drm/i915: Save/restore HWS_PGA on suspend/resume

Browse source

It fixes suspend/resume failure of xf86-video-intel dri2
branch. As dri2 branch doesn't call I830DRIResume() to restore
hardware status page anymore, we need to preserve
this register across suspend/resume.

Signed-off-by: Peng Li <peng.li@intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@redhat.com>

...

This commit is contained in:

Peng Li 2008-11-18 12:39:02 +08:00 • committed by Dave Airlie

parent 52440211dc

commit 461cba2d29

2 changed files with 7 additions and 0 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

1

drivers/gpu/drm/i915/i915_drv.h

View file

6

drivers/gpu/drm/i915/i915_suspend.c

View file