2 files changed, 21 insertions, 1 deletions

diff --git a/drivers/gpu/drm/i915/i915_gem_request.h b/drivers/gpu/drm/i915/i915_gem_request.h
index e2b077df2da0..d229f47d1028 100644
--- a/drivers/gpu/drm/i915/i915_gem_request.h
+++ b/drivers/gpu/drm/i915/i915_gem_request.h
@@ -413,6 +413,25 @@ i915_gem_active_set(struct i915_gem_active *active,
         rcu_assign_pointer(active->request, request);
 }
 
+/**
+ * i915_gem_active_set_retire_fn - updates the retirement callback
+ * @active - the active tracker
+ * @fn - the routine called when the request is retired
+ * @mutex - struct_mutex used to guard retirements
+ *
+ * i915_gem_active_set_retire_fn() updates the function pointer that
+ * is called when the final request associated with the @active tracker
+ * is retired.
+ */
+static inline void
+i915_gem_active_set_retire_fn(struct i915_gem_active *active,
+                              i915_gem_retire_fn fn,
+                              struct mutex *mutex)
+{
+        lockdep_assert_held(mutex);
+        active->retire = fn ?: i915_gem_retire_noop;
+}
+
 static inline struct drm_i915_gem_request *
 __i915_gem_active_peek(const struct i915_gem_active *active)
 {
diff --git a/drivers/gpu/drm/i915/intel_overlay.c b/drivers/gpu/drm/i915/intel_overlay.c
index ef7dfea40242..57ef9c88843c 100644
--- a/drivers/gpu/drm/i915/intel_overlay.c
+++ b/drivers/gpu/drm/i915/intel_overlay.c
@@ -216,7 +216,8 @@ static void intel_overlay_submit_request(struct intel_overlay *overlay,
 {
         GEM_BUG_ON(i915_gem_active_peek(&overlay->last_flip,
                                         &overlay->i915->drm.struct_mutex));
-        overlay->last_flip.retire = retire;
+        i915_gem_active_set_retire_fn(&overlay->last_flip, retire,
+                                      &overlay->i915->drm.struct_mutex);
         i915_gem_active_set(&overlay->last_flip, req);
         i915_add_request(req);
 }