From: Paulo Zanoni <paulo.r.zanoni@intel.com>
Date: Mon, 8 Apr 2013 18:48:08 +0000 (-0300)
Subject: drm/i915: preserve the PBC bits of TRANS_CHICKEN2
X-Git-Tag: omap-for-v3.10/dt-fixes-for-merge-window~55^2~40^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=dc4bd2d1095d0a7b45dcd23cc8a423a2952cbf4d;p=pandora-kernel.git

drm/i915: preserve the PBC bits of TRANS_CHICKEN2

Bits 30 and 24:0 are PBC, so don't zero them. Some of the other bits
are being zeroed, but I couldn't find a reason for this, so leave them
as they are for now to avoid regressions.

Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Reviewed-by: Imre Deak <imre.deak@intel.com>
[danvet: Delete the redudant #define that Imre spotted in his review.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---

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