From 6381b55016ec76f18cbc8685ca0774dd4584651b Mon Sep 17 00:00:00 2001 From: Nick Hoath Date: Tue, 14 Jul 2015 14:41:15 +0100 Subject: drm/i915/gen9: Implement WaDisableKillLogic for gen 9 v2: Patch leakage fixed Signed-off-by: Nick Hoath Reviewed-by: Mika Kuoppala Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/intel_pm.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers/gpu/drm/i915/intel_pm.c') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 025978548fb6..3a48c4f21f11 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -59,6 +59,10 @@ static void gen9_init_clock_gating(struct drm_device *dev) /* WaEnableLbsSlaRetryTimerDecrement:skl */ I915_WRITE(BDW_SCRATCH1, I915_READ(BDW_SCRATCH1) | GEN9_LBS_SLA_RETRY_TIMER_DECREMENT_ENABLE); + + /* WaDisableKillLogic:bxt,skl */ + I915_WRITE(GAM_ECOCHK, I915_READ(GAM_ECOCHK) | + ECOCHK_DIS_TLB); } static void skl_init_clock_gating(struct drm_device *dev) -- cgit