From: Rodrigo Vivi <rodrigo.vivi@gmail.com>
Date: Mon, 6 May 2013 22:37:36 +0000 (-0300)
Subject: drm/i915: Enable FBC at Haswell.
X-Git-Tag: v3.11-rc1~65^2~131^2~11
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=891348b2bf08d8946e0621bec49802897b28c1c4;p=pandora-kernel.git

drm/i915: Enable FBC at Haswell.

This patch introduce Frame Buffer Compression (FBC) support for HSW.
FBC is tied to primary plane A in HSW.

v2: Ville pointed out docs say FBC must be disabled before disabling
    the plane on HSW.
v3: Really enabling it by default at HSW.

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@gmail.com>
Tested-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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