157 	struct net_device *netdev;  member
257 static void ks8842_update_link_status(struct net_device *netdev,  in ks8842_update_link_status()  argument
262 		netif_carrier_on(netdev);  in ks8842_update_link_status()
263 		netif_wake_queue(netdev);  in ks8842_update_link_status()
265 		netif_stop_queue(netdev);  in ks8842_update_link_status()
266 		netif_carrier_off(netdev);  in ks8842_update_link_status()
359 	eth_hw_addr_set(adapter->netdev, addr);  in ks8842_init_mac_addr()
421 static int ks8842_tx_frame_dma(struct sk_buff *skb, struct net_device *netdev)  in ks8842_tx_frame_dma()  argument
423 	struct ks8842_adapter *adapter = netdev_priv(netdev);  in ks8842_tx_frame_dma()
428 		netdev_dbg(netdev, "%s: TX ongoing\n", __func__);  in ks8842_tx_frame_dma()
456 	ctl->adesc->callback_param = netdev;  in ks8842_tx_frame_dma()
460 	netdev->stats.tx_bytes += skb->len;  in ks8842_tx_frame_dma()
467 static int ks8842_tx_frame(struct sk_buff *skb, struct net_device *netdev)  in ks8842_tx_frame()  argument
469 	struct ks8842_adapter *adapter = netdev_priv(netdev);  in ks8842_tx_frame()
472 	netdev_dbg(netdev, "%s: len %u head %p data %p tail %p end %p\n",  in ks8842_tx_frame()
484 		netdev->stats.tx_bytes += len;  in ks8842_tx_frame()
500 		netdev->stats.tx_bytes += len;  in ks8842_tx_frame()
518 static void ks8842_update_rx_err_counters(struct net_device *netdev, u32 status)  in ks8842_update_rx_err_counters()  argument
520 	netdev_dbg(netdev, "RX error, status: %x\n", status);  in ks8842_update_rx_err_counters()
522 	netdev->stats.rx_errors++;  in ks8842_update_rx_err_counters()
524 		netdev->stats.rx_length_errors++;  in ks8842_update_rx_err_counters()
526 		netdev->stats.rx_crc_errors++;  in ks8842_update_rx_err_counters()
528 		netdev->stats.rx_frame_errors++;  in ks8842_update_rx_err_counters()
531 static void ks8842_update_rx_counters(struct net_device *netdev, u32 status,  in ks8842_update_rx_counters()  argument
534 	netdev_dbg(netdev, "RX packet, len: %d\n", len);  in ks8842_update_rx_counters()
536 	netdev->stats.rx_packets++;  in ks8842_update_rx_counters()
537 	netdev->stats.rx_bytes += len;  in ks8842_update_rx_counters()
539 		netdev->stats.multicast++;  in ks8842_update_rx_counters()
542 static int __ks8842_start_new_rx_dma(struct net_device *netdev)  in __ks8842_start_new_rx_dma()  argument
544 	struct ks8842_adapter *adapter = netdev_priv(netdev);  in __ks8842_start_new_rx_dma()
549 	ctl->skb = netdev_alloc_skb(netdev, DMA_BUFFER_SIZE);  in __ks8842_start_new_rx_dma()
570 		ctl->adesc->callback_param = netdev;  in __ks8842_start_new_rx_dma()
595 	struct net_device *netdev = adapter->netdev;  in ks8842_rx_frame_dma_tasklet()  local
604 	__ks8842_start_new_rx_dma(netdev);  in ks8842_rx_frame_dma_tasklet()
611 	netdev_dbg(netdev, "%s - rx_data: status: %x\n",  in ks8842_rx_frame_dma_tasklet()
618 		ks8842_update_rx_counters(netdev, status, len);  in ks8842_rx_frame_dma_tasklet()
624 		skb->protocol = eth_type_trans(skb, netdev);  in ks8842_rx_frame_dma_tasklet()
627 		ks8842_update_rx_err_counters(netdev, status);  in ks8842_rx_frame_dma_tasklet()
632 static void ks8842_rx_frame(struct net_device *netdev,  in ks8842_rx_frame()  argument
641 		netdev_dbg(netdev, "%s - rx_data: status: %x\n",  in ks8842_rx_frame()
647 		netdev_dbg(netdev, "%s - rx_data: status: %x\n",  in ks8842_rx_frame()
