/* SPDX-License-Identifier: GPL-2.0 */ #define TIMER_RETRY 1 struct k_clock { int (*clock_getres)(const clockid_t which_clock, struct timespec64 *tp); int (*clock_set)(const clockid_t which_clock, const struct timespec64 *tp); int (*clock_get)(const clockid_t which_clock, struct timespec64 *tp); int (*clock_adj)(const clockid_t which_clock, struct timex *tx); int (*timer_create)(struct k_itimer *timer); int (*nsleep)(const clockid_t which_clock, int flags, const struct timespec64 *); int (*timer_set)(struct k_itimer *timr, int flags, struct itimerspec64 *new_setting, struct itimerspec64 *old_setting); int (*timer_del)(struct k_itimer *timr); void (*timer_get)(struct k_itimer *timr, struct itimerspec64 *cur_setting); void (*timer_rearm)(struct k_itimer *timr); s64 (*timer_forward)(struct k_itimer *timr, ktime_t now); ktime_t (*timer_remaining)(struct k_itimer *timr, ktime_t now); int (*timer_try_to_cancel)(struct k_itimer *timr); void (*timer_arm)(struct k_itimer *timr, ktime_t expires, bool absolute, bool sigev_none); }; extern const struct k_clock clock_posix_cpu; extern const struct k_clock clock_posix_dynamic; extern const struct k_clock clock_process; extern const struct k_clock clock_thread; extern const struct k_clock alarm_clock; int posix_timer_event(struct k_itimer *timr, int si_private); void common_timer_get(struct k_itimer *timr, struct itimerspec64 *cur_setting); int common_timer_set(struct k_itimer *timr, int flags, struct itimerspec64 *new_setting, struct itimerspec64 *old_setting); int common_timer_del(struct k_itimer *timer);