From: Chris Wilson <chris@chris-wilson.co.uk>
Date: Tue, 15 Jan 2013 12:05:55 +0000 (+0000)
Subject: drm/i915: Record DERRMR, FORCEWAKE and RING_CTL in error-state
X-Git-Tag: v3.8-rc5~32^2~2^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0f3b6849dd55943d915f4b461d7db5e8308d4083;p=pandora-kernel.git

drm/i915: Record DERRMR, FORCEWAKE and RING_CTL in error-state

These are useful for investigating hangs involving WAIT_FOR_EVENT.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
[danvet: Apply a droplet of Future-Proof in the if-ladder.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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