135 	struct usb_udc *udc = gadget->udc;  in usb_gadget_state_work()  local
137 	if (udc)  in usb_gadget_state_work()
138 		sysfs_notify(&udc->dev.kobj, NULL, "state");  in usb_gadget_state_work()
151 static void usb_udc_connect_control(struct usb_udc *udc)  in usb_udc_connect_control()  argument
153 	if (udc->vbus)  in usb_udc_connect_control()
154 		usb_gadget_connect(udc->gadget);  in usb_udc_connect_control()
156 		usb_gadget_disconnect(udc->gadget);  in usb_udc_connect_control()
170 	struct usb_udc *udc = gadget->udc;  in usb_udc_vbus_handler()  local
172 	if (udc) {  in usb_udc_vbus_handler()
173 		udc->vbus = status;  in usb_udc_vbus_handler()
174 		usb_udc_connect_control(udc);  in usb_udc_vbus_handler()
209 static inline int usb_gadget_udc_start(struct usb_udc *udc)  in usb_gadget_udc_start()  argument
211 	return udc->gadget->ops->udc_start(udc->gadget, udc->driver);  in usb_gadget_udc_start()
226 static inline void usb_gadget_udc_stop(struct usb_udc *udc)  in usb_gadget_udc_stop()  argument
228 	udc->gadget->ops->udc_stop(udc->gadget);  in usb_gadget_udc_stop()
240 	struct usb_udc *udc;  in usb_udc_release()  local
242 	udc = container_of(dev, struct usb_udc, dev);  in usb_udc_release()
244 	kfree(udc);  in usb_udc_release()
266 	struct usb_udc		*udc;  in usb_add_gadget_udc_release()  local
269 	udc = kzalloc(sizeof(*udc), GFP_KERNEL);  in usb_add_gadget_udc_release()
270 	if (!udc)  in usb_add_gadget_udc_release()
292 	device_initialize(&udc->dev);  in usb_add_gadget_udc_release()
293 	udc->dev.release = usb_udc_release;  in usb_add_gadget_udc_release()
294 	udc->dev.class = udc_class;  in usb_add_gadget_udc_release()
295 	udc->dev.groups = usb_udc_attr_groups;  in usb_add_gadget_udc_release()
296 	udc->dev.parent = parent;  in usb_add_gadget_udc_release()
297 	ret = dev_set_name(&udc->dev, "%s", kobject_name(&parent->kobj));  in usb_add_gadget_udc_release()
301 	udc->gadget = gadget;  in usb_add_gadget_udc_release()
302 	gadget->udc = udc;  in usb_add_gadget_udc_release()
305 	list_add_tail(&udc->list, &udc_list);  in usb_add_gadget_udc_release()
307 	ret = device_add(&udc->dev);  in usb_add_gadget_udc_release()
312 	udc->vbus = true;  in usb_add_gadget_udc_release()
319 	list_del(&udc->list);  in usb_add_gadget_udc_release()
323 	put_device(&udc->dev);  in usb_add_gadget_udc_release()
328 	kfree(udc);  in usb_add_gadget_udc_release()
349 static void usb_gadget_remove_driver(struct usb_udc *udc)  in usb_gadget_remove_driver()  argument
351 	dev_dbg(&udc->dev, "unregistering UDC driver [%s]\n",  in usb_gadget_remove_driver()
352 			udc->driver->function);  in usb_gadget_remove_driver()
354 	kobject_uevent(&udc->dev.kobj, KOBJ_CHANGE);  in usb_gadget_remove_driver()
356 	usb_gadget_disconnect(udc->gadget);  in usb_gadget_remove_driver()
357 	udc->driver->disconnect(udc->gadget);  in usb_gadget_remove_driver()
358 	udc->driver->unbind(udc->gadget);  in usb_gadget_remove_driver()
359 	usb_gadget_udc_stop(udc);  in usb_gadget_remove_driver()
361 	udc->driver = NULL;  in usb_gadget_remove_driver()
362 	udc->dev.driver = NULL;  in usb_gadget_remove_driver()
363 	udc->gadget->dev.driver = NULL;  in usb_gadget_remove_driver()
375 	struct usb_udc *udc = gadget->udc;  in usb_del_gadget_udc()  local
377 	if (!udc)  in usb_del_gadget_udc()
383 	list_del(&udc->list);  in usb_del_gadget_udc()
386 	if (udc->driver)  in usb_del_gadget_udc()
387 		usb_gadget_remove_driver(udc);  in usb_del_gadget_udc()
