drm/i915: Don't save/restore hardware status page address register
authorZhenyu Wang <zhenyuw@linux.intel.com>
Wed, 2 Mar 2011 05:52:37 +0000 (13:52 +0800)
committerChris Wilson <chris@chris-wilson.co.uk>
Wed, 2 Mar 2011 11:26:13 +0000 (11:26 +0000)
commita7a75c8f70d6f6a2f16c9f627f938bbee2d32718
treeded64174c8231b9ae080e63a74b62476810c104f
parent4cbf74ccf8362e99b2bdf1e66112a480c79ecacf
drm/i915: Don't save/restore hardware status page address register

It's cleaned before saving and re-initialized after restoring.
So don't need to save/restore it. And also new chip has new address
for hardware status page register, don't write to old address.

Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
drivers/gpu/drm/i915/i915_drv.h
drivers/gpu/drm/i915/i915_suspend.c