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rtc/spear: fix for RTC_AIE_ON and RTC_AIE_OFF ioctl errors

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Define API for '.alarm_irq_enable' to enable and disable alarm irq. This
is required by the framework else RTC_AIE_ON and RTC_AIE_OFF ioctls
return errors.

Signed-off-by: Shiraz Hashim <shiraz.hashim@st.com>
Signed-off-by: Viresh Kumar <viresh.kumar@st.com>
Cc: Deepak Sikri <deepak.sikri@st.com>
Acked-by: Rajeev Kumar <rajeev-dlh.kumar@st.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Shiraz Hashim 2012-03-23 15:02:29 -07:00 committed by Linus Torvalds
parent cd0e08a8c9
commit 131f8b75f1
1 changed files with 28 additions and 0 deletions
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28
drivers/rtc/rtc-spear.c
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@ -327,11 +327,39 @@ static int spear_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alm)
return 0;
}
static int spear_alarm_irq_enable(struct device *dev, unsigned int enabled)
{
struct platform_device *pdev = to_platform_device(dev);
struct rtc_device *rtc = platform_get_drvdata(pdev);
struct spear_rtc_config *config = dev_get_drvdata(&rtc->dev);
int ret = 0;
spear_rtc_clear_interrupt(config);
switch (enabled) {
case 0:
/* alarm off */
spear_rtc_disable_interrupt(config);
break;
case 1:
/* alarm on */
spear_rtc_enable_interrupt(config);
break;
default:
ret = -EINVAL;
break;
}
return ret;
}
static struct rtc_class_ops spear_rtc_ops = {
.read_time = spear_rtc_read_time,
.set_time = spear_rtc_set_time,
.read_alarm = spear_rtc_read_alarm,
.set_alarm = spear_rtc_set_alarm,
.alarm_irq_enable = spear_alarm_irq_enable,
};
static int __devinit spear_rtc_probe(struct platform_device *pdev)