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drm/i915/bxt: Move WaForceEnableNonCoherent to Skylake only

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Signed-off-by: Nick Hoath <nicholas.hoath@intel.com>
Reviewed-by: Imre Deak <imre.deak@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Nick Hoath 2015-05-07 14:15:34 +01:00 committed by Daniel Vetter
parent 27a1b688d9
commit b62adbd1ea
1 changed files with 11 additions and 11 deletions
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22
drivers/gpu/drm/i915/intel_ringbuffer.c
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@ -951,17 +951,6 @@ static int gen9_init_workarounds(struct intel_engine_cs *ring)
GEN9_ENABLE_YV12_BUGFIX);
}
if (INTEL_REVID(dev) <= SKL_REVID_D0) {
/*
*Use Force Non-Coherent whenever executing a 3D context. This
* is a workaround for a possible hang in the unlikely event
* a TLB invalidation occurs during a PSD flush.
*/
/* WaForceEnableNonCoherent:skl */
WA_SET_BIT_MASKED(HDC_CHICKEN0,
HDC_FORCE_NON_COHERENT);
}
/* Wa4x4STCOptimizationDisable:skl */
WA_SET_BIT_MASKED(CACHE_MODE_1, GEN8_4x4_STC_OPTIMIZATION_DISABLE);
@ -1039,6 +1028,17 @@ static int skl_init_workarounds(struct intel_engine_cs *ring)
WA_SET_BIT_MASKED(HIZ_CHICKEN,
BDW_HIZ_POWER_COMPILER_CLOCK_GATING_DISABLE);
if (INTEL_REVID(dev) <= SKL_REVID_D0) {
/*
*Use Force Non-Coherent whenever executing a 3D context. This
* is a workaround for a possible hang in the unlikely event
* a TLB invalidation occurs during a PSD flush.
*/
/* WaForceEnableNonCoherent:skl */
WA_SET_BIT_MASKED(HDC_CHICKEN0,
HDC_FORCE_NON_COHERENT);
}
return skl_tune_iz_hashing(ring);
}