378 static void ecm_do_notify(struct f_ecm *ecm)  in ecm_do_notify()  argument
380 	struct usb_request		*req = ecm->notify_req;  in ecm_do_notify()
382 	struct usb_composite_dev	*cdev = ecm->port.func.config->cdev;  in ecm_do_notify()
391 	switch (ecm->notify_state) {  in ecm_do_notify()
397 		if (ecm->is_open)  in ecm_do_notify()
405 				ecm->is_open ? "true" : "false");  in ecm_do_notify()
406 		ecm->notify_state = ECM_NOTIFY_SPEED;  in ecm_do_notify()
421 		ecm->notify_state = ECM_NOTIFY_NONE;  in ecm_do_notify()
425 	event->wIndex = cpu_to_le16(ecm->ctrl_id);  in ecm_do_notify()
427 	ecm->notify_req = NULL;  in ecm_do_notify()
428 	status = usb_ep_queue(ecm->notify, req, GFP_ATOMIC);  in ecm_do_notify()
430 		ecm->notify_req = req;  in ecm_do_notify()
435 static void ecm_notify(struct f_ecm *ecm)  in ecm_notify()  argument
442 	ecm->notify_state = ECM_NOTIFY_CONNECT;  in ecm_notify()
443 	ecm_do_notify(ecm);  in ecm_notify()
448 	struct f_ecm			*ecm = req->context;  in ecm_notify_complete()  local
449 	struct usb_composite_dev	*cdev = ecm->port.func.config->cdev;  in ecm_notify_complete()
458 		ecm->notify_state = ECM_NOTIFY_NONE;  in ecm_notify_complete()
465 	ecm->notify_req = req;  in ecm_notify_complete()
466 	ecm_do_notify(ecm);  in ecm_notify_complete()
471 	struct f_ecm		*ecm = func_to_ecm(f);  in ecm_setup()  local
488 		if (w_length != 0 || w_index != ecm->ctrl_id)  in ecm_setup()
495 		ecm->port.cdc_filter = w_value;  in ecm_setup()
536 	struct f_ecm		*ecm = func_to_ecm(f);  in ecm_set_alt()  local
540 	if (intf == ecm->ctrl_id) {  in ecm_set_alt()
545 		usb_ep_disable(ecm->notify);  in ecm_set_alt()
546 		if (!(ecm->notify->desc)) {  in ecm_set_alt()
548 			if (config_ep_by_speed(cdev->gadget, f, ecm->notify))  in ecm_set_alt()
551 		usb_ep_enable(ecm->notify);  in ecm_set_alt()
554 	} else if (intf == ecm->data_id) {  in ecm_set_alt()
558 		if (ecm->port.in_ep->enabled) {  in ecm_set_alt()
560 			gether_disconnect(&ecm->port);  in ecm_set_alt()
563 		if (!ecm->port.in_ep->desc ||  in ecm_set_alt()
564 		    !ecm->port.out_ep->desc) {  in ecm_set_alt()
567 					       ecm->port.in_ep) ||  in ecm_set_alt()
569 					       ecm->port.out_ep)) {  in ecm_set_alt()
570 				ecm->port.in_ep->desc = NULL;  in ecm_set_alt()
571 				ecm->port.out_ep->desc = NULL;  in ecm_set_alt()
585 			ecm->port.is_zlp_ok =  in ecm_set_alt()
587 			ecm->port.cdc_filter = DEFAULT_FILTER;  in ecm_set_alt()
589 			net = gether_connect(&ecm->port);  in ecm_set_alt()
600 		ecm_notify(ecm);  in ecm_set_alt()
614 	struct f_ecm		*ecm = func_to_ecm(f);  in ecm_get_alt()  local
616 	if (intf == ecm->ctrl_id)  in ecm_get_alt()
618 	return ecm->port.in_ep->enabled ? 1 : 0;  in ecm_get_alt()
623 	struct f_ecm		*ecm = func_to_ecm(f);  in ecm_disable()  local
628 	if (ecm->port.in_ep->enabled)  in ecm_disable()
629 		gether_disconnect(&ecm->port);  in ecm_disable()
631 	usb_ep_disable(ecm->notify);  in ecm_disable()
632 	ecm->notify->desc = NULL;  in ecm_disable()
657 	struct f_ecm		*ecm = func_to_ecm(&geth->func);  in ecm_open()  local
