From: Maxime COQUELIN <maxime.coquelin@st.com>
Date: Fri, 28 Feb 2014 12:52:56 +0000 (+0100)
Subject: i2c: st: Fix return in case of arbitration lost
X-Git-Tag: v3.15-rc1~41^2~30
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4fda99627dc037d3b316c3b3250075645cfcbe4d;p=pandora-kernel.git

i2c: st: Fix return in case of arbitration lost

This patch fixes the error returned to the i2c_transfer function
to -EAGAIN in case of arbitratin lost, so that the retry mechanism
can be used.

Signed-off-by: Maxime Coquelin <maxime.coquelin@st.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
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