389 	kobject_uevent(&udc->dev.kobj, KOBJ_REMOVE);  in usb_del_gadget_udc()
391 	device_unregister(&udc->dev);  in usb_del_gadget_udc()
398 static int udc_bind_to_driver(struct usb_udc *udc, struct usb_gadget_driver *driver)  in udc_bind_to_driver()  argument
402 	dev_dbg(&udc->dev, "registering UDC driver [%s]\n",  in udc_bind_to_driver()
405 	udc->driver = driver;  in udc_bind_to_driver()
406 	udc->dev.driver = &driver->driver;  in udc_bind_to_driver()
407 	udc->gadget->dev.driver = &driver->driver;  in udc_bind_to_driver()
409 	ret = driver->bind(udc->gadget, driver);  in udc_bind_to_driver()
412 	ret = usb_gadget_udc_start(udc);  in udc_bind_to_driver()
414 		driver->unbind(udc->gadget);  in udc_bind_to_driver()
417 	usb_udc_connect_control(udc);  in udc_bind_to_driver()
419 	kobject_uevent(&udc->dev.kobj, KOBJ_CHANGE);  in udc_bind_to_driver()
423 		dev_err(&udc->dev, "failed to start %s: %d\n",  in udc_bind_to_driver()
424 			udc->driver->function, ret);  in udc_bind_to_driver()
425 	udc->driver = NULL;  in udc_bind_to_driver()
426 	udc->dev.driver = NULL;  in udc_bind_to_driver()
427 	udc->gadget->dev.driver = NULL;  in udc_bind_to_driver()
433 	struct usb_udc *udc = NULL;  in usb_udc_attach_driver()  local
437 	list_for_each_entry(udc, &udc_list, list) {  in usb_udc_attach_driver()
438 		ret = strcmp(name, dev_name(&udc->dev));  in usb_udc_attach_driver()
446 	if (udc->driver) {  in usb_udc_attach_driver()
450 	ret = udc_bind_to_driver(udc, driver);  in usb_udc_attach_driver()
459 	struct usb_udc		*udc = NULL;  in usb_gadget_probe_driver()  local
466 	list_for_each_entry(udc, &udc_list, list) {  in usb_gadget_probe_driver()
468 		if (!udc->driver)  in usb_gadget_probe_driver()
476 	ret = udc_bind_to_driver(udc, driver);  in usb_gadget_probe_driver()
484 	struct usb_udc		*udc = NULL;  in usb_gadget_unregister_driver()  local
491 	list_for_each_entry(udc, &udc_list, list)  in usb_gadget_unregister_driver()
492 		if (udc->driver == driver) {  in usb_gadget_unregister_driver()
493 			usb_gadget_remove_driver(udc);  in usb_gadget_unregister_driver()
494 			usb_gadget_set_state(udc->gadget,  in usb_gadget_unregister_driver()
510 	struct usb_udc		*udc = container_of(dev, struct usb_udc, dev);  in usb_udc_srp_store()  local
513 		usb_gadget_wakeup(udc->gadget);  in usb_udc_srp_store()
522 	struct usb_udc		*udc = container_of(dev, struct usb_udc, dev);  in usb_udc_softconn_store()  local
524 	if (!udc->driver) {  in usb_udc_softconn_store()
530 		usb_gadget_udc_start(udc);  in usb_udc_softconn_store()
531 		usb_gadget_connect(udc->gadget);  in usb_udc_softconn_store()
533 		usb_gadget_disconnect(udc->gadget);  in usb_udc_softconn_store()
534 		udc->driver->disconnect(udc->gadget);  in usb_udc_softconn_store()
535 		usb_gadget_udc_stop(udc);  in usb_udc_softconn_store()
548 	struct usb_udc		*udc = container_of(dev, struct usb_udc, dev);  in state_show()  local
549 	struct usb_gadget	*gadget = udc->gadget;  in state_show()
559 	struct usb_udc *udc = container_of(dev, struct usb_udc, dev);	\
561 			usb_speed_string(udc->gadget->param));		\
572 	struct usb_udc		*udc = container_of(dev, struct usb_udc, dev); \
573 	struct usb_gadget	*gadget = udc->gadget;		\
613 	struct usb_udc		*udc = container_of(dev, struct usb_udc, dev);  in usb_udc_uevent()  local
616 	ret = add_uevent_var(env, "USB_UDC_NAME=%s", udc->gadget->name);  in usb_udc_uevent()
622 	if (udc->driver) {  in usb_udc_uevent()
624 				udc->driver->function);  in usb_udc_uevent()