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-rw-r--r--include/linux/8250_pci.h2
-rw-r--r--include/linux/compiler-gcc.h5
-rw-r--r--include/linux/compiler-gcc3.h3
-rw-r--r--include/linux/compiler-gcc4.h8
-rw-r--r--include/linux/compiler.h8
-rw-r--r--include/linux/generic_serial.h1
-rw-r--r--include/linux/istallion.h2
-rw-r--r--include/linux/pci_ids.h2
-rw-r--r--include/linux/serial.h3
-rw-r--r--include/linux/serial_8250.h3
-rw-r--r--include/linux/serial_core.h69
-rw-r--r--include/linux/tty.h27
-rw-r--r--include/linux/tty_driver.h6
-rw-r--r--include/linux/usb/wusb-wa.h1
-rw-r--r--include/linux/uwb.h123
-rw-r--r--include/linux/uwb/debug-cmd.h13
-rw-r--r--include/linux/uwb/debug.h82
-rw-r--r--include/linux/uwb/spec.h53
-rw-r--r--include/linux/uwb/umc.h2
-rw-r--r--include/linux/wlp.h3
20 files changed, 251 insertions, 165 deletions
diff --git a/include/linux/8250_pci.h b/include/linux/8250_pci.h
index 3209dd46ea7..b24ff086a66 100644
--- a/include/linux/8250_pci.h
+++ b/include/linux/8250_pci.h
@@ -31,7 +31,7 @@ struct pciserial_board {
struct serial_private;
struct serial_private *
-pciserial_init_ports(struct pci_dev *dev, struct pciserial_board *board);
+pciserial_init_ports(struct pci_dev *dev, const struct pciserial_board *board);
void pciserial_remove_ports(struct serial_private *priv);
void pciserial_suspend_ports(struct serial_private *priv);
void pciserial_resume_ports(struct serial_private *priv);
diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h
index 5c8351b859f..af40f8eb86f 100644
--- a/include/linux/compiler-gcc.h
+++ b/include/linux/compiler-gcc.h
@@ -61,3 +61,8 @@
#define noinline __attribute__((noinline))
#define __attribute_const__ __attribute__((__const__))
#define __maybe_unused __attribute__((unused))
+
+#define __gcc_header(x) #x
+#define _gcc_header(x) __gcc_header(linux/compiler-gcc##x.h)
+#define gcc_header(x) _gcc_header(x)
+#include gcc_header(__GNUC__)
diff --git a/include/linux/compiler-gcc3.h b/include/linux/compiler-gcc3.h
index e5eb795f78a..2befe6513ce 100644
--- a/include/linux/compiler-gcc3.h
+++ b/include/linux/compiler-gcc3.h
@@ -2,9 +2,6 @@
#error "Please don't include <linux/compiler-gcc3.h> directly, include <linux/compiler.h> instead."
#endif
-/* These definitions are for GCC v3.x. */
-#include <linux/compiler-gcc.h>
-
#if __GNUC_MINOR__ >= 3
# define __used __attribute__((__used__))
#else
diff --git a/include/linux/compiler-gcc4.h b/include/linux/compiler-gcc4.h
index 974f5b7bb20..09992718f9e 100644
--- a/include/linux/compiler-gcc4.h
+++ b/include/linux/compiler-gcc4.h
@@ -2,8 +2,10 @@
#error "Please don't include <linux/compiler-gcc4.h> directly, include <linux/compiler.h> instead."
#endif
-/* These definitions are for GCC v4.x. */
-#include <linux/compiler-gcc.h>
+/* GCC 4.1.[01] miscompiles __weak */
+#if __GNUC_MINOR__ == 1 && __GNUC_PATCHLEVEL__ <= 1
+# error Your version of gcc miscompiles the __weak directive
+#endif
#define __used __attribute__((__used__))
#define __must_check __attribute__((warn_unused_result))
@@ -16,7 +18,7 @@
*/
#define uninitialized_var(x) x = x
-#if !(__GNUC__ == 4 && __GNUC_MINOR__ < 3)
+#if __GNUC_MINOR__ >= 3
/* Mark functions as cold. gcc will assume any path leading to a call
to them will be unlikely. This means a lot of manual unlikely()s
are unnecessary now for any paths leading to the usual suspects
diff --git a/include/linux/compiler.h b/include/linux/compiler.h
index ea7c6be354b..d95da1020f1 100644
--- a/include/linux/compiler.h
+++ b/include/linux/compiler.h
@@ -36,12 +36,8 @@ extern void __chk_io_ptr(const volatile void __iomem *);
#ifdef __KERNEL__
-#if __GNUC__ >= 4
-# include <linux/compiler-gcc4.h>
-#elif __GNUC__ == 3 && __GNUC_MINOR__ >= 2
-# include <linux/compiler-gcc3.h>
-#else
-# error Sorry, your compiler is too old/not recognized.
