if (NULL == plane_state)
return NULL;
+ kref_init(&plane_state->refcount);
construct(core_dc->ctx, plane_state);
- atomic_inc(&plane_state->ref_count);
return plane_state;
}
void dc_plane_state_retain(struct dc_plane_state *plane_state)
{
- ASSERT(atomic_read(&plane_state->ref_count) > 0);
- atomic_inc(&plane_state->ref_count);
+ kref_get(&plane_state->refcount);
}
-void dc_plane_state_release(struct dc_plane_state *plane_state)
+static void dc_plane_state_free(struct kref *kref)
{
- ASSERT(atomic_read(&plane_state->ref_count) > 0);
- atomic_dec(&plane_state->ref_count);
+ struct dc_plane_state *plane_state = container_of(kref, struct dc_plane_state, refcount);
+ destruct(plane_state);
+ kfree(plane_state);
+}
- if (atomic_read(&plane_state->ref_count) == 0) {
- destruct(plane_state);
- kfree(plane_state);
- }
+void dc_plane_state_release(struct dc_plane_state *plane_state)
+{
+ kref_put(&plane_state->refcount, dc_plane_state_free);
}
void dc_gamma_retain(struct dc_gamma *gamma)