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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.c45
1 files changed, 0 insertions, 45 deletions
diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c
index a6b14c24d7e3..11b639067312 100644
--- a/drivers/rtc/interface.c
+++ b/drivers/rtc/interface.c
@@ -91,51 +91,6 @@ int rtc_set_time(struct rtc_device *rtc, struct rtc_time *tm)
}
EXPORT_SYMBOL_GPL(rtc_set_time);
-int rtc_set_mmss(struct rtc_device *rtc, unsigned long secs)
-{
- int err;
-
- err = mutex_lock_interruptible(&rtc->ops_lock);
- if (err)
- return err;
-
- if (!rtc->ops)
- err = -ENODEV;
- else if (rtc->ops->set_mmss64)
- err = rtc->ops->set_mmss64(rtc->dev.parent, secs);
- else if (rtc->ops->set_mmss)
- err = rtc->ops->set_mmss(rtc->dev.parent, secs);
- else if (rtc->ops->read_time && rtc->ops->set_time) {
- struct rtc_time new, old;
-
- err = rtc->ops->read_time(rtc->dev.parent, &old);
- if (err == 0) {
- rtc_time64_to_tm(secs, &new);
-
- /*
- * avoid writing when we're going to change the day of
- * the month. We will retry in the next minute. This
- * basically means that if the RTC must not drift
- * by more than 1 minute in 11 minutes.
- */
- if (!((old.tm_hour == 23 && old.tm_min == 59) ||
- (new.tm_hour == 23 && new.tm_min == 59)))
- err = rtc->ops->set_time(rtc->dev.parent,
- &new);
- }
- } else {
- err = -EINVAL;
- }
-
- pm_stay_awake(rtc->dev.parent);
- mutex_unlock(&rtc->ops_lock);
- /* A timer might have just expired */
- schedule_work(&rtc->irqwork);
-
- return err;
-}
-EXPORT_SYMBOL_GPL(rtc_set_mmss);
-
static int rtc_read_alarm_internal(struct rtc_device *rtc, struct rtc_wkalrm *alarm)
{
int err;