[PATCH 13/67] drm/i915/cnl: Add WaDisableReplayBufferBankArbitrationOptimization

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WA to disable replay buffer destination buffer arbitration optimization.

Same Wa on previous platforms has a different name: WaToEnableHwFixForPushConstHWBug

Signed-off-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
---
 drivers/gpu/drm/i915/intel_engine_cs.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c
index da819a7..7a3c8ab 100644
--- a/drivers/gpu/drm/i915/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/intel_engine_cs.c
@@ -951,6 +951,10 @@ static int cnl_init_workarounds(struct intel_engine_cs *engine)
 	struct drm_i915_private *dev_priv = engine->i915;
 	int ret;
 
+	/* WaDisableReplayBufferBankArbitrationOptimization:cnl */
+	WA_SET_BIT_MASKED(COMMON_SLICE_CHICKEN2,
+			  GEN8_SBE_DISABLE_REPLAY_BUF_OPTIMIZATION);
+
 	/* WaInPlaceDecompressionHang:cnl */
 	WA_SET_BIT(GEN9_GAMT_ECO_REG_RW_IA,
 		   GAMT_ECO_ENABLE_IN_PLACE_DECOMPRESS);
-- 
1.9.1

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