From: Ville Syrjälä <ville.syrjala@linux.intel.com>
Date: Thu, 28 Nov 2013 20:10:38 +0000 (+0200)
Subject: drm/i915: Fix pipe CSC post offset calculation
X-Git-Tag: v3.13-rc4~39^2~3^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=32cf0cb0294814cb1ee5d8727e9aac0e9aa80d2e;p=pandora-kernel.git

drm/i915: Fix pipe CSC post offset calculation

We were miscalculating the pipe CSC post offset for the full->limited
range conversion. The resulting post offset was double what it was
supposed to be, which caused blacks to come out grey when using
limited range output on HSW+.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=71769
Cc: stable@vger.kernel.org
Tested-by: Lauri Mylläri <lauri.myllari@gmail.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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