include/asm-sh/timer.h

   1 #ifndef __ASM_SH_TIMER_H
   2 #define __ASM_SH_TIMER_H
   3
   4 #include <linux/sysdev.h>
   5 #include <asm/cpu/timer.h>
   6
   7 struct sys_timer_ops {
   8         int (*init)(void);
   9         int (*start)(void);
  10         int (*stop)(void);
  11 #ifndef CONFIG_GENERIC_TIME
  12         unsigned long (*get_offset)(void);
  13 #endif
  14 };
  15
  16 struct sys_timer {
  17         const char              *name;
  18
  19         struct sys_device       dev;
  20         struct sys_timer_ops    *ops;
  21 };
  22
  23 #define TICK_SIZE (tick_nsec / 1000)
  24
  25 extern struct sys_timer tmu_timer;
  26 extern struct sys_timer *sys_timer;
  27
  28 #ifndef CONFIG_GENERIC_TIME
  29 static inline unsigned long get_timer_offset(void)
  30 {
  31         return sys_timer->ops->get_offset();
  32 }
  33 #endif
  34
  35 /* arch/sh/kernel/timers/timer.c */
  36 struct sys_timer *get_sys_timer(void);
  37
  38 /* arch/sh/kernel/time.c */
  39 void handle_timer_tick(void);
  40
  41 #endif /* __ASM_SH_TIMER_H */