diff options
Diffstat (limited to 'drivers')
354 files changed, 16590 insertions, 12332 deletions
diff --git a/drivers/Kconfig b/drivers/Kconfig index cecab0acc3f..46d655fab11 100644 --- a/drivers/Kconfig +++ b/drivers/Kconfig @@ -48,6 +48,8 @@ source "drivers/hwmon/Kconfig" source "drivers/misc/Kconfig" +source "drivers/mfd/Kconfig" + source "drivers/media/Kconfig" source "drivers/video/Kconfig" diff --git a/drivers/Makefile b/drivers/Makefile index 126a851d565..9663132ed82 100644 --- a/drivers/Makefile +++ b/drivers/Makefile @@ -26,7 +26,7 @@ obj-$(CONFIG_FB_INTEL) += video/intelfb/ obj-$(CONFIG_SERIO) += input/serio/ obj-y += serial/ obj-$(CONFIG_PARPORT) += parport/ -obj-y += base/ block/ misc/ net/ media/ +obj-y += base/ block/ misc/ mfd/ net/ media/ obj-$(CONFIG_NUBUS) += nubus/ obj-$(CONFIG_ATM) += atm/ obj-$(CONFIG_PPC_PMAC) += macintosh/ diff --git a/drivers/acorn/block/fd1772.c b/drivers/acorn/block/fd1772.c index 3cd2e968e96..c0a37d98b4f 100644 --- a/drivers/acorn/block/fd1772.c +++ b/drivers/acorn/block/fd1772.c @@ -1283,8 +1283,7 @@ static void do_fd_request(request_queue_t* q) if (fdc_busy) return; save_flags(flags); cli(); - while (fdc_busy) - sleep_on(&fdc_wait); + wait_event(fdc_wait, !fdc_busy); fdc_busy = 1; ENABLE_IRQ(); restore_flags(flags); diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig index 986410e7b48..ba13896cae4 100644 --- a/drivers/acpi/Kconfig +++ b/drivers/acpi/Kconfig @@ -133,9 +133,10 @@ config ACPI_HOTKEY depends on ACPI_INTERPRETER depends on EXPERIMENTAL depends on !IA64_SGI_SN - default m + default n help - ACPI generic hotkey + Experimental consolidated hotkey driver. + If you are unsure, say N. config ACPI_FAN tristate "Fan" diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c index 0f45d45f05a..8162fd0c21a 100644 --- a/drivers/acpi/button.c +++ b/drivers/acpi/button.c @@ -26,6 +26,9 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/init.h> +#include <linux/types.h> +#include <linux/proc_fs.h> +#include <linux/seq_file.h> #include <acpi/acpi_bus.h> #include <acpi/acpi_drivers.h> @@ -33,6 +36,9 @@ #define ACPI_BUTTON_COMPONENT 0x00080000 #define ACPI_BUTTON_DRIVER_NAME "ACPI Button Driver" #define ACPI_BUTTON_CLASS "button" +#define ACPI_BUTTON_FILE_INFO "info" +#define ACPI_BUTTON_FILE_STATE "state" +#define ACPI_BUTTON_TYPE_UNKNOWN 0x00 #define ACPI_BUTTON_NOTIFY_STATUS 0x80 #define ACPI_BUTTON_SUBCLASS_POWER "power" @@ -64,6 +70,8 @@ MODULE_LICENSE("GPL"); static int acpi_button_add (struct acpi_device *device); static int acpi_button_remove (struct acpi_device *device, int type); +static int acpi_button_info_open_fs(struct inode *inode, struct file *file); +static int acpi_button_state_open_fs(struct inode *inode, struct file *file); static struct acpi_driver acpi_button_driver = { .name = ACPI_BUTTON_DRIVER_NAME, @@ -82,6 +90,179 @@ struct acpi_button { unsigned long pushed; }; +static struct file_operations acpi_button_info_fops = { + .open = acpi_button_info_open_fs, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; + +static struct file_operations acpi_button_state_fops = { + .open = acpi_button_state_open_fs, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; +/* -------------------------------------------------------------------------- + FS Interface (/proc) + -------------------------------------------------------------------------- */ + +static struct proc_dir_entry *acpi_button_dir; + +static int acpi_button_info_seq_show(struct seq_file *seq, void *offset) +{ + struct acpi_button *button = (struct acpi_button *) seq->private; + + ACPI_FUNCTION_TRACE("acpi_button_info_seq_show"); + + if (!button || !button->device) + return_VALUE(0); + + seq_printf(seq, "type: %s\n", + acpi_device_name(button->device)); + + return_VALUE(0); +} + +static int acpi_button_info_open_fs(struct inode *inode, struct file *file) +{ + return single_open(file, acpi_button_info_seq_show, PDE(inode)->data); +} + +static int acpi_button_state_seq_show(struct seq_file *seq, void *offset) +{ + struct acpi_button *button = (struct acpi_button *) seq->private; + acpi_status status; + unsigned long state; + + ACPI_FUNCTION_TRACE("acpi_button_state_seq_show"); + + if (!button || !button->device) + return_VALUE(0); + + status = acpi_evaluate_integer(button->handle,"_LID",NULL,&state); + if (ACPI_FAILURE(status)) { + seq_printf(seq, "state: unsupported\n"); + } + else{ + seq_printf(seq, "state: %s\n", (state ? "open" : "closed")); + } + + return_VALUE(0); +} + +static int acpi_button_state_open_fs(struct inode *inode, struct file *file) +{ + return single_open(file, acpi_button_state_seq_show, PDE(inode)->data); +} + +static struct proc_dir_entry *acpi_power_dir; +static struct proc_dir_entry *acpi_sleep_dir; +static struct proc_dir_entry *acpi_lid_dir; + +static int +acpi_button_add_fs ( + struct acpi_device *device) +{ + struct proc_dir_entry *entry = NULL; + struct acpi_button *button = NULL; + + ACPI_FUNCTION_TRACE("acpi_button_add_fs"); + + if (!device || !acpi_driver_data(device)) + return_VALUE(-EINVAL); + + button = acpi_driver_data(device); + + switch (button->type) { + case ACPI_BUTTON_TYPE_POWER: + case ACPI_BUTTON_TYPE_POWERF: + if (!acpi_power_dir) + acpi_power_dir = proc_mkdir(ACPI_BUTTON_SUBCLASS_POWER, + acpi_button_dir); + entry = acpi_power_dir; + break; + case ACPI_BUTTON_TYPE_SLEEP: + case ACPI_BUTTON_TYPE_SLEEPF: + if (!acpi_sleep_dir) + acpi_sleep_dir = proc_mkdir(ACPI_BUTTON_SUBCLASS_SLEEP, + acpi_button_dir); + entry = acpi_sleep_dir; + break; + case ACPI_BUTTON_TYPE_LID: + if (!acpi_lid_dir) + acpi_lid_dir = proc_mkdir(ACPI_BUTTON_SUBCLASS_LID, + acpi_button_dir); + entry = acpi_lid_dir; + break; + } + + if (!entry) + return_VALUE(-ENODEV); + entry->owner = THIS_MODULE; + + acpi_device_dir(device) = proc_mkdir(acpi_device_bid(device), entry); + if (!acpi_device_dir(device)) + return_VALUE(-ENODEV); + acpi_device_dir(device)->owner = THIS_MODULE; + + /* 'info' [R] */ + entry = create_proc_entry(ACPI_BUTTON_FILE_INFO, + S_IRUGO, acpi_device_dir(device)); + if (!entry) + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unable to create '%s' fs entry\n", + ACPI_BUTTON_FILE_INFO)); + else { + entry->proc_fops = &acpi_button_info_fops; + entry->data = acpi_driver_data(device); + entry->owner = THIS_MODULE; + } + + /* show lid state [R] */ + if (button->type == ACPI_BUTTON_TYPE_LID) { + entry = create_proc_entry(ACPI_BUTTON_FILE_STATE, + S_IRUGO, acpi_device_dir(device)); + if (!entry) + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Unable to create '%s' fs entry\n", + ACPI_BUTTON_FILE_INFO)); + else { + entry->proc_fops = &acpi_button_state_fops; + entry->data = acpi_driver_data(device); + entry->owner = THIS_MODULE; + } + } + + return_VALUE(0); +} + + +static int +acpi_button_remove_fs ( + struct acpi_device *device) +{ + struct acpi_button *button = NULL; + + ACPI_FUNCTION_TRACE("acpi_button_remove_fs"); + + button = acpi_driver_data(device); + if (acpi_device_dir(device)) { + if (button->type == ACPI_BUTTON_TYPE_LID) + remove_proc_entry(ACPI_BUTTON_FILE_STATE, + acpi_device_dir(device)); + remove_proc_entry(ACPI_BUTTON_FILE_INFO, + acpi_device_dir(device)); + + remove_proc_entry(acpi_device_bid(device), + acpi_device_dir(device)->parent); + acpi_device_dir(device) = NULL; + } + + return_VALUE(0); +} + + /* -------------------------------------------------------------------------- Driver Interface -------------------------------------------------------------------------- */ @@ -121,7 +302,8 @@ acpi_button_notify_fixed ( ACPI_FUNCTION_TRACE("acpi_button_notify_fixed"); - BUG_ON(!button); + if (!button) + return_ACPI_STATUS(AE_BAD_PARAMETER); acpi_button_notify(button->handle, ACPI_BUTTON_NOTIFY_STATUS, button); @@ -197,6 +379,10 @@ acpi_button_add ( goto end; } + result = acpi_button_add_fs(device); + if (result) + goto end; + switch (button->type) { case ACPI_BUTTON_TYPE_POWERF: status = acpi_install_fixed_event_handler ( @@ -240,6 +426,7 @@ acpi_button_add ( end: if (result) { + acpi_button_remove_fs(device); kfree(button); } @@ -280,6 +467,8 @@ acpi_button_remove (struct acpi_device *device, int type) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Error removing notify handler\n")); + acpi_button_remove_fs(device); + kfree(button); return_VALUE(0); @@ -293,14 +482,20 @@ acpi_button_init (void) ACPI_FUNCTION_TRACE("acpi_button_init"); + acpi_button_dir = proc_mkdir(ACPI_BUTTON_CLASS, acpi_root_dir); + if (!acpi_button_dir) + return_VALUE(-ENODEV); + acpi_button_dir->owner = THIS_MODULE; result = acpi_bus_register_driver(&acpi_button_driver); if (result < 0) { + remove_proc_entry(ACPI_BUTTON_CLASS, acpi_root_dir); return_VALUE(-ENODEV); } return_VALUE(0); } + static void __exit acpi_button_exit (void) { @@ -308,8 +503,17 @@ acpi_button_exit (void) acpi_bus_unregister_driver(&acpi_button_driver); + if (acpi_power_dir) + remove_proc_entry(ACPI_BUTTON_SUBCLASS_POWER, acpi_button_dir); + if (acpi_sleep_dir) + remove_proc_entry(ACPI_BUTTON_SUBCLASS_SLEEP, acpi_button_dir); + if (acpi_lid_dir) + remove_proc_entry(ACPI_BUTTON_SUBCLASS_LID, acpi_button_dir); + remove_proc_entry(ACPI_BUTTON_CLASS, acpi_root_dir); + return_VOID; } + module_init(acpi_button_init); module_exit(acpi_button_exit); diff --git a/drivers/acpi/dispatcher/dswload.c b/drivers/acpi/dispatcher/dswload.c index 1ac197ccfc8..d1162001842 100644 --- a/drivers/acpi/dispatcher/dswload.c +++ b/drivers/acpi/dispatcher/dswload.c @@ -491,12 +491,6 @@ acpi_ds_load2_begin_op ( if ((!(walk_state->op_info->flags & AML_NSOPCODE) && (walk_state->opcode != AML_INT_NAMEPATH_OP)) || (!(walk_state->op_info->flags & AML_NAMED))) { - if ((walk_state->op_info->class == AML_CLASS_EXECUTE) || - (walk_state->op_info->class == AML_CLASS_CONTROL)) { - ACPI_REPORT_WARNING (( - "Encountered executable code at module level, [%s]\n", - acpi_ps_get_opcode_name (walk_state->opcode))); - } return_ACPI_STATUS (AE_OK); } diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index fca4140a50a..1ac5731d45e 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -59,76 +59,186 @@ ACPI_MODULE_NAME ("acpi_ec") #define ACPI_EC_DELAY 50 /* Wait 50ms max. during EC ops */ #define ACPI_EC_UDELAY_GLK 1000 /* Wait 1ms max. to get global lock */ +#define ACPI_EC_UDELAY 100 /* Poll @ 100us increments */ +#define ACPI_EC_UDELAY_COUNT 1000 /* Wait 10ms max. during EC ops */ + #define ACPI_EC_COMMAND_READ 0x80 #define ACPI_EC_COMMAND_WRITE 0x81 #define ACPI_EC_BURST_ENABLE 0x82 #define ACPI_EC_BURST_DISABLE 0x83 #define ACPI_EC_COMMAND_QUERY 0x84 -static int acpi_ec_add (struct acpi_device *device); +#define EC_POLLING 0xFF +#define EC_BURST 0x00 + + static int acpi_ec_remove (struct acpi_device *device, int type); static int acpi_ec_start (struct acpi_device *device); static int acpi_ec_stop (struct acpi_device *device, int type); +static int acpi_ec_burst_add ( struct acpi_device *device); +static int acpi_ec_polling_add ( struct acpi_device *device); static struct acpi_driver acpi_ec_driver = { .name = ACPI_EC_DRIVER_NAME, .class = ACPI_EC_CLASS, .ids = ACPI_EC_HID, .ops = { - .add = acpi_ec_add, + .add = acpi_ec_polling_add, .remove = acpi_ec_remove, .start = acpi_ec_start, .stop = acpi_ec_stop, }, }; - -struct acpi_ec { - acpi_handle handle; - unsigned long uid; - unsigned long gpe_bit; - struct acpi_generic_address status_addr; - struct acpi_generic_address command_addr; - struct acpi_generic_address data_addr; - unsigned long global_lock; - unsigned int expect_event; - atomic_t leaving_burst; /* 0 : No, 1 : Yes, 2: abort*/ - atomic_t pending_gpe; - struct semaphore sem; - wait_queue_head_t wait; +union acpi_ec { + struct { + u32 mode; + acpi_handle handle; + unsigned long uid; + unsigned long gpe_bit; + struct acpi_generic_address status_addr; + struct acpi_generic_address command_addr; + struct acpi_generic_address data_addr; + unsigned long global_lock; + } common; + + struct { + u32 mode; + acpi_handle handle; + unsigned long uid; + unsigned long gpe_bit; + struct acpi_generic_address status_addr; + struct acpi_generic_address command_addr; + struct acpi_generic_address data_addr; + unsigned long global_lock; + unsigned int expect_event; + atomic_t leaving_burst; /* 0 : No, 1 : Yes, 2: abort*/ + atomic_t pending_gpe; + struct semaphore sem; + wait_queue_head_t wait; + }burst; + + struct { + u32 mode; + acpi_handle handle; + unsigned long uid; + unsigned long gpe_bit; + struct acpi_generic_address status_addr; + struct acpi_generic_address command_addr; + struct acpi_generic_address data_addr; + unsigned long global_lock; + spinlock_t lock; + }polling; }; +static int acpi_ec_polling_wait ( union acpi_ec *ec, u8 event); +static int acpi_ec_burst_wait(union acpi_ec *ec, unsigned int event); +static int acpi_ec_polling_read ( union acpi_ec *ec, u8 address, u32 *data); +static int acpi_ec_burst_read( union acpi_ec *ec, u8 address, u32 *data); +static int acpi_ec_polling_write ( union acpi_ec *ec, u8 address, u8 data); +static int acpi_ec_burst_write ( union acpi_ec *ec, u8 address, u8 data); +static int acpi_ec_polling_query ( union acpi_ec *ec, u32 *data); +static int acpi_ec_burst_query ( union acpi_ec *ec, u32 *data); +static void acpi_ec_gpe_polling_query ( void *ec_cxt); +static void acpi_ec_gpe_burst_query ( void *ec_cxt); +static u32 acpi_ec_gpe_polling_handler ( void *data); +static u32 acpi_ec_gpe_burst_handler ( void *data); +static acpi_status __init +acpi_fake_ecdt_polling_callback ( + acpi_handle handle, + u32 Level, + void *context, + void **retval); + +static acpi_status __init +acpi_fake_ecdt_burst_callback ( + acpi_handle handle, + u32 Level, + void *context, + void **retval); + +static int __init +acpi_ec_polling_get_real_ecdt(void); +static int __init +acpi_ec_burst_get_real_ecdt(void); /* If we find an EC via the ECDT, we need to keep a ptr to its context */ -static struct acpi_ec *ec_ecdt; +static union acpi_ec *ec_ecdt; /* External interfaces use first EC only, so remember */ static struct acpi_device *first_ec; +static int acpi_ec_polling_mode = EC_POLLING; /* -------------------------------------------------------------------------- Transaction Management -------------------------------------------------------------------------- */ -static inline u32 acpi_ec_read_status(struct acpi_ec *ec) +static inline u32 acpi_ec_read_status(union acpi_ec *ec) { u32 status = 0; - acpi_hw_low_level_read(8, &status, &ec->status_addr); + acpi_hw_low_level_read(8, &status, &ec->common.status_addr); return status; } -static int acpi_ec_wait(struct acpi_ec *ec, unsigned int event) +static int +acpi_ec_wait ( + union acpi_ec *ec, + u8 event) +{ + if (acpi_ec_polling_mode) + return acpi_ec_polling_wait (ec, event); + else + return acpi_ec_burst_wait (ec, event); +} + +static int +acpi_ec_polling_wait ( + union acpi_ec *ec, + u8 event) +{ + u32 acpi_ec_status = 0; + u32 i = ACPI_EC_UDELAY_COUNT; + + if (!ec) + return -EINVAL; + + /* Poll the EC status register waiting for the event to occur. */ + switch (event) { + case ACPI_EC_EVENT_OBF: + do { + acpi_hw_low_level_read(8, &acpi_ec_status, &ec->common.status_addr); + if (acpi_ec_status & ACPI_EC_FLAG_OBF) + return 0; + udelay(ACPI_EC_UDELAY); + } while (--i>0); + break; + case ACPI_EC_EVENT_IBE: + do { + acpi_hw_low_level_read(8, &acpi_ec_status, &ec->common.status_addr); + if (!(acpi_ec_status & ACPI_EC_FLAG_IBF)) + return 0; + udelay(ACPI_EC_UDELAY); + } while (--i>0); + break; + default: + return -EINVAL; + } + + return -ETIME; +} +static int acpi_ec_burst_wait(union acpi_ec *ec, unsigned int event) { int result = 0; ACPI_FUNCTION_TRACE("acpi_ec_wait"); - ec->expect_event = event; + ec->burst.expect_event = event; smp_mb(); - result = wait_event_interruptible_timeout(ec->wait, - !ec->expect_event, + result = wait_event_interruptible_timeout(ec->burst.wait, + !ec->burst.expect_event, msecs_to_jiffies(ACPI_EC_DELAY)); - ec->expect_event = 0; + ec->burst.expect_event = 0; smp_mb(); if (result < 0){ @@ -160,7 +270,7 @@ static int acpi_ec_wait(struct acpi_ec *ec, unsigned int event) static int acpi_ec_enter_burst_mode ( - struct acpi_ec *ec) + union acpi_ec *ec) { u32 tmp = 0; int status = 0; @@ -170,43 +280,43 @@ acpi_ec_enter_burst_mode ( status = acpi_ec_read_status(ec); if (status != -EINVAL && !(status & ACPI_EC_FLAG_BURST)){ - acpi_hw_low_level_write(8, ACPI_EC_BURST_ENABLE, &ec->command_addr); + acpi_hw_low_level_write(8, ACPI_EC_BURST_ENABLE, &ec->common.command_addr); status = acpi_ec_wait(ec, ACPI_EC_EVENT_OBF); if (status){ - acpi_enable_gpe(NULL, ec->gpe_bit, ACPI_NOT_ISR); + acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); return_VALUE(-EINVAL); } - acpi_hw_low_level_read(8, &tmp, &ec->data_addr); - acpi_enable_gpe(NULL, ec->gpe_bit, ACPI_NOT_ISR); + acpi_hw_low_level_read(8, &tmp, &ec->common.data_addr); + acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); if(tmp != 0x90 ) {/* Burst ACK byte*/ return_VALUE(-EINVAL); } } - atomic_set(&ec->leaving_burst , 0); + atomic_set(&ec->burst.leaving_burst , 0); return_VALUE(0); } static int acpi_ec_leave_burst_mode ( - struct acpi_ec *ec) + union acpi_ec *ec) { int status =0; ACPI_FUNCTION_TRACE("acpi_ec_leave_burst_mode"); - atomic_set(&ec->leaving_burst , 1); + atomic_set(&ec->burst.leaving_burst , 1); status = acpi_ec_read_status(ec); if (status != -EINVAL && (status & ACPI_EC_FLAG_BURST)){ - acpi_hw_low_level_write(8, ACPI_EC_BURST_DISABLE, &ec->command_addr); + acpi_hw_low_level_write(8, ACPI_EC_BURST_DISABLE, &ec->common.command_addr); status = acpi_ec_wait(ec, ACPI_EC_FLAG_IBF); if (status){ - acpi_enable_gpe(NULL, ec->gpe_bit, ACPI_NOT_ISR); + acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); ACPI_DEBUG_PRINT((ACPI_DB_ERROR,"------->wait fail\n")); return_VALUE(-EINVAL); } - acpi_enable_gpe(NULL, ec->gpe_bit, ACPI_NOT_ISR); + acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); status = acpi_ec_read_status(ec); } @@ -215,7 +325,131 @@ acpi_ec_leave_burst_mode ( static int acpi_ec_read ( - struct acpi_ec *ec, + union acpi_ec *ec, + u8 address, + u32 *data) +{ + if (acpi_ec_polling_mode) + return acpi_ec_polling_read(ec, address, data); + else + return acpi_ec_burst_read(ec, address, data); +} +static int +acpi_ec_write ( + union acpi_ec *ec, + u8 address, + u8 data) +{ + if (acpi_ec_polling_mode) + return acpi_ec_polling_write(ec, address, data); + else + return acpi_ec_burst_write(ec, address, data); +} +static int +acpi_ec_polling_read ( + union acpi_ec *ec, + u8 address, + u32 *data) +{ + acpi_status status = AE_OK; + int result = 0; + unsigned long flags = 0; + u32 glk = 0; + + ACPI_FUNCTION_TRACE("acpi_ec_read"); + + if (!ec || !data) + return_VALUE(-EINVAL); + + *data = 0; + + if (ec->common.global_lock) { + status = acpi_acquire_global_lock(ACPI_EC_UDELAY_GLK, &glk); + if (ACPI_FAILURE(status)) + return_VALUE(-ENODEV); + } + + spin_lock_irqsave(&ec->polling.lock, flags); + + acpi_hw_low_level_write(8, ACPI_EC_COMMAND_READ, &ec->common.command_addr); + result = acpi_ec_wait(ec, ACPI_EC_EVENT_IBE); + if (result) + goto end; + + acpi_hw_low_level_write(8, address, &ec->common.data_addr); + result = acpi_ec_wait(ec, ACPI_EC_EVENT_OBF); + if (result) + goto end; + + acpi_hw_low_level_read(8, data, &ec->common.data_addr); + + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Read [%02x] from address [%02x]\n", + *data, address)); + +end: + spin_unlock_irqrestore(&ec->polling.lock, flags); + + if (ec->common.global_lock) + acpi_release_global_lock(glk); + + return_VALUE(result); +} + + +static int +acpi_ec_polling_write ( + union acpi_ec *ec, + u8 address, + u8 data) +{ + int result = 0; + acpi_status status = AE_OK; + unsigned long flags = 0; + u32 glk = 0; + + ACPI_FUNCTION_TRACE("acpi_ec_write"); + + if (!ec) + return_VALUE(-EINVAL); + + if (ec->common.global_lock) { + status = acpi_acquire_global_lock(ACPI_EC_UDELAY_GLK, &glk); + if (ACPI_FAILURE(status)) + return_VALUE(-ENODEV); + } + + spin_lock_irqsave(&ec->polling.lock, flags); + + acpi_hw_low_level_write(8, ACPI_EC_COMMAND_WRITE, &ec->common.command_addr); + result = acpi_ec_wait(ec, ACPI_EC_EVENT_IBE); + if (result) + goto end; + + acpi_hw_low_level_write(8, address, &ec->common.data_addr); + result = acpi_ec_wait(ec, ACPI_EC_EVENT_IBE); + if (result) + goto end; + + acpi_hw_low_level_write(8, data, &ec->common.data_addr); + result = acpi_ec_wait(ec, ACPI_EC_EVENT_IBE); + if (result) + goto end; + + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Wrote [%02x] to address [%02x]\n", + data, address)); + +end: + spin_unlock_irqrestore(&ec->polling.lock, flags); + + if (ec->common.global_lock) + acpi_release_global_lock(glk); + + return_VALUE(result); +} + +static int +acpi_ec_burst_read ( + union acpi_ec *ec, u8 address, u32 *data) { @@ -230,51 +464,51 @@ acpi_ec_read ( retry: *data = 0; - if (ec->global_lock) { + if (ec->common.global_lock) { status = acpi_acquire_global_lock(ACPI_EC_UDELAY_GLK, &glk); if (ACPI_FAILURE(status)) return_VALUE(-ENODEV); } WARN_ON(in_interrupt()); - down(&ec->sem); + down(&ec->burst.sem); if(acpi_ec_enter_burst_mode(ec)) goto end; - acpi_hw_low_level_write(8, ACPI_EC_COMMAND_READ, &ec->command_addr); + acpi_hw_low_level_write(8, ACPI_EC_COMMAND_READ, &ec->common.command_addr); status = acpi_ec_wait(ec, ACPI_EC_EVENT_IBE); - acpi_enable_gpe(NULL, ec->gpe_bit, ACPI_NOT_ISR); + acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); if (status) { goto end; } - acpi_hw_low_level_write(8, address, &ec->data_addr); + acpi_hw_low_level_write(8, address, &ec->common.data_addr); status= acpi_ec_wait(ec, ACPI_EC_EVENT_OBF); if (status){ - acpi_enable_gpe(NULL, ec->gpe_bit, ACPI_NOT_ISR); + acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); goto end; } - acpi_hw_low_level_read(8, data, &ec->data_addr); - acpi_enable_gpe(NULL, ec->gpe_bit, ACPI_NOT_ISR); + acpi_hw_low_level_read(8, data, &ec->common.data_addr); + acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Read [%02x] from address [%02x]\n", *data, address)); end: acpi_ec_leave_burst_mode(ec); - up(&ec->sem); + up(&ec->burst.sem); - if (ec->global_lock) + if (ec->common.global_lock) acpi_release_global_lock(glk); - if(atomic_read(&ec->leaving_burst) == 2){ + if(atomic_read(&ec->burst.leaving_burst) == 2){ ACPI_DEBUG_PRINT((ACPI_DB_INFO,"aborted, retry ...\n")); - while(atomic_read(&ec->pending_gpe)){ + while(atomic_read(&ec->burst.pending_gpe)){ msleep(1); } - acpi_enable_gpe(NULL, ec->gpe_bit, ACPI_NOT_ISR); + acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); goto retry; } @@ -283,8 +517,8 @@ end: static int -acpi_ec_write ( - struct acpi_ec *ec, +acpi_ec_burst_write ( + union acpi_ec *ec, u8 address, u8 data) { @@ -297,14 +531,14 @@ acpi_ec_write ( if (!ec) return_VALUE(-EINVAL); retry: - if (ec->global_lock) { + if (ec->common.global_lock) { status = acpi_acquire_global_lock(ACPI_EC_UDELAY_GLK, &glk); if (ACPI_FAILURE(status)) return_VALUE(-ENODEV); } WARN_ON(in_interrupt()); - down(&ec->sem); + down(&ec->burst.sem); if(acpi_ec_enter_burst_mode(ec)) goto end; @@ -312,33 +546,33 @@ retry: status = acpi_ec_read_status(ec); if (status != -EINVAL && !(status & ACPI_EC_FLAG_BURST)){ - acpi_hw_low_level_write(8, ACPI_EC_BURST_ENABLE, &ec->command_addr); + acpi_hw_low_level_write(8, ACPI_EC_BURST_ENABLE, &ec->common.command_addr); status = acpi_ec_wait(ec, ACPI_EC_EVENT_OBF); if (status) goto end; - acpi_hw_low_level_read(8, &tmp, &ec->data_addr); + acpi_hw_low_level_read(8, &tmp, &ec->common.data_addr); if(tmp != 0x90 ) /* Burst ACK byte*/ goto end; } /*Now we are in burst mode*/ - acpi_hw_low_level_write(8, ACPI_EC_COMMAND_WRITE, &ec->command_addr); + acpi_hw_low_level_write(8, ACPI_EC_COMMAND_WRITE, &ec->common.command_addr); status = acpi_ec_wait(ec, ACPI_EC_EVENT_IBE); - acpi_enable_gpe(NULL, ec->gpe_bit, ACPI_NOT_ISR); + acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); if (status){ goto end; } - acpi_hw_low_level_write(8, address, &ec->data_addr); + acpi_hw_low_level_write(8, address, &ec->common.data_addr); status = acpi_ec_wait(ec, ACPI_EC_EVENT_IBE); if (status){ - acpi_enable_gpe(NULL, ec->gpe_bit, ACPI_NOT_ISR); + acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); goto end; } - acpi_hw_low_level_write(8, data, &ec->data_addr); + acpi_hw_low_level_write(8, data, &ec->common.data_addr); status = acpi_ec_wait(ec, ACPI_EC_EVENT_IBE); - acpi_enable_gpe(NULL, ec->gpe_bit, ACPI_NOT_ISR); + acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); if (status) goto end; @@ -347,17 +581,17 @@ retry: end: acpi_ec_leave_burst_mode(ec); - up(&ec->sem); + up(&ec->burst.sem); - if (ec->global_lock) + if (ec->common.global_lock) acpi_release_global_lock(glk); - if(atomic_read(&ec->leaving_burst) == 2){ + if(atomic_read(&ec->burst.leaving_burst) == 2){ ACPI_DEBUG_PRINT((ACPI_DB_INFO,"aborted, retry ...\n")); - while(atomic_read(&ec->pending_gpe)){ + while(atomic_read(&ec->burst.pending_gpe)){ msleep(1); } - acpi_enable_gpe(NULL, ec->gpe_bit, ACPI_NOT_ISR); + acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); goto retry; } @@ -370,7 +604,7 @@ end: int ec_read(u8 addr, u8 *val) { - struct acpi_ec *ec; + union acpi_ec *ec; int err; u32 temp_data; @@ -393,7 +627,7 @@ EXPORT_SYMBOL(ec_read); int ec_write(u8 addr, u8 val) { - struct acpi_ec *ec; + union acpi_ec *ec; int err; if (!first_ec) @@ -407,10 +641,66 @@ ec_write(u8 addr, u8 val) } EXPORT_SYMBOL(ec_write); - static int acpi_ec_query ( - struct acpi_ec *ec, + union acpi_ec *ec, + u32 *data) +{ + if (acpi_ec_polling_mode) + return acpi_ec_polling_query(ec, data); + else + return acpi_ec_burst_query(ec, data); +} +static int +acpi_ec_polling_query ( + union acpi_ec *ec, + u32 *data) +{ + int result = 0; + acpi_status status = AE_OK; + unsigned long flags = 0; + u32 glk = 0; + + ACPI_FUNCTION_TRACE("acpi_ec_query"); + + if (!ec || !data) + return_VALUE(-EINVAL); + + *data = 0; + + if (ec->common.global_lock) { + status = acpi_acquire_global_lock(ACPI_EC_UDELAY_GLK, &glk); + if (ACPI_FAILURE(status)) + return_VALUE(-ENODEV); + } + + /* + * Query the EC to find out which _Qxx method we need to evaluate. + * Note that successful completion of the query causes the ACPI_EC_SCI + * bit to be cleared (and thus clearing the interrupt source). + */ + spin_lock_irqsave(&ec->polling.lock, flags); + + acpi_hw_low_level_write(8, ACPI_EC_COMMAND_QUERY, &ec->common.command_addr); + result = acpi_ec_wait(ec, ACPI_EC_EVENT_OBF); + if (result) + goto end; + + acpi_hw_low_level_read(8, data, &ec->common.data_addr); + if (!*data) + result = -ENODATA; + +end: + spin_unlock_irqrestore(&ec->polling.lock, flags); + + if (ec->common.global_lock) + acpi_release_global_lock(glk); + + return_VALUE(result); +} +static int +acpi_ec_burst_query ( + union acpi_ec *ec, u32 *data) { int status = 0; @@ -422,13 +712,13 @@ acpi_ec_query ( return_VALUE(-EINVAL); *data = 0; - if (ec->global_lock) { + if (ec->common.global_lock) { status = acpi_acquire_global_lock(ACPI_EC_UDELAY_GLK, &glk); if (ACPI_FAILURE(status)) return_VALUE(-ENODEV); } - down(&ec->sem); + down(&ec->burst.sem); if(acpi_ec_enter_burst_mode(ec)) goto end; /* @@ -436,28 +726,28 @@ acpi_ec_query ( * Note that successful completion of the query causes the ACPI_EC_SCI * bit to be cleared (and thus clearing the interrupt source). */ - acpi_hw_low_level_write(8, ACPI_EC_COMMAND_QUERY, &ec->command_addr); + acpi_hw_low_level_write(8, ACPI_EC_COMMAND_QUERY, &ec->common.command_addr); status = acpi_ec_wait(ec, ACPI_EC_EVENT_OBF); if (status){ - acpi_enable_gpe(NULL, ec->gpe_bit, ACPI_NOT_ISR); + acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); goto end; } - acpi_hw_low_level_read(8, data, &ec->data_addr); - acpi_enable_gpe(NULL, ec->gpe_bit, ACPI_NOT_ISR); + acpi_hw_low_level_read(8, data, &ec->common.data_addr); + acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); if (!*data) status = -ENODATA; end: acpi_ec_leave_burst_mode(ec); - up(&ec->sem); + up(&ec->burst.sem); - if (ec->global_lock) + if (ec->common.global_lock) acpi_release_global_lock(glk); - if(atomic_read(&ec->leaving_burst) == 2){ + if(atomic_read(&ec->burst.leaving_burst) == 2){ ACPI_DEBUG_PRINT((ACPI_DB_INFO,"aborted, retry ...\n")); - acpi_enable_gpe(NULL, ec->gpe_bit, ACPI_NOT_ISR); + acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); status = -ENODATA; } return_VALUE(status); @@ -468,7 +758,7 @@ end: Event Management -------------------------------------------------------------------------- */ -struct acpi_ec_query_data { +union acpi_ec_query_data { acpi_handle handle; u8 data; }; @@ -477,7 +767,59 @@ static void acpi_ec_gpe_query ( void *ec_cxt) { - struct acpi_ec *ec = (struct acpi_ec *) ec_cxt; + if (acpi_ec_polling_mode) + acpi_ec_gpe_polling_query(ec_cxt); + else + acpi_ec_gpe_burst_query(ec_cxt); +} + +static void +acpi_ec_gpe_polling_query ( + void *ec_cxt) +{ + union acpi_ec *ec = (union acpi_ec *) ec_cxt; + u32 value = 0; + unsigned long flags = 0; + static char object_name[5] = {'_','Q','0','0','\0'}; + const char hex[] = {'0','1','2','3','4','5','6','7', + '8','9','A','B','C','D','E','F'}; + + ACPI_FUNCTION_TRACE("acpi_ec_gpe_query"); + + if (!ec_cxt) + goto end; + + spin_lock_irqsave(&ec->polling.lock, flags); + acpi_hw_low_level_read(8, &value, &ec->common.command_addr); + spin_unlock_irqrestore(&ec->polling.lock, flags); + + /* TBD: Implement asynch events! + * NOTE: All we care about are EC-SCI's. Other EC events are + * handled via polling (yuck!). This is because some systems + * treat EC-SCIs as level (versus EDGE!) triggered, preventing + * a purely interrupt-driven approach (grumble, grumble). + */ + if (!(value & ACPI_EC_FLAG_SCI)) + goto end; + + if (acpi_ec_query(ec, &value)) + goto end; + + object_name[2] = hex[((value >> 4) & 0x0F)]; + object_name[3] = hex[(value & 0x0F)]; + + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Evaluating %s\n", object_name)); + + acpi_evaluate_object(ec->common.handle, object_name, NULL, NULL); + +end: + acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); +} +static void +acpi_ec_gpe_burst_query ( + void *ec_cxt) +{ + union acpi_ec *ec = (union acpi_ec *) ec_cxt; u32 value; int result = -ENODATA; static char object_name[5] = {'_','Q','0','0','\0'}; @@ -497,9 +839,9 @@ acpi_ec_gpe_query ( ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Evaluating %s\n", object_name)); - acpi_evaluate_object(ec->handle, object_name, NULL, NULL); + acpi_evaluate_object(ec->common.handle, object_name, NULL, NULL); end: - atomic_dec(&ec->pending_gpe); + atomic_dec(&ec->burst.pending_gpe); return; } @@ -507,48 +849,77 @@ static u32 acpi_ec_gpe_handler ( void *data) { + if (acpi_ec_polling_mode) + return acpi_ec_gpe_polling_handler(data); + else + return acpi_ec_gpe_burst_handler(data); +} +static u32 +acpi_ec_gpe_polling_handler ( + void *data) +{ + acpi_status status = AE_OK; + union acpi_ec *ec = (union acpi_ec *) data; + + if (!ec) + return ACPI_INTERRUPT_NOT_HANDLED; + + acpi_disable_gpe(NULL, ec->common.gpe_bit, ACPI_ISR); + + status = acpi_os_queue_for_execution(OSD_PRIORITY_GPE, + acpi_ec_gpe_query, ec); + + if (status == AE_OK) + return ACPI_INTERRUPT_HANDLED; + else + return ACPI_INTERRUPT_NOT_HANDLED; +} +static u32 +acpi_ec_gpe_burst_handler ( + void *data) +{ acpi_status status = AE_OK; u32 value; - struct acpi_ec *ec = (struct acpi_ec *) data; + union acpi_ec *ec = (union acpi_ec *) data; if (!ec) return ACPI_INTERRUPT_NOT_HANDLED; - acpi_disable_gpe(NULL, ec->gpe_bit, ACPI_ISR); + acpi_disable_gpe(NULL, ec->common.gpe_bit, ACPI_ISR); value = acpi_ec_read_status(ec); if((value & ACPI_EC_FLAG_IBF) && !(value & ACPI_EC_FLAG_BURST) && - (atomic_read(&ec->leaving_burst) == 0)) { + (atomic_read(&ec->burst.leaving_burst) == 0)) { /* * the embedded controller disables * burst mode for any reason other * than the burst disable command * to process critical event. */ - atomic_set(&ec->leaving_burst , 2); /* block current pending transaction + atomic_set(&ec->burst.leaving_burst , 2); /* block current pending transaction and retry */ - wake_up(&ec->wait); + wake_up(&ec->burst.wait); }else { - if ((ec->expect_event == ACPI_EC_EVENT_OBF && + if ((ec->burst.expect_event == ACPI_EC_EVENT_OBF && (value & ACPI_EC_FLAG_OBF)) || - (ec->expect_event == ACPI_EC_EVENT_IBE && + (ec->burst.expect_event == ACPI_EC_EVENT_IBE && !(value & ACPI_EC_FLAG_IBF))) { - ec->expect_event = 0; - wake_up(&ec->wait); + ec->burst.expect_event = 0; + wake_up(&ec->burst.wait); return ACPI_INTERRUPT_HANDLED; } } if (value & ACPI_EC_FLAG_SCI){ - atomic_add(1, &ec->pending_gpe) ; + atomic_add(1, &ec->burst.pending_gpe) ; status = acpi_os_queue_for_execution(OSD_PRIORITY_GPE, acpi_ec_gpe_query, ec); return status == AE_OK ? ACPI_INTERRUPT_HANDLED : ACPI_INTERRUPT_NOT_HANDLED; } - acpi_enable_gpe(NULL, ec->gpe_bit, ACPI_ISR); + acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_ISR); return status == AE_OK ? ACPI_INTERRUPT_HANDLED : ACPI_INTERRUPT_NOT_HANDLED; } @@ -585,7 +956,7 @@ acpi_ec_space_handler ( void *region_context) { int result = 0; - struct acpi_ec *ec = NULL; + union acpi_ec *ec = NULL; u64 temp = *value; acpi_integer f_v = 0; int i = 0; @@ -600,7 +971,7 @@ acpi_ec_space_handler ( return_VALUE(AE_BAD_PARAMETER); } - ec = (struct acpi_ec *) handler_context; + ec = (union acpi_ec *) handler_context; next_byte: switch (function) { @@ -661,7 +1032,7 @@ static struct proc_dir_entry *acpi_ec_dir; static int acpi_ec_read_info (struct seq_file *seq, void *offset) { - struct acpi_ec *ec = (struct acpi_ec *) seq->private; + union acpi_ec *ec = (union acpi_ec *) seq->private; ACPI_FUNCTION_TRACE("acpi_ec_read_info"); @@ -669,12 +1040,12 @@ acpi_ec_read_info (struct seq_file *seq, void *offset) goto end; seq_printf(seq, "gpe bit: 0x%02x\n", - (u32) ec->gpe_bit); + (u32) ec->common.gpe_bit); seq_printf(seq, "ports: 0x%02x, 0x%02x\n", - (u32) ec->status_addr.address, (u32) ec->data_addr.address); + (u32) ec->common.status_addr.address, (u32) ec->common.data_addr.address); seq_printf(seq, "use global lock: %s\n", - ec->global_lock?"yes":"no"); - acpi_enable_gpe(NULL, ec->gpe_bit, ACPI_NOT_ISR); + ec->common.global_lock?"yes":"no"); + acpi_enable_gpe(NULL, ec->common.gpe_bit, ACPI_NOT_ISR); end: return_VALUE(0); @@ -697,7 +1068,7 @@ static int acpi_ec_add_fs ( struct acpi_device *device) { - struct proc_dir_entry *entry; + struct proc_dir_entry *entry = NULL; ACPI_FUNCTION_TRACE("acpi_ec_add_fs"); @@ -744,13 +1115,14 @@ acpi_ec_remove_fs ( Driver Interface -------------------------------------------------------------------------- */ + static int -acpi_ec_add ( +acpi_ec_polling_add ( struct acpi_device *device) { - int result; - acpi_status status; - struct acpi_ec *ec; + int result = 0; + acpi_status status = AE_OK; + union acpi_ec *ec = NULL; unsigned long uid; ACPI_FUNCTION_TRACE("acpi_ec_add"); @@ -758,39 +1130,107 @@ acpi_ec_add ( if (!device) return_VALUE(-EINVAL); - ec = kmalloc(sizeof(struct acpi_ec), GFP_KERNEL); + ec = kmalloc(sizeof(union acpi_ec), GFP_KERNEL); if (!ec) return_VALUE(-ENOMEM); - memset(ec, 0, sizeof(struct acpi_ec)); - - ec->handle = device->handle; - ec->uid = -1; - atomic_set(&ec->pending_gpe, 0); - atomic_set(&ec->leaving_burst , 1); - init_MUTEX(&ec->sem); - init_waitqueue_head(&ec->wait); + memset(ec, 0, sizeof(union acpi_ec)); + + ec->common.handle = device->handle; + ec->common.uid = -1; + spin_lock_init(&ec->polling.lock); strcpy(acpi_device_name(device), ACPI_EC_DEVICE_NAME); strcpy(acpi_device_class(device), ACPI_EC_CLASS); acpi_driver_data(device) = ec; /* Use the global lock for all EC transactions? */ - acpi_evaluate_integer(ec->handle, "_GLK", NULL, &ec->global_lock); + acpi_evaluate_integer(ec->common.handle, "_GLK", NULL, &ec->common.global_lock); /* If our UID matches the UID for the ECDT-enumerated EC, we now have the *real* EC info, so kill the makeshift one.*/ - acpi_evaluate_integer(ec->handle, "_UID", NULL, &uid); - if (ec_ecdt && ec_ecdt->uid == uid) { + acpi_evaluate_integer(ec->common.handle, "_UID", NULL, &uid); + if (ec_ecdt && ec_ecdt->common.uid == uid) { acpi_remove_address_space_handler(ACPI_ROOT_OBJECT, ACPI_ADR_SPACE_EC, &acpi_ec_space_handler); + + acpi_remove_gpe_handler(NULL, ec_ecdt->common.gpe_bit, &acpi_ec_gpe_handler); + + kfree(ec_ecdt); + } + + /* Get GPE bit assignment (EC events). */ + /* TODO: Add support for _GPE returning a package */ + status = acpi_evaluate_integer(ec->common.handle, "_GPE", NULL, &ec->common.gpe_bit); + if (ACPI_FAILURE(status)) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Error obtaining GPE bit assignment\n")); + result = -ENODEV; + goto end; + } - acpi_remove_gpe_handler(NULL, ec_ecdt->gpe_bit, &acpi_ec_gpe_handler); + result = acpi_ec_add_fs(device); + if (result) + goto end; + + printk(KERN_INFO PREFIX "%s [%s] (gpe %d)\n", + acpi_device_name(device), acpi_device_bid(device), + (u32) ec->common.gpe_bit); + + if (!first_ec) + first_ec = device; + +end: + if (result) + kfree(ec); + + return_VALUE(result); +} +static int +acpi_ec_burst_add ( + struct acpi_device *device) +{ + int result = 0; + acpi_status status = AE_OK; + union acpi_ec *ec = NULL; + unsigned long uid; + + ACPI_FUNCTION_TRACE("acpi_ec_add"); + + if (!device) + return_VALUE(-EINVAL); + + ec = kmalloc(sizeof(union acpi_ec), GFP_KERNEL); + if (!ec) + return_VALUE(-ENOMEM); + memset(ec, 0, sizeof(union acpi_ec)); + + ec->common.handle = device->handle; + ec->common.uid = -1; + atomic_set(&ec->burst.pending_gpe, 0); + atomic_set(&ec->burst.leaving_burst , 1); + init_MUTEX(&ec->burst.sem); + init_waitqueue_head(&ec->burst.wait); + strcpy(acpi_device_name(device), ACPI_EC_DEVICE_NAME); + strcpy(acpi_device_class(device), ACPI_EC_CLASS); + acpi_driver_data(device) = ec; + + /* Use the global lock for all EC transactions? */ + acpi_evaluate_integer(ec->common.handle, "_GLK", NULL, &ec->common.global_lock); + + /* If our UID matches the UID for the ECDT-enumerated EC, + we now have the *real* EC info, so kill the makeshift one.*/ + acpi_evaluate_integer(ec->common.handle, "_UID", NULL, &uid); + if (ec_ecdt && ec_ecdt->common.uid == uid) { + acpi_remove_address_space_handler(ACPI_ROOT_OBJECT, + ACPI_ADR_SPACE_EC, &acpi_ec_space_handler); + + acpi_remove_gpe_handler(NULL, ec_ecdt->common.gpe_bit, &acpi_ec_gpe_handler); kfree(ec_ecdt); } /* Get GPE bit assignment (EC events). */ /* TODO: Add support for _GPE returning a package */ - status = acpi_evaluate_integer(ec->handle, "_GPE", NULL, &ec->gpe_bit); + status = acpi_evaluate_integer(ec->common.handle, "_GPE", NULL, &ec->common.gpe_bit); if (ACPI_FAILURE(status)) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Error obtaining GPE bit assignment\n")); @@ -804,7 +1244,7 @@ acpi_ec_add ( printk(KERN_INFO PREFIX "%s [%s] (gpe %d)\n", acpi_device_name(device), acpi_device_bid(device), - (u32) ec->gpe_bit); + (u32) ec->common.gpe_bit); if (!first_ec) first_ec = device; @@ -822,7 +1262,7 @@ acpi_ec_remove ( struct acpi_device *device, int type) { - struct acpi_ec *ec; + union acpi_ec *ec = NULL; ACPI_FUNCTION_TRACE("acpi_ec_remove"); @@ -844,7 +1284,7 @@ acpi_ec_io_ports ( struct acpi_resource *resource, void *context) { - struct acpi_ec *ec = (struct acpi_ec *) context; + union acpi_ec *ec = (union acpi_ec *) context; struct acpi_generic_address *addr; if (resource->id != ACPI_RSTYPE_IO) { @@ -856,10 +1296,10 @@ acpi_ec_io_ports ( * the second address region returned is the status/command * port. */ - if (ec->data_addr.register_bit_width == 0) { - addr = &ec->data_addr; - } else if (ec->command_addr.register_bit_width == 0) { - addr = &ec->command_addr; + if (ec->common.data_addr.register_bit_width == 0) { + addr = &ec->common.data_addr; + } else if (ec->common.command_addr.register_bit_width == 0) { + addr = &ec->common.command_addr; } else { return AE_CTRL_TERMINATE; } @@ -877,8 +1317,8 @@ static int acpi_ec_start ( struct acpi_device *device) { - acpi_status status; - struct acpi_ec *ec; + acpi_status status = AE_OK; + union acpi_ec *ec = NULL; ACPI_FUNCTION_TRACE("acpi_ec_start"); @@ -893,35 +1333,36 @@ acpi_ec_start ( /* * Get I/O port addresses. Convert to GAS format. */ - status = acpi_walk_resources(ec->handle, METHOD_NAME__CRS, + status = acpi_walk_resources(ec->common.handle, METHOD_NAME__CRS, acpi_ec_io_ports, ec); - if (ACPI_FAILURE(status) || ec->command_addr.register_bit_width == 0) { + if (ACPI_FAILURE(status) || ec->common.command_addr.register_bit_width == 0) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Error getting I/O port addresses")); return_VALUE(-ENODEV); } - ec->status_addr = ec->command_addr; + ec->common.status_addr = ec->common.command_addr; ACPI_DEBUG_PRINT((ACPI_DB_INFO, "gpe=0x%02x, ports=0x%2x,0x%2x\n", - (u32) ec->gpe_bit, (u32) ec->command_addr.address, - (u32) ec->data_addr.address)); + (u32) ec->common.gpe_bit, (u32) ec->common.command_addr.address, + (u32) ec->common.data_addr.address)); + /* * Install GPE handler */ - status = acpi_install_gpe_handler(NULL, ec->gpe_bit, + status = acpi_install_gpe_handler(NULL, ec->common.gpe_bit, ACPI_GPE_EDGE_TRIGGERED, &acpi_ec_gpe_handler, ec); if (ACPI_FAILURE(status)) { return_VALUE(-ENODEV); } - acpi_set_gpe_type (NULL, ec->gpe_bit, ACPI_GPE_TYPE_RUNTIME); - acpi_enable_gpe (NULL, ec->gpe_bit, ACPI_NOT_ISR); + acpi_set_gpe_type (NULL, ec->common.gpe_bit, ACPI_GPE_TYPE_RUNTIME); + acpi_enable_gpe (NULL, ec->common.gpe_bit, ACPI_NOT_ISR); - status = acpi_install_address_space_handler (ec->handle, + status = acpi_install_address_space_handler (ec->common.handle, ACPI_ADR_SPACE_EC, &acpi_ec_space_handler, &acpi_ec_space_setup, ec); if (ACPI_FAILURE(status)) { - acpi_remove_gpe_handler(NULL, ec->gpe_bit, &acpi_ec_gpe_handler); + acpi_remove_gpe_handler(NULL, ec->common.gpe_bit, &acpi_ec_gpe_handler); return_VALUE(-ENODEV); } @@ -934,8 +1375,8 @@ acpi_ec_stop ( struct acpi_device *device, int type) { - acpi_status status; - struct acpi_ec *ec; + acpi_status status = AE_OK; + union acpi_ec *ec = NULL; ACPI_FUNCTION_TRACE("acpi_ec_stop"); @@ -944,12 +1385,12 @@ acpi_ec_stop ( ec = acpi_driver_data(device); - status = acpi_remove_address_space_handler(ec->handle, + status = acpi_remove_address_space_handler(ec->common.handle, ACPI_ADR_SPACE_EC, &acpi_ec_space_handler); if (ACPI_FAILURE(status)) return_VALUE(-ENODEV); - status = acpi_remove_gpe_handler(NULL, ec->gpe_bit, &acpi_ec_gpe_handler); + status = acpi_remove_gpe_handler(NULL, ec->common.gpe_bit, &acpi_ec_gpe_handler); if (ACPI_FAILURE(status)) return_VALUE(-ENODEV); @@ -963,26 +1404,76 @@ acpi_fake_ecdt_callback ( void *context, void **retval) { + + if (acpi_ec_polling_mode) + return acpi_fake_ecdt_polling_callback(handle, + Level, context, retval); + else + return acpi_fake_ecdt_burst_callback(handle, + Level, context, retval); +} + +static acpi_status __init +acpi_fake_ecdt_polling_callback ( + acpi_handle handle, + u32 Level, + void *context, + void **retval) +{ acpi_status status; status = acpi_walk_resources(handle, METHOD_NAME__CRS, acpi_ec_io_ports, ec_ecdt); if (ACPI_FAILURE(status)) return status; - ec_ecdt->status_addr = ec_ecdt->command_addr; + ec_ecdt->common.status_addr = ec_ecdt->common.command_addr; - ec_ecdt->uid = -1; - acpi_evaluate_integer(handle, "_UID", NULL, &ec_ecdt->uid); + ec_ecdt->common.uid = -1; + acpi_evaluate_integer(handle, "_UID", NULL, &ec_ecdt->common.uid); - status = acpi_evaluate_integer(handle, "_GPE", NULL, &ec_ecdt->gpe_bit); + status = acpi_evaluate_integer(handle, "_GPE", NULL, &ec_ecdt->common.gpe_bit); if (ACPI_FAILURE(status)) return status; - ec_ecdt->global_lock = TRUE; - ec_ecdt->handle = handle; + spin_lock_init(&ec_ecdt->polling.lock); + ec_ecdt->common.global_lock = TRUE; + ec_ecdt->common.handle = handle; printk(KERN_INFO PREFIX "GPE=0x%02x, ports=0x%2x, 0x%2x\n", - (u32) ec_ecdt->gpe_bit, (u32) ec_ecdt->command_addr.address, - (u32) ec_ecdt->data_addr.address); + (u32) ec_ecdt->common.gpe_bit, (u32) ec_ecdt->common.command_addr.address, + (u32) ec_ecdt->common.data_addr.address); + + return AE_CTRL_TERMINATE; +} + +static acpi_status __init +acpi_fake_ecdt_burst_callback ( + acpi_handle handle, + u32 Level, + void *context, + void **retval) +{ + acpi_status status; + + init_MUTEX(&ec_ecdt->burst.sem); + init_waitqueue_head(&ec_ecdt->burst.wait); + status = acpi_walk_resources(handle, METHOD_NAME__CRS, + acpi_ec_io_ports, ec_ecdt); + if (ACPI_FAILURE(status)) + return status; + ec_ecdt->common.status_addr = ec_ecdt->common.command_addr; + + ec_ecdt->common.uid = -1; + acpi_evaluate_integer(handle, "_UID", NULL, &ec_ecdt->common.uid); + + status = acpi_evaluate_integer(handle, "_GPE", NULL, &ec_ecdt->common.gpe_bit); + if (ACPI_FAILURE(status)) + return status; + ec_ecdt->common.global_lock = TRUE; + ec_ecdt->common.handle = handle; + + printk(KERN_INFO PREFIX "GPE=0x%02x, ports=0x%2x, 0x%2x\n", + (u32) ec_ecdt->common.gpe_bit, (u32) ec_ecdt->common.command_addr.address, + (u32) ec_ecdt->common.data_addr.address); return AE_CTRL_TERMINATE; } @@ -1005,12 +1496,12 @@ acpi_ec_fake_ecdt(void) printk(KERN_INFO PREFIX "Try to make an fake ECDT\n"); - ec_ecdt = kmalloc(sizeof(struct acpi_ec), GFP_KERNEL); + ec_ecdt = kmalloc(sizeof(union acpi_ec), GFP_KERNEL); if (!ec_ecdt) { ret = -ENOMEM; goto error; } - memset(ec_ecdt, 0, sizeof(struct acpi_ec)); + memset(ec_ecdt, 0, sizeof(union acpi_ec)); status = acpi_get_devices (ACPI_EC_HID, acpi_fake_ecdt_callback, @@ -1031,6 +1522,60 @@ error: static int __init acpi_ec_get_real_ecdt(void) { + if (acpi_ec_polling_mode) + return acpi_ec_polling_get_real_ecdt(); + else + return acpi_ec_burst_get_real_ecdt(); +} + +static int __init +acpi_ec_polling_get_real_ecdt(void) +{ + acpi_status status; + struct acpi_table_ecdt *ecdt_ptr; + + status = acpi_get_firmware_table("ECDT", 1, ACPI_LOGICAL_ADDRESSING, + (struct acpi_table_header **) &ecdt_ptr); + if (ACPI_FAILURE(status)) + return -ENODEV; + + printk(KERN_INFO PREFIX "Found ECDT\n"); + + /* + * Generate a temporary ec context to use until the namespace is scanned + */ + ec_ecdt = kmalloc(sizeof(union acpi_ec), GFP_KERNEL); + if (!ec_ecdt) + return -ENOMEM; + memset(ec_ecdt, 0, sizeof(union acpi_ec)); + + ec_ecdt->common.command_addr = ecdt_ptr->ec_control; + ec_ecdt->common.status_addr = ecdt_ptr->ec_control; + ec_ecdt->common.data_addr = ecdt_ptr->ec_data; + ec_ecdt->common.gpe_bit = ecdt_ptr->gpe_bit; + spin_lock_init(&ec_ecdt->polling.lock); + /* use the GL just to be safe */ + ec_ecdt->common.global_lock = TRUE; + ec_ecdt->common.uid = ecdt_ptr->uid; + + status = acpi_get_handle(NULL, ecdt_ptr->ec_id, &ec_ecdt->common.handle); + if (ACPI_FAILURE(status)) { + goto error; + } + + return 0; +error: + printk(KERN_ERR PREFIX "Could not use ECDT\n"); + kfree(ec_ecdt); + ec_ecdt = NULL; + + return -ENODEV; +} + + +static int __init +acpi_ec_burst_get_real_ecdt(void) +{ acpi_status status; struct acpi_table_ecdt *ecdt_ptr; @@ -1044,22 +1589,22 @@ acpi_ec_get_real_ecdt(void) /* * Generate a temporary ec context to use until the namespace is scanned */ - ec_ecdt = kmalloc(sizeof(struct acpi_ec), GFP_KERNEL); + ec_ecdt = kmalloc(sizeof(union acpi_ec), GFP_KERNEL); if (!ec_ecdt) return -ENOMEM; - memset(ec_ecdt, 0, sizeof(struct acpi_ec)); - - init_MUTEX(&ec_ecdt->sem); - init_waitqueue_head(&ec_ecdt->wait); - ec_ecdt->command_addr = ecdt_ptr->ec_control; - ec_ecdt->status_addr = ecdt_ptr->ec_control; - ec_ecdt->data_addr = ecdt_ptr->ec_data; - ec_ecdt->gpe_bit = ecdt_ptr->gpe_bit; + memset(ec_ecdt, 0, sizeof(union acpi_ec)); + + init_MUTEX(&ec_ecdt->burst.sem); + init_waitqueue_head(&ec_ecdt->burst.wait); + ec_ecdt->common.command_addr = ecdt_ptr->ec_control; + ec_ecdt->common.status_addr = ecdt_ptr->ec_control; + ec_ecdt->common.data_addr = ecdt_ptr->ec_data; + ec_ecdt->common.gpe_bit = ecdt_ptr->gpe_bit; /* use the GL just to be safe */ - ec_ecdt->global_lock = TRUE; - ec_ecdt->uid = ecdt_ptr->uid; + ec_ecdt->common.global_lock = TRUE; + ec_ecdt->common.uid = ecdt_ptr->uid; - status = acpi_get_handle(NULL, ecdt_ptr->ec_id, &ec_ecdt->handle); + status = acpi_get_handle(NULL, ecdt_ptr->ec_id, &ec_ecdt->common.handle); if (ACPI_FAILURE(status)) { goto error; } @@ -1092,20 +1637,20 @@ acpi_ec_ecdt_probe (void) /* * Install GPE handler */ - status = acpi_install_gpe_handler(NULL, ec_ecdt->gpe_bit, + status = acpi_install_gpe_handler(NULL, ec_ecdt->common.gpe_bit, ACPI_GPE_EDGE_TRIGGERED, &acpi_ec_gpe_handler, ec_ecdt); if (ACPI_FAILURE(status)) { goto error; } - acpi_set_gpe_type (NULL, ec_ecdt->gpe_bit, ACPI_GPE_TYPE_RUNTIME); - acpi_enable_gpe (NULL, ec_ecdt->gpe_bit, ACPI_NOT_ISR); + acpi_set_gpe_type (NULL, ec_ecdt->common.gpe_bit, ACPI_GPE_TYPE_RUNTIME); + acpi_enable_gpe (NULL, ec_ecdt->common.gpe_bit, ACPI_NOT_ISR); status = acpi_install_address_space_handler (ACPI_ROOT_OBJECT, ACPI_ADR_SPACE_EC, &acpi_ec_space_handler, &acpi_ec_space_setup, ec_ecdt); if (ACPI_FAILURE(status)) { - acpi_remove_gpe_handler(NULL, ec_ecdt->gpe_bit, + acpi_remove_gpe_handler(NULL, ec_ecdt->common.gpe_bit, &acpi_ec_gpe_handler); goto error; } @@ -1123,7 +1668,7 @@ error: static int __init acpi_ec_init (void) { - int result; + int result = 0; ACPI_FUNCTION_TRACE("acpi_ec_init"); @@ -1166,4 +1711,24 @@ static int __init acpi_fake_ecdt_setup(char *str) acpi_fake_ecdt_enabled = 1; return 0; } + __setup("acpi_fake_ecdt", acpi_fake_ecdt_setup); +static int __init acpi_ec_set_polling_mode(char *str) +{ + int burst; + + if (!get_option(&str, &burst)) + return 0; + + if (burst) { + acpi_ec_polling_mode = EC_BURST; + acpi_ec_driver.ops.add = acpi_ec_burst_add; + } else { + acpi_ec_polling_mode = EC_POLLING; + acpi_ec_driver.ops.add = acpi_ec_polling_add; + } + printk(KERN_INFO PREFIX "EC %s mode.\n", + burst ? "burst": "polling"); + return 0; +} +__setup("ec_burst=", acpi_ec_set_polling_mode); diff --git a/drivers/acpi/hotkey.c b/drivers/acpi/hotkey.c index babdf762ead..1f76a40bade 100644 --- a/drivers/acpi/hotkey.c +++ b/drivers/acpi/hotkey.c @@ -1,5 +1,5 @@ -/* - * hotkey.c - ACPI Hotkey Driver ($Revision:$) +/* + * hotkey.c - ACPI Hotkey Driver ($Revision: 0.2 $) * * Copyright (C) 2004 Luming Yu <luming.yu@intel.com> * @@ -51,17 +51,18 @@ #define ACPI_HOTKEY_POLLING 0x2 #define ACPI_UNDEFINED_EVENT 0xf -#define MAX_CONFIG_RECORD_LEN 80 -#define MAX_NAME_PATH_LEN 80 -#define MAX_CALL_PARM 80 +#define RESULT_STR_LEN 80 -#define IS_EVENT(e) 0xff /* ((e) & 0x40000000) */ -#define IS_POLL(e) 0xff /* (~((e) & 0x40000000)) */ +#define ACTION_METHOD 0 +#define POLL_METHOD 1 +#define IS_EVENT(e) ((e) <= 10000 && (e) >0) +#define IS_POLL(e) ((e) > 10000) +#define IS_OTHERS(e) ((e)<=0 || (e)>=20000) #define _COMPONENT ACPI_HOTKEY_COMPONENT ACPI_MODULE_NAME("acpi_hotkey") - MODULE_AUTHOR("luming.yu@intel.com"); +MODULE_AUTHOR("luming.yu@intel.com"); MODULE_DESCRIPTION(ACPI_HOTK_NAME); MODULE_LICENSE("GPL"); @@ -114,7 +115,7 @@ struct acpi_event_hotkey { char *action_method; /* action method */ }; -/* +/* * There are two ways to poll status * 1. directy call read_xxx method, without any arguments passed in * 2. call write_xxx method, with arguments passed in, you need @@ -131,7 +132,7 @@ struct acpi_polling_hotkey { char *poll_method; /* poll method */ acpi_handle action_handle; /* acpi handle attached action method */ char *action_method; /* action method */ - void *poll_result; /* polling_result */ + union acpi_object *poll_result; /* polling_result */ struct proc_dir_entry *proc; }; @@ -162,20 +163,25 @@ static struct acpi_driver hotkey_driver = { }, }; +static void free_hotkey_device(union acpi_hotkey *key); +static void free_hotkey_buffer(union acpi_hotkey *key); +static void free_poll_hotkey_buffer(union acpi_hotkey *key); static int hotkey_open_config(struct inode *inode, struct file *file); +static int hotkey_poll_open_config(struct inode *inode, struct file *file); static ssize_t hotkey_write_config(struct file *file, const char __user * buffer, size_t count, loff_t * data); -static ssize_t hotkey_write_poll_config(struct file *file, - const char __user * buffer, - size_t count, loff_t * data); static int hotkey_info_open_fs(struct inode *inode, struct file *file); static int hotkey_action_open_fs(struct inode *inode, struct file *file); static ssize_t hotkey_execute_aml_method(struct file *file, const char __user * buffer, size_t count, loff_t * data); static int hotkey_config_seq_show(struct seq_file *seq, void *offset); +static int hotkey_poll_config_seq_show(struct seq_file *seq, void *offset); static int hotkey_polling_open_fs(struct inode *inode, struct file *file); +static union acpi_hotkey *get_hotkey_by_event(struct + acpi_hotkey_list + *hotkey_list, int event); /* event based config */ static struct file_operations hotkey_config_fops = { @@ -188,9 +194,9 @@ static struct file_operations hotkey_config_fops = { /* polling based config */ static struct file_operations hotkey_poll_config_fops = { - .open = hotkey_open_config, + .open = hotkey_poll_open_config, .read = seq_read, - .write = hotkey_write_poll_config, + .write = hotkey_write_config, .llseek = seq_lseek, .release = single_release, }; @@ -227,7 +233,7 @@ static int hotkey_info_seq_show(struct seq_file *seq, void *offset) { ACPI_FUNCTION_TRACE("hotkey_info_seq_show"); - seq_printf(seq, "Hotkey generic driver ver: %s", HOTKEY_ACPI_VERSION); + seq_printf(seq, "Hotkey generic driver ver: %s\n", HOTKEY_ACPI_VERSION); return_VALUE(0); } @@ -239,27 +245,35 @@ static int hotkey_info_open_fs(struct inode *inode, struct file *file) static char *format_result(union acpi_object *object) { - char *buf = (char *)kmalloc(sizeof(union acpi_object), GFP_KERNEL); - - memset(buf, 0, sizeof(union acpi_object)); + char *buf = NULL; + + buf = (char *)kmalloc(RESULT_STR_LEN, GFP_KERNEL); + if (buf) + memset(buf, 0, RESULT_STR_LEN); + else + goto do_fail; /* Now, just support integer type */ if (object->type == ACPI_TYPE_INTEGER) - sprintf(buf, "%d", (u32) object->integer.value); - - return buf; + sprintf(buf, "%d\n", (u32) object->integer.value); +do_fail: + return (buf); } static int hotkey_polling_seq_show(struct seq_file *seq, void *offset) { struct acpi_polling_hotkey *poll_hotkey = (struct acpi_polling_hotkey *)seq->private; + char *buf; ACPI_FUNCTION_TRACE("hotkey_polling_seq_show"); - if (poll_hotkey->poll_result) - seq_printf(seq, "%s", format_result(poll_hotkey->poll_result)); - + if (poll_hotkey->poll_result){ + buf = format_result(poll_hotkey->poll_result); + if(buf) + seq_printf(seq, "%s", buf); + kfree(buf); + } return_VALUE(0); } @@ -276,19 +290,19 @@ static int hotkey_action_open_fs(struct inode *inode, struct file *file) /* Mapping external hotkey number to standardized hotkey event num */ static int hotkey_get_internal_event(int event, struct acpi_hotkey_list *list) { - struct list_head *entries, *next; - int val = 0; + struct list_head *entries; + int val = -1; ACPI_FUNCTION_TRACE("hotkey_get_internal_event"); - list_for_each_safe(entries, next, list->entries) { + list_for_each(entries, list->entries) { union acpi_hotkey *key = container_of(entries, union acpi_hotkey, entries); if (key->link.hotkey_type == ACPI_HOTKEY_EVENT - && key->event_hotkey.external_hotkey_num == event) + && key->event_hotkey.external_hotkey_num == event){ val = key->link.hotkey_standard_num; - else - val = -1; + break; + } } return_VALUE(val); @@ -306,7 +320,7 @@ acpi_hotkey_notify_handler(acpi_handle handle, u32 event, void *data) return_VOID; internal_event = hotkey_get_internal_event(event, &global_hotkey_list); - acpi_bus_generate_event(device, event, 0); + acpi_bus_generate_event(device, internal_event, 0); return_VOID; } @@ -329,13 +343,17 @@ static int auto_hotkey_remove(struct acpi_device *device, int type) static int create_polling_proc(union acpi_hotkey *device) { struct proc_dir_entry *proc; + char proc_name[80]; mode_t mode; ACPI_FUNCTION_TRACE("create_polling_proc"); mode = S_IFREG | S_IRUGO | S_IWUGO; - proc = create_proc_entry(device->poll_hotkey.action_method, - mode, hotkey_proc_dir); + sprintf(proc_name, "%d", device->link.hotkey_standard_num); + /* + strcat(proc_name, device->poll_hotkey.poll_method); + */ + proc = create_proc_entry(proc_name, mode, hotkey_proc_dir); if (!proc) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, @@ -353,23 +371,6 @@ static int create_polling_proc(union acpi_hotkey *device) return_VALUE(0); } -static int is_valid_acpi_path(const char *pathname) -{ - acpi_handle handle; - acpi_status status; - ACPI_FUNCTION_TRACE("is_valid_acpi_path"); - - status = acpi_get_handle(NULL, (char *)pathname, &handle); - return_VALUE(!ACPI_FAILURE(status)); -} - -static int is_valid_hotkey(union acpi_hotkey *device) -{ - ACPI_FUNCTION_TRACE("is_valid_hotkey"); - /* Implement valid check */ - return_VALUE(1); -} - static int hotkey_add(union acpi_hotkey *device) { int status = 0; @@ -378,15 +379,11 @@ static int hotkey_add(union acpi_hotkey *device) ACPI_FUNCTION_TRACE("hotkey_add"); if (device->link.hotkey_type == ACPI_HOTKEY_EVENT) { - status = - acpi_bus_get_device(device->event_hotkey.bus_handle, &dev); - if (status) - return_VALUE(status); - + acpi_bus_get_device(device->event_hotkey.bus_handle, &dev); status = acpi_install_notify_handler(dev->handle, - ACPI_SYSTEM_NOTIFY, + ACPI_DEVICE_NOTIFY, acpi_hotkey_notify_handler, - device); + dev); } else /* Add polling hotkey */ create_polling_proc(device); @@ -409,84 +406,143 @@ static int hotkey_remove(union acpi_hotkey *device) if (key->link.hotkey_standard_num == device->link.hotkey_standard_num) { list_del(&key->link.entries); - remove_proc_entry(key->poll_hotkey.action_method, - hotkey_proc_dir); + free_hotkey_device(key); global_hotkey_list.count--; break; } } + kfree(device); return_VALUE(0); } -static void hotkey_update(union acpi_hotkey *key) +static int hotkey_update(union acpi_hotkey *key) { - struct list_head *entries, *next; + struct list_head *entries; ACPI_FUNCTION_TRACE("hotkey_update"); - list_for_each_safe(entries, next, global_hotkey_list.entries) { - union acpi_hotkey *key = + list_for_each(entries, global_hotkey_list.entries) { + union acpi_hotkey *tmp= container_of(entries, union acpi_hotkey, entries); - if (key->link.hotkey_standard_num == + if (tmp->link.hotkey_standard_num == key->link.hotkey_standard_num) { - key->event_hotkey.bus_handle = - key->event_hotkey.bus_handle; - key->event_hotkey.external_hotkey_num = - key->event_hotkey.external_hotkey_num; - key->event_hotkey.action_handle = - key->event_hotkey.action_handle; - key->event_hotkey.action_method = - key->event_hotkey.action_method; + if (key->link.hotkey_type == ACPI_HOTKEY_EVENT) { + free_hotkey_buffer(tmp); + tmp->event_hotkey.bus_handle = + key->event_hotkey.bus_handle; + tmp->event_hotkey.external_hotkey_num = + key->event_hotkey.external_hotkey_num; + tmp->event_hotkey.action_handle = + key->event_hotkey.action_handle; + tmp->event_hotkey.action_method = + key->event_hotkey.action_method; + kfree(key); + } else { + /* + char proc_name[80]; + + sprintf(proc_name, "%d", tmp->link.hotkey_standard_num); + strcat(proc_name, tmp->poll_hotkey.poll_method); + remove_proc_entry(proc_name,hotkey_proc_dir); + */ + free_poll_hotkey_buffer(tmp); + tmp->poll_hotkey.poll_handle = + key->poll_hotkey.poll_handle; + tmp->poll_hotkey.poll_method = + key->poll_hotkey.poll_method; + tmp->poll_hotkey.action_handle = + key->poll_hotkey.action_handle; + tmp->poll_hotkey.action_method = + key->poll_hotkey.action_method; + tmp->poll_hotkey.poll_result = + key->poll_hotkey.poll_result; + /* + create_polling_proc(tmp); + */ + kfree(key); + } + return_VALUE(0); break; } } - return_VOID; + return_VALUE(-ENODEV); } static void free_hotkey_device(union acpi_hotkey *key) { struct acpi_device *dev; - int status; ACPI_FUNCTION_TRACE("free_hotkey_device"); if (key->link.hotkey_type == ACPI_HOTKEY_EVENT) { - status = - acpi_bus_get_device(key->event_hotkey.bus_handle, &dev); + acpi_bus_get_device(key->event_hotkey.bus_handle, &dev); if (dev->handle) acpi_remove_notify_handler(dev->handle, - ACPI_SYSTEM_NOTIFY, + ACPI_DEVICE_NOTIFY, acpi_hotkey_notify_handler); - } else - remove_proc_entry(key->poll_hotkey.action_method, - hotkey_proc_dir); + free_hotkey_buffer(key); + } else { + char proc_name[80]; + + sprintf(proc_name, "%d", key->link.hotkey_standard_num); + /* + strcat(proc_name, key->poll_hotkey.poll_method); + */ + remove_proc_entry(proc_name,hotkey_proc_dir); + free_poll_hotkey_buffer(key); + } kfree(key); return_VOID; } +static void +free_hotkey_buffer(union acpi_hotkey *key) +{ + kfree(key->event_hotkey.action_method); +} + +static void +free_poll_hotkey_buffer(union acpi_hotkey *key) +{ + kfree(key->poll_hotkey.action_method); + kfree(key->poll_hotkey.poll_method); + kfree(key->poll_hotkey.poll_result); +} static int init_hotkey_device(union acpi_hotkey *key, char *bus_str, char *action_str, char *method, int std_num, int external_num) { + acpi_handle tmp_handle; + acpi_status status = AE_OK; + ACPI_FUNCTION_TRACE("init_hotkey_device"); + if(std_num < 0 || IS_POLL(std_num) || !key ) + goto do_fail; + + if(!bus_str || !action_str || !method) + goto do_fail; + key->link.hotkey_type = ACPI_HOTKEY_EVENT; key->link.hotkey_standard_num = std_num; key->event_hotkey.flag = 0; - if (is_valid_acpi_path(bus_str)) - acpi_get_handle((acpi_handle) 0, - bus_str, &(key->event_hotkey.bus_handle)); - else - return_VALUE(-ENODEV); - key->event_hotkey.external_hotkey_num = external_num; - if (is_valid_acpi_path(action_str)) - acpi_get_handle((acpi_handle) 0, - action_str, &(key->event_hotkey.action_handle)); - key->event_hotkey.action_method = kmalloc(sizeof(method), GFP_KERNEL); - strcpy(key->event_hotkey.action_method, method); + key->event_hotkey.action_method = method; - return_VALUE(!is_valid_hotkey(key)); + status = acpi_get_handle(NULL,bus_str, &(key->event_hotkey.bus_handle)); + if(ACPI_FAILURE(status)) + goto do_fail; + key->event_hotkey.external_hotkey_num = external_num; + status = acpi_get_handle(NULL,action_str, &(key->event_hotkey.action_handle)); + if(ACPI_FAILURE(status)) + goto do_fail; + status = acpi_get_handle(key->event_hotkey.action_handle, + method, &tmp_handle); + if (ACPI_FAILURE(status)) + goto do_fail; + return_VALUE(AE_OK); +do_fail: + return_VALUE(-ENODEV); } static int @@ -495,34 +551,46 @@ init_poll_hotkey_device(union acpi_hotkey *key, char *poll_method, char *action_str, char *action_method, int std_num) { + acpi_status status = AE_OK; + acpi_handle tmp_handle; + ACPI_FUNCTION_TRACE("init_poll_hotkey_device"); + if(std_num < 0 || IS_EVENT(std_num) || !key) + goto do_fail; + + if(!poll_str || !poll_method || !action_str || !action_method) + goto do_fail; + key->link.hotkey_type = ACPI_HOTKEY_POLLING; key->link.hotkey_standard_num = std_num; key->poll_hotkey.flag = 0; - if (is_valid_acpi_path(poll_str)) - acpi_get_handle((acpi_handle) 0, - poll_str, &(key->poll_hotkey.poll_handle)); - else - return_VALUE(-ENODEV); key->poll_hotkey.poll_method = poll_method; - if (is_valid_acpi_path(action_str)) - acpi_get_handle((acpi_handle) 0, - action_str, &(key->poll_hotkey.action_handle)); - key->poll_hotkey.action_method = - kmalloc(sizeof(action_method), GFP_KERNEL); - strcpy(key->poll_hotkey.action_method, action_method); + key->poll_hotkey.action_method = action_method; + + status = acpi_get_handle(NULL,poll_str, &(key->poll_hotkey.poll_handle)); + if(ACPI_FAILURE(status)) + goto do_fail; + status = acpi_get_handle(key->poll_hotkey.poll_handle, + poll_method, &tmp_handle); + if (ACPI_FAILURE(status)) + goto do_fail; + status = acpi_get_handle(NULL,action_str, &(key->poll_hotkey.action_handle)); + if (ACPI_FAILURE(status)) + goto do_fail; + status = acpi_get_handle(key->poll_hotkey.action_handle, + action_method, &tmp_handle); + if (ACPI_FAILURE(status)) + goto do_fail; key->poll_hotkey.poll_result = (union acpi_object *)kmalloc(sizeof(union acpi_object), GFP_KERNEL); - return_VALUE(is_valid_hotkey(key)); + if(!key->poll_hotkey.poll_result) + goto do_fail; + return_VALUE(AE_OK); +do_fail: + return_VALUE(-ENODEV); } -static int check_hotkey_valid(union acpi_hotkey *key, - struct acpi_hotkey_list *list) -{ - ACPI_FUNCTION_TRACE("check_hotkey_valid"); - return_VALUE(0); -} static int hotkey_open_config(struct inode *inode, struct file *file) { @@ -531,10 +599,17 @@ static int hotkey_open_config(struct inode *inode, struct file *file) (file, hotkey_config_seq_show, PDE(inode)->data)); } +static int hotkey_poll_open_config(struct inode *inode, struct file *file) +{ + ACPI_FUNCTION_TRACE("hotkey_poll_open_config"); + return_VALUE(single_open + (file, hotkey_poll_config_seq_show, PDE(inode)->data)); +} + static int hotkey_config_seq_show(struct seq_file *seq, void *offset) { struct acpi_hotkey_list *hotkey_list = &global_hotkey_list; - struct list_head *entries, *next; + struct list_head *entries; char bus_name[ACPI_PATHNAME_MAX] = { 0 }; char action_name[ACPI_PATHNAME_MAX] = { 0 }; struct acpi_buffer bus = { ACPI_PATHNAME_MAX, bus_name }; @@ -542,10 +617,7 @@ static int hotkey_config_seq_show(struct seq_file *seq, void *offset) ACPI_FUNCTION_TRACE(("hotkey_config_seq_show")); - if (!hotkey_list) - goto end; - - list_for_each_safe(entries, next, hotkey_list->entries) { + list_for_each(entries, hotkey_list->entries) { union acpi_hotkey *key = container_of(entries, union acpi_hotkey, entries); if (key->link.hotkey_type == ACPI_HOTKEY_EVENT) { @@ -553,18 +625,37 @@ static int hotkey_config_seq_show(struct seq_file *seq, void *offset) ACPI_NAME_TYPE_MAX, &bus); acpi_get_name(key->event_hotkey.action_handle, ACPI_NAME_TYPE_MAX, &act); - seq_printf(seq, "%s:%s:%s:%d:%d", bus_name, + seq_printf(seq, "%s:%s:%s:%d:%d\n", bus_name, action_name, key->event_hotkey.action_method, key->link.hotkey_standard_num, key->event_hotkey.external_hotkey_num); - } /* ACPI_HOTKEY_POLLING */ - else { + } + } + seq_puts(seq, "\n"); + return_VALUE(0); +} + +static int hotkey_poll_config_seq_show(struct seq_file *seq, void *offset) +{ + struct acpi_hotkey_list *hotkey_list = &global_hotkey_list; + struct list_head *entries; + char bus_name[ACPI_PATHNAME_MAX] = { 0 }; + char action_name[ACPI_PATHNAME_MAX] = { 0 }; + struct acpi_buffer bus = { ACPI_PATHNAME_MAX, bus_name }; + struct acpi_buffer act = { ACPI_PATHNAME_MAX, action_name }; + + ACPI_FUNCTION_TRACE(("hotkey_config_seq_show")); + + list_for_each(entries, hotkey_list->entries) { + union acpi_hotkey *key = + container_of(entries, union acpi_hotkey, entries); + if (key->link.hotkey_type == ACPI_HOTKEY_POLLING) { acpi_get_name(key->poll_hotkey.poll_handle, ACPI_NAME_TYPE_MAX, &bus); acpi_get_name(key->poll_hotkey.action_handle, ACPI_NAME_TYPE_MAX, &act); - seq_printf(seq, "%s:%s:%s:%s:%d", bus_name, + seq_printf(seq, "%s:%s:%s:%s:%d\n", bus_name, key->poll_hotkey.poll_method, action_name, key->poll_hotkey.action_method, @@ -572,49 +663,83 @@ static int hotkey_config_seq_show(struct seq_file *seq, void *offset) } } seq_puts(seq, "\n"); - end: return_VALUE(0); } static int get_parms(char *config_record, int *cmd, - char *bus_handle, - char *bus_method, - char *action_handle, - char *method, int *internal_event_num, int *external_event_num) + char **bus_handle, + char **bus_method, + char **action_handle, + char **method, int *internal_event_num, int *external_event_num) { - char *tmp, *tmp1; + char *tmp, *tmp1, count; ACPI_FUNCTION_TRACE(("get_parms")); sscanf(config_record, "%d", cmd); + if(*cmd == 1){ + if(sscanf(config_record, "%d:%d", cmd, internal_event_num)!=2) + goto do_fail; + else + return (6); + } tmp = strchr(config_record, ':'); + if (!tmp) + goto do_fail; tmp++; tmp1 = strchr(tmp, ':'); - strncpy(bus_handle, tmp, tmp1 - tmp); - bus_handle[tmp1 - tmp] = 0; + if (!tmp1) + goto do_fail; + + count = tmp1 - tmp; + *bus_handle = (char *) kmalloc(count+1, GFP_KERNEL); + if(!*bus_handle) + goto do_fail; + strncpy(*bus_handle, tmp, count); + *(*bus_handle + count) = 0; tmp = tmp1; tmp++; tmp1 = strchr(tmp, ':'); - strncpy(bus_method, tmp, tmp1 - tmp); - bus_method[tmp1 - tmp] = 0; + if (!tmp1) + goto do_fail; + count = tmp1 - tmp; + *bus_method = (char *) kmalloc(count+1, GFP_KERNEL); + if(!*bus_method) + goto do_fail; + strncpy(*bus_method, tmp, count); + *(*bus_method + count) = 0; tmp = tmp1; tmp++; tmp1 = strchr(tmp, ':'); - strncpy(action_handle, tmp, tmp1 - tmp); - action_handle[tmp1 - tmp] = 0; + if (!tmp1) + goto do_fail; + count = tmp1 - tmp; + *action_handle = (char *) kmalloc(count+1, GFP_KERNEL); + strncpy(*action_handle, tmp, count); + *(*action_handle + count) = 0; tmp = tmp1; tmp++; tmp1 = strchr(tmp, ':'); - strncpy(method, tmp, tmp1 - tmp); - method[tmp1 - tmp] = 0; + if (!tmp1) + goto do_fail; + count = tmp1 - tmp; + *method = (char *) kmalloc(count+1, GFP_KERNEL); + if(!*method) + goto do_fail; + strncpy(*method, tmp, count); + *(*method + count) = 0; + + if(sscanf(tmp1 + 1, "%d:%d", internal_event_num, external_event_num)<=0) + goto do_fail; - sscanf(tmp1 + 1, "%d:%d", internal_event_num, external_event_num); return_VALUE(6); +do_fail: + return_VALUE(-1); } /* count is length for one input record */ @@ -622,135 +747,117 @@ static ssize_t hotkey_write_config(struct file *file, const char __user * buffer, size_t count, loff_t * data) { - struct acpi_hotkey_list *hotkey_list = &global_hotkey_list; - char config_record[MAX_CONFIG_RECORD_LEN]; - char bus_handle[MAX_NAME_PATH_LEN]; - char bus_method[MAX_NAME_PATH_LEN]; - char action_handle[MAX_NAME_PATH_LEN]; - char method[20]; + char *config_record = NULL; + char *bus_handle = NULL; + char *bus_method = NULL; + char *action_handle = NULL; + char *method = NULL; int cmd, internal_event_num, external_event_num; int ret = 0; union acpi_hotkey *key = NULL; ACPI_FUNCTION_TRACE(("hotkey_write_config")); - if (!hotkey_list || count > MAX_CONFIG_RECORD_LEN) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid arguments\n")); - return_VALUE(-EINVAL); - } + config_record = (char *) kmalloc(count+1, GFP_KERNEL); + if(!config_record) + return_VALUE(-ENOMEM); if (copy_from_user(config_record, buffer, count)) { + kfree(config_record); ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid data \n")); return_VALUE(-EINVAL); } - config_record[count] = '\0'; + config_record[count] = 0; ret = get_parms(config_record, &cmd, - bus_handle, - bus_method, - action_handle, - method, &internal_event_num, &external_event_num); + &bus_handle, + &bus_method, + &action_handle, + &method, &internal_event_num, &external_event_num); + + kfree(config_record); + if(IS_OTHERS(internal_event_num)) + goto do_fail; if (ret != 6) { +do_fail: + kfree(bus_handle); + kfree(bus_method); + kfree(action_handle); + kfree(method); ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid data format ret=%d\n", ret)); return_VALUE(-EINVAL); } key = kmalloc(sizeof(union acpi_hotkey), GFP_KERNEL); - ret = init_hotkey_device(key, bus_handle, action_handle, method, + if(!key) + goto do_fail; + memset(key, 0, sizeof(union acpi_hotkey)); + if(cmd == 1) { + union acpi_hotkey *tmp = NULL; + tmp = get_hotkey_by_event(&global_hotkey_list, + internal_event_num); + if(!tmp) + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid key")); + else + memcpy(key, tmp, sizeof(union acpi_hotkey)); + goto cont_cmd; + } + if (IS_EVENT(internal_event_num)) { + kfree(bus_method); + ret = init_hotkey_device(key, bus_handle, action_handle, method, internal_event_num, external_event_num); - - if (ret || check_hotkey_valid(key, hotkey_list)) { + } else + ret = init_poll_hotkey_device(key, bus_handle, bus_method, + action_handle, method, + internal_event_num); + if (ret) { + kfree(bus_handle); + kfree(action_handle); + if(IS_EVENT(internal_event_num)) + free_hotkey_buffer(key); + else + free_poll_hotkey_buffer(key); kfree(key); ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid hotkey \n")); return_VALUE(-EINVAL); } - switch (cmd) { - case 0: - hotkey_add(key); - break; - case 1: - hotkey_remove(key); - free_hotkey_device(key); - break; - case 2: - hotkey_update(key); - break; - default: - break; - } - return_VALUE(count); -} - -/* count is length for one input record */ -static ssize_t hotkey_write_poll_config(struct file *file, - const char __user * buffer, - size_t count, loff_t * data) -{ - struct seq_file *m = (struct seq_file *)file->private_data; - struct acpi_hotkey_list *hotkey_list = - (struct acpi_hotkey_list *)m->private; - - char config_record[MAX_CONFIG_RECORD_LEN]; - char polling_handle[MAX_NAME_PATH_LEN]; - char action_handle[MAX_NAME_PATH_LEN]; - char poll_method[20], action_method[20]; - int ret, internal_event_num, cmd, external_event_num; - union acpi_hotkey *key = NULL; - - ACPI_FUNCTION_TRACE("hotkey_write_poll_config"); - - if (!hotkey_list || count > MAX_CONFIG_RECORD_LEN) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid arguments\n")); - return_VALUE(-EINVAL); - } - - if (copy_from_user(config_record, buffer, count)) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid data \n")); - return_VALUE(-EINVAL); - } - config_record[count] = '\0'; - ret = get_parms(config_record, - &cmd, - polling_handle, - poll_method, - action_handle, - action_method, - &internal_event_num, &external_event_num); - - if (ret != 6) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid data format\n")); - return_VALUE(-EINVAL); - } +cont_cmd: + kfree(bus_handle); + kfree(action_handle); - key = kmalloc(sizeof(union acpi_hotkey), GFP_KERNEL); - ret = init_poll_hotkey_device(key, polling_handle, poll_method, - action_handle, action_method, - internal_event_num); - if (ret || check_hotkey_valid(key, hotkey_list)) { - kfree(key); - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid hotkey \n")); - return_VALUE(-EINVAL); - } switch (cmd) { case 0: - hotkey_add(key); + if(get_hotkey_by_event(&global_hotkey_list,key->link.hotkey_standard_num)) + goto fail_out; + else + hotkey_add(key); break; case 1: hotkey_remove(key); break; case 2: - hotkey_update(key); + if(hotkey_update(key)) + goto fail_out; break; default: + goto fail_out; break; } return_VALUE(count); +fail_out: + if(IS_EVENT(internal_event_num)) + free_hotkey_buffer(key); + else + free_poll_hotkey_buffer(key); + kfree(key); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "invalid key\n")); + return_VALUE(-EINVAL); } -/* +/* * This function evaluates an ACPI method, given an int as parameter, the * method is searched within the scope of the handle, can be NULL. The output * of the method is written is output, which can also be NULL @@ -775,7 +882,7 @@ static int write_acpi_int(acpi_handle handle, const char *method, int val, return_VALUE(status == AE_OK); } -static int read_acpi_int(acpi_handle handle, const char *method, int *val) +static int read_acpi_int(acpi_handle handle, const char *method, union acpi_object *val) { struct acpi_buffer output; union acpi_object out_obj; @@ -786,62 +893,32 @@ static int read_acpi_int(acpi_handle handle, const char *method, int *val) output.pointer = &out_obj; status = acpi_evaluate_object(handle, (char *)method, NULL, &output); - *val = out_obj.integer.value; + if(val){ + val->integer.value = out_obj.integer.value; + val->type = out_obj.type; + } else + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "null val pointer")); return_VALUE((status == AE_OK) && (out_obj.type == ACPI_TYPE_INTEGER)); } -static acpi_handle -get_handle_from_hotkeylist(struct acpi_hotkey_list *hotkey_list, int event_num) +static union acpi_hotkey *get_hotkey_by_event(struct + acpi_hotkey_list + *hotkey_list, int event) { - struct list_head *entries, *next; - - list_for_each_safe(entries, next, hotkey_list->entries) { - union acpi_hotkey *key = - container_of(entries, union acpi_hotkey, entries); - if (key->link.hotkey_type == ACPI_HOTKEY_EVENT - && key->link.hotkey_standard_num == event_num) { - return (key->event_hotkey.action_handle); - } - } - return (NULL); -} - -static -char *get_method_from_hotkeylist(struct acpi_hotkey_list *hotkey_list, - int event_num) -{ - struct list_head *entries, *next; - - list_for_each_safe(entries, next, hotkey_list->entries) { - union acpi_hotkey *key = - container_of(entries, union acpi_hotkey, entries); - - if (key->link.hotkey_type == ACPI_HOTKEY_EVENT && - key->link.hotkey_standard_num == event_num) - return (key->event_hotkey.action_method); - } - return (NULL); -} - -static struct acpi_polling_hotkey *get_hotkey_by_event(struct - acpi_hotkey_list - *hotkey_list, int event) -{ - struct list_head *entries, *next; + struct list_head *entries; - list_for_each_safe(entries, next, hotkey_list->entries) { + list_for_each(entries, hotkey_list->entries) { union acpi_hotkey *key = container_of(entries, union acpi_hotkey, entries); - if (key->link.hotkey_type == ACPI_HOTKEY_POLLING - && key->link.hotkey_standard_num == event) { - return (&key->poll_hotkey); + if (key->link.hotkey_standard_num == event) { + return(key); } } - return (NULL); + return(NULL); } -/* +/* * user call AML method interface: * Call convention: * echo "event_num: arg type : value" @@ -854,48 +931,56 @@ static ssize_t hotkey_execute_aml_method(struct file *file, size_t count, loff_t * data) { struct acpi_hotkey_list *hotkey_list = &global_hotkey_list; - char arg[MAX_CALL_PARM]; - int event, type, value; - - char *method; - acpi_handle handle; + char *arg; + int event,method_type,type, value; + union acpi_hotkey *key; ACPI_FUNCTION_TRACE("hotkey_execte_aml_method"); - if (!hotkey_list || count > MAX_CALL_PARM) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid argument 1")); - return_VALUE(-EINVAL); - } + arg = (char *) kmalloc(count+1, GFP_KERNEL); + if(!arg) + return_VALUE(-ENOMEM); + arg[count]=0; if (copy_from_user(arg, buffer, count)) { + kfree(arg); ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid argument 2")); return_VALUE(-EINVAL); } - arg[count] = '\0'; - - if (sscanf(arg, "%d:%d:%d", &event, &type, &value) != 3) { + if (sscanf(arg, "%d:%d:%d:%d", &event, &method_type, &type, &value) != 4) { + kfree(arg); ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid argument 3")); return_VALUE(-EINVAL); } - + kfree(arg); if (type == ACPI_TYPE_INTEGER) { - handle = get_handle_from_hotkeylist(hotkey_list, event); - method = (char *)get_method_from_hotkeylist(hotkey_list, event); + key = get_hotkey_by_event(hotkey_list, event); + if(!key) + goto do_fail; if (IS_EVENT(event)) - write_acpi_int(handle, method, value, NULL); + write_acpi_int(key->event_hotkey.action_handle, + key->event_hotkey.action_method, value, NULL); else if (IS_POLL(event)) { - struct acpi_polling_hotkey *key; - key = (struct acpi_polling_hotkey *) - get_hotkey_by_event(hotkey_list, event); - read_acpi_int(handle, method, key->poll_result); + if ( method_type == POLL_METHOD ) + read_acpi_int(key->poll_hotkey.poll_handle, + key->poll_hotkey.poll_method, + key->poll_hotkey.poll_result); + else if ( method_type == ACTION_METHOD ) + write_acpi_int(key->poll_hotkey.action_handle, + key->poll_hotkey.action_method, value, NULL); + else + goto do_fail; + } } else { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Not supported")); return_VALUE(-EINVAL); } - return_VALUE(count); +do_fail: + return_VALUE(-EINVAL); + } static int __init hotkey_init(void) @@ -928,7 +1013,7 @@ static int __init hotkey_init(void) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Hotkey: Unable to create %s entry\n", HOTKEY_EV_CONFIG)); - return (-ENODEV); + goto do_fail1; } else { hotkey_config->proc_fops = &hotkey_config_fops; hotkey_config->data = &global_hotkey_list; @@ -943,7 +1028,8 @@ static int __init hotkey_init(void) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Hotkey: Unable to create %s entry\n", HOTKEY_EV_CONFIG)); - return (-ENODEV); + + goto do_fail2; } else { hotkey_poll_config->proc_fops = &hotkey_poll_config_fops; hotkey_poll_config->data = &global_hotkey_list; @@ -957,7 +1043,7 @@ static int __init hotkey_init(void) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Hotkey: Unable to create %s entry\n", HOTKEY_ACTION)); - return (-ENODEV); + goto do_fail3; } else { hotkey_action->proc_fops = &hotkey_action_fops; hotkey_action->owner = THIS_MODULE; @@ -970,7 +1056,7 @@ static int __init hotkey_init(void) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Hotkey: Unable to create %s entry\n", HOTKEY_INFO)); - return (-ENODEV); + goto do_fail4; } else { hotkey_info->proc_fops = &hotkey_info_fops; hotkey_info->owner = THIS_MODULE; @@ -979,23 +1065,33 @@ static int __init hotkey_init(void) } result = acpi_bus_register_driver(&hotkey_driver); - if (result < 0) { - remove_proc_entry(HOTKEY_PROC, acpi_root_dir); - return (-ENODEV); - } + if (result < 0) + goto do_fail5; global_hotkey_list.count = 0; global_hotkey_list.entries = &hotkey_entries; INIT_LIST_HEAD(&hotkey_entries); return (0); + +do_fail5: + remove_proc_entry(HOTKEY_INFO, hotkey_proc_dir); +do_fail4: + remove_proc_entry(HOTKEY_ACTION, hotkey_proc_dir); +do_fail3: + remove_proc_entry(HOTKEY_PL_CONFIG, hotkey_proc_dir); +do_fail2: + remove_proc_entry(HOTKEY_EV_CONFIG, hotkey_proc_dir); +do_fail1: + remove_proc_entry(HOTKEY_PROC, acpi_root_dir); + return (-ENODEV); } static void __exit hotkey_exit(void) { struct list_head *entries, *next; - ACPI_FUNCTION_TRACE("hotkey_remove"); + ACPI_FUNCTION_TRACE("hotkey_exit"); list_for_each_safe(entries, next, global_hotkey_list.entries) { union acpi_hotkey *key = diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c index bdd9f37f810..0d11d6e6abd 100644 --- a/drivers/acpi/osl.c +++ b/drivers/acpi/osl.c @@ -71,7 +71,7 @@ EXPORT_SYMBOL(acpi_in_debugger); extern char line_buf[80]; #endif /*ENABLE_DEBUGGER*/ -int acpi_specific_hotkey_enabled; +int acpi_specific_hotkey_enabled = TRUE; EXPORT_SYMBOL(acpi_specific_hotkey_enabled); static unsigned int acpi_irq_irq; @@ -145,10 +145,14 @@ acpi_os_vprintf(const char *fmt, va_list args) #endif } +extern int acpi_in_resume; void * acpi_os_allocate(acpi_size size) { - return kmalloc(size, GFP_KERNEL); + if (acpi_in_resume) + return kmalloc(size, GFP_ATOMIC); + else + return kmalloc(size, GFP_KERNEL); } void @@ -1158,11 +1162,11 @@ __setup("acpi_wake_gpes_always_on", acpi_wake_gpes_always_on_setup); int __init acpi_hotkey_setup(char *str) { - acpi_specific_hotkey_enabled = TRUE; + acpi_specific_hotkey_enabled = FALSE; return 1; } -__setup("acpi_specific_hotkey", acpi_hotkey_setup); +__setup("acpi_generic_hotkey", acpi_hotkey_setup); /* * max_cstate is defined in the base kernel so modules can diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c index d1f42b97282..bb973d2109a 100644 --- a/drivers/acpi/pci_irq.c +++ b/drivers/acpi/pci_irq.c @@ -269,7 +269,51 @@ acpi_pci_irq_del_prt (int segment, int bus) /* -------------------------------------------------------------------------- PCI Interrupt Routing Support -------------------------------------------------------------------------- */ +typedef int (*irq_lookup_func)(struct acpi_prt_entry *, int *, int *, char **); +static int +acpi_pci_allocate_irq(struct acpi_prt_entry *entry, + int *edge_level, + int *active_high_low, + char **link) +{ + int irq; + + ACPI_FUNCTION_TRACE("acpi_pci_allocate_irq"); + + if (entry->link.handle) { + irq = acpi_pci_link_allocate_irq(entry->link.handle, + entry->link.index, edge_level, active_high_low, link); + if (irq < 0) { + ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Invalid IRQ link routing entry\n")); + return_VALUE(-1); + } + } else { + irq = entry->link.index; + *edge_level = ACPI_LEVEL_SENSITIVE; + *active_high_low = ACPI_ACTIVE_LOW; + } + + ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found IRQ %d\n", irq)); + return_VALUE(irq); +} + +static int +acpi_pci_free_irq(struct acpi_prt_entry *entry, + int *edge_level, + int *active_high_low, + char **link) +{ + int irq; + + ACPI_FUNCTION_TRACE("acpi_pci_free_irq"); + if (entry->link.handle) { + irq = acpi_pci_link_free_irq(entry->link.handle); + } else { + irq = entry->link.index; + } + return_VALUE(irq); +} /* * acpi_pci_irq_lookup * success: return IRQ >= 0 @@ -282,12 +326,13 @@ acpi_pci_irq_lookup ( int pin, int *edge_level, int *active_high_low, - char **link) + char **link, + irq_lookup_func func) { struct acpi_prt_entry *entry = NULL; int segment = pci_domain_nr(bus); int bus_nr = bus->number; - int irq; + int ret; ACPI_FUNCTION_TRACE("acpi_pci_irq_lookup"); @@ -301,22 +346,8 @@ acpi_pci_irq_lookup ( return_VALUE(-1); } - if (entry->link.handle) { - irq = acpi_pci_link_get_irq(entry->link.handle, - entry->link.index, edge_level, active_high_low, link); - if (irq < 0) { - ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Invalid IRQ link routing entry\n")); - return_VALUE(-1); - } - } else { - irq = entry->link.index; - *edge_level = ACPI_LEVEL_SENSITIVE; - *active_high_low = ACPI_ACTIVE_LOW; - } - - ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found IRQ %d\n", irq)); - - return_VALUE(irq); + ret = func(entry, edge_level, active_high_low, link); + return_VALUE(ret); } /* @@ -330,7 +361,8 @@ acpi_pci_irq_derive ( int pin, int *edge_level, int *active_high_low, - char **link) + char **link, + irq_lookup_func func) { struct pci_dev *bridge = dev; int irq = -1; @@ -363,7 +395,7 @@ acpi_pci_irq_derive ( } irq = acpi_pci_irq_lookup(bridge->bus, PCI_SLOT(bridge->devfn), - pin, edge_level, active_high_low, link); + pin, edge_level, active_high_low, link, func); } if (irq < 0) { @@ -415,7 +447,7 @@ acpi_pci_irq_enable ( * values override any BIOS-assigned IRQs set during boot. */ irq = acpi_pci_irq_lookup(dev->bus, PCI_SLOT(dev->devfn), pin, - &edge_level, &active_high_low, &link); + &edge_level, &active_high_low, &link, acpi_pci_allocate_irq); /* * If no PRT entry was found, we'll try to derive an IRQ from the @@ -423,7 +455,7 @@ acpi_pci_irq_enable ( */ if (irq < 0) irq = acpi_pci_irq_derive(dev, pin, &edge_level, - &active_high_low, &link); + &active_high_low, &link, acpi_pci_allocate_irq); /* * No IRQ known to the ACPI subsystem - maybe the BIOS / @@ -462,7 +494,9 @@ acpi_pci_irq_enable ( EXPORT_SYMBOL(acpi_pci_irq_enable); -#ifdef CONFIG_ACPI_DEALLOCATE_IRQ +/* FIXME: implement x86/x86_64 version */ +void __attribute__((weak)) acpi_unregister_gsi(u32 i) {} + void acpi_pci_irq_disable ( struct pci_dev *dev) @@ -489,14 +523,14 @@ acpi_pci_irq_disable ( * First we check the PCI IRQ routing table (PRT) for an IRQ. */ gsi = acpi_pci_irq_lookup(dev->bus, PCI_SLOT(dev->devfn), pin, - &edge_level, &active_high_low, NULL); + &edge_level, &active_high_low, NULL, acpi_pci_free_irq); /* * If no PRT entry was found, we'll try to derive an IRQ from the * device's parent bridge. */ if (gsi < 0) gsi = acpi_pci_irq_derive(dev, pin, - &edge_level, &active_high_low, NULL); + &edge_level, &active_high_low, NULL, acpi_pci_free_irq); if (gsi < 0) return_VOID; @@ -512,4 +546,3 @@ acpi_pci_irq_disable ( return_VOID; } -#endif /* CONFIG_ACPI_DEALLOCATE_IRQ */ diff --git a/drivers/acpi/pci_link.c b/drivers/acpi/pci_link.c index 6ad0e77df9b..834c2ceff1a 100644 --- a/drivers/acpi/pci_link.c +++ b/drivers/acpi/pci_link.c @@ -68,6 +68,10 @@ static struct acpi_driver acpi_pci_link_driver = { }, }; +/* + * If a link is initialized, we never change its active and initialized + * later even the link is disable. Instead, we just repick the active irq + */ struct acpi_pci_link_irq { u8 active; /* Current IRQ */ u8 edge_level; /* All IRQs */ @@ -76,8 +80,7 @@ struct acpi_pci_link_irq { u8 possible_count; u8 possible[ACPI_PCI_LINK_MAX_POSSIBLE]; u8 initialized:1; - u8 suspend_resume:1; - u8 reserved:6; + u8 reserved:7; }; struct acpi_pci_link { @@ -85,12 +88,14 @@ struct acpi_pci_link { struct acpi_device *device; acpi_handle handle; struct acpi_pci_link_irq irq; + int refcnt; }; static struct { int count; struct list_head entries; } acpi_link; +DECLARE_MUTEX(acpi_link_lock); /* -------------------------------------------------------------------------- @@ -532,12 +537,12 @@ static int acpi_pci_link_allocate( ACPI_FUNCTION_TRACE("acpi_pci_link_allocate"); - if (link->irq.suspend_resume) { - acpi_pci_link_set(link, link->irq.active); - link->irq.suspend_resume = 0; - } - if (link->irq.initialized) + if (link->irq.initialized) { + if (link->refcnt == 0) + /* This means the link is disabled but initialized */ + acpi_pci_link_set(link, link->irq.active); return_VALUE(0); + } /* * search for active IRQ in list of possible IRQs. @@ -596,13 +601,13 @@ static int acpi_pci_link_allocate( } /* - * acpi_pci_link_get_irq + * acpi_pci_link_allocate_irq * success: return IRQ >= 0 * failure: return -1 */ int -acpi_pci_link_get_irq ( +acpi_pci_link_allocate_irq ( acpi_handle handle, int index, int *edge_level, @@ -613,7 +618,7 @@ acpi_pci_link_get_irq ( struct acpi_device *device = NULL; struct acpi_pci_link *link = NULL; - ACPI_FUNCTION_TRACE("acpi_pci_link_get_irq"); + ACPI_FUNCTION_TRACE("acpi_pci_link_allocate_irq"); result = acpi_bus_get_device(handle, &device); if (result) { @@ -633,21 +638,81 @@ acpi_pci_link_get_irq ( return_VALUE(-1); } - if (acpi_pci_link_allocate(link)) + down(&acpi_link_lock); + if (acpi_pci_link_allocate(link)) { + up(&acpi_link_lock); return_VALUE(-1); + } if (!link->irq.active) { + up(&acpi_link_lock); ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Link active IRQ is 0!\n")); return_VALUE(-1); } + link->refcnt ++; + up(&acpi_link_lock); if (edge_level) *edge_level = link->irq.edge_level; if (active_high_low) *active_high_low = link->irq.active_high_low; if (name) *name = acpi_device_bid(link->device); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Link %s is referenced\n", acpi_device_bid(link->device))); return_VALUE(link->irq.active); } +/* + * We don't change link's irq information here. After it is reenabled, we + * continue use the info + */ +int +acpi_pci_link_free_irq(acpi_handle handle) +{ + struct acpi_device *device = NULL; + struct acpi_pci_link *link = NULL; + acpi_status result; + + ACPI_FUNCTION_TRACE("acpi_pci_link_free_irq"); + + result = acpi_bus_get_device(handle, &device); + if (result) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid link device\n")); + return_VALUE(-1); + } + + link = (struct acpi_pci_link *) acpi_driver_data(device); + if (!link) { + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid link context\n")); + return_VALUE(-1); + } + + down(&acpi_link_lock); + if (!link->irq.initialized) { + up(&acpi_link_lock); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Link isn't initialized\n")); + return_VALUE(-1); + } +#ifdef FUTURE_USE + /* + * The Link reference count allows us to _DISable an unused link + * and suspend time, and set it again on resume. + * However, 2.6.12 still has irq_router.resume + * which blindly restores the link state. + * So we disable the reference count method + * to prevent duplicate acpi_pci_link_set() + * which would harm some systems + */ + link->refcnt --; +#endif + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Link %s is dereferenced\n", acpi_device_bid(link->device))); + + if (link->refcnt == 0) { + acpi_ut_evaluate_object(link->handle, "_DIS", 0, NULL); + } + up(&acpi_link_lock); + return_VALUE(link->irq.active); +} /* -------------------------------------------------------------------------- Driver Interface -------------------------------------------------------------------------- */ @@ -677,6 +742,7 @@ acpi_pci_link_add ( strcpy(acpi_device_class(device), ACPI_PCI_LINK_CLASS); acpi_driver_data(device) = link; + down(&acpi_link_lock); result = acpi_pci_link_get_possible(link); if (result) goto end; @@ -712,6 +778,7 @@ acpi_pci_link_add ( end: /* disable all links -- to be activated on use */ acpi_ut_evaluate_object(link->handle, "_DIS", 0, NULL); + up(&acpi_link_lock); if (result) kfree(link); @@ -720,24 +787,42 @@ end: } static int -irqrouter_suspend( - struct sys_device *dev, - u32 state) +acpi_pci_link_resume( + struct acpi_pci_link *link) +{ + ACPI_FUNCTION_TRACE("acpi_pci_link_resume"); + + if (link->refcnt && link->irq.active && link->irq.initialized) + return_VALUE(acpi_pci_link_set(link, link->irq.active)); + else + return_VALUE(0); +} + +/* + * FIXME: this is a workaround to avoid nasty warning. It will be removed + * after every device calls pci_disable_device in .resume. + */ +int acpi_in_resume; +static int +irqrouter_resume( + struct sys_device *dev) { struct list_head *node = NULL; struct acpi_pci_link *link = NULL; - ACPI_FUNCTION_TRACE("irqrouter_suspend"); + ACPI_FUNCTION_TRACE("irqrouter_resume"); + acpi_in_resume = 1; list_for_each(node, &acpi_link.entries) { link = list_entry(node, struct acpi_pci_link, node); if (!link) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid link context\n")); + ACPI_DEBUG_PRINT((ACPI_DB_ERROR, + "Invalid link context\n")); continue; } - if (link->irq.active && link->irq.initialized) - link->irq.suspend_resume = 1; + acpi_pci_link_resume(link); } + acpi_in_resume = 0; return_VALUE(0); } @@ -756,8 +841,9 @@ acpi_pci_link_remove ( link = (struct acpi_pci_link *) acpi_driver_data(device); - /* TBD: Acquire/release lock */ + down(&acpi_link_lock); list_del(&link->node); + up(&acpi_link_lock); kfree(link); @@ -849,9 +935,10 @@ int __init acpi_irq_balance_set(char *str) __setup("acpi_irq_balance", acpi_irq_balance_set); +/* FIXME: we will remove this interface after all drivers call pci_disable_device */ static struct sysdev_class irqrouter_sysdev_class = { set_kset_name("irqrouter"), - .suspend = irqrouter_suspend, + .resume = irqrouter_resume, }; diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c index 893b074e3d1..2c04740c654 100644 --- a/drivers/acpi/processor_idle.c +++ b/drivers/acpi/processor_idle.c @@ -81,30 +81,32 @@ module_param(bm_history, uint, 0644); * * To skip this limit, boot/load with a large max_cstate limit. */ -static int no_c2c3(struct dmi_system_id *id) +static int set_max_cstate(struct dmi_system_id *id) { if (max_cstate > ACPI_PROCESSOR_MAX_POWER) return 0; - printk(KERN_NOTICE PREFIX "%s detected - C2,C3 disabled." + printk(KERN_NOTICE PREFIX "%s detected - limiting to C%ld max_cstate." " Override with \"processor.max_cstate=%d\"\n", id->ident, - ACPI_PROCESSOR_MAX_POWER + 1); + (long)id->driver_data, ACPI_PROCESSOR_MAX_POWER + 1); - max_cstate = 1; + max_cstate = (long)id->driver_data; return 0; } - - static struct dmi_system_id __initdata processor_power_dmi_table[] = { - { no_c2c3, "IBM ThinkPad R40e", { + { set_max_cstate, "IBM ThinkPad R40e", { DMI_MATCH(DMI_BIOS_VENDOR,"IBM"), - DMI_MATCH(DMI_BIOS_VERSION,"1SET60WW") }}, - { no_c2c3, "Medion 41700", { + DMI_MATCH(DMI_BIOS_VERSION,"1SET60WW") }, (void*)1}, + { set_max_cstate, "Medion 41700", { + DMI_MATCH(DMI_BIOS_VENDOR,"Phoenix Technologies LTD"), + DMI_MATCH(DMI_BIOS_VERSION,"R01-A1J") }, (void*)1}, + { set_max_cstate, "Clevo 5600D", { DMI_MATCH(DMI_BIOS_VENDOR,"Phoenix Technologies LTD"), - DMI_MATCH(DMI_BIOS_VERSION,"R01-A1J") }}, + DMI_MATCH(DMI_BIOS_VERSION,"SHE845M0.86C.0013.D.0302131307") }, + (void*)2}, {}, }; @@ -549,7 +551,8 @@ static int acpi_processor_get_power_info_default_c1 (struct acpi_processor *pr) ACPI_FUNCTION_TRACE("acpi_processor_get_power_info_default_c1"); for (i = 0; i < ACPI_PROCESSOR_MAX_POWER; i++) - memset(pr->power.states, 0, sizeof(struct acpi_processor_cx)); + memset(&(pr->power.states[i]), 0, + sizeof(struct acpi_processor_cx)); /* if info is obtained from pblk/fadt, type equals state */ pr->power.states[ACPI_STATE_C1].type = ACPI_STATE_C1; @@ -580,7 +583,8 @@ static int acpi_processor_get_power_info_cst (struct acpi_processor *pr) pr->power.count = 0; for (i = 0; i < ACPI_PROCESSOR_MAX_POWER; i++) - memset(pr->power.states, 0, sizeof(struct acpi_processor_cx)); + memset(&(pr->power.states[i]), 0, + sizeof(struct acpi_processor_cx)); status = acpi_evaluate_object(pr->handle, "_CST", NULL, &buffer); if (ACPI_FAILURE(status)) { @@ -763,7 +767,6 @@ static void acpi_processor_power_verify_c3( } if (pr->flags.bm_check) { - printk("Disabling BM access before entering C3\n"); /* bus mastering control is necessary */ if (!pr->flags.bm_control) { ACPI_DEBUG_PRINT((ACPI_DB_INFO, @@ -771,7 +774,6 @@ static void acpi_processor_power_verify_c3( return_VOID; } } else { - printk("Invalidating cache before entering C3\n"); /* * WBINVD should be set in fadt, for C3 state to be * supported on when bm_check is not required. @@ -842,7 +844,7 @@ static int acpi_processor_get_power_info ( result = acpi_processor_get_power_info_cst(pr); if ((result) || (acpi_processor_power_verify(pr) < 2)) { result = acpi_processor_get_power_info_fadt(pr); - if (result) + if ((result) || (acpi_processor_power_verify(pr) < 2)) result = acpi_processor_get_power_info_default_c1(pr); } diff --git a/drivers/acpi/sleep/poweroff.c b/drivers/acpi/sleep/poweroff.c index 186b182c582..f93d2ee5480 100644 --- a/drivers/acpi/sleep/poweroff.c +++ b/drivers/acpi/sleep/poweroff.c @@ -55,7 +55,11 @@ void acpi_power_off(void) static int acpi_shutdown(struct sys_device *x) { - return acpi_sleep_prepare(ACPI_STATE_S5); + if (system_state == SYSTEM_POWER_OFF) { + /* Prepare if we are going to power off the system */ + return acpi_sleep_prepare(ACPI_STATE_S5); + } + return 0; } static struct sysdev_class acpi_sysclass = { diff --git a/drivers/base/bus.c b/drivers/base/bus.c index 96fe2f95675..ab53832d57e 100644 --- a/drivers/base/bus.c +++ b/drivers/base/bus.c @@ -180,7 +180,9 @@ static ssize_t driver_bind(struct device_driver *drv, up(&dev->sem); put_device(dev); } - return err; + if (err) + return err; + return count; } static DRIVER_ATTR(bind, S_IWUSR, NULL, driver_bind); diff --git a/drivers/base/class.c b/drivers/base/class.c index 479c1257088..0154a1623b2 100644 --- a/drivers/base/class.c +++ b/drivers/base/class.c @@ -299,6 +299,11 @@ static void class_dev_release(struct kobject * kobj) pr_debug("device class '%s': release.\n", cd->class_id); + if (cd->devt_attr) { + kfree(cd->devt_attr); + cd->devt_attr = NULL; + } + if (cls->release) cls->release(cd); else { @@ -591,11 +596,8 @@ void class_device_del(struct class_device *class_dev) if (class_dev->dev) sysfs_remove_link(&class_dev->kobj, "device"); - if (class_dev->devt_attr) { + if (class_dev->devt_attr) class_device_remove_file(class_dev, class_dev->devt_attr); - kfree(class_dev->devt_attr); - class_dev->devt_attr = NULL; - } class_device_remove_attrs(class_dev); kobject_hotplug(&class_dev->kobj, KOBJ_REMOVE); diff --git a/drivers/block/cfq-iosched.c b/drivers/block/cfq-iosched.c index de5746e38af..cd056e7e64e 100644 --- a/drivers/block/cfq-iosched.c +++ b/drivers/block/cfq-iosched.c @@ -47,7 +47,7 @@ static int cfq_slice_idle = HZ / 100; /* * disable queueing at the driver/hardware level */ -static int cfq_max_depth = 1; +static int cfq_max_depth = 2; /* * for the hash of cfqq inside the cfqd @@ -385,9 +385,15 @@ cfq_choose_req(struct cfq_data *cfqd, struct cfq_rq *crq1, struct cfq_rq *crq2) return crq2; if (crq2 == NULL) return crq1; - if (cfq_crq_requeued(crq1)) + + if (cfq_crq_requeued(crq1) && !cfq_crq_requeued(crq2)) return crq1; - if (cfq_crq_requeued(crq2)) + else if (cfq_crq_requeued(crq2) && !cfq_crq_requeued(crq1)) + return crq2; + + if (cfq_crq_is_sync(crq1) && !cfq_crq_is_sync(crq2)) + return crq1; + else if (cfq_crq_is_sync(crq2) && !cfq_crq_is_sync(crq1)) return crq2; s1 = crq1->request->sector; @@ -1281,6 +1287,7 @@ dispatch: */ if (!cfq_crq_in_driver(crq) && !cfq_cfqq_idle_window(cfqq) && + !blk_barrier_rq(rq) && cfqd->rq_in_driver >= cfqd->cfq_max_depth) return NULL; @@ -1768,18 +1775,23 @@ static void cfq_crq_enqueued(struct cfq_data *cfqd, struct cfq_queue *cfqq, struct cfq_rq *crq) { - const int sync = cfq_crq_is_sync(crq); + struct cfq_io_context *cic; cfqq->next_crq = cfq_choose_req(cfqd, cfqq->next_crq, crq); - if (sync) { - struct cfq_io_context *cic = crq->io_context; + /* + * we never wait for an async request and we don't allow preemption + * of an async request. so just return early + */ + if (!cfq_crq_is_sync(crq)) + return; - cfq_update_io_thinktime(cfqd, cic); - cfq_update_idle_window(cfqd, cfqq, cic); + cic = crq->io_context; - cic->last_queue = jiffies; - } + cfq_update_io_thinktime(cfqd, cic); + cfq_update_idle_window(cfqd, cfqq, cic); + + cic->last_queue = jiffies; if (cfqq == cfqd->active_queue) { /* diff --git a/drivers/block/ll_rw_blk.c b/drivers/block/ll_rw_blk.c index 692a5fced76..3c818544475 100644 --- a/drivers/block/ll_rw_blk.c +++ b/drivers/block/ll_rw_blk.c @@ -719,7 +719,7 @@ struct request *blk_queue_find_tag(request_queue_t *q, int tag) { struct blk_queue_tag *bqt = q->queue_tags; - if (unlikely(bqt == NULL || tag >= bqt->max_depth)) + if (unlikely(bqt == NULL || tag >= bqt->real_max_depth)) return NULL; return bqt->tag_index[tag]; @@ -798,6 +798,7 @@ init_tag_map(request_queue_t *q, struct blk_queue_tag *tags, int depth) memset(tag_index, 0, depth * sizeof(struct request *)); memset(tag_map, 0, nr_ulongs * sizeof(unsigned long)); + tags->real_max_depth = depth; tags->max_depth = depth; tags->tag_index = tag_index; tags->tag_map = tag_map; @@ -872,11 +873,22 @@ int blk_queue_resize_tags(request_queue_t *q, int new_depth) return -ENXIO; /* + * if we already have large enough real_max_depth. just + * adjust max_depth. *NOTE* as requests with tag value + * between new_depth and real_max_depth can be in-flight, tag + * map can not be shrunk blindly here. + */ + if (new_depth <= bqt->real_max_depth) { + bqt->max_depth = new_depth; + return 0; + } + + /* * save the old state info, so we can copy it back */ tag_index = bqt->tag_index; tag_map = bqt->tag_map; - max_depth = bqt->max_depth; + max_depth = bqt->real_max_depth; if (init_tag_map(q, bqt, new_depth)) return -ENOMEM; @@ -913,7 +925,7 @@ void blk_queue_end_tag(request_queue_t *q, struct request *rq) BUG_ON(tag == -1); - if (unlikely(tag >= bqt->max_depth)) + if (unlikely(tag >= bqt->real_max_depth)) /* * This can happen after tag depth has been reduced. * FIXME: how about a warning or info message here? diff --git a/drivers/bluetooth/bpa10x.c b/drivers/bluetooth/bpa10x.c index 2771c861f18..f696da6f417 100644 --- a/drivers/bluetooth/bpa10x.c +++ b/drivers/bluetooth/bpa10x.c @@ -367,11 +367,8 @@ static inline void bpa10x_free_urb(struct urb *urb) if (!urb) return; - if (urb->setup_packet) - kfree(urb->setup_packet); - - if (urb->transfer_buffer) - kfree(urb->transfer_buffer); + kfree(urb->setup_packet); + kfree(urb->transfer_buffer); usb_free_urb(urb); } diff --git a/drivers/bluetooth/hci_bcsp.c b/drivers/bluetooth/hci_bcsp.c index c0ed213fc85..858fddb046d 100644 --- a/drivers/bluetooth/hci_bcsp.c +++ b/drivers/bluetooth/hci_bcsp.c @@ -58,8 +58,6 @@ #ifndef CONFIG_BT_HCIUART_DEBUG #undef BT_DBG #define BT_DBG( A... ) -#undef BT_DMP -#define BT_DMP( A... ) #endif static int hciextn = 1; diff --git a/drivers/bluetooth/hci_h4.c b/drivers/bluetooth/hci_h4.c index ade94a57bb1..533323b60e6 100644 --- a/drivers/bluetooth/hci_h4.c +++ b/drivers/bluetooth/hci_h4.c @@ -57,8 +57,6 @@ #ifndef CONFIG_BT_HCIUART_DEBUG #undef BT_DBG #define BT_DBG( A... ) -#undef BT_DMP -#define BT_DMP( A... ) #endif /* Initialize protocol */ @@ -125,7 +123,6 @@ static inline int h4_check_data_len(struct h4_struct *h4, int len) BT_DBG("len %d room %d", len, room); if (!len) { - BT_DMP(h4->rx_skb->data, h4->rx_skb->len); hci_recv_frame(h4->rx_skb); } else if (len > room) { BT_ERR("Data length is too large"); @@ -169,8 +166,6 @@ static int h4_recv(struct hci_uart *hu, void *data, int count) case H4_W4_DATA: BT_DBG("Complete data"); - BT_DMP(h4->rx_skb->data, h4->rx_skb->len); - hci_recv_frame(h4->rx_skb); h4->rx_state = H4_W4_PACKET_TYPE; diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c index f766bc22c6b..90be2eae52e 100644 --- a/drivers/bluetooth/hci_ldisc.c +++ b/drivers/bluetooth/hci_ldisc.c @@ -57,8 +57,6 @@ #ifndef CONFIG_BT_HCIUART_DEBUG #undef BT_DBG #define BT_DBG( A... ) -#undef BT_DMP -#define BT_DMP( A... ) #endif static int reset = 0; diff --git a/drivers/bluetooth/hci_usb.c b/drivers/bluetooth/hci_usb.c index b120ecf7b8c..657719b8254 100644 --- a/drivers/bluetooth/hci_usb.c +++ b/drivers/bluetooth/hci_usb.c @@ -57,8 +57,6 @@ #ifndef CONFIG_BT_HCIUSB_DEBUG #undef BT_DBG #define BT_DBG(D...) -#undef BT_DMP -#define BT_DMP(D...) #endif #ifndef CONFIG_BT_HCIUSB_ZERO_PACKET @@ -110,6 +108,9 @@ static struct usb_device_id blacklist_ids[] = { /* Microsoft Wireless Transceiver for Bluetooth 2.0 */ { USB_DEVICE(0x045e, 0x009c), .driver_info = HCI_RESET }, + /* Kensington Bluetooth USB adapter */ + { USB_DEVICE(0x047d, 0x105d), .driver_info = HCI_RESET }, + /* ISSC Bluetooth Adapter v3.1 */ { USB_DEVICE(0x1131, 0x1001), .driver_info = HCI_RESET }, @@ -387,10 +388,8 @@ static void hci_usb_unlink_urbs(struct hci_usb *husb) urb = &_urb->urb; BT_DBG("%s freeing _urb %p type %d urb %p", husb->hdev->name, _urb, _urb->type, urb); - if (urb->setup_packet) - kfree(urb->setup_packet); - if (urb->transfer_buffer) - kfree(urb->transfer_buffer); + kfree(urb->setup_packet); + kfree(urb->transfer_buffer); _urb_free(_urb); } diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig index 4f27e551929..7333b41d422 100644 --- a/drivers/char/Kconfig +++ b/drivers/char/Kconfig @@ -80,7 +80,7 @@ config SERIAL_NONSTANDARD config COMPUTONE tristate "Computone IntelliPort Plus serial support" - depends on SERIAL_NONSTANDARD && BROKEN_ON_SMP + depends on SERIAL_NONSTANDARD && BROKEN_ON_SMP && (BROKEN || !SPARC32) ---help--- This driver supports the entire family of Intelliport II/Plus controllers with the exception of the MicroChannel controllers and @@ -138,7 +138,7 @@ config CYZ_INTR config DIGIEPCA tristate "Digiboard Intelligent Async Support" - depends on SERIAL_NONSTANDARD && BROKEN_ON_SMP + depends on SERIAL_NONSTANDARD && BROKEN_ON_SMP && (!64BIT || BROKEN) ---help--- This is a driver for Digi International's Xx, Xeve, and Xem series of cards which provide multiple serial ports. You would need @@ -208,7 +208,7 @@ config SYNCLINK config SYNCLINKMP tristate "SyncLink Multiport support" - depends on SERIAL_NONSTANDARD + depends on SERIAL_NONSTANDARD && (BROKEN || !SPARC32) help Enable support for the SyncLink Multiport (2 or 4 ports) serial adapter, running asynchronous and HDLC communications up @@ -735,7 +735,7 @@ config SGI_IP27_RTC config GEN_RTC tristate "Generic /dev/rtc emulation" - depends on RTC!=y && !IA64 && !ARM && !PPC64 + depends on RTC!=y && !IA64 && !ARM && !PPC64 && !M32R && !SPARC32 ---help--- If you say Y here and create a character special file /dev/rtc with major number 10 and minor number 135 using mknod ("man mknod"), you diff --git a/drivers/char/mem.c b/drivers/char/mem.c index 42187381506..850a78c9c4b 100644 --- a/drivers/char/mem.c +++ b/drivers/char/mem.c @@ -261,7 +261,11 @@ static int mmap_mem(struct file * file, struct vm_area_struct * vma) static int mmap_kmem(struct file * file, struct vm_area_struct * vma) { - unsigned long long val; + unsigned long pfn; + + /* Turn a kernel-virtual address into a physical page frame */ + pfn = __pa((u64)vma->vm_pgoff << PAGE_SHIFT) >> PAGE_SHIFT; + /* * RED-PEN: on some architectures there is more mapped memory * than available in mem_map which pfn_valid checks @@ -269,10 +273,10 @@ static int mmap_kmem(struct file * file, struct vm_area_struct * vma) * * RED-PEN: vmalloc is not supported right now. */ - if (!pfn_valid(vma->vm_pgoff)) + if (!pfn_valid(pfn)) return -EIO; - val = (u64)vma->vm_pgoff << PAGE_SHIFT; - vma->vm_pgoff = __pa(val) >> PAGE_SHIFT; + + vma->vm_pgoff = pfn; return mmap_mem(file, vma); } diff --git a/drivers/char/rtc.c b/drivers/char/rtc.c index d8f9e94ae47..cd4fe8b1709 100644 --- a/drivers/char/rtc.c +++ b/drivers/char/rtc.c @@ -1209,6 +1209,7 @@ static int rtc_proc_open(struct inode *inode, struct file *file) void rtc_get_rtc_time(struct rtc_time *rtc_tm) { + unsigned long uip_watchdog = jiffies; unsigned char ctrl; #ifdef CONFIG_MACH_DECSTATION unsigned int real_year; @@ -1224,8 +1225,10 @@ void rtc_get_rtc_time(struct rtc_time *rtc_tm) * Once the read clears, read the RTC time (again via ioctl). Easy. */ - if (rtc_is_updating() != 0) - msleep(20); + while (rtc_is_updating() != 0 && jiffies - uip_watchdog < 2*HZ/100) { + barrier(); + cpu_relax(); + } /* * Only the values that we read from the RTC are set. We leave diff --git a/drivers/char/tpm/Kconfig b/drivers/char/tpm/Kconfig index 94a3b3e20bf..79e9832ef1f 100644 --- a/drivers/char/tpm/Kconfig +++ b/drivers/char/tpm/Kconfig @@ -17,6 +17,8 @@ config TCG_TPM obtained at: <http://sourceforge.net/projects/trousers>. To compile this driver as a module, choose M here; the module will be called tpm. If unsure, say N. + Note: For more TPM drivers enable CONFIG_PNP, CONFIG_ACPI_BUS + and CONFIG_PNPACPI. config TCG_NSC tristate "National Semiconductor TPM Interface" @@ -36,12 +38,13 @@ config TCG_ATMEL as a module, choose M here; the module will be called tpm_atmel. config TCG_INFINEON - tristate "Infineon Technologies SLD 9630 TPM Interface" - depends on TCG_TPM + tristate "Infineon Technologies TPM Interface" + depends on TCG_TPM && PNPACPI ---help--- If you have a TPM security chip from Infineon Technologies - say Yes and it will be accessible from within Linux. To - compile this driver as a module, choose M here; the module + (either SLD 9630 TT 1.1 or SLB 9635 TT 1.2) say Yes and it + will be accessible from within Linux. + To compile this driver as a module, choose M here; the module will be called tpm_infineon. Further information on this driver and the supported hardware can be found at http://www.prosec.rub.de/tpm diff --git a/drivers/char/tpm/tpm_infineon.c b/drivers/char/tpm/tpm_infineon.c index 0e3241645c1..dc8c540391f 100644 --- a/drivers/char/tpm/tpm_infineon.c +++ b/drivers/char/tpm/tpm_infineon.c @@ -1,7 +1,7 @@ /* * Description: * Device Driver for the Infineon Technologies - * SLD 9630 TT Trusted Platform Module + * SLD 9630 TT 1.1 and SLB 9635 TT 1.2 Trusted Platform Module * Specifications at www.trustedcomputinggroup.org * * Copyright (C) 2005, Marcel Selhorst <selhorst@crypto.rub.de> @@ -12,9 +12,10 @@ * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation, version 2 of the * License. - * */ +#include <acpi/acpi_bus.h> +#include <linux/pnp.h> #include "tpm.h" /* Infineon specific definitions */ @@ -26,8 +27,11 @@ #define TPM_MSLEEP_TIME 3 /* gives number of max. msleep()-calls before throwing timeout */ #define TPM_MAX_TRIES 5000 -#define TCPA_INFINEON_DEV_VEN_VALUE 0x15D1 -#define TPM_DATA (TPM_ADDR + 1) & 0xff +#define TPM_INFINEON_DEV_VEN_VALUE 0x15D1 + +/* These values will be filled after ACPI-call */ +static int TPM_INF_DATA = 0; +static int TPM_INF_ADDR = 0; /* TPM header definitions */ enum infineon_tpm_header { @@ -305,9 +309,10 @@ static int tpm_inf_send(struct tpm_chip *chip, u8 * buf, size_t count) static void tpm_inf_cancel(struct tpm_chip *chip) { - /* Nothing yet! - This has something to do with the internal functions - of the TPM. Abort isn't really necessary... + /* + Since we are using the legacy mode to communicate + with the TPM, we have no cancel functions, but have + a workaround for interrupting the TPM through WTX. */ } @@ -345,6 +350,32 @@ static struct tpm_vendor_specific tpm_inf = { .miscdev = {.fops = &inf_ops,}, }; +static const struct pnp_device_id tpm_pnp_tbl[] = { + /* Infineon TPMs */ + {"IFX0101", 0}, + {"IFX0102", 0}, + {"", 0} +}; + +static int __devinit tpm_inf_acpi_probe(struct pnp_dev *dev, + const struct pnp_device_id *dev_id) +{ + TPM_INF_ADDR = (pnp_port_start(dev, 0) & 0xff); + TPM_INF_DATA = ((TPM_INF_ADDR + 1) & 0xff); + tpm_inf.base = pnp_port_start(dev, 1); + dev_info(&dev->dev, "Found %s with ID %s\n", + dev->name, dev_id->id); + if (!((tpm_inf.base >> 8) & 0xff)) + tpm_inf.base = 0; + return 0; +} + +static struct pnp_driver tpm_inf_pnp = { + .name = "tpm_inf_pnp", + .id_table = tpm_pnp_tbl, + .probe = tpm_inf_acpi_probe, +}; + static int __devinit tpm_inf_probe(struct pci_dev *pci_dev, const struct pci_device_id *pci_id) { @@ -353,64 +384,99 @@ static int __devinit tpm_inf_probe(struct pci_dev *pci_dev, int vendorid[2]; int version[2]; int productid[2]; + char chipname[20]; if (pci_enable_device(pci_dev)) return -EIO; dev_info(&pci_dev->dev, "LPC-bus found at 0x%x\n", pci_id->device); + /* read IO-ports from ACPI */ + pnp_register_driver(&tpm_inf_pnp); + pnp_unregister_driver(&tpm_inf_pnp); + + /* Make sure, we have received valid config ports */ + if (!TPM_INF_ADDR) { + pci_disable_device(pci_dev); + return -EIO; + } + /* query chip for its vendor, its version number a.s.o. */ - outb(ENABLE_REGISTER_PAIR, TPM_ADDR); - outb(IDVENL, TPM_ADDR); - vendorid[1] = inb(TPM_DATA); - outb(IDVENH, TPM_ADDR); - vendorid[0] = inb(TPM_DATA); - outb(IDPDL, TPM_ADDR); - productid[1] = inb(TPM_DATA); - outb(IDPDH, TPM_ADDR); - productid[0] = inb(TPM_DATA); - outb(CHIP_ID1, TPM_ADDR); - version[1] = inb(TPM_DATA); - outb(CHIP_ID2, TPM_ADDR); - version[0] = inb(TPM_DATA); - - if ((vendorid[0] << 8 | vendorid[1]) == (TCPA_INFINEON_DEV_VEN_VALUE)) { - - /* read IO-ports from TPM */ - outb(IOLIMH, TPM_ADDR); - ioh = inb(TPM_DATA); - outb(IOLIML, TPM_ADDR); - iol = inb(TPM_DATA); - tpm_inf.base = (ioh << 8) | iol; + outb(ENABLE_REGISTER_PAIR, TPM_INF_ADDR); + outb(IDVENL, TPM_INF_ADDR); + vendorid[1] = inb(TPM_INF_DATA); + outb(IDVENH, TPM_INF_ADDR); + vendorid[0] = inb(TPM_INF_DATA); + outb(IDPDL, TPM_INF_ADDR); + productid[1] = inb(TPM_INF_DATA); + outb(IDPDH, TPM_INF_ADDR); + productid[0] = inb(TPM_INF_DATA); + outb(CHIP_ID1, TPM_INF_ADDR); + version[1] = inb(TPM_INF_DATA); + outb(CHIP_ID2, TPM_INF_ADDR); + version[0] = inb(TPM_INF_DATA); + + switch ((productid[0] << 8) | productid[1]) { + case 6: + sprintf(chipname, " (SLD 9630 TT 1.1)"); + break; + case 11: + sprintf(chipname, " (SLB 9635 TT 1.2)"); + break; + default: + sprintf(chipname, " (unknown chip)"); + break; + } + chipname[19] = 0; + + if ((vendorid[0] << 8 | vendorid[1]) == (TPM_INFINEON_DEV_VEN_VALUE)) { if (tpm_inf.base == 0) { - dev_err(&pci_dev->dev, "No IO-ports set!\n"); + dev_err(&pci_dev->dev, "No IO-ports found!\n"); pci_disable_device(pci_dev); - return -ENODEV; + return -EIO; + } + /* configure TPM with IO-ports */ + outb(IOLIMH, TPM_INF_ADDR); + outb(((tpm_inf.base >> 8) & 0xff), TPM_INF_DATA); + outb(IOLIML, TPM_INF_ADDR); + outb((tpm_inf.base & 0xff), TPM_INF_DATA); + + /* control if IO-ports are set correctly */ + outb(IOLIMH, TPM_INF_ADDR); + ioh = inb(TPM_INF_DATA); + outb(IOLIML, TPM_INF_ADDR); + iol = inb(TPM_INF_DATA); + + if ((ioh << 8 | iol) != tpm_inf.base) { + dev_err(&pci_dev->dev, + "Could not set IO-ports to %04x\n", + tpm_inf.base); + pci_disable_device(pci_dev); + return -EIO; } /* activate register */ - outb(TPM_DAR, TPM_ADDR); - outb(0x01, TPM_DATA); - outb(DISABLE_REGISTER_PAIR, TPM_ADDR); + outb(TPM_DAR, TPM_INF_ADDR); + outb(0x01, TPM_INF_DATA); + outb(DISABLE_REGISTER_PAIR, TPM_INF_ADDR); /* disable RESET, LP and IRQC */ outb(RESET_LP_IRQC_DISABLE, tpm_inf.base + CMD); /* Finally, we're done, print some infos */ dev_info(&pci_dev->dev, "TPM found: " + "config base 0x%x, " "io base 0x%x, " "chip version %02x%02x, " "vendor id %x%x (Infineon), " "product id %02x%02x" "%s\n", + TPM_INF_ADDR, tpm_inf.base, version[0], version[1], vendorid[0], vendorid[1], - productid[0], productid[1], ((productid[0] == 0) - && (productid[1] == - 6)) ? - " (SLD 9630 TT 1.1)" : ""); + productid[0], productid[1], chipname); rc = tpm_register_hardware(pci_dev, &tpm_inf); if (rc < 0) { @@ -462,6 +528,6 @@ module_init(init_inf); module_exit(cleanup_inf); MODULE_AUTHOR("Marcel Selhorst <selhorst@crypto.rub.de>"); -MODULE_DESCRIPTION("Driver for Infineon TPM SLD 9630 TT"); -MODULE_VERSION("1.4"); +MODULE_DESCRIPTION("Driver for Infineon TPM SLD 9630 TT 1.1 / SLB 9635 TT 1.2"); +MODULE_VERSION("1.5"); MODULE_LICENSE("GPL"); diff --git a/drivers/char/vt.c b/drivers/char/vt.c index 30d96739fb2..665103ccaee 100644 --- a/drivers/char/vt.c +++ b/drivers/char/vt.c @@ -2433,7 +2433,7 @@ static int con_open(struct tty_struct *tty, struct file *filp) int ret = 0; acquire_console_sem(); - if (tty->count == 1) { + if (tty->driver_data == NULL) { ret = vc_allocate(currcons); if (ret == 0) { struct vc_data *vc = vc_cons[currcons].d; diff --git a/drivers/char/watchdog/i8xx_tco.c b/drivers/char/watchdog/i8xx_tco.c index f975dab1ddf..a13395e2c37 100644 --- a/drivers/char/watchdog/i8xx_tco.c +++ b/drivers/char/watchdog/i8xx_tco.c @@ -1,5 +1,5 @@ /* - * i8xx_tco 0.07: TCO timer driver for i8xx chipsets + * i8xx_tco: TCO timer driver for i8xx chipsets * * (c) Copyright 2000 kernel concepts <nils@kernelconcepts.de>, All Rights Reserved. * http://www.kernelconcepts.de @@ -63,6 +63,9 @@ * 20050128 Wim Van Sebroeck <wim@iguana.be> * 0.07 Added support for the ICH4-M, ICH6, ICH6R, ICH6-M, ICH6W and ICH6RW * chipsets. Also added support for the "undocumented" ICH7 chipset. + * 20050807 Wim Van Sebroeck <wim@iguana.be> + * 0.08 Make sure that the watchdog is only "armed" when started. + * (Kernel Bug 4251) */ /* @@ -87,7 +90,7 @@ #include "i8xx_tco.h" /* Module and version information */ -#define TCO_VERSION "0.07" +#define TCO_VERSION "0.08" #define TCO_MODULE_NAME "i8xx TCO timer" #define TCO_DRIVER_NAME TCO_MODULE_NAME ", v" TCO_VERSION #define PFX TCO_MODULE_NAME ": " @@ -125,10 +128,18 @@ static int tco_timer_start (void) unsigned char val; spin_lock(&tco_lock); + + /* disable chipset's NO_REBOOT bit */ + pci_read_config_byte (i8xx_tco_pci, 0xd4, &val); + val &= 0xfd; + pci_write_config_byte (i8xx_tco_pci, 0xd4, val); + + /* Bit 11: TCO Timer Halt -> 0 = The TCO timer is enabled to count */ val = inb (TCO1_CNT + 1); val &= 0xf7; outb (val, TCO1_CNT + 1); val = inb (TCO1_CNT + 1); + spin_unlock(&tco_lock); if (val & 0x08) @@ -138,13 +149,20 @@ static int tco_timer_start (void) static int tco_timer_stop (void) { - unsigned char val; + unsigned char val, val1; spin_lock(&tco_lock); + /* Bit 11: TCO Timer Halt -> 1 = The TCO timer is disabled */ val = inb (TCO1_CNT + 1); val |= 0x08; outb (val, TCO1_CNT + 1); val = inb (TCO1_CNT + 1); + + /* Set the NO_REBOOT bit to prevent later reboots, just for sure */ + pci_read_config_byte (i8xx_tco_pci, 0xd4, &val1); + val1 |= 0x02; + pci_write_config_byte (i8xx_tco_pci, 0xd4, val1); + spin_unlock(&tco_lock); if ((val & 0x08) == 0) @@ -155,6 +173,7 @@ static int tco_timer_stop (void) static int tco_timer_keepalive (void) { spin_lock(&tco_lock); + /* Reload the timer by writing to the TCO Timer Reload register */ outb (0x01, TCO1_RLD); spin_unlock(&tco_lock); return 0; @@ -417,9 +436,8 @@ static unsigned char __init i8xx_tco_getdevice (void) printk (KERN_ERR PFX "failed to get TCOBASE address\n"); return 0; } - /* - * Check chipset's NO_REBOOT bit - */ + + /* Check chipset's NO_REBOOT bit */ pci_read_config_byte (i8xx_tco_pci, 0xd4, &val1); if (val1 & 0x02) { val1 &= 0xfd; @@ -430,6 +448,10 @@ static unsigned char __init i8xx_tco_getdevice (void) return 0; /* Cannot reset NO_REBOOT bit */ } } + /* Disable reboots untill the watchdog starts */ + val1 |= 0x02; + pci_write_config_byte (i8xx_tco_pci, 0xd4, val1); + /* Set the TCO_EN bit in SMI_EN register */ if (!request_region (SMI_EN + 1, 1, "i8xx TCO")) { printk (KERN_ERR PFX "I/O address 0x%04x already in use\n", @@ -505,17 +527,10 @@ out: static void __exit watchdog_cleanup (void) { - u8 val; - /* Stop the timer before we leave */ if (!nowayout) tco_timer_stop (); - /* Set the NO_REBOOT bit to prevent later reboots, just for sure */ - pci_read_config_byte (i8xx_tco_pci, 0xd4, &val); - val |= 0x02; - pci_write_config_byte (i8xx_tco_pci, 0xd4, val); - /* Deregister */ misc_deregister (&i8xx_tco_miscdev); unregister_reboot_notifier(&i8xx_tco_notifier); diff --git a/drivers/char/watchdog/sa1100_wdt.c b/drivers/char/watchdog/sa1100_wdt.c index 1b2132617dc..fb88b4041dc 100644 --- a/drivers/char/watchdog/sa1100_wdt.c +++ b/drivers/char/watchdog/sa1100_wdt.c @@ -36,13 +36,10 @@ #include <asm/uaccess.h> #define OSCR_FREQ CLOCK_TICK_RATE -#define SA1100_CLOSE_MAGIC (0x5afc4453) static unsigned long sa1100wdt_users; -static int expect_close; static int pre_margin; static int boot_status; -static int nowayout = WATCHDOG_NOWAYOUT; /* * Allow only one person to hold it open @@ -62,55 +59,33 @@ static int sa1100dog_open(struct inode *inode, struct file *file) } /* - * Shut off the timer. - * Lock it in if it's a module and we defined ...NOWAYOUT - * Oddly, the watchdog can only be enabled, but we can turn off - * the interrupt, which appears to prevent the watchdog timing out. + * The watchdog cannot be disabled. + * + * Previous comments suggested that turning off the interrupt by + * clearing OIER[E3] would prevent the watchdog timing out but this + * does not appear to be true (at least on the PXA255). */ static int sa1100dog_release(struct inode *inode, struct file *file) { - OSMR3 = OSCR + pre_margin; - - if (expect_close == SA1100_CLOSE_MAGIC) { - OIER &= ~OIER_E3; - } else { - printk(KERN_CRIT "WATCHDOG: WDT device closed unexpectedly. WDT will not stop!\n"); - } + printk(KERN_CRIT "WATCHDOG: Device closed - timer will not stop\n"); clear_bit(1, &sa1100wdt_users); - expect_close = 0; return 0; } static ssize_t sa1100dog_write(struct file *file, const char *data, size_t len, loff_t *ppos) { - if (len) { - if (!nowayout) { - size_t i; - - expect_close = 0; - - for (i = 0; i != len; i++) { - char c; - - if (get_user(c, data + i)) - return -EFAULT; - if (c == 'V') - expect_close = SA1100_CLOSE_MAGIC; - } - } + if (len) /* Refresh OSMR3 timer. */ OSMR3 = OSCR + pre_margin; - } return len; } static struct watchdog_info ident = { - .options = WDIOF_CARDRESET | WDIOF_MAGICCLOSE | - WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING, - .identity = "SA1100 Watchdog", + .options = WDIOF_CARDRESET | WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING, + .identity = "SA1100/PXA255 Watchdog", }; static int sa1100dog_ioctl(struct inode *inode, struct file *file, @@ -172,7 +147,7 @@ static struct file_operations sa1100dog_fops = static struct miscdevice sa1100dog_miscdev = { .minor = WATCHDOG_MINOR, - .name = "SA1100/PXA2xx watchdog", + .name = "watchdog", .fops = &sa1100dog_fops, }; @@ -194,7 +169,6 @@ static int __init sa1100dog_init(void) if (ret == 0) printk("SA1100/PXA2xx Watchdog Timer: timer margin %d sec\n", margin); - return ret; } @@ -212,8 +186,5 @@ MODULE_DESCRIPTION("SA1100/PXA2xx Watchdog"); module_param(margin, int, 0); MODULE_PARM_DESC(margin, "Watchdog margin in seconds (default 60s)"); -module_param(nowayout, int, 0); -MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started"); - MODULE_LICENSE("GPL"); MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR); diff --git a/drivers/fc4/fc.c b/drivers/fc4/fc.c index 5d961f5e0ca..e4710d1d1f9 100644 --- a/drivers/fc4/fc.c +++ b/drivers/fc4/fc.c @@ -1004,8 +1004,8 @@ int fcp_scsi_dev_reset(Scsi_Cmnd *SCpnt) return FAILED; } fc->rst_pkt->eh_state = SCSI_STATE_UNUSED; - return SUCCESS; #endif + return SUCCESS; } static int __fcp_scsi_host_reset(Scsi_Cmnd *SCpnt) diff --git a/drivers/hwmon/adm1026.c b/drivers/hwmon/adm1026.c index 4fa17c76eea..c8a7f47911f 100644 --- a/drivers/hwmon/adm1026.c +++ b/drivers/hwmon/adm1026.c @@ -325,7 +325,7 @@ int adm1026_attach_adapter(struct i2c_adapter *adapter) int adm1026_detach_client(struct i2c_client *client) { i2c_detach_client(client); - kfree(client); + kfree(i2c_get_clientdata(client)); return 0; } @@ -1691,7 +1691,7 @@ int adm1026_detect(struct i2c_adapter *adapter, int address, /* Error out and cleanup code */ exitfree: - kfree(new_client); + kfree(data); exit: return err; } diff --git a/drivers/hwmon/adm1031.c b/drivers/hwmon/adm1031.c index 9168e983ca1..93625095727 100644 --- a/drivers/hwmon/adm1031.c +++ b/drivers/hwmon/adm1031.c @@ -834,7 +834,7 @@ static int adm1031_detect(struct i2c_adapter *adapter, int address, int kind) return 0; exit_free: - kfree(new_client); + kfree(data); exit: return err; } @@ -845,7 +845,7 @@ static int adm1031_detach_client(struct i2c_client *client) if ((ret = i2c_detach_client(client)) != 0) { return ret; } - kfree(client); + kfree(i2c_get_clientdata(client)); return 0; } diff --git a/drivers/hwmon/adm9240.c b/drivers/hwmon/adm9240.c index 5c68e9c311a..ce2a6eb93f6 100644 --- a/drivers/hwmon/adm9240.c +++ b/drivers/hwmon/adm9240.c @@ -616,7 +616,7 @@ static int adm9240_detect(struct i2c_adapter *adapter, int address, int kind) return 0; exit_free: - kfree(new_client); + kfree(data); exit: return err; } diff --git a/drivers/hwmon/fscpos.c b/drivers/hwmon/fscpos.c index 270015b626a..301ae98bd0a 100644 --- a/drivers/hwmon/fscpos.c +++ b/drivers/hwmon/fscpos.c @@ -167,7 +167,7 @@ static ssize_t set_temp_reset(struct i2c_client *client, struct fscpos_data "experience to the module author.\n"); /* Supported value: 2 (clears the status) */ - fscpos_write_value(client, FSCPOS_REG_TEMP_STATE[nr], 2); + fscpos_write_value(client, FSCPOS_REG_TEMP_STATE[nr - 1], 2); return count; } diff --git a/drivers/hwmon/smsc47b397.c b/drivers/hwmon/smsc47b397.c index 251ac265955..fdeeb3ab6f2 100644 --- a/drivers/hwmon/smsc47b397.c +++ b/drivers/hwmon/smsc47b397.c @@ -298,7 +298,7 @@ static int smsc47b397_detect(struct i2c_adapter *adapter, int addr, int kind) return 0; error_free: - kfree(new_client); + kfree(data); error_release: release_region(addr, SMSC_EXTENT); return err; diff --git a/drivers/hwmon/smsc47m1.c b/drivers/hwmon/smsc47m1.c index 897117a7213..7166ad0b2fd 100644 --- a/drivers/hwmon/smsc47m1.c +++ b/drivers/hwmon/smsc47m1.c @@ -495,7 +495,7 @@ static int smsc47m1_detect(struct i2c_adapter *adapter, int address, int kind) return 0; error_free: - kfree(new_client); + kfree(data); error_release: release_region(address, SMSC_EXTENT); return err; diff --git a/drivers/i2c/busses/i2c-mpc.c b/drivers/i2c/busses/i2c-mpc.c index 04adde62a00..9ad3e9262e8 100644 --- a/drivers/i2c/busses/i2c-mpc.c +++ b/drivers/i2c/busses/i2c-mpc.c @@ -382,100 +382,6 @@ static void __exit fsl_i2c_exit(void) module_init(fsl_i2c_init); module_exit(fsl_i2c_exit); -static int fsl_i2c_probe(struct device *device) -{ - int result = 0; - struct mpc_i2c *i2c; - struct platform_device *pdev = to_platform_device(device); - struct fsl_i2c_platform_data *pdata; - struct resource *r = platform_get_resource(pdev, IORESOURCE_MEM, 0); - - pdata = (struct fsl_i2c_platform_data *) pdev->dev.platform_data; - - if (!(i2c = kmalloc(sizeof(*i2c), GFP_KERNEL))) { - return -ENOMEM; - } - memset(i2c, 0, sizeof(*i2c)); - - i2c->irq = platform_get_irq(pdev, 0); - i2c->flags = pdata->device_flags; - init_waitqueue_head(&i2c->queue); - - i2c->base = ioremap((phys_addr_t)r->start, MPC_I2C_REGION); - - if (!i2c->base) { - printk(KERN_ERR "i2c-mpc - failed to map controller\n"); - result = -ENOMEM; - goto fail_map; - } - - if (i2c->irq != 0) - if ((result = request_irq(i2c->irq, mpc_i2c_isr, - SA_SHIRQ, "i2c-mpc", i2c)) < 0) { - printk(KERN_ERR - "i2c-mpc - failed to attach interrupt\n"); - goto fail_irq; - } - - mpc_i2c_setclock(i2c); - dev_set_drvdata(device, i2c); - - i2c->adap = mpc_ops; - i2c_set_adapdata(&i2c->adap, i2c); - i2c->adap.dev.parent = &pdev->dev; - if ((result = i2c_add_adapter(&i2c->adap)) < 0) { - printk(KERN_ERR "i2c-mpc - failed to add adapter\n"); - goto fail_add; - } - - return result; - - fail_add: - if (i2c->irq != 0) - free_irq(i2c->irq, NULL); - fail_irq: - iounmap(i2c->base); - fail_map: - kfree(i2c); - return result; -}; - -static int fsl_i2c_remove(struct device *device) -{ - struct mpc_i2c *i2c = dev_get_drvdata(device); - - i2c_del_adapter(&i2c->adap); - dev_set_drvdata(device, NULL); - - if (i2c->irq != 0) - free_irq(i2c->irq, i2c); - - iounmap(i2c->base); - kfree(i2c); - return 0; -}; - -/* Structure for a device driver */ -static struct device_driver fsl_i2c_driver = { - .name = "fsl-i2c", - .bus = &platform_bus_type, - .probe = fsl_i2c_probe, - .remove = fsl_i2c_remove, -}; - -static int __init fsl_i2c_init(void) -{ - return driver_register(&fsl_i2c_driver); -} - -static void __exit fsl_i2c_exit(void) -{ - driver_unregister(&fsl_i2c_driver); -} - -module_init(fsl_i2c_init); -module_exit(fsl_i2c_exit); - MODULE_AUTHOR("Adrian Cox <adrian@humboldt.co.uk>"); MODULE_DESCRIPTION ("I2C-Bus adapter for MPC107 bridge and MPC824x/85xx/52xx processors"); diff --git a/drivers/i2c/busses/i2c-sibyte.c b/drivers/i2c/busses/i2c-sibyte.c index 1c99536b673..fa503ed9f86 100644 --- a/drivers/i2c/busses/i2c-sibyte.c +++ b/drivers/i2c/busses/i2c-sibyte.c @@ -23,8 +23,8 @@ #include <asm/sibyte/sb1250_smbus.h> static struct i2c_algo_sibyte_data sibyte_board_data[2] = { - { NULL, 0, (void *) (KSEG1+A_SMB_BASE(0)) }, - { NULL, 1, (void *) (KSEG1+A_SMB_BASE(1)) } + { NULL, 0, (void *) (CKSEG1+A_SMB_BASE(0)) }, + { NULL, 1, (void *) (CKSEG1+A_SMB_BASE(1)) } }; static struct i2c_adapter sibyte_board_adapter[2] = { diff --git a/drivers/ide/Kconfig b/drivers/ide/Kconfig index 5f33df47aa7..1cadd2c3cad 100644 --- a/drivers/ide/Kconfig +++ b/drivers/ide/Kconfig @@ -764,6 +764,7 @@ config BLK_DEV_IDE_PMAC_ATA100FIRST config BLK_DEV_IDEDMA_PMAC bool "PowerMac IDE DMA support" depends on BLK_DEV_IDE_PMAC + select BLK_DEV_IDEDMA_PCI help This option allows the driver for the built-in IDE controller on Power Macintoshes and PowerBooks to use DMA (direct memory access) diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c index f9c1acb4ed6..c9d3a00a3c0 100644 --- a/drivers/ide/ide-disk.c +++ b/drivers/ide/ide-disk.c @@ -1220,7 +1220,7 @@ static int ide_disk_probe(struct device *dev) goto failed; g = alloc_disk_node(1 << PARTN_BITS, - pcibus_to_node(drive->hwif->pci_dev->bus)); + hwif_to_node(drive->hwif)); if (!g) goto out_free_idkp; diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c index 9eab6426148..29c22fc278c 100644 --- a/drivers/ide/ide-floppy.c +++ b/drivers/ide/ide-floppy.c @@ -317,7 +317,7 @@ typedef struct ide_floppy_obj { unsigned long flags; } idefloppy_floppy_t; -#define IDEFLOPPY_TICKS_DELAY 3 /* default delay for ZIP 100 */ +#define IDEFLOPPY_TICKS_DELAY HZ/20 /* default delay for ZIP 100 (50ms) */ /* * Floppy flag bits values. diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c index 7df85af7537..c1128ae5cd2 100644 --- a/drivers/ide/ide-probe.c +++ b/drivers/ide/ide-probe.c @@ -978,8 +978,7 @@ static int ide_init_queue(ide_drive_t *drive) * do not. */ - q = blk_init_queue_node(do_ide_request, &ide_lock, - pcibus_to_node(drive->hwif->pci_dev->bus)); + q = blk_init_queue_node(do_ide_request, &ide_lock, hwif_to_node(hwif)); if (!q) return 1; @@ -1048,6 +1047,8 @@ static int init_irq (ide_hwif_t *hwif) BUG_ON(in_interrupt()); BUG_ON(irqs_disabled()); + BUG_ON(hwif == NULL); + down(&ide_cfg_sem); hwif->hwgroup = NULL; #if MAX_HWIFS > 1 @@ -1097,7 +1098,7 @@ static int init_irq (ide_hwif_t *hwif) spin_unlock_irq(&ide_lock); } else { hwgroup = kmalloc_node(sizeof(ide_hwgroup_t), GFP_KERNEL, - pcibus_to_node(hwif->drives[0].hwif->pci_dev->bus)); + hwif_to_node(hwif->drives[0].hwif)); if (!hwgroup) goto out_up; diff --git a/drivers/ide/legacy/ide-cs.c b/drivers/ide/legacy/ide-cs.c index 03747439ac9..f1d1ec4e967 100644 --- a/drivers/ide/legacy/ide-cs.c +++ b/drivers/ide/legacy/ide-cs.c @@ -508,5 +508,5 @@ static void __exit exit_ide_cs(void) BUG_ON(dev_list != NULL); } -module_init(init_ide_cs); +late_initcall(init_ide_cs); module_exit(exit_ide_cs); diff --git a/drivers/ide/pci/generic.c b/drivers/ide/pci/generic.c index da46577380f..6e3ab0c38c4 100644 --- a/drivers/ide/pci/generic.c +++ b/drivers/ide/pci/generic.c @@ -173,6 +173,12 @@ static ide_pci_device_t generic_chipsets[] __devinitdata = { .channels = 2, .autodma = NOAUTODMA, .bootable = ON_BOARD, + },{ /* 14 */ + .name = "Revolution", + .init_hwif = init_hwif_generic, + .channels = 2, + .autodma = AUTODMA, + .bootable = OFF_BOARD, } }; @@ -231,6 +237,7 @@ static struct pci_device_id generic_pci_tbl[] = { { PCI_VENDOR_ID_TOSHIBA,PCI_DEVICE_ID_TOSHIBA_PICCOLO, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 11}, { PCI_VENDOR_ID_TOSHIBA,PCI_DEVICE_ID_TOSHIBA_PICCOLO_1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 12}, { PCI_VENDOR_ID_TOSHIBA,PCI_DEVICE_ID_TOSHIBA_PICCOLO_2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 13}, + { PCI_VENDOR_ID_NETCELL,PCI_DEVICE_ID_REVOLUTION, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 14}, /* Must come last. If you add entries adjust this table appropriately and the init_one code */ { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_STORAGE_IDE << 8, 0xFFFFFF00UL, 0}, { 0, }, diff --git a/drivers/ide/pci/serverworks.c b/drivers/ide/pci/serverworks.c index c6f5fa4b4ca..ff2e217a8c8 100644 --- a/drivers/ide/pci/serverworks.c +++ b/drivers/ide/pci/serverworks.c @@ -21,6 +21,9 @@ * * CSB6: `Champion South Bridge' IDE Interface (optional: third channel) * + * HT1000: AKA BCM5785 - Hypertransport Southbridge for Opteron systems. IDE + * controller same as the CSB6. Single channel ATA100 only. + * * Documentation: * Available under NDA only. Errata info very hard to get. * @@ -71,6 +74,8 @@ static u8 svwks_ratemask (ide_drive_t *drive) if (!svwks_revision) pci_read_config_byte(dev, PCI_REVISION_ID, &svwks_revision); + if (dev->device == PCI_DEVICE_ID_SERVERWORKS_HT1000IDE) + return 2; if (dev->device == PCI_DEVICE_ID_SERVERWORKS_OSB4IDE) { u32 reg = 0; if (isa_dev) @@ -109,6 +114,7 @@ static u8 svwks_csb_check (struct pci_dev *dev) case PCI_DEVICE_ID_SERVERWORKS_CSB5IDE: case PCI_DEVICE_ID_SERVERWORKS_CSB6IDE: case PCI_DEVICE_ID_SERVERWORKS_CSB6IDE2: + case PCI_DEVICE_ID_SERVERWORKS_HT1000IDE: return 1; default: break; @@ -438,6 +444,13 @@ static unsigned int __devinit init_chipset_svwks (struct pci_dev *dev, const cha btr |= (svwks_revision >= SVWKS_CSB5_REVISION_NEW) ? 0x3 : 0x2; pci_write_config_byte(dev, 0x5A, btr); } + /* Setup HT1000 SouthBridge Controller - Single Channel Only */ + else if (dev->device == PCI_DEVICE_ID_SERVERWORKS_HT1000IDE) { + pci_read_config_byte(dev, 0x5A, &btr); + btr &= ~0x40; + btr |= 0x3; + pci_write_config_byte(dev, 0x5A, btr); + } return (dev->irq) ? dev->irq : 0; } @@ -629,6 +642,15 @@ static ide_pci_device_t serverworks_chipsets[] __devinitdata = { .channels = 1, /* 2 */ .autodma = AUTODMA, .bootable = ON_BOARD, + },{ /* 4 */ + .name = "SvrWks HT1000", + .init_setup = init_setup_svwks, + .init_chipset = init_chipset_svwks, + .init_hwif = init_hwif_svwks, + .init_dma = init_dma_svwks, + .channels = 1, /* 2 */ + .autodma = AUTODMA, + .bootable = ON_BOARD, } }; @@ -653,6 +675,7 @@ static struct pci_device_id svwks_pci_tbl[] = { { PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_CSB5IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 1}, { PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_CSB6IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 2}, { PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_CSB6IDE2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 3}, + { PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_HT1000IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 4}, { 0, }, }; MODULE_DEVICE_TABLE(pci, svwks_pci_tbl); diff --git a/drivers/ide/ppc/pmac.c b/drivers/ide/ppc/pmac.c index be0fcc8f4b1..ea65b070a36 100644 --- a/drivers/ide/ppc/pmac.c +++ b/drivers/ide/ppc/pmac.c @@ -1664,7 +1664,7 @@ static struct macio_driver pmac_ide_macio_driver = }; static struct pci_device_id pmac_ide_pci_match[] = { - { PCI_VENDOR_ID_APPLE, PCI_DEVIEC_ID_APPLE_UNI_N_ATA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { PCI_VENDOR_ID_APPLE, PCI_DEVICE_ID_APPLE_UNI_N_ATA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, { PCI_VENDOR_ID_APPLE, PCI_DEVICE_ID_APPLE_IPID_ATA100, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, { PCI_VENDOR_ID_APPLE, PCI_DEVICE_ID_APPLE_K2_ATA100, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, { PCI_VENDOR_ID_APPLE, PCI_DEVICE_ID_APPLE_SH_ATA, diff --git a/drivers/ide/setup-pci.c b/drivers/ide/setup-pci.c index 77da827b289..18ed7765417 100644 --- a/drivers/ide/setup-pci.c +++ b/drivers/ide/setup-pci.c @@ -229,6 +229,7 @@ second_chance_to_dma: case PCI_DEVICE_ID_AMD_VIPER_7409: case PCI_DEVICE_ID_CMD_643: case PCI_DEVICE_ID_SERVERWORKS_CSB5IDE: + case PCI_DEVICE_ID_REVOLUTION: simplex_stat = hwif->INB(dma_base + 2); hwif->OUTB((simplex_stat&0x60),(dma_base + 2)); simplex_stat = hwif->INB(dma_base + 2); diff --git a/drivers/ieee1394/ohci1394.c b/drivers/ieee1394/ohci1394.c index b12a970cc9a..27018c8efc2 100644 --- a/drivers/ieee1394/ohci1394.c +++ b/drivers/ieee1394/ohci1394.c @@ -478,7 +478,6 @@ static void ohci_initialize(struct ti_ohci *ohci) int num_ports, i; spin_lock_init(&ohci->phy_reg_lock); - spin_lock_init(&ohci->event_lock); /* Put some defaults to these undefined bus options */ buf = reg_read(ohci, OHCI1394_BusOptions); @@ -3402,7 +3401,14 @@ static int __devinit ohci1394_pci_probe(struct pci_dev *dev, /* We hopefully don't have to pre-allocate IT DMA like we did * for IR DMA above. Allocate it on-demand and mark inactive. */ ohci->it_legacy_context.ohci = NULL; + spin_lock_init(&ohci->event_lock); + /* + * interrupts are disabled, all right, but... due to SA_SHIRQ we + * might get called anyway. We'll see no event, of course, but + * we need to get to that "no event", so enough should be initialized + * by that point. + */ if (request_irq(dev->irq, ohci_irq_handler, SA_SHIRQ, OHCI1394_DRIVER_NAME, ohci)) FAIL(-ENOMEM, "Failed to allocate shared interrupt %d", dev->irq); diff --git a/drivers/infiniband/Kconfig b/drivers/infiniband/Kconfig index 79c8e2dd9c3..32cdfb30e9b 100644 --- a/drivers/infiniband/Kconfig +++ b/drivers/infiniband/Kconfig @@ -1,6 +1,7 @@ menu "InfiniBand support" config INFINIBAND + depends on PCI || BROKEN tristate "InfiniBand support" ---help--- Core support for InfiniBand (IB). Make sure to also select diff --git a/drivers/infiniband/core/Makefile b/drivers/infiniband/core/Makefile index 10be36731ed..678a7e097f3 100644 --- a/drivers/infiniband/core/Makefile +++ b/drivers/infiniband/core/Makefile @@ -1,5 +1,3 @@ -EXTRA_CFLAGS += -Idrivers/infiniband/include - obj-$(CONFIG_INFINIBAND) += ib_core.o ib_mad.o ib_sa.o \ ib_cm.o ib_umad.o ib_ucm.o obj-$(CONFIG_INFINIBAND_USER_VERBS) += ib_uverbs.o diff --git a/drivers/infiniband/core/agent.c b/drivers/infiniband/core/agent.c index 729f0b0d983..5ac86f566dc 100644 --- a/drivers/infiniband/core/agent.c +++ b/drivers/infiniband/core/agent.c @@ -1,9 +1,10 @@ /* - * Copyright (c) 2004 Mellanox Technologies Ltd. All rights reserved. - * Copyright (c) 2004 Infinicon Corporation. All rights reserved. - * Copyright (c) 2004 Intel Corporation. All rights reserved. - * Copyright (c) 2004 Topspin Corporation. All rights reserved. - * Copyright (c) 2004 Voltaire Corporation. All rights reserved. + * Copyright (c) 2004, 2005 Mellanox Technologies Ltd. All rights reserved. + * Copyright (c) 2004, 2005 Infinicon Corporation. All rights reserved. + * Copyright (c) 2004, 2005 Intel Corporation. All rights reserved. + * Copyright (c) 2004, 2005 Topspin Corporation. All rights reserved. + * Copyright (c) 2004, 2005 Voltaire Corporation. All rights reserved. + * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -40,7 +41,7 @@ #include <asm/bug.h> -#include <ib_smi.h> +#include <rdma/ib_smi.h> #include "smi.h" #include "agent_priv.h" diff --git a/drivers/infiniband/core/agent_priv.h b/drivers/infiniband/core/agent_priv.h index 17435af1e91..2ec6d7f1b7d 100644 --- a/drivers/infiniband/core/agent_priv.h +++ b/drivers/infiniband/core/agent_priv.h @@ -1,9 +1,9 @@ /* - * Copyright (c) 2004 Mellanox Technologies Ltd. All rights reserved. - * Copyright (c) 2004 Infinicon Corporation. All rights reserved. - * Copyright (c) 2004 Intel Corporation. All rights reserved. - * Copyright (c) 2004 Topspin Corporation. All rights reserved. - * Copyright (c) 2004 Voltaire Corporation. All rights reserved. + * Copyright (c) 2004, 2005 Mellanox Technologies Ltd. All rights reserved. + * Copyright (c) 2004, 2005 Infinicon Corporation. All rights reserved. + * Copyright (c) 2004, 2005 Intel Corporation. All rights reserved. + * Copyright (c) 2004, 2005 Topspin Corporation. All rights reserved. + * Copyright (c) 2004, 2005 Voltaire Corporation. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU diff --git a/drivers/infiniband/core/cache.c b/drivers/infiniband/core/cache.c index 3042360c97e..f014e639088 100644 --- a/drivers/infiniband/core/cache.c +++ b/drivers/infiniband/core/cache.c @@ -1,5 +1,8 @@ /* * Copyright (c) 2004 Topspin Communications. All rights reserved. + * Copyright (c) 2005 Intel Corporation. All rights reserved. + * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. + * Copyright (c) 2005 Voltaire, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -32,12 +35,11 @@ * $Id: cache.c 1349 2004-12-16 21:09:43Z roland $ */ -#include <linux/version.h> #include <linux/module.h> #include <linux/errno.h> #include <linux/slab.h> -#include <ib_cache.h> +#include <rdma/ib_cache.h> #include "core_priv.h" diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c index 403ed125d8f..4de93ba274a 100644 --- a/drivers/infiniband/core/cm.c +++ b/drivers/infiniband/core/cm.c @@ -43,8 +43,8 @@ #include <linux/spinlock.h> #include <linux/workqueue.h> -#include <ib_cache.h> -#include <ib_cm.h> +#include <rdma/ib_cache.h> +#include <rdma/ib_cm.h> #include "cm_msgs.h" MODULE_AUTHOR("Sean Hefty"); @@ -83,7 +83,7 @@ struct cm_port { struct cm_device { struct list_head list; struct ib_device *device; - u64 ca_guid; + __be64 ca_guid; struct cm_port port[0]; }; @@ -100,8 +100,8 @@ struct cm_work { struct list_head list; struct cm_port *port; struct ib_mad_recv_wc *mad_recv_wc; /* Received MADs */ - u32 local_id; /* Established / timewait */ - u32 remote_id; + __be32 local_id; /* Established / timewait */ + __be32 remote_id; struct ib_cm_event cm_event; struct ib_sa_path_rec path[0]; }; @@ -110,8 +110,8 @@ struct cm_timewait_info { struct cm_work work; /* Must be first. */ struct rb_node remote_qp_node; struct rb_node remote_id_node; - u64 remote_ca_guid; - u32 remote_qpn; + __be64 remote_ca_guid; + __be32 remote_qpn; u8 inserted_remote_qp; u8 inserted_remote_id; }; @@ -132,11 +132,11 @@ struct cm_id_private { struct cm_av alt_av; void *private_data; - u64 tid; - u32 local_qpn; - u32 remote_qpn; - u32 sq_psn; - u32 rq_psn; + __be64 tid; + __be32 local_qpn; + __be32 remote_qpn; + __be32 sq_psn; + __be32 rq_psn; int timeout_ms; enum ib_mtu path_mtu; u8 private_data_len; @@ -253,7 +253,7 @@ static void cm_set_ah_attr(struct ib_ah_attr *ah_attr, u8 port_num, u16 dlid, u8 sl, u16 src_path_bits) { memset(ah_attr, 0, sizeof ah_attr); - ah_attr->dlid = be16_to_cpu(dlid); + ah_attr->dlid = dlid; ah_attr->sl = sl; ah_attr->src_path_bits = src_path_bits; ah_attr->port_num = port_num; @@ -264,7 +264,7 @@ static void cm_init_av_for_response(struct cm_port *port, { av->port = port; av->pkey_index = wc->pkey_index; - cm_set_ah_attr(&av->ah_attr, port->port_num, cpu_to_be16(wc->slid), + cm_set_ah_attr(&av->ah_attr, port->port_num, wc->slid, wc->sl, wc->dlid_path_bits); } @@ -295,8 +295,9 @@ static int cm_init_av_by_path(struct ib_sa_path_rec *path, struct cm_av *av) return ret; av->port = port; - cm_set_ah_attr(&av->ah_attr, av->port->port_num, path->dlid, - path->sl, path->slid & 0x7F); + cm_set_ah_attr(&av->ah_attr, av->port->port_num, + be16_to_cpu(path->dlid), path->sl, + be16_to_cpu(path->slid) & 0x7F); av->packet_life_time = path->packet_life_time; return 0; } @@ -309,26 +310,26 @@ static int cm_alloc_id(struct cm_id_private *cm_id_priv) do { spin_lock_irqsave(&cm.lock, flags); ret = idr_get_new_above(&cm.local_id_table, cm_id_priv, 1, - (int *) &cm_id_priv->id.local_id); + (__force int *) &cm_id_priv->id.local_id); spin_unlock_irqrestore(&cm.lock, flags); } while( (ret == -EAGAIN) && idr_pre_get(&cm.local_id_table, GFP_KERNEL) ); return ret; } -static void cm_free_id(u32 local_id) +static void cm_free_id(__be32 local_id) { unsigned long flags; spin_lock_irqsave(&cm.lock, flags); - idr_remove(&cm.local_id_table, (int) local_id); + idr_remove(&cm.local_id_table, (__force int) local_id); spin_unlock_irqrestore(&cm.lock, flags); } -static struct cm_id_private * cm_get_id(u32 local_id, u32 remote_id) +static struct cm_id_private * cm_get_id(__be32 local_id, __be32 remote_id) { struct cm_id_private *cm_id_priv; - cm_id_priv = idr_find(&cm.local_id_table, (int) local_id); + cm_id_priv = idr_find(&cm.local_id_table, (__force int) local_id); if (cm_id_priv) { if (cm_id_priv->id.remote_id == remote_id) atomic_inc(&cm_id_priv->refcount); @@ -339,7 +340,7 @@ static struct cm_id_private * cm_get_id(u32 local_id, u32 remote_id) return cm_id_priv; } -static struct cm_id_private * cm_acquire_id(u32 local_id, u32 remote_id) +static struct cm_id_private * cm_acquire_id(__be32 local_id, __be32 remote_id) { struct cm_id_private *cm_id_priv; unsigned long flags; @@ -356,8 +357,8 @@ static struct cm_id_private * cm_insert_listen(struct cm_id_private *cm_id_priv) struct rb_node **link = &cm.listen_service_table.rb_node; struct rb_node *parent = NULL; struct cm_id_private *cur_cm_id_priv; - u64 service_id = cm_id_priv->id.service_id; - u64 service_mask = cm_id_priv->id.service_mask; + __be64 service_id = cm_id_priv->id.service_id; + __be64 service_mask = cm_id_priv->id.service_mask; while (*link) { parent = *link; @@ -376,7 +377,7 @@ static struct cm_id_private * cm_insert_listen(struct cm_id_private *cm_id_priv) return NULL; } -static struct cm_id_private * cm_find_listen(u64 service_id) +static struct cm_id_private * cm_find_listen(__be64 service_id) { struct rb_node *node = cm.listen_service_table.rb_node; struct cm_id_private *cm_id_priv; @@ -400,8 +401,8 @@ static struct cm_timewait_info * cm_insert_remote_id(struct cm_timewait_info struct rb_node **link = &cm.remote_id_table.rb_node; struct rb_node *parent = NULL; struct cm_timewait_info *cur_timewait_info; - u64 remote_ca_guid = timewait_info->remote_ca_guid; - u32 remote_id = timewait_info->work.remote_id; + __be64 remote_ca_guid = timewait_info->remote_ca_guid; + __be32 remote_id = timewait_info->work.remote_id; while (*link) { parent = *link; @@ -424,8 +425,8 @@ static struct cm_timewait_info * cm_insert_remote_id(struct cm_timewait_info return NULL; } -static struct cm_timewait_info * cm_find_remote_id(u64 remote_ca_guid, - u32 remote_id) +static struct cm_timewait_info * cm_find_remote_id(__be64 remote_ca_guid, + __be32 remote_id) { struct rb_node *node = cm.remote_id_table.rb_node; struct cm_timewait_info *timewait_info; @@ -453,8 +454,8 @@ static struct cm_timewait_info * cm_insert_remote_qpn(struct cm_timewait_info struct rb_node **link = &cm.remote_qp_table.rb_node; struct rb_node *parent = NULL; struct cm_timewait_info *cur_timewait_info; - u64 remote_ca_guid = timewait_info->remote_ca_guid; - u32 remote_qpn = timewait_info->remote_qpn; + __be64 remote_ca_guid = timewait_info->remote_ca_guid; + __be32 remote_qpn = timewait_info->remote_qpn; while (*link) { parent = *link; @@ -484,7 +485,7 @@ static struct cm_id_private * cm_insert_remote_sidr(struct cm_id_private struct rb_node *parent = NULL; struct cm_id_private *cur_cm_id_priv; union ib_gid *port_gid = &cm_id_priv->av.dgid; - u32 remote_id = cm_id_priv->id.remote_id; + __be32 remote_id = cm_id_priv->id.remote_id; while (*link) { parent = *link; @@ -598,7 +599,7 @@ static void cm_cleanup_timewait(struct cm_timewait_info *timewait_info) spin_unlock_irqrestore(&cm.lock, flags); } -static struct cm_timewait_info * cm_create_timewait_info(u32 local_id) +static struct cm_timewait_info * cm_create_timewait_info(__be32 local_id) { struct cm_timewait_info *timewait_info; @@ -715,14 +716,15 @@ retest: EXPORT_SYMBOL(ib_destroy_cm_id); int ib_cm_listen(struct ib_cm_id *cm_id, - u64 service_id, - u64 service_mask) + __be64 service_id, + __be64 service_mask) { struct cm_id_private *cm_id_priv, *cur_cm_id_priv; unsigned long flags; int ret = 0; - service_mask = service_mask ? service_mask : ~0ULL; + service_mask = service_mask ? service_mask : + __constant_cpu_to_be64(~0ULL); service_id &= service_mask; if ((service_id & IB_SERVICE_ID_AGN_MASK) == IB_CM_ASSIGN_SERVICE_ID && (service_id != IB_CM_ASSIGN_SERVICE_ID)) @@ -735,8 +737,8 @@ int ib_cm_listen(struct ib_cm_id *cm_id, spin_lock_irqsave(&cm.lock, flags); if (service_id == IB_CM_ASSIGN_SERVICE_ID) { - cm_id->service_id = __cpu_to_be64(cm.listen_service_id++); - cm_id->service_mask = ~0ULL; + cm_id->service_id = cpu_to_be64(cm.listen_service_id++); + cm_id->service_mask = __constant_cpu_to_be64(~0ULL); } else { cm_id->service_id = service_id; cm_id->service_mask = service_mask; @@ -752,18 +754,19 @@ int ib_cm_listen(struct ib_cm_id *cm_id, } EXPORT_SYMBOL(ib_cm_listen); -static u64 cm_form_tid(struct cm_id_private *cm_id_priv, - enum cm_msg_sequence msg_seq) +static __be64 cm_form_tid(struct cm_id_private *cm_id_priv, + enum cm_msg_sequence msg_seq) { u64 hi_tid, low_tid; hi_tid = ((u64) cm_id_priv->av.port->mad_agent->hi_tid) << 32; - low_tid = (u64) (cm_id_priv->id.local_id | (msg_seq << 30)); + low_tid = (u64) ((__force u32)cm_id_priv->id.local_id | + (msg_seq << 30)); return cpu_to_be64(hi_tid | low_tid); } static void cm_format_mad_hdr(struct ib_mad_hdr *hdr, - enum cm_msg_attr_id attr_id, u64 tid) + __be16 attr_id, __be64 tid) { hdr->base_version = IB_MGMT_BASE_VERSION; hdr->mgmt_class = IB_MGMT_CLASS_CM; @@ -896,7 +899,7 @@ int ib_send_cm_req(struct ib_cm_id *cm_id, goto error1; } cm_id->service_id = param->service_id; - cm_id->service_mask = ~0ULL; + cm_id->service_mask = __constant_cpu_to_be64(~0ULL); cm_id_priv->timeout_ms = cm_convert_to_ms( param->primary_path->packet_life_time) * 2 + cm_convert_to_ms( @@ -963,7 +966,7 @@ static int cm_issue_rej(struct cm_port *port, rej_msg->remote_comm_id = rcv_msg->local_comm_id; rej_msg->local_comm_id = rcv_msg->remote_comm_id; cm_rej_set_msg_rejected(rej_msg, msg_rejected); - rej_msg->reason = reason; + rej_msg->reason = cpu_to_be16(reason); if (ari && ari_length) { cm_rej_set_reject_info_len(rej_msg, ari_length); @@ -977,8 +980,8 @@ static int cm_issue_rej(struct cm_port *port, return ret; } -static inline int cm_is_active_peer(u64 local_ca_guid, u64 remote_ca_guid, - u32 local_qpn, u32 remote_qpn) +static inline int cm_is_active_peer(__be64 local_ca_guid, __be64 remote_ca_guid, + __be32 local_qpn, __be32 remote_qpn) { return (be64_to_cpu(local_ca_guid) > be64_to_cpu(remote_ca_guid) || ((local_ca_guid == remote_ca_guid) && @@ -1137,7 +1140,7 @@ static void cm_format_rej(struct cm_rej_msg *rej_msg, break; } - rej_msg->reason = reason; + rej_msg->reason = cpu_to_be16(reason); if (ari && ari_length) { cm_rej_set_reject_info_len(rej_msg, ari_length); memcpy(rej_msg->ari, ari, ari_length); @@ -1276,7 +1279,7 @@ static int cm_req_handler(struct cm_work *work) cm_id_priv->id.cm_handler = listen_cm_id_priv->id.cm_handler; cm_id_priv->id.context = listen_cm_id_priv->id.context; cm_id_priv->id.service_id = req_msg->service_id; - cm_id_priv->id.service_mask = ~0ULL; + cm_id_priv->id.service_mask = __constant_cpu_to_be64(~0ULL); cm_format_paths_from_req(req_msg, &work->path[0], &work->path[1]); ret = cm_init_av_by_path(&work->path[0], &cm_id_priv->av); @@ -1969,7 +1972,7 @@ static void cm_format_rej_event(struct cm_work *work) param = &work->cm_event.param.rej_rcvd; param->ari = rej_msg->ari; param->ari_length = cm_rej_get_reject_info_len(rej_msg); - param->reason = rej_msg->reason; + param->reason = __be16_to_cpu(rej_msg->reason); work->cm_event.private_data = &rej_msg->private_data; } @@ -1978,20 +1981,20 @@ static struct cm_id_private * cm_acquire_rejected_id(struct cm_rej_msg *rej_msg) struct cm_timewait_info *timewait_info; struct cm_id_private *cm_id_priv; unsigned long flags; - u32 remote_id; + __be32 remote_id; remote_id = rej_msg->local_comm_id; - if (rej_msg->reason == IB_CM_REJ_TIMEOUT) { + if (__be16_to_cpu(rej_msg->reason) == IB_CM_REJ_TIMEOUT) { spin_lock_irqsave(&cm.lock, flags); - timewait_info = cm_find_remote_id( *((u64 *) rej_msg->ari), + timewait_info = cm_find_remote_id( *((__be64 *) rej_msg->ari), remote_id); if (!timewait_info) { spin_unlock_irqrestore(&cm.lock, flags); return NULL; } cm_id_priv = idr_find(&cm.local_id_table, - (int) timewait_info->work.local_id); + (__force int) timewait_info->work.local_id); if (cm_id_priv) { if (cm_id_priv->id.remote_id == remote_id) atomic_inc(&cm_id_priv->refcount); @@ -2032,7 +2035,7 @@ static int cm_rej_handler(struct cm_work *work) /* fall through */ case IB_CM_REQ_RCVD: case IB_CM_MRA_REQ_SENT: - if (rej_msg->reason == IB_CM_REJ_STALE_CONN) + if (__be16_to_cpu(rej_msg->reason) == IB_CM_REJ_STALE_CONN) cm_enter_timewait(cm_id_priv); else cm_reset_to_idle(cm_id_priv); @@ -2553,7 +2556,7 @@ static void cm_format_sidr_req(struct cm_sidr_req_msg *sidr_req_msg, cm_format_mad_hdr(&sidr_req_msg->hdr, CM_SIDR_REQ_ATTR_ID, cm_form_tid(cm_id_priv, CM_MSG_SEQUENCE_SIDR)); sidr_req_msg->request_id = cm_id_priv->id.local_id; - sidr_req_msg->pkey = param->pkey; + sidr_req_msg->pkey = cpu_to_be16(param->pkey); sidr_req_msg->service_id = param->service_id; if (param->private_data && param->private_data_len) @@ -2580,7 +2583,7 @@ int ib_send_cm_sidr_req(struct ib_cm_id *cm_id, goto out; cm_id->service_id = param->service_id; - cm_id->service_mask = ~0ULL; + cm_id->service_mask = __constant_cpu_to_be64(~0ULL); cm_id_priv->timeout_ms = param->timeout_ms; cm_id_priv->max_cm_retries = param->max_cm_retries; ret = cm_alloc_msg(cm_id_priv, &msg); @@ -2621,7 +2624,7 @@ static void cm_format_sidr_req_event(struct cm_work *work, sidr_req_msg = (struct cm_sidr_req_msg *) work->mad_recv_wc->recv_buf.mad; param = &work->cm_event.param.sidr_req_rcvd; - param->pkey = sidr_req_msg->pkey; + param->pkey = __be16_to_cpu(sidr_req_msg->pkey); param->listen_id = listen_id; param->device = work->port->mad_agent->device; param->port = work->port->port_num; @@ -2645,7 +2648,7 @@ static int cm_sidr_req_handler(struct cm_work *work) sidr_req_msg = (struct cm_sidr_req_msg *) work->mad_recv_wc->recv_buf.mad; wc = work->mad_recv_wc->wc; - cm_id_priv->av.dgid.global.subnet_prefix = wc->slid; + cm_id_priv->av.dgid.global.subnet_prefix = cpu_to_be64(wc->slid); cm_id_priv->av.dgid.global.interface_id = 0; cm_init_av_for_response(work->port, work->mad_recv_wc->wc, &cm_id_priv->av); @@ -2673,7 +2676,7 @@ static int cm_sidr_req_handler(struct cm_work *work) cm_id_priv->id.cm_handler = cur_cm_id_priv->id.cm_handler; cm_id_priv->id.context = cur_cm_id_priv->id.context; cm_id_priv->id.service_id = sidr_req_msg->service_id; - cm_id_priv->id.service_mask = ~0ULL; + cm_id_priv->id.service_mask = __constant_cpu_to_be64(~0ULL); cm_format_sidr_req_event(work, &cur_cm_id_priv->id); cm_process_work(cm_id_priv, work); @@ -3175,10 +3178,10 @@ int ib_cm_init_qp_attr(struct ib_cm_id *cm_id, } EXPORT_SYMBOL(ib_cm_init_qp_attr); -static u64 cm_get_ca_guid(struct ib_device *device) +static __be64 cm_get_ca_guid(struct ib_device *device) { struct ib_device_attr *device_attr; - u64 guid; + __be64 guid; int ret; device_attr = kmalloc(sizeof *device_attr, GFP_KERNEL); diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h index 15a309a77b2..813ab70bf6d 100644 --- a/drivers/infiniband/core/cm_msgs.h +++ b/drivers/infiniband/core/cm_msgs.h @@ -34,7 +34,7 @@ #if !defined(CM_MSGS_H) #define CM_MSGS_H -#include <ib_mad.h> +#include <rdma/ib_mad.h> /* * Parameters to routines below should be in network-byte order, and values @@ -43,19 +43,17 @@ #define IB_CM_CLASS_VERSION 2 /* IB specification 1.2 */ -enum cm_msg_attr_id { - CM_REQ_ATTR_ID = __constant_htons(0x0010), - CM_MRA_ATTR_ID = __constant_htons(0x0011), - CM_REJ_ATTR_ID = __constant_htons(0x0012), - CM_REP_ATTR_ID = __constant_htons(0x0013), - CM_RTU_ATTR_ID = __constant_htons(0x0014), - CM_DREQ_ATTR_ID = __constant_htons(0x0015), - CM_DREP_ATTR_ID = __constant_htons(0x0016), - CM_SIDR_REQ_ATTR_ID = __constant_htons(0x0017), - CM_SIDR_REP_ATTR_ID = __constant_htons(0x0018), - CM_LAP_ATTR_ID = __constant_htons(0x0019), - CM_APR_ATTR_ID = __constant_htons(0x001A) -}; +#define CM_REQ_ATTR_ID __constant_htons(0x0010) +#define CM_MRA_ATTR_ID __constant_htons(0x0011) +#define CM_REJ_ATTR_ID __constant_htons(0x0012) +#define CM_REP_ATTR_ID __constant_htons(0x0013) +#define CM_RTU_ATTR_ID __constant_htons(0x0014) +#define CM_DREQ_ATTR_ID __constant_htons(0x0015) +#define CM_DREP_ATTR_ID __constant_htons(0x0016) +#define CM_SIDR_REQ_ATTR_ID __constant_htons(0x0017) +#define CM_SIDR_REP_ATTR_ID __constant_htons(0x0018) +#define CM_LAP_ATTR_ID __constant_htons(0x0019) +#define CM_APR_ATTR_ID __constant_htons(0x001A) enum cm_msg_sequence { CM_MSG_SEQUENCE_REQ, @@ -67,35 +65,35 @@ enum cm_msg_sequence { struct cm_req_msg { struct ib_mad_hdr hdr; - u32 local_comm_id; - u32 rsvd4; - u64 service_id; - u64 local_ca_guid; - u32 rsvd24; - u32 local_qkey; + __be32 local_comm_id; + __be32 rsvd4; + __be64 service_id; + __be64 local_ca_guid; + __be32 rsvd24; + __be32 local_qkey; /* local QPN:24, responder resources:8 */ - u32 offset32; + __be32 offset32; /* local EECN:24, initiator depth:8 */ - u32 offset36; + __be32 offset36; /* * remote EECN:24, remote CM response timeout:5, * transport service type:2, end-to-end flow control:1 */ - u32 offset40; + __be32 offset40; /* starting PSN:24, local CM response timeout:5, retry count:3 */ - u32 offset44; - u16 pkey; + __be32 offset44; + __be16 pkey; /* path MTU:4, RDC exists:1, RNR retry count:3. */ u8 offset50; /* max CM Retries:4, SRQ:1, rsvd:3 */ u8 offset51; - u16 primary_local_lid; - u16 primary_remote_lid; + __be16 primary_local_lid; + __be16 primary_remote_lid; union ib_gid primary_local_gid; union ib_gid primary_remote_gid; /* flow label:20, rsvd:6, packet rate:6 */ - u32 primary_offset88; + __be32 primary_offset88; u8 primary_traffic_class; u8 primary_hop_limit; /* SL:4, subnet local:1, rsvd:3 */ @@ -103,12 +101,12 @@ struct cm_req_msg { /* local ACK timeout:5, rsvd:3 */ u8 primary_offset95; - u16 alt_local_lid; - u16 alt_remote_lid; + __be16 alt_local_lid; + __be16 alt_remote_lid; union ib_gid alt_local_gid; union ib_gid alt_remote_gid; /* flow label:20, rsvd:6, packet rate:6 */ - u32 alt_offset132; + __be32 alt_offset132; u8 alt_traffic_class; u8 alt_hop_limit; /* SL:4, subnet local:1, rsvd:3 */ @@ -120,12 +118,12 @@ struct cm_req_msg { } __attribute__ ((packed)); -static inline u32 cm_req_get_local_qpn(struct cm_req_msg *req_msg) +static inline __be32 cm_req_get_local_qpn(struct cm_req_msg *req_msg) { return cpu_to_be32(be32_to_cpu(req_msg->offset32) >> 8); } -static inline void cm_req_set_local_qpn(struct cm_req_msg *req_msg, u32 qpn) +static inline void cm_req_set_local_qpn(struct cm_req_msg *req_msg, __be32 qpn) { req_msg->offset32 = cpu_to_be32((be32_to_cpu(qpn) << 8) | (be32_to_cpu(req_msg->offset32) & @@ -208,13 +206,13 @@ static inline void cm_req_set_flow_ctrl(struct cm_req_msg *req_msg, 0xFFFFFFFE)); } -static inline u32 cm_req_get_starting_psn(struct cm_req_msg *req_msg) +static inline __be32 cm_req_get_starting_psn(struct cm_req_msg *req_msg) { return cpu_to_be32(be32_to_cpu(req_msg->offset44) >> 8); } static inline void cm_req_set_starting_psn(struct cm_req_msg *req_msg, - u32 starting_psn) + __be32 starting_psn) { req_msg->offset44 = cpu_to_be32((be32_to_cpu(starting_psn) << 8) | (be32_to_cpu(req_msg->offset44) & 0x000000FF)); @@ -288,13 +286,13 @@ static inline void cm_req_set_srq(struct cm_req_msg *req_msg, u8 srq) ((srq & 0x1) << 3)); } -static inline u32 cm_req_get_primary_flow_label(struct cm_req_msg *req_msg) +static inline __be32 cm_req_get_primary_flow_label(struct cm_req_msg *req_msg) { - return cpu_to_be32((be32_to_cpu(req_msg->primary_offset88) >> 12)); + return cpu_to_be32(be32_to_cpu(req_msg->primary_offset88) >> 12); } static inline void cm_req_set_primary_flow_label(struct cm_req_msg *req_msg, - u32 flow_label) + __be32 flow_label) { req_msg->primary_offset88 = cpu_to_be32( (be32_to_cpu(req_msg->primary_offset88) & @@ -350,13 +348,13 @@ static inline void cm_req_set_primary_local_ack_timeout(struct cm_req_msg *req_m (local_ack_timeout << 3)); } -static inline u32 cm_req_get_alt_flow_label(struct cm_req_msg *req_msg) +static inline __be32 cm_req_get_alt_flow_label(struct cm_req_msg *req_msg) { - return cpu_to_be32((be32_to_cpu(req_msg->alt_offset132) >> 12)); + return cpu_to_be32(be32_to_cpu(req_msg->alt_offset132) >> 12); } static inline void cm_req_set_alt_flow_label(struct cm_req_msg *req_msg, - u32 flow_label) + __be32 flow_label) { req_msg->alt_offset132 = cpu_to_be32( (be32_to_cpu(req_msg->alt_offset132) & @@ -422,8 +420,8 @@ enum cm_msg_response { struct cm_mra_msg { struct ib_mad_hdr hdr; - u32 local_comm_id; - u32 remote_comm_id; + __be32 local_comm_id; + __be32 remote_comm_id; /* message MRAed:2, rsvd:6 */ u8 offset8; /* service timeout:5, rsvd:3 */ @@ -458,13 +456,13 @@ static inline void cm_mra_set_service_timeout(struct cm_mra_msg *mra_msg, struct cm_rej_msg { struct ib_mad_hdr hdr; - u32 local_comm_id; - u32 remote_comm_id; + __be32 local_comm_id; + __be32 remote_comm_id; /* message REJected:2, rsvd:6 */ u8 offset8; /* reject info length:7, rsvd:1. */ u8 offset9; - u16 reason; + __be16 reason; u8 ari[IB_CM_REJ_ARI_LENGTH]; u8 private_data[IB_CM_REJ_PRIVATE_DATA_SIZE]; @@ -495,45 +493,45 @@ static inline void cm_rej_set_reject_info_len(struct cm_rej_msg *rej_msg, struct cm_rep_msg { struct ib_mad_hdr hdr; - u32 local_comm_id; - u32 remote_comm_id; - u32 local_qkey; + __be32 local_comm_id; + __be32 remote_comm_id; + __be32 local_qkey; /* local QPN:24, rsvd:8 */ - u32 offset12; + __be32 offset12; /* local EECN:24, rsvd:8 */ - u32 offset16; + __be32 offset16; /* starting PSN:24 rsvd:8 */ - u32 offset20; + __be32 offset20; u8 resp_resources; u8 initiator_depth; /* target ACK delay:5, failover accepted:2, end-to-end flow control:1 */ u8 offset26; /* RNR retry count:3, SRQ:1, rsvd:5 */ u8 offset27; - u64 local_ca_guid; + __be64 local_ca_guid; u8 private_data[IB_CM_REP_PRIVATE_DATA_SIZE]; } __attribute__ ((packed)); -static inline u32 cm_rep_get_local_qpn(struct cm_rep_msg *rep_msg) +static inline __be32 cm_rep_get_local_qpn(struct cm_rep_msg *rep_msg) { return cpu_to_be32(be32_to_cpu(rep_msg->offset12) >> 8); } -static inline void cm_rep_set_local_qpn(struct cm_rep_msg *rep_msg, u32 qpn) +static inline void cm_rep_set_local_qpn(struct cm_rep_msg *rep_msg, __be32 qpn) { rep_msg->offset12 = cpu_to_be32((be32_to_cpu(qpn) << 8) | (be32_to_cpu(rep_msg->offset12) & 0x000000FF)); } -static inline u32 cm_rep_get_starting_psn(struct cm_rep_msg *rep_msg) +static inline __be32 cm_rep_get_starting_psn(struct cm_rep_msg *rep_msg) { return cpu_to_be32(be32_to_cpu(rep_msg->offset20) >> 8); } static inline void cm_rep_set_starting_psn(struct cm_rep_msg *rep_msg, - u32 starting_psn) + __be32 starting_psn) { rep_msg->offset20 = cpu_to_be32((be32_to_cpu(starting_psn) << 8) | (be32_to_cpu(rep_msg->offset20) & 0x000000FF)); @@ -600,8 +598,8 @@ static inline void cm_rep_set_srq(struct cm_rep_msg *rep_msg, u8 srq) struct cm_rtu_msg { struct ib_mad_hdr hdr; - u32 local_comm_id; - u32 remote_comm_id; + __be32 local_comm_id; + __be32 remote_comm_id; u8 private_data[IB_CM_RTU_PRIVATE_DATA_SIZE]; @@ -610,21 +608,21 @@ struct cm_rtu_msg { struct cm_dreq_msg { struct ib_mad_hdr hdr; - u32 local_comm_id; - u32 remote_comm_id; + __be32 local_comm_id; + __be32 remote_comm_id; /* remote QPN/EECN:24, rsvd:8 */ - u32 offset8; + __be32 offset8; u8 private_data[IB_CM_DREQ_PRIVATE_DATA_SIZE]; } __attribute__ ((packed)); -static inline u32 cm_dreq_get_remote_qpn(struct cm_dreq_msg *dreq_msg) +static inline __be32 cm_dreq_get_remote_qpn(struct cm_dreq_msg *dreq_msg) { return cpu_to_be32(be32_to_cpu(dreq_msg->offset8) >> 8); } -static inline void cm_dreq_set_remote_qpn(struct cm_dreq_msg *dreq_msg, u32 qpn) +static inline void cm_dreq_set_remote_qpn(struct cm_dreq_msg *dreq_msg, __be32 qpn) { dreq_msg->offset8 = cpu_to_be32((be32_to_cpu(qpn) << 8) | (be32_to_cpu(dreq_msg->offset8) & 0x000000FF)); @@ -633,8 +631,8 @@ static inline void cm_dreq_set_remote_qpn(struct cm_dreq_msg *dreq_msg, u32 qpn) struct cm_drep_msg { struct ib_mad_hdr hdr; - u32 local_comm_id; - u32 remote_comm_id; + __be32 local_comm_id; + __be32 remote_comm_id; u8 private_data[IB_CM_DREP_PRIVATE_DATA_SIZE]; @@ -643,37 +641,37 @@ struct cm_drep_msg { struct cm_lap_msg { struct ib_mad_hdr hdr; - u32 local_comm_id; - u32 remote_comm_id; + __be32 local_comm_id; + __be32 remote_comm_id; - u32 rsvd8; + __be32 rsvd8; /* remote QPN/EECN:24, remote CM response timeout:5, rsvd:3 */ - u32 offset12; - u32 rsvd16; + __be32 offset12; + __be32 rsvd16; - u16 alt_local_lid; - u16 alt_remote_lid; + __be16 alt_local_lid; + __be16 alt_remote_lid; union ib_gid alt_local_gid; union ib_gid alt_remote_gid; /* flow label:20, rsvd:4, traffic class:8 */ - u32 offset56; + __be32 offset56; u8 alt_hop_limit; /* rsvd:2, packet rate:6 */ - uint8_t offset61; + u8 offset61; /* SL:4, subnet local:1, rsvd:3 */ - uint8_t offset62; + u8 offset62; /* local ACK timeout:5, rsvd:3 */ - uint8_t offset63; + u8 offset63; u8 private_data[IB_CM_LAP_PRIVATE_DATA_SIZE]; } __attribute__ ((packed)); -static inline u32 cm_lap_get_remote_qpn(struct cm_lap_msg *lap_msg) +static inline __be32 cm_lap_get_remote_qpn(struct cm_lap_msg *lap_msg) { return cpu_to_be32(be32_to_cpu(lap_msg->offset12) >> 8); } -static inline void cm_lap_set_remote_qpn(struct cm_lap_msg *lap_msg, u32 qpn) +static inline void cm_lap_set_remote_qpn(struct cm_lap_msg *lap_msg, __be32 qpn) { lap_msg->offset12 = cpu_to_be32((be32_to_cpu(qpn) << 8) | (be32_to_cpu(lap_msg->offset12) & @@ -693,17 +691,17 @@ static inline void cm_lap_set_remote_resp_timeout(struct cm_lap_msg *lap_msg, 0xFFFFFF07)); } -static inline u32 cm_lap_get_flow_label(struct cm_lap_msg *lap_msg) +static inline __be32 cm_lap_get_flow_label(struct cm_lap_msg *lap_msg) { - return be32_to_cpu(lap_msg->offset56) >> 12; + return cpu_to_be32(be32_to_cpu(lap_msg->offset56) >> 12); } static inline void cm_lap_set_flow_label(struct cm_lap_msg *lap_msg, - u32 flow_label) + __be32 flow_label) { - lap_msg->offset56 = cpu_to_be32((flow_label << 12) | - (be32_to_cpu(lap_msg->offset56) & - 0x00000FFF)); + lap_msg->offset56 = cpu_to_be32( + (be32_to_cpu(lap_msg->offset56) & 0x00000FFF) | + (be32_to_cpu(flow_label) << 12)); } static inline u8 cm_lap_get_traffic_class(struct cm_lap_msg *lap_msg) @@ -766,8 +764,8 @@ static inline void cm_lap_set_local_ack_timeout(struct cm_lap_msg *lap_msg, struct cm_apr_msg { struct ib_mad_hdr hdr; - u32 local_comm_id; - u32 remote_comm_id; + __be32 local_comm_id; + __be32 remote_comm_id; u8 info_length; u8 ap_status; @@ -779,10 +777,10 @@ struct cm_apr_msg { struct cm_sidr_req_msg { struct ib_mad_hdr hdr; - u32 request_id; - u16 pkey; - u16 rsvd; - u64 service_id; + __be32 request_id; + __be16 pkey; + __be16 rsvd; + __be64 service_id; u8 private_data[IB_CM_SIDR_REQ_PRIVATE_DATA_SIZE]; } __attribute__ ((packed)); @@ -790,26 +788,26 @@ struct cm_sidr_req_msg { struct cm_sidr_rep_msg { struct ib_mad_hdr hdr; - u32 request_id; + __be32 request_id; u8 status; u8 info_length; - u16 rsvd; + __be16 rsvd; /* QPN:24, rsvd:8 */ - u32 offset8; - u64 service_id; - u32 qkey; + __be32 offset8; + __be64 service_id; + __be32 qkey; u8 info[IB_CM_SIDR_REP_INFO_LENGTH]; u8 private_data[IB_CM_SIDR_REP_PRIVATE_DATA_SIZE]; } __attribute__ ((packed)); -static inline u32 cm_sidr_rep_get_qpn(struct cm_sidr_rep_msg *sidr_rep_msg) +static inline __be32 cm_sidr_rep_get_qpn(struct cm_sidr_rep_msg *sidr_rep_msg) { return cpu_to_be32(be32_to_cpu(sidr_rep_msg->offset8) >> 8); } static inline void cm_sidr_rep_set_qpn(struct cm_sidr_rep_msg *sidr_rep_msg, - u32 qpn) + __be32 qpn) { sidr_rep_msg->offset8 = cpu_to_be32((be32_to_cpu(qpn) << 8) | (be32_to_cpu(sidr_rep_msg->offset8) & diff --git a/drivers/infiniband/core/core_priv.h b/drivers/infiniband/core/core_priv.h index 797049626ff..7ad47a4b166 100644 --- a/drivers/infiniband/core/core_priv.h +++ b/drivers/infiniband/core/core_priv.h @@ -38,7 +38,7 @@ #include <linux/list.h> #include <linux/spinlock.h> -#include <ib_verbs.h> +#include <rdma/ib_verbs.h> int ib_device_register_sysfs(struct ib_device *device); void ib_device_unregister_sysfs(struct ib_device *device); diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c index 9197e92d708..d3cf84e0158 100644 --- a/drivers/infiniband/core/device.c +++ b/drivers/infiniband/core/device.c @@ -1,5 +1,6 @@ /* * Copyright (c) 2004 Topspin Communications. All rights reserved. + * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU diff --git a/drivers/infiniband/core/fmr_pool.c b/drivers/infiniband/core/fmr_pool.c index 7763b31abba..d34a6f1c4f4 100644 --- a/drivers/infiniband/core/fmr_pool.c +++ b/drivers/infiniband/core/fmr_pool.c @@ -39,7 +39,7 @@ #include <linux/jhash.h> #include <linux/kthread.h> -#include <ib_fmr_pool.h> +#include <rdma/ib_fmr_pool.h> #include "core_priv.h" @@ -334,6 +334,7 @@ void ib_destroy_fmr_pool(struct ib_fmr_pool *pool) { struct ib_pool_fmr *fmr; struct ib_pool_fmr *tmp; + LIST_HEAD(fmr_list); int i; kthread_stop(pool->thread); @@ -341,6 +342,11 @@ void ib_destroy_fmr_pool(struct ib_fmr_pool *pool) i = 0; list_for_each_entry_safe(fmr, tmp, &pool->free_list, list) { + if (fmr->remap_count) { + INIT_LIST_HEAD(&fmr_list); + list_add_tail(&fmr->fmr->list, &fmr_list); + ib_unmap_fmr(&fmr_list); + } ib_dealloc_fmr(fmr->fmr); list_del(&fmr->list); kfree(fmr); diff --git a/drivers/infiniband/core/mad.c b/drivers/infiniband/core/mad.c index b97e210ce9c..a4a4d9c1eef 100644 --- a/drivers/infiniband/core/mad.c +++ b/drivers/infiniband/core/mad.c @@ -693,7 +693,8 @@ static int handle_outgoing_dr_smp(struct ib_mad_agent_private *mad_agent_priv, goto out; } - build_smp_wc(send_wr->wr_id, smp->dr_slid, send_wr->wr.ud.pkey_index, + build_smp_wc(send_wr->wr_id, be16_to_cpu(smp->dr_slid), + send_wr->wr.ud.pkey_index, send_wr->wr.ud.port_num, &mad_wc); /* No GRH for DR SMP */ @@ -1554,7 +1555,7 @@ static int is_data_mad(struct ib_mad_agent_private *mad_agent_priv, } struct ib_mad_send_wr_private* -ib_find_send_mad(struct ib_mad_agent_private *mad_agent_priv, u64 tid) +ib_find_send_mad(struct ib_mad_agent_private *mad_agent_priv, __be64 tid) { struct ib_mad_send_wr_private *mad_send_wr; @@ -1597,7 +1598,7 @@ static void ib_mad_complete_recv(struct ib_mad_agent_private *mad_agent_priv, struct ib_mad_send_wr_private *mad_send_wr; struct ib_mad_send_wc mad_send_wc; unsigned long flags; - u64 tid; + __be64 tid; INIT_LIST_HEAD(&mad_recv_wc->rmpp_list); list_add(&mad_recv_wc->recv_buf.list, &mad_recv_wc->rmpp_list); @@ -2165,7 +2166,8 @@ static void local_completions(void *data) * Defined behavior is to complete response * before request */ - build_smp_wc(local->wr_id, IB_LID_PERMISSIVE, + build_smp_wc(local->wr_id, + be16_to_cpu(IB_LID_PERMISSIVE), 0 /* pkey index */, recv_mad_agent->agent.port_num, &wc); @@ -2294,7 +2296,7 @@ static void timeout_sends(void *data) spin_unlock_irqrestore(&mad_agent_priv->lock, flags); } -static void ib_mad_thread_completion_handler(struct ib_cq *cq) +static void ib_mad_thread_completion_handler(struct ib_cq *cq, void *arg) { struct ib_mad_port_private *port_priv = cq->cq_context; @@ -2574,8 +2576,7 @@ static int ib_mad_port_open(struct ib_device *device, cq_size = (IB_MAD_QP_SEND_SIZE + IB_MAD_QP_RECV_SIZE) * 2; port_priv->cq = ib_create_cq(port_priv->device, - (ib_comp_handler) - ib_mad_thread_completion_handler, + ib_mad_thread_completion_handler, NULL, port_priv, cq_size); if (IS_ERR(port_priv->cq)) { printk(KERN_ERR PFX "Couldn't create ib_mad CQ\n"); diff --git a/drivers/infiniband/core/mad_priv.h b/drivers/infiniband/core/mad_priv.h index 568da10b05a..f1ba794e0da 100644 --- a/drivers/infiniband/core/mad_priv.h +++ b/drivers/infiniband/core/mad_priv.h @@ -40,8 +40,8 @@ #include <linux/pci.h> #include <linux/kthread.h> #include <linux/workqueue.h> -#include <ib_mad.h> -#include <ib_smi.h> +#include <rdma/ib_mad.h> +#include <rdma/ib_smi.h> #define PFX "ib_mad: " @@ -121,7 +121,7 @@ struct ib_mad_send_wr_private { struct ib_send_wr send_wr; struct ib_sge sg_list[IB_MAD_SEND_REQ_MAX_SG]; u64 wr_id; /* client WR ID */ - u64 tid; + __be64 tid; unsigned long timeout; int retries; int retry; @@ -144,7 +144,7 @@ struct ib_mad_local_private { struct ib_send_wr send_wr; struct ib_sge sg_list[IB_MAD_SEND_REQ_MAX_SG]; u64 wr_id; /* client WR ID */ - u64 tid; + __be64 tid; }; struct ib_mad_mgmt_method_table { @@ -210,7 +210,7 @@ extern kmem_cache_t *ib_mad_cache; int ib_send_mad(struct ib_mad_send_wr_private *mad_send_wr); struct ib_mad_send_wr_private * -ib_find_send_mad(struct ib_mad_agent_private *mad_agent_priv, u64 tid); +ib_find_send_mad(struct ib_mad_agent_private *mad_agent_priv, __be64 tid); void ib_mad_complete_send_wr(struct ib_mad_send_wr_private *mad_send_wr, struct ib_mad_send_wc *mad_send_wc); diff --git a/drivers/infiniband/core/mad_rmpp.c b/drivers/infiniband/core/mad_rmpp.c index 8f1eb80e421..43fd805e026 100644 --- a/drivers/infiniband/core/mad_rmpp.c +++ b/drivers/infiniband/core/mad_rmpp.c @@ -61,7 +61,7 @@ struct mad_rmpp_recv { int seg_num; int newwin; - u64 tid; + __be64 tid; u32 src_qp; u16 slid; u8 mgmt_class; @@ -100,6 +100,121 @@ void ib_cancel_rmpp_recvs(struct ib_mad_agent_private *agent) } } +static int data_offset(u8 mgmt_class) +{ + if (mgmt_class == IB_MGMT_CLASS_SUBN_ADM) + return offsetof(struct ib_sa_mad, data); + else if ((mgmt_class >= IB_MGMT_CLASS_VENDOR_RANGE2_START) && + (mgmt_class <= IB_MGMT_CLASS_VENDOR_RANGE2_END)) + return offsetof(struct ib_vendor_mad, data); + else + return offsetof(struct ib_rmpp_mad, data); +} + +static void format_ack(struct ib_rmpp_mad *ack, + struct ib_rmpp_mad *data, + struct mad_rmpp_recv *rmpp_recv) +{ + unsigned long flags; + + memcpy(&ack->mad_hdr, &data->mad_hdr, + data_offset(data->mad_hdr.mgmt_class)); + + ack->mad_hdr.method ^= IB_MGMT_METHOD_RESP; + ack->rmpp_hdr.rmpp_type = IB_MGMT_RMPP_TYPE_ACK; + ib_set_rmpp_flags(&ack->rmpp_hdr, IB_MGMT_RMPP_FLAG_ACTIVE); + + spin_lock_irqsave(&rmpp_recv->lock, flags); + rmpp_recv->last_ack = rmpp_recv->seg_num; + ack->rmpp_hdr.seg_num = cpu_to_be32(rmpp_recv->seg_num); + ack->rmpp_hdr.paylen_newwin = cpu_to_be32(rmpp_recv->newwin); + spin_unlock_irqrestore(&rmpp_recv->lock, flags); +} + +static void ack_recv(struct mad_rmpp_recv *rmpp_recv, + struct ib_mad_recv_wc *recv_wc) +{ + struct ib_mad_send_buf *msg; + struct ib_send_wr *bad_send_wr; + int hdr_len, ret; + + hdr_len = sizeof(struct ib_mad_hdr) + sizeof(struct ib_rmpp_hdr); + msg = ib_create_send_mad(&rmpp_recv->agent->agent, recv_wc->wc->src_qp, + recv_wc->wc->pkey_index, rmpp_recv->ah, 1, + hdr_len, sizeof(struct ib_rmpp_mad) - hdr_len, + GFP_KERNEL); + if (!msg) + return; + + format_ack((struct ib_rmpp_mad *) msg->mad, + (struct ib_rmpp_mad *) recv_wc->recv_buf.mad, rmpp_recv); + ret = ib_post_send_mad(&rmpp_recv->agent->agent, &msg->send_wr, + &bad_send_wr); + if (ret) + ib_free_send_mad(msg); +} + +static int alloc_response_msg(struct ib_mad_agent *agent, + struct ib_mad_recv_wc *recv_wc, + struct ib_mad_send_buf **msg) +{ + struct ib_mad_send_buf *m; + struct ib_ah *ah; + int hdr_len; + + ah = ib_create_ah_from_wc(agent->qp->pd, recv_wc->wc, + recv_wc->recv_buf.grh, agent->port_num); + if (IS_ERR(ah)) + return PTR_ERR(ah); + + hdr_len = sizeof(struct ib_mad_hdr) + sizeof(struct ib_rmpp_hdr); + m = ib_create_send_mad(agent, recv_wc->wc->src_qp, + recv_wc->wc->pkey_index, ah, 1, hdr_len, + sizeof(struct ib_rmpp_mad) - hdr_len, + GFP_KERNEL); + if (IS_ERR(m)) { + ib_destroy_ah(ah); + return PTR_ERR(m); + } + *msg = m; + return 0; +} + +static void free_msg(struct ib_mad_send_buf *msg) +{ + ib_destroy_ah(msg->send_wr.wr.ud.ah); + ib_free_send_mad(msg); +} + +static void nack_recv(struct ib_mad_agent_private *agent, + struct ib_mad_recv_wc *recv_wc, u8 rmpp_status) +{ + struct ib_mad_send_buf *msg; + struct ib_rmpp_mad *rmpp_mad; + struct ib_send_wr *bad_send_wr; + int ret; + + ret = alloc_response_msg(&agent->agent, recv_wc, &msg); + if (ret) + return; + + rmpp_mad = (struct ib_rmpp_mad *) msg->mad; + memcpy(rmpp_mad, recv_wc->recv_buf.mad, + data_offset(recv_wc->recv_buf.mad->mad_hdr.mgmt_class)); + + rmpp_mad->mad_hdr.method ^= IB_MGMT_METHOD_RESP; + rmpp_mad->rmpp_hdr.rmpp_version = IB_MGMT_RMPP_VERSION; + rmpp_mad->rmpp_hdr.rmpp_type = IB_MGMT_RMPP_TYPE_ABORT; + ib_set_rmpp_flags(&rmpp_mad->rmpp_hdr, IB_MGMT_RMPP_FLAG_ACTIVE); + rmpp_mad->rmpp_hdr.rmpp_status = rmpp_status; + rmpp_mad->rmpp_hdr.seg_num = 0; + rmpp_mad->rmpp_hdr.paylen_newwin = 0; + + ret = ib_post_send_mad(&agent->agent, &msg->send_wr, &bad_send_wr); + if (ret) + free_msg(msg); +} + static void recv_timeout_handler(void *data) { struct mad_rmpp_recv *rmpp_recv = data; @@ -115,8 +230,8 @@ static void recv_timeout_handler(void *data) list_del(&rmpp_recv->list); spin_unlock_irqrestore(&rmpp_recv->agent->lock, flags); - /* TODO: send abort. */ rmpp_wc = rmpp_recv->rmpp_wc; + nack_recv(rmpp_recv->agent, rmpp_wc, IB_MGMT_RMPP_STATUS_T2L); destroy_rmpp_recv(rmpp_recv); ib_free_recv_mad(rmpp_wc); } @@ -230,60 +345,6 @@ insert_rmpp_recv(struct ib_mad_agent_private *agent, return cur_rmpp_recv; } -static int data_offset(u8 mgmt_class) -{ - if (mgmt_class == IB_MGMT_CLASS_SUBN_ADM) - return offsetof(struct ib_sa_mad, data); - else if ((mgmt_class >= IB_MGMT_CLASS_VENDOR_RANGE2_START) && - (mgmt_class <= IB_MGMT_CLASS_VENDOR_RANGE2_END)) - return offsetof(struct ib_vendor_mad, data); - else - return offsetof(struct ib_rmpp_mad, data); -} - -static void format_ack(struct ib_rmpp_mad *ack, - struct ib_rmpp_mad *data, - struct mad_rmpp_recv *rmpp_recv) -{ - unsigned long flags; - - memcpy(&ack->mad_hdr, &data->mad_hdr, - data_offset(data->mad_hdr.mgmt_class)); - - ack->mad_hdr.method ^= IB_MGMT_METHOD_RESP; - ack->rmpp_hdr.rmpp_type = IB_MGMT_RMPP_TYPE_ACK; - ib_set_rmpp_flags(&ack->rmpp_hdr, IB_MGMT_RMPP_FLAG_ACTIVE); - - spin_lock_irqsave(&rmpp_recv->lock, flags); - rmpp_recv->last_ack = rmpp_recv->seg_num; - ack->rmpp_hdr.seg_num = cpu_to_be32(rmpp_recv->seg_num); - ack->rmpp_hdr.paylen_newwin = cpu_to_be32(rmpp_recv->newwin); - spin_unlock_irqrestore(&rmpp_recv->lock, flags); -} - -static void ack_recv(struct mad_rmpp_recv *rmpp_recv, - struct ib_mad_recv_wc *recv_wc) -{ - struct ib_mad_send_buf *msg; - struct ib_send_wr *bad_send_wr; - int hdr_len, ret; - - hdr_len = sizeof(struct ib_mad_hdr) + sizeof(struct ib_rmpp_hdr); - msg = ib_create_send_mad(&rmpp_recv->agent->agent, recv_wc->wc->src_qp, - recv_wc->wc->pkey_index, rmpp_recv->ah, 1, - hdr_len, sizeof(struct ib_rmpp_mad) - hdr_len, - GFP_KERNEL); - if (!msg) - return; - - format_ack((struct ib_rmpp_mad *) msg->mad, - (struct ib_rmpp_mad *) recv_wc->recv_buf.mad, rmpp_recv); - ret = ib_post_send_mad(&rmpp_recv->agent->agent, &msg->send_wr, - &bad_send_wr); - if (ret) - ib_free_send_mad(msg); -} - static inline int get_last_flag(struct ib_mad_recv_buf *seg) { struct ib_rmpp_mad *rmpp_mad; @@ -559,6 +620,34 @@ static int send_next_seg(struct ib_mad_send_wr_private *mad_send_wr) return ib_send_mad(mad_send_wr); } +static void abort_send(struct ib_mad_agent_private *agent, __be64 tid, + u8 rmpp_status) +{ + struct ib_mad_send_wr_private *mad_send_wr; + struct ib_mad_send_wc wc; + unsigned long flags; + + spin_lock_irqsave(&agent->lock, flags); + mad_send_wr = ib_find_send_mad(agent, tid); + if (!mad_send_wr) + goto out; /* Unmatched send */ + + if ((mad_send_wr->last_ack == mad_send_wr->total_seg) || + (!mad_send_wr->timeout) || (mad_send_wr->status != IB_WC_SUCCESS)) + goto out; /* Send is already done */ + + ib_mark_mad_done(mad_send_wr); + spin_unlock_irqrestore(&agent->lock, flags); + + wc.status = IB_WC_REM_ABORT_ERR; + wc.vendor_err = rmpp_status; + wc.wr_id = mad_send_wr->wr_id; + ib_mad_complete_send_wr(mad_send_wr, &wc); + return; +out: + spin_unlock_irqrestore(&agent->lock, flags); +} + static void process_rmpp_ack(struct ib_mad_agent_private *agent, struct ib_mad_recv_wc *mad_recv_wc) { @@ -568,11 +657,21 @@ static void process_rmpp_ack(struct ib_mad_agent_private *agent, int seg_num, newwin, ret; rmpp_mad = (struct ib_rmpp_mad *)mad_recv_wc->recv_buf.mad; - if (rmpp_mad->rmpp_hdr.rmpp_status) + if (rmpp_mad->rmpp_hdr.rmpp_status) { + abort_send(agent, rmpp_mad->mad_hdr.tid, + IB_MGMT_RMPP_STATUS_BAD_STATUS); + nack_recv(agent, mad_recv_wc, IB_MGMT_RMPP_STATUS_BAD_STATUS); return; + } seg_num = be32_to_cpu(rmpp_mad->rmpp_hdr.seg_num); newwin = be32_to_cpu(rmpp_mad->rmpp_hdr.paylen_newwin); + if (newwin < seg_num) { + abort_send(agent, rmpp_mad->mad_hdr.tid, + IB_MGMT_RMPP_STATUS_W2S); + nack_recv(agent, mad_recv_wc, IB_MGMT_RMPP_STATUS_W2S); + return; + } spin_lock_irqsave(&agent->lock, flags); mad_send_wr = ib_find_send_mad(agent, rmpp_mad->mad_hdr.tid); @@ -583,8 +682,13 @@ static void process_rmpp_ack(struct ib_mad_agent_private *agent, (!mad_send_wr->timeout) || (mad_send_wr->status != IB_WC_SUCCESS)) goto out; /* Send is already done */ - if (seg_num > mad_send_wr->total_seg) - goto out; /* Bad ACK */ + if (seg_num > mad_send_wr->total_seg || seg_num > mad_send_wr->newwin) { + spin_unlock_irqrestore(&agent->lock, flags); + abort_send(agent, rmpp_mad->mad_hdr.tid, + IB_MGMT_RMPP_STATUS_S2B); + nack_recv(agent, mad_recv_wc, IB_MGMT_RMPP_STATUS_S2B); + return; + } if (newwin < mad_send_wr->newwin || seg_num < mad_send_wr->last_ack) goto out; /* Old ACK */ @@ -628,6 +732,72 @@ out: spin_unlock_irqrestore(&agent->lock, flags); } +static struct ib_mad_recv_wc * +process_rmpp_data(struct ib_mad_agent_private *agent, + struct ib_mad_recv_wc *mad_recv_wc) +{ + struct ib_rmpp_hdr *rmpp_hdr; + u8 rmpp_status; + + rmpp_hdr = &((struct ib_rmpp_mad *)mad_recv_wc->recv_buf.mad)->rmpp_hdr; + + if (rmpp_hdr->rmpp_status) { + rmpp_status = IB_MGMT_RMPP_STATUS_BAD_STATUS; + goto bad; + } + + if (rmpp_hdr->seg_num == __constant_htonl(1)) { + if (!