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-rw-r--r--drivers/rtc/rtc-mxc.c22
1 files changed, 4 insertions, 18 deletions
diff --git a/drivers/rtc/rtc-mxc.c b/drivers/rtc/rtc-mxc.c
index 3c3f8d10ab43..a7b218ff078d 100644
--- a/drivers/rtc/rtc-mxc.c
+++ b/drivers/rtc/rtc-mxc.c
@@ -173,29 +173,18 @@ static void set_alarm_or_time(struct device *dev, int time_alarm, u32 time)
* This function updates the RTC alarm registers and then clears all the
* interrupt status bits.
*/
-static int rtc_update_alarm(struct device *dev, struct rtc_time *alrm)
+static void rtc_update_alarm(struct device *dev, struct rtc_time *alrm)
{
- struct rtc_time alarm_tm, now_tm;
- unsigned long now, time;
+ unsigned long time;
struct platform_device *pdev = to_platform_device(dev);
struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
void __iomem *ioaddr = pdata->ioaddr;
- now = get_alarm_or_time(dev, MXC_RTC_TIME);
- rtc_time_to_tm(now, &now_tm);
- alarm_tm.tm_year = now_tm.tm_year;
- alarm_tm.tm_mon = now_tm.tm_mon;
- alarm_tm.tm_mday = now_tm.tm_mday;
- alarm_tm.tm_hour = alrm->tm_hour;
- alarm_tm.tm_min = alrm->tm_min;
- alarm_tm.tm_sec = alrm->tm_sec;
- rtc_tm_to_time(&alarm_tm, &time);
+ rtc_tm_to_time(alrm, &time);
/* clear all the interrupt status bits */
writew(readw(ioaddr + RTC_RTCISR), ioaddr + RTC_RTCISR);
set_alarm_or_time(dev, MXC_RTC_ALARM, time);
-
- return 0;
}
static void mxc_rtc_irq_enable(struct device *dev, unsigned int bit,
@@ -346,11 +335,8 @@ static int mxc_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
{
struct platform_device *pdev = to_platform_device(dev);
struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
- int ret;
- ret = rtc_update_alarm(dev, &alrm->time);
- if (ret)
- return ret;
+ rtc_update_alarm(dev, &alrm->time);
memcpy(&pdata->g_rtc_alarm, &alrm->time, sizeof(struct rtc_time));
mxc_rtc_irq_enable(dev, RTC_ALM_BIT, alrm->enabled);
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