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drm/i915/skl: add WaDisableMaskBasedCammingInRCC workaround

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Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Nick Hoath <nicholas.hoath@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Ben Widawsky 2015-03-11 11:23:12 +02:00 committed by Daniel Vetter
parent 38a39a7be7
commit 8d09c8123d
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/i915/intel_ringbuffer.c
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@ -970,8 +970,8 @@ static int gen9_init_workarounds(struct intel_engine_cs *ring)
* FIXME: don't apply the following on BXT for stepping C. On BXT A0
* the flag reads back as 0.
*/
/* WaDisableMaskBasedCammingInRCC:bxtA */
if (IS_BROXTON(dev))
/* WaDisableMaskBasedCammingInRCC:sklC,bxtA */
if (INTEL_REVID(dev) == SKL_REVID_C0 || IS_BROXTON(dev))
WA_SET_BIT_MASKED(SLICE_ECO_CHICKEN0,
PIXEL_MASK_CAMMING_DISABLE);