From: Daniel Vetter <daniel.vetter@ffwll.ch>
Date: Wed, 11 Apr 2012 18:42:40 +0000 (+0200)
Subject: drm/i915: properly set ppgtt cacheability on snb
X-Git-Tag: v3.6-rc1~59^2~56^2~40
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=48ecfa1090b65390b1cfa4c693ece6b171a407e4;p=pandora-kernel.git

drm/i915: properly set ppgtt cacheability on snb

For some reason snb has 2 fields to set ppgtt cacheability. This one
here does not exist on gen7.

This might explain why ppgtt wasn't a win on snb like on ivb - not
enough pte caching.

v2: Fixup rebase fail.

Reviewed-by: Ben Widawsky <ben@bwidawsk.net>
Signed-Off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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Reading git-diff-tree failed