![Thomas Gleixner](/assets/img/avatar_default.png)
To convert callers of the core code to timespec64 we need to provide the proper interfaces. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: John Stultz <john.stultz@linaro.org>
135 lines
2.9 KiB
C
135 lines
2.9 KiB
C
#ifndef _LINUX_TIMEKEEPING_H
|
|
#define _LINUX_TIMEKEEPING_H
|
|
|
|
/* Included from linux/ktime.h */
|
|
|
|
void timekeeping_init(void);
|
|
extern int timekeeping_suspended;
|
|
|
|
/*
|
|
* Get and set timeofday
|
|
*/
|
|
extern void do_gettimeofday(struct timeval *tv);
|
|
extern int do_settimeofday(const struct timespec *tv);
|
|
extern int do_sys_settimeofday(const struct timespec *tv,
|
|
const struct timezone *tz);
|
|
|
|
/*
|
|
* Kernel time accessors
|
|
*/
|
|
unsigned long get_seconds(void);
|
|
struct timespec current_kernel_time(void);
|
|
/* does not take xtime_lock */
|
|
struct timespec __current_kernel_time(void);
|
|
|
|
/*
|
|
* timespec based interfaces
|
|
*/
|
|
struct timespec get_monotonic_coarse(void);
|
|
extern void getrawmonotonic(struct timespec *ts);
|
|
extern void monotonic_to_bootbased(struct timespec *ts);
|
|
extern void get_monotonic_boottime(struct timespec *ts);
|
|
extern void ktime_get_ts64(struct timespec64 *ts);
|
|
|
|
extern int __getnstimeofday64(struct timespec64 *tv);
|
|
extern void getnstimeofday64(struct timespec64 *tv);
|
|
|
|
#if BITS_PER_LONG == 64
|
|
static inline int __getnstimeofday(struct timespec *ts)
|
|
{
|
|
return __getnstimeofday64(ts);
|
|
}
|
|
|
|
static inline void getnstimeofday(struct timespec *ts)
|
|
{
|
|
getnstimeofday64(ts);
|
|
}
|
|
|
|
static inline void ktime_get_ts(struct timespec *ts)
|
|
{
|
|
ktime_get_ts64(ts);
|
|
}
|
|
|
|
static inline void ktime_get_real_ts(struct timespec *ts)
|
|
{
|
|
getnstimeofday64(ts);
|
|
}
|
|
|
|
#else
|
|
static inline int __getnstimeofday(struct timespec *ts)
|
|
{
|
|
struct timespec64 ts64;
|
|
int ret = __getnstimeofday64(&ts64);
|
|
|
|
*ts = timespec64_to_timespec(ts64);
|
|
return ret;
|
|
}
|
|
|
|
static inline void getnstimeofday(struct timespec *ts)
|
|
{
|
|
struct timespec64 ts64;
|
|
|
|
getnstimeofday64(&ts64);
|
|
*ts = timespec64_to_timespec(ts64);
|
|
}
|
|
|
|
static inline void ktime_get_ts(struct timespec *ts)
|
|
{
|
|
struct timespec64 ts64;
|
|
|
|
ktime_get_ts64(&ts64);
|
|
*ts = timespec64_to_timespec(ts64);
|
|
}
|
|
|
|
static inline void ktime_get_real_ts(struct timespec *ts)
|
|
{
|
|
struct timespec64 ts64;
|
|
|
|
getnstimeofday64(&ts64);
|
|
*ts = timespec64_to_timespec(ts64);
|
|
}
|
|
#endif
|
|
|
|
extern void getboottime(struct timespec *ts);
|
|
|
|
#define do_posix_clock_monotonic_gettime(ts) ktime_get_ts(ts)
|
|
#define ktime_get_real_ts64(ts) getnstimeofday64(ts)
|
|
|
|
/*
|
|
* ktime_t based interfaces
|
|
*/
|
|
extern ktime_t ktime_get(void);
|
|
extern ktime_t ktime_get_real(void);
|
|
extern ktime_t ktime_get_boottime(void);
|
|
extern ktime_t ktime_get_monotonic_offset(void);
|
|
extern ktime_t ktime_get_clocktai(void);
|
|
|
|
/*
|
|
* RTC specific
|
|
*/
|
|
extern void timekeeping_inject_sleeptime(struct timespec *delta);
|
|
|
|
/*
|
|
* PPS accessor
|
|
*/
|
|
extern void getnstime_raw_and_real(struct timespec *ts_raw,
|
|
struct timespec *ts_real);
|
|
|
|
/*
|
|
* Persistent clock related interfaces
|
|
*/
|
|
extern bool persistent_clock_exist;
|
|
extern int persistent_clock_is_local;
|
|
|
|
static inline bool has_persistent_clock(void)
|
|
{
|
|
return persistent_clock_exist;
|
|
}
|
|
|
|
extern void read_persistent_clock(struct timespec *ts);
|
|
extern void read_boot_clock(struct timespec *ts);
|
|
extern int update_persistent_clock(struct timespec now);
|
|
|
|
|
|
#endif
|