169 	struct net_device *netdev;  member
269 static void ks8842_update_link_status(struct net_device *netdev,  in ks8842_update_link_status()  argument
274 		netif_carrier_on(netdev);  in ks8842_update_link_status()
275 		netif_wake_queue(netdev);  in ks8842_update_link_status()
277 		netif_stop_queue(netdev);  in ks8842_update_link_status()
278 		netif_carrier_off(netdev);  in ks8842_update_link_status()
431 static int ks8842_tx_frame_dma(struct sk_buff *skb, struct net_device *netdev)  in ks8842_tx_frame_dma()  argument
433 	struct ks8842_adapter *adapter = netdev_priv(netdev);  in ks8842_tx_frame_dma()
438 		netdev_dbg(netdev, "%s: TX ongoing\n", __func__);  in ks8842_tx_frame_dma()
466 	ctl->adesc->callback_param = netdev;  in ks8842_tx_frame_dma()
470 	netdev->stats.tx_bytes += skb->len;  in ks8842_tx_frame_dma()
477 static int ks8842_tx_frame(struct sk_buff *skb, struct net_device *netdev)  in ks8842_tx_frame()  argument
479 	struct ks8842_adapter *adapter = netdev_priv(netdev);  in ks8842_tx_frame()
482 	netdev_dbg(netdev, "%s: len %u head %p data %p tail %p end %p\n",  in ks8842_tx_frame()
494 		netdev->stats.tx_bytes += len;  in ks8842_tx_frame()
510 		netdev->stats.tx_bytes += len;  in ks8842_tx_frame()
528 static void ks8842_update_rx_err_counters(struct net_device *netdev, u32 status)  in ks8842_update_rx_err_counters()  argument
530 	netdev_dbg(netdev, "RX error, status: %x\n", status);  in ks8842_update_rx_err_counters()
532 	netdev->stats.rx_errors++;  in ks8842_update_rx_err_counters()
534 		netdev->stats.rx_length_errors++;  in ks8842_update_rx_err_counters()
536 		netdev->stats.rx_crc_errors++;  in ks8842_update_rx_err_counters()
538 		netdev->stats.rx_frame_errors++;  in ks8842_update_rx_err_counters()
541 static void ks8842_update_rx_counters(struct net_device *netdev, u32 status,  in ks8842_update_rx_counters()  argument
544 	netdev_dbg(netdev, "RX packet, len: %d\n", len);  in ks8842_update_rx_counters()
546 	netdev->stats.rx_packets++;  in ks8842_update_rx_counters()
547 	netdev->stats.rx_bytes += len;  in ks8842_update_rx_counters()
549 		netdev->stats.multicast++;  in ks8842_update_rx_counters()
552 static int __ks8842_start_new_rx_dma(struct net_device *netdev)  in __ks8842_start_new_rx_dma()  argument
554 	struct ks8842_adapter *adapter = netdev_priv(netdev);  in __ks8842_start_new_rx_dma()
559 	ctl->skb = netdev_alloc_skb(netdev, DMA_BUFFER_SIZE);  in __ks8842_start_new_rx_dma()
580 		ctl->adesc->callback_param = netdev;  in __ks8842_start_new_rx_dma()
606 	struct net_device *netdev = (struct net_device *)arg;  in ks8842_rx_frame_dma_tasklet()  local
607 	struct ks8842_adapter *adapter = netdev_priv(netdev);  in ks8842_rx_frame_dma_tasklet()
616 	__ks8842_start_new_rx_dma(netdev);  in ks8842_rx_frame_dma_tasklet()
623 	netdev_dbg(netdev, "%s - rx_data: status: %x\n",  in ks8842_rx_frame_dma_tasklet()
630 		ks8842_update_rx_counters(netdev, status, len);  in ks8842_rx_frame_dma_tasklet()
636 		skb->protocol = eth_type_trans(skb, netdev);  in ks8842_rx_frame_dma_tasklet()
639 		ks8842_update_rx_err_counters(netdev, status);  in ks8842_rx_frame_dma_tasklet()
644 static void ks8842_rx_frame(struct net_device *netdev,  in ks8842_rx_frame()  argument
653 		netdev_dbg(netdev, "%s - rx_data: status: %x\n",  in ks8842_rx_frame()
659 		netdev_dbg(netdev, "%s - rx_data: status: %x\n",  in ks8842_rx_frame()
665 		struct sk_buff *skb = netdev_alloc_skb_ip_align(netdev, len + 3);  in ks8842_rx_frame()