+#ifdef __GNUC__
+#include <linux/compiler-gcc.h>
#endif
#define notrace __attribute__((no_instrument_function))
diff --git a/include/linux/generic_serial.h b/include/linux/generic_serial.h
index 4cc91393981..fadff28505b 100644
--- a/include/linux/generic_serial.h
+++ b/include/linux/generic_serial.h
@@ -21,7 +21,6 @@ struct real_driver {
void (*enable_tx_interrupts) (void *);
void (*disable_rx_interrupts) (void *);
void (*enable_rx_interrupts) (void *);
- int (*get_CD) (void *);
void (*shutdown_port) (void*);
int (*set_real_termios) (void*);
int (*chars_in_buffer) (void*);
diff --git a/include/linux/istallion.h b/include/linux/istallion.h
index 0d184072324..7faca98c7d1 100644
--- a/include/linux/istallion.h
+++ b/include/linux/istallion.h
@@ -59,9 +59,7 @@ struct stliport {
unsigned int devnr;
int baud_base;
int custom_divisor;
- int close_delay;
int closing_wait;
- int openwaitcnt;
int rc;
int argsize;
void *argp;
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index b6e69445428..218c73b1e6d 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -1766,6 +1766,7 @@
#define PCI_DEVICE_ID_SIIG_8S_20x_650 0x2081
#define PCI_DEVICE_ID_SIIG_8S_20x_850 0x2082
#define PCI_SUBDEVICE_ID_SIIG_QUARTET_SERIAL 0x2050
+#define PCI_SUBDEVICE_ID_SIIG_DUAL_SERIAL 0x2530
#define PCI_VENDOR_ID_RADISYS 0x1331
@@ -1795,6 +1796,7 @@
#define PCI_DEVICE_ID_SEALEVEL_UCOMM232 0x7202
#define PCI_DEVICE_ID_SEALEVEL_COMM4 0x7401
#define PCI_DEVICE_ID_SEALEVEL_COMM8 0x7801
+#define PCI_DEVICE_ID_SEALEVEL_7803 0x7803
#define PCI_DEVICE_ID_SEALEVEL_UCOMM8 0x7804
#define PCI_VENDOR_ID_HYPERCOPE 0x1365
diff --git a/include/linux/serial.h b/include/linux/serial.h
index 1ea8d9265bf..9136cc5608c 100644
--- a/include/linux/serial.h
+++ b/include/linux/serial.h
@@ -10,8 +10,9 @@
#ifndef _LINUX_SERIAL_H
#define _LINUX_SERIAL_H
-#ifdef __KERNEL__
#include <linux/types.h>
+
+#ifdef __KERNEL__
#include <asm/page.h>
/*
diff --git a/include/linux/serial_8250.h b/include/linux/serial_8250.h
index 3d37c94abbc..d4d2a78ad43 100644
--- a/include/linux/serial_8250.h
+++ b/include/linux/serial_8250.h
@@ -28,6 +28,9 @@ struct plat_serial8250_port {
unsigned char iotype; /* UPIO_* */
unsigned char hub6;
upf_t flags; /* UPF_* flags */
+ unsigned int type; /* If UPF_FIXED_TYPE */
+ unsigned int (*serial_in)(struct uart_port *, int);
+ void (*serial_out)(struct uart_port *, int, int);
};
/*
diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h
index feb3b939ec4..b4199841f1f 100644
--- a/include/linux/serial_core.h
+++ b/include/linux/serial_core.h
@@ -40,7 +40,8 @@
#define PORT_NS16550A 14
#define PORT_XSCALE 15
#define PORT_RM9000 16 /* PMC-Sierra RM9xxx internal UART */
-#define PORT_MAX_8250 16 /* max port ID */
+#define PORT_OCTEON 17 /* Cavium OCTEON internal UART */
+#define PORT_MAX_8250 17 /* max port ID */
/*
* ARM specific type numbers. These are not currently guaranteed
@@ -248,6 +249,8 @@ struct uart_port {
spinlock_t lock; /* port lock */
unsigned long iobase; /* in/out[bwl] */
unsigned char __iomem *membase; /* read/write[bwl] */
+ unsigned int (*serial_in)(struct uart_port *, int);
+ void (*serial_out)(struct uart_port *, int, int);
unsigned int irq; /* irq number */
unsigned int uartclk; /* base uart clock */
unsigned int fifosize; /* tx fifo size */
@@ -293,6 +296,8 @@ struct uart_port {
#define UPF_MAGIC_MULTIPLIER ((__force upf_t) (1 << 16))
#define UPF_CONS_FLOW ((__force upf_t) (1 << 23))
#define UPF_SHARE_IRQ ((__force upf_t) (1 << 24))
+/* The exact UART type is known and should not be probed. */
+#define UPF_FIXED_TYPE ((__force upf_t) (1 << 27))
#define UPF_BOOT_AUTOCONF ((__force upf_t) (1 << 28))
#define UPF_FIXED_PORT ((__force upf_t) (1 << 29))
#define UPF_DEAD ((__force upf_t) (1 << 30))
@@ -316,35 +321,13 @@ struct uart_port {
};
/*
- * This is the state information which is persistent across opens.
- * The low level driver must not to touch any elements contained
- * within.
