diff --git a/src/add-ons/accelerants/nvidia/EngineManagment.c b/src/add-ons/accelerants/nvidia/EngineManagment.c
index 42a3dd916e..b31eb5dfb9 100644
--- a/src/add-ons/accelerants/nvidia/EngineManagment.c
+++ b/src/add-ons/accelerants/nvidia/EngineManagment.c
@@ -44,6 +44,7 @@ status_t RELEASE_ENGINE(engine_token *et, sync_token *st)
 
 void WAIT_ENGINE_IDLE(void)
 {
+	/*wait for the engine to be totally idle*/
 	nv_acc_wait_idle();
 }