659 	DBG(ecm->port.func.config->cdev, "%s\n", __func__);  in ecm_open()
661 	ecm->is_open = true;  in ecm_open()
662 	ecm_notify(ecm);  in ecm_open()
667 	struct f_ecm		*ecm = func_to_ecm(&geth->func);  in ecm_close()  local
669 	DBG(ecm->port.func.config->cdev, "%s\n", __func__);  in ecm_close()
671 	ecm->is_open = false;  in ecm_close()
672 	ecm_notify(ecm);  in ecm_close()
683 	struct f_ecm		*ecm = func_to_ecm(f);  in ecm_bind()  local
725 	ecm->ctrl_id = status;  in ecm_bind()
734 	ecm->data_id = status;  in ecm_bind()
746 	ecm->port.in_ep = ep;  in ecm_bind()
751 	ecm->port.out_ep = ep;  in ecm_bind()
760 	ecm->notify = ep;  in ecm_bind()
765 	ecm->notify_req = usb_ep_alloc_request(ep, GFP_KERNEL);  in ecm_bind()
766 	if (!ecm->notify_req)  in ecm_bind()
768 	ecm->notify_req->buf = kmalloc(ECM_STATUS_BYTECOUNT, GFP_KERNEL);  in ecm_bind()
769 	if (!ecm->notify_req->buf)  in ecm_bind()
771 	ecm->notify_req->context = ecm;  in ecm_bind()
772 	ecm->notify_req->complete = ecm_notify_complete;  in ecm_bind()
798 	ecm->port.open = ecm_open;  in ecm_bind()
799 	ecm->port.close = ecm_close;  in ecm_bind()
804 			ecm->port.in_ep->name, ecm->port.out_ep->name,  in ecm_bind()
805 			ecm->notify->name);  in ecm_bind()
809 	if (ecm->notify_req) {  in ecm_bind()
810 		kfree(ecm->notify_req->buf);  in ecm_bind()
811 		usb_ep_free_request(ecm->notify, ecm->notify_req);  in ecm_bind()
826 USB_ETHERNET_CONFIGFS_ITEM(ecm);
829 USB_ETHERNET_CONFIGFS_ITEM_ATTR_DEV_ADDR(ecm);
832 USB_ETHERNET_CONFIGFS_ITEM_ATTR_HOST_ADDR(ecm);
835 USB_ETHERNET_CONFIGFS_ITEM_ATTR_QMULT(ecm);
838 USB_ETHERNET_CONFIGFS_ITEM_ATTR_IFNAME(ecm);
889 	struct f_ecm *ecm;  in ecm_free()  local
892 	ecm = func_to_ecm(f);  in ecm_free()
894 	kfree(ecm);  in ecm_free()
902 	struct f_ecm		*ecm = func_to_ecm(f);  in ecm_unbind()  local
908 	kfree(ecm->notify_req->buf);  in ecm_unbind()
909 	usb_ep_free_request(ecm->notify, ecm->notify_req);  in ecm_unbind()
914 	struct f_ecm	*ecm;  in ecm_alloc()  local
919 	ecm = kzalloc(sizeof(*ecm), GFP_KERNEL);  in ecm_alloc()
920 	if (!ecm)  in ecm_alloc()
928 	status = gether_get_host_addr_cdc(opts->net, ecm->ethaddr,  in ecm_alloc()
929 					  sizeof(ecm->ethaddr));  in ecm_alloc()
931 		kfree(ecm);  in ecm_alloc()
935 	ecm_string_defs[1].s = ecm->ethaddr;  in ecm_alloc()
937 	ecm->port.ioport = netdev_priv(opts->net);  in ecm_alloc()
939 	ecm->port.cdc_filter = DEFAULT_FILTER;  in ecm_alloc()
941 	ecm->port.func.name = "cdc_ethernet";  in ecm_alloc()
943 	ecm->port.func.bind = ecm_bind;  in ecm_alloc()
944 	ecm->port.func.unbind = ecm_unbind;  in ecm_alloc()
945 	ecm->port.func.set_alt = ecm_set_alt;  in ecm_alloc()
946 	ecm->port.func.get_alt = ecm_get_alt;  in ecm_alloc()
947 	ecm->port.func.setup = ecm_setup;  in ecm_alloc()
948 	ecm->port.func.disable = ecm_disable;  in ecm_alloc()
949 	ecm->port.func.free_func = ecm_free;  in ecm_alloc()
951 	return &ecm->port.func;  in ecm_alloc()
954 DECLARE_USB_FUNCTION_INIT(ecm, ecm_alloc_inst, ecm_alloc);