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drm/i915/kbl: Init gen9 workarounds 

Kabylake is part of gen9 family so init the generic gen9
workarounds for it.

v2: rebase

Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1465309159-30531-3-git-send-email-mika.kuoppala@intel.com
This commit is contained in:
Mika Kuoppala 2016-06-07 17:18:54 +03:00 committed by Mika Kuoppala
parent eee8efb02a
commit e5f81d65ac
1 changed files with 32 additions and 16 deletions
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48
drivers/gpu/drm/i915/intel_ringbuffer.c
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@ -911,21 +911,21 @@ static int gen9_init_workarounds(struct intel_engine_cs *engine)
uint32_t tmp;
int ret;
/* WaEnableLbsSlaRetryTimerDecrement:skl */
/* WaEnableLbsSlaRetryTimerDecrement:skl,bxt,kbl */
I915_WRITE(BDW_SCRATCH1, I915_READ(BDW_SCRATCH1) |
GEN9_LBS_SLA_RETRY_TIMER_DECREMENT_ENABLE);
/* WaDisableKillLogic:bxt,skl */
/* WaDisableKillLogic:bxt,skl,kbl */
I915_WRITE(GAM_ECOCHK, I915_READ(GAM_ECOCHK) |
ECOCHK_DIS_TLB);
/* WaClearFlowControlGpgpuContextSave:skl,bxt */
/* WaDisablePartialInstShootdown:skl,bxt */
/* WaClearFlowControlGpgpuContextSave:skl,bxt,kbl */
/* WaDisablePartialInstShootdown:skl,bxt,kbl */
WA_SET_BIT_MASKED(GEN8_ROW_CHICKEN,
FLOW_CONTROL_ENABLE |
PARTIAL_INSTRUCTION_SHOOTDOWN_DISABLE);
/* Syncing dependencies between camera and graphics:skl,bxt */
/* Syncing dependencies between camera and graphics:skl,bxt,kbl */
WA_SET_BIT_MASKED(HALF_SLICE_CHICKEN3,
GEN9_DISABLE_OCL_OOB_SUPPRESS_LOGIC);
@ -947,18 +947,18 @@ static int gen9_init_workarounds(struct intel_engine_cs *engine)
*/
}
/* WaEnableYV12BugFixInHalfSliceChicken7:skl,bxt */
/* WaEnableSamplerGPGPUPreemptionSupport:skl,bxt */
/* WaEnableYV12BugFixInHalfSliceChicken7:skl,bxt,kbl */
/* WaEnableSamplerGPGPUPreemptionSupport:skl,bxt,kbl */
WA_SET_BIT_MASKED(GEN9_HALF_SLICE_CHICKEN7,
GEN9_ENABLE_YV12_BUGFIX |
GEN9_ENABLE_GPGPU_PREEMPTION);
/* Wa4x4STCOptimizationDisable:skl,bxt */
/* WaDisablePartialResolveInVc:skl,bxt */
/* Wa4x4STCOptimizationDisable:skl,bxt,kbl */
/* WaDisablePartialResolveInVc:skl,bxt,kbl */
WA_SET_BIT_MASKED(CACHE_MODE_1, (GEN8_4x4_STC_OPTIMIZATION_DISABLE |
GEN9_PARTIAL_RESOLVE_IN_VC_DISABLE));
/* WaCcsTlbPrefetchDisable:skl,bxt */
/* WaCcsTlbPrefetchDisable:skl,bxt,kbl */
WA_CLR_BIT_MASKED(GEN9_HALF_SLICE_CHICKEN5,
GEN9_CCS_TLB_PREFETCH_ENABLE);
@ -975,15 +975,17 @@ static int gen9_init_workarounds(struct intel_engine_cs *engine)
tmp |= HDC_FORCE_CSR_NON_COHERENT_OVR_DISABLE;
WA_SET_BIT_MASKED(HDC_CHICKEN0, tmp);
/* WaDisableSamplerPowerBypassForSOPingPong:skl,bxt */
if (IS_SKYLAKE(dev_priv) || IS_BXT_REVID(dev_priv, 0, BXT_REVID_B0))
/* WaDisableSamplerPowerBypassForSOPingPong:skl,bxt,kbl */
if (IS_SKYLAKE(dev_priv) ||
IS_KABYLAKE(dev_priv) ||
IS_BXT_REVID(dev_priv, 0, BXT_REVID_B0))
WA_SET_BIT_MASKED(HALF_SLICE_CHICKEN3,
GEN8_SAMPLER_POWER_BYPASS_DIS);
/* WaDisableSTUnitPowerOptimization:skl,bxt */
/* WaDisableSTUnitPowerOptimization:skl,bxt,kbl */
WA_SET_BIT_MASKED(HALF_SLICE_CHICKEN2, GEN8_ST_PO_DISABLE);
/* WaOCLCoherentLineFlush:skl,bxt */
/* WaOCLCoherentLineFlush:skl,bxt,kbl */
I915_WRITE(GEN8_L3SQCREG4, (I915_READ(GEN8_L3SQCREG4) |
GEN8_LQSC_FLUSH_COHERENT_LINES));
@ -992,12 +994,12 @@ static int gen9_init_workarounds(struct intel_engine_cs *engine)
if (ret)
return ret;
/* WaEnablePreemptionGranularityControlByUMD:skl,bxt */
/* WaEnablePreemptionGranularityControlByUMD:skl,bxt,kbl */
ret= wa_ring_whitelist_reg(engine, GEN8_CS_CHICKEN1);
if (ret)
return ret;
/* WaAllowUMDToModifyHDCChicken1:skl,bxt */
/* WaAllowUMDToModifyHDCChicken1:skl,bxt,kbl */
ret = wa_ring_whitelist_reg(engine, GEN8_HDC_CHICKEN1);
if (ret)
return ret;
@ -1182,6 +1184,17 @@ static int bxt_init_workarounds(struct intel_engine_cs *engine)
return 0;
}
static int kbl_init_workarounds(struct intel_engine_cs *engine)
{
int ret;
ret = gen9_init_workarounds(engine);
if (ret)
return ret;
return 0;
}
int init_workarounds_ring(struct intel_engine_cs *engine)
{
struct drm_i915_private *dev_priv = engine->i915;
@ -1203,6 +1216,9 @@ int init_workarounds_ring(struct intel_engine_cs *engine)
if (IS_BROXTON(dev_priv))
return bxt_init_workarounds(engine);
if (IS_KABYLAKE(dev_priv))
return kbl_init_workarounds(engine);
return 0;
}