]> git.baikalelectronics.ru Git - kernel.git/commit
drm/i915: Improve HiZ throughput on Cherryview.
authorKenneth Graunke <kenneth@whitecape.org>
Sun, 11 Jan 2015 02:02:22 +0000 (18:02 -0800)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Mon, 12 Jan 2015 23:16:53 +0000 (00:16 +0100)
commit70077f85f562d9897660fd6b2a7a2bc45fa988f6
treea031d13bfc72e85b0bbf1f4e3222b5fd9c52f98f
parentd74e3bdf832a1ac35cf32a607eff0ae69b7c8658
drm/i915: Improve HiZ throughput on Cherryview.

Found by reading the HIZ_CHICKEN documentation.

Improves performance in a HiZ microbenchmark by around 50%.
Improves performance in OglZBuffer by around 18%.

Thanks to Chris Wilson for helping me figure out where to put this.

Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
drivers/gpu/drm/i915/i915_reg.h
drivers/gpu/drm/i915/intel_ringbuffer.c