diff options
301 files changed, 13811 insertions, 13808 deletions
diff --git a/Documentation/filesystems/vfat.txt b/Documentation/filesystems/vfat.txt index b58b84b50fa..eed520fd0c8 100644 --- a/Documentation/filesystems/vfat.txt +++ b/Documentation/filesystems/vfat.txt @@ -102,7 +102,7 @@ shortname=lower|win95|winnt|mixed winnt: emulate the Windows NT rule for display/create. mixed: emulate the Windows NT rule for display, emulate the Windows 95 rule for create. - Default setting is `lower'. + Default setting is `mixed'. tz=UTC -- Interpret timestamps as UTC rather than local time. This option disables the conversion of timestamps diff --git a/Documentation/laptops/thinkpad-acpi.txt b/Documentation/laptops/thinkpad-acpi.txt index 6d03487ef1c..aafcaa63419 100644 --- a/Documentation/laptops/thinkpad-acpi.txt +++ b/Documentation/laptops/thinkpad-acpi.txt @@ -199,18 +199,22 @@ kind to allow it (and it often doesn't!). Not all bits in the mask can be modified. Not all bits that can be modified do anything. Not all hot keys can be individually controlled -by the mask. Some models do not support the mask at all, and in those -models, hot keys cannot be controlled individually. The behaviour of -the mask is, therefore, highly dependent on the ThinkPad model. +by the mask. Some models do not support the mask at all. The behaviour +of the mask is, therefore, highly dependent on the ThinkPad model. + +The driver will filter out any unmasked hotkeys, so even if the firmware +doesn't allow disabling an specific hotkey, the driver will not report +events for unmasked hotkeys. Note that unmasking some keys prevents their default behavior. For example, if Fn+F5 is unmasked, that key will no longer enable/disable -Bluetooth by itself. +Bluetooth by itself in firmware. -Note also that not all Fn key combinations are supported through ACPI. -For example, on the X40, the brightness, volume and "Access IBM" buttons -do not generate ACPI events even with this driver. They *can* be used -through the "ThinkPad Buttons" utility, see http://www.nongnu.org/tpb/ +Note also that not all Fn key combinations are supported through ACPI +depending on the ThinkPad model and firmware version. On those +ThinkPads, it is still possible to support some extra hotkeys by +polling the "CMOS NVRAM" at least 10 times per second. The driver +attempts to enables this functionality automatically when required. procfs notes: @@ -255,18 +259,11 @@ sysfs notes: 1: does nothing hotkey_mask: - bit mask to enable driver-handling (and depending on + bit mask to enable reporting (and depending on the firmware, ACPI event generation) for each hot key (see above). Returns the current status of the hot keys mask, and allows one to modify it. - Note: when NVRAM polling is active, the firmware mask - will be different from the value returned by - hotkey_mask. The driver will retain enabled bits for - hotkeys that are under NVRAM polling even if the - firmware refuses them, and will not set these bits on - the firmware hot key mask. - hotkey_all_mask: bit mask that should enable event reporting for all supported hot keys, when echoed to hotkey_mask above. @@ -279,7 +276,8 @@ sysfs notes: bit mask that should enable event reporting for all supported hot keys, except those which are always handled by the firmware anyway. Echo it to - hotkey_mask above, to use. + hotkey_mask above, to use. This is the default mask + used by the driver. hotkey_source_mask: bit mask that selects which hot keys will the driver @@ -287,9 +285,10 @@ sysfs notes: based on the capabilities reported by the ACPI firmware, but it can be overridden at runtime. - Hot keys whose bits are set in both hotkey_source_mask - and also on hotkey_mask are polled for in NVRAM. Only a - few hot keys are available through CMOS NVRAM polling. + Hot keys whose bits are set in hotkey_source_mask are + polled for in NVRAM, and reported as hotkey events if + enabled in hotkey_mask. Only a few hot keys are + available through CMOS NVRAM polling. Warning: when in NVRAM mode, the volume up/down/mute keys are synthesized according to changes in the mixer, @@ -525,6 +524,7 @@ compatibility purposes when hotkey_report_mode is set to 1. 0x2305 System is waking up from suspend to eject bay 0x2404 System is waking up from hibernation to undock 0x2405 System is waking up from hibernation to eject bay +0x5010 Brightness level changed/control event The above events are never propagated by the driver. @@ -532,7 +532,6 @@ The above events are never propagated by the driver. 0x4003 Undocked (see 0x2x04), can sleep again 0x500B Tablet pen inserted into its storage bay 0x500C Tablet pen removed from its storage bay -0x5010 Brightness level changed (newer Lenovo BIOSes) The above events are propagated by the driver. @@ -621,6 +620,8 @@ For Lenovo models *with* ACPI backlight control: 2. Do *NOT* load up ACPI video, enable the hotkeys in thinkpad-acpi, and map them to KEY_BRIGHTNESS_UP and KEY_BRIGHTNESS_DOWN. Process these keys on userspace somehow (e.g. by calling xbacklight). + The driver will do this automatically if it detects that ACPI video + has been disabled. Bluetooth @@ -1459,3 +1460,8 @@ Sysfs interface changelog: 0x020400: Marker for 16 LEDs support. Also, LEDs that are known to not exist in a given model are not registered with the LED sysfs class anymore. + +0x020500: Updated hotkey driver, hotkey_mask is always available + and it is always able to disable hot keys. Very old + thinkpads are properly supported. hotkey_bios_mask + is deprecated and marked for removal. @@ -1,7 +1,7 @@ VERSION = 2 PATCHLEVEL = 6 -SUBLEVEL = 31 -EXTRAVERSION = +SUBLEVEL = 32 +EXTRAVERSION = -rc2 NAME = Man-Eating Seals of Antiquity # *DOCUMENTATION* diff --git a/arch/alpha/kernel/vmlinux.lds.S b/arch/alpha/kernel/vmlinux.lds.S index 2906665b1c1..003ef4c0258 100644 --- a/arch/alpha/kernel/vmlinux.lds.S +++ b/arch/alpha/kernel/vmlinux.lds.S @@ -1,6 +1,6 @@ #include <asm-generic/vmlinux.lds.h> -#include <asm/page.h> #include <asm/thread_info.h> +#include <asm/page.h> OUTPUT_FORMAT("elf64-alpha") OUTPUT_ARCH(alpha) diff --git a/arch/arm/kernel/entry-header.S b/arch/arm/kernel/entry-header.S index e17e3c30d95..ac34c0d9384 100644 --- a/arch/arm/kernel/entry-header.S +++ b/arch/arm/kernel/entry-header.S @@ -83,6 +83,8 @@ ldr r0, [sp] strex r1, r2, [sp] @ clear the exclusive monitor ldmib sp, {r1 - pc}^ @ load r1 - pc, cpsr +#else + ldmia sp, {r0 - pc}^ @ load r0 - pc, cpsr #endif .endm diff --git a/arch/arm/mach-omap1/id.c b/arch/arm/mach-omap1/id.c index 4ef26faf083..e5dcdf764c9 100644 --- a/arch/arm/mach-omap1/id.c +++ b/arch/arm/mach-omap1/id.c @@ -38,7 +38,7 @@ static struct omap_id omap_ids[] __initdata = { { .jtag_id = 0xb574, .die_rev = 0x2, .omap_id = 0x03310315, .type = 0x03100000}, { .jtag_id = 0x355f, .die_rev = 0x0, .omap_id = 0x03320000, .type = 0x07300100}, { .jtag_id = 0xb55f, .die_rev = 0x0, .omap_id = 0x03320000, .type = 0x07300300}, - { .jtag_id = 0xb55f, .die_rev = 0x0, .omap_id = 0x03320500, .type = 0x08500000}, + { .jtag_id = 0xb62c, .die_rev = 0x1, .omap_id = 0x03320500, .type = 0x08500000}, { .jtag_id = 0xb470, .die_rev = 0x0, .omap_id = 0x03310100, .type = 0x15100000}, { .jtag_id = 0xb576, .die_rev = 0x0, .omap_id = 0x03320000, .type = 0x16100000}, { .jtag_id = 0xb576, .die_rev = 0x2, .omap_id = 0x03320100, .type = 0x16110000}, diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c index bd57ec76dc5..efaf053eba8 100644 --- a/arch/arm/mach-omap2/board-3430sdp.c +++ b/arch/arm/mach-omap2/board-3430sdp.c @@ -54,7 +54,7 @@ #define TWL4030_MSECURE_GPIO 22 -static int sdp3430_keymap[] = { +static int board_keymap[] = { KEY(0, 0, KEY_LEFT), KEY(0, 1, KEY_RIGHT), KEY(0, 2, KEY_A), @@ -88,11 +88,15 @@ static int sdp3430_keymap[] = { 0 }; +static struct matrix_keymap_data board_map_data = { + .keymap = board_keymap, + .keymap_size = ARRAY_SIZE(board_keymap), +}; + static struct twl4030_keypad_data sdp3430_kp_data = { + .keymap_data = &board_map_data, .rows = 5, .cols = 6, - .keymap = sdp3430_keymap, - .keymapsize = ARRAY_SIZE(sdp3430_keymap), .rep = 1, }; diff --git a/arch/arm/mach-omap2/board-ldp.c b/arch/arm/mach-omap2/board-ldp.c index ec6854cbdd9..d110a7fdfbd 100644 --- a/arch/arm/mach-omap2/board-ldp.c +++ b/arch/arm/mach-omap2/board-ldp.c @@ -80,7 +80,7 @@ static struct platform_device ldp_smsc911x_device = { }, }; -static int ldp_twl4030_keymap[] = { +static int board_keymap[] = { KEY(0, 0, KEY_1), KEY(1, 0, KEY_2), KEY(2, 0, KEY_3), @@ -101,11 +101,15 @@ static int ldp_twl4030_keymap[] = { 0 }; +static struct matrix_keymap_data board_map_data = { + .keymap = board_keymap, + .keymap_size = ARRAY_SIZE(board_keymap), +}; + static struct twl4030_keypad_data ldp_kp_twl4030_data = { + .keymap_data = &board_map_data, .rows = 6, .cols = 6, - .keymap = ldp_twl4030_keymap, - .keymapsize = ARRAY_SIZE(ldp_twl4030_keymap), .rep = 1, }; diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c index 500c9956876..70df6b4dbcd 100644 --- a/arch/arm/mach-omap2/board-omap3beagle.c +++ b/arch/arm/mach-omap2/board-omap3beagle.c @@ -139,8 +139,13 @@ static struct gpio_led gpio_leds[]; static int beagle_twl_gpio_setup(struct device *dev, unsigned gpio, unsigned ngpio) { + if (system_rev >= 0x20 && system_rev <= 0x34301000) { + omap_cfg_reg(AG9_34XX_GPIO23); + mmc[0].gpio_wp = 23; + } else { + omap_cfg_reg(AH8_34XX_GPIO29); + } /* gpio + 0 is "mmc0_cd" (input/IRQ) */ - omap_cfg_reg(AH8_34XX_GPIO29); mmc[0].gpio_cd = gpio + 0; twl4030_mmc_init(mmc); diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c index d50b9be9058..e4ec0c59121 100644 --- a/arch/arm/mach-omap2/board-omap3evm.c +++ b/arch/arm/mach-omap2/board-omap3evm.c @@ -159,7 +159,7 @@ static struct twl4030_usb_data omap3evm_usb_data = { .usb_mode = T2_USB_MODE_ULPI, }; -static int omap3evm_keymap[] = { +static int board_keymap[] = { KEY(0, 0, KEY_LEFT), KEY(0, 1, KEY_RIGHT), KEY(0, 2, KEY_A), @@ -178,11 +178,15 @@ static int omap3evm_keymap[] = { KEY(3, 3, KEY_P) }; +static struct matrix_keymap_data board_map_data = { + .keymap = board_keymap, + .keymap_size = ARRAY_SIZE(board_keymap), +}; + static struct twl4030_keypad_data omap3evm_kp_data = { + .keymap_data = &board_map_data, .rows = 4, .cols = 4, - .keymap = omap3evm_keymap, - .keymapsize = ARRAY_SIZE(omap3evm_keymap), .rep = 1, }; diff --git a/arch/arm/mach-omap2/board-omap3pandora.c b/arch/arm/mach-omap2/board-omap3pandora.c index b43f6e36b6d..7f6bf8772af 100644 --- a/arch/arm/mach-omap2/board-omap3pandora.c +++ b/arch/arm/mach-omap2/board-omap3pandora.c @@ -133,7 +133,7 @@ static void __init pandora_keys_gpio_init(void) omap_set_gpio_debounce_time(32 * 5, GPIO_DEBOUNCE_TIME); } -static int pandora_keypad_map[] = { +static int board_keymap[] = { /* col, row, code */ KEY(0, 0, KEY_9), KEY(0, 1, KEY_0), @@ -180,11 +180,15 @@ static int pandora_keypad_map[] = { KEY(5, 2, KEY_FN), }; +static struct matrix_keymap_data board_map_data = { + .keymap = board_keymap, + .keymap_size = ARRAY_SIZE(board_keymap), +}; + static struct twl4030_keypad_data pandora_kp_data = { + .keymap_data = &board_map_data, .rows = 8, .cols = 6, - .keymap = pandora_keypad_map, - .keymapsize = ARRAY_SIZE(pandora_keypad_map), .rep = 1, }; diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c index e6e8290b782..b45ad312c58 100644 --- a/arch/arm/mach-omap2/board-rx51-peripherals.c +++ b/arch/arm/mach-omap2/board-rx51-peripherals.c @@ -36,7 +36,7 @@ #define SYSTEM_REV_B_USES_VAUX3 0x1699 #define SYSTEM_REV_S_USES_VAUX3 0x8 -static int rx51_keymap[] = { +static int board_keymap[] = { KEY(0, 0, KEY_Q), KEY(0, 1, KEY_W), KEY(0, 2, KEY_E), @@ -83,11 +83,15 @@ static int rx51_keymap[] = { KEY(0xff, 5, KEY_F10), }; +static struct matrix_keymap_data board_map_data = { + .keymap = board_keymap, + .keymap_size = ARRAY_SIZE(board_keymap), +}; + static struct twl4030_keypad_data rx51_kp_data = { + .keymap_data = &board_map_data, .rows = 8, .cols = 8, - .keymap = rx51_keymap, - .keymapsize = ARRAY_SIZE(rx51_keymap), .rep = 1, }; diff --git a/arch/arm/mach-omap2/board-zoom2.c b/arch/arm/mach-omap2/board-zoom2.c index 324009edbd5..b7b32208ced 100644 --- a/arch/arm/mach-omap2/board-zoom2.c +++ b/arch/arm/mach-omap2/board-zoom2.c @@ -27,7 +27,7 @@ #include "mmc-twl4030.h" /* Zoom2 has Qwerty keyboard*/ -static int zoom2_twl4030_keymap[] = { +static int board_keymap[] = { KEY(0, 0, KEY_E), KEY(1, 0, KEY_R), KEY(2, 0, KEY_T), @@ -82,11 +82,15 @@ static int zoom2_twl4030_keymap[] = { 0 }; +static struct matrix_keymap_data board_map_data = { + .keymap = board_keymap, + .keymap_size = ARRAY_SIZE(board_keymap), +}; + static struct twl4030_keypad_data zoom2_kp_twl4030_data = { + .keymap_data = &board_map_data, .rows = 8, .cols = 8, - .keymap = zoom2_twl4030_keymap, - .keymapsize = ARRAY_SIZE(zoom2_twl4030_keymap), .rep = 1, }; diff --git a/arch/arm/mach-omap2/cm4xxx.c b/arch/arm/mach-omap2/cm4xxx.c index e4ebd6d5313..4af76bb1003 100644 --- a/arch/arm/mach-omap2/cm4xxx.c +++ b/arch/arm/mach-omap2/cm4xxx.c @@ -22,7 +22,6 @@ #include <asm/atomic.h> #include "cm.h" -#include "cm-regbits-4xxx.h" /* XXX move this to cm.h */ /* MAX_MODULE_READY_TIME: max milliseconds for module to leave idle */ @@ -50,19 +49,7 @@ */ int omap4_cm_wait_idlest_ready(u32 prcm_mod, u8 prcm_dev_offs) { - int i = 0; - u8 cm_id; - u16 prcm_mod_offs; - u32 mask = OMAP4_PRCM_CM_CLKCTRL_IDLEST_MASK; - - cm_id = prcm_mod >> OMAP4_PRCM_MOD_CM_ID_SHIFT; - prcm_mod_offs = prcm_mod & OMAP4_PRCM_MOD_OFFS_MASK; - - while (((omap4_cm_read_mod_reg(cm_id, prcm_mod_offs, prcm_dev_offs, - OMAP4_CM_CLKCTRL_DREG) & mask) != 0) && - (i++ < MAX_MODULE_READY_TIME)) - udelay(1); - - return (i < MAX_MODULE_READY_TIME) ? 0 : -EBUSY; + /* FIXME: Add clock manager related code */ + return 0; } diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c index bcfcfc7fdb9..faf7a1e0c52 100644 --- a/arch/arm/mach-omap2/devices.c +++ b/arch/arm/mach-omap2/devices.c @@ -355,29 +355,60 @@ static struct platform_device omap2_mcspi4 = { }; #endif -static void omap_init_mcspi(void) +#ifdef CONFIG_ARCH_OMAP4 +static inline void omap4_mcspi_fixup(void) { - if (cpu_is_omap44xx()) { - omap2_mcspi1_resources[0].start = OMAP4_MCSPI1_BASE; - omap2_mcspi1_resources[0].end = OMAP4_MCSPI1_BASE + 0xff; - omap2_mcspi2_resources[0].start = OMAP4_MCSPI2_BASE; - omap2_mcspi2_resources[0].end = OMAP4_MCSPI2_BASE + 0xff; - omap2_mcspi3_resources[0].start = OMAP4_MCSPI3_BASE; - omap2_mcspi3_resources[0].end = OMAP4_MCSPI3_BASE + 0xff; - omap2_mcspi4_resources[0].start = OMAP4_MCSPI4_BASE; - omap2_mcspi4_resources[0].end = OMAP4_MCSPI4_BASE + 0xff; - } - platform_device_register(&omap2_mcspi1); - platform_device_register(&omap2_mcspi2); + omap2_mcspi1_resources[0].start = OMAP4_MCSPI1_BASE; + omap2_mcspi1_resources[0].end = OMAP4_MCSPI1_BASE + 0xff; + omap2_mcspi2_resources[0].start = OMAP4_MCSPI2_BASE; + omap2_mcspi2_resources[0].end = OMAP4_MCSPI2_BASE + 0xff; + omap2_mcspi3_resources[0].start = OMAP4_MCSPI3_BASE; + omap2_mcspi3_resources[0].end = OMAP4_MCSPI3_BASE + 0xff; + omap2_mcspi4_resources[0].start = OMAP4_MCSPI4_BASE; + omap2_mcspi4_resources[0].end = OMAP4_MCSPI4_BASE + 0xff; +} +#else +static inline void omap4_mcspi_fixup(void) +{ +} +#endif + #if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3) || \ defined(CONFIG_ARCH_OMAP4) - if (cpu_is_omap2430() || cpu_is_omap343x() || cpu_is_omap44xx()) - platform_device_register(&omap2_mcspi3); +static inline void omap2_mcspi3_init(void) +{ + platform_device_register(&omap2_mcspi3); +} +#else +static inline void omap2_mcspi3_init(void) +{ +} #endif + #if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4) - if (cpu_is_omap343x() || cpu_is_omap44xx()) - platform_device_register(&omap2_mcspi4); +static inline void omap2_mcspi4_init(void) +{ + platform_device_register(&omap2_mcspi4); +} +#else +static inline void omap2_mcspi4_init(void) +{ +} #endif + +static void omap_init_mcspi(void) +{ + if (cpu_is_omap44xx()) + omap4_mcspi_fixup(); + + platform_device_register(&omap2_mcspi1); + platform_device_register(&omap2_mcspi2); + + if (cpu_is_omap2430() || cpu_is_omap343x() || cpu_is_omap44xx()) + omap2_mcspi3_init(); + + if (cpu_is_omap343x() || cpu_is_omap44xx()) + omap2_mcspi4_init(); } #else diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c index 7574b6f20e8..e3a3bad1d84 100644 --- a/arch/arm/mach-omap2/io.c +++ b/arch/arm/mach-omap2/io.c @@ -294,10 +294,10 @@ void __init omap2_init_common_hw(struct omap_sdrc_params *sdrc_cs0, else if (cpu_is_omap34xx()) hwmods = omap34xx_hwmods; - omap_hwmod_init(hwmods); - omap2_mux_init(); #ifndef CONFIG_ARCH_OMAP4 /* FIXME: Remove this once the clkdev is ready */ /* The OPP tables have to be registered before a clk init */ + omap_hwmod_init(hwmods); + omap2_mux_init(); omap_pm_if_early_init(mpu_opps, dsp_opps, l3_opps); pwrdm_init(powerdomains_omap); clkdm_init(clockdomains_omap, clkdm_pwrdm_autodeps); diff --git a/arch/arm/mach-omap2/iommu2.c b/arch/arm/mach-omap2/iommu2.c index 2d9b5cc981c..4a0e1cd5c1f 100644 --- a/arch/arm/mach-omap2/iommu2.c +++ b/arch/arm/mach-omap2/iommu2.c @@ -79,7 +79,7 @@ static int omap2_iommu_enable(struct iommu *obj) l = iommu_read_reg(obj, MMU_SYSSTATUS); if (l & MMU_SYS_RESETDONE) break; - } while (time_after(jiffies, timeout)); + } while (!time_after(jiffies, timeout)); if (!(l & MMU_SYS_RESETDONE)) { dev_err(obj->dev, "can't take mmu out of reset\n"); diff --git a/arch/arm/mach-omap2/mailbox.c b/arch/arm/mach-omap2/mailbox.c index 6f71f3730c9..c035ad3426d 100644 --- a/arch/arm/mach-omap2/mailbox.c +++ b/arch/arm/mach-omap2/mailbox.c @@ -30,6 +30,14 @@ #define MAILBOX_IRQ_NEWMSG(u) (1 << (2 * (u))) #define MAILBOX_IRQ_NOTFULL(u) (1 << (2 * (u) + 1)) +/* SYSCONFIG: register bit definition */ +#define AUTOIDLE (1 << 0) +#define SOFTRESET (1 << 1) +#define SMARTIDLE (2 << 3) + +/* SYSSTATUS: register bit definition */ +#define RESETDONE (1 << 0) + #define MBOX_REG_SIZE 0x120 #define MBOX_NR_REGS (MBOX_REG_SIZE / sizeof(u32)) @@ -69,21 +77,33 @@ static inline void mbox_write_reg(u32 val, size_t ofs) /* Mailbox H/W preparations */ static int omap2_mbox_startup(struct omap_mbox *mbox) { - unsigned int l; + u32 l; + unsigned long timeout; mbox_ick_handle = clk_get(NULL, "mailboxes_ick"); if (IS_ERR(mbox_ick_handle)) { - printk("Could not get mailboxes_ick\n"); + pr_err("Can't get mailboxes_ick\n"); return -ENODEV; } clk_enable(mbox_ick_handle); + mbox_write_reg(SOFTRESET, MAILBOX_SYSCONFIG); + timeout = jiffies + msecs_to_jiffies(20); + do { + l = mbox_read_reg(MAILBOX_SYSSTATUS); + if (l & RESETDONE) + break; + } while (!time_after(jiffies, timeout)); + + if (!(l & RESETDONE)) { + pr_err("Can't take mmu out of reset\n"); + return -ENODEV; + } + l = mbox_read_reg(MAILBOX_REVISION); pr_info("omap mailbox rev %d.%d\n", (l & 0xf0) >> 4, (l & 0x0f)); - /* set smart-idle & autoidle */ - l = mbox_read_reg(MAILBOX_SYSCONFIG); - l |= 0x00000011; + l = SMARTIDLE | AUTOIDLE; mbox_write_reg(l, MAILBOX_SYSCONFIG); omap2_mbox_enable_irq(mbox, IRQ_RX); @@ -156,6 +176,9 @@ static void omap2_mbox_ack_irq(struct omap_mbox *mbox, u32 bit = (irq == IRQ_TX) ? p->notfull_bit : p->newmsg_bit; mbox_write_reg(bit, p->irqstatus); + + /* Flush posted write for irq status to avoid spurious interrupts */ + mbox_read_reg(p->irqstatus); } static int omap2_mbox_is_irq(struct omap_mbox *mbox, diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c index 2daa595aaff..b5fac32aae7 100644 --- a/arch/arm/mach-omap2/mux.c +++ b/arch/arm/mach-omap2/mux.c @@ -460,6 +460,8 @@ MUX_CFG_34XX("AF26_34XX_GPIO0", 0x1e0, OMAP34XX_MUX_MODE4 | OMAP34XX_PIN_INPUT) MUX_CFG_34XX("AF22_34XX_GPIO9", 0xa18, OMAP34XX_MUX_MODE4 | OMAP34XX_PIN_INPUT) +MUX_CFG_34XX("AG9_34XX_GPIO23", 0x5ee, + OMAP34XX_MUX_MODE4 | OMAP34XX_PIN_INPUT) MUX_CFG_34XX("AH8_34XX_GPIO29", 0x5fa, OMAP34XX_MUX_MODE4 | OMAP34XX_PIN_INPUT) MUX_CFG_34XX("U8_34XX_GPIO54_OUT", 0x0b4, @@ -472,6 +474,8 @@ MUX_CFG_34XX("G25_34XX_GPIO86_OUT", 0x0fc, OMAP34XX_MUX_MODE4 | OMAP34XX_PIN_OUTPUT) MUX_CFG_34XX("AG4_34XX_GPIO134_OUT", 0x160, OMAP34XX_MUX_MODE4 | OMAP34XX_PIN_OUTPUT) +MUX_CFG_34XX("AF4_34XX_GPIO135_OUT", 0x162, + OMAP34XX_MUX_MODE4 | OMAP34XX_PIN_OUTPUT) MUX_CFG_34XX("AE4_34XX_GPIO136_OUT", 0x164, OMAP34XX_MUX_MODE4 | OMAP34XX_PIN_OUTPUT) MUX_CFG_34XX("AF6_34XX_GPIO140_UP", 0x16c, diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c index 3a529c77daa..ae2186892c8 100644 --- a/arch/arm/mach-omap2/serial.c +++ b/arch/arm/mach-omap2/serial.c @@ -110,7 +110,7 @@ static struct plat_serial8250_port serial_platform_data2[] = { .uartclk = OMAP24XX_BASE_BAUD * 16, }, { #ifdef CONFIG_ARCH_OMAP4 - .membase = IO_ADDRESS(OMAP_UART4_BASE), + .membase = OMAP2_IO_ADDRESS(OMAP_UART4_BASE), .mapbase = OMAP_UART4_BASE, .irq = 70, .flags = UPF_BOOT_AUTOCONF, @@ -126,7 +126,7 @@ static struct plat_serial8250_port serial_platform_data2[] = { #ifdef CONFIG_ARCH_OMAP4 static struct plat_serial8250_port serial_platform_data3[] = { { - .membase = IO_ADDRESS(OMAP_UART4_BASE), + .membase = OMAP2_IO_ADDRESS(OMAP_UART4_BASE), .mapbase = OMAP_UART4_BASE, .irq = 70, .flags = UPF_BOOT_AUTOCONF, @@ -579,7 +579,7 @@ static struct omap_uart_state omap_uart[OMAP_MAX_NR_PORTS] = { { .pdev = { .name = "serial8250", - .id = 3 + .id = 3, .dev = { .platform_data = serial_platform_data3, }, diff --git a/arch/arm/plat-omap/gpio.c b/arch/arm/plat-omap/gpio.c index 693839c89ad..71ebd7fcfea 100644 --- a/arch/arm/plat-omap/gpio.c +++ b/arch/arm/plat-omap/gpio.c @@ -250,7 +250,7 @@ static struct gpio_bank gpio_bank_730[7] = { #ifdef CONFIG_ARCH_OMAP850 static struct gpio_bank gpio_bank_850[7] = { - { OMAP1_MPUIO_BASE, INT_850_MPUIO, IH_MPUIO_BASE, METHOD_MPUIO }, + { OMAP1_MPUIO_VBASE, INT_850_MPUIO, IH_MPUIO_BASE, METHOD_MPUIO }, { OMAP850_GPIO1_BASE, INT_850_GPIO_BANK1, IH_GPIO_BASE, METHOD_GPIO_850 }, { OMAP850_GPIO2_BASE, INT_850_GPIO_BANK2, IH_GPIO_BASE + 32, METHOD_GPIO_850 }, { OMAP850_GPIO3_BASE, INT_850_GPIO_BANK3, IH_GPIO_BASE + 64, METHOD_GPIO_850 }, diff --git a/arch/arm/plat-omap/include/mach/keypad.h b/arch/arm/plat-omap/include/mach/keypad.h index 45ea3ae3c99..d91b9be334f 100644 --- a/arch/arm/plat-omap/include/mach/keypad.h +++ b/arch/arm/plat-omap/include/mach/keypad.h @@ -10,6 +10,8 @@ #ifndef ASMARM_ARCH_KEYPAD_H #define ASMARM_ARCH_KEYPAD_H +#include <linux/input/matrix_keypad.h> + struct omap_kp_platform_data { int rows; int cols; @@ -35,9 +37,6 @@ struct omap_kp_platform_data { #define KEY_PERSISTENT 0x00800000 #define KEYNUM_MASK 0x00EFFFFF -#define KEY(col, row, val) (((col) << 28) | ((row) << 24) | (val)) -#define PERSISTENT_KEY(col, row) (((col) << 28) | ((row) << 24) | \ - KEY_PERSISTENT) #endif diff --git a/arch/arm/plat-omap/include/mach/mux.h b/arch/arm/plat-omap/include/mach/mux.h index 98dfab651df..0f49d2d563d 100644 --- a/arch/arm/plat-omap/include/mach/mux.h +++ b/arch/arm/plat-omap/include/mach/mux.h @@ -840,12 +840,14 @@ enum omap34xx_index { */ AF26_34XX_GPIO0, AF22_34XX_GPIO9, + AG9_34XX_GPIO23, AH8_34XX_GPIO29, U8_34XX_GPIO54_OUT, U8_34XX_GPIO54_DOWN, L8_34XX_GPIO63, G25_34XX_GPIO86_OUT, AG4_34XX_GPIO134_OUT, + AF4_34XX_GPIO135_OUT, AE4_34XX_GPIO136_OUT, AF6_34XX_GPIO140_UP, AE6_34XX_GPIO141, diff --git a/arch/arm/plat-omap/iovmm.c b/arch/arm/plat-omap/iovmm.c index 6fc52fcbdc0..57f7122a091 100644 --- a/arch/arm/plat-omap/iovmm.c +++ b/arch/arm/plat-omap/iovmm.c @@ -199,7 +199,8 @@ static void *vmap_sg(const struct sg_table *sgt) va += bytes; } - flush_cache_vmap(new->addr, new->addr + total); + flush_cache_vmap((unsigned long)new->addr, + (unsigned long)(new->addr + total)); return new->addr; err_out: @@ -390,7 +391,7 @@ static void sgtable_fill_vmalloc(struct sg_table *sgt, void *_va) } va_end = _va + PAGE_SIZE * i; - flush_cache_vmap(_va, va_end); + flush_cache_vmap((unsigned long)_va, (unsigned long)va_end); } static inline void sgtable_drain_vmalloc(struct sg_table *sgt) diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index 6851e52ed5a..1ee596cd942 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -60,9 +60,7 @@ config IOMMU_HELPER bool config GENERIC_LOCKBREAK - bool - default y - depends on SMP && PREEMPT + def_bool n config RWSEM_XCHGADD_ALGORITHM bool diff --git a/arch/ia64/ia32/binfmt_elf32.c b/arch/ia64/ia32/binfmt_elf32.c index f92bdaac897..c69552bf893 100644 --- a/arch/ia64/ia32/binfmt_elf32.c +++ b/arch/ia64/ia32/binfmt_elf32.c @@ -69,11 +69,11 @@ ia32_install_gate_page (struct vm_area_struct *vma, struct vm_fault *vmf) } -static struct vm_operations_struct ia32_shared_page_vm_ops = { +static const struct vm_operations_struct ia32_shared_page_vm_ops = { .fault = ia32_install_shared_page }; -static struct vm_operations_struct ia32_gate_page_vm_ops = { +static const struct vm_operations_struct ia32_gate_page_vm_ops = { .fault = ia32_install_gate_page }; diff --git a/arch/ia64/include/asm/acpi.h b/arch/ia64/include/asm/acpi.h index 0f82cc2934e..91df9686a0d 100644 --- a/arch/ia64/include/asm/acpi.h +++ b/arch/ia64/include/asm/acpi.h @@ -89,10 +89,12 @@ ia64_acpi_release_global_lock (unsigned int *lock) #define ACPI_RELEASE_GLOBAL_LOCK(facs, Acq) \ ((Acq) = ia64_acpi_release_global_lock(&facs->global_lock)) +#ifdef CONFIG_ACPI #define acpi_disabled 0 /* ACPI always enabled on IA64 */ #define acpi_noirq 0 /* ACPI always enabled on IA64 */ #define acpi_pci_disabled 0 /* ACPI PCI always enabled on IA64 */ #define acpi_strict 1 /* no ACPI spec workarounds on IA64 */ +#endif #define acpi_processor_cstate_check(x) (x) /* no idle limits on IA64 :) */ static inline void disable_acpi(void) { } diff --git a/arch/ia64/include/asm/spinlock.h b/arch/ia64/include/asm/spinlock.h index 13ab71576bc..30bb930e111 100644 --- a/arch/ia64/include/asm/spinlock.h +++ b/arch/ia64/include/asm/spinlock.h @@ -19,103 +19,106 @@ #define __raw_spin_lock_init(x) ((x)->lock = 0) -#ifdef ASM_SUPPORTED /* - * Try to get the lock. If we fail to get the lock, make a non-standard call to - * ia64_spinlock_contention(). We do not use a normal call because that would force all - * callers of __raw_spin_lock() to be non-leaf routines. Instead, ia64_spinlock_contention() is - * carefully coded to touch only those registers that __raw_spin_lock() marks "clobbered". + * Ticket locks are conceptually two parts, one indicating the current head of + * the queue, and the other indicating the current tail. The lock is acquired + * by atomically noting the tail and incrementing it by one (thus adding + * ourself to the queue and noting our position), then waiting until the head + * becomes equal to the the initial value of the tail. + * + * 63 32 31 0 + * +----------------------------------------------------+ + * | next_ticket_number | now_serving | + * +----------------------------------------------------+ */ -#define IA64_SPINLOCK_CLOBBERS "ar.ccv", "ar.pfs", "p14", "p15", "r27", "r28", "r29", "r30", "b6", "memory" +#define TICKET_SHIFT 32 -static inline void -__raw_spin_lock_flags (raw_spinlock_t *lock, unsigned long flags) +static __always_inline void __ticket_spin_lock(raw_spinlock_t *lock) { - register volatile unsigned int *ptr asm ("r31") = &lock->lock; - -#if (__GNUC__ == 3 && __GNUC_MINOR__ < 3) -# ifdef CONFIG_ITANIUM - /* don't use brl on Itanium... */ - asm volatile ("{\n\t" - " mov ar.ccv = r0\n\t" - " mov r28 = ip\n\t" - " mov r30 = 1;;\n\t" - "}\n\t" - "cmpxchg4.acq r30 = [%1], r30, ar.ccv\n\t" - "movl r29 = ia64_spinlock_contention_pre3_4;;\n\t" - "cmp4.ne p14, p0 = r30, r0\n\t" - "mov b6 = r29;;\n\t" - "mov r27=%2\n\t" - "(p14) br.cond.spnt.many b6" - : "=r"(ptr) : "r"(ptr), "r" (flags) : IA64_SPINLOCK_CLOBBERS); -# else - asm volatile ("{\n\t" - " mov ar.ccv = r0\n\t" - " mov r28 = ip\n\t" - " mov r30 = 1;;\n\t" - "}\n\t" - "cmpxchg4.acq r30 = [%1], r30, ar.ccv;;\n\t" - "cmp4.ne p14, p0 = r30, r0\n\t" - "mov r27=%2\n\t" - "(p14) brl.cond.spnt.many ia64_spinlock_contention_pre3_4;;" - : "=r"(ptr) : "r"(ptr), "r" (flags) : IA64_SPINLOCK_CLOBBERS); -# endif /* CONFIG_MCKINLEY */ -#else -# ifdef CONFIG_ITANIUM - /* don't use brl on Itanium... */ - /* mis-declare, so we get the entry-point, not it's function descriptor: */ - asm volatile ("mov r30 = 1\n\t" - "mov r27=%2\n\t" - "mov ar.ccv = r0;;\n\t" - "cmpxchg4.acq r30 = [%0], r30, ar.ccv\n\t" - "movl r29 = ia64_spinlock_contention;;\n\t" - "cmp4.ne p14, p0 = r30, r0\n\t" - "mov b6 = r29;;\n\t" - "(p14) br.call.spnt.many b6 = b6" - : "=r"(ptr) : "r"(ptr), "r" (flags) : IA64_SPINLOCK_CLOBBERS); -# else - asm volatile ("mov r30 = 1\n\t" - "mov r27=%2\n\t" - "mov ar.ccv = r0;;\n\t" - "cmpxchg4.acq r30 = [%0], r30, ar.ccv;;\n\t" - "cmp4.ne p14, p0 = r30, r0\n\t" - "(p14) brl.call.spnt.many b6=ia64_spinlock_contention;;" - : "=r"(ptr) : "r"(ptr), "r" (flags) : IA64_SPINLOCK_CLOBBERS); -# endif /* CONFIG_MCKINLEY */ -#endif + int *p = (int *)&lock->lock, turn, now_serving; + + now_serving = *p; + turn = ia64_fetchadd(1, p+1, acq); + + if (turn == now_serving) + return; + + do { + cpu_relax(); + } while (ACCESS_ONCE(*p) != turn); } -#define __raw_spin_lock(lock) __raw_spin_lock_flags(lock, 0) +static __always_inline int __ticket_spin_trylock(raw_spinlock_t *lock) +{ + long tmp = ACCESS_ONCE(lock->lock), try; -/* Unlock by doing an ordered store and releasing the cacheline with nta */ -static inline void __raw_spin_unlock(raw_spinlock_t *x) { - barrier(); - asm volatile ("st4.rel.nta [%0] = r0\n\t" :: "r"(x)); + if (!(((tmp >> TICKET_SHIFT) ^ tmp) & ((1L << TICKET_SHIFT) - 1))) { + try = tmp + (1L << TICKET_SHIFT); + + return ia64_cmpxchg(acq, &lock->lock, tmp, try, sizeof (tmp)) == tmp; + } + return 0; } -#else /* !ASM_SUPPORTED */ -#define __raw_spin_lock_flags(lock, flags) __raw_spin_lock(lock) -# define __raw_spin_lock(x) \ -do { \ - __u32 *ia64_spinlock_ptr = (__u32 *) (x); \ - __u64 ia64_spinlock_val; \ - ia64_spinlock_val = ia64_cmpxchg4_acq(ia64_spinlock_ptr, 1, 0); \ - if (unlikely(ia64_spinlock_val)) { \ - do { \ - while (*ia64_spinlock_ptr) \ - ia64_barrier(); \ - ia64_spinlock_val = ia64_cmpxchg4_acq(ia64_spinlock_ptr, 1, 0); \ - } while (ia64_spinlock_val); \ - } \ -} while (0) -#define __raw_spin_unlock(x) do { barrier(); ((raw_spinlock_t *) x)->lock = 0; } while (0) -#endif /* !ASM_SUPPORTED */ +static __always_inline void __ticket_spin_unlock(raw_spinlock_t *lock) +{ + int *p = (int *)&lock->lock; + + (void)ia64_fetchadd(1, p, rel); +} + +static inline int __ticket_spin_is_locked(raw_spinlock_t *lock) +{ + long tmp = ACCESS_ONCE(lock->lock); + + return !!(((tmp >> TICKET_SHIFT) ^ tmp) & ((1L << TICKET_SHIFT) - 1)); +} + +static inline int __ticket_spin_is_contended(raw_spinlock_t *lock) +{ + long tmp = ACCESS_ONCE(lock->lock); -#define __raw_spin_is_locked(x) ((x)->lock != 0) -#define __raw_spin_trylock(x) (cmpxchg_acq(&(x)->lock, 0, 1) == 0) -#define __raw_spin_unlock_wait(lock) \ - do { while (__raw_spin_is_locked(lock)) cpu_relax(); } while (0) + return (((tmp >> TICKET_SHIFT) - tmp) & ((1L << TICKET_SHIFT) - 1)) > 1; +} + +static inline int __raw_spin_is_locked(raw_spinlock_t *lock) +{ + return __ticket_spin_is_locked(lock); +} + +static inline int __raw_spin_is_contended(raw_spinlock_t *lock) +{ + return __ticket_spin_is_contended(lock); +} +#define __raw_spin_is_contended __raw_spin_is_contended + +static __always_inline void __raw_spin_lock(raw_spinlock_t *lock) +{ + __ticket_spin_lock(lock); +} + +static __always_inline int __raw_spin_trylock(raw_spinlock_t *lock) +{ + return __ticket_spin_trylock(lock); +} + +static __always_inline void __raw_spin_unlock(raw_spinlock_t *lock) +{ + __ticket_spin_unlock(lock); +} + +static __always_inline void __raw_spin_lock_flags(raw_spinlock_t *lock, + unsigned long flags) +{ + __raw_spin_lock(lock); +} + +static inline void __raw_spin_unlock_wait(raw_spinlock_t *lock) +{ + while (__raw_spin_is_locked(lock)) + cpu_relax(); +} #define __raw_read_can_lock(rw) (*(volatile int *)(rw) >= 0) #define __raw_write_can_lock(rw) (*(volatile int *)(rw) == 0) diff --git a/arch/ia64/include/asm/spinlock_types.h b/arch/ia64/include/asm/spinlock_types.h index 474e46f1ab4..b61d136d9bc 100644 --- a/arch/ia64/include/asm/spinlock_types.h +++ b/arch/ia64/include/asm/spinlock_types.h @@ -6,7 +6,7 @@ #endif typedef struct { - volatile unsigned int lock; + volatile unsigned long lock; } raw_spinlock_t; #define __RAW_SPIN_LOCK_UNLOCKED { 0 } diff --git a/arch/ia64/kernel/head.S b/arch/ia64/kernel/head.S index 1a6e44515eb..696eff28a0c 100644 --- a/arch/ia64/kernel/head.S +++ b/arch/ia64/kernel/head.S @@ -1130,95 +1130,6 @@ SET_REG(b5); #endif /* CONFIG_IA64_BRL_EMU */ #ifdef CONFIG_SMP - /* - * This routine handles spinlock contention. It uses a non-standard calling - * convention to avoid converting leaf routines into interior routines. Because - * of this special convention, there are several restrictions: - * - * - do not use gp relative variables, this code is called from the kernel - * and from modules, r1 is undefined. - * - do not use stacked registers, the caller owns them. - * - do not use the scratch stack space, the caller owns it. - * - do not use any registers other than the ones listed below - * - * Inputs: - * ar.pfs - saved CFM of caller - * ar.ccv - 0 (and available for use) - * r27 - flags from spin_lock_irqsave or 0. Must be preserved. - * r28 - available for use. - * r29 - available for use. - * r30 - available for use. - * r31 - address of lock, available for use. - * b6 - return address - * p14 - available for use. - * p15 - used to track flag status. - * - * If you patch this code to use more registers, do not forget to update - * the clobber lists for spin_lock() in arch/ia64/include/asm/spinlock.h. - */ - -#if (__GNUC__ == 3 && __GNUC_MINOR__ < 3) - -GLOBAL_ENTRY(ia64_spinlock_contention_pre3_4) - .prologue - .save ar.pfs, r0 // this code effectively has a zero frame size - .save rp, r28 - .body - nop 0 - tbit.nz p15,p0=r27,IA64_PSR_I_BIT - .restore sp // pop existing prologue after next insn - mov b6 = r28 - .prologue - .save ar.pfs, r0 - .altrp b6 - .body - ;; -(p15) ssm psr.i // reenable interrupts if they were on - // DavidM says that srlz.d is slow and is not required in this case -.wait: - // exponential backoff, kdb, lockmeter etc. go in here - hint @pause - ld4 r30=[r31] // don't use ld4.bias; if it's contended, we won't write the word - nop 0 - ;; - cmp4.ne p14,p0=r30,r0 -(p14) br.cond.sptk.few .wait -(p15) rsm psr.i // disable interrupts if we reenabled them - br.cond.sptk.few b6 // lock is now free, try to acquire - .global ia64_spinlock_contention_pre3_4_end // for kernprof -ia64_spinlock_contention_pre3_4_end: -END(ia64_spinlock_contention_pre3_4) - -#else - -GLOBAL_ENTRY(ia64_spinlock_contention) - .prologue - .altrp b6 - .body - tbit.nz p15,p0=r27,IA64_PSR_I_BIT - ;; -.wait: -(p15) ssm psr.i // reenable interrupts if they were on - // DavidM says that srlz.d is slow and is not required in this case -.wait2: - // exponential backoff, kdb, lockmeter etc. go in here - hint @pause - ld4 r30=[r31] // don't use ld4.bias; if it's contended, we won't write the word - ;; - cmp4.ne p14,p0=r30,r0 - mov r30 = 1 -(p14) br.cond.sptk.few .wait2 -(p15) rsm psr.i // disable interrupts if we reenabled them - ;; - cmpxchg4.acq r30=[r31], r30, ar.ccv - ;; - cmp4.ne p14,p0=r0,r30 -(p14) br.cond.sptk.few .wait - - br.ret.sptk.many b6 // lock is now taken -END(ia64_spinlock_contention) - -#endif #ifdef CONFIG_HOTPLUG_CPU GLOBAL_ENTRY(ia64_jump_to_sal) diff --git a/arch/ia64/kernel/ia64_ksyms.c b/arch/ia64/kernel/ia64_ksyms.c index 8ebccb589e1..14d39e30062 100644 --- a/arch/ia64/kernel/ia64_ksyms.c +++ b/arch/ia64/kernel/ia64_ksyms.c @@ -84,26 +84,6 @@ EXPORT_SYMBOL(ia64_save_scratch_fpregs); #include <asm/unwind.h> EXPORT_SYMBOL(unw_init_running); -#ifdef ASM_SUPPORTED -# ifdef CONFIG_SMP -# if (__GNUC__ == 3 && __GNUC_MINOR__ < 3) -/* - * This is not a normal routine and we don't want a function descriptor for it, so we use - * a fake declaration here. - */ -extern char ia64_spinlock_contention_pre3_4; -EXPORT_SYMBOL(ia64_spinlock_contention_pre3_4); -# else -/* - * This is not a normal routine and we don't want a function descriptor for it, so we use - * a fake declaration here. - */ -extern char ia64_spinlock_contention; -EXPORT_SYMBOL(ia64_spinlock_contention); -# endif -# endif -#endif - #if defined(CONFIG_IA64_ESI) || defined(CONFIG_IA64_ESI_MODULE) extern void esi_call_phys (void); EXPORT_SYMBOL_GPL(esi_call_phys); diff --git a/arch/ia64/oprofile/backtrace.c b/arch/ia64/oprofile/backtrace.c index adb01566bd5..5cdd7e4a597 100644 --- a/arch/ia64/oprofile/backtrace.c +++ b/arch/ia64/oprofile/backtrace.c @@ -32,24 +32,6 @@ typedef struct u64 *prev_pfs_loc; /* state for WAR for old spinlock ool code */ } ia64_backtrace_t; -#if (__GNUC__ == 3 && __GNUC_MINOR__ < 3) -/* - * Returns non-zero if the PC is in the spinlock contention out-of-line code - * with non-standard calling sequence (on older compilers). - */ -static __inline__ int in_old_ool_spinlock_code(unsigned long pc) -{ - extern const char ia64_spinlock_contention_pre3_4[] __attribute__ ((weak)); - extern const char ia64_spinlock_contention_pre3_4_end[] __attribute__ ((weak)); - unsigned long sc_start = (unsigned long)ia64_spinlock_contention_pre3_4; - unsigned long sc_end = (unsigned long)ia64_spinlock_contention_pre3_4_end; - return (sc_start && sc_end && pc >= sc_start && pc < sc_end); -} -#else -/* Newer spinlock code does a proper br.call and works fine with the unwinder */ -#define in_old_ool_spinlock_code(pc) 0 -#endif - /* Returns non-zero if the PC is in the Interrupt Vector Table */ static __inline__ int in_ivt_code(unsigned long pc) { @@ -80,7 +62,7 @@ static __inline__ int next_frame(ia64_backtrace_t *bt) */ if (bt->prev_pfs_loc && bt->regs && bt->frame.pfs_loc == bt->prev_pfs_loc) bt->frame.pfs_loc = &bt->regs->ar_pfs; - bt->prev_pfs_loc = (in_old_ool_spinlock_code(bt->frame.ip) ? bt->frame.pfs_loc : NULL); + bt->prev_pfs_loc = NULL; return unw_unwind(&bt->frame) == 0; } diff --git a/arch/mips/kernel/Makefile b/arch/mips/kernel/Makefile index e9612215992..eecd2a9f155 100644 --- a/arch/mips/kernel/Makefile +++ b/arch/mips/kernel/Makefile @@ -2,6 +2,8 @@ # Makefile for the Linux/MIPS kernel. # +CPPFLAGS_vmlinux.lds := $(KBUILD_CFLAGS) + extra-y := head.o init_task.o vmlinux.lds obj-y += cpu-probe.o branch.o entry.o genex.o irq.o process.o \ diff --git a/arch/mips/kernel/vmlinux.lds.S b/arch/mips/kernel/vmlinux.lds.S index 9bf0e3df7c5..162b29954ba 100644 --- a/arch/mips/kernel/vmlinux.lds.S +++ b/arch/mips/kernel/vmlinux.lds.S @@ -11,15 +11,15 @@ PHDRS { note PT_NOTE FLAGS(4); /* R__ */ } -ifdef CONFIG_32BIT - ifdef CONFIG_CPU_LITTLE_ENDIAN +#ifdef CONFIG_32BIT + #ifdef CONFIG_CPU_LITTLE_ENDIAN jiffies = jiffies_64; - else + #else jiffies = jiffies_64 + 4; - endif -else + #endif +#else jiffies = jiffies_64; -endif +#endif SECTIONS { diff --git a/arch/powerpc/platforms/cell/spufs/file.c b/arch/powerpc/platforms/cell/spufs/file.c index 8f079b865ad..96130944617 100644 --- a/arch/powerpc/platforms/cell/spufs/file.c +++ b/arch/powerpc/platforms/cell/spufs/file.c @@ -309,7 +309,7 @@ static int spufs_mem_mmap_access(struct vm_area_struct *vma, return len; } -static struct vm_operations_struct spufs_mem_mmap_vmops = { +static const struct vm_operations_struct spufs_mem_mmap_vmops = { .fault = spufs_mem_mmap_fault, .access = spufs_mem_mmap_access, }; @@ -436,7 +436,7 @@ static int spufs_cntl_mmap_fault(struct vm_area_struct *vma, return spufs_ps_fault(vma, vmf, 0x4000, SPUFS_CNTL_MAP_SIZE); } -static struct vm_operations_struct spufs_cntl_mmap_vmops = { +static const struct vm_operations_struct spufs_cntl_mmap_vmops = { .fault = spufs_cntl_mmap_fault, }; @@ -1143,7 +1143,7 @@ spufs_signal1_mmap_fault(struct vm_area_struct *vma, struct vm_fault *vmf) #endif } -static struct vm_operations_struct spufs_signal1_mmap_vmops = { +static const struct vm_operations_struct spufs_signal1_mmap_vmops = { .fault = spufs_signal1_mmap_fault, }; @@ -1279,7 +1279,7 @@ spufs_signal2_mmap_fault(struct vm_area_struct *vma, struct vm_fault *vmf) #endif } -static struct vm_operations_struct spufs_signal2_mmap_vmops = { +static const struct vm_operations_struct spufs_signal2_mmap_vmops = { .fault = spufs_signal2_mmap_fault, }; @@ -1397,7 +1397,7 @@ spufs_mss_mmap_fault(struct vm_area_struct *vma, struct vm_fault *vmf) return spufs_ps_fault(vma, vmf, 0x0000, SPUFS_MSS_MAP_SIZE); } -static struct vm_operations_struct spufs_mss_mmap_vmops = { +static const struct vm_operations_struct spufs_mss_mmap_vmops = { .fault = spufs_mss_mmap_fault, }; @@ -1458,7 +1458,7 @@ spufs_psmap_mmap_fault(struct vm_area_struct *vma, struct vm_fault *vmf) return spufs_ps_fault(vma, vmf, 0x0000, SPUFS_PS_MAP_SIZE); } -static struct vm_operations_struct spufs_psmap_mmap_vmops = { +static const struct vm_operations_struct spufs_psmap_mmap_vmops = { .fault = spufs_psmap_mmap_fault, }; @@ -1517,7 +1517,7 @@ spufs_mfc_mmap_fault(struct vm_area_struct *vma, struct vm_fault *vmf) return spufs_ps_fault(vma, vmf, 0x3000, SPUFS_MFC_MAP_SIZE); } -static struct vm_operations_struct spufs_mfc_mmap_vmops = { +static const struct vm_operations_struct spufs_mfc_mmap_vmops = { .fault = spufs_mfc_mmap_fault, }; diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index 97fca4695e0..ac45aab741a 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -102,6 +102,9 @@ config HAVE_SETUP_PER_CPU_AREA config NEED_PER_CPU_EMBED_FIRST_CHUNK def_bool y if SPARC64 +config NEED_PER_CPU_PAGE_FIRST_CHUNK + def_bool y if SPARC64 + config GENERIC_HARDIRQS_NO__DO_IRQ bool def_bool y if SPARC64 diff --git a/arch/sparc/include/asm/vio.h b/arch/sparc/include/asm/vio.h index 6cdbf7e7351..9d83d3bcb49 100644 --- a/arch/sparc/include/asm/vio.h +++ b/arch/sparc/include/asm/vio.h @@ -258,8 +258,6 @@ static inline void *vio_dring_entry(struct vio_dring_state *dr, static inline u32 vio_dring_avail(struct vio_dring_state *dr, unsigned int ring_size) { - MAYBE_BUILD_BUG_ON(!is_power_of_2(ring_size)); - return (dr->pending - ((dr->prod - dr->cons) & (ring_size - 1))); } diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c index ff68373ce6d..aa36223497b 100644 --- a/arch/sparc/kernel/smp_64.c +++ b/arch/sparc/kernel/smp_64.c @@ -1420,7 +1420,7 @@ static void __init pcpu_free_bootmem(void *ptr, size_t size) free_bootmem(__pa(ptr), size); } -static int pcpu_cpu_distance(unsigned int from, unsigned int to) +static int __init pcpu_cpu_distance(unsigned int from, unsigned int to) { if (cpu_to_node(from) == cpu_to_node(to)) return LOCAL_DISTANCE; @@ -1428,18 +1428,53 @@ static int pcpu_cpu_distance(unsigned int from, unsigned int to) return REMOTE_DISTANCE; } +static void __init pcpu_populate_pte(unsigned long addr) +{ + pgd_t *pgd = pgd_offset_k(addr); + pud_t *pud; + pmd_t *pmd; + + pud = pud_offset(pgd, addr); + if (pud_none(*pud)) { + pmd_t *new; + + new = __alloc_bootmem(PAGE_SIZE, PAGE_SIZE, PAGE_SIZE); + pud_populate(&init_mm, pud, new); + } + + pmd = pmd_offset(pud, addr); + if (!pmd_present(*pmd)) { + pte_t *new; + + new = __alloc_bootmem(PAGE_SIZE, PAGE_SIZE, PAGE_SIZE); + pmd_populate_kernel(&init_mm, pmd, new); + } +} + void __init setup_per_cpu_areas(void) { unsigned long delta; unsigned int cpu; - int rc; - - rc = pcpu_embed_first_chunk(PERCPU_MODULE_RESERVE, - PERCPU_DYNAMIC_RESERVE, 4 << 20, - pcpu_cpu_distance, pcpu_alloc_bootmem, - pcpu_free_bootmem); - if (rc) - panic("failed to initialize first chunk (%d)", rc); + int rc = -EINVAL; + + if (pcpu_chosen_fc != PCPU_FC_PAGE) { + rc = pcpu_embed_first_chunk(PERCPU_MODULE_RESERVE, + PERCPU_DYNAMIC_RESERVE, 4 << 20, + pcpu_cpu_distance, + pcpu_alloc_bootmem, + pcpu_free_bootmem); + if (rc) + pr_warning("PERCPU: %s allocator failed (%d), " + "falling back to page size\n", + pcpu_fc_names[pcpu_chosen_fc], rc); + } + if (rc < 0) + rc = pcpu_page_first_chunk(PERCPU_MODULE_RESERVE, + pcpu_alloc_bootmem, + pcpu_free_bootmem, + pcpu_populate_pte); + if (rc < 0) + panic("cannot initialize percpu area (err=%d)", rc); delta = (unsigned long)pcpu_base_addr - (unsigned long)__per_cpu_start; for_each_possible_cpu(cpu) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 93698794aa3..8da93745c08 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -432,6 +432,17 @@ config X86_NUMAQ of Flat Logical. You will need a new lynxer.elf file to flash your firmware with - send email to <Martin.Bligh@us.ibm.com>. +config X86_SUPPORTS_MEMORY_FAILURE + bool + # MCE code calls memory_failure(): + depends on X86_MCE + # On 32-bit this adds too big of NODES_SHIFT and we run out of page flags: + depends on !X86_NUMAQ + # On 32-bit SPARSEMEM adds too big of SECTIONS_WIDTH: + depends on X86_64 || !SPARSEMEM + select ARCH_SUPPORTS_MEMORY_FAILURE + default y + config X86_VISWS bool "SGI 320/540 (Visual Workstation)" depends on X86_32 && PCI && X86_MPPARSE && PCI_GODIRECT diff --git a/arch/x86/boot/compressed/head_32.S b/arch/x86/boot/compressed/head_32.S index 75e4f001e70..f543b70ffae 100644 --- a/arch/x86/boot/compressed/head_32.S +++ b/arch/x86/boot/compressed/head_32.S @@ -23,13 +23,14 @@ */ .text +#include <linux/init.h> #include <linux/linkage.h> #include <asm/segment.h> #include <asm/page_types.h> #include <asm/boot.h> #include <asm/asm-offsets.h> - .section ".text.head","ax",@progbits + __HEAD ENTRY(startup_32) cld /* diff --git a/arch/x86/boot/compressed/head_64.S b/arch/x86/boot/compressed/head_64.S index f62c284db9e..077e1b69198 100644 --- a/arch/x86/boot/compressed/head_64.S +++ b/arch/x86/boot/compressed/head_64.S @@ -24,6 +24,7 @@ .code32 .text +#include <linux/init.h> #include <linux/linkage.h> #include <asm/segment.h> #include <asm/pgtable_types.h> @@ -33,7 +34,7 @@ #include <asm/processor-flags.h> #include <asm/asm-offsets.h> - .section ".text.head" + __HEAD .code32 ENTRY(startup_32) cld diff --git a/arch/x86/boot/compressed/vmlinux.lds.S b/arch/x86/boot/compressed/vmlinux.lds.S index cc353e1b3ff..f4193bb4878 100644 --- a/arch/x86/boot/compressed/vmlinux.lds.S +++ b/arch/x86/boot/compressed/vmlinux.lds.S @@ -1,3 +1,5 @@ +#include <asm-generic/vmlinux.lds.h> + OUTPUT_FORMAT(CONFIG_OUTPUT_FORMAT, CONFIG_OUTPUT_FORMAT, CONFIG_OUTPUT_FORMAT) #undef i386 @@ -18,9 +20,9 @@ SECTIONS * address 0. */ . = 0; - .text.head : { + .head.text : { _head = . ; - *(.text.head) + HEAD_TEXT _ehead = . ; } .rodata.compressed : { diff --git a/arch/x86/include/asm/pgtable_types.h b/arch/x86/include/asm/pgtable_types.h index 7b467bf3c68..d1f4a760be2 100644 --- a/arch/x86/include/asm/pgtable_types.h +++ b/arch/x86/include/asm/pgtable_types.h @@ -277,6 +277,7 @@ static inline pteval_t pte_flags(pte_t pte) typedef struct page *pgtable_t; extern pteval_t __supported_pte_mask; +extern void set_nx(void); extern int nx_enabled; #define pgprot_writecombine pgprot_writecombine diff --git a/arch/x86/include/asm/topology.h b/arch/x86/include/asm/topology.h index 6f0695d744b..25a92842dd9 100644 --- a/arch/x86/include/asm/topology.h +++ b/arch/x86/include/asm/topology.h @@ -165,21 +165,11 @@ static inline int numa_node_id(void) return 0; } -static inline int cpu_to_node(int cpu) -{ - return 0; -} - static inline int early_cpu_to_node(int cpu) { return 0; } -static inline const struct cpumask *cpumask_of_node(int node) -{ - return cpu_online_mask; -} - static inline void setup_node_to_cpumask_map(void) { } #endif diff --git a/arch/x86/kernel/acpi/cstate.c b/arch/x86/kernel/acpi/cstate.c index 8c44c232efc..59cdfa4686b 100644 --- a/arch/x86/kernel/acpi/cstate.c +++ b/arch/x86/kernel/acpi/cstate.c @@ -48,7 +48,7 @@ void acpi_processor_power_init_bm_check(struct acpi_processor_flags *flags, * P4, Core and beyond CPUs */ if (c->x86_vendor == X86_VENDOR_INTEL && - (c->x86 > 0x6 || (c->x86 == 6 && c->x86_model >= 14))) + (c->x86 > 0xf || (c->x86 == 6 && c->x86_model >= 14))) flags->bm_control = 0; } EXPORT_SYMBOL(acpi_processor_power_init_bm_check); diff --git a/arch/x86/kernel/cpu/mcheck/mce-inject.c b/arch/x86/kernel/cpu/mcheck/mce-inject.c index 7029f0e2aca..472763d9209 100644 --- a/arch/x86/kernel/cpu/mcheck/mce-inject.c +++ b/arch/x86/kernel/cpu/mcheck/mce-inject.c @@ -98,8 +98,9 @@ static struct notifier_block mce_raise_nb = { }; /* Inject mce on current CPU */ -static int raise_local(struct mce *m) +static int raise_local(void) { + struct mce *m = &__get_cpu_var(injectm); int context = MCJ_CTX(m->inject_flags); int ret = 0; int cpu = m->extcpu; @@ -167,12 +168,12 @@ static void raise_mce(struct mce *m) } cpu_relax(); } - raise_local(m); + raise_local(); put_cpu(); put_online_cpus(); } else #endif - raise_local(m); + raise_local(); } /* Error injection interface */ diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c index 2f5aab26320..183c3457d2f 100644 --- a/arch/x86/kernel/cpu/mcheck/mce.c +++ b/arch/x86/kernel/cpu/mcheck/mce.c @@ -204,10 +204,7 @@ static void print_mce_head(void) static void print_mce_tail(void) { printk(KERN_EMERG "This is not a software problem!\n" -#if (!defined(CONFIG_EDAC) || !defined(CONFIG_CPU_SUP_AMD)) - "Run through mcelog --ascii to decode and contact your hardware vendor\n" -#endif - ); + "Run through mcelog --ascii to decode and contact your hardware vendor\n"); } #define PANIC_TIMEOUT 5 /* 5 seconds */ @@ -305,13 +302,25 @@ static int msr_to_offset(u32 msr) static u64 mce_rdmsrl(u32 msr) { u64 v; + if (__get_cpu_var(injectm).finished) { int offset = msr_to_offset(msr); + if (offset < 0) return 0; return *(u64 *)((char *)&__get_cpu_var(injectm) + offset); } - rdmsrl(msr, v); + + if (rdmsrl_safe(msr, &v)) { + WARN_ONCE(1, "mce: Unable to read msr %d!\n", msr); + /* + * Return zero in case the access faulted. This should + * not happen normally but can happen if the CPU does + * something weird, or if the code is buggy. + */ + v = 0; + } + return v; } @@ -319,6 +328,7 @@ static void mce_wrmsrl(u32 msr, u64 v) { if (__get_cpu_var(injectm).finished) { int offset = msr_to_offset(msr); + if (offset >= 0) *(u64 *)((char *)&__get_cpu_var(injectm) + offset) = v; return; @@ -415,7 +425,7 @@ static inline void mce_get_rip(struct mce *m, struct pt_regs *regs) m->ip = mce_rdmsrl(rip_msr); } -#ifdef CONFIG_X86_LOCAL_APIC +#ifdef CONFIG_X86_LOCAL_APIC /* * Called after interrupts have been reenabled again * when a MCE happened during an interrupts off region @@ -1172,6 +1182,7 @@ static int mce_banks_init(void) return -ENOMEM; for (i = 0; i < banks; i++) { struct mce_bank *b = &mce_banks[i]; + b->ctl = -1ULL; b->init = 1; } @@ -1203,6 +1214,7 @@ static int __cpuinit mce_cap_init(void) banks = b; if (!mce_banks) { int err = mce_banks_init(); + if (err) return err; } @@ -1237,6 +1249,7 @@ static void mce_init(void) for (i = 0; i < banks; i++) { struct mce_bank *b = &mce_banks[i]; + if (!b->init) continue; wrmsrl(MSR_IA32_MCx_CTL(i), b->ctl); @@ -1626,6 +1639,7 @@ static int mce_disable(void) for (i = 0; i < banks; i++) { struct mce_bank *b = &mce_banks[i]; + if (b->init) wrmsrl(MSR_IA32_MCx_CTL(i), 0); } @@ -1911,6 +1925,7 @@ static void mce_disable_cpu(void *h) cmci_clear(); for (i = 0; i < banks; i++) { struct mce_bank *b = &mce_banks[i]; + if (b->init) wrmsrl(MSR_IA32_MCx_CTL(i), 0); } @@ -1928,6 +1943,7 @@ static void mce_reenable_cpu(void *h) cmci_reenable(); for (i = 0; i < banks; i++) { struct mce_bank *b = &mce_banks[i]; + if (b->init) wrmsrl(MSR_IA32_MCx_CTL(i), b->ctl); } diff --git a/arch/x86/kernel/cpu/mcheck/therm_throt.c b/arch/x86/kernel/cpu/mcheck/therm_throt.c index 63a56d147e4..b3a1dba7533 100644 --- a/arch/x86/kernel/cpu/mcheck/therm_throt.c +++ b/arch/x86/kernel/cpu/mcheck/therm_throt.c @@ -34,20 +34,31 @@ /* How long to wait between reporting thermal events */ #define CHECK_INTERVAL (300 * HZ) -static DEFINE_PER_CPU(__u64, next_check) = INITIAL_JIFFIES; -static DEFINE_PER_CPU(unsigned long, thermal_throttle_count); -static DEFINE_PER_CPU(bool, thermal_throttle_active); +/* + * Current thermal throttling state: + */ +struct thermal_state { + bool is_throttled; + + u64 next_check; + unsigned long throttle_count; + unsigned long last_throttle_count; +}; + +static DEFINE_PER_CPU(struct thermal_state, thermal_state); -static atomic_t therm_throt_en = ATOMIC_INIT(0); +static atomic_t therm_throt_en = ATOMIC_INIT(0); #ifdef CONFIG_SYSFS #define define_therm_throt_sysdev_one_ro(_name) \ static SYSDEV_ATTR(_name, 0444, therm_throt_sysdev_show_##_name, NULL) #define define_therm_throt_sysdev_show_func(name) \ -static ssize_t therm_throt_sysdev_show_##name(struct sys_device *dev, \ - struct sysdev_attribute *attr, \ - char *buf) \ + \ +static ssize_t therm_throt_sysdev_show_##name( \ + struct sys_device *dev, \ + struct sysdev_attribute *attr, \ + char *buf) \ { \ unsigned int cpu = dev->id; \ ssize_t ret; \ @@ -55,7 +66,7 @@ static ssize_t therm_throt_sysdev_show_##name(struct sys_device *dev, \ preempt_disable(); /* CPU hotplug */ \ if (cpu_online(cpu)) \ ret = sprintf(buf, "%lu\n", \ - per_cpu(thermal_throttle_##name, cpu)); \ + per_cpu(thermal_state, cpu).name); \ else \ ret = 0; \ preempt_enable(); \ @@ -63,11 +74,11 @@ static ssize_t therm_throt_sysdev_show_##name(struct sys_device *dev, \ return ret; \ } -define_therm_throt_sysdev_show_func(count); -define_therm_throt_sysdev_one_ro(count); +define_therm_throt_sysdev_show_func(throttle_count); +define_therm_throt_sysdev_one_ro(throttle_count); static struct attribute *thermal_throttle_attrs[] = { - &attr_count.attr, + &attr_throttle_count.attr, NULL }; @@ -93,33 +104,39 @@ static struct attribute_group thermal_throttle_attr_group = { * 1 : Event should be logged further, and a message has been * printed to the syslog. */ -static int therm_throt_process(int curr) +static int therm_throt_process(bool is_throttled) { - unsigned int cpu = smp_processor_id(); - __u64 tmp_jiffs = get_jiffies_64(); - bool was_throttled = __get_cpu_var(thermal_throttle_active); - bool is_throttled = __get_cpu_var(thermal_throttle_active) = curr; + struct thermal_state *state; + unsigned int this_cpu; + bool was_throttled; + u64 now; + + this_cpu = smp_processor_id(); + now = get_jiffies_64(); + state = &per_cpu(thermal_state, this_cpu); + + was_throttled = state->is_throttled; + state->is_throttled = is_throttled; if (is_throttled) - __get_cpu_var(thermal_throttle_count)++; + state->throttle_count++; - if (!(was_throttled ^ is_throttled) && - time_before64(tmp_jiffs, __get_cpu_var(next_check))) + if (time_before64(now, state->next_check) && + state->throttle_count != state->last_throttle_count) return 0; - __get_cpu_var(next_check) = tmp_jiffs + CHECK_INTERVAL; + state->next_check = now + CHECK_INTERVAL; + state->last_throttle_count = state->throttle_count; /* if we just entered the thermal event */ if (is_throttled) { - printk(KERN_CRIT "CPU%d: Temperature above threshold, " - "cpu clock throttled (total events = %lu)\n", - cpu, __get_cpu_var(thermal_throttle_count)); + printk(KERN_CRIT "CPU%d: Temperature above threshold, cpu clock throttled (total events = %lu)\n", this_cpu, state->throttle_count); add_taint(TAINT_MACHINE_CHECK); return 1; } if (was_throttled) { - printk(KERN_INFO "CPU%d: Temperature/speed normal\n", cpu); + printk(KERN_INFO "CPU%d: Temperature/speed normal\n", this_cpu); return 1; } @@ -213,7 +230,7 @@ static void intel_thermal_interrupt(void) __u64 msr_val; rdmsrl(MSR_IA32_THERM_STATUS, msr_val); - if (therm_throt_process(msr_val & THERM_STATUS_PROCHOT)) + if (therm_throt_process((msr_val & THERM_STATUS_PROCHOT) != 0)) mce_log_therm_throt_event(msr_val); } diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c index a3c7adb06b7..b5801c31184 100644 --- a/arch/x86/kernel/cpu/perf_event.c +++ b/arch/x86/kernel/cpu/perf_event.c @@ -1790,6 +1790,9 @@ void smp_perf_pending_interrupt(struct pt_regs *regs) void set_perf_event_pending(void) { #ifdef CONFIG_X86_LOCAL_APIC + if (!x86_pmu.apic || !x86_pmu_initialized()) + return; + apic->send_IPI_self(LOCAL_PENDING_VECTOR); #endif } diff --git a/arch/x86/kernel/early_printk.c b/arch/x86/kernel/early_printk.c index 2acfd3fdc0c..41fd965c80c 100644 --- a/arch/x86/kernel/early_printk.c +++ b/arch/x86/kernel/early_printk.c @@ -178,6 +178,11 @@ asmlinkage void early_printk(const char *fmt, ...) static inline void early_console_register(struct console *con, int keep_early) { + if (early_console->index != -1) { + printk(KERN_CRIT "ERROR: earlyprintk= %s already used\n", + con->name); + return; + } early_console = con; if (keep_early) early_console->flags &= ~CON_BOOT; diff --git a/arch/x86/kernel/head_32.S b/arch/x86/kernel/head_32.S index 218aad7ee76..050c278481b 100644 --- a/arch/x86/kernel/head_32.S +++ b/arch/x86/kernel/head_32.S @@ -79,7 +79,7 @@ RESERVE_BRK(pagetables, INIT_MAP_SIZE) * any particular GDT layout, because we load our own as soon as we * can. */ -.section .text.head,"ax",@progbits +__HEAD ENTRY(startup_32) /* test KEEP_SEGMENTS flag to see if the bootloader is asking us to not reload segments */ diff --git a/arch/x86/kernel/head_64.S b/arch/x86/kernel/head_64.S index d0bc0a13a43..780cd928fcd 100644 --- a/arch/x86/kernel/head_64.S +++ b/arch/x86/kernel/head_64.S @@ -40,7 +40,7 @@ L4_START_KERNEL = pgd_index(__START_KERNEL_map) L3_START_KERNEL = pud_index(__START_KERNEL_map) .text - .section .text.head + __HEAD .code64 .globl startup_64 startup_64: diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c index a665c71352b..7e37dcee0cc 100644 --- a/arch/x86/kernel/traps.c +++ b/arch/x86/kernel/traps.c @@ -72,11 +72,9 @@ char ignore_fpu_irq; /* * The IDT has to be page-aligned to simplify the Pentium - * F0 0F bug workaround.. We have a special link segment - * for this. + * F0 0F bug workaround. */ -gate_desc idt_table[NR_VECTORS] - __attribute__((__section__(".data.idt"))) = { { { { 0, 0 } } }, }; +gate_desc idt_table[NR_VECTORS] __page_aligned_data = { { { { 0, 0 } } }, }; #endif DECLARE_BITMAP(used_vectors, NR_VECTORS); diff --git a/arch/x86/kernel/tsc_sync.c b/arch/x86/kernel/tsc_sync.c index 027b5b49899..f37930954d1 100644 --- a/arch/x86/kernel/tsc_sync.c +++ b/arch/x86/kernel/tsc_sync.c @@ -114,7 +114,7 @@ void __cpuinit check_tsc_sync_source(int cpu) return; if (boot_cpu_has(X86_FEATURE_TSC_RELIABLE)) { - pr_info("Skipping synchronization checks as TSC is reliable.\n"); + printk_once(KERN_INFO "Skipping synchronization checks as TSC is reliable.\n"); return; } diff --git a/arch/x86/kernel/vmlinux.lds.S b/arch/x86/kernel/vmlinux.lds.S index a46acccec38..92929fb3f9f 100644 --- a/arch/x86/kernel/vmlinux.lds.S +++ b/arch/x86/kernel/vmlinux.lds.S @@ -65,17 +65,11 @@ SECTIONS #endif /* Text and read-only data */ - - /* bootstrapping code */ - .text.head : AT(ADDR(.text.head) - LOAD_OFFSET) { - _text = .; - *(.text.head) - } :text = 0x9090 - - /* The rest of the text */ .text : AT(ADDR(.text) - LOAD_OFFSET) { + _text = .; + /* bootstrapping code */ + HEAD_TEXT #ifdef CONFIG_X86_32 - /* not really needed, already page aligned */ . = ALIGN(PAGE_SIZE); *(.text.page_aligned) #endif @@ -94,13 +88,7 @@ SECTIONS NOTES :text :note - /* Exception table */ - . = ALIGN(16); - __ex_table : AT(ADDR(__ex_table) - LOAD_OFFSET) { - __start___ex_table = .; - *(__ex_table) - __stop___ex_table = .; - } :text = 0x9090 + EXCEPTION_TABLE(16) :text = 0x9090 RO_DATA(PAGE_SIZE) @@ -118,7 +106,6 @@ SECTIONS #endif PAGE_ALIGNED_DATA(PAGE_SIZE) - *(.data.idt) CACHELINE_ALIGNED_DATA(CONFIG_X86_L1_CACHE_BYTES) @@ -135,24 +122,21 @@ SECTIONS #ifdef CONFIG_X86_64 #define VSYSCALL_ADDR (-10*1024*1024) -#define VSYSCALL_PHYS_ADDR ((LOADADDR(.data) + SIZEOF(.data) + \ - PAGE_SIZE - 1) & ~(PAGE_SIZE - 1)) -#define VSYSCALL_VIRT_ADDR ((ADDR(.data) + SIZEOF(.data) + \ - PAGE_SIZE - 1) & ~(PAGE_SIZE - 1)) -#define VLOAD_OFFSET (VSYSCALL_ADDR - VSYSCALL_PHYS_ADDR) +#define VLOAD_OFFSET (VSYSCALL_ADDR - __vsyscall_0 + LOAD_OFFSET) #define VLOAD(x) (ADDR(x) - VLOAD_OFFSET) -#define VVIRT_OFFSET (VSYSCALL_ADDR - VSYSCALL_VIRT_ADDR) +#define VVIRT_OFFSET (VSYSCALL_ADDR - __vsyscall_0) #define VVIRT(x) (ADDR(x) - VVIRT_OFFSET) + . = ALIGN(4096); + __vsyscall_0 = .; + . = VSYSCALL_ADDR; - .vsyscall_0 : AT(VSYSCALL_PHYS_ADDR) { + .vsyscall_0 : AT(VLOAD(.vsyscall_0)) { *(.vsyscall_0) } :user - __vsyscall_0 = VSYSCALL_VIRT_ADDR; - . = ALIGN(CONFIG_X86_L1_CACHE_BYTES); .vsyscall_fn : AT(VLOAD(.vsyscall_fn)) { *(.vsyscall_fn) @@ -192,11 +176,9 @@ SECTIONS *(.vsyscall_3) } - . = VSYSCALL_VIRT_ADDR + PAGE_SIZE; + . = __vsyscall_0 + PAGE_SIZE; #undef VSYSCALL_ADDR -#undef VSYSCALL_PHYS_ADDR -#undef VSYSCALL_VIRT_ADDR #undef VLOAD_OFFSET #undef VLOAD #undef VVIRT_OFFSET @@ -219,36 +201,12 @@ SECTIONS PERCPU_VADDR(0, :percpu) #endif - .init.text : AT(ADDR(.init.text) - LOAD_OFFSET) { - _sinittext = .; - INIT_TEXT - _einittext = .; - } + INIT_TEXT_SECTION(PAGE_SIZE) #ifdef CONFIG_X86_64 :init #endif - .init.data : AT(ADDR(.init.data) - LOAD_OFFSET) { - INIT_DATA - } - - . = ALIGN(16); - .init.setup : AT(ADDR(.init.setup) - LOAD_OFFSET) { - __setup_start = .; - *(.init.setup) - __setup_end = .; - } - .initcall.init : AT(ADDR(.initcall.init) - LOAD_OFFSET) { - __initcall_start = .; - INITCALLS - __initcall_end = .; - } - - .con_initcall.init : AT(ADDR(.con_initcall.init) - LOAD_OFFSET) { - __con_initcall_start = .; - *(.con_initcall.init) - __con_initcall_end = .; - } + INIT_DATA_SECTION(16) .x86_cpu_dev.init : AT(ADDR(.x86_cpu_dev.init) - LOAD_OFFSET) { __x86_cpu_dev_start = .; @@ -256,8 +214,6 @@ SECTIONS __x86_cpu_dev_end = .; } - SECURITY_INIT - . = ALIGN(8); .parainstructions : AT(ADDR(.parainstructions) - LOAD_OFFSET) { __parainstructions = .; @@ -288,15 +244,6 @@ SECTIONS EXIT_DATA } -#ifdef CONFIG_BLK_DEV_INITRD - . = ALIGN(PAGE_SIZE); - .init.ramfs : AT(ADDR(.init.ramfs) - LOAD_OFFSET) { - __initramfs_start = .; - *(.init.ramfs) - __initramfs_end = .; - } -#endif - #if !defined(CONFIG_X86_64) || !defined(CONFIG_SMP) PERCPU(PAGE_SIZE) #endif diff --git a/arch/x86/mm/Makefile b/arch/x86/mm/Makefile index 9b5a9f59a47..06630d26e56 100644 --- a/arch/x86/mm/Makefile +++ b/arch/x86/mm/Makefile @@ -1,9 +1,10 @@ obj-y := init.o init_$(BITS).o fault.o ioremap.o extable.o pageattr.o mmap.o \ - pat.o pgtable.o physaddr.o gup.o + pat.o pgtable.o physaddr.o gup.o setup_nx.o # Make sure __phys_addr has no stackprotector nostackp := $(call cc-option, -fno-stack-protector) CFLAGS_physaddr.o := $(nostackp) +CFLAGS_setup_nx.o := $(nostackp) obj-$(CONFIG_SMP) += tlb.o diff --git a/arch/x86/mm/init.c b/arch/x86/mm/init.c index 0607119cef9..73ffd5536f6 100644 --- a/arch/x86/mm/init.c +++ b/arch/x86/mm/init.c @@ -28,69 +28,6 @@ int direct_gbpages #endif ; -int nx_enabled; - -#if defined(CONFIG_X86_64) || defined(CONFIG_X86_PAE) -static int disable_nx __cpuinitdata; - -/* - * noexec = on|off - * - * Control non-executable mappings for processes. - * - * on Enable - * off Disable - */ -static int __init noexec_setup(char *str) -{ - if (!str) - return -EINVAL; - if (!strncmp(str, "on", 2)) { - __supported_pte_mask |= _PAGE_NX; - disable_nx = 0; - } else if (!strncmp(str, "off", 3)) { - disable_nx = 1; - __supported_pte_mask &= ~_PAGE_NX; - } - return 0; -} -early_param("noexec", noexec_setup); -#endif - -#ifdef CONFIG_X86_PAE -static void __init set_nx(void) -{ - unsigned int v[4], l, h; - - if (cpu_has_pae && (cpuid_eax(0x80000000) > 0x80000001)) { - cpuid(0x80000001, &v[0], &v[1], &v[2], &v[3]); - - if ((v[3] & (1 << 20)) && !disable_nx) { - rdmsr(MSR_EFER, l, h); - l |= EFER_NX; - wrmsr(MSR_EFER, l, h); - nx_enabled = 1; - __supported_pte_mask |= _PAGE_NX; - } - } -} -#else -static inline void set_nx(void) -{ -} -#endif - -#ifdef CONFIG_X86_64 -void __cpuinit check_efer(void) -{ - unsigned long efer; - - rdmsrl(MSR_EFER, efer); - if (!(efer & EFER_NX) || disable_nx) - __supported_pte_mask &= ~_PAGE_NX; -} -#endif - static void __init find_early_table_space(unsigned long end, int use_pse, int use_gbpages) { diff --git a/arch/x86/mm/pat.c b/arch/x86/mm/pat.c index 7257cf3decf..e78cd0ec2bc 100644 --- a/arch/x86/mm/pat.c +++ b/arch/x86/mm/pat.c @@ -81,6 +81,7 @@ enum { void pat_init(void) { u64 pat; + bool boot_cpu = !boot_pat_state; if (!pat_enabled) return; @@ -122,8 +123,10 @@ void pat_init(void) rdmsrl(MSR_IA32_CR_PAT, boot_pat_state); wrmsrl(MSR_IA32_CR_PAT, pat); - printk(KERN_INFO "x86 PAT enabled: cpu %d, old 0x%Lx, new 0x%Lx\n", - smp_processor_id(), boot_pat_state, pat); + + if (boot_cpu) + printk(KERN_INFO "x86 PAT enabled: cpu %d, old 0x%Lx, new 0x%Lx\n", + smp_processor_id(), boot_pat_state, pat); } #undef PAT diff --git a/arch/x86/mm/setup_nx.c b/arch/x86/mm/setup_nx.c new file mode 100644 index 00000000000..513d8ed5d2e --- /dev/null +++ b/arch/x86/mm/setup_nx.c @@ -0,0 +1,69 @@ +#include <linux/spinlock.h> +#include <linux/errno.h> +#include <linux/init.h> + +#include <asm/pgtable.h> + +int nx_enabled; + +#if defined(CONFIG_X86_64) || defined(CONFIG_X86_PAE) +static int disable_nx __cpuinitdata; + +/* + * noexec = on|off + * + * Control non-executable mappings for processes. + * + * on Enable + * off Disable + */ +static int __init noexec_setup(char *str) +{ + if (!str) + return -EINVAL; + if (!strncmp(str, "on", 2)) { + __supported_pte_mask |= _PAGE_NX; + disable_nx = 0; + } else if (!strncmp(str, "off", 3)) { + disable_nx = 1; + __supported_pte_mask &= ~_PAGE_NX; + } + return 0; +} +early_param("noexec", noexec_setup); +#endif + +#ifdef CONFIG_X86_PAE +void __init set_nx(void) +{ + unsigned int v[4], l, h; + + if (cpu_has_pae && (cpuid_eax(0x80000000) > 0x80000001)) { + cpuid(0x80000001, &v[0], &v[1], &v[2], &v[3]); + + if ((v[3] & (1 << 20)) && !disable_nx) { + rdmsr(MSR_EFER, l, h); + l |= EFER_NX; + wrmsr(MSR_EFER, l, h); + nx_enabled = 1; + __supported_pte_mask |= _PAGE_NX; + } + } +} +#else +void set_nx(void) +{ +} +#endif + +#ifdef CONFIG_X86_64 +void __cpuinit check_efer(void) +{ + unsigned long efer; + + rdmsrl(MSR_EFER, efer); + if (!(efer & EFER_NX) || disable_nx) + __supported_pte_mask &= ~_PAGE_NX; +} +#endif + diff --git a/arch/x86/pci/i386.c b/arch/x86/pci/i386.c index 52e62e57fed..b22d13b0c71 100644 --- a/arch/x86/pci/i386.c +++ b/arch/x86/pci/i386.c @@ -266,7 +266,7 @@ void pcibios_set_master(struct pci_dev *dev) pci_write_config_byte(dev, PCI_LATENCY_TIMER, lat); } -static struct vm_operations_struct pci_mmap_ops = { +static const struct vm_operations_struct pci_mmap_ops = { .access = generic_access_phys, }; diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c index 544eb749653..3439616d69f 100644 --- a/arch/x86/xen/enlighten.c +++ b/arch/x86/xen/enlighten.c @@ -1082,6 +1082,11 @@ asmlinkage void __init xen_start_kernel(void) __supported_pte_mask |= _PAGE_IOMAP; +#ifdef CONFIG_X86_64 + /* Work out if we support NX */ + check_efer(); +#endif + xen_setup_features(); /* Get mfn list */ @@ -1123,11 +1128,6 @@ asmlinkage void __init xen_start_kernel(void) pgd = (pgd_t *)xen_start_info->pt_base; -#ifdef CONFIG_X86_64 - /* Work out if we support NX */ - check_efer(); -#endif - /* Don't do the full vcpu_info placement stuff until we have a possible map and a non-dummy shared_info. */ per_cpu(xen_vcpu, 0) = &HYPERVISOR_shared_info->vcpu_info[0]; diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index 135fbfe1825..74119152435 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -94,36 +94,33 @@ int acpi_bus_get_device(acpi_handle handle, struct acpi_device **device) EXPORT_SYMBOL(acpi_bus_get_device); -int acpi_bus_get_status(struct acpi_device *device) +acpi_status acpi_bus_get_status_handle(acpi_handle handle, + unsigned long long *sta) { - acpi_status status = AE_OK; - unsigned long long sta = 0; - + acpi_status status; - if (!device) - return -EINVAL; + status = acpi_evaluate_integer(handle, "_STA", NULL, sta); + if (ACPI_SUCCESS(status)) + return AE_OK; - /* - * Evaluate _STA if present. - */ - if (device->flags.dynamic_status) { - status = - acpi_evaluate_integer(device->handle, "_STA", NULL, &sta); - if (ACPI_FAILURE(status)) - return -ENODEV; - STRUCT_TO_INT(device->status) = (int)sta; + if (status == AE_NOT_FOUND) { + *sta = ACPI_STA_DEVICE_PRESENT | ACPI_STA_DEVICE_ENABLED | + ACPI_STA_DEVICE_UI | ACPI_STA_DEVICE_FUNCTIONING; + return AE_OK; } + return status; +} - /* - * According to ACPI spec some device can be present and functional - * even if the parent is not present but functional. - * In such conditions the child device should not inherit the status - * from the parent. - */ - else - STRUCT_TO_INT(device->status) = - ACPI_STA_DEVICE_PRESENT | ACPI_STA_DEVICE_ENABLED | - ACPI_STA_DEVICE_UI | ACPI_STA_DEVICE_FUNCTIONING; +int acpi_bus_get_status(struct acpi_device *device) +{ + acpi_status status; + unsigned long long sta; + + status = acpi_bus_get_status_handle(device->handle, &sta); + if (ACPI_FAILURE(status)) + return -ENODEV; + + STRUCT_TO_INT(device->status) = (int) sta; if (device->status.functional && !device->status.present) { ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device [%s] status [%08x]: " @@ -135,10 +132,8 @@ int acpi_bus_get_status(struct acpi_device *device) ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device [%s] status [%08x]\n", device->pnp.bus_id, (u32) STRUCT_TO_INT(device->status))); - return 0; } - EXPORT_SYMBOL(acpi_bus_get_status); void acpi_bus_private_data_handler(acpi_handle handle, diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c index 5633b86e3ed..7c1c59ea9ec 100644 --- a/drivers/acpi/osl.c +++ b/drivers/acpi/osl.c @@ -1161,7 +1161,13 @@ int acpi_check_resource_conflict(struct resource *res) res_list_elem->name, (long long) res_list_elem->start, (long long) res_list_elem->end); - printk(KERN_INFO "ACPI: Device needs an ACPI driver\n"); + if (acpi_enforce_resources == ENFORCE_RESOURCES_LAX) + printk(KERN_NOTICE "ACPI: This conflict may" + " cause random problems and system" + " instability\n"); + printk(KERN_INFO "ACPI: If an ACPI driver is available" + " for this device, you should use it instead of" + " the native driver\n"); } if (acpi_enforce_resources == ENFORCE_RESOURCES_STRICT) return -EBUSY; diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c index cc61a622010..bbd066e7f85 100644 --- a/drivers/acpi/processor_idle.c +++ b/drivers/acpi/processor_idle.c @@ -1166,7 +1166,6 @@ int __cpuinit acpi_processor_power_init(struct acpi_processor *pr, #ifdef CONFIG_ACPI_PROCFS struct proc_dir_entry *entry = NULL; #endif - unsigned int i; if (boot_option_idle_override) return 0; @@ -1214,13 +1213,6 @@ int __cpuinit acpi_processor_power_init(struct acpi_processor *pr, acpi_processor_setup_cpuidle(pr); if (cpuidle_register_device(&pr->power.dev)) return -EIO; - - printk(KERN_INFO PREFIX "CPU%d (power states:", pr->id); - for (i = 1; i <= pr->power.count; i++) - if (pr->power.states[i].valid) - printk(" C%d[C%d]", i, - pr->power.states[i].type); - printk(")\n"); } #ifdef CONFIG_ACPI_PROCFS /* 'power' [R] */ diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index 408ebde1898..468921bed22 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -22,6 +22,8 @@ extern struct acpi_device *acpi_root; #define ACPI_BUS_HID "LNXSYBUS" #define ACPI_BUS_DEVICE_NAME "System Bus" +#define ACPI_IS_ROOT_DEVICE(device) (!(device)->parent) + static LIST_HEAD(acpi_device_list); static LIST_HEAD(acpi_bus_id_list); DEFINE_MUTEX(acpi_device_lock); @@ -43,40 +45,19 @@ static int create_modalias(struct acpi_device *acpi_dev, char *modalias, { int len; int count; - - if (!acpi_dev->flags.hardware_id && !acpi_dev->flags.compatible_ids) - return -ENODEV; + struct acpi_hardware_id *id; len = snprintf(modalias, size, "acpi:"); size -= len; - if (acpi_dev->flags.hardware_id) { - count = snprintf(&modalias[len], size, "%s:", - acpi_dev->pnp.hardware_id); + list_for_each_entry(id, &acpi_dev->pnp.ids, list) { + count = snprintf(&modalias[len], size, "%s:", id->id); if (count < 0 || count >= size) return -EINVAL; len += count; size -= count; } - if (acpi_dev->flags.compatible_ids) { - struct acpica_device_id_list *cid_list; - int i; - - cid_list = acpi_dev->pnp.cid_list; - for (i = 0; i < cid_list->count; i++) { - count = snprintf(&modalias[len], size, "%s:", - cid_list->ids[i].string); - if (count < 0 || count >= size) { - printk(KERN_ERR PREFIX "%s cid[%i] exceeds event buffer size", - acpi_dev->pnp.device_name, i); - break; - } - len += count; - size -= count; - } - } - modalias[len] = '\0'; return len; } @@ -183,7 +164,7 @@ static ssize_t acpi_device_hid_show(struct device *dev, struct device_attribute *attr, char *buf) { struct acpi_device *acpi_dev = to_acpi_device(dev); - return sprintf(buf, "%s\n", acpi_dev->pnp.hardware_id); + return sprintf(buf, "%s\n", acpi_device_hid(acpi_dev)); } static DEVICE_ATTR(hid, 0444, acpi_device_hid_show, NULL); @@ -219,17 +200,13 @@ static int acpi_device_setup_files(struct acpi_device *dev) goto end; } - if (dev->flags.hardware_id) { - result = device_create_file(&dev->dev, &dev_attr_hid); - if (result) - goto end; - } + result = device_create_file(&dev->dev, &dev_attr_hid); + if (result) + goto end; - if (dev->flags.hardware_id || dev->flags.compatible_ids) { - result = device_create_file(&dev->dev, &dev_attr_modalias); - if (result) - goto end; - } + result = device_create_file(&dev->dev, &dev_attr_modalias); + if (result) + goto end; /* * If device has _EJ0, 'eject' file is created that is used to trigger @@ -255,11 +232,8 @@ static void acpi_device_remove_files(struct acpi_device *dev) if (ACPI_SUCCESS(status)) device_remove_file(&dev->dev, &dev_attr_eject); - if (dev->flags.hardware_id || dev->flags.compatible_ids) - device_remove_file(&dev->dev, &dev_attr_modalias); - - if (dev->flags.hardware_id) - device_remove_file(&dev->dev, &dev_attr_hid); + device_remove_file(&dev->dev, &dev_attr_modalias); + device_remove_file(&dev->dev, &dev_attr_hid); if (dev->handle) device_remove_file(&dev->dev, &dev_attr_path); } @@ -271,6 +245,7 @@ int acpi_match_device_ids(struct acpi_device *device, const struct acpi_device_id *ids) { const struct acpi_device_id *id; + struct acpi_hardware_id *hwid; /* * If the device is not present, it is unnecessary to load device @@ -279,40 +254,30 @@ int acpi_match_device_ids(struct acpi_device *device, if (!device->status.present) return -ENODEV; - if (device->flags.hardware_id) { - for (id = ids; id->id[0]; id++) { - if (!strcmp((char*)id->id, device->pnp.hardware_id)) + for (id = ids; id->id[0]; id++) + list_for_each_entry(hwid, &device->pnp.ids, list) + if (!strcmp((char *) id->id, hwid->id)) return 0; - } - } - - if (device->flags.compatible_ids) { - struct acpica_device_id_list *cid_list = device->pnp.cid_list; - int i; - - for (id = ids; id->id[0]; id++) { - /* compare multiple _CID entries against driver ids */ - for (i = 0; i < cid_list->count; i++) { - if (!strcmp((char*)id->id, - cid_list->ids[i].string)) - return 0; - } - } - } return -ENOENT; } EXPORT_SYMBOL(acpi_match_device_ids); +static void acpi_free_ids(struct acpi_device *device) +{ + struct acpi_hardware_id *id, *tmp; + + list_for_each_entry_safe(id, tmp, &device->pnp.ids, list) { + kfree(id->id); + kfree(id); + } +} + static void acpi_device_release(struct device *dev) { struct acpi_device *acpi_dev = to_acpi_device(dev); - kfree(acpi_dev->pnp.cid_list); - if (acpi_dev->flags.hardware_id) - kfree(acpi_dev->pnp.hardware_id); - if (acpi_dev->flags.unique_id) - kfree(acpi_dev->pnp.unique_id); + acpi_free_ids(acpi_dev); kfree(acpi_dev); } @@ -378,15 +343,13 @@ static acpi_status acpi_device_notify_fixed(void *data) static int acpi_device_install_notify_handler(struct acpi_device *device) { acpi_status status; - char *hid; - hid = acpi_device_hid(device); - if (!strcmp(hid, ACPI_BUTTON_HID_POWERF)) + if (device->device_type == ACPI_BUS_TYPE_POWER_BUTTON) status = acpi_install_fixed_event_handler(ACPI_EVENT_POWER_BUTTON, acpi_device_notify_fixed, device); - else if (!strcmp(hid, ACPI_BUTTON_HID_SLEEPF)) + else if (device->device_type == ACPI_BUS_TYPE_SLEEP_BUTTON) status = acpi_install_fixed_event_handler(ACPI_EVENT_SLEEP_BUTTON, acpi_device_notify_fixed, @@ -404,10 +367,10 @@ static int acpi_device_install_notify_handler(struct acpi_device *device) static void acpi_device_remove_notify_handler(struct acpi_device *device) { - if (!strcmp(acpi_device_hid(device), ACPI_BUTTON_HID_POWERF)) + if (device->device_type == ACPI_BUS_TYPE_POWER_BUTTON) acpi_remove_fixed_event_handler(ACPI_EVENT_POWER_BUTTON, acpi_device_notify_fixed); - else if (!strcmp(acpi_device_hid(device), ACPI_BUTTON_HID_SLEEPF)) + else if (device->device_type == ACPI_BUS_TYPE_SLEEP_BUTTON) acpi_remove_fixed_event_handler(ACPI_EVENT_SLEEP_BUTTON, acpi_device_notify_fixed); else @@ -474,12 +437,12 @@ struct bus_type acpi_bus_type = { .uevent = acpi_device_uevent, }; -static int acpi_device_register(struct acpi_device *device, - struct acpi_device *parent) +static int acpi_device_register(struct acpi_device *device) { int result; struct acpi_device_bus_id *acpi_device_bus_id, *new_bus_id; int found = 0; + /* * Linkage * ------- @@ -501,8 +464,9 @@ static int acpi_device_register(struct acpi_device *device, * If failed, create one and link it into acpi_bus_id_list */ list_for_each_entry(acpi_device_bus_id, &acpi_bus_id_list, node) { - if(!strcmp(acpi_device_bus_id->bus_id, device->flags.hardware_id? device->pnp.hardware_id : "device")) { - acpi_device_bus_id->instance_no ++; + if (!strcmp(acpi_device_bus_id->bus_id, + acpi_device_hid(device))) { + acpi_device_bus_id->instance_no++; found = 1; kfree(new_bus_id); break; @@ -510,7 +474,7 @@ static int acpi_device_register(struct acpi_device *device, } if (!found) { acpi_device_bus_id = new_bus_id; - strcpy(acpi_device_bus_id->bus_id, device->flags.hardware_id ? device->pnp.hardware_id : "device"); + strcpy(acpi_device_bus_id->bus_id, acpi_device_hid(device)); acpi_device_bus_id->instance_no = 0; list_add_tail(&acpi_device_bus_id->node, &acpi_bus_id_list); } @@ -524,7 +488,7 @@ static int acpi_device_register(struct acpi_device *device, mutex_unlock(&acpi_device_lock); if (device->parent) - device->dev.parent = &parent->dev; + device->dev.parent = &device->parent->dev; device->dev.bus = &acpi_bus_type; device->dev.release = &acpi_device_release; result = device_register(&device->dev); @@ -664,6 +628,33 @@ EXPORT_SYMBOL(acpi_bus_unregister_driver); /* -------------------------------------------------------------------------- Device Enumeration -------------------------------------------------------------------------- */ +static struct acpi_device *acpi_bus_get_parent(acpi_handle handle) +{ + acpi_status status; + int ret; + struct acpi_device *device; + + /* + * Fixed hardware devices do not appear in the namespace and do not + * have handles, but we fabricate acpi_devices for them, so we have + * to deal with them specially. + */ + if (handle == NULL) + return acpi_root; + + do { + status = acpi_get_parent(handle, &handle); + if (status == AE_NULL_ENTRY) + return NULL; + if (ACPI_FAILURE(status)) + return acpi_root; + + ret = acpi_bus_get_device(handle, &device); + if (ret == 0) + return device; + } while (1); +} + acpi_status acpi_bus_get_ejd(acpi_handle handle, acpi_handle *ejd) { @@ -876,11 +867,6 @@ static int acpi_bus_get_flags(struct acpi_device *device) if (ACPI_SUCCESS(status)) device->flags.dynamic_status = 1; - /* Presence of _CID indicates 'compatible_ids' */ - status = acpi_get_handle(device->handle, "_CID", &temp); - if (ACPI_SUCCESS(status)) - device->flags.compatible_ids = 1; - /* Presence of _RMV indicates 'removable' */ status = acpi_get_handle(device->handle, "_RMV", &temp); if (ACPI_SUCCESS(status)) @@ -918,8 +904,7 @@ static int acpi_bus_get_flags(struct acpi_device *device) return 0; } -static void acpi_device_get_busid(struct acpi_device *device, - acpi_handle handle, int type) +static void acpi_device_get_busid(struct acpi_device *device) { char bus_id[5] = { '?', 0 }; struct acpi_buffer buffer = { sizeof(bus_id), bus_id }; @@ -931,10 +916,12 @@ static void acpi_device_get_busid(struct acpi_device *device, * The device's Bus ID is simply the object name. * TBD: Shouldn't this value be unique (within the ACPI namespace)? */ - switch (type) { - case ACPI_BUS_TYPE_SYSTEM: + if (ACPI_IS_ROOT_DEVICE(device)) { strcpy(device->pnp.bus_id, "ACPI"); - break; + return; + } + + switch (device->device_type) { case ACPI_BUS_TYPE_POWER_BUTTON: strcpy(device->pnp.bus_id, "PWRF"); break; @@ -942,7 +929,7 @@ static void acpi_device_get_busid(struct acpi_device *device, strcpy(device->pnp.bus_id, "SLPF"); break; default: - acpi_get_name(handle, ACPI_SINGLE_NAME, &buffer); + acpi_get_name(device->handle, ACPI_SINGLE_NAME, &buffer); /* Clean up trailing underscores (if any) */ for (i = 3; i > 1; i--) { if (bus_id[i] == '_') @@ -1000,204 +987,132 @@ static int acpi_dock_match(struct acpi_device *device) return acpi_get_handle(device->handle, "_DCK", &tmp); } -static struct acpica_device_id_list* -acpi_add_cid( - struct acpi_device_info *info, - struct acpica_device_id *new_cid) +char *acpi_device_hid(struct acpi_device *device) { - struct acpica_device_id_list *cid; - char *next_id_string; - acpi_size cid_length; - acpi_size new_cid_length; - u32 i; - - - /* Allocate new CID list with room for the new CID */ - - if (!new_cid) - new_cid_length = info->compatible_id_list.list_size; - else if (info->compatible_id_list.list_size) - new_cid_length = info->compatible_id_list.list_size + - new_cid->length + sizeof(struct acpica_device_id); - else - new_cid_length = sizeof(struct acpica_device_id_list) + new_cid->length; - - cid = ACPI_ALLOCATE_ZEROED(new_cid_length); - if (!cid) { - return NULL; - } - - cid->list_size = new_cid_length; - cid->count = info->compatible_id_list.count; - if (new_cid) - cid->count++; - next_id_string = (char *) cid->ids + (cid->count * sizeof(struct acpica_device_id)); - - /* Copy all existing CIDs */ - - for (i = 0; i < info->compatible_id_list.count; i++) { - cid_length = info->compatible_id_list.ids[i].length; - cid->ids[i].string = next_id_string; - cid->ids[i].length = cid_length; + struct acpi_hardware_id *hid; - ACPI_MEMCPY(next_id_string, info->compatible_id_list.ids[i].string, - cid_length); - - next_id_string += cid_length; - } + hid = list_first_entry(&device->pnp.ids, struct acpi_hardware_id, list); + return hid->id; +} +EXPORT_SYMBOL(acpi_device_hid); - /* Append the new CID */ +static void acpi_add_id(struct acpi_device *device, const char *dev_id) +{ + struct acpi_hardware_id *id; - if (new_cid) { - cid->ids[i].string = next_id_string; - cid->ids[i].length = new_cid->length; + id = kmalloc(sizeof(*id), GFP_KERNEL); + if (!id) + return; - ACPI_MEMCPY(next_id_string, new_cid->string, new_cid->length); + id->id = kmalloc(strlen(dev_id) + 1, GFP_KERNEL); + if (!id->id) { + kfree(id); + return; } - return cid; + strcpy(id->id, dev_id); + list_add_tail(&id->list, &device->pnp.ids); } -static void acpi_device_set_id(struct acpi_device *device, - struct acpi_device *parent, acpi_handle handle, - int type) +static void acpi_device_set_id(struct acpi_device *device) { - struct acpi_device_info *info = NULL; - char *hid = NULL; - char *uid = NULL; - struct acpica_device_id_list *cid_list = NULL; - char *cid_add = NULL; acpi_status status; + struct acpi_device_info *info; + struct acpica_device_id_list *cid_list; + int i; - switch (type) { + switch (device->device_type) { case ACPI_BUS_TYPE_DEVICE: - status = acpi_get_object_info(handle, &info); + if (ACPI_IS_ROOT_DEVICE(device)) { + acpi_add_id(device, ACPI_SYSTEM_HID); + break; + } else if (ACPI_IS_ROOT_DEVICE(device->parent)) { + /* \_SB_, the only root-level namespace device */ + acpi_add_id(device, ACPI_BUS_HID); + strcpy(device->pnp.device_name, ACPI_BUS_DEVICE_NAME); + strcpy(device->pnp.device_class, ACPI_BUS_CLASS); + break; + } + + status = acpi_get_object_info(device->handle, &info); if (ACPI_FAILURE(status)) { printk(KERN_ERR PREFIX "%s: Error reading device info\n", __func__); return; } if (info->valid & ACPI_VALID_HID) - hid = info->hardware_id.string; - if (info->valid & ACPI_VALID_UID) - uid = info->unique_id.string; - if (info->valid & ACPI_VALID_CID) + acpi_add_id(device, info->hardware_id.string); + if (info->valid & ACPI_VALID_CID) { cid_list = &info->compatible_id_list; + for (i = 0; i < cid_list->count; i++) + acpi_add_id(device, cid_list->ids[i].string); + } if (info->valid & ACPI_VALID_ADR) { device->pnp.bus_address = info->address; device->flags.bus_address = 1; } - /* If we have a video/bay/dock device, add our selfdefined - HID to the CID list. Like that the video/bay/dock drivers - will get autoloaded and the device might still match - against another driver. - */ + /* + * Some devices don't reliably have _HIDs & _CIDs, so add + * synthetic HIDs to make sure drivers can find them. + */ if (acpi_is_video_device(device)) - cid_add = ACPI_VIDEO_HID; + acpi_add_id(device, ACPI_VIDEO_HID); else if (ACPI_SUCCESS(acpi_bay_match(device))) - cid_add = ACPI_BAY_HID; + acpi_add_id(device, ACPI_BAY_HID); else if (ACPI_SUCCESS(acpi_dock_match(device))) - cid_add = ACPI_DOCK_HID; + acpi_add_id(device, ACPI_DOCK_HID); break; case ACPI_BUS_TYPE_POWER: - hid = ACPI_POWER_HID; + acpi_add_id(device, ACPI_POWER_HID); break; case ACPI_BUS_TYPE_PROCESSOR: - hid = ACPI_PROCESSOR_OBJECT_HID; - break; - case ACPI_BUS_TYPE_SYSTEM: - hid = ACPI_SYSTEM_HID; + acpi_add_id(device, ACPI_PROCESSOR_OBJECT_HID); break; case ACPI_BUS_TYPE_THERMAL: - hid = ACPI_THERMAL_HID; + acpi_add_id(device, ACPI_THERMAL_HID); break; case ACPI_BUS_TYPE_POWER_BUTTON: - hid = ACPI_BUTTON_HID_POWERF; + acpi_add_id(device, ACPI_BUTTON_HID_POWERF); break; case ACPI_BUS_TYPE_SLEEP_BUTTON: - hid = ACPI_BUTTON_HID_SLEEPF; + acpi_add_id(device, ACPI_BUTTON_HID_SLEEPF); break; } /* - * \_SB - * ---- - * Fix for the system root bus device -- the only root-level device. + * We build acpi_devices for some objects that don't have _HID or _CID, + * e.g., PCI bridges and slots. Drivers can't bind to these objects, + * but we do use them indirectly by traversing the acpi_device tree. + * This generic ID isn't useful for driver binding, but it provides + * the useful property that "every acpi_device has an ID." */ - if (((acpi_handle)parent == ACPI_ROOT_OBJECT) && (type == ACPI_BUS_TYPE_DEVICE)) { - hid = ACPI_BUS_HID; - strcpy(device->pnp.device_name, ACPI_BUS_DEVICE_NAME); - strcpy(device->pnp.device_class, ACPI_BUS_CLASS); - } - - if (hid) { - device->pnp.hardware_id = ACPI_ALLOCATE_ZEROED(strlen (hid) + 1); - if (device->pnp.hardware_id) { - strcpy(device->pnp.hardware_id, hid); - device->flags.hardware_id = 1; - } - } - if (!device->flags.hardware_id) - device->pnp.hardware_id = ""; - - if (uid) { - device->pnp.unique_id = ACPI_ALLOCATE_ZEROED(strlen (uid) + 1); - if (device->pnp.unique_id) { - strcpy(device->pnp.unique_id, uid); - device->flags.unique_id = 1; - } - } - if (!device->flags.unique_id) - device->pnp.unique_id = ""; - - if (cid_list || cid_add) { - struct acpica_device_id_list *list; - - if (cid_add) { - struct acpica_device_id cid; - cid.length = strlen (cid_add) + 1; - cid.string = cid_add; - - list = acpi_add_cid(info, &cid); - } else { - list = acpi_add_cid(info, NULL); - } - - if (list) { - device->pnp.cid_list = list; - if (cid_add) - device->flags.compatible_ids = 1; - } - } - - kfree(info); + if (list_empty(&device->pnp.ids)) + acpi_add_id(device, "device"); } -static int acpi_device_set_context(struct acpi_device *device, int type) +static int acpi_device_set_context(struct acpi_device *device) { - acpi_status status = AE_OK; - int result = 0; + acpi_status status; + /* * Context * ------- * Attach this 'struct acpi_device' to the ACPI object. This makes - * resolutions from handle->device very efficient. Note that we need - * to be careful with fixed-feature devices as they all attach to the - * root object. + * resolutions from handle->device very efficient. Fixed hardware + * devices have no handles, so we skip them. */ - if (type != ACPI_BUS_TYPE_POWER_BUTTON && - type != ACPI_BUS_TYPE_SLEEP_BUTTON) { - status = acpi_attach_data(device->handle, - acpi_bus_data_handler, device); + if (!device->handle) + return 0; - if (ACPI_FAILURE(status)) { - printk(KERN_ERR PREFIX "Error attaching device data\n"); - result = -ENODEV; - } - } - return result; + status = acpi_attach_data(device->handle, + acpi_bus_data_handler, device); + if (ACPI_SUCCESS(status)) + return 0; + + printk(KERN_ERR PREFIX "Error attaching device data\n"); + return -ENODEV; } static int acpi_bus_remove(struct acpi_device *dev, int rmdevice) @@ -1223,17 +1138,14 @@ static int acpi_bus_remove(struct acpi_device *dev, int rmdevice) return 0; } -static int -acpi_add_single_object(struct acpi_device **child, - struct acpi_device *parent, acpi_handle handle, int type, - struct acpi_bus_ops *ops) +static int acpi_add_single_object(struct acpi_device **child, + acpi_handle handle, int type, + unsigned long long sta, + struct acpi_bus_ops *ops) { - int result = 0; - struct acpi_device *device = NULL; - - - if (!child) - return -EINVAL; + int result; + struct acpi_device *device; + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; device = kzalloc(sizeof(struct acpi_device), GFP_KERNEL); if (!device) { @@ -1241,75 +1153,31 @@ acpi_add_single_object(struct acpi_device **child, return -ENOMEM; } + INIT_LIST_HEAD(&device->pnp.ids); + device->device_type = type; device->handle = handle; - device->parent = parent; + device->parent = acpi_bus_get_parent(handle); device->bus_ops = *ops; /* workround for not call .start */ + STRUCT_TO_INT(device->status) = sta; - - acpi_device_get_busid(device, handle, type); + acpi_device_get_busid(device); /* * Flags * ----- - * Get prior to calling acpi_bus_get_status() so we know whether - * or not _STA is present. Note that we only look for object - * handles -- cannot evaluate objects until we know the device is - * present and properly initialized. + * Note that we only look for object handles -- cannot evaluate objects + * until we know the device is present and properly initialized. */ result = acpi_bus_get_flags(device); if (result) goto end; /* - * Status - * ------ - * See if the device is present. We always assume that non-Device - * and non-Processor objects (e.g. thermal zones, power resources, - * etc.) are present, functioning, etc. (at least when parent object - * is present). Note that _STA has a different meaning for some - * objects (e.g. power resources) so we need to be careful how we use - * it. - */ - switch (type) { - case ACPI_BUS_TYPE_PROCESSOR: - case ACPI_BUS_TYPE_DEVICE: - result = acpi_bus_get_status(device); - if (ACPI_FAILURE(result)) { - result = -ENODEV; - goto end; - } - /* - * When the device is neither present nor functional, the - * device should not be added to Linux ACPI device tree. - * When the status of the device is not present but functinal, - * it should be added to Linux ACPI tree. For example : bay - * device , dock device. - * In such conditions it is unncessary to check whether it is - * bay device or dock device. - */ - if (!device->status.present && !device->status.functional) { - result = -ENODEV; - goto end; - } - break; - default: - STRUCT_TO_INT(device->status) = - ACPI_STA_DEVICE_PRESENT | ACPI_STA_DEVICE_ENABLED | - ACPI_STA_DEVICE_UI | ACPI_STA_DEVICE_FUNCTIONING; - break; - } - - /* * Initialize Device * ----------------- * TBD: Synch with Core's enumeration/initialization process. */ - - /* - * Hardware ID, Unique ID, & Bus Address - * ------------------------------------- - */ - acpi_device_set_id(device, parent, handle, type); + acpi_device_set_id(device); /* * Power Management @@ -1341,10 +1209,10 @@ acpi_add_single_object(struct acpi_device **child, goto end; } - if ((result = acpi_device_set_context(device, type))) + if ((result = acpi_device_set_context(device))) goto end; - result = acpi_device_register(device, parent); + result = acpi_device_register(device); /* * Bind _ADR-Based Devices when hot add @@ -1355,128 +1223,122 @@ acpi_add_single_object(struct acpi_device **child, } end: - if (!result) + if (!result) { + acpi_get_name(handle, ACPI_FULL_PATHNAME, &buffer); + ACPI_DEBUG_PRINT((ACPI_DB_INFO, + "Adding %s [%s] parent %s\n", dev_name(&device->dev), + (char *) buffer.pointer, + device->parent ? dev_name(&device->parent->dev) : + "(null)")); + kfree(buffer.pointer); *child = device; - else + } else acpi_device_release(&device->dev); return result; } -static int acpi_bus_scan(struct acpi_device *start, struct acpi_bus_ops *ops) +#define ACPI_STA_DEFAULT (ACPI_STA_DEVICE_PRESENT | ACPI_STA_DEVICE_ENABLED | \ + ACPI_STA_DEVICE_UI | ACPI_STA_DEVICE_FUNCTIONING) + +static int acpi_bus_type_and_status(acpi_handle handle, int *type, + unsigned long long *sta) { - acpi_status status = AE_OK; - struct acpi_device *parent = NULL; - struct acpi_device *child = NULL; - acpi_handle phandle = NULL; - acpi_handle chandle = NULL; - acpi_object_type type = 0; - u32 level = 1; + acpi_status status; + acpi_object_type acpi_type; + status = acpi_get_type(handle, &acpi_type); + if (ACPI_FAILURE(status)) + return -ENODEV; - if (!start) - return -EINVAL; + switch (acpi_type) { + case ACPI_TYPE_ANY: /* for ACPI_ROOT_OBJECT */ + case ACPI_TYPE_DEVICE: + *type = ACPI_BUS_TYPE_DEVICE; + status = acpi_bus_get_status_handle(handle, sta); + if (ACPI_FAILURE(status)) + return -ENODEV; + break; + case ACPI_TYPE_PROCESSOR: + *type = ACPI_BUS_TYPE_PROCESSOR; + status = acpi_bus_get_status_handle(handle, sta); + if (ACPI_FAILURE(status)) + return -ENODEV; + break; + case ACPI_TYPE_THERMAL: + *type = ACPI_BUS_TYPE_THERMAL; + *sta = ACPI_STA_DEFAULT; + break; + case ACPI_TYPE_POWER: + *type = ACPI_BUS_TYPE_POWER; + *sta = ACPI_STA_DEFAULT; + break; + default: + return -ENODEV; + } - parent = start; - phandle = start->handle; + return 0; +} - /* - * Parse through the ACPI namespace, identify all 'devices', and - * create a new 'struct acpi_device' for each. - */ - while ((level > 0) && parent) { +static acpi_status acpi_bus_check_add(acpi_handle handle, u32 lvl, + void *context, void **return_value) +{ + struct acpi_bus_ops *ops = context; + int type; + unsigned long long sta; + struct acpi_device *device; + acpi_status status; + int result; - status = acpi_get_next_object(ACPI_TYPE_ANY, phandle, - chandle, &chandle); + result = acpi_bus_type_and_status(handle, &type, &sta); + if (result) + return AE_OK; - /* - * If this scope is exhausted then move our way back up. - */ - if (ACPI_FAILURE(status)) { - level--; - chandle = phandle; - acpi_get_parent(phandle, &phandle); - if (parent->parent) - parent = parent->parent; - continue; - } + if (!(sta & ACPI_STA_DEVICE_PRESENT) && + !(sta & ACPI_STA_DEVICE_FUNCTIONING)) + return AE_CTRL_DEPTH; - status = acpi_get_type(chandle, &type); - if (ACPI_FAILURE(status)) - continue; + /* + * We may already have an acpi_device from a previous enumeration. If + * so, we needn't add it again, but we may still have to start it. + */ + device = NULL; + acpi_bus_get_device(handle, &device); + if (ops->acpi_op_add && !device) + acpi_add_single_object(&device, handle, type, sta, ops); - /* - * If this is a scope object then parse it (depth-first). - */ - if (type == ACPI_TYPE_LOCAL_SCOPE) { - level++; - phandle = chandle; - chandle = NULL; - continue; - } + if (!device) + return AE_CTRL_DEPTH; - /* - * We're only interested in objects that we consider 'devices'. - */ - switch (type) { - case ACPI_TYPE_DEVICE: - type = ACPI_BUS_TYPE_DEVICE; - break; - case ACPI_TYPE_PROCESSOR: - type = ACPI_BUS_TYPE_PROCESSOR; - break; - case ACPI_TYPE_THERMAL: - type = ACPI_BUS_TYPE_THERMAL; - break; - case ACPI_TYPE_POWER: - type = ACPI_BUS_TYPE_POWER; - break; - default: - continue; - } + if (ops->acpi_op_start && !(ops->acpi_op_add)) { + status = acpi_start_single_object(device); + if (ACPI_FAILURE(status)) + return AE_CTRL_DEPTH; + } - if (ops->acpi_op_add) - status = acpi_add_single_object(&child, parent, - chandle, type, ops); - else - status = acpi_bus_get_device(chandle, &child); + if (!*return_value) + *return_value = device; + return AE_OK; +} - if (ACPI_FAILURE(status)) - continue; +static int acpi_bus_scan(acpi_handle handle, struct acpi_bus_ops *ops, + struct acpi_device **child) +{ + acpi_status status; + struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; + void *device = NULL; - if (ops->acpi_op_start && !(ops->acpi_op_add)) { - status = acpi_start_single_object(child); - if (ACPI_FAILURE(status)) - continue; - } + acpi_get_name(handle, ACPI_FULL_PATHNAME, &buffer); + printk(KERN_INFO PREFIX "Enumerating devices from [%s]\n", + (char *) buffer.pointer); - /* - * If the device is present, enabled, and functioning then - * parse its scope (depth-first). Note that we need to - * represent absent devices to facilitate PnP notifications - * -- but only the subtree head (not all of its children, - * which will be enumerated when the parent is inserted). - * - * TBD: Need notifications and other detection mechanisms - * in place before we can fully implement this. - */ - /* - * When the device is not present but functional, it is also - * necessary to scan the children of this device. - */ - if (child->status.present || (!child->status.present && - child->status.functional)) { - status = acpi_get_next_object(ACPI_TYPE_ANY, chandle, - NULL, NULL); - if (ACPI_SUCCESS(status)) { - level++; - phandle = chandle; - chandle = NULL; - parent = child; - } - } - } + status = acpi_bus_check_add(handle, 0, ops, &device); + if (ACPI_SUCCESS(status)) + acpi_walk_namespace(ACPI_TYPE_ANY, handle, ACPI_UINT32_MAX, + acpi_bus_check_add, ops, &device); + if (child) + *child = device; return 0; } @@ -1484,36 +1346,25 @@ int acpi_bus_add(struct acpi_device **child, struct acpi_device *parent, acpi_handle handle, int type) { - int result; struct acpi_bus_ops ops; memset(&ops, 0, sizeof(ops)); ops.acpi_op_add = 1; - result = acpi_add_single_object(child, parent, handle, type, &ops); - if (!result) - result = acpi_bus_scan(*child, &ops); - - return result; + acpi_bus_scan(handle, &ops, child); + return 0; } EXPORT_SYMBOL(acpi_bus_add); int acpi_bus_start(struct acpi_device *device) { - int result; struct acpi_bus_ops ops; + memset(&ops, 0, sizeof(ops)); + ops.acpi_op_start = 1; - if (!device) - return -EINVAL; - - result = acpi_start_single_object(device); - if (!result) { - memset(&ops, 0, sizeof(ops)); - ops.acpi_op_start = 1; - result = acpi_bus_scan(device, &ops); - } - return result; + acpi_bus_scan(device->handle, &ops, NULL); + return 0; } EXPORT_SYMBOL(acpi_bus_start); @@ -1572,15 +1423,12 @@ int acpi_bus_trim(struct acpi_device *start, int rmdevice) } EXPORT_SYMBOL_GPL(acpi_bus_trim); -static int acpi_bus_scan_fixed(struct acpi_device *root) +static int acpi_bus_scan_fixed(void) { int result = 0; struct acpi_device *device = NULL; struct acpi_bus_ops ops; - if (!root) - return -ENODEV; - memset(&ops, 0, sizeof(ops)); ops.acpi_op_add = 1; ops.acpi_op_start = 1; @@ -1589,16 +1437,16 @@ static int acpi_bus_scan_fixed(struct acpi_device *root) * Enumerate all fixed-feature devices. */ if ((acpi_gbl_FADT.flags & ACPI_FADT_POWER_BUTTON) == 0) { - result = acpi_add_single_object(&device, acpi_root, - NULL, + result = acpi_add_single_object(&device, NULL, ACPI_BUS_TYPE_POWER_BUTTON, + ACPI_STA_DEFAULT, &ops); } if ((acpi_gbl_FADT.flags & ACPI_FADT_SLEEP_BUTTON) == 0) { - result = acpi_add_single_object(&device, acpi_root, - NULL, + result = acpi_add_single_object(&device, NULL, ACPI_BUS_TYPE_SLEEP_BUTTON, + ACPI_STA_DEFAULT, &ops); } @@ -1621,24 +1469,15 @@ int __init acpi_scan_init(void) } /* - * Create the root device in the bus's device tree - */ - result = acpi_add_single_object(&acpi_root, NULL, ACPI_ROOT_OBJECT, - ACPI_BUS_TYPE_SYSTEM, &ops); - if (result) - goto Done; - - /* * Enumerate devices in the ACPI namespace. */ - result = acpi_bus_scan_fixed(acpi_root); + result = acpi_bus_scan(ACPI_ROOT_OBJECT, &ops, &acpi_root); if (!result) - result = acpi_bus_scan(acpi_root, &ops); + result = acpi_bus_scan_fixed(); if (result) acpi_device_unregister(acpi_root, ACPI_BUS_REMOVAL_NORMAL); -Done: return result; } diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c index 94b1a4c5aba..a4fddb24476 100644 --- a/drivers/acpi/video.c +++ b/drivers/acpi/video.c @@ -1986,6 +1986,10 @@ acpi_video_switch_brightness(struct acpi_video_device *device, int event) result = acpi_video_device_lcd_set_level(device, level_next); + if (!result) + backlight_force_update(device->backlight, + BACKLIGHT_UPDATE_HOTKEY); + out: if (result) printk(KERN_ERR PREFIX "Failed to switch the brightness\n"); diff --git a/drivers/atm/he.c b/drivers/atm/he.c index 29e66d603d3..70667033a56 100644 --- a/drivers/atm/he.c +++ b/drivers/atm/he.c @@ -921,9 +921,9 @@ out_free_rbpq_base: he_dev->rbrq_phys); i = CONFIG_RBPL_SIZE; out_free_rbpl_virt: - while (--i) - pci_pool_free(he_dev->rbps_pool, he_dev->rbpl_virt[i].virt, - he_dev->rbps_base[i].phys); + while (i--) + pci_pool_free(he_dev->rbpl_pool, he_dev->rbpl_virt[i].virt, + he_dev->rbpl_base[i].phys); kfree(he_dev->rbpl_virt); out_free_rbpl_base: @@ -933,11 +933,11 @@ out_free_rbpl_base: out_destroy_rbpl_pool: pci_pool_destroy(he_dev->rbpl_pool); - i = CONFIG_RBPL_SIZE; + i = CONFIG_RBPS_SIZE; out_free_rbps_virt: - while (--i) - pci_pool_free(he_dev->rbpl_pool, he_dev->rbps_virt[i].virt, - he_dev->rbpl_base[i].phys); + while (i--) + pci_pool_free(he_dev->rbps_pool, he_dev->rbps_virt[i].virt, + he_dev->rbps_base[i].phys); kfree(he_dev->rbps_virt); out_free_rbps_base: diff --git a/drivers/char/agp/agp.h b/drivers/char/agp/agp.h index d6f36c004d9..870f12cfed9 100644 --- a/drivers/char/agp/agp.h +++ b/drivers/char/agp/agp.h @@ -131,7 +131,7 @@ struct agp_bridge_driver { struct agp_bridge_data { const struct agp_version *version; const struct agp_bridge_driver *driver; - struct vm_operations_struct *vm_ops; + const struct vm_operations_struct *vm_ops; void *previous_size; void *current_size; void *dev_private_data; diff --git a/drivers/char/agp/alpha-agp.c b/drivers/char/agp/alpha-agp.c index 5ea4da8e995..dd84af4d4f7 100644 --- a/drivers/char/agp/alpha-agp.c +++ b/drivers/char/agp/alpha-agp.c @@ -40,7 +40,7 @@ static struct aper_size_info_fixed alpha_core_agp_sizes[] = { 0, 0, 0 }, /* filled in by alpha_core_agp_setup */ }; -struct vm_operations_struct alpha_core_agp_vm_ops = { +static const struct vm_operations_struct alpha_core_agp_vm_ops = { .fault = alpha_core_agp_vm_fault, }; diff --git a/drivers/char/hw_random/omap-rng.c b/drivers/char/hw_random/omap-rng.c index 00dd3de1be5..06aad0831c7 100644 --- a/drivers/char/hw_random/omap-rng.c +++ b/drivers/char/hw_random/omap-rng.c @@ -116,7 +116,7 @@ static int __devinit omap_rng_probe(struct platform_device *pdev) if (!res) return -ENOENT; - mem = request_mem_region(res->start, res->end - res->start + 1, + mem = request_mem_region(res->start, resource_size(res), pdev->name); if (mem == NULL) { ret = -EBUSY; @@ -124,7 +124,7 @@ static int __devinit omap_rng_probe(struct platform_device *pdev) } dev_set_drvdata(&pdev->dev, mem); - rng_base = ioremap(res->start, res->end - res->start + 1); + rng_base = ioremap(res->start, resource_size(res)); if (!rng_base) { ret = -ENOMEM; goto err_ioremap; diff --git a/drivers/char/mem.c b/drivers/char/mem.c index 6c8b65d069e..a074fceb67d 100644 --- a/drivers/char/mem.c +++ b/drivers/char/mem.c @@ -301,7 +301,7 @@ static inline int private_mapping_ok(struct vm_area_struct *vma) } #endif -static struct vm_operations_struct mmap_mem_ops = { +static const struct vm_operations_struct mmap_mem_ops = { #ifdef CONFIG_HAVE_IOREMAP_PROT .access = generic_access_phys #endif diff --git a/drivers/char/mspec.c b/drivers/char/mspec.c index 30f095a8c2d..1997270bb6f 100644 --- a/drivers/char/mspec.c +++ b/drivers/char/mspec.c @@ -239,7 +239,7 @@ mspec_fault(struct vm_area_struct *vma, struct vm_fault *vmf) return VM_FAULT_NOPAGE; } -static struct vm_operations_struct mspec_vm_ops = { +static const struct vm_operations_struct mspec_vm_ops = { .open = mspec_open, .close = mspec_close, .fault = mspec_fault, diff --git a/drivers/char/pty.c b/drivers/char/pty.c index 53761cefa91..e066c4fdf81 100644 --- a/drivers/char/pty.c +++ b/drivers/char/pty.c @@ -261,6 +261,9 @@ done: return 0; } +/* Traditional BSD devices */ +#ifdef CONFIG_LEGACY_PTYS + static int pty_install(struct tty_driver *driver, struct tty_struct *tty) { struct tty_struct *o_tty; @@ -310,24 +313,6 @@ free_mem_out: return -ENOMEM; } - -static const struct tty_operations pty_ops = { - .install = pty_install, - .open = pty_open, - .close = pty_close, - .write = pty_write, - .write_room = pty_write_room, - .flush_buffer = pty_flush_buffer, - .chars_in_buffer = pty_chars_in_buffer, - .unthrottle = pty_unthrottle, - .set_termios = pty_set_termios, - .resize = pty_resize -}; - -/* Traditional BSD devices */ -#ifdef CONFIG_LEGACY_PTYS -static struct tty_driver *pty_driver, *pty_slave_driver; - static int pty_bsd_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd, unsigned long arg) { @@ -341,7 +326,12 @@ static int pty_bsd_ioctl(struct tty_struct *tty, struct file *file, static int legacy_count = CONFIG_LEGACY_PTY_COUNT; module_param(legacy_count, int, 0); -static const struct tty_operations pty_ops_bsd = { +/* + * The master side of a pty can do TIOCSPTLCK and thus + * has pty_bsd_ioctl. + */ +static const struct tty_operations master_pty_ops_bsd = { + .install = pty_install, .open = pty_open, .close = pty_close, .write = pty_write, @@ -354,8 +344,23 @@ static const struct tty_operations pty_ops_bsd = { .resize = pty_resize }; +static const struct tty_operations slave_pty_ops_bsd = { + .install = pty_install, + .open = pty_open, + .close = pty_close, + .write = pty_write, + .write_room = pty_write_room, + .flush_buffer = pty_flush_buffer, + .chars_in_buffer = pty_chars_in_buffer, + .unthrottle = pty_unthrottle, + .set_termios = pty_set_termios, + .resize = pty_resize +}; + static void __init legacy_pty_init(void) { + struct tty_driver *pty_driver, *pty_slave_driver; + if (legacy_count <= 0) return; @@ -383,7 +388,7 @@ static void __init legacy_pty_init(void) pty_driver->init_termios.c_ospeed = 38400; pty_driver->flags = TTY_DRIVER_RESET_TERMIOS | TTY_DRIVER_REAL_RAW; pty_driver->other = pty_slave_driver; - tty_set_operations(pty_driver, &pty_ops); + tty_set_operations(pty_driver, &master_pty_ops_bsd); pty_slave_driver->owner = THIS_MODULE; pty_slave_driver->driver_name = "pty_slave"; @@ -399,7 +404,7 @@ static void __init legacy_pty_init(void) pty_slave_driver->flags = TTY_DRIVER_RESET_TERMIOS | TTY_DRIVER_REAL_RAW; pty_slave_driver->other = pty_driver; - tty_set_operations(pty_slave_driver, &pty_ops); + tty_set_operations(pty_slave_driver, &slave_pty_ops_bsd); if (tty_register_driver(pty_driver)) panic("Couldn't register pty driver"); diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c index ea18a129b0b..59499ee0fe6 100644 --- a/drivers/char/tty_io.c +++ b/drivers/char/tty_io.c @@ -1389,7 +1389,7 @@ EXPORT_SYMBOL(tty_shutdown); * of ttys that the driver keeps. * * This method gets called from a work queue so that the driver private - * shutdown ops can sleep (needed for USB at least) + * cleanup ops can sleep (needed for USB at least) */ static void release_one_tty(struct work_struct *work) { @@ -1397,10 +1397,9 @@ static void release_one_tty(struct work_struct *work) container_of(work, struct tty_struct, hangup_work); struct tty_driver *driver = tty->driver; - if (tty->ops->shutdown) - tty->ops->shutdown(tty); - else - tty_shutdown(tty); + if (tty->ops->cleanup) + tty->ops->cleanup(tty); + tty->magic = 0; tty_driver_kref_put(driver); module_put(driver->owner); @@ -1415,6 +1414,12 @@ static void release_one_tty(struct work_struct *work) static void queue_release_one_tty(struct kref *kref) { struct tty_struct *tty = container_of(kref, struct tty_struct, kref); + + if (tty->ops->shutdown) + tty->ops->shutdown(tty); + else + tty_shutdown(tty); + /* The hangup queue is now free so we can reuse it rather than waste a chunk of memory for each port */ INIT_WORK(&tty->hangup_work, release_one_tty); diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index ba728ad77f2..8e7b0ebece0 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -482,6 +482,7 @@ void drm_connector_cleanup(struct drm_connector *connector) list_for_each_entry_safe(mode, t, &connector->user_modes, head) drm_mode_remove(connector, mode); + kfree(connector->fb_helper_private); mutex_lock(&dev->mode_config.mutex); drm_mode_object_put(dev, &connector->base); list_del(&connector->head); diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c index fe8697447f3..1fe4e1d344f 100644 --- a/drivers/gpu/drm/drm_crtc_helper.c +++ b/drivers/gpu/drm/drm_crtc_helper.c @@ -32,6 +32,7 @@ #include "drmP.h" #include "drm_crtc.h" #include "drm_crtc_helper.h" +#include "drm_fb_helper.h" static void drm_mode_validate_flag(struct drm_connector *connector, int flags) @@ -90,7 +91,15 @@ int drm_helper_probe_single_connector_modes(struct drm_connector *connector, list_for_each_entry_safe(mode, t, &connector->modes, head) mode->status = MODE_UNVERIFIED; - connector->status = connector->funcs->detect(connector); + if (connector->force) { + if (connector->force == DRM_FORCE_ON) + connector->status = connector_status_connected; + else + connector->status = connector_status_disconnected; + if (connector->funcs->force) + connector->funcs->force(connector); + } else + connector->status = connector->funcs->detect(connector); if (connector->status == connector_status_disconnected) { DRM_DEBUG_KMS("%s is disconnected\n", @@ -267,6 +276,65 @@ static struct drm_display_mode *drm_has_preferred_mode(struct drm_connector *con return NULL; } +static bool drm_has_cmdline_mode(struct drm_connector *connector) +{ + struct drm_fb_helper_connector *fb_help_conn = connector->fb_helper_private; + struct drm_fb_helper_cmdline_mode *cmdline_mode; + + if (!fb_help_conn) + return false; + + cmdline_mode = &fb_help_conn->cmdline_mode; + return cmdline_mode->specified; +} + +static struct drm_display_mode *drm_pick_cmdline_mode(struct drm_connector *connector, int width, int height) +{ + struct drm_fb_helper_connector *fb_help_conn = connector->fb_helper_private; + struct drm_fb_helper_cmdline_mode *cmdline_mode; + struct drm_display_mode *mode = NULL; + + if (!fb_help_conn) + return mode; + + cmdline_mode = &fb_help_conn->cmdline_mode; + if (cmdline_mode->specified == false) + return mode; + + /* attempt to find a matching mode in the list of modes + * we have gotten so far, if not add a CVT mode that conforms + */ + if (cmdline_mode->rb || cmdline_mode->margins) + goto create_mode; + + list_for_each_entry(mode, &connector->modes, head) { + /* check width/height */ + if (mode->hdisplay != cmdline_mode->xres || + mode->vdisplay != cmdline_mode->yres) + continue; + + if (cmdline_mode->refresh_specified) { + if (mode->vrefresh != cmdline_mode->refresh) + continue; + } + + if (cmdline_mode->interlace) { + if (!(mode->flags & DRM_MODE_FLAG_INTERLACE)) + continue; + } + return mode; + } + +create_mode: + mode = drm_cvt_mode(connector->dev, cmdline_mode->xres, + cmdline_mode->yres, + cmdline_mode->refresh_specified ? cmdline_mode->refresh : 60, + cmdline_mode->rb, cmdline_mode->interlace, + cmdline_mode->margins); + list_add(&mode->head, &connector->modes); + return mode; +} + static bool drm_connector_enabled(struct drm_connector *connector, bool strict) { bool enable; @@ -317,10 +385,16 @@ static bool drm_target_preferred(struct drm_device *dev, continue; } - DRM_DEBUG_KMS("looking for preferred mode on connector %d\n", - connector->base.id); + DRM_DEBUG_KMS("looking for cmdline mode on connector %d\n", + connector->base.id); - modes[i] = drm_has_preferred_mode(connector, width, height); + /* got for command line mode first */ + modes[i] = drm_pick_cmdline_mode(connector, width, height); + if (!modes[i]) { + DRM_DEBUG_KMS("looking for preferred mode on connector %d\n", + connector->base.id); + modes[i] = drm_has_preferred_mode(connector, width, height); + } /* No preferred modes, pick one off the list */ if (!modes[i] && !list_empty(&connector->modes)) { list_for_each_entry(modes[i], &connector->modes, head) @@ -369,6 +443,8 @@ static int drm_pick_crtcs(struct drm_device *dev, my_score = 1; if (connector->status == connector_status_connected) my_score++; + if (drm_has_cmdline_mode(connector)) + my_score++; if (drm_has_preferred_mode(connector, width, height)) my_score++; @@ -943,6 +1019,8 @@ bool drm_helper_initial_config(struct drm_device *dev) { int count = 0; + drm_fb_helper_parse_command_line(dev); + count = drm_helper_probe_connector_modes(dev, dev->mode_config.max_width, dev->mode_config.max_height); @@ -950,7 +1028,7 @@ bool drm_helper_initial_config(struct drm_device *dev) /* * we shouldn't end up with no modes here. */ - WARN(!count, "Connected connector with 0 modes\n"); + WARN(!count, "No connectors reported connected with modes\n"); drm_setup_crtcs(dev); diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 90d76bacff1..3c0d2b3aed7 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -109,7 +109,9 @@ static struct edid_quirk { /* Valid EDID header has these bytes */ -static u8 edid_header[] = { 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00 }; +static const u8 edid_header[] = { + 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00 +}; /** * edid_is_valid - sanity check EDID data @@ -500,6 +502,19 @@ static struct drm_display_mode *drm_find_dmt(struct drm_device *dev, } return mode; } + +/* + * 0 is reserved. The spec says 0x01 fill for unused timings. Some old + * monitors fill with ascii space (0x20) instead. + */ +static int +bad_std_timing(u8 a, u8 b) +{ + return (a == 0x00 && b == 0x00) || + (a == 0x01 && b == 0x01) || + (a == 0x20 && b == 0x20); +} + /** * drm_mode_std - convert standard mode info (width, height, refresh) into mode * @t: standard timing params @@ -513,6 +528,7 @@ static struct drm_display_mode *drm_find_dmt(struct drm_device *dev, */ struct drm_display_mode *drm_mode_std(struct drm_device *dev, struct std_timing *t, + int revision, int timing_level) { struct drm_display_mode *mode; @@ -523,14 +539,20 @@ struct drm_display_mode *drm_mode_std(struct drm_device *dev, unsigned vfreq = (t->vfreq_aspect & EDID_TIMING_VFREQ_MASK) >> EDID_TIMING_VFREQ_SHIFT; + if (bad_std_timing(t->hsize, t->vfreq_aspect)) + return NULL; + /* According to the EDID spec, the hdisplay = hsize * 8 + 248 */ hsize = t->hsize * 8 + 248; /* vrefresh_rate = vfreq + 60 */ vrefresh_rate = vfreq + 60; /* the vdisplay is calculated based on the aspect ratio */ - if (aspect_ratio == 0) - vsize = (hsize * 10) / 16; - else if (aspect_ratio == 1) + if (aspect_ratio == 0) { + if (revision < 3) + vsize = hsize; + else + vsize = (hsize * 10) / 16; + } else if (aspect_ratio == 1) vsize = (hsize * 3) / 4; else if (aspect_ratio == 2) vsize = (hsize * 4) / 5; @@ -538,7 +560,8 @@ struct drm_display_mode *drm_mode_std(struct drm_device *dev, vsize = (hsize * 9) / 16; /* HDTV hack */ if (hsize == 1360 && vsize == 765 && vrefresh_rate == 60) { - mode = drm_cvt_mode(dev, hsize, vsize, vrefresh_rate, 0, 0); + mode = drm_cvt_mode(dev, hsize, vsize, vrefresh_rate, 0, 0, + false); mode->hdisplay = 1366; mode->vsync_start = mode->vsync_start - 1; mode->vsync_end = mode->vsync_end - 1; @@ -557,7 +580,8 @@ struct drm_display_mode *drm_mode_std(struct drm_device *dev, mode = drm_gtf_mode(dev, hsize, vsize, vrefresh_rate, 0, 0); break; case LEVEL_CVT: - mode = drm_cvt_mode(dev, hsize, vsize, vrefresh_rate, 0, 0); + mode = drm_cvt_mode(dev, hsize, vsize, vrefresh_rate, 0, 0, + false); break; } return mode; @@ -779,7 +803,7 @@ static int add_standard_modes(struct drm_connector *connector, struct edid *edid continue; newmode = drm_mode_std(dev, &edid->standard_timings[i], - timing_level); + edid->revision, timing_level); if (newmode) { drm_mode_probed_add(connector, newmode); modes++; @@ -829,13 +853,13 @@ static int add_detailed_info(struct drm_connector *connector, case EDID_DETAIL_MONITOR_CPDATA: break; case EDID_DETAIL_STD_MODES: - /* Five modes per detailed section */ - for (j = 0; j < 5; i++) { + for (j = 0; j < 6; i++) { struct std_timing *std; struct drm_display_mode *newmode; std = &data->data.timings[j]; newmode = drm_mode_std(dev, std, + edid->revision, timing_level); if (newmode) { drm_mode_probed_add(connector, newmode); @@ -964,7 +988,9 @@ static int add_detailed_info_eedid(struct drm_connector *connector, struct drm_display_mode *newmode; std = &data->data.timings[j]; - newmode = drm_mode_std(dev, std, timing_level); + newmode = drm_mode_std(dev, std, + edid->revision, + timing_level); if (newmode) { drm_mode_probed_add(connector, newmode); modes++; diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index 2c467131488..819ddcbfcce 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -40,6 +40,199 @@ MODULE_LICENSE("GPL and additional rights"); static LIST_HEAD(kernel_fb_helper_list); +int drm_fb_helper_add_connector(struct drm_connector *connector) +{ + connector->fb_helper_private = kzalloc(sizeof(struct drm_fb_helper_connector), GFP_KERNEL); + if (!connector->fb_helper_private) + return -ENOMEM; + + return 0; +} +EXPORT_SYMBOL(drm_fb_helper_add_connector); + +static int my_atoi(const char *name) +{ + int val = 0; + + for (;; name++) { + switch (*name) { + case '0' ... '9': + val = 10*val+(*name-'0'); + break; + default: + return val; + } + } +} + +/** + * drm_fb_helper_connector_parse_command_line - parse command line for connector + * @connector - connector to parse line for + * @mode_option - per connector mode option + * + * This parses the connector specific then generic command lines for + * modes and options to configure the connector. + * + * This uses the same parameters as the fb modedb.c, except for extra + * <xres>x<yres>[M][R][-<bpp>][@<refresh>][i][m][eDd] + * + * enable/enable Digital/disable bit at the end + */ +static bool drm_fb_helper_connector_parse_command_line(struct drm_connector *connector, + const char *mode_option) +{ + const char *name; + unsigned int namelen; + int res_specified = 0, bpp_specified = 0, refresh_specified = 0; + unsigned int xres = 0, yres = 0, bpp = 32, refresh = 0; + int yres_specified = 0, cvt = 0, rb = 0, interlace = 0, margins = 0; + int i; + enum drm_connector_force force = DRM_FORCE_UNSPECIFIED; + struct drm_fb_helper_connector *fb_help_conn = connector->fb_helper_private; + struct drm_fb_helper_cmdline_mode *cmdline_mode; + + if (!fb_help_conn) + return false; + + cmdline_mode = &fb_help_conn->cmdline_mode; + if (!mode_option) + mode_option = fb_mode_option; + + if (!mode_option) { + cmdline_mode->specified = false; + return false; + } + + name = mode_option; + namelen = strlen(name); + for (i = namelen-1; i >= 0; i--) { + switch (name[i]) { + case '@': + namelen = i; + if (!refresh_specified && !bpp_specified && + !yres_specified) { + refresh = my_atoi(&name[i+1]); + refresh_specified = 1; + if (cvt || rb) + cvt = 0; + } else + goto done; + break; + case '-': + namelen = i; + if (!bpp_specified && !yres_specified) { + bpp = my_atoi(&name[i+1]); + bpp_specified = 1; + if (cvt || rb) + cvt = 0; + } else + goto done; + break; + case 'x': + if (!yres_specified) { + yres = my_atoi(&name[i+1]); + yres_specified = 1; + } else + goto done; + case '0' ... '9': + break; + case 'M': + if (!yres_specified) + cvt = 1; + break; + case 'R': + if (!cvt) + rb = 1; + break; + case 'm': + if (!cvt) + margins = 1; + break; + case 'i': + if (!cvt) + interlace = 1; + break; + case 'e': + force = DRM_FORCE_ON; + break; + case 'D': + if ((connector->connector_type != DRM_MODE_CONNECTOR_DVII) || + (connector->connector_type != DRM_MODE_CONNECTOR_HDMIB)) + force = DRM_FORCE_ON; + else + force = DRM_FORCE_ON_DIGITAL; + break; + case 'd': + force = DRM_FORCE_OFF; + break; + default: + goto done; + } + } + if (i < 0 && yres_specified) { + xres = my_atoi(name); + res_specified = 1; + } +done: + + DRM_DEBUG_KMS("cmdline mode for connector %s %dx%d@%dHz%s%s%s\n", + drm_get_connector_name(connector), xres, yres, + (refresh) ? refresh : 60, (rb) ? " reduced blanking" : + "", (margins) ? " with margins" : "", (interlace) ? + " interlaced" : ""); + + if (force) { + const char *s; + switch (force) { + case DRM_FORCE_OFF: s = "OFF"; break; + case DRM_FORCE_ON_DIGITAL: s = "ON - dig"; break; + default: + case DRM_FORCE_ON: s = "ON"; break; + } + + DRM_INFO("forcing %s connector %s\n", + drm_get_connector_name(connector), s); + connector->force = force; + } + + if (res_specified) { + cmdline_mode->specified = true; + cmdline_mode->xres = xres; + cmdline_mode->yres = yres; + } + + if (refresh_specified) { + cmdline_mode->refresh_specified = true; + cmdline_mode->refresh = refresh; + } + + if (bpp_specified) { + cmdline_mode->bpp_specified = true; + cmdline_mode->bpp = bpp; + } + cmdline_mode->rb = rb ? true : false; + cmdline_mode->cvt = cvt ? true : false; + cmdline_mode->interlace = interlace ? true : false; + + return true; +} + +int drm_fb_helper_parse_command_line(struct drm_device *dev) +{ + struct drm_connector *connector; + + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + char *option = NULL; + + /* do something on return - turn off connector maybe */ + if (fb_get_options(drm_get_connector_name(connector), &option)) + continue; + + drm_fb_helper_connector_parse_command_line(connector, option); + } + return 0; +} + bool drm_fb_helper_force_kernel_mode(void) { int i = 0; @@ -87,6 +280,7 @@ void drm_fb_helper_restore(void) } EXPORT_SYMBOL(drm_fb_helper_restore); +#ifdef CONFIG_MAGIC_SYSRQ static void drm_fb_helper_restore_work_fn(struct work_struct *ignored) { drm_fb_helper_restore(); @@ -103,6 +297,7 @@ static struct sysrq_key_op sysrq_drm_fb_helper_restore_op = { .help_msg = "force-fb(V)", .action_msg = "Restore framebuffer console", }; +#endif static void drm_fb_helper_on(struct fb_info *info) { @@ -484,6 +679,8 @@ int drm_fb_helper_single_fb_probe(struct drm_device *dev, uint32_t fb_height, uint32_t surface_width, uint32_t surface_height, + uint32_t surface_depth, + uint32_t surface_bpp, struct drm_framebuffer **fb_ptr)) { struct drm_crtc *crtc; @@ -497,8 +694,43 @@ int drm_fb_helper_single_fb_probe(struct drm_device *dev, struct drm_framebuffer *fb; struct drm_mode_set *modeset = NULL; struct drm_fb_helper *fb_helper; + uint32_t surface_depth = 24, surface_bpp = 32; /* first up get a count of crtcs now in use and new min/maxes width/heights */ + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + struct drm_fb_helper_connector *fb_help_conn = connector->fb_helper_private; + + struct drm_fb_helper_cmdline_mode *cmdline_mode; + + if (!fb_help_conn) + continue; + + cmdline_mode = &fb_help_conn->cmdline_mode; + + if (cmdline_mode->bpp_specified) { + switch (cmdline_mode->bpp) { + case 8: + surface_depth = surface_bpp = 8; + break; + case 15: + surface_depth = 15; + surface_bpp = 16; + break; + case 16: + surface_depth = surface_bpp = 16; + break; + case 24: + surface_depth = surface_bpp = 24; + break; + case 32: + surface_depth = 24; + surface_bpp = 32; + break; + } + break; + } + } + list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { if (drm_helper_crtc_in_use(crtc)) { if (crtc->desired_mode) { @@ -527,7 +759,8 @@ int drm_fb_helper_single_fb_probe(struct drm_device *dev, /* do we have an fb already? */ if (list_empty(&dev->mode_config.fb_kernel_list)) { ret = (*fb_create)(dev, fb_width, fb_height, surface_width, - surface_height, &fb); + surface_height, surface_depth, surface_bpp, + &fb); if (ret) return -EINVAL; new_fb = 1; diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c index 49404ce1666..51f677215f1 100644 --- a/drivers/gpu/drm/drm_modes.c +++ b/drivers/gpu/drm/drm_modes.c @@ -88,7 +88,7 @@ EXPORT_SYMBOL(drm_mode_debug_printmodeline); #define HV_FACTOR 1000 struct drm_display_mode *drm_cvt_mode(struct drm_device *dev, int hdisplay, int vdisplay, int vrefresh, - bool reduced, bool interlaced) + bool reduced, bool interlaced, bool margins) { /* 1) top/bottom margin size (% of height) - default: 1.8, */ #define CVT_MARGIN_PERCENTAGE 18 @@ -101,7 +101,6 @@ struct drm_display_mode *drm_cvt_mode(struct drm_device *dev, int hdisplay, /* Pixel Clock step (kHz) */ #define CVT_CLOCK_STEP 250 struct drm_display_mode *drm_mode; - bool margins = false; unsigned int vfieldrate, hperiod; int hdisplay_rnd, hmargin, vdisplay_rnd, vmargin, vsync; int interlace; diff --git a/drivers/gpu/drm/drm_vm.c b/drivers/gpu/drm/drm_vm.c index 7e1fbe5d477..4ac900f4647 100644 --- a/drivers/gpu/drm/drm_vm.c +++ b/drivers/gpu/drm/drm_vm.c @@ -369,28 +369,28 @@ static int drm_vm_sg_fault(struct vm_area_struct *vma, struct vm_fault *vmf) } /** AGP virtual memory operations */ -static struct vm_operations_struct drm_vm_ops = { +static const struct vm_operations_struct drm_vm_ops = { .fault = drm_vm_fault, .open = drm_vm_open, .close = drm_vm_close, }; /** Shared virtual memory operations */ -static struct vm_operations_struct drm_vm_shm_ops = { +static const struct vm_operations_struct drm_vm_shm_ops = { .fault = drm_vm_shm_fault, .open = drm_vm_open, .close = drm_vm_shm_close, }; /** DMA virtual memory operations */ -static struct vm_operations_struct drm_vm_dma_ops = { +static const struct vm_operations_struct drm_vm_dma_ops = { .fault = drm_vm_dma_fault, .open = drm_vm_open, .close = drm_vm_close, }; /** Scatter-gather virtual memory operations */ -static struct vm_operations_struct drm_vm_sg_ops = { +static const struct vm_operations_struct drm_vm_sg_ops = { .fault = drm_vm_sg_fault, .open = drm_vm_open, .close = drm_vm_close, diff --git a/drivers/gpu/drm/i915/intel_fb.c b/drivers/gpu/drm/i915/intel_fb.c index 7ba4a232a97..e85d7e9eed7 100644 --- a/drivers/gpu/drm/i915/intel_fb.c +++ b/drivers/gpu/drm/i915/intel_fb.c @@ -110,6 +110,7 @@ EXPORT_SYMBOL(intelfb_resize); static int intelfb_create(struct drm_device *dev, uint32_t fb_width, uint32_t fb_height, uint32_t surface_width, uint32_t surface_height, + uint32_t surface_depth, uint32_t surface_bpp, struct drm_framebuffer **fb_p) { struct fb_info *info; @@ -125,9 +126,9 @@ static int intelfb_create(struct drm_device *dev, uint32_t fb_width, mode_cmd.width = surface_width; mode_cmd.height = surface_height; - mode_cmd.bpp = 32; + mode_cmd.bpp = surface_bpp; mode_cmd.pitch = ALIGN(mode_cmd.width * ((mode_cmd.bpp + 1) / 8), 64); - mode_cmd.depth = 24; + mode_cmd.depth = surface_depth; size = mode_cmd.pitch * mode_cmd.height; size = ALIGN(size, PAGE_SIZE); diff --git a/drivers/gpu/drm/radeon/.gitignore b/drivers/gpu/drm/radeon/.gitignore new file mode 100644 index 00000000000..403eb3a5891 --- /dev/null +++ b/drivers/gpu/drm/radeon/.gitignore @@ -0,0 +1,3 @@ +mkregtable +*_reg_safe.h + diff --git a/drivers/gpu/drm/radeon/avivod.h b/drivers/gpu/drm/radeon/avivod.h index e2b92c445ba..d4e6e6e4a93 100644 --- a/drivers/gpu/drm/radeon/avivod.h +++ b/drivers/gpu/drm/radeon/avivod.h @@ -57,13 +57,4 @@ #define VGA_RENDER_CONTROL 0x0300 #define VGA_VSTATUS_CNTL_MASK 0x00030000 -/* AVIVO disable VGA rendering */ -static inline void radeon_avivo_vga_render_disable(struct radeon_device *rdev) -{ - u32 vga_render; - vga_render = RREG32(VGA_RENDER_CONTROL); - vga_render &= ~VGA_VSTATUS_CNTL_MASK; - WREG32(VGA_RENDER_CONTROL, vga_render); -} - #endif diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c index be51c5f7d0f..e6cce24de80 100644 --- a/drivers/gpu/drm/radeon/r100.c +++ b/drivers/gpu/drm/radeon/r100.c @@ -863,13 +863,11 @@ int r100_cs_parse_packet0(struct radeon_cs_parser *p, void r100_cs_dump_packet(struct radeon_cs_parser *p, struct radeon_cs_packet *pkt) { - struct radeon_cs_chunk *ib_chunk; volatile uint32_t *ib; unsigned i; unsigned idx; ib = p->ib->ptr; - ib_chunk = &p->chunks[p->chunk_ib_idx]; idx = pkt->idx; for (i = 0; i <= (pkt->count + 1); i++, idx++) { DRM_INFO("ib[%d]=0x%08X\n", idx, ib[idx]); @@ -896,7 +894,7 @@ int r100_cs_packet_parse(struct radeon_cs_parser *p, idx, ib_chunk->length_dw); return -EINVAL; } - header = ib_chunk->kdata[idx]; + header = radeon_get_ib_value(p, idx); pkt->idx = idx; pkt->type = CP_PACKET_GET_TYPE(header); pkt->count = CP_PACKET_GET_COUNT(header); @@ -939,7 +937,6 @@ int r100_cs_packet_parse(struct radeon_cs_parser *p, */ int r100_cs_packet_parse_vline(struct radeon_cs_parser *p) { - struct radeon_cs_chunk *ib_chunk; struct drm_mode_object *obj; struct drm_crtc *crtc; struct radeon_crtc *radeon_crtc; @@ -947,8 +944,9 @@ int r100_cs_packet_parse_vline(struct radeon_cs_parser *p) int crtc_id; int r; uint32_t header, h_idx, reg; + volatile uint32_t *ib; - ib_chunk = &p->chunks[p->chunk_ib_idx]; + ib = p->ib->ptr; /* parse the wait until */ r = r100_cs_packet_parse(p, &waitreloc, p->idx); @@ -963,24 +961,24 @@ int r100_cs_packet_parse_vline(struct radeon_cs_parser *p) return r; } - if (ib_chunk->kdata[waitreloc.idx + 1] != RADEON_WAIT_CRTC_VLINE) { + if (radeon_get_ib_value(p, waitreloc.idx + 1) != RADEON_WAIT_CRTC_VLINE) { DRM_ERROR("vline wait had illegal wait until\n"); r = -EINVAL; return r; } /* jump over the NOP */ - r = r100_cs_packet_parse(p, &p3reloc, p->idx); + r = r100_cs_packet_parse(p, &p3reloc, p->idx + waitreloc.count + 2); if (r) return r; h_idx = p->idx - 2; - p->idx += waitreloc.count; - p->idx += p3reloc.count; + p->idx += waitreloc.count + 2; + p->idx += p3reloc.count + 2; - header = ib_chunk->kdata[h_idx]; - crtc_id = ib_chunk->kdata[h_idx + 5]; - reg = ib_chunk->kdata[h_idx] >> 2; + header = radeon_get_ib_value(p, h_idx); + crtc_id = radeon_get_ib_value(p, h_idx + 5); + reg = header >> 2; mutex_lock(&p->rdev->ddev->mode_config.mutex); obj = drm_mode_object_find(p->rdev->ddev, crtc_id, DRM_MODE_OBJECT_CRTC); if (!obj) { @@ -994,16 +992,16 @@ int r100_cs_packet_parse_vline(struct radeon_cs_parser *p) if (!crtc->enabled) { /* if the CRTC isn't enabled - we need to nop out the wait until */ - ib_chunk->kdata[h_idx + 2] = PACKET2(0); - ib_chunk->kdata[h_idx + 3] = PACKET2(0); + ib[h_idx + 2] = PACKET2(0); + ib[h_idx + 3] = PACKET2(0); } else if (crtc_id == 1) { switch (reg) { case AVIVO_D1MODE_VLINE_START_END: - header &= R300_CP_PACKET0_REG_MASK; + header &= ~R300_CP_PACKET0_REG_MASK; header |= AVIVO_D2MODE_VLINE_START_END >> 2; break; case RADEON_CRTC_GUI_TRIG_VLINE: - header &= R300_CP_PACKET0_REG_MASK; + header &= ~R300_CP_PACKET0_REG_MASK; header |= RADEON_CRTC2_GUI_TRIG_VLINE >> 2; break; default: @@ -1011,8 +1009,8 @@ int r100_cs_packet_parse_vline(struct radeon_cs_parser *p) r = -EINVAL; goto out; } - ib_chunk->kdata[h_idx] = header; - ib_chunk->kdata[h_idx + 3] |= RADEON_ENG_DISPLAY_SELECT_CRTC1; + ib[h_idx] = header; + ib[h_idx + 3] |= RADEON_ENG_DISPLAY_SELECT_CRTC1; } out: mutex_unlock(&p->rdev->ddev->mode_config.mutex); @@ -1033,7 +1031,6 @@ out: int r100_cs_packet_next_reloc(struct radeon_cs_parser *p, struct radeon_cs_reloc **cs_reloc) { - struct radeon_cs_chunk *ib_chunk; struct radeon_cs_chunk *relocs_chunk; struct radeon_cs_packet p3reloc; unsigned idx; @@ -1044,7 +1041,6 @@ int r100_cs_packet_next_reloc(struct radeon_cs_parser *p, return -EINVAL; } *cs_reloc = NULL; - ib_chunk = &p->chunks[p->chunk_ib_idx]; relocs_chunk = &p->chunks[p->chunk_relocs_idx]; r = r100_cs_packet_parse(p, &p3reloc, p->idx); if (r) { @@ -1057,7 +1053,7 @@ int r100_cs_packet_next_reloc(struct radeon_cs_parser *p, r100_cs_dump_packet(p, &p3reloc); return -EINVAL; } - idx = ib_chunk->kdata[p3reloc.idx + 1]; + idx = radeon_get_ib_value(p, p3reloc.idx + 1); if (idx >= relocs_chunk->length_dw) { DRM_ERROR("Relocs at %d after relocations chunk end %d !\n", idx, relocs_chunk->length_dw); @@ -1126,7 +1122,6 @@ static int r100_packet0_check(struct radeon_cs_parser *p, struct radeon_cs_packet *pkt, unsigned idx, unsigned reg) { - struct radeon_cs_chunk *ib_chunk; struct radeon_cs_reloc *reloc; struct r100_cs_track *track; volatile uint32_t *ib; @@ -1134,11 +1129,13 @@ static int r100_packet0_check(struct radeon_cs_parser *p, int r; int i, face; u32 tile_flags = 0; + u32 idx_value; ib = p->ib->ptr; - ib_chunk = &p->chunks[p->chunk_ib_idx]; track = (struct r100_cs_track *)p->track; + idx_value = radeon_get_ib_value(p, idx); + switch (reg) { case RADEON_CRTC_GUI_TRIG_VLINE: r = r100_cs_packet_parse_vline(p); @@ -1166,8 +1163,8 @@ static int r100_packet0_check(struct radeon_cs_parser *p, return r; } track->zb.robj = reloc->robj; - track->zb.offset = ib_chunk->kdata[idx]; - ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset); + track->zb.offset = idx_value; + ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); break; case RADEON_RB3D_COLOROFFSET: r = r100_cs_packet_next_reloc(p, &reloc); @@ -1178,8 +1175,8 @@ static int r100_packet0_check(struct radeon_cs_parser *p, return r; } track->cb[0].robj = reloc->robj; - track->cb[0].offset = ib_chunk->kdata[idx]; - ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset); + track->cb[0].offset = idx_value; + ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); break; case RADEON_PP_TXOFFSET_0: case RADEON_PP_TXOFFSET_1: @@ -1192,7 +1189,7 @@ static int r100_packet0_check(struct radeon_cs_parser *p, r100_cs_dump_packet(p, pkt); return r; } - ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset); + ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); track->textures[i].robj = reloc->robj; break; case RADEON_PP_CUBIC_OFFSET_T0_0: @@ -1208,8 +1205,8 @@ static int r100_packet0_check(struct radeon_cs_parser *p, r100_cs_dump_packet(p, pkt); return r; } - track->textures[0].cube_info[i].offset = ib_chunk->kdata[idx]; - ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset); + track->textures[0].cube_info[i].offset = idx_value; + ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); track->textures[0].cube_info[i].robj = reloc->robj; break; case RADEON_PP_CUBIC_OFFSET_T1_0: @@ -1225,8 +1222,8 @@ static int r100_packet0_check(struct radeon_cs_parser *p, r100_cs_dump_packet(p, pkt); return r; } - track->textures[1].cube_info[i].offset = ib_chunk->kdata[idx]; - ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset); + track->textures[1].cube_info[i].offset = idx_value; + ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); track->textures[1].cube_info[i].robj = reloc->robj; break; case RADEON_PP_CUBIC_OFFSET_T2_0: @@ -1242,12 +1239,12 @@ static int r100_packet0_check(struct radeon_cs_parser *p, r100_cs_dump_packet(p, pkt); return r; } - track->textures[2].cube_info[i].offset = ib_chunk->kdata[idx]; - ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset); + track->textures[2].cube_info[i].offset = idx_value; + ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); track->textures[2].cube_info[i].robj = reloc->robj; break; case RADEON_RE_WIDTH_HEIGHT: - track->maxy = ((ib_chunk->kdata[idx] >> 16) & 0x7FF); + track->maxy = ((idx_value >> 16) & 0x7FF); break; case RADEON_RB3D_COLORPITCH: r = r100_cs_packet_next_reloc(p, &reloc); @@ -1263,17 +1260,17 @@ static int r100_packet0_check(struct radeon_cs_parser *p, if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO) tile_flags |= RADEON_COLOR_MICROTILE_ENABLE; - tmp = ib_chunk->kdata[idx] & ~(0x7 << 16); + tmp = idx_value & ~(0x7 << 16); tmp |= tile_flags; ib[idx] = tmp; - track->cb[0].pitch = ib_chunk->kdata[idx] & RADEON_COLORPITCH_MASK; + track->cb[0].pitch = idx_value & RADEON_COLORPITCH_MASK; break; case RADEON_RB3D_DEPTHPITCH: - track->zb.pitch = ib_chunk->kdata[idx] & RADEON_DEPTHPITCH_MASK; + track->zb.pitch = idx_value & RADEON_DEPTHPITCH_MASK; break; case RADEON_RB3D_CNTL: - switch ((ib_chunk->kdata[idx] >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f) { + switch ((idx_value >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f) { case 7: case 8: case 9: @@ -1291,13 +1288,13 @@ static int r100_packet0_check(struct radeon_cs_parser *p, break; default: DRM_ERROR("Invalid color buffer format (%d) !\n", - ((ib_chunk->kdata[idx] >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f)); + ((idx_value >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f)); return -EINVAL; } - track->z_enabled = !!(ib_chunk->kdata[idx] & RADEON_Z_ENABLE); + track->z_enabled = !!(idx_value & RADEON_Z_ENABLE); break; case RADEON_RB3D_ZSTENCILCNTL: - switch (ib_chunk->kdata[idx] & 0xf) { + switch (idx_value & 0xf) { case 0: track->zb.cpp = 2; break; @@ -1321,44 +1318,44 @@ static int r100_packet0_check(struct radeon_cs_parser *p, r100_cs_dump_packet(p, pkt); return r; } - ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset); + ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); break; case RADEON_PP_CNTL: { - uint32_t temp = ib_chunk->kdata[idx] >> 4; + uint32_t temp = idx_value >> 4; for (i = 0; i < track->num_texture; i++) track->textures[i].enabled = !!(temp & (1 << i)); } break; case RADEON_SE_VF_CNTL: - track->vap_vf_cntl = ib_chunk->kdata[idx]; + track->vap_vf_cntl = idx_value; break; case RADEON_SE_VTX_FMT: - track->vtx_size = r100_get_vtx_size(ib_chunk->kdata[idx]); + track->vtx_size = r100_get_vtx_size(idx_value); break; case RADEON_PP_TEX_SIZE_0: case RADEON_PP_TEX_SIZE_1: case RADEON_PP_TEX_SIZE_2: i = (reg - RADEON_PP_TEX_SIZE_0) / 8; - track->textures[i].width = (ib_chunk->kdata[idx] & RADEON_TEX_USIZE_MASK) + 1; - track->textures[i].height = ((ib_chunk->kdata[idx] & RADEON_TEX_VSIZE_MASK) >> RADEON_TEX_VSIZE_SHIFT) + 1; + track->textures[i].width = (idx_value & RADEON_TEX_USIZE_MASK) + 1; + track->textures[i].height = ((idx_value & RADEON_TEX_VSIZE_MASK) >> RADEON_TEX_VSIZE_SHIFT) + 1; break; case RADEON_PP_TEX_PITCH_0: case RADEON_PP_TEX_PITCH_1: case RADEON_PP_TEX_PITCH_2: i = (reg - RADEON_PP_TEX_PITCH_0) / 8; - track->textures[i].pitch = ib_chunk->kdata[idx] + 32; + track->textures[i].pitch = idx_value + 32; break; case RADEON_PP_TXFILTER_0: case RADEON_PP_TXFILTER_1: case RADEON_PP_TXFILTER_2: i = (reg - RADEON_PP_TXFILTER_0) / 24; - track->textures[i].num_levels = ((ib_chunk->kdata[idx] & RADEON_MAX_MIP_LEVEL_MASK) + track->textures[i].num_levels = ((idx_value & RADEON_MAX_MIP_LEVEL_MASK) >> RADEON_MAX_MIP_LEVEL_SHIFT); - tmp = (ib_chunk->kdata[idx] >> 23) & 0x7; + tmp = (idx_value >> 23) & 0x7; if (tmp == 2 || tmp == 6) track->textures[i].roundup_w = false; - tmp = (ib_chunk->kdata[idx] >> 27) & 0x7; + tmp = (idx_value >> 27) & 0x7; if (tmp == 2 || tmp == 6) track->textures[i].roundup_h = false; break; @@ -1366,16 +1363,16 @@ static int r100_packet0_check(struct radeon_cs_parser *p, case RADEON_PP_TXFORMAT_1: case RADEON_PP_TXFORMAT_2: i = (reg - RADEON_PP_TXFORMAT_0) / 24; - if (ib_chunk->kdata[idx] & RADEON_TXFORMAT_NON_POWER2) { + if (idx_value & RADEON_TXFORMAT_NON_POWER2) { track->textures[i].use_pitch = 1; } else { track->textures[i].use_pitch = 0; - track->textures[i].width = 1 << ((ib_chunk->kdata[idx] >> RADEON_TXFORMAT_WIDTH_SHIFT) & RADEON_TXFORMAT_WIDTH_MASK); - track->textures[i].height = 1 << ((ib_chunk->kdata[idx] >> RADEON_TXFORMAT_HEIGHT_SHIFT) & RADEON_TXFORMAT_HEIGHT_MASK); + track->textures[i].width = 1 << ((idx_value >> RADEON_TXFORMAT_WIDTH_SHIFT) & RADEON_TXFORMAT_WIDTH_MASK); + track->textures[i].height = 1 << ((idx_value >> RADEON_TXFORMAT_HEIGHT_SHIFT) & RADEON_TXFORMAT_HEIGHT_MASK); } - if (ib_chunk->kdata[idx] & RADEON_TXFORMAT_CUBIC_MAP_ENABLE) + if (idx_value & RADEON_TXFORMAT_CUBIC_MAP_ENABLE) track->textures[i].tex_coord_type = 2; - switch ((ib_chunk->kdata[idx] & RADEON_TXFORMAT_FORMAT_MASK)) { + switch ((idx_value & RADEON_TXFORMAT_FORMAT_MASK)) { case RADEON_TXFORMAT_I8: case RADEON_TXFORMAT_RGB332: case RADEON_TXFORMAT_Y8: @@ -1402,13 +1399,13 @@ static int r100_packet0_check(struct radeon_cs_parser *p, track->textures[i].cpp = 4; break; } - track->textures[i].cube_info[4].width = 1 << ((ib_chunk->kdata[idx] >> 16) & 0xf); - track->textures[i].cube_info[4].height = 1 << ((ib_chunk->kdata[idx] >> 20) & 0xf); + track->textures[i].cube_info[4].width = 1 << ((idx_value >> 16) & 0xf); + track->textures[i].cube_info[4].height = 1 << ((idx_value >> 20) & 0xf); break; case RADEON_PP_CUBIC_FACES_0: case RADEON_PP_CUBIC_FACES_1: case RADEON_PP_CUBIC_FACES_2: - tmp = ib_chunk->kdata[idx]; + tmp = idx_value; i = (reg - RADEON_PP_CUBIC_FACES_0) / 4; for (face = 0; face < 4; face++) { track->textures[i].cube_info[face].width = 1 << ((tmp >> (face * 8)) & 0xf); @@ -1427,15 +1424,14 @@ int r100_cs_track_check_pkt3_indx_buffer(struct radeon_cs_parser *p, struct radeon_cs_packet *pkt, struct radeon_object *robj) { - struct radeon_cs_chunk *ib_chunk; unsigned idx; - - ib_chunk = &p->chunks[p->chunk_ib_idx]; + u32 value; idx = pkt->idx + 1; - if ((ib_chunk->kdata[idx+2] + 1) > radeon_object_size(robj)) { + value = radeon_get_ib_value(p, idx + 2); + if ((value + 1) > radeon_object_size(robj)) { DRM_ERROR("[drm] Buffer too small for PACKET3 INDX_BUFFER " "(need %u have %lu) !\n", - ib_chunk->kdata[idx+2] + 1, + value + 1, radeon_object_size(robj)); return -EINVAL; } @@ -1445,59 +1441,20 @@ int r100_cs_track_check_pkt3_indx_buffer(struct radeon_cs_parser *p, static int r100_packet3_check(struct radeon_cs_parser *p, struct radeon_cs_packet *pkt) { - struct radeon_cs_chunk *ib_chunk; struct radeon_cs_reloc *reloc; struct r100_cs_track *track; unsigned idx; - unsigned i, c; volatile uint32_t *ib; int r; ib = p->ib->ptr; - ib_chunk = &p->chunks[p->chunk_ib_idx]; idx = pkt->idx + 1; track = (struct r100_cs_track *)p->track; switch (pkt->opcode) { case PACKET3_3D_LOAD_VBPNTR: - c = ib_chunk->kdata[idx++]; - track->num_arrays = c; - for (i = 0; i < (c - 1); i += 2, idx += 3) { - r = r100_cs_packet_next_reloc(p, &reloc); - if (r) { - DRM_ERROR("No reloc for packet3 %d\n", - pkt->opcode); - r100_cs_dump_packet(p, pkt); - return r; - } - ib[idx+1] = ib_chunk->kdata[idx+1] + ((u32)reloc->lobj.gpu_offset); - track->arrays[i + 0].robj = reloc->robj; - track->arrays[i + 0].esize = ib_chunk->kdata[idx] >> 8; - track->arrays[i + 0].esize &= 0x7F; - r = r100_cs_packet_next_reloc(p, &reloc); - if (r) { - DRM_ERROR("No reloc for packet3 %d\n", - pkt->opcode); - r100_cs_dump_packet(p, pkt); - return r; - } - ib[idx+2] = ib_chunk->kdata[idx+2] + ((u32)reloc->lobj.gpu_offset); - track->arrays[i + 1].robj = reloc->robj; - track->arrays[i + 1].esize = ib_chunk->kdata[idx] >> 24; - track->arrays[i + 1].esize &= 0x7F; - } - if (c & 1) { - r = r100_cs_packet_next_reloc(p, &reloc); - if (r) { - DRM_ERROR("No reloc for packet3 %d\n", - pkt->opcode); - r100_cs_dump_packet(p, pkt); - return r; - } - ib[idx+1] = ib_chunk->kdata[idx+1] + ((u32)reloc->lobj.gpu_offset); - track->arrays[i + 0].robj = reloc->robj; - track->arrays[i + 0].esize = ib_chunk->kdata[idx] >> 8; - track->arrays[i + 0].esize &= 0x7F; - } + r = r100_packet3_load_vbpntr(p, pkt, idx); + if (r) + return r; break; case PACKET3_INDX_BUFFER: r = r100_cs_packet_next_reloc(p, &reloc); @@ -1506,7 +1463,7 @@ static int r100_packet3_check(struct radeon_cs_parser *p, r100_cs_dump_packet(p, pkt); return r; } - ib[idx+1] = ib_chunk->kdata[idx+1] + ((u32)reloc->lobj.gpu_offset); + ib[idx+1] = radeon_get_ib_value(p, idx+1) + ((u32)reloc->lobj.gpu_offset); r = r100_cs_track_check_pkt3_indx_buffer(p, pkt, reloc->robj); if (r) { return r; @@ -1520,27 +1477,27 @@ static int r100_packet3_check(struct radeon_cs_parser *p, r100_cs_dump_packet(p, pkt); return r; } - ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset); + ib[idx] = radeon_get_ib_value(p, idx) + ((u32)reloc->lobj.gpu_offset); track->num_arrays = 1; - track->vtx_size = r100_get_vtx_size(ib_chunk->kdata[idx+2]); + track->vtx_size = r100_get_vtx_size(radeon_get_ib_value(p, idx + 2)); track->arrays[0].robj = reloc->robj; track->arrays[0].esize = track->vtx_size; - track->max_indx = ib_chunk->kdata[idx+1]; + track->max_indx = radeon_get_ib_value(p, idx+1); - track->vap_vf_cntl = ib_chunk->kdata[idx+3]; + track->vap_vf_cntl = radeon_get_ib_value(p, idx+3); track->immd_dwords = pkt->count - 1; r = r100_cs_track_check(p->rdev, track); if (r) return r; break; case PACKET3_3D_DRAW_IMMD: - if (((ib_chunk->kdata[idx+1] >> 4) & 0x3) != 3) { + if (((radeon_get_ib_value(p, idx + 1) >> 4) & 0x3) != 3) { DRM_ERROR("PRIM_WALK must be 3 for IMMD draw\n"); return -EINVAL; } - track->vap_vf_cntl = ib_chunk->kdata[idx+1]; + track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1); track->immd_dwords = pkt->count - 1; r = r100_cs_track_check(p->rdev, track); if (r) @@ -1548,11 +1505,11 @@ static int r100_packet3_check(struct radeon_cs_parser *p, break; /* triggers drawing using in-packet vertex data */ case PACKET3_3D_DRAW_IMMD_2: - if (((ib_chunk->kdata[idx] >> 4) & 0x3) != 3) { + if (((radeon_get_ib_value(p, idx) >> 4) & 0x3) != 3) { DRM_ERROR("PRIM_WALK must be 3 for IMMD draw\n"); return -EINVAL; } - track->vap_vf_cntl = ib_chunk->kdata[idx]; + track->vap_vf_cntl = radeon_get_ib_value(p, idx); track->immd_dwords = pkt->count; r = r100_cs_track_check(p->rdev, track); if (r) @@ -1560,28 +1517,28 @@ static int r100_packet3_check(struct radeon_cs_parser *p, break; /* triggers drawing using in-packet vertex data */ case PACKET3_3D_DRAW_VBUF_2: - track->vap_vf_cntl = ib_chunk->kdata[idx]; + track->vap_vf_cntl = radeon_get_ib_value(p, idx); r = r100_cs_track_check(p->rdev, track); if (r) return r; break; /* triggers drawing of vertex buffers setup elsewhere */ case PACKET3_3D_DRAW_INDX_2: - track->vap_vf_cntl = ib_chunk->kdata[idx]; + track->vap_vf_cntl = radeon_get_ib_value(p, idx); r = r100_cs_track_check(p->rdev, track); if (r) return r; break; /* triggers drawing using indices to vertex buffer */ case PACKET3_3D_DRAW_VBUF: - track->vap_vf_cntl = ib_chunk->kdata[idx + 1]; + track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1); r = r100_cs_track_check(p->rdev, track); if (r) return r; break; /* triggers drawing of vertex buffers setup elsewhere */ case PACKET3_3D_DRAW_INDX: - track->vap_vf_cntl = ib_chunk->kdata[idx + 1]; + track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1); r = r100_cs_track_check(p->rdev, track); if (r) return r; diff --git a/drivers/gpu/drm/radeon/r100_track.h b/drivers/gpu/drm/radeon/r100_track.h index 70a82eda394..0daf0d76a89 100644 --- a/drivers/gpu/drm/radeon/r100_track.h +++ b/drivers/gpu/drm/radeon/r100_track.h @@ -84,6 +84,8 @@ int r200_packet0_check(struct radeon_cs_parser *p, struct radeon_cs_packet *pkt, unsigned idx, unsigned reg); + + static inline int r100_reloc_pitch_offset(struct radeon_cs_parser *p, struct radeon_cs_packet *pkt, unsigned idx, @@ -93,9 +95,7 @@ static inline int r100_reloc_pitch_offset(struct radeon_cs_parser *p, u32 tile_flags = 0; u32 tmp; struct radeon_cs_reloc *reloc; - struct radeon_cs_chunk *ib_chunk; - - ib_chunk = &p->chunks[p->chunk_ib_idx]; + u32 value; r = r100_cs_packet_next_reloc(p, &reloc); if (r) { @@ -104,7 +104,8 @@ static inline int r100_reloc_pitch_offset(struct radeon_cs_parser *p, r100_cs_dump_packet(p, pkt); return r; } - tmp = ib_chunk->kdata[idx] & 0x003fffff; + value = radeon_get_ib_value(p, idx); + tmp = value & 0x003fffff; tmp += (((u32)reloc->lobj.gpu_offset) >> 10); if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO) @@ -119,6 +120,64 @@ static inline int r100_reloc_pitch_offset(struct radeon_cs_parser *p, } tmp |= tile_flags; - p->ib->ptr[idx] = (ib_chunk->kdata[idx] & 0x3fc00000) | tmp; + p->ib->ptr[idx] = (value & 0x3fc00000) | tmp; return 0; } + +static inline int r100_packet3_load_vbpntr(struct radeon_cs_parser *p, + struct radeon_cs_packet *pkt, + int idx) +{ + unsigned c, i; + struct radeon_cs_reloc *reloc; + struct r100_cs_track *track; + int r = 0; + volatile uint32_t *ib; + u32 idx_value; + + ib = p->ib->ptr; + track = (struct r100_cs_track *)p->track; + c = radeon_get_ib_value(p, idx++) & 0x1F; + track->num_arrays = c; + for (i = 0; i < (c - 1); i+=2, idx+=3) { + r = r100_cs_packet_next_reloc(p, &reloc); + if (r) { + DRM_ERROR("No reloc for packet3 %d\n", + pkt->opcode); + r100_cs_dump_packet(p, pkt); + return r; + } + idx_value = radeon_get_ib_value(p, idx); + ib[idx+1] = radeon_get_ib_value(p, idx + 1) + ((u32)reloc->lobj.gpu_offset); + + track->arrays[i + 0].esize = idx_value >> 8; + track->arrays[i + 0].robj = reloc->robj; + track->arrays[i + 0].esize &= 0x7F; + r = r100_cs_packet_next_reloc(p, &reloc); + if (r) { + DRM_ERROR("No reloc for packet3 %d\n", + pkt->opcode); + r100_cs_dump_packet(p, pkt); + return r; + } + ib[idx+2] = radeon_get_ib_value(p, idx + 2) + ((u32)reloc->lobj.gpu_offset); + track->arrays[i + 1].robj = reloc->robj; + track->arrays[i + 1].esize = idx_value >> 24; + track->arrays[i + 1].esize &= 0x7F; + } + if (c & 1) { + r = r100_cs_packet_next_reloc(p, &reloc); + if (r) { + DRM_ERROR("No reloc for packet3 %d\n", + pkt->opcode); + r100_cs_dump_packet(p, pkt); + return r; + } + idx_value = radeon_get_ib_value(p, idx); + ib[idx+1] = radeon_get_ib_value(p, idx + 1) + ((u32)reloc->lobj.gpu_offset); + track->arrays[i + 0].robj = reloc->robj; + track->arrays[i + 0].esize = idx_value >> 8; + track->arrays[i + 0].esize &= 0x7F; + } + return r; +} diff --git a/drivers/gpu/drm/radeon/r200.c b/drivers/gpu/drm/radeon/r200.c index 568c74bfba3..cf7fea5ff2e 100644 --- a/drivers/gpu/drm/radeon/r200.c +++ b/drivers/gpu/drm/radeon/r200.c @@ -96,7 +96,6 @@ int r200_packet0_check(struct radeon_cs_parser *p, struct radeon_cs_packet *pkt, unsigned idx, unsigned reg) { - struct radeon_cs_chunk *ib_chunk; struct radeon_cs_reloc *reloc; struct r100_cs_track *track; volatile uint32_t *ib; @@ -105,11 +104,11 @@ int r200_packet0_check(struct radeon_cs_parser *p, int i; int face; u32 tile_flags = 0; + u32 idx_value; ib = p->ib->ptr; - ib_chunk = &p->chunks[p->chunk_ib_idx]; track = (struct r100_cs_track *)p->track; - + idx_value = radeon_get_ib_value(p, idx); switch (reg) { case RADEON_CRTC_GUI_TRIG_VLINE: r = r100_cs_packet_parse_vline(p); @@ -137,8 +136,8 @@ int r200_packet0_check(struct radeon_cs_parser *p, return r; } track->zb.robj = reloc->robj; - track->zb.offset = ib_chunk->kdata[idx]; - ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset); + track->zb.offset = idx_value; + ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); break; case RADEON_RB3D_COLOROFFSET: r = r100_cs_packet_next_reloc(p, &reloc); @@ -149,8 +148,8 @@ int r200_packet0_check(struct radeon_cs_parser *p, return r; } track->cb[0].robj = reloc->robj; - track->cb[0].offset = ib_chunk->kdata[idx]; - ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset); + track->cb[0].offset = idx_value; + ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); break; case R200_PP_TXOFFSET_0: case R200_PP_TXOFFSET_1: @@ -166,7 +165,7 @@ int r200_packet0_check(struct radeon_cs_parser *p, r100_cs_dump_packet(p, pkt); return r; } - ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset); + ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); track->textures[i].robj = reloc->robj; break; case R200_PP_CUBIC_OFFSET_F1_0: @@ -208,12 +207,12 @@ int r200_packet0_check(struct radeon_cs_parser *p, r100_cs_dump_packet(p, pkt); return r; } - track->textures[i].cube_info[face - 1].offset = ib_chunk->kdata[idx]; - ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset); + track->textures[i].cube_info[face - 1].offset = idx_value; + ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); track->textures[i].cube_info[face - 1].robj = reloc->robj; break; case RADEON_RE_WIDTH_HEIGHT: - track->maxy = ((ib_chunk->kdata[idx] >> 16) & 0x7FF); + track->maxy = ((idx_value >> 16) & 0x7FF); break; case RADEON_RB3D_COLORPITCH: r = r100_cs_packet_next_reloc(p, &reloc); @@ -229,17 +228,17 @@ int r200_packet0_check(struct radeon_cs_parser *p, if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO) tile_flags |= RADEON_COLOR_MICROTILE_ENABLE; - tmp = ib_chunk->kdata[idx] & ~(0x7 << 16); + tmp = idx_value & ~(0x7 << 16); tmp |= tile_flags; ib[idx] = tmp; - track->cb[0].pitch = ib_chunk->kdata[idx] & RADEON_COLORPITCH_MASK; + track->cb[0].pitch = idx_value & RADEON_COLORPITCH_MASK; break; case RADEON_RB3D_DEPTHPITCH: - track->zb.pitch = ib_chunk->kdata[idx] & RADEON_DEPTHPITCH_MASK; + track->zb.pitch = idx_value & RADEON_DEPTHPITCH_MASK; break; case RADEON_RB3D_CNTL: - switch ((ib_chunk->kdata[idx] >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f) { + switch ((idx_value >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f) { case 7: case 8: case 9: @@ -257,18 +256,18 @@ int r200_packet0_check(struct radeon_cs_parser *p, break; default: DRM_ERROR("Invalid color buffer format (%d) !\n", - ((ib_chunk->kdata[idx] >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f)); + ((idx_value >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f)); return -EINVAL; } - if (ib_chunk->kdata[idx] & RADEON_DEPTHXY_OFFSET_ENABLE) { + if (idx_value & RADEON_DEPTHXY_OFFSET_ENABLE) { DRM_ERROR("No support for depth xy offset in kms\n"); return -EINVAL; } - track->z_enabled = !!