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-rw-r--r--drivers/gpu/drm/i915/intel_ringbuffer.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 5c7f3cff50cc..6d844e2147b8 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -1191,12 +1191,17 @@ static int bxt_init_workarounds(struct intel_engine_cs *engine)
static int kbl_init_workarounds(struct intel_engine_cs *engine)
{
+ struct drm_i915_private *dev_priv = engine->dev->dev_private;
int ret;
ret = gen9_init_workarounds(engine);
if (ret)
return ret;
+ /* WaEnableGapsTsvCreditFix:kbl */
+ I915_WRITE(GEN8_GARBCNTL, (I915_READ(GEN8_GARBCNTL) |
+ GEN9_GAPS_TSV_CREDIT_DISABLE));
+
return 0;
}