[PATCH 08/10] drm/i915: gen 9 h/w w/a (Wa4x4STCOptimizationDisable)

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From: "Hoath, Nicholas" <nicholas.hoath@xxxxxxxxx>

Move Wa4x4STCOptimizationDisable to gen9_init_workarounds

v1: rebase

Signed-off-by: Nick Hoath <nicholas.hoath@xxxxxxxxx>
---
 drivers/gpu/drm/i915/intel_pm.c         | 4 ----
 drivers/gpu/drm/i915/intel_ringbuffer.c | 3 +++
 2 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 06d67fd..30071ff 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -64,10 +64,6 @@ static void gen9_init_clock_gating(struct drm_device *dev)
 		I915_WRITE(GEN8_UCGCTL6, I915_READ(GEN8_UCGCTL6) |
 			   GEN8_SDEUNIT_CLOCK_GATE_DISABLE);
 	}
-
-	/* Wa4x4STCOptimizationDisable:skl */
-	I915_WRITE(CACHE_MODE_1,
-		   _MASKED_BIT_ENABLE(GEN8_4x4_STC_OPTIMIZATION_DISABLE));
 }
 
 static void i915_pineview_get_mem_freq(struct drm_device *dev)
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 884f319..066b63d 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -902,6 +902,9 @@ static int gen9_init_workarounds(struct intel_engine_cs *ring)
 				  GEN9_ENABLE_YV12_BUGFIX);
 	}
 
+	/* Wa4x4STCOptimizationDisable:skl */
+	WA_SET_BIT_MASKED(CACHE_MODE_1, GEN8_4x4_STC_OPTIMIZATION_DISABLE);
+
 	return 0;
 }
 
-- 
2.1.1

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