]> git.baikalelectronics.ru Git - kernel.git/commit
drm/i915: Change BDW WIZ hashing mode to 16x4
authorVille Syrjälä <ville.syrjala@linux.intel.com>
Tue, 4 Feb 2014 19:59:21 +0000 (21:59 +0200)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Tue, 4 Mar 2014 14:39:24 +0000 (15:39 +0100)
commita528b156a95c6e40a6253d16938c26aefc1af61b
treefd7af0a5b3a4be3da79f698cd32e2d518cacf972
parentbccfde7d215a322c2bb49b1e11dc3c4b5289c4de
drm/i915: Change BDW WIZ hashing mode to 16x4

BSpec recommends using 8x4 hashing mode when MSAA is used. But in
practice 16x4 seems to have a slight edge in performance (on IVB and
HSW at least). So just use 16x4.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Antti Koskipää <antti.koskipaa@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
drivers/gpu/drm/i915/intel_pm.c