Merge tag 'drm-intel-fixes-2021-08-26' of...

Merge tag 'drm-intel-fixes-2021-08-26' of git://anongit.freedesktop.org/drm/drm-intel into drm-fixes

- Fix syncmap memory leak
- Drop redundant display port debug print
Signed-off-by: NDave Airlie <airlied@redhat.com>

From: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/YSfSeHbyS5wBZtNJ@intel.com

drivers/gpu/drm/i915/display/intel_dp.c

@@ -3850,23 +3850,18 @@ static void intel_dp_check_device_service_irq(struct intel_dp *intel_dp)
 
 static void intel_dp_check_link_service_irq(struct intel_dp *intel_dp)
 {
-	struct drm_i915_private *i915 = dp_to_i915(intel_dp);
 	u8 val;
 
 	if (intel_dp->dpcd[DP_DPCD_REV] < 0x11)
 		return;
 
 	if (drm_dp_dpcd_readb(&intel_dp->aux,
-			      DP_LINK_SERVICE_IRQ_VECTOR_ESI0, &val) != 1 || !val) {
-		drm_dbg_kms(&i915->drm, "Error in reading link service irq vector\n");
+			      DP_LINK_SERVICE_IRQ_VECTOR_ESI0, &val) != 1 || !val)
 		return;
-	}
 
 	if (drm_dp_dpcd_writeb(&intel_dp->aux,
-			       DP_LINK_SERVICE_IRQ_VECTOR_ESI0, val) != 1) {
-		drm_dbg_kms(&i915->drm, "Error in writing link service irq vector\n");
+			       DP_LINK_SERVICE_IRQ_VECTOR_ESI0, val) != 1)
 		return;
-	}
 
 	if (val & HDMI_LINK_STATUS_CHANGED)
 		intel_dp_handle_hdmi_link_status_change(intel_dp);

drivers/gpu/drm/i915/gt/intel_timeline.c

@@ -127,6 +127,15 @@ static void intel_timeline_fini(struct rcu_head *rcu)
 
 	i915_vma_put(timeline->hwsp_ggtt);
 	i915_active_fini(&timeline->active);
+
+	/*
+	 * A small race exists between intel_gt_retire_requests_timeout and
+	 * intel_timeline_exit which could result in the syncmap not getting
+	 * free'd. Rather than work to hard to seal this race, simply cleanup
+	 * the syncmap on fini.
+	 */
+	i915_syncmap_free(&timeline->sync);
+
 	kfree(timeline);
 }