rtc: tegra: fix continous set alarm

rtctest fails because of alarm doesn't set after triggering first
interrupt, to fix setting alarm, need to call "rtc_update_irq" after
calling "rtc_aie_update_irq".

Bug 200173988

Change-Id: Ic706fe58d29e47a501bceb2adce40036c8117e9b
Signed-off-by: Jeetesh Burman <jburman@nvidia.com>
Reviewed-on: http://git-master/r/1125484
(cherry picked from commit 6f9e7cd7f5b722f8f1f5e63600b76ee0044f9e46)
Reviewed-on: http://git-master/r/1126552
GVS: Gerrit_Virtual_Submit
Tested-by: Bibek Basu <bbasu@nvidia.com>
Reviewed-by: Winnie Hsu <whsu@nvidia.com>

diff --git a/drivers/rtc/rtc-tegra.c b/drivers/rtc/rtc-tegra.c
index 5f020cba77b126d142757f76e4f88aa7afff2185..06a3bbd17cd84fa88a3226139801bcc3c60622db 100644 (file)
--- a/drivers/rtc/rtc-tegra.c
+++ b/drivers/rtc/rtc-tegra.c
@@ -183,9 +183,10 @@ static irqreturn_t tegra_rtc_interrupt(int irq, void *dev_id)
                writel(status, rtc->base + TEGRA_RTC_REG_INTR_STATUS);
        }
 
-       if (status & TEGRA_RTC_INTR_STATUS_SEC_ALARM0)
+       if (status & TEGRA_RTC_INTR_STATUS_SEC_ALARM0) {
                rtc_aie_update_irq(rtc->rtc);
-       else
+               rtc_update_irq(rtc->rtc, 1, RTC_IRQF | RTC_AF);
+       } else
                rtc_update_irq(rtc->rtc, 1, RTC_IRQF | RTC_UF);
 
        return IRQ_HANDLED;