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(parent: c088158) | patch
drm/i915: Change IVB WIZ hashing mode to 16x4
authorVille Syrjälä <ville.syrjala@linux.intel.com>
Tue, 4 Feb 2014 19:59:19 +0000 (21:59 +0200)
committerDaniel Vetter <daniel.vetter@ffwll.ch>
Tue, 4 Mar 2014 14:39:05 +0000 (15:39 +0100)
commit0018b126daca8ef9eb0f0cbd7d6a6f282e559f35
tree817bb60d977096ebb5e216b77e87442819bd6a9ctree | snapshot
parentc0881583d59e26e07ec6ff83c2b3f7ebdc072a18commit | diff
drm/i915: Change IVB 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/i915_reg.h diff | blob | history
drivers/gpu/drm/i915/intel_pm.c diff | blob | history
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