- */
-struct uart_state {
- unsigned int close_delay; /* msec */
- unsigned int closing_wait; /* msec */
-
-#define USF_CLOSING_WAIT_INF (0)
-#define USF_CLOSING_WAIT_NONE (~0U)
-
- int count;
- int pm_state;
- struct uart_info *info;
- struct uart_port *port;
-
- struct mutex mutex;
-};
-
-#define UART_XMIT_SIZE PAGE_SIZE
-
-typedef unsigned int __bitwise__ uif_t;
-
-/*
* This is the state information which is only valid when the port
- * is open; it may be freed by the core driver once the device has
+ * is open; it may be cleared the core driver once the device has
* been closed. Either the low level driver or the core can modify
* stuff here.
*/
+typedef unsigned int __bitwise__ uif_t;
+
struct uart_info {
struct tty_port port;
struct circ_buf xmit;
@@ -366,6 +349,29 @@ struct uart_info {
wait_queue_head_t delta_msr_wait;
};
+/*
+ * This is the state information which is persistent across opens.
+ * The low level driver must not to touch any elements contained
+ * within.
+ */
+struct uart_state {
+ unsigned int close_delay; /* msec */
+ unsigned int closing_wait; /* msec */
+
+#define USF_CLOSING_WAIT_INF (0)
+#define USF_CLOSING_WAIT_NONE (~0U)
+
+ int count;
+ int pm_state;
+ struct uart_info info;
+ struct uart_port *port;
+
+ struct mutex mutex;
+};
+
+#define UART_XMIT_SIZE PAGE_SIZE
+
+
/* number of characters left in xmit buffer before we ask for more */
#define WAKEUP_CHARS 256
@@ -439,8 +445,13 @@ int uart_resume_port(struct uart_driver *reg, struct uart_port *port);
#define uart_circ_chars_free(circ) \
(CIRC_SPACE((circ)->head, (circ)->tail, UART_XMIT_SIZE))
-#define uart_tx_stopped(portp) \
- ((portp)->info->port.tty->stopped || (portp)->info->port.tty->hw_stopped)
+static inline int uart_tx_stopped(struct uart_port *port)
+{
+ struct tty_struct *tty = port->info->port.tty;
+ if(tty->stopped || tty->hw_stopped)
+ return 1;
+ return 0;
+}
/*
* The following are helper functions for the low level drivers.
@@ -451,7 +462,7 @@ uart_handle_sysrq_char(struct uart_port *port, unsigned int ch)
#ifdef SUPPORT_SYSRQ
if (port->sysrq) {
if (ch && time_before(jiffies, port->sysrq)) {
- handle_sysrq(ch, port->info ? port->info->port.tty : NULL);
+ handle_sysrq(ch, port->info->port.tty);
port->sysrq = 0;
return 1;
}
diff --git a/include/linux/tty.h b/include/linux/tty.h
index 3f4954c55e5..fc39db95499 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -180,8 +180,17 @@ struct signal_struct;
* until a hangup so don't use the wrong path.
*/
+struct tty_port;
+
+struct tty_port_operations {
+ /* Return 1 if the carrier is raised */
+ int (*carrier_raised)(struct tty_port *port);
+ void (*raise_dtr_rts)(struct tty_port *port);
+};
+
struct tty_port {
struct tty_struct *tty; /* Back pointer */
+ const struct tty_port_operations *ops; /* Port operations */
spinlock_t lock; /* Lock protecting tty field */
int blocked_open; /* Waiting to open */
int count; /* Usage count */
@@ -253,6 +262,7 @@ struct tty_struct {
unsigned int column;
unsigned char lnext:1, erasing:1, raw:1, real_raw:1, icanon:1;
unsigned char closing:1;
+ unsigned char echo_overrun:1;
unsigned short minimum_to_wake;
unsigned long overrun_time;
int num_overrun;
@@ -262,11 +272,16 @@ struct tty_struct {
int read_tail;
int read_cnt;
unsigned long read_flags[N_TTY_BUF_SIZE/(8*sizeof(unsigned long))];
+ unsigned char *echo_buf;
+ unsigned int echo_pos;
+ unsigned int echo_cnt;
int canon_data;
unsigned long canon_head;
unsigned int canon_column;
struct mutex atomic_read_lock;
struct mutex atomic_write_lock;
+ struct mutex output_lock;
+ struct mutex echo_lock;
unsigned char *write_buf;
int write_cnt;
spinlock_t read_lock;
@@ -295,6 +310,7 @@ struct tty_struct {
#define TTY_PUSH 6 /* n_tty private */
#define TTY_CLOSING 7 /* ->close() in progress */
#define TTY_LDISC 9 /* Line discipline attached */
+#define TTY_LDISC_CHANGING 10 /* Line discipline changing */
#define TTY_HW_COOK_OUT 14 /* Hardware can do output cooking */
#define TTY_HW_COOK_IN 15 /* Hardware can do input cooking */
#define TTY_PTY_LOCK 16 /* pty private */