(ib_get_rmpp_flags(rmpp_hdr) & IB_MGMT_RMPP_FLAG_FIRST)) { + rmpp_status = IB_MGMT_RMPP_STATUS_BAD_SEG; + goto bad; + } + return start_rmpp(agent, mad_recv_wc); + } else { + if (ib_get_rmpp_flags(rmpp_hdr) & IB_MGMT_RMPP_FLAG_FIRST) { + rmpp_status = IB_MGMT_RMPP_STATUS_BAD_SEG; + goto bad; + } + return continue_rmpp(agent, mad_recv_wc); + } +bad: + nack_recv(agent, mad_recv_wc, rmpp_status); + ib_free_recv_mad(mad_recv_wc); + return NULL; +} + +static void process_rmpp_stop(struct ib_mad_agent_private *agent, + struct ib_mad_recv_wc *mad_recv_wc) +{ + struct ib_rmpp_mad *rmpp_mad; + + rmpp_mad = (struct ib_rmpp_mad *)mad_recv_wc->recv_buf.mad; + + if (rmpp_mad->rmpp_hdr.rmpp_status != IB_MGMT_RMPP_STATUS_RESX) { + abort_send(agent, rmpp_mad->mad_hdr.tid, + IB_MGMT_RMPP_STATUS_BAD_STATUS); + nack_recv(agent, mad_recv_wc, IB_MGMT_RMPP_STATUS_BAD_STATUS); + } else + abort_send(agent, rmpp_mad->mad_hdr.tid, + rmpp_mad->rmpp_hdr.rmpp_status); +} + +static void process_rmpp_abort(struct ib_mad_agent_private *agent, + struct ib_mad_recv_wc *mad_recv_wc) +{ + struct ib_rmpp_mad *rmpp_mad; + + rmpp_mad = (struct ib_rmpp_mad *)mad_recv_wc->recv_buf.mad; + + if (rmpp_mad->rmpp_hdr.rmpp_status < IB_MGMT_RMPP_STATUS_ABORT_MIN || + rmpp_mad->rmpp_hdr.rmpp_status > IB_MGMT_RMPP_STATUS_ABORT_MAX) { + abort_send(agent, rmpp_mad->mad_hdr.tid, + IB_MGMT_RMPP_STATUS_BAD_STATUS); + nack_recv(agent, mad_recv_wc, IB_MGMT_RMPP_STATUS_BAD_STATUS); + } else + abort_send(agent, rmpp_mad->mad_hdr.tid, + rmpp_mad->rmpp_hdr.rmpp_status); +} + struct ib_mad_recv_wc * ib_process_rmpp_recv_wc(struct ib_mad_agent_private *agent, struct ib_mad_recv_wc *mad_recv_wc) @@ -638,23 +808,29 @@ ib_process_rmpp_recv_wc(struct ib_mad_agent_private *agent, if (!(rmpp_mad->rmpp_hdr.rmpp_rtime_flags & IB_MGMT_RMPP_FLAG_ACTIVE)) return mad_recv_wc; - if (rmpp_mad->rmpp_hdr.rmpp_version != IB_MGMT_RMPP_VERSION) + if (rmpp_mad->rmpp_hdr.rmpp_version != IB_MGMT_RMPP_VERSION) { + abort_send(agent, rmpp_mad->mad_hdr.tid, + IB_MGMT_RMPP_STATUS_UNV); + nack_recv(agent, mad_recv_wc, IB_MGMT_RMPP_STATUS_UNV); goto out; + } switch (rmpp_mad->rmpp_hdr.rmpp_type) { case IB_MGMT_RMPP_TYPE_DATA: - if (rmpp_mad->rmpp_hdr.seg_num == __constant_htonl(1)) - return start_rmpp(agent, mad_recv_wc); - else - return continue_rmpp(agent, mad_recv_wc); + return process_rmpp_data(agent, mad_recv_wc); case IB_MGMT_RMPP_TYPE_ACK: process_rmpp_ack(agent, mad_recv_wc); break; case IB_MGMT_RMPP_TYPE_STOP: + process_rmpp_stop(agent, mad_recv_wc); + break; case IB_MGMT_RMPP_TYPE_ABORT: - /* TODO: process_rmpp_nack(agent, mad_recv_wc); */ + process_rmpp_abort(agent, mad_recv_wc); break; default: + abort_send(agent, rmpp_mad->mad_hdr.tid, + IB_MGMT_RMPP_STATUS_BADT); + nack_recv(agent, mad_recv_wc, IB_MGMT_RMPP_STATUS_BADT); break; } out: @@ -714,7 +890,10 @@ int ib_process_rmpp_send_wc(struct ib_mad_send_wr_private *mad_send_wr, if (rmpp_mad->rmpp_hdr.rmpp_type != IB_MGMT_RMPP_TYPE_DATA) { msg = (struct ib_mad_send_buf *) (unsigned long) mad_send_wc->wr_id; - ib_free_send_mad(msg); + if (rmpp_mad->rmpp_hdr.rmpp_type == IB_MGMT_RMPP_TYPE_ACK) + ib_free_send_mad(msg); + else + free_msg(msg); return IB_RMPP_RESULT_INTERNAL; /* ACK, STOP, or ABORT */ } diff --git a/drivers/infiniband/core/packer.c b/drivers/infiniband/core/packer.c index eb5ff54c10d..35df5010e72 100644 --- a/drivers/infiniband/core/packer.c +++ b/drivers/infiniband/core/packer.c @@ -1,5 +1,6 @@ /* * Copyright (c) 2004 Topspin Corporation. All rights reserved. + * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -32,7 +33,7 @@ * $Id: packer.c 1349 2004-12-16 21:09:43Z roland $ */ -#include <ib_pack.h> +#include <rdma/ib_pack.h> static u64 value_read(int offset, int size, void *structure) { diff --git a/drivers/infiniband/core/sa_query.c b/drivers/infiniband/core/sa_query.c index 795184931c8..126ac80db7b 100644 --- a/drivers/infiniband/core/sa_query.c +++ b/drivers/infiniband/core/sa_query.c @@ -1,6 +1,6 @@ /* * Copyright (c) 2004 Topspin Communications. All rights reserved. - * Copyright (c) 2005 Voltaire, Inc. All rights reserved. + * Copyright (c) 2005 Voltaire, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -44,8 +44,8 @@ #include <linux/kref.h> #include <linux/idr.h> -#include <ib_pack.h> -#include <ib_sa.h> +#include <rdma/ib_pack.h> +#include <rdma/ib_sa.h> MODULE_AUTHOR("Roland Dreier"); MODULE_DESCRIPTION("InfiniBand subnet administration query support"); diff --git a/drivers/infiniband/core/smi.c b/drivers/infiniband/core/smi.c index b4b284324a3..35852e794e2 100644 --- a/drivers/infiniband/core/smi.c +++ b/drivers/infiniband/core/smi.c @@ -1,9 +1,10 @@ /* - * Copyright (c) 2004 Mellanox Technologies Ltd. All rights reserved. - * Copyright (c) 2004 Infinicon Corporation. All rights reserved. - * Copyright (c) 2004 Intel Corporation. All rights reserved. - * Copyright (c) 2004 Topspin Corporation. All rights reserved. - * Copyright (c) 2004 Voltaire Corporation. All rights reserved. + * Copyright (c) 2004, 2005 Mellanox Technologies Ltd. All rights reserved. + * Copyright (c) 2004, 2005 Infinicon Corporation. All rights reserved. + * Copyright (c) 2004, 2005 Intel Corporation. All rights reserved. + * Copyright (c) 2004, 2005 Topspin Corporation. All rights reserved. + * Copyright (c) 2004, 2005 Voltaire Corporation. All rights reserved. + * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -36,7 +37,7 @@ * $Id: smi.c 1389 2004-12-27 22:56:47Z roland $ */ -#include <ib_smi.h> +#include <rdma/ib_smi.h> #include "smi.h" /* diff --git a/drivers/infiniband/core/sysfs.c b/drivers/infiniband/core/sysfs.c index 90d51b179ab..fae1c2dcee5 100644 --- a/drivers/infiniband/core/sysfs.c +++ b/drivers/infiniband/core/sysfs.c @@ -1,5 +1,7 @@ /* * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. + * Copyright (c) 2005 Mellanox Technologies Ltd. All rights reserved. + * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -34,7 +36,7 @@ #include "core_priv.h" -#include <ib_mad.h> +#include <rdma/ib_mad.h> struct ib_port { struct kobject kobj; @@ -253,14 +255,14 @@ static ssize_t show_port_gid(struct ib_port *p, struct port_attribute *attr, return ret; return sprintf(buf, "%04x:%04x:%04x:%04x:%04x:%04x:%04x:%04x\n", - be16_to_cpu(((u16 *) gid.raw)[0]), - be16_to_cpu(((u16 *) gid.raw)[1]), - be16_to_cpu(((u16 *) gid.raw)[2]), - be16_to_cpu(((u16 *) gid.raw)[3]), - be16_to_cpu(((u16 *) gid.raw)[4]), - be16_to_cpu(((u16 *) gid.raw)[5]), - be16_to_cpu(((u16 *) gid.raw)[6]), - be16_to_cpu(((u16 *) gid.raw)[7])); + be16_to_cpu(((__be16 *) gid.raw)[0]), + be16_to_cpu(((__be16 *) gid.raw)[1]), + be16_to_cpu(((__be16 *) gid.raw)[2]), + be16_to_cpu(((__be16 *) gid.raw)[3]), + be16_to_cpu(((__be16 *) gid.raw)[4]), + be16_to_cpu(((__be16 *) gid.raw)[5]), + be16_to_cpu(((__be16 *) gid.raw)[6]), + be16_to_cpu(((__be16 *) gid.raw)[7])); } static ssize_t show_port_pkey(struct ib_port *p, struct port_attribute *attr, @@ -332,11 +334,11 @@ static ssize_t show_pma_counter(struct ib_port *p, struct port_attribute *attr, break; case 16: ret = sprintf(buf, "%u\n", - be16_to_cpup((u16 *)(out_mad->data + 40 + offset / 8))); + be16_to_cpup((__be16 *)(out_mad->data + 40 + offset / 8))); break; case 32: ret = sprintf(buf, "%u\n", - be32_to_cpup((u32 *)(out_mad->data + 40 + offset / 8))); + be32_to_cpup((__be32 *)(out_mad->data + 40 + offset / 8))); break; default: ret = 0; @@ -598,10 +600,10 @@ static ssize_t show_sys_image_guid(struct class_device *cdev, char *buf) return ret; return sprintf(buf, "%04x:%04x:%04x:%04x\n", - be16_to_cpu(((u16 *) &attr.sys_image_guid)[0]), - be16_to_cpu(((u16 *) &attr.sys_image_guid)[1]), - be16_to_cpu(((u16 *) &attr.sys_image_guid)[2]), - be16_to_cpu(((u16 *) &attr.sys_image_guid)[3])); + be16_to_cpu(((__be16 *) &attr.sys_image_guid)[0]), + be16_to_cpu(((__be16 *) &attr.sys_image_guid)[1]), + be16_to_cpu(((__be16 *) &attr.sys_image_guid)[2]), + be16_to_cpu(((__be16 *) &attr.sys_image_guid)[3])); } static ssize_t show_node_guid(struct class_device *cdev, char *buf) @@ -615,10 +617,10 @@ static ssize_t show_node_guid(struct class_device *cdev, char *buf) return ret; return sprintf(buf, "%04x:%04x:%04x:%04x\n", - be16_to_cpu(((u16 *) &attr.node_guid)[0]), - be16_to_cpu(((u16 *) &attr.node_guid)[1]), - be16_to_cpu(((u16 *) &attr.node_guid)[2]), - be16_to_cpu(((u16 *) &attr.node_guid)[3])); + be16_to_cpu(((__be16 *) &attr.node_guid)[0]), + be16_to_cpu(((__be16 *) &attr.node_guid)[1]), + be16_to_cpu(((__be16 *) &attr.node_guid)[2]), + be16_to_cpu(((__be16 *) &attr.node_guid)[3])); } static CLASS_DEVICE_ATTR(node_type, S_IRUGO, show_node_type, NULL); diff --git a/drivers/infiniband/core/ucm.c b/drivers/infiniband/core/ucm.c index 61d07c732f4..79595826ccc 100644 --- a/drivers/infiniband/core/ucm.c +++ b/drivers/infiniband/core/ucm.c @@ -1,5 +1,6 @@ /* * Copyright (c) 2005 Topspin Communications. All rights reserved. + * Copyright (c) 2005 Intel Corporation. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -73,14 +74,18 @@ static struct semaphore ctx_id_mutex; static struct idr ctx_id_table; static int ctx_id_rover = 0; -static struct ib_ucm_context *ib_ucm_ctx_get(int id) +static struct ib_ucm_context *ib_ucm_ctx_get(struct ib_ucm_file *file, int id) { struct ib_ucm_context *ctx; down(&ctx_id_mutex); ctx = idr_find(&ctx_id_table, id); - if (ctx) - ctx->ref++; + if (!ctx) + ctx = ERR_PTR(-ENOENT); + else if (ctx->file != file) + ctx = ERR_PTR(-EINVAL); + else + atomic_inc(&ctx->ref); up(&ctx_id_mutex); return ctx; @@ -88,21 +93,37 @@ static struct ib_ucm_context *ib_ucm_ctx_get(int id) static void ib_ucm_ctx_put(struct ib_ucm_context *ctx) { + if (atomic_dec_and_test(&ctx->ref)) + wake_up(&ctx->wait); +} + +static ssize_t ib_ucm_destroy_ctx(struct ib_ucm_file *file, int id) +{ + struct ib_ucm_context *ctx; struct ib_ucm_event *uevent; down(&ctx_id_mutex); - - ctx->ref--; - if (!ctx->ref) + ctx = idr_find(&ctx_id_table, id); + if (!ctx) + ctx = ERR_PTR(-ENOENT); + else if (ctx->file != file) + ctx = ERR_PTR(-EINVAL); + else idr_remove(&ctx_id_table, ctx->id); - up(&ctx_id_mutex); - if (ctx->ref) - return; + if (IS_ERR(ctx)) + return PTR_ERR(ctx); - down(&ctx->file->mutex); + atomic_dec(&ctx->ref); + wait_event(ctx->wait, !atomic_read(&ctx->ref)); + + /* No new events will be generated after destroying the cm_id. */ + if (!IS_ERR(ctx->cm_id)) + ib_destroy_cm_id(ctx->cm_id); + /* Cleanup events not yet reported to the user. */ + down(&file->mutex); list_del(&ctx->file_list); while (!list_empty(&ctx->events)) { @@ -117,13 +138,10 @@ static void ib_ucm_ctx_put(struct ib_ucm_context *ctx) kfree(uevent); } + up(&file->mutex); - up(&ctx->file->mutex); - - ucm_dbg("Destroyed CM ID <%d>\n", ctx->id); - - ib_destroy_cm_id(ctx->cm_id); kfree(ctx); + return 0; } static struct ib_ucm_context *ib_ucm_ctx_alloc(struct ib_ucm_file *file) @@ -135,11 +153,11 @@ static struct ib_ucm_context *ib_ucm_ctx_alloc(struct ib_ucm_file *file) if (!ctx) return NULL; - ctx->ref = 1; /* user reference */ + atomic_set(&ctx->ref, 1); + init_waitqueue_head(&ctx->wait); ctx->file = file; INIT_LIST_HEAD(&ctx->events); - init_MUTEX(&ctx->mutex); list_add_tail(&ctx->file_list, &file->ctxs); @@ -177,8 +195,8 @@ static void ib_ucm_event_path_get(struct ib_ucm_path_rec *upath, if (!kpath || !upath) return; - memcpy(upath->dgid, kpath->dgid.raw, sizeof(union ib_gid)); - memcpy(upath->sgid, kpath->sgid.raw, sizeof(union ib_gid)); + memcpy(upath->dgid, kpath->dgid.raw, sizeof *upath->dgid); + memcpy(upath->sgid, kpath->sgid.raw, sizeof *upath->sgid); upath->dlid = kpath->dlid; upath->slid = kpath->slid; @@ -201,10 +219,11 @@ static void ib_ucm_event_path_get(struct ib_ucm_path_rec *upath, kpath->packet_life_time_selector; } -static void ib_ucm_event_req_get(struct ib_ucm_req_event_resp *ureq, +static void ib_ucm_event_req_get(struct ib_ucm_context *ctx, + struct ib_ucm_req_event_resp *ureq, struct ib_cm_req_event_param *kreq) { - ureq->listen_id = (long)kreq->listen_id->context; + ureq->listen_id = ctx->id; ureq->remote_ca_guid = kreq->remote_ca_guid; ureq->remote_qkey = kreq->remote_qkey; @@ -240,34 +259,11 @@ static void ib_ucm_event_rep_get(struct ib_ucm_rep_event_resp *urep, urep->srq = krep->srq; } -static void ib_ucm_event_rej_get(struct ib_ucm_rej_event_resp *urej, - struct ib_cm_rej_event_param *krej) -{ - urej->reason = krej->reason; -} - -static void ib_ucm_event_mra_get(struct ib_ucm_mra_event_resp *umra, - struct ib_cm_mra_event_param *kmra) -{ - umra->timeout = kmra->service_timeout; -} - -static void ib_ucm_event_lap_get(struct ib_ucm_lap_event_resp *ulap, - struct ib_cm_lap_event_param *klap) -{ - ib_ucm_event_path_get(&ulap->path, klap->alternate_path); -} - -static void ib_ucm_event_apr_get(struct ib_ucm_apr_event_resp *uapr, - struct ib_cm_apr_event_param *kapr) -{ - uapr->status = kapr->ap_status; -} - -static void ib_ucm_event_sidr_req_get(struct ib_ucm_sidr_req_event_resp *ureq, +static void ib_ucm_event_sidr_req_get(struct ib_ucm_context *ctx, + struct ib_ucm_sidr_req_event_resp *ureq, struct ib_cm_sidr_req_event_param *kreq) { - ureq->listen_id = (long)kreq->listen_id->context; + ureq->listen_id = ctx->id; ureq->pkey = kreq->pkey; } @@ -279,19 +275,18 @@ static void ib_ucm_event_sidr_rep_get(struct ib_ucm_sidr_rep_event_resp *urep, urep->qpn = krep->qpn; }; -static int ib_ucm_event_process(struct ib_cm_event *evt, +static int ib_ucm_event_process(struct ib_ucm_context *ctx, + struct ib_cm_event *evt, struct ib_ucm_event *uvt) { void *info = NULL; - int result; switch (evt->event) { case IB_CM_REQ_RECEIVED: - ib_ucm_event_req_get(&uvt->resp.u.req_resp, + ib_ucm_event_req_get(ctx, &uvt->resp.u.req_resp, &evt->param.req_rcvd); uvt->data_len = IB_CM_REQ_PRIVATE_DATA_SIZE; - uvt->resp.present |= (evt->param.req_rcvd.primary_path ? - IB_UCM_PRES_PRIMARY : 0); + uvt->resp.present = IB_UCM_PRES_PRIMARY; uvt->resp.present |= (evt->param.req_rcvd.alternate_path ? IB_UCM_PRES_ALTERNATE : 0); break; @@ -299,57 +294,46 @@ static int ib_ucm_event_process(struct ib_cm_event *evt, ib_ucm_event_rep_get(&uvt->resp.u.rep_resp, &evt->param.rep_rcvd); uvt->data_len = IB_CM_REP_PRIVATE_DATA_SIZE; - break; case IB_CM_RTU_RECEIVED: uvt->data_len = IB_CM_RTU_PRIVATE_DATA_SIZE; uvt->resp.u.send_status = evt->param.send_status; - break; case IB_CM_DREQ_RECEIVED: uvt->data_len = IB_CM_DREQ_PRIVATE_DATA_SIZE; uvt->resp.u.send_status = evt->param.send_status; - break; case IB_CM_DREP_RECEIVED: uvt->data_len = IB_CM_DREP_PRIVATE_DATA_SIZE; uvt->resp.u.send_status = evt->param.send_status; - break; case IB_CM_MRA_RECEIVED: - ib_ucm_event_mra_get(&uvt->resp.u.mra_resp, - &evt->param.mra_rcvd); + uvt->resp.u.mra_resp.timeout = + evt->param.mra_rcvd.service_timeout; uvt->data_len = IB_CM_MRA_PRIVATE_DATA_SIZE; - break; case IB_CM_REJ_RECEIVED: - ib_ucm_event_rej_get(&uvt->resp.u.rej_resp, - &evt->param.rej_rcvd); + uvt->resp.u.rej_resp.reason = evt->param.rej_rcvd.reason; uvt->data_len = IB_CM_REJ_PRIVATE_DATA_SIZE; uvt->info_len = evt->param.rej_rcvd.ari_length; info = evt->param.rej_rcvd.ari; - break; case IB_CM_LAP_RECEIVED: - ib_ucm_event_lap_get(&uvt->resp.u.lap_resp, - &evt->param.lap_rcvd); + ib_ucm_event_path_get(&uvt->resp.u.lap_resp.path, + evt->param.lap_rcvd.alternate_path); uvt->data_len = IB_CM_LAP_PRIVATE_DATA_SIZE; - uvt->resp.present |= (evt->param.lap_rcvd.alternate_path ? - IB_UCM_PRES_ALTERNATE : 0); + uvt->resp.present = IB_UCM_PRES_ALTERNATE; break; case IB_CM_APR_RECEIVED: - ib_ucm_event_apr_get(&uvt->resp.u.apr_resp, - &evt->param.apr_rcvd); + uvt->resp.u.apr_resp.status = evt->param.apr_rcvd.ap_status; uvt->data_len = IB_CM_APR_PRIVATE_DATA_SIZE; uvt->info_len = evt->param.apr_rcvd.info_len; info = evt->param.apr_rcvd.apr_info; - break; case IB_CM_SIDR_REQ_RECEIVED: - ib_ucm_event_sidr_req_get(&uvt->resp.u.sidr_req_resp, + ib_ucm_event_sidr_req_get(ctx, &uvt->resp.u.sidr_req_resp, &evt->param.sidr_req_rcvd); uvt->data_len = IB_CM_SIDR_REQ_PRIVATE_DATA_SIZE; - break; case IB_CM_SIDR_REP_RECEIVED: ib_ucm_event_sidr_rep_get(&uvt->resp.u.sidr_rep_resp, @@ -357,43 +341,35 @@ static int ib_ucm_event_process(struct ib_cm_event *evt, uvt->data_len = IB_CM_SIDR_REP_PRIVATE_DATA_SIZE; uvt->info_len = evt->param.sidr_rep_rcvd.info_len; info = evt->param.sidr_rep_rcvd.info; - break; default: uvt->resp.u.send_status = evt->param.send_status; - break; } - if (uvt->data_len && evt->private_data) { - + if (uvt->data_len) { uvt->data = kmalloc(uvt->data_len, GFP_KERNEL); - if (!uvt->data) { - result = -ENOMEM; - goto error; - } + if (!uvt->data) + goto err1; memcpy(uvt->data, evt->private_data, uvt->data_len); uvt->resp.present |= IB_UCM_PRES_DATA; } - if (uvt->info_len && info) { - + if (uvt->info_len) { uvt->info = kmalloc(uvt->info_len, GFP_KERNEL); - if (!uvt->info) { - result = -ENOMEM; - goto error; - } + if (!uvt->info) + goto err2; memcpy(uvt->info, info, uvt->info_len); uvt->resp.present |= IB_UCM_PRES_INFO; } - return 0; -error: - kfree(uvt->info); + +err2: kfree(uvt->data); - return result; +err1: + return -ENOMEM; } static int ib_ucm_event_handler(struct ib_cm_id *cm_id, @@ -403,63 +379,42 @@ static int ib_ucm_event_handler(struct ib_cm_id *cm_id, struct ib_ucm_context *ctx; int result = 0; int id; - /* - * lookup correct context based on event type. - */ - switch (event->event) { - case IB_CM_REQ_RECEIVED: - id = (long)event->param.req_rcvd.listen_id->context; - break; - case IB_CM_SIDR_REQ_RECEIVED: - id = (long)event->param.sidr_req_rcvd.listen_id->context; - break; - default: - id = (long)cm_id->context; - break; - } - ucm_dbg("Event. CM ID <%d> event <%d>\n", id, event->event); - - ctx = ib_ucm_ctx_get(id); - if (!ctx) - return -ENOENT; + ctx = cm_id->context; if (event->event == IB_CM_REQ_RECEIVED || event->event == IB_CM_SIDR_REQ_RECEIVED) id = IB_UCM_CM_ID_INVALID; + else + id = ctx->id; uevent = kmalloc(sizeof(*uevent), GFP_KERNEL); - if (!uevent) { - result = -ENOMEM; - goto done; - } + if (!uevent) + goto err1; memset(uevent, 0, sizeof(*uevent)); - uevent->resp.id = id; uevent->resp.event = event->event; - result = ib_ucm_event_process(event, uevent); + result = ib_ucm_event_process(ctx, event, uevent); if (result) - goto done; + goto err2; uevent->ctx = ctx; - uevent->cm_id = ((event->event == IB_CM_REQ_RECEIVED || - event->event == IB_CM_SIDR_REQ_RECEIVED ) ? - cm_id : NULL); + uevent->cm_id = (id == IB_UCM_CM_ID_INVALID) ? cm_id : NULL; down(&ctx->file->mutex); - list_add_tail(&uevent->file_list, &ctx->file->events); list_add_tail(&uevent->ctx_list, &ctx->events); - wake_up_interruptible(&ctx->file->poll_wait); - up(&ctx->file->mutex); -done: - ctx->error = result; - ib_ucm_ctx_put(ctx); /* func reference */ - return result; + return 0; + +err2: + kfree(uevent); +err1: + /* Destroy new cm_id's */ + return (id == IB_UCM_CM_ID_INVALID); } static ssize_t ib_ucm_event(struct ib_ucm_file *file, @@ -517,9 +472,8 @@ static ssize_t ib_ucm_event(struct ib_ucm_file *file, goto done; } - ctx->cm_id = uevent->cm_id; - ctx->cm_id->cm_handler = ib_ucm_event_handler; - ctx->cm_id->context = (void *)(unsigned long)ctx->id; + ctx->cm_id = uevent->cm_id; + ctx->cm_id->context = ctx; uevent->resp.id = ctx->id; @@ -585,30 +539,29 @@ static ssize_t ib_ucm_create_id(struct ib_ucm_file *file, if (copy_from_user(&cmd, inbuf, sizeof(cmd))) return -EFAULT; + down(&file->mutex); ctx = ib_ucm_ctx_alloc(file); + up(&file->mutex); if (!ctx) return -ENOMEM; - ctx->cm_id = ib_create_cm_id(ib_ucm_event_handler, - (void *)(unsigned long)ctx->id); - if (!ctx->cm_id) { - result = -ENOMEM; - goto err_cm; + ctx->cm_id = ib_create_cm_id(ib_ucm_event_handler, ctx); + if (IS_ERR(ctx->cm_id)) { + result = PTR_ERR(ctx->cm_id); + goto err; } resp.id = ctx->id; if (copy_to_user((void __user *)(unsigned long)cmd.response, &resp, sizeof(resp))) { result = -EFAULT; - goto err_ret; + goto err; } return 0; -err_ret: - ib_destroy_cm_id(ctx->cm_id); -err_cm: - ib_ucm_ctx_put(ctx); /* user reference */ +err: + ib_ucm_destroy_ctx(file, ctx->id); return result; } @@ -617,19 +570,11 @@ static ssize_t ib_ucm_destroy_id(struct ib_ucm_file *file, int in_len, int out_len) { struct ib_ucm_destroy_id cmd; - struct ib_ucm_context *ctx; if (copy_from_user(&cmd, inbuf, sizeof(cmd))) return -EFAULT; - ctx = ib_ucm_ctx_get(cmd.id); - if (!ctx) - return -ENOENT; - - ib_ucm_ctx_put(ctx); /* user reference */ - ib_ucm_ctx_put(ctx); /* func reference */ - - return 0; + return ib_ucm_destroy_ctx(file, cmd.id); } static ssize_t ib_ucm_attr_id(struct ib_ucm_file *file, @@ -647,15 +592,9 @@ static ssize_t ib_ucm_attr_id(struct ib_ucm_file *file, if (copy_from_user(&cmd, inbuf, sizeof(cmd))) return -EFAULT; - ctx = ib_ucm_ctx_get(cmd.id); - if (!ctx) - return -ENOENT; - - down(&ctx->file->mutex); - if (ctx->file != file) { - result = -EINVAL; - goto done; - } + ctx = ib_ucm_ctx_get(file, cmd.id); + if (IS_ERR(ctx)) + return PTR_ERR(ctx); resp.service_id = ctx->cm_id->service_id; resp.service_mask = ctx->cm_id->service_mask; @@ -666,9 +605,7 @@ static ssize_t ib_ucm_attr_id(struct ib_ucm_file *file, &resp, sizeof(resp))) result = -EFAULT; -done: - up(&ctx->file->mutex); - ib_ucm_ctx_put(ctx); /* func reference */ + ib_ucm_ctx_put(ctx); return result; } @@ -683,19 +620,12 @@ static ssize_t ib_ucm_listen(struct ib_ucm_file *file, if (copy_from_user(&cmd, inbuf, sizeof(cmd))) return -EFAULT; - ctx = ib_ucm_ctx_get(cmd.id); - if (!ctx) - return -ENOENT; + ctx = ib_ucm_ctx_get(file, cmd.id); + if (IS_ERR(ctx)) + return PTR_ERR(ctx); - down(&ctx->file->mutex); - if (ctx->file != file) - result = -EINVAL; - else - result = ib_cm_listen(ctx->cm_id, cmd.service_id, - cmd.service_mask); - - up(&ctx->file->mutex); - ib_ucm_ctx_put(ctx); /* func reference */ + result = ib_cm_listen(ctx->cm_id, cmd.service_id, cmd.service_mask); + ib_ucm_ctx_put(ctx); return result; } @@ -710,18 +640,12 @@ static ssize_t ib_ucm_establish(struct ib_ucm_file *file, if (copy_from_user(&cmd, inbuf, sizeof(cmd))) return -EFAULT; - ctx = ib_ucm_ctx_get(cmd.id); - if (!ctx) - return -ENOENT; - - down(&ctx->file->mutex); - if (ctx->file != file) - result = -EINVAL; - else - result = ib_cm_establish(ctx->cm_id); + ctx = ib_ucm_ctx_get(file, cmd.id); + if (IS_ERR(ctx)) + return PTR_ERR(ctx); - up(&ctx->file->mutex); - ib_ucm_ctx_put(ctx); /* func reference */ + result = ib_cm_establish(ctx->cm_id); + ib_ucm_ctx_put(ctx); return result; } @@ -768,8 +692,8 @@ static int ib_ucm_path_get(struct ib_sa_path_rec **path, u64 src) return -EFAULT; } - memcpy(sa_path->dgid.raw, ucm_path.dgid, sizeof(union ib_gid)); - memcpy(sa_path->sgid.raw, ucm_path.sgid, sizeof(union ib_gid)); + memcpy(sa_path->dgid.raw, ucm_path.dgid, sizeof sa_path->dgid); + memcpy(sa_path->sgid.raw, ucm_path.sgid, sizeof sa_path->sgid); sa_path->dlid = ucm_path.dlid; sa_path->slid = ucm_path.slid; @@ -839,25 +763,17 @@ static ssize_t ib_ucm_send_req(struct ib_ucm_file *file, param.max_cm_retries = cmd.max_cm_retries; param.srq = cmd.srq; - ctx = ib_ucm_ctx_get(cmd.id); - if (!ctx) { - result = -ENOENT; - goto done; - } - - down(&ctx->file->mutex); - if (ctx->file != file) - result = -EINVAL; - else + ctx = ib_ucm_ctx_get(file, cmd.id); + if (!IS_ERR(ctx)) { result = ib_send_cm_req(ctx->cm_id, ¶m); + ib_ucm_ctx_put(ctx); + } else + result = PTR_ERR(ctx); - up(&ctx->file->mutex); - ib_ucm_ctx_put(ctx); /* func reference */ done: kfree(param.private_data); kfree(param.primary_path); kfree(param.alternate_path); - return result; } @@ -890,23 +806,14 @@ static ssize_t ib_ucm_send_rep(struct ib_ucm_file *file, param.rnr_retry_count = cmd.rnr_retry_count; param.srq = cmd.srq; - ctx = ib_ucm_ctx_get(cmd.id); - if (!ctx) { - result = -ENOENT; - goto done; - } - - down(&ctx->file->mutex); - if (ctx->file != file) - result = -EINVAL; - else + ctx = ib_ucm_ctx_get(file, cmd.id); + if (!IS_ERR(ctx)) { result = ib_send_cm_rep(ctx->cm_id, ¶m); + ib_ucm_ctx_put(ctx); + } else + result = PTR_ERR(ctx); - up(&ctx->file->mutex); - ib_ucm_ctx_put(ctx); /* func reference */ -done: kfree(param.private_data); - return result; } @@ -928,23 +835,14 @@ static ssize_t ib_ucm_send_private_data(struct ib_ucm_file *file, if (result) return result; - ctx = ib_ucm_ctx_get(cmd.id); - if (!ctx) { - result = -ENOENT; - goto done; - } - - down(&ctx->file->mutex); - if (ctx->file != file) - result = -EINVAL; - else + ctx = ib_ucm_ctx_get(file, cmd.id); + if (!IS_ERR(ctx)) { result = func(ctx->cm_id, private_data, cmd.len); + ib_ucm_ctx_put(ctx); + } else + result = PTR_ERR(ctx); - up(&ctx->file->mutex); - ib_ucm_ctx_put(ctx); /* func reference */ -done: kfree(private_data); - return result; } @@ -995,26 +893,17 @@ static ssize_t ib_ucm_send_info(struct ib_ucm_file *file, if (result) goto done; - ctx = ib_ucm_ctx_get(cmd.id); - if (!ctx) { - result = -ENOENT; - goto done; - } - - down(&ctx->file->mutex); - if (ctx->file != file) - result = -EINVAL; - else - result = func(ctx->cm_id, cmd.status, - info, cmd.info_len, + ctx = ib_ucm_ctx_get(file, cmd.id); + if (!IS_ERR(ctx)) { + result = func(ctx->cm_id, cmd.status, info, cmd.info_len, data, cmd.data_len); + ib_ucm_ctx_put(ctx); + } else + result = PTR_ERR(ctx); - up(&ctx->file->mutex); - ib_ucm_ctx_put(ctx); /* func reference */ done: kfree(data); kfree(info); - return result; } @@ -1048,24 +937,14 @@ static ssize_t ib_ucm_send_mra(struct ib_ucm_file *file, if (result) return result; - ctx = ib_ucm_ctx_get(cmd.id); - if (!ctx) { - result = -ENOENT; - goto done; - } + ctx = ib_ucm_ctx_get(file, cmd.id); + if (!IS_ERR(ctx)) { + result = ib_send_cm_mra(ctx->cm_id, cmd.timeout, data, cmd.len); + ib_ucm_ctx_put(ctx); + } else + result = PTR_ERR(ctx); - down(&ctx->file->mutex); - if (ctx->file != file) - result = -EINVAL; - else - result = ib_send_cm_mra(ctx->cm_id, cmd.timeout, - data, cmd.len); - - up(&ctx->file->mutex); - ib_ucm_ctx_put(ctx); /* func reference */ -done: kfree(data); - return result; } @@ -1090,24 +969,16 @@ static ssize_t ib_ucm_send_lap(struct ib_ucm_file *file, if (result) goto done; - ctx = ib_ucm_ctx_get(cmd.id); - if (!ctx) { - result = -ENOENT; - goto done; - } - - down(&ctx->file->mutex); - if (ctx->file != file) - result = -EINVAL; - else + ctx = ib_ucm_ctx_get(file, cmd.id); + if (!IS_ERR(ctx)) { result = ib_send_cm_lap(ctx->cm_id, path, data, cmd.len); + ib_ucm_ctx_put(ctx); + } else + result = PTR_ERR(ctx); - up(&ctx->file->mutex); - ib_ucm_ctx_put(ctx); /* func reference */ done: kfree(data); kfree(path); - return result; } @@ -1140,24 +1011,16 @@ static ssize_t ib_ucm_send_sidr_req(struct ib_ucm_file *file, param.max_cm_retries = cmd.max_cm_retries; param.pkey = cmd.pkey; - ctx = ib_ucm_ctx_get(cmd.id); - if (!ctx) { - result = -ENOENT; - goto done; - } - - down(&ctx->file->mutex); - if (ctx->file != file) - result = -EINVAL; - else + ctx = ib_ucm_ctx_get(file, cmd.id); + if (!IS_ERR(ctx)) { result = ib_send_cm_sidr_req(ctx->cm_id, ¶m); + ib_ucm_ctx_put(ctx); + } else + result = PTR_ERR(ctx); - up(&ctx->file->mutex); - ib_ucm_ctx_put(ctx); /* func reference */ done: kfree(param.private_data); kfree(param.path); - return result; } @@ -1184,30 +1047,22 @@ static ssize_t ib_ucm_send_sidr_rep(struct ib_ucm_file *file, if (result) goto done; - param.qp_num = cmd.qpn; - param.qkey = cmd.qkey; - param.status = cmd.status; - param.info_length = cmd.info_len; - param.private_data_len = cmd.data_len; - - ctx = ib_ucm_ctx_get(cmd.id); - if (!ctx) { - result = -ENOENT; - goto done; - } + param.qp_num = cmd.qpn; + param.qkey = cmd.qkey; + param.status = cmd.status; + param.info_length = cmd.info_len; + param.private_data_len = cmd.data_len; - down(&ctx->file->mutex); - if (ctx->file != file) - result = -EINVAL; - else + ctx = ib_ucm_ctx_get(file, cmd.id); + if (!IS_ERR(ctx)) { result = ib_send_cm_sidr_rep(ctx->cm_id, ¶m); + ib_ucm_ctx_put(ctx); + } else + result = PTR_ERR(ctx); - up(&ctx->file->mutex); - ib_ucm_ctx_put(ctx); /* func reference */ done: kfree(param.private_data); kfree(param.info); - return result; } @@ -1305,22 +1160,17 @@ static int ib_ucm_close(struct inode *inode, struct file *filp) struct ib_ucm_context *ctx; down(&file->mutex); - while (!list_empty(&file->ctxs)) { ctx = list_entry(file->ctxs.next, struct ib_ucm_context, file_list); - up(&ctx->file->mutex); - ib_ucm_ctx_put(ctx); /* user reference */ + up(&file->mutex); + ib_ucm_destroy_ctx(file, ctx->id); down(&file->mutex); } - up(&file->mutex); - kfree(file); - - ucm_dbg("Deleted struct\n"); return 0; } diff --git a/drivers/infiniband/core/ucm.h b/drivers/infiniband/core/ucm.h index 6d36606151b..c8819b928a1 100644 --- a/drivers/infiniband/core/ucm.h +++ b/drivers/infiniband/core/ucm.h @@ -40,17 +40,15 @@ #include <linux/cdev.h> #include <linux/idr.h> -#include <ib_cm.h> -#include <ib_user_cm.h> +#include <rdma/ib_cm.h> +#include <rdma/ib_user_cm.h> #define IB_UCM_CM_ID_INVALID 0xffffffff struct ib_ucm_file { struct semaphore mutex; struct file *filp; - /* - * list of pending events - */ + struct list_head ctxs; /* list of active connections */ struct list_head events; /* list of pending events */ wait_queue_head_t poll_wait; @@ -58,12 +56,11 @@ struct ib_ucm_file { struct ib_ucm_context { int id; - int ref; - int error; + wait_queue_head_t wait; + atomic_t ref; struct ib_ucm_file *file; struct ib_cm_id *cm_id; - struct semaphore mutex; struct list_head events; /* list of pending events. */ struct list_head file_list; /* member in file ctx list */ diff --git a/drivers/infiniband/core/ud_header.c b/drivers/infiniband/core/ud_header.c index dc4eb1db5e9..527b23450ab 100644 --- a/drivers/infiniband/core/ud_header.c +++ b/drivers/infiniband/core/ud_header.c @@ -1,5 +1,6 @@ /* * Copyright (c) 2004 Topspin Corporation. All rights reserved. + * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -34,7 +35,7 @@ #include <linux/errno.h> -#include <ib_pack.h> +#include <rdma/ib_pack.h> #define STRUCT_FIELD(header, field) \ .struct_offset_bytes = offsetof(struct ib_unpacked_ ## header, field), \ @@ -194,6 +195,7 @@ void ib_ud_header_init(int payload_bytes, struct ib_ud_header *header) { int header_len; + u16 packet_length; memset(header, 0, sizeof *header); @@ -208,7 +210,7 @@ void ib_ud_header_init(int payload_bytes, header->lrh.link_version = 0; header->lrh.link_next_header = grh_present ? IB_LNH_IBA_GLOBAL : IB_LNH_IBA_LOCAL; - header->lrh.packet_length = (IB_LRH_BYTES + + packet_length = (IB_LRH_BYTES + IB_BTH_BYTES + IB_DETH_BYTES + payload_bytes + @@ -217,8 +219,7 @@ void ib_ud_header_init(int payload_bytes, header->grh_present = grh_present; if (grh_present) { - header->lrh.packet_length += IB_GRH_BYTES / 4; - + packet_length += IB_GRH_BYTES / 4; header->grh.ip_version = 6; header->grh.payload_length = cpu_to_be16((IB_BTH_BYTES + @@ -229,7 +230,7 @@ void ib_ud_header_init(int payload_bytes, header->grh.next_header = 0x1b; } - cpu_to_be16s(&header->lrh.packet_length); + header->lrh.packet_length = cpu_to_be16(packet_length); if (header->immediate_present) header->bth.opcode = IB_OPCODE_UD_SEND_ONLY_WITH_IMMEDIATE; diff --git a/drivers/infiniband/core/user_mad.c b/drivers/infiniband/core/user_mad.c index 2e38792df53..7c2f03057dd 100644 --- a/drivers/infiniband/core/user_mad.c +++ b/drivers/infiniband/core/user_mad.c @@ -1,6 +1,6 @@ /* * Copyright (c) 2004 Topspin Communications. All rights reserved. - * Copyright (c) 2005 Voltaire, Inc. All rights reserved. + * Copyright (c) 2005 Voltaire, Inc. All rights reserved. * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. * * This software is available to you under a choice of one of two @@ -49,8 +49,8 @@ #include <asm/uaccess.h> #include <asm/semaphore.h> -#include <ib_mad.h> -#include <ib_user_mad.h> +#include <rdma/ib_mad.h> +#include <rdma/ib_user_mad.h> MODULE_AUTHOR("Roland Dreier"); MODULE_DESCRIPTION("InfiniBand userspace MAD packet access"); @@ -271,7 +271,7 @@ static ssize_t ib_umad_write(struct file *filp, const char __user *buf, struct ib_send_wr *bad_wr; struct ib_rmpp_mad *rmpp_mad; u8 method; - u64 *tid; + __be64 *tid; int ret, length, hdr_len, data_len, rmpp_hdr_size; int rmpp_active = 0; @@ -316,7 +316,7 @@ static ssize_t ib_umad_write(struct file *filp, const char __user *buf, if (packet->mad.hdr.grh_present) { ah_attr.ah_flags = IB_AH_GRH; memcpy(ah_attr.grh.dgid.raw, packet->mad.hdr.gid, 16); - ah_attr.grh.flow_label = packet->mad.hdr.flow_label; + ah_attr.grh.flow_label = be32_to_cpu(packet->mad.hdr.flow_label); ah_attr.grh.hop_limit = packet->mad.hdr.hop_limit; ah_attr.grh.traffic_class = packet->mad.hdr.traffic_class; } diff --git a/drivers/infiniband/core/uverbs.h b/drivers/infiniband/core/uverbs.h index 7696022f9a4..180b3d4765e 100644 --- a/drivers/infiniband/core/uverbs.h +++ b/drivers/infiniband/core/uverbs.h @@ -1,6 +1,8 @@ /* * Copyright (c) 2005 Topspin Communications. All rights reserved. * Copyright (c) 2005 Cisco Systems. All rights reserved. + * Copyright (c) 2005 Mellanox Technologies. All rights reserved. + * Copyright (c) 2005 Voltaire, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -43,8 +45,8 @@ #include <linux/kref.h> #include <linux/idr.h> -#include <ib_verbs.h> -#include <ib_user_verbs.h> +#include <rdma/ib_verbs.h> +#include <rdma/ib_user_verbs.h> struct ib_uverbs_device { int devnum; @@ -97,10 +99,12 @@ extern struct idr ib_uverbs_mw_idr; extern struct idr ib_uverbs_ah_idr; extern struct idr ib_uverbs_cq_idr; extern struct idr ib_uverbs_qp_idr; +extern struct idr ib_uverbs_srq_idr; void ib_uverbs_comp_handler(struct ib_cq *cq, void *cq_context); void ib_uverbs_cq_event_handler(struct ib_event *event, void *context_ptr); void ib_uverbs_qp_event_handler(struct ib_event *event, void *context_ptr); +void ib_uverbs_srq_event_handler(struct ib_event *event, void *context_ptr); int ib_umem_get(struct ib_device *dev, struct ib_umem *mem, void *addr, size_t size, int write); @@ -129,5 +133,8 @@ IB_UVERBS_DECLARE_CMD(modify_qp); IB_UVERBS_DECLARE_CMD(destroy_qp); IB_UVERBS_DECLARE_CMD(attach_mcast); IB_UVERBS_DECLARE_CMD(detach_mcast); +IB_UVERBS_DECLARE_CMD(create_srq); +IB_UVERBS_DECLARE_CMD(modify_srq); +IB_UVERBS_DECLARE_CMD(destroy_srq); #endif /* UVERBS_H */ diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index 5f2bbcda4c7..ebccf9f38af 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -724,6 +724,7 @@ ssize_t ib_uverbs_create_qp(struct ib_uverbs_file *file, struct ib_uobject *uobj; struct ib_pd *pd; struct ib_cq *scq, *rcq; + struct ib_srq *srq; struct ib_qp *qp; struct ib_qp_init_attr attr; int ret; @@ -747,10 +748,12 @@ ssize_t ib_uverbs_create_qp(struct ib_uverbs_file *file, pd = idr_find(&ib_uverbs_pd_idr, cmd.pd_handle); scq = idr_find(&ib_uverbs_cq_idr, cmd.send_cq_handle); rcq = idr_find(&ib_uverbs_cq_idr, cmd.recv_cq_handle); + srq = cmd.is_srq ? idr_find(&ib_uverbs_srq_idr, cmd.srq_handle) : NULL; if (!pd || pd->uobject->context != file->ucontext || !scq || scq->uobject->context != file->ucontext || - !rcq || rcq->uobject->context != file->ucontext) { + !rcq || rcq->uobject->context != file->ucontext || + (cmd.is_srq && (!srq || srq->uobject->context != file->ucontext))) { ret = -EINVAL; goto err_up; } @@ -759,7 +762,7 @@ ssize_t ib_uverbs_create_qp(struct ib_uverbs_file *file, attr.qp_context = file; attr.send_cq = scq; attr.recv_cq = rcq; - attr.srq = NULL; + attr.srq = srq; attr.sq_sig_type = cmd.sq_sig_all ? IB_SIGNAL_ALL_WR : IB_SIGNAL_REQ_WR; attr.qp_type = cmd.qp_type; @@ -1004,3 +1007,178 @@ ssize_t ib_uverbs_detach_mcast(struct ib_uverbs_file *file, return ret ? ret : in_len; } + +ssize_t ib_uverbs_create_srq(struct ib_uverbs_file *file, + const char __user *buf, int in_len, + int out_len) +{ + struct ib_uverbs_create_srq cmd; + struct ib_uverbs_create_srq_resp resp; + struct ib_udata udata; + struct ib_uobject *uobj; + struct ib_pd *pd; + struct ib_srq *srq; + struct ib_srq_init_attr attr; + int ret; + + if (out_len < sizeof resp) + return -ENOSPC; + + if (copy_from_user(&cmd, buf, sizeof cmd)) + return -EFAULT; + + INIT_UDATA(&udata, buf + sizeof cmd, + (unsigned long) cmd.response + sizeof resp, + in_len - sizeof cmd, out_len - sizeof resp); + + uobj = kmalloc(sizeof *uobj, GFP_KERNEL); + if (!uobj) + return -ENOMEM; + + down(&ib_uverbs_idr_mutex); + + pd = idr_find(&ib_uverbs_pd_idr, cmd.pd_handle); + + if (!pd || pd->uobject->context != file->ucontext) { + ret = -EINVAL; + goto err_up; + } + + attr.event_handler = ib_uverbs_srq_event_handler; + attr.srq_context = file; + attr.attr.max_wr = cmd.max_wr; + attr.attr.max_sge = cmd.max_sge; + attr.attr.srq_limit = cmd.srq_limit; + + uobj->user_handle = cmd.user_handle; + uobj->context = file->ucontext; + + srq = pd->device->create_srq(pd, &attr, &udata); + if (IS_ERR(srq)) { + ret = PTR_ERR(srq); + goto err_up; + } + + srq->device = pd->device; + srq->pd = pd; + srq->uobject = uobj; + srq->event_handler = attr.event_handler; + srq->srq_context = attr.srq_context; + atomic_inc(&pd->usecnt); + atomic_set(&srq->usecnt, 0); + + memset(&resp, 0, sizeof resp); + +retry: + if (!idr_pre_get(&ib_uverbs_srq_idr, GFP_KERNEL)) { + ret = -ENOMEM; + goto err_destroy; + } + + ret = idr_get_new(&ib_uverbs_srq_idr, srq, &uobj->id); + + if (ret == -EAGAIN) + goto retry; + if (ret) + goto err_destroy; + + resp.srq_handle = uobj->id; + + spin_lock_irq(&file->ucontext->lock); + list_add_tail(&uobj->list, &file->ucontext->srq_list); + spin_unlock_irq(&file->ucontext->lock); + + if (copy_to_user((void __user *) (unsigned long) cmd.response, + &resp, sizeof resp)) { + ret = -EFAULT; + goto err_list; + } + + up(&ib_uverbs_idr_mutex); + + return in_len; + +err_list: + spin_lock_irq(&file->ucontext->lock); + list_del(&uobj->list); + spin_unlock_irq(&file->ucontext->lock); + +err_destroy: + ib_destroy_srq(srq); + +err_up: + up(&ib_uverbs_idr_mutex); + + kfree(uobj); + return ret; +} + +ssize_t ib_uverbs_modify_srq(struct ib_uverbs_file *file, + const char __user *buf, int in_len, + int out_len) +{ + struct ib_uverbs_modify_srq cmd; + struct ib_srq *srq; + struct ib_srq_attr attr; + int ret; + + if (copy_from_user(&cmd, buf, sizeof cmd)) + return -EFAULT; + + down(&ib_uverbs_idr_mutex); + + srq = idr_find(&ib_uverbs_srq_idr, cmd.srq_handle); + if (!srq || srq->uobject->context != file->ucontext) { + ret = -EINVAL; + goto out; + } + + attr.max_wr = cmd.max_wr; + attr.max_sge = cmd.max_sge; + attr.srq_limit = cmd.srq_limit; + + ret = ib_modify_srq(srq, &attr, cmd.attr_mask); + +out: + up(&ib_uverbs_idr_mutex); + + return ret ? ret : in_len; +} + +ssize_t ib_uverbs_destroy_srq(struct ib_uverbs_file *file, + const char __user *buf, int in_len, + int out_len) +{ + struct ib_uverbs_destroy_srq cmd; + struct ib_srq *srq; + struct ib_uobject *uobj; + int ret = -EINVAL; + + if (copy_from_user(&cmd, buf, sizeof cmd)) + return -EFAULT; + + down(&ib_uverbs_idr_mutex); + + srq = idr_find(&ib_uverbs_srq_idr, cmd.srq_handle); + if (!srq || srq->uobject->context != file->ucontext) + goto out; + + uobj = srq->uobject; + + ret = ib_destroy_srq(srq); + if (ret) + goto out; + + idr_remove(&ib_uverbs_srq_idr, cmd.srq_handle); + + spin_lock_irq(&file->ucontext->lock); + list_del(&uobj->list); + spin_unlock_irq(&file->ucontext->lock); + + kfree(uobj); + +out: + up(&ib_uverbs_idr_mutex); + + return ret ? ret : in_len; +} diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c index eb99e693dec..09caf5b1ef3 100644 --- a/drivers/infiniband/core/uverbs_main.c +++ b/drivers/infiniband/core/uverbs_main.c @@ -1,6 +1,8 @@ /* * Copyright (c) 2005 Topspin Communications. All rights reserved. * Copyright (c) 2005 Cisco Systems. All rights reserved. + * Copyright (c) 2005 Mellanox Technologies. All rights reserved. + * Copyright (c) 2005 Voltaire, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -67,6 +69,7 @@ DEFINE_IDR(ib_uverbs_mw_idr); DEFINE_IDR(ib_uverbs_ah_idr); DEFINE_IDR(ib_uverbs_cq_idr); DEFINE_IDR(ib_uverbs_qp_idr); +DEFINE_IDR(ib_uverbs_srq_idr); static spinlock_t map_lock; static DECLARE_BITMAP(dev_map, IB_UVERBS_MAX_DEVICES); @@ -91,6 +94,9 @@ static ssize_t (*uverbs_cmd_table[])(struct ib_uverbs_file *file, [IB_USER_VERBS_CMD_DESTROY_QP] = ib_uverbs_destroy_qp, [IB_USER_VERBS_CMD_ATTACH_MCAST] = ib_uverbs_attach_mcast, [IB_USER_VERBS_CMD_DETACH_MCAST] = ib_uverbs_detach_mcast, + [IB_USER_VERBS_CMD_CREATE_SRQ] = ib_uverbs_create_srq, + [IB_USER_VERBS_CMD_MODIFY_SRQ] = ib_uverbs_modify_srq, + [IB_USER_VERBS_CMD_DESTROY_SRQ] = ib_uverbs_destroy_srq, }; static struct vfsmount *uverbs_event_mnt; @@ -125,18 +131,26 @@ static int ib_dealloc_ucontext(struct ib_ucontext *context) kfree(uobj); } - /* XXX Free SRQs */ + list_for_each_entry_safe(uobj, tmp, &context->srq_list, list) { + struct ib_srq *srq = idr_find(&ib_uverbs_srq_idr, uobj->id); + idr_remove(&ib_uverbs_srq_idr, uobj->id); + ib_destroy_srq(srq); + list_del(&uobj->list); + kfree(uobj); + } + /* XXX Free MWs */ list_for_each_entry_safe(uobj, tmp, &context->mr_list, list) { struct ib_mr *mr = idr_find(&ib_uverbs_mr_idr, uobj->id); + struct ib_device *mrdev = mr->device; struct ib_umem_object *memobj; idr_remove(&ib_uverbs_mr_idr, uobj->id); ib_dereg_mr(mr); memobj = container_of(uobj, struct ib_umem_object, uobject); - ib_umem_release_on_close(mr->device, &memobj->umem); + ib_umem_release_on_close(mrdev, &memobj->umem); list_del(&uobj->list); kfree(memobj); @@ -343,6 +357,13 @@ void ib_uverbs_qp_event_handler(struct ib_event *event, void *context_ptr) event->event); } +void ib_uverbs_srq_event_handler(struct ib_event *event, void *context_ptr) +{ + ib_uverbs_async_handler(context_ptr, + event->element.srq->uobject->user_handle, + event->event); +} + static void ib_uverbs_event_handler(struct ib_event_handler *handler, struct ib_event *event) { diff --git a/drivers/infiniband/core/uverbs_mem.c b/drivers/infiniband/core/uverbs_mem.c index ed550f6595b..36a32c31566 100644 --- a/drivers/infiniband/core/uverbs_mem.c +++ b/drivers/infiniband/core/uverbs_mem.c @@ -1,6 +1,7 @@ /* * Copyright (c) 2005 Topspin Communications. All rights reserved. * Copyright (c) 2005 Cisco Systems. All rights reserved. + * Copyright (c) 2005 Mellanox Technologies. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c index 506fdf1f2a2..5081d903e56 100644 --- a/drivers/infiniband/core/verbs.c +++ b/drivers/infiniband/core/verbs.c @@ -4,6 +4,7 @@ * Copyright (c) 2004 Intel Corporation. All rights reserved. * Copyright (c) 2004 Topspin Corporation. All rights reserved. * Copyright (c) 2004 Voltaire Corporation. All rights reserved. + * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. * Copyright (c) 2005 Cisco Systems. All rights reserved. * * This software is available to you under a choice of one of two @@ -40,8 +41,8 @@ #include <linux/errno.h> #include <linux/err.h> -#include <ib_verbs.h> -#include <ib_cache.h> +#include <rdma/ib_verbs.h> +#include <rdma/ib_cache.h> /* Protection domains */ @@ -153,6 +154,66 @@ int ib_destroy_ah(struct ib_ah *ah) } EXPORT_SYMBOL(ib_destroy_ah); +/* Shared receive queues */ + +struct ib_srq *ib_create_srq(struct ib_pd *pd, + struct ib_srq_init_attr *srq_init_attr) +{ + struct ib_srq *srq; + + if (!pd->device->create_srq) + return ERR_PTR(-ENOSYS); + + srq = pd->device->create_srq(pd, srq_init_attr, NULL); + + if (!IS_ERR(srq)) { + srq->device = pd->device; + srq->pd = pd; + srq->uobject = NULL; + srq->event_handler = srq_init_attr->event_handler; + srq->srq_context = srq_init_attr->srq_context; + atomic_inc(&pd->usecnt); + atomic_set(&srq->usecnt, 0); + } + + return srq; +} +EXPORT_SYMBOL(ib_create_srq); + +int ib_modify_srq(struct ib_srq *srq, + struct ib_srq_attr *srq_attr, + enum ib_srq_attr_mask srq_attr_mask) +{ + return srq->device->modify_srq(srq, srq_attr, srq_attr_mask); +} +EXPORT_SYMBOL(ib_modify_srq); + +int ib_query_srq(struct ib_srq *srq, + struct ib_srq_attr *srq_attr) +{ + return srq->device->query_srq ? + srq->device->query_srq(srq, srq_attr) : -ENOSYS; +} +EXPORT_SYMBOL(ib_query_srq); + +int ib_destroy_srq(struct ib_srq *srq) +{ + struct ib_pd *pd; + int ret; + + if (atomic_read(&srq->usecnt)) + return -EBUSY; + + pd = srq->pd; + + ret = srq->device->destroy_srq(srq); + if (!ret) + atomic_dec(&pd->usecnt); + + return ret; +} +EXPORT_SYMBOL(ib_destroy_srq); + /* Queue pairs */ struct ib_qp *ib_create_qp(struct ib_pd *pd, diff --git a/drivers/infiniband/hw/mthca/Makefile b/drivers/infiniband/hw/mthca/Makefile index 5dcbd43073e..c44f7bae542 100644 --- a/drivers/infiniband/hw/mthca/Makefile +++ b/drivers/infiniband/hw/mthca/Makefile @@ -1,5 +1,3 @@ -EXTRA_CFLAGS += -Idrivers/infiniband/include - ifdef CONFIG_INFINIBAND_MTHCA_DEBUG EXTRA_CFLAGS += -DDEBUG endif @@ -9,4 +7,4 @@ obj-$(CONFIG_INFINIBAND_MTHCA) += ib_mthca.o ib_mthca-y := mthca_main.o mthca_cmd.o mthca_profile.o mthca_reset.o \ mthca_allocator.o mthca_eq.o mthca_pd.o mthca_cq.o \ mthca_mr.o mthca_qp.o mthca_av.o mthca_mcg.o mthca_mad.o \ - mthca_provider.o mthca_memfree.o mthca_uar.o + mthca_provider.o mthca_memfree.o mthca_uar.o mthca_srq.o diff --git a/drivers/infiniband/hw/mthca/mthca_allocator.c b/drivers/infiniband/hw/mthca/mthca_allocator.c index b1db48dd91d..9ba3211cef7 100644 --- a/drivers/infiniband/hw/mthca/mthca_allocator.c +++ b/drivers/infiniband/hw/mthca/mthca_allocator.c @@ -177,3 +177,119 @@ void mthca_array_cleanup(struct mthca_array *array, int nent) kfree(array->page_list); } + +/* + * Handling for queue buffers -- we allocate a bunch of memory and + * register it in a memory region at HCA virtual address 0. If the + * requested size is > max_direct, we split the allocation into + * multiple pages, so we don't require too much contiguous memory. + */ + +int mthca_buf_alloc(struct mthca_dev *dev, int size, int max_direct, + union mthca_buf *buf, int *is_direct, struct mthca_pd *pd, + int hca_write, struct mthca_mr *mr) +{ + int err = -ENOMEM; + int npages, shift; + u64 *dma_list = NULL; + dma_addr_t t; + int i; + + if (size <= max_direct) { + *is_direct = 1; + npages = 1; + shift = get_order(size) + PAGE_SHIFT; + + buf->direct.buf = dma_alloc_coherent(&dev->pdev->dev, + size, &t, GFP_KERNEL); + if (!buf->direct.buf) + return -ENOMEM; + + pci_unmap_addr_set(&buf->direct, mapping, t); + + memset(buf->direct.buf, 0, size); + + while (t & ((1 << shift) - 1)) { + --shift; + npages *= 2; + } + + dma_list = kmalloc(npages * sizeof *dma_list, GFP_KERNEL); + if (!dma_list) + goto err_free; + + for (i = 0; i < npages; ++i) + dma_list[i] = t + i * (1 << shift); + } else { + *is_direct = 0; + npages = (size + PAGE_SIZE - 1) / PAGE_SIZE; + shift = PAGE_SHIFT; + + dma_list = kmalloc(npages * sizeof *dma_list, GFP_KERNEL); + if (!dma_list) + return -ENOMEM; + + buf->page_list = kmalloc(npages * sizeof *buf->page_list, + GFP_KERNEL); + if (!buf->page_list) + goto err_out; + + for (i = 0; i < npages; ++i) + buf->page_list[i].buf = NULL; + + for (i = 0; i < npages; ++i) { + buf->page_list[i].buf = + dma_alloc_coherent(&dev->pdev->dev, PAGE_SIZE, + &t, GFP_KERNEL); + if (!buf->page_list[i].buf) + goto err_free; + + dma_list[i] = t; + pci_unmap_addr_set(&buf->page_list[i], mapping, t); + + memset(buf->page_list[i].buf, 0, PAGE_SIZE); + } + } + + err = mthca_mr_alloc_phys(dev, pd->pd_num, + dma_list, shift, npages, + 0, size, + MTHCA_MPT_FLAG_LOCAL_READ | + (hca_write ? MTHCA_MPT_FLAG_LOCAL_WRITE : 0), + mr); + if (err) + goto err_free; + + kfree(dma_list); + + return 0; + +err_free: + mthca_buf_free(dev, size, buf, *is_direct, NULL); + +err_out: + kfree(dma_list); + + return err; +} + +void mthca_buf_free(struct mthca_dev *dev, int size, union mthca_buf *buf, + int is_direct, struct mthca_mr *mr) +{ + int i; + + if (mr) + mthca_free_mr(dev, mr); + + if (is_direct) + dma_free_coherent(&dev->pdev->dev, size, buf->direct.buf, + pci_unmap_addr(&buf->direct, mapping)); + else { + for (i = 0; i < (size + PAGE_SIZE - 1) / PAGE_SIZE; ++i) + dma_free_coherent(&dev->pdev->dev, PAGE_SIZE, + buf->page_list[i].buf, + pci_unmap_addr(&buf->page_list[i], + mapping)); + kfree(buf->page_list); + } +} diff --git a/drivers/infiniband/hw/mthca/mthca_av.c b/drivers/infiniband/hw/mthca/mthca_av.c index d58dcbe6648..889e8509673 100644 --- a/drivers/infiniband/hw/mthca/mthca_av.c +++ b/drivers/infiniband/hw/mthca/mthca_av.c @@ -35,22 +35,22 @@ #include <linux/init.h> -#include <ib_verbs.h> -#include <ib_cache.h> +#include <rdma/ib_verbs.h> +#include <rdma/ib_cache.h> #include "mthca_dev.h" struct mthca_av { - u32 port_pd; - u8 reserved1; - u8 g_slid; - u16 dlid; - u8 reserved2; - u8 gid_index; - u8 msg_sr; - u8 hop_limit; - u32 sl_tclass_flowlabel; - u32 dgid[4]; + __be32 port_pd; + u8 reserved1; + u8 g_slid; + __be16 dlid; + u8 reserved2; + u8 gid_index; + u8 msg_sr; + u8 hop_limit; + __be32 sl_tclass_flowlabel; + __be32 dgid[4]; }; int mthca_create_ah(struct mthca_dev *dev, @@ -128,7 +128,7 @@ on_hca_fail: av, (unsigned long) ah->avdma); for (j = 0; j < 8; ++j) printk(KERN_DEBUG " [%2x] %08x\n", - j * 4, be32_to_cpu(((u32 *) av)[j])); + j * 4, be32_to_cpu(((__be32 *) av)[j])); } if (ah->type == MTHCA_AH_ON_HCA) { @@ -169,7 +169,7 @@ int mthca_read_ah(struct mthca_dev *dev, struct mthca_ah *ah, header->lrh.service_level = be32_to_cpu(ah->av->sl_tclass_flowlabel) >> 28; header->lrh.destination_lid = ah->av->dlid; - header->lrh.source_lid = ah->av->g_slid & 0x7f; + header->lrh.source_lid = cpu_to_be16(ah->av->g_slid & 0x7f); if (ah->av->g_slid & 0x80) { header->grh_present = 1; header->grh.traffic_class = diff --git a/drivers/infiniband/hw/mthca/mthca_cmd.c b/drivers/infiniband/hw/mthca/mthca_cmd.c index 1557a522d83..cc758a2d2bc 100644 --- a/drivers/infiniband/hw/mthca/mthca_cmd.c +++ b/drivers/infiniband/hw/mthca/mthca_cmd.c @@ -1,5 +1,6 @@ /* * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. + * Copyright (c) 2005 Mellanox Technologies. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -36,7 +37,7 @@ #include <linux/pci.h> #include <linux/errno.h> #include <asm/io.h> -#include <ib_mad.h> +#include <rdma/ib_mad.h> #include "mthca_dev.h" #include "mthca_config_reg.h" @@ -108,6 +109,7 @@ enum { CMD_SW2HW_SRQ = 0x35, CMD_HW2SW_SRQ = 0x36, CMD_QUERY_SRQ = 0x37, + CMD_ARM_SRQ = 0x40, /* QP/EE commands */ CMD_RST2INIT_QPEE = 0x19, @@ -219,20 +221,20 @@ static int mthca_cmd_post(struct mthca_dev *dev, * (and some architectures such as ia64 implement memcpy_toio * in terms of writeb). */ - __raw_writel(cpu_to_be32(in_param >> 32), dev->hcr + 0 * 4); - __raw_writel(cpu_to_be32(in_param & 0xfffffffful), dev->hcr + 1 * 4); - __raw_writel(cpu_to_be32(in_modifier), dev->hcr + 2 * 4); - __raw_writel(cpu_to_be32(out_param >> 32), dev->hcr + 3 * 4); - __raw_writel(cpu_to_be32(out_param & 0xfffffffful), dev->hcr + 4 * 4); - __raw_writel(cpu_to_be32(token << 16), dev->hcr + 5 * 4); + __raw_writel((__force u32) cpu_to_be32(in_param >> 32), dev->hcr + 0 * 4); + __raw_writel((__force u32) cpu_to_be32(in_param & 0xfffffffful), dev->hcr + 1 * 4); + __raw_writel((__force u32) cpu_to_be32(in_modifier), dev->hcr + 2 * 4); + __raw_writel((__force u32) cpu_to_be32(out_param >> 32), dev->hcr + 3 * 4); + __raw_writel((__force u32) cpu_to_be32(out_param & 0xfffffffful), dev->hcr + 4 * 4); + __raw_writel((__force u32) cpu_to_be32(token << 16), dev->hcr + 5 * 4); /* __raw_writel may not order writes. */ wmb(); - __raw_writel(cpu_to_be32((1 << HCR_GO_BIT) | - (event ? (1 << HCA_E_BIT) : 0) | - (op_modifier << HCR_OPMOD_SHIFT) | - op), dev->hcr + 6 * 4); + __raw_writel((__force u32) cpu_to_be32((1 << HCR_GO_BIT) | + (event ? (1 << HCA_E_BIT) : 0) | + (op_modifier << HCR_OPMOD_SHIFT) | + op), dev->hcr + 6 * 4); out: up(&dev->cmd.hcr_sem); @@ -273,12 +275,14 @@ static int mthca_cmd_poll(struct mthca_dev *dev, goto out; } - if (out_is_imm) { - memcpy_fromio(out_param, dev->hcr + HCR_OUT_PARAM_OFFSET, sizeof (u64)); - be64_to_cpus(out_param); - } + if (out_is_imm) + *out_param = + (u64) be32_to_cpu((__force __be32) + __raw_readl(dev->hcr + HCR_OUT_PARAM_OFFSET)) << 32 | + (u64) be32_to_cpu((__force __be32) + __raw_readl(dev->hcr + HCR_OUT_PARAM_OFFSET + 4)); - *status = be32_to_cpu(__raw_readl(dev->hcr + HCR_STATUS_OFFSET)) >> 24; + *status = be32_to_cpu((__force __be32) __raw_readl(dev->hcr + HCR_STATUS_OFFSET)) >> 24; out: up(&dev->cmd.poll_sem); @@ -1029,6 +1033,8 @@ int mthca_QUERY_DEV_LIM(struct mthca_dev *dev, mthca_dbg(dev, "Max QPs: %d, reserved QPs: %d, entry size: %d\n", dev_lim->max_qps, dev_lim->reserved_qps, dev_lim->qpc_entry_sz); + mthca_dbg(dev, "Max SRQs: %d, reserved SRQs: %d, entry size: %d\n", + dev_lim->max_srqs, dev_lim->reserved_srqs, dev_lim->srq_entry_sz); mthca_dbg(dev, "Max CQs: %d, reserved CQs: %d, entry size: %d\n", dev_lim->max_cqs, dev_lim->reserved_cqs, dev_lim->cqc_entry_sz); mthca_dbg(dev, "Max EQs: %d, reserved EQs: %d, entry size: %d\n", @@ -1082,6 +1088,34 @@ out: return err; } +static void get_board_id(void *vsd, char *board_id) +{ + int i; + +#define VSD_OFFSET_SIG1 0x00 +#define VSD_OFFSET_SIG2 0xde +#define VSD_OFFSET_MLX_BOARD_ID 0xd0 +#define VSD_OFFSET_TS_BOARD_ID 0x20 + +#define VSD_SIGNATURE_TOPSPIN 0x5ad + + memset(board_id, 0, MTHCA_BOARD_ID_LEN); + + if (be16_to_cpup(vsd + VSD_OFFSET_SIG1) == VSD_SIGNATURE_TOPSPIN && + be16_to_cpup(vsd + VSD_OFFSET_SIG2) == VSD_SIGNATURE_TOPSPIN) { + strlcpy(board_id, vsd + VSD_OFFSET_TS_BOARD_ID, MTHCA_BOARD_ID_LEN); + } else { + /* + * The board ID is a string but the firmware byte + * swaps each 4-byte word before passing it back to + * us. Therefore we need to swab it before printing. + */ + for (i = 0; i < 4; ++i) + ((u32 *) board_id)[i] = + swab32(*(u32 *) (vsd + VSD_OFFSET_MLX_BOARD_ID + i * 4)); + } +} + int mthca_QUERY_ADAPTER(struct mthca_dev *dev, struct mthca_adapter *adapter, u8 *status) { @@ -1094,6 +1128,7 @@ int mthca_QUERY_ADAPTER(struct mthca_dev *dev, #define QUERY_ADAPTER_DEVICE_ID_OFFSET 0x04 #define QUERY_ADAPTER_REVISION_ID_OFFSET 0x08 #define QUERY_ADAPTER_INTA_PIN_OFFSET 0x10 +#define QUERY_ADAPTER_VSD_OFFSET 0x20 mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); if (IS_ERR(mailbox)) @@ -1111,6 +1146,9 @@ int mthca_QUERY_ADAPTER(struct mthca_dev *dev, MTHCA_GET(adapter->revision_id, outbox, QUERY_ADAPTER_REVISION_ID_OFFSET); MTHCA_GET(adapter->inta_pin, outbox, QUERY_ADAPTER_INTA_PIN_OFFSET); + get_board_id(outbox + QUERY_ADAPTER_VSD_OFFSET / 4, + adapter->board_id); + out: mthca_free_mailbox(dev, mailbox); return err; @@ -1121,7 +1159,7 @@ int mthca_INIT_HCA(struct mthca_dev *dev, u8 *status) { struct mthca_mailbox *mailbox; - u32 *inbox; + __be32 *inbox; int err; #define INIT_HCA_IN_SIZE 0x200 @@ -1247,10 +1285,8 @@ int mthca_INIT_IB(struct mthca_dev *dev, #define INIT_IB_FLAG_SIG (1 << 18) #define INIT_IB_FLAG_NG (1 << 17) #define INIT_IB_FLAG_G0 (1 << 16) -#define INIT_IB_FLAG_1X (1 << 8) -#define INIT_IB_FLAG_4X (1 << 9) -#define INIT_IB_FLAG_12X (1 << 11) #define INIT_IB_VL_SHIFT 4 +#define INIT_IB_PORT_WIDTH_SHIFT 8 #define INIT_IB_MTU_SHIFT 12 #define INIT_IB_MAX_GID_OFFSET 0x06 #define INIT_IB_MAX_PKEY_OFFSET 0x0a @@ -1266,12 +1302,11 @@ int mthca_INIT_IB(struct mthca_dev *dev, memset(inbox, 0, INIT_IB_IN_SIZE); flags = 0; - flags |= param->enable_1x ? INIT_IB_FLAG_1X : 0; - flags |= param->enable_4x ? INIT_IB_FLAG_4X : 0; flags |= param->set_guid0 ? INIT_IB_FLAG_G0 : 0; flags |= param->set_node_guid ? INIT_IB_FLAG_NG : 0; flags |= param->set_si_guid ? INIT_IB_FLAG_SIG : 0; flags |= param->vl_cap << INIT_IB_VL_SHIFT; + flags |= param->port_width << INIT_IB_PORT_WIDTH_SHIFT; flags |= param->mtu_cap << INIT_IB_MTU_SHIFT; MTHCA_PUT(inbox, flags, INIT_IB_FLAGS_OFFSET); @@ -1342,7 +1377,7 @@ int mthca_MAP_ICM(struct mthca_dev *dev, struct mthca_icm *icm, u64 virt, u8 *st int mthca_MAP_ICM_page(struct mthca_dev *dev, u64 dma_addr, u64 virt, u8 *status) { struct mthca_mailbox *mailbox; - u64 *inbox; + __be64 *inbox; int err; mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); @@ -1468,6 +1503,27 @@ int mthca_HW2SW_CQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox, CMD_TIME_CLASS_A, status); } +int mthca_SW2HW_SRQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox, + int srq_num, u8 *status) +{ + return mthca_cmd(dev, mailbox->dma, srq_num, 0, CMD_SW2HW_SRQ, + CMD_TIME_CLASS_A, status); +} + +int mthca_HW2SW_SRQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox, + int srq_num, u8 *status) +{ + return mthca_cmd_box(dev, 0, mailbox->dma, srq_num, 0, + CMD_HW2SW_SRQ, + CMD_TIME_CLASS_A, status); +} + +int mthca_ARM_SRQ(struct mthca_dev *dev, int srq_num, int limit, u8 *status) +{ + return mthca_cmd(dev, limit, srq_num, 0, CMD_ARM_SRQ, + CMD_TIME_CLASS_B, status); +} + int mthca_MODIFY_QP(struct mthca_dev *dev, int trans, u32 num, int is_ee, struct mthca_mailbox *mailbox, u32 optmask, u8 *status) @@ -1513,7 +1569,7 @@ int mthca_MODIFY_QP(struct mthca_dev *dev, int trans, u32 num, if (i % 8 == 0) printk(" [%02x] ", i * 4); printk(" %08x", - be32_to_cpu(((u32 *) mailbox->buf)[i + 2])); + be32_to_cpu(((__be32 *) mailbox->buf)[i + 2])); if ((i + 1) % 8 == 0) printk("\n"); } @@ -1533,7 +1589,7 @@ int mthca_MODIFY_QP(struct mthca_dev *dev, int trans, u32 num, if (i % 8 == 0) printk("[%02x] ", i * 4); printk(" %08x", - be32_to_cpu(((u32 *) mailbox->buf)[i + 2])); + be32_to_cpu(((__be32 *) mailbox->buf)[i + 2])); if ((i + 1) % 8 == 0) printk("\n"); } diff --git a/drivers/infiniband/hw/mthca/mthca_cmd.h b/drivers/infiniband/hw/mthca/mthca_cmd.h index ed517f175dd..65f976a13e0 100644 --- a/drivers/infiniband/hw/mthca/mthca_cmd.h +++ b/drivers/infiniband/hw/mthca/mthca_cmd.h @@ -1,5 +1,6 @@ /* * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. + * Copyright (c) 2005 Mellanox Technologies. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -35,7 +36,7 @@ #ifndef MTHCA_CMD_H #define MTHCA_CMD_H -#include <ib_verbs.h> +#include <rdma/ib_verbs.h> #define MTHCA_MAILBOX_SIZE 4096 @@ -183,10 +184,11 @@ struct mthca_dev_lim { }; struct mthca_adapter { - u32 vendor_id; - u32 device_id; - u32 revision_id; - u8 inta_pin; + u32 vendor_id; + u32 device_id; + u32 revision_id; + char board_id[MTHCA_BOARD_ID_LEN]; + u8 inta_pin; }; struct mthca_init_hca_param { @@ -218,8 +220,7 @@ struct mthca_init_hca_param { }; struct mthca_init_ib_param { - int enable_1x; - int enable_4x; + int port_width; int vl_cap; int mtu_cap; u16 gid_cap; @@ -297,6 +298,11 @@ int mthca_SW2HW_CQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox, int cq_num, u8 *status); int mthca_HW2SW_CQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox, int cq_num, u8 *status); +int mthca_SW2HW_SRQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox, + int srq_num, u8 *status); +int mthca_HW2SW_SRQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox, + int srq_num, u8 *status); +int mthca_ARM_SRQ(struct mthca_dev *dev, int srq_num, int limit, u8 *status); int mthca_MODIFY_QP(struct mthca_dev *dev, int trans, u32 num, int is_ee, struct mthca_mailbox *mailbox, u32 optmask, u8 *status); diff --git a/drivers/infiniband/hw/mthca/mthca_config_reg.h b/drivers/infiniband/hw/mthca/mthca_config_reg.h index b4bfbbfe2c3..afa56bfaab2 100644 --- a/drivers/infiniband/hw/mthca/mthca_config_reg.h +++ b/drivers/infiniband/hw/mthca/mthca_config_reg.h @@ -1,5 +1,6 @@ /* * Copyright (c) 2004 Topspin Communications. All rights reserved. + * Copyright (c) 2005 Mellanox Technologies. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU diff --git a/drivers/infiniband/hw/mthca/mthca_cq.c b/drivers/infiniband/hw/mthca/mthca_cq.c index 5687c301452..8600b6c3e0c 100644 --- a/drivers/infiniband/hw/mthca/mthca_cq.c +++ b/drivers/infiniband/hw/mthca/mthca_cq.c @@ -2,6 +2,8 @@ * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. * Copyright (c) 2005 Cisco Systems, Inc. All rights reserved. + * Copyright (c) 2005 Mellanox Technologies. All rights reserved. + * Copyright (c) 2004 Voltaire, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -37,7 +39,7 @@ #include <linux/init.h> #include <linux/hardirq.h> -#include <ib_pack.h> +#include <rdma/ib_pack.h> #include "mthca_dev.h" #include "mthca_cmd.h" @@ -55,21 +57,21 @@ enum { * Must be packed because start is 64 bits but only aligned to 32 bits. */ struct mthca_cq_context { - u32 flags; - u64 start; - u32 logsize_usrpage; - u32 error_eqn; /* Tavor only */ - u32 comp_eqn; - u32 pd; - u32 lkey; - u32 last_notified_index; - u32 solicit_producer_index; - u32 consumer_index; - u32 producer_index; - u32 cqn; - u32 ci_db; /* Arbel only */ - u32 state_db; /* Arbel only */ - u32 reserved; + __be32 flags; + __be64 start; + __be32 logsize_usrpage; + __be32 error_eqn; /* Tavor only */ + __be32 comp_eqn; + __be32 pd; + __be32 lkey; + __be32 last_notified_index; + __be32 solicit_producer_index; + __be32 consumer_index; + __be32 producer_index; + __be32 cqn; + __be32 ci_db; /* Arbel only */ + __be32 state_db; /* Arbel only */ + u32 reserved; } __attribute__((packed)); #define MTHCA_CQ_STATUS_OK ( 0 << 28) @@ -108,31 +110,31 @@ enum { }; struct mthca_cqe { - u32 my_qpn; - u32 my_ee; - u32 rqpn; - u16 sl_g_mlpath; - u16 rlid; - u32 imm_etype_pkey_eec; - u32 byte_cnt; - u32 wqe; - u8 opcode; - u8 is_send; - u8 reserved; - u8 owner; + __be32 my_qpn; + __be32 my_ee; + __be32 rqpn; + __be16 sl_g_mlpath; + __be16 rlid; + __be32 imm_etype_pkey_eec; + __be32 byte_cnt; + __be32 wqe; + u8 opcode; + u8 is_send; + u8 reserved; + u8 owner; }; struct mthca_err_cqe { - u32 my_qpn; - u32 reserved1[3]; - u8 syndrome; - u8 reserved2; - u16 db_cnt; - u32 reserved3; - u32 wqe; - u8 opcode; - u8 reserved4[2]; - u8 owner; + __be32 my_qpn; + u32 reserved1[3]; + u8 syndrome; + u8 reserved2; + __be16 db_cnt; + u32 reserved3; + __be32 wqe; + u8 opcode; + u8 reserved4[2]; + u8 owner; }; #define MTHCA_CQ_ENTRY_OWNER_SW (0 << 7) @@ -191,7 +193,7 @@ static void dump_cqe(struct mthca_dev *dev, void *cqe_ptr) static inline void update_cons_index(struct mthca_dev *dev, struct mthca_cq *cq, int incr) { - u32 doorbell[2]; + __be32 doorbell[2]; if (mthca_is_memfree(dev)) { *cq->set_ci_db = cpu_to_be32(cq->cons_index); @@ -222,7 +224,8 @@ void mthca_cq_event(struct mthca_dev *dev, u32 cqn) cq->ibcq.comp_handler(&cq->ibcq, cq->ibcq.cq_context); } -void mthca_cq_clean(struct mthca_dev *dev, u32 cqn, u32 qpn) +void mthca_cq_clean(struct mthca_dev *dev, u32 cqn, u32 qpn, + struct mthca_srq *srq) { struct mthca_cq *cq; struct mthca_cqe *cqe; @@ -263,8 +266,11 @@ void mthca_cq_clean(struct mthca_dev *dev, u32 cqn, u32 qpn) */ while (prod_index > cq->cons_index) { cqe = get_cqe(cq, (prod_index - 1) & cq->ibcq.cqe); - if (cqe->my_qpn == cpu_to_be32(qpn)) + if (cqe->my_qpn == cpu_to_be32(qpn)) { + if (srq) + mthca_free_srq_wqe(srq, be32_to_cpu(cqe->wqe)); ++nfreed; + } else if (nfreed) memcpy(get_cqe(cq, (prod_index - 1 + nfreed) & cq->ibcq.cqe), @@ -291,7 +297,7 @@ static int handle_error_cqe(struct mthca_dev *dev, struct mthca_cq *cq, { int err; int dbd; - u32 new_wqe; + __be32 new_wqe; if (cqe->syndrome == SYNDROME_LOCAL_QP_OP_ERR) { mthca_dbg(dev, "local QP operation err " @@ -365,6 +371,13 @@ static int handle_error_cqe(struct mthca_dev *dev, struct mthca_cq *cq, break; } + /* + * Mem-free HCAs always generate one CQE per WQE, even in the + * error case, so we don't have to check the doorbell count, etc. + */ + if (mthca_is_memfree(dev)) + return 0; + err = mthca_free_err_wqe(dev, qp, is_send, wqe_index, &dbd, &new_wqe); if (err) return err; @@ -373,12 +386,8 @@ static int handle_error_cqe(struct mthca_dev *dev, struct mthca_cq *cq, * If we're at the end of the WQE chain, or we've used up our * doorbell count, free the CQE. Otherwise just update it for * the next poll operation. - * - * This does not apply to mem-free HCAs: they don't use the - * doorbell count field, and so we should always free the CQE. */ - if (mthca_is_memfree(dev) || - !(new_wqe & cpu_to_be32(0x3f)) || (!cqe->db_cnt && dbd)) + if (!(new_wqe & cpu_to_be32(0x3f)) || (!cqe->db_cnt && dbd)) return 0; cqe->db_cnt = cpu_to_be16(be16_to_cpu(cqe->db_cnt) - dbd); @@ -450,23 +459,27 @@ static inline int mthca_poll_one(struct mthca_dev *dev, >> wq->wqe_shift); entry->wr_id = (*cur_qp)->wrid[wqe_index + (*cur_qp)->rq.max]; + } else if ((*cur_qp)->ibqp.srq) { + struct mthca_srq *srq = to_msrq((*cur_qp)->ibqp.srq); + u32 wqe = be32_to_cpu(cqe->wqe); + wq = NULL; + wqe_index = wqe >> srq->wqe_shift; + entry->wr_id = srq->wrid[wqe_index]; + mthca_free_srq_wqe(srq, wqe); } else { wq = &(*cur_qp)->rq; wqe_index = be32_to_cpu(cqe->wqe) >> wq->wqe_shift; entry->wr_id = (*cur_qp)->wrid[wqe_index]; } - if (wq->last_comp < wqe_index) - wq->tail += wqe_index - wq->last_comp; - else - wq->tail += wqe_index + wq->max - wq->last_comp; - - wq->last_comp = wqe_index; + if (wq) { + if (wq->last_comp < wqe_index) + wq->tail += wqe_index - wq->last_comp; + else + wq->tail += wqe_index + wq->max - wq->last_comp; - if (0) - mthca_dbg(dev, "%s completion for QP %06x, index %d (nr %d)\n", - is_send ? "Send" : "Receive", - (*cur_qp)->qpn, wqe_index, wq->max); + wq->last_comp = wqe_index; + } if (is_error) { err = handle_error_cqe(dev, cq, *cur_qp, wqe_index, is_send, @@ -584,13 +597,13 @@ int mthca_poll_cq(struct ib_cq *ibcq, int num_entries, int mthca_tavor_arm_cq(struct ib_cq *cq, enum ib_cq_notify notify) { - u32 doorbell[2]; + __be32 doorbell[2]; doorbell[0] = cpu_to_be32((notify == IB_CQ_SOLICITED ? MTHCA_TAVOR_CQ_DB_REQ_NOT_SOL : MTHCA_TAVOR_CQ_DB_REQ_NOT) | to_mcq(cq)->cqn); - doorbell[1] = 0xffffffff; + doorbell[1] = (__force __be32) 0xffffffff; mthca_write64(doorbell, to_mdev(cq->device)->kar + MTHCA_CQ_DOORBELL, @@ -602,9 +615,9 @@ int mthca_tavor_arm_cq(struct ib_cq *cq, enum ib_cq_notify notify) int mthca_arbel_arm_cq(struct ib_cq *ibcq, enum ib_cq_notify notify) { struct mthca_cq *cq = to_mcq(ibcq); - u32 doorbell[2]; + __be32 doorbell[2]; u32 sn; - u32 ci; + __be32 ci; sn = cq->arm_sn & 3; ci = cpu_to_be32(cq->cons_index); @@ -637,113 +650,8 @@ int mthca_arbel_arm_cq(struct ib_cq *ibcq, enum ib_cq_notify notify) static void mthca_free_cq_buf(struct mthca_dev *dev, struct mthca_cq *cq) { - int i; - int size; - - if (cq->is_direct) - dma_free_coherent(&dev->pdev->dev, - (cq->ibcq.cqe + 1) * MTHCA_CQ_ENTRY_SIZE, - cq->queue.direct.buf, - pci_unmap_addr(&cq->queue.direct, - mapping)); - else { - size = (cq->ibcq.cqe + 1) * MTHCA_CQ_ENTRY_SIZE; - for (i = 0; i < (size + PAGE_SIZE - 1) / PAGE_SIZE; ++i) - if (cq->queue.page_list[i].buf) - dma_free_coherent(&dev->pdev->dev, PAGE_SIZE, - cq->queue.page_list[i].buf, - pci_unmap_addr(&cq->queue.page_list[i], - mapping)); - - kfree(cq->queue.page_list); - } -} - -static int mthca_alloc_cq_buf(struct mthca_dev *dev, int size, - struct mthca_cq *cq) -{ - int err = -ENOMEM; - int npages, shift; - u64 *dma_list = NULL; - dma_addr_t t; - int i; - - if (size <= MTHCA_MAX_DIRECT_CQ_SIZE) { - cq->is_direct = 1; - npages = 1; - shift = get_order(size) + PAGE_SHIFT; - - cq->queue.direct.buf = dma_alloc_coherent(&dev->pdev->dev, - size, &t, GFP_KERNEL); - if (!cq->queue.direct.buf) - return -ENOMEM; - - pci_unmap_addr_set(&cq->queue.direct, mapping, t); - - memset(cq->queue.direct.buf, 0, size); - - while (t & ((1 << shift) - 1)) { - --shift; - npages *= 2; - } - - dma_list = kmalloc(npages * sizeof *dma_list, GFP_KERNEL); - if (!dma_list) - goto err_free; - - for (i = 0; i < npages; ++i) - dma_list[i] = t + i * (1 << shift); - } else { - cq->is_direct = 0; - npages = (size + PAGE_SIZE - 1) / PAGE_SIZE; - shift = PAGE_SHIFT; - - dma_list = kmalloc(npages * sizeof *dma_list, GFP_KERNEL); - if (!dma_list) - return -ENOMEM; - - cq->queue.page_list = kmalloc(npages * sizeof *cq->queue.page_list, - GFP_KERNEL); - if (!cq->queue.page_list) - goto err_out; - - for (i = 0; i < npages; ++i) - cq->queue.page_list[i].buf = NULL; - - for (i = 0; i < npages; ++i) { - cq->queue.page_list[i].buf = - dma_alloc_coherent(&dev->pdev->dev, PAGE_SIZE, - &t, GFP_KERNEL); - if (!cq->queue.page_list[i].buf) - goto err_free; - - dma_list[i] = t; - pci_unmap_addr_set(&cq->queue.page_list[i], mapping, t); - - memset(cq->queue.page_list[i].buf, 0, PAGE_SIZE); - } - } - - err = mthca_mr_alloc_phys(dev, dev->driver_pd.pd_num, - dma_list, shift, npages, - 0, size, - MTHCA_MPT_FLAG_LOCAL_WRITE | - MTHCA_MPT_FLAG_LOCAL_READ, - &cq->mr); - if (err) - goto err_free; - - kfree(dma_list); - - return 0; - -err_free: - mthca_free_cq_buf(dev, cq); - -err_out: - kfree(dma_list); - - return err; + mthca_buf_free(dev, (cq->ibcq.cqe + 1) * MTHCA_CQ_ENTRY_SIZE, + &cq->queue, cq->is_direct, &cq->mr); } int mthca_init_cq(struct mthca_dev *dev, int nent, @@ -795,7 +703,9 @@ int mthca_init_cq(struct mthca_dev *dev, int nent, cq_context = mailbox->buf; if (cq->is_kernel) { - err = mthca_alloc_cq_buf(dev, size, cq); + err = mthca_buf_alloc(dev, size, MTHCA_MAX_DIRECT_CQ_SIZE, + &cq->queue, &cq->is_direct, + &dev->driver_pd, 1, &cq->mr); if (err) goto err_out_mailbox; @@ -811,7 +721,6 @@ int mthca_init_cq(struct mthca_dev *dev, int nent, cq_context->flags = cpu_to_be32(MTHCA_CQ_STATUS_OK | MTHCA_CQ_STATE_DISARMED | MTHCA_CQ_FLAG_TR); - cq_context->start = cpu_to_be64(0); cq_context->logsize_usrpage = cpu_to_be32((ffs(nent) - 1) << 24); if (ctx) cq_context->logsize_usrpage |= cpu_to_be32(ctx->uar.index); @@ -857,10 +766,8 @@ int mthca_init_cq(struct mthca_dev *dev, int nent, return 0; err_out_free_mr: - if (cq->is_kernel) { - mthca_free_mr(dev, &cq->mr); + if (cq->is_kernel) mthca_free_cq_buf(dev, cq); - } err_out_mailbox: mthca_free_mailbox(dev, mailbox); @@ -904,7 +811,7 @@ void mthca_free_cq(struct mthca_dev *dev, mthca_warn(dev, "HW2SW_CQ returned status 0x%02x\n", status); if (0) { - u32 *ctx = mailbox->buf; + __be32 *ctx = mailbox->buf; int j; printk(KERN_ERR "context for CQN %x (cons index %x, next sw %d)\n", @@ -928,7 +835,6 @@ void mthca_free_cq(struct mthca_dev *dev, wait_event(cq->wait, !atomic_read(&cq->refcount)); if (cq->is_kernel) { - mthca_free_mr(dev, &cq->mr); mthca_free_cq_buf(dev, cq); if (mthca_is_memfree(dev)) { mthca_free_db(dev, MTHCA_DB_TYPE_CQ_ARM, cq->arm_db_index); diff --git a/drivers/infiniband/hw/mthca/mthca_dev.h b/drivers/infiniband/hw/mthca/mthca_dev.h index 5ecdd2eeeb0..7bff5a8425f 100644 --- a/drivers/infiniband/hw/mthca/mthca_dev.h +++ b/drivers/infiniband/hw/mthca/mthca_dev.h @@ -2,6 +2,8 @@ * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. * Copyright (c) 2005 Cisco Systems. All rights reserved. + * Copyright (c) 2005 Mellanox Technologies. All rights reserved. + * Copyright (c) 2004 Voltaire, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -67,6 +69,10 @@ enum { }; enum { + MTHCA_BOARD_ID_LEN = 64 +}; + +enum { MTHCA_EQ_CONTEXT_SIZE = 0x40, MTHCA_CQ_CONTEXT_SIZE = 0x40, MTHCA_QP_CONTEXT_SIZE = 0x200, @@ -142,6 +148,7 @@ struct mthca_limits { int reserved_mcgs; int num_pds; int reserved_pds; + u8 port_width_cap; }; struct mthca_alloc { @@ -211,6 +218,13 @@ struct mthca_cq_table { struct mthca_icm_table *table; }; +struct mthca_srq_table { + struct mthca_alloc alloc; + spinlock_t lock; + struct mthca_array srq; + struct mthca_icm_table *table; +}; + struct mthca_qp_table { struct mthca_alloc alloc; u32 rdb_base; @@ -246,6 +260,7 @@ struct mthca_dev { unsigned long device_cap_flags; u32 rev_id; + char board_id[MTHCA_BOARD_ID_LEN]; /* firmware info */ u64 fw_ver; @@ -291,6 +306,7 @@ struct mthca_dev { struct mthca_mr_table mr_table; struct mthca_eq_table eq_table; struct mthca_cq_table cq_table; + struct mthca_srq_table srq_table; struct mthca_qp_table qp_table; struct mthca_av_table av_table; struct mthca_mcg_table mcg_table; @@ -331,14 +347,13 @@ extern void __buggy_use_of_MTHCA_PUT(void); #define MTHCA_PUT(dest, source, offset) \ do { \ - __typeof__(source) *__p = \ - (__typeof__(source) *) ((char *) (dest) + (offset)); \ + void *__d = ((char *) (dest) + (offset)); \ switch (sizeof(source)) { \ - case 1: *__p = (source); break; \ - case 2: *__p = cpu_to_be16(source); break; \ - case 4: *__p = cpu_to_be32(source); break; \ - case 8: *__p = cpu_to_be64(source); break; \ - default: __buggy_use_of_MTHCA_PUT(); \ + case 1: *(u8 *) __d = (source); break; \ + case 2: *(__be16 *) __d = cpu_to_be16(source); break; \ + case 4: *(__be32 *) __d = cpu_to_be32(source); break; \ + case 8: *(__be64 *) __d = cpu_to_be64(source); break; \ + default: __buggy_use_of_MTHCA_PUT(); \ } \ } while (0) @@ -354,12 +369,18 @@ int mthca_array_set(struct mthca_array *array, int index, void *value); void mthca_array_clear(struct mthca_array *array, int index); int mthca_array_init(struct mthca_array *array, int nent); void mthca_array_cleanup(struct mthca_array *array, int nent); +int mthca_buf_alloc(struct mthca_dev *dev, int size, int max_direct, + union mthca_buf *buf, int *is_direct, struct mthca_pd *pd, + int hca_write, struct mthca_mr *mr); +void mthca_buf_free(struct mthca_dev *dev, int size, union mthca_buf *buf, + int is_direct, struct mthca_mr *mr); int mthca_init_uar_table(struct mthca_dev *dev); int mthca_init_pd_table(struct mthca_dev *dev); int mthca_init_mr_table(struct mthca_dev *dev); int mthca_init_eq_table(struct mthca_dev *dev); int mthca_init_cq_table(struct mthca_dev *dev); +int mthca_init_srq_table(struct mthca_dev *dev); int mthca_init_qp_table(struct mthca_dev *dev); int mthca_init_av_table(struct mthca_dev *dev); int mthca_init_mcg_table(struct mthca_dev *dev); @@ -369,6 +390,7 @@ void mthca_cleanup_pd_table(struct mthca_dev *dev); void mthca_cleanup_mr_table(struct mthca_dev *dev); void mthca_cleanup_eq_table(struct mthca_dev *dev); void mthca_cleanup_cq_table(struct mthca_dev *dev); +void mthca_cleanup_srq_table(struct mthca_dev *dev); void mthca_cleanup_qp_table(struct mthca_dev *dev); void mthca_cleanup_av_table(struct mthca_dev *dev); void mthca_cleanup_mcg_table(struct mthca_dev *dev); @@ -419,7 +441,19 @@ int mthca_init_cq(struct mthca_dev *dev, int nent, void mthca_free_cq(struct mthca_dev *dev, struct mthca_cq *cq); void mthca_cq_event(struct mthca_dev *dev, u32 cqn); -void mthca_cq_clean(struct mthca_dev *dev, u32 cqn, u32 qpn); +void mthca_cq_clean(struct mthca_dev *dev, u32 cqn, u32 qpn, + struct mthca_srq *srq); + +int mthca_alloc_srq(struct mthca_dev *dev, struct mthca_pd *pd, + struct ib_srq_attr *attr, struct mthca_srq *srq); +void mthca_free_srq(struct mthca_dev *dev, struct mthca_srq *srq); +void mthca_srq_event(struct mthca_dev *dev, u32 srqn, + enum ib_event_type event_type); +void mthca_free_srq_wqe(struct mthca_srq *srq, u32 wqe_addr); +int mthca_tavor_post_srq_recv(struct ib_srq *srq, struct ib_recv_wr *wr, + struct ib_recv_wr **bad_wr); +int mthca_arbel_post_srq_recv(struct ib_srq *srq, struct ib_recv_wr *wr, + struct ib_recv_wr **bad_wr); void mthca_qp_event(struct mthca_dev *dev, u32 qpn, enum ib_event_type event_type); @@ -433,7 +467,7 @@ int mthca_arbel_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr, int mthca_arbel_post_receive(struct ib_qp *ibqp, struct ib_recv_wr *wr, struct ib_recv_wr **bad_wr); int mthca_free_err_wqe(struct mthca_dev *dev, struct mthca_qp *qp, int is_send, - int index, int *dbd, u32 *new_wqe); + int index, int *dbd, __be32 *new_wqe); int mthca_alloc_qp(struct mthca_dev *dev, struct mthca_pd *pd, struct mthca_cq *send_cq, diff --git a/drivers/infiniband/hw/mthca/mthca_doorbell.h b/drivers/infiniband/hw/mthca/mthca_doorbell.h index 535fad7710f..dd9a44d170c 100644 --- a/drivers/infiniband/hw/mthca/mthca_doorbell.h +++ b/drivers/infiniband/hw/mthca/mthca_doorbell.h @@ -1,6 +1,7 @@ /* * Copyright (c) 2004 Topspin Communications. All rights reserved. * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. + * Copyright (c) 2005 Mellanox Technologies. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -57,13 +58,13 @@ static inline void mthca_write64_raw(__be64 val, void __iomem *dest) __raw_writeq((__force u64) val, dest); } -static inline void mthca_write64(u32 val[2], void __iomem *dest, +static inline void mthca_write64(__be32 val[2], void __iomem *dest, spinlock_t *doorbell_lock) { __raw_writeq(*(u64 *) val, dest); } -static inline void mthca_write_db_rec(u32 val[2], u32 *db) +static inline void mthca_write_db_rec(__be32 val[2], __be32 *db) { *(u64 *) db = *(u64 *) val; } @@ -86,18 +87,18 @@ static inline void mthca_write64_raw(__be64 val, void __iomem *dest) __raw_writel(((__force u32 *) &val)[1], dest + 4); } -static inline void mthca_write64(u32 val[2], void __iomem *dest, +static inline void mthca_write64(__be32 val[2], void __iomem *dest, spinlock_t *doorbell_lock) { unsigned long flags; spin_lock_irqsave(doorbell_lock, flags); - __raw_writel(val[0], dest); - __raw_writel(val[1], dest + 4); + __raw_writel((__force u32) val[0], dest); + __raw_writel((__force u32) val[1], dest + 4); spin_unlock_irqrestore(doorbell_lock, flags); } -static inline void mthca_write_db_rec(u32 val[2], u32 *db) +static inline void mthca_write_db_rec(__be32 val[2], __be32 *db) { db[0] = val[0]; wmb(); diff --git a/drivers/infiniband/hw/mthca/mthca_eq.c b/drivers/infiniband/hw/mthca/mthca_eq.c index cbcf2b4722e..18f0981eb0c 100644 --- a/drivers/infiniband/hw/mthca/mthca_eq.c +++ b/drivers/infiniband/hw/mthca/mthca_eq.c @@ -1,5 +1,6 @@ /* * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. + * Copyright (c) 2005 Mellanox Technologies. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -51,18 +52,18 @@ enum { * Must be packed because start is 64 bits but only aligned to 32 bits. */ struct mthca_eq_context { - u32 flags; - u64 start; - u32 logsize_usrpage; - u32 tavor_pd; /* reserved for Arbel */ - u8 reserved1[3]; - u8 intr; - u32 arbel_pd; /* lost_count for Tavor */ - u32 lkey; - u32 reserved2[2]; - u32 consumer_index; - u32 producer_index; - u32 reserved3[4]; + __be32 flags; + __be64 start; + __be32 logsize_usrpage; + __be32 tavor_pd; /* reserved for Arbel */ + u8 reserved1[3]; + u8 intr; + __be32 arbel_pd; /* lost_count for Tavor */ + __be32 lkey; + u32 reserved2[2]; + __be32 consumer_index; + __be32 producer_index; + u32 reserved3[4]; } __attribute__((packed)); #define MTHCA_EQ_STATUS_OK ( 0 << 28) @@ -127,28 +128,28 @@ struct mthca_eqe { union { u32 raw[6]; struct { - u32 cqn; + __be32 cqn; } __attribute__((packed)) comp; struct { - u16 reserved1; - u16 token; - u32 reserved2; - u8 reserved3[3]; - u8 status; - u64 out_param; + u16 reserved1; + __be16 token; + u32 reserved2; + u8 reserved3[3]; + u8 status; + __be64 out_param; } __attribute__((packed)) cmd; struct { - u32 qpn; + __be32 qpn; } __attribute__((packed)) qp; struct { - u32 cqn; - u32 reserved1; - u8 reserved2[3]; - u8 syndrome; + __be32 cqn; + u32 reserved1; + u8 reserved2[3]; + u8 syndrome; } __attribute__((packed)) cq_err; struct { - u32 reserved1[2]; - u32 port; + u32 reserved1[2]; + __be32 port; } __attribute__((packed)) port_change; } event; u8 reserved3[3]; @@ -167,7 +168,7 @@ static inline u64 async_mask(struct mthca_dev *dev) static inline void tavor_set_eq_ci(struct mthca_dev *dev, struct mthca_eq *eq, u32 ci) { - u32 doorbell[2]; + __be32 doorbell[2]; doorbell[0] = cpu_to_be32(MTHCA_EQ_DB_SET_CI | eq->eqn); doorbell[1] = cpu_to_be32(ci & (eq->nent - 1)); @@ -190,8 +191,8 @@ static inline void arbel_set_eq_ci(struct mthca_dev *dev, struct mthca_eq *eq, u { /* See comment in tavor_set_eq_ci() above. */ wmb(); - __raw_writel(cpu_to_be32(ci), dev->eq_regs.arbel.eq_set_ci_base + - eq->eqn * 8); + __raw_writel((__force u32) cpu_to_be32(ci), + dev->eq_regs.arbel.eq_set_ci_base + eq->eqn * 8); /* We still want ordering, just not swabbing, so add a barrier */ mb(); } @@ -206,7 +207,7 @@ static inline void set_eq_ci(struct mthca_dev *dev, struct mthca_eq *eq, u32 ci) static inline void tavor_eq_req_not(struct mthca_dev *dev, int eqn) { - u32 doorbell[2]; + __be32 doorbell[2]; doorbell[0] = cpu_to_be32(MTHCA_EQ_DB_REQ_NOT | eqn); doorbell[1] = 0; @@ -224,7 +225,7 @@ static inline void arbel_eq_req_not(struct mthca_dev *dev, u32 eqn_mask) static inline void disarm_cq(struct mthca_dev *dev, int eqn, int cqn) { if (!mthca_is_memfree(dev)) { - u32 doorbell[2]; + __be32 doorbell[2]; doorbell[0] = cpu_to_be32(MTHCA_EQ_DB_DISARM_CQ | eqn); doorbell[1] = cpu_to_be32(cqn); diff --git a/drivers/infiniband/hw/mthca/mthca_mad.c b/drivers/infiniband/hw/mthca/mthca_mad.c index 7df22364201..9804174f7f3 100644 --- a/drivers/infiniband/hw/mthca/mthca_mad.c +++ b/drivers/infiniband/hw/mthca/mthca_mad.c @@ -1,5 +1,7 @@ /* * Copyright (c) 2004 Topspin Communications. All rights reserved. + * Copyright (c) 2005 Mellanox Technologies. All rights reserved. + * Copyright (c) 2004 Voltaire, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -32,9 +34,9 @@ * $Id: mthca_mad.c 1349 2004-12-16 21:09:43Z roland $ */ -#include <ib_verbs.h> -#include <ib_mad.h> -#include <ib_smi.h> +#include <rdma/ib_verbs.h> +#include <rdma/ib_mad.h> +#include <rdma/ib_smi.h> #include "mthca_dev.h" #include "mthca_cmd.h" @@ -192,7 +194,7 @@ int mthca_process_mad(struct ib_device *ibdev, { int err; u8 status; - u16 slid = in_wc ? in_wc->slid : IB_LID_PERMISSIVE; + u16 slid = in_wc ? in_wc->slid : be16_to_cpu(IB_LID_PERMISSIVE); /* Forward locally generated traps to the SM */ if (in_mad->mad_hdr.method == IB_MGMT_METHOD_TRAP && diff --git a/drivers/infiniband/hw/mthca/mthca_main.c b/drivers/infiniband/hw/mthca/mthca_main.c index 2ef916859e1..3241d6c9dc1 100644 --- a/drivers/infiniband/hw/mthca/mthca_main.c +++ b/drivers/infiniband/hw/mthca/mthca_main.c @@ -1,6 +1,7 @@ /* * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. + * Copyright (c) 2005 Mellanox Technologies. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -34,7 +35,6 @@ */ #include <linux/config.h> -#include <linux/version.h> #include <linux/module.h> #include <linux/init.h> #include <linux/errno.h> @@ -171,6 +171,7 @@ static int __devinit mthca_dev_lim(struct mthca_dev *mdev, struct mthca_dev_lim mdev->limits.reserved_mrws = dev_lim->reserved_mrws; mdev->limits.reserved_uars = dev_lim->reserved_uars; mdev->limits.reserved_pds = dev_lim->reserved_pds; + mdev->limits.port_width_cap = dev_lim->max_port_width; /* IB_DEVICE_RESIZE_MAX_WR not supported by driver. May be doable since hardware supports it for SRQ. @@ -212,7 +213,6 @@ static int __devinit mthca_init_tavor(struct mthca_dev *mdev) struct mthca_dev_lim dev_lim; struct mthca_profile profile; struct mthca_init_hca_param init_hca; - struct mthca_adapter adapter; err = mthca_SYS_EN(mdev, &status); if (err) { @@ -253,6 +253,8 @@ static int __devinit mthca_init_tavor(struct mthca_dev *mdev) profile = default_profile; profile.num_uar = dev_lim.uar_size / PAGE_SIZE; profile.uarc_size = 0; + if (mdev->mthca_flags & MTHCA_FLAG_SRQ) + profile.num_srq = dev_lim.max_srqs; err = mthca_make_profile(mdev, &profile, &dev_lim, &init_hca); if (err < 0) @@ -270,26 +272,8 @@ static int __devinit mthca_init_tavor(struct mthca_dev *mdev) goto err_disable; } - err = mthca_QUERY_ADAPTER(mdev, &adapter, &status); - if (err) { - mthca_err(mdev, "QUERY_ADAPTER command failed, aborting.\n"); - goto err_close; - } - if (status) { - mthca_err(mdev, "QUERY_ADAPTER returned status 0x%02x, " - "aborting.\n", status); - err = -EINVAL; - goto err_close; - } - - mdev->eq_table.inta_pin = adapter.inta_pin; - mdev->rev_id = adapter.revision_id; - return 0; -err_close: - mthca_CLOSE_HCA(mdev, 0, &status); - err_disable: mthca_SYS_DIS(mdev, &status); @@ -442,15 +426,29 @@ static int __devinit mthca_init_icm(struct mthca_dev *mdev, } mdev->cq_table.table = mthca_alloc_icm_table(mdev, init_hca->cqc_base, - dev_lim->cqc_entry_sz, - mdev->limits.num_cqs, - mdev->limits.reserved_cqs, 0); + dev_lim->cqc_entry_sz, + mdev->limits.num_cqs, + mdev->limits.reserved_cqs, 0); if (!mdev->cq_table.table) { mthca_err(mdev, "Failed to map CQ context memory, aborting.\n"); err = -ENOMEM; goto err_unmap_rdb; } + if (mdev->mthca_flags & MTHCA_FLAG_SRQ) { + mdev->srq_table.table = + mthca_alloc_icm_table(mdev, init_hca->srqc_base, + dev_lim->srq_entry_sz, + mdev->limits.num_srqs, + mdev->limits.reserved_srqs, 0); + if (!mdev->srq_table.table) { + mthca_err(mdev, "Failed to map SRQ context memory, " + "aborting.\n"); + err = -ENOMEM; + goto err_unmap_cq; + } + } + /* * It's not strictly required, but for simplicity just map the * whole multicast group table now. The table isn't very big @@ -466,11 +464,15 @@ static int __devinit mthca_init_icm(struct mthca_dev *mdev, if (!mdev->mcg_table.table) { mthca_err(mdev, "Failed to map MCG context memory, aborting.\n"); err = -ENOMEM; - goto err_unmap_cq; + goto err_unmap_srq; } return 0; +err_unmap_srq: + if (mdev->mthca_flags & MTHCA_FLAG_SRQ) + mthca_free_icm_table(mdev, mdev->srq_table.table); + err_unmap_cq: mthca_free_icm_table(mdev, mdev->cq_table.table); @@ -506,7 +508,6 @@ static int __devinit mthca_init_arbel(struct mthca_dev *mdev) struct mthca_dev_lim dev_lim; struct mthca_profile profile; struct mthca_init_hca_param init_hca; - struct mthca_adapter adapter; u64 icm_size; u8 status; int err; @@ -551,6 +552,8 @@ static int __devinit mthca_init_arbel(struct mthca_dev *mdev) profile = default_profile; profile.num_uar = dev_lim.uar_size / PAGE_SIZE; profile.num_udav = 0; + if (mdev->mthca_flags & MTHCA_FLAG_SRQ) + profile.num_srq = dev_lim.max_srqs; icm_size = mthca_make_profile(mdev, &profile, &dev_lim, &init_hca); if ((int) icm_size < 0) { @@ -574,24 +577,11 @@ static int __devinit mthca_init_arbel(struct mthca_dev *mdev) goto err_free_icm; } - err = mthca_QUERY_ADAPTER(mdev, &adapter, &status); - if (err) { - mthca_err(mdev, "QUERY_ADAPTER command failed, aborting.\n"); - goto err_free_icm; - } - if (status) { - mthca_err(mdev, "QUERY_ADAPTER returned status 0x%02x, " - "aborting.\n", status); - err = -EINVAL; - goto err_free_icm; - } - - mdev->eq_table.inta_pin = adapter.inta_pin; - mdev->rev_id = adapter.revision_id; - return 0; err_free_icm: + if (mdev->mthca_flags & MTHCA_FLAG_SRQ) + mthca_free_icm_table(mdev, mdev->srq_table.table); mthca_free_icm_table(mdev, mdev->cq_table.table); mthca_free_icm_table(mdev, mdev->qp_table.rdb_table); mthca_free_icm_table(mdev, mdev->qp_table.eqp_table); @@ -614,12 +604,70 @@ err_disable: return err; } +static void mthca_close_hca(struct mthca_dev *mdev) +{ + u8 status; + + mthca_CLOSE_HCA(mdev, 0, &status); + + if (mthca_is_memfree(mdev)) { + if (mdev->mthca_flags & MTHCA_FLAG_SRQ) + mthca_free_icm_table(mdev, mdev->srq_table.table); + mthca_free_icm_table(mdev, mdev->cq_table.table); + mthca_free_icm_table(mdev, mdev->qp_table.rdb_table); + mthca_free_icm_table(mdev, mdev->qp_table.eqp_table); + mthca_free_icm_table(mdev, mdev->qp_table.qp_table); + mthca_free_icm_table(mdev, mdev->mr_table.mpt_table); + mthca_free_icm_table(mdev, mdev->mr_table.mtt_table); + mthca_unmap_eq_icm(mdev); + + mthca_UNMAP_ICM_AUX(mdev, &status); + mthca_free_icm(mdev, mdev->fw.arbel.aux_icm); + + mthca_UNMAP_FA(mdev, &status); + mthca_free_icm(mdev, mdev->fw.arbel.fw_icm); + + if (!(mdev->mthca_flags & MTHCA_FLAG_NO_LAM)) + mthca_DISABLE_LAM(mdev, &status); + } else + mthca_SYS_DIS(mdev, &status); +} + static int __devinit mthca_init_hca(struct mthca_dev *mdev) { + u8 status; + int err; + struct mthca_adapter adapter; + if (mthca_is_memfree(mdev)) - return mthca_init_arbel(mdev); + err = mthca_init_arbel(mdev); else - return mthca_init_tavor(mdev); + err = mthca_init_tavor(mdev); + + if (err) + return err; + + err = mthca_QUERY_ADAPTER(mdev, &adapter, &status); + if (err) { + mthca_err(mdev, "QUERY_ADAPTER command failed, aborting.\n"); + goto err_close; + } + if (status) { + mthca_err(mdev, "QUERY_ADAPTER returned status 0x%02x, " + "aborting.\n", status); + err = -EINVAL; + goto err_close; + } + + mdev->eq_table.inta_pin = adapter.inta_pin; + mdev->rev_id = adapter.revision_id; + memcpy(mdev->board_id, adapter.board_id, sizeof mdev->board_id); + + return 0; + +err_close: + mthca_close_hca(mdev); + return err; } static int __devinit mthca_setup_hca(struct mthca_dev *dev) @@ -709,11 +757,18 @@ static int __devinit mthca_setup_hca(struct mthca_dev *dev) goto err_cmd_poll; } + err = mthca_init_srq_table(dev); + if (err) { + mthca_err(dev, "Failed to initialize " + "shared receive queue table, aborting.\n"); + goto err_cq_table_free; + } + err = mthca_init_qp_table(dev); if (err) { mthca_err(dev, "Failed to initialize " "queue pair table, aborting.\n"); - goto err_cq_table_free; + goto err_srq_table_free; } err = mthca_init_av_table(dev); @@ -738,6 +793,9 @@ err_av_table_free: err_qp_table_free: mthca_cleanup_qp_table(dev); +err_srq_table_free: + mthca_cleanup_srq_table(dev); + err_cq_table_free: mthca_cleanup_cq_table(dev); @@ -844,33 +902,6 @@ static int __devinit mthca_enable_msi_x(struct mthca_dev *mdev) return 0; } -static void mthca_close_hca(struct mthca_dev *mdev) -{ - u8 status; - - mthca_CLOSE_HCA(mdev, 0, &status); - - if (mthca_is_memfree(mdev)) { - mthca_free_icm_table(mdev, mdev->cq_table.table); - mthca_free_icm_table(mdev, mdev->qp_table.rdb_table); - mthca_free_icm_table(mdev, mdev->qp_table.eqp_table); - mthca_free_icm_table(mdev, mdev->qp_table.qp_table); - mthca_free_icm_table(mdev, mdev->mr_table.mpt_table); - mthca_free_icm_table(mdev, mdev->mr_table.mtt_table); - mthca_unmap_eq_icm(mdev); - - mthca_UNMAP_ICM_AUX(mdev, &status); - mthca_free_icm(mdev, mdev->fw.arbel.aux_icm); - - mthca_UNMAP_FA(mdev, &status); - mthca_free_icm(mdev, mdev->fw.arbel.fw_icm); - - if (!(mdev->mthca_flags & MTHCA_FLAG_NO_LAM)) - mthca_DISABLE_LAM(mdev, &status); - } else - mthca_SYS_DIS(mdev, &status); -} - /* Types of supported HCA */ enum { TAVOR, /* MT23108 */ @@ -887,9 +918,9 @@ static struct { int is_memfree; int is_pcie; } mthca_hca_table[] = { - [TAVOR] = { .latest_fw = MTHCA_FW_VER(3, 3, 2), .is_memfree = 0, .is_pcie = 0 }, - [ARBEL_COMPAT] = { .latest_fw = MTHCA_FW_VER(4, 6, 2), .is_memfree = 0, .is_pcie = 1 }, - [ARBEL_NATIVE] = { .latest_fw = MTHCA_FW_VER(5, 0, 1), .is_memfree = 1, .is_pcie = 1 }, + [TAVOR] = { .latest_fw = MTHCA_FW_VER(3, 3, 3), .is_memfree = 0, .is_pcie = 0 }, + [ARBEL_COMPAT] = { .latest_fw = MTHCA_FW_VER(4, 7, 0), .is_memfree = 0, .is_pcie = 1 }, + [ARBEL_NATIVE] = { .latest_fw = MTHCA_FW_VER(5, 1, 0), .is_memfree = 1, .is_pcie = 1 }, [SINAI] = { .latest_fw = MTHCA_FW_VER(1, 0, 1), .is_memfree = 1, .is_pcie = 1 } }; @@ -1051,6 +1082,7 @@ err_cleanup: mthca_cleanup_mcg_table(mdev); mthca_cleanup_av_table(mdev); mthca_cleanup_qp_table(mdev); + mthca_cleanup_srq_table(mdev); mthca_cleanup_cq_table(mdev); mthca_cmd_use_polling(mdev); mthca_cleanup_eq_table(mdev); @@ -1100,6 +1132,7 @@ static void __devexit mthca_remove_one(struct pci_dev *pdev) mthca_cleanup_mcg_table(mdev); mthca_cleanup_av_table(mdev); mthca_cleanup_qp_table(mdev); + mthca_cleanup_srq_table(mdev); mthca_cleanup_cq_table(mdev); mthca_cmd_use_polling(mdev); mthca_cleanup_eq_table(mdev); diff --git a/drivers/infiniband/hw/mthca/mthca_mcg.c b/drivers/infiniband/hw/mthca/mthca_mcg.c index 5be7d949dbf..a2707605f4c 100644 --- a/drivers/infiniband/hw/mthca/mthca_mcg.c +++ b/drivers/infiniband/hw/mthca/mthca_mcg.c @@ -42,10 +42,10 @@ enum { }; struct mthca_mgm { - u32 next_gid_index; - u32 reserved[3]; - u8 gid[16]; - u32 qp[MTHCA_QP_PER_MGM]; + __be32 next_gid_index; + u32 reserved[3]; + u8 gid[16]; + __be32 qp[MTHCA_QP_PER_MGM]; }; static const u8 zero_gid[16]; /* automatically initialized to 0 */ @@ -94,10 +94,14 @@ static int find_mgm(struct mthca_dev *dev, if (0) mthca_dbg(dev, "Hash for %04x:%04x:%04x:%04x:" "%04x:%04x:%04x:%04x is %04x\n", - be16_to_cpu(((u16 *) gid)[0]), be16_to_cpu(((u16 *) gid)[1]), - be16_to_cpu(((u16 *) gid)[2]), be16_to_cpu(((u16 *) gid)[3]), - be16_to_cpu(((u16 *) gid)[4]), be16_to_cpu(((u16 *) gid)[5]), - be16_to_cpu(((u16 *) gid)[6]), be16_to_cpu(((u16 *) gid)[7]), + be16_to_cpu(((__be16 *) gid)[0]), + be16_to_cpu(((__be16 *) gid)[1]), + be16_to_cpu(((__be16 *) gid)[2]), + be16_to_cpu(((__be16 *) gid)[3]), + be16_to_cpu(((__be16 *) gid)[4]), + be16_to_cpu(((__be16 *) gid)[5]), + be16_to_cpu(((__be16 *) gid)[6]), + be16_to_cpu(((__be16 *) gid)[7]), *hash); *index = *hash; @@ -258,14 +262,14 @@ int mthca_multicast_detach(struct ib_qp *ibqp, union ib_gid *gid, u16 lid) if (index == -1) { mthca_err(dev, "MGID %04x:%04x:%04x:%04x:%04x:%04x:%04x:%04x " "not found\n", - be16_to_cpu(((u16 *) gid->raw)[0]), - be16_to_cpu(((u16 *) gid->raw)[1]), - be16_to_cpu(((u16 *) gid->raw)[2]), - be16_to_cpu(((u16 *) gid->raw)[3]), - be16_to_cpu(((u16 *) gid->raw)[4]), - be16_to_cpu(((u16 *) gid->raw)[5]), - be16_to_cpu(((u16 *) gid->raw)[6]), - be16_to_cpu(((u16 *) gid->raw)[7])); + be16_to_cpu(((__be16 *) gid->raw)[0]), + be16_to_cpu(((__be16 *) gid->raw)[1]), + be16_to_cpu(((__be16 *) gid->raw)[2]), + be16_to_cpu(((__be16 *) gid->raw)[3]), + be16_to_cpu(((__be16 *) gid->raw)[4]), + be16_to_cpu(((__be16 *) gid->raw)[5]), + be16_to_cpu(((__be16 *) gid->raw)[6]), + be16_to_cpu(((__be16 *) gid->raw)[7])); err = -EINVAL; goto out; } diff --git a/drivers/infiniband/hw/mthca/mthca_memfree.c b/drivers/infiniband/hw/mthca/mthca_memfree.c index 2a864615035..1827400f189 100644 --- a/drivers/infiniband/hw/mthca/mthca_memfree.c +++ b/drivers/infiniband/hw/mthca/mthca_memfree.c @@ -1,6 +1,7 @@ /* * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. * Copyright (c) 2005 Cisco Systems. All rights reserved. + * Copyright (c) 2005 Mellanox Technologies. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -285,6 +286,7 @@ struct mthca_icm_table *mthca_alloc_icm_table(struct mthca_dev *dev, { struct mthca_icm_table *table; int num_icm; + unsigned chunk_size; int i; u8 status; @@ -305,7 +307,11 @@ struct mthca_icm_table *mthca_alloc_icm_table(struct mthca_dev *dev, table->icm[i] = NULL; for (i = 0; i * MTHCA_TABLE_CHUNK_SIZE < reserved * obj_size; ++i) { - table->icm[i] = mthca_alloc_icm(dev, MTHCA_TABLE_CHUNK_SIZE >> PAGE_SHIFT, + chunk_size = MTHCA_TABLE_CHUNK_SIZE; + if ((i + 1) * MTHCA_TABLE_CHUNK_SIZE > nobj * obj_size) + chunk_size = nobj * obj_size - i * MTHCA_TABLE_CHUNK_SIZE; + + table->icm[i] = mthca_alloc_icm(dev, chunk_size >> PAGE_SHIFT, (use_lowmem ? GFP_KERNEL : GFP_HIGHUSER) | __GFP_NOWARN); if (!table->icm[i]) @@ -481,7 +487,7 @@ void mthca_cleanup_user_db_tab(struct mthca_dev *dev, struct mthca_uar *uar, } } -int mthca_alloc_db(struct mthca_dev *dev, int type, u32 qn, u32 **db) +int mthca_alloc_db(struct mthca_dev *dev, int type, u32 qn, __be32 **db) { int group; int start, end, dir; @@ -564,7 +570,7 @@ found: page->db_rec[j] = cpu_to_be64((qn << 8) | (type << 5)); - *db = (u32 *) &page->db_rec[j]; + *db = (__be32 *) &page->db_rec[j]; out: up(&dev->db_tab->mutex); diff --git a/drivers/infiniband/hw/mthca/mthca_memfree.h b/drivers/infiniband/hw/mthca/mthca_memfree.h index 4761d844cb5..bafa51544aa 100644 --- a/drivers/infiniband/hw/mthca/mthca_memfree.h +++ b/drivers/infiniband/hw/mthca/mthca_memfree.h @@ -1,6 +1,7 @@ /* * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. * Copyright (c) 2005 Cisco Systems. All rights reserved. + * Copyright (c) 2005 Mellanox Technologies. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -137,7 +138,7 @@ enum { struct mthca_db_page { DECLARE_BITMAP(used, MTHCA_DB_REC_PER_PAGE); - u64 *db_rec; + __be64 *db_rec; dma_addr_t mapping; }; @@ -172,7 +173,7 @@ void mthca_cleanup_user_db_tab(struct mthca_dev *dev, struct mthca_uar *uar, int mthca_init_db_tab(struct mthca_dev *dev); void mthca_cleanup_db_tab(struct mthca_dev *dev); -int mthca_alloc_db(struct mthca_dev *dev, int type, u32 qn, u32 **db); +int mthca_alloc_db(struct mthca_dev *dev, int type, u32 qn, __be32 **db); void mthca_free_db(struct mthca_dev *dev, int type, int db_index); #endif /* MTHCA_MEMFREE_H */ diff --git a/drivers/infiniband/hw/mthca/mthca_mr.c b/drivers/infiniband/hw/mthca/mthca_mr.c index cbe50feaf68..1f97a44477f 100644 --- a/drivers/infiniband/hw/mthca/mthca_mr.c +++ b/drivers/infiniband/hw/mthca/mthca_mr.c @@ -1,5 +1,6 @@ /* * Copyright (c) 2004 Topspin Communications. All rights reserved. + * Copyright (c) 2005 Mellanox Technologies. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -50,18 +51,18 @@ struct mthca_mtt { * Must be packed because mtt_seg is 64 bits but only aligned to 32 bits. */ struct mthca_mpt_entry { - u32 flags; - u32 page_size; - u32 key; - u32 pd; - u64 start; - u64 length; - u32 lkey; - u32 window_count; - u32 window_count_limit; - u64 mtt_seg; - u32 mtt_sz; /* Arbel only */ - u32 reserved[2]; + __be32 flags; + __be32 page_size; + __be32 key; + __be32 pd; + __be64 start; + __be64 length; + __be32 lkey; + __be32 window_count; + __be32 window_count_limit; + __be64 mtt_seg; + __be32 mtt_sz; /* Arbel only */ + u32 reserved[2]; } __attribute__((packed)); #define MTHCA_MPT_FLAG_SW_OWNS (0xfUL << 28) @@ -247,7 +248,7 @@ int mthca_write_mtt(struct mthca_dev *dev, struct mthca_mtt *mtt, int start_index, u64 *buffer_list, int list_len) { struct mthca_mailbox *mailbox; - u64 *mtt_entry; + __be64 *mtt_entry; int err = 0; u8 status; int i; @@ -389,7 +390,7 @@ int mthca_mr_alloc(struct mthca_dev *dev, u32 pd, int buffer_size_shift, for (i = 0; i < sizeof (struct mthca_mpt_entry) / 4; ++i) { if (i % 4 == 0) printk("[%02x] ", i * 4); - printk(" %08x", be32_to_cpu(((u32 *) mpt_entry)[i])); + printk(" %08x", be32_to_cpu(((__be32 *) mpt_entry)[i])); if ((i + 1) % 4 == 0) printk("\n"); } @@ -458,7 +459,7 @@ int mthca_mr_alloc_phys(struct mthca_dev *dev, u32 pd, static void mthca_free_region(struct mthca_dev *dev, u32 lkey) { mthca_table_put(dev, dev->mr_table.mpt_table, - arbel_key_to_hw_index(lkey)); + key_to_hw_index(dev, lkey)); mthca_free(&dev->mr_table.mpt_alloc, key_to_hw_index(dev, lkey)); } @@ -562,7 +563,7 @@ int mthca_fmr_alloc(struct mthca_dev *dev, u32 pd, for (i = 0; i < sizeof (struct mthca_mpt_entry) / 4; ++i) { if (i % 4 == 0) printk("[%02x] ", i * 4); - printk(" %08x", be32_to_cpu(((u32 *) mpt_entry)[i])); + printk(" %08x", be32_to_cpu(((__be32 *) mpt_entry)[i])); if ((i + 1) % 4 == 0) printk("\n"); } @@ -669,7 +670,7 @@ int mthca_tavor_map_phys_fmr(struct ib_fmr *ibfmr, u64 *page_list, mpt_entry.length = cpu_to_be64(list_len * (1ull << fmr->attr.page_size)); mpt_entry.start = cpu_to_be64(iova); - writel(mpt_entry.lkey, &fmr->mem.tavor.mpt->key); + __raw_writel((__force u32) mpt_entry.lkey, &fmr->mem.tavor.mpt->key); memcpy_toio(&fmr->mem.tavor.mpt->start, &mpt_entry.start, offsetof(struct mthca_mpt_entry, window_count) - offsetof(struct mthca_mpt_entry, start)); diff --git a/drivers/infiniband/hw/mthca/mthca_pd.c b/drivers/infiniband/hw/mthca/mthca_pd.c index c2c899844e9..3dbf06a6e6f 100644 --- a/drivers/infiniband/hw/mthca/mthca_pd.c +++ b/drivers/infiniband/hw/mthca/mthca_pd.c @@ -1,6 +1,7 @@ /* * Copyright (c) 2004 Topspin Communications. All rights reserved. * Copyright (c) 2005 Cisco Systems. All rights reserved. + * Copyright (c) 2005 Mellanox Technologies. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU diff --git a/drivers/infiniband/hw/mthca/mthca_profile.c b/drivers/infiniband/hw/mthca/mthca_profile.c index 4fedc32d587..0576056b34f 100644 --- a/drivers/infiniband/hw/mthca/mthca_profile.c +++ b/drivers/infiniband/hw/mthca/mthca_profile.c @@ -1,5 +1,6 @@ /* * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. + * Copyright (c) 2005 Mellanox Technologies. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -101,6 +102,7 @@ u64 mthca_make_profile(struct mthca_dev *dev, profile[MTHCA_RES_UARC].size = request->uarc_size; profile[MTHCA_RES_QP].num = request->num_qp; + profile[MTHCA_RES_SRQ].num = request->num_srq; profile[MTHCA_RES_EQP].num = request->num_qp; profile[MTHCA_RES_RDB].num = request->num_qp * request->rdb_per_qp; profile[MTHCA_RES_CQ].num = request->num_cq; diff --git a/drivers/infiniband/hw/mthca/mthca_profile.h b/drivers/infiniband/hw/mthca/mthca_profile.h index 17aef335766..94641808f97 100644 --- a/drivers/infiniband/hw/mthca/mthca_profile.h +++ b/drivers/infiniband/hw/mthca/mthca_profile.h @@ -1,5 +1,6 @@ /* * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. + * Copyright (c) 2005 Mellanox Technologies. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -41,6 +42,7 @@ struct mthca_profile { int num_qp; int rdb_per_qp; + int num_srq; int num_cq; int num_mcg; int num_mpt; diff --git a/drivers/infiniband/hw/mthca/mthca_provider.c b/drivers/infiniband/hw/mthca/mthca_provider.c index 81919a7b493..1c1c2e23087 100644 --- a/drivers/infiniband/hw/mthca/mthca_provider.c +++ b/drivers/infiniband/hw/mthca/mthca_provider.c @@ -2,6 +2,8 @@ * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. * Copyright (c) 2005 Cisco Systems. All rights reserved. + * Copyright (c) 2005 Mellanox Technologies. All rights reserved. + * Copyright (c) 2004 Voltaire, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -34,7 +36,7 @@ * $Id: mthca_provider.c 1397 2004-12-28 05:09:00Z roland $ */ -#include <ib_smi.h> +#include <rdma/ib_smi.h> #include <linux/mm.h> #include "mthca_dev.h" @@ -79,10 +81,10 @@ static int mthca_query_device(struct ib_device *ibdev, } props->device_cap_flags = mdev->device_cap_flags; - props->vendor_id = be32_to_cpup((u32 *) (out_mad->data + 36)) & + props->vendor_id = be32_to_cpup((__be32 *) (out_mad->data + 36)) & 0xffffff; - props->vendor_part_id = be16_to_cpup((u16 *) (out_mad->data + 30)); - props->hw_ver = be16_to_cpup((u16 *) (out_mad->data + 32)); + props->vendor_part_id = be16_to_cpup((__be16 *) (out_mad->data + 30)); + props->hw_ver = be16_to_cpup((__be16 *) (out_mad->data + 32)); memcpy(&props->sys_image_guid, out_mad->data + 4, 8); memcpy(&props->node_guid, out_mad->data + 12, 8); @@ -118,6 +120,8 @@ static int mthca_query_port(struct ib_device *ibdev, if (!in_mad || !out_mad) goto out; + memset(props, 0, sizeof *props); + memset(in_mad, 0, sizeof *in_mad); in_mad->base_version = 1; in_mad->mgmt_class = IB_MGMT_CLASS_SUBN_LID_ROUTED; @@ -136,16 +140,17 @@ static int mthca_query_port(struct ib_device *ibdev, goto out; } - props->lid = be16_to_cpup((u16 *) (out_mad->data + 16)); + props->lid = be16_to_cpup((__be16 *) (out_mad->data + 16)); props->lmc = out_mad->data[34] & 0x7; - props->sm_lid = be16_to_cpup((u16 *) (out_mad->data + 18)); + props->sm_lid = be16_to_cpup((__be16 *) (out_mad->data + 18)); props->sm_sl = out_mad->data[36] & 0xf; props->state = out_mad->data[32] & 0xf; props->phys_state = out_mad->data[33] >> 4; - props->port_cap_flags = be32_to_cpup((u32 *) (out_mad->data + 20)); + props->port_cap_flags = be32_to_cpup((__be32 *) (out_mad->data + 20)); props->gid_tbl_len = to_mdev(ibdev)->limits.gid_table_len; + props->max_msg_sz = 0x80000000; props->pkey_tbl_len = to_mdev(ibdev)->limits.pkey_table_len; - props->qkey_viol_cntr = be16_to_cpup((u16 *) (out_mad->data + 48)); + props->qkey_viol_cntr = be16_to_cpup((__be16 *) (out_mad->data + 48)); props->active_width = out_mad->data[31] & 0xf; props->active_speed = out_mad->data[35] >> 4; @@ -221,7 +226,7 @@ static int mthca_query_pkey(struct ib_device *ibdev, goto out; } - *pkey = be16_to_cpu(((u16 *) out_mad->data)[index % 32]); + *pkey = be16_to_cpu(((__be16 *) out_mad->data)[index % 32]); out: kfree(in_mad); @@ -420,6 +425,77 @@ static int mthca_ah_destroy(struct ib_ah *ah) return 0; } +static struct ib_srq *mthca_create_srq(struct ib_pd *pd, + struct ib_srq_init_attr *init_attr, + struct ib_udata *udata) +{ + struct mthca_create_srq ucmd; + struct mthca_ucontext *context = NULL; + struct mthca_srq *srq; + int err; + + srq = kmalloc(sizeof *srq, GFP_KERNEL); + if (!srq) + return ERR_PTR(-ENOMEM); + + if (pd->uobject) { + context = to_mucontext(pd->uobject->context); + + if (ib_copy_from_udata(&ucmd, udata, sizeof ucmd)) + return ERR_PTR(-EFAULT); + + err = mthca_map_user_db(to_mdev(pd->device), &context->uar, + context->db_tab, ucmd.db_index, + ucmd.db_page); + + if (err) + goto err_free; + + srq->mr.ibmr.lkey = ucmd.lkey; + srq->db_index = ucmd.db_index; + } + + err = mthca_alloc_srq(to_mdev(pd->device), to_mpd(pd), + &init_attr->attr, srq); + + if (err && pd->uobject) + mthca_unmap_user_db(to_mdev(pd->device), &context->uar, + context->db_tab, ucmd.db_index); + + if (err) + goto err_free; + + if (context && ib_copy_to_udata(udata, &srq->srqn, sizeof (__u32))) { + mthca_free_srq(to_mdev(pd->device), srq); + err = -EFAULT; + goto err_free; + } + + return &srq->ibsrq; + +err_free: + kfree(srq); + + return ERR_PTR(err); +} + +static int mthca_destroy_srq(struct ib_srq *srq) +{ + struct mthca_ucontext *context; + + if (srq->uobject) { + context = to_mucontext(srq->uobject->context); + + mthca_unmap_user_db(to_mdev(srq->device), &context->uar, + context->db_tab, to_msrq(srq)->db_index); + } + + mthca_free_srq(to_mdev(srq->device), to_msrq(srq)); + kfree(srq); + + return 0; +} + static struct ib_qp *mthca_create_qp(struct ib_pd *pd, struct ib_qp_init_attr *init_attr, struct ib_udata *udata) @@ -956,14 +1032,22 @@ static ssize_t show_hca(struct class_device *cdev, char *buf) } } +static ssize_t show_board(struct class_device *cdev, char *buf) +{ + struct mthca_dev *dev = container_of(cdev, struct mthca_dev, ib_dev.class_dev); + return sprintf(buf, "%.*s\n", MTHCA_BOARD_ID_LEN, dev->board_id); +} + static CLASS_DEVICE_ATTR(hw_rev, S_IRUGO, show_rev, NULL); static CLASS_DEVICE_ATTR(fw_ver, S_IRUGO, show_fw_ver, NULL); static CLASS_DEVICE_ATTR(hca_type, S_IRUGO, show_hca, NULL); +static CLASS_DEVICE_ATTR(board_id, S_IRUGO, show_board, NULL); static struct class_device_attribute *mthca_class_attributes[] = { &class_device_attr_hw_rev, &class_device_attr_fw_ver, - &class_device_attr_hca_type + &class_device_attr_hca_type, + &class_device_attr_board_id }; int mthca_register_device(struct mthca_dev *dev) @@ -990,6 +1074,17 @@ int mthca_register_device(struct mthca_dev *dev) dev->ib_dev.dealloc_pd = mthca_dealloc_pd; dev->ib_dev.create_ah = mthca_ah_create; dev->ib_dev.destroy_ah = mthca_ah_destroy; + + if (dev->mthca_flags & MTHCA_FLAG_SRQ) { + dev->ib_dev.create_srq = mthca_create_srq; + dev->ib_dev.destroy_srq = mthca_destroy_srq; + + if (mthca_is_memfree(dev)) + dev->ib_dev.post_srq_recv = mthca_arbel_post_srq_recv; + else + dev->ib_dev.post_srq_recv = mthca_tavor_post_srq_recv; + } + dev->ib_dev.create_qp = mthca_create_qp; dev->ib_dev.modify_qp = mthca_modify_qp; dev->ib_dev.destroy_qp = mthca_destroy_qp; diff --git a/drivers/infiniband/hw/mthca/mthca_provider.h b/drivers/infiniband/hw/mthca/mthca_provider.h index 1d032791cc8..bcd4b01a339 100644 --- a/drivers/infiniband/hw/mthca/mthca_provider.h +++ b/drivers/infiniband/hw/mthca/mthca_provider.h @@ -1,6 +1,7 @@ /* * Copyright (c) 2004 Topspin Communications. All rights reserved. * Copyright (c) 2005 Cisco Systems. All rights reserved. + * Copyright (c) 2005 Mellanox Technologies. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -36,8 +37,8 @@ #ifndef MTHCA_PROVIDER_H #define MTHCA_PROVIDER_H -#include <ib_verbs.h> -#include <ib_pack.h> +#include <rdma/ib_verbs.h> +#include <rdma/ib_pack.h> #define MTHCA_MPT_FLAG_ATOMIC (1 << 14) #define MTHCA_MPT_FLAG_REMOTE_WRITE (1 << 13) @@ -50,6 +51,11 @@ struct mthca_buf_list { DECLARE_PCI_UNMAP_ADDR(mapping) }; +union mthca_buf { + struct mthca_buf_list direct; + struct mthca_buf_list *page_list; +}; + struct mthca_uar { unsigned long pfn; int index; @@ -181,19 +187,39 @@ struct mthca_cq { /* Next fields are Arbel only */ int set_ci_db_index; - u32 *set_ci_db; + __be32 *set_ci_db; int arm_db_index; - u32 *arm_db; + __be32 *arm_db; int arm_sn; - union { - struct mthca_buf_list direct; - struct mthca_buf_list *page_list; - } queue; + union mthca_buf queue; struct mthca_mr mr; wait_queue_head_t wait; }; +struct mthca_srq { + struct ib_srq ibsrq; + spinlock_t lock; + atomic_t refcount; + int srqn; + int max; + int max_gs; + int wqe_shift; + int first_free; + int last_free; + u16 counter; /* Arbel only */ + int db_index; /* Arbel only */ + __be32 *db; /* Arbel only */ + void *last; + + int is_direct; + u64 *wrid; + union mthca_buf queue; + struct mthca_mr mr; + + wait_queue_head_t wait; +}; + struct mthca_wq { spinlock_t lock; int max; @@ -206,7 +232,7 @@ struct mthca_wq { int wqe_shift; int db_index; /* Arbel only */ - u32 *db; + __be32 *db; }; struct mthca_qp { @@ -227,10 +253,7 @@ struct mthca_qp { int send_wqe_offset; u64 *wrid; - union { - struct mthca_buf_list direct; - struct mthca_buf_list *page_list; - } queue; + union mthca_buf queue; wait_queue_head_t wait; }; @@ -277,6 +300,11 @@ static inline struct mthca_cq *to_mcq(struct ib_cq *ibcq) return container_of(ibcq, struct mthca_cq, ibcq); } +static inline struct mthca_srq *to_msrq(struct ib_srq *ibsrq) +{ + return container_of(ibsrq, struct mthca_srq, ibsrq); +} + static inline struct mthca_qp *to_mqp(struct ib_qp *ibqp) { return container_of(ibqp, struct mthca_qp, ibqp); diff --git a/drivers/infiniband/hw/mthca/mthca_qp.c b/drivers/infiniband/hw/mthca/mthca_qp.c index f7126b14d5a..0164b84d4ec 100644 --- a/drivers/infiniband/hw/mthca/mthca_qp.c +++ b/drivers/infiniband/hw/mthca/mthca_qp.c @@ -1,6 +1,8 @@ /* * Copyright (c) 2004 Topspin Communications. All rights reserved. * Copyright (c) 2005 Cisco Systems. All rights reserved. + * Copyright (c) 2005 Mellanox Technologies. All rights reserved. + * Copyright (c) 2004 Voltaire, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -35,13 +37,14 @@ #include <linux/init.h> -#include <ib_verbs.h> -#include <ib_cache.h> -#include <ib_pack.h> +#include <rdma/ib_verbs.h> +#include <rdma/ib_cache.h> +#include <rdma/ib_pack.h> #include "mthca_dev.h" #include "mthca_cmd.h" #include "mthca_memfree.h" +#include "mthca_wqe.h" enum { MTHCA_MAX_DIRECT_QP_SIZE = 4 * PAGE_SIZE, @@ -95,62 +98,62 @@ enum { }; struct mthca_qp_path { - u32 port_pkey; - u8 rnr_retry; - u8 g_mylmc; - u16 rlid; - u8 ackto; - u8 mgid_index; - u8 static_rate; - u8 hop_limit; - u32 sl_tclass_flowlabel; - u8 rgid[16]; + __be32 port_pkey; + u8 rnr_retry; + u8 g_mylmc; + __be16 rlid; + u8 ackto; + u8 mgid_index; + u8 static_rate; + u8 hop_limit; + __be32 sl_tclass_flowlabel; + u8 rgid[16]; } __attribute__((packed)); struct mthca_qp_context { - u32 flags; - u32 tavor_sched_queue; /* Reserved on Arbel */ - u8 mtu_msgmax; - u8 rq_size_stride; /* Reserved on Tavor */ - u8 sq_size_stride; /* Reserved on Tavor */ - u8 rlkey_arbel_sched_queue; /* Reserved on Tavor */ - u32 usr_page; - u32 local_qpn; - u32 remote_qpn; - u32 reserved1[2]; + __be32 flags; + __be32 tavor_sched_queue; /* Reserved on Arbel */ + u8 mtu_msgmax; + u8 rq_size_stride; /* Reserved on Tavor */ + u8 sq_size_stride; /* Reserved on Tavor */ + u8 rlkey_arbel_sched_queue; /* Reserved on Tavor */ + __be32 usr_page; + __be32 local_qpn; + __be32 remote_qpn; + u32 reserved1[2]; struct mthca_qp_path pri_path; struct mthca_qp_path alt_path; - u32 rdd; - u32 pd; - u32 wqe_base; - u32 wqe_lkey; - u32 params1; - u32 reserved2; - u32 next_send_psn; - u32 cqn_snd; - u32 snd_wqe_base_l; /* Next send WQE on Tavor */ - u32 snd_db_index; /* (debugging only entries) */ - u32 last_acked_psn; - u32 ssn; - u32 params2; - u32 rnr_nextrecvpsn; - u32 ra_buff_indx; - u32 cqn_rcv; - u32 rcv_wqe_base_l; /* Next recv WQE on Tavor */ - u32 rcv_db_index; /* (debugging only entries) */ - u32 qkey; - u32 srqn; - u32 rmsn; - u16 rq_wqe_counter; /* reserved on Tavor */ - u16 sq_wqe_counter; /* reserved on Tavor */ - u32 reserved3[18]; + __be32 rdd; + __be32 pd; + __be32 wqe_base; + __be32 wqe_lkey; + __be32 params1; + __be32 reserved2; + __be32 next_send_psn; + __be32 cqn_snd; + __be32 snd_wqe_base_l; /* Next send WQE on Tavor */ + __be32 snd_db_index; /* (debugging only entries) */ + __be32 last_acked_psn; + __be32 ssn; + __be32 params2; + __be32 rnr_nextrecvpsn; + __be32 ra_buff_indx; + __be32 cqn_rcv; + __be32 rcv_wqe_base_l; /* Next recv WQE on Tavor */ + __be32 rcv_db_index; /* (debugging only entries) */ + __be32 qkey; + __be32 srqn; + __be32 rmsn; + __be16 rq_wqe_counter; /* reserved on Tavor */ + __be16 sq_wqe_counter; /* reserved on Tavor */ + u32 reserved3[18]; } __attribute__((packed)); struct mthca_qp_param { - u32 opt_param_mask; - u32 reserved1; + __be32 opt_param_mask; + u32 reserved1; struct mthca_qp_context context; - u32 reserved2[62]; + u32 reserved2[62]; } __attribute__((packed)); enum { @@ -173,80 +176,6 @@ enum { MTHCA_QP_OPTPAR_SCHED_QUEUE = 1 << 16 }; -enum { - MTHCA_NEXT_DBD = 1 << 7, - MTHCA_NEXT_FENCE = 1 << 6, - MTHCA_NEXT_CQ_UPDATE = 1 << 3, - MTHCA_NEXT_EVENT_GEN = 1 << 2, - MTHCA_NEXT_SOLICIT = 1 << 1, - - MTHCA_MLX_VL15 = 1 << 17, - MTHCA_MLX_SLR = 1 << 16 -}; - -enum { - MTHCA_INVAL_LKEY = 0x100 -}; - -struct mthca_next_seg { - u32 nda_op; /* [31:6] next WQE [4:0] next opcode */ - u32 ee_nds; /* [31:8] next EE [7] DBD [6] F [5:0] next WQE size */ - u32 flags; /* [3] CQ [2] Event [1] Solicit */ - u32 imm; /* immediate data */ -}; - -struct mthca_tavor_ud_seg { - u32 reserved1; - u32 lkey; - u64 av_addr; - u32 reserved2[4]; - u32 dqpn; - u32 qkey; - u32 reserved3[2]; -}; - -struct mthca_arbel_ud_seg { - u32 av[8]; - u32 dqpn; - u32 qkey; - u32 reserved[2]; -}; - -struct mthca_bind_seg { - u32 flags; /* [31] Atomic [30] rem write [29] rem read */ - u32 reserved; - u32 new_rkey; - u32 lkey; - u64 addr; - u64 length; -}; - -struct mthca_raddr_seg { - u64 raddr; - u32 rkey; - u32 reserved; -}; - -struct mthca_atomic_seg { - u64 swap_add; - u64 compare; -}; - -struct mthca_data_seg { - u32 byte_count; - u32 lkey; - u64 addr; -}; - -struct mthca_mlx_seg { - u32 nda_op; - u32 nds; - u32 flags; /* [17] VL15 [16] SLR [14:12] static rate - [11:8] SL [3] C [2] E */ - u16 rlid; - u16 vcrc; -}; - static const u8 mthca_opcode[] = { [IB_WR_SEND] = MTHCA_OPCODE_SEND, [IB_WR_SEND_WITH_IMM] = MTHCA_OPCODE_SEND_IMM, @@ -573,12 +502,11 @@ static void init_port(struct mthca_dev *dev, int port) memset(¶m, 0, sizeof param); - param.enable_1x = 1; - param.enable_4x = 1; - param.vl_cap = dev->limits.vl_cap; - param.mtu_cap = dev->limits.mtu_cap; - param.gid_cap = dev->limits.gid_table_len; - param.pkey_cap = dev->limits.pkey_table_len; + param.port_width = dev->limits.port_width_cap; + param.vl_cap = dev->limits.vl_cap; + param.mtu_cap = dev->limits.mtu_cap; + param.gid_cap = dev->limits.gid_table_len; + param.pkey_cap = dev->limits.pkey_table_len; err = mthca_INIT_IB(dev, ¶m, port, &status); if (err) @@ -684,10 +612,13 @@ int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask) qp_context->mtu_msgmax = (attr->path_mtu << 5) | 31; if (mthca_is_memfree(dev)) { - qp_context->rq_size_stride = - ((ffs(qp->rq.max) - 1) << 3) | (qp->rq.wqe_shift - 4); - qp_context->sq_size_stride = - ((ffs(qp->sq.max) - 1) << 3) | (qp->sq.wqe_shift - 4); + if (qp->rq.max) + qp_context->rq_size_stride = long_log2(qp->rq.max) << 3; + qp_context->rq_size_stride |= qp->rq.wqe_shift - 4; + + if (qp->sq.max) + qp_context->sq_size_stride = long_log2(qp->sq.max) << 3; + qp_context->sq_size_stride |= qp->sq.wqe_shift - 4; } /* leave arbel_sched_queue as 0 */ @@ -856,6 +787,9 @@ int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask) qp_context->params2 |= cpu_to_be32(MTHCA_QP_BIT_RSC); + if (ibqp->srq) + qp_context->params2 |= cpu_to_be32(MTHCA_QP_BIT_RIC); + if (attr_mask & IB_QP_MIN_RNR_TIMER) { qp_context->rnr_nextrecvpsn |= cpu_to_be32(attr->min_rnr_timer << 24); qp_param->opt_param_mask |= cpu_to_be32(MTHCA_QP_OPTPAR_RNR_TIMEOUT); @@ -878,6 +812,10 @@ int mthca_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask) qp_param->opt_param_mask |= cpu_to_be32(MTHCA_QP_OPTPAR_Q_KEY); } + if (ibqp->srq) + qp_context->srqn = cpu_to_be32(1 << 24 | + to_msrq(ibqp->srq)->srqn); + err = mthca_MODIFY_QP(dev, state_table[cur_state][new_state].trans, qp->qpn, 0, mailbox, 0, &status); if (status) { @@ -925,10 +863,6 @@ static int mthca_alloc_wqe_buf(struct mthca_dev *dev, struct mthca_qp *qp) { int size; - int i; - int npages, shift; - dma_addr_t t; - u64 *dma_list = NULL; int err = -ENOMEM; size = sizeof (struct mthca_next_seg) + @@ -978,116 +912,24 @@ static int mthca_alloc_wqe_buf(struct mthca_dev *dev, if (!qp->wrid) goto err_out; - if (size <= MTHCA_MAX_DIRECT_QP_SIZE) { - qp->is_direct = 1; - npages = 1; - shift = get_order(size) + PAGE_SHIFT; - - if (0) - mthca_dbg(dev, "Creating direct QP of size %d (shift %d)\n", - size, shift); - - qp->queue.direct.buf = dma_alloc_coherent(&dev->pdev->dev, size, - &t, GFP_KERNEL); - if (!qp->queue.direct.buf) - goto err_out; - - pci_unmap_addr_set(&qp->queue.direct, mapping, t); - - memset(qp->queue.direct.buf, 0, size); - - while (t & ((1 << shift) - 1)) { - --shift; - npages *= 2; - } - - dma_list = kmalloc(npages * sizeof *dma_list, GFP_KERNEL); - if (!dma_list) - goto err_out_free; - - for (i = 0; i < npages; ++i) - dma_list[i] = t + i * (1 << shift); - } else { - qp->is_direct = 0; - npages = size / PAGE_SIZE; - shift = PAGE_SHIFT; - - if (0) - mthca_dbg(dev, "Creating indirect QP with %d pages\n", npages); - - dma_list = kmalloc(npages * sizeof *dma_list, GFP_KERNEL); - if (!dma_list) - goto err_out; - - qp->queue.page_list = kmalloc(npages * - sizeof *qp->queue.page_list, - GFP_KERNEL); - if (!qp->queue.page_list) - goto err_out; - - for (i = 0; i < npages; ++i) { - qp->queue.page_list[i].buf = - dma_alloc_coherent(&dev->pdev->dev, PAGE_SIZE, - &t, GFP_KERNEL); - if (!qp->queue.page_list[i].buf) - goto err_out_free; - - memset(qp->queue.page_list[i].buf, 0, PAGE_SIZE); - - pci_unmap_addr_set(&qp->queue.page_list[i], mapping, t); - dma_list[i] = t; - } - } - - err = mthca_mr_alloc_phys(dev, pd->pd_num, dma_list, shift, - npages, 0, size, - MTHCA_MPT_FLAG_LOCAL_READ, - &qp->mr); + err = mthca_buf_alloc(dev, size, MTHCA_MAX_DIRECT_QP_SIZE, + &qp->queue, &qp->is_direct, pd, 0, &qp->mr); if (err) - goto err_out_free; + goto err_out; - kfree(dma_list); return 0; - err_out_free: - if (qp->is_direct) { - dma_free_coherent(&dev->pdev->dev, size, qp->queue.direct.buf, - pci_unmap_addr(&qp->queue.direct, mapping)); - } else - for (i = 0; i < npages; ++i) { - if (qp->queue.page_list[i].buf) - dma_free_coherent(&dev->pdev->dev, PAGE_SIZE, - qp->queue.page_list[i].buf, - pci_unmap_addr(&qp->queue.page_list[i], - mapping)); - - } - - err_out: +err_out: kfree(qp->wrid); - kfree(dma_list); return err; } static void mthca_free_wqe_buf(struct mthca_dev *dev, struct mthca_qp *qp) { - int i; - int size = PAGE_ALIGN(qp->send_wqe_offset + - (qp->sq.max << qp->sq.wqe_shift)); - - if (qp->is_direct) { - dma_free_coherent(&dev->pdev->dev, size, qp->queue.direct.buf, - pci_unmap_addr(&qp->queue.direct, mapping)); - } else { - for (i = 0; i < size / PAGE_SIZE; ++i) { - dma_free_coherent(&dev->pdev->dev, PAGE_SIZE, - qp->queue.page_list[i].buf, - pci_unmap_addr(&qp->queue.page_list[i], - mapping)); - } - } - + mthca_buf_free(dev, PAGE_ALIGN(qp->send_wqe_offset + + (qp->sq.max << qp->sq.wqe_shift)), + &qp->queue, qp->is_direct, &qp->mr); kfree(qp->wrid); } @@ -1428,11 +1270,12 @@ void mthca_free_qp(struct mthca_dev *dev, * unref the mem-free tables and free the QPN in our table. */ if (!qp->ibqp.uobject) { - mthca_cq_clean(dev, to_mcq(qp->ibqp.send_cq)->cqn, qp->qpn); + mthca_cq_clean(dev, to_mcq(qp->ibqp.send_cq)->cqn, qp->qpn, + qp->ibqp.srq ? to_msrq(qp->ibqp.srq) : NULL); if (qp->ibqp.send_cq != qp->ibqp.recv_cq) - mthca_cq_clean(dev, to_mcq(qp->ibqp.recv_cq)->cqn, qp->qpn); + mthca_cq_clean(dev, to_mcq(qp->ibqp.recv_cq)->cqn, qp->qpn, + qp->ibqp.srq ? to_msrq(qp->ibqp.srq) : NULL); - mthca_free_mr(dev, &qp->mr); mthca_free_memfree(dev, qp); mthca_free_wqe_buf(dev, qp); } @@ -1457,6 +1300,7 @@ static int build_mlx_header(struct mthca_dev *dev, struct mthca_sqp *sqp, { int header_size; int err; + u16 pkey; ib_ud_header_init(256, /* assume a MAD */ sqp->ud_header.grh_present, @@ -1467,8 +1311,8 @@ static int build_mlx_header(struct mthca_dev *dev, struct mthca_sqp *sqp, return err; mlx->flags &= ~cpu_to_be32(MTHCA_NEXT_SOLICIT | 1); mlx->flags |= cpu_to_be32((!sqp->qp.ibqp.qp_num ? MTHCA_MLX_VL15 : 0) | - (sqp->ud_header.lrh.destination_lid == 0xffff ? - MTHCA_MLX_SLR : 0) | + (sqp->ud_header.lrh.destination_lid == + IB_LID_PERMISSIVE ? MTHCA_MLX_SLR : 0) | (sqp->ud_header.lrh.service_level << 8)); mlx->rlid = sqp->ud_header.lrh.destination_lid; mlx->vcrc = 0; @@ -1488,18 +1332,16 @@ static int build_mlx_header(struct mthca_dev *dev, struct mthca_sqp *sqp, } sqp->ud_header.lrh.virtual_lane = !sqp->qp.ibqp.qp_num ? 15 : 0; - if (sqp->ud_header.lrh.destination_lid == 0xffff) - sqp->ud_header.lrh.source_lid = 0xffff; + if (sqp->ud_header.lrh.destination_lid == IB_LID_PERMISSIVE) + sqp->ud_header.lrh.source_lid = IB_LID_PERMISSIVE; sqp->ud_header.bth.solicited_event = !!(wr->send_flags & IB_SEND_SOLICITED); if (!sqp->qp.ibqp.qp_num) ib_get_cached_pkey(&dev->ib_dev, sqp->port, - sqp->pkey_index, - &sqp->ud_header.bth.pkey); + sqp->pkey_index, &pkey); else ib_get_cached_pkey(&dev->ib_dev, sqp->port, - wr->wr.ud.pkey_index, - &sqp->ud_header.bth.pkey); - cpu_to_be16s(&sqp->ud_header.bth.pkey); + wr->wr.ud.pkey_index, &pkey); + sqp->ud_header.bth.pkey = cpu_to_be16(pkey); sqp->ud_header.bth.destination_qpn = cpu_to_be32(wr->wr.ud.remote_qpn); sqp->ud_header.bth.psn = cpu_to_be32((sqp->send_psn++) & ((1 << 24) - 1)); sqp->ud_header.deth.qkey = cpu_to_be32(wr->wr.ud.remote_qkey & 0x80000000 ? @@ -1742,7 +1584,7 @@ int mthca_tavor_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr, out: if (likely(nreq)) { - u32 doorbell[2]; + __be32 doorbell[2]; doorbell[0] = cpu_to_be32(((qp->sq.next_ind << qp->sq.wqe_shift) + qp->send_wqe_offset) | f0 | op0); @@ -1843,7 +1685,7 @@ int mthca_tavor_post_receive(struct ib_qp *ibqp, struct ib_recv_wr *wr, out: if (likely(nreq)) { - u32 doorbell[2]; + __be32 doorbell[2]; doorbell[0] = cpu_to_be32((qp->rq.next_ind << qp->rq.wqe_shift) | size0); doorbell[1] = cpu_to_be32((qp->qpn << 8) | nreq); @@ -2064,7 +1906,7 @@ int mthca_arbel_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr, out: if (likely(nreq)) { - u32 doorbell[2]; + __be32 doorbell[2]; doorbell[0] = cpu_to_be32((nreq << 24) | ((qp->sq.head & 0xffff) << 8) | @@ -2174,19 +2016,25 @@ out: } int mthca_free_err_wqe(struct mthca_dev *dev, struct mthca_qp *qp, int is_send, - int index, int *dbd, u32 *new_wqe) + int index, int *dbd, __be32 *new_wqe) { struct mthca_next_seg *next; + /* + * For SRQs, all WQEs generate a CQE, so we're always at the + * end of the doorbell chain. + */ + if (qp->ibqp.srq) { + *new_wqe = 0; + return 0; + } + if (is_send) next = get_send_wqe(qp, index); else next = get_recv_wqe(qp, index); - if (mthca_is_memfree(dev)) - *dbd = 1; - else - *dbd = !!(next->ee_nds & cpu_to_be32(MTHCA_NEXT_DBD)); + *dbd = !!(next->ee_nds & cpu_to_be32(MTHCA_NEXT_DBD)); if (next->ee_nds & cpu_to_be32(0x3f)) *new_wqe = (next->nda_op & cpu_to_be32(~0x3f)) | (next->ee_nds & cpu_to_be32(0x3f)); diff --git a/drivers/infiniband/hw/mthca/mthca_srq.c b/drivers/infiniband/hw/mthca/mthca_srq.c new file mode 100644 index 00000000000..75cd2d84ef1 --- /dev/null +++ b/drivers/infiniband/hw/mthca/mthca_srq.c @@ -0,0 +1,591 @@ +/* + * Copyright (c) 2005 Cisco Systems. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * $Id: mthca_srq.c 3047 2005-08-10 03:59:35Z roland $ + */ + +#include "mthca_dev.h" +#include "mthca_cmd.h" +#include "mthca_memfree.h" +#include "mthca_wqe.h" + +enum { + MTHCA_MAX_DIRECT_SRQ_SIZE = 4 * PAGE_SIZE +}; + +struct mthca_tavor_srq_context { + __be64 wqe_base_ds; /* low 6 bits is descriptor size */ + __be32 state_pd; + __be32 lkey; + __be32 uar; + __be32 wqe_cnt; + u32 reserved[2]; +}; + +struct mthca_arbel_srq_context { + __be32 state_logsize_srqn; + __be32 lkey; + __be32 db_index; + __be32 logstride_usrpage; + __be64 wqe_base; + __be32 eq_pd; + __be16 limit_watermark; + __be16 wqe_cnt; + u16 reserved1; + __be16 wqe_counter; + u32 reserved2[3]; +}; + +static void *get_wqe(struct mthca_srq *srq, int n) +{ + if (srq->is_direct) + return srq->queue.direct.buf + (n << srq->wqe_shift); + else + return srq->queue.page_list[(n << srq->wqe_shift) >> PAGE_SHIFT].buf + + ((n << srq->wqe_shift) & (PAGE_SIZE - 1)); +} + +/* + * Return a pointer to the location within a WQE that we're using as a + * link when the WQE is in the free list. We use an offset of 4 + * because in the Tavor case, posting a WQE may overwrite the first + * four bytes of the previous WQE. The offset avoids corrupting our + * free list if the WQE has already completed and been put on the free + * list when we post the next WQE. + */ +static inline int *wqe_to_link(void *wqe) +{ + return (int *) (wqe + 4); +} + +static void mthca_tavor_init_srq_context(struct mthca_dev *dev, + struct mthca_pd *pd, + struct mthca_srq *srq, + struct mthca_tavor_srq_context *context) +{ + memset(context, 0, sizeof *context); + + context->wqe_base_ds = cpu_to_be64(1 << (srq->wqe_shift - 4)); + context->state_pd = cpu_to_be32(pd->pd_num); + context->lkey = cpu_to_be32(srq->mr.ibmr.lkey); + + if (pd->ibpd.uobject) + context->uar = + cpu_to_be32(to_mucontext(pd->ibpd.uobject->context)->uar.index); + else + context->uar = cpu_to_be32(dev->driver_uar.index); +} + +static void mthca_arbel_init_srq_context(struct mthca_dev *dev, + struct mthca_pd *pd, + struct mthca_srq *srq, + struct mthca_arbel_srq_context *context) +{ + int logsize; + + memset(context, 0, sizeof *context); + + logsize = long_log2(srq->max) + srq->wqe_shift; + context->state_logsize_srqn = cpu_to_be32(logsize << 24 | srq->srqn); + context->lkey = cpu_to_be32(srq->mr.ibmr.lkey); + context->db_index = cpu_to_be32(srq->db_index); + context->logstride_usrpage = cpu_to_be32((srq->wqe_shift - 4) << 29); + if (pd->ibpd.uobject) + context->logstride_usrpage |= + cpu_to_be32(to_mucontext(pd->ibpd.uobject->context)->uar.index); + else + context->logstride_usrpage |= cpu_to_be32(dev->driver_uar.index); + context->eq_pd = cpu_to_be32(MTHCA_EQ_ASYNC << 24 | pd->pd_num); +} + +static void mthca_free_srq_buf(struct mthca_dev *dev, struct mthca_srq *srq) +{ + mthca_buf_free(dev, srq->max << srq->wqe_shift, &srq->queue, + srq->is_direct, &srq->mr); + kfree(srq->wrid); +} + +static int mthca_alloc_srq_buf(struct mthca_dev *dev, struct mthca_pd *pd, + struct mthca_srq *srq) +{ + struct mthca_data_seg *scatter; + void *wqe; + int err; + int i; + + if (pd->ibpd.uobject) + return 0; + + srq->wrid = kmalloc(srq->max * sizeof (u64), GFP_KERNEL); + if (!srq->wrid) + return -ENOMEM; + + err = mthca_buf_alloc(dev, srq->max << srq->wqe_shift, + MTHCA_MAX_DIRECT_SRQ_SIZE, + &srq->queue, &srq->is_direct, pd, 1, &srq->mr); + if (err) { + kfree(srq->wrid); + return err; + } + + /* + * Now initialize the SRQ buffer so that all of the WQEs are + * linked into the list of free WQEs. In addition, set the + * scatter list L_Keys to the sentry value of 0x100. + */ + for (i = 0; i < srq->max; ++i) { + wqe = get_wqe(srq, i); + + *wqe_to_link(wqe) = i < srq->max - 1 ? i + 1 : -1; + + for (scatter = wqe + sizeof (struct mthca_next_seg); + (void *) scatter < wqe + (1 << srq->wqe_shift); + ++scatter) + scatter->lkey = cpu_to_be32(MTHCA_INVAL_LKEY); + } + + return 0; +} + +int mthca_alloc_srq(struct mthca_dev *dev, struct mthca_pd *pd, + struct ib_srq_attr *attr, struct mthca_srq *srq) +{ + struct mthca_mailbox *mailbox; + u8 status; + int ds; + int err; + + /* Sanity check SRQ size before proceeding */ + if (attr->max_wr > 16 << 20 || attr->max_sge > 64) + return -EINVAL; + + srq->max = attr->max_wr; + srq->max_gs = attr->max_sge; + srq->last = NULL; + srq->counter = 0; + + if (mthca_is_memfree(dev)) + srq->max = roundup_pow_of_two(srq->max + 1); + + ds = min(64UL, + roundup_pow_of_two(sizeof (struct mthca_next_seg) + + srq->max_gs * sizeof (struct mthca_data_seg))); + srq->wqe_shift = long_log2(ds); + + srq->srqn = mthca_alloc(&dev->srq_table.alloc); + if (srq->srqn == -1) + return -ENOMEM; + + if (mthca_is_memfree(dev)) { + err = mthca_table_get(dev, dev->srq_table.table, srq->srqn); + if (err) + goto err_out; + + if (!pd->ibpd.uobject) { + srq->db_index = mthca_alloc_db(dev, MTHCA_DB_TYPE_SRQ, + srq->srqn, &srq->db); + if (srq->db_index < 0) { + err = -ENOMEM; + goto err_out_icm; + } + } + } + + mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); + if (IS_ERR(mailbox)) { + err = PTR_ERR(mailbox); + goto err_out_db; + } + + err = mthca_alloc_srq_buf(dev, pd, srq); + if (err) + goto err_out_mailbox; + + spin_lock_init(&srq->lock); + atomic_set(&srq->refcount, 1); + init_waitqueue_head(&srq->wait); + + if (mthca_is_memfree(dev)) + mthca_arbel_init_srq_context(dev, pd, srq, mailbox->buf); + else + mthca_tavor_init_srq_context(dev, pd, srq, mailbox->buf); + + err = mthca_SW2HW_SRQ(dev, mailbox, srq->srqn, &status); + + if (err) { + mthca_warn(dev, "SW2HW_SRQ failed (%d)\n", err); + goto err_out_free_buf; + } + if (status) { + mthca_warn(dev, "SW2HW_SRQ returned status 0x%02x\n", + status); + err = -EINVAL; + goto err_out_free_buf; + } + + spin_lock_irq(&dev->srq_table.lock); + if (mthca_array_set(&dev->srq_table.srq, + srq->srqn & (dev->limits.num_srqs - 1), + srq)) { + spin_unlock_irq(&dev->srq_table.lock); + goto err_out_free_srq; + } + spin_unlock_irq(&dev->srq_table.lock); + + mthca_free_mailbox(dev, mailbox); + + srq->first_free = 0; + srq->last_free = srq->max - 1; + + return 0; + +err_out_free_srq: + err = mthca_HW2SW_SRQ(dev, mailbox, srq->srqn, &status); + if (err) + mthca_warn(dev, "HW2SW_SRQ failed (%d)\n", err); + else if (status) + mthca_warn(dev, "HW2SW_SRQ returned status 0x%02x\n", status); + +err_out_free_buf: + if (!pd->ibpd.uobject) + mthca_free_srq_buf(dev, srq); + +err_out_mailbox: + mthca_free_mailbox(dev, mailbox); + +err_out_db: + if (!pd->ibpd.uobject && mthca_is_memfree(dev)) + mthca_free_db(dev, MTHCA_DB_TYPE_SRQ, srq->db_index); + +err_out_icm: + mthca_table_put(dev, dev->srq_table.table, srq->srqn); + +err_out: + mthca_free(&dev->srq_table.alloc, srq->srqn); + + return err; +} + +void mthca_free_srq(struct mthca_dev *dev, struct mthca_srq *srq) +{ + struct mthca_mailbox *mailbox; + int err; + u8 status; + + mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL); + if (IS_ERR(mailbox)) { + mthca_warn(dev, "No memory for mailbox to free SRQ.\n"); + return; + } + + err = mthca_HW2SW_SRQ(dev, mailbox, srq->srqn, &status); + if (err) + mthca_warn(dev, "HW2SW_SRQ failed (%d)\n", err); + else if (status) + mthca_warn(dev, "HW2SW_SRQ returned status 0x%02x\n", status); + + spin_lock_irq(&dev->srq_table.lock); + mthca_array_clear(&dev->srq_table.srq, + srq->srqn & (dev->limits.num_srqs - 1)); + spin_unlock_irq(&dev->srq_table.lock); + + atomic_dec(&srq->refcount); + wait_event(srq->wait, !atomic_read(&srq->refcount)); + + if (!srq->ibsrq.uobject) { + mthca_free_srq_buf(dev, srq); + if (mthca_is_memfree(dev)) + mthca_free_db(dev, MTHCA_DB_TYPE_SRQ, srq->db_index); + } + + mthca_table_put(dev, dev->srq_table.table, srq->srqn); + mthca_free(&dev->srq_table.alloc, srq->srqn); + mthca_free_mailbox(dev, mailbox); +} + +void mthca_srq_event(struct mthca_dev *dev, u32 srqn, + enum ib_event_type event_type) +{ + struct mthca_srq *srq; + struct ib_event event; + + spin_lock(&dev->srq_table.lock); + srq = mthca_array_get(&dev->srq_table.srq, srqn & (dev->limits.num_srqs - 1)); + if (srq) + atomic_inc(&srq->refcount); + spin_unlock(&dev->srq_table.lock); + + if (!srq) { + mthca_warn(dev, "Async event for bogus SRQ %08x\n", srqn); + return; + } + + if (!srq->ibsrq.event_handler) + goto out; + + event.device = &dev->ib_dev; + event.event = event_type; + event.element.srq = &srq->ibsrq; + srq->ibsrq.event_handler(&event, srq->ibsrq.srq_context); + +out: + if (atomic_dec_and_test(&srq->refcount)) + wake_up(&srq->wait); +} + +/* + * This function must be called with IRQs disabled. + */ +void mthca_free_srq_wqe(struct mthca_srq *srq, u32 wqe_addr) +{ + int ind; + + ind = wqe_addr >> srq->wqe_shift; + + spin_lock(&srq->lock); + + if (likely(srq->first_free >= 0)) + *wqe_to_link(get_wqe(srq, srq->last_free)) = ind; + else + srq->first_free = ind; + + *wqe_to_link(get_wqe(srq, ind)) = -1; + srq->last_free = ind; + + spin_unlock(&srq->lock); +} + +int mthca_tavor_post_srq_recv(struct ib_srq *ibsrq, struct ib_recv_wr *wr, + struct ib_recv_wr **bad_wr) +{ + struct mthca_dev *dev = to_mdev(ibsrq->device); + struct mthca_srq *srq = to_msrq(ibsrq); + unsigned long flags; + int err = 0; + int first_ind; + int ind; + int next_ind; + int nreq; + int i; + void *wqe; + void *prev_wqe; + + spin_lock_irqsave(&srq->lock, flags); + + first_ind = srq->first_free; + + for (nreq = 0; wr; ++nreq, wr = wr->next) { + ind = srq->first_free; + + if (ind < 0) { + mthca_err(dev, "SRQ %06x full\n", srq->srqn); + err = -ENOMEM; + *bad_wr = wr; + return nreq; + } + + wqe = get_wqe(srq, ind); + next_ind = *wqe_to_link(wqe); + prev_wqe = srq->last; + srq->last = wqe; + + ((struct mthca_next_seg *) wqe)->nda_op = 0; + ((struct mthca_next_seg *) wqe)->ee_nds = 0; + /* flags field will always remain 0 */ + + wqe += sizeof (struct mthca_next_seg); + + if (unlikely(wr->num_sge > srq->max_gs)) { + err = -EINVAL; + *bad_wr = wr; + srq->last = prev_wqe; + return nreq; + } + + for (i = 0; i < wr->num_sge; ++i) { + ((struct mthca_data_seg *) wqe)->byte_count = + cpu_to_be32(wr->sg_list[i].length); + ((struct mthca_data_seg *) wqe)->lkey = + cpu_to_be32(wr->sg_list[i].lkey); + ((struct mthca_data_seg *) wqe)->addr = + cpu_to_be64(wr->sg_list[i].addr); + wqe += sizeof (struct mthca_data_seg); + } + + if (i < srq->max_gs) { + ((struct mthca_data_seg *) wqe)->byte_count = 0; + ((struct mthca_data_seg *) wqe)->lkey = cpu_to_be32(MTHCA_INVAL_LKEY); + ((struct mthca_data_seg *) wqe)->addr = 0; + } + + if (likely(prev_wqe)) { + ((struct mthca_next_seg *) prev_wqe)->nda_op = + cpu_to_be32((ind << srq->wqe_shift) | 1); + wmb(); + ((struct mthca_next_seg *) prev_wqe)->ee_nds = + cpu_to_be32(MTHCA_NEXT_DBD); + } + + srq->wrid[ind] = wr->wr_id; + srq->first_free = next_ind; + } + + return nreq; + + if (likely(nreq)) { + __be32 doorbell[2]; + + doorbell[0] = cpu_to_be32(first_ind << srq->wqe_shift); + doorbell[1] = cpu_to_be32((srq->srqn << 8) | nreq); + + /* + * Make sure that descriptors are written before + * doorbell is rung. + */ + wmb(); + + mthca_write64(doorbell, + dev->kar + MTHCA_RECEIVE_DOORBELL, + MTHCA_GET_DOORBELL_LOCK(&dev->doorbell_lock)); + } + + spin_unlock_irqrestore(&srq->lock, flags); + return err; +} + +int mthca_arbel_post_srq_recv(struct ib_srq *ibsrq, struct ib_recv_wr *wr, + struct ib_recv_wr **bad_wr) +{ + struct mthca_dev *dev = to_mdev(ibsrq->device); + struct mthca_srq *srq = to_msrq(ibsrq); + unsigned long flags; + int err = 0; + int ind; + int next_ind; + int nreq; + int i; + void *wqe; + + spin_lock_irqsave(&srq->lock, flags); + + for (nreq = 0; wr; ++nreq, wr = wr->next) { + ind = srq->first_free; + + if (ind < 0) { + mthca_err(dev, "SRQ %06x full\n", srq->srqn); + err = -ENOMEM; + *bad_wr = wr; + return nreq; + } + + wqe = get_wqe(srq, ind); + next_ind = *wqe_to_link(wqe); + + ((struct mthca_next_seg *) wqe)->nda_op = + cpu_to_be32((next_ind << srq->wqe_shift) | 1); + ((struct mthca_next_seg *) wqe)->ee_nds = 0; + /* flags field will always remain 0 */ + + wqe += sizeof (struct mthca_next_seg); + + if (unlikely(wr->num_sge > srq->max_gs)) { + err = -EINVAL; + *bad_wr = wr; + return nreq; + } + + for (i = 0; i < wr->num_sge; ++i) { + ((struct mthca_data_seg *) wqe)->byte_count = + cpu_to_be32(wr->sg_list[i].length); + ((struct mthca_data_seg *) wqe)->lkey = + cpu_to_be32(wr->sg_list[i].lkey); + ((struct mthca_data_seg *) wqe)->addr = + cpu_to_be64(wr->sg_list[i].addr); + wqe += sizeof (struct mthca_data_seg); + } + + if (i < srq->max_gs) { + ((struct mthca_data_seg *) wqe)->byte_count = 0; + ((struct mthca_data_seg *) wqe)->lkey = cpu_to_be32(MTHCA_INVAL_LKEY); + ((struct mthca_data_seg *) wqe)->addr = 0; + } + + srq->wrid[ind] = wr->wr_id; + srq->first_free = next_ind; + } + + if (likely(nreq)) { + srq->counter += nreq; + + /* + * Make sure that descriptors are written before + * we write doorbell record. + */ + wmb(); + *srq->db = cpu_to_be32(srq->counter); + } + + spin_unlock_irqrestore(&srq->lock, flags); + return err; +} + +int __devinit mthca_init_srq_table(struct mthca_dev *dev) +{ + int err; + + if (!(dev->mthca_flags & MTHCA_FLAG_SRQ)) + return 0; + + spin_lock_init(&dev->srq_table.lock); + + err = mthca_alloc_init(&dev->srq_table.alloc, + dev->limits.num_srqs, + dev->limits.num_srqs - 1, + dev->limits.reserved_srqs); + if (err) + return err; + + err = mthca_array_init(&dev->srq_table.srq, + dev->limits.num_srqs); + if (err) + mthca_alloc_cleanup(&dev->srq_table.alloc); + + return err; +} + +void __devexit mthca_cleanup_srq_table(struct mthca_dev *dev) +{ + if (!(dev->mthca_flags & MTHCA_FLAG_SRQ)) + return; + + mthca_array_cleanup(&dev->srq_table.srq, dev->limits.num_srqs); + mthca_alloc_cleanup(&dev->srq_table.alloc); +} diff --git a/drivers/infiniband/hw/mthca/mthca_user.h b/drivers/infiniband/hw/mthca/mthca_user.h index 3024c1b4547..41613ec8a04 100644 --- a/drivers/infiniband/hw/mthca/mthca_user.h +++ b/drivers/infiniband/hw/mthca/mthca_user.h @@ -69,6 +69,17 @@ struct mthca_create_cq_resp { __u32 reserved; }; +struct mthca_create_srq { + __u32 lkey; + __u32 db_index; + __u64 db_page; +}; + +struct mthca_create_srq_resp { + __u32 srqn; + __u32 reserved; +}; + struct mthca_create_qp { __u32 lkey; __u32 reserved; diff --git a/drivers/infiniband/hw/mthca/mthca_wqe.h b/drivers/infiniband/hw/mthca/mthca_wqe.h new file mode 100644 index 00000000000..1f4c0ff28f7 --- /dev/null +++ b/drivers/infiniband/hw/mthca/mthca_wqe.h @@ -0,0 +1,114 @@ +/* + * Copyright (c) 2005 Cisco Systems. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the + * OpenIB.org BSD license below: + * + * Redistribution and use in source and binary forms, with or + * without modification, are permitted provided that the following + * conditions are met: + * + * - Redistributions of source code must retain the above + * copyright notice, this list of conditions and the following + * disclaimer. + * + * - Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following + * disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * $Id: mthca_wqe.h 3047 2005-08-10 03:59:35Z roland $ + */ + +#ifndef MTHCA_WQE_H +#define MTHCA_WQE_H + +#include <linux/types.h> + +enum { + MTHCA_NEXT_DBD = 1 << 7, + MTHCA_NEXT_FENCE = 1 << 6, + MTHCA_NEXT_CQ_UPDATE = 1 << 3, + MTHCA_NEXT_EVENT_GEN = 1 << 2, + MTHCA_NEXT_SOLICIT = 1 << 1, + + MTHCA_MLX_VL15 = 1 << 17, + MTHCA_MLX_SLR = 1 << 16 +}; + +enum { + MTHCA_INVAL_LKEY = 0x100 +}; + +struct mthca_next_seg { + __be32 nda_op; /* [31:6] next WQE [4:0] next opcode */ + __be32 ee_nds; /* [31:8] next EE [7] DBD [6] F [5:0] next WQE size */ + __be32 flags; /* [3] CQ [2] Event [1] Solicit */ + __be32 imm; /* immediate data */ +}; + +struct mthca_tavor_ud_seg { + u32 reserved1; + __be32 lkey; + __be64 av_addr; + u32 reserved2[4]; + __be32 dqpn; + __be32 qkey; + u32 reserved3[2]; +}; + +struct mthca_arbel_ud_seg { + __be32 av[8]; + __be32 dqpn; + __be32 qkey; + u32 reserved[2]; +}; + +struct mthca_bind_seg { + __be32 flags; /* [31] Atomic [30] rem write [29] rem read */ + u32 reserved; + __be32 new_rkey; + __be32 lkey; + __be64 addr; + __be64 length; +}; + +struct mthca_raddr_seg { + __be64 raddr; + __be32 rkey; + u32 reserved; +}; + +struct mthca_atomic_seg { + __be64 swap_add; + __be64 compare; +}; + +struct mthca_data_seg { + __be32 byte_count; + __be32 lkey; + __be64 addr; +}; + +struct mthca_mlx_seg { + __be32 nda_op; + __be32 nds; + __be32 flags; /* [17] VL15 [16] SLR [14:12] static rate + [11:8] SL [3] C [2] E */ + __be16 rlid; + __be16 vcrc; +}; + +#endif /* MTHCA_WQE_H */ diff --git a/drivers/infiniband/include/ib_cache.h b/drivers/infiniband/include/ib_cache.h deleted file mode 100644 index 44ef6bb9b9d..00000000000 --- a/drivers/infiniband/include/ib_cache.h +++ /dev/null @@ -1,103 +0,0 @@ -/* - * Copyright (c) 2004 Topspin Communications. All rights reserved. - * - * This software is available to you under a choice of one of two - * licenses. You may choose to be licensed under the terms of the GNU - * General Public License (GPL) Version 2, available from the file - * COPYING in the main directory of this source tree, or the - * OpenIB.org BSD license below: - * - * Redistribution and use in source and binary forms, with or - * without modification, are permitted provided that the following - * conditions are met: - * - * - Redistributions of source code must retain the above - * copyright notice, this list of conditions and the following - * disclaimer. - * - * - Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and/or other materials - * provided with the distribution. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS - * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN - * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - * - * $Id: ib_cache.h 1349 2004-12-16 21:09:43Z roland $ - */ - -#ifndef _IB_CACHE_H -#define _IB_CACHE_H - -#include <ib_verbs.h> - -/** - * ib_get_cached_gid - Returns a cached GID table entry - * @device: The device to query. - * @port_num: The port number of the device to query. - * @index: The index into the cached GID table to query. - * @gid: The GID value found at the specified index. - * - * ib_get_cached_gid() fetches the specified GID table entry stored in - * the local software cache. - */ -int ib_get_cached_gid(struct ib_device *device, - u8 port_num, - int index, - union ib_gid *gid); - -/** - * ib_find_cached_gid - Returns the port number and GID table index where - * a specified GID value occurs. - * @device: The device to query. - * @gid: The GID value to search for. - * @port_num: The port number of the device where the GID value was found. - * @index: The index into the cached GID table where the GID was found. This - * parameter may be NULL. - * - * ib_find_cached_gid() searches for the specified GID value in - * the local software cache. - */ -int ib_find_cached_gid(struct ib_device *device, - union ib_gid *gid, - u8 *port_num, - u16 *index); - -/** - * ib_get_cached_pkey - Returns a cached PKey table entry - * @device: The device to query. - * @port_num: The port number of the device to query. - * @index: The index into the cached PKey table to query. - * @pkey: The PKey value found at the specified index. - * - * ib_get_cached_pkey() fetches the specified PKey table entry stored in - * the local software cache. - */ -int ib_get_cached_pkey(struct ib_device *device_handle, - u8 port_num, - int index, - u16 *pkey); - -/** - * ib_find_cached_pkey - Returns the PKey table index where a specified - * PKey value occurs. - * @device: The device to query. - * @port_num: The port number of the device to search for the PKey. - * @pkey: The PKey value to search for. - * @index: The index into the cached PKey table where the PKey was found. - * - * ib_find_cached_pkey() searches the specified PKey table in - * the local software cache. - */ -int ib_find_cached_pkey(struct ib_device *device, - u8 port_num, - u16 pkey, - u16 *index); - -#endif /* _IB_CACHE_H */ diff --git a/drivers/infiniband/include/ib_cm.h b/drivers/infiniband/include/ib_cm.h deleted file mode 100644 index e5d74a730a7..00000000000 --- a/drivers/infiniband/include/ib_cm.h +++ /dev/null @@ -1,568 +0,0 @@ -/* - * Copyright (c) 2004 Intel Corporation. All rights reserved. - * Copyright (c) 2004 Topspin Corporation. All rights reserved. - * Copyright (c) 2004 Voltaire Corporation. All rights reserved. - * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. - * - * This software is available to you under a choice of one of two - * licenses. You may choose to be licensed under the terms of the GNU - * General Public License (GPL) Version 2, available from the file - * COPYING in the main directory of this source tree, or the - * OpenIB.org BSD license below: - * - * Redistribution and use in source and binary forms, with or - * without modification, are permitted provided that the following - * conditions are met: - * - * - Redistributions of source code must retain the above - * copyright notice, this list of conditions and the following - * disclaimer. - * - * - Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and/or other materials - * provided with the distribution. