From: Jesse Barnes <jbarnes@virtuousgeek.org>
Date: Fri, 21 May 2010 16:40:45 +0000 (-0700)
Subject: drm/i915: add timeout to FBC disable waits
X-Git-Tag: v2.6.35-rc2~56^2~34
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9517a92f48b08bb02cfb616825850b82b28461cc;p=pandora-kernel.git

drm/i915: add timeout to FBC disable waits

FBC disable on 965 can take long enough to trigger latency checks in the
kernel so be sure to timeout after a reasonable period.

Fixes https://bugzilla.kernel.org/show_bug.cgi?id=15015.

Tested-by: James Ettle <theholyettlz@googlemail.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Eric Anholt <eric@anholt.net>
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