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"
16 #include "hw_atl/hw_atl_a0.h"
17 #include "hw_atl/hw_atl_b0.h"
19 #include <linux/netdevice.h>
20 #include <linux/module.h>
22 static const struct pci_device_id aq_pci_tbl[] = {
23 { PCI_VDEVICE(AQUANTIA, HW_ATL_DEVICE_ID_0001), },
24 { PCI_VDEVICE(AQUANTIA, HW_ATL_DEVICE_ID_D100), },
25 { PCI_VDEVICE(AQUANTIA, HW_ATL_DEVICE_ID_D107), },
26 { PCI_VDEVICE(AQUANTIA, HW_ATL_DEVICE_ID_D108), },
27 { PCI_VDEVICE(AQUANTIA, HW_ATL_DEVICE_ID_D109), },
31 MODULE_DEVICE_TABLE(pci, aq_pci_tbl);
33 MODULE_LICENSE("GPL v2");
34 MODULE_VERSION(AQ_CFG_DRV_VERSION);
35 MODULE_AUTHOR(AQ_CFG_DRV_AUTHOR);
36 MODULE_DESCRIPTION(AQ_CFG_DRV_DESC);
38 static struct aq_hw_ops *aq_pci_probe_get_hw_ops_by_id(struct pci_dev *pdev)
40 struct aq_hw_ops *ops = NULL;
42 ops = hw_atl_a0_get_ops_by_id(pdev);
44 ops = hw_atl_b0_get_ops_by_id(pdev);
49 static int aq_ndev_open(struct net_device *ndev)
51 struct aq_nic_s *aq_nic = NULL;
54 aq_nic = aq_nic_alloc_hot(ndev);
59 err = aq_nic_init(aq_nic);
62 err = aq_nic_start(aq_nic);
68 aq_nic_deinit(aq_nic);
72 static int aq_ndev_close(struct net_device *ndev)
75 struct aq_nic_s *aq_nic = netdev_priv(ndev);
77 err = aq_nic_stop(aq_nic);
80 aq_nic_deinit(aq_nic);
81 aq_nic_free_hot_resources(aq_nic);
87 static int aq_ndev_start_xmit(struct sk_buff *skb, struct net_device *ndev)
89 struct aq_nic_s *aq_nic = netdev_priv(ndev);
91 return aq_nic_xmit(aq_nic, skb);
94 static int aq_ndev_change_mtu(struct net_device *ndev, int new_mtu)
96 struct aq_nic_s *aq_nic = netdev_priv(ndev);
97 int err = aq_nic_set_mtu(aq_nic, new_mtu + ETH_HLEN);
107 static int aq_ndev_set_features(struct net_device *ndev,
108 netdev_features_t features)
110 struct aq_nic_s *aq_nic = netdev_priv(ndev);
111 struct aq_nic_cfg_s *aq_cfg = aq_nic_get_cfg(aq_nic);
114 if (aq_cfg->hw_features & NETIF_F_LRO) {
115 is_lro = features & NETIF_F_LRO;
117 if (aq_cfg->is_lro != is_lro) {
118 aq_cfg->is_lro = is_lro;
120 if (netif_running(ndev)) {
130 static int aq_ndev_set_mac_address(struct net_device *ndev, void *addr)
132 struct aq_nic_s *aq_nic = netdev_priv(ndev);
135 err = eth_mac_addr(ndev, addr);
138 err = aq_nic_set_mac(aq_nic, ndev);
146 static void aq_ndev_set_multicast_settings(struct net_device *ndev)
148 struct aq_nic_s *aq_nic = netdev_priv(ndev);
151 err = aq_nic_set_packet_filter(aq_nic, ndev->flags);
155 if (netdev_mc_count(ndev)) {
156 err = aq_nic_set_multicast_list(aq_nic, ndev);
164 static const struct net_device_ops aq_ndev_ops = {
165 .ndo_open = aq_ndev_open,
166 .ndo_stop = aq_ndev_close,
167 .ndo_start_xmit = aq_ndev_start_xmit,
168 .ndo_set_rx_mode = aq_ndev_set_multicast_settings,
169 .ndo_change_mtu = aq_ndev_change_mtu,
170 .ndo_set_mac_address = aq_ndev_set_mac_address,
171 .ndo_set_features = aq_ndev_set_features
174 static int aq_pci_probe(struct pci_dev *pdev,
175 const struct pci_device_id *pci_id)
177 struct aq_hw_ops *aq_hw_ops = NULL;
178 struct aq_pci_func_s *aq_pci_func = NULL;
181 err = pci_enable_device(pdev);
184 aq_hw_ops = aq_pci_probe_get_hw_ops_by_id(pdev);
185 aq_pci_func = aq_pci_func_alloc(aq_hw_ops, pdev,
186 &aq_ndev_ops, &aq_ethtool_ops);
191 err = aq_pci_func_init(aq_pci_func);
198 aq_pci_func_free(aq_pci_func);
203 static void aq_pci_remove(struct pci_dev *pdev)
205 struct aq_pci_func_s *aq_pci_func = pci_get_drvdata(pdev);
207 aq_pci_func_deinit(aq_pci_func);
208 aq_pci_func_free(aq_pci_func);
211 static int aq_pci_suspend(struct pci_dev *pdev, pm_message_t pm_msg)
213 struct aq_pci_func_s *aq_pci_func = pci_get_drvdata(pdev);
215 return aq_pci_func_change_pm_state(aq_pci_func, &pm_msg);
218 static int aq_pci_resume(struct pci_dev *pdev)
220 struct aq_pci_func_s *aq_pci_func = pci_get_drvdata(pdev);
221 pm_message_t pm_msg = PMSG_RESTORE;
223 return aq_pci_func_change_pm_state(aq_pci_func, &pm_msg);
226 static struct pci_driver aq_pci_ops = {
227 .name = AQ_CFG_DRV_NAME,
228 .id_table = aq_pci_tbl,
229 .probe = aq_pci_probe,
230 .remove = aq_pci_remove,
231 .suspend = aq_pci_suspend,
232 .resume = aq_pci_resume,
235 module_pci_driver(aq_pci_ops);