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drm/i915/gen9: Add WaDisableSamplerPowerBypassForSOPingPong

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Signed-off-by: Arun Siluvery <arun.siluvery@linux.intel.com>
Reviewed-by: Sagar Arun Kamble <sagar.a.kamble@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Arun Siluvery 2015-09-08 10:31:48 +01:00 committed by Daniel Vetter
parent e2ec35a58b
commit 8c761609ec
1 changed files with 7 additions and 0 deletions
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7
drivers/gpu/drm/i915/intel_ringbuffer.c
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@ -983,6 +983,13 @@ static int gen9_init_workarounds(struct intel_engine_cs *ring)
tmp |= HDC_FORCE_CSR_NON_COHERENT_OVR_DISABLE;
WA_SET_BIT_MASKED(HDC_CHICKEN0, tmp);
/* WaDisableSamplerPowerBypassForSOPingPong:skl,bxt */
if (IS_SKYLAKE(dev) ||
(IS_BROXTON(dev) && INTEL_REVID(dev) <= BXT_REVID_B0)) {
WA_SET_BIT_MASKED(HALF_SLICE_CHICKEN3,
GEN8_SAMPLER_POWER_BYPASS_DIS);
}
return 0;
}