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS - * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN - * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - * - * $Id: ib_cm.h 2730 2005-06-28 16:43:03Z sean.hefty $ - */ -#if !defined(IB_CM_H) -#define IB_CM_H - -#include <ib_mad.h> -#include <ib_sa.h> - -enum ib_cm_state { - IB_CM_IDLE, - IB_CM_LISTEN, - IB_CM_REQ_SENT, - IB_CM_REQ_RCVD, - IB_CM_MRA_REQ_SENT, - IB_CM_MRA_REQ_RCVD, - IB_CM_REP_SENT, - IB_CM_REP_RCVD, - IB_CM_MRA_REP_SENT, - IB_CM_MRA_REP_RCVD, - IB_CM_ESTABLISHED, - IB_CM_DREQ_SENT, - IB_CM_DREQ_RCVD, - IB_CM_TIMEWAIT, - IB_CM_SIDR_REQ_SENT, - IB_CM_SIDR_REQ_RCVD -}; - -enum ib_cm_lap_state { - IB_CM_LAP_IDLE, - IB_CM_LAP_SENT, - IB_CM_LAP_RCVD, - IB_CM_MRA_LAP_SENT, - IB_CM_MRA_LAP_RCVD, -}; - -enum ib_cm_event_type { - IB_CM_REQ_ERROR, - IB_CM_REQ_RECEIVED, - IB_CM_REP_ERROR, - IB_CM_REP_RECEIVED, - IB_CM_RTU_RECEIVED, - IB_CM_USER_ESTABLISHED, - IB_CM_DREQ_ERROR, - IB_CM_DREQ_RECEIVED, - IB_CM_DREP_RECEIVED, - IB_CM_TIMEWAIT_EXIT, - IB_CM_MRA_RECEIVED, - IB_CM_REJ_RECEIVED, - IB_CM_LAP_ERROR, - IB_CM_LAP_RECEIVED, - IB_CM_APR_RECEIVED, - IB_CM_SIDR_REQ_ERROR, - IB_CM_SIDR_REQ_RECEIVED, - IB_CM_SIDR_REP_RECEIVED -}; - -enum ib_cm_data_size { - IB_CM_REQ_PRIVATE_DATA_SIZE = 92, - IB_CM_MRA_PRIVATE_DATA_SIZE = 222, - IB_CM_REJ_PRIVATE_DATA_SIZE = 148, - IB_CM_REP_PRIVATE_DATA_SIZE = 196, - IB_CM_RTU_PRIVATE_DATA_SIZE = 224, - IB_CM_DREQ_PRIVATE_DATA_SIZE = 220, - IB_CM_DREP_PRIVATE_DATA_SIZE = 224, - IB_CM_REJ_ARI_LENGTH = 72, - IB_CM_LAP_PRIVATE_DATA_SIZE = 168, - IB_CM_APR_PRIVATE_DATA_SIZE = 148, - IB_CM_APR_INFO_LENGTH = 72, - IB_CM_SIDR_REQ_PRIVATE_DATA_SIZE = 216, - IB_CM_SIDR_REP_PRIVATE_DATA_SIZE = 136, - IB_CM_SIDR_REP_INFO_LENGTH = 72 -}; - -struct ib_cm_id; - -struct ib_cm_req_event_param { - struct ib_cm_id *listen_id; - struct ib_device *device; - u8 port; - - struct ib_sa_path_rec *primary_path; - struct ib_sa_path_rec *alternate_path; - - u64 remote_ca_guid; - u32 remote_qkey; - u32 remote_qpn; - enum ib_qp_type qp_type; - - u32 starting_psn; - u8 responder_resources; - u8 initiator_depth; - unsigned int local_cm_response_timeout:5; - unsigned int flow_control:1; - unsigned int remote_cm_response_timeout:5; - unsigned int retry_count:3; - unsigned int rnr_retry_count:3; - unsigned int srq:1; -}; - -struct ib_cm_rep_event_param { - u64 remote_ca_guid; - u32 remote_qkey; - u32 remote_qpn; - u32 starting_psn; - u8 responder_resources; - u8 initiator_depth; - unsigned int target_ack_delay:5; - unsigned int failover_accepted:2; - unsigned int flow_control:1; - unsigned int rnr_retry_count:3; - unsigned int srq:1; -}; - -enum ib_cm_rej_reason { - IB_CM_REJ_NO_QP = __constant_htons(1), - IB_CM_REJ_NO_EEC = __constant_htons(2), - IB_CM_REJ_NO_RESOURCES = __constant_htons(3), - IB_CM_REJ_TIMEOUT = __constant_htons(4), - IB_CM_REJ_UNSUPPORTED = __constant_htons(5), - IB_CM_REJ_INVALID_COMM_ID = __constant_htons(6), - IB_CM_REJ_INVALID_COMM_INSTANCE = __constant_htons(7), - IB_CM_REJ_INVALID_SERVICE_ID = __constant_htons(8), - IB_CM_REJ_INVALID_TRANSPORT_TYPE = __constant_htons(9), - IB_CM_REJ_STALE_CONN = __constant_htons(10), - IB_CM_REJ_RDC_NOT_EXIST = __constant_htons(11), - IB_CM_REJ_INVALID_GID = __constant_htons(12), - IB_CM_REJ_INVALID_LID = __constant_htons(13), - IB_CM_REJ_INVALID_SL = __constant_htons(14), - IB_CM_REJ_INVALID_TRAFFIC_CLASS = __constant_htons(15), - IB_CM_REJ_INVALID_HOP_LIMIT = __constant_htons(16), - IB_CM_REJ_INVALID_PACKET_RATE = __constant_htons(17), - IB_CM_REJ_INVALID_ALT_GID = __constant_htons(18), - IB_CM_REJ_INVALID_ALT_LID = __constant_htons(19), - IB_CM_REJ_INVALID_ALT_SL = __constant_htons(20), - IB_CM_REJ_INVALID_ALT_TRAFFIC_CLASS = __constant_htons(21), - IB_CM_REJ_INVALID_ALT_HOP_LIMIT = __constant_htons(22), - IB_CM_REJ_INVALID_ALT_PACKET_RATE = __constant_htons(23), - IB_CM_REJ_PORT_REDIRECT = __constant_htons(24), - IB_CM_REJ_INVALID_MTU = __constant_htons(26), - IB_CM_REJ_INSUFFICIENT_RESP_RESOURCES = __constant_htons(27), - IB_CM_REJ_CONSUMER_DEFINED = __constant_htons(28), - IB_CM_REJ_INVALID_RNR_RETRY = __constant_htons(29), - IB_CM_REJ_DUPLICATE_LOCAL_COMM_ID = __constant_htons(30), - IB_CM_REJ_INVALID_CLASS_VERSION = __constant_htons(31), - IB_CM_REJ_INVALID_FLOW_LABEL = __constant_htons(32), - IB_CM_REJ_INVALID_ALT_FLOW_LABEL = __constant_htons(33) -}; - -struct ib_cm_rej_event_param { - enum ib_cm_rej_reason reason; - void *ari; - u8 ari_length; -}; - -struct ib_cm_mra_event_param { - u8 service_timeout; -}; - -struct ib_cm_lap_event_param { - struct ib_sa_path_rec *alternate_path; -}; - -enum ib_cm_apr_status { - IB_CM_APR_SUCCESS, - IB_CM_APR_INVALID_COMM_ID, - IB_CM_APR_UNSUPPORTED, - IB_CM_APR_REJECT, - IB_CM_APR_REDIRECT, - IB_CM_APR_IS_CURRENT, - IB_CM_APR_INVALID_QPN_EECN, - IB_CM_APR_INVALID_LID, - IB_CM_APR_INVALID_GID, - IB_CM_APR_INVALID_FLOW_LABEL, - IB_CM_APR_INVALID_TCLASS, - IB_CM_APR_INVALID_HOP_LIMIT, - IB_CM_APR_INVALID_PACKET_RATE, - IB_CM_APR_INVALID_SL -}; - -struct ib_cm_apr_event_param { - enum ib_cm_apr_status ap_status; - void *apr_info; - u8 info_len; -}; - -struct ib_cm_sidr_req_event_param { - struct ib_cm_id *listen_id; - struct ib_device *device; - u8 port; - - u16 pkey; -}; - -enum ib_cm_sidr_status { - IB_SIDR_SUCCESS, - IB_SIDR_UNSUPPORTED, - IB_SIDR_REJECT, - IB_SIDR_NO_QP, - IB_SIDR_REDIRECT, - IB_SIDR_UNSUPPORTED_VERSION -}; - -struct ib_cm_sidr_rep_event_param { - enum ib_cm_sidr_status status; - u32 qkey; - u32 qpn; - void *info; - u8 info_len; - -}; - -struct ib_cm_event { - enum ib_cm_event_type event; - union { - struct ib_cm_req_event_param req_rcvd; - struct ib_cm_rep_event_param rep_rcvd; - /* No data for RTU received events. */ - struct ib_cm_rej_event_param rej_rcvd; - struct ib_cm_mra_event_param mra_rcvd; - struct ib_cm_lap_event_param lap_rcvd; - struct ib_cm_apr_event_param apr_rcvd; - /* No data for DREQ/DREP received events. */ - struct ib_cm_sidr_req_event_param sidr_req_rcvd; - struct ib_cm_sidr_rep_event_param sidr_rep_rcvd; - enum ib_wc_status send_status; - } param; - - void *private_data; -}; - -/** - * ib_cm_handler - User-defined callback to process communication events. - * @cm_id: Communication identifier associated with the reported event. - * @event: Information about the communication event. - * - * IB_CM_REQ_RECEIVED and IB_CM_SIDR_REQ_RECEIVED communication events - * generated as a result of listen requests result in the allocation of a - * new @cm_id. The new @cm_id is returned to the user through this callback. - * Clients are responsible for destroying the new @cm_id. For peer-to-peer - * IB_CM_REQ_RECEIVED and all other events, the returned @cm_id corresponds - * to a user's existing communication identifier. - * - * Users may not call ib_destroy_cm_id while in the context of this callback; - * however, returning a non-zero value instructs the communication manager to - * destroy the @cm_id after the callback completes. - */ -typedef int (*ib_cm_handler)(struct ib_cm_id *cm_id, - struct ib_cm_event *event); - -struct ib_cm_id { - ib_cm_handler cm_handler; - void *context; - u64 service_id; - u64 service_mask; - enum ib_cm_state state; /* internal CM/debug use */ - enum ib_cm_lap_state lap_state; /* internal CM/debug use */ - u32 local_id; - u32 remote_id; -}; - -/** - * ib_create_cm_id - Allocate a communication identifier. - * @cm_handler: Callback invoked to notify the user of CM events. - * @context: User specified context associated with the communication - * identifier. - * - * Communication identifiers are used to track connection states, service - * ID resolution requests, and listen requests. - */ -struct ib_cm_id *ib_create_cm_id(ib_cm_handler cm_handler, - void *context); - -/** - * ib_destroy_cm_id - Destroy a connection identifier. - * @cm_id: Connection identifier to destroy. - * - * This call blocks until the connection identifier is destroyed. - */ -void ib_destroy_cm_id(struct ib_cm_id *cm_id); - -#define IB_SERVICE_ID_AGN_MASK __constant_cpu_to_be64(0xFF00000000000000ULL) -#define IB_CM_ASSIGN_SERVICE_ID __constant_cpu_to_be64(0x0200000000000000ULL) - -/** - * ib_cm_listen - Initiates listening on the specified service ID for - * connection and service ID resolution requests. - * @cm_id: Connection identifier associated with the listen request. - * @service_id: Service identifier matched against incoming connection - * and service ID resolution requests. The service ID should be specified - * network-byte order. If set to IB_CM_ASSIGN_SERVICE_ID, the CM will - * assign a service ID to the caller. - * @service_mask: Mask applied to service ID used to listen across a - * range of service IDs. If set to 0, the service ID is matched - * exactly. This parameter is ignored if %service_id is set to - * IB_CM_ASSIGN_SERVICE_ID. - */ -int ib_cm_listen(struct ib_cm_id *cm_id, - u64 service_id, - u64 service_mask); - -struct ib_cm_req_param { - struct ib_sa_path_rec *primary_path; - struct ib_sa_path_rec *alternate_path; - u64 service_id; - u32 qp_num; - enum ib_qp_type qp_type; - u32 starting_psn; - const void *private_data; - u8 private_data_len; - u8 peer_to_peer; - u8 responder_resources; - u8 initiator_depth; - u8 remote_cm_response_timeout; - u8 flow_control; - u8 local_cm_response_timeout; - u8 retry_count; - u8 rnr_retry_count; - u8 max_cm_retries; - u8 srq; -}; - -/** - * ib_send_cm_req - Sends a connection request to the remote node. - * @cm_id: Connection identifier that will be associated with the - * connection request. - * @param: Connection request information needed to establish the - * connection. - */ -int ib_send_cm_req(struct ib_cm_id *cm_id, - struct ib_cm_req_param *param); - -struct ib_cm_rep_param { - u32 qp_num; - u32 starting_psn; - const void *private_data; - u8 private_data_len; - u8 responder_resources; - u8 initiator_depth; - u8 target_ack_delay; - u8 failover_accepted; - u8 flow_control; - u8 rnr_retry_count; - u8 srq; -}; - -/** - * ib_send_cm_rep - Sends a connection reply in response to a connection - * request. - * @cm_id: Connection identifier that will be associated with the - * connection request. - * @param: Connection reply information needed to establish the - * connection. - */ -int ib_send_cm_rep(struct ib_cm_id *cm_id, - struct ib_cm_rep_param *param); - -/** - * ib_send_cm_rtu - Sends a connection ready to use message in response - * to a connection reply message. - * @cm_id: Connection identifier associated with the connection request. - * @private_data: Optional user-defined private data sent with the - * ready to use message. - * @private_data_len: Size of the private data buffer, in bytes. - */ -int ib_send_cm_rtu(struct ib_cm_id *cm_id, - const void *private_data, - u8 private_data_len); - -/** - * ib_send_cm_dreq - Sends a disconnection request for an existing - * connection. - * @cm_id: Connection identifier associated with the connection being - * released. - * @private_data: Optional user-defined private data sent with the - * disconnection request message. - * @private_data_len: Size of the private data buffer, in bytes. - */ -int ib_send_cm_dreq(struct ib_cm_id *cm_id, - const void *private_data, - u8 private_data_len); - -/** - * ib_send_cm_drep - Sends a disconnection reply to a disconnection request. - * @cm_id: Connection identifier associated with the connection being - * released. - * @private_data: Optional user-defined private data sent with the - * disconnection reply message. - * @private_data_len: Size of the private data buffer, in bytes. - * - * If the cm_id is in the correct state, the CM will transition the connection - * to the timewait state, even if an error occurs sending the DREP message. - */ -int ib_send_cm_drep(struct ib_cm_id *cm_id, - const void *private_data, - u8 private_data_len); - -/** - * ib_cm_establish - Forces a connection state to established. - * @cm_id: Connection identifier to transition to established. - * - * This routine should be invoked by users who receive messages on a - * connected QP before an RTU has been received. - */ -int ib_cm_establish(struct ib_cm_id *cm_id); - -/** - * ib_send_cm_rej - Sends a connection rejection message to the - * remote node. - * @cm_id: Connection identifier associated with the connection being - * rejected. - * @reason: Reason for the connection request rejection. - * @ari: Optional additional rejection information. - * @ari_length: Size of the additional rejection information, in bytes. - * @private_data: Optional user-defined private data sent with the - * rejection message. - * @private_data_len: Size of the private data buffer, in bytes. - */ -int ib_send_cm_rej(struct ib_cm_id *cm_id, - enum ib_cm_rej_reason reason, - void *ari, - u8 ari_length, - const void *private_data, - u8 private_data_len); - -/** - * ib_send_cm_mra - Sends a message receipt acknowledgement to a connection - * message. - * @cm_id: Connection identifier associated with the connection message. - * @service_timeout: The maximum time required for the sender to reply to - * to the connection message. - * @private_data: Optional user-defined private data sent with the - * message receipt acknowledgement. - * @private_data_len: Size of the private data buffer, in bytes. - */ -int ib_send_cm_mra(struct ib_cm_id *cm_id, - u8 service_timeout, - const void *private_data, - u8 private_data_len); - -/** - * ib_send_cm_lap - Sends a load alternate path request. - * @cm_id: Connection identifier associated with the load alternate path - * message. - * @alternate_path: A path record that identifies the alternate path to - * load. - * @private_data: Optional user-defined private data sent with the - * load alternate path message. - * @private_data_len: Size of the private data buffer, in bytes. - */ -int ib_send_cm_lap(struct ib_cm_id *cm_id, - struct ib_sa_path_rec *alternate_path, - const void *private_data, - u8 private_data_len); - -/** - * ib_cm_init_qp_attr - Initializes the QP attributes for use in transitioning - * to a specified QP state. - * @cm_id: Communication identifier associated with the QP attributes to - * initialize. - * @qp_attr: On input, specifies the desired QP state. On output, the - * mandatory and desired optional attributes will be set in order to - * modify the QP to the specified state. - * @qp_attr_mask: The QP attribute mask that may be used to transition the - * QP to the specified state. - * - * Users must set the @qp_attr->qp_state to the desired QP state. This call - * will set all required attributes for the given transition, along with - * known optional attributes. Users may override the attributes returned from - * this call before calling ib_modify_qp. - */ -int ib_cm_init_qp_attr(struct ib_cm_id *cm_id, - struct ib_qp_attr *qp_attr, - int *qp_attr_mask); - -/** - * ib_send_cm_apr - Sends an alternate path response message in response to - * a load alternate path request. - * @cm_id: Connection identifier associated with the alternate path response. - * @status: Reply status sent with the alternate path response. - * @info: Optional additional information sent with the alternate path - * response. - * @info_length: Size of the additional information, in bytes. - * @private_data: Optional user-defined private data sent with the - * alternate path response message. - * @private_data_len: Size of the private data buffer, in bytes. - */ -int ib_send_cm_apr(struct ib_cm_id *cm_id, - enum ib_cm_apr_status status, - void *info, - u8 info_length, - const void *private_data, - u8 private_data_len); - -struct ib_cm_sidr_req_param { - struct ib_sa_path_rec *path; - u64 service_id; - int timeout_ms; - const void *private_data; - u8 private_data_len; - u8 max_cm_retries; - u16 pkey; -}; - -/** - * ib_send_cm_sidr_req - Sends a service ID resolution request to the - * remote node. - * @cm_id: Communication identifier that will be associated with the - * service ID resolution request. - * @param: Service ID resolution request information. - */ -int ib_send_cm_sidr_req(struct ib_cm_id *cm_id, - struct ib_cm_sidr_req_param *param); - -struct ib_cm_sidr_rep_param { - u32 qp_num; - u32 qkey; - enum ib_cm_sidr_status status; - const void *info; - u8 info_length; - const void *private_data; - u8 private_data_len; -}; - -/** - * ib_send_cm_sidr_rep - Sends a service ID resolution request to the - * remote node. - * @cm_id: Communication identifier associated with the received service ID - * resolution request. - * @param: Service ID resolution reply information. - */ -int ib_send_cm_sidr_rep(struct ib_cm_id *cm_id, - struct ib_cm_sidr_rep_param *param); - -#endif /* IB_CM_H */ diff --git a/drivers/infiniband/include/ib_fmr_pool.h b/drivers/infiniband/include/ib_fmr_pool.h deleted file mode 100644 index 6c9e24d6e14..00000000000 --- a/drivers/infiniband/include/ib_fmr_pool.h +++ /dev/null @@ -1,93 +0,0 @@ -/* - * Copyright (c) 2004 Topspin Corporation. All rights reserved. - * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. - * - * This software is available to you under a choice of one of two - * licenses. You may choose to be licensed under the terms of the GNU - * General Public License (GPL) Version 2, available from the file - * COPYING in the main directory of this source tree, or the - * OpenIB.org BSD license below: - * - * Redistribution and use in source and binary forms, with or - * without modification, are permitted provided that the following - * conditions are met: - * - * - Redistributions of source code must retain the above - * copyright notice, this list of conditions and the following - * disclaimer. - * - * - Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and/or other materials - * provided with the distribution. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS - * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN - * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - * - * $Id: ib_fmr_pool.h 2730 2005-06-28 16:43:03Z sean.hefty $ - */ - -#if !defined(IB_FMR_POOL_H) -#define IB_FMR_POOL_H - -#include <ib_verbs.h> - -struct ib_fmr_pool; - -/** - * struct ib_fmr_pool_param - Parameters for creating FMR pool - * @max_pages_per_fmr:Maximum number of pages per map request. - * @access:Access flags for FMRs in pool. - * @pool_size:Number of FMRs to allocate for pool. - * @dirty_watermark:Flush is triggered when @dirty_watermark dirty - * FMRs are present. - * @flush_function:Callback called when unmapped FMRs are flushed and - * more FMRs are possibly available for mapping - * @flush_arg:Context passed to user's flush function. - * @cache:If set, FMRs may be reused after unmapping for identical map - * requests. - */ -struct ib_fmr_pool_param { - int max_pages_per_fmr; - enum ib_access_flags access; - int pool_size; - int dirty_watermark; - void (*flush_function)(struct ib_fmr_pool *pool, - void * arg); - void *flush_arg; - unsigned cache:1; -}; - -struct ib_pool_fmr { - struct ib_fmr *fmr; - struct ib_fmr_pool *pool; - struct list_head list; - struct hlist_node cache_node; - int ref_count; - int remap_count; - u64 io_virtual_address; - int page_list_len; - u64 page_list[0]; -}; - -struct ib_fmr_pool *ib_create_fmr_pool(struct ib_pd *pd, - struct ib_fmr_pool_param *params); - -void ib_destroy_fmr_pool(struct ib_fmr_pool *pool); - -int ib_flush_fmr_pool(struct ib_fmr_pool *pool); - -struct ib_pool_fmr *ib_fmr_pool_map_phys(struct ib_fmr_pool *pool_handle, - u64 *page_list, - int list_len, - u64 *io_virtual_address); - -int ib_fmr_pool_unmap(struct ib_pool_fmr *fmr); - -#endif /* IB_FMR_POOL_H */ diff --git a/drivers/infiniband/include/ib_mad.h b/drivers/infiniband/include/ib_mad.h deleted file mode 100644 index 491b6f25b3b..00000000000 --- a/drivers/infiniband/include/ib_mad.h +++ /dev/null @@ -1,577 +0,0 @@ -/* - * Copyright (c) 2004 Mellanox Technologies Ltd. All rights reserved. - * Copyright (c) 2004 Infinicon Corporation. All rights reserved. - * Copyright (c) 2004 Intel Corporation. All rights reserved. - * Copyright (c) 2004 Topspin Corporation. All rights reserved. - * Copyright (c) 2004 Voltaire Corporation. All rights reserved. - * - * This software is available to you under a choice of one of two - * licenses. You may choose to be licensed under the terms of the GNU - * General Public License (GPL) Version 2, available from the file - * COPYING in the main directory of this source tree, or the - * OpenIB.org BSD license below: - * - * Redistribution and use in source and binary forms, with or - * without modification, are permitted provided that the following - * conditions are met: - * - * - Redistributions of source code must retain the above - * copyright notice, this list of conditions and the following - * disclaimer. - * - * - Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and/or other materials - * provided with the distribution. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS - * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN - * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - * - * $Id: ib_mad.h 2775 2005-07-02 13:42:12Z halr $ - */ - -#if !defined( IB_MAD_H ) -#define IB_MAD_H - -#include <linux/pci.h> - -#include <ib_verbs.h> - -/* Management base version */ -#define IB_MGMT_BASE_VERSION 1 - -/* Management classes */ -#define IB_MGMT_CLASS_SUBN_LID_ROUTED 0x01 -#define IB_MGMT_CLASS_SUBN_DIRECTED_ROUTE 0x81 -#define IB_MGMT_CLASS_SUBN_ADM 0x03 -#define IB_MGMT_CLASS_PERF_MGMT 0x04 -#define IB_MGMT_CLASS_BM 0x05 -#define IB_MGMT_CLASS_DEVICE_MGMT 0x06 -#define IB_MGMT_CLASS_CM 0x07 -#define IB_MGMT_CLASS_SNMP 0x08 -#define IB_MGMT_CLASS_VENDOR_RANGE2_START 0x30 -#define IB_MGMT_CLASS_VENDOR_RANGE2_END 0x4F - -#define IB_OPENIB_OUI (0x001405) - -/* Management methods */ -#define IB_MGMT_METHOD_GET 0x01 -#define IB_MGMT_METHOD_SET 0x02 -#define IB_MGMT_METHOD_GET_RESP 0x81 -#define IB_MGMT_METHOD_SEND 0x03 -#define IB_MGMT_METHOD_TRAP 0x05 -#define IB_MGMT_METHOD_REPORT 0x06 -#define IB_MGMT_METHOD_REPORT_RESP 0x86 -#define IB_MGMT_METHOD_TRAP_REPRESS 0x07 - -#define IB_MGMT_METHOD_RESP 0x80 - -#define IB_MGMT_MAX_METHODS 128 - -/* RMPP information */ -#define IB_MGMT_RMPP_VERSION 1 - -#define IB_MGMT_RMPP_TYPE_DATA 1 -#define IB_MGMT_RMPP_TYPE_ACK 2 -#define IB_MGMT_RMPP_TYPE_STOP 3 -#define IB_MGMT_RMPP_TYPE_ABORT 4 - -#define IB_MGMT_RMPP_FLAG_ACTIVE 1 -#define IB_MGMT_RMPP_FLAG_FIRST (1<<1) -#define IB_MGMT_RMPP_FLAG_LAST (1<<2) - -#define IB_MGMT_RMPP_NO_RESPTIME 0x1F - -#define IB_MGMT_RMPP_STATUS_SUCCESS 0 -#define IB_MGMT_RMPP_STATUS_RESX 1 -#define IB_MGMT_RMPP_STATUS_T2L 118 -#define IB_MGMT_RMPP_STATUS_BAD_LEN 119 -#define IB_MGMT_RMPP_STATUS_BAD_SEG 120 -#define IB_MGMT_RMPP_STATUS_BADT 121 -#define IB_MGMT_RMPP_STATUS_W2S 122 -#define IB_MGMT_RMPP_STATUS_S2B 123 -#define IB_MGMT_RMPP_STATUS_BAD_STATUS 124 -#define IB_MGMT_RMPP_STATUS_UNV 125 -#define IB_MGMT_RMPP_STATUS_TMR 126 -#define IB_MGMT_RMPP_STATUS_UNSPEC 127 - -#define IB_QP0 0 -#define IB_QP1 __constant_htonl(1) -#define IB_QP1_QKEY 0x80010000 -#define IB_QP_SET_QKEY 0x80000000 - -struct ib_mad_hdr { - u8 base_version; - u8 mgmt_class; - u8 class_version; - u8 method; - u16 status; - u16 class_specific; - u64 tid; - u16 attr_id; - u16 resv; - u32 attr_mod; -}; - -struct ib_rmpp_hdr { - u8 rmpp_version; - u8 rmpp_type; - u8 rmpp_rtime_flags; - u8 rmpp_status; - u32 seg_num; - u32 paylen_newwin; -}; - -typedef u64 __bitwise ib_sa_comp_mask; - -#define IB_SA_COMP_MASK(n) ((__force ib_sa_comp_mask) cpu_to_be64(1ull << n)) - -/* - * ib_sa_hdr and ib_sa_mad structures must be packed because they have - * 64-bit fields that are only 32-bit aligned. 64-bit architectures will - * lay them out wrong otherwise. (And unfortunately they are sent on - * the wire so we can't change the layout) - */ -struct ib_sa_hdr { - u64 sm_key; - u16 attr_offset; - u16 reserved; - ib_sa_comp_mask comp_mask; -} __attribute__ ((packed)); - -struct ib_mad { - struct ib_mad_hdr mad_hdr; - u8 data[232]; -}; - -struct ib_rmpp_mad { - struct ib_mad_hdr mad_hdr; - struct ib_rmpp_hdr rmpp_hdr; - u8 data[220]; -}; - -struct ib_sa_mad { - struct ib_mad_hdr mad_hdr; - struct ib_rmpp_hdr rmpp_hdr; - struct ib_sa_hdr sa_hdr; - u8 data[200]; -} __attribute__ ((packed)); - -struct ib_vendor_mad { - struct ib_mad_hdr mad_hdr; - struct ib_rmpp_hdr rmpp_hdr; - u8 reserved; - u8 oui[3]; - u8 data[216]; -}; - -/** - * ib_mad_send_buf - MAD data buffer and work request for sends. - * @mad: References an allocated MAD data buffer. The size of the data - * buffer is specified in the @send_wr.length field. - * @mapping: DMA mapping information. - * @mad_agent: MAD agent that allocated the buffer. - * @context: User-controlled context fields. - * @send_wr: An initialized work request structure used when sending the MAD. - * The wr_id field of the work request is initialized to reference this - * data structure. - * @sge: A scatter-gather list referenced by the work request. - * - * Users are responsible for initializing the MAD buffer itself, with the - * exception of specifying the payload length field in any RMPP MAD. - */ -struct ib_mad_send_buf { - struct ib_mad *mad; - DECLARE_PCI_UNMAP_ADDR(mapping) - struct ib_mad_agent *mad_agent; - void *context[2]; - struct ib_send_wr send_wr; - struct ib_sge sge; -}; - -/** - * ib_get_rmpp_resptime - Returns the RMPP response time. - * @rmpp_hdr: An RMPP header. - */ -static inline u8 ib_get_rmpp_resptime(struct ib_rmpp_hdr *rmpp_hdr) -{ - return rmpp_hdr->rmpp_rtime_flags >> 3; -} - -/** - * ib_get_rmpp_flags - Returns the RMPP flags. - * @rmpp_hdr: An RMPP header. - */ -static inline u8 ib_get_rmpp_flags(struct ib_rmpp_hdr *rmpp_hdr) -{ - return rmpp_hdr->rmpp_rtime_flags & 0x7; -} - -/** - * ib_set_rmpp_resptime - Sets the response time in an RMPP header. - * @rmpp_hdr: An RMPP header. - * @rtime: The response time to set. - */ -static inline void ib_set_rmpp_resptime(struct ib_rmpp_hdr *rmpp_hdr, u8 rtime) -{ - rmpp_hdr->rmpp_rtime_flags = ib_get_rmpp_flags(rmpp_hdr) | (rtime << 3); -} - -/** - * ib_set_rmpp_flags - Sets the flags in an RMPP header. - * @rmpp_hdr: An RMPP header. - * @flags: The flags to set. - */ -static inline void ib_set_rmpp_flags(struct ib_rmpp_hdr *rmpp_hdr, u8 flags) -{ - rmpp_hdr->rmpp_rtime_flags = (rmpp_hdr->rmpp_rtime_flags & 0xF1) | - (flags & 0x7); -} - -struct ib_mad_agent; -struct ib_mad_send_wc; -struct ib_mad_recv_wc; - -/** - * ib_mad_send_handler - callback handler for a sent MAD. - * @mad_agent: MAD agent that sent the MAD. - * @mad_send_wc: Send work completion information on the sent MAD. - */ -typedef void (*ib_mad_send_handler)(struct ib_mad_agent *mad_agent, - struct ib_mad_send_wc *mad_send_wc); - -/** - * ib_mad_snoop_handler - Callback handler for snooping sent MADs. - * @mad_agent: MAD agent that snooped the MAD. - * @send_wr: Work request information on the sent MAD. - * @mad_send_wc: Work completion information on the sent MAD. Valid - * only for snooping that occurs on a send completion. - * - * Clients snooping MADs should not modify data referenced by the @send_wr - * or @mad_send_wc. - */ -typedef void (*ib_mad_snoop_handler)(struct ib_mad_agent *mad_agent, - struct ib_send_wr *send_wr, - struct ib_mad_send_wc *mad_send_wc); - -/** - * ib_mad_recv_handler - callback handler for a received MAD. - * @mad_agent: MAD agent requesting the received MAD. - * @mad_recv_wc: Received work completion information on the received MAD. - * - * MADs received in response to a send request operation will be handed to - * the user after the send operation completes. All data buffers given - * to registered agents through this routine are owned by the receiving - * client, except for snooping agents. Clients snooping MADs should not - * modify the data referenced by @mad_recv_wc. - */ -typedef void (*ib_mad_recv_handler)(struct ib_mad_agent *mad_agent, - struct ib_mad_recv_wc *mad_recv_wc); - -/** - * ib_mad_agent - Used to track MAD registration with the access layer. - * @device: Reference to device registration is on. - * @qp: Reference to QP used for sending and receiving MADs. - * @mr: Memory region for system memory usable for DMA. - * @recv_handler: Callback handler for a received MAD. - * @send_handler: Callback handler for a sent MAD. - * @snoop_handler: Callback handler for snooped sent MADs. - * @context: User-specified context associated with this registration. - * @hi_tid: Access layer assigned transaction ID for this client. - * Unsolicited MADs sent by this client will have the upper 32-bits - * of their TID set to this value. - * @port_num: Port number on which QP is registered - * @rmpp_version: If set, indicates the RMPP version used by this agent. - */ -struct ib_mad_agent { - struct ib_device *device; - struct ib_qp *qp; - struct ib_mr *mr; - ib_mad_recv_handler recv_handler; - ib_mad_send_handler send_handler; - ib_mad_snoop_handler snoop_handler; - void *context; - u32 hi_tid; - u8 port_num; - u8 rmpp_version; -}; - -/** - * ib_mad_send_wc - MAD send completion information. - * @wr_id: Work request identifier associated with the send MAD request. - * @status: Completion status. - * @vendor_err: Optional vendor error information returned with a failed - * request. - */ -struct ib_mad_send_wc { - u64 wr_id; - enum ib_wc_status status; - u32 vendor_err; -}; - -/** - * ib_mad_recv_buf - received MAD buffer information. - * @list: Reference to next data buffer for a received RMPP MAD. - * @grh: References a data buffer containing the global route header. - * The data refereced by this buffer is only valid if the GRH is - * valid. - * @mad: References the start of the received MAD. - */ -struct ib_mad_recv_buf { - struct list_head list; - struct ib_grh *grh; - struct ib_mad *mad; -}; - -/** - * ib_mad_recv_wc - received MAD information. - * @wc: Completion information for the received data. - * @recv_buf: Specifies the location of the received data buffer(s). - * @rmpp_list: Specifies a list of RMPP reassembled received MAD buffers. - * @mad_len: The length of the received MAD, without duplicated headers. - * - * For received response, the wr_id field of the wc is set to the wr_id - * for the corresponding send request. - */ -struct ib_mad_recv_wc { - struct ib_wc *wc; - struct ib_mad_recv_buf recv_buf; - struct list_head rmpp_list; - int mad_len; -}; - -/** - * ib_mad_reg_req - MAD registration request - * @mgmt_class: Indicates which management class of MADs should be receive - * by the caller. This field is only required if the user wishes to - * receive unsolicited MADs, otherwise it should be 0. - * @mgmt_class_version: Indicates which version of MADs for the given - * management class to receive. - * @oui: Indicates IEEE OUI when mgmt_class is a vendor class - * in the range from 0x30 to 0x4f. Otherwise not used. - * @method_mask: The caller will receive unsolicited MADs for any method - * where @method_mask = 1. - */ -struct ib_mad_reg_req { - u8 mgmt_class; - u8 mgmt_class_version; - u8 oui[3]; - DECLARE_BITMAP(method_mask, IB_MGMT_MAX_METHODS); -}; - -/** - * ib_register_mad_agent - Register to send/receive MADs. - * @device: The device to register with. - * @port_num: The port on the specified device to use. - * @qp_type: Specifies which QP to access. Must be either - * IB_QPT_SMI or IB_QPT_GSI. - * @mad_reg_req: Specifies which unsolicited MADs should be received - * by the caller. This parameter may be NULL if the caller only - * wishes to receive solicited responses. - * @rmpp_version: If set, indicates that the client will send - * and receive MADs that contain the RMPP header for the given version. - * If set to 0, indicates that RMPP is not used by this client. - * @send_handler: The completion callback routine invoked after a send - * request has completed. - * @recv_handler: The completion callback routine invoked for a received - * MAD. - * @context: User specified context associated with the registration. - */ -struct ib_mad_agent *ib_register_mad_agent(struct ib_device *device, - u8 port_num, - enum ib_qp_type qp_type, - struct ib_mad_reg_req *mad_reg_req, - u8 rmpp_version, - ib_mad_send_handler send_handler, - ib_mad_recv_handler recv_handler, - void *context); - -enum ib_mad_snoop_flags { - /*IB_MAD_SNOOP_POSTED_SENDS = 1,*/ - /*IB_MAD_SNOOP_RMPP_SENDS = (1<<1),*/ - IB_MAD_SNOOP_SEND_COMPLETIONS = (1<<2), - /*IB_MAD_SNOOP_RMPP_SEND_COMPLETIONS = (1<<3),*/ - IB_MAD_SNOOP_RECVS = (1<<4) - /*IB_MAD_SNOOP_RMPP_RECVS = (1<<5),*/ - /*IB_MAD_SNOOP_REDIRECTED_QPS = (1<<6)*/ -}; - -/** - * ib_register_mad_snoop - Register to snoop sent and received MADs. - * @device: The device to register with. - * @port_num: The port on the specified device to use. - * @qp_type: Specifies which QP traffic to snoop. Must be either - * IB_QPT_SMI or IB_QPT_GSI. - * @mad_snoop_flags: Specifies information where snooping occurs. - * @send_handler: The callback routine invoked for a snooped send. - * @recv_handler: The callback routine invoked for a snooped receive. - * @context: User specified context associated with the registration. - */ -struct ib_mad_agent *ib_register_mad_snoop(struct ib_device *device, - u8 port_num, - enum ib_qp_type qp_type, - int mad_snoop_flags, - ib_mad_snoop_handler snoop_handler, - ib_mad_recv_handler recv_handler, - void *context); - -/** - * ib_unregister_mad_agent - Unregisters a client from using MAD services. - * @mad_agent: Corresponding MAD registration request to deregister. - * - * After invoking this routine, MAD services are no longer usable by the - * client on the associated QP. - */ -int ib_unregister_mad_agent(struct ib_mad_agent *mad_agent); - -/** - * ib_post_send_mad - Posts MAD(s) to the send queue of the QP associated - * with the registered client. - * @mad_agent: Specifies the associated registration to post the send to. - * @send_wr: Specifies the information needed to send the MAD(s). - * @bad_send_wr: Specifies the MAD on which an error was encountered. - * - * Sent MADs are not guaranteed to complete in the order that they were posted. - * - * If the MAD requires RMPP, the data buffer should contain a single copy - * of the common MAD, RMPP, and class specific headers, followed by the class - * defined data. If the class defined data would not divide evenly into - * RMPP segments, then space must be allocated at the end of the referenced - * buffer for any required padding. To indicate the amount of class defined - * data being transferred, the paylen_newwin field in the RMPP header should - * be set to the size of the class specific header plus the amount of class - * defined data being transferred. The paylen_newwin field should be - * specified in network-byte order. - */ -int ib_post_send_mad(struct ib_mad_agent *mad_agent, - struct ib_send_wr *send_wr, - struct ib_send_wr **bad_send_wr); - -/** - * ib_coalesce_recv_mad - Coalesces received MAD data into a single buffer. - * @mad_recv_wc: Work completion information for a received MAD. - * @buf: User-provided data buffer to receive the coalesced buffers. The - * referenced buffer should be at least the size of the mad_len specified - * by @mad_recv_wc. - * - * This call copies a chain of received MAD segments into a single data buffer, - * removing duplicated headers. - */ -void ib_coalesce_recv_mad(struct ib_mad_recv_wc *mad_recv_wc, void *buf); - -/** - * ib_free_recv_mad - Returns data buffers used to receive a MAD. - * @mad_recv_wc: Work completion information for a received MAD. - * - * Clients receiving MADs through their ib_mad_recv_handler must call this - * routine to return the work completion buffers to the access layer. - */ -void ib_free_recv_mad(struct ib_mad_recv_wc *mad_recv_wc); - -/** - * ib_cancel_mad - Cancels an outstanding send MAD operation. - * @mad_agent: Specifies the registration associated with sent MAD. - * @wr_id: Indicates the work request identifier of the MAD to cancel. - * - * MADs will be returned to the user through the corresponding - * ib_mad_send_handler. - */ -void ib_cancel_mad(struct ib_mad_agent *mad_agent, u64 wr_id); - -/** - * ib_modify_mad - Modifies an outstanding send MAD operation. - * @mad_agent: Specifies the registration associated with sent MAD. - * @wr_id: Indicates the work request identifier of the MAD to modify. - * @timeout_ms: New timeout value for sent MAD. - * - * This call will reset the timeout value for a sent MAD to the specified - * value. - */ -int ib_modify_mad(struct ib_mad_agent *mad_agent, u64 wr_id, u32 timeout_ms); - -/** - * ib_redirect_mad_qp - Registers a QP for MAD services. - * @qp: Reference to a QP that requires MAD services. - * @rmpp_version: If set, indicates that the client will send - * and receive MADs that contain the RMPP header for the given version. - * If set to 0, indicates that RMPP is not used by this client. - * @send_handler: The completion callback routine invoked after a send - * request has completed. - * @recv_handler: The completion callback routine invoked for a received - * MAD. - * @context: User specified context associated with the registration. - * - * Use of this call allows clients to use MAD services, such as RMPP, - * on user-owned QPs. After calling this routine, users may send - * MADs on the specified QP by calling ib_mad_post_send. - */ -struct ib_mad_agent *ib_redirect_mad_qp(struct ib_qp *qp, - u8 rmpp_version, - ib_mad_send_handler send_handler, - ib_mad_recv_handler recv_handler, - void *context); - -/** - * ib_process_mad_wc - Processes a work completion associated with a - * MAD sent or received on a redirected QP. - * @mad_agent: Specifies the registered MAD service using the redirected QP. - * @wc: References a work completion associated with a sent or received - * MAD segment. - * - * This routine is used to complete or continue processing on a MAD request. - * If the work completion is associated with a send operation, calling - * this routine is required to continue an RMPP transfer or to wait for a - * corresponding response, if it is a request. If the work completion is - * associated with a receive operation, calling this routine is required to - * process an inbound or outbound RMPP transfer, or to match a response MAD - * with its corresponding request. - */ -int ib_process_mad_wc(struct ib_mad_agent *mad_agent, - struct ib_wc *wc); - -/** - * ib_create_send_mad - Allocate and initialize a data buffer and work request - * for sending a MAD. - * @mad_agent: Specifies the registered MAD service to associate with the MAD. - * @remote_qpn: Specifies the QPN of the receiving node. - * @pkey_index: Specifies which PKey the MAD will be sent using. This field - * is valid only if the remote_qpn is QP 1. - * @ah: References the address handle used to transfer to the remote node. - * @rmpp_active: Indicates if the send will enable RMPP. - * @hdr_len: Indicates the size of the data header of the MAD. This length - * should include the common MAD header, RMPP header, plus any class - * specific header. - * @data_len: Indicates the size of any user-transferred data. The call will - * automatically adjust the allocated buffer size to account for any - * additional padding that may be necessary. - * @gfp_mask: GFP mask used for the memory allocation. - * - * This is a helper routine that may be used to allocate a MAD. Users are - * not required to allocate outbound MADs using this call. The returned - * MAD send buffer will reference a data buffer usable for sending a MAD, along - * with an initialized work request structure. Users may modify the returned - * MAD data buffer or work request before posting the send. - * - * The returned data buffer will be cleared. Users are responsible for - * initializing the common MAD and any class specific headers. If @rmpp_active - * is set, the RMPP header will be initialized for sending. - */ -struct ib_mad_send_buf * ib_create_send_mad(struct ib_mad_agent *mad_agent, - u32 remote_qpn, u16 pkey_index, - struct ib_ah *ah, int rmpp_active, - int hdr_len, int data_len, - unsigned int __nocast gfp_mask); - -/** - * ib_free_send_mad - Returns data buffers used to send a MAD. - * @send_buf: Previously allocated send data buffer. - */ -void ib_free_send_mad(struct ib_mad_send_buf *send_buf); - -#endif /* IB_MAD_H */ diff --git a/drivers/infiniband/include/ib_pack.h b/drivers/infiniband/include/ib_pack.h deleted file mode 100644 index fe480f3e865..00000000000 --- a/drivers/infiniband/include/ib_pack.h +++ /dev/null @@ -1,245 +0,0 @@ -/* - * Copyright (c) 2004 Topspin Corporation. All rights reserved. - * - * This software is available to you under a choice of one of two - * licenses. You may choose to be licensed under the terms of the GNU - * General Public License (GPL) Version 2, available from the file - * COPYING in the main directory of this source tree, or the - * OpenIB.org BSD license below: - * - * Redistribution and use in source and binary forms, with or - * without modification, are permitted provided that the following - * conditions are met: - * - * - Redistributions of source code must retain the above - * copyright notice, this list of conditions and the following - * disclaimer. - * - * - Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and/or other materials - * provided with the distribution. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS - * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN - * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - * - * $Id: ib_pack.h 1349 2004-12-16 21:09:43Z roland $ - */ - -#ifndef IB_PACK_H -#define IB_PACK_H - -#include <ib_verbs.h> - -enum { - IB_LRH_BYTES = 8, - IB_GRH_BYTES = 40, - IB_BTH_BYTES = 12, - IB_DETH_BYTES = 8 -}; - -struct ib_field { - size_t struct_offset_bytes; - size_t struct_size_bytes; - int offset_words; - int offset_bits; - int size_bits; - char *field_name; -}; - -#define RESERVED \ - .field_name = "reserved" - -/* - * This macro cleans up the definitions of constants for BTH opcodes. - * It is used to define constants such as IB_OPCODE_UD_SEND_ONLY, - * which becomes IB_OPCODE_UD + IB_OPCODE_SEND_ONLY, and this gives - * the correct value. - * - * In short, user code should use the constants defined using the - * macro rather than worrying about adding together other constants. -*/ -#define IB_OPCODE(transport, op) \ - IB_OPCODE_ ## transport ## _ ## op = \ - IB_OPCODE_ ## transport + IB_OPCODE_ ## op - -enum { - /* transport types -- just used to define real constants */ - IB_OPCODE_RC = 0x00, - IB_OPCODE_UC = 0x20, - IB_OPCODE_RD = 0x40, - IB_OPCODE_UD = 0x60, - - /* operations -- just used to define real constants */ - IB_OPCODE_SEND_FIRST = 0x00, - IB_OPCODE_SEND_MIDDLE = 0x01, - IB_OPCODE_SEND_LAST = 0x02, - IB_OPCODE_SEND_LAST_WITH_IMMEDIATE = 0x03, - IB_OPCODE_SEND_ONLY = 0x04, - IB_OPCODE_SEND_ONLY_WITH_IMMEDIATE = 0x05, - IB_OPCODE_RDMA_WRITE_FIRST = 0x06, - IB_OPCODE_RDMA_WRITE_MIDDLE = 0x07, - IB_OPCODE_RDMA_WRITE_LAST = 0x08, - IB_OPCODE_RDMA_WRITE_LAST_WITH_IMMEDIATE = 0x09, - IB_OPCODE_RDMA_WRITE_ONLY = 0x0a, - IB_OPCODE_RDMA_WRITE_ONLY_WITH_IMMEDIATE = 0x0b, - IB_OPCODE_RDMA_READ_REQUEST = 0x0c, - IB_OPCODE_RDMA_READ_RESPONSE_FIRST = 0x0d, - IB_OPCODE_RDMA_READ_RESPONSE_MIDDLE = 0x0e, - IB_OPCODE_RDMA_READ_RESPONSE_LAST = 0x0f, - IB_OPCODE_RDMA_READ_RESPONSE_ONLY = 0x10, - IB_OPCODE_ACKNOWLEDGE = 0x11, - IB_OPCODE_ATOMIC_ACKNOWLEDGE = 0x12, - IB_OPCODE_COMPARE_SWAP = 0x13, - IB_OPCODE_FETCH_ADD = 0x14, - - /* real constants follow -- see comment about above IB_OPCODE() - macro for more details */ - - /* RC */ - IB_OPCODE(RC, SEND_FIRST), - IB_OPCODE(RC, SEND_MIDDLE), - IB_OPCODE(RC, SEND_LAST), - IB_OPCODE(RC, SEND_LAST_WITH_IMMEDIATE), - IB_OPCODE(RC, SEND_ONLY), - IB_OPCODE(RC, SEND_ONLY_WITH_IMMEDIATE), - IB_OPCODE(RC, RDMA_WRITE_FIRST), - IB_OPCODE(RC, RDMA_WRITE_MIDDLE), - IB_OPCODE(RC, RDMA_WRITE_LAST), - IB_OPCODE(RC, RDMA_WRITE_LAST_WITH_IMMEDIATE), - IB_OPCODE(RC, RDMA_WRITE_ONLY), - IB_OPCODE(RC, RDMA_WRITE_ONLY_WITH_IMMEDIATE), - IB_OPCODE(RC, RDMA_READ_REQUEST), - IB_OPCODE(RC, RDMA_READ_RESPONSE_FIRST), - IB_OPCODE(RC, RDMA_READ_RESPONSE_MIDDLE), - IB_OPCODE(RC, RDMA_READ_RESPONSE_LAST), - IB_OPCODE(RC, RDMA_READ_RESPONSE_ONLY), - IB_OPCODE(RC, ACKNOWLEDGE), - IB_OPCODE(RC, ATOMIC_ACKNOWLEDGE), - IB_OPCODE(RC, COMPARE_SWAP), - IB_OPCODE(RC, FETCH_ADD), - - /* UC */ - IB_OPCODE(UC, SEND_FIRST), - IB_OPCODE(UC, SEND_MIDDLE), - IB_OPCODE(UC, SEND_LAST), - IB_OPCODE(UC, SEND_LAST_WITH_IMMEDIATE), - IB_OPCODE(UC, SEND_ONLY), - IB_OPCODE(UC, SEND_ONLY_WITH_IMMEDIATE), - IB_OPCODE(UC, RDMA_WRITE_FIRST), - IB_OPCODE(UC, RDMA_WRITE_MIDDLE), - IB_OPCODE(UC, RDMA_WRITE_LAST), - IB_OPCODE(UC, RDMA_WRITE_LAST_WITH_IMMEDIATE), - IB_OPCODE(UC, RDMA_WRITE_ONLY), - IB_OPCODE(UC, RDMA_WRITE_ONLY_WITH_IMMEDIATE), - - /* RD */ - IB_OPCODE(RD, SEND_FIRST), - IB_OPCODE(RD, SEND_MIDDLE), - IB_OPCODE(RD, SEND_LAST), - IB_OPCODE(RD, SEND_LAST_WITH_IMMEDIATE), - IB_OPCODE(RD, SEND_ONLY), - IB_OPCODE(RD, SEND_ONLY_WITH_IMMEDIATE), - IB_OPCODE(RD, RDMA_WRITE_FIRST), - IB_OPCODE(RD, RDMA_WRITE_MIDDLE), - IB_OPCODE(RD, RDMA_WRITE_LAST), - IB_OPCODE(RD, RDMA_WRITE_LAST_WITH_IMMEDIATE), - IB_OPCODE(RD, RDMA_WRITE_ONLY), - IB_OPCODE(RD, RDMA_WRITE_ONLY_WITH_IMMEDIATE), - IB_OPCODE(RD, RDMA_READ_REQUEST), - IB_OPCODE(RD, RDMA_READ_RESPONSE_FIRST), - IB_OPCODE(RD, RDMA_READ_RESPONSE_MIDDLE), - IB_OPCODE(RD, RDMA_READ_RESPONSE_LAST), - IB_OPCODE(RD, RDMA_READ_RESPONSE_ONLY), - IB_OPCODE(RD, ACKNOWLEDGE), - IB_OPCODE(RD, ATOMIC_ACKNOWLEDGE), - IB_OPCODE(RD, COMPARE_SWAP), - IB_OPCODE(RD, FETCH_ADD), - - /* UD */ - IB_OPCODE(UD, SEND_ONLY), - IB_OPCODE(UD, SEND_ONLY_WITH_IMMEDIATE) -}; - -enum { - IB_LNH_RAW = 0, - IB_LNH_IP = 1, - IB_LNH_IBA_LOCAL = 2, - IB_LNH_IBA_GLOBAL = 3 -}; - -struct ib_unpacked_lrh { - u8 virtual_lane; - u8 link_version; - u8 service_level; - u8 link_next_header; - __be16 destination_lid; - __be16 packet_length; - __be16 source_lid; -}; - -struct ib_unpacked_grh { - u8 ip_version; - u8 traffic_class; - __be32 flow_label; - __be16 payload_length; - u8 next_header; - u8 hop_limit; - union ib_gid source_gid; - union ib_gid destination_gid; -}; - -struct ib_unpacked_bth { - u8 opcode; - u8 solicited_event; - u8 mig_req; - u8 pad_count; - u8 transport_header_version; - __be16 pkey; - __be32 destination_qpn; - u8 ack_req; - __be32 psn; -}; - -struct ib_unpacked_deth { - __be32 qkey; - __be32 source_qpn; -}; - -struct ib_ud_header { - struct ib_unpacked_lrh lrh; - int grh_present; - struct ib_unpacked_grh grh; - struct ib_unpacked_bth bth; - struct ib_unpacked_deth deth; - int immediate_present; - __be32 immediate_data; -}; - -void ib_pack(const struct ib_field *desc, - int desc_len, - void *structure, - void *buf); - -void ib_unpack(const struct ib_field *desc, - int desc_len, - void *buf, - void *structure); - -void ib_ud_header_init(int payload_bytes, - int grh_present, - struct ib_ud_header *header); - -int ib_ud_header_pack(struct ib_ud_header *header, - void *buf); - -int ib_ud_header_unpack(void *buf, - struct ib_ud_header *header); - -#endif /* IB_PACK_H */ diff --git a/drivers/infiniband/include/ib_sa.h b/drivers/infiniband/include/ib_sa.h deleted file mode 100644 index 6d999f7b5d9..00000000000 --- a/drivers/infiniband/include/ib_sa.h +++ /dev/null @@ -1,373 +0,0 @@ -/* - * Copyright (c) 2004 Topspin Communications. All rights reserved. - * Copyright (c) 2005 Voltaire, Inc. All rights reserved. - * - * This software is available to you under a choice of one of two - * licenses. You may choose to be licensed under the terms of the GNU - * General Public License (GPL) Version 2, available from the file - * COPYING in the main directory of this source tree, or the - * OpenIB.org BSD license below: - * - * Redistribution and use in source and binary forms, with or - * without modification, are permitted provided that the following - * conditions are met: - * - * - Redistributions of source code must retain the above - * copyright notice, this list of conditions and the following - * disclaimer. - * - * - Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and/or other materials - * provided with the distribution. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS - * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN - * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - * - * $Id: ib_sa.h 2811 2005-07-06 18:11:43Z halr $ - */ - -#ifndef IB_SA_H -#define IB_SA_H - -#include <linux/compiler.h> - -#include <ib_verbs.h> -#include <ib_mad.h> - -enum { - IB_SA_CLASS_VERSION = 2, /* IB spec version 1.1/1.2 */ - - IB_SA_METHOD_GET_TABLE = 0x12, - IB_SA_METHOD_GET_TABLE_RESP = 0x92, - IB_SA_METHOD_DELETE = 0x15 -}; - -enum ib_sa_selector { - IB_SA_GTE = 0, - IB_SA_LTE = 1, - IB_SA_EQ = 2, - /* - * The meaning of "best" depends on the attribute: for - * example, for MTU best will return the largest available - * MTU, while for packet life time, best will return the - * smallest available life time. - */ - IB_SA_BEST = 3 -}; - -enum ib_sa_rate { - IB_SA_RATE_2_5_GBPS = 2, - IB_SA_RATE_5_GBPS = 5, - IB_SA_RATE_10_GBPS = 3, - IB_SA_RATE_20_GBPS = 6, - IB_SA_RATE_30_GBPS = 4, - IB_SA_RATE_40_GBPS = 7, - IB_SA_RATE_60_GBPS = 8, - IB_SA_RATE_80_GBPS = 9, - IB_SA_RATE_120_GBPS = 10 -}; - -static inline int ib_sa_rate_enum_to_int(enum ib_sa_rate rate) -{ - switch (rate) { - case IB_SA_RATE_2_5_GBPS: return 1; - case IB_SA_RATE_5_GBPS: return 2; - case IB_SA_RATE_10_GBPS: return 4; - case IB_SA_RATE_20_GBPS: return 8; - case IB_SA_RATE_30_GBPS: return 12; - case IB_SA_RATE_40_GBPS: return 16; - case IB_SA_RATE_60_GBPS: return 24; - case IB_SA_RATE_80_GBPS: return 32; - case IB_SA_RATE_120_GBPS: return 48; - default: return -1; - } -} - -/* - * Structures for SA records are named "struct ib_sa_xxx_rec." No - * attempt is made to pack structures to match the physical layout of - * SA records in SA MADs; all packing and unpacking is handled by the - * SA query code. - * - * For a record with structure ib_sa_xxx_rec, the naming convention - * for the component mask value for field yyy is IB_SA_XXX_REC_YYY (we - * never use different abbreviations or otherwise change the spelling - * of xxx/yyy between ib_sa_xxx_rec.yyy and IB_SA_XXX_REC_YYY). - * - * Reserved rows are indicated with comments to help maintainability. - */ - -/* reserved: 0 */ -/* reserved: 1 */ -#define IB_SA_PATH_REC_DGID IB_SA_COMP_MASK( 2) -#define IB_SA_PATH_REC_SGID IB_SA_COMP_MASK( 3) -#define IB_SA_PATH_REC_DLID IB_SA_COMP_MASK( 4) -#define IB_SA_PATH_REC_SLID IB_SA_COMP_MASK( 5) -#define IB_SA_PATH_REC_RAW_TRAFFIC IB_SA_COMP_MASK( 6) -/* reserved: 7 */ -#define IB_SA_PATH_REC_FLOW_LABEL IB_SA_COMP_MASK( 8) -#define IB_SA_PATH_REC_HOP_LIMIT IB_SA_COMP_MASK( 9) -#define IB_SA_PATH_REC_TRAFFIC_CLASS IB_SA_COMP_MASK(10) -#define IB_SA_PATH_REC_REVERSIBLE IB_SA_COMP_MASK(11) -#define IB_SA_PATH_REC_NUMB_PATH IB_SA_COMP_MASK(12) -#define IB_SA_PATH_REC_PKEY IB_SA_COMP_MASK(13) -/* reserved: 14 */ -#define IB_SA_PATH_REC_SL IB_SA_COMP_MASK(15) -#define IB_SA_PATH_REC_MTU_SELECTOR IB_SA_COMP_MASK(16) -#define IB_SA_PATH_REC_MTU IB_SA_COMP_MASK(17) -#define IB_SA_PATH_REC_RATE_SELECTOR IB_SA_COMP_MASK(18) -#define IB_SA_PATH_REC_RATE IB_SA_COMP_MASK(19) -#define IB_SA_PATH_REC_PACKET_LIFE_TIME_SELECTOR IB_SA_COMP_MASK(20) -#define IB_SA_PATH_REC_PACKET_LIFE_TIME IB_SA_COMP_MASK(21) -#define IB_SA_PATH_REC_PREFERENCE IB_SA_COMP_MASK(22) - -struct ib_sa_path_rec { - /* reserved */ - /* reserved */ - union ib_gid dgid; - union ib_gid sgid; - u16 dlid; - u16 slid; - int raw_traffic; - /* reserved */ - u32 flow_label; - u8 hop_limit; - u8 traffic_class; - int reversible; - u8 numb_path; - u16 pkey; - /* reserved */ - u8 sl; - u8 mtu_selector; - u8 mtu; - u8 rate_selector; - u8 rate; - u8 packet_life_time_selector; - u8 packet_life_time; - u8 preference; -}; - -#define IB_SA_MCMEMBER_REC_MGID IB_SA_COMP_MASK( 0) -#define IB_SA_MCMEMBER_REC_PORT_GID IB_SA_COMP_MASK( 1) -#define IB_SA_MCMEMBER_REC_QKEY IB_SA_COMP_MASK( 2) -#define IB_SA_MCMEMBER_REC_MLID IB_SA_COMP_MASK( 3) -#define IB_SA_MCMEMBER_REC_MTU_SELECTOR IB_SA_COMP_MASK( 4) -#define IB_SA_MCMEMBER_REC_MTU IB_SA_COMP_MASK( 5) -#define IB_SA_MCMEMBER_REC_TRAFFIC_CLASS IB_SA_COMP_MASK( 6) -#define IB_SA_MCMEMBER_REC_PKEY IB_SA_COMP_MASK( 7) -#define IB_SA_MCMEMBER_REC_RATE_SELECTOR IB_SA_COMP_MASK( 8) -#define IB_SA_MCMEMBER_REC_RATE IB_SA_COMP_MASK( 9) -#define IB_SA_MCMEMBER_REC_PACKET_LIFE_TIME_SELECTOR IB_SA_COMP_MASK(10) -#define IB_SA_MCMEMBER_REC_PACKET_LIFE_TIME IB_SA_COMP_MASK(11) -#define IB_SA_MCMEMBER_REC_SL IB_SA_COMP_MASK(12) -#define IB_SA_MCMEMBER_REC_FLOW_LABEL IB_SA_COMP_MASK(13) -#define IB_SA_MCMEMBER_REC_HOP_LIMIT IB_SA_COMP_MASK(14) -#define IB_SA_MCMEMBER_REC_SCOPE IB_SA_COMP_MASK(15) -#define IB_SA_MCMEMBER_REC_JOIN_STATE IB_SA_COMP_MASK(16) -#define IB_SA_MCMEMBER_REC_PROXY_JOIN IB_SA_COMP_MASK(17) - -struct ib_sa_mcmember_rec { - union ib_gid mgid; - union ib_gid port_gid; - u32 qkey; - u16 mlid; - u8 mtu_selector; - u8 mtu; - u8 traffic_class; - u16 pkey; - u8 rate_selector; - u8 rate; - u8 packet_life_time_selector; - u8 packet_life_time; - u8 sl; - u32 flow_label; - u8 hop_limit; - u8 scope; - u8 join_state; - int proxy_join; -}; - -/* Service Record Component Mask Sec 15.2.5.14 Ver 1.1 */ -#define IB_SA_SERVICE_REC_SERVICE_ID IB_SA_COMP_MASK( 0) -#define IB_SA_SERVICE_REC_SERVICE_GID IB_SA_COMP_MASK( 1) -#define IB_SA_SERVICE_REC_SERVICE_PKEY IB_SA_COMP_MASK( 2) -/* reserved: 3 */ -#define IB_SA_SERVICE_REC_SERVICE_LEASE IB_SA_COMP_MASK( 4) -#define IB_SA_SERVICE_REC_SERVICE_KEY IB_SA_COMP_MASK( 5) -#define IB_SA_SERVICE_REC_SERVICE_NAME IB_SA_COMP_MASK( 6) -#define IB_SA_SERVICE_REC_SERVICE_DATA8_0 IB_SA_COMP_MASK( 7) -#define IB_SA_SERVICE_REC_SERVICE_DATA8_1 IB_SA_COMP_MASK( 8) -#define IB_SA_SERVICE_REC_SERVICE_DATA8_2 IB_SA_COMP_MASK( 9) -#define IB_SA_SERVICE_REC_SERVICE_DATA8_3 IB_SA_COMP_MASK(10) -#define IB_SA_SERVICE_REC_SERVICE_DATA8_4 IB_SA_COMP_MASK(11) -#define IB_SA_SERVICE_REC_SERVICE_DATA8_5 IB_SA_COMP_MASK(12) -#define IB_SA_SERVICE_REC_SERVICE_DATA8_6 IB_SA_COMP_MASK(13) -#define IB_SA_SERVICE_REC_SERVICE_DATA8_7 IB_SA_COMP_MASK(14) -#define IB_SA_SERVICE_REC_SERVICE_DATA8_8 IB_SA_COMP_MASK(15) -#define IB_SA_SERVICE_REC_SERVICE_DATA8_9 IB_SA_COMP_MASK(16) -#define IB_SA_SERVICE_REC_SERVICE_DATA8_10 IB_SA_COMP_MASK(17) -#define IB_SA_SERVICE_REC_SERVICE_DATA8_11 IB_SA_COMP_MASK(18) -#define IB_SA_SERVICE_REC_SERVICE_DATA8_12 IB_SA_COMP_MASK(19) -#define IB_SA_SERVICE_REC_SERVICE_DATA8_13 IB_SA_COMP_MASK(20) -#define IB_SA_SERVICE_REC_SERVICE_DATA8_14 IB_SA_COMP_MASK(21) -#define IB_SA_SERVICE_REC_SERVICE_DATA8_15 IB_SA_COMP_MASK(22) -#define IB_SA_SERVICE_REC_SERVICE_DATA16_0 IB_SA_COMP_MASK(23) -#define IB_SA_SERVICE_REC_SERVICE_DATA16_1 IB_SA_COMP_MASK(24) -#define IB_SA_SERVICE_REC_SERVICE_DATA16_2 IB_SA_COMP_MASK(25) -#define IB_SA_SERVICE_REC_SERVICE_DATA16_3 IB_SA_COMP_MASK(26) -#define IB_SA_SERVICE_REC_SERVICE_DATA16_4 IB_SA_COMP_MASK(27) -#define IB_SA_SERVICE_REC_SERVICE_DATA16_5 IB_SA_COMP_MASK(28) -#define IB_SA_SERVICE_REC_SERVICE_DATA16_6 IB_SA_COMP_MASK(29) -#define IB_SA_SERVICE_REC_SERVICE_DATA16_7 IB_SA_COMP_MASK(30) -#define IB_SA_SERVICE_REC_SERVICE_DATA32_0 IB_SA_COMP_MASK(31) -#define IB_SA_SERVICE_REC_SERVICE_DATA32_1 IB_SA_COMP_MASK(32) -#define IB_SA_SERVICE_REC_SERVICE_DATA32_2 IB_SA_COMP_MASK(33) -#define IB_SA_SERVICE_REC_SERVICE_DATA32_3 IB_SA_COMP_MASK(34) -#define IB_SA_SERVICE_REC_SERVICE_DATA64_0 IB_SA_COMP_MASK(35) -#define IB_SA_SERVICE_REC_SERVICE_DATA64_1 IB_SA_COMP_MASK(36) - -#define IB_DEFAULT_SERVICE_LEASE 0xFFFFFFFF - -struct ib_sa_service_rec { - u64 id; - union ib_gid gid; - u16 pkey; - /* reserved */ - u32 lease; - u8 key[16]; - u8 name[64]; - u8 data8[16]; - u16 data16[8]; - u32 data32[4]; - u64 data64[2]; -}; - -struct ib_sa_query; - -void ib_sa_cancel_query(int id, struct ib_sa_query *query); - -int ib_sa_path_rec_get(struct ib_device *device, u8 port_num, - struct ib_sa_path_rec *rec, - ib_sa_comp_mask comp_mask, - int timeout_ms, unsigned int __nocast gfp_mask, - void (*callback)(int status, - struct ib_sa_path_rec *resp, - void *context), - void *context, - struct ib_sa_query **query); - -int ib_sa_mcmember_rec_query(struct ib_device *device, u8 port_num, - u8 method, - struct ib_sa_mcmember_rec *rec, - ib_sa_comp_mask comp_mask, - int timeout_ms, unsigned int __nocast gfp_mask, - void (*callback)(int status, - struct ib_sa_mcmember_rec *resp, - void *context), - void *context, - struct ib_sa_query **query); - -int ib_sa_service_rec_query(struct ib_device *device, u8 port_num, - u8 method, - struct ib_sa_service_rec *rec, - ib_sa_comp_mask comp_mask, - int timeout_ms, unsigned int __nocast gfp_mask, - void (*callback)(int status, - struct ib_sa_service_rec *resp, - void *context), - void *context, - struct ib_sa_query **sa_query); - -/** - * ib_sa_mcmember_rec_set - Start an MCMember set query - * @device:device to send query on - * @port_num: port number to send query on - * @rec:MCMember Record to send in query - * @comp_mask:component mask to send in query - * @timeout_ms:time to wait for response - * @gfp_mask:GFP mask to use for internal allocations - * @callback:function called when query completes, times out or is - * canceled - * @context:opaque user context passed to callback - * @sa_query:query context, used to cancel query - * - * Send an MCMember Set query to the SA (eg to join a multicast - * group). The callback function will be called when the query - * completes (or fails); status is 0 for a successful response, -EINTR - * if the query is canceled, -ETIMEDOUT is the query timed out, or - * -EIO if an error occurred sending the query. The resp parameter of - * the callback is only valid if status is 0. - * - * If the return value of ib_sa_mcmember_rec_set() is negative, it is - * an error code. Otherwise it is a query ID that can be used to - * cancel the query. - */ -static inline int -ib_sa_mcmember_rec_set(struct ib_device *device, u8 port_num, - struct ib_sa_mcmember_rec *rec, - ib_sa_comp_mask comp_mask, - int timeout_ms, unsigned int __nocast gfp_mask, - void (*callback)(int status, - struct ib_sa_mcmember_rec *resp, - void *context), - void *context, - struct ib_sa_query **query) -{ - return ib_sa_mcmember_rec_query(device, port_num, - IB_MGMT_METHOD_SET, - rec, comp_mask, - timeout_ms, gfp_mask, callback, - context, query); -} - -/** - * ib_sa_mcmember_rec_delete - Start an MCMember delete query - * @device:device to send query on - * @port_num: port number to send query on - * @rec:MCMember Record to send in query - * @comp_mask:component mask to send in query - * @timeout_ms:time to wait for response - * @gfp_mask:GFP mask to use for internal allocations - * @callback:function called when query completes, times out or is - * canceled - * @context:opaque user context passed to callback - * @sa_query:query context, used to cancel query - * - * Send an MCMember Delete query to the SA (eg to leave a multicast - * group). The callback function will be called when the query - * completes (or fails); status is 0 for a successful response, -EINTR - * if the query is canceled, -ETIMEDOUT is the query timed out, or - * -EIO if an error occurred sending the query. The resp parameter of - * the callback is only valid if status is 0. - * - * If the return value of ib_sa_mcmember_rec_delete() is negative, it - * is an error code. Otherwise it is a query ID that can be used to - * cancel the query. - */ -static inline int -ib_sa_mcmember_rec_delete(struct ib_device *device, u8 port_num, - struct ib_sa_mcmember_rec *rec, - ib_sa_comp_mask comp_mask, - int timeout_ms, unsigned int __nocast gfp_mask, - void (*callback)(int status, - struct ib_sa_mcmember_rec *resp, - void *context), - void *context, - struct ib_sa_query **query) -{ - return ib_sa_mcmember_rec_query(device, port_num, - IB_SA_METHOD_DELETE, - rec, comp_mask, - timeout_ms, gfp_mask, callback, - context, query); -} - - -#endif /* IB_SA_H */ diff --git a/drivers/infiniband/include/ib_smi.h b/drivers/infiniband/include/ib_smi.h deleted file mode 100644 index ca821651496..00000000000 --- a/drivers/infiniband/include/ib_smi.h +++ /dev/null @@ -1,96 +0,0 @@ -/* - * Copyright (c) 2004 Mellanox Technologies Ltd. All rights reserved. - * Copyright (c) 2004 Infinicon Corporation. All rights reserved. - * Copyright (c) 2004 Intel Corporation. All rights reserved. - * Copyright (c) 2004 Topspin Corporation. All rights reserved. - * Copyright (c) 2004 Voltaire Corporation. All rights reserved. - * - * This software is available to you under a choice of one of two - * licenses. You may choose to be licensed under the terms of the GNU - * General Public License (GPL) Version 2, available from the file - * COPYING in the main directory of this source tree, or the - * OpenIB.org BSD license below: - * - * Redistribution and use in source and binary forms, with or - * without modification, are permitted provided that the following - * conditions are met: - * - * - Redistributions of source code must retain the above - * copyright notice, this list of conditions and the following - * disclaimer. - * - * - Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and/or other materials - * provided with the distribution. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS - * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN - * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - * - * $Id: ib_smi.h 1389 2004-12-27 22:56:47Z roland $ - */ - -#if !defined( IB_SMI_H ) -#define IB_SMI_H - -#include <ib_mad.h> - -#define IB_LID_PERMISSIVE 0xFFFF - -#define IB_SMP_DATA_SIZE 64 -#define IB_SMP_MAX_PATH_HOPS 64 - -struct ib_smp { - u8 base_version; - u8 mgmt_class; - u8 class_version; - u8 method; - u16 status; - u8 hop_ptr; - u8 hop_cnt; - u64 tid; - u16 attr_id; - u16 resv; - u32 attr_mod; - u64 mkey; - u16 dr_slid; - u16 dr_dlid; - u8 reserved[28]; - u8 data[IB_SMP_DATA_SIZE]; - u8 initial_path[IB_SMP_MAX_PATH_HOPS]; - u8 return_path[IB_SMP_MAX_PATH_HOPS]; -} __attribute__ ((packed)); - -#define IB_SMP_DIRECTION __constant_htons(0x8000) - -/* Subnet management attributes */ -#define IB_SMP_ATTR_NOTICE __constant_htons(0x0002) -#define IB_SMP_ATTR_NODE_DESC __constant_htons(0x0010) -#define IB_SMP_ATTR_NODE_INFO __constant_htons(0x0011) -#define IB_SMP_ATTR_SWITCH_INFO __constant_htons(0x0012) -#define IB_SMP_ATTR_GUID_INFO __constant_htons(0x0014) -#define IB_SMP_ATTR_PORT_INFO __constant_htons(0x0015) -#define IB_SMP_ATTR_PKEY_TABLE __constant_htons(0x0016) -#define IB_SMP_ATTR_SL_TO_VL_TABLE __constant_htons(0x0017) -#define IB_SMP_ATTR_VL_ARB_TABLE __constant_htons(0x0018) -#define IB_SMP_ATTR_LINEAR_FORWARD_TABLE __constant_htons(0x0019) -#define IB_SMP_ATTR_RANDOM_FORWARD_TABLE __constant_htons(0x001A) -#define IB_SMP_ATTR_MCAST_FORWARD_TABLE __constant_htons(0x001B) -#define IB_SMP_ATTR_SM_INFO __constant_htons(0x0020) -#define IB_SMP_ATTR_VENDOR_DIAG __constant_htons(0x0030) -#define IB_SMP_ATTR_LED_INFO __constant_htons(0x0031) -#define IB_SMP_ATTR_VENDOR_MASK __constant_htons(0xFF00) - -static inline u8 -ib_get_smp_direction(struct ib_smp *smp) -{ - return ((smp->status & IB_SMP_DIRECTION) == IB_SMP_DIRECTION); -} - -#endif /* IB_SMI_H */ diff --git a/drivers/infiniband/include/ib_user_cm.h b/drivers/infiniband/include/ib_user_cm.h deleted file mode 100644 index 500b1af6ff7..00000000000 --- a/drivers/infiniband/include/ib_user_cm.h +++ /dev/null @@ -1,328 +0,0 @@ -/* - * Copyright (c) 2005 Topspin Communications. All rights reserved. - * - * This software is available to you under a choice of one of two - * licenses. You may choose to be licensed under the terms of the GNU - * General Public License (GPL) Version 2, available from the file - * COPYING in the main directory of this source tree, or the - * OpenIB.org BSD license below: - * - * Redistribution and use in source and binary forms, with or - * without modification, are permitted provided that the following - * conditions are met: - * - * - Redistributions of source code must retain the above - * copyright notice, this list of conditions and the following - * disclaimer. - * - * - Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and/or other materials - * provided with the distribution. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS - * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN - * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - * - * $Id: ib_user_cm.h 2576 2005-06-09 17:00:30Z libor $ - */ - -#ifndef IB_USER_CM_H -#define IB_USER_CM_H - -#include <linux/types.h> - -#define IB_USER_CM_ABI_VERSION 1 - -enum { - IB_USER_CM_CMD_CREATE_ID, - IB_USER_CM_CMD_DESTROY_ID, - IB_USER_CM_CMD_ATTR_ID, - - IB_USER_CM_CMD_LISTEN, - IB_USER_CM_CMD_ESTABLISH, - - IB_USER_CM_CMD_SEND_REQ, - IB_USER_CM_CMD_SEND_REP, - IB_USER_CM_CMD_SEND_RTU, - IB_USER_CM_CMD_SEND_DREQ, - IB_USER_CM_CMD_SEND_DREP, - IB_USER_CM_CMD_SEND_REJ, - IB_USER_CM_CMD_SEND_MRA, - IB_USER_CM_CMD_SEND_LAP, - IB_USER_CM_CMD_SEND_APR, - IB_USER_CM_CMD_SEND_SIDR_REQ, - IB_USER_CM_CMD_SEND_SIDR_REP, - - IB_USER_CM_CMD_EVENT, -}; -/* - * command ABI structures. - */ -struct ib_ucm_cmd_hdr { - __u32 cmd; - __u16 in; - __u16 out; -}; - -struct ib_ucm_create_id { - __u64 response; -}; - -struct ib_ucm_create_id_resp { - __u32 id; -}; - -struct ib_ucm_destroy_id { - __u32 id; -}; - -struct ib_ucm_attr_id { - __u64 response; - __u32 id; -}; - -struct ib_ucm_attr_id_resp { - __u64 service_id; - __u64 service_mask; - __u32 local_id; - __u32 remote_id; -}; - -struct ib_ucm_listen { - __u64 service_id; - __u64 service_mask; - __u32 id; -}; - -struct ib_ucm_establish { - __u32 id; -}; - -struct ib_ucm_private_data { - __u64 data; - __u32 id; - __u8 len; - __u8 reserved[3]; -}; - -struct ib_ucm_path_rec { - __u8 dgid[16]; - __u8 sgid[16]; - __u16 dlid; - __u16 slid; - __u32 raw_traffic; - __u32 flow_label; - __u32 reversible; - __u32 mtu; - __u16 pkey; - __u8 hop_limit; - __u8 traffic_class; - __u8 numb_path; - __u8 sl; - __u8 mtu_selector; - __u8 rate_selector; - __u8 rate; - __u8 packet_life_time_selector; - __u8 packet_life_time; - __u8 preference; -}; - -struct ib_ucm_req { - __u32 id; - __u32 qpn; - __u32 qp_type; - __u32 psn; - __u64 sid; - __u64 data; - __u64 primary_path; - __u64 alternate_path; - __u8 len; - __u8 peer_to_peer; - __u8 responder_resources; - __u8 initiator_depth; - __u8 remote_cm_response_timeout; - __u8 flow_control; - __u8 local_cm_response_timeout; - __u8 retry_count; - __u8 rnr_retry_count; - __u8 max_cm_retries; - __u8 srq; - __u8 reserved[1]; -}; - -struct ib_ucm_rep { - __u64 data; - __u32 id; - __u32 qpn; - __u32 psn; - __u8 len; - __u8 responder_resources; - __u8 initiator_depth; - __u8 target_ack_delay; - __u8 failover_accepted; - __u8 flow_control; - __u8 rnr_retry_count; - __u8 srq; -}; - -struct ib_ucm_info { - __u32 id; - __u32 status; - __u64 info; - __u64 data; - __u8 info_len; - __u8 data_len; - __u8 reserved[2]; -}; - -struct ib_ucm_mra { - __u64 data; - __u32 id; - __u8 len; - __u8 timeout; - __u8 reserved[2]; -}; - -struct ib_ucm_lap { - __u64 path; - __u64 data; - __u32 id; - __u8 len; - __u8 reserved[3]; -}; - -struct ib_ucm_sidr_req { - __u32 id; - __u32 timeout; - __u64 sid; - __u64 data; - __u64 path; - __u16 pkey; - __u8 len; - __u8 max_cm_retries; -}; - -struct ib_ucm_sidr_rep { - __u32 id; - __u32 qpn; - __u32 qkey; - __u32 status; - __u64 info; - __u64 data; - __u8 info_len; - __u8 data_len; - __u8 reserved[2]; -}; -/* - * event notification ABI structures. - */ -struct ib_ucm_event_get { - __u64 response; - __u64 data; - __u64 info; - __u8 data_len; - __u8 info_len; - __u8 reserved[2]; -}; - -struct ib_ucm_req_event_resp { - __u32 listen_id; - /* device */ - /* port */ - struct ib_ucm_path_rec primary_path; - struct ib_ucm_path_rec alternate_path; - __u64 remote_ca_guid; - __u32 remote_qkey; - __u32 remote_qpn; - __u32 qp_type; - __u32 starting_psn; - __u8 responder_resources; - __u8 initiator_depth; - __u8 local_cm_response_timeout; - __u8 flow_control; - __u8 remote_cm_response_timeout; - __u8 retry_count; - __u8 rnr_retry_count; - __u8 srq; -}; - -struct ib_ucm_rep_event_resp { - __u64 remote_ca_guid; - __u32 remote_qkey; - __u32 remote_qpn; - __u32 starting_psn; - __u8 responder_resources; - __u8 initiator_depth; - __u8 target_ack_delay; - __u8 failover_accepted; - __u8 flow_control; - __u8 rnr_retry_count; - __u8 srq; - __u8 reserved[1]; -}; - -struct ib_ucm_rej_event_resp { - __u32 reason; - /* ari in ib_ucm_event_get info field. */ -}; - -struct ib_ucm_mra_event_resp { - __u8 timeout; - __u8 reserved[3]; -}; - -struct ib_ucm_lap_event_resp { - struct ib_ucm_path_rec path; -}; - -struct ib_ucm_apr_event_resp { - __u32 status; - /* apr info in ib_ucm_event_get info field. */ -}; - -struct ib_ucm_sidr_req_event_resp { - __u32 listen_id; - /* device */ - /* port */ - __u16 pkey; - __u8 reserved[2]; -}; - -struct ib_ucm_sidr_rep_event_resp { - __u32 status; - __u32 qkey; - __u32 qpn; - /* info in ib_ucm_event_get info field. */ -}; - -#define IB_UCM_PRES_DATA 0x01 -#define IB_UCM_PRES_INFO 0x02 -#define IB_UCM_PRES_PRIMARY 0x04 -#define IB_UCM_PRES_ALTERNATE 0x08 - -struct ib_ucm_event_resp { - __u32 id; - __u32 event; - __u32 present; - union { - struct ib_ucm_req_event_resp req_resp; - struct ib_ucm_rep_event_resp rep_resp; - struct ib_ucm_rej_event_resp rej_resp; - struct ib_ucm_mra_event_resp mra_resp; - struct ib_ucm_lap_event_resp lap_resp; - struct ib_ucm_apr_event_resp apr_resp; - - struct ib_ucm_sidr_req_event_resp sidr_req_resp; - struct ib_ucm_sidr_rep_event_resp sidr_rep_resp; - - __u32 send_status; - } u; -}; - -#endif /* IB_USER_CM_H */ diff --git a/drivers/infiniband/include/ib_user_mad.h b/drivers/infiniband/include/ib_user_mad.h deleted file mode 100644 index a9a56b50aac..00000000000 --- a/drivers/infiniband/include/ib_user_mad.h +++ /dev/null @@ -1,139 +0,0 @@ -/* - * Copyright (c) 2004 Topspin Communications. All rights reserved. - * Copyright (c) 2005 Voltaire, Inc. All rights reserved. - * - * This software is available to you under a choice of one of two - * licenses. You may choose to be licensed under the terms of the GNU - * General Public License (GPL) Version 2, available from the file - * COPYING in the main directory of this source tree, or the - * OpenIB.org BSD license below: - * - * Redistribution and use in source and binary forms, with or - * without modification, are permitted provided that the following - * conditions are met: - * - * - Redistributions of source code must retain the above - * copyright notice, this list of conditions and the following - * disclaimer. - * - * - Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and/or other materials - * provided with the distribution. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS - * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN - * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - * - * $Id: ib_user_mad.h 2814 2005-07-06 19:14:09Z halr $ - */ - -#ifndef IB_USER_MAD_H -#define IB_USER_MAD_H - -#include <linux/types.h> -#include <linux/ioctl.h> - -/* - * Increment this value if any changes that break userspace ABI - * compatibility are made. - */ -#define IB_USER_MAD_ABI_VERSION 5 - -/* - * Make sure that all structs defined in this file remain laid out so - * that they pack the same way on 32-bit and 64-bit architectures (to - * avoid incompatibility between 32-bit userspace and 64-bit kernels). - */ - -/** - * ib_user_mad_hdr - MAD packet header - * @id - ID of agent MAD received with/to be sent with - * @status - 0 on successful receive, ETIMEDOUT if no response - * received (transaction ID in data[] will be set to TID of original - * request) (ignored on send) - * @timeout_ms - Milliseconds to wait for response (unset on receive) - * @retries - Number of automatic retries to attempt - * @qpn - Remote QP number received from/to be sent to - * @qkey - Remote Q_Key to be sent with (unset on receive) - * @lid - Remote lid received from/to be sent to - * @sl - Service level received with/to be sent with - * @path_bits - Local path bits received with/to be sent with - * @grh_present - If set, GRH was received/should be sent - * @gid_index - Local GID index to send with (unset on receive) - * @hop_limit - Hop limit in GRH - * @traffic_class - Traffic class in GRH - * @gid - Remote GID in GRH - * @flow_label - Flow label in GRH - * - * All multi-byte quantities are stored in network (big endian) byte order. - */ -struct ib_user_mad_hdr { - __u32 id; - __u32 status; - __u32 timeout_ms; - __u32 retries; - __u32 length; - __u32 qpn; - __u32 qkey; - __u16 lid; - __u8 sl; - __u8 path_bits; - __u8 grh_present; - __u8 gid_index; - __u8 hop_limit; - __u8 traffic_class; - __u8 gid[16]; - __u32 flow_label; -}; - -/** - * ib_user_mad - MAD packet - * @hdr - MAD packet header - * @data - Contents of MAD - * - */ -struct ib_user_mad { - struct ib_user_mad_hdr hdr; - __u8 data[0]; -}; - -/** - * ib_user_mad_reg_req - MAD registration request - * @id - Set by the kernel; used to identify agent in future requests. - * @qpn - Queue pair number; must be 0 or 1. - * @method_mask - The caller will receive unsolicited MADs for any method - * where @method_mask = 1. - * @mgmt_class - Indicates which management class of MADs should be receive - * by the caller. This field is only required if the user wishes to - * receive unsolicited MADs, otherwise it should be 0. - * @mgmt_class_version - Indicates which version of MADs for the given - * management class to receive. - * @oui: Indicates IEEE OUI when mgmt_class is a vendor class - * in the range from 0x30 to 0x4f. Otherwise not used. - * @rmpp_version: If set, indicates the RMPP version used. - * - */ -struct ib_user_mad_reg_req { - __u32 id; - __u32 method_mask[4]; - __u8 qpn; - __u8 mgmt_class; - __u8 mgmt_class_version; - __u8 oui[3]; - __u8 rmpp_version; -}; - -#define IB_IOCTL_MAGIC 0x1b - -#define IB_USER_MAD_REGISTER_AGENT _IOWR(IB_IOCTL_MAGIC, 1, \ - struct ib_user_mad_reg_req) - -#define IB_USER_MAD_UNREGISTER_AGENT _IOW(IB_IOCTL_MAGIC, 2, __u32) - -#endif /* IB_USER_MAD_H */ diff --git a/drivers/infiniband/include/ib_user_verbs.h b/drivers/infiniband/include/ib_user_verbs.h deleted file mode 100644 index 7c613706af7..00000000000 --- a/drivers/infiniband/include/ib_user_verbs.h +++ /dev/null @@ -1,389 +0,0 @@ -/* - * Copyright (c) 2005 Topspin Communications. All rights reserved. - * Copyright (c) 2005 Cisco Systems. All rights reserved. - * - * This software is available to you under a choice of one of two - * licenses. You may choose to be licensed under the terms of the GNU - * General Public License (GPL) Version 2, available from the file - * COPYING in the main directory of this source tree, or the - * OpenIB.org BSD license below: - * - * Redistribution and use in source and binary forms, with or - * without modification, are permitted provided that the following - * conditions are met: - * - * - Redistributions of source code must retain the above - * copyright notice, this list of conditions and the following - * disclaimer. - * - * - Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and/or other materials - * provided with the distribution. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS - * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN - * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - * - * $Id: ib_user_verbs.h 2708 2005-06-24 17:27:21Z roland $ - */ - -#ifndef IB_USER_VERBS_H -#define IB_USER_VERBS_H - -#include <linux/types.h> - -/* - * Increment this value if any changes that break userspace ABI - * compatibility are made. - */ -#define IB_USER_VERBS_ABI_VERSION 1 - -enum { - IB_USER_VERBS_CMD_QUERY_PARAMS, - IB_USER_VERBS_CMD_GET_CONTEXT, - IB_USER_VERBS_CMD_QUERY_DEVICE, - IB_USER_VERBS_CMD_QUERY_PORT, - IB_USER_VERBS_CMD_QUERY_GID, - IB_USER_VERBS_CMD_QUERY_PKEY, - IB_USER_VERBS_CMD_ALLOC_PD, - IB_USER_VERBS_CMD_DEALLOC_PD, - IB_USER_VERBS_CMD_CREATE_AH, - IB_USER_VERBS_CMD_MODIFY_AH, - IB_USER_VERBS_CMD_QUERY_AH, - IB_USER_VERBS_CMD_DESTROY_AH, - IB_USER_VERBS_CMD_REG_MR, - IB_USER_VERBS_CMD_REG_SMR, - IB_USER_VERBS_CMD_REREG_MR, - IB_USER_VERBS_CMD_QUERY_MR, - IB_USER_VERBS_CMD_DEREG_MR, - IB_USER_VERBS_CMD_ALLOC_MW, - IB_USER_VERBS_CMD_BIND_MW, - IB_USER_VERBS_CMD_DEALLOC_MW, - IB_USER_VERBS_CMD_CREATE_CQ, - IB_USER_VERBS_CMD_RESIZE_CQ, - IB_USER_VERBS_CMD_DESTROY_CQ, - IB_USER_VERBS_CMD_POLL_CQ, - IB_USER_VERBS_CMD_PEEK_CQ, - IB_USER_VERBS_CMD_REQ_NOTIFY_CQ, - IB_USER_VERBS_CMD_CREATE_QP, - IB_USER_VERBS_CMD_QUERY_QP, - IB_USER_VERBS_CMD_MODIFY_QP, - IB_USER_VERBS_CMD_DESTROY_QP, - IB_USER_VERBS_CMD_POST_SEND, - IB_USER_VERBS_CMD_POST_RECV, - IB_USER_VERBS_CMD_ATTACH_MCAST, - IB_USER_VERBS_CMD_DETACH_MCAST -}; - -/* - * Make sure that all structs defined in this file remain laid out so - * that they pack the same way on 32-bit and 64-bit architectures (to - * avoid incompatibility between 32-bit userspace and 64-bit kernels). - * In particular do not use pointer types -- pass pointers in __u64 - * instead. - */ - -struct ib_uverbs_async_event_desc { - __u64 element; - __u32 event_type; /* enum ib_event_type */ - __u32 reserved; -}; - -struct ib_uverbs_comp_event_desc { - __u64 cq_handle; -}; - -/* - * All commands from userspace should start with a __u32 command field - * followed by __u16 in_words and out_words fields (which give the - * length of the command block and response buffer if any in 32-bit - * words). The kernel driver will read these fields first and read - * the rest of the command struct based on these value. - */ - -struct ib_uverbs_cmd_hdr { - __u32 command; - __u16 in_words; - __u16 out_words; -}; - -/* - * No driver_data for "query params" command, since this is intended - * to be a core function with no possible device dependence. - */ -struct ib_uverbs_query_params { - __u64 response; -}; - -struct ib_uverbs_query_params_resp { - __u32 num_cq_events; -}; - -struct ib_uverbs_get_context { - __u64 response; - __u64 cq_fd_tab; - __u64 driver_data[0]; -}; - -struct ib_uverbs_get_context_resp { - __u32 async_fd; - __u32 reserved; -}; - -struct ib_uverbs_query_device { - __u64 response; - __u64 driver_data[0]; -}; - -struct ib_uverbs_query_device_resp { - __u64 fw_ver; - __u64 node_guid; - __u64 sys_image_guid; - __u64 max_mr_size; - __u64 page_size_cap; - __u32 vendor_id; - __u32 vendor_part_id; - __u32 hw_ver; - __u32 max_qp; - __u32 max_qp_wr; - __u32 device_cap_flags; - __u32 max_sge; - __u32 max_sge_rd; - __u32 max_cq; - __u32 max_cqe; - __u32 max_mr; - __u32 max_pd; - __u32 max_qp_rd_atom; - __u32 max_ee_rd_atom; - __u32 max_res_rd_atom; - __u32 max_qp_init_rd_atom; - __u32 max_ee_init_rd_atom; - __u32 atomic_cap; - __u32 max_ee; - __u32 max_rdd; - __u32 max_mw; - __u32 max_raw_ipv6_qp; - __u32 max_raw_ethy_qp; - __u32 max_mcast_grp; - __u32 max_mcast_qp_attach; - __u32 max_total_mcast_qp_attach; - __u32 max_ah; - __u32 max_fmr; - __u32 max_map_per_fmr; - __u32 max_srq; - __u32 max_srq_wr; - __u32 max_srq_sge; - __u16 max_pkeys; - __u8 local_ca_ack_delay; - __u8 phys_port_cnt; - __u8 reserved[4]; -}; - -struct ib_uverbs_query_port { - __u64 response; - __u8 port_num; - __u8 reserved[7]; - __u64 driver_data[0]; -}; - -struct ib_uverbs_query_port_resp { - __u32 port_cap_flags; - __u32 max_msg_sz; - __u32 bad_pkey_cntr; - __u32 qkey_viol_cntr; - __u32 gid_tbl_len; - __u16 pkey_tbl_len; - __u16 lid; - __u16 sm_lid; - __u8 state; - __u8 max_mtu; - __u8 active_mtu; - __u8 lmc; - __u8 max_vl_num; - __u8 sm_sl; - __u8 subnet_timeout; - __u8 init_type_reply; - __u8 active_width; - __u8 active_speed; - __u8 phys_state; - __u8 reserved[3]; -}; - -struct ib_uverbs_query_gid { - __u64 response; - __u8 port_num; - __u8 index; - __u8 reserved[6]; - __u64 driver_data[0]; -}; - -struct ib_uverbs_query_gid_resp { - __u8 gid[16]; -}; - -struct ib_uverbs_query_pkey { - __u64 response; - __u8 port_num; - __u8 index; - __u8 reserved[6]; - __u64 driver_data[0]; -}; - -struct ib_uverbs_query_pkey_resp { - __u16 pkey; - __u16 reserved; -}; - -struct ib_uverbs_alloc_pd { - __u64 response; - __u64 driver_data[0]; -}; - -struct ib_uverbs_alloc_pd_resp { - __u32 pd_handle; -}; - -struct ib_uverbs_dealloc_pd { - __u32 pd_handle; -}; - -struct ib_uverbs_reg_mr { - __u64 response; - __u64 start; - __u64 length; - __u64 hca_va; - __u32 pd_handle; - __u32 access_flags; - __u64 driver_data[0]; -}; - -struct ib_uverbs_reg_mr_resp { - __u32 mr_handle; - __u32 lkey; - __u32 rkey; -}; - -struct ib_uverbs_dereg_mr { - __u32 mr_handle; -}; - -struct ib_uverbs_create_cq { - __u64 response; - __u64 user_handle; - __u32 cqe; - __u32 event_handler; - __u64 driver_data[0]; -}; - -struct ib_uverbs_create_cq_resp { - __u32 cq_handle; - __u32 cqe; -}; - -struct ib_uverbs_destroy_cq { - __u32 cq_handle; -}; - -struct ib_uverbs_create_qp { - __u64 response; - __u64 user_handle; - __u32 pd_handle; - __u32 send_cq_handle; - __u32 recv_cq_handle; - __u32 srq_handle; - __u32 max_send_wr; - __u32 max_recv_wr; - __u32 max_send_sge; - __u32 max_recv_sge; - __u32 max_inline_data; - __u8 sq_sig_all; - __u8 qp_type; - __u8 is_srq; - __u8 reserved; - __u64 driver_data[0]; -}; - -struct ib_uverbs_create_qp_resp { - __u32 qp_handle; - __u32 qpn; -}; - -/* - * This struct needs to remain a multiple of 8 bytes to keep the - * alignment of the modify QP parameters. - */ -struct ib_uverbs_qp_dest { - __u8 dgid[16]; - __u32 flow_label; - __u16 dlid; - __u16 reserved; - __u8 sgid_index; - __u8 hop_limit; - __u8 traffic_class; - __u8 sl; - __u8 src_path_bits; - __u8 static_rate; - __u8 is_global; - __u8 port_num; -}; - -struct ib_uverbs_modify_qp { - struct ib_uverbs_qp_dest dest; - struct ib_uverbs_qp_dest alt_dest; - __u32 qp_handle; - __u32 attr_mask; - __u32 qkey; - __u32 rq_psn; - __u32 sq_psn; - __u32 dest_qp_num; - __u32 qp_access_flags; - __u16 pkey_index; - __u16 alt_pkey_index; - __u8 qp_state; - __u8 cur_qp_state; - __u8 path_mtu; - __u8 path_mig_state; - __u8 en_sqd_async_notify; - __u8 max_rd_atomic; - __u8 max_dest_rd_atomic; - __u8 min_rnr_timer; - __u8 port_num; - __u8 timeout; - __u8 retry_cnt; - __u8 rnr_retry; - __u8 alt_port_num; - __u8 alt_timeout; - __u8 reserved[2]; - __u64 driver_data[0]; -}; - -struct ib_uverbs_modify_qp_resp { -}; - -struct ib_uverbs_destroy_qp { - __u32 qp_handle; -}; - -struct ib_uverbs_attach_mcast { - __u8 gid[16]; - __u32 qp_handle; - __u16 mlid; - __u16 reserved; - __u64 driver_data[0]; -}; - -struct ib_uverbs_detach_mcast { - __u8 gid[16]; - __u32 qp_handle; - __u16 mlid; - __u16 reserved; - __u64 driver_data[0]; -}; - -#endif /* IB_USER_VERBS_H */ diff --git a/drivers/infiniband/include/ib_verbs.h b/drivers/infiniband/include/ib_verbs.h deleted file mode 100644 index 5d24edaa66e..00000000000 --- a/drivers/infiniband/include/ib_verbs.h +++ /dev/null @@ -1,1365 +0,0 @@ -/* - * Copyright (c) 2004 Mellanox Technologies Ltd. All rights reserved. - * Copyright (c) 2004 Infinicon Corporation. All rights reserved. - * Copyright (c) 2004 Intel Corporation. All rights reserved. - * Copyright (c) 2004 Topspin Corporation. All rights reserved. - * Copyright (c) 2004 Voltaire Corporation. All rights reserved. - * Copyright (c) 2005 Cisco Systems. All rights reserved. - * - * This software is available to you under a choice of one of two - * licenses. You may choose to be licensed under the terms of the GNU - * General Public License (GPL) Version 2, available from the file - * COPYING in the main directory of this source tree, or the - * OpenIB.org BSD license below: - * - * Redistribution and use in source and binary forms, with or - * without modification, are permitted provided that the following - * conditions are met: - * - * - Redistributions of source code must retain the above - * copyright notice, this list of conditions and the following - * disclaimer. - * - * - Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and/or other materials - * provided with the distribution. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS - * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN - * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - * - * $Id: ib_verbs.h 1349 2004-12-16 21:09:43Z roland $ - */ - -#if !defined(IB_VERBS_H) -#define IB_VERBS_H - -#include <linux/types.h> -#include <linux/device.h> - -#include <asm/atomic.h> -#include <asm/scatterlist.h> -#include <asm/uaccess.h> - -union ib_gid { - u8 raw[16]; - struct { - u64 subnet_prefix; - u64 interface_id; - } global; -}; - -enum ib_node_type { - IB_NODE_CA = 1, - IB_NODE_SWITCH, - IB_NODE_ROUTER -}; - -enum ib_device_cap_flags { - IB_DEVICE_RESIZE_MAX_WR = 1, - IB_DEVICE_BAD_PKEY_CNTR = (1<<1), - IB_DEVICE_BAD_QKEY_CNTR = (1<<2), - IB_DEVICE_RAW_MULTI = (1<<3), - IB_DEVICE_AUTO_PATH_MIG = (1<<4), - IB_DEVICE_CHANGE_PHY_PORT = (1<<5), - IB_DEVICE_UD_AV_PORT_ENFORCE = (1<<6), - IB_DEVICE_CURR_QP_STATE_MOD = (1<<7), - IB_DEVICE_SHUTDOWN_PORT = (1<<8), - IB_DEVICE_INIT_TYPE = (1<<9), - IB_DEVICE_PORT_ACTIVE_EVENT = (1<<10), - IB_DEVICE_SYS_IMAGE_GUID = (1<<11), - IB_DEVICE_RC_RNR_NAK_GEN = (1<<12), - IB_DEVICE_SRQ_RESIZE = (1<<13), - IB_DEVICE_N_NOTIFY_CQ = (1<<14), -}; - -enum ib_atomic_cap { - IB_ATOMIC_NONE, - IB_ATOMIC_HCA, - IB_ATOMIC_GLOB -}; - -struct ib_device_attr { - u64 fw_ver; - u64 node_guid; - u64 sys_image_guid; - u64 max_mr_size; - u64 page_size_cap; - u32 vendor_id; - u32 vendor_part_id; - u32 hw_ver; - int max_qp; - int max_qp_wr; - int device_cap_flags; - int max_sge; - int max_sge_rd; - int max_cq; - int max_cqe; - int max_mr; - int max_pd; - int max_qp_rd_atom; - int max_ee_rd_atom; - int max_res_rd_atom; - int max_qp_init_rd_atom; - int max_ee_init_rd_atom; - enum ib_atomic_cap atomic_cap; - int max_ee; - int max_rdd; - int max_mw; - int max_raw_ipv6_qp; - int max_raw_ethy_qp; - int max_mcast_grp; - int max_mcast_qp_attach; - int max_total_mcast_qp_attach; - int max_ah; - int max_fmr; - int max_map_per_fmr; - int max_srq; - int max_srq_wr; - int max_srq_sge; - u16 max_pkeys; - u8 local_ca_ack_delay; -}; - -enum ib_mtu { - IB_MTU_256 = 1, - IB_MTU_512 = 2, - IB_MTU_1024 = 3, - IB_MTU_2048 = 4, - IB_MTU_4096 = 5 -}; - -static inline int ib_mtu_enum_to_int(enum ib_mtu mtu) -{ - switch (mtu) { - case IB_MTU_256: return 256; - case IB_MTU_512: return 512; - case IB_MTU_1024: return 1024; - case IB_MTU_2048: return 2048; - case IB_MTU_4096: return 4096; - default: return -1; - } -} - -enum ib_port_state { - IB_PORT_NOP = 0, - IB_PORT_DOWN = 1, - IB_PORT_INIT = 2, - IB_PORT_ARMED = 3, - IB_PORT_ACTIVE = 4, - IB_PORT_ACTIVE_DEFER = 5 -}; - -enum ib_port_cap_flags { - IB_PORT_SM = 1 << 1, - IB_PORT_NOTICE_SUP = 1 << 2, - IB_PORT_TRAP_SUP = 1 << 3, - IB_PORT_OPT_IPD_SUP = 1 << 4, - IB_PORT_AUTO_MIGR_SUP = 1 << 5, - IB_PORT_SL_MAP_SUP = 1 << 6, - IB_PORT_MKEY_NVRAM = 1 << 7, - IB_PORT_PKEY_NVRAM = 1 << 8, - IB_PORT_LED_INFO_SUP = 1 << 9, - IB_PORT_SM_DISABLED = 1 << 10, - IB_PORT_SYS_IMAGE_GUID_SUP = 1 << 11, - IB_PORT_PKEY_SW_EXT_PORT_TRAP_SUP = 1 << 12, - IB_PORT_CM_SUP = 1 << 16, - IB_PORT_SNMP_TUNNEL_SUP = 1 << 17, - IB_PORT_REINIT_SUP = 1 << 18, - IB_PORT_DEVICE_MGMT_SUP = 1 << 19, - IB_PORT_VENDOR_CLASS_SUP = 1 << 20, - IB_PORT_DR_NOTICE_SUP = 1 << 21, - IB_PORT_CAP_MASK_NOTICE_SUP = 1 << 22, - IB_PORT_BOOT_MGMT_SUP = 1 << 23, - IB_PORT_LINK_LATENCY_SUP = 1 << 24, - IB_PORT_CLIENT_REG_SUP = 1 << 25 -}; - -enum ib_port_width { - IB_WIDTH_1X = 1, - IB_WIDTH_4X = 2, - IB_WIDTH_8X = 4, - IB_WIDTH_12X = 8 -}; - -static inline int ib_width_enum_to_int(enum ib_port_width width) -{ - switch (width) { - case IB_WIDTH_1X: return 1; - case IB_WIDTH_4X: return 4; - case IB_WIDTH_8X: return 8; - case IB_WIDTH_12X: return 12; - default: return -1; - } -} - -struct ib_port_attr { - enum ib_port_state state; - enum ib_mtu max_mtu; - enum ib_mtu active_mtu; - int gid_tbl_len; - u32 port_cap_flags; - u32 max_msg_sz; - u32 bad_pkey_cntr; - u32 qkey_viol_cntr; - u16 pkey_tbl_len; - u16 lid; - u16 sm_lid; - u8 lmc; - u8 max_vl_num; - u8 sm_sl; - u8 subnet_timeout; - u8 init_type_reply; - u8 active_width; - u8 active_speed; - u8 phys_state; -}; - -enum ib_device_modify_flags { - IB_DEVICE_MODIFY_SYS_IMAGE_GUID = 1 -}; - -struct ib_device_modify { - u64 sys_image_guid; -}; - -enum ib_port_modify_flags { - IB_PORT_SHUTDOWN = 1, - IB_PORT_INIT_TYPE = (1<<2), - IB_PORT_RESET_QKEY_CNTR = (1<<3) -}; - -struct ib_port_modify { - u32 set_port_cap_mask; - u32 clr_port_cap_mask; - u8 init_type; -}; - -enum ib_event_type { - IB_EVENT_CQ_ERR, - IB_EVENT_QP_FATAL, - IB_EVENT_QP_REQ_ERR, - IB_EVENT_QP_ACCESS_ERR, - IB_EVENT_COMM_EST, - IB_EVENT_SQ_DRAINED, - IB_EVENT_PATH_MIG, - IB_EVENT_PATH_MIG_ERR, - IB_EVENT_DEVICE_FATAL, - IB_EVENT_PORT_ACTIVE, - IB_EVENT_PORT_ERR, - IB_EVENT_LID_CHANGE, - IB_EVENT_PKEY_CHANGE, - IB_EVENT_SM_CHANGE -}; - -struct ib_event { - struct ib_device *device; - union { - struct ib_cq *cq; - struct ib_qp *qp; - u8 port_num; - } element; - enum ib_event_type event; -}; - -struct ib_event_handler { - struct ib_device *device; - void (*handler)(struct ib_event_handler *, struct ib_event *); - struct list_head list; -}; - -#define INIT_IB_EVENT_HANDLER(_ptr, _device, _handler) \ - do { \ - (_ptr)->device = _device; \ - (_ptr)->handler = _handler; \ - INIT_LIST_HEAD(&(_ptr)->list); \ - } while (0) - -struct ib_global_route { - union ib_gid dgid; - u32 flow_label; - u8 sgid_index; - u8 hop_limit; - u8 traffic_class; -}; - -struct ib_grh { - u32 version_tclass_flow; - u16 paylen; - u8 next_hdr; - u8 hop_limit; - union ib_gid sgid; - union ib_gid dgid; -}; - -enum { - IB_MULTICAST_QPN = 0xffffff -}; - -enum ib_ah_flags { - IB_AH_GRH = 1 -}; - -struct ib_ah_attr { - struct ib_global_route grh; - u16 dlid; - u8 sl; - u8 src_path_bits; - u8 static_rate; - u8 ah_flags; - u8 port_num; -}; - -enum ib_wc_status { - IB_WC_SUCCESS, - IB_WC_LOC_LEN_ERR, - IB_WC_LOC_QP_OP_ERR, - IB_WC_LOC_EEC_OP_ERR, - IB_WC_LOC_PROT_ERR, - IB_WC_WR_FLUSH_ERR, - IB_WC_MW_BIND_ERR, - IB_WC_BAD_RESP_ERR, - IB_WC_LOC_ACCESS_ERR, - IB_WC_REM_INV_REQ_ERR, - IB_WC_REM_ACCESS_ERR, - IB_WC_REM_OP_ERR, - IB_WC_RETRY_EXC_ERR, - IB_WC_RNR_RETRY_EXC_ERR, - IB_WC_LOC_RDD_VIOL_ERR, - IB_WC_REM_INV_RD_REQ_ERR, - IB_WC_REM_ABORT_ERR, - IB_WC_INV_EECN_ERR, - IB_WC_INV_EEC_STATE_ERR, - IB_WC_FATAL_ERR, - IB_WC_RESP_TIMEOUT_ERR, - IB_WC_GENERAL_ERR -}; - -enum ib_wc_opcode { - IB_WC_SEND, - IB_WC_RDMA_WRITE, - IB_WC_RDMA_READ, - IB_WC_COMP_SWAP, - IB_WC_FETCH_ADD, - IB_WC_BIND_MW, -/* - * Set value of IB_WC_RECV so consumers can test if a completion is a - * receive by testing (opcode & IB_WC_RECV). - */ - IB_WC_RECV = 1 << 7, - IB_WC_RECV_RDMA_WITH_IMM -}; - -enum ib_wc_flags { - IB_WC_GRH = 1, - IB_WC_WITH_IMM = (1<<1) -}; - -struct ib_wc { - u64 wr_id; - enum ib_wc_status status; - enum ib_wc_opcode opcode; - u32 vendor_err; - u32 byte_len; - __be32 imm_data; - u32 qp_num; - u32 src_qp; - int wc_flags; - u16 pkey_index; - u16 slid; - u8 sl; - u8 dlid_path_bits; - u8 port_num; /* valid only for DR SMPs on switches */ -}; - -enum ib_cq_notify { - IB_CQ_SOLICITED, - IB_CQ_NEXT_COMP -}; - -struct ib_qp_cap { - u32 max_send_wr; - u32 max_recv_wr; - u32 max_send_sge; - u32 max_recv_sge; - u32 max_inline_data; -}; - -enum ib_sig_type { - IB_SIGNAL_ALL_WR, - IB_SIGNAL_REQ_WR -}; - -enum ib_qp_type { - /* - * IB_QPT_SMI and IB_QPT_GSI have to be the first two entries - * here (and in that order) since the MAD layer uses them as - * indices into a 2-entry table. - */ - IB_QPT_SMI, - IB_QPT_GSI, - - IB_QPT_RC, - IB_QPT_UC, - IB_QPT_UD, - IB_QPT_RAW_IPV6, - IB_QPT_RAW_ETY -}; - -struct ib_qp_init_attr { - void (*event_handler)(struct ib_event *, void *); - void *qp_context; - struct ib_cq *send_cq; - struct ib_cq *recv_cq; - struct ib_srq *srq; - struct ib_qp_cap cap; - enum ib_sig_type sq_sig_type; - enum ib_qp_type qp_type; - u8 port_num; /* special QP types only */ -}; - -enum ib_rnr_timeout { - IB_RNR_TIMER_655_36 = 0, - IB_RNR_TIMER_000_01 = 1, - IB_RNR_TIMER_000_02 = 2, - IB_RNR_TIMER_000_03 = 3, - IB_RNR_TIMER_000_04 = 4, - IB_RNR_TIMER_000_06 = 5, - IB_RNR_TIMER_000_08 = 6, - IB_RNR_TIMER_000_12 = 7, - IB_RNR_TIMER_000_16 = 8, - IB_RNR_TIMER_000_24 = 9, - IB_RNR_TIMER_000_32 = 10, - IB_RNR_TIMER_000_48 = 11, - IB_RNR_TIMER_000_64 = 12, - IB_RNR_TIMER_000_96 = 13, - IB_RNR_TIMER_001_28 = 14, - IB_RNR_TIMER_001_92 = 15, - IB_RNR_TIMER_002_56 = 16, - IB_RNR_TIMER_003_84 = 17, - IB_RNR_TIMER_005_12 = 18, - IB_RNR_TIMER_007_68 = 19, - IB_RNR_TIMER_010_24 = 20, - IB_RNR_TIMER_015_36 = 21, - IB_RNR_TIMER_020_48 = 22, - IB_RNR_TIMER_030_72 = 23, - IB_RNR_TIMER_040_96 = 24, - IB_RNR_TIMER_061_44 = 25, - IB_RNR_TIMER_081_92 = 26, - IB_RNR_TIMER_122_88 = 27, - IB_RNR_TIMER_163_84 = 28, - IB_RNR_TIMER_245_76 = 29, - IB_RNR_TIMER_327_68 = 30, - IB_RNR_TIMER_491_52 = 31 -}; - -enum ib_qp_attr_mask { - IB_QP_STATE = 1, - IB_QP_CUR_STATE = (1<<1), - IB_QP_EN_SQD_ASYNC_NOTIFY = (1<<2), - IB_QP_ACCESS_FLAGS = (1<<3), - IB_QP_PKEY_INDEX = (1<<4), - IB_QP_PORT = (1<<5), - IB_QP_QKEY = (1<<6), - IB_QP_AV = (1<<7), - IB_QP_PATH_MTU = (1<<8), - IB_QP_TIMEOUT = (1<<9), - IB_QP_RETRY_CNT = (1<<10), - IB_QP_RNR_RETRY = (1<<11), - IB_QP_RQ_PSN = (1<<12), - IB_QP_MAX_QP_RD_ATOMIC = (1<<13), - IB_QP_ALT_PATH = (1<<14), - IB_QP_MIN_RNR_TIMER = (1<<15), - IB_QP_SQ_PSN = (1<<16), - IB_QP_MAX_DEST_RD_ATOMIC = (1<<17), - IB_QP_PATH_MIG_STATE = (1<<18), - IB_QP_CAP = (1<<19), - IB_QP_DEST_QPN = (1<<20) -}; - -enum ib_qp_state { - IB_QPS_RESET, - IB_QPS_INIT, - IB_QPS_RTR, - IB_QPS_RTS, - IB_QPS_SQD, - IB_QPS_SQE, - IB_QPS_ERR -}; - -enum ib_mig_state { - IB_MIG_MIGRATED, - IB_MIG_REARM, - IB_MIG_ARMED -}; - -struct ib_qp_attr { - enum ib_qp_state qp_state; - enum ib_qp_state cur_qp_state; - enum ib_mtu path_mtu; - enum ib_mig_state path_mig_state; - u32 qkey; - u32 rq_psn; - u32 sq_psn; - u32 dest_qp_num; - int qp_access_flags; - struct ib_qp_cap cap; - struct ib_ah_attr ah_attr; - struct ib_ah_attr alt_ah_attr; - u16 pkey_index; - u16 alt_pkey_index; - u8 en_sqd_async_notify; - u8 sq_draining; - u8 max_rd_atomic; - u8 max_dest_rd_atomic; - u8 min_rnr_timer; - u8 port_num; - u8 timeout; - u8 retry_cnt; - u8 rnr_retry; - u8 alt_port_num; - u8 alt_timeout; -}; - -enum ib_wr_opcode { - IB_WR_RDMA_WRITE, - IB_WR_RDMA_WRITE_WITH_IMM, - IB_WR_SEND, - IB_WR_SEND_WITH_IMM, - IB_WR_RDMA_READ, - IB_WR_ATOMIC_CMP_AND_SWP, - IB_WR_ATOMIC_FETCH_AND_ADD -}; - -enum ib_send_flags { - IB_SEND_FENCE = 1, - IB_SEND_SIGNALED = (1<<1), - IB_SEND_SOLICITED = (1<<2), - IB_SEND_INLINE = (1<<3) -}; - -struct ib_sge { - u64 addr; - u32 length; - u32 lkey; -}; - -struct ib_send_wr { - struct ib_send_wr *next; - u64 wr_id; - struct ib_sge *sg_list; - int num_sge; - enum ib_wr_opcode opcode; - int send_flags; - __be32 imm_data; - union { - struct { - u64 remote_addr; - u32 rkey; - } rdma; - struct { - u64 remote_addr; - u64 compare_add; - u64 swap; - u32 rkey; - } atomic; - struct { - struct ib_ah *ah; - struct ib_mad_hdr *mad_hdr; - u32 remote_qpn; - u32 remote_qkey; - int timeout_ms; /* valid for MADs only */ - int retries; /* valid for MADs only */ - u16 pkey_index; /* valid for GSI only */ - u8 port_num; /* valid for DR SMPs on switch only */ - } ud; - } wr; -}; - -struct ib_recv_wr { - struct ib_recv_wr *next; - u64 wr_id; - struct ib_sge *sg_list; - int num_sge; -}; - -enum ib_access_flags { - IB_ACCESS_LOCAL_WRITE = 1, - IB_ACCESS_REMOTE_WRITE = (1<<1), - IB_ACCESS_REMOTE_READ = (1<<2), - IB_ACCESS_REMOTE_ATOMIC = (1<<3), - IB_ACCESS_MW_BIND = (1<<4) -}; - -struct ib_phys_buf { - u64 addr; - u64 size; -}; - -struct ib_mr_attr { - struct ib_pd *pd; - u64 device_virt_addr; - u64 size; - int mr_access_flags; - u32 lkey; - u32 rkey; -}; - -enum ib_mr_rereg_flags { - IB_MR_REREG_TRANS = 1, - IB_MR_REREG_PD = (1<<1), - IB_MR_REREG_ACCESS = (1<<2) -}; - -struct ib_mw_bind { - struct ib_mr *mr; - u64 wr_id; - u64 addr; - u32 length; - int send_flags; - int mw_access_flags; -}; - -struct ib_fmr_attr { - int max_pages; - int max_maps; - u8 page_size; -}; - -struct ib_ucontext { - struct ib_device *device; - struct list_head pd_list; - struct list_head mr_list; - struct list_head mw_list; - struct list_head cq_list; - struct list_head qp_list; - struct list_head srq_list; - struct list_head ah_list; - spinlock_t lock; -}; - -struct ib_uobject { - u64 user_handle; /* handle given to us by userspace */ - struct ib_ucontext *context; /* associated user context */ - struct list_head list; /* link to context's list */ - u32 id; /* index into kernel idr */ -}; - -struct ib_umem { - unsigned long user_base; - unsigned long virt_base; - size_t length; - int offset; - int page_size; - int writable; - struct list_head chunk_list; -}; - -struct ib_umem_chunk { - struct list_head list; - int nents; - int nmap; - struct scatterlist page_list[0]; -}; - -struct ib_udata { - void __user *inbuf; - void __user *outbuf; - size_t inlen; - size_t outlen; -}; - -#define IB_UMEM_MAX_PAGE_CHUNK \ - ((PAGE_SIZE - offsetof(struct ib_umem_chunk, page_list)) / \ - ((void *) &((struct ib_umem_chunk *) 0)->page_list[1] - \ - (void *) &((struct ib_umem_chunk *) 0)->page_list[0])) - -struct ib_umem_object { - struct ib_uobject uobject; - struct ib_umem umem; -}; - -struct ib_pd { - struct ib_device *device; - struct ib_uobject *uobject; - atomic_t usecnt; /* count all resources */ -}; - -struct ib_ah { - struct ib_device *device; - struct ib_pd *pd; - struct ib_uobject *uobject; -}; - -typedef void (*ib_comp_handler)(struct ib_cq *cq, void *cq_context); - -struct ib_cq { - struct ib_device *device; - struct ib_uobject *uobject; - ib_comp_handler comp_handler; - void (*event_handler)(struct ib_event *, void *); - void * cq_context; - int cqe; - atomic_t usecnt; /* count number of work queues */ -}; - -struct ib_srq { - struct ib_device *device; - struct ib_uobject *uobject; - struct ib_pd *pd; - void *srq_context; - atomic_t usecnt; -}; - -struct ib_qp { - struct ib_device *device; - struct ib_pd *pd; - struct ib_cq *send_cq; - struct ib_cq *recv_cq; - struct ib_srq *srq; - struct ib_uobject *uobject; - void (*event_handler)(struct ib_event *, void *); - void *qp_context; - u32 qp_num; - enum ib_qp_type qp_type; -}; - -struct ib_mr { - struct ib_device *device; - struct ib_pd *pd; - struct ib_uobject *uobject; - u32 lkey; - u32 rkey; - atomic_t usecnt; /* count number of MWs */ -}; - -struct ib_mw { - struct ib_device *device; - struct ib_pd *pd; - struct ib_uobject *uobject; - u32 rkey; -}; - -struct ib_fmr { - struct ib_device *device; - struct ib_pd *pd; - struct list_head list; - u32 lkey; - u32 rkey; -}; - -struct ib_mad; -struct ib_grh; - -enum ib_process_mad_flags { - IB_MAD_IGNORE_MKEY = 1, - IB_MAD_IGNORE_BKEY = 2, - IB_MAD_IGNORE_ALL = IB_MAD_IGNORE_MKEY | IB_MAD_IGNORE_BKEY -}; - -enum ib_mad_result { - IB_MAD_RESULT_FAILURE = 0, /* (!SUCCESS is the important flag) */ - IB_MAD_RESULT_SUCCESS = 1 << 0, /* MAD was successfully processed */ - IB_MAD_RESULT_REPLY = 1 << 1, /* Reply packet needs to be sent */ - IB_MAD_RESULT_CONSUMED = 1 << 2 /* Packet consumed: stop processing */ -}; - -#define IB_DEVICE_NAME_MAX 64 - -struct ib_cache { - rwlock_t lock; - struct ib_event_handler event_handler; - struct ib_pkey_cache **pkey_cache; - struct ib_gid_cache **gid_cache; -}; - -struct ib_device { - struct device *dma_device; - - char name[IB_DEVICE_NAME_MAX]; - - struct list_head event_handler_list; - spinlock_t event_handler_lock; - - struct list_head core_list; - struct list_head client_data_list; - spinlock_t client_data_lock; - - struct ib_cache cache; - - u32 flags; - - int (*query_device)(struct ib_device *device, - struct ib_device_attr *device_attr); - int (*query_port)(struct ib_device *device, - u8 port_num, - struct ib_port_attr *port_attr); - int (*query_gid)(struct ib_device *device, - u8 port_num, int index, - union ib_gid *gid); - int (*query_pkey)(struct ib_device *device, - u8 port_num, u16 index, u16 *pkey); - int (*modify_device)(struct ib_device *device, - int device_modify_mask, - struct ib_device_modify *device_modify); - int (*modify_port)(struct ib_device *device, - u8 port_num, int port_modify_mask, - struct ib_port_modify *port_modify); - struct ib_ucontext * (*alloc_ucontext)(struct ib_device *device, - struct ib_udata *udata); - int (*dealloc_ucontext)(struct ib_ucontext *context); - int (*mmap)(struct ib_ucontext *context, - struct vm_area_struct *vma); - struct ib_pd * (*alloc_pd)(struct ib_device *device, - struct ib_ucontext *context, - struct ib_udata *udata); - int (*dealloc_pd)(struct ib_pd *pd); - struct ib_ah * (*create_ah)(struct ib_pd *pd, - struct ib_ah_attr *ah_attr); - int (*modify_ah)(struct ib_ah *ah, - struct ib_ah_attr *ah_attr); - int (*query_ah)(struct ib_ah *ah, - struct ib_ah_attr *ah_attr); - int (*destroy_ah)(struct ib_ah *ah); - struct ib_qp * (*create_qp)(struct ib_pd *pd, - struct ib_qp_init_attr *qp_init_attr, - struct ib_udata *udata); - int (*modify_qp)(struct ib_qp *qp, - struct ib_qp_attr *qp_attr, - int qp_attr_mask); - int (*query_qp)(struct ib_qp *qp, - struct ib_qp_attr *qp_attr, - int qp_attr_mask, - struct ib_qp_init_attr *qp_init_attr); - int (*destroy_qp)(struct ib_qp *qp); - int (*post_send)(struct ib_qp *qp, - struct ib_send_wr *send_wr, - struct ib_send_wr **bad_send_wr); - int (*post_recv)(struct ib_qp *qp, - struct ib_recv_wr *recv_wr, - struct ib_recv_wr **bad_recv_wr); - struct ib_cq * (*create_cq)(struct ib_device *device, int cqe, - struct ib_ucontext *context, - struct ib_udata *udata); - int (*destroy_cq)(struct ib_cq *cq); - int (*resize_cq)(struct ib_cq *cq, int *cqe); - int (*poll_cq)(struct ib_cq *cq, int num_entries, - struct ib_wc *wc); - int (*peek_cq)(struct ib_cq *cq, int wc_cnt); - int (*req_notify_cq)(struct ib_cq *cq, - enum ib_cq_notify cq_notify); - int (*req_ncomp_notif)(struct ib_cq *cq, - int wc_cnt); - struct ib_mr * (*get_dma_mr)(struct ib_pd *pd, - int mr_access_flags); - struct ib_mr * (*reg_phys_mr)(struct ib_pd *pd, - struct ib_phys_buf *phys_buf_array, - int num_phys_buf, - int mr_access_flags, - u64 *iova_start); - struct ib_mr * (*reg_user_mr)(struct ib_pd *pd, - struct ib_umem *region, - int mr_access_flags, - struct ib_udata *udata); - int (*query_mr)(struct ib_mr *mr, - struct ib_mr_attr *mr_attr); - int (*dereg_mr)(struct ib_mr *mr); - int (*rereg_phys_mr)(struct ib_mr *mr, - int mr_rereg_mask, - struct ib_pd *pd, - struct ib_phys_buf *phys_buf_array, - int num_phys_buf, - int mr_access_flags, - u64 *iova_start); - struct ib_mw * (*alloc_mw)(struct ib_pd *pd); - int (*bind_mw)(struct ib_qp *qp, - struct ib_mw *mw, - struct ib_mw_bind *mw_bind); - int (*dealloc_mw)(struct ib_mw *mw); - struct ib_fmr * (*alloc_fmr)(struct ib_pd *pd, - int mr_access_flags, - struct ib_fmr_attr *fmr_attr); - int (*map_phys_fmr)(struct ib_fmr *fmr, - u64 *page_list, int list_len, - u64 iova); - int (*unmap_fmr)(struct list_head *fmr_list); - int (*dealloc_fmr)(struct ib_fmr *fmr); - int (*attach_mcast)(struct ib_qp *qp, - union ib_gid *gid, - u16 lid); - int (*detach_mcast)(struct ib_qp *qp, - union ib_gid *gid, - u16 lid); - int (*process_mad)(struct ib_device *device, - int process_mad_flags, - u8 port_num, - struct ib_wc *in_wc, - struct ib_grh *in_grh, - struct ib_mad *in_mad, - struct ib_mad *out_mad); - - struct module *owner; - struct class_device class_dev; - struct kobject ports_parent; - struct list_head port_list; - - enum { - IB_DEV_UNINITIALIZED, - IB_DEV_REGISTERED, - IB_DEV_UNREGISTERED - } reg_state; - - u8 node_type; - u8 phys_port_cnt; -}; - -struct ib_client { - char *name; - void (*add) (struct ib_device *); - void (*remove)(struct ib_device *); - - struct list_head list; -}; - -struct ib_device *ib_alloc_device(size_t size); -void ib_dealloc_device(struct ib_device *device); - -int ib_register_device (struct ib_device *device); -void ib_unregister_device(struct ib_device *device); - -int ib_register_client (struct ib_client *client); -void ib_unregister_client(struct ib_client *client); - -void *ib_get_client_data(struct ib_device *device, struct ib_client *client); -void ib_set_client_data(struct ib_device *device, struct ib_client *client, - void *data); - -static inline int ib_copy_from_udata(void *dest, struct ib_udata *udata, size_t len) -{ - return copy_from_user(dest, udata->inbuf, len) ? -EFAULT : 0; -} - -static inline int ib_copy_to_udata(struct ib_udata *udata, void *src, size_t len) -{ - return copy_to_user(udata->outbuf, src, len) ? -EFAULT : 0; -} - -int ib_register_event_handler (struct ib_event_handler *event_handler); -int ib_unregister_event_handler(struct ib_event_handler *event_handler); -void ib_dispatch_event(struct ib_event *event); - -int ib_query_device(struct ib_device *device, - struct ib_device_attr *device_attr); - -int ib_query_port(struct ib_device *device, - u8 port_num, struct ib_port_attr *port_attr); - -int ib_query_gid(struct ib_device *device, - u8 port_num, int index, union ib_gid *gid); - -int ib_query_pkey(struct ib_device *device, - u8 port_num, u16 index, u16 *pkey); - -int ib_modify_device(struct ib_device *device, - int device_modify_mask, - struct ib_device_modify *device_modify); - -int ib_modify_port(struct ib_device *device, - u8 port_num, int port_modify_mask, - struct ib_port_modify *port_modify); - -/** - * ib_alloc_pd - Allocates an unused protection domain. - * @device: The device on which to allocate the protection domain. - * - * A protection domain object provides an association between QPs, shared - * receive queues, address handles, memory regions, and memory windows. - */ -struct ib_pd *ib_alloc_pd(struct ib_device *device); - -/** - * ib_dealloc_pd - Deallocates a protection domain. - * @pd: The protection domain to deallocate. - */ -int ib_dealloc_pd(struct ib_pd *pd); - -/** - * ib_create_ah - Creates an address handle for the given address vector. - * @pd: The protection domain associated with the address handle. - * @ah_attr: The attributes of the address vector. - * - * The address handle is used to reference a local or global destination - * in all UD QP post sends. - */ -struct ib_ah *ib_create_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr); - -/** - * ib_create_ah_from_wc - Creates an address handle associated with the - * sender of the specified work completion. - * @pd: The protection domain associated with the address handle. - * @wc: Work completion information associated with a received message. - * @grh: References the received global route header. This parameter is - * ignored unless the work completion indicates that the GRH is valid. - * @port_num: The outbound port number to associate with the address. - * - * The address handle is used to reference a local or global destination - * in all UD QP post sends. - */ -struct ib_ah *ib_create_ah_from_wc(struct ib_pd *pd, struct ib_wc *wc, - struct ib_grh *grh, u8 port_num); - -/** - * ib_modify_ah - Modifies the address vector associated with an address - * handle. - * @ah: The address handle to modify. - * @ah_attr: The new address vector attributes to associate with the - * address handle. - */ -int ib_modify_ah(struct ib_ah *ah, struct ib_ah_attr *ah_attr); - -/** - * ib_query_ah - Queries the address vector associated with an address - * handle. - * @ah: The address handle to query. - * @ah_attr: The address vector attributes associated with the address - * handle. - */ -int ib_query_ah(struct ib_ah *ah, struct ib_ah_attr *ah_attr); - -/** - * ib_destroy_ah - Destroys an address handle. - * @ah: The address handle to destroy. - */ -int ib_destroy_ah(struct ib_ah *ah); - -/** - * ib_create_qp - Creates a QP associated with the specified protection - * domain. - * @pd: The protection domain associated with the QP. - * @qp_init_attr: A list of initial attributes required to create the QP. - */ -struct ib_qp *ib_create_qp(struct ib_pd *pd, - struct ib_qp_init_attr *qp_init_attr); - -/** - * ib_modify_qp - Modifies the attributes for the specified QP and then - * transitions the QP to the given state. - * @qp: The QP to modify. - * @qp_attr: On input, specifies the QP attributes to modify. On output, - * the current values of selected QP attributes are returned. - * @qp_attr_mask: A bit-mask used to specify which attributes of the QP - * are being modified. - */ -int ib_modify_qp(struct ib_qp *qp, - struct ib_qp_attr *qp_attr, - int qp_attr_mask); - -/** - * ib_query_qp - Returns the attribute list and current values for the - * specified QP. - * @qp: The QP to query. - * @qp_attr: The attributes of the specified QP. - * @qp_attr_mask: A bit-mask used to select specific attributes to query. - * @qp_init_attr: Additional attributes of the selected QP. - * - * The qp_attr_mask may be used to limit the query to gathering only the - * selected attributes. - */ -int ib_query_qp(struct ib_qp *qp, - struct ib_qp_attr *qp_attr, - int qp_attr_mask, - struct ib_qp_init_attr *qp_init_attr); - -/** - * ib_destroy_qp - Destroys the specified QP. - * @qp: The QP to destroy. - */ -int ib_destroy_qp(struct ib_qp *qp); - -/** - * ib_post_send - Posts a list of work requests to the send queue of - * the specified QP. - * @qp: The QP to post the work request on. - * @send_wr: A list of work requests to post on the send queue. - * @bad_send_wr: On an immediate failure, this parameter will reference - * the work request that failed to be posted on the QP. - */ -static inline int ib_post_send(struct ib_qp *qp, - struct ib_send_wr *send_wr, - struct ib_send_wr **bad_send_wr) -{ - return qp->device->post_send(qp, send_wr, bad_send_wr); -} - -/** - * ib_post_recv - Posts a list of work requests to the receive queue of - * the specified QP. - * @qp: The QP to post the work request on. - * @recv_wr: A list of work requests to post on the receive queue. - * @bad_recv_wr: On an immediate failure, this parameter will reference - * the work request that failed to be posted on the QP. - */ -static inline int ib_post_recv(struct ib_qp *qp, - struct ib_recv_wr *recv_wr, - struct ib_recv_wr **bad_recv_wr) -{ - return qp->device->post_recv(qp, recv_wr, bad_recv_wr); -} - -/** - * ib_create_cq - Creates a CQ on the specified device. - * @device: The device on which to create the CQ. - * @comp_handler: A user-specified callback that is invoked when a - * completion event occurs on the CQ. - * @event_handler: A user-specified callback that is invoked when an - * asynchronous event not associated with a completion occurs on the CQ. - * @cq_context: Context associated with the CQ returned to the user via - * the associated completion and event handlers. - * @cqe: The minimum size of the CQ. - * - * Users can examine the cq structure to determine the actual CQ size. - */ -struct ib_cq *ib_create_cq(struct ib_device *device, - ib_comp_handler comp_handler, - void (*event_handler)(struct ib_event *, void *), - void *cq_context, int cqe); - -/** - * ib_resize_cq - Modifies the capacity of the CQ. - * @cq: The CQ to resize. - * @cqe: The minimum size of the CQ. - * - * Users can examine the cq structure to determine the actual CQ size. - */ -int ib_resize_cq(struct ib_cq *cq, int cqe); - -/** - * ib_destroy_cq - Destroys the specified CQ. - * @cq: The CQ to destroy. - */ -int ib_destroy_cq(struct ib_cq *cq); - -/** - * ib_poll_cq - poll a CQ for completion(s) - * @cq:the CQ being polled - * @num_entries:maximum number of completions to return - * @wc:array of at least @num_entries &struct ib_wc where completions - * will be returned - * - * Poll a CQ for (possibly multiple) completions. If the return value - * is < 0, an error occurred. If the return value is >= 0, it is the - * number of completions returned. If the return value is - * non-negative and < num_entries, then the CQ was emptied. - */ -static inline int ib_poll_cq(struct ib_cq *cq, int num_entries, - struct ib_wc *wc) -{ - return cq->device->poll_cq(cq, num_entries, wc); -} - -/** - * ib_peek_cq - Returns the number of unreaped completions currently - * on the specified CQ. - * @cq: The CQ to peek. - * @wc_cnt: A minimum number of unreaped completions to check for. - * - * If the number of unreaped completions is greater than or equal to wc_cnt, - * this function returns wc_cnt, otherwise, it returns the actual number of - * unreaped completions. - */ -int ib_peek_cq(struct ib_cq *cq, int wc_cnt); - -/** - * ib_req_notify_cq - Request completion notification on a CQ. - * @cq: The CQ to generate an event for. - * @cq_notify: If set to %IB_CQ_SOLICITED, completion notification will - * occur on the next solicited event. If set to %IB_CQ_NEXT_COMP, - * notification will occur on the next completion. - */ -static inline int ib_req_notify_cq(struct ib_cq *cq, - enum ib_cq_notify cq_notify) -{ - return cq->device->req_notify_cq(cq, cq_notify); -} - -/** - * ib_req_ncomp_notif - Request completion notification when there are - * at least the specified number of unreaped completions on the CQ. - * @cq: The CQ to generate an event for. - * @wc_cnt: The number of unreaped completions that should be on the - * CQ before an event is generated. - */ -static inline int ib_req_ncomp_notif(struct ib_cq *cq, int wc_cnt) -{ - return cq->device->req_ncomp_notif ? - cq->device->req_ncomp_notif(cq, wc_cnt) : - -ENOSYS; -} - -/** - * ib_get_dma_mr - Returns a memory region for system memory that is - * usable for DMA. - * @pd: The protection domain associated with the memory region. - * @mr_access_flags: Specifies the memory access rights. - */ -struct ib_mr *ib_get_dma_mr(struct ib_pd *pd, int mr_access_flags); - -/** - * ib_reg_phys_mr - Prepares a virtually addressed memory region for use - * by an HCA. - * @pd: The protection domain associated assigned to the registered region. - * @phys_buf_array: Specifies a list of physical buffers to use in the - * memory region. - * @num_phys_buf: Specifies the size of the phys_buf_array. - * @mr_access_flags: Specifies the memory access rights. - * @iova_start: The offset of the region's starting I/O virtual address. - */ -struct ib_mr *ib_reg_phys_mr(struct ib_pd *pd, - struct ib_phys_buf *phys_buf_array, - int num_phys_buf, - int mr_access_flags, - u64 *iova_start); - -/** - * ib_rereg_phys_mr - Modifies the attributes of an existing memory region. - * Conceptually, this call performs the functions deregister memory region - * followed by register physical memory region. Where possible, - * resources are reused instead of deallocated and reallocated. - * @mr: The memory region to modify. - * @mr_rereg_mask: A bit-mask used to indicate which of the following - * properties of the memory region are being modified. - * @pd: If %IB_MR_REREG_PD is set in mr_rereg_mask, this field specifies - * the new protection domain to associated with the memory region, - * otherwise, this parameter is ignored. - * @phys_buf_array: If %IB_MR_REREG_TRANS is set in mr_rereg_mask, this - * field specifies a list of physical buffers to use in the new - * translation, otherwise, this parameter is ignored. - * @num_phys_buf: If %IB_MR_REREG_TRANS is set in mr_rereg_mask, this - * field specifies the size of the phys_buf_array, otherwise, this - * parameter is ignored. - * @mr_access_flags: If %IB_MR_REREG_ACCESS is set in mr_rereg_mask, this - * field specifies the new memory access rights, otherwise, this - * parameter is ignored. - * @iova_start: The offset of the region's starting I/O virtual address. - */ -int ib_rereg_phys_mr(struct ib_mr *mr, - int mr_rereg_mask, - struct ib_pd *pd, - struct ib_phys_buf *phys_buf_array, - int num_phys_buf, - int mr_access_flags, - u64 *iova_start); - -/** - * ib_query_mr - Retrieves information about a specific memory region. - * @mr: The memory region to retrieve information about. - * @mr_attr: The attributes of the specified memory region. - */ -int ib_query_mr(struct ib_mr *mr, struct ib_mr_attr *mr_attr); - -/** - * ib_dereg_mr - Deregisters a memory region and removes it from the - * HCA translation table. - * @mr: The memory region to deregister. - */ -int ib_dereg_mr(struct ib_mr *mr); - -/** - * ib_alloc_mw - Allocates a memory window. - * @pd: The protection domain associated with the memory window. - */ -struct ib_mw *ib_alloc_mw(struct ib_pd *pd); - -/** - * ib_bind_mw - Posts a work request to the send queue of the specified - * QP, which binds the memory window to the given address range and - * remote access attributes. - * @qp: QP to post the bind work request on. - * @mw: The memory window to bind. - * @mw_bind: Specifies information about the memory window, including - * its address range, remote access rights, and associated memory region. - */ -static inline int ib_bind_mw(struct ib_qp *qp, - struct ib_mw *mw, - struct ib_mw_bind *mw_bind) -{ - /* XXX reference counting in corresponding MR? */ - return mw->device->bind_mw ? - mw->device->bind_mw(qp, mw, mw_bind) : - -ENOSYS; -} - -/** - * ib_dealloc_mw - Deallocates a memory window. - * @mw: The memory window to deallocate. - */ -int ib_dealloc_mw(struct ib_mw *mw); - -/** - * ib_alloc_fmr - Allocates a unmapped fast memory region. - * @pd: The protection domain associated with the unmapped region. - * @mr_access_flags: Specifies the memory access rights. - * @fmr_attr: Attributes of the unmapped region. - * - * A fast memory region must be mapped before it can be used as part of - * a work request. - */ -struct ib_fmr *ib_alloc_fmr(struct ib_pd *pd, - int mr_access_flags, - struct ib_fmr_attr *fmr_attr); - -/** - * ib_map_phys_fmr - Maps a list of physical pages to a fast memory region. - * @fmr: The fast memory region to associate with the pages. - * @page_list: An array of physical pages to map to the fast memory region. - * @list_len: The number of pages in page_list. - * @iova: The I/O virtual address to use with the mapped region. - */ -static inline int ib_map_phys_fmr(struct ib_fmr *fmr, - u64 *page_list, int list_len, - u64 iova) -{ - return fmr->device->map_phys_fmr(fmr, page_list, list_len, iova); -} - -/** - * ib_unmap_fmr - Removes the mapping from a list of fast memory regions. - * @fmr_list: A linked list of fast memory regions to unmap. - */ -int ib_unmap_fmr(struct list_head *fmr_list); - -/** - * ib_dealloc_fmr - Deallocates a fast memory region. - * @fmr: The fast memory region to deallocate. - */ -int ib_dealloc_fmr(struct ib_fmr *fmr); - -/** - * ib_attach_mcast - Attaches the specified QP to a multicast group. - * @qp: QP to attach to the multicast group. The QP must be type - * IB_QPT_UD. - * @gid: Multicast group GID. - * @lid: Multicast group LID in host byte order. - * - * In order to send and receive multicast packets, subnet - * administration must have created the multicast group and configured - * the fabric appropriately. The port associated with the specified - * QP must also be a member of the multicast group. - */ -int ib_attach_mcast(struct ib_qp *qp, union ib_gid *gid, u16 lid); - -/** - * ib_detach_mcast - Detaches the specified QP from a multicast group. - * @qp: QP to detach from the multicast group. - * @gid: Multicast group GID. - * @lid: Multicast group LID in host byte order. - */ -int ib_detach_mcast(struct ib_qp *qp, union ib_gid *gid, u16 lid); - -#endif /* IB_VERBS_H */ diff --git a/drivers/infiniband/ulp/ipoib/Makefile b/drivers/infiniband/ulp/ipoib/Makefile index 394bc08abc6..8935e74ae3f 100644 --- a/drivers/infiniband/ulp/ipoib/Makefile +++ b/drivers/infiniband/ulp/ipoib/Makefile @@ -1,5 +1,3 @@ -EXTRA_CFLAGS += -Idrivers/infiniband/include - obj-$(CONFIG_INFINIBAND_IPOIB) += ib_ipoib.o ib_ipoib-y := ipoib_main.o \ diff --git a/drivers/infiniband/ulp/ipoib/ipoib.h b/drivers/infiniband/ulp/ipoib/ipoib.h index 04c98f54e9c..bea960b8191 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib.h +++ b/drivers/infiniband/ulp/ipoib/ipoib.h @@ -1,5 +1,7 @@ /* * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. + * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. + * Copyright (c) 2004 Voltaire, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -49,9 +51,9 @@ #include <asm/atomic.h> #include <asm/semaphore.h> -#include <ib_verbs.h> -#include <ib_pack.h> -#include <ib_sa.h> +#include <rdma/ib_verbs.h> +#include <rdma/ib_pack.h> +#include <rdma/ib_sa.h> /* constants */ @@ -88,8 +90,8 @@ enum { /* structs */ struct ipoib_header { - u16 proto; - u16 reserved; + __be16 proto; + u16 reserved; }; struct ipoib_pseudoheader { diff --git a/drivers/infiniband/ulp/ipoib/ipoib_fs.c b/drivers/infiniband/ulp/ipoib/ipoib_fs.c index a84e5fe0f19..38b150f775e 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_fs.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_fs.c @@ -97,7 +97,7 @@ static int ipoib_mcg_seq_show(struct seq_file *file, void *iter_ptr) for (n = 0, i = 0; i < sizeof mgid / 2; ++i) { n += sprintf(gid_buf + n, "%x", - be16_to_cpu(((u16 *)mgid.raw)[i])); + be16_to_cpu(((__be16 *) mgid.raw)[i])); if (i < sizeof mgid / 2 - 1) gid_buf[n++] = ':'; } diff --git a/drivers/infiniband/ulp/ipoib/ipoib_ib.c b/drivers/infiniband/ulp/ipoib/ipoib_ib.c index eee82363167..ef0e3894863 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_ib.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_ib.c @@ -1,5 +1,8 @@ /* * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. + * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. + * Copyright (c) 2005 Mellanox Technologies. All rights reserved. + * Copyright (c) 2004, 2005 Voltaire, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -35,7 +38,7 @@ #include <linux/delay.h> #include <linux/dma-mapping.h> -#include <ib_cache.h> +#include <rdma/ib_cache.h> #include "ipoib.h" diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c index 6f60abbaebd..0e8ac138e35 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_main.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c @@ -1,5 +1,7 @@ /* * Copyright (c) 2004 Topspin Communications. All rights reserved. + * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. + * Copyright (c) 2004 Voltaire, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -34,7 +36,6 @@ #include "ipoib.h" -#include <linux/version.h> #include <linux/module.h> #include <linux/init.h> @@ -600,14 +601,15 @@ static int ipoib_start_xmit(struct sk_buff *skb, struct net_device *dev) ipoib_mcast_send(dev, (union ib_gid *) (phdr->hwaddr + 4), skb); } else { - /* unicast GID -- should be ARP reply */ + /* unicast GID -- should be ARP or RARP reply */ - if (be16_to_cpup((u16 *) skb->data) != ETH_P_ARP) { + if ((be16_to_cpup((__be16 *) skb->data) != ETH_P_ARP) && + (be16_to_cpup((__be16 *) skb->data) != ETH_P_RARP)) { ipoib_warn(priv, "Unicast, no %s: type %04x, QPN %06x " IPOIB_GID_FMT "\n", skb->dst ? "neigh" : "dst", - be16_to_cpup((u16 *) skb->data), - be32_to_cpup((u32 *) phdr->hwaddr), + be16_to_cpup((__be16 *) skb->data), + be32_to_cpup((__be32 *) phdr->hwaddr), IPOIB_GID_ARG(*(union ib_gid *) (phdr->hwaddr + 4))); dev_kfree_skb_any(skb); ++priv->stats.tx_dropped; @@ -670,7 +672,7 @@ static void ipoib_set_mcast_list(struct net_device *dev) { struct ipoib_dev_priv *priv = netdev_priv(dev); - schedule_work(&priv->restart_task); + queue_work(ipoib_workqueue, &priv->restart_task); } static void ipoib_neigh_destructor(struct neighbour *n) @@ -779,15 +781,11 @@ void ipoib_dev_cleanup(struct net_device *dev) ipoib_ib_dev_cleanup(dev); - if (priv->rx_ring) { - kfree(priv->rx_ring); - priv->rx_ring = NULL; - } + kfree(priv->rx_ring); + kfree(priv->tx_ring); - if (priv->tx_ring) { - kfree(priv->tx_ring); - priv->tx_ring = NULL; - } + priv->rx_ring = NULL; + priv->tx_ring = NULL; } static void ipoib_setup(struct net_device *dev) @@ -885,6 +883,12 @@ static ssize_t create_child(struct class_device *cdev, if (pkey < 0 || pkey > 0xffff) return -EINVAL; + /* + * Set the full membership bit, so that we join the right + * broadcast group, etc. + */ + pkey |= 0x8000; + ret = ipoib_vlan_add(container_of(cdev, struct net_device, class_dev), pkey); @@ -937,6 +941,12 @@ static struct net_device *ipoib_add_port(const char *format, goto alloc_mem_failed; } + /* + * Set the full membership bit, so that we join the right + * broadcast group, etc. + */ + priv->pkey |= 0x8000; + priv->dev->broadcast[8] = priv->pkey >> 8; priv->dev->broadcast[9] = priv->pkey & 0xff; diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c index 70208c3d21e..aca7aea18a6 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c @@ -1,5 +1,7 @@ /* * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. + * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. + * Copyright (c) 2004 Voltaire, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -357,7 +359,7 @@ static int ipoib_mcast_sendonly_join(struct ipoib_mcast *mcast) rec.mgid = mcast->mcmember.mgid; rec.port_gid = priv->local_gid; - rec.pkey = be16_to_cpu(priv->pkey); + rec.pkey = cpu_to_be16(priv->pkey); ret = ib_sa_mcmember_rec_set(priv->ca, priv->port, &rec, IB_SA_MCMEMBER_REC_MGID | @@ -457,7 +459,7 @@ static void ipoib_mcast_join(struct net_device *dev, struct ipoib_mcast *mcast, rec.mgid = mcast->mcmember.mgid; rec.port_gid = priv->local_gid; - rec.pkey = be16_to_cpu(priv->pkey); + rec.pkey = cpu_to_be16(priv->pkey); comp_mask = IB_SA_MCMEMBER_REC_MGID | @@ -646,7 +648,7 @@ static int ipoib_mcast_leave(struct net_device *dev, struct ipoib_mcast *mcast) rec.mgid = mcast->mcmember.mgid; rec.port_gid = priv->local_gid; - rec.pkey = be16_to_cpu(priv->pkey); + rec.pkey = cpu_to_be16(priv->pkey); /* Remove ourselves from the multicast group */ ret = ipoib_mcast_detach(dev, be16_to_cpu(mcast->mcmember.mlid), diff --git a/drivers/infiniband/ulp/ipoib/ipoib_verbs.c b/drivers/infiniband/ulp/ipoib/ipoib_verbs.c index 4933edf062c..79f59d0563e 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_verbs.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_verbs.c @@ -1,5 +1,6 @@ /* * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. + * Copyright (c) 2005 Mellanox Technologies. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU @@ -32,7 +33,7 @@ * $Id: ipoib_verbs.c 1349 2004-12-16 21:09:43Z roland $ */ -#include <ib_cache.h> +#include <rdma/ib_cache.h> #include "ipoib.h" diff --git a/drivers/infiniband/ulp/ipoib/ipoib_vlan.c b/drivers/infiniband/ulp/ipoib/ipoib_vlan.c index 94b8ea812fe..332d730e60c 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_vlan.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_vlan.c @@ -32,7 +32,6 @@ * $Id: ipoib_vlan.c 1349 2004-12-16 21:09:43Z roland $ */ -#include <linux/version.h> #include <linux/module.h> #include <linux/init.h> diff --git a/drivers/input/gameport/ns558.c b/drivers/input/gameport/ns558.c index 1ab5f2dc8a2..70f051894a3 100644 --- a/drivers/input/gameport/ns558.c +++ b/drivers/input/gameport/ns558.c @@ -275,9 +275,9 @@ static int __init ns558_init(void) static void __exit ns558_exit(void) { - struct ns558 *ns558; + struct ns558 *ns558, *safe; - list_for_each_entry(ns558, &ns558_list, node) { + list_for_each_entry_safe(ns558, safe, &ns558_list, node) { gameport_unregister_port(ns558->gameport); release_region(ns558->io & ~(ns558->size - 1), ns558->size); kfree(ns558); diff --git a/drivers/isdn/capi/capifs.c b/drivers/isdn/capi/capifs.c index f8570fd9d2a..3abd7fc6e5e 100644 --- a/drivers/isdn/capi/capifs.c +++ b/drivers/isdn/capi/capifs.c @@ -191,8 +191,10 @@ static int __init capifs_init(void) err = register_filesystem(&capifs_fs_type); if (!err) { capifs_mnt = kern_mount(&capifs_fs_type); - if (IS_ERR(capifs_mnt)) + if (IS_ERR(capifs_mnt)) { err = PTR_ERR(capifs_mnt); + unregister_filesystem(&capifs_fs_type); + } } if (!err) printk(KERN_NOTICE "capifs: Rev %s\n", rev); diff --git a/drivers/isdn/hisax/Kconfig b/drivers/isdn/hisax/Kconfig index 6c7b8bffc6f..801c98f30e5 100644 --- a/drivers/isdn/hisax/Kconfig +++ b/drivers/isdn/hisax/Kconfig @@ -134,6 +134,7 @@ config HISAX_AVM_A1 config HISAX_FRITZPCI bool "AVM PnP/PCI (Fritz!PnP/PCI)" + depends on BROKEN || !PPC64 help This enables HiSax support for the AVM "Fritz!PnP" and "Fritz!PCI". See <file:Documentation/isdn/README.HiSax> on how to configure it. diff --git a/drivers/isdn/icn/icn.c b/drivers/isdn/icn/icn.c index e0d1b01cc74..386df71eee7 100644 --- a/drivers/isdn/icn/icn.c +++ b/drivers/isdn/icn/icn.c @@ -1650,7 +1650,7 @@ static void __exit icn_exit(void) { isdn_ctrl cmd; icn_card *card = cards; - icn_card *last; + icn_card *last, *tmpcard; int i; unsigned long flags; @@ -1670,8 +1670,9 @@ static void __exit icn_exit(void) for (i = 0; i < ICN_BCH; i++) icn_free_queue(card, i); } - card = card->next; + tmpcard = card->next; spin_unlock_irqrestore(&card->lock, flags); + card = tmpcard; } card = cards; cards = NULL; diff --git a/drivers/macintosh/Kconfig b/drivers/macintosh/Kconfig index 65ab64c43b3..bc3e096d84f 100644 --- a/drivers/macintosh/Kconfig +++ b/drivers/macintosh/Kconfig @@ -103,7 +103,7 @@ config PMAC_MEDIABAY # on non-powerbook machines (but only on PMU based ones AFAIK) config PMAC_BACKLIGHT bool "Backlight control for LCD screens" - depends on ADB_PMU + depends on ADB_PMU && (BROKEN || !PPC64) help Say Y here to build in code to manage the LCD backlight on a Macintosh PowerBook. With this code, the backlight will be turned diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c index 70bca955e0d..41df4cda66e 100644 --- a/drivers/md/bitmap.c +++ b/drivers/md/bitmap.c @@ -818,8 +818,7 @@ int bitmap_unplug(struct bitmap *bitmap) return 0; } -static void bitmap_set_memory_bits(struct bitmap *bitmap, sector_t offset, - unsigned long sectors, int in_sync); +static void bitmap_set_memory_bits(struct bitmap *bitmap, sector_t offset); /* * bitmap_init_from_disk -- called at bitmap_create time to initialize * the in-memory bitmap from the on-disk bitmap -- also, sets up the * memory mapping of the bitmap file @@ -828,7 +827,7 @@ static void bitmap_set_memory_bits(struct bitmap *bitmap, sector_t offset, * previously kicked from the array, we mark all the bits as * 1's in order to cause a full resync. */ -static int bitmap_init_from_disk(struct bitmap *bitmap, int in_sync) +static int bitmap_init_from_disk(struct bitmap *bitmap) { unsigned long i, chunks, index, oldindex, bit; struct page *page = NULL, *oldpage = NULL; @@ -929,8 +928,7 @@ static int bitmap_init_from_disk(struct bitmap *bitmap, int in_sync) } if (test_bit(bit, page_address(page))) { /* if the disk bit is set, set the memory bit */ - bitmap_set_memory_bits(bitmap, - i << CHUNK_BLOCK_SHIFT(bitmap), 1, in_sync); + bitmap_set_memory_bits(bitmap, i << CHUNK_BLOCK_SHIFT(bitmap)); bit_cnt++; } } @@ -1426,35 +1424,53 @@ void bitmap_close_sync(struct bitmap *bitmap) } } -static void bitmap_set_memory_bits(struct bitmap *bitmap, sector_t offset, - unsigned long sectors, int in_sync) +static void bitmap_set_memory_bits(struct bitmap *bitmap, sector_t offset) { /* For each chunk covered by any of these sectors, set the - * counter to 1 and set resync_needed unless in_sync. They should all + * counter to 1 and set resync_needed. They should all * be 0 at this point */ - while (sectors) { - int secs; - bitmap_counter_t *bmc; - spin_lock_irq(&bitmap->lock); - bmc = bitmap_get_counter(bitmap, offset, &secs, 1); - if (!bmc) { - spin_unlock_irq(&bitmap->lock); - return; - } - if (! *bmc) { - struct page *page; - *bmc = 1 | (in_sync? 0 : NEEDED_MASK); - bitmap_count_page(bitmap, offset, 1); - page = filemap_get_page(bitmap, offset >> CHUNK_BLOCK_SHIFT(bitmap)); - set_page_attr(bitmap, page, BITMAP_PAGE_CLEAN); - } + + int secs; + bitmap_counter_t *bmc; + spin_lock_irq(&bitmap->lock); + bmc = bitmap_get_counter(bitmap, offset, &secs, 1); + if (!bmc) { spin_unlock_irq(&bitmap->lock); - if (sectors > secs) - sectors -= secs; - else - sectors = 0; + return; + } + if (! *bmc) { + struct page *page; + *bmc = 1 | NEEDED_MASK; + bitmap_count_page(bitmap, offset, 1); + page = filemap_get_page(bitmap, offset >> CHUNK_BLOCK_SHIFT(bitmap)); + set_page_attr(bitmap, page, BITMAP_PAGE_CLEAN); } + spin_unlock_irq(&bitmap->lock); + +} + +/* + * flush out any pending updates + */ +void bitmap_flush(mddev_t *mddev) +{ + struct bitmap *bitmap = mddev->bitmap; + int sleep; + + if (!bitmap) /* there was no bitmap */ + return; + + /* run the daemon_work three time to ensure everything is flushed + * that can be + */ + sleep = bitmap->daemon_sleep; + bitmap->daemon_sleep = 0; + bitmap_daemon_work(bitmap); + bitmap_daemon_work(bitmap); + bitmap_daemon_work(bitmap); + bitmap->daemon_sleep = sleep; + bitmap_update_sb(bitmap); } /* @@ -1565,7 +1581,8 @@ int bitmap_create(mddev_t *mddev) /* now that we have some pages available, initialize the in-memory * bitmap from the on-disk bitmap */ - err = bitmap_init_from_disk(bitmap, mddev->recovery_cp == MaxSector); + err = bitmap_init_from_disk(bitmap); + if (err) return err; diff --git a/drivers/md/dm-raid1.c b/drivers/md/dm-raid1.c index 12031c9d3f1..b08df8b9b2c 100644 --- a/drivers/md/dm-raid1.c +++ b/drivers/md/dm-raid1.c @@ -1230,7 +1230,7 @@ static int __init dm_mirror_init(void) if (r) return r; - _kmirrord_wq = create_workqueue("kmirrord"); + _kmirrord_wq = create_singlethread_workqueue("kmirrord"); if (!_kmirrord_wq) { DMERR("couldn't start kmirrord"); dm_dirty_log_exit(); diff --git a/drivers/md/md.c b/drivers/md/md.c index 6580e0fa4a4..20ca80b7dc2 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -256,8 +256,7 @@ static inline void mddev_unlock(mddev_t * mddev) { up(&mddev->reconfig_sem); - if (mddev->thread) - md_wakeup_thread(mddev->thread); + md_wakeup_thread(mddev->thread); } mdk_rdev_t * find_rdev_nr(mddev_t *mddev, int nr) @@ -623,6 +622,7 @@ static int super_90_validate(mddev_t *mddev, mdk_rdev_t *rdev) mddev->raid_disks = sb->raid_disks; mddev->size = sb->size; mddev->events = md_event(sb); + mddev->bitmap_offset = 0; if (sb->state & (1<<MD_SB_CLEAN)) mddev->recovery_cp = MaxSector; @@ -938,6 +938,7 @@ static int super_1_validate(mddev_t *mddev, mdk_rdev_t *rdev) mddev->raid_disks = le32_to_cpu(sb->raid_disks); mddev->size = le64_to_cpu(sb->size)/2; mddev->events = le64_to_cpu(sb->events); + mddev->bitmap_offset = 0; mddev->recovery_cp = le64_to_cpu(sb->resync_offset); memcpy(mddev->uuid, sb->set_uuid, 16); @@ -1688,6 +1689,7 @@ static int do_md_run(mddev_t * mddev) mddev->pers = pers[pnum]; spin_unlock(&pers_lock); + mddev->recovery = 0; mddev->resync_max_sectors = mddev->size << 1; /* may be over-ridden by personality */ /* before we start the array running, initialise the bitmap */ @@ -1712,6 +1714,7 @@ static int do_md_run(mddev_t * mddev) mddev->in_sync = 1; set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); + md_wakeup_thread(mddev->thread); if (mddev->sb_dirty) md_update_sb(mddev); @@ -1798,6 +1801,8 @@ static int do_md_stop(mddev_t * mddev, int ro) goto out; mddev->ro = 1; } else { + bitmap_flush(mddev); + wait_event(mddev->sb_wait, atomic_read(&mddev->pending_writes)==0); if (mddev->ro) set_disk_ro(disk, 0); blk_queue_make_request(mddev->queue, md_fail_request); @@ -1822,6 +1827,7 @@ static int do_md_stop(mddev_t * mddev, int ro) fput(mddev->bitmap_file); mddev->bitmap_file = NULL; } + mddev->bitmap_offset = 0; /* * Free resources if final stop @@ -2231,8 +2237,7 @@ static int add_new_disk(mddev_t * mddev, mdu_disk_info_t *info) export_rdev(rdev); set_bit(MD_RECOVERY_NEEDED, &mddev->recovery); - if (mddev->thread) - md_wakeup_thread(mddev->thread); + md_wakeup_thread(mddev->thread); return err; } @@ -3484,7 +3489,6 @@ static void md_do_sync(mddev_t *mddev) goto skip; } ITERATE_MDDEV(mddev2,tmp) { - printk("."); if (mddev2 == mddev) continue; if (mddev2->curr_resync && @@ -4007,3 +4011,5 @@ EXPORT_SYMBOL(md_wakeup_thread); EXPORT_SYMBOL(md_print_devices); EXPORT_SYMBOL(md_check_recovery); MODULE_LICENSE("GPL"); +MODULE_ALIAS("md"); +MODULE_ALIAS_BLOCKDEV_MAJOR(MD_MAJOR); diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index d3a64a04a6d..51d9645ed09 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -893,7 +893,6 @@ static int end_sync_read(struct bio *bio, unsigned int bytes_done, int error) if (!uptodate) { md_error(r1_bio->mddev, conf->mirrors[r1_bio->read_disk].rdev); - set_bit(R1BIO_Degraded, &r1_bio->state); } else set_bit(R1BIO_Uptodate, &r1_bio->state); rdev_dec_pending(conf->mirrors[r1_bio->read_disk].rdev, conf->mddev); @@ -918,10 +917,9 @@ static int end_sync_write(struct bio *bio, unsigned int bytes_done, int error) mirror = i; break; } - if (!uptodate) { + if (!uptodate) md_error(mddev, conf->mirrors[mirror].rdev); - set_bit(R1BIO_Degraded, &r1_bio->state); - } + update_head_pos(mirror, r1_bio); if (atomic_dec_and_test(&r1_bio->remaining)) { @@ -1109,6 +1107,7 @@ static sector_t sync_request(mddev_t *mddev, sector_t sector_nr, int *skipped, i int i; int write_targets = 0; int sync_blocks; + int still_degraded = 0; if (!conf->r1buf_pool) { @@ -1137,7 +1136,10 @@ static sector_t sync_request(mddev_t *mddev, sector_t sector_nr, int *skipped, i return 0; } - if (!bitmap_start_sync(mddev->bitmap, sector_nr, &sync_blocks, mddev->degraded) && + /* before building a request, check if we can skip these blocks.. + * This call the bitmap_start_sync doesn't actually record anything + */ + if (!bitmap_start_sync(mddev->bitmap, sector_nr, &sync_blocks, 1) && !conf->fullsync) { /* We can skip this block, and probably several more */ *skipped = 1; @@ -1203,24 +1205,23 @@ static sector_t sync_request(mddev_t *mddev, sector_t sector_nr, int *skipped, i if (i == disk) { bio->bi_rw = READ; bio->bi_end_io = end_sync_read; - } else if (conf->mirrors[i].rdev && - !conf->mirrors[i].rdev->faulty && - (!conf->mirrors[i].rdev->in_sync || - sector_nr + RESYNC_SECTORS > mddev->recovery_cp)) { + } else if (conf->mirrors[i].rdev == NULL || + conf->mirrors[i].rdev->faulty) { + still_degraded = 1; + continue; + } else if (!conf->mirrors[i].rdev->in_sync || + sector_nr + RESYNC_SECTORS > mddev->recovery_cp) { bio->bi_rw = WRITE; bio->bi_end_io = end_sync_write; write_targets ++; } else + /* no need to read or write here */ continue; bio->bi_sector = sector_nr + conf->mirrors[i].rdev->data_offset; bio->bi_bdev = conf->mirrors[i].rdev->bdev; bio->bi_private = r1_bio; } - if (write_targets + 1 < conf->raid_disks) - /* array degraded, can't clear bitmap */ - set_bit(R1BIO_Degraded, &r1_bio->state); - if (write_targets == 0) { /* There is nowhere to write, so all non-sync * drives must be failed - so we are finished @@ -1243,7 +1244,7 @@ static sector_t sync_request(mddev_t *mddev, sector_t sector_nr, int *skipped, i break; if (sync_blocks == 0) { if (!bitmap_start_sync(mddev->bitmap, sector_nr, - &sync_blocks, mddev->degraded) && + &sync_blocks, still_degraded) && !conf->fullsync) break; if (sync_blocks < (PAGE_SIZE>>9)) diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 4698d5f7957..43f231a467d 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -1653,6 +1653,7 @@ static int run (mddev_t *mddev) /* device size must be a multiple of chunk size */ mddev->size &= ~(mddev->chunk_size/1024 -1); + mddev->resync_max_sectors = mddev->size << 1; if (!conf->chunk_size || conf->chunk_size % 4) { printk(KERN_ERR "raid5: invalid chunk size %d for %s\n", diff --git a/drivers/md/raid6main.c b/drivers/md/raid6main.c index f5ee1680511..495dee1d1e8 100644 --- a/drivers/md/raid6main.c +++ b/drivers/md/raid6main.c @@ -1813,6 +1813,7 @@ static int run (mddev_t *mddev) /* device size must be a multiple of chunk size */ mddev->size &= ~(mddev->chunk_size/1024 -1); + mddev->resync_max_sectors = mddev->size << 1; if (conf->raid_disks < 4) { printk(KERN_ERR "raid6: not enough configured devices for %s (%d, minimum 4)\n", diff --git a/drivers/media/dvb/dvb-usb/dibusb-common.c b/drivers/media/dvb/dvb-usb/dibusb-common.c index 63b626f70c8..9b9d6f8ee74 100644 --- a/drivers/media/dvb/dvb-usb/dibusb-common.c +++ b/drivers/media/dvb/dvb-usb/dibusb-common.c @@ -70,13 +70,22 @@ EXPORT_SYMBOL(dibusb_power_ctrl); int dibusb2_0_streaming_ctrl(struct dvb_usb_device *d, int onoff) { - u8 b[2]; - b[0] = DIBUSB_REQ_SET_IOCTL; - b[1] = onoff ? DIBUSB_IOCTL_CMD_ENABLE_STREAM : DIBUSB_IOCTL_CMD_DISABLE_STREAM; + u8 b[3] = { 0 }; + int ret; + + if ((ret = dibusb_streaming_ctrl(d,onoff)) < 0) + return ret; - dvb_usb_generic_write(d,b,3); + if (onoff) { + b[0] = DIBUSB_REQ_SET_STREAMING_MODE; + b[1] = 0x00; + if ((ret = dvb_usb_generic_write(d,b,2)) < 0) + return ret; + } - return dibusb_streaming_ctrl(d,onoff); + b[0] = DIBUSB_REQ_SET_IOCTL; + b[1] = onoff ? DIBUSB_IOCTL_CMD_ENABLE_STREAM : DIBUSB_IOCTL_CMD_DISABLE_STREAM; + return dvb_usb_generic_write(d,b,3); } EXPORT_SYMBOL(dibusb2_0_streaming_ctrl); diff --git a/drivers/media/dvb/dvb-usb/dvb-usb-dvb.c b/drivers/media/dvb/dvb-usb/dvb-usb-dvb.c index 3491ff40885..6fa92100248 100644 --- a/drivers/media/dvb/dvb-usb/dvb-usb-dvb.c +++ b/drivers/media/dvb/dvb-usb/dvb-usb-dvb.c @@ -23,12 +23,12 @@ static int dvb_usb_ctrl_feed(struct dvb_demux_feed *dvbdmxfeed, int onoff) */ if (newfeedcount == 0) { deb_ts("stop feeding\n"); + dvb_usb_urb_kill(d); if (d->props.streaming_ctrl != NULL) if ((ret = d->props.streaming_ctrl(d,0))) err("error while stopping stream."); - dvb_usb_urb_kill(d); } d->feedcount = newfeedcount; @@ -44,6 +44,8 @@ static int dvb_usb_ctrl_feed(struct dvb_demux_feed *dvbdmxfeed, int onoff) * for reception. */ if (d->feedcount == onoff && d->feedcount > 0) { + deb_ts("submitting all URBs\n"); + dvb_usb_urb_submit(d); deb_ts("controlling pid parser\n"); if (d->props.caps & DVB_USB_HAS_PID_FILTER && @@ -59,7 +61,6 @@ static int dvb_usb_ctrl_feed(struct dvb_demux_feed *dvbdmxfeed, int onoff) return -ENODEV; } - dvb_usb_urb_submit(d); } return 0; } diff --git a/drivers/media/dvb/frontends/Kconfig b/drivers/media/dvb/frontends/Kconfig index e83256d0fd1..a50a41f6f79 100644 --- a/drivers/media/dvb/frontends/Kconfig +++ b/drivers/media/dvb/frontends/Kconfig @@ -188,7 +188,7 @@ config DVB_BCM3510 support this frontend. config DVB_LGDT330X - tristate "LGDT3302 or LGDT3303 based (DViCO FusionHDTV Gold)" + tristate "LG Electronics LGDT3302/LGDT3303 based" depends on DVB_CORE help An ATSC 8VSB and QAM64/256 tuner module. Say Y when you want diff --git a/drivers/media/dvb/frontends/dvb-pll.c b/drivers/media/dvb/frontends/dvb-pll.c index 5264310c070..536c35d969b 100644 --- a/drivers/media/dvb/frontends/dvb-pll.c +++ b/drivers/media/dvb/frontends/dvb-pll.c @@ -225,6 +225,22 @@ struct dvb_pll_desc dvb_pll_tua6034 = { }; EXPORT_SYMBOL(dvb_pll_tua6034); +/* Infineon TUA6034 + * used in LG Innotek TDVS-H062F + */ +struct dvb_pll_desc dvb_pll_tdvs_tua6034 = { + .name = "LG/Infineon TUA6034", + .min = 54000000, + .max = 863000000, + .count = 3, + .entries = { + { 160000000, 44000000, 62500, 0xce, 0x01 }, + { 455000000, 44000000, 62500, 0xce, 0x02 }, + { 999999999, 44000000, 62500, 0xce, 0x04 }, + }, +}; +EXPORT_SYMBOL(dvb_pll_tdvs_tua6034); + /* Philips FMD1216ME * used in Medion Hybrid PCMCIA card and USB Box */ diff --git a/drivers/media/dvb/frontends/dvb-pll.h b/drivers/media/dvb/frontends/dvb-pll.h index cb794759d89..205b2d1a885 100644 --- a/drivers/media/dvb/frontends/dvb-pll.h +++ b/drivers/media/dvb/frontends/dvb-pll.h @@ -31,6 +31,7 @@ extern struct dvb_pll_desc dvb_pll_unknown_1; extern struct dvb_pll_desc dvb_pll_tua6010xs; extern struct dvb_pll_desc dvb_pll_env57h1xd5; extern struct dvb_pll_desc dvb_pll_tua6034; +extern struct dvb_pll_desc dvb_pll_tdvs_tua6034; extern struct dvb_pll_desc dvb_pll_tda665x; extern struct dvb_pll_desc dvb_pll_fmd1216me; extern struct dvb_pll_desc dvb_pll_tded4; diff --git a/drivers/media/dvb/frontends/lgdt330x.c b/drivers/media/dvb/frontends/lgdt330x.c index e94dee50eec..1f1cd7a8d50 100644 --- a/drivers/media/dvb/frontends/lgdt330x.c +++ b/drivers/media/dvb/frontends/lgdt330x.c @@ -1,11 +1,8 @@ /* - * Support for LGDT3302 & LGDT3303 (DViCO FusionHDTV Gold) - VSB/QAM + * Support for LGDT3302 and LGDT3303 - VSB/QAM * * Copyright (C) 2005 Wilson Michaels <wilsonmichaels@earthlink.net> * - * Based on code from Kirk Lapray <kirk_lapray@bigfoot.com> - * Copyright (C) 2005 - * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or @@ -25,11 +22,13 @@ /* * NOTES ABOUT THIS DRIVER * - * This driver supports DViCO FusionHDTV Gold under Linux. + * This Linux driver supports: + * DViCO FusionHDTV 3 Gold-Q + * DViCO FusionHDTV 3 Gold-T + * DViCO FusionHDTV 5 Gold * * TODO: - * BER and signal strength always return 0. - * Include support for LGDT3303 + * signal strength always returns 0. * */ @@ -41,7 +40,6 @@ #include <asm/byteorder.h> #include "dvb_frontend.h" -#include "dvb-pll.h" #include "lgdt330x_priv.h" #include "lgdt330x.h" @@ -70,55 +68,37 @@ struct lgdt330x_state u32 current_frequency; }; -static int i2c_writebytes (struct lgdt330x_state* state, - u8 addr, /* demod_address or pll_address */ +static int i2c_write_demod_bytes (struct lgdt330x_state* state, u8 *buf, /* data bytes to send */ int len /* number of bytes to send */ ) { - u8 tmp[] = { buf[0], buf[1] }; struct i2c_msg msg = - { .addr = addr, .flags = 0, .buf = tmp, .len = 2 }; - int err; + { .addr = state->config->demod_address, + .flags = 0, + .buf = buf, + .len = 2 }; int i; + int err; - for (i=1; i<len; i++) { - tmp[1] = buf[i]; + for (i=0; i<len-1; i+=2){ if ((err = i2c_transfer(state->i2c, &msg, 1)) != 1) { - printk(KERN_WARNING "lgdt330x: %s error (addr %02x <- %02x, err == %i)\n", __FUNCTION__, addr, buf[0], err); + printk(KERN_WARNING "lgdt330x: %s error (addr %02x <- %02x, err = %i)\n", __FUNCTION__, msg.buf[0], msg.buf[1], err); if (err < 0) return err; else return -EREMOTEIO; } - tmp[0]++; + msg.buf += 2; } return 0; } -#if 0 -static int i2c_readbytes (struct lgdt330x_state* state, - u8 addr, /* demod_address or pll_address */ - u8 *buf, /* holds data bytes read */ - int len /* number of bytes to read */ ) -{ - struct i2c_msg msg = - { .addr = addr, .flags = I2C_M_RD, .buf = buf, .len = len }; - int err; - - if ((err = i2c_transfer(state->i2c, &msg, 1)) != 1) { - printk(KERN_WARNING "lgdt330x: %s error (addr %02x, err == %i)\n", __FUNCTION__, addr, err); - return -EREMOTEIO; - } - return 0; -} -#endif - /* * This routine writes the register (reg) to the demod bus * then reads the data returned for (len) bytes. */ -static u8 i2c_selectreadbytes (struct lgdt330x_state* state, +static u8 i2c_read_demod_bytes (struct lgdt330x_state* state, enum I2C_REG reg, u8* buf, int len) { u8 wr [] = { reg }; @@ -139,7 +119,7 @@ static u8 i2c_selectreadbytes (struct lgdt330x_state* state, } /* Software reset */ -int lgdt330x_SwReset(struct lgdt330x_state* state) +static int lgdt3302_SwReset(struct lgdt330x_state* state) { u8 ret; u8 reset[] = { @@ -148,23 +128,51 @@ int lgdt330x_SwReset(struct lgdt330x_state* state) * bits 5-0 are 1 to mask interrupts */ }; - ret = i2c_writebytes(state, - state->config->demod_address, + ret = i2c_write_demod_bytes(state, + reset, sizeof(reset)); + if (ret == 0) { + + /* force reset high (inactive) and unmask interrupts */ + reset[1] = 0x7f; + ret = i2c_write_demod_bytes(state, + reset, sizeof(reset)); + } + return ret; +} + +static int lgdt3303_SwReset(struct lgdt330x_state* state) +{ + u8 ret; + u8 reset[] = { + 0x02, + 0x00 /* bit 0 is active low software reset */ + }; + + ret = i2c_write_demod_bytes(state, reset, sizeof(reset)); if (ret == 0) { - /* spec says reset takes 100 ns why wait */ - /* mdelay(100); */ /* keep low for 100mS */ - reset[1] = 0x7f; /* force reset high (inactive) - * and unmask interrupts */ - ret = i2c_writebytes(state, - state->config->demod_address, + + /* force reset high (inactive) */ + reset[1] = 0x01; + ret = i2c_write_demod_bytes(state, reset, sizeof(reset)); } - /* Spec does not indicate a need for this either */ - /*mdelay(5); */ /* wait 5 msec before doing more */ return ret; } +static int lgdt330x_SwReset(struct lgdt330x_state* state) +{ + switch (state->config->demod_chip) { + case LGDT3302: + return lgdt3302_SwReset(state); + case LGDT3303: + return lgdt3303_SwReset(state); + default: + return -ENODEV; + } +} + + static int lgdt330x_init(struct dvb_frontend* fe) { /* Hardware reset is done using gpio[0] of cx23880x chip. @@ -173,22 +181,98 @@ static int lgdt330x_init(struct dvb_frontend* fe) * Maybe there needs to be a callable function in cx88-core or * the caller of this function needs to do it. */ - dprintk("%s entered\n", __FUNCTION__); - return lgdt330x_SwReset((struct lgdt330x_state*) fe->demodulator_priv); + /* + * Array of byte pairs <address, value> + * to initialize each different chip + */ + static u8 lgdt3302_init_data[] = { + /* Use 50MHz parameter values from spec sheet since xtal is 50 */ + /* Change the value of NCOCTFV[25:0] of carrier + recovery center frequency register */ + VSB_CARRIER_FREQ0, 0x00, + VSB_CARRIER_FREQ1, 0x87, + VSB_CARRIER_FREQ2, 0x8e, + VSB_CARRIER_FREQ3, 0x01, + /* Change the TPCLK pin polarity + data is valid on falling clock */ + DEMUX_CONTROL, 0xfb, + /* Change the value of IFBW[11:0] of + AGC IF/RF loop filter bandwidth register */ + AGC_RF_BANDWIDTH0, 0x40, + AGC_RF_BANDWIDTH1, 0x93, + AGC_RF_BANDWIDTH2, 0x00, + /* Change the value of bit 6, 'nINAGCBY' and + 'NSSEL[1:0] of ACG function control register 2 */ + AGC_FUNC_CTRL2, 0xc6, + /* Change the value of bit 6 'RFFIX' + of AGC function control register 3 */ + AGC_FUNC_CTRL3, 0x40, + /* Set the value of 'INLVTHD' register 0x2a/0x2c + to 0x7fe */ + AGC_DELAY0, 0x07, + AGC_DELAY2, 0xfe, + /* Change the value of IAGCBW[15:8] + of inner AGC loop filter bandwith */ + AGC_LOOP_BANDWIDTH0, 0x08, + AGC_LOOP_BANDWIDTH1, 0x9a + }; + + static u8 lgdt3303_init_data[] = { + 0x4c, 0x14 + }; + + struct lgdt330x_state* state = fe->demodulator_priv; + char *chip_name; + int err; + + switch (state->config->demod_chip) { + case LGDT3302: + chip_name = "LGDT3302"; + err = i2c_write_demod_bytes(state, lgdt3302_init_data, + sizeof(lgdt3302_init_data)); + break; + case LGDT3303: + chip_name = "LGDT3303"; + err = i2c_write_demod_bytes(state, lgdt3303_init_data, + sizeof(lgdt3303_init_data)); + break; + default: + chip_name = "undefined"; + printk (KERN_WARNING "Only LGDT3302 and LGDT3303 are supported chips.\n"); + err = -ENODEV; + } + dprintk("%s entered as %s\n", __FUNCTION__, chip_name); + if (err < 0) + return err; + return lgdt330x_SwReset(state); } static int lgdt330x_read_ber(struct dvb_frontend* fe, u32* ber) { - *ber = 0; /* Dummy out for now */ + *ber = 0; /* Not supplied by the demod chips */ return 0; } static int lgdt330x_read_ucblocks(struct dvb_frontend* fe, u32* ucblocks) { - struct lgdt330x_state* state = (struct lgdt330x_state*) fe->demodulator_priv; + struct lgdt330x_state* state = fe->demodulator_priv; + int err; u8 buf[2]; - i2c_selectreadbytes(state, PACKET_ERR_COUNTER1, buf, sizeof(buf)); + switch (state->config->demod_chip) { + case LGDT3302: + err = i2c_read_demod_bytes(state, LGDT3302_PACKET_ERR_COUNTER1, + buf, sizeof(buf)); + break; + case LGDT3303: + err = i2c_read_demod_bytes(state, LGDT3303_PACKET_ERR_COUNTER1, + buf, sizeof(buf)); + break; + default: + printk(KERN_WARNING + "Only LGDT3302 and LGDT3303 are supported chips.\n"); + err = -ENODEV; + } *ucblocks = (buf[0] << 8) | buf[1]; return 0; @@ -197,123 +281,113 @@ static int lgdt330x_read_ucblocks(struct dvb_frontend* fe, u32* ucblocks) static int lgdt330x_set_parameters(struct dvb_frontend* fe, struct dvb_frontend_parameters *param) { - struct lgdt330x_state* state = - (struct lgdt330x_state*) fe->demodulator_priv; + /* + * Array of byte pairs <address, value> + * to initialize 8VSB for lgdt3303 chip 50 MHz IF + */ + static u8 lgdt3303_8vsb_44_data[] = { + 0x04, 0x00, + 0x0d, 0x40, + 0x0e, 0x87, + 0x0f, 0x8e, + 0x10, 0x01, + 0x47, 0x8b }; + + /* + * Array of byte pairs <address, value> + * to initialize QAM for lgdt3303 chip + */ + static u8 lgdt3303_qam_data[] = { + 0x04, 0x00, + 0x0d, 0x00, + 0x0e, 0x00, + 0x0f, 0x00, + 0x10, 0x00, + 0x51, 0x63, + 0x47, 0x66, + 0x48, 0x66, + 0x4d, 0x1a, + 0x49, 0x08, + 0x4a, 0x9b }; + + struct lgdt330x_state* state = fe->demodulator_priv; - /* Use 50MHz parameter values from spec sheet since xtal is 50 */ static u8 top_ctrl_cfg[] = { TOP_CONTROL, 0x03 }; - static u8 vsb_freq_cfg[] = { VSB_CARRIER_FREQ0, 0x00, 0x87, 0x8e, 0x01 }; - static u8 demux_ctrl_cfg[] = { DEMUX_CONTROL, 0xfb }; - static u8 agc_rf_cfg[] = { AGC_RF_BANDWIDTH0, 0x40, 0x93, 0x00 }; - static u8 agc_ctrl_cfg[] = { AGC_FUNC_CTRL2, 0xc6, 0x40 }; - static u8 agc_delay_cfg[] = { AGC_DELAY0, 0x07, 0x00, 0xfe }; - static u8 agc_loop_cfg[] = { AGC_LOOP_BANDWIDTH0, 0x08, 0x9a }; + int err; /* Change only if we are actually changing the modulation */ if (state->current_modulation != param->u.vsb.modulation) { switch(param->u.vsb.modulation) { case VSB_8: dprintk("%s: VSB_8 MODE\n", __FUNCTION__); - /* Select VSB mode and serial MPEG interface */ - top_ctrl_cfg[1] = 0x07; + /* Select VSB mode */ + top_ctrl_cfg[1] = 0x03; /* Select ANT connector if supported by card */ if (state->config->pll_rf_set) state->config->pll_rf_set(fe, 1); + + if (state->config->demod_chip == LGDT3303) { + err = i2c_write_demod_bytes(state, lgdt3303_8vsb_44_data, + sizeof(lgdt3303_8vsb_44_data)); + } break; case QAM_64: dprintk("%s: QAM_64 MODE\n", __FUNCTION__); - /* Select QAM_64 mode and serial MPEG interface */ - top_ctrl_cfg[1] = 0x04; + /* Select QAM_64 mode */ + top_ctrl_cfg[1] = 0x00; /* Select CABLE connector if supported by card */ if (state->config->pll_rf_set) state->config->pll_rf_set(fe, 0); + + if (state->config->demod_chip == LGDT3303) { + err = i2c_write_demod_bytes(state, lgdt3303_qam_data, + sizeof(lgdt3303_qam_data)); + } break; case QAM_256: dprintk("%s: QAM_256 MODE\n", __FUNCTION__); - /* Select QAM_256 mode and serial MPEG interface */ - top_ctrl_cfg[1] = 0x05; + /* Select QAM_256 mode */ + top_ctrl_cfg[1] = 0x01; /* Select CABLE connector if supported by card */ if (state->config->pll_rf_set) state->config->pll_rf_set(fe, 0); + + if (state->config->demod_chip == LGDT3303) { + err = i2c_write_demod_bytes(state, lgdt3303_qam_data, + sizeof(lgdt3303_qam_data)); + } break; default: printk(KERN_WARNING "lgdt330x: %s: Modulation type(%d) UNSUPPORTED\n", __FUNCTION__, param->u.vsb.modulation); return -1; } - /* Initializations common to all modes */ + /* + * select serial or parallel MPEG harware interface + * Serial: 0x04 for LGDT3302 or 0x40 for LGDT3303 + * Parallel: 0x00 + */ + top_ctrl_cfg[1] |= state->config->serial_mpeg; /* Select the requested mode */ - i2c_writebytes(state, state->config->demod_address, - top_ctrl_cfg, sizeof(top_ctrl_cfg)); - - /* Change the value of IFBW[11:0] - of AGC IF/RF loop filter bandwidth register */ - i2c_writebytes(state, state->config->demod_address, - agc_rf_cfg, sizeof(agc_rf_cfg)); - - /* Change the value of bit 6, 'nINAGCBY' and - 'NSSEL[1:0] of ACG function control register 2 */ - /* Change the value of bit 6 'RFFIX' - of AGC function control register 3 */ - i2c_writebytes(state, state->config->demod_address, - agc_ctrl_cfg, sizeof(agc_ctrl_cfg)); - - /* Change the TPCLK pin polarity - data is valid on falling clock */ - i2c_writebytes(state, state->config->demod_address, - demux_ctrl_cfg, sizeof(demux_ctrl_cfg)); - - /* Change the value of NCOCTFV[25:0] of carrier - recovery center frequency register */ - i2c_writebytes(state, state->config->demod_address, - vsb_freq_cfg, sizeof(vsb_freq_cfg)); - - /* Set the value of 'INLVTHD' register 0x2a/0x2c to 0x7fe */ - i2c_writebytes(state, state->config->demod_address, - agc_delay_cfg, sizeof(agc_delay_cfg)); - - /* Change the value of IAGCBW[15:8] - of inner AGC loop filter bandwith */ - i2c_writebytes(state, state->config->demod_address, - agc_loop_cfg, sizeof(agc_loop_cfg)); - + i2c_write_demod_bytes(state, top_ctrl_cfg, + sizeof(top_ctrl_cfg)); state->config->set_ts_params(fe, 0); state->current_modulation = param->u.vsb.modulation; } /* Change only if we are actually changing the channel */ if (state->current_frequency != param->frequency) { - u8 buf[5]; - struct i2c_msg msg = { .flags = 0, .buf = &buf[1], .len = 4 }; - int err; - - state->config->pll_set(fe, param, buf); - msg.addr = buf[0]; - - dprintk("%s: tuner at 0x%02x bytes: 0x%02x 0x%02x " - "0x%02x 0x%02x\n", __FUNCTION__, - buf[0],buf[1],buf[2],buf[3],buf[4]); - if ((err = i2c_transfer(state->i2c, &msg, 1)) != 1) { - printk(KERN_WARNING "lgdt330x: %s error (addr %02x <- %02x, err = %i)\n", __FUNCTION__, buf[0], buf[1], err); - if (err < 0) - return err; - else - return -EREMOTEIO; - } -#if 0 - /* Check the status of the tuner pll */ - i2c_readbytes(state, buf[0], &buf[1], 1); - dprintk("%s: tuner status byte = 0x%02x\n", __FUNCTION__, buf[1]); -#endif - /* Update current frequency */ + /* Tune to the new frequency */ + state->config->pll_set(fe, param); + /* Keep track of the new frequency */ state->current_frequency = param->frequency; } lgdt330x_SwReset(state); @@ -328,21 +402,15 @@ static int lgdt330x_get_frontend(struct dvb_frontend* fe, return 0; } -static int lgdt330x_read_status(struct dvb_frontend* fe, fe_status_t* status) +static int lgdt3302_read_status(struct dvb_frontend* fe, fe_status_t* status) { - struct lgdt330x_state* state = (struct lgdt330x_state*) fe->demodulator_priv; + struct lgdt330x_state* state = fe->demodulator_priv; u8 buf[3]; *status = 0; /* Reset status result */ - /* - * You must set the Mask bits to 1 in the IRQ_MASK in order - * to see that status bit in the IRQ_STATUS register. - * This is done in SwReset(); - */ - /* AGC status register */ - i2c_selectreadbytes(state, AGC_STATUS, buf, 1); + i2c_read_demod_bytes(state, AGC_STATUS, buf, 1); dprintk("%s: AGC_STATUS = 0x%02x\n", __FUNCTION__, buf[0]); if ((buf[0] & 0x0c) == 0x8){ /* Test signal does not exist flag */ @@ -353,16 +421,15 @@ static int lgdt330x_read_status(struct dvb_frontend* fe, fe_status_t* status) return 0; } + /* + * You must set the Mask bits to 1 in the IRQ_MASK in order + * to see that status bit in the IRQ_STATUS register. + * This is done in SwReset(); + */ /* signal status */ - i2c_selectreadbytes(state, TOP_CONTROL, buf, sizeof(buf)); + i2c_read_demod_bytes(state, TOP_CONTROL, buf, sizeof(buf)); dprintk("%s: TOP_CONTROL = 0x%02x, IRO_MASK = 0x%02x, IRQ_STATUS = 0x%02x\n", __FUNCTION__, buf[0], buf[1], buf[2]); -#if 0 - /* Alternative method to check for a signal */ - /* using the SNR good/bad interrupts. */ - if ((buf[2] & 0x30) == 0x10) - *status |= FE_HAS_SIGNAL; -#endif /* sync status */ if ((buf[2] & 0x03) == 0x01) { @@ -376,7 +443,7 @@ static int lgdt330x_read_status(struct dvb_frontend* fe, fe_status_t* status) } /* Carrier Recovery Lock Status Register */ - i2c_selectreadbytes(state, CARRIER_LOCK, buf, 1); + i2c_read_demod_bytes(state, CARRIER_LOCK, buf, 1); dprintk("%s: CARRIER_LOCK = 0x%02x\n", __FUNCTION__, buf[0]); switch (state->current_modulation) { case QAM_256: @@ -396,13 +463,75 @@ static int lgdt330x_read_status(struct dvb_frontend* fe, fe_status_t* status) return 0; } +static int lgdt3303_read_status(struct dvb_frontend* fe, fe_status_t* status) +{ + struct lgdt330x_state* state = fe->demodulator_priv; + int err; + u8 buf[3]; + + *status = 0; /* Reset status result */ + + /* lgdt3303 AGC status register */ + err = i2c_read_demod_bytes(state, 0x58, buf, 1); + if (err < 0) + return err; + + dprintk("%s: AGC_STATUS = 0x%02x\n", __FUNCTION__, buf[0]); + if ((buf[0] & 0x21) == 0x01){ + /* Test input signal does not exist flag */ + /* as well as the AGC lock flag. */ + *status |= FE_HAS_SIGNAL; + } else { + /* Without a signal all other status bits are meaningless */ + return 0; + } + + /* Carrier Recovery Lock Status Register */ + i2c_read_demod_bytes(state, CARRIER_LOCK, buf, 1); + dprintk("%s: CARRIER_LOCK = 0x%02x\n", __FUNCTION__, buf[0]); + switch (state->current_modulation) { + case QAM_256: + case QAM_64: + /* Need to undestand why there are 3 lock levels here */ + if ((buf[0] & 0x07) == 0x07) + *status |= FE_HAS_CARRIER; + else + break; + i2c_read_demod_bytes(state, 0x8a, buf, 1); + if ((buf[0] & 0x04) == 0x04) + *status |= FE_HAS_SYNC; + if ((buf[0] & 0x01) == 0x01) + *status |= FE_HAS_LOCK; + if ((buf[0] & 0x08) == 0x08) + *status |= FE_HAS_VITERBI; + break; + case VSB_8: + if ((buf[0] & 0x80) == 0x80) + *status |= FE_HAS_CARRIER; + else + break; + i2c_read_demod_bytes(state, 0x38, buf, 1); + if ((buf[0] & 0x02) == 0x00) + *status |= FE_HAS_SYNC; + if ((buf[0] & 0x01) == 0x01) { + *status |= FE_HAS_LOCK; + *status |= FE_HAS_VITERBI; + } + break; + default: + printk("KERN_WARNING lgdt330x: %s: Modulation set to unsupported value\n", __FUNCTION__); + } + return 0; +} + static int lgdt330x_read_signal_strength(struct dvb_frontend* fe, u16* strength) { /* not directly available. */ + *strength = 0; return 0; } -static int lgdt330x_read_snr(struct dvb_frontend* fe, u16* snr) +static int lgdt3302_read_snr(struct dvb_frontend* fe, u16* snr) { #ifdef SNR_IN_DB /* @@ -451,7 +580,7 @@ static int lgdt330x_read_snr(struct dvb_frontend* fe, u16* snr) 91, 115, 144, 182, 229, 288, 362, 456, 574, 722, 909, 1144, 1440, 1813, 2282, 2873, 3617, 4553, 5732, 7216, 9084, 11436, 14396, 18124, 22817, 28724, 36161, 45524, 57312, 72151, - 90833, 114351, 143960, 181235, 228161, 0x040000 + 90833, 114351, 143960, 181235, 228161, 0x080000 }; static u8 buf[5];/* read data buffer */ @@ -459,8 +588,8 @@ static int lgdt330x_read_snr(struct dvb_frontend* fe, u16* snr) static u32 snr_db; /* index into SNR_EQ[] */ struct lgdt330x_state* state = (struct lgdt330x_state*) fe->demodulator_priv; - /* read both equalizer and pase tracker noise data */ - i2c_selectreadbytes(state, EQPH_ERR0, buf, sizeof(buf)); + /* read both equalizer and phase tracker noise data */ + i2c_read_demod_bytes(state, EQPH_ERR0, buf, sizeof(buf)); if (state->current_modulation == VSB_8) { /* Equalizer Mean-Square Error Register for VSB */ @@ -496,19 +625,20 @@ static int lgdt330x_read_snr(struct dvb_frontend* fe, u16* snr) struct lgdt330x_state* state = (struct lgdt330x_state*) fe->demodulator_priv; /* read both equalizer and pase tracker noise data */ - i2c_selectreadbytes(state, EQPH_ERR0, buf, sizeof(buf)); + i2c_read_demod_bytes(state, EQPH_ERR0, buf, sizeof(buf)); if (state->current_modulation == VSB_8) { - /* Equalizer Mean-Square Error Register for VSB */ - noise = ((buf[0] & 7) << 16) | (buf[1] << 8) | buf[2]; - } else { - /* Phase Tracker Mean-Square Error Register for QAM */ + /* Phase Tracker Mean-Square Error Register for VSB */ noise = ((buf[0] & 7<<3) << 13) | (buf[3] << 8) | buf[4]; + } else { + + /* Carrier Recovery Mean-Square Error for QAM */ + i2c_read_demod_bytes(state, 0x1a, buf, 2); + noise = ((buf[0] & 3) << 8) | buf[1]; } /* Small values for noise mean signal is better so invert noise */ - /* Noise is 19 bit value so discard 3 LSB*/ - *snr = ~noise>>3; + *snr = ~noise; #endif dprintk("%s: noise = 0x%05x, snr = %idb\n",__FUNCTION__, noise, *snr); @@ -516,6 +646,32 @@ static int lgdt330x_read_snr(struct dvb_frontend* fe, u16* snr) return 0; } +static int lgdt3303_read_snr(struct dvb_frontend* fe, u16* snr) +{ + /* Return the raw noise value */ + static u8 buf[5];/* read data buffer */ + static u32 noise; /* noise value */ + struct lgdt330x_state* state = (struct lgdt330x_state*) fe->demodulator_priv; + + if (state->current_modulation == VSB_8) { + + /* Phase Tracker Mean-Square Error Register for VSB */ + noise = ((buf[0] & 7) << 16) | (buf[3] << 8) | buf[4]; + } else { + + /* Carrier Recovery Mean-Square Error for QAM */ + i2c_read_demod_bytes(state, 0x1a, buf, 2); + noise = (buf[0] << 8) | buf[1]; + } + + /* Small values for noise mean signal is better so invert noise */ + *snr = ~noise; + + dprintk("%s: noise = 0x%05x, snr = %idb\n",__FUNCTION__, noise, *snr); + + return 0; +} + static int lgdt330x_get_tune_settings(struct dvb_frontend* fe, struct dvb_frontend_tune_settings* fe_tune_settings) { /* I have no idea about this - it may not be needed */ @@ -531,7 +687,8 @@ static void lgdt330x_release(struct dvb_frontend* fe) kfree(state); } -static struct dvb_frontend_ops lgdt330x_ops; +static struct dvb_frontend_ops lgdt3302_ops; +static struct dvb_frontend_ops lgdt3303_ops; struct dvb_frontend* lgdt330x_attach(const struct lgdt330x_config* config, struct i2c_adapter* i2c) @@ -548,9 +705,19 @@ struct dvb_frontend* lgdt330x_attach(const struct lgdt330x_config* config, /* Setup the state */ state->config = config; state->i2c = i2c; - memcpy(&state->ops, &lgdt330x_ops, sizeof(struct dvb_frontend_ops)); + switch (config->demod_chip) { + case LGDT3302: + memcpy(&state->ops, &lgdt3302_ops, sizeof(struct dvb_frontend_ops)); + break; + case LGDT3303: + memcpy(&state->ops, &lgdt3303_ops, sizeof(struct dvb_frontend_ops)); + break; + default: + goto error; + } + /* Verify communication with demod chip */ - if (i2c_selectreadbytes(state, 2, buf, 1)) + if (i2c_read_demod_bytes(state, 2, buf, 1)) goto error; state->current_frequency = -1; @@ -568,9 +735,33 @@ error: return NULL; } -static struct dvb_frontend_ops lgdt330x_ops = { +static struct dvb_frontend_ops lgdt3302_ops = { + .info = { + .name= "LG Electronics LGDT3302 VSB/QAM Frontend", + .type = FE_ATSC, + .frequency_min= 54000000, + .frequency_max= 858000000, + .frequency_stepsize= 62500, + /* Symbol rate is for all VSB modes need to check QAM */ + .symbol_rate_min = 10762000, + .symbol_rate_max = 10762000, + .caps = FE_CAN_QAM_64 | FE_CAN_QAM_256 | FE_CAN_8VSB + }, + .init = lgdt330x_init, + .set_frontend = lgdt330x_set_parameters, + .get_frontend = lgdt330x_get_frontend, + .get_tune_settings = lgdt330x_get_tune_settings, + .read_status = lgdt3302_read_status, + .read_ber = lgdt330x_read_ber, + .read_signal_strength = lgdt330x_read_signal_strength, + .read_snr = lgdt3302_read_snr, + .read_ucblocks = lgdt330x_read_ucblocks, + .release = lgdt330x_release, +}; + +static struct dvb_frontend_ops lgdt3303_ops = { .info = { - .name= "LG Electronics lgdt330x VSB/QAM Frontend", + .name= "LG Electronics LGDT3303 VSB/QAM Frontend", .type = FE_ATSC, .frequency_min= 54000000, .frequency_max= 858000000, @@ -584,15 +775,15 @@ static struct dvb_frontend_ops lgdt330x_ops = { .set_frontend = lgdt330x_set_parameters, .get_frontend = lgdt330x_get_frontend, .get_tune_settings = lgdt330x_get_tune_settings, - .read_status = lgdt330x_read_status, + .read_status = lgdt3303_read_status, .read_ber = lgdt330x_read_ber, .read_signal_strength = lgdt330x_read_signal_strength, - .read_snr = lgdt330x_read_snr, + .read_snr = lgdt3303_read_snr, .read_ucblocks = lgdt330x_read_ucblocks, .release = lgdt330x_release, }; -MODULE_DESCRIPTION("lgdt330x [DViCO FusionHDTV 3 Gold] (ATSC 8VSB & ITU-T J.83 AnnexB 64/256 QAM) Demodulator Driver"); +MODULE_DESCRIPTION("LGDT330X (ATSC 8VSB & ITU-T J.83 AnnexB 64/256 QAM) Demodulator Driver"); MODULE_AUTHOR("Wilson Michaels"); MODULE_LICENSE("GPL"); @@ -601,6 +792,5 @@ EXPORT_SYMBOL(lgdt330x_attach); /* * Local variables: * c-basic-offset: 8 - * compile-command: "make DVB=1" * End: */ diff --git a/drivers/media/dvb/frontends/lgdt330x.h b/drivers/media/dvb/frontends/lgdt330x.h index 04986f8e756..e209ba1e47c 100644 --- a/drivers/media/dvb/frontends/lgdt330x.h +++ b/drivers/media/dvb/frontends/lgdt330x.h @@ -1,5 +1,5 @@ /* - * Support for LGDT3302 & LGDT3303 (DViCO FustionHDTV Gold) - VSB/QAM + * Support for LGDT3302 and LGDT3303 - VSB/QAM * * Copyright (C) 2005 Wilson Michaels <wilsonmichaels@earthlink.net> * @@ -24,14 +24,26 @@ #include <linux/dvb/frontend.h> +typedef enum lg_chip_t { + UNDEFINED, + LGDT3302, + LGDT3303 +}lg_chip_type; + struct lgdt330x_config { /* The demodulator's i2c address */ u8 demod_address; + /* LG demodulator chip LGDT3302 or LGDT3303 */ + lg_chip_type demod_chip; + + /* MPEG hardware interface - 0:parallel 1:serial */ + int serial_mpeg; + /* PLL interface */ int (*pll_rf_set) (struct dvb_frontend* fe, int index); - int (*pll_set)(struct dvb_frontend* fe, struct dvb_frontend_parameters* params, u8* pll_address); + int (*pll_set)(struct dvb_frontend* fe, struct dvb_frontend_parameters* params); /* Need to set device param for start_dma */ int (*set_ts_params)(struct dvb_frontend* fe, int is_punctured); diff --git a/drivers/media/dvb/frontends/lgdt330x_priv.h b/drivers/media/dvb/frontends/lgdt330x_priv.h index 4143ce8f1a9..59b7c5b9012 100644 --- a/drivers/media/dvb/frontends/lgdt330x_priv.h +++ b/drivers/media/dvb/frontends/lgdt330x_priv.h @@ -1,5 +1,5 @@ /* - * Support for LGDT3302 & LGDT3303 (DViCO FustionHDTV Gold) - VSB/QAM + * Support for LGDT3302 and LGDT3303 - VSB/QAM * * Copyright (C) 2005 Wilson Michaels <wilsonmichaels@earthlink.net> * @@ -57,8 +57,10 @@ enum I2C_REG { PH_ERR1= 0x4a, PH_ERR2= 0x4b, DEMUX_CONTROL= 0x66, - PACKET_ERR_COUNTER1= 0x6a, - PACKET_ERR_COUNTER2= 0x6b, + LGDT3302_PACKET_ERR_COUNTER1= 0x6a, + LGDT3302_PACKET_ERR_COUNTER2= 0x6b, + LGDT3303_PACKET_ERR_COUNTER1= 0x8b, + LGDT3303_PACKET_ERR_COUNTER2= 0x8c, }; #endif /* _LGDT330X_PRIV_ */ diff --git a/drivers/media/dvb/frontends/tda80xx.c b/drivers/media/dvb/frontends/tda80xx.c index 88e125079ca..d1cabb6a0a1 100644 --- a/drivers/media/dvb/frontends/tda80xx.c +++ b/drivers/media/dvb/frontends/tda80xx.c @@ -30,6 +30,7 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/slab.h> +#include <asm/irq.h> #include <asm/div64.h> #include "dvb_frontend.h" diff --git a/drivers/media/video/Kconfig b/drivers/media/video/Kconfig index ac81e5e01a9..3f574239609 100644 --- a/drivers/media/video/Kconfig +++ b/drivers/media/video/Kconfig @@ -356,7 +356,7 @@ config VIDEO_M32R_AR config VIDEO_M32R_AR_M64278 tristate "Use Colour AR module M64278(VGA)" - depends on VIDEO_M32R_AR + depends on VIDEO_M32R_AR && PLAT_M32700UT ---help--- Say Y here to use the Renesas M64278E-800 camera module, which supports VGA(640x480 pixcels) size of images. diff --git a/drivers/media/video/bttv-cards.c b/drivers/media/video/bttv-cards.c index 6c52fd0bb7d..a97b9b958ed 100644 --- a/drivers/media/video/bttv-cards.c +++ b/drivers/media/video/bttv-cards.c @@ -95,7 +95,7 @@ static int __devinit pvr_boot(struct bttv *btv); static unsigned int triton1=0; static unsigned int vsfx=0; static unsigned int latency = UNSET; -static unsigned int no_overlay=-1; +int no_overlay=-1; static unsigned int card[BTTV_MAX] = { [ 0 ... (BTTV_MAX-1) ] = UNSET }; static unsigned int pll[BTTV_MAX] = { [ 0 ... (BTTV_MAX-1) ] = UNSET }; @@ -4296,9 +4296,11 @@ void __devinit bttv_check_chipset(void) printk(KERN_INFO "bttv: Host bridge needs VSFX enabled.