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authorJan Luebbe <jlu@pengutronix.de>2013-02-04 14:28:53 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2013-02-05 20:38:49 +1100
commit72fca4a4b32dc778b5b885c3498700e42b610d49 (patch)
tree9c1fad38cd3153a81f516bad9ce23f28ee1f5b21 /drivers/rtc
parent275aaa68334c45f616c6576f20201e9890c5da18 (diff)
drivers/rtc/rtc-isl1208.c: call rtc_update_irq() from the alarm irq handler
Previously the alarm event was not propagated into the RTC subsystem. By adding a call to rtc_update_irq, this fixes a timeout problem with the hwclock utility. Signed-off-by: Jan Luebbe <jlu@pengutronix.de> Cc: Alessandro Zummo <a.zummo@towertech.it> Cc: <stable@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/rtc')
-rw-r--r--drivers/rtc/rtc-isl1208.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/rtc/rtc-isl1208.c b/drivers/rtc/rtc-isl1208.c
index afb7cfa85cc..c016ad81767 100644
--- a/drivers/rtc/rtc-isl1208.c
+++ b/drivers/rtc/rtc-isl1208.c
@@ -506,6 +506,7 @@ isl1208_rtc_interrupt(int irq, void *data)
{
unsigned long timeout = jiffies + msecs_to_jiffies(1000);
struct i2c_client *client = data;
+ struct rtc_device *rtc = i2c_get_clientdata(client);
int handled = 0, sr, err;
/*
@@ -528,6 +529,8 @@ isl1208_rtc_interrupt(int irq, void *data)
if (sr & ISL1208_REG_SR_ALM) {
dev_dbg(&client->dev, "alarm!\n");
+ rtc_update_irq(rtc, 1, RTC_IRQF | RTC_AF);
+
/* Clear the alarm */
sr &= ~ISL1208_REG_SR_ALM;
sr = i2c_smbus_write_byte_data(client, ISL1208_REG_SR, sr);