drm/i915: Don't preserve DPFC_CONTROL bits ILK/SNB
authorVille Syrjälä <ville.syrjala@linux.intel.com>
Thu, 23 Jan 2014 14:49:14 +0000 (16:49 +0200)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Sat, 25 Jan 2014 20:17:04 +0000 (21:17 +0100)
commit46f3dab92f2823440a9b4daf028c28cf0a595e96
tree3086479a8ec54f6c3920155744866137df7fe2e8
parent768cf7f44074d5e1029daf90740b77ea3cb87642
drm/i915: Don't preserve DPFC_CONTROL bits ILK/SNB

On CTG and IVB+ we don't try to preserve any bits from the
DPFC_CONTROL register. Follow suit on ILK/SNB.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
drivers/gpu/drm/i915/intel_pm.c