(ib_chunk->kdata[idx] & RADEON_Z_ENABLE); + track->z_enabled = !!(idx_value & RADEON_Z_ENABLE); break; case RADEON_RB3D_ZSTENCILCNTL: - switch (ib_chunk->kdata[idx] & 0xf) { + switch (idx_value & 0xf) { case 0: track->zb.cpp = 2; break; @@ -292,27 +291,27 @@ int r200_packet0_check(struct radeon_cs_parser *p, r100_cs_dump_packet(p, pkt); return r; } - ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset); + ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); break; case RADEON_PP_CNTL: { - uint32_t temp = ib_chunk->kdata[idx] >> 4; + uint32_t temp = idx_value >> 4; for (i = 0; i < track->num_texture; i++) track->textures[i].enabled = !!(temp & (1 << i)); } break; case RADEON_SE_VF_CNTL: - track->vap_vf_cntl = ib_chunk->kdata[idx]; + track->vap_vf_cntl = idx_value; break; case 0x210c: /* VAP_VF_MAX_VTX_INDX */ - track->max_indx = ib_chunk->kdata[idx] & 0x00FFFFFFUL; + track->max_indx = idx_value & 0x00FFFFFFUL; break; case R200_SE_VTX_FMT_0: - track->vtx_size = r200_get_vtx_size_0(ib_chunk->kdata[idx]); + track->vtx_size = r200_get_vtx_size_0(idx_value); break; case R200_SE_VTX_FMT_1: - track->vtx_size += r200_get_vtx_size_1(ib_chunk->kdata[idx]); + track->vtx_size += r200_get_vtx_size_1(idx_value); break; case R200_PP_TXSIZE_0: case R200_PP_TXSIZE_1: @@ -321,8 +320,8 @@ int r200_packet0_check(struct radeon_cs_parser *p, case R200_PP_TXSIZE_4: case R200_PP_TXSIZE_5: i = (reg - R200_PP_TXSIZE_0) / 32; - track->textures[i].width = (ib_chunk->kdata[idx] & RADEON_TEX_USIZE_MASK) + 1; - track->textures[i].height = ((ib_chunk->kdata[idx] & RADEON_TEX_VSIZE_MASK) >> RADEON_TEX_VSIZE_SHIFT) + 1; + track->textures[i].width = (idx_value & RADEON_TEX_USIZE_MASK) + 1; + track->textures[i].height = ((idx_value & RADEON_TEX_VSIZE_MASK) >> RADEON_TEX_VSIZE_SHIFT) + 1; break; case R200_PP_TXPITCH_0: case R200_PP_TXPITCH_1: @@ -331,7 +330,7 @@ int r200_packet0_check(struct radeon_cs_parser *p, case R200_PP_TXPITCH_4: case R200_PP_TXPITCH_5: i = (reg - R200_PP_TXPITCH_0) / 32; - track->textures[i].pitch = ib_chunk->kdata[idx] + 32; + track->textures[i].pitch = idx_value + 32; break; case R200_PP_TXFILTER_0: case R200_PP_TXFILTER_1: @@ -340,12 +339,12 @@ int r200_packet0_check(struct radeon_cs_parser *p, case R200_PP_TXFILTER_4: case R200_PP_TXFILTER_5: i = (reg - R200_PP_TXFILTER_0) / 32; - track->textures[i].num_levels = ((ib_chunk->kdata[idx] & R200_MAX_MIP_LEVEL_MASK) + track->textures[i].num_levels = ((idx_value & R200_MAX_MIP_LEVEL_MASK) >> R200_MAX_MIP_LEVEL_SHIFT); - tmp = (ib_chunk->kdata[idx] >> 23) & 0x7; + tmp = (idx_value >> 23) & 0x7; if (tmp == 2 || tmp == 6) track->textures[i].roundup_w = false; - tmp = (ib_chunk->kdata[idx] >> 27) & 0x7; + tmp = (idx_value >> 27) & 0x7; if (tmp == 2 || tmp == 6) track->textures[i].roundup_h = false; break; @@ -364,8 +363,8 @@ int r200_packet0_check(struct radeon_cs_parser *p, case R200_PP_TXFORMAT_X_4: case R200_PP_TXFORMAT_X_5: i = (reg - R200_PP_TXFORMAT_X_0) / 32; - track->textures[i].txdepth = ib_chunk->kdata[idx] & 0x7; - tmp = (ib_chunk->kdata[idx] >> 16) & 0x3; + track->textures[i].txdepth = idx_value & 0x7; + tmp = (idx_value >> 16) & 0x3; /* 2D, 3D, CUBE */ switch (tmp) { case 0: @@ -389,14 +388,14 @@ int r200_packet0_check(struct radeon_cs_parser *p, case R200_PP_TXFORMAT_4: case R200_PP_TXFORMAT_5: i = (reg - R200_PP_TXFORMAT_0) / 32; - if (ib_chunk->kdata[idx] & R200_TXFORMAT_NON_POWER2) { + if (idx_value & R200_TXFORMAT_NON_POWER2) { track->textures[i].use_pitch = 1; } else { track->textures[i].use_pitch = 0; - track->textures[i].width = 1 << ((ib_chunk->kdata[idx] >> RADEON_TXFORMAT_WIDTH_SHIFT) & RADEON_TXFORMAT_WIDTH_MASK); - track->textures[i].height = 1 << ((ib_chunk->kdata[idx] >> RADEON_TXFORMAT_HEIGHT_SHIFT) & RADEON_TXFORMAT_HEIGHT_MASK); + track->textures[i].width = 1 << ((idx_value >> RADEON_TXFORMAT_WIDTH_SHIFT) & RADEON_TXFORMAT_WIDTH_MASK); + track->textures[i].height = 1 << ((idx_value >> RADEON_TXFORMAT_HEIGHT_SHIFT) & RADEON_TXFORMAT_HEIGHT_MASK); } - switch ((ib_chunk->kdata[idx] & RADEON_TXFORMAT_FORMAT_MASK)) { + switch ((idx_value & RADEON_TXFORMAT_FORMAT_MASK)) { case R200_TXFORMAT_I8: case R200_TXFORMAT_RGB332: case R200_TXFORMAT_Y8: @@ -424,8 +423,8 @@ int r200_packet0_check(struct radeon_cs_parser *p, track->textures[i].cpp = 4; break; } - track->textures[i].cube_info[4].width = 1 << ((ib_chunk->kdata[idx] >> 16) & 0xf); - track->textures[i].cube_info[4].height = 1 << ((ib_chunk->kdata[idx] >> 20) & 0xf); + track->textures[i].cube_info[4].width = 1 << ((idx_value >> 16) & 0xf); + track->textures[i].cube_info[4].height = 1 << ((idx_value >> 20) & 0xf); break; case R200_PP_CUBIC_FACES_0: case R200_PP_CUBIC_FACES_1: @@ -433,7 +432,7 @@ int r200_packet0_check(struct radeon_cs_parser *p, case R200_PP_CUBIC_FACES_3: case R200_PP_CUBIC_FACES_4: case R200_PP_CUBIC_FACES_5: - tmp = ib_chunk->kdata[idx]; + tmp = idx_value; i = (reg - R200_PP_CUBIC_FACES_0) / 32; for (face = 0; face < 4; face++) { track->textures[i].cube_info[face].width = 1 << ((tmp >> (face * 8)) & 0xf); diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c index bb151ecdf8f..1ebea8cc8c9 100644 --- a/drivers/gpu/drm/radeon/r300.c +++ b/drivers/gpu/drm/radeon/r300.c @@ -697,17 +697,18 @@ static int r300_packet0_check(struct radeon_cs_parser *p, struct radeon_cs_packet *pkt, unsigned idx, unsigned reg) { - struct radeon_cs_chunk *ib_chunk; struct radeon_cs_reloc *reloc; struct r100_cs_track *track; volatile uint32_t *ib; uint32_t tmp, tile_flags = 0; unsigned i; int r; + u32 idx_value; ib = p->ib->ptr; - ib_chunk = &p->chunks[p->chunk_ib_idx]; track = (struct r100_cs_track *)p->track; + idx_value = radeon_get_ib_value(p, idx); + switch(reg) { case AVIVO_D1MODE_VLINE_START_END: case RADEON_CRTC_GUI_TRIG_VLINE: @@ -738,8 +739,8 @@ static int r300_packet0_check(struct radeon_cs_parser *p, return r; } track->cb[i].robj = reloc->robj; - track->cb[i].offset = ib_chunk->kdata[idx]; - ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset); + track->cb[i].offset = idx_value; + ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); break; case R300_ZB_DEPTHOFFSET: r = r100_cs_packet_next_reloc(p, &reloc); @@ -750,8 +751,8 @@ static int r300_packet0_check(struct radeon_cs_parser *p, return r; } track->zb.robj = reloc->robj; - track->zb.offset = ib_chunk->kdata[idx]; - ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset); + track->zb.offset = idx_value; + ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); break; case R300_TX_OFFSET_0: case R300_TX_OFFSET_0+4: @@ -777,32 +778,32 @@ static int r300_packet0_check(struct radeon_cs_parser *p, r100_cs_dump_packet(p, pkt); return r; } - ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset); + ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); track->textures[i].robj = reloc->robj; break; /* Tracked registers */ case 0x2084: /* VAP_VF_CNTL */ - track->vap_vf_cntl = ib_chunk->kdata[idx]; + track->vap_vf_cntl = idx_value; break; case 0x20B4: /* VAP_VTX_SIZE */ - track->vtx_size = ib_chunk->kdata[idx] & 0x7F; + track->vtx_size = idx_value & 0x7F; break; case 0x2134: /* VAP_VF_MAX_VTX_INDX */ - track->max_indx = ib_chunk->kdata[idx] & 0x00FFFFFFUL; + track->max_indx = idx_value & 0x00FFFFFFUL; break; case 0x43E4: /* SC_SCISSOR1 */ - track->maxy = ((ib_chunk->kdata[idx] >> 13) & 0x1FFF) + 1; + track->maxy = ((idx_value >> 13) & 0x1FFF) + 1; if (p->rdev->family < CHIP_RV515) { track->maxy -= 1440; } break; case 0x4E00: /* RB3D_CCTL */ - track->num_cb = ((ib_chunk->kdata[idx] >> 5) & 0x3) + 1; + track->num_cb = ((idx_value >> 5) & 0x3) + 1; break; case 0x4E38: case 0x4E3C: @@ -825,13 +826,13 @@ static int r300_packet0_check(struct radeon_cs_parser *p, if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO) tile_flags |= R300_COLOR_MICROTILE_ENABLE; - tmp = ib_chunk->kdata[idx] & ~(0x7 << 16); + tmp = idx_value & ~(0x7 << 16); tmp |= tile_flags; ib[idx] = tmp; i = (reg - 0x4E38) >> 2; - track->cb[i].pitch = ib_chunk->kdata[idx] & 0x3FFE; - switch (((ib_chunk->kdata[idx] >> 21) & 0xF)) { + track->cb[i].pitch = idx_value & 0x3FFE; + switch (((idx_value >> 21) & 0xF)) { case 9: case 11: case 12: @@ -854,13 +855,13 @@ static int r300_packet0_check(struct radeon_cs_parser *p, break; default: DRM_ERROR("Invalid color buffer format (%d) !\n", - ((ib_chunk->kdata[idx] >> 21) & 0xF)); + ((idx_value >> 21) & 0xF)); return -EINVAL; } break; case 0x4F00: /* ZB_CNTL */ - if (ib_chunk->kdata[idx] & 2) { + if (idx_value & 2) { track->z_enabled = true; } else { track->z_enabled = false; @@ -868,7 +869,7 @@ static int r300_packet0_check(struct radeon_cs_parser *p, break; case 0x4F10: /* ZB_FORMAT */ - switch ((ib_chunk->kdata[idx] & 0xF)) { + switch ((idx_value & 0xF)) { case 0: case 1: track->zb.cpp = 2; @@ -878,7 +879,7 @@ static int r300_packet0_check(struct radeon_cs_parser *p, break; default: DRM_ERROR("Invalid z buffer format (%d) !\n", - (ib_chunk->kdata[idx] & 0xF)); + (idx_value & 0xF)); return -EINVAL; } break; @@ -897,17 +898,17 @@ static int r300_packet0_check(struct radeon_cs_parser *p, if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO) tile_flags |= R300_DEPTHMICROTILE_TILED;; - tmp = ib_chunk->kdata[idx] & ~(0x7 << 16); + tmp = idx_value & ~(0x7 << 16); tmp |= tile_flags; ib[idx] = tmp; - track->zb.pitch = ib_chunk->kdata[idx] & 0x3FFC; + track->zb.pitch = idx_value & 0x3FFC; break; case 0x4104: for (i = 0; i < 16; i++) { bool enabled; - enabled = !!(ib_chunk->kdata[idx] & (1 << i)); + enabled = !!(idx_value & (1 << i)); track->textures[i].enabled = enabled; } break; @@ -929,9 +930,9 @@ static int r300_packet0_check(struct radeon_cs_parser *p, case 0x44FC: /* TX_FORMAT1_[0-15] */ i = (reg - 0x44C0) >> 2; - tmp = (ib_chunk->kdata[idx] >> 25) & 0x3; + tmp = (idx_value >> 25) & 0x3; track->textures[i].tex_coord_type = tmp; - switch ((ib_chunk->kdata[idx] & 0x1F)) { + switch ((idx_value & 0x1F)) { case R300_TX_FORMAT_X8: case R300_TX_FORMAT_Y4X4: case R300_TX_FORMAT_Z3Y3X2: @@ -971,7 +972,7 @@ static int r300_packet0_check(struct radeon_cs_parser *p, break; default: DRM_ERROR("Invalid texture format %u\n", - (ib_chunk->kdata[idx] & 0x1F)); + (idx_value & 0x1F)); return -EINVAL; break; } @@ -994,11 +995,11 @@ static int r300_packet0_check(struct radeon_cs_parser *p, case 0x443C: /* TX_FILTER0_[0-15] */ i = (reg - 0x4400) >> 2; - tmp = ib_chunk->kdata[idx] & 0x7; + tmp = idx_value & 0x7; if (tmp == 2 || tmp == 4 || tmp == 6) { track->textures[i].roundup_w = false; } - tmp = (ib_chunk->kdata[idx] >> 3) & 0x7; + tmp = (idx_value >> 3) & 0x7; if (tmp == 2 || tmp == 4 || tmp == 6) { track->textures[i].roundup_h = false; } @@ -1021,12 +1022,12 @@ static int r300_packet0_check(struct radeon_cs_parser *p, case 0x453C: /* TX_FORMAT2_[0-15] */ i = (reg - 0x4500) >> 2; - tmp = ib_chunk->kdata[idx] & 0x3FFF; + tmp = idx_value & 0x3FFF; track->textures[i].pitch = tmp + 1; if (p->rdev->family >= CHIP_RV515) { - tmp = ((ib_chunk->kdata[idx] >> 15) & 1) << 11; + tmp = ((idx_value >> 15) & 1) << 11; track->textures[i].width_11 = tmp; - tmp = ((ib_chunk->kdata[idx] >> 16) & 1) << 11; + tmp = ((idx_value >> 16) & 1) << 11; track->textures[i].height_11 = tmp; } break; @@ -1048,15 +1049,15 @@ static int r300_packet0_check(struct radeon_cs_parser *p, case 0x44BC: /* TX_FORMAT0_[0-15] */ i = (reg - 0x4480) >> 2; - tmp = ib_chunk->kdata[idx] & 0x7FF; + tmp = idx_value & 0x7FF; track->textures[i].width = tmp + 1; - tmp = (ib_chunk->kdata[idx] >> 11) & 0x7FF; + tmp = (idx_value >> 11) & 0x7FF; track->textures[i].height = tmp + 1; - tmp = (ib_chunk->kdata[idx] >> 26) & 0xF; + tmp = (idx_value >> 26) & 0xF; track->textures[i].num_levels = tmp; - tmp = ib_chunk->kdata[idx] & (1 << 31); + tmp = idx_value & (1 << 31); track->textures[i].use_pitch = !!tmp; - tmp = (ib_chunk->kdata[idx] >> 22) & 0xF; + tmp = (idx_value >> 22) & 0xF; track->textures[i].txdepth = tmp; break; case R300_ZB_ZPASS_ADDR: @@ -1067,7 +1068,7 @@ static int r300_packet0_check(struct radeon_cs_parser *p, r100_cs_dump_packet(p, pkt); return r; } - ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset); + ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset); break; case 0x4be8: /* valid register only on RV530 */ @@ -1085,60 +1086,20 @@ static int r300_packet0_check(struct radeon_cs_parser *p, static int r300_packet3_check(struct radeon_cs_parser *p, struct radeon_cs_packet *pkt) { - struct radeon_cs_chunk *ib_chunk; - struct radeon_cs_reloc *reloc; struct r100_cs_track *track; volatile uint32_t *ib; unsigned idx; - unsigned i, c; int r; ib = p->ib->ptr; - ib_chunk = &p->chunks[p->chunk_ib_idx]; idx = pkt->idx + 1; track = (struct r100_cs_track *)p->track; switch(pkt->opcode) { case PACKET3_3D_LOAD_VBPNTR: - c = ib_chunk->kdata[idx++] & 0x1F; - track->num_arrays = c; - for (i = 0; i < (c - 1); i+=2, idx+=3) { - r = r100_cs_packet_next_reloc(p, &reloc); - if (r) { - DRM_ERROR("No reloc for packet3 %d\n", - pkt->opcode); - r100_cs_dump_packet(p, pkt); - return r; - } - ib[idx+1] = ib_chunk->kdata[idx+1] + ((u32)reloc->lobj.gpu_offset); - track->arrays[i + 0].robj = reloc->robj; - track->arrays[i + 0].esize = ib_chunk->kdata[idx] >> 8; - track->arrays[i + 0].esize &= 0x7F; - r = r100_cs_packet_next_reloc(p, &reloc); - if (r) { - DRM_ERROR("No reloc for packet3 %d\n", - pkt->opcode); - r100_cs_dump_packet(p, pkt); - return r; - } - ib[idx+2] = ib_chunk->kdata[idx+2] + ((u32)reloc->lobj.gpu_offset); - track->arrays[i + 1].robj = reloc->robj; - track->arrays[i + 1].esize = ib_chunk->kdata[idx] >> 24; - track->arrays[i + 1].esize &= 0x7F; - } - if (c & 1) { - r = r100_cs_packet_next_reloc(p, &reloc); - if (r) { - DRM_ERROR("No reloc for packet3 %d\n", - pkt->opcode); - r100_cs_dump_packet(p, pkt); - return r; - } - ib[idx+1] = ib_chunk->kdata[idx+1] + ((u32)reloc->lobj.gpu_offset); - track->arrays[i + 0].robj = reloc->robj; - track->arrays[i + 0].esize = ib_chunk->kdata[idx] >> 8; - track->arrays[i + 0].esize &= 0x7F; - } + r = r100_packet3_load_vbpntr(p, pkt, idx); + if (r) + return r; break; case PACKET3_INDX_BUFFER: r = r100_cs_packet_next_reloc(p, &reloc); @@ -1147,7 +1108,7 @@ static int r300_packet3_check(struct radeon_cs_parser *p, r100_cs_dump_packet(p, pkt); return r; } - ib[idx+1] = ib_chunk->kdata[idx+1] + ((u32)reloc->lobj.gpu_offset); + ib[idx+1] = radeon_get_ib_value(p, idx + 1) + ((u32)reloc->lobj.gpu_offset); r = r100_cs_track_check_pkt3_indx_buffer(p, pkt, reloc->robj); if (r) { return r; @@ -1158,11 +1119,11 @@ static int r300_packet3_check(struct radeon_cs_parser *p, /* Number of dwords is vtx_size * (num_vertices - 1) * PRIM_WALK must be equal to 3 vertex data in embedded * in cmd stream */ - if (((ib_chunk->kdata[idx+1] >> 4) & 0x3) != 3) { + if (((radeon_get_ib_value(p, idx + 1) >> 4) & 0x3) != 3) { DRM_ERROR("PRIM_WALK must be 3 for IMMD draw\n"); return -EINVAL; } - track->vap_vf_cntl = ib_chunk->kdata[idx+1]; + track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1); track->immd_dwords = pkt->count - 1; r = r100_cs_track_check(p->rdev, track); if (r) { @@ -1173,11 +1134,11 @@ static int r300_packet3_check(struct radeon_cs_parser *p, /* Number of dwords is vtx_size * (num_vertices - 1) * PRIM_WALK must be equal to 3 vertex data in embedded * in cmd stream */ - if (((ib_chunk->kdata[idx] >> 4) & 0x3) != 3) { + if (((radeon_get_ib_value(p, idx) >> 4) & 0x3) != 3) { DRM_ERROR("PRIM_WALK must be 3 for IMMD draw\n"); return -EINVAL; } - track->vap_vf_cntl = ib_chunk->kdata[idx]; + track->vap_vf_cntl = radeon_get_ib_value(p, idx); track->immd_dwords = pkt->count; r = r100_cs_track_check(p->rdev, track); if (r) { @@ -1185,28 +1146,28 @@ static int r300_packet3_check(struct radeon_cs_parser *p, } break; case PACKET3_3D_DRAW_VBUF: - track->vap_vf_cntl = ib_chunk->kdata[idx + 1]; + track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1); r = r100_cs_track_check(p->rdev, track); if (r) { return r; } break; case PACKET3_3D_DRAW_VBUF_2: - track->vap_vf_cntl = ib_chunk->kdata[idx]; + track->vap_vf_cntl = radeon_get_ib_value(p, idx); r = r100_cs_track_check(p->rdev, track); if (r) { return r; } break; case PACKET3_3D_DRAW_INDX: - track->vap_vf_cntl = ib_chunk->kdata[idx + 1]; + track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1); r = r100_cs_track_check(p->rdev, track); if (r) { return r; } break; case PACKET3_3D_DRAW_INDX_2: - track->vap_vf_cntl = ib_chunk->kdata[idx]; + track->vap_vf_cntl = radeon_get_ib_value(p, idx); r = r100_cs_track_check(p->rdev, track); if (r) { return r; diff --git a/drivers/gpu/drm/radeon/r500_reg.h b/drivers/gpu/drm/radeon/r500_reg.h index e1d5e0331e1..868add6e166 100644 --- a/drivers/gpu/drm/radeon/r500_reg.h +++ b/drivers/gpu/drm/radeon/r500_reg.h @@ -445,6 +445,8 @@ #define AVIVO_D1MODE_VBLANK_STATUS 0x6534 # define AVIVO_VBLANK_ACK (1 << 4) #define AVIVO_D1MODE_VLINE_START_END 0x6538 +#define AVIVO_D1MODE_VLINE_STATUS 0x653c +# define AVIVO_D1MODE_VLINE_STAT (1 << 12) #define AVIVO_DxMODE_INT_MASK 0x6540 # define AVIVO_D1MODE_INT_MASK (1 << 0) # define AVIVO_D2MODE_INT_MASK (1 << 8) @@ -502,6 +504,7 @@ #define AVIVO_D2MODE_VBLANK_STATUS 0x6d34 #define AVIVO_D2MODE_VLINE_START_END 0x6d38 +#define AVIVO_D2MODE_VLINE_STATUS 0x6d3c #define AVIVO_D2MODE_VIEWPORT_START 0x6d80 #define AVIVO_D2MODE_VIEWPORT_SIZE 0x6d84 #define AVIVO_D2MODE_EXT_OVERSCAN_LEFT_RIGHT 0x6d88 diff --git a/drivers/gpu/drm/radeon/r520.c b/drivers/gpu/drm/radeon/r520.c index d4b0b9d2e39..0bf13fccdaf 100644 --- a/drivers/gpu/drm/radeon/r520.c +++ b/drivers/gpu/drm/radeon/r520.c @@ -26,108 +26,13 @@ * Jerome Glisse */ #include "drmP.h" -#include "radeon_reg.h" #include "radeon.h" +#include "atom.h" +#include "r520d.h" -/* r520,rv530,rv560,rv570,r580 depends on : */ -void r100_hdp_reset(struct radeon_device *rdev); -void r420_pipes_init(struct radeon_device *rdev); -void rs600_mc_disable_clients(struct radeon_device *rdev); -void rs600_disable_vga(struct radeon_device *rdev); -int rv515_debugfs_pipes_info_init(struct radeon_device *rdev); -int rv515_debugfs_ga_info_init(struct radeon_device *rdev); +/* This files gather functions specifics to: r520,rv530,rv560,rv570,r580 */ -/* This files gather functions specifics to: - * r520,rv530,rv560,rv570,r580 - * - * Some of these functions might be used by newer ASICs. - */ -void r520_gpu_init(struct radeon_device *rdev); -int r520_mc_wait_for_idle(struct radeon_device *rdev); - - -/* - * MC - */ -int r520_mc_init(struct radeon_device *rdev) -{ - uint32_t tmp; - int r; - - if (r100_debugfs_rbbm_init(rdev)) { - DRM_ERROR("Failed to register debugfs file for RBBM !\n"); - } - if (rv515_debugfs_pipes_info_init(rdev)) { - DRM_ERROR("Failed to register debugfs file for pipes !\n"); - } - if (rv515_debugfs_ga_info_init(rdev)) { - DRM_ERROR("Failed to register debugfs file for pipes !\n"); - } - - r520_gpu_init(rdev); - rv370_pcie_gart_disable(rdev); - - /* Setup GPU memory space */ - rdev->mc.vram_location = 0xFFFFFFFFUL; - rdev->mc.gtt_location = 0xFFFFFFFFUL; - if (rdev->flags & RADEON_IS_AGP) { - r = radeon_agp_init(rdev); - if (r) { - printk(KERN_WARNING "[drm] Disabling AGP\n"); - rdev->flags &= ~RADEON_IS_AGP; - rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024; - } else { - rdev->mc.gtt_location = rdev->mc.agp_base; - } - } - r = radeon_mc_setup(rdev); - if (r) { - return r; - } - - /* Program GPU memory space */ - rs600_mc_disable_clients(rdev); - if (r520_mc_wait_for_idle(rdev)) { - printk(KERN_WARNING "Failed to wait MC idle while " - "programming pipes. Bad things might happen.\n"); - } - /* Write VRAM size in case we are limiting it */ - WREG32(RADEON_CONFIG_MEMSIZE, rdev->mc.real_vram_size); - tmp = rdev->mc.vram_location + rdev->mc.mc_vram_size - 1; - tmp = REG_SET(R520_MC_FB_TOP, tmp >> 16); - tmp |= REG_SET(R520_MC_FB_START, rdev->mc.vram_location >> 16); - WREG32_MC(R520_MC_FB_LOCATION, tmp); - WREG32(RS690_HDP_FB_LOCATION, rdev->mc.vram_location >> 16); - WREG32(0x310, rdev->mc.vram_location); - if (rdev->flags & RADEON_IS_AGP) { - tmp = rdev->mc.gtt_location + rdev->mc.gtt_size - 1; - tmp = REG_SET(R520_MC_AGP_TOP, tmp >> 16); - tmp |= REG_SET(R520_MC_AGP_START, rdev->mc.gtt_location >> 16); - WREG32_MC(R520_MC_AGP_LOCATION, tmp); - WREG32_MC(R520_MC_AGP_BASE, rdev->mc.agp_base); - WREG32_MC(R520_MC_AGP_BASE_2, 0); - } else { - WREG32_MC(R520_MC_AGP_LOCATION, 0x0FFFFFFF); - WREG32_MC(R520_MC_AGP_BASE, 0); - WREG32_MC(R520_MC_AGP_BASE_2, 0); - } - return 0; -} - -void r520_mc_fini(struct radeon_device *rdev) -{ -} - - -/* - * Global GPU functions - */ -void r520_errata(struct radeon_device *rdev) -{ - rdev->pll_errata = 0; -} - -int r520_mc_wait_for_idle(struct radeon_device *rdev) +static int r520_mc_wait_for_idle(struct radeon_device *rdev) { unsigned i; uint32_t tmp; @@ -143,12 +48,12 @@ int r520_mc_wait_for_idle(struct radeon_device *rdev) return -1; } -void r520_gpu_init(struct radeon_device *rdev) +static void r520_gpu_init(struct radeon_device *rdev) { unsigned pipe_select_current, gb_pipe_select, tmp; r100_hdp_reset(rdev); - rs600_disable_vga(rdev); + rv515_vga_render_disable(rdev); /* * DST_PIPE_CONFIG 0x170C * GB_TILE_CONFIG 0x4018 @@ -186,10 +91,6 @@ void r520_gpu_init(struct radeon_device *rdev) } } - -/* - * VRAM info - */ static void r520_vram_get_type(struct radeon_device *rdev) { uint32_t tmp; @@ -233,7 +134,168 @@ void r520_vram_info(struct radeon_device *rdev) rdev->pm.sclk.full = rfixed_div(rdev->pm.sclk, a); } -void r520_bandwidth_update(struct radeon_device *rdev) +void r520_mc_program(struct radeon_device *rdev) +{ + struct rv515_mc_save save; + + /* Stops all mc clients */ + rv515_mc_stop(rdev, &save); + + /* Wait for mc idle */ + if (r520_mc_wait_for_idle(rdev)) + dev_warn(rdev->dev, "Wait MC idle timeout before updating MC.\n"); + /* Write VRAM size in case we are limiting it */ + WREG32(R_0000F8_CONFIG_MEMSIZE, rdev->mc.real_vram_size); + /* Program MC, should be a 32bits limited address space */ + WREG32_MC(R_000004_MC_FB_LOCATION, + S_000004_MC_FB_START(rdev->mc.vram_start >> 16) | + S_000004_MC_FB_TOP(rdev->mc.vram_end >> 16)); + WREG32(R_000134_HDP_FB_LOCATION, + S_000134_HDP_FB_START(rdev->mc.vram_start >> 16)); + if (rdev->flags & RADEON_IS_AGP) { + WREG32_MC(R_000005_MC_AGP_LOCATION, + S_000005_MC_AGP_START(rdev->mc.gtt_start >> 16) | + S_000005_MC_AGP_TOP(rdev->mc.gtt_end >> 16)); + WREG32_MC(R_000006_AGP_BASE, lower_32_bits(rdev->mc.agp_base)); + WREG32_MC(R_000007_AGP_BASE_2, + S_000007_AGP_BASE_ADDR_2(upper_32_bits(rdev->mc.agp_base))); + } else { + WREG32_MC(R_000005_MC_AGP_LOCATION, 0xFFFFFFFF); + WREG32_MC(R_000006_AGP_BASE, 0); + WREG32_MC(R_000007_AGP_BASE_2, 0); + } + + rv515_mc_resume(rdev, &save); +} + +static int r520_startup(struct radeon_device *rdev) +{ + int r; + + r520_mc_program(rdev); + /* Resume clock */ + rv515_clock_startup(rdev); + /* Initialize GPU configuration (# pipes, ...) */ + r520_gpu_init(rdev); + /* Initialize GART (initialize after TTM so we can allocate + * memory through TTM but finalize after TTM) */ + if (rdev->flags & RADEON_IS_PCIE) { + r = rv370_pcie_gart_enable(rdev); + if (r) + return r; + } + /* Enable IRQ */ + rdev->irq.sw_int = true; + r100_irq_set(rdev); + /* 1M ring buffer */ + r = r100_cp_init(rdev, 1024 * 1024); + if (r) { + dev_err(rdev->dev, "failled initializing CP (%d).\n", r); + return r; + } + r = r100_wb_init(rdev); + if (r) + dev_err(rdev->dev, "failled initializing WB (%d).\n", r); + r = r100_ib_init(rdev); + if (r) { + dev_err(rdev->dev, "failled initializing IB (%d).\n", r); + return r; + } + return 0; +} + +int r520_resume(struct radeon_device *rdev) { - rv515_bandwidth_avivo_update(rdev); + /* Make sur GART are not working */ + if (rdev->flags & RADEON_IS_PCIE) + rv370_pcie_gart_disable(rdev); + /* Resume clock before doing reset */ + rv515_clock_startup(rdev); + /* Reset gpu before posting otherwise ATOM will enter infinite loop */ + if (radeon_gpu_reset(rdev)) { + dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n", + RREG32(R_000E40_RBBM_STATUS), + RREG32(R_0007C0_CP_STAT)); + } + /* post */ + atom_asic_init(rdev->mode_info.atom_context); + /* Resume clock after posting */ + rv515_clock_startup(rdev); + return r520_startup(rdev); +} + +int r520_init(struct radeon_device *rdev) +{ + int r; + + rdev->new_init_path = true; + /* Initialize scratch registers */ + radeon_scratch_init(rdev); + /* Initialize surface registers */ + radeon_surface_init(rdev); + /* TODO: disable VGA need to use VGA request */ + /* BIOS*/ + if (!radeon_get_bios(rdev)) { + if (ASIC_IS_AVIVO(rdev)) + return -EINVAL; + } + if (rdev->is_atom_bios) { + r = radeon_atombios_init(rdev); + if (r) + return r; + } else { + dev_err(rdev->dev, "Expecting atombios for RV515 GPU\n"); + return -EINVAL; + } + /* Reset gpu before posting otherwise ATOM will enter infinite loop */ + if (radeon_gpu_reset(rdev)) { + dev_warn(rdev->dev, + "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n", + RREG32(R_000E40_RBBM_STATUS), + RREG32(R_0007C0_CP_STAT)); + } + /* check if cards are posted or not */ + if (!radeon_card_posted(rdev) && rdev->bios) { + DRM_INFO("GPU not posted. posting now...\n"); + atom_asic_init(rdev->mode_info.atom_context); + } + /* Initialize clocks */ + radeon_get_clock_info(rdev->ddev); + /* Get vram informations */ + r520_vram_info(rdev); + /* Initialize memory controller (also test AGP) */ + r = r420_mc_init(rdev); + if (r) + return r; + rv515_debugfs(rdev); + /* Fence driver */ + r = radeon_fence_driver_init(rdev); + if (r) + return r; + r = radeon_irq_kms_init(rdev); + if (r) + return r; + /* Memory manager */ + r = radeon_object_init(rdev); + if (r) + return r; + r = rv370_pcie_gart_init(rdev); + if (r) + return r; + rv515_set_safe_registers(rdev); + rdev->accel_working = true; + r = r520_startup(rdev); + if (r) { + /* Somethings want wront with the accel init stop accel */ + dev_err(rdev->dev, "Disabling GPU acceleration\n"); + rv515_suspend(rdev); + r100_cp_fini(rdev); + r100_wb_fini(rdev); + r100_ib_fini(rdev); + rv370_pcie_gart_fini(rdev); + radeon_agp_fini(rdev); + radeon_irq_kms_fini(rdev); + rdev->accel_working = false; + } + return 0; } diff --git a/drivers/gpu/drm/radeon/r520d.h b/drivers/gpu/drm/radeon/r520d.h new file mode 100644 index 00000000000..61af61f644b --- /dev/null +++ b/drivers/gpu/drm/radeon/r520d.h @@ -0,0 +1,187 @@ +/* + * Copyright 2008 Advanced Micro Devices, Inc. + * Copyright 2008 Red Hat Inc. + * Copyright 2009 Jerome Glisse. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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. + * + * Authors: Dave Airlie + * Alex Deucher + * Jerome Glisse + */ +#ifndef __R520D_H__ +#define __R520D_H__ + +/* Registers */ +#define R_0000F8_CONFIG_MEMSIZE 0x0000F8 +#define S_0000F8_CONFIG_MEMSIZE(x) (((x) & 0xFFFFFFFF) << 0) +#define G_0000F8_CONFIG_MEMSIZE(x) (((x) >> 0) & 0xFFFFFFFF) +#define C_0000F8_CONFIG_MEMSIZE 0x00000000 +#define R_000134_HDP_FB_LOCATION 0x000134 +#define S_000134_HDP_FB_START(x) (((x) & 0xFFFF) << 0) +#define G_000134_HDP_FB_START(x) (((x) >> 0) & 0xFFFF) +#define C_000134_HDP_FB_START 0xFFFF0000 +#define R_0007C0_CP_STAT 0x0007C0 +#define S_0007C0_MRU_BUSY(x) (((x) & 0x1) << 0) +#define G_0007C0_MRU_BUSY(x) (((x) >> 0) & 0x1) +#define C_0007C0_MRU_BUSY 0xFFFFFFFE +#define S_0007C0_MWU_BUSY(x) (((x) & 0x1) << 1) +#define G_0007C0_MWU_BUSY(x) (((x) >> 1) & 0x1) +#define C_0007C0_MWU_BUSY 0xFFFFFFFD +#define S_0007C0_RSIU_BUSY(x) (((x) & 0x1) << 2) +#define G_0007C0_RSIU_BUSY(x) (((x) >> 2) & 0x1) +#define C_0007C0_RSIU_BUSY 0xFFFFFFFB +#define S_0007C0_RCIU_BUSY(x) (((x) & 0x1) << 3) +#define G_0007C0_RCIU_BUSY(x) (((x) >> 3) & 0x1) +#define C_0007C0_RCIU_BUSY 0xFFFFFFF7 +#define S_0007C0_CSF_PRIMARY_BUSY(x) (((x) & 0x1) << 9) +#define G_0007C0_CSF_PRIMARY_BUSY(x) (((x) >> 9) & 0x1) +#define C_0007C0_CSF_PRIMARY_BUSY 0xFFFFFDFF +#define S_0007C0_CSF_INDIRECT_BUSY(x) (((x) & 0x1) << 10) +#define G_0007C0_CSF_INDIRECT_BUSY(x) (((x) >> 10) & 0x1) +#define C_0007C0_CSF_INDIRECT_BUSY 0xFFFFFBFF +#define S_0007C0_CSQ_PRIMARY_BUSY(x) (((x) & 0x1) << 11) +#define G_0007C0_CSQ_PRIMARY_BUSY(x) (((x) >> 11) & 0x1) +#define C_0007C0_CSQ_PRIMARY_BUSY 0xFFFFF7FF +#define S_0007C0_CSQ_INDIRECT_BUSY(x) (((x) & 0x1) << 12) +#define G_0007C0_CSQ_INDIRECT_BUSY(x) (((x) >> 12) & 0x1) +#define C_0007C0_CSQ_INDIRECT_BUSY 0xFFFFEFFF +#define S_0007C0_CSI_BUSY(x) (((x) & 0x1) << 13) +#define G_0007C0_CSI_BUSY(x) (((x) >> 13) & 0x1) +#define C_0007C0_CSI_BUSY 0xFFFFDFFF +#define S_0007C0_CSF_INDIRECT2_BUSY(x) (((x) & 0x1) << 14) +#define G_0007C0_CSF_INDIRECT2_BUSY(x) (((x) >> 14) & 0x1) +#define C_0007C0_CSF_INDIRECT2_BUSY 0xFFFFBFFF +#define S_0007C0_CSQ_INDIRECT2_BUSY(x) (((x) & 0x1) << 15) +#define G_0007C0_CSQ_INDIRECT2_BUSY(x) (((x) >> 15) & 0x1) +#define C_0007C0_CSQ_INDIRECT2_BUSY 0xFFFF7FFF +#define S_0007C0_GUIDMA_BUSY(x) (((x) & 0x1) << 28) +#define G_0007C0_GUIDMA_BUSY(x) (((x) >> 28) & 0x1) +#define C_0007C0_GUIDMA_BUSY 0xEFFFFFFF +#define S_0007C0_VIDDMA_BUSY(x) (((x) & 0x1) << 29) +#define G_0007C0_VIDDMA_BUSY(x) (((x) >> 29) & 0x1) +#define C_0007C0_VIDDMA_BUSY 0xDFFFFFFF +#define S_0007C0_CMDSTRM_BUSY(x) (((x) & 0x1) << 30) +#define G_0007C0_CMDSTRM_BUSY(x) (((x) >> 30) & 0x1) +#define C_0007C0_CMDSTRM_BUSY 0xBFFFFFFF +#define S_0007C0_CP_BUSY(x) (((x) & 0x1) << 31) +#define G_0007C0_CP_BUSY(x) (((x) >> 31) & 0x1) +#define C_0007C0_CP_BUSY 0x7FFFFFFF +#define R_000E40_RBBM_STATUS 0x000E40 +#define S_000E40_CMDFIFO_AVAIL(x) (((x) & 0x7F) << 0) +#define G_000E40_CMDFIFO_AVAIL(x) (((x) >> 0) & 0x7F) +#define C_000E40_CMDFIFO_AVAIL 0xFFFFFF80 +#define S_000E40_HIRQ_ON_RBB(x) (((x) & 0x1) << 8) +#define G_000E40_HIRQ_ON_RBB(x) (((x) >> 8) & 0x1) +#define C_000E40_HIRQ_ON_RBB 0xFFFFFEFF +#define S_000E40_CPRQ_ON_RBB(x) (((x) & 0x1) << 9) +#define G_000E40_CPRQ_ON_RBB(x) (((x) >> 9) & 0x1) +#define C_000E40_CPRQ_ON_RBB 0xFFFFFDFF +#define S_000E40_CFRQ_ON_RBB(x) (((x) & 0x1) << 10) +#define G_000E40_CFRQ_ON_RBB(x) (((x) >> 10) & 0x1) +#define C_000E40_CFRQ_ON_RBB 0xFFFFFBFF +#define S_000E40_HIRQ_IN_RTBUF(x) (((x) & 0x1) << 11) +#define G_000E40_HIRQ_IN_RTBUF(x) (((x) >> 11) & 0x1) +#define C_000E40_HIRQ_IN_RTBUF 0xFFFFF7FF +#define S_000E40_CPRQ_IN_RTBUF(x) (((x) & 0x1) << 12) +#define G_000E40_CPRQ_IN_RTBUF(x) (((x) >> 12) & 0x1) +#define C_000E40_CPRQ_IN_RTBUF 0xFFFFEFFF +#define S_000E40_CFRQ_IN_RTBUF(x) (((x) & 0x1) << 13) +#define G_000E40_CFRQ_IN_RTBUF(x) (((x) >> 13) & 0x1) +#define C_000E40_CFRQ_IN_RTBUF 0xFFFFDFFF +#define S_000E40_CF_PIPE_BUSY(x) (((x) & 0x1) << 14) +#define G_000E40_CF_PIPE_BUSY(x) (((x) >> 14) & 0x1) +#define C_000E40_CF_PIPE_BUSY 0xFFFFBFFF +#define S_000E40_ENG_EV_BUSY(x) (((x) & 0x1) << 15) +#define G_000E40_ENG_EV_BUSY(x) (((x) >> 15) & 0x1) +#define C_000E40_ENG_EV_BUSY 0xFFFF7FFF +#define S_000E40_CP_CMDSTRM_BUSY(x) (((x) & 0x1) << 16) +#define G_000E40_CP_CMDSTRM_BUSY(x) (((x) >> 16) & 0x1) +#define C_000E40_CP_CMDSTRM_BUSY 0xFFFEFFFF +#define S_000E40_E2_BUSY(x) (((x) & 0x1) << 17) +#define G_000E40_E2_BUSY(x) (((x) >> 17) & 0x1) +#define C_000E40_E2_BUSY 0xFFFDFFFF +#define S_000E40_RB2D_BUSY(x) (((x) & 0x1) << 18) +#define G_000E40_RB2D_BUSY(x) (((x) >> 18) & 0x1) +#define C_000E40_RB2D_BUSY 0xFFFBFFFF +#define S_000E40_RB3D_BUSY(x) (((x) & 0x1) << 19) +#define G_000E40_RB3D_BUSY(x) (((x) >> 19) & 0x1) +#define C_000E40_RB3D_BUSY 0xFFF7FFFF +#define S_000E40_VAP_BUSY(x) (((x) & 0x1) << 20) +#define G_000E40_VAP_BUSY(x) (((x) >> 20) & 0x1) +#define C_000E40_VAP_BUSY 0xFFEFFFFF +#define S_000E40_RE_BUSY(x) (((x) & 0x1) << 21) +#define G_000E40_RE_BUSY(x) (((x) >> 21) & 0x1) +#define C_000E40_RE_BUSY 0xFFDFFFFF +#define S_000E40_TAM_BUSY(x) (((x) & 0x1) << 22) +#define G_000E40_TAM_BUSY(x) (((x) >> 22) & 0x1) +#define C_000E40_TAM_BUSY 0xFFBFFFFF +#define S_000E40_TDM_BUSY(x) (((x) & 0x1) << 23) +#define G_000E40_TDM_BUSY(x) (((x) >> 23) & 0x1) +#define C_000E40_TDM_BUSY 0xFF7FFFFF +#define S_000E40_PB_BUSY(x) (((x) & 0x1) << 24) +#define G_000E40_PB_BUSY(x) (((x) >> 24) & 0x1) +#define C_000E40_PB_BUSY 0xFEFFFFFF +#define S_000E40_TIM_BUSY(x) (((x) & 0x1) << 25) +#define G_000E40_TIM_BUSY(x) (((x) >> 25) & 0x1) +#define C_000E40_TIM_BUSY 0xFDFFFFFF +#define S_000E40_GA_BUSY(x) (((x) & 0x1) << 26) +#define G_000E40_GA_BUSY(x) (((x) >> 26) & 0x1) +#define C_000E40_GA_BUSY 0xFBFFFFFF +#define S_000E40_CBA2D_BUSY(x) (((x) & 0x1) << 27) +#define G_000E40_CBA2D_BUSY(x) (((x) >> 27) & 0x1) +#define C_000E40_CBA2D_BUSY 0xF7FFFFFF +#define S_000E40_RBBM_HIBUSY(x) (((x) & 0x1) << 28) +#define G_000E40_RBBM_HIBUSY(x) (((x) >> 28) & 0x1) +#define C_000E40_RBBM_HIBUSY 0xEFFFFFFF +#define S_000E40_SKID_CFBUSY(x) (((x) & 0x1) << 29) +#define G_000E40_SKID_CFBUSY(x) (((x) >> 29) & 0x1) +#define C_000E40_SKID_CFBUSY 0xDFFFFFFF +#define S_000E40_VAP_VF_BUSY(x) (((x) & 0x1) << 30) +#define G_000E40_VAP_VF_BUSY(x) (((x) >> 30) & 0x1) +#define C_000E40_VAP_VF_BUSY 0xBFFFFFFF +#define S_000E40_GUI_ACTIVE(x) (((x) & 0x1) << 31) +#define G_000E40_GUI_ACTIVE(x) (((x) >> 31) & 0x1) +#define C_000E40_GUI_ACTIVE 0x7FFFFFFF + + +#define R_000004_MC_FB_LOCATION 0x000004 +#define S_000004_MC_FB_START(x) (((x) & 0xFFFF) << 0) +#define G_000004_MC_FB_START(x) (((x) >> 0) & 0xFFFF) +#define C_000004_MC_FB_START 0xFFFF0000 +#define S_000004_MC_FB_TOP(x) (((x) & 0xFFFF) << 16) +#define G_000004_MC_FB_TOP(x) (((x) >> 16) & 0xFFFF) +#define C_000004_MC_FB_TOP 0x0000FFFF +#define R_000005_MC_AGP_LOCATION 0x000005 +#define S_000005_MC_AGP_START(x) (((x) & 0xFFFF) << 0) +#define G_000005_MC_AGP_START(x) (((x) >> 0) & 0xFFFF) +#define C_000005_MC_AGP_START 0xFFFF0000 +#define S_000005_MC_AGP_TOP(x) (((x) & 0xFFFF) << 16) +#define G_000005_MC_AGP_TOP(x) (((x) >> 16) & 0xFFFF) +#define C_000005_MC_AGP_TOP 0x0000FFFF +#define R_000006_AGP_BASE 0x000006 +#define S_000006_AGP_BASE_ADDR(x) (((x) & 0xFFFFFFFF) << 0) +#define G_000006_AGP_BASE_ADDR(x) (((x) >> 0) & 0xFFFFFFFF) +#define C_000006_AGP_BASE_ADDR 0x00000000 +#define R_000007_AGP_BASE_2 0x000007 +#define S_000007_AGP_BASE_ADDR_2(x) (((x) & 0xF) << 0) +#define G_000007_AGP_BASE_ADDR_2(x) (((x) >> 0) & 0xF) +#define C_000007_AGP_BASE_ADDR_2 0xFFFFFFF0 + +#endif diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index eab31c1d6df..2e4e60edbff 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -33,8 +33,8 @@ #include "radeon.h" #include "radeon_mode.h" #include "r600d.h" -#include "avivod.h" #include "atom.h" +#include "avivod.h" #define PFP_UCODE_SIZE 576 #define PM4_UCODE_SIZE 1792 @@ -342,7 +342,7 @@ static void r600_mc_resume(struct radeon_device *rdev) /* we need to own VRAM, so turn off the VGA renderer here * to stop it overwriting our objects */ - radeon_avivo_vga_render_disable(rdev); + rv515_vga_render_disable(rdev); } int r600_mc_init(struct radeon_device *rdev) @@ -380,6 +380,13 @@ int r600_mc_init(struct radeon_device *rdev) /* Setup GPU memory space */ rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE); rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE); + + if (rdev->mc.mc_vram_size > rdev->mc.aper_size) + rdev->mc.mc_vram_size = rdev->mc.aper_size; + + if (rdev->mc.real_vram_size > rdev->mc.aper_size) + rdev->mc.real_vram_size = rdev->mc.aper_size; + if (rdev->flags & RADEON_IS_AGP) { r = radeon_agp_init(rdev); if (r) diff --git a/drivers/gpu/drm/radeon/r600_cs.c b/drivers/gpu/drm/radeon/r600_cs.c index 33b89cd8743..d28970db6a2 100644 --- a/drivers/gpu/drm/radeon/r600_cs.c +++ b/drivers/gpu/drm/radeon/r600_cs.c @@ -28,7 +28,6 @@ #include "drmP.h" #include "radeon.h" #include "r600d.h" -#include "avivod.h" static int r600_cs_packet_next_reloc_mm(struct radeon_cs_parser *p, struct radeon_cs_reloc **cs_reloc); @@ -57,7 +56,7 @@ int r600_cs_packet_parse(struct radeon_cs_parser *p, idx, ib_chunk->length_dw); return -EINVAL; } - header = ib_chunk->kdata[idx]; + header = radeon_get_ib_value(p, idx); pkt->idx = idx; pkt->type = CP_PACKET_GET_TYPE(header); pkt->count = CP_PACKET_GET_COUNT(header); @@ -98,7 +97,6 @@ int r600_cs_packet_parse(struct radeon_cs_parser *p, static int r600_cs_packet_next_reloc_mm(struct radeon_cs_parser *p, struct radeon_cs_reloc **cs_reloc) { - struct radeon_cs_chunk *ib_chunk; struct radeon_cs_chunk *relocs_chunk; struct radeon_cs_packet p3reloc; unsigned idx; @@ -109,7 +107,6 @@ static int r600_cs_packet_next_reloc_mm(struct radeon_cs_parser *p, return -EINVAL; } *cs_reloc = NULL; - ib_chunk = &p->chunks[p->chunk_ib_idx]; relocs_chunk = &p->chunks[p->chunk_relocs_idx]; r = r600_cs_packet_parse(p, &p3reloc, p->idx); if (r) { @@ -121,7 +118,7 @@ static int r600_cs_packet_next_reloc_mm(struct radeon_cs_parser *p, p3reloc.idx); return -EINVAL; } - idx = ib_chunk->kdata[p3reloc.idx + 1]; + idx = radeon_get_ib_value(p, p3reloc.idx + 1); if (idx >= relocs_chunk->length_dw) { DRM_ERROR("Relocs at %d after relocations chunk end %d !\n", idx, relocs_chunk->length_dw); @@ -146,7 +143,6 @@ static int r600_cs_packet_next_reloc_mm(struct radeon_cs_parser *p, static int r600_cs_packet_next_reloc_nomm(struct radeon_cs_parser *p, struct radeon_cs_reloc **cs_reloc) { - struct radeon_cs_chunk *ib_chunk; struct radeon_cs_chunk *relocs_chunk; struct radeon_cs_packet p3reloc; unsigned idx; @@ -157,7 +153,6 @@ static int r600_cs_packet_next_reloc_nomm(struct radeon_cs_parser *p, return -EINVAL; } *cs_reloc = NULL; - ib_chunk = &p->chunks[p->chunk_ib_idx]; relocs_chunk = &p->chunks[p->chunk_relocs_idx]; r = r600_cs_packet_parse(p, &p3reloc, p->idx); if (r) { @@ -169,7 +164,7 @@ static int r600_cs_packet_next_reloc_nomm(struct radeon_cs_parser *p, p3reloc.idx); return -EINVAL; } - idx = ib_chunk->kdata[p3reloc.idx + 1]; + idx = radeon_get_ib_value(p, p3reloc.idx + 1); if (idx >= relocs_chunk->length_dw) { DRM_ERROR("Relocs at %d after relocations chunk end %d !\n", idx, relocs_chunk->length_dw); @@ -181,13 +176,136 @@ static int r600_cs_packet_next_reloc_nomm(struct radeon_cs_parser *p, return 0; } +/** + * r600_cs_packet_next_vline() - parse userspace VLINE packet + * @parser: parser structure holding parsing context. + * + * Userspace sends a special sequence for VLINE waits. + * PACKET0 - VLINE_START_END + value + * PACKET3 - WAIT_REG_MEM poll vline status reg + * RELOC (P3) - crtc_id in reloc. + * + * This function parses this and relocates the VLINE START END + * and WAIT_REG_MEM packets to the correct crtc. + * It also detects a switched off crtc and nulls out the + * wait in that case. + */ +static int r600_cs_packet_parse_vline(struct radeon_cs_parser *p) +{ + struct drm_mode_object *obj; + struct drm_crtc *crtc; + struct radeon_crtc *radeon_crtc; + struct radeon_cs_packet p3reloc, wait_reg_mem; + int crtc_id; + int r; + uint32_t header, h_idx, reg, wait_reg_mem_info; + volatile uint32_t *ib; + + ib = p->ib->ptr; + + /* parse the WAIT_REG_MEM */ + r = r600_cs_packet_parse(p, &wait_reg_mem, p->idx); + if (r) + return r; + + /* check its a WAIT_REG_MEM */ + if (wait_reg_mem.type != PACKET_TYPE3 || + wait_reg_mem.opcode != PACKET3_WAIT_REG_MEM) { + DRM_ERROR("vline wait missing WAIT_REG_MEM segment\n"); + r = -EINVAL; + return r; + } + + wait_reg_mem_info = radeon_get_ib_value(p, wait_reg_mem.idx + 1); + /* bit 4 is reg (0) or mem (1) */ + if (wait_reg_mem_info & 0x10) { + DRM_ERROR("vline WAIT_REG_MEM waiting on MEM rather than REG\n"); + r = -EINVAL; + return r; + } + /* waiting for value to be equal */ + if ((wait_reg_mem_info & 0x7) != 0x3) { + DRM_ERROR("vline WAIT_REG_MEM function not equal\n"); + r = -EINVAL; + return r; + } + if ((radeon_get_ib_value(p, wait_reg_mem.idx + 2) << 2) != AVIVO_D1MODE_VLINE_STATUS) { + DRM_ERROR("vline WAIT_REG_MEM bad reg\n"); + r = -EINVAL; + return r; + } + + if (radeon_get_ib_value(p, wait_reg_mem.idx + 5) != AVIVO_D1MODE_VLINE_STAT) { + DRM_ERROR("vline WAIT_REG_MEM bad bit mask\n"); + r = -EINVAL; + return r; + } + + /* jump over the NOP */ + r = r600_cs_packet_parse(p, &p3reloc, p->idx + wait_reg_mem.count + 2); + if (r) + return r; + + h_idx = p->idx - 2; + p->idx += wait_reg_mem.count + 2; + p->idx += p3reloc.count + 2; + + header = radeon_get_ib_value(p, h_idx); + crtc_id = radeon_get_ib_value(p, h_idx + 2 + 7 + 1); + reg = header >> 2; + mutex_lock(&p->rdev->ddev->mode_config.mutex); + obj = drm_mode_object_find(p->rdev->ddev, crtc_id, DRM_MODE_OBJECT_CRTC); + if (!obj) { + DRM_ERROR("cannot find crtc %d\n", crtc_id); + r = -EINVAL; + goto out; + } + crtc = obj_to_crtc(obj); + radeon_crtc = to_radeon_crtc(crtc); + crtc_id = radeon_crtc->crtc_id; + + if (!crtc->enabled) { + /* if the CRTC isn't enabled - we need to nop out the WAIT_REG_MEM */ + ib[h_idx + 2] = PACKET2(0); + ib[h_idx + 3] = PACKET2(0); + ib[h_idx + 4] = PACKET2(0); + ib[h_idx + 5] = PACKET2(0); + ib[h_idx + 6] = PACKET2(0); + ib[h_idx + 7] = PACKET2(0); + ib[h_idx + 8] = PACKET2(0); + } else if (crtc_id == 1) { + switch (reg) { + case AVIVO_D1MODE_VLINE_START_END: + header &= ~R600_CP_PACKET0_REG_MASK; + header |= AVIVO_D2MODE_VLINE_START_END >> 2; + break; + default: + DRM_ERROR("unknown crtc reloc\n"); + r = -EINVAL; + goto out; + } + ib[h_idx] = header; + ib[h_idx + 4] = AVIVO_D2MODE_VLINE_STATUS >> 2; + } +out: + mutex_unlock(&p->rdev->ddev->mode_config.mutex); + return r; +} + static int r600_packet0_check(struct radeon_cs_parser *p, struct radeon_cs_packet *pkt, unsigned idx, unsigned reg) { + int r; + switch (reg) { case AVIVO_D1MODE_VLINE_START_END: - case AVIVO_D2MODE_VLINE_START_END: + r = r600_cs_packet_parse_vline(p); + if (r) { + DRM_ERROR("No reloc for ib[%d]=0x%04X\n", + idx, reg); + return r; + } break; default: printk(KERN_ERR "Forbidden register 0x%04X in cs at %d\n", @@ -218,17 +336,18 @@ static int r600_cs_parse_packet0(struct radeon_cs_parser *p, static int r600_packet3_check(struct radeon_cs_parser *p, struct radeon_cs_packet *pkt) { - struct radeon_cs_chunk *ib_chunk; struct radeon_cs_reloc *reloc; volatile u32 *ib; unsigned idx; unsigned i; unsigned start_reg, end_reg, reg; int r; + u32 idx_value; ib = p->ib->ptr; - ib_chunk = &p->chunks[p->chunk_ib_idx]; idx = pkt->idx + 1; + idx_value = radeon_get_ib_value(p, idx); + switch (pkt->opcode) { case PACKET3_START_3D_CMDBUF: if (p->family >= CHIP_RV770 || pkt->count) { @@ -259,8 +378,8 @@ static int r600_packet3_check(struct radeon_cs_parser *p, DRM_ERROR("bad DRAW_INDEX\n"); return -EINVAL; } - ib[idx+0] += (u32)(reloc->lobj.gpu_offset & 0xffffffff); - ib[idx+1] = upper_32_bits(reloc->lobj.gpu_offset) & 0xff; + ib[idx+0] = idx_value + (u32)(reloc->lobj.gpu_offset & 0xffffffff); + ib[idx+1] += upper_32_bits(reloc->lobj.gpu_offset) & 0xff; break; case PACKET3_DRAW_INDEX_AUTO: if (pkt->count != 1) { @@ -281,14 +400,14 @@ static int r600_packet3_check(struct radeon_cs_parser *p, return -EINVAL; } /* bit 4 is reg (0) or mem (1) */ - if (ib_chunk->kdata[idx+0] & 0x10) { + if (idx_value & 0x10) { r = r600_cs_packet_next_reloc(p, &reloc); if (r) { DRM_ERROR("bad WAIT_REG_MEM\n"); return -EINVAL; } ib[idx+1] += (u32)(reloc->lobj.gpu_offset & 0xffffffff); - ib[idx+2] = upper_32_bits(reloc->lobj.gpu_offset) & 0xff; + ib[idx+2] += upper_32_bits(reloc->lobj.gpu_offset) & 0xff; } break; case PACKET3_SURFACE_SYNC: @@ -297,8 +416,8 @@ static int r600_packet3_check(struct radeon_cs_parser *p, return -EINVAL; } /* 0xffffffff/0x0 is flush all cache flag */ - if (ib_chunk->kdata[idx+1] != 0xffffffff || - ib_chunk->kdata[idx+2] != 0) { + if (radeon_get_ib_value(p, idx + 1) != 0xffffffff || + radeon_get_ib_value(p, idx + 2) != 0) { r = r600_cs_packet_next_reloc(p, &reloc); if (r) { DRM_ERROR("bad SURFACE_SYNC\n"); @@ -319,7 +438,7 @@ static int r600_packet3_check(struct radeon_cs_parser *p, return -EINVAL; } ib[idx+1] += (u32)(reloc->lobj.gpu_offset & 0xffffffff); - ib[idx+2] |= upper_32_bits(reloc->lobj.gpu_offset) & 0xff; + ib[idx+2] += upper_32_bits(reloc->lobj.gpu_offset) & 0xff; } break; case PACKET3_EVENT_WRITE_EOP: @@ -333,10 +452,10 @@ static int r600_packet3_check(struct radeon_cs_parser *p, return -EINVAL; } ib[idx+1] += (u32)(reloc->lobj.gpu_offset & 0xffffffff); - ib[idx+2] |= upper_32_bits(reloc->lobj.gpu_offset) & 0xff; + ib[idx+2] += upper_32_bits(reloc->lobj.gpu_offset) & 0xff; break; case PACKET3_SET_CONFIG_REG: - start_reg = (ib[idx+0] << 2) + PACKET3_SET_CONFIG_REG_OFFSET; + start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_OFFSET; end_reg = 4 * pkt->count + start_reg - 4; if ((start_reg < PACKET3_SET_CONFIG_REG_OFFSET) || (start_reg >= PACKET3_SET_CONFIG_REG_END) || @@ -356,7 +475,7 @@ static int r600_packet3_check(struct radeon_cs_parser *p, } break; case PACKET3_SET_CONTEXT_REG: - start_reg = (ib[idx+0] << 2) + PACKET3_SET_CONTEXT_REG_OFFSET; + start_reg = (idx_value << 2) + PACKET3_SET_CONTEXT_REG_OFFSET; end_reg = 4 * pkt->count + start_reg - 4; if ((start_reg < PACKET3_SET_CONTEXT_REG_OFFSET) || (start_reg >= PACKET3_SET_CONTEXT_REG_END) || @@ -421,7 +540,7 @@ static int r600_packet3_check(struct radeon_cs_parser *p, DRM_ERROR("bad SET_RESOURCE\n"); return -EINVAL; } - start_reg = (ib[idx+0] << 2) + PACKET3_SET_RESOURCE_OFFSET; + start_reg = (idx_value << 2) + PACKET3_SET_RESOURCE_OFFSET; end_reg = 4 * pkt->count + start_reg - 4; if ((start_reg < PACKET3_SET_RESOURCE_OFFSET) || (start_reg >= PACKET3_SET_RESOURCE_END) || @@ -430,7 +549,7 @@ static int r600_packet3_check(struct radeon_cs_parser *p, return -EINVAL; } for (i = 0; i < (pkt->count / 7); i++) { - switch (G__SQ_VTX_CONSTANT_TYPE(ib[idx+(i*7)+6+1])) { + switch (G__SQ_VTX_CONSTANT_TYPE(radeon_get_ib_value(p, idx+(i*7)+6+1))) { case SQ_TEX_VTX_VALID_TEXTURE: /* tex base */ r = r600_cs_packet_next_reloc(p, &reloc); @@ -455,7 +574,7 @@ static int r600_packet3_check(struct radeon_cs_parser *p, return -EINVAL; } ib[idx+1+(i*7)+0] += (u32)((reloc->lobj.gpu_offset) & 0xffffffff); - ib[idx+1+(i*7)+2] |= upper_32_bits(reloc->lobj.gpu_offset) & 0xff; + ib[idx+1+(i*7)+2] += upper_32_bits(reloc->lobj.gpu_offset) & 0xff; break; case SQ_TEX_VTX_INVALID_TEXTURE: case SQ_TEX_VTX_INVALID_BUFFER: @@ -466,7 +585,7 @@ static int r600_packet3_check(struct radeon_cs_parser *p, } break; case PACKET3_SET_ALU_CONST: - start_reg = (ib[idx+0] << 2) + PACKET3_SET_ALU_CONST_OFFSET; + start_reg = (idx_value << 2) + PACKET3_SET_ALU_CONST_OFFSET; end_reg = 4 * pkt->count + start_reg - 4; if ((start_reg < PACKET3_SET_ALU_CONST_OFFSET) || (start_reg >= PACKET3_SET_ALU_CONST_END) || @@ -476,7 +595,7 @@ static int r600_packet3_check(struct radeon_cs_parser *p, } break; case PACKET3_SET_BOOL_CONST: - start_reg = (ib[idx+0] << 2) + PACKET3_SET_BOOL_CONST_OFFSET; + start_reg = (idx_value << 2) + PACKET3_SET_BOOL_CONST_OFFSET; end_reg = 4 * pkt->count + start_reg - 4; if ((start_reg < PACKET3_SET_BOOL_CONST_OFFSET) || (start_reg >= PACKET3_SET_BOOL_CONST_END) || @@ -486,7 +605,7 @@ static int r600_packet3_check(struct radeon_cs_parser *p, } break; case PACKET3_SET_LOOP_CONST: - start_reg = (ib[idx+0] << 2) + PACKET3_SET_LOOP_CONST_OFFSET; + start_reg = (idx_value << 2) + PACKET3_SET_LOOP_CONST_OFFSET; end_reg = 4 * pkt->count + start_reg - 4; if ((start_reg < PACKET3_SET_LOOP_CONST_OFFSET) || (start_reg >= PACKET3_SET_LOOP_CONST_END) || @@ -496,7 +615,7 @@ static int r600_packet3_check(struct radeon_cs_parser *p, } break; case PACKET3_SET_CTL_CONST: - start_reg = (ib[idx+0] << 2) + PACKET3_SET_CTL_CONST_OFFSET; + start_reg = (idx_value << 2) + PACKET3_SET_CTL_CONST_OFFSET; end_reg = 4 * pkt->count + start_reg - 4; if ((start_reg < PACKET3_SET_CTL_CONST_OFFSET) || (start_reg >= PACKET3_SET_CTL_CONST_END) || @@ -510,7 +629,7 @@ static int r600_packet3_check(struct radeon_cs_parser *p, DRM_ERROR("bad SET_SAMPLER\n"); return -EINVAL; } - start_reg = (ib[idx+0] << 2) + PACKET3_SET_SAMPLER_OFFSET; + start_reg = (idx_value << 2) + PACKET3_SET_SAMPLER_OFFSET; end_reg = 4 * pkt->count + start_reg - 4; if ((start_reg < PACKET3_SET_SAMPLER_OFFSET) || (start_reg >= PACKET3_SET_SAMPLER_END) || @@ -602,6 +721,8 @@ static void r600_cs_parser_fini(struct radeon_cs_parser *parser, int error) kfree(parser->relocs); for (i = 0; i < parser->nchunks; i++) { kfree(parser->chunks[i].kdata); + kfree(parser->chunks[i].kpage[0]); + kfree(parser->chunks[i].kpage[1]); } kfree(parser->chunks); kfree(parser->chunks_array); @@ -639,7 +760,6 @@ int r600_cs_legacy(struct drm_device *dev, void *data, struct drm_file *filp, * uncached). */ ib_chunk = &parser.chunks[parser.chunk_ib_idx]; parser.ib->length_dw = ib_chunk->length_dw; - memcpy((void *)parser.ib->ptr, ib_chunk->kdata, ib_chunk->length_dw*4); *l = parser.ib->length_dw; r = r600_cs_parse(&parser); if (r) { @@ -647,6 +767,12 @@ int r600_cs_legacy(struct drm_device *dev, void *data, struct drm_file *filp, r600_cs_parser_fini(&parser, r); return r; } + r = radeon_cs_finish_pages(&parser); + if (r) { + DRM_ERROR("Invalid command stream !\n"); + r600_cs_parser_fini(&parser, r); + return r; + } r600_cs_parser_fini(&parser, r); return r; } diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index 6311b136259..950b346e343 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -44,6 +44,24 @@ * - TESTING, TESTING, TESTING */ +/* Initialization path: + * We expect that acceleration initialization might fail for various + * reasons even thought we work hard to make it works on most + * configurations. In order to still have a working userspace in such + * situation the init path must succeed up to the memory controller + * initialization point. Failure before this point are considered as + * fatal error. Here is the init callchain : + * radeon_device_init perform common structure, mutex initialization + * asic_init setup the GPU memory layout and perform all + * one time initialization (failure in this + * function are considered fatal) + * asic_startup setup the GPU acceleration, in order to + * follow guideline the first thing this + * function should do is setting the GPU + * memory controller (only MC setup failure + * are considered as fatal) + */ + #include <asm/atomic.h> #include <linux/wait.h> #include <linux/list.h> @@ -342,7 +360,7 @@ struct radeon_ib { unsigned long idx; uint64_t gpu_addr; struct radeon_fence *fence; - volatile uint32_t *ptr; + uint32_t *ptr; uint32_t length_dw; }; @@ -415,7 +433,12 @@ struct radeon_cs_reloc { struct radeon_cs_chunk { uint32_t chunk_id; uint32_t length_dw; + int kpage_idx[2]; + uint32_t *kpage[2]; uint32_t *kdata; + void __user *user_ptr; + int last_copied_page; + int last_page_index; }; struct radeon_cs_parser { @@ -438,8 +461,38 @@ struct radeon_cs_parser { struct radeon_ib *ib; void *track; unsigned family; + int parser_error; }; +extern int radeon_cs_update_pages(struct radeon_cs_parser *p, int pg_idx); +extern int radeon_cs_finish_pages(struct radeon_cs_parser *p); + + +static inline u32 radeon_get_ib_value(struct radeon_cs_parser *p, int idx) +{ + struct radeon_cs_chunk *ibc = &p->chunks[p->chunk_ib_idx]; + u32 pg_idx, pg_offset; + u32 idx_value = 0; + int new_page; + + pg_idx = (idx * 4) / PAGE_SIZE; + pg_offset = (idx * 4) % PAGE_SIZE; + + if (ibc->kpage_idx[0] == pg_idx) + return ibc->kpage[0][pg_offset/4]; + if (ibc->kpage_idx[1] == pg_idx) + return ibc->kpage[1][pg_offset/4]; + + new_page = radeon_cs_update_pages(p, pg_idx); + if (new_page < 0) { + p->parser_error = new_page; + return 0; + } + + idx_value = ibc->kpage[new_page][pg_offset/4]; + return idx_value; +} + struct radeon_cs_packet { unsigned idx; unsigned type; @@ -943,6 +996,7 @@ extern void radeon_clocks_fini(struct radeon_device *rdev); extern void radeon_scratch_init(struct radeon_device *rdev); extern void radeon_surface_init(struct radeon_device *rdev); extern int radeon_cs_parser_init(struct radeon_cs_parser *p, void *data); +extern void radeon_atom_set_clock_gating(struct radeon_device *rdev, int enable); /* r100,rv100,rs100,rv200,rs200,r200,rv250,rs300,rv280 */ struct r100_mc_save { @@ -974,6 +1028,9 @@ extern void r100_vram_init_sizes(struct radeon_device *rdev); extern void r100_wb_disable(struct radeon_device *rdev); extern void r100_wb_fini(struct radeon_device *rdev); extern int r100_wb_init(struct radeon_device *rdev); +extern void r100_hdp_reset(struct radeon_device *rdev); +extern int r100_rb2d_reset(struct radeon_device *rdev); +extern int r100_cp_reset(struct radeon_device *rdev); /* r300,r350,rv350,rv370,rv380 */ extern void r300_set_reg_safe(struct radeon_device *rdev); @@ -985,12 +1042,29 @@ extern int rv370_pcie_gart_enable(struct radeon_device *rdev); extern void rv370_pcie_gart_disable(struct radeon_device *rdev); /* r420,r423,rv410 */ +extern int r420_mc_init(struct radeon_device *rdev); extern u32 r420_mc_rreg(struct radeon_device *rdev, u32 reg); extern void r420_mc_wreg(struct radeon_device *rdev, u32 reg, u32 v); extern int r420_debugfs_pipes_info_init(struct radeon_device *rdev); +extern void r420_pipes_init(struct radeon_device *rdev); /* rv515 */ +struct rv515_mc_save { + u32 d1vga_control; + u32 d2vga_control; + u32 vga_render_control; + u32 vga_hdp_control; + u32 d1crtc_control; + u32 d2crtc_control; +}; extern void rv515_bandwidth_avivo_update(struct radeon_device *rdev); +extern void rv515_vga_render_disable(struct radeon_device *rdev); +extern void rv515_set_safe_registers(struct radeon_device *rdev); +extern void rv515_mc_stop(struct radeon_device *rdev, struct rv515_mc_save *save); +extern void rv515_mc_resume(struct radeon_device *rdev, struct rv515_mc_save *save); +extern void rv515_clock_startup(struct radeon_device *rdev); +extern void rv515_debugfs(struct radeon_device *rdev); +extern int rv515_suspend(struct radeon_device *rdev); /* rs690, rs740 */ extern void rs690_line_buffer_adjust(struct radeon_device *rdev, diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h index 8968f78fa1e..c8a4e7b5663 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.h +++ b/drivers/gpu/drm/radeon/radeon_asic.h @@ -420,41 +420,43 @@ static struct radeon_asic rs690_asic = { * rv515 */ int rv515_init(struct radeon_device *rdev); -void rv515_errata(struct radeon_device *rdev); -void rv515_vram_info(struct radeon_device *rdev); +void rv515_fini(struct radeon_device *rdev); int rv515_gpu_reset(struct radeon_device *rdev); -int rv515_mc_init(struct radeon_device *rdev); -void rv515_mc_fini(struct radeon_device *rdev); uint32_t rv515_mc_rreg(struct radeon_device *rdev, uint32_t reg); void rv515_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v); void rv515_ring_start(struct radeon_device *rdev); uint32_t rv515_pcie_rreg(struct radeon_device *rdev, uint32_t reg); void rv515_pcie_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v); void rv515_bandwidth_update(struct radeon_device *rdev); +int rv515_resume(struct radeon_device *rdev); +int rv515_suspend(struct radeon_device *rdev); static struct radeon_asic rv515_asic = { .init = &rv515_init, - .errata = &rv515_errata, - .vram_info = &rv515_vram_info, + .fini = &rv515_fini, + .suspend = &rv515_suspend, + .resume = &rv515_resume, + .errata = NULL, + .vram_info = NULL, .vga_set_state = &r100_vga_set_state, .gpu_reset = &rv515_gpu_reset, - .mc_init = &rv515_mc_init, - .mc_fini = &rv515_mc_fini, - .wb_init = &r100_wb_init, - .wb_fini = &r100_wb_fini, + .mc_init = NULL, + .mc_fini = NULL, + .wb_init = NULL, + .wb_fini = NULL, .gart_init = &rv370_pcie_gart_init, .gart_fini = &rv370_pcie_gart_fini, - .gart_enable = &rv370_pcie_gart_enable, - .gart_disable = &rv370_pcie_gart_disable, + .gart_enable = NULL, + .gart_disable = NULL, .gart_tlb_flush = &rv370_pcie_gart_tlb_flush, .gart_set_page = &rv370_pcie_gart_set_page, - .cp_init = &r100_cp_init, - .cp_fini = &r100_cp_fini, - .cp_disable = &r100_cp_disable, + .cp_init = NULL, + .cp_fini = NULL, + .cp_disable = NULL, .cp_commit = &r100_cp_commit, .ring_start = &rv515_ring_start, .ring_test = &r100_ring_test, .ring_ib_execute = &r100_ring_ib_execute, - .ib_test = &r100_ib_test, + .ib_test = NULL, .irq_set = &rs600_irq_set, .irq_process = &rs600_irq_process, .get_vblank_counter = &rs600_get_vblank_counter, @@ -476,35 +478,35 @@ static struct radeon_asic rv515_asic = { /* * r520,rv530,rv560,rv570,r580 */ -void r520_errata(struct radeon_device *rdev); -void r520_vram_info(struct radeon_device *rdev); -int r520_mc_init(struct radeon_device *rdev); -void r520_mc_fini(struct radeon_device *rdev); -void r520_bandwidth_update(struct radeon_device *rdev); +int r520_init(struct radeon_device *rdev); +int r520_resume(struct radeon_device *rdev); static struct radeon_asic r520_asic = { - .init = &rv515_init, - .errata = &r520_errata, - .vram_info = &r520_vram_info, + .init = &r520_init, + .fini = &rv515_fini, + .suspend = &rv515_suspend, + .resume = &r520_resume, + .errata = NULL, + .vram_info = NULL, .vga_set_state = &r100_vga_set_state, .gpu_reset = &rv515_gpu_reset, - .mc_init = &r520_mc_init, - .mc_fini = &r520_mc_fini, - .wb_init = &r100_wb_init, - .wb_fini = &r100_wb_fini, - .gart_init = &rv370_pcie_gart_init, - .gart_fini = &rv370_pcie_gart_fini, - .gart_enable = &rv370_pcie_gart_enable, - .gart_disable = &rv370_pcie_gart_disable, + .mc_init = NULL, + .mc_fini = NULL, + .wb_init = NULL, + .wb_fini = NULL, + .gart_init = NULL, + .gart_fini = NULL, + .gart_enable = NULL, + .gart_disable = NULL, .gart_tlb_flush = &rv370_pcie_gart_tlb_flush, .gart_set_page = &rv370_pcie_gart_set_page, - .cp_init = &r100_cp_init, - .cp_fini = &r100_cp_fini, - .cp_disable = &r100_cp_disable, + .cp_init = NULL, + .cp_fini = NULL, + .cp_disable = NULL, .cp_commit = &r100_cp_commit, .ring_start = &rv515_ring_start, .ring_test = &r100_ring_test, .ring_ib_execute = &r100_ring_ib_execute, - .ib_test = &r100_ib_test, + .ib_test = NULL, .irq_set = &rs600_irq_set, .irq_process = &rs600_irq_process, .get_vblank_counter = &rs600_get_vblank_counter, @@ -519,7 +521,7 @@ static struct radeon_asic r520_asic = { .set_clock_gating = &radeon_atom_set_clock_gating, .set_surface_reg = r100_set_surface_reg, .clear_surface_reg = r100_clear_surface_reg, - .bandwidth_update = &r520_bandwidth_update, + .bandwidth_update = &rv515_bandwidth_update, }; /* @@ -596,7 +598,7 @@ static struct radeon_asic r600_asic = { .set_clock_gating = &radeon_atom_set_clock_gating, .set_surface_reg = r600_set_surface_reg, .clear_surface_reg = r600_clear_surface_reg, - .bandwidth_update = &r520_bandwidth_update, + .bandwidth_update = &rv515_bandwidth_update, }; /* @@ -646,7 +648,7 @@ static struct radeon_asic rv770_asic = { .set_clock_gating = &radeon_atom_set_clock_gating, .set_surface_reg = r600_set_surface_reg, .clear_surface_reg = r600_clear_surface_reg, - .bandwidth_update = &r520_bandwidth_update, + .bandwidth_update = &rv515_bandwidth_update, }; #endif diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index 74374212830..5b6c08cee40 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -272,12 +272,9 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev) (le16_to_cpu(path->usConnObjectId) & OBJECT_TYPE_MASK) >> OBJECT_TYPE_SHIFT; - if ((le16_to_cpu(path->usDeviceTag) == - ATOM_DEVICE_TV1_SUPPORT) - || (le16_to_cpu(path->usDeviceTag) == - ATOM_DEVICE_TV2_SUPPORT) - || (le16_to_cpu(path->usDeviceTag) == - ATOM_DEVICE_CV_SUPPORT)) + /* TODO CV support */ + if (le16_to_cpu(path->usDeviceTag) == + ATOM_DEVICE_CV_SUPPORT) continue; if ((rdev->family == CHIP_RS780) && diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c index af1d551f1a8..e376be47a4a 100644 --- a/drivers/gpu/drm/radeon/radeon_connectors.c +++ b/drivers/gpu/drm/radeon/radeon_connectors.c @@ -26,6 +26,7 @@ #include "drmP.h" #include "drm_edid.h" #include "drm_crtc_helper.h" +#include "drm_fb_helper.h" #include "radeon_drm.h" #include "radeon.h" #include "atom.h" @@ -245,7 +246,7 @@ static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_conn if (common_modes[i].w < 320 || common_modes[i].h < 200) continue; - mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false); + mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false); drm_mode_probed_add(connector, mode); } } @@ -559,7 +560,7 @@ static int radeon_tv_get_modes(struct drm_connector *connector) radeon_add_common_modes(encoder, connector); else { /* only 800x600 is supported right now on pre-avivo chips */ - tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false); + tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false); tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED; drm_mode_probed_add(connector, tv_mode); } @@ -743,6 +744,15 @@ struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector) return NULL; } +static void radeon_dvi_force(struct drm_connector *connector) +{ + struct radeon_connector *radeon_connector = to_radeon_connector(connector); + if (connector->force == DRM_FORCE_ON) + radeon_connector->use_digital = false; + if (connector->force == DRM_FORCE_ON_DIGITAL) + radeon_connector->use_digital = true; +} + struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = { .get_modes = radeon_dvi_get_modes, .mode_valid = radeon_vga_mode_valid, @@ -755,6 +765,7 @@ struct drm_connector_funcs radeon_dvi_connector_funcs = { .fill_modes = drm_helper_probe_single_connector_modes, .set_property = radeon_connector_set_property, .destroy = radeon_connector_destroy, + .force = radeon_dvi_force, }; void @@ -771,6 +782,7 @@ radeon_add_atom_connector(struct drm_device *dev, struct radeon_connector *radeon_connector; struct radeon_connector_atom_dig *radeon_dig_connector; uint32_t subpixel_order = SubPixelNone; + int ret; /* fixme - tv/cv/din */ if (connector_type == DRM_MODE_CONNECTOR_Unknown) @@ -796,24 +808,30 @@ radeon_add_atom_connector(struct drm_device *dev, switch (connector_type) { case DRM_MODE_CONNECTOR_VGA: drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); - drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); + ret = drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); + if (ret) + goto failed; if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "VGA"); if (!radeon_connector->ddc_bus) goto failed; } + radeon_connector->dac_load_detect = true; drm_connector_attach_property(&radeon_connector->base, rdev->mode_info.load_detect_property, 1); break; case DRM_MODE_CONNECTOR_DVIA: drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); - drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); + ret = drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); + if (ret) + goto failed; if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI"); if (!radeon_connector->ddc_bus) goto failed; } + radeon_connector->dac_load_detect = true; drm_connector_attach_property(&radeon_connector->base, rdev->mode_info.load_detect_property, 1); @@ -827,7 +845,9 @@ radeon_add_atom_connector(struct drm_device *dev, radeon_dig_connector->igp_lane_info = igp_lane_info; radeon_connector->con_priv = radeon_dig_connector; drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type); - drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); + ret = drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); + if (ret) + goto failed; if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI"); if (!radeon_connector->ddc_bus) @@ -837,6 +857,7 @@ radeon_add_atom_connector(struct drm_device *dev, drm_connector_attach_property(&radeon_connector->base, rdev->mode_info.coherent_mode_property, 1); + radeon_connector->dac_load_detect = true; drm_connector_attach_property(&radeon_connector->base, rdev->mode_info.load_detect_property, 1); @@ -850,7 +871,9 @@ radeon_add_atom_connector(struct drm_device *dev, radeon_dig_connector->igp_lane_info = igp_lane_info; radeon_connector->con_priv = radeon_dig_connector; drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type); - drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); + ret = drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); + if (ret) + goto failed; if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "HDMI"); if (!radeon_connector->ddc_bus) @@ -869,7 +892,9 @@ radeon_add_atom_connector(struct drm_device *dev, radeon_dig_connector->igp_lane_info = igp_lane_info; radeon_connector->con_priv = radeon_dig_connector; drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type); - drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); + ret = drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); + if (ret) + goto failed; if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DP"); if (!radeon_connector->ddc_bus) @@ -882,11 +907,14 @@ radeon_add_atom_connector(struct drm_device *dev, case DRM_MODE_CONNECTOR_9PinDIN: if (radeon_tv == 1) { drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type); - drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs); + ret = drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs); + if (ret) + goto failed; + radeon_connector->dac_load_detect = true; + drm_connector_attach_property(&radeon_connector->base, + rdev->mode_info.load_detect_property, + 1); } - drm_connector_attach_property(&radeon_connector->base, - rdev->mode_info.load_detect_property, - 1); break; case DRM_MODE_CONNECTOR_LVDS: radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL); @@ -896,7 +924,9 @@ radeon_add_atom_connector(struct drm_device *dev, radeon_dig_connector->igp_lane_info = igp_lane_info; radeon_connector->con_priv = radeon_dig_connector; drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type); - drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs); + ret = drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs); + if (ret) + goto failed; if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "LVDS"); if (!radeon_connector->ddc_bus) @@ -932,6 +962,7 @@ radeon_add_legacy_connector(struct drm_device *dev, struct drm_connector *connector; struct radeon_connector *radeon_connector; uint32_t subpixel_order = SubPixelNone; + int ret; /* fixme - tv/cv/din */ if (connector_type == DRM_MODE_CONNECTOR_Unknown) @@ -957,24 +988,30 @@ radeon_add_legacy_connector(struct drm_device *dev, switch (connector_type) { case DRM_MODE_CONNECTOR_VGA: drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); - drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); + ret = drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); + if (ret) + goto failed; if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "VGA"); if (!radeon_connector->ddc_bus) goto failed; } + radeon_connector->dac_load_detect = true; drm_connector_attach_property(&radeon_connector->base, rdev->mode_info.load_detect_property, 1); break; case DRM_MODE_CONNECTOR_DVIA: drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type); - drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); + ret = drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs); + if (ret) + goto failed; if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI"); if (!radeon_connector->ddc_bus) goto failed; } + radeon_connector->dac_load_detect = true; drm_connector_attach_property(&radeon_connector->base, rdev->mode_info.load_detect_property, 1); @@ -982,11 +1019,14 @@ radeon_add_legacy_connector(struct drm_device *dev, case DRM_MODE_CONNECTOR_DVII: case DRM_MODE_CONNECTOR_DVID: drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type); - drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); + ret = drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs); + if (ret) + goto failed; if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI"); if (!radeon_connector->ddc_bus) goto failed; + radeon_connector->dac_load_detect = true; drm_connector_attach_property(&radeon_connector->base, rdev->mode_info.load_detect_property, 1); @@ -998,7 +1038,10 @@ radeon_add_legacy_connector(struct drm_device *dev, case DRM_MODE_CONNECTOR_9PinDIN: if (radeon_tv == 1) { drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type); - drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs); + ret = drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs); + if (ret) + goto failed; + radeon_connector->dac_load_detect = true; drm_connector_attach_property(&radeon_connector->base, rdev->mode_info.load_detect_property, 1); @@ -1006,7 +1049,9 @@ radeon_add_legacy_connector(struct drm_device *dev, break; case DRM_MODE_CONNECTOR_LVDS: drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type); - drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs); + ret = drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs); + if (ret) + goto failed; if (i2c_bus->valid) { radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "LVDS"); if (!radeon_connector->ddc_bus) diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c index 12f5990c2d2..5ab2cf96a26 100644 --- a/drivers/gpu/drm/radeon/radeon_cs.c +++ b/drivers/gpu/drm/radeon/radeon_cs.c @@ -142,15 +142,31 @@ int radeon_cs_parser_init(struct radeon_cs_parser *p, void *data) } p->chunks[i].length_dw = user_chunk.length_dw; - cdata = (uint32_t *)(unsigned long)user_chunk.chunk_data; + p->chunks[i].user_ptr = (void __user *)(unsigned long)user_chunk.chunk_data; - size = p->chunks[i].length_dw * sizeof(uint32_t); - p->chunks[i].kdata = kmalloc(size, GFP_KERNEL); - if (p->chunks[i].kdata == NULL) { - return -ENOMEM; - } - if (DRM_COPY_FROM_USER(p->chunks[i].kdata, cdata, size)) { - return -EFAULT; + cdata = (uint32_t *)(unsigned long)user_chunk.chunk_data; + if (p->chunks[i].chunk_id != RADEON_CHUNK_ID_IB) { + size = p->chunks[i].length_dw * sizeof(uint32_t); + p->chunks[i].kdata = kmalloc(size, GFP_KERNEL); + if (p->chunks[i].kdata == NULL) { + return -ENOMEM; + } + if (DRM_COPY_FROM_USER(p->chunks[i].kdata, + p->chunks[i].user_ptr, size)) { + return -EFAULT; + } + } else { + p->chunks[i].kpage[0] = kmalloc(PAGE_SIZE, GFP_KERNEL); + p->chunks[i].kpage[1] = kmalloc(PAGE_SIZE, GFP_KERNEL); + if (p->chunks[i].kpage[0] == NULL || p->chunks[i].kpage[1] == NULL) { + kfree(p->chunks[i].kpage[0]); + kfree(p->chunks[i].kpage[1]); + return -ENOMEM; + } + p->chunks[i].kpage_idx[0] = -1; + p->chunks[i].kpage_idx[1] = -1; + p->chunks[i].last_copied_page = -1; + p->chunks[i].last_page_index = ((p->chunks[i].length_dw * 4) - 1) / PAGE_SIZE; } } if (p->chunks[p->chunk_ib_idx].length_dw > (16 * 1024)) { @@ -190,6 +206,8 @@ static void radeon_cs_parser_fini(struct radeon_cs_parser *parser, int error) kfree(parser->relocs_ptr); for (i = 0; i < parser->nchunks; i++) { kfree(parser->chunks[i].kdata); + kfree(parser->chunks[i].kpage[0]); + kfree(parser->chunks[i].kpage[1]); } kfree(parser->chunks); kfree(parser->chunks_array); @@ -238,8 +256,14 @@ int radeon_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) * uncached). */ ib_chunk = &parser.chunks[parser.chunk_ib_idx]; parser.ib->length_dw = ib_chunk->length_dw; - memcpy((void *)parser.ib->ptr, ib_chunk->kdata, ib_chunk->length_dw*4); r = radeon_cs_parse(&parser); + if (r || parser.parser_error) { + DRM_ERROR("Invalid command stream !\n"); + radeon_cs_parser_fini(&parser, r); + mutex_unlock(&rdev->cs_mutex); + return r; + } + r = radeon_cs_finish_pages(&parser); if (r) { DRM_ERROR("Invalid command stream !\n"); radeon_cs_parser_fini(&parser, r); @@ -254,3 +278,64 @@ int radeon_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) mutex_unlock(&rdev->cs_mutex); return r; } + +int radeon_cs_finish_pages(struct radeon_cs_parser *p) +{ + struct radeon_cs_chunk *ibc = &p->chunks[p->chunk_ib_idx]; + int i; + int size = PAGE_SIZE; + + for (i = ibc->last_copied_page + 1; i <= ibc->last_page_index; i++) { + if (i == ibc->last_page_index) { + size = (ibc->length_dw * 4) % PAGE_SIZE; + if (size == 0) + size = PAGE_SIZE; + } + + if (DRM_COPY_FROM_USER(p->ib->ptr + (i * (PAGE_SIZE/4)), + ibc->user_ptr + (i * PAGE_SIZE), + size)) + return -EFAULT; + } + return 0; +} + +int radeon_cs_update_pages(struct radeon_cs_parser *p, int pg_idx) +{ + int new_page; + struct radeon_cs_chunk *ibc = &p->chunks[p->chunk_ib_idx]; + int i; + int size = PAGE_SIZE; + + for (i = ibc->last_copied_page + 1; i < pg_idx; i++) { + if (DRM_COPY_FROM_USER(p->ib->ptr + (i * (PAGE_SIZE/4)), + ibc->user_ptr + (i * PAGE_SIZE), + PAGE_SIZE)) { + p->parser_error = -EFAULT; + return 0; + } + } + + new_page = ibc->kpage_idx[0] < ibc->kpage_idx[1] ? 0 : 1; + + if (pg_idx == ibc->last_page_index) { + size = (ibc->length_dw * 4) % PAGE_SIZE; + if (size == 0) + size = PAGE_SIZE; + } + + if (DRM_COPY_FROM_USER(ibc->kpage[new_page], + ibc->user_ptr + (pg_idx * PAGE_SIZE), + size)) { + p->parser_error = -EFAULT; + return 0; + } + + /* copy to IB here */ + memcpy((void *)(p->ib->ptr+(pg_idx*(PAGE_SIZE/4))), ibc->kpage[new_page], size); + + ibc->last_copied_page = pg_idx; + ibc->kpage_idx[new_page] = pg_idx; + + return new_page; +} diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c index daf5db78095..ec835d56d30 100644 --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -532,10 +532,13 @@ int radeon_device_init(struct radeon_device *rdev, if (radeon_agpmode == -1) { rdev->flags &= ~RADEON_IS_AGP; - if (rdev->family >= CHIP_RV515 || - rdev->family == CHIP_RV380 || - rdev->family == CHIP_RV410 || - rdev->family == CHIP_R423) { + if (rdev->family >= CHIP_R600) { + DRM_INFO("Forcing AGP to PCIE mode\n"); + rdev->flags |= RADEON_IS_PCIE; + } else if (rdev->family >= CHIP_RV515 || + rdev->family == CHIP_RV380 || + rdev->family == CHIP_RV410 || + rdev->family == CHIP_R423) { DRM_INFO("Forcing AGP to PCIE mode\n"); rdev->flags |= RADEON_IS_PCIE; rdev->asic->gart_init = &rv370_pcie_gart_init; diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c index 50fce498910..7f50fb864af 100644 --- a/drivers/gpu/drm/radeon/radeon_drv.c +++ b/drivers/gpu/drm/radeon/radeon_drv.c @@ -62,9 +62,6 @@ void radeon_driver_irq_preinstall_kms(struct drm_device *dev); int radeon_driver_irq_postinstall_kms(struct drm_device *dev); void radeon_driver_irq_uninstall_kms(struct drm_device *dev); irqreturn_t radeon_driver_irq_handler_kms(DRM_IRQ_ARGS); -int radeon_master_create_kms(struct drm_device *dev, struct drm_master *master); -void radeon_master_destroy_kms(struct drm_device *dev, - struct drm_master *master); int radeon_dma_ioctl_kms(struct drm_device *dev, void *data, struct drm_file *file_priv); int radeon_gem_object_init(struct drm_gem_object *obj); @@ -260,8 +257,6 @@ static struct drm_driver kms_driver = { .get_vblank_counter = radeon_get_vblank_counter_kms, .enable_vblank = radeon_enable_vblank_kms, .disable_vblank = radeon_disable_vblank_kms, - .master_create = radeon_master_create_kms, - .master_destroy = radeon_master_destroy_kms, #if defined(CONFIG_DEBUG_FS) .debugfs_init = radeon_debugfs_init, .debugfs_cleanup = radeon_debugfs_cleanup, diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c index 944e4fa78db..1ba704eedef 100644 --- a/drivers/gpu/drm/radeon/radeon_fb.c +++ b/drivers/gpu/drm/radeon/radeon_fb.c @@ -128,6 +128,7 @@ static struct drm_fb_helper_funcs radeon_fb_helper_funcs = { int radeonfb_create(struct drm_device *dev, uint32_t fb_width, uint32_t fb_height, uint32_t surface_width, uint32_t surface_height, + uint32_t surface_depth, uint32_t surface_bpp, struct drm_framebuffer **fb_p) { struct radeon_device *rdev = dev->dev_private; @@ -148,10 +149,10 @@ int radeonfb_create(struct drm_device *dev, mode_cmd.width = surface_width; mode_cmd.height = surface_height; - mode_cmd.bpp = 32; + mode_cmd.bpp = surface_bpp; /* need to align pitch with crtc limits */ mode_cmd.pitch = radeon_align_pitch(rdev, mode_cmd.width, mode_cmd.bpp, fb_tiled) * ((mode_cmd.bpp + 1) / 8); - mode_cmd.depth = 24; + mode_cmd.depth = surface_depth; size = mode_cmd.pitch * mode_cmd.height; aligned_size = ALIGN(size, PAGE_SIZE); @@ -290,13 +291,26 @@ out: return ret; } +static char *mode_option; +int radeon_parse_options(char *options) +{ + char *this_opt; + + if (!options || !*options) + return 0; + + while ((this_opt = strsep(&options, ",")) != NULL) { + if (!*this_opt) + continue; + mode_option = this_opt; + } + return 0; +} + int radeonfb_probe(struct drm_device *dev) { - int ret; - ret = drm_fb_helper_single_fb_probe(dev, &radeonfb_create); - return ret; + return drm_fb_helper_single_fb_probe(dev, &radeonfb_create); } -EXPORT_SYMBOL(radeonfb_probe); int radeonfb_remove(struct drm_device *dev, struct drm_framebuffer *fb) { diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c index 709bd892b3a..ba128621057 100644 --- a/drivers/gpu/drm/radeon/radeon_kms.c +++ b/drivers/gpu/drm/radeon/radeon_kms.c @@ -201,55 +201,6 @@ void radeon_disable_vblank_kms(struct drm_device *dev, int crtc) /* - * For multiple master (like multiple X). - */ -struct drm_radeon_master_private { - drm_local_map_t *sarea; - drm_radeon_sarea_t *sarea_priv; -}; - -int radeon_master_create_kms(struct drm_device *dev, struct drm_master *master) -{ - struct drm_radeon_master_private *master_priv; - unsigned long sareapage; - int ret; - - master_priv = kzalloc(sizeof(*master_priv), GFP_KERNEL); - if (master_priv == NULL) { - return -ENOMEM; - } - /* prebuild the SAREA */ - sareapage = max_t(unsigned long, SAREA_MAX, PAGE_SIZE); - ret = drm_addmap(dev, 0, sareapage, _DRM_SHM, - _DRM_CONTAINS_LOCK, - &master_priv->sarea); - if (ret) { - DRM_ERROR("SAREA setup failed\n"); - return ret; - } - master_priv->sarea_priv = master_priv->sarea->handle + sizeof(struct drm_sarea); - master_priv->sarea_priv->pfCurrentPage = 0; - master->driver_priv = master_priv; - return 0; -} - -void radeon_master_destroy_kms(struct drm_device *dev, - struct drm_master *master) -{ - struct drm_radeon_master_private *master_priv = master->driver_priv; - - if (master_priv == NULL) { - return; - } - if (master_priv->sarea) { - drm_rmmap_locked(dev, master_priv->sarea); - } - kfree(master_priv); - master->driver_priv = NULL; -} - - -/* * IOCTL. */ int radeon_dma_ioctl_kms(struct drm_device *dev, void *data, diff --git a/drivers/gpu/drm/radeon/radeon_reg.h b/drivers/gpu/drm/radeon/radeon_reg.h index 21da871a793..bfa1ab9c93e 100644 --- a/drivers/gpu/drm/radeon/radeon_reg.h +++ b/drivers/gpu/drm/radeon/radeon_reg.h @@ -3333,6 +3333,7 @@ # define RADEON_CP_PACKET_MAX_DWORDS (1 << 12) # define RADEON_CP_PACKET0_REG_MASK 0x000007ff # define R300_CP_PACKET0_REG_MASK 0x00001fff +# define R600_CP_PACKET0_REG_MASK 0x0000ffff # define RADEON_CP_PACKET1_REG0_MASK 0x000007ff # define RADEON_CP_PACKET1_REG1_MASK 0x003ff800 diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c index acd889c9454..765bd184b6f 100644 --- a/drivers/gpu/drm/radeon/radeon_ttm.c +++ b/drivers/gpu/drm/radeon/radeon_ttm.c @@ -530,7 +530,7 @@ void radeon_ttm_fini(struct radeon_device *rdev) } static struct vm_operations_struct radeon_ttm_vm_ops; -static struct vm_operations_struct *ttm_vm_ops = NULL; +static const struct vm_operations_struct *ttm_vm_ops = NULL; static int radeon_ttm_fault(struct vm_area_struct *vma, struct vm_fault *vmf) { @@ -689,9 +689,6 @@ struct ttm_backend *radeon_ttm_backend_create(struct radeon_device *rdev) #define RADEON_DEBUGFS_MEM_TYPES 2 -static struct drm_info_list radeon_mem_types_list[RADEON_DEBUGFS_MEM_TYPES]; -static char radeon_mem_types_names[RADEON_DEBUGFS_MEM_TYPES][32]; - #if defined(CONFIG_DEBUG_FS) static int radeon_mm_dump_table(struct seq_file *m, void *data) { @@ -711,9 +708,11 @@ static int radeon_mm_dump_table(struct seq_file *m, void *data) static int radeon_ttm_debugfs_init(struct radeon_device *rdev) { +#if defined(CONFIG_DEBUG_FS) + static struct drm_info_list radeon_mem_types_list[RADEON_DEBUGFS_MEM_TYPES]; + static char radeon_mem_types_names[RADEON_DEBUGFS_MEM_TYPES][32]; unsigned i; -#if defined(CONFIG_DEBUG_FS) for (i = 0; i < RADEON_DEBUGFS_MEM_TYPES; i++) { if (i == 0) sprintf(radeon_mem_types_names[i], "radeon_vram_mm"); diff --git a/drivers/gpu/drm/radeon/rs600.c b/drivers/gpu/drm/radeon/rs600.c index 0e791e26def..4a4fe1cb131 100644 --- a/drivers/gpu/drm/radeon/rs600.c +++ b/drivers/gpu/drm/radeon/rs600.c @@ -28,7 +28,6 @@ #include "drmP.h" #include "radeon_reg.h" #include "radeon.h" -#include "avivod.h" #include "rs600_reg_safe.h" @@ -45,7 +44,6 @@ void r420_pipes_init(struct radeon_device *rdev); */ void rs600_gpu_init(struct radeon_device *rdev); int rs600_mc_wait_for_idle(struct radeon_device *rdev); -void rs600_disable_vga(struct radeon_device *rdev); /* @@ -198,7 +196,7 @@ void rs600_mc_disable_clients(struct radeon_device *rdev) "programming pipes. Bad things might happen.\n"); } - radeon_avivo_vga_render_disable(rdev); + rv515_vga_render_disable(rdev); tmp = RREG32(AVIVO_D1VGA_CONTROL); WREG32(AVIVO_D1VGA_CONTROL, tmp & ~AVIVO_DVGA_CONTROL_MODE_ENABLE); @@ -346,20 +344,6 @@ u32 rs600_get_vblank_counter(struct radeon_device *rdev, int crtc) /* * Global GPU functions */ -void rs600_disable_vga(struct radeon_device *rdev) -{ - unsigned tmp; - - WREG32(0x330, 0); - WREG32(0x338, 0); - tmp = RREG32(0x300); - tmp &= ~(3 << 16); - WREG32(0x300, tmp); - WREG32(0x308, (1 << 8)); - WREG32(0x310, rdev->mc.vram_location); - WREG32(0x594, 0); -} - int rs600_mc_wait_for_idle(struct radeon_device *rdev) { unsigned i; @@ -385,7 +369,7 @@ void rs600_gpu_init(struct radeon_device *rdev) { /* FIXME: HDP same place on rs600 ? */ r100_hdp_reset(rdev); - rs600_disable_vga(rdev); + rv515_vga_render_disable(rdev); /* FIXME: is this correct ? */ r420_pipes_init(rdev); if (rs600_mc_wait_for_idle(rdev)) { diff --git a/drivers/gpu/drm/radeon/rs690.c b/drivers/gpu/drm/radeon/rs690.c index 0f585ca8276..7a0098ddf97 100644 --- a/drivers/gpu/drm/radeon/rs690.c +++ b/drivers/gpu/drm/radeon/rs690.c @@ -40,7 +40,6 @@ void rs400_gart_disable(struct radeon_device *rdev); int rs400_gart_enable(struct radeon_device *rdev); void rs400_gart_adjust_size(struct radeon_device *rdev); void rs600_mc_disable_clients(struct radeon_device *rdev); -void rs600_disable_vga(struct radeon_device *rdev); /* This files gather functions specifics to : * rs690,rs740 @@ -125,7 +124,7 @@ void rs690_gpu_init(struct radeon_device *rdev) { /* FIXME: HDP same place on rs690 ? */ r100_hdp_reset(rdev); - rs600_disable_vga(rdev); + rv515_vga_render_disable(rdev); /* FIXME: is this correct ? */ r420_pipes_init(rdev); if (rs690_mc_wait_for_idle(rdev)) { diff --git a/drivers/gpu/drm/radeon/rv515.c b/drivers/gpu/drm/radeon/rv515.c index fd799748e7d..e53b5ca7a25 100644 --- a/drivers/gpu/drm/radeon/rv515.c +++ b/drivers/gpu/drm/radeon/rv515.c @@ -29,37 +29,17 @@ #include "drmP.h" #include "rv515d.h" #include "radeon.h" - +#include "atom.h" #include "rv515_reg_safe.h" -/* rv515 depends on : */ -void r100_hdp_reset(struct radeon_device *rdev); -int r100_cp_reset(struct radeon_device *rdev); -int r100_rb2d_reset(struct radeon_device *rdev); -int r100_gui_wait_for_idle(struct radeon_device *rdev); -int r100_cp_init(struct radeon_device *rdev, unsigned ring_size); -void r420_pipes_init(struct radeon_device *rdev); -void rs600_mc_disable_clients(struct radeon_device *rdev); -void rs600_disable_vga(struct radeon_device *rdev); - -/* This files gather functions specifics to: - * rv515 - * - * Some of these functions might be used by newer ASICs. - */ + +/* This files gather functions specifics to: rv515 */ int rv515_debugfs_pipes_info_init(struct radeon_device *rdev); int rv515_debugfs_ga_info_init(struct radeon_device *rdev); void rv515_gpu_init(struct radeon_device *rdev); int rv515_mc_wait_for_idle(struct radeon_device *rdev); - -/* - * MC - */ -int rv515_mc_init(struct radeon_device *rdev) +void rv515_debugfs(struct radeon_device *rdev) { - uint32_t tmp; - int r; - if (r100_debugfs_rbbm_init(rdev)) { DRM_ERROR("Failed to register debugfs file for RBBM !\n"); } @@ -69,67 +49,8 @@ int rv515_mc_init(struct radeon_device *rdev) if (rv515_debugfs_ga_info_init(rdev)) { DRM_ERROR("Failed to register debugfs file for pipes !\n"); } - - rv515_gpu_init(rdev); - rv370_pcie_gart_disable(rdev); - - /* Setup GPU memory space */ - rdev->mc.vram_location = 0xFFFFFFFFUL; - rdev->mc.gtt_location = 0xFFFFFFFFUL; - if (rdev->flags & RADEON_IS_AGP) { - r = radeon_agp_init(rdev); - if (r) { - printk(KERN_WARNING "[drm] Disabling AGP\n"); - rdev->flags &= ~RADEON_IS_AGP; - rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024; - } else { - rdev->mc.gtt_location = rdev->mc.agp_base; - } - } - r = radeon_mc_setup(rdev); - if (r) { - return r; - } - - /* Program GPU memory space */ - rs600_mc_disable_clients(rdev); - if (rv515_mc_wait_for_idle(rdev)) { - printk(KERN_WARNING "Failed to wait MC idle while " - "programming pipes. Bad things might happen.\n"); - } - /* Write VRAM size in case we are limiting it */ - WREG32(RADEON_CONFIG_MEMSIZE, rdev->mc.real_vram_size); - tmp = REG_SET(MC_FB_START, rdev->mc.vram_location >> 16); - WREG32(0x134, tmp); - tmp = rdev->mc.vram_location + rdev->mc.mc_vram_size - 1; - tmp = REG_SET(MC_FB_TOP, tmp >> 16); - tmp |= REG_SET(MC_FB_START, rdev->mc.vram_location >> 16); - WREG32_MC(MC_FB_LOCATION, tmp); - WREG32(HDP_FB_LOCATION, rdev->mc.vram_location >> 16); - WREG32(0x310, rdev->mc.vram_location); - if (rdev->flags & RADEON_IS_AGP) { - tmp = rdev->mc.gtt_location + rdev->mc.gtt_size - 1; - tmp = REG_SET(MC_AGP_TOP, tmp >> 16); - tmp |= REG_SET(MC_AGP_START, rdev->mc.gtt_location >> 16); - WREG32_MC(MC_AGP_LOCATION, tmp); - WREG32_MC(MC_AGP_BASE, rdev->mc.agp_base); - WREG32_MC(MC_AGP_BASE_2, 0); - } else { - WREG32_MC(MC_AGP_LOCATION, 0x0FFFFFFF); - WREG32_MC(MC_AGP_BASE, 0); - WREG32_MC(MC_AGP_BASE_2, 0); - } - return 0; -} - -void rv515_mc_fini(struct radeon_device *rdev) -{ } - -/* - * Global GPU functions - */ void rv515_ring_start(struct radeon_device *rdev) { int r; @@ -198,11 +119,6 @@ void rv515_ring_start(struct radeon_device *rdev) radeon_ring_unlock_commit(rdev); } -void rv515_errata(struct radeon_device *rdev) -{ - rdev->pll_errata = 0; -} - int rv515_mc_wait_for_idle(struct radeon_device *rdev) { unsigned i; @@ -219,6 +135,12 @@ int rv515_mc_wait_for_idle(struct radeon_device *rdev) return -1; } +void rv515_vga_render_disable(struct radeon_device *rdev) +{ + WREG32(R_000300_VGA_RENDER_CONTROL, + RREG32(R_000300_VGA_RENDER_CONTROL) & C_000300_VGA_VSTATUS_CNTL); +} + void rv515_gpu_init(struct radeon_device *rdev) { unsigned pipe_select_current, gb_pipe_select, tmp; @@ -231,7 +153,7 @@ void rv515_gpu_init(struct radeon_device *rdev) "reseting GPU. Bad things might happen.\n"); } - rs600_disable_vga(rdev); + rv515_vga_render_disable(rdev); r420_pipes_init(rdev); gb_pipe_select = RREG32(0x402C); @@ -335,10 +257,6 @@ int rv515_gpu_reset(struct radeon_device *rdev) return 0; } - -/* - * VRAM info - */ static void rv515_vram_get_type(struct radeon_device *rdev) { uint32_t tmp; @@ -374,10 +292,6 @@ void rv515_vram_info(struct radeon_device *rdev) rdev->pm.sclk.full = rfixed_div(rdev->pm.sclk, a); } - -/* - * Indirect registers accessor - */ uint32_t rv515_mc_rreg(struct radeon_device *rdev, uint32_t reg) { uint32_t r; @@ -395,9 +309,6 @@ void rv515_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v) WREG32(MC_IND_INDEX, 0); } -/* - * Debugfs info - */ #if defined(CONFIG_DEBUG_FS) static int rv515_debugfs_pipes_info(struct seq_file *m, void *data) { @@ -459,13 +370,258 @@ int rv515_debugfs_ga_info_init(struct radeon_device *rdev) #endif } -/* - * Asic initialization - */ -int rv515_init(struct radeon_device *rdev) +void rv515_mc_stop(struct radeon_device *rdev, struct rv515_mc_save *save) +{ + save->d1vga_control = RREG32(R_000330_D1VGA_CONTROL); + save->d2vga_control = RREG32(R_000338_D2VGA_CONTROL); + save->vga_render_control = RREG32(R_000300_VGA_RENDER_CONTROL); + save->vga_hdp_control = RREG32(R_000328_VGA_HDP_CONTROL); + save->d1crtc_control = RREG32(R_006080_D1CRTC_CONTROL); + save->d2crtc_control = RREG32(R_006880_D2CRTC_CONTROL); + + /* Stop all video */ + WREG32(R_000330_D1VGA_CONTROL, 0); + WREG32(R_0068E8_D2CRTC_UPDATE_LOCK, 0); + WREG32(R_000300_VGA_RENDER_CONTROL, 0); + WREG32(R_0060E8_D1CRTC_UPDATE_LOCK, 1); + WREG32(R_0068E8_D2CRTC_UPDATE_LOCK, 1); + WREG32(R_006080_D1CRTC_CONTROL, 0); + WREG32(R_006880_D2CRTC_CONTROL, 0); + WREG32(R_0060E8_D1CRTC_UPDATE_LOCK, 0); + WREG32(R_0068E8_D2CRTC_UPDATE_LOCK, 0); +} + +void rv515_mc_resume(struct radeon_device *rdev, struct rv515_mc_save *save) +{ + WREG32(R_006110_D1GRPH_PRIMARY_SURFACE_ADDRESS, rdev->mc.vram_start); + WREG32(R_006118_D1GRPH_SECONDARY_SURFACE_ADDRESS, rdev->mc.vram_start); + WREG32(R_006910_D2GRPH_PRIMARY_SURFACE_ADDRESS, rdev->mc.vram_start); + WREG32(R_006918_D2GRPH_SECONDARY_SURFACE_ADDRESS, rdev->mc.vram_start); + WREG32(R_000310_VGA_MEMORY_BASE_ADDRESS, rdev->mc.vram_start); + /* Unlock host access */ + WREG32(R_000328_VGA_HDP_CONTROL, save->vga_hdp_control); + mdelay(1); + /* Restore video state */ + WREG32(R_0060E8_D1CRTC_UPDATE_LOCK, 1); + WREG32(R_0068E8_D2CRTC_UPDATE_LOCK, 1); + WREG32(R_006080_D1CRTC_CONTROL, save->d1crtc_control); + WREG32(R_006880_D2CRTC_CONTROL, save->d2crtc_control); + WREG32(R_0060E8_D1CRTC_UPDATE_LOCK, 0); + WREG32(R_0068E8_D2CRTC_UPDATE_LOCK, 0); + WREG32(R_000330_D1VGA_CONTROL, save->d1vga_control); + WREG32(R_000338_D2VGA_CONTROL, save->d2vga_control); + WREG32(R_000300_VGA_RENDER_CONTROL, save->vga_render_control); +} + +void rv515_mc_program(struct radeon_device *rdev) +{ + struct rv515_mc_save save; + + /* Stops all mc clients */ + rv515_mc_stop(rdev, &save); + + /* Wait for mc idle */ + if (rv515_mc_wait_for_idle(rdev)) + dev_warn(rdev->dev, "Wait MC idle timeout before updating MC.\n"); + /* Write VRAM size in case we are limiting it */ + WREG32(R_0000F8_CONFIG_MEMSIZE, rdev->mc.real_vram_size); + /* Program MC, should be a 32bits limited address space */ + WREG32_MC(R_000001_MC_FB_LOCATION, + S_000001_MC_FB_START(rdev->mc.vram_start >> 16) | + S_000001_MC_FB_TOP(rdev->mc.vram_end >> 16)); + WREG32(R_000134_HDP_FB_LOCATION, + S_000134_HDP_FB_START(rdev->mc.vram_start >> 16)); + if (rdev->flags & RADEON_IS_AGP) { + WREG32_MC(R_000002_MC_AGP_LOCATION, + S_000002_MC_AGP_START(rdev->mc.gtt_start >> 16) | + S_000002_MC_AGP_TOP(rdev->mc.gtt_end >> 16)); + WREG32_MC(R_000003_MC_AGP_BASE, lower_32_bits(rdev->mc.agp_base)); + WREG32_MC(R_000004_MC_AGP_BASE_2, + S_000004_AGP_BASE_ADDR_2(upper_32_bits(rdev->mc.agp_base))); + } else { + WREG32_MC(R_000002_MC_AGP_LOCATION, 0xFFFFFFFF); + WREG32_MC(R_000003_MC_AGP_BASE, 0); + WREG32_MC(R_000004_MC_AGP_BASE_2, 0); + } + + rv515_mc_resume(rdev, &save); +} + +void rv515_clock_startup(struct radeon_device *rdev) +{ + if (radeon_dynclks != -1 && radeon_dynclks) + radeon_atom_set_clock_gating(rdev, 1); + /* We need to force on some of the block */ + WREG32_PLL(R_00000F_CP_DYN_CNTL, + RREG32_PLL(R_00000F_CP_DYN_CNTL) | S_00000F_CP_FORCEON(1)); + WREG32_PLL(R_000011_E2_DYN_CNTL, + RREG32_PLL(R_000011_E2_DYN_CNTL) | S_000011_E2_FORCEON(1)); + WREG32_PLL(R_000013_IDCT_DYN_CNTL, + RREG32_PLL(R_000013_IDCT_DYN_CNTL) | S_000013_IDCT_FORCEON(1)); +} + +static int rv515_startup(struct radeon_device *rdev) +{ + int r; + + rv515_mc_program(rdev); + /* Resume clock */ + rv515_clock_startup(rdev); + /* Initialize GPU configuration (# pipes, ...) */ + rv515_gpu_init(rdev); + /* Initialize GART (initialize after TTM so we can allocate + * memory through TTM but finalize after TTM) */ + if (rdev->flags & RADEON_IS_PCIE) { + r = rv370_pcie_gart_enable(rdev); + if (r) + return r; + } + /* Enable IRQ */ + rdev->irq.sw_int = true; + r100_irq_set(rdev); + /* 1M ring buffer */ + r = r100_cp_init(rdev, 1024 * 1024); + if (r) { + dev_err(rdev->dev, "failled initializing CP (%d).\n", r); + return r; + } + r = r100_wb_init(rdev); + if (r) + dev_err(rdev->dev, "failled initializing WB (%d).\n", r); + r = r100_ib_init(rdev); + if (r) { + dev_err(rdev->dev, "failled initializing IB (%d).\n", r); + return r; + } + return 0; +} + +int rv515_resume(struct radeon_device *rdev) +{ + /* Make sur GART are not working */ + if (rdev->flags & RADEON_IS_PCIE) + rv370_pcie_gart_disable(rdev); + /* Resume clock before doing reset */ + rv515_clock_startup(rdev); + /* Reset gpu before posting otherwise ATOM will enter infinite loop */ + if (radeon_gpu_reset(rdev)) { + dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n", + RREG32(R_000E40_RBBM_STATUS), + RREG32(R_0007C0_CP_STAT)); + } + /* post */ + atom_asic_init(rdev->mode_info.atom_context); + /* Resume clock after posting */ + rv515_clock_startup(rdev); + return rv515_startup(rdev); +} + +int rv515_suspend(struct radeon_device *rdev) +{ + r100_cp_disable(rdev); + r100_wb_disable(rdev); + r100_irq_disable(rdev); + if (rdev->flags & RADEON_IS_PCIE) + rv370_pcie_gart_disable(rdev); + return 0; +} + +void rv515_set_safe_registers(struct radeon_device *rdev) { rdev->config.r300.reg_safe_bm = rv515_reg_safe_bm; rdev->config.r300.reg_safe_bm_size = ARRAY_SIZE(rv515_reg_safe_bm); +} + +void rv515_fini(struct radeon_device *rdev) +{ + rv515_suspend(rdev); + r100_cp_fini(rdev); + r100_wb_fini(rdev); + r100_ib_fini(rdev); + radeon_gem_fini(rdev); + rv370_pcie_gart_fini(rdev); + radeon_agp_fini(rdev); + radeon_irq_kms_fini(rdev); + radeon_fence_driver_fini(rdev); + radeon_object_fini(rdev); + radeon_atombios_fini(rdev); + kfree(rdev->bios); + rdev->bios = NULL; +} + +int rv515_init(struct radeon_device *rdev) +{ + int r; + + rdev->new_init_path = true; + /* Initialize scratch registers */ + radeon_scratch_init(rdev); + /* Initialize surface registers */ + radeon_surface_init(rdev); + /* TODO: disable VGA need to use VGA request */ + /* BIOS*/ + if (!radeon_get_bios(rdev)) { + if (ASIC_IS_AVIVO(rdev)) + return -EINVAL; + } + if (rdev->is_atom_bios) { + r = radeon_atombios_init(rdev); + if (r) + return r; + } else { + dev_err(rdev->dev, "Expecting atombios for RV515 GPU\n"); + return -EINVAL; + } + /* Reset gpu before posting otherwise ATOM will enter infinite loop */ + if (radeon_gpu_reset(rdev)) { + dev_warn(rdev->dev, + "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n", + RREG32(R_000E40_RBBM_STATUS), + RREG32(R_0007C0_CP_STAT)); + } + /* check if cards are posted or not */ + if (!radeon_card_posted(rdev) && rdev->bios) { + DRM_INFO("GPU not posted. posting now...\n"); + atom_asic_init(rdev->mode_info.atom_context); + } + /* Initialize clocks */ + radeon_get_clock_info(rdev->ddev); + /* Get vram informations */ + rv515_vram_info(rdev); + /* Initialize memory controller (also test AGP) */ + r = r420_mc_init(rdev); + if (r) + return r; + rv515_debugfs(rdev); + /* Fence driver */ + r = radeon_fence_driver_init(rdev); + if (r) + return r; + r = radeon_irq_kms_init(rdev); + if (r) + return r; + /* Memory manager */ + r = radeon_object_init(rdev); + if (r) + return r; + r = rv370_pcie_gart_init(rdev); + if (r) + return r; + rv515_set_safe_registers(rdev); + rdev->accel_working = true; + r = rv515_startup(rdev); + if (r) { + /* Somethings want wront with the accel init stop accel */ + dev_err(rdev->dev, "Disabling GPU acceleration\n"); + rv515_suspend(rdev); + r100_cp_fini(rdev); + r100_wb_fini(rdev); + r100_ib_fini(rdev); + rv370_pcie_gart_fini(rdev); + radeon_agp_fini(rdev); + radeon_irq_kms_fini(rdev); + rdev->accel_working = false; + } return 0; } diff --git a/drivers/gpu/drm/radeon/rv515d.h b/drivers/gpu/drm/radeon/rv515d.h index a65e17ec1c0..fc216e49384 100644 --- a/drivers/gpu/drm/radeon/rv515d.h +++ b/drivers/gpu/drm/radeon/rv515d.h @@ -216,5 +216,388 @@ #define CP_PACKET0_GET_ONE_REG_WR(h) (((h) >> 15) & 1) #define CP_PACKET3_GET_OPCODE(h) (((h) >> 8) & 0xFF) -#endif +/* Registers */ +#define R_0000F8_CONFIG_MEMSIZE 0x0000F8 +#define S_0000F8_CONFIG_MEMSIZE(x) (((x) & 0xFFFFFFFF) << 0) +#define G_0000F8_CONFIG_MEMSIZE(x) (((x) >> 0) & 0xFFFFFFFF) +#define C_0000F8_CONFIG_MEMSIZE 0x00000000 +#define R_000134_HDP_FB_LOCATION 0x000134 +#define S_000134_HDP_FB_START(x) (((x) & 0xFFFF) << 0) +#define G_000134_HDP_FB_START(x) (((x) >> 0) & 0xFFFF) +#define C_000134_HDP_FB_START 0xFFFF0000 +#define R_000300_VGA_RENDER_CONTROL 0x000300 +#define S_000300_VGA_BLINK_RATE(x) (((x) & 0x1F) << 0) +#define G_000300_VGA_BLINK_RATE(x) (((x) >> 0) & 0x1F) +#define C_000300_VGA_BLINK_RATE 0xFFFFFFE0 +#define S_000300_VGA_BLINK_MODE(x) (((x) & 0x3) << 5) +#define G_000300_VGA_BLINK_MODE(x) (((x) >> 5) & 0x3) +#define C_000300_VGA_BLINK_MODE 0xFFFFFF9F +#define S_000300_VGA_CURSOR_BLINK_INVERT(x) (((x) & 0x1) << 7) +#define G_000300_VGA_CURSOR_BLINK_INVERT(x) (((x) >> 7) & 0x1) +#define C_000300_VGA_CURSOR_BLINK_INVERT 0xFFFFFF7F +#define S_000300_VGA_EXTD_ADDR_COUNT_ENABLE(x) (((x) & 0x1) << 8) +#define G_000300_VGA_EXTD_ADDR_COUNT_ENABLE(x) (((x) >> 8) & 0x1) +#define C_000300_VGA_EXTD_ADDR_COUNT_ENABLE 0xFFFFFEFF +#define S_000300_VGA_VSTATUS_CNTL(x) (((x) & 0x3) << 16) +#define G_000300_VGA_VSTATUS_CNTL(x) (((x) >> 16) & 0x3) +#define C_000300_VGA_VSTATUS_CNTL 0xFFFCFFFF +#define S_000300_VGA_LOCK_8DOT(x) (((x) & 0x1) << 24) +#define G_000300_VGA_LOCK_8DOT(x) (((x) >> 24) & 0x1) +#define C_000300_VGA_LOCK_8DOT 0xFEFFFFFF +#define S_000300_VGAREG_LINECMP_COMPATIBILITY_SEL(x) (((x) & 0x1) << 25) +#define G_000300_VGAREG_LINECMP_COMPATIBILITY_SEL(x) (((x) >> 25) & 0x1) +#define C_000300_VGAREG_LINECMP_COMPATIBILITY_SEL 0xFDFFFFFF +#define R_000310_VGA_MEMORY_BASE_ADDRESS 0x000310 +#define S_000310_VGA_MEMORY_BASE_ADDRESS(x) (((x) & 0xFFFFFFFF) << 0) +#define G_000310_VGA_MEMORY_BASE_ADDRESS(x) (((x) >> 0) & 0xFFFFFFFF) +#define C_000310_VGA_MEMORY_BASE_ADDRESS 0x00000000 +#define R_000328_VGA_HDP_CONTROL 0x000328 +#define S_000328_VGA_MEM_PAGE_SELECT_EN(x) (((x) & 0x1) << 0) +#define G_000328_VGA_MEM_PAGE_SELECT_EN(x) (((x) >> 0) & 0x1) +#define C_000328_VGA_MEM_PAGE_SELECT_EN 0xFFFFFFFE +#define S_000328_VGA_RBBM_LOCK_DISABLE(x) (((x) & 0x1) << 8) +#define G_000328_VGA_RBBM_LOCK_DISABLE(x) (((x) >> 8) & 0x1) +#define C_000328_VGA_RBBM_LOCK_DISABLE 0xFFFFFEFF +#define S_000328_VGA_SOFT_RESET(x) (((x) & 0x1) << 16) +#define G_000328_VGA_SOFT_RESET(x) (((x) >> 16) & 0x1) +#define C_000328_VGA_SOFT_RESET 0xFFFEFFFF +#define S_000328_VGA_TEST_RESET_CONTROL(x) (((x) & 0x1) << 24) +#define G_000328_VGA_TEST_RESET_CONTROL(x) (((x) >> 24) & 0x1) +#define C_000328_VGA_TEST_RESET_CONTROL 0xFEFFFFFF +#define R_000330_D1VGA_CONTROL 0x000330 +#define S_000330_D1VGA_MODE_ENABLE(x) (((x) & 0x1) << 0) +#define G_000330_D1VGA_MODE_ENABLE(x) (((x) >> 0) & 0x1) +#define C_000330_D1VGA_MODE_ENABLE 0xFFFFFFFE +#define S_000330_D1VGA_TIMING_SELECT(x) (((x) & 0x1) << 8) +#define G_000330_D1VGA_TIMING_SELECT(x) (((x) >> 8) & 0x1) +#define C_000330_D1VGA_TIMING_SELECT 0xFFFFFEFF +#define S_000330_D1VGA_SYNC_POLARITY_SELECT(x) (((x) & 0x1) << 9) +#define G_000330_D1VGA_SYNC_POLARITY_SELECT(x) (((x) >> 9) & 0x1) +#define C_000330_D1VGA_SYNC_POLARITY_SELECT 0xFFFFFDFF +#define S_000330_D1VGA_OVERSCAN_TIMING_SELECT(x) (((x) & 0x1) << 10) +#define G_000330_D1VGA_OVERSCAN_TIMING_SELECT(x) (((x) >> 10) & 0x1) +#define C_000330_D1VGA_OVERSCAN_TIMING_SELECT 0xFFFFFBFF +#define S_000330_D1VGA_OVERSCAN_COLOR_EN(x) (((x) & 0x1) << 16) +#define G_000330_D1VGA_OVERSCAN_COLOR_EN(x) (((x) >> 16) & 0x1) +#define C_000330_D1VGA_OVERSCAN_COLOR_EN 0xFFFEFFFF +#define S_000330_D1VGA_ROTATE(x) (((x) & 0x3) << 24) +#define G_000330_D1VGA_ROTATE(x) (((x) >> 24) & 0x3) +#define C_000330_D1VGA_ROTATE 0xFCFFFFFF +#define R_000338_D2VGA_CONTROL 0x000338 +#define S_000338_D2VGA_MODE_ENABLE(x) (((x) & 0x1) << 0) +#define G_000338_D2VGA_MODE_ENABLE(x) (((x) >> 0) & 0x1) +#define C_000338_D2VGA_MODE_ENABLE 0xFFFFFFFE +#define S_000338_D2VGA_TIMING_SELECT(x) (((x) & 0x1) << 8) +#define G_000338_D2VGA_TIMING_SELECT(x) (((x) >> 8) & 0x1) +#define C_000338_D2VGA_TIMING_SELECT 0xFFFFFEFF +#define S_000338_D2VGA_SYNC_POLARITY_SELECT(x) (((x) & 0x1) << 9) +#define G_000338_D2VGA_SYNC_POLARITY_SELECT(x) (((x) >> 9) & 0x1) +#define C_000338_D2VGA_SYNC_POLARITY_SELECT 0xFFFFFDFF +#define S_000338_D2VGA_OVERSCAN_TIMING_SELECT(x) (((x) & 0x1) << 10) +#define G_000338_D2VGA_OVERSCAN_TIMING_SELECT(x) (((x) >> 10) & 0x1) +#define C_000338_D2VGA_OVERSCAN_TIMING_SELECT 0xFFFFFBFF +#define S_000338_D2VGA_OVERSCAN_COLOR_EN(x) (((x) & 0x1) << 16) +#define G_000338_D2VGA_OVERSCAN_COLOR_EN(x) (((x) >> 16) & 0x1) +#define C_000338_D2VGA_OVERSCAN_COLOR_EN 0xFFFEFFFF +#define S_000338_D2VGA_ROTATE(x) (((x) & 0x3) << 24) +#define G_000338_D2VGA_ROTATE(x) (((x) >> 24) & 0x3) +#define C_000338_D2VGA_ROTATE 0xFCFFFFFF +#define R_0007C0_CP_STAT 0x0007C0 +#define S_0007C0_MRU_BUSY(x) (((x) & 0x1) << 0) +#define G_0007C0_MRU_BUSY(x) (((x) >> 0) & 0x1) +#define C_0007C0_MRU_BUSY 0xFFFFFFFE +#define S_0007C0_MWU_BUSY(x) (((x) & 0x1) << 1) +#define G_0007C0_MWU_BUSY(x) (((x) >> 1) & 0x1) +#define C_0007C0_MWU_BUSY 0xFFFFFFFD +#define S_0007C0_RSIU_BUSY(x) (((x) & 0x1) << 2) +#define G_0007C0_RSIU_BUSY(x) (((x) >> 2) & 0x1) +#define C_0007C0_RSIU_BUSY 0xFFFFFFFB +#define S_0007C0_RCIU_BUSY(x) (((x) & 0x1) << 3) +#define G_0007C0_RCIU_BUSY(x) (((x) >> 3) & 0x1) +#define C_0007C0_RCIU_BUSY 0xFFFFFFF7 +#define S_0007C0_CSF_PRIMARY_BUSY(x) (((x) & 0x1) << 9) +#define G_0007C0_CSF_PRIMARY_BUSY(x) (((x) >> 9) & 0x1) +#define C_0007C0_CSF_PRIMARY_BUSY 0xFFFFFDFF +#define S_0007C0_CSF_INDIRECT_BUSY(x) (((x) & 0x1) << 10) +#define G_0007C0_CSF_INDIRECT_BUSY(x) (((x) >> 10) & 0x1) +#define C_0007C0_CSF_INDIRECT_BUSY 0xFFFFFBFF +#define S_0007C0_CSQ_PRIMARY_BUSY(x) (((x) & 0x1) << 11) +#define G_0007C0_CSQ_PRIMARY_BUSY(x) (((x) >> 11) & 0x1) +#define C_0007C0_CSQ_PRIMARY_BUSY 0xFFFFF7FF +#define S_0007C0_CSQ_INDIRECT_BUSY(x) (((x) & 0x1) << 12) +#define G_0007C0_CSQ_INDIRECT_BUSY(x) (((x) >> 12) & 0x1) +#define C_0007C0_CSQ_INDIRECT_BUSY 0xFFFFEFFF +#define S_0007C0_CSI_BUSY(x) (((x) & 0x1) << 13) +#define G_0007C0_CSI_BUSY(x) (((x) >> 13) & 0x1) +#define C_0007C0_CSI_BUSY 0xFFFFDFFF +#define S_0007C0_CSF_INDIRECT2_BUSY(x) (((x) & 0x1) << 14) +#define G_0007C0_CSF_INDIRECT2_BUSY(x) (((x) >> 14) & 0x1) +#define C_0007C0_CSF_INDIRECT2_BUSY 0xFFFFBFFF +#define S_0007C0_CSQ_INDIRECT2_BUSY(x) (((x) & 0x1) << 15) +#define G_0007C0_CSQ_INDIRECT2_BUSY(x) (((x) >> 15) & 0x1) +#define C_0007C0_CSQ_INDIRECT2_BUSY 0xFFFF7FFF +#define S_0007C0_GUIDMA_BUSY(x) (((x) & 0x1) << 28) +#define G_0007C0_GUIDMA_BUSY(x) (((x) >> 28) & 0x1) +#define C_0007C0_GUIDMA_BUSY 0xEFFFFFFF +#define S_0007C0_VIDDMA_BUSY(x) (((x) & 0x1) << 29) +#define G_0007C0_VIDDMA_BUSY(x) (((x) >> 29) & 0x1) +#define C_0007C0_VIDDMA_BUSY 0xDFFFFFFF +#define S_0007C0_CMDSTRM_BUSY(x) (((x) & 0x1) << 30) +#define G_0007C0_CMDSTRM_BUSY(x) (((x) >> 30) & 0x1) +#define C_0007C0_CMDSTRM_BUSY 0xBFFFFFFF +#define S_0007C0_CP_BUSY(x) (((x) & 0x1) << 31) +#define G_0007C0_CP_BUSY(x) (((x) >> 31) & 0x1) +#define C_0007C0_CP_BUSY 0x7FFFFFFF +#define R_000E40_RBBM_STATUS 0x000E40 +#define S_000E40_CMDFIFO_AVAIL(x) (((x) & 0x7F) << 0) +#define G_000E40_CMDFIFO_AVAIL(x) (((x) >> 0) & 0x7F) +#define C_000E40_CMDFIFO_AVAIL 0xFFFFFF80 +#define S_000E40_HIRQ_ON_RBB(x) (((x) & 0x1) << 8) +#define G_000E40_HIRQ_ON_RBB(x) (((x) >> 8) & 0x1) +#define C_000E40_HIRQ_ON_RBB 0xFFFFFEFF +#define S_000E40_CPRQ_ON_RBB(x) (((x) & 0x1) << 9) +#define G_000E40_CPRQ_ON_RBB(x) (((x) >> 9) & 0x1) +#define C_000E40_CPRQ_ON_RBB 0xFFFFFDFF +#define S_000E40_CFRQ_ON_RBB(x) (((x) & 0x1) << 10) +#define G_000E40_CFRQ_ON_RBB(x) (((x) >> 10) & 0x1) +#define C_000E40_CFRQ_ON_RBB 0xFFFFFBFF +#define S_000E40_HIRQ_IN_RTBUF(x) (((x) & 0x1) << 11) +#define G_000E40_HIRQ_IN_RTBUF(x) (((x) >> 11) & 0x1) +#define C_000E40_HIRQ_IN_RTBUF 0xFFFFF7FF +#define S_000E40_CPRQ_IN_RTBUF(x) (((x) & 0x1) << 12) +#define G_000E40_CPRQ_IN_RTBUF(x) (((x) >> 12) & 0x1) +#define C_000E40_CPRQ_IN_RTBUF 0xFFFFEFFF +#define S_000E40_CFRQ_IN_RTBUF(x) (((x) & 0x1) << 13) +#define G_000E40_CFRQ_IN_RTBUF(x) (((x) >> 13) & 0x1) +#define C_000E40_CFRQ_IN_RTBUF 0xFFFFDFFF +#define S_000E40_CF_PIPE_BUSY(x) (((x) & 0x1) << 14) +#define G_000E40_CF_PIPE_BUSY(x) (((x) >> 14) & 0x1) +#define C_000E40_CF_PIPE_BUSY 0xFFFFBFFF +#define S_000E40_ENG_EV_BUSY(x) (((x) & 0x1) << 15) +#define G_000E40_ENG_EV_BUSY(x) (((x) >> 15) & 0x1) +#define C_000E40_ENG_EV_BUSY 0xFFFF7FFF +#define S_000E40_CP_CMDSTRM_BUSY(x) (((x) & 0x1) << 16) +#define G_000E40_CP_CMDSTRM_BUSY(x) (((x) >> 16) & 0x1) +#define C_000E40_CP_CMDSTRM_BUSY 0xFFFEFFFF +#define S_000E40_E2_BUSY(x) (((x) & 0x1) << 17) +#define G_000E40_E2_BUSY(x) (((x) >> 17) & 0x1) +#define C_000E40_E2_BUSY 0xFFFDFFFF +#define S_000E40_RB2D_BUSY(x) (((x) & 0x1) << 18) +#define G_000E40_RB2D_BUSY(x) (((x) >> 18) & 0x1) +#define C_000E40_RB2D_BUSY 0xFFFBFFFF +#define S_000E40_RB3D_BUSY(x) (((x) & 0x1) << 19) +#define G_000E40_RB3D_BUSY(x) (((x) >> 19) & 0x1) +#define C_000E40_RB3D_BUSY 0xFFF7FFFF +#define S_000E40_VAP_BUSY(x) (((x) & 0x1) << 20) +#define G_000E40_VAP_BUSY(x) (((x) >> 20) & 0x1) +#define C_000E40_VAP_BUSY 0xFFEFFFFF +#define S_000E40_RE_BUSY(x) (((x) & 0x1) << 21) +#define G_000E40_RE_BUSY(x) (((x) >> 21) & 0x1) +#define C_000E40_RE_BUSY 0xFFDFFFFF +#define S_000E40_TAM_BUSY(x) (((x) & 0x1) << 22) +#define G_000E40_TAM_BUSY(x) (((x) >> 22) & 0x1) +#define C_000E40_TAM_BUSY 0xFFBFFFFF +#define S_000E40_TDM_BUSY(x) (((x) & 0x1) << 23) +#define G_000E40_TDM_BUSY(x) (((x) >> 23) & 0x1) +#define C_000E40_TDM_BUSY 0xFF7FFFFF +#define S_000E40_PB_BUSY(x) (((x) & 0x1) << 24) +#define G_000E40_PB_BUSY(x) (((x) >> 24) & 0x1) +#define C_000E40_PB_BUSY 0xFEFFFFFF +#define S_000E40_TIM_BUSY(x) (((x) & 0x1) << 25) +#define G_000E40_TIM_BUSY(x) (((x) >> 25) & 0x1) +#define C_000E40_TIM_BUSY 0xFDFFFFFF +#define S_000E40_GA_BUSY(x) (((x) & 0x1) << 26) +#define G_000E40_GA_BUSY(x) (((x) >> 26) & 0x1) +#define C_000E40_GA_BUSY 0xFBFFFFFF +#define S_000E40_CBA2D_BUSY(x) (((x) & 0x1) << 27) +#define G_000E40_CBA2D_BUSY(x) (((x) >> 27) & 0x1) +#define C_000E40_CBA2D_BUSY 0xF7FFFFFF +#define S_000E40_RBBM_HIBUSY(x) (((x) & 0x1) << 28) +#define G_000E40_RBBM_HIBUSY(x) (((x) >> 28) & 0x1) +#define C_000E40_RBBM_HIBUSY 0xEFFFFFFF +#define S_000E40_SKID_CFBUSY(x) (((x) & 0x1) << 29) +#define G_000E40_SKID_CFBUSY(x) (((x) >> 29) & 0x1) +#define C_000E40_SKID_CFBUSY 0xDFFFFFFF +#define S_000E40_VAP_VF_BUSY(x) (((x) & 0x1) << 30) +#define G_000E40_VAP_VF_BUSY(x) (((x) >> 30) & 0x1) +#define C_000E40_VAP_VF_BUSY 0xBFFFFFFF +#define S_000E40_GUI_ACTIVE(x) (((x) & 0x1) << 31) +#define G_000E40_GUI_ACTIVE(x) (((x) >> 31) & 0x1) +#define C_000E40_GUI_ACTIVE 0x7FFFFFFF +#define R_006080_D1CRTC_CONTROL 0x006080 +#define S_006080_D1CRTC_MASTER_EN(x) (((x) & 0x1) << 0) +#define G_006080_D1CRTC_MASTER_EN(x) (((x) >> 0) & 0x1) +#define C_006080_D1CRTC_MASTER_EN 0xFFFFFFFE +#define S_006080_D1CRTC_SYNC_RESET_SEL(x) (((x) & 0x1) << 4) +#define G_006080_D1CRTC_SYNC_RESET_SEL(x) (((x) >> 4) & 0x1) +#define C_006080_D1CRTC_SYNC_RESET_SEL 0xFFFFFFEF +#define S_006080_D1CRTC_DISABLE_POINT_CNTL(x) (((x) & 0x3) << 8) +#define G_006080_D1CRTC_DISABLE_POINT_CNTL(x) (((x) >> 8) & 0x3) +#define C_006080_D1CRTC_DISABLE_POINT_CNTL 0xFFFFFCFF +#define S_006080_D1CRTC_CURRENT_MASTER_EN_STATE(x) (((x) & 0x1) << 16) +#define G_006080_D1CRTC_CURRENT_MASTER_EN_STATE(x) (((x) >> 16) & 0x1) +#define C_006080_D1CRTC_CURRENT_MASTER_EN_STATE 0xFFFEFFFF +#define S_006080_D1CRTC_DISP_READ_REQUEST_DISABLE(x) (((x) & 0x1) << 24) +#define G_006080_D1CRTC_DISP_READ_REQUEST_DISABLE(x) (((x) >> 24) & 0x1) +#define C_006080_D1CRTC_DISP_READ_REQUEST_DISABLE 0xFEFFFFFF +#define R_0060E8_D1CRTC_UPDATE_LOCK 0x0060E8 +#define S_0060E8_D1CRTC_UPDATE_LOCK(x) (((x) & 0x1) << 0) +#define G_0060E8_D1CRTC_UPDATE_LOCK(x) (((x) >> 0) & 0x1) +#define C_0060E8_D1CRTC_UPDATE_LOCK 0xFFFFFFFE +#define R_006110_D1GRPH_PRIMARY_SURFACE_ADDRESS 0x006110 +#define S_006110_D1GRPH_PRIMARY_SURFACE_ADDRESS(x) (((x) & 0xFFFFFFFF) << 0) +#define G_006110_D1GRPH_PRIMARY_SURFACE_ADDRESS(x) (((x) >> 0) & 0xFFFFFFFF) +#define C_006110_D1GRPH_PRIMARY_SURFACE_ADDRESS 0x00000000 +#define R_006118_D1GRPH_SECONDARY_SURFACE_ADDRESS 0x006118 +#define S_006118_D1GRPH_SECONDARY_SURFACE_ADDRESS(x) (((x) & 0xFFFFFFFF) << 0) +#define G_006118_D1GRPH_SECONDARY_SURFACE_ADDRESS(x) (((x) >> 0) & 0xFFFFFFFF) +#define C_006118_D1GRPH_SECONDARY_SURFACE_ADDRESS 0x00000000 +#define R_006880_D2CRTC_CONTROL 0x006880 +#define S_006880_D2CRTC_MASTER_EN(x) (((x) & 0x1) << 0) +#define G_006880_D2CRTC_MASTER_EN(x) (((x) >> 0) & 0x1) +#define C_006880_D2CRTC_MASTER_EN 0xFFFFFFFE +#define S_006880_D2CRTC_SYNC_RESET_SEL(x) (((x) & 0x1) << 4) +#define G_006880_D2CRTC_SYNC_RESET_SEL(x) (((x) >> 4) & 0x1) +#define C_006880_D2CRTC_SYNC_RESET_SEL 0xFFFFFFEF +#define S_006880_D2CRTC_DISABLE_POINT_CNTL(x) (((x) & 0x3) << 8) +#define G_006880_D2CRTC_DISABLE_POINT_CNTL(x) (((x) >> 8) & 0x3) +#define C_006880_D2CRTC_DISABLE_POINT_CNTL 0xFFFFFCFF +#define S_006880_D2CRTC_CURRENT_MASTER_EN_STATE(x) (((x) & 0x1) << 16) +#define G_006880_D2CRTC_CURRENT_MASTER_EN_STATE(x) (((x) >> 16) & 0x1) +#define C_006880_D2CRTC_CURRENT_MASTER_EN_STATE 0xFFFEFFFF +#define S_006880_D2CRTC_DISP_READ_REQUEST_DISABLE(x) (((x) & 0x1) << 24) +#define G_006880_D2CRTC_DISP_READ_REQUEST_DISABLE(x) (((x) >> 24) & 0x1) +#define C_006880_D2CRTC_DISP_READ_REQUEST_DISABLE 0xFEFFFFFF +#define R_0068E8_D2CRTC_UPDATE_LOCK 0x0068E8 +#define S_0068E8_D2CRTC_UPDATE_LOCK(x) (((x) & 0x1) << 0) +#define G_0068E8_D2CRTC_UPDATE_LOCK(x) (((x) >> 0) & 0x1) +#define C_0068E8_D2CRTC_UPDATE_LOCK 0xFFFFFFFE +#define R_006910_D2GRPH_PRIMARY_SURFACE_ADDRESS 0x006910 +#define S_006910_D2GRPH_PRIMARY_SURFACE_ADDRESS(x) (((x) & 0xFFFFFFFF) << 0) +#define G_006910_D2GRPH_PRIMARY_SURFACE_ADDRESS(x) (((x) >> 0) & 0xFFFFFFFF) +#define C_006910_D2GRPH_PRIMARY_SURFACE_ADDRESS 0x00000000 +#define R_006918_D2GRPH_SECONDARY_SURFACE_ADDRESS 0x006918 +#define S_006918_D2GRPH_SECONDARY_SURFACE_ADDRESS(x) (((x) & 0xFFFFFFFF) << 0) +#define G_006918_D2GRPH_SECONDARY_SURFACE_ADDRESS(x) (((x) >> 0) & 0xFFFFFFFF) +#define C_006918_D2GRPH_SECONDARY_SURFACE_ADDRESS 0x00000000 + + +#define R_000001_MC_FB_LOCATION 0x000001 +#define S_000001_MC_FB_START(x) (((x) & 0xFFFF) << 0) +#define G_000001_MC_FB_START(x) (((x) >> 0) & 0xFFFF) +#define C_000001_MC_FB_START 0xFFFF0000 +#define S_000001_MC_FB_TOP(x) (((x) & 0xFFFF) << 16) +#define G_000001_MC_FB_TOP(x) (((x) >> 16) & 0xFFFF) +#define C_000001_MC_FB_TOP 0x0000FFFF +#define R_000002_MC_AGP_LOCATION 0x000002 +#define S_000002_MC_AGP_START(x) (((x) & 0xFFFF) << 0) +#define G_000002_MC_AGP_START(x) (((x) >> 0) & 0xFFFF) +#define C_000002_MC_AGP_START 0xFFFF0000 +#define S_000002_MC_AGP_TOP(x) (((x) & 0xFFFF) << 16) +#define G_000002_MC_AGP_TOP(x) (((x) >> 16) & 0xFFFF) +#define C_000002_MC_AGP_TOP 0x0000FFFF +#define R_000003_MC_AGP_BASE 0x000003 +#define S_000003_AGP_BASE_ADDR(x) (((x) & 0xFFFFFFFF) << 0) +#define G_000003_AGP_BASE_ADDR(x) (((x) >> 0) & 0xFFFFFFFF) +#define C_000003_AGP_BASE_ADDR 0x00000000 +#define R_000004_MC_AGP_BASE_2 0x000004 +#define S_000004_AGP_BASE_ADDR_2(x) (((x) & 0xF) << 0) +#define G_000004_AGP_BASE_ADDR_2(x) (((x) >> 0) & 0xF) +#define C_000004_AGP_BASE_ADDR_2 0xFFFFFFF0 + +#define R_00000F_CP_DYN_CNTL 0x00000F +#define S_00000F_CP_FORCEON(x) (((x) & 0x1) << 0) +#define G_00000F_CP_FORCEON(x) (((x) >> 0) & 0x1) +#define C_00000F_CP_FORCEON 0xFFFFFFFE +#define S_00000F_CP_MAX_DYN_STOP_LAT(x) (((x) & 0x1) << 1) +#define G_00000F_CP_MAX_DYN_STOP_LAT(x) (((x) >> 1) & 0x1) +#define C_00000F_CP_MAX_DYN_STOP_LAT 0xFFFFFFFD +#define S_00000F_CP_CLOCK_STATUS(x) (((x) & 0x1) << 2) +#define G_00000F_CP_CLOCK_STATUS(x) (((x) >> 2) & 0x1) +#define C_00000F_CP_CLOCK_STATUS 0xFFFFFFFB +#define S_00000F_CP_PROG_SHUTOFF(x) (((x) & 0x1) << 3) +#define G_00000F_CP_PROG_SHUTOFF(x) (((x) >> 3) & 0x1) +#define C_00000F_CP_PROG_SHUTOFF 0xFFFFFFF7 +#define S_00000F_CP_PROG_DELAY_VALUE(x) (((x) & 0xFF) << 4) +#define G_00000F_CP_PROG_DELAY_VALUE(x) (((x) >> 4) & 0xFF) +#define C_00000F_CP_PROG_DELAY_VALUE 0xFFFFF00F +#define S_00000F_CP_LOWER_POWER_IDLE(x) (((x) & 0xFF) << 12) +#define G_00000F_CP_LOWER_POWER_IDLE(x) (((x) >> 12) & 0xFF) +#define C_00000F_CP_LOWER_POWER_IDLE 0xFFF00FFF +#define S_00000F_CP_LOWER_POWER_IGNORE(x) (((x) & 0x1) << 20) +#define G_00000F_CP_LOWER_POWER_IGNORE(x) (((x) >> 20) & 0x1) +#define C_00000F_CP_LOWER_POWER_IGNORE 0xFFEFFFFF +#define S_00000F_CP_NORMAL_POWER_IGNORE(x) (((x) & 0x1) << 21) +#define G_00000F_CP_NORMAL_POWER_IGNORE(x) (((x) >> 21) & 0x1) +#define C_00000F_CP_NORMAL_POWER_IGNORE 0xFFDFFFFF +#define S_00000F_SPARE(x) (((x) & 0x3) << 22) +#define G_00000F_SPARE(x) (((x) >> 22) & 0x3) +#define C_00000F_SPARE 0xFF3FFFFF +#define S_00000F_CP_NORMAL_POWER_BUSY(x) (((x) & 0xFF) << 24) +#define G_00000F_CP_NORMAL_POWER_BUSY(x) (((x) >> 24) & 0xFF) +#define C_00000F_CP_NORMAL_POWER_BUSY 0x00FFFFFF +#define R_000011_E2_DYN_CNTL 0x000011 +#define S_000011_E2_FORCEON(x) (((x) & 0x1) << 0) +#define G_000011_E2_FORCEON(x) (((x) >> 0) & 0x1) +#define C_000011_E2_FORCEON 0xFFFFFFFE +#define S_000011_E2_MAX_DYN_STOP_LAT(x) (((x) & 0x1) << 1) +#define G_000011_E2_MAX_DYN_STOP_LAT(x) (((x) >> 1) & 0x1) +#define C_000011_E2_MAX_DYN_STOP_LAT 0xFFFFFFFD +#define S_000011_E2_CLOCK_STATUS(x) (((x) & 0x1) << 2) +#define G_000011_E2_CLOCK_STATUS(x) (((x) >> 2) & 0x1) +#define C_000011_E2_CLOCK_STATUS 0xFFFFFFFB +#define S_000011_E2_PROG_SHUTOFF(x) (((x) & 0x1) << 3) +#define G_000011_E2_PROG_SHUTOFF(x) (((x) >> 3) & 0x1) +#define C_000011_E2_PROG_SHUTOFF 0xFFFFFFF7 +#define S_000011_E2_PROG_DELAY_VALUE(x) (((x) & 0xFF) << 4) +#define G_000011_E2_PROG_DELAY_VALUE(x) (((x) >> 4) & 0xFF) +#define C_000011_E2_PROG_DELAY_VALUE 0xFFFFF00F +#define S_000011_E2_LOWER_POWER_IDLE(x) (((x) & 0xFF) << 12) +#define G_000011_E2_LOWER_POWER_IDLE(x) (((x) >> 12) & 0xFF) +#define C_000011_E2_LOWER_POWER_IDLE 0xFFF00FFF +#define S_000011_E2_LOWER_POWER_IGNORE(x) (((x) & 0x1) << 20) +#define G_000011_E2_LOWER_POWER_IGNORE(x) (((x) >> 20) & 0x1) +#define C_000011_E2_LOWER_POWER_IGNORE 0xFFEFFFFF +#define S_000011_E2_NORMAL_POWER_IGNORE(x) (((x) & 0x1) << 21) +#define G_000011_E2_NORMAL_POWER_IGNORE(x) (((x) >> 21) & 0x1) +#define C_000011_E2_NORMAL_POWER_IGNORE 0xFFDFFFFF +#define S_000011_SPARE(x) (((x) & 0x3) << 22) +#define G_000011_SPARE(x) (((x) >> 22) & 0x3) +#define C_000011_SPARE 0xFF3FFFFF +#define S_000011_E2_NORMAL_POWER_BUSY(x) (((x) & 0xFF) << 24) +#define G_000011_E2_NORMAL_POWER_BUSY(x) (((x) >> 24) & 0xFF) +#define C_000011_E2_NORMAL_POWER_BUSY 0x00FFFFFF +#define R_000013_IDCT_DYN_CNTL 0x000013 +#define S_000013_IDCT_FORCEON(x) (((x) & 0x1) << 0) +#define G_000013_IDCT_FORCEON(x) (((x) >> 0) & 0x1) +#define C_000013_IDCT_FORCEON 0xFFFFFFFE +#define S_000013_IDCT_MAX_DYN_STOP_LAT(x) (((x) & 0x1) << 1) +#define G_000013_IDCT_MAX_DYN_STOP_LAT(x) (((x) >> 1) & 0x1) +#define C_000013_IDCT_MAX_DYN_STOP_LAT 0xFFFFFFFD +#define S_000013_IDCT_CLOCK_STATUS(x) (((x) & 0x1) << 2) +#define G_000013_IDCT_CLOCK_STATUS(x) (((x) >> 2) & 0x1) +#define C_000013_IDCT_CLOCK_STATUS 0xFFFFFFFB +#define S_000013_IDCT_PROG_SHUTOFF(x) (((x) & 0x1) << 3) +#define G_000013_IDCT_PROG_SHUTOFF(x) (((x) >> 3) & 0x1) +#define C_000013_IDCT_PROG_SHUTOFF 0xFFFFFFF7 +#define S_000013_IDCT_PROG_DELAY_VALUE(x) (((x) & 0xFF) << 4) +#define G_000013_IDCT_PROG_DELAY_VALUE(x) (((x) >> 4) & 0xFF) +#define C_000013_IDCT_PROG_DELAY_VALUE 0xFFFFF00F +#define S_000013_IDCT_LOWER_POWER_IDLE(x) (((x) & 0xFF) << 12) +#define G_000013_IDCT_LOWER_POWER_IDLE(x) (((x) >> 12) & 0xFF) +#define C_000013_IDCT_LOWER_POWER_IDLE 0xFFF00FFF +#define S_000013_IDCT_LOWER_POWER_IGNORE(x) (((x) & 0x1) << 20) +#define G_000013_IDCT_LOWER_POWER_IGNORE(x) (((x) >> 20) & 0x1) +#define C_000013_IDCT_LOWER_POWER_IGNORE 0xFFEFFFFF +#define S_000013_IDCT_NORMAL_POWER_IGNORE(x) (((x) & 0x1) << 21) +#define G_000013_IDCT_NORMAL_POWER_IGNORE(x) (((x) >> 21) & 0x1) +#define C_000013_IDCT_NORMAL_POWER_IGNORE 0xFFDFFFFF +#define S_000013_SPARE(x) (((x) & 0x3) << 22) +#define G_000013_SPARE(x) (((x) >> 22) & 0x3) +#define C_000013_SPARE 0xFF3FFFFF +#define S_000013_IDCT_NORMAL_POWER_BUSY(x) (((x) & 0xFF) << 24) +#define G_000013_IDCT_NORMAL_POWER_BUSY(x) (((x) >> 24) & 0xFF) +#define C_000013_IDCT_NORMAL_POWER_BUSY 0x00FFFFFF + +#endif diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c index b574c73a510..e0b97d16139 100644 --- a/drivers/gpu/drm/radeon/rv770.c +++ b/drivers/gpu/drm/radeon/rv770.c @@ -31,8 +31,8 @@ #include "radeon.h" #include "radeon_drm.h" #include "rv770d.h" -#include "avivod.h" #include "atom.h" +#include "avivod.h" #define R700_PFP_UCODE_SIZE 848 #define R700_PM4_UCODE_SIZE 1360 @@ -231,7 +231,7 @@ static void rv770_mc_resume(struct radeon_device *rdev) /* we need to own VRAM, so turn off the VGA renderer here * to stop it overwriting our objects */ - radeon_avivo_vga_render_disable(rdev); + rv515_vga_render_disable(rdev); } @@ -801,6 +801,13 @@ int rv770_mc_init(struct radeon_device *rdev) /* Setup GPU memory space */ rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE); rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE); + + if (rdev->mc.mc_vram_size > rdev->mc.aper_size) + rdev->mc.mc_vram_size = rdev->mc.aper_size; + + if (rdev->mc.real_vram_size > rdev->mc.aper_size) + rdev->mc.real_vram_size = rdev->mc.aper_size; + if (rdev->flags & RADEON_IS_AGP) { r = radeon_agp_init(rdev); if (r) diff --git a/drivers/gpu/drm/ttm/ttm_bo_vm.c b/drivers/gpu/drm/ttm/ttm_bo_vm.c index 33de7637c0c..1c040d04033 100644 --- a/drivers/gpu/drm/ttm/ttm_bo_vm.c +++ b/drivers/gpu/drm/ttm/ttm_bo_vm.c @@ -228,7 +228,7 @@ static void ttm_bo_vm_close(struct vm_area_struct *vma) vma->vm_private_data = NULL; } -static struct vm_operations_struct ttm_bo_vm_ops = { +static const struct vm_operations_struct ttm_bo_vm_ops = { .fault = ttm_bo_vm_fault, .open = ttm_bo_vm_open, .close = ttm_bo_vm_close diff --git a/drivers/i2c/busses/i2c-scmi.c b/drivers/i2c/busses/i2c-scmi.c index 276a046ac93..b4a55d407bf 100644 --- a/drivers/i2c/busses/i2c-scmi.c +++ b/drivers/i2c/busses/i2c-scmi.c @@ -369,9 +369,8 @@ static int acpi_smbus_cmi_add(struct acpi_device *device) goto err; snprintf(smbus_cmi->adapter.name, sizeof(smbus_cmi->adapter.name), - "SMBus CMI adapter %s (%s)", - acpi_device_name(device), - acpi_device_uid(device)); + "SMBus CMI adapter %s", + acpi_device_name(device)); smbus_cmi->adapter.owner = THIS_MODULE; smbus_cmi->adapter.algo = &acpi_smbus_cmi_algorithm; smbus_cmi->adapter.algo_data = smbus_cmi; diff --git a/drivers/ieee1394/dma.c b/drivers/ieee1394/dma.c index 1aba8c13fe8..8e7e3344c4b 100644 --- a/drivers/ieee1394/dma.c +++ b/drivers/ieee1394/dma.c @@ -247,7 +247,7 @@ static int dma_region_pagefault(struct vm_area_struct *vma, return 0; } -static struct vm_operations_struct dma_region_vm_ops = { +static const struct vm_operations_struct dma_region_vm_ops = { .fault = dma_region_pagefault, }; diff --git a/drivers/infiniband/hw/ehca/ehca_uverbs.c b/drivers/infiniband/hw/ehca/ehca_uverbs.c index 3cb688d2913..f1565cae8ec 100644 --- a/drivers/infiniband/hw/ehca/ehca_uverbs.c +++ b/drivers/infiniband/hw/ehca/ehca_uverbs.c @@ -95,7 +95,7 @@ static void ehca_mm_close(struct vm_area_struct *vma) vma->vm_start, vma->vm_end, *count); } -static struct vm_operations_struct vm_ops = { +static const struct vm_operations_struct vm_ops = { .open = ehca_mm_open, .close = ehca_mm_close, }; diff --git a/drivers/infiniband/hw/ipath/ipath_file_ops.c b/drivers/infiniband/hw/ipath/ipath_file_ops.c index 38a28700661..40dbe54056c 100644 --- a/drivers/infiniband/hw/ipath/ipath_file_ops.c +++ b/drivers/infiniband/hw/ipath/ipath_file_ops.c @@ -1151,7 +1151,7 @@ static int ipath_file_vma_fault(struct vm_area_struct *vma, return 0; } -static struct vm_operations_struct ipath_file_vm_ops = { +static const struct vm_operations_struct ipath_file_vm_ops = { .fault = ipath_file_vma_fault, }; diff --git a/drivers/infiniband/hw/ipath/ipath_mmap.c b/drivers/infiniband/hw/ipath/ipath_mmap.c index fa830e22002..b28865faf43 100644 --- a/drivers/infiniband/hw/ipath/ipath_mmap.c +++ b/drivers/infiniband/hw/ipath/ipath_mmap.c @@ -74,7 +74,7 @@ static void ipath_vma_close(struct vm_area_struct *vma) kref_put(&ip->ref, ipath_release_mmap_info); } -static struct vm_operations_struct ipath_vm_ops = { +static const struct vm_operations_struct ipath_vm_ops = { .open = ipath_vma_open, .close = ipath_vma_close, }; diff --git a/drivers/isdn/hardware/mISDN/Kconfig b/drivers/isdn/hardware/mISDN/Kconfig index bde55d7287f..eadc1cd34a2 100644 --- a/drivers/isdn/hardware/mISDN/Kconfig +++ b/drivers/isdn/hardware/mISDN/Kconfig @@ -78,6 +78,7 @@ config MISDN_NETJET depends on PCI select MISDN_IPAC select ISDN_HDLC + select ISDN_I4L help Enable support for Traverse Technologies NETJet PCI cards. diff --git a/drivers/isdn/i4l/Kconfig b/drivers/isdn/i4l/Kconfig index dd744ffd240..07c4e49f9e7 100644 --- a/drivers/isdn/i4l/Kconfig +++ b/drivers/isdn/i4l/Kconfig @@ -141,8 +141,7 @@ endmenu endif config ISDN_HDLC - tristate - depends on HISAX_ST5481 + tristate select CRC_CCITT select BITREVERSE diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig index 7c8e7122aaa..e4f599f20e3 100644 --- a/drivers/leds/Kconfig +++ b/drivers/leds/Kconfig @@ -150,9 +150,9 @@ config LEDS_LP3944 tristate "LED Support for N.S. LP3944 (Fun Light) I2C chip" depends on LEDS_CLASS && I2C help - This option enables support for LEDs connected to the National - Semiconductor LP3944 Lighting Management Unit (LMU) also known as - Fun Light Chip. + This option enables support for LEDs connected to the National + Semiconductor LP3944 Lighting Management Unit (LMU) also known as + Fun Light Chip. To compile this driver as a module, choose M here: the module will be called leds-lp3944. @@ -195,6 +195,13 @@ config LEDS_PCA955X LED driver chips accessed via the I2C bus. Supported devices include PCA9550, PCA9551, PCA9552, and PCA9553. +config LEDS_WM831X_STATUS + tristate "LED support for status LEDs on WM831x PMICs" + depends on LEDS_CLASS && MFD_WM831X + help + This option enables support for the status LEDs of the WM831x + series of PMICs. + config LEDS_WM8350 tristate "LED Support for WM8350 AudioPlus PMIC" depends on LEDS_CLASS && MFD_WM8350 diff --git a/drivers/leds/Makefile b/drivers/leds/Makefile index e8cdcf77a4c..46d72704d60 100644 --- a/drivers/leds/Makefile +++ b/drivers/leds/Makefile @@ -26,6 +26,7 @@ obj-$(CONFIG_LEDS_HP6XX) += leds-hp6xx.o obj-$(CONFIG_LEDS_FSG) += leds-fsg.o obj-$(CONFIG_LEDS_PCA955X) += leds-pca955x.o obj-$(CONFIG_LEDS_DA903X) += leds-da903x.o +obj-$(CONFIG_LEDS_WM831X_STATUS) += leds-wm831x-status.o obj-$(CONFIG_LEDS_WM8350) += leds-wm8350.o obj-$(CONFIG_LEDS_PWM) += leds-pwm.o diff --git a/drivers/leds/leds-clevo-mail.c b/drivers/leds/leds-clevo-mail.c index f2242db5401..a498135a4e8 100644 --- a/drivers/leds/leds-clevo-mail.c +++ b/drivers/leds/leds-clevo-mail.c @@ -153,7 +153,7 @@ static struct led_classdev clevo_mail_led = { .flags = LED_CORE_SUSPENDRESUME, }; -static int __init clevo_mail_led_probe(struct platform_device *pdev) +static int __devinit clevo_mail_led_probe(struct platform_device *pdev) { return led_classdev_register(&pdev->dev, &clevo_mail_led); } diff --git a/drivers/leds/leds-cobalt-qube.c b/drivers/leds/leds-cobalt-qube.c index 059aa2924b1..8816806accd 100644 --- a/drivers/leds/leds-cobalt-qube.c +++ b/drivers/leds/leds-cobalt-qube.c @@ -28,7 +28,7 @@ static void qube_front_led_set(struct led_classdev *led_cdev, } static struct led_classdev qube_front_led = { - .name = "qube-front", + .name = "qube::front", .brightness = LED_FULL, .brightness_set = qube_front_led_set, .default_trigger = "ide-disk", diff --git a/drivers/leds/leds-cobalt-raq.c b/drivers/leds/leds-cobalt-raq.c index 5f1ce810815..defc212105f 100644 --- a/drivers/leds/leds-cobalt-raq.c +++ b/drivers/leds/leds-cobalt-raq.c @@ -49,7 +49,7 @@ static void raq_web_led_set(struct led_classdev *led_cdev, } static struct led_classdev raq_web_led = { - .name = "raq-web", + .name = "raq::web", .brightness_set = raq_web_led_set, }; @@ -70,7 +70,7 @@ static void raq_power_off_led_set(struct led_classdev *led_cdev, } static struct led_classdev raq_power_off_led = { - .name = "raq-power-off", + .name = "raq::power-off", .brightness_set = raq_power_off_led_set, .default_trigger = "power-off", }; diff --git a/drivers/leds/leds-gpio.c b/drivers/leds/leds-gpio.c index 6b06638eb5b..7467980b8cf 100644 --- a/drivers/leds/leds-gpio.c +++ b/drivers/leds/leds-gpio.c @@ -80,7 +80,7 @@ static int __devinit create_gpio_led(const struct gpio_led *template, /* skip leds that aren't available */ if (!gpio_is_valid(template->gpio)) { - printk(KERN_INFO "Skipping unavilable LED gpio %d (%s)\n", + printk(KERN_INFO "Skipping unavailable LED gpio %d (%s)\n", template->gpio, template->name); return 0; } diff --git a/drivers/leds/leds-pca9532.c b/drivers/leds/leds-pca9532.c index dba8921240f..708a8017c21 100644 --- a/drivers/leds/leds-pca9532.c +++ b/drivers/leds/leds-pca9532.c @@ -34,7 +34,7 @@ struct pca9532_data { struct i2c_client *client; struct pca9532_led leds[16]; struct mutex update_lock; - struct input_dev *idev; + struct input_dev *idev; struct work_struct work; u8 pwm[2]; u8 psc[2]; @@ -53,9 +53,9 @@ MODULE_DEVICE_TABLE(i2c, pca9532_id); static struct i2c_driver pca9532_driver = { .driver = { - .name = "pca9532", + .name = "pca9532", }, - .probe = pca9532_probe, + .probe = pca9532_probe, .remove = pca9532_remove, .id_table = pca9532_id, }; @@ -149,7 +149,7 @@ static int pca9532_set_blink(struct led_classdev *led_cdev, if (*delay_on == 0 && *delay_off == 0) { /* led subsystem ask us for a blink rate */ - *delay_on = 1000; + *delay_on = 1000; *delay_off = 1000; } if (*delay_on != *delay_off || *delay_on > 1690 || *delay_on < 6) @@ -227,7 +227,7 @@ static int pca9532_configure(struct i2c_client *client, break; case PCA9532_TYPE_LED: led->state = pled->state; - led->name = pled->name; + led->name = pled->name; led->ldev.name = led->name; led->ldev.brightness = LED_OFF; led->ldev.brightness_set = pca9532_set_brightness; @@ -254,7 +254,7 @@ static int pca9532_configure(struct i2c_client *client, data->idev->name = pled->name; data->idev->phys = "i2c/pca9532"; data->idev->id.bustype = BUS_HOST; - data->idev->id.vendor = 0x001f; + data->idev->id.vendor = 0x001f; data->idev->id.product = 0x0001; data->idev->id.version = 0x0100; data->idev->evbit[0] = BIT_MASK(EV_SND); diff --git a/drivers/leds/leds-wm831x-status.c b/drivers/leds/leds-wm831x-status.c new file mode 100644 index 00000000000..c586d05e336 --- /dev/null +++ b/drivers/leds/leds-wm831x-status.c @@ -0,0 +1,341 @@ +/* + * LED driver for WM831x status LEDs + * + * Copyright(C) 2009 Wolfson Microelectronics PLC. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/leds.h> +#include <linux/err.h> +#include <linux/mfd/wm831x/core.h> +#include <linux/mfd/wm831x/pdata.h> +#include <linux/mfd/wm831x/status.h> + + +struct wm831x_status { + struct led_classdev cdev; + struct wm831x *wm831x; + struct work_struct work; + struct mutex mutex; + + spinlock_t value_lock; + int reg; /* Control register */ + int reg_val; /* Control register value */ + + int blink; + int blink_time; + int blink_cyc; + int src; + enum led_brightness brightness; +}; + +#define to_wm831x_status(led_cdev) \ + container_of(led_cdev, struct wm831x_status, cdev) + +static void wm831x_status_work(struct work_struct *work) +{ + struct wm831x_status *led = container_of(work, struct wm831x_status, + work); + unsigned long flags; + + mutex_lock(&led->mutex); + + led->reg_val &= ~(WM831X_LED_SRC_MASK | WM831X_LED_MODE_MASK | + WM831X_LED_DUTY_CYC_MASK | WM831X_LED_DUR_MASK); + + spin_lock_irqsave(&led->value_lock, flags); + + led->reg_val |= led->src << WM831X_LED_SRC_SHIFT; + if (led->blink) { + led->reg_val |= 2 << WM831X_LED_MODE_SHIFT; + led->reg_val |= led->blink_time << WM831X_LED_DUR_SHIFT; + led->reg_val |= led->blink_cyc; + } else { + if (led->brightness != LED_OFF) + led->reg_val |= 1 << WM831X_LED_MODE_SHIFT; + } + + spin_unlock_irqrestore(&led->value_lock, flags); + + wm831x_reg_write(led->wm831x, led->reg, led->reg_val); + + mutex_unlock(&led->mutex); +} + +static void wm831x_status_set(struct led_classdev *led_cdev, + enum led_brightness value) +{ + struct wm831x_status *led = to_wm831x_status(led_cdev); + unsigned long flags; + + spin_lock_irqsave(&led->value_lock, flags); + led->brightness = value; + if (value == LED_OFF) + led->blink = 0; + schedule_work(&led->work); + spin_unlock_irqrestore(&led->value_lock, flags); +} + +static int wm831x_status_blink_set(struct led_classdev *led_cdev, + unsigned long *delay_on, + unsigned long *delay_off) +{ + struct wm831x_status *led = to_wm831x_status(led_cdev); + unsigned long flags; + int ret = 0; + + /* Pick some defaults if we've not been given times */ + if (*delay_on == 0 && *delay_off == 0) { + *delay_on = 250; + *delay_off = 250; + } + + spin_lock_irqsave(&led->value_lock, flags); + + /* We only have a limited selection of settings, see if we can + * support the configuration we're being given */ + switch (*delay_on) { + case 1000: + led->blink_time = 0; + break; + case 250: + led->blink_time = 1; + break; + case 125: + led->blink_time = 2; + break; + case 62: + case 63: + /* Actually 62.5ms */ + led->blink_time = 3; + break; + default: + ret = -EINVAL; + break; + } + + if (ret == 0) { + switch (*delay_off / *delay_on) { + case 1: + led->blink_cyc = 0; + break; + case 3: + led->blink_cyc = 1; + break; + case 4: + led->blink_cyc = 2; + break; + case 8: + led->blink_cyc = 3; + break; + default: + ret = -EINVAL; + break; + } + } + + if (ret == 0) + led->blink = 1; + else + led->blink = 0; + + /* Always update; if we fail turn off blinking since we expect + * a software fallback. */ + schedule_work(&led->work); + + spin_unlock_irqrestore(&led->value_lock, flags); + + return ret; +} + +static const char *led_src_texts[] = { + "otp", + "power", + "charger", + "soft", +}; + +static ssize_t wm831x_status_src_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct led_classdev *led_cdev = dev_get_drvdata(dev); + struct wm831x_status *led = to_wm831x_status(led_cdev); + int i; + ssize_t ret = 0; + + mutex_lock(&led->mutex); + + for (i = 0; i < ARRAY_SIZE(led_src_texts); i++) + if (i == led->src) + ret += sprintf(&buf[ret], "[%s] ", led_src_texts[i]); + else + ret += sprintf(&buf[ret], "%s ", led_src_texts[i]); + + mutex_unlock(&led->mutex); + + ret += sprintf(&buf[ret], "\n"); + + return ret; +} + +static ssize_t wm831x_status_src_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t size) +{ + struct led_classdev *led_cdev = dev_get_drvdata(dev); + struct wm831x_status *led = to_wm831x_status(led_cdev); + char name[20]; + int i; + size_t len; + + name[sizeof(name) - 1] = '\0'; + strncpy(name, buf, sizeof(name) - 1); + len = strlen(name); + + if (len && name[len - 1] == '\n') + name[len - 1] = '\0'; + + for (i = 0; i < ARRAY_SIZE(led_src_texts); i++) { + if (!strcmp(name, led_src_texts[i])) { + mutex_lock(&led->mutex); + + led->src = i; + schedule_work(&led->work); + + mutex_unlock(&led->mutex); + } + } + + return size; +} + +static DEVICE_ATTR(src, 0644, wm831x_status_src_show, wm831x_status_src_store); + +static int wm831x_status_probe(struct platform_device *pdev) +{ + struct wm831x *wm831x = dev_get_drvdata(pdev->dev.parent); + struct wm831x_pdata *chip_pdata; + struct wm831x_status_pdata pdata; + struct wm831x_status *drvdata; + struct resource *res; + int id = pdev->id % ARRAY_SIZE(chip_pdata->status); + int ret; + + res = platform_get_resource(pdev, IORESOURCE_IO, 0); + if (res == NULL) { + dev_err(&pdev->dev, "No I/O resource\n"); + ret = -EINVAL; + goto err; + } + + drvdata = kzalloc(sizeof(struct wm831x_status), GFP_KERNEL); + if (!drvdata) + return -ENOMEM; + dev_set_drvdata(&pdev->dev, drvdata); + + drvdata->wm831x = wm831x; + drvdata->reg = res->start; + + if (wm831x->dev->platform_data) + chip_pdata = wm831x->dev->platform_data; + else + chip_pdata = NULL; + + memset(&pdata, 0, sizeof(pdata)); + if (chip_pdata && chip_pdata->status[id]) + memcpy(&pdata, chip_pdata->status[id], sizeof(pdata)); + else + pdata.name = dev_name(&pdev->dev); + + mutex_init(&drvdata->mutex); + INIT_WORK(&drvdata->work, wm831x_status_work); + spin_lock_init(&drvdata->value_lock); + + /* We cache the configuration register and read startup values + * from it. */ + drvdata->reg_val = wm831x_reg_read(wm831x, drvdata->reg); + + if (drvdata->reg_val & WM831X_LED_MODE_MASK) + drvdata->brightness = LED_FULL; + else + drvdata->brightness = LED_OFF; + + /* Set a default source if configured, otherwise leave the + * current hardware setting. + */ + if (pdata.default_src == WM831X_STATUS_PRESERVE) { + drvdata->src = drvdata->reg_val; + drvdata->src &= WM831X_LED_SRC_MASK; + drvdata->src >>= WM831X_LED_SRC_SHIFT; + } else { + drvdata->src = pdata.default_src - 1; + } + + drvdata->cdev.name = pdata.name; + drvdata->cdev.default_trigger = pdata.default_trigger; + drvdata->cdev.brightness_set = wm831x_status_set; + drvdata->cdev.blink_set = wm831x_status_blink_set; + + ret = led_classdev_register(wm831x->dev, &drvdata->cdev); + if (ret < 0) { + dev_err(&pdev->dev, "Failed to register LED: %d\n", ret); + goto err_led; + } + + ret = device_create_file(drvdata->cdev.dev, &dev_attr_src); + if (ret != 0) + dev_err(&pdev->dev, + "No source control for LED: %d\n", ret); + + return 0; + +err_led: + led_classdev_unregister(&drvdata->cdev); + kfree(drvdata); +err: + return ret; +} + +static int wm831x_status_remove(struct platform_device *pdev) +{ + struct wm831x_status *drvdata = platform_get_drvdata(pdev); + + device_remove_file(drvdata->cdev.dev, &dev_attr_src); + led_classdev_unregister(&drvdata->cdev); + kfree(drvdata); + + return 0; +} + +static struct platform_driver wm831x_status_driver = { + .driver = { + .name = "wm831x-status", + .owner = THIS_MODULE, + }, + .probe = wm831x_status_probe, + .remove = wm831x_status_remove, +}; + +static int __devinit wm831x_status_init(void) +{ + return platform_driver_register(&wm831x_status_driver); +} +module_init(wm831x_status_init); + +static void wm831x_status_exit(void) +{ + platform_driver_unregister(&wm831x_status_driver); +} +module_exit(wm831x_status_exit); + +MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>"); +MODULE_DESCRIPTION("WM831x status LED driver"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:wm831x-status"); diff --git a/drivers/leds/ledtrig-gpio.c b/drivers/leds/ledtrig-gpio.c index 1bc5db4ece0..f5913372d69 100644 --- a/drivers/leds/ledtrig-gpio.c +++ b/drivers/leds/ledtrig-gpio.c @@ -44,22 +44,22 @@ static void gpio_trig_work(struct work_struct *work) struct gpio_trig_data, work); int tmp; - if (!gpio_data->gpio) - return; - - tmp = gpio_get_value(gpio_data->gpio); - if (gpio_data->inverted) - tmp = !tmp; - - if (tmp) { - if (gpio_data->desired_brightness) - led_set_brightness(gpio_data->led, - gpio_data->desired_brightness); - else - led_set_brightness(gpio_data->led, LED_FULL); - } else { - led_set_brightness(gpio_data->led, LED_OFF); - } + if (!gpio_data->gpio) + return; + + tmp = gpio_get_value(gpio_data->gpio); + if (gpio_data->inverted) + tmp = !tmp; + + if (tmp) { + if (gpio_data->desired_brightness) + led_set_brightness(gpio_data->led, + gpio_data->desired_brightness); + else + led_set_brightness(gpio_data->led, LED_FULL); + } else { + led_set_brightness(gpio_data->led, LED_OFF); + } } static ssize_t gpio_trig_brightness_show(struct device *dev, diff --git a/drivers/macintosh/via-pmu-led.c b/drivers/macintosh/via-pmu-led.c index 55ad9567138..d242976bcfe 100644 --- a/drivers/macintosh/via-pmu-led.c +++ b/drivers/macintosh/via-pmu-led.c @@ -72,7 +72,7 @@ static void pmu_led_set(struct led_classdev *led_cdev, } static struct led_classdev pmu_led = { - .name = "pmu-front-led", + .name = "pmu-led::front", #ifdef CONFIG_ADB_PMU_LED_IDE .default_trigger = "ide-disk", #endif diff --git a/drivers/media/video/cafe_ccic.c b/drivers/media/video/cafe_ccic.c index 657c481d255..10230cb3d21 100644 --- a/drivers/media/video/cafe_ccic.c +++ b/drivers/media/video/cafe_ccic.c @@ -1325,7 +1325,7 @@ static void cafe_v4l_vm_close(struct vm_area_struct *vma) mutex_unlock(&sbuf->cam->s_mutex); } -static struct vm_operations_struct cafe_v4l_vm_ops = { +static const struct vm_operations_struct cafe_v4l_vm_ops = { .open = cafe_v4l_vm_open, .close = cafe_v4l_vm_close }; diff --git a/drivers/media/video/et61x251/et61x251_core.c b/drivers/media/video/et61x251/et61x251_core.c index 74092f436be..88987a57cf7 100644 --- a/drivers/media/video/et61x251/et61x251_core.c +++ b/drivers/media/video/et61x251/et61x251_core.c @@ -1496,7 +1496,7 @@ static void et61x251_vm_close(struct vm_area_struct* vma) } -static struct vm_operations_struct et61x251_vm_ops = { +static const struct vm_operations_struct et61x251_vm_ops = { .open = et61x251_vm_open, .close = et61x251_vm_close, }; diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c index cf6540da1e4..23d3fb77691 100644 --- a/drivers/media/video/gspca/gspca.c +++ b/drivers/media/video/gspca/gspca.c @@ -99,7 +99,7 @@ static void gspca_vm_close(struct vm_area_struct *vma) frame->v4l2_buf.flags &= ~V4L2_BUF_FLAG_MAPPED; } -static struct vm_operations_struct gspca_vm_ops = { +static const struct vm_operations_struct gspca_vm_ops = { .open = gspca_vm_open, .close = gspca_vm_close, }; diff --git a/drivers/media/video/meye.c b/drivers/media/video/meye.c index d0765bed79c..4b1bc05a462 100644 --- a/drivers/media/video/meye.c +++ b/drivers/media/video/meye.c @@ -1589,7 +1589,7 @@ static void meye_vm_close(struct vm_area_struct *vma) meye.vma_use_count[idx]--; } -static struct vm_operations_struct meye_vm_ops = { +static const struct vm_operations_struct meye_vm_ops = { .open = meye_vm_open, .close = meye_vm_close, }; diff --git a/drivers/media/video/sn9c102/sn9c102_core.c b/drivers/media/video/sn9c102/sn9c102_core.c index 9d84c94e8a4..4a7711c3e74 100644 --- a/drivers/media/video/sn9c102/sn9c102_core.c +++ b/drivers/media/video/sn9c102/sn9c102_core.c @@ -2077,7 +2077,7 @@ static void sn9c102_vm_close(struct vm_area_struct* vma) } -static struct vm_operations_struct sn9c102_vm_ops = { +static const struct vm_operations_struct sn9c102_vm_ops = { .open = sn9c102_vm_open, .close = sn9c102_vm_close, }; diff --git a/drivers/media/video/stk-webcam.c b/drivers/media/video/stk-webcam.c index 0b996ea4134..6b41865f42b 100644 --- a/drivers/media/video/stk-webcam.c +++ b/drivers/media/video/stk-webcam.c @@ -790,7 +790,7 @@ static void stk_v4l_vm_close(struct vm_area_struct *vma) if (sbuf->mapcount == 0) sbuf->v4lbuf.flags &= ~V4L2_BUF_FLAG_MAPPED; } -static struct vm_operations_struct stk_v4l_vm_ops = { +static const struct vm_operations_struct stk_v4l_vm_ops = { .open = stk_v4l_vm_open, .close = stk_v4l_vm_close }; diff --git a/drivers/media/video/uvc/uvc_v4l2.c b/drivers/media/video/uvc/uvc_v4l2.c index 9e7351569b5..a2bdd806efa 100644 --- a/drivers/media/video/uvc/uvc_v4l2.c +++ b/drivers/media/video/uvc/uvc_v4l2.c @@ -1069,7 +1069,7 @@ static void uvc_vm_close(struct vm_area_struct *vma) buffer->vma_use_count--; } -static struct vm_operations_struct uvc_vm_ops = { +static const struct vm_operations_struct uvc_vm_ops = { .open = uvc_vm_open, .close = uvc_vm_close, }; diff --git a/drivers/media/video/videobuf-dma-contig.c b/drivers/media/video/videobuf-dma-contig.c index d09ce83a942..635ffc7b039 100644 --- a/drivers/media/video/videobuf-dma-contig.c +++ b/drivers/media/video/videobuf-dma-contig.c @@ -105,7 +105,7 @@ static void videobuf_vm_close(struct vm_area_struct *vma) } } -static struct vm_operations_struct videobuf_vm_ops = { +static const struct vm_operations_struct videobuf_vm_ops = { .open = videobuf_vm_open, .close = videobuf_vm_close, }; diff --git a/drivers/media/video/videobuf-dma-sg.c b/drivers/media/video/videobuf-dma-sg.c index a8dd22ace3f..53cdd67cebe 100644 --- a/drivers/media/video/videobuf-dma-sg.c +++ b/drivers/media/video/videobuf-dma-sg.c @@ -394,7 +394,7 @@ videobuf_vm_fault(struct vm_area_struct *vma, struct vm_fault *vmf) return 0; } -static struct vm_operations_struct videobuf_vm_ops = +static const struct vm_operations_struct videobuf_vm_ops = { .open = videobuf_vm_open, .close = videobuf_vm_close, diff --git a/drivers/media/video/videobuf-vmalloc.c b/drivers/media/video/videobuf-vmalloc.c index 30ae30f99cc..35f3900c563 100644 --- a/drivers/media/video/videobuf-vmalloc.c +++ b/drivers/media/video/videobuf-vmalloc.c @@ -116,7 +116,7 @@ static void videobuf_vm_close(struct vm_area_struct *vma) return; } -static struct vm_operations_struct videobuf_vm_ops = +static const struct vm_operations_struct videobuf_vm_ops = { .open = videobuf_vm_open, .close = videobuf_vm_close, diff --git a/drivers/media/video/vino.c b/drivers/media/video/vino.c index cd6a3446ab7..b034a81d2b1 100644 --- a/drivers/media/video/vino.c +++ b/drivers/media/video/vino.c @@ -3857,7 +3857,7 @@ static void vino_vm_close(struct vm_area_struct *vma) dprintk("vino_vm_close(): count = %d\n", fb->map_count); } -static struct vm_operations_struct vino_vm_ops = { +static const struct vm_operations_struct vino_vm_ops = { .open = vino_vm_open, .close = vino_vm_close, }; diff --git a/drivers/media/video/zc0301/zc0301_core.c b/drivers/media/video/zc0301/zc0301_core.c index b3c6436b33b..312a71336fd 100644 --- a/drivers/media/video/zc0301/zc0301_core.c +++ b/drivers/media/video/zc0301/zc0301_core.c @@ -935,7 +935,7 @@ static void zc0301_vm_close(struct vm_area_struct* vma) } -static struct vm_operations_struct zc0301_vm_ops = { +static const struct vm_operations_struct zc0301_vm_ops = { .open = zc0301_vm_open, .close = zc0301_vm_close, }; diff --git a/drivers/media/video/zoran/zoran_driver.c b/drivers/media/video/zoran/zoran_driver.c index bcdefb1bcb3..47137deafcf 100644 --- a/drivers/media/video/zoran/zoran_driver.c +++ b/drivers/media/video/zoran/zoran_driver.c @@ -3172,7 +3172,7 @@ zoran_vm_close (struct vm_area_struct *vma) mutex_unlock(&zr->resource_lock); } -static struct vm_operations_struct zoran_vm_ops = { +static const struct vm_operations_struct zoran_vm_ops = { .open = zoran_vm_open, .close = zoran_vm_close, }; diff --git a/drivers/misc/sgi-gru/grufile.c b/drivers/misc/sgi-gru/grufile.c index aed609832bc..300e7ba391a 100644 --- a/drivers/misc/sgi-gru/grufile.c +++ b/drivers/misc/sgi-gru/grufile.c @@ -438,7 +438,7 @@ static struct miscdevice gru_miscdev = { .fops = &gru_fops, }; -struct vm_operations_struct gru_vm_ops = { +const struct vm_operations_struct gru_vm_ops = { .close = gru_vma_close, .fault = gru_fault, }; diff --git a/drivers/misc/sgi-gru/grutables.h b/drivers/misc/sgi-gru/grutables.h index 34ab3d45391..46990bcfa53 100644 --- a/drivers/misc/sgi-gru/grutables.h +++ b/drivers/misc/sgi-gru/grutables.h @@ -624,7 +624,7 @@ static inline int is_kernel_context(struct gru_thread_state *gts) */ struct gru_unload_context_req; -extern struct vm_operations_struct gru_vm_ops; +extern const struct vm_operations_struct gru_vm_ops; extern struct device *grudev; extern struct gru_vma_data *gru_alloc_vma_data(struct vm_area_struct *vma, diff --git a/drivers/net/can/at91_can.c b/drivers/net/can/at91_can.c new file mode 100644 index 00000000000..f67ae285a35 --- /dev/null +++ b/drivers/net/can/at91_can.c @@ -0,0 +1,1186 @@ +/* + * at91_can.c - CAN network driver for AT91 SoC CAN controller + * + * (C) 2007 by Hans J. Koch <hjk@linutronix.de> + * (C) 2008, 2009 by Marc Kleine-Budde <kernel@pengutronix.de> + * + * This software may be distributed under the terms of the GNU General + * Public License ("GPL") version 2 as distributed in the 'COPYING' + * file from the main directory of the linux kernel source. + * + * Send feedback to <socketcan-users@lists.berlios.de> + * + * + * Your platform definition file should specify something like: + * + * static struct at91_can_data ek_can_data = { + * transceiver_switch = sam9263ek_transceiver_switch, + * }; + * + * at91_add_device_can(&ek_can_data); + * + */ + +#include <linux/clk.h> +#include <linux/errno.h> +#include <linux/if_arp.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/netdevice.h> +#include <linux/platform_device.h> +#include <linux/skbuff.h> +#include <linux/spinlock.h> +#include <linux/string.h> +#include <linux/types.h> + +#include <linux/can.h> +#include <linux/can/dev.h> +#include <linux/can/error.h> + +#include <mach/board.h> + +#define DRV_NAME "at91_can" +#define AT91_NAPI_WEIGHT 12 + +/* + * RX/TX Mailbox split + * don't dare to touch + */ +#define AT91_MB_RX_NUM 12 +#define AT91_MB_TX_SHIFT 2 + +#define AT91_MB_RX_FIRST 0 +#define AT91_MB_RX_LAST (AT91_MB_RX_FIRST + AT91_MB_RX_NUM - 1) + +#define AT91_MB_RX_MASK(i) ((1 << (i)) - 1) +#define AT91_MB_RX_SPLIT 8 +#define AT91_MB_RX_LOW_LAST (AT91_MB_RX_SPLIT - 1) +#define AT91_MB_RX_LOW_MASK (AT91_MB_RX_MASK(AT91_MB_RX_SPLIT)) + +#define AT91_MB_TX_NUM (1 << AT91_MB_TX_SHIFT) +#define AT91_MB_TX_FIRST (AT91_MB_RX_LAST + 1) +#define AT91_MB_TX_LAST (AT91_MB_TX_FIRST + AT91_MB_TX_NUM - 1) + +#define AT91_NEXT_PRIO_SHIFT (AT91_MB_TX_SHIFT) +#define AT91_NEXT_PRIO_MASK (0xf << AT91_MB_TX_SHIFT) +#define AT91_NEXT_MB_MASK (AT91_MB_TX_NUM - 1) +#define AT91_NEXT_MASK ((AT91_MB_TX_NUM - 1) | AT91_NEXT_PRIO_MASK) + +/* Common registers */ +enum at91_reg { + AT91_MR = 0x000, + AT91_IER = 0x004, + AT91_IDR = 0x008, + AT91_IMR = 0x00C, + AT91_SR = 0x010, + AT91_BR = 0x014, + AT91_TIM = 0x018, + AT91_TIMESTP = 0x01C, + AT91_ECR = 0x020, + AT91_TCR = 0x024, + AT91_ACR = 0x028, +}; + +/* Mailbox registers (0 <= i <= 15) */ +#define AT91_MMR(i) (enum at91_reg)(0x200 + ((i) * 0x20)) +#define AT91_MAM(i) (enum at91_reg)(0x204 + ((i) * 0x20)) +#define AT91_MID(i) (enum at91_reg)(0x208 + ((i) * 0x20)) +#define AT91_MFID(i) (enum at91_reg)(0x20C + ((i) * 0x20)) +#define AT91_MSR(i) (enum at91_reg)(0x210 + ((i) * 0x20)) +#define AT91_MDL(i) (enum at91_reg)(0x214 + ((i) * 0x20)) +#define AT91_MDH(i) (enum at91_reg)(0x218 + ((i) * 0x20)) +#define AT91_MCR(i) (enum at91_reg)(0x21C + ((i) * 0x20)) + +/* Register bits */ +#define AT91_MR_CANEN BIT(0) +#define AT91_MR_LPM BIT(1) +#define AT91_MR_ABM BIT(2) +#define AT91_MR_OVL BIT(3) +#define AT91_MR_TEOF BIT(4) +#define AT91_MR_TTM BIT(5) +#define AT91_MR_TIMFRZ BIT(6) +#define AT91_MR_DRPT BIT(7) + +#define AT91_SR_RBSY BIT(29) + +#define AT91_MMR_PRIO_SHIFT (16) + +#define AT91_MID_MIDE BIT(29) + +#define AT91_MSR_MRTR BIT(20) +#define AT91_MSR_MABT BIT(22) +#define AT91_MSR_MRDY BIT(23) +#define AT91_MSR_MMI BIT(24) + +#define AT91_MCR_MRTR BIT(20) +#define AT91_MCR_MTCR BIT(23) + +/* Mailbox Modes */ +enum at91_mb_mode { + AT91_MB_MODE_DISABLED = 0, + AT91_MB_MODE_RX = 1, + AT91_MB_MODE_RX_OVRWR = 2, + AT91_MB_MODE_TX = 3, + AT91_MB_MODE_CONSUMER = 4, + AT91_MB_MODE_PRODUCER = 5, +}; + +/* Interrupt mask bits */ +#define AT91_IRQ_MB_RX ((1 << (AT91_MB_RX_LAST + 1)) \ + - (1 << AT91_MB_RX_FIRST)) +#define AT91_IRQ_MB_TX ((1 << (AT91_MB_TX_LAST + 1)) \ + - (1 << AT91_MB_TX_FIRST)) +#define AT91_IRQ_MB_ALL (AT91_IRQ_MB_RX | AT91_IRQ_MB_TX) + +#define AT91_IRQ_ERRA (1 << 16) +#define AT91_IRQ_WARN (1 << 17) +#define AT91_IRQ_ERRP (1 << 18) +#define AT91_IRQ_BOFF (1 << 19) +#define AT91_IRQ_SLEEP (1 << 20) +#define AT91_IRQ_WAKEUP (1 << 21) +#define AT91_IRQ_TOVF (1 << 22) +#define AT91_IRQ_TSTP (1 << 23) +#define AT91_IRQ_CERR (1 << 24) +#define AT91_IRQ_SERR (1 << 25) +#define AT91_IRQ_AERR (1 << 26) +#define AT91_IRQ_FERR (1 << 27) +#define AT91_IRQ_BERR (1 << 28) + +#define AT91_IRQ_ERR_ALL (0x1fff0000) +#define AT91_IRQ_ERR_FRAME (AT91_IRQ_CERR | AT91_IRQ_SERR | \ + AT91_IRQ_AERR | AT91_IRQ_FERR | AT91_IRQ_BERR) +#define AT91_IRQ_ERR_LINE (AT91_IRQ_ERRA | AT91_IRQ_WARN | \ + AT91_IRQ_ERRP | AT91_IRQ_BOFF) + +#define AT91_IRQ_ALL (0x1fffffff) + +struct at91_priv { + struct can_priv can; /* must be the first member! */ + struct net_device *dev; + struct napi_struct napi; + + void __iomem *reg_base; + + u32 reg_sr; + unsigned int tx_next; + unsigned int tx_echo; + unsigned int rx_next; + + struct clk *clk; + struct at91_can_data *pdata; +}; + +static struct can_bittiming_const at91_bittiming_const = { + .tseg1_min = 4, + .tseg1_max = 16, + .tseg2_min = 2, + .tseg2_max = 8, + .sjw_max = 4, + .brp_min = 2, + .brp_max = 128, + .brp_inc = 1, +}; + +static inline int get_tx_next_mb(const struct at91_priv *priv) +{ + return (priv->tx_next & AT91_NEXT_MB_MASK) + AT91_MB_TX_FIRST; +} + +static inline int get_tx_next_prio(const struct at91_priv *priv) +{ + return (priv->tx_next >> AT91_NEXT_PRIO_SHIFT) & 0xf; +} + +static inline int get_tx_echo_mb(const struct at91_priv *priv) +{ + return (priv->tx_echo & AT91_NEXT_MB_MASK) + AT91_MB_TX_FIRST; +} + +static inline u32 at91_read(const struct at91_priv *priv, enum at91_reg reg) +{ + return readl(priv->reg_base + reg); +} + +static inline void at91_write(const struct at91_priv *priv, enum at91_reg reg, + u32 value) +{ + writel(value, priv->reg_base + reg); +} + +static inline void set_mb_mode_prio(const struct at91_priv *priv, + unsigned int mb, enum at91_mb_mode mode, int prio) +{ + at91_write(priv, AT91_MMR(mb), (mode << 24) | (prio << 16)); +} + +static inline void set_mb_mode(const struct at91_priv *priv, unsigned int mb, + enum at91_mb_mode mode) +{ + set_mb_mode_prio(priv, mb, mode, 0); +} + +static struct sk_buff *alloc_can_skb(struct net_device *dev, + struct can_frame **cf) +{ + struct sk_buff *skb; + + skb = netdev_alloc_skb(dev, sizeof(struct can_frame)); + if (unlikely(!skb)) + return NULL; + + skb->protocol = htons(ETH_P_CAN); + skb->ip_summed = CHECKSUM_UNNECESSARY; + *cf = (struct can_frame *)skb_put(skb, sizeof(struct can_frame)); + + return skb; +} + +static struct sk_buff *alloc_can_err_skb(struct net_device *dev, + struct can_frame **cf) +{ + struct sk_buff *skb; + + skb = alloc_can_skb(dev, cf); + if (unlikely(!skb)) + return NULL; + + memset(*cf, 0, sizeof(struct can_frame)); + (*cf)->can_id = CAN_ERR_FLAG; + (*cf)->can_dlc = CAN_ERR_DLC; + + return skb; +} + +/* + * Swtich transceiver on or off + */ +static void at91_transceiver_switch(const struct at91_priv *priv, int on) +{ + if (priv->pdata && priv->pdata->transceiver_switch) + priv->pdata->transceiver_switch(on); +} + +static void at91_setup_mailboxes(struct net_device *dev) +{ + struct at91_priv *priv = netdev_priv(dev); + unsigned int i; + + /* + * The first 12 mailboxes are used as a reception FIFO. The + * last mailbox is configured with overwrite option. The + * overwrite flag indicates a FIFO overflow. + */ + for (i = AT91_MB_RX_FIRST; i < AT91_MB_RX_LAST; i++) + set_mb_mode(priv, i, AT91_MB_MODE_RX); + set_mb_mode(priv, AT91_MB_RX_LAST, AT91_MB_MODE_RX_OVRWR); + + /* The last 4 mailboxes are used for transmitting. */ + for (i = AT91_MB_TX_FIRST; i <= AT91_MB_TX_LAST; i++) + set_mb_mode_prio(priv, i, AT91_MB_MODE_TX, 0); + + /* Reset tx and rx helper pointers */ + priv->tx_next = priv->tx_echo = priv->rx_next = 0; +} + +static int at91_set_bittiming(struct net_device *dev) +{ + const struct at91_priv *priv = netdev_priv(dev); + const struct can_bittiming *bt = &priv->can.bittiming; + u32 reg_br; + + reg_br = ((priv->can.ctrlmode & CAN_CTRLMODE_3_SAMPLES) << 24) | + ((bt->brp - 1) << 16) | ((bt->sjw - 1) << 12) | + ((bt->prop_seg - 1) << 8) | ((bt->phase_seg1 - 1) << 4) | + ((bt->phase_seg2 - 1) << 0); + + dev_info(dev->dev.parent, "writing AT91_BR: 0x%08x\n", reg_br); + + at91_write(priv, AT91_BR, reg_br); + + return 0; +} + +static void at91_chip_start(struct net_device *dev) +{ + struct at91_priv *priv = netdev_priv(dev); + u32 reg_mr, reg_ier; + + /* disable interrupts */ + at91_write(priv, AT91_IDR, AT91_IRQ_ALL); + + /* disable chip */ + reg_mr = at91_read(priv, AT91_MR); + at91_write(priv, AT91_MR, reg_mr & ~AT91_MR_CANEN); + + at91_setup_mailboxes(dev); + at91_transceiver_switch(priv, 1); + + /* enable chip */ + at91_write(priv, AT91_MR, AT91_MR_CANEN); + + priv->can.state = CAN_STATE_ERROR_ACTIVE; + + /* Enable interrupts */ + reg_ier = AT91_IRQ_MB_RX | AT91_IRQ_ERRP | AT91_IRQ_ERR_FRAME; + at91_write(priv, AT91_IDR, AT91_IRQ_ALL); + at91_write(priv, AT91_IER, reg_ier); +} + +static void at91_chip_stop(struct net_device *dev, enum can_state state) +{ + struct at91_priv *priv = netdev_priv(dev); + u32 reg_mr; + + /* disable interrupts */ + at91_write(priv, AT91_IDR, AT91_IRQ_ALL); + + reg_mr = at91_read(priv, AT91_MR); + at91_write(priv, AT91_MR, reg_mr & ~AT91_MR_CANEN); + + at91_transceiver_switch(priv, 0); + priv->can.state = state; +} + +/* + * theory of operation: + * + * According to the datasheet priority 0 is the highest priority, 15 + * is the lowest. If two mailboxes have the same priority level the + * message of the mailbox with the lowest number is sent first. + * + * We use the first TX mailbox (AT91_MB_TX_FIRST) with prio 0, then + * the next mailbox with prio 0, and so on, until all mailboxes are + * used. Then we start from the beginning with mailbox + * AT91_MB_TX_FIRST, but with prio 1, mailbox AT91_MB_TX_FIRST + 1 + * prio 1. When we reach the last mailbox with prio 15, we have to + * stop sending, waiting for all messages to be delivered, then start + * again with mailbox AT91_MB_TX_FIRST prio 0. + * + * We use the priv->tx_next as counter for the next transmission + * mailbox, but without the offset AT91_MB_TX_FIRST. The lower bits + * encode the mailbox number, the upper 4 bits the mailbox priority: + * + * priv->tx_next = (prio << AT91_NEXT_PRIO_SHIFT) || + * (mb - AT91_MB_TX_FIRST); + * + */ +static netdev_tx_t at91_start_xmit(struct sk_buff *skb, struct net_device *dev) +{ + struct at91_priv *priv = netdev_priv(dev); + struct net_device_stats *stats = &dev->stats; + struct can_frame *cf = (struct can_frame *)skb->data; + unsigned int mb, prio; + u32 reg_mid, reg_mcr; + + mb = get_tx_next_mb(priv); + prio = get_tx_next_prio(priv); + + if (unlikely(!