drm/bridge: Add stubs for devm_drm_of_get_bridge when OF is disabled

If CONFIG_OF is disabled, devm_drm_of_get_bridge won't be compiled in
and drivers using that function will fail to build.

Add an inline stub so that we can still build-test those cases.

Reported-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Acked-by: Randy Dunlap <rdunlap@infradead.org> # build-tested
Link: https://patchwork.freedesktop.org/patch/msgid/20210928181333.1176840-1-maxime@cerno.tech

diff --git a/include/drm/drm_bridge.h b/include/drm/drm_bridge.h
index a445298..061d873 100644 (file)
--- a/include/drm/drm_bridge.h
+++ b/include/drm/drm_bridge.h
@@ -919,9 +919,20 @@ struct drm_bridge *devm_drm_panel_bridge_add(struct device *dev,
 struct drm_bridge *devm_drm_panel_bridge_add_typed(struct device *dev,
                                                   struct drm_panel *panel,
                                                   u32 connector_type);
+struct drm_connector *drm_panel_bridge_connector(struct drm_bridge *bridge);
+#endif
+
+#if defined(CONFIG_OF) && defined(CONFIG_DRM_PANEL_BRIDGE)
 struct drm_bridge *devm_drm_of_get_bridge(struct device *dev, struct device_node *node,
                                          u32 port, u32 endpoint);
-struct drm_connector *drm_panel_bridge_connector(struct drm_bridge *bridge);
+#else
+static inline struct drm_bridge *devm_drm_of_get_bridge(struct device *dev,
+                                                       struct device_node *node,
+                                                       u32 port,
+                                                       u32 endpoint)
+{
+       return ERR_PTR(-ENODEV);
+}
 #endif
 
 #endif