653 		struct sk_buff *skb = netdev_alloc_skb_ip_align(netdev, len + 3);  in ks8842_rx_frame()
657 			ks8842_update_rx_counters(netdev, status, len);  in ks8842_rx_frame()
679 			skb->protocol = eth_type_trans(skb, netdev);  in ks8842_rx_frame()
682 			netdev->stats.rx_dropped++;  in ks8842_rx_frame()
684 		ks8842_update_rx_err_counters(netdev, status);  in ks8842_rx_frame()
696 static void ks8842_handle_rx(struct net_device *netdev,  in ks8842_handle_rx()  argument
700 	netdev_dbg(netdev, "%s Entry - rx_data: %d\n", __func__, rx_data);  in ks8842_handle_rx()
702 		ks8842_rx_frame(netdev, adapter);  in ks8842_handle_rx()
707 static void ks8842_handle_tx(struct net_device *netdev,  in ks8842_handle_tx()  argument
711 	netdev_dbg(netdev, "%s - entry, sr: %x\n", __func__, sr);  in ks8842_handle_tx()
712 	netdev->stats.tx_packets++;  in ks8842_handle_tx()
713 	if (netif_queue_stopped(netdev))  in ks8842_handle_tx()
714 		netif_wake_queue(netdev);  in ks8842_handle_tx()
717 static void ks8842_handle_rx_overrun(struct net_device *netdev,  in ks8842_handle_rx_overrun()  argument
720 	netdev_dbg(netdev, "%s: entry\n", __func__);  in ks8842_handle_rx_overrun()
721 	netdev->stats.rx_errors++;  in ks8842_handle_rx_overrun()
722 	netdev->stats.rx_fifo_errors++;  in ks8842_handle_rx_overrun()
728 	struct net_device *netdev = adapter->netdev;  in ks8842_tasklet()  local
739 	netdev_dbg(netdev, "%s - ISR: 0x%x\n", __func__, isr);  in ks8842_tasklet()
754 	if (!netif_running(netdev))  in ks8842_tasklet()
758 		ks8842_update_link_status(netdev, adapter);  in ks8842_tasklet()
762 		ks8842_handle_rx(netdev, adapter);  in ks8842_tasklet()
766 		ks8842_handle_tx(netdev, adapter);  in ks8842_tasklet()
769 		ks8842_handle_rx_overrun(netdev, adapter);  in ks8842_tasklet()
799 	struct net_device *netdev = devid;  in ks8842_irq()  local
800 	struct ks8842_adapter *adapter = netdev_priv(netdev);  in ks8842_irq()
806 	netdev_dbg(netdev, "%s - ISR: 0x%x\n", __func__, isr);  in ks8842_irq()
834 	struct net_device	*netdev = data;  in ks8842_dma_rx_cb()  local
835 	struct ks8842_adapter	*adapter = netdev_priv(netdev);  in ks8842_dma_rx_cb()
837 	netdev_dbg(netdev, "RX DMA finished\n");  in ks8842_dma_rx_cb()
845 	struct net_device		*netdev = data;  in ks8842_dma_tx_cb()  local
846 	struct ks8842_adapter		*adapter = netdev_priv(netdev);  in ks8842_dma_tx_cb()
849 	netdev_dbg(netdev, "TX DMA finished\n");  in ks8842_dma_tx_cb()
854 	netdev->stats.tx_packets++;  in ks8842_dma_tx_cb()
857 	if (netif_queue_stopped(netdev))  in ks8842_dma_tx_cb()
858 		netif_wake_queue(netdev);  in ks8842_dma_tx_cb()
914 static int ks8842_alloc_dma_bufs(struct net_device *netdev)  in ks8842_alloc_dma_bufs()  argument
916 	struct ks8842_adapter *adapter = netdev_priv(netdev);  in ks8842_alloc_dma_bufs()
968 static int ks8842_open(struct net_device *netdev)  in ks8842_open()  argument
970 	struct ks8842_adapter *adapter = netdev_priv(netdev);  in ks8842_open()
973 	netdev_dbg(netdev, "%s - entry\n", __func__);  in ks8842_open()
976 		err = ks8842_alloc_dma_bufs(netdev);  in ks8842_open()
980 			err = __ks8842_start_new_rx_dma(netdev);  in ks8842_open()
997 	ks8842_write_mac_addr(adapter, netdev->dev_addr);  in ks8842_open()
999 	ks8842_update_link_status(netdev, adapter);  in ks8842_open()
