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path: root/drivers/rtc/interface.c
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Diffstat (limited to 'drivers/rtc/interface.c')
-rw-r--r--drivers/rtc/interface.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c
index 72c5cdbe0791..544be722937c 100644
--- a/drivers/rtc/interface.c
+++ b/drivers/rtc/interface.c
@@ -72,6 +72,7 @@ int rtc_set_time(struct rtc_device *rtc, struct rtc_time *tm)
} else
err = -EINVAL;
+ pm_stay_awake(rtc->dev.parent);
mutex_unlock(&rtc->ops_lock);
/* A timer might have just expired */
schedule_work(&rtc->irqwork);
@@ -113,6 +114,7 @@ int rtc_set_mmss(struct rtc_device *rtc, unsigned long secs)
err = -EINVAL;
}
+ pm_stay_awake(rtc->dev.parent);
mutex_unlock(&rtc->ops_lock);
/* A timer might have just expired */
schedule_work(&rtc->irqwork);
@@ -771,9 +773,10 @@ static int rtc_timer_enqueue(struct rtc_device *rtc, struct rtc_timer *timer)
alarm.time = rtc_ktime_to_tm(timer->node.expires);
alarm.enabled = 1;
err = __rtc_set_alarm(rtc, &alarm);
- if (err == -ETIME)
+ if (err == -ETIME) {
+ pm_stay_awake(rtc->dev.parent);
schedule_work(&rtc->irqwork);
- else if (err) {
+ } else if (err) {
timerqueue_del(&rtc->timerqueue, &timer->node);
timer->enabled = 0;
return err;
@@ -818,8 +821,10 @@ static void rtc_timer_remove(struct rtc_device *rtc, struct rtc_timer *timer)
alarm.time = rtc_ktime_to_tm(next->expires);
alarm.enabled = 1;
err = __rtc_set_alarm(rtc, &alarm);
- if (err == -ETIME)
+ if (err == -ETIME) {
+ pm_stay_awake(rtc->dev.parent);
schedule_work(&rtc->irqwork);
+ }
}
}
@@ -845,7 +850,6 @@ void rtc_timer_do_work(struct work_struct *work)
mutex_lock(&rtc->ops_lock);
again:
- pm_relax(rtc->dev.parent);
__rtc_read_time(rtc, &tm);
now = rtc_tm_to_ktime(tm);
while ((next = timerqueue_getnext(&rtc->timerqueue))) {
@@ -880,6 +884,7 @@ again:
} else
rtc_alarm_disable(rtc);
+ pm_relax(rtc->dev.parent);
mutex_unlock(&rtc->ops_lock);
}
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