drm/i915: Fix CRT force detect on Cougarpoint
authorZhenyu Wang <zhenyuw@linux.intel.com>
Wed, 7 Apr 2010 08:15:55 +0000 (16:15 +0800)
committerEric Anholt <eric@anholt.net>
Mon, 12 Apr 2010 16:23:41 +0000 (09:23 -0700)
commita4a6b90150326294b1116504ba9d678bb3f42c35
treeed68e5cac132989cfc49e94afeddc119250ccd9f
parent8db9d77b1b14fd730561f64beea8c00e4478d7c5
drm/i915: Fix CRT force detect on Cougarpoint

To make CRT force detect reliable on Cougarpoint, we need to
disable DAC before force detect, and restore back when trigger
is completed.

Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
drivers/gpu/drm/i915/intel_crt.c