drm/i915/cnl: WaDisableEnhancedSBEVertexCaching
authorRodrigo Vivi <rodrigo.vivi@intel.com>
Tue, 15 Aug 2017 23:16:50 +0000 (16:16 -0700)
committerRodrigo Vivi <rodrigo.vivi@intel.com>
Fri, 18 Aug 2017 22:32:58 +0000 (15:32 -0700)
commitd1d247543c5626eac1064aafd0a35c231828c211
tree04ae01769a9561089b206c5e291a9e0927f4fd27
parente6d1a4f6b267933f81a9299c80b56cf1a36ca79e
drm/i915/cnl: WaDisableEnhancedSBEVertexCaching

WA forTDS handle reallocation getting dropped by SDE,
which may result in PS attribute corruption.

Disable enhanced SBE vertex caching in COMMON_SLICE_CHICKEN2 offset.

v2: Make it until B0 as spec tells. (by Mika).

Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@intel.com>
Reviewed-by: Oscar Mateo <oscar.mateo@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170815231651.975-3-rodrigo.vivi@intel.com
drivers/gpu/drm/i915/intel_engine_cs.c