From: Kenneth Graunke <kenneth@whitecape.org>
Date: Sun, 11 Jan 2015 02:02:22 +0000 (-0800)
Subject: drm/i915: Improve HiZ throughput on Cherryview.
X-Git-Tag: fixes-v4.0-rc1~91^2~32^2~16
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d60de81da48aa25b06a015b839906243710e7253;p=pandora-kernel.git

drm/i915: Improve HiZ throughput on Cherryview.

Found by reading the HIZ_CHICKEN documentation.

Improves performance in a HiZ microbenchmark by around 50%.
Improves performance in OglZBuffer by around 18%.

Thanks to Chris Wilson for helping me figure out where to put this.

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