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(parent: 47a848c) | patch
drm/i915: Avoid computing invalid WM levels when sprites/scaling is enabled
authorVille Syrjälä <ville.syrjala@linux.intel.com>
Thu, 5 Dec 2013 13:51:30 +0000 (15:51 +0200)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Tue, 17 Dec 2013 12:17:51 +0000 (13:17 +0100)
commit83c9f0e6459a5cf4d4ba7a2e30261818a21efde7
treed437a17152f1967e40baf8b87eef953962f591e0tree | snapshot
parent47a848c5b61e3c9431ecad9b02379867f051910dcommit | diff
drm/i915: Avoid computing invalid WM levels when sprites/scaling is enabled

On ILK/SNB only LP0/1 watermarks can be enabled when sprites are
enabled, and on ILK/SNB/IVB sprite scaling is limited to LP0 only.

So we can avoid computing the extra levels we're never going to use.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Imre Deak <imre.deak@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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