245 	struct net_device *net;  member
285 static void mcp251x_clean(struct net_device *net)  in mcp251x_clean()  argument
287 	struct mcp251x_priv *priv = netdev_priv(net);  in mcp251x_clean()
290 		net->stats.tx_errors++;  in mcp251x_clean()
294 		can_free_echo_skb(priv->net, 0);  in mcp251x_clean()
468 	skb = alloc_can_skb(priv->net, &frame);  in mcp251x_hw_rx()
471 		priv->net->stats.rx_dropped++;  in mcp251x_hw_rx()
502 	priv->net->stats.rx_packets++;  in mcp251x_hw_rx()
503 	priv->net->stats.rx_bytes += frame->can_dlc;  in mcp251x_hw_rx()
505 	can_led_event(priv->net, CAN_LED_EVENT_RX);  in mcp251x_hw_rx()
516 					   struct net_device *net)  in mcp251x_hard_start_xmit()  argument
518 	struct mcp251x_priv *priv = netdev_priv(net);  in mcp251x_hard_start_xmit()
526 	if (can_dropped_invalid_skb(net, skb))  in mcp251x_hard_start_xmit()
529 	netif_stop_queue(net);  in mcp251x_hard_start_xmit()
536 static int mcp251x_do_set_mode(struct net_device *net, enum can_mode mode)  in mcp251x_do_set_mode()  argument
538 	struct mcp251x_priv *priv = netdev_priv(net);  in mcp251x_do_set_mode()
542 		mcp251x_clean(net);  in mcp251x_do_set_mode()
592 static int mcp251x_do_set_bittiming(struct net_device *net)  in mcp251x_do_set_bittiming()  argument
594 	struct mcp251x_priv *priv = netdev_priv(net);  in mcp251x_do_set_bittiming()
615 static int mcp251x_setup(struct net_device *net, struct mcp251x_priv *priv,  in mcp251x_setup()  argument
618 	mcp251x_do_set_bittiming(net);  in mcp251x_setup()
682 static void mcp251x_open_clean(struct net_device *net)  in mcp251x_open_clean()  argument
684 	struct mcp251x_priv *priv = netdev_priv(net);  in mcp251x_open_clean()
690 	close_candev(net);  in mcp251x_open_clean()
693 static int mcp251x_stop(struct net_device *net)  in mcp251x_stop()  argument
695 	struct mcp251x_priv *priv = netdev_priv(net);  in mcp251x_stop()
698 	close_candev(net);  in mcp251x_stop()
712 	mcp251x_clean(net);  in mcp251x_stop()
722 	can_led_event(net, CAN_LED_EVENT_STOP);  in mcp251x_stop()
727 static void mcp251x_error_skb(struct net_device *net, int can_id, int data1)  in mcp251x_error_skb()  argument
732 	skb = alloc_can_err_skb(net, &frame);  in mcp251x_error_skb()
738 		netdev_err(net, "cannot allocate error skb\n");  in mcp251x_error_skb()
747 	struct net_device *net = priv->net;  in mcp251x_tx_work_handler()  local
753 			mcp251x_clean(net);  in mcp251x_tx_work_handler()
761 			can_put_echo_skb(priv->tx_skb, net, 0);  in mcp251x_tx_work_handler()
773 	struct net_device *net = priv->net;  in mcp251x_restart_work_handler()  local
778 		mcp251x_setup(net, priv, spi);  in mcp251x_restart_work_handler()
782 			netif_device_attach(net);  in mcp251x_restart_work_handler()
783 			mcp251x_clean(net);  in mcp251x_restart_work_handler()
785 			netif_wake_queue(net);  in mcp251x_restart_work_handler()
796 		mcp251x_clean(net);  in mcp251x_restart_work_handler()
797 		netif_wake_queue(net);  in mcp251x_restart_work_handler()
798 		mcp251x_error_skb(net, CAN_ERR_RESTARTED, 0);  in mcp251x_restart_work_handler()
807 	struct net_device *net = priv->net;  in mcp251x_can_ist()  local
893 					net->stats.rx_over_errors++;  in mcp251x_can_ist()
894 					net->stats.rx_errors++;  in mcp251x_can_ist()
897 					net->stats.rx_over_errors++;  in mcp251x_can_ist()
898 					net->stats.rx_errors++;  in mcp251x_can_ist()
903 			mcp251x_error_skb(net, can_id, data1);  in mcp251x_can_ist()
910 				can_bus_off(net);  in mcp251x_can_ist()
920 			net->stats.tx_packets++;  in mcp251x_can_ist()
921 			net->stats.tx_bytes += priv->tx_len - 1;  in mcp251x_can_ist()
922 			can_led_event(net, CAN_LED_EVENT_TX);  in mcp251x_can_ist()
924 				can_get_echo_skb(net, 0);  in mcp251x_can_ist()
927 			netif_wake_queue(net);  in mcp251x_can_ist()
935 static int mcp251x_open(struct net_device *net)  in mcp251x_open()  argument
937 	struct mcp251x_priv *priv = netdev_priv(net);  in mcp251x_open()
942 	ret = open_candev(net);  in mcp251x_open()
960 		close_candev(net);  in mcp251x_open()
970 		mcp251x_open_clean(net);  in mcp251x_open()
973 	ret = mcp251x_setup(net, priv, spi);  in mcp251x_open()
975 		mcp251x_open_clean(net);  in mcp251x_open()
980 		mcp251x_open_clean(net);  in mcp251x_open()
984 	can_led_event(net, CAN_LED_EVENT_OPEN);  in mcp251x_open()
986 	netif_wake_queue(net);  in mcp251x_open()
1031 	struct net_device *net;  in mcp251x_can_probe()  local
1051 	net = alloc_candev(sizeof(struct mcp251x_priv), TX_ECHO_SKB_MAX);  in mcp251x_can_probe()
1052 	if (!net)  in mcp251x_can_probe()
1061 	net->netdev_ops = &mcp251x_netdev_ops;  in mcp251x_can_probe()
1062 	net->flags |= IFF_ECHO;  in mcp251x_can_probe()
1064 	priv = netdev_priv(net);  in mcp251x_can_probe()
1074 	priv->net = net;  in mcp251x_can_probe()
1143 	SET_NETDEV_DEV(net, &spi->dev);  in mcp251x_can_probe()
1152 	ret = register_candev(net);  in mcp251x_can_probe()
1156 	devm_can_led_init(net);  in mcp251x_can_probe()
1168 	free_candev(net);  in mcp251x_can_probe()
1176 	struct net_device *net = priv->net;  in mcp251x_can_remove()  local
1178 	unregister_candev(net);  in mcp251x_can_remove()
1185 	free_candev(net);  in mcp251x_can_remove()
1194 	struct net_device *net = priv->net;  in mcp251x_can_suspend()  local
1202 	if (netif_running(net)) {  in mcp251x_can_suspend()
1203 		netif_device_detach(net);  in mcp251x_can_suspend()