diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/base.c
index a73f690..ad4ac4e 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/pmu/base.c
@@ -85,7 +85,8 @@
 	);
 
 	/* Reset. */
-	pmu->func->reset(pmu);
+	if (pmu->func->reset)
+		pmu->func->reset(pmu);
 
 	/* Wait for IMEM/DMEM scrubbing to be complete. */
 	nvkm_msec(device, 2000,