\n"); if (pcipci_fail) { printk(KERN_WARNING "bttv: BT848 and your chipset may not work together.\n"); - if (UNSET == no_overlay) { - printk(KERN_WARNING "bttv: going to disable overlay.\n"); + if (!no_overlay) { + printk(KERN_WARNING "bttv: overlay will be disabled.\n"); no_overlay = 1; + } else { + printk(KERN_WARNING "bttv: overlay forced. Use this option at your own risk.\n"); } } if (UNSET != latency) diff --git a/drivers/media/video/bttv-driver.c b/drivers/media/video/bttv-driver.c index 51a0f6d68e7..eee9322ce21 100644 --- a/drivers/media/video/bttv-driver.c +++ b/drivers/media/video/bttv-driver.c @@ -1,5 +1,5 @@ /* - $Id: bttv-driver.c,v 1.42 2005/07/05 17:37:35 nsh Exp $ + $Id: bttv-driver.c,v 1.52 2005/08/04 00:55:16 mchehab Exp $ bttv - Bt848 frame grabber driver @@ -80,6 +80,7 @@ static unsigned int irq_iswitch = 0; static unsigned int uv_ratio = 50; static unsigned int full_luma_range = 0; static unsigned int coring = 0; +extern int no_overlay; /* API features (turn on/off stuff for testing) */ static unsigned int v4l2 = 1; @@ -2151,6 +2152,10 @@ static int bttv_s_fmt(struct bttv_fh *fh, struct bttv *btv, return 0; } case V4L2_BUF_TYPE_VIDEO_OVERLAY: + if (no_overlay > 0) { + printk ("V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n"); + return -EINVAL; + } return setup_window(fh, btv, &f->fmt.win, 1); case V4L2_BUF_TYPE_VBI_CAPTURE: retval = bttv_switch_type(fh,f->type); @@ -2224,9 +2229,11 @@ static int bttv_do_ioctl(struct inode *inode, struct file *file, /* others */ cap->type = VID_TYPE_CAPTURE| VID_TYPE_TUNER| - VID_TYPE_OVERLAY| VID_TYPE_CLIPPING| VID_TYPE_SCALES; + if (no_overlay <= 0) + cap->type |= VID_TYPE_OVERLAY; + cap->maxwidth = bttv_tvnorms[btv->tvnorm].swidth; cap->maxheight = bttv_tvnorms[btv->tvnorm].sheight; cap->minwidth = 48; @@ -2302,6 +2309,11 @@ static int bttv_do_ioctl(struct inode *inode, struct file *file, struct video_window *win = arg; struct v4l2_window w2; + if (no_overlay > 0) { + printk ("VIDIOCSWIN: no_overlay\n"); + return -EINVAL; + } + w2.field = V4L2_FIELD_ANY; w2.w.left = win->x; w2.w.top = win->y; @@ -2577,10 +2589,12 @@ static int bttv_do_ioctl(struct inode *inode, struct file *file, cap->version = BTTV_VERSION_CODE; cap->capabilities = V4L2_CAP_VIDEO_CAPTURE | - V4L2_CAP_VIDEO_OVERLAY | V4L2_CAP_VBI_CAPTURE | V4L2_CAP_READWRITE | V4L2_CAP_STREAMING; + if (no_overlay <= 0) + cap->capabilities |= V4L2_CAP_VIDEO_OVERLAY; + if (bttv_tvcards[btv->c.type].tuner != UNSET && bttv_tvcards[btv->c.type].tuner != TUNER_ABSENT) cap->capabilities |= V4L2_CAP_TUNER; @@ -3076,7 +3090,7 @@ static struct file_operations bttv_fops = static struct video_device bttv_video_template = { .name = "UNSET", - .type = VID_TYPE_CAPTURE|VID_TYPE_TUNER|VID_TYPE_OVERLAY| + .type = VID_TYPE_CAPTURE|VID_TYPE_TUNER| VID_TYPE_CLIPPING|VID_TYPE_SCALES, .hardware = VID_HARDWARE_BT848, .fops = &bttv_fops, @@ -3756,6 +3770,12 @@ static void bttv_unregister_video(struct bttv *btv) /* register video4linux devices */ static int __devinit bttv_register_video(struct bttv *btv) { + if (no_overlay <= 0) { + bttv_video_template.type |= VID_TYPE_OVERLAY; + } else { + printk("bttv: Overlay support disabled.\n"); + } + /* video */ btv->video_dev = vdev_init(btv, &bttv_video_template, "video"); if (NULL == btv->video_dev) @@ -3869,11 +3889,6 @@ static int __devinit bttv_probe(struct pci_dev *dev, pci_set_master(dev); pci_set_command(dev); pci_set_drvdata(dev,btv); - if (!pci_dma_supported(dev,0xffffffff)) { - printk("bttv%d: Oops: no 32bit PCI DMA ???\n", btv->c.nr); - result = -EIO; - goto fail1; - } pci_read_config_byte(dev, PCI_CLASS_REVISION, &btv->revision); pci_read_config_byte(dev, PCI_LATENCY_TIMER, &lat); diff --git a/drivers/media/video/bttv.h b/drivers/media/video/bttv.h index 191eaf1714b..f2af9e1454f 100644 --- a/drivers/media/video/bttv.h +++ b/drivers/media/video/bttv.h @@ -1,5 +1,5 @@ /* - * $Id: bttv.h,v 1.18 2005/05/24 23:41:42 nsh Exp $ + * $Id: bttv.h,v 1.22 2005/07/28 18:41:21 mchehab Exp $ * * bttv - Bt848 frame grabber driver * @@ -135,7 +135,9 @@ #define BTTV_DVICO_DVBT_LITE 0x80 #define BTTV_TIBET_CS16 0x83 #define BTTV_KODICOM_4400R 0x84 -#define BTTV_ADLINK_RTV24 0x85 +#define BTTV_ADLINK_RTV24 0x86 +#define BTTV_DVICO_FUSIONHDTV_5_LITE 0x87 +#define BTTV_ACORP_Y878F 0x88 /* i2c address list */ #define I2C_TSA5522 0xc2 diff --git a/drivers/media/video/bttvp.h b/drivers/media/video/bttvp.h index f3293e4a15a..aab094bc243 100644 --- a/drivers/media/video/bttvp.h +++ b/drivers/media/video/bttvp.h @@ -1,5 +1,5 @@ /* - $Id: bttvp.h,v 1.19 2005/06/16 21:38:45 nsh Exp $ + $Id: bttvp.h,v 1.21 2005/07/15 21:44:14 mchehab Exp $ bttv - Bt848 frame grabber driver @@ -27,7 +27,7 @@ #define _BTTVP_H_ #include <linux/version.h> -#define BTTV_VERSION_CODE KERNEL_VERSION(0,9,15) +#define BTTV_VERSION_CODE KERNEL_VERSION(0,9,16) #include <linux/types.h> #include <linux/wait.h> diff --git a/drivers/media/video/cx88/cx88-cards.c b/drivers/media/video/cx88/cx88-cards.c index 3d0c784b376..ebf02a7f81e 100644 --- a/drivers/media/video/cx88/cx88-cards.c +++ b/drivers/media/video/cx88/cx88-cards.c @@ -1,5 +1,5 @@ /* - * $Id: cx88-cards.c,v 1.86 2005/07/14 03:06:43 mchehab Exp $ + * $Id: cx88-cards.c,v 1.90 2005/07/28 02:47:42 mkrufky Exp $ * * device driver for Conexant 2388x based TV cards * card-specific stuff. @@ -90,6 +90,9 @@ struct cx88_board cx88_boards[] = { .input = {{ .type = CX88_VMUX_TELEVISION, .vmux = 0, + },{ + .type = CX88_VMUX_SVIDEO, + .vmux = 2, }}, }, [CX88_BOARD_PIXELVIEW] = { @@ -496,6 +499,9 @@ struct cx88_board cx88_boards[] = { .input = {{ .type = CX88_VMUX_DVB, .vmux = 0, + },{ + .type = CX88_VMUX_SVIDEO, + .vmux = 2, }}, .dvb = 1, }, @@ -753,6 +759,27 @@ struct cx88_board cx88_boards[] = { }}, .dvb = 1, }, + [CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD] = { + .name = "DViCO FusionHDTV 5 Gold", + .tuner_type = TUNER_LG_TDVS_H062F, + .radio_type = UNSET, + .tuner_addr = ADDR_UNSET, + .radio_addr = ADDR_UNSET, + /* See DViCO FusionHDTV 3 Gold-Q for GPIO documentation. */ + .input = {{ + .type = CX88_VMUX_TELEVISION, + .vmux = 0, + .gpio0 = 0x0f0d, + },{ + .type = CX88_VMUX_COMPOSITE1, + .vmux = 1, + .gpio0 = 0x0f00, + },{ + .type = CX88_VMUX_SVIDEO, + .vmux = 2, + .gpio0 = 0x0f00, + }}, + }, }; const unsigned int cx88_bcount = ARRAY_SIZE(cx88_boards); @@ -880,6 +907,10 @@ struct cx88_subid cx88_subids[] = { .subvendor = 0x153b, .subdevice = 0x1166, .card = CX88_BOARD_TERRATEC_CINERGY_1400_DVB_T1, + },{ + .subvendor = 0x18ac, + .subdevice = 0xd500, + .card = CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD, }, }; const unsigned int cx88_idcount = ARRAY_SIZE(cx88_subids); diff --git a/drivers/media/video/cx88/cx88-dvb.c b/drivers/media/video/cx88/cx88-dvb.c index ef0e9a85c35..78d223257a6 100644 --- a/drivers/media/video/cx88/cx88-dvb.c +++ b/drivers/media/video/cx88/cx88-dvb.c @@ -1,5 +1,5 @@ /* - * $Id: cx88-dvb.c,v 1.54 2005/07/25 05:13:50 mkrufky Exp $ + * $Id: cx88-dvb.c,v 1.58 2005/08/07 09:24:08 mkrufky Exp $ * * device driver for Conexant 2388x based TV cards * MPEG Transport Stream (DVB) routines @@ -208,14 +208,26 @@ static struct or51132_config pchdtv_hd3000 = { #ifdef HAVE_LGDT330X static int lgdt330x_pll_set(struct dvb_frontend* fe, - struct dvb_frontend_parameters* params, - u8* pllbuf) + struct dvb_frontend_parameters* params) { struct cx8802_dev *dev= fe->dvb->priv; + u8 buf[4]; + struct i2c_msg msg = + { .addr = dev->core->pll_addr, .flags = 0, .buf = buf, .len = 4 }; + int err; - pllbuf[0] = dev->core->pll_addr; - dvb_pll_configure(dev->core->pll_desc, &pllbuf[1], - params->frequency, 0); + dvb_pll_configure(dev->core->pll_desc, buf, params->frequency, 0); + dprintk(1, "%s: tuner at 0x%02x bytes: 0x%02x 0x%02x 0x%02x 0x%02x\n", + __FUNCTION__, msg.addr, buf[0],buf[1],buf[2],buf[3]); + if ((err = i2c_transfer(&dev->core->i2c_adap, &msg, 1)) != 1) { + printk(KERN_WARNING "cx88-dvb: %s error " + "(addr %02x <- %02x, err = %i)\n", + __FUNCTION__, buf[0], buf[1], err); + if (err < 0) + return err; + else + return -EREMOTEIO; + } return 0; } @@ -244,6 +256,8 @@ static int lgdt330x_set_ts_param(struct dvb_frontend* fe, int is_punctured) static struct lgdt330x_config fusionhdtv_3_gold = { .demod_address = 0x0e, + .demod_chip = LGDT3302, + .serial_mpeg = 0x04, /* TPSERIAL for 3302 in TOP_CONTROL */ .pll_set = lgdt330x_pll_set, .set_ts_params = lgdt330x_set_ts_param, }; diff --git a/drivers/media/video/cx88/cx88-video.c b/drivers/media/video/cx88/cx88-video.c index 5588a3aeecb..5f58c103198 100644 --- a/drivers/media/video/cx88/cx88-video.c +++ b/drivers/media/video/cx88/cx88-video.c @@ -1,5 +1,5 @@ /* - * $Id: cx88-video.c,v 1.80 2005/07/13 08:49:08 mchehab Exp $ + * $Id: cx88-video.c,v 1.82 2005/07/22 05:13:34 mkrufky Exp $ * * device driver for Conexant 2388x based TV cards * video4linux video interface @@ -758,10 +758,10 @@ static int video_open(struct inode *inode, struct file *file) struct cx88_core *core = dev->core; int board = core->board; dprintk(1,"video_open: setting radio device\n"); + cx_write(MO_GP3_IO, cx88_boards[board].radio.gpio3); cx_write(MO_GP0_IO, cx88_boards[board].radio.gpio0); cx_write(MO_GP1_IO, cx88_boards[board].radio.gpio1); cx_write(MO_GP2_IO, cx88_boards[board].radio.gpio2); - cx_write(MO_GP3_IO, cx88_boards[board].radio.gpio3); dev->core->tvaudio = WW_FM; cx88_set_tvaudio(core); cx88_set_stereo(core,V4L2_TUNER_MODE_STEREO,1); diff --git a/drivers/media/video/cx88/cx88.h b/drivers/media/video/cx88/cx88.h index b008f7db6df..da65dc92787 100644 --- a/drivers/media/video/cx88/cx88.h +++ b/drivers/media/video/cx88/cx88.h @@ -1,5 +1,5 @@ /* - * $Id: cx88.h,v 1.69 2005/07/13 17:25:25 mchehab Exp $ + * $Id: cx88.h,v 1.70 2005/07/24 17:44:09 mkrufky Exp $ * * v4l2 device driver for cx2388x based TV cards * @@ -171,6 +171,7 @@ extern struct sram_channel cx88_sram_channels[]; #define CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_T 28 #define CX88_BOARD_ADSTECH_DVB_T_PCI 29 #define CX88_BOARD_TERRATEC_CINERGY_1400_DVB_T1 30 +#define CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD 31 enum cx88_itype { CX88_VMUX_COMPOSITE1 = 1, diff --git a/drivers/media/video/msp3400.c b/drivers/media/video/msp3400.c index 6239254db27..62f1b8ddb98 100644 --- a/drivers/media/video/msp3400.c +++ b/drivers/media/video/msp3400.c @@ -741,11 +741,9 @@ static int msp34xx_sleep(struct msp3400c *msp, int timeout) schedule_timeout(msecs_to_jiffies(timeout)); } } - if (current->flags & PF_FREEZE) { - refrigerator (); - } remove_wait_queue(&msp->wq, &wait); + try_to_freeze(); return msp->restart; } diff --git a/drivers/media/video/saa7134/saa7134-i2c.c b/drivers/media/video/saa7134/saa7134-i2c.c index 93dd6197854..1203b93a572 100644 --- a/drivers/media/video/saa7134/saa7134-i2c.c +++ b/drivers/media/video/saa7134/saa7134-i2c.c @@ -1,5 +1,5 @@ /* - * $Id: saa7134-i2c.c,v 1.19 2005/07/07 01:49:30 mkrufky Exp $ + * $Id: saa7134-i2c.c,v 1.22 2005/07/22 04:09:41 mkrufky Exp $ * * device driver for philips saa7134 based TV cards * i2c interface support @@ -300,6 +300,8 @@ static int saa7134_i2c_xfer(struct i2c_adapter *i2c_adap, status = i2c_get_status(dev); if (i2c_is_error(status)) goto err; + /* ensure that the bus is idle for at least one bit slot */ + msleep(1); d1printk("\n"); return num; diff --git a/drivers/media/video/saa7134/saa7134.h b/drivers/media/video/saa7134/saa7134.h index 6836c07794f..2af0cb2a731 100644 --- a/drivers/media/video/saa7134/saa7134.h +++ b/drivers/media/video/saa7134/saa7134.h @@ -1,5 +1,5 @@ /* - * $Id: saa7134.h,v 1.48 2005/07/01 08:22:24 nsh Exp $ + * $Id: saa7134.h,v 1.49 2005/07/13 17:25:25 mchehab Exp $ * * v4l2 device driver for philips saa7134 based TV cards * @@ -21,7 +21,7 @@ */ #include <linux/version.h> -#define SAA7134_VERSION_CODE KERNEL_VERSION(0,2,13) +#define SAA7134_VERSION_CODE KERNEL_VERSION(0,2,14) #include <linux/pci.h> #include <linux/i2c.h> diff --git a/drivers/media/video/tea5767.c b/drivers/media/video/tea5767.c index 4d27ac1b7fb..cebcc1fa68d 100644 --- a/drivers/media/video/tea5767.c +++ b/drivers/media/video/tea5767.c @@ -2,7 +2,7 @@ * For Philips TEA5767 FM Chip used on some TV Cards like Prolink Pixelview * I2C address is allways 0xC0. * - * $Id: tea5767.c,v 1.21 2005/07/14 03:06:43 mchehab Exp $ + * $Id: tea5767.c,v 1.27 2005/07/31 12:10:56 mchehab Exp $ * * Copyright (c) 2005 Mauro Carvalho Chehab (mchehab@brturbo.com.br) * This code is placed under the terms of the GNU General Public License @@ -15,7 +15,6 @@ #include <linux/videodev.h> #include <linux/delay.h> #include <media/tuner.h> -#include <media/tuner.h> #define PREFIX "TEA5767 " @@ -293,16 +292,16 @@ static int tea5767_stereo(struct i2c_client *c) int tea5767_autodetection(struct i2c_client *c) { - unsigned char buffer[5] = { 0xff, 0xff, 0xff, 0xff, 0xff }; + unsigned char buffer[7] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; int rc; struct tuner *t = i2c_get_clientdata(c); - if (5 != (rc = i2c_master_recv(c, buffer, 5))) { + if (7 != (rc = i2c_master_recv(c, buffer, 7))) { tuner_warn("It is not a TEA5767. Received %i bytes.\n", rc); return EINVAL; } - /* If all bytes are the same then it's a TV tuner and not a tea5767 chip. */ + /* If all bytes are the same then it's a TV tuner and not a tea5767 */ if (buffer[0] == buffer[1] && buffer[0] == buffer[2] && buffer[0] == buffer[3] && buffer[0] == buffer[4]) { tuner_warn("All bytes are equal. It is not a TEA5767\n"); @@ -318,6 +317,17 @@ int tea5767_autodetection(struct i2c_client *c) tuner_warn("Chip ID is not zero. It is not a TEA5767\n"); return EINVAL; } + /* It seems that tea5767 returns 0xff after the 5th byte */ + if ((buffer[5] != 0xff) || (buffer[6] != 0xff)) { + tuner_warn("Returned more than 5 bytes. It is not a TEA5767\n"); + return EINVAL; + } + + /* It seems that tea5767 returns 0xff after the 5th byte */ + if ((buffer[5] != 0xff) || (buffer[6] != 0xff)) { + tuner_warn("Returned more than 5 bytes. It is not a TEA5767\n"); + return EINVAL; + } tuner_warn("TEA5767 detected.\n"); return 0; @@ -327,10 +337,8 @@ int tea5767_tuner_init(struct i2c_client *c) { struct tuner *t = i2c_get_clientdata(c); - if (tea5767_autodetection(c) == EINVAL) - return EINVAL; - - tuner_info("type set to %d (%s)\n", t->type, "Philips TEA5767HN FM Radio"); + tuner_info("type set to %d (%s)\n", t->type, + "Philips TEA5767HN FM Radio"); strlcpy(c->name, "tea5767", sizeof(c->name)); t->tv_freq = set_tv_freq; diff --git a/drivers/media/video/tuner-core.c b/drivers/media/video/tuner-core.c index b25a9c08ac0..f0a579827a2 100644 --- a/drivers/media/video/tuner-core.c +++ b/drivers/media/video/tuner-core.c @@ -1,5 +1,5 @@ /* - * $Id: tuner-core.c,v 1.58 2005/07/14 03:06:43 mchehab Exp $ + * $Id: tuner-core.c,v 1.63 2005/07/28 18:19:55 mchehab Exp $ * * i2c tv tuner chip device driver * core core, i.e. kernel interfaces, registering and so on @@ -23,6 +23,8 @@ #include <media/tuner.h> #include <media/audiochip.h> +#include "msp3400.h" + #define UNSET (-1U) /* standard i2c insmod options */ @@ -42,6 +44,9 @@ module_param(addr, int, 0444); static unsigned int no_autodetect = 0; module_param(no_autodetect, int, 0444); +static unsigned int show_i2c = 0; +module_param(show_i2c, int, 0444); + /* insmod options used at runtime => read/write */ unsigned int tuner_debug = 0; module_param(tuner_debug, int, 0644); @@ -320,6 +325,17 @@ static int tuner_attach(struct i2c_adapter *adap, int addr, int kind) tuner_info("chip found @ 0x%x (%s)\n", addr << 1, adap->name); + if (show_i2c) { + unsigned char buffer[16]; + int i,rc; + + memset(buffer, 0, sizeof(buffer)); + rc = i2c_master_recv(&t->i2c, buffer, sizeof(buffer)); + printk("tuner-%04x I2C RECV = ",addr); + for (i=0;i<rc;i++) + printk("%02x ",buffer[i]); + printk("\n"); + } /* TEA5767 autodetection code - only for addr = 0xc0 */ if (!no_autodetect) { if (addr == 0x60) { @@ -451,6 +467,17 @@ static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg) break; } break; + case VIDIOCSAUDIO: + if (check_mode(t, "VIDIOCSAUDIO") == EINVAL) + return 0; + if (check_v4l2(t) == EINVAL) + return 0; + + /* Should be implemented, since bttv calls it */ + tuner_dbg("VIDIOCSAUDIO not implemented.\n"); + + break; + case MSP_SET_MATRIX: case TDA9887_SET_CONFIG: break; /* --- v4l ioctls --- */ diff --git a/drivers/media/video/tuner-simple.c b/drivers/media/video/tuner-simple.c index a3f8e83f531..de0c93aeb75 100644 --- a/drivers/media/video/tuner-simple.c +++ b/drivers/media/video/tuner-simple.c @@ -1,5 +1,5 @@ /* - * $Id: tuner-simple.c,v 1.39 2005/07/07 01:49:30 mkrufky Exp $ + * $Id: tuner-simple.c,v 1.43 2005/07/28 18:41:21 mchehab Exp $ * * i2c tv tuner chip device driver * controls all those simple 4-control-bytes style tuners. @@ -245,6 +245,12 @@ static struct tunertype tuners[] = { /* see tea5767.c for details */}, { "Philips FMD1216ME MK3 Hybrid Tuner", Philips, PAL, 16*160.00,16*442.00,0x51,0x52,0x54,0x86,623 }, + + { "LG TDVS-H062F/TUA6034", LGINNOTEK, NTSC, + 16*160.00,16*455.00,0x01,0x02,0x04,0x8e,732}, + + { "Ymec TVF66T5-B/DFF", Philips, PAL, + 16*160.25,16*464.25,0x01,0x02,0x08,0x8e,623}, }; unsigned const int tuner_count = ARRAY_SIZE(tuners); diff --git a/drivers/media/video/tveeprom.c b/drivers/media/video/tveeprom.c index 62b03ef091e..127ec38ebd6 100644 --- a/drivers/media/video/tveeprom.c +++ b/drivers/media/video/tveeprom.c @@ -189,7 +189,7 @@ hauppauge_tuner[] = { TUNER_ABSENT, "Philips FQ1236 MK3"}, { TUNER_ABSENT, "Samsung TCPN 2121P30A"}, { TUNER_ABSENT, "Samsung TCPE 4121P30A"}, - { TUNER_ABSENT, "TCL MFPE05 2"}, + { TUNER_PHILIPS_FM1216ME_MK3, "TCL MFPE05 2"}, /* 90-99 */ { TUNER_ABSENT, "LG TALN H202T"}, { TUNER_PHILIPS_FQ1216AME_MK4, "Philips FQ1216AME MK4"}, diff --git a/drivers/message/i2o/Kconfig b/drivers/message/i2o/Kconfig index 06e8eb19a05..43a942a29c2 100644 --- a/drivers/message/i2o/Kconfig +++ b/drivers/message/i2o/Kconfig @@ -53,6 +53,9 @@ config I2O_CONFIG To compile this support as a module, choose M here: the module will be called i2o_config. + Note: If you want to use the new API you have to download the + i2o_config patch from http://i2o.shadowconnect.com/ + config I2O_CONFIG_OLD_IOCTL bool "Enable ioctls (OBSOLETE)" depends on I2O_CONFIG diff --git a/drivers/message/i2o/config-osm.c b/drivers/message/i2o/config-osm.c index fe2e7afc9ea..af32ab4e90c 100644 --- a/drivers/message/i2o/config-osm.c +++ b/drivers/message/i2o/config-osm.c @@ -30,503 +30,9 @@ static struct i2o_driver i2o_config_driver; -/* Special file operations for sysfs */ -struct fops_attribute { - struct bin_attribute bin; - struct file_operations fops; -}; - -/** - * sysfs_read_dummy - */ -static ssize_t sysfs_read_dummy(struct kobject *kobj, char *buf, loff_t offset, - size_t count) -{ - return 0; -}; - -/** - * sysfs_write_dummy - */ -static ssize_t sysfs_write_dummy(struct kobject *kobj, char *buf, loff_t offset, - size_t count) -{ - return 0; -}; - -/** - * sysfs_create_fops_file - Creates attribute with special file operations - * @kobj: kobject which should contains the attribute - * @attr: attributes which should be used to create file - * - * First creates attribute @attr in kobject @kobj. If it is the first time - * this function is called, merge old fops from sysfs with new one and - * write it back. Afterwords the new fops will be set for the created - * attribute. - * - * Returns 0 on success or negative error code on failure. - */ -static int sysfs_create_fops_file(struct kobject *kobj, - struct fops_attribute *attr) -{ - struct file_operations tmp, *fops; - struct dentry *d; - struct qstr qstr; - int rc; - - fops = &attr->fops; - - if (fops->read) - attr->bin.read = sysfs_read_dummy; - - if (fops->write) - attr->bin.write = sysfs_write_dummy; - - if ((rc = sysfs_create_bin_file(kobj, &attr->bin))) - return rc; - - qstr.name = attr->bin.attr.name; - qstr.len = strlen(qstr.name); - qstr.hash = full_name_hash(qstr.name, qstr.len); - - if ((d = lookup_hash(&qstr, kobj->dentry))) { - if (!fops->owner) { - memcpy(&tmp, d->d_inode->i_fop, sizeof(tmp)); - if (fops->read) - tmp.read = fops->read; - if (fops->write) - tmp.write = fops->write; - memcpy(fops, &tmp, sizeof(tmp)); - } - - d->d_inode->i_fop = fops; - } else - sysfs_remove_bin_file(kobj, &attr->bin); - - return -ENOENT; -}; - -/** - * sysfs_remove_fops_file - Remove attribute with special file operations - * @kobj: kobject which contains the attribute - * @attr: attributes which are used to create file - * - * Only wrapper arround sysfs_remove_bin_file() - * - * Returns 0 on success or negative error code on failure. - */ -static inline int sysfs_remove_fops_file(struct kobject *kobj, - struct fops_attribute *attr) -{ - return sysfs_remove_bin_file(kobj, &attr->bin); -}; - -/** - * i2o_config_read_hrt - Returns the HRT of the controller - * @kob: kernel object handle - * @buf: buffer into which the HRT should be copied - * @off: file offset - * @count: number of bytes to read - * - * Put @count bytes starting at @off into @buf from the HRT of the I2O - * controller corresponding to @kobj. - * - * Returns number of bytes copied into buffer. - */ -static ssize_t i2o_config_read_hrt(struct kobject *kobj, char *buf, - loff_t offset, size_t count) -{ - struct i2o_controller *c = kobj_to_i2o_device(kobj)->iop; - i2o_hrt *hrt = c->hrt.virt; - - u32 size = (hrt->num_entries * hrt->entry_len + 2) * 4; - - if (offset > size) - return 0; - - if (offset + count > size) - count = size - offset; - - memcpy(buf, (u8 *) hrt + offset, count); - - return count; -}; - -/** - * i2o_config_read_lct - Returns the LCT of the controller - * @kob: kernel object handle - * @buf: buffer into which the LCT should be copied - * @off: file offset - * @count: number of bytes to read - * - * Put @count bytes starting at @off into @buf from the LCT of the I2O - * controller corresponding to @kobj. - * - * Returns number of bytes copied into buffer. - */ -static ssize_t i2o_config_read_lct(struct kobject *kobj, char *buf, - loff_t offset, size_t count) -{ - struct i2o_controller *c = kobj_to_i2o_device(kobj)->iop; - u32 size = c->lct->table_size * 4; - - if (offset > size) - return 0; - - if (offset + count > size) - count = size - offset; - - memcpy(buf, (u8 *) c->lct + offset, count); - - return count; -}; - -#define I2O_CONFIG_SW_ATTR(_name,_mode,_type,_swid) \ -static ssize_t i2o_config_##_name##_read(struct file *file, char __user *buf, size_t count, loff_t * offset) { \ - return i2o_config_sw_read(file, buf, count, offset, _type, _swid); \ -};\ -\ -static ssize_t i2o_config_##_name##_write(struct file *file, const char __user *buf, size_t count, loff_t * offset) { \ - return i2o_config_sw_write(file, buf, count, offset, _type, _swid); \ -}; \ -\ -static struct fops_attribute i2o_config_attr_##_name = { \ - .bin = { .attr = { .name = __stringify(_name), .mode = _mode, \ - .owner = THIS_MODULE }, \ - .size = 0, }, \ - .fops = { .write = i2o_config_##_name##_write, \ - .read = i2o_config_##_name##_read} \ -}; - -#ifdef CONFIG_I2O_EXT_ADAPTEC - -/** - * i2o_config_dpt_reagion - Converts type and id to flash region - * @swtype: type of software module reading - * @swid: id of software which should be read - * - * Converts type and id from I2O spec to the matching region for DPT / - * Adaptec controllers. - * - * Returns region which match type and id or -1 on error. - */ -static u32 i2o_config_dpt_region(u8 swtype, u8 swid) -{ - switch (swtype) { - case I2O_SOFTWARE_MODULE_IRTOS: - /* - * content: operation firmware - * region size: - * 0xbc000 for 2554, 3754, 2564, 3757 - * 0x170000 for 2865 - * 0x17c000 for 3966 - */ - if (!swid) - return 0; - - break; - - case I2O_SOFTWARE_MODULE_IOP_PRIVATE: - /* - * content: BIOS and SMOR - * BIOS size: first 0x8000 bytes - * region size: - * 0x40000 for 2554, 3754, 2564, 3757 - * 0x80000 for 2865, 3966 - */ - if (!swid) - return 1; - - break; - - case I2O_SOFTWARE_MODULE_IOP_CONFIG: - switch (swid) { - case 0: - /* - * content: NVRAM defaults - * region size: 0x2000 bytes - */ - return 2; - case 1: - /* - * content: serial number - * region size: 0x2000 bytes - */ - return 3; - } - break; - } - - return -1; -}; - -#endif - -/** - * i2o_config_sw_read - Read a software module from controller - * @file: file pointer - * @buf: buffer into which the data should be copied - * @count: number of bytes to read - * @off: file offset - * @swtype: type of software module reading - * @swid: id of software which should be read - * - * Transfers @count bytes at offset @offset from IOP into buffer using - * type @swtype and id @swid as described in I2O spec. - * - * Returns number of bytes copied into buffer or error code on failure. - */ -static ssize_t i2o_config_sw_read(struct file *file, char __user * buf, - size_t count, loff_t * offset, u8 swtype, - u32 swid) -{ - struct sysfs_dirent *sd = file->f_dentry->d_parent->d_fsdata; - struct kobject *kobj = sd->s_element; - struct i2o_controller *c = kobj_to_i2o_device(kobj)->iop; - u32 m, function = I2O_CMD_SW_UPLOAD; - struct i2o_dma buffer; - struct i2o_message __iomem *msg; - u32 __iomem *mptr; - int rc, status; - - m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) - return -EBUSY; - - mptr = &msg->body[3]; - - if ((rc = i2o_dma_alloc(&c->pdev->dev, &buffer, count, GFP_KERNEL))) { - i2o_msg_nop(c, m); - return rc; - } -#ifdef CONFIG_I2O_EXT_ADAPTEC - if (c->adaptec) { - mptr = &msg->body[4]; - function = I2O_CMD_PRIVATE; - - writel(TEN_WORD_MSG_SIZE | SGL_OFFSET_8, &msg->u.head[0]); - - writel(I2O_VENDOR_DPT << 16 | I2O_DPT_FLASH_READ, - &msg->body[0]); - writel(i2o_config_dpt_region(swtype, swid), &msg->body[1]); - writel(*offset, &msg->body[2]); - writel(count, &msg->body[3]); - } else -#endif - writel(NINE_WORD_MSG_SIZE | SGL_OFFSET_7, &msg->u.head[0]); - - writel(0xD0000000 | count, mptr++); - writel(buffer.phys, mptr); - - writel(function << 24 | HOST_TID << 12 | ADAPTER_TID, &msg->u.head[1]); - writel(i2o_config_driver.context, &msg->u.head[2]); - writel(0, &msg->u.head[3]); - -#ifdef CONFIG_I2O_EXT_ADAPTEC - if (!c->adaptec) -#endif - { - writel((u32) swtype << 16 | (u32) 1 << 8, &msg->body[0]); - writel(0, &msg->body[1]); - writel(swid, &msg->body[2]); - } - - status = i2o_msg_post_wait_mem(c, m, 60, &buffer); - - if (status == I2O_POST_WAIT_OK) { - if (!(rc = copy_to_user(buf, buffer.virt, count))) { - rc = count; - *offset += count; - } - } else - rc = -EIO; - - if (status != -ETIMEDOUT) - i2o_dma_free(&c->pdev->dev, &buffer); - - return rc; -}; - -/** - * i2o_config_sw_write - Write a software module to controller - * @file: file pointer - * @buf: buffer into which the data should be copied - * @count: number of bytes to read - * @off: file offset - * @swtype: type of software module writing - * @swid: id of software which should be written - * - * Transfers @count bytes at offset @offset from buffer to IOP using - * type @swtype and id @swid as described in I2O spec. - * - * Returns number of bytes copied from buffer or error code on failure. - */ -static ssize_t i2o_config_sw_write(struct file *file, const char __user * buf, - size_t count, loff_t * offset, u8 swtype, - u32 swid) -{ - struct sysfs_dirent *sd = file->f_dentry->d_parent->d_fsdata; - struct kobject *kobj = sd->s_element; - struct i2o_controller *c = kobj_to_i2o_device(kobj)->iop; - u32 m, function = I2O_CMD_SW_DOWNLOAD; - struct i2o_dma buffer; - struct i2o_message __iomem *msg; - u32 __iomem *mptr; - int rc, status; - - m = i2o_msg_get_wait(c, &msg, I2O_TIMEOUT_MESSAGE_GET); - if (m == I2O_QUEUE_EMPTY) - return -EBUSY; - - mptr = &msg->body[3]; - - if ((rc = i2o_dma_alloc(&c->pdev->dev, &buffer, count, GFP_KERNEL))) - goto nop_msg; - - if ((rc = copy_from_user(buffer.virt, buf, count))) - goto free_buffer; - -#ifdef CONFIG_I2O_EXT_ADAPTEC - if (c->adaptec) { - mptr = &msg->body[4]; - function = I2O_CMD_PRIVATE; - - writel(TEN_WORD_MSG_SIZE | SGL_OFFSET_8, &msg->u.head[0]); - - writel(I2O_VENDOR_DPT << 16 | I2O_DPT_FLASH_WRITE, - &msg->body[0]); - writel(i2o_config_dpt_region(swtype, swid), &msg->body[1]); - writel(*offset, &msg->body[2]); - writel(count, &msg->body[3]); - } else -#endif - writel(NINE_WORD_MSG_SIZE | SGL_OFFSET_7, &msg->u.head[0]); - - writel(0xD4000000 | count, mptr++); - writel(buffer.phys, mptr); - - writel(function << 24 | HOST_TID << 12 | ADAPTER_TID, &msg->u.head[1]); - writel(i2o_config_driver.context, &msg->u.head[2]); - writel(0, &msg->u.head[3]); - -#ifdef CONFIG_I2O_EXT_ADAPTEC - if (!c->adaptec) -#endif - { - writel((u32) swtype << 16 | (u32) 1 << 8, &msg->body[0]); - writel(0, &msg->body[1]); - writel(swid, &msg->body[2]); - } - - status = i2o_msg_post_wait_mem(c, m, 60, &buffer); - - if (status != -ETIMEDOUT) - i2o_dma_free(&c->pdev->dev, &buffer); - - if (status != I2O_POST_WAIT_OK) - return -EIO; - - *offset += count; - - return count; - - free_buffer: - i2o_dma_free(&c->pdev->dev, &buffer); - - nop_msg: - i2o_msg_nop(c, m); - - return rc; -}; - -/* attribute for HRT in sysfs */ -static struct bin_attribute i2o_config_hrt_attr = { - .attr = { - .name = "hrt", - .mode = S_IRUGO, - .owner = THIS_MODULE}, - .size = 0, - .read = i2o_config_read_hrt -}; - -/* attribute for LCT in sysfs */ -static struct bin_attribute i2o_config_lct_attr = { - .attr = { - .name = "lct", - .mode = S_IRUGO, - .owner = THIS_MODULE}, - .size = 0, - .read = i2o_config_read_lct -}; - -/* IRTOS firmware access */ -I2O_CONFIG_SW_ATTR(irtos, S_IWRSR, I2O_SOFTWARE_MODULE_IRTOS, 0); - -#ifdef CONFIG_I2O_EXT_ADAPTEC - -/* - * attribute for BIOS / SMOR, nvram and serial number access on DPT / Adaptec - * controllers - */ -I2O_CONFIG_SW_ATTR(bios, S_IWRSR, I2O_SOFTWARE_MODULE_IOP_PRIVATE, 0); -I2O_CONFIG_SW_ATTR(nvram, S_IWRSR, I2O_SOFTWARE_MODULE_IOP_CONFIG, 0); -I2O_CONFIG_SW_ATTR(serial, S_IWRSR, I2O_SOFTWARE_MODULE_IOP_CONFIG, 1); - -#endif - -/** - * i2o_config_notify_controller_add - Notify of added controller - * @c: the controller which was added - * - * If a I2O controller is added, we catch the notification to add sysfs - * entries. - */ -static void i2o_config_notify_controller_add(struct i2o_controller *c) -{ - struct kobject *kobj = &c->exec->device.kobj; - - sysfs_create_bin_file(kobj, &i2o_config_hrt_attr); - sysfs_create_bin_file(kobj, &i2o_config_lct_attr); - - sysfs_create_fops_file(kobj, &i2o_config_attr_irtos); -#ifdef CONFIG_I2O_EXT_ADAPTEC - if (c->adaptec) { - sysfs_create_fops_file(kobj, &i2o_config_attr_bios); - sysfs_create_fops_file(kobj, &i2o_config_attr_nvram); - sysfs_create_fops_file(kobj, &i2o_config_attr_serial); - } -#endif -}; - -/** - * i2o_config_notify_controller_remove - Notify of removed controller - * @c: the controller which was removed - * - * If a I2O controller is removed, we catch the notification to remove the - * sysfs entries. - */ -static void i2o_config_notify_controller_remove(struct i2o_controller *c) -{ - struct kobject *kobj = &c->exec->device.kobj; - -#ifdef CONFIG_I2O_EXT_ADAPTEC - if (c->adaptec) { - sysfs_remove_fops_file(kobj, &i2o_config_attr_serial); - sysfs_remove_fops_file(kobj, &i2o_config_attr_nvram); - sysfs_remove_fops_file(kobj, &i2o_config_attr_bios); - } -#endif - sysfs_remove_fops_file(kobj, &i2o_config_attr_irtos); - - sysfs_remove_bin_file(kobj, &i2o_config_lct_attr); - sysfs_remove_bin_file(kobj, &i2o_config_hrt_attr); -}; - /* Config OSM driver struct */ static struct i2o_driver i2o_config_driver = { .name = OSM_NAME, - .notify_controller_add = i2o_config_notify_controller_add, - .notify_controller_remove = i2o_config_notify_controller_remove }; #ifdef CONFIG_I2O_CONFIG_OLD_IOCTL diff --git a/drivers/message/i2o/pci.c b/drivers/message/i2o/pci.c index 7a60fd7be8a..66c03e88257 100644 --- a/drivers/message/i2o/pci.c +++ b/drivers/message/i2o/pci.c @@ -32,6 +32,8 @@ #include <linux/i2o.h> #include "core.h" +#define OSM_DESCRIPTION "I2O-subsystem" + /* PCI device id table for all I2O controllers */ static struct pci_device_id __devinitdata i2o_pci_ids[] = { {PCI_DEVICE_CLASS(PCI_CLASS_INTELLIGENT_I2O << 8, 0xffff00)}, @@ -66,6 +68,8 @@ static void i2o_pci_free(struct i2o_controller *c) if (c->base.virt) iounmap(c->base.virt); + + pci_release_regions(c->pdev); } /** @@ -84,6 +88,11 @@ static int __devinit i2o_pci_alloc(struct i2o_controller *c) struct device *dev = &pdev->dev; int i; + if (pci_request_regions(pdev, OSM_DESCRIPTION)) { + printk(KERN_ERR "%s: device already claimed\n", c->name); + return -ENODEV; + } + for (i = 0; i < 6; i++) { /* Skip I/O spaces */ if (!(pci_resource_flags(pdev, i) & IORESOURCE_IO)) { @@ -138,6 +147,7 @@ static int __devinit i2o_pci_alloc(struct i2o_controller *c) c->base.virt = ioremap_nocache(c->base.phys, c->base.len); if (!c->base.virt) { printk(KERN_ERR "%s: Unable to map controller.\n", c->name); + i2o_pci_free(c); return -ENOMEM; } diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig new file mode 100644 index 00000000000..1588a59e376 --- /dev/null +++ b/drivers/mfd/Kconfig @@ -0,0 +1,16 @@ +# +# Multifunction miscellaneous devices +# + +menu "Multimedia Capabilities Port drivers" + +config MCP + tristate + +# Interface drivers +config MCP_SA11X0 + tristate "Support SA11x0 MCP interface" + depends on ARCH_SA1100 + select MCP + +endmenu diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile new file mode 100644 index 00000000000..98bdd6a4218 --- /dev/null +++ b/drivers/mfd/Makefile @@ -0,0 +1,6 @@ +# +# Makefile for multifunction miscellaneous devices +# + +obj-$(CONFIG_MCP) += mcp-core.o +obj-$(CONFIG_MCP_SA11X0) += mcp-sa11x0.o diff --git a/drivers/mfd/mcp-core.c b/drivers/mfd/mcp-core.c new file mode 100644 index 00000000000..c75d713c01e --- /dev/null +++ b/drivers/mfd/mcp-core.c @@ -0,0 +1,255 @@ +/* + * linux/drivers/mfd/mcp-core.c + * + * Copyright (C) 2001 Russell King + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License. + * + * Generic MCP (Multimedia Communications Port) layer. All MCP locking + * is solely held within this file. + */ +#include <linux/module.h> +#include <linux/init.h> +#include <linux/errno.h> +#include <linux/smp.h> +#include <linux/device.h> + +#include <asm/dma.h> +#include <asm/system.h> + +#include "mcp.h" + +#define to_mcp(d) container_of(d, struct mcp, attached_device) +#define to_mcp_driver(d) container_of(d, struct mcp_driver, drv) + +static int mcp_bus_match(struct device *dev, struct device_driver *drv) +{ + return 1; +} + +static int mcp_bus_probe(struct device *dev) +{ + struct mcp *mcp = to_mcp(dev); + struct mcp_driver *drv = to_mcp_driver(dev->driver); + + return drv->probe(mcp); +} + +static int mcp_bus_remove(struct device *dev) +{ + struct mcp *mcp = to_mcp(dev); + struct mcp_driver *drv = to_mcp_driver(dev->driver); + + drv->remove(mcp); + return 0; +} + +static int mcp_bus_suspend(struct device *dev, pm_message_t state) +{ + struct mcp *mcp = to_mcp(dev); + int ret = 0; + + if (dev->driver) { + struct mcp_driver *drv = to_mcp_driver(dev->driver); + + ret = drv->suspend(mcp, state); + } + return ret; +} + +static int mcp_bus_resume(struct device *dev) +{ + struct mcp *mcp = to_mcp(dev); + int ret = 0; + + if (dev->driver) { + struct mcp_driver *drv = to_mcp_driver(dev->driver); + + ret = drv->resume(mcp); + } + return ret; +} + +static struct bus_type mcp_bus_type = { + .name = "mcp", + .match = mcp_bus_match, + .suspend = mcp_bus_suspend, + .resume = mcp_bus_resume, +}; + +/** + * mcp_set_telecom_divisor - set the telecom divisor + * @mcp: MCP interface structure + * @div: SIB clock divisor + * + * Set the telecom divisor on the MCP interface. The resulting + * sample rate is SIBCLOCK/div. + */ +void mcp_set_telecom_divisor(struct mcp *mcp, unsigned int div) +{ + spin_lock_irq(&mcp->lock); + mcp->ops->set_telecom_divisor(mcp, div); + spin_unlock_irq(&mcp->lock); +} +EXPORT_SYMBOL(mcp_set_telecom_divisor); + +/** + * mcp_set_audio_divisor - set the audio divisor + * @mcp: MCP interface structure + * @div: SIB clock divisor + * + * Set the audio divisor on the MCP interface. + */ +void mcp_set_audio_divisor(struct mcp *mcp, unsigned int div) +{ + spin_lock_irq(&mcp->lock); + mcp->ops->set_audio_divisor(mcp, div); + spin_unlock_irq(&mcp->lock); +} +EXPORT_SYMBOL(mcp_set_audio_divisor); + +/** + * mcp_reg_write - write a device register + * @mcp: MCP interface structure + * @reg: 4-bit register index + * @val: 16-bit data value + * + * Write a device register. The MCP interface must be enabled + * to prevent this function hanging. + */ +void mcp_reg_write(struct mcp *mcp, unsigned int reg, unsigned int val) +{ + unsigned long flags; + + spin_lock_irqsave(&mcp->lock, flags); + mcp->ops->reg_write(mcp, reg, val); + spin_unlock_irqrestore(&mcp->lock, flags); +} +EXPORT_SYMBOL(mcp_reg_write); + +/** + * mcp_reg_read - read a device register + * @mcp: MCP interface structure + * @reg: 4-bit register index + * + * Read a device register and return its value. The MCP interface + * must be enabled to prevent this function hanging. + */ +unsigned int mcp_reg_read(struct mcp *mcp, unsigned int reg) +{ + unsigned long flags; + unsigned int val; + + spin_lock_irqsave(&mcp->lock, flags); + val = mcp->ops->reg_read(mcp, reg); + spin_unlock_irqrestore(&mcp->lock, flags); + + return val; +} +EXPORT_SYMBOL(mcp_reg_read); + +/** + * mcp_enable - enable the MCP interface + * @mcp: MCP interface to enable + * + * Enable the MCP interface. Each call to mcp_enable will need + * a corresponding call to mcp_disable to disable the interface. + */ +void mcp_enable(struct mcp *mcp) +{ + spin_lock_irq(&mcp->lock); + if (mcp->use_count++ == 0) + mcp->ops->enable(mcp); + spin_unlock_irq(&mcp->lock); +} +EXPORT_SYMBOL(mcp_enable); + +/** + * mcp_disable - disable the MCP interface + * @mcp: MCP interface to disable + * + * Disable the MCP interface. The MCP interface will only be + * disabled once the number of calls to mcp_enable matches the + * number of calls to mcp_disable. + */ +void mcp_disable(struct mcp *mcp) +{ + unsigned long flags; + + spin_lock_irqsave(&mcp->lock, flags); + if (--mcp->use_count == 0) + mcp->ops->disable(mcp); + spin_unlock_irqrestore(&mcp->lock, flags); +} +EXPORT_SYMBOL(mcp_disable); + +static void mcp_release(struct device *dev) +{ + struct mcp *mcp = container_of(dev, struct mcp, attached_device); + + kfree(mcp); +} + +struct mcp *mcp_host_alloc(struct device *parent, size_t size) +{ + struct mcp *mcp; + + mcp = kmalloc(sizeof(struct mcp) + size, GFP_KERNEL); + if (mcp) { + memset(mcp, 0, sizeof(struct mcp) + size); + spin_lock_init(&mcp->lock); + mcp->attached_device.parent = parent; + mcp->attached_device.bus = &mcp_bus_type; + mcp->attached_device.dma_mask = parent->dma_mask; + mcp->attached_device.release = mcp_release; + } + return mcp; +} +EXPORT_SYMBOL(mcp_host_alloc); + +int mcp_host_register(struct mcp *mcp) +{ + strcpy(mcp->attached_device.bus_id, "mcp0"); + return device_register(&mcp->attached_device); +} +EXPORT_SYMBOL(mcp_host_register); + +void mcp_host_unregister(struct mcp *mcp) +{ + device_unregister(&mcp->attached_device); +} +EXPORT_SYMBOL(mcp_host_unregister); + +int mcp_driver_register(struct mcp_driver *mcpdrv) +{ + mcpdrv->drv.bus = &mcp_bus_type; + mcpdrv->drv.probe = mcp_bus_probe; + mcpdrv->drv.remove = mcp_bus_remove; + return driver_register(&mcpdrv->drv); +} +EXPORT_SYMBOL(mcp_driver_register); + +void mcp_driver_unregister(struct mcp_driver *mcpdrv) +{ + driver_unregister(&mcpdrv->drv); +} +EXPORT_SYMBOL(mcp_driver_unregister); + +static int __init mcp_init(void) +{ + return bus_register(&mcp_bus_type); +} + +static void __exit mcp_exit(void) +{ + bus_unregister(&mcp_bus_type); +} + +module_init(mcp_init); +module_exit(mcp_exit); + +MODULE_AUTHOR("Russell King <rmk@arm.linux.org.uk>"); +MODULE_DESCRIPTION("Core multimedia communications port driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/mfd/mcp-sa11x0.c b/drivers/mfd/mcp-sa11x0.c new file mode 100644 index 00000000000..e9806fbbe69 --- /dev/null +++ b/drivers/mfd/mcp-sa11x0.c @@ -0,0 +1,275 @@ +/* + * linux/drivers/mfd/mcp-sa11x0.c + * + * Copyright (C) 2001-2005 Russell King + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License. + * + * SA11x0 MCP (Multimedia Communications Port) driver. + * + * MCP read/write timeouts from Jordi Colomer, rehacked by rmk. + */ +#include <linux/module.h> +#include <linux/init.h> +#include <linux/errno.h> +#include <linux/kernel.h> +#include <linux/delay.h> +#include <linux/spinlock.h> +#include <linux/slab.h> +#include <linux/device.h> + +#include <asm/dma.h> +#include <asm/hardware.h> +#include <asm/mach-types.h> +#include <asm/system.h> +#include <asm/arch/mcp.h> + +#include <asm/arch/assabet.h> + +#include "mcp.h" + +struct mcp_sa11x0 { + u32 mccr0; + u32 mccr1; +}; + +#define priv(mcp) ((struct mcp_sa11x0 *)mcp_priv(mcp)) + +static void +mcp_sa11x0_set_telecom_divisor(struct mcp *mcp, unsigned int divisor) +{ + unsigned int mccr0; + + divisor /= 32; + + mccr0 = Ser4MCCR0 & ~0x00007f00; + mccr0 |= divisor << 8; + Ser4MCCR0 = mccr0; +} + +static void +mcp_sa11x0_set_audio_divisor(struct mcp *mcp, unsigned int divisor) +{ + unsigned int mccr0; + + divisor /= 32; + + mccr0 = Ser4MCCR0 & ~0x0000007f; + mccr0 |= divisor; + Ser4MCCR0 = mccr0; +} + +/* + * Write data to the device. The bit should be set after 3 subframe + * times (each frame is 64 clocks). We wait a maximum of 6 subframes. + * We really should try doing something more productive while we + * wait. + */ +static void +mcp_sa11x0_write(struct mcp *mcp, unsigned int reg, unsigned int val) +{ + int ret = -ETIME; + int i; + + Ser4MCDR2 = reg << 17 | MCDR2_Wr | (val & 0xffff); + + for (i = 0; i < 2; i++) { + udelay(mcp->rw_timeout); + if (Ser4MCSR & MCSR_CWC) { + ret = 0; + break; + } + } + + if (ret < 0) + printk(KERN_WARNING "mcp: write timed out\n"); +} + +/* + * Read data from the device. The bit should be set after 3 subframe + * times (each frame is 64 clocks). We wait a maximum of 6 subframes. + * We really should try doing something more productive while we + * wait. + */ +static unsigned int +mcp_sa11x0_read(struct mcp *mcp, unsigned int reg) +{ + int ret = -ETIME; + int i; + + Ser4MCDR2 = reg << 17 | MCDR2_Rd; + + for (i = 0; i < 2; i++) { + udelay(mcp->rw_timeout); + if (Ser4MCSR & MCSR_CRC) { + ret = Ser4MCDR2 & 0xffff; + break; + } + } + + if (ret < 0) + printk(KERN_WARNING "mcp: read timed out\n"); + + return ret; +} + +static void mcp_sa11x0_enable(struct mcp *mcp) +{ + Ser4MCSR = -1; + Ser4MCCR0 |= MCCR0_MCE; +} + +static void mcp_sa11x0_disable(struct mcp *mcp) +{ + Ser4MCCR0 &= ~MCCR0_MCE; +} + +/* + * Our methods. + */ +static struct mcp_ops mcp_sa11x0 = { + .set_telecom_divisor = mcp_sa11x0_set_telecom_divisor, + .set_audio_divisor = mcp_sa11x0_set_audio_divisor, + .reg_write = mcp_sa11x0_write, + .reg_read = mcp_sa11x0_read, + .enable = mcp_sa11x0_enable, + .disable = mcp_sa11x0_disable, +}; + +static int mcp_sa11x0_probe(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct mcp_plat_data *data = pdev->dev.platform_data; + struct mcp *mcp; + int ret; + + if (!data) + return -ENODEV; + + if (!request_mem_region(0x80060000, 0x60, "sa11x0-mcp")) + return -EBUSY; + + mcp = mcp_host_alloc(&pdev->dev, sizeof(struct mcp_sa11x0)); + if (!mcp) { + ret = -ENOMEM; + goto release; + } + + mcp->owner = THIS_MODULE; + mcp->ops = &mcp_sa11x0; + mcp->sclk_rate = data->sclk_rate; + mcp->dma_audio_rd = DMA_Ser4MCP0Rd; + mcp->dma_audio_wr = DMA_Ser4MCP0Wr; + mcp->dma_telco_rd = DMA_Ser4MCP1Rd; + mcp->dma_telco_wr = DMA_Ser4MCP1Wr; + + dev_set_drvdata(dev, mcp); + + if (machine_is_assabet()) { + ASSABET_BCR_set(ASSABET_BCR_CODEC_RST); + } + + /* + * Setup the PPC unit correctly. + */ + PPDR &= ~PPC_RXD4; + PPDR |= PPC_TXD4 | PPC_SCLK | PPC_SFRM; + PSDR |= PPC_RXD4; + PSDR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM); + PPSR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM); + + /* + * Initialise device. Note that we initially + * set the sampling rate to minimum. + */ + Ser4MCSR = -1; + Ser4MCCR1 = data->mccr1; + Ser4MCCR0 = data->mccr0 | 0x7f7f; + + /* + * Calculate the read/write timeout (us) from the bit clock + * rate. This is the period for 3 64-bit frames. Always + * round this time up. + */ + mcp->rw_timeout = (64 * 3 * 1000000 + mcp->sclk_rate - 1) / + mcp->sclk_rate; + + ret = mcp_host_register(mcp); + if (ret == 0) + goto out; + + release: + release_mem_region(0x80060000, 0x60); + dev_set_drvdata(dev, NULL); + + out: + return ret; +} + +static int mcp_sa11x0_remove(struct device *dev) +{ + struct mcp *mcp = dev_get_drvdata(dev); + + dev_set_drvdata(dev, NULL); + mcp_host_unregister(mcp); + release_mem_region(0x80060000, 0x60); + + return 0; +} + +static int mcp_sa11x0_suspend(struct device *dev, pm_message_t state, u32 level) +{ + struct mcp *mcp = dev_get_drvdata(dev); + + if (level == SUSPEND_DISABLE) { + priv(mcp)->mccr0 = Ser4MCCR0; + priv(mcp)->mccr1 = Ser4MCCR1; + Ser4MCCR0 &= ~MCCR0_MCE; + } + return 0; +} + +static int mcp_sa11x0_resume(struct device *dev, u32 level) +{ + struct mcp *mcp = dev_get_drvdata(dev); + + if (level == RESUME_RESTORE_STATE) { + Ser4MCCR1 = priv(mcp)->mccr1; + Ser4MCCR0 = priv(mcp)->mccr0; + } + return 0; +} + +/* + * The driver for the SA11x0 MCP port. + */ +static struct device_driver mcp_sa11x0_driver = { + .name = "sa11x0-mcp", + .bus = &platform_bus_type, + .probe = mcp_sa11x0_probe, + .remove = mcp_sa11x0_remove, + .suspend = mcp_sa11x0_suspend, + .resume = mcp_sa11x0_resume, +}; + +/* + * This needs re-working + */ +static int __init mcp_sa11x0_init(void) +{ + return driver_register(&mcp_sa11x0_driver); +} + +static void __exit mcp_sa11x0_exit(void) +{ + driver_unregister(&mcp_sa11x0_driver); +} + +module_init(mcp_sa11x0_init); +module_exit(mcp_sa11x0_exit); + +MODULE_AUTHOR("Russell King <rmk@arm.linux.org.uk>"); +MODULE_DESCRIPTION("SA11x0 multimedia communications port driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/mfd/mcp.h b/drivers/mfd/mcp.h new file mode 100644 index 00000000000..c093a93b880 --- /dev/null +++ b/drivers/mfd/mcp.h @@ -0,0 +1,66 @@ +/* + * linux/drivers/mfd/mcp.h + * + * Copyright (C) 2001 Russell King, All Rights Reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License. + */ +#ifndef MCP_H +#define MCP_H + +struct mcp_ops; + +struct mcp { + struct module *owner; + struct mcp_ops *ops; + spinlock_t lock; + int use_count; + unsigned int sclk_rate; + unsigned int rw_timeout; + dma_device_t dma_audio_rd; + dma_device_t dma_audio_wr; + dma_device_t dma_telco_rd; + dma_device_t dma_telco_wr; + struct device attached_device; +}; + +struct mcp_ops { + void (*set_telecom_divisor)(struct mcp *, unsigned int); + void (*set_audio_divisor)(struct mcp *, unsigned int); + void (*reg_write)(struct mcp *, unsigned int, unsigned int); + unsigned int (*reg_read)(struct mcp *, unsigned int); + void (*enable)(struct mcp *); + void (*disable)(struct mcp *); +}; + +void mcp_set_telecom_divisor(struct mcp *, unsigned int); +void mcp_set_audio_divisor(struct mcp *, unsigned int); +void mcp_reg_write(struct mcp *, unsigned int, unsigned int); +unsigned int mcp_reg_read(struct mcp *, unsigned int); +void mcp_enable(struct mcp *); +void mcp_disable(struct mcp *); +#define mcp_get_sclk_rate(mcp) ((mcp)->sclk_rate) + +struct mcp *mcp_host_alloc(struct device *, size_t); +int mcp_host_register(struct mcp *); +void mcp_host_unregister(struct mcp *); + +struct mcp_driver { + struct device_driver drv; + int (*probe)(struct mcp *); + void (*remove)(struct mcp *); + int (*suspend)(struct mcp *, pm_message_t); + int (*resume)(struct mcp *); +}; + +int mcp_driver_register(struct mcp_driver *); +void mcp_driver_unregister(struct mcp_driver *); + +#define mcp_get_drvdata(mcp) dev_get_drvdata(&(mcp)->attached_device) +#define mcp_set_drvdata(mcp,d) dev_set_drvdata(&(mcp)->attached_device, d) + +#define mcp_priv(mcp) ((void *)((mcp)+1)) + +#endif diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c index eeb9f6668e6..3c5904834fe 100644 --- a/drivers/mmc/mmc.c +++ b/drivers/mmc/mmc.c @@ -361,7 +361,7 @@ static void mmc_decode_cid(struct mmc_card *card) default: printk("%s: card has unknown MMCA version %d\n", - card->host->host_name, card->csd.mmca_vsn); + mmc_hostname(card->host), card->csd.mmca_vsn); mmc_card_set_bad(card); break; } @@ -383,7 +383,7 @@ static void mmc_decode_csd(struct mmc_card *card) csd_struct = UNSTUFF_BITS(resp, 126, 2); if (csd_struct != 1 && csd_struct != 2) { printk("%s: unrecognised CSD structure version %d\n", - card->host->host_name, csd_struct); + mmc_hostname(card->host), csd_struct); mmc_card_set_bad(card); return; } @@ -551,7 +551,7 @@ static void mmc_discover_cards(struct mmc_host *host) } if (err != MMC_ERR_NONE) { printk(KERN_ERR "%s: error requesting CID: %d\n", - host->host_name, err); + mmc_hostname(host), err); break; } @@ -796,17 +796,13 @@ struct mmc_host *mmc_alloc_host(int extra, struct device *dev) { struct mmc_host *host; - host = kmalloc(sizeof(struct mmc_host) + extra, GFP_KERNEL); + host = mmc_alloc_host_sysfs(extra, dev); if (host) { - memset(host, 0, sizeof(struct mmc_host) + extra); - spin_lock_init(&host->lock); init_waitqueue_head(&host->wq); INIT_LIST_HEAD(&host->cards); INIT_WORK(&host->detect, mmc_rescan, host); - host->dev = dev; - /* * By default, hosts do not support SGIO or large requests. * They have to set these according to their abilities. @@ -828,15 +824,15 @@ EXPORT_SYMBOL(mmc_alloc_host); */ int mmc_add_host(struct mmc_host *host) { - static unsigned int host_num; + int ret; - snprintf(host->host_name, sizeof(host->host_name), - "mmc%d", host_num++); - - mmc_power_off(host); - mmc_detect_change(host); + ret = mmc_add_host_sysfs(host); + if (ret == 0) { + mmc_power_off(host); + mmc_detect_change(host); + } - return 0; + return ret; } EXPORT_SYMBOL(mmc_add_host); @@ -859,6 +855,7 @@ void mmc_remove_host(struct mmc_host *host) } mmc_power_off(host); + mmc_remove_host_sysfs(host); } EXPORT_SYMBOL(mmc_remove_host); @@ -872,7 +869,7 @@ EXPORT_SYMBOL(mmc_remove_host); void mmc_free_host(struct mmc_host *host) { flush_scheduled_work(); - kfree(host); + mmc_free_host_sysfs(host); } EXPORT_SYMBOL(mmc_free_host); diff --git a/drivers/mmc/mmc.h b/drivers/mmc/mmc.h index b498dffe0b1..97bae00292f 100644 --- a/drivers/mmc/mmc.h +++ b/drivers/mmc/mmc.h @@ -13,4 +13,9 @@ void mmc_init_card(struct mmc_card *card, struct mmc_host *host); int mmc_register_card(struct mmc_card *card); void mmc_remove_card(struct mmc_card *card); + +struct mmc_host *mmc_alloc_host_sysfs(int extra, struct device *dev); +int mmc_add_host_sysfs(struct mmc_host *host); +void mmc_remove_host_sysfs(struct mmc_host *host); +void mmc_free_host_sysfs(struct mmc_host *host); #endif diff --git a/drivers/mmc/mmc_sysfs.c b/drivers/mmc/mmc_sysfs.c index 5556cd3b555..ad8949810fc 100644 --- a/drivers/mmc/mmc_sysfs.c +++ b/drivers/mmc/mmc_sysfs.c @@ -12,6 +12,7 @@ #include <linux/module.h> #include <linux/init.h> #include <linux/device.h> +#include <linux/idr.h> #include <linux/mmc/card.h> #include <linux/mmc/host.h> @@ -20,6 +21,7 @@ #define dev_to_mmc_card(d) container_of(d, struct mmc_card, dev) #define to_mmc_driver(d) container_of(d, struct mmc_driver, drv) +#define cls_dev_to_mmc_host(d) container_of(d, struct mmc_host, class_dev) #define MMC_ATTR(name, fmt, args...) \ static ssize_t mmc_##name##_show (struct device *dev, struct device_attribute *attr, char *buf) \ @@ -206,7 +208,7 @@ void mmc_init_card(struct mmc_card *card, struct mmc_host *host) int mmc_register_card(struct mmc_card *card) { snprintf(card->dev.bus_id, sizeof(card->dev.bus_id), - "%s:%04x", card->host->host_name, card->rca); + "%s:%04x", mmc_hostname(card->host), card->rca); return device_add(&card->dev); } @@ -224,13 +226,97 @@ void mmc_remove_card(struct mmc_card *card) } +static void mmc_host_classdev_release(struct class_device *dev) +{ + struct mmc_host *host = cls_dev_to_mmc_host(dev); + kfree(host); +} + +static struct class mmc_host_class = { + .name = "mmc_host", + .release = mmc_host_classdev_release, +}; + +static DEFINE_IDR(mmc_host_idr); +static DEFINE_SPINLOCK(mmc_host_lock); + +/* + * Internal function. Allocate a new MMC host. + */ +struct mmc_host *mmc_alloc_host_sysfs(int extra, struct device *dev) +{ + struct mmc_host *host; + + host = kmalloc(sizeof(struct mmc_host) + extra, GFP_KERNEL); + if (host) { + memset(host, 0, sizeof(struct mmc_host) + extra); + + host->dev = dev; + host->class_dev.dev = host->dev; + host->class_dev.class = &mmc_host_class; + class_device_initialize(&host->class_dev); + } + + return host; +} + +/* + * Internal function. Register a new MMC host with the MMC class. + */ +int mmc_add_host_sysfs(struct mmc_host *host) +{ + int err; + + if (!idr_pre_get(&mmc_host_idr, GFP_KERNEL)) + return -ENOMEM; + + spin_lock(&mmc_host_lock); + err = idr_get_new(&mmc_host_idr, host, &host->index); + spin_unlock(&mmc_host_lock); + if (err) + return err; + + snprintf(host->class_dev.class_id, BUS_ID_SIZE, + "mmc%d", host->index); + + return class_device_add(&host->class_dev); +} + +/* + * Internal function. Unregister a MMC host with the MMC class. + */ +void mmc_remove_host_sysfs(struct mmc_host *host) +{ + class_device_del(&host->class_dev); + + spin_lock(&mmc_host_lock); + idr_remove(&mmc_host_idr, host->index); + spin_unlock(&mmc_host_lock); +} + +/* + * Internal function. Free a MMC host. + */ +void mmc_free_host_sysfs(struct mmc_host *host) +{ + class_device_put(&host->class_dev); +} + + static int __init mmc_init(void) { - return bus_register(&mmc_bus_type); + int ret = bus_register(&mmc_bus_type); + if (ret == 0) { + ret = class_register(&mmc_host_class); + if (ret) + bus_unregister(&mmc_bus_type); + } + return ret; } static void __exit mmc_exit(void) { + class_unregister(&mmc_host_class); bus_unregister(&mmc_bus_type); } diff --git a/drivers/mmc/mmci.c b/drivers/mmc/mmci.c index 7a42966d755..716c4ef4faf 100644 --- a/drivers/mmc/mmci.c +++ b/drivers/mmc/mmci.c @@ -34,7 +34,7 @@ #ifdef CONFIG_MMC_DEBUG #define DBG(host,fmt,args...) \ - pr_debug("%s: %s: " fmt, host->mmc->host_name, __func__ , args) + pr_debug("%s: %s: " fmt, mmc_hostname(host->mmc), __func__ , args) #else #define DBG(host,fmt,args...) do { } while (0) #endif @@ -541,7 +541,7 @@ static int mmci_probe(struct amba_device *dev, void *id) mmc_add_host(mmc); printk(KERN_INFO "%s: MMCI rev %x cfg %02x at 0x%08lx irq %d,%d\n", - mmc->host_name, amba_rev(dev), amba_config(dev), + mmc_hostname(mmc), amba_rev(dev), amba_config(dev), dev->res.start, dev->irq[0], dev->irq[1]); init_timer(&host->timer); diff --git a/drivers/mmc/wbsd.c b/drivers/mmc/wbsd.c index 8b487ed1069..402c2d661fb 100644 --- a/drivers/mmc/wbsd.c +++ b/drivers/mmc/wbsd.c @@ -42,7 +42,7 @@ #include "wbsd.h" #define DRIVER_NAME "wbsd" -#define DRIVER_VERSION "1.2" +#define DRIVER_VERSION "1.3" #ifdef CONFIG_MMC_DEBUG #define DBG(x...) \ @@ -1796,7 +1796,7 @@ static int __devinit wbsd_init(struct device* dev, int base, int irq, int dma, mmc_add_host(mmc); - printk(KERN_INFO "%s: W83L51xD", mmc->host_name); + printk(KERN_INFO "%s: W83L51xD", mmc_hostname(mmc)); if (host->chip_id != 0) printk(" id %x", (int)host->chip_id); printk(" at 0x%x irq %d", (int)host->base, (int)host->irq); diff --git a/drivers/net/8139cp.c b/drivers/net/8139cp.c index 7b293f01c9e..34b80de34fa 100644 --- a/drivers/net/8139cp.c +++ b/drivers/net/8139cp.c @@ -1897,6 +1897,7 @@ static int cp_resume (struct pci_dev *pdev) { struct net_device *dev; struct cp_private *cp; + unsigned long flags; dev = pci_get_drvdata (pdev); cp = netdev_priv(dev); @@ -1910,6 +1911,12 @@ static int cp_resume (struct pci_dev *pdev) cp_init_hw (cp); netif_start_queue (dev); + + spin_lock_irqsave (&cp->lock, flags); + + mii_check_media(&cp->mii_if, netif_msg_link(cp), FALSE); + + spin_unlock_irqrestore (&cp->lock, flags); return 0; } diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index 26e4aa93afd..43d14bfb101 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -131,6 +131,8 @@ config NET_SB1000 source "drivers/net/arcnet/Kconfig" +source "drivers/net/phy/Kconfig" + # # Ethernet # @@ -1145,7 +1147,7 @@ config IBMVETH be called ibmveth. config IBM_EMAC - tristate "IBM PPC4xx EMAC driver support" + bool "IBM PPC4xx EMAC driver support" depends on 4xx select CRC32 ---help--- @@ -1154,7 +1156,7 @@ config IBM_EMAC config IBM_EMAC_ERRMSG bool "Verbose error messages" - depends on IBM_EMAC + depends on IBM_EMAC && BROKEN config IBM_EMAC_RXB int "Number of receive buffers" diff --git a/drivers/net/Makefile b/drivers/net/Makefile index 67b280af425..c5c71d70758 100644 --- a/drivers/net/Makefile +++ b/drivers/net/Makefile @@ -66,6 +66,7 @@ obj-$(CONFIG_ADAPTEC_STARFIRE) += starfire.o # obj-$(CONFIG_MII) += mii.o +obj-$(CONFIG_PHYLIB) += phy/ obj-$(CONFIG_SUNDANCE) += sundance.o obj-$(CONFIG_HAMACHI) += hamachi.o diff --git a/drivers/net/Space.c b/drivers/net/Space.c index 3707df6b0cf..60304f7e7e5 100644 --- a/drivers/net/Space.c +++ b/drivers/net/Space.c @@ -87,7 +87,6 @@ extern struct net_device *mvme147lance_probe(int unit); extern struct net_device *tc515_probe(int unit); extern struct net_device *lance_probe(int unit); extern struct net_device *mace_probe(int unit); -extern struct net_device *macsonic_probe(int unit); extern struct net_device *mac8390_probe(int unit); extern struct net_device *mac89x0_probe(int unit); extern struct net_device *mc32_probe(int unit); @@ -284,9 +283,6 @@ static struct devprobe2 m68k_probes[] __initdata = { #ifdef CONFIG_MACMACE /* Mac 68k Quadra AV builtin Ethernet */ {mace_probe, 0}, #endif -#ifdef CONFIG_MACSONIC /* Mac SONIC-based Ethernet of all sorts */ - {macsonic_probe, 0}, -#endif #ifdef CONFIG_MAC8390 /* NuBus NS8390-based cards */ {mac8390_probe, 0}, #endif @@ -318,17 +314,9 @@ static void __init ethif_probe2(int unit) #ifdef CONFIG_TR /* Token-ring device probe */ extern int ibmtr_probe_card(struct net_device *); -extern struct net_device *sk_isa_probe(int unit); -extern struct net_device *proteon_probe(int unit); extern struct net_device *smctr_probe(int unit); static struct devprobe2 tr_probes2[] __initdata = { -#ifdef CONFIG_SKISA - {sk_isa_probe, 0}, -#endif -#ifdef CONFIG_PROTEON - {proteon_probe, 0}, -#endif #ifdef CONFIG_SMCTR {smctr_probe, 0}, #endif diff --git a/drivers/net/bonding/bond_alb.c b/drivers/net/bonding/bond_alb.c index 5ce606d9dc0..19e829b567d 100644 --- a/drivers/net/bonding/bond_alb.c +++ b/drivers/net/bonding/bond_alb.c @@ -1106,18 +1106,13 @@ static int alb_handle_addr_collision_on_attach(struct bonding *bond, struct slav } } - if (found) { - /* a slave was found that is using the mac address - * of the new slave - */ - printk(KERN_ERR DRV_NAME - ": Error: the hw address of slave %s is not " - "unique - cannot enslave it!", - slave->dev->name); - return -EINVAL; - } + if (!found) + return 0; - return 0; + /* Try setting slave mac to bond address and fall-through + to code handling that situation below... */ + alb_set_slave_mac_addr(slave, bond->dev->dev_addr, + bond->alb_info.rlb_enabled); } /* The slave's address is equal to the address of the bond. diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 2c930da90a8..94c9f68dd16 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -1604,6 +1604,44 @@ static int bond_sethwaddr(struct net_device *bond_dev, struct net_device *slave_ return 0; } +#define BOND_INTERSECT_FEATURES \ + (NETIF_F_SG|NETIF_F_IP_CSUM|NETIF_F_NO_CSUM|NETIF_F_HW_CSUM) + +/* + * Compute the features available to the bonding device by + * intersection of all of the slave devices' BOND_INTERSECT_FEATURES. + * Call this after attaching or detaching a slave to update the + * bond's features. + */ +static int bond_compute_features(struct bonding *bond) +{ + int i; + struct slave *slave; + struct net_device *bond_dev = bond->dev; + int features = bond->bond_features; + + bond_for_each_slave(bond, slave, i) { + struct net_device * slave_dev = slave->dev; + if (i == 0) { + features |= BOND_INTERSECT_FEATURES; + } + features &= + ~(~slave_dev->features & BOND_INTERSECT_FEATURES); + } + + /* turn off NETIF_F_SG if we need a csum and h/w can't do it */ + if ((features & NETIF_F_SG) && + !(features & (NETIF_F_IP_CSUM | + NETIF_F_NO_CSUM | + NETIF_F_HW_CSUM))) { + features &= ~NETIF_F_SG; + } + + bond_dev->features = features; + + return 0; +} + /* enslave device <slave> to bond device <master> */ static int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) { @@ -1811,6 +1849,8 @@ static int bond_enslave(struct net_device *bond_dev, struct net_device *slave_de new_slave->delay = 0; new_slave->link_failure_count = 0; + bond_compute_features(bond); + if (bond->params.miimon && !bond->params.use_carrier) { link_reporting = bond_check_dev_link(bond, slave_dev, 1); @@ -2015,7 +2055,7 @@ err_free: err_undo_flags: bond_dev->features = old_features; - + return res; } @@ -2100,6 +2140,8 @@ static int bond_release(struct net_device *bond_dev, struct net_device *slave_de /* release the slave from its bond */ bond_detach_slave(bond, slave); + bond_compute_features(bond); + if (bond->primary_slave == slave) { bond->primary_slave = NULL; } @@ -2243,6 +2285,8 @@ static int bond_release_all(struct net_device *bond_dev) bond_alb_deinit_slave(bond, slave); } + bond_compute_features(bond); + /* now that the slave is detached, unlock and perform * all the undo steps that should not be called from * within a lock. @@ -3588,6 +3632,7 @@ static int bond_master_netdev_event(unsigned long event, struct net_device *bond static int bond_slave_netdev_event(unsigned long event, struct net_device *slave_dev) { struct net_device *bond_dev = slave_dev->master; + struct bonding *bond = bond_dev->priv; switch (event) { case NETDEV_UNREGISTER: @@ -3626,6 +3671,9 @@ static int bond_slave_netdev_event(unsigned long event, struct net_device *slave * TODO: handle changing the primary's name */ break; + case NETDEV_FEAT_CHANGE: + bond_compute_features(bond); + break; default: break; } @@ -4526,6 +4574,11 @@ static inline void bond_set_mode_ops(struct bonding *bond, int mode) } } +static struct ethtool_ops bond_ethtool_ops = { + .get_tx_csum = ethtool_op_get_tx_csum, + .get_sg = ethtool_op_get_sg, +}; + /* * Does not allocate but creates a /proc entry. * Allowed to fail. @@ -4555,6 +4608,7 @@ static int __init bond_init(struct net_device *bond_dev, struct bond_params *par bond_dev->stop = bond_close; bond_dev->get_stats = bond_get_stats; bond_dev->do_ioctl = bond_do_ioctl; + bond_dev->ethtool_ops = &bond_ethtool_ops; bond_dev->set_multicast_list = bond_set_multicast_list; bond_dev->change_mtu = bond_change_mtu; bond_dev->set_mac_address = bond_set_mac_address; @@ -4591,6 +4645,8 @@ static int __init bond_init(struct net_device *bond_dev, struct bond_params *par NETIF_F_HW_VLAN_RX | NETIF_F_HW_VLAN_FILTER); + bond->bond_features = bond_dev->features; + #ifdef CONFIG_PROC_FS bond_create_proc_entry(bond); #endif diff --git a/drivers/net/bonding/bonding.h b/drivers/net/bonding/bonding.h index d27f377b3ee..38819698086 100644 --- a/drivers/net/bonding/bonding.h +++ b/drivers/net/bonding/bonding.h @@ -211,6 +211,9 @@ struct bonding { struct bond_params params; struct list_head vlan_list; struct vlan_group *vlgrp; + /* the features the bonding device supports, independently + * of any slaves */ + int bond_features; }; /** diff --git a/drivers/net/cs89x0.c b/drivers/net/cs89x0.c index 2c6dc24c372..b780307093e 100644 --- a/drivers/net/cs89x0.c +++ b/drivers/net/cs89x0.c @@ -417,6 +417,7 @@ cs89x0_probe1(struct net_device *dev, int ioaddr, int modular) struct net_local *lp = netdev_priv(dev); static unsigned version_printed; int i; + int tmp; unsigned rev_type = 0; int eeprom_buff[CHKSUM_LEN]; int retval; @@ -492,14 +493,17 @@ cs89x0_probe1(struct net_device *dev, int ioaddr, int modular) goto out2; } } -printk("PP_addr=0x%x\n", inw(ioaddr + ADD_PORT)); + printk(KERN_DEBUG "PP_addr at %x: 0x%x\n", + ioaddr + ADD_PORT, inw(ioaddr + ADD_PORT)); ioaddr &= ~3; outw(PP_ChipID, ioaddr + ADD_PORT); - if (inw(ioaddr + DATA_PORT) != CHIP_EISA_ID_SIG) { - printk(KERN_ERR "%s: incorrect signature 0x%x\n", - dev->name, inw(ioaddr + DATA_PORT)); + tmp = inw(ioaddr + DATA_PORT); + if (tmp != CHIP_EISA_ID_SIG) { + printk(KERN_DEBUG "%s: incorrect signature at %x: 0x%x!=" + CHIP_EISA_ID_SIG_STR "\n", + dev->name, ioaddr + DATA_PORT, tmp); retval = -ENODEV; goto out2; } diff --git a/drivers/net/cs89x0.h b/drivers/net/cs89x0.h index bd3ad8e6cce..decea264f12 100644 --- a/drivers/net/cs89x0.h +++ b/drivers/net/cs89x0.h @@ -93,6 +93,7 @@ #endif #define CHIP_EISA_ID_SIG 0x630E /* Product ID Code for Crystal Chip (CS8900 spec 4.3) */ +#define CHIP_EISA_ID_SIG_STR "0x630E" #ifdef IBMEIPKT #define EISA_ID_SIG 0x4D24 /* IBM */ diff --git a/drivers/net/dm9000.c b/drivers/net/dm9000.c index 5fddc0ff887..6440a892bb8 100644 --- a/drivers/net/dm9000.c +++ b/drivers/net/dm9000.c @@ -48,6 +48,10 @@ * net_device_stats * * introduced tx_timeout function * * reworked locking + * + * 01-Jul-2005 Ben Dooks <ben@simtec.co.uk> + * * fixed spinlock call without pointer + * * ensure spinlock is initialised */ #include <linux/module.h> @@ -148,7 +152,6 @@ static int dm9000_probe(struct device *); static int dm9000_open(struct net_device *); static int dm9000_start_xmit(struct sk_buff *, struct net_device *); static int dm9000_stop(struct net_device *); -static int dm9000_do_ioctl(struct net_device *, struct ifreq *, int); static void dm9000_timer(unsigned long); @@ -322,7 +325,7 @@ static void dm9000_timeout(struct net_device *dev) /* Save previous register address */ reg_save = readb(db->io_addr); - spin_lock_irqsave(db->lock,flags); + spin_lock_irqsave(&db->lock,flags); netif_stop_queue(dev); dm9000_reset(db); @@ -333,7 +336,7 @@ static void dm9000_timeout(struct net_device *dev) /* Restore previous register address */ writeb(reg_save, db->io_addr); - spin_unlock_irqrestore(db->lock,flags); + spin_unlock_irqrestore(&db->lock,flags); } @@ -387,8 +390,6 @@ dm9000_probe(struct device *dev) int i; u32 id_val; - printk(KERN_INFO "%s Ethernet Driver\n", CARDNAME); - /* Init network device */ ndev = alloc_etherdev(sizeof (struct board_info)); if (!ndev) { @@ -405,6 +406,8 @@ dm9000_probe(struct device *dev) db = (struct board_info *) ndev->priv; memset(db, 0, sizeof (*db)); + spin_lock_init(&db->lock); + if (pdev->num_resources < 2) { ret = -ENODEV; goto out; @@ -541,7 +544,6 @@ dm9000_probe(struct device *dev) ndev->stop = &dm9000_stop; ndev->get_stats = &dm9000_get_stats; ndev->set_multicast_list = &dm9000_hash_table; - ndev->do_ioctl = &dm9000_do_ioctl; #ifdef DM9000_PROGRAM_EEPROM program_eeprom(db); @@ -612,7 +614,7 @@ dm9000_open(struct net_device *dev) /* set and active a timer process */ init_timer(&db->timer); - db->timer.expires = DM9000_TIMER_WUT * 2; + db->timer.expires = DM9000_TIMER_WUT; db->timer.data = (unsigned long) dev; db->timer.function = &dm9000_timer; add_timer(&db->timer); @@ -845,15 +847,6 @@ dm9000_get_stats(struct net_device *dev) return &db->stats; } -/* - * Process the upper socket ioctl command - */ -static int -dm9000_do_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) -{ - PRINTK1("entering %s\n",__FUNCTION__); - return 0; -} /* * A periodic timer routine @@ -864,21 +857,11 @@ dm9000_timer(unsigned long data) { struct net_device *dev = (struct net_device *) data; board_info_t *db = (board_info_t *) dev->priv; - u8 reg_save; - unsigned long flags; PRINTK3("dm9000_timer()\n"); - spin_lock_irqsave(db->lock,flags); - /* Save previous register address */ - reg_save = readb(db->io_addr); - mii_check_media(&db->mii, netif_msg_link(db), 0); - /* Restore previous register address */ - writeb(reg_save, db->io_addr); - spin_unlock_irqrestore(db->lock,flags); - /* Set timer again */ db->timer.expires = DM9000_TIMER_WUT; add_timer(&db->timer); @@ -1098,9 +1081,14 @@ dm9000_phy_read(struct net_device *dev, int phy_reg_unused, int reg) { board_info_t *db = (board_info_t *) dev->priv; unsigned long flags; + unsigned int reg_save; int ret; spin_lock_irqsave(&db->lock,flags); + + /* Save previous register address */ + reg_save = readb(db->io_addr); + /* Fill the phyxcer register into REG_0C */ iow(db, DM9000_EPAR, DM9000_PHY | reg); @@ -1111,6 +1099,9 @@ dm9000_phy_read(struct net_device *dev, int phy_reg_unused, int reg) /* The read data keeps on REG_0D & REG_0E */ ret = (ior(db, DM9000_EPDRH) << 8) | ior(db, DM9000_EPDRL); + /* restore the previous address */ + writeb(reg_save, db->io_addr); + spin_unlock_irqrestore(&db->lock,flags); return ret; @@ -1124,9 +1115,13 @@ dm9000_phy_write(struct net_device *dev, int phyaddr_unused, int reg, int value) { board_info_t *db = (board_info_t *) dev->priv; unsigned long flags; + unsigned long reg_save; spin_lock_irqsave(&db->lock,flags); + /* Save previous register address */ + reg_save = readb(db->io_addr); + /* Fill the phyxcer register into REG_0C */ iow(db, DM9000_EPAR, DM9000_PHY | reg); @@ -1138,6 +1133,9 @@ dm9000_phy_write(struct net_device *dev, int phyaddr_unused, int reg, int value) udelay(500); /* Wait write complete */ iow(db, DM9000_EPCR, 0x0); /* Clear phyxcer write command */ + /* restore the previous address */ + writeb(reg_save, db->io_addr); + spin_unlock_irqrestore(&db->lock,flags); } @@ -1202,6 +1200,8 @@ static struct device_driver dm9000_driver = { static int __init dm9000_init(void) { + printk(KERN_INFO "%s Ethernet Driver\n", CARDNAME); + return driver_register(&dm9000_driver); /* search board and register */ } diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index 5e5d2c3c7ce..9b596e0bbf9 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -2767,7 +2767,7 @@ e1000_clean_tx_irq(struct e1000_adapter *adapter) " next_to_use <%x>\n" " next_to_clean <%x>\n" "buffer_info[next_to_clean]\n" - " dma <%zx>\n" + " dma <%llx>\n" " time_stamp <%lx>\n" " next_to_watch <%x>\n" " jiffies <%lx>\n" @@ -2776,7 +2776,7 @@ e1000_clean_tx_irq(struct e1000_adapter *adapter) E1000_READ_REG(&adapter->hw, TDT), tx_ring->next_to_use, i, - tx_ring->buffer_info[i].dma, + (unsigned long long)tx_ring->buffer_info[i].dma, tx_ring->buffer_info[i].time_stamp, eop, jiffies, @@ -3789,6 +3789,7 @@ e1000_netpoll(struct net_device *netdev) struct e1000_adapter *adapter = netdev_priv(netdev); disable_irq(adapter->pdev->irq); e1000_intr(adapter->pdev->irq, netdev, NULL); + e1000_clean_tx_irq(adapter); enable_irq(adapter->pdev->irq); } #endif diff --git a/drivers/net/eepro100.c b/drivers/net/eepro100.c index 1795425f512..8c62ced2c9b 100644 --- a/drivers/net/eepro100.c +++ b/drivers/net/eepro100.c @@ -1263,8 +1263,8 @@ speedo_init_rx_ring(struct net_device *dev) for (i = 0; i < RX_RING_SIZE; i++) { struct sk_buff *skb; skb = dev_alloc_skb(PKT_BUF_SZ + sizeof(struct RxFD)); - /* XXX: do we really want to call this before the NULL check? --hch */ - rx_align(skb); /* Align IP on 16 byte boundary */ + if (skb) + rx_align(skb); /* Align IP on 16 byte boundary */ sp->rx_skbuff[i] = skb; if (skb == NULL) break; /* OK. Just initially short of Rx bufs. */ @@ -1654,8 +1654,8 @@ static inline struct RxFD *speedo_rx_alloc(struct net_device *dev, int entry) struct sk_buff *skb; /* Get a fresh skbuff to replace the consumed one. */ skb = dev_alloc_skb(PKT_BUF_SZ + sizeof(struct RxFD)); - /* XXX: do we really want to call this before the NULL check? --hch */ - rx_align(skb); /* Align IP on 16 byte boundary */ + if (skb) + rx_align(skb); /* Align IP on 16 byte boundary */ sp->rx_skbuff[entry] = skb; if (skb == NULL) { sp->rx_ringp[entry] = NULL; diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c index 64f0f697c95..7d93948aec8 100644 --- a/drivers/net/forcedeth.c +++ b/drivers/net/forcedeth.c @@ -85,6 +85,16 @@ * 0.33: 16 May 2005: Support for MCP51 added. * 0.34: 18 Jun 2005: Add DEV_NEED_LINKTIMER to all nForce nics. * 0.35: 26 Jun 2005: Support for MCP55 added. + * 0.36: 28 Jun 2005: Add jumbo frame support. + * 0.37: 10 Jul 2005: Additional ethtool support, cleanup of pci id list + * 0.38: 16 Jul 2005: tx irq rewrite: Use global flags instead of + * per-packet flags. + * 0.39: 18 Jul 2005: Add 64bit descriptor support. + * 0.40: 19 Jul 2005: Add support for mac address change. + * 0.41: 30 Jul 2005: Write back original MAC in nv_close instead + * of nv_remove + * 0.42: 06 Aug 2005: Fix lack of link speed initialization + * in the second (and later) nv_open call * * Known bugs: * We suspect that on some hardware no TX done interrupts are generated. @@ -96,7 +106,7 @@ * DEV_NEED_TIMERIRQ will not harm you on sane hardware, only generating a few * superfluous timer interrupts from the nic. */ -#define FORCEDETH_VERSION "0.35" +#define FORCEDETH_VERSION "0.41" #define DRV_NAME "forcedeth" #include <linux/module.h> @@ -131,11 +141,10 @@ * Hardware access: */ -#define DEV_NEED_LASTPACKET1 0x0001 /* set LASTPACKET1 in tx flags */ -#define DEV_IRQMASK_1 0x0002 /* use NVREG_IRQMASK_WANTED_1 for irq mask */ -#define DEV_IRQMASK_2 0x0004 /* use NVREG_IRQMASK_WANTED_2 for irq mask */ -#define DEV_NEED_TIMERIRQ 0x0008 /* set the timer irq flag in the irq mask */ -#define DEV_NEED_LINKTIMER 0x0010 /* poll link settings. Relies on the timer irq */ +#define DEV_NEED_TIMERIRQ 0x0001 /* set the timer irq flag in the irq mask */ +#define DEV_NEED_LINKTIMER 0x0002 /* poll link settings. Relies on the timer irq */ +#define DEV_HAS_LARGEDESC 0x0004 /* device supports jumbo frames and needs packet format 2 */ +#define DEV_HAS_HIGH_DMA 0x0008 /* device supports 64bit dma */ enum { NvRegIrqStatus = 0x000, @@ -146,13 +155,16 @@ enum { #define NVREG_IRQ_RX 0x0002 #define NVREG_IRQ_RX_NOBUF 0x0004 #define NVREG_IRQ_TX_ERR 0x0008 -#define NVREG_IRQ_TX2 0x0010 +#define NVREG_IRQ_TX_OK 0x0010 #define NVREG_IRQ_TIMER 0x0020 #define NVREG_IRQ_LINK 0x0040 +#define NVREG_IRQ_TX_ERROR 0x0080 #define NVREG_IRQ_TX1 0x0100 -#define NVREG_IRQMASK_WANTED_1 0x005f -#define NVREG_IRQMASK_WANTED_2 0x0147 -#define NVREG_IRQ_UNKNOWN (~(NVREG_IRQ_RX_ERROR|NVREG_IRQ_RX|NVREG_IRQ_RX_NOBUF|NVREG_IRQ_TX_ERR|NVREG_IRQ_TX2|NVREG_IRQ_TIMER|NVREG_IRQ_LINK|NVREG_IRQ_TX1)) +#define NVREG_IRQMASK_WANTED 0x00df + +#define NVREG_IRQ_UNKNOWN (~(NVREG_IRQ_RX_ERROR|NVREG_IRQ_RX|NVREG_IRQ_RX_NOBUF|NVREG_IRQ_TX_ERR| \ + NVREG_IRQ_TX_OK|NVREG_IRQ_TIMER|NVREG_IRQ_LINK|NVREG_IRQ_TX_ERROR| \ + NVREG_IRQ_TX1)) NvRegUnknownSetupReg6 = 0x008, #define NVREG_UNKSETUP6_VAL 3 @@ -286,6 +298,18 @@ struct ring_desc { u32 FlagLen; }; +struct ring_desc_ex { + u32 PacketBufferHigh; + u32 PacketBufferLow; + u32 Reserved; + u32 FlagLen; +}; + +typedef union _ring_type { + struct ring_desc* orig; + struct ring_desc_ex* ex; +} ring_type; + #define FLAG_MASK_V1 0xffff0000 #define FLAG_MASK_V2 0xffffc000 #define LEN_MASK_V1 (0xffffffff ^ FLAG_MASK_V1) @@ -293,7 +317,7 @@ struct ring_desc { #define NV_TX_LASTPACKET (1<<16) #define NV_TX_RETRYERROR (1<<19) -#define NV_TX_LASTPACKET1 (1<<24) +#define NV_TX_FORCED_INTERRUPT (1<<24) #define NV_TX_DEFERRED (1<<26) #define NV_TX_CARRIERLOST (1<<27) #define NV_TX_LATECOLLISION (1<<28) @@ -303,7 +327,7 @@ struct ring_desc { #define NV_TX2_LASTPACKET (1<<29) #define NV_TX2_RETRYERROR (1<<18) -#define NV_TX2_LASTPACKET1 (1<<23) +#define NV_TX2_FORCED_INTERRUPT (1<<30) #define NV_TX2_DEFERRED (1<<25) #define NV_TX2_CARRIERLOST (1<<26) #define NV_TX2_LATECOLLISION (1<<27) @@ -379,9 +403,13 @@ struct ring_desc { #define TX_LIMIT_START 62 /* rx/tx mac addr + type + vlan + align + slack*/ -#define RX_NIC_BUFSIZE (ETH_DATA_LEN + 64) -/* even more slack */ -#define RX_ALLOC_BUFSIZE (ETH_DATA_LEN + 128) +#define NV_RX_HEADERS (64) +/* even more slack. */ +#define NV_RX_ALLOC_PAD (64) + +/* maximum mtu size */ +#define NV_PKTLIMIT_1 ETH_DATA_LEN /* hard limit not known */ +#define NV_PKTLIMIT_2 9100 /* Actual limit according to NVidia: 9202 */ #define OOM_REFILL (1+HZ/20) #define POLL_WAIT (1+HZ/100) @@ -396,6 +424,7 @@ struct ring_desc { */ #define DESC_VER_1 0x0 #define DESC_VER_2 (0x02100|NVREG_TXRXCTL_RXCHECK) +#define DESC_VER_3 (0x02200|NVREG_TXRXCTL_RXCHECK) /* PHY defines */ #define PHY_OUI_MARVELL 0x5043 @@ -468,11 +497,12 @@ struct fe_priv { /* rx specific fields. * Locking: Within irq hander or disable_irq+spin_lock(&np->lock); */ - struct ring_desc *rx_ring; + ring_type rx_ring; unsigned int cur_rx, refill_rx; struct sk_buff *rx_skbuff[RX_RING]; dma_addr_t rx_dma[RX_RING]; unsigned int rx_buf_sz; + unsigned int pkt_limit; struct timer_list oom_kick; struct timer_list nic_poll; @@ -484,7 +514,7 @@ struct fe_priv { /* * tx specific fields. */ - struct ring_desc *tx_ring; + ring_type tx_ring; unsigned int next_tx, nic_tx; struct sk_buff *tx_skbuff[TX_RING]; dma_addr_t tx_dma[TX_RING]; @@ -519,6 +549,11 @@ static inline u32 nv_descr_getlength(struct ring_desc *prd, u32 v) & ((v == DESC_VER_1) ? LEN_MASK_V1 : LEN_MASK_V2); } +static inline u32 nv_descr_getlength_ex(struct ring_desc_ex *prd, u32 v) +{ + return le32_to_cpu(prd->FlagLen) & LEN_MASK_V2; +} + static int reg_delay(struct net_device *dev, int offset, u32 mask, u32 target, int delay, int delaymax, const char *msg) { @@ -792,7 +827,7 @@ static int nv_alloc_rx(struct net_device *dev) nr = refill_rx % RX_RING; if (np->rx_skbuff[nr] == NULL) { - skb = dev_alloc_skb(RX_ALLOC_BUFSIZE); + skb = dev_alloc_skb(np->rx_buf_sz + NV_RX_ALLOC_PAD); if (!skb) break; @@ -803,9 +838,16 @@ static int nv_alloc_rx(struct net_device *dev) } np->rx_dma[nr] = pci_map_single(np->pci_dev, skb->data, skb->len, PCI_DMA_FROMDEVICE); - np->rx_ring[nr].PacketBuffer = cpu_to_le32(np->rx_dma[nr]); - wmb(); - np->rx_ring[nr].FlagLen = cpu_to_le32(RX_NIC_BUFSIZE | NV_RX_AVAIL); + if (np->desc_ver == DESC_VER_1 || np->desc_ver == DESC_VER_2) { + np->rx_ring.orig[nr].PacketBuffer = cpu_to_le32(np->rx_dma[nr]); + wmb(); + np->rx_ring.orig[nr].FlagLen = cpu_to_le32(np->rx_buf_sz | NV_RX_AVAIL); + } else { + np->rx_ring.ex[nr].PacketBufferHigh = cpu_to_le64(np->rx_dma[nr]) >> 32; + np->rx_ring.ex[nr].PacketBufferLow = cpu_to_le64(np->rx_dma[nr]) & 0x0FFFFFFFF; + wmb(); + np->rx_ring.ex[nr].FlagLen = cpu_to_le32(np->rx_buf_sz | NV_RX2_AVAIL); + } dprintk(KERN_DEBUG "%s: nv_alloc_rx: Packet %d marked as Available\n", dev->name, refill_rx); refill_rx++; @@ -831,19 +873,37 @@ static void nv_do_rx_refill(unsigned long data) enable_irq(dev->irq); } -static int nv_init_ring(struct net_device *dev) +static void nv_init_rx(struct net_device *dev) { struct fe_priv *np = get_nvpriv(dev); int i; - np->next_tx = np->nic_tx = 0; - for (i = 0; i < TX_RING; i++) - np->tx_ring[i].FlagLen = 0; - np->cur_rx = RX_RING; np->refill_rx = 0; for (i = 0; i < RX_RING; i++) - np->rx_ring[i].FlagLen = 0; + if (np->desc_ver == DESC_VER_1 || np->desc_ver == DESC_VER_2) + np->rx_ring.orig[i].FlagLen = 0; + else + np->rx_ring.ex[i].FlagLen = 0; +} + +static void nv_init_tx(struct net_device *dev) +{ + struct fe_priv *np = get_nvpriv(dev); + int i; + + np->next_tx = np->nic_tx = 0; + for (i = 0; i < TX_RING; i++) + if (np->desc_ver == DESC_VER_1 || np->desc_ver == DESC_VER_2) + np->tx_ring.orig[i].FlagLen = 0; + else + np->tx_ring.ex[i].FlagLen = 0; +} + +static int nv_init_ring(struct net_device *dev) +{ + nv_init_tx(dev); + nv_init_rx(dev); return nv_alloc_rx(dev); } @@ -852,7 +912,10 @@ static void nv_drain_tx(struct net_device *dev) struct fe_priv *np = get_nvpriv(dev); int i; for (i = 0; i < TX_RING; i++) { - np->tx_ring[i].FlagLen = 0; + if (np->desc_ver == DESC_VER_1 || np->desc_ver == DESC_VER_2) + np->tx_ring.orig[i].FlagLen = 0; + else + np->tx_ring.ex[i].FlagLen = 0; if (np->tx_skbuff[i]) { pci_unmap_single(np->pci_dev, np->tx_dma[i], np->tx_skbuff[i]->len, @@ -869,7 +932,10 @@ static void nv_drain_rx(struct net_device *dev) struct fe_priv *np = get_nvpriv(dev); int i; for (i = 0; i < RX_RING; i++) { - np->rx_ring[i].FlagLen = 0; + if (np->desc_ver == DESC_VER_1 || np->desc_ver == DESC_VER_2) + np->rx_ring.orig[i].FlagLen = 0; + else + np->rx_ring.ex[i].FlagLen = 0; wmb(); if (np->rx_skbuff[i]) { pci_unmap_single(np->pci_dev, np->rx_dma[i], @@ -900,11 +966,19 @@ static int nv_start_xmit(struct sk_buff *skb, struct net_device *dev) np->tx_dma[nr] = pci_map_single(np->pci_dev, skb->data,skb->len, PCI_DMA_TODEVICE); - np->tx_ring[nr].PacketBuffer = cpu_to_le32(np->tx_dma[nr]); + if (np->desc_ver == DESC_VER_1 || np->desc_ver == DESC_VER_2) + np->tx_ring.orig[nr].PacketBuffer = cpu_to_le32(np->tx_dma[nr]); + else { + np->tx_ring.ex[nr].PacketBufferHigh = cpu_to_le64(np->tx_dma[nr]) >> 32; + np->tx_ring.ex[nr].PacketBufferLow = cpu_to_le64(np->tx_dma[nr]) & 0x0FFFFFFFF; + } spin_lock_irq(&np->lock); wmb(); - np->tx_ring[nr].FlagLen = cpu_to_le32( (skb->len-1) | np->tx_flags ); + if (np->desc_ver == DESC_VER_1 || np->desc_ver == DESC_VER_2) + np->tx_ring.orig[nr].FlagLen = cpu_to_le32( (skb->len-1) | np->tx_flags ); + else + np->tx_ring.ex[nr].FlagLen = cpu_to_le32( (skb->len-1) | np->tx_flags ); dprintk(KERN_DEBUG "%s: nv_start_xmit: packet packet %d queued for transmission.\n", dev->name, np->next_tx); { @@ -942,7 +1016,10 @@ static void nv_tx_done(struct net_device *dev) while (np->nic_tx != np->next_tx) { i = np->nic_tx % TX_RING; - Flags = le32_to_cpu(np->tx_ring[i].FlagLen); + if (np->desc_ver == DESC_VER_1 || np->desc_ver == DESC_VER_2) + Flags = le32_to_cpu(np->tx_ring.orig[i].FlagLen); + else + Flags = le32_to_cpu(np->tx_ring.ex[i].FlagLen); dprintk(KERN_DEBUG "%s: nv_tx_done: looking at packet %d, Flags 0x%x.\n", dev->name, np->nic_tx, Flags); @@ -993,9 +1070,56 @@ static void nv_tx_timeout(struct net_device *dev) struct fe_priv *np = get_nvpriv(dev); u8 __iomem *base = get_hwbase(dev); - dprintk(KERN_DEBUG "%s: Got tx_timeout. irq: %08x\n", dev->name, + printk(KERN_INFO "%s: Got tx_timeout. irq: %08x\n", dev->name, readl(base + NvRegIrqStatus) & NVREG_IRQSTAT_MASK); + { + int i; + + printk(KERN_INFO "%s: Ring at %lx: next %d nic %d\n", + dev->name, (unsigned long)np->ring_addr, + np->next_tx, np->nic_tx); + printk(KERN_INFO "%s: Dumping tx registers\n", dev->name); + for (i=0;i<0x400;i+= 32) { + printk(KERN_INFO "%3x: %08x %08x %08x %08x %08x %08x %08x %08x\n", + i, + readl(base + i + 0), readl(base + i + 4), + readl(base + i + 8), readl(base + i + 12), + readl(base + i + 16), readl(base + i + 20), + readl(base + i + 24), readl(base + i + 28)); + } + printk(KERN_INFO "%s: Dumping tx ring\n", dev->name); + for (i=0;i<TX_RING;i+= 4) { + if (np->desc_ver == DESC_VER_1 || np->desc_ver == DESC_VER_2) { + printk(KERN_INFO "%03x: %08x %08x // %08x %08x // %08x %08x // %08x %08x\n", + i, + le32_to_cpu(np->tx_ring.orig[i].PacketBuffer), + le32_to_cpu(np->tx_ring.orig[i].FlagLen), + le32_to_cpu(np->tx_ring.orig[i+1].PacketBuffer), + le32_to_cpu(np->tx_ring.orig[i+1].FlagLen), + le32_to_cpu(np->tx_ring.orig[i+2].PacketBuffer), + le32_to_cpu(np->tx_ring.orig[i+2].FlagLen), + le32_to_cpu(np->tx_ring.orig[i+3].PacketBuffer), + le32_to_cpu(np->tx_ring.orig[i+3].FlagLen)); + } else { + printk(KERN_INFO "%03x: %08x %08x %08x // %08x %08x %08x // %08x %08x %08x // %08x %08x %08x\n", + i, + le32_to_cpu(np->tx_ring.ex[i].PacketBufferHigh), + le32_to_cpu(np->tx_ring.ex[i].PacketBufferLow), + le32_to_cpu(np->tx_ring.ex[i].FlagLen), + le32_to_cpu(np->tx_ring.ex[i+1].PacketBufferHigh), + le32_to_cpu(np->tx_ring.ex[i+1].PacketBufferLow), + le32_to_cpu(np->tx_ring.ex[i+1].FlagLen), + le32_to_cpu(np->tx_ring.ex[i+2].PacketBufferHigh), + le32_to_cpu(np->tx_ring.ex[i+2].PacketBufferLow), + le32_to_cpu(np->tx_ring.ex[i+2].FlagLen), + le32_to_cpu(np->tx_ring.ex[i+3].PacketBufferHigh), + le32_to_cpu(np->tx_ring.ex[i+3].PacketBufferLow), + le32_to_cpu(np->tx_ring.ex[i+3].FlagLen)); + } + } + } + spin_lock_irq(&np->lock); /* 1) stop tx engine */ @@ -1009,7 +1133,10 @@ static void nv_tx_timeout(struct net_device *dev) printk(KERN_DEBUG "%s: tx_timeout: dead entries!\n", dev->name); nv_drain_tx(dev); np->next_tx = np->nic_tx = 0; - writel((u32) (np->ring_addr + RX_RING*sizeof(struct ring_desc)), base + NvRegTxRingPhysAddr); + if (np->desc_ver == DESC_VER_1 || np->desc_ver == DESC_VER_2) + writel((u32) (np->ring_addr + RX_RING*sizeof(struct ring_desc)), base + NvRegTxRingPhysAddr); + else + writel((u32) (np->ring_addr + RX_RING*sizeof(struct ring_desc_ex)), base + NvRegTxRingPhysAddr); netif_wake_queue(dev); } @@ -1084,8 +1211,13 @@ static void nv_rx_process(struct net_device *dev) break; /* we scanned the whole ring - do not continue */ i = np->cur_rx % RX_RING; - Flags = le32_to_cpu(np->rx_ring[i].FlagLen); - len = nv_descr_getlength(&np->rx_ring[i], np->desc_ver); + if (np->desc_ver == DESC_VER_1 || np->desc_ver == DESC_VER_2) { + Flags = le32_to_cpu(np->rx_ring.orig[i].FlagLen); + len = nv_descr_getlength(&np->rx_ring.orig[i], np->desc_ver); + } else { + Flags = le32_to_cpu(np->rx_ring.ex[i].FlagLen); + len = nv_descr_getlength_ex(&np->rx_ring.ex[i], np->desc_ver); + } dprintk(KERN_DEBUG "%s: nv_rx_process: looking at packet %d, Flags 0x%x.\n", dev->name, np->cur_rx, Flags); @@ -1207,15 +1339,133 @@ next_pkt: } } +static void set_bufsize(struct net_device *dev) +{ + struct fe_priv *np = netdev_priv(dev); + + if (dev->mtu <= ETH_DATA_LEN) + np->rx_buf_sz = ETH_DATA_LEN + NV_RX_HEADERS; + else + np->rx_buf_sz = dev->mtu + NV_RX_HEADERS; +} + /* * nv_change_mtu: dev->change_mtu function * Called with dev_base_lock held for read. */ static int nv_change_mtu(struct net_device *dev, int new_mtu) { - if (new_mtu > ETH_DATA_LEN) + struct fe_priv *np = get_nvpriv(dev); + int old_mtu; + + if (new_mtu < 64 || new_mtu > np->pkt_limit) return -EINVAL; + + old_mtu = dev->mtu; dev->mtu = new_mtu; + + /* return early if the buffer sizes will not change */ + if (old_mtu <= ETH_DATA_LEN && new_mtu <= ETH_DATA_LEN) + return 0; + if (old_mtu == new_mtu) + return 0; + + /* synchronized against open : rtnl_lock() held by caller */ + if (netif_running(dev)) { + u8 *base = get_hwbase(dev); + /* + * It seems that the nic preloads valid ring entries into an + * internal buffer. The procedure for flushing everything is + * guessed, there is probably a simpler approach. + * Changing the MTU is a rare event, it shouldn't matter. + */ + disable_irq(dev->irq); + spin_lock_bh(&dev->xmit_lock); + spin_lock(&np->lock); + /* stop engines */ + nv_stop_rx(dev); + nv_stop_tx(dev); + nv_txrx_reset(dev); + /* drain rx queue */ + nv_drain_rx(dev); + nv_drain_tx(dev); + /* reinit driver view of the rx queue */ + nv_init_rx(dev); + nv_init_tx(dev); + /* alloc new rx buffers */ + set_bufsize(dev); + if (nv_alloc_rx(dev)) { + if (!np->in_shutdown) + mod_timer(&np->oom_kick, jiffies + OOM_REFILL); + } + /* reinit nic view of the rx queue */ + writel(np->rx_buf_sz, base + NvRegOffloadConfig); + writel((u32) np->ring_addr, base + NvRegRxRingPhysAddr); + if (np->desc_ver == DESC_VER_1 || np->desc_ver == DESC_VER_2) + writel((u32) (np->ring_addr + RX_RING*sizeof(struct ring_desc)), base + NvRegTxRingPhysAddr); + else + writel((u32) (np->ring_addr + RX_RING*sizeof(struct ring_desc_ex)), base + NvRegTxRingPhysAddr); + writel( ((RX_RING-1) << NVREG_RINGSZ_RXSHIFT) + ((TX_RING-1) << NVREG_RINGSZ_TXSHIFT), + base + NvRegRingSizes); + pci_push(base); + writel(NVREG_TXRXCTL_KICK|np->desc_ver, get_hwbase(dev) + NvRegTxRxControl); + pci_push(base); + + /* restart rx engine */ + nv_start_rx(dev); + nv_start_tx(dev); + spin_unlock(&np->lock); + spin_unlock_bh(&dev->xmit_lock); + enable_irq(dev->irq); + } + return 0; +} + +static void nv_copy_mac_to_hw(struct net_device *dev) +{ + u8 *base = get_hwbase(dev); + u32 mac[2]; + + mac[0] = (dev->dev_addr[0] << 0) + (dev->dev_addr[1] << 8) + + (dev->dev_addr[2] << 16) + (dev->dev_addr[3] << 24); + mac[1] = (dev->dev_addr[4] << 0) + (dev->dev_addr[5] << 8); + + writel(mac[0], base + NvRegMacAddrA); + writel(mac[1], base + NvRegMacAddrB); +} + +/* + * nv_set_mac_address: dev->set_mac_address function + * Called with rtnl_lock() held. + */ +static int nv_set_mac_address(struct net_device *dev, void *addr) +{ + struct fe_priv *np = get_nvpriv(dev); + struct sockaddr *macaddr = (struct sockaddr*)addr; + + if(!is_valid_ether_addr(macaddr->sa_data)) + return -EADDRNOTAVAIL; + + /* synchronized against open : rtnl_lock() held by caller */ + memcpy(dev->dev_addr, macaddr->sa_data, ETH_ALEN); + + if (netif_running(dev)) { + spin_lock_bh(&dev->xmit_lock); + spin_lock_irq(&np->lock); + + /* stop rx engine */ + nv_stop_rx(dev); + + /* set mac address */ + nv_copy_mac_to_hw(dev); + + /* restart rx engine */ + nv_start_rx(dev); + spin_unlock_irq(&np->lock); + spin_unlock_bh(&dev->xmit_lock); + } else { + nv_copy_mac_to_hw(dev); + } return 0; } @@ -1470,7 +1720,7 @@ static irqreturn_t nv_nic_irq(int foo, void *data, struct pt_regs *regs) if (!(events & np->irqmask)) break; - if (events & (NVREG_IRQ_TX1|NVREG_IRQ_TX2|NVREG_IRQ_TX_ERR)) { + if (events & (NVREG_IRQ_TX1|NVREG_IRQ_TX_OK|NVREG_IRQ_TX_ERROR|NVREG_IRQ_TX_ERR)) { spin_lock(&np->lock); nv_tx_done(dev); spin_unlock(&np->lock); @@ -1761,6 +2011,50 @@ static int nv_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd) return 0; } +#define FORCEDETH_REGS_VER 1 +#define FORCEDETH_REGS_SIZE 0x400 /* 256 32-bit registers */ + +static int nv_get_regs_len(struct net_device *dev) +{ + return FORCEDETH_REGS_SIZE; +} + +static void nv_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *buf) +{ + struct fe_priv *np = get_nvpriv(dev); + u8 __iomem *base = get_hwbase(dev); + u32 *rbuf = buf; + int i; + + regs->version = FORCEDETH_REGS_VER; + spin_lock_irq(&np->lock); + for (i=0;i<FORCEDETH_REGS_SIZE/sizeof(u32);i++) + rbuf[i] = readl(base + i*sizeof(u32)); + spin_unlock_irq(&np->lock); +} + +static int nv_nway_reset(struct net_device *dev) +{ + struct fe_priv *np = get_nvpriv(dev); + int ret; + + spin_lock_irq(&np->lock); + if (np->autoneg) { + int bmcr; + + bmcr = mii_rw(dev, np->phyaddr, MII_BMCR, MII_READ); + bmcr |= (BMCR_ANENABLE | BMCR_ANRESTART); + mii_rw(dev, np->phyaddr, MII_BMCR, bmcr); + + ret = 0; + } else { + ret = -EINVAL; + } + spin_unlock_irq(&np->lock); + + return ret; +} + static struct ethtool_ops ops = { .get_drvinfo = nv_get_drvinfo, .get_link = ethtool_op_get_link, @@ -1768,6 +2062,9 @@ static struct ethtool_ops ops = { .set_wol = nv_set_wol, .get_settings = nv_get_settings, .set_settings = nv_set_settings, + .get_regs_len = nv_get_regs_len, + .get_regs = nv_get_regs, + .nway_reset = nv_nway_reset, }; static int nv_open(struct net_device *dev) @@ -1792,6 +2089,7 @@ static int nv_open(struct net_device *dev) writel(0, base + NvRegAdapterControl); /* 2) initialize descriptor rings */ + set_bufsize(dev); oom = nv_init_ring(dev); writel(0, base + NvRegLinkSpeed); @@ -1802,20 +2100,14 @@ static int nv_open(struct net_device *dev) np->in_shutdown = 0; /* 3) set mac address */ - { - u32 mac[2]; - - mac[0] = (dev->dev_addr[0] << 0) + (dev->dev_addr[1] << 8) + - (dev->dev_addr[2] << 16) + (dev->dev_addr[3] << 24); - mac[1] = (dev->dev_addr[4] << 0) + (dev->dev_addr[5] << 8); - - writel(mac[0], base + NvRegMacAddrA); - writel(mac[1], base + NvRegMacAddrB); - } + nv_copy_mac_to_hw(dev); /* 4) give hw rings */ writel((u32) np->ring_addr, base + NvRegRxRingPhysAddr); - writel((u32) (np->ring_addr + RX_RING*sizeof(struct ring_desc)), base + NvRegTxRingPhysAddr); + if (np->desc_ver == DESC_VER_1 || np->desc_ver == DESC_VER_2) + writel((u32) (np->ring_addr + RX_RING*sizeof(struct ring_desc)), base + NvRegTxRingPhysAddr); + else + writel((u32) (np->ring_addr + RX_RING*sizeof(struct ring_desc_ex)), base + NvRegTxRingPhysAddr); writel( ((RX_RING-1) << NVREG_RINGSZ_RXSHIFT) + ((TX_RING-1) << NVREG_RINGSZ_TXSHIFT), base + NvRegRingSizes); @@ -1837,7 +2129,7 @@ static int nv_open(struct net_device *dev) writel(NVREG_MISC1_FORCE | NVREG_MISC1_HD, base + NvRegMisc1); writel(readl(base + NvRegTransmitterStatus), base + NvRegTransmitterStatus); writel(NVREG_PFF_ALWAYS, base + NvRegPacketFilterFlags); - writel(NVREG_OFFLOAD_NORMAL, base + NvRegOffloadConfig); + writel(np->rx_buf_sz, base + NvRegOffloadConfig); writel(readl(base + NvRegReceiverStatus), base + NvRegReceiverStatus); get_random_bytes(&i, sizeof(i)); @@ -1888,6 +2180,9 @@ static int nv_open(struct net_device *dev) writel(NVREG_MIISTAT_MASK, base + NvRegMIIStatus); dprintk(KERN_INFO "startup: got 0x%08x.\n", miistat); } + /* set linkspeed to invalid value, thus force nv_update_linkspeed + * to init hw */ + np->linkspeed = 0; ret = nv_update_linkspeed(dev); nv_start_rx(dev); nv_start_tx(dev); @@ -1942,6 +2237,12 @@ static int nv_close(struct net_device *dev) if (np->wolenabled) nv_start_rx(dev); + /* special op: write back the misordered MAC address - otherwise + * the next nv_probe would see a wrong address. + */ + writel(np->orig_mac[0], base + NvRegMacAddrA); + writel(np->orig_mac[1], base + NvRegMacAddrB); + /* FIXME: power down nic */ return 0; @@ -2006,32 +2307,55 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i } /* handle different descriptor versions */ - if (pci_dev->device == PCI_DEVICE_ID_NVIDIA_NVENET_1 || - pci_dev->device == PCI_DEVICE_ID_NVIDIA_NVENET_2 || - pci_dev->device == PCI_DEVICE_ID_NVIDIA_NVENET_3 || - pci_dev->device == PCI_DEVICE_ID_NVIDIA_NVENET_12 || - pci_dev->device == PCI_DEVICE_ID_NVIDIA_NVENET_13) - np->desc_ver = DESC_VER_1; - else + if (id->driver_data & DEV_HAS_HIGH_DMA) { + /* packet format 3: supports 40-bit addressing */ + np->desc_ver = DESC_VER_3; + if (pci_set_dma_mask(pci_dev, 0x0000007fffffffffULL)) { + printk(KERN_INFO "forcedeth: 64-bit DMA failed, using 32-bit addressing for device %s.\n", + pci_name(pci_dev)); + } + } else if (id->driver_data & DEV_HAS_LARGEDESC) { + /* packet format 2: supports jumbo frames */ np->desc_ver = DESC_VER_2; + } else { + /* original packet format */ + np->desc_ver = DESC_VER_1; + } + + np->pkt_limit = NV_PKTLIMIT_1; + if (id->driver_data & DEV_HAS_LARGEDESC) + np->pkt_limit = NV_PKTLIMIT_2; err = -ENOMEM; np->base = ioremap(addr, NV_PCI_REGSZ); if (!np->base) goto out_relreg; dev->base_addr = (unsigned long)np->base; + dev->irq = pci_dev->irq; - np->rx_ring = pci_alloc_consistent(pci_dev, sizeof(struct ring_desc) * (RX_RING + TX_RING), - &np->ring_addr); - if (!np->rx_ring) - goto out_unmap; - np->tx_ring = &np->rx_ring[RX_RING]; + + if (np->desc_ver == DESC_VER_1 || np->desc_ver == DESC_VER_2) { + np->rx_ring.orig = pci_alloc_consistent(pci_dev, + sizeof(struct ring_desc) * (RX_RING + TX_RING), + &np->ring_addr); + if (!np->rx_ring.orig) + goto out_unmap; + np->tx_ring.orig = &np->rx_ring.orig[RX_RING]; + } else { + np->rx_ring.ex = pci_alloc_consistent(pci_dev, + sizeof(struct ring_desc_ex) * (RX_RING + TX_RING), + &np->ring_addr); + if (!np->rx_ring.ex) + goto out_unmap; + np->tx_ring.ex = &np->rx_ring.ex[RX_RING]; + } dev->open = nv_open; dev->stop = nv_close; dev->hard_start_xmit = nv_start_xmit; dev->get_stats = nv_get_stats; dev->change_mtu = nv_change_mtu; + dev->set_mac_address = nv_set_mac_address; dev->set_multicast_list = nv_set_multicast; #ifdef CONFIG_NET_POLL_CONTROLLER dev->poll_controller = nv_poll_controller; @@ -2080,17 +2404,10 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i if (np->desc_ver == DESC_VER_1) { np->tx_flags = NV_TX_LASTPACKET|NV_TX_VALID; - if (id->driver_data & DEV_NEED_LASTPACKET1) - np->tx_flags |= NV_TX_LASTPACKET1; } else { np->tx_flags = NV_TX2_LASTPACKET|NV_TX2_VALID; - if (id->driver_data & DEV_NEED_LASTPACKET1) - np->tx_flags |= NV_TX2_LASTPACKET1; } - if (id->driver_data & DEV_IRQMASK_1) - np->irqmask = NVREG_IRQMASK_WANTED_1; - if (id->driver_data & DEV_IRQMASK_2) - np->irqmask = NVREG_IRQMASK_WANTED_2; + np->irqmask = NVREG_IRQMASK_WANTED; if (id->driver_data & DEV_NEED_TIMERIRQ) np->irqmask |= NVREG_IRQ_TIMER; if (id->driver_data & DEV_NEED_LINKTIMER) { @@ -2155,8 +2472,12 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i return 0; out_freering: - pci_free_consistent(np->pci_dev, sizeof(struct ring_desc) * (RX_RING + TX_RING), - np->rx_ring, np->ring_addr); + if (np->desc_ver == DESC_VER_1 || np->desc_ver == DESC_VER_2) + pci_free_consistent(np->pci_dev, sizeof(struct ring_desc) * (RX_RING + TX_RING), + np->rx_ring.orig, np->ring_addr); + else + pci_free_consistent(np->pci_dev, sizeof(struct ring_desc_ex) * (RX_RING + TX_RING), + np->rx_ring.ex, np->ring_addr); pci_set_drvdata(pci_dev, NULL); out_unmap: iounmap(get_hwbase(dev)); @@ -2174,18 +2495,14 @@ static void __devexit nv_remove(struct pci_dev *pci_dev) { struct net_device *dev = pci_get_drvdata(pci_dev); struct fe_priv *np = get_nvpriv(dev); - u8 __iomem *base = get_hwbase(dev); unregister_netdev(dev); - /* special op: write back the misordered MAC address - otherwise - * the next nv_probe would see a wrong address. - */ - writel(np->orig_mac[0], base + NvRegMacAddrA); - writel(np->orig_mac[1], base + NvRegMacAddrB); - /* free all structures */ - pci_free_consistent(np->pci_dev, sizeof(struct ring_desc) * (RX_RING + TX_RING), np->rx_ring, np->ring_addr); + if (np->desc_ver == DESC_VER_1 || np->desc_ver == DESC_VER_2) + pci_free_consistent(np->pci_dev, sizeof(struct ring_desc) * (RX_RING + TX_RING), np->rx_ring.orig, np->ring_addr); + else + pci_free_consistent(np->pci_dev, sizeof(struct ring_desc_ex) * (RX_RING + TX_RING), np->rx_ring.ex, np->ring_addr); iounmap(get_hwbase(dev)); pci_release_regions(pci_dev); pci_disable_device(pci_dev); @@ -2195,109 +2512,64 @@ static void __devexit nv_remove(struct pci_dev *pci_dev) static struct pci_device_id pci_tbl[] = { { /* nForce Ethernet Controller */ - .vendor = PCI_VENDOR_ID_NVIDIA, - .device = PCI_DEVICE_ID_NVIDIA_NVENET_1, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .driver_data = DEV_IRQMASK_1|DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, + PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_1), + .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, }, { /* nForce2 Ethernet Controller */ - .vendor = PCI_VENDOR_ID_NVIDIA, - .device = PCI_DEVICE_ID_NVIDIA_NVENET_2, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, + PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_2), + .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, }, { /* nForce3 Ethernet Controller */ - .vendor = PCI_VENDOR_ID_NVIDIA, - .device = PCI_DEVICE_ID_NVIDIA_NVENET_3, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, + PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_3), + .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, }, { /* nForce3 Ethernet Controller */ - .vendor = PCI_VENDOR_ID_NVIDIA, - .device = PCI_DEVICE_ID_NVIDIA_NVENET_4, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, + PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_4), + .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC, }, { /* nForce3 Ethernet Controller */ - .vendor = PCI_VENDOR_ID_NVIDIA, - .device = PCI_DEVICE_ID_NVIDIA_NVENET_5, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, + PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_5), + .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC, }, { /* nForce3 Ethernet Controller */ - .vendor = PCI_VENDOR_ID_NVIDIA, - .device = PCI_DEVICE_ID_NVIDIA_NVENET_6, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, + PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_6), + .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC, }, { /* nForce3 Ethernet Controller */ - .vendor = PCI_VENDOR_ID_NVIDIA, - .device = PCI_DEVICE_ID_NVIDIA_NVENET_7, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, + PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_7), + .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC, }, { /* CK804 Ethernet Controller */ - .vendor = PCI_VENDOR_ID_NVIDIA, - .device = PCI_DEVICE_ID_NVIDIA_NVENET_8, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, + PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_8), + .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_HIGH_DMA, }, { /* CK804 Ethernet Controller */ - .vendor = PCI_VENDOR_ID_NVIDIA, - .device = PCI_DEVICE_ID_NVIDIA_NVENET_9, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, + PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_9), + .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_HIGH_DMA, }, { /* MCP04 Ethernet Controller */ - .vendor = PCI_VENDOR_ID_NVIDIA, - .device = PCI_DEVICE_ID_NVIDIA_NVENET_10, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, + PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_10), + .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_HIGH_DMA, }, { /* MCP04 Ethernet Controller */ - .vendor = PCI_VENDOR_ID_NVIDIA, - .device = PCI_DEVICE_ID_NVIDIA_NVENET_11, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, + PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_11), + .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_HIGH_DMA, }, { /* MCP51 Ethernet Controller */ - .vendor = PCI_VENDOR_ID_NVIDIA, - .device = PCI_DEVICE_ID_NVIDIA_NVENET_12, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, + PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_12), + .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA, }, { /* MCP51 Ethernet Controller */ - .vendor = PCI_VENDOR_ID_NVIDIA, - .device = PCI_DEVICE_ID_NVIDIA_NVENET_13, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, + PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_13), + .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA, }, { /* MCP55 Ethernet Controller */ - .vendor = PCI_VENDOR_ID_NVIDIA, - .device = PCI_DEVICE_ID_NVIDIA_NVENET_14, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, + PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_14), + .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_HIGH_DMA, }, { /* MCP55 Ethernet Controller */ - .vendor = PCI_VENDOR_ID_NVIDIA, - .device = PCI_DEVICE_ID_NVIDIA_NVENET_15, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .driver_data = DEV_NEED_LASTPACKET1|DEV_IRQMASK_2|DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER, + PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_15), + .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_HIGH_DMA, }, {0,}, }; diff --git a/drivers/net/hamradio/6pack.c b/drivers/net/hamradio/6pack.c index e44f8e9055e..0b230222bfe 100644 --- a/drivers/net/hamradio/6pack.c +++ b/drivers/net/hamradio/6pack.c @@ -130,12 +130,11 @@ struct sixpack { #define AX25_6PACK_HEADER_LEN 0 -static void sp_start_tx_timer(struct sixpack *); static void sixpack_decode(struct sixpack *, unsigned char[], int); static int encode_sixpack(unsigned char *, unsigned char *, int, unsigned char); /* - * perform the persistence/slottime algorithm for CSMA access. If the + * Perform the persistence/slottime algorithm for CSMA access. If the * persistence check was successful, write the data to the serial driver. * Note that in case of DAMA operation, the data is not sent here. */ @@ -143,7 +142,7 @@ static int encode_sixpack(unsigned char *, unsigned char *, int, unsigned char); static void sp_xmit_on_air(unsigned long channel) { struct sixpack *sp = (struct sixpack *) channel; - int actual; + int actual, when = sp->slottime; static unsigned char random; random = random * 17 + 41; @@ -159,20 +158,10 @@ static void sp_xmit_on_air(unsigned long channel) sp->tty->driver->write(sp->tty, &sp->led_state, 1); sp->status2 = 0; } else - sp_start_tx_timer(sp); + mod_timer(&sp->tx_t, jiffies + ((when + 1) * HZ) / 100); } /* ----> 6pack timer interrupt handler and friends. <---- */ -static void sp_start_tx_timer(struct sixpack *sp) -{ - int when = sp->slottime; - - del_timer(&sp->tx_t); - sp->tx_t.data = (unsigned long) sp; - sp->tx_t.function = sp_xmit_on_air; - sp->tx_t.expires = jiffies + ((when + 1) * HZ) / 100; - add_timer(&sp->tx_t); -} /* Encapsulate one AX.25 frame and stuff into a TTY queue. */ static void sp_encaps(struct sixpack *sp, unsigned char *icp, int len) @@ -243,8 +232,7 @@ static void sp_encaps(struct sixpack *sp, unsigned char *icp, int len) sp->xleft = count; sp->xhead = sp->xbuff; sp->status2 = count; - if (sp->duplex == 0) - sp_start_tx_timer(sp); + sp_xmit_on_air((unsigned long)sp); } return; @@ -320,12 +308,6 @@ static int sp_set_mac_address(struct net_device *dev, void *addr) { struct sockaddr_ax25 *sa = addr; - if (sa->sax25_family != AF_AX25) - return -EINVAL; - - if (!sa->sax25_ndigis) - return -EINVAL; - spin_lock_irq(&dev->xmit_lock); memcpy(dev->dev_addr, &sa->sax25_call, AX25_ADDR_LEN); spin_unlock_irq(&dev->xmit_lock); @@ -680,6 +662,9 @@ static int sixpack_open(struct tty_struct *tty) netif_start_queue(dev); init_timer(&sp->tx_t); + sp->tx_t.function = sp_xmit_on_air; + sp->tx_t.data = (unsigned long) sp; + init_timer(&sp->resync_t); spin_unlock_bh(&sp->lock); diff --git a/drivers/net/hamradio/Kconfig b/drivers/net/hamradio/Kconfig index 7cdebe1a0b6..de087cd609d 100644 --- a/drivers/net/hamradio/Kconfig +++ b/drivers/net/hamradio/Kconfig @@ -1,6 +1,6 @@ config MKISS tristate "Serial port KISS driver" - depends on AX25 && BROKEN_ON_SMP + depends on AX25 ---help--- KISS is a protocol used for the exchange of data between a computer and a Terminal Node Controller (a small embedded system commonly @@ -17,7 +17,7 @@ config MKISS config 6PACK tristate "Serial port 6PACK driver" - depends on AX25 && BROKEN_ON_SMP + depends on AX25 ---help--- 6pack is a transmission protocol for the data exchange between your PC and your TNC (the Terminal Node Controller acts as a kind of diff --git a/drivers/net/hamradio/baycom_epp.c b/drivers/net/hamradio/baycom_epp.c index a7f15d9f13e..5298096afbd 100644 --- a/drivers/net/hamradio/baycom_epp.c +++ b/drivers/net/hamradio/baycom_epp.c @@ -54,6 +54,7 @@ #include <linux/kmod.h> #include <linux/hdlcdrv.h> #include <linux/baycom.h> +#include <linux/jiffies.h> #if defined(CONFIG_AX25) || defined(CONFIG_AX25_MODULE) /* prototypes for ax25_encapsulate and ax25_rebuild_header */ #include <net/ax25.h> @@ -287,7 +288,7 @@ static inline void baycom_int_freq(struct baycom_state *bc) * measure the interrupt frequency */ bc->debug_vals.cur_intcnt++; - if ((cur_jiffies - bc->debug_vals.last_jiffies) >= HZ) { + if (time_after_eq(cur_jiffies, bc->debug_vals.last_jiffies + HZ)) { bc->debug_vals.last_jiffies = cur_jiffies; bc->debug_vals.last_intcnt = bc->debug_vals.cur_intcnt; bc->debug_vals.cur_intcnt = 0; diff --git a/drivers/net/hamradio/baycom_par.c b/drivers/net/hamradio/baycom_par.c index 612ad452bee..3b1bef1ee21 100644 --- a/drivers/net/hamradio/baycom_par.c +++ b/drivers/net/hamradio/baycom_par.c @@ -84,6 +84,7 @@ #include <linux/baycom.h> #include <linux/parport.h> #include <linux/bitops.h> +#include <linux/jiffies.h> #include <asm/bug.h> #include <asm/system.h> @@ -165,7 +166,7 @@ static void __inline__ baycom_int_freq(struct baycom_state *bc) * measure the interrupt frequency */ bc->debug_vals.cur_intcnt++; - if ((cur_jiffies - bc->debug_vals.last_jiffies) >= HZ) { + if (time_after_eq(cur_jiffies, bc->debug_vals.last_jiffies + HZ)) { bc->debug_vals.last_jiffies = cur_jiffies; bc->debug_vals.last_intcnt = bc->debug_vals.cur_intcnt; bc->debug_vals.cur_intcnt = 0; diff --git a/drivers/net/hamradio/baycom_ser_fdx.c b/drivers/net/hamradio/baycom_ser_fdx.c index 25f270b0537..232793d2ce6 100644 --- a/drivers/net/hamradio/baycom_ser_fdx.c +++ b/drivers/net/hamradio/baycom_ser_fdx.c @@ -79,6 +79,7 @@ #include <asm/io.h> #include <linux/hdlcdrv.h> #include <linux/baycom.h> +#include <linux/jiffies.h> /* --------------------------------------------------------------------- */ @@ -159,7 +160,7 @@ static inline void baycom_int_freq(struct baycom_state *bc) * measure the interrupt frequency */ bc->debug_vals.cur_intcnt++; - if ((cur_jiffies - bc->debug_vals.last_jiffies) >= HZ) { + if (time_after_eq(cur_jiffies, bc->debug_vals.last_jiffies + HZ)) { bc->debug_vals.last_jiffies = cur_jiffies; bc->debug_vals.last_intcnt = bc->debug_vals.cur_intcnt; bc->debug_vals.cur_intcnt = 0; diff --git a/drivers/net/hamradio/baycom_ser_hdx.c b/drivers/net/hamradio/baycom_ser_hdx.c index eead85d0096..be596a3eb3f 100644 --- a/drivers/net/hamradio/baycom_ser_hdx.c +++ b/drivers/net/hamradio/baycom_ser_hdx.c @@ -69,6 +69,7 @@ #include <asm/io.h> #include <linux/hdlcdrv.h> #include <linux/baycom.h> +#include <linux/jiffies.h> /* --------------------------------------------------------------------- */ @@ -150,7 +151,7 @@ static inline void baycom_int_freq(struct baycom_state *bc) * measure the interrupt frequency */ bc->debug_vals.cur_intcnt++; - if ((cur_jiffies - bc->debug_vals.last_jiffies) >= HZ) { + if (time_after_eq(cur_jiffies, bc->debug_vals.last_jiffies + HZ)) { bc->debug_vals.last_jiffies = cur_jiffies; bc->debug_vals.last_intcnt = bc->debug_vals.cur_intcnt; bc->debug_vals.cur_intcnt = 0; diff --git a/drivers/net/hamradio/mkiss.c b/drivers/net/hamradio/mkiss.c index 3035422f5ad..63b1a2b86ac 100644 --- a/drivers/net/hamradio/mkiss.c +++ b/drivers/net/hamradio/mkiss.c @@ -1,30 +1,19 @@ /* - * MKISS Driver + * This program is free software; you can distribute it and/or modify it + * under the terms of the GNU General Public License (Version 2) as + * published by the Free Software Foundation. * - * This module: - * This module is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. * - * This module implements the AX.25 protocol for kernel-based - * devices like TTYs. It interfaces between a raw TTY, and the - * kernel's AX.25 protocol layers, just like slip.c. - * AX.25 needs to be separated from slip.c while slip.c is no - * longer a static kernel device since it is a module. - * This method clears the way to implement other kiss protocols - * like mkiss smack g8bpq ..... so far only mkiss is implemented. + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA. * - * Hans Alblas <hans@esrac.ele.tue.nl> - * - * History - * Jonathan (G4KLX) Fixed to match Linux networking changes - 2.1.15. - * Matthias (DG2FEF) Added support for FlexNet CRC (on special request) - * Fixed bug in ax25_close(): dev_lock_wait() was - * called twice, causing a deadlock. - * Jeroen (PE1RXQ) Removed old MKISS_MAGIC stuff and calls to - * MOD_*_USE_COUNT - * Remove cli() and fix rtnl lock usage. + * Copyright (C) Hans Alblas PE1AYX <hans@esrac.ele.tue.nl> + * Copyright (C) 2004, 05 Ralf Baechle DL5RB <ralf@linux-mips.org> */ #include <linux/config.h> @@ -46,177 +35,300 @@ #include <linux/etherdevice.h> #include <linux/skbuff.h> #include <linux/if_arp.h> +#include <linux/jiffies.h> #include <net/ax25.h> -#include "mkiss.h" - #ifdef CONFIG_INET #include <linux/ip.h> #include <linux/tcp.h> #endif -static char banner[] __initdata = KERN_INFO "mkiss: AX.25 Multikiss, Hans Albas PE1AYX\n"; - -typedef struct ax25_ctrl { - struct ax_disp ctrl; /* */ - struct net_device dev; /* the device */ -} ax25_ctrl_t; - -static ax25_ctrl_t **ax25_ctrls; - -int ax25_maxdev = AX25_MAXDEV; /* Can be overridden with insmod! */ - -static struct tty_ldisc ax_ldisc; - -static int ax25_init(struct net_device *); -static int kiss_esc(unsigned char *, unsigned char *, int); -static int kiss_esc_crc(unsigned char *, unsigned char *, unsigned short, int); -static void kiss_unesc(struct ax_disp *, unsigned char); +#define AX_MTU 236 + +/* SLIP/KISS protocol characters. */ +#define END 0300 /* indicates end of frame */ +#define ESC 0333 /* indicates byte stuffing */ +#define ESC_END 0334 /* ESC ESC_END means END 'data' */ +#define ESC_ESC 0335 /* ESC ESC_ESC means ESC 'data' */ + +struct mkiss { + struct tty_struct *tty; /* ptr to TTY structure */ + struct net_device *dev; /* easy for intr handling */ + + /* These are pointers to the malloc()ed frame buffers. */ + spinlock_t buflock;/* lock for rbuf and xbuf */ + unsigned char *rbuff; /* receiver buffer */ + int rcount; /* received chars counter */ + unsigned char *xbuff; /* transmitter buffer */ + unsigned char *xhead; /* pointer to next byte to XMIT */ + int xleft; /* bytes left in XMIT queue */ + + struct net_device_stats stats; + + /* Detailed SLIP statistics. */ + int mtu; /* Our mtu (to spot changes!) */ + int buffsize; /* Max buffers sizes */ + + unsigned long flags; /* Flag values/ mode etc */ + /* long req'd: used by set_bit --RR */ +#define AXF_INUSE 0 /* Channel in use */ +#define AXF_ESCAPE 1 /* ESC received */ +#define AXF_ERROR 2 /* Parity, etc. error */ +#define AXF_KEEPTEST 3 /* Keepalive test flag */ +#define AXF_OUTWAIT 4 /* is outpacket was flag */ + + int mode; + int crcmode; /* MW: for FlexNet, SMACK etc. */ +#define CRC_MODE_NONE 0 +#define CRC_MODE_FLEX 1 +#define CRC_MODE_SMACK 2 + + atomic_t refcnt; + struct semaphore dead_sem; +}; /*---------------------------------------------------------------------------*/ -static const unsigned short Crc_flex_table[] = { - 0x0f87, 0x1e0e, 0x2c95, 0x3d1c, 0x49a3, 0x582a, 0x6ab1, 0x7b38, - 0x83cf, 0x9246, 0xa0dd, 0xb154, 0xc5eb, 0xd462, 0xe6f9, 0xf770, - 0x1f06, 0x0e8f, 0x3c14, 0x2d9d, 0x5922, 0x48ab, 0x7a30, 0x6bb9, - 0x934e, 0x82c7, 0xb05c, 0xa1d5, 0xd56a, 0xc4e3, 0xf678, 0xe7f1, - 0x2e85, 0x3f0c, 0x0d97, 0x1c1e, 0x68a1, 0x7928, 0x4bb3, 0x5a3a, - 0xa2cd, 0xb344, 0x81df, 0x9056, 0xe4e9, 0xf560, 0xc7fb, 0xd672, - 0x3e04, 0x2f8d, 0x1d16, 0x0c9f, 0x7820, 0x69a9, 0x5b32, 0x4abb, - 0xb24c, 0xa3c5, 0x915e, 0x80d7, 0xf468, 0xe5e1, 0xd77a, 0xc6f3, - 0x4d83, 0x5c0a, 0x6e91, 0x7f18, 0x0ba7, 0x1a2e, 0x28b5, 0x393c, - 0xc1cb, 0xd042, 0xe2d9, 0xf350, 0x87ef, 0x9666, 0xa4fd, 0xb574, - 0x5d02, 0x4c8b, 0x7e10, 0x6f99, 0x1b26, 0x0aaf, 0x3834, 0x29bd, - 0xd14a, 0xc0c3, 0xf258, 0xe3d1, 0x976e, 0x86e7, 0xb47c, 0xa5f5, - 0x6c81, 0x7d08, 0x4f93, 0x5e1a, 0x2aa5, 0x3b2c, 0x09b7, 0x183e, - 0xe0c9, 0xf140, 0xc3db, 0xd252, 0xa6ed, 0xb764, 0x85ff, 0x9476, - 0x7c00, 0x6d89, 0x5f12, 0x4e9b, 0x3a24, 0x2bad, 0x1936, 0x08bf, - 0xf048, 0xe1c1, 0xd35a, 0xc2d3, 0xb66c, 0xa7e5, 0x957e, 0x84f7, - 0x8b8f, 0x9a06, 0xa89d, 0xb914, 0xcdab, 0xdc22, 0xeeb9, 0xff30, - 0x07c7, 0x164e, 0x24d5, 0x355c, 0x41e3, 0x506a, 0x62f1, 0x7378, - 0x9b0e, 0x8a87, 0xb81c, 0xa995, 0xdd2a, 0xcca3, 0xfe38, 0xefb1, - 0x1746, 0x06cf, 0x3454, 0x25dd, 0x5162, 0x40eb, 0x7270, 0x63f9, - 0xaa8d, 0xbb04, 0x899f, 0x9816, 0xeca9, 0xfd20, 0xcfbb, 0xde32, - 0x26c5, 0x374c, 0x05d7, 0x145e, 0x60e1, 0x7168, 0x43f3, 0x527a, - 0xba0c, 0xab85, 0x991e, 0x8897, 0xfc28, 0xeda1, 0xdf3a, 0xceb3, - 0x3644, 0x27cd, 0x1556, 0x04df, 0x7060, 0x61e9, 0x5372, 0x42fb, - 0xc98b, 0xd802, 0xea99, 0xfb10, 0x8faf, 0x9e26, 0xacbd, 0xbd34, - 0x45c3, 0x544a, 0x66d1, 0x7758, 0x03e7, 0x126e, 0x20f5, 0x317c, - 0xd90a, 0xc883, 0xfa18, 0xeb91, 0x9f2e, 0x8ea7, 0xbc3c, 0xadb5, - 0x5542, 0x44cb, 0x7650, 0x67d9, 0x1366, 0x02ef, 0x3074, 0x21fd, - 0xe889, 0xf900, 0xcb9b, 0xda12, 0xaead, 0xbf24, 0x8dbf, 0x9c36, - 0x64c1, 0x7548, 0x47d3, 0x565a, 0x22e5, 0x336c, 0x01f7, 0x107e, - 0xf808, 0xe981, 0xdb1a, 0xca93, 0xbe2c, 0xafa5, 0x9d3e, 0x8cb7, - 0x7440, 0x65c9, 0x5752, 0x46db, 0x3264, 0x23ed, 0x1176, 0x00ff +static const unsigned short crc_flex_table[] = { + 0x0f87, 0x1e0e, 0x2c95, 0x3d1c, 0x49a3, 0x582a, 0x6ab1, 0x7b38, + 0x83cf, 0x9246, 0xa0dd, 0xb154, 0xc5eb, 0xd462, 0xe6f9, 0xf770, + 0x1f06, 0x0e8f, 0x3c14, 0x2d9d, 0x5922, 0x48ab, 0x7a30, 0x6bb9, + 0x934e, 0x82c7, 0xb05c, 0xa1d5, 0xd56a, 0xc4e3, 0xf678, 0xe7f1, + 0x2e85, 0x3f0c, 0x0d97, 0x1c1e, 0x68a1, 0x7928, 0x4bb3, 0x5a3a, + 0xa2cd, 0xb344, 0x81df, 0x9056, 0xe4e9, 0xf560, 0xc7fb, 0xd672, + 0x3e04, 0x2f8d, 0x1d16, 0x0c9f, 0x7820, 0x69a9, 0x5b32, 0x4abb, + 0xb24c, 0xa3c5, 0x915e, 0x80d7, 0xf468, 0xe5e1, 0xd77a, 0xc6f3, + 0x4d83, 0x5c0a, 0x6e91, 0x7f18, 0x0ba7, 0x1a2e, 0x28b5, 0x393c, + 0xc1cb, 0xd042, 0xe2d9, 0xf350, 0x87ef, 0x9666, 0xa4fd, 0xb574, + 0x5d02, 0x4c8b, 0x7e10, 0x6f99, 0x1b26, 0x0aaf, 0x3834, 0x29bd, + 0xd14a, 0xc0c3, 0xf258, 0xe3d1, 0x976e, 0x86e7, 0xb47c, 0xa5f5, + 0x6c81, 0x7d08, 0x4f93, 0x5e1a, 0x2aa5, 0x3b2c, 0x09b7, 0x183e, + 0xe0c9, 0xf140, 0xc3db, 0xd252, 0xa6ed, 0xb764, 0x85ff, 0x9476, + 0x7c00, 0x6d89, 0x5f12, 0x4e9b, 0x3a24, 0x2bad, 0x1936, 0x08bf, + 0xf048, 0xe1c1, 0xd35a, 0xc2d3, 0xb66c, 0xa7e5, 0x957e, 0x84f7, + 0x8b8f, 0x9a06, 0xa89d, 0xb914, 0xcdab, 0xdc22, 0xeeb9, 0xff30, + 0x07c7, 0x164e, 0x24d5, 0x355c, 0x41e3, 0x506a, 0x62f1, 0x7378, + 0x9b0e, 0x8a87, 0xb81c, 0xa995, 0xdd2a, 0xcca3, 0xfe38, 0xefb1, + 0x1746, 0x06cf, 0x3454, 0x25dd, 0x5162, 0x40eb, 0x7270, 0x63f9, + 0xaa8d, 0xbb04, 0x899f, 0x9816, 0xeca9, 0xfd20, 0xcfbb, 0xde32, + 0x26c5, 0x374c, 0x05d7, 0x145e, 0x60e1, 0x7168, 0x43f3, 0x527a, + 0xba0c, 0xab85, 0x991e, 0x8897, 0xfc28, 0xeda1, 0xdf3a, 0xceb3, + 0x3644, 0x27cd, 0x1556, 0x04df, 0x7060, 0x61e9, 0x5372, 0x42fb, + 0xc98b, 0xd802, 0xea99, 0xfb10, 0x8faf, 0x9e26, 0xacbd, 0xbd34, + 0x45c3, 0x544a, 0x66d1, 0x7758, 0x03e7, 0x126e, 0x20f5, 0x317c, + 0xd90a, 0xc883, 0xfa18, 0xeb91, 0x9f2e, 0x8ea7, 0xbc3c, 0xadb5, + 0x5542, 0x44cb, 0x7650, 0x67d9, 0x1366, 0x02ef, 0x3074, 0x21fd, + 0xe889, 0xf900, 0xcb9b, 0xda12, 0xaead, 0xbf24, 0x8dbf, 0x9c36, + 0x64c1, 0x7548, 0x47d3, 0x565a, 0x22e5, 0x336c, 0x01f7, 0x107e, + 0xf808, 0xe981, 0xdb1a, 0xca93, 0xbe2c, 0xafa5, 0x9d3e, 0x8cb7, + 0x7440, 0x65c9, 0x5752, 0x46db, 0x3264, 0x23ed, 0x1176, 0x00ff }; -/*---------------------------------------------------------------------------*/ - static unsigned short calc_crc_flex(unsigned char *cp, int size) { - unsigned short crc = 0xffff; - - while (size--) - crc = (crc << 8) ^ Crc_flex_table[((crc >> 8) ^ *cp++) & 0xff]; + unsigned short crc = 0xffff; - return crc; -} + while (size--) + crc = (crc << 8) ^ crc_flex_table[((crc >> 8) ^ *cp++) & 0xff]; -/*---------------------------------------------------------------------------*/ + return crc; +} static int check_crc_flex(unsigned char *cp, int size) { - unsigned short crc = 0xffff; + unsigned short crc = 0xffff; - if (size < 3) - return -1; + if (size < 3) + return -1; - while (size--) - crc = (crc << 8) ^ Crc_flex_table[((crc >> 8) ^ *cp++) & 0xff]; + while (size--) + crc = (crc << 8) ^ crc_flex_table[((crc >> 8) ^ *cp++) & 0xff]; - if ((crc & 0xffff) != 0x7070) - return -1; + if ((crc & 0xffff) != 0x7070) + return -1; - return 0; + return 0; } -/*---------------------------------------------------------------------------*/ +/* + * Standard encapsulation + */ -/* Find a free channel, and link in this `tty' line. */ -static inline struct ax_disp *ax_alloc(void) +static int kiss_esc(unsigned char *s, unsigned char *d, int len) { - ax25_ctrl_t *axp=NULL; - int i; + unsigned char *ptr = d; + unsigned char c; - for (i = 0; i < ax25_maxdev; i++) { - axp = ax25_ctrls[i]; + /* + * Send an initial END character to flush out any data that may have + * accumulated in the receiver due to line noise. + */ - /* Not allocated ? */ - if (axp == NULL) - break; + *ptr++ = END; - /* Not in use ? */ - if (!test_and_set_bit(AXF_INUSE, &axp->ctrl.flags)) + while (len-- > 0) { + switch (c = *s++) { + case END: + *ptr++ = ESC; + *ptr++ = ESC_END; break; + case ESC: + *ptr++ = ESC; + *ptr++ = ESC_ESC; + break; + default: + *ptr++ = c; + break; + } } - /* Sorry, too many, all slots in use */ - if (i >= ax25_maxdev) - return NULL; + *ptr++ = END; + + return ptr - d; +} + +/* + * MW: + * OK its ugly, but tell me a better solution without copying the + * packet to a temporary buffer :-) + */ +static int kiss_esc_crc(unsigned char *s, unsigned char *d, unsigned short crc, + int len) +{ + unsigned char *ptr = d; + unsigned char c=0; + + *ptr++ = END; + while (len > 0) { + if (len > 2) + c = *s++; + else if (len > 1) + c = crc >> 8; + else if (len > 0) + c = crc & 0xff; + + len--; - /* If no channels are available, allocate one */ - if (axp == NULL && (ax25_ctrls[i] = kmalloc(sizeof(ax25_ctrl_t), GFP_KERNEL)) != NULL) { - axp = ax25_ctrls[i]; + switch (c) { + case END: + *ptr++ = ESC; + *ptr++ = ESC_END; + break; + case ESC: + *ptr++ = ESC; + *ptr++ = ESC_ESC; + break; + default: + *ptr++ = c; + break; + } } - memset(axp, 0, sizeof(ax25_ctrl_t)); - - /* Initialize channel control data */ - set_bit(AXF_INUSE, &axp->ctrl.flags); - sprintf(axp->dev.name, "ax%d", i++); - axp->ctrl.tty = NULL; - axp->dev.base_addr = i; - axp->dev.priv = (void *)&axp->ctrl; - axp->dev.next = NULL; - axp->dev.init = ax25_init; - - if (axp != NULL) { - /* - * register device so that it can be ifconfig'ed - * ax25_init() will be called as a side-effect - * SIDE-EFFECT WARNING: ax25_init() CLEARS axp->ctrl ! - */ - if (register_netdev(&axp->dev) == 0) { - /* (Re-)Set the INUSE bit. Very Important! */ - set_bit(AXF_INUSE, &axp->ctrl.flags); - axp->ctrl.dev = &axp->dev; - axp->dev.priv = (void *) &axp->ctrl; - - return &axp->ctrl; - } else { - clear_bit(AXF_INUSE,&axp->ctrl.flags); - printk(KERN_ERR "mkiss: ax_alloc() - register_netdev() failure.\n"); + *ptr++ = END; + + return ptr - d; +} + +/* Send one completely decapsulated AX.25 packet to the AX.25 layer. */ +static void ax_bump(struct mkiss *ax) +{ + struct sk_buff *skb; + int count; + + spin_lock_bh(&ax->buflock); + if (ax->rbuff[0] > 0x0f) { + if (ax->rbuff[0] & 0x20) { + ax->crcmode = CRC_MODE_FLEX; + if (check_crc_flex(ax->rbuff, ax->rcount) < 0) { + ax->stats.rx_errors++; + return; + } + ax->rcount -= 2; + /* dl9sau bugfix: the trailling two bytes flexnet crc + * will not be passed to the kernel. thus we have + * to correct the kissparm signature, because it + * indicates a crc but there's none + */ + *ax->rbuff &= ~0x20; } + } + spin_unlock_bh(&ax->buflock); + + count = ax->rcount; + + if ((skb = dev_alloc_skb(count)) == NULL) { + printk(KERN_ERR "mkiss: %s: memory squeeze, dropping packet.\n", + ax->dev->name); + ax->stats.rx_dropped++; + return; } - return NULL; + spin_lock_bh(&ax->buflock); + memcpy(skb_put(skb,count), ax->rbuff, count); + spin_unlock_bh(&ax->buflock); + skb->protocol = ax25_type_trans(skb, ax->dev); + netif_rx(skb); + ax->dev->last_rx = jiffies; + ax->stats.rx_packets++; + ax->stats.rx_bytes += count; } -/* Free an AX25 channel. */ -static inline void ax_free(struct ax_disp *ax) +static void kiss_unesc(struct mkiss *ax, unsigned char s) { - /* Free all AX25 frame buffers. */ - if (ax->rbuff) - kfree(ax->rbuff); - ax->rbuff = NULL; - if (ax->xbuff) - kfree(ax->xbuff); - ax->xbuff = NULL; - if (!test_and_clear_bit(AXF_INUSE, &ax->flags)) - printk(KERN_ERR "mkiss: %s: ax_free for already free unit.\n", ax->dev->name); + switch (s) { + case END: + /* drop keeptest bit = VSV */ + if (test_bit(AXF_KEEPTEST, &ax->flags)) + clear_bit(AXF_KEEPTEST, &ax->flags); + + if (!test_and_clear_bit(AXF_ERROR, &ax->flags) && (ax->rcount > 2)) + ax_bump(ax); + + clear_bit(AXF_ESCAPE, &ax->flags); + ax->rcount = 0; + return; + + case ESC: + set_bit(AXF_ESCAPE, &ax->flags); + return; + case ESC_ESC: + if (test_and_clear_bit(AXF_ESCAPE, &ax->flags)) + s = ESC; + break; + case ESC_END: + if (test_and_clear_bit(AXF_ESCAPE, &ax->flags)) + s = END; + break; + } + + spin_lock_bh(&ax->buflock); + if (!test_bit(AXF_ERROR, &ax->flags)) { + if (ax->rcount < ax->buffsize) { + ax->rbuff[ax->rcount++] = s; + spin_unlock_bh(&ax->buflock); + return; + } + + ax->stats.rx_over_errors++; + set_bit(AXF_ERROR, &ax->flags); + } + spin_unlock_bh(&ax->buflock); +} + +static int ax_set_mac_address(struct net_device *dev, void *addr) +{ + struct sockaddr_ax25 *sa = addr; + + spin_lock_irq(&dev->xmit_lock); + memcpy(dev->dev_addr, &sa->sax25_call, AX25_ADDR_LEN); + spin_unlock_irq(&dev->xmit_lock); + + return 0; } -static void ax_changedmtu(struct ax_disp *ax) +/*---------------------------------------------------------------------------*/ + +static void ax_changedmtu(struct mkiss *ax) { struct net_device *dev = ax->dev; unsigned char *xbuff, *rbuff, *oxbuff, *orbuff; @@ -236,7 +348,8 @@ static void ax_changedmtu(struct ax_disp *ax) rbuff = kmalloc(len + 4, GFP_ATOMIC); if (xbuff == NULL || rbuff == NULL) { - printk(KERN_ERR "mkiss: %s: unable to grow ax25 buffers, MTU change cancelled.\n", + printk(KERN_ERR "mkiss: %s: unable to grow ax25 buffers, " + "MTU change cancelled.\n", ax->dev->name); dev->mtu = ax->mtu; if (xbuff != NULL) @@ -258,7 +371,7 @@ static void ax_changedmtu(struct ax_disp *ax) memcpy(ax->xbuff, ax->xhead, ax->xleft); } else { ax->xleft = 0; - ax->tx_dropped++; + ax->stats.tx_dropped++; } } @@ -269,7 +382,7 @@ static void ax_changedmtu(struct ax_disp *ax) memcpy(ax->rbuff, orbuff, ax->rcount); } else { ax->rcount = 0; - ax->rx_over_errors++; + ax->stats.rx_over_errors++; set_bit(AXF_ERROR, &ax->flags); } } @@ -279,72 +392,14 @@ static void ax_changedmtu(struct ax_disp *ax) spin_unlock_bh(&ax->buflock); - if (oxbuff != NULL) - kfree(oxbuff); - if (orbuff != NULL) - kfree(orbuff); -} - - -/* Set the "sending" flag. This must be atomic. */ -static inline void ax_lock(struct ax_disp *ax) -{ - netif_stop_queue(ax->dev); -} - - -/* Clear the "sending" flag. This must be atomic. */ -static inline void ax_unlock(struct ax_disp *ax) -{ - netif_start_queue(ax->dev); -} - -/* Send one completely decapsulated AX.25 packet to the AX.25 layer. */ -static void ax_bump(struct ax_disp *ax) -{ - struct sk_buff *skb; - int count; - - spin_lock_bh(&ax->buflock); - if (ax->rbuff[0] > 0x0f) { - if (ax->rbuff[0] & 0x20) { - ax->crcmode = CRC_MODE_FLEX; - if (check_crc_flex(ax->rbuff, ax->rcount) < 0) { - ax->rx_errors++; - return; - } - ax->rcount -= 2; - /* dl9sau bugfix: the trailling two bytes flexnet crc - * will not be passed to the kernel. thus we have - * to correct the kissparm signature, because it - * indicates a crc but there's none - */ - *ax->rbuff &= ~0x20; - } - } - spin_unlock_bh(&ax->buflock); - - count = ax->rcount; - - if ((skb = dev_alloc_skb(count)) == NULL) { - printk(KERN_ERR "mkiss: %s: memory squeeze, dropping packet.\n", ax->dev->name); - ax->rx_dropped++; - return; - } - - spin_lock_bh(&ax->buflock); - memcpy(skb_put(skb,count), ax->rbuff, count); - spin_unlock_bh(&ax->buflock); - skb->protocol = ax25_type_trans(skb, ax->dev); - netif_rx(skb); - ax->dev->last_rx = jiffies; - ax->rx_packets++; - ax->rx_bytes+=count; + kfree(oxbuff); + kfree(orbuff); } /* Encapsulate one AX.25 packet and stuff into a TTY queue. */ -static void ax_encaps(struct ax_disp *ax, unsigned char *icp, int len) +static void ax_encaps(struct net_device *dev, unsigned char *icp, int len) { + struct mkiss *ax = netdev_priv(dev); unsigned char *p; int actual, count; @@ -354,8 +409,8 @@ static void ax_encaps(struct ax_disp *ax, unsigned char *icp, int len) if (len > ax->mtu) { /* Sigh, shouldn't occur BUT ... */ len = ax->mtu; printk(KERN_ERR "mkiss: %s: truncating oversized transmit packet!\n", ax->dev->name); - ax->tx_dropped++; - ax_unlock(ax); + ax->stats.tx_dropped++; + netif_start_queue(dev); return; } @@ -376,10 +431,11 @@ static void ax_encaps(struct ax_disp *ax, unsigned char *icp, int len) break; } - ax->tty->flags |= (1 << TTY_DO_WRITE_WAKEUP); + set_bit(TTY_DO_WRITE_WAKEUP, &ax->tty->flags); actual = ax->tty->driver->write(ax->tty, ax->xbuff, count); - ax->tx_packets++; - ax->tx_bytes+=actual; + ax->stats.tx_packets++; + ax->stats.tx_bytes += actual; + ax->dev->trans_start = jiffies; ax->xleft = count - actual; ax->xhead = ax->xbuff + actual; @@ -387,37 +443,10 @@ static void ax_encaps(struct ax_disp *ax, unsigned char *icp, int len) spin_unlock_bh(&ax->buflock); } -/* - * Called by the driver when there's room for more data. If we have - * more packets to send, we send them here. - */ -static void ax25_write_wakeup(struct tty_struct *tty) -{ - int actual; - struct ax_disp *ax = (struct ax_disp *) tty->disc_data; - - /* First make sure we're connected. */ - if (ax == NULL || ax->magic != AX25_MAGIC || !netif_running(ax->dev)) - return; - if (ax->xleft <= 0) { - /* Now serial buffer is almost free & we can start - * transmission of another packet - */ - tty->flags &= ~(1 << TTY_DO_WRITE_WAKEUP); - - netif_wake_queue(ax->dev); - return; - } - - actual = tty->driver->write(tty, ax->xhead, ax->xleft); - ax->xleft -= actual; - ax->xhead += actual; -} - /* Encapsulate an AX.25 packet and kick it into a TTY queue. */ static int ax_xmit(struct sk_buff *skb, struct net_device *dev) { - struct ax_disp *ax = netdev_priv(dev); + struct mkiss *ax = netdev_priv(dev); if (!netif_running(dev)) { printk(KERN_ERR "mkiss: %s: xmit call when iface is down\n", dev->name); @@ -429,7 +458,7 @@ static int ax_xmit(struct sk_buff *skb, struct net_device *dev) * May be we must check transmitter timeout here ? * 14 Oct 1994 Dmitry Gorodchanin. */ - if (jiffies - dev->trans_start < 20 * HZ) { + if (time_before(jiffies, dev->trans_start + 20 * HZ)) { /* 20 sec timeout not reached */ return 1; } @@ -439,20 +468,30 @@ static int ax_xmit(struct sk_buff *skb, struct net_device *dev) "bad line quality" : "driver error"); ax->xleft = 0; - ax->tty->flags &= ~(1 << TTY_DO_WRITE_WAKEUP); - ax_unlock(ax); + clear_bit(TTY_DO_WRITE_WAKEUP, &ax->tty->flags); + netif_start_queue(dev); } /* We were not busy, so we are now... :-) */ if (skb != NULL) { - ax_lock(ax); - ax_encaps(ax, skb->data, skb->len); + netif_stop_queue(dev); + ax_encaps(dev, skb->data, skb->len); kfree_skb(skb); } return 0; } +static int ax_open_dev(struct net_device *dev) +{ + struct mkiss *ax = netdev_priv(dev); + + if (ax->tty == NULL) + return -ENODEV; + + return 0; +} + #if defined(CONFIG_AX25) || defined(CONFIG_AX25_MODULE) /* Return the frame type ID */ @@ -481,7 +520,7 @@ static int ax_rebuild_header(struct sk_buff *skb) /* Open the low-level part of the AX25 channel. Easy! */ static int ax_open(struct net_device *dev) { - struct ax_disp *ax = netdev_priv(dev); + struct mkiss *ax = netdev_priv(dev); unsigned long len; if (ax->tty == NULL) @@ -518,7 +557,6 @@ static int ax_open(struct net_device *dev) spin_lock_init(&ax->buflock); - netif_start_queue(dev); return 0; noxbuff: @@ -532,68 +570,100 @@ norbuff: /* Close the low-level part of the AX25 channel. Easy! */ static int ax_close(struct net_device *dev) { - struct ax_disp *ax = netdev_priv(dev); + struct mkiss *ax = netdev_priv(dev); - if (ax->tty == NULL) - return -EBUSY; - - ax->tty->flags &= ~(1 << TTY_DO_WRITE_WAKEUP); + if (ax->tty) + clear_bit(TTY_DO_WRITE_WAKEUP, &ax->tty->flags); netif_stop_queue(dev); return 0; } -static int ax25_receive_room(struct tty_struct *tty) +static struct net_device_stats *ax_get_stats(struct net_device *dev) { - return 65536; /* We can handle an infinite amount of data. :-) */ + struct mkiss *ax = netdev_priv(dev); + + return &ax->stats; +} + +static void ax_setup(struct net_device *dev) +{ + static char ax25_bcast[AX25_ADDR_LEN] = + {'Q'<<1,'S'<<1,'T'<<1,' '<<1,' '<<1,' '<<1,'0'<<1}; + static char ax25_test[AX25_ADDR_LEN] = + {'L'<<1,'I'<<1,'N'<<1,'U'<<1,'X'<<1,' '<<1,'1'<<1}; + + /* Finish setting up the DEVICE info. */ + dev->mtu = AX_MTU; + dev->hard_start_xmit = ax_xmit; + dev->open = ax_open_dev; + dev->stop = ax_close; + dev->get_stats = ax_get_stats; + dev->set_mac_address = ax_set_mac_address; + dev->hard_header_len = 0; + dev->addr_len = 0; + dev->type = ARPHRD_AX25; + dev->tx_queue_len = 10; + dev->hard_header = ax_header; + dev->rebuild_header = ax_rebuild_header; + + memcpy(dev->broadcast, ax25_bcast, AX25_ADDR_LEN); + memcpy(dev->dev_addr, ax25_test, AX25_ADDR_LEN); + + dev->flags = IFF_BROADCAST | IFF_MULTICAST; } /* - * Handle the 'receiver data ready' interrupt. - * This function is called by the 'tty_io' module in the kernel when - * a block of data has been received, which can now be decapsulated - * and sent on to the AX.25 layer for further processing. + * We have a potential race on dereferencing tty->disc_data, because the tty + * layer provides no locking at all - thus one cpu could be running + * sixpack_receive_buf while another calls sixpack_close, which zeroes + * tty->disc_data and frees the memory that sixpack_receive_buf is using. The + * best way to fix this is to use a rwlock in the tty struct, but for now we + * use a single global rwlock for all ttys in ppp line discipline. */ -static void ax25_receive_buf(struct tty_struct *tty, const unsigned char *cp, char *fp, int count) +static rwlock_t disc_data_lock = RW_LOCK_UNLOCKED; + +static struct mkiss *mkiss_get(struct tty_struct *tty) { - struct ax_disp *ax = (struct ax_disp *) tty->disc_data; + struct mkiss *ax; - if (ax == NULL || ax->magic != AX25_MAGIC || !netif_running(ax->dev)) - return; + read_lock(&disc_data_lock); + ax = tty->disc_data; + if (ax) + atomic_inc(&ax->refcnt); + read_unlock(&disc_data_lock); - /* - * Argh! mtu change time! - costs us the packet part received - * at the change - */ - if (ax->mtu != ax->dev->mtu + 73) - ax_changedmtu(ax); - - /* Read the characters out of the buffer */ - while (count--) { - if (fp != NULL && *fp++) { - if (!test_and_set_bit(AXF_ERROR, &ax->flags)) - ax->rx_errors++; - cp++; - continue; - } + return ax; +} - kiss_unesc(ax, *cp++); - } +static void mkiss_put(struct mkiss *ax) +{ + if (atomic_dec_and_test(&ax->refcnt)) + up(&ax->dead_sem); } -static int ax25_open(struct tty_struct *tty) +static int mkiss_open(struct tty_struct *tty) { - struct ax_disp *ax = (struct ax_disp *) tty->disc_data; + struct net_device *dev; + struct mkiss *ax; int err; - /* First make sure we're not already connected. */ - if (ax && ax->magic == AX25_MAGIC) - return -EEXIST; + if (!capable(CAP_NET_ADMIN)) + return -EPERM; - /* OK. Find a free AX25 channel to use. */ - if ((ax = ax_alloc()) == NULL) - return -ENFILE; + dev = alloc_netdev(sizeof(struct mkiss), "ax%d", ax_setup); + if (!dev) { + err = -ENOMEM; + goto out; + } + + ax = netdev_priv(dev); + ax->dev = dev; + + spin_lock_init(&ax->buflock); + atomic_set(&ax->refcnt, 1); + init_MUTEX_LOCKED(&ax->dead_sem); ax->tty = tty; tty->disc_data = ax; @@ -602,283 +672,212 @@ static int ax25_open(struct tty_struct *tty) tty->driver->flush_buffer(tty); /* Restore default settings */ - ax->dev->type = ARPHRD_AX25; + dev->type = ARPHRD_AX25; /* Perform the low-level AX25 initialization. */ - if ((err = ax_open(ax->dev))) - return err; + if ((err = ax_open(ax->dev))) { + goto out_free_netdev; + } - /* Done. We have linked the TTY line to a channel. */ - return ax->dev->base_addr; -} + if (register_netdev(dev)) + goto out_free_buffers; -static void ax25_close(struct tty_struct *tty) -{ - struct ax_disp *ax = (struct ax_disp *) tty->disc_data; + netif_start_queue(dev); - /* First make sure we're connected. */ - if (ax == NULL || ax->magic != AX25_MAGIC) - return; + /* Done. We have linked the TTY line to a channel. */ + return 0; - unregister_netdev(ax->dev); +out_free_buffers: + kfree(ax->rbuff); + kfree(ax->xbuff); - tty->disc_data = NULL; - ax->tty = NULL; +out_free_netdev: + free_netdev(dev); - ax_free(ax); +out: + return err; } - -static struct net_device_stats *ax_get_stats(struct net_device *dev) +static void mkiss_close(struct tty_struct *tty) { - static struct net_device_stats stats; - struct ax_disp *ax = netdev_priv(dev); - - memset(&stats, 0, sizeof(struct net_device_stats)); - - stats.rx_packets = ax->rx_packets; - stats.tx_packets = ax->tx_packets; - stats.rx_bytes = ax->rx_bytes; - stats.tx_bytes = ax->tx_bytes; - stats.rx_dropped = ax->rx_dropped; - stats.tx_dropped = ax->tx_dropped; - stats.tx_errors = ax->tx_errors; - stats.rx_errors = ax->rx_errors; - stats.rx_over_errors = ax->rx_over_errors; - - return &stats; -} + struct mkiss *ax; + write_lock(&disc_data_lock); + ax = tty->disc_data; + tty->disc_data = NULL; + write_unlock(&disc_data_lock); -/************************************************************************ - * STANDARD ENCAPSULATION * - ************************************************************************/ - -static int kiss_esc(unsigned char *s, unsigned char *d, int len) -{ - unsigned char *ptr = d; - unsigned char c; + if (ax == 0) + return; /* - * Send an initial END character to flush out any - * data that may have accumulated in the receiver - * due to line noise. + * We have now ensured that nobody can start using ap from now on, but + * we have to wait for all existing users to finish. */ + if (!atomic_dec_and_test(&ax->refcnt)) + down(&ax->dead_sem); - *ptr++ = END; - - while (len-- > 0) { - switch (c = *s++) { - case END: - *ptr++ = ESC; - *ptr++ = ESC_END; - break; - case ESC: - *ptr++ = ESC; - *ptr++ = ESC_ESC; - break; - default: - *ptr++ = c; - break; - } - } + unregister_netdev(ax->dev); - *ptr++ = END; + /* Free all AX25 frame buffers. */ + kfree(ax->rbuff); + kfree(ax->xbuff); - return ptr - d; + ax->tty = NULL; } -/* - * MW: - * OK its ugly, but tell me a better solution without copying the - * packet to a temporary buffer :-) - */ -static int kiss_esc_crc(unsigned char *s, unsigned char *d, unsigned short crc, int len) +/* Perform I/O control on an active ax25 channel. */ +static int mkiss_ioctl(struct tty_struct *tty, struct file *file, + unsigned int cmd, unsigned long arg) { - unsigned char *ptr = d; - unsigned char c=0; - - *ptr++ = END; - while (len > 0) { - if (len > 2) - c = *s++; - else if (len > 1) - c = crc >> 8; - else if (len > 0) - c = crc & 0xff; + struct mkiss *ax = mkiss_get(tty); + struct net_device *dev = ax->dev; + unsigned int tmp, err; - len--; + /* First make sure we're connected. */ + if (ax == NULL) + return -ENXIO; - switch (c) { - case END: - *ptr++ = ESC; - *ptr++ = ESC_END; - break; - case ESC: - *ptr++ = ESC; - *ptr++ = ESC_ESC; - break; - default: - *ptr++ = c; - break; + switch (cmd) { + case SIOCGIFNAME: + err = copy_to_user((void __user *) arg, ax->dev->name, + strlen(ax->dev->name) + 1) ? -EFAULT : 0; + break; + + case SIOCGIFENCAP: + err = put_user(4, (int __user *) arg); + break; + + case SIOCSIFENCAP: + if (get_user(tmp, (int __user *) arg)) { + err = -EFAULT; + break; } - } - *ptr++ = END; - return ptr - d; -} -static void kiss_unesc(struct ax_disp *ax, unsigned char s) -{ - switch (s) { - case END: - /* drop keeptest bit = VSV */ - if (test_bit(AXF_KEEPTEST, &ax->flags)) - clear_bit(AXF_KEEPTEST, &ax->flags); + ax->mode = tmp; + dev->addr_len = AX25_ADDR_LEN; + dev->hard_header_len = AX25_KISS_HEADER_LEN + + AX25_MAX_HEADER_LEN + 3; + dev->type = ARPHRD_AX25; - if (!test_and_clear_bit(AXF_ERROR, &ax->flags) && (ax->rcount > 2)) - ax_bump(ax); + err = 0; + break; - clear_bit(AXF_ESCAPE, &ax->flags); - ax->rcount = 0; - return; + case SIOCSIFHWADDR: { + char addr[AX25_ADDR_LEN]; +printk(KERN_INFO "In SIOCSIFHWADDR"); - case ESC: - set_bit(AXF_ESCAPE, &ax->flags); - return; - case ESC_ESC: - if (test_and_clear_bit(AXF_ESCAPE, &ax->flags)) - s = ESC; + if (copy_from_user(&addr, + (void __user *) arg, AX25_ADDR_LEN)) { + err = -EFAULT; break; - case ESC_END: - if (test_and_clear_bit(AXF_ESCAPE, &ax->flags)) - s = END; - break; - } - - spin_lock_bh(&ax->buflock); - if (!test_bit(AXF_ERROR, &ax->flags)) { - if (ax->rcount < ax->buffsize) { - ax->rbuff[ax->rcount++] = s; - spin_unlock_bh(&ax->buflock); - return; } - ax->rx_over_errors++; - set_bit(AXF_ERROR, &ax->flags); + spin_lock_irq(&dev->xmit_lock); + memcpy(dev->dev_addr, addr, AX25_ADDR_LEN); + spin_unlock_irq(&dev->xmit_lock); + + err = 0; + break; + } + default: + err = -ENOIOCTLCMD; } - spin_unlock_bh(&ax->buflock); -} + mkiss_put(ax); -static int ax_set_mac_address(struct net_device *dev, void __user *addr) -{ - if (copy_from_user(dev->dev_addr, addr, AX25_ADDR_LEN)) - return -EFAULT; - return 0; + return err; } -static int ax_set_dev_mac_address(struct net_device *dev, void *addr) +/* + * Handle the 'receiver data ready' interrupt. + * This function is called by the 'tty_io' module in the kernel when + * a block of data has been received, which can now be decapsulated + * and sent on to the AX.25 layer for further processing. + */ +static void mkiss_receive_buf(struct tty_struct *tty, const unsigned char *cp, + char *fp, int count) { - struct sockaddr *sa = addr; - - memcpy(dev->dev_addr, sa->sa_data, AX25_ADDR_LEN); + struct mkiss *ax = mkiss_get(tty); - return 0; -} - - -/* Perform I/O control on an active ax25 channel. */ -static int ax25_disp_ioctl(struct tty_struct *tty, void *file, int cmd, void __user *arg) -{ - struct ax_disp *ax = (struct ax_disp *) tty->disc_data; - unsigned int tmp; + if (!ax) + return; - /* First make sure we're connected. */ - if (ax == NULL || ax->magic != AX25_MAGIC) - return -EINVAL; + /* + * Argh! mtu change time! - costs us the packet part received + * at the change + */ + if (ax->mtu != ax->dev->mtu + 73) + ax_changedmtu(ax); - switch (cmd) { - case SIOCGIFNAME: - if (copy_to_user(arg, ax->dev->name, strlen(ax->dev->name) + 1)) - return -EFAULT; - return 0; - - case SIOCGIFENCAP: - return put_user(4, (int __user *)arg); - - case SIOCSIFENCAP: - if (get_user(tmp, (int __user *)arg)) - return -EFAULT; - ax->mode = tmp; - ax->dev->addr_len = AX25_ADDR_LEN; /* sizeof an AX.25 addr */ - ax->dev->hard_header_len = AX25_KISS_HEADER_LEN + AX25_MAX_HEADER_LEN + 3; - ax->dev->type = ARPHRD_AX25; - return 0; - - case SIOCSIFHWADDR: - return ax_set_mac_address(ax->dev, arg); + /* Read the characters out of the buffer */ + while (count--) { + if (fp != NULL && *fp++) { + if (!test_and_set_bit(AXF_ERROR, &ax->flags)) + ax->stats.rx_errors++; + cp++; + continue; + } - default: - return -ENOIOCTLCMD; + kiss_unesc(ax, *cp++); } + + mkiss_put(ax); + if (test_and_clear_bit(TTY_THROTTLED, &tty->flags) + && tty->driver->unthrottle) + tty->driver->unthrottle(tty); } -static int ax_open_dev(struct net_device *dev) +static int mkiss_receive_room(struct tty_struct *tty) { - struct ax_disp *ax = netdev_priv(dev); - - if (ax->tty == NULL) - return -ENODEV; - - return 0; + return 65536; /* We can handle an infinite amount of data. :-) */ } - -/* Initialize the driver. Called by network startup. */ -static int ax25_init(struct net_device *dev) +/* + * Called by the driver when there's room for more data. If we have + * more packets to send, we send them here. + */ +static void mkiss_write_wakeup(struct tty_struct *tty) { - struct ax_disp *ax = netdev_priv(dev); - - static char ax25_bcast[AX25_ADDR_LEN] = - {'Q'<<1,'S'<<1,'T'<<1,' '<<1,' '<<1,' '<<1,'0'<<1}; - static char ax25_test[AX25_ADDR_LEN] = - {'L'<<1,'I'<<1,'N'<<1,'U'<<1,'X'<<1,' '<<1,'1'<<1}; - - if (ax == NULL) /* Allocation failed ?? */ - return -ENODEV; + struct mkiss *ax = mkiss_get(tty); + int actual; - /* Set up the "AX25 Control Block". (And clear statistics) */ - memset(ax, 0, sizeof (struct ax_disp)); - ax->magic = AX25_MAGIC; - ax->dev = dev; + if (!ax) + return; - /* Finish setting up the DEVICE info. */ - dev->mtu = AX_MTU; - dev->hard_start_xmit = ax_xmit; - dev->open = ax_open_dev; - dev->stop = ax_close; - dev->get_stats = ax_get_stats; - dev->set_mac_address = ax_set_dev_mac_address; - dev->hard_header_len = 0; - dev->addr_len = 0; - dev->type = ARPHRD_AX25; - dev->tx_queue_len = 10; - dev->hard_header = ax_header; - dev->rebuild_header = ax_rebuild_header; + if (ax->xleft <= 0) { + /* Now serial buffer is almost free & we can start + * transmission of another packet + */ + clear_bit(TTY_DO_WRITE_WAKEUP, &tty->flags); - memcpy(dev->broadcast, ax25_bcast, AX25_ADDR_LEN); - memcpy(dev->dev_addr, ax25_test, AX25_ADDR_LEN); + netif_wake_queue(ax->dev); + goto out; + } - /* New-style flags. */ - dev->flags = IFF_BROADCAST | IFF_MULTICAST; + actual = tty->driver->write(tty, ax->xhead, ax->xleft); + ax->xleft -= actual; + ax->xhead += actual; - return 0; +out: + mkiss_put(ax); } +static struct tty_ldisc ax_ldisc = { + .magic = TTY_LDISC_MAGIC, + .name = "mkiss", + .open = mkiss_open, + .close = mkiss_close, + .ioctl = mkiss_ioctl, + .receive_buf = mkiss_receive_buf, + .receive_room = mkiss_receive_room, + .write_wakeup = mkiss_write_wakeup +}; -/* ******************************************************************** */ -/* * Init MKISS driver * */ -/* ******************************************************************** */ +static char banner[] __initdata = KERN_INFO \ + "mkiss: AX.25 Multikiss, Hans Albas PE1AYX\n"; +static char msg_regfail[] __initdata = KERN_ERR \ + "mkiss: can't register line discipline (err = %d)\n"; static int __init mkiss_init_driver(void) { @@ -886,64 +885,27 @@ static int __init mkiss_init_driver(void) printk(banner); - if (ax25_maxdev < 4) - ax25_maxdev = 4; /* Sanity */ + if ((status = tty_register_ldisc(N_AX25, &ax_ldisc)) != 0) + printk(msg_regfail); - if ((ax25_ctrls = kmalloc(sizeof(void *) * ax25_maxdev, GFP_KERNEL)) == NULL) { - printk(KERN_ERR "mkiss: Can't allocate ax25_ctrls[] array!\n"); - return -ENOMEM; - } - - /* Clear the pointer array, we allocate devices when we need them */ - memset(ax25_ctrls, 0, sizeof(void*) * ax25_maxdev); /* Pointers */ - - /* Fill in our line protocol discipline, and register it */ - ax_ldisc.magic = TTY_LDISC_MAGIC; - ax_ldisc.name = "mkiss"; - ax_ldisc.open = ax25_open; - ax_ldisc.close = ax25_close; - ax_ldisc.ioctl = (int (*)(struct tty_struct *, struct file *, - unsigned int, unsigned long))ax25_disp_ioctl; - ax_ldisc.receive_buf = ax25_receive_buf; - ax_ldisc.receive_room = ax25_receive_room; - ax_ldisc.write_wakeup = ax25_write_wakeup; - - if ((status = tty_register_ldisc(N_AX25, &ax_ldisc)) != 0) { - printk(KERN_ERR "mkiss: can't register line discipline (err = %d)\n", status); - kfree(ax25_ctrls); - } return status; } +static const char msg_unregfail[] __exitdata = KERN_ERR \ + "mkiss: can't unregister line discipline (err = %d)\n"; + static void __exit mkiss_exit_driver(void) { - int i; - - for (i = 0; i < ax25_maxdev; i++) { - if (ax25_ctrls[i]) { - /* - * VSV = if dev->start==0, then device - * unregistered while close proc. - */ - if (netif_running(&ax25_ctrls[i]->dev)) - unregister_netdev(&ax25_ctrls[i]->dev); - kfree(ax25_ctrls[i]); - } - } + int ret; - kfree(ax25_ctrls); - ax25_ctrls = NULL; - - if ((i = tty_unregister_ldisc(N_AX25))) - printk(KERN_ERR "mkiss: can't unregister line discipline (err = %d)\n", i); + if ((ret = tty_unregister_ldisc(N_AX25))) + printk(msg_unregfail, ret); } -MODULE_AUTHOR("Hans Albas PE1AYX <hans@esrac.ele.tue.nl>"); +MODULE_AUTHOR("Ralf Baechle DL5RB <ralf@linux-mips.org>"); MODULE_DESCRIPTION("KISS driver for AX.25 over TTYs"); -MODULE_PARM(ax25_maxdev, "i"); -MODULE_PARM_DESC(ax25_maxdev, "number of MKISS devices"); MODULE_LICENSE("GPL"); MODULE_ALIAS_LDISC(N_AX25); + module_init(mkiss_init_driver); module_exit(mkiss_exit_driver); - diff --git a/drivers/net/ibm_emac/ibm_emac_core.c b/drivers/net/ibm_emac/ibm_emac_core.c index 6482d994d48..0de3bb90617 100644 --- a/drivers/net/ibm_emac/ibm_emac_core.c +++ b/drivers/net/ibm_emac/ibm_emac_core.c @@ -1253,7 +1253,7 @@ static int emac_init_tah(struct ocp_enet_private *fep) TAH_MR_CVR | TAH_MR_ST_768 | TAH_MR_TFS_10KB | TAH_MR_DTFP | TAH_MR_DIG); - iounmap(&tahp); + iounmap(tahp); return 0; } @@ -1712,11 +1712,10 @@ struct mal_commac_ops emac_commac_ops = { }; #ifdef CONFIG_NET_POLL_CONTROLLER -static int emac_netpoll(struct net_device *ndev) +static void emac_netpoll(struct net_device *ndev) { emac_rxeob_dev((void *)ndev, 0); emac_txeob_dev((void *)ndev, 0); - return 0; } #endif diff --git a/drivers/net/ioc3-eth.c b/drivers/net/ioc3-eth.c index d520b5920d6..49e5467bdd7 100644 --- a/drivers/net/ioc3-eth.c +++ b/drivers/net/ioc3-eth.c @@ -499,7 +499,7 @@ static int ioc3_mdio_read(struct net_device *dev, int phy, int reg) ioc3_w_micr((phy << MICR_PHYADDR_SHIFT) | reg | MICR_READTRIG); while (ioc3_r_micr() & MICR_BUSY); - return ioc3_r_micr() & MIDR_DATA_MASK; + return ioc3_r_midr_r() & MIDR_DATA_MASK; } static void ioc3_mdio_write(struct net_device *dev, int phy, int reg, int data) @@ -1291,7 +1291,6 @@ static int ioc3_probe(struct pci_dev *pdev, const struct pci_device_id *ent) dev->features = NETIF_F_IP_CSUM; #endif - ioc3_setup_duplex(ip); sw_physid1 = ioc3_mdio_read(dev, ip->mii.phy_id, MII_PHYSID1); sw_physid2 = ioc3_mdio_read(dev, ip->mii.phy_id, MII_PHYSID2); @@ -1300,6 +1299,7 @@ static int ioc3_probe(struct pci_dev *pdev, const struct pci_device_id *ent) goto out_stop; mii_check_media(&ip->mii, 1, 1); + ioc3_setup_duplex(ip); vendor = (sw_physid1 << 12) | (sw_physid2 >> 4); model = (sw_physid2 >> 4) & 0x3f; @@ -1524,7 +1524,7 @@ static void ioc3_get_drvinfo (struct net_device *dev, struct ethtool_drvinfo *info) { struct ioc3_private *ip = netdev_priv(dev); - + strcpy (info->driver, IOC3_NAME); strcpy (info->version, IOC3_VERSION); strcpy (info->bus_info, pci_name(ip->pdev)); @@ -1550,7 +1550,7 @@ static int ioc3_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) spin_lock_irq(&ip->ioc3_lock); rc = mii_ethtool_sset(&ip->mii, cmd); spin_unlock_irq(&ip->ioc3_lock); - + return rc; } diff --git a/drivers/net/ixgb/ixgb.h b/drivers/net/ixgb/ixgb.h index f8d3385c784..c83271b3862 100644 --- a/drivers/net/ixgb/ixgb.h +++ b/drivers/net/ixgb/ixgb.h @@ -119,7 +119,7 @@ struct ixgb_adapter; * so a DMA handle can be stored along with the buffer */ struct ixgb_buffer { struct sk_buff *skb; - uint64_t dma; + dma_addr_t dma; unsigned long time_stamp; uint16_t length; uint16_t next_to_watch; diff --git a/drivers/net/ixgb/ixgb_ee.c b/drivers/net/ixgb/ixgb_ee.c index 3aae110c556..661a46b95a6 100644 --- a/drivers/net/ixgb/ixgb_ee.c +++ b/drivers/net/ixgb/ixgb_ee.c @@ -565,24 +565,6 @@ ixgb_get_ee_mac_addr(struct ixgb_hw *hw, } } -/****************************************************************************** - * return the compatibility flags from EEPROM - * - * hw - Struct containing variables accessed by shared code - * - * Returns: - * compatibility flags if EEPROM contents are valid, 0 otherwise - ******************************************************************************/ -uint16_t -ixgb_get_ee_compatibility(struct ixgb_hw *hw) -{ - struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *)hw->eeprom; - - if(ixgb_check_and_get_eeprom_data(hw) == TRUE) - return (le16_to_cpu(ee_map->compatibility)); - - return(0); -} /****************************************************************************** * return the Printed Board Assembly number from EEPROM @@ -602,81 +584,6 @@ ixgb_get_ee_pba_number(struct ixgb_hw *hw) return(0); } -/****************************************************************************** - * return the Initialization Control Word 1 from EEPROM - * - * hw - Struct containing variables accessed by shared code - * - * Returns: - * Initialization Control Word 1 if EEPROM contents are valid, 0 otherwise - ******************************************************************************/ -uint16_t -ixgb_get_ee_init_ctrl_reg_1(struct ixgb_hw *hw) -{ - struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *)hw->eeprom; - - if(ixgb_check_and_get_eeprom_data(hw) == TRUE) - return (le16_to_cpu(ee_map->init_ctrl_reg_1)); - - return(0); -} - -/****************************************************************************** - * return the Initialization Control Word 2 from EEPROM - * - * hw - Struct containing variables accessed by shared code - * - * Returns: - * Initialization Control Word 2 if EEPROM contents are valid, 0 otherwise - ******************************************************************************/ -uint16_t -ixgb_get_ee_init_ctrl_reg_2(struct ixgb_hw *hw) -{ - struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *)hw->eeprom; - - if(ixgb_check_and_get_eeprom_data(hw) == TRUE) - return (le16_to_cpu(ee_map->init_ctrl_reg_2)); - - return(0); -} - -/****************************************************************************** - * return the Subsystem Id from EEPROM - * - * hw - Struct containing variables accessed by shared code - * - * Returns: - * Subsystem Id if EEPROM contents are valid, 0 otherwise - ******************************************************************************/ -uint16_t -ixgb_get_ee_subsystem_id(struct ixgb_hw *hw) -{ - struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *)hw->eeprom; - - if(ixgb_check_and_get_eeprom_data(hw) == TRUE) - return (le16_to_cpu(ee_map->subsystem_id)); - - return(0); -} - -/****************************************************************************** - * return the Sub Vendor Id from EEPROM - * - * hw - Struct containing variables accessed by shared code - * - * Returns: - * Sub Vendor Id if EEPROM contents are valid, 0 otherwise - ******************************************************************************/ -uint16_t -ixgb_get_ee_subvendor_id(struct ixgb_hw *hw) -{ - struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *)hw->eeprom; - - if(ixgb_check_and_get_eeprom_data(hw) == TRUE) - return (le16_to_cpu(ee_map->subvendor_id)); - - return(0); -} /****************************************************************************** * return the Device Id from EEPROM @@ -694,81 +601,6 @@ ixgb_get_ee_device_id(struct ixgb_hw *hw) if(ixgb_check_and_get_eeprom_data(hw) == TRUE) return (le16_to_cpu(ee_map->device_id)); - return(0); -} - -/****************************************************************************** - * return the Vendor Id from EEPROM - * - * hw - Struct containing variables accessed by shared code - * - * Returns: - * Device Id if EEPROM contents are valid, 0 otherwise - ******************************************************************************/ -uint16_t -ixgb_get_ee_vendor_id(struct ixgb_hw *hw) -{ - struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *)hw->eeprom; - - if(ixgb_check_and_get_eeprom_data(hw) == TRUE) - return (le16_to_cpu(ee_map->vendor_id)); - - return(0); -} - -/****************************************************************************** - * return the Software Defined Pins Register from EEPROM - * - * hw - Struct containing variables accessed by shared code - * - * Returns: - * SDP Register if EEPROM contents are valid, 0 otherwise - ******************************************************************************/ -uint16_t -ixgb_get_ee_swdpins_reg(struct ixgb_hw *hw) -{ - struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *)hw->eeprom; - - if(ixgb_check_and_get_eeprom_data(hw) == TRUE) - return (le16_to_cpu(ee_map->swdpins_reg)); - - return(0); + return (0); } -/****************************************************************************** - * return the D3 Power Management Bits from EEPROM - * - * hw - Struct containing variables accessed by shared code - * - * Returns: - * D3 Power Management Bits if EEPROM contents are valid, 0 otherwise - ******************************************************************************/ -uint8_t -ixgb_get_ee_d3_power(struct ixgb_hw *hw) -{ - struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *)hw->eeprom; - - if(ixgb_check_and_get_eeprom_data(hw) == TRUE) - return (le16_to_cpu(ee_map->d3_power)); - - return(0); -} - -/****************************************************************************** - * return the D0 Power Management Bits from EEPROM - * - * hw - Struct containing variables accessed by shared code - * - * Returns: - * D0 Power Management Bits if EEPROM contents are valid, 0 otherwise - ******************************************************************************/ -uint8_t -ixgb_get_ee_d0_power(struct ixgb_hw *hw) -{ - struct ixgb_ee_map_type *ee_map = (struct ixgb_ee_map_type *)hw->eeprom; - - if(ixgb_check_and_get_eeprom_data(hw) == TRUE) - return (le16_to_cpu(ee_map->d0_power)); - - return(0); -} diff --git a/drivers/net/ixgb/ixgb_ethtool.c b/drivers/net/ixgb/ixgb_ethtool.c index 3fa113854ee..9d026ed77dd 100644 --- a/drivers/net/ixgb/ixgb_ethtool.c +++ b/drivers/net/ixgb/ixgb_ethtool.c @@ -98,10 +98,10 @@ static struct ixgb_stats ixgb_gstrings_stats[] = { static int ixgb_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) { - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE); - ecmd->advertising = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE); + ecmd->advertising = (ADVERTISED_10000baseT_Full | ADVERTISED_FIBRE); ecmd->port = PORT_FIBRE; ecmd->transceiver = XCVR_EXTERNAL; @@ -120,7 +120,7 @@ ixgb_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) static int ixgb_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) { - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); if(ecmd->autoneg == AUTONEG_ENABLE || ecmd->speed + ecmd->duplex != SPEED_10000 + DUPLEX_FULL) @@ -130,6 +130,12 @@ ixgb_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) ixgb_down(adapter, TRUE); ixgb_reset(adapter); ixgb_up(adapter); + /* be optimistic about our link, since we were up before */ + adapter->link_speed = 10000; + adapter->link_duplex = FULL_DUPLEX; + netif_carrier_on(netdev); + netif_wake_queue(netdev); + } else ixgb_reset(adapter); @@ -140,7 +146,7 @@ static void ixgb_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause) { - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); struct ixgb_hw *hw = &adapter->hw; pause->autoneg = AUTONEG_DISABLE; @@ -159,7 +165,7 @@ static int ixgb_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause) { - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); struct ixgb_hw *hw = &adapter->hw; if(pause->autoneg == AUTONEG_ENABLE) @@ -177,6 +183,11 @@ ixgb_set_pauseparam(struct net_device *netdev, if(netif_running(adapter->netdev)) { ixgb_down(adapter, TRUE); ixgb_up(adapter); + /* be optimistic about our link, since we were up before */ + adapter->link_speed = 10000; + adapter->link_duplex = FULL_DUPLEX; + netif_carrier_on(netdev); + netif_wake_queue(netdev); } else ixgb_reset(adapter); @@ -186,19 +197,26 @@ ixgb_set_pauseparam(struct net_device *netdev, static uint32_t ixgb_get_rx_csum(struct net_device *netdev) { - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); + return adapter->rx_csum; } static int ixgb_set_rx_csum(struct net_device *netdev, uint32_t data) { - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); + adapter->rx_csum = data; if(netif_running(netdev)) { ixgb_down(adapter,TRUE); ixgb_up(adapter); + /* be optimistic about our link, since we were up before */ + adapter->link_speed = 10000; + adapter->link_duplex = FULL_DUPLEX; + netif_carrier_on(netdev); + netif_wake_queue(netdev); } else ixgb_reset(adapter); return 0; @@ -246,14 +264,15 @@ static void ixgb_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *p) { - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); struct ixgb_hw *hw = &adapter->hw; uint32_t *reg = p; uint32_t *reg_start = reg; uint8_t i; /* the 1 (one) below indicates an attempt at versioning, if the - * interface in ethtool or the driver this 1 should be incremented */ + * interface in ethtool or the driver changes, this 1 should be + * incremented */ regs->version = (1<<24) | hw->revision_id << 16 | hw->device_id; /* General Registers */ @@ -283,7 +302,8 @@ ixgb_get_regs(struct net_device *netdev, *reg++ = IXGB_READ_REG(hw, RAIDC); /* 19 */ *reg++ = IXGB_READ_REG(hw, RXCSUM); /* 20 */ - for (i = 0; i < IXGB_RAR_ENTRIES; i++) { + /* there are 16 RAR entries in hardware, we only use 3 */ + for(i = 0; i < 16; i++) { *reg++ = IXGB_READ_REG_ARRAY(hw, RAL, (i << 1)); /*21,...,51 */ *reg++ = IXGB_READ_REG_ARRAY(hw, RAH, (i << 1)); /*22,...,52 */ } @@ -391,7 +411,7 @@ static int ixgb_get_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom, uint8_t *bytes) { - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); struct ixgb_hw *hw = &adapter->hw; uint16_t *eeprom_buff; int i, max_len, first_word, last_word; @@ -439,7 +459,7 @@ static int ixgb_set_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom, uint8_t *bytes) { - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); struct ixgb_hw *hw = &adapter->hw; uint16_t *eeprom_buff; void *ptr; @@ -497,7 +517,7 @@ static void ixgb_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo) { - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); strncpy(drvinfo->driver, ixgb_driver_name, 32); strncpy(drvinfo->version, ixgb_driver_version, 32); @@ -512,7 +532,7 @@ static void ixgb_get_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring) { - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); struct ixgb_desc_ring *txdr = &adapter->tx_ring; struct ixgb_desc_ring *rxdr = &adapter->rx_ring; @@ -530,7 +550,7 @@ static int ixgb_set_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring) { - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); struct ixgb_desc_ring *txdr = &adapter->tx_ring; struct ixgb_desc_ring *rxdr = &adapter->rx_ring; struct ixgb_desc_ring tx_old, tx_new, rx_old, rx_new; @@ -573,6 +593,11 @@ ixgb_set_ringparam(struct net_device *netdev, adapter->tx_ring = tx_new; if((err = ixgb_up(adapter))) return err; + /* be optimistic about our link, since we were up before */ + adapter->link_speed = 10000; + adapter->link_duplex = FULL_DUPLEX; + netif_carrier_on(netdev); + netif_wake_queue(netdev); } return 0; @@ -607,7 +632,7 @@ ixgb_led_blink_callback(unsigned long data) static int ixgb_phys_id(struct net_device *netdev, uint32_t data) { - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); if(!data || data > (uint32_t)(MAX_SCHEDULE_TIMEOUT / HZ)) data = (uint32_t)(MAX_SCHEDULE_TIMEOUT / HZ); @@ -643,7 +668,7 @@ static void ixgb_get_ethtool_stats(struct net_device *netdev, struct ethtool_stats *stats, uint64_t *data) { - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); int i; ixgb_update_stats(adapter); diff --git a/drivers/net/ixgb/ixgb_hw.h b/drivers/net/ixgb/ixgb_hw.h index 97898efe7cc..8bcf31ed10c 100644 --- a/drivers/net/ixgb/ixgb_hw.h +++ b/drivers/net/ixgb/ixgb_hw.h @@ -822,17 +822,8 @@ extern void ixgb_clear_vfta(struct ixgb_hw *hw); /* Access functions to eeprom data */ void ixgb_get_ee_mac_addr(struct ixgb_hw *hw, uint8_t *mac_addr); -uint16_t ixgb_get_ee_compatibility(struct ixgb_hw *hw); uint32_t ixgb_get_ee_pba_number(struct ixgb_hw *hw); -uint16_t ixgb_get_ee_init_ctrl_reg_1(struct ixgb_hw *hw); -uint16_t ixgb_get_ee_init_ctrl_reg_2(struct ixgb_hw *hw); -uint16_t ixgb_get_ee_subsystem_id(struct ixgb_hw *hw); -uint16_t ixgb_get_ee_subvendor_id(struct ixgb_hw *hw); uint16_t ixgb_get_ee_device_id(struct ixgb_hw *hw); -uint16_t ixgb_get_ee_vendor_id(struct ixgb_hw *hw); -uint16_t ixgb_get_ee_swdpins_reg(struct ixgb_hw *hw); -uint8_t ixgb_get_ee_d3_power(struct ixgb_hw *hw); -uint8_t ixgb_get_ee_d0_power(struct ixgb_hw *hw); boolean_t ixgb_get_eeprom_data(struct ixgb_hw *hw); uint16_t ixgb_get_eeprom_word(struct ixgb_hw *hw, uint16_t index); diff --git a/drivers/net/ixgb/ixgb_main.c b/drivers/net/ixgb/ixgb_main.c index 097b90ccf57..5c555373adb 100644 --- a/drivers/net/ixgb/ixgb_main.c +++ b/drivers/net/ixgb/ixgb_main.c @@ -29,6 +29,11 @@ #include "ixgb.h" /* Change Log + * 1.0.96 04/19/05 + * - Make needlessly global code static -- bunk@stusta.de + * - ethtool cleanup -- shemminger@osdl.org + * - Support for MODULE_VERSION -- linville@tuxdriver.com + * - add skb_header_cloned check to the tso path -- herbert@apana.org.au * 1.0.88 01/05/05 * - include fix to the condition that determines when to quit NAPI - Robert Olsson * - use netif_poll_{disable/enable} to synchronize between NAPI and i/f up/down @@ -47,10 +52,9 @@ char ixgb_driver_string[] = "Intel(R) PRO/10GbE Network Driver"; #else #define DRIVERNAPI "-NAPI" #endif - -#define DRV_VERSION "1.0.95-k2"DRIVERNAPI +#define DRV_VERSION "1.0.100-k2"DRIVERNAPI char ixgb_driver_version[] = DRV_VERSION; -char ixgb_copyright[] = "Copyright (c) 1999-2005 Intel Corporation."; +static char ixgb_copyright[] = "Copyright (c) 1999-2005 Intel Corporation."; /* ixgb_pci_tbl - PCI Device ID Table * @@ -145,10 +149,12 @@ MODULE_LICENSE("GPL"); MODULE_VERSION(DRV_VERSION); /* some defines for controlling descriptor fetches in h/w */ -#define RXDCTL_PTHRESH_DEFAULT 128 /* chip considers prefech below this */ -#define RXDCTL_HTHRESH_DEFAULT 16 /* chip will only prefetch if tail is - pushed this many descriptors from head */ #define RXDCTL_WTHRESH_DEFAULT 16 /* chip writes back at this many or RXT0 */ +#define RXDCTL_PTHRESH_DEFAULT 0 /* chip considers prefech below + * this */ +#define RXDCTL_HTHRESH_DEFAULT 0 /* chip will only prefetch if tail + * is pushed this many descriptors + * from head */ /** * ixgb_init_module - Driver Registration Routine @@ -376,7 +382,7 @@ ixgb_probe(struct pci_dev *pdev, SET_NETDEV_DEV(netdev, &pdev->dev); pci_set_drvdata(pdev, netdev); - adapter = netdev->priv; + adapter = netdev_priv(netdev); adapter->netdev = netdev; adapter->pdev = pdev; adapter->hw.back = adapter; @@ -512,7 +518,7 @@ static void __devexit ixgb_remove(struct pci_dev *pdev) { struct net_device *netdev = pci_get_drvdata(pdev); - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); unregister_netdev(netdev); @@ -583,7 +589,7 @@ ixgb_sw_init(struct ixgb_adapter *adapter) static int ixgb_open(struct net_device *netdev) { - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); int err; /* allocate transmit descriptors */ @@ -626,7 +632,7 @@ err_setup_tx: static int ixgb_close(struct net_device *netdev) { - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); ixgb_down(adapter, TRUE); @@ -1017,7 +1023,7 @@ ixgb_clean_rx_ring(struct ixgb_adapter *adapter) static int ixgb_set_mac(struct net_device *netdev, void *p) { - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); struct sockaddr *addr = p; if(!is_valid_ether_addr(addr->sa_data)) @@ -1043,7 +1049,7 @@ ixgb_set_mac(struct net_device *netdev, void *p) static void ixgb_set_multi(struct net_device *netdev) { - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); struct ixgb_hw *hw = &adapter->hw; struct dev_mc_list *mc_ptr; uint32_t rctl; @@ -1371,7 +1377,7 @@ ixgb_tx_queue(struct ixgb_adapter *adapter, int count, int vlan_id,int tx_flags) static int ixgb_xmit_frame(struct sk_buff *skb, struct net_device *netdev) { - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); unsigned int first; unsigned int tx_flags = 0; unsigned long flags; @@ -1425,7 +1431,7 @@ ixgb_xmit_frame(struct sk_buff *skb, struct net_device *netdev) static void ixgb_tx_timeout(struct net_device *netdev) { - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); /* Do the reset outside of interrupt context */ schedule_work(&adapter->tx_timeout_task); @@ -1434,7 +1440,7 @@ ixgb_tx_timeout(struct net_device *netdev) static void ixgb_tx_timeout_task(struct net_device *netdev) { - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); ixgb_down(adapter, TRUE); ixgb_up(adapter); @@ -1451,7 +1457,7 @@ ixgb_tx_timeout_task(struct net_device *netdev) static struct net_device_stats * ixgb_get_stats(struct net_device *netdev) { - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); return &adapter->net_stats; } @@ -1467,7 +1473,7 @@ ixgb_get_stats(struct net_device *netdev) static int ixgb_change_mtu(struct net_device *netdev, int new_mtu) { - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); int max_frame = new_mtu + ENET_HEADER_SIZE + ENET_FCS_LENGTH; int old_max_frame = netdev->mtu + ENET_HEADER_SIZE + ENET_FCS_LENGTH; @@ -1522,7 +1528,8 @@ ixgb_update_stats(struct ixgb_adapter *adapter) multi |= ((u64)IXGB_READ_REG(&adapter->hw, MPRCH) << 32); /* fix up multicast stats by removing broadcasts */ - multi -= bcast; + if(multi >= bcast) + multi -= bcast; adapter->stats.mprcl += (multi & 0xFFFFFFFF); adapter->stats.mprch += (multi >> 32); @@ -1641,7 +1648,7 @@ static irqreturn_t ixgb_intr(int irq, void *data, struct pt_regs *regs) { struct net_device *netdev = data; - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); struct ixgb_hw *hw = &adapter->hw; uint32_t icr = IXGB_READ_REG(hw, ICR); #ifndef CONFIG_IXGB_NAPI @@ -1688,7 +1695,7 @@ ixgb_intr(int irq, void *data, struct pt_regs *regs) static int ixgb_clean(struct net_device *netdev, int *budget) { - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); int work_to_do = min(*budget, netdev->quota); int tx_cleaned; int work_done = 0; @@ -2017,7 +2024,7 @@ ixgb_alloc_rx_buffers(struct ixgb_adapter *adapter) static void ixgb_vlan_rx_register(struct net_device *netdev, struct vlan_group *grp) { - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); uint32_t ctrl, rctl; ixgb_irq_disable(adapter); @@ -2055,7 +2062,7 @@ ixgb_vlan_rx_register(struct net_device *netdev, struct vlan_group *grp) static void ixgb_vlan_rx_add_vid(struct net_device *netdev, uint16_t vid) { - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); uint32_t vfta, index; /* add VID to filter table */ @@ -2069,7 +2076,7 @@ ixgb_vlan_rx_add_vid(struct net_device *netdev, uint16_t vid) static void ixgb_vlan_rx_kill_vid(struct net_device *netdev, uint16_t vid) { - struct ixgb_adapter *adapter = netdev->priv; + struct ixgb_adapter *adapter = netdev_priv(netdev); uint32_t vfta, index; ixgb_irq_disable(adapter); diff --git a/drivers/net/jazzsonic.c b/drivers/net/jazzsonic.c index 7fec613e167..8423cb6875f 100644 --- a/drivers/net/jazzsonic.c +++ b/drivers/net/jazzsonic.c @@ -1,5 +1,10 @@ /* - * sonic.c + * jazzsonic.c + * + * (C) 2005 Finn Thain + * + * Converted to DMA API, and (from the mac68k project) introduced + * dhd's support for 16-bit cards. * * (C) 1996,1998 by Thomas Bogendoerfer (tsbogend@alpha.franken.de) * @@ -28,8 +33,8 @@ #include <linux/netdevice.h> #include <linux/etherdevice.h> #include <linux/skbuff.h> -#include <linux/bitops.h> #include <linux/device.h> +#include <linux/dma-mapping.h> #include <asm/bootinfo.h> #include <asm/system.h> @@ -44,22 +49,20 @@ static struct platform_device *jazz_sonic_device; #define SONIC_MEM_SIZE 0x100 -#define SREGS_PAD(n) u16 n; - #include "sonic.h" /* * Macros to access SONIC registers */ -#define SONIC_READ(reg) (*((volatile unsigned int *)base_addr+reg)) +#define SONIC_READ(reg) (*((volatile unsigned int *)dev->base_addr+reg)) #define SONIC_WRITE(reg,val) \ do { \ - *((volatile unsigned int *)base_addr+(reg)) = (val); \ + *((volatile unsigned int *)dev->base_addr+(reg)) = (val); \ } while (0) -/* use 0 for production, 1 for verification, >2 for debug */ +/* use 0 for production, 1 for verification, >1 for debug */ #ifdef SONIC_DEBUG static unsigned int sonic_debug = SONIC_DEBUG; #else @@ -85,18 +88,18 @@ static unsigned short known_revisions[] = 0xffff /* end of list */ }; -static int __init sonic_probe1(struct net_device *dev, unsigned long base_addr, - unsigned int irq) +static int __init sonic_probe1(struct net_device *dev) { static unsigned version_printed; unsigned int silicon_revision; unsigned int val; - struct sonic_local *lp; + struct sonic_local *lp = netdev_priv(dev); int err = -ENODEV; int i; - if (!request_mem_region(base_addr, SONIC_MEM_SIZE, jazz_sonic_string)) + if (!request_mem_region(dev->base_addr, SONIC_MEM_SIZE, jazz_sonic_string)) return -EBUSY; + /* * get the Silicon Revision ID. If this is one of the known * one assume that we found a SONIC ethernet controller at @@ -120,11 +123,7 @@ static int __init sonic_probe1(struct net_device *dev, unsigned long base_addr, if (sonic_debug && version_printed++ == 0) printk(version); - printk("%s: Sonic ethernet found at 0x%08lx, ", dev->name, base_addr); - - /* Fill in the 'dev' fields. */ - dev->base_addr = base_addr; - dev->irq = irq; + printk(KERN_INFO "%s: Sonic ethernet found at 0x%08lx, ", lp->device->bus_id, dev->base_addr); /* * Put the sonic into software reset, then @@ -138,84 +137,44 @@ static int __init sonic_probe1(struct net_device *dev, unsigned long base_addr, dev->dev_addr[i*2+1] = val >> 8; } - printk("HW Address "); - for (i = 0; i < 6; i++) { - printk("%2.2x", dev->dev_addr[i]); - if (i<5) - printk(":"); - } - - printk(" IRQ %d\n", irq); - err = -ENOMEM; /* Initialize the device structure. */ - if (dev->priv == NULL) { - /* - * the memory be located in the same 64kb segment - */ - lp = NULL; - i = 0; - do { - lp = kmalloc(sizeof(*lp), GFP_KERNEL); - if ((unsigned long) lp >> 16 - != ((unsigned long)lp + sizeof(*lp) ) >> 16) { - /* FIXME, free the memory later */ - kfree(lp); - lp = NULL; - } - } while (lp == NULL && i++ < 20); - - if (lp == NULL) { - printk("%s: couldn't allocate memory for descriptors\n", - dev->name); - goto out; - } - memset(lp, 0, sizeof(struct sonic_local)); - - /* get the virtual dma address */ - lp->cda_laddr = vdma_alloc(CPHYSADDR(lp),sizeof(*lp)); - if (lp->cda_laddr == ~0UL) { - printk("%s: couldn't get DMA page entry for " - "descriptors\n", dev->name); - goto out1; - } - - lp->tda_laddr = lp->cda_laddr + sizeof (lp->cda); - lp->rra_laddr = lp->tda_laddr + sizeof (lp->tda); - lp->rda_laddr = lp->rra_laddr + sizeof (lp->rra); - - /* allocate receive buffer area */ - /* FIXME, maybe we should use skbs */ - lp->rba = kmalloc(SONIC_NUM_RRS * SONIC_RBSIZE, GFP_KERNEL); - if (!lp->rba) { - printk("%s: couldn't allocate receive buffers\n", - dev->name); - goto out2; - } + lp->dma_bitmode = SONIC_BITMODE32; - /* get virtual dma address */ - lp->rba_laddr = vdma_alloc(CPHYSADDR(lp->rba), - SONIC_NUM_RRS * SONIC_RBSIZE); - if (lp->rba_laddr == ~0UL) { - printk("%s: couldn't get DMA page entry for receive " - "buffers\n",dev->name); - goto out3; - } - - /* now convert pointer to KSEG1 pointer */ - lp->rba = (char *)KSEG1ADDR(lp->rba); - flush_cache_all(); - dev->priv = (struct sonic_local *)KSEG1ADDR(lp); + /* Allocate the entire chunk of memory for the descriptors. + Note that this cannot cross a 64K boundary. */ + if ((lp->descriptors = dma_alloc_coherent(lp->device, + SIZEOF_SONIC_DESC * SONIC_BUS_SCALE(lp->dma_bitmode), + &lp->descriptors_laddr, GFP_KERNEL)) == NULL) { + printk(KERN_ERR "%s: couldn't alloc DMA memory for descriptors.