From: Zhao Yakui <yakui.zhao@intel.com>
Date: Sat, 12 Jun 2010 06:32:23 +0000 (+0800)
Subject: drm/i915: Fix watermark calculation in self-refresh mode
X-Git-Tag: v2.6.36-rc1~540^2~11^2~48
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fa143215b11056b878875f87edac78a1cfb9d1c0;p=pandora-kernel.git

drm/i915: Fix watermark calculation in self-refresh mode

For self-refresh mode WM calculation's "line time" should use
mode's htotal instead of hdisplay. "surface width" is the hdisplay
for display plane and 64 for cursor plane.

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