diff --git a/drivers/gpu/nvgpu/include/nvgpu/fifo/userd.h b/drivers/gpu/nvgpu/include/nvgpu/fifo/userd.h
index 99a48ea07..4d1fa4fce 100644
--- a/drivers/gpu/nvgpu/include/nvgpu/fifo/userd.h
+++ b/drivers/gpu/nvgpu/include/nvgpu/fifo/userd.h
@@ -30,8 +30,11 @@ struct channel_gk20a;
 
 int nvgpu_userd_setup_sw(struct gk20a *g);
 void nvgpu_userd_cleanup_sw(struct gk20a *g);
-int nvgpu_userd_init_slabs(struct gk20a *g);
-void nvgpu_userd_free_slabs(struct gk20a *g);
 int nvgpu_userd_init_channel(struct gk20a *g, struct channel_gk20a *c);
 
+#ifdef NVGPU_USERD
+int nvgpu_userd_init_slabs(struct gk20a *g);
+void nvgpu_userd_free_slabs(struct gk20a *g);
+#endif
+
 #endif /* NVGPU_FIFO_USERD_H */