struct drm_gem_object *obj;
};
+extern void radeon_connector_hotplug(struct drm_connector *connector);
+extern bool radeon_dp_needs_link_train(struct radeon_connector *radeon_connector);
extern int radeon_dp_mode_valid_helper(struct radeon_connector *radeon_connector,
struct drm_display_mode *mode);
extern void radeon_dp_set_link_config(struct drm_connector *connector,