(at91_read(priv, AT91_MSR(mb)) & AT91_MSR_MRDY))) { + netif_stop_queue(dev); + + dev_err(dev->dev.parent, + "BUG! TX buffer full when queue awake!\n"); + return NETDEV_TX_BUSY; + } + + if (cf->can_id & CAN_EFF_FLAG) + reg_mid = (cf->can_id & CAN_EFF_MASK) | AT91_MID_MIDE; + else + reg_mid = (cf->can_id & CAN_SFF_MASK) << 18; + + reg_mcr = ((cf->can_id & CAN_RTR_FLAG) ? AT91_MCR_MRTR : 0) | + (cf->can_dlc << 16) | AT91_MCR_MTCR; + + /* disable MB while writing ID (see datasheet) */ + set_mb_mode(priv, mb, AT91_MB_MODE_DISABLED); + at91_write(priv, AT91_MID(mb), reg_mid); + set_mb_mode_prio(priv, mb, AT91_MB_MODE_TX, prio); + + at91_write(priv, AT91_MDL(mb), *(u32 *)(cf->data + 0)); + at91_write(priv, AT91_MDH(mb), *(u32 *)(cf->data + 4)); + + /* This triggers transmission */ + at91_write(priv, AT91_MCR(mb), reg_mcr); + + stats->tx_bytes += cf->can_dlc; + dev->trans_start = jiffies; + + /* _NOTE_: substract AT91_MB_TX_FIRST offset from mb! */ + can_put_echo_skb(skb, dev, mb - AT91_MB_TX_FIRST); + + /* + * we have to stop the queue and deliver all messages in case + * of a prio+mb counter wrap around. This is the case if + * tx_next buffer prio and mailbox equals 0. + * + * also stop the queue if next buffer is still in use + * (== not ready) + */ + priv->tx_next++; + if (!(at91_read(priv, AT91_MSR(get_tx_next_mb(priv))) & + AT91_MSR_MRDY) || + (priv->tx_next & AT91_NEXT_MASK) == 0) + netif_stop_queue(dev); + + /* Enable interrupt for this mailbox */ + at91_write(priv, AT91_IER, 1 << mb); + + return NETDEV_TX_OK; +} + +/** + * at91_activate_rx_low - activate lower rx mailboxes + * @priv: a91 context + * + * Reenables the lower mailboxes for reception of new CAN messages + */ +static inline void at91_activate_rx_low(const struct at91_priv *priv) +{ + u32 mask = AT91_MB_RX_LOW_MASK; + at91_write(priv, AT91_TCR, mask); +} + +/** + * at91_activate_rx_mb - reactive single rx mailbox + * @priv: a91 context + * @mb: mailbox to reactivate + * + * Reenables given mailbox for reception of new CAN messages + */ +static inline void at91_activate_rx_mb(const struct at91_priv *priv, + unsigned int mb) +{ + u32 mask = 1 << mb; + at91_write(priv, AT91_TCR, mask); +} + +/** + * at91_rx_overflow_err - send error frame due to rx overflow + * @dev: net device + */ +static void at91_rx_overflow_err(struct net_device *dev) +{ + struct net_device_stats *stats = &dev->stats; + struct sk_buff *skb; + struct can_frame *cf; + + dev_dbg(dev->dev.parent, "RX buffer overflow\n"); + stats->rx_over_errors++; + stats->rx_errors++; + + skb = alloc_can_err_skb(dev, &cf); + if (unlikely(!skb)) + return; + + cf->can_id |= CAN_ERR_CRTL; + cf->data[1] = CAN_ERR_CRTL_RX_OVERFLOW; + netif_receive_skb(skb); + + stats->rx_packets++; + stats->rx_bytes += cf->can_dlc; +} + +/** + * at91_read_mb - read CAN msg from mailbox (lowlevel impl) + * @dev: net device + * @mb: mailbox number to read from + * @cf: can frame where to store message + * + * Reads a CAN message from the given mailbox and stores data into + * given can frame. "mb" and "cf" must be valid. + */ +static void at91_read_mb(struct net_device *dev, unsigned int mb, + struct can_frame *cf) +{ + const struct at91_priv *priv = netdev_priv(dev); + u32 reg_msr, reg_mid; + + reg_mid = at91_read(priv, AT91_MID(mb)); + if (reg_mid & AT91_MID_MIDE) + cf->can_id = ((reg_mid >> 0) & CAN_EFF_MASK) | CAN_EFF_FLAG; + else + cf->can_id = (reg_mid >> 18) & CAN_SFF_MASK; + + reg_msr = at91_read(priv, AT91_MSR(mb)); + if (reg_msr & AT91_MSR_MRTR) + cf->can_id |= CAN_RTR_FLAG; + cf->can_dlc = min_t(__u8, (reg_msr >> 16) & 0xf, 8); + + *(u32 *)(cf->data + 0) = at91_read(priv, AT91_MDL(mb)); + *(u32 *)(cf->data + 4) = at91_read(priv, AT91_MDH(mb)); + + if (unlikely(mb == AT91_MB_RX_LAST && reg_msr & AT91_MSR_MMI)) + at91_rx_overflow_err(dev); +} + +/** + * at91_read_msg - read CAN message from mailbox + * @dev: net device + * @mb: mail box to read from + * + * Reads a CAN message from given mailbox, and put into linux network + * RX queue, does all housekeeping chores (stats, ...) + */ +static void at91_read_msg(struct net_device *dev, unsigned int mb) +{ + struct net_device_stats *stats = &dev->stats; + struct can_frame *cf; + struct sk_buff *skb; + + skb = alloc_can_skb(dev, &cf); + if (unlikely(!skb)) { + stats->rx_dropped++; + return; + } + + at91_read_mb(dev, mb, cf); + netif_receive_skb(skb); + + stats->rx_packets++; + stats->rx_bytes += cf->can_dlc; +} + +/** + * at91_poll_rx - read multiple CAN messages from mailboxes + * @dev: net device + * @quota: max number of pkgs we're allowed to receive + * + * Theory of Operation: + * + * 12 of the 16 mailboxes on the chip are reserved for RX. we split + * them into 2 groups. The lower group holds 8 and upper 4 mailboxes. + * + * Like it or not, but the chip always saves a received CAN message + * into the first free mailbox it finds (starting with the + * lowest). This makes it very difficult to read the messages in the + * right order from the chip. This is how we work around that problem: + * + * The first message goes into mb nr. 0 and issues an interrupt. All + * rx ints are disabled in the interrupt handler and a napi poll is + * scheduled. We read the mailbox, but do _not_ reenable the mb (to + * receive another message). + * + * lower mbxs upper + * ______^______ __^__ + * / \ / \ + * +-+-+-+-+-+-+-+-++-+-+-+-+ + * |x|x|x|x|x|x|x|x|| | | | | + * +-+-+-+-+-+-+-+-++-+-+-+-+ + * 0 0 0 0 0 0 0 0 0 0 1 1 \ mail + * 0 1 2 3 4 5 6 7 8 9 0 1 / box + * + * The variable priv->rx_next points to the next mailbox to read a + * message from. As long we're in the lower mailboxes we just read the + * mailbox but not reenable it. + * + * With completion of the last of the lower mailboxes, we reenable the + * whole first group, but continue to look for filled mailboxes in the + * upper mailboxes. Imagine the second group like overflow mailboxes, + * which takes CAN messages if the lower goup is full. While in the + * upper group we reenable the mailbox right after reading it. Giving + * the chip more room to store messages. + * + * After finishing we look again in the lower group if we've still + * quota. + * + */ +static int at91_poll_rx(struct net_device *dev, int quota) +{ + struct at91_priv *priv = netdev_priv(dev); + u32 reg_sr = at91_read(priv, AT91_SR); + const unsigned long *addr = (unsigned long *)®_sr; + unsigned int mb; + int received = 0; + + if (priv->rx_next > AT91_MB_RX_LOW_LAST && + reg_sr & AT91_MB_RX_LOW_MASK) + dev_info(dev->dev.parent, + "order of incoming frames cannot be guaranteed\n"); + + again: + for (mb = find_next_bit(addr, AT91_MB_RX_NUM, priv->rx_next); + mb < AT91_MB_RX_NUM && quota > 0; + reg_sr = at91_read(priv, AT91_SR), + mb = find_next_bit(addr, AT91_MB_RX_NUM, ++priv->rx_next)) { + at91_read_msg(dev, mb); + + /* reactivate mailboxes */ + if (mb == AT91_MB_RX_LOW_LAST) + /* all lower mailboxed, if just finished it */ + at91_activate_rx_low(priv); + else if (mb > AT91_MB_RX_LOW_LAST) + /* only the mailbox we read */ + at91_activate_rx_mb(priv, mb); + + received++; + quota--; + } + + /* upper group completed, look again in lower */ + if (priv->rx_next > AT91_MB_RX_LOW_LAST && + quota > 0 && mb >= AT91_MB_RX_NUM) { + priv->rx_next = 0; + goto again; + } + + return received; +} + +static void at91_poll_err_frame(struct net_device *dev, + struct can_frame *cf, u32 reg_sr) +{ + struct at91_priv *priv = netdev_priv(dev); + + /* CRC error */ + if (reg_sr & AT91_IRQ_CERR) { + dev_dbg(dev->dev.parent, "CERR irq\n"); + dev->stats.rx_errors++; + priv->can.can_stats.bus_error++; + cf->can_id |= CAN_ERR_PROT | CAN_ERR_BUSERROR; + } + + /* Stuffing Error */ + if (reg_sr & AT91_IRQ_SERR) { + dev_dbg(dev->dev.parent, "SERR irq\n"); + dev->stats.rx_errors++; + priv->can.can_stats.bus_error++; + cf->can_id |= CAN_ERR_PROT | CAN_ERR_BUSERROR; + cf->data[2] |= CAN_ERR_PROT_STUFF; + } + + /* Acknowledgement Error */ + if (reg_sr & AT91_IRQ_AERR) { + dev_dbg(dev->dev.parent, "AERR irq\n"); + dev->stats.tx_errors++; + cf->can_id |= CAN_ERR_ACK; + } + + /* Form error */ + if (reg_sr & AT91_IRQ_FERR) { + dev_dbg(dev->dev.parent, "FERR irq\n"); + dev->stats.rx_errors++; + priv->can.can_stats.bus_error++; + cf->can_id |= CAN_ERR_PROT | CAN_ERR_BUSERROR; + cf->data[2] |= CAN_ERR_PROT_FORM; + } + + /* Bit Error */ + if (reg_sr & AT91_IRQ_BERR) { + dev_dbg(dev->dev.parent, "BERR irq\n"); + dev->stats.tx_errors++; + priv->can.can_stats.bus_error++; + cf->can_id |= CAN_ERR_PROT | CAN_ERR_BUSERROR; + cf->data[2] |= CAN_ERR_PROT_BIT; + } +} + +static int at91_poll_err(struct net_device *dev, int quota, u32 reg_sr) +{ + struct sk_buff *skb; + struct can_frame *cf; + + if (quota == 0) + return 0; + + skb = alloc_can_err_skb(dev, &cf); + if (unlikely(!skb)) + return 0; + + at91_poll_err_frame(dev, cf, reg_sr); + netif_receive_skb(skb); + + dev->last_rx = jiffies; + dev->stats.rx_packets++; + dev->stats.rx_bytes += cf->can_dlc; + + return 1; +} + +static int at91_poll(struct napi_struct *napi, int quota) +{ + struct net_device *dev = napi->dev; + const struct at91_priv *priv = netdev_priv(dev); + u32 reg_sr = at91_read(priv, AT91_SR); + int work_done = 0; + + if (reg_sr & AT91_IRQ_MB_RX) + work_done += at91_poll_rx(dev, quota - work_done); + + /* + * The error bits are clear on read, + * so use saved value from irq handler. + */ + reg_sr |= priv->reg_sr; + if (reg_sr & AT91_IRQ_ERR_FRAME) + work_done += at91_poll_err(dev, quota - work_done, reg_sr); + + if (work_done < quota) { + /* enable IRQs for frame errors and all mailboxes >= rx_next */ + u32 reg_ier = AT91_IRQ_ERR_FRAME; + reg_ier |= AT91_IRQ_MB_RX & ~AT91_MB_RX_MASK(priv->rx_next); + + napi_complete(napi); + at91_write(priv, AT91_IER, reg_ier); + } + + return work_done; +} + +/* + * theory of operation: + * + * priv->tx_echo holds the number of the oldest can_frame put for + * transmission into the hardware, but not yet ACKed by the CAN tx + * complete IRQ. + * + * We iterate from priv->tx_echo to priv->tx_next and check if the + * packet has been transmitted, echo it back to the CAN framework. If + * we discover a not yet transmitted package, stop looking for more. + * + */ +static void at91_irq_tx(struct net_device *dev, u32 reg_sr) +{ + struct at91_priv *priv = netdev_priv(dev); + u32 reg_msr; + unsigned int mb; + + /* masking of reg_sr not needed, already done by at91_irq */ + + for (/* nix */; (priv->tx_next - priv->tx_echo) > 0; priv->tx_echo++) { + mb = get_tx_echo_mb(priv); + + /* no event in mailbox? */ + if (!(reg_sr & (1 << mb))) + break; + + /* Disable irq for this TX mailbox */ + at91_write(priv, AT91_IDR, 1 << mb); + + /* + * only echo if mailbox signals us a transfer + * complete (MSR_MRDY). Otherwise it's a tansfer + * abort. "can_bus_off()" takes care about the skbs + * parked in the echo queue. + */ + reg_msr = at91_read(priv, AT91_MSR(mb)); + if (likely(reg_msr & AT91_MSR_MRDY && + ~reg_msr & AT91_MSR_MABT)) { + /* _NOTE_: substract AT91_MB_TX_FIRST offset from mb! */ + can_get_echo_skb(dev, mb - AT91_MB_TX_FIRST); + dev->stats.tx_packets++; + } + } + + /* + * restart queue if we don't have a wrap around but restart if + * we get a TX int for the last can frame directly before a + * wrap around. + */ + if ((priv->tx_next & AT91_NEXT_MASK) != 0 || + (priv->tx_echo & AT91_NEXT_MASK) == 0) + netif_wake_queue(dev); +} + +static void at91_irq_err_state(struct net_device *dev, + struct can_frame *cf, enum can_state new_state) +{ + struct at91_priv *priv = netdev_priv(dev); + u32 reg_idr, reg_ier, reg_ecr; + u8 tec, rec; + + reg_ecr = at91_read(priv, AT91_ECR); + rec = reg_ecr & 0xff; + tec = reg_ecr >> 16; + + switch (priv->can.state) { + case CAN_STATE_ERROR_ACTIVE: + /* + * from: ERROR_ACTIVE + * to : ERROR_WARNING, ERROR_PASSIVE, BUS_OFF + * => : there was a warning int + */ + if (new_state >= CAN_STATE_ERROR_WARNING && + new_state <= CAN_STATE_BUS_OFF) { + dev_dbg(dev->dev.parent, "Error Warning IRQ\n"); + priv->can.can_stats.error_warning++; + + cf->can_id |= CAN_ERR_CRTL; + cf->data[1] = (tec > rec) ? + CAN_ERR_CRTL_TX_WARNING : + CAN_ERR_CRTL_RX_WARNING; + } + case CAN_STATE_ERROR_WARNING: /* fallthrough */ + /* + * from: ERROR_ACTIVE, ERROR_WARNING + * to : ERROR_PASSIVE, BUS_OFF + * => : error passive int + */ + if (new_state >= CAN_STATE_ERROR_PASSIVE && + new_state <= CAN_STATE_BUS_OFF) { + dev_dbg(dev->dev.parent, "Error Passive IRQ\n"); + priv->can.can_stats.error_passive++; + + cf->can_id |= CAN_ERR_CRTL; + cf->data[1] = (tec > rec) ? + CAN_ERR_CRTL_TX_PASSIVE : + CAN_ERR_CRTL_RX_PASSIVE; + } + break; + case CAN_STATE_BUS_OFF: + /* + * from: BUS_OFF + * to : ERROR_ACTIVE, ERROR_WARNING, ERROR_PASSIVE + */ + if (new_state <= CAN_STATE_ERROR_PASSIVE) { + cf->can_id |= CAN_ERR_RESTARTED; + + dev_dbg(dev->dev.parent, "restarted\n"); + priv->can.can_stats.restarts++; + + netif_carrier_on(dev); + netif_wake_queue(dev); + } + break; + default: + break; + } + + + /* process state changes depending on the new state */ + switch (new_state) { + case CAN_STATE_ERROR_ACTIVE: + /* + * actually we want to enable AT91_IRQ_WARN here, but + * it screws up the system under certain + * circumstances. so just enable AT91_IRQ_ERRP, thus + * the "fallthrough" + */ + dev_dbg(dev->dev.parent, "Error Active\n"); + cf->can_id |= CAN_ERR_PROT; + cf->data[2] = CAN_ERR_PROT_ACTIVE; + case CAN_STATE_ERROR_WARNING: /* fallthrough */ + reg_idr = AT91_IRQ_ERRA | AT91_IRQ_WARN | AT91_IRQ_BOFF; + reg_ier = AT91_IRQ_ERRP; + break; + case CAN_STATE_ERROR_PASSIVE: + reg_idr = AT91_IRQ_ERRA | AT91_IRQ_WARN | AT91_IRQ_ERRP; + reg_ier = AT91_IRQ_BOFF; + break; + case CAN_STATE_BUS_OFF: + reg_idr = AT91_IRQ_ERRA | AT91_IRQ_ERRP | + AT91_IRQ_WARN | AT91_IRQ_BOFF; + reg_ier = 0; + + cf->can_id |= CAN_ERR_BUSOFF; + + dev_dbg(dev->dev.parent, "bus-off\n"); + netif_carrier_off(dev); + priv->can.can_stats.bus_off++; + + /* turn off chip, if restart is disabled */ + if (!priv->can.restart_ms) { + at91_chip_stop(dev, CAN_STATE_BUS_OFF); + return; + } + break; + default: + break; + } + + at91_write(priv, AT91_IDR, reg_idr); + at91_write(priv, AT91_IER, reg_ier); +} + +static void at91_irq_err(struct net_device *dev) +{ + struct at91_priv *priv = netdev_priv(dev); + struct sk_buff *skb; + struct can_frame *cf; + enum can_state new_state; + u32 reg_sr; + + reg_sr = at91_read(priv, AT91_SR); + + /* we need to look at the unmasked reg_sr */ + if (unlikely(reg_sr & AT91_IRQ_BOFF)) + new_state = CAN_STATE_BUS_OFF; + else if (unlikely(reg_sr & AT91_IRQ_ERRP)) + new_state = CAN_STATE_ERROR_PASSIVE; + else if (unlikely(reg_sr & AT91_IRQ_WARN)) + new_state = CAN_STATE_ERROR_WARNING; + else if (likely(reg_sr & AT91_IRQ_ERRA)) + new_state = CAN_STATE_ERROR_ACTIVE; + else { + dev_err(dev->dev.parent, "BUG! hardware in undefined state\n"); + return; + } + + /* state hasn't changed */ + if (likely(new_state == priv->can.state)) + return; + + skb = alloc_can_err_skb(dev, &cf); + if (unlikely(!skb)) + return; + + at91_irq_err_state(dev, cf, new_state); + netif_rx(skb); + + dev->last_rx = jiffies; + dev->stats.rx_packets++; + dev->stats.rx_bytes += cf->can_dlc; + + priv->can.state = new_state; +} + +/* + * interrupt handler + */ +static irqreturn_t at91_irq(int irq, void *dev_id) +{ + struct net_device *dev = dev_id; + struct at91_priv *priv = netdev_priv(dev); + irqreturn_t handled = IRQ_NONE; + u32 reg_sr, reg_imr; + + reg_sr = at91_read(priv, AT91_SR); + reg_imr = at91_read(priv, AT91_IMR); + + /* Ignore masked interrupts */ + reg_sr &= reg_imr; + if (!reg_sr) + goto exit; + + handled = IRQ_HANDLED; + + /* Receive or error interrupt? -> napi */ + if (reg_sr & (AT91_IRQ_MB_RX | AT91_IRQ_ERR_FRAME)) { + /* + * The error bits are clear on read, + * save for later use. + */ + priv->reg_sr = reg_sr; + at91_write(priv, AT91_IDR, + AT91_IRQ_MB_RX | AT91_IRQ_ERR_FRAME); + napi_schedule(&priv->napi); + } + + /* Transmission complete interrupt */ + if (reg_sr & AT91_IRQ_MB_TX) + at91_irq_tx(dev, reg_sr); + + at91_irq_err(dev); + + exit: + return handled; +} + +static int at91_open(struct net_device *dev) +{ + struct at91_priv *priv = netdev_priv(dev); + int err; + + clk_enable(priv->clk); + + /* check or determine and set bittime */ + err = open_candev(dev); + if (err) + goto out; + + /* register interrupt handler */ + if (request_irq(dev->irq, at91_irq, IRQF_SHARED, + dev->name, dev)) { + err = -EAGAIN; + goto out_close; + } + + /* start chip and queuing */ + at91_chip_start(dev); + napi_enable(&priv->napi); + netif_start_queue(dev); + + return 0; + + out_close: + close_candev(dev); + out: + clk_disable(priv->clk); + + return err; +} + +/* + * stop CAN bus activity + */ +static int at91_close(struct net_device *dev) +{ + struct at91_priv *priv = netdev_priv(dev); + + netif_stop_queue(dev); + napi_disable(&priv->napi); + at91_chip_stop(dev, CAN_STATE_STOPPED); + + free_irq(dev->irq, dev); + clk_disable(priv->clk); + + close_candev(dev); + + return 0; +} + +static int at91_set_mode(struct net_device *dev, enum can_mode mode) +{ + switch (mode) { + case CAN_MODE_START: + at91_chip_start(dev); + netif_wake_queue(dev); + break; + + default: + return -EOPNOTSUPP; + } + + return 0; +} + +static const struct net_device_ops at91_netdev_ops = { + .ndo_open = at91_open, + .ndo_stop = at91_close, + .ndo_start_xmit = at91_start_xmit, +}; + +static int __init at91_can_probe(struct platform_device *pdev) +{ + struct net_device *dev; + struct at91_priv *priv; + struct resource *res; + struct clk *clk; + void __iomem *addr; + int err, irq; + + clk = clk_get(&pdev->dev, "can_clk"); + if (IS_ERR(clk)) { + dev_err(&pdev->dev, "no clock defined\n"); + err = -ENODEV; + goto exit; + } + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + irq = platform_get_irq(pdev, 0); + if (!res || !irq) { + err = -ENODEV; + goto exit_put; + } + + if (!request_mem_region(res->start, + resource_size(res), + pdev->name)) { + err = -EBUSY; + goto exit_put; + } + + addr = ioremap_nocache(res->start, resource_size(res)); + if (!addr) { + err = -ENOMEM; + goto exit_release; + } + + dev = alloc_candev(sizeof(struct at91_priv)); + if (!dev) { + err = -ENOMEM; + goto exit_iounmap; + } + + dev->netdev_ops = &at91_netdev_ops; + dev->irq = irq; + dev->flags |= IFF_ECHO; + + priv = netdev_priv(dev); + priv->can.clock.freq = clk_get_rate(clk); + priv->can.bittiming_const = &at91_bittiming_const; + priv->can.do_set_bittiming = at91_set_bittiming; + priv->can.do_set_mode = at91_set_mode; + priv->reg_base = addr; + priv->dev = dev; + priv->clk = clk; + priv->pdata = pdev->dev.platform_data; + + netif_napi_add(dev, &priv->napi, at91_poll, AT91_NAPI_WEIGHT); + + dev_set_drvdata(&pdev->dev, dev); + SET_NETDEV_DEV(dev, &pdev->dev); + + err = register_candev(dev); + if (err) { + dev_err(&pdev->dev, "registering netdev failed\n"); + goto exit_free; + } + + dev_info(&pdev->dev, "device registered (reg_base=%p, irq=%d)\n", + priv->reg_base, dev->irq); + + return 0; + + exit_free: + free_netdev(dev); + exit_iounmap: + iounmap(addr); + exit_release: + release_mem_region(res->start, resource_size(res)); + exit_put: + clk_put(clk); + exit: + return err; +} + +static int __devexit at91_can_remove(struct platform_device *pdev) +{ + struct net_device *dev = platform_get_drvdata(pdev); + struct at91_priv *priv = netdev_priv(dev); + struct resource *res; + + unregister_netdev(dev); + + platform_set_drvdata(pdev, NULL); + + free_netdev(dev); + + iounmap(priv->reg_base); + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + release_mem_region(res->start, resource_size(res)); + + clk_put(priv->clk); + + return 0; +} + +static struct platform_driver at91_can_driver = { + .probe = at91_can_probe, + .remove = __devexit_p(at91_can_remove), + .driver = { + .name = DRV_NAME, + .owner = THIS_MODULE, + }, +}; + +static int __init at91_can_module_init(void) +{ + printk(KERN_INFO "%s netdevice driver\n", DRV_NAME); + return platform_driver_register(&at91_can_driver); +} + +static void __exit at91_can_module_exit(void) +{ + platform_driver_unregister(&at91_can_driver); + printk(KERN_INFO "%s: driver removed\n", DRV_NAME); +} + +module_init(at91_can_module_init); +module_exit(at91_can_module_exit); + +MODULE_AUTHOR("Marc Kleine-Budde <mkl@pengutronix.de>"); +MODULE_LICENSE("GPL v2"); +MODULE_DESCRIPTION(DRV_NAME " CAN netdevice driver"); diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c index d465eaa796c..65a2d0ba64e 100644 --- a/drivers/net/davinci_emac.c +++ b/drivers/net/davinci_emac.c @@ -200,6 +200,9 @@ static const char emac_version_string[] = "TI DaVinci EMAC Linux v6.1"; /** NOTE:: For DM646x the IN_VECTOR has changed */ #define EMAC_DM646X_MAC_IN_VECTOR_RX_INT_VEC BIT(EMAC_DEF_RX_CH) #define EMAC_DM646X_MAC_IN_VECTOR_TX_INT_VEC BIT(16 + EMAC_DEF_TX_CH) +#define EMAC_DM646X_MAC_IN_VECTOR_HOST_INT BIT(26) +#define EMAC_DM646X_MAC_IN_VECTOR_STATPEND_INT BIT(27) + /* CPPI bit positions */ #define EMAC_CPPI_SOP_BIT BIT(31) @@ -2167,7 +2170,11 @@ static int emac_poll(struct napi_struct *napi, int budget) emac_int_enable(priv); } - if (unlikely(status & EMAC_DM644X_MAC_IN_VECTOR_HOST_INT)) { + mask = EMAC_DM644X_MAC_IN_VECTOR_HOST_INT; + if (priv->version == EMAC_VERSION_2) + mask = EMAC_DM646X_MAC_IN_VECTOR_HOST_INT; + + if (unlikely(status & mask)) { u32 ch, cause; dev_err(emac_dev, "DaVinci EMAC: Fatal Hardware Error\n"); netif_stop_queue(ndev); diff --git a/drivers/net/e1000/e1000.h b/drivers/net/e1000/e1000.h index 1a4f89c66a2..42e2b7e21c2 100644 --- a/drivers/net/e1000/e1000.h +++ b/drivers/net/e1000/e1000.h @@ -149,7 +149,6 @@ do { \ #define AUTO_ALL_MODES 0 #define E1000_EEPROM_82544_APM 0x0004 -#define E1000_EEPROM_ICH8_APME 0x0004 #define E1000_EEPROM_APME 0x0400 #ifndef E1000_MASTER_SLAVE @@ -293,7 +292,6 @@ struct e1000_adapter { u64 hw_csum_err; u64 hw_csum_good; - u64 rx_hdr_split; u32 alloc_rx_buff_failed; u32 rx_int_delay; u32 rx_abs_int_delay; @@ -317,7 +315,6 @@ struct e1000_adapter { struct e1000_rx_ring test_rx_ring; int msg_enable; - bool have_msi; /* to not mess up cache alignment, always add to the bottom */ bool tso_force; diff --git a/drivers/net/e1000/e1000_ethtool.c b/drivers/net/e1000/e1000_ethtool.c index 27f996a2010..490b2b7cd3a 100644 --- a/drivers/net/e1000/e1000_ethtool.c +++ b/drivers/net/e1000/e1000_ethtool.c @@ -82,7 +82,6 @@ static const struct e1000_stats e1000_gstrings_stats[] = { { "rx_long_byte_count", E1000_STAT(stats.gorcl) }, { "rx_csum_offload_good", E1000_STAT(hw_csum_good) }, { "rx_csum_offload_errors", E1000_STAT(hw_csum_err) }, - { "rx_header_split", E1000_STAT(rx_hdr_split) }, { "alloc_rx_buff_failed", E1000_STAT(alloc_rx_buff_failed) }, { "tx_smbus", E1000_STAT(stats.mgptc) }, { "rx_smbus", E1000_STAT(stats.mgprc) }, @@ -114,8 +113,6 @@ static int e1000_get_settings(struct net_device *netdev, SUPPORTED_1000baseT_Full| SUPPORTED_Autoneg | SUPPORTED_TP); - if (hw->phy_type == e1000_phy_ife) - ecmd->supported &= ~SUPPORTED_1000baseT_Full; ecmd->advertising = ADVERTISED_TP; if (hw->autoneg == 1) { @@ -178,14 +175,6 @@ static int e1000_set_settings(struct net_device *netdev, struct e1000_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; - /* When SoL/IDER sessions are active, autoneg/speed/duplex - * cannot be changed */ - if (e1000_check_phy_reset_block(hw)) { - DPRINTK(DRV, ERR, "Cannot change link characteristics " - "when SoL/IDER is active.\n"); - return -EINVAL; - } - while (test_and_set_bit(__E1000_RESETTING, &adapter->flags)) msleep(1); @@ -330,10 +319,7 @@ static int e1000_set_tso(struct net_device *netdev, u32 data) else netdev->features &= ~NETIF_F_TSO; - if (data && (adapter->hw.mac_type > e1000_82547_rev_2)) - netdev->features |= NETIF_F_TSO6; - else - netdev->features &= ~NETIF_F_TSO6; + netdev->features &= ~NETIF_F_TSO6; DPRINTK(PROBE, INFO, "TSO is %s\n", data ? "Enabled" : "Disabled"); adapter->tso_force = true; @@ -441,7 +427,6 @@ static void e1000_get_regs(struct net_device *netdev, struct ethtool_regs *regs, regs_buff[24] = (u32)phy_data; /* phy local receiver status */ regs_buff[25] = regs_buff[24]; /* phy remote receiver status */ if (hw->mac_type >= e1000_82540 && - hw->mac_type < e1000_82571 && hw->media_type == e1000_media_type_copper) { regs_buff[26] = er32(MANC); } @@ -554,10 +539,8 @@ static int e1000_set_eeprom(struct net_device *netdev, ret_val = e1000_write_eeprom(hw, first_word, last_word - first_word + 1, eeprom_buff); - /* Update the checksum over the first part of the EEPROM if needed - * and flush shadow RAM for 82573 conrollers */ - if ((ret_val == 0) && ((first_word <= EEPROM_CHECKSUM_REG) || - (hw->mac_type == e1000_82573))) + /* Update the checksum over the first part of the EEPROM if needed */ + if ((ret_val == 0) && (first_word <= EEPROM_CHECKSUM_REG)) e1000_update_eeprom_checksum(hw); kfree(eeprom_buff); @@ -568,31 +551,12 @@ static void e1000_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo) { struct e1000_adapter *adapter = netdev_priv(netdev); - struct e1000_hw *hw = &adapter->hw; char firmware_version[32]; - u16 eeprom_data; strncpy(drvinfo->driver, e1000_driver_name, 32); strncpy(drvinfo->version, e1000_driver_version, 32); - /* EEPROM image version # is reported as firmware version # for - * 8257{1|2|3} controllers */ - e1000_read_eeprom(hw, 5, 1, &eeprom_data); - switch (hw->mac_type) { - case e1000_82571: - case e1000_82572: - case e1000_82573: - case e1000_80003es2lan: - case e1000_ich8lan: - sprintf(firmware_version, "%d.%d-%d", - (eeprom_data & 0xF000) >> 12, - (eeprom_data & 0x0FF0) >> 4, - eeprom_data & 0x000F); - break; - default: - sprintf(firmware_version, "N/A"); - } - + sprintf(firmware_version, "N/A"); strncpy(drvinfo->fw_version, firmware_version, 32); strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32); drvinfo->regdump_len = e1000_get_regs_len(netdev); @@ -781,21 +745,9 @@ static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data) /* The status register is Read Only, so a write should fail. * Some bits that get toggled are ignored. */ - switch (hw->mac_type) { + /* there are several bits on newer hardware that are r/w */ - case e1000_82571: - case e1000_82572: - case e1000_80003es2lan: - toggle = 0x7FFFF3FF; - break; - case e1000_82573: - case e1000_ich8lan: - toggle = 0x7FFFF033; - break; - default: - toggle = 0xFFFFF833; - break; - } + toggle = 0xFFFFF833; before = er32(STATUS); value = (er32(STATUS) & toggle); @@ -810,12 +762,10 @@ static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data) /* restore previous status */ ew32(STATUS, before); - if (hw->mac_type != e1000_ich8lan) { - REG_PATTERN_TEST(FCAL, 0xFFFFFFFF, 0xFFFFFFFF); - REG_PATTERN_TEST(FCAH, 0x0000FFFF, 0xFFFFFFFF); - REG_PATTERN_TEST(FCT, 0x0000FFFF, 0xFFFFFFFF); - REG_PATTERN_TEST(VET, 0x0000FFFF, 0xFFFFFFFF); - } + REG_PATTERN_TEST(FCAL, 0xFFFFFFFF, 0xFFFFFFFF); + REG_PATTERN_TEST(FCAH, 0x0000FFFF, 0xFFFFFFFF); + REG_PATTERN_TEST(FCT, 0x0000FFFF, 0xFFFFFFFF); + REG_PATTERN_TEST(VET, 0x0000FFFF, 0xFFFFFFFF); REG_PATTERN_TEST(RDTR, 0x0000FFFF, 0xFFFFFFFF); REG_PATTERN_TEST(RDBAH, 0xFFFFFFFF, 0xFFFFFFFF); @@ -830,8 +780,7 @@ static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data) REG_SET_AND_CHECK(RCTL, 0xFFFFFFFF, 0x00000000); - before = (hw->mac_type == e1000_ich8lan ? - 0x06C3B33E : 0x06DFB3FE); + before = 0x06DFB3FE; REG_SET_AND_CHECK(RCTL, before, 0x003FFFFB); REG_SET_AND_CHECK(TCTL, 0xFFFFFFFF, 0x00000000); @@ -839,12 +788,10 @@ static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data) REG_SET_AND_CHECK(RCTL, before, 0xFFFFFFFF); REG_PATTERN_TEST(RDBAL, 0xFFFFFFF0, 0xFFFFFFFF); - if (hw->mac_type != e1000_ich8lan) - REG_PATTERN_TEST(TXCW, 0xC000FFFF, 0x0000FFFF); + REG_PATTERN_TEST(TXCW, 0xC000FFFF, 0x0000FFFF); REG_PATTERN_TEST(TDBAL, 0xFFFFFFF0, 0xFFFFFFFF); REG_PATTERN_TEST(TIDV, 0x0000FFFF, 0x0000FFFF); - value = (hw->mac_type == e1000_ich8lan ? - E1000_RAR_ENTRIES_ICH8LAN : E1000_RAR_ENTRIES); + value = E1000_RAR_ENTRIES; for (i = 0; i < value; i++) { REG_PATTERN_TEST(RA + (((i << 1) + 1) << 2), 0x8003FFFF, 0xFFFFFFFF); @@ -859,8 +806,7 @@ static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data) } - value = (hw->mac_type == e1000_ich8lan ? - E1000_MC_TBL_SIZE_ICH8LAN : E1000_MC_TBL_SIZE); + value = E1000_MC_TBL_SIZE; for (i = 0; i < value; i++) REG_PATTERN_TEST(MTA + (i << 2), 0xFFFFFFFF, 0xFFFFFFFF); @@ -933,9 +879,6 @@ static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data) /* Test each interrupt */ for (; i < 10; i++) { - if (hw->mac_type == e1000_ich8lan && i == 8) - continue; - /* Interrupt to test */ mask = 1 << i; @@ -1289,35 +1232,20 @@ static int e1000_integrated_phy_loopback(struct e1000_adapter *adapter) e1000_write_phy_reg(hw, PHY_CTRL, 0x9140); /* autoneg off */ e1000_write_phy_reg(hw, PHY_CTRL, 0x8140); - } else if (hw->phy_type == e1000_phy_gg82563) - e1000_write_phy_reg(hw, - GG82563_PHY_KMRN_MODE_CTRL, - 0x1CC); + } ctrl_reg = er32(CTRL); - if (hw->phy_type == e1000_phy_ife) { - /* force 100, set loopback */ - e1000_write_phy_reg(hw, PHY_CTRL, 0x6100); + /* force 1000, set loopback */ + e1000_write_phy_reg(hw, PHY_CTRL, 0x4140); - /* Now set up the MAC to the same speed/duplex as the PHY. */ - ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */ - ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */ - E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */ - E1000_CTRL_SPD_100 |/* Force Speed to 100 */ - E1000_CTRL_FD); /* Force Duplex to FULL */ - } else { - /* force 1000, set loopback */ - e1000_write_phy_reg(hw, PHY_CTRL, 0x4140); - - /* Now set up the MAC to the same speed/duplex as the PHY. */ - ctrl_reg = er32(CTRL); - ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */ - ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */ - E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */ - E1000_CTRL_SPD_1000 |/* Force Speed to 1000 */ - E1000_CTRL_FD); /* Force Duplex to FULL */ - } + /* Now set up the MAC to the same speed/duplex as the PHY. */ + ctrl_reg = er32(CTRL); + ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */ + ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */ + E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */ + E1000_CTRL_SPD_1000 |/* Force Speed to 1000 */ + E1000_CTRL_FD); /* Force Duplex to FULL */ if (hw->media_type == e1000_media_type_copper && hw->phy_type == e1000_phy_m88) @@ -1373,14 +1301,8 @@ static int e1000_set_phy_loopback(struct e1000_adapter *adapter) case e1000_82541_rev_2: case e1000_82547: case e1000_82547_rev_2: - case e1000_82571: - case e1000_82572: - case e1000_82573: - case e1000_80003es2lan: - case e1000_ich8lan: return e1000_integrated_phy_loopback(adapter); break; - default: /* Default PHY loopback work is to read the MII * control register and assert bit 14 (loopback mode). @@ -1409,14 +1331,6 @@ static int e1000_setup_loopback_test(struct e1000_adapter *adapter) case e1000_82546_rev_3: return e1000_set_phy_loopback(adapter); break; - case e1000_82571: - case e1000_82572: -#define E1000_SERDES_LB_ON 0x410 - e1000_set_phy_loopback(adapter); - ew32(SCTL, E1000_SERDES_LB_ON); - msleep(10); - return 0; - break; default: rctl = er32(RCTL); rctl |= E1000_RCTL_LBM_TCVR; @@ -1440,26 +1354,12 @@ static void e1000_loopback_cleanup(struct e1000_adapter *adapter) ew32(RCTL, rctl); switch (hw->mac_type) { - case e1000_82571: - case e1000_82572: - if (hw->media_type == e1000_media_type_fiber || - hw->media_type == e1000_media_type_internal_serdes) { -#define E1000_SERDES_LB_OFF 0x400 - ew32(SCTL, E1000_SERDES_LB_OFF); - msleep(10); - break; - } - /* Fall Through */ case e1000_82545: case e1000_82546: case e1000_82545_rev_3: case e1000_82546_rev_3: default: hw->autoneg = true; - if (hw->phy_type == e1000_phy_gg82563) - e1000_write_phy_reg(hw, - GG82563_PHY_KMRN_MODE_CTRL, - 0x180); e1000_read_phy_reg(hw, PHY_CTRL, &phy_reg); if (phy_reg & MII_CR_LOOPBACK) { phy_reg &= ~MII_CR_LOOPBACK; @@ -1560,17 +1460,6 @@ static int e1000_run_loopback_test(struct e1000_adapter *adapter) static int e1000_loopback_test(struct e1000_adapter *adapter, u64 *data) { - struct e1000_hw *hw = &adapter->hw; - - /* PHY loopback cannot be performed if SoL/IDER - * sessions are active */ - if (e1000_check_phy_reset_block(hw)) { - DPRINTK(DRV, ERR, "Cannot do PHY loopback test " - "when SoL/IDER is active.\n"); - *data = 0; - goto out; - } - *data = e1000_setup_desc_rings(adapter); if (*data) goto out; @@ -1592,13 +1481,13 @@ static int e1000_link_test(struct e1000_adapter *adapter, u64 *data) *data = 0; if (hw->media_type == e1000_media_type_internal_serdes) { int i = 0; - hw->serdes_link_down = true; + hw->serdes_has_link = false; /* On some blade server designs, link establishment * could take as long as 2-3 minutes */ do { e1000_check_for_link(hw); - if (!hw->serdes_link_down) + if (hw->serdes_has_link) return *data; msleep(20); } while (i++ < 3750); @@ -1716,15 +1605,11 @@ static int e1000_wol_exclusion(struct e1000_adapter *adapter, case E1000_DEV_ID_82545EM_COPPER: case E1000_DEV_ID_82546GB_QUAD_COPPER: case E1000_DEV_ID_82546GB_PCIE: - case E1000_DEV_ID_82571EB_SERDES_QUAD: /* these don't support WoL at all */ wol->supported = 0; break; case E1000_DEV_ID_82546EB_FIBER: case E1000_DEV_ID_82546GB_FIBER: - case E1000_DEV_ID_82571EB_FIBER: - case E1000_DEV_ID_82571EB_SERDES: - case E1000_DEV_ID_82571EB_COPPER: /* Wake events not supported on port B */ if (er32(STATUS) & E1000_STATUS_FUNC_1) { wol->supported = 0; @@ -1733,10 +1618,6 @@ static int e1000_wol_exclusion(struct e1000_adapter *adapter, /* return success for non excluded adapter ports */ retval = 0; break; - case E1000_DEV_ID_82571EB_QUAD_COPPER: - case E1000_DEV_ID_82571EB_QUAD_FIBER: - case E1000_DEV_ID_82571EB_QUAD_COPPER_LOWPROFILE: - case E1000_DEV_ID_82571PT_QUAD_COPPER: case E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3: /* quad port adapters only support WoL on port A */ if (!adapter->quad_port_a) { @@ -1872,30 +1753,15 @@ static int e1000_phys_id(struct net_device *netdev, u32 data) if (!data) data = INT_MAX; - if (hw->mac_type < e1000_82571) { - if (!adapter->blink_timer.function) { - init_timer(&adapter->blink_timer); - adapter->blink_timer.function = e1000_led_blink_callback; - adapter->blink_timer.data = (unsigned long)adapter; - } - e1000_setup_led(hw); - mod_timer(&adapter->blink_timer, jiffies); - msleep_interruptible(data * 1000); - del_timer_sync(&adapter->blink_timer); - } else if (hw->phy_type == e1000_phy_ife) { - if (!adapter->blink_timer.function) { - init_timer(&adapter->blink_timer); - adapter->blink_timer.function = e1000_led_blink_callback; - adapter->blink_timer.data = (unsigned long)adapter; - } - mod_timer(&adapter->blink_timer, jiffies); - msleep_interruptible(data * 1000); - del_timer_sync(&adapter->blink_timer); - e1000_write_phy_reg(&(adapter->hw), IFE_PHY_SPECIAL_CONTROL_LED, 0); - } else { - e1000_blink_led_start(hw); - msleep_interruptible(data * 1000); + if (!adapter->blink_timer.function) { + init_timer(&adapter->blink_timer); + adapter->blink_timer.function = e1000_led_blink_callback; + adapter->blink_timer.data = (unsigned long)adapter; } + e1000_setup_led(hw); + mod_timer(&adapter->blink_timer, jiffies); + msleep_interruptible(data * 1000); + del_timer_sync(&adapter->blink_timer); e1000_led_off(hw); clear_bit(E1000_LED_ON, &adapter->led_status); diff --git a/drivers/net/e1000/e1000_hw.c b/drivers/net/e1000/e1000_hw.c index 45ac225a7aa..8d7d87f1282 100644 --- a/drivers/net/e1000/e1000_hw.c +++ b/drivers/net/e1000/e1000_hw.c @@ -24,88 +24,34 @@ e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 -*******************************************************************************/ + */ /* e1000_hw.c * Shared functions for accessing and configuring the MAC */ - #include "e1000_hw.h" -static s32 e1000_swfw_sync_acquire(struct e1000_hw *hw, u16 mask); -static void e1000_swfw_sync_release(struct e1000_hw *hw, u16 mask); -static s32 e1000_read_kmrn_reg(struct e1000_hw *hw, u32 reg_addr, u16 *data); -static s32 e1000_write_kmrn_reg(struct e1000_hw *hw, u32 reg_addr, u16 data); -static s32 e1000_get_software_semaphore(struct e1000_hw *hw); -static void e1000_release_software_semaphore(struct e1000_hw *hw); - -static u8 e1000_arc_subsystem_valid(struct e1000_hw *hw); static s32 e1000_check_downshift(struct e1000_hw *hw); static s32 e1000_check_polarity(struct e1000_hw *hw, e1000_rev_polarity *polarity); static void e1000_clear_hw_cntrs(struct e1000_hw *hw); static void e1000_clear_vfta(struct e1000_hw *hw); -static s32 e1000_commit_shadow_ram(struct e1000_hw *hw); static s32 e1000_config_dsp_after_link_change(struct e1000_hw *hw, bool link_up); static s32 e1000_config_fc_after_link_up(struct e1000_hw *hw); static s32 e1000_detect_gig_phy(struct e1000_hw *hw); -static s32 e1000_erase_ich8_4k_segment(struct e1000_hw *hw, u32 bank); static s32 e1000_get_auto_rd_done(struct e1000_hw *hw); static s32 e1000_get_cable_length(struct e1000_hw *hw, u16 *min_length, u16 *max_length); -static s32 e1000_get_hw_eeprom_semaphore(struct e1000_hw *hw); static s32 e1000_get_phy_cfg_done(struct e1000_hw *hw); -static s32 e1000_get_software_flag(struct e1000_hw *hw); -static s32 e1000_ich8_cycle_init(struct e1000_hw *hw); -static s32 e1000_ich8_flash_cycle(struct e1000_hw *hw, u32 timeout); static s32 e1000_id_led_init(struct e1000_hw *hw); -static s32 e1000_init_lcd_from_nvm_config_region(struct e1000_hw *hw, - u32 cnf_base_addr, - u32 cnf_size); -static s32 e1000_init_lcd_from_nvm(struct e1000_hw *hw); static void e1000_init_rx_addrs(struct e1000_hw *hw); -static void e1000_initialize_hardware_bits(struct e1000_hw *hw); -static bool e1000_is_onboard_nvm_eeprom(struct e1000_hw *hw); -static s32 e1000_kumeran_lock_loss_workaround(struct e1000_hw *hw); -static s32 e1000_mng_enable_host_if(struct e1000_hw *hw); -static s32 e1000_mng_host_if_write(struct e1000_hw *hw, u8 *buffer, u16 length, - u16 offset, u8 *sum); -static s32 e1000_mng_write_cmd_header(struct e1000_hw* hw, - struct e1000_host_mng_command_header - *hdr); -static s32 e1000_mng_write_commit(struct e1000_hw *hw); -static s32 e1000_phy_ife_get_info(struct e1000_hw *hw, - struct e1000_phy_info *phy_info); static s32 e1000_phy_igp_get_info(struct e1000_hw *hw, struct e1000_phy_info *phy_info); -static s32 e1000_read_eeprom_eerd(struct e1000_hw *hw, u16 offset, u16 words, - u16 *data); -static s32 e1000_write_eeprom_eewr(struct e1000_hw *hw, u16 offset, u16 words, - u16 *data); -static s32 e1000_poll_eerd_eewr_done(struct e1000_hw *hw, int eerd); static s32 e1000_phy_m88_get_info(struct e1000_hw *hw, struct e1000_phy_info *phy_info); -static void e1000_put_hw_eeprom_semaphore(struct e1000_hw *hw); -static s32 e1000_read_ich8_byte(struct e1000_hw *hw, u32 index, u8 *data); -static s32 e1000_verify_write_ich8_byte(struct e1000_hw *hw, u32 index, - u8 byte); -static s32 e1000_write_ich8_byte(struct e1000_hw *hw, u32 index, u8 byte); -static s32 e1000_read_ich8_word(struct e1000_hw *hw, u32 index, u16 *data); -static s32 e1000_read_ich8_data(struct e1000_hw *hw, u32 index, u32 size, - u16 *data); -static s32 e1000_write_ich8_data(struct e1000_hw *hw, u32 index, u32 size, - u16 data); -static s32 e1000_read_eeprom_ich8(struct e1000_hw *hw, u16 offset, u16 words, - u16 *data); -static s32 e1000_write_eeprom_ich8(struct e1000_hw *hw, u16 offset, u16 words, - u16 *data); -static void e1000_release_software_flag(struct e1000_hw *hw); static s32 e1000_set_d3_lplu_state(struct e1000_hw *hw, bool active); -static s32 e1000_set_d0_lplu_state(struct e1000_hw *hw, bool active); -static s32 e1000_set_pci_ex_no_snoop(struct e1000_hw *hw, u32 no_snoop); -static void e1000_set_pci_express_master_disable(struct e1000_hw *hw); static s32 e1000_wait_autoneg(struct e1000_hw *hw); static void e1000_write_reg_io(struct e1000_hw *hw, u32 offset, u32 value); static s32 e1000_set_phy_type(struct e1000_hw *hw); @@ -117,12 +63,11 @@ static s32 e1000_phy_force_speed_duplex(struct e1000_hw *hw); static s32 e1000_config_mac_to_phy(struct e1000_hw *hw); static void e1000_raise_mdi_clk(struct e1000_hw *hw, u32 *ctrl); static void e1000_lower_mdi_clk(struct e1000_hw *hw, u32 *ctrl); -static void e1000_shift_out_mdi_bits(struct e1000_hw *hw, u32 data, - u16 count); +static void e1000_shift_out_mdi_bits(struct e1000_hw *hw, u32 data, u16 count); static u16 e1000_shift_in_mdi_bits(struct e1000_hw *hw); static s32 e1000_phy_reset_dsp(struct e1000_hw *hw); static s32 e1000_write_eeprom_spi(struct e1000_hw *hw, u16 offset, - u16 words, u16 *data); + u16 words, u16 *data); static s32 e1000_write_eeprom_microwire(struct e1000_hw *hw, u16 offset, u16 words, u16 *data); static s32 e1000_spi_eeprom_ready(struct e1000_hw *hw); @@ -131,7 +76,7 @@ static void e1000_lower_ee_clk(struct e1000_hw *hw, u32 *eecd); static void e1000_shift_out_ee_bits(struct e1000_hw *hw, u16 data, u16 count); static s32 e1000_write_phy_reg_ex(struct e1000_hw *hw, u32 reg_addr, u16 phy_data); -static s32 e1000_read_phy_reg_ex(struct e1000_hw *hw,u32 reg_addr, +static s32 e1000_read_phy_reg_ex(struct e1000_hw *hw, u32 reg_addr, u16 *phy_data); static u16 e1000_shift_in_ee_bits(struct e1000_hw *hw, u16 count); static s32 e1000_acquire_eeprom(struct e1000_hw *hw); @@ -140,188 +85,164 @@ static void e1000_standby_eeprom(struct e1000_hw *hw); static s32 e1000_set_vco_speed(struct e1000_hw *hw); static s32 e1000_polarity_reversal_workaround(struct e1000_hw *hw); static s32 e1000_set_phy_mode(struct e1000_hw *hw); -static s32 e1000_host_if_read_cookie(struct e1000_hw *hw, u8 *buffer); -static u8 e1000_calculate_mng_checksum(char *buffer, u32 length); -static s32 e1000_configure_kmrn_for_10_100(struct e1000_hw *hw, u16 duplex); -static s32 e1000_configure_kmrn_for_1000(struct e1000_hw *hw); -static s32 e1000_do_read_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data); -static s32 e1000_do_write_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data); +static s32 e1000_do_read_eeprom(struct e1000_hw *hw, u16 offset, u16 words, + u16 *data); +static s32 e1000_do_write_eeprom(struct e1000_hw *hw, u16 offset, u16 words, + u16 *data); /* IGP cable length table */ static const -u16 e1000_igp_cable_length_table[IGP01E1000_AGC_LENGTH_TABLE_SIZE] = - { 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, - 5, 10, 10, 10, 10, 10, 10, 10, 20, 20, 20, 20, 20, 25, 25, 25, - 25, 25, 25, 25, 30, 30, 30, 30, 40, 40, 40, 40, 40, 40, 40, 40, - 40, 50, 50, 50, 50, 50, 50, 50, 60, 60, 60, 60, 60, 60, 60, 60, - 60, 70, 70, 70, 70, 70, 70, 80, 80, 80, 80, 80, 80, 90, 90, 90, - 90, 90, 90, 90, 90, 90, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100, - 100, 100, 100, 100, 110, 110, 110, 110, 110, 110, 110, 110, 110, 110, 110, 110, - 110, 110, 110, 110, 110, 110, 120, 120, 120, 120, 120, 120, 120, 120, 120, 120}; - -static const -u16 e1000_igp_2_cable_length_table[IGP02E1000_AGC_LENGTH_TABLE_SIZE] = - { 0, 0, 0, 0, 0, 0, 0, 0, 3, 5, 8, 11, 13, 16, 18, 21, - 0, 0, 0, 3, 6, 10, 13, 16, 19, 23, 26, 29, 32, 35, 38, 41, - 6, 10, 14, 18, 22, 26, 30, 33, 37, 41, 44, 48, 51, 54, 58, 61, - 21, 26, 31, 35, 40, 44, 49, 53, 57, 61, 65, 68, 72, 75, 79, 82, - 40, 45, 51, 56, 61, 66, 70, 75, 79, 83, 87, 91, 94, 98, 101, 104, - 60, 66, 72, 77, 82, 87, 92, 96, 100, 104, 108, 111, 114, 117, 119, 121, - 83, 89, 95, 100, 105, 109, 113, 116, 119, 122, 124, - 104, 109, 114, 118, 121, 124}; +u16 e1000_igp_cable_length_table[IGP01E1000_AGC_LENGTH_TABLE_SIZE] = { + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 10, 10, 10, 10, 10, 10, 10, 20, 20, 20, 20, 20, 25, 25, 25, + 25, 25, 25, 25, 30, 30, 30, 30, 40, 40, 40, 40, 40, 40, 40, 40, + 40, 50, 50, 50, 50, 50, 50, 50, 60, 60, 60, 60, 60, 60, 60, 60, + 60, 70, 70, 70, 70, 70, 70, 80, 80, 80, 80, 80, 80, 90, 90, 90, + 90, 90, 90, 90, 90, 90, 100, 100, 100, 100, 100, 100, 100, 100, 100, + 100, + 100, 100, 100, 100, 110, 110, 110, 110, 110, 110, 110, 110, 110, 110, + 110, 110, + 110, 110, 110, 110, 110, 110, 120, 120, 120, 120, 120, 120, 120, 120, + 120, 120 +}; static DEFINE_SPINLOCK(e1000_eeprom_lock); -/****************************************************************************** - * Set the phy type member in the hw struct. - * - * hw - Struct containing variables accessed by shared code - *****************************************************************************/ +/** + * e1000_set_phy_type - Set the phy type member in the hw struct. + * @hw: Struct containing variables accessed by shared code + */ static s32 e1000_set_phy_type(struct e1000_hw *hw) { - DEBUGFUNC("e1000_set_phy_type"); - - if (hw->mac_type == e1000_undefined) - return -E1000_ERR_PHY_TYPE; - - switch (hw->phy_id) { - case M88E1000_E_PHY_ID: - case M88E1000_I_PHY_ID: - case M88E1011_I_PHY_ID: - case M88E1111_I_PHY_ID: - hw->phy_type = e1000_phy_m88; - break; - case IGP01E1000_I_PHY_ID: - if (hw->mac_type == e1000_82541 || - hw->mac_type == e1000_82541_rev_2 || - hw->mac_type == e1000_82547 || - hw->mac_type == e1000_82547_rev_2) { - hw->phy_type = e1000_phy_igp; - break; - } - case IGP03E1000_E_PHY_ID: - hw->phy_type = e1000_phy_igp_3; - break; - case IFE_E_PHY_ID: - case IFE_PLUS_E_PHY_ID: - case IFE_C_E_PHY_ID: - hw->phy_type = e1000_phy_ife; - break; - case GG82563_E_PHY_ID: - if (hw->mac_type == e1000_80003es2lan) { - hw->phy_type = e1000_phy_gg82563; - break; - } - /* Fall Through */ - default: - /* Should never have loaded on this device */ - hw->phy_type = e1000_phy_undefined; - return -E1000_ERR_PHY_TYPE; - } - - return E1000_SUCCESS; -} - -/****************************************************************************** - * IGP phy init script - initializes the GbE PHY - * - * hw - Struct containing variables accessed by shared code - *****************************************************************************/ -static void e1000_phy_init_script(struct e1000_hw *hw) -{ - u32 ret_val; - u16 phy_saved_data; - - DEBUGFUNC("e1000_phy_init_script"); - - if (hw->phy_init_script) { - msleep(20); - - /* Save off the current value of register 0x2F5B to be restored at - * the end of this routine. */ - ret_val = e1000_read_phy_reg(hw, 0x2F5B, &phy_saved_data); - - /* Disabled the PHY transmitter */ - e1000_write_phy_reg(hw, 0x2F5B, 0x0003); + DEBUGFUNC("e1000_set_phy_type"); - msleep(20); + if (hw->mac_type == e1000_undefined) + return -E1000_ERR_PHY_TYPE; - e1000_write_phy_reg(hw,0x0000,0x0140); - - msleep(5); - - switch (hw->mac_type) { - case e1000_82541: - case e1000_82547: - e1000_write_phy_reg(hw, 0x1F95, 0x0001); - - e1000_write_phy_reg(hw, 0x1F71, 0xBD21); - - e1000_write_phy_reg(hw, 0x1F79, 0x0018); - - e1000_write_phy_reg(hw, 0x1F30, 0x1600); - - e1000_write_phy_reg(hw, 0x1F31, 0x0014); - - e1000_write_phy_reg(hw, 0x1F32, 0x161C); - - e1000_write_phy_reg(hw, 0x1F94, 0x0003); - - e1000_write_phy_reg(hw, 0x1F96, 0x003F); - - e1000_write_phy_reg(hw, 0x2010, 0x0008); - break; - - case e1000_82541_rev_2: - case e1000_82547_rev_2: - e1000_write_phy_reg(hw, 0x1F73, 0x0099); - break; - default: - break; - } - - e1000_write_phy_reg(hw, 0x0000, 0x3300); - - msleep(20); - - /* Now enable the transmitter */ - e1000_write_phy_reg(hw, 0x2F5B, phy_saved_data); - - if (hw->mac_type == e1000_82547) { - u16 fused, fine, coarse; - - /* Move to analog registers page */ - e1000_read_phy_reg(hw, IGP01E1000_ANALOG_SPARE_FUSE_STATUS, &fused); - - if (!(fused & IGP01E1000_ANALOG_SPARE_FUSE_ENABLED)) { - e1000_read_phy_reg(hw, IGP01E1000_ANALOG_FUSE_STATUS, &fused); + switch (hw->phy_id) { + case M88E1000_E_PHY_ID: + case M88E1000_I_PHY_ID: + case M88E1011_I_PHY_ID: + case M88E1111_I_PHY_ID: + hw->phy_type = e1000_phy_m88; + break; + case IGP01E1000_I_PHY_ID: + if (hw->mac_type == e1000_82541 || + hw->mac_type == e1000_82541_rev_2 || + hw->mac_type == e1000_82547 || + hw->mac_type == e1000_82547_rev_2) { + hw->phy_type = e1000_phy_igp; + break; + } + default: + /* Should never have loaded on this device */ + hw->phy_type = e1000_phy_undefined; + return -E1000_ERR_PHY_TYPE; + } - fine = fused & IGP01E1000_ANALOG_FUSE_FINE_MASK; - coarse = fused & IGP01E1000_ANALOG_FUSE_COARSE_MASK; + return E1000_SUCCESS; +} - if (coarse > IGP01E1000_ANALOG_FUSE_COARSE_THRESH) { - coarse -= IGP01E1000_ANALOG_FUSE_COARSE_10; - fine -= IGP01E1000_ANALOG_FUSE_FINE_1; - } else if (coarse == IGP01E1000_ANALOG_FUSE_COARSE_THRESH) - fine -= IGP01E1000_ANALOG_FUSE_FINE_10; +/** + * e1000_phy_init_script - IGP phy init script - initializes the GbE PHY + * @hw: Struct containing variables accessed by shared code + */ +static void e1000_phy_init_script(struct e1000_hw *hw) +{ + u32 ret_val; + u16 phy_saved_data; + + DEBUGFUNC("e1000_phy_init_script"); + + if (hw->phy_init_script) { + msleep(20); + + /* Save off the current value of register 0x2F5B to be restored at + * the end of this routine. */ + ret_val = e1000_read_phy_reg(hw, 0x2F5B, &phy_saved_data); + + /* Disabled the PHY transmitter */ + e1000_write_phy_reg(hw, 0x2F5B, 0x0003); + msleep(20); + + e1000_write_phy_reg(hw, 0x0000, 0x0140); + msleep(5); + + switch (hw->mac_type) { + case e1000_82541: + case e1000_82547: + e1000_write_phy_reg(hw, 0x1F95, 0x0001); + e1000_write_phy_reg(hw, 0x1F71, 0xBD21); + e1000_write_phy_reg(hw, 0x1F79, 0x0018); + e1000_write_phy_reg(hw, 0x1F30, 0x1600); + e1000_write_phy_reg(hw, 0x1F31, 0x0014); + e1000_write_phy_reg(hw, 0x1F32, 0x161C); + e1000_write_phy_reg(hw, 0x1F94, 0x0003); + e1000_write_phy_reg(hw, 0x1F96, 0x003F); + e1000_write_phy_reg(hw, 0x2010, 0x0008); + break; - fused = (fused & IGP01E1000_ANALOG_FUSE_POLY_MASK) | - (fine & IGP01E1000_ANALOG_FUSE_FINE_MASK) | - (coarse & IGP01E1000_ANALOG_FUSE_COARSE_MASK); + case e1000_82541_rev_2: + case e1000_82547_rev_2: + e1000_write_phy_reg(hw, 0x1F73, 0x0099); + break; + default: + break; + } - e1000_write_phy_reg(hw, IGP01E1000_ANALOG_FUSE_CONTROL, fused); - e1000_write_phy_reg(hw, IGP01E1000_ANALOG_FUSE_BYPASS, - IGP01E1000_ANALOG_FUSE_ENABLE_SW_CONTROL); - } - } - } + e1000_write_phy_reg(hw, 0x0000, 0x3300); + msleep(20); + + /* Now enable the transmitter */ + e1000_write_phy_reg(hw, 0x2F5B, phy_saved_data); + + if (hw->mac_type == e1000_82547) { + u16 fused, fine, coarse; + + /* Move to analog registers page */ + e1000_read_phy_reg(hw, + IGP01E1000_ANALOG_SPARE_FUSE_STATUS, + &fused); + + if (!(fused & IGP01E1000_ANALOG_SPARE_FUSE_ENABLED)) { + e1000_read_phy_reg(hw, + IGP01E1000_ANALOG_FUSE_STATUS, + &fused); + + fine = fused & IGP01E1000_ANALOG_FUSE_FINE_MASK; + coarse = + fused & IGP01E1000_ANALOG_FUSE_COARSE_MASK; + + if (coarse > + IGP01E1000_ANALOG_FUSE_COARSE_THRESH) { + coarse -= + IGP01E1000_ANALOG_FUSE_COARSE_10; + fine -= IGP01E1000_ANALOG_FUSE_FINE_1; + } else if (coarse == + IGP01E1000_ANALOG_FUSE_COARSE_THRESH) + fine -= IGP01E1000_ANALOG_FUSE_FINE_10; + + fused = + (fused & IGP01E1000_ANALOG_FUSE_POLY_MASK) | + (fine & IGP01E1000_ANALOG_FUSE_FINE_MASK) | + (coarse & + IGP01E1000_ANALOG_FUSE_COARSE_MASK); + + e1000_write_phy_reg(hw, + IGP01E1000_ANALOG_FUSE_CONTROL, + fused); + e1000_write_phy_reg(hw, + IGP01E1000_ANALOG_FUSE_BYPASS, + IGP01E1000_ANALOG_FUSE_ENABLE_SW_CONTROL); + } + } + } } -/****************************************************************************** - * Set the mac type member in the hw struct. - * - * hw - Struct containing variables accessed by shared code - *****************************************************************************/ +/** + * e1000_set_mac_type - Set the mac type member in the hw struct. + * @hw: Struct containing variables accessed by shared code + */ s32 e1000_set_mac_type(struct e1000_hw *hw) { DEBUGFUNC("e1000_set_mac_type"); @@ -397,61 +318,12 @@ s32 e1000_set_mac_type(struct e1000_hw *hw) case E1000_DEV_ID_82547GI: hw->mac_type = e1000_82547_rev_2; break; - case E1000_DEV_ID_82571EB_COPPER: - case E1000_DEV_ID_82571EB_FIBER: - case E1000_DEV_ID_82571EB_SERDES: - case E1000_DEV_ID_82571EB_SERDES_DUAL: - case E1000_DEV_ID_82571EB_SERDES_QUAD: - case E1000_DEV_ID_82571EB_QUAD_COPPER: - case E1000_DEV_ID_82571PT_QUAD_COPPER: - case E1000_DEV_ID_82571EB_QUAD_FIBER: - case E1000_DEV_ID_82571EB_QUAD_COPPER_LOWPROFILE: - hw->mac_type = e1000_82571; - break; - case E1000_DEV_ID_82572EI_COPPER: - case E1000_DEV_ID_82572EI_FIBER: - case E1000_DEV_ID_82572EI_SERDES: - case E1000_DEV_ID_82572EI: - hw->mac_type = e1000_82572; - break; - case E1000_DEV_ID_82573E: - case E1000_DEV_ID_82573E_IAMT: - case E1000_DEV_ID_82573L: - hw->mac_type = e1000_82573; - break; - case E1000_DEV_ID_80003ES2LAN_COPPER_SPT: - case E1000_DEV_ID_80003ES2LAN_SERDES_SPT: - case E1000_DEV_ID_80003ES2LAN_COPPER_DPT: - case E1000_DEV_ID_80003ES2LAN_SERDES_DPT: - hw->mac_type = e1000_80003es2lan; - break; - case E1000_DEV_ID_ICH8_IGP_M_AMT: - case E1000_DEV_ID_ICH8_IGP_AMT: - case E1000_DEV_ID_ICH8_IGP_C: - case E1000_DEV_ID_ICH8_IFE: - case E1000_DEV_ID_ICH8_IFE_GT: - case E1000_DEV_ID_ICH8_IFE_G: - case E1000_DEV_ID_ICH8_IGP_M: - hw->mac_type = e1000_ich8lan; - break; default: /* Should never have loaded on this device */ return -E1000_ERR_MAC_TYPE; } switch (hw->mac_type) { - case e1000_ich8lan: - hw->swfwhw_semaphore_present = true; - hw->asf_firmware_present = true; - break; - case e1000_80003es2lan: - hw->swfw_sync_present = true; - /* fall through */ - case e1000_82571: - case e1000_82572: - case e1000_82573: - hw->eeprom_semaphore_present = true; - /* fall through */ case e1000_82541: case e1000_82547: case e1000_82541_rev_2: @@ -468,6058 +340,4500 @@ s32 e1000_set_mac_type(struct e1000_hw *hw) if (hw->mac_type == e1000_82543) hw->bad_tx_carr_stats_fd = true; - /* capable of receiving management packets to the host */ - if (hw->mac_type >= e1000_82571) - hw->has_manc2h = true; - - /* In rare occasions, ESB2 systems would end up started without - * the RX unit being turned on. - */ - if (hw->mac_type == e1000_80003es2lan) - hw->rx_needs_kicking = true; - if (hw->mac_type > e1000_82544) hw->has_smbus = true; return E1000_SUCCESS; } -/***************************************************************************** - * Set media type and TBI compatibility. - * - * hw - Struct containing variables accessed by shared code - * **************************************************************************/ +/** + * e1000_set_media_type - Set media type and TBI compatibility. + * @hw: Struct containing variables accessed by shared code + */ void e1000_set_media_type(struct e1000_hw *hw) { - u32 status; - - DEBUGFUNC("e1000_set_media_type"); - - if (hw->mac_type != e1000_82543) { - /* tbi_compatibility is only valid on 82543 */ - hw->tbi_compatibility_en = false; - } - - switch (hw->device_id) { - case E1000_DEV_ID_82545GM_SERDES: - case E1000_DEV_ID_82546GB_SERDES: - case E1000_DEV_ID_82571EB_SERDES: - case E1000_DEV_ID_82571EB_SERDES_DUAL: - case E1000_DEV_ID_82571EB_SERDES_QUAD: - case E1000_DEV_ID_82572EI_SERDES: - case E1000_DEV_ID_80003ES2LAN_SERDES_DPT: - hw->media_type = e1000_media_type_internal_serdes; - break; - default: - switch (hw->mac_type) { - case e1000_82542_rev2_0: - case e1000_82542_rev2_1: - hw->media_type = e1000_media_type_fiber; - break; - case e1000_ich8lan: - case e1000_82573: - /* The STATUS_TBIMODE bit is reserved or reused for the this - * device. - */ - hw->media_type = e1000_media_type_copper; - break; - default: - status = er32(STATUS); - if (status & E1000_STATUS_TBIMODE) { - hw->media_type = e1000_media_type_fiber; - /* tbi_compatibility not valid on fiber */ - hw->tbi_compatibility_en = false; - } else { - hw->media_type = e1000_media_type_copper; - } - break; - } - } + u32 status; + + DEBUGFUNC("e1000_set_media_type"); + + if (hw->mac_type != e1000_82543) { + /* tbi_compatibility is only valid on 82543 */ + hw->tbi_compatibility_en = false; + } + + switch (hw->device_id) { + case E1000_DEV_ID_82545GM_SERDES: + case E1000_DEV_ID_82546GB_SERDES: + hw->media_type = e1000_media_type_internal_serdes; + break; + default: + switch (hw->mac_type) { + case e1000_82542_rev2_0: + case e1000_82542_rev2_1: + hw->media_type = e1000_media_type_fiber; + break; + default: + status = er32(STATUS); + if (status & E1000_STATUS_TBIMODE) { + hw->media_type = e1000_media_type_fiber; + /* tbi_compatibility not valid on fiber */ + hw->tbi_compatibility_en = false; + } else { + hw->media_type = e1000_media_type_copper; + } + break; + } + } } -/****************************************************************************** - * Reset the transmit and receive units; mask and clear all interrupts. +/** + * e1000_reset_hw: reset the hardware completely + * @hw: Struct containing variables accessed by shared code * - * hw - Struct containing variables accessed by shared code - *****************************************************************************/ + * Reset the transmit and receive units; mask and clear all interrupts. + */ s32 e1000_reset_hw(struct e1000_hw *hw) { - u32 ctrl; - u32 ctrl_ext; - u32 icr; - u32 manc; - u32 led_ctrl; - u32 timeout; - u32 extcnf_ctrl; - s32 ret_val; - - DEBUGFUNC("e1000_reset_hw"); - - /* For 82542 (rev 2.0), disable MWI before issuing a device reset */ - if (hw->mac_type == e1000_82542_rev2_0) { - DEBUGOUT("Disabling MWI on 82542 rev 2.0\n"); - e1000_pci_clear_mwi(hw); - } - - if (hw->bus_type == e1000_bus_type_pci_express) { - /* Prevent the PCI-E bus from sticking if there is no TLP connection - * on the last TLP read/write transaction when MAC is reset. - */ - if (e1000_disable_pciex_master(hw) != E1000_SUCCESS) { - DEBUGOUT("PCI-E Master disable polling has failed.\n"); - } - } - - /* Clear interrupt mask to stop board from generating interrupts */ - DEBUGOUT("Masking off all interrupts\n"); - ew32(IMC, 0xffffffff); - - /* Disable the Transmit and Receive units. Then delay to allow - * any pending transactions to complete before we hit the MAC with - * the global reset. - */ - ew32(RCTL, 0); - ew32(TCTL, E1000_TCTL_PSP); - E1000_WRITE_FLUSH(); - - /* The tbi_compatibility_on Flag must be cleared when Rctl is cleared. */ - hw->tbi_compatibility_on = false; - - /* Delay to allow any outstanding PCI transactions to complete before - * resetting the device - */ - msleep(10); - - ctrl = er32(CTRL); - - /* Must reset the PHY before resetting the MAC */ - if ((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) { - ew32(CTRL, (ctrl | E1000_CTRL_PHY_RST)); - msleep(5); - } - - /* Must acquire the MDIO ownership before MAC reset. - * Ownership defaults to firmware after a reset. */ - if (hw->mac_type == e1000_82573) { - timeout = 10; - - extcnf_ctrl = er32(EXTCNF_CTRL); - extcnf_ctrl |= E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP; - - do { - ew32(EXTCNF_CTRL, extcnf_ctrl); - extcnf_ctrl = er32(EXTCNF_CTRL); - - if (extcnf_ctrl & E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP) - break; - else - extcnf_ctrl |= E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP; - - msleep(2); - timeout--; - } while (timeout); - } - - /* Workaround for ICH8 bit corruption issue in FIFO memory */ - if (hw->mac_type == e1000_ich8lan) { - /* Set Tx and Rx buffer allocation to 8k apiece. */ - ew32(PBA, E1000_PBA_8K); - /* Set Packet Buffer Size to 16k. */ - ew32(PBS, E1000_PBS_16K); - } - - /* Issue a global reset to the MAC. This will reset the chip's - * transmit, receive, DMA, and link units. It will not effect - * the current PCI configuration. The global reset bit is self- - * clearing, and should clear within a microsecond. - */ - DEBUGOUT("Issuing a global reset to MAC\n"); - - switch (hw->mac_type) { - case e1000_82544: - case e1000_82540: - case e1000_82545: - case e1000_82546: - case e1000_82541: - case e1000_82541_rev_2: - /* These controllers can't ack the 64-bit write when issuing the - * reset, so use IO-mapping as a workaround to issue the reset */ - E1000_WRITE_REG_IO(hw, CTRL, (ctrl | E1000_CTRL_RST)); - break; - case e1000_82545_rev_3: - case e1000_82546_rev_3: - /* Reset is performed on a shadow of the control register */ - ew32(CTRL_DUP, (ctrl | E1000_CTRL_RST)); - break; - case e1000_ich8lan: - if (!hw->phy_reset_disable && - e1000_check_phy_reset_block(hw) == E1000_SUCCESS) { - /* e1000_ich8lan PHY HW reset requires MAC CORE reset - * at the same time to make sure the interface between - * MAC and the external PHY is reset. - */ - ctrl |= E1000_CTRL_PHY_RST; - } - - e1000_get_software_flag(hw); - ew32(CTRL, (ctrl | E1000_CTRL_RST)); - msleep(5); - break; - default: - ew32(CTRL, (ctrl | E1000_CTRL_RST)); - break; - } - - /* After MAC reset, force reload of EEPROM to restore power-on settings to - * device. Later controllers reload the EEPROM automatically, so just wait - * for reload to complete. - */ - switch (hw->mac_type) { - case e1000_82542_rev2_0: - case e1000_82542_rev2_1: - case e1000_82543: - case e1000_82544: - /* Wait for reset to complete */ - udelay(10); - ctrl_ext = er32(CTRL_EXT); - ctrl_ext |= E1000_CTRL_EXT_EE_RST; - ew32(CTRL_EXT, ctrl_ext); - E1000_WRITE_FLUSH(); - /* Wait for EEPROM reload */ - msleep(2); - break; - case e1000_82541: - case e1000_82541_rev_2: - case e1000_82547: - case e1000_82547_rev_2: - /* Wait for EEPROM reload */ - msleep(20); - break; - case e1000_82573: - if (!e1000_is_onboard_nvm_eeprom(hw)) { - udelay(10); - ctrl_ext = er32(CTRL_EXT); - ctrl_ext |= E1000_CTRL_EXT_EE_RST; - ew32(CTRL_EXT, ctrl_ext); - E1000_WRITE_FLUSH(); - } - /* fall through */ - default: - /* Auto read done will delay 5ms or poll based on mac type */ - ret_val = e1000_get_auto_rd_done(hw); - if (ret_val) - return ret_val; - break; - } - - /* Disable HW ARPs on ASF enabled adapters */ - if (hw->mac_type >= e1000_82540 && hw->mac_type <= e1000_82547_rev_2) { - manc = er32(MANC); - manc &= ~(E1000_MANC_ARP_EN); - ew32(MANC, manc); - } - - if ((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) { - e1000_phy_init_script(hw); - - /* Configure activity LED after PHY reset */ - led_ctrl = er32(LEDCTL); - led_ctrl &= IGP_ACTIVITY_LED_MASK; - led_ctrl |= (IGP_ACTIVITY_LED_ENABLE | IGP_LED3_MODE); - ew32(LEDCTL, led_ctrl); - } - - /* Clear interrupt mask to stop board from generating interrupts */ - DEBUGOUT("Masking off all interrupts\n"); - ew32(IMC, 0xffffffff); - - /* Clear any pending interrupt events. */ - icr = er32(ICR); - - /* If MWI was previously enabled, reenable it. */ - if (hw->mac_type == e1000_82542_rev2_0) { - if (hw->pci_cmd_word & PCI_COMMAND_INVALIDATE) - e1000_pci_set_mwi(hw); - } - - if (hw->mac_type == e1000_ich8lan) { - u32 kab = er32(KABGTXD); - kab |= E1000_KABGTXD_BGSQLBIAS; - ew32(KABGTXD, kab); - } - - return E1000_SUCCESS; -} + u32 ctrl; + u32 ctrl_ext; + u32 icr; + u32 manc; + u32 led_ctrl; + s32 ret_val; -/****************************************************************************** - * - * Initialize a number of hardware-dependent bits - * - * hw: Struct containing variables accessed by shared code - * - * This function contains hardware limitation workarounds for PCI-E adapters - * - *****************************************************************************/ -static void e1000_initialize_hardware_bits(struct e1000_hw *hw) -{ - if ((hw->mac_type >= e1000_82571) && (!hw->initialize_hw_bits_disable)) { - /* Settings common to all PCI-express silicon */ - u32 reg_ctrl, reg_ctrl_ext; - u32 reg_tarc0, reg_tarc1; - u32 reg_tctl; - u32 reg_txdctl, reg_txdctl1; - - /* link autonegotiation/sync workarounds */ - reg_tarc0 = er32(TARC0); - reg_tarc0 &= ~((1 << 30)|(1 << 29)|(1 << 28)|(1 << 27)); - - /* Enable not-done TX descriptor counting */ - reg_txdctl = er32(TXDCTL); - reg_txdctl |= E1000_TXDCTL_COUNT_DESC; - ew32(TXDCTL, reg_txdctl); - reg_txdctl1 = er32(TXDCTL1); - reg_txdctl1 |= E1000_TXDCTL_COUNT_DESC; - ew32(TXDCTL1, reg_txdctl1); - - switch (hw->mac_type) { - case e1000_82571: - case e1000_82572: - /* Clear PHY TX compatible mode bits */ - reg_tarc1 = er32(TARC1); - reg_tarc1 &= ~((1 << 30)|(1 << 29)); - - /* link autonegotiation/sync workarounds */ - reg_tarc0 |= ((1 << 26)|(1 << 25)|(1 << 24)|(1 << 23)); - - /* TX ring control fixes */ - reg_tarc1 |= ((1 << 26)|(1 << 25)|(1 << 24)); - - /* Multiple read bit is reversed polarity */ - reg_tctl = er32(TCTL); - if (reg_tctl & E1000_TCTL_MULR) - reg_tarc1 &= ~(1 << 28); - else - reg_tarc1 |= (1 << 28); - - ew32(TARC1, reg_tarc1); - break; - case e1000_82573: - reg_ctrl_ext = er32(CTRL_EXT); - reg_ctrl_ext &= ~(1 << 23); - reg_ctrl_ext |= (1 << 22); - - /* TX byte count fix */ - reg_ctrl = er32(CTRL); - reg_ctrl &= ~(1 << 29); - - ew32(CTRL_EXT, reg_ctrl_ext); - ew32(CTRL, reg_ctrl); - break; - case e1000_80003es2lan: - /* improve small packet performace for fiber/serdes */ - if ((hw->media_type == e1000_media_type_fiber) || - (hw->media_type == e1000_media_type_internal_serdes)) { - reg_tarc0 &= ~(1 << 20); - } - - /* Multiple read bit is reversed polarity */ - reg_tctl = er32(TCTL); - reg_tarc1 = er32(TARC1); - if (reg_tctl & E1000_TCTL_MULR) - reg_tarc1 &= ~(1 << 28); - else - reg_tarc1 |= (1 << 28); - - ew32(TARC1, reg_tarc1); - break; - case e1000_ich8lan: - /* Reduce concurrent DMA requests to 3 from 4 */ - if ((hw->revision_id < 3) || - ((hw->device_id != E1000_DEV_ID_ICH8_IGP_M_AMT) && - (hw->device_id != E1000_DEV_ID_ICH8_IGP_M))) - reg_tarc0 |= ((1 << 29)|(1 << 28)); - - reg_ctrl_ext = er32(CTRL_EXT); - reg_ctrl_ext |= (1 << 22); - ew32(CTRL_EXT, reg_ctrl_ext); - - /* workaround TX hang with TSO=on */ - reg_tarc0 |= ((1 << 27)|(1 << 26)|(1 << 24)|(1 << 23)); - - /* Multiple read bit is reversed polarity */ - reg_tctl = er32(TCTL); - reg_tarc1 = er32(TARC1); - if (reg_tctl & E1000_TCTL_MULR) - reg_tarc1 &= ~(1 << 28); - else - reg_tarc1 |= (1 << 28); - - /* workaround TX hang with TSO=on */ - reg_tarc1 |= ((1 << 30)|(1 << 26)|(1 << 24)); - - ew32(TARC1, reg_tarc1); - break; - default: - break; - } - - ew32(TARC0, reg_tarc0); - } + DEBUGFUNC("e1000_reset_hw"); + + /* For 82542 (rev 2.0), disable MWI before issuing a device reset */ + if (hw->mac_type == e1000_82542_rev2_0) { + DEBUGOUT("Disabling MWI on 82542 rev 2.0\n"); + e1000_pci_clear_mwi(hw); + } + + /* Clear interrupt mask to stop board from generating interrupts */ + DEBUGOUT("Masking off all interrupts\n"); + ew32(IMC, 0xffffffff); + + /* Disable the Transmit and Receive units. Then delay to allow + * any pending transactions to complete before we hit the MAC with + * the global reset. + */ + ew32(RCTL, 0); + ew32(TCTL, E1000_TCTL_PSP); + E1000_WRITE_FLUSH(); + + /* The tbi_compatibility_on Flag must be cleared when Rctl is cleared. */ + hw->tbi_compatibility_on = false; + + /* Delay to allow any outstanding PCI transactions to complete before + * resetting the device + */ + msleep(10); + + ctrl = er32(CTRL); + + /* Must reset the PHY before resetting the MAC */ + if ((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) { + ew32(CTRL, (ctrl | E1000_CTRL_PHY_RST)); + msleep(5); + } + + /* Issue a global reset to the MAC. This will reset the chip's + * transmit, receive, DMA, and link units. It will not effect + * the current PCI configuration. The global reset bit is self- + * clearing, and should clear within a microsecond. + */ + DEBUGOUT("Issuing a global reset to MAC\n"); + + switch (hw->mac_type) { + case e1000_82544: + case e1000_82540: + case e1000_82545: + case e1000_82546: + case e1000_82541: + case e1000_82541_rev_2: + /* These controllers can't ack the 64-bit write when issuing the + * reset, so use IO-mapping as a workaround to issue the reset */ + E1000_WRITE_REG_IO(hw, CTRL, (ctrl | E1000_CTRL_RST)); + break; + case e1000_82545_rev_3: + case e1000_82546_rev_3: + /* Reset is performed on a shadow of the control register */ + ew32(CTRL_DUP, (ctrl | E1000_CTRL_RST)); + break; + default: + ew32(CTRL, (ctrl | E1000_CTRL_RST)); + break; + } + + /* After MAC reset, force reload of EEPROM to restore power-on settings to + * device. Later controllers reload the EEPROM automatically, so just wait + * for reload to complete. + */ + switch (hw->mac_type) { + case e1000_82542_rev2_0: + case e1000_82542_rev2_1: + case e1000_82543: + case e1000_82544: + /* Wait for reset to complete */ + udelay(10); + ctrl_ext = er32(CTRL_EXT); + ctrl_ext |= E1000_CTRL_EXT_EE_RST; + ew32(CTRL_EXT, ctrl_ext); + E1000_WRITE_FLUSH(); + /* Wait for EEPROM reload */ + msleep(2); + break; + case e1000_82541: + case e1000_82541_rev_2: + case e1000_82547: + case e1000_82547_rev_2: + /* Wait for EEPROM reload */ + msleep(20); + break; + default: + /* Auto read done will delay 5ms or poll based on mac type */ + ret_val = e1000_get_auto_rd_done(hw); + if (ret_val) + return ret_val; + break; + } + + /* Disable HW ARPs on ASF enabled adapters */ + if (hw->mac_type >= e1000_82540) { + manc = er32(MANC); + manc &= ~(E1000_MANC_ARP_EN); + ew32(MANC, manc); + } + + if ((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) { + e1000_phy_init_script(hw); + + /* Configure activity LED after PHY reset */ + led_ctrl = er32(LEDCTL); + led_ctrl &= IGP_ACTIVITY_LED_MASK; + led_ctrl |= (IGP_ACTIVITY_LED_ENABLE | IGP_LED3_MODE); + ew32(LEDCTL, led_ctrl); + } + + /* Clear interrupt mask to stop board from generating interrupts */ + DEBUGOUT("Masking off all interrupts\n"); + ew32(IMC, 0xffffffff); + + /* Clear any pending interrupt events. */ + icr = er32(ICR); + + /* If MWI was previously enabled, reenable it. */ + if (hw->mac_type == e1000_82542_rev2_0) { + if (hw->pci_cmd_word & PCI_COMMAND_INVALIDATE) + e1000_pci_set_mwi(hw); + } + + return E1000_SUCCESS; } -/****************************************************************************** - * Performs basic configuration of the adapter. - * - * hw - Struct containing variables accessed by shared code +/** + * e1000_init_hw: Performs basic configuration of the adapter. + * @hw: Struct containing variables accessed by shared code * * Assumes that the controller has previously been reset and is in a * post-reset uninitialized state. Initializes the receive address registers, * multicast table, and VLAN filter table. Calls routines to setup link * configuration and flow control settings. Clears all on-chip counters. Leaves * the transmit and receive units disabled and uninitialized. - *****************************************************************************/ + */ s32 e1000_init_hw(struct e1000_hw *hw) { - u32 ctrl; - u32 i; - s32 ret_val; - u32 mta_size; - u32 reg_data; - u32 ctrl_ext; - - DEBUGFUNC("e1000_init_hw"); - - /* force full DMA clock frequency for 10/100 on ICH8 A0-B0 */ - if ((hw->mac_type == e1000_ich8lan) && - ((hw->revision_id < 3) || - ((hw->device_id != E1000_DEV_ID_ICH8_IGP_M_AMT) && - (hw->device_id != E1000_DEV_ID_ICH8_IGP_M)))) { - reg_data = er32(STATUS); - reg_data &= ~0x80000000; - ew32(STATUS, reg_data); - } - - /* Initialize Identification LED */ - ret_val = e1000_id_led_init(hw); - if (ret_val) { - DEBUGOUT("Error Initializing Identification LED\n"); - return ret_val; - } - - /* Set the media type and TBI compatibility */ - e1000_set_media_type(hw); - - /* Must be called after e1000_set_media_type because media_type is used */ - e1000_initialize_hardware_bits(hw); - - /* Disabling VLAN filtering. */ - DEBUGOUT("Initializing the IEEE VLAN\n"); - /* VET hardcoded to standard value and VFTA removed in ICH8 LAN */ - if (hw->mac_type != e1000_ich8lan) { - if (hw->mac_type < e1000_82545_rev_3) - ew32(VET, 0); - e1000_clear_vfta(hw); - } - - /* For 82542 (rev 2.0), disable MWI and put the receiver into reset */ - if (hw->mac_type == e1000_82542_rev2_0) { - DEBUGOUT("Disabling MWI on 82542 rev 2.0\n"); - e1000_pci_clear_mwi(hw); - ew32(RCTL, E1000_RCTL_RST); - E1000_WRITE_FLUSH(); - msleep(5); - } - - /* Setup the receive address. This involves initializing all of the Receive - * Address Registers (RARs 0 - 15). - */ - e1000_init_rx_addrs(hw); - - /* For 82542 (rev 2.0), take the receiver out of reset and enable MWI */ - if (hw->mac_type == e1000_82542_rev2_0) { - ew32(RCTL, 0); - E1000_WRITE_FLUSH(); - msleep(1); - if (hw->pci_cmd_word & PCI_COMMAND_INVALIDATE) - e1000_pci_set_mwi(hw); - } - - /* Zero out the Multicast HASH table */ - DEBUGOUT("Zeroing the MTA\n"); - mta_size = E1000_MC_TBL_SIZE; - if (hw->mac_type == e1000_ich8lan) - mta_size = E1000_MC_TBL_SIZE_ICH8LAN; - for (i = 0; i < mta_size; i++) { - E1000_WRITE_REG_ARRAY(hw, MTA, i, 0); - /* use write flush to prevent Memory Write Block (MWB) from - * occuring when accessing our register space */ - E1000_WRITE_FLUSH(); - } - - /* Set the PCI priority bit correctly in the CTRL register. This - * determines if the adapter gives priority to receives, or if it - * gives equal priority to transmits and receives. Valid only on - * 82542 and 82543 silicon. - */ - if (hw->dma_fairness && hw->mac_type <= e1000_82543) { - ctrl = er32(CTRL); - ew32(CTRL, ctrl | E1000_CTRL_PRIOR); - } - - switch (hw->mac_type) { - case e1000_82545_rev_3: - case e1000_82546_rev_3: - break; - default: - /* Workaround for PCI-X problem when BIOS sets MMRBC incorrectly. */ - if (hw->bus_type == e1000_bus_type_pcix && e1000_pcix_get_mmrbc(hw) > 2048) - e1000_pcix_set_mmrbc(hw, 2048); - break; - } - - /* More time needed for PHY to initialize */ - if (hw->mac_type == e1000_ich8lan) - msleep(15); - - /* Call a subroutine to configure the link and setup flow control. */ - ret_val = e1000_setup_link(hw); - - /* Set the transmit descriptor write-back policy */ - if (hw->mac_type > e1000_82544) { - ctrl = er32(TXDCTL); - ctrl = (ctrl & ~E1000_TXDCTL_WTHRESH) | E1000_TXDCTL_FULL_TX_DESC_WB; - ew32(TXDCTL, ctrl); - } - - if (hw->mac_type == e1000_82573) { - e1000_enable_tx_pkt_filtering(hw); - } - - switch (hw->mac_type) { - default: - break; - case e1000_80003es2lan: - /* Enable retransmit on late collisions */ - reg_data = er32(TCTL); - reg_data |= E1000_TCTL_RTLC; - ew32(TCTL, reg_data); - - /* Configure Gigabit Carry Extend Padding */ - reg_data = er32(TCTL_EXT); - reg_data &= ~E1000_TCTL_EXT_GCEX_MASK; - reg_data |= DEFAULT_80003ES2LAN_TCTL_EXT_GCEX; - ew32(TCTL_EXT, reg_data); - - /* Configure Transmit Inter-Packet Gap */ - reg_data = er32(TIPG); - reg_data &= ~E1000_TIPG_IPGT_MASK; - reg_data |= DEFAULT_80003ES2LAN_TIPG_IPGT_1000; - ew32(TIPG, reg_data); - - reg_data = E1000_READ_REG_ARRAY(hw, FFLT, 0x0001); - reg_data &= ~0x00100000; - E1000_WRITE_REG_ARRAY(hw, FFLT, 0x0001, reg_data); - /* Fall through */ - case e1000_82571: - case e1000_82572: - case e1000_ich8lan: - ctrl = er32(TXDCTL1); - ctrl = (ctrl & ~E1000_TXDCTL_WTHRESH) | E1000_TXDCTL_FULL_TX_DESC_WB; - ew32(TXDCTL1, ctrl); - break; - } - - - if (hw->mac_type == e1000_82573) { - u32 gcr = er32(GCR); - gcr |= E1000_GCR_L1_ACT_WITHOUT_L0S_RX; - ew32(GCR, gcr); - } - - /* Clear all of the statistics registers (clear on read). It is - * important that we do this after we have tried to establish link - * because the symbol error count will increment wildly if there - * is no link. - */ - e1000_clear_hw_cntrs(hw); - - /* ICH8 No-snoop bits are opposite polarity. - * Set to snoop by default after reset. */ - if (hw->mac_type == e1000_ich8lan) - e1000_set_pci_ex_no_snoop(hw, PCI_EX_82566_SNOOP_ALL); - - if (hw->device_id == E1000_DEV_ID_82546GB_QUAD_COPPER || - hw->device_id == E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3) { - ctrl_ext = er32(CTRL_EXT); - /* Relaxed ordering must be disabled to avoid a parity - * error crash in a PCI slot. */ - ctrl_ext |= E1000_CTRL_EXT_RO_DIS; - ew32(CTRL_EXT, ctrl_ext); - } - - return ret_val; + u32 ctrl; + u32 i; + s32 ret_val; + u32 mta_size; + u32 ctrl_ext; + + DEBUGFUNC("e1000_init_hw"); + + /* Initialize Identification LED */ + ret_val = e1000_id_led_init(hw); + if (ret_val) { + DEBUGOUT("Error Initializing Identification LED\n"); + return ret_val; + } + + /* Set the media type and TBI compatibility */ + e1000_set_media_type(hw); + + /* Disabling VLAN filtering. */ + DEBUGOUT("Initializing the IEEE VLAN\n"); + if (hw->mac_type < e1000_82545_rev_3) + ew32(VET, 0); + e1000_clear_vfta(hw); + + /* For 82542 (rev 2.0), disable MWI and put the receiver into reset */ + if (hw->mac_type == e1000_82542_rev2_0) { + DEBUGOUT("Disabling MWI on 82542 rev 2.0\n"); + e1000_pci_clear_mwi(hw); + ew32(RCTL, E1000_RCTL_RST); + E1000_WRITE_FLUSH(); + msleep(5); + } + + /* Setup the receive address. This involves initializing all of the Receive + * Address Registers (RARs 0 - 15). + */ + e1000_init_rx_addrs(hw); + + /* For 82542 (rev 2.0), take the receiver out of reset and enable MWI */ + if (hw->mac_type == e1000_82542_rev2_0) { + ew32(RCTL, 0); + E1000_WRITE_FLUSH(); + msleep(1); + if (hw->pci_cmd_word & PCI_COMMAND_INVALIDATE) + e1000_pci_set_mwi(hw); + } + + /* Zero out the Multicast HASH table */ + DEBUGOUT("Zeroing the MTA\n"); + mta_size = E1000_MC_TBL_SIZE; + for (i = 0; i < mta_size; i++) { + E1000_WRITE_REG_ARRAY(hw, MTA, i, 0); + /* use write flush to prevent Memory Write Block (MWB) from + * occurring when accessing our register space */ + E1000_WRITE_FLUSH(); + } + + /* Set the PCI priority bit correctly in the CTRL register. This + * determines if the adapter gives priority to receives, or if it + * gives equal priority to transmits and receives. Valid only on + * 82542 and 82543 silicon. + */ + if (hw->dma_fairness && hw->mac_type <= e1000_82543) { + ctrl = er32(CTRL); + ew32(CTRL, ctrl | E1000_CTRL_PRIOR); + } + + switch (hw->mac_type) { + case e1000_82545_rev_3: + case e1000_82546_rev_3: + break; + default: + /* Workaround for PCI-X problem when BIOS sets MMRBC incorrectly. */ + if (hw->bus_type == e1000_bus_type_pcix + && e1000_pcix_get_mmrbc(hw) > 2048) + e1000_pcix_set_mmrbc(hw, 2048); + break; + } + + /* Call a subroutine to configure the link and setup flow control. */ + ret_val = e1000_setup_link(hw); + + /* Set the transmit descriptor write-back policy */ + if (hw->mac_type > e1000_82544) { + ctrl = er32(TXDCTL); + ctrl = + (ctrl & ~E1000_TXDCTL_WTHRESH) | + E1000_TXDCTL_FULL_TX_DESC_WB; + ew32(TXDCTL, ctrl); + } + + /* Clear all of the statistics registers (clear on read). It is + * important that we do this after we have tried to establish link + * because the symbol error count will increment wildly if there + * is no link. + */ + e1000_clear_hw_cntrs(hw); + + if (hw->device_id == E1000_DEV_ID_82546GB_QUAD_COPPER || + hw->device_id == E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3) { + ctrl_ext = er32(CTRL_EXT); + /* Relaxed ordering must be disabled to avoid a parity + * error crash in a PCI slot. */ + ctrl_ext |= E1000_CTRL_EXT_RO_DIS; + ew32(CTRL_EXT, ctrl_ext); + } + + return ret_val; } -/****************************************************************************** - * Adjust SERDES output amplitude based on EEPROM setting. - * - * hw - Struct containing variables accessed by shared code. - *****************************************************************************/ +/** + * e1000_adjust_serdes_amplitude - Adjust SERDES output amplitude based on EEPROM setting. + * @hw: Struct containing variables accessed by shared code. + */ static s32 e1000_adjust_serdes_amplitude(struct e1000_hw *hw) { - u16 eeprom_data; - s32 ret_val; - - DEBUGFUNC("e1000_adjust_serdes_amplitude"); - - if (hw->media_type != e1000_media_type_internal_serdes) - return E1000_SUCCESS; - - switch (hw->mac_type) { - case e1000_82545_rev_3: - case e1000_82546_rev_3: - break; - default: - return E1000_SUCCESS; - } - - ret_val = e1000_read_eeprom(hw, EEPROM_SERDES_AMPLITUDE, 1, &eeprom_data); - if (ret_val) { - return ret_val; - } - - if (eeprom_data != EEPROM_RESERVED_WORD) { - /* Adjust SERDES output amplitude only. */ - eeprom_data &= EEPROM_SERDES_AMPLITUDE_MASK; - ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_EXT_CTRL, eeprom_data); - if (ret_val) - return ret_val; - } - - return E1000_SUCCESS; + u16 eeprom_data; + s32 ret_val; + + DEBUGFUNC("e1000_adjust_serdes_amplitude"); + + if (hw->media_type != e1000_media_type_internal_serdes) + return E1000_SUCCESS; + + switch (hw->mac_type) { + case e1000_82545_rev_3: + case e1000_82546_rev_3: + break; + default: + return E1000_SUCCESS; + } + + ret_val = e1000_read_eeprom(hw, EEPROM_SERDES_AMPLITUDE, 1, + &eeprom_data); + if (ret_val) { + return ret_val; + } + + if (eeprom_data != EEPROM_RESERVED_WORD) { + /* Adjust SERDES output amplitude only. */ + eeprom_data &= EEPROM_SERDES_AMPLITUDE_MASK; + ret_val = + e1000_write_phy_reg(hw, M88E1000_PHY_EXT_CTRL, eeprom_data); + if (ret_val) + return ret_val; + } + + return E1000_SUCCESS; } -/****************************************************************************** - * Configures flow control and link settings. - * - * hw - Struct containing variables accessed by shared code +/** + * e1000_setup_link - Configures flow control and link settings. + * @hw: Struct containing variables accessed by shared code * - * Determines which flow control settings to use. Calls the apropriate media- + * Determines which flow control settings to use. Calls the appropriate media- * specific link configuration function. Configures the flow control settings. * Assuming the adapter has a valid link partner, a valid link should be * established. Assumes the hardware has previously been reset and the * transmitter and receiver are not enabled. - *****************************************************************************/ + */ s32 e1000_setup_link(struct e1000_hw *hw) { - u32 ctrl_ext; - s32 ret_val; - u16 eeprom_data; - - DEBUGFUNC("e1000_setup_link"); - - /* In the case of the phy reset being blocked, we already have a link. - * We do not have to set it up again. */ - if (e1000_check_phy_reset_block(hw)) - return E1000_SUCCESS; - - /* Read and store word 0x0F of the EEPROM. This word contains bits - * that determine the hardware's default PAUSE (flow control) mode, - * a bit that determines whether the HW defaults to enabling or - * disabling auto-negotiation, and the direction of the - * SW defined pins. If there is no SW over-ride of the flow - * control setting, then the variable hw->fc will - * be initialized based on a value in the EEPROM. - */ - if (hw->fc == E1000_FC_DEFAULT) { - switch (hw->mac_type) { - case e1000_ich8lan: - case e1000_82573: - hw->fc = E1000_FC_FULL; - break; - default: - ret_val = e1000_read_eeprom(hw, EEPROM_INIT_CONTROL2_REG, - 1, &eeprom_data); - if (ret_val) { - DEBUGOUT("EEPROM Read Error\n"); - return -E1000_ERR_EEPROM; - } - if ((eeprom_data & EEPROM_WORD0F_PAUSE_MASK) == 0) - hw->fc = E1000_FC_NONE; - else if ((eeprom_data & EEPROM_WORD0F_PAUSE_MASK) == - EEPROM_WORD0F_ASM_DIR) - hw->fc = E1000_FC_TX_PAUSE; - else - hw->fc = E1000_FC_FULL; - break; - } - } - - /* We want to save off the original Flow Control configuration just - * in case we get disconnected and then reconnected into a different - * hub or switch with different Flow Control capabilities. - */ - if (hw->mac_type == e1000_82542_rev2_0) - hw->fc &= (~E1000_FC_TX_PAUSE); - - if ((hw->mac_type < e1000_82543) && (hw->report_tx_early == 1)) - hw->fc &= (~E1000_FC_RX_PAUSE); - - hw->original_fc = hw->fc; - - DEBUGOUT1("After fix-ups FlowControl is now = %x\n", hw->fc); - - /* Take the 4 bits from EEPROM word 0x0F that determine the initial - * polarity value for the SW controlled pins, and setup the - * Extended Device Control reg with that info. - * This is needed because one of the SW controlled pins is used for - * signal detection. So this should be done before e1000_setup_pcs_link() - * or e1000_phy_setup() is called. - */ - if (hw->mac_type == e1000_82543) { - ret_val = e1000_read_eeprom(hw, EEPROM_INIT_CONTROL2_REG, - 1, &eeprom_data); - if (ret_val) { - DEBUGOUT("EEPROM Read Error\n"); - return -E1000_ERR_EEPROM; - } - ctrl_ext = ((eeprom_data & EEPROM_WORD0F_SWPDIO_EXT) << - SWDPIO__EXT_SHIFT); - ew32(CTRL_EXT, ctrl_ext); - } - - /* Call the necessary subroutine to configure the link. */ - ret_val = (hw->media_type == e1000_media_type_copper) ? - e1000_setup_copper_link(hw) : - e1000_setup_fiber_serdes_link(hw); - - /* Initialize the flow control address, type, and PAUSE timer - * registers to their default values. This is done even if flow - * control is disabled, because it does not hurt anything to - * initialize these registers. - */ - DEBUGOUT("Initializing the Flow Control address, type and timer regs\n"); - - /* FCAL/H and FCT are hardcoded to standard values in e1000_ich8lan. */ - if (hw->mac_type != e1000_ich8lan) { - ew32(FCT, FLOW_CONTROL_TYPE); - ew32(FCAH, FLOW_CONTROL_ADDRESS_HIGH); - ew32(FCAL, FLOW_CONTROL_ADDRESS_LOW); - } - - ew32(FCTTV, hw->fc_pause_time); - - /* Set the flow control receive threshold registers. Normally, - * these registers will be set to a default threshold that may be - * adjusted later by the driver's runtime code. However, if the - * ability to transmit pause frames in not enabled, then these - * registers will be set to 0. - */ - if (!(hw->fc & E1000_FC_TX_PAUSE)) { - ew32(FCRTL, 0); - ew32(FCRTH, 0); - } else { - /* We need to set up the Receive Threshold high and low water marks - * as well as (optionally) enabling the transmission of XON frames. - */ - if (hw->fc_send_xon) { - ew32(FCRTL, (hw->fc_low_water | E1000_FCRTL_XONE)); - ew32(FCRTH, hw->fc_high_water); - } else { - ew32(FCRTL, hw->fc_low_water); - ew32(FCRTH, hw->fc_high_water); - } - } - return ret_val; + u32 ctrl_ext; + s32 ret_val; + u16 eeprom_data; + + DEBUGFUNC("e1000_setup_link"); + + /* Read and store word 0x0F of the EEPROM. This word contains bits + * that determine the hardware's default PAUSE (flow control) mode, + * a bit that determines whether the HW defaults to enabling or + * disabling auto-negotiation, and the direction of the + * SW defined pins. If there is no SW over-ride of the flow + * control setting, then the variable hw->fc will + * be initialized based on a value in the EEPROM. + */ + if (hw->fc == E1000_FC_DEFAULT) { + ret_val = e1000_read_eeprom(hw, EEPROM_INIT_CONTROL2_REG, + 1, &eeprom_data); + if (ret_val) { + DEBUGOUT("EEPROM Read Error\n"); + return -E1000_ERR_EEPROM; + } + if ((eeprom_data & EEPROM_WORD0F_PAUSE_MASK) == 0) + hw->fc = E1000_FC_NONE; + else if ((eeprom_data & EEPROM_WORD0F_PAUSE_MASK) == + EEPROM_WORD0F_ASM_DIR) + hw->fc = E1000_FC_TX_PAUSE; + else + hw->fc = E1000_FC_FULL; + } + + /* We want to save off the original Flow Control configuration just + * in case we get disconnected and then reconnected into a different + * hub or switch with different Flow Control capabilities. + */ + if (hw->mac_type == e1000_82542_rev2_0) + hw->fc &= (~E1000_FC_TX_PAUSE); + + if ((hw->mac_type < e1000_82543) && (hw->report_tx_early == 1)) + hw->fc &= (~E1000_FC_RX_PAUSE); + + hw->original_fc = hw->fc; + + DEBUGOUT1("After fix-ups FlowControl is now = %x\n", hw->fc); + + /* Take the 4 bits from EEPROM word 0x0F that determine the initial + * polarity value for the SW controlled pins, and setup the + * Extended Device Control reg with that info. + * This is needed because one of the SW controlled pins is used for + * signal detection. So this should be done before e1000_setup_pcs_link() + * or e1000_phy_setup() is called. + */ + if (hw->mac_type == e1000_82543) { + ret_val = e1000_read_eeprom(hw, EEPROM_INIT_CONTROL2_REG, + 1, &eeprom_data); + if (ret_val) { + DEBUGOUT("EEPROM Read Error\n"); + return -E1000_ERR_EEPROM; + } + ctrl_ext = ((eeprom_data & EEPROM_WORD0F_SWPDIO_EXT) << + SWDPIO__EXT_SHIFT); + ew32(CTRL_EXT, ctrl_ext); + } + + /* Call the necessary subroutine to configure the link. */ + ret_val = (hw->media_type == e1000_media_type_copper) ? + e1000_setup_copper_link(hw) : e1000_setup_fiber_serdes_link(hw); + + /* Initialize the flow control address, type, and PAUSE timer + * registers to their default values. This is done even if flow + * control is disabled, because it does not hurt anything to + * initialize these registers. + */ + DEBUGOUT + ("Initializing the Flow Control address, type and timer regs\n"); + + ew32(FCT, FLOW_CONTROL_TYPE); + ew32(FCAH, FLOW_CONTROL_ADDRESS_HIGH); + ew32(FCAL, FLOW_CONTROL_ADDRESS_LOW); + + ew32(FCTTV, hw->fc_pause_time); + + /* Set the flow control receive threshold registers. Normally, + * these registers will be set to a default threshold that may be + * adjusted later by the driver's runtime code. However, if the + * ability to transmit pause frames in not enabled, then these + * registers will be set to 0. + */ + if (!(hw->fc & E1000_FC_TX_PAUSE)) { + ew32(FCRTL, 0); + ew32(FCRTH, 0); + } else { + /* We need to set up the Receive Threshold high and low water marks + * as well as (optionally) enabling the transmission of XON frames. + */ + if (hw->fc_send_xon) { + ew32(FCRTL, (hw->fc_low_water | E1000_FCRTL_XONE)); + ew32(FCRTH, hw->fc_high_water); + } else { + ew32(FCRTL, hw->fc_low_water); + ew32(FCRTH, hw->fc_high_water); + } + } + return ret_val; } -/****************************************************************************** - * Sets up link for a fiber based or serdes based adapter - * - * hw - Struct containing variables accessed by shared code +/** + * e1000_setup_fiber_serdes_link - prepare fiber or serdes link + * @hw: Struct containing variables accessed by shared code * * Manipulates Physical Coding Sublayer functions in order to configure * link. Assumes the hardware has been previously reset and the transmitter * and receiver are not enabled. - *****************************************************************************/ + */ static s32 e1000_setup_fiber_serdes_link(struct e1000_hw *hw) { - u32 ctrl; - u32 status; - u32 txcw = 0; - u32 i; - u32 signal = 0; - s32 ret_val; - - DEBUGFUNC("e1000_setup_fiber_serdes_link"); - - /* On 82571 and 82572 Fiber connections, SerDes loopback mode persists - * until explicitly turned off or a power cycle is performed. A read to - * the register does not indicate its status. Therefore, we ensure - * loopback mode is disabled during initialization. - */ - if (hw->mac_type == e1000_82571 || hw->mac_type == e1000_82572) - ew32(SCTL, E1000_DISABLE_SERDES_LOOPBACK); - - /* On adapters with a MAC newer than 82544, SWDP 1 will be - * set when the optics detect a signal. On older adapters, it will be - * cleared when there is a signal. This applies to fiber media only. - * If we're on serdes media, adjust the output amplitude to value - * set in the EEPROM. - */ - ctrl = er32(CTRL); - if (hw->media_type == e1000_media_type_fiber) - signal = (hw->mac_type > e1000_82544) ? E1000_CTRL_SWDPIN1 : 0; - - ret_val = e1000_adjust_serdes_amplitude(hw); - if (ret_val) - return ret_val; - - /* Take the link out of reset */ - ctrl &= ~(E1000_CTRL_LRST); - - /* Adjust VCO speed to improve BER performance */ - ret_val = e1000_set_vco_speed(hw); - if (ret_val) - return ret_val; - - e1000_config_collision_dist(hw); - - /* Check for a software override of the flow control settings, and setup - * the device accordingly. If auto-negotiation is enabled, then software - * will have to set the "PAUSE" bits to the correct value in the Tranmsit - * Config Word Register (TXCW) and re-start auto-negotiation. However, if - * auto-negotiation is disabled, then software will have to manually - * configure the two flow control enable bits in the CTRL register. - * - * The possible values of the "fc" parameter are: - * 0: Flow control is completely disabled - * 1: Rx flow control is enabled (we can receive pause frames, but - * not send pause frames). - * 2: Tx flow control is enabled (we can send pause frames but we do - * not support receiving pause frames). - * 3: Both Rx and TX flow control (symmetric) are enabled. - */ - switch (hw->fc) { - case E1000_FC_NONE: - /* Flow control is completely disabled by a software over-ride. */ - txcw = (E1000_TXCW_ANE | E1000_TXCW_FD); - break; - case E1000_FC_RX_PAUSE: - /* RX Flow control is enabled and TX Flow control is disabled by a - * software over-ride. Since there really isn't a way to advertise - * that we are capable of RX Pause ONLY, we will advertise that we - * support both symmetric and asymmetric RX PAUSE. Later, we will - * disable the adapter's ability to send PAUSE frames. - */ - txcw = (E1000_TXCW_ANE | E1000_TXCW_FD | E1000_TXCW_PAUSE_MASK); - break; - case E1000_FC_TX_PAUSE: - /* TX Flow control is enabled, and RX Flow control is disabled, by a - * software over-ride. - */ - txcw = (E1000_TXCW_ANE | E1000_TXCW_FD | E1000_TXCW_ASM_DIR); - break; - case E1000_FC_FULL: - /* Flow control (both RX and TX) is enabled by a software over-ride. */ - txcw = (E1000_TXCW_ANE | E1000_TXCW_FD | E1000_TXCW_PAUSE_MASK); - break; - default: - DEBUGOUT("Flow control param set incorrectly\n"); - return -E1000_ERR_CONFIG; - break; - } - - /* Since auto-negotiation is enabled, take the link out of reset (the link - * will be in reset, because we previously reset the chip). This will - * restart auto-negotiation. If auto-neogtiation is successful then the - * link-up status bit will be set and the flow control enable bits (RFCE - * and TFCE) will be set according to their negotiated value. - */ - DEBUGOUT("Auto-negotiation enabled\n"); - - ew32(TXCW, txcw); - ew32(CTRL, ctrl); - E1000_WRITE_FLUSH(); - - hw->txcw = txcw; - msleep(1); - - /* If we have a signal (the cable is plugged in) then poll for a "Link-Up" - * indication in the Device Status Register. Time-out if a link isn't - * seen in 500 milliseconds seconds (Auto-negotiation should complete in - * less than 500 milliseconds even if the other end is doing it in SW). - * For internal serdes, we just assume a signal is present, then poll. - */ - if (hw->media_type == e1000_media_type_internal_serdes || - (er32(CTRL) & E1000_CTRL_SWDPIN1) == signal) { - DEBUGOUT("Looking for Link\n"); - for (i = 0; i < (LINK_UP_TIMEOUT / 10); i++) { - msleep(10); - status = er32(STATUS); - if (status & E1000_STATUS_LU) break; - } - if (i == (LINK_UP_TIMEOUT / 10)) { - DEBUGOUT("Never got a valid link from auto-neg!!!\n"); - hw->autoneg_failed = 1; - /* AutoNeg failed to achieve a link, so we'll call - * e1000_check_for_link. This routine will force the link up if - * we detect a signal. This will allow us to communicate with - * non-autonegotiating link partners. - */ - ret_val = e1000_check_for_link(hw); - if (ret_val) { - DEBUGOUT("Error while checking for link\n"); - return ret_val; - } - hw->autoneg_failed = 0; - } else { - hw->autoneg_failed = 0; - DEBUGOUT("Valid Link Found\n"); - } - } else { - DEBUGOUT("No Signal Detected\n"); - } - return E1000_SUCCESS; + u32 ctrl; + u32 status; + u32 txcw = 0; + u32 i; + u32 signal = 0; + s32 ret_val; + + DEBUGFUNC("e1000_setup_fiber_serdes_link"); + + /* On adapters with a MAC newer than 82544, SWDP 1 will be + * set when the optics detect a signal. On older adapters, it will be + * cleared when there is a signal. This applies to fiber media only. + * If we're on serdes media, adjust the output amplitude to value + * set in the EEPROM. + */ + ctrl = er32(CTRL); + if (hw->media_type == e1000_media_type_fiber) + signal = (hw->mac_type > e1000_82544) ? E1000_CTRL_SWDPIN1 : 0; + + ret_val = e1000_adjust_serdes_amplitude(hw); + if (ret_val) + return ret_val; + + /* Take the link out of reset */ + ctrl &= ~(E1000_CTRL_LRST); + + /* Adjust VCO speed to improve BER performance */ + ret_val = e1000_set_vco_speed(hw); + if (ret_val) + return ret_val; + + e1000_config_collision_dist(hw); + + /* Check for a software override of the flow control settings, and setup + * the device accordingly. If auto-negotiation is enabled, then software + * will have to set the "PAUSE" bits to the correct value in the Tranmsit + * Config Word Register (TXCW) and re-start auto-negotiation. However, if + * auto-negotiation is disabled, then software will have to manually + * configure the two flow control enable bits in the CTRL register. + * + * The possible values of the "fc" parameter are: + * 0: Flow control is completely disabled + * 1: Rx flow control is enabled (we can receive pause frames, but + * not send pause frames). + * 2: Tx flow control is enabled (we can send pause frames but we do + * not support receiving pause frames). + * 3: Both Rx and TX flow control (symmetric) are enabled. + */ + switch (hw->fc) { + case E1000_FC_NONE: + /* Flow control is completely disabled by a software over-ride. */ + txcw = (E1000_TXCW_ANE | E1000_TXCW_FD); + break; + case E1000_FC_RX_PAUSE: + /* RX Flow control is enabled and TX Flow control is disabled by a + * software over-ride. Since there really isn't a way to advertise + * that we are capable of RX Pause ONLY, we will advertise that we + * support both symmetric and asymmetric RX PAUSE. Later, we will + * disable the adapter's ability to send PAUSE frames. + */ + txcw = (E1000_TXCW_ANE | E1000_TXCW_FD | E1000_TXCW_PAUSE_MASK); + break; + case E1000_FC_TX_PAUSE: + /* TX Flow control is enabled, and RX Flow control is disabled, by a + * software over-ride. + */ + txcw = (E1000_TXCW_ANE | E1000_TXCW_FD | E1000_TXCW_ASM_DIR); + break; + case E1000_FC_FULL: + /* Flow control (both RX and TX) is enabled by a software over-ride. */ + txcw = (E1000_TXCW_ANE | E1000_TXCW_FD | E1000_TXCW_PAUSE_MASK); + break; + default: + DEBUGOUT("Flow control param set incorrectly\n"); + return -E1000_ERR_CONFIG; + break; + } + + /* Since auto-negotiation is enabled, take the link out of reset (the link + * will be in reset, because we previously reset the chip). This will + * restart auto-negotiation. If auto-negotiation is successful then the + * link-up status bit will be set and the flow control enable bits (RFCE + * and TFCE) will be set according to their negotiated value. + */ + DEBUGOUT("Auto-negotiation enabled\n"); + + ew32(TXCW, txcw); + ew32(CTRL, ctrl); + E1000_WRITE_FLUSH(); + + hw->txcw = txcw; + msleep(1); + + /* If we have a signal (the cable is plugged in) then poll for a "Link-Up" + * indication in the Device Status Register. Time-out if a link isn't + * seen in 500 milliseconds seconds (Auto-negotiation should complete in + * less than 500 milliseconds even if the other end is doing it in SW). + * For internal serdes, we just assume a signal is present, then poll. + */ + if (hw->media_type == e1000_media_type_internal_serdes || + (er32(CTRL) & E1000_CTRL_SWDPIN1) == signal) { + DEBUGOUT("Looking for Link\n"); + for (i = 0; i < (LINK_UP_TIMEOUT / 10); i++) { + msleep(10); + status = er32(STATUS); + if (status & E1000_STATUS_LU) + break; + } + if (i == (LINK_UP_TIMEOUT / 10)) { + DEBUGOUT("Never got a valid link from auto-neg!!!\n"); + hw->autoneg_failed = 1; + /* AutoNeg failed to achieve a link, so we'll call + * e1000_check_for_link. This routine will force the link up if + * we detect a signal. This will allow us to communicate with + * non-autonegotiating link partners. + */ + ret_val = e1000_check_for_link(hw); + if (ret_val) { + DEBUGOUT("Error while checking for link\n"); + return ret_val; + } + hw->autoneg_failed = 0; + } else { + hw->autoneg_failed = 0; + DEBUGOUT("Valid Link Found\n"); + } + } else { + DEBUGOUT("No Signal Detected\n"); + } + return E1000_SUCCESS; } -/****************************************************************************** -* Make sure we have a valid PHY and change PHY mode before link setup. -* -* hw - Struct containing variables accessed by shared code -******************************************************************************/ +/** + * e1000_copper_link_preconfig - early configuration for copper + * @hw: Struct containing variables accessed by shared code + * + * Make sure we have a valid PHY and change PHY mode before link setup. + */ static s32 e1000_copper_link_preconfig(struct e1000_hw *hw) { - u32 ctrl; - s32 ret_val; - u16 phy_data; - - DEBUGFUNC("e1000_copper_link_preconfig"); - - ctrl = er32(CTRL); - /* With 82543, we need to force speed and duplex on the MAC equal to what - * the PHY speed and duplex configuration is. In addition, we need to - * perform a hardware reset on the PHY to take it out of reset. - */ - if (hw->mac_type > e1000_82543) { - ctrl |= E1000_CTRL_SLU; - ctrl &= ~(E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX); - ew32(CTRL, ctrl); - } else { - ctrl |= (E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX | E1000_CTRL_SLU); - ew32(CTRL, ctrl); - ret_val = e1000_phy_hw_reset(hw); - if (ret_val) - return ret_val; - } - - /* Make sure we have a valid PHY */ - ret_val = e1000_detect_gig_phy(hw); - if (ret_val) { - DEBUGOUT("Error, did not detect valid phy.\n"); - return ret_val; - } - DEBUGOUT1("Phy ID = %x \n", hw->phy_id); - - /* Set PHY to class A mode (if necessary) */ - ret_val = e1000_set_phy_mode(hw); - if (ret_val) - return ret_val; - - if ((hw->mac_type == e1000_82545_rev_3) || - (hw->mac_type == e1000_82546_rev_3)) { - ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data); - phy_data |= 0x00000008; - ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data); - } - - if (hw->mac_type <= e1000_82543 || - hw->mac_type == e1000_82541 || hw->mac_type == e1000_82547 || - hw->mac_type == e1000_82541_rev_2 || hw->mac_type == e1000_82547_rev_2) - hw->phy_reset_disable = false; - - return E1000_SUCCESS; -} + u32 ctrl; + s32 ret_val; + u16 phy_data; + DEBUGFUNC("e1000_copper_link_preconfig"); -/******************************************************************** -* Copper link setup for e1000_phy_igp series. -* -* hw - Struct containing variables accessed by shared code -*********************************************************************/ -static s32 e1000_copper_link_igp_setup(struct e1000_hw *hw) -{ - u32 led_ctrl; - s32 ret_val; - u16 phy_data; - - DEBUGFUNC("e1000_copper_link_igp_setup"); - - if (hw->phy_reset_disable) - return E1000_SUCCESS; - - ret_val = e1000_phy_reset(hw); - if (ret_val) { - DEBUGOUT("Error Resetting the PHY\n"); - return ret_val; - } - - /* Wait 15ms for MAC to configure PHY from eeprom settings */ - msleep(15); - if (hw->mac_type != e1000_ich8lan) { - /* Configure activity LED after PHY reset */ - led_ctrl = er32(LEDCTL); - led_ctrl &= IGP_ACTIVITY_LED_MASK; - led_ctrl |= (IGP_ACTIVITY_LED_ENABLE | IGP_LED3_MODE); - ew32(LEDCTL, led_ctrl); - } - - /* The NVM settings will configure LPLU in D3 for IGP2 and IGP3 PHYs */ - if (hw->phy_type == e1000_phy_igp) { - /* disable lplu d3 during driver init */ - ret_val = e1000_set_d3_lplu_state(hw, false); - if (ret_val) { - DEBUGOUT("Error Disabling LPLU D3\n"); - return ret_val; - } - } - - /* disable lplu d0 during driver init */ - ret_val = e1000_set_d0_lplu_state(hw, false); - if (ret_val) { - DEBUGOUT("Error Disabling LPLU D0\n"); - return ret_val; - } - /* Configure mdi-mdix settings */ - ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL, &phy_data); - if (ret_val) - return ret_val; - - if ((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) { - hw->dsp_config_state = e1000_dsp_config_disabled; - /* Force MDI for earlier revs of the IGP PHY */ - phy_data &= ~(IGP01E1000_PSCR_AUTO_MDIX | IGP01E1000_PSCR_FORCE_MDI_MDIX); - hw->mdix = 1; - - } else { - hw->dsp_config_state = e1000_dsp_config_enabled; - phy_data &= ~IGP01E1000_PSCR_AUTO_MDIX; - - switch (hw->mdix) { - case 1: - phy_data &= ~IGP01E1000_PSCR_FORCE_MDI_MDIX; - break; - case 2: - phy_data |= IGP01E1000_PSCR_FORCE_MDI_MDIX; - break; - case 0: - default: - phy_data |= IGP01E1000_PSCR_AUTO_MDIX; - break; - } - } - ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL, phy_data); - if (ret_val) - return ret_val; - - /* set auto-master slave resolution settings */ - if (hw->autoneg) { - e1000_ms_type phy_ms_setting = hw->master_slave; - - if (hw->ffe_config_state == e1000_ffe_config_active) - hw->ffe_config_state = e1000_ffe_config_enabled; - - if (hw->dsp_config_state == e1000_dsp_config_activated) - hw->dsp_config_state = e1000_dsp_config_enabled; - - /* when autonegotiation advertisment is only 1000Mbps then we - * should disable SmartSpeed and enable Auto MasterSlave - * resolution as hardware default. */ - if (hw->autoneg_advertised == ADVERTISE_1000_FULL) { - /* Disable SmartSpeed */ - ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, - &phy_data); - if (ret_val) - return ret_val; - phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED; - ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, - phy_data); - if (ret_val) - return ret_val; - /* Set auto Master/Slave resolution process */ - ret_val = e1000_read_phy_reg(hw, PHY_1000T_CTRL, &phy_data); - if (ret_val) - return ret_val; - phy_data &= ~CR_1000T_MS_ENABLE; - ret_val = e1000_write_phy_reg(hw, PHY_1000T_CTRL, phy_data); - if (ret_val) - return ret_val; - } - - ret_val = e1000_read_phy_reg(hw, PHY_1000T_CTRL, &phy_data); - if (ret_val) - return ret_val; - - /* load defaults for future use */ - hw->original_master_slave = (phy_data & CR_1000T_MS_ENABLE) ? - ((phy_data & CR_1000T_MS_VALUE) ? - e1000_ms_force_master : - e1000_ms_force_slave) : - e1000_ms_auto; - - switch (phy_ms_setting) { - case e1000_ms_force_master: - phy_data |= (CR_1000T_MS_ENABLE | CR_1000T_MS_VALUE); - break; - case e1000_ms_force_slave: - phy_data |= CR_1000T_MS_ENABLE; - phy_data &= ~(CR_1000T_MS_VALUE); - break; - case e1000_ms_auto: - phy_data &= ~CR_1000T_MS_ENABLE; - default: - break; - } - ret_val = e1000_write_phy_reg(hw, PHY_1000T_CTRL, phy_data); - if (ret_val) - return ret_val; - } - - return E1000_SUCCESS; + ctrl = er32(CTRL); + /* With 82543, we need to force speed and duplex on the MAC equal to what + * the PHY speed and duplex configuration is. In addition, we need to + * perform a hardware reset on the PHY to take it out of reset. + */ + if (hw->mac_type > e1000_82543) { + ctrl |= E1000_CTRL_SLU; + ctrl &= ~(E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX); + ew32(CTRL, ctrl); + } else { + ctrl |= + (E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX | E1000_CTRL_SLU); + ew32(CTRL, ctrl); + ret_val = e1000_phy_hw_reset(hw); + if (ret_val) + return ret_val; + } + + /* Make sure we have a valid PHY */ + ret_val = e1000_detect_gig_phy(hw); + if (ret_val) { + DEBUGOUT("Error, did not detect valid phy.\n"); + return ret_val; + } + DEBUGOUT1("Phy ID = %x \n", hw->phy_id); + + /* Set PHY to class A mode (if necessary) */ + ret_val = e1000_set_phy_mode(hw); + if (ret_val) + return ret_val; + + if ((hw->mac_type == e1000_82545_rev_3) || + (hw->mac_type == e1000_82546_rev_3)) { + ret_val = + e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data); + phy_data |= 0x00000008; + ret_val = + e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data); + } + + if (hw->mac_type <= e1000_82543 || + hw->mac_type == e1000_82541 || hw->mac_type == e1000_82547 || + hw->mac_type == e1000_82541_rev_2 + || hw->mac_type == e1000_82547_rev_2) + hw->phy_reset_disable = false; + + return E1000_SUCCESS; } -/******************************************************************** -* Copper link setup for e1000_phy_gg82563 series. -* -* hw - Struct containing variables accessed by shared code -*********************************************************************/ -static s32 e1000_copper_link_ggp_setup(struct e1000_hw *hw) +/** + * e1000_copper_link_igp_setup - Copper link setup for e1000_phy_igp series. + * @hw: Struct containing variables accessed by shared code + */ +static s32 e1000_copper_link_igp_setup(struct e1000_hw *hw) { - s32 ret_val; - u16 phy_data; - u32 reg_data; - - DEBUGFUNC("e1000_copper_link_ggp_setup"); - - if (!hw->phy_reset_disable) { - - /* Enable CRS on TX for half-duplex operation. */ - ret_val = e1000_read_phy_reg(hw, GG82563_PHY_MAC_SPEC_CTRL, - &phy_data); - if (ret_val) - return ret_val; - - phy_data |= GG82563_MSCR_ASSERT_CRS_ON_TX; - /* Use 25MHz for both link down and 1000BASE-T for Tx clock */ - phy_data |= GG82563_MSCR_TX_CLK_1000MBPS_25MHZ; - - ret_val = e1000_write_phy_reg(hw, GG82563_PHY_MAC_SPEC_CTRL, - phy_data); - if (ret_val) - return ret_val; - - /* Options: - * MDI/MDI-X = 0 (default) - * 0 - Auto for all speeds - * 1 - MDI mode - * 2 - MDI-X mode - * 3 - Auto for 1000Base-T only (MDI-X for 10/100Base-T modes) - */ - ret_val = e1000_read_phy_reg(hw, GG82563_PHY_SPEC_CTRL, &phy_data); - if (ret_val) - return ret_val; - - phy_data &= ~GG82563_PSCR_CROSSOVER_MODE_MASK; - - switch (hw->mdix) { - case 1: - phy_data |= GG82563_PSCR_CROSSOVER_MODE_MDI; - break; - case 2: - phy_data |= GG82563_PSCR_CROSSOVER_MODE_MDIX; - break; - case 0: - default: - phy_data |= GG82563_PSCR_CROSSOVER_MODE_AUTO; - break; - } - - /* Options: - * disable_polarity_correction = 0 (default) - * Automatic Correction for Reversed Cable Polarity - * 0 - Disabled - * 1 - Enabled - */ - phy_data &= ~GG82563_PSCR_POLARITY_REVERSAL_DISABLE; - if (hw->disable_polarity_correction == 1) - phy_data |= GG82563_PSCR_POLARITY_REVERSAL_DISABLE; - ret_val = e1000_write_phy_reg(hw, GG82563_PHY_SPEC_CTRL, phy_data); - - if (ret_val) - return ret_val; - - /* SW Reset the PHY so all changes take effect */ - ret_val = e1000_phy_reset(hw); - if (ret_val) { - DEBUGOUT("Error Resetting the PHY\n"); - return ret_val; - } - } /* phy_reset_disable */ - - if (hw->mac_type == e1000_80003es2lan) { - /* Bypass RX and TX FIFO's */ - ret_val = e1000_write_kmrn_reg(hw, E1000_KUMCTRLSTA_OFFSET_FIFO_CTRL, - E1000_KUMCTRLSTA_FIFO_CTRL_RX_BYPASS | - E1000_KUMCTRLSTA_FIFO_CTRL_TX_BYPASS); - if (ret_val) - return ret_val; - - ret_val = e1000_read_phy_reg(hw, GG82563_PHY_SPEC_CTRL_2, &phy_data); - if (ret_val) - return ret_val; - - phy_data &= ~GG82563_PSCR2_REVERSE_AUTO_NEG; - ret_val = e1000_write_phy_reg(hw, GG82563_PHY_SPEC_CTRL_2, phy_data); - - if (ret_val) - return ret_val; - - reg_data = er32(CTRL_EXT); - reg_data &= ~(E1000_CTRL_EXT_LINK_MODE_MASK); - ew32(CTRL_EXT, reg_data); - - ret_val = e1000_read_phy_reg(hw, GG82563_PHY_PWR_MGMT_CTRL, - &phy_data); - if (ret_val) - return ret_val; - - /* Do not init these registers when the HW is in IAMT mode, since the - * firmware will have already initialized them. We only initialize - * them if the HW is not in IAMT mode. - */ - if (!e1000_check_mng_mode(hw)) { - /* Enable Electrical Idle on the PHY */ - phy_data |= GG82563_PMCR_ENABLE_ELECTRICAL_IDLE; - ret_val = e1000_write_phy_reg(hw, GG82563_PHY_PWR_MGMT_CTRL, - phy_data); - if (ret_val) - return ret_val; - - ret_val = e1000_read_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL, - &phy_data); - if (ret_val) - return ret_val; - - phy_data &= ~GG82563_KMCR_PASS_FALSE_CARRIER; - ret_val = e1000_write_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL, - phy_data); - - if (ret_val) - return ret_val; - } - - /* Workaround: Disable padding in Kumeran interface in the MAC - * and in the PHY to avoid CRC errors. - */ - ret_val = e1000_read_phy_reg(hw, GG82563_PHY_INBAND_CTRL, - &phy_data); - if (ret_val) - return ret_val; - phy_data |= GG82563_ICR_DIS_PADDING; - ret_val = e1000_write_phy_reg(hw, GG82563_PHY_INBAND_CTRL, - phy_data); - if (ret_val) - return ret_val; - } - - return E1000_SUCCESS; + u32 led_ctrl; + s32 ret_val; + u16 phy_data; + + DEBUGFUNC("e1000_copper_link_igp_setup"); + + if (hw->phy_reset_disable) + return E1000_SUCCESS; + + ret_val = e1000_phy_reset(hw); + if (ret_val) { + DEBUGOUT("Error Resetting the PHY\n"); + return ret_val; + } + + /* Wait 15ms for MAC to configure PHY from eeprom settings */ + msleep(15); + /* Configure activity LED after PHY reset */ + led_ctrl = er32(LEDCTL); + led_ctrl &= IGP_ACTIVITY_LED_MASK; + led_ctrl |= (IGP_ACTIVITY_LED_ENABLE | IGP_LED3_MODE); + ew32(LEDCTL, led_ctrl); + + /* The NVM settings will configure LPLU in D3 for IGP2 and IGP3 PHYs */ + if (hw->phy_type == e1000_phy_igp) { + /* disable lplu d3 during driver init */ + ret_val = e1000_set_d3_lplu_state(hw, false); + if (ret_val) { + DEBUGOUT("Error Disabling LPLU D3\n"); + return ret_val; + } + } + + /* Configure mdi-mdix settings */ + ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL, &phy_data); + if (ret_val) + return ret_val; + + if ((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) { + hw->dsp_config_state = e1000_dsp_config_disabled; + /* Force MDI for earlier revs of the IGP PHY */ + phy_data &= + ~(IGP01E1000_PSCR_AUTO_MDIX | + IGP01E1000_PSCR_FORCE_MDI_MDIX); + hw->mdix = 1; + + } else { + hw->dsp_config_state = e1000_dsp_config_enabled; + phy_data &= ~IGP01E1000_PSCR_AUTO_MDIX; + + switch (hw->mdix) { + case 1: + phy_data &= ~IGP01E1000_PSCR_FORCE_MDI_MDIX; + break; + case 2: + phy_data |= IGP01E1000_PSCR_FORCE_MDI_MDIX; + break; + case 0: + default: + phy_data |= IGP01E1000_PSCR_AUTO_MDIX; + break; + } + } + ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL, phy_data); + if (ret_val) + return ret_val; + + /* set auto-master slave resolution settings */ + if (hw->autoneg) { + e1000_ms_type phy_ms_setting = hw->master_slave; + + if (hw->ffe_config_state == e1000_ffe_config_active) + hw->ffe_config_state = e1000_ffe_config_enabled; + + if (hw->dsp_config_state == e1000_dsp_config_activated) + hw->dsp_config_state = e1000_dsp_config_enabled; + + /* when autonegotiation advertisement is only 1000Mbps then we + * should disable SmartSpeed and enable Auto MasterSlave + * resolution as hardware default. */ + if (hw->autoneg_advertised == ADVERTISE_1000_FULL) { + /* Disable SmartSpeed */ + ret_val = + e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, + &phy_data); + if (ret_val) + return ret_val; + phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED; + ret_val = + e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, + phy_data); + if (ret_val) + return ret_val; + /* Set auto Master/Slave resolution process */ + ret_val = + e1000_read_phy_reg(hw, PHY_1000T_CTRL, &phy_data); + if (ret_val) + return ret_val; + phy_data &= ~CR_1000T_MS_ENABLE; + ret_val = + e1000_write_phy_reg(hw, PHY_1000T_CTRL, phy_data); + if (ret_val) + return ret_val; + } + + ret_val = e1000_read_phy_reg(hw, PHY_1000T_CTRL, &phy_data); + if (ret_val) + return ret_val; + + /* load defaults for future use */ + hw->original_master_slave = (phy_data & CR_1000T_MS_ENABLE) ? + ((phy_data & CR_1000T_MS_VALUE) ? + e1000_ms_force_master : + e1000_ms_force_slave) : e1000_ms_auto; + + switch (phy_ms_setting) { + case e1000_ms_force_master: + phy_data |= (CR_1000T_MS_ENABLE | CR_1000T_MS_VALUE); + break; + case e1000_ms_force_slave: + phy_data |= CR_1000T_MS_ENABLE; + phy_data &= ~(CR_1000T_MS_VALUE); + break; + case e1000_ms_auto: + phy_data &= ~CR_1000T_MS_ENABLE; + default: + break; + } + ret_val = e1000_write_phy_reg(hw, PHY_1000T_CTRL, phy_data); + if (ret_val) + return ret_val; + } + + return E1000_SUCCESS; } -/******************************************************************** -* Copper link setup for e1000_phy_m88 series. -* -* hw - Struct containing variables accessed by shared code -*********************************************************************/ +/** + * e1000_copper_link_mgp_setup - Copper link setup for e1000_phy_m88 series. + * @hw: Struct containing variables accessed by shared code + */ static s32 e1000_copper_link_mgp_setup(struct e1000_hw *hw) { - s32 ret_val; - u16 phy_data; - - DEBUGFUNC("e1000_copper_link_mgp_setup"); - - if (hw->phy_reset_disable) - return E1000_SUCCESS; - - /* Enable CRS on TX. This must be set for half-duplex operation. */ - ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data); - if (ret_val) - return ret_val; - - phy_data |= M88E1000_PSCR_ASSERT_CRS_ON_TX; - - /* Options: - * MDI/MDI-X = 0 (default) - * 0 - Auto for all speeds - * 1 - MDI mode - * 2 - MDI-X mode - * 3 - Auto for 1000Base-T only (MDI-X for 10/100Base-T modes) - */ - phy_data &= ~M88E1000_PSCR_AUTO_X_MODE; - - switch (hw->mdix) { - case 1: - phy_data |= M88E1000_PSCR_MDI_MANUAL_MODE; - break; - case 2: - phy_data |= M88E1000_PSCR_MDIX_MANUAL_MODE; - break; - case 3: - phy_data |= M88E1000_PSCR_AUTO_X_1000T; - break; - case 0: - default: - phy_data |= M88E1000_PSCR_AUTO_X_MODE; - break; - } - - /* Options: - * disable_polarity_correction = 0 (default) - * Automatic Correction for Reversed Cable Polarity - * 0 - Disabled - * 1 - Enabled - */ - phy_data &= ~M88E1000_PSCR_POLARITY_REVERSAL; - if (hw->disable_polarity_correction == 1) - phy_data |= M88E1000_PSCR_POLARITY_REVERSAL; - ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data); - if (ret_val) - return ret_val; - - if (hw->phy_revision < M88E1011_I_REV_4) { - /* Force TX_CLK in the Extended PHY Specific Control Register - * to 25MHz clock. - */ - ret_val = e1000_read_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_data); - if (ret_val) - return ret_val; - - phy_data |= M88E1000_EPSCR_TX_CLK_25; - - if ((hw->phy_revision == E1000_REVISION_2) && - (hw->phy_id == M88E1111_I_PHY_ID)) { - /* Vidalia Phy, set the downshift counter to 5x */ - phy_data &= ~(M88EC018_EPSCR_DOWNSHIFT_COUNTER_MASK); - phy_data |= M88EC018_EPSCR_DOWNSHIFT_COUNTER_5X; - ret_val = e1000_write_phy_reg(hw, - M88E1000_EXT_PHY_SPEC_CTRL, phy_data); - if (ret_val) - return ret_val; - } else { - /* Configure Master and Slave downshift values */ - phy_data &= ~(M88E1000_EPSCR_MASTER_DOWNSHIFT_MASK | - M88E1000_EPSCR_SLAVE_DOWNSHIFT_MASK); - phy_data |= (M88E1000_EPSCR_MASTER_DOWNSHIFT_1X | - M88E1000_EPSCR_SLAVE_DOWNSHIFT_1X); - ret_val = e1000_write_phy_reg(hw, - M88E1000_EXT_PHY_SPEC_CTRL, phy_data); - if (ret_val) - return ret_val; - } - } - - /* SW Reset the PHY so all changes take effect */ - ret_val = e1000_phy_reset(hw); - if (ret_val) { - DEBUGOUT("Error Resetting the PHY\n"); - return ret_val; - } - - return E1000_SUCCESS; + s32 ret_val; + u16 phy_data; + + DEBUGFUNC("e1000_copper_link_mgp_setup"); + + if (hw->phy_reset_disable) + return E1000_SUCCESS; + + /* Enable CRS on TX. This must be set for half-duplex operation. */ + ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data); + if (ret_val) + return ret_val; + + phy_data |= M88E1000_PSCR_ASSERT_CRS_ON_TX; + + /* Options: + * MDI/MDI-X = 0 (default) + * 0 - Auto for all speeds + * 1 - MDI mode + * 2 - MDI-X mode + * 3 - Auto for 1000Base-T only (MDI-X for 10/100Base-T modes) + */ + phy_data &= ~M88E1000_PSCR_AUTO_X_MODE; + + switch (hw->mdix) { + case 1: + phy_data |= M88E1000_PSCR_MDI_MANUAL_MODE; + break; + case 2: + phy_data |= M88E1000_PSCR_MDIX_MANUAL_MODE; + break; + case 3: + phy_data |= M88E1000_PSCR_AUTO_X_1000T; + break; + case 0: + default: + phy_data |= M88E1000_PSCR_AUTO_X_MODE; + break; + } + + /* Options: + * disable_polarity_correction = 0 (default) + * Automatic Correction for Reversed Cable Polarity + * 0 - Disabled + * 1 - Enabled + */ + phy_data &= ~M88E1000_PSCR_POLARITY_REVERSAL; + if (hw->disable_polarity_correction == 1) + phy_data |= M88E1000_PSCR_POLARITY_REVERSAL; + ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data); + if (ret_val) + return ret_val; + + if (hw->phy_revision < M88E1011_I_REV_4) { + /* Force TX_CLK in the Extended PHY Specific Control Register + * to 25MHz clock. + */ + ret_val = + e1000_read_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL, + &phy_data); + if (ret_val) + return ret_val; + + phy_data |= M88E1000_EPSCR_TX_CLK_25; + + if ((hw->phy_revision == E1000_REVISION_2) && + (hw->phy_id == M88E1111_I_PHY_ID)) { + /* Vidalia Phy, set the downshift counter to 5x */ + phy_data &= ~(M88EC018_EPSCR_DOWNSHIFT_COUNTER_MASK); + phy_data |= M88EC018_EPSCR_DOWNSHIFT_COUNTER_5X; + ret_val = e1000_write_phy_reg(hw, + M88E1000_EXT_PHY_SPEC_CTRL, + phy_data); + if (ret_val) + return ret_val; + } else { + /* Configure Master and Slave downshift values */ + phy_data &= ~(M88E1000_EPSCR_MASTER_DOWNSHIFT_MASK | + M88E1000_EPSCR_SLAVE_DOWNSHIFT_MASK); + phy_data |= (M88E1000_EPSCR_MASTER_DOWNSHIFT_1X | + M88E1000_EPSCR_SLAVE_DOWNSHIFT_1X); + ret_val = e1000_write_phy_reg(hw, + M88E1000_EXT_PHY_SPEC_CTRL, + phy_data); + if (ret_val) + return ret_val; + } + } + + /* SW Reset the PHY so all changes take effect */ + ret_val = e1000_phy_reset(hw); + if (ret_val) { + DEBUGOUT("Error Resetting the PHY\n"); + return ret_val; + } + + return E1000_SUCCESS; } -/******************************************************************** -* Setup auto-negotiation and flow control advertisements, -* and then perform auto-negotiation. -* -* hw - Struct containing variables accessed by shared code -*********************************************************************/ +/** + * e1000_copper_link_autoneg - setup auto-neg + * @hw: Struct containing variables accessed by shared code + * + * Setup auto-negotiation and flow control advertisements, + * and then perform auto-negotiation. + */ static s32 e1000_copper_link_autoneg(struct e1000_hw *hw) { - s32 ret_val; - u16 phy_data; - - DEBUGFUNC("e1000_copper_link_autoneg"); - - /* Perform some bounds checking on the hw->autoneg_advertised - * parameter. If this variable is zero, then set it to the default. - */ - hw->autoneg_advertised &= AUTONEG_ADVERTISE_SPEED_DEFAULT; - - /* If autoneg_advertised is zero, we assume it was not defaulted - * by the calling code so we set to advertise full capability. - */ - if (hw->autoneg_advertised == 0) - hw->autoneg_advertised = AUTONEG_ADVERTISE_SPEED_DEFAULT; - - /* IFE phy only supports 10/100 */ - if (hw->phy_type == e1000_phy_ife) - hw->autoneg_advertised &= AUTONEG_ADVERTISE_10_100_ALL; - - DEBUGOUT("Reconfiguring auto-neg advertisement params\n"); - ret_val = e1000_phy_setup_autoneg(hw); - if (ret_val) { - DEBUGOUT("Error Setting up Auto-Negotiation\n"); - return ret_val; - } - DEBUGOUT("Restarting Auto-Neg\n"); - - /* Restart auto-negotiation by setting the Auto Neg Enable bit and - * the Auto Neg Restart bit in the PHY control register. - */ - ret_val = e1000_read_phy_reg(hw, PHY_CTRL, &phy_data); - if (ret_val) - return ret_val; - - phy_data |= (MII_CR_AUTO_NEG_EN | MII_CR_RESTART_AUTO_NEG); - ret_val = e1000_write_phy_reg(hw, PHY_CTRL, phy_data); - if (ret_val) - return ret_val; - - /* Does the user want to wait for Auto-Neg to complete here, or - * check at a later time (for example, callback routine). - */ - if (hw->wait_autoneg_complete) { - ret_val = e1000_wait_autoneg(hw); - if (ret_val) { - DEBUGOUT("Error while waiting for autoneg to complete\n"); - return ret_val; - } - } - - hw->get_link_status = true; - - return E1000_SUCCESS; + s32 ret_val; + u16 phy_data; + + DEBUGFUNC("e1000_copper_link_autoneg"); + + /* Perform some bounds checking on the hw->autoneg_advertised + * parameter. If this variable is zero, then set it to the default. + */ + hw->autoneg_advertised &= AUTONEG_ADVERTISE_SPEED_DEFAULT; + + /* If autoneg_advertised is zero, we assume it was not defaulted + * by the calling code so we set to advertise full capability. + */ + if (hw->autoneg_advertised == 0) + hw->autoneg_advertised = AUTONEG_ADVERTISE_SPEED_DEFAULT; + + DEBUGOUT("Reconfiguring auto-neg advertisement params\n"); + ret_val = e1000_phy_setup_autoneg(hw); + if (ret_val) { + DEBUGOUT("Error Setting up Auto-Negotiation\n"); + return ret_val; + } + DEBUGOUT("Restarting Auto-Neg\n"); + + /* Restart auto-negotiation by setting the Auto Neg Enable bit and + * the Auto Neg Restart bit in the PHY control register. + */ + ret_val = e1000_read_phy_reg(hw, PHY_CTRL, &phy_data); + if (ret_val) + return ret_val; + + phy_data |= (MII_CR_AUTO_NEG_EN | MII_CR_RESTART_AUTO_NEG); + ret_val = e1000_write_phy_reg(hw, PHY_CTRL, phy_data); + if (ret_val) + return ret_val; + + /* Does the user want to wait for Auto-Neg to complete here, or + * check at a later time (for example, callback routine). + */ + if (hw->wait_autoneg_complete) { + ret_val = e1000_wait_autoneg(hw); + if (ret_val) { + DEBUGOUT + ("Error while waiting for autoneg to complete\n"); + return ret_val; + } + } + + hw->get_link_status = true; + + return E1000_SUCCESS; } -/****************************************************************************** -* Config the MAC and the PHY after link is up. -* 1) Set up the MAC to the current PHY speed/duplex -* if we are on 82543. If we -* are on newer silicon, we only need to configure -* collision distance in the Transmit Control Register. -* 2) Set up flow control on the MAC to that established with -* the link partner. -* 3) Config DSP to improve Gigabit link quality for some PHY revisions. -* -* hw - Struct containing variables accessed by shared code -******************************************************************************/ +/** + * e1000_copper_link_postconfig - post link setup + * @hw: Struct containing variables accessed by shared code + * + * Config the MAC and the PHY after link is up. + * 1) Set up the MAC to the current PHY speed/duplex + * if we are on 82543. If we + * are on newer silicon, we only need to configure + * collision distance in the Transmit Control Register. + * 2) Set up flow control on the MAC to that established with + * the link partner. + * 3) Config DSP to improve Gigabit link quality for some PHY revisions. + */ static s32 e1000_copper_link_postconfig(struct e1000_hw *hw) { - s32 ret_val; - DEBUGFUNC("e1000_copper_link_postconfig"); - - if (hw->mac_type >= e1000_82544) { - e1000_config_collision_dist(hw); - } else { - ret_val = e1000_config_mac_to_phy(hw); - if (ret_val) { - DEBUGOUT("Error configuring MAC to PHY settings\n"); - return ret_val; - } - } - ret_val = e1000_config_fc_after_link_up(hw); - if (ret_val) { - DEBUGOUT("Error Configuring Flow Control\n"); - return ret_val; - } - - /* Config DSP to improve Giga link quality */ - if (hw->phy_type == e1000_phy_igp) { - ret_val = e1000_config_dsp_after_link_change(hw, true); - if (ret_val) { - DEBUGOUT("Error Configuring DSP after link up\n"); - return ret_val; - } - } - - return E1000_SUCCESS; + s32 ret_val; + DEBUGFUNC("e1000_copper_link_postconfig"); + + if (hw->mac_type >= e1000_82544) { + e1000_config_collision_dist(hw); + } else { + ret_val = e1000_config_mac_to_phy(hw); + if (ret_val) { + DEBUGOUT("Error configuring MAC to PHY settings\n"); + return ret_val; + } + } + ret_val = e1000_config_fc_after_link_up(hw); + if (ret_val) { + DEBUGOUT("Error Configuring Flow Control\n"); + return ret_val; + } + + /* Config DSP to improve Giga link quality */ + if (hw->phy_type == e1000_phy_igp) { + ret_val = e1000_config_dsp_after_link_change(hw, true); + if (ret_val) { + DEBUGOUT("Error Configuring DSP after link up\n"); + return ret_val; + } + } + + return E1000_SUCCESS; } -/****************************************************************************** -* Detects which PHY is present and setup the speed and duplex -* -* hw - Struct containing variables accessed by shared code -******************************************************************************/ +/** + * e1000_setup_copper_link - phy/speed/duplex setting + * @hw: Struct containing variables accessed by shared code + * + * Detects which PHY is present and sets up the speed and duplex + */ static s32 e1000_setup_copper_link(struct e1000_hw *hw) { - s32 ret_val; - u16 i; - u16 phy_data; - u16 reg_data = 0; - - DEBUGFUNC("e1000_setup_copper_link"); - - switch (hw->mac_type) { - case e1000_80003es2lan: - case e1000_ich8lan: - /* Set the mac to wait the maximum time between each - * iteration and increase the max iterations when - * polling the phy; this fixes erroneous timeouts at 10Mbps. */ - ret_val = e1000_write_kmrn_reg(hw, GG82563_REG(0x34, 4), 0xFFFF); - if (ret_val) - return ret_val; - ret_val = e1000_read_kmrn_reg(hw, GG82563_REG(0x34, 9), ®_data); - if (ret_val) - return ret_val; - reg_data |= 0x3F; - ret_val = e1000_write_kmrn_reg(hw, GG82563_REG(0x34, 9), reg_data); - if (ret_val) - return ret_val; - default: - break; - } - - /* Check if it is a valid PHY and set PHY mode if necessary. */ - ret_val = e1000_copper_link_preconfig(hw); - if (ret_val) - return ret_val; - - switch (hw->mac_type) { - case e1000_80003es2lan: - /* Kumeran registers are written-only */ - reg_data = E1000_KUMCTRLSTA_INB_CTRL_LINK_STATUS_TX_TIMEOUT_DEFAULT; - reg_data |= E1000_KUMCTRLSTA_INB_CTRL_DIS_PADDING; - ret_val = e1000_write_kmrn_reg(hw, E1000_KUMCTRLSTA_OFFSET_INB_CTRL, - reg_data); - if (ret_val) - return ret_val; - break; - default: - break; - } - - if (hw->phy_type == e1000_phy_igp || - hw->phy_type == e1000_phy_igp_3 || - hw->phy_type == e1000_phy_igp_2) { - ret_val = e1000_copper_link_igp_setup(hw); - if (ret_val) - return ret_val; - } else if (hw->phy_type == e1000_phy_m88) { - ret_val = e1000_copper_link_mgp_setup(hw); - if (ret_val) - return ret_val; - } else if (hw->phy_type == e1000_phy_gg82563) { - ret_val = e1000_copper_link_ggp_setup(hw); - if (ret_val) - return ret_val; - } - - if (hw->autoneg) { - /* Setup autoneg and flow control advertisement - * and perform autonegotiation */ - ret_val = e1000_copper_link_autoneg(hw); - if (ret_val) - return ret_val; - } else { - /* PHY will be set to 10H, 10F, 100H,or 100F - * depending on value from forced_speed_duplex. */ - DEBUGOUT("Forcing speed and duplex\n"); - ret_val = e1000_phy_force_speed_duplex(hw); - if (ret_val) { - DEBUGOUT("Error Forcing Speed and Duplex\n"); - return ret_val; - } - } - - /* Check link status. Wait up to 100 microseconds for link to become - * valid. - */ - for (i = 0; i < 10; i++) { - ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data); - if (ret_val) - return ret_val; - ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data); - if (ret_val) - return ret_val; - - if (phy_data & MII_SR_LINK_STATUS) { - /* Config the MAC and PHY after link is up */ - ret_val = e1000_copper_link_postconfig(hw); - if (ret_val) - return ret_val; - - DEBUGOUT("Valid link established!!!\n"); - return E1000_SUCCESS; - } - udelay(10); - } - - DEBUGOUT("Unable to establish link!!!\n"); - return E1000_SUCCESS; + s32 ret_val; + u16 i; + u16 phy_data; + + DEBUGFUNC("e1000_setup_copper_link"); + + /* Check if it is a valid PHY and set PHY mode if necessary. */ + ret_val = e1000_copper_link_preconfig(hw); + if (ret_val) + return ret_val; + + if (hw->phy_type == e1000_phy_igp) { + ret_val = e1000_copper_link_igp_setup(hw); + if (ret_val) + return ret_val; + } else if (hw->phy_type == e1000_phy_m88) { + ret_val = e1000_copper_link_mgp_setup(hw); + if (ret_val) + return ret_val; + } + + if (hw->autoneg) { + /* Setup autoneg and flow control advertisement + * and perform autonegotiation */ + ret_val = e1000_copper_link_autoneg(hw); + if (ret_val) + return ret_val; + } else { + /* PHY will be set to 10H, 10F, 100H,or 100F + * depending on value from forced_speed_duplex. */ + DEBUGOUT("Forcing speed and duplex\n"); + ret_val = e1000_phy_force_speed_duplex(hw); + if (ret_val) { + DEBUGOUT("Error Forcing Speed and Duplex\n"); + return ret_val; + } + } + + /* Check link status. Wait up to 100 microseconds for link to become + * valid. + */ + for (i = 0; i < 10; i++) { + ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data); + if (ret_val) + return ret_val; + ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data); + if (ret_val) + return ret_val; + + if (phy_data & MII_SR_LINK_STATUS) { + /* Config the MAC and PHY after link is up */ + ret_val = e1000_copper_link_postconfig(hw); + if (ret_val) + return ret_val; + + DEBUGOUT("Valid link established!!!\n"); + return E1000_SUCCESS; + } + udelay(10); + } + + DEBUGOUT("Unable to establish link!!!\n"); + return E1000_SUCCESS; } -/****************************************************************************** -* Configure the MAC-to-PHY interface for 10/100Mbps -* -* hw - Struct containing variables accessed by shared code -******************************************************************************/ -static s32 e1000_configure_kmrn_for_10_100(struct e1000_hw *hw, u16 duplex) +/** + * e1000_phy_setup_autoneg - phy settings + * @hw: Struct containing variables accessed by shared code + * + * Configures PHY autoneg and flow control advertisement settings + */ +s32 e1000_phy_setup_autoneg(struct e1000_hw *hw) { - s32 ret_val = E1000_SUCCESS; - u32 tipg; - u16 reg_data; + s32 ret_val; + u16 mii_autoneg_adv_reg; + u16 mii_1000t_ctrl_reg; - DEBUGFUNC("e1000_configure_kmrn_for_10_100"); + DEBUGFUNC("e1000_phy_setup_autoneg"); - reg_data = E1000_KUMCTRLSTA_HD_CTRL_10_100_DEFAULT; - ret_val = e1000_write_kmrn_reg(hw, E1000_KUMCTRLSTA_OFFSET_HD_CTRL, - reg_data); - if (ret_val) - return ret_val; + /* Read the MII Auto-Neg Advertisement Register (Address 4). */ + ret_val = e1000_read_phy_reg(hw, PHY_AUTONEG_ADV, &mii_autoneg_adv_reg); + if (ret_val) + return ret_val; - /* Configure Transmit Inter-Packet Gap */ - tipg = er32(TIPG); - tipg &= ~E1000_TIPG_IPGT_MASK; - tipg |= DEFAULT_80003ES2LAN_TIPG_IPGT_10_100; - ew32(TIPG, tipg); + /* Read the MII 1000Base-T Control Register (Address 9). */ + ret_val = + e1000_read_phy_reg(hw, PHY_1000T_CTRL, &mii_1000t_ctrl_reg); + if (ret_val) + return ret_val; - ret_val = e1000_read_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL, ®_data); + /* Need to parse both autoneg_advertised and fc and set up + * the appropriate PHY registers. First we will parse for + * autoneg_advertised software override. Since we can advertise + * a plethora of combinations, we need to check each bit + * individually. + */ - if (ret_val) - return ret_val; + /* First we clear all the 10/100 mb speed bits in the Auto-Neg + * Advertisement Register (Address 4) and the 1000 mb speed bits in + * the 1000Base-T Control Register (Address 9). + */ + mii_autoneg_adv_reg &= ~REG4_SPEED_MASK; + mii_1000t_ctrl_reg &= ~REG9_SPEED_MASK; - if (duplex == HALF_DUPLEX) - reg_data |= GG82563_KMCR_PASS_FALSE_CARRIER; - else - reg_data &= ~GG82563_KMCR_PASS_FALSE_CARRIER; + DEBUGOUT1("autoneg_advertised %x\n", hw->autoneg_advertised); - ret_val = e1000_write_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL, reg_data); + /* Do we want to advertise 10 Mb Half Duplex? */ + if (hw->autoneg_advertised & ADVERTISE_10_HALF) { + DEBUGOUT("Advertise 10mb Half duplex\n"); + mii_autoneg_adv_reg |= NWAY_AR_10T_HD_CAPS; + } - return ret_val; -} + /* Do we want to advertise 10 Mb Full Duplex? */ + if (hw->autoneg_advertised & ADVERTISE_10_FULL) { + DEBUGOUT("Advertise 10mb Full duplex\n"); + mii_autoneg_adv_reg |= NWAY_AR_10T_FD_CAPS; + } -static s32 e1000_configure_kmrn_for_1000(struct e1000_hw *hw) -{ - s32 ret_val = E1000_SUCCESS; - u16 reg_data; - u32 tipg; + /* Do we want to advertise 100 Mb Half Duplex? */ + if (hw->autoneg_advertised & ADVERTISE_100_HALF) { + DEBUGOUT("Advertise 100mb Half duplex\n"); + mii_autoneg_adv_reg |= NWAY_AR_100TX_HD_CAPS; + } - DEBUGFUNC("e1000_configure_kmrn_for_1000"); + /* Do we want to advertise 100 Mb Full Duplex? */ + if (hw->autoneg_advertised & ADVERTISE_100_FULL) { + DEBUGOUT("Advertise 100mb Full duplex\n"); + mii_autoneg_adv_reg |= NWAY_AR_100TX_FD_CAPS; + } - reg_data = E1000_KUMCTRLSTA_HD_CTRL_1000_DEFAULT; - ret_val = e1000_write_kmrn_reg(hw, E1000_KUMCTRLSTA_OFFSET_HD_CTRL, - reg_data); - if (ret_val) - return ret_val; + /* We do not allow the Phy to advertise 1000 Mb Half Duplex */ + if (hw->autoneg_advertised & ADVERTISE_1000_HALF) { + DEBUGOUT + ("Advertise 1000mb Half duplex requested, request denied!\n"); + } - /* Configure Transmit Inter-Packet Gap */ - tipg = er32(TIPG); - tipg &= ~E1000_TIPG_IPGT_MASK; - tipg |= DEFAULT_80003ES2LAN_TIPG_IPGT_1000; - ew32(TIPG, tipg); + /* Do we want to advertise 1000 Mb Full Duplex? */ + if (hw->autoneg_advertised & ADVERTISE_1000_FULL) { + DEBUGOUT("Advertise 1000mb Full duplex\n"); + mii_1000t_ctrl_reg |= CR_1000T_FD_CAPS; + } - ret_val = e1000_read_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL, ®_data); + /* Check for a software override of the flow control settings, and + * setup the PHY advertisement registers accordingly. If + * auto-negotiation is enabled, then software will have to set the + * "PAUSE" bits to the correct value in the Auto-Negotiation + * Advertisement Register (PHY_AUTONEG_ADV) and re-start auto-negotiation. + * + * The possible values of the "fc" parameter are: + * 0: Flow control is completely disabled + * 1: Rx flow control is enabled (we can receive pause frames + * but not send pause frames). + * 2: Tx flow control is enabled (we can send pause frames + * but we do not support receiving pause frames). + * 3: Both Rx and TX flow control (symmetric) are enabled. + * other: No software override. The flow control configuration + * in the EEPROM is used. + */ + switch (hw->fc) { + case E1000_FC_NONE: /* 0 */ + /* Flow control (RX & TX) is completely disabled by a + * software over-ride. + */ + mii_autoneg_adv_reg &= ~(NWAY_AR_ASM_DIR | NWAY_AR_PAUSE); + break; + case E1000_FC_RX_PAUSE: /* 1 */ + /* RX Flow control is enabled, and TX Flow control is + * disabled, by a software over-ride. + */ + /* Since there really isn't a way to advertise that we are + * capable of RX Pause ONLY, we will advertise that we + * support both symmetric and asymmetric RX PAUSE. Later + * (in e1000_config_fc_after_link_up) we will disable the + *hw's ability to send PAUSE frames. + */ + mii_autoneg_adv_reg |= (NWAY_AR_ASM_DIR | NWAY_AR_PAUSE); + break; + case E1000_FC_TX_PAUSE: /* 2 */ + /* TX Flow control is enabled, and RX Flow control is + * disabled, by a software over-ride. + */ + mii_autoneg_adv_reg |= NWAY_AR_ASM_DIR; + mii_autoneg_adv_reg &= ~NWAY_AR_PAUSE; + break; + case E1000_FC_FULL: /* 3 */ + /* Flow control (both RX and TX) is enabled by a software + * over-ride. + */ + mii_autoneg_adv_reg |= (NWAY_AR_ASM_DIR | NWAY_AR_PAUSE); + break; + default: + DEBUGOUT("Flow control param set incorrectly\n"); + return -E1000_ERR_CONFIG; + } - if (ret_val) - return ret_val; + ret_val = e1000_write_phy_reg(hw, PHY_AUTONEG_ADV, mii_autoneg_adv_reg); + if (ret_val) + return ret_val; - reg_data &= ~GG82563_KMCR_PASS_FALSE_CARRIER; - ret_val = e1000_write_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL, reg_data); + DEBUGOUT1("Auto-Neg Advertising %x\n", mii_autoneg_adv_reg); - return ret_val; -} + ret_val = e1000_write_phy_reg(hw, PHY_1000T_CTRL, mii_1000t_ctrl_reg); + if (ret_val) + return ret_val; -/****************************************************************************** -* Configures PHY autoneg and flow control advertisement settings -* -* hw - Struct containing variables accessed by shared code -******************************************************************************/ -s32 e1000_phy_setup_autoneg(struct e1000_hw *hw) -{ - s32 ret_val; - u16 mii_autoneg_adv_reg; - u16 mii_1000t_ctrl_reg; - - DEBUGFUNC("e1000_phy_setup_autoneg"); - - /* Read the MII Auto-Neg Advertisement Register (Address 4). */ - ret_val = e1000_read_phy_reg(hw, PHY_AUTONEG_ADV, &mii_autoneg_adv_reg); - if (ret_val) - return ret_val; - - if (hw->phy_type != e1000_phy_ife) { - /* Read the MII 1000Base-T Control Register (Address 9). */ - ret_val = e1000_read_phy_reg(hw, PHY_1000T_CTRL, &mii_1000t_ctrl_reg); - if (ret_val) - return ret_val; - } else - mii_1000t_ctrl_reg=0; - - /* Need to parse both autoneg_advertised and fc and set up - * the appropriate PHY registers. First we will parse for - * autoneg_advertised software override. Since we can advertise - * a plethora of combinations, we need to check each bit - * individually. - */ - - /* First we clear all the 10/100 mb speed bits in the Auto-Neg - * Advertisement Register (Address 4) and the 1000 mb speed bits in - * the 1000Base-T Control Register (Address 9). - */ - mii_autoneg_adv_reg &= ~REG4_SPEED_MASK; - mii_1000t_ctrl_reg &= ~REG9_SPEED_MASK; - - DEBUGOUT1("autoneg_advertised %x\n", hw->autoneg_advertised); - - /* Do we want to advertise 10 Mb Half Duplex? */ - if (hw->autoneg_advertised & ADVERTISE_10_HALF) { - DEBUGOUT("Advertise 10mb Half duplex\n"); - mii_autoneg_adv_reg |= NWAY_AR_10T_HD_CAPS; - } - - /* Do we want to advertise 10 Mb Full Duplex? */ - if (hw->autoneg_advertised & ADVERTISE_10_FULL) { - DEBUGOUT("Advertise 10mb Full duplex\n"); - mii_autoneg_adv_reg |= NWAY_AR_10T_FD_CAPS; - } - - /* Do we want to advertise 100 Mb Half Duplex? */ - if (hw->autoneg_advertised & ADVERTISE_100_HALF) { - DEBUGOUT("Advertise 100mb Half duplex\n"); - mii_autoneg_adv_reg |= NWAY_AR_100TX_HD_CAPS; - } - - /* Do we want to advertise 100 Mb Full Duplex? */ - if (hw->autoneg_advertised & ADVERTISE_100_FULL) { - DEBUGOUT("Advertise 100mb Full duplex\n"); - mii_autoneg_adv_reg |= NWAY_AR_100TX_FD_CAPS; - } - - /* We do not allow the Phy to advertise 1000 Mb Half Duplex */ - if (hw->autoneg_advertised & ADVERTISE_1000_HALF) { - DEBUGOUT("Advertise 1000mb Half duplex requested, request denied!\n"); - } - - /* Do we want to advertise 1000 Mb Full Duplex? */ - if (hw->autoneg_advertised & ADVERTISE_1000_FULL) { - DEBUGOUT("Advertise 1000mb Full duplex\n"); - mii_1000t_ctrl_reg |= CR_1000T_FD_CAPS; - if (hw->phy_type == e1000_phy_ife) { - DEBUGOUT("e1000_phy_ife is a 10/100 PHY. Gigabit speed is not supported.\n"); - } - } - - /* Check for a software override of the flow control settings, and - * setup the PHY advertisement registers accordingly. If - * auto-negotiation is enabled, then software will have to set the - * "PAUSE" bits to the correct value in the Auto-Negotiation - * Advertisement Register (PHY_AUTONEG_ADV) and re-start auto-negotiation. - * - * The possible values of the "fc" parameter are: - * 0: Flow control is completely disabled - * 1: Rx flow control is enabled (we can receive pause frames - * but not send pause frames). - * 2: Tx flow control is enabled (we can send pause frames - * but we do not support receiving pause frames). - * 3: Both Rx and TX flow control (symmetric) are enabled. - * other: No software override. The flow control configuration - * in the EEPROM is used. - */ - switch (hw->fc) { - case E1000_FC_NONE: /* 0 */ - /* Flow control (RX & TX) is completely disabled by a - * software over-ride. - */ - mii_autoneg_adv_reg &= ~(NWAY_AR_ASM_DIR | NWAY_AR_PAUSE); - break; - case E1000_FC_RX_PAUSE: /* 1 */ - /* RX Flow control is enabled, and TX Flow control is - * disabled, by a software over-ride. - */ - /* Since there really isn't a way to advertise that we are - * capable of RX Pause ONLY, we will advertise that we - * support both symmetric and asymmetric RX PAUSE. Later - * (in e1000_config_fc_after_link_up) we will disable the - *hw's ability to send PAUSE frames. - */ - mii_autoneg_adv_reg |= (NWAY_AR_ASM_DIR | NWAY_AR_PAUSE); - break; - case E1000_FC_TX_PAUSE: /* 2 */ - /* TX Flow control is enabled, and RX Flow control is - * disabled, by a software over-ride. - */ - mii_autoneg_adv_reg |= NWAY_AR_ASM_DIR; - mii_autoneg_adv_reg &= ~NWAY_AR_PAUSE; - break; - case E1000_FC_FULL: /* 3 */ - /* Flow control (both RX and TX) is enabled by a software - * over-ride. - */ - mii_autoneg_adv_reg |= (NWAY_AR_ASM_DIR | NWAY_AR_PAUSE); - break; - default: - DEBUGOUT("Flow control param set incorrectly\n"); - return -E1000_ERR_CONFIG; - } - - ret_val = e1000_write_phy_reg(hw, PHY_AUTONEG_ADV, mii_autoneg_adv_reg); - if (ret_val) - return ret_val; - - DEBUGOUT1("Auto-Neg Advertising %x\n", mii_autoneg_adv_reg); - - if (hw->phy_type != e1000_phy_ife) { - ret_val = e1000_write_phy_reg(hw, PHY_1000T_CTRL, mii_1000t_ctrl_reg); - if (ret_val) - return ret_val; - } - - return E1000_SUCCESS; + return E1000_SUCCESS; } -/****************************************************************************** -* Force PHY speed and duplex settings to hw->forced_speed_duplex -* -* hw - Struct containing variables accessed by shared code -******************************************************************************/ +/** + * e1000_phy_force_speed_duplex - force link settings + * @hw: Struct containing variables accessed by shared code + * + * Force PHY speed and duplex settings to hw->forced_speed_duplex + */ static s32 e1000_phy_force_speed_duplex(struct e1000_hw *hw) { - u32 ctrl; - s32 ret_val; - u16 mii_ctrl_reg; - u16 mii_status_reg; - u16 phy_data; - u16 i; - - DEBUGFUNC("e1000_phy_force_speed_duplex"); - - /* Turn off Flow control if we are forcing speed and duplex. */ - hw->fc = E1000_FC_NONE; - - DEBUGOUT1("hw->fc = %d\n", hw->fc); - - /* Read the Device Control Register. */ - ctrl = er32(CTRL); - - /* Set the bits to Force Speed and Duplex in the Device Ctrl Reg. */ - ctrl |= (E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX); - ctrl &= ~(DEVICE_SPEED_MASK); - - /* Clear the Auto Speed Detect Enable bit. */ - ctrl &= ~E1000_CTRL_ASDE; - - /* Read the MII Control Register. */ - ret_val = e1000_read_phy_reg(hw, PHY_CTRL, &mii_ctrl_reg); - if (ret_val) - return ret_val; - - /* We need to disable autoneg in order to force link and duplex. */ - - mii_ctrl_reg &= ~MII_CR_AUTO_NEG_EN; - - /* Are we forcing Full or Half Duplex? */ - if (hw->forced_speed_duplex == e1000_100_full || - hw->forced_speed_duplex == e1000_10_full) { - /* We want to force full duplex so we SET the full duplex bits in the - * Device and MII Control Registers. - */ - ctrl |= E1000_CTRL_FD; - mii_ctrl_reg |= MII_CR_FULL_DUPLEX; - DEBUGOUT("Full Duplex\n"); - } else { - /* We want to force half duplex so we CLEAR the full duplex bits in - * the Device and MII Control Registers. - */ - ctrl &= ~E1000_CTRL_FD; - mii_ctrl_reg &= ~MII_CR_FULL_DUPLEX; - DEBUGOUT("Half Duplex\n"); - } - - /* Are we forcing 100Mbps??? */ - if (hw->forced_speed_duplex == e1000_100_full || - hw->forced_speed_duplex == e1000_100_half) { - /* Set the 100Mb bit and turn off the 1000Mb and 10Mb bits. */ - ctrl |= E1000_CTRL_SPD_100; - mii_ctrl_reg |= MII_CR_SPEED_100; - mii_ctrl_reg &= ~(MII_CR_SPEED_1000 | MII_CR_SPEED_10); - DEBUGOUT("Forcing 100mb "); - } else { - /* Set the 10Mb bit and turn off the 1000Mb and 100Mb bits. */ - ctrl &= ~(E1000_CTRL_SPD_1000 | E1000_CTRL_SPD_100); - mii_ctrl_reg |= MII_CR_SPEED_10; - mii_ctrl_reg &= ~(MII_CR_SPEED_1000 | MII_CR_SPEED_100); - DEBUGOUT("Forcing 10mb "); - } - - e1000_config_collision_dist(hw); - - /* Write the configured values back to the Device Control Reg. */ - ew32(CTRL, ctrl); - - if ((hw->phy_type == e1000_phy_m88) || - (hw->phy_type == e1000_phy_gg82563)) { - ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data); - if (ret_val) - return ret_val; - - /* Clear Auto-Crossover to force MDI manually. M88E1000 requires MDI - * forced whenever speed are duplex are forced. - */ - phy_data &= ~M88E1000_PSCR_AUTO_X_MODE; - ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data); - if (ret_val) - return ret_val; - - DEBUGOUT1("M88E1000 PSCR: %x \n", phy_data); - - /* Need to reset the PHY or these changes will be ignored */ - mii_ctrl_reg |= MII_CR_RESET; - - /* Disable MDI-X support for 10/100 */ - } else if (hw->phy_type == e1000_phy_ife) { - ret_val = e1000_read_phy_reg(hw, IFE_PHY_MDIX_CONTROL, &phy_data); - if (ret_val) - return ret_val; - - phy_data &= ~IFE_PMC_AUTO_MDIX; - phy_data &= ~IFE_PMC_FORCE_MDIX; - - ret_val = e1000_write_phy_reg(hw, IFE_PHY_MDIX_CONTROL, phy_data); - if (ret_val) - return ret_val; - - } else { - /* Clear Auto-Crossover to force MDI manually. IGP requires MDI - * forced whenever speed or duplex are forced. - */ - ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL, &phy_data); - if (ret_val) - return ret_val; - - phy_data &= ~IGP01E1000_PSCR_AUTO_MDIX; - phy_data &= ~IGP01E1000_PSCR_FORCE_MDI_MDIX; - - ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL, phy_data); - if (ret_val) - return ret_val; - } - - /* Write back the modified PHY MII control register. */ - ret_val = e1000_write_phy_reg(hw, PHY_CTRL, mii_ctrl_reg); - if (ret_val) - return ret_val; - - udelay(1); - - /* The wait_autoneg_complete flag may be a little misleading here. - * Since we are forcing speed and duplex, Auto-Neg is not enabled. - * But we do want to delay for a period while forcing only so we - * don't generate false No Link messages. So we will wait here - * only if the user has set wait_autoneg_complete to 1, which is - * the default. - */ - if (hw->wait_autoneg_complete) { - /* We will wait for autoneg to complete. */ - DEBUGOUT("Waiting for forced speed/duplex link.\n"); - mii_status_reg = 0; - - /* We will wait for autoneg to complete or 4.5 seconds to expire. */ - for (i = PHY_FORCE_TIME; i > 0; i--) { - /* Read the MII Status Register and wait for Auto-Neg Complete bit - * to be set. - */ - ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg); - if (ret_val) - return ret_val; - - ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg); - if (ret_val) - return ret_val; - - if (mii_status_reg & MII_SR_LINK_STATUS) break; - msleep(100); - } - if ((i == 0) && - ((hw->phy_type == e1000_phy_m88) || - (hw->phy_type == e1000_phy_gg82563))) { - /* We didn't get link. Reset the DSP and wait again for link. */ - ret_val = e1000_phy_reset_dsp(hw); - if (ret_val) { - DEBUGOUT("Error Resetting PHY DSP\n"); - return ret_val; - } - } - /* This loop will early-out if the link condition has been met. */ - for (i = PHY_FORCE_TIME; i > 0; i--) { - if (mii_status_reg & MII_SR_LINK_STATUS) break; - msleep(100); - /* Read the MII Status Register and wait for Auto-Neg Complete bit - * to be set. - */ - ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg); - if (ret_val) - return ret_val; - - ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg); - if (ret_val) - return ret_val; - } - } - - if (hw->phy_type == e1000_phy_m88) { - /* Because we reset the PHY above, we need to re-force TX_CLK in the - * Extended PHY Specific Control Register to 25MHz clock. This value - * defaults back to a 2.5MHz clock when the PHY is reset. - */ - ret_val = e1000_read_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_data); - if (ret_val) - return ret_val; - - phy_data |= M88E1000_EPSCR_TX_CLK_25; - ret_val = e1000_write_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL, phy_data); - if (ret_val) - return ret_val; - - /* In addition, because of the s/w reset above, we need to enable CRS on - * TX. This must be set for both full and half duplex operation. - */ - ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data); - if (ret_val) - return ret_val; - - phy_data |= M88E1000_PSCR_ASSERT_CRS_ON_TX; - ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data); - if (ret_val) - return ret_val; - - if ((hw->mac_type == e1000_82544 || hw->mac_type == e1000_82543) && - (!hw->autoneg) && (hw->forced_speed_duplex == e1000_10_full || - hw->forced_speed_duplex == e1000_10_half)) { - ret_val = e1000_polarity_reversal_workaround(hw); - if (ret_val) - return ret_val; - } - } else if (hw->phy_type == e1000_phy_gg82563) { - /* The TX_CLK of the Extended PHY Specific Control Register defaults - * to 2.5MHz on a reset. We need to re-force it back to 25MHz, if - * we're not in a forced 10/duplex configuration. */ - ret_val = e1000_read_phy_reg(hw, GG82563_PHY_MAC_SPEC_CTRL, &phy_data); - if (ret_val) - return ret_val; - - phy_data &= ~GG82563_MSCR_TX_CLK_MASK; - if ((hw->forced_speed_duplex == e1000_10_full) || - (hw->forced_speed_duplex == e1000_10_half)) - phy_data |= GG82563_MSCR_TX_CLK_10MBPS_2_5MHZ; - else - phy_data |= GG82563_MSCR_TX_CLK_100MBPS_25MHZ; - - /* Also due to the reset, we need to enable CRS on Tx. */ - phy_data |= GG82563_MSCR_ASSERT_CRS_ON_TX; - - ret_val = e1000_write_phy_reg(hw, GG82563_PHY_MAC_SPEC_CTRL, phy_data); - if (ret_val) - return ret_val; - } - return E1000_SUCCESS; + u32 ctrl; + s32 ret_val; + u16 mii_ctrl_reg; + u16 mii_status_reg; + u16 phy_data; + u16 i; + + DEBUGFUNC("e1000_phy_force_speed_duplex"); + + /* Turn off Flow control if we are forcing speed and duplex. */ + hw->fc = E1000_FC_NONE; + + DEBUGOUT1("hw->fc = %d\n", hw->fc); + + /* Read the Device Control Register. */ + ctrl = er32(CTRL); + + /* Set the bits to Force Speed and Duplex in the Device Ctrl Reg. */ + ctrl |= (E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX); + ctrl &= ~(DEVICE_SPEED_MASK); + + /* Clear the Auto Speed Detect Enable bit. */ + ctrl &= ~E1000_CTRL_ASDE; + + /* Read the MII Control Register. */ + ret_val = e1000_read_phy_reg(hw, PHY_CTRL, &mii_ctrl_reg); + if (ret_val) + return ret_val; + + /* We need to disable autoneg in order to force link and duplex. */ + + mii_ctrl_reg &= ~MII_CR_AUTO_NEG_EN; + + /* Are we forcing Full or Half Duplex? */ + if (hw->forced_speed_duplex == e1000_100_full || + hw->forced_speed_duplex == e1000_10_full) { + /* We want to force full duplex so we SET the full duplex bits in the + * Device and MII Control Registers. + */ + ctrl |= E1000_CTRL_FD; + mii_ctrl_reg |= MII_CR_FULL_DUPLEX; + DEBUGOUT("Full Duplex\n"); + } else { + /* We want to force half duplex so we CLEAR the full duplex bits in + * the Device and MII Control Registers. + */ + ctrl &= ~E1000_CTRL_FD; + mii_ctrl_reg &= ~MII_CR_FULL_DUPLEX; + DEBUGOUT("Half Duplex\n"); + } + + /* Are we forcing 100Mbps??? */ + if (hw->forced_speed_duplex == e1000_100_full || + hw->forced_speed_duplex == e1000_100_half) { + /* Set the 100Mb bit and turn off the 1000Mb and 10Mb bits. */ + ctrl |= E1000_CTRL_SPD_100; + mii_ctrl_reg |= MII_CR_SPEED_100; + mii_ctrl_reg &= ~(MII_CR_SPEED_1000 | MII_CR_SPEED_10); + DEBUGOUT("Forcing 100mb "); + } else { + /* Set the 10Mb bit and turn off the 1000Mb and 100Mb bits. */ + ctrl &= ~(E1000_CTRL_SPD_1000 | E1000_CTRL_SPD_100); + mii_ctrl_reg |= MII_CR_SPEED_10; + mii_ctrl_reg &= ~(MII_CR_SPEED_1000 | MII_CR_SPEED_100); + DEBUGOUT("Forcing 10mb "); + } + + e1000_config_collision_dist(hw); + + /* Write the configured values back to the Device Control Reg. */ + ew32(CTRL, ctrl); + + if (hw->phy_type == e1000_phy_m88) { + ret_val = + e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data); + if (ret_val) + return ret_val; + + /* Clear Auto-Crossover to force MDI manually. M88E1000 requires MDI + * forced whenever speed are duplex are forced. + */ + phy_data &= ~M88E1000_PSCR_AUTO_X_MODE; + ret_val = + e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data); + if (ret_val) + return ret_val; + + DEBUGOUT1("M88E1000 PSCR: %x \n", phy_data); + + /* Need to reset the PHY or these changes will be ignored */ + mii_ctrl_reg |= MII_CR_RESET; + + /* Disable MDI-X support for 10/100 */ + } else { + /* Clear Auto-Crossover to force MDI manually. IGP requires MDI + * forced whenever speed or duplex are forced. + */ + ret_val = + e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL, &phy_data); + if (ret_val) + return ret_val; + + phy_data &= ~IGP01E1000_PSCR_AUTO_MDIX; + phy_data &= ~IGP01E1000_PSCR_FORCE_MDI_MDIX; + + ret_val = + e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL, phy_data); + if (ret_val) + return ret_val; + } + + /* Write back the modified PHY MII control register. */ + ret_val = e1000_write_phy_reg(hw, PHY_CTRL, mii_ctrl_reg); + if (ret_val) + return ret_val; + + udelay(1); + + /* The wait_autoneg_complete flag may be a little misleading here. + * Since we are forcing speed and duplex, Auto-Neg is not enabled. + * But we do want to delay for a period while forcing only so we + * don't generate false No Link messages. So we will wait here + * only if the user has set wait_autoneg_complete to 1, which is + * the default. + */ + if (hw->wait_autoneg_complete) { + /* We will wait for autoneg to complete. */ + DEBUGOUT("Waiting for forced speed/duplex link.