From: Hoath, Nicholas Date: Thu, 5 Feb 2015 10:47:23 +0000 (+0000) Subject: drm/i915/gen9: Implement Wa4x4STCOptimizationDisable X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=1840481f536b40289b61c13f9111f30f4019e5ff;p=linux-beck.git drm/i915/gen9: Implement Wa4x4STCOptimizationDisable Move Wa4x4STCOptimizationDisable to gen9_init_workarounds v2: rebase Signed-off-by: Nick Hoath Reviewed-by: Damien Lespiau Signed-off-by: Daniel Vetter --- diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 874ec9f2023c..3c64810d6853 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 2ab447c711bc..e35b341c3cef 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; }