Commit b3db80f7 authored by Thomas Gleixner's avatar Thomas Gleixner

alarmtimer: Implement timer_rearm() callback

Preparatory change to utilize the common posix timer mechanisms.
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: John Stultz <john.stultz@linaro.org>
Link: http://lkml.kernel.org/r/20170530211657.434598989@linutronix.de
parent eae1c4ae
...@@ -536,6 +536,18 @@ static enum alarmtimer_restart alarm_handle_timer(struct alarm *alarm, ...@@ -536,6 +536,18 @@ static enum alarmtimer_restart alarm_handle_timer(struct alarm *alarm,
return result; return result;
} }
/**
* alarm_timer_rearm - Posix timer callback for rearming timer
* @timr: Pointer to the posixtimer data struct
*/
static void alarm_timer_rearm(struct k_itimer *timr)
{
struct alarm *alarm = &timr->it.alarm.alarmtimer;
timr->it_overrun += alarm_forward_now(alarm, timr->it_interval);
alarm_start(alarm, alarm->node.expires);
}
/** /**
* alarm_clock_getres - posix getres interface * alarm_clock_getres - posix getres interface
* @which_clock: clockid * @which_clock: clockid
...@@ -594,7 +606,7 @@ static int alarm_timer_create(struct k_itimer *new_timer) ...@@ -594,7 +606,7 @@ static int alarm_timer_create(struct k_itimer *new_timer)
/** /**
* alarm_timer_get - posix timer_get interface * alarm_timer_get - posix timer_get interface
* @new_timer: k_itimer pointer * @timr: k_itimer pointer
* @cur_setting: itimerspec data to fill * @cur_setting: itimerspec data to fill
* *
* Copies out the current itimerspec data * Copies out the current itimerspec data
...@@ -863,6 +875,7 @@ const struct k_clock alarm_clock = { ...@@ -863,6 +875,7 @@ const struct k_clock alarm_clock = {
.timer_set = alarm_timer_set, .timer_set = alarm_timer_set,
.timer_del = alarm_timer_del, .timer_del = alarm_timer_del,
.timer_get = alarm_timer_get, .timer_get = alarm_timer_get,
.timer_rearm = alarm_timer_rearm,
.nsleep = alarm_timer_nsleep, .nsleep = alarm_timer_nsleep,
}; };
#endif /* CONFIG_POSIX_TIMERS */ #endif /* CONFIG_POSIX_TIMERS */
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment