diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/cyclades.h | 11 | ||||
-rw-r--r-- | include/linux/device.h | 7 | ||||
-rw-r--r-- | include/linux/genhd.h | 2 | ||||
-rw-r--r-- | include/linux/hayesesp.h | 1 | ||||
-rw-r--r-- | include/linux/kfifo.h | 4 | ||||
-rw-r--r-- | include/linux/miscdevice.h | 3 | ||||
-rw-r--r-- | include/linux/perf_counter.h | 80 | ||||
-rw-r--r-- | include/linux/serial.h | 2 | ||||
-rw-r--r-- | include/linux/serial_8250.h | 1 | ||||
-rw-r--r-- | include/linux/serial_core.h | 93 | ||||
-rw-r--r-- | include/linux/tty.h | 19 | ||||
-rw-r--r-- | include/linux/usb.h | 4 | ||||
-rw-r--r-- | include/linux/usb/serial.h | 10 | ||||
-rw-r--r-- | include/linux/vt.h | 32 | ||||
-rw-r--r-- | include/linux/vt_kern.h | 16 | ||||
-rw-r--r-- | include/trace/events/power.h | 81 | ||||
-rw-r--r-- | include/trace/events/sched.h | 33 |
17 files changed, 301 insertions, 98 deletions
diff --git a/include/linux/cyclades.h b/include/linux/cyclades.h index 1fbdea4f08eb..a5049eaf782d 100644 --- a/include/linux/cyclades.h +++ b/include/linux/cyclades.h @@ -499,6 +499,7 @@ struct cyclades_card { void __iomem *p9050; struct RUNTIME_9060 __iomem *p9060; } ctl_addr; + struct BOARD_CTRL __iomem *board_ctrl; /* cyz specific */ int irq; unsigned int num_chips; /* 0 if card absent, -1 if Z/PCI, else Y */ unsigned int first_line; /* minor number of first channel on card */ @@ -541,6 +542,15 @@ struct cyclades_port { int magic; struct tty_port port; struct cyclades_card *card; + union { + struct { + void __iomem *base_addr; + } cyy; + struct { + struct CH_CTRL __iomem *ch_ctrl; + struct BUF_CTRL __iomem *buf_ctrl; + } cyz; + } u; int line; int flags; /* defined in tty.h */ int type; /* UART type */ @@ -568,7 +578,6 @@ struct cyclades_port { struct cyclades_idle_stats idle_stats; struct cyclades_icount icount; struct completion shutdown_wait; - wait_queue_head_t delta_msr_wait; int throttle; }; diff --git a/include/linux/device.h b/include/linux/device.h index 847b763e40e9..aca31bf7d8ed 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -193,7 +193,7 @@ struct class { struct kobject *dev_kobj; int (*dev_uevent)(struct device *dev, struct kobj_uevent_env *env); - char *(*nodename)(struct device *dev); + char *(*devnode)(struct device *dev, mode_t *mode); void (*class_release)(struct class *class); void (*dev_release)(struct device *dev); @@ -298,7 +298,7 @@ struct device_type { const char *name; const struct attribute_group **groups; int (*uevent)(struct device *dev, struct kobj_uevent_env *env); - char *(*nodename)(struct device *dev); + char *(*devnode)(struct device *dev, mode_t *mode); void (*release)(struct device *dev); const struct dev_pm_ops *pm; @@ -487,7 +487,8 @@ extern struct device *device_find_child(struct device *dev, void *data, extern int device_rename(struct device *dev, char *new_name); extern int device_move(struct device *dev, struct device *new_parent, enum dpm_order dpm_order); -extern const char *device_get_nodename(struct device *dev, const char **tmp); +extern const char *device_get_devnode(struct device *dev, + mode_t *mode, const char **tmp); extern void *dev_get_drvdata(const struct device *dev); extern void dev_set_drvdata(struct device *dev, void *data); diff --git a/include/linux/genhd.h b/include/linux/genhd.h index 44263cb27121..109d179adb93 100644 --- a/include/linux/genhd.h +++ b/include/linux/genhd.h @@ -142,7 +142,7 @@ struct gendisk { * disks that can't be partitioned. */ char disk_name[DISK_NAME_LEN]; /* name of major driver */ - char *(*nodename)(struct gendisk *gd); + char *(*devnode)(struct gendisk *gd, mode_t *mode); /* Array of pointers to partitions indexed by partno. * Protected with matching bdev lock but stat and other * non-critical accesses use