@@ -354,8 +370,7 @@ extern int tty_write_room(struct tty_struct *tty);
extern void tty_driver_flush_buffer(struct tty_struct *tty);
extern void tty_throttle(struct tty_struct *tty);
extern void tty_unthrottle(struct tty_struct *tty);
-extern int tty_do_resize(struct tty_struct *tty, struct tty_struct *real_tty,
- struct winsize *ws);
+extern int tty_do_resize(struct tty_struct *tty, struct winsize *ws);
extern void tty_shutdown(struct tty_struct *tty);
extern void tty_free_termios(struct tty_struct *tty);
extern int is_current_pgrp_orphaned(void);
@@ -421,6 +436,14 @@ extern int tty_port_alloc_xmit_buf(struct tty_port *port);
extern void tty_port_free_xmit_buf(struct tty_port *port);
extern struct tty_struct *tty_port_tty_get(struct tty_port *port);
extern void tty_port_tty_set(struct tty_port *port, struct tty_struct *tty);
+extern int tty_port_carrier_raised(struct tty_port *port);
+extern void tty_port_raise_dtr_rts(struct tty_port *port);
+extern void tty_port_hangup(struct tty_port *port);
+extern int tty_port_block_til_ready(struct tty_port *port,
+ struct tty_struct *tty, struct file *filp);
+extern int tty_port_close_start(struct tty_port *port,
+ struct tty_struct *tty, struct file *filp);
+extern void tty_port_close_end(struct tty_port *port, struct tty_struct *tty);
extern int tty_register_ldisc(int disc, struct tty_ldisc_ops *new_ldisc);
extern int tty_unregister_ldisc(int disc);
diff --git a/include/linux/tty_driver.h b/include/linux/tty_driver.h
index 78416b90158..08e088334db 100644
--- a/include/linux/tty_driver.h
+++ b/include/linux/tty_driver.h
@@ -196,8 +196,7 @@
* Optional: If not provided then the write method is called under
* the atomic write lock to keep it serialized with the ldisc.
*
- * int (*resize)(struct tty_struct *tty, struct tty_struct *real_tty,
- * unsigned int rows, unsigned int cols);
+ * int (*resize)(struct tty_struct *tty, struct winsize *ws)
*
* Called when a termios request is issued which changes the
* requested terminal geometry.
@@ -258,8 +257,7 @@ struct tty_operations {
int (*tiocmget)(struct tty_struct *tty, struct file *file);
int (*tiocmset)(struct tty_struct *tty, struct file *file,
unsigned int set, unsigned int clear);
- int (*resize)(struct tty_struct *tty, struct tty_struct *real_tty,
- struct winsize *ws);
+ int (*resize)(struct tty_struct *tty, struct winsize *ws);
int (*set_termiox)(struct tty_struct *tty, struct termiox *tnew);
#ifdef CONFIG_CONSOLE_POLL
int (*poll_init)(struct tty_driver *driver, int line, char *options);
diff --git a/include/linux/usb/wusb-wa.h b/include/linux/usb/wusb-wa.h
index a102561e702..fb7c359bdfb 100644
--- a/include/linux/usb/wusb-wa.h
+++ b/include/linux/usb/wusb-wa.h
@@ -51,6 +51,7 @@ enum {
WUSB_REQ_GET_TIME = 25,
WUSB_REQ_SET_STREAM_IDX = 26,
WUSB_REQ_SET_WUSB_MAS = 27,
+ WUSB_REQ_CHAN_STOP = 28,
};
diff --git a/include/linux/uwb.h b/include/linux/uwb.h
index f9ccbd9a2ce..c02128991ff 100644
--- a/include/linux/uwb.h
+++ b/include/linux/uwb.h
@@ -30,6 +30,7 @@
#include <linux/device.h>
#include <linux/mutex.h>
#include <linux/timer.h>
+#include <linux/wait.h>
#include <linux/workqueue.h>
#include <linux/uwb/spec.h>
@@ -66,6 +67,7 @@ struct uwb_dev {
struct uwb_dev_addr dev_addr;
int beacon_slot;
DECLARE_BITMAP(streams, UWB_NUM_STREAMS);
+ DECLARE_BITMAP(last_availability_bm, UWB_NUM_MAS);
};
#define to_uwb_dev(d) container_of(d, struct uwb_dev, dev)
@@ -86,12 +88,31 @@ struct uwb_notifs_chain {
struct mutex mutex;
};
+/* Beacon cache list */
+struct uwb_beca {
+ struct list_head list;
+ size_t entries;
+ struct mutex mutex;
+};
+
+/* Event handling thread. */
+struct uwbd {
+ int pid;
+ struct task_struct *task;
+ wait_queue_head_t wq;
+ struct list_head event_list;
+ spinlock_t event_list_lock;
+};
+
/**
* struct uwb_mas_bm - a bitmap of all MAS in a superframe
* @bm: a bitmap of length #UWB_NUM_MAS
*/
struct uwb_mas_bm {
DECLARE_BITMAP(bm, UWB_NUM_MAS);
+ DECLARE_BITMAP(unsafe_bm, UWB_NUM_MAS);
+ int safe;
+ int unsafe;
};
/**
@@ -117,14 +138,24 @@ struct uwb_mas_bm {
* FIXME: further target states TBD.
