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drm/i915/gen9: Implement Wa4x4STCOptimizationDisable 

Move Wa4x4STCOptimizationDisable to gen9_init_workarounds

v2: rebase

Signed-off-by: Nick Hoath <nicholas.hoath@intel.com>
Reviewed-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Hoath, Nicholas 2015-02-05 10:47:23 +00:00 committed by Daniel Vetter
parent cac23df48a
commit 1840481f53
2 changed files with 3 additions and 4 deletions
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4
drivers/gpu/drm/i915/intel_pm.c
View File

@ -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)

3
drivers/gpu/drm/i915/intel_ringbuffer.c
View File

@ -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;
}