diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/runl.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/runl.c
index b5836cbc29aa..93d628d7d508 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/runl.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/runl.c
@@ -30,7 +30,7 @@
 #include <subdev/timer.h>
 #include <subdev/top.h>
 
-struct nvkm_cgrp *
+static struct nvkm_cgrp *
 nvkm_engn_cgrp_get(struct nvkm_engn *engn, unsigned long *pirqflags)
 {
 	struct nvkm_cgrp *cgrp = NULL;