diff options
| author |   Oscar Mateo <oscar.mateo@intel.com> | 2017-09-07 08:40:07 -0700 |
|---|---|---|
| committer |   Chris Wilson <chris@chris-wilson.co.uk> | 2017-09-07 21:59:20 +0100 |
| commit | 4827c547c51f81579edb8f3958d53c15e0a3f662 (patch) | |
| tree | 5a52a4b48068f8a3a12b500342906119c84647c0 /drivers/gpu/drm/i915/intel_engine_cs.c | |
| parent | drm/i915: WaPushConstantDereferenceHoldDisable needs to modify a masked register (diff) | |
| download | linux-dev-4827c547c51f81579edb8f3958d53c15e0a3f662.tar.xz linux-dev-4827c547c51f81579edb8f3958d53c15e0a3f662.zip | |
drm/i915: Transform WaDisableGafsUnitClkGating into a simple reg write
GEN7_UCGCTL4 does not live in the context.
v2: Missing parenthesis
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuoppala@intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Oscar Mateo <oscar.mateo@intel.com>
Reviewed-by: Michał Winiarski <michal.winiarski@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/1504798809-5653-4-git-send-email-oscar.mateo@intel.com
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_engine_cs.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_engine_cs.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c index 6e24711c106c..48c7eb36d633 100644 --- a/drivers/gpu/drm/i915/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/intel_engine_cs.c @@ -981,7 +981,8 @@ static int skl_init_workarounds(struct intel_engine_cs *engine) GEN9_GAPS_TSV_CREDIT_DISABLE)); /* WaDisableGafsUnitClkGating:skl */ - WA_SET_BIT(GEN7_UCGCTL4, GEN8_EU_GAUNIT_CLOCK_GATE_DISABLE); + I915_WRITE(GEN7_UCGCTL4, (I915_READ(GEN7_UCGCTL4) | + GEN8_EU_GAUNIT_CLOCK_GATE_DISABLE)); /* WaInPlaceDecompressionHang:skl */ if (IS_SKL_REVID(dev_priv, SKL_REVID_H0, REVID_FOREVER)) @@ -1143,7 +1144,8 @@ static int kbl_init_workarounds(struct intel_engine_cs *engine) GEN8_SBE_DISABLE_REPLAY_BUF_OPTIMIZATION); /* WaDisableGafsUnitClkGating:kbl */ - WA_SET_BIT(GEN7_UCGCTL4, GEN8_EU_GAUNIT_CLOCK_GATE_DISABLE); + I915_WRITE(GEN7_UCGCTL4, (I915_READ(GEN7_UCGCTL4) | + GEN8_EU_GAUNIT_CLOCK_GATE_DISABLE)); /* WaDisableSbeCacheDispatchPortSharing:kbl */ WA_SET_BIT_MASKED( @@ -1197,7 +1199,8 @@ static int cfl_init_workarounds(struct intel_engine_cs *engine) GEN8_SBE_DISABLE_REPLAY_BUF_OPTIMIZATION); /* WaDisableGafsUnitClkGating:cfl */ - WA_SET_BIT(GEN7_UCGCTL4, GEN8_EU_GAUNIT_CLOCK_GATE_DISABLE); + I915_WRITE(GEN7_UCGCTL4, (I915_READ(GEN7_UCGCTL4) | + GEN8_EU_GAUNIT_CLOCK_GATE_DISABLE)); /* WaDisableSbeCacheDispatchPortSharing:cfl */ WA_SET_BIT_MASKED( |