669 			ks8842_update_rx_counters(netdev, status, len);  in ks8842_rx_frame()
691 			skb->protocol = eth_type_trans(skb, netdev);  in ks8842_rx_frame()
694 			netdev->stats.rx_dropped++;  in ks8842_rx_frame()
696 		ks8842_update_rx_err_counters(netdev, status);  in ks8842_rx_frame()
708 static void ks8842_handle_rx(struct net_device *netdev,  in ks8842_handle_rx()  argument
712 	netdev_dbg(netdev, "%s Entry - rx_data: %d\n", __func__, rx_data);  in ks8842_handle_rx()
714 		ks8842_rx_frame(netdev, adapter);  in ks8842_handle_rx()
719 static void ks8842_handle_tx(struct net_device *netdev,  in ks8842_handle_tx()  argument
723 	netdev_dbg(netdev, "%s - entry, sr: %x\n", __func__, sr);  in ks8842_handle_tx()
724 	netdev->stats.tx_packets++;  in ks8842_handle_tx()
725 	if (netif_queue_stopped(netdev))  in ks8842_handle_tx()
726 		netif_wake_queue(netdev);  in ks8842_handle_tx()
729 static void ks8842_handle_rx_overrun(struct net_device *netdev,  in ks8842_handle_rx_overrun()  argument
732 	netdev_dbg(netdev, "%s: entry\n", __func__);  in ks8842_handle_rx_overrun()
733 	netdev->stats.rx_errors++;  in ks8842_handle_rx_overrun()
734 	netdev->stats.rx_fifo_errors++;  in ks8842_handle_rx_overrun()
739 	struct net_device *netdev = (struct net_device *)arg;  in ks8842_tasklet()  local
740 	struct ks8842_adapter *adapter = netdev_priv(netdev);  in ks8842_tasklet()
751 	netdev_dbg(netdev, "%s - ISR: 0x%x\n", __func__, isr);  in ks8842_tasklet()
766 	if (!netif_running(netdev))  in ks8842_tasklet()
770 		ks8842_update_link_status(netdev, adapter);  in ks8842_tasklet()
774 		ks8842_handle_rx(netdev, adapter);  in ks8842_tasklet()
778 		ks8842_handle_tx(netdev, adapter);  in ks8842_tasklet()
781 		ks8842_handle_rx_overrun(netdev, adapter);  in ks8842_tasklet()
811 	struct net_device *netdev = devid;  in ks8842_irq()  local
812 	struct ks8842_adapter *adapter = netdev_priv(netdev);  in ks8842_irq()
818 	netdev_dbg(netdev, "%s - ISR: 0x%x\n", __func__, isr);  in ks8842_irq()
846 	struct net_device	*netdev = data;  in ks8842_dma_rx_cb()  local
847 	struct ks8842_adapter	*adapter = netdev_priv(netdev);  in ks8842_dma_rx_cb()
849 	netdev_dbg(netdev, "RX DMA finished\n");  in ks8842_dma_rx_cb()
857 	struct net_device		*netdev = data;  in ks8842_dma_tx_cb()  local
858 	struct ks8842_adapter		*adapter = netdev_priv(netdev);  in ks8842_dma_tx_cb()
861 	netdev_dbg(netdev, "TX DMA finished\n");  in ks8842_dma_tx_cb()
866 	netdev->stats.tx_packets++;  in ks8842_dma_tx_cb()
869 	if (netif_queue_stopped(netdev))  in ks8842_dma_tx_cb()
870 		netif_wake_queue(netdev);  in ks8842_dma_tx_cb()
926 static int ks8842_alloc_dma_bufs(struct net_device *netdev)  in ks8842_alloc_dma_bufs()  argument
928 	struct ks8842_adapter *adapter = netdev_priv(netdev);  in ks8842_alloc_dma_bufs()
971 		(unsigned long)netdev);  in ks8842_alloc_dma_bufs()
981 static int ks8842_open(struct net_device *netdev)  in ks8842_open()  argument
983 	struct ks8842_adapter *adapter = netdev_priv(netdev);  in ks8842_open()
986 	netdev_dbg(netdev, "%s - entry\n", __func__);  in ks8842_open()
989 		err = ks8842_alloc_dma_bufs(netdev);  in ks8842_open()
993 			err = __ks8842_start_new_rx_dma(netdev);  in ks8842_open()
1010 	ks8842_write_mac_addr(adapter, netdev->dev_addr);  in ks8842_open()
1012 	ks8842_update_link_status(netdev, adapter);  in ks8842_open()
1015 		netdev);  in ks8842_open()
1024 static int ks8842_close(struct net_device *netdev)  in ks8842_close()  argument
