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| author | Michel Thierry <michel.thierry@intel.com> | 2014-12-04 15:07:52 +0000 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2014-12-05 15:40:05 +0100 |
| commit | f3f32360b6d9e22ece894a4d49abdd2d9a82fe81 (patch) | |
| tree | a6a41930c37830d8d975c5cf3f64a36c993a415b /drivers/gpu/drm/i915/intel_ringbuffer.c | |
| parent | 24ee0e64909bf7f1953d87d3e1e29d93eafcad73 (diff) | |
| download | lwn-f3f32360b6d9e22ece894a4d49abdd2d9a82fe81.tar.gz lwn-f3f32360b6d9e22ece894a4d49abdd2d9a82fe81.zip | |
drm/i915/bdw: Add WaHdcDisableFetchWhenMasked
We already have it for chv, but was missing for bdw.
Signed-off-by: Michel Thierry <michel.thierry@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_ringbuffer.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 79b4ca5dc65f..f52101521653 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -766,9 +766,11 @@ 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. */ + /* WaHdcDisableFetchWhenMasked:bdw */ /* WaDisableFenceDestinationToSLM:bdw (GT3 pre-production) */ WA_SET_BIT_MASKED(HDC_CHICKEN0, HDC_FORCE_NON_COHERENT | + HDC_DONOT_FETCH_MEM_WHEN_MASKED | (IS_BDW_GT3(dev) ? HDC_FENCE_DEST_SLM_DISABLE : 0)); /* Wa4x4STCOptimizationDisable:bdw */ |