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Merge branch 'at91/defconfig' into next/cleanup

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This commit is contained in:
Olof Johansson 2011-12-15 22:02:34 -08:00
commit 02735a29d8
603 changed files with 6716 additions and 4642 deletions
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10
drivers/rtc/class.c
View file

@ -63,7 +63,7 @@ static int rtc_suspend(struct device *dev, pm_message_t mesg)
*/
delta = timespec_sub(old_system, old_rtc);
delta_delta = timespec_sub(delta, old_delta);
if (abs(delta_delta.tv_sec) >= 2) {
if (delta_delta.tv_sec < -2 || delta_delta.tv_sec >= 2) {
/*
* if delta_delta is too large, assume time correction
* has occured and set old_delta to the current delta.
@ -97,9 +97,8 @@ static int rtc_resume(struct device *dev)
rtc_tm_to_time(&tm, &new_rtc.tv_sec);
new_rtc.tv_nsec = 0;
if (new_rtc.tv_sec <= old_rtc.tv_sec) {
if (new_rtc.tv_sec < old_rtc.tv_sec)
pr_debug("%s: time travel!\n", dev_name(&rtc->dev));
if (new_rtc.tv_sec < old_rtc.tv_sec) {
pr_debug("%s: time travel!\n", dev_name(&rtc->dev));
return 0;
}
@ -116,7 +115,8 @@ static int rtc_resume(struct device *dev)
sleep_time = timespec_sub(sleep_time,
timespec_sub(new_system, old_system));
timekeeping_inject_sleeptime(&sleep_time);
if (sleep_time.tv_sec >= 0)
timekeeping_inject_sleeptime(&sleep_time);
return 0;
}

44
drivers/rtc/interface.c
View file

@ -319,6 +319,20 @@ int rtc_read_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm)
}
EXPORT_SYMBOL_GPL(rtc_read_alarm);
static int ___rtc_set_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm)
{
int err;
if (!rtc->ops)
err = -ENODEV;
else if (!rtc->ops->set_alarm)
err = -EINVAL;
else
err = rtc->ops->set_alarm(rtc->dev.parent, alarm);
return err;
}
static int __rtc_set_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm)
{
struct rtc_time tm;
@ -342,14 +356,7 @@ static int __rtc_set_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm)
* over right here, before we set the alarm.
*/
if (!rtc->ops)
err = -ENODEV;
else if (!rtc->ops->set_alarm)
err = -EINVAL;
else
err = rtc->ops->set_alarm(rtc->dev.parent, alarm);
return err;
return ___rtc_set_alarm(rtc, alarm);
}
int rtc_set_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm)
@ -763,6 +770,20 @@ static int rtc_timer_enqueue(struct rtc_device *rtc, struct rtc_timer *timer)
return 0;
}
static void rtc_alarm_disable(struct rtc_device *rtc)
{
struct rtc_wkalrm alarm;
struct rtc_time tm;
__rtc_read_time(rtc, &tm);
alarm.time = rtc_ktime_to_tm(ktime_add(rtc_tm_to_ktime(tm),
ktime_set(300, 0)));
alarm.enabled = 0;
___rtc_set_alarm(rtc, &alarm);
}
/**
* rtc_timer_remove - Removes a rtc_timer from the rtc_device timerqueue
* @rtc rtc device
@ -784,8 +805,10 @@ static void rtc_timer_remove(struct rtc_device *rtc, struct rtc_timer *timer)
struct rtc_wkalrm alarm;
int err;
next = timerqueue_getnext(&rtc->timerqueue);
if (!next)
if (!next) {
rtc_alarm_disable(rtc);
return;
}
alarm.time = rtc_ktime_to_tm(next->expires);
alarm.enabled = 1;
err = __rtc_set_alarm(rtc, &alarm);
@ -847,7 +870,8 @@ again:
err = __rtc_set_alarm(rtc, &alarm);
if (err == -ETIME)
goto again;
}
} else
rtc_alarm_disable(rtc);
mutex_unlock(&rtc->ops_lock);
}

2
drivers/rtc/rtc-s3c.c
View file

@ -202,7 +202,6 @@ static int s3c_rtc_settime(struct device *dev, struct rtc_time *tm)
void __iomem *base = s3c_rtc_base;
int year = tm->tm_year - 100;
clk_enable(rtc_clk);
pr_debug("set time %04d.%02d.%02d %02d:%02d:%02d\n",
1900 + tm->tm_year, tm->tm_mon, tm->tm_mday,
tm->tm_hour, tm->tm_min, tm->tm_sec);
@ -214,6 +213,7 @@ static int s3c_rtc_settime(struct device *dev, struct rtc_time *tm)
return -EINVAL;
}
clk_enable(rtc_clk);
writeb(bin2bcd(tm->tm_sec), base + S3C2410_RTCSEC);
writeb(bin2bcd(tm->tm_min), base + S3C2410_RTCMIN);
writeb(bin2bcd(tm->tm_hour), base + S3C2410_RTCHOUR);