1026 	struct ks8842_adapter *adapter = netdev_priv(netdev);  in ks8842_close()
1028 	netdev_dbg(netdev, "%s - entry\n", __func__);  in ks8842_close()
1036 	free_irq(adapter->irq, netdev);  in ks8842_close()
1045 				     struct net_device *netdev)  in ks8842_xmit_frame()  argument
1048 	struct ks8842_adapter *adapter = netdev_priv(netdev);  in ks8842_xmit_frame()
1050 	netdev_dbg(netdev, "%s: entry\n", __func__);  in ks8842_xmit_frame()
1054 		ret = ks8842_tx_frame_dma(skb, netdev);  in ks8842_xmit_frame()
1058 			netif_stop_queue(netdev);  in ks8842_xmit_frame()
1063 	ret = ks8842_tx_frame(skb, netdev);  in ks8842_xmit_frame()
1065 	if (ks8842_tx_fifo_space(adapter) <  netdev->mtu + 8)  in ks8842_xmit_frame()
1066 		netif_stop_queue(netdev);  in ks8842_xmit_frame()
1071 static int ks8842_set_mac(struct net_device *netdev, void *p)  in ks8842_set_mac()  argument
1073 	struct ks8842_adapter *adapter = netdev_priv(netdev);  in ks8842_set_mac()
1077 	netdev_dbg(netdev, "%s: entry\n", __func__);  in ks8842_set_mac()
1082 	memcpy(netdev->dev_addr, mac, netdev->addr_len);  in ks8842_set_mac()
1092 	struct net_device *netdev = adapter->netdev;  in ks8842_tx_timeout_work()  local
1095 	netdev_dbg(netdev, "%s: entry\n", __func__);  in ks8842_tx_timeout_work()
1106 	netif_stop_queue(netdev);  in ks8842_tx_timeout_work()
1112 	ks8842_write_mac_addr(adapter, netdev->dev_addr);  in ks8842_tx_timeout_work()
1114 	ks8842_update_link_status(netdev, adapter);  in ks8842_tx_timeout_work()
1117 		__ks8842_start_new_rx_dma(netdev);  in ks8842_tx_timeout_work()
1120 static void ks8842_tx_timeout(struct net_device *netdev)  in ks8842_tx_timeout()  argument
1122 	struct ks8842_adapter *adapter = netdev_priv(netdev);  in ks8842_tx_timeout()
1124 	netdev_dbg(netdev, "%s: entry\n", __func__);  in ks8842_tx_timeout()
1146 	struct net_device *netdev;  in ks8842_probe()  local
1156 	netdev = alloc_etherdev(sizeof(struct ks8842_adapter));  in ks8842_probe()
1157 	if (!netdev)  in ks8842_probe()
1160 	SET_NETDEV_DEV(netdev, &pdev->dev);  in ks8842_probe()
1162 	adapter = netdev_priv(netdev);  in ks8842_probe()
1163 	adapter->netdev = netdev;  in ks8842_probe()
1190 	tasklet_init(&adapter->tasklet, ks8842_tasklet, (unsigned long)netdev);  in ks8842_probe()
1193 	netdev->netdev_ops = &ks8842_netdev_ops;  in ks8842_probe()
1194 	netdev->ethtool_ops = &ks8842_ethtool_ops;  in ks8842_probe()
1197 	i = netdev->addr_len;  in ks8842_probe()
1199 		for (i = 0; i < netdev->addr_len; i++)  in ks8842_probe()
1203 		if (i < netdev->addr_len)  in ks8842_probe()
1205 			memcpy(netdev->dev_addr, pdata->macaddr,  in ks8842_probe()
1206 				netdev->addr_len);  in ks8842_probe()
1209 	if (i == netdev->addr_len) {  in ks8842_probe()
1210 		ks8842_read_mac_addr(adapter, netdev->dev_addr);  in ks8842_probe()
1212 		if (!is_valid_ether_addr(netdev->dev_addr))  in ks8842_probe()
1213 			eth_hw_addr_random(netdev);  in ks8842_probe()
1218 	strcpy(netdev->name, "eth%d");  in ks8842_probe()
1219 	err = register_netdev(netdev);  in ks8842_probe()
1223 	platform_set_drvdata(pdev, netdev);  in ks8842_probe()
1234 	free_netdev(netdev);  in ks8842_probe()
1243 	struct net_device *netdev = platform_get_drvdata(pdev);  in ks8842_remove()  local
1244 	struct ks8842_adapter *adapter = netdev_priv(netdev);  in ks8842_remove()
1247 	unregister_netdev(netdev);  in ks8842_remove()
1250 	free_netdev(netdev);  in ks8842_remove()