From: Zhenyu Wang <zhenyuw@linux.intel.com>
Date: Fri, 6 Nov 2009 02:13:02 +0000 (+0000)
Subject: drm/i915: Add more registers save/restore for Ironlake suspend
X-Git-Tag: v2.6.32~46^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5586c8bc93ac5fe75f5fd14e8c7add5344d1c548;p=pandora-kernel.git

drm/i915: Add more registers save/restore for Ironlake suspend

Add more display registers save/restore to fix unstable issues
during S4 testing on Ironlake. And DPLL_B_MD should not be restored
on Ironlake.

Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
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