From: Daniel Vetter <daniel.vetter@ffwll.ch>
Date: Mon, 2 Apr 2012 08:08:35 +0000 (+0200)
Subject: drm/i915: disable ppgtt on snb when dmar is enabled
X-Git-Tag: v3.4-rc2~32^2^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=650dc07ec3b0eba8ff21da706d2b1876ada59fc3;p=pandora-kernel.git

drm/i915: disable ppgtt on snb when dmar is enabled

Totally unexpected that this regressed. Luckily it sounds like we just
need to have dmar disable on the igfx, not the entire system. At least
that's what a few days of testing between Tony Vroon and me indicates.

Reported-by: Tony Vroon <tony@linx.net>
Cc: Tony Vroon <tony@linx.net>
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=43024
Acked-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-Off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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