RTC: Cleanup rtc_class_ops->irq_set_state

With PIE mode interrupts now emulated in generic code via an hrtimer,
no one calls rtc_class_ops->irq_set_state(), so this patch removes it
along with driver implementations.

CC: Thomas Gleixner <tglx@linutronix.de>
CC: Alessandro Zummo <a.zummo@towertech.it>
CC: Marcelo Roberto Jimenez <mroberto@cpti.cetuc.puc-rio.br>
CC: rtc-linux@googlegroups.com
Signed-off-by: John Stultz <john.stultz@linaro.org>

1 files changed, 0 insertions, 20 deletions

diff --git a/drivers/rtc/rtc-mrst.c b/drivers/rtc/rtc-mrst.c
index 1db62db8469d..4db96fa306fc 100644
--- a/drivers/rtc/rtc-mrst.c
+++ b/drivers/rtc/rtc-mrst.c
@@ -236,25 +236,6 @@ static int mrst_set_alarm(struct device *dev, struct rtc_wkalrm *t)
         return 0;
 }
 
-static int mrst_irq_set_state(struct device *dev, int enabled)
-{
-        struct mrst_rtc *mrst = dev_get_drvdata(dev);
-        unsigned long   flags;
-
-        if (!mrst->irq)
-                return -ENXIO;
-
-        spin_lock_irqsave(&rtc_lock, flags);
-
-        if (enabled)
-                mrst_irq_enable(mrst, RTC_PIE);
-        else
-                mrst_irq_disable(mrst, RTC_PIE);
-
-        spin_unlock_irqrestore(&rtc_lock, flags);
-        return 0;
-}
-
 /* Currently, the vRTC doesn't support UIE ON/OFF */
 static int mrst_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
 {
@@ -301,7 +282,6 @@ static const struct rtc_class_ops mrst_rtc_ops = {
         .read_alarm     = mrst_read_alarm,
         .set_alarm      = mrst_set_alarm,
         .proc           = mrst_procfs,
-        .irq_set_state  = mrst_irq_set_state,
         .alarm_irq_enable = mrst_rtc_alarm_irq_enable,
 };