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(parent: 2a44b76) | patch
drm/i915: Skip watermark merging for inactive pipes
authorVille Syrjälä <ville.syrjala@linux.intel.com>
Fri, 7 Mar 2014 16:32:10 +0000 (18:32 +0200)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Wed, 9 Apr 2014 12:43:09 +0000 (14:43 +0200)
commitfe392efdae2982243e3a560b8f41c8e4c89b5d51
tree2b01f4c10eebad1bc9e606d0d014a0846b7ad520tree
parent2a44b76bb5a1f520371432825c91fa46c63bde84commit | diff
drm/i915: Skip watermark merging for inactive pipes

Even though the inactive pipes should have their watermarks set to all 0
with enable=true, we can possibly shave off a few cycles by completely
skipping the merge procedure for inactive pipes.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Paulo Zanoni <paulo.r.zanoni@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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