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