From: Paulo Zanoni <paulo.r.zanoni@intel.com>
Date: Fri, 22 Mar 2013 17:24:16 +0000 (-0300)
Subject: drm/i915: there's no PIPESTAT on HAS_PCH_SPLIT platforms
X-Git-Tag: omap-for-v3.10/dt-fixes-for-merge-window~55^2~51^2~69
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4f3308b9754cb0a4467ccaca4f3ccee42d803620;p=pandora-kernel.git

drm/i915: there's no PIPESTAT on HAS_PCH_SPLIT platforms

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

V2: Check for HAS_PCH_SPLIT instead of Gen5+ because VLV still has
this register.

Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---

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