\n", lp->device->bus_id); + goto out; } - lp = (struct sonic_local *)dev->priv; + /* Now set up the pointers to point to the appropriate places */ + lp->cda = lp->descriptors; + lp->tda = lp->cda + (SIZEOF_SONIC_CDA + * SONIC_BUS_SCALE(lp->dma_bitmode)); + lp->rda = lp->tda + (SIZEOF_SONIC_TD * SONIC_NUM_TDS + * SONIC_BUS_SCALE(lp->dma_bitmode)); + lp->rra = lp->rda + (SIZEOF_SONIC_RD * SONIC_NUM_RDS + * SONIC_BUS_SCALE(lp->dma_bitmode)); + + lp->cda_laddr = lp->descriptors_laddr; + lp->tda_laddr = lp->cda_laddr + (SIZEOF_SONIC_CDA + * SONIC_BUS_SCALE(lp->dma_bitmode)); + lp->rda_laddr = lp->tda_laddr + (SIZEOF_SONIC_TD * SONIC_NUM_TDS + * SONIC_BUS_SCALE(lp->dma_bitmode)); + lp->rra_laddr = lp->rda_laddr + (SIZEOF_SONIC_RD * SONIC_NUM_RDS + * SONIC_BUS_SCALE(lp->dma_bitmode)); + dev->open = sonic_open; dev->stop = sonic_close; dev->hard_start_xmit = sonic_send_packet; - dev->get_stats = sonic_get_stats; + dev->get_stats = sonic_get_stats; dev->set_multicast_list = &sonic_multicast_list; + dev->tx_timeout = sonic_tx_timeout; dev->watchdog_timeo = TX_TIMEOUT; /* @@ -226,14 +185,8 @@ static int __init sonic_probe1(struct net_device *dev, unsigned long base_addr, SONIC_WRITE(SONIC_MPT,0xffff); return 0; -out3: - kfree(lp->rba); -out2: - vdma_free(lp->cda_laddr); -out1: - kfree(lp); out: - release_region(base_addr, SONIC_MEM_SIZE); + release_region(dev->base_addr, SONIC_MEM_SIZE); return err; } @@ -245,7 +198,6 @@ static int __init jazz_sonic_probe(struct device *device) { struct net_device *dev; struct sonic_local *lp; - unsigned long base_addr; int err = 0; int i; @@ -255,21 +207,26 @@ static int __init jazz_sonic_probe(struct device *device) if (mips_machgroup != MACH_GROUP_JAZZ) return -ENODEV; - dev = alloc_etherdev(0); + dev = alloc_etherdev(sizeof(struct sonic_local)); if (!dev) return -ENOMEM; + lp = netdev_priv(dev); + lp->device = device; + SET_NETDEV_DEV(dev, device); + SET_MODULE_OWNER(dev); + netdev_boot_setup_check(dev); - base_addr = dev->base_addr; - if (base_addr >= KSEG0) { /* Check a single specified location. */ - err = sonic_probe1(dev, base_addr, dev->irq); - } else if (base_addr != 0) { /* Don't probe at all. */ + if (dev->base_addr >= KSEG0) { /* Check a single specified location. */ + err = sonic_probe1(dev); + } else if (dev->base_addr != 0) { /* Don't probe at all. */ err = -ENXIO; } else { for (i = 0; sonic_portlist[i].port; i++) { - int io = sonic_portlist[i].port; - if (sonic_probe1(dev, io, sonic_portlist[i].irq) == 0) + dev->base_addr = sonic_portlist[i].port; + dev->irq = sonic_portlist[i].irq; + if (sonic_probe1(dev) == 0) break; } if (!sonic_portlist[i].port) @@ -281,14 +238,17 @@ static int __init jazz_sonic_probe(struct device *device) if (err) goto out1; + printk("%s: MAC ", dev->name); + for (i = 0; i < 6; i++) { + printk("%2.2x", dev->dev_addr[i]); + if (i < 5) + printk(":"); + } + printk(" IRQ %d\n", dev->irq); + return 0; out1: - lp = dev->priv; - vdma_free(lp->rba_laddr); - kfree(lp->rba); - vdma_free(lp->cda_laddr); - kfree(lp); release_region(dev->base_addr, SONIC_MEM_SIZE); out: free_netdev(dev); @@ -296,21 +256,22 @@ out: return err; } -/* - * SONIC uses a normal IRQ - */ -#define sonic_request_irq request_irq -#define sonic_free_irq free_irq +MODULE_DESCRIPTION("Jazz SONIC ethernet driver"); +module_param(sonic_debug, int, 0); +MODULE_PARM_DESC(sonic_debug, "jazzsonic debug level (1-4)"); -#define sonic_chiptomem(x) KSEG1ADDR(vdma_log2phys(x)) +#define SONIC_IRQ_FLAG SA_INTERRUPT #include "sonic.c" static int __devexit jazz_sonic_device_remove (struct device *device) { struct net_device *dev = device->driver_data; + struct sonic_local* lp = netdev_priv(dev); unregister_netdev (dev); + dma_free_coherent(lp->device, SIZEOF_SONIC_DESC * SONIC_BUS_SCALE(lp->dma_bitmode), + lp->descriptors, lp->descriptors_laddr); release_region (dev->base_addr, SONIC_MEM_SIZE); free_netdev (dev); @@ -323,7 +284,7 @@ static struct device_driver jazz_sonic_driver = { .probe = jazz_sonic_probe, .remove = __devexit_p(jazz_sonic_device_remove), }; - + static void jazz_sonic_platform_release (struct device *device) { struct platform_device *pldev; @@ -336,10 +297,11 @@ static void jazz_sonic_platform_release (struct device *device) static int __init jazz_sonic_init_module(void) { struct platform_device *pldev; + int err; - if (driver_register(&jazz_sonic_driver)) { + if ((err = driver_register(&jazz_sonic_driver))) { printk(KERN_ERR "Driver registration failed\n"); - return -ENOMEM; + return err; } jazz_sonic_device = NULL; diff --git a/drivers/net/loopback.c b/drivers/net/loopback.c index b33111e2131..690a1aae0b3 100644 --- a/drivers/net/loopback.c +++ b/drivers/net/loopback.c @@ -68,6 +68,7 @@ static DEFINE_PER_CPU(struct net_device_stats, loopback_stats); * of largesending device modulo TCP checksum, which is ignored for loopback. */ +#ifdef LOOPBACK_TSO static void emulate_large_send_offload(struct sk_buff *skb) { struct iphdr *iph = skb->nh.iph; @@ -119,6 +120,7 @@ static void emulate_large_send_offload(struct sk_buff *skb) dev_kfree_skb(skb); } +#endif /* LOOPBACK_TSO */ /* * The higher levels take care of making this non-reentrant (it's @@ -130,12 +132,13 @@ static int loopback_xmit(struct sk_buff *skb, struct net_device *dev) skb_orphan(skb); - skb->protocol=eth_type_trans(skb,dev); - skb->dev=dev; + skb->protocol = eth_type_trans(skb,dev); + skb->dev = dev; #ifndef LOOPBACK_MUST_CHECKSUM skb->ip_summed = CHECKSUM_UNNECESSARY; #endif +#ifdef LOOPBACK_TSO if (skb_shinfo(skb)->tso_size) { BUG_ON(skb->protocol != htons(ETH_P_IP)); BUG_ON(skb->nh.iph->protocol != IPPROTO_TCP); @@ -143,14 +146,14 @@ static int loopback_xmit(struct sk_buff *skb, struct net_device *dev) emulate_large_send_offload(skb); return 0; } - +#endif dev->last_rx = jiffies; lb_stats = &per_cpu(loopback_stats, get_cpu()); lb_stats->rx_bytes += skb->len; - lb_stats->tx_bytes += skb->len; + lb_stats->tx_bytes = lb_stats->rx_bytes; lb_stats->rx_packets++; - lb_stats->tx_packets++; + lb_stats->tx_packets = lb_stats->rx_packets; put_cpu(); netif_rx(skb); @@ -208,13 +211,16 @@ struct net_device loopback_dev = { .type = ARPHRD_LOOPBACK, /* 0x0001*/ .rebuild_header = eth_rebuild_header, .flags = IFF_LOOPBACK, - .features = NETIF_F_SG|NETIF_F_FRAGLIST - |NETIF_F_NO_CSUM|NETIF_F_HIGHDMA - |NETIF_F_LLTX, + .features = NETIF_F_SG | NETIF_F_FRAGLIST +#ifdef LOOPBACK_TSO + | NETIF_F_TSO +#endif + | NETIF_F_NO_CSUM | NETIF_F_HIGHDMA + | NETIF_F_LLTX, .ethtool_ops = &loopback_ethtool_ops, }; -/* Setup and register the of the LOOPBACK device. */ +/* Setup and register the loopback device. */ int __init loopback_init(void) { struct net_device_stats *stats; diff --git a/drivers/net/macsonic.c b/drivers/net/macsonic.c index be28c65de72..405e18365ed 100644 --- a/drivers/net/macsonic.c +++ b/drivers/net/macsonic.c @@ -1,6 +1,12 @@ /* * macsonic.c * + * (C) 2005 Finn Thain + * + * Converted to DMA API, converted to unified driver model, made it work as + * a module again, and from the mac68k project, introduced more 32-bit cards + * and dhd's support for 16-bit cards. + * * (C) 1998 Alan Cox * * Debugging Andreas Ehliar, Michael Schmitz @@ -26,8 +32,8 @@ */ #include <linux/kernel.h> +#include <linux/module.h> #include <linux/types.h> -#include <linux/ctype.h> #include <linux/fcntl.h> #include <linux/interrupt.h> #include <linux/init.h> @@ -41,8 +47,8 @@ #include <linux/netdevice.h> #include <linux/etherdevice.h> #include <linux/skbuff.h> -#include <linux/module.h> -#include <linux/bitops.h> +#include <linux/device.h> +#include <linux/dma-mapping.h> #include <asm/bootinfo.h> #include <asm/system.h> @@ -54,25 +60,28 @@ #include <asm/macints.h> #include <asm/mac_via.h> -#define SREGS_PAD(n) u16 n; +static char mac_sonic_string[] = "macsonic"; +static struct platform_device *mac_sonic_device; #include "sonic.h" -#define SONIC_READ(reg) \ - nubus_readl(base_addr+(reg)) -#define SONIC_WRITE(reg,val) \ - nubus_writel((val), base_addr+(reg)) -#define sonic_read(dev, reg) \ - nubus_readl((dev)->base_addr+(reg)) -#define sonic_write(dev, reg, val) \ - nubus_writel((val), (dev)->base_addr+(reg)) - +/* These should basically be bus-size and endian independent (since + the SONIC is at least smart enough that it uses the same endianness + as the host, unlike certain less enlightened Macintosh NICs) */ +#define SONIC_READ(reg) (nubus_readw(dev->base_addr + (reg * 4) \ + + lp->reg_offset)) +#define SONIC_WRITE(reg,val) (nubus_writew(val, dev->base_addr + (reg * 4) \ + + lp->reg_offset)) + +/* use 0 for production, 1 for verification, >1 for debug */ +#ifdef SONIC_DEBUG +static unsigned int sonic_debug = SONIC_DEBUG; +#else +static unsigned int sonic_debug = 1; +#endif -static int sonic_debug; static int sonic_version_printed; -static int reg_offset; - extern int mac_onboard_sonic_probe(struct net_device* dev); extern int mac_nubus_sonic_probe(struct net_device* dev); @@ -108,40 +117,6 @@ enum macsonic_type { #define SONIC_READ_PROM(addr) nubus_readb(prom_addr+addr) -struct net_device * __init macsonic_probe(int unit) -{ - struct net_device *dev = alloc_etherdev(0); - int err; - - if (!dev) - return ERR_PTR(-ENOMEM); - - if (unit >= 0) - sprintf(dev->name, "eth%d", unit); - - SET_MODULE_OWNER(dev); - - /* This will catch fatal stuff like -ENOMEM as well as success */ - err = mac_onboard_sonic_probe(dev); - if (err == 0) - goto found; - if (err != -ENODEV) - goto out; - err = mac_nubus_sonic_probe(dev); - if (err) - goto out; -found: - err = register_netdev(dev); - if (err) - goto out1; - return dev; -out1: - kfree(dev->priv); -out: - free_netdev(dev); - return ERR_PTR(err); -} - /* * For reversing the PROM address */ @@ -160,103 +135,55 @@ static inline void bit_reverse_addr(unsigned char addr[6]) int __init macsonic_init(struct net_device* dev) { - struct sonic_local* lp = NULL; - int i; + struct sonic_local* lp = netdev_priv(dev); /* Allocate the entire chunk of memory for the descriptors. Note that this cannot cross a 64K boundary. */ - for (i = 0; i < 20; i++) { - unsigned long desc_base, desc_top; - if((lp = kmalloc(sizeof(struct sonic_local), GFP_KERNEL | GFP_DMA)) == NULL) { - printk(KERN_ERR "%s: couldn't allocate descriptor buffers\n", dev->name); - return -ENOMEM; - } - - desc_base = (unsigned long) lp; - desc_top = desc_base + sizeof(struct sonic_local); - if ((desc_top & 0xffff) >= (desc_base & 0xffff)) - break; - /* Hmm. try again (FIXME: does this actually work?) */ - kfree(lp); - printk(KERN_DEBUG - "%s: didn't get continguous chunk [%08lx - %08lx], trying again\n", - dev->name, desc_base, desc_top); - } - - if (lp == NULL) { - printk(KERN_ERR "%s: tried 20 times to allocate descriptor buffers, giving up.\n", - dev->name); + if ((lp->descriptors = dma_alloc_coherent(lp->device, + SIZEOF_SONIC_DESC * SONIC_BUS_SCALE(lp->dma_bitmode), + &lp->descriptors_laddr, GFP_KERNEL)) == NULL) { + printk(KERN_ERR "%s: couldn't alloc DMA memory for descriptors.\n", lp->device->bus_id); return -ENOMEM; - } - - dev->priv = lp; - -#if 0 - /* this code is only here as a curiousity... mainly, where the - fuck did SONIC_BUS_SCALE come from, and what was it supposed - to do? the normal allocation works great for 32 bit stuffs.. */ + } /* Now set up the pointers to point to the appropriate places */ - lp->cda = lp->sonic_desc; - lp->tda = lp->cda + (SIZEOF_SONIC_CDA * SONIC_BUS_SCALE(lp->dma_bitmode)); + lp->cda = lp->descriptors; + lp->tda = lp->cda + (SIZEOF_SONIC_CDA + * SONIC_BUS_SCALE(lp->dma_bitmode)); lp->rda = lp->tda + (SIZEOF_SONIC_TD * SONIC_NUM_TDS - * SONIC_BUS_SCALE(lp->dma_bitmode)); + * SONIC_BUS_SCALE(lp->dma_bitmode)); lp->rra = lp->rda + (SIZEOF_SONIC_RD * SONIC_NUM_RDS - * SONIC_BUS_SCALE(lp->dma_bitmode)); + * SONIC_BUS_SCALE(lp->dma_bitmode)); -#endif - - memset(lp, 0, sizeof(struct sonic_local)); - - lp->cda_laddr = (unsigned int)&(lp->cda); - lp->tda_laddr = (unsigned int)lp->tda; - lp->rra_laddr = (unsigned int)lp->rra; - lp->rda_laddr = (unsigned int)lp->rda; - - /* FIXME, maybe we should use skbs */ - if ((lp->rba = (char *) - kmalloc(SONIC_NUM_RRS * SONIC_RBSIZE, GFP_KERNEL | GFP_DMA)) == NULL) { - printk(KERN_ERR "%s: couldn't allocate receive buffers\n", dev->name); - dev->priv = NULL; - kfree(lp); - return -ENOMEM; - } - - lp->rba_laddr = (unsigned int)lp->rba; - - { - int rs, ds; - - /* almost always 12*4096, but let's not take chances */ - rs = ((SONIC_NUM_RRS * SONIC_RBSIZE + 4095) / 4096) * 4096; - /* almost always under a page, but let's not take chances */ - ds = ((sizeof(struct sonic_local) + 4095) / 4096) * 4096; - kernel_set_cachemode(lp->rba, rs, IOMAP_NOCACHE_SER); - kernel_set_cachemode(lp, ds, IOMAP_NOCACHE_SER); - } - -#if 0 - flush_cache_all(); -#endif + lp->cda_laddr = lp->descriptors_laddr; + lp->tda_laddr = lp->cda_laddr + (SIZEOF_SONIC_CDA + * SONIC_BUS_SCALE(lp->dma_bitmode)); + lp->rda_laddr = lp->tda_laddr + (SIZEOF_SONIC_TD * SONIC_NUM_TDS + * SONIC_BUS_SCALE(lp->dma_bitmode)); + lp->rra_laddr = lp->rda_laddr + (SIZEOF_SONIC_RD * SONIC_NUM_RDS + * SONIC_BUS_SCALE(lp->dma_bitmode)); dev->open = sonic_open; dev->stop = sonic_close; dev->hard_start_xmit = sonic_send_packet; dev->get_stats = sonic_get_stats; dev->set_multicast_list = &sonic_multicast_list; + dev->tx_timeout = sonic_tx_timeout; + dev->watchdog_timeo = TX_TIMEOUT; /* * clear tally counter */ - sonic_write(dev, SONIC_CRCT, 0xffff); - sonic_write(dev, SONIC_FAET, 0xffff); - sonic_write(dev, SONIC_MPT, 0xffff); + SONIC_WRITE(SONIC_CRCT, 0xffff); + SONIC_WRITE(SONIC_FAET, 0xffff); + SONIC_WRITE(SONIC_MPT, 0xffff); return 0; } int __init mac_onboard_sonic_ethernet_addr(struct net_device* dev) { + struct sonic_local *lp = netdev_priv(dev); const int prom_addr = ONBOARD_SONIC_PROM_BASE; int i; @@ -270,6 +197,7 @@ int __init mac_onboard_sonic_ethernet_addr(struct net_device* dev) why this is so. */ if (memcmp(dev->dev_addr, "\x08\x00\x07", 3) && memcmp(dev->dev_addr, "\x00\xA0\x40", 3) && + memcmp(dev->dev_addr, "\x00\x80\x19", 3) && memcmp(dev->dev_addr, "\x00\x05\x02", 3)) bit_reverse_addr(dev->dev_addr); else @@ -281,22 +209,23 @@ int __init mac_onboard_sonic_ethernet_addr(struct net_device* dev) the card... */ if (memcmp(dev->dev_addr, "\x08\x00\x07", 3) && memcmp(dev->dev_addr, "\x00\xA0\x40", 3) && + memcmp(dev->dev_addr, "\x00\x80\x19", 3) && memcmp(dev->dev_addr, "\x00\x05\x02", 3)) { unsigned short val; printk(KERN_INFO "macsonic: PROM seems to be wrong, trying CAM entry 15\n"); - sonic_write(dev, SONIC_CMD, SONIC_CR_RST); - sonic_write(dev, SONIC_CEP, 15); + SONIC_WRITE(SONIC_CMD, SONIC_CR_RST); + SONIC_WRITE(SONIC_CEP, 15); - val = sonic_read(dev, SONIC_CAP2); + val = SONIC_READ(SONIC_CAP2); dev->dev_addr[5] = val >> 8; dev->dev_addr[4] = val & 0xff; - val = sonic_read(dev, SONIC_CAP1); + val = SONIC_READ(SONIC_CAP1); dev->dev_addr[3] = val >> 8; dev->dev_addr[2] = val & 0xff; - val = sonic_read(dev, SONIC_CAP0); + val = SONIC_READ(SONIC_CAP0); dev->dev_addr[1] = val >> 8; dev->dev_addr[0] = val & 0xff; @@ -311,6 +240,7 @@ int __init mac_onboard_sonic_ethernet_addr(struct net_device* dev) if (memcmp(dev->dev_addr, "\x08\x00\x07", 3) && memcmp(dev->dev_addr, "\x00\xA0\x40", 3) && + memcmp(dev->dev_addr, "\x00\x80\x19", 3) && memcmp(dev->dev_addr, "\x00\x05\x02", 3)) { /* @@ -325,8 +255,9 @@ int __init mac_onboard_sonic_probe(struct net_device* dev) { /* Bwahahaha */ static int once_is_more_than_enough; - int i; - int dma_bitmode; + struct sonic_local* lp = netdev_priv(dev); + int sr; + int commslot = 0; if (once_is_more_than_enough) return -ENODEV; @@ -335,20 +266,18 @@ int __init mac_onboard_sonic_probe(struct net_device* dev) if (!MACH_IS_MAC) return -ENODEV; - printk(KERN_INFO "Checking for internal Macintosh ethernet (SONIC).. "); - if (macintosh_config->ether_type != MAC_ETHER_SONIC) - { - printk("none.\n"); return -ENODEV; - } - + + printk(KERN_INFO "Checking for internal Macintosh ethernet (SONIC).. "); + /* Bogus probing, on the models which may or may not have Ethernet (BTW, the Ethernet *is* always at the same address, and nothing else lives there, at least if Apple's documentation is to be believed) */ if (macintosh_config->ident == MAC_MODEL_Q630 || macintosh_config->ident == MAC_MODEL_P588 || + macintosh_config->ident == MAC_MODEL_P575 || macintosh_config->ident == MAC_MODEL_C610) { unsigned long flags; int card_present; @@ -361,13 +290,13 @@ int __init mac_onboard_sonic_probe(struct net_device* dev) printk("none.\n"); return -ENODEV; } + commslot = 1; } printk("yes\n"); - /* Danger! My arms are flailing wildly! You *must* set this - before using sonic_read() */ - + /* Danger! My arms are flailing wildly! You *must* set lp->reg_offset + * and dev->base_addr before using SONIC_READ() or SONIC_WRITE() */ dev->base_addr = ONBOARD_SONIC_REGISTERS; if (via_alt_mapping) dev->irq = IRQ_AUTO_3; @@ -379,84 +308,66 @@ int __init mac_onboard_sonic_probe(struct net_device* dev) sonic_version_printed = 1; } printk(KERN_INFO "%s: onboard / comm-slot SONIC at 0x%08lx\n", - dev->name, dev->base_addr); - - /* Now do a song and dance routine in an attempt to determine - the bus width */ + lp->device->bus_id, dev->base_addr); /* The PowerBook's SONIC is 16 bit always. */ if (macintosh_config->ident == MAC_MODEL_PB520) { - reg_offset = 0; - dma_bitmode = 0; - } else if (macintosh_config->ident == MAC_MODEL_C610) { - reg_offset = 0; - dma_bitmode = 1; - } else { + lp->reg_offset = 0; + lp->dma_bitmode = SONIC_BITMODE16; + sr = SONIC_READ(SONIC_SR); + } else if (commslot) { /* Some of the comm-slot cards are 16 bit. But some - of them are not. The 32-bit cards use offset 2 and - pad with zeroes or sometimes ones (I think...) - Therefore, if we try offset 0 and get a silicon - revision of 0, we assume 16 bit. */ - int sr; - - /* Technically this is not necessary since we zeroed - it above */ - reg_offset = 0; - dma_bitmode = 0; - sr = sonic_read(dev, SONIC_SR); - if (sr == 0 || sr == 0xffff) { - reg_offset = 2; - /* 83932 is 0x0004, 83934 is 0x0100 or 0x0101 */ - sr = sonic_read(dev, SONIC_SR); - dma_bitmode = 1; - + of them are not. The 32-bit cards use offset 2 and + have known revisions, we try reading the revision + register at offset 2, if we don't get a known revision + we assume 16 bit at offset 0. */ + lp->reg_offset = 2; + lp->dma_bitmode = SONIC_BITMODE16; + + sr = SONIC_READ(SONIC_SR); + if (sr == 0x0004 || sr == 0x0006 || sr == 0x0100 || sr == 0x0101) + /* 83932 is 0x0004 or 0x0006, 83934 is 0x0100 or 0x0101 */ + lp->dma_bitmode = SONIC_BITMODE32; + else { + lp->dma_bitmode = SONIC_BITMODE16; + lp->reg_offset = 0; + sr = SONIC_READ(SONIC_SR); } - printk(KERN_INFO - "%s: revision 0x%04x, using %d bit DMA and register offset %d\n", - dev->name, sr, dma_bitmode?32:16, reg_offset); + } else { + /* All onboard cards are at offset 2 with 32 bit DMA. */ + lp->reg_offset = 2; + lp->dma_bitmode = SONIC_BITMODE32; + sr = SONIC_READ(SONIC_SR); } - + printk(KERN_INFO + "%s: revision 0x%04x, using %d bit DMA and register offset %d\n", + lp->device->bus_id, sr, lp->dma_bitmode?32:16, lp->reg_offset); - /* this carries my sincere apologies -- by the time I got to updating - the driver, support for "reg_offsets" appeares nowhere in the sonic - code, going back for over a year. Fortunately, my Mac does't seem - to use whatever this was. +#if 0 /* This is sometimes useful to find out how MacOS configured the card. */ + printk(KERN_INFO "%s: DCR: 0x%04x, DCR2: 0x%04x\n", lp->device->bus_id, + SONIC_READ(SONIC_DCR) & 0xffff, SONIC_READ(SONIC_DCR2) & 0xffff); +#endif - If you know how this is supposed to be implemented, either fix it, - or contact me (sammy@oh.verio.com) to explain what it is. --Sam */ - - if(reg_offset) { - printk("%s: register offset unsupported. please fix this if you know what it is.\n", dev->name); - return -ENODEV; - } - /* Software reset, then initialize control registers. */ - sonic_write(dev, SONIC_CMD, SONIC_CR_RST); - sonic_write(dev, SONIC_DCR, SONIC_DCR_BMS | - SONIC_DCR_RFT1 | SONIC_DCR_TFT0 | SONIC_DCR_EXBUS | - (dma_bitmode ? SONIC_DCR_DW : 0)); + SONIC_WRITE(SONIC_CMD, SONIC_CR_RST); + + SONIC_WRITE(SONIC_DCR, SONIC_DCR_EXBUS | SONIC_DCR_BMS | + SONIC_DCR_RFT1 | SONIC_DCR_TFT0 | + (lp->dma_bitmode ? SONIC_DCR_DW : 0)); /* This *must* be written back to in order to restore the - extended programmable output bits */ - sonic_write(dev, SONIC_DCR2, 0); + * extended programmable output bits, as it may not have been + * initialised since the hardware reset. */ + SONIC_WRITE(SONIC_DCR2, 0); /* Clear *and* disable interrupts to be on the safe side */ - sonic_write(dev, SONIC_ISR,0x7fff); - sonic_write(dev, SONIC_IMR,0); + SONIC_WRITE(SONIC_IMR, 0); + SONIC_WRITE(SONIC_ISR, 0x7fff); /* Now look for the MAC address. */ if (mac_onboard_sonic_ethernet_addr(dev) != 0) return -ENODEV; - printk(KERN_INFO "MAC "); - for (i = 0; i < 6; i++) { - printk("%2.2x", dev->dev_addr[i]); - if (i < 5) - printk(":"); - } - - printk(" IRQ %d\n", dev->irq); - /* Shared init code */ return macsonic_init(dev); } @@ -468,8 +379,10 @@ int __init mac_nubus_sonic_ethernet_addr(struct net_device* dev, int i; for(i = 0; i < 6; i++) dev->dev_addr[i] = SONIC_READ_PROM(i); - /* For now we are going to assume that they're all bit-reversed */ - bit_reverse_addr(dev->dev_addr); + + /* Some of the addresses are bit-reversed */ + if (id != MACSONIC_DAYNA) + bit_reverse_addr(dev->dev_addr); return 0; } @@ -487,6 +400,15 @@ int __init macsonic_ident(struct nubus_dev* ndev) else return MACSONIC_APPLE; } + + if (ndev->dr_hw == NUBUS_DRHW_SMC9194 && + ndev->dr_sw == NUBUS_DRSW_DAYNA) + return MACSONIC_DAYNA; + + if (ndev->dr_hw == NUBUS_DRHW_SONIC_LC && + ndev->dr_sw == 0) { /* huh? */ + return MACSONIC_APPLE16; + } return -1; } @@ -494,12 +416,12 @@ int __init mac_nubus_sonic_probe(struct net_device* dev) { static int slots; struct nubus_dev* ndev = NULL; + struct sonic_local* lp = netdev_priv(dev); unsigned long base_addr, prom_addr; u16 sonic_dcr; - int id; - int i; - int dma_bitmode; - + int id = -1; + int reg_offset, dma_bitmode; + /* Find the first SONIC that hasn't been initialized already */ while ((ndev = nubus_find_type(NUBUS_CAT_NETWORK, NUBUS_TYPE_ETHERNET, ndev)) != NULL) @@ -521,51 +443,52 @@ int __init mac_nubus_sonic_probe(struct net_device* dev) case MACSONIC_DUODOCK: base_addr = ndev->board->slot_addr + DUODOCK_SONIC_REGISTERS; prom_addr = ndev->board->slot_addr + DUODOCK_SONIC_PROM_BASE; - sonic_dcr = SONIC_DCR_EXBUS | SONIC_DCR_RFT0 | SONIC_DCR_RFT1 - | SONIC_DCR_TFT0; + sonic_dcr = SONIC_DCR_EXBUS | SONIC_DCR_RFT0 | SONIC_DCR_RFT1 | + SONIC_DCR_TFT0; reg_offset = 2; - dma_bitmode = 1; + dma_bitmode = SONIC_BITMODE32; break; case MACSONIC_APPLE: base_addr = ndev->board->slot_addr + APPLE_SONIC_REGISTERS; prom_addr = ndev->board->slot_addr + APPLE_SONIC_PROM_BASE; sonic_dcr = SONIC_DCR_BMS | SONIC_DCR_RFT1 | SONIC_DCR_TFT0; reg_offset = 0; - dma_bitmode = 1; + dma_bitmode = SONIC_BITMODE32; break; case MACSONIC_APPLE16: base_addr = ndev->board->slot_addr + APPLE_SONIC_REGISTERS; prom_addr = ndev->board->slot_addr + APPLE_SONIC_PROM_BASE; - sonic_dcr = SONIC_DCR_EXBUS - | SONIC_DCR_RFT1 | SONIC_DCR_TFT0 - | SONIC_DCR_PO1 | SONIC_DCR_BMS; + sonic_dcr = SONIC_DCR_EXBUS | SONIC_DCR_RFT1 | SONIC_DCR_TFT0 | + SONIC_DCR_PO1 | SONIC_DCR_BMS; reg_offset = 0; - dma_bitmode = 0; + dma_bitmode = SONIC_BITMODE16; break; case MACSONIC_DAYNALINK: base_addr = ndev->board->slot_addr + APPLE_SONIC_REGISTERS; prom_addr = ndev->board->slot_addr + DAYNALINK_PROM_BASE; - sonic_dcr = SONIC_DCR_RFT1 | SONIC_DCR_TFT0 - | SONIC_DCR_PO1 | SONIC_DCR_BMS; + sonic_dcr = SONIC_DCR_RFT1 | SONIC_DCR_TFT0 | + SONIC_DCR_PO1 | SONIC_DCR_BMS; reg_offset = 0; - dma_bitmode = 0; + dma_bitmode = SONIC_BITMODE16; break; case MACSONIC_DAYNA: base_addr = ndev->board->slot_addr + DAYNA_SONIC_REGISTERS; prom_addr = ndev->board->slot_addr + DAYNA_SONIC_MAC_ADDR; - sonic_dcr = SONIC_DCR_BMS - | SONIC_DCR_RFT1 | SONIC_DCR_TFT0 | SONIC_DCR_PO1; + sonic_dcr = SONIC_DCR_BMS | + SONIC_DCR_RFT1 | SONIC_DCR_TFT0 | SONIC_DCR_PO1; reg_offset = 0; - dma_bitmode = 0; + dma_bitmode = SONIC_BITMODE16; break; default: printk(KERN_ERR "macsonic: WTF, id is %d\n", id); return -ENODEV; } - /* Danger! My arms are flailing wildly! You *must* set this - before using sonic_read() */ + /* Danger! My arms are flailing wildly! You *must* set lp->reg_offset + * and dev->base_addr before using SONIC_READ() or SONIC_WRITE() */ dev->base_addr = base_addr; + lp->reg_offset = reg_offset; + lp->dma_bitmode = dma_bitmode; dev->irq = SLOT2IRQ(ndev->board->slot); if (!sonic_version_printed) { @@ -573,29 +496,66 @@ int __init mac_nubus_sonic_probe(struct net_device* dev) sonic_version_printed = 1; } printk(KERN_INFO "%s: %s in slot %X\n", - dev->name, ndev->board->name, ndev->board->slot); + lp->device->bus_id, ndev->board->name, ndev->board->slot); printk(KERN_INFO "%s: revision 0x%04x, using %d bit DMA and register offset %d\n", - dev->name, sonic_read(dev, SONIC_SR), dma_bitmode?32:16, reg_offset); + lp->device->bus_id, SONIC_READ(SONIC_SR), dma_bitmode?32:16, reg_offset); - if(reg_offset) { - printk("%s: register offset unsupported. please fix this if you know what it is.\n", dev->name); - return -ENODEV; - } +#if 0 /* This is sometimes useful to find out how MacOS configured the card. */ + printk(KERN_INFO "%s: DCR: 0x%04x, DCR2: 0x%04x\n", lp->device->bus_id, + SONIC_READ(SONIC_DCR) & 0xffff, SONIC_READ(SONIC_DCR2) & 0xffff); +#endif /* Software reset, then initialize control registers. */ - sonic_write(dev, SONIC_CMD, SONIC_CR_RST); - sonic_write(dev, SONIC_DCR, sonic_dcr - | (dma_bitmode ? SONIC_DCR_DW : 0)); + SONIC_WRITE(SONIC_CMD, SONIC_CR_RST); + SONIC_WRITE(SONIC_DCR, sonic_dcr | (dma_bitmode ? SONIC_DCR_DW : 0)); + /* This *must* be written back to in order to restore the + * extended programmable output bits, since it may not have been + * initialised since the hardware reset. */ + SONIC_WRITE(SONIC_DCR2, 0); /* Clear *and* disable interrupts to be on the safe side */ - sonic_write(dev, SONIC_ISR,0x7fff); - sonic_write(dev, SONIC_IMR,0); + SONIC_WRITE(SONIC_IMR, 0); + SONIC_WRITE(SONIC_ISR, 0x7fff); /* Now look for the MAC address. */ if (mac_nubus_sonic_ethernet_addr(dev, prom_addr, id) != 0) return -ENODEV; - printk(KERN_INFO "MAC "); + /* Shared init code */ + return macsonic_init(dev); +} + +static int __init mac_sonic_probe(struct device *device) +{ + struct net_device *dev; + struct sonic_local *lp; + int err; + int i; + + dev = alloc_etherdev(sizeof(struct sonic_local)); + if (!dev) + return -ENOMEM; + + lp = netdev_priv(dev); + lp->device = device; + SET_NETDEV_DEV(dev, device); + SET_MODULE_OWNER(dev); + + /* This will catch fatal stuff like -ENOMEM as well as success */ + err = mac_onboard_sonic_probe(dev); + if (err == 0) + goto found; + if (err != -ENODEV) + goto out; + err = mac_nubus_sonic_probe(dev); + if (err) + goto out; +found: + err = register_netdev(dev); + if (err) + goto out; + + printk("%s: MAC ", dev->name); for (i = 0; i < 6; i++) { printk("%2.2x", dev->dev_addr[i]); if (i < 5) @@ -603,55 +563,95 @@ int __init mac_nubus_sonic_probe(struct net_device* dev) } printk(" IRQ %d\n", dev->irq); - /* Shared init code */ - return macsonic_init(dev); -} + return 0; -#ifdef MODULE -static struct net_device *dev_macsonic; +out: + free_netdev(dev); -MODULE_PARM(sonic_debug, "i"); + return err; +} + +MODULE_DESCRIPTION("Macintosh SONIC ethernet driver"); +module_param(sonic_debug, int, 0); MODULE_PARM_DESC(sonic_debug, "macsonic debug level (1-4)"); -int -init_module(void) +#define SONIC_IRQ_FLAG IRQ_FLG_FAST + +#include "sonic.c" + +static int __devexit mac_sonic_device_remove (struct device *device) { - dev_macsonic = macsonic_probe(-1); - if (IS_ERR(dev_macsonic)) { - printk(KERN_WARNING "macsonic.c: No card found\n"); - return PTR_ERR(dev_macsonic); - } + struct net_device *dev = device->driver_data; + struct sonic_local* lp = netdev_priv(dev); + + unregister_netdev (dev); + dma_free_coherent(lp->device, SIZEOF_SONIC_DESC * SONIC_BUS_SCALE(lp->dma_bitmode), + lp->descriptors, lp->descriptors_laddr); + free_netdev (dev); + return 0; } -void -cleanup_module(void) +static struct device_driver mac_sonic_driver = { + .name = mac_sonic_string, + .bus = &platform_bus_type, + .probe = mac_sonic_probe, + .remove = __devexit_p(mac_sonic_device_remove), +}; + +static void mac_sonic_platform_release(struct device *device) { - unregister_netdev(dev_macsonic); - kfree(dev_macsonic->priv); - free_netdev(dev_macsonic); + struct platform_device *pldev; + + /* free device */ + pldev = to_platform_device (device); + kfree (pldev); } -#endif /* MODULE */ +static int __init mac_sonic_init_module(void) +{ + struct platform_device *pldev; + int err; -#define vdma_alloc(foo, bar) ((u32)foo) -#define vdma_free(baz) -#define sonic_chiptomem(bat) (bat) -#define PHYSADDR(quux) (quux) -#define CPHYSADDR(quux) (quux) + if ((err = driver_register(&mac_sonic_driver))) { + printk(KERN_ERR "Driver registration failed\n"); + return err; + } -#define sonic_request_irq request_irq -#define sonic_free_irq free_irq + mac_sonic_device = NULL; -#include "sonic.c" + if (!(pldev = kmalloc (sizeof (*pldev), GFP_KERNEL))) { + goto out_unregister; + } -/* - * Local variables: - * compile-command: "m68k-linux-gcc -D__KERNEL__ -I../../include -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer -pipe -fno-strength-reduce -ffixed-a2 -DMODULE -DMODVERSIONS -include ../../include/linux/modversions.h -c -o macsonic.o macsonic.c" - * version-control: t - * kept-new-versions: 5 - * c-indent-level: 8 - * tab-width: 8 - * End: - * - */ + memset(pldev, 0, sizeof (*pldev)); + pldev->name = mac_sonic_string; + pldev->id = 0; + pldev->dev.release = mac_sonic_platform_release; + mac_sonic_device = pldev; + + if (platform_device_register (pldev)) { + kfree(pldev); + mac_sonic_device = NULL; + } + + return 0; + +out_unregister: + platform_device_unregister(pldev); + + return -ENOMEM; +} + +static void __exit mac_sonic_cleanup_module(void) +{ + driver_unregister(&mac_sonic_driver); + + if (mac_sonic_device) { + platform_device_unregister(mac_sonic_device); + mac_sonic_device = NULL; + } +} + +module_init(mac_sonic_init_module); +module_exit(mac_sonic_cleanup_module); diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c index 0405e1f0d3d..fb6b232069d 100644 --- a/drivers/net/mv643xx_eth.c +++ b/drivers/net/mv643xx_eth.c @@ -1157,16 +1157,20 @@ static int mv643xx_eth_start_xmit(struct sk_buff *skb, struct net_device *dev) if (!skb_shinfo(skb)->nr_frags) { linear: if (skb->ip_summed != CHECKSUM_HW) { + /* Errata BTS #50, IHL must be 5 if no HW checksum */ pkt_info.cmd_sts = ETH_TX_ENABLE_INTERRUPT | - ETH_TX_FIRST_DESC | ETH_TX_LAST_DESC; + ETH_TX_FIRST_DESC | + ETH_TX_LAST_DESC | + 5 << ETH_TX_IHL_SHIFT; pkt_info.l4i_chk = 0; } else { - u32 ipheader = skb->nh.iph->ihl << 11; pkt_info.cmd_sts = ETH_TX_ENABLE_INTERRUPT | - ETH_TX_FIRST_DESC | ETH_TX_LAST_DESC | - ETH_GEN_TCP_UDP_CHECKSUM | - ETH_GEN_IP_V_4_CHECKSUM | ipheader; + ETH_TX_FIRST_DESC | + ETH_TX_LAST_DESC | + ETH_GEN_TCP_UDP_CHECKSUM | + ETH_GEN_IP_V_4_CHECKSUM | + skb->nh.iph->ihl << ETH_TX_IHL_SHIFT; /* CPU already calculated pseudo header checksum. */ if (skb->nh.iph->protocol == IPPROTO_UDP) { pkt_info.cmd_sts |= ETH_UDP_FRAME; @@ -1193,7 +1197,6 @@ linear: stats->tx_bytes += pkt_info.byte_cnt; } else { unsigned int frag; - u32 ipheader; /* Since hardware can't handle unaligned fragments smaller * than 9 bytes, if we find any, we linearize the skb @@ -1222,12 +1225,16 @@ linear: DMA_TO_DEVICE); pkt_info.l4i_chk = 0; pkt_info.return_info = 0; - pkt_info.cmd_sts = ETH_TX_FIRST_DESC; - if (skb->ip_summed == CHECKSUM_HW) { - ipheader = skb->nh.iph->ihl << 11; - pkt_info.cmd_sts |= ETH_GEN_TCP_UDP_CHECKSUM | - ETH_GEN_IP_V_4_CHECKSUM | ipheader; + if (skb->ip_summed != CHECKSUM_HW) + /* Errata BTS #50, IHL must be 5 if no HW checksum */ + pkt_info.cmd_sts = ETH_TX_FIRST_DESC | + 5 << ETH_TX_IHL_SHIFT; + else { + pkt_info.cmd_sts = ETH_TX_FIRST_DESC | + ETH_GEN_TCP_UDP_CHECKSUM | + ETH_GEN_IP_V_4_CHECKSUM | + skb->nh.iph->ihl << ETH_TX_IHL_SHIFT; /* CPU already calculated pseudo header checksum. */ if (skb->nh.iph->protocol == IPPROTO_UDP) { pkt_info.cmd_sts |= ETH_UDP_FRAME; diff --git a/drivers/net/mv643xx_eth.h b/drivers/net/mv643xx_eth.h index 57c4f8fbfdb..7678b59c295 100644 --- a/drivers/net/mv643xx_eth.h +++ b/drivers/net/mv643xx_eth.h @@ -49,7 +49,7 @@ /* Checksum offload for Tx works for most packets, but * fails if previous packet sent did not use hw csum */ -#undef MV643XX_CHECKSUM_OFFLOAD_TX +#define MV643XX_CHECKSUM_OFFLOAD_TX #define MV643XX_NAPI #define MV643XX_TX_FAST_REFILL #undef MV643XX_RX_QUEUE_FILL_ON_TASK /* Does not work, yet */ @@ -217,6 +217,8 @@ #define ETH_TX_ENABLE_INTERRUPT (BIT23) #define ETH_AUTO_MODE (BIT30) +#define ETH_TX_IHL_SHIFT 11 + /* typedefs */ typedef enum _eth_func_ret_status { diff --git a/drivers/net/pci-skeleton.c b/drivers/net/pci-skeleton.c index 4a391ea0f58..a1ac4bd1696 100644 --- a/drivers/net/pci-skeleton.c +++ b/drivers/net/pci-skeleton.c @@ -486,9 +486,9 @@ struct netdrv_private { MODULE_AUTHOR ("Jeff Garzik <jgarzik@pobox.com>"); MODULE_DESCRIPTION ("Skeleton for a PCI Fast Ethernet driver"); MODULE_LICENSE("GPL"); -MODULE_PARM (multicast_filter_limit, "i"); -MODULE_PARM (max_interrupt_work, "i"); -MODULE_PARM (media, "1-" __MODULE_STRING(8) "i"); +module_param(multicast_filter_limit, int, 0); +module_param(max_interrupt_work, int, 0); +module_param_array(media, int, NULL, 0); MODULE_PARM_DESC (multicast_filter_limit, "pci-skeleton maximum number of filtered multicast addresses"); MODULE_PARM_DESC (max_interrupt_work, "pci-skeleton maximum events handled per interrupt"); MODULE_PARM_DESC (media, "pci-skeleton: Bits 0-3: media type, bit 17: full duplex"); diff --git a/drivers/net/pcmcia/fmvj18x_cs.c b/drivers/net/pcmcia/fmvj18x_cs.c index 9d8197bb293..384a736a0d2 100644 --- a/drivers/net/pcmcia/fmvj18x_cs.c +++ b/drivers/net/pcmcia/fmvj18x_cs.c @@ -134,7 +134,7 @@ typedef struct local_info_t { u_char mc_filter[8]; } local_info_t; -#define MC_FILTERBREAK 64 +#define MC_FILTERBREAK 8 /*====================================================================*/ /* @@ -1012,7 +1012,7 @@ static void fjn_reset(struct net_device *dev) outb(BANK_1U, ioaddr + CONFIG_1); /* set the multicast table to accept none. */ - for (i = 0; i < 6; i++) + for (i = 0; i < 8; i++) outb(0x00, ioaddr + MAR_ADR + i); /* Switch to bank 2 (runtime mode) */ @@ -1269,6 +1269,16 @@ static void set_rx_mode(struct net_device *dev) u_long flags; int i; + int saved_config_0 = inb(ioaddr + CONFIG_0); + + local_irq_save(flags); + + /* Disable Tx and Rx */ + if (sram_config == 0) + outb(CONFIG0_RST, ioaddr + CONFIG_0); + else + outb(CONFIG0_RST_1, ioaddr + CONFIG_0); + if (dev->flags & IFF_PROMISC) { /* Unconditionally log net taps. */ printk("%s: Promiscuous mode enabled.\n", dev->name); @@ -1290,20 +1300,23 @@ static void set_rx_mode(struct net_device *dev) for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count; i++, mclist = mclist->next) { unsigned int bit = - ether_crc_le(ETH_ALEN, mclist->dmi_addr) & 0x3f; - mc_filter[bit >> 3] |= (1 << bit); + ether_crc_le(ETH_ALEN, mclist->dmi_addr) >> 26; + mc_filter[bit >> 3] |= (1 << (bit & 7)); } + outb(2, ioaddr + RX_MODE); /* Use normal mode. */ } - local_irq_save(flags); if (memcmp(mc_filter, lp->mc_filter, sizeof(mc_filter))) { int saved_bank = inb(ioaddr + CONFIG_1); /* Switch to bank 1 and set the multicast table. */ outb(0xe4, ioaddr + CONFIG_1); for (i = 0; i < 8; i++) - outb(mc_filter[i], ioaddr + 8 + i); + outb(mc_filter[i], ioaddr + MAR_ADR + i); memcpy(lp->mc_filter, mc_filter, sizeof(mc_filter)); outb(saved_bank, ioaddr + CONFIG_1); } + + outb(saved_config_0, ioaddr + CONFIG_0); + local_irq_restore(flags); } diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig new file mode 100644 index 00000000000..6a2fe358347 --- /dev/null +++ b/drivers/net/phy/Kconfig @@ -0,0 +1,57 @@ +# +# PHY Layer Configuration +# + +menu "PHY device support" + +config PHYLIB + tristate "PHY Device support and infrastructure" + depends on NET_ETHERNET + help + Ethernet controllers are usually attached to PHY + devices. This option provides infrastructure for + managing PHY devices. + +config PHYCONTROL + bool " Support for automatically handling PHY state changes" + depends on PHYLIB + help + Adds code to perform all the work for keeping PHY link + state (speed/duplex/etc) up-to-date. Also handles + interrupts. + +comment "MII PHY device drivers" + depends on PHYLIB + +config MARVELL_PHY + tristate "Drivers for Marvell PHYs" + depends on PHYLIB + ---help--- + Currently has a driver for the 88E1011S + +config DAVICOM_PHY + tristate "Drivers for Davicom PHYs" + depends on PHYLIB + ---help--- + Currently supports dm9161e and dm9131 + +config QSEMI_PHY + tristate "Drivers for Quality Semiconductor PHYs" + depends on PHYLIB + ---help--- + Currently supports the qs6612 + +config LXT_PHY + tristate "Drivers for the Intel LXT PHYs" + depends on PHYLIB + ---help--- + Currently supports the lxt970, lxt971 + +config CICADA_PHY + tristate "Drivers for the Cicada PHYs" + depends on PHYLIB + ---help--- + Currently supports the cis8204 + +endmenu + diff --git a/drivers/net/phy/Makefile b/drivers/net/phy/Makefile new file mode 100644 index 00000000000..e4116a5fbb4 --- /dev/null +++ b/drivers/net/phy/Makefile @@ -0,0 +1,10 @@ +# Makefile for Linux PHY drivers + +libphy-objs := phy.o phy_device.o mdio_bus.o + +obj-$(CONFIG_PHYLIB) += libphy.o +obj-$(CONFIG_MARVELL_PHY) += marvell.o +obj-$(CONFIG_DAVICOM_PHY) += davicom.o +obj-$(CONFIG_CICADA_PHY) += cicada.o +obj-$(CONFIG_LXT_PHY) += lxt.o +obj-$(CONFIG_QSEMI_PHY) += qsemi.o diff --git a/drivers/net/phy/cicada.c b/drivers/net/phy/cicada.c new file mode 100644 index 00000000000..c47fb2ecd14 --- /dev/null +++ b/drivers/net/phy/cicada.c @@ -0,0 +1,134 @@ +/* + * drivers/net/phy/cicada.c + * + * Driver for Cicada PHYs + * + * Author: Andy Fleming + * + * Copyright (c) 2004 Freescale Semiconductor, Inc. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + */ +#include <linux/config.h> +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/string.h> +#include <linux/errno.h> +#include <linux/unistd.h> +#include <linux/slab.h> +#include <linux/interrupt.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/netdevice.h> +#include <linux/etherdevice.h> +#include <linux/skbuff.h> +#include <linux/spinlock.h> +#include <linux/mm.h> +#include <linux/module.h> +#include <linux/version.h> +#include <linux/mii.h> +#include <linux/ethtool.h> +#include <linux/phy.h> + +#include <asm/io.h> +#include <asm/irq.h> +#include <asm/uaccess.h> + +/* Cicada Extended Control Register 1 */ +#define MII_CIS8201_EXT_CON1 0x17 +#define MII_CIS8201_EXTCON1_INIT 0x0000 + +/* Cicada Interrupt Mask Register */ +#define MII_CIS8201_IMASK 0x19 +#define MII_CIS8201_IMASK_IEN 0x8000 +#define MII_CIS8201_IMASK_SPEED 0x4000 +#define MII_CIS8201_IMASK_LINK 0x2000 +#define MII_CIS8201_IMASK_DUPLEX 0x1000 +#define MII_CIS8201_IMASK_MASK 0xf000 + +/* Cicada Interrupt Status Register */ +#define MII_CIS8201_ISTAT 0x1a +#define MII_CIS8201_ISTAT_STATUS 0x8000 +#define MII_CIS8201_ISTAT_SPEED 0x4000 +#define MII_CIS8201_ISTAT_LINK 0x2000 +#define MII_CIS8201_ISTAT_DUPLEX 0x1000 + +/* Cicada Auxiliary Control/Status Register */ +#define MII_CIS8201_AUX_CONSTAT 0x1c +#define MII_CIS8201_AUXCONSTAT_INIT 0x0004 +#define MII_CIS8201_AUXCONSTAT_DUPLEX 0x0020 +#define MII_CIS8201_AUXCONSTAT_SPEED 0x0018 +#define MII_CIS8201_AUXCONSTAT_GBIT 0x0010 +#define MII_CIS8201_AUXCONSTAT_100 0x0008 + +MODULE_DESCRIPTION("Cicadia PHY driver"); +MODULE_AUTHOR("Andy Fleming"); +MODULE_LICENSE("GPL"); + +static int cis820x_config_init(struct phy_device *phydev) +{ + int err; + + err = phy_write(phydev, MII_CIS8201_AUX_CONSTAT, + MII_CIS8201_AUXCONSTAT_INIT); + + if (err < 0) + return err; + + err = phy_write(phydev, MII_CIS8201_EXT_CON1, + MII_CIS8201_EXTCON1_INIT); + + return err; +} + +static int cis820x_ack_interrupt(struct phy_device *phydev) +{ + int err = phy_read(phydev, MII_CIS8201_ISTAT); + + return (err < 0) ? err : 0; +} + +static int cis820x_config_intr(struct phy_device *phydev) +{ + int err; + + if(phydev->interrupts == PHY_INTERRUPT_ENABLED) + err = phy_write(phydev, MII_CIS8201_IMASK, + MII_CIS8201_IMASK_MASK); + else + err = phy_write(phydev, MII_CIS8201_IMASK, 0); + + return err; +} + +/* Cicada 820x */ +static struct phy_driver cis8204_driver = { + .phy_id = 0x000fc440, + .name = "Cicada Cis8204", + .phy_id_mask = 0x000fffc0, + .features = PHY_GBIT_FEATURES, + .flags = PHY_HAS_INTERRUPT, + .config_init = &cis820x_config_init, + .config_aneg = &genphy_config_aneg, + .read_status = &genphy_read_status, + .ack_interrupt = &cis820x_ack_interrupt, + .config_intr = &cis820x_config_intr, + .driver = { .owner = THIS_MODULE,}, +}; + +static int __init cis8204_init(void) +{ + return phy_driver_register(&cis8204_driver); +} + +static void __exit cis8204_exit(void) +{ + phy_driver_unregister(&cis8204_driver); +} + +module_init(cis8204_init); +module_exit(cis8204_exit); diff --git a/drivers/net/phy/davicom.c b/drivers/net/phy/davicom.c new file mode 100644 index 00000000000..6caf499fae3 --- /dev/null +++ b/drivers/net/phy/davicom.c @@ -0,0 +1,195 @@ +/* + * drivers/net/phy/davicom.c + * + * Driver for Davicom PHYs + * + * Author: Andy Fleming + * + * Copyright (c) 2004 Freescale Semiconductor, Inc. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + */ +#include <linux/config.h> +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/string.h> +#include <linux/errno.h> +#include <linux/unistd.h> +#include <linux/slab.h> +#include <linux/interrupt.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/netdevice.h> +#include <linux/etherdevice.h> +#include <linux/skbuff.h> +#include <linux/spinlock.h> +#include <linux/mm.h> +#include <linux/module.h> +#include <linux/version.h> +#include <linux/mii.h> +#include <linux/ethtool.h> +#include <linux/phy.h> + +#include <asm/io.h> +#include <asm/irq.h> +#include <asm/uaccess.h> + +#define MII_DM9161_SCR 0x10 +#define MII_DM9161_SCR_INIT 0x0610 + +/* DM9161 Interrupt Register */ +#define MII_DM9161_INTR 0x15 +#define MII_DM9161_INTR_PEND 0x8000 +#define MII_DM9161_INTR_DPLX_MASK 0x0800 +#define MII_DM9161_INTR_SPD_MASK 0x0400 +#define MII_DM9161_INTR_LINK_MASK 0x0200 +#define MII_DM9161_INTR_MASK 0x0100 +#define MII_DM9161_INTR_DPLX_CHANGE 0x0010 +#define MII_DM9161_INTR_SPD_CHANGE 0x0008 +#define MII_DM9161_INTR_LINK_CHANGE 0x0004 +#define MII_DM9161_INTR_INIT 0x0000 +#define MII_DM9161_INTR_STOP \ +(MII_DM9161_INTR_DPLX_MASK | MII_DM9161_INTR_SPD_MASK \ + | MII_DM9161_INTR_LINK_MASK | MII_DM9161_INTR_MASK) + +/* DM9161 10BT Configuration/Status */ +#define MII_DM9161_10BTCSR 0x12 +#define MII_DM9161_10BTCSR_INIT 0x7800 + +MODULE_DESCRIPTION("Davicom PHY driver"); +MODULE_AUTHOR("Andy Fleming"); +MODULE_LICENSE("GPL"); + + +#define DM9161_DELAY 1 +static int dm9161_config_intr(struct phy_device *phydev) +{ + int temp; + + temp = phy_read(phydev, MII_DM9161_INTR); + + if (temp < 0) + return temp; + + if(PHY_INTERRUPT_ENABLED == phydev->interrupts ) + temp &= ~(MII_DM9161_INTR_STOP); + else + temp |= MII_DM9161_INTR_STOP; + + temp = phy_write(phydev, MII_DM9161_INTR, temp); + + return temp; +} + +static int dm9161_config_aneg(struct phy_device *phydev) +{ + int err; + + /* Isolate the PHY */ + err = phy_write(phydev, MII_BMCR, BMCR_ISOLATE); + + if (err < 0) + return err; + + /* Configure the new settings */ + err = genphy_config_aneg(phydev); + + if (err < 0) + return err; + + return 0; +} + +static int dm9161_config_init(struct phy_device *phydev) +{ + int err; + + /* Isolate the PHY */ + err = phy_write(phydev, MII_BMCR, BMCR_ISOLATE); + + if (err < 0) + return err; + + /* Do not bypass the scrambler/descrambler */ + err = phy_write(phydev, MII_DM9161_SCR, MII_DM9161_SCR_INIT); + + if (err < 0) + return err; + + /* Clear 10BTCSR to default */ + err = phy_write(phydev, MII_DM9161_10BTCSR, MII_DM9161_10BTCSR_INIT); + + if (err < 0) + return err; + + /* Reconnect the PHY, and enable Autonegotiation */ + err = phy_write(phydev, MII_BMCR, BMCR_ANENABLE); + + if (err < 0) + return err; + + return 0; +} + +static int dm9161_ack_interrupt(struct phy_device *phydev) +{ + int err = phy_read(phydev, MII_DM9161_INTR); + + return (err < 0) ? err : 0; +} + +static struct phy_driver dm9161_driver = { + .phy_id = 0x0181b880, + .name = "Davicom DM9161E", + .phy_id_mask = 0x0ffffff0, + .features = PHY_BASIC_FEATURES, + .config_init = dm9161_config_init, + .config_aneg = dm9161_config_aneg, + .read_status = genphy_read_status, + .driver = { .owner = THIS_MODULE,}, +}; + +static struct phy_driver dm9131_driver = { + .phy_id = 0x00181b80, + .name = "Davicom DM9131", + .phy_id_mask = 0x0ffffff0, + .features = PHY_BASIC_FEATURES, + .flags = PHY_HAS_INTERRUPT, + .config_aneg = genphy_config_aneg, + .read_status = genphy_read_status, + .ack_interrupt = dm9161_ack_interrupt, + .config_intr = dm9161_config_intr, + .driver = { .owner = THIS_MODULE,}, +}; + +static int __init davicom_init(void) +{ + int ret; + + ret = phy_driver_register(&dm9161_driver); + if (ret) + goto err1; + + ret = phy_driver_register(&dm9131_driver); + if (ret) + goto err2; + return 0; + + err2: + phy_driver_unregister(&dm9161_driver); + err1: + return ret; +} + +static void __exit davicom_exit(void) +{ + phy_driver_unregister(&dm9161_driver); + phy_driver_unregister(&dm9131_driver); +} + +module_init(davicom_init); +module_exit(davicom_exit); diff --git a/drivers/net/phy/lxt.c b/drivers/net/phy/lxt.c new file mode 100644 index 00000000000..4c840448ec8 --- /dev/null +++ b/drivers/net/phy/lxt.c @@ -0,0 +1,179 @@ +/* + * drivers/net/phy/lxt.c + * + * Driver for Intel LXT PHYs + * + * Author: Andy Fleming + * + * Copyright (c) 2004 Freescale Semiconductor, Inc. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + */ +#include <linux/config.h> +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/string.h> +#include <linux/errno.h> +#include <linux/unistd.h> +#include <linux/slab.h> +#include <linux/interrupt.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/netdevice.h> +#include <linux/etherdevice.h> +#include <linux/skbuff.h> +#include <linux/spinlock.h> +#include <linux/mm.h> +#include <linux/module.h> +#include <linux/version.h> +#include <linux/mii.h> +#include <linux/ethtool.h> +#include <linux/phy.h> + +#include <asm/io.h> +#include <asm/irq.h> +#include <asm/uaccess.h> + +/* The Level one LXT970 is used by many boards */ + +#define MII_LXT970_IER 17 /* Interrupt Enable Register */ + +#define MII_LXT970_IER_IEN 0x0002 + +#define MII_LXT970_ISR 18 /* Interrupt Status Register */ + +#define MII_LXT970_CONFIG 19 /* Configuration Register */ + +/* ------------------------------------------------------------------------- */ +/* The Level one LXT971 is used on some of my custom boards */ + +/* register definitions for the 971 */ +#define MII_LXT971_IER 18 /* Interrupt Enable Register */ +#define MII_LXT971_IER_IEN 0x00f2 + +#define MII_LXT971_ISR 19 /* Interrupt Status Register */ + + +MODULE_DESCRIPTION("Intel LXT PHY driver"); +MODULE_AUTHOR("Andy Fleming"); +MODULE_LICENSE("GPL"); + +static int lxt970_ack_interrupt(struct phy_device *phydev) +{ + int err; + + err = phy_read(phydev, MII_BMSR); + + if (err < 0) + return err; + + err = phy_read(phydev, MII_LXT970_ISR); + + if (err < 0) + return err; + + return 0; +} + +static int lxt970_config_intr(struct phy_device *phydev) +{ + int err; + + if(phydev->interrupts == PHY_INTERRUPT_ENABLED) + err = phy_write(phydev, MII_LXT970_IER, MII_LXT970_IER_IEN); + else + err = phy_write(phydev, MII_LXT970_IER, 0); + + return err; +} + +static int lxt970_config_init(struct phy_device *phydev) +{ + int err; + + err = phy_write(phydev, MII_LXT970_CONFIG, 0); + + return err; +} + + +static int lxt971_ack_interrupt(struct phy_device *phydev) +{ + int err = phy_read(phydev, MII_LXT971_ISR); + + if (err < 0) + return err; + + return 0; +} + +static int lxt971_config_intr(struct phy_device *phydev) +{ + int err; + + if(phydev->interrupts == PHY_INTERRUPT_ENABLED) + err = phy_write(phydev, MII_LXT971_IER, MII_LXT971_IER_IEN); + else + err = phy_write(phydev, MII_LXT971_IER, 0); + + return err; +} + +static struct phy_driver lxt970_driver = { + .phy_id = 0x07810000, + .name = "LXT970", + .phy_id_mask = 0x0fffffff, + .features = PHY_BASIC_FEATURES, + .flags = PHY_HAS_INTERRUPT, + .config_init = lxt970_config_init, + .config_aneg = genphy_config_aneg, + .read_status = genphy_read_status, + .ack_interrupt = lxt970_ack_interrupt, + .config_intr = lxt970_config_intr, + .driver = { .owner = THIS_MODULE,}, +}; + +static struct phy_driver lxt971_driver = { + .phy_id = 0x0001378e, + .name = "LXT971", + .phy_id_mask = 0x0fffffff, + .features = PHY_BASIC_FEATURES, + .flags = PHY_HAS_INTERRUPT, + .config_aneg = genphy_config_aneg, + .read_status = genphy_read_status, + .ack_interrupt = lxt971_ack_interrupt, + .config_intr = lxt971_config_intr, + .driver = { .owner = THIS_MODULE,}, +}; + +static int __init lxt_init(void) +{ + int ret; + + ret = phy_driver_register(&lxt970_driver); + if (ret) + goto err1; + + ret = phy_driver_register(&lxt971_driver); + if (ret) + goto err2; + return 0; + + err2: + phy_driver_unregister(&lxt970_driver); + err1: + return ret; +} + +static void __exit lxt_exit(void) +{ + phy_driver_unregister(&lxt970_driver); + phy_driver_unregister(&lxt971_driver); +} + +module_init(lxt_init); +module_exit(lxt_exit); diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c new file mode 100644 index 00000000000..4a72b025006 --- /dev/null +++ b/drivers/net/phy/marvell.c @@ -0,0 +1,140 @@ +/* + * drivers/net/phy/marvell.c + * + * Driver for Marvell PHYs + * + * Author: Andy Fleming + * + * Copyright (c) 2004 Freescale Semiconductor, Inc. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + */ +#include <linux/config.h> +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/string.h> +#include <linux/errno.h> +#include <linux/unistd.h> +#include <linux/slab.h> +#include <linux/interrupt.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/netdevice.h> +#include <linux/etherdevice.h> +#include <linux/skbuff.h> +#include <linux/spinlock.h> +#include <linux/mm.h> +#include <linux/module.h> +#include <linux/version.h> +#include <linux/mii.h> +#include <linux/ethtool.h> +#include <linux/phy.h> + +#include <asm/io.h> +#include <asm/irq.h> +#include <asm/uaccess.h> + +#define MII_M1011_IEVENT 0x13 +#define MII_M1011_IEVENT_CLEAR 0x0000 + +#define MII_M1011_IMASK 0x12 +#define MII_M1011_IMASK_INIT 0x6400 +#define MII_M1011_IMASK_CLEAR 0x0000 + +MODULE_DESCRIPTION("Marvell PHY driver"); +MODULE_AUTHOR("Andy Fleming"); +MODULE_LICENSE("GPL"); + +static int marvell_ack_interrupt(struct phy_device *phydev) +{ + int err; + + /* Clear the interrupts by reading the reg */ + err = phy_read(phydev, MII_M1011_IEVENT); + + if (err < 0) + return err; + + return 0; +} + +static int marvell_config_intr(struct phy_device *phydev) +{ + int err; + + if(phydev->interrupts == PHY_INTERRUPT_ENABLED) + err = phy_write(phydev, MII_M1011_IMASK, MII_M1011_IMASK_INIT); + else + err = phy_write(phydev, MII_M1011_IMASK, MII_M1011_IMASK_CLEAR); + + return err; +} + +static int marvell_config_aneg(struct phy_device *phydev) +{ + int err; + + /* The Marvell PHY has an errata which requires + * that certain registers get written in order + * to restart autonegotiation */ + err = phy_write(phydev, MII_BMCR, BMCR_RESET); + + if (err < 0) + return err; + + err = phy_write(phydev, 0x1d, 0x1f); + if (err < 0) + return err; + + err = phy_write(phydev, 0x1e, 0x200c); + if (err < 0) + return err; + + err = phy_write(phydev, 0x1d, 0x5); + if (err < 0) + return err; + + err = phy_write(phydev, 0x1e, 0); + if (err < 0) + return err; + + err = phy_write(phydev, 0x1e, 0x100); + if (err < 0) + return err; + + + err = genphy_config_aneg(phydev); + + return err; +} + + +static struct phy_driver m88e1101_driver = { + .phy_id = 0x01410c00, + .phy_id_mask = 0xffffff00, + .name = "Marvell 88E1101", + .features = PHY_GBIT_FEATURES, + .flags = PHY_HAS_INTERRUPT, + .config_aneg = &marvell_config_aneg, + .read_status = &genphy_read_status, + .ack_interrupt = &marvell_ack_interrupt, + .config_intr = &marvell_config_intr, + .driver = { .owner = THIS_MODULE,}, +}; + +static int __init marvell_init(void) +{ + return phy_driver_register(&m88e1101_driver); +} + +static void __exit marvell_exit(void) +{ + phy_driver_unregister(&m88e1101_driver); +} + +module_init(marvell_init); +module_exit(marvell_exit); diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c new file mode 100644 index 00000000000..41f62c0c5fc --- /dev/null +++ b/drivers/net/phy/mdio_bus.c @@ -0,0 +1,176 @@ +/* + * drivers/net/phy/mdio_bus.c + * + * MDIO Bus interface + * + * Author: Andy Fleming + * + * Copyright (c) 2004 Freescale Semiconductor, Inc. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + */ +#include <linux/config.h> +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/string.h> +#include <linux/errno.h> +#include <linux/unistd.h> +#include <linux/slab.h> +#include <linux/interrupt.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/netdevice.h> +#include <linux/etherdevice.h> +#include <linux/skbuff.h> +#include <linux/spinlock.h> +#include <linux/mm.h> +#include <linux/module.h> +#include <linux/version.h> +#include <linux/mii.h> +#include <linux/ethtool.h> +#include <linux/phy.h> + +#include <asm/io.h> +#include <asm/irq.h> +#include <asm/uaccess.h> + +/* mdiobus_register + * + * description: Called by a bus driver to bring up all the PHYs + * on a given bus, and attach them to the bus + */ +int mdiobus_register(struct mii_bus *bus) +{ + int i; + int err = 0; + + spin_lock_init(&bus->mdio_lock); + + if (NULL == bus || NULL == bus->name || + NULL == bus->read || + NULL == bus->write) + return -EINVAL; + + if (bus->reset) + bus->reset(bus); + + for (i = 0; i < PHY_MAX_ADDR; i++) { + struct phy_device *phydev; + + phydev = get_phy_device(bus, i); + + if (IS_ERR(phydev)) + return PTR_ERR(phydev); + + /* There's a PHY at this address + * We need to set: + * 1) IRQ + * 2) bus_id + * 3) parent + * 4) bus + * 5) mii_bus + * And, we need to register it */ + if (phydev) { + phydev->irq = bus->irq[i]; + + phydev->dev.parent = bus->dev; + phydev->dev.bus = &mdio_bus_type; + sprintf(phydev->dev.bus_id, "phy%d:%d", bus->id, i); + + phydev->bus = bus; + + err = device_register(&phydev->dev); + + if (err) + printk(KERN_ERR "phy %d failed to register\n", + i); + } + + bus->phy_map[i] = phydev; + } + + pr_info("%s: probed\n", bus->name); + + return err; +} +EXPORT_SYMBOL(mdiobus_register); + +void mdiobus_unregister(struct mii_bus *bus) +{ + int i; + + for (i = 0; i < PHY_MAX_ADDR; i++) { + if (bus->phy_map[i]) { + device_unregister(&bus->phy_map[i]->dev); + kfree(bus->phy_map[i]); + } + } +} +EXPORT_SYMBOL(mdiobus_unregister); + +/* mdio_bus_match + * + * description: Given a PHY device, and a PHY driver, return 1 if + * the driver supports the device. Otherwise, return 0 + */ +static int mdio_bus_match(struct device *dev, struct device_driver *drv) +{ + struct phy_device *phydev = to_phy_device(dev); + struct phy_driver *phydrv = to_phy_driver(drv); + + return (phydrv->phy_id == (phydev->phy_id & phydrv->phy_id_mask)); +} + +/* Suspend and resume. Copied from platform_suspend and + * platform_resume + */ +static int mdio_bus_suspend(struct device * dev, u32 state) +{ + int ret = 0; + struct device_driver *drv = dev->driver; + + if (drv && drv->suspend) { + ret = drv->suspend(dev, state, SUSPEND_DISABLE); + if (ret == 0) + ret = drv->suspend(dev, state, SUSPEND_SAVE_STATE); + if (ret == 0) + ret = drv->suspend(dev, state, SUSPEND_POWER_DOWN); + } + return ret; +} + +static int mdio_bus_resume(struct device * dev) +{ + int ret = 0; + struct device_driver *drv = dev->driver; + + if (drv && drv->resume) { + ret = drv->resume(dev, RESUME_POWER_ON); + if (ret == 0) + ret = drv->resume(dev, RESUME_RESTORE_STATE); + if (ret == 0) + ret = drv->resume(dev, RESUME_ENABLE); + } + return ret; +} + +struct bus_type mdio_bus_type = { + .name = "mdio_bus", + .match = mdio_bus_match, + .suspend = mdio_bus_suspend, + .resume = mdio_bus_resume, +}; + +int __init mdio_bus_init(void) +{ + return bus_register(&mdio_bus_type); +} + +void __exit mdio_bus_exit(void) +{ + bus_unregister(&mdio_bus_type); +} diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c new file mode 100644 index 00000000000..d9e11f93bf3 --- /dev/null +++ b/drivers/net/phy/phy.c @@ -0,0 +1,871 @@ +/* + * drivers/net/phy/phy.c + * + * Framework for configuring and reading PHY devices + * Based on code in sungem_phy.c and gianfar_phy.c + * + * Author: Andy Fleming + * + * Copyright (c) 2004 Freescale Semiconductor, Inc. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + */ +#include <linux/config.h> +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/string.h> +#include <linux/errno.h> +#include <linux/unistd.h> +#include <linux/slab.h> +#include <linux/interrupt.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/netdevice.h> +#include <linux/etherdevice.h> +#include <linux/skbuff.h> +#include <linux/spinlock.h> +#include <linux/mm.h> +#include <linux/module.h> +#include <linux/version.h> +#include <linux/mii.h> +#include <linux/ethtool.h> +#include <linux/phy.h> + +#include <asm/io.h> +#include <asm/irq.h> +#include <asm/uaccess.h> + +/* Convenience function to print out the current phy status + */ +void phy_print_status(struct phy_device *phydev) +{ + pr_info("%s: Link is %s", phydev->dev.bus_id, + phydev->link ? "Up" : "Down"); + if (phydev->link) + printk(" - %d/%s", phydev->speed, + DUPLEX_FULL == phydev->duplex ? + "Full" : "Half"); + + printk("\n"); +} +EXPORT_SYMBOL(phy_print_status); + + +/* Convenience functions for reading/writing a given PHY + * register. They MUST NOT be called from interrupt context, + * because the bus read/write functions may wait for an interrupt + * to conclude the operation. */ +int phy_read(struct phy_device *phydev, u16 regnum) +{ + int retval; + struct mii_bus *bus = phydev->bus; + + spin_lock_bh(&bus->mdio_lock); + retval = bus->read(bus, phydev->addr, regnum); + spin_unlock_bh(&bus->mdio_lock); + + return retval; +} +EXPORT_SYMBOL(phy_read); + +int phy_write(struct phy_device *phydev, u16 regnum, u16 val) +{ + int err; + struct mii_bus *bus = phydev->bus; + + spin_lock_bh(&bus->mdio_lock); + err = bus->write(bus, phydev->addr, regnum, val); + spin_unlock_bh(&bus->mdio_lock); + + return err; +} +EXPORT_SYMBOL(phy_write); + + +int phy_clear_interrupt(struct phy_device *phydev) +{ + int err = 0; + + if (phydev->drv->ack_interrupt) + err = phydev->drv->ack_interrupt(phydev); + + return err; +} + + +int phy_config_interrupt(struct phy_device *phydev, u32 interrupts) +{ + int err = 0; + + phydev->interrupts = interrupts; + if (phydev->drv->config_intr) + err = phydev->drv->config_intr(phydev); + + return err; +} + + +/* phy_aneg_done + * + * description: Reads the status register and returns 0 either if + * auto-negotiation is incomplete, or if there was an error. + * Returns BMSR_ANEGCOMPLETE if auto-negotiation is done. + */ +static inline int phy_aneg_done(struct phy_device *phydev) +{ + int retval; + + retval = phy_read(phydev, MII_BMSR); + + return (retval < 0) ? retval : (retval & BMSR_ANEGCOMPLETE); +} + +/* A structure for mapping a particular speed and duplex + * combination to a particular SUPPORTED and ADVERTISED value */ +struct phy_setting { + int speed; + int duplex; + u32 setting; +}; + +/* A mapping of all SUPPORTED settings to speed/duplex */ +static struct phy_setting settings[] = { + { + .speed = 10000, + .duplex = DUPLEX_FULL, + .setting = SUPPORTED_10000baseT_Full, + }, + { + .speed = SPEED_1000, + .duplex = DUPLEX_FULL, + .setting = SUPPORTED_1000baseT_Full, + }, + { + .speed = SPEED_1000, + .duplex = DUPLEX_HALF, + .setting = SUPPORTED_1000baseT_Half, + }, + { + .speed = SPEED_100, + .duplex = DUPLEX_FULL, + .setting = SUPPORTED_100baseT_Full, + }, + { + .speed = SPEED_100, + .duplex = DUPLEX_HALF, + .setting = SUPPORTED_100baseT_Half, + }, + { + .speed = SPEED_10, + .duplex = DUPLEX_FULL, + .setting = SUPPORTED_10baseT_Full, + }, + { + .speed = SPEED_10, + .duplex = DUPLEX_HALF, + .setting = SUPPORTED_10baseT_Half, + }, +}; + +#define MAX_NUM_SETTINGS (sizeof(settings)/sizeof(struct phy_setting)) + +/* phy_find_setting + * + * description: Searches the settings array for the setting which + * matches the desired speed and duplex, and returns the index + * of that setting. Returns the index of the last setting if + * none of the others match. + */ +static inline int phy_find_setting(int speed, int duplex) +{ + int idx = 0; + + while (idx < ARRAY_SIZE(settings) && + (settings[idx].speed != speed || + settings[idx].duplex != duplex)) + idx++; + + return idx < MAX_NUM_SETTINGS ? idx : MAX_NUM_SETTINGS - 1; +} + +/* phy_find_valid + * idx: The first index in settings[] to search + * features: A mask of the valid settings + * + * description: Returns the index of the first valid setting less + * than or equal to the one pointed to by idx, as determined by + * the mask in features. Returns the index of the last setting + * if nothing else matches. + */ +static inline int phy_find_valid(int idx, u32 features) +{ + while (idx < MAX_NUM_SETTINGS && !(settings[idx].setting & features)) + idx++; + + return idx < MAX_NUM_SETTINGS ? idx : MAX_NUM_SETTINGS - 1; +} + +/* phy_sanitize_settings + * + * description: Make sure the PHY is set to supported speeds and + * duplexes. Drop down by one in this order: 1000/FULL, + * 1000/HALF, 100/FULL, 100/HALF, 10/FULL, 10/HALF + */ +void phy_sanitize_settings(struct phy_device *phydev) +{ + u32 features = phydev->supported; + int idx; + + /* Sanitize settings based on PHY capabilities */ + if ((features & SUPPORTED_Autoneg) == 0) + phydev->autoneg = 0; + + idx = phy_find_valid(phy_find_setting(phydev->speed, phydev->duplex), + features); + + phydev->speed = settings[idx].speed; + phydev->duplex = settings[idx].duplex; +} +EXPORT_SYMBOL(phy_sanitize_settings); + +/* phy_ethtool_sset: + * A generic ethtool sset function. Handles all the details + * + * A few notes about parameter checking: + * - We don't set port or transceiver, so we don't care what they + * were set to. + * - phy_start_aneg() will make sure forced settings are sane, and + * choose the next best ones from the ones selected, so we don't + * care if ethtool tries to give us bad values + * + * A note about the PHYCONTROL Layer. If you turn off + * CONFIG_PHYCONTROL, you will need to read the PHY status + * registers after this function completes, and update your + * controller manually. + */ +int phy_ethtool_sset(struct phy_device *phydev, struct ethtool_cmd *cmd) +{ + if (cmd->phy_address != phydev->addr) + return -EINVAL; + + /* We make sure that we don't pass unsupported + * values in to the PHY */ + cmd->advertising &= phydev->supported; + + /* Verify the settings we care about. */ + if (cmd->autoneg != AUTONEG_ENABLE && cmd->autoneg != AUTONEG_DISABLE) + return -EINVAL; + + if (cmd->autoneg == AUTONEG_ENABLE && cmd->advertising == 0) + return -EINVAL; + + if (cmd->autoneg == AUTONEG_DISABLE + && ((cmd->speed != SPEED_1000 + && cmd->speed != SPEED_100 + && cmd->speed != SPEED_10) + || (cmd->duplex != DUPLEX_HALF + && cmd->duplex != DUPLEX_FULL))) + return -EINVAL; + + phydev->autoneg = cmd->autoneg; + + phydev->speed = cmd->speed; + + phydev->advertising = cmd->advertising; + + if (AUTONEG_ENABLE == cmd->autoneg) + phydev->advertising |= ADVERTISED_Autoneg; + else + phydev->advertising &= ~ADVERTISED_Autoneg; + + phydev->duplex = cmd->duplex; + + /* Restart the PHY */ + phy_start_aneg(phydev); + + return 0; +} + +int phy_ethtool_gset(struct phy_device *phydev, struct ethtool_cmd *cmd) +{ + cmd->supported = phydev->supported; + + cmd->advertising = phydev->advertising; + + cmd->speed = phydev->speed; + cmd->duplex = phydev->duplex; + cmd->port = PORT_MII; + cmd->phy_address = phydev->addr; + cmd->transceiver = XCVR_EXTERNAL; + cmd->autoneg = phydev->autoneg; + + return 0; +} + + +/* Note that this function is currently incompatible with the + * PHYCONTROL layer. It changes registers without regard to + * current state. Use at own risk + */ +int phy_mii_ioctl(struct phy_device *phydev, + struct mii_ioctl_data *mii_data, int cmd) +{ + u16 val = mii_data->val_in; + + switch (cmd) { + case SIOCGMIIPHY: + mii_data->phy_id = phydev->addr; + break; + case SIOCGMIIREG: + mii_data->val_out = phy_read(phydev, mii_data->reg_num); + break; + + case SIOCSMIIREG: + if (!capable(CAP_NET_ADMIN)) + return -EPERM; + + if (mii_data->phy_id == phydev->addr) { + switch(mii_data->reg_num) { + case MII_BMCR: + if (val & (BMCR_RESET|BMCR_ANENABLE)) + phydev->autoneg = AUTONEG_DISABLE; + else + phydev->autoneg = AUTONEG_ENABLE; + if ((!phydev->autoneg) && (val & BMCR_FULLDPLX)) + phydev->duplex = DUPLEX_FULL; + else + phydev->duplex = DUPLEX_HALF; + break; + case MII_ADVERTISE: + phydev->advertising = val; + break; + default: + /* do nothing */ + break; + } + } + + phy_write(phydev, mii_data->reg_num, val); + + if (mii_data->reg_num == MII_BMCR + && val & BMCR_RESET + && phydev->drv->config_init) + phydev->drv->config_init(phydev); + break; + } + + return 0; +} + +/* phy_start_aneg + * + * description: Sanitizes the settings (if we're not + * autonegotiating them), and then calls the driver's + * config_aneg function. If the PHYCONTROL Layer is operating, + * we change the state to reflect the beginning of + * Auto-negotiation or forcing. + */ +int phy_start_aneg(struct phy_device *phydev) +{ + int err; + + spin_lock(&phydev->lock); + + if (AUTONEG_DISABLE == phydev->autoneg) + phy_sanitize_settings(phydev); + + err = phydev->drv->config_aneg(phydev); + +#ifdef CONFIG_PHYCONTROL + if (err < 0) + goto out_unlock; + + if (phydev->state != PHY_HALTED) { + if (AUTONEG_ENABLE == phydev->autoneg) { + phydev->state = PHY_AN; + phydev->link_timeout = PHY_AN_TIMEOUT; + } else { + phydev->state = PHY_FORCING; + phydev->link_timeout = PHY_FORCE_TIMEOUT; + } + } + +out_unlock: +#endif + spin_unlock(&phydev->lock); + return err; +} +EXPORT_SYMBOL(phy_start_aneg); + + +#ifdef CONFIG_PHYCONTROL +static void phy_change(void *data); +static void phy_timer(unsigned long data); + +/* phy_start_machine: + * + * description: The PHY infrastructure can run a state machine + * which tracks whether the PHY is starting up, negotiating, + * etc. This function starts the timer which tracks the state + * of the PHY. If you want to be notified when the state + * changes, pass in the callback, otherwise, pass NULL. If you + * want to maintain your own state machine, do not call this + * function. */ +void phy_start_machine(struct phy_device *phydev, + void (*handler)(struct net_device *)) +{ + phydev->adjust_state = handler; + + init_timer(&phydev->phy_timer); + phydev->phy_timer.function = &phy_timer; + phydev->phy_timer.data = (unsigned long) phydev; + mod_timer(&phydev->phy_timer, jiffies + HZ); +} + +/* phy_stop_machine + * + * description: Stops the state machine timer, sets the state to + * UP (unless it wasn't up yet), and then frees the interrupt, + * if it is in use. This function must be called BEFORE + * phy_detach. + */ +void phy_stop_machine(struct phy_device *phydev) +{ + del_timer_sync(&phydev->phy_timer); + + spin_lock(&phydev->lock); + if (phydev->state > PHY_UP) + phydev->state = PHY_UP; + spin_unlock(&phydev->lock); + + if (phydev->irq != PHY_POLL) + phy_stop_interrupts(phydev); + + phydev->adjust_state = NULL; +} + +/* phy_force_reduction + * + * description: Reduces the speed/duplex settings by + * one notch. The order is so: + * 1000/FULL, 1000/HALF, 100/FULL, 100/HALF, + * 10/FULL, 10/HALF. The function bottoms out at 10/HALF. + */ +static void phy_force_reduction(struct phy_device *phydev) +{ + int idx; + + idx = phy_find_setting(phydev->speed, phydev->duplex); + + idx++; + + idx = phy_find_valid(idx, phydev->supported); + + phydev->speed = settings[idx].speed; + phydev->duplex = settings[idx].duplex; + + pr_info("Trying %d/%s\n", phydev->speed, + DUPLEX_FULL == phydev->duplex ? + "FULL" : "HALF"); +} + + +/* phy_error: + * + * Moves the PHY to the HALTED state in response to a read + * or write error, and tells the controller the link is down. + * Must not be called from interrupt context, or while the + * phydev->lock is held. + */ +void phy_error(struct phy_device *phydev) +{ + spin_lock(&phydev->lock); + phydev->state = PHY_HALTED; + spin_unlock(&phydev->lock); +} + +/* phy_interrupt + * + * description: When a PHY interrupt occurs, the handler disables + * interrupts, and schedules a work task to clear the interrupt. + */ +static irqreturn_t phy_interrupt(int irq, void *phy_dat, struct pt_regs *regs) +{ + struct phy_device *phydev = phy_dat; + + /* The MDIO bus is not allowed to be written in interrupt + * context, so we need to disable the irq here. A work + * queue will write the PHY to disable and clear the + * interrupt, and then reenable the irq line. */ + disable_irq_nosync(irq); + + schedule_work(&phydev->phy_queue); + + return IRQ_HANDLED; +} + +/* Enable the interrupts from the PHY side */ +int phy_enable_interrupts(struct phy_device *phydev) +{ + int err; + + err = phy_clear_interrupt(phydev); + + if (err < 0) + return err; + + err = phy_config_interrupt(phydev, PHY_INTERRUPT_ENABLED); + + return err; +} +EXPORT_SYMBOL(phy_enable_interrupts); + +/* Disable the PHY interrupts from the PHY side */ +int phy_disable_interrupts(struct phy_device *phydev) +{ + int err; + + /* Disable PHY interrupts */ + err = phy_config_interrupt(phydev, PHY_INTERRUPT_DISABLED); + + if (err) + goto phy_err; + + /* Clear the interrupt */ + err = phy_clear_interrupt(phydev); + + if (err) + goto phy_err; + + return 0; + +phy_err: + phy_error(phydev); + + return err; +} +EXPORT_SYMBOL(phy_disable_interrupts); + +/* phy_start_interrupts + * + * description: Request the interrupt for the given PHY. If + * this fails, then we set irq to PHY_POLL. + * Otherwise, we enable the interrupts in the PHY. + * Returns 0 on success. + * This should only be called with a valid IRQ number. + */ +int phy_start_interrupts(struct phy_device *phydev) +{ + int err = 0; + + INIT_WORK(&phydev->phy_queue, phy_change, phydev); + + if (request_irq(phydev->irq, phy_interrupt, + SA_SHIRQ, + "phy_interrupt", + phydev) < 0) { + printk(KERN_WARNING "%s: Can't get IRQ %d (PHY)\n", + phydev->bus->name, + phydev->irq); + phydev->irq = PHY_POLL; + return 0; + } + + err = phy_enable_interrupts(phydev); + + return err; +} +EXPORT_SYMBOL(phy_start_interrupts); + +int phy_stop_interrupts(struct phy_device *phydev) +{ + int err; + + err = phy_disable_interrupts(phydev); + + if (err) + phy_error(phydev); + + free_irq(phydev->irq, phydev); + + return err; +} +EXPORT_SYMBOL(phy_stop_interrupts); + + +/* Scheduled by the phy_interrupt/timer to handle PHY changes */ +static void phy_change(void *data) +{ + int err; + struct phy_device *phydev = data; + + err = phy_disable_interrupts(phydev); + + if (err) + goto phy_err; + + spin_lock(&phydev->lock); + if ((PHY_RUNNING == phydev->state) || (PHY_NOLINK == phydev->state)) + phydev->state = PHY_CHANGELINK; + spin_unlock(&phydev->lock); + + enable_irq(phydev->irq); + + /* Reenable interrupts */ + err = phy_config_interrupt(phydev, PHY_INTERRUPT_ENABLED); + + if (err) + goto irq_enable_err; + + return; + +irq_enable_err: + disable_irq(phydev->irq); +phy_err: + phy_error(phydev); +} + +/* Bring down the PHY link, and stop checking the status. */ +void phy_stop(struct phy_device *phydev) +{ + spin_lock(&phydev->lock); + + if (PHY_HALTED == phydev->state) + goto out_unlock; + + if (phydev->irq != PHY_POLL) { + /* Clear any pending interrupts */ + phy_clear_interrupt(phydev); + + /* Disable PHY Interrupts */ + phy_config_interrupt(phydev, PHY_INTERRUPT_DISABLED); + } + + phydev->state = PHY_HALTED; + +out_unlock: + spin_unlock(&phydev->lock); +} + + +/* phy_start + * + * description: Indicates the attached device's readiness to + * handle PHY-related work. Used during startup to start the + * PHY, and after a call to phy_stop() to resume operation. + * Also used to indicate the MDIO bus has cleared an error + * condition. + */ +void phy_start(struct phy_device *phydev) +{ + spin_lock(&phydev->lock); + + switch (phydev->state) { + case PHY_STARTING: + phydev->state = PHY_PENDING; + break; + case PHY_READY: + phydev->state = PHY_UP; + break; + case PHY_HALTED: + phydev->state = PHY_RESUMING; + default: + break; + } + spin_unlock(&phydev->lock); +} +EXPORT_SYMBOL(phy_stop); +EXPORT_SYMBOL(phy_start); + +/* PHY timer which handles the state machine */ +static void phy_timer(unsigned long data) +{ + struct phy_device *phydev = (struct phy_device *)data; + int needs_aneg = 0; + int err = 0; + + spin_lock(&phydev->lock); + + if (phydev->adjust_state) + phydev->adjust_state(phydev->attached_dev); + + switch(phydev->state) { + case PHY_DOWN: + case PHY_STARTING: + case PHY_READY: + case PHY_PENDING: + break; + case PHY_UP: + needs_aneg = 1; + + phydev->link_timeout = PHY_AN_TIMEOUT; + + break; + case PHY_AN: + /* Check if negotiation is done. Break + * if there's an error */ + err = phy_aneg_done(phydev); + if (err < 0) + break; + + /* If auto-negotiation is done, we change to + * either RUNNING, or NOLINK */ + if (err > 0) { + err = phy_read_status(phydev); + + if (err) + break; + + if (phydev->link) { + phydev->state = PHY_RUNNING; + netif_carrier_on(phydev->attached_dev); + } else { + phydev->state = PHY_NOLINK; + netif_carrier_off(phydev->attached_dev); + } + + phydev->adjust_link(phydev->attached_dev); + + } else if (0 == phydev->link_timeout--) { + /* The counter expired, so either we + * switch to forced mode, or the + * magic_aneg bit exists, and we try aneg + * again */ + if (!(phydev->drv->flags & PHY_HAS_MAGICANEG)) { + int idx; + + /* We'll start from the + * fastest speed, and work + * our way down */ + idx = phy_find_valid(0, + phydev->supported); + + phydev->speed = settings[idx].speed; + phydev->duplex = settings[idx].duplex; + + phydev->autoneg = AUTONEG_DISABLE; + phydev->state = PHY_FORCING; + phydev->link_timeout = + PHY_FORCE_TIMEOUT; + + pr_info("Trying %d/%s\n", + phydev->speed, + DUPLEX_FULL == + phydev->duplex ? + "FULL" : "HALF"); + } + + needs_aneg = 1; + } + break; + case PHY_NOLINK: + err = phy_read_status(phydev); + + if (err) + break; + + if (phydev->link) { + phydev->state = PHY_RUNNING; + netif_carrier_on(phydev->attached_dev); + phydev->adjust_link(phydev->attached_dev); + } + break; + case PHY_FORCING: + err = phy_read_status(phydev); + + if (err) + break; + + if (phydev->link) { + phydev->state = PHY_RUNNING; + netif_carrier_on(phydev->attached_dev); + } else { + if (0 == phydev->link_timeout--) { + phy_force_reduction(phydev); + needs_aneg = 1; + } + } + + phydev->adjust_link(phydev->attached_dev); + break; + case PHY_RUNNING: + /* Only register a CHANGE if we are + * polling */ + if (PHY_POLL == phydev->irq) + phydev->state = PHY_CHANGELINK; + break; + case PHY_CHANGELINK: + err = phy_read_status(phydev); + + if (err) + break; + + if (phydev->link) { + phydev->state = PHY_RUNNING; + netif_carrier_on(phydev->attached_dev); + } else { + phydev->state = PHY_NOLINK; + netif_carrier_off(phydev->attached_dev); + } + + phydev->adjust_link(phydev->attached_dev); + + if (PHY_POLL != phydev->irq) + err = phy_config_interrupt(phydev, + PHY_INTERRUPT_ENABLED); + break; + case PHY_HALTED: + if (phydev->link) { + phydev->link = 0; + netif_carrier_off(phydev->attached_dev); + phydev->adjust_link(phydev->attached_dev); + } + break; + case PHY_RESUMING: + + err = phy_clear_interrupt(phydev); + + if (err) + break; + + err = phy_config_interrupt(phydev, + PHY_INTERRUPT_ENABLED); + + if (err) + break; + + if (AUTONEG_ENABLE == phydev->autoneg) { + err = phy_aneg_done(phydev); + if (err < 0) + break; + + /* err > 0 if AN is done. + * Otherwise, it's 0, and we're + * still waiting for AN */ + if (err > 0) { + phydev->state = PHY_RUNNING; + } else { + phydev->state = PHY_AN; + phydev->link_timeout = PHY_AN_TIMEOUT; + } + } else + phydev->state = PHY_RUNNING; + break; + } + + spin_unlock(&phydev->lock); + + if (needs_aneg) + err = phy_start_aneg(phydev); + + if (err < 0) + phy_error(phydev); + + mod_timer(&phydev->phy_timer, jiffies + PHY_STATE_TIME * HZ); +} + +#endif /* CONFIG_PHYCONTROL */ diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c new file mode 100644 index 00000000000..33f7bdb5857 --- /dev/null +++ b/drivers/net/phy/phy_device.c @@ -0,0 +1,696 @@ +/* + * drivers/net/phy/phy_device.c + * + * Framework for finding and configuring PHYs. + * Also contains generic PHY driver + * + * Author: Andy Fleming + * + * Copyright (c) 2004 Freescale Semiconductor, Inc. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + */ +#include <linux/config.h> +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/string.h> +#include <linux/errno.h> +#include <linux/unistd.h> +#include <linux/slab.h> +#include <linux/interrupt.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/netdevice.h> +#include <linux/etherdevice.h> +#include <linux/skbuff.h> +#include <linux/spinlock.h> +#include <linux/mm.h> +#include <linux/module.h> +#include <linux/version.h> +#include <linux/mii.h> +#include <linux/ethtool.h> +#include <linux/phy.h> + +#include <asm/io.h> +#include <asm/irq.h> +#include <asm/uaccess.h> + +static struct phy_driver genphy_driver; +extern int mdio_bus_init(void); +extern void mdio_bus_exit(void); + +/* get_phy_device + * + * description: Reads the ID registers of the PHY at addr on the + * bus, then allocates and returns the phy_device to + * represent it. + */ +struct phy_device * get_phy_device(struct mii_bus *bus, int addr) +{ + int phy_reg; + u32 phy_id; + struct phy_device *dev = NULL; + + /* Grab the bits from PHYIR1, and put them + * in the upper half */ + phy_reg = bus->read(bus, addr, MII_PHYSID1); + + if (phy_reg < 0) + return ERR_PTR(phy_reg); + + phy_id = (phy_reg & 0xffff) << 16; + + /* Grab the bits from PHYIR2, and put them in the lower half */ + phy_reg = bus->read(bus, addr, MII_PHYSID2); + + if (phy_reg < 0) + return ERR_PTR(phy_reg); + + phy_id |= (phy_reg & 0xffff); + + /* If the phy_id is all Fs, there is no device there */ + if (0xffffffff == phy_id) + return NULL; + + /* Otherwise, we allocate the device, and initialize the + * default values */ + dev = kcalloc(1, sizeof(*dev), GFP_KERNEL); + + if (NULL == dev) + return ERR_PTR(-ENOMEM); + + dev->speed = 0; + dev->duplex = -1; + dev->pause = dev->asym_pause = 0; + dev->link = 1; + + dev->autoneg = AUTONEG_ENABLE; + + dev->addr = addr; + dev->phy_id = phy_id; + dev->bus = bus; + + dev->state = PHY_DOWN; + + spin_lock_init(&dev->lock); + + return dev; +} + +#ifdef CONFIG_PHYCONTROL +/* phy_prepare_link: + * + * description: Tells the PHY infrastructure to handle the + * gory details on monitoring link status (whether through + * polling or an interrupt), and to call back to the + * connected device driver when the link status changes. + * If you want to monitor your own link state, don't call + * this function */ +void phy_prepare_link(struct phy_device *phydev, + void (*handler)(struct net_device *)) +{ + phydev->adjust_link = handler; +} + +/* phy_connect: + * + * description: Convenience function for connecting ethernet + * devices to PHY devices. The default behavior is for + * the PHY infrastructure to handle everything, and only notify + * the connected driver when the link status changes. If you + * don't want, or can't use the provided functionality, you may + * choose to call only the subset of functions which provide + * the desired functionality. + */ +struct phy_device * phy_connect(struct net_device *dev, const char *phy_id, + void (*handler)(struct net_device *), u32 flags) +{ + struct phy_device *phydev; + + phydev = phy_attach(dev, phy_id, flags); + + if (IS_ERR(phydev)) + return phydev; + + phy_prepare_link(phydev, handler); + + phy_start_machine(phydev, NULL); + + if (phydev->irq > 0) + phy_start_interrupts(phydev); + + return phydev; +} +EXPORT_SYMBOL(phy_connect); + +void phy_disconnect(struct phy_device *phydev) +{ + if (phydev->irq > 0) + phy_stop_interrupts(phydev); + + phy_stop_machine(phydev); + + phydev->adjust_link = NULL; + + phy_detach(phydev); +} +EXPORT_SYMBOL(phy_disconnect); + +#endif /* CONFIG_PHYCONTROL */ + +/* phy_attach: + * + * description: Called by drivers to attach to a particular PHY + * device. The phy_device is found, and properly hooked up + * to the phy_driver. If no driver is attached, then the + * genphy_driver is used. The phy_device is given a ptr to + * the attaching device, and given a callback for link status + * change. The phy_device is returned to the attaching + * driver. + */ +static int phy_compare_id(struct device *dev, void *data) +{ + return strcmp((char *)data, dev->bus_id) ? 0 : 1; +} + +struct phy_device *phy_attach(struct net_device *dev, + const char *phy_id, u32 flags) +{ + struct bus_type *bus = &mdio_bus_type; + struct phy_device *phydev; + struct device *d; + + /* Search the list of PHY devices on the mdio bus for the + * PHY with the requested name */ + d = bus_find_device(bus, NULL, (void *)phy_id, phy_compare_id); + + if (d) { + phydev = to_phy_device(d); + } else { + printk(KERN_ERR "%s not found\n", phy_id); + return ERR_PTR(-ENODEV); + } + + /* Assume that if there is no driver, that it doesn't + * exist, and we should use the genphy driver. */ + if (NULL == d->driver) { + int err; + down_write(&d->bus->subsys.rwsem); + d->driver = &genphy_driver.driver; + + err = d->driver->probe(d); + + if (err < 0) + return ERR_PTR(err); + + device_bind_driver(d); + up_write(&d->bus->subsys.rwsem); + } + + if (phydev->attached_dev) { + printk(KERN_ERR "%s: %s already attached\n", + dev->name, phy_id); + return ERR_PTR(-EBUSY); + } + + phydev->attached_dev = dev; + + phydev->dev_flags = flags; + + return phydev; +} +EXPORT_SYMBOL(phy_attach); + +void phy_detach(struct phy_device *phydev) +{ + phydev->attached_dev = NULL; + + /* If the device had no specific driver before (i.e. - it + * was using the generic driver), we unbind the device + * from the generic driver so that there's a chance a + * real driver could be loaded */ + if (phydev->dev.driver == &genphy_driver.driver) { + down_write(&phydev->dev.bus->subsys.rwsem); + device_release_driver(&phydev->dev); + up_write(&phydev->dev.bus->subsys.rwsem); + } +} +EXPORT_SYMBOL(phy_detach); + + +/* Generic PHY support and helper functions */ + +/* genphy_config_advert + * + * description: Writes MII_ADVERTISE with the appropriate values, + * after sanitizing the values to make sure we only advertise + * what is supported + */ +int genphy_config_advert(struct phy_device *phydev) +{ + u32 advertise; + int adv; + int err; + + /* Only allow advertising what + * this PHY supports */ + phydev->advertising &= phydev->supported; + advertise = phydev->advertising; + + /* Setup standard advertisement */ + adv = phy_read(phydev, MII_ADVERTISE); + + if (adv < 0) + return adv; + + adv &= ~(ADVERTISE_ALL | ADVERTISE_100BASE4 | ADVERTISE_PAUSE_CAP | + ADVERTISE_PAUSE_ASYM); + if (advertise & ADVERTISED_10baseT_Half) + adv |= ADVERTISE_10HALF; + if (advertise & ADVERTISED_10baseT_Full) + adv |= ADVERTISE_10FULL; + if (advertise & ADVERTISED_100baseT_Half) + adv |= ADVERTISE_100HALF; + if (advertise & ADVERTISED_100baseT_Full) + adv |= ADVERTISE_100FULL; + if (advertise & ADVERTISED_Pause) + adv |= ADVERTISE_PAUSE_CAP; + if (advertise & ADVERTISED_Asym_Pause) + adv |= ADVERTISE_PAUSE_ASYM; + + err = phy_write(phydev, MII_ADVERTISE, adv); + + if (err < 0) + return err; + + /* Configure gigabit if it's supported */ + if (phydev->supported & (SUPPORTED_1000baseT_Half | + SUPPORTED_1000baseT_Full)) { + adv = phy_read(phydev, MII_CTRL1000); + + if (adv < 0) + return adv; + + adv &= ~(ADVERTISE_1000FULL | ADVERTISE_1000HALF); + if (advertise & SUPPORTED_1000baseT_Half) + adv |= ADVERTISE_1000HALF; + if (advertise & SUPPORTED_1000baseT_Full) + adv |= ADVERTISE_1000FULL; + err = phy_write(phydev, MII_CTRL1000, adv); + + if (err < 0) + return err; + } + + return adv; +} +EXPORT_SYMBOL(genphy_config_advert); + +/* genphy_setup_forced + * + * description: Configures MII_BMCR to force speed/duplex + * to the values in phydev. Assumes that the values are valid. + * Please see phy_sanitize_settings() */ +int genphy_setup_forced(struct phy_device *phydev) +{ + int ctl = BMCR_RESET; + + phydev->pause = phydev->asym_pause = 0; + + if (SPEED_1000 == phydev->speed) + ctl |= BMCR_SPEED1000; + else if (SPEED_100 == phydev->speed) + ctl |= BMCR_SPEED100; + + if (DUPLEX_FULL == phydev->duplex) + ctl |= BMCR_FULLDPLX; + + ctl = phy_write(phydev, MII_BMCR, ctl); + + if (ctl < 0) + return ctl; + + /* We just reset the device, so we'd better configure any + * settings the PHY requires to operate */ + if (phydev->drv->config_init) + ctl = phydev->drv->config_init(phydev); + + return ctl; +} + + +/* Enable and Restart Autonegotiation */ +int genphy_restart_aneg(struct phy_device *phydev) +{ + int ctl; + + ctl = phy_read(phydev, MII_BMCR); + + if (ctl < 0) + return ctl; + + ctl |= (BMCR_ANENABLE | BMCR_ANRESTART); + + /* Don't isolate the PHY if we're negotiating */ + ctl &= ~(BMCR_ISOLATE); + + ctl = phy_write(phydev, MII_BMCR, ctl); + + return ctl; +} + + +/* genphy_config_aneg + * + * description: If auto-negotiation is enabled, we configure the + * advertising, and then restart auto-negotiation. If it is not + * enabled, then we write the BMCR + */ +int genphy_config_aneg(struct phy_device *phydev) +{ + int err = 0; + + if (AUTONEG_ENABLE == phydev->autoneg) { + err = genphy_config_advert(phydev); + + if (err < 0) + return err; + + err = genphy_restart_aneg(phydev); + } else + err = genphy_setup_forced(phydev); + + return err; +} +EXPORT_SYMBOL(genphy_config_aneg); + +/* genphy_update_link + * + * description: Update the value in phydev->link to reflect the + * current link value. In order to do this, we need to read + * the status register twice, keeping the second value + */ +int genphy_update_link(struct phy_device *phydev) +{ + int status; + + /* Do a fake read */ + status = phy_read(phydev, MII_BMSR); + + if (status < 0) + return status; + + /* Read link and autonegotiation status */ + status = phy_read(phydev, MII_BMSR); + + if (status < 0) + return status; + + if ((status & BMSR_LSTATUS) == 0) + phydev->link = 0; + else + phydev->link = 1; + + return 0; +} + +/* genphy_read_status + * + * description: Check the link, then figure out the current state + * by comparing what we advertise with what the link partner + * advertises. Start by checking the gigabit possibilities, + * then move on to 10/100. + */ +int genphy_read_status(struct phy_device *phydev) +{ + int adv; + int err; + int lpa; + int lpagb = 0; + + /* Update the link, but return if there + * was an error */ + err = genphy_update_link(phydev); + if (err) + return err; + + if (AUTONEG_ENABLE == phydev->autoneg) { + if (phydev->supported & (SUPPORTED_1000baseT_Half + | SUPPORTED_1000baseT_Full)) { + lpagb = phy_read(phydev, MII_STAT1000); + + if (lpagb < 0) + return lpagb; + + adv = phy_read(phydev, MII_CTRL1000); + + if (adv < 0) + return adv; + + lpagb &= adv << 2; + } + + lpa = phy_read(phydev, MII_LPA); + + if (lpa < 0) + return lpa; + + adv = phy_read(phydev, MII_ADVERTISE); + + if (adv < 0) + return adv; + + lpa &= adv; + + phydev->speed = SPEED_10; + phydev->duplex = DUPLEX_HALF; + phydev->pause = phydev->asym_pause = 0; + + if (lpagb & (LPA_1000FULL | LPA_1000HALF)) { + phydev->speed = SPEED_1000; + + if (lpagb & LPA_1000FULL) + phydev->duplex = DUPLEX_FULL; + } else if (lpa & (LPA_100FULL | LPA_100HALF)) { + phydev->speed = SPEED_100; + + if (lpa & LPA_100FULL) + phydev->duplex = DUPLEX_FULL; + } else + if (lpa & LPA_10FULL) + phydev->duplex = DUPLEX_FULL; + + if (phydev->duplex == DUPLEX_FULL){ + phydev->pause = lpa & LPA_PAUSE_CAP ? 1 : 0; + phydev->asym_pause = lpa & LPA_PAUSE_ASYM ? 1 : 0; + } + } else { + int bmcr = phy_read(phydev, MII_BMCR); + if (bmcr < 0) + return bmcr; + + if (bmcr & BMCR_FULLDPLX) + phydev->duplex = DUPLEX_FULL; + else + phydev->duplex = DUPLEX_HALF; + + if (bmcr & BMCR_SPEED1000) + phydev->speed = SPEED_1000; + else if (bmcr & BMCR_SPEED100) + phydev->speed = SPEED_100; + else + phydev->speed = SPEED_10; + + phydev->pause = phydev->asym_pause = 0; + } + + return 0; +} +EXPORT_SYMBOL(genphy_read_status); + +static int genphy_config_init(struct phy_device *phydev) +{ + u32 val; + u32 features; + + /* For now, I'll claim that the generic driver supports + * all possible port types */ + features = (SUPPORTED_TP | SUPPORTED_MII + | SUPPORTED_AUI | SUPPORTED_FIBRE | + SUPPORTED_BNC); + + /* Do we support autonegotiation? */ + val = phy_read(phydev, MII_BMSR); + + if (val < 0) + return val; + + if (val & BMSR_ANEGCAPABLE) + features |= SUPPORTED_Autoneg; + + if (val & BMSR_100FULL) + features |= SUPPORTED_100baseT_Full; + if (val & BMSR_100HALF) + features |= SUPPORTED_100baseT_Half; + if (val & BMSR_10FULL) + features |= SUPPORTED_10baseT_Full; + if (val & BMSR_10HALF) + features |= SUPPORTED_10baseT_Half; + + if (val & BMSR_ESTATEN) { + val = phy_read(phydev, MII_ESTATUS); + + if (val < 0) + return val; + + if (val & ESTATUS_1000_TFULL) + features |= SUPPORTED_1000baseT_Full; + if (val & ESTATUS_1000_THALF) + features |= SUPPORTED_1000baseT_Half; + } + + phydev->supported = features; + phydev->advertising = features; + + return 0; +} + + +/* phy_probe + * + * description: Take care of setting up the phy_device structure, + * set the state to READY (the driver's init function should + * set it to STARTING if needed). + */ +static int phy_probe(struct device *dev) +{ + struct phy_device *phydev; + struct phy_driver *phydrv; + struct device_driver *drv; + int err = 0; + + phydev = to_phy_device(dev); + + /* Make sure the driver is held. + * XXX -- Is this correct? */ + drv = get_driver(phydev->dev.driver); + phydrv = to_phy_driver(drv); + phydev->drv = phydrv; + + /* Disable the interrupt if the PHY doesn't support it */ + if (!(phydrv->flags & PHY_HAS_INTERRUPT)) + phydev->irq = PHY_POLL; + + spin_lock(&phydev->lock); + + /* Start out supporting everything. Eventually, + * a controller will attach, and may modify one + * or both of these values */ + phydev->supported = phydrv->features; + phydev->advertising = phydrv->features; + + /* Set the state to READY by default */ + phydev->state = PHY_READY; + + if (phydev->drv->probe) + err = phydev->drv->probe(phydev); + + spin_unlock(&phydev->lock); + + if (err < 0) + return err; + + if (phydev->drv->config_init) + err = phydev->drv->config_init(phydev); + + return err; +} + +static int phy_remove(struct device *dev) +{ + struct phy_device *phydev; + + phydev = to_phy_device(dev); + + spin_lock(&phydev->lock); + phydev->state = PHY_DOWN; + spin_unlock(&phydev->lock); + + if (phydev->drv->remove) + phydev->drv->remove(phydev); + + put_driver(dev->driver); + phydev->drv = NULL; + + return 0; +} + +int phy_driver_register(struct phy_driver *new_driver) +{ + int retval; + + memset(&new_driver->driver, 0, sizeof(new_driver->driver)); + new_driver->driver.name = new_driver->name; + new_driver->driver.bus = &mdio_bus_type; + new_driver->driver.probe = phy_probe; + new_driver->driver.remove = phy_remove; + + retval = driver_register(&new_driver->driver); + + if (retval) { + printk(KERN_ERR "%s: Error %d in registering driver\n", + new_driver->name, retval); + + return retval; + } + + pr_info("%s: Registered new driver\n", new_driver->name); + + return 0; +} +EXPORT_SYMBOL(phy_driver_register); + +void phy_driver_unregister(struct phy_driver *drv) +{ + driver_unregister(&drv->driver); +} +EXPORT_SYMBOL(phy_driver_unregister); + +static struct phy_driver genphy_driver = { + .phy_id = 0xffffffff, + .phy_id_mask = 0xffffffff, + .name = "Generic PHY", + .config_init = genphy_config_init, + .features = 0, + .config_aneg = genphy_config_aneg, + .read_status = genphy_read_status, + .driver = {.owner= THIS_MODULE, }, +}; + +static int __init phy_init(void) +{ + int rc; + + rc = mdio_bus_init(); + if (rc) + return rc; + + rc = phy_driver_register(&genphy_driver); + if (rc) + mdio_bus_exit(); + + return rc; +} + +static void __exit phy_exit(void) +{ + phy_driver_unregister(&genphy_driver); + mdio_bus_exit(); +} + +subsys_initcall(phy_init); +module_exit(phy_exit); diff --git a/drivers/net/phy/qsemi.c b/drivers/net/phy/qsemi.c new file mode 100644 index 00000000000..d461ba45763 --- /dev/null +++ b/drivers/net/phy/qsemi.c @@ -0,0 +1,143 @@ +/* + * drivers/net/phy/qsemi.c + * + * Driver for Quality Semiconductor PHYs + * + * Author: Andy Fleming + * + * Copyright (c) 2004 Freescale Semiconductor, Inc. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + */ +#include <linux/config.h> +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/string.h> +#include <linux/errno.h> +#include <linux/unistd.h> +#include <linux/slab.h> +#include <linux/interrupt.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/netdevice.h> +#include <linux/etherdevice.h> +#include <linux/skbuff.h> +#include <linux/spinlock.h> +#include <linux/mm.h> +#include <linux/module.h> +#include <linux/version.h> +#include <linux/mii.h> +#include <linux/ethtool.h> +#include <linux/phy.h> + +#include <asm/io.h> +#include <asm/irq.h> +#include <asm/uaccess.h> + +/* ------------------------------------------------------------------------- */ +/* The Quality Semiconductor QS6612 is used on the RPX CLLF */ + +/* register definitions */ + +#define MII_QS6612_MCR 17 /* Mode Control Register */ +#define MII_QS6612_FTR 27 /* Factory Test Register */ +#define MII_QS6612_MCO 28 /* Misc. Control Register */ +#define MII_QS6612_ISR 29 /* Interrupt Source Register */ +#define MII_QS6612_IMR 30 /* Interrupt Mask Register */ +#define MII_QS6612_IMR_INIT 0x003a +#define MII_QS6612_PCR 31 /* 100BaseTx PHY Control Reg. */ + +#define QS6612_PCR_AN_COMPLETE 0x1000 +#define QS6612_PCR_RLBEN 0x0200 +#define QS6612_PCR_DCREN 0x0100 +#define QS6612_PCR_4B5BEN 0x0040 +#define QS6612_PCR_TX_ISOLATE 0x0020 +#define QS6612_PCR_MLT3_DIS 0x0002 +#define QS6612_PCR_SCRM_DESCRM 0x0001 + +MODULE_DESCRIPTION("Quality Semiconductor PHY driver"); +MODULE_AUTHOR("Andy Fleming"); +MODULE_LICENSE("GPL"); + +/* Returns 0, unless there's a write error */ +static int qs6612_config_init(struct phy_device *phydev) +{ + /* The PHY powers up isolated on the RPX, + * so send a command to allow operation. + * XXX - My docs indicate this should be 0x0940 + * ...or something. The current value sets three + * reserved bits, bit 11, which specifies it should be + * set to one, bit 10, which specifies it should be set + * to 0, and bit 7, which doesn't specify. However, my + * docs are preliminary, and I will leave it like this + * until someone more knowledgable corrects me or it. + * -- Andy Fleming + */ + return phy_write(phydev, MII_QS6612_PCR, 0x0dc0); +} + +static int qs6612_ack_interrupt(struct phy_device *phydev) +{ + int err; + + err = phy_read(phydev, MII_QS6612_ISR); + + if (err < 0) + return err; + + err = phy_read(phydev, MII_BMSR); + + if (err < 0) + return err; + + err = phy_read(phydev, MII_EXPANSION); + + if (err < 0) + return err; + + return 0; +} + +static int qs6612_config_intr(struct phy_device *phydev) +{ + int err; + if (phydev->interrupts == PHY_INTERRUPT_ENABLED) + err = phy_write(phydev, MII_QS6612_IMR, + MII_QS6612_IMR_INIT); + else + err = phy_write(phydev, MII_QS6612_IMR, 0); + + return err; + +} + +static struct phy_driver qs6612_driver = { + .phy_id = 0x00181440, + .name = "QS6612", + .phy_id_mask = 0xfffffff0, + .features = PHY_BASIC_FEATURES, + .flags = PHY_HAS_INTERRUPT, + .config_init = qs6612_config_init, + .config_aneg = genphy_config_aneg, + .read_status = genphy_read_status, + .ack_interrupt = qs6612_ack_interrupt, + .config_intr = qs6612_config_intr, + .driver = { .owner = THIS_MODULE,}, +}; + +static int __init qs6612_init(void) +{ + return phy_driver_register(&qs6612_driver); +} + +static void __exit qs6612_exit(void) +{ + phy_driver_unregister(&qs6612_driver); +} + +module_init(qs6612_init); +module_exit(qs6612_exit); diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index d5afe05cd82..f0471d102e3 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -187,6 +187,7 @@ static struct pci_device_id rtl8169_pci_tbl[] = { { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8169), }, { PCI_DEVICE(PCI_VENDOR_ID_DLINK, 0x4300), }, { PCI_DEVICE(0x16ec, 0x0116), }, + { PCI_VENDOR_ID_LINKSYS, 0x1032, PCI_ANY_ID, 0x0024, }, {0,}, }; diff --git a/drivers/net/s2io-regs.h b/drivers/net/s2io-regs.h index 7092ca6b277..2234a8f05eb 100644 --- a/drivers/net/s2io-regs.h +++ b/drivers/net/s2io-regs.h @@ -62,6 +62,7 @@ typedef struct _XENA_dev_config { #define ADAPTER_STATUS_RMAC_REMOTE_FAULT BIT(6) #define ADAPTER_STATUS_RMAC_LOCAL_FAULT BIT(7) #define ADAPTER_STATUS_RMAC_PCC_IDLE vBIT(0xFF,8,8) +#define ADAPTER_STATUS_RMAC_PCC_FOUR_IDLE vBIT(0x0F,8,8) #define ADAPTER_STATUS_RC_PRC_QUIESCENT vBIT(0xFF,16,8) #define ADAPTER_STATUS_MC_DRAM_READY BIT(24) #define ADAPTER_STATUS_MC_QUEUES_READY BIT(25) @@ -77,21 +78,34 @@ typedef struct _XENA_dev_config { #define ADAPTER_ECC_EN BIT(55) u64 serr_source; -#define SERR_SOURCE_PIC BIT(0) -#define SERR_SOURCE_TXDMA BIT(1) -#define SERR_SOURCE_RXDMA BIT(2) +#define SERR_SOURCE_PIC BIT(0) +#define SERR_SOURCE_TXDMA BIT(1) +#define SERR_SOURCE_RXDMA BIT(2) #define SERR_SOURCE_MAC BIT(3) #define SERR_SOURCE_MC BIT(4) #define SERR_SOURCE_XGXS BIT(5) -#define SERR_SOURCE_ANY (SERR_SOURCE_PIC | \ - SERR_SOURCE_TXDMA | \ - SERR_SOURCE_RXDMA | \ - SERR_SOURCE_MAC | \ - SERR_SOURCE_MC | \ - SERR_SOURCE_XGXS) - - - u8 unused_0[0x800 - 0x120]; +#define SERR_SOURCE_ANY (SERR_SOURCE_PIC | \ + SERR_SOURCE_TXDMA | \ + SERR_SOURCE_RXDMA | \ + SERR_SOURCE_MAC | \ + SERR_SOURCE_MC | \ + SERR_SOURCE_XGXS) + + u64 pci_mode; +#define GET_PCI_MODE(val) ((val & vBIT(0xF, 0, 4)) >> 60) +#define PCI_MODE_PCI_33 0 +#define PCI_MODE_PCI_66 0x1 +#define PCI_MODE_PCIX_M1_66 0x2 +#define PCI_MODE_PCIX_M1_100 0x3 +#define PCI_MODE_PCIX_M1_133 0x4 +#define PCI_MODE_PCIX_M2_66 0x5 +#define PCI_MODE_PCIX_M2_100 0x6 +#define PCI_MODE_PCIX_M2_133 0x7 +#define PCI_MODE_UNSUPPORTED BIT(0) +#define PCI_MODE_32_BITS BIT(8) +#define PCI_MODE_UNKNOWN_MODE BIT(9) + + u8 unused_0[0x800 - 0x128]; /* PCI-X Controller registers */ u64 pic_int_status; @@ -153,7 +167,11 @@ typedef struct _XENA_dev_config { u8 unused4[0x08]; u64 gpio_int_reg; +#define GPIO_INT_REG_LINK_DOWN BIT(1) +#define GPIO_INT_REG_LINK_UP BIT(2) u64 gpio_int_mask; +#define GPIO_INT_MASK_LINK_DOWN BIT(1) +#define GPIO_INT_MASK_LINK_UP BIT(2) u64 gpio_alarms; u8 unused5[0x38]; @@ -223,19 +241,16 @@ typedef struct _XENA_dev_config { u64 xmsi_data; u64 rx_mat; +#define RX_MAT_SET(ring, msi) vBIT(msi, (8 * ring), 8) u8 unused6[0x8]; - u64 tx_mat0_7; - u64 tx_mat8_15; - u64 tx_mat16_23; - u64 tx_mat24_31; - u64 tx_mat32_39; - u64 tx_mat40_47; - u64 tx_mat48_55; - u64 tx_mat56_63; + u64 tx_mat0_n[0x8]; +#define TX_MAT_SET(fifo, msi) vBIT(msi, (8 * fifo), 8) - u8 unused_1[0x10]; + u8 unused_1[0x8]; + u64 stat_byte_cnt; +#define STAT_BC(n) vBIT(n,4,12) /* Automated statistics collection */ u64 stat_cfg; @@ -246,6 +261,7 @@ typedef struct _XENA_dev_config { #define STAT_TRSF_PER(n) TBD #define PER_SEC 0x208d5 #define SET_UPDT_PERIOD(n) vBIT((PER_SEC*n),32,32) +#define SET_UPDT_CLICKS(val) vBIT(val, 32, 32) u64 stat_addr; @@ -267,8 +283,15 @@ typedef struct _XENA_dev_config { u64 gpio_control; #define GPIO_CTRL_GPIO_0 BIT(8) + u64 misc_control; +#define MISC_LINK_STABILITY_PRD(val) vBIT(val,29,3) + + u8 unused7_1[0x240 - 0x208]; + + u64 wreq_split_mask; +#define WREQ_SPLIT_MASK_SET_MASK(val) vBIT(val, 52, 12) - u8 unused7[0x600]; + u8 unused7_2[0x800 - 0x248]; /* TxDMA registers */ u64 txdma_int_status; @@ -290,6 +313,7 @@ typedef struct _XENA_dev_config { u64 pcc_err_reg; #define PCC_FB_ECC_DB_ERR vBIT(0xFF, 16, 8) +#define PCC_ENABLE_FOUR vBIT(0x0F,0,8) u64 pcc_err_mask; u64 pcc_err_alarm; @@ -468,6 +492,7 @@ typedef struct _XENA_dev_config { #define PRC_CTRL_NO_SNOOP (BIT(22)|BIT(23)) #define PRC_CTRL_NO_SNOOP_DESC BIT(22) #define PRC_CTRL_NO_SNOOP_BUFF BIT(23) +#define PRC_CTRL_BIMODAL_INTERRUPT BIT(37) #define PRC_CTRL_RXD_BACKOFF_INTERVAL(val) vBIT(val,40,24) u64 prc_alarm_action; @@ -691,6 +716,10 @@ typedef struct _XENA_dev_config { #define MC_ERR_REG_MIRI_CRI_ERR_0 BIT(22) #define MC_ERR_REG_MIRI_CRI_ERR_1 BIT(23) #define MC_ERR_REG_SM_ERR BIT(31) +#define MC_ERR_REG_ECC_ALL_SNG (BIT(6) | \ + BIT(7) | BIT(17) | BIT(19)) +#define MC_ERR_REG_ECC_ALL_DBL (BIT(14) | \ + BIT(15) | BIT(18) | BIT(20)) u64 mc_err_mask; u64 mc_err_alarm; @@ -736,7 +765,19 @@ typedef struct _XENA_dev_config { u64 mc_rldram_test_d1; u8 unused24[0x300 - 0x288]; u64 mc_rldram_test_d2; - u8 unused25[0x700 - 0x308]; + + u8 unused24_1[0x360 - 0x308]; + u64 mc_rldram_ctrl; +#define MC_RLDRAM_ENABLE_ODT BIT(7) + + u8 unused24_2[0x640 - 0x368]; + u64 mc_rldram_ref_per_herc; +#define MC_RLDRAM_SET_REF_PERIOD(val) vBIT(val, 0, 16) + + u8 unused24_3[0x660 - 0x648]; + u64 mc_rldram_mrs_herc; + + u8 unused25[0x700 - 0x668]; u64 mc_debug_ctrl; u8 unused26[0x3000 - 0x2f08]; diff --git a/drivers/net/s2io.c b/drivers/net/s2io.c index ea638b162d3..7ca78228b10 100644 --- a/drivers/net/s2io.c +++ b/drivers/net/s2io.c @@ -11,29 +11,28 @@ * See the file COPYING in this distribution for more information. * * Credits: - * Jeff Garzik : For pointing out the improper error condition - * check in the s2io_xmit routine and also some - * issues in the Tx watch dog function. Also for - * patiently answering all those innumerable + * Jeff Garzik : For pointing out the improper error condition + * check in the s2io_xmit routine and also some + * issues in the Tx watch dog function. Also for + * patiently answering all those innumerable * questions regaring the 2.6 porting issues. * Stephen Hemminger : Providing proper 2.6 porting mechanism for some * macros available only in 2.6 Kernel. - * Francois Romieu : For pointing out all code part that were + * Francois Romieu : For pointing out all code part that were * deprecated and also styling related comments. - * Grant Grundler : For helping me get rid of some Architecture + * Grant Grundler : For helping me get rid of some Architecture * dependent code. * Christopher Hellwig : Some more 2.6 specific issues in the driver. - * + * * The module loadable parameters that are supported by the driver and a brief * explaination of all the variables. - * rx_ring_num : This can be used to program the number of receive rings used - * in the driver. - * rx_ring_len: This defines the number of descriptors each ring can have. This + * rx_ring_num : This can be used to program the number of receive rings used + * in the driver. + * rx_ring_len: This defines the number of descriptors each ring can have. This * is also an array of size 8. * tx_fifo_num: This defines the number of Tx FIFOs thats used int the driver. - * tx_fifo_len: This too is an array of 8. Each element defines the number of + * tx_fifo_len: This too is an array of 8. Each element defines the number of * Tx descriptors that can be associated with each corresponding FIFO. - * in PCI Configuration space. ************************************************************************/ #include <linux/config.h> @@ -56,27 +55,39 @@ #include <linux/ethtool.h> #include <linux/version.h> #include <linux/workqueue.h> +#include <linux/if_vlan.h> -#include <asm/io.h> #include <asm/system.h> #include <asm/uaccess.h> +#include <asm/io.h> /* local include */ #include "s2io.h" #include "s2io-regs.h" /* S2io Driver name & version. */ -static char s2io_driver_name[] = "s2io"; -static char s2io_driver_version[] = "Version 1.7.7.1"; +static char s2io_driver_name[] = "Neterion"; +static char s2io_driver_version[] = "Version 2.0.3.1"; + +static inline int RXD_IS_UP2DT(RxD_t *rxdp) +{ + int ret; + + ret = ((!(rxdp->Control_1 & RXD_OWN_XENA)) && + (GET_RXD_MARKER(rxdp->Control_2) != THE_RXD_MARK)); -/* + return ret; +} + +/* * Cards with following subsystem_id have a link state indication * problem, 600B, 600C, 600D, 640B, 640C and 640D. * macro below identifies these cards given the subsystem_id. */ -#define CARDS_WITH_FAULTY_LINK_INDICATORS(subid) \ - (((subid >= 0x600B) && (subid <= 0x600D)) || \ - ((subid >= 0x640B) && (subid <= 0x640D))) ? 1 : 0 +#define CARDS_WITH_FAULTY_LINK_INDICATORS(dev_type, subid) \ + (dev_type == XFRAME_I_DEVICE) ? \ + ((((subid >= 0x600B) && (subid <= 0x600D)) || \ + ((subid >= 0x640B) && (subid <= 0x640D))) ? 1 : 0) : 0 #define LINK_IS_UP(val64) (!(val64 & (ADAPTER_STATUS_RMAC_REMOTE_FAULT | \ ADAPTER_STATUS_RMAC_LOCAL_FAULT))) @@ -86,9 +97,12 @@ static char s2io_driver_version[] = "Version 1.7.7.1"; static inline int rx_buffer_level(nic_t * sp, int rxb_size, int ring) { int level = 0; - if ((sp->pkt_cnt[ring] - rxb_size) > 16) { + mac_info_t *mac_control; + + mac_control = &sp->mac_control; + if ((mac_control->rings[ring].pkt_cnt - rxb_size) > 16) { level = LOW; - if ((sp->pkt_cnt[ring] - rxb_size) < MAX_RXDS_PER_BLOCK) { + if (rxb_size <= MAX_RXDS_PER_BLOCK) { level = PANIC; } } @@ -145,6 +159,9 @@ static char ethtool_stats_keys[][ETH_GSTRING_LEN] = { {"rmac_pause_cnt"}, {"rmac_accepted_ip"}, {"rmac_err_tcp"}, + {"\n DRIVER STATISTICS"}, + {"single_bit_ecc_errs"}, + {"double_bit_ecc_errs"}, }; #define S2IO_STAT_LEN sizeof(ethtool_stats_keys)/ ETH_GSTRING_LEN @@ -153,8 +170,37 @@ static char ethtool_stats_keys[][ETH_GSTRING_LEN] = { #define S2IO_TEST_LEN sizeof(s2io_gstrings) / ETH_GSTRING_LEN #define S2IO_STRINGS_LEN S2IO_TEST_LEN * ETH_GSTRING_LEN +#define S2IO_TIMER_CONF(timer, handle, arg, exp) \ + init_timer(&timer); \ + timer.function = handle; \ + timer.data = (unsigned long) arg; \ + mod_timer(&timer, (jiffies + exp)) \ + +/* Add the vlan */ +static void s2io_vlan_rx_register(struct net_device *dev, + struct vlan_group *grp) +{ + nic_t *nic = dev->priv; + unsigned long flags; + + spin_lock_irqsave(&nic->tx_lock, flags); + nic->vlgrp = grp; + spin_unlock_irqrestore(&nic->tx_lock, flags); +} + +/* Unregister the vlan */ +static void s2io_vlan_rx_kill_vid(struct net_device *dev, unsigned long vid) +{ + nic_t *nic = dev->priv; + unsigned long flags; + + spin_lock_irqsave(&nic->tx_lock, flags); + if (nic->vlgrp) + nic->vlgrp->vlan_devices[vid] = NULL; + spin_unlock_irqrestore(&nic->tx_lock, flags); +} -/* +/* * Constants to be programmed into the Xena's registers, to configure * the XAUI. */ @@ -162,7 +208,28 @@ static char ethtool_stats_keys[][ETH_GSTRING_LEN] = { #define SWITCH_SIGN 0xA5A5A5A5A5A5A5A5ULL #define END_SIGN 0x0 -static u64 default_mdio_cfg[] = { +static u64 herc_act_dtx_cfg[] = { + /* Set address */ + 0x8000051536750000ULL, 0x80000515367500E0ULL, + /* Write data */ + 0x8000051536750004ULL, 0x80000515367500E4ULL, + /* Set address */ + 0x80010515003F0000ULL, 0x80010515003F00E0ULL, + /* Write data */ + 0x80010515003F0004ULL, 0x80010515003F00E4ULL, + /* Set address */ + 0x801205150D440000ULL, 0x801205150D4400E0ULL, + /* Write data */ + 0x801205150D440004ULL, 0x801205150D4400E4ULL, + /* Set address */ + 0x80020515F2100000ULL, 0x80020515F21000E0ULL, + /* Write data */ + 0x80020515F2100004ULL, 0x80020515F21000E4ULL, + /* Done */ + END_SIGN +}; + +static u64 xena_mdio_cfg[] = { /* Reset PMA PLL */ 0xC001010000000000ULL, 0xC0010100000000E0ULL, 0xC0010100008000E4ULL, @@ -172,7 +239,7 @@ static u64 default_mdio_cfg[] = { END_SIGN }; -static u64 default_dtx_cfg[] = { +static u64 xena_dtx_cfg[] = { 0x8000051500000000ULL, 0x80000515000000E0ULL, 0x80000515D93500E4ULL, 0x8001051500000000ULL, 0x80010515000000E0ULL, 0x80010515001E00E4ULL, @@ -196,8 +263,7 @@ static u64 default_dtx_cfg[] = { END_SIGN }; - -/* +/* * Constants for Fixing the MacAddress problem seen mostly on * Alpha machines. */ @@ -226,20 +292,25 @@ static unsigned int tx_fifo_len[MAX_TX_FIFOS] = static unsigned int rx_ring_num = 1; static unsigned int rx_ring_sz[MAX_RX_RINGS] = {[0 ...(MAX_RX_RINGS - 1)] = 0 }; -static unsigned int Stats_refresh_time = 4; +static unsigned int rts_frm_len[MAX_RX_RINGS] = + {[0 ...(MAX_RX_RINGS - 1)] = 0 }; +static unsigned int use_continuous_tx_intrs = 1; static unsigned int rmac_pause_time = 65535; static unsigned int mc_pause_threshold_q0q3 = 187; static unsigned int mc_pause_threshold_q4q7 = 187; static unsigned int shared_splits; static unsigned int tmac_util_period = 5; static unsigned int rmac_util_period = 5; +static unsigned int bimodal = 0; #ifndef CONFIG_S2IO_NAPI static unsigned int indicate_max_pkts; #endif +/* Frequency of Rx desc syncs expressed as power of 2 */ +static unsigned int rxsync_frequency = 3; -/* +/* * S2IO device table. - * This table lists all the devices that this driver supports. + * This table lists all the devices that this driver supports. */ static struct pci_device_id s2io_tbl[] __devinitdata = { {PCI_VENDOR_ID_S2IO, PCI_DEVICE_ID_S2IO_WIN, @@ -247,9 +318,9 @@ static struct pci_device_id s2io_tbl[] __devinitdata = { {PCI_VENDOR_ID_S2IO, PCI_DEVICE_ID_S2IO_UNI, PCI_ANY_ID, PCI_ANY_ID}, {PCI_VENDOR_ID_S2IO, PCI_DEVICE_ID_HERC_WIN, - PCI_ANY_ID, PCI_ANY_ID}, - {PCI_VENDOR_ID_S2IO, PCI_DEVICE_ID_HERC_UNI, - PCI_ANY_ID, PCI_ANY_ID}, + PCI_ANY_ID, PCI_ANY_ID}, + {PCI_VENDOR_ID_S2IO, PCI_DEVICE_ID_HERC_UNI, + PCI_ANY_ID, PCI_ANY_ID}, {0,} }; @@ -268,8 +339,8 @@ static struct pci_driver s2io_driver = { /** * init_shared_mem - Allocation and Initialization of Memory * @nic: Device private variable. - * Description: The function allocates all the memory areas shared - * between the NIC and the driver. This includes Tx descriptors, + * Description: The function allocates all the memory areas shared + * between the NIC and the driver. This includes Tx descriptors, * Rx descriptors and the statistics block. */ @@ -279,11 +350,11 @@ static int init_shared_mem(struct s2io_nic *nic) void *tmp_v_addr, *tmp_v_addr_next; dma_addr_t tmp_p_addr, tmp_p_addr_next; RxD_block_t *pre_rxd_blk = NULL; - int i, j, blk_cnt; + int i, j, blk_cnt, rx_sz, tx_sz; int lst_size, lst_per_page; struct net_device *dev = nic->dev; #ifdef CONFIG_2BUFF_MODE - unsigned long tmp; + u64 tmp; buffAdd_t *ba; #endif @@ -300,36 +371,41 @@ static int init_shared_mem(struct s2io_nic *nic) size += config->tx_cfg[i].fifo_len; } if (size > MAX_AVAILABLE_TXDS) { - DBG_PRINT(ERR_DBG, "%s: Total number of Tx FIFOs ", - dev->name); - DBG_PRINT(ERR_DBG, "exceeds the maximum value "); - DBG_PRINT(ERR_DBG, "that can be used\n"); + DBG_PRINT(ERR_DBG, "%s: Requested TxDs too high, ", + __FUNCTION__); + DBG_PRINT(ERR_DBG, "Requested: %d, max supported: 8192\n", size); return FAILURE; } lst_size = (sizeof(TxD_t) * config->max_txds); + tx_sz = lst_size * size; lst_per_page = PAGE_SIZE / lst_size; for (i = 0; i < config->tx_fifo_num; i++) { int fifo_len = config->tx_cfg[i].fifo_len; int list_holder_size = fifo_len * sizeof(list_info_hold_t); - nic->list_info[i] = kmalloc(list_holder_size, GFP_KERNEL); - if (!nic->list_info[i]) { + mac_control->fifos[i].list_info = kmalloc(list_holder_size, + GFP_KERNEL); + if (!mac_control->fifos[i].list_info) { DBG_PRINT(ERR_DBG, "Malloc failed for list_info\n"); return -ENOMEM; } - memset(nic->list_info[i], 0, list_holder_size); + memset(mac_control->fifos[i].list_info, 0, list_holder_size); } for (i = 0; i < config->tx_fifo_num; i++) { int page_num = TXD_MEM_PAGE_CNT(config->tx_cfg[i].fifo_len, lst_per_page); - mac_control->tx_curr_put_info[i].offset = 0; - mac_control->tx_curr_put_info[i].fifo_len = + mac_control->fifos[i].tx_curr_put_info.offset = 0; + mac_control->fifos[i].tx_curr_put_info.fifo_len = config->tx_cfg[i].fifo_len - 1; - mac_control->tx_curr_get_info[i].offset = 0; - mac_control->tx_curr_get_info[i].fifo_len = + mac_control->fifos[i].tx_curr_get_info.offset = 0; + mac_control->fifos[i].tx_curr_get_info.fifo_len = config->tx_cfg[i].fifo_len - 1; + mac_control->fifos[i].fifo_no = i; + mac_control->fifos[i].nic = nic; + mac_control->fifos[i].max_txds = MAX_SKB_FRAGS; + for (j = 0; j < page_num; j++) { int k = 0; dma_addr_t tmp_p; @@ -345,16 +421,15 @@ static int init_shared_mem(struct s2io_nic *nic) while (k < lst_per_page) { int l = (j * lst_per_page) + k; if (l == config->tx_cfg[i].fifo_len) - goto end_txd_alloc; - nic->list_info[i][l].list_virt_addr = + break; + mac_control->fifos[i].list_info[l].list_virt_addr = tmp_v + (k * lst_size); - nic->list_info[i][l].list_phy_addr = + mac_control->fifos[i].list_info[l].list_phy_addr = tmp_p + (k * lst_size); k++; } } } - end_txd_alloc: /* Allocation and initialization of RXDs in Rings */ size = 0; @@ -367,21 +442,26 @@ static int init_shared_mem(struct s2io_nic *nic) return FAILURE; } size += config->rx_cfg[i].num_rxd; - nic->block_count[i] = + mac_control->rings[i].block_count = config->rx_cfg[i].num_rxd / (MAX_RXDS_PER_BLOCK + 1); - nic->pkt_cnt[i] = - config->rx_cfg[i].num_rxd - nic->block_count[i]; + mac_control->rings[i].pkt_cnt = + config->rx_cfg[i].num_rxd - mac_control->rings[i].block_count; } + size = (size * (sizeof(RxD_t))); + rx_sz = size; for (i = 0; i < config->rx_ring_num; i++) { - mac_control->rx_curr_get_info[i].block_index = 0; - mac_control->rx_curr_get_info[i].offset = 0; - mac_control->rx_curr_get_info[i].ring_len = + mac_control->rings[i].rx_curr_get_info.block_index = 0; + mac_control->rings[i].rx_curr_get_info.offset = 0; + mac_control->rings[i].rx_curr_get_info.ring_len = config->rx_cfg[i].num_rxd - 1; - mac_control->rx_curr_put_info[i].block_index = 0; - mac_control->rx_curr_put_info[i].offset = 0; - mac_control->rx_curr_put_info[i].ring_len = + mac_control->rings[i].rx_curr_put_info.block_index = 0; + mac_control->rings[i].rx_curr_put_info.offset = 0; + mac_control->rings[i].rx_curr_put_info.ring_len = config->rx_cfg[i].num_rxd - 1; + mac_control->rings[i].nic = nic; + mac_control->rings[i].ring_no = i; + blk_cnt = config->rx_cfg[i].num_rxd / (MAX_RXDS_PER_BLOCK + 1); /* Allocating all the Rx blocks */ @@ -395,32 +475,36 @@ static int init_shared_mem(struct s2io_nic *nic) &tmp_p_addr); if (tmp_v_addr == NULL) { /* - * In case of failure, free_shared_mem() - * is called, which should free any - * memory that was alloced till the + * In case of failure, free_shared_mem() + * is called, which should free any + * memory that was alloced till the * failure happened. */ - nic->rx_blocks[i][j].block_virt_addr = + mac_control->rings[i].rx_blocks[j].block_virt_addr = tmp_v_addr; return -ENOMEM; } memset(tmp_v_addr, 0, size); - nic->rx_blocks[i][j].block_virt_addr = tmp_v_addr; - nic->rx_blocks[i][j].block_dma_addr = tmp_p_addr; + mac_control->rings[i].rx_blocks[j].block_virt_addr = + tmp_v_addr; + mac_control->rings[i].rx_blocks[j].block_dma_addr = + tmp_p_addr; } /* Interlinking all Rx Blocks */ for (j = 0; j < blk_cnt; j++) { - tmp_v_addr = nic->rx_blocks[i][j].block_virt_addr; + tmp_v_addr = + mac_control->rings[i].rx_blocks[j].block_virt_addr; tmp_v_addr_next = - nic->rx_blocks[i][(j + 1) % + mac_control->rings[i].rx_blocks[(j + 1) % blk_cnt].block_virt_addr; - tmp_p_addr = nic->rx_blocks[i][j].block_dma_addr; + tmp_p_addr = + mac_control->rings[i].rx_blocks[j].block_dma_addr; tmp_p_addr_next = - nic->rx_blocks[i][(j + 1) % + mac_control->rings[i].rx_blocks[(j + 1) % blk_cnt].block_dma_addr; pre_rxd_blk = (RxD_block_t *) tmp_v_addr; - pre_rxd_blk->reserved_1 = END_OF_BLOCK; /* last RxD + pre_rxd_blk->reserved_1 = END_OF_BLOCK; /* last RxD * marker. */ #ifndef CONFIG_2BUFF_MODE @@ -433,43 +517,43 @@ static int init_shared_mem(struct s2io_nic *nic) } #ifdef CONFIG_2BUFF_MODE - /* + /* * Allocation of Storages for buffer addresses in 2BUFF mode * and the buffers as well. */ for (i = 0; i < config->rx_ring_num; i++) { blk_cnt = config->rx_cfg[i].num_rxd / (MAX_RXDS_PER_BLOCK + 1); - nic->ba[i] = kmalloc((sizeof(buffAdd_t *) * blk_cnt), + mac_control->rings[i].ba = kmalloc((sizeof(buffAdd_t *) * blk_cnt), GFP_KERNEL); - if (!nic->ba[i]) + if (!mac_control->rings[i].ba) return -ENOMEM; for (j = 0; j < blk_cnt; j++) { int k = 0; - nic->ba[i][j] = kmalloc((sizeof(buffAdd_t) * + mac_control->rings[i].ba[j] = kmalloc((sizeof(buffAdd_t) * (MAX_RXDS_PER_BLOCK + 1)), GFP_KERNEL); - if (!nic->ba[i][j]) + if (!mac_control->rings[i].ba[j]) return -ENOMEM; while (k != MAX_RXDS_PER_BLOCK) { - ba = &nic->ba[i][j][k]; + ba = &mac_control->rings[i].ba[j][k]; - ba->ba_0_org = kmalloc + ba->ba_0_org = (void *) kmalloc (BUF0_LEN + ALIGN_SIZE, GFP_KERNEL); if (!ba->ba_0_org) return -ENOMEM; - tmp = (unsigned long) ba->ba_0_org; + tmp = (u64) ba->ba_0_org; tmp += ALIGN_SIZE; - tmp &= ~((unsigned long) ALIGN_SIZE); + tmp &= ~((u64) ALIGN_SIZE); ba->ba_0 = (void *) tmp; - ba->ba_1_org = kmalloc + ba->ba_1_org = (void *) kmalloc (BUF1_LEN + ALIGN_SIZE, GFP_KERNEL); if (!ba->ba_1_org) return -ENOMEM; - tmp = (unsigned long) ba->ba_1_org; + tmp = (u64) ba->ba_1_org; tmp += ALIGN_SIZE; - tmp &= ~((unsigned long) ALIGN_SIZE); + tmp &= ~((u64) ALIGN_SIZE); ba->ba_1 = (void *) tmp; k++; } @@ -483,9 +567,9 @@ static int init_shared_mem(struct s2io_nic *nic) (nic->pdev, size, &mac_control->stats_mem_phy); if (!mac_control->stats_mem) { - /* - * In case of failure, free_shared_mem() is called, which - * should free any memory that was alloced till the + /* + * In case of failure, free_shared_mem() is called, which + * should free any memory that was alloced till the * failure happened. */ return -ENOMEM; @@ -495,15 +579,14 @@ static int init_shared_mem(struct s2io_nic *nic) tmp_v_addr = mac_control->stats_mem; mac_control->stats_info = (StatInfo_t *) tmp_v_addr; memset(tmp_v_addr, 0, size); - DBG_PRINT(INIT_DBG, "%s:Ring Mem PHY: 0x%llx\n", dev->name, (unsigned long long) tmp_p_addr); return SUCCESS; } -/** - * free_shared_mem - Free the allocated Memory +/** + * free_shared_mem - Free the allocated Memory * @nic: Device private variable. * Description: This function is to free all memory locations allocated by * the init_shared_mem() function and return it to the kernel. @@ -533,15 +616,19 @@ static void free_shared_mem(struct s2io_nic *nic) lst_per_page); for (j = 0; j < page_num; j++) { int mem_blks = (j * lst_per_page); - if (!nic->list_info[i][mem_blks].list_virt_addr) + if ((!mac_control->fifos[i].list_info) || + (!mac_control->fifos[i].list_info[mem_blks]. + list_virt_addr)) break; pci_free_consistent(nic->pdev, PAGE_SIZE, - nic->list_info[i][mem_blks]. + mac_control->fifos[i]. + list_info[mem_blks]. list_virt_addr, - nic->list_info[i][mem_blks]. + mac_control->fifos[i]. + list_info[mem_blks]. list_phy_addr); } - kfree(nic->list_info[i]); + kfree(mac_control->fifos[i].list_info); } #ifndef CONFIG_2BUFF_MODE @@ -550,10 +637,12 @@ static void free_shared_mem(struct s2io_nic *nic) size = SIZE_OF_BLOCK; #endif for (i = 0; i < config->rx_ring_num; i++) { - blk_cnt = nic->block_count[i]; + blk_cnt = mac_control->rings[i].block_count; for (j = 0; j < blk_cnt; j++) { - tmp_v_addr = nic->rx_blocks[i][j].block_virt_addr; - tmp_p_addr = nic->rx_blocks[i][j].block_dma_addr; + tmp_v_addr = mac_control->rings[i].rx_blocks[j]. + block_virt_addr; + tmp_p_addr = mac_control->rings[i].rx_blocks[j]. + block_dma_addr; if (tmp_v_addr == NULL) break; pci_free_consistent(nic->pdev, size, @@ -566,35 +655,21 @@ static void free_shared_mem(struct s2io_nic *nic) for (i = 0; i < config->rx_ring_num; i++) { blk_cnt = config->rx_cfg[i].num_rxd / (MAX_RXDS_PER_BLOCK + 1); - if (!nic->ba[i]) - goto end_free; for (j = 0; j < blk_cnt; j++) { int k = 0; - if (!nic->ba[i][j]) { - kfree(nic->ba[i]); - goto end_free; - } + if (!mac_control->rings[i].ba[j]) + continue; while (k != MAX_RXDS_PER_BLOCK) { - buffAdd_t *ba = &nic->ba[i][j][k]; - if (!ba || !ba->ba_0_org || !ba->ba_1_org) - { - kfree(nic->ba[i]); - kfree(nic->ba[i][j]); - if(ba->ba_0_org) - kfree(ba->ba_0_org); - if(ba->ba_1_org) - kfree(ba->ba_1_org); - goto end_free; - } + buffAdd_t *ba = &mac_control->rings[i].ba[j][k]; kfree(ba->ba_0_org); kfree(ba->ba_1_org); k++; } - kfree(nic->ba[i][j]); + kfree(mac_control->rings[i].ba[j]); } - kfree(nic->ba[i]); + if (mac_control->rings[i].ba) + kfree(mac_control->rings[i].ba); } -end_free: #endif if (mac_control->stats_mem) { @@ -605,12 +680,93 @@ end_free: } } -/** - * init_nic - Initialization of hardware +/** + * s2io_verify_pci_mode - + */ + +static int s2io_verify_pci_mode(nic_t *nic) +{ + XENA_dev_config_t *bar0 = (XENA_dev_config_t *) nic->bar0; + register u64 val64 = 0; + int mode; + + val64 = readq(&bar0->pci_mode); + mode = (u8)GET_PCI_MODE(val64); + + if ( val64 & PCI_MODE_UNKNOWN_MODE) + return -1; /* Unknown PCI mode */ + return mode; +} + + +/** + * s2io_print_pci_mode - + */ +static int s2io_print_pci_mode(nic_t *nic) +{ + XENA_dev_config_t *bar0 = (XENA_dev_config_t *) nic->bar0; + register u64 val64 = 0; + int mode; + struct config_param *config = &nic->config; + + val64 = readq(&bar0->pci_mode); + mode = (u8)GET_PCI_MODE(val64); + + if ( val64 & PCI_MODE_UNKNOWN_MODE) + return -1; /* Unknown PCI mode */ + + if (val64 & PCI_MODE_32_BITS) { + DBG_PRINT(ERR_DBG, "%s: Device is on 32 bit ", nic->dev->name); + } else { + DBG_PRINT(ERR_DBG, "%s: Device is on 64 bit ", nic->dev->name); + } + + switch(mode) { + case PCI_MODE_PCI_33: + DBG_PRINT(ERR_DBG, "33MHz PCI bus\n"); + config->bus_speed = 33; + break; + case PCI_MODE_PCI_66: + DBG_PRINT(ERR_DBG, "66MHz PCI bus\n"); + config->bus_speed = 133; + break; + case PCI_MODE_PCIX_M1_66: + DBG_PRINT(ERR_DBG, "66MHz PCIX(M1) bus\n"); + config->bus_speed = 133; /* Herc doubles the clock rate */ + break; + case PCI_MODE_PCIX_M1_100: + DBG_PRINT(ERR_DBG, "100MHz PCIX(M1) bus\n"); + config->bus_speed = 200; + break; + case PCI_MODE_PCIX_M1_133: + DBG_PRINT(ERR_DBG, "133MHz PCIX(M1) bus\n"); + config->bus_speed = 266; + break; + case PCI_MODE_PCIX_M2_66: + DBG_PRINT(ERR_DBG, "133MHz PCIX(M2) bus\n"); + config->bus_speed = 133; + break; + case PCI_MODE_PCIX_M2_100: + DBG_PRINT(ERR_DBG, "200MHz PCIX(M2) bus\n"); + config->bus_speed = 200; + break; + case PCI_MODE_PCIX_M2_133: + DBG_PRINT(ERR_DBG, "266MHz PCIX(M2) bus\n"); + config->bus_speed = 266; + break; + default: + return -1; /* Unsupported bus speed */ + } + + return mode; +} + +/** + * init_nic - Initialization of hardware * @nic: device peivate variable - * Description: The function sequentially configures every block - * of the H/W from their reset values. - * Return Value: SUCCESS on success and + * Description: The function sequentially configures every block + * of the H/W from their reset values. + * Return Value: SUCCESS on success and * '-1' on failure (endian settings incorrect). */ @@ -626,21 +782,32 @@ static int init_nic(struct s2io_nic *nic) struct config_param *config; int mdio_cnt = 0, dtx_cnt = 0; unsigned long long mem_share; + int mem_size; mac_control = &nic->mac_control; config = &nic->config; - /* Initialize swapper control register */ - if (s2io_set_swapper(nic)) { + /* to set the swapper controle on the card */ + if(s2io_set_swapper(nic)) { DBG_PRINT(ERR_DBG,"ERROR: Setting Swapper failed\n"); return -1; } + /* + * Herc requires EOI to be removed from reset before XGXS, so.. + */ + if (nic->device_type & XFRAME_II_DEVICE) { + val64 = 0xA500000000ULL; + writeq(val64, &bar0->sw_reset); + msleep(500); + val64 = readq(&bar0->sw_reset); + } + /* Remove XGXS from reset state */ val64 = 0; writeq(val64, &bar0->sw_reset); - val64 = readq(&bar0->sw_reset); msleep(500); + val64 = readq(&bar0->sw_reset); /* Enable Receiving broadcasts */ add = &bar0->mac_cfg; @@ -660,48 +827,58 @@ static int init_nic(struct s2io_nic *nic) val64 = dev->mtu; writeq(vBIT(val64, 2, 14), &bar0->rmac_max_pyld_len); - /* - * Configuring the XAUI Interface of Xena. + /* + * Configuring the XAUI Interface of Xena. * *************************************** - * To Configure the Xena's XAUI, one has to write a series - * of 64 bit values into two registers in a particular - * sequence. Hence a macro 'SWITCH_SIGN' has been defined - * which will be defined in the array of configuration values - * (default_dtx_cfg & default_mdio_cfg) at appropriate places - * to switch writing from one regsiter to another. We continue + * To Configure the Xena's XAUI, one has to write a series + * of 64 bit values into two registers in a particular + * sequence. Hence a macro 'SWITCH_SIGN' has been defined + * which will be defined in the array of configuration values + * (xena_dtx_cfg & xena_mdio_cfg) at appropriate places + * to switch writing from one regsiter to another. We continue * writing these values until we encounter the 'END_SIGN' macro. - * For example, After making a series of 21 writes into - * dtx_control register the 'SWITCH_SIGN' appears and hence we + * For example, After making a series of 21 writes into + * dtx_control register the 'SWITCH_SIGN' appears and hence we * start writing into mdio_control until we encounter END_SIGN. */ - while (1) { - dtx_cfg: - while (default_dtx_cfg[dtx_cnt] != END_SIGN) { - if (default_dtx_cfg[dtx_cnt] == SWITCH_SIGN) { - dtx_cnt++; - goto mdio_cfg; - } - SPECIAL_REG_WRITE(default_dtx_cfg[dtx_cnt], + if (nic->device_type & XFRAME_II_DEVICE) { + while (herc_act_dtx_cfg[dtx_cnt] != END_SIGN) { + SPECIAL_REG_WRITE(herc_act_dtx_cfg[dtx_cnt], &bar0->dtx_control, UF); - val64 = readq(&bar0->dtx_control); + if (dtx_cnt & 0x1) + msleep(1); /* Necessary!! */ dtx_cnt++; } - mdio_cfg: - while (default_mdio_cfg[mdio_cnt] != END_SIGN) { - if (default_mdio_cfg[mdio_cnt] == SWITCH_SIGN) { + } else { + while (1) { + dtx_cfg: + while (xena_dtx_cfg[dtx_cnt] != END_SIGN) { + if (xena_dtx_cfg[dtx_cnt] == SWITCH_SIGN) { + dtx_cnt++; + goto mdio_cfg; + } + SPECIAL_REG_WRITE(xena_dtx_cfg[dtx_cnt], + &bar0->dtx_control, UF); + val64 = readq(&bar0->dtx_control); + dtx_cnt++; + } + mdio_cfg: + while (xena_mdio_cfg[mdio_cnt] != END_SIGN) { + if (xena_mdio_cfg[mdio_cnt] == SWITCH_SIGN) { + mdio_cnt++; + goto dtx_cfg; + } + SPECIAL_REG_WRITE(xena_mdio_cfg[mdio_cnt], + &bar0->mdio_control, UF); + val64 = readq(&bar0->mdio_control); mdio_cnt++; + } + if ((xena_dtx_cfg[dtx_cnt] == END_SIGN) && + (xena_mdio_cfg[mdio_cnt] == END_SIGN)) { + break; + } else { goto dtx_cfg; } - SPECIAL_REG_WRITE(default_mdio_cfg[mdio_cnt], - &bar0->mdio_control, UF); - val64 = readq(&bar0->mdio_control); - mdio_cnt++; - } - if ((default_dtx_cfg[dtx_cnt] == END_SIGN) && - (default_mdio_cfg[mdio_cnt] == END_SIGN)) { - break; - } else { - goto dtx_cfg; } } @@ -748,12 +925,20 @@ static int init_nic(struct s2io_nic *nic) val64 |= BIT(0); /* To enable the FIFO partition. */ writeq(val64, &bar0->tx_fifo_partition_0); + /* + * Disable 4 PCCs for Xena1, 2 and 3 as per H/W bug + * SXE-008 TRANSMIT DMA ARBITRATION ISSUE. + */ + if ((nic->device_type == XFRAME_I_DEVICE) && + (get_xena_rev_id(nic->pdev) < 4)) + writeq(PCC_ENABLE_FOUR, &bar0->pcc_enable); + val64 = readq(&bar0->tx_fifo_partition_0); DBG_PRINT(INIT_DBG, "Fifo partition at: 0x%p is: 0x%llx\n", &bar0->tx_fifo_partition_0, (unsigned long long) val64); - /* - * Initialization of Tx_PA_CONFIG register to ignore packet + /* + * Initialization of Tx_PA_CONFIG register to ignore packet * integrity checking. */ val64 = readq(&bar0->tx_pa_cfg); @@ -770,85 +955,304 @@ static int init_nic(struct s2io_nic *nic) } writeq(val64, &bar0->rx_queue_priority); - /* - * Allocating equal share of memory to all the + /* + * Allocating equal share of memory to all the * configured Rings. */ val64 = 0; + if (nic->device_type & XFRAME_II_DEVICE) + mem_size = 32; + else + mem_size = 64; + for (i = 0; i < config->rx_ring_num; i++) { switch (i) { case 0: - mem_share = (64 / config->rx_ring_num + - 64 % config->rx_ring_num); + mem_share = (mem_size / config->rx_ring_num + + mem_size % config->rx_ring_num); val64 |= RX_QUEUE_CFG_Q0_SZ(mem_share); continue; case 1: - mem_share = (64 / config->rx_ring_num); + mem_share = (mem_size / config->rx_ring_num); val64 |= RX_QUEUE_CFG_Q1_SZ(mem_share); continue; case 2: - mem_share = (64 / config->rx_ring_num); + mem_share = (mem_size / config->rx_ring_num); val64 |= RX_QUEUE_CFG_Q2_SZ(mem_share); continue; case 3: - mem_share = (64 / config->rx_ring_num); + mem_share = (mem_size / config->rx_ring_num); val64 |= RX_QUEUE_CFG_Q3_SZ(mem_share); continue; case 4: - mem_share = (64 / config->rx_ring_num); + mem_share = (mem_size / config->rx_ring_num); val64 |= RX_QUEUE_CFG_Q4_SZ(mem_share); continue; case 5: - mem_share = (64 / config->rx_ring_num); + mem_share = (mem_size / config->rx_ring_num); val64 |= RX_QUEUE_CFG_Q5_SZ(mem_share); continue; case 6: - mem_share = (64 / config->rx_ring_num); + mem_share = (mem_size / config->rx_ring_num); val64 |= RX_QUEUE_CFG_Q6_SZ(mem_share); continue; case 7: - mem_share = (64 / config->rx_ring_num); + mem_share = (mem_size / config->rx_ring_num); val64 |= RX_QUEUE_CFG_Q7_SZ(mem_share); continue; } } writeq(val64, &bar0->rx_queue_cfg); - /* - * Initializing the Tx round robin registers to 0. - * Filling Tx and Rx round robin registers as per the - * number of FIFOs and Rings is still TODO. - */ - writeq(0, &bar0->tx_w_round_robin_0); - writeq(0, &bar0->tx_w_round_robin_1); - writeq(0, &bar0->tx_w_round_robin_2); - writeq(0, &bar0->tx_w_round_robin_3); - writeq(0, &bar0->tx_w_round_robin_4); - - /* - * TODO - * Disable Rx steering. Hard coding all packets be steered to - * Queue 0 for now. + /* + * Filling Tx round robin registers + * as per the number of FIFOs */ - val64 = 0x8080808080808080ULL; - writeq(val64, &bar0->rts_qos_steering); + switch (config->tx_fifo_num) { + case 1: + val64 = 0x0000000000000000ULL; + writeq(val64, &bar0->tx_w_round_robin_0); + writeq(val64, &bar0->tx_w_round_robin_1); + writeq(val64, &bar0->tx_w_round_robin_2); + writeq(val64, &bar0->tx_w_round_robin_3); + writeq(val64, &bar0->tx_w_round_robin_4); + break; + case 2: + val64 = 0x0000010000010000ULL; + writeq(val64, &bar0->tx_w_round_robin_0); + val64 = 0x0100000100000100ULL; + writeq(val64, &bar0->tx_w_round_robin_1); + val64 = 0x0001000001000001ULL; + writeq(val64, &bar0->tx_w_round_robin_2); + val64 = 0x0000010000010000ULL; + writeq(val64, &bar0->tx_w_round_robin_3); + val64 = 0x0100000000000000ULL; + writeq(val64, &bar0->tx_w_round_robin_4); + break; + case 3: + val64 = 0x0001000102000001ULL; + writeq(val64, &bar0->tx_w_round_robin_0); + val64 = 0x0001020000010001ULL; + writeq(val64, &bar0->tx_w_round_robin_1); + val64 = 0x0200000100010200ULL; + writeq(val64, &bar0->tx_w_round_robin_2); + val64 = 0x0001000102000001ULL; + writeq(val64, &bar0->tx_w_round_robin_3); + val64 = 0x0001020000000000ULL; + writeq(val64, &bar0->tx_w_round_robin_4); + break; + case 4: + val64 = 0x0001020300010200ULL; + writeq(val64, &bar0->tx_w_round_robin_0); + val64 = 0x0100000102030001ULL; + writeq(val64, &bar0->tx_w_round_robin_1); + val64 = 0x0200010000010203ULL; + writeq(val64, &bar0->tx_w_round_robin_2); + val64 = 0x0001020001000001ULL; + writeq(val64, &bar0->tx_w_round_robin_3); + val64 = 0x0203000100000000ULL; + writeq(val64, &bar0->tx_w_round_robin_4); + break; + case 5: + val64 = 0x0001000203000102ULL; + writeq(val64, &bar0->tx_w_round_robin_0); + val64 = 0x0001020001030004ULL; + writeq(val64, &bar0->tx_w_round_robin_1); + val64 = 0x0001000203000102ULL; + writeq(val64, &bar0->tx_w_round_robin_2); + val64 = 0x0001020001030004ULL; + writeq(val64, &bar0->tx_w_round_robin_3); + val64 = 0x0001000000000000ULL; + writeq(val64, &bar0->tx_w_round_robin_4); + break; + case 6: + val64 = 0x0001020304000102ULL; + writeq(val64, &bar0->tx_w_round_robin_0); + val64 = 0x0304050001020001ULL; + writeq(val64, &bar0->tx_w_round_robin_1); + val64 = 0x0203000100000102ULL; + writeq(val64, &bar0->tx_w_round_robin_2); + val64 = 0x0304000102030405ULL; + writeq(val64, &bar0->tx_w_round_robin_3); + val64 = 0x0001000200000000ULL; + writeq(val64, &bar0->tx_w_round_robin_4); + break; + case 7: + val64 = 0x0001020001020300ULL; + writeq(val64, &bar0->tx_w_round_robin_0); + val64 = 0x0102030400010203ULL; + writeq(val64, &bar0->tx_w_round_robin_1); + val64 = 0x0405060001020001ULL; + writeq(val64, &bar0->tx_w_round_robin_2); + val64 = 0x0304050000010200ULL; + writeq(val64, &bar0->tx_w_round_robin_3); + val64 = 0x0102030000000000ULL; + writeq(val64, &bar0->tx_w_round_robin_4); + break; + case 8: + val64 = 0x0001020300040105ULL; + writeq(val64, &bar0->tx_w_round_robin_0); + val64 = 0x0200030106000204ULL; + writeq(val64, &bar0->tx_w_round_robin_1); + val64 = 0x0103000502010007ULL; + writeq(val64, &bar0->tx_w_round_robin_2); + val64 = 0x0304010002060500ULL; + writeq(val64, &bar0->tx_w_round_robin_3); + val64 = 0x0103020400000000ULL; + writeq(val64, &bar0->tx_w_round_robin_4); + break; + } + + /* Filling the Rx round robin registers as per the + * number of Rings and steering based on QoS. + */ + switch (config->rx_ring_num) { + case 1: + val64 = 0x8080808080808080ULL; + writeq(val64, &bar0->rts_qos_steering); + break; + case 2: + val64 = 0x0000010000010000ULL; + writeq(val64, &bar0->rx_w_round_robin_0); + val64 = 0x0100000100000100ULL; + writeq(val64, &bar0->rx_w_round_robin_1); + val64 = 0x0001000001000001ULL; + writeq(val64, &bar0->rx_w_round_robin_2); + val64 = 0x0000010000010000ULL; + writeq(val64, &bar0->rx_w_round_robin_3); + val64 = 0x0100000000000000ULL; + writeq(val64, &bar0->rx_w_round_robin_4); + + val64 = 0x8080808040404040ULL; + writeq(val64, &bar0->rts_qos_steering); + break; + case 3: + val64 = 0x0001000102000001ULL; + writeq(val64, &bar0->rx_w_round_robin_0); + val64 = 0x0001020000010001ULL; + writeq(val64, &bar0->rx_w_round_robin_1); + val64 = 0x0200000100010200ULL; + writeq(val64, &bar0->rx_w_round_robin_2); + val64 = 0x0001000102000001ULL; + writeq(val64, &bar0->rx_w_round_robin_3); + val64 = 0x0001020000000000ULL; + writeq(val64, &bar0->rx_w_round_robin_4); + + val64 = 0x8080804040402020ULL; + writeq(val64, &bar0->rts_qos_steering); + break; + case 4: + val64 = 0x0001020300010200ULL; + writeq(val64, &bar0->rx_w_round_robin_0); + val64 = 0x0100000102030001ULL; + writeq(val64, &bar0->rx_w_round_robin_1); + val64 = 0x0200010000010203ULL; + writeq(val64, &bar0->rx_w_round_robin_2); + val64 = 0x0001020001000001ULL; + writeq(val64, &bar0->rx_w_round_robin_3); + val64 = 0x0203000100000000ULL; + writeq(val64, &bar0->rx_w_round_robin_4); + + val64 = 0x8080404020201010ULL; + writeq(val64, &bar0->rts_qos_steering); + break; + case 5: + val64 = 0x0001000203000102ULL; + writeq(val64, &bar0->rx_w_round_robin_0); + val64 = 0x0001020001030004ULL; + writeq(val64, &bar0->rx_w_round_robin_1); + val64 = 0x0001000203000102ULL; + writeq(val64, &bar0->rx_w_round_robin_2); + val64 = 0x0001020001030004ULL; + writeq(val64, &bar0->rx_w_round_robin_3); + val64 = 0x0001000000000000ULL; + writeq(val64, &bar0->rx_w_round_robin_4); + + val64 = 0x8080404020201008ULL; + writeq(val64, &bar0->rts_qos_steering); + break; + case 6: + val64 = 0x0001020304000102ULL; + writeq(val64, &bar0->rx_w_round_robin_0); + val64 = 0x0304050001020001ULL; + writeq(val64, &bar0->rx_w_round_robin_1); + val64 = 0x0203000100000102ULL; + writeq(val64, &bar0->rx_w_round_robin_2); + val64 = 0x0304000102030405ULL; + writeq(val64, &bar0->rx_w_round_robin_3); + val64 = 0x0001000200000000ULL; + writeq(val64, &bar0->rx_w_round_robin_4); + + val64 = 0x8080404020100804ULL; + writeq(val64, &bar0->rts_qos_steering); + break; + case 7: + val64 = 0x0001020001020300ULL; + writeq(val64, &bar0->rx_w_round_robin_0); + val64 = 0x0102030400010203ULL; + writeq(val64, &bar0->rx_w_round_robin_1); + val64 = 0x0405060001020001ULL; + writeq(val64, &bar0->rx_w_round_robin_2); + val64 = 0x0304050000010200ULL; + writeq(val64, &bar0->rx_w_round_robin_3); + val64 = 0x0102030000000000ULL; + writeq(val64, &bar0->rx_w_round_robin_4); + + val64 = 0x8080402010080402ULL; + writeq(val64, &bar0->rts_qos_steering); + break; + case 8: + val64 = 0x0001020300040105ULL; + writeq(val64, &bar0->rx_w_round_robin_0); + val64 = 0x0200030106000204ULL; + writeq(val64, &bar0->rx_w_round_robin_1); + val64 = 0x0103000502010007ULL; + writeq(val64, &bar0->rx_w_round_robin_2); + val64 = 0x0304010002060500ULL; + writeq(val64, &bar0->rx_w_round_robin_3); + val64 = 0x0103020400000000ULL; + writeq(val64, &bar0->rx_w_round_robin_4); + + val64 = 0x8040201008040201ULL; + writeq(val64, &bar0->rts_qos_steering); + break; + } /* UDP Fix */ val64 = 0; - for (i = 1; i < 8; i++) + for (i = 0; i < 8; i++) + writeq(val64, &bar0->rts_frm_len_n[i]); + + /* Set the default rts frame length for the rings configured */ + val64 = MAC_RTS_FRM_LEN_SET(dev->mtu+22); + for (i = 0 ; i < config->rx_ring_num ; i++) writeq(val64, &bar0->rts_frm_len_n[i]); - /* Set rts_frm_len register for fifo 0 */ - writeq(MAC_RTS_FRM_LEN_SET(dev->mtu + 22), - &bar0->rts_frm_len_n[0]); + /* Set the frame length for the configured rings + * desired by the user + */ + for (i = 0; i < config->rx_ring_num; i++) { + /* If rts_frm_len[i] == 0 then it is assumed that user not + * specified frame length steering. + * If the user provides the frame length then program + * the rts_frm_len register for those values or else + * leave it as it is. + */ + if (rts_frm_len[i] != 0) { + writeq(MAC_RTS_FRM_LEN_SET(rts_frm_len[i]), + &bar0->rts_frm_len_n[i]); + } + } - /* Enable statistics */ + /* Program statistics memory */ writeq(mac_control->stats_mem_phy, &bar0->stat_addr); - val64 = SET_UPDT_PERIOD(Stats_refresh_time) | - STAT_CFG_STAT_RO | STAT_CFG_STAT_EN; - writeq(val64, &bar0->stat_cfg); - /* + if (nic->device_type == XFRAME_II_DEVICE) { + val64 = STAT_BC(0x320); + writeq(val64, &bar0->stat_byte_cnt); + } + + /* * Initializing the sampling rate for the device to calculate the * bandwidth utilization. */ @@ -857,30 +1261,38 @@ static int init_nic(struct s2io_nic *nic) writeq(val64, &bar0->mac_link_util); - /* - * Initializing the Transmit and Receive Traffic Interrupt + /* + * Initializing the Transmit and Receive Traffic Interrupt * Scheme. */ - /* TTI Initialization. Default Tx timer gets us about + /* + * TTI Initialization. Default Tx timer gets us about * 250 interrupts per sec. Continuous interrupts are enabled * by default. */ - val64 = TTI_DATA1_MEM_TX_TIMER_VAL(0x2078) | - TTI_DATA1_MEM_TX_URNG_A(0xA) | + if (nic->device_type == XFRAME_II_DEVICE) { + int count = (nic->config.bus_speed * 125)/2; + val64 = TTI_DATA1_MEM_TX_TIMER_VAL(count); + } else { + + val64 = TTI_DATA1_MEM_TX_TIMER_VAL(0x2078); + } + val64 |= TTI_DATA1_MEM_TX_URNG_A(0xA) | TTI_DATA1_MEM_TX_URNG_B(0x10) | - TTI_DATA1_MEM_TX_URNG_C(0x30) | TTI_DATA1_MEM_TX_TIMER_AC_EN | - TTI_DATA1_MEM_TX_TIMER_CI_EN; + TTI_DATA1_MEM_TX_URNG_C(0x30) | TTI_DATA1_MEM_TX_TIMER_AC_EN; + if (use_continuous_tx_intrs) + val64 |= TTI_DATA1_MEM_TX_TIMER_CI_EN; writeq(val64, &bar0->tti_data1_mem); val64 = TTI_DATA2_MEM_TX_UFC_A(0x10) | TTI_DATA2_MEM_TX_UFC_B(0x20) | - TTI_DATA2_MEM_TX_UFC_C(0x40) | TTI_DATA2_MEM_TX_UFC_D(0x80); + TTI_DATA2_MEM_TX_UFC_C(0x70) | TTI_DATA2_MEM_TX_UFC_D(0x80); writeq(val64, &bar0->tti_data2_mem); val64 = TTI_CMD_MEM_WE | TTI_CMD_MEM_STROBE_NEW_CMD; writeq(val64, &bar0->tti_command_mem); - /* + /* * Once the operation completes, the Strobe bit of the command * register will be reset. We poll for this particular condition * We wait for a maximum of 500ms for the operation to complete, @@ -901,52 +1313,97 @@ static int init_nic(struct s2io_nic *nic) time++; } - /* RTI Initialization */ - val64 = RTI_DATA1_MEM_RX_TIMER_VAL(0xFFF) | - RTI_DATA1_MEM_RX_URNG_A(0xA) | - RTI_DATA1_MEM_RX_URNG_B(0x10) | - RTI_DATA1_MEM_RX_URNG_C(0x30) | RTI_DATA1_MEM_RX_TIMER_AC_EN; + if (nic->config.bimodal) { + int k = 0; + for (k = 0; k < config->rx_ring_num; k++) { + val64 = TTI_CMD_MEM_WE | TTI_CMD_MEM_STROBE_NEW_CMD; + val64 |= TTI_CMD_MEM_OFFSET(0x38+k); + writeq(val64, &bar0->tti_command_mem); + + /* + * Once the operation completes, the Strobe bit of the command + * register will be reset. We poll for this particular condition + * We wait for a maximum of 500ms for the operation to complete, + * if it's not complete by then we return error. + */ + time = 0; + while (TRUE) { + val64 = readq(&bar0->tti_command_mem); + if (!(val64 & TTI_CMD_MEM_STROBE_NEW_CMD)) { + break; + } + if (time > 10) { + DBG_PRINT(ERR_DBG, + "%s: TTI init Failed\n", + dev->name); + return -1; + } + time++; + msleep(50); + } + } + } else { - writeq(val64, &bar0->rti_data1_mem); + /* RTI Initialization */ + if (nic->device_type == XFRAME_II_DEVICE) { + /* + * Programmed to generate Apprx 500 Intrs per + * second + */ + int count = (nic->config.bus_speed * 125)/4; + val64 = RTI_DATA1_MEM_RX_TIMER_VAL(count); + } else { + val64 = RTI_DATA1_MEM_RX_TIMER_VAL(0xFFF); + } + val64 |= RTI_DATA1_MEM_RX_URNG_A(0xA) | + RTI_DATA1_MEM_RX_URNG_B(0x10) | + RTI_DATA1_MEM_RX_URNG_C(0x30) | RTI_DATA1_MEM_RX_TIMER_AC_EN; - val64 = RTI_DATA2_MEM_RX_UFC_A(0x1) | - RTI_DATA2_MEM_RX_UFC_B(0x2) | - RTI_DATA2_MEM_RX_UFC_C(0x40) | RTI_DATA2_MEM_RX_UFC_D(0x80); - writeq(val64, &bar0->rti_data2_mem); + writeq(val64, &bar0->rti_data1_mem); - val64 = RTI_CMD_MEM_WE | RTI_CMD_MEM_STROBE_NEW_CMD; - writeq(val64, &bar0->rti_command_mem); + val64 = RTI_DATA2_MEM_RX_UFC_A(0x1) | + RTI_DATA2_MEM_RX_UFC_B(0x2) | + RTI_DATA2_MEM_RX_UFC_C(0x40) | RTI_DATA2_MEM_RX_UFC_D(0x80); + writeq(val64, &bar0->rti_data2_mem); - /* - * Once the operation completes, the Strobe bit of the command - * register will be reset. We poll for this particular condition - * We wait for a maximum of 500ms for the operation to complete, - * if it's not complete by then we return error. - */ - time = 0; - while (TRUE) { - val64 = readq(&bar0->rti_command_mem); - if (!(val64 & TTI_CMD_MEM_STROBE_NEW_CMD)) { - break; - } - if (time > 10) { - DBG_PRINT(ERR_DBG, "%s: RTI init Failed\n", - dev->name); - return -1; + for (i = 0; i < config->rx_ring_num; i++) { + val64 = RTI_CMD_MEM_WE | RTI_CMD_MEM_STROBE_NEW_CMD + | RTI_CMD_MEM_OFFSET(i); + writeq(val64, &bar0->rti_command_mem); + + /* + * Once the operation completes, the Strobe bit of the + * command register will be reset. We poll for this + * particular condition. We wait for a maximum of 500ms + * for the operation to complete, if it's not complete + * by then we return error. + */ + time = 0; + while (TRUE) { + val64 = readq(&bar0->rti_command_mem); + if (!(val64 & RTI_CMD_MEM_STROBE_NEW_CMD)) { + break; + } + if (time > 10) { + DBG_PRINT(ERR_DBG, "%s: RTI init Failed\n", + dev->name); + return -1; + } + time++; + msleep(50); + } } - time++; - msleep(50); } - /* - * Initializing proper values as Pause threshold into all + /* + * Initializing proper values as Pause threshold into all * the 8 Queues on Rx side. */ writeq(0xffbbffbbffbbffbbULL, &bar0->mc_pause_thresh_q0q3); writeq(0xffbbffbbffbbffbbULL, &bar0->mc_pause_thresh_q4q7); /* Disable RMAC PAD STRIPPING */ - add = &bar0->mac_cfg; + add = (void *) &bar0->mac_cfg; val64 = readq(&bar0->mac_cfg); val64 &= ~(MAC_CFG_RMAC_STRIP_PAD); writeq(RMAC_CFG_KEY(0x4C0D), &bar0->rmac_cfg_key); @@ -955,8 +1412,8 @@ static int init_nic(struct s2io_nic *nic) writel((u32) (val64 >> 32), (add + 4)); val64 = readq(&bar0->mac_cfg); - /* - * Set the time value to be inserted in the pause frame + /* + * Set the time value to be inserted in the pause frame * generated by xena. */ val64 = readq(&bar0->rmac_pause_cfg); @@ -964,7 +1421,7 @@ static int init_nic(struct s2io_nic *nic) val64 |= RMAC_PAUSE_HG_PTIME(nic->mac_control.rmac_pause_time); writeq(val64, &bar0->rmac_pause_cfg); - /* + /* * Set the Threshold Limit for Generating the pause frame * If the amount of data in any Queue exceeds ratio of * (mac_control.mc_pause_threshold_q0q3 or q4q7)/256 @@ -988,25 +1445,54 @@ static int init_nic(struct s2io_nic *nic) } writeq(val64, &bar0->mc_pause_thresh_q4q7); - /* - * TxDMA will stop Read request if the number of read split has + /* + * TxDMA will stop Read request if the number of read split has * exceeded the limit pointed by shared_splits */ val64 = readq(&bar0->pic_control); val64 |= PIC_CNTL_SHARED_SPLITS(shared_splits); writeq(val64, &bar0->pic_control); + /* + * Programming the Herc to split every write transaction + * that does not start on an ADB to reduce disconnects. + */ + if (nic->device_type == XFRAME_II_DEVICE) { + val64 = WREQ_SPLIT_MASK_SET_MASK(255); + writeq(val64, &bar0->wreq_split_mask); + } + + /* Setting Link stability period to 64 ms */ + if (nic->device_type == XFRAME_II_DEVICE) { + val64 = MISC_LINK_STABILITY_PRD(3); + writeq(val64, &bar0->misc_control); + } + return SUCCESS; } +#define LINK_UP_DOWN_INTERRUPT 1 +#define MAC_RMAC_ERR_TIMER 2 -/** - * en_dis_able_nic_intrs - Enable or Disable the interrupts +#if defined(CONFIG_MSI_MODE) || defined(CONFIG_MSIX_MODE) +#define s2io_link_fault_indication(x) MAC_RMAC_ERR_TIMER +#else +int s2io_link_fault_indication(nic_t *nic) +{ + if (nic->device_type == XFRAME_II_DEVICE) + return LINK_UP_DOWN_INTERRUPT; + else + return MAC_RMAC_ERR_TIMER; +} +#endif + +/** + * en_dis_able_nic_intrs - Enable or Disable the interrupts * @nic: device private variable, * @mask: A mask indicating which Intr block must be modified and, * @flag: A flag indicating whether to enable or disable the Intrs. * Description: This function will either disable or enable the interrupts - * depending on the flag argument. The mask argument can be used to - * enable/disable any Intr block. + * depending on the flag argument. The mask argument can be used to + * enable/disable any Intr block. * Return Value: NONE. */ @@ -1024,20 +1510,31 @@ static void en_dis_able_nic_intrs(struct s2io_nic *nic, u16 mask, int flag) temp64 = readq(&bar0->general_int_mask); temp64 &= ~((u64) val64); writeq(temp64, &bar0->general_int_mask); - /* - * Disabled all PCIX, Flash, MDIO, IIC and GPIO - * interrupts for now. - * TODO + /* + * If Hercules adapter enable GPIO otherwise + * disabled all PCIX, Flash, MDIO, IIC and GPIO + * interrupts for now. + * TODO */ - writeq(DISABLE_ALL_INTRS, &bar0->pic_int_mask); - /* + if (s2io_link_fault_indication(nic) == + LINK_UP_DOWN_INTERRUPT ) { + temp64 = readq(&bar0->pic_int_mask); + temp64 &= ~((u64) PIC_INT_GPIO); + writeq(temp64, &bar0->pic_int_mask); + temp64 = readq(&bar0->gpio_int_mask); + temp64 &= ~((u64) GPIO_INT_MASK_LINK_UP); + writeq(temp64, &bar0->gpio_int_mask); + } else { + writeq(DISABLE_ALL_INTRS, &bar0->pic_int_mask); + } + /* * No MSI Support is available presently, so TTI and * RTI interrupts are also disabled. */ } else if (flag == DISABLE_INTRS) { - /* - * Disable PIC Intrs in the general - * intr mask register + /* + * Disable PIC Intrs in the general + * intr mask register */ writeq(DISABLE_ALL_INTRS, &bar0->pic_int_mask); temp64 = readq(&bar0->general_int_mask); @@ -1055,27 +1552,27 @@ static void en_dis_able_nic_intrs(struct s2io_nic *nic, u16 mask, int flag) temp64 = readq(&bar0->general_int_mask); temp64 &= ~((u64) val64); writeq(temp64, &bar0->general_int_mask); - /* - * Keep all interrupts other than PFC interrupt + /* + * Keep all interrupts other than PFC interrupt * and PCC interrupt disabled in DMA level. */ val64 = DISABLE_ALL_INTRS & ~(TXDMA_PFC_INT_M | TXDMA_PCC_INT_M); writeq(val64, &bar0->txdma_int_mask); - /* - * Enable only the MISC error 1 interrupt in PFC block + /* + * Enable only the MISC error 1 interrupt in PFC block */ val64 = DISABLE_ALL_INTRS & (~PFC_MISC_ERR_1); writeq(val64, &bar0->pfc_err_mask); - /* - * Enable only the FB_ECC error interrupt in PCC block + /* + * Enable only the FB_ECC error interrupt in PCC block */ val64 = DISABLE_ALL_INTRS & (~PCC_FB_ECC_ERR); writeq(val64, &bar0->pcc_err_mask); } else if (flag == DISABLE_INTRS) { - /* - * Disable TxDMA Intrs in the general intr mask - * register + /* + * Disable TxDMA Intrs in the general intr mask + * register */ writeq(DISABLE_ALL_INTRS, &bar0->txdma_int_mask); writeq(DISABLE_ALL_INTRS, &bar0->pfc_err_mask); @@ -1093,15 +1590,15 @@ static void en_dis_able_nic_intrs(struct s2io_nic *nic, u16 mask, int flag) temp64 = readq(&bar0->general_int_mask); temp64 &= ~((u64) val64); writeq(temp64, &bar0->general_int_mask); - /* - * All RxDMA block interrupts are disabled for now - * TODO + /* + * All RxDMA block interrupts are disabled for now + * TODO */ writeq(DISABLE_ALL_INTRS, &bar0->rxdma_int_mask); } else if (flag == DISABLE_INTRS) { - /* - * Disable RxDMA Intrs in the general intr mask - * register + /* + * Disable RxDMA Intrs in the general intr mask + * register */ writeq(DISABLE_ALL_INTRS, &bar0->rxdma_int_mask); temp64 = readq(&bar0->general_int_mask); @@ -1118,22 +1615,13 @@ static void en_dis_able_nic_intrs(struct s2io_nic *nic, u16 mask, int flag) temp64 = readq(&bar0->general_int_mask); temp64 &= ~((u64) val64); writeq(temp64, &bar0->general_int_mask); - /* - * All MAC block error interrupts are disabled for now - * except the link status change interrupt. + /* + * All MAC block error interrupts are disabled for now * TODO */ - val64 = MAC_INT_STATUS_RMAC_INT; - temp64 = readq(&bar0->mac_int_mask); - temp64 &= ~((u64) val64); - writeq(temp64, &bar0->mac_int_mask); - - val64 = readq(&bar0->mac_rmac_err_mask); - val64 &= ~((u64) RMAC_LINK_STATE_CHANGE_INT); - writeq(val64, &bar0->mac_rmac_err_mask); } else if (flag == DISABLE_INTRS) { - /* - * Disable MAC Intrs in the general intr mask register + /* + * Disable MAC Intrs in the general intr mask register */ writeq(DISABLE_ALL_INTRS, &bar0->mac_int_mask); writeq(DISABLE_ALL_INTRS, @@ -1152,14 +1640,14 @@ static void en_dis_able_nic_intrs(struct s2io_nic *nic, u16 mask, int flag) temp64 = readq(&bar0->general_int_mask); temp64 &= ~((u64) val64); writeq(temp64, &bar0->general_int_mask); - /* + /* * All XGXS block error interrupts are disabled for now - * TODO + * TODO */ writeq(DISABLE_ALL_INTRS, &bar0->xgxs_int_mask); } else if (flag == DISABLE_INTRS) { - /* - * Disable MC Intrs in the general intr mask register + /* + * Disable MC Intrs in the general intr mask register */ writeq(DISABLE_ALL_INTRS, &bar0->xgxs_int_mask); temp64 = readq(&bar0->general_int_mask); @@ -1175,11 +1663,11 @@ static void en_dis_able_nic_intrs(struct s2io_nic *nic, u16 mask, int flag) temp64 = readq(&bar0->general_int_mask); temp64 &= ~((u64) val64); writeq(temp64, &bar0->general_int_mask); - /* - * All MC block error interrupts are disabled for now - * TODO + /* + * Enable all MC Intrs. */ - writeq(DISABLE_ALL_INTRS, &bar0->mc_int_mask); + writeq(0x0, &bar0->mc_int_mask); + writeq(0x0, &bar0->mc_err_mask); } else if (flag == DISABLE_INTRS) { /* * Disable MC Intrs in the general intr mask register @@ -1199,14 +1687,14 @@ static void en_dis_able_nic_intrs(struct s2io_nic *nic, u16 mask, int flag) temp64 = readq(&bar0->general_int_mask); temp64 &= ~((u64) val64); writeq(temp64, &bar0->general_int_mask); - /* + /* * Enable all the Tx side interrupts - * writing 0 Enables all 64 TX interrupt levels + * writing 0 Enables all 64 TX interrupt levels */ writeq(0x0, &bar0->tx_traffic_mask); } else if (flag == DISABLE_INTRS) { - /* - * Disable Tx Traffic Intrs in the general intr mask + /* + * Disable Tx Traffic Intrs in the general intr mask * register. */ writeq(DISABLE_ALL_INTRS, &bar0->tx_traffic_mask); @@ -1226,8 +1714,8 @@ static void en_dis_able_nic_intrs(struct s2io_nic *nic, u16 mask, int flag) /* writing 0 Enables all 8 RX interrupt levels */ writeq(0x0, &bar0->rx_traffic_mask); } else if (flag == DISABLE_INTRS) { - /* - * Disable Rx Traffic Intrs in the general intr mask + /* + * Disable Rx Traffic Intrs in the general intr mask * register. */ writeq(DISABLE_ALL_INTRS, &bar0->rx_traffic_mask); @@ -1238,24 +1726,66 @@ static void en_dis_able_nic_intrs(struct s2io_nic *nic, u16 mask, int flag) } } -/** - * verify_xena_quiescence - Checks whether the H/W is ready +static int check_prc_pcc_state(u64 val64, int flag, int rev_id, int herc) +{ + int ret = 0; + + if (flag == FALSE) { + if ((!herc && (rev_id >= 4)) || herc) { + if (!