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(parent: 095acd5) | patch
drm/i915: Disable RC6 before configuring in on VLV/CHV
authorVille Syrjälä <ville.syrjala@linux.intel.com>
Mon, 19 Jan 2015 11:50:47 +0000 (13:50 +0200)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Tue, 27 Jan 2015 08:50:44 +0000 (09:50 +0100)
commit160614a2de90f5b36a0fd645d03fada86111fdd3
tree15e749b567eb2ccea57846a8cf5badeaba485c49tree
parent095acd5f8739aa8322820d460e617898baf092dfcommit | diff
drm/i915: Disable RC6 before configuring in on VLV/CHV

Follow the sequence in the BIOS spec and clear the RC_CONTROL register
before changing any of the other RC6/RP registers.

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