RCU. Always access through diff --git a/include/linux/hayesesp.h b/include/linux/hayesesp.h index 940aeb51d53f..92b08cfe4a75 100644 --- a/include/linux/hayesesp.h +++ b/include/linux/hayesesp.h @@ -96,7 +96,6 @@ struct esp_struct { int xmit_head; int xmit_tail; int xmit_cnt; - wait_queue_head_t delta_msr_wait; wait_queue_head_t break_wait; struct async_icount icount; /* kernel counters for the 4 input interrupts */ struct hayes_esp_config config; /* port configuration */ diff --git a/include/linux/kfifo.h b/include/linux/kfifo.h index 29f62e1733ff..ad6bdf5a5970 100644 --- a/include/linux/kfifo.h +++ b/include/linux/kfifo.h @@ -38,7 +38,7 @@ extern struct kfifo *kfifo_alloc(unsigned int size, gfp_t gfp_mask, spinlock_t *lock); extern void kfifo_free(struct kfifo *fifo); extern unsigned int __kfifo_put(struct kfifo *fifo, - unsigned char *buffer, unsigned int len); + const unsigned char *buffer, unsigned int len); extern unsigned int __kfifo_get(struct kfifo *fifo, unsigned char *buffer, unsigned int len); @@ -77,7 +77,7 @@ static inline void kfifo_reset(struct kfifo *fifo) * bytes copied. */ static inline unsigned int kfifo_put(struct kfifo *fifo, - unsigned char *buffer, unsigned int len) + const unsigned char *buffer, unsigned int len) { unsigned long flags; unsigned int ret; diff --git a/include/linux/miscdevice.h b/include/linux/miscdevice.h index 052117744629..adaf3c15e449 100644 --- a/include/linux/miscdevice.h +++ b/include/linux/miscdevice.h @@ -41,7 +41,8 @@ struct miscdevice { struct list_head list; struct device *parent; struct device *this_device; - const char *devnode; + const char *nodename; + mode_t mode; }; extern int misc_register(struct miscdevice * misc); diff --git a/include/linux/perf_counter.h b/include/linux/perf_counter.h index 972f90d7a32f..bd341007c4fc 100644 --- a/include/linux/perf_counter.h +++ b/include/linux/perf_counter.h @@ -199,10 +199,14 @@ struct perf_counter_attr { inherit_stat : 1, /* per task counts */ enable_on_exec : 1, /* next exec enables */ task : 1, /* trace fork/exit */ + watermark : 1, /* wakeup_watermark */ - __reserved_1 : 50; + __reserved_1 : 49; - __u32 wakeup_events; /* wakeup every n events */ + union { + __u32 wakeup_events; /* wakeup every n events */ + __u32 wakeup_watermark; /* bytes before wakeup */ + }; __u32 __reserved_2; __u64 __reserved_3; @@ -332,6 +336,7 @@ enum perf_event_type { * struct perf_event_header header; * u32 pid, ppid; * u32 tid, ptid; + * u64 time; * }; */ PERF_EVENT_EXIT = 4, @@ -352,6 +357,7 @@ enum perf_event_type { * struct perf_event_header header; * u32 pid, ppid; * u32 tid, ptid; + * { u64 time; } && PERF_SAMPLE_TIME * }; */ PERF_EVENT_FORK = 7, @@ -521,6 +527,8 @@ struct perf_mmap_data { atomic_t wakeup; /* needs a wakeup */ atomic_t lost; /* nr records lost */ + long watermark; /* wakeup watermark */ + struct perf_counter_mmap_page *user_page; void *data_pages[0]; }; @@ -685,6 +693,17 @@ struct perf_cpu_context { int recursion[4]; }; +struct perf_output_handle { + struct perf_counter *counter; + struct perf_mmap_data *data; + unsigned long head; + unsigned long offset; + int nmi; + int sample; + int locked; + unsigned long flags; +}; + #ifdef CONFIG_PERF_COUNTERS /* @@ -716,16 +735,38 @@ extern int hw_perf_group_sched_in(struct perf_counter *group_leader, extern void perf_counter_update_userpage(struct perf_counter *counter); struct perf_sample_data { - struct pt_regs *regs; + u64 type; + + u64 ip; + struct { + u32 pid; + u32 tid; + } tid_entry; + u64 time; u64 addr; + u64 id; + u64 stream_id; + struct { + u32 cpu; + u32 reserved; + } cpu_entry; u64 period; + struct perf_callchain_entry *callchain; struct perf_raw_record *raw; }; +extern void perf_output_sample(struct perf_output_handle *handle, + struct perf_event_header *header, + struct perf_sample_data *data, + struct perf_counter *counter); +extern void perf_prepare_sample(struct perf_event_header *header, + struct perf_sample_data *data, + struct perf_counter *counter, + struct pt_regs *regs); + extern int perf_counter_overflow(struct perf_counter *counter, int nmi, - struct perf_sample_data *data); -extern void perf_counter_output(struct perf_counter *counter, int nmi, - struct perf_sample_data *data); + struct perf_sample_data *data, + struct pt_regs *regs); /* * Return 1 for a software counter, 0 for a hardware counter @@ -775,6 +816,12 @@ extern void perf_tpcounter_event(int event_id, u64 addr, u64 count, #define perf_instruction_pointer(regs) instruction_pointer(regs) #endif +extern int perf_output_begin(struct perf_output_handle *handle, + struct perf_counter *counter, unsigned int size, + int nmi, int sample); +extern void perf_output_end(struct perf_output_handle *handle); +extern void perf_output_copy(struct perf_output_handle *handle, + const void *buf, unsigned int len); #else static inline void perf_counter_task_sched_in(struct task_struct *task, int cpu) { } @@ -801,7 +848,28 @@ static inline void perf_counter_mmap(struct vm_area_struct *vma) { } static inline void perf_counter_comm(struct task_struct *tsk) { } static inline void perf_counter_fork(struct task_struct *tsk) { } static inline void perf_counter_init(void) { } + +static inline int +perf_output_begin(struct perf_output_handle *handle, struct perf_counter *c, + unsigned int size, int nmi, int sample) { } +static inline void perf_output_end(struct perf_output_handle *handle) { } +static inline void +perf_output_copy(struct perf_output_handle *handle, + const void *buf, unsigned int len) { } +static inline void +perf_output_sample(struct perf_output_handle *handle, + struct perf_event_header *header, + struct perf_sample_data *data, + struct perf_counter *counter) { } +static inline void +perf_prepare_sample(struct perf_event_header *header, + struct perf_sample_data *data, + struct perf_counter *counter, + struct pt_regs *regs) { } #endif +#define perf_output_put(handle, x) \ + perf_output_copy((handle), &(x), sizeof(x)) + #endif /* __KERNEL__ */ #endif /* _LINUX_PERF_COUNTER_H */ diff --git a/include/linux/serial.h b/include/linux/serial.h index e5bb75a63802..c8613c3ff9d3 100644 --- a/include/linux/serial.h +++ b/include/linux/serial.h @@ -122,6 +122,7 @@ struct serial_uart_config { /* Internal flags used only by kernel */ #define ASYNCB_INITIALIZED 31 /* Serial port was initialized */ +#define ASYNCB_SUSPENDED 30 /* Serial port is suspended */ #define ASYNCB_NORMAL_ACTIVE 29 /* Normal device is active */ #define ASYNCB_BOOT_AUTOCONF 28 /* Autoconfigure port on bootup */ #define ASYNCB_CLOSING 27 /* Serial port is closing */ @@ -133,6 +134,7 @@ struct serial_uart_config { #define ASYNCB_FIRST_KERNEL 22 #define ASYNC_HUP_NOTIFY (1U << ASYNCB_HUP_NOTIFY) +#define ASYNC_SUSPENDED (1U << ASYNCB_SUSPENDED) #define ASYNC_FOURPORT (1U << ASYNCB_FOURPORT) #define ASYNC_SAK (1U << ASYNCB_SAK) #define ASYNC_SPLIT_TERMIOS (1U << ASYNCB_SPLIT_TERMIOS) diff --git a/include/linux/serial_8250.h b/include/linux/serial_8250.h index d4d2a78ad43e..fb46aba11fb5 100644 --- a/include/linux/serial_8250.h +++ b/include/linux/serial_8250.h @@ -22,6 +22,7 @@ struct plat_serial8250_port { void __iomem *membase; /* ioremap cookie or NULL */ resource_size_t mapbase; /* resource base */ unsigned int irq; /* interrupt number */ + unsigned long irqflags; /* request_irq flags */ unsigned int uartclk; /* UART clock rate */ void *private_data; unsigned char regshift; /* register shift */ diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index 23d2fb051f97..d58e460844dd 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -20,6 +20,8 @@ #ifndef LINUX_SERIAL_CORE_H #define LINUX_SERIAL_CORE_H +#include <linux/serial.h> + /* * The type definitions. These are from Ted Ts'o's serial.h */ @@ -186,7 +188,6 @@ #include <linux/sysrq.h> struct uart_port; -struct uart_info; struct serial_struct; struct device; @@ -265,6 +266,7 @@ struct uart_port { unsigned int (*serial_in)(struct uart_port *, int); void (*serial_out)(struct uart_port *, int, int); unsigned int irq; /* irq number */ + unsigned long irqflags; /* irq flags */ unsigned int uartclk; /* base uart clock */ unsigned int fifosize; /* tx fifo size */ unsigned char x_char; /* xon/xoff char */ @@ -283,7 +285,7 @@ struct uart_port { unsigned int read_status_mask; /* driver specific */ unsigned int ignore_status_mask; /* driver specific */ - struct uart_info *info; /* pointer to parent info */ + struct uart_state *state; /* pointer to parent state */ struct uart_icount icount; /* statistics */ struct console *cons; /* struct console, if any */ @@ -335,52 +337,16 @@ struct uart_port { }; /* - * This is the state information which is only valid when the port - * 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; - uif_t flags; - -/* - * Definitions for info->flags. These are _private_ to serial_core, and - * are specific to this structure. They may be queried by low level drivers. - * - * FIXME: use the ASY_ definitions - */ -#define UIF_CHECK_CD ((__force uif_t) (1 << 25)) -#define UIF_CTS_FLOW ((__force uif_t) (1 << 26)) -#define UIF_NORMAL_ACTIVE ((__force uif_t) (1 << 29)) -#define UIF_INITIALIZED ((__force uif_t) (1 << 31)) -#define UIF_SUSPENDED ((__force uif_t) (1 << 30)) - - struct tasklet_struct tlet; - 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) + struct tty_port port; - int count; int pm_state; - struct uart_info info; - struct uart_port *port; + struct circ_buf xmit; - struct mutex mutex; + struct tasklet_struct tlet; + struct uart_port *uart_port; }; #define UART_XMIT_SIZE PAGE_SIZE @@ -461,7 +427,7 @@ int uart_resume_port(struct uart_driver *reg, struct uart_port *port); static inline int uart_tx_stopped(struct uart_port *port) { - struct tty_struct *tty = port->info->port.tty; + struct tty_struct *tty = port->state->port.tty; if(tty->stopped || tty->hw_stopped) return 1; return 0; @@ -476,7 +442,7 @@ 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.tty); + handle_sysrq(ch, port->state->port.tty); port->sysrq = 0; return 1; } @@ -494,7 +460,7 @@ uart_handle_sysrq_char(struct uart_port *port, unsigned int ch) */ static inline int uart_handle_break(struct uart_port *port) { - struct uart_info *info = port->info; + struct uart_state *state = port->state; #ifdef SUPPORT_SYSRQ if (port->cons && port->cons->index == port->line) { if (!port->sysrq) { @@ -505,7 +471,7 @@ static inline int uart_handle_break(struct uart_port *port) } #endif if (port->flags & UPF_SAK) - do_SAK(info->port.tty); + do_SAK(state->port.tty); return 0; } @@ -515,22 +481,23 @@ static inline int uart_handle_break(struct uart_port *port) * @status: new carrier detect status, nonzero if active */ static inline void -uart_handle_dcd_change(struct uart_port *port, unsigned int status) +uart_handle_dcd_change(struct uart_port *uport, unsigned int status) { - struct uart_info *info = port->info; + struct uart_state *state = uport->state; + struct tty_port *port = &state->port; - port->icount.dcd++; + uport->icount.dcd++; #ifdef CONFIG_HARD_PPS - if ((port->flags & UPF_HARDPPS_CD) && status) + if ((uport->flags & UPF_HARDPPS_CD) && status) hardpps(); #endif - if (info->flags & UIF_CHECK_CD) { + if (port->flags & ASYNC_CHECK_CD) { if (status) - wake_up_interruptible(&info->port.open_wait); - else if (info->port.tty) - tty_hangup(info->port.tty); + wake_up_interruptible(&port->open_wait); + else