From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Wed, 23 Feb 2011 11:38:19 +0000 (+0100)
Subject: i2c-pxa2xx: check timeout correctly
X-Git-Tag: v2.6.39-rc1~387^2~1^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=93c92cfdec8c3f8764894b37606c174f68fd9338;p=pandora-kernel.git

i2c-pxa2xx: check timeout correctly

timeout here maybe 0 if the event occured and a task with a higher
priority stole the cpu and we were sleeping longer than the timeout
value we specified.
In case of a real timeout I changed the error code to I2C_RETRY so we
retry the transfer.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Dirk Brandewie <dirk.brandewie@gmail.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
---

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