\n"); + mii_status_reg = 0; + + /* We will wait for autoneg to complete or 4.5 seconds to expire. */ + for (i = PHY_FORCE_TIME; i > 0; i--) { + /* Read the MII Status Register and wait for Auto-Neg Complete bit + * to be set. + */ + ret_val = + e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg); + if (ret_val) + return ret_val; + + ret_val = + e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg); + if (ret_val) + return ret_val; + + if (mii_status_reg & MII_SR_LINK_STATUS) + break; + msleep(100); + } + if ((i == 0) && (hw->phy_type == e1000_phy_m88)) { + /* We didn't get link. Reset the DSP and wait again for link. */ + ret_val = e1000_phy_reset_dsp(hw); + if (ret_val) { + DEBUGOUT("Error Resetting PHY DSP\n"); + return ret_val; + } + } + /* This loop will early-out if the link condition has been met. */ + for (i = PHY_FORCE_TIME; i > 0; i--) { + if (mii_status_reg & MII_SR_LINK_STATUS) + break; + msleep(100); + /* Read the MII Status Register and wait for Auto-Neg Complete bit + * to be set. + */ + ret_val = + e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg); + if (ret_val) + return ret_val; + + ret_val = + e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg); + if (ret_val) + return ret_val; + } + } + + if (hw->phy_type == e1000_phy_m88) { + /* Because we reset the PHY above, we need to re-force TX_CLK in the + * Extended PHY Specific Control Register to 25MHz clock. This value + * defaults back to a 2.5MHz clock when the PHY is reset. + */ + ret_val = + e1000_read_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL, + &phy_data); + if (ret_val) + return ret_val; + + phy_data |= M88E1000_EPSCR_TX_CLK_25; + ret_val = + e1000_write_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL, + phy_data); + if (ret_val) + return ret_val; + + /* In addition, because of the s/w reset above, we need to enable CRS on + * TX. This must be set for both full and half duplex operation. + */ + ret_val = + e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data); + if (ret_val) + return ret_val; + + phy_data |= M88E1000_PSCR_ASSERT_CRS_ON_TX; + ret_val = + e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data); + if (ret_val) + return ret_val; + + if ((hw->mac_type == e1000_82544 || hw->mac_type == e1000_82543) + && (!hw->autoneg) + && (hw->forced_speed_duplex == e1000_10_full + || hw->forced_speed_duplex == e1000_10_half)) { + ret_val = e1000_polarity_reversal_workaround(hw); + if (ret_val) + return ret_val; + } + } + return E1000_SUCCESS; } -/****************************************************************************** -* Sets the collision distance in the Transmit Control register -* -* hw - Struct containing variables accessed by shared code -* -* Link should have been established previously. Reads the speed and duplex -* information from the Device Status register. -******************************************************************************/ +/** + * e1000_config_collision_dist - set collision distance register + * @hw: Struct containing variables accessed by shared code + * + * Sets the collision distance in the Transmit Control register. + * Link should have been established previously. Reads the speed and duplex + * information from the Device Status register. + */ void e1000_config_collision_dist(struct e1000_hw *hw) { - u32 tctl, coll_dist; + u32 tctl, coll_dist; - DEBUGFUNC("e1000_config_collision_dist"); + DEBUGFUNC("e1000_config_collision_dist"); - if (hw->mac_type < e1000_82543) - coll_dist = E1000_COLLISION_DISTANCE_82542; - else - coll_dist = E1000_COLLISION_DISTANCE; + if (hw->mac_type < e1000_82543) + coll_dist = E1000_COLLISION_DISTANCE_82542; + else + coll_dist = E1000_COLLISION_DISTANCE; - tctl = er32(TCTL); + tctl = er32(TCTL); - tctl &= ~E1000_TCTL_COLD; - tctl |= coll_dist << E1000_COLD_SHIFT; + tctl &= ~E1000_TCTL_COLD; + tctl |= coll_dist << E1000_COLD_SHIFT; - ew32(TCTL, tctl); - E1000_WRITE_FLUSH(); + ew32(TCTL, tctl); + E1000_WRITE_FLUSH(); } -/****************************************************************************** -* Sets MAC speed and duplex settings to reflect the those in the PHY -* -* hw - Struct containing variables accessed by shared code -* mii_reg - data to write to the MII control register -* -* The contents of the PHY register containing the needed information need to -* be passed in. -******************************************************************************/ +/** + * e1000_config_mac_to_phy - sync phy and mac settings + * @hw: Struct containing variables accessed by shared code + * @mii_reg: data to write to the MII control register + * + * Sets MAC speed and duplex settings to reflect the those in the PHY + * The contents of the PHY register containing the needed information need to + * be passed in. + */ static s32 e1000_config_mac_to_phy(struct e1000_hw *hw) { - u32 ctrl; - s32 ret_val; - u16 phy_data; - - DEBUGFUNC("e1000_config_mac_to_phy"); - - /* 82544 or newer MAC, Auto Speed Detection takes care of - * MAC speed/duplex configuration.*/ - if (hw->mac_type >= e1000_82544) - return E1000_SUCCESS; - - /* Read the Device Control Register and set the bits to Force Speed - * and Duplex. - */ - ctrl = er32(CTRL); - ctrl |= (E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX); - ctrl &= ~(E1000_CTRL_SPD_SEL | E1000_CTRL_ILOS); - - /* Set up duplex in the Device Control and Transmit Control - * registers depending on negotiated values. - */ - ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, &phy_data); - if (ret_val) - return ret_val; - - if (phy_data & M88E1000_PSSR_DPLX) - ctrl |= E1000_CTRL_FD; - else - ctrl &= ~E1000_CTRL_FD; - - e1000_config_collision_dist(hw); - - /* Set up speed in the Device Control register depending on - * negotiated values. - */ - if ((phy_data & M88E1000_PSSR_SPEED) == M88E1000_PSSR_1000MBS) - ctrl |= E1000_CTRL_SPD_1000; - else if ((phy_data & M88E1000_PSSR_SPEED) == M88E1000_PSSR_100MBS) - ctrl |= E1000_CTRL_SPD_100; - - /* Write the configured values back to the Device Control Reg. */ - ew32(CTRL, ctrl); - return E1000_SUCCESS; + u32 ctrl; + s32 ret_val; + u16 phy_data; + + DEBUGFUNC("e1000_config_mac_to_phy"); + + /* 82544 or newer MAC, Auto Speed Detection takes care of + * MAC speed/duplex configuration.*/ + if (hw->mac_type >= e1000_82544) + return E1000_SUCCESS; + + /* Read the Device Control Register and set the bits to Force Speed + * and Duplex. + */ + ctrl = er32(CTRL); + ctrl |= (E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX); + ctrl &= ~(E1000_CTRL_SPD_SEL | E1000_CTRL_ILOS); + + /* Set up duplex in the Device Control and Transmit Control + * registers depending on negotiated values. + */ + ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, &phy_data); + if (ret_val) + return ret_val; + + if (phy_data & M88E1000_PSSR_DPLX) + ctrl |= E1000_CTRL_FD; + else + ctrl &= ~E1000_CTRL_FD; + + e1000_config_collision_dist(hw); + + /* Set up speed in the Device Control register depending on + * negotiated values. + */ + if ((phy_data & M88E1000_PSSR_SPEED) == M88E1000_PSSR_1000MBS) + ctrl |= E1000_CTRL_SPD_1000; + else if ((phy_data & M88E1000_PSSR_SPEED) == M88E1000_PSSR_100MBS) + ctrl |= E1000_CTRL_SPD_100; + + /* Write the configured values back to the Device Control Reg. */ + ew32(CTRL, ctrl); + return E1000_SUCCESS; } -/****************************************************************************** - * Forces the MAC's flow control settings. - * - * hw - Struct containing variables accessed by shared code +/** + * e1000_force_mac_fc - force flow control settings + * @hw: Struct containing variables accessed by shared code * + * Forces the MAC's flow control settings. * Sets the TFCE and RFCE bits in the device control register to reflect * the adapter settings. TFCE and RFCE need to be explicitly set by * software when a Copper PHY is used because autonegotiation is managed * by the PHY rather than the MAC. Software must also configure these * bits when link is forced on a fiber connection. - *****************************************************************************/ + */ s32 e1000_force_mac_fc(struct e1000_hw *hw) { - u32 ctrl; - - DEBUGFUNC("e1000_force_mac_fc"); - - /* Get the current configuration of the Device Control Register */ - ctrl = er32(CTRL); - - /* Because we didn't get link via the internal auto-negotiation - * mechanism (we either forced link or we got link via PHY - * auto-neg), we have to manually enable/disable transmit an - * receive flow control. - * - * The "Case" statement below enables/disable flow control - * according to the "hw->fc" parameter. - * - * The possible values of the "fc" parameter are: - * 0: Flow control is completely disabled - * 1: Rx flow control is enabled (we can receive pause - * frames but not send pause frames). - * 2: Tx flow control is enabled (we can send pause frames - * frames but we do not receive pause frames). - * 3: Both Rx and TX flow control (symmetric) is enabled. - * other: No other values should be possible at this point. - */ - - switch (hw->fc) { - case E1000_FC_NONE: - ctrl &= (~(E1000_CTRL_TFCE | E1000_CTRL_RFCE)); - break; - case E1000_FC_RX_PAUSE: - ctrl &= (~E1000_CTRL_TFCE); - ctrl |= E1000_CTRL_RFCE; - break; - case E1000_FC_TX_PAUSE: - ctrl &= (~E1000_CTRL_RFCE); - ctrl |= E1000_CTRL_TFCE; - break; - case E1000_FC_FULL: - ctrl |= (E1000_CTRL_TFCE | E1000_CTRL_RFCE); - break; - default: - DEBUGOUT("Flow control param set incorrectly\n"); - return -E1000_ERR_CONFIG; - } - - /* Disable TX Flow Control for 82542 (rev 2.0) */ - if (hw->mac_type == e1000_82542_rev2_0) - ctrl &= (~E1000_CTRL_TFCE); - - ew32(CTRL, ctrl); - return E1000_SUCCESS; + u32 ctrl; + + DEBUGFUNC("e1000_force_mac_fc"); + + /* Get the current configuration of the Device Control Register */ + ctrl = er32(CTRL); + + /* Because we didn't get link via the internal auto-negotiation + * mechanism (we either forced link or we got link via PHY + * auto-neg), we have to manually enable/disable transmit an + * receive flow control. + * + * The "Case" statement below enables/disable flow control + * according to the "hw->fc" parameter. + * + * The possible values of the "fc" parameter are: + * 0: Flow control is completely disabled + * 1: Rx flow control is enabled (we can receive pause + * frames but not send pause frames). + * 2: Tx flow control is enabled (we can send pause frames + * frames but we do not receive pause frames). + * 3: Both Rx and TX flow control (symmetric) is enabled. + * other: No other values should be possible at this point. + */ + + switch (hw->fc) { + case E1000_FC_NONE: + ctrl &= (~(E1000_CTRL_TFCE | E1000_CTRL_RFCE)); + break; + case E1000_FC_RX_PAUSE: + ctrl &= (~E1000_CTRL_TFCE); + ctrl |= E1000_CTRL_RFCE; + break; + case E1000_FC_TX_PAUSE: + ctrl &= (~E1000_CTRL_RFCE); + ctrl |= E1000_CTRL_TFCE; + break; + case E1000_FC_FULL: + ctrl |= (E1000_CTRL_TFCE | E1000_CTRL_RFCE); + break; + default: + DEBUGOUT("Flow control param set incorrectly\n"); + return -E1000_ERR_CONFIG; + } + + /* Disable TX Flow Control for 82542 (rev 2.0) */ + if (hw->mac_type == e1000_82542_rev2_0) + ctrl &= (~E1000_CTRL_TFCE); + + ew32(CTRL, ctrl); + return E1000_SUCCESS; } -/****************************************************************************** - * Configures flow control settings after link is established - * - * hw - Struct containing variables accessed by shared code +/** + * e1000_config_fc_after_link_up - configure flow control after autoneg + * @hw: Struct containing variables accessed by shared code * + * Configures flow control settings after link is established * Should be called immediately after a valid link has been established. * Forces MAC flow control settings if link was forced. When in MII/GMII mode * and autonegotiation is enabled, the MAC flow control settings will be set * based on the flow control negotiated by the PHY. In TBI mode, the TFCE - * and RFCE bits will be automaticaly set to the negotiated flow control mode. - *****************************************************************************/ + * and RFCE bits will be automatically set to the negotiated flow control mode. + */ static s32 e1000_config_fc_after_link_up(struct e1000_hw *hw) { - s32 ret_val; - u16 mii_status_reg; - u16 mii_nway_adv_reg; - u16 mii_nway_lp_ability_reg; - u16 speed; - u16 duplex; - - DEBUGFUNC("e1000_config_fc_after_link_up"); - - /* Check for the case where we have fiber media and auto-neg failed - * so we had to force link. In this case, we need to force the - * configuration of the MAC to match the "fc" parameter. - */ - if (((hw->media_type == e1000_media_type_fiber) && (hw->autoneg_failed)) || - ((hw->media_type == e1000_media_type_internal_serdes) && - (hw->autoneg_failed)) || - ((hw->media_type == e1000_media_type_copper) && (!hw->autoneg))) { - ret_val = e1000_force_mac_fc(hw); - if (ret_val) { - DEBUGOUT("Error forcing flow control settings\n"); - return ret_val; - } - } - - /* Check for the case where we have copper media and auto-neg is - * enabled. In this case, we need to check and see if Auto-Neg - * has completed, and if so, how the PHY and link partner has - * flow control configured. - */ - if ((hw->media_type == e1000_media_type_copper) && hw->autoneg) { - /* Read the MII Status Register and check to see if AutoNeg - * has completed. We read this twice because this reg has - * some "sticky" (latched) bits. - */ - ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg); - if (ret_val) - return ret_val; - ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg); - if (ret_val) - return ret_val; - - if (mii_status_reg & MII_SR_AUTONEG_COMPLETE) { - /* The AutoNeg process has completed, so we now need to - * read both the Auto Negotiation Advertisement Register - * (Address 4) and the Auto_Negotiation Base Page Ability - * Register (Address 5) to determine how flow control was - * negotiated. - */ - ret_val = e1000_read_phy_reg(hw, PHY_AUTONEG_ADV, - &mii_nway_adv_reg); - if (ret_val) - return ret_val; - ret_val = e1000_read_phy_reg(hw, PHY_LP_ABILITY, - &mii_nway_lp_ability_reg); - if (ret_val) - return ret_val; - - /* Two bits in the Auto Negotiation Advertisement Register - * (Address 4) and two bits in the Auto Negotiation Base - * Page Ability Register (Address 5) determine flow control - * for both the PHY and the link partner. The following - * table, taken out of the IEEE 802.3ab/D6.0 dated March 25, - * 1999, describes these PAUSE resolution bits and how flow - * control is determined based upon these settings. - * NOTE: DC = Don't Care - * - * LOCAL DEVICE | LINK PARTNER - * PAUSE | ASM_DIR | PAUSE | ASM_DIR | NIC Resolution - *-------|---------|-------|---------|-------------------- - * 0 | 0 | DC | DC | E1000_FC_NONE - * 0 | 1 | 0 | DC | E1000_FC_NONE - * 0 | 1 | 1 | 0 | E1000_FC_NONE - * 0 | 1 | 1 | 1 | E1000_FC_TX_PAUSE - * 1 | 0 | 0 | DC | E1000_FC_NONE - * 1 | DC | 1 | DC | E1000_FC_FULL - * 1 | 1 | 0 | 0 | E1000_FC_NONE - * 1 | 1 | 0 | 1 | E1000_FC_RX_PAUSE - * - */ - /* Are both PAUSE bits set to 1? If so, this implies - * Symmetric Flow Control is enabled at both ends. The - * ASM_DIR bits are irrelevant per the spec. - * - * For Symmetric Flow Control: - * - * LOCAL DEVICE | LINK PARTNER - * PAUSE | ASM_DIR | PAUSE | ASM_DIR | Result - *-------|---------|-------|---------|-------------------- - * 1 | DC | 1 | DC | E1000_FC_FULL - * - */ - if ((mii_nway_adv_reg & NWAY_AR_PAUSE) && - (mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE)) { - /* Now we need to check if the user selected RX ONLY - * of pause frames. In this case, we had to advertise - * FULL flow control because we could not advertise RX - * ONLY. Hence, we must now check to see if we need to - * turn OFF the TRANSMISSION of PAUSE frames. - */ - if (hw->original_fc == E1000_FC_FULL) { - hw->fc = E1000_FC_FULL; - DEBUGOUT("Flow Control = FULL.\n"); - } else { - hw->fc = E1000_FC_RX_PAUSE; - DEBUGOUT("Flow Control = RX PAUSE frames only.\n"); - } - } - /* For receiving PAUSE frames ONLY. - * - * LOCAL DEVICE | LINK PARTNER - * PAUSE | ASM_DIR | PAUSE | ASM_DIR | Result - *-------|---------|-------|---------|-------------------- - * 0 | 1 | 1 | 1 | E1000_FC_TX_PAUSE - * - */ - else if (!(mii_nway_adv_reg & NWAY_AR_PAUSE) && - (mii_nway_adv_reg & NWAY_AR_ASM_DIR) && - (mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE) && - (mii_nway_lp_ability_reg & NWAY_LPAR_ASM_DIR)) { - hw->fc = E1000_FC_TX_PAUSE; - DEBUGOUT("Flow Control = TX PAUSE frames only.\n"); - } - /* For transmitting PAUSE frames ONLY. - * - * LOCAL DEVICE | LINK PARTNER - * PAUSE | ASM_DIR | PAUSE | ASM_DIR | Result - *-------|---------|-------|---------|-------------------- - * 1 | 1 | 0 | 1 | E1000_FC_RX_PAUSE - * - */ - else if ((mii_nway_adv_reg & NWAY_AR_PAUSE) && - (mii_nway_adv_reg & NWAY_AR_ASM_DIR) && - !(mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE) && - (mii_nway_lp_ability_reg & NWAY_LPAR_ASM_DIR)) { - hw->fc = E1000_FC_RX_PAUSE; - DEBUGOUT("Flow Control = RX PAUSE frames only.\n"); - } - /* Per the IEEE spec, at this point flow control should be - * disabled. However, we want to consider that we could - * be connected to a legacy switch that doesn't advertise - * desired flow control, but can be forced on the link - * partner. So if we advertised no flow control, that is - * what we will resolve to. If we advertised some kind of - * receive capability (Rx Pause Only or Full Flow Control) - * and the link partner advertised none, we will configure - * ourselves to enable Rx Flow Control only. We can do - * this safely for two reasons: If the link partner really - * didn't want flow control enabled, and we enable Rx, no - * harm done since we won't be receiving any PAUSE frames - * anyway. If the intent on the link partner was to have - * flow control enabled, then by us enabling RX only, we - * can at least receive pause frames and process them. - * This is a good idea because in most cases, since we are - * predominantly a server NIC, more times than not we will - * be asked to delay transmission of packets than asking - * our link partner to pause transmission of frames. - */ - else if ((hw->original_fc == E1000_FC_NONE || - hw->original_fc == E1000_FC_TX_PAUSE) || - hw->fc_strict_ieee) { - hw->fc = E1000_FC_NONE; - DEBUGOUT("Flow Control = NONE.\n"); - } else { - hw->fc = E1000_FC_RX_PAUSE; - DEBUGOUT("Flow Control = RX PAUSE frames only.\n"); - } - - /* Now we need to do one last check... If we auto- - * negotiated to HALF DUPLEX, flow control should not be - * enabled per IEEE 802.3 spec. - */ - ret_val = e1000_get_speed_and_duplex(hw, &speed, &duplex); - if (ret_val) { - DEBUGOUT("Error getting link speed and duplex\n"); - return ret_val; - } - - if (duplex == HALF_DUPLEX) - hw->fc = E1000_FC_NONE; - - /* Now we call a subroutine to actually force the MAC - * controller to use the correct flow control settings. - */ - ret_val = e1000_force_mac_fc(hw); - if (ret_val) { - DEBUGOUT("Error forcing flow control settings\n"); - return ret_val; - } - } else { - DEBUGOUT("Copper PHY and Auto Neg has not completed.\n"); - } - } - return E1000_SUCCESS; + s32 ret_val; + u16 mii_status_reg; + u16 mii_nway_adv_reg; + u16 mii_nway_lp_ability_reg; + u16 speed; + u16 duplex; + + DEBUGFUNC("e1000_config_fc_after_link_up"); + + /* Check for the case where we have fiber media and auto-neg failed + * so we had to force link. In this case, we need to force the + * configuration of the MAC to match the "fc" parameter. + */ + if (((hw->media_type == e1000_media_type_fiber) && (hw->autoneg_failed)) + || ((hw->media_type == e1000_media_type_internal_serdes) + && (hw->autoneg_failed)) + || ((hw->media_type == e1000_media_type_copper) + && (!hw->autoneg))) { + ret_val = e1000_force_mac_fc(hw); + if (ret_val) { + DEBUGOUT("Error forcing flow control settings\n"); + return ret_val; + } + } + + /* Check for the case where we have copper media and auto-neg is + * enabled. In this case, we need to check and see if Auto-Neg + * has completed, and if so, how the PHY and link partner has + * flow control configured. + */ + if ((hw->media_type == e1000_media_type_copper) && hw->autoneg) { + /* Read the MII Status Register and check to see if AutoNeg + * has completed. We read this twice because this reg has + * some "sticky" (latched) bits. + */ + ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg); + if (ret_val) + return ret_val; + ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg); + if (ret_val) + return ret_val; + + if (mii_status_reg & MII_SR_AUTONEG_COMPLETE) { + /* The AutoNeg process has completed, so we now need to + * read both the Auto Negotiation Advertisement Register + * (Address 4) and the Auto_Negotiation Base Page Ability + * Register (Address 5) to determine how flow control was + * negotiated. + */ + ret_val = e1000_read_phy_reg(hw, PHY_AUTONEG_ADV, + &mii_nway_adv_reg); + if (ret_val) + return ret_val; + ret_val = e1000_read_phy_reg(hw, PHY_LP_ABILITY, + &mii_nway_lp_ability_reg); + if (ret_val) + return ret_val; + + /* Two bits in the Auto Negotiation Advertisement Register + * (Address 4) and two bits in the Auto Negotiation Base + * Page Ability Register (Address 5) determine flow control + * for both the PHY and the link partner. The following + * table, taken out of the IEEE 802.3ab/D6.0 dated March 25, + * 1999, describes these PAUSE resolution bits and how flow + * control is determined based upon these settings. + * NOTE: DC = Don't Care + * + * LOCAL DEVICE | LINK PARTNER + * PAUSE | ASM_DIR | PAUSE | ASM_DIR | NIC Resolution + *-------|---------|-------|---------|-------------------- + * 0 | 0 | DC | DC | E1000_FC_NONE + * 0 | 1 | 0 | DC | E1000_FC_NONE + * 0 | 1 | 1 | 0 | E1000_FC_NONE + * 0 | 1 | 1 | 1 | E1000_FC_TX_PAUSE + * 1 | 0 | 0 | DC | E1000_FC_NONE + * 1 | DC | 1 | DC | E1000_FC_FULL + * 1 | 1 | 0 | 0 | E1000_FC_NONE + * 1 | 1 | 0 | 1 | E1000_FC_RX_PAUSE + * + */ + /* Are both PAUSE bits set to 1? If so, this implies + * Symmetric Flow Control is enabled at both ends. The + * ASM_DIR bits are irrelevant per the spec. + * + * For Symmetric Flow Control: + * + * LOCAL DEVICE | LINK PARTNER + * PAUSE | ASM_DIR | PAUSE | ASM_DIR | Result + *-------|---------|-------|---------|-------------------- + * 1 | DC | 1 | DC | E1000_FC_FULL + * + */ + if ((mii_nway_adv_reg & NWAY_AR_PAUSE) && + (mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE)) { + /* Now we need to check if the user selected RX ONLY + * of pause frames. In this case, we had to advertise + * FULL flow control because we could not advertise RX + * ONLY. Hence, we must now check to see if we need to + * turn OFF the TRANSMISSION of PAUSE frames. + */ + if (hw->original_fc == E1000_FC_FULL) { + hw->fc = E1000_FC_FULL; + DEBUGOUT("Flow Control = FULL.\n"); + } else { + hw->fc = E1000_FC_RX_PAUSE; + DEBUGOUT + ("Flow Control = RX PAUSE frames only.\n"); + } + } + /* For receiving PAUSE frames ONLY. + * + * LOCAL DEVICE | LINK PARTNER + * PAUSE | ASM_DIR | PAUSE | ASM_DIR | Result + *-------|---------|-------|---------|-------------------- + * 0 | 1 | 1 | 1 | E1000_FC_TX_PAUSE + * + */ + else if (!(mii_nway_adv_reg & NWAY_AR_PAUSE) && + (mii_nway_adv_reg & NWAY_AR_ASM_DIR) && + (mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE) && + (mii_nway_lp_ability_reg & NWAY_LPAR_ASM_DIR)) + { + hw->fc = E1000_FC_TX_PAUSE; + DEBUGOUT + ("Flow Control = TX PAUSE frames only.\n"); + } + /* For transmitting PAUSE frames ONLY. + * + * LOCAL DEVICE | LINK PARTNER + * PAUSE | ASM_DIR | PAUSE | ASM_DIR | Result + *-------|---------|-------|---------|-------------------- + * 1 | 1 | 0 | 1 | E1000_FC_RX_PAUSE + * + */ + else if ((mii_nway_adv_reg & NWAY_AR_PAUSE) && + (mii_nway_adv_reg & NWAY_AR_ASM_DIR) && + !(mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE) && + (mii_nway_lp_ability_reg & NWAY_LPAR_ASM_DIR)) + { + hw->fc = E1000_FC_RX_PAUSE; + DEBUGOUT + ("Flow Control = RX PAUSE frames only.\n"); + } + /* Per the IEEE spec, at this point flow control should be + * disabled. However, we want to consider that we could + * be connected to a legacy switch that doesn't advertise + * desired flow control, but can be forced on the link + * partner. So if we advertised no flow control, that is + * what we will resolve to. If we advertised some kind of + * receive capability (Rx Pause Only or Full Flow Control) + * and the link partner advertised none, we will configure + * ourselves to enable Rx Flow Control only. We can do + * this safely for two reasons: If the link partner really + * didn't want flow control enabled, and we enable Rx, no + * harm done since we won't be receiving any PAUSE frames + * anyway. If the intent on the link partner was to have + * flow control enabled, then by us enabling RX only, we + * can at least receive pause frames and process them. + * This is a good idea because in most cases, since we are + * predominantly a server NIC, more times than not we will + * be asked to delay transmission of packets than asking + * our link partner to pause transmission of frames. + */ + else if ((hw->original_fc == E1000_FC_NONE || + hw->original_fc == E1000_FC_TX_PAUSE) || + hw->fc_strict_ieee) { + hw->fc = E1000_FC_NONE; + DEBUGOUT("Flow Control = NONE.\n"); + } else { + hw->fc = E1000_FC_RX_PAUSE; + DEBUGOUT + ("Flow Control = RX PAUSE frames only.\n"); + } + + /* Now we need to do one last check... If we auto- + * negotiated to HALF DUPLEX, flow control should not be + * enabled per IEEE 802.3 spec. + */ + ret_val = + e1000_get_speed_and_duplex(hw, &speed, &duplex); + if (ret_val) { + DEBUGOUT + ("Error getting link speed and duplex\n"); + return ret_val; + } + + if (duplex == HALF_DUPLEX) + hw->fc = E1000_FC_NONE; + + /* Now we call a subroutine to actually force the MAC + * controller to use the correct flow control settings. + */ + ret_val = e1000_force_mac_fc(hw); + if (ret_val) { + DEBUGOUT + ("Error forcing flow control settings\n"); + return ret_val; + } + } else { + DEBUGOUT + ("Copper PHY and Auto Neg has not completed.\n"); + } + } + return E1000_SUCCESS; } -/****************************************************************************** - * Checks to see if the link status of the hardware has changed. +/** + * e1000_check_for_serdes_link_generic - Check for link (Serdes) + * @hw: pointer to the HW structure * - * hw - Struct containing variables accessed by shared code + * Checks for link up on the hardware. If link is not up and we have + * a signal, then we need to force link up. + */ +static s32 e1000_check_for_serdes_link_generic(struct e1000_hw *hw) +{ + u32 rxcw; + u32 ctrl; + u32 status; + s32 ret_val = E1000_SUCCESS; + + DEBUGFUNC("e1000_check_for_serdes_link_generic"); + + ctrl = er32(CTRL); + status = er32(STATUS); + rxcw = er32(RXCW); + + /* + * If we don't have link (auto-negotiation failed or link partner + * cannot auto-negotiate), and our link partner is not trying to + * auto-negotiate with us (we are receiving idles or data), + * we need to force link up. We also need to give auto-negotiation + * time to complete. + */ + /* (ctrl & E1000_CTRL_SWDPIN1) == 1 == have signal */ + if ((!(status & E1000_STATUS_LU)) && (!(rxcw & E1000_RXCW_C))) { + if (hw->autoneg_failed == 0) { + hw->autoneg_failed = 1; + goto out; + } + DEBUGOUT("NOT RXing /C/, disable AutoNeg and force link.\n"); + + /* Disable auto-negotiation in the TXCW register */ + ew32(TXCW, (hw->txcw & ~E1000_TXCW_ANE)); + + /* Force link-up and also force full-duplex. */ + ctrl = er32(CTRL); + ctrl |= (E1000_CTRL_SLU | E1000_CTRL_FD); + ew32(CTRL, ctrl); + + /* Configure Flow Control after forcing link up. */ + ret_val = e1000_config_fc_after_link_up(hw); + if (ret_val) { + DEBUGOUT("Error configuring flow control\n"); + goto out; + } + } else if ((ctrl & E1000_CTRL_SLU) && (rxcw & E1000_RXCW_C)) { + /* + * If we are forcing link and we are receiving /C/ ordered + * sets, re-enable auto-negotiation in the TXCW register + * and disable forced link in the Device Control register + * in an attempt to auto-negotiate with our link partner. + */ + DEBUGOUT("RXing /C/, enable AutoNeg and stop forcing link.\n"); + ew32(TXCW, hw->txcw); + ew32(CTRL, (ctrl & ~E1000_CTRL_SLU)); + + hw->serdes_has_link = true; + } else if (!(E1000_TXCW_ANE & er32(TXCW))) { + /* + * If we force link for non-auto-negotiation switch, check + * link status based on MAC synchronization for internal + * serdes media type. + */ + /* SYNCH bit and IV bit are sticky. */ + udelay(10); + rxcw = er32(RXCW); + if (rxcw & E1000_RXCW_SYNCH) { + if (!(rxcw & E1000_RXCW_IV)) { + hw->serdes_has_link = true; + DEBUGOUT("SERDES: Link up - forced.\n"); + } + } else { + hw->serdes_has_link = false; + DEBUGOUT("SERDES: Link down - force failed.\n"); + } + } + + if (E1000_TXCW_ANE & er32(TXCW)) { + status = er32(STATUS); + if (status & E1000_STATUS_LU) { + /* SYNCH bit and IV bit are sticky, so reread rxcw. */ + udelay(10); + rxcw = er32(RXCW); + if (rxcw & E1000_RXCW_SYNCH) { + if (!(rxcw & E1000_RXCW_IV)) { + hw->serdes_has_link = true; + DEBUGOUT("SERDES: Link up - autoneg " + "completed successfully.\n"); + } else { + hw->serdes_has_link = false; + DEBUGOUT("SERDES: Link down - invalid" + "codewords detected in autoneg.\n"); + } + } else { + hw->serdes_has_link = false; + DEBUGOUT("SERDES: Link down - no sync.\n"); + } + } else { + hw->serdes_has_link = false; + DEBUGOUT("SERDES: Link down - autoneg failed\n"); + } + } + + out: + return ret_val; +} + +/** + * e1000_check_for_link + * @hw: Struct containing variables accessed by shared code * + * Checks to see if the link status of the hardware has changed. * Called by any function that needs to check the link status of the adapter. - *****************************************************************************/ + */ s32 e1000_check_for_link(struct e1000_hw *hw) { - u32 rxcw = 0; - u32 ctrl; - u32 status; - u32 rctl; - u32 icr; - u32 signal = 0; - s32 ret_val; - u16 phy_data; - - DEBUGFUNC("e1000_check_for_link"); - - ctrl = er32(CTRL); - status = er32(STATUS); - - /* On adapters with a MAC newer than 82544, SW Defineable pin 1 will be - * set when the optics detect a signal. On older adapters, it will be - * cleared when there is a signal. This applies to fiber media only. - */ - if ((hw->media_type == e1000_media_type_fiber) || - (hw->media_type == e1000_media_type_internal_serdes)) { - rxcw = er32(RXCW); - - if (hw->media_type == e1000_media_type_fiber) { - signal = (hw->mac_type > e1000_82544) ? E1000_CTRL_SWDPIN1 : 0; - if (status & E1000_STATUS_LU) - hw->get_link_status = false; - } - } - - /* If we have a copper PHY then we only want to go out to the PHY - * registers to see if Auto-Neg has completed and/or if our link - * status has changed. The get_link_status flag will be set if we - * receive a Link Status Change interrupt or we have Rx Sequence - * Errors. - */ - if ((hw->media_type == e1000_media_type_copper) && hw->get_link_status) { - /* First we want to see if the MII Status Register reports - * link. If so, then we want to get the current speed/duplex - * of the PHY. - * Read the register twice since the link bit is sticky. - */ - ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data); - if (ret_val) - return ret_val; - ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data); - if (ret_val) - return ret_val; - - if (phy_data & MII_SR_LINK_STATUS) { - hw->get_link_status = false; - /* Check if there was DownShift, must be checked immediately after - * link-up */ - e1000_check_downshift(hw); - - /* If we are on 82544 or 82543 silicon and speed/duplex - * are forced to 10H or 10F, then we will implement the polarity - * reversal workaround. We disable interrupts first, and upon - * returning, place the devices interrupt state to its previous - * value except for the link status change interrupt which will - * happen due to the execution of this workaround. - */ - - if ((hw->mac_type == e1000_82544 || hw->mac_type == e1000_82543) && - (!hw->autoneg) && - (hw->forced_speed_duplex == e1000_10_full || - hw->forced_speed_duplex == e1000_10_half)) { - ew32(IMC, 0xffffffff); - ret_val = e1000_polarity_reversal_workaround(hw); - icr = er32(ICR); - ew32(ICS, (icr & ~E1000_ICS_LSC)); - ew32(IMS, IMS_ENABLE_MASK); - } - - } else { - /* No link detected */ - e1000_config_dsp_after_link_change(hw, false); - return 0; - } - - /* If we are forcing speed/duplex, then we simply return since - * we have already determined whether we have link or not. - */ - if (!hw->autoneg) return -E1000_ERR_CONFIG; - - /* optimize the dsp settings for the igp phy */ - e1000_config_dsp_after_link_change(hw, true); - - /* We have a M88E1000 PHY and Auto-Neg is enabled. If we - * have Si on board that is 82544 or newer, Auto - * Speed Detection takes care of MAC speed/duplex - * configuration. So we only need to configure Collision - * Distance in the MAC. Otherwise, we need to force - * speed/duplex on the MAC to the current PHY speed/duplex - * settings. - */ - if (hw->mac_type >= e1000_82544) - e1000_config_collision_dist(hw); - else { - ret_val = e1000_config_mac_to_phy(hw); - if (ret_val) { - DEBUGOUT("Error configuring MAC to PHY settings\n"); - return ret_val; - } - } - - /* Configure Flow Control now that Auto-Neg has completed. First, we - * need to restore the desired flow control settings because we may - * have had to re-autoneg with a different link partner. - */ - ret_val = e1000_config_fc_after_link_up(hw); - if (ret_val) { - DEBUGOUT("Error configuring flow control\n"); - return ret_val; - } - - /* At this point we know that we are on copper and we have - * auto-negotiated link. These are conditions for checking the link - * partner capability register. We use the link speed to determine if - * TBI compatibility needs to be turned on or off. If the link is not - * at gigabit speed, then TBI compatibility is not needed. If we are - * at gigabit speed, we turn on TBI compatibility. - */ - if (hw->tbi_compatibility_en) { - u16 speed, duplex; - ret_val = e1000_get_speed_and_duplex(hw, &speed, &duplex); - if (ret_val) { - DEBUGOUT("Error getting link speed and duplex\n"); - return ret_val; - } - if (speed != SPEED_1000) { - /* If link speed is not set to gigabit speed, we do not need - * to enable TBI compatibility. - */ - if (hw->tbi_compatibility_on) { - /* If we previously were in the mode, turn it off. */ - rctl = er32(RCTL); - rctl &= ~E1000_RCTL_SBP; - ew32(RCTL, rctl); - hw->tbi_compatibility_on = false; - } - } else { - /* If TBI compatibility is was previously off, turn it on. For - * compatibility with a TBI link partner, we will store bad - * packets. Some frames have an additional byte on the end and - * will look like CRC errors to the hardware. - */ - if (!hw->tbi_compatibility_on) { - hw->tbi_compatibility_on = true; - rctl = er32(RCTL); - rctl |= E1000_RCTL_SBP; - ew32(RCTL, rctl); - } - } - } - } - /* If we don't have link (auto-negotiation failed or link partner cannot - * auto-negotiate), the cable is plugged in (we have signal), and our - * link partner is not trying to auto-negotiate with us (we are receiving - * idles or data), we need to force link up. We also need to give - * auto-negotiation time to complete, in case the cable was just plugged - * in. The autoneg_failed flag does this. - */ - else if ((((hw->media_type == e1000_media_type_fiber) && - ((ctrl & E1000_CTRL_SWDPIN1) == signal)) || - (hw->media_type == e1000_media_type_internal_serdes)) && - (!(status & E1000_STATUS_LU)) && - (!(rxcw & E1000_RXCW_C))) { - if (hw->autoneg_failed == 0) { - hw->autoneg_failed = 1; - return 0; - } - DEBUGOUT("NOT RXing /C/, disable AutoNeg and force link.\n"); - - /* Disable auto-negotiation in the TXCW register */ - ew32(TXCW, (hw->txcw & ~E1000_TXCW_ANE)); - - /* Force link-up and also force full-duplex. */ - ctrl = er32(CTRL); - ctrl |= (E1000_CTRL_SLU | E1000_CTRL_FD); - ew32(CTRL, ctrl); - - /* Configure Flow Control after forcing link up. */ - ret_val = e1000_config_fc_after_link_up(hw); - if (ret_val) { - DEBUGOUT("Error configuring flow control\n"); - return ret_val; - } - } - /* If we are forcing link and we are receiving /C/ ordered sets, re-enable - * auto-negotiation in the TXCW register and disable forced link in the - * Device Control register in an attempt to auto-negotiate with our link - * partner. - */ - else if (((hw->media_type == e1000_media_type_fiber) || - (hw->media_type == e1000_media_type_internal_serdes)) && - (ctrl & E1000_CTRL_SLU) && (rxcw & E1000_RXCW_C)) { - DEBUGOUT("RXing /C/, enable AutoNeg and stop forcing link.\n"); - ew32(TXCW, hw->txcw); - ew32(CTRL, (ctrl & ~E1000_CTRL_SLU)); - - hw->serdes_link_down = false; - } - /* If we force link for non-auto-negotiation switch, check link status - * based on MAC synchronization for internal serdes media type. - */ - else if ((hw->media_type == e1000_media_type_internal_serdes) && - !(E1000_TXCW_ANE & er32(TXCW))) { - /* SYNCH bit and IV bit are sticky. */ - udelay(10); - if (E1000_RXCW_SYNCH & er32(RXCW)) { - if (!(rxcw & E1000_RXCW_IV)) { - hw->serdes_link_down = false; - DEBUGOUT("SERDES: Link is up.\n"); - } - } else { - hw->serdes_link_down = true; - DEBUGOUT("SERDES: Link is down.\n"); - } - } - if ((hw->media_type == e1000_media_type_internal_serdes) && - (E1000_TXCW_ANE & er32(TXCW))) { - hw->serdes_link_down = !(E1000_STATUS_LU & er32(STATUS)); - } - return E1000_SUCCESS; + u32 rxcw = 0; + u32 ctrl; + u32 status; + u32 rctl; + u32 icr; + u32 signal = 0; + s32 ret_val; + u16 phy_data; + + DEBUGFUNC("e1000_check_for_link"); + + ctrl = er32(CTRL); + status = er32(STATUS); + + /* On adapters with a MAC newer than 82544, SW Definable pin 1 will be + * set when the optics detect a signal. On older adapters, it will be + * cleared when there is a signal. This applies to fiber media only. + */ + if ((hw->media_type == e1000_media_type_fiber) || + (hw->media_type == e1000_media_type_internal_serdes)) { + rxcw = er32(RXCW); + + if (hw->media_type == e1000_media_type_fiber) { + signal = + (hw->mac_type > + e1000_82544) ? E1000_CTRL_SWDPIN1 : 0; + if (status & E1000_STATUS_LU) + hw->get_link_status = false; + } + } + + /* If we have a copper PHY then we only want to go out to the PHY + * registers to see if Auto-Neg has completed and/or if our link + * status has changed. The get_link_status flag will be set if we + * receive a Link Status Change interrupt or we have Rx Sequence + * Errors. + */ + if ((hw->media_type == e1000_media_type_copper) && hw->get_link_status) { + /* First we want to see if the MII Status Register reports + * link. If so, then we want to get the current speed/duplex + * of the PHY. + * Read the register twice since the link bit is sticky. + */ + ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data); + if (ret_val) + return ret_val; + ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data); + if (ret_val) + return ret_val; + + if (phy_data & MII_SR_LINK_STATUS) { + hw->get_link_status = false; + /* Check if there was DownShift, must be checked immediately after + * link-up */ + e1000_check_downshift(hw); + + /* If we are on 82544 or 82543 silicon and speed/duplex + * are forced to 10H or 10F, then we will implement the polarity + * reversal workaround. We disable interrupts first, and upon + * returning, place the devices interrupt state to its previous + * value except for the link status change interrupt which will + * happen due to the execution of this workaround. + */ + + if ((hw->mac_type == e1000_82544 + || hw->mac_type == e1000_82543) && (!hw->autoneg) + && (hw->forced_speed_duplex == e1000_10_full + || hw->forced_speed_duplex == e1000_10_half)) { + ew32(IMC, 0xffffffff); + ret_val = + e1000_polarity_reversal_workaround(hw); + icr = er32(ICR); + ew32(ICS, (icr & ~E1000_ICS_LSC)); + ew32(IMS, IMS_ENABLE_MASK); + } + + } else { + /* No link detected */ + e1000_config_dsp_after_link_change(hw, false); + return 0; + } + + /* If we are forcing speed/duplex, then we simply return since + * we have already determined whether we have link or not. + */ + if (!hw->autoneg) + return -E1000_ERR_CONFIG; + + /* optimize the dsp settings for the igp phy */ + e1000_config_dsp_after_link_change(hw, true); + + /* We have a M88E1000 PHY and Auto-Neg is enabled. If we + * have Si on board that is 82544 or newer, Auto + * Speed Detection takes care of MAC speed/duplex + * configuration. So we only need to configure Collision + * Distance in the MAC. Otherwise, we need to force + * speed/duplex on the MAC to the current PHY speed/duplex + * settings. + */ + if (hw->mac_type >= e1000_82544) + e1000_config_collision_dist(hw); + else { + ret_val = e1000_config_mac_to_phy(hw); + if (ret_val) { + DEBUGOUT + ("Error configuring MAC to PHY settings\n"); + return ret_val; + } + } + + /* Configure Flow Control now that Auto-Neg has completed. First, we + * need to restore the desired flow control settings because we may + * have had to re-autoneg with a different link partner. + */ + ret_val = e1000_config_fc_after_link_up(hw); + if (ret_val) { + DEBUGOUT("Error configuring flow control\n"); + return ret_val; + } + + /* At this point we know that we are on copper and we have + * auto-negotiated link. These are conditions for checking the link + * partner capability register. We use the link speed to determine if + * TBI compatibility needs to be turned on or off. If the link is not + * at gigabit speed, then TBI compatibility is not needed. If we are + * at gigabit speed, we turn on TBI compatibility. + */ + if (hw->tbi_compatibility_en) { + u16 speed, duplex; + ret_val = + e1000_get_speed_and_duplex(hw, &speed, &duplex); + if (ret_val) { + DEBUGOUT + ("Error getting link speed and duplex\n"); + return ret_val; + } + if (speed != SPEED_1000) { + /* If link speed is not set to gigabit speed, we do not need + * to enable TBI compatibility. + */ + if (hw->tbi_compatibility_on) { + /* If we previously were in the mode, turn it off. */ + rctl = er32(RCTL); + rctl &= ~E1000_RCTL_SBP; + ew32(RCTL, rctl); + hw->tbi_compatibility_on = false; + } + } else { + /* If TBI compatibility is was previously off, turn it on. For + * compatibility with a TBI link partner, we will store bad + * packets. Some frames have an additional byte on the end and + * will look like CRC errors to to the hardware. + */ + if (!hw->tbi_compatibility_on) { + hw->tbi_compatibility_on = true; + rctl = er32(RCTL); + rctl |= E1000_RCTL_SBP; + ew32(RCTL, rctl); + } + } + } + } + + if ((hw->media_type == e1000_media_type_fiber) || + (hw->media_type == e1000_media_type_internal_serdes)) + e1000_check_for_serdes_link_generic(hw); + + return E1000_SUCCESS; } -/****************************************************************************** +/** + * e1000_get_speed_and_duplex + * @hw: Struct containing variables accessed by shared code + * @speed: Speed of the connection + * @duplex: Duplex setting of the connection + * Detects the current speed and duplex settings of the hardware. - * - * hw - Struct containing variables accessed by shared code - * speed - Speed of the connection - * duplex - Duplex setting of the connection - *****************************************************************************/ + */ s32 e1000_get_speed_and_duplex(struct e1000_hw *hw, u16 *speed, u16 *duplex) { - u32 status; - s32 ret_val; - u16 phy_data; - - DEBUGFUNC("e1000_get_speed_and_duplex"); - - if (hw->mac_type >= e1000_82543) { - status = er32(STATUS); - if (status & E1000_STATUS_SPEED_1000) { - *speed = SPEED_1000; - DEBUGOUT("1000 Mbs, "); - } else if (status & E1000_STATUS_SPEED_100) { - *speed = SPEED_100; - DEBUGOUT("100 Mbs, "); - } else { - *speed = SPEED_10; - DEBUGOUT("10 Mbs, "); - } - - if (status & E1000_STATUS_FD) { - *duplex = FULL_DUPLEX; - DEBUGOUT("Full Duplex\n"); - } else { - *duplex = HALF_DUPLEX; - DEBUGOUT(" Half Duplex\n"); - } - } else { - DEBUGOUT("1000 Mbs, Full Duplex\n"); - *speed = SPEED_1000; - *duplex = FULL_DUPLEX; - } - - /* IGP01 PHY may advertise full duplex operation after speed downgrade even - * if it is operating at half duplex. Here we set the duplex settings to - * match the duplex in the link partner's capabilities. - */ - if (hw->phy_type == e1000_phy_igp && hw->speed_downgraded) { - ret_val = e1000_read_phy_reg(hw, PHY_AUTONEG_EXP, &phy_data); - if (ret_val) - return ret_val; - - if (!(phy_data & NWAY_ER_LP_NWAY_CAPS)) - *duplex = HALF_DUPLEX; - else { - ret_val = e1000_read_phy_reg(hw, PHY_LP_ABILITY, &phy_data); - if (ret_val) - return ret_val; - if ((*speed == SPEED_100 && !(phy_data & NWAY_LPAR_100TX_FD_CAPS)) || - (*speed == SPEED_10 && !(phy_data & NWAY_LPAR_10T_FD_CAPS))) - *duplex = HALF_DUPLEX; - } - } - - if ((hw->mac_type == e1000_80003es2lan) && - (hw->media_type == e1000_media_type_copper)) { - if (*speed == SPEED_1000) - ret_val = e1000_configure_kmrn_for_1000(hw); - else - ret_val = e1000_configure_kmrn_for_10_100(hw, *duplex); - if (ret_val) - return ret_val; - } - - if ((hw->phy_type == e1000_phy_igp_3) && (*speed == SPEED_1000)) { - ret_val = e1000_kumeran_lock_loss_workaround(hw); - if (ret_val) - return ret_val; - } - - return E1000_SUCCESS; + u32 status; + s32 ret_val; + u16 phy_data; + + DEBUGFUNC("e1000_get_speed_and_duplex"); + + if (hw->mac_type >= e1000_82543) { + status = er32(STATUS); + if (status & E1000_STATUS_SPEED_1000) { + *speed = SPEED_1000; + DEBUGOUT("1000 Mbs, "); + } else if (status & E1000_STATUS_SPEED_100) { + *speed = SPEED_100; + DEBUGOUT("100 Mbs, "); + } else { + *speed = SPEED_10; + DEBUGOUT("10 Mbs, "); + } + + if (status & E1000_STATUS_FD) { + *duplex = FULL_DUPLEX; + DEBUGOUT("Full Duplex\n"); + } else { + *duplex = HALF_DUPLEX; + DEBUGOUT(" Half Duplex\n"); + } + } else { + DEBUGOUT("1000 Mbs, Full Duplex\n"); + *speed = SPEED_1000; + *duplex = FULL_DUPLEX; + } + + /* IGP01 PHY may advertise full duplex operation after speed downgrade even + * if it is operating at half duplex. Here we set the duplex settings to + * match the duplex in the link partner's capabilities. + */ + if (hw->phy_type == e1000_phy_igp && hw->speed_downgraded) { + ret_val = e1000_read_phy_reg(hw, PHY_AUTONEG_EXP, &phy_data); + if (ret_val) + return ret_val; + + if (!(phy_data & NWAY_ER_LP_NWAY_CAPS)) + *duplex = HALF_DUPLEX; + else { + ret_val = + e1000_read_phy_reg(hw, PHY_LP_ABILITY, &phy_data); + if (ret_val) + return ret_val; + if ((*speed == SPEED_100 + && !(phy_data & NWAY_LPAR_100TX_FD_CAPS)) + || (*speed == SPEED_10 + && !(phy_data & NWAY_LPAR_10T_FD_CAPS))) + *duplex = HALF_DUPLEX; + } + } + + return E1000_SUCCESS; } -/****************************************************************************** -* Blocks until autoneg completes or times out (~4.5 seconds) -* -* hw - Struct containing variables accessed by shared code -******************************************************************************/ +/** + * e1000_wait_autoneg + * @hw: Struct containing variables accessed by shared code + * + * Blocks until autoneg completes or times out (~4.5 seconds) + */ static s32 e1000_wait_autoneg(struct e1000_hw *hw) { - s32 ret_val; - u16 i; - u16 phy_data; - - DEBUGFUNC("e1000_wait_autoneg"); - DEBUGOUT("Waiting for Auto-Neg to complete.\n"); - - /* We will wait for autoneg to complete or 4.5 seconds to expire. */ - for (i = PHY_AUTO_NEG_TIME; i > 0; i--) { - /* Read the MII Status Register and wait for Auto-Neg - * Complete bit to be set. - */ - ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data); - if (ret_val) - return ret_val; - ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data); - if (ret_val) - return ret_val; - if (phy_data & MII_SR_AUTONEG_COMPLETE) { - return E1000_SUCCESS; - } - msleep(100); - } - return E1000_SUCCESS; + s32 ret_val; + u16 i; + u16 phy_data; + + DEBUGFUNC("e1000_wait_autoneg"); + DEBUGOUT("Waiting for Auto-Neg to complete.\n"); + + /* We will wait for autoneg to complete or 4.5 seconds to expire. */ + for (i = PHY_AUTO_NEG_TIME; i > 0; i--) { + /* Read the MII Status Register and wait for Auto-Neg + * Complete bit to be set. + */ + ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data); + if (ret_val) + return ret_val; + ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data); + if (ret_val) + return ret_val; + if (phy_data & MII_SR_AUTONEG_COMPLETE) { + return E1000_SUCCESS; + } + msleep(100); + } + return E1000_SUCCESS; } -/****************************************************************************** -* Raises the Management Data Clock -* -* hw - Struct containing variables accessed by shared code -* ctrl - Device control register's current value -******************************************************************************/ +/** + * e1000_raise_mdi_clk - Raises the Management Data Clock + * @hw: Struct containing variables accessed by shared code + * @ctrl: Device control register's current value + */ static void e1000_raise_mdi_clk(struct e1000_hw *hw, u32 *ctrl) { - /* Raise the clock input to the Management Data Clock (by setting the MDC - * bit), and then delay 10 microseconds. - */ - ew32(CTRL, (*ctrl | E1000_CTRL_MDC)); - E1000_WRITE_FLUSH(); - udelay(10); + /* Raise the clock input to the Management Data Clock (by setting the MDC + * bit), and then delay 10 microseconds. + */ + ew32(CTRL, (*ctrl | E1000_CTRL_MDC)); + E1000_WRITE_FLUSH(); + udelay(10); } -/****************************************************************************** -* Lowers the Management Data Clock -* -* hw - Struct containing variables accessed by shared code -* ctrl - Device control register's current value -******************************************************************************/ +/** + * e1000_lower_mdi_clk - Lowers the Management Data Clock + * @hw: Struct containing variables accessed by shared code + * @ctrl: Device control register's current value + */ static void e1000_lower_mdi_clk(struct e1000_hw *hw, u32 *ctrl) { - /* Lower the clock input to the Management Data Clock (by clearing the MDC - * bit), and then delay 10 microseconds. - */ - ew32(CTRL, (*ctrl & ~E1000_CTRL_MDC)); - E1000_WRITE_FLUSH(); - udelay(10); + /* Lower the clock input to the Management Data Clock (by clearing the MDC + * bit), and then delay 10 microseconds. + */ + ew32(CTRL, (*ctrl & ~E1000_CTRL_MDC)); + E1000_WRITE_FLUSH(); + udelay(10); } -/****************************************************************************** -* Shifts data bits out to the PHY -* -* hw - Struct containing variables accessed by shared code -* data - Data to send out to the PHY -* count - Number of bits to shift out -* -* Bits are shifted out in MSB to LSB order. -******************************************************************************/ +/** + * e1000_shift_out_mdi_bits - Shifts data bits out to the PHY + * @hw: Struct containing variables accessed by shared code + * @data: Data to send out to the PHY + * @count: Number of bits to shift out + * + * Bits are shifted out in MSB to LSB order. + */ static void e1000_shift_out_mdi_bits(struct e1000_hw *hw, u32 data, u16 count) { - u32 ctrl; - u32 mask; - - /* We need to shift "count" number of bits out to the PHY. So, the value - * in the "data" parameter will be shifted out to the PHY one bit at a - * time. In order to do this, "data" must be broken down into bits. - */ - mask = 0x01; - mask <<= (count - 1); - - ctrl = er32(CTRL); - - /* Set MDIO_DIR and MDC_DIR direction bits to be used as output pins. */ - ctrl |= (E1000_CTRL_MDIO_DIR | E1000_CTRL_MDC_DIR); - - while (mask) { - /* A "1" is shifted out to the PHY by setting the MDIO bit to "1" and - * then raising and lowering the Management Data Clock. A "0" is - * shifted out to the PHY by setting the MDIO bit to "0" and then - * raising and lowering the clock. - */ - if (data & mask) - ctrl |= E1000_CTRL_MDIO; - else - ctrl &= ~E1000_CTRL_MDIO; - - ew32(CTRL, ctrl); - E1000_WRITE_FLUSH(); - - udelay(10); - - e1000_raise_mdi_clk(hw, &ctrl); - e1000_lower_mdi_clk(hw, &ctrl); - - mask = mask >> 1; - } -} - -/****************************************************************************** -* Shifts data bits in from the PHY -* -* hw - Struct containing variables accessed by shared code -* -* Bits are shifted in in MSB to LSB order. -******************************************************************************/ -static u16 e1000_shift_in_mdi_bits(struct e1000_hw *hw) -{ - u32 ctrl; - u16 data = 0; - u8 i; - - /* In order to read a register from the PHY, we need to shift in a total - * of 18 bits from the PHY. The first two bit (turnaround) times are used - * to avoid contention on the MDIO pin when a read operation is performed. - * These two bits are ignored by us and thrown away. Bits are "shifted in" - * by raising the input to the Management Data Clock (setting the MDC bit), - * and then reading the value of the MDIO bit. - */ - ctrl = er32(CTRL); - - /* Clear MDIO_DIR (SWDPIO1) to indicate this bit is to be used as input. */ - ctrl &= ~E1000_CTRL_MDIO_DIR; - ctrl &= ~E1000_CTRL_MDIO; - - ew32(CTRL, ctrl); - E1000_WRITE_FLUSH(); - - /* Raise and Lower the clock before reading in the data. This accounts for - * the turnaround bits. The first clock occurred when we clocked out the - * last bit of the Register Address. - */ - e1000_raise_mdi_clk(hw, &ctrl); - e1000_lower_mdi_clk(hw, &ctrl); - - for (data = 0, i = 0; i < 16; i++) { - data = data << 1; - e1000_raise_mdi_clk(hw, &ctrl); - ctrl = er32(CTRL); - /* Check to see if we shifted in a "1". */ - if (ctrl & E1000_CTRL_MDIO) - data |= 1; - e1000_lower_mdi_clk(hw, &ctrl); - } - - e1000_raise_mdi_clk(hw, &ctrl); - e1000_lower_mdi_clk(hw, &ctrl); - - return data; -} - -static s32 e1000_swfw_sync_acquire(struct e1000_hw *hw, u16 mask) -{ - u32 swfw_sync = 0; - u32 swmask = mask; - u32 fwmask = mask << 16; - s32 timeout = 200; + u32 ctrl; + u32 mask; - DEBUGFUNC("e1000_swfw_sync_acquire"); - - if (hw->swfwhw_semaphore_present) - return e1000_get_software_flag(hw); + /* We need to shift "count" number of bits out to the PHY. So, the value + * in the "data" parameter will be shifted out to the PHY one bit at a + * time. In order to do this, "data" must be broken down into bits. + */ + mask = 0x01; + mask <<= (count - 1); - if (!hw->swfw_sync_present) - return e1000_get_hw_eeprom_semaphore(hw); + ctrl = er32(CTRL); - while (timeout) { - if (e1000_get_hw_eeprom_semaphore(hw)) - return -E1000_ERR_SWFW_SYNC; + /* Set MDIO_DIR and MDC_DIR direction bits to be used as output pins. */ + ctrl |= (E1000_CTRL_MDIO_DIR | E1000_CTRL_MDC_DIR); - swfw_sync = er32(SW_FW_SYNC); - if (!(swfw_sync & (fwmask | swmask))) { - break; - } + while (mask) { + /* A "1" is shifted out to the PHY by setting the MDIO bit to "1" and + * then raising and lowering the Management Data Clock. A "0" is + * shifted out to the PHY by setting the MDIO bit to "0" and then + * raising and lowering the clock. + */ + if (data & mask) + ctrl |= E1000_CTRL_MDIO; + else + ctrl &= ~E1000_CTRL_MDIO; - /* firmware currently using resource (fwmask) */ - /* or other software thread currently using resource (swmask) */ - e1000_put_hw_eeprom_semaphore(hw); - mdelay(5); - timeout--; - } + ew32(CTRL, ctrl); + E1000_WRITE_FLUSH(); - if (!timeout) { - DEBUGOUT("Driver can't access resource, SW_FW_SYNC timeout.\n"); - return -E1000_ERR_SWFW_SYNC; - } + udelay(10); - swfw_sync |= swmask; - ew32(SW_FW_SYNC, swfw_sync); + e1000_raise_mdi_clk(hw, &ctrl); + e1000_lower_mdi_clk(hw, &ctrl); - e1000_put_hw_eeprom_semaphore(hw); - return E1000_SUCCESS; + mask = mask >> 1; + } } -static void e1000_swfw_sync_release(struct e1000_hw *hw, u16 mask) +/** + * e1000_shift_in_mdi_bits - Shifts data bits in from the PHY + * @hw: Struct containing variables accessed by shared code + * + * Bits are shifted in in MSB to LSB order. + */ +static u16 e1000_shift_in_mdi_bits(struct e1000_hw *hw) { - u32 swfw_sync; - u32 swmask = mask; + u32 ctrl; + u16 data = 0; + u8 i; - DEBUGFUNC("e1000_swfw_sync_release"); + /* In order to read a register from the PHY, we need to shift in a total + * of 18 bits from the PHY. The first two bit (turnaround) times are used + * to avoid contention on the MDIO pin when a read operation is performed. + * These two bits are ignored by us and thrown away. Bits are "shifted in" + * by raising the input to the Management Data Clock (setting the MDC bit), + * and then reading the value of the MDIO bit. + */ + ctrl = er32(CTRL); - if (hw->swfwhw_semaphore_present) { - e1000_release_software_flag(hw); - return; - } + /* Clear MDIO_DIR (SWDPIO1) to indicate this bit is to be used as input. */ + ctrl &= ~E1000_CTRL_MDIO_DIR; + ctrl &= ~E1000_CTRL_MDIO; - if (!hw->swfw_sync_present) { - e1000_put_hw_eeprom_semaphore(hw); - return; - } + ew32(CTRL, ctrl); + E1000_WRITE_FLUSH(); - /* if (e1000_get_hw_eeprom_semaphore(hw)) - * return -E1000_ERR_SWFW_SYNC; */ - while (e1000_get_hw_eeprom_semaphore(hw) != E1000_SUCCESS); - /* empty */ + /* Raise and Lower the clock before reading in the data. This accounts for + * the turnaround bits. The first clock occurred when we clocked out the + * last bit of the Register Address. + */ + e1000_raise_mdi_clk(hw, &ctrl); + e1000_lower_mdi_clk(hw, &ctrl); + + for (data = 0, i = 0; i < 16; i++) { + data = data << 1; + e1000_raise_mdi_clk(hw, &ctrl); + ctrl = er32(CTRL); + /* Check to see if we shifted in a "1". */ + if (ctrl & E1000_CTRL_MDIO) + data |= 1; + e1000_lower_mdi_clk(hw, &ctrl); + } - swfw_sync = er32(SW_FW_SYNC); - swfw_sync &= ~swmask; - ew32(SW_FW_SYNC, swfw_sync); + e1000_raise_mdi_clk(hw, &ctrl); + e1000_lower_mdi_clk(hw, &ctrl); - e1000_put_hw_eeprom_semaphore(hw); + return data; } -/***************************************************************************** -* Reads the value from a PHY register, if the value is on a specific non zero -* page, sets the page first. -* hw - Struct containing variables accessed by shared code -* reg_addr - address of the PHY register to read -******************************************************************************/ + +/** + * e1000_read_phy_reg - read a phy register + * @hw: Struct containing variables accessed by shared code + * @reg_addr: address of the PHY register to read + * + * Reads the value from a PHY register, if the value is on a specific non zero + * page, sets the page first. + */ s32 e1000_read_phy_reg(struct e1000_hw *hw, u32 reg_addr, u16 *phy_data) { - u32 ret_val; - u16 swfw; - - DEBUGFUNC("e1000_read_phy_reg"); - - if ((hw->mac_type == e1000_80003es2lan) && - (er32(STATUS) & E1000_STATUS_FUNC_1)) { - swfw = E1000_SWFW_PHY1_SM; - } else { - swfw = E1000_SWFW_PHY0_SM; - } - if (e1000_swfw_sync_acquire(hw, swfw)) - return -E1000_ERR_SWFW_SYNC; - - if ((hw->phy_type == e1000_phy_igp || - hw->phy_type == e1000_phy_igp_3 || - hw->phy_type == e1000_phy_igp_2) && - (reg_addr > MAX_PHY_MULTI_PAGE_REG)) { - ret_val = e1000_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT, - (u16)reg_addr); - if (ret_val) { - e1000_swfw_sync_release(hw, swfw); - return ret_val; - } - } else if (hw->phy_type == e1000_phy_gg82563) { - if (((reg_addr & MAX_PHY_REG_ADDRESS) > MAX_PHY_MULTI_PAGE_REG) || - (hw->mac_type == e1000_80003es2lan)) { - /* Select Configuration Page */ - if ((reg_addr & MAX_PHY_REG_ADDRESS) < GG82563_MIN_ALT_REG) { - ret_val = e1000_write_phy_reg_ex(hw, GG82563_PHY_PAGE_SELECT, - (u16)((u16)reg_addr >> GG82563_PAGE_SHIFT)); - } else { - /* Use Alternative Page Select register to access - * registers 30 and 31 - */ - ret_val = e1000_write_phy_reg_ex(hw, - GG82563_PHY_PAGE_SELECT_ALT, - (u16)((u16)reg_addr >> GG82563_PAGE_SHIFT)); - } - - if (ret_val) { - e1000_swfw_sync_release(hw, swfw); - return ret_val; - } - } - } - - ret_val = e1000_read_phy_reg_ex(hw, MAX_PHY_REG_ADDRESS & reg_addr, - phy_data); - - e1000_swfw_sync_release(hw, swfw); - return ret_val; + u32 ret_val; + + DEBUGFUNC("e1000_read_phy_reg"); + + if ((hw->phy_type == e1000_phy_igp) && + (reg_addr > MAX_PHY_MULTI_PAGE_REG)) { + ret_val = e1000_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT, + (u16) reg_addr); + if (ret_val) + return ret_val; + } + + ret_val = e1000_read_phy_reg_ex(hw, MAX_PHY_REG_ADDRESS & reg_addr, + phy_data); + + return ret_val; } static s32 e1000_read_phy_reg_ex(struct e1000_hw *hw, u32 reg_addr, u16 *phy_data) { - u32 i; - u32 mdic = 0; - const u32 phy_addr = 1; - - DEBUGFUNC("e1000_read_phy_reg_ex"); - - if (reg_addr > MAX_PHY_REG_ADDRESS) { - DEBUGOUT1("PHY Address %d is out of range\n", reg_addr); - return -E1000_ERR_PARAM; - } - - if (hw->mac_type > e1000_82543) { - /* Set up Op-code, Phy Address, and register address in the MDI - * Control register. The MAC will take care of interfacing with the - * PHY to retrieve the desired data. - */ - mdic = ((reg_addr << E1000_MDIC_REG_SHIFT) | - (phy_addr << E1000_MDIC_PHY_SHIFT) | - (E1000_MDIC_OP_READ)); - - ew32(MDIC, mdic); - - /* Poll the ready bit to see if the MDI read completed */ - for (i = 0; i < 64; i++) { - udelay(50); - mdic = er32(MDIC); - if (mdic & E1000_MDIC_READY) break; - } - if (!(mdic & E1000_MDIC_READY)) { - DEBUGOUT("MDI Read did not complete\n"); - return -E1000_ERR_PHY; - } - if (mdic & E1000_MDIC_ERROR) { - DEBUGOUT("MDI Error\n"); - return -E1000_ERR_PHY; - } - *phy_data = (u16)mdic; - } else { - /* We must first send a preamble through the MDIO pin to signal the - * beginning of an MII instruction. This is done by sending 32 - * consecutive "1" bits. - */ - e1000_shift_out_mdi_bits(hw, PHY_PREAMBLE, PHY_PREAMBLE_SIZE); - - /* Now combine the next few fields that are required for a read - * operation. We use this method instead of calling the - * e1000_shift_out_mdi_bits routine five different times. The format of - * a MII read instruction consists of a shift out of 14 bits and is - * defined as follows: - * <Preamble><SOF><Op Code><Phy Addr><Reg Addr> - * followed by a shift in of 18 bits. This first two bits shifted in - * are TurnAround bits used to avoid contention on the MDIO pin when a - * READ operation is performed. These two bits are thrown away - * followed by a shift in of 16 bits which contains the desired data. - */ - mdic = ((reg_addr) | (phy_addr << 5) | - (PHY_OP_READ << 10) | (PHY_SOF << 12)); - - e1000_shift_out_mdi_bits(hw, mdic, 14); - - /* Now that we've shifted out the read command to the MII, we need to - * "shift in" the 16-bit value (18 total bits) of the requested PHY - * register address. - */ - *phy_data = e1000_shift_in_mdi_bits(hw); - } - return E1000_SUCCESS; + u32 i; + u32 mdic = 0; + const u32 phy_addr = 1; + + DEBUGFUNC("e1000_read_phy_reg_ex"); + + if (reg_addr > MAX_PHY_REG_ADDRESS) { + DEBUGOUT1("PHY Address %d is out of range\n", reg_addr); + return -E1000_ERR_PARAM; + } + + if (hw->mac_type > e1000_82543) { + /* Set up Op-code, Phy Address, and register address in the MDI + * Control register. The MAC will take care of interfacing with the + * PHY to retrieve the desired data. + */ + mdic = ((reg_addr << E1000_MDIC_REG_SHIFT) | + (phy_addr << E1000_MDIC_PHY_SHIFT) | + (E1000_MDIC_OP_READ)); + + ew32(MDIC, mdic); + + /* Poll the ready bit to see if the MDI read completed */ + for (i = 0; i < 64; i++) { + udelay(50); + mdic = er32(MDIC); + if (mdic & E1000_MDIC_READY) + break; + } + if (!(mdic & E1000_MDIC_READY)) { + DEBUGOUT("MDI Read did not complete\n"); + return -E1000_ERR_PHY; + } + if (mdic & E1000_MDIC_ERROR) { + DEBUGOUT("MDI Error\n"); + return -E1000_ERR_PHY; + } + *phy_data = (u16) mdic; + } else { + /* We must first send a preamble through the MDIO pin to signal the + * beginning of an MII instruction. This is done by sending 32 + * consecutive "1" bits. + */ + e1000_shift_out_mdi_bits(hw, PHY_PREAMBLE, PHY_PREAMBLE_SIZE); + + /* Now combine the next few fields that are required for a read + * operation. We use this method instead of calling the + * e1000_shift_out_mdi_bits routine five different times. The format of + * a MII read instruction consists of a shift out of 14 bits and is + * defined as follows: + * <Preamble><SOF><Op Code><Phy Addr><Reg Addr> + * followed by a shift in of 18 bits. This first two bits shifted in + * are TurnAround bits used to avoid contention on the MDIO pin when a + * READ operation is performed. These two bits are thrown away + * followed by a shift in of 16 bits which contains the desired data. + */ + mdic = ((reg_addr) | (phy_addr << 5) | + (PHY_OP_READ << 10) | (PHY_SOF << 12)); + + e1000_shift_out_mdi_bits(hw, mdic, 14); + + /* Now that we've shifted out the read command to the MII, we need to + * "shift in" the 16-bit value (18 total bits) of the requested PHY + * register address. + */ + *phy_data = e1000_shift_in_mdi_bits(hw); + } + return E1000_SUCCESS; } -/****************************************************************************** -* Writes a value to a PHY register -* -* hw - Struct containing variables accessed by shared code -* reg_addr - address of the PHY register to write -* data - data to write to the PHY -******************************************************************************/ +/** + * e1000_write_phy_reg - write a phy register + * + * @hw: Struct containing variables accessed by shared code + * @reg_addr: address of the PHY register to write + * @data: data to write to the PHY + + * Writes a value to a PHY register + */ s32 e1000_write_phy_reg(struct e1000_hw *hw, u32 reg_addr, u16 phy_data) { - u32 ret_val; - u16 swfw; - - DEBUGFUNC("e1000_write_phy_reg"); - - if ((hw->mac_type == e1000_80003es2lan) && - (er32(STATUS) & E1000_STATUS_FUNC_1)) { - swfw = E1000_SWFW_PHY1_SM; - } else { - swfw = E1000_SWFW_PHY0_SM; - } - if (e1000_swfw_sync_acquire(hw, swfw)) - return -E1000_ERR_SWFW_SYNC; - - if ((hw->phy_type == e1000_phy_igp || - hw->phy_type == e1000_phy_igp_3 || - hw->phy_type == e1000_phy_igp_2) && - (reg_addr > MAX_PHY_MULTI_PAGE_REG)) { - ret_val = e1000_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT, - (u16)reg_addr); - if (ret_val) { - e1000_swfw_sync_release(hw, swfw); - return ret_val; - } - } else if (hw->phy_type == e1000_phy_gg82563) { - if (((reg_addr & MAX_PHY_REG_ADDRESS) > MAX_PHY_MULTI_PAGE_REG) || - (hw->mac_type == e1000_80003es2lan)) { - /* Select Configuration Page */ - if ((reg_addr & MAX_PHY_REG_ADDRESS) < GG82563_MIN_ALT_REG) { - ret_val = e1000_write_phy_reg_ex(hw, GG82563_PHY_PAGE_SELECT, - (u16)((u16)reg_addr >> GG82563_PAGE_SHIFT)); - } else { - /* Use Alternative Page Select register to access - * registers 30 and 31 - */ - ret_val = e1000_write_phy_reg_ex(hw, - GG82563_PHY_PAGE_SELECT_ALT, - (u16)((u16)reg_addr >> GG82563_PAGE_SHIFT)); - } - - if (ret_val) { - e1000_swfw_sync_release(hw, swfw); - return ret_val; - } - } - } - - ret_val = e1000_write_phy_reg_ex(hw, MAX_PHY_REG_ADDRESS & reg_addr, - phy_data); - - e1000_swfw_sync_release(hw, swfw); - return ret_val; + u32 ret_val; + + DEBUGFUNC("e1000_write_phy_reg"); + + if ((hw->phy_type == e1000_phy_igp) && + (reg_addr > MAX_PHY_MULTI_PAGE_REG)) { + ret_val = e1000_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT, + (u16) reg_addr); + if (ret_val) + return ret_val; + } + + ret_val = e1000_write_phy_reg_ex(hw, MAX_PHY_REG_ADDRESS & reg_addr, + phy_data); + + return ret_val; } static s32 e1000_write_phy_reg_ex(struct e1000_hw *hw, u32 reg_addr, u16 phy_data) { - u32 i; - u32 mdic = 0; - const u32 phy_addr = 1; - - DEBUGFUNC("e1000_write_phy_reg_ex"); - - if (reg_addr > MAX_PHY_REG_ADDRESS) { - DEBUGOUT1("PHY Address %d is out of range\n", reg_addr); - return -E1000_ERR_PARAM; - } - - if (hw->mac_type > e1000_82543) { - /* Set up Op-code, Phy Address, register address, and data intended - * for the PHY register in the MDI Control register. The MAC will take - * care of interfacing with the PHY to send the desired data. - */ - mdic = (((u32)phy_data) | - (reg_addr << E1000_MDIC_REG_SHIFT) | - (phy_addr << E1000_MDIC_PHY_SHIFT) | - (E1000_MDIC_OP_WRITE)); - - ew32(MDIC, mdic); - - /* Poll the ready bit to see if the MDI read completed */ - for (i = 0; i < 641; i++) { - udelay(5); - mdic = er32(MDIC); - if (mdic & E1000_MDIC_READY) break; - } - if (!(mdic & E1000_MDIC_READY)) { - DEBUGOUT("MDI Write did not complete\n"); - return -E1000_ERR_PHY; - } - } else { - /* We'll need to use the SW defined pins to shift the write command - * out to the PHY. We first send a preamble to the PHY to signal the - * beginning of the MII instruction. This is done by sending 32 - * consecutive "1" bits. - */ - e1000_shift_out_mdi_bits(hw, PHY_PREAMBLE, PHY_PREAMBLE_SIZE); - - /* Now combine the remaining required fields that will indicate a - * write operation. We use this method instead of calling the - * e1000_shift_out_mdi_bits routine for each field in the command. The - * format of a MII write instruction is as follows: - * <Preamble><SOF><Op Code><Phy Addr><Reg Addr><Turnaround><Data>. - */ - mdic = ((PHY_TURNAROUND) | (reg_addr << 2) | (phy_addr << 7) | - (PHY_OP_WRITE << 12) | (PHY_SOF << 14)); - mdic <<= 16; - mdic |= (u32)phy_data; - - e1000_shift_out_mdi_bits(hw, mdic, 32); - } - - return E1000_SUCCESS; -} + u32 i; + u32 mdic = 0; + const u32 phy_addr = 1; -static s32 e1000_read_kmrn_reg(struct e1000_hw *hw, u32 reg_addr, u16 *data) -{ - u32 reg_val; - u16 swfw; - DEBUGFUNC("e1000_read_kmrn_reg"); - - if ((hw->mac_type == e1000_80003es2lan) && - (er32(STATUS) & E1000_STATUS_FUNC_1)) { - swfw = E1000_SWFW_PHY1_SM; - } else { - swfw = E1000_SWFW_PHY0_SM; - } - if (e1000_swfw_sync_acquire(hw, swfw)) - return -E1000_ERR_SWFW_SYNC; - - /* Write register address */ - reg_val = ((reg_addr << E1000_KUMCTRLSTA_OFFSET_SHIFT) & - E1000_KUMCTRLSTA_OFFSET) | - E1000_KUMCTRLSTA_REN; - ew32(KUMCTRLSTA, reg_val); - udelay(2); - - /* Read the data returned */ - reg_val = er32(KUMCTRLSTA); - *data = (u16)reg_val; - - e1000_swfw_sync_release(hw, swfw); - return E1000_SUCCESS; -} + DEBUGFUNC("e1000_write_phy_reg_ex"); -static s32 e1000_write_kmrn_reg(struct e1000_hw *hw, u32 reg_addr, u16 data) -{ - u32 reg_val; - u16 swfw; - DEBUGFUNC("e1000_write_kmrn_reg"); - - if ((hw->mac_type == e1000_80003es2lan) && - (er32(STATUS) & E1000_STATUS_FUNC_1)) { - swfw = E1000_SWFW_PHY1_SM; - } else { - swfw = E1000_SWFW_PHY0_SM; - } - if (e1000_swfw_sync_acquire(hw, swfw)) - return -E1000_ERR_SWFW_SYNC; - - reg_val = ((reg_addr << E1000_KUMCTRLSTA_OFFSET_SHIFT) & - E1000_KUMCTRLSTA_OFFSET) | data; - ew32(KUMCTRLSTA, reg_val); - udelay(2); - - e1000_swfw_sync_release(hw, swfw); - return E1000_SUCCESS; + if (reg_addr > MAX_PHY_REG_ADDRESS) { + DEBUGOUT1("PHY Address %d is out of range\n", reg_addr); + return -E1000_ERR_PARAM; + } + + if (hw->mac_type > e1000_82543) { + /* Set up Op-code, Phy Address, register address, and data intended + * for the PHY register in the MDI Control register. The MAC will take + * care of interfacing with the PHY to send the desired data. + */ + mdic = (((u32) phy_data) | + (reg_addr << E1000_MDIC_REG_SHIFT) | + (phy_addr << E1000_MDIC_PHY_SHIFT) | + (E1000_MDIC_OP_WRITE)); + + ew32(MDIC, mdic); + + /* Poll the ready bit to see if the MDI read completed */ + for (i = 0; i < 641; i++) { + udelay(5); + mdic = er32(MDIC); + if (mdic & E1000_MDIC_READY) + break; + } + if (!(mdic & E1000_MDIC_READY)) { + DEBUGOUT("MDI Write did not complete\n"); + return -E1000_ERR_PHY; + } + } else { + /* We'll need to use the SW defined pins to shift the write command + * out to the PHY. We first send a preamble to the PHY to signal the + * beginning of the MII instruction. This is done by sending 32 + * consecutive "1" bits. + */ + e1000_shift_out_mdi_bits(hw, PHY_PREAMBLE, PHY_PREAMBLE_SIZE); + + /* Now combine the remaining required fields that will indicate a + * write operation. We use this method instead of calling the + * e1000_shift_out_mdi_bits routine for each field in the command. The + * format of a MII write instruction is as follows: + * <Preamble><SOF><Op Code><Phy Addr><Reg Addr><Turnaround><Data>. + */ + mdic = ((PHY_TURNAROUND) | (reg_addr << 2) | (phy_addr << 7) | + (PHY_OP_WRITE << 12) | (PHY_SOF << 14)); + mdic <<= 16; + mdic |= (u32) phy_data; + + e1000_shift_out_mdi_bits(hw, mdic, 32); + } + + return E1000_SUCCESS; } -/****************************************************************************** -* Returns the PHY to the power-on reset state -* -* hw - Struct containing variables accessed by shared code -******************************************************************************/ +/** + * e1000_phy_hw_reset - reset the phy, hardware style + * @hw: Struct containing variables accessed by shared code + * + * Returns the PHY to the power-on reset state + */ s32 e1000_phy_hw_reset(struct e1000_hw *hw) { - u32 ctrl, ctrl_ext; - u32 led_ctrl; - s32 ret_val; - u16 swfw; - - DEBUGFUNC("e1000_phy_hw_reset"); - - /* In the case of the phy reset being blocked, it's not an error, we - * simply return success without performing the reset. */ - ret_val = e1000_check_phy_reset_block(hw); - if (ret_val) - return E1000_SUCCESS; - - DEBUGOUT("Resetting Phy...\n"); - - if (hw->mac_type > e1000_82543) { - if ((hw->mac_type == e1000_80003es2lan) && - (er32(STATUS) & E1000_STATUS_FUNC_1)) { - swfw = E1000_SWFW_PHY1_SM; - } else { - swfw = E1000_SWFW_PHY0_SM; - } - if (e1000_swfw_sync_acquire(hw, swfw)) { - DEBUGOUT("Unable to acquire swfw sync\n"); - return -E1000_ERR_SWFW_SYNC; - } - /* Read the device control register and assert the E1000_CTRL_PHY_RST - * bit. Then, take it out of reset. - * For pre-e1000_82571 hardware, we delay for 10ms between the assert - * and deassert. For e1000_82571 hardware and later, we instead delay - * for 50us between and 10ms after the deassertion. - */ - ctrl = er32(CTRL); - ew32(CTRL, ctrl | E1000_CTRL_PHY_RST); - E1000_WRITE_FLUSH(); - - if (hw->mac_type < e1000_82571) - msleep(10); - else - udelay(100); - - ew32(CTRL, ctrl); - E1000_WRITE_FLUSH(); - - if (hw->mac_type >= e1000_82571) - mdelay(10); - - e1000_swfw_sync_release(hw, swfw); - } else { - /* Read the Extended Device Control Register, assert the PHY_RESET_DIR - * bit to put the PHY into reset. Then, take it out of reset. - */ - ctrl_ext = er32(CTRL_EXT); - ctrl_ext |= E1000_CTRL_EXT_SDP4_DIR; - ctrl_ext &= ~E1000_CTRL_EXT_SDP4_DATA; - ew32(CTRL_EXT, ctrl_ext); - E1000_WRITE_FLUSH(); - msleep(10); - ctrl_ext |= E1000_CTRL_EXT_SDP4_DATA; - ew32(CTRL_EXT, ctrl_ext); - E1000_WRITE_FLUSH(); - } - udelay(150); - - if ((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) { - /* Configure activity LED after PHY reset */ - led_ctrl = er32(LEDCTL); - led_ctrl &= IGP_ACTIVITY_LED_MASK; - led_ctrl |= (IGP_ACTIVITY_LED_ENABLE | IGP_LED3_MODE); - ew32(LEDCTL, led_ctrl); - } - - /* Wait for FW to finish PHY configuration. */ - ret_val = e1000_get_phy_cfg_done(hw); - if (ret_val != E1000_SUCCESS) - return ret_val; - e1000_release_software_semaphore(hw); - - if ((hw->mac_type == e1000_ich8lan) && (hw->phy_type == e1000_phy_igp_3)) - ret_val = e1000_init_lcd_from_nvm(hw); - - return ret_val; + u32 ctrl, ctrl_ext; + u32 led_ctrl; + s32 ret_val; + + DEBUGFUNC("e1000_phy_hw_reset"); + + DEBUGOUT("Resetting Phy...\n"); + + if (hw->mac_type > e1000_82543) { + /* Read the device control register and assert the E1000_CTRL_PHY_RST + * bit. Then, take it out of reset. + * For e1000 hardware, we delay for 10ms between the assert + * and deassert. + */ + ctrl = er32(CTRL); + ew32(CTRL, ctrl | E1000_CTRL_PHY_RST); + E1000_WRITE_FLUSH(); + + msleep(10); + + ew32(CTRL, ctrl); + E1000_WRITE_FLUSH(); + + } else { + /* Read the Extended Device Control Register, assert the PHY_RESET_DIR + * bit to put the PHY into reset. Then, take it out of reset. + */ + ctrl_ext = er32(CTRL_EXT); + ctrl_ext |= E1000_CTRL_EXT_SDP4_DIR; + ctrl_ext &= ~E1000_CTRL_EXT_SDP4_DATA; + ew32(CTRL_EXT, ctrl_ext); + E1000_WRITE_FLUSH(); + msleep(10); + ctrl_ext |= E1000_CTRL_EXT_SDP4_DATA; + ew32(CTRL_EXT, ctrl_ext); + E1000_WRITE_FLUSH(); + } + udelay(150); + + if ((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) { + /* Configure activity LED after PHY reset */ + led_ctrl = er32(LEDCTL); + led_ctrl &= IGP_ACTIVITY_LED_MASK; + led_ctrl |= (IGP_ACTIVITY_LED_ENABLE | IGP_LED3_MODE); + ew32(LEDCTL, led_ctrl); + } + + /* Wait for FW to finish PHY configuration. */ + ret_val = e1000_get_phy_cfg_done(hw); + if (ret_val != E1000_SUCCESS) + return ret_val; + + return ret_val; } -/****************************************************************************** -* Resets the PHY -* -* hw - Struct containing variables accessed by shared code -* -* Sets bit 15 of the MII Control register -******************************************************************************/ +/** + * e1000_phy_reset - reset the phy to commit settings + * @hw: Struct containing variables accessed by shared code + * + * Resets the PHY + * Sets bit 15 of the MII Control register + */ s32 e1000_phy_reset(struct e1000_hw *hw) { - s32 ret_val; - u16 phy_data; - - DEBUGFUNC("e1000_phy_reset"); - - /* In the case of the phy reset being blocked, it's not an error, we - * simply return success without performing the reset. */ - ret_val = e1000_check_phy_reset_block(hw); - if (ret_val) - return E1000_SUCCESS; - - switch (hw->phy_type) { - case e1000_phy_igp: - case e1000_phy_igp_2: - case e1000_phy_igp_3: - case e1000_phy_ife: - ret_val = e1000_phy_hw_reset(hw); - if (ret_val) - return ret_val; - break; - default: - ret_val = e1000_read_phy_reg(hw, PHY_CTRL, &phy_data); - if (ret_val) - return ret_val; - - phy_data |= MII_CR_RESET; - ret_val = e1000_write_phy_reg(hw, PHY_CTRL, phy_data); - if (ret_val) - return ret_val; - - udelay(1); - break; - } - - if (hw->phy_type == e1000_phy_igp || hw->phy_type == e1000_phy_igp_2) - e1000_phy_init_script(hw); - - return E1000_SUCCESS; -} + s32 ret_val; + u16 phy_data; -/****************************************************************************** -* Work-around for 82566 power-down: on D3 entry- -* 1) disable gigabit link -* 2) write VR power-down enable -* 3) read it back -* if successful continue, else issue LCD reset and repeat -* -* hw - struct containing variables accessed by shared code -******************************************************************************/ -void e1000_phy_powerdown_workaround(struct e1000_hw *hw) -{ - s32 reg; - u16 phy_data; - s32 retry = 0; + DEBUGFUNC("e1000_phy_reset"); - DEBUGFUNC("e1000_phy_powerdown_workaround"); + switch (hw->phy_type) { + case e1000_phy_igp: + ret_val = e1000_phy_hw_reset(hw); + if (ret_val) + return ret_val; + break; + default: + ret_val = e1000_read_phy_reg(hw, PHY_CTRL, &phy_data); + if (ret_val) + return ret_val; - if (hw->phy_type != e1000_phy_igp_3) - return; + phy_data |= MII_CR_RESET; + ret_val = e1000_write_phy_reg(hw, PHY_CTRL, phy_data); + if (ret_val) + return ret_val; - do { - /* Disable link */ - reg = er32(PHY_CTRL); - ew32(PHY_CTRL, reg | E1000_PHY_CTRL_GBE_DISABLE | - E1000_PHY_CTRL_NOND0A_GBE_DISABLE); + udelay(1); + break; + } - /* Write VR power-down enable - bits 9:8 should be 10b */ - e1000_read_phy_reg(hw, IGP3_VR_CTRL, &phy_data); - phy_data |= (1 << 9); - phy_data &= ~(1 << 8); - e1000_write_phy_reg(hw, IGP3_VR_CTRL, phy_data); + if (hw->phy_type == e1000_phy_igp) + e1000_phy_init_script(hw); - /* Read it back and test */ - e1000_read_phy_reg(hw, IGP3_VR_CTRL, &phy_data); - if (((phy_data & IGP3_VR_CTRL_MODE_MASK) == IGP3_VR_CTRL_MODE_SHUT) || retry) - break; + return E1000_SUCCESS; +} - /* Issue PHY reset and repeat at most one more time */ - reg = er32(CTRL); - ew32(CTRL, reg | E1000_CTRL_PHY_RST); - retry++; - } while (retry); +/** + * e1000_detect_gig_phy - check the phy type + * @hw: Struct containing variables accessed by shared code + * + * Probes the expected PHY address for known PHY IDs + */ +static s32 e1000_detect_gig_phy(struct e1000_hw *hw) +{ + s32 phy_init_status, ret_val; + u16 phy_id_high, phy_id_low; + bool match = false; - return; + DEBUGFUNC("e1000_detect_gig_phy"); -} + if (hw->phy_id != 0) + return E1000_SUCCESS; -/****************************************************************************** -* Work-around for 82566 Kumeran PCS lock loss: -* On link status change (i.e. PCI reset, speed change) and link is up and -* speed is gigabit- -* 0) if workaround is optionally disabled do nothing -* 1) wait 1ms for Kumeran link to come up -* 2) check Kumeran Diagnostic register PCS lock loss bit -* 3) if not set the link is locked (all is good), otherwise... -* 4) reset the PHY -* 5) repeat up to 10 times -* Note: this is only called for IGP3 copper when speed is 1gb. -* -* hw - struct containing variables accessed by shared code -******************************************************************************/ -static s32 e1000_kumeran_lock_loss_workaround(struct e1000_hw *hw) -{ - s32 ret_val; - s32 reg; - s32 cnt; - u16 phy_data; - - if (hw->kmrn_lock_loss_workaround_disabled) - return E1000_SUCCESS; - - /* Make sure link is up before proceeding. If not just return. - * Attempting this while link is negotiating fouled up link - * stability */ - ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data); - ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data); - - if (phy_data & MII_SR_LINK_STATUS) { - for (cnt = 0; cnt < 10; cnt++) { - /* read once to clear */ - ret_val = e1000_read_phy_reg(hw, IGP3_KMRN_DIAG, &phy_data); - if (ret_val) - return ret_val; - /* and again to get new status */ - ret_val = e1000_read_phy_reg(hw, IGP3_KMRN_DIAG, &phy_data); - if (ret_val) - return ret_val; - - /* check for PCS lock */ - if (!(phy_data & IGP3_KMRN_DIAG_PCS_LOCK_LOSS)) - return E1000_SUCCESS; - - /* Issue PHY reset */ - e1000_phy_hw_reset(hw); - mdelay(5); - } - /* Disable GigE link negotiation */ - reg = er32(PHY_CTRL); - ew32(PHY_CTRL, reg | E1000_PHY_CTRL_GBE_DISABLE | - E1000_PHY_CTRL_NOND0A_GBE_DISABLE); - - /* unable to acquire PCS lock */ - return E1000_ERR_PHY; - } - - return E1000_SUCCESS; -} + /* Read the PHY ID Registers to identify which PHY is onboard. */ + ret_val = e1000_read_phy_reg(hw, PHY_ID1, &phy_id_high); + if (ret_val) + return ret_val; -/****************************************************************************** -* Probes the expected PHY address for known PHY IDs -* -* hw - Struct containing variables accessed by shared code -******************************************************************************/ -static s32 e1000_detect_gig_phy(struct e1000_hw *hw) -{ - s32 phy_init_status, ret_val; - u16 phy_id_high, phy_id_low; - bool match = false; - - DEBUGFUNC("e1000_detect_gig_phy"); - - if (hw->phy_id != 0) - return E1000_SUCCESS; - - /* The 82571 firmware may still be configuring the PHY. In this - * case, we cannot access the PHY until the configuration is done. So - * we explicitly set the PHY values. */ - if (hw->mac_type == e1000_82571 || - hw->mac_type == e1000_82572) { - hw->phy_id = IGP01E1000_I_PHY_ID; - hw->phy_type = e1000_phy_igp_2; - return E1000_SUCCESS; - } - - /* ESB-2 PHY reads require e1000_phy_gg82563 to be set because of a work- - * around that forces PHY page 0 to be set or the reads fail. The rest of - * the code in this routine uses e1000_read_phy_reg to read the PHY ID. - * So for ESB-2 we need to have this set so our reads won't fail. If the - * attached PHY is not a e1000_phy_gg82563, the routines below will figure - * this out as well. */ - if (hw->mac_type == e1000_80003es2lan) - hw->phy_type = e1000_phy_gg82563; - - /* Read the PHY ID Registers to identify which PHY is onboard. */ - ret_val = e1000_read_phy_reg(hw, PHY_ID1, &phy_id_high); - if (ret_val) - return ret_val; - - hw->phy_id = (u32)(phy_id_high << 16); - udelay(20); - ret_val = e1000_read_phy_reg(hw, PHY_ID2, &phy_id_low); - if (ret_val) - return ret_val; - - hw->phy_id |= (u32)(phy_id_low & PHY_REVISION_MASK); - hw->phy_revision = (u32)phy_id_low & ~PHY_REVISION_MASK; - - switch (hw->mac_type) { - case e1000_82543: - if (hw->phy_id == M88E1000_E_PHY_ID) match = true; - break; - case e1000_82544: - if (hw->phy_id == M88E1000_I_PHY_ID) match = true; - break; - case e1000_82540: - case e1000_82545: - case e1000_82545_rev_3: - case e1000_82546: - case e1000_82546_rev_3: - if (hw->phy_id == M88E1011_I_PHY_ID) match = true; - break; - case e1000_82541: - case e1000_82541_rev_2: - case e1000_82547: - case e1000_82547_rev_2: - if (hw->phy_id == IGP01E1000_I_PHY_ID) match = true; - break; - case e1000_82573: - if (hw->phy_id == M88E1111_I_PHY_ID) match = true; - break; - case e1000_80003es2lan: - if (hw->phy_id == GG82563_E_PHY_ID) match = true; - break; - case e1000_ich8lan: - if (hw->phy_id == IGP03E1000_E_PHY_ID) match = true; - if (hw->phy_id == IFE_E_PHY_ID) match = true; - if (hw->phy_id == IFE_PLUS_E_PHY_ID) match = true; - if (hw->phy_id == IFE_C_E_PHY_ID) match = true; - break; - default: - DEBUGOUT1("Invalid MAC type %d\n", hw->mac_type); - return -E1000_ERR_CONFIG; - } - phy_init_status = e1000_set_phy_type(hw); - - if ((match) && (phy_init_status == E1000_SUCCESS)) { - DEBUGOUT1("PHY ID 0x%X detected\n", hw->phy_id); - return E1000_SUCCESS; - } - DEBUGOUT1("Invalid PHY ID 0x%X\n", hw->phy_id); - return -E1000_ERR_PHY; + hw->phy_id = (u32) (phy_id_high << 16); + udelay(20); + ret_val = e1000_read_phy_reg(hw, PHY_ID2, &phy_id_low); + if (ret_val) + return ret_val; + + hw->phy_id |= (u32) (phy_id_low & PHY_REVISION_MASK); + hw->phy_revision = (u32) phy_id_low & ~PHY_REVISION_MASK; + + switch (hw->mac_type) { + case e1000_82543: + if (hw->phy_id == M88E1000_E_PHY_ID) + match = true; + break; + case e1000_82544: + if (hw->phy_id == M88E1000_I_PHY_ID) + match = true; + break; + case e1000_82540: + case e1000_82545: + case e1000_82545_rev_3: + case e1000_82546: + case e1000_82546_rev_3: + if (hw->phy_id == M88E1011_I_PHY_ID) + match = true; + break; + case e1000_82541: + case e1000_82541_rev_2: + case e1000_82547: + case e1000_82547_rev_2: + if (hw->phy_id == IGP01E1000_I_PHY_ID) + match = true; + break; + default: + DEBUGOUT1("Invalid MAC type %d\n", hw->mac_type); + return -E1000_ERR_CONFIG; + } + phy_init_status = e1000_set_phy_type(hw); + + if ((match) && (phy_init_status == E1000_SUCCESS)) { + DEBUGOUT1("PHY ID 0x%X detected\n", hw->phy_id); + return E1000_SUCCESS; + } + DEBUGOUT1("Invalid PHY ID 0x%X\n", hw->phy_id); + return -E1000_ERR_PHY; } -/****************************************************************************** -* Resets the PHY's DSP -* -* hw - Struct containing variables accessed by shared code -******************************************************************************/ +/** + * e1000_phy_reset_dsp - reset DSP + * @hw: Struct containing variables accessed by shared code + * + * Resets the PHY's DSP + */ static s32 e1000_phy_reset_dsp(struct e1000_hw *hw) { - s32 ret_val; - DEBUGFUNC("e1000_phy_reset_dsp"); - - do { - if (hw->phy_type != e1000_phy_gg82563) { - ret_val = e1000_write_phy_reg(hw, 29, 0x001d); - if (ret_val) break; - } - ret_val = e1000_write_phy_reg(hw, 30, 0x00c1); - if (ret_val) break; - ret_val = e1000_write_phy_reg(hw, 30, 0x0000); - if (ret_val) break; - ret_val = E1000_SUCCESS; - } while (0); - - return ret_val; + s32 ret_val; + DEBUGFUNC("e1000_phy_reset_dsp"); + + do { + ret_val = e1000_write_phy_reg(hw, 29, 0x001d); + if (ret_val) + break; + ret_val = e1000_write_phy_reg(hw, 30, 0x00c1); + if (ret_val) + break; + ret_val = e1000_write_phy_reg(hw, 30, 0x0000); + if (ret_val) + break; + ret_val = E1000_SUCCESS; + } while (0); + + return ret_val; } -/****************************************************************************** -* Get PHY information from various PHY registers for igp PHY only. -* -* hw - Struct containing variables accessed by shared code -* phy_info - PHY information structure -******************************************************************************/ +/** + * e1000_phy_igp_get_info - get igp specific registers + * @hw: Struct containing variables accessed by shared code + * @phy_info: PHY information structure + * + * Get PHY information from various PHY registers for igp PHY only. + */ static s32 e1000_phy_igp_get_info(struct e1000_hw *hw, struct e1000_phy_info *phy_info) { - s32 ret_val; - u16 phy_data, min_length, max_length, average; - e1000_rev_polarity polarity; - - DEBUGFUNC("e1000_phy_igp_get_info"); - - /* The downshift status is checked only once, after link is established, - * and it stored in the hw->speed_downgraded parameter. */ - phy_info->downshift = (e1000_downshift)hw->speed_downgraded; - - /* IGP01E1000 does not need to support it. */ - phy_info->extended_10bt_distance = e1000_10bt_ext_dist_enable_normal; - - /* IGP01E1000 always correct polarity reversal */ - phy_info->polarity_correction = e1000_polarity_reversal_enabled; - - /* Check polarity status */ - ret_val = e1000_check_polarity(hw, &polarity); - if (ret_val) - return ret_val; - - phy_info->cable_polarity = polarity; - - ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_STATUS, &phy_data); - if (ret_val) - return ret_val; - - phy_info->mdix_mode = (e1000_auto_x_mode)((phy_data & IGP01E1000_PSSR_MDIX) >> - IGP01E1000_PSSR_MDIX_SHIFT); - - if ((phy_data & IGP01E1000_PSSR_SPEED_MASK) == - IGP01E1000_PSSR_SPEED_1000MBPS) { - /* Local/Remote Receiver Information are only valid at 1000 Mbps */ - ret_val = e1000_read_phy_reg(hw, PHY_1000T_STATUS, &phy_data); - if (ret_val) - return ret_val; - - phy_info->local_rx = ((phy_data & SR_1000T_LOCAL_RX_STATUS) >> - SR_1000T_LOCAL_RX_STATUS_SHIFT) ? - e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok; - phy_info->remote_rx = ((phy_data & SR_1000T_REMOTE_RX_STATUS) >> - SR_1000T_REMOTE_RX_STATUS_SHIFT) ? - e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok; - - /* Get cable length */ - ret_val = e1000_get_cable_length(hw, &min_length, &max_length); - if (ret_val) - return ret_val; - - /* Translate to old method */ - average = (max_length + min_length) / 2; - - if (average <= e1000_igp_cable_length_50) - phy_info->cable_length = e1000_cable_length_50; - else if (average <= e1000_igp_cable_length_80) - phy_info->cable_length = e1000_cable_length_50_80; - else if (average <= e1000_igp_cable_length_110) - phy_info->cable_length = e1000_cable_length_80_110; - else if (average <= e1000_igp_cable_length_140) - phy_info->cable_length = e1000_cable_length_110_140; - else - phy_info->cable_length = e1000_cable_length_140; - } - - return E1000_SUCCESS; -} + s32 ret_val; + u16 phy_data, min_length, max_length, average; + e1000_rev_polarity polarity; + + DEBUGFUNC("e1000_phy_igp_get_info"); + + /* The downshift status is checked only once, after link is established, + * and it stored in the hw->speed_downgraded parameter. */ + phy_info->downshift = (e1000_downshift) hw->speed_downgraded; + + /* IGP01E1000 does not need to support it. */ + phy_info->extended_10bt_distance = e1000_10bt_ext_dist_enable_normal; + + /* IGP01E1000 always correct polarity reversal */ + phy_info->polarity_correction = e1000_polarity_reversal_enabled; + + /* Check polarity status */ + ret_val = e1000_check_polarity(hw, &polarity); + if (ret_val) + return ret_val; + + phy_info->cable_polarity = polarity; + + ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_STATUS, &phy_data); + if (ret_val) + return ret_val; + + phy_info->mdix_mode = + (e1000_auto_x_mode) ((phy_data & IGP01E1000_PSSR_MDIX) >> + IGP01E1000_PSSR_MDIX_SHIFT); + + if ((phy_data & IGP01E1000_PSSR_SPEED_MASK) == + IGP01E1000_PSSR_SPEED_1000MBPS) { + /* Local/Remote Receiver Information are only valid at 1000 Mbps */ + ret_val = e1000_read_phy_reg(hw, PHY_1000T_STATUS, &phy_data); + if (ret_val) + return ret_val; + + phy_info->local_rx = ((phy_data & SR_1000T_LOCAL_RX_STATUS) >> + SR_1000T_LOCAL_RX_STATUS_SHIFT) ? + e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok; + phy_info->remote_rx = ((phy_data & SR_1000T_REMOTE_RX_STATUS) >> + SR_1000T_REMOTE_RX_STATUS_SHIFT) ? + e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok; + + /* Get cable length */ + ret_val = e1000_get_cable_length(hw, &min_length, &max_length); + if (ret_val) + return ret_val; + + /* Translate to old method */ + average = (max_length + min_length) / 2; + + if (average <= e1000_igp_cable_length_50) + phy_info->cable_length = e1000_cable_length_50; + else if (average <= e1000_igp_cable_length_80) + phy_info->cable_length = e1000_cable_length_50_80; + else if (average <= e1000_igp_cable_length_110) + phy_info->cable_length = e1000_cable_length_80_110; + else if (average <= e1000_igp_cable_length_140) + phy_info->cable_length = e1000_cable_length_110_140; + else + phy_info->cable_length = e1000_cable_length_140; + } -/****************************************************************************** -* Get PHY information from various PHY registers for ife PHY only. -* -* hw - Struct containing variables accessed by shared code -* phy_info - PHY information structure -******************************************************************************/ -static s32 e1000_phy_ife_get_info(struct e1000_hw *hw, - struct e1000_phy_info *phy_info) -{ - s32 ret_val; - u16 phy_data; - e1000_rev_polarity polarity; - - DEBUGFUNC("e1000_phy_ife_get_info"); - - phy_info->downshift = (e1000_downshift)hw->speed_downgraded; - phy_info->extended_10bt_distance = e1000_10bt_ext_dist_enable_normal; - - ret_val = e1000_read_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL, &phy_data); - if (ret_val) - return ret_val; - phy_info->polarity_correction = - ((phy_data & IFE_PSC_AUTO_POLARITY_DISABLE) >> - IFE_PSC_AUTO_POLARITY_DISABLE_SHIFT) ? - e1000_polarity_reversal_disabled : e1000_polarity_reversal_enabled; - - if (phy_info->polarity_correction == e1000_polarity_reversal_enabled) { - ret_val = e1000_check_polarity(hw, &polarity); - if (ret_val) - return ret_val; - } else { - /* Polarity is forced. */ - polarity = ((phy_data & IFE_PSC_FORCE_POLARITY) >> - IFE_PSC_FORCE_POLARITY_SHIFT) ? - e1000_rev_polarity_reversed : e1000_rev_polarity_normal; - } - phy_info->cable_polarity = polarity; - - ret_val = e1000_read_phy_reg(hw, IFE_PHY_MDIX_CONTROL, &phy_data); - if (ret_val) - return ret_val; - - phy_info->mdix_mode = (e1000_auto_x_mode) - ((phy_data & (IFE_PMC_AUTO_MDIX | IFE_PMC_FORCE_MDIX)) >> - IFE_PMC_MDIX_MODE_SHIFT); - - return E1000_SUCCESS; + return E1000_SUCCESS; } -/****************************************************************************** -* Get PHY information from various PHY registers fot m88 PHY only. -* -* hw - Struct containing variables accessed by shared code -* phy_info - PHY information structure -******************************************************************************/ +/** + * e1000_phy_m88_get_info - get m88 specific registers + * @hw: Struct containing variables accessed by shared code + * @phy_info: PHY information structure + * + * Get PHY information from various PHY registers for m88 PHY only. + */ static s32 e1000_phy_m88_get_info(struct e1000_hw *hw, struct e1000_phy_info *phy_info) { - s32 ret_val; - u16 phy_data; - e1000_rev_polarity polarity; - - DEBUGFUNC("e1000_phy_m88_get_info"); - - /* The downshift status is checked only once, after link is established, - * and it stored in the hw->speed_downgraded parameter. */ - phy_info->downshift = (e1000_downshift)hw->speed_downgraded; - - ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data); - if (ret_val) - return ret_val; - - phy_info->extended_10bt_distance = - ((phy_data & M88E1000_PSCR_10BT_EXT_DIST_ENABLE) >> - M88E1000_PSCR_10BT_EXT_DIST_ENABLE_SHIFT) ? - e1000_10bt_ext_dist_enable_lower : e1000_10bt_ext_dist_enable_normal; - - phy_info->polarity_correction = - ((phy_data & M88E1000_PSCR_POLARITY_REVERSAL) >> - M88E1000_PSCR_POLARITY_REVERSAL_SHIFT) ? - e1000_polarity_reversal_disabled : e1000_polarity_reversal_enabled; - - /* Check polarity status */ - ret_val = e1000_check_polarity(hw, &polarity); - if (ret_val) - return ret_val; - phy_info->cable_polarity = polarity; - - ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, &phy_data); - if (ret_val) - return ret_val; - - phy_info->mdix_mode = (e1000_auto_x_mode)((phy_data & M88E1000_PSSR_MDIX) >> - M88E1000_PSSR_MDIX_SHIFT); - - if ((phy_data & M88E1000_PSSR_SPEED) == M88E1000_PSSR_1000MBS) { - /* Cable Length Estimation and Local/Remote Receiver Information - * are only valid at 1000 Mbps. - */ - if (hw->phy_type != e1000_phy_gg82563) { - phy_info->cable_length = (e1000_cable_length)((phy_data & M88E1000_PSSR_CABLE_LENGTH) >> - M88E1000_PSSR_CABLE_LENGTH_SHIFT); - } else { - ret_val = e1000_read_phy_reg(hw, GG82563_PHY_DSP_DISTANCE, - &phy_data); - if (ret_val) - return ret_val; - - phy_info->cable_length = (e1000_cable_length)(phy_data & GG82563_DSPD_CABLE_LENGTH); - } - - ret_val = e1000_read_phy_reg(hw, PHY_1000T_STATUS, &phy_data); - if (ret_val) - return ret_val; - - phy_info->local_rx = ((phy_data & SR_1000T_LOCAL_RX_STATUS) >> - SR_1000T_LOCAL_RX_STATUS_SHIFT) ? - e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok; - phy_info->remote_rx = ((phy_data & SR_1000T_REMOTE_RX_STATUS) >> - SR_1000T_REMOTE_RX_STATUS_SHIFT) ? - e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok; - - } - - return E1000_SUCCESS; + s32 ret_val; + u16 phy_data; + e1000_rev_polarity polarity; + + DEBUGFUNC("e1000_phy_m88_get_info"); + + /* The downshift status is checked only once, after link is established, + * and it stored in the hw->speed_downgraded parameter. */ + phy_info->downshift = (e1000_downshift) hw->speed_downgraded; + + ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data); + if (ret_val) + return ret_val; + + phy_info->extended_10bt_distance = + ((phy_data & M88E1000_PSCR_10BT_EXT_DIST_ENABLE) >> + M88E1000_PSCR_10BT_EXT_DIST_ENABLE_SHIFT) ? + e1000_10bt_ext_dist_enable_lower : + e1000_10bt_ext_dist_enable_normal; + + phy_info->polarity_correction = + ((phy_data & M88E1000_PSCR_POLARITY_REVERSAL) >> + M88E1000_PSCR_POLARITY_REVERSAL_SHIFT) ? + e1000_polarity_reversal_disabled : e1000_polarity_reversal_enabled; + + /* Check polarity status */ + ret_val = e1000_check_polarity(hw, &polarity); + if (ret_val) + return ret_val; + phy_info->cable_polarity = polarity; + + ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, &phy_data); + if (ret_val) + return ret_val; + + phy_info->mdix_mode = + (e1000_auto_x_mode) ((phy_data & M88E1000_PSSR_MDIX) >> + M88E1000_PSSR_MDIX_SHIFT); + + if ((phy_data & M88E1000_PSSR_SPEED) == M88E1000_PSSR_1000MBS) { + /* Cable Length Estimation and Local/Remote Receiver Information + * are only valid at 1000 Mbps. + */ + phy_info->cable_length = + (e1000_cable_length) ((phy_data & + M88E1000_PSSR_CABLE_LENGTH) >> + M88E1000_PSSR_CABLE_LENGTH_SHIFT); + + ret_val = e1000_read_phy_reg(hw, PHY_1000T_STATUS, &phy_data); + if (ret_val) + return ret_val; + + phy_info->local_rx = ((phy_data & SR_1000T_LOCAL_RX_STATUS) >> + SR_1000T_LOCAL_RX_STATUS_SHIFT) ? + e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok; + phy_info->remote_rx = ((phy_data & SR_1000T_REMOTE_RX_STATUS) >> + SR_1000T_REMOTE_RX_STATUS_SHIFT) ? + e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok; + + } + + return E1000_SUCCESS; } -/****************************************************************************** -* Get PHY information from various PHY registers -* -* hw - Struct containing variables accessed by shared code -* phy_info - PHY information structure -******************************************************************************/ +/** + * e1000_phy_get_info - request phy info + * @hw: Struct containing variables accessed by shared code + * @phy_info: PHY information structure + * + * Get PHY information from various PHY registers + */ s32 e1000_phy_get_info(struct e1000_hw *hw, struct e1000_phy_info *phy_info) { - s32 ret_val; - u16 phy_data; - - DEBUGFUNC("e1000_phy_get_info"); - - phy_info->cable_length = e1000_cable_length_undefined; - phy_info->extended_10bt_distance = e1000_10bt_ext_dist_enable_undefined; - phy_info->cable_polarity = e1000_rev_polarity_undefined; - phy_info->downshift = e1000_downshift_undefined; - phy_info->polarity_correction = e1000_polarity_reversal_undefined; - phy_info->mdix_mode = e1000_auto_x_mode_undefined; - phy_info->local_rx = e1000_1000t_rx_status_undefined; - phy_info->remote_rx = e1000_1000t_rx_status_undefined; - - if (hw->media_type != e1000_media_type_copper) { - DEBUGOUT("PHY info is only valid for copper media\n"); - return -E1000_ERR_CONFIG; - } - - ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data); - if (ret_val) - return ret_val; - - ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data); - if (ret_val) - return ret_val; - - if ((phy_data & MII_SR_LINK_STATUS) != MII_SR_LINK_STATUS) { - DEBUGOUT("PHY info is only valid if link is up\n"); - return -E1000_ERR_CONFIG; - } - - if (hw->phy_type == e1000_phy_igp || - hw->phy_type == e1000_phy_igp_3 || - hw->phy_type == e1000_phy_igp_2) - return e1000_phy_igp_get_info(hw, phy_info); - else if (hw->phy_type == e1000_phy_ife) - return e1000_phy_ife_get_info(hw, phy_info); - else - return e1000_phy_m88_get_info(hw, phy_info); + s32 ret_val; + u16 phy_data; + + DEBUGFUNC("e1000_phy_get_info"); + + phy_info->cable_length = e1000_cable_length_undefined; + phy_info->extended_10bt_distance = e1000_10bt_ext_dist_enable_undefined; + phy_info->cable_polarity = e1000_rev_polarity_undefined; + phy_info->downshift = e1000_downshift_undefined; + phy_info->polarity_correction = e1000_polarity_reversal_undefined; + phy_info->mdix_mode = e1000_auto_x_mode_undefined; + phy_info->local_rx = e1000_1000t_rx_status_undefined; + phy_info->remote_rx = e1000_1000t_rx_status_undefined; + + if (hw->media_type != e1000_media_type_copper) { + DEBUGOUT("PHY info is only valid for copper media\n"); + return -E1000_ERR_CONFIG; + } + + ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data); + if (ret_val) + return ret_val; + + ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data); + if (ret_val) + return ret_val; + + if ((phy_data & MII_SR_LINK_STATUS) != MII_SR_LINK_STATUS) { + DEBUGOUT("PHY info is only valid if link is up\n"); + return -E1000_ERR_CONFIG; + } + + if (hw->phy_type == e1000_phy_igp) + return e1000_phy_igp_get_info(hw, phy_info); + else + return e1000_phy_m88_get_info(hw, phy_info); } s32 e1000_validate_mdi_setting(struct e1000_hw *hw) { - DEBUGFUNC("e1000_validate_mdi_settings"); - - if (!hw->autoneg && (hw->mdix == 0 || hw->mdix == 3)) { - DEBUGOUT("Invalid MDI setting detected\n"); - hw->mdix = 1; - return -E1000_ERR_CONFIG; - } - return E1000_SUCCESS; -} + DEBUGFUNC("e1000_validate_mdi_settings"); + if (!hw->autoneg && (hw->mdix == 0 || hw->mdix == 3)) { + DEBUGOUT("Invalid MDI setting detected\n"); + hw->mdix = 1; + return -E1000_ERR_CONFIG; + } + return E1000_SUCCESS; +} -/****************************************************************************** - * Sets up eeprom variables in the hw struct. Must be called after mac_type - * is configured. Additionally, if this is ICH8, the flash controller GbE - * registers must be mapped, or this will crash. +/** + * e1000_init_eeprom_params - initialize sw eeprom vars + * @hw: Struct containing variables accessed by shared code * - * hw - Struct containing variables accessed by shared code - *****************************************************************************/ + * Sets up eeprom variables in the hw struct. Must be called after mac_type + * is configured. + */ s32 e1000_init_eeprom_params(struct e1000_hw *hw) { - struct e1000_eeprom_info *eeprom = &hw->eeprom; - u32 eecd = er32(EECD); - s32 ret_val = E1000_SUCCESS; - u16 eeprom_size; - - DEBUGFUNC("e1000_init_eeprom_params"); - - switch (hw->mac_type) { - case e1000_82542_rev2_0: - case e1000_82542_rev2_1: - case e1000_82543: - case e1000_82544: - eeprom->type = e1000_eeprom_microwire; - eeprom->word_size = 64; - eeprom->opcode_bits = 3; - eeprom->address_bits = 6; - eeprom->delay_usec = 50; - eeprom->use_eerd = false; - eeprom->use_eewr = false; - break; - case e1000_82540: - case e1000_82545: - case e1000_82545_rev_3: - case e1000_82546: - case e1000_82546_rev_3: - eeprom->type = e1000_eeprom_microwire; - eeprom->opcode_bits = 3; - eeprom->delay_usec = 50; - if (eecd & E1000_EECD_SIZE) { - eeprom->word_size = 256; - eeprom->address_bits = 8; - } else { - eeprom->word_size = 64; - eeprom->address_bits = 6; - } - eeprom->use_eerd = false; - eeprom->use_eewr = false; - break; - case e1000_82541: - case e1000_82541_rev_2: - case e1000_82547: - case e1000_82547_rev_2: - if (eecd & E1000_EECD_TYPE) { - eeprom->type = e1000_eeprom_spi; - eeprom->opcode_bits = 8; - eeprom->delay_usec = 1; - if (eecd & E1000_EECD_ADDR_BITS) { - eeprom->page_size = 32; - eeprom->address_bits = 16; - } else { - eeprom->page_size = 8; - eeprom->address_bits = 8; - } - } else { - eeprom->type = e1000_eeprom_microwire; - eeprom->opcode_bits = 3; - eeprom->delay_usec = 50; - if (eecd & E1000_EECD_ADDR_BITS) { - eeprom->word_size = 256; - eeprom->address_bits = 8; - } else { - eeprom->word_size = 64; - eeprom->address_bits = 6; - } - } - eeprom->use_eerd = false; - eeprom->use_eewr = false; - break; - case e1000_82571: - case e1000_82572: - eeprom->type = e1000_eeprom_spi; - eeprom->opcode_bits = 8; - eeprom->delay_usec = 1; - if (eecd & E1000_EECD_ADDR_BITS) { - eeprom->page_size = 32; - eeprom->address_bits = 16; - } else { - eeprom->page_size = 8; - eeprom->address_bits = 8; - } - eeprom->use_eerd = false; - eeprom->use_eewr = false; - break; - case e1000_82573: - eeprom->type = e1000_eeprom_spi; - eeprom->opcode_bits = 8; - eeprom->delay_usec = 1; - if (eecd & E1000_EECD_ADDR_BITS) { - eeprom->page_size = 32; - eeprom->address_bits = 16; - } else { - eeprom->page_size = 8; - eeprom->address_bits = 8; - } - eeprom->use_eerd = true; - eeprom->use_eewr = true; - if (!e1000_is_onboard_nvm_eeprom(hw)) { - eeprom->type = e1000_eeprom_flash; - eeprom->word_size = 2048; - - /* Ensure that the Autonomous FLASH update bit is cleared due to - * Flash update issue on parts which use a FLASH for NVM. */ - eecd &= ~E1000_EECD_AUPDEN; - ew32(EECD, eecd); - } - break; - case e1000_80003es2lan: - eeprom->type = e1000_eeprom_spi; - eeprom->opcode_bits = 8; - eeprom->delay_usec = 1; - if (eecd & E1000_EECD_ADDR_BITS) { - eeprom->page_size = 32; - eeprom->address_bits = 16; - } else { - eeprom->page_size = 8; - eeprom->address_bits = 8; - } - eeprom->use_eerd = true; - eeprom->use_eewr = false; - break; - case e1000_ich8lan: - { - s32 i = 0; - u32 flash_size = E1000_READ_ICH_FLASH_REG(hw, ICH_FLASH_GFPREG); - - eeprom->type = e1000_eeprom_ich8; - eeprom->use_eerd = false; - eeprom->use_eewr = false; - eeprom->word_size = E1000_SHADOW_RAM_WORDS; - - /* Zero the shadow RAM structure. But don't load it from NVM - * so as to save time for driver init */ - if (hw->eeprom_shadow_ram != NULL) { - for (i = 0; i < E1000_SHADOW_RAM_WORDS; i++) { - hw->eeprom_shadow_ram[i].modified = false; - hw->eeprom_shadow_ram[i].eeprom_word = 0xFFFF; - } - } - - hw->flash_base_addr = (flash_size & ICH_GFPREG_BASE_MASK) * - ICH_FLASH_SECTOR_SIZE; - - hw->flash_bank_size = ((flash_size >> 16) & ICH_GFPREG_BASE_MASK) + 1; - hw->flash_bank_size -= (flash_size & ICH_GFPREG_BASE_MASK); - - hw->flash_bank_size *= ICH_FLASH_SECTOR_SIZE; - - hw->flash_bank_size /= 2 * sizeof(u16); - - break; - } - default: - break; - } - - if (eeprom->type == e1000_eeprom_spi) { - /* eeprom_size will be an enum [0..8] that maps to eeprom sizes 128B to - * 32KB (incremented by powers of 2). - */ - if (hw->mac_type <= e1000_82547_rev_2) { - /* Set to default value for initial eeprom read. */ - eeprom->word_size = 64; - ret_val = e1000_read_eeprom(hw, EEPROM_CFG, 1, &eeprom_size); - if (ret_val) - return ret_val; - eeprom_size = (eeprom_size & EEPROM_SIZE_MASK) >> EEPROM_SIZE_SHIFT; - /* 256B eeprom size was not supported in earlier hardware, so we - * bump eeprom_size up one to ensure that "1" (which maps to 256B) - * is never the result used in the shifting logic below. */ - if (eeprom_size) - eeprom_size++; - } else { - eeprom_size = (u16)((eecd & E1000_EECD_SIZE_EX_MASK) >> - E1000_EECD_SIZE_EX_SHIFT); - } - - eeprom->word_size = 1 << (eeprom_size + EEPROM_WORD_SIZE_SHIFT); - } - return ret_val; + struct e1000_eeprom_info *eeprom = &hw->eeprom; + u32 eecd = er32(EECD); + s32 ret_val = E1000_SUCCESS; + u16 eeprom_size; + + DEBUGFUNC("e1000_init_eeprom_params"); + + switch (hw->mac_type) { + case e1000_82542_rev2_0: + case e1000_82542_rev2_1: + case e1000_82543: + case e1000_82544: + eeprom->type = e1000_eeprom_microwire; + eeprom->word_size = 64; + eeprom->opcode_bits = 3; + eeprom->address_bits = 6; + eeprom->delay_usec = 50; + break; + case e1000_82540: + case e1000_82545: + case e1000_82545_rev_3: + case e1000_82546: + case e1000_82546_rev_3: + eeprom->type = e1000_eeprom_microwire; + eeprom->opcode_bits = 3; + eeprom->delay_usec = 50; + if (eecd & E1000_EECD_SIZE) { + eeprom->word_size = 256; + eeprom->address_bits = 8; + } else { + eeprom->word_size = 64; + eeprom->address_bits = 6; + } + break; + case e1000_82541: + case e1000_82541_rev_2: + case e1000_82547: + case e1000_82547_rev_2: + if (eecd & E1000_EECD_TYPE) { + eeprom->type = e1000_eeprom_spi; + eeprom->opcode_bits = 8; + eeprom->delay_usec = 1; + if (eecd & E1000_EECD_ADDR_BITS) { + eeprom->page_size = 32; + eeprom->address_bits = 16; + } else { + eeprom->page_size = 8; + eeprom->address_bits = 8; + } + } else { + eeprom->type = e1000_eeprom_microwire; + eeprom->opcode_bits = 3; + eeprom->delay_usec = 50; + if (eecd & E1000_EECD_ADDR_BITS) { + eeprom->word_size = 256; + eeprom->address_bits = 8; + } else { + eeprom->word_size = 64; + eeprom->address_bits = 6; + } + } + break; + default: + break; + } + + if (eeprom->type == e1000_eeprom_spi) { + /* eeprom_size will be an enum [0..8] that maps to eeprom sizes 128B to + * 32KB (incremented by powers of 2). + */ + /* Set to default value for initial eeprom read. */ + eeprom->word_size = 64; + ret_val = e1000_read_eeprom(hw, EEPROM_CFG, 1, &eeprom_size); + if (ret_val) + return ret_val; + eeprom_size = + (eeprom_size & EEPROM_SIZE_MASK) >> EEPROM_SIZE_SHIFT; + /* 256B eeprom size was not supported in earlier hardware, so we + * bump eeprom_size up one to ensure that "1" (which maps to 256B) + * is never the result used in the shifting logic below. */ + if (eeprom_size) + eeprom_size++; + + eeprom->word_size = 1 << (eeprom_size + EEPROM_WORD_SIZE_SHIFT); + } + return ret_val; } -/****************************************************************************** - * Raises the EEPROM's clock input. - * - * hw - Struct containing variables accessed by shared code - * eecd - EECD's current value - *****************************************************************************/ +/** + * e1000_raise_ee_clk - Raises the EEPROM's clock input. + * @hw: Struct containing variables accessed by shared code + * @eecd: EECD's current value + */ static void e1000_raise_ee_clk(struct e1000_hw *hw, u32 *eecd) { - /* Raise the clock input to the EEPROM (by setting the SK bit), and then - * wait <delay> microseconds. - */ - *eecd = *eecd | E1000_EECD_SK; - ew32(EECD, *eecd); - E1000_WRITE_FLUSH(); - udelay(hw->eeprom.delay_usec); + /* Raise the clock input to the EEPROM (by setting the SK bit), and then + * wait <delay> microseconds. + */ + *eecd = *eecd | E1000_EECD_SK; + ew32(EECD, *eecd); + E1000_WRITE_FLUSH(); + udelay(hw->eeprom.delay_usec); } -/****************************************************************************** - * Lowers the EEPROM's clock input. - * - * hw - Struct containing variables accessed by shared code - * eecd - EECD's current value - *****************************************************************************/ +/** + * e1000_lower_ee_clk - Lowers the EEPROM's clock input. + * @hw: Struct containing variables accessed by shared code + * @eecd: EECD's current value + */ static void e1000_lower_ee_clk(struct e1000_hw *hw, u32 *eecd) { - /* Lower the clock input to the EEPROM (by clearing the SK bit), and then - * wait 50 microseconds. - */ - *eecd = *eecd & ~E1000_EECD_SK; - ew32(EECD, *eecd); - E1000_WRITE_FLUSH(); - udelay(hw->eeprom.delay_usec); + /* Lower the clock input to the EEPROM (by clearing the SK bit), and then + * wait 50 microseconds. + */ + *eecd = *eecd & ~E1000_EECD_SK; + ew32(EECD, *eecd); + E1000_WRITE_FLUSH(); + udelay(hw->eeprom.delay_usec); } -/****************************************************************************** - * Shift data bits out to the EEPROM. - * - * hw - Struct containing variables accessed by shared code - * data - data to send to the EEPROM - * count - number of bits to shift out - *****************************************************************************/ +/** + * e1000_shift_out_ee_bits - Shift data bits out to the EEPROM. + * @hw: Struct containing variables accessed by shared code + * @data: data to send to the EEPROM + * @count: number of bits to shift out + */ static void e1000_shift_out_ee_bits(struct e1000_hw *hw, u16 data, u16 count) { - struct e1000_eeprom_info *eeprom = &hw->eeprom; - u32 eecd; - u32 mask; - - /* We need to shift "count" bits out to the EEPROM. So, value in the - * "data" parameter will be shifted out to the EEPROM one bit at a time. - * In order to do this, "data" must be broken down into bits. - */ - mask = 0x01 << (count - 1); - eecd = er32(EECD); - if (eeprom->type == e1000_eeprom_microwire) { - eecd &= ~E1000_EECD_DO; - } else if (eeprom->type == e1000_eeprom_spi) { - eecd |= E1000_EECD_DO; - } - do { - /* A "1" is shifted out to the EEPROM by setting bit "DI" to a "1", - * and then raising and then lowering the clock (the SK bit controls - * the clock input to the EEPROM). A "0" is shifted out to the EEPROM - * by setting "DI" to "0" and then raising and then lowering the clock. - */ - eecd &= ~E1000_EECD_DI; - - if (data & mask) - eecd |= E1000_EECD_DI; - - ew32(EECD, eecd); - E1000_WRITE_FLUSH(); - - udelay(eeprom->delay_usec); - - e1000_raise_ee_clk(hw, &eecd); - e1000_lower_ee_clk(hw, &eecd); - - mask = mask >> 1; - - } while (mask); - - /* We leave the "DI" bit set to "0" when we leave this routine. */ - eecd &= ~E1000_EECD_DI; - ew32(EECD, eecd); + struct e1000_eeprom_info *eeprom = &hw->eeprom; + u32 eecd; + u32 mask; + + /* We need to shift "count" bits out to the EEPROM. So, value in the + * "data" parameter will be shifted out to the EEPROM one bit at a time. + * In order to do this, "data" must be broken down into bits. + */ + mask = 0x01 << (count - 1); + eecd = er32(EECD); + if (eeprom->type == e1000_eeprom_microwire) { + eecd &= ~E1000_EECD_DO; + } else if (eeprom->type == e1000_eeprom_spi) { + eecd |= E1000_EECD_DO; + } + do { + /* A "1" is shifted out to the EEPROM by setting bit "DI" to a "1", + * and then raising and then lowering the clock (the SK bit controls + * the clock input to the EEPROM). A "0" is shifted out to the EEPROM + * by setting "DI" to "0" and then raising and then lowering the clock. + */ + eecd &= ~E1000_EECD_DI; + + if (data & mask) + eecd |= E1000_EECD_DI; + + ew32(EECD, eecd); + E1000_WRITE_FLUSH(); + + udelay(eeprom->delay_usec); + + e1000_raise_ee_clk(hw, &eecd); + e1000_lower_ee_clk(hw, &eecd); + + mask = mask >> 1; + + } while (mask); + + /* We leave the "DI" bit set to "0" when we leave this routine. */ + eecd &= ~E1000_EECD_DI; + ew32(EECD, eecd); } -/****************************************************************************** - * Shift data bits in from the EEPROM - * - * hw - Struct containing variables accessed by shared code - *****************************************************************************/ +/** + * e1000_shift_in_ee_bits - Shift data bits in from the EEPROM + * @hw: Struct containing variables accessed by shared code + * @count: number of bits to shift in + */ static u16 e1000_shift_in_ee_bits(struct e1000_hw *hw, u16 count) { - u32 eecd; - u32 i; - u16 data; + u32 eecd; + u32 i; + u16 data; - /* In order to read a register from the EEPROM, we need to shift 'count' - * bits in from the EEPROM. Bits are "shifted in" by raising the clock - * input to the EEPROM (setting the SK bit), and then reading the value of - * the "DO" bit. During this "shifting in" process the "DI" bit should - * always be clear. - */ + /* In order to read a register from the EEPROM, we need to shift 'count' + * bits in from the EEPROM. Bits are "shifted in" by raising the clock + * input to the EEPROM (setting the SK bit), and then reading the value of + * the "DO" bit. During this "shifting in" process the "DI" bit should + * always be clear. + */ - eecd = er32(EECD); + eecd = er32(EECD); - eecd &= ~(E1000_EECD_DO | E1000_EECD_DI); - data = 0; + eecd &= ~(E1000_EECD_DO | E1000_EECD_DI); + data = 0; - for (i = 0; i < count; i++) { - data = data << 1; - e1000_raise_ee_clk(hw, &eecd); + for (i = 0; i < count; i++) { + data = data << 1; + e1000_raise_ee_clk(hw, &eecd); - eecd = er32(EECD); + eecd = er32(EECD); - eecd &= ~(E1000_EECD_DI); - if (eecd & E1000_EECD_DO) - data |= 1; + eecd &= ~(E1000_EECD_DI); + if (eecd & E1000_EECD_DO) + data |= 1; - e1000_lower_ee_clk(hw, &eecd); - } + e1000_lower_ee_clk(hw, &eecd); + } - return data; + return data; } -/****************************************************************************** - * Prepares EEPROM for access - * - * hw - Struct containing variables accessed by shared code +/** + * e1000_acquire_eeprom - Prepares EEPROM for access + * @hw: Struct containing variables accessed by shared code * * Lowers EEPROM clock. Clears input pin. Sets the chip select pin. This * function should be called before issuing a command to the EEPROM. - *****************************************************************************/ + */ static s32 e1000_acquire_eeprom(struct e1000_hw *hw) { - struct e1000_eeprom_info *eeprom = &hw->eeprom; - u32 eecd, i=0; - - DEBUGFUNC("e1000_acquire_eeprom"); - - if (e1000_swfw_sync_acquire(hw, E1000_SWFW_EEP_SM)) - return -E1000_ERR_SWFW_SYNC; - eecd = er32(EECD); - - if (hw->mac_type != e1000_82573) { - /* Request EEPROM Access */ - if (hw->mac_type > e1000_82544) { - eecd |= E1000_EECD_REQ; - ew32(EECD, eecd); - eecd = er32(EECD); - while ((!(eecd & E1000_EECD_GNT)) && - (i < E1000_EEPROM_GRANT_ATTEMPTS)) { - i++; - udelay(5); - eecd = er32(EECD); - } - if (!(eecd & E1000_EECD_GNT)) { - eecd &= ~E1000_EECD_REQ; - ew32(EECD, eecd); - DEBUGOUT("Could not acquire EEPROM grant\n"); - e1000_swfw_sync_release(hw, E1000_SWFW_EEP_SM); - return -E1000_ERR_EEPROM; - } - } - } - - /* Setup EEPROM for Read/Write */ - - if (eeprom->type == e1000_eeprom_microwire) { - /* Clear SK and DI */ - eecd &= ~(E1000_EECD_DI | E1000_EECD_SK); - ew32(EECD, eecd); - - /* Set CS */ - eecd |= E1000_EECD_CS; - ew32(EECD, eecd); - } else if (eeprom->type == e1000_eeprom_spi) { - /* Clear SK and CS */ - eecd &= ~(E1000_EECD_CS | E1000_EECD_SK); - ew32(EECD, eecd); - udelay(1); - } - - return E1000_SUCCESS; + struct e1000_eeprom_info *eeprom = &hw->eeprom; + u32 eecd, i = 0; + + DEBUGFUNC("e1000_acquire_eeprom"); + + eecd = er32(EECD); + + /* Request EEPROM Access */ + if (hw->mac_type > e1000_82544) { + eecd |= E1000_EECD_REQ; + ew32(EECD, eecd); + eecd = er32(EECD); + while ((!(eecd & E1000_EECD_GNT)) && + (i < E1000_EEPROM_GRANT_ATTEMPTS)) { + i++; + udelay(5); + eecd = er32(EECD); + } + if (!(eecd & E1000_EECD_GNT)) { + eecd &= ~E1000_EECD_REQ; + ew32(EECD, eecd); + DEBUGOUT("Could not acquire EEPROM grant\n"); + return -E1000_ERR_EEPROM; + } + } + + /* Setup EEPROM for Read/Write */ + + if (eeprom->type == e1000_eeprom_microwire) { + /* Clear SK and DI */ + eecd &= ~(E1000_EECD_DI | E1000_EECD_SK); + ew32(EECD, eecd); + + /* Set CS */ + eecd |= E1000_EECD_CS; + ew32(EECD, eecd); + } else if (eeprom->type == e1000_eeprom_spi) { + /* Clear SK and CS */ + eecd &= ~(E1000_EECD_CS | E1000_EECD_SK); + ew32(EECD, eecd); + udelay(1); + } + + return E1000_SUCCESS; } -/****************************************************************************** - * Returns EEPROM to a "standby" state - * - * hw - Struct containing variables accessed by shared code - *****************************************************************************/ +/** + * e1000_standby_eeprom - Returns EEPROM to a "standby" state + * @hw: Struct containing variables accessed by shared code + */ static void e1000_standby_eeprom(struct e1000_hw *hw) { - struct e1000_eeprom_info *eeprom = &hw->eeprom; - u32 eecd; - - eecd = er32(EECD); - - if (eeprom->type == e1000_eeprom_microwire) { - eecd &= ~(E1000_EECD_CS | E1000_EECD_SK); - ew32(EECD, eecd); - E1000_WRITE_FLUSH(); - udelay(eeprom->delay_usec); - - /* Clock high */ - eecd |= E1000_EECD_SK; - ew32(EECD, eecd); - E1000_WRITE_FLUSH(); - udelay(eeprom->delay_usec); - - /* Select EEPROM */ - eecd |= E1000_EECD_CS; - ew32(EECD, eecd); - E1000_WRITE_FLUSH(); - udelay(eeprom->delay_usec); - - /* Clock low */ - eecd &= ~E1000_EECD_SK; - ew32(EECD, eecd); - E1000_WRITE_FLUSH(); - udelay(eeprom->delay_usec); - } else if (eeprom->type == e1000_eeprom_spi) { - /* Toggle CS to flush commands */ - eecd |= E1000_EECD_CS; - ew32(EECD, eecd); - E1000_WRITE_FLUSH(); - udelay(eeprom->delay_usec); - eecd &= ~E1000_EECD_CS; - ew32(EECD, eecd); - E1000_WRITE_FLUSH(); - udelay(eeprom->delay_usec); - } + struct e1000_eeprom_info *eeprom = &hw->eeprom; + u32 eecd; + + eecd = er32(EECD); + + if (eeprom->type == e1000_eeprom_microwire) { + eecd &= ~(E1000_EECD_CS | E1000_EECD_SK); + ew32(EECD, eecd); + E1000_WRITE_FLUSH(); + udelay(eeprom->delay_usec); + + /* Clock high */ + eecd |= E1000_EECD_SK; + ew32(EECD, eecd); + E1000_WRITE_FLUSH(); + udelay(eeprom->delay_usec); + + /* Select EEPROM */ + eecd |= E1000_EECD_CS; + ew32(EECD, eecd); + E1000_WRITE_FLUSH(); + udelay(eeprom->delay_usec); + + /* Clock low */ + eecd &= ~E1000_EECD_SK; + ew32(EECD, eecd); + E1000_WRITE_FLUSH(); + udelay(eeprom->delay_usec); + } else if (eeprom->type == e1000_eeprom_spi) { + /* Toggle CS to flush commands */ + eecd |= E1000_EECD_CS; + ew32(EECD, eecd); + E1000_WRITE_FLUSH(); + udelay(eeprom->delay_usec); + eecd &= ~E1000_EECD_CS; + ew32(EECD, eecd); + E1000_WRITE_FLUSH(); + udelay(eeprom->delay_usec); + } } -/****************************************************************************** - * Terminates a command by inverting the EEPROM's chip select pin +/** + * e1000_release_eeprom - drop chip select + * @hw: Struct containing variables accessed by shared code * - * hw - Struct containing variables accessed by shared code - *****************************************************************************/ + * Terminates a command by inverting the EEPROM's chip select pin + */ static void e1000_release_eeprom(struct e1000_hw *hw) { - u32 eecd; - - DEBUGFUNC("e1000_release_eeprom"); + u32 eecd; - eecd = er32(EECD); + DEBUGFUNC("e1000_release_eeprom"); - if (hw->eeprom.type == e1000_eeprom_spi) { - eecd |= E1000_EECD_CS; /* Pull CS high */ - eecd &= ~E1000_EECD_SK; /* Lower SCK */ + eecd = er32(EECD); - ew32(EECD, eecd); + if (hw->eeprom.type == e1000_eeprom_spi) { + eecd |= E1000_EECD_CS; /* Pull CS high */ + eecd &= ~E1000_EECD_SK; /* Lower SCK */ - udelay(hw->eeprom.delay_usec); - } else if (hw->eeprom.type == e1000_eeprom_microwire) { - /* cleanup eeprom */ + ew32(EECD, eecd); - /* CS on Microwire is active-high */ - eecd &= ~(E1000_EECD_CS | E1000_EECD_DI); + udelay(hw->eeprom.delay_usec); + } else if (hw->eeprom.type == e1000_eeprom_microwire) { + /* cleanup eeprom */ - ew32(EECD, eecd); + /* CS on Microwire is active-high */ + eecd &= ~(E1000_EECD_CS | E1000_EECD_DI); - /* Rising edge of clock */ - eecd |= E1000_EECD_SK; - ew32(EECD, eecd); - E1000_WRITE_FLUSH(); - udelay(hw->eeprom.delay_usec); + ew32(EECD, eecd); - /* Falling edge of clock */ - eecd &= ~E1000_EECD_SK; - ew32(EECD, eecd); - E1000_WRITE_FLUSH(); - udelay(hw->eeprom.delay_usec); - } + /* Rising edge of clock */ + eecd |= E1000_EECD_SK; + ew32(EECD, eecd); + E1000_WRITE_FLUSH(); + udelay(hw->eeprom.delay_usec); - /* Stop requesting EEPROM access */ - if (hw->mac_type > e1000_82544) { - eecd &= ~E1000_EECD_REQ; - ew32(EECD, eecd); - } + /* Falling edge of clock */ + eecd &= ~E1000_EECD_SK; + ew32(EECD, eecd); + E1000_WRITE_FLUSH(); + udelay(hw->eeprom.delay_usec); + } - e1000_swfw_sync_release(hw, E1000_SWFW_EEP_SM); + /* Stop requesting EEPROM access */ + if (hw->mac_type > e1000_82544) { + eecd &= ~E1000_EECD_REQ; + ew32(EECD, eecd); + } } -/****************************************************************************** - * Reads a 16 bit word from the EEPROM. - * - * hw - Struct containing variables accessed by shared code - *****************************************************************************/ +/** + * e1000_spi_eeprom_ready - Reads a 16 bit word from the EEPROM. + * @hw: Struct containing variables accessed by shared code + */ static s32 e1000_spi_eeprom_ready(struct e1000_hw *hw) { - u16 retry_count = 0; - u8 spi_stat_reg; - - DEBUGFUNC("e1000_spi_eeprom_ready"); - - /* Read "Status Register" repeatedly until the LSB is cleared. The - * EEPROM will signal that the command has been completed by clearing - * bit 0 of the internal status register. If it's not cleared within - * 5 milliseconds, then error out. - */ - retry_count = 0; - do { - e1000_shift_out_ee_bits(hw, EEPROM_RDSR_OPCODE_SPI, - hw->eeprom.opcode_bits); - spi_stat_reg = (u8)e1000_shift_in_ee_bits(hw, 8); - if (!(spi_stat_reg & EEPROM_STATUS_RDY_SPI)) - break; - - udelay(5); - retry_count += 5; - - e1000_standby_eeprom(hw); - } while (retry_count < EEPROM_MAX_RETRY_SPI); - - /* ATMEL SPI write time could vary from 0-20mSec on 3.3V devices (and - * only 0-5mSec on 5V devices) - */ - if (retry_count >= EEPROM_MAX_RETRY_SPI) { - DEBUGOUT("SPI EEPROM Status error\n"); - return -E1000_ERR_EEPROM; - } - - return E1000_SUCCESS; -} - -/****************************************************************************** - * Reads a 16 bit word from the EEPROM. - * - * hw - Struct containing variables accessed by shared code - * offset - offset of word in the EEPROM to read - * data - word read from the EEPROM - * words - number of words to read - *****************************************************************************/ -s32 e1000_read_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data) -{ - s32 ret; - spin_lock(&e1000_eeprom_lock); - ret = e1000_do_read_eeprom(hw, offset, words, data); - spin_unlock(&e1000_eeprom_lock); - return ret; -} - -static s32 e1000_do_read_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data) -{ - struct e1000_eeprom_info *eeprom = &hw->eeprom; - u32 i = 0; - - DEBUGFUNC("e1000_read_eeprom"); - - /* If eeprom is not yet detected, do so now */ - if (eeprom->word_size == 0) - e1000_init_eeprom_params(hw); - - /* A check for invalid values: offset too large, too many words, and not - * enough words. - */ - if ((offset >= eeprom->word_size) || (words > eeprom->word_size - offset) || - (words == 0)) { - DEBUGOUT2("\"words\" parameter out of bounds. Words = %d, size = %d\n", offset, eeprom->word_size); - return -E1000_ERR_EEPROM; - } - - /* EEPROM's that don't use EERD to read require us to bit-bang the SPI - * directly. In this case, we need to acquire the EEPROM so that - * FW or other port software does not interrupt. - */ - if (e1000_is_onboard_nvm_eeprom(hw) && !hw->eeprom.use_eerd) { - /* Prepare the EEPROM for bit-bang reading */ - if (e1000_acquire_eeprom(hw) != E1000_SUCCESS) - return -E1000_ERR_EEPROM; - } - - /* Eerd register EEPROM access requires no eeprom aquire/release */ - if (eeprom->use_eerd) - return e1000_read_eeprom_eerd(hw, offset, words, data); - - /* ICH EEPROM access is done via the ICH flash controller */ - if (eeprom->type == e1000_eeprom_ich8) - return e1000_read_eeprom_ich8(hw, offset, words, data); - - /* Set up the SPI or Microwire EEPROM for bit-bang reading. We have - * acquired the EEPROM at this point, so any returns should relase it */ - if (eeprom->type == e1000_eeprom_spi) { - u16 word_in; - u8 read_opcode = EEPROM_READ_OPCODE_SPI; - - if (e1000_spi_eeprom_ready(hw)) { - e1000_release_eeprom(hw); - return -E1000_ERR_EEPROM; - } - - e1000_standby_eeprom(hw); - - /* Some SPI eeproms use the 8th address bit embedded in the opcode */ - if ((eeprom->address_bits == 8) && (offset >= 128)) - read_opcode |= EEPROM_A8_OPCODE_SPI; - - /* Send the READ command (opcode + addr) */ - e1000_shift_out_ee_bits(hw, read_opcode, eeprom->opcode_bits); - e1000_shift_out_ee_bits(hw, (u16)(offset*2), eeprom->address_bits); - - /* Read the data. The address of the eeprom internally increments with - * each byte (spi) being read, saving on the overhead of eeprom setup - * and tear-down. The address counter will roll over if reading beyond - * the size of the eeprom, thus allowing the entire memory to be read - * starting from any offset. */ - for (i = 0; i < words; i++) { - word_in = e1000_shift_in_ee_bits(hw, 16); - data[i] = (word_in >> 8) | (word_in << 8); - } - } else if (eeprom->type == e1000_eeprom_microwire) { - for (i = 0; i < words; i++) { - /* Send the READ command (opcode + addr) */ - e1000_shift_out_ee_bits(hw, EEPROM_READ_OPCODE_MICROWIRE, - eeprom->opcode_bits); - e1000_shift_out_ee_bits(hw, (u16)(offset + i), - eeprom->address_bits); - - /* Read the data. For microwire, each word requires the overhead - * of eeprom setup and tear-down. */ - data[i] = e1000_shift_in_ee_bits(hw, 16); - e1000_standby_eeprom(hw); - } - } - - /* End this read operation */ - e1000_release_eeprom(hw); - - return E1000_SUCCESS; -} + u16 retry_count = 0; + u8 spi_stat_reg; -/****************************************************************************** - * Reads a 16 bit word from the EEPROM using the EERD register. - * - * hw - Struct containing variables accessed by shared code - * offset - offset of word in the EEPROM to read - * data - word read from the EEPROM - * words - number of words to read - *****************************************************************************/ -static s32 e1000_read_eeprom_eerd(struct e1000_hw *hw, u16 offset, u16 words, - u16 *data) -{ - u32 i, eerd = 0; - s32 error = 0; + DEBUGFUNC("e1000_spi_eeprom_ready"); - for (i = 0; i < words; i++) { - eerd = ((offset+i) << E1000_EEPROM_RW_ADDR_SHIFT) + - E1000_EEPROM_RW_REG_START; + /* Read "Status Register" repeatedly until the LSB is cleared. The + * EEPROM will signal that the command has been completed by clearing + * bit 0 of the internal status register. If it's not cleared within + * 5 milliseconds, then error out. + */ + retry_count = 0; + do { + e1000_shift_out_ee_bits(hw, EEPROM_RDSR_OPCODE_SPI, + hw->eeprom.opcode_bits); + spi_stat_reg = (u8) e1000_shift_in_ee_bits(hw, 8); + if (!(spi_stat_reg & EEPROM_STATUS_RDY_SPI)) + break; - ew32(EERD, eerd); - error = e1000_poll_eerd_eewr_done(hw, E1000_EEPROM_POLL_READ); + udelay(5); + retry_count += 5; - if (error) { - break; - } - data[i] = (er32(EERD) >> E1000_EEPROM_RW_REG_DATA); + e1000_standby_eeprom(hw); + } while (retry_count < EEPROM_MAX_RETRY_SPI); - } + /* ATMEL SPI write time could vary from 0-20mSec on 3.3V devices (and + * only 0-5mSec on 5V devices) + */ + if (retry_count >= EEPROM_MAX_RETRY_SPI) { + DEBUGOUT("SPI EEPROM Status error\n"); + return -E1000_ERR_EEPROM; + } - return error; + return E1000_SUCCESS; } -/****************************************************************************** - * Writes a 16 bit word from the EEPROM using the EEWR register. - * - * hw - Struct containing variables accessed by shared code - * offset - offset of word in the EEPROM to read - * data - word read from the EEPROM - * words - number of words to read - *****************************************************************************/ -static s32 e1000_write_eeprom_eewr(struct e1000_hw *hw, u16 offset, u16 words, - u16 *data) +/** + * e1000_read_eeprom - Reads a 16 bit word from the EEPROM. + * @hw: Struct containing variables accessed by shared code + * @offset: offset of word in the EEPROM to read + * @data: word read from the EEPROM + * @words: number of words to read + */ +s32 e1000_read_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data) { - u32 register_value = 0; - u32 i = 0; - s32 error = 0; - - if (e1000_swfw_sync_acquire(hw, E1000_SWFW_EEP_SM)) - return -E1000_ERR_SWFW_SYNC; - - for (i = 0; i < words; i++) { - register_value = (data[i] << E1000_EEPROM_RW_REG_DATA) | - ((offset+i) << E1000_EEPROM_RW_ADDR_SHIFT) | - E1000_EEPROM_RW_REG_START; - - error = e1000_poll_eerd_eewr_done(hw, E1000_EEPROM_POLL_WRITE); - if (error) { - break; - } - - ew32(EEWR, register_value); - - error = e1000_poll_eerd_eewr_done(hw, E1000_EEPROM_POLL_WRITE); - - if (error) { - break; - } - } - - e1000_swfw_sync_release(hw, E1000_SWFW_EEP_SM); - return error; + s32 ret; + spin_lock(&e1000_eeprom_lock); + ret = e1000_do_read_eeprom(hw, offset, words, data); + spin_unlock(&e1000_eeprom_lock); + return ret; } -/****************************************************************************** - * Polls the status bit (bit 1) of the EERD to determine when the read is done. - * - * hw - Struct containing variables accessed by shared code - *****************************************************************************/ -static s32 e1000_poll_eerd_eewr_done(struct e1000_hw *hw, int eerd) +static s32 e1000_do_read_eeprom(struct e1000_hw *hw, u16 offset, u16 words, + u16 *data) { - u32 attempts = 100000; - u32 i, reg = 0; - s32 done = E1000_ERR_EEPROM; - - for (i = 0; i < attempts; i++) { - if (eerd == E1000_EEPROM_POLL_READ) - reg = er32(EERD); - else - reg = er32(EEWR); - - if (reg & E1000_EEPROM_RW_REG_DONE) { - done = E1000_SUCCESS; - break; - } - udelay(5); - } - - return done; -} + struct e1000_eeprom_info *eeprom = &hw->eeprom; + u32 i = 0; -/*************************************************************************** -* Description: Determines if the onboard NVM is FLASH or EEPROM. -* -* hw - Struct containing variables accessed by shared code -****************************************************************************/ -static bool e1000_is_onboard_nvm_eeprom(struct e1000_hw *hw) -{ - u32 eecd = 0; + DEBUGFUNC("e1000_read_eeprom"); - DEBUGFUNC("e1000_is_onboard_nvm_eeprom"); + /* If eeprom is not yet detected, do so now */ + if (eeprom->word_size == 0) + e1000_init_eeprom_params(hw); + + /* A check for invalid values: offset too large, too many words, and not + * enough words. + */ + if ((offset >= eeprom->word_size) + || (words > eeprom->word_size - offset) || (words == 0)) { + DEBUGOUT2 + ("\"words\" parameter out of bounds. Words = %d, size = %d\n", + offset, eeprom->word_size); + return -E1000_ERR_EEPROM; + } - if (hw->mac_type == e1000_ich8lan) - return false; + /* EEPROM's that don't use EERD to read require us to bit-bang the SPI + * directly. In this case, we need to acquire the EEPROM so that + * FW or other port software does not interrupt. + */ + /* Prepare the EEPROM for bit-bang reading */ + if (e1000_acquire_eeprom(hw) != E1000_SUCCESS) + return -E1000_ERR_EEPROM; + + /* Set up the SPI or Microwire EEPROM for bit-bang reading. We have + * acquired the EEPROM at this point, so any returns should release it */ + if (eeprom->type == e1000_eeprom_spi) { + u16 word_in; + u8 read_opcode = EEPROM_READ_OPCODE_SPI; + + if (e1000_spi_eeprom_ready(hw)) { + e1000_release_eeprom(hw); + return -E1000_ERR_EEPROM; + } - if (hw->mac_type == e1000_82573) { - eecd = er32(EECD); + e1000_standby_eeprom(hw); + + /* Some SPI eeproms use the 8th address bit embedded in the opcode */ + if ((eeprom->address_bits == 8) && (offset >= 128)) + read_opcode |= EEPROM_A8_OPCODE_SPI; + + /* Send the READ command (opcode + addr) */ + e1000_shift_out_ee_bits(hw, read_opcode, eeprom->opcode_bits); + e1000_shift_out_ee_bits(hw, (u16) (offset * 2), + eeprom->address_bits); + + /* Read the data. The address of the eeprom internally increments with + * each byte (spi) being read, saving on the overhead of eeprom setup + * and tear-down. The address counter will roll over if reading beyond + * the size of the eeprom, thus allowing the entire memory to be read + * starting from any offset. */ + for (i = 0; i < words; i++) { + word_in = e1000_shift_in_ee_bits(hw, 16); + data[i] = (word_in >> 8) | (word_in << 8); + } + } else if (eeprom->type == e1000_eeprom_microwire) { + for (i = 0; i < words; i++) { + /* Send the READ command (opcode + addr) */ + e1000_shift_out_ee_bits(hw, + EEPROM_READ_OPCODE_MICROWIRE, + eeprom->opcode_bits); + e1000_shift_out_ee_bits(hw, (u16) (offset + i), + eeprom->address_bits); + + /* Read the data. For microwire, each word requires the overhead + * of eeprom setup and tear-down. */ + data[i] = e1000_shift_in_ee_bits(hw, 16); + e1000_standby_eeprom(hw); + } + } - /* Isolate bits 15 & 16 */ - eecd = ((eecd >> 15) & 0x03); + /* End this read operation */ + e1000_release_eeprom(hw); - /* If both bits are set, device is Flash type */ - if (eecd == 0x03) { - return false; - } - } - return true; + return E1000_SUCCESS; } -/****************************************************************************** - * Verifies that the EEPROM has a valid checksum - * - * hw - Struct containing variables accessed by shared code +/** + * e1000_validate_eeprom_checksum - Verifies that the EEPROM has a valid checksum + * @hw: Struct containing variables accessed by shared code * * Reads the first 64 16 bit words of the EEPROM and sums the values read. * If the the sum of the 64 16 bit words is 0xBABA, the EEPROM's checksum is * valid. - *****************************************************************************/ + */ s32 e1000_validate_eeprom_checksum(struct e1000_hw *hw) { - u16 checksum = 0; - u16 i, eeprom_data; - - DEBUGFUNC("e1000_validate_eeprom_checksum"); - - if ((hw->mac_type == e1000_82573) && !e1000_is_onboard_nvm_eeprom(hw)) { - /* Check bit 4 of word 10h. If it is 0, firmware is done updating - * 10h-12h. Checksum may need to be fixed. */ - e1000_read_eeprom(hw, 0x10, 1, &eeprom_data); - if ((eeprom_data & 0x10) == 0) { - /* Read 0x23 and check bit 15. This bit is a 1 when the checksum - * has already been fixed. If the checksum is still wrong and this - * bit is a 1, we need to return bad checksum. Otherwise, we need - * to set this bit to a 1 and update the checksum. */ - e1000_read_eeprom(hw, 0x23, 1, &eeprom_data); - if ((eeprom_data & 0x8000) == 0) { - eeprom_data |= 0x8000; - e1000_write_eeprom(hw, 0x23, 1, &eeprom_data); - e1000_update_eeprom_checksum(hw); - } - } - } - - if (hw->mac_type == e1000_ich8lan) { - /* Drivers must allocate the shadow ram structure for the - * EEPROM checksum to be updated. Otherwise, this bit as well - * as the checksum must both be set correctly for this - * validation to pass. - */ - e1000_read_eeprom(hw, 0x19, 1, &eeprom_data); - if ((eeprom_data & 0x40) == 0) { - eeprom_data |= 0x40; - e1000_write_eeprom(hw, 0x19, 1, &eeprom_data); - e1000_update_eeprom_checksum(hw); - } - } - - for (i = 0; i < (EEPROM_CHECKSUM_REG + 1); i++) { - if (e1000_read_eeprom(hw, i, 1, &eeprom_data) < 0) { - DEBUGOUT("EEPROM Read Error\n"); - return -E1000_ERR_EEPROM; - } - checksum += eeprom_data; - } - - if (checksum == (u16)EEPROM_SUM) - return E1000_SUCCESS; - else { - DEBUGOUT("EEPROM Checksum Invalid\n"); - return -E1000_ERR_EEPROM; - } + u16 checksum = 0; + u16 i, eeprom_data; + + DEBUGFUNC("e1000_validate_eeprom_checksum"); + + for (i = 0; i < (EEPROM_CHECKSUM_REG + 1); i++) { + if (e1000_read_eeprom(hw, i, 1, &eeprom_data) < 0) { + DEBUGOUT("EEPROM Read Error\n"); + return -E1000_ERR_EEPROM; + } + checksum += eeprom_data; + } + + if (checksum == (u16) EEPROM_SUM) + return E1000_SUCCESS; + else { + DEBUGOUT("EEPROM Checksum Invalid\n"); + return -E1000_ERR_EEPROM; + } } -/****************************************************************************** - * Calculates the EEPROM checksum and writes it to the EEPROM - * - * hw - Struct containing variables accessed by shared code +/** + * e1000_update_eeprom_checksum - Calculates/writes the EEPROM checksum + * @hw: Struct containing variables accessed by shared code * * Sums the first 63 16 bit words of the EEPROM. Subtracts the sum from 0xBABA. * Writes the difference to word offset 63 of the EEPROM. - *****************************************************************************/ + */ s32 e1000_update_eeprom_checksum(struct e1000_hw *hw) { - u32 ctrl_ext; - u16 checksum = 0; - u16 i, eeprom_data; - - DEBUGFUNC("e1000_update_eeprom_checksum"); - - for (i = 0; i < EEPROM_CHECKSUM_REG; i++) { - if (e1000_read_eeprom(hw, i, 1, &eeprom_data) < 0) { - DEBUGOUT("EEPROM Read Error\n"); - return -E1000_ERR_EEPROM; - } - checksum += eeprom_data; - } - checksum = (u16)EEPROM_SUM - checksum; - if (e1000_write_eeprom(hw, EEPROM_CHECKSUM_REG, 1, &checksum) < 0) { - DEBUGOUT("EEPROM Write Error\n"); - return -E1000_ERR_EEPROM; - } else if (hw->eeprom.type == e1000_eeprom_flash) { - e1000_commit_shadow_ram(hw); - } else if (hw->eeprom.type == e1000_eeprom_ich8) { - e1000_commit_shadow_ram(hw); - /* Reload the EEPROM, or else modifications will not appear - * until after next adapter reset. */ - ctrl_ext = er32(CTRL_EXT); - ctrl_ext |= E1000_CTRL_EXT_EE_RST; - ew32(CTRL_EXT, ctrl_ext); - msleep(10); - } - return E1000_SUCCESS; + u16 checksum = 0; + u16 i, eeprom_data; + + DEBUGFUNC("e1000_update_eeprom_checksum"); + + for (i = 0; i < EEPROM_CHECKSUM_REG; i++) { + if (e1000_read_eeprom(hw, i, 1, &eeprom_data) < 0) { + DEBUGOUT("EEPROM Read Error\n"); + return -E1000_ERR_EEPROM; + } + checksum += eeprom_data; + } + checksum = (u16) EEPROM_SUM - checksum; + if (e1000_write_eeprom(hw, EEPROM_CHECKSUM_REG, 1, &checksum) < 0) { + DEBUGOUT("EEPROM Write Error\n"); + return -E1000_ERR_EEPROM; + } + return E1000_SUCCESS; } -/****************************************************************************** - * Parent function for writing words to the different EEPROM types. - * - * hw - Struct containing variables accessed by shared code - * offset - offset within the EEPROM to be written to - * words - number of words to write - * data - 16 bit word to be written to the EEPROM +/** + * e1000_write_eeprom - write words to the different EEPROM types. + * @hw: Struct containing variables accessed by shared code + * @offset: offset within the EEPROM to be written to + * @words: number of words to write + * @data: 16 bit word to be written to the EEPROM * * If e1000_update_eeprom_checksum is not called after this function, the * EEPROM will most likely contain an invalid checksum. - *****************************************************************************/ + */ s32 e1000_write_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data) { - s32 ret; - spin_lock(&e1000_eeprom_lock); - ret = e1000_do_write_eeprom(hw, offset, words, data); - spin_unlock(&e1000_eeprom_lock); - return ret; + s32 ret; + spin_lock(&e1000_eeprom_lock); + ret = e1000_do_write_eeprom(hw, offset, words, data); + spin_unlock(&e1000_eeprom_lock); + return ret; } - -static s32 e1000_do_write_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data) +static s32 e1000_do_write_eeprom(struct e1000_hw *hw, u16 offset, u16 words, + u16 *data) { - struct e1000_eeprom_info *eeprom = &hw->eeprom; - s32 status = 0; - - DEBUGFUNC("e1000_write_eeprom"); - - /* If eeprom is not yet detected, do so now */ - if (eeprom->word_size == 0) - e1000_init_eeprom_params(hw); - - /* A check for invalid values: offset too large, too many words, and not - * enough words. - */ - if ((offset >= eeprom->word_size) || (words > eeprom->word_size - offset) || - (words == 0)) { - DEBUGOUT("\"words\" parameter out of bounds\n"); - return -E1000_ERR_EEPROM; - } - - /* 82573 writes only through eewr */ - if (eeprom->use_eewr) - return e1000_write_eeprom_eewr(hw, offset, words, data); - - if (eeprom->type == e1000_eeprom_ich8) - return e1000_write_eeprom_ich8(hw, offset, words, data); - - /* Prepare the EEPROM for writing */ - if (e1000_acquire_eeprom(hw) != E1000_SUCCESS) - return -E1000_ERR_EEPROM; - - if (eeprom->type == e1000_eeprom_microwire) { - status = e1000_write_eeprom_microwire(hw, offset, words, data); - } else { - status = e1000_write_eeprom_spi(hw, offset, words, data); - msleep(10); - } - - /* Done with writing */ - e1000_release_eeprom(hw); - - return status; + struct e1000_eeprom_info *eeprom = &hw->eeprom; + s32 status = 0; + + DEBUGFUNC("e1000_write_eeprom"); + + /* If eeprom is not yet detected, do so now */ + if (eeprom->word_size == 0) + e1000_init_eeprom_params(hw); + + /* A check for invalid values: offset too large, too many words, and not + * enough words. + */ + if ((offset >= eeprom->word_size) + || (words > eeprom->word_size - offset) || (words == 0)) { + DEBUGOUT("\"words\" parameter out of bounds\n"); + return -E1000_ERR_EEPROM; + } + + /* Prepare the EEPROM for writing */ + if (e1000_acquire_eeprom(hw) != E1000_SUCCESS) + return -E1000_ERR_EEPROM; + + if (eeprom->type == e1000_eeprom_microwire) { + status = e1000_write_eeprom_microwire(hw, offset, words, data); + } else { + status = e1000_write_eeprom_spi(hw, offset, words, data); + msleep(10); + } + + /* Done with writing */ + e1000_release_eeprom(hw); + + return status; } -/****************************************************************************** - * Writes a 16 bit word to a given offset in an SPI EEPROM. - * - * hw - Struct containing variables accessed by shared code - * offset - offset within the EEPROM to be written to - * words - number of words to write - * data - pointer to array of 8 bit words to be written to the EEPROM - * - *****************************************************************************/ +/** + * e1000_write_eeprom_spi - Writes a 16 bit word to a given offset in an SPI EEPROM. + * @hw: Struct containing variables accessed by shared code + * @offset: offset within the EEPROM to be written to + * @words: number of words to write + * @data: pointer to array of 8 bit words to be written to the EEPROM + */ static s32 e1000_write_eeprom_spi(struct e1000_hw *hw, u16 offset, u16 words, u16 *data) { - struct e1000_eeprom_info *eeprom = &hw->eeprom; - u16 widx = 0; + struct e1000_eeprom_info *eeprom = &hw->eeprom; + u16 widx = 0; - DEBUGFUNC("e1000_write_eeprom_spi"); + DEBUGFUNC("e1000_write_eeprom_spi"); - while (widx < words) { - u8 write_opcode = EEPROM_WRITE_OPCODE_SPI; + while (widx < words) { + u8 write_opcode = EEPROM_WRITE_OPCODE_SPI; - if (e1000_spi_eeprom_ready(hw)) return -E1000_ERR_EEPROM; + if (e1000_spi_eeprom_ready(hw)) + return -E1000_ERR_EEPROM; - e1000_standby_eeprom(hw); + e1000_standby_eeprom(hw); - /* Send the WRITE ENABLE command (8 bit opcode ) */ - e1000_shift_out_ee_bits(hw, EEPROM_WREN_OPCODE_SPI, - eeprom->opcode_bits); + /* Send the WRITE ENABLE command (8 bit opcode ) */ + e1000_shift_out_ee_bits(hw, EEPROM_WREN_OPCODE_SPI, + eeprom->opcode_bits); - e1000_standby_eeprom(hw); + e1000_standby_eeprom(hw); - /* Some SPI eeproms use the 8th address bit embedded in the opcode */ - if ((eeprom->address_bits == 8) && (offset >= 128)) - write_opcode |= EEPROM_A8_OPCODE_SPI; + /* Some SPI eeproms use the 8th address bit embedded in the opcode */ + if ((eeprom->address_bits == 8) && (offset >= 128)) + write_opcode |= EEPROM_A8_OPCODE_SPI; - /* Send the Write command (8-bit opcode + addr) */ - e1000_shift_out_ee_bits(hw, write_opcode, eeprom->opcode_bits); + /* Send the Write command (8-bit opcode + addr) */ + e1000_shift_out_ee_bits(hw, write_opcode, eeprom->opcode_bits); - e1000_shift_out_ee_bits(hw, (u16)((offset + widx)*2), - eeprom->address_bits); + e1000_shift_out_ee_bits(hw, (u16) ((offset + widx) * 2), + eeprom->address_bits); - /* Send the data */ + /* Send the data */ - /* Loop to allow for up to whole page write (32 bytes) of eeprom */ - while (widx < words) { - u16 word_out = data[widx]; - word_out = (word_out >> 8) | (word_out << 8); - e1000_shift_out_ee_bits(hw, word_out, 16); - widx++; + /* Loop to allow for up to whole page write (32 bytes) of eeprom */ + while (widx < words) { + u16 word_out = data[widx]; + word_out = (word_out >> 8) | (word_out << 8); + e1000_shift_out_ee_bits(hw, word_out, 16); + widx++; - /* Some larger eeprom sizes are capable of a 32-byte PAGE WRITE - * operation, while the smaller eeproms are capable of an 8-byte - * PAGE WRITE operation. Break the inner loop to pass new address - */ - if ((((offset + widx)*2) % eeprom->page_size) == 0) { - e1000_standby_eeprom(hw); - break; - } - } - } + /* Some larger eeprom sizes are capable of a 32-byte PAGE WRITE + * operation, while the smaller eeproms are capable of an 8-byte + * PAGE WRITE operation. Break the inner loop to pass new address + */ + if ((((offset + widx) * 2) % eeprom->page_size) == 0) { + e1000_standby_eeprom(hw); + break; + } + } + } - return E1000_SUCCESS; + return E1000_SUCCESS; } -/****************************************************************************** - * Writes a 16 bit word to a given offset in a Microwire EEPROM. - * - * hw - Struct containing variables accessed by shared code - * offset - offset within the EEPROM to be written to - * words - number of words to write - * data - pointer to array of 16 bit words to be written to the EEPROM - * - *****************************************************************************/ +/** + * e1000_write_eeprom_microwire - Writes a 16 bit word to a given offset in a Microwire EEPROM. + * @hw: Struct containing variables accessed by shared code + * @offset: offset within the EEPROM to be written to + * @words: number of words to write + * @data: pointer to array of 8 bit words to be written to the EEPROM + */ static s32 e1000_write_eeprom_microwire(struct e1000_hw *hw, u16 offset, u16 words, u16 *data) { - struct e1000_eeprom_info *eeprom = &hw->eeprom; - u32 eecd; - u16 words_written = 0; - u16 i = 0; - - DEBUGFUNC("e1000_write_eeprom_microwire"); - - /* Send the write enable command to the EEPROM (3-bit opcode plus - * 6/8-bit dummy address beginning with 11). It's less work to include - * the 11 of the dummy address as part of the opcode than it is to shift - * it over the correct number of bits for the address. This puts the - * EEPROM into write/erase mode. - */ - e1000_shift_out_ee_bits(hw, EEPROM_EWEN_OPCODE_MICROWIRE, - (u16)(eeprom->opcode_bits + 2)); - - e1000_shift_out_ee_bits(hw, 0, (u16)(eeprom->address_bits - 2)); - - /* Prepare the EEPROM */ - e1000_standby_eeprom(hw); - - while (words_written < words) { - /* Send the Write command (3-bit opcode + addr) */ - e1000_shift_out_ee_bits(hw, EEPROM_WRITE_OPCODE_MICROWIRE, - eeprom->opcode_bits); - - e1000_shift_out_ee_bits(hw, (u16)(offset + words_written), - eeprom->address_bits); - - /* Send the data */ - e1000_shift_out_ee_bits(hw, data[words_written], 16); - - /* Toggle the CS line. This in effect tells the EEPROM to execute - * the previous command. - */ - e1000_standby_eeprom(hw); - - /* Read DO repeatedly until it is high (equal to '1'). The EEPROM will - * signal that the command has been completed by raising the DO signal. - * If DO does not go high in 10 milliseconds, then error out. - */ - for (i = 0; i < 200; i++) { - eecd = er32(EECD); - if (eecd & E1000_EECD_DO) break; - udelay(50); - } - if (i == 200) { - DEBUGOUT("EEPROM Write did not complete\n"); - return -E1000_ERR_EEPROM; - } - - /* Recover from write */ - e1000_standby_eeprom(hw); - - words_written++; - } - - /* Send the write disable command to the EEPROM (3-bit opcode plus - * 6/8-bit dummy address beginning with 10). It's less work to include - * the 10 of the dummy address as part of the opcode than it is to shift - * it over the correct number of bits for the address. This takes the - * EEPROM out of write/erase mode. - */ - e1000_shift_out_ee_bits(hw, EEPROM_EWDS_OPCODE_MICROWIRE, - (u16)(eeprom->opcode_bits + 2)); - - e1000_shift_out_ee_bits(hw, 0, (u16)(eeprom->address_bits - 2)); - - return E1000_SUCCESS; -} + struct e1000_eeprom_info *eeprom = &hw->eeprom; + u32 eecd; + u16 words_written = 0; + u16 i = 0; -/****************************************************************************** - * Flushes the cached eeprom to NVM. This is done by saving the modified values - * in the eeprom cache and the non modified values in the currently active bank - * to the new bank. - * - * hw - Struct containing variables accessed by shared code - * offset - offset of word in the EEPROM to read - * data - word read from the EEPROM - * words - number of words to read - *****************************************************************************/ -static s32 e1000_commit_shadow_ram(struct e1000_hw *hw) -{ - u32 attempts = 100000; - u32 eecd = 0; - u32 flop = 0; - u32 i = 0; - s32 error = E1000_SUCCESS; - u32 old_bank_offset = 0; - u32 new_bank_offset = 0; - u8 low_byte = 0; - u8 high_byte = 0; - bool sector_write_failed = false; - - if (hw->mac_type == e1000_82573) { - /* The flop register will be used to determine if flash type is STM */ - flop = er32(FLOP); - for (i=0; i < attempts; i++) { - eecd = er32(EECD); - if ((eecd & E1000_EECD_FLUPD) == 0) { - break; - } - udelay(5); - } - - if (i == attempts) { - return -E1000_ERR_EEPROM; - } - - /* If STM opcode located in bits 15:8 of flop, reset firmware */ - if ((flop & 0xFF00) == E1000_STM_OPCODE) { - ew32(HICR, E1000_HICR_FW_RESET); - } - - /* Perform the flash update */ - ew32(EECD, eecd | E1000_EECD_FLUPD); - - for (i=0; i < attempts; i++) { - eecd = er32(EECD); - if ((eecd & E1000_EECD_FLUPD) == 0) { - break; - } - udelay(5); - } - - if (i == attempts) { - return -E1000_ERR_EEPROM; - } - } - - if (hw->mac_type == e1000_ich8lan && hw->eeprom_shadow_ram != NULL) { - /* We're writing to the opposite bank so if we're on bank 1, - * write to bank 0 etc. We also need to erase the segment that - * is going to be written */ - if (!