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

Chris Wilson chris at chris-wilson.co.uk
Mon Apr 2 02:36:50 PDT 2012

On Mon,  2 Apr 2012 10:08:35 +0200, Daniel Vetter <daniel.vetter at ffwll.ch> wrote:
> 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 at linx.net>
> Cc: Tony Vroon <tony at linx.net>
> Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=43024
> Signed-Off-by: Daniel Vetter <daniel.vetter at ffwll.ch>

Patch itself looks sane,

Acked-by: Chris Wilson <chris at chris-wilson.co.uk>


Chris Wilson, Intel Open Source Technology Centre

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