From: Wolfram Sang <wsa+renesas@sang-engineering.com>
Date: Wed, 28 May 2014 07:44:40 +0000 (+0200)
Subject: i2c: rcar: check bus free before first message
X-Git-Tag: omap-for-v3.16/fixes-against-rc1~91^2~5^2~18
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3f7de22eb28244fc79bc744d9f51d018da343962;p=pandora-kernel.git

i2c: rcar: check bus free before first message

We should always check if the bus is free, independently if it is a read
or write. It should be done before the first message, though. After
that, we ourselves keep the bus busy. Remove a 'ret' assignment which
only silenced a build warning.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
---

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