From 140fab14aef093cedf87f69234474c04fdcec99c Mon Sep 17 00:00:00 2001
From: Mike Frysinger <vapier.adi@gmail.com>
Date: Tue, 5 Aug 2008 13:01:20 -0700
Subject: [PATCH] blackfin RTC driver: wait for the write complete interrupt
complete before sleeping
Since we use the write complete interrupt, wait for it
to complete before sleeping so we don't wake right back up due to it
Signed-off-by: Mike Frysinger <vapier.adi@gmail.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
Cc: David Brownell <david-b@pacbell.net>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
drivers/rtc/rtc-bfin.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/rtc/rtc-bfin.c b/drivers/rtc/rtc-bfin.c
index d53772f59ce5b..e6b0470063e83 100644
--- a/drivers/rtc/rtc-bfin.c
+++ b/drivers/rtc/rtc-bfin.c
@@ -435,9 +435,10 @@ static int __devexit bfin_rtc_remove(struct platform_device *pdev)
#ifdef CONFIG_PM
static int bfin_rtc_suspend(struct platform_device *pdev, pm_message_t state)
{
- if (device_may_wakeup(&pdev->dev))
+ if (device_may_wakeup(&pdev->dev)) {
enable_irq_wake(IRQ_RTC);
- else
+ bfin_rtc_sync_pending(&pdev->dev);
+ } else
bfin_rtc_int_clear(-1);
return 0;
--
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