luck/tmp_suning_uos_patched
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rtc: interface: Remove rtc_set_mmss()

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Now rtc_set_mmss() has no users, just remove it.

We still have rtc_set_time() doing similar things.

Signed-off-by: Xunlei Pang <pang.xunlei@linaro.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
This commit is contained in:
Xunlei Pang 2015-06-12 11:10:18 +08:00 committed by Alexandre Belloni
parent 460ea8d70d
commit c86a6c2895
2 changed files with 0 additions and 46 deletions
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45
drivers/rtc/interface.c
View File

@ -91,51 +91,6 @@ int rtc_set_time(struct rtc_device *rtc, struct rtc_time *tm)
} }
EXPORT_SYMBOL_GPL(rtc_set_time); 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) static int rtc_read_alarm_internal(struct rtc_device *rtc, struct rtc_wkalrm *alarm)
{ {
int err; int err;

1
include/linux/rtc.h
View File

@ -168,7 +168,6 @@ extern void devm_rtc_device_unregister(struct device *dev,
extern int rtc_read_time(struct rtc_device *rtc, struct rtc_time *tm); extern int rtc_read_time(struct rtc_device *rtc, struct rtc_time *tm);
extern int rtc_set_time(struct rtc_device *rtc, struct rtc_time *tm); extern int rtc_set_time(struct rtc_device *rtc, struct rtc_time *tm);
extern int rtc_set_mmss(struct rtc_device *rtc, unsigned long secs);
extern int rtc_set_ntp_time(struct timespec64 now); extern int rtc_set_ntp_time(struct timespec64 now);
int __rtc_read_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm); int __rtc_read_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm);
extern int rtc_read_alarm(struct rtc_device *rtc, extern int rtc_read_alarm(struct rtc_device *rtc,