Rodrigo Vivi <[email protected]> writes: > WA to enable HW L1 Banking fix that allows aniso to operate > at full sample rate. >
References: HSD#1937670 > Cc: Mika Kuoppala <[email protected]> > Cc: Oscar Mateo <[email protected]> > Cc: Ben Widawsky <[email protected]> > Cc: Anuj Phogat <[email protected]> > Signed-off-by: Rodrigo Vivi <[email protected]> Reviewed-by: Mika Kuoppala <[email protected]> > --- > drivers/gpu/drm/i915/i915_reg.h | 1 + > drivers/gpu/drm/i915/intel_engine_cs.c | 3 +++ > 2 files changed, 4 insertions(+) > > diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h > index e2908ae34004..1ad22a824921 100644 > --- a/drivers/gpu/drm/i915/i915_reg.h > +++ b/drivers/gpu/drm/i915/i915_reg.h > @@ -8072,6 +8072,7 @@ enum { > #define HSW_SAMPLE_C_PERFORMANCE (1<<9) > #define GEN8_CENTROID_PIXEL_OPT_DIS (1<<8) > #define GEN9_DISABLE_OCL_OOB_SUPPRESS_LOGIC (1<<5) > +#define CNL_FAST_ANISO_L1_BANKING_FIX (1<<4) > #define GEN8_SAMPLER_POWER_BYPASS_DIS (1<<1) > > #define GEN9_HALF_SLICE_CHICKEN7 _MMIO(0xe194) > diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c > b/drivers/gpu/drm/i915/intel_engine_cs.c > index a6ac9d0a4156..4b9b7828802d 100644 > --- a/drivers/gpu/drm/i915/intel_engine_cs.c > +++ b/drivers/gpu/drm/i915/intel_engine_cs.c > @@ -1090,6 +1090,9 @@ static int cnl_init_workarounds(struct intel_engine_cs > *engine) > /* WaPushConstantDereferenceHoldDisable:cnl */ > WA_SET_BIT(GEN7_ROW_CHICKEN2, PUSH_CONSTANT_DEREF_DISABLE); > > + /* FtrEnableFastAnisoL1BankingFix: cnl */ > + WA_SET_BIT_MASKED(HALF_SLICE_CHICKEN3, CNL_FAST_ANISO_L1_BANKING_FIX); > + > /* WaEnablePreemptionGranularityControlByUMD:cnl */ > ret= wa_ring_whitelist_reg(engine, GEN8_CS_CHICKEN1); > if (ret) > -- > 2.13.2 > > _______________________________________________ > Intel-gfx mailing list > [email protected] > https://lists.freedesktop.org/mailman/listinfo/intel-gfx _______________________________________________ Intel-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/intel-gfx
