From 4fda99627dc037d3b316c3b3250075645cfcbe4d Mon Sep 17 00:00:00 2001
From: Maxime COQUELIN <maxime.coquelin@st.com>
Date: Fri, 28 Feb 2014 13:52:56 +0100
Subject: [PATCH] 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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