From 0e6bcf3a1539eff7a7c16af18de65f186b177ea4 Mon Sep 17 00:00:00 2001
From: Emil Renner Berthing <kernel@esmil.dk>
Date: Sun, 30 Mar 2014 00:21:21 +0100
Subject: [PATCH] staging: imx-drm: imx-hdmi: clean up hdmi_phy_wait_i2c_done

Simplify hdmi_phy_wait_i2c_done so the call to hdmi_readb is
only done in one place. Also check for timout before waiting
as suggested by Troy Kisky.
This also fixes a checkpatch warning.

Signed-off-by: Emil Renner Berthing <kernel@esmil.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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