138 	struct net_device *netdev;  member
213 	struct net_device *netdev;  in usb_8dev_send_cmd()  local
215 	netdev = priv->netdev;  in usb_8dev_send_cmd()
228 		netdev_err(netdev, "sending command message failed\n");  in usb_8dev_send_cmd()
236 		netdev_err(netdev, "no command message answer\n");  in usb_8dev_send_cmd()
326 static int usb_8dev_set_mode(struct net_device *netdev, enum can_mode mode)  in usb_8dev_set_mode()  argument
328 	struct usb_8dev_priv *priv = netdev_priv(netdev);  in usb_8dev_set_mode()
335 			netdev_warn(netdev, "couldn't start device");  in usb_8dev_set_mode()
351 	struct net_device_stats *stats = &priv->netdev->stats;  in usb_8dev_rx_err_msg()
367 	skb = alloc_can_err_skb(priv->netdev, &cf);  in usb_8dev_rx_err_msg()
381 		can_bus_off(priv->netdev);  in usb_8dev_rx_err_msg()
443 		netdev_warn(priv->netdev,  in usb_8dev_rx_err_msg()
473 	struct net_device_stats *stats = &priv->netdev->stats;  in usb_8dev_rx_can_msg()
479 		skb = alloc_can_skb(priv->netdev, &cf);  in usb_8dev_rx_can_msg()
498 		can_led_event(priv->netdev, CAN_LED_EVENT_RX);  in usb_8dev_rx_can_msg()
500 		netdev_warn(priv->netdev, "frame type %d unknown",  in usb_8dev_rx_can_msg()
513 	struct net_device *netdev;  in usb_8dev_read_bulk_callback()  local
517 	netdev = priv->netdev;  in usb_8dev_read_bulk_callback()
519 	if (!netif_device_present(netdev))  in usb_8dev_read_bulk_callback()
533 		netdev_info(netdev, "Rx URB aborted (%d)\n",  in usb_8dev_read_bulk_callback()
542 			netdev_err(priv->netdev, "format error\n");  in usb_8dev_read_bulk_callback()
561 		netif_device_detach(netdev);  in usb_8dev_read_bulk_callback()
563 		netdev_err(netdev,  in usb_8dev_read_bulk_callback()
576 	struct net_device *netdev;  in usb_8dev_write_bulk_callback()  local
581 	netdev = priv->netdev;  in usb_8dev_write_bulk_callback()
589 	if (!netif_device_present(netdev))  in usb_8dev_write_bulk_callback()
593 		netdev_info(netdev, "Tx URB aborted (%d)\n",  in usb_8dev_write_bulk_callback()
596 	netdev->stats.tx_packets++;  in usb_8dev_write_bulk_callback()
597 	netdev->stats.tx_bytes += context->dlc;  in usb_8dev_write_bulk_callback()
599 	can_get_echo_skb(netdev, context->echo_index);  in usb_8dev_write_bulk_callback()
601 	can_led_event(netdev, CAN_LED_EVENT_TX);  in usb_8dev_write_bulk_callback()
606 	netif_wake_queue(netdev);  in usb_8dev_write_bulk_callback()
611 				      struct net_device *netdev)  in usb_8dev_start_xmit()  argument
613 	struct usb_8dev_priv *priv = netdev_priv(netdev);  in usb_8dev_start_xmit()
614 	struct net_device_stats *stats = &netdev->stats;  in usb_8dev_start_xmit()
623 	if (can_dropped_invalid_skb(netdev, skb))  in usb_8dev_start_xmit()
634 		netdev_err(netdev, "No memory left for USB buffer\n");  in usb_8dev_start_xmit()
678 	can_put_echo_skb(skb, netdev, context->echo_index);  in usb_8dev_start_xmit()
687 		netif_stop_queue(netdev);  in usb_8dev_start_xmit()
700 	netdev_warn(netdev, "couldn't find free context");  in usb_8dev_start_xmit()
705 	can_free_echo_skb(netdev, context->echo_index);  in usb_8dev_start_xmit()
713 		netif_device_detach(netdev);  in usb_8dev_start_xmit()
715 		netdev_warn(netdev, "failed tx_urb %d\n", err);  in usb_8dev_start_xmit()
727 static int usb_8dev_get_berr_counter(const struct net_device *netdev,  in usb_8dev_get_berr_counter()  argument
730 	struct usb_8dev_priv *priv = netdev_priv(netdev);  in usb_8dev_get_berr_counter()
741 	struct net_device *netdev = priv->netdev;  in usb_8dev_start()  local
758 			netdev_err(netdev, "No memory left for USB buffer\n");  in usb_8dev_start()
787 		netdev_warn(netdev, "couldn't setup read URBs\n");  in usb_8dev_start()
793 		netdev_warn(netdev, "rx performance may be slow\n");  in usb_8dev_start()
805 		netif_device_detach(priv->netdev);  in usb_8dev_start()
807 	netdev_warn(netdev, "couldn't submit control: %d\n", err);  in usb_8dev_start()
813 static int usb_8dev_open(struct net_device *netdev)  in usb_8dev_open()  argument
815 	struct usb_8dev_priv *priv = netdev_priv(netdev);  in usb_8dev_open()
819 	err = open_candev(netdev);  in usb_8dev_open()
823 	can_led_event(netdev, CAN_LED_EVENT_OPEN);  in usb_8dev_open()
829 			netif_device_detach(priv->netdev);  in usb_8dev_open()
831 		netdev_warn(netdev, "couldn't start device: %d\n",  in usb_8dev_open()
834 		close_candev(netdev);  in usb_8dev_open()
839 	netif_start_queue(netdev);  in usb_8dev_open()
858 static int usb_8dev_close(struct net_device *netdev)  in usb_8dev_close()  argument
860 	struct usb_8dev_priv *priv = netdev_priv(netdev);  in usb_8dev_close()
866 		netdev_warn(netdev, "couldn't stop device");  in usb_8dev_close()
870 	netif_stop_queue(netdev);  in usb_8dev_close()
875 	close_candev(netdev);  in usb_8dev_close()
877 	can_led_event(netdev, CAN_LED_EVENT_STOP);  in usb_8dev_close()
910 	struct net_device *netdev;  in usb_8dev_probe()  local
924 	netdev = alloc_candev(sizeof(struct usb_8dev_priv), MAX_TX_URBS);  in usb_8dev_probe()
925 	if (!netdev) {  in usb_8dev_probe()
930 	priv = netdev_priv(netdev);  in usb_8dev_probe()
933 	priv->netdev = netdev;  in usb_8dev_probe()
944 	netdev->netdev_ops = &usb_8dev_netdev_ops;  in usb_8dev_probe()
946 	netdev->flags |= IFF_ECHO; /* we support local echo */  in usb_8dev_probe()
963 	SET_NETDEV_DEV(netdev, &intf->dev);  in usb_8dev_probe()
967 	err = register_candev(netdev);  in usb_8dev_probe()
969 		netdev_err(netdev,  in usb_8dev_probe()
976 		netdev_err(netdev, "can't get firmware version\n");  in usb_8dev_probe()
979 		netdev_info(netdev,  in usb_8dev_probe()
985 	devm_can_led_init(netdev);  in usb_8dev_probe()
990 	unregister_netdev(priv->netdev);  in usb_8dev_probe()
993 	free_candev(netdev);  in usb_8dev_probe()
1007 		netdev_info(priv->netdev, "device disconnected\n");  in usb_8dev_disconnect()
1009 		unregister_netdev(priv->netdev);  in usb_8dev_disconnect()
1010 		free_candev(priv->netdev);  in usb_8dev_disconnect()