From: Rodrigo Vivi <rodrigo.vivi@intel.com>
To: intel-gfx@lists.freedesktop.org
Cc: Ben Widawsky <ben@bwidawsk.net>,
Mika Kuoppala <mika.kuoppala@intel.com>,
Anuj Phogat <anuj.phogat@intel.com>,
Rodrigo Vivi <rodrigo.vivi@intel.com>
Subject: [PATCH] drm/i915/cnl: WA FtrEnableFastAnisoL1BankingFix
Date: Tue, 29 Aug 2017 16:07:23 -0700 [thread overview]
Message-ID: <20170829230723.20898-1-rodrigo.vivi@intel.com> (raw)
WA to enable HW L1 Banking fix that allows aniso to operate
at full sample rate.
Cc: Mika Kuoppala <mika.kuoppala@intel.com>
Cc: Oscar Mateo <oscar.mateo@intel.com>
Cc: Ben Widawsky <ben@bwidawsk.net>
Cc: Anuj Phogat <anuj.phogat@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
---
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
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next reply other threads:[~2017-08-29 23:07 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-29 23:07 Rodrigo Vivi [this message]
2017-08-29 23:26 ` ✓ Fi.CI.BAT: success for drm/i915/cnl: WA FtrEnableFastAnisoL1BankingFix Patchwork
2017-08-30 1:53 ` ✓ Fi.CI.IGT: " Patchwork
2017-08-30 8:55 ` [PATCH] " Mika Kuoppala
2017-08-31 4:59 ` Vivi, Rodrigo
2017-09-05 20:17 ` Oscar Mateo
2017-09-05 22:03 ` Vivi, Rodrigo
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