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_now(unsigned int *cwsseq,
 7					    ktime_t *offs_real,
 8					    ktime_t *offs_boot,
 9					    ktime_t *offs_tai);
10
11extern int timekeeping_valid_for_hres(void);
12extern u64 timekeeping_max_deferment(void);
13extern int timekeeping_inject_offset(struct timespec *ts);
14extern s32 timekeeping_get_tai_offset(void);
15extern void timekeeping_set_tai_offset(s32 tai_offset);
16extern int timekeeping_suspend(void);
17extern void timekeeping_resume(void);
18
19extern void do_timer(unsigned long ticks);
20extern void update_wall_time(void);
21
22extern seqlock_t jiffies_lock;
23
24#define CS_NAME_LEN	32
25
26#endif