From: Sean Paul <seanpaul@chromium.org>
Date: Thu, 1 Nov 2012 02:13:00 +0000 (+0000)
Subject: video: exynos_dp: Improve EDID error handling
X-Git-Tag: omap-for-v3.8/fixes-for-merge-window-v4-signed~2^2~4^2~7
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=99f541524c8cd7b54a4f64a1c225de940e950833;p=pandora-kernel.git

video: exynos_dp: Improve EDID error handling

EDID error handling has 2 problems:
 - It doesn't fail as early as it can
 - The retry counts for i2c and aux transactions are huge

This patch fails if the initial i2c transaction fails, and reduces the
aux and i2c retry counts down to 3.

[jg1.han@samsung.com: reduced the retry count of exynos_dp_read_byte_from_dpcd()]
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
---

Reading git-diff-tree failed