This is needed for all kbl revision.
v2: Don't add revid checks to generic gen9 init (Arun)
References: HSD#2135593
Signed-off-by: Mika Kuoppala <mika.kuopp...@intel.com>
Reviewed-by: Matthew Auld <matthew.a...@intel.com>
---
drivers/gpu/drm/i915/intel_ringbuffer.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c
b/drivers/gpu/drm/i915/intel_ringbuffer.c
index b6b181befa91..9169f589cfcb 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -1230,6 +1230,11 @@ static int kbl_init_workarounds(struct intel_engine_cs
*engine)
/* WaDisableGafsUnitClkGating:kbl */
WA_SET_BIT(GEN7_UCGCTL4, GEN8_EU_GAUNIT_CLOCK_GATE_DISABLE);
+ /* WaDisableSbeCacheDispatchPortSharing:kbl */
+ WA_SET_BIT_MASKED(
+ GEN7_HALF_SLICE_CHICKEN1,
+ GEN7_SBE_SS_CACHE_DISPATCH_PORT_SHARING_DISABLE);
+
/* WaDisableLSQCROPERFforOCL:kbl */
ret = wa_ring_whitelist_reg(engine, GEN8_L3SQCREG4);
if (ret)
--
2.7.4
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