diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_ringbuffer.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 620a89dc868b..c21aaad55982 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -740,8 +740,12 @@ static int bdw_init_workarounds(struct intel_engine_cs *ring) * workaround for for a possible hang in the unlikely event a TLB * invalidation occurs during a PSD flush. */ + /* WaDisableFenceDestinationToSLM:bdw (GT3 pre-production) */ intel_ring_emit_wa(ring, HDC_CHICKEN0, - _MASKED_BIT_ENABLE(HDC_FORCE_NON_COHERENT)); + _MASKED_BIT_ENABLE(HDC_FORCE_NON_COHERENT | + (IS_BDW_GT3(dev) ? + HDC_FENCE_DEST_SLM_DISABLE : 0) + )); /* Wa4x4STCOptimizationDisable:bdw */ intel_ring_emit_wa(ring, CACHE_MODE_1, |