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path: root/drivers/gpu/drm/i915/intel_workarounds.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_workarounds.c')
-rw-r--r--drivers/gpu/drm/i915/intel_workarounds.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_workarounds.c b/drivers/gpu/drm/i915/intel_workarounds.c
index 5eec4ce965a5..2df3538ceba5 100644
--- a/drivers/gpu/drm/i915/intel_workarounds.c
+++ b/drivers/gpu/drm/i915/intel_workarounds.c
@@ -270,6 +270,10 @@ static int gen9_ctx_workarounds_init(struct drm_i915_private *dev_priv)
GEN9_PREEMPT_GPGPU_LEVEL_MASK,
GEN9_PREEMPT_GPGPU_COMMAND_LEVEL);
+ /* WaClearHIZ_WM_CHICKEN3:bxt,glk */
+ if (IS_GEN9_LP(dev_priv))
+ WA_SET_BIT_MASKED(GEN9_WM_CHICKEN3, GEN9_FACTOR_IN_CLR_VAL_HIZ);
+
return 0;
}