Pre-production hardware is not supported.

Signed-off-by: Jani Nikula <jani.nik...@intel.com>
---
 drivers/gpu/drm/i915/intel_ringbuffer.c | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c 
b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 68dc27f6ba0a..67ea9dd5921e 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -1007,12 +1007,6 @@ static int skl_init_workarounds(struct intel_engine_cs 
*engine)
        I915_WRITE(GEN8_GARBCNTL, (I915_READ(GEN8_GARBCNTL) |
                                   GEN9_GAPS_TSV_CREDIT_DISABLE));
 
-       /* WaDisableSbeCacheDispatchPortSharing:skl */
-       if (IS_SKL_REVID(dev_priv, 0, SKL_REVID_F0))
-               WA_SET_BIT_MASKED(
-                       GEN7_HALF_SLICE_CHICKEN1,
-                       GEN7_SBE_SS_CACHE_DISPATCH_PORT_SHARING_DISABLE);
-
        /* WaDisableGafsUnitClkGating:skl */
        WA_SET_BIT(GEN7_UCGCTL4, GEN8_EU_GAUNIT_CLOCK_GATE_DISABLE);
 
-- 
2.1.4

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