search for: drm_debugfs_unregister_callback

...* destroyed. + * + * Implementations of @cleanup_cb should clean up all resources for the + * callback, with the exception of freeing the memory for @out. Freeing @out + * will be handled by the DRM core automatically. + * + * Users of this function should take care to add a symmetric call to + * @drm_debugfs_unregister_callback to handle destroying a registered callback + * in case the resources for the user of this function are destroyed before + * debugfs root is initialized. + * + */ +int +drm_debugfs_register_callback(struct drm_minor *minor, + void (*init)(void *), + void (*cleanup_cb)(void *), +...

This is the next version of my patch series for teaching DRM how to automatically create debugfs nodes for drivers with MST topologies. This was originally intended just for nouveau, but has since been expanded to all DRM drivers. Changes since previous version: - Fix documentation error that got noticed by the kbuild bot in "drm/dp_mst: Pass entire connector to

...&mst_state_funcs); +#ifdef CONFIG_DEBUG_FS + drm_dp_mst_debugfs_register(mgr, connector); +#endif return 0; } @@ -3225,6 +3327,10 @@ EXPORT_SYMBOL(drm_dp_mst_topology_mgr_init); */ void drm_dp_mst_topology_mgr_destroy(struct drm_dp_mst_topology_mgr *mgr) { +#ifdef CONFIG_DEBUG_FS + drm_debugfs_unregister_callback(mgr->dev->primary, + mgr->debugfs_init_cb); +#endif flush_work(&mgr->work); flush_work(&mgr->destroy_connector_work); mutex_lock(&mgr->payload_lock); diff --git a/include/drm/drm_dp_mst_helper.h b/include/drm/drm_dp_mst_helper.h index ef8ba093ae8a..c70b81cd78...