(val64 & ADAPTER_STATUS_RMAC_PCC_IDLE) && + ((val64 & ADAPTER_STATUS_RC_PRC_QUIESCENT) == + ADAPTER_STATUS_RC_PRC_QUIESCENT)) { + ret = 1; + } + }else { + if (!(val64 & ADAPTER_STATUS_RMAC_PCC_FOUR_IDLE) && + ((val64 & ADAPTER_STATUS_RC_PRC_QUIESCENT) == + ADAPTER_STATUS_RC_PRC_QUIESCENT)) { + ret = 1; + } + } + } else { + if ((!herc && (rev_id >= 4)) || herc) { + if (((val64 & ADAPTER_STATUS_RMAC_PCC_IDLE) == + ADAPTER_STATUS_RMAC_PCC_IDLE) && + (!(val64 & ADAPTER_STATUS_RC_PRC_QUIESCENT) || + ((val64 & ADAPTER_STATUS_RC_PRC_QUIESCENT) == + ADAPTER_STATUS_RC_PRC_QUIESCENT))) { + ret = 1; + } + } else { + if (((val64 & ADAPTER_STATUS_RMAC_PCC_FOUR_IDLE) == + ADAPTER_STATUS_RMAC_PCC_FOUR_IDLE) && + (!(val64 & ADAPTER_STATUS_RC_PRC_QUIESCENT) || + ((val64 & ADAPTER_STATUS_RC_PRC_QUIESCENT) == + ADAPTER_STATUS_RC_PRC_QUIESCENT))) { + ret = 1; + } + } + } + + return ret; +} +/** + * verify_xena_quiescence - Checks whether the H/W is ready * @val64 : Value read from adapter status register. * @flag : indicates if the adapter enable bit was ever written once * before. * Description: Returns whether the H/W is ready to go or not. Depending - * on whether adapter enable bit was written or not the comparison + * on whether adapter enable bit was written or not the comparison * differs and the calling function passes the input argument flag to * indicate this. - * Return: 1 If xena is quiescence + * Return: 1 If xena is quiescence * 0 If Xena is not quiescence */ -static int verify_xena_quiescence(u64 val64, int flag) +static int verify_xena_quiescence(nic_t *sp, u64 val64, int flag) { - int ret = 0; + int ret = 0, herc; u64 tmp64 = ~((u64) val64); + int rev_id = get_xena_rev_id(sp->pdev); + herc = (sp->device_type == XFRAME_II_DEVICE); if (! (tmp64 & (ADAPTER_STATUS_TDMA_READY | ADAPTER_STATUS_RDMA_READY | @@ -1263,25 +1793,7 @@ static int verify_xena_quiescence(u64 val64, int flag) ADAPTER_STATUS_PIC_QUIESCENT | ADAPTER_STATUS_MC_DRAM_READY | ADAPTER_STATUS_MC_QUEUES_READY | ADAPTER_STATUS_M_PLL_LOCK | ADAPTER_STATUS_P_PLL_LOCK))) { - if (flag == FALSE) { - if (!(val64 & ADAPTER_STATUS_RMAC_PCC_IDLE) && - ((val64 & ADAPTER_STATUS_RC_PRC_QUIESCENT) == - ADAPTER_STATUS_RC_PRC_QUIESCENT)) { - - ret = 1; - - } - } else { - if (((val64 & ADAPTER_STATUS_RMAC_PCC_IDLE) == - ADAPTER_STATUS_RMAC_PCC_IDLE) && - (!(val64 & ADAPTER_STATUS_RC_PRC_QUIESCENT) || - ((val64 & ADAPTER_STATUS_RC_PRC_QUIESCENT) == - ADAPTER_STATUS_RC_PRC_QUIESCENT))) { - - ret = 1; - - } - } + ret = check_prc_pcc_state(val64, flag, rev_id, herc); } return ret; @@ -1290,12 +1802,12 @@ static int verify_xena_quiescence(u64 val64, int flag) /** * fix_mac_address - Fix for Mac addr problem on Alpha platforms * @sp: Pointer to device specifc structure - * Description : + * Description : * New procedure to clear mac address reading problems on Alpha platforms * */ -static void fix_mac_address(nic_t * sp) +void fix_mac_address(nic_t * sp) { XENA_dev_config_t __iomem *bar0 = sp->bar0; u64 val64; @@ -1303,20 +1815,21 @@ static void fix_mac_address(nic_t * sp) while (fix_mac[i] != END_SIGN) { writeq(fix_mac[i++], &bar0->gpio_control); + udelay(10); val64 = readq(&bar0->gpio_control); } } /** - * start_nic - Turns the device on + * start_nic - Turns the device on * @nic : device private variable. - * Description: - * This function actually turns the device on. Before this function is - * called,all Registers are configured from their reset states - * and shared memory is allocated but the NIC is still quiescent. On + * Description: + * This function actually turns the device on. Before this function is + * called,all Registers are configured from their reset states + * and shared memory is allocated but the NIC is still quiescent. On * calling this function, the device interrupts are cleared and the NIC is * literally switched on by writing into the adapter control register. - * Return Value: + * Return Value: * SUCCESS on success and -1 on failure. */ @@ -1325,8 +1838,8 @@ static int start_nic(struct s2io_nic *nic) XENA_dev_config_t __iomem *bar0 = nic->bar0; struct net_device *dev = nic->dev; register u64 val64 = 0; - u16 interruptible, i; - u16 subid; + u16 interruptible; + u16 subid, i; mac_info_t *mac_control; struct config_param *config; @@ -1335,10 +1848,12 @@ static int start_nic(struct s2io_nic *nic) /* PRC Initialization and configuration */ for (i = 0; i < config->rx_ring_num; i++) { - writeq((u64) nic->rx_blocks[i][0].block_dma_addr, + writeq((u64) mac_control->rings[i].rx_blocks[0].block_dma_addr, &bar0->prc_rxd0_n[i]); val64 = readq(&bar0->prc_ctrl_n[i]); + if (nic->config.bimodal) + val64 |= PRC_CTRL_BIMODAL_INTERRUPT; #ifndef CONFIG_2BUFF_MODE val64 |= PRC_CTRL_RC_ENABLED; #else @@ -1354,7 +1869,7 @@ static int start_nic(struct s2io_nic *nic) writeq(val64, &bar0->rx_pa_cfg); #endif - /* + /* * Enabling MC-RLDRAM. After enabling the device, we timeout * for around 100ms, which is approximately the time required * for the device to be ready for operation. @@ -1364,27 +1879,27 @@ static int start_nic(struct s2io_nic *nic) SPECIAL_REG_WRITE(val64, &bar0->mc_rldram_mrs, UF); val64 = readq(&bar0->mc_rldram_mrs); - msleep(100); /* Delay by around 100 ms. */ + msleep(100); /* Delay by around 100 ms. */ /* Enabling ECC Protection. */ val64 = readq(&bar0->adapter_control); val64 &= ~ADAPTER_ECC_EN; writeq(val64, &bar0->adapter_control); - /* - * Clearing any possible Link state change interrupts that + /* + * Clearing any possible Link state change interrupts that * could have popped up just before Enabling the card. */ val64 = readq(&bar0->mac_rmac_err_reg); if (val64) writeq(val64, &bar0->mac_rmac_err_reg); - /* - * Verify if the device is ready to be enabled, if so enable + /* + * Verify if the device is ready to be enabled, if so enable * it. */ val64 = readq(&bar0->adapter_status); - if (!verify_xena_quiescence(val64, nic->device_enabled_once)) { + if (!verify_xena_quiescence(nic, val64, nic->device_enabled_once)) { DBG_PRINT(ERR_DBG, "%s: device is not ready, ", dev->name); DBG_PRINT(ERR_DBG, "Adapter status reads: 0x%llx\n", (unsigned long long) val64); @@ -1392,16 +1907,18 @@ static int start_nic(struct s2io_nic *nic) } /* Enable select interrupts */ - interruptible = TX_TRAFFIC_INTR | RX_TRAFFIC_INTR | TX_MAC_INTR | - RX_MAC_INTR; + interruptible = TX_TRAFFIC_INTR | RX_TRAFFIC_INTR; + interruptible |= TX_PIC_INTR | RX_PIC_INTR; + interruptible |= TX_MAC_INTR | RX_MAC_INTR; + en_dis_able_nic_intrs(nic, interruptible, ENABLE_INTRS); - /* + /* * With some switches, link might be already up at this point. - * Because of this weird behavior, when we enable laser, - * we may not get link. We need to handle this. We cannot - * figure out which switch is misbehaving. So we are forced to - * make a global change. + * Because of this weird behavior, when we enable laser, + * we may not get link. We need to handle this. We cannot + * figure out which switch is misbehaving. So we are forced to + * make a global change. */ /* Enabling Laser. */ @@ -1411,44 +1928,30 @@ static int start_nic(struct s2io_nic *nic) /* SXE-002: Initialize link and activity LED */ subid = nic->pdev->subsystem_device; - if ((subid & 0xFF) >= 0x07) { + if (((subid & 0xFF) >= 0x07) && + (nic->device_type == XFRAME_I_DEVICE)) { val64 = readq(&bar0->gpio_control); val64 |= 0x0000800000000000ULL; writeq(val64, &bar0->gpio_control); val64 = 0x0411040400000000ULL; - writeq(val64, (void __iomem *) bar0 + 0x2700); + writeq(val64, (void __iomem *) ((u8 *) bar0 + 0x2700)); } - /* - * Don't see link state interrupts on certain switches, so + /* + * Don't see link state interrupts on certain switches, so * directly scheduling a link state task from here. */ schedule_work(&nic->set_link_task); - /* - * Here we are performing soft reset on XGXS to - * force link down. Since link is already up, we will get - * link state change interrupt after this reset - */ - SPECIAL_REG_WRITE(0x80010515001E0000ULL, &bar0->dtx_control, UF); - val64 = readq(&bar0->dtx_control); - udelay(50); - SPECIAL_REG_WRITE(0x80010515001E00E0ULL, &bar0->dtx_control, UF); - val64 = readq(&bar0->dtx_control); - udelay(50); - SPECIAL_REG_WRITE(0x80070515001F00E4ULL, &bar0->dtx_control, UF); - val64 = readq(&bar0->dtx_control); - udelay(50); - return SUCCESS; } -/** - * free_tx_buffers - Free all queued Tx buffers +/** + * free_tx_buffers - Free all queued Tx buffers * @nic : device private variable. - * Description: + * Description: * Free all queued Tx buffers. - * Return Value: void + * Return Value: void */ static void free_tx_buffers(struct s2io_nic *nic) @@ -1459,39 +1962,61 @@ static void free_tx_buffers(struct s2io_nic *nic) int i, j; mac_info_t *mac_control; struct config_param *config; - int cnt = 0; + int cnt = 0, frg_cnt; mac_control = &nic->mac_control; config = &nic->config; for (i = 0; i < config->tx_fifo_num; i++) { for (j = 0; j < config->tx_cfg[i].fifo_len - 1; j++) { - txdp = (TxD_t *) nic->list_info[i][j]. + txdp = (TxD_t *) mac_control->fifos[i].list_info[j]. list_virt_addr; skb = (struct sk_buff *) ((unsigned long) txdp-> Host_Control); if (skb == NULL) { - memset(txdp, 0, sizeof(TxD_t)); + memset(txdp, 0, sizeof(TxD_t) * + config->max_txds); continue; } + frg_cnt = skb_shinfo(skb)->nr_frags; + pci_unmap_single(nic->pdev, (dma_addr_t) + txdp->Buffer_Pointer, + skb->len - skb->data_len, + PCI_DMA_TODEVICE); + if (frg_cnt) { + TxD_t *temp; + temp = txdp; + txdp++; + for (j = 0; j < frg_cnt; j++, txdp++) { + skb_frag_t *frag = + &skb_shinfo(skb)->frags[j]; + pci_unmap_page(nic->pdev, + (dma_addr_t) + txdp-> + Buffer_Pointer, + frag->size, + PCI_DMA_TODEVICE); + } + txdp = temp; + } dev_kfree_skb(skb); - memset(txdp, 0, sizeof(TxD_t)); + memset(txdp, 0, sizeof(TxD_t) * config->max_txds); cnt++; } DBG_PRINT(INTR_DBG, "%s:forcibly freeing %d skbs on FIFO%d\n", dev->name, cnt, i); - mac_control->tx_curr_get_info[i].offset = 0; - mac_control->tx_curr_put_info[i].offset = 0; + mac_control->fifos[i].tx_curr_get_info.offset = 0; + mac_control->fifos[i].tx_curr_put_info.offset = 0; } } -/** - * stop_nic - To stop the nic +/** + * stop_nic - To stop the nic * @nic ; device private variable. - * Description: - * This function does exactly the opposite of what the start_nic() + * Description: + * This function does exactly the opposite of what the start_nic() * function does. This function is called to stop the device. * Return Value: * void. @@ -1509,8 +2034,9 @@ static void stop_nic(struct s2io_nic *nic) config = &nic->config; /* Disable all interrupts */ - interruptible = TX_TRAFFIC_INTR | RX_TRAFFIC_INTR | TX_MAC_INTR | - RX_MAC_INTR; + interruptible = TX_TRAFFIC_INTR | RX_TRAFFIC_INTR; + interruptible |= TX_PIC_INTR | RX_PIC_INTR; + interruptible |= TX_MAC_INTR | RX_MAC_INTR; en_dis_able_nic_intrs(nic, interruptible, DISABLE_INTRS); /* Disable PRCs */ @@ -1521,11 +2047,11 @@ static void stop_nic(struct s2io_nic *nic) } } -/** - * fill_rx_buffers - Allocates the Rx side skbs +/** + * fill_rx_buffers - Allocates the Rx side skbs * @nic: device private variable - * @ring_no: ring number - * Description: + * @ring_no: ring number + * Description: * The function allocates Rx side skbs and puts the physical * address of these buffers into the RxD buffer pointers, so that the NIC * can DMA the received frame into these locations. @@ -1533,8 +2059,8 @@ static void stop_nic(struct s2io_nic *nic) * 1. single buffer, * 2. three buffer and * 3. Five buffer modes. - * Each mode defines how many fragments the received frame will be split - * up into by the NIC. The frame is split into L3 header, L4 Header, + * Each mode defines how many fragments the received frame will be split + * up into by the NIC. The frame is split into L3 header, L4 Header, * L4 payload in three buffer mode and in 5 buffer mode, L4 payload itself * is split into 3 fragments. As of now only single buffer mode is * supported. @@ -1542,7 +2068,7 @@ static void stop_nic(struct s2io_nic *nic) * SUCCESS on success or an appropriate -ve value on failure. */ -static int fill_rx_buffers(struct s2io_nic *nic, int ring_no) +int fill_rx_buffers(struct s2io_nic *nic, int ring_no) { struct net_device *dev = nic->dev; struct sk_buff *skb; @@ -1550,34 +2076,35 @@ static int fill_rx_buffers(struct s2io_nic *nic, int ring_no) int off, off1, size, block_no, block_no1; int offset, offset1; u32 alloc_tab = 0; - u32 alloc_cnt = nic->pkt_cnt[ring_no] - - atomic_read(&nic->rx_bufs_left[ring_no]); + u32 alloc_cnt; mac_info_t *mac_control; struct config_param *config; #ifdef CONFIG_2BUFF_MODE RxD_t *rxdpnext; int nextblk; - unsigned long tmp; + u64 tmp; buffAdd_t *ba; dma_addr_t rxdpphys; #endif #ifndef CONFIG_S2IO_NAPI unsigned long flags; #endif + RxD_t *first_rxdp = NULL; mac_control = &nic->mac_control; config = &nic->config; - + alloc_cnt = mac_control->rings[ring_no].pkt_cnt - + atomic_read(&nic->rx_bufs_left[ring_no]); size = dev->mtu + HEADER_ETHERNET_II_802_3_SIZE + HEADER_802_2_SIZE + HEADER_SNAP_SIZE; while (alloc_tab < alloc_cnt) { - block_no = mac_control->rx_curr_put_info[ring_no]. + block_no = mac_control->rings[ring_no].rx_curr_put_info. block_index; - block_no1 = mac_control->rx_curr_get_info[ring_no]. + block_no1 = mac_control->rings[ring_no].rx_curr_get_info. block_index; - off = mac_control->rx_curr_put_info[ring_no].offset; - off1 = mac_control->rx_curr_get_info[ring_no].offset; + off = mac_control->rings[ring_no].rx_curr_put_info.offset; + off1 = mac_control->rings[ring_no].rx_curr_get_info.offset; #ifndef CONFIG_2BUFF_MODE offset = block_no * (MAX_RXDS_PER_BLOCK + 1) + off; offset1 = block_no1 * (MAX_RXDS_PER_BLOCK + 1) + off1; @@ -1586,7 +2113,7 @@ static int fill_rx_buffers(struct s2io_nic *nic, int ring_no) offset1 = block_no1 * (MAX_RXDS_PER_BLOCK) + off1; #endif - rxdp = nic->rx_blocks[ring_no][block_no]. + rxdp = mac_control->rings[ring_no].rx_blocks[block_no]. block_virt_addr + off; if ((offset == offset1) && (rxdp->Host_Control)) { DBG_PRINT(INTR_DBG, "%s: Get and Put", dev->name); @@ -1595,15 +2122,15 @@ static int fill_rx_buffers(struct s2io_nic *nic, int ring_no) } #ifndef CONFIG_2BUFF_MODE if (rxdp->Control_1 == END_OF_BLOCK) { - mac_control->rx_curr_put_info[ring_no]. + mac_control->rings[ring_no].rx_curr_put_info. block_index++; - mac_control->rx_curr_put_info[ring_no]. - block_index %= nic->block_count[ring_no]; - block_no = mac_control->rx_curr_put_info - [ring_no].block_index; + mac_control->rings[ring_no].rx_curr_put_info. + block_index %= mac_control->rings[ring_no].block_count; + block_no = mac_control->rings[ring_no].rx_curr_put_info. + block_index; off++; off %= (MAX_RXDS_PER_BLOCK + 1); - mac_control->rx_curr_put_info[ring_no].offset = + mac_control->rings[ring_no].rx_curr_put_info.offset = off; rxdp = (RxD_t *) ((unsigned long) rxdp->Control_2); DBG_PRINT(INTR_DBG, "%s: Next block at: %p\n", @@ -1611,30 +2138,30 @@ static int fill_rx_buffers(struct s2io_nic *nic, int ring_no) } #ifndef CONFIG_S2IO_NAPI spin_lock_irqsave(&nic->put_lock, flags); - nic->put_pos[ring_no] = + mac_control->rings[ring_no].put_pos = (block_no * (MAX_RXDS_PER_BLOCK + 1)) + off; spin_unlock_irqrestore(&nic->put_lock, flags); #endif #else if (rxdp->Host_Control == END_OF_BLOCK) { - mac_control->rx_curr_put_info[ring_no]. + mac_control->rings[ring_no].rx_curr_put_info. block_index++; - mac_control->rx_curr_put_info[ring_no]. - block_index %= nic->block_count[ring_no]; - block_no = mac_control->rx_curr_put_info - [ring_no].block_index; + mac_control->rings[ring_no].rx_curr_put_info.block_index + %= mac_control->rings[ring_no].block_count; + block_no = mac_control->rings[ring_no].rx_curr_put_info + .block_index; off = 0; DBG_PRINT(INTR_DBG, "%s: block%d at: 0x%llx\n", dev->name, block_no, (unsigned long long) rxdp->Control_1); - mac_control->rx_curr_put_info[ring_no].offset = + mac_control->rings[ring_no].rx_curr_put_info.offset = off; - rxdp = nic->rx_blocks[ring_no][block_no]. + rxdp = mac_control->rings[ring_no].rx_blocks[block_no]. block_virt_addr; } #ifndef CONFIG_S2IO_NAPI spin_lock_irqsave(&nic->put_lock, flags); - nic->put_pos[ring_no] = (block_no * + mac_control->rings[ring_no].put_pos = (block_no * (MAX_RXDS_PER_BLOCK + 1)) + off; spin_unlock_irqrestore(&nic->put_lock, flags); #endif @@ -1646,27 +2173,27 @@ static int fill_rx_buffers(struct s2io_nic *nic, int ring_no) if (rxdp->Control_2 & BIT(0)) #endif { - mac_control->rx_curr_put_info[ring_no]. + mac_control->rings[ring_no].rx_curr_put_info. offset = off; goto end; } #ifdef CONFIG_2BUFF_MODE - /* - * RxDs Spanning cache lines will be replenished only - * if the succeeding RxD is also owned by Host. It - * will always be the ((8*i)+3) and ((8*i)+6) - * descriptors for the 48 byte descriptor. The offending + /* + * RxDs Spanning cache lines will be replenished only + * if the succeeding RxD is also owned by Host. It + * will always be the ((8*i)+3) and ((8*i)+6) + * descriptors for the 48 byte descriptor. The offending * decsriptor is of-course the 3rd descriptor. */ - rxdpphys = nic->rx_blocks[ring_no][block_no]. + rxdpphys = mac_control->rings[ring_no].rx_blocks[block_no]. block_dma_addr + (off * sizeof(RxD_t)); if (((u64) (rxdpphys)) % 128 > 80) { - rxdpnext = nic->rx_blocks[ring_no][block_no]. + rxdpnext = mac_control->rings[ring_no].rx_blocks[block_no]. block_virt_addr + (off + 1); if (rxdpnext->Host_Control == END_OF_BLOCK) { nextblk = (block_no + 1) % - (nic->block_count[ring_no]); - rxdpnext = nic->rx_blocks[ring_no] + (mac_control->rings[ring_no].block_count); + rxdpnext = mac_control->rings[ring_no].rx_blocks [nextblk].block_virt_addr; } if (rxdpnext->Control_2 & BIT(0)) @@ -1682,6 +2209,10 @@ static int fill_rx_buffers(struct s2io_nic *nic, int ring_no) if (!skb) { DBG_PRINT(ERR_DBG, "%s: Out of ", dev->name); DBG_PRINT(ERR_DBG, "memory to allocate SKBs\n"); + if (first_rxdp) { + wmb(); + first_rxdp->Control_1 |= RXD_OWN_XENA; + } return -ENOMEM; } #ifndef CONFIG_2BUFF_MODE @@ -1692,12 +2223,13 @@ static int fill_rx_buffers(struct s2io_nic *nic, int ring_no) rxdp->Control_2 &= (~MASK_BUFFER0_SIZE); rxdp->Control_2 |= SET_BUFFER0_SIZE(size); rxdp->Host_Control = (unsigned long) (skb); - rxdp->Control_1 |= RXD_OWN_XENA; + if (alloc_tab & ((1 << rxsync_frequency) - 1)) + rxdp->Control_1 |= RXD_OWN_XENA; off++; off %= (MAX_RXDS_PER_BLOCK + 1); - mac_control->rx_curr_put_info[ring_no].offset = off; + mac_control->rings[ring_no].rx_curr_put_info.offset = off; #else - ba = &nic->ba[ring_no][block_no][off]; + ba = &mac_control->rings[ring_no].ba[block_no][off]; skb_reserve(skb, BUF0_LEN); tmp = ((unsigned long) skb->data & ALIGN_SIZE); if (tmp) @@ -1719,22 +2251,41 @@ static int fill_rx_buffers(struct s2io_nic *nic, int ring_no) rxdp->Control_2 |= SET_BUFFER1_SIZE(1); /* dummy. */ rxdp->Control_2 |= BIT(0); /* Set Buffer_Empty bit. */ rxdp->Host_Control = (u64) ((unsigned long) (skb)); - rxdp->Control_1 |= RXD_OWN_XENA; + if (alloc_tab & ((1 << rxsync_frequency) - 1)) + rxdp->Control_1 |= RXD_OWN_XENA; off++; - mac_control->rx_curr_put_info[ring_no].offset = off; + mac_control->rings[ring_no].rx_curr_put_info.offset = off; #endif + rxdp->Control_2 |= SET_RXD_MARKER; + + if (!(alloc_tab & ((1 << rxsync_frequency) - 1))) { + if (first_rxdp) { + wmb(); + first_rxdp->Control_1 |= RXD_OWN_XENA; + } + first_rxdp = rxdp; + } atomic_inc(&nic->rx_bufs_left[ring_no]); alloc_tab++; } end: + /* Transfer ownership of first descriptor to adapter just before + * exiting. Before that, use memory barrier so that ownership + * and other fields are seen by adapter correctly. + */ + if (first_rxdp) { + wmb(); + first_rxdp->Control_1 |= RXD_OWN_XENA; + } + return SUCCESS; } /** - * free_rx_buffers - Frees all Rx buffers + * free_rx_buffers - Frees all Rx buffers * @sp: device private variable. - * Description: + * Description: * This function will free all Rx buffers allocated by host. * Return Value: * NONE. @@ -1758,7 +2309,8 @@ static void free_rx_buffers(struct s2io_nic *sp) for (i = 0; i < config->rx_ring_num; i++) { for (j = 0, blk = 0; j < config->rx_cfg[i].num_rxd; j++) { off = j % (MAX_RXDS_PER_BLOCK + 1); - rxdp = sp->rx_blocks[i][blk].block_virt_addr + off; + rxdp = mac_control->rings[i].rx_blocks[blk]. + block_virt_addr + off; #ifndef CONFIG_2BUFF_MODE if (rxdp->Control_1 == END_OF_BLOCK) { @@ -1793,7 +2345,7 @@ static void free_rx_buffers(struct s2io_nic *sp) HEADER_SNAP_SIZE, PCI_DMA_FROMDEVICE); #else - ba = &sp->ba[i][blk][off]; + ba = &mac_control->rings[i].ba[blk][off]; pci_unmap_single(sp->pdev, (dma_addr_t) rxdp->Buffer0_ptr, BUF0_LEN, @@ -1813,10 +2365,10 @@ static void free_rx_buffers(struct s2io_nic *sp) } memset(rxdp, 0, sizeof(RxD_t)); } - mac_control->rx_curr_put_info[i].block_index = 0; - mac_control->rx_curr_get_info[i].block_index = 0; - mac_control->rx_curr_put_info[i].offset = 0; - mac_control->rx_curr_get_info[i].offset = 0; + mac_control->rings[i].rx_curr_put_info.block_index = 0; + mac_control->rings[i].rx_curr_get_info.block_index = 0; + mac_control->rings[i].rx_curr_put_info.offset = 0; + mac_control->rings[i].rx_curr_get_info.offset = 0; atomic_set(&sp->rx_bufs_left[i], 0); DBG_PRINT(INIT_DBG, "%s:Freed 0x%x Rx Buffers on ring%d\n", dev->name, buf_cnt, i); @@ -1826,7 +2378,7 @@ static void free_rx_buffers(struct s2io_nic *sp) /** * s2io_poll - Rx interrupt handler for NAPI support * @dev : pointer to the device structure. - * @budget : The number of packets that were budgeted to be processed + * @budget : The number of packets that were budgeted to be processed * during one pass through the 'Poll" function. * Description: * Comes into picture only if NAPI support has been incorporated. It does @@ -1836,160 +2388,36 @@ static void free_rx_buffers(struct s2io_nic *sp) * 0 on success and 1 if there are No Rx packets to be processed. */ -#ifdef CONFIG_S2IO_NAPI +#if defined(CONFIG_S2IO_NAPI) static int s2io_poll(struct net_device *dev, int *budget) { nic_t *nic = dev->priv; - XENA_dev_config_t __iomem *bar0 = nic->bar0; - int pkts_to_process = *budget, pkt_cnt = 0; - register u64 val64 = 0; - rx_curr_get_info_t get_info, put_info; - int i, get_block, put_block, get_offset, put_offset, ring_bufs; -#ifndef CONFIG_2BUFF_MODE - u16 val16, cksum; -#endif - struct sk_buff *skb; - RxD_t *rxdp; + int pkt_cnt = 0, org_pkts_to_process; mac_info_t *mac_control; struct config_param *config; -#ifdef CONFIG_2BUFF_MODE - buffAdd_t *ba; -#endif + XENA_dev_config_t *bar0 = (XENA_dev_config_t *) nic->bar0; + u64 val64; + int i; + atomic_inc(&nic->isr_cnt); mac_control = &nic->mac_control; config = &nic->config; - if (pkts_to_process > dev->quota) - pkts_to_process = dev->quota; + nic->pkts_to_process = *budget; + if (nic->pkts_to_process > dev->quota) + nic->pkts_to_process = dev->quota; + org_pkts_to_process = nic->pkts_to_process; val64 = readq(&bar0->rx_traffic_int); writeq(val64, &bar0->rx_traffic_int); for (i = 0; i < config->rx_ring_num; i++) { - get_info = mac_control->rx_curr_get_info[i]; - get_block = get_info.block_index; - put_info = mac_control->rx_curr_put_info[i]; - put_block = put_info.block_index; - ring_bufs = config->rx_cfg[i].num_rxd; - rxdp = nic->rx_blocks[i][get_block].block_virt_addr + - get_info.offset; -#ifndef CONFIG_2BUFF_MODE - get_offset = (get_block * (MAX_RXDS_PER_BLOCK + 1)) + - get_info.offset; - put_offset = (put_block * (MAX_RXDS_PER_BLOCK + 1)) + - put_info.offset; - while ((!(rxdp->Control_1 & RXD_OWN_XENA)) && - (((get_offset + 1) % ring_bufs) != put_offset)) { - if (--pkts_to_process < 0) { - goto no_rx; - } - if (rxdp->Control_1 == END_OF_BLOCK) { - rxdp = - (RxD_t *) ((unsigned long) rxdp-> - Control_2); - get_info.offset++; - get_info.offset %= - (MAX_RXDS_PER_BLOCK + 1); - get_block++; - get_block %= nic->block_count[i]; - mac_control->rx_curr_get_info[i]. - offset = get_info.offset; - mac_control->rx_curr_get_info[i]. - block_index = get_block; - continue; - } - get_offset = - (get_block * (MAX_RXDS_PER_BLOCK + 1)) + - get_info.offset; - skb = - (struct sk_buff *) ((unsigned long) rxdp-> - Host_Control); - if (skb == NULL) { - DBG_PRINT(ERR_DBG, "%s: The skb is ", - dev->name); - DBG_PRINT(ERR_DBG, "Null in Rx Intr\n"); - goto no_rx; - } - val64 = RXD_GET_BUFFER0_SIZE(rxdp->Control_2); - val16 = (u16) (val64 >> 48); - cksum = RXD_GET_L4_CKSUM(rxdp->Control_1); - pci_unmap_single(nic->pdev, (dma_addr_t) - rxdp->Buffer0_ptr, - dev->mtu + - HEADER_ETHERNET_II_802_3_SIZE + - HEADER_802_2_SIZE + - HEADER_SNAP_SIZE, - PCI_DMA_FROMDEVICE); - rx_osm_handler(nic, val16, rxdp, i); - pkt_cnt++; - get_info.offset++; - get_info.offset %= (MAX_RXDS_PER_BLOCK + 1); - rxdp = - nic->rx_blocks[i][get_block].block_virt_addr + - get_info.offset; - mac_control->rx_curr_get_info[i].offset = - get_info.offset; + rx_intr_handler(&mac_control->rings[i]); + pkt_cnt = org_pkts_to_process - nic->pkts_to_process; + if (!nic->pkts_to_process) { + /* Quota for the current iteration has been met */ + goto no_rx; } -#else - get_offset = (get_block * (MAX_RXDS_PER_BLOCK + 1)) + - get_info.offset; - put_offset = (put_block * (MAX_RXDS_PER_BLOCK + 1)) + - put_info.offset; - while (((!(rxdp->Control_1 & RXD_OWN_XENA)) && - !(rxdp->Control_2 & BIT(0))) && - (((get_offset + 1) % ring_bufs) != put_offset)) { - if (--pkts_to_process < 0) { - goto no_rx; - } - skb = (struct sk_buff *) ((unsigned long) - rxdp->Host_Control); - if (skb == NULL) { - DBG_PRINT(ERR_DBG, "%s: The skb is ", - dev->name); - DBG_PRINT(ERR_DBG, "Null in Rx Intr\n"); - goto no_rx; - } - - pci_unmap_single(nic->pdev, (dma_addr_t) - rxdp->Buffer0_ptr, - BUF0_LEN, PCI_DMA_FROMDEVICE); - pci_unmap_single(nic->pdev, (dma_addr_t) - rxdp->Buffer1_ptr, - BUF1_LEN, PCI_DMA_FROMDEVICE); - pci_unmap_single(nic->pdev, (dma_addr_t) - rxdp->Buffer2_ptr, - dev->mtu + BUF0_LEN + 4, - PCI_DMA_FROMDEVICE); - ba = &nic->ba[i][get_block][get_info.offset]; - - rx_osm_handler(nic, rxdp, i, ba); - - get_info.offset++; - mac_control->rx_curr_get_info[i].offset = - get_info.offset; - rxdp = - nic->rx_blocks[i][get_block].block_virt_addr + - get_info.offset; - - if (get_info.offset && - (!(get_info.offset % MAX_RXDS_PER_BLOCK))) { - get_info.offset = 0; - mac_control->rx_curr_get_info[i]. - offset = get_info.offset; - get_block++; - get_block %= nic->block_count[i]; - mac_control->rx_curr_get_info[i]. - block_index = get_block; - rxdp = - nic->rx_blocks[i][get_block]. - block_virt_addr; - } - get_offset = - (get_block * (MAX_RXDS_PER_BLOCK + 1)) + - get_info.offset; - pkt_cnt++; - } -#endif } if (!pkt_cnt) pkt_cnt = 1; @@ -2007,9 +2435,10 @@ static int s2io_poll(struct net_device *dev, int *budget) } /* Re enable the Rx interrupts. */ en_dis_able_nic_intrs(nic, RX_TRAFFIC_INTR, ENABLE_INTRS); + atomic_dec(&nic->isr_cnt); return 0; - no_rx: +no_rx: dev->quota -= pkt_cnt; *budget -= pkt_cnt; @@ -2020,279 +2449,204 @@ static int s2io_poll(struct net_device *dev, int *budget) break; } } + atomic_dec(&nic->isr_cnt); return 1; } -#else -/** +#endif + +/** * rx_intr_handler - Rx interrupt handler * @nic: device private variable. - * Description: - * If the interrupt is because of a received frame or if the + * Description: + * If the interrupt is because of a received frame or if the * receive ring contains fresh as yet un-processed frames,this function is - * called. It picks out the RxD at which place the last Rx processing had - * stopped and sends the skb to the OSM's Rx handler and then increments + * called. It picks out the RxD at which place the last Rx processing had + * stopped and sends the skb to the OSM's Rx handler and then increments * the offset. * Return Value: * NONE. */ - -static void rx_intr_handler(struct s2io_nic *nic) +static void rx_intr_handler(ring_info_t *ring_data) { + nic_t *nic = ring_data->nic; struct net_device *dev = (struct net_device *) nic->dev; - XENA_dev_config_t *bar0 = (XENA_dev_config_t *) nic->bar0; + int get_block, get_offset, put_block, put_offset, ring_bufs; rx_curr_get_info_t get_info, put_info; RxD_t *rxdp; struct sk_buff *skb; -#ifndef CONFIG_2BUFF_MODE - u16 val16, cksum; -#endif - register u64 val64 = 0; - int get_block, get_offset, put_block, put_offset, ring_bufs; - int i, pkt_cnt = 0; - mac_info_t *mac_control; - struct config_param *config; -#ifdef CONFIG_2BUFF_MODE - buffAdd_t *ba; +#ifndef CONFIG_S2IO_NAPI + int pkt_cnt = 0; #endif + spin_lock(&nic->rx_lock); + if (atomic_read(&nic->card_state) == CARD_DOWN) { + DBG_PRINT(ERR_DBG, "%s: %s going down for reset\n", + __FUNCTION__, dev->name); + spin_unlock(&nic->rx_lock); + } - mac_control = &nic->mac_control; - config = &nic->config; - - /* - * rx_traffic_int reg is an R1 register, hence we read and write back - * the samevalue in the register to clear it. - */ - val64 = readq(&bar0->rx_traffic_int); - writeq(val64, &bar0->rx_traffic_int); - - for (i = 0; i < config->rx_ring_num; i++) { - get_info = mac_control->rx_curr_get_info[i]; - get_block = get_info.block_index; - put_info = mac_control->rx_curr_put_info[i]; - put_block = put_info.block_index; - ring_bufs = config->rx_cfg[i].num_rxd; - rxdp = nic->rx_blocks[i][get_block].block_virt_addr + - get_info.offset; -#ifndef CONFIG_2BUFF_MODE - get_offset = (get_block * (MAX_RXDS_PER_BLOCK + 1)) + + get_info = ring_data->rx_curr_get_info; + get_block = get_info.block_index; + put_info = ring_data->rx_curr_put_info; + put_block = put_info.block_index; + ring_bufs = get_info.ring_len+1; + rxdp = ring_data->rx_blocks[get_block].block_virt_addr + get_info.offset; - spin_lock(&nic->put_lock); - put_offset = nic->put_pos[i]; - spin_unlock(&nic->put_lock); - while ((!(rxdp->Control_1 & RXD_OWN_XENA)) && - (((get_offset + 1) % ring_bufs) != put_offset)) { - if (rxdp->Control_1 == END_OF_BLOCK) { - rxdp = (RxD_t *) ((unsigned long) - rxdp->Control_2); - get_info.offset++; - get_info.offset %= - (MAX_RXDS_PER_BLOCK + 1); - get_block++; - get_block %= nic->block_count[i]; - mac_control->rx_curr_get_info[i]. - offset = get_info.offset; - mac_control->rx_curr_get_info[i]. - block_index = get_block; - continue; - } - get_offset = - (get_block * (MAX_RXDS_PER_BLOCK + 1)) + - get_info.offset; - skb = (struct sk_buff *) ((unsigned long) - rxdp->Host_Control); - if (skb == NULL) { - DBG_PRINT(ERR_DBG, "%s: The skb is ", - dev->name); - DBG_PRINT(ERR_DBG, "Null in Rx Intr\n"); - return; - } - val64 = RXD_GET_BUFFER0_SIZE(rxdp->Control_2); - val16 = (u16) (val64 >> 48); - cksum = RXD_GET_L4_CKSUM(rxdp->Control_1); - pci_unmap_single(nic->pdev, (dma_addr_t) - rxdp->Buffer0_ptr, - dev->mtu + - HEADER_ETHERNET_II_802_3_SIZE + - HEADER_802_2_SIZE + - HEADER_SNAP_SIZE, - PCI_DMA_FROMDEVICE); - rx_osm_handler(nic, val16, rxdp, i); - get_info.offset++; - get_info.offset %= (MAX_RXDS_PER_BLOCK + 1); - rxdp = - nic->rx_blocks[i][get_block].block_virt_addr + - get_info.offset; - mac_control->rx_curr_get_info[i].offset = - get_info.offset; - pkt_cnt++; - if ((indicate_max_pkts) - && (pkt_cnt > indicate_max_pkts)) - break; + get_offset = (get_block * (MAX_RXDS_PER_BLOCK + 1)) + + get_info.offset; +#ifndef CONFIG_S2IO_NAPI + spin_lock(&nic->put_lock); + put_offset = ring_data->put_pos; + spin_unlock(&nic->put_lock); +#else + put_offset = (put_block * (MAX_RXDS_PER_BLOCK + 1)) + + put_info.offset; +#endif + while (RXD_IS_UP2DT(rxdp) && + (((get_offset + 1) % ring_bufs) != put_offset)) { + skb = (struct sk_buff *) ((unsigned long)rxdp->Host_Control); + if (skb == NULL) { + DBG_PRINT(ERR_DBG, "%s: The skb is ", + dev->name); + DBG_PRINT(ERR_DBG, "Null in Rx Intr\n"); + spin_unlock(&nic->rx_lock); + return; } +#ifndef CONFIG_2BUFF_MODE + pci_unmap_single(nic->pdev, (dma_addr_t) + rxdp->Buffer0_ptr, + dev->mtu + + HEADER_ETHERNET_II_802_3_SIZE + + HEADER_802_2_SIZE + + HEADER_SNAP_SIZE, + PCI_DMA_FROMDEVICE); #else - get_offset = (get_block * (MAX_RXDS_PER_BLOCK + 1)) + + pci_unmap_single(nic->pdev, (dma_addr_t) + rxdp->Buffer0_ptr, + BUF0_LEN, PCI_DMA_FROMDEVICE); + pci_unmap_single(nic->pdev, (dma_addr_t) + rxdp->Buffer1_ptr, + BUF1_LEN, PCI_DMA_FROMDEVICE); + pci_unmap_single(nic->pdev, (dma_addr_t) + rxdp->Buffer2_ptr, + dev->mtu + BUF0_LEN + 4, + PCI_DMA_FROMDEVICE); +#endif + rx_osm_handler(ring_data, rxdp); + get_info.offset++; + ring_data->rx_curr_get_info.offset = get_info.offset; - spin_lock(&nic->put_lock); - put_offset = nic->put_pos[i]; - spin_unlock(&nic->put_lock); - while (((!(rxdp->Control_1 & RXD_OWN_XENA)) && - !(rxdp->Control_2 & BIT(0))) && - (((get_offset + 1) % ring_bufs) != put_offset)) { - skb = (struct sk_buff *) ((unsigned long) - rxdp->Host_Control); - if (skb == NULL) { - DBG_PRINT(ERR_DBG, "%s: The skb is ", - dev->name); - DBG_PRINT(ERR_DBG, "Null in Rx Intr\n"); - return; - } - - pci_unmap_single(nic->pdev, (dma_addr_t) - rxdp->Buffer0_ptr, - BUF0_LEN, PCI_DMA_FROMDEVICE); - pci_unmap_single(nic->pdev, (dma_addr_t) - rxdp->Buffer1_ptr, - BUF1_LEN, PCI_DMA_FROMDEVICE); - pci_unmap_single(nic->pdev, (dma_addr_t) - rxdp->Buffer2_ptr, - dev->mtu + BUF0_LEN + 4, - PCI_DMA_FROMDEVICE); - ba = &nic->ba[i][get_block][get_info.offset]; - - rx_osm_handler(nic, rxdp, i, ba); - - get_info.offset++; - mac_control->rx_curr_get_info[i].offset = - get_info.offset; - rxdp = - nic->rx_blocks[i][get_block].block_virt_addr + - get_info.offset; + rxdp = ring_data->rx_blocks[get_block].block_virt_addr + + get_info.offset; + if (get_info.offset && + (!(get_info.offset % MAX_RXDS_PER_BLOCK))) { + get_info.offset = 0; + ring_data->rx_curr_get_info.offset + = get_info.offset; + get_block++; + get_block %= ring_data->block_count; + ring_data->rx_curr_get_info.block_index + = get_block; + rxdp = ring_data->rx_blocks[get_block].block_virt_addr; + } - if (get_info.offset && - (!(get_info.offset % MAX_RXDS_PER_BLOCK))) { - get_info.offset = 0; - mac_control->rx_curr_get_info[i]. - offset = get_info.offset; - get_block++; - get_block %= nic->block_count[i]; - mac_control->rx_curr_get_info[i]. - block_index = get_block; - rxdp = - nic->rx_blocks[i][get_block]. - block_virt_addr; - } - get_offset = - (get_block * (MAX_RXDS_PER_BLOCK + 1)) + + get_offset = (get_block * (MAX_RXDS_PER_BLOCK + 1)) + get_info.offset; - pkt_cnt++; - if ((indicate_max_pkts) - && (pkt_cnt > indicate_max_pkts)) - break; - } -#endif +#ifdef CONFIG_S2IO_NAPI + nic->pkts_to_process -= 1; + if (!nic->pkts_to_process) + break; +#else + pkt_cnt++; if ((indicate_max_pkts) && (pkt_cnt > indicate_max_pkts)) break; +#endif } + spin_unlock(&nic->rx_lock); } -#endif -/** + +/** * tx_intr_handler - Transmit interrupt handler * @nic : device private variable - * Description: - * If an interrupt was raised to indicate DMA complete of the - * Tx packet, this function is called. It identifies the last TxD - * whose buffer was freed and frees all skbs whose data have already + * Description: + * If an interrupt was raised to indicate DMA complete of the + * Tx packet, this function is called. It identifies the last TxD + * whose buffer was freed and frees all skbs whose data have already * DMA'ed into the NICs internal memory. * Return Value: * NONE */ -static void tx_intr_handler(struct s2io_nic *nic) +static void tx_intr_handler(fifo_info_t *fifo_data) { - XENA_dev_config_t __iomem *bar0 = nic->bar0; + nic_t *nic = fifo_data->nic; struct net_device *dev = (struct net_device *) nic->dev; tx_curr_get_info_t get_info, put_info; struct sk_buff *skb; TxD_t *txdlp; - register u64 val64 = 0; - int i; u16 j, frg_cnt; - mac_info_t *mac_control; - struct config_param *config; - mac_control = &nic->mac_control; - config = &nic->config; - - /* - * tx_traffic_int reg is an R1 register, hence we read and write - * back the samevalue in the register to clear it. - */ - val64 = readq(&bar0->tx_traffic_int); - writeq(val64, &bar0->tx_traffic_int); + get_info = fifo_data->tx_curr_get_info; + put_info = fifo_data->tx_curr_put_info; + txdlp = (TxD_t *) fifo_data->list_info[get_info.offset]. + list_virt_addr; + while ((!(txdlp->Control_1 & TXD_LIST_OWN_XENA)) && + (get_info.offset != put_info.offset) && + (txdlp->Host_Control)) { + /* Check for TxD errors */ + if (txdlp->Control_1 & TXD_T_CODE) { + unsigned long long err; + err = txdlp->Control_1 & TXD_T_CODE; + DBG_PRINT(ERR_DBG, "***TxD error %llx\n", + err); + } - for (i = 0; i < config->tx_fifo_num; i++) { - get_info = mac_control->tx_curr_get_info[i]; - put_info = mac_control->tx_curr_put_info[i]; - txdlp = (TxD_t *) nic->list_info[i][get_info.offset]. - list_virt_addr; - while ((!(txdlp->Control_1 & TXD_LIST_OWN_XENA)) && - (get_info.offset != put_info.offset) && - (txdlp->Host_Control)) { - /* Check for TxD errors */ - if (txdlp->Control_1 & TXD_T_CODE) { - unsigned long long err; - err = txdlp->Control_1 & TXD_T_CODE; - DBG_PRINT(ERR_DBG, "***TxD error %llx\n", - err); - } + skb = (struct sk_buff *) ((unsigned long) + txdlp->Host_Control); + if (skb == NULL) { + DBG_PRINT(ERR_DBG, "%s: Null skb ", + __FUNCTION__); + DBG_PRINT(ERR_DBG, "in Tx Free Intr\n"); + return; + } - skb = (struct sk_buff *) ((unsigned long) - txdlp->Host_Control); - if (skb == NULL) { - DBG_PRINT(ERR_DBG, "%s: Null skb ", - dev->name); - DBG_PRINT(ERR_DBG, "in Tx Free Intr\n"); - return; + frg_cnt = skb_shinfo(skb)->nr_frags; + nic->tx_pkt_count++; + + pci_unmap_single(nic->pdev, (dma_addr_t) + txdlp->Buffer_Pointer, + skb->len - skb->data_len, + PCI_DMA_TODEVICE); + if (frg_cnt) { + TxD_t *temp; + temp = txdlp; + txdlp++; + for (j = 0; j < frg_cnt; j++, txdlp++) { + skb_frag_t *frag = + &skb_shinfo(skb)->frags[j]; + if (!txdlp->Buffer_Pointer) + break; + pci_unmap_page(nic->pdev, + (dma_addr_t) + txdlp-> + Buffer_Pointer, + frag->size, + PCI_DMA_TODEVICE); } - nic->tx_pkt_count++; - - frg_cnt = skb_shinfo(skb)->nr_frags; - - /* For unfragmented skb */ - pci_unmap_single(nic->pdev, (dma_addr_t) - txdlp->Buffer_Pointer, - skb->len - skb->data_len, - PCI_DMA_TODEVICE); - if (frg_cnt) { - TxD_t *temp = txdlp; - txdlp++; - for (j = 0; j < frg_cnt; j++, txdlp++) { - skb_frag_t *frag = - &skb_shinfo(skb)->frags[j]; - pci_unmap_page(nic->pdev, - (dma_addr_t) - txdlp-> - Buffer_Pointer, - frag->size, - PCI_DMA_TODEVICE); - } - txdlp = temp; - } - memset(txdlp, 0, - (sizeof(TxD_t) * config->max_txds)); - - /* Updating the statistics block */ - nic->stats.tx_packets++; - nic->stats.tx_bytes += skb->len; - dev_kfree_skb_irq(skb); - - get_info.offset++; - get_info.offset %= get_info.fifo_len + 1; - txdlp = (TxD_t *) nic->list_info[i] - [get_info.offset].list_virt_addr; - mac_control->tx_curr_get_info[i].offset = - get_info.offset; + txdlp = temp; } + memset(txdlp, 0, + (sizeof(TxD_t) * fifo_data->max_txds)); + + /* Updating the statistics block */ + nic->stats.tx_bytes += skb->len; + dev_kfree_skb_irq(skb); + + get_info.offset++; + get_info.offset %= get_info.fifo_len + 1; + txdlp = (TxD_t *) fifo_data->list_info + [get_info.offset].list_virt_addr; + fifo_data->tx_curr_get_info.offset = + get_info.offset; } spin_lock(&nic->tx_lock); @@ -2301,13 +2655,13 @@ static void tx_intr_handler(struct s2io_nic *nic) spin_unlock(&nic->tx_lock); } -/** +/** * alarm_intr_handler - Alarm Interrrupt handler * @nic: device private variable - * Description: If the interrupt was neither because of Rx packet or Tx + * Description: If the interrupt was neither because of Rx packet or Tx * complete, this function is called. If the interrupt was to indicate - * a loss of link, the OSM link status handler is invoked for any other - * alarm interrupt the block that raised the interrupt is displayed + * a loss of link, the OSM link status handler is invoked for any other + * alarm interrupt the block that raised the interrupt is displayed * and a H/W reset is issued. * Return Value: * NONE @@ -2320,10 +2674,32 @@ static void alarm_intr_handler(struct s2io_nic *nic) register u64 val64 = 0, err_reg = 0; /* Handling link status change error Intr */ - err_reg = readq(&bar0->mac_rmac_err_reg); - writeq(err_reg, &bar0->mac_rmac_err_reg); - if (err_reg & RMAC_LINK_STATE_CHANGE_INT) { - schedule_work(&nic->set_link_task); + if (s2io_link_fault_indication(nic) == MAC_RMAC_ERR_TIMER) { + err_reg = readq(&bar0->mac_rmac_err_reg); + writeq(err_reg, &bar0->mac_rmac_err_reg); + if (err_reg & RMAC_LINK_STATE_CHANGE_INT) { + schedule_work(&nic->set_link_task); + } + } + + /* Handling Ecc errors */ + val64 = readq(&bar0->mc_err_reg); + writeq(val64, &bar0->mc_err_reg); + if (val64 & (MC_ERR_REG_ECC_ALL_SNG | MC_ERR_REG_ECC_ALL_DBL)) { + if (val64 & MC_ERR_REG_ECC_ALL_DBL) { + nic->mac_control.stats_info->sw_stat. + double_ecc_errs++; + DBG_PRINT(ERR_DBG, "%s: Device indicates ", + dev->name); + DBG_PRINT(ERR_DBG, "double ECC error!!\n"); + if (nic->device_type != XFRAME_II_DEVICE) { + netif_stop_queue(dev); + schedule_work(&nic->rst_timer_task); + } + } else { + nic->mac_control.stats_info->sw_stat. + single_ecc_errs++; + } } /* In case of a serious error, the device will be Reset. */ @@ -2338,7 +2714,7 @@ static void alarm_intr_handler(struct s2io_nic *nic) /* * Also as mentioned in the latest Errata sheets if the PCC_FB_ECC * Error occurs, the adapter will be recycled by disabling the - * adapter enable bit and enabling it again after the device + * adapter enable bit and enabling it again after the device * becomes Quiescent. */ val64 = readq(&bar0->pcc_err_reg); @@ -2354,18 +2730,18 @@ static void alarm_intr_handler(struct s2io_nic *nic) /* Other type of interrupts are not being handled now, TODO */ } -/** +/** * wait_for_cmd_complete - waits for a command to complete. - * @sp : private member of the device structure, which is a pointer to the + * @sp : private member of the device structure, which is a pointer to the * s2io_nic structure. - * Description: Function that waits for a command to Write into RMAC - * ADDR DATA registers to be completed and returns either success or - * error depending on whether the command was complete or not. + * Description: Function that waits for a command to Write into RMAC + * ADDR DATA registers to be completed and returns either success or + * error depending on whether the command was complete or not. * Return value: * SUCCESS on success and FAILURE on failure. */ -static int wait_for_cmd_complete(nic_t * sp) +int wait_for_cmd_complete(nic_t * sp) { XENA_dev_config_t __iomem *bar0 = sp->bar0; int ret = FAILURE, cnt = 0; @@ -2385,29 +2761,32 @@ static int wait_for_cmd_complete(nic_t * sp) return ret; } -/** - * s2io_reset - Resets the card. +/** + * s2io_reset - Resets the card. * @sp : private member of the device structure. * Description: Function to Reset the card. This function then also - * restores the previously saved PCI configuration space registers as + * restores the previously saved PCI configuration space registers as * the card reset also resets the configuration space. * Return value: * void. */ -static void s2io_reset(nic_t * sp) +void s2io_reset(nic_t * sp) { XENA_dev_config_t __iomem *bar0 = sp->bar0; u64 val64; - u16 subid; + u16 subid, pci_cmd; + + /* Back up the PCI-X CMD reg, dont want to lose MMRBC, OST settings */ + pci_read_config_word(sp->pdev, PCIX_COMMAND_REGISTER, &(pci_cmd)); val64 = SW_RESET_ALL; writeq(val64, &bar0->sw_reset); - /* - * At this stage, if the PCI write is indeed completed, the - * card is reset and so is the PCI Config space of the device. - * So a read cannot be issued at this stage on any of the + /* + * At this stage, if the PCI write is indeed completed, the + * card is reset and so is the PCI Config space of the device. + * So a read cannot be issued at this stage on any of the * registers to ensure the write into "sw_reset" register * has gone through. * Question: Is there any system call that will explicitly force @@ -2418,42 +2797,72 @@ static void s2io_reset(nic_t * sp) */ msleep(250); - /* Restore the PCI state saved during initializarion. */ + /* Restore the PCI state saved during initialization. */ pci_restore_state(sp->pdev); + pci_write_config_word(sp->pdev, PCIX_COMMAND_REGISTER, + pci_cmd); s2io_init_pci(sp); msleep(250); + /* Set swapper to enable I/O register access */ + s2io_set_swapper(sp); + + /* Clear certain PCI/PCI-X fields after reset */ + if (sp->device_type == XFRAME_II_DEVICE) { + /* Clear parity err detect bit */ + pci_write_config_word(sp->pdev, PCI_STATUS, 0x8000); + + /* Clearing PCIX Ecc status register */ + pci_write_config_dword(sp->pdev, 0x68, 0x7C); + + /* Clearing PCI_STATUS error reflected here */ + writeq(BIT(62), &bar0->txpic_int_reg); + } + + /* Reset device statistics maintained by OS */ + memset(&sp->stats, 0, sizeof (struct net_device_stats)); + /* SXE-002: Configure link and activity LED to turn it off */ subid = sp->pdev->subsystem_device; - if ((subid & 0xFF) >= 0x07) { + if (((subid & 0xFF) >= 0x07) && + (sp->device_type == XFRAME_I_DEVICE)) { val64 = readq(&bar0->gpio_control); val64 |= 0x0000800000000000ULL; writeq(val64, &bar0->gpio_control); val64 = 0x0411040400000000ULL; - writeq(val64, (void __iomem *) bar0 + 0x2700); + writeq(val64, (void __iomem *) ((u8 *) bar0 + 0x2700)); + } + + /* + * Clear spurious ECC interrupts that would have occured on + * XFRAME II cards after reset. + */ + if (sp->device_type == XFRAME_II_DEVICE) { + val64 = readq(&bar0->pcc_err_reg); + writeq(val64, &bar0->pcc_err_reg); } sp->device_enabled_once = FALSE; } /** - * s2io_set_swapper - to set the swapper controle on the card - * @sp : private member of the device structure, + * s2io_set_swapper - to set the swapper controle on the card + * @sp : private member of the device structure, * pointer to the s2io_nic structure. - * Description: Function to set the swapper control on the card + * Description: Function to set the swapper control on the card * correctly depending on the 'endianness' of the system. * Return value: * SUCCESS on success and FAILURE on failure. */ -static int s2io_set_swapper(nic_t * sp) +int s2io_set_swapper(nic_t * sp) { struct net_device *dev = sp->dev; XENA_dev_config_t __iomem *bar0 = sp->bar0; u64 val64, valt, valr; - /* + /* * Set proper endian settings and verify the same by reading * the PIF Feed-back register. */ @@ -2505,8 +2914,9 @@ static int s2io_set_swapper(nic_t * sp) i++; } if(i == 4) { + unsigned long long x = val64; DBG_PRINT(ERR_DBG, "Write failed, Xmsi_addr "); - DBG_PRINT(ERR_DBG, "reads:0x%llx\n",val64); + DBG_PRINT(ERR_DBG, "reads:0x%llx\n", x); return FAILURE; } } @@ -2514,8 +2924,8 @@ static int s2io_set_swapper(nic_t * sp) val64 &= 0xFFFF000000000000ULL; #ifdef __BIG_ENDIAN - /* - * The device by default set to a big endian format, so a + /* + * The device by default set to a big endian format, so a * big endian driver need not set anything. */ val64 |= (SWAPPER_CTRL_TXP_FE | @@ -2531,9 +2941,9 @@ static int s2io_set_swapper(nic_t * sp) SWAPPER_CTRL_STATS_FE | SWAPPER_CTRL_STATS_SE); writeq(val64, &bar0->swapper_ctrl); #else - /* + /* * Initially we enable all bits to make it accessible by the - * driver, then we selectively enable only those bits that + * driver, then we selectively enable only those bits that * we want to set. */ val64 |= (SWAPPER_CTRL_TXP_FE | @@ -2555,8 +2965,8 @@ static int s2io_set_swapper(nic_t * sp) #endif val64 = readq(&bar0->swapper_ctrl); - /* - * Verifying if endian settings are accurate by reading a + /* + * Verifying if endian settings are accurate by reading a * feedback register. */ val64 = readq(&bar0->pif_rd_swapper_fb); @@ -2576,55 +2986,63 @@ static int s2io_set_swapper(nic_t * sp) * Functions defined below concern the OS part of the driver * * ********************************************************* */ -/** +/** * s2io_open - open entry point of the driver * @dev : pointer to the device structure. * Description: * This function is the open entry point of the driver. It mainly calls a * function to allocate Rx buffers and inserts them into the buffer - * descriptors and then enables the Rx part of the NIC. + * descriptors and then enables the Rx part of the NIC. * Return value: * 0 on success and an appropriate (-)ve integer as defined in errno.h * file on failure. */ -static int s2io_open(struct net_device *dev) +int s2io_open(struct net_device *dev) { nic_t *sp = dev->priv; int err = 0; - /* - * Make sure you have link off by default every time + /* + * Make sure you have link off by default every time * Nic is initialized */ netif_carrier_off(dev); - sp->last_link_state = LINK_DOWN; + sp->last_link_state = 0; /* Initialize H/W and enable interrupts */ if (s2io_card_up(sp)) { DBG_PRINT(ERR_DBG, "%s: H/W initialization failed\n", dev->name); - return -ENODEV; + err = -ENODEV; + goto hw_init_failed; } /* After proper initialization of H/W, register ISR */ - err = request_irq((int) sp->irq, s2io_isr, SA_SHIRQ, + err = request_irq((int) sp->pdev->irq, s2io_isr, SA_SHIRQ, sp->name, dev); if (err) { - s2io_reset(sp); DBG_PRINT(ERR_DBG, "%s: ISR registration failed\n", dev->name); - return err; + goto isr_registration_failed; } if (s2io_set_mac_addr(dev, dev->dev_addr) == FAILURE) { DBG_PRINT(ERR_DBG, "Set Mac Address Failed\n"); - s2io_reset(sp); - return -ENODEV; + err = -ENODEV; + goto setting_mac_address_failed; } netif_start_queue(dev); return 0; + +setting_mac_address_failed: + free_irq(sp->pdev->irq, dev); +isr_registration_failed: + del_timer_sync(&sp->alarm_timer); + s2io_reset(sp); +hw_init_failed: + return err; } /** @@ -2640,16 +3058,15 @@ static int s2io_open(struct net_device *dev) * file on failure. */ -static int s2io_close(struct net_device *dev) +int s2io_close(struct net_device *dev) { nic_t *sp = dev->priv; - flush_scheduled_work(); netif_stop_queue(dev); /* Reset card, kill tasklet and free Tx and Rx buffers. */ s2io_card_down(sp); - free_irq(dev->irq, dev); + free_irq(sp->pdev->irq, dev); sp->device_close_flag = TRUE; /* Device is shut down. */ return 0; } @@ -2667,7 +3084,7 @@ static int s2io_close(struct net_device *dev) * 0 on success & 1 on failure. */ -static int s2io_xmit(struct sk_buff *skb, struct net_device *dev) +int s2io_xmit(struct sk_buff *skb, struct net_device *dev) { nic_t *sp = dev->priv; u16 frg_cnt, frg_len, i, queue, queue_len, put_off, get_off; @@ -2678,29 +3095,39 @@ static int s2io_xmit(struct sk_buff *skb, struct net_device *dev) #ifdef NETIF_F_TSO int mss; #endif + u16 vlan_tag = 0; + int vlan_priority = 0; mac_info_t *mac_control; struct config_param *config; - XENA_dev_config_t __iomem *bar0 = sp->bar0; mac_control = &sp->mac_control; config = &sp->config; - DBG_PRINT(TX_DBG, "%s: In S2IO Tx routine\n", dev->name); + DBG_PRINT(TX_DBG, "%s: In Neterion Tx routine\n", dev->name); spin_lock_irqsave(&sp->tx_lock, flags); - if (atomic_read(&sp->card_state) == CARD_DOWN) { - DBG_PRINT(ERR_DBG, "%s: Card going down for reset\n", + DBG_PRINT(TX_DBG, "%s: Card going down for reset\n", dev->name); spin_unlock_irqrestore(&sp->tx_lock, flags); - return 1; + dev_kfree_skb(skb); + return 0; } queue = 0; - put_off = (u16) mac_control->tx_curr_put_info[queue].offset; - get_off = (u16) mac_control->tx_curr_get_info[queue].offset; - txdp = (TxD_t *) sp->list_info[queue][put_off].list_virt_addr; - queue_len = mac_control->tx_curr_put_info[queue].fifo_len + 1; + /* Get Fifo number to Transmit based on vlan priority */ + if (sp->vlgrp && vlan_tx_tag_present(skb)) { + vlan_tag = vlan_tx_tag_get(skb); + vlan_priority = vlan_tag >> 13; + queue = config->fifo_mapping[vlan_priority]; + } + + put_off = (u16) mac_control->fifos[queue].tx_curr_put_info.offset; + get_off = (u16) mac_control->fifos[queue].tx_curr_get_info.offset; + txdp = (TxD_t *) mac_control->fifos[queue].list_info[put_off]. + list_virt_addr; + + queue_len = mac_control->fifos[queue].tx_curr_put_info.fifo_len + 1; /* Avoid "put" pointer going beyond "get" pointer */ if (txdp->Host_Control || (((put_off + 1) % queue_len) == get_off)) { DBG_PRINT(ERR_DBG, "Error in xmit, No free TXDs.\n"); @@ -2709,6 +3136,15 @@ static int s2io_xmit(struct sk_buff *skb, struct net_device *dev) spin_unlock_irqrestore(&sp->tx_lock, flags); return 0; } + + /* A buffer with no data will be dropped */ + if (!skb->len) { + DBG_PRINT(TX_DBG, "%s:Buffer has no data..\n", dev->name); + dev_kfree_skb(skb); + spin_unlock_irqrestore(&sp->tx_lock, flags); + return 0; + } + #ifdef NETIF_F_TSO mss = skb_shinfo(skb)->tso_size; if (mss) { @@ -2720,9 +3156,9 @@ static int s2io_xmit(struct sk_buff *skb, struct net_device *dev) frg_cnt = skb_shinfo(skb)->nr_frags; frg_len = skb->len - skb->data_len; - txdp->Host_Control = (unsigned long) skb; txdp->Buffer_Pointer = pci_map_single (sp->pdev, skb->data, frg_len, PCI_DMA_TODEVICE); + txdp->Host_Control = (unsigned long) skb; if (skb->ip_summed == CHECKSUM_HW) { txdp->Control_2 |= (TXD_TX_CKO_IPV4_EN | TXD_TX_CKO_TCP_EN | @@ -2731,6 +3167,11 @@ static int s2io_xmit(struct sk_buff *skb, struct net_device *dev) txdp->Control_2 |= config->tx_intr_type; + if (sp->vlgrp && vlan_tx_tag_present(skb)) { + txdp->Control_2 |= TXD_VLAN_ENABLE; + txdp->Control_2 |= TXD_VLAN_TAG(vlan_tag); + } + txdp->Control_1 |= (TXD_BUFFER0_SIZE(frg_len) | TXD_GATHER_CODE_FIRST); txdp->Control_1 |= TXD_LIST_OWN_XENA; @@ -2738,6 +3179,9 @@ static int s2io_xmit(struct sk_buff *skb, struct net_device *dev) /* For fragmented SKB. */ for (i = 0; i < frg_cnt; i++) { skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; + /* A '0' length fragment will be ignored */ + if (!frag->size) + continue; txdp++; txdp->Buffer_Pointer = (u64) pci_map_page (sp->pdev, frag->page, frag->page_offset, @@ -2747,23 +3191,23 @@ static int s2io_xmit(struct sk_buff *skb, struct net_device *dev) txdp->Control_1 |= TXD_GATHER_CODE_LAST; tx_fifo = mac_control->tx_FIFO_start[queue]; - val64 = sp->list_info[queue][put_off].list_phy_addr; + val64 = mac_control->fifos[queue].list_info[put_off].list_phy_addr; writeq(val64, &tx_fifo->TxDL_Pointer); val64 = (TX_FIFO_LAST_TXD_NUM(frg_cnt) | TX_FIFO_FIRST_LIST | TX_FIFO_LAST_LIST); + #ifdef NETIF_F_TSO if (mss) val64 |= TX_FIFO_SPECIAL_FUNC; #endif writeq(val64, &tx_fifo->List_Control); - /* Perform a PCI read to flush previous writes */ - val64 = readq(&bar0->general_int_status); + mmiowb(); put_off++; - put_off %= mac_control->tx_curr_put_info[queue].fifo_len + 1; - mac_control->tx_curr_put_info[queue].offset = put_off; + put_off %= mac_control->fifos[queue].tx_curr_put_info.fifo_len + 1; + mac_control->fifos[queue].tx_curr_put_info.offset = put_off; /* Avoid "put" pointer going beyond "get" pointer */ if (((put_off + 1) % queue_len) == get_off) { @@ -2779,18 +3223,74 @@ static int s2io_xmit(struct sk_buff *skb, struct net_device *dev) return 0; } +static void +s2io_alarm_handle(unsigned long data) +{ + nic_t *sp = (nic_t *)data; + + alarm_intr_handler(sp); + mod_timer(&sp->alarm_timer, jiffies + HZ / 2); +} + +static void s2io_txpic_intr_handle(nic_t *sp) +{ + XENA_dev_config_t *bar0 = (XENA_dev_config_t *) sp->bar0; + u64 val64; + + val64 = readq(&bar0->pic_int_status); + if (val64 & PIC_INT_GPIO) { + val64 = readq(&bar0->gpio_int_reg); + if ((val64 & GPIO_INT_REG_LINK_DOWN) && + (val64 & GPIO_INT_REG_LINK_UP)) { + val64 |= GPIO_INT_REG_LINK_DOWN; + val64 |= GPIO_INT_REG_LINK_UP; + writeq(val64, &bar0->gpio_int_reg); + goto masking; + } + + if (((sp->last_link_state == LINK_UP) && + (val64 & GPIO_INT_REG_LINK_DOWN)) || + ((sp->last_link_state == LINK_DOWN) && + (val64 & GPIO_INT_REG_LINK_UP))) { + val64 = readq(&bar0->gpio_int_mask); + val64 |= GPIO_INT_MASK_LINK_DOWN; + val64 |= GPIO_INT_MASK_LINK_UP; + writeq(val64, &bar0->gpio_int_mask); + s2io_set_link((unsigned long)sp); + } +masking: + if (sp->last_link_state == LINK_UP) { + /*enable down interrupt */ + val64 = readq(&bar0->gpio_int_mask); + /* unmasks link down intr */ + val64 &= ~GPIO_INT_MASK_LINK_DOWN; + /* masks link up intr */ + val64 |= GPIO_INT_MASK_LINK_UP; + writeq(val64, &bar0->gpio_int_mask); + } else { + /*enable UP Interrupt */ + val64 = readq(&bar0->gpio_int_mask); + /* unmasks link up interrupt */ + val64 &= ~GPIO_INT_MASK_LINK_UP; + /* masks link down interrupt */ + val64 |= GPIO_INT_MASK_LINK_DOWN; + writeq(val64, &bar0->gpio_int_mask); + } + } +} + /** * s2io_isr - ISR handler of the device . * @irq: the irq of the device. * @dev_id: a void pointer to the dev structure of the NIC. * @pt_regs: pointer to the registers pushed on the stack. - * Description: This function is the ISR handler of the device. It - * identifies the reason for the interrupt and calls the relevant - * service routines. As a contongency measure, this ISR allocates the + * Description: This function is the ISR handler of the device. It + * identifies the reason for the interrupt and calls the relevant + * service routines. As a contongency measure, this ISR allocates the * recv buffers, if their numbers are below the panic value which is * presently set to 25% of the original number of rcv buffers allocated. * Return value: - * IRQ_HANDLED: will be returned if IRQ was handled by this routine + * IRQ_HANDLED: will be returned if IRQ was handled by this routine * IRQ_NONE: will be returned if interrupt is not from our device */ static irqreturn_t s2io_isr(int irq, void *dev_id, struct pt_regs *regs) @@ -2798,40 +3298,31 @@ static irqreturn_t s2io_isr(int irq, void *dev_id, struct pt_regs *regs) struct net_device *dev = (struct net_device *) dev_id; nic_t *sp = dev->priv; XENA_dev_config_t __iomem *bar0 = sp->bar0; -#ifndef CONFIG_S2IO_NAPI - int i, ret; -#endif - u64 reason = 0; + int i; + u64 reason = 0, val64; mac_info_t *mac_control; struct config_param *config; + atomic_inc(&sp->isr_cnt); mac_control = &sp->mac_control; config = &sp->config; - /* + /* * Identify the cause for interrupt and call the appropriate * interrupt handler. Causes for the interrupt could be; * 1. Rx of packet. * 2. Tx complete. * 3. Link down. - * 4. Error in any functional blocks of the NIC. + * 4. Error in any functional blocks of the NIC. */ reason = readq(&bar0->general_int_status); if (!reason) { /* The interrupt was not raised by Xena. */ + atomic_dec(&sp->isr_cnt); return IRQ_NONE; } - /* If Intr is because of Tx Traffic */ - if (reason & GEN_INTR_TXTRAFFIC) { - tx_intr_handler(sp); - } - - /* If Intr is because of an error */ - if (reason & (GEN_ERROR_INTR)) - alarm_intr_handler(sp); - #ifdef CONFIG_S2IO_NAPI if (reason & GEN_INTR_RXTRAFFIC) { if (netif_rx_schedule_prep(dev)) { @@ -2843,17 +3334,43 @@ static irqreturn_t s2io_isr(int irq, void *dev_id, struct pt_regs *regs) #else /* If Intr is because of Rx Traffic */ if (reason & GEN_INTR_RXTRAFFIC) { - rx_intr_handler(sp); + /* + * rx_traffic_int reg is an R1 register, writing all 1's + * will ensure that the actual interrupt causing bit get's + * cleared and hence a read can be avoided. + */ + val64 = 0xFFFFFFFFFFFFFFFFULL; + writeq(val64, &bar0->rx_traffic_int); + for (i = 0; i < config->rx_ring_num; i++) { + rx_intr_handler(&mac_control->rings[i]); + } } #endif - /* - * If the Rx buffer count is below the panic threshold then - * reallocate the buffers from the interrupt handler itself, + /* If Intr is because of Tx Traffic */ + if (reason & GEN_INTR_TXTRAFFIC) { + /* + * tx_traffic_int reg is an R1 register, writing all 1's + * will ensure that the actual interrupt causing bit get's + * cleared and hence a read can be avoided. + */ + val64 = 0xFFFFFFFFFFFFFFFFULL; + writeq(val64, &bar0->tx_traffic_int); + + for (i = 0; i < config->tx_fifo_num; i++) + tx_intr_handler(&mac_control->fifos[i]); + } + + if (reason & GEN_INTR_TXPIC) + s2io_txpic_intr_handle(sp); + /* + * If the Rx buffer count is below the panic threshold then + * reallocate the buffers from the interrupt handler itself, * else schedule a tasklet to reallocate the buffers. */ #ifndef CONFIG_S2IO_NAPI for (i = 0; i < config->rx_ring_num; i++) { + int ret; int rxb_size = atomic_read(&sp->rx_bufs_left[i]); int level = rx_buffer_level(sp, rxb_size, i); @@ -2865,6 +3382,7 @@ static irqreturn_t s2io_isr(int irq, void *dev_id, struct pt_regs *regs) dev->name); DBG_PRINT(ERR_DBG, " in ISR!!\n"); clear_bit(0, (&sp->tasklet_status)); + atomic_dec(&sp->isr_cnt); return IRQ_HANDLED; } clear_bit(0, (&sp->tasklet_status)); @@ -2874,33 +3392,69 @@ static irqreturn_t s2io_isr(int irq, void *dev_id, struct pt_regs *regs) } #endif + atomic_dec(&sp->isr_cnt); return IRQ_HANDLED; } /** - * s2io_get_stats - Updates the device statistics structure. + * s2io_updt_stats - + */ +static void s2io_updt_stats(nic_t *sp) +{ + XENA_dev_config_t __iomem *bar0 = sp->bar0; + u64 val64; + int cnt = 0; + + if (atomic_read(&sp->card_state) == CARD_UP) { + /* Apprx 30us on a 133 MHz bus */ + val64 = SET_UPDT_CLICKS(10) | + STAT_CFG_ONE_SHOT_EN | STAT_CFG_STAT_EN; + writeq(val64, &bar0->stat_cfg); + do { + udelay(100); + val64 = readq(&bar0->stat_cfg); + if (!(val64 & BIT(0))) + break; + cnt++; + if (cnt == 5) + break; /* Updt failed */ + } while(1); + } +} + +/** + * s2io_get_stats - Updates the device statistics structure. * @dev : pointer to the device structure. * Description: - * This function updates the device statistics structure in the s2io_nic + * This function updates the device statistics structure in the s2io_nic * structure and returns a pointer to the same. * Return value: * pointer to the updated net_device_stats structure. */ -static struct net_device_stats *s2io_get_stats(struct net_device *dev) +struct net_device_stats *s2io_get_stats(struct net_device *dev) { nic_t *sp = dev->priv; mac_info_t *mac_control; struct config_param *config; + mac_control = &sp->mac_control; config = &sp->config; - sp->stats.tx_errors = mac_control->stats_info->tmac_any_err_frms; - sp->stats.rx_errors = mac_control->stats_info->rmac_drop_frms; - sp->stats.multicast = mac_control->stats_info->rmac_vld_mcst_frms; + /* Configure Stats for immediate updt */ + s2io_updt_stats(sp); + + sp->stats.tx_packets = + le32_to_cpu(mac_control->stats_info->tmac_frms); + sp->stats.tx_errors = + le32_to_cpu(mac_control->stats_info->tmac_any_err_frms); + sp->stats.rx_errors = + le32_to_cpu(mac_control->stats_info->rmac_drop_frms); + sp->stats.multicast = + le32_to_cpu(mac_control->stats_info->rmac_vld_mcst_frms); sp->stats.rx_length_errors = - mac_control->stats_info->rmac_long_frms; + le32_to_cpu(mac_control->stats_info->rmac_long_frms); return (&sp->stats); } @@ -2909,8 +3463,8 @@ static struct net_device_stats *s2io_get_stats(struct net_device *dev) * s2io_set_multicast - entry point for multicast address enable/disable. * @dev : pointer to the device structure * Description: - * This function is a driver entry point which gets called by the kernel - * whenever multicast addresses must be enabled/disabled. This also gets + * This function is a driver entry point which gets called by the kernel + * whenever multicast addresses must be enabled/disabled. This also gets * called to set/reset promiscuous mode. Depending on the deivce flag, we * determine, if multicast address must be enabled or if promiscuous mode * is to be disabled etc. @@ -2948,6 +3502,8 @@ static void s2io_set_multicast(struct net_device *dev) /* Disable all Multicast addresses */ writeq(RMAC_ADDR_DATA0_MEM_ADDR(dis_addr), &bar0->rmac_addr_data0_mem); + writeq(RMAC_ADDR_DATA1_MEM_MASK(0x0), + &bar0->rmac_addr_data1_mem); val64 = RMAC_ADDR_CMD_MEM_WE | RMAC_ADDR_CMD_MEM_STROBE_NEW_CMD | RMAC_ADDR_CMD_MEM_OFFSET(sp->all_multi_pos); @@ -3010,7 +3566,7 @@ static void s2io_set_multicast(struct net_device *dev) writeq(RMAC_ADDR_DATA0_MEM_ADDR(dis_addr), &bar0->rmac_addr_data0_mem); writeq(RMAC_ADDR_DATA1_MEM_MASK(0ULL), - &bar0->rmac_addr_data1_mem); + &bar0->rmac_addr_data1_mem); val64 = RMAC_ADDR_CMD_MEM_WE | RMAC_ADDR_CMD_MEM_STROBE_NEW_CMD | RMAC_ADDR_CMD_MEM_OFFSET @@ -3039,8 +3595,7 @@ static void s2io_set_multicast(struct net_device *dev) writeq(RMAC_ADDR_DATA0_MEM_ADDR(mac_addr), &bar0->rmac_addr_data0_mem); writeq(RMAC_ADDR_DATA1_MEM_MASK(0ULL), - &bar0->rmac_addr_data1_mem); - + &bar0->rmac_addr_data1_mem); val64 = RMAC_ADDR_CMD_MEM_WE | RMAC_ADDR_CMD_MEM_STROBE_NEW_CMD | RMAC_ADDR_CMD_MEM_OFFSET @@ -3059,12 +3614,12 @@ static void s2io_set_multicast(struct net_device *dev) } /** - * s2io_set_mac_addr - Programs the Xframe mac address + * s2io_set_mac_addr - Programs the Xframe mac address * @dev : pointer to the device structure. * @addr: a uchar pointer to the new mac address which is to be set. - * Description : This procedure will program the Xframe to receive + * Description : This procedure will program the Xframe to receive * frames with new Mac Address - * Return value: SUCCESS on success and an appropriate (-)ve integer + * Return value: SUCCESS on success and an appropriate (-)ve integer * as defined in errno.h file on failure. */ @@ -3075,10 +3630,10 @@ int s2io_set_mac_addr(struct net_device *dev, u8 * addr) register u64 val64, mac_addr = 0; int i; - /* + /* * Set the new MAC address as the new unicast filter and reflect this * change on the device address registered with the OS. It will be - * at offset 0. + * at offset 0. */ for (i = 0; i < ETH_ALEN; i++) { mac_addr <<= 8; @@ -3102,12 +3657,12 @@ int s2io_set_mac_addr(struct net_device *dev, u8 * addr) } /** - * s2io_ethtool_sset - Sets different link parameters. + * s2io_ethtool_sset - Sets different link parameters. * @sp : private member of the device structure, which is a pointer to the * s2io_nic structure. * @info: pointer to the structure with parameters given by ethtool to set * link information. * Description: - * The function sets different link parameters provided by the user onto + * The function sets different link parameters provided by the user onto * the NIC. * Return value: * 0 on success. @@ -3129,7 +3684,7 @@ static int s2io_ethtool_sset(struct net_device *dev, } /** - * s2io_ethtol_gset - Return link specific information. + * s2io_ethtol_gset - Return link specific information. * @sp : private member of the device structure, pointer to the * s2io_nic structure. * @info : pointer to the structure with parameters given by ethtool @@ -3161,8 +3716,8 @@ static int s2io_ethtool_gset(struct net_device *dev, struct ethtool_cmd *info) } /** - * s2io_ethtool_gdrvinfo - Returns driver specific information. - * @sp : private member of the device structure, which is a pointer to the + * s2io_ethtool_gdrvinfo - Returns driver specific information. + * @sp : private member of the device structure, which is a pointer to the * s2io_nic structure. * @info : pointer to the structure with parameters given by ethtool to * return driver information. @@ -3190,9 +3745,9 @@ static void s2io_ethtool_gdrvinfo(struct net_device *dev, /** * s2io_ethtool_gregs - dumps the entire space of Xfame into the buffer. - * @sp: private member of the device structure, which is a pointer to the + * @sp: private member of the device structure, which is a pointer to the * s2io_nic structure. - * @regs : pointer to the structure with parameters given by ethtool for + * @regs : pointer to the structure with parameters given by ethtool for * dumping the registers. * @reg_space: The input argumnet into which all the registers are dumped. * Description: @@ -3221,11 +3776,11 @@ static void s2io_ethtool_gregs(struct net_device *dev, /** * s2io_phy_id - timer function that alternates adapter LED. - * @data : address of the private member of the device structure, which + * @data : address of the private member of the device structure, which * is a pointer to the s2io_nic structure, provided as an u32. - * Description: This is actually the timer function that alternates the - * adapter LED bit of the adapter control bit to set/reset every time on - * invocation. The timer is set for 1/2 a second, hence tha NIC blinks + * Description: This is actually the timer function that alternates the + * adapter LED bit of the adapter control bit to set/reset every time on + * invocation. The timer is set for 1/2 a second, hence tha NIC blinks * once every second. */ static void s2io_phy_id(unsigned long data) @@ -3236,7 +3791,8 @@ static void s2io_phy_id(unsigned long data) u16 subid; subid = sp->pdev->subsystem_device; - if ((subid & 0xFF) >= 0x07) { + if ((sp->device_type == XFRAME_II_DEVICE) || + ((subid & 0xFF) >= 0x07)) { val64 = readq(&bar0->gpio_control); val64 ^= GPIO_CTRL_GPIO_0; writeq(val64, &bar0->gpio_control); @@ -3253,12 +3809,12 @@ static void s2io_phy_id(unsigned long data) * s2io_ethtool_idnic - To physically identify the nic on the system. * @sp : private member of the device structure, which is a pointer to the * s2io_nic structure. - * @id : pointer to the structure with identification parameters given by + * @id : pointer to the structure with identification parameters given by * ethtool. * Description: Used to physically identify the NIC on the system. - * The Link LED will blink for a time specified by the user for + * The Link LED will blink for a time specified by the user for * identification. - * NOTE: The Link has to be Up to be able to blink the LED. Hence + * NOTE: The Link has to be Up to be able to blink the LED. Hence * identification is possible only if it's link is up. * Return value: * int , returns 0 on success @@ -3273,7 +3829,8 @@ static int s2io_ethtool_idnic(struct net_device *dev, u32 data) subid = sp->pdev->subsystem_device; last_gpio_ctrl_val = readq(&bar0->gpio_control); - if ((subid & 0xFF) < 0x07) { + if ((sp->device_type == XFRAME_I_DEVICE) && + ((subid & 0xFF) < 0x07)) { val64 = readq(&bar0->adapter_control); if (!(val64 & ADAPTER_CNTL_EN)) { printk(KERN_ERR @@ -3288,12 +3845,12 @@ static int s2io_ethtool_idnic(struct net_device *dev, u32 data) } mod_timer(&sp->id_timer, jiffies); if (data) - msleep(data * 1000); + msleep_interruptible(data * HZ); else - msleep(0xFFFFFFFF); + msleep_interruptible(MAX_FLICKER_TIME); del_timer_sync(&sp->id_timer); - if (CARDS_WITH_FAULTY_LINK_INDICATORS(subid)) { + if (CARDS_WITH_FAULTY_LINK_INDICATORS(sp->device_type, subid)) { writeq(last_gpio_ctrl_val, &bar0->gpio_control); last_gpio_ctrl_val = readq(&bar0->gpio_control); } @@ -3303,7 +3860,8 @@ static int s2io_ethtool_idnic(struct net_device *dev, u32 data) /** * s2io_ethtool_getpause_data -Pause frame frame generation and reception. - * @sp : private member of the device structure, which is a pointer to the * s2io_nic structure. + * @sp : private member of the device structure, which is a pointer to the + * s2io_nic structure. * @ep : pointer to the structure with pause parameters given by ethtool. * Description: * Returns the Pause frame generation and reception capability of the NIC. @@ -3327,7 +3885,7 @@ static void s2io_ethtool_getpause_data(struct net_device *dev, /** * s2io_ethtool_setpause_data - set/reset pause frame generation. - * @sp : private member of the device structure, which is a pointer to the + * @sp : private member of the device structure, which is a pointer to the * s2io_nic structure. * @ep : pointer to the structure with pause parameters given by ethtool. * Description: @@ -3338,7 +3896,7 @@ static void s2io_ethtool_getpause_data(struct net_device *dev, */ static int s2io_ethtool_setpause_data(struct net_device *dev, - struct ethtool_pauseparam *ep) + struct ethtool_pauseparam *ep) { u64 val64; nic_t *sp = dev->priv; @@ -3359,13 +3917,13 @@ static int s2io_ethtool_setpause_data(struct net_device *dev, /** * read_eeprom - reads 4 bytes of data from user given offset. - * @sp : private member of the device structure, which is a pointer to the + * @sp : private member of the device structure, which is a pointer to the * s2io_nic structure. * @off : offset at which the data must be written * @data : Its an output parameter where the data read at the given - * offset is stored. + * offset is stored. * Description: - * Will read 4 bytes of data from the user given offset and return the + * Will read 4 bytes of data from the user given offset and return the * read data. * NOTE: Will allow to read only part of the EEPROM visible through the * I2C bus. @@ -3406,7 +3964,7 @@ static int read_eeprom(nic_t * sp, int off, u32 * data) * s2io_nic structure. * @off : offset at which the data must be written * @data : The data that is to be written - * @cnt : Number of bytes of the data that are actually to be written into + * @cnt : Number of bytes of the data that are actually to be written into * the Eeprom. (max of 3) * Description: * Actually writes the relevant part of the data value into the Eeprom @@ -3443,7 +4001,7 @@ static int write_eeprom(nic_t * sp, int off, u32 data, int cnt) /** * s2io_ethtool_geeprom - reads the value stored in the Eeprom. * @sp : private member of the device structure, which is a pointer to the * s2io_nic structure. - * @eeprom : pointer to the user level structure provided by ethtool, + * @eeprom : pointer to the user level structure provided by ethtool, * containing all relevant information. * @data_buf : user defined value to be written into Eeprom. * Description: Reads the values stored in the Eeprom at given offset @@ -3454,7 +4012,7 @@ static int write_eeprom(nic_t * sp, int off, u32 data, int cnt) */ static int s2io_ethtool_geeprom(struct net_device *dev, - struct ethtool_eeprom *eeprom, u8 * data_buf) + struct ethtool_eeprom *eeprom, u8 * data_buf) { u32 data, i, valid; nic_t *sp = dev->priv; @@ -3479,7 +4037,7 @@ static int s2io_ethtool_geeprom(struct net_device *dev, * s2io_ethtool_seeprom - tries to write the user provided value in Eeprom * @sp : private member of the device structure, which is a pointer to the * s2io_nic structure. - * @eeprom : pointer to the user level structure provided by ethtool, + * @eeprom : pointer to the user level structure provided by ethtool, * containing all relevant information. * @data_buf ; user defined value to be written into Eeprom. * Description: @@ -3527,8 +4085,8 @@ static int s2io_ethtool_seeprom(struct net_device *dev, } /** - * s2io_register_test - reads and writes into all clock domains. - * @sp : private member of the device structure, which is a pointer to the + * s2io_register_test - reads and writes into all clock domains. + * @sp : private member of the device structure, which is a pointer to the * s2io_nic structure. * @data : variable that returns the result of each of the test conducted b * by the driver. @@ -3545,8 +4103,8 @@ static int s2io_register_test(nic_t * sp, uint64_t * data) u64 val64 = 0; int fail = 0; - val64 = readq(&bar0->pcc_enable); - if (val64 != 0xff00000000000000ULL) { + val64 = readq(&bar0->pif_rd_swapper_fb); + if (val64 != 0x123456789abcdefULL) { fail = 1; DBG_PRINT(INFO_DBG, "Read Test level 1 fails\n"); } @@ -3590,13 +4148,13 @@ static int s2io_register_test(nic_t * sp, uint64_t * data) } /** - * s2io_eeprom_test - to verify that EEprom in the xena can be programmed. + * s2io_eeprom_test - to verify that EEprom in the xena can be programmed. * @sp : private member of the device structure, which is a pointer to the * s2io_nic structure. * @data:variable that returns the result of each of the test conducted by * the driver. * Description: - * Verify that EEPROM in the xena can be programmed using I2C_CONTROL + * Verify that EEPROM in the xena can be programmed using I2C_CONTROL * register. * Return value: * 0 on success. @@ -3661,14 +4219,14 @@ static int s2io_eeprom_test(nic_t * sp, uint64_t * data) /** * s2io_bist_test - invokes the MemBist test of the card . - * @sp : private member of the device structure, which is a pointer to the + * @sp : private member of the device structure, which is a pointer to the * s2io_nic structure. - * @data:variable that returns the result of each of the test conducted by + * @data:variable that returns the result of each of the test conducted by * the driver. * Description: * This invokes the MemBist test of the card. We give around * 2 secs time for the Test to complete. If it's still not complete - * within this peiod, we consider that the test failed. + * within this peiod, we consider that the test failed. * Return value: * 0 on success and -1 on failure. */ @@ -3697,13 +4255,13 @@ static int s2io_bist_test(nic_t * sp, uint64_t * data) } /** - * s2io-link_test - verifies the link state of the nic - * @sp ; private member of the device structure, which is a pointer to the + * s2io-link_test - verifies the link state of the nic + * @sp ; private member of the device structure, which is a pointer to the * s2io_nic structure. * @data: variable that returns the result of each of the test conducted by * the driver. * Description: - * The function verifies the link state of the NIC and updates the input + * The function verifies the link state of the NIC and updates the input * argument 'data' appropriately. * Return value: * 0 on success. @@ -3722,13 +4280,13 @@ static int s2io_link_test(nic_t * sp, uint64_t * data) } /** - * s2io_rldram_test - offline test for access to the RldRam chip on the NIC - * @sp - private member of the device structure, which is a pointer to the + * s2io_rldram_test - offline test for access to the RldRam chip on the NIC + * @sp - private member of the device structure, which is a pointer to the * s2io_nic structure. - * @data - variable that returns the result of each of the test + * @data - variable that returns the result of each of the test * conducted by the driver. * Description: - * This is one of the offline test that tests the read and write + * This is one of the offline test that tests the read and write * access to the RldRam chip on the NIC. * Return value: * 0 on success. @@ -3833,7 +4391,7 @@ static int s2io_rldram_test(nic_t * sp, uint64_t * data) * s2io_nic structure. * @ethtest : pointer to a ethtool command specific structure that will be * returned to the user. - * @data : variable that returns the result of each of the test + * @data : variable that returns the result of each of the test * conducted by the driver. * Description: * This function conducts 6 tests ( 4 offline and 2 online) to determine @@ -3851,23 +4409,18 @@ static void s2io_ethtool_test(struct net_device *dev, if (ethtest->flags == ETH_TEST_FL_OFFLINE) { /* Offline Tests. */ - if (orig_state) { + if (orig_state) s2io_close(sp->dev); - s2io_set_swapper(sp); - } else - s2io_set_swapper(sp); if (s2io_register_test(sp, &data[0])) ethtest->flags |= ETH_TEST_FL_FAILED; s2io_reset(sp); - s2io_set_swapper(sp); if (s2io_rldram_test(sp, &data[3])) ethtest->flags |= ETH_TEST_FL_FAILED; s2io_reset(sp); - s2io_set_swapper(sp); if (s2io_eeprom_test(sp, &data[1])) ethtest->flags |= ETH_TEST_FL_FAILED; @@ -3910,61 +4463,111 @@ static void s2io_get_ethtool_stats(struct net_device *dev, nic_t *sp = dev->priv; StatInfo_t *stat_info = sp->mac_control.stats_info; - tmp_stats[i++] = le32_to_cpu(stat_info->tmac_frms); - tmp_stats[i++] = le32_to_cpu(stat_info->tmac_data_octets); + s2io_updt_stats(sp); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->tmac_frms_oflow) << 32 | + le32_to_cpu(stat_info->tmac_frms); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->tmac_data_octets_oflow) << 32 | + le32_to_cpu(stat_info->tmac_data_octets); tmp_stats[i++] = le64_to_cpu(stat_info->tmac_drop_frms); - tmp_stats[i++] = le32_to_cpu(stat_info->tmac_mcst_frms); - tmp_stats[i++] = le32_to_cpu(stat_info->tmac_bcst_frms); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->tmac_mcst_frms_oflow) << 32 | + le32_to_cpu(stat_info->tmac_mcst_frms); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->tmac_bcst_frms_oflow) << 32 | + le32_to_cpu(stat_info->tmac_bcst_frms); tmp_stats[i++] = le64_to_cpu(stat_info->tmac_pause_ctrl_frms); - tmp_stats[i++] = le32_to_cpu(stat_info->tmac_any_err_frms); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->tmac_any_err_frms_oflow) << 32 | + le32_to_cpu(stat_info->tmac_any_err_frms); tmp_stats[i++] = le64_to_cpu(stat_info->tmac_vld_ip_octets); - tmp_stats[i++] = le32_to_cpu(stat_info->tmac_vld_ip); - tmp_stats[i++] = le32_to_cpu(stat_info->tmac_drop_ip); - tmp_stats[i++] = le32_to_cpu(stat_info->tmac_icmp); - tmp_stats[i++] = le32_to_cpu(stat_info->tmac_rst_tcp); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->tmac_vld_ip_oflow) << 32 | + le32_to_cpu(stat_info->tmac_vld_ip); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->tmac_drop_ip_oflow) << 32 | + le32_to_cpu(stat_info->tmac_drop_ip); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->tmac_icmp_oflow) << 32 | + le32_to_cpu(stat_info->tmac_icmp); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->tmac_rst_tcp_oflow) << 32 | + le32_to_cpu(stat_info->tmac_rst_tcp); tmp_stats[i++] = le64_to_cpu(stat_info->tmac_tcp); - tmp_stats[i++] = le32_to_cpu(stat_info->tmac_udp); - tmp_stats[i++] = le32_to_cpu(stat_info->rmac_vld_frms); - tmp_stats[i++] = le32_to_cpu(stat_info->rmac_data_octets); + tmp_stats[i++] = (u64)le32_to_cpu(stat_info->tmac_udp_oflow) << 32 | + le32_to_cpu(stat_info->tmac_udp); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_vld_frms_oflow) << 32 | + le32_to_cpu(stat_info->rmac_vld_frms); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_data_octets_oflow) << 32 | + le32_to_cpu(stat_info->rmac_data_octets); tmp_stats[i++] = le64_to_cpu(stat_info->rmac_fcs_err_frms); tmp_stats[i++] = le64_to_cpu(stat_info->rmac_drop_frms); - tmp_stats[i++] = le32_to_cpu(stat_info->rmac_vld_mcst_frms); - tmp_stats[i++] = le32_to_cpu(stat_info->rmac_vld_bcst_frms); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_vld_mcst_frms_oflow) << 32 | + le32_to_cpu(stat_info->rmac_vld_mcst_frms); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_vld_bcst_frms_oflow) << 32 | + le32_to_cpu(stat_info->rmac_vld_bcst_frms); tmp_stats[i++] = le32_to_cpu(stat_info->rmac_in_rng_len_err_frms); tmp_stats[i++] = le64_to_cpu(stat_info->rmac_long_frms); tmp_stats[i++] = le64_to_cpu(stat_info->rmac_pause_ctrl_frms); - tmp_stats[i++] = le32_to_cpu(stat_info->rmac_discarded_frms); - tmp_stats[i++] = le32_to_cpu(stat_info->rmac_usized_frms); - tmp_stats[i++] = le32_to_cpu(stat_info->rmac_osized_frms); - tmp_stats[i++] = le32_to_cpu(stat_info->rmac_frag_frms); - tmp_stats[i++] = le32_to_cpu(stat_info->rmac_jabber_frms); - tmp_stats[i++] = le32_to_cpu(stat_info->rmac_ip); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_discarded_frms_oflow) << 32 | + le32_to_cpu(stat_info->rmac_discarded_frms); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_usized_frms_oflow) << 32 | + le32_to_cpu(stat_info->rmac_usized_frms); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_osized_frms_oflow) << 32 | + le32_to_cpu(stat_info->rmac_osized_frms); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_frag_frms_oflow) << 32 | + le32_to_cpu(stat_info->rmac_frag_frms); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_jabber_frms_oflow) << 32 | + le32_to_cpu(stat_info->rmac_jabber_frms); + tmp_stats[i++] = (u64)le32_to_cpu(stat_info->rmac_ip_oflow) << 32 | + le32_to_cpu(stat_info->rmac_ip); tmp_stats[i++] = le64_to_cpu(stat_info->rmac_ip_octets); tmp_stats[i++] = le32_to_cpu(stat_info->rmac_hdr_err_ip); - tmp_stats[i++] = le32_to_cpu(stat_info->rmac_drop_ip); - tmp_stats[i++] = le32_to_cpu(stat_info->rmac_icmp); + tmp_stats[i++] = (u64)le32_to_cpu(stat_info->rmac_drop_ip_oflow) << 32 | + le32_to_cpu(stat_info->rmac_drop_ip); + tmp_stats[i++] = (u64)le32_to_cpu(stat_info->rmac_icmp_oflow) << 32 | + le32_to_cpu(stat_info->rmac_icmp); tmp_stats[i++] = le64_to_cpu(stat_info->rmac_tcp); - tmp_stats[i++] = le32_to_cpu(stat_info->rmac_udp); - tmp_stats[i++] = le32_to_cpu(stat_info->rmac_err_drp_udp); - tmp_stats[i++] = le32_to_cpu(stat_info->rmac_pause_cnt); - tmp_stats[i++] = le32_to_cpu(stat_info->rmac_accepted_ip); + tmp_stats[i++] = (u64)le32_to_cpu(stat_info->rmac_udp_oflow) << 32 | + le32_to_cpu(stat_info->rmac_udp); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_err_drp_udp_oflow) << 32 | + le32_to_cpu(stat_info->rmac_err_drp_udp); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_pause_cnt_oflow) << 32 | + le32_to_cpu(stat_info->rmac_pause_cnt); + tmp_stats[i++] = + (u64)le32_to_cpu(stat_info->rmac_accepted_ip_oflow) << 32 | + le32_to_cpu(stat_info->rmac_accepted_ip); tmp_stats[i++] = le32_to_cpu(stat_info->rmac_err_tcp); + tmp_stats[i++] = 0; + tmp_stats[i++] = stat_info->sw_stat.single_ecc_errs; + tmp_stats[i++] = stat_info->sw_stat.double_ecc_errs; } -static int s2io_ethtool_get_regs_len(struct net_device *dev) +int s2io_ethtool_get_regs_len(struct net_device *dev) { return (XENA_REG_SPACE); } -static u32 s2io_ethtool_get_rx_csum(struct net_device * dev) +u32 s2io_ethtool_get_rx_csum(struct net_device * dev) { nic_t *sp = dev->priv; return (sp->rx_csum); } - -static int s2io_ethtool_set_rx_csum(struct net_device *dev, u32 data) +int s2io_ethtool_set_rx_csum(struct net_device *dev, u32 data) { nic_t *sp = dev->priv; @@ -3975,19 +4578,17 @@ static int s2io_ethtool_set_rx_csum(struct net_device *dev, u32 data) return 0; } - -static int s2io_get_eeprom_len(struct net_device *dev) +int s2io_get_eeprom_len(struct net_device *dev) { return (XENA_EEPROM_SPACE); } -static int s2io_ethtool_self_test_count(struct net_device *dev) +int s2io_ethtool_self_test_count(struct net_device *dev) { return (S2IO_TEST_LEN); } - -static void s2io_ethtool_get_strings(struct net_device *dev, - u32 stringset, u8 * data) +void s2io_ethtool_get_strings(struct net_device *dev, + u32 stringset, u8 * data) { switch (stringset) { case ETH_SS_TEST: @@ -3998,13 +4599,12 @@ static void s2io_ethtool_get_strings(struct net_device *dev, sizeof(ethtool_stats_keys)); } } - static int s2io_ethtool_get_stats_count(struct net_device *dev) { return (S2IO_STAT_LEN); } -static int s2io_ethtool_op_set_tx_csum(struct net_device *dev, u32 data) +int s2io_ethtool_op_set_tx_csum(struct net_device *dev, u32 data) { if (data) dev->features |= NETIF_F_IP_CSUM; @@ -4046,21 +4646,18 @@ static struct ethtool_ops netdev_ethtool_ops = { }; /** - * s2io_ioctl - Entry point for the Ioctl + * s2io_ioctl - Entry point for the Ioctl * @dev : Device pointer. * @ifr : An IOCTL specefic structure, that can contain a pointer to * a proprietary structure used to pass information to the driver. * @cmd : This is used to distinguish between the different commands that * can be passed to the IOCTL functions. * Description: - * This function has support for ethtool, adding multiple MAC addresses on - * the NIC and some DBG commands for the util tool. - * Return value: - * Currently the IOCTL supports no operations, hence by default this - * function returns OP NOT SUPPORTED value. + * Currently there are no special functionality supported in IOCTL, hence + * function always return EOPNOTSUPPORTED */ -static int s2io_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) +int s2io_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) { return -EOPNOTSUPP; } @@ -4076,17 +4673,9 @@ static int s2io_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) * file on failure. */ -static int s2io_change_mtu(struct net_device *dev, int new_mtu) +int s2io_change_mtu(struct net_device *dev, int new_mtu) { nic_t *sp = dev->priv; - XENA_dev_config_t __iomem *bar0 = sp->bar0; - register u64 val64; - - if (netif_running(dev)) { - DBG_PRINT(ERR_DBG, "%s: Must be stopped to ", dev->name); - DBG_PRINT(ERR_DBG, "change its MTU \n"); - return -EBUSY; - } if ((new_mtu < MIN_MTU) || (new_mtu > S2IO_JUMBO_SIZE)) { DBG_PRINT(ERR_DBG, "%s: MTU size is invalid.\n", @@ -4094,11 +4683,22 @@ static int s2io_change_mtu(struct net_device *dev, int new_mtu) return -EPERM; } - /* Set the new MTU into the PYLD register of the NIC */ - val64 = new_mtu; - writeq(vBIT(val64, 2, 14), &bar0->rmac_max_pyld_len); - dev->mtu = new_mtu; + if (netif_running(dev)) { + s2io_card_down(sp); + netif_stop_queue(dev); + if (s2io_card_up(sp)) { + DBG_PRINT(ERR_DBG, "%s: Device bring up failed\n", + __FUNCTION__); + } + if (netif_queue_stopped(dev)) + netif_wake_queue(dev); + } else { /* Device is down */ + XENA_dev_config_t __iomem *bar0 = sp->bar0; + u64 val64 = new_mtu; + + writeq(vBIT(val64, 2, 14), &bar0->rmac_max_pyld_len); + } return 0; } @@ -4108,9 +4708,9 @@ static int s2io_change_mtu(struct net_device *dev, int new_mtu) * @dev_adr : address of the device structure in dma_addr_t format. * Description: * This is the tasklet or the bottom half of the ISR. This is - * an extension of the ISR which is scheduled by the scheduler to be run + * an extension of the ISR which is scheduled by the scheduler to be run * when the load on the CPU is low. All low priority tasks of the ISR can - * be pushed into the tasklet. For now the tasklet is used only to + * be pushed into the tasklet. For now the tasklet is used only to * replenish the Rx buffers in the Rx buffer descriptors. * Return value: * void. @@ -4166,19 +4766,22 @@ static void s2io_set_link(unsigned long data) } subid = nic->pdev->subsystem_device; - /* - * Allow a small delay for the NICs self initiated - * cleanup to complete. - */ - msleep(100); + if (s2io_link_fault_indication(nic) == MAC_RMAC_ERR_TIMER) { + /* + * Allow a small delay for the NICs self initiated + * cleanup to complete. + */ + msleep(100); + } val64 = readq(&bar0->adapter_status); - if (verify_xena_quiescence(val64, nic->device_enabled_once)) { + if (verify_xena_quiescence(nic, val64, nic->device_enabled_once)) { if (LINK_IS_UP(val64)) { val64 = readq(&bar0->adapter_control); val64 |= ADAPTER_CNTL_EN; writeq(val64, &bar0->adapter_control); - if (CARDS_WITH_FAULTY_LINK_INDICATORS(subid)) { + if (CARDS_WITH_FAULTY_LINK_INDICATORS(nic->device_type, + subid)) { val64 = readq(&bar0->gpio_control); val64 |= GPIO_CTRL_GPIO_0; writeq(val64, &bar0->gpio_control); @@ -4187,20 +4790,24 @@ static void s2io_set_link(unsigned long data) val64 |= ADAPTER_LED_ON; writeq(val64, &bar0->adapter_control); } - val64 = readq(&bar0->adapter_status); - if (!LINK_IS_UP(val64)) { - DBG_PRINT(ERR_DBG, "%s:", dev->name); - DBG_PRINT(ERR_DBG, " Link down"); - DBG_PRINT(ERR_DBG, "after "); - DBG_PRINT(ERR_DBG, "enabling "); - DBG_PRINT(ERR_DBG, "device \n"); + if (s2io_link_fault_indication(nic) == + MAC_RMAC_ERR_TIMER) { + val64 = readq(&bar0->adapter_status); + if (!LINK_IS_UP(val64)) { + DBG_PRINT(ERR_DBG, "%s:", dev->name); + DBG_PRINT(ERR_DBG, " Link down"); + DBG_PRINT(ERR_DBG, "after "); + DBG_PRINT(ERR_DBG, "enabling "); + DBG_PRINT(ERR_DBG, "device \n"); + } } if (nic->device_enabled_once == FALSE) { nic->device_enabled_once = TRUE; } s2io_link(nic, LINK_UP); } else { - if (CARDS_WITH_FAULTY_LINK_INDICATORS(subid)) { + if (CARDS_WITH_FAULTY_LINK_INDICATORS(nic->device_type, + subid)) { val64 = readq(&bar0->gpio_control); val64 &= ~GPIO_CTRL_GPIO_0; writeq(val64, &bar0->gpio_control); @@ -4223,9 +4830,11 @@ static void s2io_card_down(nic_t * sp) unsigned long flags; register u64 val64 = 0; + del_timer_sync(&sp->alarm_timer); /* If s2io_set_link task is executing, wait till it completes. */ - while (test_and_set_bit(0, &(sp->link_state))) + while (test_and_set_bit(0, &(sp->link_state))) { msleep(50); + } atomic_set(&sp->card_state, CARD_DOWN); /* disable Tx and Rx traffic on the NIC */ @@ -4237,7 +4846,7 @@ static void s2io_card_down(nic_t * sp) /* Check if the device is Quiescent and then Reset the NIC */ do { val64 = readq(&bar0->adapter_status); - if (verify_xena_quiescence(val64, sp->device_enabled_once)) { + if (verify_xena_quiescence(sp, val64, sp->device_enabled_once)) { break; } @@ -4251,14 +4860,27 @@ static void s2io_card_down(nic_t * sp) break; } } while (1); - spin_lock_irqsave(&sp->tx_lock, flags); s2io_reset(sp); - /* Free all unused Tx and Rx buffers */ + /* Waiting till all Interrupt handlers are complete */ + cnt = 0; + do { + msleep(10); + if (!atomic_read(&sp->isr_cnt)) + break; + cnt++; + } while(cnt < 5); + + spin_lock_irqsave(&sp->tx_lock, flags); + /* Free all Tx buffers */ free_tx_buffers(sp); + spin_unlock_irqrestore(&sp->tx_lock, flags); + + /* Free all Rx buffers */ + spin_lock_irqsave(&sp->rx_lock, flags); free_rx_buffers(sp); + spin_unlock_irqrestore(&sp->rx_lock, flags); - spin_unlock_irqrestore(&sp->tx_lock, flags); clear_bit(0, &(sp->link_state)); } @@ -4276,8 +4898,8 @@ static int s2io_card_up(nic_t * sp) return -ENODEV; } - /* - * Initializing the Rx buffers. For now we are considering only 1 + /* + * Initializing the Rx buffers. For now we are considering only 1 * Rx ring and initializing buffers into 30 Rx blocks */ mac_control = &sp->mac_control; @@ -4311,16 +4933,18 @@ static int s2io_card_up(nic_t * sp) return -ENODEV; } + S2IO_TIMER_CONF(sp->alarm_timer, s2io_alarm_handle, sp, (HZ/2)); + atomic_set(&sp->card_state, CARD_UP); return 0; } -/** +/** * s2io_restart_nic - Resets the NIC. * @data : long pointer to the device private structure * Description: * This function is scheduled to be run by the s2io_tx_watchdog - * function after 0.5 secs to reset the NIC. The idea is to reduce + * function after 0.5 secs to reset the NIC. The idea is to reduce * the run time of the watch dog routine which is run holding a * spin lock. */ @@ -4338,10 +4962,11 @@ static void s2io_restart_nic(unsigned long data) netif_wake_queue(dev); DBG_PRINT(ERR_DBG, "%s: was reset by Tx watchdog timer\n", dev->name); + } -/** - * s2io_tx_watchdog - Watchdog for transmit side. +/** + * s2io_tx_watchdog - Watchdog for transmit side. * @dev : Pointer to net device structure * Description: * This function is triggered if the Tx Queue is stopped @@ -4369,7 +4994,7 @@ static void s2io_tx_watchdog(struct net_device *dev) * @len : length of the packet * @cksum : FCS checksum of the frame. * @ring_no : the ring from which this RxD was extracted. - * Description: + * Description: * This function is called by the Tx interrupt serivce routine to perform * some OS related operations on the SKB before passing it to the upper * layers. It mainly checks if the checksum is OK, if so adds it to the @@ -4379,35 +5004,68 @@ static void s2io_tx_watchdog(struct net_device *dev) * Return value: * SUCCESS on success and -1 on failure. */ -#ifndef CONFIG_2BUFF_MODE -static int rx_osm_handler(nic_t * sp, u16 len, RxD_t * rxdp, int ring_no) -#else -static int rx_osm_handler(nic_t * sp, RxD_t * rxdp, int ring_no, - buffAdd_t * ba) -#endif +static int rx_osm_handler(ring_info_t *ring_data, RxD_t * rxdp) { + nic_t *sp = ring_data->nic; struct net_device *dev = (struct net_device *) sp->dev; - struct sk_buff *skb = - (struct sk_buff *) ((unsigned long) rxdp->Host_Control); + struct sk_buff *skb = (struct sk_buff *) + ((unsigned long) rxdp->Host_Control); + int ring_no = ring_data->ring_no; u16 l3_csum, l4_csum; #ifdef CONFIG_2BUFF_MODE - int buf0_len, buf2_len; + int buf0_len = RXD_GET_BUFFER0_SIZE(rxdp->Control_2); + int buf2_len = RXD_GET_BUFFER2_SIZE(rxdp->Control_2); + int get_block = ring_data->rx_curr_get_info.block_index; + int get_off = ring_data->rx_curr_get_info.offset; + buffAdd_t *ba = &ring_data->ba[get_block][get_off]; unsigned char *buff; +#else + u16 len = (u16) ((RXD_GET_BUFFER0_SIZE(rxdp->Control_2)) >> 48);; #endif + skb->dev = dev; + if (rxdp->Control_1 & RXD_T_CODE) { + unsigned long long err = rxdp->Control_1 & RXD_T_CODE; + DBG_PRINT(ERR_DBG, "%s: Rx error Value: 0x%llx\n", + dev->name, err); + dev_kfree_skb(skb); + sp->stats.rx_crc_errors++; + atomic_dec(&sp->rx_bufs_left[ring_no]); + rxdp->Host_Control = 0; + return 0; + } - l3_csum = RXD_GET_L3_CKSUM(rxdp->Control_1); - if ((rxdp->Control_1 & TCP_OR_UDP_FRAME) && (sp->rx_csum)) { + /* Updating statistics */ + rxdp->Host_Control = 0; + sp->rx_pkt_count++; + sp->stats.rx_packets++; +#ifndef CONFIG_2BUFF_MODE + sp->stats.rx_bytes += len; +#else + sp->stats.rx_bytes += buf0_len + buf2_len; +#endif + +#ifndef CONFIG_2BUFF_MODE + skb_put(skb, len); +#else + buff = skb_push(skb, buf0_len); + memcpy(buff, ba->ba_0, buf0_len); + skb_put(skb, buf2_len); +#endif + + if ((rxdp->Control_1 & TCP_OR_UDP_FRAME) && + (sp->rx_csum)) { + l3_csum = RXD_GET_L3_CKSUM(rxdp->Control_1); l4_csum = RXD_GET_L4_CKSUM(rxdp->Control_1); if ((l3_csum == L3_CKSUM_OK) && (l4_csum == L4_CKSUM_OK)) { - /* + /* * NIC verifies if the Checksum of the received * frame is Ok or not and accordingly returns * a flag in the RxD. */ skb->ip_summed = CHECKSUM_UNNECESSARY; } else { - /* - * Packet with erroneous checksum, let the + /* + * Packet with erroneous checksum, let the * upper layers deal with it. */ skb->ip_summed = CHECKSUM_NONE; @@ -4416,44 +5074,26 @@ static int rx_osm_handler(nic_t * sp, RxD_t * rxdp, int ring_no, skb->ip_summed = CHECKSUM_NONE; } - if (rxdp->Control_1 & RXD_T_CODE) { - unsigned long long err = rxdp->Control_1 & RXD_T_CODE; - DBG_PRINT(ERR_DBG, "%s: Rx error Value: 0x%llx\n", - dev->name, err); - } -#ifdef CONFIG_2BUFF_MODE - buf0_len = RXD_GET_BUFFER0_SIZE(rxdp->Control_2); - buf2_len = RXD_GET_BUFFER2_SIZE(rxdp->Control_2); -#endif - - skb->dev = dev; -#ifndef CONFIG_2BUFF_MODE - skb_put(skb, len); - skb->protocol = eth_type_trans(skb, dev); -#else - buff = skb_push(skb, buf0_len); - memcpy(buff, ba->ba_0, buf0_len); - skb_put(skb, buf2_len); skb->protocol = eth_type_trans(skb, dev); -#endif - #ifdef CONFIG_S2IO_NAPI - netif_receive_skb(skb); + if (sp->vlgrp && RXD_GET_VLAN_TAG(rxdp->Control_2)) { + /* Queueing the vlan frame to the upper layer */ + vlan_hwaccel_receive_skb(skb, sp->vlgrp, + RXD_GET_VLAN_TAG(rxdp->Control_2)); + } else { + netif_receive_skb(skb); + } #else - netif_rx(skb); + if (sp->vlgrp && RXD_GET_VLAN_TAG(rxdp->Control_2)) { + /* Queueing the vlan frame to the upper layer */ + vlan_hwaccel_rx(skb, sp->vlgrp, + RXD_GET_VLAN_TAG(rxdp->Control_2)); + } else { + netif_rx(skb); + } #endif - dev->last_rx = jiffies; - sp->rx_pkt_count++; - sp->stats.rx_packets++; -#ifndef CONFIG_2BUFF_MODE - sp->stats.rx_bytes += len; -#else - sp->stats.rx_bytes += buf0_len + buf2_len; -#endif - atomic_dec(&sp->rx_bufs_left[ring_no]); - rxdp->Host_Control = 0; return SUCCESS; } @@ -4464,13 +5104,13 @@ static int rx_osm_handler(nic_t * sp, RxD_t * rxdp, int ring_no, * @link : inidicates whether link is UP/DOWN. * Description: * This function stops/starts the Tx queue depending on whether the link - * status of the NIC is is down or up. This is called by the Alarm - * interrupt handler whenever a link change interrupt comes up. + * status of the NIC is is down or up. This is called by the Alarm + * interrupt handler whenever a link change interrupt comes up. * Return value: * void. */ -static void s2io_link(nic_t * sp, int link) +void s2io_link(nic_t * sp, int link) { struct net_device *dev = (struct net_device *) sp->dev; @@ -4487,8 +5127,25 @@ static void s2io_link(nic_t * sp, int link) } /** - * s2io_init_pci -Initialization of PCI and PCI-X configuration registers . - * @sp : private member of the device structure, which is a pointer to the + * get_xena_rev_id - to identify revision ID of xena. + * @pdev : PCI Dev structure + * Description: + * Function to identify the Revision ID of xena. + * Return value: + * returns the revision ID of the device. + */ + +int get_xena_rev_id(struct pci_dev *pdev) +{ + u8 id = 0; + int ret; + ret = pci_read_config_byte(pdev, PCI_REVISION_ID, (u8 *) & id); + return id; +} + +/** + * s2io_init_pci -Initialization of PCI and PCI-X configuration registers . + * @sp : private member of the device structure, which is a pointer to the * s2io_nic structure. * Description: * This function initializes a few of the PCI and PCI-X configuration registers @@ -4499,15 +5156,15 @@ static void s2io_link(nic_t * sp, int link) static void s2io_init_pci(nic_t * sp) { - u16 pci_cmd = 0; + u16 pci_cmd = 0, pcix_cmd = 0; /* Enable Data Parity Error Recovery in PCI-X command register. */ pci_read_config_word(sp->pdev, PCIX_COMMAND_REGISTER, - &(sp->pcix_cmd)); + &(pcix_cmd)); pci_write_config_word(sp->pdev, PCIX_COMMAND_REGISTER, - (sp->pcix_cmd | 1)); + (pcix_cmd | 1)); pci_read_config_word(sp->pdev, PCIX_COMMAND_REGISTER, - &(sp->pcix_cmd)); + &(pcix_cmd)); /* Set the PErr Response bit in PCI command register. */ pci_read_config_word(sp->pdev, PCI_COMMAND, &pci_cmd); @@ -4515,53 +5172,43 @@ static void s2io_init_pci(nic_t * sp) (pci_cmd | PCI_COMMAND_PARITY)); pci_read_config_word(sp->pdev, PCI_COMMAND, &pci_cmd); - /* Set MMRB count to 1024 in PCI-X Command register. */ - sp->pcix_cmd &= 0xFFF3; - pci_write_config_word(sp->pdev, PCIX_COMMAND_REGISTER, (sp->pcix_cmd | (0x1 << 2))); /* MMRBC 1K */ - pci_read_config_word(sp->pdev, PCIX_COMMAND_REGISTER, - &(sp->pcix_cmd)); - - /* Setting Maximum outstanding splits based on system type. */ - sp->pcix_cmd &= 0xFF8F; - - sp->pcix_cmd |= XENA_MAX_OUTSTANDING_SPLITS(0x1); /* 2 splits. */ - pci_write_config_word(sp->pdev, PCIX_COMMAND_REGISTER, - sp->pcix_cmd); - pci_read_config_word(sp->pdev, PCIX_COMMAND_REGISTER, - &(sp->pcix_cmd)); /* Forcibly disabling relaxed ordering capability of the card. */ - sp->pcix_cmd &= 0xfffd; + pcix_cmd &= 0xfffd; pci_write_config_word(sp->pdev, PCIX_COMMAND_REGISTER, - sp->pcix_cmd); + pcix_cmd); pci_read_config_word(sp->pdev, PCIX_COMMAND_REGISTER, - &(sp->pcix_cmd)); + &(pcix_cmd)); } MODULE_AUTHOR("Raghavendra Koushik <raghavendra.koushik@neterion.com>"); MODULE_LICENSE("GPL"); module_param(tx_fifo_num, int, 0); -module_param_array(tx_fifo_len, int, NULL, 0); module_param(rx_ring_num, int, 0); -module_param_array(rx_ring_sz, int, NULL, 0); -module_param(Stats_refresh_time, int, 0); +module_param_array(tx_fifo_len, uint, NULL, 0); +module_param_array(rx_ring_sz, uint, NULL, 0); +module_param_array(rts_frm_len, uint, NULL, 0); +module_param(use_continuous_tx_intrs, int, 1); module_param(rmac_pause_time, int, 0); module_param(mc_pause_threshold_q0q3, int, 0); module_param(mc_pause_threshold_q4q7, int, 0); module_param(shared_splits, int, 0); module_param(tmac_util_period, int, 0); module_param(rmac_util_period, int, 0); +module_param(bimodal, bool, 0); #ifndef CONFIG_S2IO_NAPI module_param(indicate_max_pkts, int, 0); #endif +module_param(rxsync_frequency, int, 0); + /** - * s2io_init_nic - Initialization of the adapter . + * s2io_init_nic - Initialization of the adapter . * @pdev : structure containing the PCI related information of the device. * @pre: List of PCI devices supported by the driver listed in s2io_tbl. * Description: * The function initializes an adapter identified by the pci_dec structure. - * All OS related initialization including memory and device structure and - * initlaization of the device private variable is done. Also the swapper - * control register is initialized to enable read and write into the I/O + * All OS related initialization including memory and device structure and + * initlaization of the device private variable is done. Also the swapper + * control register is initialized to enable read and write into the I/O * registers of the device. * Return value: * returns 0 on success and negative on failure. @@ -4572,7 +5219,6 @@ s2io_init_nic(struct pci_dev *pdev, const struct pci_device_id *pre) { nic_t *sp; struct net_device *dev; - char *dev_name = "S2IO 10GE NIC"; int i, j, ret; int dma_flag = FALSE; u32 mac_up, mac_down; @@ -4581,10 +5227,11 @@ s2io_init_nic(struct pci_dev *pdev, const struct pci_device_id *pre) u16 subid; mac_info_t *mac_control; struct config_param *config; + int mode; - - DBG_PRINT(ERR_DBG, "Loading S2IO driver with %s\n", - s2io_driver_version); +#ifdef CONFIG_S2IO_NAPI + DBG_PRINT(ERR_DBG, "NAPI support has been enabled\n"); +#endif if ((ret = pci_enable_device(pdev))) { DBG_PRINT(ERR_DBG, @@ -4595,7 +5242,6 @@ s2io_init_nic(struct pci_dev *pdev, const struct pci_device_id *pre) if (!pci_set_dma_mask(pdev, DMA_64BIT_MASK)) { DBG_PRINT(INIT_DBG, "s2io_init_nic: Using 64bit DMA\n"); dma_flag = TRUE; - if (pci_set_consistent_dma_mask (pdev, DMA_64BIT_MASK)) { DBG_PRINT(ERR_DBG, @@ -4635,34 +5281,41 @@ s2io_init_nic(struct pci_dev *pdev, const struct pci_device_id *pre) memset(sp, 0, sizeof(nic_t)); sp->dev = dev; sp->pdev = pdev; - sp->vendor_id = pdev->vendor; - sp->device_id = pdev->device; sp->high_dma_flag = dma_flag; - sp->irq = pdev->irq; sp->device_enabled_once = FALSE; - strcpy(sp->name, dev_name); + + if ((pdev->device == PCI_DEVICE_ID_HERC_WIN) || + (pdev->device == PCI_DEVICE_ID_HERC_UNI)) + sp->device_type = XFRAME_II_DEVICE; + else + sp->device_type = XFRAME_I_DEVICE; /* Initialize some PCI/PCI-X fields of the NIC. */ s2io_init_pci(sp); - /* + /* * Setting the device configuration parameters. - * Most of these parameters can be specified by the user during - * module insertion as they are module loadable parameters. If - * these parameters are not not specified during load time, they + * Most of these parameters can be specified by the user during + * module insertion as they are module loadable parameters. If + * these parameters are not not specified during load time, they * are initialized with default values. */ mac_control = &sp->mac_control; config = &sp->config; /* Tx side parameters. */ - tx_fifo_len[0] = DEFAULT_FIFO_LEN; /* Default value. */ + if (tx_fifo_len[0] == 0) + tx_fifo_len[0] = DEFAULT_FIFO_LEN; /* Default value. */ config->tx_fifo_num = tx_fifo_num; for (i = 0; i < MAX_TX_FIFOS; i++) { config->tx_cfg[i].fifo_len = tx_fifo_len[i]; config->tx_cfg[i].fifo_priority = i; } + /* mapping the QoS priority to the configured fifos */ + for (i = 0; i < MAX_TX_FIFOS; i++) + config->fifo_mapping[i] = fifo_map[config->tx_fifo_num][i]; + config->tx_intr_type = TXD_INT_TYPE_UTILZ; for (i = 0; i < config->tx_fifo_num; i++) { config->tx_cfg[i].f_no_snoop = @@ -4675,7 +5328,8 @@ s2io_init_nic(struct pci_dev *pdev, const struct pci_device_id *pre) config->max_txds = MAX_SKB_FRAGS; /* Rx side parameters. */ - rx_ring_sz[0] = SMALL_BLK_CNT; /* Default value. */ + if (rx_ring_sz[0] == 0) + rx_ring_sz[0] = SMALL_BLK_CNT; /* Default value. */ config->rx_ring_num = rx_ring_num; for (i = 0; i < MAX_RX_RINGS; i++) { config->rx_cfg[i].num_rxd = rx_ring_sz[i] * @@ -4699,10 +5353,13 @@ s2io_init_nic(struct pci_dev *pdev, const struct pci_device_id *pre) for (i = 0; i < config->rx_ring_num; i++) atomic_set(&sp->rx_bufs_left[i], 0); + /* Initialize the number of ISRs currently running */ + atomic_set(&sp->isr_cnt, 0); + /* initialize the shared memory used by the NIC and the host */ if (init_shared_mem(sp)) { DBG_PRINT(ERR_DBG, "%s: Memory allocation failed\n", - dev->name); + __FUNCTION__); ret = -ENOMEM; goto mem_alloc_failed; } @@ -4743,13 +5400,17 @@ s2io_init_nic(struct pci_dev *pdev, const struct pci_device_id *pre) dev->do_ioctl = &s2io_ioctl; dev->change_mtu = &s2io_change_mtu; SET_ETHTOOL_OPS(dev, &netdev_ethtool_ops); + dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; + dev->vlan_rx_register = s2io_vlan_rx_register; + dev->vlan_rx_kill_vid = (void *)s2io_vlan_rx_kill_vid; + /* * will use eth_mac_addr() for dev->set_mac_address * mac address will be set every time dev->open() is called */ -#ifdef CONFIG_S2IO_NAPI +#if defined(CONFIG_S2IO_NAPI) dev->poll = s2io_poll; - dev->weight = 90; + dev->weight = 32; #endif dev->features |= NETIF_F_SG | NETIF_F_IP_CSUM; @@ -4776,22 +5437,28 @@ s2io_init_nic(struct pci_dev *pdev, const struct pci_device_id *pre) goto set_swap_failed; } - /* Fix for all "FFs" MAC address problems observed on Alpha platforms */ - fix_mac_address(sp); - s2io_reset(sp); + /* Verify if the Herc works on the slot its placed into */ + if (sp->device_type & XFRAME_II_DEVICE) { + mode = s2io_verify_pci_mode(sp); + if (mode < 0) { + DBG_PRINT(ERR_DBG, "%s: ", __FUNCTION__); + DBG_PRINT(ERR_DBG, " Unsupported PCI bus mode\n"); + ret = -EBADSLT; + goto set_swap_failed; + } + } - /* - * Setting swapper control on the NIC, so the MAC address can be read. - */ - if (s2io_set_swapper(sp)) { - DBG_PRINT(ERR_DBG, - "%s: S2IO: swapper settings are wrong\n", - dev->name); - ret = -EAGAIN; - goto set_swap_failed; + /* Not needed for Herc */ + if (sp->device_type & XFRAME_I_DEVICE) { + /* + * Fix for all "FFs" MAC address problems observed on + * Alpha platforms + */ + fix_mac_address(sp); + s2io_reset(sp); } - /* + /* * MAC address initialization. * For now only one mac address will be read and used. */ @@ -4814,37 +5481,28 @@ s2io_init_nic(struct pci_dev *pdev, const struct pci_device_id *pre) sp->def_mac_addr[0].mac_addr[5] = (u8) (mac_down >> 16); sp->def_mac_addr[0].mac_addr[4] = (u8) (mac_down >> 24); - DBG_PRINT(INIT_DBG, - "DEFAULT MAC ADDR:0x%02x-%02x-%02x-%02x-%02x-%02x\n", - sp->def_mac_addr[0].mac_addr[0], - sp->def_mac_addr[0].mac_addr[1], - sp->def_mac_addr[0].mac_addr[2], - sp->def_mac_addr[0].mac_addr[3], - sp->def_mac_addr[0].mac_addr[4], - sp->def_mac_addr[0].mac_addr[5]); - /* Set the factory defined MAC address initially */ dev->addr_len = ETH_ALEN; memcpy(dev->dev_addr, sp->def_mac_addr, ETH_ALEN); /* - * Initialize the tasklet status and link state flags - * and the card statte parameter + * Initialize the tasklet status and link state flags + * and the card state parameter */ atomic_set(&(sp->card_state), 0); sp->tasklet_status = 0; sp->link_state = 0; - /* Initialize spinlocks */ spin_lock_init(&sp->tx_lock); #ifndef CONFIG_S2IO_NAPI spin_lock_init(&sp->put_lock); #endif + spin_lock_init(&sp->rx_lock); - /* - * SXE-002: Configure link and activity LED to init state - * on driver load. + /* + * SXE-002: Configure link and activity LED to init state + * on driver load. */ subid = sp->pdev->subsystem_device; if ((subid & 0xFF) >= 0x07) { @@ -4864,13 +5522,61 @@ s2io_init_nic(struct pci_dev *pdev, const struct pci_device_id *pre) goto register_failed; } - /* - * Make Link state as off at this point, when the Link change - * interrupt comes the state will be automatically changed to + if (sp->device_type & XFRAME_II_DEVICE) { + DBG_PRINT(ERR_DBG, "%s: Neterion Xframe II 10GbE adapter ", + dev->name); + DBG_PRINT(ERR_DBG, "(rev %d), Driver %s\n", + get_xena_rev_id(sp->pdev), + s2io_driver_version); + DBG_PRINT(ERR_DBG, "MAC ADDR: %02x:%02x:%02x:%02x:%02x:%02x\n", + sp->def_mac_addr[0].mac_addr[0], + sp->def_mac_addr[0].mac_addr[1], + sp->def_mac_addr[0].mac_addr[2], + sp->def_mac_addr[0].mac_addr[3], + sp->def_mac_addr[0].mac_addr[4], + sp->def_mac_addr[0].mac_addr[5]); + mode = s2io_print_pci_mode(sp); + if (mode < 0) { + DBG_PRINT(ERR_DBG, " Unsupported PCI bus mode "); + ret = -EBADSLT; + goto set_swap_failed; + } + } else { + DBG_PRINT(ERR_DBG, "%s: Neterion Xframe I 10GbE adapter ", + dev->name); + DBG_PRINT(ERR_DBG, "(rev %d), Driver %s\n", + get_xena_rev_id(sp->pdev), + s2io_driver_version); + DBG_PRINT(ERR_DBG, "MAC ADDR: %02x:%02x:%02x:%02x:%02x:%02x\n", + sp->def_mac_addr[0].mac_addr[0], + sp->def_mac_addr[0].mac_addr[1], + sp->def_mac_addr[0].mac_addr[2], + sp->def_mac_addr[0].mac_addr[3], + sp->def_mac_addr[0].mac_addr[4], + sp->def_mac_addr[0].mac_addr[5]); + } + + /* Initialize device name */ + strcpy(sp->name, dev->name); + if (sp->device_type & XFRAME_II_DEVICE) + strcat(sp->name, ": Neterion Xframe II 10GbE adapter"); + else + strcat(sp->name, ": Neterion Xframe I 10GbE adapter"); + + /* Initialize bimodal Interrupts */ + sp->config.bimodal = bimodal; + if (!(sp->device_type & XFRAME_II_DEVICE) && bimodal) { + sp->config.bimodal = 0; + DBG_PRINT(ERR_DBG,"%s:Bimodal intr not supported by Xframe I\n", + dev->name); + } + + /* + * Make Link state as off at this point, when the Link change + * interrupt comes the state will be automatically changed to * the right state. */ netif_carrier_off(dev); - sp->last_link_state = LINK_DOWN; return 0; @@ -4891,11 +5597,11 @@ s2io_init_nic(struct pci_dev *pdev, const struct pci_device_id *pre) } /** - * s2io_rem_nic - Free the PCI device + * s2io_rem_nic - Free the PCI device * @pdev: structure containing the PCI related information of the device. - * Description: This function is called by the Pci subsystem to release a + * Description: This function is called by the Pci subsystem to release a * PCI device and free up all resource held up by the device. This could - * be in response to a Hot plug event or when the driver is to be removed + * be in response to a Hot plug event or when the driver is to be removed * from memory. */ @@ -4919,7 +5625,6 @@ static void __devexit s2io_rem_nic(struct pci_dev *pdev) pci_disable_device(pdev); pci_release_regions(pdev); pci_set_drvdata(pdev, NULL); - free_netdev(dev); } @@ -4935,11 +5640,11 @@ int __init s2io_starter(void) } /** - * s2io_closer - Cleanup routine for the driver + * s2io_closer - Cleanup routine for the driver * Description: This function is the cleanup routine for the driver. It unregist * ers the driver. */ -static void s2io_closer(void) +void s2io_closer(void) { pci_unregister_driver(&s2io_driver); DBG_PRINT(INIT_DBG, "cleanup done\n"); diff --git a/drivers/net/s2io.h b/drivers/net/s2io.h index 1711c8c3dc9..5d9270730ca 100644 --- a/drivers/net/s2io.h +++ b/drivers/net/s2io.h @@ -31,6 +31,9 @@ #define SUCCESS 0 #define FAILURE -1 +/* Maximum time to flicker LED when asked to identify NIC using ethtool */ +#define MAX_FLICKER_TIME 60000 /* 60 Secs */ + /* Maximum outstanding splits to be configured into xena. */ typedef enum xena_max_outstanding_splits { XENA_ONE_SPLIT_TRANSACTION = 0, @@ -45,10 +48,10 @@ typedef enum xena_max_outstanding_splits { #define XENA_MAX_OUTSTANDING_SPLITS(n) (n << 4) /* OS concerned variables and constants */ -#define WATCH_DOG_TIMEOUT 5*HZ -#define EFILL 0x1234 -#define ALIGN_SIZE 127 -#define PCIX_COMMAND_REGISTER 0x62 +#define WATCH_DOG_TIMEOUT 15*HZ +#define EFILL 0x1234 +#define ALIGN_SIZE 127 +#define PCIX_COMMAND_REGISTER 0x62 /* * Debug related variables. @@ -61,7 +64,7 @@ typedef enum xena_max_outstanding_splits { #define INTR_DBG 4 /* Global variable that defines the present debug level of the driver. */ -static int debug_level = ERR_DBG; /* Default level. */ +int debug_level = ERR_DBG; /* Default level. */ /* DEBUG message print. */ #define DBG_PRINT(dbg_level, args...) if(!(debug_level<dbg_level)) printk(args) @@ -71,6 +74,12 @@ static int debug_level = ERR_DBG; /* Default level. */ #define L4_CKSUM_OK 0xFFFF #define S2IO_JUMBO_SIZE 9600 +/* Driver statistics maintained by driver */ +typedef struct { + unsigned long long single_ecc_errs; + unsigned long long double_ecc_errs; +} swStat_t; + /* The statistics block of Xena */ typedef struct stat_block { /* Tx MAC statistics counters. */ @@ -186,12 +195,90 @@ typedef struct stat_block { u32 rxd_rd_cnt; u32 rxf_wr_cnt; u32 txf_rd_cnt; + +/* Tx MAC statistics overflow counters. */ + u32 tmac_data_octets_oflow; + u32 tmac_frms_oflow; + u32 tmac_bcst_frms_oflow; + u32 tmac_mcst_frms_oflow; + u32 tmac_ucst_frms_oflow; + u32 tmac_ttl_octets_oflow; + u32 tmac_any_err_frms_oflow; + u32 tmac_nucst_frms_oflow; + u64 tmac_vlan_frms; + u32 tmac_drop_ip_oflow; + u32 tmac_vld_ip_oflow; + u32 tmac_rst_tcp_oflow; + u32 tmac_icmp_oflow; + u32 tpa_unknown_protocol; + u32 tmac_udp_oflow; + u32 reserved_10; + u32 tpa_parse_failure; + +/* Rx MAC Statistics overflow counters. */ + u32 rmac_data_octets_oflow; + u32 rmac_vld_frms_oflow; + u32 rmac_vld_bcst_frms_oflow; + u32 rmac_vld_mcst_frms_oflow; + u32 rmac_accepted_ucst_frms_oflow; + u32 rmac_ttl_octets_oflow; + u32 rmac_discarded_frms_oflow; + u32 rmac_accepted_nucst_frms_oflow; + u32 rmac_usized_frms_oflow; + u32 rmac_drop_events_oflow; + u32 rmac_frag_frms_oflow; + u32 rmac_osized_frms_oflow; + u32 rmac_ip_oflow; + u32 rmac_jabber_frms_oflow; + u32 rmac_icmp_oflow; + u32 rmac_drop_ip_oflow; + u32 rmac_err_drp_udp_oflow; + u32 rmac_udp_oflow; + u32 reserved_11; + u32 rmac_pause_cnt_oflow; + u64 rmac_ttl_1519_4095_frms; + u64 rmac_ttl_4096_8191_frms; + u64 rmac_ttl_8192_max_frms; + u64 rmac_ttl_gt_max_frms; + u64 rmac_osized_alt_frms; + u64 rmac_jabber_alt_frms; + u64 rmac_gt_max_alt_frms; + u64 rmac_vlan_frms; + u32 rmac_len_discard; + u32 rmac_fcs_discard; + u32 rmac_pf_discard; + u32 rmac_da_discard; + u32 rmac_red_discard; + u32 rmac_rts_discard; + u32 reserved_12; + u32 rmac_ingm_full_discard; + u32 reserved_13; + u32 rmac_accepted_ip_oflow; + u32 reserved_14; + u32 link_fault_cnt; + swStat_t sw_stat; } StatInfo_t; -/* Structures representing different init time configuration +/* + * Structures representing different init time configuration * parameters of the NIC. */ +#define MAX_TX_FIFOS 8 +#define MAX_RX_RINGS 8 + +/* FIFO mappings for all possible number of fifos configured */ +int fifo_map[][MAX_TX_FIFOS] = { + {0, 0, 0, 0, 0, 0, 0, 0}, + {0, 0, 0, 0, 1, 1, 1, 1}, + {0, 0, 0, 1, 1, 1, 2, 2}, + {0, 0, 1, 1, 2, 2, 3, 3}, + {0, 0, 1, 1, 2, 2, 3, 4}, + {0, 0, 1, 1, 2, 3, 4, 5}, + {0, 0, 1, 2, 3, 4, 5, 6}, + {0, 1, 2, 3, 4, 5, 6, 7}, +}; + /* Maintains Per FIFO related information. */ typedef struct tx_fifo_config { #define MAX_AVAILABLE_TXDS 8192 @@ -237,14 +324,14 @@ typedef struct rx_ring_config { #define NO_SNOOP_RXD_BUFFER 0x02 } rx_ring_config_t; -/* This structure provides contains values of the tunable parameters - * of the H/W +/* This structure provides contains values of the tunable parameters + * of the H/W */ struct config_param { /* Tx Side */ u32 tx_fifo_num; /*Number of Tx FIFOs */ -#define MAX_TX_FIFOS 8 + u8 fifo_mapping[MAX_TX_FIFOS]; tx_fifo_config_t tx_cfg[MAX_TX_FIFOS]; /*Per-Tx FIFO config */ u32 max_txds; /*Max no. of Tx buffer descriptor per TxDL */ u64 tx_intr_type; @@ -252,10 +339,10 @@ struct config_param { /* Rx Side */ u32 rx_ring_num; /*Number of receive rings */ -#define MAX_RX_RINGS 8 #define MAX_RX_BLOCKS_PER_RING 150 rx_ring_config_t rx_cfg[MAX_RX_RINGS]; /*Per-Rx Ring config */ + u8 bimodal; /*Flag for setting bimodal interrupts*/ #define HEADER_ETHERNET_II_802_3_SIZE 14 #define HEADER_802_2_SIZE 3 @@ -269,6 +356,7 @@ struct config_param { #define MAX_PYLD_JUMBO 9600 #define MAX_MTU_JUMBO (MAX_PYLD_JUMBO+18) #define MAX_MTU_JUMBO_VLAN (MAX_PYLD_JUMBO+22) + u16 bus_speed; }; /* Structure representing MAC Addrs */ @@ -277,7 +365,7 @@ typedef struct mac_addr { } macaddr_t; /* Structure that represent every FIFO element in the BAR1 - * Address location. + * Address location. */ typedef struct _TxFIFO_element { u64 TxDL_Pointer; @@ -339,6 +427,7 @@ typedef struct _RxD_t { #define RXD_FRAME_PROTO vBIT(0xFFFF,24,8) #define RXD_FRAME_PROTO_IPV4 BIT(27) #define RXD_FRAME_PROTO_IPV6 BIT(28) +#define RXD_FRAME_IP_FRAG BIT(29) #define RXD_FRAME_PROTO_TCP BIT(30) #define RXD_FRAME_PROTO_UDP BIT(31) #define TCP_OR_UDP_FRAME (RXD_FRAME_PROTO_TCP | RXD_FRAME_PROTO_UDP) @@ -346,11 +435,15 @@ typedef struct _RxD_t { #define RXD_GET_L4_CKSUM(val) ((u16)(val) & 0xFFFF) u64 Control_2; +#define THE_RXD_MARK 0x3 +#define SET_RXD_MARKER vBIT(THE_RXD_MARK, 0, 2) +#define GET_RXD_MARKER(ctrl) ((ctrl & SET_RXD_MARKER) >> 62) + #ifndef CONFIG_2BUFF_MODE -#define MASK_BUFFER0_SIZE vBIT(0xFFFF,0,16) -#define SET_BUFFER0_SIZE(val) vBIT(val,0,16) +#define MASK_BUFFER0_SIZE vBIT(0x3FFF,2,14) +#define SET_BUFFER0_SIZE(val) vBIT(val,2,14) #else -#define MASK_BUFFER0_SIZE vBIT(0xFF,0,16) +#define MASK_BUFFER0_SIZE vBIT(0xFF,2,14) #define MASK_BUFFER1_SIZE vBIT(0xFFFF,16,16) #define MASK_BUFFER2_SIZE vBIT(0xFFFF,32,16) #define SET_BUFFER0_SIZE(val) vBIT(val,8,8) @@ -363,7 +456,7 @@ typedef struct _RxD_t { #define SET_NUM_TAG(val) vBIT(val,16,32) #ifndef CONFIG_2BUFF_MODE -#define RXD_GET_BUFFER0_SIZE(Control_2) (u64)((Control_2 & vBIT(0xFFFF,0,16))) +#define RXD_GET_BUFFER0_SIZE(Control_2) (u64)((Control_2 & vBIT(0x3FFF,2,14))) #else #define RXD_GET_BUFFER0_SIZE(Control_2) (u8)((Control_2 & MASK_BUFFER0_SIZE) \ >> 48) @@ -382,7 +475,7 @@ typedef struct _RxD_t { #endif } RxD_t; -/* Structure that represents the Rx descriptor block which contains +/* Structure that represents the Rx descriptor block which contains * 128 Rx descriptors. */ #ifndef CONFIG_2BUFF_MODE @@ -392,11 +485,11 @@ typedef struct _RxD_block { u64 reserved_0; #define END_OF_BLOCK 0xFEFFFFFFFFFFFFFFULL - u64 reserved_1; /* 0xFEFFFFFFFFFFFFFF to mark last + u64 reserved_1; /* 0xFEFFFFFFFFFFFFFF to mark last * Rxd in this blk */ u64 reserved_2_pNext_RxD_block; /* Logical ptr to next */ u64 pNext_RxD_Blk_physical; /* Buff0_ptr.In a 32 bit arch - * the upper 32 bits should + * the upper 32 bits should * be 0 */ } RxD_block_t; #else @@ -405,13 +498,13 @@ typedef struct _RxD_block { RxD_t rxd[MAX_RXDS_PER_BLOCK]; #define END_OF_BLOCK 0xFEFFFFFFFFFFFFFFULL - u64 reserved_1; /* 0xFEFFFFFFFFFFFFFF to mark last Rxd + u64 reserved_1; /* 0xFEFFFFFFFFFFFFFF to mark last Rxd * in this blk */ u64 pNext_RxD_Blk_physical; /* Phy ponter to next blk. */ } RxD_block_t; #define SIZE_OF_BLOCK 4096 -/* Structure to hold virtual addresses of Buf0 and Buf1 in +/* Structure to hold virtual addresses of Buf0 and Buf1 in * 2buf mode. */ typedef struct bufAdd { void *ba_0_org; @@ -423,8 +516,8 @@ typedef struct bufAdd { /* Structure which stores all the MAC control parameters */ -/* This structure stores the offset of the RxD in the ring - * from which the Rx Interrupt processor can start picking +/* This structure stores the offset of the RxD in the ring + * from which the Rx Interrupt processor can start picking * up the RxDs for processing. */ typedef struct _rx_curr_get_info_t { @@ -436,7 +529,7 @@ typedef struct _rx_curr_get_info_t { typedef rx_curr_get_info_t rx_curr_put_info_t; /* This structure stores the offset of the TxDl in the FIFO - * from which the Tx Interrupt processor can start picking + * from which the Tx Interrupt processor can start picking * up the TxDLs for send complete interrupt processing. */ typedef struct { @@ -446,32 +539,96 @@ typedef struct { typedef tx_curr_get_info_t tx_curr_put_info_t; -/* Infomation related to the Tx and Rx FIFOs and Rings of Xena - * is maintained in this structure. - */ -typedef struct mac_info { -/* rx side stuff */ - /* Put pointer info which indictes which RxD has to be replenished +/* Structure that holds the Phy and virt addresses of the Blocks */ +typedef struct rx_block_info { + RxD_t *block_virt_addr; + dma_addr_t block_dma_addr; +} rx_block_info_t; + +/* pre declaration of the nic structure */ +typedef struct s2io_nic nic_t; + +/* Ring specific structure */ +typedef struct ring_info { + /* The ring number */ + int ring_no; + + /* + * Place holders for the virtual and physical addresses of + * all the Rx Blocks + */ + rx_block_info_t rx_blocks[MAX_RX_BLOCKS_PER_RING]; + int block_count; + int pkt_cnt; + + /* + * Put pointer info which indictes which RxD has to be replenished * with a new buffer. */ - rx_curr_put_info_t rx_curr_put_info[MAX_RX_RINGS]; + rx_curr_put_info_t rx_curr_put_info; - /* Get pointer info which indictes which is the last RxD that was + /* + * Get pointer info which indictes which is the last RxD that was * processed by the driver. */ - rx_curr_get_info_t rx_curr_get_info[MAX_RX_RINGS]; + rx_curr_get_info_t rx_curr_get_info; - u16 rmac_pause_time; - u16 mc_pause_threshold_q0q3; - u16 mc_pause_threshold_q4q7; +#ifndef CONFIG_S2IO_NAPI + /* Index to the absolute position of the put pointer of Rx ring */ + int put_pos; +#endif + +#ifdef CONFIG_2BUFF_MODE + /* Buffer Address store. */ + buffAdd_t **ba; +#endif + nic_t *nic; +} ring_info_t; +/* Fifo specific structure */ +typedef struct fifo_info { + /* FIFO number */ + int fifo_no; + + /* Maximum TxDs per TxDL */ + int max_txds; + + /* Place holder of all the TX List's Phy and Virt addresses. */ + list_info_hold_t *list_info; + + /* + * Current offset within the tx FIFO where driver would write + * new Tx frame + */ + tx_curr_put_info_t tx_curr_put_info; + + /* + * Current offset within tx FIFO from where the driver would start freeing + * the buffers + */ + tx_curr_get_info_t tx_curr_get_info; + + nic_t *nic; +}fifo_info_t; + +/* Infomation related to the Tx and Rx FIFOs and Rings of Xena + * is maintained in this structure. + */ +typedef struct mac_info { /* tx side stuff */ /* logical pointer of start of each Tx FIFO */ TxFIFO_element_t __iomem *tx_FIFO_start[MAX_TX_FIFOS]; -/* Current offset within tx_FIFO_start, where driver would write new Tx frame*/ - tx_curr_put_info_t tx_curr_put_info[MAX_TX_FIFOS]; - tx_curr_get_info_t tx_curr_get_info[MAX_TX_FIFOS]; + /* Fifo specific structure */ + fifo_info_t fifos[MAX_TX_FIFOS]; + +/* rx side stuff */ + /* Ring specific structure */ + ring_info_t rings[MAX_RX_RINGS]; + + u16 rmac_pause_time; + u16 mc_pause_threshold_q0q3; + u16 mc_pause_threshold_q4q7; void *stats_mem; /* orignal pointer to allocated mem */ dma_addr_t stats_mem_phy; /* Physical address of the stat block */ @@ -485,12 +642,6 @@ typedef struct { int usage_cnt; } usr_addr_t; -/* Structure that holds the Phy and virt addresses of the Blocks */ -typedef struct rx_block_info { - RxD_t *block_virt_addr; - dma_addr_t block_dma_addr; -} rx_block_info_t; - /* Default Tunable parameters of the NIC. */ #define DEFAULT_FIFO_LEN 4096 #define SMALL_RXD_CNT 30 * (MAX_RXDS_PER_BLOCK+1) @@ -499,7 +650,20 @@ typedef struct rx_block_info { #define LARGE_BLK_CNT 100 /* Structure representing one instance of the NIC */ -typedef struct s2io_nic { +struct s2io_nic { +#ifdef CONFIG_S2IO_NAPI + /* + * Count of packets to be processed in a given iteration, it will be indicated + * by the quota field of the device structure when NAPI is enabled. + */ + int pkts_to_process; +#endif + struct net_device *dev; + mac_info_t mac_control; + struct config_param config; + struct pci_dev *pdev; + void __iomem *bar0; + void __iomem *bar1; #define MAX_MAC_SUPPORTED 16 #define MAX_SUPPORTED_MULTICASTS MAX_MAC_SUPPORTED @@ -507,33 +671,20 @@ typedef struct s2io_nic { macaddr_t pre_mac_addr[MAX_MAC_SUPPORTED]; struct net_device_stats stats; - void __iomem *bar0; - void __iomem *bar1; - struct config_param config; - mac_info_t mac_control; int high_dma_flag; int device_close_flag; int device_enabled_once; - char name[32]; + char name[50]; struct tasklet_struct task; volatile unsigned long tasklet_status; - struct timer_list timer; - struct net_device *dev; - struct pci_dev *pdev; - u16 vendor_id; - u16 device_id; - u16 ccmd; - u32 cbar0_1; - u32 cbar0_2; - u32 cbar1_1; - u32 cbar1_2; - u32 cirq; - u8 cache_line; - u32 rom_expansion; - u16 pcix_cmd; - u32 irq; + /* Timer that handles I/O errors/exceptions */ + struct timer_list alarm_timer; + + /* Space to back up the PCI config space */ + u32 config_space[256 / sizeof(u32)]; + atomic_t rx_bufs_left[MAX_RX_RINGS]; spinlock_t tx_lock; @@ -558,27 +709,11 @@ typedef struct s2io_nic { u16 tx_err_count; u16 rx_err_count; -#ifndef CONFIG_S2IO_NAPI - /* Index to the absolute position of the put pointer of Rx ring. */ - int put_pos[MAX_RX_RINGS]; -#endif - - /* - * Place holders for the virtual and physical addresses of - * all the Rx Blocks - */ - rx_block_info_t rx_blocks[MAX_RX_RINGS][MAX_RX_BLOCKS_PER_RING]; - int block_count[MAX_RX_RINGS]; - int pkt_cnt[MAX_RX_RINGS]; - - /* Place holder of all the TX List's Phy and Virt addresses. */ - list_info_hold_t *list_info[MAX_TX_FIFOS]; - /* Id timer, used to blink NIC to physically identify NIC. */ struct timer_list id_timer; /* Restart timer, used to restart NIC if the device is stuck and - * a schedule task that will set the correct Link state once the + * a schedule task that will set the correct Link state once the * NIC's PHY has stabilized after a state change. */ #ifdef INIT_TQUEUE @@ -589,12 +724,12 @@ typedef struct s2io_nic { struct work_struct set_link_task; #endif - /* Flag that can be used to turn on or turn off the Rx checksum + /* Flag that can be used to turn on or turn off the Rx checksum * offload feature. */ int rx_csum; - /* after blink, the adapter must be restored with original + /* after blink, the adapter must be restored with original * values. */ u64 adapt_ctrl_org; @@ -604,16 +739,19 @@ typedef struct s2io_nic { #define LINK_DOWN 1 #define LINK_UP 2 -#ifdef CONFIG_2BUFF_MODE - /* Buffer Address store. */ - buffAdd_t **ba[MAX_RX_RINGS]; -#endif int task_flag; #define CARD_DOWN 1 #define CARD_UP 2 atomic_t card_state; volatile unsigned long link_state; -} nic_t; + struct vlan_group *vlgrp; +#define XFRAME_I_DEVICE 1 +#define XFRAME_II_DEVICE 2 + u8 device_type; + + spinlock_t rx_lock; + atomic_t isr_cnt; +}; #define RESET_ERROR 1; #define CMD_ERROR 2; @@ -622,9 +760,10 @@ typedef struct s2io_nic { #ifndef readq static inline u64 readq(void __iomem *addr) { - u64 ret = readl(addr + 4); - ret <<= 32; - ret |= readl(addr); + u64 ret = 0; + ret = readl(addr + 4); + (u64) ret <<= 32; + (u64) ret |= readl(addr); return ret; } @@ -637,10 +776,10 @@ static inline void writeq(u64 val, void __iomem *addr) writel((u32) (val >> 32), (addr + 4)); } -/* In 32 bit modes, some registers have to be written in a +/* In 32 bit modes, some registers have to be written in a * particular order to expect correct hardware operation. The - * macro SPECIAL_REG_WRITE is used to perform such ordered - * writes. Defines UF (Upper First) and LF (Lower First) will + * macro SPECIAL_REG_WRITE is used to perform such ordered + * writes. Defines UF (Upper First) and LF (Lower First) will * be used to specify the required write order. */ #define UF 1 @@ -716,6 +855,7 @@ static inline void SPECIAL_REG_WRITE(u64 val, void __iomem *addr, int order) #define PCC_FB_ECC_ERR vBIT(0xff, 16, 8) /* Interrupt to indicate PCC_FB_ECC Error. */ +#define RXD_GET_VLAN_TAG(Control_2) (u16)(Control_2 & MASK_VLAN_TAG) /* * Prototype declaration. */ @@ -725,36 +865,30 @@ static void __devexit s2io_rem_nic(struct pci_dev *pdev); static int init_shared_mem(struct s2io_nic *sp); static void free_shared_mem(struct s2io_nic *sp); static int init_nic(struct s2io_nic *nic); -#ifndef CONFIG_S2IO_NAPI -static void rx_intr_handler(struct s2io_nic *sp); -#endif -static void tx_intr_handler(struct s2io_nic *sp); +static void rx_intr_handler(ring_info_t *ring_data); +static void tx_intr_handler(fifo_info_t *fifo_data); static void alarm_intr_handler(struct s2io_nic *sp); static int s2io_starter(void); -static void s2io_closer(void); +void s2io_closer(void); static void s2io_tx_watchdog(struct net_device *dev); static void s2io_tasklet(unsigned long dev_addr); static void s2io_set_multicast(struct net_device *dev); -#ifndef CONFIG_2BUFF_MODE -static int rx_osm_handler(nic_t * sp, u16 len, RxD_t * rxdp, int ring_no); -#else -static int rx_osm_handler(nic_t * sp, RxD_t * rxdp, int ring_no, - buffAdd_t * ba); -#endif -static void s2io_link(nic_t * sp, int link); -static void s2io_reset(nic_t * sp); -#ifdef CONFIG_S2IO_NAPI +static int rx_osm_handler(ring_info_t *ring_data, RxD_t * rxdp); +void s2io_link(nic_t * sp, int link); +void s2io_reset(nic_t * sp); +#if defined(CONFIG_S2IO_NAPI) static int s2io_poll(struct net_device *dev, int *budget); #endif static void s2io_init_pci(nic_t * sp); -static int s2io_set_mac_addr(struct net_device *dev, u8 * addr); +int s2io_set_mac_addr(struct net_device *dev, u8 * addr); +static void s2io_alarm_handle(unsigned long data); static irqreturn_t s2io_isr(int irq, void *dev_id, struct pt_regs *regs); -static int verify_xena_quiescence(u64 val64, int flag); +static int verify_xena_quiescence(nic_t *sp, u64 val64, int flag); static struct ethtool_ops netdev_ethtool_ops; static void s2io_set_link(unsigned long data); -static int s2io_set_swapper(nic_t * sp); -static void s2io_card_down(nic_t * nic); -static int s2io_card_up(nic_t * nic); - +int s2io_set_swapper(nic_t * sp); +static void s2io_card_down(nic_t *nic); +static int s2io_card_up(nic_t *nic); +int get_xena_rev_id(struct pci_dev *pdev); #endif /* _S2IO_H */ diff --git a/drivers/net/sk98lin/skge.c b/drivers/net/sk98lin/skge.c index 82570ec44d8..6ee4771addf 100644 --- a/drivers/net/sk98lin/skge.c +++ b/drivers/net/sk98lin/skge.c @@ -5133,6 +5133,84 @@ static void __devexit skge_remove_one(struct pci_dev *pdev) kfree(pAC); } +#ifdef CONFIG_PM +static int skge_suspend(struct pci_dev *pdev, pm_message_t state) +{ + struct net_device *dev = pci_get_drvdata(pdev); + DEV_NET *pNet = netdev_priv(dev); + SK_AC *pAC = pNet->pAC; + struct net_device *otherdev = pAC->dev[1]; + + if (netif_running(dev)) { + netif_carrier_off(dev); + DoPrintInterfaceChange = SK_FALSE; + SkDrvDeInitAdapter(pAC, 0); /* performs SkGeClose */ + netif_device_detach(dev); + } + if (otherdev != dev) { + if (netif_running(otherdev)) { + netif_carrier_off(otherdev); + DoPrintInterfaceChange = SK_FALSE; + SkDrvDeInitAdapter(pAC, 1); /* performs SkGeClose */ + netif_device_detach(otherdev); + } + } + + pci_save_state(pdev); + pci_enable_wake(pdev, pci_choose_state(pdev, state), 0); + if (pAC->AllocFlag & SK_ALLOC_IRQ) { + free_irq(dev->irq, dev); + } + pci_disable_device(pdev); + pci_set_power_state(pdev, pci_choose_state(pdev, state)); + + return 0; +} + +static int skge_resume(struct pci_dev *pdev) +{ + struct net_device *dev = pci_get_drvdata(pdev); + DEV_NET *pNet = netdev_priv(dev); + SK_AC *pAC = pNet->pAC; + struct net_device *otherdev = pAC->dev[1]; + int ret; + + pci_set_power_state(pdev, PCI_D0); + pci_restore_state(pdev); + pci_enable_device(pdev); + pci_set_master(pdev); + if (pAC->GIni.GIMacsFound == 2) + ret = request_irq(dev->irq, SkGeIsr, SA_SHIRQ, pAC->Name, dev); + else + ret = request_irq(dev->irq, SkGeIsrOnePort, SA_SHIRQ, pAC->Name, dev); + if (ret) { + printk(KERN_WARNING "sk98lin: unable to acquire IRQ %d\n", dev->irq); + pAC->AllocFlag &= ~SK_ALLOC_IRQ; + dev->irq = 0; + pci_disable_device(pdev); + return -EBUSY; + } + + netif_device_attach(dev); + if (netif_running(dev)) { + DoPrintInterfaceChange = SK_FALSE; + SkDrvInitAdapter(pAC, 0); /* first device */ + } + if (otherdev != dev) { + netif_device_attach(otherdev); + if (netif_running(otherdev)) { + DoPrintInterfaceChange = SK_FALSE; + SkDrvInitAdapter(pAC, 1); /* second device */ + } + } + + return 0; +} +#else +#define skge_suspend NULL +#define skge_resume NULL +#endif + static struct pci_device_id skge_pci_tbl[] = { { PCI_VENDOR_ID_3COM, 0x1700, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, { PCI_VENDOR_ID_3COM, 0x80eb, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, @@ -5158,6 +5236,8 @@ static struct pci_driver skge_driver = { .id_table = skge_pci_tbl, .probe = skge_probe_one, .remove = __devexit_p(skge_remove_one), + .suspend = skge_suspend, + .resume = skge_resume, }; static int __init skge_init(void) diff --git a/drivers/net/sk98lin/skgeinit.c b/drivers/net/sk98lin/skgeinit.c index df4483429a7..6cb49dd0225 100644 --- a/drivers/net/sk98lin/skgeinit.c +++ b/drivers/net/sk98lin/skgeinit.c @@ -2016,7 +2016,7 @@ SK_IOC IoC) /* IO context */ * we set the PHY to coma mode and switch to D3 power state. */ if (pAC->GIni.GIYukonLite && - pAC->GIni.GIChipRev == CHIP_REV_YU_LITE_A3) { + pAC->GIni.GIChipRev >= CHIP_REV_YU_LITE_A3) { /* for all ports switch PHY to coma mode */ for (i = 0; i < pAC->GIni.GIMacsFound; i++) { diff --git a/drivers/net/sk98lin/skxmac2.c b/drivers/net/sk98lin/skxmac2.c index 94a09deecb3..42d2d963150 100644 --- a/drivers/net/sk98lin/skxmac2.c +++ b/drivers/net/sk98lin/skxmac2.c @@ -1065,7 +1065,7 @@ int Port) /* Port Index (MAC_1 + n) */ /* WA code for COMA mode */ if (pAC->GIni.GIYukonLite && - pAC->GIni.GIChipRev == CHIP_REV_YU_LITE_A3) { + pAC->GIni.GIChipRev >= CHIP_REV_YU_LITE_A3) { SK_IN32(IoC, B2_GP_IO, &DWord); @@ -1110,7 +1110,7 @@ int Port) /* Port Index (MAC_1 + n) */ /* WA code for COMA mode */ if (pAC->GIni.GIYukonLite && - pAC->GIni.GIChipRev == CHIP_REV_YU_LITE_A3) { + pAC->GIni.GIChipRev >= CHIP_REV_YU_LITE_A3) { SK_IN32(IoC, B2_GP_IO, &DWord); @@ -2126,7 +2126,7 @@ SK_U8 Mode) /* low power mode */ int Ret = 0; if (pAC->GIni.GIYukonLite && - pAC->GIni.GIChipRev == CHIP_REV_YU_LITE_A3) { + pAC->GIni.GIChipRev >= CHIP_REV_YU_LITE_A3) { /* save current power mode */ LastMode = pAC->GIni.GP[Port].PPhyPowerState; @@ -2253,7 +2253,7 @@ int Port) /* Port Index (e.g. MAC_1) */ int Ret = 0; if (pAC->GIni.GIYukonLite && - pAC->GIni.GIChipRev == CHIP_REV_YU_LITE_A3) { + pAC->GIni.GIChipRev >= CHIP_REV_YU_LITE_A3) { /* save current power mode */ LastMode = pAC->GIni.GP[Port].PPhyPowerState; diff --git a/drivers/net/skge.c b/drivers/net/skge.c index 5cacc7ad9e7..d7c98515fdf 100644 --- a/drivers/net/skge.c +++ b/drivers/net/skge.c @@ -42,7 +42,7 @@ #include "skge.h" #define DRV_NAME "skge" -#define DRV_VERSION "0.7" +#define DRV_VERSION "0.9" #define PFX DRV_NAME " " #define DEFAULT_TX_RING_SIZE 128 @@ -55,7 +55,7 @@ #define ETH_JUMBO_MTU 9000 #define TX_WATCHDOG (5 * HZ) #define NAPI_WEIGHT 64 -#define BLINK_HZ (HZ/4) +#define BLINK_MS 250 MODULE_DESCRIPTION("SysKonnect Gigabit Ethernet driver"); MODULE_AUTHOR("Stephen Hemminger <shemminger@osdl.org>"); @@ -75,13 +75,12 @@ static const struct pci_device_id skge_id_table[] = { { PCI_DEVICE(PCI_VENDOR_ID_3COM, PCI_DEVICE_ID_3COM_3C940B) }, { PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_GE) }, { PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, PCI_DEVICE_ID_SYSKONNECT_YU) }, - { PCI_DEVICE(PCI_VENDOR_ID_SYSKONNECT, 0x9E00) }, /* SK-9Exx */ { PCI_DEVICE(PCI_VENDOR_ID_DLINK, PCI_DEVICE_ID_DLINK_DGE510T), }, { PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4320) }, { PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x5005) }, /* Belkin */ { PCI_DEVICE(PCI_VENDOR_ID_CNET, PCI_DEVICE_ID_CNET_GIGACARD) }, - { PCI_DEVICE(PCI_VENDOR_ID_LINKSYS, PCI_DEVICE_ID_LINKSYS_EG1032) }, { PCI_DEVICE(PCI_VENDOR_ID_LINKSYS, PCI_DEVICE_ID_LINKSYS_EG1064) }, + { PCI_VENDOR_ID_LINKSYS, 0x1032, PCI_ANY_ID, 0x0015, }, { 0 } }; MODULE_DEVICE_TABLE(pci, skge_id_table); @@ -190,7 +189,7 @@ static u32 skge_supported_modes(const struct skge_hw *hw) { u32 supported; - if (iscopper(hw)) { + if (hw->copper) { supported = SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full | SUPPORTED_100baseT_Half @@ -223,7 +222,7 @@ static int skge_get_settings(struct net_device *dev, ecmd->transceiver = XCVR_INTERNAL; ecmd->supported = skge_supported_modes(hw); - if (iscopper(hw)) { + if (hw->copper) { ecmd->port = PORT_TP; ecmd->phy_address = hw->phy_addr; } else @@ -249,7 +248,7 @@ static int skge_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd) } else { u32 setting; - switch(ecmd->speed) { + switch (ecmd->speed) { case SPEED_1000: if (ecmd->duplex == DUPLEX_FULL) setting = SUPPORTED_1000baseT_Full; @@ -620,84 +619,98 @@ static int skge_set_coalesce(struct net_device *dev, return 0; } -static void skge_led_on(struct skge_hw *hw, int port) +enum led_mode { LED_MODE_OFF, LED_MODE_ON, LED_MODE_TST }; +static void skge_led(struct skge_port *skge, enum led_mode mode) { + struct skge_hw *hw = skge->hw; + int port = skge->port; + + spin_lock_bh(&hw->phy_lock); if (hw->chip_id == CHIP_ID_GENESIS) { - skge_write8(hw, SK_REG(port, LNK_LED_REG), LINKLED_ON); - skge_write8(hw, B0_LED, LED_STAT_ON); + switch (mode) { + case LED_MODE_OFF: + xm_phy_write(hw, port, PHY_BCOM_P_EXT_CTRL, PHY_B_PEC_LED_OFF); + skge_write8(hw, SK_REG(port, LNK_LED_REG), LINKLED_OFF); + skge_write32(hw, SK_REG(port, RX_LED_VAL), 0); + skge_write8(hw, SK_REG(port, RX_LED_CTRL), LED_T_OFF); + break; - skge_write8(hw, SK_REG(port, RX_LED_TST), LED_T_ON); - skge_write32(hw, SK_REG(port, RX_LED_VAL), 100); - skge_write8(hw, SK_REG(port, RX_LED_CTRL), LED_START); + case LED_MODE_ON: + skge_write8(hw, SK_REG(port, LNK_LED_REG), LINKLED_ON); + skge_write8(hw, SK_REG(port, LNK_LED_REG), LINKLED_LINKSYNC_ON); - /* For Broadcom Phy only */ - xm_phy_write(hw, port, PHY_BCOM_P_EXT_CTRL, PHY_B_PEC_LED_ON); - } else { - gm_phy_write(hw, port, PHY_MARV_LED_CTRL, 0); - gm_phy_write(hw, port, PHY_MARV_LED_OVER, - PHY_M_LED_MO_DUP(MO_LED_ON) | - PHY_M_LED_MO_10(MO_LED_ON) | - PHY_M_LED_MO_100(MO_LED_ON) | - PHY_M_LED_MO_1000(MO_LED_ON) | - PHY_M_LED_MO_RX(MO_LED_ON)); - } -} + skge_write8(hw, SK_REG(port, RX_LED_CTRL), LED_START); + skge_write8(hw, SK_REG(port, TX_LED_CTRL), LED_START); -static void skge_led_off(struct skge_hw *hw, int port) -{ - if (hw->chip_id == CHIP_ID_GENESIS) { - skge_write8(hw, SK_REG(port, LNK_LED_REG), LINKLED_OFF); - skge_write8(hw, B0_LED, LED_STAT_OFF); + break; - skge_write32(hw, SK_REG(port, RX_LED_VAL), 0); - skge_write8(hw, SK_REG(port, RX_LED_CTRL), LED_T_OFF); + case LED_MODE_TST: + skge_write8(hw, SK_REG(port, RX_LED_TST), LED_T_ON); + skge_write32(hw, SK_REG(port, RX_LED_VAL), 100); + skge_write8(hw, SK_REG(port, RX_LED_CTRL), LED_START); - /* Broadcom only */ - xm_phy_write(hw, port, PHY_BCOM_P_EXT_CTRL, PHY_B_PEC_LED_OFF); + xm_phy_write(hw, port, PHY_BCOM_P_EXT_CTRL, PHY_B_PEC_LED_ON); + break; + } } else { - gm_phy_write(hw, port, PHY_MARV_LED_CTRL, 0); - gm_phy_write(hw, port, PHY_MARV_LED_OVER, - PHY_M_LED_MO_DUP(MO_LED_OFF) | - PHY_M_LED_MO_10(MO_LED_OFF) | - PHY_M_LED_MO_100(MO_LED_OFF) | - PHY_M_LED_MO_1000(MO_LED_OFF) | - PHY_M_LED_MO_RX(MO_LED_OFF)); + switch (mode) { + case LED_MODE_OFF: + gm_phy_write(hw, port, PHY_MARV_LED_CTRL, 0); + gm_phy_write(hw, port, PHY_MARV_LED_OVER, + PHY_M_LED_MO_DUP(MO_LED_OFF) | + PHY_M_LED_MO_10(MO_LED_OFF) | + PHY_M_LED_MO_100(MO_LED_OFF) | + PHY_M_LED_MO_1000(MO_LED_OFF) | + PHY_M_LED_MO_RX(MO_LED_OFF)); + break; + case LED_MODE_ON: + gm_phy_write(hw, port, PHY_MARV_LED_CTRL, + PHY_M_LED_PULS_DUR(PULS_170MS) | + PHY_M_LED_BLINK_RT(BLINK_84MS) | + PHY_M_LEDC_TX_CTRL | + PHY_M_LEDC_DP_CTRL); + + gm_phy_write(hw, port, PHY_MARV_LED_OVER, + PHY_M_LED_MO_RX(MO_LED_OFF) | + (skge->speed == SPEED_100 ? + PHY_M_LED_MO_100(MO_LED_ON) : 0)); + break; + case LED_MODE_TST: + gm_phy_write(hw, port, PHY_MARV_LED_CTRL, 0); + gm_phy_write(hw, port, PHY_MARV_LED_OVER, + PHY_M_LED_MO_DUP(MO_LED_ON) | + PHY_M_LED_MO_10(MO_LED_ON) | + PHY_M_LED_MO_100(MO_LED_ON) | + PHY_M_LED_MO_1000(MO_LED_ON) | + PHY_M_LED_MO_RX(MO_LED_ON)); + } } -} - -static void skge_blink_timer(unsigned long data) -{ - struct skge_port *skge = (struct skge_port *) data; - struct skge_hw *hw = skge->hw; - unsigned long flags; - - spin_lock_irqsave(&hw->phy_lock, flags); - if (skge->blink_on) - skge_led_on(hw, skge->port); - else - skge_led_off(hw, skge->port); - spin_unlock_irqrestore(&hw->phy_lock, flags); - - skge->blink_on = !skge->blink_on; - mod_timer(&skge->led_blink, jiffies + BLINK_HZ); + spin_unlock_bh(&hw->phy_lock); } /* blink LED's for finding board */ static int skge_phys_id(struct net_device *dev, u32 data) { struct skge_port *skge = netdev_priv(dev); + unsigned long ms; + enum led_mode mode = LED_MODE_TST; if (!data || data > (u32)(MAX_SCHEDULE_TIMEOUT / HZ)) - data = (u32)(MAX_SCHEDULE_TIMEOUT / HZ); + ms = jiffies_to_msecs(MAX_SCHEDULE_TIMEOUT / HZ) * 1000; + else + ms = data * 1000; - /* start blinking */ - skge->blink_on = 1; - mod_timer(&skge->led_blink, jiffies+1); + while (ms > 0) { + skge_led(skge, mode); + mode ^= LED_MODE_TST; - msleep_interruptible(data * 1000); - del_timer_sync(&skge->led_blink); + if (msleep_interruptible(BLINK_MS)) + break; + ms -= BLINK_MS; + } - skge_led_off(skge->hw, skge->port); + /* back to regular LED state */ + skge_led(skge, netif_running(dev) ? LED_MODE_ON : LED_MODE_OFF); return 0; } @@ -863,6 +876,9 @@ static int skge_rx_fill(struct skge_port *skge) static void skge_link_up(struct skge_port *skge) { + skge_write8(skge->hw, SK_REG(skge->port, LNK_LED_REG), + LED_BLK_OFF|LED_SYNC_OFF|LED_ON); + netif_carrier_on(skge->netdev); if (skge->tx_avail > MAX_SKB_FRAGS + 1) netif_wake_queue(skge->netdev); @@ -881,6 +897,7 @@ static void skge_link_up(struct skge_port *skge) static void skge_link_down(struct skge_port *skge) { + skge_write8(skge->hw, SK_REG(skge->port, LNK_LED_REG), LED_OFF); netif_carrier_off(skge->netdev); netif_stop_queue(skge->netdev); @@ -1028,7 +1045,7 @@ static void bcom_check_link(struct skge_hw *hw, int port) } /* Check Duplex mismatch */ - switch(aux & PHY_B_AS_AN_RES_MSK) { + switch (aux & PHY_B_AS_AN_RES_MSK) { case PHY_B_RES_1000FD: skge->duplex = DUPLEX_FULL; break; @@ -1099,7 +1116,7 @@ static void bcom_phy_init(struct skge_port *skge, int jumbo) r |= XM_MMU_NO_PRE; xm_write16(hw, port, XM_MMU_CMD,r); - switch(id1) { + switch (id1) { case PHY_BCOM_ID1_C0: /* * Workaround BCOM Errata for the C0 type. @@ -1194,13 +1211,6 @@ static void genesis_mac_init(struct skge_hw *hw, int port) xm_write16(hw, port, XM_STAT_CMD, XM_SC_CLR_RXC | XM_SC_CLR_TXC); - /* initialize Rx, Tx and Link LED */ - skge_write8(hw, SK_REG(port, LNK_LED_REG), LINKLED_ON); - skge_write8(hw, SK_REG(port, LNK_LED_REG), LINKLED_LINKSYNC_ON); - - skge_write8(hw, SK_REG(port, RX_LED_CTRL), LED_START); - skge_write8(hw, SK_REG(port, TX_LED_CTRL), LED_START); - /* Unreset the XMAC. */ skge_write16(hw, SK_REG(port, TX_MFF_CTRL1), MFF_CLR_MAC_RST); @@ -1209,7 +1219,6 @@ static void genesis_mac_init(struct skge_hw *hw, int port) * namely for the 1000baseTX cards that use the XMAC's * GMII mode. */ - spin_lock_bh(&hw->phy_lock); /* Take external Phy out of reset */ r = skge_read32(hw, B2_GP_IO); if (port == 0) @@ -1219,7 +1228,6 @@ static void genesis_mac_init(struct skge_hw *hw, int port) skge_write32(hw, B2_GP_IO, r); skge_read32(hw, B2_GP_IO); - spin_unlock_bh(&hw->phy_lock); /* Enable GMII interfac */ xm_write16(hw, port, XM_HW_CFG, XM_HW_GMII_MD); @@ -1569,7 +1577,6 @@ static void yukon_init(struct skge_hw *hw, int port) { struct skge_port *skge = netdev_priv(hw->dev[port]); u16 ctrl, ct1000, adv; - u16 ledctrl, ledover; pr_debug("yukon_init\n"); if (skge->autoneg == AUTONEG_ENABLE) { @@ -1596,7 +1603,7 @@ static void yukon_init(struct skge_hw *hw, int port) adv = PHY_AN_CSMA; if (skge->autoneg == AUTONEG_ENABLE) { - if (iscopper(hw)) { + if (hw->copper) { if (skge->advertising & ADVERTISED_1000baseT_Full) ct1000 |= PHY_M_1000C_AFD; if (skge->advertising & ADVERTISED_1000baseT_Half) @@ -1641,32 +1648,11 @@ static void yukon_init(struct skge_hw *hw, int port) gm_phy_write(hw, port, PHY_MARV_AUNE_ADV, adv); gm_phy_write(hw, port, PHY_MARV_CTRL, ctrl); - /* Setup Phy LED's */ - ledctrl = PHY_M_LED_PULS_DUR(PULS_170MS); - ledover = 0; - - ledctrl |= PHY_M_LED_BLINK_RT(BLINK_84MS) | PHY_M_LEDC_TX_CTRL; - - /* turn off the Rx LED (LED_RX) */ - ledover |= PHY_M_LED_MO_RX(MO_LED_OFF); - - /* disable blink mode (LED_DUPLEX) on collisions */ - ctrl |= PHY_M_LEDC_DP_CTRL; - gm_phy_write(hw, port, PHY_MARV_LED_CTRL, ledctrl); - - if (skge->autoneg == AUTONEG_DISABLE || skge->speed == SPEED_100) { - /* turn on 100 Mbps LED (LED_LINK100) */ - ledover |= PHY_M_LED_MO_100(MO_LED_ON); - } - - if (ledover) - gm_phy_write(hw, port, PHY_MARV_LED_OVER, ledover); - /* Enable phy interrupt on autonegotiation complete (or link up) */ if (skge->autoneg == AUTONEG_ENABLE) - gm_phy_write(hw, port, PHY_MARV_INT_MASK, PHY_M_IS_AN_COMPL); + gm_phy_write(hw, port, PHY_MARV_INT_MASK, PHY_M_IS_AN_MSK); else - gm_phy_write(hw, port, PHY_MARV_INT_MASK, PHY_M_DEF_MSK); + gm_phy_write(hw, port, PHY_MARV_INT_MASK, PHY_M_IS_DEF_MSK); } static void yukon_reset(struct skge_hw *hw, int port) @@ -1691,7 +1677,7 @@ static void yukon_mac_init(struct skge_hw *hw, int port) /* WA code for COMA mode -- set PHY reset */ if (hw->chip_id == CHIP_ID_YUKON_LITE && - hw->chip_rev == CHIP_REV_YU_LITE_A3) + hw->chip_rev >= CHIP_REV_YU_LITE_A3) skge_write32(hw, B2_GP_IO, (skge_read32(hw, B2_GP_IO) | GP_DIR_9 | GP_IO_9)); @@ -1701,7 +1687,7 @@ static void yukon_mac_init(struct skge_hw *hw, int port) /* WA code for COMA mode -- clear PHY reset */ if (hw->chip_id == CHIP_ID_YUKON_LITE && - hw->chip_rev == CHIP_REV_YU_LITE_A3) + hw->chip_rev >= CHIP_REV_YU_LITE_A3) skge_write32(hw, B2_GP_IO, (skge_read32(hw, B2_GP_IO) | GP_DIR_9) & ~GP_IO_9); @@ -1709,7 +1695,7 @@ static void yukon_mac_init(struct skge_hw *hw, int port) /* Set hardware config mode */ reg = GPC_INT_POL_HI | GPC_DIS_FC | GPC_DIS_SLEEP | GPC_ENA_XC | GPC_ANEG_ADV_ALL_M | GPC_ENA_PAUSE; - reg |= iscopper(hw) ? GPC_HWCFG_GMII_COP : GPC_HWCFG_GMII_FIB; + reg |= hw->copper ? GPC_HWCFG_GMII_COP : GPC_HWCFG_GMII_FIB; /* Clear GMC reset */ skge_write32(hw, SK_REG(port, GPHY_CTRL), reg | GPC_RST_SET); @@ -1745,9 +1731,7 @@ static void yukon_mac_init(struct skge_hw *hw, int port) gma_write16(hw, port, GM_GP_CTRL, reg); skge_read16(hw, GMAC_IRQ_SRC); - spin_lock_bh(&hw->phy_lock); yukon_init(hw, port); - spin_unlock_bh(&hw->phy_lock); /* MIB clear */ reg = gma_read16(hw, port, GM_PHY_ADDR); @@ -1796,11 +1780,16 @@ static void yukon_mac_init(struct skge_hw *hw, int port) skge_write16(hw, SK_REG(port, RX_GMF_FL_MSK), RX_FF_FL_DEF_MSK); reg = GMF_OPER_ON | GMF_RX_F_FL_ON; if (hw->chip_id == CHIP_ID_YUKON_LITE && - hw->chip_rev == CHIP_REV_YU_LITE_A3) + hw->chip_rev >= CHIP_REV_YU_LITE_A3) reg &= ~GMF_RX_F_FL_ON; skge_write8(hw, SK_REG(port, RX_GMF_CTRL_T), GMF_RST_CLR); skge_write16(hw, SK_REG(port, RX_GMF_CTRL_T), reg); - skge_write16(hw, SK_REG(port, RX_GMF_FL_THR), RX_GMF_FL_THR_DEF); + /* + * because Pause Packet Truncation in GMAC is not working + * we have to increase the Flush Threshold to 64 bytes + * in order to flush pause packets in Rx FIFO on Yukon-1 + */ + skge_write16(hw, SK_REG(port, RX_GMF_FL_THR), RX_GMF_FL_THR_DEF+1); /* Configure Tx MAC FIFO */ skge_write8(hw, SK_REG(port, TX_GMF_CTRL_T), GMF_RST_CLR); @@ -1813,19 +1802,19 @@ static void yukon_stop(struct skge_port *skge) int port = skge->port; if (hw->chip_id == CHIP_ID_YUKON_LITE && - hw->chip_rev == CHIP_REV_YU_LITE_A3) { + hw->chip_rev >= CHIP_REV_YU_LITE_A3) { skge_write32(hw, B2_GP_IO, skge_read32(hw, B2_GP_IO) | GP_DIR_9 | GP_IO_9); } gma_write16(hw, port, GM_GP_CTRL, gma_read16(hw, port, GM_GP_CTRL) - & ~(GM_GPCR_RX_ENA|GM_GPCR_RX_ENA)); + & ~(GM_GPCR_TX_ENA|GM_GPCR_RX_ENA)); gma_read16(hw, port, GM_GP_CTRL); /* set GPHY Control reset */ - gma_write32(hw, port, GPHY_CTRL, GPC_RST_SET); - gma_write32(hw, port, GMAC_CTRL, GMC_RST_SET); + skge_write32(hw, SK_REG(port, GPHY_CTRL), GPC_RST_SET); + skge_write32(hw, SK_REG(port, GMAC_CTRL), GMC_RST_SET); } static void yukon_get_stats(struct skge_port *skge, u64 *data) @@ -1856,11 +1845,12 @@ static void yukon_mac_intr(struct skge_hw *hw, int port) if (status & GM_IS_RX_FF_OR) { ++skge->net_stats.rx_fifo_errors; - gma_write8(hw, port, RX_GMF_CTRL_T, GMF_CLI_RX_FO); + skge_write8(hw, SK_REG(port, RX_GMF_CTRL_T), GMF_CLI_RX_FO); } + if (status & GM_IS_TX_FF_UR) { ++skge->net_stats.tx_fifo_errors; - gma_write8(hw, port, TX_GMF_CTRL_T, GMF_CLI_TX_FU); + skge_write8(hw, SK_REG(port, TX_GMF_CTRL_T), GMF_CLI_TX_FU); } } @@ -1896,7 +1886,7 @@ static void yukon_link_up(struct skge_port *skge) reg |= GM_GPCR_RX_ENA | GM_GPCR_TX_ENA; gma_write16(hw, port, GM_GP_CTRL, reg); - gm_phy_write(hw, port, PHY_MARV_INT_MASK, PHY_M_DEF_MSK); + gm_phy_write(hw, port, PHY_MARV_INT_MASK, PHY_M_IS_DEF_MSK); skge_link_up(skge); } @@ -1904,12 +1894,14 @@ static void yukon_link_down(struct skge_port *skge) { struct skge_hw *hw = skge->hw; int port = skge->port; + u16 ctrl; pr_debug("yukon_link_down\n"); gm_phy_write(hw, port, PHY_MARV_INT_MASK, 0); - gm_phy_write(hw, port, GM_GP_CTRL, - gm_phy_read(hw, port, GM_GP_CTRL) - & ~(GM_GPCR_RX_ENA | GM_GPCR_TX_ENA)); + + ctrl = gma_read16(hw, port, GM_GP_CTRL); + ctrl &= ~(GM_GPCR_RX_ENA | GM_GPCR_TX_ENA); + gma_write16(hw, port, GM_GP_CTRL, ctrl); if (skge->flow_control == FLOW_MODE_REM_SEND) { /* restore Asymmetric Pause bit */ @@ -2097,10 +2089,12 @@ static int skge_up(struct net_device *dev) skge_write32(hw, B0_IMSK, hw->intr_mask); /* Initialze MAC */ + spin_lock_bh(&hw->phy_lock); if (hw->chip_id == CHIP_ID_GENESIS) genesis_mac_init(hw, port); else yukon_mac_init(hw, port); + spin_unlock_bh(&hw->phy_lock); /* Configure RAMbuffers */ chunk = hw->ram_size / ((hw->ports + 1)*2); @@ -2116,6 +2110,7 @@ static int skge_up(struct net_device *dev) /* Start receiver BMU */ wmb(); skge_write8(hw, Q_ADDR(rxqaddr[port], Q_CSR), CSR_START | CSR_IRQ_CL_F); + skge_led(skge, LED_MODE_ON); pr_debug("skge_up completed\n"); return 0; @@ -2140,8 +2135,6 @@ static int skge_down(struct net_device *dev) netif_stop_queue(dev); - del_timer_sync(&skge->led_blink); - /* Stop transmitter */ skge_write8(hw, Q_ADDR(txqaddr[port], Q_CSR), CSR_STOP); skge_write32(hw, RB_ADDR(txqaddr[port], RB_CTRL), @@ -2175,15 +2168,12 @@ static int skge_down(struct net_device *dev) if (hw->chip_id == CHIP_ID_GENESIS) { skge_write8(hw, SK_REG(port, TX_MFF_CTRL2), MFF_RST_SET); skge_write8(hw, SK_REG(port, RX_MFF_CTRL2), MFF_RST_SET); - skge_write8(hw, SK_REG(port, TX_LED_CTRL), LED_STOP); - skge_write8(hw, SK_REG(port, RX_LED_CTRL), LED_STOP); } else { skge_write8(hw, SK_REG(port, RX_GMF_CTRL_T), GMF_RST_SET); skge_write8(hw, SK_REG(port, TX_GMF_CTRL_T), GMF_RST_SET); } - /* turn off led's */ - skge_write16(hw, B0_LED, LED_STAT_OFF); + skge_led(skge, LED_MODE_OFF); skge_tx_clean(skge); skge_rx_clean(skge); @@ -2633,11 +2623,17 @@ static inline void skge_tx_intr(struct net_device *dev) spin_unlock(&skge->tx_lock); } +/* Parity errors seem to happen when Genesis is connected to a switch + * with no other ports present. Heartbeat error?? + */ static void skge_mac_parity(struct skge_hw *hw, int port) { - printk(KERN_ERR PFX "%s: mac data parity error\n", - hw->dev[port] ? hw->dev[port]->name - : (port == 0 ? "(port A)": "(port B")); + struct net_device *dev = hw->dev[port]; + + if (dev) { + struct skge_port *skge = netdev_priv(dev); + ++skge->net_stats.tx_heartbeat_errors; + } if (hw->chip_id == CHIP_ID_GENESIS) skge_write16(hw, SK_REG(port, TX_MFF_CTRL1), @@ -2683,18 +2679,6 @@ static void skge_error_irq(struct skge_hw *hw) /* Timestamp (unused) overflow */ if (hwstatus & IS_IRQ_TIST_OV) skge_write8(hw, GMAC_TI_ST_CTRL, GMT_ST_CLR_IRQ); - - if (hwstatus & IS_IRQ_SENSOR) { - /* no sensors on 32-bit Yukon */ - if (!(skge_read16(hw, B0_CTST) & CS_BUS_SLOT_SZ)) { - printk(KERN_ERR PFX "ignoring bogus sensor interrups\n"); - skge_write32(hw, B0_HWE_IMSK, - IS_ERR_MSK & ~IS_IRQ_SENSOR); - } else - printk(KERN_WARNING PFX "sensor interrupt\n"); - } - - } if (hwstatus & IS_RAM_RD_PAR) { @@ -2725,9 +2709,10 @@ static void skge_error_irq(struct skge_hw *hw) skge_pci_clear(hw); + /* if error still set then just ignore it */ hwstatus = skge_read32(hw, B0_HWE_ISRC); if (hwstatus & IS_IRQ_STAT) { - printk(KERN_WARNING PFX "IRQ status %x: still set ignoring hardware errors\n", + pr_debug("IRQ status %x: still set ignoring hardware errors\n", hwstatus); hw->intr_mask &= ~IS_HW_ERR; } @@ -2889,7 +2874,7 @@ static const char *skge_board_name(const struct skge_hw *hw) static int skge_reset(struct skge_hw *hw) { u16 ctst; - u8 t8, mac_cfg; + u8 t8, mac_cfg, pmd_type, phy_type; int i; ctst = skge_read16(hw, B0_CTST); @@ -2908,18 +2893,19 @@ static int skge_reset(struct skge_hw *hw) ctst & (CS_CLK_RUN_HOT|CS_CLK_RUN_RST|CS_CLK_RUN_ENA)); hw->chip_id = skge_read8(hw, B2_CHIP_ID); - hw->phy_type = skge_read8(hw, B2_E_1) & 0xf; - hw->pmd_type = skge_read8(hw, B2_PMD_TYP); + phy_type = skge_read8(hw, B2_E_1) & 0xf; + pmd_type = skge_read8(hw, B2_PMD_TYP); + hw->copper = (pmd_type == 'T' || pmd_type == '1'); switch (hw->chip_id) { case CHIP_ID_GENESIS: - switch (hw->phy_type) { + switch (phy_type) { case SK_PHY_BCOM: hw->phy_addr = PHY_ADDR_BCOM; break; default: printk(KERN_ERR PFX "%s: unsupported phy type 0x%x\n", - pci_name(hw->pdev), hw->phy_type); + pci_name(hw->pdev), phy_type); return -EOPNOTSUPP; } break; @@ -2927,13 +2913,10 @@ static int skge_reset(struct skge_hw *hw) case CHIP_ID_YUKON: case CHIP_ID_YUKON_LITE: case CHIP_ID_YUKON_LP: - if (hw->phy_type < SK_PHY_MARV_COPPER && hw->pmd_type != 'S') - hw->phy_type = SK_PHY_MARV_COPPER; + if (phy_type < SK_PHY_MARV_COPPER && pmd_type != 'S') + hw->copper = 1; hw->phy_addr = PHY_ADDR_MARV; - if (!iscopper(hw)) - hw->phy_type = SK_PHY_MARV_FIBER; - break; default: @@ -2961,12 +2944,20 @@ static int skge_reset(struct skge_hw *hw) else hw->ram_size = t8 * 4096; + hw->intr_mask = IS_HW_ERR | IS_EXT_REG; if (hw->chip_id == CHIP_ID_GENESIS) genesis_init(hw); else { /* switch power to VCC (WA for VAUX problem) */ skge_write8(hw, B0_POWER_CTRL, PC_VAUX_ENA | PC_VCC_ENA | PC_VAUX_OFF | PC_VCC_ON); + /* avoid boards with stuck Hardware error bits */ + if ((skge_read32(hw, B0_ISRC) & IS_HW_ERR) && + (skge_read32(hw, B0_HWE_ISRC) & IS_IRQ_SENSOR)) { + printk(KERN_WARNING PFX "stuck hardware sensor bit\n"); + hw->intr_mask &= ~IS_HW_ERR; + } + for (i = 0; i < hw->ports; i++) { skge_write16(hw, SK_REG(i, GMAC_LINK_CTRL), GMLC_RST_SET); skge_write16(hw, SK_REG(i, GMAC_LINK_CTRL), GMLC_RST_CLR); @@ -3007,7 +2998,6 @@ static int skge_reset(struct skge_hw *hw) skge_write32(hw, B2_IRQM_INI, skge_usecs2clk(hw, 100)); skge_write32(hw, B2_IRQM_CTRL, TIM_START); - hw->intr_mask = IS_HW_ERR | IS_EXT_REG; skge_write32(hw, B0_IMSK, hw->intr_mask); if (hw->chip_id != CHIP_ID_GENESIS) @@ -3083,10 +3073,6 @@ static struct net_device *skge_devinit(struct skge_hw *hw, int port, spin_lock_init(&skge->tx_lock); - init_timer(&skge->led_blink); - skge->led_blink.function = skge_blink_timer; - skge->led_blink.data = (unsigned long) skge; - if (hw->chip_id != CHIP_ID_GENESIS) { dev->features |= NETIF_F_IP_CSUM | NETIF_F_SG; skge->rx_csum = 1; diff --git a/drivers/net/skge.h b/drivers/net/skge.h index fced3d2bc07..f1680beb8e6 100644 --- a/drivers/net/skge.h +++ b/drivers/net/skge.h @@ -214,8 +214,6 @@ enum { /* B2_IRQM_HWE_MSK 32 bit IRQ Moderation HW Error Mask */ enum { - IS_ERR_MSK = 0x00003fff,/* All Error bits */ - IS_IRQ_TIST_OV = 1<<13, /* Time Stamp Timer Overflow (YUKON only) */ IS_IRQ_SENSOR = 1<<12, /* IRQ from Sensor (YUKON only) */ IS_IRQ_MST_ERR = 1<<11, /* IRQ master error detected */ @@ -230,6 +228,12 @@ enum { IS_M2_PAR_ERR = 1<<2, /* MAC 2 Parity Error */ IS_R1_PAR_ERR = 1<<1, /* Queue R1 Parity Error */ IS_R2_PAR_ERR = 1<<0, /* Queue R2 Parity Error */ + + IS_ERR_MSK = IS_IRQ_MST_ERR | IS_IRQ_STAT + | IS_NO_STAT_M1 | IS_NO_STAT_M2 + | IS_RAM_RD_PAR | IS_RAM_WR_PAR + | IS_M1_PAR_ERR | IS_M2_PAR_ERR + | IS_R1_PAR_ERR | IS_R2_PAR_ERR, }; /* B2_TST_CTRL1 8 bit Test Control Register 1 */ @@ -1449,10 +1453,12 @@ enum { PHY_M_IS_DTE_CHANGE = 1<<2, /* DTE Power Det. Status Changed */ PHY_M_IS_POL_CHANGE = 1<<1, /* Polarity Changed */ PHY_M_IS_JABBER = 1<<0, /* Jabber */ -}; -#define PHY_M_DEF_MSK ( PHY_M_IS_AN_ERROR | PHY_M_IS_LSP_CHANGE | \ - PHY_M_IS_LST_CHANGE | PHY_M_IS_FIFO_ERROR) + PHY_M_IS_DEF_MSK = PHY_M_IS_AN_ERROR | PHY_M_IS_LSP_CHANGE | + PHY_M_IS_LST_CHANGE | PHY_M_IS_FIFO_ERROR, + + PHY_M_IS_AN_MSK = PHY_M_IS_AN_ERROR | PHY_M_IS_AN_COMPL, +}; /***** PHY_MARV_EXT_CTRL 16 bit r/w Ext. PHY Specific Ctrl *****/ enum { @@ -1509,7 +1515,7 @@ enum { PHY_M_LEDC_TX_C_MSB = 1<<0, /* Tx Control (MSB, 88E1111 only) */ }; -#define PHY_M_LED_PULS_DUR(x) ( ((x)<<12) & PHY_M_LEDC_PULS_MSK) +#define PHY_M_LED_PULS_DUR(x) (((x)<<12) & PHY_M_LEDC_PULS_MSK) enum { PULS_NO_STR = 0,/* no pulse stretching */ @@ -1522,7 +1528,7 @@ enum { PULS_1300MS = 7,/* 1.3 s to 2.7 s */ }; -#define PHY_M_LED_BLINK_RT(x) ( ((x)<<8) & PHY_M_LEDC_BL_R_MSK) +#define PHY_M_LED_BLINK_RT(x) (((x)<<8) & PHY_M_LEDC_BL_R_MSK) enum { BLINK_42MS = 0,/* 42 ms */ @@ -1602,9 +1608,9 @@ enum { PHY_M_FELP_LED0_MSK = 0xf, /* Bit 3.. 0: LED0 Mask (SPEED) */ }; -#define PHY_M_FELP_LED2_CTRL(x) ( ((x)<<8) & PHY_M_FELP_LED2_MSK) -#define PHY_M_FELP_LED1_CTRL(x) ( ((x)<<4) & PHY_M_FELP_LED1_MSK) -#define PHY_M_FELP_LED0_CTRL(x) ( ((x)<<0) & PHY_M_FELP_LED0_MSK) +#define PHY_M_FELP_LED2_CTRL(x) (((x)<<8) & PHY_M_FELP_LED2_MSK) +#define PHY_M_FELP_LED1_CTRL(x) (((x)<<4) & PHY_M_FELP_LED1_MSK) +#define PHY_M_FELP_LED0_CTRL(x) (((x)<<0) & PHY_M_FELP_LED0_MSK) enum { LED_PAR_CTRL_COLX = 0x00, @@ -1640,7 +1646,7 @@ enum { PHY_M_MAC_MD_COPPER = 5,/* Copper only */ PHY_M_MAC_MD_1000BX = 7,/* 1000Base-X only */ }; -#define PHY_M_MAC_MODE_SEL(x) ( ((x)<<7) & PHY_M_MAC_MD_MSK) +#define PHY_M_MAC_MODE_SEL(x) (((x)<<7) & PHY_M_MAC_MD_MSK) /***** PHY_MARV_PHY_CTRL (page 3) 16 bit r/w LED Control Reg. *****/ enum { @@ -1650,10 +1656,10 @@ enum { PHY_M_LEDC_STA0_MSK = 0xf, /* Bit 3.. 