From: Zhenyu Wang <zhenyuw@linux.intel.com>
Date: Wed, 7 Apr 2010 08:15:53 +0000 (+0800)
Subject: drm/i915: Probe for PCH chipset type
X-Git-Tag: v2.6.35-rc1~451^2~91^2~34
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3bad0781832e4e8c9a532f1169bfcd7257bcfd9e;p=pandora-kernel.git

drm/i915: Probe for PCH chipset type

PCH is the new name for south bridge from Ironlake/Sandybridge,
which contains most of the display outputs except eDP. This one
adds a probe function to detect current PCH type, and method to
detect Cougarpoint PCH.

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