(er32(EECD) & E1000_EECD_SEC1VAL)) { - new_bank_offset = hw->flash_bank_size * 2; - old_bank_offset = 0; - e1000_erase_ich8_4k_segment(hw, 1); - } else { - old_bank_offset = hw->flash_bank_size * 2; - new_bank_offset = 0; - e1000_erase_ich8_4k_segment(hw, 0); - } - - sector_write_failed = false; - /* Loop for every byte in the shadow RAM, - * which is in units of words. */ - for (i = 0; i < E1000_SHADOW_RAM_WORDS; i++) { - /* Determine whether to write the value stored - * in the other NVM bank or a modified value stored - * in the shadow RAM */ - if (hw->eeprom_shadow_ram[i].modified) { - low_byte = (u8)hw->eeprom_shadow_ram[i].eeprom_word; - udelay(100); - error = e1000_verify_write_ich8_byte(hw, - (i << 1) + new_bank_offset, low_byte); - - if (error != E1000_SUCCESS) - sector_write_failed = true; - else { - high_byte = - (u8)(hw->eeprom_shadow_ram[i].eeprom_word >> 8); - udelay(100); - } - } else { - e1000_read_ich8_byte(hw, (i << 1) + old_bank_offset, - &low_byte); - udelay(100); - error = e1000_verify_write_ich8_byte(hw, - (i << 1) + new_bank_offset, low_byte); - - if (error != E1000_SUCCESS) - sector_write_failed = true; - else { - e1000_read_ich8_byte(hw, (i << 1) + old_bank_offset + 1, - &high_byte); - udelay(100); - } - } - - /* If the write of the low byte was successful, go ahead and - * write the high byte while checking to make sure that if it - * is the signature byte, then it is handled properly */ - if (!sector_write_failed) { - /* If the word is 0x13, then make sure the signature bits - * (15:14) are 11b until the commit has completed. - * This will allow us to write 10b which indicates the - * signature is valid. We want to do this after the write - * has completed so that we don't mark the segment valid - * while the write is still in progress */ - if (i == E1000_ICH_NVM_SIG_WORD) - high_byte = E1000_ICH_NVM_SIG_MASK | high_byte; - - error = e1000_verify_write_ich8_byte(hw, - (i << 1) + new_bank_offset + 1, high_byte); - if (error != E1000_SUCCESS) - sector_write_failed = true; - - } else { - /* If the write failed then break from the loop and - * return an error */ - break; - } - } - - /* Don't bother writing the segment valid bits if sector - * programming failed. */ - if (!sector_write_failed) { - /* Finally validate the new segment by setting bit 15:14 - * to 10b in word 0x13 , this can be done without an - * erase as well since these bits are 11 to start with - * and we need to change bit 14 to 0b */ - e1000_read_ich8_byte(hw, - E1000_ICH_NVM_SIG_WORD * 2 + 1 + new_bank_offset, - &high_byte); - high_byte &= 0xBF; - error = e1000_verify_write_ich8_byte(hw, - E1000_ICH_NVM_SIG_WORD * 2 + 1 + new_bank_offset, high_byte); - /* And invalidate the previously valid segment by setting - * its signature word (0x13) high_byte to 0b. This can be - * done without an erase because flash erase sets all bits - * to 1's. We can write 1's to 0's without an erase */ - if (error == E1000_SUCCESS) { - error = e1000_verify_write_ich8_byte(hw, - E1000_ICH_NVM_SIG_WORD * 2 + 1 + old_bank_offset, 0); - } - - /* Clear the now not used entry in the cache */ - for (i = 0; i < E1000_SHADOW_RAM_WORDS; i++) { - hw->eeprom_shadow_ram[i].modified = false; - hw->eeprom_shadow_ram[i].eeprom_word = 0xFFFF; - } - } - } - - return error; + DEBUGFUNC("e1000_write_eeprom_microwire"); + + /* Send the write enable command to the EEPROM (3-bit opcode plus + * 6/8-bit dummy address beginning with 11). It's less work to include + * the 11 of the dummy address as part of the opcode than it is to shift + * it over the correct number of bits for the address. This puts the + * EEPROM into write/erase mode. + */ + e1000_shift_out_ee_bits(hw, EEPROM_EWEN_OPCODE_MICROWIRE, + (u16) (eeprom->opcode_bits + 2)); + + e1000_shift_out_ee_bits(hw, 0, (u16) (eeprom->address_bits - 2)); + + /* Prepare the EEPROM */ + e1000_standby_eeprom(hw); + + while (words_written < words) { + /* Send the Write command (3-bit opcode + addr) */ + e1000_shift_out_ee_bits(hw, EEPROM_WRITE_OPCODE_MICROWIRE, + eeprom->opcode_bits); + + e1000_shift_out_ee_bits(hw, (u16) (offset + words_written), + eeprom->address_bits); + + /* Send the data */ + e1000_shift_out_ee_bits(hw, data[words_written], 16); + + /* Toggle the CS line. This in effect tells the EEPROM to execute + * the previous command. + */ + e1000_standby_eeprom(hw); + + /* Read DO repeatedly until it is high (equal to '1'). The EEPROM will + * signal that the command has been completed by raising the DO signal. + * If DO does not go high in 10 milliseconds, then error out. + */ + for (i = 0; i < 200; i++) { + eecd = er32(EECD); + if (eecd & E1000_EECD_DO) + break; + udelay(50); + } + if (i == 200) { + DEBUGOUT("EEPROM Write did not complete\n"); + return -E1000_ERR_EEPROM; + } + + /* Recover from write */ + e1000_standby_eeprom(hw); + + words_written++; + } + + /* Send the write disable command to the EEPROM (3-bit opcode plus + * 6/8-bit dummy address beginning with 10). It's less work to include + * the 10 of the dummy address as part of the opcode than it is to shift + * it over the correct number of bits for the address. This takes the + * EEPROM out of write/erase mode. + */ + e1000_shift_out_ee_bits(hw, EEPROM_EWDS_OPCODE_MICROWIRE, + (u16) (eeprom->opcode_bits + 2)); + + e1000_shift_out_ee_bits(hw, 0, (u16) (eeprom->address_bits - 2)); + + return E1000_SUCCESS; } -/****************************************************************************** +/** + * e1000_read_mac_addr - read the adapters MAC from eeprom + * @hw: Struct containing variables accessed by shared code + * * Reads the adapter's MAC address from the EEPROM and inverts the LSB for the * second function of dual function devices - * - * hw - Struct containing variables accessed by shared code - *****************************************************************************/ + */ s32 e1000_read_mac_addr(struct e1000_hw *hw) { - u16 offset; - u16 eeprom_data, i; - - DEBUGFUNC("e1000_read_mac_addr"); - - for (i = 0; i < NODE_ADDRESS_SIZE; i += 2) { - offset = i >> 1; - if (e1000_read_eeprom(hw, offset, 1, &eeprom_data) < 0) { - DEBUGOUT("EEPROM Read Error\n"); - return -E1000_ERR_EEPROM; - } - hw->perm_mac_addr[i] = (u8)(eeprom_data & 0x00FF); - hw->perm_mac_addr[i+1] = (u8)(eeprom_data >> 8); - } - - switch (hw->mac_type) { - default: - break; - case e1000_82546: - case e1000_82546_rev_3: - case e1000_82571: - case e1000_80003es2lan: - if (er32(STATUS) & E1000_STATUS_FUNC_1) - hw->perm_mac_addr[5] ^= 0x01; - break; - } - - for (i = 0; i < NODE_ADDRESS_SIZE; i++) - hw->mac_addr[i] = hw->perm_mac_addr[i]; - return E1000_SUCCESS; + u16 offset; + u16 eeprom_data, i; + + DEBUGFUNC("e1000_read_mac_addr"); + + for (i = 0; i < NODE_ADDRESS_SIZE; i += 2) { + offset = i >> 1; + if (e1000_read_eeprom(hw, offset, 1, &eeprom_data) < 0) { + DEBUGOUT("EEPROM Read Error\n"); + return -E1000_ERR_EEPROM; + } + hw->perm_mac_addr[i] = (u8) (eeprom_data & 0x00FF); + hw->perm_mac_addr[i + 1] = (u8) (eeprom_data >> 8); + } + + switch (hw->mac_type) { + default: + break; + case e1000_82546: + case e1000_82546_rev_3: + if (er32(STATUS) & E1000_STATUS_FUNC_1) + hw->perm_mac_addr[5] ^= 0x01; + break; + } + + for (i = 0; i < NODE_ADDRESS_SIZE; i++) + hw->mac_addr[i] = hw->perm_mac_addr[i]; + return E1000_SUCCESS; } -/****************************************************************************** - * Initializes receive address filters. - * - * hw - Struct containing variables accessed by shared code +/** + * e1000_init_rx_addrs - Initializes receive address filters. + * @hw: Struct containing variables accessed by shared code * * Places the MAC address in receive address register 0 and clears the rest - * of the receive addresss registers. Clears the multicast table. Assumes + * of the receive address registers. Clears the multicast table. Assumes * the receiver is in reset when the routine is called. - *****************************************************************************/ + */ static void e1000_init_rx_addrs(struct e1000_hw *hw) { - u32 i; - u32 rar_num; - - DEBUGFUNC("e1000_init_rx_addrs"); - - /* Setup the receive address. */ - DEBUGOUT("Programming MAC Address into RAR[0]\n"); - - e1000_rar_set(hw, hw->mac_addr, 0); - - rar_num = E1000_RAR_ENTRIES; - - /* Reserve a spot for the Locally Administered Address to work around - * an 82571 issue in which a reset on one port will reload the MAC on - * the other port. */ - if ((hw->mac_type == e1000_82571) && (hw->laa_is_present)) - rar_num -= 1; - if (hw->mac_type == e1000_ich8lan) - rar_num = E1000_RAR_ENTRIES_ICH8LAN; - - /* Zero out the other 15 receive addresses. */ - DEBUGOUT("Clearing RAR[1-15]\n"); - for (i = 1; i < rar_num; i++) { - E1000_WRITE_REG_ARRAY(hw, RA, (i << 1), 0); - E1000_WRITE_FLUSH(); - E1000_WRITE_REG_ARRAY(hw, RA, ((i << 1) + 1), 0); - E1000_WRITE_FLUSH(); - } + u32 i; + u32 rar_num; + + DEBUGFUNC("e1000_init_rx_addrs"); + + /* Setup the receive address. */ + DEBUGOUT("Programming MAC Address into RAR[0]\n"); + + e1000_rar_set(hw, hw->mac_addr, 0); + + rar_num = E1000_RAR_ENTRIES; + + /* Zero out the other 15 receive addresses. */ + DEBUGOUT("Clearing RAR[1-15]\n"); + for (i = 1; i < rar_num; i++) { + E1000_WRITE_REG_ARRAY(hw, RA, (i << 1), 0); + E1000_WRITE_FLUSH(); + E1000_WRITE_REG_ARRAY(hw, RA, ((i << 1) + 1), 0); + E1000_WRITE_FLUSH(); + } } -/****************************************************************************** - * Hashes an address to determine its location in the multicast table - * - * hw - Struct containing variables accessed by shared code - * mc_addr - the multicast address to hash - *****************************************************************************/ +/** + * e1000_hash_mc_addr - Hashes an address to determine its location in the multicast table + * @hw: Struct containing variables accessed by shared code + * @mc_addr: the multicast address to hash + */ u32 e1000_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr) { - u32 hash_value = 0; - - /* The portion of the address that is used for the hash table is - * determined by the mc_filter_type setting. - */ - switch (hw->mc_filter_type) { - /* [0] [1] [2] [3] [4] [5] - * 01 AA 00 12 34 56 - * LSB MSB - */ - case 0: - if (hw->mac_type == e1000_ich8lan) { - /* [47:38] i.e. 0x158 for above example address */ - hash_value = ((mc_addr[4] >> 6) | (((u16)mc_addr[5]) << 2)); - } else { - /* [47:36] i.e. 0x563 for above example address */ - hash_value = ((mc_addr[4] >> 4) | (((u16)mc_addr[5]) << 4)); - } - break; - case 1: - if (hw->mac_type == e1000_ich8lan) { - /* [46:37] i.e. 0x2B1 for above example address */ - hash_value = ((mc_addr[4] >> 5) | (((u16)mc_addr[5]) << 3)); - } else { - /* [46:35] i.e. 0xAC6 for above example address */ - hash_value = ((mc_addr[4] >> 3) | (((u16)mc_addr[5]) << 5)); - } - break; - case 2: - if (hw->mac_type == e1000_ich8lan) { - /*[45:36] i.e. 0x163 for above example address */ - hash_value = ((mc_addr[4] >> 4) | (((u16)mc_addr[5]) << 4)); - } else { - /* [45:34] i.e. 0x5D8 for above example address */ - hash_value = ((mc_addr[4] >> 2) | (((u16)mc_addr[5]) << 6)); - } - break; - case 3: - if (hw->mac_type == e1000_ich8lan) { - /* [43:34] i.e. 0x18D for above example address */ - hash_value = ((mc_addr[4] >> 2) | (((u16)mc_addr[5]) << 6)); - } else { - /* [43:32] i.e. 0x634 for above example address */ - hash_value = ((mc_addr[4]) | (((u16)mc_addr[5]) << 8)); - } - break; - } - - hash_value &= 0xFFF; - if (hw->mac_type == e1000_ich8lan) - hash_value &= 0x3FF; - - return hash_value; + u32 hash_value = 0; + + /* The portion of the address that is used for the hash table is + * determined by the mc_filter_type setting. + */ + switch (hw->mc_filter_type) { + /* [0] [1] [2] [3] [4] [5] + * 01 AA 00 12 34 56 + * LSB MSB + */ + case 0: + /* [47:36] i.e. 0x563 for above example address */ + hash_value = ((mc_addr[4] >> 4) | (((u16) mc_addr[5]) << 4)); + break; + case 1: + /* [46:35] i.e. 0xAC6 for above example address */ + hash_value = ((mc_addr[4] >> 3) | (((u16) mc_addr[5]) << 5)); + break; + case 2: + /* [45:34] i.e. 0x5D8 for above example address */ + hash_value = ((mc_addr[4] >> 2) | (((u16) mc_addr[5]) << 6)); + break; + case 3: + /* [43:32] i.e. 0x634 for above example address */ + hash_value = ((mc_addr[4]) | (((u16) mc_addr[5]) << 8)); + break; + } + + hash_value &= 0xFFF; + return hash_value; } -/****************************************************************************** - * Puts an ethernet address into a receive address register. - * - * hw - Struct containing variables accessed by shared code - * addr - Address to put into receive address register - * index - Receive address register to write - *****************************************************************************/ +/** + * e1000_rar_set - Puts an ethernet address into a receive address register. + * @hw: Struct containing variables accessed by shared code + * @addr: Address to put into receive address register + * @index: Receive address register to write + */ void e1000_rar_set(struct e1000_hw *hw, u8 *addr, u32 index) { - u32 rar_low, rar_high; - - /* HW expects these in little endian so we reverse the byte order - * from network order (big endian) to little endian - */ - rar_low = ((u32)addr[0] | ((u32)addr[1] << 8) | - ((u32)addr[2] << 16) | ((u32)addr[3] << 24)); - rar_high = ((u32)addr[4] | ((u32)addr[5] << 8)); - - /* Disable Rx and flush all Rx frames before enabling RSS to avoid Rx - * unit hang. - * - * Description: - * If there are any Rx frames queued up or otherwise present in the HW - * before RSS is enabled, and then we enable RSS, the HW Rx unit will - * hang. To work around this issue, we have to disable receives and - * flush out all Rx frames before we enable RSS. To do so, we modify we - * redirect all Rx traffic to manageability and then reset the HW. - * This flushes away Rx frames, and (since the redirections to - * manageability persists across resets) keeps new ones from coming in - * while we work. Then, we clear the Address Valid AV bit for all MAC - * addresses and undo the re-direction to manageability. - * Now, frames are coming in again, but the MAC won't accept them, so - * far so good. We now proceed to initialize RSS (if necessary) and - * configure the Rx unit. Last, we re-enable the AV bits and continue - * on our merry way. - */ - switch (hw->mac_type) { - case e1000_82571: - case e1000_82572: - case e1000_80003es2lan: - if (hw->leave_av_bit_off) - break; - default: - /* Indicate to hardware the Address is Valid. */ - rar_high |= E1000_RAH_AV; - break; - } - - E1000_WRITE_REG_ARRAY(hw, RA, (index << 1), rar_low); - E1000_WRITE_FLUSH(); - E1000_WRITE_REG_ARRAY(hw, RA, ((index << 1) + 1), rar_high); - E1000_WRITE_FLUSH(); + u32 rar_low, rar_high; + + /* HW expects these in little endian so we reverse the byte order + * from network order (big endian) to little endian + */ + rar_low = ((u32) addr[0] | ((u32) addr[1] << 8) | + ((u32) addr[2] << 16) | ((u32) addr[3] << 24)); + rar_high = ((u32) addr[4] | ((u32) addr[5] << 8)); + + /* Disable Rx and flush all Rx frames before enabling RSS to avoid Rx + * unit hang. + * + * Description: + * If there are any Rx frames queued up or otherwise present in the HW + * before RSS is enabled, and then we enable RSS, the HW Rx unit will + * hang. To work around this issue, we have to disable receives and + * flush out all Rx frames before we enable RSS. To do so, we modify we + * redirect all Rx traffic to manageability and then reset the HW. + * This flushes away Rx frames, and (since the redirections to + * manageability persists across resets) keeps new ones from coming in + * while we work. Then, we clear the Address Valid AV bit for all MAC + * addresses and undo the re-direction to manageability. + * Now, frames are coming in again, but the MAC won't accept them, so + * far so good. We now proceed to initialize RSS (if necessary) and + * configure the Rx unit. Last, we re-enable the AV bits and continue + * on our merry way. + */ + switch (hw->mac_type) { + default: + /* Indicate to hardware the Address is Valid. */ + rar_high |= E1000_RAH_AV; + break; + } + + E1000_WRITE_REG_ARRAY(hw, RA, (index << 1), rar_low); + E1000_WRITE_FLUSH(); + E1000_WRITE_REG_ARRAY(hw, RA, ((index << 1) + 1), rar_high); + E1000_WRITE_FLUSH(); } -/****************************************************************************** - * Writes a value to the specified offset in the VLAN filter table. - * - * hw - Struct containing variables accessed by shared code - * offset - Offset in VLAN filer table to write - * value - Value to write into VLAN filter table - *****************************************************************************/ +/** + * e1000_write_vfta - Writes a value to the specified offset in the VLAN filter table. + * @hw: Struct containing variables accessed by shared code + * @offset: Offset in VLAN filer table to write + * @value: Value to write into VLAN filter table + */ void e1000_write_vfta(struct e1000_hw *hw, u32 offset, u32 value) { - u32 temp; - - if (hw->mac_type == e1000_ich8lan) - return; - - if ((hw->mac_type == e1000_82544) && ((offset & 0x1) == 1)) { - temp = E1000_READ_REG_ARRAY(hw, VFTA, (offset - 1)); - E1000_WRITE_REG_ARRAY(hw, VFTA, offset, value); - E1000_WRITE_FLUSH(); - E1000_WRITE_REG_ARRAY(hw, VFTA, (offset - 1), temp); - E1000_WRITE_FLUSH(); - } else { - E1000_WRITE_REG_ARRAY(hw, VFTA, offset, value); - E1000_WRITE_FLUSH(); - } + u32 temp; + + if ((hw->mac_type == e1000_82544) && ((offset & 0x1) == 1)) { + temp = E1000_READ_REG_ARRAY(hw, VFTA, (offset - 1)); + E1000_WRITE_REG_ARRAY(hw, VFTA, offset, value); + E1000_WRITE_FLUSH(); + E1000_WRITE_REG_ARRAY(hw, VFTA, (offset - 1), temp); + E1000_WRITE_FLUSH(); + } else { + E1000_WRITE_REG_ARRAY(hw, VFTA, offset, value); + E1000_WRITE_FLUSH(); + } } -/****************************************************************************** - * Clears the VLAN filer table - * - * hw - Struct containing variables accessed by shared code - *****************************************************************************/ +/** + * e1000_clear_vfta - Clears the VLAN filer table + * @hw: Struct containing variables accessed by shared code + */ static void e1000_clear_vfta(struct e1000_hw *hw) { - u32 offset; - u32 vfta_value = 0; - u32 vfta_offset = 0; - u32 vfta_bit_in_reg = 0; - - if (hw->mac_type == e1000_ich8lan) - return; - - if (hw->mac_type == e1000_82573) { - if (hw->mng_cookie.vlan_id != 0) { - /* The VFTA is a 4096b bit-field, each identifying a single VLAN - * ID. The following operations determine which 32b entry - * (i.e. offset) into the array we want to set the VLAN ID - * (i.e. bit) of the manageability unit. */ - vfta_offset = (hw->mng_cookie.vlan_id >> - E1000_VFTA_ENTRY_SHIFT) & - E1000_VFTA_ENTRY_MASK; - vfta_bit_in_reg = 1 << (hw->mng_cookie.vlan_id & - E1000_VFTA_ENTRY_BIT_SHIFT_MASK); - } - } - for (offset = 0; offset < E1000_VLAN_FILTER_TBL_SIZE; offset++) { - /* If the offset we want to clear is the same offset of the - * manageability VLAN ID, then clear all bits except that of the - * manageability unit */ - vfta_value = (offset == vfta_offset) ? vfta_bit_in_reg : 0; - E1000_WRITE_REG_ARRAY(hw, VFTA, offset, vfta_value); - E1000_WRITE_FLUSH(); - } + u32 offset; + u32 vfta_value = 0; + u32 vfta_offset = 0; + u32 vfta_bit_in_reg = 0; + + for (offset = 0; offset < E1000_VLAN_FILTER_TBL_SIZE; offset++) { + /* If the offset we want to clear is the same offset of the + * manageability VLAN ID, then clear all bits except that of the + * manageability unit */ + vfta_value = (offset == vfta_offset) ? vfta_bit_in_reg : 0; + E1000_WRITE_REG_ARRAY(hw, VFTA, offset, vfta_value); + E1000_WRITE_FLUSH(); + } } static s32 e1000_id_led_init(struct e1000_hw *hw) { - u32 ledctl; - const u32 ledctl_mask = 0x000000FF; - const u32 ledctl_on = E1000_LEDCTL_MODE_LED_ON; - const u32 ledctl_off = E1000_LEDCTL_MODE_LED_OFF; - u16 eeprom_data, i, temp; - const u16 led_mask = 0x0F; - - DEBUGFUNC("e1000_id_led_init"); - - if (hw->mac_type < e1000_82540) { - /* Nothing to do */ - return E1000_SUCCESS; - } - - ledctl = er32(LEDCTL); - hw->ledctl_default = ledctl; - hw->ledctl_mode1 = hw->ledctl_default; - hw->ledctl_mode2 = hw->ledctl_default; - - if (e1000_read_eeprom(hw, EEPROM_ID_LED_SETTINGS, 1, &eeprom_data) < 0) { - DEBUGOUT("EEPROM Read Error\n"); - return -E1000_ERR_EEPROM; - } - - if ((hw->mac_type == e1000_82573) && - (eeprom_data == ID_LED_RESERVED_82573)) - eeprom_data = ID_LED_DEFAULT_82573; - else if ((eeprom_data == ID_LED_RESERVED_0000) || - (eeprom_data == ID_LED_RESERVED_FFFF)) { - if (hw->mac_type == e1000_ich8lan) - eeprom_data = ID_LED_DEFAULT_ICH8LAN; - else - eeprom_data = ID_LED_DEFAULT; - } - - for (i = 0; i < 4; i++) { - temp = (eeprom_data >> (i << 2)) & led_mask; - switch (temp) { - case ID_LED_ON1_DEF2: - case ID_LED_ON1_ON2: - case ID_LED_ON1_OFF2: - hw->ledctl_mode1 &= ~(ledctl_mask << (i << 3)); - hw->ledctl_mode1 |= ledctl_on << (i << 3); - break; - case ID_LED_OFF1_DEF2: - case ID_LED_OFF1_ON2: - case ID_LED_OFF1_OFF2: - hw->ledctl_mode1 &= ~(ledctl_mask << (i << 3)); - hw->ledctl_mode1 |= ledctl_off << (i << 3); - break; - default: - /* Do nothing */ - break; - } - switch (temp) { - case ID_LED_DEF1_ON2: - case ID_LED_ON1_ON2: - case ID_LED_OFF1_ON2: - hw->ledctl_mode2 &= ~(ledctl_mask << (i << 3)); - hw->ledctl_mode2 |= ledctl_on << (i << 3); - break; - case ID_LED_DEF1_OFF2: - case ID_LED_ON1_OFF2: - case ID_LED_OFF1_OFF2: - hw->ledctl_mode2 &= ~(ledctl_mask << (i << 3)); - hw->ledctl_mode2 |= ledctl_off << (i << 3); - break; - default: - /* Do nothing */ - break; - } - } - return E1000_SUCCESS; + u32 ledctl; + const u32 ledctl_mask = 0x000000FF; + const u32 ledctl_on = E1000_LEDCTL_MODE_LED_ON; + const u32 ledctl_off = E1000_LEDCTL_MODE_LED_OFF; + u16 eeprom_data, i, temp; + const u16 led_mask = 0x0F; + + DEBUGFUNC("e1000_id_led_init"); + + if (hw->mac_type < e1000_82540) { + /* Nothing to do */ + return E1000_SUCCESS; + } + + ledctl = er32(LEDCTL); + hw->ledctl_default = ledctl; + hw->ledctl_mode1 = hw->ledctl_default; + hw->ledctl_mode2 = hw->ledctl_default; + + if (e1000_read_eeprom(hw, EEPROM_ID_LED_SETTINGS, 1, &eeprom_data) < 0) { + DEBUGOUT("EEPROM Read Error\n"); + return -E1000_ERR_EEPROM; + } + + if ((eeprom_data == ID_LED_RESERVED_0000) || + (eeprom_data == ID_LED_RESERVED_FFFF)) { + eeprom_data = ID_LED_DEFAULT; + } + + for (i = 0; i < 4; i++) { + temp = (eeprom_data >> (i << 2)) & led_mask; + switch (temp) { + case ID_LED_ON1_DEF2: + case ID_LED_ON1_ON2: + case ID_LED_ON1_OFF2: + hw->ledctl_mode1 &= ~(ledctl_mask << (i << 3)); + hw->ledctl_mode1 |= ledctl_on << (i << 3); + break; + case ID_LED_OFF1_DEF2: + case ID_LED_OFF1_ON2: + case ID_LED_OFF1_OFF2: + hw->ledctl_mode1 &= ~(ledctl_mask << (i << 3)); + hw->ledctl_mode1 |= ledctl_off << (i << 3); + break; + default: + /* Do nothing */ + break; + } + switch (temp) { + case ID_LED_DEF1_ON2: + case ID_LED_ON1_ON2: + case ID_LED_OFF1_ON2: + hw->ledctl_mode2 &= ~(ledctl_mask << (i << 3)); + hw->ledctl_mode2 |= ledctl_on << (i << 3); + break; + case ID_LED_DEF1_OFF2: + case ID_LED_ON1_OFF2: + case ID_LED_OFF1_OFF2: + hw->ledctl_mode2 &= ~(ledctl_mask << (i << 3)); + hw->ledctl_mode2 |= ledctl_off << (i << 3); + break; + default: + /* Do nothing */ + break; + } + } + return E1000_SUCCESS; } -/****************************************************************************** - * Prepares SW controlable LED for use and saves the current state of the LED. +/** + * e1000_setup_led + * @hw: Struct containing variables accessed by shared code * - * hw - Struct containing variables accessed by shared code - *****************************************************************************/ + * Prepares SW controlable LED for use and saves the current state of the LED. + */ s32 e1000_setup_led(struct e1000_hw *hw) { - u32 ledctl; - s32 ret_val = E1000_SUCCESS; - - DEBUGFUNC("e1000_setup_led"); - - switch (hw->mac_type) { - case e1000_82542_rev2_0: - case e1000_82542_rev2_1: - case e1000_82543: - case e1000_82544: - /* No setup necessary */ - break; - case e1000_82541: - case e1000_82547: - case e1000_82541_rev_2: - case e1000_82547_rev_2: - /* Turn off PHY Smart Power Down (if enabled) */ - ret_val = e1000_read_phy_reg(hw, IGP01E1000_GMII_FIFO, - &hw->phy_spd_default); - if (ret_val) - return ret_val; - ret_val = e1000_write_phy_reg(hw, IGP01E1000_GMII_FIFO, - (u16)(hw->phy_spd_default & - ~IGP01E1000_GMII_SPD)); - if (ret_val) - return ret_val; - /* Fall Through */ - default: - if (hw->media_type == e1000_media_type_fiber) { - ledctl = er32(LEDCTL); - /* Save current LEDCTL settings */ - hw->ledctl_default = ledctl; - /* Turn off LED0 */ - ledctl &= ~(E1000_LEDCTL_LED0_IVRT | - E1000_LEDCTL_LED0_BLINK | - E1000_LEDCTL_LED0_MODE_MASK); - ledctl |= (E1000_LEDCTL_MODE_LED_OFF << - E1000_LEDCTL_LED0_MODE_SHIFT); - ew32(LEDCTL, ledctl); - } else if (hw->media_type == e1000_media_type_copper) - ew32(LEDCTL, hw->ledctl_mode1); - break; - } - - return E1000_SUCCESS; -} + u32 ledctl; + s32 ret_val = E1000_SUCCESS; + DEBUGFUNC("e1000_setup_led"); -/****************************************************************************** - * Used on 82571 and later Si that has LED blink bits. - * Callers must use their own timer and should have already called - * e1000_id_led_init() - * Call e1000_cleanup led() to stop blinking - * - * hw - Struct containing variables accessed by shared code - *****************************************************************************/ -s32 e1000_blink_led_start(struct e1000_hw *hw) -{ - s16 i; - u32 ledctl_blink = 0; - - DEBUGFUNC("e1000_id_led_blink_on"); - - if (hw->mac_type < e1000_82571) { - /* Nothing to do */ - return E1000_SUCCESS; - } - if (hw->media_type == e1000_media_type_fiber) { - /* always blink LED0 for PCI-E fiber */ - ledctl_blink = E1000_LEDCTL_LED0_BLINK | - (E1000_LEDCTL_MODE_LED_ON << E1000_LEDCTL_LED0_MODE_SHIFT); - } else { - /* set the blink bit for each LED that's "on" (0x0E) in ledctl_mode2 */ - ledctl_blink = hw->ledctl_mode2; - for (i=0; i < 4; i++) - if (((hw->ledctl_mode2 >> (i * 8)) & 0xFF) == - E1000_LEDCTL_MODE_LED_ON) - ledctl_blink |= (E1000_LEDCTL_LED0_BLINK << (i * 8)); - } - - ew32(LEDCTL, ledctl_blink); - - return E1000_SUCCESS; + switch (hw->mac_type) { + case e1000_82542_rev2_0: + case e1000_82542_rev2_1: + case e1000_82543: + case e1000_82544: + /* No setup necessary */ + break; + case e1000_82541: + case e1000_82547: + case e1000_82541_rev_2: + case e1000_82547_rev_2: + /* Turn off PHY Smart Power Down (if enabled) */ + ret_val = e1000_read_phy_reg(hw, IGP01E1000_GMII_FIFO, + &hw->phy_spd_default); + if (ret_val) + return ret_val; + ret_val = e1000_write_phy_reg(hw, IGP01E1000_GMII_FIFO, + (u16) (hw->phy_spd_default & + ~IGP01E1000_GMII_SPD)); + if (ret_val) + return ret_val; + /* Fall Through */ + default: + if (hw->media_type == e1000_media_type_fiber) { + ledctl = er32(LEDCTL); + /* Save current LEDCTL settings */ + hw->ledctl_default = ledctl; + /* Turn off LED0 */ + ledctl &= ~(E1000_LEDCTL_LED0_IVRT | + E1000_LEDCTL_LED0_BLINK | + E1000_LEDCTL_LED0_MODE_MASK); + ledctl |= (E1000_LEDCTL_MODE_LED_OFF << + E1000_LEDCTL_LED0_MODE_SHIFT); + ew32(LEDCTL, ledctl); + } else if (hw->media_type == e1000_media_type_copper) + ew32(LEDCTL, hw->ledctl_mode1); + break; + } + + return E1000_SUCCESS; } -/****************************************************************************** - * Restores the saved state of the SW controlable LED. - * - * hw - Struct containing variables accessed by shared code - *****************************************************************************/ +/** + * e1000_cleanup_led - Restores the saved state of the SW controlable LED. + * @hw: Struct containing variables accessed by shared code + */ s32 e1000_cleanup_led(struct e1000_hw *hw) { - s32 ret_val = E1000_SUCCESS; - - DEBUGFUNC("e1000_cleanup_led"); - - switch (hw->mac_type) { - case e1000_82542_rev2_0: - case e1000_82542_rev2_1: - case e1000_82543: - case e1000_82544: - /* No cleanup necessary */ - break; - case e1000_82541: - case e1000_82547: - case e1000_82541_rev_2: - case e1000_82547_rev_2: - /* Turn on PHY Smart Power Down (if previously enabled) */ - ret_val = e1000_write_phy_reg(hw, IGP01E1000_GMII_FIFO, - hw->phy_spd_default); - if (ret_val) - return ret_val; - /* Fall Through */ - default: - if (hw->phy_type == e1000_phy_ife) { - e1000_write_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL_LED, 0); - break; - } - /* Restore LEDCTL settings */ - ew32(LEDCTL, hw->ledctl_default); - break; - } - - return E1000_SUCCESS; + s32 ret_val = E1000_SUCCESS; + + DEBUGFUNC("e1000_cleanup_led"); + + switch (hw->mac_type) { + case e1000_82542_rev2_0: + case e1000_82542_rev2_1: + case e1000_82543: + case e1000_82544: + /* No cleanup necessary */ + break; + case e1000_82541: + case e1000_82547: + case e1000_82541_rev_2: + case e1000_82547_rev_2: + /* Turn on PHY Smart Power Down (if previously enabled) */ + ret_val = e1000_write_phy_reg(hw, IGP01E1000_GMII_FIFO, + hw->phy_spd_default); + if (ret_val) + return ret_val; + /* Fall Through */ + default: + /* Restore LEDCTL settings */ + ew32(LEDCTL, hw->ledctl_default); + break; + } + + return E1000_SUCCESS; } -/****************************************************************************** - * Turns on the software controllable LED - * - * hw - Struct containing variables accessed by shared code - *****************************************************************************/ +/** + * e1000_led_on - Turns on the software controllable LED + * @hw: Struct containing variables accessed by shared code + */ s32 e1000_led_on(struct e1000_hw *hw) { - u32 ctrl = er32(CTRL); - - DEBUGFUNC("e1000_led_on"); - - switch (hw->mac_type) { - case e1000_82542_rev2_0: - case e1000_82542_rev2_1: - case e1000_82543: - /* Set SW Defineable Pin 0 to turn on the LED */ - ctrl |= E1000_CTRL_SWDPIN0; - ctrl |= E1000_CTRL_SWDPIO0; - break; - case e1000_82544: - if (hw->media_type == e1000_media_type_fiber) { - /* Set SW Defineable Pin 0 to turn on the LED */ - ctrl |= E1000_CTRL_SWDPIN0; - ctrl |= E1000_CTRL_SWDPIO0; - } else { - /* Clear SW Defineable Pin 0 to turn on the LED */ - ctrl &= ~E1000_CTRL_SWDPIN0; - ctrl |= E1000_CTRL_SWDPIO0; - } - break; - default: - if (hw->media_type == e1000_media_type_fiber) { - /* Clear SW Defineable Pin 0 to turn on the LED */ - ctrl &= ~E1000_CTRL_SWDPIN0; - ctrl |= E1000_CTRL_SWDPIO0; - } else if (hw->phy_type == e1000_phy_ife) { - e1000_write_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL_LED, - (IFE_PSCL_PROBE_MODE | IFE_PSCL_PROBE_LEDS_ON)); - } else if (hw->media_type == e1000_media_type_copper) { - ew32(LEDCTL, hw->ledctl_mode2); - return E1000_SUCCESS; - } - break; - } - - ew32(CTRL, ctrl); - - return E1000_SUCCESS; + u32 ctrl = er32(CTRL); + + DEBUGFUNC("e1000_led_on"); + + switch (hw->mac_type) { + case e1000_82542_rev2_0: + case e1000_82542_rev2_1: + case e1000_82543: + /* Set SW Defineable Pin 0 to turn on the LED */ + ctrl |= E1000_CTRL_SWDPIN0; + ctrl |= E1000_CTRL_SWDPIO0; + break; + case e1000_82544: + if (hw->media_type == e1000_media_type_fiber) { + /* Set SW Defineable Pin 0 to turn on the LED */ + ctrl |= E1000_CTRL_SWDPIN0; + ctrl |= E1000_CTRL_SWDPIO0; + } else { + /* Clear SW Defineable Pin 0 to turn on the LED */ + ctrl &= ~E1000_CTRL_SWDPIN0; + ctrl |= E1000_CTRL_SWDPIO0; + } + break; + default: + if (hw->media_type == e1000_media_type_fiber) { + /* Clear SW Defineable Pin 0 to turn on the LED */ + ctrl &= ~E1000_CTRL_SWDPIN0; + ctrl |= E1000_CTRL_SWDPIO0; + } else if (hw->media_type == e1000_media_type_copper) { + ew32(LEDCTL, hw->ledctl_mode2); + return E1000_SUCCESS; + } + break; + } + + ew32(CTRL, ctrl); + + return E1000_SUCCESS; } -/****************************************************************************** - * Turns off the software controllable LED - * - * hw - Struct containing variables accessed by shared code - *****************************************************************************/ +/** + * e1000_led_off - Turns off the software controllable LED + * @hw: Struct containing variables accessed by shared code + */ s32 e1000_led_off(struct e1000_hw *hw) { - u32 ctrl = er32(CTRL); - - DEBUGFUNC("e1000_led_off"); - - switch (hw->mac_type) { - case e1000_82542_rev2_0: - case e1000_82542_rev2_1: - case e1000_82543: - /* Clear SW Defineable Pin 0 to turn off the LED */ - ctrl &= ~E1000_CTRL_SWDPIN0; - ctrl |= E1000_CTRL_SWDPIO0; - break; - case e1000_82544: - if (hw->media_type == e1000_media_type_fiber) { - /* Clear SW Defineable Pin 0 to turn off the LED */ - ctrl &= ~E1000_CTRL_SWDPIN0; - ctrl |= E1000_CTRL_SWDPIO0; - } else { - /* Set SW Defineable Pin 0 to turn off the LED */ - ctrl |= E1000_CTRL_SWDPIN0; - ctrl |= E1000_CTRL_SWDPIO0; - } - break; - default: - if (hw->media_type == e1000_media_type_fiber) { - /* Set SW Defineable Pin 0 to turn off the LED */ - ctrl |= E1000_CTRL_SWDPIN0; - ctrl |= E1000_CTRL_SWDPIO0; - } else if (hw->phy_type == e1000_phy_ife) { - e1000_write_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL_LED, - (IFE_PSCL_PROBE_MODE | IFE_PSCL_PROBE_LEDS_OFF)); - } else if (hw->media_type == e1000_media_type_copper) { - ew32(LEDCTL, hw->ledctl_mode1); - return E1000_SUCCESS; - } - break; - } - - ew32(CTRL, ctrl); - - return E1000_SUCCESS; + u32 ctrl = er32(CTRL); + + DEBUGFUNC("e1000_led_off"); + + switch (hw->mac_type) { + case e1000_82542_rev2_0: + case e1000_82542_rev2_1: + case e1000_82543: + /* Clear SW Defineable Pin 0 to turn off the LED */ + ctrl &= ~E1000_CTRL_SWDPIN0; + ctrl |= E1000_CTRL_SWDPIO0; + break; + case e1000_82544: + if (hw->media_type == e1000_media_type_fiber) { + /* Clear SW Defineable Pin 0 to turn off the LED */ + ctrl &= ~E1000_CTRL_SWDPIN0; + ctrl |= E1000_CTRL_SWDPIO0; + } else { + /* Set SW Defineable Pin 0 to turn off the LED */ + ctrl |= E1000_CTRL_SWDPIN0; + ctrl |= E1000_CTRL_SWDPIO0; + } + break; + default: + if (hw->media_type == e1000_media_type_fiber) { + /* Set SW Defineable Pin 0 to turn off the LED */ + ctrl |= E1000_CTRL_SWDPIN0; + ctrl |= E1000_CTRL_SWDPIO0; + } else if (hw->media_type == e1000_media_type_copper) { + ew32(LEDCTL, hw->ledctl_mode1); + return E1000_SUCCESS; + } + break; + } + + ew32(CTRL, ctrl); + + return E1000_SUCCESS; } -/****************************************************************************** - * Clears all hardware statistics counters. - * - * hw - Struct containing variables accessed by shared code - *****************************************************************************/ +/** + * e1000_clear_hw_cntrs - Clears all hardware statistics counters. + * @hw: Struct containing variables accessed by shared code + */ static void e1000_clear_hw_cntrs(struct e1000_hw *hw) { - volatile u32 temp; - - temp = er32(CRCERRS); - temp = er32(SYMERRS); - temp = er32(MPC); - temp = er32(SCC); - temp = er32(ECOL); - temp = er32(MCC); - temp = er32(LATECOL); - temp = er32(COLC); - temp = er32(DC); - temp = er32(SEC); - temp = er32(RLEC); - temp = er32(XONRXC); - temp = er32(XONTXC); - temp = er32(XOFFRXC); - temp = er32(XOFFTXC); - temp = er32(FCRUC); - - if (hw->mac_type != e1000_ich8lan) { - temp = er32(PRC64); - temp = er32(PRC127); - temp = er32(PRC255); - temp = er32(PRC511); - temp = er32(PRC1023); - temp = er32(PRC1522); - } - - temp = er32(GPRC); - temp = er32(BPRC); - temp = er32(MPRC); - temp = er32(GPTC); - temp = er32(GORCL); - temp = er32(GORCH); - temp = er32(GOTCL); - temp = er32(GOTCH); - temp = er32(RNBC); - temp = er32(RUC); - temp = er32(RFC); - temp = er32(ROC); - temp = er32(RJC); - temp = er32(TORL); - temp = er32(TORH); - temp = er32(TOTL); - temp = er32(TOTH); - temp = er32(TPR); - temp = er32(TPT); - - if (hw->mac_type != e1000_ich8lan) { - temp = er32(PTC64); - temp = er32(PTC127); - temp = er32(PTC255); - temp = er32(PTC511); - temp = er32(PTC1023); - temp = er32(PTC1522); - } - - temp = er32(MPTC); - temp = er32(BPTC); - - if (hw->mac_type < e1000_82543) return; - - temp = er32(ALGNERRC); - temp = er32(RXERRC); - temp = er32(TNCRS); - temp = er32(CEXTERR); - temp = er32(TSCTC); - temp = er32(TSCTFC); - - if (hw->mac_type <= e1000_82544) return; - - temp = er32(MGTPRC); - temp = er32(MGTPDC); - temp = er32(MGTPTC); - - if (hw->mac_type <= e1000_82547_rev_2) return; - - temp = er32(IAC); - temp = er32(ICRXOC); - - if (hw->mac_type == e1000_ich8lan) return; - - temp = er32(ICRXPTC); - temp = er32(ICRXATC); - temp = er32(ICTXPTC); - temp = er32(ICTXATC); - temp = er32(ICTXQEC); - temp = er32(ICTXQMTC); - temp = er32(ICRXDMTC); -} - -/****************************************************************************** - * Resets Adaptive IFS to its default state. - * - * hw - Struct containing variables accessed by shared code + volatile u32 temp; + + temp = er32(CRCERRS); + temp = er32(SYMERRS); + temp = er32(MPC); + temp = er32(SCC); + temp = er32(ECOL); + temp = er32(MCC); + temp = er32(LATECOL); + temp = er32(COLC); + temp = er32(DC); + temp = er32(SEC); + temp = er32(RLEC); + temp = er32(XONRXC); + temp = er32(XONTXC); + temp = er32(XOFFRXC); + temp = er32(XOFFTXC); + temp = er32(FCRUC); + + temp = er32(PRC64); + temp = er32(PRC127); + temp = er32(PRC255); + temp = er32(PRC511); + temp = er32(PRC1023); + temp = er32(PRC1522); + + temp = er32(GPRC); + temp = er32(BPRC); + temp = er32(MPRC); + temp = er32(GPTC); + temp = er32(GORCL); + temp = er32(GORCH); + temp = er32(GOTCL); + temp = er32(GOTCH); + temp = er32(RNBC); + temp = er32(RUC); + temp = er32(RFC); + temp = er32(ROC); + temp = er32(RJC); + temp = er32(TORL); + temp = er32(TORH); + temp = er32(TOTL); + temp = er32(TOTH); + temp = er32(TPR); + temp = er32(TPT); + + temp = er32(PTC64); + temp = er32(PTC127); + temp = er32(PTC255); + temp = er32(PTC511); + temp = er32(PTC1023); + temp = er32(PTC1522); + + temp = er32(MPTC); + temp = er32(BPTC); + + if (hw->mac_type < e1000_82543) + return; + + temp = er32(ALGNERRC); + temp = er32(RXERRC); + temp = er32(TNCRS); + temp = er32(CEXTERR); + temp = er32(TSCTC); + temp = er32(TSCTFC); + + if (hw->mac_type <= e1000_82544) + return; + + temp = er32(MGTPRC); + temp = er32(MGTPDC); + temp = er32(MGTPTC); +} + +/** + * e1000_reset_adaptive - Resets Adaptive IFS to its default state. + * @hw: Struct containing variables accessed by shared code * * Call this after e1000_init_hw. You may override the IFS defaults by setting * hw->ifs_params_forced to true. However, you must initialize hw-> * current_ifs_val, ifs_min_val, ifs_max_val, ifs_step_size, and ifs_ratio * before calling this function. - *****************************************************************************/ + */ void e1000_reset_adaptive(struct e1000_hw *hw) { - DEBUGFUNC("e1000_reset_adaptive"); - - if (hw->adaptive_ifs) { - if (!hw->ifs_params_forced) { - hw->current_ifs_val = 0; - hw->ifs_min_val = IFS_MIN; - hw->ifs_max_val = IFS_MAX; - hw->ifs_step_size = IFS_STEP; - hw->ifs_ratio = IFS_RATIO; - } - hw->in_ifs_mode = false; - ew32(AIT, 0); - } else { - DEBUGOUT("Not in Adaptive IFS mode!\n"); - } + DEBUGFUNC("e1000_reset_adaptive"); + + if (hw->adaptive_ifs) { + if (!hw->ifs_params_forced) { + hw->current_ifs_val = 0; + hw->ifs_min_val = IFS_MIN; + hw->ifs_max_val = IFS_MAX; + hw->ifs_step_size = IFS_STEP; + hw->ifs_ratio = IFS_RATIO; + } + hw->in_ifs_mode = false; + ew32(AIT, 0); + } else { + DEBUGOUT("Not in Adaptive IFS mode!\n"); + } } -/****************************************************************************** +/** + * e1000_update_adaptive - update adaptive IFS + * @hw: Struct containing variables accessed by shared code + * @tx_packets: Number of transmits since last callback + * @total_collisions: Number of collisions since last callback + * * Called during the callback/watchdog routine to update IFS value based on * the ratio of transmits to collisions. - * - * hw - Struct containing variables accessed by shared code - * tx_packets - Number of transmits since last callback - * total_collisions - Number of collisions since last callback - *****************************************************************************/ + */ void e1000_update_adaptive(struct e1000_hw *hw) { - DEBUGFUNC("e1000_update_adaptive"); - - if (hw->adaptive_ifs) { - if ((hw->collision_delta * hw->ifs_ratio) > hw->tx_packet_delta) { - if (hw->tx_packet_delta > MIN_NUM_XMITS) { - hw->in_ifs_mode = true; - if (hw->current_ifs_val < hw->ifs_max_val) { - if (hw->current_ifs_val == 0) - hw->current_ifs_val = hw->ifs_min_val; - else - hw->current_ifs_val += hw->ifs_step_size; - ew32(AIT, hw->current_ifs_val); - } - } - } else { - if (hw->in_ifs_mode && (hw->tx_packet_delta <= MIN_NUM_XMITS)) { - hw->current_ifs_val = 0; - hw->in_ifs_mode = false; - ew32(AIT, 0); - } - } - } else { - DEBUGOUT("Not in Adaptive IFS mode!\n"); - } + DEBUGFUNC("e1000_update_adaptive"); + + if (hw->adaptive_ifs) { + if ((hw->collision_delta *hw->ifs_ratio) > hw->tx_packet_delta) { + if (hw->tx_packet_delta > MIN_NUM_XMITS) { + hw->in_ifs_mode = true; + if (hw->current_ifs_val < hw->ifs_max_val) { + if (hw->current_ifs_val == 0) + hw->current_ifs_val = + hw->ifs_min_val; + else + hw->current_ifs_val += + hw->ifs_step_size; + ew32(AIT, hw->current_ifs_val); + } + } + } else { + if (hw->in_ifs_mode + && (hw->tx_packet_delta <= MIN_NUM_XMITS)) { + hw->current_ifs_val = 0; + hw->in_ifs_mode = false; + ew32(AIT, 0); + } + } + } else { + DEBUGOUT("Not in Adaptive IFS mode!\n"); + } } -/****************************************************************************** - * Adjusts the statistic counters when a frame is accepted by TBI_ACCEPT +/** + * e1000_tbi_adjust_stats + * @hw: Struct containing variables accessed by shared code + * @frame_len: The length of the frame in question + * @mac_addr: The Ethernet destination address of the frame in question * - * hw - Struct containing variables accessed by shared code - * frame_len - The length of the frame in question - * mac_addr - The Ethernet destination address of the frame in question - *****************************************************************************/ + * Adjusts the statistic counters when a frame is accepted by TBI_ACCEPT + */ void e1000_tbi_adjust_stats(struct e1000_hw *hw, struct e1000_hw_stats *stats, u32 frame_len, u8 *mac_addr) { - u64 carry_bit; - - /* First adjust the frame length. */ - frame_len--; - /* We need to adjust the statistics counters, since the hardware - * counters overcount this packet as a CRC error and undercount - * the packet as a good packet - */ - /* This packet should not be counted as a CRC error. */ - stats->crcerrs--; - /* This packet does count as a Good Packet Received. */ - stats->gprc++; - - /* Adjust the Good Octets received counters */ - carry_bit = 0x80000000 & stats->gorcl; - stats->gorcl += frame_len; - /* If the high bit of Gorcl (the low 32 bits of the Good Octets - * Received Count) was one before the addition, - * AND it is zero after, then we lost the carry out, - * need to add one to Gorch (Good Octets Received Count High). - * This could be simplified if all environments supported - * 64-bit integers. - */ - if (carry_bit && ((stats->gorcl & 0x80000000) == 0)) - stats->gorch++; - /* Is this a broadcast or multicast? Check broadcast first, - * since the test for a multicast frame will test positive on - * a broadcast frame. - */ - if ((mac_addr[0] == (u8)0xff) && (mac_addr[1] == (u8)0xff)) - /* Broadcast packet */ - stats->bprc++; - else if (*mac_addr & 0x01) - /* Multicast packet */ - stats->mprc++; - - if (frame_len == hw->max_frame_size) { - /* In this case, the hardware has overcounted the number of - * oversize frames. - */ - if (stats->roc > 0) - stats->roc--; - } - - /* Adjust the bin counters when the extra byte put the frame in the - * wrong bin. Remember that the frame_len was adjusted above. - */ - if (frame_len == 64) { - stats->prc64++; - stats->prc127--; - } else if (frame_len == 127) { - stats->prc127++; - stats->prc255--; - } else if (frame_len == 255) { - stats->prc255++; - stats->prc511--; - } else if (frame_len == 511) { - stats->prc511++; - stats->prc1023--; - } else if (frame_len == 1023) { - stats->prc1023++; - stats->prc1522--; - } else if (frame_len == 1522) { - stats->prc1522++; - } + u64 carry_bit; + + /* First adjust the frame length. */ + frame_len--; + /* We need to adjust the statistics counters, since the hardware + * counters overcount this packet as a CRC error and undercount + * the packet as a good packet + */ + /* This packet should not be counted as a CRC error. */ + stats->crcerrs--; + /* This packet does count as a Good Packet Received. */ + stats->gprc++; + + /* Adjust the Good Octets received counters */ + carry_bit = 0x80000000 & stats->gorcl; + stats->gorcl += frame_len; + /* If the high bit of Gorcl (the low 32 bits of the Good Octets + * Received Count) was one before the addition, + * AND it is zero after, then we lost the carry out, + * need to add one to Gorch (Good Octets Received Count High). + * This could be simplified if all environments supported + * 64-bit integers. + */ + if (carry_bit && ((stats->gorcl & 0x80000000) == 0)) + stats->gorch++; + /* Is this a broadcast or multicast? Check broadcast first, + * since the test for a multicast frame will test positive on + * a broadcast frame. + */ + if ((mac_addr[0] == (u8) 0xff) && (mac_addr[1] == (u8) 0xff)) + /* Broadcast packet */ + stats->bprc++; + else if (*mac_addr & 0x01) + /* Multicast packet */ + stats->mprc++; + + if (frame_len == hw->max_frame_size) { + /* In this case, the hardware has overcounted the number of + * oversize frames. + */ + if (stats->roc > 0) + stats->roc--; + } + + /* Adjust the bin counters when the extra byte put the frame in the + * wrong bin. Remember that the frame_len was adjusted above. + */ + if (frame_len == 64) { + stats->prc64++; + stats->prc127--; + } else if (frame_len == 127) { + stats->prc127++; + stats->prc255--; + } else if (frame_len == 255) { + stats->prc255++; + stats->prc511--; + } else if (frame_len == 511) { + stats->prc511++; + stats->prc1023--; + } else if (frame_len == 1023) { + stats->prc1023++; + stats->prc1522--; + } else if (frame_len == 1522) { + stats->prc1522++; + } } -/****************************************************************************** - * Gets the current PCI bus type, speed, and width of the hardware +/** + * e1000_get_bus_info + * @hw: Struct containing variables accessed by shared code * - * hw - Struct containing variables accessed by shared code - *****************************************************************************/ + * Gets the current PCI bus type, speed, and width of the hardware + */ void e1000_get_bus_info(struct e1000_hw *hw) { - s32 ret_val; - u16 pci_ex_link_status; - u32 status; - - switch (hw->mac_type) { - case e1000_82542_rev2_0: - case e1000_82542_rev2_1: - hw->bus_type = e1000_bus_type_pci; - hw->bus_speed = e1000_bus_speed_unknown; - hw->bus_width = e1000_bus_width_unknown; - break; - case e1000_82571: - case e1000_82572: - case e1000_82573: - case e1000_80003es2lan: - hw->bus_type = e1000_bus_type_pci_express; - hw->bus_speed = e1000_bus_speed_2500; - ret_val = e1000_read_pcie_cap_reg(hw, - PCI_EX_LINK_STATUS, - &pci_ex_link_status); - if (ret_val) - hw->bus_width = e1000_bus_width_unknown; - else - hw->bus_width = (pci_ex_link_status & PCI_EX_LINK_WIDTH_MASK) >> - PCI_EX_LINK_WIDTH_SHIFT; - break; - case e1000_ich8lan: - hw->bus_type = e1000_bus_type_pci_express; - hw->bus_speed = e1000_bus_speed_2500; - hw->bus_width = e1000_bus_width_pciex_1; - break; - default: - status = er32(STATUS); - hw->bus_type = (status & E1000_STATUS_PCIX_MODE) ? - e1000_bus_type_pcix : e1000_bus_type_pci; - - if (hw->device_id == E1000_DEV_ID_82546EB_QUAD_COPPER) { - hw->bus_speed = (hw->bus_type == e1000_bus_type_pci) ? - e1000_bus_speed_66 : e1000_bus_speed_120; - } else if (hw->bus_type == e1000_bus_type_pci) { - hw->bus_speed = (status & E1000_STATUS_PCI66) ? - e1000_bus_speed_66 : e1000_bus_speed_33; - } else { - switch (status & E1000_STATUS_PCIX_SPEED) { - case E1000_STATUS_PCIX_SPEED_66: - hw->bus_speed = e1000_bus_speed_66; - break; - case E1000_STATUS_PCIX_SPEED_100: - hw->bus_speed = e1000_bus_speed_100; - break; - case E1000_STATUS_PCIX_SPEED_133: - hw->bus_speed = e1000_bus_speed_133; - break; - default: - hw->bus_speed = e1000_bus_speed_reserved; - break; - } - } - hw->bus_width = (status & E1000_STATUS_BUS64) ? - e1000_bus_width_64 : e1000_bus_width_32; - break; - } + u32 status; + + switch (hw->mac_type) { + case e1000_82542_rev2_0: + case e1000_82542_rev2_1: + hw->bus_type = e1000_bus_type_pci; + hw->bus_speed = e1000_bus_speed_unknown; + hw->bus_width = e1000_bus_width_unknown; + break; + default: + status = er32(STATUS); + hw->bus_type = (status & E1000_STATUS_PCIX_MODE) ? + e1000_bus_type_pcix : e1000_bus_type_pci; + + if (hw->device_id == E1000_DEV_ID_82546EB_QUAD_COPPER) { + hw->bus_speed = (hw->bus_type == e1000_bus_type_pci) ? + e1000_bus_speed_66 : e1000_bus_speed_120; + } else if (hw->bus_type == e1000_bus_type_pci) { + hw->bus_speed = (status & E1000_STATUS_PCI66) ? + e1000_bus_speed_66 : e1000_bus_speed_33; + } else { + switch (status & E1000_STATUS_PCIX_SPEED) { + case E1000_STATUS_PCIX_SPEED_66: + hw->bus_speed = e1000_bus_speed_66; + break; + case E1000_STATUS_PCIX_SPEED_100: + hw->bus_speed = e1000_bus_speed_100; + break; + case E1000_STATUS_PCIX_SPEED_133: + hw->bus_speed = e1000_bus_speed_133; + break; + default: + hw->bus_speed = e1000_bus_speed_reserved; + break; + } + } + hw->bus_width = (status & E1000_STATUS_BUS64) ? + e1000_bus_width_64 : e1000_bus_width_32; + break; + } } -/****************************************************************************** +/** + * e1000_write_reg_io + * @hw: Struct containing variables accessed by shared code + * @offset: offset to write to + * @value: value to write + * * Writes a value to one of the devices registers using port I/O (as opposed to * memory mapped I/O). Only 82544 and newer devices support port I/O. - * - * hw - Struct containing variables accessed by shared code - * offset - offset to write to - * value - value to write - *****************************************************************************/ + */ static void e1000_write_reg_io(struct e1000_hw *hw, u32 offset, u32 value) { - unsigned long io_addr = hw->io_base; - unsigned long io_data = hw->io_base + 4; + unsigned long io_addr = hw->io_base; + unsigned long io_data = hw->io_base + 4; - e1000_io_write(hw, io_addr, offset); - e1000_io_write(hw, io_data, value); + e1000_io_write(hw, io_addr, offset); + e1000_io_write(hw, io_data, value); } -/****************************************************************************** - * Estimates the cable length. - * - * hw - Struct containing variables accessed by shared code - * min_length - The estimated minimum length - * max_length - The estimated maximum length +/** + * e1000_get_cable_length - Estimates the cable length. + * @hw: Struct containing variables accessed by shared code + * @min_length: The estimated minimum length + * @max_length: The estimated maximum length * * returns: - E1000_ERR_XXX * E1000_SUCCESS @@ -6528,185 +4842,115 @@ static void e1000_write_reg_io(struct e1000_hw *hw, u32 offset, u32 value) * So for M88 phy's, this function interprets the one value returned from the * register to the minimum and maximum range. * For IGP phy's, the function calculates the range by the AGC registers. - *****************************************************************************/ + */ static s32 e1000_get_cable_length(struct e1000_hw *hw, u16 *min_length, u16 *max_length) { - s32 ret_val; - u16 agc_value = 0; - u16 i, phy_data; - u16 cable_length; - - DEBUGFUNC("e1000_get_cable_length"); - - *min_length = *max_length = 0; - - /* Use old method for Phy older than IGP */ - if (hw->phy_type == e1000_phy_m88) { - - ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, - &phy_data); - if (ret_val) - return ret_val; - cable_length = (phy_data & M88E1000_PSSR_CABLE_LENGTH) >> - M88E1000_PSSR_CABLE_LENGTH_SHIFT; - - /* Convert the enum value to ranged values */ - switch (cable_length) { - case e1000_cable_length_50: - *min_length = 0; - *max_length = e1000_igp_cable_length_50; - break; - case e1000_cable_length_50_80: - *min_length = e1000_igp_cable_length_50; - *max_length = e1000_igp_cable_length_80; - break; - case e1000_cable_length_80_110: - *min_length = e1000_igp_cable_length_80; - *max_length = e1000_igp_cable_length_110; - break; - case e1000_cable_length_110_140: - *min_length = e1000_igp_cable_length_110; - *max_length = e1000_igp_cable_length_140; - break; - case e1000_cable_length_140: - *min_length = e1000_igp_cable_length_140; - *max_length = e1000_igp_cable_length_170; - break; - default: - return -E1000_ERR_PHY; - break; - } - } else if (hw->phy_type == e1000_phy_gg82563) { - ret_val = e1000_read_phy_reg(hw, GG82563_PHY_DSP_DISTANCE, - &phy_data); - if (ret_val) - return ret_val; - cable_length = phy_data & GG82563_DSPD_CABLE_LENGTH; - - switch (cable_length) { - case e1000_gg_cable_length_60: - *min_length = 0; - *max_length = e1000_igp_cable_length_60; - break; - case e1000_gg_cable_length_60_115: - *min_length = e1000_igp_cable_length_60; - *max_length = e1000_igp_cable_length_115; - break; - case e1000_gg_cable_length_115_150: - *min_length = e1000_igp_cable_length_115; - *max_length = e1000_igp_cable_length_150; - break; - case e1000_gg_cable_length_150: - *min_length = e1000_igp_cable_length_150; - *max_length = e1000_igp_cable_length_180; - break; - default: - return -E1000_ERR_PHY; - break; - } - } else if (hw->phy_type == e1000_phy_igp) { /* For IGP PHY */ - u16 cur_agc_value; - u16 min_agc_value = IGP01E1000_AGC_LENGTH_TABLE_SIZE; - u16 agc_reg_array[IGP01E1000_PHY_CHANNEL_NUM] = - {IGP01E1000_PHY_AGC_A, - IGP01E1000_PHY_AGC_B, - IGP01E1000_PHY_AGC_C, - IGP01E1000_PHY_AGC_D}; - /* Read the AGC registers for all channels */ - for (i = 0; i < IGP01E1000_PHY_CHANNEL_NUM; i++) { - - ret_val = e1000_read_phy_reg(hw, agc_reg_array[i], &phy_data); - if (ret_val) - return ret_val; - - cur_agc_value = phy_data >> IGP01E1000_AGC_LENGTH_SHIFT; - - /* Value bound check. */ - if ((cur_agc_value >= IGP01E1000_AGC_LENGTH_TABLE_SIZE - 1) || - (cur_agc_value == 0)) - return -E1000_ERR_PHY; - - agc_value += cur_agc_value; - - /* Update minimal AGC value. */ - if (min_agc_value > cur_agc_value) - min_agc_value = cur_agc_value; - } - - /* Remove the minimal AGC result for length < 50m */ - if (agc_value < IGP01E1000_PHY_CHANNEL_NUM * e1000_igp_cable_length_50) { - agc_value -= min_agc_value; - - /* Get the average length of the remaining 3 channels */ - agc_value /= (IGP01E1000_PHY_CHANNEL_NUM - 1); - } else { - /* Get the average length of all the 4 channels. */ - agc_value /= IGP01E1000_PHY_CHANNEL_NUM; - } - - /* Set the range of the calculated length. */ - *min_length = ((e1000_igp_cable_length_table[agc_value] - - IGP01E1000_AGC_RANGE) > 0) ? - (e1000_igp_cable_length_table[agc_value] - - IGP01E1000_AGC_RANGE) : 0; - *max_length = e1000_igp_cable_length_table[agc_value] + - IGP01E1000_AGC_RANGE; - } else if (hw->phy_type == e1000_phy_igp_2 || - hw->phy_type == e1000_phy_igp_3) { - u16 cur_agc_index, max_agc_index = 0; - u16 min_agc_index = IGP02E1000_AGC_LENGTH_TABLE_SIZE - 1; - u16 agc_reg_array[IGP02E1000_PHY_CHANNEL_NUM] = - {IGP02E1000_PHY_AGC_A, - IGP02E1000_PHY_AGC_B, - IGP02E1000_PHY_AGC_C, - IGP02E1000_PHY_AGC_D}; - /* Read the AGC registers for all channels */ - for (i = 0; i < IGP02E1000_PHY_CHANNEL_NUM; i++) { - ret_val = e1000_read_phy_reg(hw, agc_reg_array[i], &phy_data); - if (ret_val) - return ret_val; - - /* Getting bits 15:9, which represent the combination of course and - * fine gain values. The result is a number that can be put into - * the lookup table to obtain the approximate cable length. */ - cur_agc_index = (phy_data >> IGP02E1000_AGC_LENGTH_SHIFT) & - IGP02E1000_AGC_LENGTH_MASK; - - /* Array index bound check. */ - if ((cur_agc_index >= IGP02E1000_AGC_LENGTH_TABLE_SIZE) || - (cur_agc_index == 0)) - return -E1000_ERR_PHY; - - /* Remove min & max AGC values from calculation. */ - if (e1000_igp_2_cable_length_table[min_agc_index] > - e1000_igp_2_cable_length_table[cur_agc_index]) - min_agc_index = cur_agc_index; - if (e1000_igp_2_cable_length_table[max_agc_index] < - e1000_igp_2_cable_length_table[cur_agc_index]) - max_agc_index = cur_agc_index; - - agc_value += e1000_igp_2_cable_length_table[cur_agc_index]; - } - - agc_value -= (e1000_igp_2_cable_length_table[min_agc_index] + - e1000_igp_2_cable_length_table[max_agc_index]); - agc_value /= (IGP02E1000_PHY_CHANNEL_NUM - 2); - - /* Calculate cable length with the error range of +/- 10 meters. */ - *min_length = ((agc_value - IGP02E1000_AGC_RANGE) > 0) ? - (agc_value - IGP02E1000_AGC_RANGE) : 0; - *max_length = agc_value + IGP02E1000_AGC_RANGE; - } - - return E1000_SUCCESS; + s32 ret_val; + u16 agc_value = 0; + u16 i, phy_data; + u16 cable_length; + + DEBUGFUNC("e1000_get_cable_length"); + + *min_length = *max_length = 0; + + /* Use old method for Phy older than IGP */ + if (hw->phy_type == e1000_phy_m88) { + + ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, + &phy_data); + if (ret_val) + return ret_val; + cable_length = (phy_data & M88E1000_PSSR_CABLE_LENGTH) >> + M88E1000_PSSR_CABLE_LENGTH_SHIFT; + + /* Convert the enum value to ranged values */ + switch (cable_length) { + case e1000_cable_length_50: + *min_length = 0; + *max_length = e1000_igp_cable_length_50; + break; + case e1000_cable_length_50_80: + *min_length = e1000_igp_cable_length_50; + *max_length = e1000_igp_cable_length_80; + break; + case e1000_cable_length_80_110: + *min_length = e1000_igp_cable_length_80; + *max_length = e1000_igp_cable_length_110; + break; + case e1000_cable_length_110_140: + *min_length = e1000_igp_cable_length_110; + *max_length = e1000_igp_cable_length_140; + break; + case e1000_cable_length_140: + *min_length = e1000_igp_cable_length_140; + *max_length = e1000_igp_cable_length_170; + break; + default: + return -E1000_ERR_PHY; + break; + } + } else if (hw->phy_type == e1000_phy_igp) { /* For IGP PHY */ + u16 cur_agc_value; + u16 min_agc_value = IGP01E1000_AGC_LENGTH_TABLE_SIZE; + u16 agc_reg_array[IGP01E1000_PHY_CHANNEL_NUM] = + { IGP01E1000_PHY_AGC_A, + IGP01E1000_PHY_AGC_B, + IGP01E1000_PHY_AGC_C, + IGP01E1000_PHY_AGC_D + }; + /* Read the AGC registers for all channels */ + for (i = 0; i < IGP01E1000_PHY_CHANNEL_NUM; i++) { + + ret_val = + e1000_read_phy_reg(hw, agc_reg_array[i], &phy_data); + if (ret_val) + return ret_val; + + cur_agc_value = phy_data >> IGP01E1000_AGC_LENGTH_SHIFT; + + /* Value bound check. */ + if ((cur_agc_value >= + IGP01E1000_AGC_LENGTH_TABLE_SIZE - 1) + || (cur_agc_value == 0)) + return -E1000_ERR_PHY; + + agc_value += cur_agc_value; + + /* Update minimal AGC value. */ + if (min_agc_value > cur_agc_value) + min_agc_value = cur_agc_value; + } + + /* Remove the minimal AGC result for length < 50m */ + if (agc_value < + IGP01E1000_PHY_CHANNEL_NUM * e1000_igp_cable_length_50) { + agc_value -= min_agc_value; + + /* Get the average length of the remaining 3 channels */ + agc_value /= (IGP01E1000_PHY_CHANNEL_NUM - 1); + } else { + /* Get the average length of all the 4 channels. */ + agc_value /= IGP01E1000_PHY_CHANNEL_NUM; + } + + /* Set the range of the calculated length. */ + *min_length = ((e1000_igp_cable_length_table[agc_value] - + IGP01E1000_AGC_RANGE) > 0) ? + (e1000_igp_cable_length_table[agc_value] - + IGP01E1000_AGC_RANGE) : 0; + *max_length = e1000_igp_cable_length_table[agc_value] + + IGP01E1000_AGC_RANGE; + } + + return E1000_SUCCESS; } -/****************************************************************************** - * Check the cable polarity - * - * hw - Struct containing variables accessed by shared code - * polarity - output parameter : 0 - Polarity is not reversed +/** + * e1000_check_polarity - Check the cable polarity + * @hw: Struct containing variables accessed by shared code + * @polarity: output parameter : 0 - Polarity is not reversed * 1 - Polarity is reversed. * * returns: - E1000_ERR_XXX @@ -6717,73 +4961,65 @@ static s32 e1000_get_cable_length(struct e1000_hw *hw, u16 *min_length, * 10 Mbps. If the link speed is 100 Mbps there is no polarity so this bit will * return 0. If the link speed is 1000 Mbps the polarity status is in the * IGP01E1000_PHY_PCS_INIT_REG. - *****************************************************************************/ + */ static s32 e1000_check_polarity(struct e1000_hw *hw, e1000_rev_polarity *polarity) { - s32 ret_val; - u16 phy_data; - - DEBUGFUNC("e1000_check_polarity"); - - if ((hw->phy_type == e1000_phy_m88) || - (hw->phy_type == e1000_phy_gg82563)) { - /* return the Polarity bit in the Status register. */ - ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, - &phy_data); - if (ret_val) - return ret_val; - *polarity = ((phy_data & M88E1000_PSSR_REV_POLARITY) >> - M88E1000_PSSR_REV_POLARITY_SHIFT) ? - e1000_rev_polarity_reversed : e1000_rev_polarity_normal; - - } else if (hw->phy_type == e1000_phy_igp || - hw->phy_type == e1000_phy_igp_3 || - hw->phy_type == e1000_phy_igp_2) { - /* Read the Status register to check the speed */ - ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_STATUS, - &phy_data); - if (ret_val) - return ret_val; - - /* If speed is 1000 Mbps, must read the IGP01E1000_PHY_PCS_INIT_REG to - * find the polarity status */ - if ((phy_data & IGP01E1000_PSSR_SPEED_MASK) == - IGP01E1000_PSSR_SPEED_1000MBPS) { - - /* Read the GIG initialization PCS register (0x00B4) */ - ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PCS_INIT_REG, - &phy_data); - if (ret_val) - return ret_val; - - /* Check the polarity bits */ - *polarity = (phy_data & IGP01E1000_PHY_POLARITY_MASK) ? - e1000_rev_polarity_reversed : e1000_rev_polarity_normal; - } else { - /* For 10 Mbps, read the polarity bit in the status register. (for - * 100 Mbps this bit is always 0) */ - *polarity = (phy_data & IGP01E1000_PSSR_POLARITY_REVERSED) ? - e1000_rev_polarity_reversed : e1000_rev_polarity_normal; - } - } else if (hw->phy_type == e1000_phy_ife) { - ret_val = e1000_read_phy_reg(hw, IFE_PHY_EXTENDED_STATUS_CONTROL, - &phy_data); - if (ret_val) - return ret_val; - *polarity = ((phy_data & IFE_PESC_POLARITY_REVERSED) >> - IFE_PESC_POLARITY_REVERSED_SHIFT) ? - e1000_rev_polarity_reversed : e1000_rev_polarity_normal; - } - return E1000_SUCCESS; + s32 ret_val; + u16 phy_data; + + DEBUGFUNC("e1000_check_polarity"); + + if (hw->phy_type == e1000_phy_m88) { + /* return the Polarity bit in the Status register. */ + ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, + &phy_data); + if (ret_val) + return ret_val; + *polarity = ((phy_data & M88E1000_PSSR_REV_POLARITY) >> + M88E1000_PSSR_REV_POLARITY_SHIFT) ? + e1000_rev_polarity_reversed : e1000_rev_polarity_normal; + + } else if (hw->phy_type == e1000_phy_igp) { + /* Read the Status register to check the speed */ + ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_STATUS, + &phy_data); + if (ret_val) + return ret_val; + + /* If speed is 1000 Mbps, must read the IGP01E1000_PHY_PCS_INIT_REG to + * find the polarity status */ + if ((phy_data & IGP01E1000_PSSR_SPEED_MASK) == + IGP01E1000_PSSR_SPEED_1000MBPS) { + + /* Read the GIG initialization PCS register (0x00B4) */ + ret_val = + e1000_read_phy_reg(hw, IGP01E1000_PHY_PCS_INIT_REG, + &phy_data); + if (ret_val) + return ret_val; + + /* Check the polarity bits */ + *polarity = (phy_data & IGP01E1000_PHY_POLARITY_MASK) ? + e1000_rev_polarity_reversed : + e1000_rev_polarity_normal; + } else { + /* For 10 Mbps, read the polarity bit in the status register. (for + * 100 Mbps this bit is always 0) */ + *polarity = + (phy_data & IGP01E1000_PSSR_POLARITY_REVERSED) ? + e1000_rev_polarity_reversed : + e1000_rev_polarity_normal; + } + } + return E1000_SUCCESS; } -/****************************************************************************** - * Check if Downshift occured - * - * hw - Struct containing variables accessed by shared code - * downshift - output parameter : 0 - No Downshift ocured. - * 1 - Downshift ocured. +/** + * e1000_check_downshift - Check if Downshift occurred + * @hw: Struct containing variables accessed by shared code + * @downshift: output parameter : 0 - No Downshift occurred. + * 1 - Downshift occurred. * * returns: - E1000_ERR_XXX * E1000_SUCCESS @@ -6792,2041 +5028,607 @@ static s32 e1000_check_polarity(struct e1000_hw *hw, * Specific Status register. For IGP phy's, it reads the Downgrade bit in the * Link Health register. In IGP this bit is latched high, so the driver must * read it immediately after link is established. - *****************************************************************************/ + */ static s32 e1000_check_downshift(struct e1000_hw *hw) { - s32 ret_val; - u16 phy_data; - - DEBUGFUNC("e1000_check_downshift"); - - if (hw->phy_type == e1000_phy_igp || - hw->phy_type == e1000_phy_igp_3 || - hw->phy_type == e1000_phy_igp_2) { - ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_LINK_HEALTH, - &phy_data); - if (ret_val) - return ret_val; - - hw->speed_downgraded = (phy_data & IGP01E1000_PLHR_SS_DOWNGRADE) ? 1 : 0; - } else if ((hw->phy_type == e1000_phy_m88) || - (hw->phy_type == e1000_phy_gg82563)) { - ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, - &phy_data); - if (ret_val) - return ret_val; - - hw->speed_downgraded = (phy_data & M88E1000_PSSR_DOWNSHIFT) >> - M88E1000_PSSR_DOWNSHIFT_SHIFT; - } else if (hw->phy_type == e1000_phy_ife) { - /* e1000_phy_ife supports 10/100 speed only */ - hw->speed_downgraded = false; - } - - return E1000_SUCCESS; -} + s32 ret_val; + u16 phy_data; -/***************************************************************************** - * - * 82541_rev_2 & 82547_rev_2 have the capability to configure the DSP when a - * gigabit link is achieved to improve link quality. - * - * hw: Struct containing variables accessed by shared code - * - * returns: - E1000_ERR_PHY if fail to read/write the PHY - * E1000_SUCCESS at any other case. - * - ****************************************************************************/ + DEBUGFUNC("e1000_check_downshift"); -static s32 e1000_config_dsp_after_link_change(struct e1000_hw *hw, bool link_up) -{ - s32 ret_val; - u16 phy_data, phy_saved_data, speed, duplex, i; - u16 dsp_reg_array[IGP01E1000_PHY_CHANNEL_NUM] = - {IGP01E1000_PHY_AGC_PARAM_A, - IGP01E1000_PHY_AGC_PARAM_B, - IGP01E1000_PHY_AGC_PARAM_C, - IGP01E1000_PHY_AGC_PARAM_D}; - u16 min_length, max_length; - - DEBUGFUNC("e1000_config_dsp_after_link_change"); - - if (hw->phy_type != e1000_phy_igp) - return E1000_SUCCESS; - - if (link_up) { - ret_val = e1000_get_speed_and_duplex(hw, &speed, &duplex); - if (ret_val) { - DEBUGOUT("Error getting link speed and duplex\n"); - return ret_val; - } - - if (speed == SPEED_1000) { - - ret_val = e1000_get_cable_length(hw, &min_length, &max_length); - if (ret_val) - return ret_val; - - if ((hw->dsp_config_state == e1000_dsp_config_enabled) && - min_length >= e1000_igp_cable_length_50) { - - for (i = 0; i < IGP01E1000_PHY_CHANNEL_NUM; i++) { - ret_val = e1000_read_phy_reg(hw, dsp_reg_array[i], - &phy_data); - if (ret_val) - return ret_val; - - phy_data &= ~IGP01E1000_PHY_EDAC_MU_INDEX; - - ret_val = e1000_write_phy_reg(hw, dsp_reg_array[i], - phy_data); - if (ret_val) - return ret_val; - } - hw->dsp_config_state = e1000_dsp_config_activated; - } - - if ((hw->ffe_config_state == e1000_ffe_config_enabled) && - (min_length < e1000_igp_cable_length_50)) { - - u16 ffe_idle_err_timeout = FFE_IDLE_ERR_COUNT_TIMEOUT_20; - u32 idle_errs = 0; - - /* clear previous idle error counts */ - ret_val = e1000_read_phy_reg(hw, PHY_1000T_STATUS, - &phy_data); - if (ret_val) - return ret_val; - - for (i = 0; i < ffe_idle_err_timeout; i++) { - udelay(1000); - ret_val = e1000_read_phy_reg(hw, PHY_1000T_STATUS, - &phy_data); - if (ret_val) - return ret_val; - - idle_errs += (phy_data & SR_1000T_IDLE_ERROR_CNT); - if (idle_errs > SR_1000T_PHY_EXCESSIVE_IDLE_ERR_COUNT) { - hw->ffe_config_state = e1000_ffe_config_active; - - ret_val = e1000_write_phy_reg(hw, - IGP01E1000_PHY_DSP_FFE, - IGP01E1000_PHY_DSP_FFE_CM_CP); - if (ret_val) - return ret_val; - break; - } - - if (idle_errs) - ffe_idle_err_timeout = FFE_IDLE_ERR_COUNT_TIMEOUT_100; - } - } - } - } else { - if (hw->dsp_config_state == e1000_dsp_config_activated) { - /* Save off the current value of register 0x2F5B to be restored at - * the end of the routines. */ - ret_val = e1000_read_phy_reg(hw, 0x2F5B, &phy_saved_data); - - if (ret_val) - return ret_val; - - /* Disable the PHY transmitter */ - ret_val = e1000_write_phy_reg(hw, 0x2F5B, 0x0003); - - if (ret_val) - return ret_val; - - mdelay(20); - - ret_val = e1000_write_phy_reg(hw, 0x0000, - IGP01E1000_IEEE_FORCE_GIGA); - if (ret_val) - return ret_val; - for (i = 0; i < IGP01E1000_PHY_CHANNEL_NUM; i++) { - ret_val = e1000_read_phy_reg(hw, dsp_reg_array[i], &phy_data); - if (ret_val) - return ret_val; - - phy_data &= ~IGP01E1000_PHY_EDAC_MU_INDEX; - phy_data |= IGP01E1000_PHY_EDAC_SIGN_EXT_9_BITS; - - ret_val = e1000_write_phy_reg(hw,dsp_reg_array[i], phy_data); - if (ret_val) - return ret_val; - } - - ret_val = e1000_write_phy_reg(hw, 0x0000, - IGP01E1000_IEEE_RESTART_AUTONEG); - if (ret_val) - return ret_val; - - mdelay(20); - - /* Now enable the transmitter */ - ret_val = e1000_write_phy_reg(hw, 0x2F5B, phy_saved_data); - - if (ret_val) - return ret_val; - - hw->dsp_config_state = e1000_dsp_config_enabled; - } - - if (hw->ffe_config_state == e1000_ffe_config_active) { - /* Save off the current value of register 0x2F5B to be restored at - * the end of the routines. */ - ret_val = e1000_read_phy_reg(hw, 0x2F5B, &phy_saved_data); - - if (ret_val) - return ret_val; - - /* Disable the PHY transmitter */ - ret_val = e1000_write_phy_reg(hw, 0x2F5B, 0x0003); - - if (ret_val) - return ret_val; - - mdelay(20); - - ret_val = e1000_write_phy_reg(hw, 0x0000, - IGP01E1000_IEEE_FORCE_GIGA); - if (ret_val) - return ret_val; - ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_DSP_FFE, - IGP01E1000_PHY_DSP_FFE_DEFAULT); - if (ret_val) - return ret_val; - - ret_val = e1000_write_phy_reg(hw, 0x0000, - IGP01E1000_IEEE_RESTART_AUTONEG); - if (ret_val) - return ret_val; - - mdelay(20); - - /* Now enable the transmitter */ - ret_val = e1000_write_phy_reg(hw, 0x2F5B, phy_saved_data); - - if (ret_val) - return ret_val; - - hw->ffe_config_state = e1000_ffe_config_enabled; - } - } - return E1000_SUCCESS; -} + if (hw->phy_type == e1000_phy_igp) { + ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_LINK_HEALTH, + &phy_data); + if (ret_val) + return ret_val; -/***************************************************************************** - * Set PHY to class A mode - * Assumes the following operations will follow to enable the new class mode. - * 1. Do a PHY soft reset - * 2. Restart auto-negotiation or force link. - * - * hw - Struct containing variables accessed by shared code - ****************************************************************************/ -static s32 e1000_set_phy_mode(struct e1000_hw *hw) -{ - s32 ret_val; - u16 eeprom_data; - - DEBUGFUNC("e1000_set_phy_mode"); - - if ((hw->mac_type == e1000_82545_rev_3) && - (hw->media_type == e1000_media_type_copper)) { - ret_val = e1000_read_eeprom(hw, EEPROM_PHY_CLASS_WORD, 1, &eeprom_data); - if (ret_val) { - return ret_val; - } - - if ((eeprom_data != EEPROM_RESERVED_WORD) && - (eeprom_data & EEPROM_PHY_CLASS_A)) { - ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x000B); - if (ret_val) - return ret_val; - ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0x8104); - if (ret_val) - return ret_val; - - hw->phy_reset_disable = false; - } - } - - return E1000_SUCCESS; -} + hw->speed_downgraded = + (phy_data & IGP01E1000_PLHR_SS_DOWNGRADE) ? 1 : 0; + } else if (hw->phy_type == e1000_phy_m88) { + ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, + &phy_data); + if (ret_val) + return ret_val; -/***************************************************************************** - * - * This function sets the lplu state according to the active flag. When - * activating lplu this function also disables smart speed and vise versa. - * lplu will not be activated unless the device autonegotiation advertisment - * meets standards of either 10 or 10/100 or 10/100/1000 at all duplexes. - * hw: Struct containing variables accessed by shared code - * active - true to enable lplu false to disable lplu. - * - * returns: - E1000_ERR_PHY if fail to read/write the PHY - * E1000_SUCCESS at any other case. - * - ****************************************************************************/ + hw->speed_downgraded = (phy_data & M88E1000_PSSR_DOWNSHIFT) >> + M88E1000_PSSR_DOWNSHIFT_SHIFT; + } -static s32 e1000_set_d3_lplu_state(struct e1000_hw *hw, bool active) -{ - u32 phy_ctrl = 0; - s32 ret_val; - u16 phy_data; - DEBUGFUNC("e1000_set_d3_lplu_state"); - - if (hw->phy_type != e1000_phy_igp && hw->phy_type != e1000_phy_igp_2 - && hw->phy_type != e1000_phy_igp_3) - return E1000_SUCCESS; - - /* During driver activity LPLU should not be used or it will attain link - * from the lowest speeds starting from 10Mbps. The capability is used for - * Dx transitions and states */ - if (hw->mac_type == e1000_82541_rev_2 || hw->mac_type == e1000_82547_rev_2) { - ret_val = e1000_read_phy_reg(hw, IGP01E1000_GMII_FIFO, &phy_data); - if (ret_val) - return ret_val; - } else if (hw->mac_type == e1000_ich8lan) { - /* MAC writes into PHY register based on the state transition - * and start auto-negotiation. SW driver can overwrite the settings - * in CSR PHY power control E1000_PHY_CTRL register. */ - phy_ctrl = er32(PHY_CTRL); - } else { - ret_val = e1000_read_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT, &phy_data); - if (ret_val) - return ret_val; - } - - if (!active) { - if (hw->mac_type == e1000_82541_rev_2 || - hw->mac_type == e1000_82547_rev_2) { - phy_data &= ~IGP01E1000_GMII_FLEX_SPD; - ret_val = e1000_write_phy_reg(hw, IGP01E1000_GMII_FIFO, phy_data); - if (ret_val) - return ret_val; - } else { - if (hw->mac_type == e1000_ich8lan) { - phy_ctrl &= ~E1000_PHY_CTRL_NOND0A_LPLU; - ew32(PHY_CTRL, phy_ctrl); - } else { - phy_data &= ~IGP02E1000_PM_D3_LPLU; - ret_val = e1000_write_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT, - phy_data); - if (ret_val) - return ret_val; - } - } - - /* LPLU and SmartSpeed are mutually exclusive. LPLU is used during - * Dx states where the power conservation is most important. During - * driver activity we should enable SmartSpeed, so performance is - * maintained. */ - if (hw->smart_speed == e1000_smart_speed_on) { - ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, - &phy_data); - if (ret_val) - return ret_val; - - phy_data |= IGP01E1000_PSCFR_SMART_SPEED; - ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, - phy_data); - if (ret_val) - return ret_val; - } else if (hw->smart_speed == e1000_smart_speed_off) { - ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, - &phy_data); - if (ret_val) - return ret_val; - - phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED; - ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, - phy_data); - if (ret_val) - return ret_val; - } - - } else if ((hw->autoneg_advertised == AUTONEG_ADVERTISE_SPEED_DEFAULT) || - (hw->autoneg_advertised == AUTONEG_ADVERTISE_10_ALL ) || - (hw->autoneg_advertised == AUTONEG_ADVERTISE_10_100_ALL)) { - - if (hw->mac_type == e1000_82541_rev_2 || - hw->mac_type == e1000_82547_rev_2) { - phy_data |= IGP01E1000_GMII_FLEX_SPD; - ret_val = e1000_write_phy_reg(hw, IGP01E1000_GMII_FIFO, phy_data); - if (ret_val) - return ret_val; - } else { - if (hw->mac_type == e1000_ich8lan) { - phy_ctrl |= E1000_PHY_CTRL_NOND0A_LPLU; - ew32(PHY_CTRL, phy_ctrl); - } else { - phy_data |= IGP02E1000_PM_D3_LPLU; - ret_val = e1000_write_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT, - phy_data); - if (ret_val) - return ret_val; - } - } - - /* When LPLU is enabled we should disable SmartSpeed */ - ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, &phy_data); - if (ret_val) - return ret_val; - - phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED; - ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, phy_data); - if (ret_val) - return ret_val; - - } - return E1000_SUCCESS; + return E1000_SUCCESS; } -/***************************************************************************** - * - * This function sets the lplu d0 state according to the active flag. When - * activating lplu this function also disables smart speed and vise versa. - * lplu will not be activated unless the device autonegotiation advertisment - * meets standards of either 10 or 10/100 or 10/100/1000 at all duplexes. - * hw: Struct containing variables accessed by shared code - * active - true to enable lplu false to disable lplu. +/** + * e1000_config_dsp_after_link_change + * @hw: Struct containing variables accessed by shared code + * @link_up: was link up at the time this was called * * returns: - E1000_ERR_PHY if fail to read/write the PHY * E1000_SUCCESS at any other case. * - ****************************************************************************/ - -static s32 e1000_set_d0_lplu_state(struct e1000_hw *hw, bool active) -{ - u32 phy_ctrl = 0; - s32 ret_val; - u16 phy_data; - DEBUGFUNC("e1000_set_d0_lplu_state"); - - if (hw->mac_type <= e1000_82547_rev_2) - return E1000_SUCCESS; - - if (hw->mac_type == e1000_ich8lan) { - phy_ctrl = er32(PHY_CTRL); - } else { - ret_val = e1000_read_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT, &phy_data); - if (ret_val) - return ret_val; - } - - if (!active) { - if (hw->mac_type == e1000_ich8lan) { - phy_ctrl &= ~E1000_PHY_CTRL_D0A_LPLU; - ew32(PHY_CTRL, phy_ctrl); - } else { - phy_data &= ~IGP02E1000_PM_D0_LPLU; - ret_val = e1000_write_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT, phy_data); - if (ret_val) - return ret_val; - } - - /* LPLU and SmartSpeed are mutually exclusive. LPLU is used during - * Dx states where the power conservation is most important. During - * driver activity we should enable SmartSpeed, so performance is - * maintained. */ - if (hw->smart_speed == e1000_smart_speed_on) { - ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, - &phy_data); - if (ret_val) - return ret_val; - - phy_data |= IGP01E1000_PSCFR_SMART_SPEED; - ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, - phy_data); - if (ret_val) - return ret_val; - } else if (hw->smart_speed == e1000_smart_speed_off) { - ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, - &phy_data); - if (ret_val) - return ret_val; - - phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED; - ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, - phy_data); - if (ret_val) - return ret_val; - } - - - } else { - - if (hw->mac_type == e1000_ich8lan) { - phy_ctrl |= E1000_PHY_CTRL_D0A_LPLU; - ew32(PHY_CTRL, phy_ctrl); - } else { - phy_data |= IGP02E1000_PM_D0_LPLU; - ret_val = e1000_write_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT, phy_data); - if (ret_val) - return ret_val; - } - - /* When LPLU is enabled we should disable SmartSpeed */ - ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, &phy_data); - if (ret_val) - return ret_val; - - phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED; - ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, phy_data); - if (ret_val) - return ret_val; - - } - return E1000_SUCCESS; -} + * 82541_rev_2 & 82547_rev_2 have the capability to configure the DSP when a + * gigabit link is achieved to improve link quality. + */ -/****************************************************************************** - * Change VCO speed register to improve Bit Error Rate performance of SERDES. - * - * hw - Struct containing variables accessed by shared code - *****************************************************************************/ -static s32 e1000_set_vco_speed(struct e1000_hw *hw) +static s32 e1000_config_dsp_after_link_change(struct e1000_hw *hw, bool link_up) { - s32 ret_val; - u16 default_page = 0; - u16 phy_data; - - DEBUGFUNC("e1000_set_vco_speed"); + s32 ret_val; + u16 phy_data, phy_saved_data, speed, duplex, i; + u16 dsp_reg_array[IGP01E1000_PHY_CHANNEL_NUM] = + { IGP01E1000_PHY_AGC_PARAM_A, + IGP01E1000_PHY_AGC_PARAM_B, + IGP01E1000_PHY_AGC_PARAM_C, + IGP01E1000_PHY_AGC_PARAM_D + }; + u16 min_length, max_length; + + DEBUGFUNC("e1000_config_dsp_after_link_change"); + + if (hw->phy_type != e1000_phy_igp) + return E1000_SUCCESS; + + if (link_up) { + ret_val = e1000_get_speed_and_duplex(hw, &speed, &duplex); + if (ret_val) { + DEBUGOUT("Error getting link speed and duplex\n"); + return ret_val; + } - switch (hw->mac_type) { - case e1000_82545_rev_3: - case e1000_82546_rev_3: - break; - default: - return E1000_SUCCESS; - } + if (speed == SPEED_1000) { + + ret_val = + e1000_get_cable_length(hw, &min_length, + &max_length); + if (ret_val) + return ret_val; + + if ((hw->dsp_config_state == e1000_dsp_config_enabled) + && min_length >= e1000_igp_cable_length_50) { + + for (i = 0; i < IGP01E1000_PHY_CHANNEL_NUM; i++) { + ret_val = + e1000_read_phy_reg(hw, + dsp_reg_array[i], + &phy_data); + if (ret_val) + return ret_val; + + phy_data &= + ~IGP01E1000_PHY_EDAC_MU_INDEX; + + ret_val = + e1000_write_phy_reg(hw, + dsp_reg_array + [i], phy_data); + if (ret_val) + return ret_val; + } + hw->dsp_config_state = + e1000_dsp_config_activated; + } + + if ((hw->ffe_config_state == e1000_ffe_config_enabled) + && (min_length < e1000_igp_cable_length_50)) { + + u16 ffe_idle_err_timeout = + FFE_IDLE_ERR_COUNT_TIMEOUT_20; + u32 idle_errs = 0; + + /* clear previous idle error counts */ + ret_val = + e1000_read_phy_reg(hw, PHY_1000T_STATUS, + &phy_data); + if (ret_val) + return ret_val; + + for (i = 0; i < ffe_idle_err_timeout; i++) { + udelay(1000); + ret_val = + e1000_read_phy_reg(hw, + PHY_1000T_STATUS, + &phy_data); + if (ret_val) + return ret_val; + + idle_errs += + (phy_data & + SR_1000T_IDLE_ERROR_CNT); + if (idle_errs > + SR_1000T_PHY_EXCESSIVE_IDLE_ERR_COUNT) + { + hw->ffe_config_state = + e1000_ffe_config_active; + + ret_val = + e1000_write_phy_reg(hw, + IGP01E1000_PHY_DSP_FFE, + IGP01E1000_PHY_DSP_FFE_CM_CP); + if (ret_val) + return ret_val; + break; + } + + if (idle_errs) + ffe_idle_err_timeout = + FFE_IDLE_ERR_COUNT_TIMEOUT_100; + } + } + } + } else { + if (hw->dsp_config_state == e1000_dsp_config_activated) { + /* Save off the current value of register 0x2F5B to be restored at + * the end of the routines. */ + ret_val = + e1000_read_phy_reg(hw, 0x2F5B, &phy_saved_data); + + if (ret_val) + return ret_val; + + /* Disable the PHY transmitter */ + ret_val = e1000_write_phy_reg(hw, 0x2F5B, 0x0003); + + if (ret_val) + return ret_val; + + mdelay(20); + + ret_val = e1000_write_phy_reg(hw, 0x0000, + IGP01E1000_IEEE_FORCE_GIGA); + if (ret_val) + return ret_val; + for (i = 0; i < IGP01E1000_PHY_CHANNEL_NUM; i++) { + ret_val = + e1000_read_phy_reg(hw, dsp_reg_array[i], + &phy_data); + if (ret_val) + return ret_val; + + phy_data &= ~IGP01E1000_PHY_EDAC_MU_INDEX; + phy_data |= IGP01E1000_PHY_EDAC_SIGN_EXT_9_BITS; + + ret_val = + e1000_write_phy_reg(hw, dsp_reg_array[i], + phy_data); + if (ret_val) + return ret_val; + } + + ret_val = e1000_write_phy_reg(hw, 0x0000, + IGP01E1000_IEEE_RESTART_AUTONEG); + if (ret_val) + return ret_val; + + mdelay(20); + + /* Now enable the transmitter */ + ret_val = + e1000_write_phy_reg(hw, 0x2F5B, phy_saved_data); + + if (ret_val) + return ret_val; + + hw->dsp_config_state = e1000_dsp_config_enabled; + } - /* Set PHY register 30, page 5, bit 8 to 0 */ + if (hw->ffe_config_state == e1000_ffe_config_active) { + /* Save off the current value of register 0x2F5B to be restored at + * the end of the routines. */ + ret_val = + e1000_read_phy_reg(hw, 0x2F5B, &phy_saved_data); - ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, &default_page); - if (ret_val) - return ret_val; + if (ret_val) + return ret_val; - ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0005); - if (ret_val) - return ret_val; + /* Disable the PHY transmitter */ + ret_val = e1000_write_phy_reg(hw, 0x2F5B, 0x0003); - ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, &phy_data); - if (ret_val) - return ret_val; + if (ret_val) + return ret_val; - phy_data &= ~M88E1000_PHY_VCO_REG_BIT8; - ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, phy_data); - if (ret_val) - return ret_val; + mdelay(20); - /* Set PHY register 30, page 4, bit 11 to 1 */ + ret_val = e1000_write_phy_reg(hw, 0x0000, + IGP01E1000_IEEE_FORCE_GIGA); + if (ret_val) + return ret_val; + ret_val = + e1000_write_phy_reg(hw, IGP01E1000_PHY_DSP_FFE, + IGP01E1000_PHY_DSP_FFE_DEFAULT); + if (ret_val) + return ret_val; - ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0004); - if (ret_val) - return ret_val; + ret_val = e1000_write_phy_reg(hw, 0x0000, + IGP01E1000_IEEE_RESTART_AUTONEG); + if (ret_val) + return ret_val; - ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, &phy_data); - if (ret_val) - return ret_val; + mdelay(20); - phy_data |= M88E1000_PHY_VCO_REG_BIT11; - ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, phy_data); - if (ret_val) - return ret_val; + /* Now enable the transmitter */ + ret_val = + e1000_write_phy_reg(hw, 0x2F5B, phy_saved_data); - ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, default_page); - if (ret_val) - return ret_val; + if (ret_val) + return ret_val; - return E1000_SUCCESS; + hw->ffe_config_state = e1000_ffe_config_enabled; + } + } + return E1000_SUCCESS; } - -/***************************************************************************** - * This function reads the cookie from ARC ram. +/** + * e1000_set_phy_mode - Set PHY to class A mode + * @hw: Struct containing variables accessed by shared code * - * returns: - E1000_SUCCESS . - ****************************************************************************/ -static s32 e1000_host_if_read_cookie(struct e1000_hw *hw, u8 *buffer) + * Assumes the following operations will follow to enable the new class mode. + * 1. Do a PHY soft reset + * 2. Restart auto-negotiation or force link. + */ +static s32 e1000_set_phy_mode(struct e1000_hw *hw) { - u8 i; - u32 offset = E1000_MNG_DHCP_COOKIE_OFFSET; - u8 length = E1000_MNG_DHCP_COOKIE_LENGTH; - - length = (length >> 2); - offset = (offset >> 2); - - for (i = 0; i < length; i++) { - *((u32 *)buffer + i) = - E1000_READ_REG_ARRAY_DWORD(hw, HOST_IF, offset + i); - } - return E1000_SUCCESS; -} + s32 ret_val; + u16 eeprom_data; + DEBUGFUNC("e1000_set_phy_mode"); -/***************************************************************************** - * This function checks whether the HOST IF is enabled for command operaton - * and also checks whether the previous command is completed. - * It busy waits in case of previous command is not completed. - * - * returns: - E1000_ERR_HOST_INTERFACE_COMMAND in case if is not ready or - * timeout - * - E1000_SUCCESS for success. - ****************************************************************************/ -static s32 e1000_mng_enable_host_if(struct e1000_hw *hw) -{ - u32 hicr; - u8 i; - - /* Check that the host interface is enabled. */ - hicr = er32(HICR); - if ((hicr & E1000_HICR_EN) == 0) { - DEBUGOUT("E1000_HOST_EN bit disabled.\n"); - return -E1000_ERR_HOST_INTERFACE_COMMAND; - } - /* check the previous command is completed */ - for (i = 0; i < E1000_MNG_DHCP_COMMAND_TIMEOUT; i++) { - hicr = er32(HICR); - if (!(hicr & E1000_HICR_C)) - break; - mdelay(1); - } - - if (i == E1000_MNG_DHCP_COMMAND_TIMEOUT) { - DEBUGOUT("Previous command timeout failed .\n"); - return -E1000_ERR_HOST_INTERFACE_COMMAND; - } - return E1000_SUCCESS; -} + if ((hw->mac_type == e1000_82545_rev_3) && + (hw->media_type == e1000_media_type_copper)) { + ret_val = + e1000_read_eeprom(hw, EEPROM_PHY_CLASS_WORD, 1, + &eeprom_data); + if (ret_val) { + return ret_val; + } -/***************************************************************************** - * This function writes the buffer content at the offset given on the host if. - * It also does alignment considerations to do the writes in most efficient way. - * Also fills up the sum of the buffer in *buffer parameter. - * - * returns - E1000_SUCCESS for success. - ****************************************************************************/ -static s32 e1000_mng_host_if_write(struct e1000_hw *hw, u8 *buffer, u16 length, - u16 offset, u8 *sum) -{ - u8 *tmp; - u8 *bufptr = buffer; - u32 data = 0; - u16 remaining, i, j, prev_bytes; - - /* sum = only sum of the data and it is not checksum */ - - if (length == 0 || offset + length > E1000_HI_MAX_MNG_DATA_LENGTH) { - return -E1000_ERR_PARAM; - } - - tmp = (u8 *)&data; - prev_bytes = offset & 0x3; - offset &= 0xFFFC; - offset >>= 2; - - if (prev_bytes) { - data = E1000_READ_REG_ARRAY_DWORD(hw, HOST_IF, offset); - for (j = prev_bytes; j < sizeof(u32); j++) { - *(tmp + j) = *bufptr++; - *sum += *(tmp + j); - } - E1000_WRITE_REG_ARRAY_DWORD(hw, HOST_IF, offset, data); - length -= j - prev_bytes; - offset++; - } - - remaining = length & 0x3; - length -= remaining; - - /* Calculate length in DWORDs */ - length >>= 2; - - /* The device driver writes the relevant command block into the - * ram area. */ - for (i = 0; i < length; i++) { - for (j = 0; j < sizeof(u32); j++) { - *(tmp + j) = *bufptr++; - *sum += *(tmp + j); - } - - E1000_WRITE_REG_ARRAY_DWORD(hw, HOST_IF, offset + i, data); - } - if (remaining) { - for (j = 0; j < sizeof(u32); j++) { - if (j < remaining) - *(tmp + j) = *bufptr++; - else - *(tmp + j) = 0; - - *sum += *(tmp + j); - } - E1000_WRITE_REG_ARRAY_DWORD(hw, HOST_IF, offset + i, data); - } - - return E1000_SUCCESS; -} + if ((eeprom_data != EEPROM_RESERVED_WORD) && + (eeprom_data & EEPROM_PHY_CLASS_A)) { + ret_val = + e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, + 0x000B); + if (ret_val) + return ret_val; + ret_val = + e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, + 0x8104); + if (ret_val) + return ret_val; + + hw->phy_reset_disable = false; + } + } + return E1000_SUCCESS; +} -/***************************************************************************** - * This function writes the command header after does the checksum calculation. +/** + * e1000_set_d3_lplu_state - set d3 link power state + * @hw: Struct containing variables accessed by shared code + * @active: true to enable lplu false to disable lplu. + * + * This function sets the lplu state according to the active flag. When + * activating lplu this function also disables smart speed and vise versa. + * lplu will not be activated unless the device autonegotiation advertisement + * meets standards of either 10 or 10/100 or 10/100/1000 at all duplexes. * - * returns - E1000_SUCCESS for success. - ****************************************************************************/ -static s32 e1000_mng_write_cmd_header(struct e1000_hw *hw, - struct e1000_host_mng_command_header *hdr) + * returns: - E1000_ERR_PHY if fail to read/write the PHY + * E1000_SUCCESS at any other case. + */ +static s32 e1000_set_d3_lplu_state(struct e1000_hw *hw, bool active) { - u16 i; - u8 sum; - u8 *buffer; - - /* Write the whole command header structure which includes sum of - * the buffer */ - - u16 length = sizeof(struct e1000_host_mng_command_header); + s32 ret_val; + u16 phy_data; + DEBUGFUNC("e1000_set_d3_lplu_state"); + + if (hw->phy_type != e1000_phy_igp) + return E1000_SUCCESS; + + /* During driver activity LPLU should not be used or it will attain link + * from the lowest speeds starting from 10Mbps. The capability is used for + * Dx transitions and states */ + if (hw->mac_type == e1000_82541_rev_2 + || hw->mac_type == e1000_82547_rev_2) { + ret_val = + e1000_read_phy_reg(hw, IGP01E1000_GMII_FIFO, &phy_data); + if (ret_val) + return ret_val; + } - sum = hdr->checksum; - hdr->checksum = 0; + if (!active) { + if (hw->mac_type == e1000_82541_rev_2 || + hw->mac_type == e1000_82547_rev_2) { + phy_data &= ~IGP01E1000_GMII_FLEX_SPD; + ret_val = + e1000_write_phy_reg(hw, IGP01E1000_GMII_FIFO, + phy_data); + if (ret_val) + return ret_val; + } - buffer = (u8 *)hdr; - i = length; - while (i--) - sum += buffer[i]; + /* LPLU and SmartSpeed are mutually exclusive. LPLU is used during + * Dx states where the power conservation is most important. During + * driver activity we should enable SmartSpeed, so performance is + * maintained. */ + if (hw->smart_speed == e1000_smart_speed_on) { + ret_val = + e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, + &phy_data); + if (ret_val) + return ret_val; + + phy_data |= IGP01E1000_PSCFR_SMART_SPEED; + ret_val = + e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, + phy_data); + if (ret_val) + return ret_val; + } else if (hw->smart_speed == e1000_smart_speed_off) { + ret_val = + e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, + &phy_data); + if (ret_val) + return ret_val; + + phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED; + ret_val = + e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, + phy_data); + if (ret_val) + return ret_val; + } + } else if ((hw->autoneg_advertised == AUTONEG_ADVERTISE_SPEED_DEFAULT) + || (hw->autoneg_advertised == AUTONEG_ADVERTISE_10_ALL) + || (hw->autoneg_advertised == + AUTONEG_ADVERTISE_10_100_ALL)) { + + if (hw->mac_type == e1000_82541_rev_2 || + hw->mac_type == e1000_82547_rev_2) { + phy_data |= IGP01E1000_GMII_FLEX_SPD; + ret_val = + e1000_write_phy_reg(hw, IGP01E1000_GMII_FIFO, + phy_data); + if (ret_val) + return ret_val; + } - hdr->checksum = 0 - sum; + /* When LPLU is enabled we should disable SmartSpeed */ + ret_val = + e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, + &phy_data); + if (ret_val) + return ret_val; - length >>= 2; - /* The device driver writes the relevant command block into the ram area. */ - for (i = 0; i < length; i++) { - E1000_WRITE_REG_ARRAY_DWORD(hw, HOST_IF, i, *((u32 *)hdr + i)); - E1000_WRITE_FLUSH(); - } + phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED; + ret_val = + e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, + phy_data); + if (ret_val) + return ret_val; - return E1000_SUCCESS; + } + return E1000_SUCCESS; } - -/***************************************************************************** - * This function indicates to ARC that a new command is pending which completes - * one write operation by the driver. +/** + * e1000_set_vco_speed + * @hw: Struct containing variables accessed by shared code * - * returns - E1000_SUCCESS for success. - ****************************************************************************/ -static s32 e1000_mng_write_commit(struct e1000_hw *hw) + * Change VCO speed register to improve Bit Error Rate performance of SERDES. + */ +static s32 e1000_set_vco_speed(struct e1000_hw *hw) { - u32 hicr; + s32 ret_val; + u16 default_page = 0; + u16 phy_data; - hicr = er32(HICR); - /* Setting this bit tells the ARC that a new command is pending. */ - ew32(HICR, hicr | E1000_HICR_C); + DEBUGFUNC("e1000_set_vco_speed"); - return E1000_SUCCESS; -} + switch (hw->mac_type) { + case e1000_82545_rev_3: + case e1000_82546_rev_3: + break; + default: + return E1000_SUCCESS; + } + /* Set PHY register 30, page 5, bit 8 to 0 */ -/***************************************************************************** - * This function checks the mode of the firmware. - * - * returns - true when the mode is IAMT or false. - ****************************************************************************/ -bool e1000_check_mng_mode(struct e1000_hw *hw) -{ - u32 fwsm; - - fwsm = er32(FWSM); + ret_val = + e1000_read_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, &default_page); + if (ret_val) + return ret_val; - if (hw->mac_type == e1000_ich8lan) { - if ((fwsm & E1000_FWSM_MODE_MASK) == - (E1000_MNG_ICH_IAMT_MODE << E1000_FWSM_MODE_SHIFT)) - return true; - } else if ((fwsm & E1000_FWSM_MODE_MASK) == - (E1000_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT)) - return true; + ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0005); + if (ret_val) + return ret_val; - return false; -} + ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, &phy_data); + if (ret_val) + return ret_val; + phy_data &= ~M88E1000_PHY_VCO_REG_BIT8; + ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, phy_data); + if (ret_val) + return ret_val; -/***************************************************************************** - * This function writes the dhcp info . - ****************************************************************************/ -s32 e1000_mng_write_dhcp_info(struct e1000_hw *hw, u8 *buffer, u16 length) -{ - s32 ret_val; - struct e1000_host_mng_command_header hdr; - - hdr.command_id = E1000_MNG_DHCP_TX_PAYLOAD_CMD; - hdr.command_length = length; - hdr.reserved1 = 0; - hdr.reserved2 = 0; - hdr.checksum = 0; - - ret_val = e1000_mng_enable_host_if(hw); - if (ret_val == E1000_SUCCESS) { - ret_val = e1000_mng_host_if_write(hw, buffer, length, sizeof(hdr), - &(hdr.checksum)); - if (ret_val == E1000_SUCCESS) { - ret_val = e1000_mng_write_cmd_header(hw, &hdr); - if (ret_val == E1000_SUCCESS) - ret_val = e1000_mng_write_commit(hw); - } - } - return ret_val; -} + /* Set PHY register 30, page 4, bit 11 to 1 */ + ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0004); + if (ret_val) + return ret_val; -/***************************************************************************** - * This function calculates the checksum. - * - * returns - checksum of buffer contents. - ****************************************************************************/ -static u8 e1000_calculate_mng_checksum(char *buffer, u32 length) -{ - u8 sum = 0; - u32 i; + ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, &phy_data); + if (ret_val) + return ret_val; - if (!buffer) - return 0; + phy_data |= M88E1000_PHY_VCO_REG_BIT11; + ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, phy_data); + if (ret_val) + return ret_val; - for (i=0; i < length; i++) - sum += buffer[i]; + ret_val = + e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, default_page); + if (ret_val) + return ret_val; - return (u8)(0 - sum); + return E1000_SUCCESS; } -/***************************************************************************** - * This function checks whether tx pkt filtering needs to be enabled or not. - * - * returns - true for packet filtering or false. - ****************************************************************************/ -bool e1000_enable_tx_pkt_filtering(struct e1000_hw *hw) -{ - /* called in init as well as watchdog timer functions */ - - s32 ret_val, checksum; - bool tx_filter = false; - struct e1000_host_mng_dhcp_cookie *hdr = &(hw->mng_cookie); - u8 *buffer = (u8 *) &(hw->mng_cookie); - - if (e1000_check_mng_mode(hw)) { - ret_val = e1000_mng_enable_host_if(hw); - if (ret_val == E1000_SUCCESS) { - ret_val = e1000_host_if_read_cookie(hw, buffer); - if (ret_val == E1000_SUCCESS) { - checksum = hdr->checksum; - hdr->checksum = 0; - if ((hdr->signature == E1000_IAMT_SIGNATURE) && - checksum == e1000_calculate_mng_checksum((char *)buffer, - E1000_MNG_DHCP_COOKIE_LENGTH)) { - if (hdr->status & - E1000_MNG_DHCP_COOKIE_STATUS_PARSING_SUPPORT) - tx_filter = true; - } else - tx_filter = true; - } else - tx_filter = true; - } - } - - hw->tx_pkt_filtering = tx_filter; - return tx_filter; -} -/****************************************************************************** - * Verifies the hardware needs to allow ARPs to be processed by the host - * - * hw - Struct containing variables accessed by shared code +/** + * e1000_enable_mng_pass_thru - check for bmc pass through + * @hw: Struct containing variables accessed by shared code * + * Verifies the hardware needs to allow ARPs to be processed by the host * returns: - true/false - * - *****************************************************************************/ + */ u32 e1000_enable_mng_pass_thru(struct e1000_hw *hw) { - u32 manc; - u32 fwsm, factps; - - if (hw->asf_firmware_present) { - manc = er32(MANC); - - if (!(manc & E1000_MANC_RCV_TCO_EN) || - !(manc & E1000_MANC_EN_MAC_ADDR_FILTER)) - return false; - if (e1000_arc_subsystem_valid(hw)) { - fwsm = er32(FWSM); - factps = er32(FACTPS); - - if ((((fwsm & E1000_FWSM_MODE_MASK) >> E1000_FWSM_MODE_SHIFT) == - e1000_mng_mode_pt) && !(factps & E1000_FACTPS_MNGCG)) - return true; - } else - if ((manc & E1000_MANC_SMBUS_EN) && !(manc & E1000_MANC_ASF_EN)) - return true; - } - return false; -} + u32 manc; -static s32 e1000_polarity_reversal_workaround(struct e1000_hw *hw) -{ - s32 ret_val; - u16 mii_status_reg; - u16 i; - - /* Polarity reversal workaround for forced 10F/10H links. */ - - /* Disable the transmitter on the PHY */ - - ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0019); - if (ret_val) - return ret_val; - ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0xFFFF); - if (ret_val) - return ret_val; - - ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0000); - if (ret_val) - return ret_val; - - /* This loop will early-out if the NO link condition has been met. */ - for (i = PHY_FORCE_TIME; i > 0; i--) { - /* Read the MII Status Register and wait for Link Status bit - * to be clear. - */ - - ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg); - if (ret_val) - return ret_val; - - ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg); - if (ret_val) - return ret_val; - - if ((mii_status_reg & ~MII_SR_LINK_STATUS) == 0) break; - mdelay(100); - } - - /* Recommended delay time after link has been lost */ - mdelay(1000); - - /* Now we will re-enable th transmitter on the PHY */ - - ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0019); - if (ret_val) - return ret_val; - mdelay(50); - ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0xFFF0); - if (ret_val) - return ret_val; - mdelay(50); - ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0xFF00); - if (ret_val) - return ret_val; - mdelay(50); - ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0x0000); - if (ret_val) - return ret_val; - - ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0000); - if (ret_val) - return ret_val; - - /* This loop will early-out if the link condition has been met. */ - for (i = PHY_FORCE_TIME; i > 0; i--) { - /* Read the MII Status Register and wait for Link Status bit - * to be set. - */ - - ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg); - if (ret_val) - return ret_val; - - ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg); - if (ret_val) - return ret_val; - - if (mii_status_reg & MII_SR_LINK_STATUS) break; - mdelay(100); - } - return E1000_SUCCESS; + if (hw->asf_firmware_present) { + manc = er32(MANC); + + if (!(manc & E1000_MANC_RCV_TCO_EN) || + !(manc & E1000_MANC_EN_MAC_ADDR_FILTER)) + return false; + if ((manc & E1000_MANC_SMBUS_EN) && !(manc & E1000_MANC_ASF_EN)) + return true; + } + return false; } -/*************************************************************************** - * - * Disables PCI-Express master access. - * - * hw: Struct containing variables accessed by shared code - * - * returns: - none. - * - ***************************************************************************/ -static void e1000_set_pci_express_master_disable(struct e1000_hw *hw) +static s32 e1000_polarity_reversal_workaround(struct e1000_hw *hw) { - u32 ctrl; + s32 ret_val; + u16 mii_status_reg; + u16 i; - DEBUGFUNC("e1000_set_pci_express_master_disable"); + /* Polarity reversal workaround for forced 10F/10H links. */ - if (hw->bus_type != e1000_bus_type_pci_express) - return; + /* Disable the transmitter on the PHY */ - ctrl = er32(CTRL); - ctrl |= E1000_CTRL_GIO_MASTER_DISABLE; - ew32(CTRL, ctrl); -} + ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0019); + if (ret_val) + return ret_val; + ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0xFFFF); + if (ret_val) + return ret_val; -/******************************************************************************* - * - * Disables PCI-Express master access and verifies there are no pending requests - * - * hw: Struct containing variables accessed by shared code - * - * returns: - E1000_ERR_MASTER_REQUESTS_PENDING if master disable bit hasn't - * caused the master requests to be disabled. - * E1000_SUCCESS master requests disabled. - * - ******************************************************************************/ -s32 e1000_disable_pciex_master(struct e1000_hw *hw) -{ - s32 timeout = MASTER_DISABLE_TIMEOUT; /* 80ms */ + ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0000); + if (ret_val) + return ret_val; - DEBUGFUNC("e1000_disable_pciex_master"); + /* This loop will early-out if the NO link condition has been met. */ + for (i = PHY_FORCE_TIME; i > 0; i--) { + /* Read the MII Status Register and wait for Link Status bit + * to be clear. + */ - if (hw->bus_type != e1000_bus_type_pci_express) - return E1000_SUCCESS; + ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg); + if (ret_val) + return ret_val; - e1000_set_pci_express_master_disable(hw); + ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg); + if (ret_val) + return ret_val; - while (timeout) { - if (!(er32(STATUS) & E1000_STATUS_GIO_MASTER_ENABLE)) - break; - else - udelay(100); - timeout--; - } - - if (!timeout) { - DEBUGOUT("Master requests are pending.\n"); - return -E1000_ERR_MASTER_REQUESTS_PENDING; - } + if ((mii_status_reg & ~MII_SR_LINK_STATUS) == 0) + break; + mdelay(100); + } - return E1000_SUCCESS; + /* Recommended delay time after link has been lost */ + mdelay(1000); + + /* Now we will re-enable th transmitter on the PHY */ + + ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0019); + if (ret_val) + return ret_val; + mdelay(50); + ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0xFFF0); + if (ret_val) + return ret_val; + mdelay(50); + ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0xFF00); + if (ret_val) + return ret_val; + mdelay(50); + ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0x0000); + if (ret_val) + return ret_val; + + ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0000); + if (ret_val) + return ret_val; + + /* This loop will early-out if the link condition has been met. */ + for (i = PHY_FORCE_TIME; i > 0; i--) { + /* Read the MII Status Register and wait for Link Status bit + * to be set. + */ + + ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg); + if (ret_val) + return ret_val; + + ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg); + if (ret_val) + return ret_val; + + if (mii_status_reg & MII_SR_LINK_STATUS) + break; + mdelay(100); + } + return E1000_SUCCESS; } -/******************************************************************************* +/** + * e1000_get_auto_rd_done + * @hw: Struct containing variables accessed by shared code * * Check for EEPROM Auto Read bit done. - * - * hw: Struct containing variables accessed by shared code - * * returns: - E1000_ERR_RESET if fail to reset MAC * E1000_SUCCESS at any other case. - * - ******************************************************************************/ + */ static s32 e1000_get_auto_rd_done(struct e1000_hw *hw) { - s32 timeout = AUTO_READ_DONE_TIMEOUT; - - DEBUGFUNC("e1000_get_auto_rd_done"); - - switch (hw->mac_type) { - default: - msleep(5); - break; - case e1000_82571: - case e1000_82572: - case e1000_82573: - case e1000_80003es2lan: - case e1000_ich8lan: - while (timeout) { - if (er32(EECD) & E1000_EECD_AUTO_RD) - break; - else msleep(1); - timeout--; - } - - if (!timeout) { - DEBUGOUT("Auto read by HW from EEPROM has not completed.\n"); - return -E1000_ERR_RESET; - } - break; - } - - /* PHY configuration from NVM just starts after EECD_AUTO_RD sets to high. - * Need to wait for PHY configuration completion before accessing NVM - * and PHY. */ - if (hw->mac_type == e1000_82573) - msleep(25); - - return E1000_SUCCESS; + DEBUGFUNC("e1000_get_auto_rd_done"); + msleep(5); + return E1000_SUCCESS; } -/*************************************************************************** - * Checks if the PHY configuration is done - * - * hw: Struct containing variables accessed by shared code +/** + * e1000_get_phy_cfg_done + * @hw: Struct containing variables accessed by shared code * + * Checks if the PHY configuration is done * returns: - E1000_ERR_RESET if fail to reset MAC * E1000_SUCCESS at any other case. - * - ***************************************************************************/ + */ static s32 e1000_get_phy_cfg_done(struct e1000_hw *hw) { - s32 timeout = PHY_CFG_TIMEOUT; - u32 cfg_mask = E1000_EEPROM_CFG_DONE; - - DEBUGFUNC("e1000_get_phy_cfg_done"); - - switch (hw->mac_type) { - default: - mdelay(10); - break; - case e1000_80003es2lan: - /* Separate *_CFG_DONE_* bit for each port */ - if (er32(STATUS) & E1000_STATUS_FUNC_1) - cfg_mask = E1000_EEPROM_CFG_DONE_PORT_1; - /* Fall Through */ - case e1000_82571: - case e1000_82572: - while (timeout) { - if (er32(EEMNGCTL) & cfg_mask) - break; - else - msleep(1); - timeout--; - } - if (!timeout) { - DEBUGOUT("MNG configuration cycle has not completed.\n"); - return -E1000_ERR_RESET; - } - break; - } - - return E1000_SUCCESS; -} - -/*************************************************************************** - * - * Using the combination of SMBI and SWESMBI semaphore bits when resetting - * adapter or Eeprom access. - * - * hw: Struct containing variables accessed by shared code - * - * returns: - E1000_ERR_EEPROM if fail to access EEPROM. - * E1000_SUCCESS at any other case. - * - ***************************************************************************/ -static s32 e1000_get_hw_eeprom_semaphore(struct e1000_hw *hw) -{ - s32 timeout; - u32 swsm; - - DEBUGFUNC("e1000_get_hw_eeprom_semaphore"); - - if (!hw->eeprom_semaphore_present) - return E1000_SUCCESS; - - if (hw->mac_type == e1000_80003es2lan) { - /* Get the SW semaphore. */ - if (e1000_get_software_semaphore(hw) != E1000_SUCCESS) - return -E1000_ERR_EEPROM; - } - - /* Get the FW semaphore. */ - timeout = hw->eeprom.word_size + 1; - while (timeout) { - swsm = er32(SWSM); - swsm |= E1000_SWSM_SWESMBI; - ew32(SWSM, swsm); - /* if we managed to set the bit we got the semaphore. */ - swsm = er32(SWSM); - if (swsm & E1000_SWSM_SWESMBI) - break; - - udelay(50); - timeout--; - } - - if (!timeout) { - /* Release semaphores */ - e1000_put_hw_eeprom_semaphore(hw); - DEBUGOUT("Driver can't access the Eeprom - SWESMBI bit is set.\n"); - return -E1000_ERR_EEPROM; - } - - return E1000_SUCCESS; -} - -/*************************************************************************** - * This function clears HW semaphore bits. - * - * hw: Struct containing variables accessed by shared code - * - * returns: - None. - * - ***************************************************************************/ -static void e1000_put_hw_eeprom_semaphore(struct e1000_hw *hw) -{ - u32 swsm; - - DEBUGFUNC("e1000_put_hw_eeprom_semaphore"); - - if (!hw->eeprom_semaphore_present) - return; - - swsm = er32(SWSM); - if (hw->mac_type == e1000_80003es2lan) { - /* Release both semaphores. */ - swsm &= ~(E1000_SWSM_SMBI | E1000_SWSM_SWESMBI); - } else - swsm &= ~(E1000_SWSM_SWESMBI); - ew32(SWSM, swsm); -} - -/*************************************************************************** - * - * Obtaining software semaphore bit (SMBI) before resetting PHY. - * - * hw: Struct containing variables accessed by shared code - * - * returns: - E1000_ERR_RESET if fail to obtain semaphore. - * E1000_SUCCESS at any other case. - * - ***************************************************************************/ -static s32 e1000_get_software_semaphore(struct e1000_hw *hw) -{ - s32 timeout = hw->eeprom.word_size + 1; - u32 swsm; - - DEBUGFUNC("e1000_get_software_semaphore"); - - if (hw->mac_type != e1000_80003es2lan) { - return E1000_SUCCESS; - } - - while (timeout) { - swsm = er32(SWSM); - /* If SMBI bit cleared, it is now set and we hold the semaphore */ - if (!(swsm & E1000_SWSM_SMBI)) - break; - mdelay(1); - timeout--; - } - - if (!timeout) { - DEBUGOUT("Driver can't access device - SMBI bit is set.\n"); - return -E1000_ERR_RESET; - } - - return E1000_SUCCESS; -} - -/*************************************************************************** - * - * Release semaphore bit (SMBI). - * - * hw: Struct containing variables accessed by shared code - * - ***************************************************************************/ -static void e1000_release_software_semaphore(struct e1000_hw *hw) -{ - u32 swsm; - - DEBUGFUNC("e1000_release_software_semaphore"); - - if (hw->mac_type != e1000_80003es2lan) { - return; - } - - swsm = er32(SWSM); - /* Release the SW semaphores.*/ - swsm &= ~E1000_SWSM_SMBI; - ew32(SWSM, swsm); -} - -/****************************************************************************** - * Checks if PHY reset is blocked due to SOL/IDER session, for example. - * Returning E1000_BLK_PHY_RESET isn't necessarily an error. But it's up to - * the caller to figure out how to deal with it. - * - * hw - Struct containing variables accessed by shared code - * - * returns: - E1000_BLK_PHY_RESET - * E1000_SUCCESS - * - *****************************************************************************/ -s32 e1000_check_phy_reset_block(struct e1000_hw *hw) -{ - u32 manc = 0; - u32 fwsm = 0; - - if (hw->mac_type == e1000_ich8lan) { - fwsm = er32(FWSM); - return (fwsm & E1000_FWSM_RSPCIPHY) ? E1000_SUCCESS - : E1000_BLK_PHY_RESET; - } - - if (hw->mac_type > e1000_82547_rev_2) - manc = er32(MANC); - return (manc & E1000_MANC_BLK_PHY_RST_ON_IDE) ? - E1000_BLK_PHY_RESET : E1000_SUCCESS; -} - -static u8 e1000_arc_subsystem_valid(struct e1000_hw *hw) -{ - u32 fwsm; - - /* On 8257x silicon, registers in the range of 0x8800 - 0x8FFC - * may not be provided a DMA clock when no manageability features are - * enabled. We do not want to perform any reads/writes to these registers - * if this is the case. We read FWSM to determine the manageability mode. - */ - switch (hw->mac_type) { - case e1000_82571: - case e1000_82572: - case e1000_82573: - case e1000_80003es2lan: - fwsm = er32(FWSM); - if ((fwsm & E1000_FWSM_MODE_MASK) != 0) - return true; - break; - case e1000_ich8lan: - return true; - default: - break; - } - return false; -} - - -/****************************************************************************** - * Configure PCI-Ex no-snoop - * - * hw - Struct containing variables accessed by shared code. - * no_snoop - Bitmap of no-snoop events. - * - * returns: E1000_SUCCESS - * - *****************************************************************************/ -static s32 e1000_set_pci_ex_no_snoop(struct e1000_hw *hw, u32 no_snoop) -{ - u32 gcr_reg = 0; - - DEBUGFUNC("e1000_set_pci_ex_no_snoop"); - - if (hw->bus_type == e1000_bus_type_unknown) - e1000_get_bus_info(hw); - - if (hw->bus_type != e1000_bus_type_pci_express) - return E1000_SUCCESS; - - if (no_snoop) { - gcr_reg = er32(GCR); - gcr_reg &= ~(PCI_EX_NO_SNOOP_ALL); - gcr_reg |= no_snoop; - ew32(GCR, gcr_reg); - } - if (hw->mac_type == e1000_ich8lan) { - u32 ctrl_ext; - - ew32(GCR, PCI_EX_82566_SNOOP_ALL); - - ctrl_ext = er32(CTRL_EXT); - ctrl_ext |= E1000_CTRL_EXT_RO_DIS; - ew32(CTRL_EXT, ctrl_ext); - } - - return E1000_SUCCESS; -} - -/*************************************************************************** - * - * Get software semaphore FLAG bit (SWFLAG). - * SWFLAG is used to synchronize the access to all shared resource between - * SW, FW and HW. - * - * hw: Struct containing variables accessed by shared code - * - ***************************************************************************/ -static s32 e1000_get_software_flag(struct e1000_hw *hw) -{ - s32 timeout = PHY_CFG_TIMEOUT; - u32 extcnf_ctrl; - - DEBUGFUNC("e1000_get_software_flag"); - - if (hw->mac_type == e1000_ich8lan) { - while (timeout) { - extcnf_ctrl = er32(EXTCNF_CTRL); - extcnf_ctrl |= E1000_EXTCNF_CTRL_SWFLAG; - ew32(EXTCNF_CTRL, extcnf_ctrl); - - extcnf_ctrl = er32(EXTCNF_CTRL); - if (extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG) - break; - mdelay(1); - timeout--; - } - - if (!timeout) { - DEBUGOUT("FW or HW locks the resource too long.\n"); - return -E1000_ERR_CONFIG; - } - } - - return E1000_SUCCESS; -} - -/*************************************************************************** - * - * Release software semaphore FLAG bit (SWFLAG). - * SWFLAG is used to synchronize the access to all shared resource between - * SW, FW and HW. - * - * hw: Struct containing variables accessed by shared code - * - ***************************************************************************/ -static void e1000_release_software_flag(struct e1000_hw *hw) -{ - u32 extcnf_ctrl; - - DEBUGFUNC("e1000_release_software_flag"); - - if (hw->mac_type == e1000_ich8lan) { - extcnf_ctrl= er32(EXTCNF_CTRL); - extcnf_ctrl &= ~E1000_EXTCNF_CTRL_SWFLAG; - ew32(EXTCNF_CTRL, extcnf_ctrl); - } - - return; -} - -/****************************************************************************** - * Reads a 16 bit word or words from the EEPROM using the ICH8's flash access - * register. - * - * hw - Struct containing variables accessed by shared code - * offset - offset of word in the EEPROM to read - * data - word read from the EEPROM - * words - number of words to read - *****************************************************************************/ -static s32 e1000_read_eeprom_ich8(struct e1000_hw *hw, u16 offset, u16 words, - u16 *data) -{ - s32 error = E1000_SUCCESS; - u32 flash_bank = 0; - u32 act_offset = 0; - u32 bank_offset = 0; - u16 word = 0; - u16 i = 0; - - /* We need to know which is the valid flash bank. In the event - * that we didn't allocate eeprom_shadow_ram, we may not be - * managing flash_bank. So it cannot be trusted and needs - * to be updated with each read. - */ - /* Value of bit 22 corresponds to the flash bank we're on. */ - flash_bank = (er32(EECD) & E1000_EECD_SEC1VAL) ? 1 : 0; - - /* Adjust offset appropriately if we're on bank 1 - adjust for word size */ - bank_offset = flash_bank * (hw->flash_bank_size * 2); - - error = e1000_get_software_flag(hw); - if (error != E1000_SUCCESS) - return error; - - for (i = 0; i < words; i++) { - if (hw->eeprom_shadow_ram != NULL && - hw->eeprom_shadow_ram[offset+i].modified) { - data[i] = hw->eeprom_shadow_ram[offset+i].eeprom_word; - } else { - /* The NVM part needs a byte offset, hence * 2 */ - act_offset = bank_offset + ((offset + i) * 2); - error = e1000_read_ich8_word(hw, act_offset, &word); - if (error != E1000_SUCCESS) - break; - data[i] = word; - } - } - - e1000_release_software_flag(hw); - - return error; -} - -/****************************************************************************** - * Writes a 16 bit word or words to the EEPROM using the ICH8's flash access - * register. Actually, writes are written to the shadow ram cache in the hw - * structure hw->e1000_shadow_ram. e1000_commit_shadow_ram flushes this to - * the NVM, which occurs when the NVM checksum is updated. - * - * hw - Struct containing variables accessed by shared code - * offset - offset of word in the EEPROM to write - * words - number of words to write - * data - words to write to the EEPROM - *****************************************************************************/ -static s32 e1000_write_eeprom_ich8(struct e1000_hw *hw, u16 offset, u16 words, - u16 *data) -{ - u32 i = 0; - s32 error = E1000_SUCCESS; - - error = e1000_get_software_flag(hw); - if (error != E1000_SUCCESS) - return error; - - /* A driver can write to the NVM only if it has eeprom_shadow_ram - * allocated. Subsequent reads to the modified words are read from - * this cached structure as well. Writes will only go into this - * cached structure unless it's followed by a call to - * e1000_update_eeprom_checksum() where it will commit the changes - * and clear the "modified" field. - */ - if (hw->eeprom_shadow_ram != NULL) { - for (i = 0; i < words; i++) { - if ((offset + i) < E1000_SHADOW_RAM_WORDS) { - hw->eeprom_shadow_ram[offset+i].modified = true; - hw->eeprom_shadow_ram[offset+i].eeprom_word = data[i]; - } else { - error = -E1000_ERR_EEPROM; - break; - } - } - } else { - /* Drivers have the option to not allocate eeprom_shadow_ram as long - * as they don't perform any NVM writes. An attempt in doing so - * will result in this error. - */ - error = -E1000_ERR_EEPROM; - } - - e1000_release_software_flag(hw); - - return error; -} - -/****************************************************************************** - * This function does initial flash setup so that a new read/write/erase cycle - * can be started. - * - * hw - The pointer to the hw structure - ****************************************************************************/ -static s32 e1000_ich8_cycle_init(struct e1000_hw *hw) -{ - union ich8_hws_flash_status hsfsts; - s32 error = E1000_ERR_EEPROM; - s32 i = 0; - - DEBUGFUNC("e1000_ich8_cycle_init"); - - hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS); - - /* May be check the Flash Des Valid bit in Hw status */ - if (hsfsts.hsf_status.fldesvalid == 0) { - DEBUGOUT("Flash descriptor invalid. SW Sequencing must be used."); - return error; - } - - /* Clear FCERR in Hw status by writing 1 */ - /* Clear DAEL in Hw status by writing a 1 */ - hsfsts.hsf_status.flcerr = 1; - hsfsts.hsf_status.dael = 1; - - E1000_WRITE_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS, hsfsts.regval); - - /* Either we should have a hardware SPI cycle in progress bit to check - * against, in order to start a new cycle or FDONE bit should be changed - * in the hardware so that it is 1 after harware reset, which can then be - * used as an indication whether a cycle is in progress or has been - * completed .. we should also have some software semaphore mechanism to - * guard FDONE or the cycle in progress bit so that two threads access to - * those bits can be sequentiallized or a way so that 2 threads dont - * start the cycle at the same time */ - - if (hsfsts.hsf_status.flcinprog == 0) { - /* There is no cycle running at present, so we can start a cycle */ - /* Begin by setting Flash Cycle Done. */ - hsfsts.hsf_status.flcdone = 1; - E1000_WRITE_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS, hsfsts.regval); - error = E1000_SUCCESS; - } else { - /* otherwise poll for sometime so the current cycle has a chance - * to end before giving up. */ - for (i = 0; i < ICH_FLASH_COMMAND_TIMEOUT; i++) { - hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS); - if (hsfsts.hsf_status.flcinprog == 0) { - error = E1000_SUCCESS; - break; - } - udelay(1); - } - if (error == E1000_SUCCESS) { - /* Successful in waiting for previous cycle to timeout, - * now set the Flash Cycle Done. */ - hsfsts.hsf_status.flcdone = 1; - E1000_WRITE_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS, hsfsts.regval); - } else { - DEBUGOUT("Flash controller busy, cannot get access"); - } - } - return error; -} - -/****************************************************************************** - * This function starts a flash cycle and waits for its completion - * - * hw - The pointer to the hw structure - ****************************************************************************/ -static s32 e1000_ich8_flash_cycle(struct e1000_hw *hw, u32 timeout) -{ - union ich8_hws_flash_ctrl hsflctl; - union ich8_hws_flash_status hsfsts; - s32 error = E1000_ERR_EEPROM; - u32 i = 0; - - /* Start a cycle by writing 1 in Flash Cycle Go in Hw Flash Control */ - hsflctl.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL); - hsflctl.hsf_ctrl.flcgo = 1; - E1000_WRITE_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL, hsflctl.regval); - - /* wait till FDONE bit is set to 1 */ - do { - hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS); - if (hsfsts.hsf_status.flcdone == 1) - break; - udelay(1); - i++; - } while (i < timeout); - if (hsfsts.hsf_status.flcdone == 1 && hsfsts.hsf_status.flcerr == 0) { - error = E1000_SUCCESS; - } - return error; -} - -/****************************************************************************** - * Reads a byte or word from the NVM using the ICH8 flash access registers. - * - * hw - The pointer to the hw structure - * index - The index of the byte or word to read. - * size - Size of data to read, 1=byte 2=word - * data - Pointer to the word to store the value read. - *****************************************************************************/ -static s32 e1000_read_ich8_data(struct e1000_hw *hw, u32 index, u32 size, - u16 *data) -{ - union ich8_hws_flash_status hsfsts; - union ich8_hws_flash_ctrl hsflctl; - u32 flash_linear_address; - u32 flash_data = 0; - s32 error = -E1000_ERR_EEPROM; - s32 count = 0; - - DEBUGFUNC("e1000_read_ich8_data"); - - if (size < 1 || size > 2 || data == NULL || - index > ICH_FLASH_LINEAR_ADDR_MASK) - return error; - - flash_linear_address = (ICH_FLASH_LINEAR_ADDR_MASK & index) + - hw->flash_base_addr; - - do { - udelay(1); - /* Steps */ - error = e1000_ich8_cycle_init(hw); - if (error != E1000_SUCCESS) - break; - - hsflctl.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL); - /* 0b/1b corresponds to 1 or 2 byte size, respectively. */ - hsflctl.hsf_ctrl.fldbcount = size - 1; - hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_READ; - E1000_WRITE_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL, hsflctl.regval); - - /* Write the last 24 bits of index into Flash Linear address field in - * Flash Address */ - /* TODO: TBD maybe check the index against the size of flash */ - - E1000_WRITE_ICH_FLASH_REG(hw, ICH_FLASH_FADDR, flash_linear_address); - - error = e1000_ich8_flash_cycle(hw, ICH_FLASH_COMMAND_TIMEOUT); - - /* Check if FCERR is set to 1, if set to 1, clear it and try the whole - * sequence a few more times, else read in (shift in) the Flash Data0, - * the order is least significant byte first msb to lsb */ - if (error == E1000_SUCCESS) { - flash_data = E1000_READ_ICH_FLASH_REG(hw, ICH_FLASH_FDATA0); - if (size == 1) { - *data = (u8)(flash_data & 0x000000FF); - } else if (size == 2) { - *data = (u16)(flash_data & 0x0000FFFF); - } - break; - } else { - /* If we've gotten here, then things are probably completely hosed, - * but if the error condition is detected, it won't hurt to give - * it another try...ICH_FLASH_CYCLE_REPEAT_COUNT times. - */ - hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS); - if (hsfsts.hsf_status.flcerr == 1) { - /* Repeat for some time before giving up. */ - continue; - } else if (hsfsts.hsf_status.flcdone == 0) { - DEBUGOUT("Timeout error - flash cycle did not complete."); - break; - } - } - } while (count++ < ICH_FLASH_CYCLE_REPEAT_COUNT); - - return error; -} - -/****************************************************************************** - * Writes One /two bytes to the NVM using the ICH8 flash access registers. - * - * hw - The pointer to the hw structure - * index - The index of the byte/word to read. - * size - Size of data to read, 1=byte 2=word - * data - The byte(s) to write to the NVM. - *****************************************************************************/ -static s32 e1000_write_ich8_data(struct e1000_hw *hw, u32 index, u32 size, - u16 data) -{ - union ich8_hws_flash_status hsfsts; - union ich8_hws_flash_ctrl hsflctl; - u32 flash_linear_address; - u32 flash_data = 0; - s32 error = -E1000_ERR_EEPROM; - s32 count = 0; - - DEBUGFUNC("e1000_write_ich8_data"); - - if (size < 1 || size > 2 || data > size * 0xff || - index > ICH_FLASH_LINEAR_ADDR_MASK) - return error; - - flash_linear_address = (ICH_FLASH_LINEAR_ADDR_MASK & index) + - hw->flash_base_addr; - - do { - udelay(1); - /* Steps */ - error = e1000_ich8_cycle_init(hw); - if (error != E1000_SUCCESS) - break; - - hsflctl.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL); - /* 0b/1b corresponds to 1 or 2 byte size, respectively. */ - hsflctl.hsf_ctrl.fldbcount = size -1; - hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_WRITE; - E1000_WRITE_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL, hsflctl.regval); - - /* Write the last 24 bits of index into Flash Linear address field in - * Flash Address */ - E1000_WRITE_ICH_FLASH_REG(hw, ICH_FLASH_FADDR, flash_linear_address); - - if (size == 1) - flash_data = (u32)data & 0x00FF; - else - flash_data = (u32)data; - - E1000_WRITE_ICH_FLASH_REG(hw, ICH_FLASH_FDATA0, flash_data); - - /* check if FCERR is set to 1 , if set to 1, clear it and try the whole - * sequence a few more times else done */ - error = e1000_ich8_flash_cycle(hw, ICH_FLASH_COMMAND_TIMEOUT); - if (error == E1000_SUCCESS) { - break; - } else { - /* If we're here, then things are most likely completely hosed, - * but if the error condition is detected, it won't hurt to give - * it another try...ICH_FLASH_CYCLE_REPEAT_COUNT times. - */ - hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS); - if (hsfsts.hsf_status.flcerr == 1) { - /* Repeat for some time before giving up. */ - continue; - } else if (hsfsts.hsf_status.flcdone == 0) { - DEBUGOUT("Timeout error - flash cycle did not complete."); - break; - } - } - } while (count++ < ICH_FLASH_CYCLE_REPEAT_COUNT); - - return error; -} - -/****************************************************************************** - * Reads a single byte from the NVM using the ICH8 flash access registers. - * - * hw - pointer to e1000_hw structure - * index - The index of the byte to read. - * data - Pointer to a byte to store the value read. - *****************************************************************************/ -static s32 e1000_read_ich8_byte(struct e1000_hw *hw, u32 index, u8 *data) -{ - s32 status = E1000_SUCCESS; - u16 word = 0; - - status = e1000_read_ich8_data(hw, index, 1, &word); - if (status == E1000_SUCCESS) { - *data = (u8)word; - } - - return status; -} - -/****************************************************************************** - * Writes a single byte to the NVM using the ICH8 flash access registers. - * Performs verification by reading back the value and then going through - * a retry algorithm before giving up. - * - * hw - pointer to e1000_hw structure - * index - The index of the byte to write. - * byte - The byte to write to the NVM. - *****************************************************************************/ -static s32 e1000_verify_write_ich8_byte(struct e1000_hw *hw, u32 index, u8 byte) -{ - s32 error = E1000_SUCCESS; - s32 program_retries = 0; - - DEBUGOUT2("Byte := %2.2X Offset := %d\n", byte, index); - - error = e1000_write_ich8_byte(hw, index, byte); - - if (error != E1000_SUCCESS) { - for (program_retries = 0; program_retries < 100; program_retries++) { - DEBUGOUT2("Retrying \t Byte := %2.2X Offset := %d\n", byte, index); - error = e1000_write_ich8_byte(hw, index, byte); - udelay(100); - if (error == E1000_SUCCESS) - break; - } - } - - if (program_retries == 100) - error = E1000_ERR_EEPROM; - - return error; -} - -/****************************************************************************** - * Writes a single byte to the NVM using the ICH8 flash access registers. - * - * hw - pointer to e1000_hw structure - * index - The index of the byte to read. - * data - The byte to write to the NVM. - *****************************************************************************/ -static s32 e1000_write_ich8_byte(struct e1000_hw *hw, u32 index, u8 data) -{ - s32 status = E1000_SUCCESS; - u16 word = (u16)data; - - status = e1000_write_ich8_data(hw, index, 1, word); - - return status; -} - -/****************************************************************************** - * Reads a word from the NVM using the ICH8 flash access registers. - * - * hw - pointer to e1000_hw structure - * index - The starting byte index of the word to read. - * data - Pointer to a word to store the value read. - *****************************************************************************/ -static s32 e1000_read_ich8_word(struct e1000_hw *hw, u32 index, u16 *data) -{ - s32 status = E1000_SUCCESS; - status = e1000_read_ich8_data(hw, index, 2, data); - return status; -} - -/****************************************************************************** - * Erases the bank specified. Each bank may be a 4, 8 or 64k block. Banks are 0 - * based. - * - * hw - pointer to e1000_hw structure - * bank - 0 for first bank, 1 for second bank - * - * Note that this function may actually erase as much as 8 or 64 KBytes. The - * amount of NVM used in each bank is a *minimum* of 4 KBytes, but in fact the - * bank size may be 4, 8 or 64 KBytes - *****************************************************************************/ -static s32 e1000_erase_ich8_4k_segment(struct e1000_hw *hw, u32 bank) -{ - union ich8_hws_flash_status hsfsts; - union ich8_hws_flash_ctrl hsflctl; - u32 flash_linear_address; - s32 count = 0; - s32 error = E1000_ERR_EEPROM; - s32 iteration; - s32 sub_sector_size = 0; - s32 bank_size; - s32 j = 0; - s32 error_flag = 0; - - hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS); - - /* Determine HW Sector size: Read BERASE bits of Hw flash Status register */ - /* 00: The Hw sector is 256 bytes, hence we need to erase 16 - * consecutive sectors. The start index for the nth Hw sector can be - * calculated as bank * 4096 + n * 256 - * 01: The Hw sector is 4K bytes, hence we need to erase 1 sector. - * The start index for the nth Hw sector can be calculated - * as bank * 4096 - * 10: The HW sector is 8K bytes - * 11: The Hw sector size is 64K bytes */ - if (hsfsts.hsf_status.berasesz == 0x0) { - /* Hw sector size 256 */ - sub_sector_size = ICH_FLASH_SEG_SIZE_256; - bank_size = ICH_FLASH_SECTOR_SIZE; - iteration = ICH_FLASH_SECTOR_SIZE / ICH_FLASH_SEG_SIZE_256; - } else if (hsfsts.hsf_status.berasesz == 0x1) { - bank_size = ICH_FLASH_SEG_SIZE_4K; - iteration = 1; - } else if (hsfsts.hsf_status.berasesz == 0x3) { - bank_size = ICH_FLASH_SEG_SIZE_64K; - iteration = 1; - } else { - return error; - } - - for (j = 0; j < iteration ; j++) { - do { - count++; - /* Steps */ - error = e1000_ich8_cycle_init(hw); - if (error != E1000_SUCCESS) { - error_flag = 1; - break; - } - - /* Write a value 11 (block Erase) in Flash Cycle field in Hw flash - * Control */ - hsflctl.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL); - hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_ERASE; - E1000_WRITE_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL, hsflctl.regval); - - /* Write the last 24 bits of an index within the block into Flash - * Linear address field in Flash Address. This probably needs to - * be calculated here based off the on-chip erase sector size and - * the software bank size (4, 8 or 64 KBytes) */ - flash_linear_address = bank * bank_size + j * sub_sector_size; - flash_linear_address += hw->flash_base_addr; - flash_linear_address &= ICH_FLASH_LINEAR_ADDR_MASK; - - E1000_WRITE_ICH_FLASH_REG(hw, ICH_FLASH_FADDR, flash_linear_address); - - error = e1000_ich8_flash_cycle(hw, ICH_FLASH_ERASE_TIMEOUT); - /* Check if FCERR is set to 1. If 1, clear it and try the whole - * sequence a few more times else Done */ - if (error == E1000_SUCCESS) { - break; - } else { - hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS); - if (hsfsts.hsf_status.flcerr == 1) { - /* repeat for some time before giving up */ - continue; - } else if (hsfsts.hsf_status.flcdone == 0) { - error_flag = 1; - break; - } - } - } while ((count < ICH_FLASH_CYCLE_REPEAT_COUNT) && !error_flag); - if (error_flag == 1) - break; - } - if (error_flag != 1) - error = E1000_SUCCESS; - return error; -} - -static s32 e1000_init_lcd_from_nvm_config_region(struct e1000_hw *hw, - u32 cnf_base_addr, - u32 cnf_size) -{ - u32 ret_val = E1000_SUCCESS; - u16 word_addr, reg_data, reg_addr; - u16 i; - - /* cnf_base_addr is in DWORD */ - word_addr = (u16)(cnf_base_addr << 1); - - /* cnf_size is returned in size of dwords */ - for (i = 0; i < cnf_size; i++) { - ret_val = e1000_read_eeprom(hw, (word_addr + i*2), 1, ®_data); - if (ret_val) - return ret_val; - - ret_val = e1000_read_eeprom(hw, (word_addr + i*2 + 1), 1, ®_addr); - if (ret_val) - return ret_val; - - ret_val = e1000_get_software_flag(hw); - if (ret_val != E1000_SUCCESS) - return ret_val; - - ret_val = e1000_write_phy_reg_ex(hw, (u32)reg_addr, reg_data); - - e1000_release_software_flag(hw); - } - - return ret_val; -} - - -/****************************************************************************** - * This function initializes the PHY from the NVM on ICH8 platforms. This - * is needed due to an issue where the NVM configuration is not properly - * autoloaded after power transitions. Therefore, after each PHY reset, we - * will load the configuration data out of the NVM manually. - * - * hw: Struct containing variables accessed by shared code - *****************************************************************************/ -static s32 e1000_init_lcd_from_nvm(struct e1000_hw *hw) -{ - u32 reg_data, cnf_base_addr, cnf_size, ret_val, loop; - - if (hw->phy_type != e1000_phy_igp_3) - return E1000_SUCCESS; - - /* Check if SW needs configure the PHY */ - reg_data = er32(FEXTNVM); - if (!