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| author | Grant Likely <grant.likely@secretlab.ca> | 2011-05-20 00:43:00 -0600 |
|---|---|---|
| committer | Grant Likely <grant.likely@secretlab.ca> | 2011-05-20 00:43:00 -0600 |
| commit | 78fab4c04c76b8c9327541bd270f82b85b42bbf7 (patch) | |
| tree | b43006348a1ac15c28e6791d08646809761a2a4a /drivers/rtc/rtc-s3c.c | |
| parent | 3b8a4dd3ebfcc647260ad5c39ef4f73eb3a6b155 (diff) | |
| parent | 61c4f2c81c61f73549928dfd9f3e8f26aa36a8cf (diff) | |
| download | lwn-78fab4c04c76b8c9327541bd270f82b85b42bbf7.tar.gz lwn-78fab4c04c76b8c9327541bd270f82b85b42bbf7.zip | |
Merge commit 'v2.6.39' into spi/next
Diffstat (limited to 'drivers/rtc/rtc-s3c.c')
| -rw-r--r-- | drivers/rtc/rtc-s3c.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/drivers/rtc/rtc-s3c.c b/drivers/rtc/rtc-s3c.c index 714964913e5e..16512ecae31a 100644 --- a/drivers/rtc/rtc-s3c.c +++ b/drivers/rtc/rtc-s3c.c @@ -46,6 +46,7 @@ static struct clk *rtc_clk; static void __iomem *s3c_rtc_base; static int s3c_rtc_alarmno = NO_IRQ; static int s3c_rtc_tickno = NO_IRQ; +static bool wake_en; static enum s3c_cpu_type s3c_rtc_cpu_type; static DEFINE_SPINLOCK(s3c_rtc_pie_lock); @@ -336,7 +337,6 @@ static void s3c_rtc_release(struct device *dev) /* do not clear AIE here, it may be needed for wake */ - s3c_rtc_setpie(dev, 0); free_irq(s3c_rtc_alarmno, rtc_dev); free_irq(s3c_rtc_tickno, rtc_dev); } @@ -408,7 +408,6 @@ static int __devexit s3c_rtc_remove(struct platform_device *dev) platform_set_drvdata(dev, NULL); rtc_device_unregister(rtc); - s3c_rtc_setpie(&dev->dev, 0); s3c_rtc_setaie(&dev->dev, 0); clk_disable(rtc_clk); @@ -564,8 +563,12 @@ static int s3c_rtc_suspend(struct platform_device *pdev, pm_message_t state) } s3c_rtc_enable(pdev, 0); - if (device_may_wakeup(&pdev->dev)) - enable_irq_wake(s3c_rtc_alarmno); + if (device_may_wakeup(&pdev->dev) && !wake_en) { + if (enable_irq_wake(s3c_rtc_alarmno) == 0) + wake_en = true; + else + dev_err(&pdev->dev, "enable_irq_wake failed\n"); + } return 0; } @@ -581,8 +584,10 @@ static int s3c_rtc_resume(struct platform_device *pdev) writew(tmp | ticnt_en_save, s3c_rtc_base + S3C2410_RTCCON); } - if (device_may_wakeup(&pdev->dev)) + if (device_may_wakeup(&pdev->dev) && wake_en) { disable_irq_wake(s3c_rtc_alarmno); + wake_en = false; + } return 0; } |