*/
enum uwb_rsv_state {
- UWB_RSV_STATE_NONE,
+ UWB_RSV_STATE_NONE = 0,
UWB_RSV_STATE_O_INITIATED,
UWB_RSV_STATE_O_PENDING,
UWB_RSV_STATE_O_MODIFIED,
UWB_RSV_STATE_O_ESTABLISHED,
+ UWB_RSV_STATE_O_TO_BE_MOVED,
+ UWB_RSV_STATE_O_MOVE_EXPANDING,
+ UWB_RSV_STATE_O_MOVE_COMBINING,
+ UWB_RSV_STATE_O_MOVE_REDUCING,
UWB_RSV_STATE_T_ACCEPTED,
UWB_RSV_STATE_T_DENIED,
+ UWB_RSV_STATE_T_CONFLICT,
UWB_RSV_STATE_T_PENDING,
+ UWB_RSV_STATE_T_EXPANDING_ACCEPTED,
+ UWB_RSV_STATE_T_EXPANDING_CONFLICT,
+ UWB_RSV_STATE_T_EXPANDING_PENDING,
+ UWB_RSV_STATE_T_EXPANDING_DENIED,
+ UWB_RSV_STATE_T_RESIZED,
UWB_RSV_STATE_LAST,
};
@@ -149,6 +180,12 @@ struct uwb_rsv_target {
};
};
+struct uwb_rsv_move {
+ struct uwb_mas_bm final_mas;
+ struct uwb_ie_drp *companion_drp_ie;
+ struct uwb_mas_bm companion_mas;
+};
+
/*
* Number of streams reserved for reservations targeted at DevAddrs.
*/
@@ -186,6 +223,7 @@ typedef void (*uwb_rsv_cb_f)(struct uwb_rsv *rsv);
*
* @status: negotiation status
* @stream: stream index allocated for this reservation
+ * @tiebreaker: conflict tiebreaker for this reservation
* @mas: reserved MAS
* @drp_ie: the DRP IE
* @ie_valid: true iff the DRP IE matches the reservation parameters
@@ -201,25 +239,29 @@ struct uwb_rsv {
struct uwb_rc *rc;
struct list_head rc_node;
struct list_head pal_node;
+ struct kref kref;
struct uwb_dev *owner;
struct uwb_rsv_target target;
enum uwb_drp_type type;
int max_mas;
int min_mas;
- int sparsity;
+ int max_interval;
bool is_multicast;
uwb_rsv_cb_f callback;
void *pal_priv;
enum uwb_rsv_state state;
+ bool needs_release_companion_mas;
u8 stream;
+ u8 tiebreaker;
struct uwb_mas_bm mas;
struct uwb_ie_drp *drp_ie;
+ struct uwb_rsv_move mv;
bool ie_valid;
struct timer_list timer;
- bool expired;
+ struct work_struct handle_timeout_work;
};
static const
@@ -261,6 +303,13 @@ struct uwb_drp_avail {
bool ie_valid;
};
+struct uwb_drp_backoff_win {
+ u8 window;
+ u8 n;
+ int total_expired;
+ struct timer_list timer;
+ bool can_reserve_extra_mases;
+};
const char *uwb_rsv_state_str(enum uwb_rsv_state state);
const char *uwb_rsv_type_str(enum uwb_drp_type type);
@@ -276,6 +325,8 @@ void uwb_rsv_terminate(struct uwb_rsv *rsv);
void uwb_rsv_accept(struct uwb_rsv *rsv, uwb_rsv_cb_f cb, void *pal_priv);
+void uwb_rsv_get_usable_mas(struct uwb_rsv *orig_rsv, struct uwb_mas_bm *mas);
+
/**
* Radio Control Interface instance
*
@@ -337,23 +388,33 @@ struct uwb_rc {
u8 ctx_roll;
int beaconing; /* Beaconing state [channel number] */
+ int beaconing_forced;
int scanning;
enum uwb_scan_type scan_type:3;
unsigned ready:1;
struct uwb_notifs_chain notifs_chain;
+ struct uwb_beca uwb_beca;
+
+ struct uwbd uwbd;
+ struct uwb_drp_backoff_win bow;
struct uwb_drp_avail drp_avail;
struct list_head reservations;
+ struct list_head cnflt_alien_list;
+ struct uwb_mas_bm cnflt_alien_bitmap;
struct mutex rsvs_mutex;
+ spinlock_t rsvs_lock;
struct workqueue_struct *rsv_workq;
- struct work_struct rsv_update_work;
+ struct delayed_work rsv_update_work;
+ struct delayed_work rsv_alien_bp_work;
+ int set_drp_ie_pending;
struct mutex ies_mutex;
struct uwb_rc_cmd_set_ie *ies;
size_t ies_capacity;
- spinlock_t pal_lock;
struct list_head pals;
+ int active_pals;
struct uwb_dbg *dbg;
};
@@ -361,11 +422,19 @@ struct uwb_rc {
/**
* struct uwb_pal - a UWB PAL
- * @name: descriptive name for this PAL (wushc, wlp, etc.).