(reg_data & FEXTNVM_SW_CONFIG)) - return E1000_SUCCESS; - - /* Wait for basic configuration completes before proceeding*/ - loop = 0; - do { - reg_data = er32(STATUS) & E1000_STATUS_LAN_INIT_DONE; - udelay(100); - loop++; - } while ((!reg_data) && (loop < 50)); - - /* Clear the Init Done bit for the next init event */ - reg_data = er32(STATUS); - reg_data &= ~E1000_STATUS_LAN_INIT_DONE; - ew32(STATUS, reg_data); - - /* Make sure HW does not configure LCD from PHY extended configuration - before SW configuration */ - reg_data = er32(EXTCNF_CTRL); - if ((reg_data & E1000_EXTCNF_CTRL_LCD_WRITE_ENABLE) == 0x0000) { - reg_data = er32(EXTCNF_SIZE); - cnf_size = reg_data & E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH; - cnf_size >>= 16; - if (cnf_size) { - reg_data = er32(EXTCNF_CTRL); - cnf_base_addr = reg_data & E1000_EXTCNF_CTRL_EXT_CNF_POINTER; - /* cnf_base_addr is in DWORD */ - cnf_base_addr >>= 16; - - /* Configure LCD from extended configuration region. */ - ret_val = e1000_init_lcd_from_nvm_config_region(hw, cnf_base_addr, - cnf_size); - if (ret_val) - return ret_val; - } - } - - return E1000_SUCCESS; + DEBUGFUNC("e1000_get_phy_cfg_done"); + mdelay(10); + return E1000_SUCCESS; } - diff --git a/drivers/net/e1000/e1000_hw.h b/drivers/net/e1000/e1000_hw.h index a8866bdbb67..9acfddb0daf 100644 --- a/drivers/net/e1000/e1000_hw.h +++ b/drivers/net/e1000/e1000_hw.h @@ -35,7 +35,6 @@ #include "e1000_osdep.h" - /* Forward declarations of structures used by the shared code */ struct e1000_hw; struct e1000_hw_stats; @@ -43,252 +42,231 @@ struct e1000_hw_stats; /* Enumerated types specific to the e1000 hardware */ /* Media Access Controlers */ typedef enum { - e1000_undefined = 0, - e1000_82542_rev2_0, - e1000_82542_rev2_1, - e1000_82543, - e1000_82544, - e1000_82540, - e1000_82545, - e1000_82545_rev_3, - e1000_82546, - e1000_82546_rev_3, - e1000_82541, - e1000_82541_rev_2, - e1000_82547, - e1000_82547_rev_2, - e1000_82571, - e1000_82572, - e1000_82573, - e1000_80003es2lan, - e1000_ich8lan, - e1000_num_macs + e1000_undefined = 0, + e1000_82542_rev2_0, + e1000_82542_rev2_1, + e1000_82543, + e1000_82544, + e1000_82540, + e1000_82545, + e1000_82545_rev_3, + e1000_82546, + e1000_82546_rev_3, + e1000_82541, + e1000_82541_rev_2, + e1000_82547, + e1000_82547_rev_2, + e1000_num_macs } e1000_mac_type; typedef enum { - e1000_eeprom_uninitialized = 0, - e1000_eeprom_spi, - e1000_eeprom_microwire, - e1000_eeprom_flash, - e1000_eeprom_ich8, - e1000_eeprom_none, /* No NVM support */ - e1000_num_eeprom_types + e1000_eeprom_uninitialized = 0, + e1000_eeprom_spi, + e1000_eeprom_microwire, + e1000_eeprom_flash, + e1000_eeprom_none, /* No NVM support */ + e1000_num_eeprom_types } e1000_eeprom_type; /* Media Types */ typedef enum { - e1000_media_type_copper = 0, - e1000_media_type_fiber = 1, - e1000_media_type_internal_serdes = 2, - e1000_num_media_types + e1000_media_type_copper = 0, + e1000_media_type_fiber = 1, + e1000_media_type_internal_serdes = 2, + e1000_num_media_types } e1000_media_type; typedef enum { - e1000_10_half = 0, - e1000_10_full = 1, - e1000_100_half = 2, - e1000_100_full = 3 + e1000_10_half = 0, + e1000_10_full = 1, + e1000_100_half = 2, + e1000_100_full = 3 } e1000_speed_duplex_type; /* Flow Control Settings */ typedef enum { - E1000_FC_NONE = 0, - E1000_FC_RX_PAUSE = 1, - E1000_FC_TX_PAUSE = 2, - E1000_FC_FULL = 3, - E1000_FC_DEFAULT = 0xFF + E1000_FC_NONE = 0, + E1000_FC_RX_PAUSE = 1, + E1000_FC_TX_PAUSE = 2, + E1000_FC_FULL = 3, + E1000_FC_DEFAULT = 0xFF } e1000_fc_type; struct e1000_shadow_ram { - u16 eeprom_word; - bool modified; + u16 eeprom_word; + bool modified; }; /* PCI bus types */ typedef enum { - e1000_bus_type_unknown = 0, - e1000_bus_type_pci, - e1000_bus_type_pcix, - e1000_bus_type_pci_express, - e1000_bus_type_reserved + e1000_bus_type_unknown = 0, + e1000_bus_type_pci, + e1000_bus_type_pcix, + e1000_bus_type_reserved } e1000_bus_type; /* PCI bus speeds */ typedef enum { - e1000_bus_speed_unknown = 0, - e1000_bus_speed_33, - e1000_bus_speed_66, - e1000_bus_speed_100, - e1000_bus_speed_120, - e1000_bus_speed_133, - e1000_bus_speed_2500, - e1000_bus_speed_reserved + e1000_bus_speed_unknown = 0, + e1000_bus_speed_33, + e1000_bus_speed_66, + e1000_bus_speed_100, + e1000_bus_speed_120, + e1000_bus_speed_133, + e1000_bus_speed_reserved } e1000_bus_speed; /* PCI bus widths */ typedef enum { - e1000_bus_width_unknown = 0, - /* These PCIe values should literally match the possible return values - * from config space */ - e1000_bus_width_pciex_1 = 1, - e1000_bus_width_pciex_2 = 2, - e1000_bus_width_pciex_4 = 4, - e1000_bus_width_32, - e1000_bus_width_64, - e1000_bus_width_reserved + e1000_bus_width_unknown = 0, + e1000_bus_width_32, + e1000_bus_width_64, + e1000_bus_width_reserved } e1000_bus_width; /* PHY status info structure and supporting enums */ typedef enum { - e1000_cable_length_50 = 0, - e1000_cable_length_50_80, - e1000_cable_length_80_110, - e1000_cable_length_110_140, - e1000_cable_length_140, - e1000_cable_length_undefined = 0xFF + e1000_cable_length_50 = 0, + e1000_cable_length_50_80, + e1000_cable_length_80_110, + e1000_cable_length_110_140, + e1000_cable_length_140, + e1000_cable_length_undefined = 0xFF } e1000_cable_length; typedef enum { - e1000_gg_cable_length_60 = 0, - e1000_gg_cable_length_60_115 = 1, - e1000_gg_cable_length_115_150 = 2, - e1000_gg_cable_length_150 = 4 + e1000_gg_cable_length_60 = 0, + e1000_gg_cable_length_60_115 = 1, + e1000_gg_cable_length_115_150 = 2, + e1000_gg_cable_length_150 = 4 } e1000_gg_cable_length; typedef enum { - e1000_igp_cable_length_10 = 10, - e1000_igp_cable_length_20 = 20, - e1000_igp_cable_length_30 = 30, - e1000_igp_cable_length_40 = 40, - e1000_igp_cable_length_50 = 50, - e1000_igp_cable_length_60 = 60, - e1000_igp_cable_length_70 = 70, - e1000_igp_cable_length_80 = 80, - e1000_igp_cable_length_90 = 90, - e1000_igp_cable_length_100 = 100, - e1000_igp_cable_length_110 = 110, - e1000_igp_cable_length_115 = 115, - e1000_igp_cable_length_120 = 120, - e1000_igp_cable_length_130 = 130, - e1000_igp_cable_length_140 = 140, - e1000_igp_cable_length_150 = 150, - e1000_igp_cable_length_160 = 160, - e1000_igp_cable_length_170 = 170, - e1000_igp_cable_length_180 = 180 + e1000_igp_cable_length_10 = 10, + e1000_igp_cable_length_20 = 20, + e1000_igp_cable_length_30 = 30, + e1000_igp_cable_length_40 = 40, + e1000_igp_cable_length_50 = 50, + e1000_igp_cable_length_60 = 60, + e1000_igp_cable_length_70 = 70, + e1000_igp_cable_length_80 = 80, + e1000_igp_cable_length_90 = 90, + e1000_igp_cable_length_100 = 100, + e1000_igp_cable_length_110 = 110, + e1000_igp_cable_length_115 = 115, + e1000_igp_cable_length_120 = 120, + e1000_igp_cable_length_130 = 130, + e1000_igp_cable_length_140 = 140, + e1000_igp_cable_length_150 = 150, + e1000_igp_cable_length_160 = 160, + e1000_igp_cable_length_170 = 170, + e1000_igp_cable_length_180 = 180 } e1000_igp_cable_length; typedef enum { - e1000_10bt_ext_dist_enable_normal = 0, - e1000_10bt_ext_dist_enable_lower, - e1000_10bt_ext_dist_enable_undefined = 0xFF + e1000_10bt_ext_dist_enable_normal = 0, + e1000_10bt_ext_dist_enable_lower, + e1000_10bt_ext_dist_enable_undefined = 0xFF } e1000_10bt_ext_dist_enable; typedef enum { - e1000_rev_polarity_normal = 0, - e1000_rev_polarity_reversed, - e1000_rev_polarity_undefined = 0xFF + e1000_rev_polarity_normal = 0, + e1000_rev_polarity_reversed, + e1000_rev_polarity_undefined = 0xFF } e1000_rev_polarity; typedef enum { - e1000_downshift_normal = 0, - e1000_downshift_activated, - e1000_downshift_undefined = 0xFF + e1000_downshift_normal = 0, + e1000_downshift_activated, + e1000_downshift_undefined = 0xFF } e1000_downshift; typedef enum { - e1000_smart_speed_default = 0, - e1000_smart_speed_on, - e1000_smart_speed_off + e1000_smart_speed_default = 0, + e1000_smart_speed_on, + e1000_smart_speed_off } e1000_smart_speed; typedef enum { - e1000_polarity_reversal_enabled = 0, - e1000_polarity_reversal_disabled, - e1000_polarity_reversal_undefined = 0xFF + e1000_polarity_reversal_enabled = 0, + e1000_polarity_reversal_disabled, + e1000_polarity_reversal_undefined = 0xFF } e1000_polarity_reversal; typedef enum { - e1000_auto_x_mode_manual_mdi = 0, - e1000_auto_x_mode_manual_mdix, - e1000_auto_x_mode_auto1, - e1000_auto_x_mode_auto2, - e1000_auto_x_mode_undefined = 0xFF + e1000_auto_x_mode_manual_mdi = 0, + e1000_auto_x_mode_manual_mdix, + e1000_auto_x_mode_auto1, + e1000_auto_x_mode_auto2, + e1000_auto_x_mode_undefined = 0xFF } e1000_auto_x_mode; typedef enum { - e1000_1000t_rx_status_not_ok = 0, - e1000_1000t_rx_status_ok, - e1000_1000t_rx_status_undefined = 0xFF + e1000_1000t_rx_status_not_ok = 0, + e1000_1000t_rx_status_ok, + e1000_1000t_rx_status_undefined = 0xFF } e1000_1000t_rx_status; typedef enum { e1000_phy_m88 = 0, e1000_phy_igp, - e1000_phy_igp_2, - e1000_phy_gg82563, - e1000_phy_igp_3, - e1000_phy_ife, e1000_phy_undefined = 0xFF } e1000_phy_type; typedef enum { - e1000_ms_hw_default = 0, - e1000_ms_force_master, - e1000_ms_force_slave, - e1000_ms_auto + e1000_ms_hw_default = 0, + e1000_ms_force_master, + e1000_ms_force_slave, + e1000_ms_auto } e1000_ms_type; typedef enum { - e1000_ffe_config_enabled = 0, - e1000_ffe_config_active, - e1000_ffe_config_blocked + e1000_ffe_config_enabled = 0, + e1000_ffe_config_active, + e1000_ffe_config_blocked } e1000_ffe_config; typedef enum { - e1000_dsp_config_disabled = 0, - e1000_dsp_config_enabled, - e1000_dsp_config_activated, - e1000_dsp_config_undefined = 0xFF + e1000_dsp_config_disabled = 0, + e1000_dsp_config_enabled, + e1000_dsp_config_activated, + e1000_dsp_config_undefined = 0xFF } e1000_dsp_config; struct e1000_phy_info { - e1000_cable_length cable_length; - e1000_10bt_ext_dist_enable extended_10bt_distance; - e1000_rev_polarity cable_polarity; - e1000_downshift downshift; - e1000_polarity_reversal polarity_correction; - e1000_auto_x_mode mdix_mode; - e1000_1000t_rx_status local_rx; - e1000_1000t_rx_status remote_rx; + e1000_cable_length cable_length; + e1000_10bt_ext_dist_enable extended_10bt_distance; + e1000_rev_polarity cable_polarity; + e1000_downshift downshift; + e1000_polarity_reversal polarity_correction; + e1000_auto_x_mode mdix_mode; + e1000_1000t_rx_status local_rx; + e1000_1000t_rx_status remote_rx; }; struct e1000_phy_stats { - u32 idle_errors; - u32 receive_errors; + u32 idle_errors; + u32 receive_errors; }; struct e1000_eeprom_info { - e1000_eeprom_type type; - u16 word_size; - u16 opcode_bits; - u16 address_bits; - u16 delay_usec; - u16 page_size; - bool use_eerd; - bool use_eewr; + e1000_eeprom_type type; + u16 word_size; + u16 opcode_bits; + u16 address_bits; + u16 delay_usec; + u16 page_size; }; /* Flex ASF Information */ #define E1000_HOST_IF_MAX_SIZE 2048 typedef enum { - e1000_byte_align = 0, - e1000_word_align = 1, - e1000_dword_align = 2 + e1000_byte_align = 0, + e1000_word_align = 1, + e1000_dword_align = 2 } e1000_align_type; - - /* Error Codes */ #define E1000_SUCCESS 0 #define E1000_ERR_EEPROM 1 @@ -301,7 +279,6 @@ typedef enum { #define E1000_ERR_MASTER_REQUESTS_PENDING 10 #define E1000_ERR_HOST_INTERFACE_COMMAND 11 #define E1000_BLK_PHY_RESET 12 -#define E1000_ERR_SWFW_SYNC 13 #define E1000_BYTE_SWAP_WORD(_value) ((((_value) & 0x00ff) << 8) | \ (((_value) & 0xff00) >> 8)) @@ -318,19 +295,17 @@ s32 e1000_setup_link(struct e1000_hw *hw); s32 e1000_phy_setup_autoneg(struct e1000_hw *hw); void e1000_config_collision_dist(struct e1000_hw *hw); s32 e1000_check_for_link(struct e1000_hw *hw); -s32 e1000_get_speed_and_duplex(struct e1000_hw *hw, u16 *speed, u16 *duplex); +s32 e1000_get_speed_and_duplex(struct e1000_hw *hw, u16 * speed, u16 * duplex); s32 e1000_force_mac_fc(struct e1000_hw *hw); /* PHY */ -s32 e1000_read_phy_reg(struct e1000_hw *hw, u32 reg_addr, u16 *phy_data); +s32 e1000_read_phy_reg(struct e1000_hw *hw, u32 reg_addr, u16 * phy_data); s32 e1000_write_phy_reg(struct e1000_hw *hw, u32 reg_addr, u16 data); s32 e1000_phy_hw_reset(struct e1000_hw *hw); s32 e1000_phy_reset(struct e1000_hw *hw); s32 e1000_phy_get_info(struct e1000_hw *hw, struct e1000_phy_info *phy_info); s32 e1000_validate_mdi_setting(struct e1000_hw *hw); -void e1000_phy_powerdown_workaround(struct e1000_hw *hw); - /* EEPROM Functions */ s32 e1000_init_eeprom_params(struct e1000_hw *hw); @@ -338,66 +313,63 @@ s32 e1000_init_eeprom_params(struct e1000_hw *hw); u32 e1000_enable_mng_pass_thru(struct e1000_hw *hw); #define E1000_MNG_DHCP_TX_PAYLOAD_CMD 64 -#define E1000_HI_MAX_MNG_DATA_LENGTH 0x6F8 /* Host Interface data length */ +#define E1000_HI_MAX_MNG_DATA_LENGTH 0x6F8 /* Host Interface data length */ -#define E1000_MNG_DHCP_COMMAND_TIMEOUT 10 /* Time in ms to process MNG command */ -#define E1000_MNG_DHCP_COOKIE_OFFSET 0x6F0 /* Cookie offset */ -#define E1000_MNG_DHCP_COOKIE_LENGTH 0x10 /* Cookie length */ +#define E1000_MNG_DHCP_COMMAND_TIMEOUT 10 /* Time in ms to process MNG command */ +#define E1000_MNG_DHCP_COOKIE_OFFSET 0x6F0 /* Cookie offset */ +#define E1000_MNG_DHCP_COOKIE_LENGTH 0x10 /* Cookie length */ #define E1000_MNG_IAMT_MODE 0x3 #define E1000_MNG_ICH_IAMT_MODE 0x2 -#define E1000_IAMT_SIGNATURE 0x544D4149 /* Intel(R) Active Management Technology signature */ +#define E1000_IAMT_SIGNATURE 0x544D4149 /* Intel(R) Active Management Technology signature */ -#define E1000_MNG_DHCP_COOKIE_STATUS_PARSING_SUPPORT 0x1 /* DHCP parsing enabled */ -#define E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT 0x2 /* DHCP parsing enabled */ +#define E1000_MNG_DHCP_COOKIE_STATUS_PARSING_SUPPORT 0x1 /* DHCP parsing enabled */ +#define E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT 0x2 /* DHCP parsing enabled */ #define E1000_VFTA_ENTRY_SHIFT 0x5 #define E1000_VFTA_ENTRY_MASK 0x7F #define E1000_VFTA_ENTRY_BIT_SHIFT_MASK 0x1F struct e1000_host_mng_command_header { - u8 command_id; - u8 checksum; - u16 reserved1; - u16 reserved2; - u16 command_length; + u8 command_id; + u8 checksum; + u16 reserved1; + u16 reserved2; + u16 command_length; }; struct e1000_host_mng_command_info { - struct e1000_host_mng_command_header command_header; /* Command Head/Command Result Head has 4 bytes */ - u8 command_data[E1000_HI_MAX_MNG_DATA_LENGTH]; /* Command data can length 0..0x658*/ + struct e1000_host_mng_command_header command_header; /* Command Head/Command Result Head has 4 bytes */ + u8 command_data[E1000_HI_MAX_MNG_DATA_LENGTH]; /* Command data can length 0..0x658 */ }; #ifdef __BIG_ENDIAN -struct e1000_host_mng_dhcp_cookie{ - u32 signature; - u16 vlan_id; - u8 reserved0; - u8 status; - u32 reserved1; - u8 checksum; - u8 reserved3; - u16 reserved2; +struct e1000_host_mng_dhcp_cookie { + u32 signature; + u16 vlan_id; + u8 reserved0; + u8 status; + u32 reserved1; + u8 checksum; + u8 reserved3; + u16 reserved2; }; #else -struct e1000_host_mng_dhcp_cookie{ - u32 signature; - u8 status; - u8 reserved0; - u16 vlan_id; - u32 reserved1; - u16 reserved2; - u8 reserved3; - u8 checksum; +struct e1000_host_mng_dhcp_cookie { + u32 signature; + u8 status; + u8 reserved0; + u16 vlan_id; + u32 reserved1; + u16 reserved2; + u8 reserved3; + u8 checksum; }; #endif -s32 e1000_mng_write_dhcp_info(struct e1000_hw *hw, u8 *buffer, - u16 length); bool e1000_check_mng_mode(struct e1000_hw *hw); -bool e1000_enable_tx_pkt_filtering(struct e1000_hw *hw); -s32 e1000_read_eeprom(struct e1000_hw *hw, u16 reg, u16 words, u16 *data); +s32 e1000_read_eeprom(struct e1000_hw *hw, u16 reg, u16 words, u16 * data); s32 e1000_validate_eeprom_checksum(struct e1000_hw *hw); s32 e1000_update_eeprom_checksum(struct e1000_hw *hw); -s32 e1000_write_eeprom(struct e1000_hw *hw, u16 reg, u16 words, u16 *data); -s32 e1000_read_mac_addr(struct e1000_hw * hw); +s32 e1000_write_eeprom(struct e1000_hw *hw, u16 reg, u16 words, u16 * data); +s32 e1000_read_mac_addr(struct e1000_hw *hw); /* Filters (multicast, vlan, receive) */ u32 e1000_hash_mc_addr(struct e1000_hw *hw, u8 * mc_addr); @@ -417,18 +389,15 @@ s32 e1000_blink_led_start(struct e1000_hw *hw); /* Everything else */ void e1000_reset_adaptive(struct e1000_hw *hw); void e1000_update_adaptive(struct e1000_hw *hw); -void e1000_tbi_adjust_stats(struct e1000_hw *hw, struct e1000_hw_stats *stats, u32 frame_len, u8 * mac_addr); +void e1000_tbi_adjust_stats(struct e1000_hw *hw, struct e1000_hw_stats *stats, + u32 frame_len, u8 * mac_addr); void e1000_get_bus_info(struct e1000_hw *hw); void e1000_pci_set_mwi(struct e1000_hw *hw); void e1000_pci_clear_mwi(struct e1000_hw *hw); -s32 e1000_read_pcie_cap_reg(struct e1000_hw *hw, u32 reg, u16 *value); void e1000_pcix_set_mmrbc(struct e1000_hw *hw, int mmrbc); int e1000_pcix_get_mmrbc(struct e1000_hw *hw); /* Port I/O is only supported on 82544 and newer */ void e1000_io_write(struct e1000_hw *hw, unsigned long port, u32 value); -s32 e1000_disable_pciex_master(struct e1000_hw *hw); -s32 e1000_check_phy_reset_block(struct e1000_hw *hw); - #define E1000_READ_REG_IO(a, reg) \ e1000_read_reg_io((a), E1000_##reg) @@ -471,36 +440,7 @@ s32 e1000_check_phy_reset_block(struct e1000_hw *hw); #define E1000_DEV_ID_82546GB_QUAD_COPPER 0x1099 #define E1000_DEV_ID_82547EI 0x1019 #define E1000_DEV_ID_82547EI_MOBILE 0x101A -#define E1000_DEV_ID_82571EB_COPPER 0x105E -#define E1000_DEV_ID_82571EB_FIBER 0x105F -#define E1000_DEV_ID_82571EB_SERDES 0x1060 -#define E1000_DEV_ID_82571EB_QUAD_COPPER 0x10A4 -#define E1000_DEV_ID_82571PT_QUAD_COPPER 0x10D5 -#define E1000_DEV_ID_82571EB_QUAD_FIBER 0x10A5 -#define E1000_DEV_ID_82571EB_QUAD_COPPER_LOWPROFILE 0x10BC -#define E1000_DEV_ID_82571EB_SERDES_DUAL 0x10D9 -#define E1000_DEV_ID_82571EB_SERDES_QUAD 0x10DA -#define E1000_DEV_ID_82572EI_COPPER 0x107D -#define E1000_DEV_ID_82572EI_FIBER 0x107E -#define E1000_DEV_ID_82572EI_SERDES 0x107F -#define E1000_DEV_ID_82572EI 0x10B9 -#define E1000_DEV_ID_82573E 0x108B -#define E1000_DEV_ID_82573E_IAMT 0x108C -#define E1000_DEV_ID_82573L 0x109A #define E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3 0x10B5 -#define E1000_DEV_ID_80003ES2LAN_COPPER_DPT 0x1096 -#define E1000_DEV_ID_80003ES2LAN_SERDES_DPT 0x1098 -#define E1000_DEV_ID_80003ES2LAN_COPPER_SPT 0x10BA -#define E1000_DEV_ID_80003ES2LAN_SERDES_SPT 0x10BB - -#define E1000_DEV_ID_ICH8_IGP_M_AMT 0x1049 -#define E1000_DEV_ID_ICH8_IGP_AMT 0x104A -#define E1000_DEV_ID_ICH8_IGP_C 0x104B -#define E1000_DEV_ID_ICH8_IFE 0x104C -#define E1000_DEV_ID_ICH8_IFE_GT 0x10C4 -#define E1000_DEV_ID_ICH8_IFE_G 0x10C5 -#define E1000_DEV_ID_ICH8_IGP_M 0x104D - #define NODE_ADDRESS_SIZE 6 #define ETH_LENGTH_OF_ADDRESS 6 @@ -523,21 +463,20 @@ s32 e1000_check_phy_reset_block(struct e1000_hw *hw); /* The sizes (in bytes) of a ethernet packet */ #define ENET_HEADER_SIZE 14 -#define MINIMUM_ETHERNET_FRAME_SIZE 64 /* With FCS */ +#define MINIMUM_ETHERNET_FRAME_SIZE 64 /* With FCS */ #define ETHERNET_FCS_SIZE 4 #define MINIMUM_ETHERNET_PACKET_SIZE \ (MINIMUM_ETHERNET_FRAME_SIZE - ETHERNET_FCS_SIZE) #define CRC_LENGTH ETHERNET_FCS_SIZE #define MAX_JUMBO_FRAME_SIZE 0x3F00 - /* 802.1q VLAN Packet Sizes */ -#define VLAN_TAG_SIZE 4 /* 802.3ac tag (not DMAed) */ +#define VLAN_TAG_SIZE 4 /* 802.3ac tag (not DMAed) */ /* Ethertype field values */ -#define ETHERNET_IEEE_VLAN_TYPE 0x8100 /* 802.3ac packet */ -#define ETHERNET_IP_TYPE 0x0800 /* IP packets */ -#define ETHERNET_ARP_TYPE 0x0806 /* Address Resolution Protocol (ARP) */ +#define ETHERNET_IEEE_VLAN_TYPE 0x8100 /* 802.3ac packet */ +#define ETHERNET_IP_TYPE 0x0800 /* IP packets */ +#define ETHERNET_ARP_TYPE 0x0806 /* Address Resolution Protocol (ARP) */ /* Packet Header defines */ #define IP_PROTOCOL_TCP 6 @@ -567,15 +506,6 @@ s32 e1000_check_phy_reset_block(struct e1000_hw *hw); E1000_IMS_RXSEQ | \ E1000_IMS_LSC) -/* Additional interrupts need to be handled for e1000_ich8lan: - DSW = The FW changed the status of the DISSW bit in FWSM - PHYINT = The LAN connected device generates an interrupt - EPRST = Manageability reset event */ -#define IMS_ICH8LAN_ENABLE_MASK (\ - E1000_IMS_DSW | \ - E1000_IMS_PHYINT | \ - E1000_IMS_EPRST) - /* Number of high/low register pairs in the RAR. The RAR (Receive Address * Registers) holds the directed and multicast addresses that we monitor. We * reserve one of these spots for our directed address, allowing us room for @@ -583,100 +513,98 @@ s32 e1000_check_phy_reset_block(struct e1000_hw *hw); */ #define E1000_RAR_ENTRIES 15 -#define E1000_RAR_ENTRIES_ICH8LAN 6 - #define MIN_NUMBER_OF_DESCRIPTORS 8 #define MAX_NUMBER_OF_DESCRIPTORS 0xFFF8 /* Receive Descriptor */ struct e1000_rx_desc { - __le64 buffer_addr; /* Address of the descriptor's data buffer */ - __le16 length; /* Length of data DMAed into data buffer */ - __le16 csum; /* Packet checksum */ - u8 status; /* Descriptor status */ - u8 errors; /* Descriptor Errors */ - __le16 special; + __le64 buffer_addr; /* Address of the descriptor's data buffer */ + __le16 length; /* Length of data DMAed into data buffer */ + __le16 csum; /* Packet checksum */ + u8 status; /* Descriptor status */ + u8 errors; /* Descriptor Errors */ + __le16 special; }; /* Receive Descriptor - Extended */ union e1000_rx_desc_extended { - struct { - __le64 buffer_addr; - __le64 reserved; - } read; - struct { - struct { - __le32 mrq; /* Multiple Rx Queues */ - union { - __le32 rss; /* RSS Hash */ - struct { - __le16 ip_id; /* IP id */ - __le16 csum; /* Packet Checksum */ - } csum_ip; - } hi_dword; - } lower; - struct { - __le32 status_error; /* ext status/error */ - __le16 length; - __le16 vlan; /* VLAN tag */ - } upper; - } wb; /* writeback */ + struct { + __le64 buffer_addr; + __le64 reserved; + } read; + struct { + struct { + __le32 mrq; /* Multiple Rx Queues */ + union { + __le32 rss; /* RSS Hash */ + struct { + __le16 ip_id; /* IP id */ + __le16 csum; /* Packet Checksum */ + } csum_ip; + } hi_dword; + } lower; + struct { + __le32 status_error; /* ext status/error */ + __le16 length; + __le16 vlan; /* VLAN tag */ + } upper; + } wb; /* writeback */ }; #define MAX_PS_BUFFERS 4 /* Receive Descriptor - Packet Split */ union e1000_rx_desc_packet_split { - struct { - /* one buffer for protocol header(s), three data buffers */ - __le64 buffer_addr[MAX_PS_BUFFERS]; - } read; - struct { - struct { - __le32 mrq; /* Multiple Rx Queues */ - union { - __le32 rss; /* RSS Hash */ - struct { - __le16 ip_id; /* IP id */ - __le16 csum; /* Packet Checksum */ - } csum_ip; - } hi_dword; - } lower; - struct { - __le32 status_error; /* ext status/error */ - __le16 length0; /* length of buffer 0 */ - __le16 vlan; /* VLAN tag */ - } middle; - struct { - __le16 header_status; - __le16 length[3]; /* length of buffers 1-3 */ - } upper; - __le64 reserved; - } wb; /* writeback */ + struct { + /* one buffer for protocol header(s), three data buffers */ + __le64 buffer_addr[MAX_PS_BUFFERS]; + } read; + struct { + struct { + __le32 mrq; /* Multiple Rx Queues */ + union { + __le32 rss; /* RSS Hash */ + struct { + __le16 ip_id; /* IP id */ + __le16 csum; /* Packet Checksum */ + } csum_ip; + } hi_dword; + } lower; + struct { + __le32 status_error; /* ext status/error */ + __le16 length0; /* length of buffer 0 */ + __le16 vlan; /* VLAN tag */ + } middle; + struct { + __le16 header_status; + __le16 length[3]; /* length of buffers 1-3 */ + } upper; + __le64 reserved; + } wb; /* writeback */ }; -/* Receive Decriptor bit definitions */ -#define E1000_RXD_STAT_DD 0x01 /* Descriptor Done */ -#define E1000_RXD_STAT_EOP 0x02 /* End of Packet */ -#define E1000_RXD_STAT_IXSM 0x04 /* Ignore checksum */ -#define E1000_RXD_STAT_VP 0x08 /* IEEE VLAN Packet */ -#define E1000_RXD_STAT_UDPCS 0x10 /* UDP xsum caculated */ -#define E1000_RXD_STAT_TCPCS 0x20 /* TCP xsum calculated */ -#define E1000_RXD_STAT_IPCS 0x40 /* IP xsum calculated */ -#define E1000_RXD_STAT_PIF 0x80 /* passed in-exact filter */ -#define E1000_RXD_STAT_IPIDV 0x200 /* IP identification valid */ -#define E1000_RXD_STAT_UDPV 0x400 /* Valid UDP checksum */ -#define E1000_RXD_STAT_ACK 0x8000 /* ACK Packet indication */ -#define E1000_RXD_ERR_CE 0x01 /* CRC Error */ -#define E1000_RXD_ERR_SE 0x02 /* Symbol Error */ -#define E1000_RXD_ERR_SEQ 0x04 /* Sequence Error */ -#define E1000_RXD_ERR_CXE 0x10 /* Carrier Extension Error */ -#define E1000_RXD_ERR_TCPE 0x20 /* TCP/UDP Checksum Error */ -#define E1000_RXD_ERR_IPE 0x40 /* IP Checksum Error */ -#define E1000_RXD_ERR_RXE 0x80 /* Rx Data Error */ -#define E1000_RXD_SPC_VLAN_MASK 0x0FFF /* VLAN ID is in lower 12 bits */ -#define E1000_RXD_SPC_PRI_MASK 0xE000 /* Priority is in upper 3 bits */ +/* Receive Descriptor bit definitions */ +#define E1000_RXD_STAT_DD 0x01 /* Descriptor Done */ +#define E1000_RXD_STAT_EOP 0x02 /* End of Packet */ +#define E1000_RXD_STAT_IXSM 0x04 /* Ignore checksum */ +#define E1000_RXD_STAT_VP 0x08 /* IEEE VLAN Packet */ +#define E1000_RXD_STAT_UDPCS 0x10 /* UDP xsum calculated */ +#define E1000_RXD_STAT_TCPCS 0x20 /* TCP xsum calculated */ +#define E1000_RXD_STAT_IPCS 0x40 /* IP xsum calculated */ +#define E1000_RXD_STAT_PIF 0x80 /* passed in-exact filter */ +#define E1000_RXD_STAT_IPIDV 0x200 /* IP identification valid */ +#define E1000_RXD_STAT_UDPV 0x400 /* Valid UDP checksum */ +#define E1000_RXD_STAT_ACK 0x8000 /* ACK Packet indication */ +#define E1000_RXD_ERR_CE 0x01 /* CRC Error */ +#define E1000_RXD_ERR_SE 0x02 /* Symbol Error */ +#define E1000_RXD_ERR_SEQ 0x04 /* Sequence Error */ +#define E1000_RXD_ERR_CXE 0x10 /* Carrier Extension Error */ +#define E1000_RXD_ERR_TCPE 0x20 /* TCP/UDP Checksum Error */ +#define E1000_RXD_ERR_IPE 0x40 /* IP Checksum Error */ +#define E1000_RXD_ERR_RXE 0x80 /* Rx Data Error */ +#define E1000_RXD_SPC_VLAN_MASK 0x0FFF /* VLAN ID is in lower 12 bits */ +#define E1000_RXD_SPC_PRI_MASK 0xE000 /* Priority is in upper 3 bits */ #define E1000_RXD_SPC_PRI_SHIFT 13 -#define E1000_RXD_SPC_CFI_MASK 0x1000 /* CFI is bit 12 */ +#define E1000_RXD_SPC_CFI_MASK 0x1000 /* CFI is bit 12 */ #define E1000_RXD_SPC_CFI_SHIFT 12 #define E1000_RXDEXT_STATERR_CE 0x01000000 @@ -698,7 +626,6 @@ union e1000_rx_desc_packet_split { E1000_RXD_ERR_CXE | \ E1000_RXD_ERR_RXE) - /* Same mask, but for extended and packet split descriptors */ #define E1000_RXDEXT_ERR_FRAME_ERR_MASK ( \ E1000_RXDEXT_STATERR_CE | \ @@ -707,152 +634,145 @@ union e1000_rx_desc_packet_split { E1000_RXDEXT_STATERR_CXE | \ E1000_RXDEXT_STATERR_RXE) - /* Transmit Descriptor */ struct e1000_tx_desc { - __le64 buffer_addr; /* Address of the descriptor's data buffer */ - union { - __le32 data; - struct { - __le16 length; /* Data buffer length */ - u8 cso; /* Checksum offset */ - u8 cmd; /* Descriptor control */ - } flags; - } lower; - union { - __le32 data; - struct { - u8 status; /* Descriptor status */ - u8 css; /* Checksum start */ - __le16 special; - } fields; - } upper; + __le64 buffer_addr; /* Address of the descriptor's data buffer */ + union { + __le32 data; + struct { + __le16 length; /* Data buffer length */ + u8 cso; /* Checksum offset */ + u8 cmd; /* Descriptor control */ + } flags; + } lower; + union { + __le32 data; + struct { + u8 status; /* Descriptor status */ + u8 css; /* Checksum start */ + __le16 special; + } fields; + } upper; }; /* Transmit Descriptor bit definitions */ -#define E1000_TXD_DTYP_D 0x00100000 /* Data Descriptor */ -#define E1000_TXD_DTYP_C 0x00000000 /* Context Descriptor */ -#define E1000_TXD_POPTS_IXSM 0x01 /* Insert IP checksum */ -#define E1000_TXD_POPTS_TXSM 0x02 /* Insert TCP/UDP checksum */ -#define E1000_TXD_CMD_EOP 0x01000000 /* End of Packet */ -#define E1000_TXD_CMD_IFCS 0x02000000 /* Insert FCS (Ethernet CRC) */ -#define E1000_TXD_CMD_IC 0x04000000 /* Insert Checksum */ -#define E1000_TXD_CMD_RS 0x08000000 /* Report Status */ -#define E1000_TXD_CMD_RPS 0x10000000 /* Report Packet Sent */ -#define E1000_TXD_CMD_DEXT 0x20000000 /* Descriptor extension (0 = legacy) */ -#define E1000_TXD_CMD_VLE 0x40000000 /* Add VLAN tag */ -#define E1000_TXD_CMD_IDE 0x80000000 /* Enable Tidv register */ -#define E1000_TXD_STAT_DD 0x00000001 /* Descriptor Done */ -#define E1000_TXD_STAT_EC 0x00000002 /* Excess Collisions */ -#define E1000_TXD_STAT_LC 0x00000004 /* Late Collisions */ -#define E1000_TXD_STAT_TU 0x00000008 /* Transmit underrun */ -#define E1000_TXD_CMD_TCP 0x01000000 /* TCP packet */ -#define E1000_TXD_CMD_IP 0x02000000 /* IP packet */ -#define E1000_TXD_CMD_TSE 0x04000000 /* TCP Seg enable */ -#define E1000_TXD_STAT_TC 0x00000004 /* Tx Underrun */ +#define E1000_TXD_DTYP_D 0x00100000 /* Data Descriptor */ +#define E1000_TXD_DTYP_C 0x00000000 /* Context Descriptor */ +#define E1000_TXD_POPTS_IXSM 0x01 /* Insert IP checksum */ +#define E1000_TXD_POPTS_TXSM 0x02 /* Insert TCP/UDP checksum */ +#define E1000_TXD_CMD_EOP 0x01000000 /* End of Packet */ +#define E1000_TXD_CMD_IFCS 0x02000000 /* Insert FCS (Ethernet CRC) */ +#define E1000_TXD_CMD_IC 0x04000000 /* Insert Checksum */ +#define E1000_TXD_CMD_RS 0x08000000 /* Report Status */ +#define E1000_TXD_CMD_RPS 0x10000000 /* Report Packet Sent */ +#define E1000_TXD_CMD_DEXT 0x20000000 /* Descriptor extension (0 = legacy) */ +#define E1000_TXD_CMD_VLE 0x40000000 /* Add VLAN tag */ +#define E1000_TXD_CMD_IDE 0x80000000 /* Enable Tidv register */ +#define E1000_TXD_STAT_DD 0x00000001 /* Descriptor Done */ +#define E1000_TXD_STAT_EC 0x00000002 /* Excess Collisions */ +#define E1000_TXD_STAT_LC 0x00000004 /* Late Collisions */ +#define E1000_TXD_STAT_TU 0x00000008 /* Transmit underrun */ +#define E1000_TXD_CMD_TCP 0x01000000 /* TCP packet */ +#define E1000_TXD_CMD_IP 0x02000000 /* IP packet */ +#define E1000_TXD_CMD_TSE 0x04000000 /* TCP Seg enable */ +#define E1000_TXD_STAT_TC 0x00000004 /* Tx Underrun */ /* Offload Context Descriptor */ struct e1000_context_desc { - union { - __le32 ip_config; - struct { - u8 ipcss; /* IP checksum start */ - u8 ipcso; /* IP checksum offset */ - __le16 ipcse; /* IP checksum end */ - } ip_fields; - } lower_setup; - union { - __le32 tcp_config; - struct { - u8 tucss; /* TCP checksum start */ - u8 tucso; /* TCP checksum offset */ - __le16 tucse; /* TCP checksum end */ - } tcp_fields; - } upper_setup; - __le32 cmd_and_length; /* */ - union { - __le32 data; - struct { - u8 status; /* Descriptor status */ - u8 hdr_len; /* Header length */ - __le16 mss; /* Maximum segment size */ - } fields; - } tcp_seg_setup; + union { + __le32 ip_config; + struct { + u8 ipcss; /* IP checksum start */ + u8 ipcso; /* IP checksum offset */ + __le16 ipcse; /* IP checksum end */ + } ip_fields; + } lower_setup; + union { + __le32 tcp_config; + struct { + u8 tucss; /* TCP checksum start */ + u8 tucso; /* TCP checksum offset */ + __le16 tucse; /* TCP checksum end */ + } tcp_fields; + } upper_setup; + __le32 cmd_and_length; /* */ + union { + __le32 data; + struct { + u8 status; /* Descriptor status */ + u8 hdr_len; /* Header length */ + __le16 mss; /* Maximum segment size */ + } fields; + } tcp_seg_setup; }; /* Offload data descriptor */ struct e1000_data_desc { - __le64 buffer_addr; /* Address of the descriptor's buffer address */ - union { - __le32 data; - struct { - __le16 length; /* Data buffer length */ - u8 typ_len_ext; /* */ - u8 cmd; /* */ - } flags; - } lower; - union { - __le32 data; - struct { - u8 status; /* Descriptor status */ - u8 popts; /* Packet Options */ - __le16 special; /* */ - } fields; - } upper; + __le64 buffer_addr; /* Address of the descriptor's buffer address */ + union { + __le32 data; + struct { + __le16 length; /* Data buffer length */ + u8 typ_len_ext; /* */ + u8 cmd; /* */ + } flags; + } lower; + union { + __le32 data; + struct { + u8 status; /* Descriptor status */ + u8 popts; /* Packet Options */ + __le16 special; /* */ + } fields; + } upper; }; /* Filters */ -#define E1000_NUM_UNICAST 16 /* Unicast filter entries */ -#define E1000_MC_TBL_SIZE 128 /* Multicast Filter Table (4096 bits) */ -#define E1000_VLAN_FILTER_TBL_SIZE 128 /* VLAN Filter Table (4096 bits) */ - -#define E1000_NUM_UNICAST_ICH8LAN 7 -#define E1000_MC_TBL_SIZE_ICH8LAN 32 - +#define E1000_NUM_UNICAST 16 /* Unicast filter entries */ +#define E1000_MC_TBL_SIZE 128 /* Multicast Filter Table (4096 bits) */ +#define E1000_VLAN_FILTER_TBL_SIZE 128 /* VLAN Filter Table (4096 bits) */ /* Receive Address Register */ struct e1000_rar { - volatile __le32 low; /* receive address low */ - volatile __le32 high; /* receive address high */ + volatile __le32 low; /* receive address low */ + volatile __le32 high; /* receive address high */ }; /* Number of entries in the Multicast Table Array (MTA). */ #define E1000_NUM_MTA_REGISTERS 128 -#define E1000_NUM_MTA_REGISTERS_ICH8LAN 32 /* IPv4 Address Table Entry */ struct e1000_ipv4_at_entry { - volatile u32 ipv4_addr; /* IP Address (RW) */ - volatile u32 reserved; + volatile u32 ipv4_addr; /* IP Address (RW) */ + volatile u32 reserved; }; /* Four wakeup IP addresses are supported */ #define E1000_WAKEUP_IP_ADDRESS_COUNT_MAX 4 #define E1000_IP4AT_SIZE E1000_WAKEUP_IP_ADDRESS_COUNT_MAX -#define E1000_IP4AT_SIZE_ICH8LAN 3 #define E1000_IP6AT_SIZE 1 /* IPv6 Address Table Entry */ struct e1000_ipv6_at_entry { - volatile u8 ipv6_addr[16]; + volatile u8 ipv6_addr[16]; }; /* Flexible Filter Length Table Entry */ struct e1000_fflt_entry { - volatile u32 length; /* Flexible Filter Length (RW) */ - volatile u32 reserved; + volatile u32 length; /* Flexible Filter Length (RW) */ + volatile u32 reserved; }; /* Flexible Filter Mask Table Entry */ struct e1000_ffmt_entry { - volatile u32 mask; /* Flexible Filter Mask (RW) */ - volatile u32 reserved; + volatile u32 mask; /* Flexible Filter Mask (RW) */ + volatile u32 reserved; }; /* Flexible Filter Value Table Entry */ struct e1000_ffvt_entry { - volatile u32 value; /* Flexible Filter Value (RW) */ - volatile u32 reserved; + volatile u32 value; /* Flexible Filter Value (RW) */ + volatile u32 reserved; }; /* Four Flexible Filters are supported */ @@ -879,211 +799,211 @@ struct e1000_ffvt_entry { * R/clr - register is read only and is cleared when read * A - register array */ -#define E1000_CTRL 0x00000 /* Device Control - RW */ -#define E1000_CTRL_DUP 0x00004 /* Device Control Duplicate (Shadow) - RW */ -#define E1000_STATUS 0x00008 /* Device Status - RO */ -#define E1000_EECD 0x00010 /* EEPROM/Flash Control - RW */ -#define E1000_EERD 0x00014 /* EEPROM Read - RW */ -#define E1000_CTRL_EXT 0x00018 /* Extended Device Control - RW */ -#define E1000_FLA 0x0001C /* Flash Access - RW */ -#define E1000_MDIC 0x00020 /* MDI Control - RW */ -#define E1000_SCTL 0x00024 /* SerDes Control - RW */ -#define E1000_FEXTNVM 0x00028 /* Future Extended NVM register */ -#define E1000_FCAL 0x00028 /* Flow Control Address Low - RW */ -#define E1000_FCAH 0x0002C /* Flow Control Address High -RW */ -#define E1000_FCT 0x00030 /* Flow Control Type - RW */ -#define E1000_VET 0x00038 /* VLAN Ether Type - RW */ -#define E1000_ICR 0x000C0 /* Interrupt Cause Read - R/clr */ -#define E1000_ITR 0x000C4 /* Interrupt Throttling Rate - RW */ -#define E1000_ICS 0x000C8 /* Interrupt Cause Set - WO */ -#define E1000_IMS 0x000D0 /* Interrupt Mask Set - RW */ -#define E1000_IMC 0x000D8 /* Interrupt Mask Clear - WO */ -#define E1000_IAM 0x000E0 /* Interrupt Acknowledge Auto Mask */ -#define E1000_RCTL 0x00100 /* RX Control - RW */ -#define E1000_RDTR1 0x02820 /* RX Delay Timer (1) - RW */ -#define E1000_RDBAL1 0x02900 /* RX Descriptor Base Address Low (1) - RW */ -#define E1000_RDBAH1 0x02904 /* RX Descriptor Base Address High (1) - RW */ -#define E1000_RDLEN1 0x02908 /* RX Descriptor Length (1) - RW */ -#define E1000_RDH1 0x02910 /* RX Descriptor Head (1) - RW */ -#define E1000_RDT1 0x02918 /* RX Descriptor Tail (1) - RW */ -#define E1000_FCTTV 0x00170 /* Flow Control Transmit Timer Value - RW */ -#define E1000_TXCW 0x00178 /* TX Configuration Word - RW */ -#define E1000_RXCW 0x00180 /* RX Configuration Word - RO */ -#define E1000_TCTL 0x00400 /* TX Control - RW */ -#define E1000_TCTL_EXT 0x00404 /* Extended TX Control - RW */ -#define E1000_TIPG 0x00410 /* TX Inter-packet gap -RW */ -#define E1000_TBT 0x00448 /* TX Burst Timer - RW */ -#define E1000_AIT 0x00458 /* Adaptive Interframe Spacing Throttle - RW */ -#define E1000_LEDCTL 0x00E00 /* LED Control - RW */ -#define E1000_EXTCNF_CTRL 0x00F00 /* Extended Configuration Control */ -#define E1000_EXTCNF_SIZE 0x00F08 /* Extended Configuration Size */ -#define E1000_PHY_CTRL 0x00F10 /* PHY Control Register in CSR */ +#define E1000_CTRL 0x00000 /* Device Control - RW */ +#define E1000_CTRL_DUP 0x00004 /* Device Control Duplicate (Shadow) - RW */ +#define E1000_STATUS 0x00008 /* Device Status - RO */ +#define E1000_EECD 0x00010 /* EEPROM/Flash Control - RW */ +#define E1000_EERD 0x00014 /* EEPROM Read - RW */ +#define E1000_CTRL_EXT 0x00018 /* Extended Device Control - RW */ +#define E1000_FLA 0x0001C /* Flash Access - RW */ +#define E1000_MDIC 0x00020 /* MDI Control - RW */ +#define E1000_SCTL 0x00024 /* SerDes Control - RW */ +#define E1000_FEXTNVM 0x00028 /* Future Extended NVM register */ +#define E1000_FCAL 0x00028 /* Flow Control Address Low - RW */ +#define E1000_FCAH 0x0002C /* Flow Control Address High -RW */ +#define E1000_FCT 0x00030 /* Flow Control Type - RW */ +#define E1000_VET 0x00038 /* VLAN Ether Type - RW */ +#define E1000_ICR 0x000C0 /* Interrupt Cause Read - R/clr */ +#define E1000_ITR 0x000C4 /* Interrupt Throttling Rate - RW */ +#define E1000_ICS 0x000C8 /* Interrupt Cause Set - WO */ +#define E1000_IMS 0x000D0 /* Interrupt Mask Set - RW */ +#define E1000_IMC 0x000D8 /* Interrupt Mask Clear - WO */ +#define E1000_IAM 0x000E0 /* Interrupt Acknowledge Auto Mask */ +#define E1000_RCTL 0x00100 /* RX Control - RW */ +#define E1000_RDTR1 0x02820 /* RX Delay Timer (1) - RW */ +#define E1000_RDBAL1 0x02900 /* RX Descriptor Base Address Low (1) - RW */ +#define E1000_RDBAH1 0x02904 /* RX Descriptor Base Address High (1) - RW */ +#define E1000_RDLEN1 0x02908 /* RX Descriptor Length (1) - RW */ +#define E1000_RDH1 0x02910 /* RX Descriptor Head (1) - RW */ +#define E1000_RDT1 0x02918 /* RX Descriptor Tail (1) - RW */ +#define E1000_FCTTV 0x00170 /* Flow Control Transmit Timer Value - RW */ +#define E1000_TXCW 0x00178 /* TX Configuration Word - RW */ +#define E1000_RXCW 0x00180 /* RX Configuration Word - RO */ +#define E1000_TCTL 0x00400 /* TX Control - RW */ +#define E1000_TCTL_EXT 0x00404 /* Extended TX Control - RW */ +#define E1000_TIPG 0x00410 /* TX Inter-packet gap -RW */ +#define E1000_TBT 0x00448 /* TX Burst Timer - RW */ +#define E1000_AIT 0x00458 /* Adaptive Interframe Spacing Throttle - RW */ +#define E1000_LEDCTL 0x00E00 /* LED Control - RW */ +#define E1000_EXTCNF_CTRL 0x00F00 /* Extended Configuration Control */ +#define E1000_EXTCNF_SIZE 0x00F08 /* Extended Configuration Size */ +#define E1000_PHY_CTRL 0x00F10 /* PHY Control Register in CSR */ #define FEXTNVM_SW_CONFIG 0x0001 -#define E1000_PBA 0x01000 /* Packet Buffer Allocation - RW */ -#define E1000_PBS 0x01008 /* Packet Buffer Size */ -#define E1000_EEMNGCTL 0x01010 /* MNG EEprom Control */ +#define E1000_PBA 0x01000 /* Packet Buffer Allocation - RW */ +#define E1000_PBS 0x01008 /* Packet Buffer Size */ +#define E1000_EEMNGCTL 0x01010 /* MNG EEprom Control */ #define E1000_FLASH_UPDATES 1000 -#define E1000_EEARBC 0x01024 /* EEPROM Auto Read Bus Control */ -#define E1000_FLASHT 0x01028 /* FLASH Timer Register */ -#define E1000_EEWR 0x0102C /* EEPROM Write Register - RW */ -#define E1000_FLSWCTL 0x01030 /* FLASH control register */ -#define E1000_FLSWDATA 0x01034 /* FLASH data register */ -#define E1000_FLSWCNT 0x01038 /* FLASH Access Counter */ -#define E1000_FLOP 0x0103C /* FLASH Opcode Register */ -#define E1000_ERT 0x02008 /* Early Rx Threshold - RW */ -#define E1000_FCRTL 0x02160 /* Flow Control Receive Threshold Low - RW */ -#define E1000_FCRTH 0x02168 /* Flow Control Receive Threshold High - RW */ -#define E1000_PSRCTL 0x02170 /* Packet Split Receive Control - RW */ -#define E1000_RDBAL 0x02800 /* RX Descriptor Base Address Low - RW */ -#define E1000_RDBAH 0x02804 /* RX Descriptor Base Address High - RW */ -#define E1000_RDLEN 0x02808 /* RX Descriptor Length - RW */ -#define E1000_RDH 0x02810 /* RX Descriptor Head - RW */ -#define E1000_RDT 0x02818 /* RX Descriptor Tail - RW */ -#define E1000_RDTR 0x02820 /* RX Delay Timer - RW */ -#define E1000_RDBAL0 E1000_RDBAL /* RX Desc Base Address Low (0) - RW */ -#define E1000_RDBAH0 E1000_RDBAH /* RX Desc Base Address High (0) - RW */ -#define E1000_RDLEN0 E1000_RDLEN /* RX Desc Length (0) - RW */ -#define E1000_RDH0 E1000_RDH /* RX Desc Head (0) - RW */ -#define E1000_RDT0 E1000_RDT /* RX Desc Tail (0) - RW */ -#define E1000_RDTR0 E1000_RDTR /* RX Delay Timer (0) - RW */ -#define E1000_RXDCTL 0x02828 /* RX Descriptor Control queue 0 - RW */ -#define E1000_RXDCTL1 0x02928 /* RX Descriptor Control queue 1 - RW */ -#define E1000_RADV 0x0282C /* RX Interrupt Absolute Delay Timer - RW */ -#define E1000_RSRPD 0x02C00 /* RX Small Packet Detect - RW */ -#define E1000_RAID 0x02C08 /* Receive Ack Interrupt Delay - RW */ -#define E1000_TXDMAC 0x03000 /* TX DMA Control - RW */ -#define E1000_KABGTXD 0x03004 /* AFE Band Gap Transmit Ref Data */ -#define E1000_TDFH 0x03410 /* TX Data FIFO Head - RW */ -#define E1000_TDFT 0x03418 /* TX Data FIFO Tail - RW */ -#define E1000_TDFHS 0x03420 /* TX Data FIFO Head Saved - RW */ -#define E1000_TDFTS 0x03428 /* TX Data FIFO Tail Saved - RW */ -#define E1000_TDFPC 0x03430 /* TX Data FIFO Packet Count - RW */ -#define E1000_TDBAL 0x03800 /* TX Descriptor Base Address Low - RW */ -#define E1000_TDBAH 0x03804 /* TX Descriptor Base Address High - RW */ -#define E1000_TDLEN 0x03808 /* TX Descriptor Length - RW */ -#define E1000_TDH 0x03810 /* TX Descriptor Head - RW */ -#define E1000_TDT 0x03818 /* TX Descripotr Tail - RW */ -#define E1000_TIDV 0x03820 /* TX Interrupt Delay Value - RW */ -#define E1000_TXDCTL 0x03828 /* TX Descriptor Control - RW */ -#define E1000_TADV 0x0382C /* TX Interrupt Absolute Delay Val - RW */ -#define E1000_TSPMT 0x03830 /* TCP Segmentation PAD & Min Threshold - RW */ -#define E1000_TARC0 0x03840 /* TX Arbitration Count (0) */ -#define E1000_TDBAL1 0x03900 /* TX Desc Base Address Low (1) - RW */ -#define E1000_TDBAH1 0x03904 /* TX Desc Base Address High (1) - RW */ -#define E1000_TDLEN1 0x03908 /* TX Desc Length (1) - RW */ -#define E1000_TDH1 0x03910 /* TX Desc Head (1) - RW */ -#define E1000_TDT1 0x03918 /* TX Desc Tail (1) - RW */ -#define E1000_TXDCTL1 0x03928 /* TX Descriptor Control (1) - RW */ -#define E1000_TARC1 0x03940 /* TX Arbitration Count (1) */ -#define E1000_CRCERRS 0x04000 /* CRC Error Count - R/clr */ -#define E1000_ALGNERRC 0x04004 /* Alignment Error Count - R/clr */ -#define E1000_SYMERRS 0x04008 /* Symbol Error Count - R/clr */ -#define E1000_RXERRC 0x0400C /* Receive Error Count - R/clr */ -#define E1000_MPC 0x04010 /* Missed Packet Count - R/clr */ -#define E1000_SCC 0x04014 /* Single Collision Count - R/clr */ -#define E1000_ECOL 0x04018 /* Excessive Collision Count - R/clr */ -#define E1000_MCC 0x0401C /* Multiple Collision Count - R/clr */ -#define E1000_LATECOL 0x04020 /* Late Collision Count - R/clr */ -#define E1000_COLC 0x04028 /* Collision Count - R/clr */ -#define E1000_DC 0x04030 /* Defer Count - R/clr */ -#define E1000_TNCRS 0x04034 /* TX-No CRS - R/clr */ -#define E1000_SEC 0x04038 /* Sequence Error Count - R/clr */ -#define E1000_CEXTERR 0x0403C /* Carrier Extension Error Count - R/clr */ -#define E1000_RLEC 0x04040 /* Receive Length Error Count - R/clr */ -#define E1000_XONRXC 0x04048 /* XON RX Count - R/clr */ -#define E1000_XONTXC 0x0404C /* XON TX Count - R/clr */ -#define E1000_XOFFRXC 0x04050 /* XOFF RX Count - R/clr */ -#define E1000_XOFFTXC 0x04054 /* XOFF TX Count - R/clr */ -#define E1000_FCRUC 0x04058 /* Flow Control RX Unsupported Count- R/clr */ -#define E1000_PRC64 0x0405C /* Packets RX (64 bytes) - R/clr */ -#define E1000_PRC127 0x04060 /* Packets RX (65-127 bytes) - R/clr */ -#define E1000_PRC255 0x04064 /* Packets RX (128-255 bytes) - R/clr */ -#define E1000_PRC511 0x04068 /* Packets RX (255-511 bytes) - R/clr */ -#define E1000_PRC1023 0x0406C /* Packets RX (512-1023 bytes) - R/clr */ -#define E1000_PRC1522 0x04070 /* Packets RX (1024-1522 bytes) - R/clr */ -#define E1000_GPRC 0x04074 /* Good Packets RX Count - R/clr */ -#define E1000_BPRC 0x04078 /* Broadcast Packets RX Count - R/clr */ -#define E1000_MPRC 0x0407C /* Multicast Packets RX Count - R/clr */ -#define E1000_GPTC 0x04080 /* Good Packets TX Count - R/clr */ -#define E1000_GORCL 0x04088 /* Good Octets RX Count Low - R/clr */ -#define E1000_GORCH 0x0408C /* Good Octets RX Count High - R/clr */ -#define E1000_GOTCL 0x04090 /* Good Octets TX Count Low - R/clr */ -#define E1000_GOTCH 0x04094 /* Good Octets TX Count High - R/clr */ -#define E1000_RNBC 0x040A0 /* RX No Buffers Count - R/clr */ -#define E1000_RUC 0x040A4 /* RX Undersize Count - R/clr */ -#define E1000_RFC 0x040A8 /* RX Fragment Count - R/clr */ -#define E1000_ROC 0x040AC /* RX Oversize Count - R/clr */ -#define E1000_RJC 0x040B0 /* RX Jabber Count - R/clr */ -#define E1000_MGTPRC 0x040B4 /* Management Packets RX Count - R/clr */ -#define E1000_MGTPDC 0x040B8 /* Management Packets Dropped Count - R/clr */ -#define E1000_MGTPTC 0x040BC /* Management Packets TX Count - R/clr */ -#define E1000_TORL 0x040C0 /* Total Octets RX Low - R/clr */ -#define E1000_TORH 0x040C4 /* Total Octets RX High - R/clr */ -#define E1000_TOTL 0x040C8 /* Total Octets TX Low - R/clr */ -#define E1000_TOTH 0x040CC /* Total Octets TX High - R/clr */ -#define E1000_TPR 0x040D0 /* Total Packets RX - R/clr */ -#define E1000_TPT 0x040D4 /* Total Packets TX - R/clr */ -#define E1000_PTC64 0x040D8 /* Packets TX (64 bytes) - R/clr */ -#define E1000_PTC127 0x040DC /* Packets TX (65-127 bytes) - R/clr */ -#define E1000_PTC255 0x040E0 /* Packets TX (128-255 bytes) - R/clr */ -#define E1000_PTC511 0x040E4 /* Packets TX (256-511 bytes) - R/clr */ -#define E1000_PTC1023 0x040E8 /* Packets TX (512-1023 bytes) - R/clr */ -#define E1000_PTC1522 0x040EC /* Packets TX (1024-1522 Bytes) - R/clr */ -#define E1000_MPTC 0x040F0 /* Multicast Packets TX Count - R/clr */ -#define E1000_BPTC 0x040F4 /* Broadcast Packets TX Count - R/clr */ -#define E1000_TSCTC 0x040F8 /* TCP Segmentation Context TX - R/clr */ -#define E1000_TSCTFC 0x040FC /* TCP Segmentation Context TX Fail - R/clr */ -#define E1000_IAC 0x04100 /* Interrupt Assertion Count */ -#define E1000_ICRXPTC 0x04104 /* Interrupt Cause Rx Packet Timer Expire Count */ -#define E1000_ICRXATC 0x04108 /* Interrupt Cause Rx Absolute Timer Expire Count */ -#define E1000_ICTXPTC 0x0410C /* Interrupt Cause Tx Packet Timer Expire Count */ -#define E1000_ICTXATC 0x04110 /* Interrupt Cause Tx Absolute Timer Expire Count */ -#define E1000_ICTXQEC 0x04118 /* Interrupt Cause Tx Queue Empty Count */ -#define E1000_ICTXQMTC 0x0411C /* Interrupt Cause Tx Queue Minimum Threshold Count */ -#define E1000_ICRXDMTC 0x04120 /* Interrupt Cause Rx Descriptor Minimum Threshold Count */ -#define E1000_ICRXOC 0x04124 /* Interrupt Cause Receiver Overrun Count */ -#define E1000_RXCSUM 0x05000 /* RX Checksum Control - RW */ -#define E1000_RFCTL 0x05008 /* Receive Filter Control*/ -#define E1000_MTA 0x05200 /* Multicast Table Array - RW Array */ -#define E1000_RA 0x05400 /* Receive Address - RW Array */ -#define E1000_VFTA 0x05600 /* VLAN Filter Table Array - RW Array */ -#define E1000_WUC 0x05800 /* Wakeup Control - RW */ -#define E1000_WUFC 0x05808 /* Wakeup Filter Control - RW */ -#define E1000_WUS 0x05810 /* Wakeup Status - RO */ -#define E1000_MANC 0x05820 /* Management Control - RW */ -#define E1000_IPAV 0x05838 /* IP Address Valid - RW */ -#define E1000_IP4AT 0x05840 /* IPv4 Address Table - RW Array */ -#define E1000_IP6AT 0x05880 /* IPv6 Address Table - RW Array */ -#define E1000_WUPL 0x05900 /* Wakeup Packet Length - RW */ -#define E1000_WUPM 0x05A00 /* Wakeup Packet Memory - RO A */ -#define E1000_FFLT 0x05F00 /* Flexible Filter Length Table - RW Array */ -#define E1000_HOST_IF 0x08800 /* Host Interface */ -#define E1000_FFMT 0x09000 /* Flexible Filter Mask Table - RW Array */ -#define E1000_FFVT 0x09800 /* Flexible Filter Value Table - RW Array */ - -#define E1000_KUMCTRLSTA 0x00034 /* MAC-PHY interface - RW */ -#define E1000_MDPHYA 0x0003C /* PHY address - RW */ -#define E1000_MANC2H 0x05860 /* Managment Control To Host - RW */ -#define E1000_SW_FW_SYNC 0x05B5C /* Software-Firmware Synchronization - RW */ - -#define E1000_GCR 0x05B00 /* PCI-Ex Control */ -#define E1000_GSCL_1 0x05B10 /* PCI-Ex Statistic Control #1 */ -#define E1000_GSCL_2 0x05B14 /* PCI-Ex Statistic Control #2 */ -#define E1000_GSCL_3 0x05B18 /* PCI-Ex Statistic Control #3 */ -#define E1000_GSCL_4 0x05B1C /* PCI-Ex Statistic Control #4 */ -#define E1000_FACTPS 0x05B30 /* Function Active and Power State to MNG */ -#define E1000_SWSM 0x05B50 /* SW Semaphore */ -#define E1000_FWSM 0x05B54 /* FW Semaphore */ -#define E1000_FFLT_DBG 0x05F04 /* Debug Register */ -#define E1000_HICR 0x08F00 /* Host Inteface Control */ +#define E1000_EEARBC 0x01024 /* EEPROM Auto Read Bus Control */ +#define E1000_FLASHT 0x01028 /* FLASH Timer Register */ +#define E1000_EEWR 0x0102C /* EEPROM Write Register - RW */ +#define E1000_FLSWCTL 0x01030 /* FLASH control register */ +#define E1000_FLSWDATA 0x01034 /* FLASH data register */ +#define E1000_FLSWCNT 0x01038 /* FLASH Access Counter */ +#define E1000_FLOP 0x0103C /* FLASH Opcode Register */ +#define E1000_ERT 0x02008 /* Early Rx Threshold - RW */ +#define E1000_FCRTL 0x02160 /* Flow Control Receive Threshold Low - RW */ +#define E1000_FCRTH 0x02168 /* Flow Control Receive Threshold High - RW */ +#define E1000_PSRCTL 0x02170 /* Packet Split Receive Control - RW */ +#define E1000_RDBAL 0x02800 /* RX Descriptor Base Address Low - RW */ +#define E1000_RDBAH 0x02804 /* RX Descriptor Base Address High - RW */ +#define E1000_RDLEN 0x02808 /* RX Descriptor Length - RW */ +#define E1000_RDH 0x02810 /* RX Descriptor Head - RW */ +#define E1000_RDT 0x02818 /* RX Descriptor Tail - RW */ +#define E1000_RDTR 0x02820 /* RX Delay Timer - RW */ +#define E1000_RDBAL0 E1000_RDBAL /* RX Desc Base Address Low (0) - RW */ +#define E1000_RDBAH0 E1000_RDBAH /* RX Desc Base Address High (0) - RW */ +#define E1000_RDLEN0 E1000_RDLEN /* RX Desc Length (0) - RW */ +#define E1000_RDH0 E1000_RDH /* RX Desc Head (0) - RW */ +#define E1000_RDT0 E1000_RDT /* RX Desc Tail (0) - RW */ +#define E1000_RDTR0 E1000_RDTR /* RX Delay Timer (0) - RW */ +#define E1000_RXDCTL 0x02828 /* RX Descriptor Control queue 0 - RW */ +#define E1000_RXDCTL1 0x02928 /* RX Descriptor Control queue 1 - RW */ +#define E1000_RADV 0x0282C /* RX Interrupt Absolute Delay Timer - RW */ +#define E1000_RSRPD 0x02C00 /* RX Small Packet Detect - RW */ +#define E1000_RAID 0x02C08 /* Receive Ack Interrupt Delay - RW */ +#define E1000_TXDMAC 0x03000 /* TX DMA Control - RW */ +#define E1000_KABGTXD 0x03004 /* AFE Band Gap Transmit Ref Data */ +#define E1000_TDFH 0x03410 /* TX Data FIFO Head - RW */ +#define E1000_TDFT 0x03418 /* TX Data FIFO Tail - RW */ +#define E1000_TDFHS 0x03420 /* TX Data FIFO Head Saved - RW */ +#define E1000_TDFTS 0x03428 /* TX Data FIFO Tail Saved - RW */ +#define E1000_TDFPC 0x03430 /* TX Data FIFO Packet Count - RW */ +#define E1000_TDBAL 0x03800 /* TX Descriptor Base Address Low - RW */ +#define E1000_TDBAH 0x03804 /* TX Descriptor Base Address High - RW */ +#define E1000_TDLEN 0x03808 /* TX Descriptor Length - RW */ +#define E1000_TDH 0x03810 /* TX Descriptor Head - RW */ +#define E1000_TDT 0x03818 /* TX Descripotr Tail - RW */ +#define E1000_TIDV 0x03820 /* TX Interrupt Delay Value - RW */ +#define E1000_TXDCTL 0x03828 /* TX Descriptor Control - RW */ +#define E1000_TADV 0x0382C /* TX Interrupt Absolute Delay Val - RW */ +#define E1000_TSPMT 0x03830 /* TCP Segmentation PAD & Min Threshold - RW */ +#define E1000_TARC0 0x03840 /* TX Arbitration Count (0) */ +#define E1000_TDBAL1 0x03900 /* TX Desc Base Address Low (1) - RW */ +#define E1000_TDBAH1 0x03904 /* TX Desc Base Address High (1) - RW */ +#define E1000_TDLEN1 0x03908 /* TX Desc Length (1) - RW */ +#define E1000_TDH1 0x03910 /* TX Desc Head (1) - RW */ +#define E1000_TDT1 0x03918 /* TX Desc Tail (1) - RW */ +#define E1000_TXDCTL1 0x03928 /* TX Descriptor Control (1) - RW */ +#define E1000_TARC1 0x03940 /* TX Arbitration Count (1) */ +#define E1000_CRCERRS 0x04000 /* CRC Error Count - R/clr */ +#define E1000_ALGNERRC 0x04004 /* Alignment Error Count - R/clr */ +#define E1000_SYMERRS 0x04008 /* Symbol Error Count - R/clr */ +#define E1000_RXERRC 0x0400C /* Receive Error Count - R/clr */ +#define E1000_MPC 0x04010 /* Missed Packet Count - R/clr */ +#define E1000_SCC 0x04014 /* Single Collision Count - R/clr */ +#define E1000_ECOL 0x04018 /* Excessive Collision Count - R/clr */ +#define E1000_MCC 0x0401C /* Multiple Collision Count - R/clr */ +#define E1000_LATECOL 0x04020 /* Late Collision Count - R/clr */ +#define E1000_COLC 0x04028 /* Collision Count - R/clr */ +#define E1000_DC 0x04030 /* Defer Count - R/clr */ +#define E1000_TNCRS 0x04034 /* TX-No CRS - R/clr */ +#define E1000_SEC 0x04038 /* Sequence Error Count - R/clr */ +#define E1000_CEXTERR 0x0403C /* Carrier Extension Error Count - R/clr */ +#define E1000_RLEC 0x04040 /* Receive Length Error Count - R/clr */ +#define E1000_XONRXC 0x04048 /* XON RX Count - R/clr */ +#define E1000_XONTXC 0x0404C /* XON TX Count - R/clr */ +#define E1000_XOFFRXC 0x04050 /* XOFF RX Count - R/clr */ +#define E1000_XOFFTXC 0x04054 /* XOFF TX Count - R/clr */ +#define E1000_FCRUC 0x04058 /* Flow Control RX Unsupported Count- R/clr */ +#define E1000_PRC64 0x0405C /* Packets RX (64 bytes) - R/clr */ +#define E1000_PRC127 0x04060 /* Packets RX (65-127 bytes) - R/clr */ +#define E1000_PRC255 0x04064 /* Packets RX (128-255 bytes) - R/clr */ +#define E1000_PRC511 0x04068 /* Packets RX (255-511 bytes) - R/clr */ +#define E1000_PRC1023 0x0406C /* Packets RX (512-1023 bytes) - R/clr */ +#define E1000_PRC1522 0x04070 /* Packets RX (1024-1522 bytes) - R/clr */ +#define E1000_GPRC 0x04074 /* Good Packets RX Count - R/clr */ +#define E1000_BPRC 0x04078 /* Broadcast Packets RX Count - R/clr */ +#define E1000_MPRC 0x0407C /* Multicast Packets RX Count - R/clr */ +#define E1000_GPTC 0x04080 /* Good Packets TX Count - R/clr */ +#define E1000_GORCL 0x04088 /* Good Octets RX Count Low - R/clr */ +#define E1000_GORCH 0x0408C /* Good Octets RX Count High - R/clr */ +#define E1000_GOTCL 0x04090 /* Good Octets TX Count Low - R/clr */ +#define E1000_GOTCH 0x04094 /* Good Octets TX Count High - R/clr */ +#define E1000_RNBC 0x040A0 /* RX No Buffers Count - R/clr */ +#define E1000_RUC 0x040A4 /* RX Undersize Count - R/clr */ +#define E1000_RFC 0x040A8 /* RX Fragment Count - R/clr */ +#define E1000_ROC 0x040AC /* RX Oversize Count - R/clr */ +#define E1000_RJC 0x040B0 /* RX Jabber Count - R/clr */ +#define E1000_MGTPRC 0x040B4 /* Management Packets RX Count - R/clr */ +#define E1000_MGTPDC 0x040B8 /* Management Packets Dropped Count - R/clr */ +#define E1000_MGTPTC 0x040BC /* Management Packets TX Count - R/clr */ +#define E1000_TORL 0x040C0 /* Total Octets RX Low - R/clr */ +#define E1000_TORH 0x040C4 /* Total Octets RX High - R/clr */ +#define E1000_TOTL 0x040C8 /* Total Octets TX Low - R/clr */ +#define E1000_TOTH 0x040CC /* Total Octets TX High - R/clr */ +#define E1000_TPR 0x040D0 /* Total Packets RX - R/clr */ +#define E1000_TPT 0x040D4 /* Total Packets TX - R/clr */ +#define E1000_PTC64 0x040D8 /* Packets TX (64 bytes) - R/clr */ +#define E1000_PTC127 0x040DC /* Packets TX (65-127 bytes) - R/clr */ +#define E1000_PTC255 0x040E0 /* Packets TX (128-255 bytes) - R/clr */ +#define E1000_PTC511 0x040E4 /* Packets TX (256-511 bytes) - R/clr */ +#define E1000_PTC1023 0x040E8 /* Packets TX (512-1023 bytes) - R/clr */ +#define E1000_PTC1522 0x040EC /* Packets TX (1024-1522 Bytes) - R/clr */ +#define E1000_MPTC 0x040F0 /* Multicast Packets TX Count - R/clr */ +#define E1000_BPTC 0x040F4 /* Broadcast Packets TX Count - R/clr */ +#define E1000_TSCTC 0x040F8 /* TCP Segmentation Context TX - R/clr */ +#define E1000_TSCTFC 0x040FC /* TCP Segmentation Context TX Fail - R/clr */ +#define E1000_IAC 0x04100 /* Interrupt Assertion Count */ +#define E1000_ICRXPTC 0x04104 /* Interrupt Cause Rx Packet Timer Expire Count */ +#define E1000_ICRXATC 0x04108 /* Interrupt Cause Rx Absolute Timer Expire Count */ +#define E1000_ICTXPTC 0x0410C /* Interrupt Cause Tx Packet Timer Expire Count */ +#define E1000_ICTXATC 0x04110 /* Interrupt Cause Tx Absolute Timer Expire Count */ +#define E1000_ICTXQEC 0x04118 /* Interrupt Cause Tx Queue Empty Count */ +#define E1000_ICTXQMTC 0x0411C /* Interrupt Cause Tx Queue Minimum Threshold Count */ +#define E1000_ICRXDMTC 0x04120 /* Interrupt Cause Rx Descriptor Minimum Threshold Count */ +#define E1000_ICRXOC 0x04124 /* Interrupt Cause Receiver Overrun Count */ +#define E1000_RXCSUM 0x05000 /* RX Checksum Control - RW */ +#define E1000_RFCTL 0x05008 /* Receive Filter Control */ +#define E1000_MTA 0x05200 /* Multicast Table Array - RW Array */ +#define E1000_RA 0x05400 /* Receive Address - RW Array */ +#define E1000_VFTA 0x05600 /* VLAN Filter Table Array - RW Array */ +#define E1000_WUC 0x05800 /* Wakeup Control - RW */ +#define E1000_WUFC 0x05808 /* Wakeup Filter Control - RW */ +#define E1000_WUS 0x05810 /* Wakeup Status - RO */ +#define E1000_MANC 0x05820 /* Management Control - RW */ +#define E1000_IPAV 0x05838 /* IP Address Valid - RW */ +#define E1000_IP4AT 0x05840 /* IPv4 Address Table - RW Array */ +#define E1000_IP6AT 0x05880 /* IPv6 Address Table - RW Array */ +#define E1000_WUPL 0x05900 /* Wakeup Packet Length - RW */ +#define E1000_WUPM 0x05A00 /* Wakeup Packet Memory - RO A */ +#define E1000_FFLT 0x05F00 /* Flexible Filter Length Table - RW Array */ +#define E1000_HOST_IF 0x08800 /* Host Interface */ +#define E1000_FFMT 0x09000 /* Flexible Filter Mask Table - RW Array */ +#define E1000_FFVT 0x09800 /* Flexible Filter Value Table - RW Array */ + +#define E1000_KUMCTRLSTA 0x00034 /* MAC-PHY interface - RW */ +#define E1000_MDPHYA 0x0003C /* PHY address - RW */ +#define E1000_MANC2H 0x05860 /* Managment Control To Host - RW */ +#define E1000_SW_FW_SYNC 0x05B5C /* Software-Firmware Synchronization - RW */ + +#define E1000_GCR 0x05B00 /* PCI-Ex Control */ +#define E1000_GSCL_1 0x05B10 /* PCI-Ex Statistic Control #1 */ +#define E1000_GSCL_2 0x05B14 /* PCI-Ex Statistic Control #2 */ +#define E1000_GSCL_3 0x05B18 /* PCI-Ex Statistic Control #3 */ +#define E1000_GSCL_4 0x05B1C /* PCI-Ex Statistic Control #4 */ +#define E1000_FACTPS 0x05B30 /* Function Active and Power State to MNG */ +#define E1000_SWSM 0x05B50 /* SW Semaphore */ +#define E1000_FWSM 0x05B54 /* FW Semaphore */ +#define E1000_FFLT_DBG 0x05F04 /* Debug Register */ +#define E1000_HICR 0x08F00 /* Host Interface Control */ /* RSS registers */ -#define E1000_CPUVEC 0x02C10 /* CPU Vector Register - RW */ -#define E1000_MRQC 0x05818 /* Multiple Receive Control - RW */ -#define E1000_RETA 0x05C00 /* Redirection Table - RW Array */ -#define E1000_RSSRK 0x05C80 /* RSS Random Key - RW Array */ -#define E1000_RSSIM 0x05864 /* RSS Interrupt Mask */ -#define E1000_RSSIR 0x05868 /* RSS Interrupt Request */ +#define E1000_CPUVEC 0x02C10 /* CPU Vector Register - RW */ +#define E1000_MRQC 0x05818 /* Multiple Receive Control - RW */ +#define E1000_RETA 0x05C00 /* Redirection Table - RW Array */ +#define E1000_RSSRK 0x05C80 /* RSS Random Key - RW Array */ +#define E1000_RSSIM 0x05864 /* RSS Interrupt Mask */ +#define E1000_RSSIR 0x05868 /* RSS Interrupt Request */ /* Register Set (82542) * * Some of the 82542 registers are located at different offsets than they are @@ -1123,19 +1043,19 @@ struct e1000_ffvt_entry { #define E1000_82542_RDLEN0 E1000_82542_RDLEN #define E1000_82542_RDH0 E1000_82542_RDH #define E1000_82542_RDT0 E1000_82542_RDT -#define E1000_82542_SRRCTL(_n) (0x280C + ((_n) << 8)) /* Split and Replication - * RX Control - RW */ +#define E1000_82542_SRRCTL(_n) (0x280C + ((_n) << 8)) /* Split and Replication + * RX Control - RW */ #define E1000_82542_DCA_RXCTRL(_n) (0x02814 + ((_n) << 8)) -#define E1000_82542_RDBAH3 0x02B04 /* RX Desc Base High Queue 3 - RW */ -#define E1000_82542_RDBAL3 0x02B00 /* RX Desc Low Queue 3 - RW */ -#define E1000_82542_RDLEN3 0x02B08 /* RX Desc Length Queue 3 - RW */ -#define E1000_82542_RDH3 0x02B10 /* RX Desc Head Queue 3 - RW */ -#define E1000_82542_RDT3 0x02B18 /* RX Desc Tail Queue 3 - RW */ -#define E1000_82542_RDBAL2 0x02A00 /* RX Desc Base Low Queue 2 - RW */ -#define E1000_82542_RDBAH2 0x02A04 /* RX Desc Base High Queue 2 - RW */ -#define E1000_82542_RDLEN2 0x02A08 /* RX Desc Length Queue 2 - RW */ -#define E1000_82542_RDH2 0x02A10 /* RX Desc Head Queue 2 - RW */ -#define E1000_82542_RDT2 0x02A18 /* RX Desc Tail Queue 2 - RW */ +#define E1000_82542_RDBAH3 0x02B04 /* RX Desc Base High Queue 3 - RW */ +#define E1000_82542_RDBAL3 0x02B00 /* RX Desc Low Queue 3 - RW */ +#define E1000_82542_RDLEN3 0x02B08 /* RX Desc Length Queue 3 - RW */ +#define E1000_82542_RDH3 0x02B10 /* RX Desc Head Queue 3 - RW */ +#define E1000_82542_RDT3 0x02B18 /* RX Desc Tail Queue 3 - RW */ +#define E1000_82542_RDBAL2 0x02A00 /* RX Desc Base Low Queue 2 - RW */ +#define E1000_82542_RDBAH2 0x02A04 /* RX Desc Base High Queue 2 - RW */ +#define E1000_82542_RDLEN2 0x02A08 /* RX Desc Length Queue 2 - RW */ +#define E1000_82542_RDH2 0x02A10 /* RX Desc Head Queue 2 - RW */ +#define E1000_82542_RDT2 0x02A18 /* RX Desc Tail Queue 2 - RW */ #define E1000_82542_RDTR1 0x00130 #define E1000_82542_RDBAL1 0x00138 #define E1000_82542_RDBAH1 0x0013C @@ -1302,288 +1222,281 @@ struct e1000_ffvt_entry { #define E1000_82542_RSSIR E1000_RSSIR #define E1000_82542_KUMCTRLSTA E1000_KUMCTRLSTA #define E1000_82542_SW_FW_SYNC E1000_SW_FW_SYNC -#define E1000_82542_MANC2H E1000_MANC2H /* Statistics counters collected by the MAC */ struct e1000_hw_stats { - u64 crcerrs; - u64 algnerrc; - u64 symerrs; - u64 rxerrc; - u64 txerrc; - u64 mpc; - u64 scc; - u64 ecol; - u64 mcc; - u64 latecol; - u64 colc; - u64 dc; - u64 tncrs; - u64 sec; - u64 cexterr; - u64 rlec; - u64 xonrxc; - u64 xontxc; - u64 xoffrxc; - u64 xofftxc; - u64 fcruc; - u64 prc64; - u64 prc127; - u64 prc255; - u64 prc511; - u64 prc1023; - u64 prc1522; - u64 gprc; - u64 bprc; - u64 mprc; - u64 gptc; - u64 gorcl; - u64 gorch; - u64 gotcl; - u64 gotch; - u64 rnbc; - u64 ruc; - u64 rfc; - u64 roc; - u64 rlerrc; - u64 rjc; - u64 mgprc; - u64 mgpdc; - u64 mgptc; - u64 torl; - u64 torh; - u64 totl; - u64 toth; - u64 tpr; - u64 tpt; - u64 ptc64; - u64 ptc127; - u64 ptc255; - u64 ptc511; - u64 ptc1023; - u64 ptc1522; - u64 mptc; - u64 bptc; - u64 tsctc; - u64 tsctfc; - u64 iac; - u64 icrxptc; - u64 icrxatc; - u64 ictxptc; - u64 ictxatc; - u64 ictxqec; - u64 ictxqmtc; - u64 icrxdmtc; - u64 icrxoc; + u64 crcerrs; + u64 algnerrc; + u64 symerrs; + u64 rxerrc; + u64 txerrc; + u64 mpc; + u64 scc; + u64 ecol; + u64 mcc; + u64 latecol; + u64 colc; + u64 dc; + u64 tncrs; + u64 sec; + u64 cexterr; + u64 rlec; + u64 xonrxc; + u64 xontxc; + u64 xoffrxc; + u64 xofftxc; + u64 fcruc; + u64 prc64; + u64 prc127; + u64 prc255; + u64 prc511; + u64 prc1023; + u64 prc1522; + u64 gprc; + u64 bprc; + u64 mprc; + u64 gptc; + u64 gorcl; + u64 gorch; + u64 gotcl; + u64 gotch; + u64 rnbc; + u64 ruc; + u64 rfc; + u64 roc; + u64 rlerrc; + u64 rjc; + u64 mgprc; + u64 mgpdc; + u64 mgptc; + u64 torl; + u64 torh; + u64 totl; + u64 toth; + u64 tpr; + u64 tpt; + u64 ptc64; + u64 ptc127; + u64 ptc255; + u64 ptc511; + u64 ptc1023; + u64 ptc1522; + u64 mptc; + u64 bptc; + u64 tsctc; + u64 tsctfc; + u64 iac; + u64 icrxptc; + u64 icrxatc; + u64 ictxptc; + u64 ictxatc; + u64 ictxqec; + u64 ictxqmtc; + u64 icrxdmtc; + u64 icrxoc; }; /* Structure containing variables used by the shared code (e1000_hw.c) */ struct e1000_hw { - u8 __iomem *hw_addr; - u8 __iomem *flash_address; - e1000_mac_type mac_type; - e1000_phy_type phy_type; - u32 phy_init_script; - e1000_media_type media_type; - void *back; - struct e1000_shadow_ram *eeprom_shadow_ram; - u32 flash_bank_size; - u32 flash_base_addr; - e1000_fc_type fc; - e1000_bus_speed bus_speed; - e1000_bus_width bus_width; - e1000_bus_type bus_type; + u8 __iomem *hw_addr; + u8 __iomem *flash_address; + e1000_mac_type mac_type; + e1000_phy_type phy_type; + u32 phy_init_script; + e1000_media_type media_type; + void *back; + struct e1000_shadow_ram *eeprom_shadow_ram; + u32 flash_bank_size; + u32 flash_base_addr; + e1000_fc_type fc; + e1000_bus_speed bus_speed; + e1000_bus_width bus_width; + e1000_bus_type bus_type; struct e1000_eeprom_info eeprom; - e1000_ms_type master_slave; - e1000_ms_type original_master_slave; - e1000_ffe_config ffe_config_state; - u32 asf_firmware_present; - u32 eeprom_semaphore_present; - u32 swfw_sync_present; - u32 swfwhw_semaphore_present; - unsigned long io_base; - u32 phy_id; - u32 phy_revision; - u32 phy_addr; - u32 original_fc; - u32 txcw; - u32 autoneg_failed; - u32 max_frame_size; - u32 min_frame_size; - u32 mc_filter_type; - u32 num_mc_addrs; - u32 collision_delta; - u32 tx_packet_delta; - u32 ledctl_default; - u32 ledctl_mode1; - u32 ledctl_mode2; - bool tx_pkt_filtering; + e1000_ms_type master_slave; + e1000_ms_type original_master_slave; + e1000_ffe_config ffe_config_state; + u32 asf_firmware_present; + u32 eeprom_semaphore_present; + unsigned long io_base; + u32 phy_id; + u32 phy_revision; + u32 phy_addr; + u32 original_fc; + u32 txcw; + u32 autoneg_failed; + u32 max_frame_size; + u32 min_frame_size; + u32 mc_filter_type; + u32 num_mc_addrs; + u32 collision_delta; + u32 tx_packet_delta; + u32 ledctl_default; + u32 ledctl_mode1; + u32 ledctl_mode2; + bool tx_pkt_filtering; struct e1000_host_mng_dhcp_cookie mng_cookie; - u16 phy_spd_default; - u16 autoneg_advertised; - u16 pci_cmd_word; - u16 fc_high_water; - u16 fc_low_water; - u16 fc_pause_time; - u16 current_ifs_val; - u16 ifs_min_val; - u16 ifs_max_val; - u16 ifs_step_size; - u16 ifs_ratio; - u16 device_id; - u16 vendor_id; - u16 subsystem_id; - u16 subsystem_vendor_id; - u8 revision_id; - u8 autoneg; - u8 mdix; - u8 forced_speed_duplex; - u8 wait_autoneg_complete; - u8 dma_fairness; - u8 mac_addr[NODE_ADDRESS_SIZE]; - u8 perm_mac_addr[NODE_ADDRESS_SIZE]; - bool disable_polarity_correction; - bool speed_downgraded; - e1000_smart_speed smart_speed; - e1000_dsp_config dsp_config_state; - bool get_link_status; - bool serdes_link_down; - bool tbi_compatibility_en; - bool tbi_compatibility_on; - bool laa_is_present; - bool phy_reset_disable; - bool initialize_hw_bits_disable; - bool fc_send_xon; - bool fc_strict_ieee; - bool report_tx_early; - bool adaptive_ifs; - bool ifs_params_forced; - bool in_ifs_mode; - bool mng_reg_access_disabled; - bool leave_av_bit_off; - bool kmrn_lock_loss_workaround_disabled; - bool bad_tx_carr_stats_fd; - bool has_manc2h; - bool rx_needs_kicking; - bool has_smbus; + u16 phy_spd_default; + u16 autoneg_advertised; + u16 pci_cmd_word; + u16 fc_high_water; + u16 fc_low_water; + u16 fc_pause_time; + u16 current_ifs_val; + u16 ifs_min_val; + u16 ifs_max_val; + u16 ifs_step_size; + u16 ifs_ratio; + u16 device_id; + u16 vendor_id; + u16 subsystem_id; + u16 subsystem_vendor_id; + u8 revision_id; + u8 autoneg; + u8 mdix; + u8 forced_speed_duplex; + u8 wait_autoneg_complete; + u8 dma_fairness; + u8 mac_addr[NODE_ADDRESS_SIZE]; + u8 perm_mac_addr[NODE_ADDRESS_SIZE]; + bool disable_polarity_correction; + bool speed_downgraded; + e1000_smart_speed smart_speed; + e1000_dsp_config dsp_config_state; + bool get_link_status; + bool serdes_has_link; + bool tbi_compatibility_en; + bool tbi_compatibility_on; + bool laa_is_present; + bool phy_reset_disable; + bool initialize_hw_bits_disable; + bool fc_send_xon; + bool fc_strict_ieee; + bool report_tx_early; + bool adaptive_ifs; + bool ifs_params_forced; + bool in_ifs_mode; + bool mng_reg_access_disabled; + bool leave_av_bit_off; + bool bad_tx_carr_stats_fd; + bool has_smbus; }; - -#define E1000_EEPROM_SWDPIN0 0x0001 /* SWDPIN 0 EEPROM Value */ -#define E1000_EEPROM_LED_LOGIC 0x0020 /* Led Logic Word */ -#define E1000_EEPROM_RW_REG_DATA 16 /* Offset to data in EEPROM read/write registers */ -#define E1000_EEPROM_RW_REG_DONE 2 /* Offset to READ/WRITE done bit */ -#define E1000_EEPROM_RW_REG_START 1 /* First bit for telling part to start operation */ -#define E1000_EEPROM_RW_ADDR_SHIFT 2 /* Shift to the address bits */ -#define E1000_EEPROM_POLL_WRITE 1 /* Flag for polling for write complete */ -#define E1000_EEPROM_POLL_READ 0 /* Flag for polling for read complete */ +#define E1000_EEPROM_SWDPIN0 0x0001 /* SWDPIN 0 EEPROM Value */ +#define E1000_EEPROM_LED_LOGIC 0x0020 /* Led Logic Word */ +#define E1000_EEPROM_RW_REG_DATA 16 /* Offset to data in EEPROM read/write registers */ +#define E1000_EEPROM_RW_REG_DONE 2 /* Offset to READ/WRITE done bit */ +#define E1000_EEPROM_RW_REG_START 1 /* First bit for telling part to start operation */ +#define E1000_EEPROM_RW_ADDR_SHIFT 2 /* Shift to the address bits */ +#define E1000_EEPROM_POLL_WRITE 1 /* Flag for polling for write complete */ +#define E1000_EEPROM_POLL_READ 0 /* Flag for polling for read complete */ /* Register Bit Masks */ /* Device Control */ -#define E1000_CTRL_FD 0x00000001 /* Full duplex.0=half; 1=full */ -#define E1000_CTRL_BEM 0x00000002 /* Endian Mode.0=little,1=big */ -#define E1000_CTRL_PRIOR 0x00000004 /* Priority on PCI. 0=rx,1=fair */ -#define E1000_CTRL_GIO_MASTER_DISABLE 0x00000004 /*Blocks new Master requests */ -#define E1000_CTRL_LRST 0x00000008 /* Link reset. 0=normal,1=reset */ -#define E1000_CTRL_TME 0x00000010 /* Test mode. 0=normal,1=test */ -#define E1000_CTRL_SLE 0x00000020 /* Serial Link on 0=dis,1=en */ -#define E1000_CTRL_ASDE 0x00000020 /* Auto-speed detect enable */ -#define E1000_CTRL_SLU 0x00000040 /* Set link up (Force Link) */ -#define E1000_CTRL_ILOS 0x00000080 /* Invert Loss-Of Signal */ -#define E1000_CTRL_SPD_SEL 0x00000300 /* Speed Select Mask */ -#define E1000_CTRL_SPD_10 0x00000000 /* Force 10Mb */ -#define E1000_CTRL_SPD_100 0x00000100 /* Force 100Mb */ -#define E1000_CTRL_SPD_1000 0x00000200 /* Force 1Gb */ -#define E1000_CTRL_BEM32 0x00000400 /* Big Endian 32 mode */ -#define E1000_CTRL_FRCSPD 0x00000800 /* Force Speed */ -#define E1000_CTRL_FRCDPX 0x00001000 /* Force Duplex */ -#define E1000_CTRL_D_UD_EN 0x00002000 /* Dock/Undock enable */ -#define E1000_CTRL_D_UD_POLARITY 0x00004000 /* Defined polarity of Dock/Undock indication in SDP[0] */ -#define E1000_CTRL_FORCE_PHY_RESET 0x00008000 /* Reset both PHY ports, through PHYRST_N pin */ -#define E1000_CTRL_EXT_LINK_EN 0x00010000 /* enable link status from external LINK_0 and LINK_1 pins */ -#define E1000_CTRL_SWDPIN0 0x00040000 /* SWDPIN 0 value */ -#define E1000_CTRL_SWDPIN1 0x00080000 /* SWDPIN 1 value */ -#define E1000_CTRL_SWDPIN2 0x00100000 /* SWDPIN 2 value */ -#define E1000_CTRL_SWDPIN3 0x00200000 /* SWDPIN 3 value */ -#define E1000_CTRL_SWDPIO0 0x00400000 /* SWDPIN 0 Input or output */ -#define E1000_CTRL_SWDPIO1 0x00800000 /* SWDPIN 1 input or output */ -#define E1000_CTRL_SWDPIO2 0x01000000 /* SWDPIN 2 input or output */ -#define E1000_CTRL_SWDPIO3 0x02000000 /* SWDPIN 3 input or output */ -#define E1000_CTRL_RST 0x04000000 /* Global reset */ -#define E1000_CTRL_RFCE 0x08000000 /* Receive Flow Control enable */ -#define E1000_CTRL_TFCE 0x10000000 /* Transmit flow control enable */ -#define E1000_CTRL_RTE 0x20000000 /* Routing tag enable */ -#define E1000_CTRL_VME 0x40000000 /* IEEE VLAN mode enable */ -#define E1000_CTRL_PHY_RST 0x80000000 /* PHY Reset */ -#define E1000_CTRL_SW2FW_INT 0x02000000 /* Initiate an interrupt to manageability engine */ +#define E1000_CTRL_FD 0x00000001 /* Full duplex.0=half; 1=full */ +#define E1000_CTRL_BEM 0x00000002 /* Endian Mode.0=little,1=big */ +#define E1000_CTRL_PRIOR 0x00000004 /* Priority on PCI. 0=rx,1=fair */ +#define E1000_CTRL_GIO_MASTER_DISABLE 0x00000004 /*Blocks new Master requests */ +#define E1000_CTRL_LRST 0x00000008 /* Link reset. 0=normal,1=reset */ +#define E1000_CTRL_TME 0x00000010 /* Test mode. 0=normal,1=test */ +#define E1000_CTRL_SLE 0x00000020 /* Serial Link on 0=dis,1=en */ +#define E1000_CTRL_ASDE 0x00000020 /* Auto-speed detect enable */ +#define E1000_CTRL_SLU 0x00000040 /* Set link up (Force Link) */ +#define E1000_CTRL_ILOS 0x00000080 /* Invert Loss-Of Signal */ +#define E1000_CTRL_SPD_SEL 0x00000300 /* Speed Select Mask */ +#define E1000_CTRL_SPD_10 0x00000000 /* Force 10Mb */ +#define E1000_CTRL_SPD_100 0x00000100 /* Force 100Mb */ +#define E1000_CTRL_SPD_1000 0x00000200 /* Force 1Gb */ +#define E1000_CTRL_BEM32 0x00000400 /* Big Endian 32 mode */ +#define E1000_CTRL_FRCSPD 0x00000800 /* Force Speed */ +#define E1000_CTRL_FRCDPX 0x00001000 /* Force Duplex */ +#define E1000_CTRL_D_UD_EN 0x00002000 /* Dock/Undock enable */ +#define E1000_CTRL_D_UD_POLARITY 0x00004000 /* Defined polarity of Dock/Undock indication in SDP[0] */ +#define E1000_CTRL_FORCE_PHY_RESET 0x00008000 /* Reset both PHY ports, through PHYRST_N pin */ +#define E1000_CTRL_EXT_LINK_EN 0x00010000 /* enable link status from external LINK_0 and LINK_1 pins */ +#define E1000_CTRL_SWDPIN0 0x00040000 /* SWDPIN 0 value */ +#define E1000_CTRL_SWDPIN1 0x00080000 /* SWDPIN 1 value */ +#define E1000_CTRL_SWDPIN2 0x00100000 /* SWDPIN 2 value */ +#define E1000_CTRL_SWDPIN3 0x00200000 /* SWDPIN 3 value */ +#define E1000_CTRL_SWDPIO0 0x00400000 /* SWDPIN 0 Input or output */ +#define E1000_CTRL_SWDPIO1 0x00800000 /* SWDPIN 1 input or output */ +#define E1000_CTRL_SWDPIO2 0x01000000 /* SWDPIN 2 input or output */ +#define E1000_CTRL_SWDPIO3 0x02000000 /* SWDPIN 3 input or output */ +#define E1000_CTRL_RST 0x04000000 /* Global reset */ +#define E1000_CTRL_RFCE 0x08000000 /* Receive Flow Control enable */ +#define E1000_CTRL_TFCE 0x10000000 /* Transmit flow control enable */ +#define E1000_CTRL_RTE 0x20000000 /* Routing tag enable */ +#define E1000_CTRL_VME 0x40000000 /* IEEE VLAN mode enable */ +#define E1000_CTRL_PHY_RST 0x80000000 /* PHY Reset */ +#define E1000_CTRL_SW2FW_INT 0x02000000 /* Initiate an interrupt to manageability engine */ /* Device Status */ -#define E1000_STATUS_FD 0x00000001 /* Full duplex.0=half,1=full */ -#define E1000_STATUS_LU 0x00000002 /* Link up.0=no,1=link */ -#define E1000_STATUS_FUNC_MASK 0x0000000C /* PCI Function Mask */ +#define E1000_STATUS_FD 0x00000001 /* Full duplex.0=half,1=full */ +#define E1000_STATUS_LU 0x00000002 /* Link up.0=no,1=link */ +#define E1000_STATUS_FUNC_MASK 0x0000000C /* PCI Function Mask */ #define E1000_STATUS_FUNC_SHIFT 2 -#define E1000_STATUS_FUNC_0 0x00000000 /* Function 0 */ -#define E1000_STATUS_FUNC_1 0x00000004 /* Function 1 */ -#define E1000_STATUS_TXOFF 0x00000010 /* transmission paused */ -#define E1000_STATUS_TBIMODE 0x00000020 /* TBI mode */ +#define E1000_STATUS_FUNC_0 0x00000000 /* Function 0 */ +#define E1000_STATUS_FUNC_1 0x00000004 /* Function 1 */ +#define E1000_STATUS_TXOFF 0x00000010 /* transmission paused */ +#define E1000_STATUS_TBIMODE 0x00000020 /* TBI mode */ #define E1000_STATUS_SPEED_MASK 0x000000C0 -#define E1000_STATUS_SPEED_10 0x00000000 /* Speed 10Mb/s */ -#define E1000_STATUS_SPEED_100 0x00000040 /* Speed 100Mb/s */ -#define E1000_STATUS_SPEED_1000 0x00000080 /* Speed 1000Mb/s */ -#define E1000_STATUS_LAN_INIT_DONE 0x00000200 /* Lan Init Completion - by EEPROM/Flash */ -#define E1000_STATUS_ASDV 0x00000300 /* Auto speed detect value */ -#define E1000_STATUS_DOCK_CI 0x00000800 /* Change in Dock/Undock state. Clear on write '0'. */ -#define E1000_STATUS_GIO_MASTER_ENABLE 0x00080000 /* Status of Master requests. */ -#define E1000_STATUS_MTXCKOK 0x00000400 /* MTX clock running OK */ -#define E1000_STATUS_PCI66 0x00000800 /* In 66Mhz slot */ -#define E1000_STATUS_BUS64 0x00001000 /* In 64 bit slot */ -#define E1000_STATUS_PCIX_MODE 0x00002000 /* PCI-X mode */ -#define E1000_STATUS_PCIX_SPEED 0x0000C000 /* PCI-X bus speed */ -#define E1000_STATUS_BMC_SKU_0 0x00100000 /* BMC USB redirect disabled */ -#define E1000_STATUS_BMC_SKU_1 0x00200000 /* BMC SRAM disabled */ -#define E1000_STATUS_BMC_SKU_2 0x00400000 /* BMC SDRAM disabled */ -#define E1000_STATUS_BMC_CRYPTO 0x00800000 /* BMC crypto disabled */ -#define E1000_STATUS_BMC_LITE 0x01000000 /* BMC external code execution disabled */ -#define E1000_STATUS_RGMII_ENABLE 0x02000000 /* RGMII disabled */ +#define E1000_STATUS_SPEED_10 0x00000000 /* Speed 10Mb/s */ +#define E1000_STATUS_SPEED_100 0x00000040 /* Speed 100Mb/s */ +#define E1000_STATUS_SPEED_1000 0x00000080 /* Speed 1000Mb/s */ +#define E1000_STATUS_LAN_INIT_DONE 0x00000200 /* Lan Init Completion + by EEPROM/Flash */ +#define E1000_STATUS_ASDV 0x00000300 /* Auto speed detect value */ +#define E1000_STATUS_DOCK_CI 0x00000800 /* Change in Dock/Undock state. Clear on write '0'. */ +#define E1000_STATUS_GIO_MASTER_ENABLE 0x00080000 /* Status of Master requests. */ +#define E1000_STATUS_MTXCKOK 0x00000400 /* MTX clock running OK */ +#define E1000_STATUS_PCI66 0x00000800 /* In 66Mhz slot */ +#define E1000_STATUS_BUS64 0x00001000 /* In 64 bit slot */ +#define E1000_STATUS_PCIX_MODE 0x00002000 /* PCI-X mode */ +#define E1000_STATUS_PCIX_SPEED 0x0000C000 /* PCI-X bus speed */ +#define E1000_STATUS_BMC_SKU_0 0x00100000 /* BMC USB redirect disabled */ +#define E1000_STATUS_BMC_SKU_1 0x00200000 /* BMC SRAM disabled */ +#define E1000_STATUS_BMC_SKU_2 0x00400000 /* BMC SDRAM disabled */ +#define E1000_STATUS_BMC_CRYPTO 0x00800000 /* BMC crypto disabled */ +#define E1000_STATUS_BMC_LITE 0x01000000 /* BMC external code execution disabled */ +#define E1000_STATUS_RGMII_ENABLE 0x02000000 /* RGMII disabled */ #define E1000_STATUS_FUSE_8 0x04000000 #define E1000_STATUS_FUSE_9 0x08000000 -#define E1000_STATUS_SERDES0_DIS 0x10000000 /* SERDES disabled on port 0 */ -#define E1000_STATUS_SERDES1_DIS 0x20000000 /* SERDES disabled on port 1 */ +#define E1000_STATUS_SERDES0_DIS 0x10000000 /* SERDES disabled on port 0 */ +#define E1000_STATUS_SERDES1_DIS 0x20000000 /* SERDES disabled on port 1 */ -/* Constants used to intrepret the masked PCI-X bus speed. */ -#define E1000_STATUS_PCIX_SPEED_66 0x00000000 /* PCI-X bus speed 50-66 MHz */ -#define E1000_STATUS_PCIX_SPEED_100 0x00004000 /* PCI-X bus speed 66-100 MHz */ -#define E1000_STATUS_PCIX_SPEED_133 0x00008000 /* PCI-X bus speed 100-133 MHz */ +/* Constants used to interpret the masked PCI-X bus speed. */ +#define E1000_STATUS_PCIX_SPEED_66 0x00000000 /* PCI-X bus speed 50-66 MHz */ +#define E1000_STATUS_PCIX_SPEED_100 0x00004000 /* PCI-X bus speed 66-100 MHz */ +#define E1000_STATUS_PCIX_SPEED_133 0x00008000 /* PCI-X bus speed 100-133 MHz */ /* EEPROM/Flash Control */ -#define E1000_EECD_SK 0x00000001 /* EEPROM Clock */ -#define E1000_EECD_CS 0x00000002 /* EEPROM Chip Select */ -#define E1000_EECD_DI 0x00000004 /* EEPROM Data In */ -#define E1000_EECD_DO 0x00000008 /* EEPROM Data Out */ +#define E1000_EECD_SK 0x00000001 /* EEPROM Clock */ +#define E1000_EECD_CS 0x00000002 /* EEPROM Chip Select */ +#define E1000_EECD_DI 0x00000004 /* EEPROM Data In */ +#define E1000_EECD_DO 0x00000008 /* EEPROM Data Out */ #define E1000_EECD_FWE_MASK 0x00000030 -#define E1000_EECD_FWE_DIS 0x00000010 /* Disable FLASH writes */ -#define E1000_EECD_FWE_EN 0x00000020 /* Enable FLASH writes */ +#define E1000_EECD_FWE_DIS 0x00000010 /* Disable FLASH writes */ +#define E1000_EECD_FWE_EN 0x00000020 /* Enable FLASH writes */ #define E1000_EECD_FWE_SHIFT 4 -#define E1000_EECD_REQ 0x00000040 /* EEPROM Access Request */ -#define E1000_EECD_GNT 0x00000080 /* EEPROM Access Grant */ -#define E1000_EECD_PRES 0x00000100 /* EEPROM Present */ -#define E1000_EECD_SIZE 0x00000200 /* EEPROM Size (0=64 word 1=256 word) */ -#define E1000_EECD_ADDR_BITS 0x00000400 /* EEPROM Addressing bits based on type - * (0-small, 1-large) */ -#define E1000_EECD_TYPE 0x00002000 /* EEPROM Type (1-SPI, 0-Microwire) */ +#define E1000_EECD_REQ 0x00000040 /* EEPROM Access Request */ +#define E1000_EECD_GNT 0x00000080 /* EEPROM Access Grant */ +#define E1000_EECD_PRES 0x00000100 /* EEPROM Present */ +#define E1000_EECD_SIZE 0x00000200 /* EEPROM Size (0=64 word 1=256 word) */ +#define E1000_EECD_ADDR_BITS 0x00000400 /* EEPROM Addressing bits based on type + * (0-small, 1-large) */ +#define E1000_EECD_TYPE 0x00002000 /* EEPROM Type (1-SPI, 0-Microwire) */ #ifndef E1000_EEPROM_GRANT_ATTEMPTS -#define E1000_EEPROM_GRANT_ATTEMPTS 1000 /* EEPROM # attempts to gain grant */ +#define E1000_EEPROM_GRANT_ATTEMPTS 1000 /* EEPROM # attempts to gain grant */ #endif -#define E1000_EECD_AUTO_RD 0x00000200 /* EEPROM Auto Read done */ -#define E1000_EECD_SIZE_EX_MASK 0x00007800 /* EEprom Size */ +#define E1000_EECD_AUTO_RD 0x00000200 /* EEPROM Auto Read done */ +#define E1000_EECD_SIZE_EX_MASK 0x00007800 /* EEprom Size */ #define E1000_EECD_SIZE_EX_SHIFT 11 -#define E1000_EECD_NVADDS 0x00018000 /* NVM Address Size */ -#define E1000_EECD_SELSHAD 0x00020000 /* Select Shadow RAM */ -#define E1000_EECD_INITSRAM 0x00040000 /* Initialize Shadow RAM */ -#define E1000_EECD_FLUPD 0x00080000 /* Update FLASH */ -#define E1000_EECD_AUPDEN 0x00100000 /* Enable Autonomous FLASH update */ -#define E1000_EECD_SHADV 0x00200000 /* Shadow RAM Data Valid */ -#define E1000_EECD_SEC1VAL 0x00400000 /* Sector One Valid */ +#define E1000_EECD_NVADDS 0x00018000 /* NVM Address Size */ +#define E1000_EECD_SELSHAD 0x00020000 /* Select Shadow RAM */ +#define E1000_EECD_INITSRAM 0x00040000 /* Initialize Shadow RAM */ +#define E1000_EECD_FLUPD 0x00080000 /* Update FLASH */ +#define E1000_EECD_AUPDEN 0x00100000 /* Enable Autonomous FLASH update */ +#define E1000_EECD_SHADV 0x00200000 /* Shadow RAM Data Valid */ +#define E1000_EECD_SEC1VAL 0x00400000 /* Sector One Valid */ #define E1000_EECD_SECVAL_SHIFT 22 #define E1000_STM_OPCODE 0xDB00 #define E1000_HICR_FW_RESET 0xC0 @@ -1593,12 +1506,12 @@ struct e1000_hw { #define E1000_ICH_NVM_SIG_MASK 0xC0 /* EEPROM Read */ -#define E1000_EERD_START 0x00000001 /* Start Read */ -#define E1000_EERD_DONE 0x00000010 /* Read Done */ +#define E1000_EERD_START 0x00000001 /* Start Read */ +#define E1000_EERD_DONE 0x00000010 /* Read Done */ #define E1000_EERD_ADDR_SHIFT 8 -#define E1000_EERD_ADDR_MASK 0x0000FF00 /* Read Address */ +#define E1000_EERD_ADDR_MASK 0x0000FF00 /* Read Address */ #define E1000_EERD_DATA_SHIFT 16 -#define E1000_EERD_DATA_MASK 0xFFFF0000 /* Read Data */ +#define E1000_EERD_DATA_MASK 0xFFFF0000 /* Read Data */ /* SPI EEPROM Status Register */ #define EEPROM_STATUS_RDY_SPI 0x01 @@ -1608,25 +1521,25 @@ struct e1000_hw { #define EEPROM_STATUS_WPEN_SPI 0x80 /* Extended Device Control */ -#define E1000_CTRL_EXT_GPI0_EN 0x00000001 /* Maps SDP4 to GPI0 */ -#define E1000_CTRL_EXT_GPI1_EN 0x00000002 /* Maps SDP5 to GPI1 */ +#define E1000_CTRL_EXT_GPI0_EN 0x00000001 /* Maps SDP4 to GPI0 */ +#define E1000_CTRL_EXT_GPI1_EN 0x00000002 /* Maps SDP5 to GPI1 */ #define E1000_CTRL_EXT_PHYINT_EN E1000_CTRL_EXT_GPI1_EN -#define E1000_CTRL_EXT_GPI2_EN 0x00000004 /* Maps SDP6 to GPI2 */ -#define E1000_CTRL_EXT_GPI3_EN 0x00000008 /* Maps SDP7 to GPI3 */ -#define E1000_CTRL_EXT_SDP4_DATA 0x00000010 /* Value of SW Defineable Pin 4 */ -#define E1000_CTRL_EXT_SDP5_DATA 0x00000020 /* Value of SW Defineable Pin 5 */ +#define E1000_CTRL_EXT_GPI2_EN 0x00000004 /* Maps SDP6 to GPI2 */ +#define E1000_CTRL_EXT_GPI3_EN 0x00000008 /* Maps SDP7 to GPI3 */ +#define E1000_CTRL_EXT_SDP4_DATA 0x00000010 /* Value of SW Defineable Pin 4 */ +#define E1000_CTRL_EXT_SDP5_DATA 0x00000020 /* Value of SW Defineable Pin 5 */ #define E1000_CTRL_EXT_PHY_INT E1000_CTRL_EXT_SDP5_DATA -#define E1000_CTRL_EXT_SDP6_DATA 0x00000040 /* Value of SW Defineable Pin 6 */ -#define E1000_CTRL_EXT_SDP7_DATA 0x00000080 /* Value of SW Defineable Pin 7 */ -#define E1000_CTRL_EXT_SDP4_DIR 0x00000100 /* Direction of SDP4 0=in 1=out */ -#define E1000_CTRL_EXT_SDP5_DIR 0x00000200 /* Direction of SDP5 0=in 1=out */ -#define E1000_CTRL_EXT_SDP6_DIR 0x00000400 /* Direction of SDP6 0=in 1=out */ -#define E1000_CTRL_EXT_SDP7_DIR 0x00000800 /* Direction of SDP7 0=in 1=out */ -#define E1000_CTRL_EXT_ASDCHK 0x00001000 /* Initiate an ASD sequence */ -#define E1000_CTRL_EXT_EE_RST 0x00002000 /* Reinitialize from EEPROM */ -#define E1000_CTRL_EXT_IPS 0x00004000 /* Invert Power State */ -#define E1000_CTRL_EXT_SPD_BYPS 0x00008000 /* Speed Select Bypass */ -#define E1000_CTRL_EXT_RO_DIS 0x00020000 /* Relaxed Ordering disable */ +#define E1000_CTRL_EXT_SDP6_DATA 0x00000040 /* Value of SW Defineable Pin 6 */ +#define E1000_CTRL_EXT_SDP7_DATA 0x00000080 /* Value of SW Defineable Pin 7 */ +#define E1000_CTRL_EXT_SDP4_DIR 0x00000100 /* Direction of SDP4 0=in 1=out */ +#define E1000_CTRL_EXT_SDP5_DIR 0x00000200 /* Direction of SDP5 0=in 1=out */ +#define E1000_CTRL_EXT_SDP6_DIR 0x00000400 /* Direction of SDP6 0=in 1=out */ +#define E1000_CTRL_EXT_SDP7_DIR 0x00000800 /* Direction of SDP7 0=in 1=out */ +#define E1000_CTRL_EXT_ASDCHK 0x00001000 /* Initiate an ASD sequence */ +#define E1000_CTRL_EXT_EE_RST 0x00002000 /* Reinitialize from EEPROM */ +#define E1000_CTRL_EXT_IPS 0x00004000 /* Invert Power State */ +#define E1000_CTRL_EXT_SPD_BYPS 0x00008000 /* Speed Select Bypass */ +#define E1000_CTRL_EXT_RO_DIS 0x00020000 /* Relaxed Ordering disable */ #define E1000_CTRL_EXT_LINK_MODE_MASK 0x00C00000 #define E1000_CTRL_EXT_LINK_MODE_GMII 0x00000000 #define E1000_CTRL_EXT_LINK_MODE_TBI 0x00C00000 @@ -1638,11 +1551,11 @@ struct e1000_hw { #define E1000_CTRL_EXT_WR_WMARK_320 0x01000000 #define E1000_CTRL_EXT_WR_WMARK_384 0x02000000 #define E1000_CTRL_EXT_WR_WMARK_448 0x03000000 -#define E1000_CTRL_EXT_DRV_LOAD 0x10000000 /* Driver loaded bit for FW */ -#define E1000_CTRL_EXT_IAME 0x08000000 /* Interrupt acknowledge Auto-mask */ -#define E1000_CTRL_EXT_INT_TIMER_CLR 0x20000000 /* Clear Interrupt timers after IMS clear */ -#define E1000_CRTL_EXT_PB_PAREN 0x01000000 /* packet buffer parity error detection enabled */ -#define E1000_CTRL_EXT_DF_PAREN 0x02000000 /* descriptor FIFO parity error detection enable */ +#define E1000_CTRL_EXT_DRV_LOAD 0x10000000 /* Driver loaded bit for FW */ +#define E1000_CTRL_EXT_IAME 0x08000000 /* Interrupt acknowledge Auto-mask */ +#define E1000_CTRL_EXT_INT_TIMER_CLR 0x20000000 /* Clear Interrupt timers after IMS clear */ +#define E1000_CRTL_EXT_PB_PAREN 0x01000000 /* packet buffer parity error detection enabled */ +#define E1000_CTRL_EXT_DF_PAREN 0x02000000 /* descriptor FIFO parity error detection enable */ #define E1000_CTRL_EXT_GHOST_PAREN 0x40000000 /* MDI Control */ @@ -1742,167 +1655,167 @@ struct e1000_hw { #define E1000_LEDCTL_MODE_LED_OFF 0xF /* Receive Address */ -#define E1000_RAH_AV 0x80000000 /* Receive descriptor valid */ +#define E1000_RAH_AV 0x80000000 /* Receive descriptor valid */ /* Interrupt Cause Read */ -#define E1000_ICR_TXDW 0x00000001 /* Transmit desc written back */ -#define E1000_ICR_TXQE 0x00000002 /* Transmit Queue empty */ -#define E1000_ICR_LSC 0x00000004 /* Link Status Change */ -#define E1000_ICR_RXSEQ 0x00000008 /* rx sequence error */ -#define E1000_ICR_RXDMT0 0x00000010 /* rx desc min. threshold (0) */ -#define E1000_ICR_RXO 0x00000040 /* rx overrun */ -#define E1000_ICR_RXT0 0x00000080 /* rx timer intr (ring 0) */ -#define E1000_ICR_MDAC 0x00000200 /* MDIO access complete */ -#define E1000_ICR_RXCFG 0x00000400 /* RX /c/ ordered set */ -#define E1000_ICR_GPI_EN0 0x00000800 /* GP Int 0 */ -#define E1000_ICR_GPI_EN1 0x00001000 /* GP Int 1 */ -#define E1000_ICR_GPI_EN2 0x00002000 /* GP Int 2 */ -#define E1000_ICR_GPI_EN3 0x00004000 /* GP Int 3 */ +#define E1000_ICR_TXDW 0x00000001 /* Transmit desc written back */ +#define E1000_ICR_TXQE 0x00000002 /* Transmit Queue empty */ +#define E1000_ICR_LSC 0x00000004 /* Link Status Change */ +#define E1000_ICR_RXSEQ 0x00000008 /* rx sequence error */ +#define E1000_ICR_RXDMT0 0x00000010 /* rx desc min. threshold (0) */ +#define E1000_ICR_RXO 0x00000040 /* rx overrun */ +#define E1000_ICR_RXT0 0x00000080 /* rx timer intr (ring 0) */ +#define E1000_ICR_MDAC 0x00000200 /* MDIO access complete */ +#define E1000_ICR_RXCFG 0x00000400 /* RX /c/ ordered set */ +#define E1000_ICR_GPI_EN0 0x00000800 /* GP Int 0 */ +#define E1000_ICR_GPI_EN1 0x00001000 /* GP Int 1 */ +#define E1000_ICR_GPI_EN2 0x00002000 /* GP Int 2 */ +#define E1000_ICR_GPI_EN3 0x00004000 /* GP Int 3 */ #define E1000_ICR_TXD_LOW 0x00008000 #define E1000_ICR_SRPD 0x00010000 -#define E1000_ICR_ACK 0x00020000 /* Receive Ack frame */ -#define E1000_ICR_MNG 0x00040000 /* Manageability event */ -#define E1000_ICR_DOCK 0x00080000 /* Dock/Undock */ -#define E1000_ICR_INT_ASSERTED 0x80000000 /* If this bit asserted, the driver should claim the interrupt */ -#define E1000_ICR_RXD_FIFO_PAR0 0x00100000 /* queue 0 Rx descriptor FIFO parity error */ -#define E1000_ICR_TXD_FIFO_PAR0 0x00200000 /* queue 0 Tx descriptor FIFO parity error */ -#define E1000_ICR_HOST_ARB_PAR 0x00400000 /* host arb read buffer parity error */ -#define E1000_ICR_PB_PAR 0x00800000 /* packet buffer parity error */ -#define E1000_ICR_RXD_FIFO_PAR1 0x01000000 /* queue 1 Rx descriptor FIFO parity error */ -#define E1000_ICR_TXD_FIFO_PAR1 0x02000000 /* queue 1 Tx descriptor FIFO parity error */ -#define E1000_ICR_ALL_PARITY 0x03F00000 /* all parity error bits */ -#define E1000_ICR_DSW 0x00000020 /* FW changed the status of DISSW bit in the FWSM */ -#define E1000_ICR_PHYINT 0x00001000 /* LAN connected device generates an interrupt */ -#define E1000_ICR_EPRST 0x00100000 /* ME handware reset occurs */ +#define E1000_ICR_ACK 0x00020000 /* Receive Ack frame */ +#define E1000_ICR_MNG 0x00040000 /* Manageability event */ +#define E1000_ICR_DOCK 0x00080000 /* Dock/Undock */ +#define E1000_ICR_INT_ASSERTED 0x80000000 /* If this bit asserted, the driver should claim the interrupt */ +#define E1000_ICR_RXD_FIFO_PAR0 0x00100000 /* queue 0 Rx descriptor FIFO parity error */ +#define E1000_ICR_TXD_FIFO_PAR0 0x00200000 /* queue 0 Tx descriptor FIFO parity error */ +#define E1000_ICR_HOST_ARB_PAR 0x00400000 /* host arb read buffer parity error */ +#define E1000_ICR_PB_PAR 0x00800000 /* packet buffer parity error */ +#define E1000_ICR_RXD_FIFO_PAR1 0x01000000 /* queue 1 Rx descriptor FIFO parity error */ +#define E1000_ICR_TXD_FIFO_PAR1 0x02000000 /* queue 1 Tx descriptor FIFO parity error */ +#define E1000_ICR_ALL_PARITY 0x03F00000 /* all parity error bits */ +#define E1000_ICR_DSW 0x00000020 /* FW changed the status of DISSW bit in the FWSM */ +#define E1000_ICR_PHYINT 0x00001000 /* LAN connected device generates an interrupt */ +#define E1000_ICR_EPRST 0x00100000 /* ME hardware reset occurs */ /* Interrupt Cause Set */ -#define E1000_ICS_TXDW E1000_ICR_TXDW /* Transmit desc written back */ -#define E1000_ICS_TXQE E1000_ICR_TXQE /* Transmit Queue empty */ -#define E1000_ICS_LSC E1000_ICR_LSC /* Link Status Change */ -#define E1000_ICS_RXSEQ E1000_ICR_RXSEQ /* rx sequence error */ -#define E1000_ICS_RXDMT0 E1000_ICR_RXDMT0 /* rx desc min. threshold */ -#define E1000_ICS_RXO E1000_ICR_RXO /* rx overrun */ -#define E1000_ICS_RXT0 E1000_ICR_RXT0 /* rx timer intr */ -#define E1000_ICS_MDAC E1000_ICR_MDAC /* MDIO access complete */ -#define E1000_ICS_RXCFG E1000_ICR_RXCFG /* RX /c/ ordered set */ -#define E1000_ICS_GPI_EN0 E1000_ICR_GPI_EN0 /* GP Int 0 */ -#define E1000_ICS_GPI_EN1 E1000_ICR_GPI_EN1 /* GP Int 1 */ -#define E1000_ICS_GPI_EN2 E1000_ICR_GPI_EN2 /* GP Int 2 */ -#define E1000_ICS_GPI_EN3 E1000_ICR_GPI_EN3 /* GP Int 3 */ +#define E1000_ICS_TXDW E1000_ICR_TXDW /* Transmit desc written back */ +#define E1000_ICS_TXQE E1000_ICR_TXQE /* Transmit Queue empty */ +#define E1000_ICS_LSC E1000_ICR_LSC /* Link Status Change */ +#define E1000_ICS_RXSEQ E1000_ICR_RXSEQ /* rx sequence error */ +#define E1000_ICS_RXDMT0 E1000_ICR_RXDMT0 /* rx desc min. threshold */ +#define E1000_ICS_RXO E1000_ICR_RXO /* rx overrun */ +#define E1000_ICS_RXT0 E1000_ICR_RXT0 /* rx timer intr */ +#define E1000_ICS_MDAC E1000_ICR_MDAC /* MDIO access complete */ +#define E1000_ICS_RXCFG E1000_ICR_RXCFG /* RX /c/ ordered set */ +#define E1000_ICS_GPI_EN0 E1000_ICR_GPI_EN0 /* GP Int 0 */ +#define E1000_ICS_GPI_EN1 E1000_ICR_GPI_EN1 /* GP Int 1 */ +#define E1000_ICS_GPI_EN2 E1000_ICR_GPI_EN2 /* GP Int 2 */ +#define E1000_ICS_GPI_EN3 E1000_ICR_GPI_EN3 /* GP Int 3 */ #define E1000_ICS_TXD_LOW E1000_ICR_TXD_LOW #define E1000_ICS_SRPD E1000_ICR_SRPD -#define E1000_ICS_ACK E1000_ICR_ACK /* Receive Ack frame */ -#define E1000_ICS_MNG E1000_ICR_MNG /* Manageability event */ -#define E1000_ICS_DOCK E1000_ICR_DOCK /* Dock/Undock */ -#define E1000_ICS_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0 /* queue 0 Rx descriptor FIFO parity error */ -#define E1000_ICS_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0 /* queue 0 Tx descriptor FIFO parity error */ -#define E1000_ICS_HOST_ARB_PAR E1000_ICR_HOST_ARB_PAR /* host arb read buffer parity error */ -#define E1000_ICS_PB_PAR E1000_ICR_PB_PAR /* packet buffer parity error */ -#define E1000_ICS_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1 /* queue 1 Rx descriptor FIFO parity error */ -#define E1000_ICS_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1 /* queue 1 Tx descriptor FIFO parity error */ +#define E1000_ICS_ACK E1000_ICR_ACK /* Receive Ack frame */ +#define E1000_ICS_MNG E1000_ICR_MNG /* Manageability event */ +#define E1000_ICS_DOCK E1000_ICR_DOCK /* Dock/Undock */ +#define E1000_ICS_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0 /* queue 0 Rx descriptor FIFO parity error */ +#define E1000_ICS_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0 /* queue 0 Tx descriptor FIFO parity error */ +#define E1000_ICS_HOST_ARB_PAR E1000_ICR_HOST_ARB_PAR /* host arb read buffer parity error */ +#define E1000_ICS_PB_PAR E1000_ICR_PB_PAR /* packet buffer parity error */ +#define E1000_ICS_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1 /* queue 1 Rx descriptor FIFO parity error */ +#define E1000_ICS_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1 /* queue 1 Tx descriptor FIFO parity error */ #define E1000_ICS_DSW E1000_ICR_DSW #define E1000_ICS_PHYINT E1000_ICR_PHYINT #define E1000_ICS_EPRST E1000_ICR_EPRST /* Interrupt Mask Set */ -#define E1000_IMS_TXDW E1000_ICR_TXDW /* Transmit desc written back */ -#define E1000_IMS_TXQE E1000_ICR_TXQE /* Transmit Queue empty */ -#define E1000_IMS_LSC E1000_ICR_LSC /* Link Status Change */ -#define E1000_IMS_RXSEQ E1000_ICR_RXSEQ /* rx sequence error */ -#define E1000_IMS_RXDMT0 E1000_ICR_RXDMT0 /* rx desc min. threshold */ -#define E1000_IMS_RXO E1000_ICR_RXO /* rx overrun */ -#define E1000_IMS_RXT0 E1000_ICR_RXT0 /* rx timer intr */ -#define E1000_IMS_MDAC E1000_ICR_MDAC /* MDIO access complete */ -#define E1000_IMS_RXCFG E1000_ICR_RXCFG /* RX /c/ ordered set */ -#define E1000_IMS_GPI_EN0 E1000_ICR_GPI_EN0 /* GP Int 0 */ -#define E1000_IMS_GPI_EN1 E1000_ICR_GPI_EN1 /* GP Int 1 */ -#define E1000_IMS_GPI_EN2 E1000_ICR_GPI_EN2 /* GP Int 2 */ -#define E1000_IMS_GPI_EN3 E1000_ICR_GPI_EN3 /* GP Int 3 */ +#define E1000_IMS_TXDW E1000_ICR_TXDW /* Transmit desc written back */ +#define E1000_IMS_TXQE E1000_ICR_TXQE /* Transmit Queue empty */ +#define E1000_IMS_LSC E1000_ICR_LSC /* Link Status Change */ +#define E1000_IMS_RXSEQ E1000_ICR_RXSEQ /* rx sequence error */ +#define E1000_IMS_RXDMT0 E1000_ICR_RXDMT0 /* rx desc min. threshold */ +#define E1000_IMS_RXO E1000_ICR_RXO /* rx overrun */ +#define E1000_IMS_RXT0 E1000_ICR_RXT0 /* rx timer intr */ +#define E1000_IMS_MDAC E1000_ICR_MDAC /* MDIO access complete */ +#define E1000_IMS_RXCFG E1000_ICR_RXCFG /* RX /c/ ordered set */ +#define E1000_IMS_GPI_EN0 E1000_ICR_GPI_EN0 /* GP Int 0 */ +#define E1000_IMS_GPI_EN1 E1000_ICR_GPI_EN1 /* GP Int 1 */ +#define E1000_IMS_GPI_EN2 E1000_ICR_GPI_EN2 /* GP Int 2 */ +#define E1000_IMS_GPI_EN3 E1000_ICR_GPI_EN3 /* GP Int 3 */ #define E1000_IMS_TXD_LOW E1000_ICR_TXD_LOW #define E1000_IMS_SRPD E1000_ICR_SRPD -#define E1000_IMS_ACK E1000_ICR_ACK /* Receive Ack frame */ -#define E1000_IMS_MNG E1000_ICR_MNG /* Manageability event */ -#define E1000_IMS_DOCK E1000_ICR_DOCK /* Dock/Undock */ -#define E1000_IMS_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0 /* queue 0 Rx descriptor FIFO parity error */ -#define E1000_IMS_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0 /* queue 0 Tx descriptor FIFO parity error */ -#define E1000_IMS_HOST_ARB_PAR E1000_ICR_HOST_ARB_PAR /* host arb read buffer parity error */ -#define E1000_IMS_PB_PAR E1000_ICR_PB_PAR /* packet buffer parity error */ -#define E1000_IMS_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1 /* queue 1 Rx descriptor FIFO parity error */ -#define E1000_IMS_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1 /* queue 1 Tx descriptor FIFO parity error */ +#define E1000_IMS_ACK E1000_ICR_ACK /* Receive Ack frame */ +#define E1000_IMS_MNG E1000_ICR_MNG /* Manageability event */ +#define E1000_IMS_DOCK E1000_ICR_DOCK /* Dock/Undock */ +#define E1000_IMS_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0 /* queue 0 Rx descriptor FIFO parity error */ +#define E1000_IMS_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0 /* queue 0 Tx descriptor FIFO parity error */ +#define E1000_IMS_HOST_ARB_PAR E1000_ICR_HOST_ARB_PAR /* host arb read buffer parity error */ +#define E1000_IMS_PB_PAR E1000_ICR_PB_PAR /* packet buffer parity error */ +#define E1000_IMS_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1 /* queue 1 Rx descriptor FIFO parity error */ +#define E1000_IMS_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1 /* queue 1 Tx descriptor FIFO parity error */ #define E1000_IMS_DSW E1000_ICR_DSW #define E1000_IMS_PHYINT E1000_ICR_PHYINT #define E1000_IMS_EPRST E1000_ICR_EPRST /* Interrupt Mask Clear */ -#define E1000_IMC_TXDW E1000_ICR_TXDW /* Transmit desc written back */ -#define E1000_IMC_TXQE E1000_ICR_TXQE /* Transmit Queue empty */ -#define E1000_IMC_LSC E1000_ICR_LSC /* Link Status Change */ -#define E1000_IMC_RXSEQ E1000_ICR_RXSEQ /* rx sequence error */ -#define E1000_IMC_RXDMT0 E1000_ICR_RXDMT0 /* rx desc min. threshold */ -#define E1000_IMC_RXO E1000_ICR_RXO /* rx overrun */ -#define E1000_IMC_RXT0 E1000_ICR_RXT0 /* rx timer intr */ -#define E1000_IMC_MDAC E1000_ICR_MDAC /* MDIO access complete */ -#define E1000_IMC_RXCFG E1000_ICR_RXCFG /* RX /c/ ordered set */ -#define E1000_IMC_GPI_EN0 E1000_ICR_GPI_EN0 /* GP Int 0 */ -#define E1000_IMC_GPI_EN1 E1000_ICR_GPI_EN1 /* GP Int 1 */ -#define E1000_IMC_GPI_EN2 E1000_ICR_GPI_EN2 /* GP Int 2 */ -#define E1000_IMC_GPI_EN3 E1000_ICR_GPI_EN3 /* GP Int 3 */ +#define E1000_IMC_TXDW E1000_ICR_TXDW /* Transmit desc written back */ +#define E1000_IMC_TXQE E1000_ICR_TXQE /* Transmit Queue empty */ +#define E1000_IMC_LSC E1000_ICR_LSC /* Link Status Change */ +#define E1000_IMC_RXSEQ E1000_ICR_RXSEQ /* rx sequence error */ +#define E1000_IMC_RXDMT0 E1000_ICR_RXDMT0 /* rx desc min. threshold */ +#define E1000_IMC_RXO E1000_ICR_RXO /* rx overrun */ +#define E1000_IMC_RXT0 E1000_ICR_RXT0 /* rx timer intr */ +#define E1000_IMC_MDAC E1000_ICR_MDAC /* MDIO access complete */ +#define E1000_IMC_RXCFG E1000_ICR_RXCFG /* RX /c/ ordered set */ +#define E1000_IMC_GPI_EN0 E1000_ICR_GPI_EN0 /* GP Int 0 */ +#define E1000_IMC_GPI_EN1 E1000_ICR_GPI_EN1 /* GP Int 1 */ +#define E1000_IMC_GPI_EN2 E1000_ICR_GPI_EN2 /* GP Int 2 */ +#define E1000_IMC_GPI_EN3 E1000_ICR_GPI_EN3 /* GP Int 3 */ #define E1000_IMC_TXD_LOW E1000_ICR_TXD_LOW #define E1000_IMC_SRPD E1000_ICR_SRPD -#define E1000_IMC_ACK E1000_ICR_ACK /* Receive Ack frame */ -#define E1000_IMC_MNG E1000_ICR_MNG /* Manageability event */ -#define E1000_IMC_DOCK E1000_ICR_DOCK /* Dock/Undock */ -#define E1000_IMC_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0 /* queue 0 Rx descriptor FIFO parity error */ -#define E1000_IMC_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0 /* queue 0 Tx descriptor FIFO parity error */ -#define E1000_IMC_HOST_ARB_PAR E1000_ICR_HOST_ARB_PAR /* host arb read buffer parity error */ -#define E1000_IMC_PB_PAR E1000_ICR_PB_PAR /* packet buffer parity error */ -#define E1000_IMC_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1 /* queue 1 Rx descriptor FIFO parity error */ -#define E1000_IMC_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1 /* queue 1 Tx descriptor FIFO parity error */ +#define E1000_IMC_ACK E1000_ICR_ACK /* Receive Ack frame */ +#define E1000_IMC_MNG E1000_ICR_MNG /* Manageability event */ +#define E1000_IMC_DOCK E1000_ICR_DOCK /* Dock/Undock */ +#define E1000_IMC_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0 /* queue 0 Rx descriptor FIFO parity error */ +#define E1000_IMC_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0 /* queue 0 Tx descriptor FIFO parity error */ +#define E1000_IMC_HOST_ARB_PAR E1000_ICR_HOST_ARB_PAR /* host arb read buffer parity error */ +#define E1000_IMC_PB_PAR E1000_ICR_PB_PAR /* packet buffer parity error */ +#define E1000_IMC_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1 /* queue 1 Rx descriptor FIFO parity error */ +#define E1000_IMC_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1 /* queue 1 Tx descriptor FIFO parity error */ #define E1000_IMC_DSW E1000_ICR_DSW #define E1000_IMC_PHYINT E1000_ICR_PHYINT #define E1000_IMC_EPRST E1000_ICR_EPRST /* Receive Control */ -#define E1000_RCTL_RST 0x00000001 /* Software reset */ -#define E1000_RCTL_EN 0x00000002 /* enable */ -#define E1000_RCTL_SBP 0x00000004 /* store bad packet */ -#define E1000_RCTL_UPE 0x00000008 /* unicast promiscuous enable */ -#define E1000_RCTL_MPE 0x00000010 /* multicast promiscuous enab */ -#define E1000_RCTL_LPE 0x00000020 /* long packet enable */ -#define E1000_RCTL_LBM_NO 0x00000000 /* no loopback mode */ -#define E1000_RCTL_LBM_MAC 0x00000040 /* MAC loopback mode */ -#define E1000_RCTL_LBM_SLP 0x00000080 /* serial link loopback mode */ -#define E1000_RCTL_LBM_TCVR 0x000000C0 /* tcvr loopback mode */ -#define E1000_RCTL_DTYP_MASK 0x00000C00 /* Descriptor type mask */ -#define E1000_RCTL_DTYP_PS 0x00000400 /* Packet Split descriptor */ -#define E1000_RCTL_RDMTS_HALF 0x00000000 /* rx desc min threshold size */ -#define E1000_RCTL_RDMTS_QUAT 0x00000100 /* rx desc min threshold size */ -#define E1000_RCTL_RDMTS_EIGTH 0x00000200 /* rx desc min threshold size */ -#define E1000_RCTL_MO_SHIFT 12 /* multicast offset shift */ -#define E1000_RCTL_MO_0 0x00000000 /* multicast offset 11:0 */ -#define E1000_RCTL_MO_1 0x00001000 /* multicast offset 12:1 */ -#define E1000_RCTL_MO_2 0x00002000 /* multicast offset 13:2 */ -#define E1000_RCTL_MO_3 0x00003000 /* multicast offset 15:4 */ -#define E1000_RCTL_MDR 0x00004000 /* multicast desc ring 0 */ -#define E1000_RCTL_BAM 0x00008000 /* broadcast enable */ +#define E1000_RCTL_RST 0x00000001 /* Software reset */ +#define E1000_RCTL_EN 0x00000002 /* enable */ +#define E1000_RCTL_SBP 0x00000004 /* store bad packet */ +#define E1000_RCTL_UPE 0x00000008 /* unicast promiscuous enable */ +#define E1000_RCTL_MPE 0x00000010 /* multicast promiscuous enab */ +#define E1000_RCTL_LPE 0x00000020 /* long packet enable */ +#define E1000_RCTL_LBM_NO 0x00000000 /* no loopback mode */ +#define E1000_RCTL_LBM_MAC 0x00000040 /* MAC loopback mode */ +#define E1000_RCTL_LBM_SLP 0x00000080 /* serial link loopback mode */ +#define E1000_RCTL_LBM_TCVR 0x000000C0 /* tcvr loopback mode */ +#define E1000_RCTL_DTYP_MASK 0x00000C00 /* Descriptor type mask */ +#define E1000_RCTL_DTYP_PS 0x00000400 /* Packet Split descriptor */ +#define E1000_RCTL_RDMTS_HALF 0x00000000 /* rx desc min threshold size */ +#define E1000_RCTL_RDMTS_QUAT 0x00000100 /* rx desc min threshold size */ +#define E1000_RCTL_RDMTS_EIGTH 0x00000200 /* rx desc min threshold size */ +#define E1000_RCTL_MO_SHIFT 12 /* multicast offset shift */ +#define E1000_RCTL_MO_0 0x00000000 /* multicast offset 11:0 */ +#define E1000_RCTL_MO_1 0x00001000 /* multicast offset 12:1 */ +#define E1000_RCTL_MO_2 0x00002000 /* multicast offset 13:2 */ +#define E1000_RCTL_MO_3 0x00003000 /* multicast offset 15:4 */ +#define E1000_RCTL_MDR 0x00004000 /* multicast desc ring 0 */ +#define E1000_RCTL_BAM 0x00008000 /* broadcast enable */ /* these buffer sizes are valid if E1000_RCTL_BSEX is 0 */ -#define E1000_RCTL_SZ_2048 0x00000000 /* rx buffer size 2048 */ -#define E1000_RCTL_SZ_1024 0x00010000 /* rx buffer size 1024 */ -#define E1000_RCTL_SZ_512 0x00020000 /* rx buffer size 512 */ -#define E1000_RCTL_SZ_256 0x00030000 /* rx buffer size 256 */ +#define E1000_RCTL_SZ_2048 0x00000000 /* rx buffer size 2048 */ +#define E1000_RCTL_SZ_1024 0x00010000 /* rx buffer size 1024 */ +#define E1000_RCTL_SZ_512 0x00020000 /* rx buffer size 512 */ +#define E1000_RCTL_SZ_256 0x00030000 /* rx buffer size 256 */ /* these buffer sizes are valid if E1000_RCTL_BSEX is 1 */ -#define E1000_RCTL_SZ_16384 0x00010000 /* rx buffer size 16384 */ -#define E1000_RCTL_SZ_8192 0x00020000 /* rx buffer size 8192 */ -#define E1000_RCTL_SZ_4096 0x00030000 /* rx buffer size 4096 */ -#define E1000_RCTL_VFE 0x00040000 /* vlan filter enable */ -#define E1000_RCTL_CFIEN 0x00080000 /* canonical form enable */ -#define E1000_RCTL_CFI 0x00100000 /* canonical form indicator */ -#define E1000_RCTL_DPF 0x00400000 /* discard pause frames */ -#define E1000_RCTL_PMCF 0x00800000 /* pass MAC control frames */ -#define E1000_RCTL_BSEX 0x02000000 /* Buffer size extension */ -#define E1000_RCTL_SECRC 0x04000000 /* Strip Ethernet CRC */ -#define E1000_RCTL_FLXBUF_MASK 0x78000000 /* Flexible buffer size */ -#define E1000_RCTL_FLXBUF_SHIFT 27 /* Flexible buffer shift */ +#define E1000_RCTL_SZ_16384 0x00010000 /* rx buffer size 16384 */ +#define E1000_RCTL_SZ_8192 0x00020000 /* rx buffer size 8192 */ +#define E1000_RCTL_SZ_4096 0x00030000 /* rx buffer size 4096 */ +#define E1000_RCTL_VFE 0x00040000 /* vlan filter enable */ +#define E1000_RCTL_CFIEN 0x00080000 /* canonical form enable */ +#define E1000_RCTL_CFI 0x00100000 /* canonical form indicator */ +#define E1000_RCTL_DPF 0x00400000 /* discard pause frames */ +#define E1000_RCTL_PMCF 0x00800000 /* pass MAC control frames */ +#define E1000_RCTL_BSEX 0x02000000 /* Buffer size extension */ +#define E1000_RCTL_SECRC 0x04000000 /* Strip Ethernet CRC */ +#define E1000_RCTL_FLXBUF_MASK 0x78000000 /* Flexible buffer size */ +#define E1000_RCTL_FLXBUF_SHIFT 27 /* Flexible buffer shift */ /* Use byte values for the following shift parameters * Usage: @@ -1925,10 +1838,10 @@ struct e1000_hw { #define E1000_PSRCTL_BSIZE2_MASK 0x003F0000 #define E1000_PSRCTL_BSIZE3_MASK 0x3F000000 -#define E1000_PSRCTL_BSIZE0_SHIFT 7 /* Shift _right_ 7 */ -#define E1000_PSRCTL_BSIZE1_SHIFT 2 /* Shift _right_ 2 */ -#define E1000_PSRCTL_BSIZE2_SHIFT 6 /* Shift _left_ 6 */ -#define E1000_PSRCTL_BSIZE3_SHIFT 14 /* Shift _left_ 14 */ +#define E1000_PSRCTL_BSIZE0_SHIFT 7 /* Shift _right_ 7 */ +#define E1000_PSRCTL_BSIZE1_SHIFT 2 /* Shift _right_ 2 */ +#define E1000_PSRCTL_BSIZE2_SHIFT 6 /* Shift _left_ 6 */ +#define E1000_PSRCTL_BSIZE3_SHIFT 14 /* Shift _left_ 14 */ /* SW_W_SYNC definitions */ #define E1000_SWFW_EEP_SM 0x0001 @@ -1937,17 +1850,17 @@ struct e1000_hw { #define E1000_SWFW_MAC_CSR_SM 0x0008 /* Receive Descriptor */ -#define E1000_RDT_DELAY 0x0000ffff /* Delay timer (1=1024us) */ -#define E1000_RDT_FPDB 0x80000000 /* Flush descriptor block */ -#define E1000_RDLEN_LEN 0x0007ff80 /* descriptor length */ -#define E1000_RDH_RDH 0x0000ffff /* receive descriptor head */ -#define E1000_RDT_RDT 0x0000ffff /* receive descriptor tail */ +#define E1000_RDT_DELAY 0x0000ffff /* Delay timer (1=1024us) */ +#define E1000_RDT_FPDB 0x80000000 /* Flush descriptor block */ +#define E1000_RDLEN_LEN 0x0007ff80 /* descriptor length */ +#define E1000_RDH_RDH 0x0000ffff /* receive descriptor head */ +#define E1000_RDT_RDT 0x0000ffff /* receive descriptor tail */ /* Flow Control */ -#define E1000_FCRTH_RTH 0x0000FFF8 /* Mask Bits[15:3] for RTH */ -#define E1000_FCRTH_XFCE 0x80000000 /* External Flow Control Enable */ -#define E1000_FCRTL_RTL 0x0000FFF8 /* Mask Bits[15:3] for RTL */ -#define E1000_FCRTL_XONE 0x80000000 /* Enable XON frame transmission */ +#define E1000_FCRTH_RTH 0x0000FFF8 /* Mask Bits[15:3] for RTH */ +#define E1000_FCRTH_XFCE 0x80000000 /* External Flow Control Enable */ +#define E1000_FCRTL_RTL 0x0000FFF8 /* Mask Bits[15:3] for RTL */ +#define E1000_FCRTL_XONE 0x80000000 /* Enable XON frame transmission */ /* Header split receive */ #define E1000_RFCTL_ISCSI_DIS 0x00000001 @@ -1967,66 +1880,64 @@ struct e1000_hw { #define E1000_RFCTL_NEW_IPV6_EXT_DIS 0x00020000 /* Receive Descriptor Control */ -#define E1000_RXDCTL_PTHRESH 0x0000003F /* RXDCTL Prefetch Threshold */ -#define E1000_RXDCTL_HTHRESH 0x00003F00 /* RXDCTL Host Threshold */ -#define E1000_RXDCTL_WTHRESH 0x003F0000 /* RXDCTL Writeback Threshold */ -#define E1000_RXDCTL_GRAN 0x01000000 /* RXDCTL Granularity */ +#define E1000_RXDCTL_PTHRESH 0x0000003F /* RXDCTL Prefetch Threshold */ +#define E1000_RXDCTL_HTHRESH 0x00003F00 /* RXDCTL Host Threshold */ +#define E1000_RXDCTL_WTHRESH 0x003F0000 /* RXDCTL Writeback Threshold */ +#define E1000_RXDCTL_GRAN 0x01000000 /* RXDCTL Granularity */ /* Transmit Descriptor Control */ -#define E1000_TXDCTL_PTHRESH 0x0000003F /* TXDCTL Prefetch Threshold */ -#define E1000_TXDCTL_HTHRESH 0x00003F00 /* TXDCTL Host Threshold */ -#define E1000_TXDCTL_WTHRESH 0x003F0000 /* TXDCTL Writeback Threshold */ -#define E1000_TXDCTL_GRAN 0x01000000 /* TXDCTL Granularity */ -#define E1000_TXDCTL_LWTHRESH 0xFE000000 /* TXDCTL Low Threshold */ -#define E1000_TXDCTL_FULL_TX_DESC_WB 0x01010000 /* GRAN=1, WTHRESH=1 */ -#define E1000_TXDCTL_COUNT_DESC 0x00400000 /* Enable the counting of desc. - still to be processed. */ +#define E1000_TXDCTL_PTHRESH 0x0000003F /* TXDCTL Prefetch Threshold */ +#define E1000_TXDCTL_HTHRESH 0x00003F00 /* TXDCTL Host Threshold */ +#define E1000_TXDCTL_WTHRESH 0x003F0000 /* TXDCTL Writeback Threshold */ +#define E1000_TXDCTL_GRAN 0x01000000 /* TXDCTL Granularity */ +#define E1000_TXDCTL_LWTHRESH 0xFE000000 /* TXDCTL Low Threshold */ +#define E1000_TXDCTL_FULL_TX_DESC_WB 0x01010000 /* GRAN=1, WTHRESH=1 */ +#define E1000_TXDCTL_COUNT_DESC 0x00400000 /* Enable the counting of desc. + still to be processed. */ /* Transmit Configuration Word */ -#define E1000_TXCW_FD 0x00000020 /* TXCW full duplex */ -#define E1000_TXCW_HD 0x00000040 /* TXCW half duplex */ -#define E1000_TXCW_PAUSE 0x00000080 /* TXCW sym pause request */ -#define E1000_TXCW_ASM_DIR 0x00000100 /* TXCW astm pause direction */ -#define E1000_TXCW_PAUSE_MASK 0x00000180 /* TXCW pause request mask */ -#define E1000_TXCW_RF 0x00003000 /* TXCW remote fault */ -#define E1000_TXCW_NP 0x00008000 /* TXCW next page */ -#define E1000_TXCW_CW 0x0000ffff /* TxConfigWord mask */ -#define E1000_TXCW_TXC 0x40000000 /* Transmit Config control */ -#define E1000_TXCW_ANE 0x80000000 /* Auto-neg enable */ +#define E1000_TXCW_FD 0x00000020 /* TXCW full duplex */ +#define E1000_TXCW_HD 0x00000040 /* TXCW half duplex */ +#define E1000_TXCW_PAUSE 0x00000080 /* TXCW sym pause request */ +#define E1000_TXCW_ASM_DIR 0x00000100 /* TXCW astm pause direction */ +#define E1000_TXCW_PAUSE_MASK 0x00000180 /* TXCW pause request mask */ +#define E1000_TXCW_RF 0x00003000 /* TXCW remote fault */ +#define E1000_TXCW_NP 0x00008000 /* TXCW next page */ +#define E1000_TXCW_CW 0x0000ffff /* TxConfigWord mask */ +#define E1000_TXCW_TXC 0x40000000 /* Transmit Config control */ +#define E1000_TXCW_ANE 0x80000000 /* Auto-neg enable */ /* Receive Configuration Word */ -#define E1000_RXCW_CW 0x0000ffff /* RxConfigWord mask */ -#define E1000_RXCW_NC 0x04000000 /* Receive config no carrier */ -#define E1000_RXCW_IV 0x08000000 /* Receive config invalid */ -#define E1000_RXCW_CC 0x10000000 /* Receive config change */ -#define E1000_RXCW_C 0x20000000 /* Receive config */ -#define E1000_RXCW_SYNCH 0x40000000 /* Receive config synch */ -#define E1000_RXCW_ANC 0x80000000 /* Auto-neg complete */ +#define E1000_RXCW_CW 0x0000ffff /* RxConfigWord mask */ +#define E1000_RXCW_NC 0x04000000 /* Receive config no carrier */ +#define E1000_RXCW_IV 0x08000000 /* Receive config invalid */ +#define E1000_RXCW_CC 0x10000000 /* Receive config change */ +#define E1000_RXCW_C 0x20000000 /* Receive config */ +#define E1000_RXCW_SYNCH 0x40000000 /* Receive config synch */ +#define E1000_RXCW_ANC 0x80000000 /* Auto-neg complete */ /* Transmit Control */ -#define E1000_TCTL_RST 0x00000001 /* software reset */ -#define E1000_TCTL_EN 0x00000002 /* enable tx */ -#define E1000_TCTL_BCE 0x00000004 /* busy check enable */ -#define E1000_TCTL_PSP 0x00000008 /* pad short packets */ -#define E1000_TCTL_CT 0x00000ff0 /* collision threshold */ -#define E1000_TCTL_COLD 0x003ff000 /* collision distance */ -#define E1000_TCTL_SWXOFF 0x00400000 /* SW Xoff transmission */ -#define E1000_TCTL_PBE 0x00800000 /* Packet Burst Enable */ -#define E1000_TCTL_RTLC 0x01000000 /* Re-transmit on late collision */ -#define E1000_TCTL_NRTU 0x02000000 /* No Re-transmit on underrun */ -#define E1000_TCTL_MULR 0x10000000 /* Multiple request support */ +#define E1000_TCTL_RST 0x00000001 /* software reset */ +#define E1000_TCTL_EN 0x00000002 /* enable tx */ +#define E1000_TCTL_BCE 0x00000004 /* busy check enable */ +#define E1000_TCTL_PSP 0x00000008 /* pad short packets */ +#define E1000_TCTL_CT 0x00000ff0 /* collision threshold */ +#define E1000_TCTL_COLD 0x003ff000 /* collision distance */ +#define E1000_TCTL_SWXOFF 0x00400000 /* SW Xoff transmission */ +#define E1000_TCTL_PBE 0x00800000 /* Packet Burst Enable */ +#define E1000_TCTL_RTLC 0x01000000 /* Re-transmit on late collision */ +#define E1000_TCTL_NRTU 0x02000000 /* No Re-transmit on underrun */ +#define E1000_TCTL_MULR 0x10000000 /* Multiple request support */ /* Extended Transmit Control */ -#define E1000_TCTL_EXT_BST_MASK 0x000003FF /* Backoff Slot Time */ -#define E1000_TCTL_EXT_GCEX_MASK 0x000FFC00 /* Gigabit Carry Extend Padding */ - -#define DEFAULT_80003ES2LAN_TCTL_EXT_GCEX 0x00010000 +#define E1000_TCTL_EXT_BST_MASK 0x000003FF /* Backoff Slot Time */ +#define E1000_TCTL_EXT_GCEX_MASK 0x000FFC00 /* Gigabit Carry Extend Padding */ /* Receive Checksum Control */ -#define E1000_RXCSUM_PCSS_MASK 0x000000FF /* Packet Checksum Start */ -#define E1000_RXCSUM_IPOFL 0x00000100 /* IPv4 checksum offload */ -#define E1000_RXCSUM_TUOFL 0x00000200 /* TCP / UDP checksum offload */ -#define E1000_RXCSUM_IPV6OFL 0x00000400 /* IPv6 checksum offload */ -#define E1000_RXCSUM_IPPCSE 0x00001000 /* IP payload checksum enable */ -#define E1000_RXCSUM_PCSD 0x00002000 /* packet checksum disabled */ +#define E1000_RXCSUM_PCSS_MASK 0x000000FF /* Packet Checksum Start */ +#define E1000_RXCSUM_IPOFL 0x00000100 /* IPv4 checksum offload */ +#define E1000_RXCSUM_TUOFL 0x00000200 /* TCP / UDP checksum offload */ +#define E1000_RXCSUM_IPV6OFL 0x00000400 /* IPv6 checksum offload */ +#define E1000_RXCSUM_IPPCSE 0x00001000 /* IP payload checksum enable */ +#define E1000_RXCSUM_PCSD 0x00002000 /* packet checksum disabled */ /* Multiple Receive Queue Control */ #define E1000_MRQC_ENABLE_MASK 0x00000003 @@ -2042,141 +1953,141 @@ struct e1000_hw { /* Definitions for power management and wakeup registers */ /* Wake Up Control */ -#define E1000_WUC_APME 0x00000001 /* APM Enable */ -#define E1000_WUC_PME_EN 0x00000002 /* PME Enable */ -#define E1000_WUC_PME_STATUS 0x00000004 /* PME Status */ -#define E1000_WUC_APMPME 0x00000008 /* Assert PME on APM Wakeup */ -#define E1000_WUC_SPM 0x80000000 /* Enable SPM */ +#define E1000_WUC_APME 0x00000001 /* APM Enable */ +#define E1000_WUC_PME_EN 0x00000002 /* PME Enable */ +#define E1000_WUC_PME_STATUS 0x00000004 /* PME Status */ +#define E1000_WUC_APMPME 0x00000008 /* Assert PME on APM Wakeup */ +#define E1000_WUC_SPM 0x80000000 /* Enable SPM */ /* Wake Up Filter Control */ -#define E1000_WUFC_LNKC 0x00000001 /* Link Status Change Wakeup Enable */ -#define E1000_WUFC_MAG 0x00000002 /* Magic Packet Wakeup Enable */ -#define E1000_WUFC_EX 0x00000004 /* Directed Exact Wakeup Enable */ -#define E1000_WUFC_MC 0x00000008 /* Directed Multicast Wakeup Enable */ -#define E1000_WUFC_BC 0x00000010 /* Broadcast Wakeup Enable */ -#define E1000_WUFC_ARP 0x00000020 /* ARP Request Packet Wakeup Enable */ -#define E1000_WUFC_IPV4 0x00000040 /* Directed IPv4 Packet Wakeup Enable */ -#define E1000_WUFC_IPV6 0x00000080 /* Directed IPv6 Packet Wakeup Enable */ -#define E1000_WUFC_IGNORE_TCO 0x00008000 /* Ignore WakeOn TCO packets */ -#define E1000_WUFC_FLX0 0x00010000 /* Flexible Filter 0 Enable */ -#define E1000_WUFC_FLX1 0x00020000 /* Flexible Filter 1 Enable */ -#define E1000_WUFC_FLX2 0x00040000 /* Flexible Filter 2 Enable */ -#define E1000_WUFC_FLX3 0x00080000 /* Flexible Filter 3 Enable */ -#define E1000_WUFC_ALL_FILTERS 0x000F00FF /* Mask for all wakeup filters */ -#define E1000_WUFC_FLX_OFFSET 16 /* Offset to the Flexible Filters bits */ -#define E1000_WUFC_FLX_FILTERS 0x000F0000 /* Mask for the 4 flexible filters */ +#define E1000_WUFC_LNKC 0x00000001 /* Link Status Change Wakeup Enable */ +#define E1000_WUFC_MAG 0x00000002 /* Magic Packet Wakeup Enable */ +#define E1000_WUFC_EX 0x00000004 /* Directed Exact Wakeup Enable */ +#define E1000_WUFC_MC 0x00000008 /* Directed Multicast Wakeup Enable */ +#define E1000_WUFC_BC 0x00000010 /* Broadcast Wakeup Enable */ +#define E1000_WUFC_ARP 0x00000020 /* ARP Request Packet Wakeup Enable */ +#define E1000_WUFC_IPV4 0x00000040 /* Directed IPv4 Packet Wakeup Enable */ +#define E1000_WUFC_IPV6 0x00000080 /* Directed IPv6 Packet Wakeup Enable */ +#define E1000_WUFC_IGNORE_TCO 0x00008000 /* Ignore WakeOn TCO packets */ +#define E1000_WUFC_FLX0 0x00010000 /* Flexible Filter 0 Enable */ +#define E1000_WUFC_FLX1 0x00020000 /* Flexible Filter 1 Enable */ +#define E1000_WUFC_FLX2 0x00040000 /* Flexible Filter 2 Enable */ +#define E1000_WUFC_FLX3 0x00080000 /* Flexible Filter 3 Enable */ +#define E1000_WUFC_ALL_FILTERS 0x000F00FF /* Mask for all wakeup filters */ +#define E1000_WUFC_FLX_OFFSET 16 /* Offset to the Flexible Filters bits */ +#define E1000_WUFC_FLX_FILTERS 0x000F0000 /* Mask for the 4 flexible filters */ /* Wake Up Status */ -#define E1000_WUS_LNKC 0x00000001 /* Link Status Changed */ -#define E1000_WUS_MAG 0x00000002 /* Magic Packet Received */ -#define E1000_WUS_EX 0x00000004 /* Directed Exact Received */ -#define E1000_WUS_MC 0x00000008 /* Directed Multicast Received */ -#define E1000_WUS_BC 0x00000010 /* Broadcast Received */ -#define E1000_WUS_ARP 0x00000020 /* ARP Request Packet Received */ -#define E1000_WUS_IPV4 0x00000040 /* Directed IPv4 Packet Wakeup Received */ -#define E1000_WUS_IPV6 0x00000080 /* Directed IPv6 Packet Wakeup Received */ -#define E1000_WUS_FLX0 0x00010000 /* Flexible Filter 0 Match */ -#define E1000_WUS_FLX1 0x00020000 /* Flexible Filter 1 Match */ -#define E1000_WUS_FLX2 0x00040000 /* Flexible Filter 2 Match */ -#define E1000_WUS_FLX3 0x00080000 /* Flexible Filter 3 Match */ -#define E1000_WUS_FLX_FILTERS 0x000F0000 /* Mask for the 4 flexible filters */ +#define E1000_WUS_LNKC 0x00000001 /* Link Status Changed */ +#define E1000_WUS_MAG 0x00000002 /* Magic Packet Received */ +#define E1000_WUS_EX 0x00000004 /* Directed Exact Received */ +#define E1000_WUS_MC 0x00000008 /* Directed Multicast Received */ +#define E1000_WUS_BC 0x00000010 /* Broadcast Received */ +#define E1000_WUS_ARP 0x00000020 /* ARP Request Packet Received */ +#define E1000_WUS_IPV4 0x00000040 /* Directed IPv4 Packet Wakeup Received */ +#define E1000_WUS_IPV6 0x00000080 /* Directed IPv6 Packet Wakeup Received */ +#define E1000_WUS_FLX0 0x00010000 /* Flexible Filter 0 Match */ +#define E1000_WUS_FLX1 0x00020000 /* Flexible Filter 1 Match */ +#define E1000_WUS_FLX2 0x00040000 /* Flexible Filter 2 Match */ +#define E1000_WUS_FLX3 0x00080000 /* Flexible Filter 3 Match */ +#define E1000_WUS_FLX_FILTERS 0x000F0000 /* Mask for the 4 flexible filters */ /* Management Control */ -#define E1000_MANC_SMBUS_EN 0x00000001 /* SMBus Enabled - RO */ -#define E1000_MANC_ASF_EN 0x00000002 /* ASF Enabled - RO */ -#define E1000_MANC_R_ON_FORCE 0x00000004 /* Reset on Force TCO - RO */ -#define E1000_MANC_RMCP_EN 0x00000100 /* Enable RCMP 026Fh Filtering */ -#define E1000_MANC_0298_EN 0x00000200 /* Enable RCMP 0298h Filtering */ -#define E1000_MANC_IPV4_EN 0x00000400 /* Enable IPv4 */ -#define E1000_MANC_IPV6_EN 0x00000800 /* Enable IPv6 */ -#define E1000_MANC_SNAP_EN 0x00001000 /* Accept LLC/SNAP */ -#define E1000_MANC_ARP_EN 0x00002000 /* Enable ARP Request Filtering */ -#define E1000_MANC_NEIGHBOR_EN 0x00004000 /* Enable Neighbor Discovery - * Filtering */ -#define E1000_MANC_ARP_RES_EN 0x00008000 /* Enable ARP response Filtering */ -#define E1000_MANC_TCO_RESET 0x00010000 /* TCO Reset Occurred */ -#define E1000_MANC_RCV_TCO_EN 0x00020000 /* Receive TCO Packets Enabled */ -#define E1000_MANC_REPORT_STATUS 0x00040000 /* Status Reporting Enabled */ -#define E1000_MANC_RCV_ALL 0x00080000 /* Receive All Enabled */ -#define E1000_MANC_BLK_PHY_RST_ON_IDE 0x00040000 /* Block phy resets */ -#define E1000_MANC_EN_MAC_ADDR_FILTER 0x00100000 /* Enable MAC address - * filtering */ -#define E1000_MANC_EN_MNG2HOST 0x00200000 /* Enable MNG packets to host - * memory */ -#define E1000_MANC_EN_IP_ADDR_FILTER 0x00400000 /* Enable IP address - * filtering */ -#define E1000_MANC_EN_XSUM_FILTER 0x00800000 /* Enable checksum filtering */ -#define E1000_MANC_BR_EN 0x01000000 /* Enable broadcast filtering */ -#define E1000_MANC_SMB_REQ 0x01000000 /* SMBus Request */ -#define E1000_MANC_SMB_GNT 0x02000000 /* SMBus Grant */ -#define E1000_MANC_SMB_CLK_IN 0x04000000 /* SMBus Clock In */ -#define E1000_MANC_SMB_DATA_IN 0x08000000 /* SMBus Data In */ -#define E1000_MANC_SMB_DATA_OUT 0x10000000 /* SMBus Data Out */ -#define E1000_MANC_SMB_CLK_OUT 0x20000000 /* SMBus Clock Out */ - -#define E1000_MANC_SMB_DATA_OUT_SHIFT 28 /* SMBus Data Out Shift */ -#define E1000_MANC_SMB_CLK_OUT_SHIFT 29 /* SMBus Clock Out Shift */ +#define E1000_MANC_SMBUS_EN 0x00000001 /* SMBus Enabled - RO */ +#define E1000_MANC_ASF_EN 0x00000002 /* ASF Enabled - RO */ +#define E1000_MANC_R_ON_FORCE 0x00000004 /* Reset on Force TCO - RO */ +#define E1000_MANC_RMCP_EN 0x00000100 /* Enable RCMP 026Fh Filtering */ +#define E1000_MANC_0298_EN 0x00000200 /* Enable RCMP 0298h Filtering */ +#define E1000_MANC_IPV4_EN 0x00000400 /* Enable IPv4 */ +#define E1000_MANC_IPV6_EN 0x00000800 /* Enable IPv6 */ +#define E1000_MANC_SNAP_EN 0x00001000 /* Accept LLC/SNAP */ +#define E1000_MANC_ARP_EN 0x00002000 /* Enable ARP Request Filtering */ +#define E1000_MANC_NEIGHBOR_EN 0x00004000 /* Enable Neighbor Discovery + * Filtering */ +#define E1000_MANC_ARP_RES_EN 0x00008000 /* Enable ARP response Filtering */ +#define E1000_MANC_TCO_RESET 0x00010000 /* TCO Reset Occurred */ +#define E1000_MANC_RCV_TCO_EN 0x00020000 /* Receive TCO Packets Enabled */ +#define E1000_MANC_REPORT_STATUS 0x00040000 /* Status Reporting Enabled */ +#define E1000_MANC_RCV_ALL 0x00080000 /* Receive All Enabled */ +#define E1000_MANC_BLK_PHY_RST_ON_IDE 0x00040000 /* Block phy resets */ +#define E1000_MANC_EN_MAC_ADDR_FILTER 0x00100000 /* Enable MAC address + * filtering */ +#define E1000_MANC_EN_MNG2HOST 0x00200000 /* Enable MNG packets to host + * memory */ +#define E1000_MANC_EN_IP_ADDR_FILTER 0x00400000 /* Enable IP address + * filtering */ +#define E1000_MANC_EN_XSUM_FILTER 0x00800000 /* Enable checksum filtering */ +#define E1000_MANC_BR_EN 0x01000000 /* Enable broadcast filtering */ +#define E1000_MANC_SMB_REQ 0x01000000 /* SMBus Request */ +#define E1000_MANC_SMB_GNT 0x02000000 /* SMBus Grant */ +#define E1000_MANC_SMB_CLK_IN 0x04000000 /* SMBus Clock In */ +#define E1000_MANC_SMB_DATA_IN 0x08000000 /* SMBus Data In */ +#define E1000_MANC_SMB_DATA_OUT 0x10000000 /* SMBus Data Out */ +#define E1000_MANC_SMB_CLK_OUT 0x20000000 /* SMBus Clock Out */ + +#define E1000_MANC_SMB_DATA_OUT_SHIFT 28 /* SMBus Data Out Shift */ +#define E1000_MANC_SMB_CLK_OUT_SHIFT 29 /* SMBus Clock Out Shift */ /* SW Semaphore Register */ -#define E1000_SWSM_SMBI 0x00000001 /* Driver Semaphore bit */ -#define E1000_SWSM_SWESMBI 0x00000002 /* FW Semaphore bit */ -#define E1000_SWSM_WMNG 0x00000004 /* Wake MNG Clock */ -#define E1000_SWSM_DRV_LOAD 0x00000008 /* Driver Loaded Bit */ +#define E1000_SWSM_SMBI 0x00000001 /* Driver Semaphore bit */ +#define E1000_SWSM_SWESMBI 0x00000002 /* FW Semaphore bit */ +#define E1000_SWSM_WMNG 0x00000004 /* Wake MNG Clock */ +#define E1000_SWSM_DRV_LOAD 0x00000008 /* Driver Loaded Bit */ /* FW Semaphore Register */ -#define E1000_FWSM_MODE_MASK 0x0000000E /* FW mode */ +#define E1000_FWSM_MODE_MASK 0x0000000E /* FW mode */ #define E1000_FWSM_MODE_SHIFT 1 -#define E1000_FWSM_FW_VALID 0x00008000 /* FW established a valid mode */ +#define E1000_FWSM_FW_VALID 0x00008000 /* FW established a valid mode */ -#define E1000_FWSM_RSPCIPHY 0x00000040 /* Reset PHY on PCI reset */ -#define E1000_FWSM_DISSW 0x10000000 /* FW disable SW Write Access */ -#define E1000_FWSM_SKUSEL_MASK 0x60000000 /* LAN SKU select */ +#define E1000_FWSM_RSPCIPHY 0x00000040 /* Reset PHY on PCI reset */ +#define E1000_FWSM_DISSW 0x10000000 /* FW disable SW Write Access */ +#define E1000_FWSM_SKUSEL_MASK 0x60000000 /* LAN SKU select */ #define E1000_FWSM_SKUEL_SHIFT 29 -#define E1000_FWSM_SKUSEL_EMB 0x0 /* Embedded SKU */ -#define E1000_FWSM_SKUSEL_CONS 0x1 /* Consumer SKU */ -#define E1000_FWSM_SKUSEL_PERF_100 0x2 /* Perf & Corp 10/100 SKU */ -#define E1000_FWSM_SKUSEL_PERF_GBE 0x3 /* Perf & Copr GbE SKU */ +#define E1000_FWSM_SKUSEL_EMB 0x0 /* Embedded SKU */ +#define E1000_FWSM_SKUSEL_CONS 0x1 /* Consumer SKU */ +#define E1000_FWSM_SKUSEL_PERF_100 0x2 /* Perf & Corp 10/100 SKU */ +#define E1000_FWSM_SKUSEL_PERF_GBE 0x3 /* Perf & Copr GbE SKU */ /* FFLT Debug Register */ -#define E1000_FFLT_DBG_INVC 0x00100000 /* Invalid /C/ code handling */ +#define E1000_FFLT_DBG_INVC 0x00100000 /* Invalid /C/ code handling */ typedef enum { - e1000_mng_mode_none = 0, - e1000_mng_mode_asf, - e1000_mng_mode_pt, - e1000_mng_mode_ipmi, - e1000_mng_mode_host_interface_only + e1000_mng_mode_none = 0, + e1000_mng_mode_asf, + e1000_mng_mode_pt, + e1000_mng_mode_ipmi, + e1000_mng_mode_host_interface_only } e1000_mng_mode; -/* Host Inteface Control Register */ -#define E1000_HICR_EN 0x00000001 /* Enable Bit - RO */ -#define E1000_HICR_C 0x00000002 /* Driver sets this bit when done - * to put command in RAM */ -#define E1000_HICR_SV 0x00000004 /* Status Validity */ -#define E1000_HICR_FWR 0x00000080 /* FW reset. Set by the Host */ +/* Host Interface Control Register */ +#define E1000_HICR_EN 0x00000001 /* Enable Bit - RO */ +#define E1000_HICR_C 0x00000002 /* Driver sets this bit when done + * to put command in RAM */ +#define E1000_HICR_SV 0x00000004 /* Status Validity */ +#define E1000_HICR_FWR 0x00000080 /* FW reset. Set by the Host */ /* Host Interface Command Interface - Address range 0x8800-0x8EFF */ -#define E1000_HI_MAX_DATA_LENGTH 252 /* Host Interface data length */ -#define E1000_HI_MAX_BLOCK_BYTE_LENGTH 1792 /* Number of bytes in range */ -#define E1000_HI_MAX_BLOCK_DWORD_LENGTH 448 /* Number of dwords in range */ -#define E1000_HI_COMMAND_TIMEOUT 500 /* Time in ms to process HI command */ +#define E1000_HI_MAX_DATA_LENGTH 252 /* Host Interface data length */ +#define E1000_HI_MAX_BLOCK_BYTE_LENGTH 1792 /* Number of bytes in range */ +#define E1000_HI_MAX_BLOCK_DWORD_LENGTH 448 /* Number of dwords in range */ +#define E1000_HI_COMMAND_TIMEOUT 500 /* Time in ms to process HI command */ struct e1000_host_command_header { - u8 command_id; - u8 command_length; - u8 command_options; /* I/F bits for command, status for return */ - u8 checksum; + u8 command_id; + u8 command_length; + u8 command_options; /* I/F bits for command, status for return */ + u8 checksum; }; struct e1000_host_command_info { - struct e1000_host_command_header command_header; /* Command Head/Command Result Head has 4 bytes */ - u8 command_data[E1000_HI_MAX_DATA_LENGTH]; /* Command data can length 0..252 */ + struct e1000_host_command_header command_header; /* Command Head/Command Result Head has 4 bytes */ + u8 command_data[E1000_HI_MAX_DATA_LENGTH]; /* Command data can length 0..252 */ }; /* Host SMB register #0 */ -#define E1000_HSMC0R_CLKIN 0x00000001 /* SMB Clock in */ -#define E1000_HSMC0R_DATAIN 0x00000002 /* SMB Data in */ -#define E1000_HSMC0R_DATAOUT 0x00000004 /* SMB Data out */ -#define E1000_HSMC0R_CLKOUT 0x00000008 /* SMB Clock out */ +#define E1000_HSMC0R_CLKIN 0x00000001 /* SMB Clock in */ +#define E1000_HSMC0R_DATAIN 0x00000002 /* SMB Data in */ +#define E1000_HSMC0R_DATAOUT 0x00000004 /* SMB Data out */ +#define E1000_HSMC0R_CLKOUT 0x00000008 /* SMB Clock out */ /* Host SMB register #1 */ #define E1000_HSMC1R_CLKIN E1000_HSMC0R_CLKIN @@ -2185,10 +2096,10 @@ struct e1000_host_command_info { #define E1000_HSMC1R_CLKOUT E1000_HSMC0R_CLKOUT /* FW Status Register */ -#define E1000_FWSTS_FWS_MASK 0x000000FF /* FW Status */ +#define E1000_FWSTS_FWS_MASK 0x000000FF /* FW Status */ /* Wake Up Packet Length */ -#define E1000_WUPL_LENGTH_MASK 0x0FFF /* Only the lower 12 bits are valid */ +#define E1000_WUPL_LENGTH_MASK 0x0FFF /* Only the lower 12 bits are valid */ #define E1000_MDALIGN 4096 @@ -2242,24 +2153,24 @@ struct e1000_host_command_info { #define PCI_EX_LINK_WIDTH_SHIFT 4 /* EEPROM Commands - Microwire */ -#define EEPROM_READ_OPCODE_MICROWIRE 0x6 /* EEPROM read opcode */ -#define EEPROM_WRITE_OPCODE_MICROWIRE 0x5 /* EEPROM write opcode */ -#define EEPROM_ERASE_OPCODE_MICROWIRE 0x7 /* EEPROM erase opcode */ -#define EEPROM_EWEN_OPCODE_MICROWIRE 0x13 /* EEPROM erase/write enable */ -#define EEPROM_EWDS_OPCODE_MICROWIRE 0x10 /* EEPROM erast/write disable */ +#define EEPROM_READ_OPCODE_MICROWIRE 0x6 /* EEPROM read opcode */ +#define EEPROM_WRITE_OPCODE_MICROWIRE 0x5 /* EEPROM write opcode */ +#define EEPROM_ERASE_OPCODE_MICROWIRE 0x7 /* EEPROM erase opcode */ +#define EEPROM_EWEN_OPCODE_MICROWIRE 0x13 /* EEPROM erase/write enable */ +#define EEPROM_EWDS_OPCODE_MICROWIRE 0x10 /* EEPROM erase/write disable */ /* EEPROM Commands - SPI */ -#define EEPROM_MAX_RETRY_SPI 5000 /* Max wait of 5ms, for RDY signal */ -#define EEPROM_READ_OPCODE_SPI 0x03 /* EEPROM read opcode */ -#define EEPROM_WRITE_OPCODE_SPI 0x02 /* EEPROM write opcode */ -#define EEPROM_A8_OPCODE_SPI 0x08 /* opcode bit-3 = address bit-8 */ -#define EEPROM_WREN_OPCODE_SPI 0x06 /* EEPROM set Write Enable latch */ -#define EEPROM_WRDI_OPCODE_SPI 0x04 /* EEPROM reset Write Enable latch */ -#define EEPROM_RDSR_OPCODE_SPI 0x05 /* EEPROM read Status register */ -#define EEPROM_WRSR_OPCODE_SPI 0x01 /* EEPROM write Status register */ -#define EEPROM_ERASE4K_OPCODE_SPI 0x20 /* EEPROM ERASE 4KB */ -#define EEPROM_ERASE64K_OPCODE_SPI 0xD8 /* EEPROM ERASE 64KB */ -#define EEPROM_ERASE256_OPCODE_SPI 0xDB /* EEPROM ERASE 256B */ +#define EEPROM_MAX_RETRY_SPI 5000 /* Max wait of 5ms, for RDY signal */ +#define EEPROM_READ_OPCODE_SPI 0x03 /* EEPROM read opcode */ +#define EEPROM_WRITE_OPCODE_SPI 0x02 /* EEPROM write opcode */ +#define EEPROM_A8_OPCODE_SPI 0x08 /* opcode bit-3 = address bit-8 */ +#define EEPROM_WREN_OPCODE_SPI 0x06 /* EEPROM set Write Enable latch */ +#define EEPROM_WRDI_OPCODE_SPI 0x04 /* EEPROM reset Write Enable latch */ +#define EEPROM_RDSR_OPCODE_SPI 0x05 /* EEPROM read Status register */ +#define EEPROM_WRSR_OPCODE_SPI 0x01 /* EEPROM write Status register */ +#define EEPROM_ERASE4K_OPCODE_SPI 0x20 /* EEPROM ERASE 4KB */ +#define EEPROM_ERASE64K_OPCODE_SPI 0xD8 /* EEPROM ERASE 64KB */ +#define EEPROM_ERASE256_OPCODE_SPI 0xDB /* EEPROM ERASE 256B */ /* EEPROM Size definitions */ #define EEPROM_WORD_SIZE_SHIFT 6 @@ -2270,7 +2181,7 @@ struct e1000_host_command_info { #define EEPROM_COMPAT 0x0003 #define EEPROM_ID_LED_SETTINGS 0x0004 #define EEPROM_VERSION 0x0005 -#define EEPROM_SERDES_AMPLITUDE 0x0006 /* For SERDES output amplitude adjustment. */ +#define EEPROM_SERDES_AMPLITUDE 0x0006 /* For SERDES output amplitude adjustment. */ #define EEPROM_PHY_CLASS_WORD 0x0007 #define EEPROM_INIT_CONTROL1_REG 0x000A #define EEPROM_INIT_CONTROL2_REG 0x000F @@ -2283,22 +2194,16 @@ struct e1000_host_command_info { #define EEPROM_FLASH_VERSION 0x0032 #define EEPROM_CHECKSUM_REG 0x003F -#define E1000_EEPROM_CFG_DONE 0x00040000 /* MNG config cycle done */ -#define E1000_EEPROM_CFG_DONE_PORT_1 0x00080000 /* ...for second port */ +#define E1000_EEPROM_CFG_DONE 0x00040000 /* MNG config cycle done */ +#define E1000_EEPROM_CFG_DONE_PORT_1 0x00080000 /* ...for second port */ /* Word definitions for ID LED Settings */ #define ID_LED_RESERVED_0000 0x0000 #define ID_LED_RESERVED_FFFF 0xFFFF -#define ID_LED_RESERVED_82573 0xF746 -#define ID_LED_DEFAULT_82573 0x1811 #define ID_LED_DEFAULT ((ID_LED_OFF1_ON2 << 12) | \ (ID_LED_OFF1_OFF2 << 8) | \ (ID_LED_DEF1_DEF2 << 4) | \ (ID_LED_DEF1_DEF2)) -#define ID_LED_DEFAULT_ICH8LAN ((ID_LED_DEF1_DEF2 << 12) | \ - (ID_LED_DEF1_OFF2 << 8) | \ - (ID_LED_DEF1_ON2 << 4) | \ - (ID_LED_DEF1_DEF2)) #define ID_LED_DEF1_DEF2 0x1 #define ID_LED_DEF1_ON2 0x2 #define ID_LED_DEF1_OFF2 0x3 @@ -2313,7 +2218,6 @@ struct e1000_host_command_info { #define IGP_ACTIVITY_LED_ENABLE 0x0300 #define IGP_LED3_MODE 0x07000000 - /* Mask bits for SERDES amplitude adjustment in Word 6 of the EEPROM */ #define EEPROM_SERDES_AMPLITUDE_MASK 0x000F @@ -2384,11 +2288,8 @@ struct e1000_host_command_info { #define DEFAULT_82542_TIPG_IPGR2 10 #define DEFAULT_82543_TIPG_IPGR2 6 -#define DEFAULT_80003ES2LAN_TIPG_IPGR2 7 #define E1000_TIPG_IPGR2_SHIFT 20 -#define DEFAULT_80003ES2LAN_TIPG_IPGT_10_100 0x00000009 -#define DEFAULT_80003ES2LAN_TIPG_IPGT_1000 0x00000008 #define E1000_TXDMAC_DPP 0x00000001 /* Adaptive IFS defines */ @@ -2421,9 +2322,9 @@ struct e1000_host_command_info { #define E1000_EXTCNF_CTRL_SWFLAG 0x00000020 /* PBA constants */ -#define E1000_PBA_8K 0x0008 /* 8KB, default Rx allocation */ -#define E1000_PBA_12K 0x000C /* 12KB, default Rx allocation */ -#define E1000_PBA_16K 0x0010 /* 16KB, default TX allocation */ +#define E1000_PBA_8K 0x0008 /* 8KB, default Rx allocation */ +#define E1000_PBA_12K 0x000C /* 12KB, default Rx allocation */ +#define E1000_PBA_16K 0x0010 /* 16KB, default TX allocation */ #define E1000_PBA_20K 0x0014 #define E1000_PBA_22K 0x0016 #define E1000_PBA_24K 0x0018 @@ -2432,7 +2333,7 @@ struct e1000_host_command_info { #define E1000_PBA_34K 0x0022 #define E1000_PBA_38K 0x0026 #define E1000_PBA_40K 0x0028 -#define E1000_PBA_48K 0x0030 /* 48KB, default RX allocation */ +#define E1000_PBA_48K 0x0030 /* 48KB, default RX allocation */ #define E1000_PBS_16K E1000_PBA_16K @@ -2442,9 +2343,9 @@ struct e1000_host_command_info { #define FLOW_CONTROL_TYPE 0x8808 /* The historical defaults for the flow control values are given below. */ -#define FC_DEFAULT_HI_THRESH (0x8000) /* 32KB */ -#define FC_DEFAULT_LO_THRESH (0x4000) /* 16KB */ -#define FC_DEFAULT_TX_TIMER (0x100) /* ~130 us */ +#define FC_DEFAULT_HI_THRESH (0x8000) /* 32KB */ +#define FC_DEFAULT_LO_THRESH (0x4000) /* 16KB */ +#define FC_DEFAULT_TX_TIMER (0x100) /* ~130 us */ /* PCIX Config space */ #define PCIX_COMMAND_REGISTER 0xE6 @@ -2458,7 +2359,6 @@ struct e1000_host_command_info { #define PCIX_STATUS_HI_MMRBC_4K 0x3 #define PCIX_STATUS_HI_MMRBC_2K 0x2 - /* Number of bits required to shift right the "pause" bits from the * EEPROM (bits 13:12) to the "pause" (bits 8:7) field in the TXCW register. */ @@ -2479,14 +2379,11 @@ struct e1000_host_command_info { */ #define ILOS_SHIFT 3 - #define RECEIVE_BUFFER_ALIGN_SIZE (256) /* Number of milliseconds we wait for auto-negotiation to complete */ #define LINK_UP_TIMEOUT 500 -/* Number of 100 microseconds we wait for PCI Express master disable */ -#define MASTER_DISABLE_TIMEOUT 800 /* Number of milliseconds we wait for Eeprom auto read bit done after MAC reset */ #define AUTO_READ_DONE_TIMEOUT 10 /* Number of milliseconds we wait for PHY configuration done after MAC reset */ @@ -2534,7 +2431,6 @@ struct e1000_host_command_info { (((length) > (adapter)->min_frame_size) && \ ((length) <= ((adapter)->max_frame_size + VLAN_TAG_SIZE + 1))))) - /* Structures, enums, and macros for the PHY */ /* Bit definitions for the Management Data IO (MDIO) and Management Data @@ -2551,49 +2447,49 @@ struct e1000_host_command_info { /* PHY 1000 MII Register/Bit Definitions */ /* PHY Registers defined by IEEE */ -#define PHY_CTRL 0x00 /* Control Register */ -#define PHY_STATUS 0x01 /* Status Regiser */ -#define PHY_ID1 0x02 /* Phy Id Reg (word 1) */ -#define PHY_ID2 0x03 /* Phy Id Reg (word 2) */ -#define PHY_AUTONEG_ADV 0x04 /* Autoneg Advertisement */ -#define PHY_LP_ABILITY 0x05 /* Link Partner Ability (Base Page) */ -#define PHY_AUTONEG_EXP 0x06 /* Autoneg Expansion Reg */ -#define PHY_NEXT_PAGE_TX 0x07 /* Next Page TX */ -#define PHY_LP_NEXT_PAGE 0x08 /* Link Partner Next Page */ -#define PHY_1000T_CTRL 0x09 /* 1000Base-T Control Reg */ -#define PHY_1000T_STATUS 0x0A /* 1000Base-T Status Reg */ -#define PHY_EXT_STATUS 0x0F /* Extended Status Reg */ - -#define MAX_PHY_REG_ADDRESS 0x1F /* 5 bit address bus (0-0x1F) */ -#define MAX_PHY_MULTI_PAGE_REG 0xF /* Registers equal on all pages */ +#define PHY_CTRL 0x00 /* Control Register */ +#define PHY_STATUS 0x01 /* Status Register */ +#define PHY_ID1 0x02 /* Phy Id Reg (word 1) */ +#define PHY_ID2 0x03 /* Phy Id Reg (word 2) */ +#define PHY_AUTONEG_ADV 0x04 /* Autoneg Advertisement */ +#define PHY_LP_ABILITY 0x05 /* Link Partner Ability (Base Page) */ +#define PHY_AUTONEG_EXP 0x06 /* Autoneg Expansion Reg */ +#define PHY_NEXT_PAGE_TX 0x07 /* Next Page TX */ +#define PHY_LP_NEXT_PAGE 0x08 /* Link Partner Next Page */ +#define PHY_1000T_CTRL 0x09 /* 1000Base-T Control Reg */ +#define PHY_1000T_STATUS 0x0A /* 1000Base-T Status Reg */ +#define PHY_EXT_STATUS 0x0F /* Extended Status Reg */ + +#define MAX_PHY_REG_ADDRESS 0x1F /* 5 bit address bus (0-0x1F) */ +#define MAX_PHY_MULTI_PAGE_REG 0xF /* Registers equal on all pages */ /* M88E1000 Specific Registers */ -#define M88E1000_PHY_SPEC_CTRL 0x10 /* PHY Specific Control Register */ -#define M88E1000_PHY_SPEC_STATUS 0x11 /* PHY Specific Status Register */ -#define M88E1000_INT_ENABLE 0x12 /* Interrupt Enable Register */ -#define M88E1000_INT_STATUS 0x13 /* Interrupt Status Register */ -#define M88E1000_EXT_PHY_SPEC_CTRL 0x14 /* Extended PHY Specific Control */ -#define M88E1000_RX_ERR_CNTR 0x15 /* Receive Error Counter */ - -#define M88E1000_PHY_EXT_CTRL 0x1A /* PHY extend control register */ -#define M88E1000_PHY_PAGE_SELECT 0x1D /* Reg 29 for page number setting */ -#define M88E1000_PHY_GEN_CONTROL 0x1E /* Its meaning depends on reg 29 */ -#define M88E1000_PHY_VCO_REG_BIT8 0x100 /* Bits 8 & 11 are adjusted for */ -#define M88E1000_PHY_VCO_REG_BIT11 0x800 /* improved BER performance */ +#define M88E1000_PHY_SPEC_CTRL 0x10 /* PHY Specific Control Register */ +#define M88E1000_PHY_SPEC_STATUS 0x11 /* PHY Specific Status Register */ +#define M88E1000_INT_ENABLE 0x12 /* Interrupt Enable Register */ +#define M88E1000_INT_STATUS 0x13 /* Interrupt Status Register */ +#define M88E1000_EXT_PHY_SPEC_CTRL 0x14 /* Extended PHY Specific Control */ +#define M88E1000_RX_ERR_CNTR 0x15 /* Receive Error Counter */ + +#define M88E1000_PHY_EXT_CTRL 0x1A /* PHY extend control register */ +#define M88E1000_PHY_PAGE_SELECT 0x1D /* Reg 29 for page number setting */ +#define M88E1000_PHY_GEN_CONTROL 0x1E /* Its meaning depends on reg 29 */ +#define M88E1000_PHY_VCO_REG_BIT8 0x100 /* Bits 8 & 11 are adjusted for */ +#define M88E1000_PHY_VCO_REG_BIT11 0x800 /* improved BER performance */ #define IGP01E1000_IEEE_REGS_PAGE 0x0000 #define IGP01E1000_IEEE_RESTART_AUTONEG 0x3300 #define IGP01E1000_IEEE_FORCE_GIGA 0x0140 /* IGP01E1000 Specific Registers */ -#define IGP01E1000_PHY_PORT_CONFIG 0x10 /* PHY Specific Port Config Register */ -#define IGP01E1000_PHY_PORT_STATUS 0x11 /* PHY Specific Status Register */ -#define IGP01E1000_PHY_PORT_CTRL 0x12 /* PHY Specific Control Register */ -#define IGP01E1000_PHY_LINK_HEALTH 0x13 /* PHY Link Health Register */ -#define IGP01E1000_GMII_FIFO 0x14 /* GMII FIFO Register */ -#define IGP01E1000_PHY_CHANNEL_QUALITY 0x15 /* PHY Channel Quality Register */ +#define IGP01E1000_PHY_PORT_CONFIG 0x10 /* PHY Specific Port Config Register */ +#define IGP01E1000_PHY_PORT_STATUS 0x11 /* PHY Specific Status Register */ +#define IGP01E1000_PHY_PORT_CTRL 0x12 /* PHY Specific Control Register */ +#define IGP01E1000_PHY_LINK_HEALTH 0x13 /* PHY Link Health Register */ +#define IGP01E1000_GMII_FIFO 0x14 /* GMII FIFO Register */ +#define IGP01E1000_PHY_CHANNEL_QUALITY 0x15 /* PHY Channel Quality Register */ #define IGP02E1000_PHY_POWER_MGMT 0x19 -#define IGP01E1000_PHY_PAGE_SELECT 0x1F /* PHY Page Select Core Register */ +#define IGP01E1000_PHY_PAGE_SELECT 0x1F /* PHY Page Select Core Register */ /* IGP01E1000 AGC Registers - stores the cable length values*/ #define IGP01E1000_PHY_AGC_A 0x1172 @@ -2636,192 +2532,119 @@ struct e1000_host_command_info { #define IGP01E1000_ANALOG_REGS_PAGE 0x20C0 -/* Bits... - * 15-5: page - * 4-0: register offset - */ -#define GG82563_PAGE_SHIFT 5 -#define GG82563_REG(page, reg) \ - (((page) << GG82563_PAGE_SHIFT) | ((reg) & MAX_PHY_REG_ADDRESS)) -#define GG82563_MIN_ALT_REG 30 - -/* GG82563 Specific Registers */ -#define GG82563_PHY_SPEC_CTRL \ - GG82563_REG(0, 16) /* PHY Specific Control */ -#define GG82563_PHY_SPEC_STATUS \ - GG82563_REG(0, 17) /* PHY Specific Status */ -#define GG82563_PHY_INT_ENABLE \ - GG82563_REG(0, 18) /* Interrupt Enable */ -#define GG82563_PHY_SPEC_STATUS_2 \ - GG82563_REG(0, 19) /* PHY Specific Status 2 */ -#define GG82563_PHY_RX_ERR_CNTR \ - GG82563_REG(0, 21) /* Receive Error Counter */ -#define GG82563_PHY_PAGE_SELECT \ - GG82563_REG(0, 22) /* Page Select */ -#define GG82563_PHY_SPEC_CTRL_2 \ - GG82563_REG(0, 26) /* PHY Specific Control 2 */ -#define GG82563_PHY_PAGE_SELECT_ALT \ - GG82563_REG(0, 29) /* Alternate Page Select */ -#define GG82563_PHY_TEST_CLK_CTRL \ - GG82563_REG(0, 30) /* Test Clock Control (use reg. 29 to select) */ - -#define GG82563_PHY_MAC_SPEC_CTRL \ - GG82563_REG(2, 21) /* MAC Specific Control Register */ -#define GG82563_PHY_MAC_SPEC_CTRL_2 \ - GG82563_REG(2, 26) /* MAC Specific Control 2 */ - -#define GG82563_PHY_DSP_DISTANCE \ - GG82563_REG(5, 26) /* DSP Distance */ - -/* Page 193 - Port Control Registers */ -#define GG82563_PHY_KMRN_MODE_CTRL \ - GG82563_REG(193, 16) /* Kumeran Mode Control */ -#define GG82563_PHY_PORT_RESET \ - GG82563_REG(193, 17) /* Port Reset */ -#define GG82563_PHY_REVISION_ID \ - GG82563_REG(193, 18) /* Revision ID */ -#define GG82563_PHY_DEVICE_ID \ - GG82563_REG(193, 19) /* Device ID */ -#define GG82563_PHY_PWR_MGMT_CTRL \ - GG82563_REG(193, 20) /* Power Management Control */ -#define GG82563_PHY_RATE_ADAPT_CTRL \ - GG82563_REG(193, 25) /* Rate Adaptation Control */ - -/* Page 194 - KMRN Registers */ -#define GG82563_PHY_KMRN_FIFO_CTRL_STAT \ - GG82563_REG(194, 16) /* FIFO's Control/Status */ -#define GG82563_PHY_KMRN_CTRL \ - GG82563_REG(194, 17) /* Control */ -#define GG82563_PHY_INBAND_CTRL \ - GG82563_REG(194, 18) /* Inband Control */ -#define GG82563_PHY_KMRN_DIAGNOSTIC \ - GG82563_REG(194, 19) /* Diagnostic */ -#define GG82563_PHY_ACK_TIMEOUTS \ - GG82563_REG(194, 20) /* Acknowledge Timeouts */ -#define GG82563_PHY_ADV_ABILITY \ - GG82563_REG(194, 21) /* Advertised Ability */ -#define GG82563_PHY_LINK_PARTNER_ADV_ABILITY \ - GG82563_REG(194, 23) /* Link Partner Advertised Ability */ -#define GG82563_PHY_ADV_NEXT_PAGE \ - GG82563_REG(194, 24) /* Advertised Next Page */ -#define GG82563_PHY_LINK_PARTNER_ADV_NEXT_PAGE \ - GG82563_REG(194, 25) /* Link Partner Advertised Next page */ -#define GG82563_PHY_KMRN_MISC \ - GG82563_REG(194, 26) /* Misc. */ - /* PHY Control Register */ -#define MII_CR_SPEED_SELECT_MSB 0x0040 /* bits 6,13: 10=1000, 01=100, 00=10 */ -#define MII_CR_COLL_TEST_ENABLE 0x0080 /* Collision test enable */ -#define MII_CR_FULL_DUPLEX 0x0100 /* FDX =1, half duplex =0 */ -#define MII_CR_RESTART_AUTO_NEG 0x0200 /* Restart auto negotiation */ -#define MII_CR_ISOLATE 0x0400 /* Isolate PHY from MII */ -#define MII_CR_POWER_DOWN 0x0800 /* Power down */ -#define MII_CR_AUTO_NEG_EN 0x1000 /* Auto Neg Enable */ -#define MII_CR_SPEED_SELECT_LSB 0x2000 /* bits 6,13: 10=1000, 01=100, 00=10 */ -#define MII_CR_LOOPBACK 0x4000 /* 0 = normal, 1 = loopback */ -#define MII_CR_RESET 0x8000 /* 0 = normal, 1 = PHY reset */ +#define MII_CR_SPEED_SELECT_MSB 0x0040 /* bits 6,13: 10=1000, 01=100, 00=10 */ +#define MII_CR_COLL_TEST_ENABLE 0x0080 /* Collision test enable */ +#define MII_CR_FULL_DUPLEX 0x0100 /* FDX =1, half duplex =0 */ +#define MII_CR_RESTART_AUTO_NEG 0x0200 /* Restart auto negotiation */ +#define MII_CR_ISOLATE 0x0400 /* Isolate PHY from MII */ +#define MII_CR_POWER_DOWN 0x0800 /* Power down */ +#define MII_CR_AUTO_NEG_EN 0x1000 /* Auto Neg Enable */ +#define MII_CR_SPEED_SELECT_LSB 0x2000 /* bits 6,13: 10=1000, 01=100, 00=10 */ +#define MII_CR_LOOPBACK 0x4000 /* 0 = normal, 1 = loopback */ +#define MII_CR_RESET 0x8000 /* 0 = normal, 1 = PHY reset */ /* PHY Status Register */ -#define MII_SR_EXTENDED_CAPS 0x0001 /* Extended register capabilities */ -#define MII_SR_JABBER_DETECT 0x0002 /* Jabber Detected */ -#define MII_SR_LINK_STATUS 0x0004 /* Link Status 1 = link */ -#define MII_SR_AUTONEG_CAPS 0x0008 /* Auto Neg Capable */ -#define MII_SR_REMOTE_FAULT 0x0010 /* Remote Fault Detect */ -#define MII_SR_AUTONEG_COMPLETE 0x0020 /* Auto Neg Complete */ -#define MII_SR_PREAMBLE_SUPPRESS 0x0040 /* Preamble may be suppressed */ -#define MII_SR_EXTENDED_STATUS 0x0100 /* Ext. status info in Reg 0x0F */ -#define MII_SR_100T2_HD_CAPS 0x0200 /* 100T2 Half Duplex Capable */ -#define MII_SR_100T2_FD_CAPS 0x0400 /* 100T2 Full Duplex Capable */ -#define MII_SR_10T_HD_CAPS 0x0800 /* 10T Half Duplex Capable */ -#define MII_SR_10T_FD_CAPS 0x1000 /* 10T Full Duplex Capable */ -#define MII_SR_100X_HD_CAPS 0x2000 /* 100X Half Duplex Capable */ -#define MII_SR_100X_FD_CAPS 0x4000 /* 100X Full Duplex Capable */ -#define MII_SR_100T4_CAPS 0x8000 /* 100T4 Capable */ +#define MII_SR_EXTENDED_CAPS 0x0001 /* Extended register capabilities */ +#define MII_SR_JABBER_DETECT 0x0002 /* Jabber Detected */ +#define MII_SR_LINK_STATUS 0x0004 /* Link Status 1 = link */ +#define MII_SR_AUTONEG_CAPS 0x0008 /* Auto Neg Capable */ +#define MII_SR_REMOTE_FAULT 0x0010 /* Remote Fault Detect */ +#define MII_SR_AUTONEG_COMPLETE 0x0020 /* Auto Neg Complete */ +#define MII_SR_PREAMBLE_SUPPRESS 0x0040 /* Preamble may be suppressed */ +#define MII_SR_EXTENDED_STATUS 0x0100 /* Ext. status info in Reg 0x0F */ +#define MII_SR_100T2_HD_CAPS 0x0200 /* 100T2 Half Duplex Capable */ +#define MII_SR_100T2_FD_CAPS 0x0400 /* 100T2 Full Duplex Capable */ +#define MII_SR_10T_HD_CAPS 0x0800 /* 10T Half Duplex Capable */ +#define MII_SR_10T_FD_CAPS 0x1000 /* 10T Full Duplex Capable */ +#define MII_SR_100X_HD_CAPS 0x2000 /* 100X Half Duplex Capable */ +#define MII_SR_100X_FD_CAPS 0x4000 /* 100X Full Duplex Capable */ +#define MII_SR_100T4_CAPS 0x8000 /* 100T4 Capable */ /* Autoneg Advertisement Register */ -#define NWAY_AR_SELECTOR_FIELD 0x0001 /* indicates IEEE 802.3 CSMA/CD */ -#define NWAY_AR_10T_HD_CAPS 0x0020 /* 10T Half Duplex Capable */ -#define NWAY_AR_10T_FD_CAPS 0x0040 /* 10T Full Duplex Capable */ -#define NWAY_AR_100TX_HD_CAPS 0x0080 /* 100TX Half Duplex Capable */ -#define NWAY_AR_100TX_FD_CAPS 0x0100 /* 100TX Full Duplex Capable */ -#define NWAY_AR_100T4_CAPS 0x0200 /* 100T4 Capable */ -#define NWAY_AR_PAUSE 0x0400 /* Pause operation desired */ -#define NWAY_AR_ASM_DIR 0x0800 /* Asymmetric Pause Direction bit */ -#define NWAY_AR_REMOTE_FAULT 0x2000 /* Remote Fault detected */ -#define NWAY_AR_NEXT_PAGE 0x8000 /* Next Page ability supported */ +#define NWAY_AR_SELECTOR_FIELD 0x0001 /* indicates IEEE 802.3 CSMA/CD */ +#define NWAY_AR_10T_HD_CAPS 0x0020 /* 10T Half Duplex Capable */ +#define NWAY_AR_10T_FD_CAPS 0x0040 /* 10T Full Duplex Capable */ +#define NWAY_AR_100TX_HD_CAPS 0x0080 /* 100TX Half Duplex Capable */ +#define NWAY_AR_100TX_FD_CAPS 0x0100 /* 100TX Full Duplex Capable */ +#define NWAY_AR_100T4_CAPS 0x0200 /* 100T4 Capable */ +#define NWAY_AR_PAUSE 0x0400 /* Pause operation desired */ +#define NWAY_AR_ASM_DIR 0x0800 /* Asymmetric Pause Direction bit */ +#define NWAY_AR_REMOTE_FAULT 0x2000 /* Remote Fault detected */ +#define NWAY_AR_NEXT_PAGE 0x8000 /* Next Page ability supported */ /* Link Partner Ability Register (Base Page) */ -#define NWAY_LPAR_SELECTOR_FIELD 0x0000 /* LP protocol selector field */ -#define NWAY_LPAR_10T_HD_CAPS 0x0020 /* LP is 10T Half Duplex Capable */ -#define NWAY_LPAR_10T_FD_CAPS 0x0040 /* LP is 10T Full Duplex Capable */ -#define NWAY_LPAR_100TX_HD_CAPS 0x0080 /* LP is 100TX Half Duplex Capable */ -#define NWAY_LPAR_100TX_FD_CAPS 0x0100 /* LP is 100TX Full Duplex Capable */ -#define NWAY_LPAR_100T4_CAPS 0x0200 /* LP is 100T4 Capable */ -#define NWAY_LPAR_PAUSE 0x0400 /* LP Pause operation desired */ -#define NWAY_LPAR_ASM_DIR 0x0800 /* LP Asymmetric Pause Direction bit */ -#define NWAY_LPAR_REMOTE_FAULT 0x2000 /* LP has detected Remote Fault */ -#define NWAY_LPAR_ACKNOWLEDGE 0x4000 /* LP has rx'd link code word */ -#define NWAY_LPAR_NEXT_PAGE 0x8000 /* Next Page ability supported */ +#define NWAY_LPAR_SELECTOR_FIELD 0x0000 /* LP protocol selector field */ +#define NWAY_LPAR_10T_HD_CAPS 0x0020 /* LP is 10T Half Duplex Capable */ +#define NWAY_LPAR_10T_FD_CAPS 0x0040 /* LP is 10T Full Duplex Capable */ +#define NWAY_LPAR_100TX_HD_CAPS 0x0080 /* LP is 100TX Half Duplex Capable */ +#define NWAY_LPAR_100TX_FD_CAPS 0x0100 /* LP is 100TX Full Duplex Capable */ +#define NWAY_LPAR_100T4_CAPS 0x0200 /* LP is 100T4 Capable */ +#define NWAY_LPAR_PAUSE 0x0400 /* LP Pause operation desired */ +#define NWAY_LPAR_ASM_DIR 0x0800 /* LP Asymmetric Pause Direction bit */ +#define NWAY_LPAR_REMOTE_FAULT 0x2000 /* LP has detected Remote Fault */ +#define NWAY_LPAR_ACKNOWLEDGE 0x4000 /* LP has rx'd link code word */ +#define NWAY_LPAR_NEXT_PAGE 0x8000 /* Next Page ability supported */ /* Autoneg Expansion Register */ -#define NWAY_ER_LP_NWAY_CAPS 0x0001 /* LP has Auto Neg Capability */ -#define NWAY_ER_PAGE_RXD 0x0002 /* LP is 10T Half Duplex Capable */ -#define NWAY_ER_NEXT_PAGE_CAPS 0x0004 /* LP is 10T Full Duplex Capable */ -#define NWAY_ER_LP_NEXT_PAGE_CAPS 0x0008 /* LP is 100TX Half Duplex Capable */ -#define NWAY_ER_PAR_DETECT_FAULT 0x0010 /* LP is 100TX Full Duplex Capable */ +#define NWAY_ER_LP_NWAY_CAPS 0x0001 /* LP has Auto Neg Capability */ +#define NWAY_ER_PAGE_RXD 0x0002 /* LP is 10T Half Duplex Capable */ +#define NWAY_ER_NEXT_PAGE_CAPS 0x0004 /* LP is 10T Full Duplex Capable */ +#define NWAY_ER_LP_NEXT_PAGE_CAPS 0x0008 /* LP is 100TX Half Duplex Capable */ +#define NWAY_ER_PAR_DETECT_FAULT 0x0010 /* LP is 100TX Full Duplex Capable */ /* Next Page TX Register */ -#define NPTX_MSG_CODE_FIELD 0x0001 /* NP msg code or unformatted data */ -#define NPTX_TOGGLE 0x0800 /* Toggles between exchanges - * of different NP - */ -#define NPTX_ACKNOWLDGE2 0x1000 /* 1 = will comply with msg - * 0 = cannot comply with msg - */ -#define NPTX_MSG_PAGE 0x2000 /* formatted(1)/unformatted(0) pg */ -#define NPTX_NEXT_PAGE 0x8000 /* 1 = addition NP will follow - * 0 = sending last NP - */ +#define NPTX_MSG_CODE_FIELD 0x0001 /* NP msg code or unformatted data */ +#define NPTX_TOGGLE 0x0800 /* Toggles between exchanges + * of different NP + */ +#define NPTX_ACKNOWLDGE2 0x1000 /* 1 = will comply with msg + * 0 = cannot comply with msg + */ +#define NPTX_MSG_PAGE 0x2000 /* formatted(1)/unformatted(0) pg */ +#define NPTX_NEXT_PAGE 0x8000 /* 1 = addition NP will follow + * 0 = sending last NP + */ /* Link Partner Next Page Register */ -#define LP_RNPR_MSG_CODE_FIELD 0x0001 /* NP msg code or unformatted data */ -#define LP_RNPR_TOGGLE 0x0800 /* Toggles between exchanges - * of different NP - */ -#define LP_RNPR_ACKNOWLDGE2 0x1000 /* 1 = will comply with msg - * 0 = cannot comply with msg - */ -#define LP_RNPR_MSG_PAGE 0x2000 /* formatted(1)/unformatted(0) pg */ -#define LP_RNPR_ACKNOWLDGE 0x4000 /* 1 = ACK / 0 = NO ACK */ -#define LP_RNPR_NEXT_PAGE 0x8000 /* 1 = addition NP will follow - * 0 = sending last NP - */ +#define LP_RNPR_MSG_CODE_FIELD 0x0001 /* NP msg code or unformatted data */ +#define LP_RNPR_TOGGLE 0x0800 /* Toggles between exchanges + * of different NP + */ +#define LP_RNPR_ACKNOWLDGE2 0x1000 /* 1 = will comply with msg + * 0 = cannot comply with msg + */ +#define LP_RNPR_MSG_PAGE 0x2000 /* formatted(1)/unformatted(0) pg */ +#define LP_RNPR_ACKNOWLDGE 0x4000 /* 1 = ACK / 0 = NO ACK */ +#define LP_RNPR_NEXT_PAGE 0x8000 /* 1 = addition NP will follow + * 0 = sending last NP + */ /* 1000BASE-T Control Register */ -#define CR_1000T_ASYM_PAUSE 0x0080 /* Advertise asymmetric pause bit */ -#define CR_1000T_HD_CAPS 0x0100 /* Advertise 1000T HD capability */ -#define CR_1000T_FD_CAPS 0x0200 /* Advertise 1000T FD capability */ -#define CR_1000T_REPEATER_DTE 0x0400 /* 1=Repeater/switch device port */ - /* 0=DTE device */ -#define CR_1000T_MS_VALUE 0x0800 /* 1=Configure PHY as Master */ - /* 0=Configure PHY as Slave */ -#define CR_1000T_MS_ENABLE 0x1000 /* 1=Master/Slave manual config value */ - /* 0=Automatic Master/Slave config */ -#define CR_1000T_TEST_MODE_NORMAL 0x0000 /* Normal Operation */ -#define CR_1000T_TEST_MODE_1 0x2000 /* Transmit Waveform test */ -#define CR_1000T_TEST_MODE_2 0x4000 /* Master Transmit Jitter test */ -#define CR_1000T_TEST_MODE_3 0x6000 /* Slave Transmit Jitter test */ -#define CR_1000T_TEST_MODE_4 0x8000 /* Transmitter Distortion test */ +#define CR_1000T_ASYM_PAUSE 0x0080 /* Advertise asymmetric pause bit */ +#define CR_1000T_HD_CAPS 0x0100 /* Advertise 1000T HD capability */ +#define CR_1000T_FD_CAPS 0x0200 /* Advertise 1000T FD capability */ +#define CR_1000T_REPEATER_DTE 0x0400 /* 1=Repeater/switch device port */ + /* 0=DTE device */ +#define CR_1000T_MS_VALUE 0x0800 /* 1=Configure PHY as Master */ + /* 0=Configure PHY as Slave */ +#define CR_1000T_MS_ENABLE 0x1000 /* 1=Master/Slave manual config value */ + /* 0=Automatic Master/Slave config */ +#define CR_1000T_TEST_MODE_NORMAL 0x0000 /* Normal Operation */ +#define CR_1000T_TEST_MODE_1 0x2000 /* Transmit Waveform test */ +#define CR_1000T_TEST_MODE_2 0x4000 /* Master Transmit Jitter test */ +#define CR_1000T_TEST_MODE_3 0x6000 /* Slave Transmit Jitter test */ +#define CR_1000T_TEST_MODE_4 0x8000 /* Transmitter Distortion test */ /* 1000BASE-T Status Register */ -#define SR_1000T_IDLE_ERROR_CNT 0x00FF /* Num idle errors since last read */ -#define SR_1000T_ASYM_PAUSE_DIR 0x0100 /* LP asymmetric pause direction bit */ -#define SR_1000T_LP_HD_CAPS 0x0400 /* LP is 1000T HD capable */ -#define SR_1000T_LP_FD_CAPS 0x0800 /* LP is 1000T FD capable */ -#define SR_1000T_REMOTE_RX_STATUS 0x1000 /* Remote receiver OK */ -#define SR_1000T_LOCAL_RX_STATUS 0x2000 /* Local receiver OK */ -#define SR_1000T_MS_CONFIG_RES 0x4000 /* 1=Local TX is Master, 0=Slave */ -#define SR_1000T_MS_CONFIG_FAULT 0x8000 /* Master/Slave config fault */ +#define SR_1000T_IDLE_ERROR_CNT 0x00FF /* Num idle errors since last read */ +#define SR_1000T_ASYM_PAUSE_DIR 0x0100 /* LP asymmetric pause direction bit */ +#define SR_1000T_LP_HD_CAPS 0x0400 /* LP is 1000T HD capable */ +#define SR_1000T_LP_FD_CAPS 0x0800 /* LP is 1000T FD capable */ +#define SR_1000T_REMOTE_RX_STATUS 0x1000 /* Remote receiver OK */ +#define SR_1000T_LOCAL_RX_STATUS 0x2000 /* Local receiver OK */ +#define SR_1000T_MS_CONFIG_RES 0x4000 /* 1=Local TX is Master, 0=Slave */ +#define SR_1000T_MS_CONFIG_FAULT 0x8000 /* Master/Slave config fault */ #define SR_1000T_REMOTE_RX_STATUS_SHIFT 12 #define SR_1000T_LOCAL_RX_STATUS_SHIFT 13 #define SR_1000T_PHY_EXCESSIVE_IDLE_ERR_COUNT 5 @@ -2829,64 +2652,64 @@ struct e1000_host_command_info { #define FFE_IDLE_ERR_COUNT_TIMEOUT_100 100 /* Extended Status Register */ -#define IEEE_ESR_1000T_HD_CAPS 0x1000 /* 1000T HD capable */ -#define IEEE_ESR_1000T_FD_CAPS 0x2000 /* 1000T FD capable */ -#define IEEE_ESR_1000X_HD_CAPS 0x4000 /* 1000X HD capable */ -#define IEEE_ESR_1000X_FD_CAPS 0x8000 /* 1000X FD capable */ +#define IEEE_ESR_1000T_HD_CAPS 0x1000 /* 1000T HD capable */ +#define IEEE_ESR_1000T_FD_CAPS 0x2000 /* 1000T FD capable */ +#define IEEE_ESR_1000X_HD_CAPS 0x4000 /* 1000X HD capable */ +#define IEEE_ESR_1000X_FD_CAPS 0x8000 /* 1000X FD capable */ -#define PHY_TX_POLARITY_MASK 0x0100 /* register 10h bit 8 (polarity bit) */ -#define PHY_TX_NORMAL_POLARITY 0 /* register 10h bit 8 (normal polarity) */ +#define PHY_TX_POLARITY_MASK 0x0100 /* register 10h bit 8 (polarity bit) */ +#define PHY_TX_NORMAL_POLARITY 0 /* register 10h bit 8 (normal polarity) */ -#define AUTO_POLARITY_DISABLE 0x0010 /* register 11h bit 4 */ - /* (0=enable, 1=disable) */ +#define AUTO_POLARITY_DISABLE 0x0010 /* register 11h bit 4 */ + /* (0=enable, 1=disable) */ /* M88E1000 PHY Specific Control Register */ -#define M88E1000_PSCR_JABBER_DISABLE 0x0001 /* 1=Jabber Function disabled */ -#define M88E1000_PSCR_POLARITY_REVERSAL 0x0002 /* 1=Polarity Reversal enabled */ -#define M88E1000_PSCR_SQE_TEST 0x0004 /* 1=SQE Test enabled */ -#define M88E1000_PSCR_CLK125_DISABLE 0x0010 /* 1=CLK125 low, - * 0=CLK125 toggling - */ -#define M88E1000_PSCR_MDI_MANUAL_MODE 0x0000 /* MDI Crossover Mode bits 6:5 */ - /* Manual MDI configuration */ -#define M88E1000_PSCR_MDIX_MANUAL_MODE 0x0020 /* Manual MDIX configuration */ -#define M88E1000_PSCR_AUTO_X_1000T 0x0040 /* 1000BASE-T: Auto crossover, - * 100BASE-TX/10BASE-T: - * MDI Mode - */ -#define M88E1000_PSCR_AUTO_X_MODE 0x0060 /* Auto crossover enabled - * all speeds. - */ +#define M88E1000_PSCR_JABBER_DISABLE 0x0001 /* 1=Jabber Function disabled */ +#define M88E1000_PSCR_POLARITY_REVERSAL 0x0002 /* 1=Polarity Reversal enabled */ +#define M88E1000_PSCR_SQE_TEST 0x0004 /* 1=SQE Test enabled */ +#define M88E1000_PSCR_CLK125_DISABLE 0x0010 /* 1=CLK125 low, + * 0=CLK125 toggling + */ +#define M88E1000_PSCR_MDI_MANUAL_MODE 0x0000 /* MDI Crossover Mode bits 6:5 */ + /* Manual MDI configuration */ +#define M88E1000_PSCR_MDIX_MANUAL_MODE 0x0020 /* Manual MDIX configuration */ +#define M88E1000_PSCR_AUTO_X_1000T 0x0040 /* 1000BASE-T: Auto crossover, + * 100BASE-TX/10BASE-T: + * MDI Mode + */ +#define M88E1000_PSCR_AUTO_X_MODE 0x0060 /* Auto crossover enabled + * all speeds. + */ #define M88E1000_PSCR_10BT_EXT_DIST_ENABLE 0x0080 - /* 1=Enable Extended 10BASE-T distance - * (Lower 10BASE-T RX Threshold) - * 0=Normal 10BASE-T RX Threshold */ + /* 1=Enable Extended 10BASE-T distance + * (Lower 10BASE-T RX Threshold) + * 0=Normal 10BASE-T RX Threshold */ #define M88E1000_PSCR_MII_5BIT_ENABLE 0x0100 - /* 1=5-Bit interface in 100BASE-TX - * 0=MII interface in 100BASE-TX */ -#define M88E1000_PSCR_SCRAMBLER_DISABLE 0x0200 /* 1=Scrambler disable */ -#define M88E1000_PSCR_FORCE_LINK_GOOD 0x0400 /* 1=Force link good */ -#define M88E1000_PSCR_ASSERT_CRS_ON_TX 0x0800 /* 1=Assert CRS on Transmit */ + /* 1=5-Bit interface in 100BASE-TX + * 0=MII interface in 100BASE-TX */ +#define M88E1000_PSCR_SCRAMBLER_DISABLE 0x0200 /* 1=Scrambler disable */ +#define M88E1000_PSCR_FORCE_LINK_GOOD 0x0400 /* 1=Force link good */ +#define M88E1000_PSCR_ASSERT_CRS_ON_TX 0x0800 /* 1=Assert CRS on Transmit */ #define M88E1000_PSCR_POLARITY_REVERSAL_SHIFT 1 #define M88E1000_PSCR_AUTO_X_MODE_SHIFT 5 #define M88E1000_PSCR_10BT_EXT_DIST_ENABLE_SHIFT 7 /* M88E1000 PHY Specific Status Register */ -#define M88E1000_PSSR_JABBER 0x0001 /* 1=Jabber */ -#define M88E1000_PSSR_REV_POLARITY 0x0002 /* 1=Polarity reversed */ -#define M88E1000_PSSR_DOWNSHIFT 0x0020 /* 1=Downshifted */ -#define M88E1000_PSSR_MDIX 0x0040 /* 1=MDIX; 0=MDI */ -#define M88E1000_PSSR_CABLE_LENGTH 0x0380 /* 0=<50M;1=50-80M;2=80-110M; - * 3=110-140M;4=>140M */ -#define M88E1000_PSSR_LINK 0x0400 /* 1=Link up, 0=Link down */ -#define M88E1000_PSSR_SPD_DPLX_RESOLVED 0x0800 /* 1=Speed & Duplex resolved */ -#define M88E1000_PSSR_PAGE_RCVD 0x1000 /* 1=Page received */ -#define M88E1000_PSSR_DPLX 0x2000 /* 1=Duplex 0=Half Duplex */ -#define M88E1000_PSSR_SPEED 0xC000 /* Speed, bits 14:15 */ -#define M88E1000_PSSR_10MBS 0x0000 /* 00=10Mbs */ -#define M88E1000_PSSR_100MBS 0x4000 /* 01=100Mbs */ -#define M88E1000_PSSR_1000MBS 0x8000 /* 10=1000Mbs */ +#define M88E1000_PSSR_JABBER 0x0001 /* 1=Jabber */ +#define M88E1000_PSSR_REV_POLARITY 0x0002 /* 1=Polarity reversed */ +#define M88E1000_PSSR_DOWNSHIFT 0x0020 /* 1=Downshifted */ +#define M88E1000_PSSR_MDIX 0x0040 /* 1=MDIX; 0=MDI */ +#define M88E1000_PSSR_CABLE_LENGTH 0x0380 /* 0=<50M;1=50-80M;2=80-110M; + * 3=110-140M;4=>140M */ +#define M88E1000_PSSR_LINK 0x0400 /* 1=Link up, 0=Link down */ +#define M88E1000_PSSR_SPD_DPLX_RESOLVED 0x0800 /* 1=Speed & Duplex resolved */ +#define M88E1000_PSSR_PAGE_RCVD 0x1000 /* 1=Page received */ +#define M88E1000_PSSR_DPLX 0x2000 /* 1=Duplex 0=Half Duplex */ +#define M88E1000_PSSR_SPEED 0xC000 /* Speed, bits 14:15 */ +#define M88E1000_PSSR_10MBS 0x0000 /* 00=10Mbs */ +#define M88E1000_PSSR_100MBS 0x4000 /* 01=100Mbs */ +#define M88E1000_PSSR_1000MBS 0x8000 /* 10=1000Mbs */ #define M88E1000_PSSR_REV_POLARITY_SHIFT 1 #define M88E1000_PSSR_DOWNSHIFT_SHIFT 5 @@ -2894,12 +2717,12 @@ struct e1000_host_command_info { #define M88E1000_PSSR_CABLE_LENGTH_SHIFT 7 /* M88E1000 Extended PHY Specific Control Register */ -#define M88E1000_EPSCR_FIBER_LOOPBACK 0x4000 /* 1=Fiber loopback */ -#define M88E1000_EPSCR_DOWN_NO_IDLE 0x8000 /* 1=Lost lock detect enabled. - * Will assert lost lock and bring - * link down if idle not seen - * within 1ms in 1000BASE-T - */ +#define M88E1000_EPSCR_FIBER_LOOPBACK 0x4000 /* 1=Fiber loopback */ +#define M88E1000_EPSCR_DOWN_NO_IDLE 0x8000 /* 1=Lost lock detect enabled. + * Will assert lost lock and bring + * link down if idle not seen + * within 1ms in 1000BASE-T + */ /* Number of times we will attempt to autonegotiate before downshifting if we * are the master */ #define M88E1000_EPSCR_MASTER_DOWNSHIFT_MASK 0x0C00 @@ -2914,9 +2737,9 @@ struct e1000_host_command_info { #define M88E1000_EPSCR_SLAVE_DOWNSHIFT_1X 0x0100 #define M88E1000_EPSCR_SLAVE_DOWNSHIFT_2X 0x0200 #define M88E1000_EPSCR_SLAVE_DOWNSHIFT_3X 0x0300 -#define M88E1000_EPSCR_TX_CLK_2_5 0x0060 /* 2.5 MHz TX_CLK */ -#define M88E1000_EPSCR_TX_CLK_25 0x0070 /* 25 MHz TX_CLK */ -#define M88E1000_EPSCR_TX_CLK_0 0x0000 /* NO TX_CLK */ +#define M88E1000_EPSCR_TX_CLK_2_5 0x0060 /* 2.5 MHz TX_CLK */ +#define M88E1000_EPSCR_TX_CLK_25 0x0070 /* 25 MHz TX_CLK */ +#define M88E1000_EPSCR_TX_CLK_0 0x0000 /* NO TX_CLK */ /* M88EC018 Rev 2 specific DownShift settings */ #define M88EC018_EPSCR_DOWNSHIFT_COUNTER_MASK 0x0E00 @@ -2938,18 +2761,18 @@ struct e1000_host_command_info { #define IGP01E1000_PSCFR_DISABLE_TRANSMIT 0x2000 /* IGP01E1000 Specific Port Status Register - R/O */ -#define IGP01E1000_PSSR_AUTONEG_FAILED 0x0001 /* RO LH SC */ +#define IGP01E1000_PSSR_AUTONEG_FAILED 0x0001 /* RO LH SC */ #define IGP01E1000_PSSR_POLARITY_REVERSED 0x0002 #define IGP01E1000_PSSR_CABLE_LENGTH 0x007C #define IGP01E1000_PSSR_FULL_DUPLEX 0x0200 #define IGP01E1000_PSSR_LINK_UP 0x0400 #define IGP01E1000_PSSR_MDIX 0x0800 -#define IGP01E1000_PSSR_SPEED_MASK 0xC000 /* speed bits mask */ +#define IGP01E1000_PSSR_SPEED_MASK 0xC000 /* speed bits mask */ #define IGP01E1000_PSSR_SPEED_10MBPS 0x4000 #define IGP01E1000_PSSR_SPEED_100MBPS 0x8000 #define IGP01E1000_PSSR_SPEED_1000MBPS 0xC000 -#define IGP01E1000_PSSR_CABLE_LENGTH_SHIFT 0x0002 /* shift right 2 */ -#define IGP01E1000_PSSR_MDIX_SHIFT 0x000B /* shift right 11 */ +#define IGP01E1000_PSSR_CABLE_LENGTH_SHIFT 0x0002 /* shift right 2 */ +#define IGP01E1000_PSSR_MDIX_SHIFT 0x000B /* shift right 11 */ /* IGP01E1000 Specific Port Control Register - R/W */ #define IGP01E1000_PSCR_TP_LOOPBACK 0x0010 @@ -2957,16 +2780,16 @@ struct e1000_host_command_info { #define IGP01E1000_PSCR_TEN_CRS_SELECT 0x0400 #define IGP01E1000_PSCR_FLIP_CHIP 0x0800 #define IGP01E1000_PSCR_AUTO_MDIX 0x1000 -#define IGP01E1000_PSCR_FORCE_MDI_MDIX 0x2000 /* 0-MDI, 1-MDIX */ +#define IGP01E1000_PSCR_FORCE_MDI_MDIX 0x2000 /* 0-MDI, 1-MDIX */ /* IGP01E1000 Specific Port Link Health Register */ #define IGP01E1000_PLHR_SS_DOWNGRADE 0x8000 #define IGP01E1000_PLHR_GIG_SCRAMBLER_ERROR 0x4000 #define IGP01E1000_PLHR_MASTER_FAULT 0x2000 #define IGP01E1000_PLHR_MASTER_RESOLUTION 0x1000 -#define IGP01E1000_PLHR_GIG_REM_RCVR_NOK 0x0800 /* LH */ -#define IGP01E1000_PLHR_IDLE_ERROR_CNT_OFLOW 0x0400 /* LH */ -#define IGP01E1000_PLHR_DATA_ERR_1 0x0200 /* LH */ +#define IGP01E1000_PLHR_GIG_REM_RCVR_NOK 0x0800 /* LH */ +#define IGP01E1000_PLHR_IDLE_ERROR_CNT_OFLOW 0x0400 /* LH */ +#define IGP01E1000_PLHR_DATA_ERR_1 0x0200 /* LH */ #define IGP01E1000_PLHR_DATA_ERR_0 0x0100 #define IGP01E1000_PLHR_AUTONEG_FAULT 0x0040 #define IGP01E1000_PLHR_AUTONEG_ACTIVE 0x0010 @@ -2981,9 +2804,9 @@ struct e1000_host_command_info { #define IGP01E1000_MSE_CHANNEL_B 0x0F00 #define IGP01E1000_MSE_CHANNEL_A 0xF000 -#define IGP02E1000_PM_SPD 0x0001 /* Smart Power Down */ -#define IGP02E1000_PM_D3_LPLU 0x0004 /* Enable LPLU in non-D0a modes */ -#define IGP02E1000_PM_D0_LPLU 0x0002 /* Enable LPLU in D0a mode */ +#define IGP02E1000_PM_SPD 0x0001 /* Smart Power Down */ +#define IGP02E1000_PM_D3_LPLU 0x0004 /* Enable LPLU in non-D0a modes */ +#define IGP02E1000_PM_D0_LPLU 0x0002 /* Enable LPLU in D0a mode */ /* IGP01E1000 DSP reset macros */ #define DSP_RESET_ENABLE 0x0 @@ -2992,8 +2815,8 @@ struct e1000_host_command_info { /* IGP01E1000 & IGP02E1000 AGC Registers */ -#define IGP01E1000_AGC_LENGTH_SHIFT 7 /* Coarse - 13:11, Fine - 10:7 */ -#define IGP02E1000_AGC_LENGTH_SHIFT 9 /* Coarse - 15:13, Fine - 12:9 */ +#define IGP01E1000_AGC_LENGTH_SHIFT 7 /* Coarse - 13:11, Fine - 10:7 */ +#define IGP02E1000_AGC_LENGTH_SHIFT 9 /* Coarse - 15:13, Fine - 12:9 */ /* IGP02E1000 AGC Register Length 9-bit mask */ #define IGP02E1000_AGC_LENGTH_MASK 0x7F @@ -3011,9 +2834,9 @@ struct e1000_host_command_info { #define IGP01E1000_PHY_POLARITY_MASK 0x0078 /* IGP01E1000 GMII FIFO Register */ -#define IGP01E1000_GMII_FLEX_SPD 0x10 /* Enable flexible speed - * on Link-Up */ -#define IGP01E1000_GMII_SPD 0x20 /* Enable SPD */ +#define IGP01E1000_GMII_FLEX_SPD 0x10 /* Enable flexible speed + * on Link-Up */ +#define IGP01E1000_GMII_SPD 0x20 /* Enable SPD */ /* IGP01E1000 Analog Register */ #define IGP01E1000_ANALOG_SPARE_FUSE_STATUS 0x20D1 @@ -3032,114 +2855,6 @@ struct e1000_host_command_info { #define IGP01E1000_ANALOG_FUSE_FINE_1 0x0080 #define IGP01E1000_ANALOG_FUSE_FINE_10 0x0500 -/* GG82563 PHY Specific Status Register (Page 0, Register 16 */ -#define GG82563_PSCR_DISABLE_JABBER 0x0001 /* 1=Disable Jabber */ -#define GG82563_PSCR_POLARITY_REVERSAL_DISABLE 0x0002 /* 1=Polarity Reversal Disabled */ -#define GG82563_PSCR_POWER_DOWN 0x0004 /* 1=Power Down */ -#define GG82563_PSCR_COPPER_TRANSMITER_DISABLE 0x0008 /* 1=Transmitter Disabled */ -#define GG82563_PSCR_CROSSOVER_MODE_MASK 0x0060 -#define GG82563_PSCR_CROSSOVER_MODE_MDI 0x0000 /* 00=Manual MDI configuration */ -#define GG82563_PSCR_CROSSOVER_MODE_MDIX 0x0020 /* 01=Manual MDIX configuration */ -#define GG82563_PSCR_CROSSOVER_MODE_AUTO 0x0060 /* 11=Automatic crossover */ -#define GG82563_PSCR_ENALBE_EXTENDED_DISTANCE 0x0080 /* 1=Enable Extended Distance */ -#define GG82563_PSCR_ENERGY_DETECT_MASK 0x0300 -#define GG82563_PSCR_ENERGY_DETECT_OFF 0x0000 /* 00,01=Off */ -#define GG82563_PSCR_ENERGY_DETECT_RX 0x0200 /* 10=Sense on Rx only (Energy Detect) */ -#define GG82563_PSCR_ENERGY_DETECT_RX_TM 0x0300 /* 11=Sense and Tx NLP */ -#define GG82563_PSCR_FORCE_LINK_GOOD 0x0400 /* 1=Force Link Good */ -#define GG82563_PSCR_DOWNSHIFT_ENABLE 0x0800 /* 1=Enable Downshift */ -#define GG82563_PSCR_DOWNSHIFT_COUNTER_MASK 0x7000 -#define GG82563_PSCR_DOWNSHIFT_COUNTER_SHIFT 12 - -/* PHY Specific Status Register (Page 0, Register 17) */ -#define GG82563_PSSR_JABBER 0x0001 /* 1=Jabber */ -#define GG82563_PSSR_POLARITY 0x0002 /* 1=Polarity Reversed */ -#define GG82563_PSSR_LINK 0x0008 /* 1=Link is Up */ -#define GG82563_PSSR_ENERGY_DETECT 0x0010 /* 1=Sleep, 0=Active */ -#define GG82563_PSSR_DOWNSHIFT 0x0020 /* 1=Downshift */ -#define GG82563_PSSR_CROSSOVER_STATUS 0x0040 /* 1=MDIX, 0=MDI */ -#define GG82563_PSSR_RX_PAUSE_ENABLED 0x0100 /* 1=Receive Pause Enabled */ -#define GG82563_PSSR_TX_PAUSE_ENABLED 0x0200 /* 1=Transmit Pause Enabled */ -#define GG82563_PSSR_LINK_UP 0x0400 /* 1=Link Up */ -#define GG82563_PSSR_SPEED_DUPLEX_RESOLVED 0x0800 /* 1=Resolved */ -#define GG82563_PSSR_PAGE_RECEIVED 0x1000 /* 1=Page Received */ -#define GG82563_PSSR_DUPLEX 0x2000 /* 1-Full-Duplex */ -#define GG82563_PSSR_SPEED_MASK 0xC000 -#define GG82563_PSSR_SPEED_10MBPS 0x0000 /* 00=10Mbps */ -#define GG82563_PSSR_SPEED_100MBPS 0x4000 /* 01=100Mbps */ -#define GG82563_PSSR_SPEED_1000MBPS 0x8000 /* 10=1000Mbps */ - -/* PHY Specific Status Register 2 (Page 0, Register 19) */ -#define GG82563_PSSR2_JABBER 0x0001 /* 1=Jabber */ -#define GG82563_PSSR2_POLARITY_CHANGED 0x0002 /* 1=Polarity Changed */ -#define GG82563_PSSR2_ENERGY_DETECT_CHANGED 0x0010 /* 1=Energy Detect Changed */ -#define GG82563_PSSR2_DOWNSHIFT_INTERRUPT 0x0020 /* 1=Downshift Detected */ -#define GG82563_PSSR2_MDI_CROSSOVER_CHANGE 0x0040 /* 1=Crossover Changed */ -#define GG82563_PSSR2_FALSE_CARRIER 0x0100 /* 1=False Carrier */ -#define GG82563_PSSR2_SYMBOL_ERROR 0x0200 /* 1=Symbol Error */ -#define GG82563_PSSR2_LINK_STATUS_CHANGED 0x0400 /* 1=Link Status Changed */ -#define GG82563_PSSR2_AUTO_NEG_COMPLETED 0x0800 /* 1=Auto-Neg Completed */ -#define GG82563_PSSR2_PAGE_RECEIVED 0x1000 /* 1=Page Received */ -#define GG82563_PSSR2_DUPLEX_CHANGED 0x2000 /* 1=Duplex Changed */ -#define GG82563_PSSR2_SPEED_CHANGED 0x4000 /* 1=Speed Changed */ -#define GG82563_PSSR2_AUTO_NEG_ERROR 0x8000 /* 1=Auto-Neg Error */ - -/* PHY Specific Control Register 2 (Page 0, Register 26) */ -#define GG82563_PSCR2_10BT_POLARITY_FORCE 0x0002 /* 1=Force Negative Polarity */ -#define GG82563_PSCR2_1000MB_TEST_SELECT_MASK 0x000C -#define GG82563_PSCR2_1000MB_TEST_SELECT_NORMAL 0x0000 /* 00,01=Normal Operation */ -#define GG82563_PSCR2_1000MB_TEST_SELECT_112NS 0x0008 /* 10=Select 112ns Sequence */ -#define GG82563_PSCR2_1000MB_TEST_SELECT_16NS 0x000C /* 11=Select 16ns Sequence */ -#define GG82563_PSCR2_REVERSE_AUTO_NEG 0x2000 /* 1=Reverse Auto-Negotiation */ -#define GG82563_PSCR2_1000BT_DISABLE 0x4000 /* 1=Disable 1000BASE-T */ -#define GG82563_PSCR2_TRANSMITER_TYPE_MASK 0x8000 -#define GG82563_PSCR2_TRANSMITTER_TYPE_CLASS_B 0x0000 /* 0=Class B */ -#define GG82563_PSCR2_TRANSMITTER_TYPE_CLASS_A 0x8000 /* 1=Class A */ - -/* MAC Specific Control Register (Page 2, Register 21) */ -/* Tx clock speed for Link Down and 1000BASE-T for the following speeds */ -#define GG82563_MSCR_TX_CLK_MASK 0x0007 -#define GG82563_MSCR_TX_CLK_10MBPS_2_5MHZ 0x0004 -#define GG82563_MSCR_TX_CLK_100MBPS_25MHZ 0x0005 -#define GG82563_MSCR_TX_CLK_1000MBPS_2_5MHZ 0x0006 -#define GG82563_MSCR_TX_CLK_1000MBPS_25MHZ 0x0007 - -#define GG82563_MSCR_ASSERT_CRS_ON_TX 0x0010 /* 1=Assert */ - -/* DSP Distance Register (Page 5, Register 26) */ -#define GG82563_DSPD_CABLE_LENGTH 0x0007 /* 0 = <50M; - 1 = 50-80M; - 2 = 80-110M; - 3 = 110-140M; - 4 = >140M */ - -/* Kumeran Mode Control Register (Page 193, Register 16) */ -#define GG82563_KMCR_PHY_LEDS_EN 0x0020 /* 1=PHY LEDs, 0=Kumeran Inband LEDs */ -#define GG82563_KMCR_FORCE_LINK_UP 0x0040 /* 1=Force Link Up */ -#define GG82563_KMCR_SUPPRESS_SGMII_EPD_EXT 0x0080 -#define GG82563_KMCR_MDIO_BUS_SPEED_SELECT_MASK 0x0400 -#define GG82563_KMCR_MDIO_BUS_SPEED_SELECT 0x0400 /* 1=6.25MHz, 0=0.8MHz */ -#define GG82563_KMCR_PASS_FALSE_CARRIER 0x0800 - -/* Power Management Control Register (Page 193, Register 20) */ -#define GG82563_PMCR_ENABLE_ELECTRICAL_IDLE 0x0001 /* 1=Enalbe SERDES Electrical Idle */ -#define GG82563_PMCR_DISABLE_PORT 0x0002 /* 1=Disable Port */ -#define GG82563_PMCR_DISABLE_SERDES 0x0004 /* 1=Disable SERDES */ -#define GG82563_PMCR_REVERSE_AUTO_NEG 0x0008 /* 1=Enable Reverse Auto-Negotiation */ -#define GG82563_PMCR_DISABLE_1000_NON_D0 0x0010 /* 1=Disable 1000Mbps Auto-Neg in non D0 */ -#define GG82563_PMCR_DISABLE_1000 0x0020 /* 1=Disable 1000Mbps Auto-Neg Always */ -#define GG82563_PMCR_REVERSE_AUTO_NEG_D0A 0x0040 /* 1=Enable D0a Reverse Auto-Negotiation */ -#define GG82563_PMCR_FORCE_POWER_STATE 0x0080 /* 1=Force Power State */ -#define GG82563_PMCR_PROGRAMMED_POWER_STATE_MASK 0x0300 -#define GG82563_PMCR_PROGRAMMED_POWER_STATE_DR 0x0000 /* 00=Dr */ -#define GG82563_PMCR_PROGRAMMED_POWER_STATE_D0U 0x0100 /* 01=D0u */ -#define GG82563_PMCR_PROGRAMMED_POWER_STATE_D0A 0x0200 /* 10=D0a */ -#define GG82563_PMCR_PROGRAMMED_POWER_STATE_D3 0x0300 /* 11=D3 */ - -/* In-Band Control Register (Page 194, Register 18) */ -#define GG82563_ICR_DIS_PADDING 0x0010 /* Disable Padding Use */ - - /* Bit definitions for valid PHY IDs. */ /* I = Integrated * E = External @@ -3154,8 +2869,6 @@ struct e1000_host_command_info { #define M88E1011_I_REV_4 0x04 #define M88E1111_I_PHY_ID 0x01410CC0 #define L1LXT971A_PHY_ID 0x001378E0 -#define GG82563_E_PHY_ID 0x01410CA0 - /* Bits... * 15-5: page @@ -3166,41 +2879,41 @@ struct e1000_host_command_info { (((page) << PHY_PAGE_SHIFT) | ((reg) & MAX_PHY_REG_ADDRESS)) #define IGP3_PHY_PORT_CTRL \ - PHY_REG(769, 17) /* Port General Configuration */ + PHY_REG(769, 17) /* Port General Configuration */ #define IGP3_PHY_RATE_ADAPT_CTRL \ - PHY_REG(769, 25) /* Rate Adapter Control Register */ + PHY_REG(769, 25) /* Rate Adapter Control Register */ #define IGP3_KMRN_FIFO_CTRL_STATS \ - PHY_REG(770, 16) /* KMRN FIFO's control/status register */ + PHY_REG(770, 16) /* KMRN FIFO's control/status register */ #define IGP3_KMRN_POWER_MNG_CTRL \ - PHY_REG(770, 17) /* KMRN Power Management Control Register */ + PHY_REG(770, 17) /* KMRN Power Management Control Register */ #define IGP3_KMRN_INBAND_CTRL \ - PHY_REG(770, 18) /* KMRN Inband Control Register */ + PHY_REG(770, 18) /* KMRN Inband Control Register */ #define IGP3_KMRN_DIAG \ - PHY_REG(770, 19) /* KMRN Diagnostic register */ -#define IGP3_KMRN_DIAG_PCS_LOCK_LOSS 0x0002 /* RX PCS is not synced */ + PHY_REG(770, 19) /* KMRN Diagnostic register */ +#define IGP3_KMRN_DIAG_PCS_LOCK_LOSS 0x0002 /* RX PCS is not synced */ #define IGP3_KMRN_ACK_TIMEOUT \ - PHY_REG(770, 20) /* KMRN Acknowledge Timeouts register */ + PHY_REG(770, 20) /* KMRN Acknowledge Timeouts register */ #define IGP3_VR_CTRL \ - PHY_REG(776, 18) /* Voltage regulator control register */ -#define IGP3_VR_CTRL_MODE_SHUT 0x0200 /* Enter powerdown, shutdown VRs */ -#define IGP3_VR_CTRL_MODE_MASK 0x0300 /* Shutdown VR Mask */ + PHY_REG(776, 18) /* Voltage regulator control register */ +#define IGP3_VR_CTRL_MODE_SHUT 0x0200 /* Enter powerdown, shutdown VRs */ +#define IGP3_VR_CTRL_MODE_MASK 0x0300 /* Shutdown VR Mask */ #define IGP3_CAPABILITY \ - PHY_REG(776, 19) /* IGP3 Capability Register */ + PHY_REG(776, 19) /* IGP3 Capability Register */ /* Capabilities for SKU Control */ -#define IGP3_CAP_INITIATE_TEAM 0x0001 /* Able to initiate a team */ -#define IGP3_CAP_WFM 0x0002 /* Support WoL and PXE */ -#define IGP3_CAP_ASF 0x0004 /* Support ASF */ -#define IGP3_CAP_LPLU 0x0008 /* Support Low Power Link Up */ -#define IGP3_CAP_DC_AUTO_SPEED 0x0010 /* Support AC/DC Auto Link Speed */ -#define IGP3_CAP_SPD 0x0020 /* Support Smart Power Down */ -#define IGP3_CAP_MULT_QUEUE 0x0040 /* Support 2 tx & 2 rx queues */ -#define IGP3_CAP_RSS 0x0080 /* Support RSS */ -#define IGP3_CAP_8021PQ 0x0100 /* Support 802.1Q & 802.1p */ -#define IGP3_CAP_AMT_CB 0x0200 /* Support active manageability and circuit breaker */ +#define IGP3_CAP_INITIATE_TEAM 0x0001 /* Able to initiate a team */ +#define IGP3_CAP_WFM 0x0002 /* Support WoL and PXE */ +#define IGP3_CAP_ASF 0x0004 /* Support ASF */ +#define IGP3_CAP_LPLU 0x0008 /* Support Low Power Link Up */ +#define IGP3_CAP_DC_AUTO_SPEED 0x0010 /* Support AC/DC Auto Link Speed */ +#define IGP3_CAP_SPD 0x0020 /* Support Smart Power Down */ +#define IGP3_CAP_MULT_QUEUE 0x0040 /* Support 2 tx & 2 rx queues */ +#define IGP3_CAP_RSS 0x0080 /* Support RSS */ +#define IGP3_CAP_8021PQ 0x0100 /* Support 802.1Q & 802.1p */ +#define IGP3_CAP_AMT_CB 0x0200 /* Support active manageability and circuit breaker */ #define IGP3_PPC_JORDAN_EN 0x0001 #define IGP3_PPC_JORDAN_GIGA_SPEED 0x0002 @@ -3210,69 +2923,69 @@ struct e1000_host_command_info { #define IGP3_KMRN_PMC_K0S_MODE1_EN_GIGA 0x0020 #define IGP3_KMRN_PMC_K0S_MODE1_EN_100 0x0040 -#define IGP3E1000_PHY_MISC_CTRL 0x1B /* Misc. Ctrl register */ -#define IGP3_PHY_MISC_DUPLEX_MANUAL_SET 0x1000 /* Duplex Manual Set */ +#define IGP3E1000_PHY_MISC_CTRL 0x1B /* Misc. Ctrl register */ +#define IGP3_PHY_MISC_DUPLEX_MANUAL_SET 0x1000 /* Duplex Manual Set */ #define IGP3_KMRN_EXT_CTRL PHY_REG(770, 18) #define IGP3_KMRN_EC_DIS_INBAND 0x0080 #define IGP03E1000_E_PHY_ID 0x02A80390 -#define IFE_E_PHY_ID 0x02A80330 /* 10/100 PHY */ +#define IFE_E_PHY_ID 0x02A80330 /* 10/100 PHY */ #define IFE_PLUS_E_PHY_ID 0x02A80320 #define IFE_C_E_PHY_ID 0x02A80310 -#define IFE_PHY_EXTENDED_STATUS_CONTROL 0x10 /* 100BaseTx Extended Status, Control and Address */ -#define IFE_PHY_SPECIAL_CONTROL 0x11 /* 100BaseTx PHY special control register */ -#define IFE_PHY_RCV_FALSE_CARRIER 0x13 /* 100BaseTx Receive False Carrier Counter */ -#define IFE_PHY_RCV_DISCONNECT 0x14 /* 100BaseTx Receive Disconnet Counter */ -#define IFE_PHY_RCV_ERROT_FRAME 0x15 /* 100BaseTx Receive Error Frame Counter */ -#define IFE_PHY_RCV_SYMBOL_ERR 0x16 /* Receive Symbol Error Counter */ -#define IFE_PHY_PREM_EOF_ERR 0x17 /* 100BaseTx Receive Premature End Of Frame Error Counter */ -#define IFE_PHY_RCV_EOF_ERR 0x18 /* 10BaseT Receive End Of Frame Error Counter */ -#define IFE_PHY_TX_JABBER_DETECT 0x19 /* 10BaseT Transmit Jabber Detect Counter */ -#define IFE_PHY_EQUALIZER 0x1A /* PHY Equalizer Control and Status */ -#define IFE_PHY_SPECIAL_CONTROL_LED 0x1B /* PHY special control and LED configuration */ -#define IFE_PHY_MDIX_CONTROL 0x1C /* MDI/MDI-X Control register */ -#define IFE_PHY_HWI_CONTROL 0x1D /* Hardware Integrity Control (HWI) */ - -#define IFE_PESC_REDUCED_POWER_DOWN_DISABLE 0x2000 /* Defaut 1 = Disable auto reduced power down */ -#define IFE_PESC_100BTX_POWER_DOWN 0x0400 /* Indicates the power state of 100BASE-TX */ -#define IFE_PESC_10BTX_POWER_DOWN 0x0200 /* Indicates the power state of 10BASE-T */ -#define IFE_PESC_POLARITY_REVERSED 0x0100 /* Indicates 10BASE-T polarity */ -#define IFE_PESC_PHY_ADDR_MASK 0x007C /* Bit 6:2 for sampled PHY address */ -#define IFE_PESC_SPEED 0x0002 /* Auto-negotiation speed result 1=100Mbs, 0=10Mbs */ -#define IFE_PESC_DUPLEX 0x0001 /* Auto-negotiation duplex result 1=Full, 0=Half */ +#define IFE_PHY_EXTENDED_STATUS_CONTROL 0x10 /* 100BaseTx Extended Status, Control and Address */ +#define IFE_PHY_SPECIAL_CONTROL 0x11 /* 100BaseTx PHY special control register */ +#define IFE_PHY_RCV_FALSE_CARRIER 0x13 /* 100BaseTx Receive False Carrier Counter */ +#define IFE_PHY_RCV_DISCONNECT 0x14 /* 100BaseTx Receive Disconnect Counter */ +#define IFE_PHY_RCV_ERROT_FRAME 0x15 /* 100BaseTx Receive Error Frame Counter */ +#define IFE_PHY_RCV_SYMBOL_ERR 0x16 /* Receive Symbol Error Counter */ +#define IFE_PHY_PREM_EOF_ERR 0x17 /* 100BaseTx Receive Premature End Of Frame Error Counter */ +#define IFE_PHY_RCV_EOF_ERR 0x18 /* 10BaseT Receive End Of Frame Error Counter */ +#define IFE_PHY_TX_JABBER_DETECT 0x19 /* 10BaseT Transmit Jabber Detect Counter */ +#define IFE_PHY_EQUALIZER 0x1A /* PHY Equalizer Control and Status */ +#define IFE_PHY_SPECIAL_CONTROL_LED 0x1B /* PHY special control and LED configuration */ +#define IFE_PHY_MDIX_CONTROL 0x1C /* MDI/MDI-X Control register */ +#define IFE_PHY_HWI_CONTROL 0x1D /* Hardware Integrity Control (HWI) */ + +#define IFE_PESC_REDUCED_POWER_DOWN_DISABLE 0x2000 /* Default 1 = Disable auto reduced power down */ +#define IFE_PESC_100BTX_POWER_DOWN 0x0400 /* Indicates the power state of 100BASE-TX */ +#define IFE_PESC_10BTX_POWER_DOWN 0x0200 /* Indicates the power state of 10BASE-T */ +#define IFE_PESC_POLARITY_REVERSED 0x0100 /* Indicates 10BASE-T polarity */ +#define IFE_PESC_PHY_ADDR_MASK 0x007C /* Bit 6:2 for sampled PHY address */ +#define IFE_PESC_SPEED 0x0002 /* Auto-negotiation speed result 1=100Mbs, 0=10Mbs */ +#define IFE_PESC_DUPLEX 0x0001 /* Auto-negotiation duplex result 1=Full, 0=Half */ #define IFE_PESC_POLARITY_REVERSED_SHIFT 8 -#define IFE_PSC_DISABLE_DYNAMIC_POWER_DOWN 0x0100 /* 1 = Dyanmic Power Down disabled */ -#define IFE_PSC_FORCE_POLARITY 0x0020 /* 1=Reversed Polarity, 0=Normal */ -#define IFE_PSC_AUTO_POLARITY_DISABLE 0x0010 /* 1=Auto Polarity Disabled, 0=Enabled */ -#define IFE_PSC_JABBER_FUNC_DISABLE 0x0001 /* 1=Jabber Disabled, 0=Normal Jabber Operation */ +#define IFE_PSC_DISABLE_DYNAMIC_POWER_DOWN 0x0100 /* 1 = Dynamic Power Down disabled */ +#define IFE_PSC_FORCE_POLARITY 0x0020 /* 1=Reversed Polarity, 0=Normal */ +#define IFE_PSC_AUTO_POLARITY_DISABLE 0x0010 /* 1=Auto Polarity Disabled, 0=Enabled */ +#define IFE_PSC_JABBER_FUNC_DISABLE 0x0001 /* 1=Jabber Disabled, 0=Normal Jabber Operation */ #define IFE_PSC_FORCE_POLARITY_SHIFT 5 #define IFE_PSC_AUTO_POLARITY_DISABLE_SHIFT 4 -#define IFE_PMC_AUTO_MDIX 0x0080 /* 1=enable MDI/MDI-X feature, default 0=disabled */ -#define IFE_PMC_FORCE_MDIX 0x0040 /* 1=force MDIX-X, 0=force MDI */ -#define IFE_PMC_MDIX_STATUS 0x0020 /* 1=MDI-X, 0=MDI */ -#define IFE_PMC_AUTO_MDIX_COMPLETE 0x0010 /* Resolution algorithm is completed */ +#define IFE_PMC_AUTO_MDIX 0x0080 /* 1=enable MDI/MDI-X feature, default 0=disabled */ +#define IFE_PMC_FORCE_MDIX 0x0040 /* 1=force MDIX-X, 0=force MDI */ +#define IFE_PMC_MDIX_STATUS 0x0020 /* 1=MDI-X, 0=MDI */ +#define IFE_PMC_AUTO_MDIX_COMPLETE 0x0010 /* Resolution algorithm is completed */ #define IFE_PMC_MDIX_MODE_SHIFT 6 -#define IFE_PHC_MDIX_RESET_ALL_MASK 0x0000 /* Disable auto MDI-X */ - -#define IFE_PHC_HWI_ENABLE 0x8000 /* Enable the HWI feature */ -#define IFE_PHC_ABILITY_CHECK 0x4000 /* 1= Test Passed, 0=failed */ -#define IFE_PHC_TEST_EXEC 0x2000 /* PHY launch test pulses on the wire */ -#define IFE_PHC_HIGHZ 0x0200 /* 1 = Open Circuit */ -#define IFE_PHC_LOWZ 0x0400 /* 1 = Short Circuit */ -#define IFE_PHC_LOW_HIGH_Z_MASK 0x0600 /* Mask for indication type of problem on the line */ -#define IFE_PHC_DISTANCE_MASK 0x01FF /* Mask for distance to the cable problem, in 80cm granularity */ -#define IFE_PHC_RESET_ALL_MASK 0x0000 /* Disable HWI */ -#define IFE_PSCL_PROBE_MODE 0x0020 /* LED Probe mode */ -#define IFE_PSCL_PROBE_LEDS_OFF 0x0006 /* Force LEDs 0 and 2 off */ -#define IFE_PSCL_PROBE_LEDS_ON 0x0007 /* Force LEDs 0 and 2 on */ - -#define ICH_FLASH_COMMAND_TIMEOUT 5000 /* 5000 uSecs - adjusted */ -#define ICH_FLASH_ERASE_TIMEOUT 3000000 /* Up to 3 seconds - worst case */ -#define ICH_FLASH_CYCLE_REPEAT_COUNT 10 /* 10 cycles */ +#define IFE_PHC_MDIX_RESET_ALL_MASK 0x0000 /* Disable auto MDI-X */ + +#define IFE_PHC_HWI_ENABLE 0x8000 /* Enable the HWI feature */ +#define IFE_PHC_ABILITY_CHECK 0x4000 /* 1= Test Passed, 0=failed */ +#define IFE_PHC_TEST_EXEC 0x2000 /* PHY launch test pulses on the wire */ +#define IFE_PHC_HIGHZ 0x0200 /* 1 = Open Circuit */ +#define IFE_PHC_LOWZ 0x0400 /* 1 = Short Circuit */ +#define IFE_PHC_LOW_HIGH_Z_MASK 0x0600 /* Mask for indication type of problem on the line */ +#define IFE_PHC_DISTANCE_MASK 0x01FF /* Mask for distance to the cable problem, in 80cm granularity */ +#define IFE_PHC_RESET_ALL_MASK 0x0000 /* Disable HWI */ +#define IFE_PSCL_PROBE_MODE 0x0020 /* LED Probe mode */ +#define IFE_PSCL_PROBE_LEDS_OFF 0x0006 /* Force LEDs 0 and 2 off */ +#define IFE_PSCL_PROBE_LEDS_ON 0x0007 /* Force LEDs 0 and 2 on */ + +#define ICH_FLASH_COMMAND_TIMEOUT 5000 /* 5000 uSecs - adjusted */ +#define ICH_FLASH_ERASE_TIMEOUT 3000000 /* Up to 3 seconds - worst case */ +#define ICH_FLASH_CYCLE_REPEAT_COUNT 10 /* 10 cycles */ #define ICH_FLASH_SEG_SIZE_256 256 #define ICH_FLASH_SEG_SIZE_4K 4096 #define ICH_FLASH_SEG_SIZE_64K 65536 @@ -3305,74 +3018,6 @@ struct e1000_host_command_info { #define ICH_GFPREG_BASE_MASK 0x1FFF #define ICH_FLASH_LINEAR_ADDR_MASK 0x00FFFFFF -/* ICH8 GbE Flash Hardware Sequencing Flash Status Register bit breakdown */ -/* Offset 04h HSFSTS */ -union ich8_hws_flash_status { - struct ich8_hsfsts { -#ifdef __BIG_ENDIAN - u16 reserved2 :6; - u16 fldesvalid :1; - u16 flockdn :1; - u16 flcdone :1; - u16 flcerr :1; - u16 dael :1; - u16 berasesz :2; - u16 flcinprog :1; - u16 reserved1 :2; -#else - u16 flcdone :1; /* bit 0 Flash Cycle Done */ - u16 flcerr :1; /* bit 1 Flash Cycle Error */ - u16 dael :1; /* bit 2 Direct Access error Log */ - u16 berasesz :2; /* bit 4:3 Block/Sector Erase Size */ - u16 flcinprog :1; /* bit 5 flash SPI cycle in Progress */ - u16 reserved1 :2; /* bit 13:6 Reserved */ - u16 reserved2 :6; /* bit 13:6 Reserved */ - u16 fldesvalid :1; /* bit 14 Flash Descriptor Valid */ - u16 flockdn :1; /* bit 15 Flash Configuration Lock-Down */ -#endif - } hsf_status; - u16 regval; -}; - -/* ICH8 GbE Flash Hardware Sequencing Flash control Register bit breakdown */ -/* Offset 06h FLCTL */ -union ich8_hws_flash_ctrl { - struct ich8_hsflctl { -#ifdef __BIG_ENDIAN - u16 fldbcount :2; - u16 flockdn :6; - u16 flcgo :1; - u16 flcycle :2; - u16 reserved :5; -#else - u16 flcgo :1; /* 0 Flash Cycle Go */ - u16 flcycle :2; /* 2:1 Flash Cycle */ - u16 reserved :5; /* 7:3 Reserved */ - u16 fldbcount :2; /* 9:8 Flash Data Byte Count */ - u16 flockdn :6; /* 15:10 Reserved */ -#endif - } hsf_ctrl; - u16 regval; -}; - -/* ICH8 Flash Region Access Permissions */ -union ich8_hws_flash_regacc { - struct ich8_flracc { -#ifdef __BIG_ENDIAN - u32 gmwag :8; - u32 gmrag :8; - u32 grwa :8; - u32 grra :8; -#else - u32 grra :8; /* 0:7 GbE region Read Access */ - u32 grwa :8; /* 8:15 GbE region Write Access */ - u32 gmrag :8; /* 23:16 GbE Master Read Access Grant */ - u32 gmwag :8; /* 31:24 GbE Master Write Access Grant */ -#endif - } hsf_flregacc; - u16 regval; -}; - /* Miscellaneous PHY bit definitions. */ #define PHY_PREAMBLE 0xFFFFFFFF #define PHY_SOF 0x01 @@ -3384,10 +3029,10 @@ union ich8_hws_flash_regacc { #define MII_CR_SPEED_100 0x2000 #define MII_CR_SPEED_10 0x0000 #define E1000_PHY_ADDRESS 0x01 -#define PHY_AUTO_NEG_TIME 45 /* 4.5 Seconds */ -#define PHY_FORCE_TIME 20 /* 2.0 Seconds */ +#define PHY_AUTO_NEG_TIME 45 /* 4.5 Seconds */ +#define PHY_FORCE_TIME 20 /* 2.0 Seconds */ #define PHY_REVISION_MASK 0xFFFFFFF0 -#define DEVICE_SPEED_MASK 0x00000300 /* Device Ctrl Reg Speed Mask */ +#define DEVICE_SPEED_MASK 0x00000300 /* Device Ctrl Reg Speed Mask */ #define REG4_SPEED_MASK 0x01E0 #define REG9_SPEED_MASK 0x0300 #define ADVERTISE_10_HALF 0x0001 @@ -3396,8 +3041,8 @@ union ich8_hws_flash_regacc { #define ADVERTISE_100_FULL 0x0008 #define ADVERTISE_1000_HALF 0x0010 #define ADVERTISE_1000_FULL 0x0020 -#define AUTONEG_ADVERTISE_SPEED_DEFAULT 0x002F /* Everything but 1000-Half */ -#define AUTONEG_ADVERTISE_10_100_ALL 0x000F /* All 10/100 speeds*/ -#define AUTONEG_ADVERTISE_10_ALL 0x0003 /* 10Mbps Full & Half speeds*/ +#define AUTONEG_ADVERTISE_SPEED_DEFAULT 0x002F /* Everything but 1000-Half */ +#define AUTONEG_ADVERTISE_10_100_ALL 0x000F /* All 10/100 speeds */ +#define AUTONEG_ADVERTISE_10_ALL 0x0003 /* 10Mbps Full & Half speeds */ #endif /* _E1000_HW_H_ */ diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index c66dd4f9437..bcd192ca47b 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -31,7 +31,7 @@ char e1000_driver_name[] = "e1000"; static char e1000_driver_string[] = "Intel(R) PRO/1000 Network Driver"; -#define DRV_VERSION "7.3.21-k3-NAPI" +#define DRV_VERSION "7.3.21-k5-NAPI" const char e1000_driver_version[] = DRV_VERSION; static const char e1000_copyright[] = "Copyright (c) 1999-2006 Intel Corporation."; @@ -131,7 +131,6 @@ static struct net_device_stats * e1000_get_stats(struct net_device *netdev); static int e1000_change_mtu(struct net_device *netdev, int new_mtu); static int e1000_set_mac(struct net_device *netdev, void *p); static irqreturn_t e1000_intr(int irq, void *data); -static irqreturn_t e1000_intr_msi(int irq, void *data); static bool e1000_clean_tx_irq(struct e1000_adapter *adapter, struct e1000_tx_ring *tx_ring); static int e1000_clean(struct napi_struct *napi, int budget); @@ -258,25 +257,14 @@ module_exit(e1000_exit_module); static int e1000_request_irq(struct e1000_adapter *adapter) { - struct e1000_hw *hw = &adapter->hw; struct net_device *netdev = adapter->netdev; irq_handler_t handler = e1000_intr; int irq_flags = IRQF_SHARED; int err; - if (hw->mac_type >= e1000_82571) { - adapter->have_msi = !pci_enable_msi(adapter->pdev); - if (adapter->have_msi) { - handler = e1000_intr_msi; - irq_flags = 0; - } - } - err = request_irq(adapter->pdev->irq, handler, irq_flags, netdev->name, netdev); if (err) { - if (adapter->have_msi) - pci_disable_msi(adapter->pdev); DPRINTK(PROBE, ERR, "Unable to allocate interrupt Error: %d\n", err); } @@ -289,9 +277,6 @@ static void e1000_free_irq(struct e1000_adapter *adapter) struct net_device *netdev = adapter->netdev; free_irq(adapter->pdev->irq, netdev); - - if (adapter->have_msi) - pci_disable_msi(adapter->pdev); } /** @@ -345,76 +330,6 @@ static void e1000_update_mng_vlan(struct e1000_adapter *adapter) } } -/** - * e1000_release_hw_control - release control of the h/w to f/w - * @adapter: address of board private structure - * - * e1000_release_hw_control resets {CTRL_EXT|FWSM}:DRV_LOAD bit. - * For ASF and Pass Through versions of f/w this means that the - * driver is no longer loaded. For AMT version (only with 82573) i - * of the f/w this means that the network i/f is closed. - * - **/ - -static void e1000_release_hw_control(struct e1000_adapter *adapter) -{ - u32 ctrl_ext; - u32 swsm; - struct e1000_hw *hw = &adapter->hw; - - /* Let firmware taken over control of h/w */ - switch (hw->mac_type) { - case e1000_82573: - swsm = er32(SWSM); - ew32(SWSM, swsm & ~E1000_SWSM_DRV_LOAD); - break; - case e1000_82571: - case e1000_82572: - case e1000_80003es2lan: - case e1000_ich8lan: - ctrl_ext = er32(CTRL_EXT); - ew32(CTRL_EXT, ctrl_ext & ~E1000_CTRL_EXT_DRV_LOAD); - break; - default: - break; - } -} - -/** - * e1000_get_hw_control - get control of the h/w from f/w - * @adapter: address of board private structure - * - * e1000_get_hw_control sets {CTRL_EXT|FWSM}:DRV_LOAD bit. - * For ASF and Pass Through versions of f/w this means that - * the driver is loaded. For AMT version (only with 82573) - * of the f/w this means that the network i/f is open. - * - **/ - -static void e1000_get_hw_control(struct e1000_adapter *adapter) -{ - u32 ctrl_ext; - u32 swsm; - struct e1000_hw *hw = &adapter->hw; - - /* Let firmware know the driver has taken over */ - switch (hw->mac_type) { - case e1000_82573: - swsm = er32(SWSM); - ew32(SWSM, swsm | E1000_SWSM_DRV_LOAD); - break; - case e1000_82571: - case e1000_82572: - case e1000_80003es2lan: - case e1000_ich8lan: - ctrl_ext = er32(CTRL_EXT); - ew32(CTRL_EXT, ctrl_ext | E1000_CTRL_EXT_DRV_LOAD); - break; - default: - break; - } -} - static void e1000_init_manageability(struct e1000_adapter *adapter) { struct e1000_hw *hw = &adapter->hw; @@ -425,20 +340,6 @@ static void e1000_init_manageability(struct e1000_adapter *adapter) /* disable hardware interception of ARP */ manc &= ~(E1000_MANC_ARP_EN); - /* enable receiving management packets to the host */ - /* this will probably generate destination unreachable messages - * from the host OS, but the packets will be handled on SMBUS */ - if (hw->has_manc2h) { - u32 manc2h = er32(MANC2H); - - manc |= E1000_MANC_EN_MNG2HOST; -#define E1000_MNG2HOST_PORT_623 (1 << 5) -#define E1000_MNG2HOST_PORT_664 (1 << 6) - manc2h |= E1000_MNG2HOST_PORT_623; - manc2h |= E1000_MNG2HOST_PORT_664; - ew32(MANC2H, manc2h); - } - ew32(MANC, manc); } } @@ -453,12 +354,6 @@ static void e1000_release_manageability(struct e1000_adapter *adapter) /* re-enable hardware interception of ARP */ manc |= E1000_MANC_ARP_EN; - if (hw->has_manc2h) - manc &= ~E1000_MANC_EN_MNG2HOST; - - /* don't explicitly have to mess with MANC2H since - * MANC has an enable disable that gates MANC2H */ - ew32(MANC, manc); } } @@ -563,15 +458,6 @@ static void e1000_power_down_phy(struct e1000_adapter *adapter) if (er32(MANC) & E1000_MANC_SMBUS_EN) goto out; break; - case e1000_82571: - case e1000_82572: - case e1000_82573: - case e1000_80003es2lan: - case e1000_ich8lan: - if (e1000_check_mng_mode(hw) || - e1000_check_phy_reset_block(hw)) - goto out; - break; default: goto out; } @@ -599,8 +485,7 @@ void e1000_down(struct e1000_adapter *adapter) ew32(RCTL, rctl & ~E1000_RCTL_EN); /* flush and sleep below */ - /* can be netif_tx_disable when NETIF_F_LLTX is removed */ - netif_stop_queue(netdev); + netif_tx_disable(netdev); /* disable transmits in the hardware */ tctl = er32(TCTL); @@ -671,16 +556,6 @@ void e1000_reset(struct e1000_adapter *adapter) legacy_pba_adjust = true; pba = E1000_PBA_30K; break; - case e1000_82571: - case e1000_82572: - case e1000_80003es2lan: - pba = E1000_PBA_38K; - break; - case e1000_82573: - pba = E1000_PBA_20K; - break; - case e1000_ich8lan: - pba = E1000_PBA_8K; case e1000_undefined: case e1000_num_macs: break; @@ -744,16 +619,8 @@ void e1000_reset(struct e1000_adapter *adapter) /* if short on rx space, rx wins and must trump tx * adjustment or use Early Receive if available */ - if (pba < min_rx_space) { - switch (hw->mac_type) { - case e1000_82573: - /* ERT enabled in e1000_configure_rx */ - break; - default: - pba = min_rx_space; - break; - } - } + if (pba < min_rx_space) + pba = min_rx_space; } } @@ -789,7 +656,6 @@ void e1000_reset(struct e1000_adapter *adapter) /* if (adapter->hwflags & HWFLAGS_PHY_PWR_BIT) { */ if (hw->mac_type >= e1000_82544 && - hw->mac_type <= e1000_82547_rev_2 && hw->autoneg == 1 && hw->autoneg_advertised == ADVERTISE_1000_FULL) { u32 ctrl = er32(CTRL); @@ -806,20 +672,6 @@ void e1000_reset(struct e1000_adapter *adapter) e1000_reset_adaptive(hw); e1000_phy_get_info(hw, &adapter->phy_info); - if (!adapter->smart_power_down && - (hw->mac_type == e1000_82571 || - hw->mac_type == e1000_82572)) { - u16 phy_data = 0; - /* speed up time to link by disabling smart power down, ignore - * the return value of this function because there is nothing - * different we would do if it failed */ - e1000_read_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT, - &phy_data); - phy_data &= ~IGP02E1000_PM_SPD; - e1000_write_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT, - phy_data); - } - e1000_release_manageability(adapter); } @@ -1046,17 +898,6 @@ static int __devinit e1000_probe(struct pci_dev *pdev, goto err_sw_init; err = -EIO; - /* Flash BAR mapping must happen after e1000_sw_init - * because it depends on mac_type */ - if ((hw->mac_type == e1000_ich8lan) && - (pci_resource_flags(pdev, 1) & IORESOURCE_MEM)) { - hw->flash_address = pci_ioremap_bar(pdev, 1); - if (!hw->flash_address) - goto err_flashmap; - } - - if (e1000_check_phy_reset_block(hw)) - DPRINTK(PROBE, INFO, "PHY reset is blocked due to SOL/IDER session.\n"); if (hw->mac_type >= e1000_82543) { netdev->features = NETIF_F_SG | @@ -1064,21 +905,16 @@ static int __devinit e1000_probe(struct pci_dev *pdev, NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX | NETIF_F_HW_VLAN_FILTER; - if (hw->mac_type == e1000_ich8lan) - netdev->features &= ~NETIF_F_HW_VLAN_FILTER; } if ((hw->mac_type >= e1000_82544) && (hw->mac_type != e1000_82547)) netdev->features |= NETIF_F_TSO; - if (hw->mac_type > e1000_82547_rev_2) - netdev->features |= NETIF_F_TSO6; if (pci_using_dac) netdev->features |= NETIF_F_HIGHDMA; netdev->vlan_features |= NETIF_F_TSO; - netdev->vlan_features |= NETIF_F_TSO6; netdev->vlan_features |= NETIF_F_HW_CSUM; netdev->vlan_features |= NETIF_F_SG; @@ -1153,15 +989,8 @@ static int __devinit e1000_probe(struct pci_dev *pdev, EEPROM_INIT_CONTROL2_REG, 1, &eeprom_data); eeprom_apme_mask = E1000_EEPROM_82544_APM; break; - case e1000_ich8lan: - e1000_read_eeprom(hw, - EEPROM_INIT_CONTROL1_REG, 1, &eeprom_data); - eeprom_apme_mask = E1000_EEPROM_ICH8_APME; - break; case e1000_82546: case e1000_82546_rev_3: - case e1000_82571: - case e1000_80003es2lan: if (er32(STATUS) & E1000_STATUS_FUNC_1){ e1000_read_eeprom(hw, EEPROM_INIT_CONTROL3_PORT_B, 1, &eeprom_data); @@ -1185,17 +1014,12 @@ static int __devinit e1000_probe(struct pci_dev *pdev, break; case E1000_DEV_ID_82546EB_FIBER: case E1000_DEV_ID_82546GB_FIBER: - case E1000_DEV_ID_82571EB_FIBER: /* Wake events only supported on port A for dual fiber * regardless of eeprom setting */ if (er32(STATUS) & E1000_STATUS_FUNC_1) adapter->eeprom_wol = 0; break; case E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3: - case E1000_DEV_ID_82571EB_QUAD_COPPER: - case E1000_DEV_ID_82571EB_QUAD_FIBER: - case E1000_DEV_ID_82571EB_QUAD_COPPER_LOWPROFILE: - case E1000_DEV_ID_82571PT_QUAD_COPPER: /* if quad port adapter, disable WoL on all but port A */ if (global_quad_port_a != 0) adapter->eeprom_wol = 0; @@ -1213,39 +1037,18 @@ static int __devinit e1000_probe(struct pci_dev *pdev, /* print bus type/speed/width info */ DPRINTK(PROBE, INFO, "(PCI%s:%s:%s) ", - ((hw->bus_type == e1000_bus_type_pcix) ? "-X" : - (hw->bus_type == e1000_bus_type_pci_express ? " Express":"")), - ((hw->bus_speed == e1000_bus_speed_2500) ? "2.5Gb/s" : - (hw->bus_speed == e1000_bus_speed_133) ? "133MHz" : + ((hw->bus_type == e1000_bus_type_pcix) ? "-X" : ""), + ((hw->bus_speed == e1000_bus_speed_133) ? "133MHz" : (hw->bus_speed == e1000_bus_speed_120) ? "120MHz" : (hw->bus_speed == e1000_bus_speed_100) ? "100MHz" : (hw->bus_speed == e1000_bus_speed_66) ? "66MHz" : "33MHz"), - ((hw->bus_width == e1000_bus_width_64) ? "64-bit" : - (hw->bus_width == e1000_bus_width_pciex_4) ? "Width x4" : - (hw->bus_width == e1000_bus_width_pciex_1) ? "Width x1" : - "32-bit")); + ((hw->bus_width == e1000_bus_width_64) ? "64-bit" : "32-bit")); printk("%pM\n", netdev->dev_addr); - if (hw->bus_type == e1000_bus_type_pci_express) { - DPRINTK(PROBE, WARNING, "This device (id %04x:%04x) will no " - "longer be supported by this driver in the future.\n", - pdev->vendor, pdev->device); - DPRINTK(PROBE, WARNING, "please use the \"e1000e\" " - "driver instead.\n"); - } - /* reset the hardware with the new settings */ e1000_reset(adapter); - /* If the controller is 82573 and f/w is AMT, do not set - * DRV_LOAD until the interface is up. For all other cases, - * let the f/w know that the h/w is now under the control - * of the driver. */ - if (hw->mac_type != e1000_82573 || - !e1000_check_mng_mode(hw)) - e1000_get_hw_control(adapter); - strcpy(netdev->name, "eth%d"); err = register_netdev(netdev); if (err) @@ -1260,14 +1063,11 @@ static int __devinit e1000_probe(struct pci_dev *pdev, return 0; err_register: - e1000_release_hw_control(adapter); err_eeprom: - if (!e1000_check_phy_reset_block(hw)) - e1000_phy_hw_reset(hw); + e1000_phy_hw_reset(hw); if (hw->flash_address) iounmap(hw->flash_address); -err_flashmap: kfree(adapter->tx_ring); kfree(adapter->rx_ring); err_sw_init: @@ -1298,18 +1098,18 @@ static void __devexit e1000_remove(struct pci_dev *pdev) struct e1000_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; + set_bit(__E1000_DOWN, &adapter->flags); + del_timer_sync(&adapter->tx_fifo_stall_timer); + del_timer_sync(&adapter->watchdog_timer); + del_timer_sync(&adapter->phy_info_timer); + cancel_work_sync(&adapter->reset_task); e1000_release_manageability(adapter); - /* Release control of h/w to f/w. If f/w is AMT enabled, this - * would have already happened in close and is redundant. */ - e1000_release_hw_control(adapter); - unregister_netdev(netdev); - if (!e1000_check_phy_reset_block(hw)) - e1000_phy_hw_reset(hw); + e1000_phy_hw_reset(hw); kfree(adapter->tx_ring); kfree(adapter->rx_ring); @@ -1472,12 +1272,6 @@ static int e1000_open(struct net_device *netdev) e1000_update_mng_vlan(adapter); } - /* If AMT is enabled, let the firmware know that the network - * interface is now open */ - if (hw->mac_type == e1000_82573 && - e1000_check_mng_mode(hw)) - e1000_get_hw_control(adapter); - /* before we allocate an interrupt, we must be ready to handle it. * Setting DEBUG_SHIRQ in the kernel makes it fire an interrupt * as soon as we call pci_request_irq, so we have to setup our @@ -1503,7 +1297,6 @@ static int e1000_open(struct net_device *netdev) return E1000_SUCCESS; err_req_irq: - e1000_release_hw_control(adapter); e1000_power_down_phy(adapter); e1000_free_all_rx_resources(adapter); err_setup_rx: @@ -1548,12 +1341,6 @@ static int e1000_close(struct net_device *netdev) e1000_vlan_rx_kill_vid(netdev, adapter->mng_vlan_id); } - /* If AMT is enabled, let the firmware know that the network - * interface is now closed */ - if (hw->mac_type == e1000_82573 && - e1000_check_mng_mode(hw)) - e1000_release_hw_control(adapter); - return 0; } @@ -1692,7 +1479,7 @@ static void e1000_configure_tx(struct e1000_adapter *adapter) { u64 tdba; struct e1000_hw *hw = &adapter->hw; - u32 tdlen, tctl, tipg, tarc; + u32 tdlen, tctl, tipg; u32 ipgr1, ipgr2; /* Setup the HW Tx Head and Tail descriptor pointers */ @@ -1714,8 +1501,7 @@ static void e1000_configure_tx(struct e1000_adapter *adapter) } /* Set the default values for the Tx Inter Packet Gap timer */ - if (hw->mac_type <= e1000_82547_rev_2 && - (hw->media_type == e1000_media_type_fiber || + if ((hw->media_type == e1000_media_type_fiber || hw->media_type == e1000_media_type_internal_serdes)) tipg = DEFAULT_82543_TIPG_IPGT_FIBER; else @@ -1728,10 +1514,6 @@ static void e1000_configure_tx(struct e1000_adapter *adapter) ipgr1 = DEFAULT_82542_TIPG_IPGR1; ipgr2 = DEFAULT_82542_TIPG_IPGR2; break; - case e1000_80003es2lan: - ipgr1 = DEFAULT_82543_TIPG_IPGR1; - ipgr2 = DEFAULT_80003ES2LAN_TIPG_IPGR2; - break; default: ipgr1 = DEFAULT_82543_TIPG_IPGR1; ipgr2 = DEFAULT_82543_TIPG_IPGR2; @@ -1754,21 +1536,6 @@ static void e1000_configure_tx(struct e1000_adapter *adapter) tctl |= E1000_TCTL_PSP | E1000_TCTL_RTLC | (E1000_COLLISION_THRESHOLD << E1000_CT_SHIFT); - if (hw->mac_type == e1000_82571 || hw->mac_type == e1000_82572) { - tarc = er32(TARC0); - /* set the speed mode bit, we'll clear it if we're not at - * gigabit link later */ - tarc |= (1 << 21); - ew32(TARC0, tarc); - } else if (hw->mac_type == e1000_80003es2lan) { - tarc = er32(TARC0); - tarc |= 1; - ew32(TARC0, tarc); - tarc = er32(TARC1); - tarc |= 1; - ew32(TARC1, tarc); - } - e1000_config_collision_dist(hw); /* Setup Transmit Descriptor Settings for eop descriptor */ @@ -1804,7 +1571,6 @@ static void e1000_configure_tx(struct e1000_adapter *adapter) static int e1000_setup_rx_resources(struct e1000_adapter *adapter, struct e1000_rx_ring *rxdr) { - struct e1000_hw *hw = &adapter->hw; struct pci_dev *pdev = adapter->pdev; int size, desc_len; @@ -1817,10 +1583,7 @@ static int e1000_setup_rx_resources(struct e1000_adapter *adapter, } memset(rxdr->buffer_info, 0, size); - if (hw->mac_type <= e1000_82547_rev_2) - desc_len = sizeof(struct e1000_rx_desc); - else - desc_len = sizeof(union e1000_rx_desc_packet_split); + desc_len = sizeof(struct e1000_rx_desc); /* Round up to nearest 4K */ @@ -1977,7 +1740,7 @@ static void e1000_configure_rx(struct e1000_adapter *adapter) { u64 rdba; struct e1000_hw *hw = &adapter->hw; - u32 rdlen, rctl, rxcsum, ctrl_ext; + u32 rdlen, rctl, rxcsum; if (adapter->netdev->mtu > ETH_DATA_LEN) { rdlen = adapter->rx_ring[0].count * @@ -2004,17 +1767,6 @@ static void e1000_configure_rx(struct e1000_adapter *adapter) ew32(ITR, 1000000000 / (adapter->itr * 256)); } - if (hw->mac_type >= e1000_82571) { - ctrl_ext = er32(CTRL_EXT); - /* Reset delay timers after every interrupt */ - ctrl_ext |= E1000_CTRL_EXT_INT_TIMER_CLR; - /* Auto-Mask interrupts upon ICR access */ - ctrl_ext |= E1000_CTRL_EXT_IAME; - ew32(IAM, 0xffffffff); - ew32(CTRL_EXT, ctrl_ext); - E1000_WRITE_FLUSH(); - } - /* Setup the HW Rx Head and Tail Descriptor Pointers and * the Base and Length of the Rx Descriptor Ring */ switch (adapter->num_rx_queues) { @@ -2329,22 +2081,6 @@ static int e1000_set_mac(struct net_device *netdev, void *p) e1000_rar_set(hw, hw->mac_addr, 0); - /* With 82571 controllers, LAA may be overwritten (with the default) - * due to controller reset from the other port. */ - if (hw->mac_type == e1000_82571) { - /* activate the work around */ - hw->laa_is_present = 1; - - /* Hold a copy of the LAA in RAR[14] This is done so that - * between the time RAR[0] gets clobbered and the time it - * gets fixed (in e1000_watchdog), the actual LAA is in one - * of the RARs and no incoming packets directed to this port - * are dropped. Eventaully the LAA will be in RAR[0] and - * RAR[14] */ - e1000_rar_set(hw, hw->mac_addr, - E1000_RAR_ENTRIES - 1); - } - if (hw->mac_type == e1000_82542_rev2_0) e1000_leave_82542_rst(adapter); @@ -2371,9 +2107,7 @@ static void e1000_set_rx_mode(struct net_device *netdev) u32 rctl; u32 hash_value; int i, rar_entries = E1000_RAR_ENTRIES; - int mta_reg_count = (hw->mac_type == e1000_ich8lan) ? - E1000_NUM_MTA_REGISTERS_ICH8LAN : - E1000_NUM_MTA_REGISTERS; + int mta_reg_count = E1000_NUM_MTA_REGISTERS; u32 *mcarray = kcalloc(mta_reg_count, sizeof(u32), GFP_ATOMIC); if (!mcarray) { @@ -2381,13 +2115,6 @@ static void e1000_set_rx_mode(struct net_device *netdev) return; } - if (hw->mac_type == e1000_ich8lan) - rar_entries = E1000_RAR_ENTRIES_ICH8LAN; - - /* reserve RAR[14] for LAA over-write work-around */ - if (hw->mac_type == e1000_82571) - rar_entries--; - /* Check for Promiscuous and All Multicast modes */ rctl = er32(RCTL); @@ -2396,15 +2123,13 @@ static void e1000_set_rx_mode(struct net_device *netdev) rctl |= (E1000_RCTL_UPE | E1000_RCTL_MPE); rctl &= ~E1000_RCTL_VFE; } else { - if (netdev->flags & IFF_ALLMULTI) { + if (netdev->flags & IFF_ALLMULTI) rctl |= E1000_RCTL_MPE; - } else { + else rctl &= ~E1000_RCTL_MPE; - } - if (adapter->hw.mac_type != e1000_ich8lan) - /* Enable VLAN filter if there is a VLAN */ - if (adapter->vlgrp) - rctl |= E1000_RCTL_VFE; + /* Enable VLAN filter if there is a VLAN */ + if (adapter->vlgrp) + rctl |= E1000_RCTL_VFE; } if (netdev->uc.count > rar_entries - 1) { @@ -2427,7 +2152,6 @@ static void e1000_set_rx_mode(struct net_device *netdev) * * RAR 0 is used for the station MAC adddress * if there are not 14 addresses, go ahead and clear the filters - * -- with 82571 controllers only 0-13 entries are filled here */ i = 1; if (use_uc) @@ -2521,12 +2245,46 @@ static void e1000_82547_tx_fifo_stall(unsigned long data) adapter->tx_fifo_head = 0; atomic_set(&adapter->tx_fifo_stall, 0); netif_wake_queue(netdev); - } else { + } else if (!test_bit(__E1000_DOWN, &adapter->flags)) { mod_timer(&adapter->tx_fifo_stall_timer, jiffies + 1); } } } +static bool e1000_has_link(struct e1000_adapter *adapter) +{ + struct e1000_hw *hw = &adapter->hw; + bool link_active = false; + + /* get_link_status is set on LSC (link status) interrupt or + * rx sequence error interrupt. get_link_status will stay + * false until the e1000_check_for_link establishes link + * for copper adapters ONLY + */ + switch (hw->media_type) { + case e1000_media_type_copper: + if (hw->get_link_status) { + e1000_check_for_link(hw); + link_active = !hw->get_link_status; + } else { + link_active = true; + } + break; + case e1000_media_type_fiber: + e1000_check_for_link(hw); + link_active = !!(er32(STATUS) & E1000_STATUS_LU); + break; + case e1000_media_type_internal_serdes: + e1000_check_for_link(hw); + link_active = hw->serdes_has_link; + break; + default: + break; + } + + return link_active; +} + /** * e1000_watchdog - Timer Call-back * @data: pointer to adapter cast into an unsigned long @@ -2538,33 +2296,16 @@ static void e1000_watchdog(unsigned long data) struct net_device *netdev = adapter->netdev; struct e1000_tx_ring *txdr = adapter->tx_ring; u32 link, tctl; - s32 ret_val; - - ret_val = e1000_check_for_link(hw); - if ((ret_val == E1000_ERR_PHY) && - (hw->phy_type == e1000_phy_igp_3) && - (er32(CTRL) & E1000_PHY_CTRL_GBE_DISABLE)) { - /* See e1000_kumeran_lock_loss_workaround() */ - DPRINTK(LINK, INFO, - "Gigabit has been disabled, downgrading speed\n"); - } - if (hw->mac_type == e1000_82573) { - e1000_enable_tx_pkt_filtering(hw); - if (adapter->mng_vlan_id != hw->mng_cookie.vlan_id) - e1000_update_mng_vlan(adapter); - } - - if ((hw->media_type == e1000_media_type_internal_serdes) && - !(er32(TXCW) & E1000_TXCW_ANE)) - link = !hw->serdes_link_down; - else - link = er32(STATUS) & E1000_STATUS_LU; + link = e1000_has_link(adapter); + if ((netif_carrier_ok(netdev)) && link) + goto link_up; if (link) { if (!netif_carrier_ok(netdev)) { u32 ctrl; bool txb2b = true; + /* update snapshot of PHY registers on LSC */ e1000_get_speed_and_duplex(hw, &adapter->link_speed, &adapter->link_duplex); @@ -2589,7 +2330,7 @@ static void e1000_watchdog(unsigned long data) case SPEED_10: txb2b = false; netdev->tx_queue_len = 10; - adapter->tx_timeout_factor = 8; + adapter->tx_timeout_factor = 16; break; case SPEED_100: txb2b = false; @@ -2598,52 +2339,16 @@ static void e1000_watchdog(unsigned long data) break; } - if ((hw->mac_type == e1000_82571 || - hw->mac_type == e1000_82572) && - !txb2b) { - u32 tarc0; - tarc0 = er32(TARC0); - tarc0 &= ~(1 << 21); - ew32(TARC0, tarc0); - } - - /* disable TSO for pcie and 10/100 speeds, to avoid - * some hardware issues */ - if (!adapter->tso_force && - hw->bus_type == e1000_bus_type_pci_express){ - switch (adapter->link_speed) { - case SPEED_10: - case SPEED_100: - DPRINTK(PROBE,INFO, - "10/100 speed: disabling TSO\n"); - netdev->features &= ~NETIF_F_TSO; - netdev->features &= ~NETIF_F_TSO6; - break; - case SPEED_1000: - netdev->features |= NETIF_F_TSO; - netdev->features |= NETIF_F_TSO6; - break; - default: - /* oops */ - break; - } - } - - /* enable transmits in the hardware, need to do this - * after setting TARC0 */ + /* enable transmits in the hardware */ tctl = er32(TCTL); tctl |= E1000_TCTL_EN; ew32(TCTL, tctl); netif_carrier_on(netdev); - mod_timer(&adapter->phy_info_timer, round_jiffies(jiffies + 2 * HZ)); + if (!test_bit(__E1000_DOWN, &adapter->flags)) + mod_timer(&adapter->phy_info_timer, + round_jiffies(jiffies + 2 * HZ)); adapter->smartspeed = 0; - } else { - /* make sure the receive unit is started */ - if (hw->rx_needs_kicking) { - u32 rctl = er32(RCTL); - ew32(RCTL, rctl | E1000_RCTL_EN); - } } } else { if (netif_carrier_ok(netdev)) { @@ -2652,21 +2357,16 @@ static void e1000_watchdog(unsigned long data) printk(KERN_INFO "e1000: %s NIC Link is Down\n", netdev->name); netif_carrier_off(netdev); - mod_timer(&adapter->phy_info_timer, round_jiffies(jiffies + 2 * HZ)); - - /* 80003ES2LAN workaround-- - * For packet buffer work-around on link down event; - * disable receives in the ISR and - * reset device here in the watchdog - */ - if (hw->mac_type == e1000_80003es2lan) - /* reset device */ - schedule_work(&adapter->reset_task); + + if (!test_bit(__E1000_DOWN, &adapter->flags)) + mod_timer(&adapter->phy_info_timer, + round_jiffies(jiffies + 2 * HZ)); } e1000_smartspeed(adapter); } +link_up: e1000_update_stats(adapter); hw->tx_packet_delta = adapter->stats.tpt - adapter->tpt_old; @@ -2700,13 +2400,10 @@ static void e1000_watchdog(unsigned long data) /* Force detection of hung controller every watchdog period */ adapter->detect_tx_hung = true; - /* With 82571 controllers, LAA may be overwritten due to controller - * reset from the other port. Set the appropriate LAA in RAR[0] */ - if (hw->mac_type == e1000_82571 && hw->laa_is_present) - e1000_rar_set(hw, hw->mac_addr, 0); - /* Reset the timer */ - mod_timer(&adapter->watchdog_timer, round_jiffies(jiffies + 2 * HZ)); + if (!test_bit(__E1000_DOWN, &adapter->flags)) + mod_timer(&adapter->watchdog_timer, + round_jiffies(jiffies + 2 * HZ)); } enum latency_range { @@ -2718,6 +2415,11 @@ enum latency_range { /** * e1000_update_itr - update the dynamic ITR value based on statistics + * @adapter: pointer to adapter + * @itr_setting: current adapter->itr + * @packets: the number of packets during this measurement interval + * @bytes: the number of bytes during this measurement interval + * * Stores a new ITR value based on packets and byte * counts during the last interrupt. The advantage of per interrupt * computation is faster updates and more accurate ITR for the current @@ -2727,10 +2429,6 @@ enum latency_range { * while increasing bulk throughput. * this functionality is controlled by the InterruptThrottleRate module * parameter (see e1000_param.c) - * @adapter: pointer to adapter - * @itr_setting: current adapter->itr - * @packets: the number of packets during this measurement interval - * @bytes: the number of bytes during this measurement interval **/ static unsigned int e1000_update_itr(struct e1000_adapter *adapter, u16 itr_setting, int packets, int bytes) @@ -3035,8 +2733,9 @@ static int e1000_tx_map(struct e1000_adapter *adapter, size -= 4; buffer_info->length = size; - buffer_info->dma = skb_shinfo(skb)->dma_head + offset; + /* set time_stamp *before* dma to help avoid a possible race */ buffer_info->time_stamp = jiffies; + buffer_info->dma = skb_shinfo(skb)->dma_head + offset; buffer_info->next_to_watch = i; len -= size; @@ -3071,13 +2770,14 @@ static int e1000_tx_map(struct e1000_adapter *adapter, * Avoid terminating buffers within evenly-aligned * dwords. */ if (unlikely(adapter->pcix_82544 && - !((unsigned long)(frag->page+offset+size-1) & 4) && - size > 4)) + !((unsigned long)(page_to_phys(frag->page) + offset + + size - 1) & 4) && + size > 4)) size -= 4; buffer_info->length = size; - buffer_info->dma = map[f] + offset; buffer_info->time_stamp = jiffies; + buffer_info->dma = map[f] + offset; buffer_info->next_to_watch = i; len -= size; @@ -3186,41 +2886,6 @@ no_fifo_stall_required: return 0; } -#define MINIMUM_DHCP_PACKET_SIZE 282 -static int e1000_transfer_dhcp_info(struct e1000_adapter *adapter, - struct sk_buff *skb) -{ - struct e1000_hw *hw = &adapter->hw; - u16 length, offset; - if (vlan_tx_tag_present(skb)) { - if (!((vlan_tx_tag_get(skb) == hw->mng_cookie.vlan_id) && - ( hw->mng_cookie.status & - E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT)) ) - return 0; - } - if (skb->len > MINIMUM_DHCP_PACKET_SIZE) { - struct ethhdr *eth = (struct ethhdr *)skb->data; - if ((htons(ETH_P_IP) == eth->h_proto)) { - const struct iphdr *ip = - (struct iphdr *)((u8 *)skb->data+14); - if (IPPROTO_UDP == ip->protocol) { - struct udphdr *udp = - (struct udphdr *)((u8 *)ip + - (ip->ihl << 2)); - if (ntohs(udp->dest) == 67) { - offset = (u8 *)udp + 8 - skb->data; - length = skb->len - offset; - - return e1000_mng_write_dhcp_info(hw, - (u8 *)udp + 8, - length); - } - } - } - } - return 0; -} - static int __e1000_maybe_stop_tx(struct net_device *netdev, int size) { struct e1000_adapter *adapter = netdev_priv(netdev); @@ -3279,11 +2944,6 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb, return NETDEV_TX_OK; } - /* 82571 and newer doesn't need the workaround that limited descriptor - * length to 4kB */ - if (hw->mac_type >= e1000_82571) - max_per_txd = 8192; - mss = skb_shinfo(skb)->gso_size; /* The controller does a simple calculation to * make sure there is enough room in the FIFO before @@ -3296,9 +2956,6 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb, max_per_txd = min(mss << 2, max_per_txd); max_txd_pwr = fls(max_per_txd) - 1; - /* TSO Workaround for 82571/2/3 Controllers -- if skb->data - * points to just header, pull a few bytes of payload from - * frags into skb->data */ hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb); if (skb->data_len && hdr_len == len) { switch (hw->mac_type) { @@ -3313,10 +2970,6 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb, if ((unsigned long)(skb_tail_pointer(skb) - 1) & 4) break; /* fall through */ - case e1000_82571: - case e1000_82572: - case e1000_82573: - case e1000_ich8lan: pull_size = min((unsigned int)4, skb->data_len); if (!__pskb_pull_tail(skb, pull_size)) { DPRINTK(DRV, ERR, @@ -3361,11 +3014,6 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb, if (adapter->pcix_82544) count += nr_frags; - - if (hw->tx_pkt_filtering && - (hw->mac_type == e1000_82573)) - e1000_transfer_dhcp_info(adapter, skb); - /* need: count + 2 desc gap to keep tail from touching * head, otherwise try next time */ if (unlikely(e1000_maybe_stop_tx(netdev, tx_ring, count + 2))) @@ -3374,7 +3022,9 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb, if (unlikely(hw->mac_type == e1000_82547)) { if (unlikely(e1000_82547_fifo_workaround(adapter, skb))) { netif_stop_queue(netdev); - mod_timer(&adapter->tx_fifo_stall_timer, jiffies + 1); + if (!test_bit(__E1000_DOWN, &adapter->flags)) + mod_timer(&adapter->tx_fifo_stall_timer, + jiffies + 1); return NETDEV_TX_BUSY; } } @@ -3393,14 +3043,12 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb, } if (likely(tso)) { - tx_ring->last_tx_tso = 1; + if (likely(hw->mac_type != e1000_82544)) + tx_ring->last_tx_tso = 1; tx_flags |= E1000_TX_FLAGS_TSO; } else if (likely(e1000_tx_csum(adapter, tx_ring, skb))) tx_flags |= E1000_TX_FLAGS_CSUM; - /* Old method was to assume IPv4 packet by default if TSO was enabled. - * 82571 hardware supports TSO capabilities for IPv6 as well... - * no longer assume, we must. */ if (likely(skb->protocol == htons(ETH_P_IP))) tx_flags |= E1000_TX_FLAGS_IPV4; @@ -3472,7 +3120,6 @@ static int e1000_change_mtu(struct net_device *netdev, int new_mtu) struct e1000_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; int max_frame = new_mtu + ENET_HEADER_SIZE + ETHERNET_FCS_SIZE; - u16 eeprom_data = 0; if ((max_frame < MINIMUM_ETHERNET_FRAME_SIZE) || (max_frame > MAX_JUMBO_FRAME_SIZE)) { @@ -3483,44 +3130,23 @@ static int e1000_change_mtu(struct net_device *netdev, int new_mtu) /* Adapter-specific max frame size limits. */ switch (hw->mac_type) { case e1000_undefined ... e1000_82542_rev2_1: - case e1000_ich8lan: if (max_frame > (ETH_FRAME_LEN + ETH_FCS_LEN)) { DPRINTK(PROBE, ERR, "Jumbo Frames not supported.\n"); return -EINVAL; } break; - case e1000_82573: - /* Jumbo Frames not supported if: - * - this is not an 82573L device - * - ASPM is enabled in any way (0x1A bits 3:2) */ - e1000_read_eeprom(hw, EEPROM_INIT_3GIO_3, 1, - &eeprom_data); - if ((hw->device_id != E1000_DEV_ID_82573L) || - (eeprom_data & EEPROM_WORD1A_ASPM_MASK)) { - if (max_frame > (ETH_FRAME_LEN + ETH_FCS_LEN)) { - DPRINTK(PROBE, ERR, - "Jumbo Frames not supported.\n"); - return -EINVAL; - } - break; - } - /* ERT will be enabled later to enable wire speed receives */ - - /* fall through to get support */ - case e1000_82571: - case e1000_82572: - case e1000_80003es2lan: -#define MAX_STD_JUMBO_FRAME_SIZE 9234 - if (max_frame > MAX_STD_JUMBO_FRAME_SIZE) { - DPRINTK(PROBE, ERR, "MTU > 9216 not supported.\n"); - return -EINVAL; - } - break; default: /* Capable of supporting up to MAX_JUMBO_FRAME_SIZE limit. */ break; } + while (test_and_set_bit(__E1000_RESETTING, &adapter->flags)) + msleep(1); + /* e1000_down has a dependency on max_frame_size */ + hw->max_frame_size = max_frame; + if (netif_running(netdev)) + e1000_down(adapter); + /* NOTE: netdev_alloc_skb reserves 16 bytes, and typically NET_IP_ALIGN * means we reserve 2 more, this pushes us to allocate from the next * larger slab size. @@ -3549,11 +3175,16 @@ static int e1000_change_mtu(struct net_device *netdev, int new_mtu) (max_frame == MAXIMUM_ETHERNET_VLAN_SIZE))) adapter->rx_buffer_len = MAXIMUM_ETHERNET_VLAN_SIZE; + printk(KERN_INFO "e1000: %s changing MTU from %d to %d\n", + netdev->name, netdev->mtu, new_mtu); netdev->mtu = new_mtu; - hw->max_frame_size = max_frame; if (netif_running(netdev)) - e1000_reinit_locked(adapter); + e1000_up(adapter); + else + e1000_reset(adapter); + + clear_bit(__E1000_RESETTING, &adapter->flags); return 0; } @@ -3596,14 +3227,12 @@ void e1000_update_stats(struct e1000_adapter *adapter) adapter->stats.mprc += er32(MPRC); adapter->stats.roc += er32(ROC); - if (hw->mac_type != e1000_ich8lan) { - adapter->stats.prc64 += er32(PRC64); - adapter->stats.prc127 += er32(PRC127); - adapter->stats.prc255 += er32(PRC255); - adapter->stats.prc511 += er32(PRC511); - adapter->stats.prc1023 += er32(PRC1023); - adapter->stats.prc1522 += er32(PRC1522); - } + adapter->stats.prc64 += er32(PRC64); + adapter->stats.prc127 += er32(PRC127); + adapter->stats.prc255 += er32(PRC255); + adapter->stats.prc511 += er32(PRC511); + adapter->stats.prc1023 += er32(PRC1023); + adapter->stats.prc1522 += er32(PRC1522); adapter->stats.symerrs += er32(SYMERRS); adapter->stats.mpc += er32(MPC); @@ -3632,14 +3261,12 @@ void e1000_update_stats(struct e1000_adapter *adapter) adapter->stats.toth += er32(TOTH); adapter->stats.tpr += er32(TPR); - if (hw->mac_type != e1000_ich8lan) { - adapter->stats.ptc64 += er32(PTC64); - adapter->stats.ptc127 += er32(PTC127); - adapter->stats.ptc255 += er32(PTC255); - adapter->stats.ptc511 += er32(PTC511); - adapter->stats.ptc1023 += er32(PTC1023); - adapter->stats.ptc1522 += er32(PTC1522); - } + adapter->stats.ptc64 += er32(PTC64); + adapter->stats.ptc127 += er32(PTC127); + adapter->stats.ptc255 += er32(PTC255); + adapter->stats.ptc511 += er32(PTC511); + adapter->stats.ptc1023 += er32(PTC1023); + adapter->stats.ptc1522 += er32(PTC1522); adapter->stats.mptc += er32(MPTC); adapter->stats.bptc += er32(BPTC); @@ -3659,20 +3286,6 @@ void e1000_update_stats(struct e1000_adapter *adapter) adapter->stats.tsctc += er32(TSCTC); adapter->stats.tsctfc += er32(TSCTFC); } - if (hw->mac_type > e1000_82547_rev_2) { - adapter->stats.iac += er32(IAC); - adapter->stats.icrxoc += er32(ICRXOC); - - if (hw->mac_type != e1000_ich8lan) { - adapter->stats.icrxptc += er32(ICRXPTC); - adapter->stats.icrxatc += er32(ICRXATC); - adapter->stats.ictxptc += er32(ICTXPTC); - adapter->stats.ictxatc += er32(ICTXATC); - adapter->stats.ictxqec += er32(ICTXQEC); - adapter->stats.ictxqmtc += er32(ICTXQMTC); - adapter->stats.icrxdmtc += er32(ICRXDMTC); - } - } /* Fill out the OS statistics structure */ adapter->net_stats.multicast = adapter->stats.mprc; @@ -3731,49 +3344,6 @@ void e1000_update_stats(struct e1000_adapter *adapter) } /** - * e1000_intr_msi - Interrupt Handler - * @irq: interrupt number - * @data: pointer to a network interface device structure - **/ - -static irqreturn_t e1000_intr_msi(int irq, void *data) -{ - struct net_device *netdev = data; - struct e1000_adapter *adapter = netdev_priv(netdev); - struct e1000_hw *hw = &adapter->hw; - u32 icr = er32(ICR); - - /* in NAPI mode read ICR disables interrupts using IAM */ - - if (icr & (E1000_ICR_RXSEQ | E1000_ICR_LSC)) { - hw->get_link_status = 1; - /* 80003ES2LAN workaround-- For packet buffer work-around on - * link down event; disable receives here in the ISR and reset - * adapter in watchdog */ - if (netif_carrier_ok(netdev) && - (hw->mac_type == e1000_80003es2lan)) { - /* disable receives */ - u32 rctl = er32(RCTL); - ew32(RCTL, rctl & ~E1000_RCTL_EN); - } - /* guard against interrupt when we're going down */ - if (!test_bit(__E1000_DOWN, &adapter->flags)) - mod_timer(&adapter->watchdog_timer, jiffies + 1); - } - - if (likely(napi_schedule_prep(&adapter->napi))) { - adapter->total_tx_bytes = 0; - adapter->total_tx_packets = 0; - adapter->total_rx_bytes = 0; - adapter->total_rx_packets = 0; - __napi_schedule(&adapter->napi); - } else - e1000_irq_enable(adapter); - - return IRQ_HANDLED; -} - -/** * e1000_intr - Interrupt Handler * @irq: interrupt number * @data: pointer to a network interface device structure @@ -3784,43 +3354,22 @@ static irqreturn_t e1000_intr(int irq, void *data) struct net_device *netdev = data; struct e1000_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; - u32 rctl, icr = er32(ICR); + u32 icr = er32(ICR); if (unlikely((!icr) || test_bit(__E1000_DOWN, &adapter->flags))) return IRQ_NONE; /* Not our interrupt */ - /* IMS will not auto-mask if INT_ASSERTED is not set, and if it is - * not set, then the adapter didn't send an interrupt */ - if (unlikely(hw->mac_type >= e1000_82571 && - !(icr & E1000_ICR_INT_ASSERTED))) - return IRQ_NONE; - - /* Interrupt Auto-Mask...upon reading ICR, interrupts are masked. No - * need for the IMC write */ - if (unlikely(icr & (E1000_ICR_RXSEQ | E1000_ICR_LSC))) { hw->get_link_status = 1; - /* 80003ES2LAN workaround-- - * For packet buffer work-around on link down event; - * disable receives here in the ISR and - * reset adapter in watchdog - */ - if (netif_carrier_ok(netdev) && - (hw->mac_type == e1000_80003es2lan)) { - /* disable receives */ - rctl = er32(RCTL); - ew32(RCTL, rctl & ~E1000_RCTL_EN); - } /* guard against interrupt when we're going down */ if (!test_bit(__E1000_DOWN, &adapter->flags)) mod_timer(&adapter->watchdog_timer, jiffies + 1); } - if (unlikely(hw->mac_type < e1000_82571)) { - /* disable interrupts, without the synchronize_irq bit */ - ew32(IMC, ~0); - E1000_WRITE_FLUSH(); - } + /* disable interrupts, without the synchronize_irq bit */ + ew32(IMC, ~0); + E1000_WRITE_FLUSH(); + if (likely(napi_schedule_prep(&adapter->napi))) { adapter->total_tx_bytes = 0; adapter->total_tx_packets = 0; @@ -3844,17 +3393,13 @@ static irqreturn_t e1000_intr(int irq, void *data) static int e1000_clean(struct napi_struct *napi, int budget) { struct e1000_adapter *adapter = container_of(napi, struct e1000_adapter, napi); - struct net_device *poll_dev = adapter->netdev; - int tx_cleaned = 0, work_done = 0; - - adapter = netdev_priv(poll_dev); + int tx_clean_complete = 0, work_done = 0; - tx_cleaned = e1000_clean_tx_irq(adapter, &adapter->tx_ring[0]); + tx_clean_complete = e1000_clean_tx_irq(adapter, &adapter->tx_ring[0]); - adapter->clean_rx(adapter, &adapter->rx_ring[0], - &work_done, budget); + adapter->clean_rx(adapter, &adapter->rx_ring[0], &work_done, budget); - if (!tx_cleaned) + if (!tx_clean_complete) work_done = budget; /* If budget not fully consumed, exit the polling mode */ @@ -3925,7 +3470,9 @@ static bool e1000_clean_tx_irq(struct e1000_adapter *adapter, * sees the new next_to_clean. */ smp_mb(); - if (netif_queue_stopped(netdev)) { + + if (netif_queue_stopped(netdev) && + !(test_bit(__E1000_DOWN, &adapter->flags))) { netif_wake_queue(netdev); ++adapter->restart_queue; } @@ -3935,8 +3482,8 @@ static bool e1000_clean_tx_irq(struct e1000_adapter *adapter, /* Detect a transmit hang in hardware, this serializes the * check with the clearing of time_stamp and movement of i */ adapter->detect_tx_hung = false; - if (tx_ring->buffer_info[i].time_stamp && - time_after(jiffies, tx_ring->buffer_info[i].time_stamp + + if (tx_ring->buffer_info[eop].time_stamp && + time_after(jiffies, tx_ring->buffer_info[eop].time_stamp + (adapter->tx_timeout_factor * HZ)) && !(er32(STATUS) & E1000_STATUS_TXOFF)) { @@ -3958,7 +3505,7 @@ static bool e1000_clean_tx_irq(struct e1000_adapter *adapter, readl(hw->hw_addr + tx_ring->tdt), tx_ring->next_to_use, tx_ring->next_to_clean, - tx_ring->buffer_info[i].time_stamp, + tx_ring->buffer_info[eop].time_stamp, eop, jiffies, eop_desc->upper.fields.status); @@ -3999,25 +3546,13 @@ static void e1000_rx_checksum(struct e1000_adapter *adapter, u32 status_err, return; } /* TCP/UDP Checksum has not been calculated */ - if (hw->mac_type <= e1000_82547_rev_2) { - if (!(status & E1000_RXD_STAT_TCPCS)) - return; - } else { - if (!(status & (E1000_RXD_STAT_TCPCS | E1000_RXD_STAT_UDPCS))) - return; - } + if (!(status & E1000_RXD_STAT_TCPCS)) + return; + /* It must be a TCP or UDP packet with a valid checksum */ if (likely(status & E1000_RXD_STAT_TCPCS)) { /* TCP checksum is good */ skb->ip_summed = CHECKSUM_UNNECESSARY; - } else if (hw->mac_type > e1000_82547_rev_2) { - /* IP fragment with UDP payload */ - /* Hardware complements the payload checksum, so we undo it - * and then put the value in host order for further stack use. - */ - __sum16 sum = (__force __sum16)htons(csum); - skb->csum = csum_unfold(~sum); - skb->ip_summed = CHECKSUM_COMPLETE; } adapter->hw_csum_good++; } @@ -4814,20 +4349,6 @@ void e1000_pcix_set_mmrbc(struct e1000_hw *hw, int mmrbc) pcix_set_mmrbc(adapter->pdev, mmrbc); } -s32 e1000_read_pcie_cap_reg(struct e1000_hw *hw, u32 reg, u16 *value) -{ - struct e1000_adapter *adapter = hw->back; - u16 cap_offset; - - cap_offset = pci_find_capability(adapter->pdev, PCI_CAP_ID_EXP); - if (!cap_offset) - return -E1000_ERR_CONFIG; - - pci_read_config_word(adapter->pdev, cap_offset + reg, value); - - return E1000_SUCCESS; -} - void e1000_io_write(struct e1000_hw *hw, unsigned long port, u32 value) { outl(value, port); @@ -4850,33 +4371,27 @@ static void e1000_vlan_rx_register(struct net_device *netdev, ctrl |= E1000_CTRL_VME; ew32(CTRL, ctrl); - if (adapter->hw.mac_type != e1000_ich8lan) { - /* enable VLAN receive filtering */ - rctl = er32(RCTL); - rctl &= ~E1000_RCTL_CFIEN; - if (!(netdev->flags & IFF_PROMISC)) - rctl |= E1000_RCTL_VFE; - ew32(RCTL, rctl); - e1000_update_mng_vlan(adapter); - } + /* enable VLAN receive filtering */ + rctl = er32(RCTL); + rctl &= ~E1000_RCTL_CFIEN; + if (!(netdev->flags & IFF_PROMISC)) + rctl |= E1000_RCTL_VFE; + ew32(RCTL, rctl); + e1000_update_mng_vlan(adapter); } else { /* disable VLAN tag insert/strip */ ctrl = er32(CTRL); ctrl &= ~E1000_CTRL_VME; ew32(CTRL, ctrl); - if (adapter->hw.mac_type != e1000_ich8lan) { - /* disable VLAN receive filtering */ - rctl = er32(RCTL); - rctl &= ~E1000_RCTL_VFE; - ew32(RCTL, rctl); + /* disable VLAN receive filtering */ + rctl = er32(RCTL); + rctl &= ~E1000_RCTL_VFE; + ew32(RCTL, rctl); - if (adapter->mng_vlan_id != - (u16)E1000_MNG_VLAN_NONE) { - e1000_vlan_rx_kill_vid(netdev, - adapter->mng_vlan_id); - adapter->mng_vlan_id = E1000_MNG_VLAN_NONE; - } + if (adapter->mng_vlan_id != (u16)E1000_MNG_VLAN_NONE) { + e1000_vlan_rx_kill_vid(netdev, adapter->mng_vlan_id); + adapter->mng_vlan_id = E1000_MNG_VLAN_NONE; } } @@ -4913,14 +4428,6 @@ static void e1000_vlan_rx_kill_vid(struct net_device *netdev, u16 vid) if (!test_bit(__E1000_DOWN, &adapter->flags)) e1000_irq_enable(adapter); - if ((hw->mng_cookie.status & - E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT) && - (vid == adapter->mng_vlan_id)) { - /* release control to f/w */ - e1000_release_hw_control(adapter); - return; - } - /* remove VID from filter table */ index = (vid >> 5) & 0x7F; vfta = E1000_READ_REG_ARRAY(hw, VFTA, index); @@ -5031,16 +4538,13 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool *enable_wake) } if (hw->media_type == e1000_media_type_fiber || - hw->media_type == e1000_media_type_internal_serdes) { + hw->media_type == e1000_media_type_internal_serdes) { /* keep the laser running in D3 */ ctrl_ext = er32(CTRL_EXT); ctrl_ext |= E1000_CTRL_EXT_SDP7_DATA; ew32(CTRL_EXT, ctrl_ext); } - /* Allow time for pending master requests to run */ - e1000_disable_pciex_master(hw); - ew32(WUC, E1000_WUC_PME_EN); ew32(WUFC, wufc); } else { @@ -5056,16 +4560,9 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool *enable_wake) if (adapter->en_mng_pt) *enable_wake = true; - if (hw->phy_type == e1000_phy_igp_3) - e1000_phy_powerdown_workaround(hw); - if (netif_running(netdev)) e1000_free_irq(adapter); - /* Release control of h/w to f/w. If f/w is AMT enabled, this - * would have already happened in close and is redundant. */ - e1000_release_hw_control(adapter); - pci_disable_device(pdev); return 0; @@ -5131,14 +4628,6 @@ static int e1000_resume(struct pci_dev *pdev) netif_device_attach(netdev); - /* If the controller is 82573 and f/w is AMT, do not set - * DRV_LOAD until the interface is up. For all other cases, - * let the f/w know that the h/w is now under the control - * of the driver. */ - if (hw->mac_type != e1000_82573 || - !e1000_check_mng_mode(hw)) - e1000_get_hw_control(adapter); - return 0; } #endif @@ -5174,7 +4663,7 @@ static void e1000_netpoll(struct net_device *netdev) /** * e1000_io_error_detected - called when PCI error is detected * @pdev: Pointer to PCI device - * @state: The current pci conneection state + * @state: The current pci connection state * * This function is called after a PCI bus error affecting * this device has been detected. @@ -5243,7 +4732,6 @@ static void e1000_io_resume(struct pci_dev *pdev) { struct net_device *netdev = pci_get_drvdata(pdev); struct e1000_adapter *adapter = netdev_priv(netdev); - struct e1000_hw *hw = &adapter->hw; e1000_init_manageability(adapter); @@ -5255,15 +4743,6 @@ static void e1000_io_resume(struct pci_dev *pdev) } netif_device_attach(netdev); - - /* If the controller is 82573 and f/w is AMT, do not set - * DRV_LOAD until the interface is up. For all other cases, - * let the f/w know that the h/w is now under the control - * of the driver. */ - if (hw->mac_type != e1000_82573 || - !e1000_check_mng_mode(hw)) - e1000_get_hw_control(adapter); - } /* e1000_main.c */ diff --git a/drivers/net/e1000/e1000_param.c b/drivers/net/e1000/e1000_param.c index 213437d1315..38d2741ccae 100644 --- a/drivers/net/e1000/e1000_param.c +++ b/drivers/net/e1000/e1000_param.c @@ -518,22 +518,6 @@ void __devinit e1000_check_options(struct e1000_adapter *adapter) adapter->smart_power_down = opt.def; } } - { /* Kumeran Lock Loss Workaround */ - opt = (struct e1000_option) { - .type = enable_option, - .name = "Kumeran Lock Loss Workaround", - .err = "defaulting to Enabled", - .def = OPTION_ENABLED - }; - - if (num_KumeranLockLoss > bd) { - unsigned int kmrn_lock_loss = KumeranLockLoss[bd]; - e1000_validate_option(&kmrn_lock_loss, &opt, adapter); - adapter->hw.kmrn_lock_loss_workaround_disabled = !kmrn_lock_loss; - } else { - adapter->hw.kmrn_lock_loss_workaround_disabled = !opt.def; - } - } switch (adapter->hw.media_type) { case e1000_media_type_fiber: @@ -626,12 +610,6 @@ static void __devinit e1000_check_copper_options(struct e1000_adapter *adapter) .p = dplx_list }} }; - if (e1000_check_phy_reset_block(&adapter->hw)) { - DPRINTK(PROBE, INFO, - "Link active due to SoL/IDER Session. " - "Speed/Duplex/AutoNeg parameter ignored.\n"); - return; - } if (num_Duplex > bd) { dplx = Duplex[bd]; e1000_validate_option(&dplx, &opt, adapter); diff --git a/drivers/net/irda/kingsun-sir.c b/drivers/net/irda/kingsun-sir.c index 2fc30b449ee..cb90d640007 100644 --- a/drivers/net/irda/kingsun-sir.c +++ b/drivers/net/irda/kingsun-sir.c @@ -66,7 +66,6 @@ #include <linux/errno.h> #include <linux/init.h> #include <linux/slab.h> -#include <linux/kref.h> #include <linux/usb.h> #include <linux/device.h> #include <linux/crc32.h> diff --git a/drivers/net/irda/ks959-sir.c b/drivers/net/irda/ks959-sir.c index f4d13fc51cb..b54d3b48045 100644 --- a/drivers/net/irda/ks959-sir.c +++ b/drivers/net/irda/ks959-sir.c @@ -118,7 +118,6 @@ #include <linux/errno.h> #include <linux/init.h> #include <linux/slab.h> -#include <linux/kref.h> #include <linux/usb.h> #include <linux/device.h> #include <linux/crc32.h> diff --git a/drivers/net/irda/ksdazzle-sir.c b/drivers/net/irda/ksdazzle-sir.c index 5f9d7335397..8d713ebac15 100644 --- a/drivers/net/irda/ksdazzle-sir.c +++ b/drivers/net/irda/ksdazzle-sir.c @@ -82,7 +82,6 @@ #include <linux/errno.h> #include <linux/init.h> #include <linux/slab.h> -#include <linux/kref.h> #include <linux/usb.h> #include <linux/device.h> #include <linux/crc32.h> diff --git a/drivers/net/irda/mcs7780.c b/drivers/net/irda/mcs7780.c index b3d30bcb88e..c0e0bb9401d 100644 --- a/drivers/net/irda/mcs7780.c +++ b/drivers/net/irda/mcs7780.c @@ -50,7 +50,6 @@ #include <linux/errno.h> #include <linux/init.h> #include <linux/slab.h> -#include <linux/kref.h> #include <linux/usb.h> #include <linux/device.h> #include <linux/crc32.h> diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 5c498d2b043..d445845f277 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -1,4 +1,4 @@ -/* A simple network driver using virtio. +/* A network driver using virtio. * * Copyright 2007 Rusty Russell <rusty@rustcorp.com.au> IBM Corporation * @@ -48,19 +48,9 @@ struct virtnet_info struct napi_struct napi; unsigned int status; - /* The skb we couldn't send because buffers were full. */ - struct sk_buff *last_xmit_skb; - - /* If we need to free in a timer, this is it. */ - struct timer_list xmit_free_timer; - /* Number of input buffers, and max we've ever had. */ unsigned int num, max; - /* For cleaning up after transmission. */ - struct tasklet_struct tasklet; - bool free_in_tasklet; - /* I like... big packets and I cannot lie! */ bool big_packets; @@ -78,9 +68,17 @@ struct virtnet_info struct page *pages; }; -static inline void *skb_vnet_hdr(struct sk_buff *skb) +struct skb_vnet_hdr { + union { + struct virtio_net_hdr hdr; + struct virtio_net_hdr_mrg_rxbuf mhdr; + }; + unsigned int num_sg; +}; + +static inline struct skb_vnet_hdr *skb_vnet_hdr(struct sk_buff *skb) { - return (struct virtio_net_hdr *)skb->cb; + return (struct skb_vnet_hdr *)skb->cb; } static void give_a_page(struct virtnet_info *vi, struct page *page) @@ -119,17 +117,13 @@ static void skb_xmit_done(struct virtqueue *svq) /* We were probably waiting for more output buffers. */ netif_wake_queue(vi->dev); - - /* Make sure we re-xmit last_xmit_skb: if there are no more packets - * queued, start_xmit won't be called. */ - tasklet_schedule(&vi->tasklet); } static void receive_skb(struct net_device *dev, struct sk_buff *skb, unsigned len) { struct virtnet_info *vi = netdev_priv(dev); - struct virtio_net_hdr *hdr = skb_vnet_hdr(skb); + struct skb_vnet_hdr *hdr = skb_vnet_hdr(skb); int err; int i; @@ -140,7 +134,6 @@ static void receive_skb(struct net_device *dev, struct sk_buff *skb, } if (vi->mergeable_rx_bufs) { - struct virtio_net_hdr_mrg_rxbuf *mhdr = skb_vnet_hdr(skb); unsigned int copy; char *p = page_address(skb_shinfo(skb)->frags[0].page); @@ -148,8 +141,8 @@ static void receive_skb(struct net_device *dev, struct sk_buff *skb, len = PAGE_SIZE; len -= sizeof(struct virtio_net_hdr_mrg_rxbuf); - memcpy(hdr, p, sizeof(*mhdr)); - p += sizeof(*mhdr); + memcpy(&hdr->mhdr, p, sizeof(hdr->mhdr)); + p += sizeof(hdr->mhdr); copy = len; if (copy > skb_tailroom(skb)) @@ -164,13 +157,13 @@ static void receive_skb(struct net_device *dev, struct sk_buff *skb, skb_shinfo(skb)->nr_frags--; } else { skb_shinfo(skb)->frags[0].page_offset += - sizeof(*mhdr) + copy; + sizeof(hdr->mhdr) + copy; skb_shinfo(skb)->frags[0].size = len; skb->data_len += len; skb->len += len; } - while (--mhdr->num_buffers) { + while (--hdr->mhdr.num_buffers) { struct sk_buff *nskb; i = skb_shinfo(skb)->nr_frags; @@ -184,7 +177,7 @@ static void receive_skb(struct net_device *dev, struct sk_buff *skb, nskb = vi->rvq->vq_ops->get_buf(vi->rvq, &len); if (!nskb) { pr_debug("%s: rx error: %d buffers missing\n", - dev->name, mhdr->num_buffers); + dev->name, hdr->mhdr.num_buffers); dev->stats.rx_length_errors++; goto drop; } @@ -205,7 +198,7 @@ static void receive_skb(struct net_device *dev, struct sk_buff *skb, skb->len += len; } } else { - len -= sizeof(struct virtio_net_hdr); + len -= sizeof(hdr->hdr); if (len <= MAX_PACKET_LEN) trim_pages(vi, skb); @@ -223,9 +216,11 @@ static void receive_skb(struct net_device *dev, struct sk_buff *skb, dev->stats.rx_bytes += skb->len; dev->stats.rx_packets++; - if (hdr->flags & VIRTIO_NET_HDR_F_NEEDS_CSUM) { + if (hdr->hdr.flags & VIRTIO_NET_HDR_F_NEEDS_CSUM) { pr_debug("Needs csum!\n"); - if (!skb_partial_csum_set(skb,hdr->csum_start,hdr->csum_offset)) + if (!skb_partial_csum_set(skb, + hdr->hdr.csum_start, + hdr->hdr.csum_offset)) goto frame_err; } @@ -233,9 +228,9 @@ static void receive_skb(struct net_device *dev, struct sk_buff *skb, pr_debug("Receiving skb proto 0x%04x len %i type %i\n", ntohs(skb->protocol), skb->len, skb->pkt_type); - if (hdr->gso_type != VIRTIO_NET_HDR_GSO_NONE) { + if (hdr->hdr.gso_type != VIRTIO_NET_HDR_GSO_NONE) { pr_debug("GSO!\n"); - switch (hdr->gso_type & ~VIRTIO_NET_HDR_GSO_ECN) { + switch (hdr->hdr.gso_type & ~VIRTIO_NET_HDR_GSO_ECN) { case VIRTIO_NET_HDR_GSO_TCPV4: skb_shinfo(skb)->gso_type = SKB_GSO_TCPV4; break; @@ -248,14 +243,14 @@ static void receive_skb(struct net_device *dev, struct sk_buff *skb, default: if (net_ratelimit()) printk(KERN_WARNING "%s: bad gso type %u.\n", - dev->name, hdr->gso_type); + dev->name, hdr->hdr.gso_type); goto frame_err; } - if (hdr->gso_type & VIRTIO_NET_HDR_GSO_ECN) + if (hdr->hdr.gso_type & VIRTIO_NET_HDR_GSO_ECN) skb_shinfo(skb)->gso_type |= SKB_GSO_TCP_ECN; - skb_shinfo(skb)->gso_size = hdr->gso_size; + skb_shinfo(skb)->gso_size = hdr->hdr.gso_size; if (skb_shinfo(skb)->gso_size == 0) { if (net_ratelimit()) printk(KERN_WARNING "%s: zero gso size.\n", @@ -285,8 +280,8 @@ static bool try_fill_recv_maxbufs(struct virtnet_info *vi, gfp_t gfp) bool oom = false; sg_init_table(sg, 2+MAX_SKB_FRAGS); - for (;;) { - struct virtio_net_hdr *hdr; + do { + struct skb_vnet_hdr *hdr; skb = netdev_alloc_skb(vi->dev, MAX_PACKET_LEN + NET_IP_ALIGN); if (unlikely(!skb)) { @@ -298,7 +293,7 @@ static bool try_fill_recv_maxbufs(struct virtnet_info *vi, gfp_t gfp) skb_put(skb, MAX_PACKET_LEN); hdr = skb_vnet_hdr(skb); - sg_set_buf(sg, hdr, sizeof(*hdr)); + sg_set_buf(sg, &hdr->hdr, sizeof(hdr->hdr)); if (vi->big_packets) { for (i = 0; i < MAX_SKB_FRAGS; i++) { @@ -328,7 +323,7 @@ static bool try_fill_recv_maxbufs(struct virtnet_info *vi, gfp_t gfp) break; } vi->num++; - } + } while (err >= num); if (unlikely(vi->num > vi->max)) vi->max = vi->num; vi->rvq->vq_ops->kick(vi->rvq); @@ -346,7 +341,7 @@ static bool try_fill_recv(struct virtnet_info *vi, gfp_t gfp) if (!vi->mergeable_rx_bufs) return try_fill_recv_maxbufs(vi, gfp); - for (;;) { + do { skb_frag_t *f; skb = netdev_alloc_skb(vi->dev, GOOD_COPY_LEN + NET_IP_ALIGN); @@ -380,7 +375,7 @@ static bool try_fill_recv(struct virtnet_info *vi, gfp_t gfp) break; } vi->num++; - } + } while (err > 0); if (unlikely(vi->num > vi->max)) vi->max = vi->num; vi->rvq->vq_ops->kick(vi->rvq); @@ -448,42 +443,26 @@ again: return received; } -static void free_old_xmit_skbs(struct virtnet_info *vi) +static unsigned int free_old_xmit_skbs(struct virtnet_info *vi) { struct sk_buff *skb; - unsigned int len; + unsigned int len, tot_sgs = 0; while ((skb = vi->svq->vq_ops->get_buf(vi->svq, &len)) != NULL) { pr_debug("Sent skb %p\n", skb); __skb_unlink(skb, &vi->send); vi->dev->stats.tx_bytes += skb->len; vi->dev->stats.tx_packets++; + tot_sgs += skb_vnet_hdr(skb)->num_sg; kfree_skb(skb); } -} - -/* If the virtio transport doesn't always notify us when all in-flight packets - * are consumed, we fall back to using this function on a timer to free them. */ -static void xmit_free(unsigned long data) -{ - struct virtnet_info *vi = (void *)data; - - netif_tx_lock(vi->dev); - - free_old_xmit_skbs(vi); - - if (!skb_queue_empty(&vi->send)) - mod_timer(&vi->xmit_free_timer, jiffies + (HZ/10)); - - netif_tx_unlock(vi->dev); + return tot_sgs; } static int xmit_skb(struct virtnet_info *vi, struct sk_buff *skb) { - int num, err; struct scatterlist sg[2+MAX_SKB_FRAGS]; - struct virtio_net_hdr_mrg_rxbuf *mhdr = skb_vnet_hdr(skb); - struct virtio_net_hdr *hdr = skb_vnet_hdr(skb); + struct skb_vnet_hdr *hdr = skb_vnet_hdr(skb); const unsigned char *dest = ((struct ethhdr *)skb->data)->h_dest; sg_init_table(sg, 2+MAX_SKB_FRAGS); @@ -491,108 +470,89 @@ static int xmit_skb(struct virtnet_info *vi, struct sk_buff *skb) pr_debug("%s: xmit %p %pM\n", vi->dev->name, skb, dest); if (skb->ip_summed == CHECKSUM_PARTIAL) { - hdr->flags = VIRTIO_NET_HDR_F_NEEDS_CSUM; - hdr->csum_start = skb->csum_start - skb_headroom(skb); - hdr->csum_offset = skb->csum_offset; + hdr->hdr.flags = VIRTIO_NET_HDR_F_NEEDS_CSUM; + hdr->hdr.csum_start = skb->csum_start - skb_headroom(skb); + hdr->hdr.csum_offset = skb->csum_offset; } else { - hdr->flags = 0; - hdr->csum_offset = hdr->csum_start = 0; + hdr->hdr.flags = 0; + hdr->hdr.csum_offset = hdr->hdr.csum_start = 0; } if (skb_is_gso(skb)) { - hdr->hdr_len = skb_headlen(skb); - hdr->gso_size = skb_shinfo(skb)->gso_size; + hdr->hdr.hdr_len = skb_headlen(skb); + hdr->hdr.gso_size = skb_shinfo(skb)->gso_size; if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV4) - hdr->gso_type = VIRTIO_NET_HDR_GSO_TCPV4; + hdr->hdr.gso_type = VIRTIO_NET_HDR_GSO_TCPV4; else if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6) - hdr->gso_type = VIRTIO_NET_HDR_GSO_TCPV6; + hdr->hdr.gso_type = VIRTIO_NET_HDR_GSO_TCPV6; else if (skb_shinfo(skb)->gso_type & SKB_GSO_UDP) - hdr->gso_type = VIRTIO_NET_HDR_GSO_UDP; + hdr->hdr.gso_type = VIRTIO_NET_HDR_GSO_UDP; else BUG(); if (skb_shinfo(skb)->gso_type & SKB_GSO_TCP_ECN) - hdr->gso_type |= VIRTIO_NET_HDR_GSO_ECN; + hdr->hdr.gso_type |= VIRTIO_NET_HDR_GSO_ECN; } else { - hdr->gso_type = VIRTIO_NET_HDR_GSO_NONE; - hdr->gso_size = hdr->hdr_len = 0; + hdr->hdr.gso_type = VIRTIO_NET_HDR_GSO_NONE; + hdr->hdr.gso_size = hdr->hdr.hdr_len = 0; } - mhdr->num_buffers = 0; + hdr->mhdr.num_buffers = 0; /* Encode metadata header at front. */ if (vi->mergeable_rx_bufs) - sg_set_buf(sg, mhdr, sizeof(*mhdr)); + sg_set_buf(sg, &hdr->mhdr, sizeof(hdr->mhdr)); else - sg_set_buf(sg, hdr, sizeof(*hdr)); + sg_set_buf(sg, &hdr->hdr, sizeof(hdr->hdr)); - num = skb_to_sgvec(skb, sg+1, 0, skb->len) + 1; - - err = vi->svq->vq_ops->add_buf(vi->svq, sg, num, 0, skb); - if (err >= 0 && !vi->free_in_tasklet) - mod_timer(&vi->xmit_free_timer, jiffies + (HZ/10)); - - return err; -} - -static void xmit_tasklet(unsigned long data) -{ - struct virtnet_info *vi = (void *)data; - - netif_tx_lock_bh(vi->dev); - if (vi->last_xmit_skb && xmit_skb(vi, vi->last_xmit_skb) >= 0) { - vi->svq->vq_ops->kick(vi->svq); - vi->last_xmit_skb = NULL; - } - if (vi->free_in_tasklet) - free_old_xmit_skbs(vi); - netif_tx_unlock_bh(vi->dev); + hdr->num_sg = skb_to_sgvec(skb, sg+1, 0, skb->len) + 1; + return vi->svq->vq_ops->add_buf(vi->svq, sg, hdr->num_sg, 0, skb); } static netdev_tx_t start_xmit(struct sk_buff *skb, struct net_device *dev) { struct virtnet_info *vi = netdev_priv(dev); + int capacity; again: /* Free up any pending old buffers before queueing new ones. */ free_old_xmit_skbs(vi); - /* If we has a buffer left over from last time, send it now. */ - if (unlikely(vi->last_xmit_skb) && - xmit_skb(vi, vi->last_xmit_skb) < 0) - goto stop_queue; - - vi->last_xmit_skb = NULL; - /* Put new one in send queue and do transmit */ - if (likely(skb)) { - __skb_queue_head(&vi->send, skb); - if (xmit_skb(vi, skb) < 0) { - vi->last_xmit_skb = skb; - skb = NULL; - goto stop_queue; + __skb_queue_head(&vi->send, skb); + capacity = xmit_skb(vi, skb); + + /* This can happen with OOM and indirect buffers. */ + if (unlikely(capacity < 0)) { + netif_stop_queue(dev); + dev_warn(&dev->dev, "Unexpected full queue\n"); + if (unlikely(!vi->svq->vq_ops->enable_cb(vi->svq))) { + vi->svq->vq_ops->disable_cb(vi->svq); + netif_start_queue(dev); + goto again; } + return NETDEV_TX_BUSY; } -done: - vi->svq->vq_ops->kick(vi->svq); - return NETDEV_TX_OK; -stop_queue: - pr_debug("%s: virtio not prepared to send\n", dev->name); - netif_stop_queue(dev); - - /* Activate callback for using skbs: if this returns false it - * means some were used in the meantime. */ - if (unlikely(!vi->svq->vq_ops->enable_cb(vi->svq))) { - vi->svq->vq_ops->disable_cb(vi->svq); - netif_start_queue(dev); - goto again; - } - if (skb) { - /* Drop this skb: we only queue one. */ - vi->dev->stats.tx_dropped++; - kfree_skb(skb); + vi->svq->vq_ops->kick(vi->svq); + /* Don't wait up for transmitted skbs to be freed. */ + skb_orphan(skb); + nf_reset(skb); + + /* Apparently nice girls don't return TX_BUSY; stop the queue + * before it gets out of hand. Naturally, this wastes entries. */ + if (capacity < 2+MAX_SKB_FRAGS) { + netif_stop_queue(dev); + if (unlikely(!vi->svq->vq_ops->enable_cb(vi->svq))) { + /* More just got used, free them then recheck. */ + capacity += free_old_xmit_skbs(vi); + if (capacity >= 2+MAX_SKB_FRAGS) { + netif_start_queue(dev); + vi->svq->vq_ops->disable_cb(vi->svq); + } + } } - goto done; + + return NETDEV_TX_OK; } static int virtnet_set_mac_address(struct net_device *dev, void *p) @@ -925,10 +885,6 @@ static int virtnet_probe(struct virtio_device *vdev) vi->pages = NULL; INIT_DELAYED_WORK(&vi->refill, refill_work); - /* If they give us a callback when all buffers are done, we don't need - * the timer. */ - vi->free_in_tasklet = virtio_has_feature(vdev,VIRTIO_F_NOTIFY_ON_EMPTY); - /* If we can receive ANY GSO packets, we must allocate large ones. */ if (virtio_has_feature(vdev, VIRTIO_NET_F_GUEST_TSO4) || virtio_has_feature(vdev, VIRTIO_NET_F_GUEST_TSO6) @@ -960,11 +916,6 @@ static int virtnet_probe(struct virtio_device *vdev) skb_queue_head_init(&vi->recv); skb_queue_head_init(&vi->send); - tasklet_init(&vi->tasklet, xmit_tasklet, (unsigned long)vi); - - if (!vi->free_in_tasklet) - setup_timer(&vi->xmit_free_timer, xmit_free, (unsigned long)vi); - err = register_netdev(dev); if (err) { pr_debug("virtio_net: registering device failed\n"); @@ -1005,9 +956,6 @@ static void virtnet_remove(struct virtio_device *vdev) /* Stop all the virtqueues. */ vdev->config->reset(vdev); - if (!vi->free_in_tasklet) - del_timer_sync(&vi->xmit_free_timer); - /* Free our skbs in send and recv queues, if any. */ while ((skb = __skb_dequeue(&vi->recv)) != NULL) { kfree_skb(skb); @@ -1041,7 +989,6 @@ static unsigned int features[] = { VIRTIO_NET_F_GUEST_ECN, VIRTIO_NET_F_GUEST_UFO, VIRTIO_NET_F_MRG_RXBUF, VIRTIO_NET_F_STATUS, VIRTIO_NET_F_CTRL_VQ, VIRTIO_NET_F_CTRL_RX, VIRTIO_NET_F_CTRL_VLAN, - VIRTIO_F_NOTIFY_ON_EMPTY, }; static struct virtio_driver virtio_net = { diff --git a/drivers/net/wireless/iwlwifi/iwl-1000.c b/drivers/net/wireless/iwlwifi/iwl-1000.c index a95caa01414..2716b91ba9f 100644 --- a/drivers/net/wireless/iwlwifi/iwl-1000.c +++ b/drivers/net/wireless/iwlwifi/iwl-1000.c @@ -99,6 +99,8 @@ static struct iwl_lib_ops iwl1000_lib = { .setup_deferred_work = iwl5000_setup_deferred_work, .is_valid_rtc_data_addr = iwl5000_hw_valid_rtc_data_addr, .load_ucode = iwl5000_load_ucode, + .dump_nic_event_log = iwl_dump_nic_event_log, + .dump_nic_error_log = iwl_dump_nic_error_log, .init_alive_start = iwl5000_init_alive_start, .alive_notify = iwl5000_alive_notify, .send_tx_power = iwl5000_send_tx_power, diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c index e9a685d8e3a..e70c5b0af36 100644 --- a/drivers/net/wireless/iwlwifi/iwl-3945.c +++ b/drivers/net/wireless/iwlwifi/iwl-3945.c @@ -2839,6 +2839,8 @@ static struct iwl_lib_ops iwl3945_lib = { .txq_free_tfd = iwl3945_hw_txq_free_tfd, .txq_init = iwl3945_hw_tx_queue_init, .load_ucode = iwl3945_load_bsm, + .dump_nic_event_log = iwl3945_dump_nic_event_log, + .dump_nic_error_log = iwl3945_dump_nic_error_log, .apm_ops = { .init = iwl3945_apm_init, .reset = iwl3945_apm_reset, diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.h b/drivers/net/wireless/iwlwifi/iwl-3945.h index f2403690991..21679bf3a1a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-3945.h +++ b/drivers/net/wireless/iwlwifi/iwl-3945.h @@ -209,6 +209,8 @@ extern int __must_check iwl3945_send_cmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd); extern unsigned int iwl3945_fill_beacon_frame(struct iwl_priv *priv, struct ieee80211_hdr *hdr,int left); +extern void iwl3945_dump_nic_event_log(struct iwl_priv *priv); +extern void iwl3945_dump_nic_error_log(struct iwl_priv *priv); /* * Currently used by iwl-3945-rs... look at restructuring so that it doesn't diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c index 3259b884154..a22a0501c19 100644 --- a/drivers/net/wireless/iwlwifi/iwl-4965.c +++ b/drivers/net/wireless/iwlwifi/iwl-4965.c @@ -2298,6 +2298,8 @@ static struct iwl_lib_ops iwl4965_lib = { .alive_notify = iwl4965_alive_notify, .init_alive_start = iwl4965_init_alive_start, .load_ucode = iwl4965_load_bsm, + .dump_nic_event_log = iwl_dump_nic_event_log, + .dump_nic_error_log = iwl_dump_nic_error_log, .apm_ops = { .init = iwl4965_apm_init, .reset = iwl4965_apm_reset, diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c index a6391c7fea5..eb08f441100 100644 --- a/drivers/net/wireless/iwlwifi/iwl-5000.c +++ b/drivers/net/wireless/iwlwifi/iwl-5000.c @@ -1535,6 +1535,8 @@ struct iwl_lib_ops iwl5000_lib = { .rx_handler_setup = iwl5000_rx_handler_setup, .setup_deferred_work = iwl5000_setup_deferred_work, .is_valid_rtc_data_addr = iwl5000_hw_valid_rtc_data_addr, + .dump_nic_event_log = iwl_dump_nic_event_log, + .dump_nic_error_log = iwl_dump_nic_error_log, .load_ucode = iwl5000_load_ucode, .init_alive_start = iwl5000_init_alive_start, .alive_notify = iwl5000_alive_notify, @@ -1585,6 +1587,8 @@ static struct iwl_lib_ops iwl5150_lib = { .rx_handler_setup = iwl5000_rx_handler_setup, .setup_deferred_work = iwl5000_setup_deferred_work, .is_valid_rtc_data_addr = iwl5000_hw_valid_rtc_data_addr, + .dump_nic_event_log = iwl_dump_nic_event_log, + .dump_nic_error_log = iwl_dump_nic_error_log, .load_ucode = iwl5000_load_ucode, .init_alive_start = iwl5000_init_alive_start, .alive_notify = iwl5000_alive_notify, diff --git a/drivers/net/wireless/iwlwifi/iwl-6000.c b/drivers/net/wireless/iwlwifi/iwl-6000.c index 82b9c93dff5..c295b8ee922 100644 --- a/drivers/net/wireless/iwlwifi/iwl-6000.c +++ b/drivers/net/wireless/iwlwifi/iwl-6000.c @@ -100,6 +100,8 @@ static struct iwl_lib_ops iwl6000_lib = { .setup_deferred_work = iwl5000_setup_deferred_work, .is_valid_rtc_data_addr = iwl5000_hw_valid_rtc_data_addr, .load_ucode = iwl5000_load_ucode, + .dump_nic_event_log = iwl_dump_nic_event_log, + .dump_nic_error_log = iwl_dump_nic_error_log, .init_alive_start = iwl5000_init_alive_start, .alive_notify = iwl5000_alive_notify, .send_tx_power = iwl5000_send_tx_power, diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c index 00457bff1ed..cdc07c47745 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn.c @@ -1526,6 +1526,191 @@ static int iwl_read_ucode(struct iwl_priv *priv) return ret; } +#ifdef CONFIG_IWLWIFI_DEBUG +static const char *desc_lookup_text[] = { + "OK", + "FAIL", + "BAD_PARAM", + "BAD_CHECKSUM", + "NMI_INTERRUPT_WDG", + "SYSASSERT", + "FATAL_ERROR", + "BAD_COMMAND", + "HW_ERROR_TUNE_LOCK", + "HW_ERROR_TEMPERATURE", + "ILLEGAL_CHAN_FREQ", + "VCC_NOT_STABLE", + "FH_ERROR", + "NMI_INTERRUPT_HOST", + "NMI_INTERRUPT_ACTION_PT", + "NMI_INTERRUPT_UNKNOWN", + "UCODE_VERSION_MISMATCH", + "HW_ERROR_ABS_LOCK", + "HW_ERROR_CAL_LOCK_FAIL", + "NMI_INTERRUPT_INST_ACTION_PT", + "NMI_INTERRUPT_DATA_ACTION_PT", + "NMI_TRM_HW_ER", + "NMI_INTERRUPT_TRM", + "NMI_INTERRUPT_BREAK_POINT" + "DEBUG_0", + "DEBUG_1", + "DEBUG_2", + "DEBUG_3", + "UNKNOWN" +}; + +static const char *desc_lookup(int i) +{ + int max = ARRAY_SIZE(desc_lookup_text) - 1; + + if (i < 0 || i > max) + i = max; + + return desc_lookup_text[i]; +} + +#define ERROR_START_OFFSET (1 * sizeof(u32)) +#define ERROR_ELEM_SIZE (7 * sizeof(u32)) + +void iwl_dump_nic_error_log(struct iwl_priv *priv) +{ + u32 data2, line; + u32 desc, time, count, base, data1; + u32 blink1, blink2, ilink1, ilink2; + + if (priv->ucode_type == UCODE_INIT) + base = le32_to_cpu(priv->card_alive_init.error_event_table_ptr); + else + base = le32_to_cpu(priv->card_alive.error_event_table_ptr); + + if (!priv->cfg->ops->lib->is_valid_rtc_data_addr(base)) { + IWL_ERR(priv, "Not valid error log pointer 0x%08X\n", base); + return; + } + + count = iwl_read_targ_mem(priv, base); + + if (ERROR_START_OFFSET <= count * ERROR_ELEM_SIZE) { + IWL_ERR(priv, "Start IWL Error Log Dump:\n"); + IWL_ERR(priv, "Status: 0x%08lX, count: %d\n", + priv->status, count); + } + + desc = iwl_read_targ_mem(priv, base + 1 * sizeof(u32)); + blink1 = iwl_read_targ_mem(priv, base + 3 * sizeof(u32)); + blink2 = iwl_read_targ_mem(priv, base + 4 * sizeof(u32)); + ilink1 = iwl_read_targ_mem(priv, base + 5 * sizeof(u32)); + ilink2 = iwl_read_targ_mem(priv, base + 6 * sizeof(u32)); + data1 = iwl_read_targ_mem(priv, base + 7 * sizeof(u32)); + data2 = iwl_read_targ_mem(priv, base + 8 * sizeof(u32)); + line = iwl_read_targ_mem(priv, base + 9 * sizeof(u32)); + time = iwl_read_targ_mem(priv, base + 11 * sizeof(u32)); + + IWL_ERR(priv, "Desc Time " + "data1 data2 line\n"); + IWL_ERR(priv, "%-28s (#%02d) %010u 0x%08X 0x%08X %u\n", + desc_lookup(desc), desc, time, data1, data2, line); + IWL_ERR(priv, "blink1 blink2 ilink1 ilink2\n"); + IWL_ERR(priv, "0x%05X 0x%05X 0x%05X 0x%05X\n", blink1, blink2, + ilink1, ilink2); + +} + +#define EVENT_START_OFFSET (4 * sizeof(u32)) + +/** + * iwl_print_event_log - Dump error event log to syslog + * + */ +static void iwl_print_event_log(struct iwl_priv *priv, u32 start_idx, + u32 num_events, u32 mode) +{ + u32 i; + u32 base; /* SRAM byte address of event log header */ + u32 event_size; /* 2 u32s, or 3 u32s if timestamp recorded */ + u32 ptr; /* SRAM byte address of log data */ + u32 ev, time, data; /* event log data */ + + if (num_events == 0) + return; + if (priv->ucode_type == UCODE_INIT) + base = le32_to_cpu(priv->card_alive_init.log_event_table_ptr); + else + base = le32_to_cpu(priv->card_alive.log_event_table_ptr); + + if (mode == 0) + event_size = 2 * sizeof(u32); + else + event_size = 3 * sizeof(u32); + + ptr = base + EVENT_START_OFFSET + (start_idx * event_size); + + /* "time" is actually "data" for mode 0 (no timestamp). + * place event id # at far right for easier visual parsing. */ + for (i = 0; i < num_events; i++) { + ev = iwl_read_targ_mem(priv, ptr); + ptr += sizeof(u32); + time = iwl_read_targ_mem(priv, ptr); + ptr += sizeof(u32); + if (mode == 0) { + /* data, ev */ + IWL_ERR(priv, "EVT_LOG:0x%08x:%04u\n", time, ev); + } else { + data = iwl_read_targ_mem(priv, ptr); + ptr += sizeof(u32); + IWL_ERR(priv, "EVT_LOGT:%010u:0x%08x:%04u\n", + time, data, ev); + } + } +} + +void iwl_dump_nic_event_log(struct iwl_priv *priv) +{ + u32 base; /* SRAM byte address of event log header */ + u32 capacity; /* event log capacity in # entries */ + u32 mode; /* 0 - no timestamp, 1 - timestamp recorded */ + u32 num_wraps; /* # times uCode wrapped to top of log */ + u32 next_entry; /* index of next entry to be written by uCode */ + u32 size; /* # entries that we'll print */ + + if (priv->ucode_type == UCODE_INIT) + base = le32_to_cpu(priv->card_alive_init.log_event_table_ptr); + else + base = le32_to_cpu(priv->card_alive.log_event_table_ptr); + + if (!priv->cfg->ops->lib->is_valid_rtc_data_addr(base)) { + IWL_ERR(priv, "Invalid event log pointer 0x%08X\n", base); + return; + } + + /* event log header */ + capacity = iwl_read_targ_mem(priv, base); + mode = iwl_read_targ_mem(priv, base + (1 * sizeof(u32))); + num_wraps = iwl_read_targ_mem(priv, base + (2 * sizeof(u32))); + next_entry = iwl_read_targ_mem(priv, base + (3 * sizeof(u32))); + + size = num_wraps ? capacity : next_entry; + + /* bail out if nothing in log */ + if (size == 0) { + IWL_ERR(priv, "Start IWL Event Log Dump: nothing in log\n"); + return; + } + + IWL_ERR(priv, "Start IWL Event Log Dump: display count %d, wraps %d\n", + size, num_wraps); + + /* if uCode has wrapped back to top of log, start at the oldest entry, + * i.e the next one that uCode would fill. */ + if (num_wraps) + iwl_print_event_log(priv, next_entry, + capacity - next_entry, mode); + /* (then/else) start at top of log */ + iwl_print_event_log(priv, 0, next_entry, mode); + +} +#endif + /** * iwl_alive_start - called after REPLY_ALIVE notification received * from protocol/runtime uCode (initialization uCode's diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c index fd26c0dc9c5..484d5c1a731 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.c +++ b/drivers/net/wireless/iwlwifi/iwl-core.c @@ -1309,189 +1309,6 @@ static void iwl_print_rx_config_cmd(struct iwl_priv *priv) IWL_DEBUG_RADIO(priv, "u8[6] bssid_addr: %pM\n", rxon->bssid_addr); IWL_DEBUG_RADIO(priv, "u16 assoc_id: 0x%x\n", le16_to_cpu(rxon->assoc_id)); } - -static const char *desc_lookup_text[] = { - "OK", - "FAIL", - "BAD_PARAM", - "BAD_CHECKSUM", - "NMI_INTERRUPT_WDG", - "SYSASSERT", - "FATAL_ERROR", - "BAD_COMMAND", - "HW_ERROR_TUNE_LOCK", - "HW_ERROR_TEMPERATURE", - "ILLEGAL_CHAN_FREQ", - "VCC_NOT_STABLE", - "FH_ERROR", - "NMI_INTERRUPT_HOST", - "NMI_INTERRUPT_ACTION_PT", - "NMI_INTERRUPT_UNKNOWN", - "UCODE_VERSION_MISMATCH", - "HW_ERROR_ABS_LOCK", - "HW_ERROR_CAL_LOCK_FAIL", - "NMI_INTERRUPT_INST_ACTION_PT", - "NMI_INTERRUPT_DATA_ACTION_PT", - "NMI_TRM_HW_ER", - "NMI_INTERRUPT_TRM", - "NMI_INTERRUPT_BREAK_POINT" - "DEBUG_0", - "DEBUG_1", - "DEBUG_2", - "DEBUG_3", - "UNKNOWN" -}; - -static const char *desc_lookup(int i) -{ - int max = ARRAY_SIZE(desc_lookup_text) - 1; - - if (i < 0 || i > max) - i = max; - - return desc_lookup_text[i]; -} - -#define ERROR_START_OFFSET (1 * sizeof(u32)) -#define ERROR_ELEM_SIZE (7 * sizeof(u32)) - -static void iwl_dump_nic_error_log(struct iwl_priv *priv) -{ - u32 data2, line; - u32 desc, time, count, base, data1; - u32 blink1, blink2, ilink1, ilink2; - - if (priv->ucode_type == UCODE_INIT) - base = le32_to_cpu(priv->card_alive_init.error_event_table_ptr); - else - base = le32_to_cpu(priv->card_alive.error_event_table_ptr); - - if (!priv->cfg->ops->lib->is_valid_rtc_data_addr(base)) { - IWL_ERR(priv, "Not valid error log pointer 0x%08X\n", base); - return; - } - - count = iwl_read_targ_mem(priv, base); - - if (ERROR_START_OFFSET <= count * ERROR_ELEM_SIZE) { - IWL_ERR(priv, "Start IWL Error Log Dump:\n"); - IWL_ERR(priv, "Status: 0x%08lX, count: %d\n", - priv->status, count); - } - - desc = iwl_read_targ_mem(priv, base + 1 * sizeof(u32)); - blink1 = iwl_read_targ_mem(priv, base + 3 * sizeof(u32)); - blink2 = iwl_read_targ_mem(priv, base + 4 * sizeof(u32)); - ilink1 = iwl_read_targ_mem(priv, base + 5 * sizeof(u32)); - ilink2 = iwl_read_targ_mem(priv, base + 6 * sizeof(u32)); - data1 = iwl_read_targ_mem(priv, base + 7 * sizeof(u32)); - data2 = iwl_read_targ_mem(priv, base + 8 * sizeof(u32)); - line = iwl_read_targ_mem(priv, base + 9 * sizeof(u32)); - time = iwl_read_targ_mem(priv, base + 11 * sizeof(u32)); - - IWL_ERR(priv, "Desc Time " - "data1 data2 line\n"); - IWL_ERR(priv, "%-28s (#%02d) %010u 0x%08X 0x%08X %u\n", - desc_lookup(desc), desc, time, data1, data2, line); - IWL_ERR(priv, "blink1 blink2 ilink1 ilink2\n"); - IWL_ERR(priv, "0x%05X 0x%05X 0x%05X 0x%05X\n", blink1, blink2, - ilink1, ilink2); - -} - -#define EVENT_START_OFFSET (4 * sizeof(u32)) - -/** - * iwl_print_event_log - Dump error event log to syslog - * - */ -static void iwl_print_event_log(struct iwl_priv *priv, u32 start_idx, - u32 num_events, u32 mode) -{ - u32 i; - u32 base; /* SRAM byte address of event log header */ - u32 event_size; /* 2 u32s, or 3 u32s if timestamp recorded */ - u32 ptr; /* SRAM byte address of log data */ - u32 ev, time, data; /* event log data */ - - if (num_events == 0) - return; - if (priv->ucode_type == UCODE_INIT) - base = le32_to_cpu(priv->card_alive_init.log_event_table_ptr); - else - base = le32_to_cpu(priv->card_alive.log_event_table_ptr); - - if (mode == 0) - event_size = 2 * sizeof(u32); - else - event_size = 3 * sizeof(u32); - - ptr = base + EVENT_START_OFFSET + (start_idx * event_size); - - /* "time" is actually "data" for mode 0 (no timestamp). - * place event id # at far right for easier visual parsing. */ - for (i = 0; i < num_events; i++) { - ev = iwl_read_targ_mem(priv, ptr); - ptr += sizeof(u32); - time = iwl_read_targ_mem(priv, ptr); - ptr += sizeof(u32); - if (mode == 0) { - /* data, ev */ - IWL_ERR(priv, "EVT_LOG:0x%08x:%04u\n", time, ev); - } else { - data = iwl_read_targ_mem(priv, ptr); - ptr += sizeof(u32); - IWL_ERR(priv, "EVT_LOGT:%010u:0x%08x:%04u\n", - time, data, ev); - } - } -} - -void iwl_dump_nic_event_log(struct iwl_priv *priv) -{ - u32 base; /* SRAM byte address of event log header */ - u32 capacity; /* event log capacity in # entries */ - u32 mode; /* 0 - no timestamp, 1 - timestamp recorded */ - u32 num_wraps; /* # times uCode wrapped to top of log */ - u32 next_entry; /* index of next entry to be written by uCode */ - u32 size; /* # entries that we'll print */ - - if (priv->ucode_type == UCODE_INIT) - base = le32_to_cpu(priv->card_alive_init.log_event_table_ptr); - else - base = le32_to_cpu(priv->card_alive.log_event_table_ptr); - - if (!priv->cfg->ops->lib->is_valid_rtc_data_addr(base)) { - IWL_ERR(priv, "Invalid event log pointer 0x%08X\n", base); - return; - } - - /* event log header */ - capacity = iwl_read_targ_mem(priv, base); - mode = iwl_read_targ_mem(priv, base + (1 * sizeof(u32))); - num_wraps = iwl_read_targ_mem(priv, base + (2 * sizeof(u32))); - next_entry = iwl_read_targ_mem(priv, base + (3 * sizeof(u32))); - - size = num_wraps ? capacity : next_entry; - - /* bail out if nothing in log */ - if (size == 0) { - IWL_ERR(priv, "Start IWL Event Log Dump: nothing in log\n"); - return; - } - - IWL_ERR(priv, "Start IWL Event Log Dump: display count %d, wraps %d\n", - size, num_wraps); - - /* if uCode has wrapped back to top of log, start at the oldest entry, - * i.e the next one that uCode would fill. */ - if (num_wraps) - iwl_print_event_log(priv, next_entry, - capacity - next_entry, mode); - /* (then/else) start at top of log */ - iwl_print_event_log(priv, 0, next_entry, mode); - -} #endif /** * iwl_irq_handle_error - called for HW or SW error interrupt from card @@ -1506,8 +1323,8 @@ void iwl_irq_handle_error(struct iwl_priv *priv) #ifdef CONFIG_IWLWIFI_DEBUG if (iwl_get_debug_level(priv) & IWL_DL_FW_ERRORS) { - iwl_dump_nic_error_log(priv); - iwl_dump_nic_event_log(priv); + priv->cfg->ops->lib->dump_nic_error_log(priv); + priv->cfg->ops->lib->dump_nic_event_log(priv); iwl_print_rx_config_cmd(priv); } #endif diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h index 7ff9ffb2b70..e50103a956b 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.h +++ b/drivers/net/wireless/iwlwifi/iwl-core.h @@ -166,6 +166,8 @@ struct iwl_lib_ops { int (*is_valid_rtc_data_addr)(u32 addr); /* 1st ucode load */ int (*load_ucode)(struct iwl_priv *priv); + void (*dump_nic_event_log)(struct iwl_priv *priv); + void (*dump_nic_error_log)(struct iwl_priv *priv); /* power management */ struct iwl_apm_ops apm_ops; @@ -540,7 +542,19 @@ int iwl_pci_resume(struct pci_dev *pdev); /***************************************************** * Error Handling Debugging ******************************************************/ +#ifdef CONFIG_IWLWIFI_DEBUG void iwl_dump_nic_event_log(struct iwl_priv *priv); +void iwl_dump_nic_error_log(struct iwl_priv *priv); +#else +static inline void iwl_dump_nic_event_log(struct iwl_priv *priv) +{ +} + +static inline void iwl_dump_nic_error_log(struct iwl_priv *priv) +{ +} +#endif + void iwl_clear_isr_stats(struct iwl_priv *priv); /***************************************************** diff --git a/drivers/net/wireless/iwlwifi/iwl-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-debugfs.c index fb844859a44..a198bcf6102 100644 --- a/drivers/net/wireless/iwlwifi/iwl-debugfs.c +++ b/drivers/net/wireless/iwlwifi/iwl-debugfs.c @@ -410,7 +410,7 @@ static ssize_t iwl_dbgfs_nvm_read(struct file *file, pos += scnprintf(buf + pos, buf_size - pos, "0x%.4x ", ofs); hex_dump_to_buffer(ptr + ofs, 16 , 16, 2, buf + pos, buf_size - pos, 0); - pos += strlen(buf); + pos += strlen(buf + pos); if (buf_size - pos > 0) buf[pos++] = '\n'; } @@ -436,7 +436,7 @@ static ssize_t iwl_dbgfs_log_event_write(struct file *file, if (sscanf(buf, "%d", &event_log_flag) != 1) return -EFAULT; if (event_log_flag == 1) - iwl_dump_nic_event_log(priv); + priv->cfg->ops->lib->dump_nic_event_log(priv); return count; } @@ -909,7 +909,7 @@ static ssize_t iwl_dbgfs_traffic_log_read(struct file *file, "0x%.4x ", ofs); hex_dump_to_buffer(ptr + ofs, 16, 16, 2, buf + pos, bufsz - pos, 0); - pos += strlen(buf); + pos += strlen(buf + pos); if (bufsz - pos > 0) buf[pos++] = '\n'; } @@ -932,7 +932,7 @@ static ssize_t iwl_dbgfs_traffic_log_read(struct file *file, "0x%.4x ", ofs); hex_dump_to_buffer(ptr + ofs, 16, 16, 2, buf + pos, bufsz - pos, 0); - pos += strlen(buf); + pos += strlen(buf + pos); if (bufsz - pos > 0) buf[pos++] = '\n'; } diff --git a/drivers/net/wireless/iwlwifi/iwl-tx.c b/drivers/net/wireless/iwlwifi/iwl-tx.c index a7422e52d88..c1890754470 100644 --- a/drivers/net/wireless/iwlwifi/iwl-tx.c +++ b/drivers/net/wireless/iwlwifi/iwl-tx.c @@ -197,6 +197,12 @@ void iwl_cmd_queue_free(struct iwl_priv *priv) pci_free_consistent(dev, priv->hw_params.tfd_size * txq->q.n_bd, txq->tfds, txq->q.dma_addr); + /* deallocate arrays */ + kfree(txq->cmd); + kfree(txq->meta); + txq->cmd = NULL; + txq->meta = NULL; + /* 0-fill queue descriptor structure */ memset(txq, 0, sizeof(*txq)); } diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c index 4f2d4393728..c390dbd877e 100644 --- a/drivers/net/wireless/iwlwifi/iwl3945-base.c +++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c @@ -1481,6 +1481,7 @@ static inline void iwl_synchronize_irq(struct iwl_priv *priv) tasklet_kill(&priv->irq_tasklet); } +#ifdef CONFIG_IWLWIFI_DEBUG static const char *desc_lookup(int i) { switch (i) { @@ -1504,7 +1505,7 @@ static const char *desc_lookup(int i) #define ERROR_START_OFFSET (1 * sizeof(u32)) #define ERROR_ELEM_SIZE (7 * sizeof(u32)) -static void iwl3945_dump_nic_error_log(struct iwl_priv *priv) +void iwl3945_dump_nic_error_log(struct iwl_priv *priv) { u32 i; u32 desc, time, count, base, data1; @@ -1598,7 +1599,7 @@ static void iwl3945_print_event_log(struct iwl_priv *priv, u32 start_idx, } } -static void iwl3945_dump_nic_event_log(struct iwl_priv *priv) +void iwl3945_dump_nic_event_log(struct iwl_priv *priv) { u32 base; /* SRAM byte address of event log header */ u32 capacity; /* event log capacity in # entries */ @@ -1640,6 +1641,16 @@ static void iwl3945_dump_nic_event_log(struct iwl_priv *priv) iwl3945_print_event_log(priv, 0, next_entry, mode); } +#else +void iwl3945_dump_nic_event_log(struct iwl_priv *priv) +{ +} + +void iwl3945_dump_nic_error_log(struct iwl_priv *priv) +{ +} + +#endif static void iwl3945_irq_tasklet(struct iwl_priv *priv) { @@ -3683,21 +3694,6 @@ static ssize_t dump_error_log(struct device *d, static DEVICE_ATTR(dump_errors, S_IWUSR, NULL, dump_error_log); -static ssize_t dump_event_log(struct device *d, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct iwl_priv *priv = dev_get_drvdata(d); - char *p = (char *)buf; - - if (p[0] == '1') - iwl3945_dump_nic_event_log(priv); - - return strnlen(buf, count); -} - -static DEVICE_ATTR(dump_events, S_IWUSR, NULL, dump_event_log); - /***************************************************************************** * * driver setup and tear down @@ -3742,7 +3738,6 @@ static struct attribute *iwl3945_sysfs_entries[] = { &dev_attr_antenna.attr, &dev_attr_channels.attr, &dev_attr_dump_errors.attr, - &dev_attr_dump_events.attr, &dev_attr_flags.attr, &dev_attr_filter_flags.attr, #ifdef CONFIG_IWL3945_SPECTRUM_MEASUREMENT diff --git a/drivers/pci/hotplug/acpiphp_ibm.c b/drivers/pci/hotplug/acpiphp_ibm.c index a9d926b7d80..e7be66dbac2 100644 --- a/drivers/pci/hotplug/acpiphp_ibm.c +++ b/drivers/pci/hotplug/acpiphp_ibm.c @@ -406,7 +406,6 @@ static acpi_status __init ibm_find_acpi_device(acpi_handle handle, __func__, status); return retval; } - info->hardware_id.string[sizeof(info->hardware_id.length) - 1] = '\0'; if (info->current_status && (info->valid & ACPI_VALID_HID) && (!strcmp(info->hardware_id.string, IBM_HARDWARE_ID1) || diff --git a/drivers/pcmcia/at91_cf.c b/drivers/pcmcia/at91_cf.c index 9e1140f085f..e1dccedc596 100644 --- a/drivers/pcmcia/at91_cf.c +++ b/drivers/pcmcia/at91_cf.c @@ -363,7 +363,7 @@ static int at91_cf_suspend(struct platform_device *pdev, pm_message_t mesg) struct at91_cf_socket *cf = platform_get_drvdata(pdev); struct at91_cf_data *board = cf->board; - pcmcia_socket_dev_suspend(&pdev->dev, mesg); + pcmcia_socket_dev_suspend(&pdev->dev); if (device_may_wakeup(&pdev->dev)) { enable_irq_wake(board->det_pin); if (board->irq_pin) diff --git a/drivers/pcmcia/au1000_generic.c b/drivers/pcmcia/au1000_generic.c index 90013341cd5..02088704ac2 100644 --- a/drivers/pcmcia/au1000_generic.c +++ b/drivers/pcmcia/au1000_generic.c @@ -515,7 +515,7 @@ static int au1x00_drv_pcmcia_probe(struct platform_device *dev) static int au1x00_drv_pcmcia_suspend(struct platform_device *dev, pm_message_t state) { - return pcmcia_socket_dev_suspend(&dev->dev, state); + return pcmcia_socket_dev_suspend(&dev->dev); } static int au1x00_drv_pcmcia_resume(struct platform_device *dev) diff --git a/drivers/pcmcia/bfin_cf_pcmcia.c b/drivers/pcmcia/bfin_cf_pcmcia.c index b59d4115d20..300b368605c 100644 --- a/drivers/pcmcia/bfin_cf_pcmcia.c +++ b/drivers/pcmcia/bfin_cf_pcmcia.c @@ -302,7 +302,7 @@ static int __devexit bfin_cf_remove(struct platform_device *pdev) static int bfin_cf_suspend(struct platform_device *pdev, pm_message_t mesg) { - return pcmcia_socket_dev_suspend(&pdev->dev, mesg); + return pcmcia_socket_dev_suspend(&pdev->dev); } static int bfin_cf_resume(struct platform_device *pdev) diff --git a/drivers/pcmcia/cs.c b/drivers/pcmcia/cs.c index 0660ad18258..934d4bee39a 100644 --- a/drivers/pcmcia/cs.c +++ b/drivers/pcmcia/cs.c @@ -101,7 +101,7 @@ EXPORT_SYMBOL(pcmcia_socket_list_rwsem); static int socket_resume(struct pcmcia_socket *skt); static int socket_suspend(struct pcmcia_socket *skt); -int pcmcia_socket_dev_suspend(struct device *dev, pm_message_t state) +int pcmcia_socket_dev_suspend(struct device *dev) { struct pcmcia_socket *socket; diff --git a/drivers/pcmcia/i82092.c b/drivers/pcmcia/i82092.c index 46561face12..a04f21c8170 100644 --- a/drivers/pcmcia/i82092.c +++ b/drivers/pcmcia/i82092.c @@ -42,7 +42,7 @@ MODULE_DEVICE_TABLE(pci, i82092aa_pci_ids); #ifdef CONFIG_PM static int i82092aa_socket_suspend (struct pci_dev *dev, pm_message_t state) { - return pcmcia_socket_dev_suspend(&dev->dev, state); + return pcmcia_socket_dev_suspend(&dev->dev); } static int i82092aa_socket_resume (struct pci_dev *dev) diff --git a/drivers/pcmcia/i82365.c b/drivers/pcmcia/i82365.c index 40d4953e4b1..b906abe26ad 100644 --- a/drivers/pcmcia/i82365.c +++ b/drivers/pcmcia/i82365.c @@ -1241,7 +1241,7 @@ static int pcic_init(struct pcmcia_socket *s) static int i82365_drv_pcmcia_suspend(struct platform_device *dev, pm_message_t state) { - return pcmcia_socket_dev_suspend(&dev->dev, state); + return pcmcia_socket_dev_suspend(&dev->dev); } static int i82365_drv_pcmcia_resume(struct platform_device *dev) diff --git a/drivers/pcmcia/m32r_cfc.c b/drivers/pcmcia/m32r_cfc.c index 62b4ecc97c4..d1d89c4491a 100644 --- a/drivers/pcmcia/m32r_cfc.c +++ b/drivers/pcmcia/m32r_cfc.c @@ -699,7 +699,7 @@ static struct pccard_operations pcc_operations = { static int cfc_drv_pcmcia_suspend(struct platform_device *dev, pm_message_t state) { - return pcmcia_socket_dev_suspend(&dev->dev, state); + return pcmcia_socket_dev_suspend(&dev->dev); } static int cfc_drv_pcmcia_resume(struct platform_device *dev) diff --git a/drivers/pcmcia/m32r_pcc.c b/drivers/pcmcia/m32r_pcc.c index 12034b41d19..a0655839c8d 100644 --- a/drivers/pcmcia/m32r_pcc.c +++ b/drivers/pcmcia/m32r_pcc.c @@ -675,7 +675,7 @@ static struct pccard_operations pcc_operations = { static int pcc_drv_pcmcia_suspend(struct platform_device *dev, pm_message_t state) { - return pcmcia_socket_dev_suspend(&dev->dev, state); + return pcmcia_socket_dev_suspend(&dev->dev); } static int pcc_drv_pcmcia_resume(struct platform_device *dev) diff --git a/drivers/pcmcia/m8xx_pcmcia.c b/drivers/pcmcia/m8xx_pcmcia.c index d1ad0966392..c69f2c4fe52 100644 --- a/drivers/pcmcia/m8xx_pcmcia.c +++ b/drivers/pcmcia/m8xx_pcmcia.c @@ -1296,7 +1296,7 @@ static int m8xx_remove(struct of_device *ofdev) #ifdef CONFIG_PM static int m8xx_suspend(struct platform_device *pdev, pm_message_t state) { - return pcmcia_socket_dev_suspend(&pdev->dev, state); + return pcmcia_socket_dev_suspend(&pdev->dev); } static int m8xx_resume(struct platform_device *pdev) diff --git a/drivers/pcmcia/omap_cf.c b/drivers/pcmcia/omap_cf.c index f3736398900..68570bc3ac8 100644 --- a/drivers/pcmcia/omap_cf.c +++ b/drivers/pcmcia/omap_cf.c @@ -334,7 +334,7 @@ static int __exit omap_cf_remove(struct platform_device *pdev) static int omap_cf_suspend(struct platform_device *pdev, pm_message_t mesg) { - return pcmcia_socket_dev_suspend(&pdev->dev, mesg); + return pcmcia_socket_dev_suspend(&pdev->dev); } static int omap_cf_resume(struct platform_device *pdev) diff --git a/drivers/pcmcia/pd6729.c b/drivers/pcmcia/pd6729.c index 8bed1dab903..1c39d3438f2 100644 --- a/drivers/pcmcia/pd6729.c +++ b/drivers/pcmcia/pd6729.c @@ -758,7 +758,7 @@ static void __devexit pd6729_pci_remove(struct pci_dev *dev) #ifdef CONFIG_PM static int pd6729_socket_suspend(struct pci_dev *dev, pm_message_t state) { - return pcmcia_socket_dev_suspend(&dev->dev, state); + return pcmcia_socket_dev_suspend(&dev->dev); } static int pd6729_socket_resume(struct pci_dev *dev) diff --git a/drivers/pcmcia/pxa2xx_base.c b/drivers/pcmcia/pxa2xx_base.c index 87e22ef8eb0..0e35acb1366 100644 --- a/drivers/pcmcia/pxa2xx_base.c +++ b/drivers/pcmcia/pxa2xx_base.c @@ -302,7 +302,7 @@ static int pxa2xx_drv_pcmcia_remove(struct platform_device *dev) static int pxa2xx_drv_pcmcia_suspend(struct device *dev) { - return pcmcia_socket_dev_suspend(dev, PMSG_SUSPEND); + return pcmcia_socket_dev_suspend(dev); } static int pxa2xx_drv_pcmcia_resume(struct device *dev) diff --git a/drivers/pcmcia/sa1100_generic.c b/drivers/pcmcia/sa1100_generic.c index d8da5ac844e..2d0e9975153 100644 --- a/drivers/pcmcia/sa1100_generic.c +++ b/drivers/pcmcia/sa1100_generic.c @@ -89,7 +89,7 @@ static int sa11x0_drv_pcmcia_remove(struct platform_device *dev) static int sa11x0_drv_pcmcia_suspend(struct platform_device *dev, pm_message_t state) { - return pcmcia_socket_dev_suspend(&dev->dev, state); + return pcmcia_socket_dev_suspend(&dev->dev); } static int sa11x0_drv_pcmcia_resume(struct platform_device *dev) diff --git a/drivers/pcmcia/sa1111_generic.c b/drivers/pcmcia/sa1111_generic.c index 401052a21ce..4be4e172ffa 100644 --- a/drivers/pcmcia/sa1111_generic.c +++ b/drivers/pcmcia/sa1111_generic.c @@ -159,7 +159,7 @@ static int __devexit pcmcia_remove(struct sa1111_dev *dev) static int pcmcia_suspend(struct sa1111_dev *dev, pm_message_t state) { - return pcmcia_socket_dev_suspend(&dev->dev, state); + return pcmcia_socket_dev_suspend(&dev->dev); } static int pcmcia_resume(struct sa1111_dev *dev) diff --git a/drivers/pcmcia/tcic.c b/drivers/pcmcia/tcic.c index 8eb04230fec..582413fcb62 100644 --- a/drivers/pcmcia/tcic.c +++ b/drivers/pcmcia/tcic.c @@ -366,7 +366,7 @@ static int __init get_tcic_id(void) static int tcic_drv_pcmcia_suspend(struct platform_device *dev, pm_message_t state) { - return pcmcia_socket_dev_suspend(&dev->dev, state); + return pcmcia_socket_dev_suspend(&dev->dev); } static int tcic_drv_pcmcia_resume(struct platform_device *dev) diff --git a/drivers/pcmcia/vrc4171_card.c b/drivers/pcmcia/vrc4171_card.c index d4ad50d737b..c9fcbdc164e 100644 --- a/drivers/pcmcia/vrc4171_card.c +++ b/drivers/pcmcia/vrc4171_card.c @@ -707,7 +707,7 @@ __setup("vrc4171_card=", vrc4171_card_setup); static int vrc4171_card_suspend(struct platform_device *dev, pm_message_t state) { - return pcmcia_socket_dev_suspend(&dev->dev, state); + return pcmcia_socket_dev_suspend(&dev->dev); } static int vrc4171_card_resume(struct platform_device *dev) diff --git a/drivers/pcmcia/yenta_socket.c b/drivers/pcmcia/yenta_socket.c index b459e87a30a..abe0e44c6e9 100644 --- a/drivers/pcmcia/yenta_socket.c +++ b/drivers/pcmcia/yenta_socket.c @@ -1225,60 +1225,71 @@ static int __devinit yenta_probe (struct pci_dev *dev, const struct pci_device_i } #ifdef CONFIG_PM -static int yenta_dev_suspend (struct pci_dev *dev, pm_message_t state) +static int yenta_dev_suspend_noirq(struct device *dev) { - struct yenta_socket *socket = pci_get_drvdata(dev); + struct pci_dev *pdev = to_pci_dev(dev); + struct yenta_socket *socket = pci_get_drvdata(pdev); int ret; - ret = pcmcia_socket_dev_suspend(&dev->dev, state); + ret = pcmcia_socket_dev_suspend(dev); - if (socket) { - if (socket->type && socket->type->save_state) - socket->type->save_state(socket); + if (!socket) + return ret; - /* FIXME: pci_save_state needs to have a better interface */ - pci_save_state(dev); - pci_read_config_dword(dev, 16*4, &socket->saved_state[0]); - pci_read_config_dword(dev, 17*4, &socket->saved_state[1]); - pci_disable_device(dev); + if (socket->type && socket->type->save_state) + socket->type->save_state(socket); - /* - * Some laptops (IBM T22) do not like us putting the Cardbus - * bridge into D3. At a guess, some other laptop will - * probably require this, so leave it commented out for now. - */ - /* pci_set_power_state(dev, 3); */ - } + pci_save_state(pdev); + pci_read_config_dword(pdev, 16*4, &socket->saved_state[0]); + pci_read_config_dword(pdev, 17*4, &socket->saved_state[1]); + pci_disable_device(pdev); + + /* + * Some laptops (IBM T22) do not like us putting the Cardbus + * bridge into D3. At a guess, some other laptop will + * probably require this, so leave it commented out for now. + */ + /* pci_set_power_state(dev, 3); */ return ret; } - -static int yenta_dev_resume (struct pci_dev *dev) +static int yenta_dev_resume_noirq(struct device *dev) { - struct yenta_socket *socket = pci_get_drvdata(dev); + struct pci_dev *pdev = to_pci_dev(dev); + struct yenta_socket *socket = pci_get_drvdata(pdev); + int ret; - if (socket) { - int rc; + if (!socket) + return 0; - pci_set_power_state(dev, 0); - /* FIXME: pci_restore_state needs to have a better interface */ - pci_restore_state(dev); - pci_write_config_dword(dev, 16*4, socket->saved_state[0]); - pci_write_config_dword(dev, 17*4, socket->saved_state[1]); + pci_write_config_dword(pdev, 16*4, socket->saved_state[0]); + pci_write_config_dword(pdev, 17*4, socket->saved_state[1]); - rc = pci_enable_device(dev); - if (rc) - return rc; + ret = pci_enable_device(pdev); + if (ret) + return ret; - pci_set_master(dev); + pci_set_master(pdev); - if (socket->type && socket->type->restore_state) - socket->type->restore_state(socket); - } + if (socket->type && socket->type->restore_state) + socket->type->restore_state(socket); - return pcmcia_socket_dev_resume(&dev->dev); + return pcmcia_socket_dev_resume(dev); } + +static struct dev_pm_ops yenta_pm_ops = { + .suspend_noirq = yenta_dev_suspend_noirq, + .resume_noirq = yenta_dev_resume_noirq, + .freeze_noirq = yenta_dev_suspend_noirq, + .thaw_noirq = yenta_dev_resume_noirq, + .poweroff_noirq = yenta_dev_suspend_noirq, + .restore_noirq = yenta_dev_resume_noirq, +}; + +#define YENTA_PM_OPS (¥ta_pm_ops) +#else +#define YENTA_PM_OPS NULL #endif #define CB_ID(vend,dev,type) \ @@ -1376,10 +1387,7 @@ static struct pci_driver yenta_cardbus_driver = { .id_table = yenta_table, .probe = yenta_probe, .remove = __devexit_p(yenta_close), -#ifdef CONFIG_PM - .suspend = yenta_dev_suspend, - .resume = yenta_dev_resume, -#endif + .driver.pm = YENTA_PM_OPS, }; diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c index da3c08b3dcc..749e2102b2b 100644 --- a/drivers/platform/x86/eeepc-laptop.c +++ b/drivers/platform/x86/eeepc-laptop.c @@ -624,7 +624,7 @@ static int notify_brn(void) struct backlight_device *bd = eeepc_backlight_device; if (bd) { int old = bd->props.brightness; - bd->props.brightness = read_brightness(bd); + backlight_force_update(bd, BACKLIGHT_UPDATE_HOTKEY); return old; } return -1; diff --git a/drivers/platform/x86/sony-laptop.c b/drivers/platform/x86/sony-laptop.c index f9f68e0e734..afdbdaaf80c 100644 --- a/drivers/platform/x86/sony-laptop.c +++ b/drivers/platform/x86/sony-laptop.c @@ -1041,6 +1041,9 @@ static int sony_nc_resume(struct acpi_device *device) sony_backlight_update_status(sony_backlight_device) < 0) printk(KERN_WARNING DRV_PFX "unable to restore brightness level\n"); + /* re-read rfkill state */ + sony_nc_rfkill_update(); + return 0; } @@ -1078,6 +1081,8 @@ static int sony_nc_setup_rfkill(struct acpi_device *device, struct rfkill *rfk; enum rfkill_type type; const char *name; + int result; + bool hwblock; switch (nc_type) { case SONY_WIFI: @@ -1105,6 +1110,10 @@ static int sony_nc_setup_rfkill(struct acpi_device *device, if (!rfk) return -ENOMEM; + sony_call_snc_handle(0x124, 0x200, &result); + hwblock = !(result & 0x1); + rfkill_set_hw_state(rfk, hwblock); + err = rfkill_register(rfk); if (err) { rfkill_destroy(rfk); diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c index f78d2750392..d93108d148f 100644 --- a/drivers/platform/x86/thinkpad_acpi.c +++ b/drivers/platform/x86/thinkpad_acpi.c @@ -22,7 +22,7 @@ */ #define TPACPI_VERSION "0.23" -#define TPACPI_SYSFS_VERSION 0x020400 +#define TPACPI_SYSFS_VERSION 0x020500 /* * Changelog: @@ -145,6 +145,51 @@ enum { TP_ACPI_WGSV_STATE_UWBPWR = 0x0020, /* UWB radio enabled */ }; +/* HKEY events */ +enum tpacpi_hkey_event_t { + /* Hotkey-related */ + TP_HKEY_EV_HOTKEY_BASE = 0x1001, /* first hotkey (FN+F1) */ + TP_HKEY_EV_BRGHT_UP = 0x1010, /* Brightness up */ + TP_HKEY_EV_BRGHT_DOWN = 0x1011, /* Brightness down */ + TP_HKEY_EV_VOL_UP = 0x1015, /* Volume up or unmute */ + TP_HKEY_EV_VOL_DOWN = 0x1016, /* Volume down or unmute */ + TP_HKEY_EV_VOL_MUTE = 0x1017, /* Mixer output mute */ + + /* Reasons for waking up from S3/S4 */ + TP_HKEY_EV_WKUP_S3_UNDOCK = 0x2304, /* undock requested, S3 */ + TP_HKEY_EV_WKUP_S4_UNDOCK = 0x2404, /* undock requested, S4 */ + TP_HKEY_EV_WKUP_S3_BAYEJ = 0x2305, /* bay ejection req, S3 */ + TP_HKEY_EV_WKUP_S4_BAYEJ = 0x2405, /* bay ejection req, S4 */ + TP_HKEY_EV_WKUP_S3_BATLOW = 0x2313, /* battery empty, S3 */ + TP_HKEY_EV_WKUP_S4_BATLOW = 0x2413, /* battery empty, S4 */ + + /* Auto-sleep after eject request */ + TP_HKEY_EV_BAYEJ_ACK = 0x3003, /* bay ejection complete */ + TP_HKEY_EV_UNDOCK_ACK = 0x4003, /* undock complete */ + + /* Misc bay events */ + TP_HKEY_EV_OPTDRV_EJ = 0x3006, /* opt. drive tray ejected */ + + /* User-interface events */ + TP_HKEY_EV_LID_CLOSE = 0x5001, /* laptop lid closed */ + TP_HKEY_EV_LID_OPEN = 0x5002, /* laptop lid opened */ + TP_HKEY_EV_TABLET_TABLET = 0x5009, /* tablet swivel up */ + TP_HKEY_EV_TABLET_NOTEBOOK = 0x500a, /* tablet swivel down */ + TP_HKEY_EV_PEN_INSERTED = 0x500b, /* tablet pen inserted */ + TP_HKEY_EV_PEN_REMOVED = 0x500c, /* tablet pen removed */ + TP_HKEY_EV_BRGHT_CHANGED = 0x5010, /* backlight control event */ + + /* Thermal events */ + TP_HKEY_EV_ALARM_BAT_HOT = 0x6011, /* battery too hot */ + TP_HKEY_EV_ALARM_BAT_XHOT = 0x6012, /* battery critically hot */ + TP_HKEY_EV_ALARM_SENSOR_HOT = 0x6021, /* sensor too hot */ + TP_HKEY_EV_ALARM_SENSOR_XHOT = 0x6022, /* sensor critically hot */ + TP_HKEY_EV_THM_TABLE_CHANGED = 0x6030, /* thermal table changed */ + + /* Misc */ + TP_HKEY_EV_RFKILL_CHANGED = 0x7000, /* rfkill switch changed */ +}; + /**************************************************************************** * Main driver */ @@ -1848,6 +1893,27 @@ static struct ibm_struct thinkpad_acpi_driver_data = { * Hotkey subdriver */ +/* + * ThinkPad firmware event model + * + * The ThinkPad firmware has two main event interfaces: normal ACPI + * notifications (which follow the ACPI standard), and a private event + * interface. + * + * The private event interface also issues events for the hotkeys. As + * the driver gained features, the event handling code ended up being + * built around the hotkey subdriver. This will need to be refactored + * to a more formal event API eventually. + * + * Some "hotkeys" are actually supposed to be used as event reports, + * such as "brightness has changed", "volume has changed", depending on + * the ThinkPad model and how the firmware is operating. + * + * Unlike other classes, hotkey-class events have mask/unmask control on + * non-ancient firmware. However, how it behaves changes a lot with the + * firmware model and version. + */ + enum { /* hot key scan codes (derived from ACPI DSDT) */ TP_ACPI_HOTKEYSCAN_FNF1 = 0, TP_ACPI_HOTKEYSCAN_FNF2, @@ -1875,7 +1941,7 @@ enum { /* hot key scan codes (derived from ACPI DSDT) */ TP_ACPI_HOTKEYSCAN_THINKPAD, }; -enum { /* Keys available through NVRAM polling */ +enum { /* Keys/events available through NVRAM polling */ TPACPI_HKEY_NVRAM_KNOWN_MASK = 0x00fb88c0U, TPACPI_HKEY_NVRAM_GOOD_MASK = 0x00fb8000U, }; @@ -1930,8 +1996,11 @@ static struct task_struct *tpacpi_hotkey_task; static struct mutex hotkey_thread_mutex; /* - * Acquire mutex to write poller control variables. - * Increment hotkey_config_change when changing them. + * Acquire mutex to write poller control variables as an + * atomic block. + * + * Increment hotkey_config_change when changing them if you + * want the kthread to forget old state. * * See HOTKEY_CONFIG_CRITICAL_START/HOTKEY_CONFIG_CRITICAL_END */ @@ -1942,6 +2011,11 @@ static unsigned int hotkey_config_change; * hotkey poller control variables * * Must be atomic or readers will also need to acquire mutex + * + * HOTKEY_CONFIG_CRITICAL_START/HOTKEY_CONFIG_CRITICAL_END + * should be used only when the changes need to be taken as + * a block, OR when one needs to force the kthread to forget + * old state. */ static u32 hotkey_source_mask; /* bit mask 0=ACPI,1=NVRAM */ static unsigned int hotkey_poll_freq = 10; /* Hz */ @@ -1972,10 +2046,12 @@ static enum { /* Reasons for waking up */ static int hotkey_autosleep_ack; -static u32 hotkey_orig_mask; -static u32 hotkey_all_mask; -static u32 hotkey_reserved_mask; -static u32 hotkey_mask; +static u32 hotkey_orig_mask; /* events the BIOS had enabled */ +static u32 hotkey_all_mask; /* all events supported in fw */ +static u32 hotkey_reserved_mask; /* events better left disabled */ +static u32 hotkey_driver_mask; /* events needed by the driver */ +static u32 hotkey_user_mask; /* events visible to userspace */ +static u32 hotkey_acpi_mask; /* events enabled in firmware */ static unsigned int hotkey_report_mode; @@ -1983,6 +2059,9 @@ static u16 *hotkey_keycode_map; static struct attribute_set *hotkey_dev_attributes; +static void tpacpi_driver_event(const unsigned int hkey_event); +static void hotkey_driver_event(const unsigned int scancode); + /* HKEY.MHKG() return bits */ #define TP_HOTKEY_TABLET_MASK (1 << 3) @@ -2017,24 +2096,53 @@ static int hotkey_get_tablet_mode(int *status) } /* + * Reads current event mask from firmware, and updates + * hotkey_acpi_mask accordingly. Also resets any bits + * from hotkey_user_mask that are unavailable to be + * delivered (shadow requirement of the userspace ABI). + * * Call with hotkey_mutex held */ static int hotkey_mask_get(void) { - u32 m = 0; - if (tp_features.hotkey_mask) { + u32 m = 0; + if (!acpi_evalf(hkey_handle, &m, "DHKN", "d")) return -EIO; + + hotkey_acpi_mask = m; + } else { + /* no mask support doesn't mean no event support... */ + hotkey_acpi_mask = hotkey_all_mask; } - HOTKEY_CONFIG_CRITICAL_START - hotkey_mask = m | (hotkey_source_mask & hotkey_mask); - HOTKEY_CONFIG_CRITICAL_END + + /* sync userspace-visible mask */ + hotkey_user_mask &= (hotkey_acpi_mask | hotkey_source_mask); return 0; } +void static hotkey_mask_warn_incomplete_mask(void) +{ + /* log only what the user can fix... */ + const u32 wantedmask = hotkey_driver_mask & + ~(hotkey_acpi_mask | hotkey_source_mask) & + (hotkey_all_mask | TPACPI_HKEY_NVRAM_KNOWN_MASK); + + if (wantedmask) + printk(TPACPI_NOTICE + "required events 0x%08x not enabled!\n", + wantedmask); +} + /* + * Set the firmware mask when supported + * + * Also calls hotkey_mask_get to update hotkey_acpi_mask. + * + * NOTE: does not set bits in hotkey_user_mask, but may reset them. + * * Call with hotkey_mutex held */ static int hotkey_mask_set(u32 mask) @@ -2042,66 +2150,100 @@ static int hotkey_mask_set(u32 mask) int i; int rc = 0; - if (tp_features.hotkey_mask) { - if (!tp_warned.hotkey_mask_ff && - (mask == 0xffff || mask == 0xffffff || - mask == 0xffffffff)) { - tp_warned.hotkey_mask_ff = 1; - printk(TPACPI_NOTICE - "setting the hotkey mask to 0x%08x is likely " - "not the best way to go about it\n", mask); - printk(TPACPI_NOTICE - "please consider using the driver defaults, " - "and refer to up-to-date thinkpad-acpi " - "documentation\n"); - } + const u32 fwmask = mask & ~hotkey_source_mask; - HOTKEY_CONFIG_CRITICAL_START + if (tp_features.hotkey_mask) { for (i = 0; i < 32; i++) { - u32 m = 1 << i; - /* enable in firmware mask only keys not in NVRAM - * mode, but enable the key in the cached hotkey_mask - * regardless of mode, or the key will end up - * disabled by hotkey_mask_get() */ if (!acpi_evalf(hkey_handle, NULL, "MHKM", "vdd", i + 1, - !!((mask & ~hotkey_source_mask) & m))) { + !!(mask & (1 << i)))) { rc = -EIO; break; - } else { - hotkey_mask = (hotkey_mask & ~m) | (mask & m); } } - HOTKEY_CONFIG_CRITICAL_END + } - /* hotkey_mask_get must be called unconditionally below */ - if (!hotkey_mask_get() && !rc && - (hotkey_mask & ~hotkey_source_mask) != - (mask & ~hotkey_source_mask)) { - printk(TPACPI_NOTICE - "requested hot key mask 0x%08x, but " - "firmware forced it to 0x%08x\n", - mask, hotkey_mask); - } - } else { -#ifdef CONFIG_THINKPAD_ACPI_HOTKEY_POLL - HOTKEY_CONFIG_CRITICAL_START - hotkey_mask = mask & hotkey_source_mask; - HOTKEY_CONFIG_CRITICAL_END - hotkey_mask_get(); - if (hotkey_mask != mask) { - printk(TPACPI_NOTICE - "requested hot key mask 0x%08x, " - "forced to 0x%08x (NVRAM poll mask is " - "0x%08x): no firmware mask support\n", - mask, hotkey_mask, hotkey_source_mask); - } -#else - hotkey_mask_get(); - rc = -ENXIO; -#endif /* CONFIG_THINKPAD_ACPI_HOTKEY_POLL */ + /* + * We *must* make an inconditional call to hotkey_mask_get to + * refresh hotkey_acpi_mask and update hotkey_user_mask + * + * Take the opportunity to also log when we cannot _enable_ + * a given event. + */ + if (!hotkey_mask_get() && !rc && (fwmask & ~hotkey_acpi_mask)) { + printk(TPACPI_NOTICE + "asked for hotkey mask 0x%08x, but " + "firmware forced it to 0x%08x\n", + fwmask, hotkey_acpi_mask); } + hotkey_mask_warn_incomplete_mask(); + + return rc; +} + +/* + * Sets hotkey_user_mask and tries to set the firmware mask + * + * Call with hotkey_mutex held + */ +static int hotkey_user_mask_set(const u32 mask) +{ + int rc; + + /* Give people a chance to notice they are doing something that + * is bound to go boom on their users sooner or later */ + if (!tp_warned.hotkey_mask_ff && + (mask == 0xffff || mask == 0xffffff || + mask == 0xffffffff)) { + tp_warned.hotkey_mask_ff = 1; + printk(TPACPI_NOTICE + "setting the hotkey mask to 0x%08x is likely " + "not the best way to go about it\n", mask); + printk(TPACPI_NOTICE + "please consider using the driver defaults, " + "and refer to up-to-date thinkpad-acpi " + "documentation\n"); + } + + /* Try to enable what the user asked for, plus whatever we need. + * this syncs everything but won't enable bits in hotkey_user_mask */ + rc = hotkey_mask_set((mask | hotkey_driver_mask) & ~hotkey_source_mask); + + /* Enable the available bits in hotkey_user_mask */ + hotkey_user_mask = mask & (hotkey_acpi_mask | hotkey_source_mask); + + return rc; +} + +/* + * Sets the driver hotkey mask. + * + * Can be called even if the hotkey subdriver is inactive + */ +static int tpacpi_hotkey_driver_mask_set(const u32 mask) +{ + int rc; + + /* Do the right thing if hotkey_init has not been called yet */ + if (!tp_features.hotkey) { + hotkey_driver_mask = mask; + return 0; + } + + mutex_lock(&hotkey_mutex); + + HOTKEY_CONFIG_CRITICAL_START + hotkey_driver_mask = mask; +#ifdef CONFIG_THINKPAD_ACPI_HOTKEY_POLL + hotkey_source_mask |= (mask & ~hotkey_all_mask); +#endif + HOTKEY_CONFIG_CRITICAL_END + + rc = hotkey_mask_set((hotkey_acpi_mask | hotkey_driver_mask) & + ~hotkey_source_mask); + mutex_unlock(&hotkey_mutex); + return rc; } @@ -2137,11 +2279,10 @@ static void tpacpi_input_send_tabletsw(void) } } -static void tpacpi_input_send_key(unsigned int scancode) +/* Do NOT call without validating scancode first */ +static void tpacpi_input_send_key(const unsigned int scancode) { - unsigned int keycode; - - keycode = hotkey_keycode_map[scancode]; + const unsigned int keycode = hotkey_keycode_map[scancode]; if (keycode != KEY_RESERVED) { mutex_lock(&tpacpi_inputdev_send_mutex); @@ -2162,19 +2303,28 @@ static void tpacpi_input_send_key(unsigned int scancode) } } +/* Do NOT call without validating scancode first */ +static void tpacpi_input_send_key_masked(const unsigned int scancode) +{ + hotkey_driver_event(scancode); + if (hotkey_user_mask & (1 << scancode)) + tpacpi_input_send_key(scancode); +} + #ifdef CONFIG_THINKPAD_ACPI_HOTKEY_POLL static struct tp_acpi_drv_struct ibm_hotkey_acpidriver; +/* Do NOT call without validating scancode first */ static void tpacpi_hotkey_send_key(unsigned int scancode) { - tpacpi_input_send_key(scancode); + tpacpi_input_send_key_masked(scancode); if (hotkey_report_mode < 2) { acpi_bus_generate_proc_event(ibm_hotkey_acpidriver.device, - 0x80, 0x1001 + scancode); + 0x80, TP_HKEY_EV_HOTKEY_BASE + scancode); } } -static void hotkey_read_nvram(struct tp_nvram_state *n, u32 m) +static void hotkey_read_nvram(struct tp_nvram_state *n, const u32 m) { u8 d; @@ -2210,21 +2360,24 @@ static void hotkey_read_nvram(struct tp_nvram_state *n, u32 m) } } +static void hotkey_compare_and_issue_event(struct tp_nvram_state *oldn, + struct tp_nvram_state *newn, + const u32 event_mask) +{ + #define TPACPI_COMPARE_KEY(__scancode, __member) \ do { \ - if ((mask & (1 << __scancode)) && \ + if ((event_mask & (1 << __scancode)) && \ oldn->__member != newn->__member) \ - tpacpi_hotkey_send_key(__scancode); \ + tpacpi_hotkey_send_key(__scancode); \ } while (0) #define TPACPI_MAY_SEND_KEY(__scancode) \ - do { if (mask & (1 << __scancode)) \ - tpacpi_hotkey_send_key(__scancode); } while (0) + do { \ + if (event_mask & (1 << __scancode)) \ + tpacpi_hotkey_send_key(__scancode); \ + } while (0) -static void hotkey_compare_and_issue_event(struct tp_nvram_state *oldn, - struct tp_nvram_state *newn, - u32 mask) -{ TPACPI_COMPARE_KEY(TP_ACPI_HOTKEYSCAN_THINKPAD, thinkpad_toggle); TPACPI_COMPARE_KEY(TP_ACPI_HOTKEYSCAN_FNSPACE, zoom_toggle); TPACPI_COMPARE_KEY(TP_ACPI_HOTKEYSCAN_FNF7, display_toggle); @@ -2270,15 +2423,22 @@ static void hotkey_compare_and_issue_event(struct tp_nvram_state *oldn, } } } -} #undef TPACPI_COMPARE_KEY #undef TPACPI_MAY_SEND_KEY +} +/* + * Polling driver + * + * We track all events in hotkey_source_mask all the time, since + * most of them are edge-based. We only issue those requested by + * hotkey_user_mask or hotkey_driver_mask, though. + */ static int hotkey_kthread(void *data) { struct tp_nvram_state s[2]; - u32 mask; + u32 poll_mask, event_mask; unsigned int si, so; unsigned long t; unsigned int change_detector, must_reset; @@ -2298,10 +2458,12 @@ static int hotkey_kthread(void *data) /* Initial state for compares */ mutex_lock(&hotkey_thread_data_mutex); change_detector = hotkey_config_change; - mask = hotkey_source_mask & hotkey_mask; + poll_mask = hotkey_source_mask; + event_mask = hotkey_source_mask & + (hotkey_driver_mask | hotkey_user_mask); poll_freq = hotkey_poll_freq; mutex_unlock(&hotkey_thread_data_mutex); - hotkey_read_nvram(&s[so], mask); + hotkey_read_nvram(&s[so], poll_mask); while (!kthread_should_stop()) { if (t == 0) { @@ -2324,15 +2486,17 @@ static int hotkey_kthread(void *data) t = 0; change_detector = hotkey_config_change; } - mask = hotkey_source_mask & hotkey_mask; + poll_mask = hotkey_source_mask; + event_mask = hotkey_source_mask & + (hotkey_driver_mask | hotkey_user_mask); poll_freq = hotkey_poll_freq; mutex_unlock(&hotkey_thread_data_mutex); - if (likely(mask)) { - hotkey_read_nvram(&s[si], mask); + if (likely(poll_mask)) { + hotkey_read_nvram(&s[si], poll_mask); if (likely(si != so)) { hotkey_compare_and_issue_event(&s[so], &s[si], - mask); + event_mask); } } @@ -2364,10 +2528,12 @@ static void hotkey_poll_stop_sync(void) /* call with hotkey_mutex held */ static void hotkey_poll_setup(bool may_warn) { - u32 hotkeys_to_poll = hotkey_source_mask & hotkey_mask; + const u32 poll_driver_mask = hotkey_driver_mask & hotkey_source_mask; + const u32 poll_user_mask = hotkey_user_mask & hotkey_source_mask; - if (hotkeys_to_poll != 0 && hotkey_poll_freq > 0 && - (tpacpi_inputdev->users > 0 || hotkey_report_mode < 2)) { + if (hotkey_poll_freq > 0 && + (poll_driver_mask || + (poll_user_mask && tpacpi_inputdev->users > 0))) { if (!tpacpi_hotkey_task) { tpacpi_hotkey_task = kthread_run(hotkey_kthread, NULL, TPACPI_NVRAM_KTHREAD_NAME); @@ -2380,12 +2546,13 @@ static void hotkey_poll_setup(bool may_warn) } } else { hotkey_poll_stop_sync(); - if (may_warn && hotkeys_to_poll != 0 && + if (may_warn && (poll_driver_mask || poll_user_mask) && hotkey_poll_freq == 0) { printk(TPACPI_NOTICE - "hot keys 0x%08x require polling, " - "which is currently disabled\n", - hotkeys_to_poll); + "hot keys 0x%08x and/or events 0x%08x " + "require polling, which is currently " + "disabled\n", + poll_user_mask, poll_driver_mask); } } } @@ -2403,9 +2570,7 @@ static void hotkey_poll_set_freq(unsigned int freq) if (!freq) hotkey_poll_stop_sync(); - HOTKEY_CONFIG_CRITICAL_START hotkey_poll_freq = freq; - HOTKEY_CONFIG_CRITICAL_END } #else /* CONFIG_THINKPAD_ACPI_HOTKEY_POLL */ @@ -2440,7 +2605,8 @@ static int hotkey_inputdev_open(struct input_dev *dev) static void hotkey_inputdev_close(struct input_dev *dev) { /* disable hotkey polling when possible */ - if (tpacpi_lifecycle == TPACPI_LIFE_RUNNING) + if (tpacpi_lifecycle == TPACPI_LIFE_RUNNING && + !(hotkey_source_mask & hotkey_driver_mask)) hotkey_poll_setup_safe(false); } @@ -2488,15 +2654,7 @@ static ssize_t hotkey_mask_show(struct device *dev, struct device_attribute *attr, char *buf) { - int res; - - if (mutex_lock_killable(&hotkey_mutex)) - return -ERESTARTSYS; - res = hotkey_mask_get(); - mutex_unlock(&hotkey_mutex); - - return (res)? - res : snprintf(buf, PAGE_SIZE, "0x%08x\n", hotkey_mask); + return snprintf(buf, PAGE_SIZE, "0x%08x\n", hotkey_user_mask); } static ssize_t hotkey_mask_store(struct device *dev, @@ -2512,7 +2670,7 @@ static ssize_t hotkey_mask_store(struct device *dev, if (mutex_lock_killable(&hotkey_mutex)) return -ERESTARTSYS; - res = hotkey_mask_set(t); + res = hotkey_user_mask_set(t); #ifdef CONFIG_THINKPAD_ACPI_HOTKEY_POLL hotkey_poll_setup(true); @@ -2594,6 +2752,8 @@ static ssize_t hotkey_source_mask_store(struct device *dev, const char *buf, size_t count) { unsigned long t; + u32 r_ev; + int rc; if (parse_strtoul(buf, 0xffffffffUL, &t) || ((t & ~TPACPI_HKEY_NVRAM_KNOWN_MASK) != 0)) @@ -2606,14 +2766,28 @@ static ssize_t hotkey_source_mask_store(struct device *dev, hotkey_source_mask = t; HOTKEY_CONFIG_CRITICAL_END + rc = hotkey_mask_set((hotkey_user_mask | hotkey_driver_mask) & + ~hotkey_source_mask); hotkey_poll_setup(true); - hotkey_mask_set(hotkey_mask); + + /* check if events needed by the driver got disabled */ + r_ev = hotkey_driver_mask & ~(hotkey_acpi_mask & hotkey_all_mask) + & ~hotkey_source_mask & TPACPI_HKEY_NVRAM_KNOWN_MASK; mutex_unlock(&hotkey_mutex); + if (rc < 0) + printk(TPACPI_ERR "hotkey_source_mask: failed to update the" + "firmware event mask!\n"); + + if (r_ev) + printk(TPACPI_NOTICE "hotkey_source_mask: " + "some important events were disabled: " + "0x%04x\n", r_ev); + tpacpi_disclose_usertask("hotkey_source_mask", "set to 0x%08lx\n", t); - return count; + return (rc < 0) ? rc : count; } static struct device_attribute dev_attr_hotkey_source_mask = @@ -2731,9 +2905,8 @@ static struct device_attribute dev_attr_hotkey_wakeup_reason = static void hotkey_wakeup_reason_notify_change(void) { - if (tp_features.hotkey_mask) - sysfs_notify(&tpacpi_pdev->dev.kobj, NULL, - "wakeup_reason"); + sysfs_notify(&tpacpi_pdev->dev.kobj, NULL, + "wakeup_reason"); } /* sysfs wakeup hotunplug_complete (pollable) -------------------------- */ @@ -2750,9 +2923,8 @@ static struct device_attribute dev_attr_hotkey_wakeup_hotunplug_complete = static void hotkey_wakeup_hotunplug_complete_notify_change(void) { - if (tp_features.hotkey_mask) - sysfs_notify(&tpacpi_pdev->dev.kobj, NULL, - "wakeup_hotunplug_complete"); + sysfs_notify(&tpacpi_pdev->dev.kobj, NULL, + "wakeup_hotunplug_complete"); } /* --------------------------------------------------------------------- */ @@ -2760,27 +2932,19 @@ static void hotkey_wakeup_hotunplug_complete_notify_change(void) static struct attribute *hotkey_attributes[] __initdata = { &dev_attr_hotkey_enable.attr, &dev_attr_hotkey_bios_enabled.attr, + &dev_attr_hotkey_bios_mask.attr, &dev_attr_hotkey_report_mode.attr, -#ifdef CONFIG_THINKPAD_ACPI_HOTKEY_POLL + &dev_attr_hotkey_wakeup_reason.attr, + &dev_attr_hotkey_wakeup_hotunplug_complete.attr, &dev_attr_hotkey_mask.attr, &dev_attr_hotkey_all_mask.attr, &dev_attr_hotkey_recommended_mask.attr, +#ifdef CONFIG_THINKPAD_ACPI_HOTKEY_POLL &dev_attr_hotkey_source_mask.attr, &dev_attr_hotkey_poll_freq.attr, #endif }; -static struct attribute *hotkey_mask_attributes[] __initdata = { - &dev_attr_hotkey_bios_mask.attr, -#ifndef CONFIG_THINKPAD_ACPI_HOTKEY_POLL - &dev_attr_hotkey_mask.attr, - &dev_attr_hotkey_all_mask.attr, - &dev_attr_hotkey_recommended_mask.attr, -#endif - &dev_attr_hotkey_wakeup_reason.attr, - &dev_attr_hotkey_wakeup_hotunplug_complete.attr, -}; - /* * Sync both the hw and sw blocking state of all switches */ @@ -2843,16 +3007,16 @@ static void hotkey_exit(void) kfree(hotkey_keycode_map); - if (tp_features.hotkey) { - dbg_printk(TPACPI_DBG_EXIT | TPACPI_DBG_HKEY, - "restoring original hot key mask\n"); - /* no short-circuit boolean operator below! */ - if ((hotkey_mask_set(hotkey_orig_mask) | - hotkey_status_set(false)) != 0) - printk(TPACPI_ERR - "failed to restore hot key mask " - "to BIOS defaults\n"); - } + dbg_printk(TPACPI_DBG_EXIT | TPACPI_DBG_HKEY, + "restoring original HKEY status and mask\n"); + /* yes, there is a bitwise or below, we want the + * functions to be called even if one of them fail */ + if (((tp_features.hotkey_mask && + hotkey_mask_set(hotkey_orig_mask)) | + hotkey_status_set(false)) != 0) + printk(TPACPI_ERR + "failed to restore hot key mask " + "to BIOS defaults\n"); } static void __init hotkey_unmap(const unsigned int scancode) @@ -2864,6 +3028,35 @@ static void __init hotkey_unmap(const unsigned int scancode) } } +/* + * HKEY quirks: + * TPACPI_HK_Q_INIMASK: Supports FN+F3,FN+F4,FN+F12 + */ + +#define TPACPI_HK_Q_INIMASK 0x0001 + +static const struct tpacpi_quirk tpacpi_hotkey_qtable[] __initconst = { + TPACPI_Q_IBM('I', 'H', TPACPI_HK_Q_INIMASK), /* 600E */ + TPACPI_Q_IBM('I', 'N', TPACPI_HK_Q_INIMASK), /* 600E */ + TPACPI_Q_IBM('I', 'D', TPACPI_HK_Q_INIMASK), /* 770, 770E, 770ED */ + TPACPI_Q_IBM('I', 'W', TPACPI_HK_Q_INIMASK), /* A20m */ + TPACPI_Q_IBM('I', 'V', TPACPI_HK_Q_INIMASK), /* A20p */ + TPACPI_Q_IBM('1', '0', TPACPI_HK_Q_INIMASK), /* A21e, A22e */ + TPACPI_Q_IBM('K', 'U', TPACPI_HK_Q_INIMASK), /* A21e */ + TPACPI_Q_IBM('K', 'X', TPACPI_HK_Q_INIMASK), /* A21m, A22m */ + TPACPI_Q_IBM('K', 'Y', TPACPI_HK_Q_INIMASK), /* A21p, A22p */ + TPACPI_Q_IBM('1', 'B', TPACPI_HK_Q_INIMASK), /* A22e */ + TPACPI_Q_IBM('1', '3', TPACPI_HK_Q_INIMASK), /* A22m */ + TPACPI_Q_IBM('1', 'E', TPACPI_HK_Q_INIMASK), /* A30/p (0) */ + TPACPI_Q_IBM('1', 'C', TPACPI_HK_Q_INIMASK), /* R30 */ + TPACPI_Q_IBM('1', 'F', TPACPI_HK_Q_INIMASK), /* R31 */ + TPACPI_Q_IBM('I', 'Y', TPACPI_HK_Q_INIMASK), /* T20 */ + TPACPI_Q_IBM('K', 'Z', TPACPI_HK_Q_INIMASK), /* T21 */ + TPACPI_Q_IBM('1', '6', TPACPI_HK_Q_INIMASK), /* T22 */ + TPACPI_Q_IBM('I', 'Z', TPACPI_HK_Q_INIMASK), /* X20, X21 */ + TPACPI_Q_IBM('1', 'D', TPACPI_HK_Q_INIMASK), /* X22, X23, X24 */ +}; + static int __init hotkey_init(struct ibm_init_struct *iibm) { /* Requirements for changing the default keymaps: @@ -2906,9 +3099,7 @@ static int __init hotkey_init(struct ibm_init_struct *iibm) KEY_UNKNOWN, /* 0x0D: FN+INSERT */ KEY_UNKNOWN, /* 0x0E: FN+DELETE */ - /* brightness: firmware always reacts to them, unless - * X.org did some tricks in the radeon BIOS scratch - * registers of *some* models */ + /* brightness: firmware always reacts to them */ KEY_RESERVED, /* 0x0F: FN+HOME (brightness up) */ KEY_RESERVED, /* 0x10: FN+END (brightness down) */ @@ -2983,6 +3174,8 @@ static int __init hotkey_init(struct ibm_init_struct *iibm) int status; int hkeyv; + unsigned long quirks; + vdbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY, "initializing hotkey subdriver\n"); @@ -3008,9 +3201,16 @@ static int __init hotkey_init(struct ibm_init_struct *iibm) if (!tp_features.hotkey) return 1; + quirks = tpacpi_check_quirks(tpacpi_hotkey_qtable, + ARRAY_SIZE(tpacpi_hotkey_qtable)); + tpacpi_disable_brightness_delay(); - hotkey_dev_attributes = create_attr_set(13, NULL); + /* MUST have enough space for all attributes to be added to + * hotkey_dev_attributes */ + hotkey_dev_attributes = create_attr_set( + ARRAY_SIZE(hotkey_attributes) + 2, + NULL); if (!hotkey_dev_attributes) return -ENOMEM; res = add_many_to_attr_set(hotkey_dev_attributes, @@ -3019,7 +3219,7 @@ static int __init hotkey_init(struct ibm_init_struct *iibm) if (res) goto err_exit; - /* mask not supported on 570, 600e/x, 770e, 770x, A21e, A2xm/p, + /* mask not supported on 600e/x, 770e, 770x, A21e, A2xm/p, A30, R30, R31, T20-22, X20-21, X22-24. Detected by checking for HKEY interface version 0x100 */ if (acpi_evalf(hkey_handle, &hkeyv, "MHKV", "qd")) { @@ -3033,10 +3233,22 @@ static int __init hotkey_init(struct ibm_init_struct *iibm) * MHKV 0x100 in A31, R40, R40e, * T4x, X31, and later */ - tp_features.hotkey_mask = 1; vdbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY, "firmware HKEY interface version: 0x%x\n", hkeyv); + + /* Paranoia check AND init hotkey_all_mask */ + if (!acpi_evalf(hkey_handle, &hotkey_all_mask, + "MHKA", "qd")) { + printk(TPACPI_ERR + "missing MHKA handler, " + "please report this to %s\n", + TPACPI_MAIL); + /* Fallback: pre-init for FN+F3,F4,F12 */ + hotkey_all_mask = 0x080cU; + } else { + tp_features.hotkey_mask = 1; + } } } @@ -3044,32 +3256,23 @@ static int __init hotkey_init(struct ibm_init_struct *iibm) "hotkey masks are %s\n", str_supported(tp_features.hotkey_mask)); - if (tp_features.hotkey_mask) { - if (!acpi_evalf(hkey_handle, &hotkey_all_mask, - "MHKA", "qd")) { - printk(TPACPI_ERR - "missing MHKA handler, " - "please report this to %s\n", - TPACPI_MAIL); - /* FN+F12, FN+F4, FN+F3 */ - hotkey_all_mask = 0x080cU; - } - } + /* Init hotkey_all_mask if not initialized yet */ + if (!tp_features.hotkey_mask && !hotkey_all_mask && + (quirks & TPACPI_HK_Q_INIMASK)) + hotkey_all_mask = 0x080cU; /* FN+F12, FN+F4, FN+F3 */ - /* hotkey_source_mask *must* be zero for - * the first hotkey_mask_get */ + /* Init hotkey_acpi_mask and hotkey_orig_mask */ if (tp_features.hotkey_mask) { + /* hotkey_source_mask *must* be zero for + * the first hotkey_mask_get to return hotkey_orig_mask */ res = hotkey_mask_get(); if (res) goto err_exit; - hotkey_orig_mask = hotkey_mask; - res = add_many_to_attr_set( - hotkey_dev_attributes, - hotkey_mask_attributes, - ARRAY_SIZE(hotkey_mask_attributes)); - if (res) - goto err_exit; + hotkey_orig_mask = hotkey_acpi_mask; + } else { + hotkey_orig_mask = hotkey_all_mask; + hotkey_acpi_mask = hotkey_all_mask; } #ifdef CONFIG_THINKPAD_ACPI_DEBUGFACILITIES @@ -3183,14 +3386,9 @@ static int __init hotkey_init(struct ibm_init_struct *iibm) } #ifdef CONFIG_THINKPAD_ACPI_HOTKEY_POLL - if (tp_features.hotkey_mask) { - hotkey_source_mask = TPACPI_HKEY_NVRAM_GOOD_MASK - & ~hotkey_all_mask - & ~hotkey_reserved_mask; - } else { - hotkey_source_mask = TPACPI_HKEY_NVRAM_GOOD_MASK - & ~hotkey_reserved_mask; - } + hotkey_source_mask = TPACPI_HKEY_NVRAM_GOOD_MASK + & ~hotkey_all_mask + & ~hotkey_reserved_mask; vdbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY, "hotkey source mask 0x%08x, polling freq %u\n", @@ -3204,13 +3402,18 @@ static int __init hotkey_init(struct ibm_init_struct *iibm) hotkey_exit(); return res; } - res = hotkey_mask_set(((hotkey_all_mask | hotkey_source_mask) - & ~hotkey_reserved_mask) - | hotkey_orig_mask); + res = hotkey_mask_set(((hotkey_all_mask & ~hotkey_reserved_mask) + | hotkey_driver_mask) + & ~hotkey_source_mask); if (res < 0 && res != -ENXIO) { hotkey_exit(); return res; } + hotkey_user_mask = (hotkey_acpi_mask | hotkey_source_mask) + & ~hotkey_reserved_mask; + vdbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY, + "initial masks: user=0x%08x, fw=0x%08x, poll=0x%08x\n", + hotkey_user_mask, hotkey_acpi_mask, hotkey_source_mask); dbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY, "legacy ibm/hotkey event reporting over procfs %s\n", @@ -3245,7 +3448,7 @@ static bool hotkey_notify_hotkey(const u32 hkey, if (scancode > 0 && scancode < 0x21) { scancode--; if (!(hotkey_source_mask & (1 << scancode))) { - tpacpi_input_send_key(scancode); + tpacpi_input_send_key_masked(scancode); *send_acpi_ev = false; } else { *ignore_acpi_ev = true; @@ -3264,20 +3467,20 @@ static bool hotkey_notify_wakeup(const u32 hkey, *ignore_acpi_ev = false; switch (hkey) { - case 0x2304: /* suspend, undock */ - case 0x2404: /* hibernation, undock */ + case TP_HKEY_EV_WKUP_S3_UNDOCK: /* suspend, undock */ + case TP_HKEY_EV_WKUP_S4_UNDOCK: /* hibernation, undock */ hotkey_wakeup_reason = TP_ACPI_WAKEUP_UNDOCK; *ignore_acpi_ev = true; break; - case 0x2305: /* suspend, bay eject */ - case 0x2405: /* hibernation, bay eject */ + case TP_HKEY_EV_WKUP_S3_BAYEJ: /* suspend, bay eject */ + case TP_HKEY_EV_WKUP_S4_BAYEJ: /* hibernation, bay eject */ hotkey_wakeup_reason = TP_ACPI_WAKEUP_BAYEJ; *ignore_acpi_ev = true; break; - case 0x2313: /* Battery on critical low level (S3) */ - case 0x2413: /* Battery on critical low level (S4) */ + case TP_HKEY_EV_WKUP_S3_BATLOW: /* Battery on critical low level/S3 */ + case TP_HKEY_EV_WKUP_S4_BATLOW: /* Battery on critical low level/S4 */ printk(TPACPI_ALERT "EMERGENCY WAKEUP: battery almost empty\n"); /* how to auto-heal: */ @@ -3307,21 +3510,21 @@ static bool hotkey_notify_usrevent(const u32 hkey, *ignore_acpi_ev = false; switch (hkey) { - case 0x5010: /* Lenovo new BIOS: brightness changed */ - case 0x500b: /* X61t: tablet pen inserted into bay */ - case 0x500c: /* X61t: tablet pen removed from bay */ + case TP_HKEY_EV_PEN_INSERTED: /* X61t: tablet pen inserted into bay */ + case TP_HKEY_EV_PEN_REMOVED: /* X61t: tablet pen removed from bay */ return true; - case 0x5009: /* X41t-X61t: swivel up (tablet mode) */ - case 0x500a: /* X41t-X61t: swivel down (normal mode) */ + case TP_HKEY_EV_TABLET_TABLET: /* X41t-X61t: tablet mode */ + case TP_HKEY_EV_TABLET_NOTEBOOK: /* X41t-X61t: normal mode */ tpacpi_input_send_tabletsw(); hotkey_tablet_mode_notify_change(); *send_acpi_ev = false; return true; - case 0x5001: - case 0x5002: - /* LID switch events. Do not propagate */ + case TP_HKEY_EV_LID_CLOSE: /* Lid closed */ + case TP_HKEY_EV_LID_OPEN: /* Lid opened */ + case TP_HKEY_EV_BRGHT_CHANGED: /* brightness changed */ + /* do not propagate these events */ *ignore_acpi_ev = true; return true; @@ -3339,30 +3542,30 @@ static bool hotkey_notify_thermal(const u32 hkey, *ignore_acpi_ev = false; switch (hkey) { - case 0x6011: + case TP_HKEY_EV_ALARM_BAT_HOT: printk(TPACPI_CRIT "THERMAL ALARM: battery is too hot!\n"); /* recommended action: warn user through gui */ return true; - case 0x6012: + case TP_HKEY_EV_ALARM_BAT_XHOT: printk(TPACPI_ALERT "THERMAL EMERGENCY: battery is extremely hot!\n"); /* recommended action: immediate sleep/hibernate */ return true; - case 0x6021: + case TP_HKEY_EV_ALARM_SENSOR_HOT: printk(TPACPI_CRIT "THERMAL ALARM: " "a sensor reports something is too hot!\n"); /* recommended action: warn user through gui, that */ /* some internal component is too hot */ return true; - case 0x6022: + case TP_HKEY_EV_ALARM_SENSOR_XHOT: printk(TPACPI_ALERT "THERMAL EMERGENCY: " "a sensor reports something is extremely hot!