From 51889b35224cb05b5a9d187f3ebf872653ae06d2 Mon Sep 17 00:00:00 2001
From: Paulo Zanoni <paulo.r.zanoni@intel.com>
Date: Wed, 6 Mar 2013 20:03:13 -0300
Subject: [PATCH] drm/i915: there's no DSPSIZE register on gen4+

So don't read it when capturing the error state. This solves some
"unclaimed register" messages on Haswell when we hang the GPU.

Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Reviewed-by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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Reading git-format-patch failed