From: Daniel Vetter <daniel.vetter@ffwll.ch>
Date: Fri, 19 Apr 2013 09:24:34 +0000 (+0200)
Subject: drm/i915: Disable high-bpc on pre-1.4 EDID screens
X-Git-Tag: v3.11-rc1~65^2~131^2~114
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=996a2239f93b03c5972923f04b097f65565c5bed;p=pandora-kernel.git

drm/i915: Disable high-bpc on pre-1.4 EDID screens

Prevents black screens when using 30bpp framebuffers on my
HDMI screens here. The DP input on the same screen though reports a
1.4 EDID with the correct 8bpc limit set.

v2: Actually check for the right thing!

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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