+ * @name: descriptive name for this PAL (wusbhc, wlp, etc.).
* @device: a device for the PAL. Used to link the PAL and the radio
* controller in sysfs.
+ * @rc: the radio controller the PAL uses.
+ * @channel_changed: called when the channel used by the radio changes.
+ * A channel of -1 means the channel has been stopped.
* @new_rsv: called when a peer requests a reservation (may be NULL if
* the PAL cannot accept reservation requests).
+ * @channel: channel being used by the PAL; 0 if the PAL isn't using
+ * the radio; -1 if the PAL wishes to use the radio but
+ * cannot.
+ * @debugfs_dir: a debugfs directory which the PAL can use for its own
+ * debugfs files.
*
* A Protocol Adaptation Layer (PAL) is a user of the WiMedia UWB
* radio platform (e.g., WUSB, WLP or Bluetooth UWB AMP).
@@ -384,12 +453,21 @@ struct uwb_pal {
struct list_head node;
const char *name;
struct device *device;
- void (*new_rsv)(struct uwb_rsv *rsv);
+ struct uwb_rc *rc;
+
+ void (*channel_changed)(struct uwb_pal *pal, int channel);
+ void (*new_rsv)(struct uwb_pal *pal, struct uwb_rsv *rsv);
+
+ int channel;
+ struct dentry *debugfs_dir;
};
void uwb_pal_init(struct uwb_pal *pal);
-int uwb_pal_register(struct uwb_rc *rc, struct uwb_pal *pal);
-void uwb_pal_unregister(struct uwb_rc *rc, struct uwb_pal *pal);
+int uwb_pal_register(struct uwb_pal *pal);
+void uwb_pal_unregister(struct uwb_pal *pal);
+
+int uwb_radio_start(struct uwb_pal *pal);
+void uwb_radio_stop(struct uwb_pal *pal);
/*
* General public API
@@ -443,8 +521,6 @@ ssize_t uwb_rc_vcmd(struct uwb_rc *rc, const char *cmd_name,
struct uwb_rccb *cmd, size_t cmd_size,
u8 expected_type, u16 expected_event,
struct uwb_rceb **preply);
-ssize_t uwb_rc_get_ie(struct uwb_rc *, struct uwb_rc_evt_get_ie **);
-int uwb_bg_joined(struct uwb_rc *rc);
size_t __uwb_addr_print(char *, size_t, const unsigned char *, int);
@@ -520,6 +596,8 @@ void uwb_rc_rm(struct uwb_rc *);
void uwb_rc_neh_grok(struct uwb_rc *, void *, size_t);
void uwb_rc_neh_error(struct uwb_rc *, int);
void uwb_rc_reset_all(struct uwb_rc *rc);
+void uwb_rc_pre_reset(struct uwb_rc *rc);
+void uwb_rc_post_reset(struct uwb_rc *rc);
/**
* uwb_rsv_is_owner - is the owner of this reservation the RC?
@@ -531,7 +609,9 @@ static inline bool uwb_rsv_is_owner(struct uwb_rsv *rsv)
}
/**
- * Events generated by UWB that can be passed to any listeners
+ * enum uwb_notifs - UWB events that can be passed to any listeners
+ * @UWB_NOTIF_ONAIR: a new neighbour has joined the beacon group.
+ * @UWB_NOTIF_OFFAIR: a neighbour has left the beacon group.
*
* Higher layers can register callback functions with the radio
* controller using uwb_notifs_register(). The radio controller
@@ -539,8 +619,6 @@ static inline bool uwb_rsv_is_owner(struct uwb_rsv *rsv)
* nodes when an event occurs.