1002 		netdev);  in ks8842_open()
1011 static int ks8842_close(struct net_device *netdev)  in ks8842_close()  argument
1013 	struct ks8842_adapter *adapter = netdev_priv(netdev);  in ks8842_close()
1015 	netdev_dbg(netdev, "%s - entry\n", __func__);  in ks8842_close()
1023 	free_irq(adapter->irq, netdev);  in ks8842_close()
1032 				     struct net_device *netdev)  in ks8842_xmit_frame()  argument
1035 	struct ks8842_adapter *adapter = netdev_priv(netdev);  in ks8842_xmit_frame()
1037 	netdev_dbg(netdev, "%s: entry\n", __func__);  in ks8842_xmit_frame()
1041 		ret = ks8842_tx_frame_dma(skb, netdev);  in ks8842_xmit_frame()
1045 			netif_stop_queue(netdev);  in ks8842_xmit_frame()
1050 	ret = ks8842_tx_frame(skb, netdev);  in ks8842_xmit_frame()
1052 	if (ks8842_tx_fifo_space(adapter) <  netdev->mtu + 8)  in ks8842_xmit_frame()
1053 		netif_stop_queue(netdev);  in ks8842_xmit_frame()
1058 static int ks8842_set_mac(struct net_device *netdev, void *p)  in ks8842_set_mac()  argument
1060 	struct ks8842_adapter *adapter = netdev_priv(netdev);  in ks8842_set_mac()
1064 	netdev_dbg(netdev, "%s: entry\n", __func__);  in ks8842_set_mac()
1069 	eth_hw_addr_set(netdev, mac);  in ks8842_set_mac()
1079 	struct net_device *netdev = adapter->netdev;  in ks8842_tx_timeout_work()  local
1082 	netdev_dbg(netdev, "%s: entry\n", __func__);  in ks8842_tx_timeout_work()
1093 	netif_stop_queue(netdev);  in ks8842_tx_timeout_work()
1099 	ks8842_write_mac_addr(adapter, netdev->dev_addr);  in ks8842_tx_timeout_work()
1101 	ks8842_update_link_status(netdev, adapter);  in ks8842_tx_timeout_work()
1104 		__ks8842_start_new_rx_dma(netdev);  in ks8842_tx_timeout_work()
1107 static void ks8842_tx_timeout(struct net_device *netdev, unsigned int txqueue)  in ks8842_tx_timeout()  argument
1109 	struct ks8842_adapter *adapter = netdev_priv(netdev);  in ks8842_tx_timeout()
1111 	netdev_dbg(netdev, "%s: entry\n", __func__);  in ks8842_tx_timeout()
1133 	struct net_device *netdev;  in ks8842_probe()  local
1147 	netdev = alloc_etherdev(sizeof(struct ks8842_adapter));  in ks8842_probe()
1148 	if (!netdev)  in ks8842_probe()
1151 	SET_NETDEV_DEV(netdev, &pdev->dev);  in ks8842_probe()
1153 	adapter = netdev_priv(netdev);  in ks8842_probe()
1154 	adapter->netdev = netdev;  in ks8842_probe()
1184 	netdev->netdev_ops = &ks8842_netdev_ops;  in ks8842_probe()
1185 	netdev->ethtool_ops = &ks8842_ethtool_ops;  in ks8842_probe()
1188 	i = netdev->addr_len;  in ks8842_probe()
1190 		for (i = 0; i < netdev->addr_len; i++)  in ks8842_probe()
1194 		if (i < netdev->addr_len)  in ks8842_probe()
1196 			eth_hw_addr_set(netdev, pdata->macaddr);  in ks8842_probe()
1199 	if (i == netdev->addr_len) {  in ks8842_probe()
1202 		if (!is_valid_ether_addr(netdev->dev_addr))  in ks8842_probe()
1203 			eth_hw_addr_random(netdev);  in ks8842_probe()
1208 	strcpy(netdev->name, "eth%d");  in ks8842_probe()
1209 	err = register_netdev(netdev);  in ks8842_probe()
1213 	platform_set_drvdata(pdev, netdev);  in ks8842_probe()
1224 	free_netdev(netdev);  in ks8842_probe()
1233 	struct net_device *netdev = platform_get_drvdata(pdev);  in ks8842_remove()  local
1234 	struct ks8842_adapter *adapter = netdev_priv(netdev);  in ks8842_remove()
1237 	unregister_netdev(netdev);  in ks8842_remove()
1240 	free_netdev(netdev);  in ks8842_remove()