1 files changed, 20 insertions, 23 deletions

diff --git a/drivers/rtc/rtc-wm8350.c b/drivers/rtc/rtc-wm8350.c
index 5c5e3aa9138..c91edc572eb 100644
--- a/drivers/rtc/rtc-wm8350.c
+++ b/drivers/rtc/rtc-wm8350.c
@@ -122,7 +122,7 @@ static int wm8350_rtc_settime(struct device *dev, struct rtc_time *tm)
         do {
                 rtc_ctrl = wm8350_reg_read(wm8350, WM8350_RTC_TIME_CONTROL);
                 schedule_timeout_uninterruptible(msecs_to_jiffies(1));
-        } while (retries-- && !(rtc_ctrl & WM8350_RTC_STS));
+        } while (--retries && !(rtc_ctrl & WM8350_RTC_STS));
 
         if (!retries) {
                 dev_err(dev, "timed out on set confirmation\n");
@@ -236,6 +236,17 @@ static int wm8350_rtc_start_alarm(struct wm8350 *wm8350)
         return 0;
 }
 
+static int wm8350_rtc_alarm_irq_enable(struct device *dev,
+                                       unsigned int enabled)
+{
+        struct wm8350 *wm8350 = dev_get_drvdata(dev);
+
+        if (enabled)
+                return wm8350_rtc_start_alarm(wm8350);
+        else
+                return wm8350_rtc_stop_alarm(wm8350);
+}
+
 static int wm8350_rtc_setalarm(struct device *dev, struct rtc_wkalrm *alrm)
 {
         struct wm8350 *wm8350 = dev_get_drvdata(dev);
@@ -291,30 +302,15 @@ static int wm8350_rtc_setalarm(struct device *dev, struct rtc_wkalrm *alrm)
         return ret;
 }
 
-/*
- * Handle commands from user-space
- */
-static int wm8350_rtc_ioctl(struct device *dev, unsigned int cmd,
-                            unsigned long arg)
+static int wm8350_rtc_update_irq_enable(struct device *dev,
+                                        unsigned int enabled)
 {
         struct wm8350 *wm8350 = dev_get_drvdata(dev);
 
-        switch (cmd) {
-        case RTC_AIE_OFF:
-                return wm8350_rtc_stop_alarm(wm8350);
-        case RTC_AIE_ON:
-                return wm8350_rtc_start_alarm(wm8350);
-
-        case RTC_UIE_OFF:
-                wm8350_mask_irq(wm8350, WM8350_IRQ_RTC_SEC);
-                break;
-        case RTC_UIE_ON:
+        if (enabled)
                 wm8350_unmask_irq(wm8350, WM8350_IRQ_RTC_SEC);
-                break;
-
-        default:
-                return -ENOIOCTLCMD;
-        }
+        else
+                wm8350_mask_irq(wm8350, WM8350_IRQ_RTC_SEC);
 
         return 0;
 }
@@ -345,11 +341,12 @@ static void wm8350_rtc_update_handler(struct wm8350 *wm8350, int irq,
 }
 
 static const struct rtc_class_ops wm8350_rtc_ops = {
-        .ioctl = wm8350_rtc_ioctl,
         .read_time = wm8350_rtc_readtime,
         .set_time = wm8350_rtc_settime,
         .read_alarm = wm8350_rtc_readalarm,
         .set_alarm = wm8350_rtc_setalarm,
+        .alarm_irq_enable = wm8350_rtc_alarm_irq_enable,
+        .update_irq_enable = wm8350_rtc_update_irq_enable,
 };
 
 #ifdef CONFIG_PM
@@ -440,7 +437,7 @@ static int wm8350_rtc_probe(struct platform_device *pdev)
                 do {
                         timectl = wm8350_reg_read(wm8350,
                                                   WM8350_RTC_TIME_CONTROL);
-                } while (timectl & WM8350_RTC_STS && retries--);
+                } while (timectl & WM8350_RTC_STS && --retries);
 
                 if (retries == 0) {
                         dev_err(&pdev->dev, "failed to start: timeout\n");