*/
enum uwb_notifs {
- UWB_NOTIF_BG_JOIN = 0, /* radio controller joined a beacon group */
- UWB_NOTIF_BG_LEAVE = 1, /* radio controller left a beacon group */
UWB_NOTIF_ONAIR,
UWB_NOTIF_OFFAIR,
};
@@ -652,22 +730,9 @@ static inline int edc_inc(struct edc *err_hist, u16 max_err, u16 timeframe)
/* Information Element handling */
-/* For representing the state of writing to a buffer when iterating */
-struct uwb_buf_ctx {
- char *buf;
- size_t bytes, size;
-};
-
-typedef int (*uwb_ie_f)(struct uwb_dev *, const struct uwb_ie_hdr *,
- size_t, void *);
struct uwb_ie_hdr *uwb_ie_next(void **ptr, size_t *len);
-ssize_t uwb_ie_for_each(struct uwb_dev *uwb_dev, uwb_ie_f fn, void *data,
- const void *buf, size_t size);
-int uwb_ie_dump_hex(struct uwb_dev *, const struct uwb_ie_hdr *,
- size_t, void *);
-int uwb_rc_set_ie(struct uwb_rc *, struct uwb_rc_cmd_set_ie *);
-struct uwb_ie_hdr *uwb_ie_next(void **ptr, size_t *len);
-
+int uwb_rc_ie_add(struct uwb_rc *uwb_rc, const struct uwb_ie_hdr *ies, size_t size);
+int uwb_rc_ie_rm(struct uwb_rc *uwb_rc, enum uwb_ie element_id);
/*
* Transmission statistics
diff --git a/include/linux/uwb/debug-cmd.h b/include/linux/uwb/debug-cmd.h
index 1141f41bab5..8da004e2562 100644
--- a/include/linux/uwb/debug-cmd.h
+++ b/include/linux/uwb/debug-cmd.h
@@ -32,6 +32,10 @@
enum uwb_dbg_cmd_type {
UWB_DBG_CMD_RSV_ESTABLISH = 1,
UWB_DBG_CMD_RSV_TERMINATE = 2,
+ UWB_DBG_CMD_IE_ADD = 3,
+ UWB_DBG_CMD_IE_RM = 4,
+ UWB_DBG_CMD_RADIO_START = 5,
+ UWB_DBG_CMD_RADIO_STOP = 6,
};
struct uwb_dbg_cmd_rsv_establish {
@@ -39,18 +43,25 @@ struct uwb_dbg_cmd_rsv_establish {
__u8 type;
__u16 max_mas;
__u16 min_mas;
- __u8 sparsity;
+ __u8 max_interval;
};
struct uwb_dbg_cmd_rsv_terminate {
int index;
};
+struct uwb_dbg_cmd_ie {
+ __u8 data[128];
+ int len;
+};
+
struct uwb_dbg_cmd {
__u32 type;
union {
struct uwb_dbg_cmd_rsv_establish rsv_establish;
struct uwb_dbg_cmd_rsv_terminate rsv_terminate;
+ struct uwb_dbg_cmd_ie ie_add;
+ struct uwb_dbg_cmd_ie ie_rm;
};
};
diff --git a/include/linux/uwb/debug.h b/include/linux/uwb/debug.h
deleted file mode 100644
index a86a73fe303..00000000000
--- a/include/linux/uwb/debug.h
+++ /dev/null
@@ -1,82 +0,0 @@
-/*
- * Ultra Wide Band
- * Debug Support
- *
- * Copyright (C) 2005-2006 Intel Corporation
- * Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.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., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301, USA.
- *
- *
- * FIXME: doc
- * Invoke like:
- *
- * #define D_LOCAL 4
- * #include <linux/uwb/debug.h>
- *
- * At the end of your include files.
- */
-#include <linux/types.h>
-
-struct device;
-extern void dump_bytes(struct device *dev, const void *_buf, size_t rsize);
-
-/* Master debug switch; !0 enables, 0 disables */
-#define D_MASTER (!0)
-
-/* Local (per-file) debug switch; #define before #including */
-#ifndef D_LOCAL
-#define D_LOCAL 0
-#endif
-
-#undef __d_printf
-#undef d_fnstart
-#undef d_fnend
-#undef d_printf
-#undef d_dump
-
-#define __d_printf(l, _tag, _dev, f, a...) \
-do { \
- struct device *__dev = (_dev); \
- if (D_MASTER && D_LOCAL >= (l)) { \
- char __head[64] = ""; \
- if (_dev != NULL) { \
- if ((unsigned long)__dev < 4096) \
- printk(KERN_ERR "E: Corrupt dev %p\n", \
- __dev); \
- else \
- snprintf(__head, sizeof(__head), \
- "%s %s: ", \
- dev_driver_string(__dev), \
- __dev->bus_id); \
- } \
- printk(KERN_ERR "%s%s" _tag ": " f, __head, \
- __func__, ## a); \
- } \
-} while (0 && _dev)
-
-#define d_fnstart(l, _dev, f, a...) \
- __d_printf(l, " FNSTART", _dev, f, ## a)
-#define d_fnend(l, _dev, f, a...) \
- __d_printf(l, " FNEND", _dev, f, ## a)
-#define d_printf(l, _dev, f, a...) \
- __d_printf(l, "", _dev, f, ## a)
-#define d_dump(l, _dev, ptr, size) \
-do { \
- struct device *__dev = _dev; \
- if (D_MASTER && D_LOCAL >= (l)) \
- dump_bytes(__dev, ptr, size); \
-} while (0 && _dev)
-#define d_test(l) (D_MASTER && D_LOCAL >= (l))
diff --git a/include/linux/uwb/spec.h b/include/linux/uwb/spec.h
index 198c15f8e25..b52e44f1bd3 100644
--- a/include/linux/uwb/spec.h
+++ b/include/linux/uwb/spec.h
@@ -59,6 +59,11 @@ enum { UWB_NUM_ZONES = 16 };
#define UWB_MAS_PER_ZONE (UWB_NUM_MAS / UWB_NUM_ZONES)
/*
+ * Number of MAS required before a row can be considered available.
