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path: root/drivers/rtc/rtc-wm8350.c
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Diffstat (limited to 'drivers/rtc/rtc-wm8350.c')
-rw-r--r--drivers/rtc/rtc-wm8350.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/rtc/rtc-wm8350.c b/drivers/rtc/rtc-wm8350.c
index f1e440521c5..3d0dc76b38a 100644
--- a/drivers/rtc/rtc-wm8350.c
+++ b/drivers/rtc/rtc-wm8350.c
@@ -307,11 +307,18 @@ static int wm8350_rtc_update_irq_enable(struct device *dev,
{
struct wm8350 *wm8350 = dev_get_drvdata(dev);
+ /* Suppress duplicate changes since genirq nests enable and
+ * disable calls. */
+ if (enabled == wm8350->rtc.update_enabled)
+ return 0;
+
if (enabled)
wm8350_unmask_irq(wm8350, WM8350_IRQ_RTC_SEC);
else
wm8350_mask_irq(wm8350, WM8350_IRQ_RTC_SEC);
+ wm8350->rtc.update_enabled = enabled;
+
return 0;
}
@@ -478,8 +485,8 @@ static int __devexit wm8350_rtc_remove(struct platform_device *pdev)
struct wm8350 *wm8350 = platform_get_drvdata(pdev);
struct wm8350_rtc *wm_rtc = &wm8350->rtc;
- wm8350_free_irq(wm8350, WM8350_IRQ_RTC_SEC);
- wm8350_free_irq(wm8350, WM8350_IRQ_RTC_ALM);
+ wm8350_free_irq(wm8350, WM8350_IRQ_RTC_SEC, wm8350);
+ wm8350_free_irq(wm8350, WM8350_IRQ_RTC_ALM, wm8350);
rtc_device_unregister(wm_rtc->rtc);