kernel/kernel/time/timekeeping.h

   1 #ifndef _KERNEL_TIME_TIMEKEEPING_H
   2 #define _KERNEL_TIME_TIMEKEEPING_H
   3 /*
   4  * Internal interfaces for kernel/time/
   5  */
   6 extern ktime_t ktime_get_update_offsets_tick(ktime_t *offs_real,
   7                                                 ktime_t *offs_boot,
   8                                                 ktime_t *offs_tai);
   9 extern ktime_t ktime_get_update_offsets_now(ktime_t *offs_real,
  10                                                 ktime_t *offs_boot,
  11                                                 ktime_t *offs_tai);
  12
  13 extern int timekeeping_valid_for_hres(void);
  14 extern u64 timekeeping_max_deferment(void);
  15 extern int timekeeping_inject_offset(struct timespec *ts);
  16 extern s32 timekeeping_get_tai_offset(void);
  17 extern void timekeeping_set_tai_offset(s32 tai_offset);
  18 extern void timekeeping_clocktai(struct timespec *ts);
  19 extern int timekeeping_suspend(void);
  20 extern void timekeeping_resume(void);
  21
  22 extern void do_timer(unsigned long ticks);
  23 extern void update_wall_time(void);
  24
  25 extern raw_spinlock_t jiffies_lock;
  26 extern seqcount_t jiffies_seq;
  27
  28 #define CS_NAME_LEN     32
  29
  30 #endif