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net: ethernet: aquantia: Support for NIC-specific code
Add support for code specific to the Atlantic NIC. Signed-off-by: Alexander Loktionov <Alexander.Loktionov@aquantia.com> Signed-off-by: Dmitrii Tarakanov <Dmitrii.Tarakanov@aquantia.com> Signed-off-by: Pavel Belous <Pavel.Belous@aquantia.com> Signed-off-by: Dmitry Bezrukov <Dmitry.Bezrukov@aquantia.com> Signed-off-by: David M. VomLehn <vomlehn@texas.net> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
parent
ef8115356a
commit
97bde5c4f9
5 changed files with 1381 additions and 0 deletions
273
drivers/net/ethernet/aquantia/atlantic/aq_main.c
Normal file
273
drivers/net/ethernet/aquantia/atlantic/aq_main.c
Normal file
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@ -0,0 +1,273 @@
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/*
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* aQuantia Corporation Network Driver
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* Copyright (C) 2014-2017 aQuantia Corporation. All rights reserved
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*/
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/* File aq_main.c: Main file for aQuantia Linux driver. */
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#include "aq_main.h"
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#include "aq_nic.h"
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#include "aq_pci_func.h"
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#include "aq_ethtool.h"
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#include "hw_atl/hw_atl_a0.h"
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#include "hw_atl/hw_atl_b0.h"
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#include <linux/netdevice.h>
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#include <linux/module.h>
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static const struct pci_device_id aq_pci_tbl[] = {
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{ PCI_VDEVICE(AQUANTIA, HW_ATL_DEVICE_ID_0001), },
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{ PCI_VDEVICE(AQUANTIA, HW_ATL_DEVICE_ID_D100), },
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{ PCI_VDEVICE(AQUANTIA, HW_ATL_DEVICE_ID_D107), },
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{ PCI_VDEVICE(AQUANTIA, HW_ATL_DEVICE_ID_D108), },
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{ PCI_VDEVICE(AQUANTIA, HW_ATL_DEVICE_ID_D109), },
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{}
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};
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MODULE_DEVICE_TABLE(pci, aq_pci_tbl);
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MODULE_LICENSE("GPL v2");
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MODULE_VERSION(AQ_CFG_DRV_VERSION);
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MODULE_AUTHOR(AQ_CFG_DRV_AUTHOR);
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MODULE_DESCRIPTION(AQ_CFG_DRV_DESC);
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static struct aq_hw_ops *aq_pci_probe_get_hw_ops_by_id(struct pci_dev *pdev)
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{
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struct aq_hw_ops *ops = NULL;
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ops = hw_atl_a0_get_ops_by_id(pdev);
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if (!ops)
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ops = hw_atl_b0_get_ops_by_id(pdev);
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return ops;
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}
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static int aq_ndev_open(struct net_device *ndev)
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{
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struct aq_nic_s *aq_nic = NULL;
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int err = 0;
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aq_nic = aq_nic_alloc_hot(ndev);
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if (!aq_nic) {
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err = -ENOMEM;
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goto err_exit;
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}
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err = aq_nic_init(aq_nic);
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if (err < 0)
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goto err_exit;
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err = aq_nic_start(aq_nic);
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if (err < 0)
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goto err_exit;
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err_exit:
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if (err < 0)
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aq_nic_deinit(aq_nic);
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return err;
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}
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static int aq_ndev_close(struct net_device *ndev)
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{
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int err = 0;
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struct aq_nic_s *aq_nic = netdev_priv(ndev);
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err = aq_nic_stop(aq_nic);
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if (err < 0)
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goto err_exit;
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aq_nic_deinit(aq_nic);
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aq_nic_free_hot_resources(aq_nic);
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err_exit:
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return err;
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}
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static int aq_ndev_start_xmit(struct sk_buff *skb, struct net_device *ndev)
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{
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struct aq_nic_s *aq_nic = netdev_priv(ndev);
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int err = 0;
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err = aq_nic_xmit(aq_nic, skb);
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if (err < 0)
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goto err_exit;
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err_exit:
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return err;
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}
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static int aq_ndev_change_mtu(struct net_device *ndev, int new_mtu)
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{
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struct aq_nic_s *aq_nic = netdev_priv(ndev);
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int err = 0;
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if (new_mtu == ndev->mtu) {
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err = 0;
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goto err_exit;
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}
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if (new_mtu < 68) {
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err = -EINVAL;
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goto err_exit;
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}
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err = aq_nic_set_mtu(aq_nic, new_mtu + ETH_HLEN);
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if (err < 0)
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goto err_exit;
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ndev->mtu = new_mtu;
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if (netif_running(ndev)) {
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aq_ndev_close(ndev);
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aq_ndev_open(ndev);
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}
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err_exit:
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return err;
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}
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static int aq_ndev_set_features(struct net_device *ndev,
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netdev_features_t features)
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{
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struct aq_nic_s *aq_nic = netdev_priv(ndev);
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struct aq_nic_cfg_s *aq_cfg = aq_nic_get_cfg(aq_nic);
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bool is_lro = false;
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if (aq_cfg->hw_features & NETIF_F_LRO) {
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is_lro = features & NETIF_F_LRO;
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if (aq_cfg->is_lro != is_lro) {
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aq_cfg->is_lro = is_lro;
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if (netif_running(ndev)) {
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aq_ndev_close(ndev);
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aq_ndev_open(ndev);
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}
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}
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}
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return 0;
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}
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static int aq_ndev_set_mac_address(struct net_device *ndev, void *addr)
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{
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struct aq_nic_s *aq_nic = netdev_priv(ndev);
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int err = 0;
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err = eth_mac_addr(ndev, addr);
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if (err < 0)
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goto err_exit;
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err = aq_nic_set_mac(aq_nic, ndev);
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if (err < 0)
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goto err_exit;
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err_exit:
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return err;
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}
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static void aq_ndev_set_multicast_settings(struct net_device *ndev)
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{
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struct aq_nic_s *aq_nic = netdev_priv(ndev);
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int err = 0;
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err = aq_nic_set_packet_filter(aq_nic, ndev->flags);
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if (err < 0)
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goto err_exit;
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if (netdev_mc_count(ndev)) {
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err = aq_nic_set_multicast_list(aq_nic, ndev);
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if (err < 0)
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goto err_exit;
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}
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err_exit:;
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}
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static const struct net_device_ops aq_ndev_ops = {
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.ndo_open = aq_ndev_open,
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.ndo_stop = aq_ndev_close,
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.ndo_start_xmit = aq_ndev_start_xmit,
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.ndo_set_rx_mode = aq_ndev_set_multicast_settings,
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.ndo_change_mtu = aq_ndev_change_mtu,
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.ndo_set_mac_address = aq_ndev_set_mac_address,
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.ndo_set_features = aq_ndev_set_features
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};
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static int aq_pci_probe(struct pci_dev *pdev,
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const struct pci_device_id *pci_id)
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{
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struct aq_hw_ops *aq_hw_ops = NULL;
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struct aq_pci_func_s *aq_pci_func = NULL;
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int err = 0;
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err = pci_enable_device(pdev);
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if (err < 0)
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goto err_exit;
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aq_hw_ops = aq_pci_probe_get_hw_ops_by_id(pdev);
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aq_pci_func = aq_pci_func_alloc(aq_hw_ops, pdev,
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&aq_ndev_ops, &aq_ethtool_ops);
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if (!aq_pci_func) {
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err = -ENOMEM;
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goto err_exit;
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}
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err = aq_pci_func_init(aq_pci_func);
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if (err < 0)
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goto err_exit;
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err_exit:
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if (err < 0) {
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if (aq_pci_func)
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aq_pci_func_free(aq_pci_func);
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}
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return err;
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}
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static void aq_pci_remove(struct pci_dev *pdev)
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{
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struct aq_pci_func_s *aq_pci_func = pci_get_drvdata(pdev);
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aq_pci_func_deinit(aq_pci_func);
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aq_pci_func_free(aq_pci_func);
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}
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static int aq_pci_suspend(struct pci_dev *pdev, pm_message_t pm_msg)
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{
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struct aq_pci_func_s *aq_pci_func = pci_get_drvdata(pdev);
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return aq_pci_func_change_pm_state(aq_pci_func, &pm_msg);
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}
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static int aq_pci_resume(struct pci_dev *pdev)
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{
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struct aq_pci_func_s *aq_pci_func = pci_get_drvdata(pdev);
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pm_message_t pm_msg = PMSG_RESTORE;
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return aq_pci_func_change_pm_state(aq_pci_func, &pm_msg);
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}
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static struct pci_driver aq_pci_ops = {
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.name = AQ_CFG_DRV_NAME,
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.id_table = aq_pci_tbl,
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.probe = aq_pci_probe,
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.remove = aq_pci_remove,
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.suspend = aq_pci_suspend,
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.resume = aq_pci_resume,
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};
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static int __init aq_module_init(void)
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{
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int err = 0;
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err = pci_register_driver(&aq_pci_ops);
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if (err < 0)
