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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.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c
index fd2c652..4348c4b 100644
--- a/drivers/rtc/interface.c
+++ b/drivers/rtc/interface.c
@@ -50,10 +50,15 @@ int rtc_set_time(struct rtc_device *rtc, struct rtc_time *tm)
if (!rtc->ops)
err = -ENODEV;
- else if (!rtc->ops->set_time)
- err = -EINVAL;
- else
+ else if (rtc->ops->set_time)
err = rtc->ops->set_time(rtc->dev.parent, tm);
+ else if (rtc->ops->set_mmss) {
+ unsigned long secs;
+ err = rtc_tm_to_time(tm, &secs);
+ if (err == 0)
+ err = rtc->ops->set_mmss(rtc->dev.parent, secs);
+ } else
+ err = -EINVAL;
mutex_unlock(&rtc->ops_lock);
return err;
@@ -389,7 +394,7 @@ static int __rtc_match(struct device *dev, void *data)
{
char *name = (char *)data;
- if (strncmp(dev->bus_id, name, BUS_ID_SIZE) == 0)
+ if (strcmp(dev_name(dev), name) == 0)
return 1;
return 0;
}
@@ -504,9 +509,6 @@ int rtc_irq_set_freq(struct rtc_device *rtc, struct rtc_task *task, int freq)
if (rtc->ops->irq_set_freq == NULL)
return -ENXIO;
- if (!is_power_of_2(freq))
- return -EINVAL;
-
spin_lock_irqsave(&rtc->irq_task_lock, flags);
if (rtc->irq_task != NULL && task == NULL)
err = -EBUSY;