0: STAT0 LED Ctrl. Mask */ }; -#define PHY_M_LEDC_LOS_CTRL(x) ( ((x)<<12) & PHY_M_LEDC_LOS_MSK) -#define PHY_M_LEDC_INIT_CTRL(x) ( ((x)<<8) & PHY_M_LEDC_INIT_MSK) -#define PHY_M_LEDC_STA1_CTRL(x) ( ((x)<<4) & PHY_M_LEDC_STA1_MSK) -#define PHY_M_LEDC_STA0_CTRL(x) ( ((x)<<0) & PHY_M_LEDC_STA0_MSK) +#define PHY_M_LEDC_LOS_CTRL(x) (((x)<<12) & PHY_M_LEDC_LOS_MSK) +#define PHY_M_LEDC_INIT_CTRL(x) (((x)<<8) & PHY_M_LEDC_INIT_MSK) +#define PHY_M_LEDC_STA1_CTRL(x) (((x)<<4) & PHY_M_LEDC_STA1_MSK) +#define PHY_M_LEDC_STA0_CTRL(x) (((x)<<0) & PHY_M_LEDC_STA0_MSK) /* GMAC registers */ /* Port Registers */ @@ -2454,24 +2460,17 @@ struct skge_hw { u8 chip_id; u8 chip_rev; - u8 phy_type; - u8 pmd_type; - u16 phy_addr; + u8 copper; u8 ports; u32 ram_size; u32 ram_offset; + u16 phy_addr; struct tasklet_struct ext_tasklet; spinlock_t phy_lock; }; - -static inline int iscopper(const struct skge_hw *hw) -{ - return (hw->pmd_type == 'T'); -} - enum { FLOW_MODE_NONE = 0, /* No Flow-Control */ FLOW_MODE_LOC_SEND = 1, /* Local station sends PAUSE */ @@ -2505,8 +2504,6 @@ struct skge_port { dma_addr_t dma; unsigned long mem_size; unsigned int rx_buf_size; - - struct timer_list led_blink; }; @@ -2606,17 +2603,6 @@ static inline void gma_write16(const struct skge_hw *hw, int port, int r, u16 v) skge_write16(hw, SK_GMAC_REG(port,r), v); } -static inline void gma_write32(const struct skge_hw *hw, int port, int r, u32 v) -{ - skge_write16(hw, SK_GMAC_REG(port, r), (u16) v); - skge_write32(hw, SK_GMAC_REG(port, r+4), (u16)(v >> 16)); -} - -static inline void gma_write8(const struct skge_hw *hw, int port, int r, u8 v) -{ - skge_write8(hw, SK_GMAC_REG(port,r), v); -} - static inline void gma_set_addr(struct skge_hw *hw, int port, int reg, const u8 *addr) { diff --git a/drivers/net/smc-ultra.c b/drivers/net/smc-ultra.c index 6d9dae60a69..ba8593ac3f8 100644 --- a/drivers/net/smc-ultra.c +++ b/drivers/net/smc-ultra.c @@ -68,6 +68,7 @@ static const char version[] = #include <linux/etherdevice.h> #include <asm/io.h> +#include <asm/irq.h> #include <asm/system.h> #include "8390.h" diff --git a/drivers/net/smc91x.h b/drivers/net/smc91x.h index 7089d86e857..a9b06b8d8e3 100644 --- a/drivers/net/smc91x.h +++ b/drivers/net/smc91x.h @@ -188,7 +188,7 @@ SMC_outw(u16 val, void __iomem *ioaddr, int reg) #define SMC_IRQ_TRIGGER_TYPE (( \ machine_is_omap_h2() \ || machine_is_omap_h3() \ - || (machine_is_omap_innovator() && !cpu_is_omap150()) \ + || (machine_is_omap_innovator() && !cpu_is_omap1510()) \ ) ? IRQT_FALLING : IRQT_RISING) diff --git a/drivers/net/sonic.c b/drivers/net/sonic.c index cdc9cc873e0..90b818a8de6 100644 --- a/drivers/net/sonic.c +++ b/drivers/net/sonic.c @@ -1,6 +1,11 @@ /* * sonic.c * + * (C) 2005 Finn Thain + * + * Converted to DMA API, added zero-copy buffer handling, and + * (from the mac68k project) introduced dhd's support for 16-bit cards. + * * (C) 1996,1998 by Thomas Bogendoerfer (tsbogend@alpha.franken.de) * * This driver is based on work from Andreas Busse, but most of @@ -9,12 +14,23 @@ * (C) 1995 by Andreas Busse (andy@waldorf-gmbh.de) * * Core code included by system sonic drivers + * + * And... partially rewritten again by David Huggins-Daines in order + * to cope with screwed up Macintosh NICs that may or may not use + * 16-bit DMA. + * + * (C) 1999 David Huggins-Daines <dhd@debian.org> + * */ /* * Sources: Olivetti M700-10 Risc Personal Computer hardware handbook, * National Semiconductors data sheet for the DP83932B Sonic Ethernet * controller, and the files "8390.c" and "skeleton.c" in this directory. + * + * Additional sources: Nat Semi data sheet for the DP83932C and Nat Semi + * Application Note AN-746, the files "lance.c" and "ibmlana.c". See also + * the NetBSD file "sys/arch/mac68k/dev/if_sn.c". */ @@ -28,6 +44,9 @@ */ static int sonic_open(struct net_device *dev) { + struct sonic_local *lp = netdev_priv(dev); + int i; + if (sonic_debug > 2) printk("sonic_open: initializing sonic driver.\n"); @@ -40,14 +59,59 @@ static int sonic_open(struct net_device *dev) * This means that during execution of the handler interrupt are disabled * covering another bug otherwise corrupting data. This doesn't mean * this glue works ok under all situations. + * + * Note (dhd): this also appears to prevent lockups on the Macintrash + * when more than one Ethernet card is installed (knock on wood) + * + * Note (fthain): whether the above is still true is anyones guess. Certainly + * the buffer handling algorithms will not tolerate re-entrance without some + * mutual exclusion added. Anyway, the memcpy has now been eliminated from the + * rx code to make this a faster "fast interrupt". */ -// if (sonic_request_irq(dev->irq, &sonic_interrupt, 0, "sonic", dev)) { - if (sonic_request_irq(dev->irq, &sonic_interrupt, SA_INTERRUPT, - "sonic", dev)) { - printk("\n%s: unable to get IRQ %d .\n", dev->name, dev->irq); + if (request_irq(dev->irq, &sonic_interrupt, SONIC_IRQ_FLAG, "sonic", dev)) { + printk(KERN_ERR "\n%s: unable to get IRQ %d .\n", dev->name, dev->irq); return -EAGAIN; } + for (i = 0; i < SONIC_NUM_RRS; i++) { + struct sk_buff *skb = dev_alloc_skb(SONIC_RBSIZE + 2); + if (skb == NULL) { + while(i > 0) { /* free any that were allocated successfully */ + i--; + dev_kfree_skb(lp->rx_skb[i]); + lp->rx_skb[i] = NULL; + } + printk(KERN_ERR "%s: couldn't allocate receive buffers\n", + dev->name); + return -ENOMEM; + } + skb->dev = dev; + /* align IP header unless DMA requires otherwise */ + if (SONIC_BUS_SCALE(lp->dma_bitmode) == 2) + skb_reserve(skb, 2); + lp->rx_skb[i] = skb; + } + + for (i = 0; i < SONIC_NUM_RRS; i++) { + dma_addr_t laddr = dma_map_single(lp->device, skb_put(lp->rx_skb[i], SONIC_RBSIZE), + SONIC_RBSIZE, DMA_FROM_DEVICE); + if (!laddr) { + while(i > 0) { /* free any that were mapped successfully */ + i--; + dma_unmap_single(lp->device, lp->rx_laddr[i], SONIC_RBSIZE, DMA_FROM_DEVICE); + lp->rx_laddr[i] = (dma_addr_t)0; + } + for (i = 0; i < SONIC_NUM_RRS; i++) { + dev_kfree_skb(lp->rx_skb[i]); + lp->rx_skb[i] = NULL; + } + printk(KERN_ERR "%s: couldn't map rx DMA buffers\n", + dev->name); + return -ENOMEM; + } + lp->rx_laddr[i] = laddr; + } + /* * Initialize the SONIC */ @@ -67,7 +131,8 @@ static int sonic_open(struct net_device *dev) */ static int sonic_close(struct net_device *dev) { - unsigned int base_addr = dev->base_addr; + struct sonic_local *lp = netdev_priv(dev); + int i; if (sonic_debug > 2) printk("sonic_close\n"); @@ -77,20 +142,56 @@ static int sonic_close(struct net_device *dev) /* * stop the SONIC, disable interrupts */ - SONIC_WRITE(SONIC_ISR, 0x7fff); SONIC_WRITE(SONIC_IMR, 0); + SONIC_WRITE(SONIC_ISR, 0x7fff); SONIC_WRITE(SONIC_CMD, SONIC_CR_RST); - sonic_free_irq(dev->irq, dev); /* release the IRQ */ + /* unmap and free skbs that haven't been transmitted */ + for (i = 0; i < SONIC_NUM_TDS; i++) { + if(lp->tx_laddr[i]) { + dma_unmap_single(lp->device, lp->tx_laddr[i], lp->tx_len[i], DMA_TO_DEVICE); + lp->tx_laddr[i] = (dma_addr_t)0; + } + if(lp->tx_skb[i]) { + dev_kfree_skb(lp->tx_skb[i]); + lp->tx_skb[i] = NULL; + } + } + + /* unmap and free the receive buffers */ + for (i = 0; i < SONIC_NUM_RRS; i++) { + if(lp->rx_laddr[i]) { + dma_unmap_single(lp->device, lp->rx_laddr[i], SONIC_RBSIZE, DMA_FROM_DEVICE); + lp->rx_laddr[i] = (dma_addr_t)0; + } + if(lp->rx_skb[i]) { + dev_kfree_skb(lp->rx_skb[i]); + lp->rx_skb[i] = NULL; + } + } + + free_irq(dev->irq, dev); /* release the IRQ */ return 0; } static void sonic_tx_timeout(struct net_device *dev) { - struct sonic_local *lp = (struct sonic_local *) dev->priv; - printk("%s: transmit timed out.\n", dev->name); - + struct sonic_local *lp = netdev_priv(dev); + int i; + /* Stop the interrupts for this */ + SONIC_WRITE(SONIC_IMR, 0); + /* We could resend the original skbs. Easier to re-initialise. */ + for (i = 0; i < SONIC_NUM_TDS; i++) { + if(lp->tx_laddr[i]) { + dma_unmap_single(lp->device, lp->tx_laddr[i], lp->tx_len[i], DMA_TO_DEVICE); + lp->tx_laddr[i] = (dma_addr_t)0; + } + if(lp->tx_skb[i]) { + dev_kfree_skb(lp->tx_skb[i]); + lp->tx_skb[i] = NULL; + } + } /* Try to restart the adaptor. */ sonic_init(dev); lp->stats.tx_errors++; @@ -100,60 +201,92 @@ static void sonic_tx_timeout(struct net_device *dev) /* * transmit packet + * + * Appends new TD during transmission thus avoiding any TX interrupts + * until we run out of TDs. + * This routine interacts closely with the ISR in that it may, + * set tx_skb[i] + * reset the status flags of the new TD + * set and reset EOL flags + * stop the tx queue + * The ISR interacts with this routine in various ways. It may, + * reset tx_skb[i] + * test the EOL and status flags of the TDs + * wake the tx queue + * Concurrently with all of this, the SONIC is potentially writing to + * the status flags of the TDs. + * Until some mutual exclusion is added, this code will not work with SMP. However, + * MIPS Jazz machines and m68k Macs were all uni-processor machines. */ + static int sonic_send_packet(struct sk_buff *skb, struct net_device *dev) { - struct sonic_local *lp = (struct sonic_local *) dev->priv; - unsigned int base_addr = dev->base_addr; - unsigned int laddr; - int entry, length; - - netif_stop_queue(dev); + struct sonic_local *lp = netdev_priv(dev); + dma_addr_t laddr; + int length; + int entry = lp->next_tx; if (sonic_debug > 2) printk("sonic_send_packet: skb=%p, dev=%p\n", skb, dev); + length = skb->len; + if (length < ETH_ZLEN) { + skb = skb_padto(skb, ETH_ZLEN); + if (skb == NULL) + return 0; + length = ETH_ZLEN; + } + /* * Map the packet data into the logical DMA address space */ - if ((laddr = vdma_alloc(CPHYSADDR(skb->data), skb->len)) == ~0UL) { - printk("%s: no VDMA entry for transmit available.\n", - dev->name); + + laddr = dma_map_single(lp->device, skb->data, length, DMA_TO_DEVICE); + if (!laddr) { + printk(KERN_ERR "%s: failed to map tx DMA buffer.\n", dev->name); dev_kfree_skb(skb); - netif_start_queue(dev); return 1; } - entry = lp->cur_tx & SONIC_TDS_MASK; + + sonic_tda_put(dev, entry, SONIC_TD_STATUS, 0); /* clear status */ + sonic_tda_put(dev, entry, SONIC_TD_FRAG_COUNT, 1); /* single fragment */ + sonic_tda_put(dev, entry, SONIC_TD_PKTSIZE, length); /* length of packet */ + sonic_tda_put(dev, entry, SONIC_TD_FRAG_PTR_L, laddr & 0xffff); + sonic_tda_put(dev, entry, SONIC_TD_FRAG_PTR_H, laddr >> 16); + sonic_tda_put(dev, entry, SONIC_TD_FRAG_SIZE, length); + sonic_tda_put(dev, entry, SONIC_TD_LINK, + sonic_tda_get(dev, entry, SONIC_TD_LINK) | SONIC_EOL); + + /* + * Must set tx_skb[entry] only after clearing status, and + * before clearing EOL and before stopping queue + */ + wmb(); + lp->tx_len[entry] = length; lp->tx_laddr[entry] = laddr; lp->tx_skb[entry] = skb; - length = (skb->len < ETH_ZLEN) ? ETH_ZLEN : skb->len; - flush_cache_all(); + wmb(); + sonic_tda_put(dev, lp->eol_tx, SONIC_TD_LINK, + sonic_tda_get(dev, lp->eol_tx, SONIC_TD_LINK) & ~SONIC_EOL); + lp->eol_tx = entry; - /* - * Setup the transmit descriptor and issue the transmit command. - */ - lp->tda[entry].tx_status = 0; /* clear status */ - lp->tda[entry].tx_frag_count = 1; /* single fragment */ - lp->tda[entry].tx_pktsize = length; /* length of packet */ - lp->tda[entry].tx_frag_ptr_l = laddr & 0xffff; - lp->tda[entry].tx_frag_ptr_h = laddr >> 16; - lp->tda[entry].tx_frag_size = length; - lp->cur_tx++; - lp->stats.tx_bytes += length; + lp->next_tx = (entry + 1) & SONIC_TDS_MASK; + if (lp->tx_skb[lp->next_tx] != NULL) { + /* The ring is full, the ISR has yet to process the next TD. */ + if (sonic_debug > 3) + printk("%s: stopping queue\n", dev->name); + netif_stop_queue(dev); + /* after this packet, wait for ISR to free up some TDAs */ + } else netif_start_queue(dev); if (sonic_debug > 2) - printk("sonic_send_packet: issueing Tx command\n"); + printk("sonic_send_packet: issuing Tx command\n"); SONIC_WRITE(SONIC_CMD, SONIC_CR_TXP); dev->trans_start = jiffies; - if (lp->cur_tx < lp->dirty_tx + SONIC_NUM_TDS) - netif_start_queue(dev); - else - lp->tx_full = 1; - return 0; } @@ -164,175 +297,199 @@ static int sonic_send_packet(struct sk_buff *skb, struct net_device *dev) static irqreturn_t sonic_interrupt(int irq, void *dev_id, struct pt_regs *regs) { struct net_device *dev = (struct net_device *) dev_id; - unsigned int base_addr = dev->base_addr; - struct sonic_local *lp; + struct sonic_local *lp = netdev_priv(dev); int status; if (dev == NULL) { - printk("sonic_interrupt: irq %d for unknown device.\n", irq); + printk(KERN_ERR "sonic_interrupt: irq %d for unknown device.\n", irq); return IRQ_NONE; } - lp = (struct sonic_local *) dev->priv; - - status = SONIC_READ(SONIC_ISR); - SONIC_WRITE(SONIC_ISR, 0x7fff); /* clear all bits */ - - if (sonic_debug > 2) - printk("sonic_interrupt: ISR=%x\n", status); - - if (status & SONIC_INT_PKTRX) { - sonic_rx(dev); /* got packet(s) */ - } - - if (status & SONIC_INT_TXDN) { - int dirty_tx = lp->dirty_tx; - - while (dirty_tx < lp->cur_tx) { - int entry = dirty_tx & SONIC_TDS_MASK; - int status = lp->tda[entry].tx_status; + if (!(status = SONIC_READ(SONIC_ISR) & SONIC_IMR_DEFAULT)) + return IRQ_NONE; - if (sonic_debug > 3) - printk - ("sonic_interrupt: status %d, cur_tx %d, dirty_tx %d\n", - status, lp->cur_tx, lp->dirty_tx); + do { + if (status & SONIC_INT_PKTRX) { + if (sonic_debug > 2) + printk("%s: packet rx\n", dev->name); + sonic_rx(dev); /* got packet(s) */ + SONIC_WRITE(SONIC_ISR, SONIC_INT_PKTRX); /* clear the interrupt */ + } - if (status == 0) { - /* It still hasn't been Txed, kick the sonic again */ - SONIC_WRITE(SONIC_CMD, SONIC_CR_TXP); - break; - } + if (status & SONIC_INT_TXDN) { + int entry = lp->cur_tx; + int td_status; + int freed_some = 0; - /* put back EOL and free descriptor */ - lp->tda[entry].tx_frag_count = 0; - lp->tda[entry].tx_status = 0; - - if (status & 0x0001) - lp->stats.tx_packets++; - else { - lp->stats.tx_errors++; - if (status & 0x0642) - lp->stats.tx_aborted_errors++; - if (status & 0x0180) - lp->stats.tx_carrier_errors++; - if (status & 0x0020) - lp->stats.tx_window_errors++; - if (status & 0x0004) - lp->stats.tx_fifo_errors++; - } + /* At this point, cur_tx is the index of a TD that is one of: + * unallocated/freed (status set & tx_skb[entry] clear) + * allocated and sent (status set & tx_skb[entry] set ) + * allocated and not yet sent (status clear & tx_skb[entry] set ) + * still being allocated by sonic_send_packet (status clear & tx_skb[entry] clear) + */ - /* We must free the original skb */ - if (lp->tx_skb[entry]) { + if (sonic_debug > 2) + printk("%s: tx done\n", dev->name); + + while (lp->tx_skb[entry] != NULL) { + if ((td_status = sonic_tda_get(dev, entry, SONIC_TD_STATUS)) == 0) + break; + + if (td_status & 0x0001) { + lp->stats.tx_packets++; + lp->stats.tx_bytes += sonic_tda_get(dev, entry, SONIC_TD_PKTSIZE); + } else { + lp->stats.tx_errors++; + if (td_status & 0x0642) + lp->stats.tx_aborted_errors++; + if (td_status & 0x0180) + lp->stats.tx_carrier_errors++; + if (td_status & 0x0020) + lp->stats.tx_window_errors++; + if (td_status & 0x0004) + lp->stats.tx_fifo_errors++; + } + + /* We must free the original skb */ dev_kfree_skb_irq(lp->tx_skb[entry]); - lp->tx_skb[entry] = 0; + lp->tx_skb[entry] = NULL; + /* and unmap DMA buffer */ + dma_unmap_single(lp->device, lp->tx_laddr[entry], lp->tx_len[entry], DMA_TO_DEVICE); + lp->tx_laddr[entry] = (dma_addr_t)0; + freed_some = 1; + + if (sonic_tda_get(dev, entry, SONIC_TD_LINK) & SONIC_EOL) { + entry = (entry + 1) & SONIC_TDS_MASK; + break; + } + entry = (entry + 1) & SONIC_TDS_MASK; } - /* and the VDMA address */ - vdma_free(lp->tx_laddr[entry]); - dirty_tx++; - } - if (lp->tx_full - && dirty_tx + SONIC_NUM_TDS > lp->cur_tx + 2) { - /* The ring is no longer full, clear tbusy. */ - lp->tx_full = 0; - netif_wake_queue(dev); + if (freed_some || lp->tx_skb[entry] == NULL) + netif_wake_queue(dev); /* The ring is no longer full */ + lp->cur_tx = entry; + SONIC_WRITE(SONIC_ISR, SONIC_INT_TXDN); /* clear the interrupt */ } - lp->dirty_tx = dirty_tx; - } + /* + * check error conditions + */ + if (status & SONIC_INT_RFO) { + if (sonic_debug > 1) + printk("%s: rx fifo overrun\n", dev->name); + lp->stats.rx_fifo_errors++; + SONIC_WRITE(SONIC_ISR, SONIC_INT_RFO); /* clear the interrupt */ + } + if (status & SONIC_INT_RDE) { + if (sonic_debug > 1) + printk("%s: rx descriptors exhausted\n", dev->name); + lp->stats.rx_dropped++; + SONIC_WRITE(SONIC_ISR, SONIC_INT_RDE); /* clear the interrupt */ + } + if (status & SONIC_INT_RBAE) { + if (sonic_debug > 1) + printk("%s: rx buffer area exceeded\n", dev->name); + lp->stats.rx_dropped++; + SONIC_WRITE(SONIC_ISR, SONIC_INT_RBAE); /* clear the interrupt */ + } - /* - * check error conditions - */ - if (status & SONIC_INT_RFO) { - printk("%s: receive fifo underrun\n", dev->name); - lp->stats.rx_fifo_errors++; - } - if (status & SONIC_INT_RDE) { - printk("%s: receive descriptors exhausted\n", dev->name); - lp->stats.rx_dropped++; - } - if (status & SONIC_INT_RBE) { - printk("%s: receive buffer exhausted\n", dev->name); - lp->stats.rx_dropped++; - } - if (status & SONIC_INT_RBAE) { - printk("%s: receive buffer area exhausted\n", dev->name); - lp->stats.rx_dropped++; - } + /* counter overruns; all counters are 16bit wide */ + if (status & SONIC_INT_FAE) { + lp->stats.rx_frame_errors += 65536; + SONIC_WRITE(SONIC_ISR, SONIC_INT_FAE); /* clear the interrupt */ + } + if (status & SONIC_INT_CRC) { + lp->stats.rx_crc_errors += 65536; + SONIC_WRITE(SONIC_ISR, SONIC_INT_CRC); /* clear the interrupt */ + } + if (status & SONIC_INT_MP) { + lp->stats.rx_missed_errors += 65536; + SONIC_WRITE(SONIC_ISR, SONIC_INT_MP); /* clear the interrupt */ + } - /* counter overruns; all counters are 16bit wide */ - if (status & SONIC_INT_FAE) - lp->stats.rx_frame_errors += 65536; - if (status & SONIC_INT_CRC) - lp->stats.rx_crc_errors += 65536; - if (status & SONIC_INT_MP) - lp->stats.rx_missed_errors += 65536; + /* transmit error */ + if (status & SONIC_INT_TXER) { + if ((SONIC_READ(SONIC_TCR) & SONIC_TCR_FU) && (sonic_debug > 2)) + printk(KERN_ERR "%s: tx fifo underrun\n", dev->name); + SONIC_WRITE(SONIC_ISR, SONIC_INT_TXER); /* clear the interrupt */ + } - /* transmit error */ - if (status & SONIC_INT_TXER) - lp->stats.tx_errors++; + /* bus retry */ + if (status & SONIC_INT_BR) { + printk(KERN_ERR "%s: Bus retry occurred! Device interrupt disabled.\n", + dev->name); + /* ... to help debug DMA problems causing endless interrupts. */ + /* Bounce the eth interface to turn on the interrupt again. */ + SONIC_WRITE(SONIC_IMR, 0); + SONIC_WRITE(SONIC_ISR, SONIC_INT_BR); /* clear the interrupt */ + } - /* - * clear interrupt bits and return - */ - SONIC_WRITE(SONIC_ISR, status); + /* load CAM done */ + if (status & SONIC_INT_LCD) + SONIC_WRITE(SONIC_ISR, SONIC_INT_LCD); /* clear the interrupt */ + } while((status = SONIC_READ(SONIC_ISR) & SONIC_IMR_DEFAULT)); return IRQ_HANDLED; } /* - * We have a good packet(s), get it/them out of the buffers. + * We have a good packet(s), pass it/them up the network stack. */ static void sonic_rx(struct net_device *dev) { - unsigned int base_addr = dev->base_addr; - struct sonic_local *lp = (struct sonic_local *) dev->priv; - sonic_rd_t *rd = &lp->rda[lp->cur_rx & SONIC_RDS_MASK]; + struct sonic_local *lp = netdev_priv(dev); int status; - - while (rd->in_use == 0) { - struct sk_buff *skb; + int entry = lp->cur_rx; + + while (sonic_rda_get(dev, entry, SONIC_RD_IN_USE) == 0) { + struct sk_buff *used_skb; + struct sk_buff *new_skb; + dma_addr_t new_laddr; + u16 bufadr_l; + u16 bufadr_h; int pkt_len; - unsigned char *pkt_ptr; - status = rd->rx_status; - if (sonic_debug > 3) - printk("status %x, cur_rx %d, cur_rra %x\n", - status, lp->cur_rx, lp->cur_rra); + status = sonic_rda_get(dev, entry, SONIC_RD_STATUS); if (status & SONIC_RCR_PRX) { - pkt_len = rd->rx_pktlen; - pkt_ptr = - (char *) - sonic_chiptomem((rd->rx_pktptr_h << 16) + - rd->rx_pktptr_l); - - if (sonic_debug > 3) - printk - ("pktptr %p (rba %p) h:%x l:%x, bsize h:%x l:%x\n", - pkt_ptr, lp->rba, rd->rx_pktptr_h, - rd->rx_pktptr_l, - SONIC_READ(SONIC_RBWC1), - SONIC_READ(SONIC_RBWC0)); - /* Malloc up new buffer. */ - skb = dev_alloc_skb(pkt_len + 2); - if (skb == NULL) { - printk - ("%s: Memory squeeze, dropping packet.\n", - dev->name); + new_skb = dev_alloc_skb(SONIC_RBSIZE + 2); + if (new_skb == NULL) { + printk(KERN_ERR "%s: Memory squeeze, dropping packet.\n", dev->name); + lp->stats.rx_dropped++; + break; + } + new_skb->dev = dev; + /* provide 16 byte IP header alignment unless DMA requires otherwise */ + if(SONIC_BUS_SCALE(lp->dma_bitmode) == 2) + skb_reserve(new_skb, 2); + + new_laddr = dma_map_single(lp->device, skb_put(new_skb, SONIC_RBSIZE), + SONIC_RBSIZE, DMA_FROM_DEVICE); + if (!new_laddr) { + dev_kfree_skb(new_skb); + printk(KERN_ERR "%s: Failed to map rx buffer, dropping packet.\n", dev->name); lp->stats.rx_dropped++; break; } - skb->dev = dev; - skb_reserve(skb, 2); /* 16 byte align */ - skb_put(skb, pkt_len); /* Make room */ - eth_copy_and_sum(skb, pkt_ptr, pkt_len, 0); - skb->protocol = eth_type_trans(skb, dev); - netif_rx(skb); /* pass the packet to upper layers */ + + /* now we have a new skb to replace it, pass the used one up the stack */ + dma_unmap_single(lp->device, lp->rx_laddr[entry], SONIC_RBSIZE, DMA_FROM_DEVICE); + used_skb = lp->rx_skb[entry]; + pkt_len = sonic_rda_get(dev, entry, SONIC_RD_PKTLEN); + skb_trim(used_skb, pkt_len); + used_skb->protocol = eth_type_trans(used_skb, dev); + netif_rx(used_skb); dev->last_rx = jiffies; lp->stats.rx_packets++; lp->stats.rx_bytes += pkt_len; + /* and insert the new skb */ + lp->rx_laddr[entry] = new_laddr; + lp->rx_skb[entry] = new_skb; + + bufadr_l = (unsigned long)new_laddr & 0xffff; + bufadr_h = (unsigned long)new_laddr >> 16; + sonic_rra_put(dev, entry, SONIC_RR_BUFADR_L, bufadr_l); + sonic_rra_put(dev, entry, SONIC_RR_BUFADR_H, bufadr_h); } else { /* This should only happen, if we enable accepting broken packets. */ lp->stats.rx_errors++; @@ -341,29 +498,35 @@ static void sonic_rx(struct net_device *dev) if (status & SONIC_RCR_CRCR) lp->stats.rx_crc_errors++; } - - rd->in_use = 1; - rd = &lp->rda[(++lp->cur_rx) & SONIC_RDS_MASK]; - /* now give back the buffer to the receive buffer area */ if (status & SONIC_RCR_LPKT) { /* - * this was the last packet out of the current receice buffer + * this was the last packet out of the current receive buffer * give the buffer back to the SONIC */ - lp->cur_rra += sizeof(sonic_rr_t); - if (lp->cur_rra > - (lp->rra_laddr + - (SONIC_NUM_RRS - - 1) * sizeof(sonic_rr_t))) lp->cur_rra = - lp->rra_laddr; - SONIC_WRITE(SONIC_RWP, lp->cur_rra & 0xffff); + lp->cur_rwp += SIZEOF_SONIC_RR * SONIC_BUS_SCALE(lp->dma_bitmode); + if (lp->cur_rwp >= lp->rra_end) lp->cur_rwp = lp->rra_laddr & 0xffff; + SONIC_WRITE(SONIC_RWP, lp->cur_rwp); + if (SONIC_READ(SONIC_ISR) & SONIC_INT_RBE) { + if (sonic_debug > 2) + printk("%s: rx buffer exhausted\n", dev->name); + SONIC_WRITE(SONIC_ISR, SONIC_INT_RBE); /* clear the flag */ + } } else - printk - ("%s: rx desc without RCR_LPKT. Shouldn't happen !?\n", + printk(KERN_ERR "%s: rx desc without RCR_LPKT. Shouldn't happen !?\n", dev->name); + /* + * give back the descriptor + */ + sonic_rda_put(dev, entry, SONIC_RD_LINK, + sonic_rda_get(dev, entry, SONIC_RD_LINK) | SONIC_EOL); + sonic_rda_put(dev, entry, SONIC_RD_IN_USE, 1); + sonic_rda_put(dev, lp->eol_rx, SONIC_RD_LINK, + sonic_rda_get(dev, lp->eol_rx, SONIC_RD_LINK) & ~SONIC_EOL); + lp->eol_rx = entry; + lp->cur_rx = entry = (entry + 1) & SONIC_RDS_MASK; } /* - * If any worth-while packets have been received, dev_rint() + * If any worth-while packets have been received, netif_rx() * has done a mark_bh(NET_BH) for us and will work on them * when we get to the bottom-half routine. */ @@ -376,8 +539,7 @@ static void sonic_rx(struct net_device *dev) */ static struct net_device_stats *sonic_get_stats(struct net_device *dev) { - struct sonic_local *lp = (struct sonic_local *) dev->priv; - unsigned int base_addr = dev->base_addr; + struct sonic_local *lp = netdev_priv(dev); /* read the tally counter from the SONIC and reset them */ lp->stats.rx_crc_errors += SONIC_READ(SONIC_CRCT); @@ -396,8 +558,7 @@ static struct net_device_stats *sonic_get_stats(struct net_device *dev) */ static void sonic_multicast_list(struct net_device *dev) { - struct sonic_local *lp = (struct sonic_local *) dev->priv; - unsigned int base_addr = dev->base_addr; + struct sonic_local *lp = netdev_priv(dev); unsigned int rcr; struct dev_mc_list *dmi = dev->mc_list; unsigned char *addr; @@ -413,20 +574,15 @@ static void sonic_multicast_list(struct net_device *dev) rcr |= SONIC_RCR_AMC; } else { if (sonic_debug > 2) - printk - ("sonic_multicast_list: mc_count %d\n", - dev->mc_count); - lp->cda.cam_enable = 1; /* always enable our own address */ + printk("sonic_multicast_list: mc_count %d\n", dev->mc_count); + sonic_set_cam_enable(dev, 1); /* always enable our own address */ for (i = 1; i <= dev->mc_count; i++) { addr = dmi->dmi_addr; dmi = dmi->next; - lp->cda.cam_desc[i].cam_cap0 = - addr[1] << 8 | addr[0]; - lp->cda.cam_desc[i].cam_cap1 = - addr[3] << 8 | addr[2]; - lp->cda.cam_desc[i].cam_cap2 = - addr[5] << 8 | addr[4]; - lp->cda.cam_enable |= (1 << i); + sonic_cda_put(dev, i, SONIC_CD_CAP0, addr[1] << 8 | addr[0]); + sonic_cda_put(dev, i, SONIC_CD_CAP1, addr[3] << 8 | addr[2]); + sonic_cda_put(dev, i, SONIC_CD_CAP2, addr[5] << 8 | addr[4]); + sonic_set_cam_enable(dev, sonic_get_cam_enable(dev) | (1 << i)); } SONIC_WRITE(SONIC_CDC, 16); /* issue Load CAM command */ @@ -447,19 +603,16 @@ static void sonic_multicast_list(struct net_device *dev) */ static int sonic_init(struct net_device *dev) { - unsigned int base_addr = dev->base_addr; unsigned int cmd; - struct sonic_local *lp = (struct sonic_local *) dev->priv; - unsigned int rra_start; - unsigned int rra_end; + struct sonic_local *lp = netdev_priv(dev); int i; /* * put the Sonic into software-reset mode and * disable all interrupts */ - SONIC_WRITE(SONIC_ISR, 0x7fff); SONIC_WRITE(SONIC_IMR, 0); + SONIC_WRITE(SONIC_ISR, 0x7fff); SONIC_WRITE(SONIC_CMD, SONIC_CR_RST); /* @@ -475,34 +628,32 @@ static int sonic_init(struct net_device *dev) if (sonic_debug > 2) printk("sonic_init: initialize receive resource area\n"); - rra_start = lp->rra_laddr & 0xffff; - rra_end = - (rra_start + (SONIC_NUM_RRS * sizeof(sonic_rr_t))) & 0xffff; - for (i = 0; i < SONIC_NUM_RRS; i++) { - lp->rra[i].rx_bufadr_l = - (lp->rba_laddr + i * SONIC_RBSIZE) & 0xffff; - lp->rra[i].rx_bufadr_h = - (lp->rba_laddr + i * SONIC_RBSIZE) >> 16; - lp->rra[i].rx_bufsize_l = SONIC_RBSIZE >> 1; - lp->rra[i].rx_bufsize_h = 0; + u16 bufadr_l = (unsigned long)lp->rx_laddr[i] & 0xffff; + u16 bufadr_h = (unsigned long)lp->rx_laddr[i] >> 16; + sonic_rra_put(dev, i, SONIC_RR_BUFADR_L, bufadr_l); + sonic_rra_put(dev, i, SONIC_RR_BUFADR_H, bufadr_h); + sonic_rra_put(dev, i, SONIC_RR_BUFSIZE_L, SONIC_RBSIZE >> 1); + sonic_rra_put(dev, i, SONIC_RR_BUFSIZE_H, 0); } /* initialize all RRA registers */ - SONIC_WRITE(SONIC_RSA, rra_start); - SONIC_WRITE(SONIC_REA, rra_end); - SONIC_WRITE(SONIC_RRP, rra_start); - SONIC_WRITE(SONIC_RWP, rra_end); + lp->rra_end = (lp->rra_laddr + SONIC_NUM_RRS * SIZEOF_SONIC_RR * + SONIC_BUS_SCALE(lp->dma_bitmode)) & 0xffff; + lp->cur_rwp = (lp->rra_laddr + (SONIC_NUM_RRS - 1) * SIZEOF_SONIC_RR * + SONIC_BUS_SCALE(lp->dma_bitmode)) & 0xffff; + + SONIC_WRITE(SONIC_RSA, lp->rra_laddr & 0xffff); + SONIC_WRITE(SONIC_REA, lp->rra_end); + SONIC_WRITE(SONIC_RRP, lp->rra_laddr & 0xffff); + SONIC_WRITE(SONIC_RWP, lp->cur_rwp); SONIC_WRITE(SONIC_URRA, lp->rra_laddr >> 16); - SONIC_WRITE(SONIC_EOBC, (SONIC_RBSIZE - 2) >> 1); - - lp->cur_rra = - lp->rra_laddr + (SONIC_NUM_RRS - 1) * sizeof(sonic_rr_t); + SONIC_WRITE(SONIC_EOBC, (SONIC_RBSIZE >> 1) - (lp->dma_bitmode ? 2 : 1)); /* load the resource pointers */ if (sonic_debug > 3) - printk("sonic_init: issueing RRRA command\n"); - + printk("sonic_init: issuing RRRA command\n"); + SONIC_WRITE(SONIC_CMD, SONIC_CR_RRRA); i = 0; while (i++ < 100) { @@ -511,27 +662,30 @@ static int sonic_init(struct net_device *dev) } if (sonic_debug > 2) - printk("sonic_init: status=%x\n", SONIC_READ(SONIC_CMD)); - + printk("sonic_init: status=%x i=%d\n", SONIC_READ(SONIC_CMD), i); + /* * Initialize the receive descriptors so that they * become a circular linked list, ie. let the last * descriptor point to the first again. */ if (sonic_debug > 2) - printk("sonic_init: initialize receive descriptors\n"); - for (i = 0; i < SONIC_NUM_RDS; i++) { - lp->rda[i].rx_status = 0; - lp->rda[i].rx_pktlen = 0; - lp->rda[i].rx_pktptr_l = 0; - lp->rda[i].rx_pktptr_h = 0; - lp->rda[i].rx_seqno = 0; - lp->rda[i].in_use = 1; - lp->rda[i].link = - lp->rda_laddr + (i + 1) * sizeof(sonic_rd_t); + printk("sonic_init: initialize receive descriptors\n"); + for (i=0; i<SONIC_NUM_RDS; i++) { + sonic_rda_put(dev, i, SONIC_RD_STATUS, 0); + sonic_rda_put(dev, i, SONIC_RD_PKTLEN, 0); + sonic_rda_put(dev, i, SONIC_RD_PKTPTR_L, 0); + sonic_rda_put(dev, i, SONIC_RD_PKTPTR_H, 0); + sonic_rda_put(dev, i, SONIC_RD_SEQNO, 0); + sonic_rda_put(dev, i, SONIC_RD_IN_USE, 1); + sonic_rda_put(dev, i, SONIC_RD_LINK, + lp->rda_laddr + + ((i+1) * SIZEOF_SONIC_RD * SONIC_BUS_SCALE(lp->dma_bitmode))); } /* fix last descriptor */ - lp->rda[SONIC_NUM_RDS - 1].link = lp->rda_laddr; + sonic_rda_put(dev, SONIC_NUM_RDS - 1, SONIC_RD_LINK, + (lp->rda_laddr & 0xffff) | SONIC_EOL); + lp->eol_rx = SONIC_NUM_RDS - 1; lp->cur_rx = 0; SONIC_WRITE(SONIC_URDA, lp->rda_laddr >> 16); SONIC_WRITE(SONIC_CRDA, lp->rda_laddr & 0xffff); @@ -542,34 +696,34 @@ static int sonic_init(struct net_device *dev) if (sonic_debug > 2) printk("sonic_init: initialize transmit descriptors\n"); for (i = 0; i < SONIC_NUM_TDS; i++) { - lp->tda[i].tx_status = 0; - lp->tda[i].tx_config = 0; - lp->tda[i].tx_pktsize = 0; - lp->tda[i].tx_frag_count = 0; - lp->tda[i].link = - (lp->tda_laddr + - (i + 1) * sizeof(sonic_td_t)) | SONIC_END_OF_LINKS; + sonic_tda_put(dev, i, SONIC_TD_STATUS, 0); + sonic_tda_put(dev, i, SONIC_TD_CONFIG, 0); + sonic_tda_put(dev, i, SONIC_TD_PKTSIZE, 0); + sonic_tda_put(dev, i, SONIC_TD_FRAG_COUNT, 0); + sonic_tda_put(dev, i, SONIC_TD_LINK, + (lp->tda_laddr & 0xffff) + + (i + 1) * SIZEOF_SONIC_TD * SONIC_BUS_SCALE(lp->dma_bitmode)); + lp->tx_skb[i] = NULL; } - lp->tda[SONIC_NUM_TDS - 1].link = - (lp->tda_laddr & 0xffff) | SONIC_END_OF_LINKS; + /* fix last descriptor */ + sonic_tda_put(dev, SONIC_NUM_TDS - 1, SONIC_TD_LINK, + (lp->tda_laddr & 0xffff)); SONIC_WRITE(SONIC_UTDA, lp->tda_laddr >> 16); SONIC_WRITE(SONIC_CTDA, lp->tda_laddr & 0xffff); - lp->cur_tx = lp->dirty_tx = 0; - + lp->cur_tx = lp->next_tx = 0; + lp->eol_tx = SONIC_NUM_TDS - 1; + /* * put our own address to CAM desc[0] */ - lp->cda.cam_desc[0].cam_cap0 = - dev->dev_addr[1] << 8 | dev->dev_addr[0]; - lp->cda.cam_desc[0].cam_cap1 = - dev->dev_addr[3] << 8 | dev->dev_addr[2]; - lp->cda.cam_desc[0].cam_cap2 = - dev->dev_addr[5] << 8 | dev->dev_addr[4]; - lp->cda.cam_enable = 1; + sonic_cda_put(dev, 0, SONIC_CD_CAP0, dev->dev_addr[1] << 8 | dev->dev_addr[0]); + sonic_cda_put(dev, 0, SONIC_CD_CAP1, dev->dev_addr[3] << 8 | dev->dev_addr[2]); + sonic_cda_put(dev, 0, SONIC_CD_CAP2, dev->dev_addr[5] << 8 | dev->dev_addr[4]); + sonic_set_cam_enable(dev, 1); for (i = 0; i < 16; i++) - lp->cda.cam_desc[i].cam_entry_pointer = i; + sonic_cda_put(dev, i, SONIC_CD_ENTRY_POINTER, i); /* * initialize CAM registers @@ -588,8 +742,8 @@ static int sonic_init(struct net_device *dev) break; } if (sonic_debug > 2) { - printk("sonic_init: CMD=%x, ISR=%x\n", - SONIC_READ(SONIC_CMD), SONIC_READ(SONIC_ISR)); + printk("sonic_init: CMD=%x, ISR=%x\n, i=%d", + SONIC_READ(SONIC_CMD), SONIC_READ(SONIC_ISR), i); } /* @@ -604,7 +758,7 @@ static int sonic_init(struct net_device *dev) cmd = SONIC_READ(SONIC_CMD); if ((cmd & SONIC_CR_RXEN) == 0 || (cmd & SONIC_CR_STP) == 0) - printk("sonic_init: failed, status=%x\n", cmd); + printk(KERN_ERR "sonic_init: failed, status=%x\n", cmd); if (sonic_debug > 2) printk("sonic_init: new status=%x\n", diff --git a/drivers/net/sonic.h b/drivers/net/sonic.h index c4a6d58e4af..cede969a8ba 100644 --- a/drivers/net/sonic.h +++ b/drivers/net/sonic.h @@ -1,5 +1,5 @@ /* - * Helpfile for sonic.c + * Header file for sonic.c * * (C) Waldorf Electronics, Germany * Written by Andreas Busse @@ -9,10 +9,16 @@ * and pad structure members must be exchanged. Also, the structures * need to be changed accordingly to the bus size. * - * 981229 MSch: did just that for the 68k Mac port (32 bit, big endian), - * see CONFIG_MACSONIC branch below. + * 981229 MSch: did just that for the 68k Mac port (32 bit, big endian) * + * 990611 David Huggins-Daines <dhd@debian.org>: This machine abstraction + * does not cope with 16-bit bus sizes very well. Therefore I have + * rewritten it with ugly macros and evil inlines. + * + * 050625 Finn Thain: introduced more 32-bit cards and dhd's support + * for 16-bit cards (from the mac68k project). */ + #ifndef SONIC_H #define SONIC_H @@ -83,6 +89,7 @@ /* * Error counters */ + #define SONIC_CRCT 0x2c #define SONIC_FAET 0x2d #define SONIC_MPT 0x2e @@ -182,14 +189,14 @@ #define SONIC_INT_BR 0x4000 #define SONIC_INT_HBL 0x2000 -#define SONIC_INT_LCD 0x1000 -#define SONIC_INT_PINT 0x0800 -#define SONIC_INT_PKTRX 0x0400 -#define SONIC_INT_TXDN 0x0200 -#define SONIC_INT_TXER 0x0100 -#define SONIC_INT_TC 0x0080 -#define SONIC_INT_RDE 0x0040 -#define SONIC_INT_RBE 0x0020 +#define SONIC_INT_LCD 0x1000 +#define SONIC_INT_PINT 0x0800 +#define SONIC_INT_PKTRX 0x0400 +#define SONIC_INT_TXDN 0x0200 +#define SONIC_INT_TXER 0x0100 +#define SONIC_INT_TC 0x0080 +#define SONIC_INT_RDE 0x0040 +#define SONIC_INT_RBE 0x0020 #define SONIC_INT_RBAE 0x0010 #define SONIC_INT_CRC 0x0008 #define SONIC_INT_FAE 0x0004 @@ -201,224 +208,61 @@ * The interrupts we allow. */ -#define SONIC_IMR_DEFAULT (SONIC_INT_BR | \ - SONIC_INT_LCD | \ - SONIC_INT_PINT | \ +#define SONIC_IMR_DEFAULT ( SONIC_INT_BR | \ + SONIC_INT_LCD | \ + SONIC_INT_RFO | \ SONIC_INT_PKTRX | \ SONIC_INT_TXDN | \ SONIC_INT_TXER | \ SONIC_INT_RDE | \ - SONIC_INT_RBE | \ SONIC_INT_RBAE | \ SONIC_INT_CRC | \ SONIC_INT_FAE | \ SONIC_INT_MP) -#define SONIC_END_OF_LINKS 0x0001 - - -#ifdef CONFIG_MACSONIC -/* - * Big endian like structures on 680x0 Macs - */ - -typedef struct { - u32 rx_bufadr_l; /* receive buffer ptr */ - u32 rx_bufadr_h; - - u32 rx_bufsize_l; /* no. of words in the receive buffer */ - u32 rx_bufsize_h; -} sonic_rr_t; - -/* - * Sonic receive descriptor. Receive descriptors are - * kept in a linked list of these structures. - */ - -typedef struct { - SREGS_PAD(pad0); - u16 rx_status; /* status after reception of a packet */ - SREGS_PAD(pad1); - u16 rx_pktlen; /* length of the packet incl. CRC */ - - /* - * Pointers to the location in the receive buffer area (RBA) - * where the packet resides. A packet is always received into - * a contiguous piece of memory. - */ - SREGS_PAD(pad2); - u16 rx_pktptr_l; - SREGS_PAD(pad3); - u16 rx_pktptr_h; - - SREGS_PAD(pad4); - u16 rx_seqno; /* sequence no. */ - - SREGS_PAD(pad5); - u16 link; /* link to next RDD (end if EOL bit set) */ - - /* - * Owner of this descriptor, 0= driver, 1=sonic - */ - - SREGS_PAD(pad6); - u16 in_use; - - caddr_t rda_next; /* pointer to next RD */ -} sonic_rd_t; - - -/* - * Describes a Transmit Descriptor - */ -typedef struct { - SREGS_PAD(pad0); - u16 tx_status; /* status after transmission of a packet */ - SREGS_PAD(pad1); - u16 tx_config; /* transmit configuration for this packet */ - SREGS_PAD(pad2); - u16 tx_pktsize; /* size of the packet to be transmitted */ - SREGS_PAD(pad3); - u16 tx_frag_count; /* no. of fragments */ - - SREGS_PAD(pad4); - u16 tx_frag_ptr_l; - SREGS_PAD(pad5); - u16 tx_frag_ptr_h; - SREGS_PAD(pad6); - u16 tx_frag_size; - - SREGS_PAD(pad7); - u16 link; /* ptr to next descriptor */ -} sonic_td_t; - - -/* - * Describes an entry in the CAM Descriptor Area. - */ - -typedef struct { - SREGS_PAD(pad0); - u16 cam_entry_pointer; - SREGS_PAD(pad1); - u16 cam_cap0; - SREGS_PAD(pad2); - u16 cam_cap1; - SREGS_PAD(pad3); - u16 cam_cap2; -} sonic_cd_t; - +#define SONIC_EOL 0x0001 #define CAM_DESCRIPTORS 16 - -typedef struct { - sonic_cd_t cam_desc[CAM_DESCRIPTORS]; - SREGS_PAD(pad); - u16 cam_enable; -} sonic_cda_t; - -#else /* original declarations, little endian 32 bit */ - -/* - * structure definitions - */ - -typedef struct { - u32 rx_bufadr_l; /* receive buffer ptr */ - u32 rx_bufadr_h; - - u32 rx_bufsize_l; /* no. of words in the receive buffer */ - u32 rx_bufsize_h; -} sonic_rr_t; - -/* - * Sonic receive descriptor. Receive descriptors are - * kept in a linked list of these structures. - */ - -typedef struct { - u16 rx_status; /* status after reception of a packet */ - SREGS_PAD(pad0); - u16 rx_pktlen; /* length of the packet incl. CRC */ - SREGS_PAD(pad1); - - /* - * Pointers to the location in the receive buffer area (RBA) - * where the packet resides. A packet is always received into - * a contiguous piece of memory. - */ - u16 rx_pktptr_l; - SREGS_PAD(pad2); - u16 rx_pktptr_h; - SREGS_PAD(pad3); - - u16 rx_seqno; /* sequence no. */ - SREGS_PAD(pad4); - - u16 link; /* link to next RDD (end if EOL bit set) */ - SREGS_PAD(pad5); - - /* - * Owner of this descriptor, 0= driver, 1=sonic - */ - - u16 in_use; - SREGS_PAD(pad6); - - caddr_t rda_next; /* pointer to next RD */ -} sonic_rd_t; - - -/* - * Describes a Transmit Descriptor - */ -typedef struct { - u16 tx_status; /* status after transmission of a packet */ - SREGS_PAD(pad0); - u16 tx_config; /* transmit configuration for this packet */ - SREGS_PAD(pad1); - u16 tx_pktsize; /* size of the packet to be transmitted */ - SREGS_PAD(pad2); - u16 tx_frag_count; /* no. of fragments */ - SREGS_PAD(pad3); - - u16 tx_frag_ptr_l; - SREGS_PAD(pad4); - u16 tx_frag_ptr_h; - SREGS_PAD(pad5); - u16 tx_frag_size; - SREGS_PAD(pad6); - - u16 link; /* ptr to next descriptor */ - SREGS_PAD(pad7); -} sonic_td_t; - - -/* - * Describes an entry in the CAM Descriptor Area. - */ - -typedef struct { - u16 cam_entry_pointer; - SREGS_PAD(pad0); - u16 cam_cap0; - SREGS_PAD(pad1); - u16 cam_cap1; - SREGS_PAD(pad2); - u16 cam_cap2; - SREGS_PAD(pad3); -} sonic_cd_t; - -#define CAM_DESCRIPTORS 16 - - -typedef struct { - sonic_cd_t cam_desc[CAM_DESCRIPTORS]; - u16 cam_enable; - SREGS_PAD(pad); -} sonic_cda_t; -#endif /* endianness */ +/* Offsets in the various DMA buffers accessed by the SONIC */ + +#define SONIC_BITMODE16 0 +#define SONIC_BITMODE32 1 +#define SONIC_BUS_SCALE(bitmode) ((bitmode) ? 4 : 2) +/* Note! These are all measured in bus-size units, so use SONIC_BUS_SCALE */ +#define SIZEOF_SONIC_RR 4 +#define SONIC_RR_BUFADR_L 0 +#define SONIC_RR_BUFADR_H 1 +#define SONIC_RR_BUFSIZE_L 2 +#define SONIC_RR_BUFSIZE_H 3 + +#define SIZEOF_SONIC_RD 7 +#define SONIC_RD_STATUS 0 +#define SONIC_RD_PKTLEN 1 +#define SONIC_RD_PKTPTR_L 2 +#define SONIC_RD_PKTPTR_H 3 +#define SONIC_RD_SEQNO 4 +#define SONIC_RD_LINK 5 +#define SONIC_RD_IN_USE 6 + +#define SIZEOF_SONIC_TD 8 +#define SONIC_TD_STATUS 0 +#define SONIC_TD_CONFIG 1 +#define SONIC_TD_PKTSIZE 2 +#define SONIC_TD_FRAG_COUNT 3 +#define SONIC_TD_FRAG_PTR_L 4 +#define SONIC_TD_FRAG_PTR_H 5 +#define SONIC_TD_FRAG_SIZE 6 +#define SONIC_TD_LINK 7 + +#define SIZEOF_SONIC_CD 4 +#define SONIC_CD_ENTRY_POINTER 0 +#define SONIC_CD_CAP0 1 +#define SONIC_CD_CAP1 2 +#define SONIC_CD_CAP2 3 + +#define SIZEOF_SONIC_CDA ((CAM_DESCRIPTORS * SIZEOF_SONIC_CD) + 1) +#define SONIC_CDA_CAM_ENABLE (CAM_DESCRIPTORS * SIZEOF_SONIC_CD) /* * Some tunables for the buffer areas. Power of 2 is required @@ -426,44 +270,60 @@ typedef struct { * * MSch: use more buffer space for the slow m68k Macs! */ -#ifdef CONFIG_MACSONIC -#define SONIC_NUM_RRS 32 /* number of receive resources */ -#define SONIC_NUM_RDS SONIC_NUM_RRS /* number of receive descriptors */ -#define SONIC_NUM_TDS 32 /* number of transmit descriptors */ -#else -#define SONIC_NUM_RRS 16 /* number of receive resources */ -#define SONIC_NUM_RDS SONIC_NUM_RRS /* number of receive descriptors */ -#define SONIC_NUM_TDS 16 /* number of transmit descriptors */ -#endif -#define SONIC_RBSIZE 1520 /* size of one resource buffer */ +#define SONIC_NUM_RRS 16 /* number of receive resources */ +#define SONIC_NUM_RDS SONIC_NUM_RRS /* number of receive descriptors */ +#define SONIC_NUM_TDS 16 /* number of transmit descriptors */ -#define SONIC_RDS_MASK (SONIC_NUM_RDS-1) -#define SONIC_TDS_MASK (SONIC_NUM_TDS-1) +#define SONIC_RDS_MASK (SONIC_NUM_RDS-1) +#define SONIC_TDS_MASK (SONIC_NUM_TDS-1) +#define SONIC_RBSIZE 1520 /* size of one resource buffer */ + +/* Again, measured in bus size units! */ +#define SIZEOF_SONIC_DESC (SIZEOF_SONIC_CDA \ + + (SIZEOF_SONIC_TD * SONIC_NUM_TDS) \ + + (SIZEOF_SONIC_RD * SONIC_NUM_RDS) \ + + (SIZEOF_SONIC_RR * SONIC_NUM_RRS)) /* Information that need to be kept for each board. */ struct sonic_local { - sonic_cda_t cda; /* virtual CPU address of CDA */ - sonic_td_t tda[SONIC_NUM_TDS]; /* transmit descriptor area */ - sonic_rr_t rra[SONIC_NUM_RRS]; /* receive resource area */ - sonic_rd_t rda[SONIC_NUM_RDS]; /* receive descriptor area */ - struct sk_buff *tx_skb[SONIC_NUM_TDS]; /* skbuffs for packets to transmit */ - unsigned int tx_laddr[SONIC_NUM_TDS]; /* logical DMA address fro skbuffs */ - unsigned char *rba; /* start of receive buffer areas */ - unsigned int cda_laddr; /* logical DMA address of CDA */ - unsigned int tda_laddr; /* logical DMA address of TDA */ - unsigned int rra_laddr; /* logical DMA address of RRA */ - unsigned int rda_laddr; /* logical DMA address of RDA */ - unsigned int rba_laddr; /* logical DMA address of RBA */ - unsigned int cur_rra; /* current indexes to resource areas */ + /* Bus size. 0 == 16 bits, 1 == 32 bits. */ + int dma_bitmode; + /* Register offset within the longword (independent of endianness, + and varies from one type of Macintosh SONIC to another + (Aarrgh)) */ + int reg_offset; + void *descriptors; + /* Crud. These areas have to be within the same 64K. Therefore + we allocate a desriptors page, and point these to places within it. */ + void *cda; /* CAM descriptor area */ + void *tda; /* Transmit descriptor area */ + void *rra; /* Receive resource area */ + void *rda; /* Receive descriptor area */ + struct sk_buff* volatile rx_skb[SONIC_NUM_RRS]; /* packets to be received */ + struct sk_buff* volatile tx_skb[SONIC_NUM_TDS]; /* packets to be transmitted */ + unsigned int tx_len[SONIC_NUM_TDS]; /* lengths of tx DMA mappings */ + /* Logical DMA addresses on MIPS, bus addresses on m68k + * (so "laddr" is a bit misleading) */ + dma_addr_t descriptors_laddr; + u32 cda_laddr; /* logical DMA address of CDA */ + u32 tda_laddr; /* logical DMA address of TDA */ + u32 rra_laddr; /* logical DMA address of RRA */ + u32 rda_laddr; /* logical DMA address of RDA */ + dma_addr_t rx_laddr[SONIC_NUM_RRS]; /* logical DMA addresses of rx skbuffs */ + dma_addr_t tx_laddr[SONIC_NUM_TDS]; /* logical DMA addresses of tx skbuffs */ + unsigned int rra_end; + unsigned int cur_rwp; unsigned int cur_rx; - unsigned int cur_tx; - unsigned int dirty_tx; /* last unacked transmit packet */ - char tx_full; + unsigned int cur_tx; /* first unacked transmit packet */ + unsigned int eol_rx; + unsigned int eol_tx; /* last unacked transmit packet */ + unsigned int next_tx; /* next free TD */ + struct device *device; /* generic device */ struct net_device_stats stats; }; -#define TX_TIMEOUT 6 +#define TX_TIMEOUT (3 * HZ) /* Index to functions, as function prototypes. */ @@ -477,6 +337,114 @@ static void sonic_multicast_list(struct net_device *dev); static int sonic_init(struct net_device *dev); static void sonic_tx_timeout(struct net_device *dev); +/* Internal inlines for reading/writing DMA buffers. Note that bus + size and endianness matter here, whereas they don't for registers, + as far as we can tell. */ +/* OpenBSD calls this "SWO". I'd like to think that sonic_buf_put() + is a much better name. */ +static inline void sonic_buf_put(void* base, int bitmode, + int offset, __u16 val) +{ + if (bitmode) +#ifdef __BIG_ENDIAN + ((__u16 *) base + (offset*2))[1] = val; +#else + ((__u16 *) base + (offset*2))[0] = val; +#endif + else + ((__u16 *) base)[offset] = val; +} + +static inline __u16 sonic_buf_get(void* base, int bitmode, + int offset) +{ + if (bitmode) +#ifdef __BIG_ENDIAN + return ((volatile __u16 *) base + (offset*2))[1]; +#else + return ((volatile __u16 *) base + (offset*2))[0]; +#endif + else + return ((volatile __u16 *) base)[offset]; +} + +/* Inlines that you should actually use for reading/writing DMA buffers */ +static inline void sonic_cda_put(struct net_device* dev, int entry, + int offset, __u16 val) +{ + struct sonic_local* lp = (struct sonic_local *) dev->priv; + sonic_buf_put(lp->cda, lp->dma_bitmode, + (entry * SIZEOF_SONIC_CD) + offset, val); +} + +static inline __u16 sonic_cda_get(struct net_device* dev, int entry, + int offset) +{ + struct sonic_local* lp = (struct sonic_local *) dev->priv; + return sonic_buf_get(lp->cda, lp->dma_bitmode, + (entry * SIZEOF_SONIC_CD) + offset); +} + +static inline void sonic_set_cam_enable(struct net_device* dev, __u16 val) +{ + struct sonic_local* lp = (struct sonic_local *) dev->priv; + sonic_buf_put(lp->cda, lp->dma_bitmode, SONIC_CDA_CAM_ENABLE, val); +} + +static inline __u16 sonic_get_cam_enable(struct net_device* dev) +{ + struct sonic_local* lp = (struct sonic_local *) dev->priv; + return sonic_buf_get(lp->cda, lp->dma_bitmode, SONIC_CDA_CAM_ENABLE); +} + +static inline void sonic_tda_put(struct net_device* dev, int entry, + int offset, __u16 val) +{ + struct sonic_local* lp = (struct sonic_local *) dev->priv; + sonic_buf_put(lp->tda, lp->dma_bitmode, + (entry * SIZEOF_SONIC_TD) + offset, val); +} + +static inline __u16 sonic_tda_get(struct net_device* dev, int entry, + int offset) +{ + struct sonic_local* lp = (struct sonic_local *) dev->priv; + return sonic_buf_get(lp->tda, lp->dma_bitmode, + (entry * SIZEOF_SONIC_TD) + offset); +} + +static inline void sonic_rda_put(struct net_device* dev, int entry, + int offset, __u16 val) +{ + struct sonic_local* lp = (struct sonic_local *) dev->priv; + sonic_buf_put(lp->rda, lp->dma_bitmode, + (entry * SIZEOF_SONIC_RD) + offset, val); +} + +static inline __u16 sonic_rda_get(struct net_device* dev, int entry, + int offset) +{ + struct sonic_local* lp = (struct sonic_local *) dev->priv; + return sonic_buf_get(lp->rda, lp->dma_bitmode, + (entry * SIZEOF_SONIC_RD) + offset); +} + +static inline void sonic_rra_put(struct net_device* dev, int entry, + int offset, __u16 val) +{ + struct sonic_local* lp = (struct sonic_local *) dev->priv; + sonic_buf_put(lp->rra, lp->dma_bitmode, + (entry * SIZEOF_SONIC_RR) + offset, val); +} + +static inline __u16 sonic_rra_get(struct net_device* dev, int entry, + int offset) +{ + struct sonic_local* lp = (struct sonic_local *) dev->priv; + return sonic_buf_get(lp->rra, lp->dma_bitmode, + (entry * SIZEOF_SONIC_RR) + offset); +} + static const char *version = "sonic.c:v0.92 20.9.98 tsbogend@alpha.franken.de\n"; diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index 201a550f0bc..6d4ab1e333b 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -66,8 +66,8 @@ #define DRV_MODULE_NAME "tg3" #define PFX DRV_MODULE_NAME ": " -#define DRV_MODULE_VERSION "3.34" -#define DRV_MODULE_RELDATE "July 25, 2005" +#define DRV_MODULE_VERSION "3.37" +#define DRV_MODULE_RELDATE "August 25, 2005" #define TG3_DEF_MAC_MODE 0 #define TG3_DEF_RX_MODE 0 @@ -7865,8 +7865,6 @@ static int tg3_test_loopback(struct tg3 *tp) err = -EIO; - tg3_abort_hw(tp, 1); - tg3_reset_hw(tp); mac_mode = (tp->mac_mode & ~MAC_MODE_PORT_MODE_MASK) | @@ -8970,6 +8968,8 @@ static int __devinit tg3_phy_probe(struct tg3 *tp) tp->phy_id = hw_phy_id; if (hw_phy_id_masked == PHY_ID_BCM8002) tp->tg3_flags2 |= TG3_FLG2_PHY_SERDES; + else + tp->tg3_flags2 &= ~TG3_FLG2_PHY_SERDES; } else { if (tp->phy_id != PHY_ID_INVALID) { /* Do nothing, phy ID already set up in @@ -10421,6 +10421,12 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, tg3_init_coal(tp); + /* Now that we have fully setup the chip, save away a snapshot + * of the PCI config space. We need to restore this after + * GRC_MISC_CFG core clock resets and some resume events. + */ + pci_save_state(tp->pdev); + err = register_netdev(dev); if (err) { printk(KERN_ERR PFX "Cannot register net device, " @@ -10430,12 +10436,6 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, pci_set_drvdata(pdev, dev); - /* Now that we have fully setup the chip, save away a snapshot - * of the PCI config space. We need to restore this after - * GRC_MISC_CFG core clock resets and some resume events. - */ - pci_save_state(tp->pdev); - printk(KERN_INFO "%s: Tigon3 [partno(%s) rev %04x PHY(%s)] (PCI%s:%s:%s) %sBaseT Ethernet ", dev->name, tp->board_part_number, diff --git a/drivers/net/tokenring/Kconfig b/drivers/net/tokenring/Kconfig index 23d0fa4bbce..e4cfc80b283 100644 --- a/drivers/net/tokenring/Kconfig +++ b/drivers/net/tokenring/Kconfig @@ -84,7 +84,7 @@ config 3C359 config TMS380TR tristate "Generic TMS380 Token Ring ISA/PCI adapter support" - depends on TR && (PCI || ISA) + depends on TR && (PCI || ISA && ISA_DMA_API || MCA) select FW_LOADER ---help--- This driver provides generic support for token ring adapters @@ -158,7 +158,7 @@ config ABYSS config MADGEMC tristate "Madge Smart 16/4 Ringnode MicroChannel" - depends on TR && TMS380TR && MCA_LEGACY + depends on TR && TMS380TR && MCA help This tms380 module supports the Madge Smart 16/4 MC16 and MC32 MicroChannel adapters. diff --git a/drivers/net/tokenring/abyss.c b/drivers/net/tokenring/abyss.c index 87103c40099..9345e68c451 100644 --- a/drivers/net/tokenring/abyss.c +++ b/drivers/net/tokenring/abyss.c @@ -139,7 +139,7 @@ static int __devinit abyss_attach(struct pci_dev *pdev, const struct pci_device_ */ dev->base_addr += 0x10; - ret = tmsdev_init(dev, PCI_MAX_ADDRESS, pdev); + ret = tmsdev_init(dev, &pdev->dev); if (ret) { printk("%s: unable to get memory for dev->priv.\n", dev->name); diff --git a/drivers/net/tokenring/madgemc.c b/drivers/net/tokenring/madgemc.c index 659cbdbef7f..3a25d191ea4 100644 --- a/drivers/net/tokenring/madgemc.c +++ b/drivers/net/tokenring/madgemc.c @@ -20,7 +20,7 @@ static const char version[] = "madgemc.c: v0.91 23/01/2000 by Adam Fritzler\n"; #include <linux/module.h> -#include <linux/mca-legacy.h> +#include <linux/mca.h> #include <linux/kernel.h> #include <linux/errno.h> #include <linux/pci.h> @@ -38,9 +38,7 @@ static const char version[] = "madgemc.c: v0.91 23/01/2000 by Adam Fritzler\n"; #define MADGEMC_IO_EXTENT 32 #define MADGEMC_SIF_OFFSET 0x08 -struct madgemc_card { - struct net_device *dev; - +struct card_info { /* * These are read from the BIA ROM. */ @@ -57,16 +55,12 @@ struct madgemc_card { unsigned int arblevel:4; unsigned int ringspeed:2; /* 0 = 4mb, 1 = 16, 2 = Auto/none */ unsigned int cabletype:1; /* 0 = RJ45, 1 = DB9 */ - - struct madgemc_card *next; }; -static struct madgemc_card *madgemc_card_list; - static int madgemc_open(struct net_device *dev); static int madgemc_close(struct net_device *dev); static int madgemc_chipset_init(struct net_device *dev); -static void madgemc_read_rom(struct madgemc_card *card); +static void madgemc_read_rom(struct net_device *dev, struct card_info *card); static unsigned short madgemc_setnselout_pins(struct net_device *dev); static void madgemc_setcabletype(struct net_device *dev, int type); @@ -151,261 +145,237 @@ static void madgemc_sifwritew(struct net_device *dev, unsigned short val, unsign -static int __init madgemc_probe(void) +static int __devinit madgemc_probe(struct device *device) { static int versionprinted; struct net_device *dev; struct net_local *tp; - struct madgemc_card *card; - int i,slot = 0; - __u8 posreg[4]; - - if (!MCA_bus) - return -1; - - while (slot != MCA_NOTFOUND) { - /* - * Currently we only support the MC16/32 (MCA ID 002d) - */ - slot = mca_find_unused_adapter(0x002d, slot); - if (slot == MCA_NOTFOUND) - break; - - /* - * If we get here, we have an adapter. - */ - if (versionprinted++ == 0) - printk("%s", version); - - dev = alloc_trdev(sizeof(struct net_local)); - if (dev == NULL) { - printk("madgemc: unable to allocate dev space\n"); - if (madgemc_card_list) - return 0; - return -1; - } + struct card_info *card; + struct mca_device *mdev = to_mca_device(device); + int ret = 0, i = 0; + + if (versionprinted++ == 0) + printk("%s", version); + + if(mca_device_claimed(mdev)) + return -EBUSY; + mca_device_set_claim(mdev, 1); + + dev = alloc_trdev(sizeof(struct net_local)); + if (!dev) { + printk("madgemc: unable to allocate dev space\n"); + mca_device_set_claim(mdev, 0); + ret = -ENOMEM; + goto getout; + } - SET_MODULE_OWNER(dev); - dev->dma = 0; + SET_MODULE_OWNER(dev); + dev->dma = 0; - /* - * Fetch MCA config registers - */ - for(i=0;i<4;i++) - posreg[i] = mca_read_stored_pos(slot, i+2); - - card = kmalloc(sizeof(struct madgemc_card), GFP_KERNEL); - if (card==NULL) { - printk("madgemc: unable to allocate card struct\n"); - free_netdev(dev); - if (madgemc_card_list) - return 0; - return -1; - } - card->dev = dev; - - /* - * Parse configuration information. This all comes - * directly from the publicly available @002d.ADF. - * Get it from Madge or your local ADF library. - */ - - /* - * Base address - */ - dev->base_addr = 0x0a20 + - ((posreg[2] & MC16_POS2_ADDR2)?0x0400:0) + - ((posreg[0] & MC16_POS0_ADDR1)?0x1000:0) + - ((posreg[3] & MC16_POS3_ADDR3)?0x2000:0); - - /* - * Interrupt line - */ - switch(posreg[0] >> 6) { /* upper two bits */ + card = kmalloc(sizeof(struct card_info), GFP_KERNEL); + if (card==NULL) { + printk("madgemc: unable to allocate card struct\n"); + ret = -ENOMEM; + goto getout1; + } + + /* + * Parse configuration information. This all comes + * directly from the publicly available @002d.ADF. + * Get it from Madge or your local ADF library. + */ + + /* + * Base address + */ + dev->base_addr = 0x0a20 + + ((mdev->pos[2] & MC16_POS2_ADDR2)?0x0400:0) + + ((mdev->pos[0] & MC16_POS0_ADDR1)?0x1000:0) + + ((mdev->pos[3] & MC16_POS3_ADDR3)?0x2000:0); + + /* + * Interrupt line + */ + switch(mdev->pos[0] >> 6) { /* upper two bits */ case 0x1: dev->irq = 3; break; case 0x2: dev->irq = 9; break; /* IRQ 2 = IRQ 9 */ case 0x3: dev->irq = 10; break; default: dev->irq = 0; break; - } + } - if (dev->irq == 0) { - printk("%s: invalid IRQ\n", dev->name); - goto getout1; - } + if (dev->irq == 0) { + printk("%s: invalid IRQ\n", dev->name); + ret = -EBUSY; + goto getout2; + } - if (!request_region(dev->base_addr, MADGEMC_IO_EXTENT, - "madgemc")) { - printk(KERN_INFO "madgemc: unable to setup Smart MC in slot %d because of I/O base conflict at 0x%04lx\n", slot, dev->base_addr); - dev->base_addr += MADGEMC_SIF_OFFSET; - goto getout1; - } + if (!request_region(dev->base_addr, MADGEMC_IO_EXTENT, + "madgemc")) { + printk(KERN_INFO "madgemc: unable to setup Smart MC in slot %d because of I/O base conflict at 0x%04lx\n", mdev->slot, dev->base_addr); dev->base_addr += MADGEMC_SIF_OFFSET; + ret = -EBUSY; + goto getout2; + } + dev->base_addr += MADGEMC_SIF_OFFSET; + + /* + * Arbitration Level + */ + card->arblevel = ((mdev->pos[0] >> 1) & 0x7) + 8; + + /* + * Burst mode and Fairness + */ + card->burstmode = ((mdev->pos[2] >> 6) & 0x3); + card->fairness = ((mdev->pos[2] >> 4) & 0x1); + + /* + * Ring Speed + */ + if ((mdev->pos[1] >> 2)&0x1) + card->ringspeed = 2; /* not selected */ + else if ((mdev->pos[2] >> 5) & 0x1) + card->ringspeed = 1; /* 16Mb */ + else + card->ringspeed = 0; /* 4Mb */ + + /* + * Cable type + */ + if ((mdev->pos[1] >> 6)&0x1) + card->cabletype = 1; /* STP/DB9 */ + else + card->cabletype = 0; /* UTP/RJ-45 */ + + + /* + * ROM Info. This requires us to actually twiddle + * bits on the card, so we must ensure above that + * the base address is free of conflict (request_region above). + */ + madgemc_read_rom(dev, card); - /* - * Arbitration Level - */ - card->arblevel = ((posreg[0] >> 1) & 0x7) + 8; - - /* - * Burst mode and Fairness - */ - card->burstmode = ((posreg[2] >> 6) & 0x3); - card->fairness = ((posreg[2] >> 4) & 0x1); - - /* - * Ring Speed - */ - if ((posreg[1] >> 2)&0x1) - card->ringspeed = 2; /* not selected */ - else if ((posreg[2] >> 5) & 0x1) - card->ringspeed = 1; /* 16Mb */ - else - card->ringspeed = 0; /* 4Mb */ - - /* - * Cable type - */ - if ((posreg[1] >> 6)&0x1) - card->cabletype = 1; /* STP/DB9 */ - else - card->cabletype = 0; /* UTP/RJ-45 */ - - - /* - * ROM Info. This requires us to actually twiddle - * bits on the card, so we must ensure above that - * the base address is free of conflict (request_region above). - */ - madgemc_read_rom(card); - - if (card->manid != 0x4d) { /* something went wrong */ - printk(KERN_INFO "%s: Madge MC ROM read failed (unknown manufacturer ID %02x)\n", dev->name, card->manid); - goto getout; - } + if (card->manid != 0x4d) { /* something went wrong */ + printk(KERN_INFO "%s: Madge MC ROM read failed (unknown manufacturer ID %02x)\n", dev->name, card->manid); + goto getout3; + } - if ((card->cardtype != 0x08) && (card->cardtype != 0x0d)) { - printk(KERN_INFO "%s: Madge MC ROM read failed (unknown card ID %02x)\n", dev->name, card->cardtype); - goto getout; - } + if ((card->cardtype != 0x08) && (card->cardtype != 0x0d)) { + printk(KERN_INFO "%s: Madge MC ROM read failed (unknown card ID %02x)\n", dev->name, card->cardtype); + ret = -EIO; + goto getout3; + } - /* All cards except Rev 0 and 1 MC16's have 256kb of RAM */ - if ((card->cardtype == 0x08) && (card->cardrev <= 0x01)) - card->ramsize = 128; - else - card->ramsize = 256; - - printk("%s: %s Rev %d at 0x%04lx IRQ %d\n", - dev->name, - (card->cardtype == 0x08)?MADGEMC16_CARDNAME: - MADGEMC32_CARDNAME, card->cardrev, - dev->base_addr, dev->irq); - - if (card->cardtype == 0x0d) - printk("%s: Warning: MC32 support is experimental and highly untested\n", dev->name); - - if (card->ringspeed==2) { /* Unknown */ - printk("%s: Warning: Ring speed not set in POS -- Please run the reference disk and set it!\n", dev->name); - card->ringspeed = 1; /* default to 16mb */ - } + /* All cards except Rev 0 and 1 MC16's have 256kb of RAM */ + if ((card->cardtype == 0x08) && (card->cardrev <= 0x01)) + card->ramsize = 128; + else + card->ramsize = 256; + + printk("%s: %s Rev %d at 0x%04lx IRQ %d\n", + dev->name, + (card->cardtype == 0x08)?MADGEMC16_CARDNAME: + MADGEMC32_CARDNAME, card->cardrev, + dev->base_addr, dev->irq); + + if (card->cardtype == 0x0d) + printk("%s: Warning: MC32 support is experimental and highly untested\n", dev->name); + + if (card->ringspeed==2) { /* Unknown */ + printk("%s: Warning: Ring speed not set in POS -- Please run the reference disk and set it!\n", dev->name); + card->ringspeed = 1; /* default to 16mb */ + } - printk("%s: RAM Size: %dKB\n", dev->name, card->ramsize); + printk("%s: RAM Size: %dKB\n", dev->name, card->ramsize); - printk("%s: Ring Speed: %dMb/sec on %s\n", dev->name, - (card->ringspeed)?16:4, - card->cabletype?"STP/DB9":"UTP/RJ-45"); - printk("%s: Arbitration Level: %d\n", dev->name, - card->arblevel); + printk("%s: Ring Speed: %dMb/sec on %s\n", dev->name, + (card->ringspeed)?16:4, + card->cabletype?"STP/DB9":"UTP/RJ-45"); + printk("%s: Arbitration Level: %d\n", dev->name, + card->arblevel); - printk("%s: Burst Mode: ", dev->name); - switch(card->burstmode) { + printk("%s: Burst Mode: ", dev->name); + switch(card->burstmode) { case 0: printk("Cycle steal"); break; case 1: printk("Limited burst"); break; case 2: printk("Delayed release"); break; case 3: printk("Immediate release"); break; - } - printk(" (%s)\n", (card->fairness)?"Unfair":"Fair"); - - - /* - * Enable SIF before we assign the interrupt handler, - * just in case we get spurious interrupts that need - * handling. - */ - outb(0, dev->base_addr + MC_CONTROL_REG0); /* sanity */ - madgemc_setsifsel(dev, 1); - if (request_irq(dev->irq, madgemc_interrupt, SA_SHIRQ, - "madgemc", dev)) - goto getout; - - madgemc_chipset_init(dev); /* enables interrupts! */ - madgemc_setcabletype(dev, card->cabletype); + } + printk(" (%s)\n", (card->fairness)?"Unfair":"Fair"); - /* Setup MCA structures */ - mca_set_adapter_name(slot, (card->cardtype == 0x08)?MADGEMC16_CARDNAME:MADGEMC32_CARDNAME); - mca_set_adapter_procfn(slot, madgemc_mcaproc, dev); - mca_mark_as_used(slot); - printk("%s: Ring Station Address: ", dev->name); - printk("%2.2x", dev->dev_addr[0]); - for (i = 1; i < 6; i++) - printk(":%2.2x", dev->dev_addr[i]); - printk("\n"); - - /* XXX is ISA_MAX_ADDRESS correct here? */ - if (tmsdev_init(dev, ISA_MAX_ADDRESS, NULL)) { - printk("%s: unable to get memory for dev->priv.\n", - dev->name); - release_region(dev->base_addr-MADGEMC_SIF_OFFSET, - MADGEMC_IO_EXTENT); - - kfree(card); - tmsdev_term(dev); - free_netdev(dev); - if (madgemc_card_list) - return 0; - return -1; - } - tp = netdev_priv(dev); - - /* - * The MC16 is physically a 32bit card. However, Madge - * insists on calling it 16bit, so I'll assume here that - * they know what they're talking about. Cut off DMA - * at 16mb. - */ - tp->setnselout = madgemc_setnselout_pins; - tp->sifwriteb = madgemc_sifwriteb; - tp->sifreadb = madgemc_sifreadb; - tp->sifwritew = madgemc_sifwritew; - tp->sifreadw = madgemc_sifreadw; - tp->DataRate = (card->ringspeed)?SPEED_16:SPEED_4; - - memcpy(tp->ProductID, "Madge MCA 16/4 ", PROD_ID_SIZE + 1); - - dev->open = madgemc_open; - dev->stop = madgemc_close; - - if (register_netdev(dev) == 0) { - /* Enlist in the card list */ - card->next = madgemc_card_list; - madgemc_card_list = card; - slot++; - continue; /* successful, try to find another */ - } - - free_irq(dev->irq, dev); - getout: - release_region(dev->base_addr-MADGEMC_SIF_OFFSET, - MADGEMC_IO_EXTENT); - getout1: - kfree(card); - free_netdev(dev); - slot++; + /* + * Enable SIF before we assign the interrupt handler, + * just in case we get spurious interrupts that need + * handling. + */ + outb(0, dev->base_addr + MC_CONTROL_REG0); /* sanity */ + madgemc_setsifsel(dev, 1); + if (request_irq(dev->irq, madgemc_interrupt, SA_SHIRQ, + "madgemc", dev)) { + ret = -EBUSY; + goto getout3; } - if (madgemc_card_list) + madgemc_chipset_init(dev); /* enables interrupts! */ + madgemc_setcabletype(dev, card->cabletype); + + /* Setup MCA structures */ + mca_device_set_name(mdev, (card->cardtype == 0x08)?MADGEMC16_CARDNAME:MADGEMC32_CARDNAME); + mca_set_adapter_procfn(mdev->slot, madgemc_mcaproc, dev); + + printk("%s: Ring Station Address: ", dev->name); + printk("%2.2x", dev->dev_addr[0]); + for (i = 1; i < 6; i++) + printk(":%2.2x", dev->dev_addr[i]); + printk("\n"); + + if (tmsdev_init(dev, device)) { + printk("%s: unable to get memory for dev->priv.\n", + dev->name); + ret = -ENOMEM; + goto getout4; + } + tp = netdev_priv(dev); + + /* + * The MC16 is physically a 32bit card. However, Madge + * insists on calling it 16bit, so I'll assume here that + * they know what they're talking about. Cut off DMA + * at 16mb. + */ + tp->setnselout = madgemc_setnselout_pins; + tp->sifwriteb = madgemc_sifwriteb; + tp->sifreadb = madgemc_sifreadb; + tp->sifwritew = madgemc_sifwritew; + tp->sifreadw = madgemc_sifreadw; + tp->DataRate = (card->ringspeed)?SPEED_16:SPEED_4; + + memcpy(tp->ProductID, "Madge MCA 16/4 ", PROD_ID_SIZE + 1); + + dev->open = madgemc_open; + dev->stop = madgemc_close; + + tp->tmspriv = card; + dev_set_drvdata(device, dev); + + if (register_netdev(dev) == 0) return 0; - return -1; + + dev_set_drvdata(device, NULL); + ret = -ENOMEM; +getout4: + free_irq(dev->irq, dev); +getout3: + release_region(dev->base_addr-MADGEMC_SIF_OFFSET, + MADGEMC_IO_EXTENT); +getout2: + kfree(card); +getout1: + free_netdev(dev); +getout: + mca_device_set_claim(mdev, 0); + return ret; } /* @@ -664,12 +634,12 @@ static void madgemc_chipset_close(struct net_device *dev) * is complete. * */ -static void madgemc_read_rom(struct madgemc_card *card) +static void madgemc_read_rom(struct net_device *dev, struct card_info *card) { unsigned long ioaddr; unsigned char reg0, reg1, tmpreg0, i; - ioaddr = card->dev->base_addr; + ioaddr = dev->base_addr; reg0 = inb(ioaddr + MC_CONTROL_REG0); reg1 = inb(ioaddr + MC_CONTROL_REG1); @@ -686,9 +656,9 @@ static void madgemc_read_rom(struct madgemc_card *card) outb(tmpreg0 | MC_CONTROL_REG0_PAGE, ioaddr + MC_CONTROL_REG0); /* Read BIA */ - card->dev->addr_len = 6; + dev->addr_len = 6; for (i = 0; i < 6; i++) - card->dev->dev_addr[i] = inb(ioaddr + MC_ROM_BIA_START + i); + dev->dev_addr[i] = inb(ioaddr + MC_ROM_BIA_START + i); /* Restore original register values */ outb(reg0, ioaddr + MC_CONTROL_REG0); @@ -721,14 +691,10 @@ static int madgemc_close(struct net_device *dev) static int madgemc_mcaproc(char *buf, int slot, void *d) { struct net_device *dev = (struct net_device *)d; - struct madgemc_card *curcard = madgemc_card_list; + struct net_local *tp = dev->priv; + struct card_info *curcard = tp->tmspriv; int len = 0; - while (curcard) { /* search for card struct */ - if (curcard->dev == dev) - break; - curcard = curcard->next; - } len += sprintf(buf+len, "-------\n"); if (curcard) { struct net_local *tp = netdev_priv(dev); @@ -763,25 +729,56 @@ static int madgemc_mcaproc(char *buf, int slot, void *d) return len; } -static void __exit madgemc_exit(void) +static int __devexit madgemc_remove(struct device *device) { - struct net_device *dev; - struct madgemc_card *this_card; - - while (madgemc_card_list) { - dev = madgemc_card_list->dev; - unregister_netdev(dev); - release_region(dev->base_addr-MADGEMC_SIF_OFFSET, MADGEMC_IO_EXTENT); - free_irq(dev->irq, dev); - tmsdev_term(dev); - free_netdev(dev); - this_card = madgemc_card_list; - madgemc_card_list = this_card->next; - kfree(this_card); - } + struct net_device *dev = dev_get_drvdata(device); + struct net_local *tp; + struct card_info *card; + + if (!dev) + BUG(); + + tp = dev->priv; + card = tp->tmspriv; + kfree(card); + tp->tmspriv = NULL; + + unregister_netdev(dev); + release_region(dev->base_addr-MADGEMC_SIF_OFFSET, MADGEMC_IO_EXTENT); + free_irq(dev->irq, dev); + tmsdev_term(dev); + free_netdev(dev); + dev_set_drvdata(device, NULL); + + return 0; +} + +static short madgemc_adapter_ids[] __initdata = { + 0x002d, + 0x0000 +}; + +static struct mca_driver madgemc_driver = { + .id_table = madgemc_adapter_ids, + .driver = { + .name = "madgemc", + .bus = &mca_bus_type, + .probe = madgemc_probe, + .remove = __devexit_p(madgemc_remove), + }, +}; + +static int __init madgemc_init (void) +{ + return mca_register_driver (&madgemc_driver); +} + +static void __exit madgemc_exit (void) +{ + mca_unregister_driver (&madgemc_driver); } -module_init(madgemc_probe); +module_init(madgemc_init); module_exit(madgemc_exit); MODULE_LICENSE("GPL"); diff --git a/drivers/net/tokenring/proteon.c b/drivers/net/tokenring/proteon.c index 40ad0fde28a..eb1423ede75 100644 --- a/drivers/net/tokenring/proteon.c +++ b/drivers/net/tokenring/proteon.c @@ -62,8 +62,7 @@ static int dmalist[] __initdata = { }; static char cardname[] = "Proteon 1392\0"; - -struct net_device *proteon_probe(int unit); +static u64 dma_mask = ISA_MAX_ADDRESS; static int proteon_open(struct net_device *dev); static void proteon_read_eeprom(struct net_device *dev); static unsigned short proteon_setnselout_pins(struct net_device *dev); @@ -116,7 +115,7 @@ nodev: return -ENODEV; } -static int __init setup_card(struct net_device *dev) +static int __init setup_card(struct net_device *dev, struct device *pdev) { struct net_local *tp; static int versionprinted; @@ -137,7 +136,7 @@ static int __init setup_card(struct net_device *dev) } } if (err) - goto out4; + goto out5; /* At this point we have found a valid card. */ @@ -145,14 +144,15 @@ static int __init setup_card(struct net_device *dev) printk(KERN_DEBUG "%s", version); err = -EIO; - if (tmsdev_init(dev, ISA_MAX_ADDRESS, NULL)) + pdev->dma_mask = &dma_mask; + if (tmsdev_init(dev, pdev)) goto out4; dev->base_addr &= ~3; proteon_read_eeprom(dev); - printk(KERN_DEBUG "%s: Ring Station Address: ", dev->name); + printk(KERN_DEBUG "proteon.c: Ring Station Address: "); printk("%2.2x", dev->dev_addr[0]); for (j = 1; j < 6; j++) printk(":%2.2x", dev->dev_addr[j]); @@ -185,7 +185,7 @@ static int __init setup_card(struct net_device *dev) if(irqlist[j] == 0) { - printk(KERN_INFO "%s: AutoSelect no IRQ available\n", dev->name); + printk(KERN_INFO "proteon.c: AutoSelect no IRQ available\n"); goto out3; } } @@ -196,15 +196,15 @@ static int __init setup_card(struct net_device *dev) break; if (irqlist[j] == 0) { - printk(KERN_INFO "%s: Illegal IRQ %d specified\n", - dev->name, dev->irq); + printk(KERN_INFO "proteon.c: Illegal IRQ %d specified\n", + dev->irq); goto out3; } if (request_irq(dev->irq, tms380tr_interrupt, 0, cardname, dev)) { - printk(KERN_INFO "%s: Selected IRQ %d not available\n", - dev->name, dev->irq); + printk(KERN_INFO "proteon.c: Selected IRQ %d not available\n", + dev->irq); goto out3; } } @@ -220,7 +220,7 @@ static int __init setup_card(struct net_device *dev) if(dmalist[j] == 0) { - printk(KERN_INFO "%s: AutoSelect no DMA available\n", dev->name); + printk(KERN_INFO "proteon.c: AutoSelect no DMA available\n"); goto out2; } } @@ -231,25 +231,25 @@ static int __init setup_card(struct net_device *dev) break; if (dmalist[j] == 0) { - printk(KERN_INFO "%s: Illegal DMA %d specified\n", - dev->name, dev->dma); + printk(KERN_INFO "proteon.c: Illegal DMA %d specified\n", + dev->dma); goto out2; } if (request_dma(dev->dma, cardname)) { - printk(KERN_INFO "%s: Selected DMA %d not available\n", - dev->name, dev->dma); + printk(KERN_INFO "proteon.c: Selected DMA %d not available\n", + dev->dma); goto out2; } } - printk(KERN_DEBUG "%s: IO: %#4lx IRQ: %d DMA: %d\n", - dev->name, dev->base_addr, dev->irq, dev->dma); - err = register_netdev(dev); if (err) goto out; + printk(KERN_DEBUG "%s: IO: %#4lx IRQ: %d DMA: %d\n", + dev->name, dev->base_addr, dev->irq, dev->dma); + return 0; out: free_dma(dev->dma); @@ -258,34 +258,11 @@ out2: out3: tmsdev_term(dev); out4: - release_region(dev->base_addr, PROTEON_IO_EXTENT); + release_region(dev->base_addr, PROTEON_IO_EXTENT); +out5: return err; } -struct net_device * __init proteon_probe(int unit) -{ - struct net_device *dev = alloc_trdev(sizeof(struct net_local)); - int err = 0; - - if (!dev) - return ERR_PTR(-ENOMEM); - - if (unit >= 0) { - sprintf(dev->name, "tr%d", unit); - netdev_boot_setup_check(dev); - } - - err = setup_card(dev); - if (err) - goto out; - - return dev; - -out: - free_netdev(dev); - return ERR_PTR(err); -} - /* * Reads MAC address from adapter RAM, which should've read it from * the onboard ROM. @@ -352,8 +329,6 @@ static int proteon_open(struct net_device *dev) return tms380tr_open(dev); } -#ifdef MODULE - #define ISATR_MAX_ADAPTERS 3 static int io[ISATR_MAX_ADAPTERS]; @@ -366,13 +341,23 @@ module_param_array(io, int, NULL, 0); module_param_array(irq, int, NULL, 0); module_param_array(dma, int, NULL, 0); -static struct net_device *proteon_dev[ISATR_MAX_ADAPTERS]; +static struct platform_device *proteon_dev[ISATR_MAX_ADAPTERS]; + +static struct device_driver proteon_driver = { + .name = "proteon", + .bus = &platform_bus_type, +}; -int init_module(void) +static int __init proteon_init(void) { struct net_device *dev; + struct platform_device *pdev; int i, num = 0, err = 0; + err = driver_register(&proteon_driver); + if (err) + return err; + for (i = 0; i < ISATR_MAX_ADAPTERS ; i++) { dev = alloc_trdev(sizeof(struct net_local)); if (!dev) @@ -381,11 +366,15 @@ int init_module(void) dev->base_addr = io[i]; dev->irq = irq[i]; dev->dma = dma[i]; - err = setup_card(dev); + pdev = platform_device_register_simple("proteon", + i, NULL, 0); + err = setup_card(dev, &pdev->dev); if (!err) { - proteon_dev[i] = dev; + proteon_dev[i] = pdev; + dev_set_drvdata(&pdev->dev, dev); ++num; } else { + platform_device_unregister(pdev); free_netdev(dev); } } @@ -399,23 +388,28 @@ int init_module(void) return (0); } -void cleanup_module(void) +static void __exit proteon_cleanup(void) { + struct net_device *dev; int i; for (i = 0; i < ISATR_MAX_ADAPTERS ; i++) { - struct net_device *dev = proteon_dev[i]; + struct platform_device *pdev = proteon_dev[i]; - if (!dev) + if (!pdev) continue; - + dev = dev_get_drvdata(&pdev->dev); unregister_netdev(dev); release_region(dev->base_addr, PROTEON_IO_EXTENT); free_irq(dev->irq, dev); free_dma(dev->dma); tmsdev_term(dev); free_netdev(dev); + dev_set_drvdata(&pdev->dev, NULL); + platform_device_unregister(pdev); } + driver_unregister(&proteon_driver); } -#endif /* MODULE */ +module_init(proteon_init); +module_exit(proteon_cleanup); diff --git a/drivers/net/tokenring/skisa.c b/drivers/net/tokenring/skisa.c index f26796e2d0e..3c7c66204f7 100644 --- a/drivers/net/tokenring/skisa.c +++ b/drivers/net/tokenring/skisa.c @@ -68,8 +68,7 @@ static int dmalist[] __initdata = { }; static char isa_cardname[] = "SK NET TR 4/16 ISA\0"; - -struct net_device *sk_isa_probe(int unit); +static u64 dma_mask = ISA_MAX_ADDRESS; static int sk_isa_open(struct net_device *dev); static void sk_isa_read_eeprom(struct net_device *dev); static unsigned short sk_isa_setnselout_pins(struct net_device *dev); @@ -133,7 +132,7 @@ static int __init sk_isa_probe1(struct net_device *dev, int ioaddr) return 0; } -static int __init setup_card(struct net_device *dev) +static int __init setup_card(struct net_device *dev, struct device *pdev) { struct net_local *tp; static int versionprinted; @@ -154,7 +153,7 @@ static int __init setup_card(struct net_device *dev) } } if (err) - goto out4; + goto out5; /* At this point we have found a valid card. */ @@ -162,14 +161,15 @@ static int __init setup_card(struct net_device *dev) printk(KERN_DEBUG "%s", version); err = -EIO; - if (tmsdev_init(dev, ISA_MAX_ADDRESS, NULL)) + pdev->dma_mask = &dma_mask; + if (tmsdev_init(dev, pdev)) goto out4; dev->base_addr &= ~3; sk_isa_read_eeprom(dev); - printk(KERN_DEBUG "%s: Ring Station Address: ", dev->name); + printk(KERN_DEBUG "skisa.c: Ring Station Address: "); printk("%2.2x", dev->dev_addr[0]); for (j = 1; j < 6; j++) printk(":%2.2x", dev->dev_addr[j]); @@ -202,7 +202,7 @@ static int __init setup_card(struct net_device *dev) if(irqlist[j] == 0) { - printk(KERN_INFO "%s: AutoSelect no IRQ available\n", dev->name); + printk(KERN_INFO "skisa.c: AutoSelect no IRQ available\n"); goto out3; } } @@ -213,15 +213,15 @@ static int __init setup_card(struct net_device *dev) break; if (irqlist[j] == 0) { - printk(KERN_INFO "%s: Illegal IRQ %d specified\n", - dev->name, dev->irq); + printk(KERN_INFO "skisa.c: Illegal IRQ %d specified\n", + dev->irq); goto out3; } if (request_irq(dev->irq, tms380tr_interrupt, 0, isa_cardname, dev)) { - printk(KERN_INFO "%s: Selected IRQ %d not available\n", - dev->name, dev->irq); + printk(KERN_INFO "skisa.c: Selected IRQ %d not available\n", + dev->irq); goto out3; } } @@ -237,7 +237,7 @@ static int __init setup_card(struct net_device *dev) if(dmalist[j] == 0) { - printk(KERN_INFO "%s: AutoSelect no DMA available\n", dev->name); + printk(KERN_INFO "skisa.c: AutoSelect no DMA available\n"); goto out2; } } @@ -248,25 +248,25 @@ static int __init setup_card(struct net_device *dev) break; if (dmalist[j] == 0) { - printk(KERN_INFO "%s: Illegal DMA %d specified\n", - dev->name, dev->dma); + printk(KERN_INFO "skisa.c: Illegal DMA %d specified\n", + dev->dma); goto out2; } if (request_dma(dev->dma, isa_cardname)) { - printk(KERN_INFO "%s: Selected DMA %d not available\n", - dev->name, dev->dma); + printk(KERN_INFO "skisa.c: Selected DMA %d not available\n", + dev->dma); goto out2; } } - printk(KERN_DEBUG "%s: IO: %#4lx IRQ: %d DMA: %d\n", - dev->name, dev->base_addr, dev->irq, dev->dma); - err = register_netdev(dev); if (err) goto out; + printk(KERN_DEBUG "%s: IO: %#4lx IRQ: %d DMA: %d\n", + dev->name, dev->base_addr, dev->irq, dev->dma); + return 0; out: free_dma(dev->dma); @@ -275,33 +275,11 @@ out2: out3: tmsdev_term(dev); out4: - release_region(dev->base_addr, SK_ISA_IO_EXTENT); + release_region(dev->base_addr, SK_ISA_IO_EXTENT); +out5: return err; } -struct net_device * __init sk_isa_probe(int unit) -{ - struct net_device *dev = alloc_trdev(sizeof(struct net_local)); - int err = 0; - - if (!dev) - return ERR_PTR(-ENOMEM); - - if (unit >= 0) { - sprintf(dev->name, "tr%d", unit); - netdev_boot_setup_check(dev); - } - - err = setup_card(dev); - if (err) - goto out; - - return dev; -out: - free_netdev(dev); - return ERR_PTR(err); -} - /* * Reads MAC address from adapter RAM, which should've read it from * the onboard ROM. @@ -361,8 +339,6 @@ static int sk_isa_open(struct net_device *dev) return tms380tr_open(dev); } -#ifdef MODULE - #define ISATR_MAX_ADAPTERS 3 static int io[ISATR_MAX_ADAPTERS]; @@ -375,13 +351,23 @@ module_param_array(io, int, NULL, 0); module_param_array(irq, int, NULL, 0); module_param_array(dma, int, NULL, 0); -static struct net_device *sk_isa_dev[ISATR_MAX_ADAPTERS]; +static struct platform_device *sk_isa_dev[ISATR_MAX_ADAPTERS]; -int init_module(void) +static struct device_driver sk_isa_driver = { + .name = "skisa", + .bus = &platform_bus_type, +}; + +static int __init sk_isa_init(void) { struct net_device *dev; + struct platform_device *pdev; int i, num = 0, err = 0; + err = driver_register(&sk_isa_driver); + if (err) + return err; + for (i = 0; i < ISATR_MAX_ADAPTERS ; i++) { dev = alloc_trdev(sizeof(struct net_local)); if (!dev) @@ -390,12 +376,15 @@ int init_module(void) dev->base_addr = io[i]; dev->irq = irq[i]; dev->dma = dma[i]; - err = setup_card(dev); - + pdev = platform_device_register_simple("skisa", + i, NULL, 0); + err = setup_card(dev, &pdev->dev); if (!err) { - sk_isa_dev[i] = dev; + sk_isa_dev[i] = pdev; + dev_set_drvdata(&sk_isa_dev[i]->dev, dev); ++num; } else { + platform_device_unregister(pdev); free_netdev(dev); } } @@ -409,23 +398,28 @@ int init_module(void) return (0); } -void cleanup_module(void) +static void __exit sk_isa_cleanup(void) { + struct net_device *dev; int i; for (i = 0; i < ISATR_MAX_ADAPTERS ; i++) { - struct net_device *dev = sk_isa_dev[i]; + struct platform_device *pdev = sk_isa_dev[i]; - if (!dev) + if (!pdev) continue; - + dev = dev_get_drvdata(&pdev->dev); unregister_netdev(dev); release_region(dev->base_addr, SK_ISA_IO_EXTENT); free_irq(dev->irq, dev); free_dma(dev->dma); tmsdev_term(dev); free_netdev(dev); + dev_set_drvdata(&pdev->dev, NULL); + platform_device_unregister(pdev); } + driver_unregister(&sk_isa_driver); } -#endif /* MODULE */ +module_init(sk_isa_init); +module_exit(sk_isa_cleanup); diff --git a/drivers/net/tokenring/tms380tr.c b/drivers/net/tokenring/tms380tr.c index 5e0b0ce98ed..2e39bf1f746 100644 --- a/drivers/net/tokenring/tms380tr.c +++ b/drivers/net/tokenring/tms380tr.c @@ -62,6 +62,7 @@ * normal operation. * 30-Dec-02 JF Removed incorrect __init from * tms380tr_init_card. + * 22-Jul-05 JF Converted to dma-mapping. * * To do: * 1. Multi/Broadcast packet handling (this may have fixed itself) @@ -89,7 +90,7 @@ static const char version[] = "tms380tr.c: v1.10 30/12/2002 by Christoph Goos, A #include <linux/time.h> #include <linux/errno.h> #include <linux/init.h> -#include <linux/pci.h> +#include <linux/dma-mapping.h> #include <linux/delay.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> @@ -114,8 +115,6 @@ static const char version[] = "tms380tr.c: v1.10 30/12/2002 by Christoph Goos, A #endif static unsigned int tms380tr_debug = TMS380TR_DEBUG; -static struct device tms_device; - /* Index to functions, as function prototypes. * Alphabetical by function name. */ @@ -434,7 +433,7 @@ static void tms380tr_init_net_local(struct net_device *dev) skb_put(tp->Rpl[i].Skb, tp->MaxPacketSize); /* data unreachable for DMA ? then use local buffer */ - dmabuf = pci_map_single(tp->pdev, tp->Rpl[i].Skb->data, tp->MaxPacketSize, PCI_DMA_FROMDEVICE); + dmabuf = dma_map_single(tp->pdev, tp->Rpl[i].Skb->data, tp->MaxPacketSize, DMA_FROM_DEVICE); if(tp->dmalimit && (dmabuf + tp->MaxPacketSize > tp->dmalimit)) { tp->Rpl[i].SkbStat = SKB_DATA_COPY; @@ -638,10 +637,10 @@ static int tms380tr_hardware_send_packet(struct sk_buff *skb, struct net_device /* Is buffer reachable for Busmaster-DMA? */ length = skb->len; - dmabuf = pci_map_single(tp->pdev, skb->data, length, PCI_DMA_TODEVICE); + dmabuf = dma_map_single(tp->pdev, skb->data, length, DMA_TO_DEVICE); if(tp->dmalimit && (dmabuf + length > tp->dmalimit)) { /* Copy frame to local buffer */ - pci_unmap_single(tp->pdev, dmabuf, length, PCI_DMA_TODEVICE); + dma_unmap_single(tp->pdev, dmabuf, length, DMA_TO_DEVICE); dmabuf = 0; i = tp->TplFree->TPLIndex; buf = tp->LocalTxBuffers[i]; @@ -1284,9 +1283,7 @@ static int tms380tr_reset_adapter(struct net_device *dev) unsigned short count, c, count2; const struct firmware *fw_entry = NULL; - strncpy(tms_device.bus_id,dev->name, BUS_ID_SIZE); - - if (request_firmware(&fw_entry, "tms380tr.bin", &tms_device) != 0) { + if (request_firmware(&fw_entry, "tms380tr.bin", tp->pdev) != 0) { printk(KERN_ALERT "%s: firmware %s is missing, cannot start.\n", dev->name, "tms380tr.bin"); return (-1); @@ -2021,7 +2018,7 @@ static void tms380tr_cancel_tx_queue(struct net_local* tp) printk(KERN_INFO "Cancel tx (%08lXh).\n", (unsigned long)tpl); if (tpl->DMABuff) - pci_unmap_single(tp->pdev, tpl->DMABuff, tpl->Skb->len, PCI_DMA_TODEVICE); + dma_unmap_single(tp->pdev, tpl->DMABuff, tpl->Skb->len, DMA_TO_DEVICE); dev_kfree_skb_any(tpl->Skb); } @@ -2090,7 +2087,7 @@ static void tms380tr_tx_status_irq(struct net_device *dev) tp->MacStat.tx_packets++; if (tpl->DMABuff) - pci_unmap_single(tp->pdev, tpl->DMABuff, tpl->Skb->len, PCI_DMA_TODEVICE); + dma_unmap_single(tp->pdev, tpl->DMABuff, tpl->Skb->len, DMA_TO_DEVICE); dev_kfree_skb_irq(tpl->Skb); tpl->BusyFlag = 0; /* "free" TPL */ } @@ -2209,7 +2206,7 @@ static void tms380tr_rcv_status_irq(struct net_device *dev) tp->MacStat.rx_errors++; } if (rpl->DMABuff) - pci_unmap_single(tp->pdev, rpl->DMABuff, tp->MaxPacketSize, PCI_DMA_TODEVICE); + dma_unmap_single(tp->pdev, rpl->DMABuff, tp->MaxPacketSize, DMA_TO_DEVICE); rpl->DMABuff = 0; /* Allocate new skb for rpl */ @@ -2227,7 +2224,7 @@ static void tms380tr_rcv_status_irq(struct net_device *dev) skb_put(rpl->Skb, tp->MaxPacketSize); /* Data unreachable for DMA ? then use local buffer */ - dmabuf = pci_map_single(tp->pdev, rpl->Skb->data, tp->MaxPacketSize, PCI_DMA_FROMDEVICE); + dmabuf = dma_map_single(tp->pdev, rpl->Skb->data, tp->MaxPacketSize, DMA_FROM_DEVICE); if(tp->dmalimit && (dmabuf + tp->MaxPacketSize > tp->dmalimit)) { rpl->SkbStat = SKB_DATA_COPY; @@ -2332,23 +2329,26 @@ void tmsdev_term(struct net_device *dev) struct net_local *tp; tp = netdev_priv(dev); - pci_unmap_single(tp->pdev, tp->dmabuffer, sizeof(struct net_local), - PCI_DMA_BIDIRECTIONAL); + dma_unmap_single(tp->pdev, tp->dmabuffer, sizeof(struct net_local), + DMA_BIDIRECTIONAL); } -int tmsdev_init(struct net_device *dev, unsigned long dmalimit, - struct pci_dev *pdev) +int tmsdev_init(struct net_device *dev, struct device *pdev) { struct net_local *tms_local; memset(dev->priv, 0, sizeof(struct net_local)); tms_local = netdev_priv(dev); init_waitqueue_head(&tms_local->wait_for_tok_int); - tms_local->dmalimit = dmalimit; + if (pdev->dma_mask) + tms_local->dmalimit = *pdev->dma_mask; + else + return -ENOMEM; tms_local->pdev = pdev; - tms_local->dmabuffer = pci_map_single(pdev, (void *)tms_local, - sizeof(struct net_local), PCI_DMA_BIDIRECTIONAL); - if (tms_local->dmabuffer + sizeof(struct net_local) > dmalimit) + tms_local->dmabuffer = dma_map_single(pdev, (void *)tms_local, + sizeof(struct net_local), DMA_BIDIRECTIONAL); + if (tms_local->dmabuffer + sizeof(struct net_local) > + tms_local->dmalimit) { printk(KERN_INFO "%s: Memory not accessible for DMA\n", dev->name); @@ -2370,8 +2370,6 @@ int tmsdev_init(struct net_device *dev, unsigned long dmalimit, return 0; } -#ifdef MODULE - EXPORT_SYMBOL(tms380tr_open); EXPORT_SYMBOL(tms380tr_close); EXPORT_SYMBOL(tms380tr_interrupt); @@ -2379,6 +2377,8 @@ EXPORT_SYMBOL(tmsdev_init); EXPORT_SYMBOL(tmsdev_term); EXPORT_SYMBOL(tms380tr_wait); +#ifdef MODULE + static struct module *TMS380_module = NULL; int init_module(void) diff --git a/drivers/net/tokenring/tms380tr.h b/drivers/net/tokenring/tms380tr.h index f2c5ba0f37a..30452c67bb6 100644 --- a/drivers/net/tokenring/tms380tr.h +++ b/drivers/net/tokenring/tms380tr.h @@ -17,8 +17,7 @@ int tms380tr_open(struct net_device *dev); int tms380tr_close(struct net_device *dev); irqreturn_t tms380tr_interrupt(int irq, void *dev_id, struct pt_regs *regs); -int tmsdev_init(struct net_device *dev, unsigned long dmalimit, - struct pci_dev *pdev); +int tmsdev_init(struct net_device *dev, struct device *pdev); void tmsdev_term(struct net_device *dev); void tms380tr_wait(unsigned long time); @@ -719,7 +718,7 @@ struct s_TPL { /* Transmit Parameter List (align on even word boundaries) */ struct sk_buff *Skb; unsigned char TPLIndex; volatile unsigned char BusyFlag;/* Flag: TPL busy? */ - dma_addr_t DMABuff; /* DMA IO bus address from pci_map */ + dma_addr_t DMABuff; /* DMA IO bus address from dma_map */ }; /* ---------------------Receive Functions-------------------------------* @@ -1060,7 +1059,7 @@ struct s_RPL { /* Receive Parameter List */ struct sk_buff *Skb; SKB_STAT SkbStat; int RPLIndex; - dma_addr_t DMABuff; /* DMA IO bus address from pci_map */ + dma_addr_t DMABuff; /* DMA IO bus address from dma_map */ }; /* Information that need to be kept for each board. */ @@ -1091,7 +1090,7 @@ typedef struct net_local { RPL *RplTail; unsigned char LocalRxBuffers[RPL_NUM][DEFAULT_PACKET_SIZE]; - struct pci_dev *pdev; + struct device *pdev; int DataRate; unsigned char ScbInUse; unsigned short CMDqueue; diff --git a/drivers/net/tokenring/tmspci.c b/drivers/net/tokenring/tmspci.c index 2e18c0a4648..ab47c0547a3 100644 --- a/drivers/net/tokenring/tmspci.c +++ b/drivers/net/tokenring/tmspci.c @@ -100,7 +100,7 @@ static int __devinit tms_pci_attach(struct pci_dev *pdev, const struct pci_devic unsigned int pci_irq_line; unsigned long pci_ioaddr; struct card_info *cardinfo = &card_info_table[ent->driver_data]; - + if (versionprinted++ == 0) printk("%s", version); @@ -143,7 +143,7 @@ static int __devinit tms_pci_attach(struct pci_dev *pdev, const struct pci_devic printk(":%2.2x", dev->dev_addr[i]); printk("\n"); - ret = tmsdev_init(dev, PCI_MAX_ADDRESS, pdev); + ret = tmsdev_init(dev, &pdev->dev); if (ret) { printk("%s: unable to get memory for dev->priv.\n", dev->name); goto err_out_irq; diff --git a/drivers/net/tulip/Kconfig b/drivers/net/tulip/Kconfig index e2cdaf87620..8c9634a98c1 100644 --- a/drivers/net/tulip/Kconfig +++ b/drivers/net/tulip/Kconfig @@ -135,6 +135,18 @@ config DM9102 <file:Documentation/networking/net-modules.txt>. The module will be called dmfe. +config ULI526X + tristate "ULi M526x controller support" + depends on NET_TULIP && PCI + select CRC32 + ---help--- + This driver is for ULi M5261/M5263 10/100M Ethernet Controller + (<http://www.uli.com.tw/>). + + To compile this driver as a module, choose M here and read + <file:Documentation/networking/net-modules.txt>. The module will + be called uli526x. + config PCMCIA_XIRCOM tristate "Xircom CardBus support (new driver)" depends on NET_TULIP && CARDBUS diff --git a/drivers/net/tulip/Makefile b/drivers/net/tulip/Makefile index 8bb9b468397..451090d6fcc 100644 --- a/drivers/net/tulip/Makefile +++ b/drivers/net/tulip/Makefile @@ -9,6 +9,7 @@ obj-$(CONFIG_WINBOND_840) += winbond-840.o obj-$(CONFIG_DE2104X) += de2104x.o obj-$(CONFIG_TULIP) += tulip.o obj-$(CONFIG_DE4X5) += de4x5.o +obj-$(CONFIG_ULI526X) += uli526x.o # Declare multi-part drivers. diff --git a/drivers/net/tulip/media.c b/drivers/net/tulip/media.c index e26c31f944b..f53396fe79c 100644 --- a/drivers/net/tulip/media.c +++ b/drivers/net/tulip/media.c @@ -81,25 +81,6 @@ int tulip_mdio_read(struct net_device *dev, int phy_id, int location) return retval & 0xffff; } - if(tp->chip_id == ULI526X && tp->revision >= 0x40) { - int value; - int i = 1000; - - value = ioread32(ioaddr + CSR9); - iowrite32(value & 0xFFEFFFFF, ioaddr + CSR9); - - value = (phy_id << 21) | (location << 16) | 0x08000000; - iowrite32(value, ioaddr + CSR10); - - while(--i > 0) { - mdio_delay(); - if(ioread32(ioaddr + CSR10) & 0x10000000) - break; - } - retval = ioread32(ioaddr + CSR10); - spin_unlock_irqrestore(&tp->mii_lock, flags); - return retval & 0xFFFF; - } /* Establish sync by sending at least 32 logic ones. */ for (i = 32; i >= 0; i--) { iowrite32(MDIO_ENB | MDIO_DATA_WRITE1, mdio_addr); @@ -159,23 +140,6 @@ void tulip_mdio_write(struct net_device *dev, int phy_id, int location, int val) spin_unlock_irqrestore(&tp->mii_lock, flags); return; } - if (tp->chip_id == ULI526X && tp->revision >= 0x40) { - int value; - int i = 1000; - - value = ioread32(ioaddr + CSR9); - iowrite32(value & 0xFFEFFFFF, ioaddr + CSR9); - - value = (phy_id << 21) | (location << 16) | 0x04000000 | (val & 0xFFFF); - iowrite32(value, ioaddr + CSR10); - - while(--i > 0) { - if (ioread32(ioaddr + CSR10) & 0x10000000) - break; - } - spin_unlock_irqrestore(&tp->mii_lock, flags); - return; - } /* Establish sync by sending 32 logic ones. */ for (i = 32; i >= 0; i--) { diff --git a/drivers/net/tulip/timer.c b/drivers/net/tulip/timer.c index 69156828355..e058a9fbfe8 100644 --- a/drivers/net/tulip/timer.c +++ b/drivers/net/tulip/timer.c @@ -39,7 +39,6 @@ void tulip_timer(unsigned long data) case MX98713: case COMPEX9881: case DM910X: - case ULI526X: default: { struct medialeaf *mleaf; unsigned char *p; diff --git a/drivers/net/tulip/tulip.h b/drivers/net/tulip/tulip.h index 20346d847d9..05d2d96f7be 100644 --- a/drivers/net/tulip/tulip.h +++ b/drivers/net/tulip/tulip.h @@ -88,7 +88,6 @@ enum chips { I21145, DM910X, CONEXANT, - ULI526X }; @@ -482,11 +481,8 @@ static inline void tulip_stop_rxtx(struct tulip_private *tp) static inline void tulip_restart_rxtx(struct tulip_private *tp) { - if(!(tp->chip_id == ULI526X && - (tp->revision == 0x40 || tp->revision == 0x50))) { - tulip_stop_rxtx(tp); - udelay(5); - } + tulip_stop_rxtx(tp); + udelay(5); tulip_start_rxtx(tp); } diff --git a/drivers/net/tulip/tulip_core.c b/drivers/net/tulip/tulip_core.c index d45d8f56e5b..05da5bea564 100644 --- a/drivers/net/tulip/tulip_core.c +++ b/drivers/net/tulip/tulip_core.c @@ -199,9 +199,6 @@ struct tulip_chip_table tulip_tbl[] = { { "Conexant LANfinity", 256, 0x0001ebef, HAS_MII | HAS_ACPI, tulip_timer }, - /* ULi526X */ - { "ULi M5261/M5263", 128, 0x0001ebef, - HAS_MII | HAS_MEDIA_TABLE | CSR12_IN_SROM | HAS_ACPI, tulip_timer }, }; @@ -239,8 +236,6 @@ static struct pci_device_id tulip_pci_tbl[] = { { 0x1737, 0xAB09, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET }, { 0x1737, 0xAB08, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET }, { 0x17B3, 0xAB08, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET }, - { 0x10b9, 0x5261, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ULI526X }, /* ALi 1563 integrated ethernet */ - { 0x10b9, 0x5263, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ULI526X }, /* ALi 1563 integrated ethernet */ { 0x10b7, 0x9300, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET }, /* 3Com 3CSOHO100B-TX */ { 0x14ea, 0xab08, PCI_ANY_ID, PCI_ANY_ID, 0, 0, COMET }, /* Planex FNW-3602-TX */ { } /* terminate list */ @@ -522,7 +517,7 @@ static void tulip_tx_timeout(struct net_device *dev) dev->name); } else if (tp->chip_id == DC21140 || tp->chip_id == DC21142 || tp->chip_id == MX98713 || tp->chip_id == COMPEX9881 - || tp->chip_id == DM910X || tp->chip_id == ULI526X) { + || tp->chip_id == DM910X) { printk(KERN_WARNING "%s: 21140 transmit timed out, status %8.8x, " "SIA %8.8x %8.8x %8.8x %8.8x, resetting...\n", dev->name, ioread32(ioaddr + CSR5), ioread32(ioaddr + CSR12), @@ -1103,18 +1098,16 @@ static void set_rx_mode(struct net_device *dev) entry = tp->cur_tx++ % TX_RING_SIZE; if (entry != 0) { - /* Avoid a chip errata by prefixing a dummy entry. Don't do - this on the ULI526X as it triggers a different problem */ - if (!(tp->chip_id == ULI526X && (tp->revision == 0x40 || tp->revision == 0x50))) { - tp->tx_buffers[entry].skb = NULL; - tp->tx_buffers[entry].mapping = 0; - tp->tx_ring[entry].length = - (entry == TX_RING_SIZE-1) ? cpu_to_le32(DESC_RING_WRAP) : 0; - tp->tx_ring[entry].buffer1 = 0; - /* Must set DescOwned later to avoid race with chip */ - dummy = entry; - entry = tp->cur_tx++ % TX_RING_SIZE; - } + /* Avoid a chip errata by prefixing a dummy entry. */ + tp->tx_buffers[entry].skb = NULL; + tp->tx_buffers[entry].mapping = 0; + tp->tx_ring[entry].length = + (entry == TX_RING_SIZE-1) ? cpu_to_le32(DESC_RING_WRAP) : 0; + tp->tx_ring[entry].buffer1 = 0; + /* Must set DescOwned later to avoid race with chip */ + dummy = entry; + entry = tp->cur_tx++ % TX_RING_SIZE; + } tp->tx_buffers[entry].skb = NULL; @@ -1235,10 +1228,6 @@ static int tulip_uli_dm_quirk(struct pci_dev *pdev) { if (pdev->vendor == 0x1282 && pdev->device == 0x9102) return 1; - if (pdev->vendor == 0x10b9 && pdev->device == 0x5261) - return 1; - if (pdev->vendor == 0x10b9 && pdev->device == 0x5263) - return 1; return 0; } @@ -1680,7 +1669,6 @@ static int __devinit tulip_init_one (struct pci_dev *pdev, switch (chip_idx) { case DC21140: case DM910X: - case ULI526X: default: if (tp->mtable) iowrite32(tp->mtable->csr12dir | 0x100, ioaddr + CSR12); diff --git a/drivers/net/tulip/uli526x.c b/drivers/net/tulip/uli526x.c new file mode 100644 index 00000000000..5ae22b7bc5c --- /dev/null +++ b/drivers/net/tulip/uli526x.c @@ -0,0 +1,1749 @@ +/* + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + +*/ + +#define DRV_NAME "uli526x" +#define DRV_VERSION "0.9.3" +#define DRV_RELDATE "2005-7-29" + +#include <linux/module.h> + +#include <linux/kernel.h> +#include <linux/string.h> +#include <linux/timer.h> +#include <linux/ptrace.h> +#include <linux/errno.h> +#include <linux/ioport.h> +#include <linux/slab.h> +#include <linux/interrupt.h> +#include <linux/pci.h> +#include <linux/init.h> +#include <linux/netdevice.h> +#include <linux/etherdevice.h> +#include <linux/ethtool.h> +#include <linux/skbuff.h> +#include <linux/delay.h> +#include <linux/spinlock.h> + +#include <asm/processor.h> +#include <asm/bitops.h> +#include <asm/io.h> +#include <asm/dma.h> +#include <asm/uaccess.h> + + +/* Board/System/Debug information/definition ---------------- */ +#define PCI_ULI5261_ID 0x526110B9 /* ULi M5261 ID*/ +#define PCI_ULI5263_ID 0x526310B9 /* ULi M5263 ID*/ + +#define ULI526X_IO_SIZE 0x100 +#define TX_DESC_CNT 0x20 /* Allocated Tx descriptors */ +#define RX_DESC_CNT 0x30 /* Allocated Rx descriptors */ +#define TX_FREE_DESC_CNT (TX_DESC_CNT - 2) /* Max TX packet count */ +#define TX_WAKE_DESC_CNT (TX_DESC_CNT - 3) /* TX wakeup count */ +#define DESC_ALL_CNT (TX_DESC_CNT + RX_DESC_CNT) +#define TX_BUF_ALLOC 0x600 +#define RX_ALLOC_SIZE 0x620 +#define ULI526X_RESET 1 +#define CR0_DEFAULT 0 +#define CR6_DEFAULT 0x22200000 +#define CR7_DEFAULT 0x180c1 +#define CR15_DEFAULT 0x06 /* TxJabber RxWatchdog */ +#define TDES0_ERR_MASK 0x4302 /* TXJT, LC, EC, FUE */ +#define MAX_PACKET_SIZE 1514 +#define ULI5261_MAX_MULTICAST 14 +#define RX_COPY_SIZE 100 +#define MAX_CHECK_PACKET 0x8000 + +#define ULI526X_10MHF 0 +#define ULI526X_100MHF 1 +#define ULI526X_10MFD 4 +#define ULI526X_100MFD 5 +#define ULI526X_AUTO 8 + +#define ULI526X_TXTH_72 0x400000 /* TX TH 72 byte */ +#define ULI526X_TXTH_96 0x404000 /* TX TH 96 byte */ +#define ULI526X_TXTH_128 0x0000 /* TX TH 128 byte */ +#define ULI526X_TXTH_256 0x4000 /* TX TH 256 byte */ +#define ULI526X_TXTH_512 0x8000 /* TX TH 512 byte */ +#define ULI526X_TXTH_1K 0xC000 /* TX TH 1K byte */ + +#define ULI526X_TIMER_WUT (jiffies + HZ * 1)/* timer wakeup time : 1 second */ +#define ULI526X_TX_TIMEOUT ((16*HZ)/2) /* tx packet time-out time 8 s" */ +#define ULI526X_TX_KICK (4*HZ/2) /* tx packet Kick-out time 2 s" */ + +#define ULI526X_DBUG(dbug_now, msg, value) if (uli526x_debug || (dbug_now)) printk(KERN_ERR DRV_NAME ": %s %lx\n", (msg), (long) (value)) + +#define SHOW_MEDIA_TYPE(mode) printk(KERN_ERR DRV_NAME ": Change Speed to %sMhz %s duplex\n",mode & 1 ?"100":"10", mode & 4 ? "full":"half"); + + +/* CR9 definition: SROM/MII */ +#define CR9_SROM_READ 0x4800 +#define CR9_SRCS 0x1 +#define CR9_SRCLK 0x2 +#define CR9_CRDOUT 0x8 +#define SROM_DATA_0 0x0 +#define SROM_DATA_1 0x4 +#define PHY_DATA_1 0x20000 +#define PHY_DATA_0 0x00000 +#define MDCLKH 0x10000 + +#define PHY_POWER_DOWN 0x800 + +#define SROM_V41_CODE 0x14 + +#define SROM_CLK_WRITE(data, ioaddr) \ + outl(data|CR9_SROM_READ|CR9_SRCS,ioaddr); \ + udelay(5); \ + outl(data|CR9_SROM_READ|CR9_SRCS|CR9_SRCLK,ioaddr); \ + udelay(5); \ + outl(data|CR9_SROM_READ|CR9_SRCS,ioaddr); \ + udelay(5); + +/* Structure/enum declaration ------------------------------- */ +struct tx_desc { + u32 tdes0, tdes1, tdes2, tdes3; /* Data for the card */ + char *tx_buf_ptr; /* Data for us */ + struct tx_desc *next_tx_desc; +} __attribute__(( aligned(32) )); + +struct rx_desc { + u32 rdes0, rdes1, rdes2, rdes3; /* Data for the card */ + struct sk_buff *rx_skb_ptr; /* Data for us */ + struct rx_desc *next_rx_desc; +} __attribute__(( aligned(32) )); + +struct uli526x_board_info { + u32 chip_id; /* Chip vendor/Device ID */ + struct net_device *next_dev; /* next device */ + struct pci_dev *pdev; /* PCI device */ + spinlock_t lock; + + long ioaddr; /* I/O base address */ + u32 cr0_data; + u32 cr5_data; + u32 cr6_data; + u32 cr7_data; + u32 cr15_data; + + /* pointer for memory physical address */ + dma_addr_t buf_pool_dma_ptr; /* Tx buffer pool memory */ + dma_addr_t buf_pool_dma_start; /* Tx buffer pool align dword */ + dma_addr_t desc_pool_dma_ptr; /* descriptor pool memory */ + dma_addr_t first_tx_desc_dma; + dma_addr_t first_rx_desc_dma; + + /* descriptor pointer */ + unsigned char *buf_pool_ptr; /* Tx buffer pool memory */ + unsigned char *buf_pool_start; /* Tx buffer pool align dword */ + unsigned char *desc_pool_ptr; /* descriptor pool memory */ + struct tx_desc *first_tx_desc; + struct tx_desc *tx_insert_ptr; + struct tx_desc *tx_remove_ptr; + struct rx_desc *first_rx_desc; + struct rx_desc *rx_insert_ptr; + struct rx_desc *rx_ready_ptr; /* packet come pointer */ + unsigned long tx_packet_cnt; /* transmitted packet count */ + unsigned long rx_avail_cnt; /* available rx descriptor count */ + unsigned long interval_rx_cnt; /* rx packet count a callback time */ + + u16 dbug_cnt; + u16 NIC_capability; /* NIC media capability */ + u16 PHY_reg4; /* Saved Phyxcer register 4 value */ + + u8 media_mode; /* user specify media mode */ + u8 op_mode; /* real work media mode */ + u8 phy_addr; + u8 link_failed; /* Ever link failed */ + u8 wait_reset; /* Hardware failed, need to reset */ + struct timer_list timer; + + /* System defined statistic counter */ + struct net_device_stats stats; + + /* Driver defined statistic counter */ + unsigned long tx_fifo_underrun; + unsigned long tx_loss_carrier; + unsigned long tx_no_carrier; + unsigned long tx_late_collision; + unsigned long tx_excessive_collision; + unsigned long tx_jabber_timeout; + unsigned long reset_count; + unsigned long reset_cr8; + unsigned long reset_fatal; + unsigned long reset_TXtimeout; + + /* NIC SROM data */ + unsigned char srom[128]; + u8 init; +}; + +enum uli526x_offsets { + DCR0 = 0x00, DCR1 = 0x08, DCR2 = 0x10, DCR3 = 0x18, DCR4 = 0x20, + DCR5 = 0x28, DCR6 = 0x30, DCR7 = 0x38, DCR8 = 0x40, DCR9 = 0x48, + DCR10 = 0x50, DCR11 = 0x58, DCR12 = 0x60, DCR13 = 0x68, DCR14 = 0x70, + DCR15 = 0x78 +}; + +enum uli526x_CR6_bits { + CR6_RXSC = 0x2, CR6_PBF = 0x8, CR6_PM = 0x40, CR6_PAM = 0x80, + CR6_FDM = 0x200, CR6_TXSC = 0x2000, CR6_STI = 0x100000, + CR6_SFT = 0x200000, CR6_RXA = 0x40000000, CR6_NO_PURGE = 0x20000000 +}; + +/* Global variable declaration ----------------------------- */ +static int __devinitdata printed_version; +static char version[] __devinitdata = + KERN_INFO DRV_NAME ": ULi M5261/M5263 net driver, version " + DRV_VERSION " (" DRV_RELDATE ")\n"; + +static int uli526x_debug; +static unsigned char uli526x_media_mode = ULI526X_AUTO; +static u32 uli526x_cr6_user_set; + +/* For module input parameter */ +static int debug; +static u32 cr6set; +static unsigned char mode = 8; + +/* function declaration ------------------------------------- */ +static int uli526x_open(struct net_device *); +static int uli526x_start_xmit(struct sk_buff *, struct net_device *); +static int uli526x_stop(struct net_device *); +static struct net_device_stats * uli526x_get_stats(struct net_device *); +static void uli526x_set_filter_mode(struct net_device *); +static struct ethtool_ops netdev_ethtool_ops; +static u16 read_srom_word(long, int); +static irqreturn_t uli526x_interrupt(int, void *, struct pt_regs *); +static void uli526x_descriptor_init(struct uli526x_board_info *, unsigned long); +static void allocate_rx_buffer(struct uli526x_board_info *); +static void update_cr6(u32, unsigned long); +static void send_filter_frame(struct net_device *, int); +static u16 phy_read(unsigned long, u8, u8, u32); +static u16 phy_readby_cr10(unsigned long, u8, u8); +static void phy_write(unsigned long, u8, u8, u16, u32); +static void phy_writeby_cr10(unsigned long, u8, u8, u16); +static void phy_write_1bit(unsigned long, u32, u32); +static u16 phy_read_1bit(unsigned long, u32); +static u8 uli526x_sense_speed(struct uli526x_board_info *); +static void uli526x_process_mode(struct uli526x_board_info *); +static void uli526x_timer(unsigned long); +static void uli526x_rx_packet(struct net_device *, struct uli526x_board_info *); +static void uli526x_free_tx_pkt(struct net_device *, struct uli526x_board_info *); +static void uli526x_reuse_skb(struct uli526x_board_info *, struct sk_buff *); +static void uli526x_dynamic_reset(struct net_device *); +static void uli526x_free_rxbuffer(struct uli526x_board_info *); +static void uli526x_init(struct net_device *); +static void uli526x_set_phyxcer(struct uli526x_board_info *); + +/* ULI526X network board routine ---------------------------- */ + +/* + * Search ULI526X board, allocate space and register it + */ + +static int __devinit uli526x_init_one (struct pci_dev *pdev, + const struct pci_device_id *ent) +{ + struct uli526x_board_info *db; /* board information structure */ + struct net_device *dev; + int i, err; + + ULI526X_DBUG(0, "uli526x_init_one()", 0); + + if (!printed_version++) + printk(version); + + /* Init network device */ + dev = alloc_etherdev(sizeof(*db)); + if (dev == NULL) + return -ENOMEM; + SET_MODULE_OWNER(dev); + SET_NETDEV_DEV(dev, &pdev->dev); + + if (pci_set_dma_mask(pdev, DMA_32BIT_MASK)) { + printk(KERN_WARNING DRV_NAME ": 32-bit PCI DMA not available.\n"); + err = -ENODEV; + goto err_out_free; + } + + /* Enable Master/IO access, Disable memory access */ + err = pci_enable_device(pdev); + if (err) + goto err_out_free; + + if (!pci_resource_start(pdev, 0)) { + printk(KERN_ERR DRV_NAME ": I/O base is zero\n"); + err = -ENODEV; + goto err_out_disable; + } + + if (pci_resource_len(pdev, 0) < (ULI526X_IO_SIZE) ) { + printk(KERN_ERR DRV_NAME ": Allocated I/O size too small\n"); + err = -ENODEV; + goto err_out_disable; + } + + if (pci_request_regions(pdev, DRV_NAME)) { + printk(KERN_ERR DRV_NAME ": Failed to request PCI regions\n"); + err = -ENODEV; + goto err_out_disable; + } + + /* Init system & device */ + db = netdev_priv(dev); + + /* Allocate Tx/Rx descriptor memory */ + db->desc_pool_ptr = pci_alloc_consistent(pdev, sizeof(struct tx_desc) * DESC_ALL_CNT + 0x20, &db->desc_pool_dma_ptr); + if(db->desc_pool_ptr == NULL) + { + err = -ENOMEM; + goto err_out_nomem; + } + db->buf_pool_ptr = pci_alloc_consistent(pdev, TX_BUF_ALLOC * TX_DESC_CNT + 4, &db->buf_pool_dma_ptr); + if(db->buf_pool_ptr == NULL) + { + err = -ENOMEM; + goto err_out_nomem; + } + + db->first_tx_desc = (struct tx_desc *) db->desc_pool_ptr; + db->first_tx_desc_dma = db->desc_pool_dma_ptr; + db->buf_pool_start = db->buf_pool_ptr; + db->buf_pool_dma_start = db->buf_pool_dma_ptr; + + db->chip_id = ent->driver_data; + db->ioaddr = pci_resource_start(pdev, 0); + + db->pdev = pdev; + db->init = 1; + + dev->base_addr = db->ioaddr; + dev->irq = pdev->irq; + pci_set_drvdata(pdev, dev); + + /* Register some necessary functions */ + dev->open = &uli526x_open; + dev->hard_start_xmit = &uli526x_start_xmit; + dev->stop = &uli526x_stop; + dev->get_stats = &uli526x_get_stats; + dev->set_multicast_list = &uli526x_set_filter_mode; + dev->ethtool_ops = &netdev_ethtool_ops; + spin_lock_init(&db->lock); + + + /* read 64 word srom data */ + for (i = 0; i < 64; i++) + ((u16 *) db->srom)[i] = cpu_to_le16(read_srom_word(db->ioaddr, i)); + + /* Set Node address */ + if(((u16 *) db->srom)[0] == 0xffff || ((u16 *) db->srom)[0] == 0) /* SROM absent, so read MAC address from ID Table */ + { + outl(0x10000, db->ioaddr + DCR0); //Diagnosis mode + outl(0x1c0, db->ioaddr + DCR13); //Reset dianostic pointer port + outl(0, db->ioaddr + DCR14); //Clear reset port + outl(0x10, db->ioaddr + DCR14); //Reset ID Table pointer + outl(0, db->ioaddr + DCR14); //Clear reset port + outl(0, db->ioaddr + DCR13); //Clear CR13 + outl(0x1b0, db->ioaddr + DCR13); //Select ID Table access port + //Read MAC address from CR14 + for (i = 0; i < 6; i++) + dev->dev_addr[i] = inl(db->ioaddr + DCR14); + //Read end + outl(0, db->ioaddr + DCR13); //Clear CR13 + outl(0, db->ioaddr + DCR0); //Clear CR0 + udelay(10); + } + else /*Exist SROM*/ + { + for (i = 0; i < 6; i++) + dev->dev_addr[i] = db->srom[20 + i]; + } + err = register_netdev (dev); + if (err) + goto err_out_res; + + printk(KERN_INFO "%s: ULi M%04lx at pci%s,",dev->name,ent->driver_data >> 16,pci_name(pdev)); + + for (i = 0; i < 6; i++) + printk("%c%02x", i ? ':' : ' ', dev->dev_addr[i]); + printk(", irq %d.\n", dev->irq); + + pci_set_master(pdev); + + return 0; + +err_out_res: + pci_release_regions(pdev); +err_out_nomem: + if(db->desc_pool_ptr) + pci_free_consistent(pdev, sizeof(struct tx_desc) * DESC_ALL_CNT + 0x20, + db->desc_pool_ptr, db->desc_pool_dma_ptr); + + if(db->buf_pool_ptr != NULL) + pci_free_consistent(pdev, TX_BUF_ALLOC * TX_DESC_CNT + 4, + db->buf_pool_ptr, db->buf_pool_dma_ptr); +err_out_disable: + pci_disable_device(pdev); +err_out_free: + pci_set_drvdata(pdev, NULL); + free_netdev(dev); + + return err; +} + + +static void __devexit uli526x_remove_one (struct pci_dev *pdev) +{ + struct net_device *dev = pci_get_drvdata(pdev); + struct uli526x_board_info *db = netdev_priv(dev); + + ULI526X_DBUG(0, "uli526x_remove_one()", 0); + + pci_free_consistent(db->pdev, sizeof(struct tx_desc) * + DESC_ALL_CNT + 0x20, db->desc_pool_ptr, + db->desc_pool_dma_ptr); + pci_free_consistent(db->pdev, TX_BUF_ALLOC * TX_DESC_CNT + 4, + db->buf_pool_ptr, db->buf_pool_dma_ptr); + unregister_netdev(dev); + pci_release_regions(pdev); + free_netdev(dev); /* free board information */ + pci_set_drvdata(pdev, NULL); + pci_disable_device(pdev); + ULI526X_DBUG(0, "uli526x_remove_one() exit", 0); +} + + +/* + * Open the interface. + * The interface is opened whenever "ifconfig" activates it. + */ + +static int uli526x_open(struct net_device *dev) +{ + int ret; + struct uli526x_board_info *db = netdev_priv(dev); + + ULI526X_DBUG(0, "uli526x_open", 0); + + ret = request_irq(dev->irq, &uli526x_interrupt, SA_SHIRQ, dev->name, dev); + if (ret) + return ret; + + /* system variable init */ + db->cr6_data = CR6_DEFAULT | uli526x_cr6_user_set; + db->tx_packet_cnt = 0; + db->rx_avail_cnt = 0; + db->link_failed = 1; + netif_carrier_off(dev); + db->wait_reset = 0; + + db->NIC_capability = 0xf; /* All capability*/ + db->PHY_reg4 = 0x1e0; + + /* CR6 operation mode decision */ + db->cr6_data |= ULI526X_TXTH_256; + db->cr0_data = CR0_DEFAULT; + + /* Initialize ULI526X board */ + uli526x_init(dev); + + /* Active System Interface */ + netif_wake_queue(dev); + + /* set and active a timer process */ + init_timer(&db->timer); + db->timer.expires = ULI526X_TIMER_WUT + HZ * 2; + db->timer.data = (unsigned long)dev; + db->timer.function = &uli526x_timer; + add_timer(&db->timer); + + return 0; +} + + +/* Initialize ULI526X board + * Reset ULI526X board + * Initialize TX/Rx descriptor chain structure + * Send the set-up frame + * Enable Tx/Rx machine + */ + +static void uli526x_init(struct net_device *dev) +{ + struct uli526x_board_info *db = netdev_priv(dev); + unsigned long ioaddr = db->ioaddr; + u8 phy_tmp; + u16 phy_value; + u16 phy_reg_reset; + + ULI526X_DBUG(0, "uli526x_init()", 0); + + /* Reset M526x MAC controller */ + outl(ULI526X_RESET, ioaddr + DCR0); /* RESET MAC */ + udelay(100); + outl(db->cr0_data, ioaddr + DCR0); + udelay(5); + + /* Phy addr : In some boards,M5261/M5263 phy address != 1 */ + db->phy_addr = 1; + for(phy_tmp=0;phy_tmp<32;phy_tmp++) + { + phy_value=phy_read(db->ioaddr,phy_tmp,3,db->chip_id);//peer add + if(phy_value != 0xffff&&phy_value!=0) + { + db->phy_addr = phy_tmp; + break; + } + } + if(phy_tmp == 32) + printk(KERN_WARNING "Can not find the phy address!!!"); + /* Parser SROM and media mode */ + db->media_mode = uli526x_media_mode; + + /* Phyxcer capability setting */ + phy_reg_reset = phy_read(db->ioaddr, db->phy_addr, 0, db->chip_id); + phy_reg_reset = (phy_reg_reset | 0x8000); + phy_write(db->ioaddr, db->phy_addr, 0, phy_reg_reset, db->chip_id); + udelay(500); + + /* Process Phyxcer Media Mode */ + uli526x_set_phyxcer(db); + + /* Media Mode Process */ + if ( !(db->media_mode & ULI526X_AUTO) ) + db->op_mode = db->media_mode; /* Force Mode */ + + /* Initialize Transmit/Receive decriptor and CR3/4 */ + uli526x_descriptor_init(db, ioaddr); + + /* Init CR6 to program M526X operation */ + update_cr6(db->cr6_data, ioaddr); + + /* Send setup frame */ + send_filter_frame(dev, dev->mc_count); /* M5261/M5263 */ + + /* Init CR7, interrupt active bit */ + db->cr7_data = CR7_DEFAULT; + outl(db->cr7_data, ioaddr + DCR7); + + /* Init CR15, Tx jabber and Rx watchdog timer */ + outl(db->cr15_data, ioaddr + DCR15); + + /* Enable ULI526X Tx/Rx function */ + db->cr6_data |= CR6_RXSC | CR6_TXSC; + update_cr6(db->cr6_data, ioaddr); +} + + +/* + * Hardware start transmission. + * Send a packet to media from the upper layer. + */ + +static int uli526x_start_xmit(struct sk_buff *skb, struct net_device *dev) +{ + struct uli526x_board_info *db = netdev_priv(dev); + struct tx_desc *txptr; + unsigned long flags; + + ULI526X_DBUG(0, "uli526x_start_xmit", 0); + + /* Resource flag check */ + netif_stop_queue(dev); + + /* Too large packet check */ + if (skb->len > MAX_PACKET_SIZE) { + printk(KERN_ERR DRV_NAME ": big packet = %d\n", (u16)skb->len); + dev_kfree_skb(skb); + return 0; + } + + spin_lock_irqsave(&db->lock, flags); + + /* No Tx resource check, it never happen nromally */ + if (db->tx_packet_cnt >= TX_FREE_DESC_CNT) { + spin_unlock_irqrestore(&db->lock, flags); + printk(KERN_ERR DRV_NAME ": No Tx resource %ld\n", db->tx_packet_cnt); + return 1; + } + + /* Disable NIC interrupt */ + outl(0, dev->base_addr + DCR7); + + /* transmit this packet */ + txptr = db->tx_insert_ptr; + memcpy(txptr->tx_buf_ptr, skb->data, skb->len); + txptr->tdes1 = cpu_to_le32(0xe1000000 | skb->len); + + /* Point to next transmit free descriptor */ + db->tx_insert_ptr = txptr->next_tx_desc; + + /* Transmit Packet Process */ + if ( (db->tx_packet_cnt < TX_DESC_CNT) ) { + txptr->tdes0 = cpu_to_le32(0x80000000); /* Set owner bit */ + db->tx_packet_cnt++; /* Ready to send */ + outl(0x1, dev->base_addr + DCR1); /* Issue Tx polling */ + dev->trans_start = jiffies; /* saved time stamp */ + } + + /* Tx resource check */ + if ( db->tx_packet_cnt < TX_FREE_DESC_CNT ) + netif_wake_queue(dev); + + /* Restore CR7 to enable interrupt */ + spin_unlock_irqrestore(&db->lock, flags); + outl(db->cr7_data, dev->base_addr + DCR7); + + /* free this SKB */ + dev_kfree_skb(skb); + + return 0; +} + + +/* + * Stop the interface. + * The interface is stopped when it is brought. + */ + +static int uli526x_stop(struct net_device *dev) +{ + struct uli526x_board_info *db = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + + ULI526X_DBUG(0, "uli526x_stop", 0); + + /* disable system */ + netif_stop_queue(dev); + + /* deleted timer */ + del_timer_sync(&db->timer); + + /* Reset & stop ULI526X board */ + outl(ULI526X_RESET, ioaddr + DCR0); + udelay(5); + phy_write(db->ioaddr, db->phy_addr, 0, 0x8000, db->chip_id); + + /* free interrupt */ + free_irq(dev->irq, dev); + + /* free allocated rx buffer */ + uli526x_free_rxbuffer(db); + +#if 0 + /* show statistic counter */ + printk(DRV_NAME ": FU:%lx EC:%lx LC:%lx NC:%lx LOC:%lx TXJT:%lx RESET:%lx RCR8:%lx FAL:%lx TT:%lx\n", + db->tx_fifo_underrun, db->tx_excessive_collision, + db->tx_late_collision, db->tx_no_carrier, db->tx_loss_carrier, + db->tx_jabber_timeout, db->reset_count, db->reset_cr8, + db->reset_fatal, db->reset_TXtimeout); +#endif + + return 0; +} + + +/* + * M5261/M5263 insterrupt handler + * receive the packet to upper layer, free the transmitted packet + */ + +static irqreturn_t uli526x_interrupt(int irq, void *dev_id, struct pt_regs *regs) +{ + struct net_device *dev = dev_id; + struct uli526x_board_info *db = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + unsigned long flags; + + if (!dev) { + ULI526X_DBUG(1, "uli526x_interrupt() without DEVICE arg", 0); + return IRQ_NONE; + } + + spin_lock_irqsave(&db->lock, flags); + outl(0, ioaddr + DCR7); + + /* Got ULI526X status */ + db->cr5_data = inl(ioaddr + DCR5); + outl(db->cr5_data, ioaddr + DCR5); + if ( !(db->cr5_data & 0x180c1) ) { + spin_unlock_irqrestore(&db->lock, flags); + outl(db->cr7_data, ioaddr + DCR7); + return IRQ_HANDLED; + } + + /* Check system status */ + if (db->cr5_data & 0x2000) { + /* system bus error happen */ + ULI526X_DBUG(1, "System bus error happen. CR5=", db->cr5_data); + db->reset_fatal++; + db->wait_reset = 1; /* Need to RESET */ + spin_unlock_irqrestore(&db->lock, flags); + return IRQ_HANDLED; + } + + /* Received the coming packet */ + if ( (db->cr5_data & 0x40) && db->rx_avail_cnt ) + uli526x_rx_packet(dev, db); + + /* reallocate rx descriptor buffer */ + if (db->rx_avail_cnt<RX_DESC_CNT) + allocate_rx_buffer(db); + + /* Free the transmitted descriptor */ + if ( db->cr5_data & 0x01) + uli526x_free_tx_pkt(dev, db); + + /* Restore CR7 to enable interrupt mask */ + outl(db->cr7_data, ioaddr + DCR7); + + spin_unlock_irqrestore(&db->lock, flags); + return IRQ_HANDLED; +} + + +/* + * Free TX resource after TX complete + */ + +static void uli526x_free_tx_pkt(struct net_device *dev, struct uli526x_board_info * db) +{ + struct tx_desc *txptr; + u32 tdes0; + + txptr = db->tx_remove_ptr; + while(db->tx_packet_cnt) { + tdes0 = le32_to_cpu(txptr->tdes0); + /* printk(DRV_NAME ": tdes0=%x\n", tdes0); */ + if (tdes0 & 0x80000000) + break; + + /* A packet sent completed */ + db->tx_packet_cnt--; + db->stats.tx_packets++; + + /* Transmit statistic counter */ + if ( tdes0 != 0x7fffffff ) { + /* printk(DRV_NAME ": tdes0=%x\n", tdes0); */ + db->stats.collisions += (tdes0 >> 3) & 0xf; + db->stats.tx_bytes += le32_to_cpu(txptr->tdes1) & 0x7ff; + if (tdes0 & TDES0_ERR_MASK) { + db->stats.tx_errors++; + if (tdes0 & 0x0002) { /* UnderRun */ + db->tx_fifo_underrun++; + if ( !(db->cr6_data & CR6_SFT) ) { + db->cr6_data = db->cr6_data | CR6_SFT; + update_cr6(db->cr6_data, db->ioaddr); + } + } + if (tdes0 & 0x0100) + db->tx_excessive_collision++; + if (tdes0 & 0x0200) + db->tx_late_collision++; + if (tdes0 & 0x0400) + db->tx_no_carrier++; + if (tdes0 & 0x0800) + db->tx_loss_carrier++; + if (tdes0 & 0x4000) + db->tx_jabber_timeout++; + } + } + + txptr = txptr->next_tx_desc; + }/* End of while */ + + /* Update TX remove pointer to next */ + db->tx_remove_ptr = txptr; + + /* Resource available check */ + if ( db->tx_packet_cnt < TX_WAKE_DESC_CNT ) + netif_wake_queue(dev); /* Active upper layer, send again */ +} + + +/* + * Receive the come packet and pass to upper layer + */ + +static void uli526x_rx_packet(struct net_device *dev, struct uli526x_board_info * db) +{ + struct rx_desc *rxptr; + struct sk_buff *skb; + int rxlen; + u32 rdes0; + + rxptr = db->rx_ready_ptr; + + while(db->rx_avail_cnt) { + rdes0 = le32_to_cpu(rxptr->rdes0); + if (rdes0 & 0x80000000) /* packet owner check */ + { + break; + } + + db->rx_avail_cnt--; + db->interval_rx_cnt++; + + pci_unmap_single(db->pdev, le32_to_cpu(rxptr->rdes2), RX_ALLOC_SIZE, PCI_DMA_FROMDEVICE); + if ( (rdes0 & 0x300) != 0x300) { + /* A packet without First/Last flag */ + /* reuse this SKB */ + ULI526X_DBUG(0, "Reuse SK buffer, rdes0", rdes0); + uli526x_reuse_skb(db, rxptr->rx_skb_ptr); + } else { + /* A packet with First/Last flag */ + rxlen = ( (rdes0 >> 16) & 0x3fff) - 4; + + /* error summary bit check */ + if (rdes0 & 0x8000) { + /* This is a error packet */ + //printk(DRV_NAME ": rdes0: %lx\n", rdes0); + db->stats.rx_errors++; + if (rdes0 & 1) + db->stats.rx_fifo_errors++; + if (rdes0 & 2) + db->stats.rx_crc_errors++; + if (rdes0 & 0x80) + db->stats.rx_length_errors++; + } + + if ( !(rdes0 & 0x8000) || + ((db->cr6_data & CR6_PM) && (rxlen>6)) ) { + skb = rxptr->rx_skb_ptr; + + /* Good packet, send to upper layer */ + /* Shorst packet used new SKB */ + if ( (rxlen < RX_COPY_SIZE) && + ( (skb = dev_alloc_skb(rxlen + 2) ) + != NULL) ) { + /* size less than COPY_SIZE, allocate a rxlen SKB */ + skb->dev = dev; + skb_reserve(skb, 2); /* 16byte align */ + memcpy(skb_put(skb, rxlen), rxptr->rx_skb_ptr->tail, rxlen); + uli526x_reuse_skb(db, rxptr->rx_skb_ptr); + } else { + skb->dev = dev; + skb_put(skb, rxlen); + } + skb->protocol = eth_type_trans(skb, dev); + netif_rx(skb); + dev->last_rx = jiffies; + db->stats.rx_packets++; + db->stats.rx_bytes += rxlen; + + } else { + /* Reuse SKB buffer when the packet is error */ + ULI526X_DBUG(0, "Reuse SK buffer, rdes0", rdes0); + uli526x_reuse_skb(db, rxptr->rx_skb_ptr); + } + } + + rxptr = rxptr->next_rx_desc; + } + + db->rx_ready_ptr = rxptr; +} + + +/* + * Get statistics from driver. + */ + +static struct net_device_stats * uli526x_get_stats(struct net_device *dev) +{ + struct uli526x_board_info *db = netdev_priv(dev); + + ULI526X_DBUG(0, "uli526x_get_stats", 0); + return &db->stats; +} + + +/* + * Set ULI526X multicast address + */ + +static void uli526x_set_filter_mode(struct net_device * dev) +{ + struct uli526x_board_info *db = dev->priv; + unsigned long flags; + + ULI526X_DBUG(0, "uli526x_set_filter_mode()", 0); + spin_lock_irqsave(&db->lock, flags); + + if (dev->flags & IFF_PROMISC) { + ULI526X_DBUG(0, "Enable PROM Mode", 0); + db->cr6_data |= CR6_PM | CR6_PBF; + update_cr6(db->cr6_data, db->ioaddr); + spin_unlock_irqrestore(&db->lock, flags); + return; + } + + if (dev->flags & IFF_ALLMULTI || dev->mc_count > ULI5261_MAX_MULTICAST) { + ULI526X_DBUG(0, "Pass all multicast address", dev->mc_count); + db->cr6_data &= ~(CR6_PM | CR6_PBF); + db->cr6_data |= CR6_PAM; + spin_unlock_irqrestore(&db->lock, flags); + return; + } + + ULI526X_DBUG(0, "Set multicast address", dev->mc_count); + send_filter_frame(dev, dev->mc_count); /* M5261/M5263 */ + spin_unlock_irqrestore(&db->lock, flags); +} + +static void +ULi_ethtool_gset(struct uli526x_board_info *db, struct ethtool_cmd *ecmd) +{ + ecmd->supported = (SUPPORTED_10baseT_Half | + SUPPORTED_10baseT_Full | + SUPPORTED_100baseT_Half | + SUPPORTED_100baseT_Full | + SUPPORTED_Autoneg | + SUPPORTED_MII); + + ecmd->advertising = (ADVERTISED_10baseT_Half | + ADVERTISED_10baseT_Full | + ADVERTISED_100baseT_Half | + ADVERTISED_100baseT_Full | + ADVERTISED_Autoneg | + ADVERTISED_MII); + + + ecmd->port = PORT_MII; + ecmd->phy_address = db->phy_addr; + + ecmd->transceiver = XCVR_EXTERNAL; + + ecmd->speed = 10; + ecmd->duplex = DUPLEX_HALF; + + if(db->op_mode==ULI526X_100MHF || db->op_mode==ULI526X_100MFD) + { + ecmd->speed = 100; + } + if(db->op_mode==ULI526X_10MFD || db->op_mode==ULI526X_100MFD) + { + ecmd->duplex = DUPLEX_FULL; + } + if(db->link_failed) + { + ecmd->speed = -1; + ecmd->duplex = -1; + } + + if (db->media_mode & ULI526X_AUTO) + { + ecmd->autoneg = AUTONEG_ENABLE; + } +} + +static void netdev_get_drvinfo(struct net_device *dev, + struct ethtool_drvinfo *info) +{ + struct uli526x_board_info *np = netdev_priv(dev); + + strcpy(info->driver, DRV_NAME); + strcpy(info->version, DRV_VERSION); + if (np->pdev) + strcpy(info->bus_info, pci_name(np->pdev)); + else + sprintf(info->bus_info, "EISA 0x%lx %d", + dev->base_addr, dev->irq); +} + +static int netdev_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) { + struct uli526x_board_info *np = netdev_priv(dev); + + ULi_ethtool_gset(np, cmd); + + return 0; +} + +static u32 netdev_get_link(struct net_device *dev) { + struct uli526x_board_info *np = netdev_priv(dev); + + if(np->link_failed) + return 0; + else + return 1; +} + +static void uli526x_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) +{ + wol->supported = WAKE_PHY | WAKE_MAGIC; + wol->wolopts = 0; +} + +static struct ethtool_ops netdev_ethtool_ops = { + .get_drvinfo = netdev_get_drvinfo, + .get_settings = netdev_get_settings, + .get_link = netdev_get_link, + .get_wol = uli526x_get_wol, +}; + +/* + * A periodic timer routine + * Dynamic media sense, allocate Rx buffer... + */ + +static void uli526x_timer(unsigned long data) +{ + u32 tmp_cr8; + unsigned char tmp_cr12=0; + struct net_device *dev = (struct net_device *) data; + struct uli526x_board_info *db = netdev_priv(dev); + unsigned long flags; + u8 TmpSpeed=10; + + //ULI526X_DBUG(0, "uli526x_timer()", 0); + spin_lock_irqsave(&db->lock, flags); + + + /* Dynamic reset ULI526X : system error or transmit time-out */ + tmp_cr8 = inl(db->ioaddr + DCR8); + if ( (db->interval_rx_cnt==0) && (tmp_cr8) ) { + db->reset_cr8++; + db->wait_reset = 1; + } + db->interval_rx_cnt = 0; + + /* TX polling kick monitor */ + if ( db->tx_packet_cnt && + time_after(jiffies, dev->trans_start + ULI526X_TX_KICK) ) { + outl(0x1, dev->base_addr + DCR1); // Tx polling again + + // TX Timeout + if ( time_after(jiffies, dev->trans_start + ULI526X_TX_TIMEOUT) ) { + db->reset_TXtimeout++; + db->wait_reset = 1; + printk( "%s: Tx timeout - resetting\n", + dev->name); + } + } + + if (db->wait_reset) { + ULI526X_DBUG(0, "Dynamic Reset device", db->tx_packet_cnt); + db->reset_count++; + uli526x_dynamic_reset(dev); + db->timer.expires = ULI526X_TIMER_WUT; + add_timer(&db->timer); + spin_unlock_irqrestore(&db->lock, flags); + return; + } + + /* Link status check, Dynamic media type change */ + if((phy_read(db->ioaddr, db->phy_addr, 5, db->chip_id) & 0x01e0)!=0) + tmp_cr12 = 3; + + if ( !(tmp_cr12 & 0x3) && !db->link_failed ) { + /* Link Failed */ + ULI526X_DBUG(0, "Link Failed", tmp_cr12); + netif_carrier_off(dev); + printk(KERN_INFO "uli526x: %s NIC Link is Down\n",dev->name); + db->link_failed = 1; + + /* For Force 10/100M Half/Full mode: Enable Auto-Nego mode */ + /* AUTO don't need */ + if ( !(db->media_mode & 0x8) ) + phy_write(db->ioaddr, db->phy_addr, 0, 0x1000, db->chip_id); + + /* AUTO mode, if INT phyxcer link failed, select EXT device */ + if (db->media_mode & ULI526X_AUTO) { + db->cr6_data&=~0x00000200; /* bit9=0, HD mode */ + update_cr6(db->cr6_data, db->ioaddr); + } + } else + if ((tmp_cr12 & 0x3) && db->link_failed) { + ULI526X_DBUG(0, "Link link OK", tmp_cr12); + db->link_failed = 0; + + /* Auto Sense Speed */ + if ( (db->media_mode & ULI526X_AUTO) && + uli526x_sense_speed(db) ) + db->link_failed = 1; + uli526x_process_mode(db); + + if(db->link_failed==0) + { + if(db->op_mode==ULI526X_100MHF || db->op_mode==ULI526X_100MFD) + { + TmpSpeed = 100; + } + if(db->op_mode==ULI526X_10MFD || db->op_mode==ULI526X_100MFD) + { + printk(KERN_INFO "uli526x: %s NIC Link is Up %d Mbps Full duplex\n",dev->name,TmpSpeed); + } + else + { + printk(KERN_INFO "uli526x: %s NIC Link is Up %d Mbps Half duplex\n",dev->name,TmpSpeed); + } + netif_carrier_on(dev); + } + /* SHOW_MEDIA_TYPE(db->op_mode); */ + } + else if(!(tmp_cr12 & 0x3) && db->link_failed) + { + if(db->init==1) + { + printk(KERN_INFO "uli526x: %s NIC Link is Down\n",dev->name); + netif_carrier_off(dev); + } + } + db->init=0; + + /* Timer active again */ + db->timer.expires = ULI526X_TIMER_WUT; + add_timer(&db->timer); + spin_unlock_irqrestore(&db->lock, flags); +} + + +/* + * Dynamic reset the ULI526X board + * Stop ULI526X board + * Free Tx/Rx allocated memory + * Reset ULI526X board + * Re-initialize ULI526X board + */ + +static void uli526x_dynamic_reset(struct net_device *dev) +{ + struct uli526x_board_info *db = netdev_priv(dev); + + ULI526X_DBUG(0, "uli526x_dynamic_reset()", 0); + + /* Sopt MAC controller */ + db->cr6_data &= ~(CR6_RXSC | CR6_TXSC); /* Disable Tx/Rx */ + update_cr6(db->cr6_data, dev->base_addr); + outl(0, dev->base_addr + DCR7); /* Disable Interrupt */ + outl(inl(dev->base_addr + DCR5), dev->base_addr + DCR5); + + /* Disable upper layer interface */ + netif_stop_queue(dev); + + /* Free Rx Allocate buffer */ + uli526x_free_rxbuffer(db); + + /* system variable init */ + db->tx_packet_cnt = 0; + db->rx_avail_cnt = 0; + db->link_failed = 1; + db->init=1; + db->wait_reset = 0; + + /* Re-initialize ULI526X board */ + uli526x_init(dev); + + /* Restart upper layer interface */ + netif_wake_queue(dev); +} + + +/* + * free all allocated rx buffer + */ + +static void uli526x_free_rxbuffer(struct uli526x_board_info * db) +{ + ULI526X_DBUG(0, "uli526x_free_rxbuffer()", 0); + + /* free allocated rx buffer */ + while (db->rx_avail_cnt) { + dev_kfree_skb(db->rx_ready_ptr->rx_skb_ptr); + db->rx_ready_ptr = db->rx_ready_ptr->next_rx_desc; + db->rx_avail_cnt--; + } +} + + +/* + * Reuse the SK buffer + */ + +static void uli526x_reuse_skb(struct uli526x_board_info *db, struct sk_buff * skb) +{ + struct rx_desc *rxptr = db->rx_insert_ptr; + + if (!(rxptr->rdes0 & cpu_to_le32(0x80000000))) { + rxptr->rx_skb_ptr = skb; + rxptr->rdes2 = cpu_to_le32( pci_map_single(db->pdev, skb->tail, RX_ALLOC_SIZE, PCI_DMA_FROMDEVICE) ); + wmb(); + rxptr->rdes0 = cpu_to_le32(0x80000000); + db->rx_avail_cnt++; + db->rx_insert_ptr = rxptr->next_rx_desc; + } else + ULI526X_DBUG(0, "SK Buffer reuse method error", db->rx_avail_cnt); +} + + +/* + * Initialize transmit/Receive descriptor + * Using Chain structure, and allocate Tx/Rx buffer + */ + +static void uli526x_descriptor_init(struct uli526x_board_info *db, unsigned long ioaddr) +{ + struct tx_desc *tmp_tx; + struct rx_desc *tmp_rx; + unsigned char *tmp_buf; + dma_addr_t tmp_tx_dma, tmp_rx_dma; + dma_addr_t tmp_buf_dma; + int i; + + ULI526X_DBUG(0, "uli526x_descriptor_init()", 0); + + /* tx descriptor start pointer */ + db->tx_insert_ptr = db->first_tx_desc; + db->tx_remove_ptr = db->first_tx_desc; + outl(db->first_tx_desc_dma, ioaddr + DCR4); /* TX DESC address */ + + /* rx descriptor start pointer */ + db->first_rx_desc = (void *)db->first_tx_desc + sizeof(struct tx_desc) * TX_DESC_CNT; + db->first_rx_desc_dma = db->first_tx_desc_dma + sizeof(struct tx_desc) * TX_DESC_CNT; + db->rx_insert_ptr = db->first_rx_desc; + db->rx_ready_ptr = db->first_rx_desc; + outl(db->first_rx_desc_dma, ioaddr + DCR3); /* RX DESC address */ + + /* Init Transmit chain */ + tmp_buf = db->buf_pool_start; + tmp_buf_dma = db->buf_pool_dma_start; + tmp_tx_dma = db->first_tx_desc_dma; + for (tmp_tx = db->first_tx_desc, i = 0; i < TX_DESC_CNT; i++, tmp_tx++) { + tmp_tx->tx_buf_ptr = tmp_buf; + tmp_tx->tdes0 = cpu_to_le32(0); + tmp_tx->tdes1 = cpu_to_le32(0x81000000); /* IC, chain */ + tmp_tx->tdes2 = cpu_to_le32(tmp_buf_dma); + tmp_tx_dma += sizeof(struct tx_desc); + tmp_tx->tdes3 = cpu_to_le32(tmp_tx_dma); + tmp_tx->next_tx_desc = tmp_tx + 1; + tmp_buf = tmp_buf + TX_BUF_ALLOC; + tmp_buf_dma = tmp_buf_dma + TX_BUF_ALLOC; + } + (--tmp_tx)->tdes3 = cpu_to_le32(db->first_tx_desc_dma); + tmp_tx->next_tx_desc = db->first_tx_desc; + + /* Init Receive descriptor chain */ + tmp_rx_dma=db->first_rx_desc_dma; + for (tmp_rx = db->first_rx_desc, i = 0; i < RX_DESC_CNT; i++, tmp_rx++) { + tmp_rx->rdes0 = cpu_to_le32(0); + tmp_rx->rdes1 = cpu_to_le32(0x01000600); + tmp_rx_dma += sizeof(struct rx_desc); + tmp_rx->rdes3 = cpu_to_le32(tmp_rx_dma); + tmp_rx->next_rx_desc = tmp_rx + 1; + } + (--tmp_rx)->rdes3 = cpu_to_le32(db->first_rx_desc_dma); + tmp_rx->next_rx_desc = db->first_rx_desc; + + /* pre-allocate Rx buffer */ + allocate_rx_buffer(db); +} + + +/* + * Update CR6 value + * Firstly stop ULI526X, then written value and start + */ + +static void update_cr6(u32 cr6_data, unsigned long ioaddr) +{ + + outl(cr6_data, ioaddr + DCR6); + udelay(5); +} + + +/* + * Send a setup frame for M5261/M5263 + * This setup frame initialize ULI526X address filter mode + */ + +static void send_filter_frame(struct net_device *dev, int mc_cnt) +{ + struct uli526x_board_info *db = netdev_priv(dev); + struct dev_mc_list *mcptr; + struct tx_desc *txptr; + u16 * addrptr; + u32 * suptr; + int i; + + ULI526X_DBUG(0, "send_filter_frame()", 0); + + txptr = db->tx_insert_ptr; + suptr = (u32 *) txptr->tx_buf_ptr; + + /* Node address */ + addrptr = (u16 *) dev->dev_addr; + *suptr++ = addrptr[0]; + *suptr++ = addrptr[1]; + *suptr++ = addrptr[2]; + + /* broadcast address */ + *suptr++ = 0xffff; + *suptr++ = 0xffff; + *suptr++ = 0xffff; + + /* fit the multicast address */ + for (mcptr = dev->mc_list, i = 0; i < mc_cnt; i++, mcptr = mcptr->next) { + addrptr = (u16 *) mcptr->dmi_addr; + *suptr++ = addrptr[0]; + *suptr++ = addrptr[1]; + *suptr++ = addrptr[2]; + } + + for (; i<14; i++) { + *suptr++ = 0xffff; + *suptr++ = 0xffff; + *suptr++ = 0xffff; + } + + /* prepare the setup frame */ + db->tx_insert_ptr = txptr->next_tx_desc; + txptr->tdes1 = cpu_to_le32(0x890000c0); + + /* Resource Check and Send the setup packet */ + if (db->tx_packet_cnt < TX_DESC_CNT) { + /* Resource Empty */ + db->tx_packet_cnt++; + txptr->tdes0 = cpu_to_le32(0x80000000); + update_cr6(db->cr6_data | 0x2000, dev->base_addr); + outl(0x1, dev->base_addr + DCR1); /* Issue Tx polling */ + update_cr6(db->cr6_data, dev->base_addr); + dev->trans_start = jiffies; + } else + printk(KERN_ERR DRV_NAME ": No Tx resource - Send_filter_frame!\n"); +} + + +/* + * Allocate rx buffer, + * As possible as allocate maxiumn Rx buffer + */ + +static void allocate_rx_buffer(struct uli526x_board_info *db) +{ + struct rx_desc *rxptr; + struct sk_buff *skb; + + rxptr = db->rx_insert_ptr; + + while(db->rx_avail_cnt < RX_DESC_CNT) { + if ( ( skb = dev_alloc_skb(RX_ALLOC_SIZE) ) == NULL ) + break; + rxptr->rx_skb_ptr = skb; /* FIXME (?) */ + rxptr->rdes2 = cpu_to_le32( pci_map_single(db->pdev, skb->tail, RX_ALLOC_SIZE, PCI_DMA_FROMDEVICE) ); + wmb(); + rxptr->rdes0 = cpu_to_le32(0x80000000); + rxptr = rxptr->next_rx_desc; + db->rx_avail_cnt++; + } + + db->rx_insert_ptr = rxptr; +} + + +/* + * Read one word data from the serial ROM + */ + +static u16 read_srom_word(long ioaddr, int offset) +{ + int i; + u16 srom_data = 0; + long cr9_ioaddr = ioaddr + DCR9; + + outl(CR9_SROM_READ, cr9_ioaddr); + outl(CR9_SROM_READ | CR9_SRCS, cr9_ioaddr); + + /* Send the Read Command 110b */ + SROM_CLK_WRITE(SROM_DATA_1, cr9_ioaddr); + SROM_CLK_WRITE(SROM_DATA_1, cr9_ioaddr); + SROM_CLK_WRITE(SROM_DATA_0, cr9_ioaddr); + + /* Send the offset */ + for (i = 5; i >= 0; i--) { + srom_data = (offset & (1 << i)) ? SROM_DATA_1 : SROM_DATA_0; + SROM_CLK_WRITE(srom_data, cr9_ioaddr); + } + + outl(CR9_SROM_READ | CR9_SRCS, cr9_ioaddr); + + for (i = 16; i > 0; i--) { + outl(CR9_SROM_READ | CR9_SRCS | CR9_SRCLK, cr9_ioaddr); + udelay(5); + srom_data = (srom_data << 1) | ((inl(cr9_ioaddr) & CR9_CRDOUT) ? 1 : 0); + outl(CR9_SROM_READ | CR9_SRCS, cr9_ioaddr); + udelay(5); + } + + outl(CR9_SROM_READ, cr9_ioaddr); + return srom_data; +} + + +/* + * Auto sense the media mode + */ + +static u8 uli526x_sense_speed(struct uli526x_board_info * db) +{ + u8 ErrFlag = 0; + u16 phy_mode; + + phy_mode = phy_read(db->ioaddr, db->phy_addr, 1, db->chip_id); + phy_mode = phy_read(db->ioaddr, db->phy_addr, 1, db->chip_id); + + if ( (phy_mode & 0x24) == 0x24 ) { + + phy_mode = ((phy_read(db->ioaddr, db->phy_addr, 5, db->chip_id) & 0x01e0)<<7); + if(phy_mode&0x8000) + phy_mode = 0x8000; + else if(phy_mode&0x4000) + phy_mode = 0x4000; + else if(phy_mode&0x2000) + phy_mode = 0x2000; + else + phy_mode = 0x1000; + + /* printk(DRV_NAME ": Phy_mode %x ",phy_mode); */ + switch (phy_mode) { + case 0x1000: db->op_mode = ULI526X_10MHF; break; + case 0x2000: db->op_mode = ULI526X_10MFD; break; + case 0x4000: db->op_mode = ULI526X_100MHF; break; + case 0x8000: db->op_mode = ULI526X_100MFD; break; + default: db->op_mode = ULI526X_10MHF; ErrFlag = 1; break; + } + } else { + db->op_mode = ULI526X_10MHF; + ULI526X_DBUG(0, "Link Failed :", phy_mode); + ErrFlag = 1; + } + + return ErrFlag; +} + + +/* + * Set 10/100 phyxcer capability + * AUTO mode : phyxcer register4 is NIC capability + * Force mode: phyxcer register4 is the force media + */ + +static void uli526x_set_phyxcer(struct uli526x_board_info *db) +{ + u16 phy_reg; + + /* Phyxcer capability setting */ + phy_reg = phy_read(db->ioaddr, db->phy_addr, 4, db->chip_id) & ~0x01e0; + + if (db->media_mode & ULI526X_AUTO) { + /* AUTO Mode */ + phy_reg |= db->PHY_reg4; + } else { + /* Force Mode */ + switch(db->media_mode) { + case ULI526X_10MHF: phy_reg |= 0x20; break; + case ULI526X_10MFD: phy_reg |= 0x40; break; + case ULI526X_100MHF: phy_reg |= 0x80; break; + case ULI526X_100MFD: phy_reg |= 0x100; break; + } + + } + + /* Write new capability to Phyxcer Reg4 */ + if ( !(phy_reg & 0x01e0)) { + phy_reg|=db->PHY_reg4; + db->media_mode|=ULI526X_AUTO; + } + phy_write(db->ioaddr, db->phy_addr, 4, phy_reg, db->chip_id); + + /* Restart Auto-Negotiation */ + phy_write(db->ioaddr, db->phy_addr, 0, 0x1200, db->chip_id); + udelay(50); +} + + +/* + * Process op-mode + AUTO mode : PHY controller in Auto-negotiation Mode + * Force mode: PHY controller in force mode with HUB + * N-way force capability with SWITCH + */ + +static void uli526x_process_mode(struct uli526x_board_info *db) +{ + u16 phy_reg; + + /* Full Duplex Mode Check */ + if (db->op_mode & 0x4) + db->cr6_data |= CR6_FDM; /* Set Full Duplex Bit */ + else + db->cr6_data &= ~CR6_FDM; /* Clear Full Duplex Bit */ + + update_cr6(db->cr6_data, db->ioaddr); + + /* 10/100M phyxcer force mode need */ + if ( !(db->media_mode & 0x8)) { + /* Forece Mode */ + phy_reg = phy_read(db->ioaddr, db->phy_addr, 6, db->chip_id); + if ( !(phy_reg & 0x1) ) { + /* parter without N-Way capability */ + phy_reg = 0x0; + switch(db->op_mode) { + case ULI526X_10MHF: phy_reg = 0x0; break; + case ULI526X_10MFD: phy_reg = 0x100; break; + case ULI526X_100MHF: phy_reg = 0x2000; break; + case ULI526X_100MFD: phy_reg = 0x2100; break; + } + phy_write(db->ioaddr, db->phy_addr, 0, phy_reg, db->chip_id); + phy_write(db->ioaddr, db->phy_addr, 0, phy_reg, db->chip_id); + } + } +} + + +/* + * Write a word to Phy register + */ + +static void phy_write(unsigned long iobase, u8 phy_addr, u8 offset, u16 phy_data, u32 chip_id) +{ + u16 i; + unsigned long ioaddr; + + if(chip_id == PCI_ULI5263_ID) + { + phy_writeby_cr10(iobase, phy_addr, offset, phy_data); + return; + } + /* M5261/M5263 Chip */ + ioaddr = iobase + DCR9; + + /* Send 33 synchronization clock to Phy controller */ + for (i = 0; i < 35; i++) + phy_write_1bit(ioaddr, PHY_DATA_1, chip_id); + + /* Send start command(01) to Phy */ + phy_write_1bit(ioaddr, PHY_DATA_0, chip_id); + phy_write_1bit(ioaddr, PHY_DATA_1, chip_id); + + /* Send write command(01) to Phy */ + phy_write_1bit(ioaddr, PHY_DATA_0, chip_id); + phy_write_1bit(ioaddr, PHY_DATA_1, chip_id); + + /* Send Phy address */ + for (i = 0x10; i > 0; i = i >> 1) + phy_write_1bit(ioaddr, phy_addr & i ? PHY_DATA_1 : PHY_DATA_0, chip_id); + + /* Send register address */ + for (i = 0x10; i > 0; i = i >> 1) + phy_write_1bit(ioaddr, offset & i ? PHY_DATA_1 : PHY_DATA_0, chip_id); + + /* written trasnition */ + phy_write_1bit(ioaddr, PHY_DATA_1, chip_id); + phy_write_1bit(ioaddr, PHY_DATA_0, chip_id); + + /* Write a word data to PHY controller */ + for ( i = 0x8000; i > 0; i >>= 1) + phy_write_1bit(ioaddr, phy_data & i ? PHY_DATA_1 : PHY_DATA_0, chip_id); + +} + + +/* + * Read a word data from phy register + */ + +static u16 phy_read(unsigned long iobase, u8 phy_addr, u8 offset, u32 chip_id) +{ + int i; + u16 phy_data; + unsigned long ioaddr; + + if(chip_id == PCI_ULI5263_ID) + return phy_readby_cr10(iobase, phy_addr, offset); + /* M5261/M5263 Chip */ + ioaddr = iobase + DCR9; + + /* Send 33 synchronization clock to Phy controller */ + for (i = 0; i < 35; i++) + phy_write_1bit(ioaddr, PHY_DATA_1, chip_id); + + /* Send start command(01) to Phy */ + phy_write_1bit(ioaddr, PHY_DATA_0, chip_id); + phy_write_1bit(ioaddr, PHY_DATA_1, chip_id); + + /* Send read command(10) to Phy */ + phy_write_1bit(ioaddr, PHY_DATA_1, chip_id); + phy_write_1bit(ioaddr, PHY_DATA_0, chip_id); + + /* Send Phy address */ + for (i = 0x10; i > 0; i = i >> 1) + phy_write_1bit(ioaddr, phy_addr & i ? PHY_DATA_1 : PHY_DATA_0, chip_id); + + /* Send register address */ + for (i = 0x10; i > 0; i = i >> 1) + phy_write_1bit(ioaddr, offset & i ? PHY_DATA_1 : PHY_DATA_0, chip_id); + + /* Skip transition state */ + phy_read_1bit(ioaddr, chip_id); + + /* read 16bit data */ + for (phy_data = 0, i = 0; i < 16; i++) { + phy_data <<= 1; + phy_data |= phy_read_1bit(ioaddr, chip_id); + } + + return phy_data; +} + +static u16 phy_readby_cr10(unsigned long iobase, u8 phy_addr, u8 offset) +{ + unsigned long ioaddr,cr10_value; + + ioaddr = iobase + DCR10; + cr10_value = phy_addr; + cr10_value = (cr10_value<<5) + offset; + cr10_value = (cr10_value<<16) + 0x08000000; + outl(cr10_value,ioaddr); + udelay(1); + while(1) + { + cr10_value = inl(ioaddr); + if(cr10_value&0x10000000) + break; + } + return (cr10_value&0x0ffff); +} + +static void phy_writeby_cr10(unsigned long iobase, u8 phy_addr, u8 offset, u16 phy_data) +{ + unsigned long ioaddr,cr10_value; + + ioaddr = iobase + DCR10; + cr10_value = phy_addr; + cr10_value = (cr10_value<<5) + offset; + cr10_value = (cr10_value<<16) + 0x04000000 + phy_data; + outl(cr10_value,ioaddr); + udelay(1); +} +/* + * Write one bit data to Phy Controller + */ + +static void phy_write_1bit(unsigned long ioaddr, u32 phy_data, u32 chip_id) +{ + outl(phy_data , ioaddr); /* MII Clock Low */ + udelay(1); + outl(phy_data | MDCLKH, ioaddr); /* MII Clock High */ + udelay(1); + outl(phy_data , ioaddr); /* MII Clock Low */ + udelay(1); +} + + +/* + * Read one bit phy data from PHY controller + */ + +static u16 phy_read_1bit(unsigned long ioaddr, u32 chip_id) +{ + u16 phy_data; + + outl(0x50000 , ioaddr); + udelay(1); + phy_data = ( inl(ioaddr) >> 19 ) & 0x1; + outl(0x40000 , ioaddr); + udelay(1); + + return phy_data; +} + + +static struct pci_device_id uli526x_pci_tbl[] = { + { 0x10B9, 0x5261, PCI_ANY_ID, PCI_ANY_ID, 0, 0, PCI_ULI5261_ID }, + { 0x10B9, 0x5263, PCI_ANY_ID, PCI_ANY_ID, 0, 0, PCI_ULI5263_ID }, + { 0, } +}; +MODULE_DEVICE_TABLE(pci, uli526x_pci_tbl); + + +static struct pci_driver uli526x_driver = { + .name = "uli526x", + .id_table = uli526x_pci_tbl, + .probe = uli526x_init_one, + .remove = __devexit_p(uli526x_remove_one), +}; + +MODULE_AUTHOR("Peer Chen, peer.chen@uli.com.tw"); +MODULE_DESCRIPTION("ULi M5261/M5263 fast ethernet driver"); +MODULE_LICENSE("GPL"); + +MODULE_PARM(debug, "i"); +MODULE_PARM(mode, "i"); +MODULE_PARM(cr6set, "i"); +MODULE_PARM_DESC(debug, "ULi M5261/M5263 enable debugging (0-1)"); +MODULE_PARM_DESC(mode, "ULi M5261/M5263: Bit 0: 10/100Mbps, bit 2: duplex, bit 8: HomePNA"); + +/* Description: + * when user used insmod to add module, system invoked init_module() + * to register the services. + */ + +static int __init uli526x_init_module(void) +{ + int rc; + + printk(version); + printed_version = 1; + + ULI526X_DBUG(0, "init_module() ", debug); + + if (debug) + uli526x_debug = debug; /* set debug flag */ + if (cr6set) + uli526x_cr6_user_set = cr6set; + + switch(mode) { + case ULI526X_10MHF: + case ULI526X_100MHF: + case ULI526X_10MFD: + case ULI526X_100MFD: + uli526x_media_mode = mode; + break; + default:uli526x_media_mode = ULI526X_AUTO; + break; + } + + rc = pci_module_init(&uli526x_driver); + if (rc < 0) + return rc; + + return 0; +} + + +/* + * Description: + * when user used rmmod to delete module, system invoked clean_module() + * to un-register all registered services. + */ + +static void __exit uli526x_cleanup_module(void) +{ + ULI526X_DBUG(0, "uli526x_clean_module() ", debug); + pci_unregister_driver(&uli526x_driver); +} + +module_init(uli526x_init_module); +module_exit(uli526x_cleanup_module); diff --git a/drivers/net/wan/cycx_drv.c b/drivers/net/wan/cycx_drv.c index 6e74af62ca0..9e56fc346ba 100644 --- a/drivers/net/wan/cycx_drv.c +++ b/drivers/net/wan/cycx_drv.c @@ -56,7 +56,7 @@ #include <linux/sched.h> /* for jiffies, HZ, etc. */ #include <linux/cycx_drv.h> /* API definitions */ #include <linux/cycx_cfm.h> /* CYCX firmware module definitions */ -#include <linux/delay.h> /* udelay */ +#include <linux/delay.h> /* udelay, msleep_interruptible */ #include <asm/io.h> /* read[wl], write[wl], ioremap, iounmap */ #define MOD_VERSION 0 @@ -74,7 +74,6 @@ static int reset_cyc2x(void __iomem *addr); static int detect_cyc2x(void __iomem *addr); /* Miscellaneous functions */ -static void delay_cycx(int sec); static int get_option_index(long *optlist, long optval); static u16 checksum(u8 *buf, u32 len); @@ -259,7 +258,7 @@ static int memory_exists(void __iomem *addr) if (readw(addr + 0x10) == TEST_PATTERN) return 1; - delay_cycx(1); + msleep_interruptible(1 * 1000); } return 0; @@ -316,7 +315,7 @@ static void cycx_reset_boot(void __iomem *addr, u8 *code, u32 len) /* 80186 was in hold, go */ writeb(0, addr + START_CPU); - delay_cycx(1); + msleep_interruptible(1 * 1000); } /* Load data.bin file through boot (reset) interface. */ @@ -462,13 +461,13 @@ static int load_cyc2x(struct cycx_hw *hw, struct cycx_firmware *cfm, u32 len) cycx_reset_boot(hw->dpmbase, reset_image, img_hdr->reset_size); /* reset is waiting for boot */ writew(GEN_POWER_ON, pt_cycld); - delay_cycx(1); + msleep_interruptible(1 * 1000); for (j = 0 ; j < 3 ; j++) if (!readw(pt_cycld)) goto reset_loaded; else - delay_cycx(1); + msleep_interruptible(1 * 1000); } printk(KERN_ERR "%s: reset not started.\n", modname); @@ -495,7 +494,7 @@ reset_loaded: /* Arthur Ganzert's tip: wait a while after the firmware loading... seg abr 26 17:17:12 EST 1999 - acme */ - delay_cycx(7); + msleep_interruptible(7 * 1000); printk(KERN_INFO "%s: firmware loaded!\n", modname); /* enable interrupts */ @@ -547,20 +546,13 @@ static int get_option_index(long *optlist, long optval) static int reset_cyc2x(void __iomem *addr) { writeb(0, addr + RST_ENABLE); - delay_cycx(2); + msleep_interruptible(2 * 1000); writeb(0, addr + RST_DISABLE); - delay_cycx(2); + msleep_interruptible(2 * 1000); return memory_exists(addr); } -/* Delay */ -static void delay_cycx(int sec) -{ - set_current_state(TASK_INTERRUPTIBLE); - schedule_timeout(sec * HZ); -} - /* Calculate 16-bit CRC using CCITT polynomial. */ static u16 checksum(u8 *buf, u32 len) { diff --git a/drivers/net/wireless/Kconfig b/drivers/net/wireless/Kconfig index 1d3231cc471..ec3f75a030d 100644 --- a/drivers/net/wireless/Kconfig +++ b/drivers/net/wireless/Kconfig @@ -270,7 +270,7 @@ config PCMCIA_HERMES config AIRO_CS tristate "Cisco/Aironet 34X/35X/4500/4800 PCMCIA cards" - depends on NET_RADIO && PCMCIA + depends on NET_RADIO && PCMCIA && (BROKEN || !M32R) ---help--- This is the standard Linux driver to support Cisco/Aironet PCMCIA 802.11 wireless cards. This driver is the same as the Aironet diff --git a/drivers/net/wireless/orinoco.c b/drivers/net/wireless/orinoco.c index aabcdc2be05..9c2d07cde01 100644 --- a/drivers/net/wireless/orinoco.c +++ b/drivers/net/wireless/orinoco.c @@ -4322,36 +4322,36 @@ static const struct iw_priv_args orinoco_privtab[] = { */ static const iw_handler orinoco_handler[] = { - [SIOCSIWCOMMIT-SIOCIWFIRST] (iw_handler) orinoco_ioctl_commit, - [SIOCGIWNAME -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getname, - [SIOCSIWFREQ -SIOCIWFIRST] (iw_handler) orinoco_ioctl_setfreq, - [SIOCGIWFREQ -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getfreq, - [SIOCSIWMODE -SIOCIWFIRST] (iw_handler) orinoco_ioctl_setmode, - [SIOCGIWMODE -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getmode, - [SIOCSIWSENS -SIOCIWFIRST] (iw_handler) orinoco_ioctl_setsens, - [SIOCGIWSENS -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getsens, - [SIOCGIWRANGE -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getiwrange, - [SIOCSIWSPY -SIOCIWFIRST] (iw_handler) orinoco_ioctl_setspy, - [SIOCGIWSPY -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getspy, - [SIOCSIWAP -SIOCIWFIRST] (iw_handler) orinoco_ioctl_setwap, - [SIOCGIWAP -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getwap, - [SIOCSIWSCAN -SIOCIWFIRST] (iw_handler) orinoco_ioctl_setscan, - [SIOCGIWSCAN -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getscan, - [SIOCSIWESSID -SIOCIWFIRST] (iw_handler) orinoco_ioctl_setessid, - [SIOCGIWESSID -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getessid, - [SIOCSIWNICKN -SIOCIWFIRST] (iw_handler) orinoco_ioctl_setnick, - [SIOCGIWNICKN -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getnick, - [SIOCSIWRATE -SIOCIWFIRST] (iw_handler) orinoco_ioctl_setrate, - [SIOCGIWRATE -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getrate, - [SIOCSIWRTS -SIOCIWFIRST] (iw_handler) orinoco_ioctl_setrts, - [SIOCGIWRTS -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getrts, - [SIOCSIWFRAG -SIOCIWFIRST] (iw_handler) orinoco_ioctl_setfrag, - [SIOCGIWFRAG -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getfrag, - [SIOCGIWRETRY -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getretry, - [SIOCSIWENCODE-SIOCIWFIRST] (iw_handler) orinoco_ioctl_setiwencode, - [SIOCGIWENCODE-SIOCIWFIRST] (iw_handler) orinoco_ioctl_getiwencode, - [SIOCSIWPOWER -SIOCIWFIRST] (iw_handler) orinoco_ioctl_setpower, - [SIOCGIWPOWER -SIOCIWFIRST] (iw_handler) orinoco_ioctl_getpower, + [SIOCSIWCOMMIT-SIOCIWFIRST] = (iw_handler) orinoco_ioctl_commit, + [SIOCGIWNAME -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getname, + [SIOCSIWFREQ -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_setfreq, + [SIOCGIWFREQ -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getfreq, + [SIOCSIWMODE -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_setmode, + [SIOCGIWMODE -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getmode, + [SIOCSIWSENS -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_setsens, + [SIOCGIWSENS -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getsens, + [SIOCGIWRANGE -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getiwrange, + [SIOCSIWSPY -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_setspy, + [SIOCGIWSPY -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getspy, + [SIOCSIWAP -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_setwap, + [SIOCGIWAP -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getwap, + [SIOCSIWSCAN -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_setscan, + [SIOCGIWSCAN -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getscan, + [SIOCSIWESSID -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_setessid, + [SIOCGIWESSID -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getessid, + [SIOCSIWNICKN -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_setnick, + [SIOCGIWNICKN -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getnick, + [SIOCSIWRATE -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_setrate, + [SIOCGIWRATE -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getrate, + [SIOCSIWRTS -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_setrts, + [SIOCGIWRTS -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getrts, + [SIOCSIWFRAG -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_setfrag, + [SIOCGIWFRAG -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getfrag, + [SIOCGIWRETRY -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getretry, + [SIOCSIWENCODE-SIOCIWFIRST] = (iw_handler) orinoco_ioctl_setiwencode, + [SIOCGIWENCODE-SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getiwencode, + [SIOCSIWPOWER -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_setpower, + [SIOCGIWPOWER -SIOCIWFIRST] = (iw_handler) orinoco_ioctl_getpower, }; @@ -4359,15 +4359,15 @@ static const iw_handler orinoco_handler[] = { Added typecasting since we no longer use iwreq_data -- Moustafa */ static const iw_handler orinoco_private_handler[] = { - [0] (iw_handler) orinoco_ioctl_reset, - [1] (iw_handler) orinoco_ioctl_reset, - [2] (iw_handler) orinoco_ioctl_setport3, - [3] (iw_handler) orinoco_ioctl_getport3, - [4] (iw_handler) orinoco_ioctl_setpreamble, - [5] (iw_handler) orinoco_ioctl_getpreamble, - [6] (iw_handler) orinoco_ioctl_setibssport, - [7] (iw_handler) orinoco_ioctl_getibssport, - [9] (iw_handler) orinoco_ioctl_getrid, + [0] = (iw_handler) orinoco_ioctl_reset, + [1] = (iw_handler) orinoco_ioctl_reset, + [2] = (iw_handler) orinoco_ioctl_setport3, + [3] = (iw_handler) orinoco_ioctl_getport3, + [4] = (iw_handler) orinoco_ioctl_setpreamble, + [5] = (iw_handler) orinoco_ioctl_getpreamble, + [6] = (iw_handler) orinoco_ioctl_setibssport, + [7] = (iw_handler) orinoco_ioctl_getibssport, + [9] = (iw_handler) orinoco_ioctl_getrid, }; static const struct iw_handler_def orinoco_handler_def = { diff --git a/drivers/parport/Kconfig b/drivers/parport/Kconfig index 16a2e6ae37f..725a14119f2 100644 --- a/drivers/parport/Kconfig +++ b/drivers/parport/Kconfig @@ -34,7 +34,7 @@ config PARPORT config PARPORT_PC tristate "PC-style hardware" - depends on PARPORT && (!SPARC64 || PCI) && !SPARC32 + depends on PARPORT && (!SPARC64 || PCI) && !SPARC32 && !M32R ---help--- You should say Y here if you have a PC-style parallel port. All IBM PC compatible computers and some Alphas have PC-style diff --git a/drivers/parport/parport_serial.c b/drivers/parport/parport_serial.c index 00498e2f120..d3dad0aac7c 100644 --- a/drivers/parport/parport_serial.c +++ b/drivers/parport/parport_serial.c @@ -23,13 +23,8 @@ #include <linux/pci.h> #include <linux/parport.h> #include <linux/parport_pc.h> -#include <linux/serial.h> -#include <linux/serialP.h> -#include <linux/list.h> #include <linux/8250_pci.h> -#include <asm/serial.h> - enum parport_pc_pci_cards { titan_110l = 0, titan_210l, @@ -168,182 +163,147 @@ static struct pci_device_id parport_serial_pci_tbl[] = { }; MODULE_DEVICE_TABLE(pci,parport_serial_pci_tbl); -struct pci_board_no_ids { - int flags; - int num_ports; - int base_baud; - int uart_offset; - int reg_shift; - int (*init_fn)(struct pci_dev *dev, struct pci_board_no_ids *board, - int enable); - int first_uart_offset; -}; - -static int __devinit siig10x_init_fn(struct pci_dev *dev, struct pci_board_no_ids *board, int enable) -{ - return pci_siig10x_fn(dev, enable); -} - -static int __devinit siig20x_init_fn(struct pci_dev *dev, struct pci_board_no_ids *board, int enable) -{ - return pci_siig20x_fn(dev, enable); -} - -static int __devinit netmos_serial_init(struct pci_dev *dev, struct pci_board_no_ids *board, int enable) -{ - board->num_ports = dev->subsystem_device & 0xf; - return 0; -} - -static struct pci_board_no_ids pci_boards[] __devinitdata = { - /* - * PCI Flags, Number of Ports, Base (Maximum) Baud Rate, - * Offset to get to next UART's registers, - * Register shift to use for memory-mapped I/O, - * Initialization function, first UART offset - */ - -// Cards not tested are marked n/t -// If you have one of these cards and it works for you, please tell me.. - -/* titan_110l */ { SPCI_FL_BASE1 | SPCI_FL_BASE_TABLE, 1, 921600 }, -/* titan_210l */ { SPCI_FL_BASE1 | SPCI_FL_BASE_TABLE, 2, 921600 }, -/* netmos_9xx5_combo */ { SPCI_FL_BASE0 | SPCI_FL_BASE_TABLE, 1, 115200, 0, 0, netmos_serial_init }, -/* netmos_9855 */ { SPCI_FL_BASE2 | SPCI_FL_BASE_TABLE, 1, 115200, 0, 0, netmos_serial_init }, -/* avlab_1s1p (n/t) */ { SPCI_FL_BASE0 | SPCI_FL_BASE_TABLE, 1, 115200 }, -/* avlab_1s1p_650 (nt)*/{ SPCI_FL_BASE0 | SPCI_FL_BASE_TABLE, 1, 115200 }, -/* avlab_1s1p_850 (nt)*/{ SPCI_FL_BASE0 | SPCI_FL_BASE_TABLE, 1, 115200 }, -/* avlab_1s2p (n/t) */ { SPCI_FL_BASE0 | SPCI_FL_BASE_TABLE, 1, 115200 }, -/* avlab_1s2p_650 (nt)*/{ SPCI_FL_BASE0 | SPCI_FL_BASE_TABLE, 1, 115200 }, -/* avlab_1s2p_850 (nt)*/{ SPCI_FL_BASE0 | SPCI_FL_BASE_TABLE, 1, 115200 }, -/* avlab_2s1p (n/t) */ { SPCI_FL_BASE0 | SPCI_FL_BASE_TABLE, 2, 115200 }, -/* avlab_2s1p_650 (nt)*/{ SPCI_FL_BASE0 | SPCI_FL_BASE_TABLE, 2, 115200 }, -/* avlab_2s1p_850 (nt)*/{ SPCI_FL_BASE0 | SPCI_FL_BASE_TABLE, 2, 115200 }, -/* siig_1s1p_10x */ { SPCI_FL_BASE2, 1, 460800, 0, 0, siig10x_init_fn }, -/* siig_2s1p_10x */ { SPCI_FL_BASE2, 1, 921600, 0, 0, siig10x_init_fn }, -/* siig_2p1s_20x */ { SPCI_FL_BASE0, 1, 921600, 0, 0, siig20x_init_fn }, -/* siig_1s1p_20x */ { SPCI_FL_BASE0, 1, 921600, 0, 0, siig20x_init_fn }, -/* siig_2s1p_20x */ { SPCI_FL_BASE0, 1, 921600, 0, 0, siig20x_init_fn }, +/* + * This table describes the serial "geometry" of these boards. Any + * quirks for these can be found in drivers/serial/8250_pci.c + * + * Cards not tested are marked n/t + * If you have one of these cards and it works for you, please tell me.. + */ +static struct pciserial_board pci_parport_serial_boards[] __devinitdata = { + [titan_110l] = { + .flags = FL_BASE1 | FL_BASE_BARS, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, + [titan_210l] = { + .flags = FL_BASE1 | FL_BASE_BARS, + .num_ports = 2, + .base_baud = 921600, + .uart_offset = 8, + }, + [netmos_9xx5_combo] = { + .flags = FL_BASE0 | FL_BASE_BARS, + .num_ports = 1, + .base_baud = 115200, + .uart_offset = 8, + }, + [netmos_9855] = { + .flags = FL_BASE2 | FL_BASE_BARS, + .num_ports = 1, + .base_baud = 115200, + .uart_offset = 8, + }, + [avlab_1s1p] = { /* n/t */ + .flags = FL_BASE0 | FL_BASE_BARS, + .num_ports = 1, + .base_baud = 115200, + .uart_offset = 8, + }, + [avlab_1s1p_650] = { /* nt */ + .flags = FL_BASE0 | FL_BASE_BARS, + .num_ports = 1, + .base_baud = 115200, + .uart_offset = 8, + }, + [avlab_1s1p_850] = { /* nt */ + .flags = FL_BASE0 | FL_BASE_BARS, + .num_ports = 1, + .base_baud = 115200, + .uart_offset = 8, + }, + [avlab_1s2p] = { /* n/t */ + .flags = FL_BASE0 | FL_BASE_BARS, + .num_ports = 1, + .base_baud = 115200, + .uart_offset = 8, + }, + [avlab_1s2p_650] = { /* nt */ + .flags = FL_BASE0 | FL_BASE_BARS, + .num_ports = 1, + .base_baud = 115200, + .uart_offset = 8, + }, + [avlab_1s2p_850] = { /* nt */ + .flags = FL_BASE0 | FL_BASE_BARS, + .num_ports = 1, + .base_baud = 115200, + .uart_offset = 8, + }, + [avlab_2s1p] = { /* n/t */ + .flags = FL_BASE0 | FL_BASE_BARS, + .num_ports = 2, + .base_baud = 115200, + .uart_offset = 8, + }, + [avlab_2s1p_650] = { /* nt */ + .flags = FL_BASE0 | FL_BASE_BARS, + .num_ports = 2, + .base_baud = 115200, + .uart_offset = 8, + }, + [avlab_2s1p_850] = { /* nt */ + .flags = FL_BASE0 | FL_BASE_BARS, + .num_ports = 2, + .base_baud = 115200, + .uart_offset = 8, + }, + [siig_1s1p_10x] = { + .flags = FL_BASE2, + .num_ports = 1, + .base_baud = 460800, + .uart_offset = 8, + }, + [siig_2s1p_10x] = { + .flags = FL_BASE2, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, + [siig_2p1s_20x] = { + .flags = FL_BASE0, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, + [siig_1s1p_20x] = { + .flags = FL_BASE0, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, + [siig_2s1p_20x] = { + .flags = FL_BASE0, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, }; struct parport_serial_private { - int num_ser; - int line[20]; - struct pci_board_no_ids ser; + struct serial_private *serial; int num_par; struct parport *port[PARPORT_MAX]; struct parport_pc_pci par; }; -static int __devinit get_pci_port (struct pci_dev *dev, - struct pci_board_no_ids *board, - struct serial_struct *req, - int idx) -{ - unsigned long port; - int base_idx; - int max_port; - int offset; - - base_idx = SPCI_FL_GET_BASE(board->flags); - if (board->flags & SPCI_FL_BASE_TABLE) - base_idx += idx; - - if (board->flags & SPCI_FL_REGION_SZ_CAP) { - max_port = pci_resource_len(dev, base_idx) / 8; - if (idx >= max_port) - return 1; - } - - offset = board->first_uart_offset; - - /* Timedia/SUNIX uses a mixture of BARs and offsets */ - /* Ugh, this is ugly as all hell --- TYT */ - if(dev->vendor == PCI_VENDOR_ID_TIMEDIA ) /* 0x1409 */ - switch(idx) { - case 0: base_idx=0; - break; - case 1: base_idx=0; offset=8; - break; - case 2: base_idx=1; - break; - case 3: base_idx=1; offset=8; - break; - case 4: /* BAR 2*/ - case 5: /* BAR 3 */ - case 6: /* BAR 4*/ - case 7: base_idx=idx-2; /* BAR 5*/ - } - - port = pci_resource_start(dev, base_idx) + offset; - - if ((board->flags & SPCI_FL_BASE_TABLE) == 0) - port += idx * (board->uart_offset ? board->uart_offset : 8); - - if (pci_resource_flags (dev, base_idx) & IORESOURCE_IO) { - int high_bits_offset = ((sizeof(long)-sizeof(int))*8); - req->port = port; - if (high_bits_offset) - req->port_high = port >> high_bits_offset; - else - req->port_high = 0; - return 0; - } - req->io_type = SERIAL_IO_MEM; - req->iomem_base = ioremap(port, board->uart_offset); - req->iomem_reg_shift = board->reg_shift; - req->port = 0; - return req->iomem_base ? 0 : 1; -} - /* Register the serial port(s) of a PCI card. */ static int __devinit serial_register (struct pci_dev *dev, const struct pci_device_id *id) { - struct pci_board_no_ids *board; struct parport_serial_private *priv = pci_get_drvdata (dev); - struct serial_struct serial_req; - int base_baud; - int k; - int success = 0; - - priv->ser = pci_boards[id->driver_data]; - board = &priv->ser; - if (board->init_fn && ((board->init_fn) (dev, board, 1) != 0)) - return 1; - - base_baud = board->base_baud; - if (!base_baud) - base_baud = BASE_BAUD; - memset (&serial_req, 0, sizeof (serial_req)); - - for (k = 0; k < board->num_ports; k++) { - int line; + struct pciserial_board *board; + struct serial_private *serial; - if (priv->num_ser == ARRAY_SIZE (priv->line)) { - printk (KERN_WARNING - "parport_serial: %s: only %u serial lines " - "supported (%d reported)\n", pci_name (dev), - ARRAY_SIZE (priv->line), board->num_ports); - break; - } + board = &pci_parport_serial_boards[id->driver_data]; + serial = pciserial_init_ports(dev, board); - serial_req.irq = dev->irq; - if (get_pci_port (dev, board, &serial_req, k)) - break; - serial_req.flags = ASYNC_SKIP_TEST | ASYNC_AUTOPROBE; - serial_req.baud_base = base_baud; - line = register_serial (&serial_req); - if (line < 0) { - printk (KERN_DEBUG - "parport_serial: register_serial failed\n"); - continue; - } - priv->line[priv->num_ser++] = line; - success = 1; - } + if (IS_ERR(serial)) + return PTR_ERR(serial); - return success ? 