if (port->tty) + tty_hangup(port->tty); } } @@ -540,24 +507,24 @@ uart_handle_dcd_change(struct uart_port *port, unsigned int status) * @status: new clear to send status, nonzero if active */ static inline void -uart_handle_cts_change(struct uart_port *port, unsigned int status) +uart_handle_cts_change(struct uart_port *uport, unsigned int status) { - struct uart_info *info = port->info; - struct tty_struct *tty = info->port.tty; + struct tty_port *port = &uport->state->port; + struct tty_struct *tty = port->tty; - port->icount.cts++; + uport->icount.cts++; - if (info->flags & UIF_CTS_FLOW) { + if (port->flags & ASYNC_CTS_FLOW) { if (tty->hw_stopped) { if (status) { tty->hw_stopped = 0; - port->ops->start_tx(port); - uart_write_wakeup(port); + uport->ops->start_tx(uport); + uart_write_wakeup(uport); } } else { if (!status) { tty->hw_stopped = 1; - port->ops->stop_tx(port); + uport->ops->stop_tx(uport); } } } @@ -569,7 +536,7 @@ static inline void uart_insert_char(struct uart_port *port, unsigned int status, unsigned int overrun, unsigned int ch, unsigned int flag) { - struct tty_struct *tty = port->info->port.tty; + struct tty_struct *tty = port->state->port.tty; if ((status & port->ignore_status_mask & ~overrun) == 0) tty_insert_flip_char(tty, ch, flag); diff --git a/include/linux/tty.h b/include/linux/tty.h index a916a318004e..f0f43d08d8b8 100644 --- a/include/linux/tty.h +++ b/include/linux/tty.h @@ -187,7 +187,12 @@ struct tty_port; struct tty_port_operations { /* Return 1 if the carrier is raised */ int (*carrier_raised)(struct tty_port *port); + /* Control the DTR line */ void (*dtr_rts)(struct tty_port *port, int raise); + /* Called when the last close completes or a hangup finishes + IFF the port was initialized. Do not use to free resources */ + void (*shutdown)(struct tty_port *port); + void (*drop)(struct tty_port *port); }; struct tty_port { @@ -198,11 +203,12 @@ struct tty_port { int count; /* Usage count */ wait_queue_head_t open_wait; /* Open waiters */ wait_queue_head_t close_wait; /* Close waiters */ + wait_queue_head_t delta_msr_wait; /* Modem status change */ unsigned long flags; /* TTY flags ASY_*/ struct mutex mutex; /* Locking */ unsigned char *xmit_buf; /* Optional buffer */ - int close_delay; /* Close port delay */ - int closing_wait; /* Delay for output */ + unsigned int close_delay; /* Close port delay */ + unsigned int closing_wait; /* Delay for output */ int drain_delay; /* Set to zero if no pure time based drain is needed else set to size of fifo */ @@ -459,6 +465,12 @@ extern int tty_port_block_til_ready(struct tty_port *port, 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 void tty_port_close(struct tty_port *port, + struct tty_struct *tty, struct file *filp); +extern inline int tty_port_users(struct tty_port *port) +{ + return port->count + port->blocked_open; +} extern int tty_register_ldisc(int disc, struct tty_ldisc_ops *new_ldisc); extern int tty_unregister_ldisc(int disc); @@ -524,5 +536,8 @@ extern int pcxe_open(struct tty_struct *tty, struct file *filp); extern int vt_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd, unsigned long arg); +extern long vt_compat_ioctl(struct tty_struct *tty, struct file * file, + unsigned int cmd, unsigned long arg); + #endif /* __KERNEL__ */ #endif diff --git a/include/linux/usb.h b/include/linux/usb.h index b1e3c2fbfe11..a8fe05f224e5 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -922,7 +922,7 @@ extern struct bus_type usb_bus_type; /** * struct usb_class_driver - identifies a USB driver that wants to use the USB major number * @name: the usb class device name for this driver. Will show up in sysfs. - * @nodename: Callback to provide a naming hint for a possible + * @devnode: Callback