127 	struct net_device *netdev;  member
203 	struct net_device *netdev;  in usb_8dev_send_cmd()  local
205 	netdev = priv->netdev;  in usb_8dev_send_cmd()
218 		netdev_err(netdev, "sending command message failed\n");  in usb_8dev_send_cmd()
226 		netdev_err(netdev, "no command message answer\n");  in usb_8dev_send_cmd()
316 static int usb_8dev_set_mode(struct net_device *netdev, enum can_mode mode)  in usb_8dev_set_mode()  argument
318 	struct usb_8dev_priv *priv = netdev_priv(netdev);  in usb_8dev_set_mode()
325 			netdev_warn(netdev, "couldn't start device");  in usb_8dev_set_mode()
341 	struct net_device_stats *stats = &priv->netdev->stats;  in usb_8dev_rx_err_msg()
357 	skb = alloc_can_err_skb(priv->netdev, &cf);  in usb_8dev_rx_err_msg()
371 		can_bus_off(priv->netdev);  in usb_8dev_rx_err_msg()
433 		netdev_warn(priv->netdev,  in usb_8dev_rx_err_msg()
463 	struct net_device_stats *stats = &priv->netdev->stats;  in usb_8dev_rx_can_msg()
469 		skb = alloc_can_skb(priv->netdev, &cf);  in usb_8dev_rx_can_msg()
488 		can_led_event(priv->netdev, CAN_LED_EVENT_RX);  in usb_8dev_rx_can_msg()
490 		netdev_warn(priv->netdev, "frame type %d unknown",  in usb_8dev_rx_can_msg()
503 	struct net_device *netdev;  in usb_8dev_read_bulk_callback()  local
507 	netdev = priv->netdev;  in usb_8dev_read_bulk_callback()
509 	if (!netif_device_present(netdev))  in usb_8dev_read_bulk_callback()
523 		netdev_info(netdev, "Rx URB aborted (%d)\n",  in usb_8dev_read_bulk_callback()
532 			netdev_err(priv->netdev, "format error\n");  in usb_8dev_read_bulk_callback()
551 		netif_device_detach(netdev);  in usb_8dev_read_bulk_callback()
553 		netdev_err(netdev,  in usb_8dev_read_bulk_callback()
566 	struct net_device *netdev;  in usb_8dev_write_bulk_callback()  local
571 	netdev = priv->netdev;  in usb_8dev_write_bulk_callback()
579 	if (!netif_device_present(netdev))  in usb_8dev_write_bulk_callback()
583 		netdev_info(netdev, "Tx URB aborted (%d)\n",  in usb_8dev_write_bulk_callback()
586 	netdev->stats.tx_packets++;  in usb_8dev_write_bulk_callback()
587 	netdev->stats.tx_bytes += context->dlc;  in usb_8dev_write_bulk_callback()
589 	can_get_echo_skb(netdev, context->echo_index);  in usb_8dev_write_bulk_callback()
591 	can_led_event(netdev, CAN_LED_EVENT_TX);  in usb_8dev_write_bulk_callback()
596 	netif_wake_queue(netdev);  in usb_8dev_write_bulk_callback()
601 				      struct net_device *netdev)  in usb_8dev_start_xmit()  argument
603 	struct usb_8dev_priv *priv = netdev_priv(netdev);  in usb_8dev_start_xmit()
604 	struct net_device_stats *stats = &netdev->stats;  in usb_8dev_start_xmit()
613 	if (can_dropped_invalid_skb(netdev, skb))  in usb_8dev_start_xmit()
624 		netdev_err(netdev, "No memory left for USB buffer\n");  in usb_8dev_start_xmit()
668 	can_put_echo_skb(skb, netdev, context->echo_index);  in usb_8dev_start_xmit()
674 		can_free_echo_skb(netdev, context->echo_index);  in usb_8dev_start_xmit()
682 			netif_device_detach(netdev);  in usb_8dev_start_xmit()
684 			netdev_warn(netdev, "failed tx_urb %d\n", err);  in usb_8dev_start_xmit()
688 		netif_stop_queue(netdev);  in usb_8dev_start_xmit()
701 	netdev_warn(netdev, "couldn't find free context");  in usb_8dev_start_xmit()
715 static int usb_8dev_get_berr_counter(const struct net_device *netdev,  in usb_8dev_get_berr_counter()  argument
718 	struct usb_8dev_priv *priv = netdev_priv(netdev);  in usb_8dev_get_berr_counter()
729 	struct net_device *netdev = priv->netdev;  in usb_8dev_start()  local
747 			netdev_err(netdev, "No memory left for USB buffer\n");  in usb_8dev_start()
781 		netdev_warn(netdev, "couldn't setup read URBs\n");  in usb_8dev_start()
787 		netdev_warn(netdev, "rx performance may be slow\n");  in usb_8dev_start()
799 		netif_device_detach(priv->netdev);  in usb_8dev_start()
801 	netdev_warn(netdev, "couldn't submit control: %d\n", err);  in usb_8dev_start()
807 static int usb_8dev_open(struct net_device *netdev)  in usb_8dev_open()  argument
809 	struct usb_8dev_priv *priv = netdev_priv(netdev);  in usb_8dev_open()
813 	err = open_candev(netdev);  in usb_8dev_open()
817 	can_led_event(netdev, CAN_LED_EVENT_OPEN);  in usb_8dev_open()
823 			netif_device_detach(priv->netdev);  in usb_8dev_open()
825 		netdev_warn(netdev, "couldn't start device: %d\n",  in usb_8dev_open()
828 		close_candev(netdev);  in usb_8dev_open()
833 	netif_start_queue(netdev);  in usb_8dev_open()
856 static int usb_8dev_close(struct net_device *netdev)  in usb_8dev_close()  argument
858 	struct usb_8dev_priv *priv = netdev_priv(netdev);  in usb_8dev_close()
864 		netdev_warn(netdev, "couldn't stop device");  in usb_8dev_close()
868 	netif_stop_queue(netdev);  in usb_8dev_close()
873 	close_candev(netdev);  in usb_8dev_close()
875 	can_led_event(netdev, CAN_LED_EVENT_STOP);  in usb_8dev_close()
908 	struct net_device *netdev;  in usb_8dev_probe()  local
922 	netdev = alloc_candev(sizeof(struct usb_8dev_priv), MAX_TX_URBS);  in usb_8dev_probe()
923 	if (!netdev) {  in usb_8dev_probe()
928 	priv = netdev_priv(netdev);  in usb_8dev_probe()
931 	priv->netdev = netdev;  in usb_8dev_probe()
942 	netdev->netdev_ops = &usb_8dev_netdev_ops;  in usb_8dev_probe()
944 	netdev->flags |= IFF_ECHO; /* we support local echo */  in usb_8dev_probe()
961 	SET_NETDEV_DEV(netdev, &intf->dev);  in usb_8dev_probe()
965 	err = register_candev(netdev);  in usb_8dev_probe()
967 		netdev_err(netdev,  in usb_8dev_probe()
974 		netdev_err(netdev, "can't get firmware version\n");  in usb_8dev_probe()
977 		netdev_info(netdev,  in usb_8dev_probe()
983 	devm_can_led_init(netdev);  in usb_8dev_probe()
988 	unregister_netdev(priv->netdev);  in usb_8dev_probe()
991 	free_candev(netdev);  in usb_8dev_probe()
1005 		netdev_info(priv->netdev, "device disconnected\n");  in usb_8dev_disconnect()
1007 		unregister_netdev(priv->netdev);  in usb_8dev_disconnect()
1009 		free_candev(priv->netdev);  in usb_8dev_disconnect()