From: Juha Yrjola <juha.yrjola@nokia.com>
Date: Wed, 12 Apr 2006 03:42:25 +0000 (-0400)
Subject: Input: ads7846 - use msleep() instead of udelay() in suspend
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=c4febb94dae915da4423b81c487eabed9cef5cba;p=linux-beck.git

Input: ads7846 - use msleep() instead of udelay() in suspend

Sometimes a polling loop had a hard time changing state without
pre-emption enabled.  Use msleep instead, it's better anyway.

Signed-off-by: Juha Yrjola <juha.yrjola@nokia.com>
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
---

diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c
index 8670cd13bd5d..bdec112e89c4 100644
--- a/drivers/input/touchscreen/ads7846.c
+++ b/drivers/input/touchscreen/ads7846.c
@@ -449,7 +449,7 @@ ads7846_suspend(struct spi_device *spi, pm_message_t message)
 
 		while (ts->pendown || ts->pending) {
 			spin_unlock_irqrestore(&ts->lock, flags);
-			udelay(10);
+			msleep(1);
 			spin_lock_irqsave(&ts->lock, flags);
 		}
 	}