+ */
+#define UWB_USABLE_MAS_PER_ROW (UWB_NUM_ZONES - 1)
+
+/*
* Number of streams per DRP reservation between a pair of devices.
*
* [ECMA-368] section 16.8.6.
@@ -94,6 +99,26 @@ enum { UWB_BEACON_SLOT_LENGTH_US = 85 };
enum { UWB_MAX_LOST_BEACONS = 3 };
/*
+ * mDRPBackOffWinMin
+ *
+ * The minimum number of superframes to wait before trying to reserve
+ * extra MAS.
+ *
+ * [ECMA-368] section 17.16
+ */
+enum { UWB_DRP_BACKOFF_WIN_MIN = 2 };
+
+/*
+ * mDRPBackOffWinMax
+ *
+ * The maximum number of superframes to wait before trying to reserve
+ * extra MAS.
+ *
+ * [ECMA-368] section 17.16
+ */
+enum { UWB_DRP_BACKOFF_WIN_MAX = 16 };
+
+/*
* Length of a superframe in microseconds.
*/
#define UWB_SUPERFRAME_LENGTH_US (UWB_MAS_LENGTH_US * UWB_NUM_MAS)
@@ -200,6 +225,12 @@ enum uwb_drp_reason {
UWB_DRP_REASON_MODIFIED,
};
+/** Relinquish Request Reason Codes ([ECMA-368] table 113) */
+enum uwb_relinquish_req_reason {
+ UWB_RELINQUISH_REQ_REASON_NON_SPECIFIC = 0,
+ UWB_RELINQUISH_REQ_REASON_OVER_ALLOCATION,
+};
+
/**
* DRP Notification Reason Codes (WHCI 0.95 [3.1.4.9])
*/
@@ -252,6 +283,7 @@ enum uwb_ie {
UWB_APP_SPEC_PROBE_IE = 15,
UWB_IDENTIFICATION_IE = 19,
UWB_MASTER_KEY_ID_IE = 20,
+ UWB_RELINQUISH_REQUEST_IE = 21,
UWB_IE_WLP = 250, /* WiMedia Logical Link Control Protocol WLP 0.99 */
UWB_APP_SPEC_IE = 255,
};
@@ -365,6 +397,27 @@ struct uwb_ie_drp_avail {
DECLARE_BITMAP(bmp, UWB_NUM_MAS);
} __attribute__((packed));
+/* Relinqish Request IE ([ECMA-368] section 16.8.19). */
+struct uwb_relinquish_request_ie {
+ struct uwb_ie_hdr hdr;
+ __le16 relinquish_req_control;
+ struct uwb_dev_addr dev_addr;
+ struct uwb_drp_alloc allocs[];
+} __attribute__((packed));
+
+static inline int uwb_ie_relinquish_req_reason_code(struct uwb_relinquish_request_ie *ie)
+{
+ return (le16_to_cpu(ie->relinquish_req_control) >> 0) & 0xf;
+}
+
+static inline void uwb_ie_relinquish_req_set_reason_code(struct uwb_relinquish_request_ie *ie,
+ int reason_code)
+{
+ u16 ctrl = le16_to_cpu(ie->relinquish_req_control);
+ ctrl = (ctrl & ~(0xf << 0)) | (reason_code << 0);
+ ie->relinquish_req_control = cpu_to_le16(ctrl);
+}
+
/**
* The Vendor ID is set to an OUI that indicates the vendor of the device.
* ECMA-368 [16.8.10]
diff --git a/include/linux/uwb/umc.h b/include/linux/uwb/umc.h
index 36a39e34f8d..4b4fc0f4385 100644
--- a/include/linux/uwb/umc.h
+++ b/include/linux/uwb/umc.h
@@ -89,6 +89,8 @@ struct umc_driver {
void (*remove)(struct umc_dev *);
int (*suspend)(struct umc_dev *, pm_message_t state);
int (*resume)(struct umc_dev *);
+ int (*pre_reset)(struct umc_dev *);
+ int (*post_reset)(struct umc_dev *);
struct device_driver driver;
};
diff --git a/include/linux/wlp.h b/include/linux/wlp.h
index 033545e145c..ac95ce6606a 100644
--- a/include/linux/wlp.h
+++ b/include/linux/wlp.h
@@ -646,6 +646,7 @@ struct wlp_wss {
struct wlp {
struct mutex mutex;
struct uwb_rc *rc; /* UWB radio controller */
+ struct net_device *ndev;
struct uwb_pal pal;
struct wlp_eda eda;
struct wlp_uuid uuid;
@@ -675,7 +676,7 @@ struct wlp_wss_attribute {
static struct wlp_wss_attribute wss_attr_##_name = __ATTR(_name, _mode, \
_show, _store)
-extern int wlp_setup(struct wlp *, struct uwb_rc *);
+extern int wlp_setup(struct wlp *, struct uwb_rc *, struct net_device *ndev);
extern void wlp_remove(struct wlp *);
extern ssize_t wlp_neighborhood_show(struct wlp *, char *);
extern int wlp_wss_setup(struct net_device *, struct wlp_wss *);
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-01 15:23:59 +0000