diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_fb.c b/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
index eb2b518b4a71..401f7a57638d 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
@@ -54,7 +54,7 @@ static const struct drm_framebuffer_funcs rockchip_drm_fb_funcs = {
 	.create_handle = drm_gem_fb_create_handle,
 };
 
-static struct drm_framebuffer *
+struct drm_framebuffer *
 rockchip_fb_alloc(struct drm_device *dev, const struct drm_mode_fb_cmd2 *mode_cmd,
 		  struct drm_gem_object **obj, unsigned int num_planes)
 {
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_fb.h b/drivers/gpu/drm/rockchip/rockchip_drm_fb.h
index 3b8755e9f191..e5577c2bb7c0 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_fb.h
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_fb.h
@@ -21,6 +21,9 @@ void rockchip_drm_mode_config_init(struct drm_device *dev);
 struct drm_framebuffer *
 rockchip_drm_logo_fb_alloc(struct drm_device *dev, const struct drm_mode_fb_cmd2 *mode_cmd,
 			   struct rockchip_logo *logo);
+struct drm_framebuffer *
+rockchip_fb_alloc(struct drm_device *dev, const struct drm_mode_fb_cmd2 *mode_cmd,
+		  struct drm_gem_object **obj, unsigned int num_planes);
 
 #define to_rockchip_logo_fb(x) container_of(x, struct rockchip_drm_logo_fb, fb)