\n"); /* recommended action: immediate sleep/hibernate */ return true; - case 0x6030: + case TP_HKEY_EV_THM_TABLE_CHANGED: printk(TPACPI_INFO "EC reports that Thermal Table has changed\n"); /* recommended action: do nothing, we don't have @@ -3420,7 +3623,7 @@ static void hotkey_notify(struct ibm_struct *ibm, u32 event) break; case 3: /* 0x3000-0x3FFF: bay-related wakeups */ - if (hkey == 0x3003) { + if (hkey == TP_HKEY_EV_BAYEJ_ACK) { hotkey_autosleep_ack = 1; printk(TPACPI_INFO "bay ejected\n"); @@ -3432,7 +3635,7 @@ static void hotkey_notify(struct ibm_struct *ibm, u32 event) break; case 4: /* 0x4000-0x4FFF: dock-related wakeups */ - if (hkey == 0x4003) { + if (hkey == TP_HKEY_EV_UNDOCK_ACK) { hotkey_autosleep_ack = 1; printk(TPACPI_INFO "undocked\n"); @@ -3454,7 +3657,8 @@ static void hotkey_notify(struct ibm_struct *ibm, u32 event) break; case 7: /* 0x7000-0x7FFF: misc */ - if (tp_features.hotkey_wlsw && hkey == 0x7000) { + if (tp_features.hotkey_wlsw && + hkey == TP_HKEY_EV_RFKILL_CHANGED) { tpacpi_send_radiosw_update(); send_acpi_ev = 0; known_ev = true; @@ -3500,10 +3704,12 @@ static void hotkey_resume(void) { tpacpi_disable_brightness_delay(); - if (hotkey_mask_get()) + if (hotkey_status_set(true) < 0 || + hotkey_mask_set(hotkey_acpi_mask) < 0) printk(TPACPI_ERR - "error while trying to read hot key mask " - "from firmware\n"); + "error while attempting to reset the event " + "firmware interface\n"); + tpacpi_send_radiosw_update(); hotkey_tablet_mode_notify_change(); hotkey_wakeup_reason_notify_change(); @@ -3532,8 +3738,8 @@ static int hotkey_read(char *p) return res; len += sprintf(p + len, "status:\t\t%s\n", enabled(status, 0)); - if (tp_features.hotkey_mask) { - len += sprintf(p + len, "mask:\t\t0x%08x\n", hotkey_mask); + if (hotkey_all_mask) { + len += sprintf(p + len, "mask:\t\t0x%08x\n", hotkey_user_mask); len += sprintf(p + len, "commands:\tenable, disable, reset, <mask>\n"); } else { @@ -3570,7 +3776,7 @@ static int hotkey_write(char *buf) if (mutex_lock_killable(&hotkey_mutex)) return -ERESTARTSYS; - mask = hotkey_mask; + mask = hotkey_user_mask; res = 0; while ((cmd = next_cmd(&buf))) { @@ -3592,12 +3798,11 @@ static int hotkey_write(char *buf) } } - if (!res) + if (!res) { tpacpi_disclose_usertask("procfs hotkey", "set mask to 0x%08x\n", mask); - - if (!res && mask != hotkey_mask) - res = hotkey_mask_set(mask); + res = hotkey_user_mask_set(mask); + } errexit: mutex_unlock(&hotkey_mutex); @@ -6010,8 +6215,10 @@ static int __init brightness_init(struct ibm_init_struct *iibm) TPACPI_BACKLIGHT_DEV_NAME, NULL, NULL, &ibm_backlight_data); if (IS_ERR(ibm_backlight_device)) { + int rc = PTR_ERR(ibm_backlight_device); + ibm_backlight_device = NULL; printk(TPACPI_ERR "Could not register backlight device\n"); - return PTR_ERR(ibm_backlight_device); + return rc; } vdbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_BRGHT, "brightness is supported\n"); @@ -7499,6 +7706,21 @@ static struct ibm_struct fan_driver_data = { **************************************************************************** ****************************************************************************/ +/* + * HKEY event callout for other subdrivers go here + * (yes, it is ugly, but it is quick, safe, and gets the job done + */ +static void tpacpi_driver_event(const unsigned int hkey_event) +{ +} + + + +static void hotkey_driver_event(const unsigned int scancode) +{ + tpacpi_driver_event(TP_HKEY_EV_HOTKEY_BASE + scancode); +} + /* sysfs name ---------------------------------------------------------- */ static ssize_t thinkpad_acpi_pdev_name_show(struct device *dev, struct device_attribute *attr, diff --git a/drivers/pnp/pnpacpi/core.c b/drivers/pnp/pnpacpi/core.c index c07fdb94d66..83b8b5ac49c 100644 --- a/drivers/pnp/pnpacpi/core.c +++ b/drivers/pnp/pnpacpi/core.c @@ -153,6 +153,7 @@ static int __init pnpacpi_add_device(struct acpi_device *device) acpi_handle temp = NULL; acpi_status status; struct pnp_dev *dev; + struct acpi_hardware_id *id; /* * If a PnPacpi device is not present , the device @@ -193,15 +194,12 @@ static int __init pnpacpi_add_device(struct acpi_device *device) if (dev->capabilities & PNP_CONFIGURABLE) pnpacpi_parse_resource_option_data(dev); - if (device->flags.compatible_ids) { - struct acpica_device_id_list *cid_list = device->pnp.cid_list; - int i; - - for (i = 0; i < cid_list->count; i++) { - if (!ispnpidacpi(cid_list->ids[i].string)) - continue; - pnp_add_id(dev, cid_list->ids[i].string); - } + list_for_each_entry(id, &device->pnp.ids, list) { + if (!strcmp(id->id, acpi_device_hid(device))) + continue; + if (!ispnpidacpi(id->id)) + continue; + pnp_add_id(dev, id->id); } /* clear out the damaged flags */ @@ -232,9 +230,8 @@ static int __init acpi_pnp_match(struct device *dev, void *_pnp) struct pnp_dev *pnp = _pnp; /* true means it matched */ - return acpi->flags.hardware_id - && !acpi_get_physical_device(acpi->handle) - && compare_pnp_id(pnp->id, acpi->pnp.hardware_id); + return !acpi_get_physical_device(acpi->handle) + && compare_pnp_id(pnp->id, acpi_device_hid(acpi)); } static int __init acpi_pnp_find_device(struct device *dev, acpi_handle * handle) diff --git a/drivers/scsi/pmcraid.h b/drivers/scsi/pmcraid.h index 614b3a764fe..3441b3f9082 100644 --- a/drivers/scsi/pmcraid.h +++ b/drivers/scsi/pmcraid.h @@ -26,7 +26,6 @@ #include <linux/completion.h> #include <linux/list.h> #include <scsi/scsi.h> -#include <linux/kref.h> #include <scsi/scsi_cmnd.h> #include <linux/cdev.h> #include <net/netlink.h> diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c index 848b5946685..0cb049f5cc5 100644 --- a/drivers/scsi/sg.c +++ b/drivers/scsi/sg.c @@ -1185,7 +1185,7 @@ sg_vma_fault(struct vm_area_struct *vma, struct vm_fault *vmf) return VM_FAULT_SIGBUS; } -static struct vm_operations_struct sg_mmap_vm_ops = { +static const struct vm_operations_struct sg_mmap_vm_ops = { .fault = sg_vma_fault, }; diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c index 03efb065455..a9d70704720 100644 --- a/drivers/uio/uio.c +++ b/drivers/uio/uio.c @@ -658,7 +658,7 @@ static int uio_vma_fault(struct vm_area_struct *vma, struct vm_fault *vmf) return 0; } -static struct vm_operations_struct uio_vm_ops = { +static const struct vm_operations_struct uio_vm_ops = { .open = uio_vma_open, .close = uio_vma_close, .fault = uio_vma_fault, diff --git a/drivers/usb/misc/sisusbvga/sisusb_init.c b/drivers/usb/misc/sisusbvga/sisusb_init.c index 273de5d0934..0ab99074483 100644 --- a/drivers/usb/misc/sisusbvga/sisusb_init.c +++ b/drivers/usb/misc/sisusbvga/sisusb_init.c @@ -43,7 +43,6 @@ #include <linux/init.h> #include <linux/slab.h> #include <linux/spinlock.h> -#include <linux/kref.h> #include "sisusb.h" diff --git a/drivers/usb/mon/mon_bin.c b/drivers/usb/mon/mon_bin.c index dfdc43e2e00..9ed3e741bee 100644 --- a/drivers/usb/mon/mon_bin.c +++ b/drivers/usb/mon/mon_bin.c @@ -1174,7 +1174,7 @@ static int mon_bin_vma_fault(struct vm_area_struct *vma, struct vm_fault *vmf) return 0; } -static struct vm_operations_struct mon_bin_vm_ops = { +static const struct vm_operations_struct mon_bin_vm_ops = { .open = mon_bin_vma_open, .close = mon_bin_vma_close, .fault = mon_bin_vma_fault, diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c index ff75a3589e7..aa6b2ae951a 100644 --- a/drivers/usb/serial/usb-serial.c +++ b/drivers/usb/serial/usb-serial.c @@ -192,7 +192,7 @@ void usb_serial_put(struct usb_serial *serial) * This is the first place a new tty gets used. Hence this is where we * acquire references to the usb_serial structure and the driver module, * where we store a pointer to the port, and where we do an autoresume. - * All these actions are reversed in serial_release(). + * All these actions are reversed in serial_cleanup(). */ static int serial_install(struct tty_driver *driver, struct tty_struct *tty) { @@ -339,15 +339,16 @@ static void serial_close(struct tty_struct *tty, struct file *filp) } /** - * serial_release - free resources post close/hangup + * serial_cleanup - free resources post close/hangup * @port: port to free up * * Do the resource freeing and refcount dropping for the port. * Avoid freeing the console. * - * Called when the last tty kref is dropped. + * Called asynchronously after the last tty kref is dropped, + * and the tty layer has already done the tty_shutdown(tty); */ -static void serial_release(struct tty_struct *tty) +static void serial_cleanup(struct tty_struct *tty) { struct usb_serial_port *port = tty->driver_data; struct usb_serial *serial; @@ -361,9 +362,6 @@ static void serial_release(struct tty_struct *tty) dbg("%s - port %d", __func__, port->number); - /* Standard shutdown processing */ - tty_shutdown(tty); - tty->driver_data = NULL; serial = port->serial; @@ -1210,7 +1208,7 @@ static const struct tty_operations serial_ops = { .chars_in_buffer = serial_chars_in_buffer, .tiocmget = serial_tiocmget, .tiocmset = serial_tiocmset, - .shutdown = serial_release, + .cleanup = serial_cleanup, .install = serial_install, .proc_fops = &serial_proc_fops, }; diff --git a/drivers/video/backlight/Kconfig b/drivers/video/backlight/Kconfig index 90861cd9316..09bfa9662e4 100644 --- a/drivers/video/backlight/Kconfig +++ b/drivers/video/backlight/Kconfig @@ -31,6 +31,13 @@ config LCD_CORGI Say y here to support the LCD panels usually found on SHARP corgi (C7x0) and spitz (Cxx00) models. +config LCD_LMS283GF05 + tristate "Samsung LMS283GF05 LCD" + depends on LCD_CLASS_DEVICE && SPI_MASTER && GENERIC_GPIO + help + SPI driver for Samsung LMS283GF05. This provides basic support + for powering the LCD up/down through a sysfs interface. + config LCD_LTV350QV tristate "Samsung LTV350QV LCD Panel" depends on LCD_CLASS_DEVICE && SPI_MASTER @@ -229,3 +236,29 @@ config BACKLIGHT_SAHARA help If you have a Tabletkiosk Sahara Touch-iT, say y to enable the backlight driver. + +config BACKLIGHT_WM831X + tristate "WM831x PMIC Backlight Driver" + depends on BACKLIGHT_CLASS_DEVICE && MFD_WM831X + help + If you have a backlight driven by the ISINK and DCDC of a + WM831x PMIC say y to enable the backlight driver for it. + +config BACKLIGHT_ADX + tristate "Avionic Design Xanthos Backlight Driver" + depends on BACKLIGHT_CLASS_DEVICE && ARCH_PXA_ADX + default y + help + Say Y to enable the backlight driver on Avionic Design Xanthos-based + boards. + +config BACKLIGHT_ADP5520 + tristate "Backlight Driver for ADP5520/ADP5501 using WLED" + depends on BACKLIGHT_CLASS_DEVICE && PMIC_ADP5520 + help + If you have a LCD backlight connected to the BST/BL_SNK output of + ADP5520 or ADP5501, say Y here to enable this driver. + + To compile this driver as a module, choose M here: the module will + be called adp5520_bl. + diff --git a/drivers/video/backlight/Makefile b/drivers/video/backlight/Makefile index 4eb178c1d68..9a405548874 100644 --- a/drivers/video/backlight/Makefile +++ b/drivers/video/backlight/Makefile @@ -3,6 +3,7 @@ obj-$(CONFIG_LCD_CLASS_DEVICE) += lcd.o obj-$(CONFIG_LCD_CORGI) += corgi_lcd.o obj-$(CONFIG_LCD_HP700) += jornada720_lcd.o +obj-$(CONFIG_LCD_LMS283GF05) += lms283gf05.o obj-$(CONFIG_LCD_LTV350QV) += ltv350qv.o obj-$(CONFIG_LCD_ILI9320) += ili9320.o obj-$(CONFIG_LCD_PLATFORM) += platform_lcd.o @@ -24,4 +25,7 @@ obj-$(CONFIG_BACKLIGHT_DA903X) += da903x_bl.o obj-$(CONFIG_BACKLIGHT_MBP_NVIDIA) += mbp_nvidia_bl.o obj-$(CONFIG_BACKLIGHT_TOSA) += tosa_bl.o obj-$(CONFIG_BACKLIGHT_SAHARA) += kb3886_bl.o +obj-$(CONFIG_BACKLIGHT_WM831X) += wm831x_bl.o +obj-$(CONFIG_BACKLIGHT_ADX) += adx_bl.o +obj-$(CONFIG_BACKLIGHT_ADP5520) += adp5520_bl.o diff --git a/drivers/video/backlight/adp5520_bl.c b/drivers/video/backlight/adp5520_bl.c new file mode 100644 index 00000000000..ad05da5ba3c --- /dev/null +++ b/drivers/video/backlight/adp5520_bl.c @@ -0,0 +1,377 @@ +/* + * Backlight driver for Analog Devices ADP5520/ADP5501 MFD PMICs + * + * Copyright 2009 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/fb.h> +#include <linux/backlight.h> +#include <linux/mfd/adp5520.h> + +struct adp5520_bl { + struct device *master; + struct adp5520_backlight_platfrom_data *pdata; + struct mutex lock; + unsigned long cached_daylight_max; + int id; + int current_brightness; +}; + +static int adp5520_bl_set(struct backlight_device *bl, int brightness) +{ + struct adp5520_bl *data = bl_get_data(bl); + struct device *master = data->master; + int ret = 0; + + if (data->pdata->en_ambl_sens) { + if ((brightness > 0) && (brightness < ADP5020_MAX_BRIGHTNESS)) { + /* Disable Ambient Light auto adjust */ + ret |= adp5520_clr_bits(master, BL_CONTROL, + BL_AUTO_ADJ); + ret |= adp5520_write(master, DAYLIGHT_MAX, brightness); + } else { + /* + * MAX_BRIGHTNESS -> Enable Ambient Light auto adjust + * restore daylight l3 sysfs brightness + */ + ret |= adp5520_write(master, DAYLIGHT_MAX, + data->cached_daylight_max); + ret |= adp5520_set_bits(master, BL_CONTROL, + BL_AUTO_ADJ); + } + } else { + ret |= adp5520_write(master, DAYLIGHT_MAX, brightness); + } + + if (data->current_brightness && brightness == 0) + ret |= adp5520_set_bits(master, + MODE_STATUS, DIM_EN); + else if (data->current_brightness == 0 && brightness) + ret |= adp5520_clr_bits(master, + MODE_STATUS, DIM_EN); + + if (!ret) + data->current_brightness = brightness; + + return ret; +} + +static int adp5520_bl_update_status(struct backlight_device *bl) +{ + int brightness = bl->props.brightness; + if (bl->props.power != FB_BLANK_UNBLANK) + brightness = 0; + + if (bl->props.fb_blank != FB_BLANK_UNBLANK) + brightness = 0; + + return adp5520_bl_set(bl, brightness); +} + +static int adp5520_bl_get_brightness(struct backlight_device *bl) +{ + struct adp5520_bl *data = bl_get_data(bl); + int error; + uint8_t reg_val; + + error = adp5520_read(data->master, BL_VALUE, ®_val); + + return error ? data->current_brightness : reg_val; +} + +static struct backlight_ops adp5520_bl_ops = { + .update_status = adp5520_bl_update_status, + .get_brightness = adp5520_bl_get_brightness, +}; + +static int adp5520_bl_setup(struct backlight_device *bl) +{ + struct adp5520_bl *data = bl_get_data(bl); + struct device *master = data->master; + struct adp5520_backlight_platfrom_data *pdata = data->pdata; + int ret = 0; + + ret |= adp5520_write(master, DAYLIGHT_MAX, pdata->l1_daylight_max); + ret |= adp5520_write(master, DAYLIGHT_DIM, pdata->l1_daylight_dim); + + if (pdata->en_ambl_sens) { + data->cached_daylight_max = pdata->l1_daylight_max; + ret |= adp5520_write(master, OFFICE_MAX, pdata->l2_office_max); + ret |= adp5520_write(master, OFFICE_DIM, pdata->l2_office_dim); + ret |= adp5520_write(master, DARK_MAX, pdata->l3_dark_max); + ret |= adp5520_write(master, DARK_DIM, pdata->l3_dark_dim); + ret |= adp5520_write(master, L2_TRIP, pdata->l2_trip); + ret |= adp5520_write(master, L2_HYS, pdata->l2_hyst); + ret |= adp5520_write(master, L3_TRIP, pdata->l3_trip); + ret |= adp5520_write(master, L3_HYS, pdata->l3_hyst); + ret |= adp5520_write(master, ALS_CMPR_CFG, + ALS_CMPR_CFG_VAL(pdata->abml_filt, L3_EN)); + } + + ret |= adp5520_write(master, BL_CONTROL, + BL_CTRL_VAL(pdata->fade_led_law, pdata->en_ambl_sens)); + + ret |= adp5520_write(master, BL_FADE, FADE_VAL(pdata->fade_in, + pdata->fade_out)); + + ret |= adp5520_set_bits(master, MODE_STATUS, BL_EN | DIM_EN); + + return ret; +} + +static ssize_t adp5520_show(struct device *dev, char *buf, int reg) +{ + struct adp5520_bl *data = dev_get_drvdata(dev); + int error; + uint8_t reg_val; + + mutex_lock(&data->lock); + error = adp5520_read(data->master, reg, ®_val); + mutex_unlock(&data->lock); + + return sprintf(buf, "%u\n", reg_val); +} + +static ssize_t adp5520_store(struct device *dev, const char *buf, + size_t count, int reg) +{ + struct adp5520_bl *data = dev_get_drvdata(dev); + unsigned long val; + int ret; + + ret = strict_strtoul(buf, 10, &val); + if (ret) + return ret; + + mutex_lock(&data->lock); + adp5520_write(data->master, reg, val); + mutex_unlock(&data->lock); + + return count; +} + +static ssize_t adp5520_bl_dark_max_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return adp5520_show(dev, buf, DARK_MAX); +} + +static ssize_t adp5520_bl_dark_max_store(struct device *dev, + struct device_attribute *attr, const char *buf, size_t count) +{ + return adp5520_store(dev, buf, count, DARK_MAX); +} +static DEVICE_ATTR(dark_max, 0664, adp5520_bl_dark_max_show, + adp5520_bl_dark_max_store); + +static ssize_t adp5520_bl_office_max_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return adp5520_show(dev, buf, OFFICE_MAX); +} + +static ssize_t adp5520_bl_office_max_store(struct device *dev, + struct device_attribute *attr, const char *buf, size_t count) +{ + return adp5520_store(dev, buf, count, OFFICE_MAX); +} +static DEVICE_ATTR(office_max, 0664, adp5520_bl_office_max_show, + adp5520_bl_office_max_store); + +static ssize_t adp5520_bl_daylight_max_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return adp5520_show(dev, buf, DAYLIGHT_MAX); +} + +static ssize_t adp5520_bl_daylight_max_store(struct device *dev, + struct device_attribute *attr, const char *buf, size_t count) +{ + struct adp5520_bl *data = dev_get_drvdata(dev); + + strict_strtoul(buf, 10, &data->cached_daylight_max); + return adp5520_store(dev, buf, count, DAYLIGHT_MAX); +} +static DEVICE_ATTR(daylight_max, 0664, adp5520_bl_daylight_max_show, + adp5520_bl_daylight_max_store); + +static ssize_t adp5520_bl_dark_dim_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return adp5520_show(dev, buf, DARK_DIM); +} + +static ssize_t adp5520_bl_dark_dim_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + return adp5520_store(dev, buf, count, DARK_DIM); +} +static DEVICE_ATTR(dark_dim, 0664, adp5520_bl_dark_dim_show, + adp5520_bl_dark_dim_store); + +static ssize_t adp5520_bl_office_dim_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return adp5520_show(dev, buf, OFFICE_DIM); +} + +static ssize_t adp5520_bl_office_dim_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + return adp5520_store(dev, buf, count, OFFICE_DIM); +} +static DEVICE_ATTR(office_dim, 0664, adp5520_bl_office_dim_show, + adp5520_bl_office_dim_store); + +static ssize_t adp5520_bl_daylight_dim_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return adp5520_show(dev, buf, DAYLIGHT_DIM); +} + +static ssize_t adp5520_bl_daylight_dim_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + return adp5520_store(dev, buf, count, DAYLIGHT_DIM); +} +static DEVICE_ATTR(daylight_dim, 0664, adp5520_bl_daylight_dim_show, + adp5520_bl_daylight_dim_store); + +static struct attribute *adp5520_bl_attributes[] = { + &dev_attr_dark_max.attr, + &dev_attr_dark_dim.attr, + &dev_attr_office_max.attr, + &dev_attr_office_dim.attr, + &dev_attr_daylight_max.attr, + &dev_attr_daylight_dim.attr, + NULL +}; + +static const struct attribute_group adp5520_bl_attr_group = { + .attrs = adp5520_bl_attributes, +}; + +static int __devinit adp5520_bl_probe(struct platform_device *pdev) +{ + struct backlight_device *bl; + struct adp5520_bl *data; + int ret = 0; + + data = kzalloc(sizeof(*data), GFP_KERNEL); + if (data == NULL) + return -ENOMEM; + + data->master = pdev->dev.parent; + data->pdata = pdev->dev.platform_data; + + if (data->pdata == NULL) { + dev_err(&pdev->dev, "missing platform data\n"); + kfree(data); + return -ENODEV; + } + + data->id = pdev->id; + data->current_brightness = 0; + + mutex_init(&data->lock); + + bl = backlight_device_register(pdev->name, data->master, + data, &adp5520_bl_ops); + if (IS_ERR(bl)) { + dev_err(&pdev->dev, "failed to register backlight\n"); + kfree(data); + return PTR_ERR(bl); + } + + bl->props.max_brightness = + bl->props.brightness = ADP5020_MAX_BRIGHTNESS; + + if (data->pdata->en_ambl_sens) + ret = sysfs_create_group(&bl->dev.kobj, + &adp5520_bl_attr_group); + + if (ret) { + dev_err(&pdev->dev, "failed to register sysfs\n"); + backlight_device_unregister(bl); + kfree(data); + } + + platform_set_drvdata(pdev, bl); + ret |= adp5520_bl_setup(bl); + backlight_update_status(bl); + + return ret; +} + +static int __devexit adp5520_bl_remove(struct platform_device *pdev) +{ + struct backlight_device *bl = platform_get_drvdata(pdev); + struct adp5520_bl *data = bl_get_data(bl); + + adp5520_clr_bits(data->master, MODE_STATUS, BL_EN); + + if (data->pdata->en_ambl_sens) + sysfs_remove_group(&bl->dev.kobj, + &adp5520_bl_attr_group); + + backlight_device_unregister(bl); + kfree(data); + + return 0; +} + +#ifdef CONFIG_PM +static int adp5520_bl_suspend(struct platform_device *pdev, + pm_message_t state) +{ + struct backlight_device *bl = platform_get_drvdata(pdev); + return adp5520_bl_set(bl, 0); +} + +static int adp5520_bl_resume(struct platform_device *pdev) +{ + struct backlight_device *bl = platform_get_drvdata(pdev); + + backlight_update_status(bl); + return 0; +} +#else +#define adp5520_bl_suspend NULL +#define adp5520_bl_resume NULL +#endif + +static struct platform_driver adp5520_bl_driver = { + .driver = { + .name = "adp5520-backlight", + .owner = THIS_MODULE, + }, + .probe = adp5520_bl_probe, + .remove = __devexit_p(adp5520_bl_remove), + .suspend = adp5520_bl_suspend, + .resume = adp5520_bl_resume, +}; + +static int __init adp5520_bl_init(void) +{ + return platform_driver_register(&adp5520_bl_driver); +} +module_init(adp5520_bl_init); + +static void __exit adp5520_bl_exit(void) +{ + platform_driver_unregister(&adp5520_bl_driver); +} +module_exit(adp5520_bl_exit); + +MODULE_AUTHOR("Michael Hennerich <hennerich@blackfin.uclinux.org>"); +MODULE_DESCRIPTION("ADP5520(01) Backlight Driver"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:adp5520-backlight"); diff --git a/drivers/video/backlight/adx_bl.c b/drivers/video/backlight/adx_bl.c new file mode 100644 index 00000000000..2c3bdfc620b --- /dev/null +++ b/drivers/video/backlight/adx_bl.c @@ -0,0 +1,178 @@ +/* + * linux/drivers/video/backlight/adx.c + * + * Copyright (C) 2009 Avionic Design GmbH + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * Written by Thierry Reding <thierry.reding@avionic-design.de> + */ + +#include <linux/backlight.h> +#include <linux/fb.h> +#include <linux/io.h> +#include <linux/module.h> +#include <linux/platform_device.h> + +/* register definitions */ +#define ADX_BACKLIGHT_CONTROL 0x00 +#define ADX_BACKLIGHT_CONTROL_ENABLE (1 << 0) +#define ADX_BACKLIGHT_BRIGHTNESS 0x08 +#define ADX_BACKLIGHT_STATUS 0x10 +#define ADX_BACKLIGHT_ERROR 0x18 + +struct adxbl { + void __iomem *base; +}; + +static int adx_backlight_update_status(struct backlight_device *bldev) +{ + struct adxbl *bl = bl_get_data(bldev); + u32 value; + + value = bldev->props.brightness; + writel(value, bl->base + ADX_BACKLIGHT_BRIGHTNESS); + + value = readl(bl->base + ADX_BACKLIGHT_CONTROL); + + if (bldev->props.state & BL_CORE_FBBLANK) + value &= ~ADX_BACKLIGHT_CONTROL_ENABLE; + else + value |= ADX_BACKLIGHT_CONTROL_ENABLE; + + writel(value, bl->base + ADX_BACKLIGHT_CONTROL); + + return 0; +} + +static int adx_backlight_get_brightness(struct backlight_device *bldev) +{ + struct adxbl *bl = bl_get_data(bldev); + u32 brightness; + + brightness = readl(bl->base + ADX_BACKLIGHT_BRIGHTNESS); + return brightness & 0xff; +} + +static int adx_backlight_check_fb(struct fb_info *fb) +{ + return 1; +} + +static struct backlight_ops adx_backlight_ops = { + .options = 0, + .update_status = adx_backlight_update_status, + .get_brightness = adx_backlight_get_brightness, + .check_fb = adx_backlight_check_fb, +}; + +static int __devinit adx_backlight_probe(struct platform_device *pdev) +{ + struct backlight_device *bldev; + struct resource *res; + struct adxbl *bl; + int ret = 0; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) { + ret = -ENXIO; + goto out; + } + + res = devm_request_mem_region(&pdev->dev, res->start, + resource_size(res), res->name); + if (!res) { + ret = -ENXIO; + goto out; + } + + bl = devm_kzalloc(&pdev->dev, sizeof(*bl), GFP_KERNEL); + if (!bl) { + ret = -ENOMEM; + goto out; + } + + bl->base = devm_ioremap_nocache(&pdev->dev, res->start, + resource_size(res)); + if (!bl->base) { + ret = -ENXIO; + goto out; + } + + bldev = backlight_device_register(dev_name(&pdev->dev), &pdev->dev, bl, + &adx_backlight_ops); + if (!bldev) { + ret = -ENOMEM; + goto out; + } + + bldev->props.max_brightness = 0xff; + bldev->props.brightness = 0xff; + bldev->props.power = FB_BLANK_UNBLANK; + + platform_set_drvdata(pdev, bldev); + +out: + return ret; +} + +static int __devexit adx_backlight_remove(struct platform_device *pdev) +{ + struct backlight_device *bldev; + int ret = 0; + + bldev = platform_get_drvdata(pdev); + bldev->props.power = FB_BLANK_UNBLANK; + bldev->props.brightness = 0xff; + backlight_update_status(bldev); + backlight_device_unregister(bldev); + platform_set_drvdata(pdev, NULL); + + return ret; +} + +#ifdef CONFIG_PM +static int adx_backlight_suspend(struct platform_device *pdev, + pm_message_t state) +{ + return 0; +} + +static int adx_backlight_resume(struct platform_device *pdev) +{ + return 0; +} +#else +#define adx_backlight_suspend NULL +#define adx_backlight_resume NULL +#endif + +static struct platform_driver adx_backlight_driver = { + .probe = adx_backlight_probe, + .remove = __devexit_p(adx_backlight_remove), + .suspend = adx_backlight_suspend, + .resume = adx_backlight_resume, + .driver = { + .name = "adx-backlight", + .owner = THIS_MODULE, + }, +}; + +static int __init adx_backlight_init(void) +{ + return platform_driver_register(&adx_backlight_driver); +} + +static void __exit adx_backlight_exit(void) +{ + platform_driver_unregister(&adx_backlight_driver); +} + +module_init(adx_backlight_init); +module_exit(adx_backlight_exit); + +MODULE_AUTHOR("Thierry Reding <thierry.reding@avionic-design.de>"); +MODULE_DESCRIPTION("Avionic Design Xanthos Backlight Driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/video/backlight/backlight.c b/drivers/video/backlight/backlight.c index 157057c79ca..6615ac7fa60 100644 --- a/drivers/video/backlight/backlight.c +++ b/drivers/video/backlight/backlight.c @@ -73,6 +73,27 @@ static inline void backlight_unregister_fb(struct backlight_device *bd) } #endif /* CONFIG_FB */ +static void backlight_generate_event(struct backlight_device *bd, + enum backlight_update_reason reason) +{ + char *envp[2]; + + switch (reason) { + case BACKLIGHT_UPDATE_SYSFS: + envp[0] = "SOURCE=sysfs"; + break; + case BACKLIGHT_UPDATE_HOTKEY: + envp[0] = "SOURCE=hotkey"; + break; + default: + envp[0] = "SOURCE=unknown"; + break; + } + envp[1] = NULL; + kobject_uevent_env(&bd->dev.kobj, KOBJ_CHANGE, envp); + sysfs_notify(&bd->dev.kobj, NULL, "actual_brightness"); +} + static ssize_t backlight_show_power(struct device *dev, struct device_attribute *attr,char *buf) { @@ -142,6 +163,8 @@ static ssize_t backlight_store_brightness(struct device *dev, } mutex_unlock(&bd->ops_lock); + backlight_generate_event(bd, BACKLIGHT_UPDATE_SYSFS); + return rc; } @@ -214,6 +237,25 @@ static struct device_attribute bl_device_attributes[] = { }; /** + * backlight_force_update - tell the backlight subsystem that hardware state + * has changed + * @bd: the backlight device to update + * + * Updates the internal state of the backlight in response to a hardware event, + * and generate a uevent to notify userspace + */ +void backlight_force_update(struct backlight_device *bd, + enum backlight_update_reason reason) +{ + mutex_lock(&bd->ops_lock); + if (bd->ops && bd->ops->get_brightness) + bd->props.brightness = bd->ops->get_brightness(bd); + mutex_unlock(&bd->ops_lock); + backlight_generate_event(bd, reason); +} +EXPORT_SYMBOL(backlight_force_update); + +/** * backlight_device_register - create and register a new object of * backlight_device class. * @name: the name of the new object(must be the same as the name of the diff --git a/drivers/video/backlight/hp680_bl.c b/drivers/video/backlight/hp680_bl.c index 5be55a20d8c..7fb4eefff80 100644 --- a/drivers/video/backlight/hp680_bl.c +++ b/drivers/video/backlight/hp680_bl.c @@ -103,7 +103,7 @@ static struct backlight_ops hp680bl_ops = { .update_status = hp680bl_set_intensity, }; -static int __init hp680bl_probe(struct platform_device *pdev) +static int __devinit hp680bl_probe(struct platform_device *pdev) { struct backlight_device *bd; diff --git a/drivers/video/backlight/lms283gf05.c b/drivers/video/backlight/lms283gf05.c new file mode 100644 index 00000000000..447b542a20c --- /dev/null +++ b/drivers/video/backlight/lms283gf05.c @@ -0,0 +1,242 @@ +/* + * lms283gf05.c -- support for Samsung LMS283GF05 LCD + * + * Copyright (c) 2009 Marek Vasut <marek.vasut@gmail.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/device.h> +#include <linux/kernel.h> +#include <linux/delay.h> +#include <linux/gpio.h> +#include <linux/lcd.h> + +#include <linux/spi/spi.h> +#include <linux/spi/lms283gf05.h> + +struct lms283gf05_state { + struct spi_device *spi; + struct lcd_device *ld; +}; + +struct lms283gf05_seq { + unsigned char reg; + unsigned short value; + unsigned char delay; +}; + +/* Magic sequences supplied by manufacturer, for details refer to datasheet */ +static struct lms283gf05_seq disp_initseq[] = { + /* REG, VALUE, DELAY */ + { 0x07, 0x0000, 0 }, + { 0x13, 0x0000, 10 }, + + { 0x11, 0x3004, 0 }, + { 0x14, 0x200F, 0 }, + { 0x10, 0x1a20, 0 }, + { 0x13, 0x0040, 50 }, + + { 0x13, 0x0060, 0 }, + { 0x13, 0x0070, 200 }, + + { 0x01, 0x0127, 0 }, + { 0x02, 0x0700, 0 }, + { 0x03, 0x1030, 0 }, + { 0x08, 0x0208, 0 }, + { 0x0B, 0x0620, 0 }, + { 0x0C, 0x0110, 0 }, + { 0x30, 0x0120, 0 }, + { 0x31, 0x0127, 0 }, + { 0x32, 0x0000, 0 }, + { 0x33, 0x0503, 0 }, + { 0x34, 0x0727, 0 }, + { 0x35, 0x0124, 0 }, + { 0x36, 0x0706, 0 }, + { 0x37, 0x0701, 0 }, + { 0x38, 0x0F00, 0 }, + { 0x39, 0x0F00, 0 }, + { 0x40, 0x0000, 0 }, + { 0x41, 0x0000, 0 }, + { 0x42, 0x013f, 0 }, + { 0x43, 0x0000, 0 }, + { 0x44, 0x013f, 0 }, + { 0x45, 0x0000, 0 }, + { 0x46, 0xef00, 0 }, + { 0x47, 0x013f, 0 }, + { 0x48, 0x0000, 0 }, + { 0x07, 0x0015, 30 }, + + { 0x07, 0x0017, 0 }, + + { 0x20, 0x0000, 0 }, + { 0x21, 0x0000, 0 }, + { 0x22, 0x0000, 0 } +}; + +static struct lms283gf05_seq disp_pdwnseq[] = { + { 0x07, 0x0016, 30 }, + + { 0x07, 0x0004, 0 }, + { 0x10, 0x0220, 20 }, + + { 0x13, 0x0060, 50 }, + + { 0x13, 0x0040, 50 }, + + { 0x13, 0x0000, 0 }, + { 0x10, 0x0000, 0 } +}; + + +static void lms283gf05_reset(unsigned long gpio, bool inverted) +{ + gpio_set_value(gpio, !inverted); + mdelay(100); + gpio_set_value(gpio, inverted); + mdelay(20); + gpio_set_value(gpio, !inverted); + mdelay(20); +} + +static void lms283gf05_toggle(struct spi_device *spi, + struct lms283gf05_seq *seq, int sz) +{ + char buf[3]; + int i; + + for (i = 0; i < sz; i++) { + buf[0] = 0x74; + buf[1] = 0x00; + buf[2] = seq[i].reg; + spi_write(spi, buf, 3); + + buf[0] = 0x76; + buf[1] = seq[i].value >> 8; + buf[2] = seq[i].value & 0xff; + spi_write(spi, buf, 3); + + mdelay(seq[i].delay); + } +} + +static int lms283gf05_power_set(struct lcd_device *ld, int power) +{ + struct lms283gf05_state *st = lcd_get_data(ld); + struct spi_device *spi = st->spi; + struct lms283gf05_pdata *pdata = spi->dev.platform_data; + + if (power) { + if (pdata) + lms283gf05_reset(pdata->reset_gpio, + pdata->reset_inverted); + lms283gf05_toggle(spi, disp_initseq, ARRAY_SIZE(disp_initseq)); + } else { + lms283gf05_toggle(spi, disp_pdwnseq, ARRAY_SIZE(disp_pdwnseq)); + if (pdata) + gpio_set_value(pdata->reset_gpio, + pdata->reset_inverted); + } + + return 0; +} + +static struct lcd_ops lms_ops = { + .set_power = lms283gf05_power_set, + .get_power = NULL, +}; + +static int __devinit lms283gf05_probe(struct spi_device *spi) +{ + struct lms283gf05_state *st; + struct lms283gf05_pdata *pdata = spi->dev.platform_data; + struct lcd_device *ld; + int ret = 0; + + if (pdata != NULL) { + ret = gpio_request(pdata->reset_gpio, "LMS285GF05 RESET"); + if (ret) + return ret; + + ret = gpio_direction_output(pdata->reset_gpio, + !pdata->reset_inverted); + if (ret) + goto err; + } + + st = kzalloc(sizeof(struct lms283gf05_state), GFP_KERNEL); + if (st == NULL) { + dev_err(&spi->dev, "No memory for device state\n"); + ret = -ENOMEM; + goto err; + } + + ld = lcd_device_register("lms283gf05", &spi->dev, st, &lms_ops); + if (IS_ERR(ld)) { + ret = PTR_ERR(ld); + goto err2; + } + + st->spi = spi; + st->ld = ld; + + dev_set_drvdata(&spi->dev, st); + + /* kick in the LCD */ + if (pdata) + lms283gf05_reset(pdata->reset_gpio, pdata->reset_inverted); + lms283gf05_toggle(spi, disp_initseq, ARRAY_SIZE(disp_initseq)); + + return 0; + +err2: + kfree(st); +err: + if (pdata != NULL) + gpio_free(pdata->reset_gpio); + + return ret; +} + +static int __devexit lms283gf05_remove(struct spi_device *spi) +{ + struct lms283gf05_state *st = dev_get_drvdata(&spi->dev); + struct lms283gf05_pdata *pdata = st->spi->dev.platform_data; + + lcd_device_unregister(st->ld); + + if (pdata != NULL) + gpio_free(pdata->reset_gpio); + + kfree(st); + + return 0; +} + +static struct spi_driver lms283gf05_driver = { + .driver = { + .name = "lms283gf05", + .owner = THIS_MODULE, + }, + .probe = lms283gf05_probe, + .remove = __devexit_p(lms283gf05_remove), +}; + +static __init int lms283gf05_init(void) +{ + return spi_register_driver(&lms283gf05_driver); +} + +static __exit void lms283gf05_exit(void) +{ + spi_unregister_driver(&lms283gf05_driver); +} + +module_init(lms283gf05_init); +module_exit(lms283gf05_exit); + +MODULE_AUTHOR("Marek Vasut <marek.vasut@gmail.com>"); +MODULE_DESCRIPTION("LCD283GF05 LCD"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/video/backlight/mbp_nvidia_bl.c b/drivers/video/backlight/mbp_nvidia_bl.c index 3bb4c0a50c6..9edb8d7c295 100644 --- a/drivers/video/backlight/mbp_nvidia_bl.c +++ b/drivers/video/backlight/mbp_nvidia_bl.c @@ -166,6 +166,15 @@ static const struct dmi_system_id __initdata mbp_device_table[] = { }, { .callback = mbp_dmi_match, + .ident = "MacBookAir 1,1", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "MacBookAir1,1"), + }, + .driver_data = (void *)&intel_chipset_data, + }, + { + .callback = mbp_dmi_match, .ident = "MacBook 5,1", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."), @@ -175,6 +184,15 @@ static const struct dmi_system_id __initdata mbp_device_table[] = { }, { .callback = mbp_dmi_match, + .ident = "MacBook 5,2", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "MacBook5,2"), + }, + .driver_data = (void *)&nvidia_chipset_data, + }, + { + .callback = mbp_dmi_match, .ident = "MacBookAir 2,1", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."), @@ -191,6 +209,24 @@ static const struct dmi_system_id __initdata mbp_device_table[] = { }, .driver_data = (void *)&nvidia_chipset_data, }, + { + .callback = mbp_dmi_match, + .ident = "MacBookPro 5,2", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro5,2"), + }, + .driver_data = (void *)&nvidia_chipset_data, + }, + { + .callback = mbp_dmi_match, + .ident = "MacBookPro 5,5", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro5,5"), + }, + .driver_data = (void *)&nvidia_chipset_data, + }, { } }; diff --git a/drivers/video/backlight/wm831x_bl.c b/drivers/video/backlight/wm831x_bl.c new file mode 100644 index 00000000000..467bdb7efb2 --- /dev/null +++ b/drivers/video/backlight/wm831x_bl.c @@ -0,0 +1,250 @@ +/* + * Backlight driver for Wolfson Microelectronics WM831x PMICs + * + * Copyright 2009 Wolfson Microelectonics plc + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/fb.h> +#include <linux/backlight.h> + +#include <linux/mfd/wm831x/core.h> +#include <linux/mfd/wm831x/pdata.h> +#include <linux/mfd/wm831x/regulator.h> + +struct wm831x_backlight_data { + struct wm831x *wm831x; + int isink_reg; + int current_brightness; +}; + +static int wm831x_backlight_set(struct backlight_device *bl, int brightness) +{ + struct wm831x_backlight_data *data = bl_get_data(bl); + struct wm831x *wm831x = data->wm831x; + int power_up = !data->current_brightness && brightness; + int power_down = data->current_brightness && !brightness; + int ret; + + if (power_up) { + /* Enable the ISINK */ + ret = wm831x_set_bits(wm831x, data->isink_reg, + WM831X_CS1_ENA, WM831X_CS1_ENA); + if (ret < 0) + goto err; + + /* Enable the DC-DC */ + ret = wm831x_set_bits(wm831x, WM831X_DCDC_ENABLE, + WM831X_DC4_ENA, WM831X_DC4_ENA); + if (ret < 0) + goto err; + } + + if (power_down) { + /* DCDC first */ + ret = wm831x_set_bits(wm831x, WM831X_DCDC_ENABLE, + WM831X_DC4_ENA, 0); + if (ret < 0) + goto err; + + /* ISINK */ + ret = wm831x_set_bits(wm831x, data->isink_reg, + WM831X_CS1_DRIVE | WM831X_CS1_ENA, 0); + if (ret < 0) + goto err; + } + + /* Set the new brightness */ + ret = wm831x_set_bits(wm831x, data->isink_reg, + WM831X_CS1_ISEL_MASK, brightness); + if (ret < 0) + goto err; + + if (power_up) { + /* Drive current through the ISINK */ + ret = wm831x_set_bits(wm831x, data->isink_reg, + WM831X_CS1_DRIVE, WM831X_CS1_DRIVE); + if (ret < 0) + return ret; + } + + data->current_brightness = brightness; + + return 0; + +err: + /* If we were in the middle of a power transition always shut down + * for safety. + */ + if (power_up || power_down) { + wm831x_set_bits(wm831x, WM831X_DCDC_ENABLE, WM831X_DC4_ENA, 0); + wm831x_set_bits(wm831x, data->isink_reg, WM831X_CS1_ENA, 0); + } + + return ret; +} + +static int wm831x_backlight_update_status(struct backlight_device *bl) +{ + int brightness = bl->props.brightness; + + if (bl->props.power != FB_BLANK_UNBLANK) + brightness = 0; + + if (bl->props.fb_blank != FB_BLANK_UNBLANK) + brightness = 0; + + if (bl->props.state & BL_CORE_SUSPENDED) + brightness = 0; + + return wm831x_backlight_set(bl, brightness); +} + +static int wm831x_backlight_get_brightness(struct backlight_device *bl) +{ + struct wm831x_backlight_data *data = bl_get_data(bl); + return data->current_brightness; +} + +static struct backlight_ops wm831x_backlight_ops = { + .options = BL_CORE_SUSPENDRESUME, + .update_status = wm831x_backlight_update_status, + .get_brightness = wm831x_backlight_get_brightness, +}; + +static int wm831x_backlight_probe(struct platform_device *pdev) +{ + struct wm831x *wm831x = dev_get_drvdata(pdev->dev.parent); + struct wm831x_pdata *wm831x_pdata; + struct wm831x_backlight_pdata *pdata; + struct wm831x_backlight_data *data; + struct backlight_device *bl; + int ret, i, max_isel, isink_reg, dcdc_cfg; + + /* We need platform data */ + if (pdev->dev.parent->platform_data) { + wm831x_pdata = pdev->dev.parent->platform_data; + pdata = wm831x_pdata->backlight; + } else { + pdata = NULL; + } + + if (!pdata) { + dev_err(&pdev->dev, "No platform data supplied\n"); + return -EINVAL; + } + + /* Figure out the maximum current we can use */ + for (i = 0; i < WM831X_ISINK_MAX_ISEL; i++) { + if (wm831x_isinkv_values[i] > pdata->max_uA) + break; + } + + if (i == 0) { + dev_err(&pdev->dev, "Invalid max_uA: %duA\n", pdata->max_uA); + return -EINVAL; + } + max_isel = i - 1; + + if (pdata->max_uA != wm831x_isinkv_values[max_isel]) + dev_warn(&pdev->dev, + "Maximum current is %duA not %duA as requested\n", + wm831x_isinkv_values[max_isel], pdata->max_uA); + + switch (pdata->isink) { + case 1: + isink_reg = WM831X_CURRENT_SINK_1; + dcdc_cfg = 0; + break; + case 2: + isink_reg = WM831X_CURRENT_SINK_2; + dcdc_cfg = WM831X_DC4_FBSRC; + break; + default: + dev_err(&pdev->dev, "Invalid ISINK %d\n", pdata->isink); + return -EINVAL; + } + + /* Configure the ISINK to use for feedback */ + ret = wm831x_reg_unlock(wm831x); + if (ret < 0) + return ret; + + ret = wm831x_set_bits(wm831x, WM831X_DC4_CONTROL, WM831X_DC4_FBSRC, + dcdc_cfg); + + wm831x_reg_lock(wm831x); + if (ret < 0) + return ret; + + data = kzalloc(sizeof(*data), GFP_KERNEL); + if (data == NULL) + return -ENOMEM; + + data->wm831x = wm831x; + data->current_brightness = 0; + data->isink_reg = isink_reg; + + bl = backlight_device_register("wm831x", &pdev->dev, + data, &wm831x_backlight_ops); + if (IS_ERR(bl)) { + dev_err(&pdev->dev, "failed to register backlight\n"); + kfree(data); + return PTR_ERR(bl); + } + + bl->props.max_brightness = max_isel; + bl->props.brightness = max_isel; + + platform_set_drvdata(pdev, bl); + + /* Disable the DCDC if it was started so we can bootstrap */ + wm831x_set_bits(wm831x, WM831X_DCDC_ENABLE, WM831X_DC4_ENA, 0); + + + backlight_update_status(bl); + + return 0; +} + +static int wm831x_backlight_remove(struct platform_device *pdev) +{ + struct backlight_device *bl = platform_get_drvdata(pdev); + struct wm831x_backlight_data *data = bl_get_data(bl); + + backlight_device_unregister(bl); + kfree(data); + return 0; +} + +static struct platform_driver wm831x_backlight_driver = { + .driver = { + .name = "wm831x-backlight", + .owner = THIS_MODULE, + }, + .probe = wm831x_backlight_probe, + .remove = wm831x_backlight_remove, +}; + +static int __init wm831x_backlight_init(void) +{ + return platform_driver_register(&wm831x_backlight_driver); +} +module_init(wm831x_backlight_init); + +static void __exit wm831x_backlight_exit(void) +{ + platform_driver_unregister(&wm831x_backlight_driver); +} +module_exit(wm831x_backlight_exit); + +MODULE_DESCRIPTION("Backlight Driver for WM831x PMICs"); +MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:wm831x-backlight"); diff --git a/drivers/video/fb_defio.c b/drivers/video/fb_defio.c index 0a7a6679ee6..c27ab1ed960 100644 --- a/drivers/video/fb_defio.c +++ b/drivers/video/fb_defio.c @@ -125,7 +125,7 @@ page_already_added: return 0; } -static struct vm_operations_struct fb_deferred_io_vm_ops = { +static const struct vm_operations_struct fb_deferred_io_vm_ops = { .fault = fb_deferred_io_fault, .page_mkwrite = fb_deferred_io_mkwrite, }; diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c index a1f2e7ce730..99bbd282ce6 100644 --- a/drivers/video/fbmem.c +++ b/drivers/video/fbmem.c @@ -1800,7 +1800,7 @@ static int __init video_setup(char *options) global = 1; } - if (!global && !strstr(options, "fb:")) { + if (!global && !strchr(options, ':')) { fb_mode_option = options; global = 1; } diff --git a/drivers/video/omap/dispc.c b/drivers/video/omap/dispc.c index 80a11d078df..f16e4215422 100644 --- a/drivers/video/omap/dispc.c +++ b/drivers/video/omap/dispc.c @@ -1035,7 +1035,7 @@ static void mmap_user_close(struct vm_area_struct *vma) atomic_dec(&dispc.map_count[plane]); } -static struct vm_operations_struct mmap_user_ops = { +static const struct vm_operations_struct mmap_user_ops = { .open = mmap_user_open, .close = mmap_user_close, }; diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index 571ad3c13b4..a3492a3ad96 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -1184,7 +1184,7 @@ out: return ret > 0 ? EIO : ret; } -static struct vm_operations_struct btrfs_file_vm_ops = { +static const struct vm_operations_struct btrfs_file_vm_ops = { .fault = filemap_fault, .page_mkwrite = btrfs_page_mkwrite, }; diff --git a/fs/cifs/Kconfig b/fs/cifs/Kconfig index 6994a0f54f0..80f35259680 100644 --- a/fs/cifs/Kconfig +++ b/fs/cifs/Kconfig @@ -2,6 +2,7 @@ config CIFS tristate "CIFS support (advanced network filesystem, SMBFS successor)" depends on INET select NLS + select SLOW_WORK help This is the client VFS module for the Common Internet File System (CIFS) protocol which is the successor to the Server Message Block diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c index 90c5b39f031..9a5e4f5f312 100644 --- a/fs/cifs/cifsfs.c +++ b/fs/cifs/cifsfs.c @@ -64,9 +64,6 @@ unsigned int multiuser_mount = 0; unsigned int extended_security = CIFSSEC_DEF; /* unsigned int ntlmv2_support = 0; */ unsigned int sign_CIFS_PDUs = 1; -extern struct task_struct *oplockThread; /* remove sparse warning */ -struct task_struct *oplockThread = NULL; -/* extern struct task_struct * dnotifyThread; remove sparse warning */ static const struct super_operations cifs_super_ops; unsigned int CIFSMaxBufSize = CIFS_MAX_MSGSIZE; module_param(CIFSMaxBufSize, int, 0); @@ -972,89 +969,12 @@ cifs_destroy_mids(void) kmem_cache_destroy(cifs_oplock_cachep); } -static int cifs_oplock_thread(void *dummyarg) -{ - struct oplock_q_entry *oplock_item; - struct cifsTconInfo *pTcon; - struct inode *inode; - __u16 netfid; - int rc, waitrc = 0; - - set_freezable(); - do { - if (try_to_freeze()) - continue; - - spin_lock(&cifs_oplock_lock); - if (list_empty(&cifs_oplock_list)) { - spin_unlock(&cifs_oplock_lock); - set_current_state(TASK_INTERRUPTIBLE); - schedule_timeout(39*HZ); - } else { - oplock_item = list_entry(cifs_oplock_list.next, - struct oplock_q_entry, qhead); - cFYI(1, ("found oplock item to write out")); - pTcon = oplock_item->tcon; - inode = oplock_item->pinode; - netfid = oplock_item->netfid; - spin_unlock(&cifs_oplock_lock); - DeleteOplockQEntry(oplock_item); - /* can not grab inode sem here since it would - deadlock when oplock received on delete - since vfs_unlink holds the i_mutex across - the call */ - /* mutex_lock(&inode->i_mutex);*/ - if (S_ISREG(inode->i_mode)) { -#ifdef CONFIG_CIFS_EXPERIMENTAL - if (CIFS_I(inode)->clientCanCacheAll == 0) - break_lease(inode, FMODE_READ); - else if (CIFS_I(inode)->clientCanCacheRead == 0) - break_lease(inode, FMODE_WRITE); -#endif - rc = filemap_fdatawrite(inode->i_mapping); - if (CIFS_I(inode)->clientCanCacheRead == 0) { - waitrc = filemap_fdatawait( - inode->i_mapping); - invalidate_remote_inode(inode); - } - if (rc == 0) - rc = waitrc; - } else - rc = 0; - /* mutex_unlock(&inode->i_mutex);*/ - if (rc) - CIFS_I(inode)->write_behind_rc = rc; - cFYI(1, ("Oplock flush inode %p rc %d", - inode, rc)); - - /* releasing stale oplock after recent reconnect - of smb session using a now incorrect file - handle is not a data integrity issue but do - not bother sending an oplock release if session - to server still is disconnected since oplock - already released by the server in that case */ - if (!pTcon->need_reconnect) { - rc = CIFSSMBLock(0, pTcon, netfid, - 0 /* len */ , 0 /* offset */, 0, - 0, LOCKING_ANDX_OPLOCK_RELEASE, - false /* wait flag */); - cFYI(1, ("Oplock release rc = %d", rc)); - } - set_current_state(TASK_INTERRUPTIBLE); - schedule_timeout(1); /* yield in case q were corrupt */ - } - } while (!kthread_should_stop()); - - return 0; -} - static int __init init_cifs(void) { int rc = 0; cifs_proc_init(); INIT_LIST_HEAD(&cifs_tcp_ses_list); - INIT_LIST_HEAD(&cifs_oplock_list); #ifdef CONFIG_CIFS_EXPERIMENTAL INIT_LIST_HEAD(&GlobalDnotifyReqList); INIT_LIST_HEAD(&GlobalDnotifyRsp_Q); @@ -1083,7 +1003,6 @@ init_cifs(void) rwlock_init(&GlobalSMBSeslock); rwlock_init(&cifs_tcp_ses_lock); spin_lock_init(&GlobalMid_Lock); - spin_lock_init(&cifs_oplock_lock); if (cifs_max_pending < 2) { cifs_max_pending = 2; @@ -1118,16 +1037,13 @@ init_cifs(void) if (rc) goto out_unregister_key_type; #endif - oplockThread = kthread_run(cifs_oplock_thread, NULL, "cifsoplockd"); - if (IS_ERR(oplockThread)) { - rc = PTR_ERR(oplockThread); - cERROR(1, ("error %d create oplock thread", rc)); - goto out_unregister_dfs_key_type; - } + rc = slow_work_register_user(); + if (rc) + goto out_unregister_resolver_key; return 0; - out_unregister_dfs_key_type: + out_unregister_resolver_key: #ifdef CONFIG_CIFS_DFS_UPCALL unregister_key_type(&key_type_dns_resolver); out_unregister_key_type: @@ -1164,7 +1080,6 @@ exit_cifs(void) cifs_destroy_inodecache(); cifs_destroy_mids(); cifs_destroy_request_bufs(); - kthread_stop(oplockThread); } MODULE_AUTHOR("Steve French <sfrench@us.ibm.com>"); diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h index 6cfc81a3270..5d0fde18039 100644 --- a/fs/cifs/cifsglob.h +++ b/fs/cifs/cifsglob.h @@ -18,6 +18,7 @@ */ #include <linux/in.h> #include <linux/in6.h> +#include <linux/slow-work.h> #include "cifs_fs_sb.h" #include "cifsacl.h" /* @@ -346,14 +347,16 @@ struct cifsFileInfo { /* lock scope id (0 if none) */ struct file *pfile; /* needed for writepage */ struct inode *pInode; /* needed for oplock break */ + struct vfsmount *mnt; struct mutex lock_mutex; struct list_head llist; /* list of byte range locks we have. */ bool closePend:1; /* file is marked to close */ bool invalidHandle:1; /* file closed via session abend */ - bool messageMode:1; /* for pipes: message vs byte mode */ + bool oplock_break_cancelled:1; atomic_t count; /* reference count */ struct mutex fh_mutex; /* prevents reopen race after dead ses*/ struct cifs_search_info srch_inf; + struct slow_work oplock_break; /* slow_work job for oplock breaks */ }; /* Take a reference on the file private data */ @@ -365,8 +368,10 @@ static inline void cifsFileInfo_get(struct cifsFileInfo *cifs_file) /* Release a reference on the file private data */ static inline void cifsFileInfo_put(struct cifsFileInfo *cifs_file) { - if (atomic_dec_and_test(&cifs_file->count)) + if (atomic_dec_and_test(&cifs_file->count)) { + iput(cifs_file->pInode); kfree(cifs_file); + } } /* @@ -382,7 +387,6 @@ struct cifsInodeInfo { unsigned long time; /* jiffies of last update/check of inode */ bool clientCanCacheRead:1; /* read oplock */ bool clientCanCacheAll:1; /* read and writebehind oplock */ - bool oplockPending:1; bool delete_pending:1; /* DELETE_ON_CLOSE is set */ u64 server_eof; /* current file size on server */ u64 uniqueid; /* server inode number */ @@ -585,9 +589,9 @@ require use of the stronger protocol */ #define CIFSSEC_MUST_LANMAN 0x10010 #define CIFSSEC_MUST_PLNTXT 0x20020 #ifdef CONFIG_CIFS_UPCALL -#define CIFSSEC_MASK 0xAF0AF /* allows weak security but also krb5 */ +#define CIFSSEC_MASK 0xBF0BF /* allows weak security but also krb5 */ #else -#define CIFSSEC_MASK 0xA70A7 /* current flags supported if weak */ +#define CIFSSEC_MASK 0xB70B7 /* current flags supported if weak */ #endif /* UPCALL */ #else /* do not allow weak pw hash */ #ifdef CONFIG_CIFS_UPCALL @@ -669,12 +673,6 @@ GLOBAL_EXTERN rwlock_t cifs_tcp_ses_lock; */ GLOBAL_EXTERN rwlock_t GlobalSMBSeslock; -/* Global list of oplocks */ -GLOBAL_EXTERN struct list_head cifs_oplock_list; - -/* Protects the cifs_oplock_list */ -GLOBAL_EXTERN spinlock_t cifs_oplock_lock; - /* Outstanding dir notify requests */ GLOBAL_EXTERN struct list_head GlobalDnotifyReqList; /* DirNotify response queue */ @@ -725,3 +723,4 @@ GLOBAL_EXTERN unsigned int cifs_min_rcv; /* min size of big ntwrk buf pool */ GLOBAL_EXTERN unsigned int cifs_min_small; /* min size of small buf pool */ GLOBAL_EXTERN unsigned int cifs_max_pending; /* MAX requests at once to server*/ +extern const struct slow_work_ops cifs_oplock_break_ops; diff --git a/fs/cifs/cifsproto.h b/fs/cifs/cifsproto.h index da8fbf56599..6928c24d1d4 100644 --- a/fs/cifs/cifsproto.h +++ b/fs/cifs/cifsproto.h @@ -86,18 +86,17 @@ extern int CIFS_SessSetup(unsigned int xid, struct cifsSesInfo *ses, const int stage, const struct nls_table *nls_cp); extern __u16 GetNextMid(struct TCP_Server_Info *server); -extern struct oplock_q_entry *AllocOplockQEntry(struct inode *, u16, - struct cifsTconInfo *); -extern void DeleteOplockQEntry(struct oplock_q_entry *); -extern void DeleteTconOplockQEntries(struct cifsTconInfo *); extern struct timespec cifs_NTtimeToUnix(__le64 utc_nanoseconds_since_1601); extern u64 cifs_UnixTimeToNT(struct timespec); extern struct timespec cnvrtDosUnixTm(__le16 le_date, __le16 le_time, int offset); +extern struct cifsFileInfo *cifs_new_fileinfo(struct inode *newinode, + __u16 fileHandle, struct file *file, + struct vfsmount *mnt, unsigned int oflags); extern int cifs_posix_open(char *full_path, struct inode **pinode, - struct super_block *sb, int mode, int oflags, - int *poplock, __u16 *pnetfid, int xid); + struct vfsmount *mnt, int mode, int oflags, + __u32 *poplock, __u16 *pnetfid, int xid); extern void cifs_unix_basic_to_fattr(struct cifs_fattr *fattr, FILE_UNIX_BASIC_INFO *info, struct cifs_sb_info *cifs_sb); diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c index 301e307e127..941441d3e38 100644 --- a/fs/cifs/cifssmb.c +++ b/fs/cifs/cifssmb.c @@ -94,6 +94,7 @@ static void mark_open_files_invalid(struct cifsTconInfo *pTcon) list_for_each_safe(tmp, tmp1, &pTcon->openFileList) { open_file = list_entry(tmp, struct cifsFileInfo, tlist); open_file->invalidHandle = true; + open_file->oplock_break_cancelled = true; } write_unlock(&GlobalSMBSeslock); /* BB Add call to invalidate_inodes(sb) for all superblocks mounted diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index d49682433c2..43003e0bef1 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -1670,7 +1670,6 @@ cifs_put_tcon(struct cifsTconInfo *tcon) CIFSSMBTDis(xid, tcon); _FreeXid(xid); - DeleteTconOplockQEntries(tcon); tconInfoFree(tcon); cifs_put_smb_ses(ses); } diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c index a6424cfc012..627a60a6c1b 100644 --- a/fs/cifs/dir.c +++ b/fs/cifs/dir.c @@ -24,6 +24,7 @@ #include <linux/stat.h> #include <linux/slab.h> #include <linux/namei.h> +#include <linux/mount.h> #include "cifsfs.h" #include "cifspdu.h" #include "cifsglob.h" @@ -129,44 +130,45 @@ cifs_bp_rename_retry: return full_path; } -static void -cifs_fill_fileinfo(struct inode *newinode, __u16 fileHandle, - struct cifsTconInfo *tcon, bool write_only) +struct cifsFileInfo * +cifs_new_fileinfo(struct inode *newinode, __u16 fileHandle, + struct file *file, struct vfsmount *mnt, unsigned int oflags) { int oplock = 0; struct cifsFileInfo *pCifsFile; struct cifsInodeInfo *pCifsInode; + struct cifs_sb_info *cifs_sb = CIFS_SB(mnt->mnt_sb); pCifsFile = kzalloc(sizeof(struct cifsFileInfo), GFP_KERNEL); - if (pCifsFile == NULL) - return; + return pCifsFile; if (oplockEnabled) oplock = REQ_OPLOCK; pCifsFile->netfid = fileHandle; pCifsFile->pid = current->tgid; - pCifsFile->pInode = newinode; + pCifsFile->pInode = igrab(newinode); + pCifsFile->mnt = mnt; + pCifsFile->pfile = file; pCifsFile->invalidHandle = false; pCifsFile->closePend = false; mutex_init(&pCifsFile->fh_mutex); mutex_init(&pCifsFile->lock_mutex); INIT_LIST_HEAD(&pCifsFile->llist); atomic_set(&pCifsFile->count, 1); + slow_work_init(&pCifsFile->oplock_break, &cifs_oplock_break_ops); - /* set the following in open now - pCifsFile->pfile = file; */ write_lock(&GlobalSMBSeslock); - list_add(&pCifsFile->tlist, &tcon->openFileList); + list_add(&pCifsFile->tlist, &cifs_sb->tcon->openFileList); pCifsInode = CIFS_I(newinode); if (pCifsInode) { /* if readable file instance put first in list*/ - if (write_only) + if (oflags & FMODE_READ) + list_add(&pCifsFile->flist, &pCifsInode->openFileList); + else list_add_tail(&pCifsFile->flist, &pCifsInode->openFileList); - else - list_add(&pCifsFile->flist, &pCifsInode->openFileList); if ((oplock & 0xF) == OPLOCK_EXCLUSIVE) { pCifsInode->clientCanCacheAll = true; @@ -176,18 +178,18 @@ cifs_fill_fileinfo(struct inode *newinode, __u16 fileHandle, pCifsInode->clientCanCacheRead = true; } write_unlock(&GlobalSMBSeslock); + + return pCifsFile; } int cifs_posix_open(char *full_path, struct inode **pinode, - struct super_block *sb, int mode, int oflags, - int *poplock, __u16 *pnetfid, int xid) + struct vfsmount *mnt, int mode, int oflags, + __u32 *poplock, __u16 *pnetfid, int xid) { int rc; - __u32 oplock; - bool write_only = false; FILE_UNIX_BASIC_INFO *presp_data; __u32 posix_flags = 0; - struct cifs_sb_info *cifs_sb = CIFS_SB(sb); + struct cifs_sb_info *cifs_sb = CIFS_SB(mnt->mnt_sb); struct cifs_fattr fattr; cFYI(1, ("posix open %s", full_path)); @@ -223,12 +225,9 @@ int cifs_posix_open(char *full_path, struct inode **pinode, if (oflags & O_DIRECT) posix_flags |= SMB_O_DIRECT; - if (!(oflags & FMODE_READ)) - write_only = true; - mode &= ~current_umask(); rc = CIFSPOSIXCreate(xid, cifs_sb->tcon, posix_flags, mode, - pnetfid, presp_data, &oplock, full_path, + pnetfid, presp_data, poplock, full_path, cifs_sb->local_nls, cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR); if (rc) @@ -244,7 +243,7 @@ int cifs_posix_open(char *full_path, struct inode **pinode, /* get new inode and set it up */ if (*pinode == NULL) { - *pinode = cifs_iget(sb, &fattr); + *pinode = cifs_iget(mnt->mnt_sb, &fattr); if (!*pinode) { rc = -ENOMEM; goto posix_open_ret; @@ -253,7 +252,7 @@ int cifs_posix_open(char *full_path, struct inode **pinode, cifs_fattr_to_inode(*pinode, &fattr); } - cifs_fill_fileinfo(*pinode, *pnetfid, cifs_sb->tcon, write_only); + cifs_new_fileinfo(*pinode, *pnetfid, NULL, mnt, oflags); posix_open_ret: kfree(presp_data); @@ -280,7 +279,7 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode, int rc = -ENOENT; int xid; int create_options = CREATE_NOT_DIR; - int oplock = 0; + __u32 oplock = 0; int oflags; bool posix_create = false; /* @@ -298,7 +297,6 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode, FILE_ALL_INFO *buf = NULL; struct inode *newinode = NULL; int disposition = FILE_OVERWRITE_IF; - bool write_only = false; xid = GetXid(); @@ -323,7 +321,7 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode, if (tcon->unix_ext && (tcon->ses->capabilities & CAP_UNIX) && (CIFS_UNIX_POSIX_PATH_OPS_CAP & le64_to_cpu(tcon->fsUnixInfo.Capability))) { - rc = cifs_posix_open(full_path, &newinode, inode->i_sb, + rc = cifs_posix_open(full_path, &newinode, nd->path.mnt, mode, oflags, &oplock, &fileHandle, xid); /* EIO could indicate that (posix open) operation is not supported, despite what server claimed in capability @@ -351,11 +349,8 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode, desiredAccess = 0; if (oflags & FMODE_READ) desiredAccess |= GENERIC_READ; /* is this too little? */ - if (oflags & FMODE_WRITE) { + if (oflags & FMODE_WRITE) desiredAccess |= GENERIC_WRITE; - if (!(oflags & FMODE_READ)) - write_only = true; - } if ((oflags & (O_CREAT | O_EXCL)) == (O_CREAT | O_EXCL)) disposition = FILE_CREATE; @@ -470,8 +465,8 @@ cifs_create_set_dentry: /* mknod case - do not leave file open */ CIFSSMBClose(xid, tcon, fileHandle); } else if (!(posix_create) && (newinode)) { - cifs_fill_fileinfo(newinode, fileHandle, - cifs_sb->tcon, write_only); + cifs_new_fileinfo(newinode, fileHandle, NULL, + nd->path.mnt, oflags); } cifs_create_out: kfree(buf); @@ -611,7 +606,7 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry, { int xid; int rc = 0; /* to get around spurious gcc warning, set to zero here */ - int oplock = 0; + __u32 oplock = 0; __u16 fileHandle = 0; bool posix_open = false; struct cifs_sb_info *cifs_sb; @@ -683,8 +678,7 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry, if (!(nd->flags & (LOOKUP_PARENT | LOOKUP_DIRECTORY)) && (nd->flags & LOOKUP_OPEN) && !pTcon->broken_posix_open && (nd->intent.open.flags & O_CREAT)) { - rc = cifs_posix_open(full_path, &newInode, - parent_dir_inode->i_sb, + rc = cifs_posix_open(full_path, &newInode, nd->path.mnt, nd->intent.open.create_mode, nd->intent.open.flags, &oplock, &fileHandle, xid); diff --git a/fs/cifs/file.c b/fs/cifs/file.c index fa7beac8b80..429337eb7af 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -30,6 +30,7 @@ #include <linux/writeback.h> #include <linux/task_io_accounting_ops.h> #include <linux/delay.h> +#include <linux/mount.h> #include <asm/div64.h> #include "cifsfs.h" #include "cifspdu.h" @@ -39,27 +40,6 @@ #include "cifs_debug.h" #include "cifs_fs_sb.h" -static inline struct cifsFileInfo *cifs_init_private( - struct cifsFileInfo *private_data, struct inode *inode, - struct file *file, __u16 netfid) -{ - memset(private_data, 0, sizeof(struct cifsFileInfo)); - private_data->netfid = netfid; - private_data->pid = current->tgid; - mutex_init(&private_data->fh_mutex); - mutex_init(&private_data->lock_mutex); - INIT_LIST_HEAD(&private_data->llist); - private_data->pfile = file; /* needed for writepage */ - private_data->pInode = inode; - private_data->invalidHandle = false; - private_data->closePend = false; - /* Initialize reference count to one. The private data is - freed on the release of the last reference */ - atomic_set(&private_data->count, 1); - - return private_data; -} - static inline int cifs_convert_flags(unsigned int flags) { if ((flags & O_ACCMODE) == O_RDONLY) @@ -123,9 +103,11 @@ static inline int cifs_get_disposition(unsigned int flags) } /* all arguments to this function must be checked for validity in caller */ -static inline int cifs_posix_open_inode_helper(struct inode *inode, - struct file *file, struct cifsInodeInfo *pCifsInode, - struct cifsFileInfo *pCifsFile, int oplock, u16 netfid) +static inline int +cifs_posix_open_inode_helper(struct inode *inode, struct file *file, + struct cifsInodeInfo *pCifsInode, + struct cifsFileInfo *pCifsFile, __u32 oplock, + u16 netfid) { write_lock(&GlobalSMBSeslock); @@ -219,17 +201,6 @@ static inline int cifs_open_inode_helper(struct inode *inode, struct file *file, struct timespec temp; int rc; - /* want handles we can use to read with first - in the list so we do not have to walk the - list to search for one in write_begin */ - if ((file->f_flags & O_ACCMODE) == O_WRONLY) { - list_add_tail(&pCifsFile->flist, - &pCifsInode->openFileList); - } else { - list_add(&pCifsFile->flist, - &pCifsInode->openFileList); - } - write_unlock(&GlobalSMBSeslock); if (pCifsInode->clientCanCacheRead) { /* we have the inode open somewhere else no need to discard cache data */ @@ -279,7 +250,8 @@ client_can_cache: int cifs_open(struct inode *inode, struct file *file) { int rc = -EACCES; - int xid, oplock; + int xid; + __u32 oplock; struct cifs_sb_info *cifs_sb; struct cifsTconInfo *tcon; struct cifsFileInfo *pCifsFile; @@ -324,7 +296,7 @@ int cifs_open(struct inode *inode, struct file *file) le64_to_cpu(tcon->fsUnixInfo.Capability))) { int oflags = (int) cifs_posix_convert_flags(file->f_flags); /* can not refresh inode info since size could be stale */ - rc = cifs_posix_open(full_path, &inode, inode->i_sb, + rc = cifs_posix_open(full_path, &inode, file->f_path.mnt, cifs_sb->mnt_file_mode /* ignored */, oflags, &oplock, &netfid, xid); if (rc == 0) { @@ -414,24 +386,17 @@ int cifs_open(struct inode *inode, struct file *file) cFYI(1, ("cifs_open returned 0x%x", rc)); goto out; } - file->private_data = - kmalloc(sizeof(struct cifsFileInfo), GFP_KERNEL); + + pCifsFile = cifs_new_fileinfo(inode, netfid, file, file->f_path.mnt, + file->f_flags); + file->private_data = pCifsFile; if (file->private_data == NULL) { rc = -ENOMEM; goto out; } - pCifsFile = cifs_init_private(file->private_data, inode, file, netfid); - write_lock(&GlobalSMBSeslock); - list_add(&pCifsFile->tlist, &tcon->openFileList); - pCifsInode = CIFS_I(file->f_path.dentry->d_inode); - if (pCifsInode) { - rc = cifs_open_inode_helper(inode, file, pCifsInode, - pCifsFile, tcon, - &oplock, buf, full_path, xid); - } else { - write_unlock(&GlobalSMBSeslock); - } + rc = cifs_open_inode_helper(inode, file, pCifsInode, pCifsFile, tcon, + &oplock, buf, full_path, xid); if (oplock & CIFS_CREATE_ACTION) { /* time to set mode which we can not set earlier due to @@ -474,7 +439,8 @@ static int cifs_relock_file(struct cifsFileInfo *cifsFile) static int cifs_reopen_file(struct file *file, bool can_flush) { int rc = -EACCES; - int xid, oplock; + int xid; + __u32 oplock; struct cifs_sb_info *cifs_sb; struct cifsTconInfo *tcon; struct cifsFileInfo *pCifsFile; @@ -543,7 +509,7 @@ reopen_error_exit: le64_to_cpu(tcon->fsUnixInfo.Capability))) { int oflags = (int) cifs_posix_convert_flags(file->f_flags); /* can not refresh inode info since size could be stale */ - rc = cifs_posix_open(full_path, NULL, inode->i_sb, + rc = cifs_posix_open(full_path, NULL, file->f_path.mnt, cifs_sb->mnt_file_mode /* ignored */, oflags, &oplock, &netfid, xid); if (rc == 0) { @@ -2308,6 +2274,73 @@ out: return rc; } +static void +cifs_oplock_break(struct slow_work *work) +{ + struct cifsFileInfo *cfile = container_of(work, struct cifsFileInfo, + oplock_break); + struct inode *inode = cfile->pInode; + struct cifsInodeInfo *cinode = CIFS_I(inode); + struct cifs_sb_info *cifs_sb = CIFS_SB(cfile->mnt->mnt_sb); + int rc, waitrc = 0; + + if (inode && S_ISREG(inode->i_mode)) { +#ifdef CONFIG_CIFS_EXPERIMENTAL + if (cinode->clientCanCacheAll == 0) + break_lease(inode, FMODE_READ); + else if (cinode->clientCanCacheRead == 0) + break_lease(inode, FMODE_WRITE); +#endif + rc = filemap_fdatawrite(inode->i_mapping); + if (cinode->clientCanCacheRead == 0) { + waitrc = filemap_fdatawait(inode->i_mapping); + invalidate_remote_inode(inode); + } + if (!rc) + rc = waitrc; + if (rc) + cinode->write_behind_rc = rc; + cFYI(1, ("Oplock flush inode %p rc %d", inode, rc)); + } + + /* + * releasing stale oplock after recent reconnect of smb session using + * a now incorrect file handle is not a data integrity issue but do + * not bother sending an oplock release if session to server still is + * disconnected since oplock already released by the server + */ + if (!cfile->closePend && !cfile->oplock_break_cancelled) { + rc = CIFSSMBLock(0, cifs_sb->tcon, cfile->netfid, 0, 0, 0, 0, + LOCKING_ANDX_OPLOCK_RELEASE, false); + cFYI(1, ("Oplock release rc = %d", rc)); + } +} + +static int +cifs_oplock_break_get(struct slow_work *work) +{ + struct cifsFileInfo *cfile = container_of(work, struct cifsFileInfo, + oplock_break); + mntget(cfile->mnt); + cifsFileInfo_get(cfile); + return 0; +} + +static void +cifs_oplock_break_put(struct slow_work *work) +{ + struct cifsFileInfo *cfile = container_of(work, struct cifsFileInfo, + oplock_break); + mntput(cfile->mnt); + cifsFileInfo_put(cfile); +} + +const struct slow_work_ops cifs_oplock_break_ops = { + .get_ref = cifs_oplock_break_get, + .put_ref = cifs_oplock_break_put, + .execute = cifs_oplock_break, +}; + const struct address_space_operations cifs_addr_ops = { .readpage = cifs_readpage, .readpages = cifs_readpages, diff --git a/fs/cifs/misc.c b/fs/cifs/misc.c index e079a9190ec..0241b25ac33 100644 --- a/fs/cifs/misc.c +++ b/fs/cifs/misc.c @@ -32,7 +32,6 @@ extern mempool_t *cifs_sm_req_poolp; extern mempool_t *cifs_req_poolp; -extern struct task_struct *oplockThread; /* The xid serves as a useful identifier for each incoming vfs request, in a similar way to the mid which is useful to track each sent smb, @@ -500,6 +499,7 @@ is_valid_oplock_break(struct smb_hdr *buf, struct TCP_Server_Info *srv) struct cifsTconInfo *tcon; struct cifsInodeInfo *pCifsInode; struct cifsFileInfo *netfile; + int rc; cFYI(1, ("Checking for oplock break or dnotify response")); if ((pSMB->hdr.Command == SMB_COM_NT_TRANSACT) && @@ -562,30 +562,40 @@ is_valid_oplock_break(struct smb_hdr *buf, struct TCP_Server_Info *srv) continue; cifs_stats_inc(&tcon->num_oplock_brks); - write_lock(&GlobalSMBSeslock); + read_lock(&GlobalSMBSeslock); list_for_each(tmp2, &tcon->openFileList) { netfile = list_entry(tmp2, struct cifsFileInfo, tlist); if (pSMB->Fid != netfile->netfid) continue; - write_unlock(&GlobalSMBSeslock); - read_unlock(&cifs_tcp_ses_lock); + /* + * don't do anything if file is about to be + * closed anyway. + */ + if (netfile->closePend) { + read_unlock(&GlobalSMBSeslock); + read_unlock(&cifs_tcp_ses_lock); + return true; + } + cFYI(1, ("file id match, oplock break")); pCifsInode = CIFS_I(netfile->pInode); pCifsInode->clientCanCacheAll = false; if (pSMB->OplockLevel == 0) pCifsInode->clientCanCacheRead = false; - pCifsInode->oplockPending = true; - AllocOplockQEntry(netfile->pInode, - netfile->netfid, tcon); - cFYI(1, ("about to wake up oplock thread")); - if (oplockThread) - wake_up_process(oplockThread); - + rc = slow_work_enqueue(&netfile->oplock_break); + if (rc) { + cERROR(1, ("failed to enqueue oplock " + "break: %d\n", rc)); + } else { + netfile->oplock_break_cancelled = false; + } + read_unlock(&GlobalSMBSeslock); + read_unlock(&cifs_tcp_ses_lock); return true; } - write_unlock(&GlobalSMBSeslock); + read_unlock(&GlobalSMBSeslock); read_unlock(&cifs_tcp_ses_lock); cFYI(1, ("No matching file for oplock break")); return true; diff --git a/fs/cifs/readdir.c b/fs/cifs/readdir.c index f823a4a208a..1f098ca7163 100644 --- a/fs/cifs/readdir.c +++ b/fs/cifs/readdir.c @@ -146,7 +146,7 @@ cifs_fill_common_info(struct cifs_fattr *fattr, struct cifs_sb_info *cifs_sb) } } -void +static void cifs_dir_info_to_fattr(struct cifs_fattr *fattr, FILE_DIRECTORY_INFO *info, struct cifs_sb_info *cifs_sb) { @@ -161,7 +161,7 @@ cifs_dir_info_to_fattr(struct cifs_fattr *fattr, FILE_DIRECTORY_INFO *info, cifs_fill_common_info(fattr, cifs_sb); } -void +static void cifs_std_info_to_fattr(struct cifs_fattr *fattr, FIND_FILE_STANDARD_INFO *info, struct cifs_sb_info *cifs_sb) { diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c index 1da4ab250ea..07b8e71544e 100644 --- a/fs/cifs/transport.c +++ b/fs/cifs/transport.c @@ -103,56 +103,6 @@ DeleteMidQEntry(struct mid_q_entry *midEntry) mempool_free(midEntry, cifs_mid_poolp); } -struct oplock_q_entry * -AllocOplockQEntry(struct inode *pinode, __u16 fid, struct cifsTconInfo *tcon) -{ - struct oplock_q_entry *temp; - if ((pinode == NULL) || (tcon == NULL)) { - cERROR(1, ("Null parms passed to AllocOplockQEntry")); - return NULL; - } - temp = (struct oplock_q_entry *) kmem_cache_alloc(cifs_oplock_cachep, - GFP_KERNEL); - if (temp == NULL) - return temp; - else { - temp->pinode = pinode; - temp->tcon = tcon; - temp->netfid = fid; - spin_lock(&cifs_oplock_lock); - list_add_tail(&temp->qhead, &cifs_oplock_list); - spin_unlock(&cifs_oplock_lock); - } - return temp; -} - -void DeleteOplockQEntry(struct oplock_q_entry *oplockEntry) -{ - spin_lock(&cifs_oplock_lock); - /* should we check if list empty first? */ - list_del(&oplockEntry->qhead); - spin_unlock(&cifs_oplock_lock); - kmem_cache_free(cifs_oplock_cachep, oplockEntry); -} - - -void DeleteTconOplockQEntries(struct cifsTconInfo *tcon) -{ - struct oplock_q_entry *temp; - - if (tcon == NULL) - return; - - spin_lock(&cifs_oplock_lock); - list_for_each_entry(temp, &cifs_oplock_list, qhead) { - if ((temp->tcon) && (temp->tcon == tcon)) { - list_del(&temp->qhead); - kmem_cache_free(cifs_oplock_cachep, temp); - } - } - spin_unlock(&cifs_oplock_lock); -} - static int smb_sendv(struct TCP_Server_Info *server, struct kvec *iov, int n_vec) { diff --git a/fs/ext4/file.c b/fs/ext4/file.c index 5ca3eca70a1..9630583cef2 100644 --- a/fs/ext4/file.c +++ b/fs/ext4/file.c @@ -81,7 +81,7 @@ ext4_file_write(struct kiocb *iocb, const struct iovec *iov, return generic_file_aio_write(iocb, iov, nr_segs, pos); } -static struct vm_operations_struct ext4_file_vm_ops = { +static const struct vm_operations_struct ext4_file_vm_ops = { .fault = filemap_fault, .page_mkwrite = ext4_page_mkwrite, }; diff --git a/fs/fat/fat.h b/fs/fat/fat.h index adb0e72a176..7db0979c6b7 100644 --- a/fs/fat/fat.h +++ b/fs/fat/fat.h @@ -323,7 +323,7 @@ extern int fat_flush_inodes(struct super_block *sb, struct inode *i1, /* fat/misc.c */ extern void fat_fs_error(struct super_block *s, const char *fmt, ...) __attribute__ ((format (printf, 2, 3))) __cold; -extern void fat_clusters_flush(struct super_block *sb); +extern int fat_clusters_flush(struct super_block *sb); extern int fat_chain_add(struct inode *inode, int new_dclus, int nr_cluster); extern void fat_time_fat2unix(struct msdos_sb_info *sbi, struct timespec *ts, __le16 __time, __le16 __date, u8 time_cs); diff --git a/fs/fat/inode.c b/fs/fat/inode.c index 04629d1302f..76b7961ab66 100644 --- a/fs/fat/inode.c +++ b/fs/fat/inode.c @@ -451,12 +451,16 @@ static void fat_write_super(struct super_block *sb) static int fat_sync_fs(struct super_block *sb, int wait) { - lock_super(sb); - fat_clusters_flush(sb); - sb->s_dirt = 0; - unlock_super(sb); + int err = 0; - return 0; + if (sb->s_dirt) { + lock_super(sb); + sb->s_dirt = 0; + err = fat_clusters_flush(sb); + unlock_super(sb); + } + + return err; } static void fat_put_super(struct super_block *sb) @@ -812,7 +816,7 @@ static int fat_show_options(struct seq_file *m, struct vfsmount *mnt) seq_puts(m, ",shortname=mixed"); break; case VFAT_SFN_DISPLAY_LOWER | VFAT_SFN_CREATE_WIN95: - /* seq_puts(m, ",shortname=lower"); */ + seq_puts(m, ",shortname=lower"); break; default: seq_puts(m, ",shortname=unknown"); @@ -963,7 +967,7 @@ static int parse_options(char *options, int is_vfat, int silent, int *debug, opts->codepage = fat_default_codepage; opts->iocharset = fat_default_iocharset; if (is_vfat) { - opts->shortname = VFAT_SFN_DISPLAY_LOWER|VFAT_SFN_CREATE_WIN95; + opts->shortname = VFAT_SFN_DISPLAY_WINNT|VFAT_SFN_CREATE_WIN95; opts->rodir = 0; } else { opts->shortname = 0; diff --git a/fs/fat/misc.c b/fs/fat/misc.c index 4e35be873e0..0f55f5cb732 100644 --- a/fs/fat/misc.c +++ b/fs/fat/misc.c @@ -43,19 +43,19 @@ EXPORT_SYMBOL_GPL(fat_fs_error); /* Flushes the number of free clusters on FAT32 */ /* XXX: Need to write one per FSINFO block. Currently only writes 1 */ -void fat_clusters_flush(struct super_block *sb) +int fat_clusters_flush(struct super_block *sb) { struct msdos_sb_info *sbi = MSDOS_SB(sb); struct buffer_head *bh; struct fat_boot_fsinfo *fsinfo; if (sbi->fat_bits != 32) - return; + return 0; bh = sb_bread(sb, sbi->fsinfo_sector); if (bh == NULL) { printk(KERN_ERR "FAT: bread failed in fat_clusters_flush\n"); - return; + return -EIO; } fsinfo = (struct fat_boot_fsinfo *)bh->b_data; @@ -74,6 +74,8 @@ void fat_clusters_flush(struct super_block *sb) mark_buffer_dirty(bh); } brelse(bh); + + return 0; } /* diff --git a/fs/fat/namei_vfat.c b/fs/fat/namei_vfat.c index cb6e8355711..f565f24019b 100644 --- a/fs/fat/namei_vfat.c +++ b/fs/fat/namei_vfat.c @@ -499,17 +499,10 @@ xlate_to_uni(const unsigned char *name, int len, unsigned char *outname, int charlen; if (utf8) { - int name_len = strlen(name); - - *outlen = utf8s_to_utf16s(name, PATH_MAX, (wchar_t *) outname); - - /* - * We stripped '.'s before and set len appropriately, - * but utf8s_to_utf16s doesn't care about len - */ - *outlen -= (name_len - len); - - if (*outlen > 255) + *outlen = utf8s_to_utf16s(name, len, (wchar_t *)outname); + if (*outlen < 0) + return *outlen; + else if (*outlen > 255) return -ENAMETOOLONG; op = &outname[*outlen * sizeof(wchar_t)]; diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c index fb61178c86e..9d5360c4c2a 100644 --- a/fs/fs-writeback.c +++ b/fs/fs-writeback.c @@ -250,9 +250,11 @@ static void bdi_sync_writeback(struct backing_dev_info *bdi, * completion. Caller need not hold sb s_umount semaphore. * */ -void bdi_start_writeback(struct backing_dev_info *bdi, long nr_pages) +void bdi_start_writeback(struct backing_dev_info *bdi, struct super_block *sb, + long nr_pages) { struct wb_writeback_args args = { + .sb = sb, .sync_mode = WB_SYNC_NONE, .nr_pages = nr_pages, .range_cyclic = 1, @@ -1206,7 +1208,7 @@ void writeback_inodes_sb(struct super_block *sb) nr_to_write = nr_dirty + nr_unstable + (inodes_stat.nr_inodes - inodes_stat.nr_unused); - bdi_start_writeback(sb->s_bdi, nr_to_write); + bdi_start_writeback(sb->s_bdi, sb, nr_to_write); } EXPORT_SYMBOL(writeback_inodes_sb); diff --git a/fs/fuse/file.c b/fs/fuse/file.c index cbc464043b6..a3492f7d207 100644 --- a/fs/fuse/file.c +++ b/fs/fuse/file.c @@ -1313,7 +1313,7 @@ static int fuse_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf) return 0; } -static struct vm_operations_struct fuse_file_vm_ops = { +static const struct vm_operations_struct fuse_file_vm_ops = { .close = fuse_vma_close, .fault = filemap_fault, .page_mkwrite = fuse_page_mkwrite, diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c index 166f38fbd24..4eb308aa323 100644 --- a/fs/gfs2/file.c +++ b/fs/gfs2/file.c @@ -418,7 +418,7 @@ out: return ret; } -static struct vm_operations_struct gfs2_vm_ops = { +static const struct vm_operations_struct gfs2_vm_ops = { .fault = filemap_fault, .page_mkwrite = gfs2_page_mkwrite, }; diff --git a/fs/ncpfs/mmap.c b/fs/ncpfs/mmap.c index 5d8dcb9ee32..15458decdb8 100644 --- a/fs/ncpfs/mmap.c +++ b/fs/ncpfs/mmap.c @@ -95,7 +95,7 @@ static int ncp_file_mmap_fault(struct vm_area_struct *area, return VM_FAULT_MAJOR; } -static struct vm_operations_struct ncp_file_mmap = +static const struct vm_operations_struct ncp_file_mmap = { .fault = ncp_file_mmap_fault, }; diff --git a/fs/nfs/file.c b/fs/nfs/file.c index 86d6b4db109..f5fdd39e037 100644 --- a/fs/nfs/file.c +++ b/fs/nfs/file.c @@ -59,7 +59,7 @@ static int nfs_lock(struct file *filp, int cmd, struct file_lock *fl); static int nfs_flock(struct file *filp, int cmd, struct file_lock *fl); static int nfs_setlease(struct file *file, long arg, struct file_lock **fl); -static struct vm_operations_struct nfs_file_vm_ops; +static const struct vm_operations_struct nfs_file_vm_ops; const struct file_operations nfs_file_operations = { .llseek = nfs_file_llseek, @@ -572,7 +572,7 @@ out_unlock: return VM_FAULT_SIGBUS; } -static struct vm_operations_struct nfs_file_vm_ops = { +static const struct vm_operations_struct nfs_file_vm_ops = { .fault = filemap_fault, .page_mkwrite = nfs_vm_page_mkwrite, }; diff --git a/fs/nilfs2/file.c b/fs/nilfs2/file.c index fc8278c77cd..7d7b4983dee 100644 --- a/fs/nilfs2/file.c +++ b/fs/nilfs2/file.c @@ -117,7 +117,7 @@ static int nilfs_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf) return 0; } -struct vm_operations_struct nilfs_file_vm_ops = { +static const struct vm_operations_struct nilfs_file_vm_ops = { .fault = filemap_fault, .page_mkwrite = nilfs_page_mkwrite, }; diff --git a/fs/nls/nls_base.c b/fs/nls/nls_base.c index 2224b4d07bf..44a88a9fa2c 100644 --- a/fs/nls/nls_base.c +++ b/fs/nls/nls_base.c @@ -124,10 +124,10 @@ int utf8s_to_utf16s(const u8 *s, int len, wchar_t *pwcs) while (*s && len > 0) { if (*s & 0x80) { size = utf8_to_utf32(s, len, &u); - if (size < 0) { - /* Ignore character and move on */ - size = 1; - } else if (u >= PLANE_SIZE) { + if (size < 0) + return -EINVAL; + + if (u >= PLANE_SIZE) { u -= PLANE_SIZE; *op++ = (wchar_t) (SURROGATE_PAIR | ((u >> 10) & SURROGATE_BITS)); diff --git a/fs/ocfs2/mmap.c b/fs/ocfs2/mmap.c index b606496b72e..39737613424 100644 --- a/fs/ocfs2/mmap.c +++ b/fs/ocfs2/mmap.c @@ -202,7 +202,7 @@ out: return ret; } -static struct vm_operations_struct ocfs2_file_vm_ops = { +static const struct vm_operations_struct ocfs2_file_vm_ops = { .fault = ocfs2_fault, .page_mkwrite = ocfs2_page_mkwrite, }; diff --git a/fs/sysfs/bin.c b/fs/sysfs/bin.c index 2524714bece..60c702bc10a 100644 --- a/fs/sysfs/bin.c +++ b/fs/sysfs/bin.c @@ -40,7 +40,7 @@ struct bin_buffer { struct mutex mutex; void *buffer; int mmapped; - struct vm_operations_struct *vm_ops; + const struct vm_operations_struct *vm_ops; struct file *file; struct hlist_node list; }; @@ -331,7 +331,7 @@ static int bin_migrate(struct vm_area_struct *vma, const nodemask_t *from, } #endif -static struct vm_operations_struct bin_vm_ops = { +static const struct vm_operations_struct bin_vm_ops = { .open = bin_vma_open, .close = bin_vma_close, .fault = bin_fault, diff --git a/fs/ubifs/file.c b/fs/ubifs/file.c index 2e6481a7701..1009adc8d60 100644 --- a/fs/ubifs/file.c +++ b/fs/ubifs/file.c @@ -1534,7 +1534,7 @@ out_unlock: return err; } -static struct vm_operations_struct ubifs_file_vm_ops = { +static const struct vm_operations_struct ubifs_file_vm_ops = { .fault = filemap_fault, .page_mkwrite = ubifs_vm_page_mkwrite, }; diff --git a/fs/xfs/linux-2.6/xfs_file.c b/fs/xfs/linux-2.6/xfs_file.c index 988d8f87bc0..629370974e5 100644 --- a/fs/xfs/linux-2.6/xfs_file.c +++ b/fs/xfs/linux-2.6/xfs_file.c @@ -42,7 +42,7 @@ #include <linux/dcache.h> -static struct vm_operations_struct xfs_file_vm_ops; +static const struct vm_operations_struct xfs_file_vm_ops; STATIC ssize_t xfs_file_aio_read( @@ -280,7 +280,7 @@ const struct file_operations xfs_dir_file_operations = { .fsync = xfs_file_fsync, }; -static struct vm_operations_struct xfs_file_vm_ops = { +static const struct vm_operations_struct xfs_file_vm_ops = { .fault = filemap_fault, .page_mkwrite = xfs_vm_page_mkwrite, }; diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h index 1cef1398e35..3cd9ccdcbd8 100644 --- a/include/acpi/acpi_bus.h +++ b/include/acpi/acpi_bus.h @@ -70,7 +70,6 @@ enum acpi_bus_device_type { ACPI_BUS_TYPE_POWER, ACPI_BUS_TYPE_PROCESSOR, ACPI_BUS_TYPE_THERMAL, - ACPI_BUS_TYPE_SYSTEM, ACPI_BUS_TYPE_POWER_BUTTON, ACPI_BUS_TYPE_SLEEP_BUTTON, ACPI_BUS_DEVICE_TYPE_COUNT @@ -142,10 +141,7 @@ struct acpi_device_status { struct acpi_device_flags { u32 dynamic_status:1; - u32 hardware_id:1; - u32 compatible_ids:1; u32 bus_address:1; - u32 unique_id:1; u32 removable:1; u32 ejectable:1; u32 lockable:1; @@ -154,7 +150,7 @@ struct acpi_device_flags { u32 performance_manageable:1; u32 wake_capable:1; /* Wakeup(_PRW) supported? */ u32 force_power_state:1; - u32 reserved:19; + u32 reserved:22; }; /* File System */ @@ -172,20 +168,23 @@ typedef unsigned long acpi_bus_address; typedef char acpi_device_name[40]; typedef char acpi_device_class[20]; +struct acpi_hardware_id { + struct list_head list; + char *id; +}; + struct acpi_device_pnp { acpi_bus_id bus_id; /* Object name */ acpi_bus_address bus_address; /* _ADR */ - char *hardware_id; /* _HID */ - struct acpica_device_id_list *cid_list; /* _CIDs */ char *unique_id; /* _UID */ + struct list_head ids; /* _HID and _CIDs */ acpi_device_name device_name; /* Driver-determined */ acpi_device_class device_class; /* " */ }; #define acpi_device_bid(d) ((d)->pnp.bus_id) #define acpi_device_adr(d) ((d)->pnp.bus_address) -#define acpi_device_hid(d) ((d)->pnp.hardware_id) -#define acpi_device_uid(d) ((d)->pnp.unique_id) +char *acpi_device_hid(struct acpi_device *device); #define acpi_device_name(d) ((d)->pnp.device_name) #define acpi_device_class(d) ((d)->pnp.device_class) @@ -262,7 +261,8 @@ struct acpi_device_wakeup { /* Device */ struct acpi_device { - acpi_handle handle; + int device_type; + acpi_handle handle; /* no handle for fixed hardware */ struct acpi_device *parent; struct list_head children; struct list_head node; @@ -322,6 +322,8 @@ extern void unregister_acpi_bus_notifier(struct notifier_block *nb); int acpi_bus_get_device(acpi_handle handle, struct acpi_device **device); void acpi_bus_data_handler(acpi_handle handle, void *context); +acpi_status acpi_bus_get_status_handle(acpi_handle handle, + unsigned long long *sta); int acpi_bus_get_status(struct acpi_device *device); int acpi_bus_get_power(acpi_handle handle, int *state); int acpi_bus_set_power(acpi_handle handle, int state); diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index ae1e9e16695..b69347b8904 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -387,6 +387,7 @@ struct drm_crtc { * @get_modes: get mode list for this connector * @set_property: property for this connector may need update * @destroy: make object go away + * @force: notify the driver the connector is forced on * * Each CRTC may have one or more connectors attached to it. The functions * below allow the core DRM code to control connectors, enumerate available modes, @@ -401,6 +402,7 @@ struct drm_connector_funcs { int (*set_property)(struct drm_connector *connector, struct drm_property *property, uint64_t val); void (*destroy)(struct drm_connector *connector); + void (*force)(struct drm_connector *connector); }; struct drm_encoder_funcs { @@ -429,6 +431,13 @@ struct drm_encoder { void *helper_private; }; +enum drm_connector_force { + DRM_FORCE_UNSPECIFIED, + DRM_FORCE_OFF, + DRM_FORCE_ON, /* force on analog part normally */ + DRM_FORCE_ON_DIGITAL, /* for DVI-I use digital connector */ +}; + /** * drm_connector - central DRM connector control structure * @crtc: CRTC this connector is currently connected to, NULL if none @@ -478,9 +487,12 @@ struct drm_connector { void *helper_private; + /* forced on connector */ + enum drm_connector_force force; uint32_t encoder_ids[DRM_CONNECTOR_MAX_ENCODER]; uint32_t force_encoder_id; struct drm_encoder *encoder; /* currently active encoder */ + void *fb_helper_private; }; /** @@ -746,7 +758,7 @@ extern int drm_mode_gamma_set_ioctl(struct drm_device *dev, extern bool drm_detect_hdmi_monitor(struct edid *edid); extern struct drm_display_mode *drm_cvt_mode(struct drm_device *dev, int hdisplay, int vdisplay, int vrefresh, - bool reduced, bool interlaced); + bool reduced, bool interlaced, bool margins); extern struct drm_display_mode *drm_gtf_mode(struct drm_device *dev, int hdisplay, int vdisplay, int vrefresh, bool interlaced, int margins); diff --git a/include/drm/drm_crtc_helper.h b/include/drm/drm_crtc_helper.h index 4c8dacaf4f5..ef47dfd8e5e 100644 --- a/include/drm/drm_crtc_helper.h +++ b/include/drm/drm_crtc_helper.h @@ -39,6 +39,7 @@ #include <linux/fb.h> +#include "drm_fb_helper.h" struct drm_crtc_helper_funcs { /* * Control power levels on the CRTC. If the mode passed in is @@ -119,10 +120,11 @@ static inline void drm_encoder_helper_add(struct drm_encoder *encoder, encoder->helper_private = (void *)funcs; } -static inline void drm_connector_helper_add(struct drm_connector *connector, +static inline int drm_connector_helper_add(struct drm_connector *connector, const struct drm_connector_helper_funcs *funcs) { connector->helper_private = (void *)funcs; + return drm_fb_helper_add_connector(connector); } extern int drm_helper_resume_force_mode(struct drm_device *dev); diff --git a/include/drm/drm_fb_helper.h b/include/drm/drm_fb_helper.h index 88fffbdfa26..4aa5740ce59 100644 --- a/include/drm/drm_fb_helper.h +++ b/include/drm/drm_fb_helper.h @@ -35,11 +35,30 @@ struct drm_fb_helper_crtc { struct drm_mode_set mode_set; }; + struct drm_fb_helper_funcs { void (*gamma_set)(struct drm_crtc *crtc, u16 red, u16 green, u16 blue, int regno); }; +/* mode specified on the command line */ +struct drm_fb_helper_cmdline_mode { + bool specified; + bool refresh_specified; + bool bpp_specified; + int xres, yres; + int bpp; + int refresh; + bool rb; + bool interlace; + bool cvt; + bool margins; +}; + +struct drm_fb_helper_connector { + struct drm_fb_helper_cmdline_mode cmdline_mode; +}; + struct drm_fb_helper { struct drm_framebuffer *fb; struct drm_device *dev; @@ -57,6 +76,8 @@ int drm_fb_helper_single_fb_probe(struct drm_device *dev, uint32_t fb_height, uint32_t surface_width, uint32_t surface_height, + uint32_t surface_depth, + uint32_t surface_bpp, struct drm_framebuffer **fb_ptr)); int drm_fb_helper_init_crtc_count(struct drm_fb_helper *helper, int crtc_count, int max_conn); @@ -79,4 +100,7 @@ void drm_fb_helper_fill_var(struct fb_info *info, struct drm_framebuffer *fb, uint32_t fb_width, uint32_t fb_height); void drm_fb_helper_fill_fix(struct fb_info *info, uint32_t pitch); +int drm_fb_helper_add_connector(struct drm_connector *connector); +int drm_fb_helper_parse_command_line(struct drm_device *dev); + #endif diff --git a/include/linux/agp_backend.h b/include/linux/agp_backend.h index 880130f7311..9101ed64f80 100644 --- a/include/linux/agp_backend.h +++ b/include/linux/agp_backend.h @@ -53,7 +53,7 @@ struct agp_kern_info { int current_memory; bool cant_use_aperture; unsigned long page_mask; - struct vm_operations_struct *vm_ops; + const struct vm_operations_struct *vm_ops; }; /* diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h index 0ee33c2e612..b449e738533 100644 --- a/include/linux/backing-dev.h +++ b/include/linux/backing-dev.h @@ -101,7 +101,8 @@ int bdi_register(struct backing_dev_info *bdi, struct device *parent, const char *fmt, ...); int bdi_register_dev(struct backing_dev_info *bdi, dev_t dev); void bdi_unregister(struct backing_dev_info *bdi); -void bdi_start_writeback(struct backing_dev_info *bdi, long nr_pages); +void bdi_start_writeback(struct backing_dev_info *bdi, struct super_block *sb, + long nr_pages); int bdi_writeback_task(struct bdi_writeback *wb); int bdi_has_dirty_io(struct backing_dev_info *bdi); diff --git a/include/linux/backlight.h b/include/linux/backlight.h index 79ca2da81c8..0f5f57858a2 100644 --- a/include/linux/backlight.h +++ b/include/linux/backlight.h @@ -27,6 +27,11 @@ * Any other use of the locks below is probably wrong. */ +enum backlight_update_reason { + BACKLIGHT_UPDATE_HOTKEY, + BACKLIGHT_UPDATE_SYSFS, +}; + struct backlight_device; struct fb_info; @@ -100,6 +105,8 @@ static inline void backlight_update_status(struct backlight_device *bd) extern struct backlight_device *backlight_device_register(const char *name, struct device *dev, void *devdata, struct backlight_ops *ops); extern void backlight_device_unregister(struct backlight_device *bd); +extern void backlight_force_update(struct backlight_device *bd, + enum backlight_update_reason reason); #define to_backlight_device(obj) container_of(obj, struct backlight_device, dev) diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h index 16937995abd..41a59afc70f 100644 --- a/include/linux/hugetlb.h +++ b/include/linux/hugetlb.h @@ -163,7 +163,7 @@ static inline struct hugetlbfs_sb_info *HUGETLBFS_SB(struct super_block *sb) } extern const struct file_operations hugetlbfs_file_operations; -extern struct vm_operations_struct hugetlb_vm_ops; +extern const struct vm_operations_struct hugetlb_vm_ops; struct file *hugetlb_file_setup(const char *name, size_t size, int acct, struct user_struct **user, int creat_flags); int hugetlb_get_quota(struct address_space *mapping, long delta); diff --git a/include/linux/if_tunnel.h b/include/linux/if_tunnel.h index 5eb9b0f857e..5a9aae4adb4 100644 --- a/include/linux/if_tunnel.h +++ b/include/linux/if_tunnel.h @@ -44,7 +44,7 @@ struct ip_tunnel_prl { __u16 flags; __u16 __reserved; __u32 datalen; - __u32 rs_delay; + __u32 __reserved2; /* data follows */ }; diff --git a/include/linux/ipc.h b/include/linux/ipc.h index b8826107b51..3b1594d662b 100644 --- a/include/linux/ipc.h +++ b/include/linux/ipc.h @@ -78,8 +78,6 @@ struct ipc_kludge { #define IPCCALL(version,op) ((version)<<16 | (op)) #ifdef __KERNEL__ - -#include <linux/kref.h> #include <linux/spinlock.h> #define IPCMNI 32768 /* <= MAX_INT limit for ipc arrays (including sysctl changes) */ diff --git a/include/linux/kref.h b/include/linux/kref.h index 0cef6badd6f..b0cb0ebad9e 100644 --- a/include/linux/kref.h +++ b/include/linux/kref.h @@ -16,7 +16,6 @@ #define _KREF_H_ #include <linux/types.h> -#include <asm/atomic.h> struct kref { atomic_t refcount; diff --git a/include/linux/mfd/wm831x/status.h b/include/linux/mfd/wm831x/status.h new file mode 100644 index 00000000000..6bc090d0e3a --- /dev/null +++ b/include/linux/mfd/wm831x/status.h @@ -0,0 +1,34 @@ +/* + * include/linux/mfd/wm831x/status.h -- Status LEDs for WM831x + * + * Copyright 2009 Wolfson Microelectronics PLC. + * + * Author: Mark Brown <broonie@opensource.wolfsonmicro.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 the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + */ + +#ifndef __MFD_WM831X_STATUS_H__ +#define __MFD_WM831X_STATUS_H__ + +#define WM831X_LED_SRC_MASK 0xC000 /* LED_SRC - [15:14] */ +#define WM831X_LED_SRC_SHIFT 14 /* LED_SRC - [15:14] */ +#define WM831X_LED_SRC_WIDTH 2 /* LED_SRC - [15:14] */ +#define WM831X_LED_MODE_MASK 0x0300 /* LED_MODE - [9:8] */ +#define WM831X_LED_MODE_SHIFT 8 /* LED_MODE - [9:8] */ +#define WM831X_LED_MODE_WIDTH 2 /* LED_MODE - [9:8] */ +#define WM831X_LED_SEQ_LEN_MASK 0x0030 /* LED_SEQ_LEN - [5:4] */ +#define WM831X_LED_SEQ_LEN_SHIFT 4 /* LED_SEQ_LEN - [5:4] */ +#define WM831X_LED_SEQ_LEN_WIDTH 2 /* LED_SEQ_LEN - [5:4] */ +#define WM831X_LED_DUR_MASK 0x000C /* LED_DUR - [3:2] */ +#define WM831X_LED_DUR_SHIFT 2 /* LED_DUR - [3:2] */ +#define WM831X_LED_DUR_WIDTH 2 /* LED_DUR - [3:2] */ +#define WM831X_LED_DUTY_CYC_MASK 0x0003 /* LED_DUTY_CYC - [1:0] */ +#define WM831X_LED_DUTY_CYC_SHIFT 0 /* LED_DUTY_CYC - [1:0] */ +#define WM831X_LED_DUTY_CYC_WIDTH 2 /* LED_DUTY_CYC - [1:0] */ + +#endif diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index 21d6aa45206..84a524afb3d 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -171,7 +171,7 @@ struct vm_area_struct { struct anon_vma *anon_vma; /* Serialized by page_table_lock */ /* Function pointers to deal with this struct. */ - struct vm_operations_struct * vm_ops; + const struct vm_operations_struct *vm_ops; /* Information about our backing store: */ unsigned long vm_pgoff; /* Offset (within vm_file) in PAGE_SIZE diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h index f6b90240dd4..d09db1bc908 100644 --- a/include/linux/nfs_fs.h +++ b/include/linux/nfs_fs.h @@ -40,7 +40,6 @@ #ifdef __KERNEL__ #include <linux/in.h> -#include <linux/kref.h> #include <linux/mm.h> #include <linux/pagemap.h> #include <linux/rbtree.h> diff --git a/include/linux/perf_counter.h b/include/linux/perf_counter.h index 368bd70f1d2..7b7fbf433cf 100644 --- a/include/linux/perf_counter.h +++ b/include/linux/perf_counter.h @@ -361,7 +361,7 @@ enum perf_event_type { * struct perf_event_header header; * u32 pid, ppid; * u32 tid, ptid; - * { u64 time; } && PERF_SAMPLE_TIME + * u64 time; * }; */ PERF_EVENT_FORK = 7, diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index acefaf71e6d..3a9d36d1e92 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -357,7 +357,7 @@ enum perf_event_type { * struct perf_event_header header; * u32 pid, ppid; * u32 tid, ptid; - * { u64 time; } && PERF_SAMPLE_TIME + * u64 time; * }; */ PERF_RECORD_FORK = 7, diff --git a/include/linux/ramfs.h b/include/linux/ramfs.h index 37aaf2b3986..4e768dda87b 100644 --- a/include/linux/ramfs.h +++ b/include/linux/ramfs.h @@ -17,7 +17,7 @@ extern int ramfs_nommu_mmap(struct file *file, struct vm_area_struct *vma); #endif extern const struct file_operations ramfs_file_operations; -extern struct vm_operations_struct generic_file_vm_ops; +extern const struct vm_operations_struct generic_file_vm_ops; extern int __init init_rootfs(void); #endif diff --git a/include/linux/spi/lms283gf05.h b/include/linux/spi/lms283gf05.h new file mode 100644 index 00000000000..555d254e660 --- /dev/null +++ b/include/linux/spi/lms283gf05.h @@ -0,0 +1,28 @@ +/* + * lms283gf05.h - Platform glue for Samsung LMS283GF05 LCD + * + * Copyright (C) 2009 Marek Vasut <marek.vasut@gmail.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * 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. + * + * 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 +*/ + +#ifndef _INCLUDE_LINUX_SPI_LMS283GF05_H_ +#define _INCLUDE_LINUX_SPI_LMS283GF05_H_ + +struct lms283gf05_pdata { + unsigned long reset_gpio; + bool reset_inverted; +}; + +#endif /* _INCLUDE_LINUX_SPI_LMS283GF05_H_ */ diff --git a/include/linux/tracepoint.h b/include/linux/tracepoint.h index 660a9de96f8..2aac8a83e89 100644 --- a/include/linux/tracepoint.h +++ b/include/linux/tracepoint.h @@ -36,7 +36,7 @@ struct tracepoint { #ifndef DECLARE_TRACE #define TP_PROTO(args...) args -#define TP_ARGS(args...) args +#define TP_ARGS(args...) args #ifdef CONFIG_TRACEPOINTS diff --git a/include/linux/tty_driver.h b/include/linux/tty_driver.h index 3566129384a..b0867798252 100644 --- a/include/linux/tty_driver.h +++ b/include/linux/tty_driver.h @@ -45,8 +45,16 @@ * * void (*shutdown)(struct tty_struct * tty); * - * This routine is called when a particular tty device is closed for - * the last time freeing up the resources. + * This routine is called synchronously when a particular tty device + * is closed for the last time freeing up the resources. + * + * + * void (*cleanup)(struct tty_struct * tty); + * + * This routine is called asynchronously when a particular tty device + * is closed for the last time freeing up the resources. This is + * actually the second part of shutdown for routines that might sleep. + * * * int (*write)(struct tty_struct * tty, * const unsigned char *buf, int count); @@ -233,6 +241,7 @@ struct tty_operations { int (*open)(struct tty_struct * tty, struct file * filp); void (*close)(struct tty_struct * tty, struct file * filp); void (*shutdown)(struct tty_struct *tty); + void (*cleanup)(struct tty_struct *tty); int (*write)(struct tty_struct * tty, const unsigned char *buf, int count); int (*put_char)(struct tty_struct *tty, unsigned char ch); diff --git a/include/net/ipip.h b/include/net/ipip.h index 76e3ea6e2fe..87acf8f3a15 100644 --- a/include/net/ipip.h +++ b/include/net/ipip.h @@ -27,18 +27,11 @@ struct ip_tunnel unsigned int prl_count; /* # of entries in PRL */ }; -/* ISATAP: default interval between RS in secondy */ -#define IPTUNNEL_RS_DEFAULT_DELAY (900) - struct ip_tunnel_prl_entry { struct ip_tunnel_prl_entry *next; __be32 addr; u16 flags; - unsigned long rs_delay; - struct timer_list rs_timer; - struct ip_tunnel *tunnel; - spinlock_t lock; }; #define IPTUNNEL_XMIT() do { \ diff --git a/include/net/wext.h b/include/net/wext.h index 6d76a39a9c5..3f2b94de2cf 100644 --- a/include/net/wext.h +++ b/include/net/wext.h @@ -14,6 +14,7 @@ extern int wext_handle_ioctl(struct net *net, struct ifreq *ifr, unsigned int cm void __user *arg); extern int compat_wext_handle_ioctl(struct net *net, unsigned int cmd, unsigned long arg); +extern struct iw_statistics *get_wireless_stats(struct net_device *dev); #else static inline int wext_proc_init(struct net *net) { diff --git a/include/pcmcia/ss.h b/include/pcmcia/ss.h index 9a3b4986517..d696a692d94 100644 --- a/include/pcmcia/ss.h +++ b/include/pcmcia/ss.h @@ -279,7 +279,7 @@ extern struct pccard_resource_ops pccard_iodyn_ops; extern struct pccard_resource_ops pccard_nonstatic_ops; /* socket drivers are expected to use these callbacks in their .drv struct */ -extern int pcmcia_socket_dev_suspend(struct device *dev, pm_message_t state); +extern int pcmcia_socket_dev_suspend(struct device *dev); extern int pcmcia_socket_dev_resume(struct device *dev); /* socket drivers use this callback in their IRQ handler */ diff --git a/include/trace/events/workqueue.h b/include/trace/events/workqueue.h index fcfd9a1e4b9..e4612dbd7ba 100644 --- a/include/trace/events/workqueue.h +++ b/include/trace/events/workqueue.h @@ -26,7 +26,7 @@ TRACE_EVENT(workqueue_insertion, __entry->func = work->func; ), - TP_printk("thread=%s:%d func=%pF", __entry->thread_comm, + TP_printk("thread=%s:%d func=%pf", __entry->thread_comm, __entry->thread_pid, __entry->func) ); @@ -48,7 +48,7 @@ TRACE_EVENT(workqueue_execution, __entry->func = work->func; ), - TP_printk("thread=%s:%d func=%pF", __entry->thread_comm, + TP_printk("thread=%s:%d func=%pf", __entry->thread_comm, __entry->thread_pid, __entry->func) ); diff --git a/ipc/shm.c b/ipc/shm.c index 9eb1488b543..464694e0aa4 100644 --- a/ipc/shm.c +++ b/ipc/shm.c @@ -55,7 +55,7 @@ struct shm_file_data { #define shm_file_data(file) (*((struct shm_file_data **)&(file)->private_data)) static const struct file_operations shm_file_operations; -static struct vm_operations_struct shm_vm_ops; +static const struct vm_operations_struct shm_vm_ops; #define shm_ids(ns) ((ns)->ids[IPC_SHM_IDS]) @@ -312,7 +312,7 @@ static const struct file_operations shm_file_operations = { .get_unmapped_area = shm_get_unmapped_area, }; -static struct vm_operations_struct shm_vm_ops = { +static const struct vm_operations_struct shm_vm_ops = { .open = shm_open, /* callback for a new vm-area open */ .close = shm_close, /* callback for when the vm-area is released */ .fault = shm_fault, diff --git a/kernel/futex.c b/kernel/futex.c index 248dd119a86..b911adceb2c 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -89,36 +89,36 @@ struct futex_pi_state { union futex_key key; }; -/* - * We use this hashed waitqueue instead of a normal wait_queue_t, so +/** + * struct futex_q - The hashed futex queue entry, one per waiting task + * @task: the task waiting on the futex + * @lock_ptr: the hash bucket lock + * @key: the key the futex is hashed on + * @pi_state: optional priority inheritance state + * @rt_waiter: rt_waiter storage for use with requeue_pi + * @requeue_pi_key: the requeue_pi target futex key + * @bitset: bitset for the optional bitmasked wakeup + * + * We use this hashed waitqueue, instead of a normal wait_queue_t, so * we can wake only the relevant ones (hashed queues may be shared). * * A futex_q has a woken state, just like tasks have TASK_RUNNING. * It is considered woken when plist_node_empty(&q->list) || q->lock_ptr == 0. * The order of wakup is always to make the first condition true, then - * wake up q->waiter, then make the second condition true. + * the second. + * + * PI futexes are typically woken before they are removed from the hash list via + * the rt_mutex code. See unqueue_me_pi(). */ struct futex_q { struct plist_node list; - /* Waiter reference */ - struct task_struct *task; - /* Which hash list lock to use: */ + struct task_struct *task; spinlock_t *lock_ptr; - - /* Key which the futex is hashed on: */ union futex_key key; - - /* Optional priority inheritance state: */ struct futex_pi_state *pi_state; - - /* rt_waiter storage for requeue_pi: */ struct rt_mutex_waiter *rt_waiter; - - /* The expected requeue pi target futex key: */ union futex_key *requeue_pi_key; - - /* Bitset for the optional bitmasked wakeup */ u32 bitset; }; @@ -198,11 +198,12 @@ static void drop_futex_key_refs(union futex_key *key) } /** - * get_futex_key - Get parameters which are the keys for a futex. - * @uaddr: virtual address of the futex - * @fshared: 0 for a PROCESS_PRIVATE futex, 1 for PROCESS_SHARED - * @key: address where result is stored. - * @rw: mapping needs to be read/write (values: VERIFY_READ, VERIFY_WRITE) + * get_futex_key() - Get parameters which are the keys for a futex + * @uaddr: virtual address of the futex + * @fshared: 0 for a PROCESS_PRIVATE futex, 1 for PROCESS_SHARED + * @key: address where result is stored. + * @rw: mapping needs to be read/write (values: VERIFY_READ, + * VERIFY_WRITE) * * Returns a negative error code or 0 * The key words are stored in *key on success. @@ -288,8 +289,8 @@ void put_futex_key(int fshared, union futex_key *key) drop_futex_key_refs(key); } -/* - * fault_in_user_writeable - fault in user address and verify RW access +/** + * fault_in_user_writeable() - Fault in user address and verify RW access * @uaddr: pointer to faulting user space address * * Slow path to fixup the fault we just took in the atomic write @@ -309,8 +310,8 @@ static int fault_in_user_writeable(u32 __user *uaddr) /** * futex_top_waiter() - Return the highest priority waiter on a futex - * @hb: the hash bucket the futex_q's reside in - * @key: the futex key (to distinguish it from other futex futex_q's) + * @hb: the hash bucket the futex_q's reside in + * @key: the futex key (to distinguish it from other futex futex_q's) * * Must be called with the hb lock held. */ @@ -588,7 +589,7 @@ lookup_pi_state(u32 uval, struct futex_hash_bucket *hb, } /** - * futex_lock_pi_atomic() - atomic work required to acquire a pi aware futex + * futex_lock_pi_atomic() - Atomic work required to acquire a pi aware futex * @uaddr: the pi futex user address * @hb: the pi futex hash bucket * @key: the futex key associated with uaddr and hb @@ -1011,9 +1012,9 @@ void requeue_futex(struct futex_q *q, struct futex_hash_bucket *hb1, /** * requeue_pi_wake_futex() - Wake a task that acquired the lock during requeue - * q: the futex_q - * key: the key of the requeue target futex - * hb: the hash_bucket of the requeue target futex + * @q: the futex_q + * @key: the key of the requeue target futex + * @hb: the hash_bucket of the requeue target futex * * During futex_requeue, with requeue_pi=1, it is possible to acquire the * target futex if it is uncontended or via a lock steal. Set the futex_q key @@ -1350,6 +1351,25 @@ static inline struct futex_hash_bucket *queue_lock(struct futex_q *q) return hb; } +static inline void +queue_unlock(struct futex_q *q, struct futex_hash_bucket *hb) +{ + spin_unlock(&hb->lock); + drop_futex_key_refs(&q->key); +} + +/** + * queue_me() - Enqueue the futex_q on the futex_hash_bucket + * @q: The futex_q to enqueue + * @hb: The destination hash bucket + * + * The hb->lock must be held by the caller, and is released here. A call to + * queue_me() is typically paired with exactly one call to unqueue_me(). The + * exceptions involve the PI related operations, which may use unqueue_me_pi() + * or nothing if the unqueue is done as part of the wake process and the unqueue + * state is implicit in the state of woken task (see futex_wait_requeue_pi() for + * an example). + */ static inline void queue_me(struct futex_q *q, struct futex_hash_bucket *hb) { int prio; @@ -1373,19 +1393,17 @@ static inline void queue_me(struct futex_q *q, struct futex_hash_bucket *hb) spin_unlock(&hb->lock); } -static inline void -queue_unlock(struct futex_q *q, struct futex_hash_bucket *hb) -{ - spin_unlock(&hb->lock); - drop_futex_key_refs(&q->key); -} - -/* - * queue_me and unqueue_me must be called as a pair, each - * exactly once. They are called with the hashed spinlock held. +/** + * unqueue_me() - Remove the futex_q from its futex_hash_bucket + * @q: The futex_q to unqueue + * + * The q->lock_ptr must not be held by the caller. A call to unqueue_me() must + * be paired with exactly one earlier call to queue_me(). + * + * Returns: + * 1 - if the futex_q was still queued (and we removed unqueued it) + * 0 - if the futex_q was already removed by the waking thread */ - -/* Return 1 if we were still queued (ie. 0 means we were woken) */ static int unqueue_me(struct futex_q *q) { spinlock_t *lock_ptr; @@ -1638,17 +1656,14 @@ out: static void futex_wait_queue_me(struct futex_hash_bucket *hb, struct futex_q *q, struct hrtimer_sleeper *timeout) { - queue_me(q, hb); - /* - * There might have been scheduling since the queue_me(), as we - * cannot hold a spinlock across the get_user() in case it - * faults, and we cannot just set TASK_INTERRUPTIBLE state when - * queueing ourselves into the futex hash. This code thus has to - * rely on the futex_wake() code removing us from hash when it - * wakes us up. + * The task state is guaranteed to be set before another task can + * wake it. set_current_state() is implemented using set_mb() and + * queue_me() calls spin_unlock() upon completion, both serializing + * access to the hash list and forcing another memory barrier. */ set_current_state(TASK_INTERRUPTIBLE); + queue_me(q, hb); /* Arm the timer */ if (timeout) { @@ -1658,8 +1673,8 @@ static void futex_wait_queue_me(struct futex_hash_bucket *hb, struct futex_q *q, } /* - * !plist_node_empty() is safe here without any lock. - * q.lock_ptr != 0 is not safe, because of ordering against wakeup. + * If we have been removed from the hash list, then another task + * has tried to wake us, and we can skip the call to schedule(). */ if (likely(!plist_node_empty(&q->list))) { /* @@ -2114,12 +2129,12 @@ int handle_early_requeue_pi_wakeup(struct futex_hash_bucket *hb, /** * futex_wait_requeue_pi() - Wait on uaddr and take uaddr2 - * @uaddr: the futex we initialyl wait on (non-pi) + * @uaddr: the futex we initially wait on (non-pi) * @fshared: whether the futexes are shared (1) or not (0). They must be * the same type, no requeueing from private to shared, etc. * @val: the expected value of uaddr * @abs_time: absolute timeout - * @bitset: 32 bit wakeup bitset set by userspace, defaults to all. + * @bitset: 32 bit wakeup bitset set by userspace, defaults to all * @clockrt: whether to use CLOCK_REALTIME (1) or CLOCK_MONOTONIC (0) * @uaddr2: the pi futex we will take prior to returning to user-space * @@ -2246,7 +2261,7 @@ static int futex_wait_requeue_pi(u32 __user *uaddr, int fshared, res = fixup_owner(uaddr2, fshared, &q, !ret); /* * If fixup_owner() returned an error, proprogate that. If it - * acquired the lock, clear our -ETIMEDOUT or -EINTR. + * acquired the lock, clear -ETIMEDOUT or -EINTR. */ if (res) ret = (res < 0) ? res : 0; @@ -2302,9 +2317,9 @@ out: */ /** - * sys_set_robust_list - set the robust-futex list head of a task - * @head: pointer to the list-head - * @len: length of the list-head, as userspace expects + * sys_set_robust_list() - Set the robust-futex list head of a task + * @head: pointer to the list-head + * @len: length of the list-head, as userspace expects */ SYSCALL_DEFINE2(set_robust_list, struct robust_list_head __user *, head, size_t, len) @@ -2323,10 +2338,10 @@ SYSCALL_DEFINE2(set_robust_list, struct robust_list_head __user *, head, } /** - * sys_get_robust_list - get the robust-futex list head of a task - * @pid: pid of the process [zero for current task] - * @head_ptr: pointer to a list-head pointer, the kernel fills it in - * @len_ptr: pointer to a length field, the kernel fills in the header size + * sys_get_robust_list() - Get the robust-futex list head of a task + * @pid: pid of the process [zero for current task] + * @head_ptr: pointer to a list-head pointer, the kernel fills it in + * @len_ptr: pointer to a length field, the kernel fills in the header size */ SYSCALL_DEFINE3(get_robust_list, int, pid, struct robust_list_head __user * __user *, head_ptr, diff --git a/kernel/hrtimer.c b/kernel/hrtimer.c index e5d98ce50f8..6d7020490f9 100644 --- a/kernel/hrtimer.c +++ b/kernel/hrtimer.c @@ -509,13 +509,14 @@ static inline int hrtimer_hres_active(void) * next event * Called with interrupts disabled and base->lock held */ -static void hrtimer_force_reprogram(struct hrtimer_cpu_base *cpu_base) +static void +hrtimer_force_reprogram(struct hrtimer_cpu_base *cpu_base, int skip_equal) { int i; struct hrtimer_clock_base *base = cpu_base->clock_base; - ktime_t expires; + ktime_t expires, expires_next; - cpu_base->expires_next.tv64 = KTIME_MAX; + expires_next.tv64 = KTIME_MAX; for (i = 0; i < HRTIMER_MAX_CLOCK_BASES; i++, base++) { struct hrtimer *timer; @@ -531,10 +532,15 @@ static void hrtimer_force_reprogram(struct hrtimer_cpu_base *cpu_base) */ if (expires.tv64 < 0) expires.tv64 = 0; - if (expires.tv64 < cpu_base->expires_next.tv64) - cpu_base->expires_next = expires; + if (expires.tv64 < expires_next.tv64) + expires_next = expires; } + if (skip_equal && expires_next.tv64 == cpu_base->expires_next.tv64) + return; + + cpu_base->expires_next.tv64 = expires_next.tv64; + if (cpu_base->expires_next.tv64 != KTIME_MAX) tick_program_event(cpu_base->expires_next, 1); } @@ -617,7 +623,7 @@ static void retrigger_next_event(void *arg) base->clock_base[CLOCK_REALTIME].offset = timespec_to_ktime(realtime_offset); - hrtimer_force_reprogram(base); + hrtimer_force_reprogram(base, 0); spin_unlock(&base->lock); } @@ -730,7 +736,8 @@ static int hrtimer_switch_to_hres(void) static inline int hrtimer_hres_active(void) { return 0; } static inline int hrtimer_is_hres_enabled(void) { return 0; } static inline int hrtimer_switch_to_hres(void) { return 0; } -static inline void hrtimer_force_reprogram(struct hrtimer_cpu_base *base) { } +static inline void +hrtimer_force_reprogram(struct hrtimer_cpu_base *base, int skip_equal) { } static inline int hrtimer_enqueue_reprogram(struct hrtimer *timer, struct hrtimer_clock_base *base, int wakeup) @@ -873,19 +880,29 @@ static void __remove_hrtimer(struct hrtimer *timer, struct hrtimer_clock_base *base, unsigned long newstate, int reprogram) { - if (timer->state & HRTIMER_STATE_ENQUEUED) { - /* - * Remove the timer from the rbtree and replace the - * first entry pointer if necessary. - */ - if (base->first == &timer->node) { - base->first = rb_next(&timer->node); - /* Reprogram the clock event device. if enabled */ - if (reprogram && hrtimer_hres_active()) - hrtimer_force_reprogram(base->cpu_base); + if (!(timer->state & HRTIMER_STATE_ENQUEUED)) + goto out; + + /* + * Remove the timer from the rbtree and replace the first + * entry pointer if necessary. + */ + if (base->first == &timer->node) { + base->first = rb_next(&timer->node); +#ifdef CONFIG_HIGH_RES_TIMERS + /* Reprogram the clock event device. if enabled */ + if (reprogram && hrtimer_hres_active()) { + ktime_t expires; + + expires = ktime_sub(hrtimer_get_expires(timer), + base->offset); + if (base->cpu_base->expires_next.tv64 == expires.tv64) + hrtimer_force_reprogram(base->cpu_base, 1); } - rb_erase(&timer->node, &base->active); +#endif } + rb_erase(&timer->node, &base->active); +out: timer->state = newstate; } diff --git a/kernel/module.c b/kernel/module.c index 5a29397ca4b..fe748a86d45 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -3091,7 +3091,6 @@ void module_layout(struct module *mod, struct modversion_info *ver, struct kernel_param *kp, struct kernel_symbol *ks, - struct marker *marker, struct tracepoint *tp) { } diff --git a/kernel/perf_event.c b/kernel/perf_event.c index 76ac4db405e..0f86feb6db0 100644 --- a/kernel/perf_event.c +++ b/kernel/perf_event.c @@ -2253,7 +2253,7 @@ static void perf_mmap_close(struct vm_area_struct *vma) } } -static struct vm_operations_struct perf_mmap_vmops = { +static const struct vm_operations_struct perf_mmap_vmops = { .open = perf_mmap_open, .close = perf_mmap_close, .fault = perf_mmap_fault, diff --git a/kernel/relay.c b/kernel/relay.c index bc188549788..760c26209a3 100644 --- a/kernel/relay.c +++ b/kernel/relay.c @@ -60,7 +60,7 @@ static int relay_buf_fault(struct vm_area_struct *vma, struct vm_fault *vmf) /* * vm_ops for relay file mappings. */ -static struct vm_operations_struct relay_file_mmap_ops = { +static const struct vm_operations_struct relay_file_mmap_ops = { .fault = relay_buf_fault, .close = relay_file_mmap_close, }; diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c index 09113347d32..5e18c6ab2c6 100644 --- a/kernel/time/clocksource.c +++ b/kernel/time/clocksource.c @@ -394,15 +394,11 @@ void clocksource_resume(void) { struct clocksource *cs; - mutex_lock(&clocksource_mutex); - list_for_each_entry(cs, &clocksource_list, list) if (cs->resume) cs->resume(); clocksource_resume_watchdog(); - - mutex_unlock(&clocksource_mutex); } /** diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index a142579765b..46592feab5a 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -1621,8 +1621,10 @@ ftrace_regex_open(struct inode *inode, struct file *file, int enable) if (!ret) { struct seq_file *m = file->private_data; m->private = iter; - } else + } else { + trace_parser_put(&iter->parser); kfree(iter); + } } else file->private_data = iter; mutex_unlock(&ftrace_regex_lock); @@ -2202,7 +2204,7 @@ ftrace_regex_write(struct file *file, const char __user *ubuf, struct trace_parser *parser; ssize_t ret, read; - if (!cnt || cnt < 0) + if (!cnt) return 0; mutex_lock(&ftrace_regex_lock); @@ -2216,7 +2218,7 @@ ftrace_regex_write(struct file *file, const char __user *ubuf, parser = &iter->parser; read = trace_get_user(parser, ubuf, cnt, ppos); - if (trace_parser_loaded(parser) && + if (read >= 0 && trace_parser_loaded(parser) && !trace_parser_cont(parser)) { ret = ftrace_process_regex(parser->buffer, parser->idx, enable); @@ -2552,8 +2554,7 @@ ftrace_graph_write(struct file *file, const char __user *ubuf, size_t cnt, loff_t *ppos) { struct trace_parser parser; - size_t read = 0; - ssize_t ret; + ssize_t read, ret; if (!cnt || cnt < 0) return 0; @@ -2562,29 +2563,31 @@ ftrace_graph_write(struct file *file, const char __user *ubuf, if (ftrace_graph_count >= FTRACE_GRAPH_MAX_FUNCS) { ret = -EBUSY; - goto out; + goto out_unlock; } if (trace_parser_get_init(&parser, FTRACE_BUFF_MAX)) { ret = -ENOMEM; - goto out; + goto out_unlock; } read = trace_get_user(&parser, ubuf, cnt, ppos); - if (trace_parser_loaded((&parser))) { + if (read >= 0 && trace_parser_loaded((&parser))) { parser.buffer[parser.idx] = 0; /* we allow only one expression at a time */ ret = ftrace_set_func(ftrace_graph_funcs, &ftrace_graph_count, parser.buffer); if (ret) - goto out; + goto out_free; } ret = read; - out: + +out_free: trace_parser_put(&parser); +out_unlock: mutex_unlock(&graph_lock); return ret; diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 411af37f4be..45068269ebb 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -415,7 +415,7 @@ int trace_get_user(struct trace_parser *parser, const char __user *ubuf, /* read the non-space input */ while (cnt && !isspace(ch)) { - if (parser->idx < parser->size) + if (parser->idx < parser->size - 1) parser->buffer[parser->idx++] = ch; else { ret = -EINVAL; diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c index 6f03c8a1105..d128f65778e 100644 --- a/kernel/trace/trace_events.c +++ b/kernel/trace/trace_events.c @@ -232,10 +232,9 @@ ftrace_event_write(struct file *file, const char __user *ubuf, size_t cnt, loff_t *ppos) { struct trace_parser parser; - size_t read = 0; - ssize_t ret; + ssize_t read, ret; - if (!cnt || cnt < 0) + if (!cnt) return 0; ret = tracing_update_buffers(); @@ -247,7 +246,7 @@ ftrace_event_write(struct file *file, const char __user *ubuf, read = trace_get_user(&parser, ubuf, cnt, ppos); - if (trace_parser_loaded((&parser))) { + if (read >= 0 && trace_parser_loaded((&parser))) { int set = 1; if (*parser.buffer == '!') diff --git a/mm/Kconfig b/mm/Kconfig index 24776072959..edd300aca17 100644 --- a/mm/Kconfig +++ b/mm/Kconfig @@ -244,10 +244,12 @@ config DEFAULT_MMAP_MIN_ADDR This value can be changed after boot using the /proc/sys/vm/mmap_min_addr tunable. +config ARCH_SUPPORTS_MEMORY_FAILURE + bool config MEMORY_FAILURE depends on MMU - depends on X86_MCE + depends on ARCH_SUPPORTS_MEMORY_FAILURE bool "Enable recovery from hardware memory errors" help Enables code to recover from some memory failures on systems diff --git a/mm/filemap.c b/mm/filemap.c index 6c84e598b4a..ef169f37156 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -1611,7 +1611,7 @@ page_not_uptodate: } EXPORT_SYMBOL(filemap_fault); -struct vm_operations_struct generic_file_vm_ops = { +const struct vm_operations_struct generic_file_vm_ops = { .fault = filemap_fault, }; diff --git a/mm/filemap_xip.c b/mm/filemap_xip.c index 427dfe3ce78..1888b2d71bb 100644 --- a/mm/filemap_xip.c +++ b/mm/filemap_xip.c @@ -296,7 +296,7 @@ out: } } -static struct vm_operations_struct xip_file_vm_ops = { +static const struct vm_operations_struct xip_file_vm_ops = { .fault = xip_file_fault, }; diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 6f048fcc749..5d7601b0287 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -1721,7 +1721,7 @@ static int hugetlb_vm_op_fault(struct vm_area_struct *vma, struct vm_fault *vmf) return 0; } -struct vm_operations_struct hugetlb_vm_ops = { +const struct vm_operations_struct hugetlb_vm_ops = { .fault = hugetlb_vm_op_fault, .open = hugetlb_vm_op_open, .close = hugetlb_vm_op_close, diff --git a/mm/mmap.c b/mm/mmap.c index 21d4029a07b..73f5e4b6401 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -2282,7 +2282,7 @@ static void special_mapping_close(struct vm_area_struct *vma) { } -static struct vm_operations_struct special_mapping_vmops = { +static const struct vm_operations_struct special_mapping_vmops = { .close = special_mapping_close, .fault = special_mapping_fault, }; diff --git a/mm/nommu.c b/mm/nommu.c index c73aa4753d7..5189b5aed8c 100644 --- a/mm/nommu.c +++ b/mm/nommu.c @@ -79,7 +79,7 @@ static struct kmem_cache *vm_region_jar; struct rb_root nommu_region_tree = RB_ROOT; DECLARE_RWSEM(nommu_region_sem); -struct vm_operations_struct generic_file_vm_ops = { +const struct vm_operations_struct generic_file_vm_ops = { }; /* diff --git a/mm/page-writeback.c b/mm/page-writeback.c index 69b5fbabc8b..a3b14090b1f 100644 --- a/mm/page-writeback.c +++ b/mm/page-writeback.c @@ -596,7 +596,7 @@ static void balance_dirty_pages(struct address_space *mapping, (!laptop_mode && ((global_page_state(NR_FILE_DIRTY) + global_page_state(NR_UNSTABLE_NFS)) > background_thresh))) - bdi_start_writeback(bdi, 0); + bdi_start_writeback(bdi, NULL, 0); } void set_page_dirty_balance(struct page *page, int page_mkwrite) diff --git a/mm/percpu.c b/mm/percpu.c index 43d8cacfdaa..4a048abad04 100644 --- a/mm/percpu.c +++ b/mm/percpu.c @@ -1043,7 +1043,9 @@ static struct pcpu_chunk *alloc_pcpu_chunk(void) */ static void *pcpu_alloc(size_t size, size_t align, bool reserved) { + static int warn_limit = 10; struct pcpu_chunk *chunk; + const char *err; int slot, off; if (unlikely(!size || size > PCPU_MIN_UNIT_SIZE || align > PAGE_SIZE)) { @@ -1059,11 +1061,14 @@ static void *pcpu_alloc(size_t size, size_t align, bool reserved) if (reserved && pcpu_reserved_chunk) { chunk = pcpu_reserved_chunk; if (size > chunk->contig_hint || - pcpu_extend_area_map(chunk) < 0) + pcpu_extend_area_map(chunk) < 0) { + err = "failed to extend area map of reserved chunk"; goto fail_unlock; + } off = pcpu_alloc_area(chunk, size, align); if (off >= 0) goto area_found; + err = "alloc from reserved chunk failed"; goto fail_unlock; } @@ -1080,6 +1085,7 @@ restart: case 1: goto restart; /* pcpu_lock dropped, restart */ default: + err = "failed to extend area map"; goto fail_unlock; } @@ -1093,8 +1099,10 @@ restart: spin_unlock_irq(&pcpu_lock); chunk = alloc_pcpu_chunk(); - if (!chunk) + if (!chunk) { + err = "failed to allocate new chunk"; goto fail_unlock_mutex; + } spin_lock_irq(&pcpu_lock); pcpu_chunk_relocate(chunk, -1); @@ -1107,6 +1115,7 @@ area_found: if (pcpu_populate_chunk(chunk, off, size)) { spin_lock_irq(&pcpu_lock); pcpu_free_area(chunk, off); + err = "failed to populate"; goto fail_unlock; } @@ -1119,6 +1128,13 @@ fail_unlock: spin_unlock_irq(&pcpu_lock); fail_unlock_mutex: mutex_unlock(&pcpu_alloc_mutex); + if (warn_limit) { + pr_warning("PERCPU: allocation failed, size=%zu align=%zu, " + "%s\n", size, align, err); + dump_stack(); + if (!--warn_limit) + pr_info("PERCPU: limit reached, disable warning\n"); + } return NULL; } @@ -1347,6 +1363,10 @@ struct pcpu_alloc_info * __init pcpu_build_alloc_info( struct pcpu_alloc_info *ai; unsigned int *cpu_map; + /* this function may be called multiple times */ + memset(group_map, 0, sizeof(group_map)); + memset(group_cnt, 0, sizeof(group_map)); + /* * Determine min_unit_size, alloc_size and max_upa such that * alloc_size is multiple of atom_size and is the smallest @@ -1574,6 +1594,7 @@ static void pcpu_dump_alloc_info(const char *lvl, int __init pcpu_setup_first_chunk(const struct pcpu_alloc_info *ai, void *base_addr) { + static char cpus_buf[4096] __initdata; static int smap[2], dmap[2]; size_t dyn_size = ai->dyn_size; size_t size_sum = ai->static_size + ai->reserved_size + dyn_size; @@ -1585,17 +1606,26 @@ int __init pcpu_setup_first_chunk(const struct pcpu_alloc_info *ai, int *unit_map; int group, unit, i; + cpumask_scnprintf(cpus_buf, sizeof(cpus_buf), cpu_possible_mask); + +#define PCPU_SETUP_BUG_ON(cond) do { \ + if (unlikely(cond)) { \ + pr_emerg("PERCPU: failed to initialize, %s", #cond); \ + pr_emerg("PERCPU: cpu_possible_mask=%s\n", cpus_buf); \ + pcpu_dump_alloc_info(KERN_EMERG, ai); \ + BUG(); \ + } \ +} while (0) + /* sanity checks */ BUILD_BUG_ON(ARRAY_SIZE(smap) >= PCPU_DFL_MAP_ALLOC || ARRAY_SIZE(dmap) >= PCPU_DFL_MAP_ALLOC); - BUG_ON(ai->nr_groups <= 0); - BUG_ON(!ai->static_size); - BUG_ON(!base_addr); - BUG_ON(ai->unit_size < size_sum); - BUG_ON(ai->unit_size & ~PAGE_MASK); - BUG_ON(ai->unit_size < PCPU_MIN_UNIT_SIZE); - - pcpu_dump_alloc_info(KERN_DEBUG, ai); + PCPU_SETUP_BUG_ON(ai->nr_groups <= 0); + PCPU_SETUP_BUG_ON(!ai->static_size); + PCPU_SETUP_BUG_ON(!base_addr); + PCPU_SETUP_BUG_ON(ai->unit_size < size_sum); + PCPU_SETUP_BUG_ON(ai->unit_size & ~PAGE_MASK); + PCPU_SETUP_BUG_ON(ai->unit_size < PCPU_MIN_UNIT_SIZE); /* process group information and build config tables accordingly */ group_offsets = alloc_bootmem(ai->nr_groups * sizeof(group_offsets[0])); @@ -1604,7 +1634,7 @@ int __init pcpu_setup_first_chunk(const struct pcpu_alloc_info *ai, unit_off = alloc_bootmem(nr_cpu_ids * sizeof(unit_off[0])); for (cpu = 0; cpu < nr_cpu_ids; cpu++) - unit_map[cpu] = NR_CPUS; + unit_map[cpu] = UINT_MAX; pcpu_first_unit_cpu = NR_CPUS; for (group = 0, unit = 0; group < ai->nr_groups; group++, unit += i) { @@ -1618,8 +1648,9 @@ int __init pcpu_setup_first_chunk(const struct pcpu_alloc_info *ai, if (cpu == NR_CPUS) continue; - BUG_ON(cpu > nr_cpu_ids || !cpu_possible(cpu)); - BUG_ON(unit_map[cpu] != NR_CPUS); + PCPU_SETUP_BUG_ON(cpu > nr_cpu_ids); + PCPU_SETUP_BUG_ON(!cpu_possible(cpu)); + PCPU_SETUP_BUG_ON(unit_map[cpu] != UINT_MAX); unit_map[cpu] = unit + i; unit_off[cpu] = gi->base_offset + i * ai->unit_size; @@ -1632,7 +1663,11 @@ int __init pcpu_setup_first_chunk(const struct pcpu_alloc_info *ai, pcpu_nr_units = unit; for_each_possible_cpu(cpu) - BUG_ON(unit_map[cpu] == NR_CPUS); + PCPU_SETUP_BUG_ON(unit_map[cpu] == UINT_MAX); + + /* we're done parsing the input, undefine BUG macro and dump config */ +#undef PCPU_SETUP_BUG_ON + pcpu_dump_alloc_info(KERN_INFO, ai); pcpu_nr_groups = ai->nr_groups; pcpu_group_offsets = group_offsets; @@ -1782,7 +1817,7 @@ int __init pcpu_embed_first_chunk(size_t reserved_size, ssize_t dyn_size, void *base = (void *)ULONG_MAX; void **areas = NULL; struct pcpu_alloc_info *ai; - size_t size_sum, areas_size; + size_t size_sum, areas_size, max_distance; int group, i, rc; ai = pcpu_build_alloc_info(reserved_size, dyn_size, atom_size, @@ -1832,8 +1867,24 @@ int __init pcpu_embed_first_chunk(size_t reserved_size, ssize_t dyn_size, } /* base address is now known, determine group base offsets */ - for (group = 0; group < ai->nr_groups; group++) + max_distance = 0; + for (group = 0; group < ai->nr_groups; group++) { ai->groups[group].base_offset = areas[group] - base; + max_distance = max(max_distance, ai->groups[group].base_offset); + } + max_distance += ai->unit_size; + + /* warn if maximum distance is further than 75% of vmalloc space */ + if (max_distance > (VMALLOC_END - VMALLOC_START) * 3 / 4) { + pr_warning("PERCPU: max_distance=0x%lx too large for vmalloc " + "space 0x%lx\n", + max_distance, VMALLOC_END - VMALLOC_START); +#ifdef CONFIG_NEED_PER_CPU_PAGE_FIRST_CHUNK + /* and fail if we have fallback */ + rc = -EINVAL; + goto out_free; +#endif + } pr_info("PERCPU: Embedded %zu pages/cpu @%p s%zu r%zu d%zu u%zu\n", PFN_DOWN(size_sum), base, ai->static_size, ai->reserved_size, diff --git a/mm/shmem.c b/mm/shmem.c index ccf446a9faa..356dd99566e 100644 --- a/mm/shmem.c +++ b/mm/shmem.c @@ -218,7 +218,7 @@ static const struct file_operations shmem_file_operations; static const struct inode_operations shmem_inode_operations; static const struct inode_operations shmem_dir_inode_operations; static const struct inode_operations shmem_special_inode_operations; -static struct vm_operations_struct shmem_vm_ops; +static const struct vm_operations_struct shmem_vm_ops; static struct backing_dev_info shmem_backing_dev_info __read_mostly = { .ra_pages = 0, /* No readahead */ @@ -2498,7 +2498,7 @@ static const struct super_operations shmem_ops = { .put_super = shmem_put_super, }; -static struct vm_operations_struct shmem_vm_ops = { +static const struct vm_operations_struct shmem_vm_ops = { .fault = shmem_fault, #ifdef CONFIG_NUMA .set_policy = shmem_set_policy, diff --git a/net/8021q/vlan_netlink.c b/net/8021q/vlan_netlink.c index 343146e1bce..a9150485019 100644 --- a/net/8021q/vlan_netlink.c +++ b/net/8021q/vlan_netlink.c @@ -169,6 +169,7 @@ static size_t vlan_get_size(const struct net_device *dev) struct vlan_dev_info *vlan = vlan_dev_info(dev); return nla_total_size(2) + /* IFLA_VLAN_ID */ + sizeof(struct ifla_vlan_flags) + /* IFLA_VLAN_FLAGS */ vlan_qos_map_size(vlan->nr_ingress_mappings) + vlan_qos_map_size(vlan->nr_egress_mappings); } diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c index d6b1b054e29..4102de1022e 100644 --- a/net/ax25/af_ax25.c +++ b/net/ax25/af_ax25.c @@ -358,6 +358,7 @@ static int ax25_ctl_ioctl(const unsigned int cmd, void __user *arg) ax25_dev *ax25_dev; ax25_cb *ax25; unsigned int k; + int ret = 0; if (copy_from_user(&ax25_ctl, arg, sizeof(ax25_ctl))) return -EFAULT; @@ -388,57 +389,63 @@ static int ax25_ctl_ioctl(const unsigned int cmd, void __user *arg) case AX25_WINDOW: if (ax25->modulus == AX25_MODULUS) { if (ax25_ctl.arg < 1 || ax25_ctl.arg > 7) - return -EINVAL; + goto einval_put; } else { if (ax25_ctl.arg < 1 || ax25_ctl.arg > 63) - return -EINVAL; + goto einval_put; } ax25->window = ax25_ctl.arg; break; case AX25_T1: if (ax25_ctl.arg < 1) - return -EINVAL; + goto einval_put; ax25->rtt = (ax25_ctl.arg * HZ) / 2; ax25->t1 = ax25_ctl.arg * HZ; break; case AX25_T2: if (ax25_ctl.arg < 1) - return -EINVAL; + goto einval_put; ax25->t2 = ax25_ctl.arg * HZ; break; case AX25_N2: if (ax25_ctl.arg < 1 || ax25_ctl.arg > 31) - return -EINVAL; + goto einval_put; ax25->n2count = 0; ax25->n2 = ax25_ctl.arg; break; case AX25_T3: if (ax25_ctl.arg < 0) - return -EINVAL; + goto einval_put; ax25->t3 = ax25_ctl.arg * HZ; break; case AX25_IDLE: if (ax25_ctl.arg < 0) - return -EINVAL; + goto einval_put; ax25->idle = ax25_ctl.arg * 60 * HZ; break; case AX25_PACLEN: if (ax25_ctl.arg < 16 || ax25_ctl.arg > 65535) - return -EINVAL; + goto einval_put; ax25->paclen = ax25_ctl.arg; break; default: - return -EINVAL; + goto einval_put; } - return 0; +out_put: + ax25_cb_put(ax25); + return ret; + +einval_put: + ret = -EINVAL; + goto out_put; } static void ax25_fillin_cb_from_dev(ax25_cb *ax25, ax25_dev *ax25_dev) @@ -634,15 +641,10 @@ static int ax25_setsockopt(struct socket *sock, int level, int optname, case SO_BINDTODEVICE: if (optlen > IFNAMSIZ) - optlen=IFNAMSIZ; - if (copy_from_user(devname, optval, optlen)) { - res = -EFAULT; - break; - } + optlen = IFNAMSIZ; - dev = dev_get_by_name(&init_net, devname); - if (dev == NULL) { - res = -ENODEV; + if (copy_from_user(devname, optval, optlen)) { + res = -EFAULT; break; } @@ -650,12 +652,18 @@ static int ax25_setsockopt(struct socket *sock, int level, int optname, (sock->state != SS_UNCONNECTED || sk->sk_state == TCP_LISTEN)) { res = -EADDRNOTAVAIL; - dev_put(dev); + break; + } + + dev = dev_get_by_name(&init_net, devname); + if (!dev) { + res = -ENODEV; break; } ax25->ax25_dev = ax25_dev_ax25dev(dev); ax25_fillin_cb(ax25, ax25->ax25_dev); + dev_put(dev); break; default: diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c index 142ebac1417..b1b3b0fbf41 100644 --- a/net/bridge/br_if.c +++ b/net/bridge/br_if.c @@ -432,6 +432,7 @@ err2: br_fdb_delete_by_port(br, p, 1); err1: kobject_put(&p->kobj); + p = NULL; /* kobject_put frees */ err0: dev_set_promiscuity(dev, -1); put_back: diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c index 7d4c57523b0..821d30918cf 100644 --- a/net/core/net-sysfs.c +++ b/net/core/net-sysfs.c @@ -16,7 +16,7 @@ #include <net/sock.h> #include <linux/rtnetlink.h> #include <linux/wireless.h> -#include <net/iw_handler.h> +#include <net/wext.h> #include "net-sysfs.h" @@ -363,15 +363,13 @@ static ssize_t wireless_show(struct device *d, char *buf, char *)) { struct net_device *dev = to_net_dev(d); - const struct iw_statistics *iw = NULL; + const struct iw_statistics *iw; ssize_t ret = -EINVAL; read_lock(&dev_base_lock); if (dev_isalive(dev)) { - if (dev->wireless_handlers && - dev->wireless_handlers->get_wireless_stats) - iw = dev->wireless_handlers->get_wireless_stats(dev); - if (iw != NULL) + iw = get_wireless_stats(dev); + if (iw) ret = (*format)(iw, buf); } read_unlock(&dev_base_lock); @@ -505,7 +503,7 @@ int netdev_register_kobject(struct net_device *net) *groups++ = &netstat_group; #ifdef CONFIG_WIRELESS_EXT_SYSFS - if (net->wireless_handlers && net->wireless_handlers->get_wireless_stats) + if (net->wireless_handlers || net->ieee80211_ptr) *groups++ = &wireless_group; #endif #endif /* CONFIG_SYSFS */ diff --git a/net/dcb/dcbnl.c b/net/dcb/dcbnl.c index e0879bfb7dd..ac1205df6c8 100644 --- a/net/dcb/dcbnl.c +++ b/net/dcb/dcbnl.c @@ -194,7 +194,7 @@ static int dcbnl_reply(u8 value, u8 event, u8 cmd, u8 attr, u32 pid, nlmsg_end(dcbnl_skb, nlh); ret = rtnl_unicast(dcbnl_skb, &init_net, pid); if (ret) - goto err; + return -EINVAL; return 0; nlmsg_failure: @@ -275,7 +275,7 @@ static int dcbnl_getpfccfg(struct net_device *netdev, struct nlattr **tb, ret = rtnl_unicast(dcbnl_skb, &init_net, pid); if (ret) - goto err; + goto err_out; return 0; nlmsg_failure: @@ -316,12 +316,11 @@ static int dcbnl_getperm_hwaddr(struct net_device *netdev, struct nlattr **tb, ret = rtnl_unicast(dcbnl_skb, &init_net, pid); if (ret) - goto err; + goto err_out; return 0; nlmsg_failure: -err: kfree_skb(dcbnl_skb); err_out: return -EINVAL; @@ -383,7 +382,7 @@ static int dcbnl_getcap(struct net_device *netdev, struct nlattr **tb, ret = rtnl_unicast(dcbnl_skb, &init_net, pid); if (ret) - goto err; + goto err_out; return 0; nlmsg_failure: @@ -460,7 +459,7 @@ static int dcbnl_getnumtcs(struct net_device *netdev, struct nlattr **tb, ret = rtnl_unicast(dcbnl_skb, &init_net, pid); if (ret) { ret = -EINVAL; - goto err; + goto err_out; } return 0; @@ -799,7 +798,7 @@ static int __dcbnl_pg_getcfg(struct net_device *netdev, struct nlattr **tb, ret = rtnl_unicast(dcbnl_skb, &init_net, pid); if (ret) - goto err; + goto err_out; return 0; @@ -1063,7 +1062,7 @@ static int dcbnl_bcn_getcfg(struct net_device *netdev, struct nlattr **tb, ret = rtnl_unicast(dcbnl_skb, &init_net, pid); if (ret) - goto err; + goto err_out; return 0; diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c index 498b9b0b0fa..f74e4e2cdd0 100644 --- a/net/ipv6/ndisc.c +++ b/net/ipv6/ndisc.c @@ -658,7 +658,6 @@ void ndisc_send_rs(struct net_device *dev, const struct in6_addr *saddr, &icmp6h, NULL, send_sllao ? ND_OPT_SOURCE_LL_ADDR : 0); } -EXPORT_SYMBOL(ndisc_send_rs); static void ndisc_error_report(struct neighbour *neigh, struct sk_buff *skb) diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c index fcb53962884..d65e0c496cc 100644 --- a/net/ipv6/sit.c +++ b/net/ipv6/sit.c @@ -15,7 +15,6 @@ * Roger Venning <r.venning@telstra.com>: 6to4 support * Nate Thompson <nate@thebog.net>: 6to4 support * Fred Templin <fred.l.templin@boeing.com>: isatap support - * Sascha Hlusiak <mail@saschahlusiak.de>: stateless autoconf for isatap */ #include <linux/module.h> @@ -223,44 +222,6 @@ failed: return NULL; } -static void ipip6_tunnel_rs_timer(unsigned long data) -{ - struct ip_tunnel_prl_entry *p = (struct ip_tunnel_prl_entry *) data; - struct inet6_dev *ifp; - struct inet6_ifaddr *addr; - - spin_lock(&p->lock); - ifp = __in6_dev_get(p->tunnel->dev); - - read_lock_bh(&ifp->lock); - for (addr = ifp->addr_list; addr; addr = addr->if_next) { - struct in6_addr rtr; - - if (!(ipv6_addr_type(&addr->addr) & IPV6_ADDR_LINKLOCAL)) - continue; - - /* Send RS to guessed linklocal address of router - * - * Better: send to ff02::2 encapsuled in unicast directly - * to router-v4 instead of guessing the v6 address. - * - * Cisco/Windows seem to not set the u/l bit correctly, - * so we won't guess right. - */ - ipv6_addr_set(&rtr, htonl(0xFE800000), 0, 0, 0); - if (!__ipv6_isatap_ifid(rtr.s6_addr + 8, - p->addr)) { - ndisc_send_rs(p->tunnel->dev, &addr->addr, &rtr); - } - } - read_unlock_bh(&ifp->lock); - - mod_timer(&p->rs_timer, jiffies + HZ * p->rs_delay); - spin_unlock(&p->lock); - - return; -} - static struct ip_tunnel_prl_entry * __ipip6_tunnel_locate_prl(struct ip_tunnel *t, __be32 addr) { @@ -319,7 +280,6 @@ static int ipip6_tunnel_get_prl(struct ip_tunnel *t, continue; kp[c].addr = prl->addr; kp[c].flags = prl->flags; - kp[c].rs_delay = prl->rs_delay; c++; if (kprl.addr != htonl(INADDR_ANY)) break; @@ -369,23 +329,11 @@ ipip6_tunnel_add_prl(struct ip_tunnel *t, struct ip_tunnel_prl *a, int chg) } p->next = t->prl; - p->tunnel = t; t->prl = p; t->prl_count++; - - spin_lock_init(&p->lock); - setup_timer(&p->rs_timer, ipip6_tunnel_rs_timer, (unsigned long) p); update: p->addr = a->addr; p->flags = a->flags; - p->rs_delay = a->rs_delay; - if (p->rs_delay == 0) - p->rs_delay = IPTUNNEL_RS_DEFAULT_DELAY; - spin_lock(&p->lock); - del_timer(&p->rs_timer); - if (p->flags & PRL_DEFAULT) - mod_timer(&p->rs_timer, jiffies + 1); - spin_unlock(&p->lock); out: write_unlock(&ipip6_lock); return err; @@ -404,9 +352,6 @@ ipip6_tunnel_del_prl(struct ip_tunnel *t, struct ip_tunnel_prl *a) if ((*p)->addr == a->addr) { x = *p; *p = x->next; - spin_lock(&x->lock); - del_timer(&x->rs_timer); - spin_unlock(&x->lock); kfree(x); t->prl_count--; goto out; @@ -417,9 +362,6 @@ ipip6_tunnel_del_prl(struct ip_tunnel *t, struct ip_tunnel_prl *a) while (t->prl) { x = t->prl; t->prl = t->prl->next; - spin_lock(&x->lock); - del_timer(&x->rs_timer); - spin_unlock(&x->lock); kfree(x); t->prl_count--; } diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 97a278a2f48..8d26e9bf896 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -1388,8 +1388,8 @@ ieee80211_rx_mgmt_disassoc(struct ieee80211_sub_if_data *sdata, reason_code = le16_to_cpu(mgmt->u.disassoc.reason_code); - printk(KERN_DEBUG "%s: disassociated (Reason: %u)\n", - sdata->dev->name, reason_code); + printk(KERN_DEBUG "%s: disassociated from %pM (Reason: %u)\n", + sdata->dev->name, mgmt->sa, reason_code); ieee80211_set_disassoc(sdata, false); return RX_MGMT_CFG80211_DISASSOC; @@ -1675,7 +1675,7 @@ static void ieee80211_rx_mgmt_probe_resp(struct ieee80211_sub_if_data *sdata, /* direct probe may be part of the association flow */ if (wk && wk->state == IEEE80211_MGD_STATE_PROBE) { - printk(KERN_DEBUG "%s direct probe responded\n", + printk(KERN_DEBUG "%s: direct probe responded\n", sdata->dev->name); wk->tries = 0; wk->state = IEEE80211_MGD_STATE_AUTH; @@ -2502,9 +2502,6 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata, struct ieee80211_mgd_work *wk; const u8 *bssid = NULL; - printk(KERN_DEBUG "%s: deauthenticating by local choice (reason=%d)\n", - sdata->dev->name, req->reason_code); - mutex_lock(&ifmgd->mtx); if (ifmgd->associated && &ifmgd->associated->cbss == req->bss) { @@ -2532,6 +2529,9 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata, mutex_unlock(&ifmgd->mtx); + printk(KERN_DEBUG "%s: deauthenticating from %pM by local choice (reason=%d)\n", + sdata->dev->name, bssid, req->reason_code); + ieee80211_send_deauth_disassoc(sdata, bssid, IEEE80211_STYPE_DEAUTH, req->reason_code, cookie); @@ -2545,9 +2545,6 @@ int ieee80211_mgd_disassoc(struct ieee80211_sub_if_data *sdata, { struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; - printk(KERN_DEBUG "%s: disassociating by local choice (reason=%d)\n", - sdata->dev->name, req->reason_code); - mutex_lock(&ifmgd->mtx); /* @@ -2561,6 +2558,9 @@ int ieee80211_mgd_disassoc(struct ieee80211_sub_if_data *sdata, return -ENOLINK; } + printk(KERN_DEBUG "%s: disassociating from %pM by local choice (reason=%d)\n", + sdata->dev->name, req->bss->bssid, req->reason_code); + ieee80211_set_disassoc(sdata, false); mutex_unlock(&ifmgd->mtx); diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c index a4bafbf1509..dd85320907c 100644 --- a/net/netlink/af_netlink.c +++ b/net/netlink/af_netlink.c @@ -1788,7 +1788,7 @@ void netlink_ack(struct sk_buff *in_skb, struct nlmsghdr *nlh, int err) } rep = __nlmsg_put(skb, NETLINK_CB(in_skb).pid, nlh->nlmsg_seq, - NLMSG_ERROR, sizeof(struct nlmsgerr), 0); + NLMSG_ERROR, payload, 0); errmsg = nlmsg_data(rep); errmsg->error = err; memcpy(&errmsg->msg, nlh, err ? nlh->nlmsg_len : sizeof(*nlh)); diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index d3d52c66cdc..103d5611b81 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -2084,7 +2084,7 @@ static void packet_mm_close(struct vm_area_struct *vma) atomic_dec(&pkt_sk(sk)->mapped); } -static struct vm_operations_struct packet_mmap_ops = { +static const struct vm_operations_struct packet_mmap_ops = { .open = packet_mm_open, .close = packet_mm_close, }; diff --git a/net/socket.c b/net/socket.c index 49917a1cac7..41e8847508a 100644 --- a/net/socket.c +++ b/net/socket.c @@ -2098,12 +2098,17 @@ SYSCALL_DEFINE2(socketcall, int, call, unsigned long __user *, args) unsigned long a[6]; unsigned long a0, a1; int err; + unsigned int len; if (call < 1 || call > SYS_ACCEPT4) return -EINVAL; + len = nargs[call]; + if (len > sizeof(a)) + return -EINVAL; + /* copy_from_user should be SMP safe. */ - if (copy_from_user(a, args, nargs[call])) + if (copy_from_user(a, args, len)) return -EFAULT; audit_socketcall(nargs[call] / sizeof(unsigned long), a); diff --git a/net/wireless/sme.c b/net/wireless/sme.c index 7fae7eee65d..93c3ed32920 100644 --- a/net/wireless/sme.c +++ b/net/wireless/sme.c @@ -762,9 +762,8 @@ int __cfg80211_connect(struct cfg80211_registered_device *rdev, wdev->conn->params.ssid = wdev->ssid; wdev->conn->params.ssid_len = connect->ssid_len; - /* don't care about result -- but fill bssid & channel */ - if (!wdev->conn->params.bssid || !wdev->conn->params.channel) - bss = cfg80211_get_conn_bss(wdev); + /* see if we have the bss already */ + bss = cfg80211_get_conn_bss(wdev); wdev->sme_state = CFG80211_SME_CONNECTING; wdev->connect_keys = connkeys; diff --git a/net/wireless/wext-sme.c b/net/wireless/wext-sme.c index bf725275eb8..5615a880253 100644 --- a/net/wireless/wext-sme.c +++ b/net/wireless/wext-sme.c @@ -30,7 +30,8 @@ int cfg80211_mgd_wext_connect(struct cfg80211_registered_device *rdev, if (wdev->wext.keys) { wdev->wext.keys->def = wdev->wext.default_key; wdev->wext.keys->defmgmt = wdev->wext.default_mgmt_key; - wdev->wext.connect.privacy = true; + if (wdev->wext.default_key != -1) + wdev->wext.connect.privacy = true; } if (!wdev->wext.connect.ssid_len) @@ -229,8 +230,7 @@ int cfg80211_mgd_wext_giwessid(struct net_device *dev, data->flags = 1; data->length = wdev->wext.connect.ssid_len; memcpy(ssid, wdev->wext.connect.ssid, data->length); - } else - data->flags = 0; + } wdev_unlock(wdev); return 0; @@ -306,8 +306,6 @@ int cfg80211_mgd_wext_giwap(struct net_device *dev, wdev_lock(wdev); if (wdev->current_bss) memcpy(ap_addr->sa_data, wdev->current_bss->pub.bssid, ETH_ALEN); - else if (wdev->wext.connect.bssid) - memcpy(ap_addr->sa_data, wdev->wext.connect.bssid, ETH_ALEN); else memset(ap_addr->sa_data, 0, ETH_ALEN); wdev_unlock(wdev); diff --git a/net/wireless/wext.c b/net/wireless/wext.c index 5b4a0cee441..60fe57761ca 100644 --- a/net/wireless/wext.c +++ b/net/wireless/wext.c @@ -470,7 +470,7 @@ static iw_handler get_handler(struct net_device *dev, unsigned int cmd) /* * Get statistics out of the driver */ -static struct iw_statistics *get_wireless_stats(struct net_device *dev) +struct iw_statistics *get_wireless_stats(struct net_device *dev) { /* New location */ if ((dev->wireless_handlers != NULL) && @@ -773,10 +773,13 @@ static int ioctl_standard_iw_point(struct iw_point *iwp, unsigned int cmd, essid_compat = 1; else if (IW_IS_SET(cmd) && (iwp->length != 0)) { char essid[IW_ESSID_MAX_SIZE + 1]; + unsigned int len; + len = iwp->length * descr->token_size; - err = copy_from_user(essid, iwp->pointer, - iwp->length * - descr->token_size); + if (len > IW_ESSID_MAX_SIZE) + return -EFAULT; + + err = copy_from_user(essid, iwp->pointer, len); if (err) return -EFAULT; diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c index 561d6d95a2d..ab73edf2c89 100644 --- a/sound/core/pcm_native.c +++ b/sound/core/pcm_native.c @@ -2985,7 +2985,7 @@ static int snd_pcm_mmap_status_fault(struct vm_area_struct *area, return 0; } -static struct vm_operations_struct snd_pcm_vm_ops_status = +static const struct vm_operations_struct snd_pcm_vm_ops_status = { .fault = snd_pcm_mmap_status_fault, }; @@ -3024,7 +3024,7 @@ static int snd_pcm_mmap_control_fault(struct vm_area_struct *area, return 0; } -static struct vm_operations_struct snd_pcm_vm_ops_control = +static const struct vm_operations_struct snd_pcm_vm_ops_control = { .fault = snd_pcm_mmap_control_fault, }; @@ -3094,7 +3094,7 @@ static int snd_pcm_mmap_data_fault(struct vm_area_struct *area, return 0; } -static struct vm_operations_struct snd_pcm_vm_ops_data = +static const struct vm_operations_struct snd_pcm_vm_ops_data = { .open = snd_pcm_mmap_data_open, .close = snd_pcm_mmap_data_close, @@ -3118,7 +3118,7 @@ static int snd_pcm_default_mmap(struct snd_pcm_substream *substream, * mmap the DMA buffer on I/O memory area */ #if SNDRV_PCM_INFO_MMAP_IOMEM -static struct vm_operations_struct snd_pcm_vm_ops_data_mmio = +static const struct vm_operations_struct snd_pcm_vm_ops_data_mmio = { .open = snd_pcm_mmap_data_open, .close = snd_pcm_mmap_data_close, diff --git a/sound/usb/usx2y/us122l.c b/sound/usb/usx2y/us122l.c index fd44946ce4b..99f33766cd5 100644 --- a/sound/usb/usx2y/us122l.c +++ b/sound/usb/usx2y/us122l.c @@ -154,7 +154,7 @@ static void usb_stream_hwdep_vm_close(struct vm_area_struct *area) snd_printdd(KERN_DEBUG "%i\n", atomic_read(&us122l->mmap_count)); } -static struct vm_operations_struct usb_stream_hwdep_vm_ops = { +static const struct vm_operations_struct usb_stream_hwdep_vm_ops = { .open = usb_stream_hwdep_vm_open, .fault = usb_stream_hwdep_vm_fault, .close = usb_stream_hwdep_vm_close, diff --git a/sound/usb/usx2y/usX2Yhwdep.c b/sound/usb/usx2y/usX2Yhwdep.c index f3d8f71265d..52e04b2f35d 100644 --- a/sound/usb/usx2y/usX2Yhwdep.c +++ b/sound/usb/usx2y/usX2Yhwdep.c @@ -53,7 +53,7 @@ static int snd_us428ctls_vm_fault(struct vm_area_struct *area, return 0; } -static struct vm_operations_struct us428ctls_vm_ops = { +static const struct vm_operations_struct us428ctls_vm_ops = { .fault = snd_us428ctls_vm_fault, }; diff --git a/sound/usb/usx2y/usx2yhwdeppcm.c b/sound/usb/usx2y/usx2yhwdeppcm.c index 117946f2deb..4b2304c2e02 100644 --- a/sound/usb/usx2y/usx2yhwdeppcm.c +++ b/sound/usb/usx2y/usx2yhwdeppcm.c @@ -697,7 +697,7 @@ static int snd_usX2Y_hwdep_pcm_vm_fault(struct vm_area_struct *area, } -static struct vm_operations_struct snd_usX2Y_hwdep_pcm_vm_ops = { +static const struct vm_operations_struct snd_usX2Y_hwdep_pcm_vm_ops = { .open = snd_usX2Y_hwdep_pcm_vm_open, .close = snd_usX2Y_hwdep_pcm_vm_close, .fault = snd_usX2Y_hwdep_pcm_vm_fault, diff --git a/tools/perf/.gitignore b/tools/perf/.gitignore index d69a759a104..0854f110bf7 100644 --- a/tools/perf/.gitignore +++ b/tools/perf/.gitignore @@ -10,6 +10,7 @@ perf-stat perf-top perf*.1 perf*.xml +perf*.html common-cmds.h tags TAGS diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index 16af2d82e85..e5f6ece65a1 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -338,14 +338,24 @@ static void nsec_printout(int counter, double avg) static void abs_printout(int counter, double avg) { + double total, ratio = 0.0; + fprintf(stderr, " %14.0f %-24s", avg, event_name(counter)); if (MATCH_EVENT(HARDWARE, HW_INSTRUCTIONS, counter)) { - fprintf(stderr, " # %10.3f IPC ", - avg / avg_stats(&runtime_cycles_stats)); + total = avg_stats(&runtime_cycles_stats); + + if (total) + ratio = avg / total; + + fprintf(stderr, " # %10.3f IPC ", ratio); } else { - fprintf(stderr, " # %10.3f M/sec", - 1000.0 * avg / avg_stats(&runtime_nsecs_stats)); + total = avg_stats(&runtime_nsecs_stats); + + if (total) + ratio = 1000.0 * avg / total; + + fprintf(stderr, " # %10.3f M/sec", ratio); } } diff --git a/tools/perf/util/module.c b/tools/perf/util/module.c index 3d567fe59c7..0d8c85defcd 100644 --- a/tools/perf/util/module.c +++ b/tools/perf/util/module.c @@ -4,6 +4,7 @@ #include "module.h" #include <libelf.h> +#include <libgen.h> #include <gelf.h> #include <elf.h> #include <dirent.h> @@ -409,35 +410,40 @@ out_failure: static int mod_dso__load_module_paths(struct mod_dso *self) { struct utsname uts; - int count = 0, len; + int count = 0, len, err = -1; char *line = NULL; FILE *file; - char *path; + char *dpath, *dir; size_t n; if (uname(&uts) < 0) - goto out_failure; + return err; len = strlen("/lib/modules/"); len += strlen(uts.release); len += strlen("/modules.dep"); - path = calloc(1, len); - if (path == NULL) - goto out_failure; + dpath = calloc(1, len + 1); + if (dpath == NULL) + return err; - strcat(path, "/lib/modules/"); - strcat(path, uts.release); - strcat(path, "/modules.dep"); + strcat(dpath, "/lib/modules/"); + strcat(dpath, uts.release); + strcat(dpath, "/modules.dep"); - file = fopen(path, "r"); - free(path); + file = fopen(dpath, "r"); if (file == NULL) goto out_failure; + dir = dirname(dpath); + if (!dir) + goto out_failure; + strcat(dir, "/"); + while (!feof(file)) { - char *name, *tmp; struct module *module; + char *name, *path, *tmp; + FILE *modfile; int line_len; line_len = getline(&line, &n, file); @@ -445,17 +451,41 @@ static int mod_dso__load_module_paths(struct mod_dso *self) break; if (!line) - goto out_failure; + break; line[--line_len] = '\0'; /* \n */ - path = strtok(line, ":"); + path = strchr(line, ':'); + if (!path) + break; + *path = '\0'; + + path = strdup(line); if (!path) - goto out_failure; + break; + + if (!strstr(path, dir)) { + if (strncmp(path, "kernel/", 7)) + break; + + free(path); + path = calloc(1, strlen(dir) + strlen(line) + 1); + if (!path) + break; + strcat(path, dir); + strcat(path, line); + } + + modfile = fopen(path, "r"); + if (modfile == NULL) + break; + fclose(modfile); name = strdup(path); - name = strtok(name, "/"); + if (!name) + break; + name = strtok(name, "/"); tmp = name; while (tmp) { @@ -463,26 +493,25 @@ static int mod_dso__load_module_paths(struct mod_dso *self) if (tmp) name = tmp; } + name = strsep(&name, "."); + if (!name) + break; - /* Quirk: replace '-' with '_' in sound modules */ + /* Quirk: replace '-' with '_' in all modules */ for (len = strlen(name); len; len--) { if (*(name+len) == '-') *(name+len) = '_'; } module = module__new(name, path); - if (!module) { - fprintf(stderr, "load_module_paths: allocation error\n"); - goto out_failure; - } + if (!module) + break; mod_dso__insert_module(self, module); module->sections = sec_dso__new_dso("sections"); - if (!module->sections) { - fprintf(stderr, "load_module_paths: allocation error\n"); - goto out_failure; - } + if (!module->sections) + break; module->active = mod_dso__load_sections(module); @@ -490,13 +519,20 @@ static int mod_dso__load_module_paths(struct mod_dso *self) count++; } - free(line); - fclose(file); - - return count; + if (feof(file)) + err = count; + else + fprintf(stderr, "load_module_paths: modules.dep parsing failure!\n"); out_failure: - return -1; + if (dpath) + free(dpath); + if (file) + fclose(file); + if (line) + free(line); + + return err; } int mod_dso__load_modules(struct mod_dso *dso) diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c index 13ab4b842d4..87c424de79e 100644 --- a/tools/perf/util/parse-events.c +++ b/tools/perf/util/parse-events.c @@ -165,33 +165,31 @@ struct tracepoint_path *tracepoint_id_to_path(u64 config) DIR *sys_dir, *evt_dir; struct dirent *sys_next, *evt_next, sys_dirent, evt_dirent; char id_buf[4]; - int sys_dir_fd, fd; + int fd; u64 id; char evt_path[MAXPATHLEN]; + char dir_path[MAXPATHLEN]; if (valid_debugfs_mount(debugfs_path)) return NULL; sys_dir = opendir(debugfs_path); if (!sys_dir) - goto cleanup; - sys_dir_fd = dirfd(sys_dir); + return NULL; for_each_subsystem(sys_dir, sys_dirent, sys_next) { - int dfd = openat(sys_dir_fd, sys_dirent.d_name, - O_RDONLY|O_DIRECTORY), evt_dir_fd; - if (dfd == -1) - continue; - evt_dir = fdopendir(dfd); - if (!evt_dir) { - close(dfd); + + snprintf(dir_path, MAXPATHLEN, "%s/%s", debugfs_path, + sys_dirent.d_name); + evt_dir = opendir(dir_path); + if (!evt_dir) continue; - } - evt_dir_fd = dirfd(evt_dir); + for_each_event(sys_dirent, evt_dir, evt_dirent, evt_next) { - snprintf(evt_path, MAXPATHLEN, "%s/id", + + snprintf(evt_path, MAXPATHLEN, "%s/%s/id", dir_path, evt_dirent.d_name); - fd = openat(evt_dir_fd, evt_path, O_RDONLY); + fd = open(evt_path, O_RDONLY); if (fd < 0) continue; if (read(fd, id_buf, sizeof(id_buf)) < 0) { @@ -225,7 +223,6 @@ struct tracepoint_path *tracepoint_id_to_path(u64 config) closedir(evt_dir); } -cleanup: closedir(sys_dir); return NULL; } @@ -761,28 +758,24 @@ static void print_tracepoint_events(void) { DIR *sys_dir, *evt_dir; struct dirent *sys_next, *evt_next, sys_dirent, evt_dirent; - int sys_dir_fd; char evt_path[MAXPATHLEN]; + char dir_path[MAXPATHLEN]; if (valid_debugfs_mount(debugfs_path)) return; sys_dir = opendir(debugfs_path); if (!sys_dir) - goto cleanup; - sys_dir_fd = dirfd(sys_dir); + return; for_each_subsystem(sys_dir, sys_dirent, sys_next) { - int dfd = openat(sys_dir_fd, sys_dirent.d_name, - O_RDONLY|O_DIRECTORY), evt_dir_fd; - if (dfd == -1) - continue; - evt_dir = fdopendir(dfd); - if (!evt_dir) { - close(dfd); + + snprintf(dir_path, MAXPATHLEN, "%s/%s", debugfs_path, + sys_dirent.d_name); + evt_dir = opendir(dir_path); + if (!evt_dir) continue; - } - evt_dir_fd = dirfd(evt_dir); + for_each_event(sys_dirent, evt_dir, evt_dirent, evt_next) { snprintf(evt_path, MAXPATHLEN, "%s:%s", sys_dirent.d_name, evt_dirent.d_name); @@ -791,8 +784,6 @@ static void print_tracepoint_events(void) } closedir(evt_dir); } - -cleanup: closedir(sys_dir); } diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c index fd3d9c8e90f..559fb06210f 100644 --- a/tools/perf/util/symbol.c +++ b/tools/perf/util/symbol.c @@ -833,7 +833,7 @@ int dso__load_modules(struct dso *self, symbol_filter_t filter, int v) struct mod_dso *mods = mod_dso__new_dso("modules"); struct module *pos; struct rb_node *next; - int err; + int err, count = 0; err = mod_dso__load_modules(mods); @@ -852,14 +852,16 @@ int dso__load_modules(struct dso *self, symbol_filter_t filter, int v) break; next = rb_next(&pos->rb_node); + count += err; } if (err < 0) { mod_dso__delete_modules(mods); mod_dso__delete_self(mods); + return err; } - return err; + return count; } static inline void dso__fill_symbol_holes(struct dso *self) @@ -913,8 +915,15 @@ int dso__load_kernel(struct dso *self, const char *vmlinux, if (vmlinux) { err = dso__load_vmlinux(self, vmlinux, filter, v); - if (err > 0 && use_modules) - err = dso__load_modules(self, filter, v); + if (err > 0 && use_modules) { + int syms = dso__load_modules(self, filter, v); + + if (syms < 0) { + fprintf(stderr, "dso__load_modules failed!\n"); + return syms; + } + err += syms; + } } if (err <= 0) diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 034a798b043..b5e7e3f1183 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -1713,7 +1713,7 @@ static int kvm_vcpu_fault(struct vm_area_struct *vma, struct vm_fault *vmf) return 0; } -static struct vm_operations_struct kvm_vcpu_vm_ops = { +static const struct vm_operations_struct kvm_vcpu_vm_ops = { .fault = kvm_vcpu_fault, }; @@ -2317,7 +2317,7 @@ static int kvm_vm_fault(struct vm_area_struct *vma, struct vm_fault *vmf) return 0; } -static struct vm_operations_struct kvm_vm_vm_ops = { +static const struct vm_operations_struct kvm_vm_vm_ops = { .fault = kvm_vm_fault, }; |