2 * aQuantia Corporation Network Driver
3 * Copyright (C) 2014-2017 aQuantia Corporation. All rights reserved
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms and conditions of the GNU General Public License,
7 * version 2, as published by the Free Software Foundation.
10 /* File aq_main.c: Main file for aQuantia Linux driver. */
14 #include "aq_pci_func.h"
15 #include "aq_ethtool.h"
17 #include <linux/netdevice.h>
18 #include <linux/module.h>
20 MODULE_LICENSE("GPL v2");
21 MODULE_VERSION(AQ_CFG_DRV_VERSION);
22 MODULE_AUTHOR(AQ_CFG_DRV_AUTHOR);
23 MODULE_DESCRIPTION(AQ_CFG_DRV_DESC);
25 static const struct net_device_ops aq_ndev_ops;
27 struct net_device *aq_ndev_alloc(void)
29 struct net_device *ndev = NULL;
30 struct aq_nic_s *aq_nic = NULL;
32 ndev = alloc_etherdev_mq(sizeof(struct aq_nic_s), AQ_CFG_VECS_MAX);
36 aq_nic = netdev_priv(ndev);
38 ndev->netdev_ops = &aq_ndev_ops;
39 ndev->ethtool_ops = &aq_ethtool_ops;
44 static int aq_ndev_open(struct net_device *ndev)
47 struct aq_nic_s *aq_nic = netdev_priv(ndev);
49 err = aq_nic_init(aq_nic);
52 err = aq_nic_start(aq_nic);
60 aq_nic_deinit(aq_nic);
64 static int aq_ndev_close(struct net_device *ndev)
67 struct aq_nic_s *aq_nic = netdev_priv(ndev);
69 err = aq_nic_stop(aq_nic);
72 aq_nic_deinit(aq_nic);
78 static int aq_ndev_start_xmit(struct sk_buff *skb, struct net_device *ndev)
80 struct aq_nic_s *aq_nic = netdev_priv(ndev);
82 return aq_nic_xmit(aq_nic, skb);
85 static int aq_ndev_change_mtu(struct net_device *ndev, int new_mtu)
87 struct aq_nic_s *aq_nic = netdev_priv(ndev);
88 int err = aq_nic_set_mtu(aq_nic, new_mtu + ETH_HLEN);
98 static int aq_ndev_set_features(struct net_device *ndev,
99 netdev_features_t features)
101 struct aq_nic_s *aq_nic = netdev_priv(ndev);
102 struct aq_nic_cfg_s *aq_cfg = aq_nic_get_cfg(aq_nic);
105 if (aq_cfg->hw_features & NETIF_F_LRO) {
106 is_lro = features & NETIF_F_LRO;
108 if (aq_cfg->is_lro != is_lro) {
109 aq_cfg->is_lro = is_lro;
111 if (netif_running(ndev)) {
121 static int aq_ndev_set_mac_address(struct net_device *ndev, void *addr)
123 struct aq_nic_s *aq_nic = netdev_priv(ndev);
126 err = eth_mac_addr(ndev, addr);
129 err = aq_nic_set_mac(aq_nic, ndev);
137 static void aq_ndev_set_multicast_settings(struct net_device *ndev)
139 struct aq_nic_s *aq_nic = netdev_priv(ndev);
141 aq_nic_set_packet_filter(aq_nic, ndev->flags);
143 aq_nic_set_multicast_list(aq_nic, ndev);
146 static const struct net_device_ops aq_ndev_ops = {
147 .ndo_open = aq_ndev_open,
148 .ndo_stop = aq_ndev_close,
149 .ndo_start_xmit = aq_ndev_start_xmit,
150 .ndo_set_rx_mode = aq_ndev_set_multicast_settings,
151 .ndo_change_mtu = aq_ndev_change_mtu,
152 .ndo_set_mac_address = aq_ndev_set_mac_address,
153 .ndo_set_features = aq_ndev_set_features