diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index e04ef19673a90a19c69eee62acd70ff668ba2327..fc7e0c7545fdad990ec621e826ce19ee4bc9ddb4 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -4346,9 +4346,12 @@ static void gen9_enable_rc6(struct drm_device *dev)
 				   GEN6_RC_CTL_EI_MODE(1) |
 				   rc6_mask);
 
-	/* 3b: Enable Coarse Power Gating only when RC6 is enabled */
+	/*
+	 * 3b: Enable Coarse Power Gating only when RC6 is enabled.
+	 * WaDisableRenderPowerGating:skl,bxt - Render PG need to be disabled with RC6.
+	 */
 	I915_WRITE(GEN9_PG_ENABLE, (rc6_mask & GEN6_RC_CTL_RC6_ENABLE) ?
-			(GEN9_RENDER_PG_ENABLE | GEN9_MEDIA_PG_ENABLE) : 0);
+			GEN9_MEDIA_PG_ENABLE : 0);
 
 
 	intel_uncore_forcewake_put(dev_priv, FORCEWAKE_ALL);