kernel/time/ntp_internal.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _LINUX_NTP_INTERNAL_H
   3 #define _LINUX_NTP_INTERNAL_H
   4
   5 extern void ntp_init(void);
   6 extern void ntp_clear(void);
   7 /* Returns how long ticks are at present, in ns / 2^NTP_SCALE_SHIFT. */
   8 extern u64 ntp_tick_length(void);
   9 extern ktime_t ntp_get_next_leap(void);
  10 extern int second_overflow(time64_t secs);
  11 extern int __do_adjtimex(struct __kernel_timex *txc,
  12                          const struct timespec64 *ts,
  13                          s32 *time_tai, struct audit_ntp_data *ad);
  14 extern void __hardpps(const struct timespec64 *phase_ts, const struct timespec64 *raw_ts);
  15
  16 #if defined(CONFIG_GENERIC_CMOS_UPDATE) || defined(CONFIG_RTC_SYSTOHC)
  17 extern void ntp_notify_cmos_timer(void);
  18 #else
  19 static inline void ntp_notify_cmos_timer(void) { }
  20 #endif
  21
  22 #endif /* _LINUX_NTP_INTERNAL_H */