0 : 1; + priv->serial = serial; + return 0; } /* Register the parallel port(s) of a PCI card. */ @@ -411,7 +371,7 @@ static int __devinit parport_serial_pci_probe (struct pci_dev *dev, priv = kmalloc (sizeof *priv, GFP_KERNEL); if (!priv) return -ENOMEM; - priv->num_ser = priv->num_par = 0; + memset(priv, 0, sizeof(struct parport_serial_private)); pci_set_drvdata (dev, priv); err = pci_enable_device (dev); @@ -444,15 +404,12 @@ static void __devexit parport_serial_pci_remove (struct pci_dev *dev) struct parport_serial_private *priv = pci_get_drvdata (dev); int i; + pci_set_drvdata(dev, NULL); + // Serial ports - for (i = 0; i < priv->num_ser; i++) { - unregister_serial (priv->line[i]); + if (priv->serial) + pciserial_remove_ports(priv->serial); - if (priv->ser.init_fn) - (priv->ser.init_fn) (dev, &priv->ser, 0); - } - pci_set_drvdata (dev, NULL); - // Parallel ports for (i = 0; i < priv->num_par; i++) parport_pc_unregister_port (priv->port[i]); @@ -461,11 +418,47 @@ static void __devexit parport_serial_pci_remove (struct pci_dev *dev) return; } +static int parport_serial_pci_suspend(struct pci_dev *dev, pm_message_t state) +{ + struct parport_serial_private *priv = pci_get_drvdata(dev); + + if (priv->serial) + pciserial_suspend_ports(priv->serial); + + /* FIXME: What about parport? */ + + pci_save_state(dev); + pci_set_power_state(dev, pci_choose_state(dev, state)); + return 0; +} + +static int parport_serial_pci_resume(struct pci_dev *dev) +{ + struct parport_serial_private *priv = pci_get_drvdata(dev); + + pci_set_power_state(dev, PCI_D0); + pci_restore_state(dev); + + /* + * The device may have been disabled. Re-enable it. + */ + pci_enable_device(dev); + + if (priv->serial) + pciserial_resume_ports(priv->serial); + + /* FIXME: What about parport? */ + + return 0; +} + static struct pci_driver parport_serial_pci_driver = { .name = "parport_serial", .id_table = parport_serial_pci_tbl, .probe = parport_serial_pci_probe, .remove = __devexit_p(parport_serial_pci_remove), + .suspend = parport_serial_pci_suspend, + .resume = parport_serial_pci_resume, }; diff --git a/drivers/pci/bus.c b/drivers/pci/bus.c index fedae89d8f7..fb9a11243d2 100644 --- a/drivers/pci/bus.c +++ b/drivers/pci/bus.c @@ -60,7 +60,9 @@ pci_bus_alloc_resource(struct pci_bus *bus, struct resource *res, continue; /* Ok, try it out.. */ - ret = allocate_resource(r, res, size, min, -1, align, + ret = allocate_resource(r, res, size, + r->start ? : min, + -1, align, alignf, alignf_data); if (ret == 0) break; diff --git a/drivers/pci/hotplug/pciehp.h b/drivers/pci/hotplug/pciehp.h index 46b294a1241..2b92b9e8c91 100644 --- a/drivers/pci/hotplug/pciehp.h +++ b/drivers/pci/hotplug/pciehp.h @@ -23,7 +23,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * - * Send feedback to <greg@kroah.com>, <dely.l.sy@intel.com> + * Send feedback to <greg@kroah.com>, <kristen.c.accardi@intel.com> * */ #ifndef _PCIEHP_H diff --git a/drivers/pci/hotplug/pciehp_core.c b/drivers/pci/hotplug/pciehp_core.c index df4915dbc32..cafc7eadcf8 100644 --- a/drivers/pci/hotplug/pciehp_core.c +++ b/drivers/pci/hotplug/pciehp_core.c @@ -23,7 +23,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * - * Send feedback to <greg@kroah.com>, <dely.l.sy@intel.com> + * Send feedback to <greg@kroah.com>, <kristen.c.accardi@intel.com> * */ diff --git a/drivers/pci/hotplug/pciehp_ctrl.c b/drivers/pci/hotplug/pciehp_ctrl.c index 0dbcf04aa35..0e094760152 100644 --- a/drivers/pci/hotplug/pciehp_ctrl.c +++ b/drivers/pci/hotplug/pciehp_ctrl.c @@ -23,7 +23,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * - * Send feedback to <greg@kroah.com>, <dely.l.sy@intel.com> + * Send feedback to <greg@kroah.com>, <kristen.c.accardi@intel.com> * */ diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c index 1cda30bd6e4..7a0e27f0e06 100644 --- a/drivers/pci/hotplug/pciehp_hpc.c +++ b/drivers/pci/hotplug/pciehp_hpc.c @@ -23,7 +23,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * - * Send feedback to <greg@kroah.com>,<dely.l.sy@intel.com> + * Send feedback to <greg@kroah.com>,<kristen.c.accardi@intel.com> * */ diff --git a/drivers/pci/hotplug/pciehp_pci.c b/drivers/pci/hotplug/pciehp_pci.c index 723b12c0bb7..33b539b34f7 100644 --- a/drivers/pci/hotplug/pciehp_pci.c +++ b/drivers/pci/hotplug/pciehp_pci.c @@ -23,7 +23,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * - * Send feedback to <greg@kroah.com>, <dely.l.sy@intel.com> + * Send feedback to <greg@kroah.com>, <kristen.c.accardi@intel.com> * */ diff --git a/drivers/pci/hotplug/pciehprm.h b/drivers/pci/hotplug/pciehprm.h index 966775ffb0f..05f20fbc5f5 100644 --- a/drivers/pci/hotplug/pciehprm.h +++ b/drivers/pci/hotplug/pciehprm.h @@ -23,7 +23,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * - * Send feedback to <greg@kroah.com>, <dely.l.sy@intel.com> + * Send feedback to <greg@kroah.com>, <kristen.c.accardi@intel.com> * */ diff --git a/drivers/pci/hotplug/pciehprm_acpi.c b/drivers/pci/hotplug/pciehprm_acpi.c index 57f4e6d1b27..305b47ec2f2 100644 --- a/drivers/pci/hotplug/pciehprm_acpi.c +++ b/drivers/pci/hotplug/pciehprm_acpi.c @@ -20,7 +20,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * - * Send feedback to <dely.l.sy@intel.com> + * Send feedback to <kristen.c.accardi@intel.com> * */ diff --git a/drivers/pci/hotplug/pciehprm_nonacpi.c b/drivers/pci/hotplug/pciehprm_nonacpi.c index 79a0aa6238e..3622965f896 100644 --- a/drivers/pci/hotplug/pciehprm_nonacpi.c +++ b/drivers/pci/hotplug/pciehprm_nonacpi.c @@ -23,7 +23,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * - * Send feedback to <greg@kroah.com>, <dely.l.sy@intel.com> + * Send feedback to <greg@kroah.com>, <kristen.c.accardi@intel.com> * */ diff --git a/drivers/pci/hotplug/pciehprm_nonacpi.h b/drivers/pci/hotplug/pciehprm_nonacpi.h index 87c90e85ede..b10603b0e95 100644 --- a/drivers/pci/hotplug/pciehprm_nonacpi.h +++ b/drivers/pci/hotplug/pciehprm_nonacpi.h @@ -23,7 +23,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * - * Send feedback to <greg@kroah.com>, <dely.l.sy@intel.com> + * Send feedback to <greg@kroah.com>, <kristen.c.accardi@intel.com> * */ diff --git a/drivers/pci/hotplug/shpchp.h b/drivers/pci/hotplug/shpchp.h index 67b6a3370ce..fe4d653da18 100644 --- a/drivers/pci/hotplug/shpchp.h +++ b/drivers/pci/hotplug/shpchp.h @@ -23,7 +23,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * - * Send feedback to <greg@kroah.com>,<dely.l.sy@intel.com> + * Send feedback to <greg@kroah.com>,<kristen.c.accardi@intel.com> * */ #ifndef _SHPCHP_H diff --git a/drivers/pci/hotplug/shpchp_core.c b/drivers/pci/hotplug/shpchp_core.c index a70a5c5705f..6f7d8a29957 100644 --- a/drivers/pci/hotplug/shpchp_core.c +++ b/drivers/pci/hotplug/shpchp_core.c @@ -23,7 +23,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * - * Send feedback to <greg@kroah.com>, <dely.l.sy@intel.com> + * Send feedback to <greg@kroah.com>, <kristen.c.accardi@intel.com> * */ diff --git a/drivers/pci/hotplug/shpchp_ctrl.c b/drivers/pci/hotplug/shpchp_ctrl.c index 490a9553a06..783b5abb071 100644 --- a/drivers/pci/hotplug/shpchp_ctrl.c +++ b/drivers/pci/hotplug/shpchp_ctrl.c @@ -23,7 +23,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * - * Send feedback to <greg@kroah.com>, <dely.l.sy@intel.com> + * Send feedback to <greg@kroah.com>, <kristen.c.accardi@intel.com> * */ diff --git a/drivers/pci/hotplug/shpchp_hpc.c b/drivers/pci/hotplug/shpchp_hpc.c index 38c5d906669..8d98410bf1c 100644 --- a/drivers/pci/hotplug/shpchp_hpc.c +++ b/drivers/pci/hotplug/shpchp_hpc.c @@ -23,7 +23,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * - * Send feedback to <greg@kroah.com>,<dely.l.sy@intel.com> + * Send feedback to <greg@kroah.com>,<kristen.c.accardi@intel.com> * */ diff --git a/drivers/pci/hotplug/shpchp_pci.c b/drivers/pci/hotplug/shpchp_pci.c index 90113e9cd69..d867099114e 100644 --- a/drivers/pci/hotplug/shpchp_pci.c +++ b/drivers/pci/hotplug/shpchp_pci.c @@ -23,7 +23,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * - * Send feedback to <greg@kroah.com>, <dely.l.sy@intel.com> + * Send feedback to <greg@kroah.com>, <kristen.c.accardi@intel.com> * */ diff --git a/drivers/pci/hotplug/shpchprm.h b/drivers/pci/hotplug/shpchprm.h index 88aeb978c91..057b192ce58 100644 --- a/drivers/pci/hotplug/shpchprm.h +++ b/drivers/pci/hotplug/shpchprm.h @@ -23,7 +23,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * - * Send feedback to <greg@kroah.com>, <dely.l.sy@intel.com> + * Send feedback to <greg@kroah.com>, <kristen.c.accardi@intel.com> * */ diff --git a/drivers/pci/hotplug/shpchprm_acpi.c b/drivers/pci/hotplug/shpchprm_acpi.c index 7957cdc72cd..d37b31658ed 100644 --- a/drivers/pci/hotplug/shpchprm_acpi.c +++ b/drivers/pci/hotplug/shpchprm_acpi.c @@ -20,7 +20,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * - * Send feedback to <dely.l.sy@intel.com> + * Send feedback to <kristen.c.accardi@intel.com> * */ diff --git a/drivers/pci/hotplug/shpchprm_legacy.c b/drivers/pci/hotplug/shpchprm_legacy.c index 37fa77a9828..ba6c549c9b9 100644 --- a/drivers/pci/hotplug/shpchprm_legacy.c +++ b/drivers/pci/hotplug/shpchprm_legacy.c @@ -23,7 +23,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * - * Send feedback to <greg@kroah.com>,<dely.l.sy@intel.com> + * Send feedback to <greg@kroah.com>,<kristen.c.accardi@intel.com> * */ diff --git a/drivers/pci/hotplug/shpchprm_legacy.h b/drivers/pci/hotplug/shpchprm_legacy.h index 29ccea5e57e..21bda74ddfa 100644 --- a/drivers/pci/hotplug/shpchprm_legacy.h +++ b/drivers/pci/hotplug/shpchprm_legacy.h @@ -23,7 +23,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * - * Send feedback to <greg@kroah.com>, <dely.l.sy@intel.com> + * Send feedback to <greg@kroah.com>, <kristen.c.accardi@intel.com> * */ diff --git a/drivers/pci/hotplug/shpchprm_nonacpi.c b/drivers/pci/hotplug/shpchprm_nonacpi.c index 88f4d9f4188..5f75ef7f3df 100644 --- a/drivers/pci/hotplug/shpchprm_nonacpi.c +++ b/drivers/pci/hotplug/shpchprm_nonacpi.c @@ -23,7 +23,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * - * Send feedback to <greg@kroah.com>, <dely.l.sy@intel.com> + * Send feedback to <greg@kroah.com>, <kristen.c.accardi@intel.com> * */ diff --git a/drivers/pci/hotplug/shpchprm_nonacpi.h b/drivers/pci/hotplug/shpchprm_nonacpi.h index 6bc8668023c..cddaaa5ee1b 100644 --- a/drivers/pci/hotplug/shpchprm_nonacpi.h +++ b/drivers/pci/hotplug/shpchprm_nonacpi.h @@ -23,7 +23,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * - * Send feedback to <greg@kroah.com>, <dely.l.sy@intel.com> + * Send feedback to <greg@kroah.com>, <kristen.c.accardi@intel.com> * */ diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c index b5ab9aa6ff7..2b85aa39f95 100644 --- a/drivers/pci/msi.c +++ b/drivers/pci/msi.c @@ -453,7 +453,7 @@ static void enable_msi_mode(struct pci_dev *dev, int pos, int type) } } -static void disable_msi_mode(struct pci_dev *dev, int pos, int type) +void disable_msi_mode(struct pci_dev *dev, int pos, int type) { u16 control; @@ -699,6 +699,9 @@ int pci_enable_msi(struct pci_dev* dev) if (!pci_msi_enable || !dev) return status; + if (dev->no_msi) + return status; + temp = dev->irq; if ((status = msi_init()) < 0) diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h index d94d7af4f7a..d00168b1f66 100644 --- a/drivers/pci/pci.h +++ b/drivers/pci/pci.h @@ -47,6 +47,12 @@ extern int pci_msi_quirk; #define pci_msi_quirk 0 #endif +#ifdef CONFIG_PCI_MSI +void disable_msi_mode(struct pci_dev *dev, int pos, int type); +#else +static inline void disable_msi_mode(struct pci_dev *dev, int pos, int type) { } +#endif + extern int pcie_mch_quirk; extern struct device_attribute pci_dev_attrs[]; extern struct class_device_attribute class_device_attr_cpuaffinity; diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 8d0968bd527..bb36bb69803 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -373,6 +373,25 @@ static void __devinit quirk_vt82c686_acpi(struct pci_dev *dev) } DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C686_4, quirk_vt82c686_acpi ); +/* + * VIA VT8235 ISA Bridge: Two IO regions pointed to by words at + * 0x88 (128 bytes of power management registers) + * 0xd0 (16 bytes of SMB registers) + */ +static void __devinit quirk_vt8235_acpi(struct pci_dev *dev) +{ + u16 pm, smb; + + pci_read_config_word(dev, 0x88, &pm); + pm &= PCI_BASE_ADDRESS_IO_MASK; + quirk_io_region(dev, pm, 128, PCI_BRIDGE_RESOURCES); + + pci_read_config_word(dev, 0xd0, &smb); + smb &= PCI_BASE_ADDRESS_IO_MASK; + quirk_io_region(dev, smb, 16, PCI_BRIDGE_RESOURCES + 1); +} +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8235, quirk_vt8235_acpi); + #ifdef CONFIG_X86_IO_APIC @@ -1272,6 +1291,27 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_E7520_MCH, quir DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_E7320_MCH, quirk_pcie_mch ); DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_E7525_MCH, quirk_pcie_mch ); + +/* + * It's possible for the MSI to get corrupted if shpc and acpi + * are used together on certain PXH-based systems. + */ +static void __devinit quirk_pcie_pxh(struct pci_dev *dev) +{ + disable_msi_mode(dev, pci_find_capability(dev, PCI_CAP_ID_MSI), + PCI_CAP_ID_MSI); + dev->no_msi = 1; + + printk(KERN_WARNING "PCI: PXH quirk detected, " + "disabling MSI for SHPC device\n"); +} +DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PXHD_0, quirk_pcie_pxh); +DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PXHD_1, quirk_pcie_pxh); +DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PXH_0, quirk_pcie_pxh); +DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PXH_1, quirk_pcie_pxh); +DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PXHV, quirk_pcie_pxh); + + static void __devinit quirk_netmos(struct pci_dev *dev) { unsigned int num_parallel = (dev->subsystem_device & 0xf0) >> 4; diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c index a2eebc6eaac..6d864c502a1 100644 --- a/drivers/pci/setup-bus.c +++ b/drivers/pci/setup-bus.c @@ -40,7 +40,7 @@ * FIXME: IO should be max 256 bytes. However, since we may * have a P2P bridge below a cardbus bridge, we need 4K. */ -#define CARDBUS_IO_SIZE (4096) +#define CARDBUS_IO_SIZE (256) #define CARDBUS_MEM_SIZE (32*1024*1024) static void __devinit diff --git a/drivers/pci/setup-res.c b/drivers/pci/setup-res.c index 1ca21d2ba11..5598b4714f7 100644 --- a/drivers/pci/setup-res.c +++ b/drivers/pci/setup-res.c @@ -33,6 +33,11 @@ pci_update_resource(struct pci_dev *dev, struct resource *res, int resno) u32 new, check, mask; int reg; + /* Ignore resources for unimplemented BARs and unused resource slots + for 64 bit BARs. */ + if (!res->flags) + return; + pcibios_resource_to_bus(dev, ®ion, res); pr_debug(" got res [%lx:%lx] bus [%lx:%lx] flags %lx for " @@ -48,7 +53,9 @@ pci_update_resource(struct pci_dev *dev, struct resource *res, int resno) if (resno < 6) { reg = PCI_BASE_ADDRESS_0 + 4 * resno; } else if (resno == PCI_ROM_RESOURCE) { - new |= res->flags & IORESOURCE_ROM_ENABLE; + if (!(res->flags & IORESOURCE_ROM_ENABLE)) + return; + new |= PCI_ROM_ADDRESS_ENABLE; reg = dev->rom_base_reg; } else { /* Hmm, non-standard resource. */ @@ -67,7 +74,7 @@ pci_update_resource(struct pci_dev *dev, struct resource *res, int resno) if ((new & (PCI_BASE_ADDRESS_SPACE|PCI_BASE_ADDRESS_MEM_TYPE_MASK)) == (PCI_BASE_ADDRESS_SPACE_MEMORY|PCI_BASE_ADDRESS_MEM_TYPE_64)) { - new = 0; /* currently everyone zeros the high address */ + new = region.start >> 16 >> 16; pci_write_config_dword(dev, reg + 4, new); pci_read_config_dword(dev, reg + 4, &check); if (check != new) { diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c index d63f22a5bf7..43da2e92d50 100644 --- a/drivers/pcmcia/ds.c +++ b/drivers/pcmcia/ds.c @@ -589,8 +589,8 @@ static void pcmcia_delayed_add_pseudo_device(void *data) static inline void pcmcia_add_pseudo_device(struct pcmcia_socket *s) { if (!s->pcmcia_state.device_add_pending) { - schedule_work(&s->device_add); s->pcmcia_state.device_add_pending = 1; + schedule_work(&s->device_add); } return; } diff --git a/drivers/pcmcia/pcmcia_resource.c b/drivers/pcmcia/pcmcia_resource.c index 6f9fdb27640..599b116d974 100644 --- a/drivers/pcmcia/pcmcia_resource.c +++ b/drivers/pcmcia/pcmcia_resource.c @@ -41,6 +41,7 @@ module_param(io_speed, int, 0444); #ifdef CONFIG_PCMCIA_PROBE +#include <asm/irq.h> /* mask of IRQs already reserved by other cards, we should avoid using them */ static u8 pcmcia_used_irq[NR_IRQS]; #endif diff --git a/drivers/pcmcia/yenta_socket.c b/drivers/pcmcia/yenta_socket.c index 744e469a9ed..62fd705203f 100644 --- a/drivers/pcmcia/yenta_socket.c +++ b/drivers/pcmcia/yenta_socket.c @@ -605,9 +605,8 @@ static int yenta_search_res(struct yenta_socket *socket, struct resource *res, static void yenta_allocate_res(struct yenta_socket *socket, int nr, unsigned type, int addr_start, int addr_end) { - struct pci_bus *bus; struct resource *root, *res; - u32 start, end; + struct pci_bus_region region; unsigned mask; res = socket->dev->resource + PCI_BRIDGE_RESOURCES + nr; @@ -620,15 +619,13 @@ static void yenta_allocate_res(struct yenta_socket *socket, int nr, unsigned typ if (type & IORESOURCE_IO) mask = ~3; - bus = socket->dev->subordinate; - res->name = bus->name; + res->name = socket->dev->subordinate->name; res->flags = type; - start = config_readl(socket, addr_start) & mask; - end = config_readl(socket, addr_end) | ~mask; - if (start && end > start && !override_bios) { - res->start = start; - res->end = end; + region.start = config_readl(socket, addr_start) & mask; + region.end = config_readl(socket, addr_end) | ~mask; + if (region.start && region.end > region.start && !override_bios) { + pcibios_bus_to_resource(socket->dev, res, ®ion); root = pci_find_parent_resource(socket->dev, res); if (root && (request_resource(root, res) == 0)) return; @@ -642,6 +639,7 @@ static void yenta_allocate_res(struct yenta_socket *socket, int nr, unsigned typ (yenta_search_res(socket, res, BRIDGE_IO_MIN))) { config_writel(socket, addr_start, res->start); config_writel(socket, addr_end, res->end); + return; } } else { if (type & IORESOURCE_PREFETCH) { @@ -650,6 +648,7 @@ static void yenta_allocate_res(struct yenta_socket *socket, int nr, unsigned typ (yenta_search_res(socket, res, BRIDGE_MEM_MIN))) { config_writel(socket, addr_start, res->start); config_writel(socket, addr_end, res->end); + return; } /* Approximating prefetchable by non-prefetchable */ res->flags = IORESOURCE_MEM; @@ -659,6 +658,7 @@ static void yenta_allocate_res(struct yenta_socket *socket, int nr, unsigned typ (yenta_search_res(socket, res, BRIDGE_MEM_MIN))) { config_writel(socket, addr_start, res->start); config_writel(socket, addr_end, res->end); + return; } } @@ -1107,8 +1107,6 @@ static int yenta_dev_suspend (struct pci_dev *dev, pm_message_t state) pci_read_config_dword(dev, 17*4, &socket->saved_state[1]); pci_disable_device(dev); - free_irq(dev->irq, socket); - /* * Some laptops (IBM T22) do not like us putting the Cardbus * bridge into D3. At a guess, some other laptop will @@ -1134,13 +1132,6 @@ static int yenta_dev_resume (struct pci_dev *dev) pci_enable_device(dev); pci_set_master(dev); - if (socket->cb_irq) - if (request_irq(socket->cb_irq, yenta_interrupt, - SA_SHIRQ, "yenta", socket)) { - printk(KERN_WARNING "Yenta: request_irq() failed on resume!\n"); - socket->cb_irq = 0; - } - if (socket->type && socket->type->restore_state) socket->type->restore_state(socket); } diff --git a/drivers/pnp/card.c b/drivers/pnp/card.c index add12f7c489..6e5229e92fb 100644 --- a/drivers/pnp/card.c +++ b/drivers/pnp/card.c @@ -312,6 +312,8 @@ found: if (drv->link.driver.probe) { if (drv->link.driver.probe(&dev->dev)) { dev->dev.driver = NULL; + dev->card_link = NULL; + up_write(&dev->dev.bus->subsys.rwsem); return NULL; } } diff --git a/drivers/s390/cio/qdio.c b/drivers/s390/cio/qdio.c index d36258d6665..381f339e320 100644 --- a/drivers/s390/cio/qdio.c +++ b/drivers/s390/cio/qdio.c @@ -112,7 +112,7 @@ qdio_min(int a,int b) /***************** SCRUBBER HELPER ROUTINES **********************/ -static inline volatile __u64 +static inline __u64 qdio_get_micros(void) { return (get_clock() >> 10); /* time>>12 is microseconds */ @@ -230,7 +230,7 @@ qdio_siga_input(struct qdio_q *q) } /* locked by the locks in qdio_activate and qdio_cleanup */ -static __u32 * volatile +static __u32 volatile * qdio_get_indicator(void) { int i; diff --git a/drivers/s390/crypto/z90crypt.h b/drivers/s390/crypto/z90crypt.h index 82a1d97001d..0a3bb5a10dd 100644 --- a/drivers/s390/crypto/z90crypt.h +++ b/drivers/s390/crypto/z90crypt.h @@ -36,15 +36,6 @@ #define z90crypt_VARIANT 2 // 2 = added PCIXCC MCL3 and CEX2C support /** - * If we are not using the sparse checker, __user has no use. - */ -#ifdef __CHECKER__ -# define __user __attribute__((noderef, address_space(1))) -#else -# define __user -#endif - -/** * struct ica_rsa_modexpo * * Requirements: diff --git a/drivers/s390/net/qeth_main.c b/drivers/s390/net/qeth_main.c index 8f4d2999af8..79c74f3a11f 100644 --- a/drivers/s390/net/qeth_main.c +++ b/drivers/s390/net/qeth_main.c @@ -8120,20 +8120,22 @@ static struct notifier_block qeth_ip6_notifier = { #endif static int -qeth_reboot_event(struct notifier_block *this, unsigned long event, void *ptr) +__qeth_reboot_event_card(struct device *dev, void *data) { - - struct device *entry; struct qeth_card *card; - down_read(&qeth_ccwgroup_driver.driver.bus->subsys.rwsem); - list_for_each_entry(entry, &qeth_ccwgroup_driver.driver.devices, - driver_list) { - card = (struct qeth_card *) entry->driver_data; - qeth_clear_ip_list(card, 0, 0); - qeth_qdio_clear_card(card, 0); - } - up_read(&qeth_ccwgroup_driver.driver.bus->subsys.rwsem); + card = (struct qeth_card *) dev->driver_data; + qeth_clear_ip_list(card, 0, 0); + qeth_qdio_clear_card(card, 0); + return 0; +} + +static int +qeth_reboot_event(struct notifier_block *this, unsigned long event, void *ptr) +{ + + driver_for_each_device(&qeth_ccwgroup_driver.driver, NULL, NULL, + __qeth_reboot_event_card); return NOTIFY_DONE; } diff --git a/drivers/s390/net/qeth_proc.c b/drivers/s390/net/qeth_proc.c index 04719196fd2..f2ccfea8fdb 100644 --- a/drivers/s390/net/qeth_proc.c +++ b/drivers/s390/net/qeth_proc.c @@ -27,23 +27,33 @@ const char *VERSION_QETH_PROC_C = "$Revision: 1.13 $"; #define QETH_PROCFILE_NAME "qeth" static struct proc_dir_entry *qeth_procfile; +static int +qeth_procfile_seq_match(struct device *dev, void *data) +{ + return 1; +} + static void * qeth_procfile_seq_start(struct seq_file *s, loff_t *offset) { - struct list_head *next_card = NULL; - int i = 0; + struct device *dev; + loff_t nr; down_read(&qeth_ccwgroup_driver.driver.bus->subsys.rwsem); - if (*offset == 0) + nr = *offset; + if (nr == 0) return SEQ_START_TOKEN; - /* get card at pos *offset */ - list_for_each(next_card, &qeth_ccwgroup_driver.driver.devices) - if (++i == *offset) - return next_card; + dev = driver_find_device(&qeth_ccwgroup_driver.driver, NULL, + NULL, qeth_procfile_seq_match); - return NULL; + /* get card at pos *offset */ + nr = *offset; + while (nr-- > 1 && dev) + dev = driver_find_device(&qeth_ccwgroup_driver.driver, dev, + NULL, qeth_procfile_seq_match); + return (void *) dev; } static void @@ -55,23 +65,21 @@ qeth_procfile_seq_stop(struct seq_file *s, void* it) static void * qeth_procfile_seq_next(struct seq_file *s, void *it, loff_t *offset) { - struct list_head *next_card = NULL; - struct list_head *current_card; + struct device *prev, *next; if (it == SEQ_START_TOKEN) { - next_card = qeth_ccwgroup_driver.driver.devices.next; - if (next_card->next == next_card) /* list empty */ - return NULL; - (*offset)++; - } else { - current_card = (struct list_head *)it; - if (current_card->next == &qeth_ccwgroup_driver.driver.devices) - return NULL; /* end of list reached */ - next_card = current_card->next; - (*offset)++; + next = driver_find_device(&qeth_ccwgroup_driver.driver, + NULL, NULL, qeth_procfile_seq_match); + if (next) + (*offset)++; + return (void *) next; } - - return next_card; + prev = (struct device *) it; + next = driver_find_device(&qeth_ccwgroup_driver.driver, + prev, NULL, qeth_procfile_seq_match); + if (next) + (*offset)++; + return (void *) next; } static inline const char * @@ -126,7 +134,7 @@ qeth_procfile_seq_show(struct seq_file *s, void *it) "-------------- ---- ------ ---------- ---- " "---- ----- -----\n"); } else { - device = list_entry(it, struct device, driver_list); + device = (struct device *) it; card = device->driver_data; seq_printf(s, "%s/%s/%s x%02X %-10s %-14s %-4i ", CARD_RDEV_ID(card), @@ -180,17 +188,20 @@ static struct proc_dir_entry *qeth_perf_procfile; static void * qeth_perf_procfile_seq_start(struct seq_file *s, loff_t *offset) { - struct list_head *next_card = NULL; - int i = 0; + struct device *dev = NULL; + int nr; down_read(&qeth_ccwgroup_driver.driver.bus->subsys.rwsem); /* get card at pos *offset */ - list_for_each(next_card, &qeth_ccwgroup_driver.driver.devices){ - if (i == *offset) - return next_card; - i++; - } - return NULL; + dev = driver_find_device(&qeth_ccwgroup_driver.driver, NULL, NULL, + qeth_procfile_seq_match); + + /* get card at pos *offset */ + nr = *offset; + while (nr-- > 1 && dev) + dev = driver_find_device(&qeth_ccwgroup_driver.driver, dev, + NULL, qeth_procfile_seq_match); + return (void *) dev; } static void @@ -202,12 +213,14 @@ qeth_perf_procfile_seq_stop(struct seq_file *s, void* it) static void * qeth_perf_procfile_seq_next(struct seq_file *s, void *it, loff_t *offset) { - struct list_head *current_card = (struct list_head *)it; + struct device *prev, *next; - if (current_card->next == &qeth_ccwgroup_driver.driver.devices) - return NULL; /* end of list reached */ - (*offset)++; - return current_card->next; + prev = (struct device *) it; + next = driver_find_device(&qeth_ccwgroup_driver.driver, prev, + NULL, qeth_procfile_seq_match); + if (next) + (*offset)++; + return (void *) next; } static int @@ -216,7 +229,7 @@ qeth_perf_procfile_seq_show(struct seq_file *s, void *it) struct device *device; struct qeth_card *card; - device = list_entry(it, struct device, driver_list); + device = (struct device *) it; card = device->driver_data; seq_printf(s, "For card with devnos %s/%s/%s (%s):\n", CARD_RDEV_ID(card), @@ -318,8 +331,8 @@ static struct proc_dir_entry *qeth_ipato_procfile; static void * qeth_ipato_procfile_seq_start(struct seq_file *s, loff_t *offset) { - struct list_head *next_card = NULL; - int i = 0; + struct device *dev; + loff_t nr; down_read(&qeth_ccwgroup_driver.driver.bus->subsys.rwsem); /* TODO: finish this */ @@ -328,13 +341,16 @@ qeth_ipato_procfile_seq_start(struct seq_file *s, loff_t *offset) * output driver settings then; * else output setting for respective card */ + + dev = driver_find_device(&qeth_ccwgroup_driver.driver, NULL, NULL, + qeth_procfile_seq_match); + /* get card at pos *offset */ - list_for_each(next_card, &qeth_ccwgroup_driver.driver.devices){ - if (i == *offset) - return next_card; - i++; - } - return NULL; + nr = *offset; + while (nr-- > 1 && dev) + dev = driver_find_device(&qeth_ccwgroup_driver.driver, dev, + NULL, qeth_procfile_seq_match); + return (void *) dev; } static void @@ -346,18 +362,14 @@ qeth_ipato_procfile_seq_stop(struct seq_file *s, void* it) static void * qeth_ipato_procfile_seq_next(struct seq_file *s, void *it, loff_t *offset) { - struct list_head *current_card = (struct list_head *)it; + struct device *prev, *next; - /* TODO: finish this */ - /* - * maybe SEQ_SATRT_TOKEN can be returned for offset 0 - * output driver settings then; - * else output setting for respective card - */ - if (current_card->next == &qeth_ccwgroup_driver.driver.devices) - return NULL; /* end of list reached */ - (*offset)++; - return current_card->next; + prev = (struct device *) it; + next = driver_find_device(&qeth_ccwgroup_driver.driver, prev, + NULL, qeth_procfile_seq_match); + if (next) + (*offset)++; + return (void *) next; } static int @@ -372,7 +384,7 @@ qeth_ipato_procfile_seq_show(struct seq_file *s, void *it) * output driver settings then; * else output setting for respective card */ - device = list_entry(it, struct device, driver_list); + device = (struct device *) it; card = device->driver_data; return 0; diff --git a/drivers/s390/scsi/zfcp_aux.c b/drivers/s390/scsi/zfcp_aux.c index e17b4d58a9f..bfe3ba73bc0 100644 --- a/drivers/s390/scsi/zfcp_aux.c +++ b/drivers/s390/scsi/zfcp_aux.c @@ -1299,13 +1299,10 @@ struct zfcp_port * zfcp_port_enqueue(struct zfcp_adapter *adapter, wwn_t wwpn, u32 status, u32 d_id) { - struct zfcp_port *port, *tmp_port; + struct zfcp_port *port; int check_wwpn; - scsi_id_t scsi_id; - int found; check_wwpn = !(status & ZFCP_STATUS_PORT_NO_WWPN); - /* * check that there is no port with this WWPN already in list */ @@ -1368,7 +1365,7 @@ zfcp_port_enqueue(struct zfcp_adapter *adapter, wwn_t wwpn, u32 status, } else { snprintf(port->sysfs_device.bus_id, BUS_ID_SIZE, "0x%016llx", wwpn); - port->sysfs_device.parent = &adapter->ccw_device->dev; + port->sysfs_device.parent = &adapter->ccw_device->dev; } port->sysfs_device.release = zfcp_sysfs_port_release; dev_set_drvdata(&port->sysfs_device, port); @@ -1388,24 +1385,8 @@ zfcp_port_enqueue(struct zfcp_adapter *adapter, wwn_t wwpn, u32 status, zfcp_port_get(port); - scsi_id = 1; - found = 0; write_lock_irq(&zfcp_data.config_lock); - list_for_each_entry(tmp_port, &adapter->port_list_head, list) { - if (atomic_test_mask(ZFCP_STATUS_PORT_NO_SCSI_ID, - &tmp_port->status)) - continue; - if (tmp_port->scsi_id != scsi_id) { - found = 1; - break; - } - scsi_id++; - } - port->scsi_id = scsi_id; - if (found) - list_add_tail(&port->list, &tmp_port->list); - else - list_add_tail(&port->list, &adapter->port_list_head); + list_add_tail(&port->list, &adapter->port_list_head); atomic_clear_mask(ZFCP_STATUS_COMMON_REMOVE, &port->status); atomic_set_mask(ZFCP_STATUS_COMMON_RUNNING, &port->status); if (d_id == ZFCP_DID_DIRECTORY_SERVICE) @@ -1427,6 +1408,9 @@ zfcp_port_dequeue(struct zfcp_port *port) list_del(&port->list); port->adapter->ports--; write_unlock_irq(&zfcp_data.config_lock); + if (port->rport) + fc_remote_port_delete(port->rport); + port->rport = NULL; zfcp_adapter_put(port->adapter); zfcp_sysfs_port_remove_files(&port->sysfs_device, atomic_read(&port->status)); diff --git a/drivers/s390/scsi/zfcp_ccw.c b/drivers/s390/scsi/zfcp_ccw.c index 0fc46381fc2..b30abab77da 100644 --- a/drivers/s390/scsi/zfcp_ccw.c +++ b/drivers/s390/scsi/zfcp_ccw.c @@ -202,9 +202,19 @@ static int zfcp_ccw_set_offline(struct ccw_device *ccw_device) { struct zfcp_adapter *adapter; + struct zfcp_port *port; + struct fc_rport *rport; down(&zfcp_data.config_sema); adapter = dev_get_drvdata(&ccw_device->dev); + /* might be racy, but we cannot take config_lock due to the fact that + fc_remote_port_delete might sleep */ + list_for_each_entry(port, &adapter->port_list_head, list) + if (port->rport) { + rport = port->rport; + port->rport = NULL; + fc_remote_port_delete(rport); + } zfcp_erp_adapter_shutdown(adapter, 0); zfcp_erp_wait(adapter); zfcp_adapter_scsi_unregister(adapter); diff --git a/drivers/s390/scsi/zfcp_def.h b/drivers/s390/scsi/zfcp_def.h index 4103b5be768..455e902533a 100644 --- a/drivers/s390/scsi/zfcp_def.h +++ b/drivers/s390/scsi/zfcp_def.h @@ -906,6 +906,7 @@ struct zfcp_adapter { */ struct zfcp_port { struct device sysfs_device; /* sysfs device */ + struct fc_rport *rport; /* rport of fc transport class */ struct list_head list; /* list of remote ports */ atomic_t refcount; /* reference count */ wait_queue_head_t remove_wq; /* can be used to wait for @@ -916,7 +917,6 @@ struct zfcp_port { list */ u32 units; /* # of logical units in list */ atomic_t status; /* status of this remote port */ - scsi_id_t scsi_id; /* own SCSI ID */ wwn_t wwnn; /* WWNN if known */ wwn_t wwpn; /* WWPN */ fc_id_t d_id; /* D_ID */ diff --git a/drivers/s390/scsi/zfcp_erp.c b/drivers/s390/scsi/zfcp_erp.c index 0cf31f7d1c0..cb4f612550b 100644 --- a/drivers/s390/scsi/zfcp_erp.c +++ b/drivers/s390/scsi/zfcp_erp.c @@ -3360,13 +3360,32 @@ zfcp_erp_action_cleanup(int action, struct zfcp_adapter *adapter, if ((result == ZFCP_ERP_SUCCEEDED) && (!atomic_test_mask(ZFCP_STATUS_UNIT_TEMPORARY, &unit->status)) - && (!unit->device)) - scsi_add_device(unit->port->adapter->scsi_host, 0, - unit->port->scsi_id, unit->scsi_lun); + && !unit->device + && port->rport) + scsi_add_device(port->adapter->scsi_host, 0, + port->rport->scsi_target_id, + unit->scsi_lun); zfcp_unit_put(unit); break; case ZFCP_ERP_ACTION_REOPEN_PORT_FORCED: case ZFCP_ERP_ACTION_REOPEN_PORT: + if ((result == ZFCP_ERP_SUCCEEDED) + && !atomic_test_mask(ZFCP_STATUS_PORT_NO_WWPN, + &port->status) + && !port->rport) { + struct fc_rport_identifiers ids; + ids.node_name = port->wwnn; + ids.port_name = port->wwpn; + ids.port_id = port->d_id; + ids.roles = FC_RPORT_ROLE_FCP_TARGET; + port->rport = + fc_remote_port_add(adapter->scsi_host, 0, &ids); + if (!port->rport) + ZFCP_LOG_NORMAL("failed registration of rport" + "(adapter %s, wwpn=0x%016Lx)\n", + zfcp_get_busid_by_port(port), + port->wwpn); + } zfcp_port_put(port); break; case ZFCP_ERP_ACTION_REOPEN_ADAPTER: diff --git a/drivers/s390/scsi/zfcp_ext.h b/drivers/s390/scsi/zfcp_ext.h index 42df7e57eea..cd98a2de9f8 100644 --- a/drivers/s390/scsi/zfcp_ext.h +++ b/drivers/s390/scsi/zfcp_ext.h @@ -143,6 +143,8 @@ extern int zfcp_scsi_command_async(struct zfcp_adapter *,struct zfcp_unit *, struct scsi_cmnd *, struct timer_list *); extern int zfcp_scsi_command_sync(struct zfcp_unit *, struct scsi_cmnd *, struct timer_list *); +extern void zfcp_set_fc_host_attrs(struct zfcp_adapter *); +extern void zfcp_set_fc_rport_attrs(struct zfcp_port *); extern struct scsi_transport_template *zfcp_transport_template; extern struct fc_function_template zfcp_transport_functions; diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c index 0d9f20edc49..c007b6424e7 100644 --- a/drivers/s390/scsi/zfcp_fsf.c +++ b/drivers/s390/scsi/zfcp_fsf.c @@ -2062,6 +2062,7 @@ zfcp_fsf_exchange_config_evaluate(struct zfcp_fsf_req *fsf_req, int xchg_ok) zfcp_erp_adapter_shutdown(adapter, 0); return -EIO; } + zfcp_set_fc_host_attrs(adapter); return 0; } diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c index b61d309352c..31a76065cf2 100644 --- a/drivers/s390/scsi/zfcp_scsi.c +++ b/drivers/s390/scsi/zfcp_scsi.c @@ -389,7 +389,7 @@ zfcp_unit_lookup(struct zfcp_adapter *adapter, int channel, scsi_id_t id, struct zfcp_unit *unit, *retval = NULL; list_for_each_entry(port, &adapter->port_list_head, list) { - if (id != port->scsi_id) + if (!port->rport || (id != port->rport->scsi_target_id)) continue; list_for_each_entry(unit, &port->unit_list_head, list) { if (lun == unit->scsi_lun) { @@ -408,7 +408,7 @@ zfcp_port_lookup(struct zfcp_adapter *adapter, int channel, scsi_id_t id) struct zfcp_port *port; list_for_each_entry(port, &adapter->port_list_head, list) { - if (id == port->scsi_id) + if (port->rport && (id == port->rport->scsi_target_id)) return port; } return (struct zfcp_port *) NULL; @@ -634,7 +634,6 @@ zfcp_scsi_eh_device_reset_handler(struct scsi_cmnd *scpnt) { int retval; struct zfcp_unit *unit = (struct zfcp_unit *) scpnt->device->hostdata; - struct Scsi_Host *scsi_host = scpnt->device->host; if (!unit) { ZFCP_LOG_NORMAL("bug: Tried reset for nonexistent unit\n"); @@ -729,7 +728,6 @@ zfcp_scsi_eh_bus_reset_handler(struct scsi_cmnd *scpnt) { int retval = 0; struct zfcp_unit *unit; - struct Scsi_Host *scsi_host = scpnt->device->host; unit = (struct zfcp_unit *) scpnt->device->hostdata; ZFCP_LOG_NORMAL("bus reset because of problems with " @@ -753,7 +751,6 @@ zfcp_scsi_eh_host_reset_handler(struct scsi_cmnd *scpnt) { int retval = 0; struct zfcp_unit *unit; - struct Scsi_Host *scsi_host = scpnt->device->host; unit = (struct zfcp_unit *) scpnt->device->hostdata; ZFCP_LOG_NORMAL("host reset because of problems with " @@ -833,6 +830,7 @@ zfcp_adapter_scsi_unregister(struct zfcp_adapter *adapter) shost = adapter->scsi_host; if (!shost) return; + fc_remove_host(shost); scsi_remove_host(shost); scsi_host_put(shost); adapter->scsi_host = NULL; @@ -906,6 +904,18 @@ zfcp_get_node_name(struct scsi_target *starget) read_unlock_irqrestore(&zfcp_data.config_lock, flags); } +void +zfcp_set_fc_host_attrs(struct zfcp_adapter *adapter) +{ + struct Scsi_Host *shost = adapter->scsi_host; + + fc_host_node_name(shost) = adapter->wwnn; + fc_host_port_name(shost) = adapter->wwpn; + strncpy(fc_host_serial_number(shost), adapter->serial_number, + min(FC_SERIAL_NUMBER_SIZE, 32)); + fc_host_supported_classes(shost) = FC_COS_CLASS2 | FC_COS_CLASS3; +} + struct fc_function_template zfcp_transport_functions = { .get_starget_port_id = zfcp_get_port_id, .get_starget_port_name = zfcp_get_port_name, @@ -913,6 +923,11 @@ struct fc_function_template zfcp_transport_functions = { .show_starget_port_id = 1, .show_starget_port_name = 1, .show_starget_node_name = 1, + .show_rport_supported_classes = 1, + .show_host_node_name = 1, + .show_host_port_name = 1, + .show_host_supported_classes = 1, + .show_host_serial_number = 1, }; /** diff --git a/drivers/s390/scsi/zfcp_sysfs_port.c b/drivers/s390/scsi/zfcp_sysfs_port.c index 7a84c7d474d..c55e82d91de 100644 --- a/drivers/s390/scsi/zfcp_sysfs_port.c +++ b/drivers/s390/scsi/zfcp_sysfs_port.c @@ -67,7 +67,6 @@ static DEVICE_ATTR(_name, S_IRUGO, zfcp_sysfs_port_##_name##_show, NULL); ZFCP_DEFINE_PORT_ATTR(status, "0x%08x\n", atomic_read(&port->status)); ZFCP_DEFINE_PORT_ATTR(wwnn, "0x%016llx\n", port->wwnn); ZFCP_DEFINE_PORT_ATTR(d_id, "0x%06x\n", port->d_id); -ZFCP_DEFINE_PORT_ATTR(scsi_id, "0x%x\n", port->scsi_id); ZFCP_DEFINE_PORT_ATTR(in_recovery, "%d\n", atomic_test_mask (ZFCP_STATUS_COMMON_ERP_INUSE, &port->status)); ZFCP_DEFINE_PORT_ATTR(access_denied, "%d\n", atomic_test_mask @@ -263,7 +262,6 @@ static struct attribute_group zfcp_port_common_attr_group = { static struct attribute *zfcp_port_no_ns_attrs[] = { &dev_attr_unit_add.attr, &dev_attr_unit_remove.attr, - &dev_attr_scsi_id.attr, NULL }; diff --git a/drivers/sbus/char/bbc_envctrl.c b/drivers/sbus/char/bbc_envctrl.c index b8a2c7353b0..d44205d52bf 100644 --- a/drivers/sbus/char/bbc_envctrl.c +++ b/drivers/sbus/char/bbc_envctrl.c @@ -7,6 +7,7 @@ #define __KERNEL_SYSCALLS__ #include <linux/kernel.h> +#include <linux/kthread.h> #include <linux/sched.h> #include <linux/slab.h> #include <linux/delay.h> @@ -459,10 +460,6 @@ static struct task_struct *kenvctrld_task; static int kenvctrld(void *__unused) { - daemonize("kenvctrld"); - allow_signal(SIGKILL); - kenvctrld_task = current; - printk(KERN_INFO "bbc_envctrl: kenvctrld starting...\n"); last_warning_jiffies = jiffies - WARN_INTERVAL; for (;;) { @@ -470,7 +467,7 @@ static int kenvctrld(void *__unused) struct bbc_fan_control *fp; msleep_interruptible(POLL_INTERVAL); - if (signal_pending(current)) + if (kthread_should_stop()) break; for (tp = all_bbc_temps; tp; tp = tp->next) { @@ -577,7 +574,6 @@ int bbc_envctrl_init(void) int temp_index = 0; int fan_index = 0; int devidx = 0; - int err = 0; while ((echild = bbc_i2c_getdev(devidx++)) != NULL) { if (!strcmp(echild->prom_name, "temperature")) @@ -585,9 +581,13 @@ int bbc_envctrl_init(void) if (!strcmp(echild->prom_name, "fan-control")) attach_one_fan(echild, fan_index++); } - if (temp_index != 0 && fan_index != 0) - err = kernel_thread(kenvctrld, NULL, CLONE_FS | CLONE_FILES); - return err; + if (temp_index != 0 && fan_index != 0) { + kenvctrld_task = kthread_run(kenvctrld, NULL, "kenvctrld"); + if (IS_ERR(kenvctrld_task)) + return PTR_ERR(kenvctrld_task); + } + + return 0; } static void destroy_one_temp(struct bbc_cpu_temperature *tp) @@ -607,26 +607,7 @@ void bbc_envctrl_cleanup(void) struct bbc_cpu_temperature *tp; struct bbc_fan_control *fp; - if (kenvctrld_task != NULL) { - force_sig(SIGKILL, kenvctrld_task); - for (;;) { - struct task_struct *p; - int found = 0; - - read_lock(&tasklist_lock); - for_each_process(p) { - if (p == kenvctrld_task) { - found = 1; - break; - } - } - read_unlock(&tasklist_lock); - if (!found) - break; - msleep(1000); - } - kenvctrld_task = NULL; - } + kthread_stop(kenvctrld_task); tp = all_bbc_temps; while (tp != NULL) { diff --git a/drivers/sbus/char/envctrl.c b/drivers/sbus/char/envctrl.c index 9a8c572554f..d765cc1bf06 100644 --- a/drivers/sbus/char/envctrl.c +++ b/drivers/sbus/char/envctrl.c @@ -24,6 +24,7 @@ #include <linux/config.h> #include <linux/module.h> #include <linux/sched.h> +#include <linux/kthread.h> #include <linux/errno.h> #include <linux/delay.h> #include <linux/ioport.h> @@ -1010,16 +1011,13 @@ static int kenvctrld(void *__unused) poll_interval = 5000; /* TODO env_mon_interval */ - daemonize("kenvctrld"); - allow_signal(SIGKILL); - - kenvctrld_task = current; - printk(KERN_INFO "envctrl: %s starting...\n", current->comm); for (;;) { - if(msleep_interruptible(poll_interval)) - break; + msleep_interruptible(poll_interval); + if (kthread_should_stop()) + break; + for (whichcpu = 0; whichcpu < ENVCTRL_MAX_CPU; ++whichcpu) { if (0 < envctrl_read_cpu_info(whichcpu, cputemp, ENVCTRL_CPUTEMP_MON, @@ -1041,7 +1039,6 @@ static int kenvctrld(void *__unused) static int __init envctrl_init(void) { -#ifdef CONFIG_PCI struct linux_ebus *ebus = NULL; struct linux_ebus_device *edev = NULL; struct linux_ebus_child *edev_child = NULL; @@ -1118,9 +1115,11 @@ done: i2c_childlist[i].addr, (0 == i) ? ("\n") : (" ")); } - err = kernel_thread(kenvctrld, NULL, CLONE_FS | CLONE_FILES); - if (err < 0) + kenvctrld_task = kthread_run(kenvctrld, NULL, "kenvctrld"); + if (IS_ERR(kenvctrld_task)) { + err = PTR_ERR(kenvctrld_task); goto out_deregister; + } return 0; @@ -1133,37 +1132,13 @@ out_iounmap: kfree(i2c_childlist[i].tables); } return err; -#else - return -ENODEV; -#endif } static void __exit envctrl_cleanup(void) { int i; - if (NULL != kenvctrld_task) { - force_sig(SIGKILL, kenvctrld_task); - for (;;) { - struct task_struct *p; - int found = 0; - - read_lock(&tasklist_lock); - for_each_process(p) { - if (p == kenvctrld_task) { - found = 1; - break; - } - } - read_unlock(&tasklist_lock); - - if (!found) - break; - - msleep(1000); - } - kenvctrld_task = NULL; - } + kthread_stop(kenvctrld_task); iounmap(i2c); misc_deregister(&envctrl_dev); diff --git a/drivers/sbus/char/vfc.h b/drivers/sbus/char/vfc.h index e56a43af0f6..a7782e7da42 100644 --- a/drivers/sbus/char/vfc.h +++ b/drivers/sbus/char/vfc.h @@ -129,8 +129,6 @@ struct vfc_dev { struct vfc_regs *phys_regs; unsigned int control_reg; struct semaphore device_lock_sem; - struct timer_list poll_timer; - wait_queue_head_t poll_wait; int instance; int busy; unsigned long which_io; diff --git a/drivers/sbus/char/vfc_dev.c b/drivers/sbus/char/vfc_dev.c index 86ce5413095..7a103698fa3 100644 --- a/drivers/sbus/char/vfc_dev.c +++ b/drivers/sbus/char/vfc_dev.c @@ -137,7 +137,6 @@ int init_vfc_devstruct(struct vfc_dev *dev, int instance) dev->instance=instance; init_MUTEX(&dev->device_lock_sem); dev->control_reg=0; - init_waitqueue_head(&dev->poll_wait); dev->busy=0; return 0; } diff --git a/drivers/sbus/char/vfc_i2c.c b/drivers/sbus/char/vfc_i2c.c index 1faf1e75f71..739cad9b19a 100644 --- a/drivers/sbus/char/vfc_i2c.c +++ b/drivers/sbus/char/vfc_i2c.c @@ -79,25 +79,10 @@ int vfc_pcf8584_init(struct vfc_dev *dev) return 0; } -void vfc_i2c_delay_wakeup(struct vfc_dev *dev) -{ - /* Used to profile code and eliminate too many delays */ - VFC_I2C_DEBUG_PRINTK(("vfc%d: Delaying\n", dev->instance)); - wake_up(&dev->poll_wait); -} - void vfc_i2c_delay_no_busy(struct vfc_dev *dev, unsigned long usecs) { - DEFINE_WAIT(wait); - init_timer(&dev->poll_timer); - dev->poll_timer.expires = jiffies + usecs_to_jiffies(usecs); - dev->poll_timer.data=(unsigned long)dev; - dev->poll_timer.function=(void *)(unsigned long)vfc_i2c_delay_wakeup; - add_timer(&dev->poll_timer); - prepare_to_wait(&dev->poll_wait, &wait, TASK_UNINTERRUPTIBLE); - schedule(); - del_timer(&dev->poll_timer); - finish_wait(&dev->poll_wait, &wait); + set_current_state(TASK_UNINTERRUPTIBLE); + schedule_timeout(usecs_to_jiffies(usecs)); } void inline vfc_i2c_delay(struct vfc_dev *dev) diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig index 96df148ed96..12c208fb18c 100644 --- a/drivers/scsi/Kconfig +++ b/drivers/scsi/Kconfig @@ -424,7 +424,7 @@ config SCSI_IN2000 source "drivers/scsi/megaraid/Kconfig.megaraid" config SCSI_SATA - bool "Serial ATA (SATA) support" + tristate "Serial ATA (SATA) support" depends on SCSI help This driver family supports Serial ATA host controllers @@ -1696,7 +1696,7 @@ config TT_DMA_EMUL config MAC_SCSI bool "Macintosh NCR5380 SCSI" - depends on MAC && SCSI + depends on MAC && SCSI=y help This is the NCR 5380 SCSI controller included on most of the 68030 based Macintoshes. If you have one of these say Y and read the @@ -1717,7 +1717,7 @@ config SCSI_MAC_ESP config MVME147_SCSI bool "WD33C93 SCSI driver for MVME147" - depends on MVME147 && SCSI + depends on MVME147 && SCSI=y help Support for the on-board SCSI controller on the Motorola MVME147 single-board computer. @@ -1758,7 +1758,7 @@ config SUN3_SCSI config SUN3X_ESP bool "Sun3x ESP SCSI" - depends on SUN3X && SCSI + depends on SUN3X && SCSI=y help The ESP was an on-board SCSI controller used on Sun 3/80 machines. Say Y here to compile in support for it. diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h index 3a11a536c0d..4ab07861b45 100644 --- a/drivers/scsi/aacraid/aacraid.h +++ b/drivers/scsi/aacraid/aacraid.h @@ -15,11 +15,7 @@ #define AAC_MAX_LUN (8) #define AAC_MAX_HOSTPHYSMEMPAGES (0xfffff) -/* - * max_sectors is an unsigned short, otherwise limit is 0x100000000 / 512 - * Linux has starvation problems if we permit larger than 4MB I/O ... - */ -#define AAC_MAX_32BIT_SGBCOUNT ((unsigned short)8192) +#define AAC_MAX_32BIT_SGBCOUNT ((unsigned short)512) /* * These macros convert from physical channels to virtual channels diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c index c1a4f978fcb..562da90480a 100644 --- a/drivers/scsi/aacraid/linit.c +++ b/drivers/scsi/aacraid/linit.c @@ -374,7 +374,8 @@ static int aac_slave_configure(struct scsi_device *sdev) else scsi_adjust_queue_depth(sdev, 0, 1); - if (host->max_sectors < AAC_MAX_32BIT_SGBCOUNT) + if (!(((struct aac_dev *)host->hostdata)->adapter_info.options + & AAC_OPT_NEW_COMM)) blk_queue_max_segment_size(sdev->request_queue, 65536); return 0; diff --git a/drivers/scsi/ahci.c b/drivers/scsi/ahci.c index c5623694d10..841f4e2cfe0 100644 --- a/drivers/scsi/ahci.c +++ b/drivers/scsi/ahci.c @@ -269,6 +269,8 @@ static struct pci_device_id ahci_pci_tbl[] = { board_ahci }, /* ESB2 */ { PCI_VENDOR_ID_INTEL, 0x2683, PCI_ANY_ID, PCI_ANY_ID, 0, 0, board_ahci }, /* ESB2 */ + { PCI_VENDOR_ID_INTEL, 0x27c6, PCI_ANY_ID, PCI_ANY_ID, 0, 0, + board_ahci }, /* ICH7-M DH */ { } /* terminate list */ }; @@ -584,12 +586,16 @@ static void ahci_intr_error(struct ata_port *ap, u32 irq_stat) static void ahci_eng_timeout(struct ata_port *ap) { - void *mmio = ap->host_set->mmio_base; + struct ata_host_set *host_set = ap->host_set; + void *mmio = host_set->mmio_base; void *port_mmio = ahci_port_base(mmio, ap->port_no); struct ata_queued_cmd *qc; + unsigned long flags; DPRINTK("ENTER\n"); + spin_lock_irqsave(&host_set->lock, flags); + ahci_intr_error(ap, readl(port_mmio + PORT_IRQ_STAT)); qc = ata_qc_from_tag(ap, ap->active_tag); @@ -607,6 +613,7 @@ static void ahci_eng_timeout(struct ata_port *ap) ata_qc_complete(qc, ATA_ERR); } + spin_unlock_irqrestore(&host_set->lock, flags); } static inline int ahci_host_intr(struct ata_port *ap, struct ata_queued_cmd *qc) @@ -696,9 +703,6 @@ static int ahci_qc_issue(struct ata_queued_cmd *qc) struct ata_port *ap = qc->ap; void *port_mmio = (void *) ap->ioaddr.cmd_addr; - writel(1, port_mmio + PORT_SCR_ACT); - readl(port_mmio + PORT_SCR_ACT); /* flush */ - writel(1, port_mmio + PORT_CMD_ISSUE); readl(port_mmio + PORT_CMD_ISSUE); /* flush */ @@ -1105,6 +1109,7 @@ MODULE_AUTHOR("Jeff Garzik"); MODULE_DESCRIPTION("AHCI SATA low-level driver"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, ahci_pci_tbl); +MODULE_VERSION(DRV_VERSION); module_init(ahci_init); module_exit(ahci_exit); diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.c b/drivers/scsi/aic7xxx/aic7xxx_osm.c index 116d0f51ca2..687f19e9cf0 100644 --- a/drivers/scsi/aic7xxx/aic7xxx_osm.c +++ b/drivers/scsi/aic7xxx/aic7xxx_osm.c @@ -1264,14 +1264,12 @@ ahc_platform_set_tags(struct ahc_softc *ahc, struct ahc_devinfo *devinfo, } switch ((dev->flags & (AHC_DEV_Q_BASIC|AHC_DEV_Q_TAGGED))) { case AHC_DEV_Q_BASIC: - scsi_adjust_queue_depth(sdev, - MSG_SIMPLE_TASK, - dev->openings + dev->active); + scsi_set_tag_type(sdev, MSG_SIMPLE_TAG); + scsi_activate_tcq(sdev, dev->openings + dev->active); break; case AHC_DEV_Q_TAGGED: - scsi_adjust_queue_depth(sdev, - MSG_ORDERED_TASK, - dev->openings + dev->active); + scsi_set_tag_type(sdev, MSG_ORDERED_TAG); + scsi_activate_tcq(sdev, dev->openings + dev->active); break; default: /* @@ -1280,9 +1278,7 @@ ahc_platform_set_tags(struct ahc_softc *ahc, struct ahc_devinfo *devinfo, * serially on the controller/device. This should * remove some latency. */ - scsi_adjust_queue_depth(sdev, - /*NON-TAGGED*/0, - /*queue depth*/2); + scsi_deactivate_tcq(sdev, 2); break; } } @@ -1635,9 +1631,9 @@ ahc_send_async(struct ahc_softc *ahc, char channel, spi_period(starget) = tinfo->curr.period; spi_width(starget) = tinfo->curr.width; spi_offset(starget) = tinfo->curr.offset; - spi_dt(starget) = tinfo->curr.ppr_options & MSG_EXT_PPR_DT_REQ; - spi_qas(starget) = tinfo->curr.ppr_options & MSG_EXT_PPR_QAS_REQ; - spi_iu(starget) = tinfo->curr.ppr_options & MSG_EXT_PPR_IU_REQ; + spi_dt(starget) = tinfo->curr.ppr_options & MSG_EXT_PPR_DT_REQ ? 1 : 0; + spi_qas(starget) = tinfo->curr.ppr_options & MSG_EXT_PPR_QAS_REQ ? 1 : 0; + spi_iu(starget) = tinfo->curr.ppr_options & MSG_EXT_PPR_IU_REQ ? 1 : 0; spi_display_xfer_agreement(starget); break; } @@ -2429,12 +2425,14 @@ static void ahc_linux_set_dt(struct scsi_target *starget, int dt) unsigned int ppr_options = tinfo->goal.ppr_options & ~MSG_EXT_PPR_DT_REQ; unsigned int period = tinfo->goal.period; + unsigned int width = tinfo->goal.width; unsigned long flags; struct ahc_syncrate *syncrate; if (dt) { - period = 9; /* 12.5ns is the only period valid for DT */ ppr_options |= MSG_EXT_PPR_DT_REQ; + if (!width) + ahc_linux_set_width(starget, 1); } else if (period == 9) period = 10; /* if resetting DT, period must be >= 25ns */ diff --git a/drivers/scsi/aic7xxx/aicasm/aicasm.c b/drivers/scsi/aic7xxx/aicasm/aicasm.c index c3463948190..f936b691232 100644 --- a/drivers/scsi/aic7xxx/aicasm/aicasm.c +++ b/drivers/scsi/aic7xxx/aicasm/aicasm.c @@ -369,7 +369,7 @@ output_code() fprintf(ofile, "%s\t0x%02x, 0x%02x, 0x%02x, 0x%02x", cur_instr == STAILQ_FIRST(&seq_program) ? "" : ",\n", -#if BYTE_ORDER == LITTLE_ENDIAN +#ifdef __LITTLE_ENDIAN cur_instr->format.bytes[0], cur_instr->format.bytes[1], cur_instr->format.bytes[2], @@ -613,7 +613,7 @@ output_listing(char *ifilename) line++; } fprintf(listfile, "%03x %02x%02x%02x%02x", instrptr, -#if BYTE_ORDER == LITTLE_ENDIAN +#ifdef __LITTLE_ENDIAN cur_instr->format.bytes[0], cur_instr->format.bytes[1], cur_instr->format.bytes[2], diff --git a/drivers/scsi/aic7xxx/aicasm/aicasm_insformat.h b/drivers/scsi/aic7xxx/aicasm/aicasm_insformat.h index 3e80f07df49..e64f802bbaa 100644 --- a/drivers/scsi/aic7xxx/aicasm/aicasm_insformat.h +++ b/drivers/scsi/aic7xxx/aicasm/aicasm_insformat.h @@ -42,8 +42,10 @@ * $FreeBSD$ */ +#include <asm/byteorder.h> + struct ins_format1 { -#if BYTE_ORDER == LITTLE_ENDIAN +#ifdef __LITTLE_ENDIAN uint32_t immediate : 8, source : 9, destination : 9, @@ -61,7 +63,7 @@ struct ins_format1 { }; struct ins_format2 { -#if BYTE_ORDER == LITTLE_ENDIAN +#ifdef __LITTLE_ENDIAN uint32_t shift_control : 8, source : 9, destination : 9, @@ -79,7 +81,7 @@ struct ins_format2 { }; struct ins_format3 { -#if BYTE_ORDER == LITTLE_ENDIAN +#ifdef __LITTLE_ENDIAN uint32_t immediate : 8, source : 9, address : 10, diff --git a/drivers/scsi/arm/Kconfig b/drivers/scsi/arm/Kconfig index 54b32868aaf..13f23043c8a 100644 --- a/drivers/scsi/arm/Kconfig +++ b/drivers/scsi/arm/Kconfig @@ -3,7 +3,7 @@ # config SCSI_ACORNSCSI_3 tristate "Acorn SCSI card (aka30) support" - depends on ARCH_ACORN && SCSI + depends on ARCH_ACORN && SCSI && BROKEN help This enables support for the Acorn SCSI card (aka30). If you have an Acorn system with one of these, say Y. If unsure, say N. diff --git a/drivers/scsi/ata_piix.c b/drivers/scsi/ata_piix.c index a2cfade2c1c..03695616e59 100644 --- a/drivers/scsi/ata_piix.c +++ b/drivers/scsi/ata_piix.c @@ -32,7 +32,7 @@ #include <linux/libata.h> #define DRV_NAME "ata_piix" -#define DRV_VERSION "1.03" +#define DRV_VERSION "1.04" enum { PIIX_IOCFG = 0x54, /* IDE I/O configuration register */ @@ -629,13 +629,13 @@ static int piix_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) port_info[1] = NULL; if (port_info[0]->host_flags & PIIX_FLAG_AHCI) { - u8 tmp; - pci_read_config_byte(pdev, PIIX_SCC, &tmp); - if (tmp == PIIX_AHCI_DEVICE) { - int rc = piix_disable_ahci(pdev); - if (rc) - return rc; - } + u8 tmp; + pci_read_config_byte(pdev, PIIX_SCC, &tmp); + if (tmp == PIIX_AHCI_DEVICE) { + int rc = piix_disable_ahci(pdev); + if (rc) + return rc; + } } if (port_info[0]->host_flags & PIIX_FLAG_COMBINED) { diff --git a/drivers/scsi/dc395x.c b/drivers/scsi/dc395x.c index 929170dcd3c..600ba120286 100644 --- a/drivers/scsi/dc395x.c +++ b/drivers/scsi/dc395x.c @@ -183,7 +183,7 @@ * cross a page boundy. */ #define SEGMENTX_LEN (sizeof(struct SGentry)*DC395x_MAX_SG_LISTENTRY) -#define VIRTX_LEN (sizeof(void *) * DC395x_MAX_SG_LISTENTRY) + struct SGentry { u32 address; /* bus! address */ @@ -235,7 +235,6 @@ struct ScsiReqBlk { u8 sg_count; /* No of HW sg entries for this request */ u8 sg_index; /* Index of HW sg entry for this request */ u32 total_xfer_length; /* Total number of bytes remaining to be transfered */ - void **virt_map; unsigned char *virt_addr; /* Virtual address of current transfer position */ /* @@ -1022,14 +1021,14 @@ static void build_srb(struct scsi_cmnd *cmd, struct DeviceCtlBlk *dcb, reqlen, cmd->request_buffer, cmd->use_sg, srb->sg_count); + srb->virt_addr = page_address(sl->page); for (i = 0; i < srb->sg_count; i++) { - u32 seglen = (u32)sg_dma_len(sl + i); - sgp[i].address = (u32)sg_dma_address(sl + i); + u32 busaddr = (u32)sg_dma_address(&sl[i]); + u32 seglen = (u32)sl[i].length; + sgp[i].address = busaddr; sgp[i].length = seglen; srb->total_xfer_length += seglen; - srb->virt_map[i] = kmap(sl[i].page); } - srb->virt_addr = srb->virt_map[0]; sgp += srb->sg_count - 1; /* @@ -1976,7 +1975,6 @@ static void sg_update_list(struct ScsiReqBlk *srb, u32 left) int segment = cmd->use_sg; u32 xferred = srb->total_xfer_length - left; /* bytes transfered */ struct SGentry *psge = srb->segment_x + srb->sg_index; - void **virt = srb->virt_map; dprintkdbg(DBG_0, "sg_update_list: Transfered %i of %i bytes, %i remain\n", @@ -2016,16 +2014,16 @@ static void sg_update_list(struct ScsiReqBlk *srb, u32 left) /* We have to walk the scatterlist to find it */ sg = (struct scatterlist *)cmd->request_buffer; - idx = 0; while (segment--) { unsigned long mask = ~((unsigned long)sg->length - 1) & PAGE_MASK; if ((sg_dma_address(sg) & mask) == (psge->address & mask)) { - srb->virt_addr = virt[idx] + (psge->address & ~PAGE_MASK); + srb->virt_addr = (page_address(sg->page) + + psge->address - + (psge->address & PAGE_MASK)); return; } ++sg; - ++idx; } dprintkl(KERN_ERR, "sg_update_list: sg_to_virt failed\n"); @@ -2151,7 +2149,7 @@ static void data_out_phase0(struct AdapterCtlBlk *acb, struct ScsiReqBlk *srb, DC395x_read32(acb, TRM_S1040_DMA_CXCNT)); } /* - * calculate all the residue data that not yet transfered + * calculate all the residue data that not yet tranfered * SCSI transfer counter + left in SCSI FIFO data * * .....TRM_S1040_SCSI_COUNTER (24bits) @@ -3269,7 +3267,6 @@ static void pci_unmap_srb(struct AdapterCtlBlk *acb, struct ScsiReqBlk *srb) struct scsi_cmnd *cmd = srb->cmd; enum dma_data_direction dir = cmd->sc_data_direction; if (cmd->use_sg && dir != PCI_DMA_NONE) { - int i; /* unmap DC395x SG list */ dprintkdbg(DBG_SG, "pci_unmap_srb: list=%08x(%05x)\n", srb->sg_bus_addr, SEGMENTX_LEN); @@ -3279,8 +3276,6 @@ static void pci_unmap_srb(struct AdapterCtlBlk *acb, struct ScsiReqBlk *srb) dprintkdbg(DBG_SG, "pci_unmap_srb: segs=%i buffer=%p\n", cmd->use_sg, cmd->request_buffer); /* unmap the sg segments */ - for (i = 0; i < srb->sg_count; i++) - kunmap(virt_to_page(srb->virt_map[i])); pci_unmap_sg(acb->dev, (struct scatterlist *)cmd->request_buffer, cmd->use_sg, dir); @@ -3327,7 +3322,7 @@ static void srb_done(struct AdapterCtlBlk *acb, struct DeviceCtlBlk *dcb, if (cmd->use_sg) { struct scatterlist* sg = (struct scatterlist *)cmd->request_buffer; - ptr = (struct ScsiInqData *)(srb->virt_map[0] + sg->offset); + ptr = (struct ScsiInqData *)(page_address(sg->page) + sg->offset); } else { ptr = (struct ScsiInqData *)(cmd->request_buffer); } @@ -4262,9 +4257,8 @@ static void adapter_sg_tables_free(struct AdapterCtlBlk *acb) const unsigned srbs_per_page = PAGE_SIZE/SEGMENTX_LEN; for (i = 0; i < DC395x_MAX_SRB_CNT; i += srbs_per_page) - kfree(acb->srb_array[i].segment_x); - - vfree(acb->srb_array[0].virt_map); + if (acb->srb_array[i].segment_x) + kfree(acb->srb_array[i].segment_x); } @@ -4280,12 +4274,9 @@ static int __devinit adapter_sg_tables_alloc(struct AdapterCtlBlk *acb) int srb_idx = 0; unsigned i = 0; struct SGentry *ptr; - void **virt_array; - for (i = 0; i < DC395x_MAX_SRB_CNT; i++) { + for (i = 0; i < DC395x_MAX_SRB_CNT; i++) acb->srb_array[i].segment_x = NULL; - acb->srb_array[i].virt_map = NULL; - } dprintkdbg(DBG_1, "Allocate %i pages for SG tables\n", pages); while (pages--) { @@ -4306,19 +4297,6 @@ static int __devinit adapter_sg_tables_alloc(struct AdapterCtlBlk *acb) ptr + (i * DC395x_MAX_SG_LISTENTRY); else dprintkl(KERN_DEBUG, "No space for tmsrb SG table reserved?!\n"); - - virt_array = vmalloc((DC395x_MAX_SRB_CNT + 1) * DC395x_MAX_SG_LISTENTRY * sizeof(void*)); - - if (!virt_array) { - adapter_sg_tables_free(acb); - return 1; - } - - for (i = 0; i < DC395x_MAX_SRB_CNT + 1; i++) { - acb->srb_array[i].virt_map = virt_array; - virt_array += DC395x_MAX_SG_LISTENTRY; - } - return 0; } diff --git a/drivers/scsi/dpt_i2o.c b/drivers/scsi/dpt_i2o.c index e2370529c63..7235f94f119 100644 --- a/drivers/scsi/dpt_i2o.c +++ b/drivers/scsi/dpt_i2o.c @@ -907,9 +907,13 @@ static int adpt_install_hba(struct scsi_host_template* sht, struct pci_dev* pDev raptorFlag = TRUE; } - + if (pci_request_regions(pDev, "dpt_i2o")) { + PERROR("dpti: adpt_config_hba: pci request region failed\n"); + return -EINVAL; + } base_addr_virt = ioremap(base_addr0_phys,hba_map0_area_size); if (!base_addr_virt) { + pci_release_regions(pDev); PERROR("dpti: adpt_config_hba: io remap failed\n"); return -EINVAL; } @@ -919,6 +923,7 @@ static int adpt_install_hba(struct scsi_host_template* sht, struct pci_dev* pDev if (!msg_addr_virt) { PERROR("dpti: adpt_config_hba: io remap failed on BAR1\n"); iounmap(base_addr_virt); + pci_release_regions(pDev); return -EINVAL; } } else { @@ -932,6 +937,7 @@ static int adpt_install_hba(struct scsi_host_template* sht, struct pci_dev* pDev iounmap(msg_addr_virt); } iounmap(base_addr_virt); + pci_release_regions(pDev); return -ENOMEM; } memset(pHba, 0, sizeof(adpt_hba)); @@ -1027,6 +1033,7 @@ static void adpt_i2o_delete_hba(adpt_hba* pHba) up(&adpt_configuration_lock); iounmap(pHba->base_addr_virt); + pci_release_regions(pHba->pDev); if(pHba->msg_addr_virt != pHba->base_addr_virt){ iounmap(pHba->msg_addr_virt); } diff --git a/drivers/scsi/ibmvscsi/srp.h b/drivers/scsi/ibmvscsi/srp.h index 2ae5154fd89..7d8e4c4accb 100644 --- a/drivers/scsi/ibmvscsi/srp.h +++ b/drivers/scsi/ibmvscsi/srp.h @@ -35,7 +35,7 @@ enum srp_types { SRP_LOGIN_REQ_TYPE = 0x00, SRP_LOGIN_RSP_TYPE = 0xC0, - SRP_LOGIN_REJ_TYPE = 0x80, + SRP_LOGIN_REJ_TYPE = 0xC2, SRP_I_LOGOUT_TYPE = 0x03, SRP_T_LOGOUT_TYPE = 0x80, SRP_TSK_MGMT_TYPE = 0x01, diff --git a/drivers/scsi/ips.c b/drivers/scsi/ips.c index 6dfcb4fbccd..4cdd891781b 100644 --- a/drivers/scsi/ips.c +++ b/drivers/scsi/ips.c @@ -133,10 +133,12 @@ /* 6.10.00 - Remove 1G Addressing Limitations */ /* 6.11.xx - Get VersionInfo buffer off the stack ! DDTS 60401 */ /* 6.11.xx - Make Logical Drive Info structure safe for DMA DDTS 60639 */ -/* 7.10.xx - Add highmem_io flag in SCSI Templete for 2.4 kernels */ +/* 7.10.18 - Add highmem_io flag in SCSI Templete for 2.4 kernels */ /* - Fix path/name for scsi_hosts.h include for 2.6 kernels */ /* - Fix sort order of 7k */ /* - Remove 3 unused "inline" functions */ +/* 7.12.xx - Use STATIC functions whereever possible */ +/* - Clean up deprecated MODULE_PARM calls */ /*****************************************************************************/ /* @@ -207,8 +209,8 @@ module_param(ips, charp, 0); /* * DRIVER_VER */ -#define IPS_VERSION_HIGH "7.10" -#define IPS_VERSION_LOW ".18 " +#define IPS_VERSION_HIGH "7.12" +#define IPS_VERSION_LOW ".02 " #if !defined(__i386__) && !defined(__ia64__) && !defined(__x86_64__) #warning "This driver has only been tested on the x86/ia64/x86_64 platforms" diff --git a/drivers/scsi/ips.h b/drivers/scsi/ips.h index 480e06f4d6a..505e967013d 100644 --- a/drivers/scsi/ips.h +++ b/drivers/scsi/ips.h @@ -87,15 +87,14 @@ #define scsi_set_pci_device(sh,dev) (0) #endif - #if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) - - #ifndef irqreturn_t - typedef void irqreturn_t; - #endif - + #ifndef IRQ_NONE + typedef void irqreturn_t; #define IRQ_NONE #define IRQ_HANDLED #define IRQ_RETVAL(x) + #endif + + #if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) #define IPS_REGISTER_HOSTS(SHT) scsi_register_module(MODULE_SCSI_HA,SHT) #define IPS_UNREGISTER_HOSTS(SHT) scsi_unregister_module(MODULE_SCSI_HA,SHT) #define IPS_ADD_HOST(shost,device) @@ -123,6 +122,10 @@ #ifndef min #define min(x,y) ((x) < (y) ? x : y) #endif + + #ifndef __iomem /* For clean compiles in earlier kernels without __iomem annotations */ + #define __iomem + #endif #define pci_dma_hi32(a) ((a >> 16) >> 16) #define pci_dma_lo32(a) (a & 0xffffffff) @@ -1206,13 +1209,13 @@ typedef struct { #define IPS_VER_MAJOR 7 #define IPS_VER_MAJOR_STRING "7" -#define IPS_VER_MINOR 10 -#define IPS_VER_MINOR_STRING "10" -#define IPS_VER_BUILD 18 -#define IPS_VER_BUILD_STRING "18" -#define IPS_VER_STRING "7.10.18" +#define IPS_VER_MINOR 12 +#define IPS_VER_MINOR_STRING "12" +#define IPS_VER_BUILD 02 +#define IPS_VER_BUILD_STRING "02" +#define IPS_VER_STRING "7.12.02" #define IPS_RELEASE_ID 0x00020000 -#define IPS_BUILD_IDENT 731 +#define IPS_BUILD_IDENT 761 #define IPS_LEGALCOPYRIGHT_STRING "(C) Copyright IBM Corp. 1994, 2002. All Rights Reserved." #define IPS_ADAPTECCOPYRIGHT_STRING "(c) Copyright Adaptec, Inc. 2002 to 2004. All Rights Reserved." #define IPS_DELLCOPYRIGHT_STRING "(c) Copyright Dell 2004. All Rights Reserved." @@ -1223,12 +1226,12 @@ typedef struct { #define IPS_VER_SERVERAID2 "2.88.13" #define IPS_VER_NAVAJO "2.88.13" #define IPS_VER_SERVERAID3 "6.10.24" -#define IPS_VER_SERVERAID4H "7.10.11" -#define IPS_VER_SERVERAID4MLx "7.10.18" -#define IPS_VER_SARASOTA "7.10.18" -#define IPS_VER_MARCO "7.10.18" -#define IPS_VER_SEBRING "7.10.18" -#define IPS_VER_KEYWEST "7.10.18" +#define IPS_VER_SERVERAID4H "7.12.02" +#define IPS_VER_SERVERAID4MLx "7.12.02" +#define IPS_VER_SARASOTA "7.12.02" +#define IPS_VER_MARCO "7.12.02" +#define IPS_VER_SEBRING "7.12.02" +#define IPS_VER_KEYWEST "7.12.02" /* Compatability IDs for various adapters */ #define IPS_COMPAT_UNKNOWN "" diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c index 73b1f72b7e4..f15a07f9f47 100644 --- a/drivers/scsi/libata-core.c +++ b/drivers/scsi/libata-core.c @@ -1304,12 +1304,12 @@ static inline u8 ata_dev_knobble(struct ata_port *ap) /** * ata_dev_config - Run device specific handlers and check for * SATA->PATA bridges - * @ap: Bus + * @ap: Bus * @i: Device * * LOCKING: */ - + void ata_dev_config(struct ata_port *ap, unsigned int i) { /* limit bridge transfers to udma5, 200 sectors */ @@ -2268,19 +2268,6 @@ void ata_qc_prep(struct ata_queued_cmd *qc) * spin_lock_irqsave(host_set lock) */ - - -/** - * ata_sg_init_one - Prepare a one-entry scatter-gather list. - * @qc: Queued command - * @buf: transfer buffer - * @buflen: length of buf - * - * Builds a single-entry scatter-gather list to initiate a - * transfer utilizing the specified buffer. - * - * LOCKING: - */ void ata_sg_init_one(struct ata_queued_cmd *qc, void *buf, unsigned int buflen) { struct scatterlist *sg; @@ -2312,18 +2299,6 @@ void ata_sg_init_one(struct ata_queued_cmd *qc, void *buf, unsigned int buflen) * spin_lock_irqsave(host_set lock) */ - -/** - * ata_sg_init - Assign a scatter gather list to a queued command - * @qc: Queued command - * @sg: Scatter-gather list - * @n_elem: length of sg list - * - * Attaches a scatter-gather list to a queued command. - * - * LOCKING: - */ - void ata_sg_init(struct ata_queued_cmd *qc, struct scatterlist *sg, unsigned int n_elem) { @@ -2402,6 +2377,27 @@ static int ata_sg_setup(struct ata_queued_cmd *qc) } /** + * ata_poll_qc_complete - turn irq back on and finish qc + * @qc: Command to complete + * @drv_stat: ATA status register content + * + * LOCKING: + * None. (grabs host lock) + */ + +void ata_poll_qc_complete(struct ata_queued_cmd *qc, u8 drv_stat) +{ + struct ata_port *ap = qc->ap; + unsigned long flags; + + spin_lock_irqsave(&ap->host_set->lock, flags); + ap->flags &= ~ATA_FLAG_NOINTR; + ata_irq_on(ap); + ata_qc_complete(qc, drv_stat); + spin_unlock_irqrestore(&ap->host_set->lock, flags); +} + +/** * ata_pio_poll - * @ap: * @@ -2463,11 +2459,10 @@ static void ata_pio_complete (struct ata_port *ap) u8 drv_stat; /* - * This is purely hueristic. This is a fast path. - * Sometimes when we enter, BSY will be cleared in - * a chk-status or two. If not, the drive is probably seeking - * or something. Snooze for a couple msecs, then - * chk-status again. If still busy, fall back to + * This is purely heuristic. This is a fast path. Sometimes when + * we enter, BSY will be cleared in a chk-status or two. If not, + * the drive is probably seeking or something. Snooze for a couple + * msecs, then chk-status again. If still busy, fall back to * PIO_ST_POLL state. */ drv_stat = ata_busy_wait(ap, ATA_BUSY | ATA_DRQ, 10); @@ -2492,9 +2487,7 @@ static void ata_pio_complete (struct ata_port *ap) ap->pio_task_state = PIO_ST_IDLE; - ata_irq_on(ap); - - ata_qc_complete(qc, drv_stat); + ata_poll_qc_complete(qc, drv_stat); } @@ -2519,6 +2512,20 @@ void swap_buf_le16(u16 *buf, unsigned int buf_words) #endif /* __BIG_ENDIAN */ } +/** + * ata_mmio_data_xfer - Transfer data by MMIO + * @ap: port to read/write + * @buf: data buffer + * @buflen: buffer length + * @do_write: read/write + * + * Transfer data from/to the device data register by MMIO. + * + * LOCKING: + * Inherited from caller. + * + */ + static void ata_mmio_data_xfer(struct ata_port *ap, unsigned char *buf, unsigned int buflen, int write_data) { @@ -2527,6 +2534,7 @@ static void ata_mmio_data_xfer(struct ata_port *ap, unsigned char *buf, u16 *buf16 = (u16 *) buf; void __iomem *mmio = (void __iomem *)ap->ioaddr.data_addr; + /* Transfer multiple of 2 bytes */ if (write_data) { for (i = 0; i < words; i++) writew(le16_to_cpu(buf16[i]), mmio); @@ -2534,19 +2542,76 @@ static void ata_mmio_data_xfer(struct ata_port *ap, unsigned char *buf, for (i = 0; i < words; i++) buf16[i] = cpu_to_le16(readw(mmio)); } + + /* Transfer trailing 1 byte, if any. */ + if (unlikely(buflen & 0x01)) { + u16 align_buf[1] = { 0 }; + unsigned char *trailing_buf = buf + buflen - 1; + + if (write_data) { + memcpy(align_buf, trailing_buf, 1); + writew(le16_to_cpu(align_buf[0]), mmio); + } else { + align_buf[0] = cpu_to_le16(readw(mmio)); + memcpy(trailing_buf, align_buf, 1); + } + } } +/** + * ata_pio_data_xfer - Transfer data by PIO + * @ap: port to read/write + * @buf: data buffer + * @buflen: buffer length + * @do_write: read/write + * + * Transfer data from/to the device data register by PIO. + * + * LOCKING: + * Inherited from caller. + * + */ + static void ata_pio_data_xfer(struct ata_port *ap, unsigned char *buf, unsigned int buflen, int write_data) { - unsigned int dwords = buflen >> 1; + unsigned int words = buflen >> 1; + /* Transfer multiple of 2 bytes */ if (write_data) - outsw(ap->ioaddr.data_addr, buf, dwords); + outsw(ap->ioaddr.data_addr, buf, words); else - insw(ap->ioaddr.data_addr, buf, dwords); + insw(ap->ioaddr.data_addr, buf, words); + + /* Transfer trailing 1 byte, if any. */ + if (unlikely(buflen & 0x01)) { + u16 align_buf[1] = { 0 }; + unsigned char *trailing_buf = buf + buflen - 1; + + if (write_data) { + memcpy(align_buf, trailing_buf, 1); + outw(le16_to_cpu(align_buf[0]), ap->ioaddr.data_addr); + } else { + align_buf[0] = cpu_to_le16(inw(ap->ioaddr.data_addr)); + memcpy(trailing_buf, align_buf, 1); + } + } } +/** + * ata_data_xfer - Transfer data from/to the data register. + * @ap: port to read/write + * @buf: data buffer + * @buflen: buffer length + * @do_write: read/write + * + * Transfer data from/to the device data register. + * + * LOCKING: + * Inherited from caller. + * + */ + static void ata_data_xfer(struct ata_port *ap, unsigned char *buf, unsigned int buflen, int do_write) { @@ -2556,6 +2621,16 @@ static void ata_data_xfer(struct ata_port *ap, unsigned char *buf, ata_pio_data_xfer(ap, buf, buflen, do_write); } +/** + * ata_pio_sector - Transfer ATA_SECT_SIZE (512 bytes) of data. + * @qc: Command on going + * + * Transfer ATA_SECT_SIZE of data from/to the ATA device. + * + * LOCKING: + * Inherited from caller. + */ + static void ata_pio_sector(struct ata_queued_cmd *qc) { int do_write = (qc->tf.flags & ATA_TFLAG_WRITE); @@ -2594,6 +2669,18 @@ static void ata_pio_sector(struct ata_queued_cmd *qc) kunmap(page); } +/** + * __atapi_pio_bytes - Transfer data from/to the ATAPI device. + * @qc: Command on going + * @bytes: number of bytes + * + * Transfer Transfer data from/to the ATAPI device. + * + * LOCKING: + * Inherited from caller. + * + */ + static void __atapi_pio_bytes(struct ata_queued_cmd *qc, unsigned int bytes) { int do_write = (qc->tf.flags & ATA_TFLAG_WRITE); @@ -2603,10 +2690,33 @@ static void __atapi_pio_bytes(struct ata_queued_cmd *qc, unsigned int bytes) unsigned char *buf; unsigned int offset, count; - if (qc->curbytes == qc->nbytes - bytes) + if (qc->curbytes + bytes >= qc->nbytes) ap->pio_task_state = PIO_ST_LAST; next_sg: + if (unlikely(qc->cursg >= qc->n_elem)) { + /* + * The end of qc->sg is reached and the device expects + * more data to transfer. In order not to overrun qc->sg + * and fulfill length specified in the byte count register, + * - for read case, discard trailing data from the device + * - for write case, padding zero data to the device + */ + u16 pad_buf[1] = { 0 }; + unsigned int words = bytes >> 1; + unsigned int i; + + if (words) /* warning if bytes > 1 */ + printk(KERN_WARNING "ata%u: %u bytes trailing data\n", + ap->id, bytes); + + for (i = 0; i < words; i++) + ata_data_xfer(ap, (unsigned char*)pad_buf, 2, do_write); + + ap->pio_task_state = PIO_ST_LAST; + return; + } + sg = &qc->sg[qc->cursg]; page = sg->page; @@ -2640,11 +2750,21 @@ next_sg: kunmap(page); - if (bytes) { + if (bytes) goto next_sg; - } } +/** + * atapi_pio_bytes - Transfer data from/to the ATAPI device. + * @qc: Command on going + * + * Transfer Transfer data from/to the ATAPI device. + * + * LOCKING: + * Inherited from caller. + * + */ + static void atapi_pio_bytes(struct ata_queued_cmd *qc) { struct ata_port *ap = qc->ap; @@ -2717,9 +2837,7 @@ static void ata_pio_block(struct ata_port *ap) if ((status & ATA_DRQ) == 0) { ap->pio_task_state = PIO_ST_IDLE; - ata_irq_on(ap); - - ata_qc_complete(qc, status); + ata_poll_qc_complete(qc, status); return; } @@ -2749,9 +2867,7 @@ static void ata_pio_error(struct ata_port *ap) ap->pio_task_state = PIO_ST_IDLE; - ata_irq_on(ap); - - ata_qc_complete(qc, drv_stat | ATA_ERR); + ata_poll_qc_complete(qc, drv_stat | ATA_ERR); } static void ata_pio_task(void *_data) @@ -2857,8 +2973,10 @@ static void atapi_request_sense(struct ata_port *ap, struct ata_device *dev, static void ata_qc_timeout(struct ata_queued_cmd *qc) { struct ata_port *ap = qc->ap; + struct ata_host_set *host_set = ap->host_set; struct ata_device *dev = qc->dev; u8 host_stat = 0, drv_stat; + unsigned long flags; DPRINTK("ENTER\n"); @@ -2869,7 +2987,9 @@ static void ata_qc_timeout(struct ata_queued_cmd *qc) if (!(cmd->eh_eflags & SCSI_EH_CANCEL_CMD)) { /* finish completing original command */ + spin_lock_irqsave(&host_set->lock, flags); __ata_qc_complete(qc); + spin_unlock_irqrestore(&host_set->lock, flags); atapi_request_sense(ap, dev, cmd); @@ -2880,6 +3000,8 @@ static void ata_qc_timeout(struct ata_queued_cmd *qc) } } + spin_lock_irqsave(&host_set->lock, flags); + /* hack alert! We cannot use the supplied completion * function from inside the ->eh_strategy_handler() thread. * libata is the only user of ->eh_strategy_handler() in @@ -2895,7 +3017,7 @@ static void ata_qc_timeout(struct ata_queued_cmd *qc) host_stat = ap->ops->bmdma_status(ap); /* before we do anything else, clear DMA-Start bit */ - ap->ops->bmdma_stop(ap); + ap->ops->bmdma_stop(qc); /* fall through */ @@ -2913,6 +3035,9 @@ static void ata_qc_timeout(struct ata_queued_cmd *qc) ata_qc_complete(qc, drv_stat); break; } + + spin_unlock_irqrestore(&host_set->lock, flags); + out: DPRINTK("EXIT\n"); } @@ -3086,9 +3211,14 @@ void ata_qc_complete(struct ata_queued_cmd *qc, u8 drv_stat) if (likely(qc->flags & ATA_QCFLAG_DMAMAP)) ata_sg_clean(qc); + /* atapi: mark qc as inactive to prevent the interrupt handler + * from completing the command twice later, before the error handler + * is called. (when rc != 0 and atapi request sense is needed) + */ + qc->flags &= ~ATA_QCFLAG_ACTIVE; + /* call completion callback */ rc = qc->complete_fn(qc, drv_stat); - qc->flags &= ~ATA_QCFLAG_ACTIVE; /* if callback indicates not to complete command (non-zero), * return immediately @@ -3218,11 +3348,13 @@ int ata_qc_issue_prot(struct ata_queued_cmd *qc) break; case ATA_PROT_ATAPI_NODATA: + ap->flags |= ATA_FLAG_NOINTR; ata_tf_to_host_nolock(ap, &qc->tf); queue_work(ata_wq, &ap->packet_task); break; case ATA_PROT_ATAPI_DMA: + ap->flags |= ATA_FLAG_NOINTR; ap->ops->tf_load(ap, &qc->tf); /* load tf registers */ ap->ops->bmdma_setup(qc); /* set up bmdma */ queue_work(ata_wq, &ap->packet_task); @@ -3267,7 +3399,7 @@ static void ata_bmdma_setup_mmio (struct ata_queued_cmd *qc) } /** - * ata_bmdma_start - Start a PCI IDE BMDMA transaction + * ata_bmdma_start_mmio - Start a PCI IDE BMDMA transaction * @qc: Info associated with this ATA transaction. * * LOCKING: @@ -3438,7 +3570,7 @@ u8 ata_bmdma_status(struct ata_port *ap) /** * ata_bmdma_stop - Stop PCI IDE BMDMA transfer - * @ap: Port associated with this ATA transaction. + * @qc: Command we are ending DMA for * * Clears the ATA_DMA_START flag in the dma control register * @@ -3448,8 +3580,9 @@ u8 ata_bmdma_status(struct ata_port *ap) * spin_lock_irqsave(host_set lock) */ -void ata_bmdma_stop(struct ata_port *ap) +void ata_bmdma_stop(struct ata_queued_cmd *qc) { + struct ata_port *ap = qc->ap; if (ap->flags & ATA_FLAG_MMIO) { void __iomem *mmio = (void __iomem *) ap->ioaddr.bmdma_addr; @@ -3501,7 +3634,7 @@ inline unsigned int ata_host_intr (struct ata_port *ap, goto idle_irq; /* before we do anything else, clear DMA-Start bit */ - ap->ops->bmdma_stop(ap); + ap->ops->bmdma_stop(qc); /* fall through */ @@ -3576,7 +3709,8 @@ irqreturn_t ata_interrupt (int irq, void *dev_instance, struct pt_regs *regs) struct ata_port *ap; ap = host_set->ports[i]; - if (ap && (!(ap->flags & ATA_FLAG_PORT_DISABLED))) { + if (ap && + !(ap->flags & (ATA_FLAG_PORT_DISABLED | ATA_FLAG_NOINTR))) { struct ata_queued_cmd *qc; qc = ata_qc_from_tag(ap, ap->active_tag); @@ -3628,19 +3762,27 @@ static void atapi_packet_task(void *_data) /* send SCSI cdb */ DPRINTK("send cdb\n"); assert(ap->cdb_len >= 12); - ata_data_xfer(ap, qc->cdb, ap->cdb_len, 1); - /* if we are DMA'ing, irq handler takes over from here */ - if (qc->tf.protocol == ATA_PROT_ATAPI_DMA) - ap->ops->bmdma_start(qc); /* initiate bmdma */ + if (qc->tf.protocol == ATA_PROT_ATAPI_DMA || + qc->tf.protocol == ATA_PROT_ATAPI_NODATA) { + unsigned long flags; - /* non-data commands are also handled via irq */ - else if (qc->tf.protocol == ATA_PROT_ATAPI_NODATA) { - /* do nothing */ - } + /* Once we're done issuing command and kicking bmdma, + * irq handler takes over. To not lose irq, we need + * to clear NOINTR flag before sending cdb, but + * interrupt handler shouldn't be invoked before we're + * finished. Hence, the following locking. + */ + spin_lock_irqsave(&ap->host_set->lock, flags); + ap->flags &= ~ATA_FLAG_NOINTR; + ata_data_xfer(ap, qc->cdb, ap->cdb_len, 1); + if (qc->tf.protocol == ATA_PROT_ATAPI_DMA) + ap->ops->bmdma_start(qc); /* initiate bmdma */ + spin_unlock_irqrestore(&ap->host_set->lock, flags); + } else { + ata_data_xfer(ap, qc->cdb, ap->cdb_len, 1); - /* PIO commands are handled by polling */ - else { + /* PIO commands are handled by polling */ ap->pio_task_state = PIO_ST; queue_work(ata_wq, &ap->pio_task); } @@ -3648,7 +3790,7 @@ static void atapi_packet_task(void *_data) return; err_out: - ata_qc_complete(qc, ATA_ERR); + ata_poll_qc_complete(qc, ATA_ERR); } diff --git a/drivers/scsi/libata-scsi.c b/drivers/scsi/libata-scsi.c index 794fb559efb..4074e7877ba 100644 --- a/drivers/scsi/libata-scsi.c +++ b/drivers/scsi/libata-scsi.c @@ -385,12 +385,67 @@ int ata_scsi_error(struct Scsi_Host *host) * appropriate place */ host->host_failed--; + INIT_LIST_HEAD(&host->eh_cmd_q); DPRINTK("EXIT\n"); return 0; } /** + * ata_scsi_start_stop_xlat - Translate SCSI START STOP UNIT command + * @qc: Storage for translated ATA taskfile + * @scsicmd: SCSI command to translate + * + * Sets up an ATA taskfile to issue STANDBY (to stop) or READ VERIFY + * (to start). Perhaps these commands should be preceded by + * CHECK POWER MODE to see what power mode the device is already in. + * [See SAT revision 5 at www.t10.org] + * + * LOCKING: + * spin_lock_irqsave(host_set lock) + * + * RETURNS: + * Zero on success, non-zero on error. + */ + +static unsigned int ata_scsi_start_stop_xlat(struct ata_queued_cmd *qc, + u8 *scsicmd) +{ + struct ata_taskfile *tf = &qc->tf; + + tf->flags |= ATA_TFLAG_DEVICE | ATA_TFLAG_ISADDR; + tf->protocol = ATA_PROT_NODATA; + if (scsicmd[1] & 0x1) { + ; /* ignore IMMED bit, violates sat-r05 */ + } + if (scsicmd[4] & 0x2) + return 1; /* LOEJ bit set not supported */ + if (((scsicmd[4] >> 4) & 0xf) != 0) + return 1; /* power conditions not supported */ + if (scsicmd[4] & 0x1) { + tf->nsect = 1; /* 1 sector, lba=0 */ + tf->lbah = 0x0; + tf->lbam = 0x0; + tf->lbal = 0x0; + tf->device |= ATA_LBA; + tf->command = ATA_CMD_VERIFY; /* READ VERIFY */ + } else { + tf->nsect = 0; /* time period value (0 implies now) */ + tf->command = ATA_CMD_STANDBY; + /* Consider: ATA STANDBY IMMEDIATE command */ + } + /* + * Standby and Idle condition timers could be implemented but that + * would require libata to implement the Power condition mode page + * and allow the user to change it. Changing mode pages requires + * MODE SELECT to be implemented. + */ + + return 0; +} + + +/** * ata_scsi_flush_xlat - Translate SCSI SYNCHRONIZE CACHE command * @qc: Storage for translated ATA taskfile * @scsicmd: SCSI command to translate (ignored) @@ -575,11 +630,19 @@ static unsigned int ata_scsi_rw_xlat(struct ata_queued_cmd *qc, u8 *scsicmd) tf->lbah = scsicmd[3]; VPRINTK("ten-byte command\n"); + if (qc->nsect == 0) /* we don't support length==0 cmds */ + return 1; return 0; } if (scsicmd[0] == READ_6 || scsicmd[0] == WRITE_6) { qc->nsect = tf->nsect = scsicmd[4]; + if (!qc->nsect) { + qc->nsect = 256; + if (lba48) + tf->hob_nsect = 1; + } + tf->lbal = scsicmd[3]; tf->lbam = scsicmd[2]; tf->lbah = scsicmd[1] & 0x1f; /* mask out reserved bits */ @@ -619,6 +682,8 @@ static unsigned int ata_scsi_rw_xlat(struct ata_queued_cmd *qc, u8 *scsicmd) tf->lbah = scsicmd[7]; VPRINTK("sixteen-byte command\n"); + if (qc->nsect == 0) /* we don't support length==0 cmds */ + return 1; return 0; } @@ -1434,6 +1499,8 @@ static inline ata_xlat_func_t ata_get_xlat_func(struct ata_device *dev, u8 cmd) case VERIFY: case VERIFY_16: return ata_scsi_verify_xlat; + case START_STOP: + return ata_scsi_start_stop_xlat; } return NULL; diff --git a/drivers/scsi/libata.h b/drivers/scsi/libata.h index d90430bbb0d..620d21772bd 100644 --- a/drivers/scsi/libata.h +++ b/drivers/scsi/libata.h @@ -26,7 +26,7 @@ #define __LIBATA_H__ #define DRV_NAME "libata" -#define DRV_VERSION "1.11" /* must be exactly four chars */ +#define DRV_VERSION "1.12" /* must be exactly four chars */ struct ata_scsi_args { u16 *id; @@ -72,7 +72,7 @@ extern unsigned int ata_scsiop_report_luns(struct ata_scsi_args *args, u8 *rbuf, extern void ata_scsi_badcmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *), u8 asc, u8 ascq); -extern void ata_scsi_rbuf_fill(struct ata_scsi_args *args, +extern void ata_scsi_rbuf_fill(struct ata_scsi_args *args, unsigned int (*actor) (struct ata_scsi_args *args, u8 *rbuf, unsigned int buflen)); diff --git a/drivers/scsi/sata_nv.c b/drivers/scsi/sata_nv.c index b0403ccd8a2..41a3421b02b 100644 --- a/drivers/scsi/sata_nv.c +++ b/drivers/scsi/sata_nv.c @@ -20,6 +20,12 @@ * If you do not delete the provisions above, a recipient may use your * version of this file under either the OSL or the GPL. * + * 0.08 + * - Added support for MCP51 and MCP55. + * + * 0.07 + * - Added support for RAID class code. + * * 0.06 * - Added generic SATA support by using a pci_device_id that filters on * the IDE storage class code. @@ -48,7 +54,7 @@ #include <linux/libata.h> #define DRV_NAME "sata_nv" -#define DRV_VERSION "0.6" +#define DRV_VERSION "0.8" #define NV_PORTS 2 #define NV_PIO_MASK 0x1f @@ -116,7 +122,9 @@ enum nv_host_type GENERIC, NFORCE2, NFORCE3, - CK804 + CK804, + MCP51, + MCP55 }; static struct pci_device_id nv_pci_tbl[] = { @@ -134,9 +142,18 @@ static struct pci_device_id nv_pci_tbl[] = { PCI_ANY_ID, PCI_ANY_ID, 0, 0, CK804 }, { PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP04_SATA2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CK804 }, + { PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP51_SATA, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, MCP51 }, + { PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP51_SATA2, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, MCP51 }, + { PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP55_SATA, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, MCP55 }, { PCI_VENDOR_ID_NVIDIA, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_STORAGE_IDE<<8, 0xffff00, GENERIC }, + { PCI_VENDOR_ID_NVIDIA, PCI_ANY_ID, + PCI_ANY_ID, PCI_ANY_ID, + PCI_CLASS_STORAGE_RAID<<8, 0xffff00, GENERIC }, { 0, } /* terminate list */ }; @@ -274,7 +291,8 @@ static irqreturn_t nv_interrupt (int irq, void *dev_instance, struct ata_port *ap; ap = host_set->ports[i]; - if (ap && (!(ap->flags & ATA_FLAG_PORT_DISABLED))) { + if (ap && + !(ap->flags & (ATA_FLAG_PORT_DISABLED | ATA_FLAG_NOINTR))) { struct ata_queued_cmd *qc; qc = ata_qc_from_tag(ap, ap->active_tag); diff --git a/drivers/scsi/sata_promise.c b/drivers/scsi/sata_promise.c index 5c1d4411457..b8dc49fed76 100644 --- a/drivers/scsi/sata_promise.c +++ b/drivers/scsi/sata_promise.c @@ -40,7 +40,7 @@ #include "sata_promise.h" #define DRV_NAME "sata_promise" -#define DRV_VERSION "1.01" +#define DRV_VERSION "1.02" enum { @@ -181,6 +181,10 @@ static struct pci_device_id pdc_ata_pci_tbl[] = { board_20319 }, { PCI_VENDOR_ID_PROMISE, 0x3319, PCI_ANY_ID, PCI_ANY_ID, 0, 0, board_20319 }, + { PCI_VENDOR_ID_PROMISE, 0x3519, PCI_ANY_ID, PCI_ANY_ID, 0, 0, + board_20319 }, + { PCI_VENDOR_ID_PROMISE, 0x3d17, PCI_ANY_ID, PCI_ANY_ID, 0, 0, + board_20319 }, { PCI_VENDOR_ID_PROMISE, 0x3d18, PCI_ANY_ID, PCI_ANY_ID, 0, 0, board_20319 }, @@ -321,11 +325,15 @@ static void pdc_qc_prep(struct ata_queued_cmd *qc) static void pdc_eng_timeout(struct ata_port *ap) { + struct ata_host_set *host_set = ap->host_set; u8 drv_stat; struct ata_queued_cmd *qc; + unsigned long flags; DPRINTK("ENTER\n"); + spin_lock_irqsave(&host_set->lock, flags); + qc = ata_qc_from_tag(ap, ap->active_tag); if (!qc) { printk(KERN_ERR "ata%u: BUG: timeout without command\n", @@ -359,6 +367,7 @@ static void pdc_eng_timeout(struct ata_port *ap) } out: + spin_unlock_irqrestore(&host_set->lock, flags); DPRINTK("EXIT\n"); } @@ -441,7 +450,8 @@ static irqreturn_t pdc_interrupt (int irq, void *dev_instance, struct pt_regs *r VPRINTK("port %u\n", i); ap = host_set->ports[i]; tmp = mask & (1 << (i + 1)); - if (tmp && ap && (!(ap->flags & ATA_FLAG_PORT_DISABLED))) { + if (tmp && ap && + !(ap->flags & (ATA_FLAG_PORT_DISABLED | ATA_FLAG_NOINTR))) { struct ata_queued_cmd *qc; qc = ata_qc_from_tag(ap, ap->active_tag); diff --git a/drivers/scsi/sata_qstor.c b/drivers/scsi/sata_qstor.c index 1383e8a28d7..93fd06fb4f1 100644 --- a/drivers/scsi/sata_qstor.c +++ b/drivers/scsi/sata_qstor.c @@ -117,7 +117,7 @@ static void qs_phy_reset(struct ata_port *ap); static void qs_qc_prep(struct ata_queued_cmd *qc); static int qs_qc_issue(struct ata_queued_cmd *qc); static int qs_check_atapi_dma(struct ata_queued_cmd *qc); -static void qs_bmdma_stop(struct ata_port *ap); +static void qs_bmdma_stop(struct ata_queued_cmd *qc); static u8 qs_bmdma_status(struct ata_port *ap); static void qs_irq_clear(struct ata_port *ap); static void qs_eng_timeout(struct ata_port *ap); @@ -198,7 +198,7 @@ static int qs_check_atapi_dma(struct ata_queued_cmd *qc) return 1; /* ATAPI DMA not supported */ } -static void qs_bmdma_stop(struct ata_port *ap) +static void qs_bmdma_stop(struct ata_queued_cmd *qc) { /* nothing */ } @@ -386,7 +386,8 @@ static inline unsigned int qs_intr_pkt(struct ata_host_set *host_set) DPRINTK("SFF=%08x%08x: sCHAN=%u sHST=%d sDST=%02x\n", sff1, sff0, port_no, sHST, sDST); handled = 1; - if (ap && (!(ap->flags & ATA_FLAG_PORT_DISABLED))) { + if (ap && !(ap->flags & + (ATA_FLAG_PORT_DISABLED|ATA_FLAG_NOINTR))) { struct ata_queued_cmd *qc; struct qs_port_priv *pp = ap->private_data; if (!pp || pp->state != qs_state_pkt) @@ -417,7 +418,8 @@ static inline unsigned int qs_intr_mmio(struct ata_host_set *host_set) for (port_no = 0; port_no < host_set->n_ports; ++port_no) { struct ata_port *ap; ap = host_set->ports[port_no]; - if (ap && (!(ap->flags & ATA_FLAG_PORT_DISABLED))) { + if (ap && + !(ap->flags & (ATA_FLAG_PORT_DISABLED | ATA_FLAG_NOINTR))) { struct ata_queued_cmd *qc; struct qs_port_priv *pp = ap->private_data; if (!pp || pp->state != qs_state_mmio) @@ -431,7 +433,7 @@ static inline unsigned int qs_intr_mmio(struct ata_host_set *host_set) continue; DPRINTK("ata%u: protocol %d (dev_stat 0x%X)\n", ap->id, qc->tf.protocol, status); - + /* complete taskfile transaction */ pp->state = qs_state_idle; ata_qc_complete(qc, status); diff --git a/drivers/scsi/sata_sil.c b/drivers/scsi/sata_sil.c index 49ed557a4b6..9d24d6c328b 100644 --- a/drivers/scsi/sata_sil.c +++ b/drivers/scsi/sata_sil.c @@ -24,6 +24,11 @@ * If you do not delete the provisions above, a recipient may use your * version of this file under either the OSL or the GPL. * + * Documentation for SiI 3112: + * http://gkernel.sourceforge.net/specs/sii/3112A_SiI-DS-0095-B2.pdf.bz2 + * + * Other errata and documentation available under NDA. + * */ #include <linux/kernel.h> @@ -41,8 +46,11 @@ #define DRV_VERSION "0.9" enum { + SIL_FLAG_MOD15WRITE = (1 << 30), + sil_3112 = 0, - sil_3114 = 1, + sil_3112_m15w = 1, + sil_3114 = 2, SIL_FIFO_R0 = 0x40, SIL_FIFO_W0 = 0x41, @@ -76,13 +84,13 @@ static void sil_scr_write (struct ata_port *ap, unsigned int sc_reg, u32 val); static void sil_post_set_mode (struct ata_port *ap); static struct pci_device_id sil_pci_tbl[] = { - { 0x1095, 0x3112, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112 }, - { 0x1095, 0x0240, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112 }, + { 0x1095, 0x3112, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112_m15w }, + { 0x1095, 0x0240, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112_m15w }, { 0x1095, 0x3512, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112 }, { 0x1095, 0x3114, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3114 }, - { 0x1002, 0x436e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112 }, - { 0x1002, 0x4379, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112 }, - { 0x1002, 0x437a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112 }, + { 0x1002, 0x436e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112_m15w }, + { 0x1002, 0x4379, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112_m15w }, + { 0x1002, 0x437a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112_m15w }, { } /* terminate list */ }; @@ -174,6 +182,16 @@ static struct ata_port_info sil_port_info[] = { .mwdma_mask = 0x07, /* mwdma0-2 */ .udma_mask = 0x3f, /* udma0-5 */ .port_ops = &sil_ops, + }, /* sil_3112_15w - keep it sync'd w/ sil_3112 */ + { + .sht = &sil_sht, + .host_flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY | + ATA_FLAG_SRST | ATA_FLAG_MMIO | + SIL_FLAG_MOD15WRITE, + .pio_mask = 0x1f, /* pio0-4 */ + .mwdma_mask = 0x07, /* mwdma0-2 */ + .udma_mask = 0x3f, /* udma0-5 */ + .port_ops = &sil_ops, }, /* sil_3114 */ { .sht = &sil_sht, @@ -323,15 +341,15 @@ static void sil_dev_config(struct ata_port *ap, struct ata_device *dev) while ((len > 0) && (s[len - 1] == ' ')) len--; - for (n = 0; sil_blacklist[n].product; n++) + for (n = 0; sil_blacklist[n].product; n++) if (!memcmp(sil_blacklist[n].product, s, strlen(sil_blacklist[n].product))) { quirks = sil_blacklist[n].quirk; break; } - + /* limit requests to 15 sectors */ - if (quirks & SIL_QUIRK_MOD15WRITE) { + if ((ap->flags & SIL_FLAG_MOD15WRITE) && (quirks & SIL_QUIRK_MOD15WRITE)) { printk(KERN_INFO "ata%u(%u): applying Seagate errata fix\n", ap->id, dev->devno); ap->host->max_sectors = 15; diff --git a/drivers/scsi/sata_sis.c b/drivers/scsi/sata_sis.c index e418b89c6b9..b250ae0c777 100644 --- a/drivers/scsi/sata_sis.c +++ b/drivers/scsi/sata_sis.c @@ -234,7 +234,7 @@ static int sis_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) pci_read_config_dword(pdev, SIS_GENCTL, &genctl); if ((genctl & GENCTL_IOMAPPED_SCR) == 0) probe_ent->host_flags |= SIS_FLAG_CFGSCR; - + /* if hardware thinks SCRs are in IO space, but there are * no IO resources assigned, change to PCI cfg space. */ diff --git a/drivers/scsi/sata_svw.c b/drivers/scsi/sata_svw.c index 858e07185db..6fd2ce1ffcd 100644 --- a/drivers/scsi/sata_svw.c +++ b/drivers/scsi/sata_svw.c @@ -195,18 +195,18 @@ static void k2_bmdma_start_mmio (struct ata_queued_cmd *qc) /* start host DMA transaction */ dmactl = readb(mmio + ATA_DMA_CMD); writeb(dmactl | ATA_DMA_START, mmio + ATA_DMA_CMD); - /* There is a race condition in certain SATA controllers that can - be seen when the r/w command is given to the controller before the + /* There is a race condition in certain SATA controllers that can + be seen when the r/w command is given to the controller before the host DMA is started. On a Read command, the controller would initiate the command to the drive even before it sees the DMA start. When there - are very fast drives connected to the controller, or when the data request + are very fast drives connected to the controller, or when the data request hits in the drive cache, there is the possibility that the drive returns a part or all of the requested data to the controller before the DMA start is issued. In this case, the controller would become confused as to what to do with the data. In the worst case when all the data is returned back to the controller, the controller could hang. In other cases it could return partial data returning in data corruption. This problem has been seen in PPC systems and can also appear - on an system with very fast disks, where the SATA controller is sitting behind a + on an system with very fast disks, where the SATA controller is sitting behind a number of bridges, and hence there is significant latency between the r/w command and the start command. */ /* issue r/w command if the access is to ATA*/ @@ -214,7 +214,7 @@ static void k2_bmdma_start_mmio (struct ata_queued_cmd *qc) ap->ops->exec_command(ap, &qc->tf); } - + static u8 k2_stat_check_status(struct ata_port *ap) { return readl((void *) ap->ioaddr.status_addr); diff --git a/drivers/scsi/sata_sx4.c b/drivers/scsi/sata_sx4.c index 140cea05de3..a20d4285090 100644 --- a/drivers/scsi/sata_sx4.c +++ b/drivers/scsi/sata_sx4.c @@ -94,7 +94,7 @@ enum { PDC_DIMM1_CONTROL_OFFSET = 0x84, PDC_SDRAM_CONTROL_OFFSET = 0x88, PDC_I2C_WRITE = 0x00000000, - PDC_I2C_READ = 0x00000040, + PDC_I2C_READ = 0x00000040, PDC_I2C_START = 0x00000080, PDC_I2C_MASK_INT = 0x00000020, PDC_I2C_COMPLETE = 0x00010000, @@ -105,16 +105,16 @@ enum { PDC_DIMM_SPD_COLUMN_NUM = 4, PDC_DIMM_SPD_MODULE_ROW = 5, PDC_DIMM_SPD_TYPE = 11, - PDC_DIMM_SPD_FRESH_RATE = 12, - PDC_DIMM_SPD_BANK_NUM = 17, + PDC_DIMM_SPD_FRESH_RATE = 12, + PDC_DIMM_SPD_BANK_NUM = 17, PDC_DIMM_SPD_CAS_LATENCY = 18, - PDC_DIMM_SPD_ATTRIBUTE = 21, + PDC_DIMM_SPD_ATTRIBUTE = 21, PDC_DIMM_SPD_ROW_PRE_CHARGE = 27, - PDC_DIMM_SPD_ROW_ACTIVE_DELAY = 28, + PDC_DIMM_SPD_ROW_ACTIVE_DELAY = 28, PDC_DIMM_SPD_RAS_CAS_DELAY = 29, PDC_DIMM_SPD_ACTIVE_PRECHARGE = 30, PDC_DIMM_SPD_SYSTEM_FREQ = 126, - PDC_CTL_STATUS = 0x08, + PDC_CTL_STATUS = 0x08, PDC_DIMM_WINDOW_CTLR = 0x0C, PDC_TIME_CONTROL = 0x3C, PDC_TIME_PERIOD = 0x40, @@ -157,15 +157,15 @@ static void pdc_exec_command_mmio(struct ata_port *ap, struct ata_taskfile *tf); static void pdc20621_host_stop(struct ata_host_set *host_set); static unsigned int pdc20621_dimm_init(struct ata_probe_ent *pe); static int pdc20621_detect_dimm(struct ata_probe_ent *pe); -static unsigned int pdc20621_i2c_read(struct ata_probe_ent *pe, +static unsigned int pdc20621_i2c_read(struct ata_probe_ent *pe, u32 device, u32 subaddr, u32 *pdata); static int pdc20621_prog_dimm0(struct ata_probe_ent *pe); static unsigned int pdc20621_prog_dimm_global(struct ata_probe_ent *pe); #ifdef ATA_VERBOSE_DEBUG -static void pdc20621_get_from_dimm(struct ata_probe_ent *pe, +static void pdc20621_get_from_dimm(struct ata_probe_ent *pe, void *psource, u32 offset, u32 size); #endif -static void pdc20621_put_to_dimm(struct ata_probe_ent *pe, +static void pdc20621_put_to_dimm(struct ata_probe_ent *pe, void *psource, u32 offset, u32 size); static void pdc20621_irq_clear(struct ata_port *ap); static int pdc20621_qc_issue_prot(struct ata_queued_cmd *qc); @@ -468,7 +468,7 @@ static void pdc20621_dma_prep(struct ata_queued_cmd *qc) for (i = 0; i < last; i++) { buf[idx++] = cpu_to_le32(sg_dma_address(&sg[i])); buf[idx++] = cpu_to_le32(sg_dma_len(&sg[i])); - total_len += sg[i].length; + total_len += sg_dma_len(&sg[i]); } buf[idx - 1] |= cpu_to_le32(ATA_PRD_EOT); sgt_len = idx * 4; @@ -825,7 +825,8 @@ static irqreturn_t pdc20621_interrupt (int irq, void *dev_instance, struct pt_re ap = host_set->ports[port_no]; tmp = mask & (1 << i); VPRINTK("seq %u, port_no %u, ap %p, tmp %x\n", i, port_no, ap, tmp); - if (tmp && ap && (!(ap->flags & ATA_FLAG_PORT_DISABLED))) { + if (tmp && ap && + !(ap->flags & (ATA_FLAG_PORT_DISABLED | ATA_FLAG_NOINTR))) { struct ata_queued_cmd *qc; qc = ata_qc_from_tag(ap, ap->active_tag); @@ -847,10 +848,14 @@ static irqreturn_t pdc20621_interrupt (int irq, void *dev_instance, struct pt_re static void pdc_eng_timeout(struct ata_port *ap) { u8 drv_stat; + struct ata_host_set *host_set = ap->host_set; struct ata_queued_cmd *qc; + unsigned long flags; DPRINTK("ENTER\n"); + spin_lock_irqsave(&host_set->lock, flags); + qc = ata_qc_from_tag(ap, ap->active_tag); if (!qc) { printk(KERN_ERR "ata%u: BUG: timeout without command\n", @@ -884,6 +889,7 @@ static void pdc_eng_timeout(struct ata_port *ap) } out: + spin_unlock_irqrestore(&host_set->lock, flags); DPRINTK("EXIT\n"); } @@ -922,7 +928,7 @@ static void pdc_sata_setup_port(struct ata_ioports *port, unsigned long base) #ifdef ATA_VERBOSE_DEBUG -static void pdc20621_get_from_dimm(struct ata_probe_ent *pe, void *psource, +static void pdc20621_get_from_dimm(struct ata_probe_ent *pe, void *psource, u32 offset, u32 size) { u32 window_size; @@ -936,9 +942,9 @@ static void pdc20621_get_from_dimm(struct ata_probe_ent *pe, void *psource, /* hard-code chip #0 */ mmio += PDC_CHIP0_OFS; - page_mask = 0x00; - window_size = 0x2000 * 4; /* 32K byte uchar size */ - idx = (u16) (offset / window_size); + page_mask = 0x00; + window_size = 0x2000 * 4; /* 32K byte uchar size */ + idx = (u16) (offset / window_size); writel(0x01, mmio + PDC_GENERAL_CTLR); readl(mmio + PDC_GENERAL_CTLR); @@ -947,19 +953,19 @@ static void pdc20621_get_from_dimm(struct ata_probe_ent *pe, void *psource, offset -= (idx * window_size); idx++; - dist = ((long) (window_size - (offset + size))) >= 0 ? size : + dist = ((long) (window_size - (offset + size))) >= 0 ? size : (long) (window_size - offset); - memcpy_fromio((char *) psource, (char *) (dimm_mmio + offset / 4), + memcpy_fromio((char *) psource, (char *) (dimm_mmio + offset / 4), dist); - psource += dist; + psource += dist; size -= dist; for (; (long) size >= (long) window_size ;) { writel(0x01, mmio + PDC_GENERAL_CTLR); readl(mmio + PDC_GENERAL_CTLR); writel(((idx) << page_mask), mmio + PDC_DIMM_WINDOW_CTLR); readl(mmio + PDC_DIMM_WINDOW_CTLR); - memcpy_fromio((char *) psource, (char *) (dimm_mmio), + memcpy_fromio((char *) psource, (char *) (dimm_mmio), window_size / 4); psource += window_size; size -= window_size; @@ -971,14 +977,14 @@ static void pdc20621_get_from_dimm(struct ata_probe_ent *pe, void *psource, readl(mmio + PDC_GENERAL_CTLR); writel(((idx) << page_mask), mmio + PDC_DIMM_WINDOW_CTLR); readl(mmio + PDC_DIMM_WINDOW_CTLR); - memcpy_fromio((char *) psource, (char *) (dimm_mmio), + memcpy_fromio((char *) psource, (char *) (dimm_mmio), size / 4); } } #endif -static void pdc20621_put_to_dimm(struct ata_probe_ent *pe, void *psource, +static void pdc20621_put_to_dimm(struct ata_probe_ent *pe, void *psource, u32 offset, u32 size) { u32 window_size; @@ -989,16 +995,16 @@ static void pdc20621_put_to_dimm(struct ata_probe_ent *pe, void *psource, struct pdc_host_priv *hpriv = pe->private_data; void *dimm_mmio = hpriv->dimm_mmio; - /* hard-code chip #0 */ + /* hard-code chip #0 */ mmio += PDC_CHIP0_OFS; - page_mask = 0x00; - window_size = 0x2000 * 4; /* 32K byte uchar size */ + page_mask = 0x00; + window_size = 0x2000 * 4; /* 32K byte uchar size */ idx = (u16) (offset / window_size); writel(((idx) << page_mask), mmio + PDC_DIMM_WINDOW_CTLR); readl(mmio + PDC_DIMM_WINDOW_CTLR); - offset -= (idx * window_size); + offset -= (idx * window_size); idx++; dist = ((long)(s32)(window_size - (offset + size))) >= 0 ? size : (long) (window_size - offset); @@ -1006,12 +1012,12 @@ static void pdc20621_put_to_dimm(struct ata_probe_ent *pe, void *psource, writel(0x01, mmio + PDC_GENERAL_CTLR); readl(mmio + PDC_GENERAL_CTLR); - psource += dist; + psource += dist; size -= dist; for (; (long) size >= (long) window_size ;) { writel(((idx) << page_mask), mmio + PDC_DIMM_WINDOW_CTLR); readl(mmio + PDC_DIMM_WINDOW_CTLR); - memcpy_toio((char *) (dimm_mmio), (char *) psource, + memcpy_toio((char *) (dimm_mmio), (char *) psource, window_size / 4); writel(0x01, mmio + PDC_GENERAL_CTLR); readl(mmio + PDC_GENERAL_CTLR); @@ -1019,7 +1025,7 @@ static void pdc20621_put_to_dimm(struct ata_probe_ent *pe, void *psource, size -= window_size; idx ++; } - + if (size) { writel(((idx) << page_mask), mmio + PDC_DIMM_WINDOW_CTLR); readl(mmio + PDC_DIMM_WINDOW_CTLR); @@ -1030,12 +1036,12 @@ static void pdc20621_put_to_dimm(struct ata_probe_ent *pe, void *psource, } -static unsigned int pdc20621_i2c_read(struct ata_probe_ent *pe, u32 device, +static unsigned int pdc20621_i2c_read(struct ata_probe_ent *pe, u32 device, u32 subaddr, u32 *pdata) { void *mmio = pe->mmio_base; u32 i2creg = 0; - u32 status; + u32 status; u32 count =0; /* hard-code chip #0 */ @@ -1049,7 +1055,7 @@ static unsigned int pdc20621_i2c_read(struct ata_probe_ent *pe, u32 device, readl(mmio + PDC_I2C_ADDR_DATA_OFFSET); /* Write Control to perform read operation, mask int */ - writel(PDC_I2C_READ | PDC_I2C_START | PDC_I2C_MASK_INT, + writel(PDC_I2C_READ | PDC_I2C_START | PDC_I2C_MASK_INT, mmio + PDC_I2C_CONTROL_OFFSET); for (count = 0; count <= 1000; count ++) { @@ -1062,26 +1068,26 @@ static unsigned int pdc20621_i2c_read(struct ata_probe_ent *pe, u32 device, } *pdata = (status >> 8) & 0x000000ff; - return 1; + return 1; } static int pdc20621_detect_dimm(struct ata_probe_ent *pe) { u32 data=0 ; - if (pdc20621_i2c_read(pe, PDC_DIMM0_SPD_DEV_ADDRESS, + if (pdc20621_i2c_read(pe, PDC_DIMM0_SPD_DEV_ADDRESS, PDC_DIMM_SPD_SYSTEM_FREQ, &data)) { if (data == 100) return 100; } else return 0; - + if (pdc20621_i2c_read(pe, PDC_DIMM0_SPD_DEV_ADDRESS, 9, &data)) { - if(data <= 0x75) + if(data <= 0x75) return 133; } else return 0; - + return 0; } @@ -1091,15 +1097,15 @@ static int pdc20621_prog_dimm0(struct ata_probe_ent *pe) u32 spd0[50]; u32 data = 0; int size, i; - u8 bdimmsize; + u8 bdimmsize; void *mmio = pe->mmio_base; static const struct { unsigned int reg; unsigned int ofs; } pdc_i2c_read_data [] = { - { PDC_DIMM_SPD_TYPE, 11 }, + { PDC_DIMM_SPD_TYPE, 11 }, { PDC_DIMM_SPD_FRESH_RATE, 12 }, - { PDC_DIMM_SPD_COLUMN_NUM, 4 }, + { PDC_DIMM_SPD_COLUMN_NUM, 4 }, { PDC_DIMM_SPD_ATTRIBUTE, 21 }, { PDC_DIMM_SPD_ROW_NUM, 3 }, { PDC_DIMM_SPD_BANK_NUM, 17 }, @@ -1108,7 +1114,7 @@ static int pdc20621_prog_dimm0(struct ata_probe_ent *pe) { PDC_DIMM_SPD_ROW_ACTIVE_DELAY, 28 }, { PDC_DIMM_SPD_RAS_CAS_DELAY, 29 }, { PDC_DIMM_SPD_ACTIVE_PRECHARGE, 30 }, - { PDC_DIMM_SPD_CAS_LATENCY, 18 }, + { PDC_DIMM_SPD_CAS_LATENCY, 18 }, }; /* hard-code chip #0 */ @@ -1116,17 +1122,17 @@ static int pdc20621_prog_dimm0(struct ata_probe_ent *pe) for(i=0; i<ARRAY_SIZE(pdc_i2c_read_data); i++) pdc20621_i2c_read(pe, PDC_DIMM0_SPD_DEV_ADDRESS, - pdc_i2c_read_data[i].reg, + pdc_i2c_read_data[i].reg, &spd0[pdc_i2c_read_data[i].ofs]); - + data |= (spd0[4] - 8) | ((spd0[21] != 0) << 3) | ((spd0[3]-11) << 4); - data |= ((spd0[17] / 4) << 6) | ((spd0[5] / 2) << 7) | + data |= ((spd0[17] / 4) << 6) | ((spd0[5] / 2) << 7) | ((((spd0[27] + 9) / 10) - 1) << 8) ; - data |= (((((spd0[29] > spd0[28]) - ? spd0[29] : spd0[28]) + 9) / 10) - 1) << 10; + data |= (((((spd0[29] > spd0[28]) + ? spd0[29] : spd0[28]) + 9) / 10) - 1) << 10; data |= ((spd0[30] - spd0[29] + 9) / 10 - 2) << 12; - - if (spd0[18] & 0x08) + + if (spd0[18] & 0x08) data |= ((0x03) << 14); else if (spd0[18] & 0x04) data |= ((0x02) << 14); @@ -1135,7 +1141,7 @@ static int pdc20621_prog_dimm0(struct ata_probe_ent *pe) else data |= (0 << 14); - /* + /* Calculate the size of bDIMMSize (power of 2) and merge the DIMM size by program start/end address. */ @@ -1145,9 +1151,9 @@ static int pdc20621_prog_dimm0(struct ata_probe_ent *pe) data |= (((size / 16) - 1) << 16); data |= (0 << 23); data |= 8; - writel(data, mmio + PDC_DIMM0_CONTROL_OFFSET); + writel(data, mmio + PDC_DIMM0_CONTROL_OFFSET); readl(mmio + PDC_DIMM0_CONTROL_OFFSET); - return size; + return size; } @@ -1167,12 +1173,12 @@ static unsigned int pdc20621_prog_dimm_global(struct ata_probe_ent *pe) Refresh Enable (bit 17) */ - data = 0x022259F1; + data = 0x022259F1; writel(data, mmio + PDC_SDRAM_CONTROL_OFFSET); readl(mmio + PDC_SDRAM_CONTROL_OFFSET); /* Turn on for ECC */ - pdc20621_i2c_read(pe, PDC_DIMM0_SPD_DEV_ADDRESS, + pdc20621_i2c_read(pe, PDC_DIMM0_SPD_DEV_ADDRESS, PDC_DIMM_SPD_TYPE, &spd0); if (spd0 == 0x02) { data |= (0x01 << 16); @@ -1186,22 +1192,22 @@ static unsigned int pdc20621_prog_dimm_global(struct ata_probe_ent *pe) data |= (1<<19); writel(data, mmio + PDC_SDRAM_CONTROL_OFFSET); - error = 1; + error = 1; for (i = 1; i <= 10; i++) { /* polling ~5 secs */ data = readl(mmio + PDC_SDRAM_CONTROL_OFFSET); if (!(data & (1<<19))) { error = 0; - break; + break; } msleep(i*100); } return error; } - + static unsigned int pdc20621_dimm_init(struct ata_probe_ent *pe) { - int speed, size, length; + int speed, size, length; u32 addr,spd0,pci_status; u32 tmp=0; u32 time_period=0; @@ -1228,7 +1234,7 @@ static unsigned int pdc20621_dimm_init(struct ata_probe_ent *pe) /* Wait 3 seconds */ msleep(3000); - /* + /* When timer is enabled, counter is decreased every internal clock cycle. */ @@ -1236,24 +1242,24 @@ static unsigned int pdc20621_dimm_init(struct ata_probe_ent *pe) tcount = readl(mmio + PDC_TIME_COUNTER); VPRINTK("Time Counter Register (0x44): 0x%x\n", tcount); - /* + /* If SX4 is on PCI-X bus, after 3 seconds, the timer counter register should be >= (0xffffffff - 3x10^8). */ if(tcount >= PCI_X_TCOUNT) { ticks = (time_period - tcount); VPRINTK("Num counters 0x%x (%d)\n", ticks, ticks); - + clock = (ticks / 300000); VPRINTK("10 * Internal clk = 0x%x (%d)\n", clock, clock); - + clock = (clock * 33); VPRINTK("10 * Internal clk * 33 = 0x%x (%d)\n", clock, clock); /* PLL F Param (bit 22:16) */ fparam = (1400000 / clock) - 2; VPRINTK("PLL F Param: 0x%x (%d)\n", fparam, fparam); - + /* OD param = 0x2 (bit 31:30), R param = 0x5 (bit 29:25) */ pci_status = (0x8a001824 | (fparam << 16)); } else @@ -1264,21 +1270,21 @@ static unsigned int pdc20621_dimm_init(struct ata_probe_ent *pe) writel(pci_status, mmio + PDC_CTL_STATUS); readl(mmio + PDC_CTL_STATUS); - /* + /* Read SPD of DIMM by I2C interface, and program the DIMM Module Controller. */ if (!(speed = pdc20621_detect_dimm(pe))) { - printk(KERN_ERR "Detect Local DIMM Fail\n"); + printk(KERN_ERR "Detect Local DIMM Fail\n"); return 1; /* DIMM error */ } VPRINTK("Local DIMM Speed = %d\n", speed); - /* Programming DIMM0 Module Control Register (index_CID0:80h) */ + /* Programming DIMM0 Module Control Register (index_CID0:80h) */ size = pdc20621_prog_dimm0(pe); VPRINTK("Local DIMM Size = %dMB\n",size); - /* Programming DIMM Module Global Control Register (index_CID0:88h) */ + /* Programming DIMM Module Global Control Register (index_CID0:88h) */ if (pdc20621_prog_dimm_global(pe)) { printk(KERN_ERR "Programming DIMM Module Global Control Register Fail\n"); return 1; @@ -1297,30 +1303,30 @@ static unsigned int pdc20621_dimm_init(struct ata_probe_ent *pe) pdc20621_put_to_dimm(pe, (void *) test_parttern1, 0x10040, 40); pdc20621_get_from_dimm(pe, (void *) test_parttern2, 0x40, 40); - printk(KERN_ERR "%x, %x, %s\n", test_parttern2[0], + printk(KERN_ERR "%x, %x, %s\n", test_parttern2[0], test_parttern2[1], &(test_parttern2[2])); - pdc20621_get_from_dimm(pe, (void *) test_parttern2, 0x10040, + pdc20621_get_from_dimm(pe, (void *) test_parttern2, 0x10040, 40); - printk(KERN_ERR "%x, %x, %s\n", test_parttern2[0], + printk(KERN_ERR "%x, %x, %s\n", test_parttern2[0], test_parttern2[1], &(test_parttern2[2])); pdc20621_put_to_dimm(pe, (void *) test_parttern1, 0x40, 40); pdc20621_get_from_dimm(pe, (void *) test_parttern2, 0x40, 40); - printk(KERN_ERR "%x, %x, %s\n", test_parttern2[0], + printk(KERN_ERR "%x, %x, %s\n", test_parttern2[0], test_parttern2[1], &(test_parttern2[2])); } #endif /* ECC initiliazation. */ - pdc20621_i2c_read(pe, PDC_DIMM0_SPD_DEV_ADDRESS, + pdc20621_i2c_read(pe, PDC_DIMM0_SPD_DEV_ADDRESS, PDC_DIMM_SPD_TYPE, &spd0); if (spd0 == 0x02) { VPRINTK("Start ECC initialization\n"); addr = 0; length = size * 1024 * 1024; while (addr < length) { - pdc20621_put_to_dimm(pe, (void *) &tmp, addr, + pdc20621_put_to_dimm(pe, (void *) &tmp, addr, sizeof(u32)); addr += sizeof(u32); } diff --git a/drivers/scsi/sata_uli.c b/drivers/scsi/sata_uli.c index a71fb54eebd..eb202a73bc0 100644 --- a/drivers/scsi/sata_uli.c +++ b/drivers/scsi/sata_uli.c @@ -214,7 +214,7 @@ static int uli_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) rc = -ENOMEM; goto err_out_regions; } - + switch (board_idx) { case uli_5287: probe_ent->port[0].scr_addr = ULI5287_BASE; diff --git a/drivers/scsi/sata_via.c b/drivers/scsi/sata_via.c index f43183c19a1..feff1098048 100644 --- a/drivers/scsi/sata_via.c +++ b/drivers/scsi/sata_via.c @@ -347,7 +347,7 @@ static int svia_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) probe_ent = vt6420_init_probe_ent(pdev); else probe_ent = vt6421_init_probe_ent(pdev); - + if (!probe_ent) { printk(KERN_ERR DRV_NAME "(%s): out of memory\n", pci_name(pdev)); diff --git a/drivers/scsi/sata_vsc.c b/drivers/scsi/sata_vsc.c index c5e09dc6f3d..6f2562171be 100644 --- a/drivers/scsi/sata_vsc.c +++ b/drivers/scsi/sata_vsc.c @@ -173,7 +173,8 @@ static irqreturn_t vsc_sata_interrupt (int irq, void *dev_instance, struct ata_port *ap; ap = host_set->ports[i]; - if (ap && (!(ap->flags & ATA_FLAG_PORT_DISABLED))) { + if (ap && !(ap->flags & + (ATA_FLAG_PORT_DISABLED|ATA_FLAG_NOINTR))) { struct ata_queued_cmd *qc; qc = ata_qc_from_tag(ap, ap->active_tag); @@ -342,7 +343,7 @@ static int __devinit vsc_sata_init_one (struct pci_dev *pdev, const struct pci_d pci_set_master(pdev); - /* + /* * Config offset 0x98 is "Extended Control and Status Register 0" * Default value is (1 << 28). All bits except bit 28 are reserved in * DPA mode. If bit 28 is set, LED 0 reflects all ports' activity. diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c index 2d3c4ac475f..48edd67982a 100644 --- a/drivers/scsi/scsi_scan.c +++ b/drivers/scsi/scsi_scan.c @@ -336,9 +336,23 @@ static struct scsi_target *scsi_alloc_target(struct device *parent, unsigned long flags; const int size = sizeof(struct scsi_target) + shost->transportt->target_size; - struct scsi_target *starget = kmalloc(size, GFP_ATOMIC); + struct scsi_target *starget; struct scsi_target *found_target; + /* + * Obtain the real parent from the transport. The transport + * is allowed to fail (no error) if there is nothing at that + * target id. + */ + if (shost->transportt->target_parent) { + spin_lock_irqsave(shost->host_lock, flags); + parent = shost->transportt->target_parent(shost, channel, id); + spin_unlock_irqrestore(shost->host_lock, flags); + if (!parent) + return NULL; + } + + starget = kmalloc(size, GFP_KERNEL); if (!starget) { printk(KERN_ERR "%s: allocation failure\n", __FUNCTION__); return NULL; diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c index 35d1c1e8e34..e6412fce423 100644 --- a/drivers/scsi/scsi_transport_fc.c +++ b/drivers/scsi/scsi_transport_fc.c @@ -1022,6 +1022,23 @@ static int fc_rport_match(struct attribute_container *cont, return &i->rport_attr_cont.ac == cont; } + +/* + * Must be called with shost->host_lock held + */ +static struct device *fc_target_parent(struct Scsi_Host *shost, + int channel, uint id) +{ + struct fc_rport *rport; + + list_for_each_entry(rport, &fc_host_rports(shost), peers) + if ((rport->channel == channel) && + (rport->scsi_target_id == id)) + return &rport->dev; + + return NULL; +} + struct scsi_transport_template * fc_attach_transport(struct fc_function_template *ft) { @@ -1057,6 +1074,8 @@ fc_attach_transport(struct fc_function_template *ft) /* Transport uses the shost workq for scsi scanning */ i->t.create_work_queue = 1; + + i->t.target_parent = fc_target_parent; /* * Setup SCSI Target Attributes. diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c index 51292f269ce..e822ca0e97c 100644 --- a/drivers/scsi/sg.c +++ b/drivers/scsi/sg.c @@ -2971,23 +2971,22 @@ static void * dev_seq_start(struct seq_file *s, loff_t *pos) { struct sg_proc_deviter * it = kmalloc(sizeof(*it), GFP_KERNEL); + s->private = it; if (! it) return NULL; + if (NULL == sg_dev_arr) - goto err1; + return NULL; it->index = *pos; it->max = sg_last_dev(); if (it->index >= it->max) - goto err1; + return NULL; return it; -err1: - kfree(it); - return NULL; } static void * dev_seq_next(struct seq_file *s, void *v, loff_t *pos) { - struct sg_proc_deviter * it = (struct sg_proc_deviter *) v; + struct sg_proc_deviter * it = s->private; *pos = ++it->index; return (it->index < it->max) ? it : NULL; @@ -2995,7 +2994,7 @@ static void * dev_seq_next(struct seq_file *s, void *v, loff_t *pos) static void dev_seq_stop(struct seq_file *s, void *v) { - kfree (v); + kfree(s->private); } static int sg_proc_open_dev(struct inode *inode, struct file *file) diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c index 0291a8fb654..0a7839db575 100644 --- a/drivers/scsi/st.c +++ b/drivers/scsi/st.c @@ -4149,12 +4149,10 @@ static int __init init_st(void) do_create_driverfs_files(); return 0; } - if (st_sysfs_class) - class_destroy(st_sysfs_class); unregister_chrdev_region(MKDEV(SCSI_TAPE_MAJOR, 0), - ST_MAX_TAPE_ENTRIES); } + class_destroy(st_sysfs_class); printk(KERN_ERR "Unable to get major %d for SCSI tapes\n", SCSI_TAPE_MAJOR); return 1; @@ -4162,13 +4160,11 @@ static int __init init_st(void) static void __exit exit_st(void) { - if (st_sysfs_class) - class_destroy(st_sysfs_class); - st_sysfs_class = NULL; do_remove_driverfs_files(); scsi_unregister_driver(&st_template.gendrv); unregister_chrdev_region(MKDEV(SCSI_TAPE_MAJOR, 0), ST_MAX_TAPE_ENTRIES); + class_destroy(st_sysfs_class); kfree(scsi_tapes); printk(KERN_INFO "st: Unloaded.\n"); } diff --git a/drivers/serial/8250_pci.c b/drivers/serial/8250_pci.c index 07f05e9d095..0e21f583690 100644 --- a/drivers/serial/8250_pci.c +++ b/drivers/serial/8250_pci.c @@ -34,36 +34,6 @@ #undef SERIAL_DEBUG_PCI /* - * Definitions for PCI support. - */ -#define FL_BASE_MASK 0x0007 -#define FL_BASE0 0x0000 -#define FL_BASE1 0x0001 -#define FL_BASE2 0x0002 -#define FL_BASE3 0x0003 -#define FL_BASE4 0x0004 -#define FL_GET_BASE(x) (x & FL_BASE_MASK) - -/* Use successive BARs (PCI base address registers), - else use offset into some specified BAR */ -#define FL_BASE_BARS 0x0008 - -/* do not assign an irq */ -#define FL_NOIRQ 0x0080 - -/* Use the Base address register size to cap number of ports */ -#define FL_REGION_SZ_CAP 0x0100 - -struct pci_board { - unsigned int flags; - unsigned int num_ports; - unsigned int base_baud; - unsigned int uart_offset; - unsigned int reg_shift; - unsigned int first_offset; -}; - -/* * init function returns: * > 0 - number of ports * = 0 - use board->num_ports @@ -75,14 +45,15 @@ struct pci_serial_quirk { u32 subvendor; u32 subdevice; int (*init)(struct pci_dev *dev); - int (*setup)(struct pci_dev *dev, struct pci_board *board, - struct uart_port *port, int idx); + int (*setup)(struct serial_private *, struct pciserial_board *, + struct uart_port *, int); void (*exit)(struct pci_dev *dev); }; #define PCI_NUM_BAR_RESOURCES 6 struct serial_private { + struct pci_dev *dev; unsigned int nr; void __iomem *remapped_bar[PCI_NUM_BAR_RESOURCES]; struct pci_serial_quirk *quirk; @@ -101,17 +72,18 @@ static void moan_device(const char *str, struct pci_dev *dev) } static int -setup_port(struct pci_dev *dev, struct uart_port *port, +setup_port(struct serial_private *priv, struct uart_port *port, int bar, int offset, int regshift) { - struct serial_private *priv = pci_get_drvdata(dev); + struct pci_dev *dev = priv->dev; unsigned long base, len; if (bar >= PCI_NUM_BAR_RESOURCES) return -EINVAL; + base = pci_resource_start(dev, bar); + if (pci_resource_flags(dev, bar) & IORESOURCE_MEM) { - base = pci_resource_start(dev, bar); len = pci_resource_len(dev, bar); if (!priv->remapped_bar[bar]) @@ -120,13 +92,16 @@ setup_port(struct pci_dev *dev, struct uart_port *port, return -ENOMEM; port->iotype = UPIO_MEM; + port->iobase = 0; port->mapbase = base + offset; port->membase = priv->remapped_bar[bar] + offset; port->regshift = regshift; } else { - base = pci_resource_start(dev, bar) + offset; port->iotype = UPIO_PORT; - port->iobase = base; + port->iobase = base + offset; + port->mapbase = 0; + port->membase = NULL; + port->regshift = 0; } return 0; } @@ -136,7 +111,7 @@ setup_port(struct pci_dev *dev, struct uart_port *port, * Not that ugly ;) -- HW */ static int -afavlab_setup(struct pci_dev *dev, struct pci_board *board, +afavlab_setup(struct serial_private *priv, struct pciserial_board *board, struct uart_port *port, int idx) { unsigned int bar, offset = board->first_offset; @@ -149,7 +124,7 @@ afavlab_setup(struct pci_dev *dev, struct pci_board *board, offset += (idx - 4) * board->uart_offset; } - return setup_port(dev, port, bar, offset, board->reg_shift); + return setup_port(priv, port, bar, offset, board->reg_shift); } /* @@ -189,13 +164,13 @@ static int __devinit pci_hp_diva_init(struct pci_dev *dev) * some serial ports are supposed to be hidden on certain models. */ static int -pci_hp_diva_setup(struct pci_dev *dev, struct pci_board *board, +pci_hp_diva_setup(struct serial_private *priv, struct pciserial_board *board, struct uart_port *port, int idx) { unsigned int offset = board->first_offset; unsigned int bar = FL_GET_BASE(board->flags); - switch (dev->subsystem_device) { + switch (priv->dev->subsystem_device) { case PCI_DEVICE_ID_HP_DIVA_MAESTRO: if (idx == 3) idx++; @@ -212,7 +187,7 @@ pci_hp_diva_setup(struct pci_dev *dev, struct pci_board *board, offset += idx * board->uart_offset; - return setup_port(dev, port, bar, offset, board->reg_shift); + return setup_port(priv, port, bar, offset, board->reg_shift); } /* @@ -307,7 +282,7 @@ static void __devexit pci_plx9050_exit(struct pci_dev *dev) /* SBS Technologies Inc. PMC-OCTPRO and P-OCTAL cards */ static int -sbs_setup(struct pci_dev *dev, struct pci_board *board, +sbs_setup(struct serial_private *priv, struct pciserial_board *board, struct uart_port *port, int idx) { unsigned int bar, offset = board->first_offset; @@ -323,7 +298,7 @@ sbs_setup(struct pci_dev *dev, struct pci_board *board, } else /* we have only 8 ports on PMC-OCTALPRO */ return 1; - return setup_port(dev, port, bar, offset, board->reg_shift); + return setup_port(priv, port, bar, offset, board->reg_shift); } /* @@ -389,6 +364,9 @@ static void __devexit sbs_exit(struct pci_dev *dev) * - 10x cards have control registers in IO and/or memory space; * - 20x cards have control registers in standard PCI configuration space. * + * Note: all 10x cards have PCI device ids 0x10.. + * all 20x cards have PCI device ids 0x20.. + * * There are also Quartet Serial cards which use Oxford Semiconductor * 16954 quad UART PCI chip clocked by 18.432 MHz quartz. * @@ -445,24 +423,18 @@ static int pci_siig20x_init(struct pci_dev *dev) return 0; } -int pci_siig10x_fn(struct pci_dev *dev, int enable) +static int pci_siig_init(struct pci_dev *dev) { - int ret = 0; - if (enable) - ret = pci_siig10x_init(dev); - return ret; -} + unsigned int type = dev->device & 0xff00; -int pci_siig20x_fn(struct pci_dev *dev, int enable) -{ - int ret = 0; - if (enable) - ret = pci_siig20x_init(dev); - return ret; -} + if (type == 0x1000) + return pci_siig10x_init(dev); + else if (type == 0x2000) + return pci_siig20x_init(dev); -EXPORT_SYMBOL(pci_siig10x_fn); -EXPORT_SYMBOL(pci_siig20x_fn); + moan_device("Unknown SIIG card", dev); + return -ENODEV; +} /* * Timedia has an explosion of boards, and to avoid the PCI table from @@ -523,7 +495,7 @@ static int __devinit pci_timedia_init(struct pci_dev *dev) * Ugh, this is ugly as all hell --- TYT */ static int -pci_timedia_setup(struct pci_dev *dev, struct pci_board *board, +pci_timedia_setup(struct serial_private *priv, struct pciserial_board *board, struct uart_port *port, int idx) { unsigned int bar = 0, offset = board->first_offset; @@ -549,14 +521,15 @@ pci_timedia_setup(struct pci_dev *dev, struct pci_board *board, bar = idx - 2; } - return setup_port(dev, port, bar, offset, board->reg_shift); + return setup_port(priv, port, bar, offset, board->reg_shift); } /* * Some Titan cards are also a little weird */ static int -titan_400l_800l_setup(struct pci_dev *dev, struct pci_board *board, +titan_400l_800l_setup(struct serial_private *priv, + struct pciserial_board *board, struct uart_port *port, int idx) { unsigned int bar, offset = board->first_offset; @@ -573,7 +546,7 @@ titan_400l_800l_setup(struct pci_dev *dev, struct pci_board *board, offset = (idx - 2) * board->uart_offset; } - return setup_port(dev, port, bar, offset, board->reg_shift); + return setup_port(priv, port, bar, offset, board->reg_shift); } static int __devinit pci_xircom_init(struct pci_dev *dev) @@ -593,7 +566,7 @@ static int __devinit pci_netmos_init(struct pci_dev *dev) } static int -pci_default_setup(struct pci_dev *dev, struct pci_board *board, +pci_default_setup(struct serial_private *priv, struct pciserial_board *board, struct uart_port *port, int idx) { unsigned int bar, offset = board->first_offset, maxnr; @@ -604,13 +577,13 @@ pci_default_setup(struct pci_dev *dev, struct pci_board *board, else offset += idx * board->uart_offset; - maxnr = (pci_resource_len(dev, bar) - board->first_offset) / + maxnr = (pci_resource_len(priv->dev, bar) - board->first_offset) / (8 << board->reg_shift); if (board->flags & FL_REGION_SZ_CAP && idx >= maxnr) return 1; - return setup_port(dev, port, bar, offset, board->reg_shift); + return setup_port(priv, port, bar, offset, board->reg_shift); } /* This should be in linux/pci_ids.h */ @@ -754,152 +727,15 @@ static struct pci_serial_quirk pci_serial_quirks[] = { .setup = sbs_setup, .exit = __devexit_p(sbs_exit), }, - /* * SIIG cards. - * It is not clear whether these could be collapsed. */ { .vendor = PCI_VENDOR_ID_SIIG, - .device = PCI_DEVICE_ID_SIIG_1S_10x_550, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .init = pci_siig10x_init, - .setup = pci_default_setup, - }, - { - .vendor = PCI_VENDOR_ID_SIIG, - .device = PCI_DEVICE_ID_SIIG_1S_10x_650, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .init = pci_siig10x_init, - .setup = pci_default_setup, - }, - { - .vendor = PCI_VENDOR_ID_SIIG, - .device = PCI_DEVICE_ID_SIIG_1S_10x_850, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .init = pci_siig10x_init, - .setup = pci_default_setup, - }, - { - .vendor = PCI_VENDOR_ID_SIIG, - .device = PCI_DEVICE_ID_SIIG_2S_10x_550, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .init = pci_siig10x_init, - .setup = pci_default_setup, - }, - { - .vendor = PCI_VENDOR_ID_SIIG, - .device = PCI_DEVICE_ID_SIIG_2S_10x_650, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .init = pci_siig10x_init, - .setup = pci_default_setup, - }, - { - .vendor = PCI_VENDOR_ID_SIIG, - .device = PCI_DEVICE_ID_SIIG_2S_10x_850, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .init = pci_siig10x_init, - .setup = pci_default_setup, - }, - { - .vendor = PCI_VENDOR_ID_SIIG, - .device = PCI_DEVICE_ID_SIIG_4S_10x_550, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .init = pci_siig10x_init, - .setup = pci_default_setup, - }, - { - .vendor = PCI_VENDOR_ID_SIIG, - .device = PCI_DEVICE_ID_SIIG_4S_10x_650, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .init = pci_siig10x_init, - .setup = pci_default_setup, - }, - { - .vendor = PCI_VENDOR_ID_SIIG, - .device = PCI_DEVICE_ID_SIIG_4S_10x_850, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .init = pci_siig10x_init, - .setup = pci_default_setup, - }, - { - .vendor = PCI_VENDOR_ID_SIIG, - .device = PCI_DEVICE_ID_SIIG_1S_20x_550, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .init = pci_siig20x_init, - .setup = pci_default_setup, - }, - { - .vendor = PCI_VENDOR_ID_SIIG, - .device = PCI_DEVICE_ID_SIIG_1S_20x_650, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .init = pci_siig20x_init, - .setup = pci_default_setup, - }, - { - .vendor = PCI_VENDOR_ID_SIIG, - .device = PCI_DEVICE_ID_SIIG_1S_20x_850, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .init = pci_siig20x_init, - .setup = pci_default_setup, - }, - { - .vendor = PCI_VENDOR_ID_SIIG, - .device = PCI_DEVICE_ID_SIIG_2S_20x_550, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .init = pci_siig20x_init, - .setup = pci_default_setup, - }, - { .vendor = PCI_VENDOR_ID_SIIG, - .device = PCI_DEVICE_ID_SIIG_2S_20x_650, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .init = pci_siig20x_init, - .setup = pci_default_setup, - }, - { - .vendor = PCI_VENDOR_ID_SIIG, - .device = PCI_DEVICE_ID_SIIG_2S_20x_850, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .init = pci_siig20x_init, - .setup = pci_default_setup, - }, - { - .vendor = PCI_VENDOR_ID_SIIG, - .device = PCI_DEVICE_ID_SIIG_4S_20x_550, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .init = pci_siig20x_init, - .setup = pci_default_setup, - }, - { - .vendor = PCI_VENDOR_ID_SIIG, - .device = PCI_DEVICE_ID_SIIG_4S_20x_650, - .subvendor = PCI_ANY_ID, - .subdevice = PCI_ANY_ID, - .init = pci_siig20x_init, - .setup = pci_default_setup, - }, - { - .vendor = PCI_VENDOR_ID_SIIG, - .device = PCI_DEVICE_ID_SIIG_4S_20x_850, + .device = PCI_ANY_ID, .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID, - .init = pci_siig20x_init, + .init = pci_siig_init, .setup = pci_default_setup, }, /* @@ -990,7 +826,7 @@ static struct pci_serial_quirk *find_quirk(struct pci_dev *dev) } static _INLINE_ int -get_pci_irq(struct pci_dev *dev, struct pci_board *board, int idx) +get_pci_irq(struct pci_dev *dev, struct pciserial_board *board) { if (board->flags & FL_NOIRQ) return 0; @@ -1115,7 +951,7 @@ enum pci_board_num_t { * see first lines of serial_in() and serial_out() in 8250.c */ -static struct pci_board pci_boards[] __devinitdata = { +static struct pciserial_board pci_boards[] __devinitdata = { [pbn_default] = { .flags = FL_BASE0, .num_ports = 1, @@ -1575,7 +1411,7 @@ static struct pci_board pci_boards[] __devinitdata = { * serial specs. Returns 0 on success, 1 on failure. */ static int __devinit -serial_pci_guess_board(struct pci_dev *dev, struct pci_board *board) +serial_pci_guess_board(struct pci_dev *dev, struct pciserial_board *board) { int num_iomem, num_port, first_port = -1, i; @@ -1640,7 +1476,8 @@ serial_pci_guess_board(struct pci_dev *dev, struct pci_board *board) } static inline int -serial_pci_matches(struct pci_board *board, struct pci_board *guessed) +serial_pci_matches(struct pciserial_board *board, + struct pciserial_board *guessed) { return board->num_ports == guessed->num_ports && @@ -1650,58 +1487,14 @@ serial_pci_matches(struct pci_board *board, struct pci_board *guessed) board->first_offset == guessed->first_offset; } -/* - * Probe one serial board. Unfortunately, there is no rhyme nor reason - * to the arrangement of serial ports on a PCI card. - */ -static int __devinit -pciserial_init_one(struct pci_dev *dev, const struct pci_device_id *ent) +struct serial_private * +pciserial_init_ports(struct pci_dev *dev, struct pciserial_board *board) { + struct uart_port serial_port; struct serial_private *priv; - struct pci_board *board, tmp; struct pci_serial_quirk *quirk; int rc, nr_ports, i; - if (ent->driver_data >= ARRAY_SIZE(pci_boards)) { - printk(KERN_ERR "pci_init_one: invalid driver_data: %ld\n", - ent->driver_data); - return -EINVAL; - } - - board = &pci_boards[ent->driver_data]; - - rc = pci_enable_device(dev); - if (rc) - return rc; - - if (ent->driver_data == pbn_default) { - /* - * Use a copy of the pci_board entry for this; - * avoid changing entries in the table. - */ - memcpy(&tmp, board, sizeof(struct pci_board)); - board = &tmp; - - /* - * We matched one of our class entries. Try to - * determine the parameters of this board. - */ - rc = serial_pci_guess_board(dev, board); - if (rc) - goto disable; - } else { - /* - * We matched an explicit entry. If we are able to - * detect this boards settings with our heuristic, - * then we no longer need this entry. - */ - memcpy(&tmp, &pci_boards[pbn_default], sizeof(struct pci_board)); - rc = serial_pci_guess_board(dev, &tmp); - if (rc == 0 && serial_pci_matches(board, &tmp)) - moan_device("Redundant entry in serial pci_table.", - dev); - } - nr_ports = board->num_ports; /* @@ -1718,8 +1511,10 @@ pciserial_init_one(struct pci_dev *dev, const struct pci_device_id *ent) */ if (quirk->init) { rc = quirk->init(dev); - if (rc < 0) - goto disable; + if (rc < 0) { + priv = ERR_PTR(rc); + goto err_out; + } if (rc) nr_ports = rc; } @@ -1728,27 +1523,26 @@ pciserial_init_one(struct pci_dev *dev, const struct pci_device_id *ent) sizeof(unsigned int) * nr_ports, GFP_KERNEL); if (!priv) { - rc = -ENOMEM; - goto deinit; + priv = ERR_PTR(-ENOMEM); + goto err_deinit; } memset(priv, 0, sizeof(struct serial_private) + sizeof(unsigned int) * nr_ports); + priv->dev = dev; priv->quirk = quirk; - pci_set_drvdata(dev, priv); + + memset(&serial_port, 0, sizeof(struct uart_port)); + serial_port.flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ; + serial_port.uartclk = board->base_baud * 16; + serial_port.irq = get_pci_irq(dev, board); + serial_port.dev = &dev->dev; for (i = 0; i < nr_ports; i++) { - struct uart_port serial_port; - memset(&serial_port, 0, sizeof(struct uart_port)); - - serial_port.flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF | - UPF_SHARE_IRQ; - serial_port.uartclk = board->base_baud * 16; - serial_port.irq = get_pci_irq(dev, board, i); - serial_port.dev = &dev->dev; - if (quirk->setup(dev, board, &serial_port, i)) + if (quirk->setup(priv, board, &serial_port, i)) break; + #ifdef SERIAL_DEBUG_PCI printk("Setup PCI port: port %x, irq %d, type %d\n", serial_port.iobase, serial_port.irq, serial_port.iotype); @@ -1763,24 +1557,21 @@ pciserial_init_one(struct pci_dev *dev, const struct pci_device_id *ent) priv->nr = i; - return 0; + return priv; - deinit: + err_deinit: if (quirk->exit) quirk->exit(dev); - disable: - pci_disable_device(dev); - return rc; + err_out: + return priv; } +EXPORT_SYMBOL_GPL(pciserial_init_ports); -static void __devexit pciserial_remove_one(struct pci_dev *dev) +void pciserial_remove_ports(struct serial_private *priv) { - struct serial_private *priv = pci_get_drvdata(dev); struct pci_serial_quirk *quirk; int i; - pci_set_drvdata(dev, NULL); - for (i = 0; i < priv->nr; i++) serial8250_unregister_port(priv->line[i]); @@ -1793,25 +1584,123 @@ static void __devexit pciserial_remove_one(struct pci_dev *dev) /* * Find the exit quirks. */ - quirk = find_quirk(dev); + quirk = find_quirk(priv->dev); if (quirk->exit) - quirk->exit(dev); + quirk->exit(priv->dev); + + kfree(priv); +} +EXPORT_SYMBOL_GPL(pciserial_remove_ports); + +void pciserial_suspend_ports(struct serial_private *priv) +{ + int i; + + for (i = 0; i < priv->nr; i++) + if (priv->line[i] >= 0) + serial8250_suspend_port(priv->line[i]); +} +EXPORT_SYMBOL_GPL(pciserial_suspend_ports); + +void pciserial_resume_ports(struct serial_private *priv) +{ + int i; + + /* + * Ensure that the board is correctly configured. + */ + if (priv->quirk->init) + priv->quirk->init(priv->dev); + + for (i = 0; i < priv->nr; i++) + if (priv->line[i] >= 0) + serial8250_resume_port(priv->line[i]); +} +EXPORT_SYMBOL_GPL(pciserial_resume_ports); + +/* + * Probe one serial board. Unfortunately, there is no rhyme nor reason + * to the arrangement of serial ports on a PCI card. + */ +static int __devinit +pciserial_init_one(struct pci_dev *dev, const struct pci_device_id *ent) +{ + struct serial_private *priv; + struct pciserial_board *board, tmp; + int rc; + + if (ent->driver_data >= ARRAY_SIZE(pci_boards)) { + printk(KERN_ERR "pci_init_one: invalid driver_data: %ld\n", + ent->driver_data); + return -EINVAL; + } + + board = &pci_boards[ent->driver_data]; + + rc = pci_enable_device(dev); + if (rc) + return rc; + + if (ent->driver_data == pbn_default) { + /* + * Use a copy of the pci_board entry for this; + * avoid changing entries in the table. + */ + memcpy(&tmp, board, sizeof(struct pciserial_board)); + board = &tmp; + + /* + * We matched one of our class entries. Try to + * determine the parameters of this board. + */ + rc = serial_pci_guess_board(dev, board); + if (rc) + goto disable; + } else { + /* + * We matched an explicit entry. If we are able to + * detect this boards settings with our heuristic, + * then we no longer need this entry. + */ + memcpy(&tmp, &pci_boards[pbn_default], + sizeof(struct pciserial_board)); + rc = serial_pci_guess_board(dev, &tmp); + if (rc == 0 && serial_pci_matches(board, &tmp)) + moan_device("Redundant entry in serial pci_table.", + dev); + } + priv = pciserial_init_ports(dev, board); + if (!IS_ERR(priv)) { + pci_set_drvdata(dev, priv); + return 0; + } + + rc = PTR_ERR(priv); + + disable: pci_disable_device(dev); + return rc; +} - kfree(priv); +static void __devexit pciserial_remove_one(struct pci_dev *dev) +{ + struct serial_private *priv = pci_get_drvdata(dev); + + pci_set_drvdata(dev, NULL); + + pciserial_remove_ports(priv); + + pci_disable_device(dev); } static int pciserial_suspend_one(struct pci_dev *dev, pm_message_t state) { struct serial_private *priv = pci_get_drvdata(dev); - if (priv) { - int i; + if (priv) + pciserial_suspend_ports(priv); - for (i = 0; i < priv->nr; i++) - serial8250_suspend_port(priv->line[i]); - } pci_save_state(dev); pci_set_power_state(dev, pci_choose_state(dev, state)); return 0; @@ -1825,21 +1714,12 @@ static int pciserial_resume_one(struct pci_dev *dev) pci_restore_state(dev); if (priv) { - int i; - /* * The device may have been disabled. Re-enable it. */ pci_enable_device(dev); - /* - * Ensure that the board is correctly configured. - */ - if (priv->quirk->init) - priv->quirk->init(dev); - - for (i = 0; i < priv->nr; i++) - serial8250_resume_port(priv->line[i]); + pciserial_resume_ports(priv); } return 0; } diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig index 97034d3937f..d5797618a3b 100644 --- a/drivers/serial/Kconfig +++ b/drivers/serial/Kconfig @@ -211,7 +211,7 @@ comment "Non-8250 serial port support" config SERIAL_AMBA_PL010 tristate "ARM AMBA PL010 serial port support" - depends on ARM_AMBA + depends on ARM_AMBA && (BROKEN || !ARCH_VERSATILE) select SERIAL_CORE help This selects the ARM(R) AMBA(R) PrimeCell PL010 UART. If you have @@ -819,7 +819,7 @@ config SERIAL_M32R_SIO_CONSOLE config SERIAL_M32R_PLDSIO bool "M32R SIO I/F on a PLD" - depends on SERIAL_M32R_SIO=y + depends on SERIAL_M32R_SIO=y && (PLAT_OPSPUT || PALT_USRV || PLAT_M32700UT) default n help Say Y here if you want to use the M32R serial controller diff --git a/drivers/serial/cpm_uart/cpm_uart.h b/drivers/serial/cpm_uart/cpm_uart.h index 5f6187baad8..73c8a088c16 100644 --- a/drivers/serial/cpm_uart/cpm_uart.h +++ b/drivers/serial/cpm_uart/cpm_uart.h @@ -40,13 +40,15 @@ #define TX_NUM_FIFO 4 #define TX_BUF_SIZE 32 +#define SCC_WAIT_CLOSING 100 + struct uart_cpm_port { struct uart_port port; - u16 rx_nrfifos; + u16 rx_nrfifos; u16 rx_fifosize; - u16 tx_nrfifos; + u16 tx_nrfifos; u16 tx_fifosize; - smc_t *smcp; + smc_t *smcp; smc_uart_t *smcup; scc_t *sccp; scc_uart_t *sccup; @@ -67,6 +69,8 @@ struct uart_cpm_port { int bits; /* Keep track of 'odd' SMC2 wirings */ int is_portb; + /* wait on close if needed */ + int wait_closing; }; extern int cpm_uart_port_map[UART_NR]; diff --git a/drivers/serial/cpm_uart/cpm_uart_core.c b/drivers/serial/cpm_uart/cpm_uart_core.c index 29db677d428..d639ac92a11 100644 --- a/drivers/serial/cpm_uart/cpm_uart_core.c +++ b/drivers/serial/cpm_uart/cpm_uart_core.c @@ -9,9 +9,10 @@ * * Maintainer: Kumar Gala (kumar.gala@freescale.com) (CPM2) * Pantelis Antoniou (panto@intracom.gr) (CPM1) - * + * * Copyright (C) 2004 Freescale Semiconductor, Inc. * (C) 2004 Intracom, S.A. + * (C) 2005 MontaVista Software, Inc. by Vitaly Bordug <vbordug@ru.mvista.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -70,8 +71,22 @@ static void cpm_uart_initbd(struct uart_cpm_port *pinfo); /**************************************************************/ +static inline unsigned long cpu2cpm_addr(void *addr) +{ + if ((unsigned long)addr >= CPM_ADDR) + return (unsigned long)addr; + return virt_to_bus(addr); +} + +static inline void *cpm2cpu_addr(unsigned long addr) +{ + if (addr >= CPM_ADDR) + return (void *)addr; + return bus_to_virt(addr); +} + /* - * Check, if transmit buffers are processed + * Check, if transmit buffers are processed */ static unsigned int cpm_uart_tx_empty(struct uart_port *port) { @@ -143,15 +158,18 @@ static void cpm_uart_start_tx(struct uart_port *port, unsigned int tty_start) } if (cpm_uart_tx_pump(port) != 0) { - if (IS_SMC(pinfo)) + if (IS_SMC(pinfo)) { smcp->smc_smcm |= SMCM_TX; - else + smcp->smc_smcmr |= SMCMR_TEN; + } else { sccp->scc_sccm |= UART_SCCM_TX; + pinfo->sccp->scc_gsmrl |= SCC_GSMRL_ENT; + } } } /* - * Stop receiver + * Stop receiver */ static void cpm_uart_stop_rx(struct uart_port *port) { @@ -176,7 +194,7 @@ static void cpm_uart_enable_ms(struct uart_port *port) } /* - * Generate a break. + * Generate a break. */ static void cpm_uart_break_ctl(struct uart_port *port, int break_state) { @@ -231,7 +249,7 @@ static void cpm_uart_int_rx(struct uart_port *port, struct pt_regs *regs) /* get number of characters, and check spce in flip-buffer */ i = bdp->cbd_datlen; - /* If we have not enough room in tty flip buffer, then we try + /* If we have not enough room in tty flip buffer, then we try * later, which will be the next rx-interrupt or a timeout */ if ((tty->flip.count + i) >= TTY_FLIPBUF_SIZE) { @@ -243,7 +261,7 @@ static void cpm_uart_int_rx(struct uart_port *port, struct pt_regs *regs) } /* get pointer */ - cp = (unsigned char *)bus_to_virt(bdp->cbd_bufaddr); + cp = cpm2cpu_addr(bdp->cbd_bufaddr); /* loop through the buffer */ while (i-- > 0) { @@ -265,13 +283,14 @@ static void cpm_uart_int_rx(struct uart_port *port, struct pt_regs *regs) } /* End while (i--) */ /* This BD is ready to be used again. Clear status. get next */ - bdp->cbd_sc &= ~(BD_SC_BR | BD_SC_FR | BD_SC_PR | BD_SC_OV); + bdp->cbd_sc &= ~(BD_SC_BR | BD_SC_FR | BD_SC_PR | BD_SC_OV | BD_SC_ID); bdp->cbd_sc |= BD_SC_EMPTY; if (bdp->cbd_sc & BD_SC_WRAP) bdp = pinfo->rx_bd_base; else bdp++; + } /* End for (;;) */ /* Write back buffer pointer */ @@ -336,22 +355,22 @@ static irqreturn_t cpm_uart_int(int irq, void *data, struct pt_regs *regs) if (IS_SMC(pinfo)) { events = smcp->smc_smce; + smcp->smc_smce = events; if (events & SMCM_BRKE) uart_handle_break(port); if (events & SMCM_RX) cpm_uart_int_rx(port, regs); if (events & SMCM_TX) cpm_uart_int_tx(port, regs); - smcp->smc_smce = events; } else { events = sccp->scc_scce; + sccp->scc_scce = events; if (events & UART_SCCM_BRKE) uart_handle_break(port); if (events & UART_SCCM_RX) cpm_uart_int_rx(port, regs); if (events & UART_SCCM_TX) cpm_uart_int_tx(port, regs); - sccp->scc_scce = events; } return (events) ? IRQ_HANDLED : IRQ_NONE; } @@ -360,6 +379,7 @@ static int cpm_uart_startup(struct uart_port *port) { int retval; struct uart_cpm_port *pinfo = (struct uart_cpm_port *)port; + int line = pinfo - cpm_uart_ports; pr_debug("CPM uart[%d]:startup\n", port->line); @@ -376,9 +396,19 @@ static int cpm_uart_startup(struct uart_port *port) pinfo->sccp->scc_sccm |= UART_SCCM_RX; } + if (!(pinfo->flags & FLAG_CONSOLE)) + cpm_line_cr_cmd(line,CPM_CR_INIT_TRX); return 0; } +inline void cpm_uart_wait_until_send(struct uart_cpm_port *pinfo) +{ + unsigned long target_jiffies = jiffies + pinfo->wait_closing; + + while (!time_after(jiffies, target_jiffies)) + schedule(); +} + /* * Shutdown the uart */ @@ -394,6 +424,12 @@ static void cpm_uart_shutdown(struct uart_port *port) /* If the port is not the console, disable Rx and Tx. */ if (!(pinfo->flags & FLAG_CONSOLE)) { + /* Wait for all the BDs marked sent */ + while(!cpm_uart_tx_empty(port)) + schedule_timeout(2); + if(pinfo->wait_closing) + cpm_uart_wait_until_send(pinfo); + /* Stop uarts */ if (IS_SMC(pinfo)) { volatile smc_t *smcp = pinfo->smcp; @@ -502,7 +538,7 @@ static void cpm_uart_set_termios(struct uart_port *port, */ if ((termios->c_cflag & CREAD) == 0) port->read_status_mask &= ~BD_SC_EMPTY; - + spin_lock_irqsave(&port->lock, flags); /* Start bit has not been added (so don't, because we would just @@ -569,7 +605,8 @@ static int cpm_uart_tx_pump(struct uart_port *port) /* Pick next descriptor and fill from buffer */ bdp = pinfo->tx_cur; - p = bus_to_virt(bdp->cbd_bufaddr); + p = cpm2cpu_addr(bdp->cbd_bufaddr); + *p++ = xmit->buf[xmit->tail]; bdp->cbd_datlen = 1; bdp->cbd_sc |= BD_SC_READY; @@ -595,7 +632,7 @@ static int cpm_uart_tx_pump(struct uart_port *port) while (!(bdp->cbd_sc & BD_SC_READY) && (xmit->tail != xmit->head)) { count = 0; - p = bus_to_virt(bdp->cbd_bufaddr); + p = cpm2cpu_addr(bdp->cbd_bufaddr); while (count < pinfo->tx_fifosize) { *p++ = xmit->buf[xmit->tail]; xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1); @@ -606,6 +643,7 @@ static int cpm_uart_tx_pump(struct uart_port *port) } bdp->cbd_datlen = count; bdp->cbd_sc |= BD_SC_READY; + __asm__("eieio"); /* Get next BD. */ if (bdp->cbd_sc & BD_SC_WRAP) bdp = pinfo->tx_bd_base; @@ -643,12 +681,12 @@ static void cpm_uart_initbd(struct uart_cpm_port *pinfo) mem_addr = pinfo->mem_addr; bdp = pinfo->rx_cur = pinfo->rx_bd_base; for (i = 0; i < (pinfo->rx_nrfifos - 1); i++, bdp++) { - bdp->cbd_bufaddr = virt_to_bus(mem_addr); + bdp->cbd_bufaddr = cpu2cpm_addr(mem_addr); bdp->cbd_sc = BD_SC_EMPTY | BD_SC_INTRPT; mem_addr += pinfo->rx_fifosize; } - - bdp->cbd_bufaddr = virt_to_bus(mem_addr); + + bdp->cbd_bufaddr = cpu2cpm_addr(mem_addr); bdp->cbd_sc = BD_SC_WRAP | BD_SC_EMPTY | BD_SC_INTRPT; /* Set the physical address of the host memory @@ -658,12 +696,12 @@ static void cpm_uart_initbd(struct uart_cpm_port *pinfo) mem_addr = pinfo->mem_addr + L1_CACHE_ALIGN(pinfo->rx_nrfifos * pinfo->rx_fifosize); bdp = pinfo->tx_cur = pinfo->tx_bd_base; for (i = 0; i < (pinfo->tx_nrfifos - 1); i++, bdp++) { - bdp->cbd_bufaddr = virt_to_bus(mem_addr); + bdp->cbd_bufaddr = cpu2cpm_addr(mem_addr); bdp->cbd_sc = BD_SC_INTRPT; mem_addr += pinfo->tx_fifosize; } - - bdp->cbd_bufaddr = virt_to_bus(mem_addr); + + bdp->cbd_bufaddr = cpu2cpm_addr(mem_addr); bdp->cbd_sc = BD_SC_WRAP | BD_SC_INTRPT; } @@ -763,6 +801,8 @@ static void cpm_uart_init_smc(struct uart_cpm_port *pinfo) /* Using idle charater time requires some additional tuning. */ up->smc_mrblr = pinfo->rx_fifosize; up->smc_maxidl = pinfo->rx_fifosize; + up->smc_brklen = 0; + up->smc_brkec = 0; up->smc_brkcr = 1; cpm_line_cr_cmd(line, CPM_CR_INIT_TRX); @@ -796,7 +836,7 @@ static int cpm_uart_request_port(struct uart_port *port) /* * Setup any port IO, connect any baud rate generators, * etc. This is expected to be handled by board - * dependant code + * dependant code */ if (pinfo->set_lineif) pinfo->set_lineif(pinfo); @@ -815,6 +855,10 @@ static int cpm_uart_request_port(struct uart_port *port) return ret; cpm_uart_initbd(pinfo); + if (IS_SMC(pinfo)) + cpm_uart_init_smc(pinfo); + else + cpm_uart_init_scc(pinfo); return 0; } @@ -869,7 +913,7 @@ struct uart_cpm_port cpm_uart_ports[UART_NR] = { .flags = FLAG_SMC, .tx_nrfifos = TX_NUM_FIFO, .tx_fifosize = TX_BUF_SIZE, - .rx_nrfifos = RX_NUM_FIFO, + .rx_nrfifos = RX_NUM_FIFO, .rx_fifosize = RX_BUF_SIZE, .set_lineif = smc1_lineif, }, @@ -883,7 +927,7 @@ struct uart_cpm_port cpm_uart_ports[UART_NR] = { .flags = FLAG_SMC, .tx_nrfifos = TX_NUM_FIFO, .tx_fifosize = TX_BUF_SIZE, - .rx_nrfifos = RX_NUM_FIFO, + .rx_nrfifos = RX_NUM_FIFO, .rx_fifosize = RX_BUF_SIZE, .set_lineif = smc2_lineif, #ifdef CONFIG_SERIAL_CPM_ALT_SMC2 @@ -899,9 +943,10 @@ struct uart_cpm_port cpm_uart_ports[UART_NR] = { }, .tx_nrfifos = TX_NUM_FIFO, .tx_fifosize = TX_BUF_SIZE, - .rx_nrfifos = RX_NUM_FIFO, + .rx_nrfifos = RX_NUM_FIFO, .rx_fifosize = RX_BUF_SIZE, .set_lineif = scc1_lineif, + .wait_closing = SCC_WAIT_CLOSING, }, [UART_SCC2] = { .port = { @@ -912,9 +957,10 @@ struct uart_cpm_port cpm_uart_ports[UART_NR] = { }, .tx_nrfifos = TX_NUM_FIFO, .tx_fifosize = TX_BUF_SIZE, - .rx_nrfifos = RX_NUM_FIFO, + .rx_nrfifos = RX_NUM_FIFO, .rx_fifosize = RX_BUF_SIZE, .set_lineif = scc2_lineif, + .wait_closing = SCC_WAIT_CLOSING, }, [UART_SCC3] = { .port = { @@ -925,9 +971,10 @@ struct uart_cpm_port cpm_uart_ports[UART_NR] = { }, .tx_nrfifos = TX_NUM_FIFO, .tx_fifosize = TX_BUF_SIZE, - .rx_nrfifos = RX_NUM_FIFO, + .rx_nrfifos = RX_NUM_FIFO, .rx_fifosize = RX_BUF_SIZE, .set_lineif = scc3_lineif, + .wait_closing = SCC_WAIT_CLOSING, }, [UART_SCC4] = { .port = { @@ -938,9 +985,10 @@ struct uart_cpm_port cpm_uart_ports[UART_NR] = { }, .tx_nrfifos = TX_NUM_FIFO, .tx_fifosize = TX_BUF_SIZE, - .rx_nrfifos = RX_NUM_FIFO, + .rx_nrfifos = RX_NUM_FIFO, .rx_fifosize = RX_BUF_SIZE, .set_lineif = scc4_lineif, + .wait_closing = SCC_WAIT_CLOSING, }, }; @@ -983,11 +1031,8 @@ static void cpm_uart_console_write(struct console *co, const char *s, * If the buffer address is in the CPM DPRAM, don't * convert it. */ - if ((uint) (bdp->cbd_bufaddr) > (uint) CPM_ADDR) - cp = (unsigned char *) (bdp->cbd_bufaddr); - else - cp = bus_to_virt(bdp->cbd_bufaddr); - + cp = cpm2cpu_addr(bdp->cbd_bufaddr); + *cp = *s; bdp->cbd_datlen = 1; @@ -1003,10 +1048,7 @@ static void cpm_uart_console_write(struct console *co, const char *s, while ((bdp->cbd_sc & BD_SC_READY) != 0) ; - if ((uint) (bdp->cbd_bufaddr) > (uint) CPM_ADDR) - cp = (unsigned char *) (bdp->cbd_bufaddr); - else - cp = bus_to_virt(bdp->cbd_bufaddr); + cp = cpm2cpu_addr(bdp->cbd_bufaddr); *cp = 13; bdp->cbd_datlen = 1; @@ -1045,7 +1087,7 @@ static int __init cpm_uart_console_setup(struct console *co, char *options) port = (struct uart_port *)&cpm_uart_ports[cpm_uart_port_map[co->index]]; pinfo = (struct uart_cpm_port *)port; - + pinfo->flags |= FLAG_CONSOLE; if (options) { @@ -1062,7 +1104,7 @@ static int __init cpm_uart_console_setup(struct console *co, char *options) /* * Setup any port IO, connect any baud rate generators, * etc. This is expected to be handled by board - * dependant code + * dependant code */ if (pinfo->set_lineif) pinfo->set_lineif(pinfo); @@ -1092,14 +1134,14 @@ static int __init cpm_uart_console_setup(struct console *co, char *options) return 0; } -extern struct uart_driver cpm_reg; +static struct uart_driver cpm_reg; static struct console cpm_scc_uart_console = { - .name "ttyCPM", - .write cpm_uart_console_write, - .device uart_console_device, - .setup cpm_uart_console_setup, - .flags CON_PRINTBUFFER, - .index -1, + .name = "ttyCPM", + .write = cpm_uart_console_write, + .device = uart_console_device, + .setup = cpm_uart_console_setup, + .flags = CON_PRINTBUFFER, + .index = -1, .data = &cpm_reg, }; diff --git a/drivers/serial/cpm_uart/cpm_uart_cpm1.c b/drivers/serial/cpm_uart/cpm_uart_cpm1.c index 8efbd6d1d6a..4b0786e7eb7 100644 --- a/drivers/serial/cpm_uart/cpm_uart_cpm1.c +++ b/drivers/serial/cpm_uart/cpm_uart_cpm1.c @@ -5,7 +5,7 @@ * * Maintainer: Kumar Gala (kumar.gala@freescale.com) (CPM2) * Pantelis Antoniou (panto@intracom.gr) (CPM1) - * + * * Copyright (C) 2004 Freescale Semiconductor, Inc. * (C) 2004 Intracom, S.A. * @@ -82,6 +82,17 @@ void cpm_line_cr_cmd(int line, int cmd) void smc1_lineif(struct uart_cpm_port *pinfo) { volatile cpm8xx_t *cp = cpmp; + + (void)cp; /* fix warning */ +#if defined (CONFIG_MPC885ADS) + /* Enable SMC1 transceivers */ + { + cp->cp_pepar |= 0x000000c0; + cp->cp_pedir &= ~0x000000c0; + cp->cp_peso &= ~0x00000040; + cp->cp_peso |= 0x00000080; + } +#elif defined (CONFIG_MPC86XADS) unsigned int iobits = 0x000000c0; if (!pinfo->is_portb) { @@ -93,41 +104,33 @@ void smc1_lineif(struct uart_cpm_port *pinfo) ((immap_t *)IMAP_ADDR)->im_ioport.iop_padir &= ~iobits; ((immap_t *)IMAP_ADDR)->im_ioport.iop_paodr &= ~iobits; } - -#ifdef CONFIG_MPC885ADS - /* Enable SMC1 transceivers */ - { - volatile uint __iomem *bcsr1 = ioremap(BCSR1, 4); - uint tmp; - - tmp = in_be32(bcsr1); - tmp &= ~BCSR1_RS232EN_1; - out_be32(bcsr1, tmp); - iounmap(bcsr1); - } #endif - pinfo->brg = 1; } void smc2_lineif(struct uart_cpm_port *pinfo) { -#ifdef CONFIG_MPC885ADS volatile cpm8xx_t *cp = cpmp; - volatile uint __iomem *bcsr1; - uint tmp; + (void)cp; /* fix warning */ +#if defined (CONFIG_MPC885ADS) cp->cp_pepar |= 0x00000c00; cp->cp_pedir &= ~0x00000c00; cp->cp_peso &= ~0x00000400; cp->cp_peso |= 0x00000800; +#elif defined (CONFIG_MPC86XADS) + unsigned int iobits = 0x00000c00; + + if (!pinfo->is_portb) { + cp->cp_pbpar |= iobits; + cp->cp_pbdir &= ~iobits; + cp->cp_pbodr &= ~iobits; + } else { + ((immap_t *)IMAP_ADDR)->im_ioport.iop_papar |= iobits; + ((immap_t *)IMAP_ADDR)->im_ioport.iop_padir &= ~iobits; + ((immap_t *)IMAP_ADDR)->im_ioport.iop_paodr &= ~iobits; + } - /* Enable SMC2 transceivers */ - bcsr1 = ioremap(BCSR1, 4); - tmp = in_be32(bcsr1); - tmp &= ~BCSR1_RS232EN_2; - out_be32(bcsr1, tmp); - iounmap(bcsr1); #endif pinfo->brg = 2; @@ -158,7 +161,7 @@ void scc4_lineif(struct uart_cpm_port *pinfo) } /* - * Allocate DP-Ram and memory buffers. We need to allocate a transmit and + * Allocate DP-Ram and memory buffers. We need to allocate a transmit and * receive buffer descriptors from dual port ram, and a character * buffer area from host mem. If we are allocating for the console we need * to do it from bootmem @@ -185,6 +188,8 @@ int cpm_uart_allocbuf(struct uart_cpm_port *pinfo, unsigned int is_con) memsz = L1_CACHE_ALIGN(pinfo->rx_nrfifos * pinfo->rx_fifosize) + L1_CACHE_ALIGN(pinfo->tx_nrfifos * pinfo->tx_fifosize); if (is_con) { + /* was hostalloc but changed cause it blows away the */ + /* large tlb mapping when pinning the kernel area */ mem_addr = (u8 *) cpm_dpram_addr(cpm_dpalloc(memsz, 8)); dma_addr = 0; } else diff --git a/drivers/serial/m32r_sio.c b/drivers/serial/m32r_sio.c index 0301feacbde..9b50560b9d1 100644 --- a/drivers/serial/m32r_sio.c +++ b/drivers/serial/m32r_sio.c @@ -1123,7 +1123,7 @@ static int __init m32r_sio_console_setup(struct console *co, char *options) return uart_set_options(port, co, baud, parity, bits, flow); } -extern struct uart_driver m32r_sio_reg; +static struct uart_driver m32r_sio_reg; static struct console m32r_sio_console = { .name = "ttyS", .write = m32r_sio_console_write, diff --git a/drivers/serial/sn_console.c b/drivers/serial/sn_console.c index 840815fde49..12d1f14e78c 100644 --- a/drivers/serial/sn_console.c +++ b/drivers/serial/sn_console.c @@ -1093,6 +1093,7 @@ int __init sn_serial_console_early_setup(void) return -1; sal_console_port.sc_ops = &poll_ops; + spin_lock_init(&sal_console_port.sc_port.lock); early_sn_setup(); /* Find SAL entry points */ register_console(&sal_console_early); diff --git a/drivers/usb/host/ehci-dbg.c b/drivers/usb/host/ehci-dbg.c index 50cb0183107..b01efb6b36f 100644 --- a/drivers/usb/host/ehci-dbg.c +++ b/drivers/usb/host/ehci-dbg.c @@ -527,7 +527,7 @@ show_periodic (struct class_device *class_dev, char *buf) p.qh->period, le32_to_cpup (&p.qh->hw_info2) /* uframe masks */ - & 0xffff, + & (QH_CMASK | QH_SMASK), p.qh); size -= temp; next += temp; diff --git a/drivers/usb/host/ehci-q.c b/drivers/usb/host/ehci-q.c index 4f97a4ad1ed..20df01a79b2 100644 --- a/drivers/usb/host/ehci-q.c +++ b/drivers/usb/host/ehci-q.c @@ -222,7 +222,7 @@ __acquires(ehci->lock) struct ehci_qh *qh = (struct ehci_qh *) urb->hcpriv; /* S-mask in a QH means it's an interrupt urb */ - if ((qh->hw_info2 & __constant_cpu_to_le32 (0x00ff)) != 0) { + if ((qh->hw_info2 & __constant_cpu_to_le32 (QH_SMASK)) != 0) { /* ... update hc-wide periodic stats (for usbfs) */ ehci_to_hcd(ehci)->self.bandwidth_int_reqs--; @@ -428,7 +428,8 @@ halt: /* should be rare for periodic transfers, * except maybe high bandwidth ... */ - if (qh->period) { + if ((__constant_cpu_to_le32 (QH_SMASK) + & qh->hw_info2) != 0) { intr_deschedule (ehci, qh); (void) qh_schedule (ehci, qh); } else diff --git a/drivers/usb/host/ehci-sched.c b/drivers/usb/host/ehci-sched.c index 9af4f64532a..b56f25864ed 100644 --- a/drivers/usb/host/ehci-sched.c +++ b/drivers/usb/host/ehci-sched.c @@ -301,7 +301,7 @@ static int qh_link_periodic (struct ehci_hcd *ehci, struct ehci_qh *qh) dev_dbg (&qh->dev->dev, "link qh%d-%04x/%p start %d [%d/%d us]\n", - period, le32_to_cpup (&qh->hw_info2) & 0xffff, + period, le32_to_cpup (&qh->hw_info2) & (QH_CMASK | QH_SMASK), qh, qh->start, qh->usecs, qh->c_usecs); /* high bandwidth, or otherwise every microframe */ @@ -385,7 +385,8 @@ static void qh_unlink_periodic (struct ehci_hcd *ehci, struct ehci_qh *qh) dev_dbg (&qh->dev->dev, "unlink qh%d-%04x/%p start %d [%d/%d us]\n", - qh->period, le32_to_cpup (&qh->hw_info2) & 0xffff, + qh->period, + le32_to_cpup (&qh->hw_info2) & (QH_CMASK | QH_SMASK), qh, qh->start, qh->usecs, qh->c_usecs); /* qh->qh_next still "live" to HC */ @@ -411,7 +412,7 @@ static void intr_deschedule (struct ehci_hcd *ehci, struct ehci_qh *qh) * active high speed queues may need bigger delays... */ if (list_empty (&qh->qtd_list) - || (__constant_cpu_to_le32 (0x0ff << 8) + || (__constant_cpu_to_le32 (QH_CMASK) & qh->hw_info2) != 0) wait = 2; else @@ -533,7 +534,7 @@ static int qh_schedule (struct ehci_hcd *ehci, struct ehci_qh *qh) /* reuse the previous schedule slots, if we can */ if (frame < qh->period) { - uframe = ffs (le32_to_cpup (&qh->hw_info2) & 0x00ff); + uframe = ffs (le32_to_cpup (&qh->hw_info2) & QH_SMASK); status = check_intr_schedule (ehci, frame, --uframe, qh, &c_mask); } else { @@ -569,10 +570,10 @@ static int qh_schedule (struct ehci_hcd *ehci, struct ehci_qh *qh) qh->start = frame; /* reset S-frame and (maybe) C-frame masks */ - qh->hw_info2 &= __constant_cpu_to_le32 (~0xffff); + qh->hw_info2 &= __constant_cpu_to_le32(~(QH_CMASK | QH_SMASK)); qh->hw_info2 |= qh->period ? cpu_to_le32 (1 << uframe) - : __constant_cpu_to_le32 (0xff); + : __constant_cpu_to_le32 (QH_SMASK); qh->hw_info2 |= c_mask; } else ehci_dbg (ehci, "reused qh %p schedule\n", qh); diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h index 4df49823175..a7542157534 100644 --- a/drivers/usb/host/ehci.h +++ b/drivers/usb/host/ehci.h @@ -385,6 +385,11 @@ struct ehci_qh { __le32 hw_info1; /* see EHCI 3.6.2 */ #define QH_HEAD 0x00008000 __le32 hw_info2; /* see EHCI 3.6.2 */ +#define QH_SMASK 0x000000ff +#define QH_CMASK 0x0000ff00 +#define QH_HUBADDR 0x007f0000 +#define QH_HUBPORT 0x3f800000 +#define QH_MULT 0xc0000000 __le32 hw_current; /* qtd list - see EHCI 3.6.4 */ /* qtd overlay (hardware parts of a struct ehci_qtd) */ diff --git a/drivers/usb/host/isp116x-hcd.c b/drivers/usb/host/isp116x-hcd.c index 50b1970fe6b..76cb496c583 100644 --- a/drivers/usb/host/isp116x-hcd.c +++ b/drivers/usb/host/isp116x-hcd.c @@ -229,9 +229,11 @@ static void preproc_atl_queue(struct isp116x *isp116x) struct isp116x_ep *ep; struct urb *urb; struct ptd *ptd; - u16 toggle = 0, dir = PTD_DIR_SETUP, len; + u16 len; for (ep = isp116x->atl_active; ep; ep = ep->active) { + u16 toggle = 0, dir = PTD_DIR_SETUP; + BUG_ON(list_empty(&ep->hep->urb_list)); urb = container_of(ep->hep->urb_list.next, struct urb, urb_list); diff --git a/drivers/usb/input/wacom.c b/drivers/usb/input/wacom.c index 02412e31a46..3b266af3048 100644 --- a/drivers/usb/input/wacom.c +++ b/drivers/usb/input/wacom.c @@ -342,9 +342,6 @@ static void wacom_graphire_irq(struct urb *urb, struct pt_regs *regs) goto exit; } - x = le16_to_cpu(*(__le16 *) &data[2]); - y = le16_to_cpu(*(__le16 *) &data[4]); - input_regs(dev, regs); if (data[1] & 0x10) { /* in prox */ @@ -373,15 +370,17 @@ static void wacom_graphire_irq(struct urb *urb, struct pt_regs *regs) } } - if (data[1] & 0x80) { + if (data[1] & 0x90) { + x = le16_to_cpu(*(__le16 *) &data[2]); + y = le16_to_cpu(*(__le16 *) &data[4]); input_report_abs(dev, ABS_X, x); input_report_abs(dev, ABS_Y, y); - } - if (wacom->tool[0] != BTN_TOOL_MOUSE) { - input_report_abs(dev, ABS_PRESSURE, le16_to_cpu(*(__le16 *) &data[6])); - input_report_key(dev, BTN_TOUCH, data[1] & 0x01); - input_report_key(dev, BTN_STYLUS, data[1] & 0x02); - input_report_key(dev, BTN_STYLUS2, data[1] & 0x04); + if (wacom->tool[0] != BTN_TOOL_MOUSE) { + input_report_abs(dev, ABS_PRESSURE, le16_to_cpu(*(__le16 *) &data[6])); + input_report_key(dev, BTN_TOUCH, data[1] & 0x01); + input_report_key(dev, BTN_STYLUS, data[1] & 0x02); + input_report_key(dev, BTN_STYLUS2, data[1] & 0x04); + } } input_report_key(dev, wacom->tool[0], data[1] & 0x10); @@ -568,7 +567,7 @@ static void wacom_intuos_irq(struct urb *urb, struct pt_regs *regs) /* Cintiq doesn't send data when RDY bit isn't set */ if ((wacom->features->type == CINTIQ) && !(data[1] & 0x40)) - return; + goto exit; if (wacom->features->type >= INTUOS3) { input_report_abs(dev, ABS_X, (data[2] << 9) | (data[3] << 1) | ((data[9] >> 1) & 1)); diff --git a/drivers/usb/mon/Kconfig b/drivers/usb/mon/Kconfig index 777642e26b9..deb9ddffa40 100644 --- a/drivers/usb/mon/Kconfig +++ b/drivers/usb/mon/Kconfig @@ -9,9 +9,8 @@ config USB_MON help If you say Y here, a component which captures the USB traffic between peripheral-specific drivers and HC drivers will be built. - The USB_MON is similar in spirit and may be compatible with Dave - Harding's USBMon. + For more information, see <file:Documentation/usb/usbmon.txt>. - This is somewhat experimental at this time, but it should be safe, - as long as you aren't using modular USB and try to remove this - module. + This is somewhat experimental at this time, but it should be safe. + + If unsure, say Y. diff --git a/drivers/usb/mon/Makefile b/drivers/usb/mon/Makefile index f18d10ce91f..b0015b8a1d1 100644 --- a/drivers/usb/mon/Makefile +++ b/drivers/usb/mon/Makefile @@ -4,4 +4,5 @@ usbmon-objs := mon_main.o mon_stat.o mon_text.o +# This does not use CONFIG_USB_MON because we want this to use a tristate. obj-$(CONFIG_USB) += usbmon.o diff --git a/drivers/usb/mon/mon_main.c b/drivers/usb/mon/mon_main.c index aa9d00808e4..508a21028db 100644 --- a/drivers/usb/mon/mon_main.c +++ b/drivers/usb/mon/mon_main.c @@ -2,6 +2,8 @@ * The USB Monitor, inspired by Dave Harding's USBMon. * * mon_main.c: Main file, module initiation and exit, registrations, etc. + * + * Copyright (C) 2005 Pete Zaitcev (zaitcev@redhat.com) */ #include <linux/kernel.h> @@ -311,7 +313,7 @@ static int __init mon_init(void) mondir = debugfs_create_dir("usbmon", NULL); if (IS_ERR(mondir)) { - printk(KERN_NOTICE TAG ": debugs is not available\n"); + printk(KERN_NOTICE TAG ": debugfs is not available\n"); return -ENODEV; } if (mondir == NULL) { diff --git a/drivers/usb/mon/usb_mon.h b/drivers/usb/mon/usb_mon.h index ed35c18a5c4..9b06784d2c4 100644 --- a/drivers/usb/mon/usb_mon.h +++ b/drivers/usb/mon/usb_mon.h @@ -1,5 +1,7 @@ /* * The USB Monitor, inspired by Dave Harding's USBMon. + * + * Copyright (C) 2005 Pete Zaitcev (zaitcev@redhat.com) */ #ifndef __USB_MON_H diff --git a/drivers/usb/net/usbnet.c b/drivers/usb/net/usbnet.c index 576f3b852fc..4528a00c45b 100644 --- a/drivers/usb/net/usbnet.c +++ b/drivers/usb/net/usbnet.c @@ -1922,7 +1922,7 @@ static int genelink_rx_fixup (struct usbnet *dev, struct sk_buff *skb) // copy the packet data to the new skb memcpy(skb_put(gl_skb, size), packet->packet_data, size); - skb_return (dev, skb); + skb_return (dev, gl_skb); } // advance to the next packet diff --git a/drivers/usb/net/zd1201.c b/drivers/usb/net/zd1201.c index 29cd801eb95..e32a80b3918 100644 --- a/drivers/usb/net/zd1201.c +++ b/drivers/usb/net/zd1201.c @@ -346,8 +346,7 @@ static void zd1201_usbrx(struct urb *urb, struct pt_regs *regs) if (datalen<14) goto resubmit; if ((seq & IEEE802_11_SCTL_FRAG) == 0) { - frag = kmalloc(sizeof(struct zd1201_frag*), - GFP_ATOMIC); + frag = kmalloc(sizeof(*frag), GFP_ATOMIC); if (!frag) goto resubmit; skb = dev_alloc_skb(IEEE802_11_DATA_LEN +14+2); diff --git a/drivers/video/console/Kconfig b/drivers/video/console/Kconfig index cbff98337aa..5fe182d6e4a 100644 --- a/drivers/video/console/Kconfig +++ b/drivers/video/console/Kconfig @@ -6,7 +6,7 @@ menu "Console display driver support" config VGA_CONSOLE bool "VGA text console" if EMBEDDED || !X86 - depends on !ARCH_ACORN && !ARCH_EBSA110 && !4xx && !8xx && !SPARC32 && !SPARC64 && !M68K && !PARISC + depends on !ARCH_ACORN && !ARCH_EBSA110 && !4xx && !8xx && !SPARC32 && !SPARC64 && !M68K && !PARISC && !ARCH_VERSATILE default y help Saying Y here will allow you to use Linux in text mode through a diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c index d2e19f6dd72..4ff853fbe0b 100644 --- a/drivers/video/fbmem.c +++ b/drivers/video/fbmem.c @@ -628,7 +628,7 @@ fb_pan_display(struct fb_info *info, struct fb_var_screeninfo *var) int fb_set_var(struct fb_info *info, struct fb_var_screeninfo *var) { - int err; + int err, flags = info->flags; if (var->activate & FB_ACTIVATE_INV_MODE) { struct fb_videomode mode1, mode2; @@ -682,7 +682,7 @@ fb_set_var(struct fb_info *info, struct fb_var_screeninfo *var) !list_empty(&info->modelist)) err = fb_add_videomode(&mode, &info->modelist); - if (!err && info->flags & FBINFO_MISC_USEREVENT) { + if (!err && (flags & FBINFO_MISC_USEREVENT)) { struct fb_event event; info->flags &= ~FBINFO_MISC_USEREVENT; diff --git a/drivers/video/fbsysfs.c b/drivers/video/fbsysfs.c index ed1d4d1ac4f..1147b899f00 100644 --- a/drivers/video/fbsysfs.c +++ b/drivers/video/fbsysfs.c @@ -414,6 +414,13 @@ static ssize_t show_pan(struct class_device *class_device, char *buf) fb_info->var.xoffset); } +static ssize_t show_name(struct class_device *class_device, char *buf) +{ + struct fb_info *fb_info = (struct fb_info *)class_get_devdata(class_device); + + return snprintf(buf, PAGE_SIZE, "%s\n", fb_info->fix.id); +} + static struct class_device_attribute class_device_attrs[] = { __ATTR(bits_per_pixel, S_IRUGO|S_IWUSR, show_bpp, store_bpp), __ATTR(blank, S_IRUGO|S_IWUSR, show_blank, store_blank), @@ -424,6 +431,7 @@ static struct class_device_attribute class_device_attrs[] = { __ATTR(modes, S_IRUGO|S_IWUSR, show_modes, store_modes), __ATTR(pan, S_IRUGO|S_IWUSR, show_pan, store_pan), __ATTR(virtual_size, S_IRUGO|S_IWUSR, show_virtual, store_virtual), + __ATTR(name, S_IRUGO, show_name, NULL), }; int fb_init_class_device(struct fb_info *fb_info) diff --git a/drivers/video/intelfb/intelfbdrv.c b/drivers/video/intelfb/intelfbdrv.c index 298bc9cd99e..a112a178685 100644 --- a/drivers/video/intelfb/intelfbdrv.c +++ b/drivers/video/intelfb/intelfbdrv.c @@ -583,23 +583,6 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent) return -ENODEV; } - /* Map the fb and MMIO regions */ - dinfo->aperture.virtual = (u8 __iomem *)ioremap_nocache - (dinfo->aperture.physical, dinfo->aperture.size); - if (!dinfo->aperture.virtual) { - ERR_MSG("Cannot remap FB region.\n"); - cleanup(dinfo); - return -ENODEV; - } - dinfo->mmio_base = - (u8 __iomem *)ioremap_nocache(dinfo->mmio_base_phys, - INTEL_REG_SIZE); - if (!dinfo->mmio_base) { - ERR_MSG("Cannot remap MMIO region.\n"); - cleanup(dinfo); - return -ENODEV; - } - /* Get the chipset info. */ dinfo->pci_chipset = pdev->device; @@ -630,9 +613,15 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent) dinfo->accel = 0; } + if (MB(voffset) < stolen_size) + offset = (stolen_size >> 12); + else + offset = ROUND_UP_TO_PAGE(MB(voffset))/GTT_PAGE_SIZE; + /* Framebuffer parameters - Use all the stolen memory if >= vram */ - if (ROUND_UP_TO_PAGE(stolen_size) >= MB(vram)) { + if (ROUND_UP_TO_PAGE(stolen_size) >= ((offset << 12) + MB(vram))) { dinfo->fb.size = ROUND_UP_TO_PAGE(stolen_size); + dinfo->fb.offset = 0; dinfo->fbmem_gart = 0; } else { dinfo->fb.size = MB(vram); @@ -663,11 +652,6 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent) return -ENODEV; } - if (MB(voffset) < stolen_size) - offset = (stolen_size >> 12); - else - offset = ROUND_UP_TO_PAGE(MB(voffset))/GTT_PAGE_SIZE; - /* set the mem offsets - set them after the already used pages */ if (dinfo->accel) { dinfo->ring.offset = offset + gtt_info.current_memory; @@ -682,6 +666,26 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent) + (dinfo->cursor.size >> 12); } + /* Map the fb and MMIO regions */ + /* ioremap only up to the end of used aperture */ + dinfo->aperture.virtual = (u8 __iomem *)ioremap_nocache + (dinfo->aperture.physical, (dinfo->fb.offset << 12) + + dinfo->fb.size); + if (!dinfo->aperture.virtual) { + ERR_MSG("Cannot remap FB region.\n"); + cleanup(dinfo); + return -ENODEV; + } + + dinfo->mmio_base = + (u8 __iomem *)ioremap_nocache(dinfo->mmio_base_phys, + INTEL_REG_SIZE); + if (!dinfo->mmio_base) { + ERR_MSG("Cannot remap MMIO region.\n"); + cleanup(dinfo); + return -ENODEV; + } + /* Allocate memories (which aren't stolen) */ if (dinfo->accel) { if (!(dinfo->gtt_ring_mem = diff --git a/drivers/video/modedb.c b/drivers/video/modedb.c index fbf659b6dab..3edc9f49344 100644 --- a/drivers/video/modedb.c +++ b/drivers/video/modedb.c @@ -246,6 +246,11 @@ static const struct fb_videomode modedb[] = { /* 480x300 @ 72 Hz, 48.0 kHz hsync */ NULL, 72, 480, 300, 33386, 40, 24, 11, 19, 80, 3, 0, FB_VMODE_DOUBLE + }, { + /* 1920x1200 @ 60 Hz, 74.5 Khz hsync */ + NULL, 60, 1920, 1200, 5177, 128, 336, 1, 38, 208, 3, + FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, + FB_VMODE_NONINTERLACED }, }; diff --git a/drivers/video/nvidia/nvidia.c b/drivers/video/nvidia/nvidia.c index b2e6b240786..52b16850a54 100644 --- a/drivers/video/nvidia/nvidia.c +++ b/drivers/video/nvidia/nvidia.c @@ -1324,6 +1324,13 @@ static int __devinit nvidia_set_fbinfo(struct fb_info *info) fb_videomode_to_var(&nvidiafb_default_var, &modedb); nvidiafb_default_var.bits_per_pixel = 8; + } else if (par->fpWidth && par->fpHeight) { + char buf[16]; + + memset(buf, 0, 16); + snprintf(buf, 15, "%dx%d", par->fpWidth, par->fpHeight); + fb_find_mode(&nvidiafb_default_var, info, buf, specs->modedb, + specs->modedb_len, &modedb, 8); } if (mode_option) diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c index 16e37a535d8..30112816420 100644 --- a/drivers/video/pxafb.c +++ b/drivers/video/pxafb.c @@ -717,6 +717,9 @@ static void pxafb_enable_controller(struct pxafb_info *fbi) DPRINTK("reg_lccr2 0x%08x\n", (unsigned int) fbi->reg_lccr2); DPRINTK("reg_lccr3 0x%08x\n", (unsigned int) fbi->reg_lccr3); + /* enable LCD controller clock */ + pxa_set_cken(CKEN16_LCD, 1); + /* Sequence from 11.7.10 */ LCCR3 = fbi->reg_lccr3; LCCR2 = fbi->reg_lccr2; @@ -750,6 +753,9 @@ static void pxafb_disable_controller(struct pxafb_info *fbi) schedule_timeout(20 * HZ / 1000); remove_wait_queue(&fbi->ctrlr_wait, &wait); + + /* disable LCD controller clock */ + pxa_set_cken(CKEN16_LCD, 0); } /* @@ -1299,8 +1305,6 @@ int __init pxafb_probe(struct device *dev) ret = -ENOMEM; goto failed; } - /* enable LCD controller clock */ - pxa_set_cken(CKEN16_LCD, 1); ret = request_irq(IRQ_LCD, pxafb_handle_irq, SA_INTERRUPT, "LCD", fbi); if (ret) { diff --git a/drivers/video/radeonfb.c b/drivers/video/radeonfb.c index c46387024b1..a78b9bd8f89 100644 --- a/drivers/video/radeonfb.c +++ b/drivers/video/radeonfb.c @@ -80,7 +80,7 @@ #include <video/radeon.h> #include <linux/radeonfb.h> -#define DEBUG 1 +#define DEBUG 0 #if DEBUG #define RTRACE printk diff --git a/drivers/video/sa1100fb.c b/drivers/video/sa1100fb.c index 2d29db7ef80..beeec7b5142 100644 --- a/drivers/video/sa1100fb.c +++ b/drivers/video/sa1100fb.c @@ -598,7 +598,7 @@ sa1100fb_setcolreg(u_int regno, u_int red, u_int green, u_int blue, * requests for the LCD controller. If we hit this, it means we're * doing nothing but LCD DMA. */ -static unsigned int sa1100fb_display_dma_period(struct fb_var_screeninfo *var) +static inline unsigned int sa1100fb_display_dma_period(struct fb_var_screeninfo *var) { /* * Period = pixclock * bits_per_byte * bytes_per_transfer diff --git a/drivers/video/tridentfb.c b/drivers/video/tridentfb.c index da8004e5d03..698ca9232e7 100644 --- a/drivers/video/tridentfb.c +++ b/drivers/video/tridentfb.c @@ -454,13 +454,16 @@ static struct accel_switch accel_image = { static void tridentfb_fillrect(struct fb_info * info, const struct fb_fillrect *fr) { int bpp = info->var.bits_per_pixel; - int col; + int col = 0; switch (bpp) { default: - case 8: col = fr->color; + case 8: col |= fr->color; + col |= col << 8; + col |= col << 16; break; case 16: col = ((u32 *)(info->pseudo_palette))[fr->color]; + break; case 32: col = ((u32 *)(info->pseudo_palette))[fr->color]; break; @@ -882,8 +885,9 @@ static int tridentfb_set_par(struct fb_info *info) write3X4(GraphEngReg, 0x80); //enable GE for text acceleration -// if (info->var.accel_flags & FB_ACCELF_TEXT) -//FIXME acc->init_accel(info->var.xres,bpp); +#ifdef CONFIG_FB_TRIDENT_ACCEL + acc->init_accel(info->var.xres,bpp); +#endif switch (bpp) { case 8: tmp = 0x00; break; @@ -900,7 +904,7 @@ static int tridentfb_set_par(struct fb_info *info) write3X4(DRAMControl, tmp); //both IO,linear enable write3X4(InterfaceSel, read3X4(InterfaceSel) | 0x40); - write3X4(Performance,0x20); + write3X4(Performance,0x92); write3X4(PCIReg,0x07); //MMIO & PCI read and write burst enable /* convert from picoseconds to MHz */ @@ -981,12 +985,14 @@ static int tridentfb_setcolreg(unsigned regno, unsigned red, unsigned green, t_outb(green>>10,0x3C9); t_outb(blue>>10,0x3C9); - } else - if (bpp == 16) /* RGB 565 */ - ((u32*)info->pseudo_palette)[regno] = (red & 0xF800) | - ((green & 0xFC00) >> 5) | ((blue & 0xF800) >> 11); - else - if (bpp == 32) /* ARGB 8888 */ + } else if (bpp == 16) { /* RGB 565 */ + u32 col; + + col = (red & 0xF800) | ((green & 0xFC00) >> 5) | + ((blue & 0xF800) >> 11); + col |= col << 16; + ((u32 *)(info->pseudo_palette))[regno] = col; + } else if (bpp == 32) /* ARGB 8888 */ ((u32*)info->pseudo_palette)[regno] = ((transp & 0xFF00) <<16) | ((red & 0xFF00) << 8) | diff --git a/drivers/w1/w1.c b/drivers/w1/w1.c index 8a9c4282250..0bbf029b1ef 100644 --- a/drivers/w1/w1.c +++ b/drivers/w1/w1.c @@ -593,7 +593,7 @@ void w1_search(struct w1_master *dev, w1_slave_found_callback cb) * Return 0 - device(s) present, 1 - no devices present. */ if (w1_reset_bus(dev)) { - dev_info(&dev->dev, "No devices present on the wire.\n"); + dev_dbg(&dev->dev, "No devices present on the wire.\n"); break; } |