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Diffstat (limited to '')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 3c66d80d050a..dde0bec7aefd 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -934,6 +934,13 @@ static int chv_init_workarounds(struct intel_engine_cs *ring) GEN6_WIZ_HASHING_MASK, GEN6_WIZ_HASHING_16x4); + if (INTEL_REVID(dev) == SKL_REVID_C0 || + INTEL_REVID(dev) == SKL_REVID_D0) + /* WaBarrierPerformanceFixDisable:skl */ + WA_SET_BIT_MASKED(HDC_CHICKEN0, + HDC_FENCE_DEST_SLM_DISABLE | + HDC_BARRIER_PERFORMANCE_DISABLE); + return 0; } |