From: Zou Nan hai <nanhai.zou@intel.com>
Date: Fri, 25 Jun 2010 05:40:22 +0000 (+0800)
Subject: drm/i915: Enable RC6 on Ironlake.
X-Git-Tag: v2.6.36-rc2~2^2~12
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ce17178094f368d9e3f39b2cb4303da5ed633dd4;p=pandora-kernel.git

drm/i915: Enable RC6 on Ironlake.

RC6 allows the GPU to enter a lower power state when the GPU is idle.

Signed-off-by: Zou Nan hai <nanhai.zou@intel.com>
[anholt: Fixed the !renderctx error path to actually not enable RC6.]
Signed-off-by: Eric Anholt <eric@anholt.net>
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