to provide a naming hint for a possible * device node to create. * @fops: pointer to the struct file_operations of this driver. * @minor_base: the start of the minor range for this driver. @@ -933,7 +933,7 @@ extern struct bus_type usb_bus_type; */ struct usb_class_driver { char *name; - char *(*nodename)(struct device *dev); + char *(*devnode)(struct device *dev, mode_t *mode); const struct file_operations *fops; int minor_base; }; diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h index 0ec50ba62139..7b85e327af91 100644 --- a/include/linux/usb/serial.h +++ b/include/linux/usb/serial.h @@ -238,9 +238,8 @@ struct usb_serial_driver { int (*resume)(struct usb_serial *serial); /* serial function calls */ - /* Called by console with tty = NULL and by tty */ - int (*open)(struct tty_struct *tty, - struct usb_serial_port *port, struct file *filp); + /* Called by console and by the tty layer */ + int (*open)(struct tty_struct *tty, struct usb_serial_port *port); void (*close)(struct usb_serial_port *port); int (*write)(struct tty_struct *tty, struct usb_serial_port *port, const unsigned char *buf, int count); @@ -261,6 +260,9 @@ struct usb_serial_driver { be an attached tty at this point */ void (*dtr_rts)(struct usb_serial_port *port, int on); int (*carrier_raised)(struct usb_serial_port *port); + /* Called by the usb serial hooks to allow the user to rework the + termios state */ + void (*init_termios)(struct tty_struct *tty); /* USB events */ void (*read_int_callback)(struct urb *urb); void (*write_int_callback)(struct urb *urb); @@ -300,7 +302,7 @@ static inline void usb_serial_console_disconnect(struct usb_serial *serial) {} extern struct usb_serial *usb_serial_get_by_index(unsigned int minor); extern void usb_serial_put(struct usb_serial *serial); extern int usb_serial_generic_open(struct tty_struct *tty, - struct usb_serial_port *port, struct file *filp); + struct usb_serial_port *port); extern int usb_serial_generic_write(struct tty_struct *tty, struct usb_serial_port *port, const unsigned char *buf, int count); extern void usb_serial_generic_close(struct usb_serial_port *port); diff --git a/include/linux/vt.h b/include/linux/vt.h index 02c1c0288770..7afca0d72139 100644 --- a/include/linux/vt.h +++ b/include/linux/vt.h @@ -1,17 +1,6 @@ #ifndef _LINUX_VT_H #define _LINUX_VT_H -#ifdef __KERNEL__ -struct notifier_block; - -struct vt_notifier_param { - struct vc_data *vc; /* VC on which the update happened */ - unsigned int c; /* Printed char */ -}; - -extern int register_vt_notifier(struct notifier_block *nb); -extern int unregister_vt_notifier(struct notifier_block *nb); -#endif /* * These constants are also useful for user-level apps (e.g., VC @@ -74,4 +63,25 @@ struct vt_consize { #define VT_UNLOCKSWITCH 0x560C /* allow vt switching */ #define VT_GETHIFONTMASK 0x560D /* return hi font mask */ +struct vt_event { + unsigned int event; +#define VT_EVENT_SWITCH 0x0001 /* Console switch */ +#define VT_EVENT_BLANK 0x0002 /* Screen blank */ +#define VT_EVENT_UNBLANK 0x0004 /* Screen unblank */ +#define VT_EVENT_RESIZE 0x0008 /* Resize display */ +#define VT_MAX_EVENT 0x000F + unsigned int old; /* Old console */ + unsigned int new; /* New console (if changing) */ + unsigned int pad[4]; /* Padding for expansion */ +}; + +#define VT_WAITEVENT 0x560E /* Wait for an event */ + +struct vt_setactivate { + unsigned int console; + struct vt_mode mode; +}; + +#define VT_SETACTIVATE 0x560F /* Activate and set the mode of a console */ + #endif /* _LINUX_VT_H */ diff --git a/include/linux/vt_kern.h b/include/linux/vt_kern.h index 2f1113467f70..c0c4e1103a73 100644 --- a/include/linux/vt_kern.h +++ b/include/linux/vt_kern.h @@ -13,6 +13,7 @@ #include <linux/console_struct.h> #include <linux/mm.h> #include <linux/consolemap.h> +#include <linux/notifier.h> /* * Presently, a lot of graphics programs do not restore the contents of @@ -91,7 +92,8 @@ int con_copy_unimap(struct vc_data *dst_vc, struct vc_data *src_vc); #endif /* vt.c */ -int vt_waitactive(int vt); +void vt_event_post(unsigned int event, unsigned int old, unsigned int new); +int vt_waitactive(int n); void change_console(struct vc_data *new_vc); void reset_vc(struct vc_data *vc); extern int unbind_con_driver(const struct consw *csw, int first, int last, @@ -116,4 +118,16 @@ struct vt_spawn_console { }; extern struct vt_spawn_console vt_spawn_con; +extern int vt_move_to_console(unsigned int vt, int alloc); + +/* Interfaces for VC notification of character events (for accessibility etc) */ + +struct vt_notifier_param { + struct vc_data *vc; /* VC on which the update happened */ + unsigned int c; /* Printed char */ +}; + +extern int register_vt_notifier(struct notifier_block *nb); +extern int unregister_vt_notifier(struct notifier_block *nb); + #endif /* _VT_KERN_H */ diff --git a/include/trace/events/power.h b/include/trace/events/power.h new file mode 100644 index 000000000000..ea6d579261ad --- /dev/null +++ b/include/trace/events/power.h @@ -0,0 +1,81 @@ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM power + +#if !defined(_TRACE_POWER_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_POWER_H + +#include <linux/ktime.h> +#include <linux/tracepoint.h> + +#ifndef _TRACE_POWER_ENUM_ +#define _TRACE_POWER_ENUM_ +enum { + POWER_NONE = 0, + POWER_CSTATE = 1, + POWER_PSTATE = 2, +}; +#endif + + + +TRACE_EVENT(power_start, + + TP_PROTO(unsigned int type, unsigned int state), + + TP_ARGS(type, state), + + TP_STRUCT__entry( + __field( u64, type ) + __field( u64, state ) + ), + + TP_fast_assign( + __entry->type = type; + __entry->state = state; + ), + + TP_printk("type=%lu state=%lu", (unsigned long)__entry->type, (unsigned long)__entry->state) +); + +TRACE_EVENT(power_end, + + TP_PROTO(int dummy), + + TP_ARGS(dummy), + + TP_STRUCT__entry( + __field( u64, dummy ) + ), + + TP_fast_assign( + __entry->dummy = 0xffff; + ), + + TP_printk("dummy=%lu", (unsigned long)__entry->dummy) + +); + + +TRACE_EVENT(power_frequency, + + TP_PROTO(unsigned int type, unsigned int state), + + TP_ARGS(type, state), + + TP_STRUCT__entry( + __field( u64, type ) + __field( u64, state ) + ), + + TP_fast_assign( + __entry->type = type; + __entry->state = state; + ), + + TP_printk("type=%lu state=%lu", (unsigned long)__entry->type, (unsigned long) __entry->state) +); + +#endif /* _TRACE_POWER_H */ + +/* This part must be outside protection */ +#include <trace/define_trace.h> diff --git a/include/trace/events/sched.h b/include/trace/events/sched.h index b48f1ad7c946..4069c43f4187 100644 --- a/include/trace/events/sched.h +++ b/include/trace/events/sched.h @@ -380,6 +380,39 @@ TRACE_EVENT(sched_stat_wait, ); /* + * Tracepoint for accounting runtime (time the task is executing + * on a CPU). + */ +TRACE_EVENT(sched_stat_runtime, + + TP_PROTO(struct task_struct *tsk, u64 runtime, u64 vruntime), + + TP_ARGS(tsk, runtime, vruntime), + + TP_STRUCT__entry( + __array( char, comm, TASK_COMM_LEN ) + __field( pid_t, pid ) + __field( u64, runtime ) + __field( u64, vruntime ) + ), + + TP_fast_assign( + memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN); + __entry->pid = tsk->pid; + __entry->runtime = runtime; + __entry->vruntime = vruntime; + ) + TP_perf_assign( + __perf_count(runtime); + ), + + TP_printk("task: %s:%d runtime: %Lu [ns], vruntime: %Lu [ns]", + __entry->comm, __entry->pid, + (unsigned long long)__entry->runtime, + (unsigned long long)__entry->vruntime) +); + +/* * Tracepoint for accounting sleep time (time the task is not runnable, * including iowait, see below). */ |