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Release 4.11 drivers/net/ethernet/aquantia/atlantic/aq_main.c

/*
 * aQuantia Corporation Network Driver
 * Copyright (C) 2014-2017 aQuantia Corporation. All rights reserved
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms and conditions of the GNU General Public License,
 * version 2, as published by the Free Software Foundation.
 */

/* File aq_main.c: Main file for aQuantia Linux driver. */

#include "aq_main.h"
#include "aq_nic.h"
#include "aq_pci_func.h"
#include "aq_ethtool.h"
#include "hw_atl/hw_atl_a0.h"
#include "hw_atl/hw_atl_b0.h"

#include <linux/netdevice.h>
#include <linux/module.h>


static const struct pci_device_id aq_pci_tbl[] = {
	{ PCI_VDEVICE(AQUANTIA, HW_ATL_DEVICE_ID_0001), },
	{ PCI_VDEVICE(AQUANTIA, HW_ATL_DEVICE_ID_D100), },
	{ PCI_VDEVICE(AQUANTIA, HW_ATL_DEVICE_ID_D107), },
	{ PCI_VDEVICE(AQUANTIA, HW_ATL_DEVICE_ID_D108), },
	{ PCI_VDEVICE(AQUANTIA, HW_ATL_DEVICE_ID_D109), },
	{}
};

MODULE_DEVICE_TABLE(pci, aq_pci_tbl);

MODULE_LICENSE("GPL v2");

MODULE_VERSION(AQ_CFG_DRV_VERSION);

MODULE_AUTHOR(AQ_CFG_DRV_AUTHOR);

MODULE_DESCRIPTION(AQ_CFG_DRV_DESC);


static struct aq_hw_ops *aq_pci_probe_get_hw_ops_by_id(struct pci_dev *pdev) { struct aq_hw_ops *ops = NULL; ops = hw_atl_a0_get_ops_by_id(pdev); if (!ops) ops = hw_atl_b0_get_ops_by_id(pdev); return ops; }

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static int aq_ndev_open(struct net_device *ndev) { struct aq_nic_s *aq_nic = NULL; int err = 0; aq_nic = aq_nic_alloc_hot(ndev); if (!aq_nic) { err = -ENOMEM; goto err_exit; } err = aq_nic_init(aq_nic); if (err < 0) goto err_exit; err = aq_nic_start(aq_nic); if (err < 0) goto err_exit; err_exit: if (err < 0) aq_nic_deinit(aq_nic); return err; }

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static int aq_ndev_close(struct net_device *ndev) { int err = 0; struct aq_nic_s *aq_nic = netdev_priv(ndev); err = aq_nic_stop(aq_nic); if (err < 0) goto err_exit; aq_nic_deinit(aq_nic); aq_nic_free_hot_resources(aq_nic); err_exit: return err; }

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static int aq_ndev_start_xmit(struct sk_buff *skb, struct net_device *ndev) { struct aq_nic_s *aq_nic = netdev_priv(ndev); return aq_nic_xmit(aq_nic, skb); }

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Pavel Belous12.94%150.00%
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static int aq_ndev_change_mtu(struct net_device *ndev, int new_mtu) { struct aq_nic_s *aq_nic = netdev_priv(ndev); int err = aq_nic_set_mtu(aq_nic, new_mtu + ETH_HLEN); if (err < 0) goto err_exit; ndev->mtu = new_mtu; err_exit: return err; }

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static int aq_ndev_set_features(struct net_device *ndev, netdev_features_t features) { struct aq_nic_s *aq_nic = netdev_priv(ndev); struct aq_nic_cfg_s *aq_cfg = aq_nic_get_cfg(aq_nic); bool is_lro = false; if (aq_cfg->hw_features & NETIF_F_LRO) { is_lro = features & NETIF_F_LRO; if (aq_cfg->is_lro != is_lro) { aq_cfg->is_lro = is_lro; if (netif_running(ndev)) { aq_ndev_close(ndev); aq_ndev_open(ndev); } } } return 0; }

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static int aq_ndev_set_mac_address(struct net_device *ndev, void *addr) { struct aq_nic_s *aq_nic = netdev_priv(ndev); int err = 0; err = eth_mac_addr(ndev, addr); if (err < 0) goto err_exit; err = aq_nic_set_mac(aq_nic, ndev); if (err < 0) goto err_exit; err_exit: return err; }

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static void aq_ndev_set_multicast_settings(struct net_device *ndev) { struct aq_nic_s *aq_nic = netdev_priv(ndev); int err = 0; err = aq_nic_set_packet_filter(aq_nic, ndev->flags); if (err < 0) goto err_exit; if (netdev_mc_count(ndev)) { err = aq_nic_set_multicast_list(aq_nic, ndev); if (err < 0) goto err_exit; } err_exit:; }

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static const struct net_device_ops aq_ndev_ops = { .ndo_open = aq_ndev_open, .ndo_stop = aq_ndev_close, .ndo_start_xmit = aq_ndev_start_xmit, .ndo_set_rx_mode = aq_ndev_set_multicast_settings, .ndo_change_mtu = aq_ndev_change_mtu, .ndo_set_mac_address = aq_ndev_set_mac_address, .ndo_set_features = aq_ndev_set_features };
static int aq_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pci_id) { struct aq_hw_ops *aq_hw_ops = NULL; struct aq_pci_func_s *aq_pci_func = NULL; int err = 0; err = pci_enable_device(pdev); if (err < 0) goto err_exit; aq_hw_ops = aq_pci_probe_get_hw_ops_by_id(pdev); aq_pci_func = aq_pci_func_alloc(aq_hw_ops, pdev, &aq_ndev_ops, &aq_ethtool_ops); if (!aq_pci_func) { err = -ENOMEM; goto err_exit; } err = aq_pci_func_init(aq_pci_func); if (err < 0) goto err_exit; err_exit: if (err < 0) { if (aq_pci_func) aq_pci_func_free(aq_pci_func); } return err; }

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static void aq_pci_remove(struct pci_dev *pdev) { struct aq_pci_func_s *aq_pci_func = pci_get_drvdata(pdev); aq_pci_func_deinit(aq_pci_func); aq_pci_func_free(aq_pci_func); }

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static int aq_pci_suspend(struct pci_dev *pdev, pm_message_t pm_msg) { struct aq_pci_func_s *aq_pci_func = pci_get_drvdata(pdev); return aq_pci_func_change_pm_state(aq_pci_func, &pm_msg); }

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static int aq_pci_resume(struct pci_dev *pdev) { struct aq_pci_func_s *aq_pci_func = pci_get_drvdata(pdev); pm_message_t pm_msg = PMSG_RESTORE; return aq_pci_func_change_pm_state(aq_pci_func, &pm_msg); }

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static struct pci_driver aq_pci_ops = { .name = AQ_CFG_DRV_NAME, .id_table = aq_pci_tbl, .probe = aq_pci_probe, .remove = aq_pci_remove, .suspend = aq_pci_suspend, .resume = aq_pci_resume, }; module_pci_driver(aq_pci_ops);

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Total942100.00%5100.00%
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