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goto err_exit;
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err_exit:
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return err;
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}
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static void __exit aq_module_exit(void)
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{
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pci_unregister_driver(&aq_pci_ops);
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}
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module_init(aq_module_init);
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module_exit(aq_module_exit);
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17
drivers/net/ethernet/aquantia/atlantic/aq_main.h
Normal file
17
drivers/net/ethernet/aquantia/atlantic/aq_main.h
Normal file
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/*
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* aQuantia Corporation Network Driver
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* Copyright (C) 2014-2017 aQuantia Corporation. All rights reserved
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*/
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/* File aq_main.h: Main file for aQuantia Linux driver. */
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#ifndef AQ_MAIN_H
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#define AQ_MAIN_H
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#include "aq_common.h"
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#endif /* AQ_MAIN_H */
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937
drivers/net/ethernet/aquantia/atlantic/aq_nic.c
Normal file
937
drivers/net/ethernet/aquantia/atlantic/aq_nic.c
Normal file
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/*
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* aQuantia Corporation Network Driver
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* Copyright (C) 2014-2017 aQuantia Corporation. All rights reserved
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*/
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/* File aq_nic.c: Definition of common code for NIC. */
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#include "aq_nic.h"
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#include "aq_ring.h"
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#include "aq_vec.h"
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#include "aq_hw.h"
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#include "aq_pci_func.h"
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#include "aq_nic_internal.h"
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#include <linux/netdevice.h>
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#include <linux/etherdevice.h>
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#include <linux/timer.h>
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#include <linux/cpu.h>
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#include <linux/ip.h>
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#include <linux/tcp.h>
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#include <net/ip.h>
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static void aq_nic_rss_init(struct aq_nic_s *self, unsigned int num_rss_queues)
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{
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struct aq_nic_cfg_s *cfg = &self->aq_nic_cfg;
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struct aq_rss_parameters *rss_params = &cfg->aq_rss;
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int i = 0;
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static u8 rss_key[40] = {
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0x1e, 0xad, 0x71, 0x87, 0x65, 0xfc, 0x26, 0x7d,
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0x0d, 0x45, 0x67, 0x74, 0xcd, 0x06, 0x1a, 0x18,
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0xb6, 0xc1, 0xf0, 0xc7, 0xbb, 0x18, 0xbe, 0xf8,
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0x19, 0x13, 0x4b, 0xa9, 0xd0, 0x3e, 0xfe, 0x70,
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0x25, 0x03, 0xab, 0x50, 0x6a, 0x8b, 0x82, 0x0c
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};
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rss_params->hash_secret_key_size = sizeof(rss_key);
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memcpy(rss_params->hash_secret_key, rss_key, sizeof(rss_key));
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rss_params->indirection_table_size = AQ_CFG_RSS_INDIRECTION_TABLE_MAX;
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for (i = rss_params->indirection_table_size; i--;)
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rss_params->indirection_table[i] = i & (num_rss_queues - 1);
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}
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/* Fills aq_nic_cfg with valid defaults */
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static void aq_nic_cfg_init_defaults(struct aq_nic_s *self)
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{
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struct aq_nic_cfg_s *cfg = &self->aq_nic_cfg;
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cfg->aq_hw_caps = &self->aq_hw_caps;
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cfg->vecs = AQ_CFG_VECS_DEF;
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cfg->tcs = AQ_CFG_TCS_DEF;
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cfg->rxds = AQ_CFG_RXDS_DEF;
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cfg->txds = AQ_CFG_TXDS_DEF;
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cfg->is_polling = AQ_CFG_IS_POLLING_DEF;
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cfg->is_interrupt_moderation = AQ_CFG_IS_INTERRUPT_MODERATION_DEF;
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cfg->itr = cfg->is_interrupt_moderation ?
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AQ_CFG_INTERRUPT_MODERATION_RATE_DEF : 0U;
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cfg->is_rss = AQ_CFG_IS_RSS_DEF;
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cfg->num_rss_queues = AQ_CFG_NUM_RSS_QUEUES_DEF;
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cfg->aq_rss.base_cpu_number = AQ_CFG_RSS_BASE_CPU_NUM_DEF;
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cfg->flow_control = AQ_CFG_FC_MODE;
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cfg->mtu = AQ_CFG_MTU_DEF;
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cfg->link_speed_msk = AQ_CFG_SPEED_MSK;
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cfg->is_autoneg = AQ_CFG_IS_AUTONEG_DEF;
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cfg->is_lro = AQ_CFG_IS_LRO_DEF;
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cfg->vlan_id = 0U;
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aq_nic_rss_init(self, cfg->num_rss_queues);
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}
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/* Checks hw_caps and 'corrects' aq_nic_cfg in runtime */
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int aq_nic_cfg_start(struct aq_nic_s *self)
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{
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struct aq_nic_cfg_s *cfg = &self->aq_nic_cfg;
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/*descriptors */
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cfg->rxds = min(cfg->rxds, cfg->aq_hw_caps->rxds);
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cfg->txds = min(cfg->txds, cfg->aq_hw_caps->txds);
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/*rss rings */
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cfg->vecs = min(cfg->vecs, cfg->aq_hw_caps->vecs);
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cfg->vecs = min(cfg->vecs, num_online_cpus());
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/* cfg->vecs should be power of 2 for RSS */
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if (cfg->vecs >= 8U)
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cfg->vecs = 8U;
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else if (cfg->vecs >= 4U)
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cfg->vecs = 4U;
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else if (cfg->vecs >= 2U)
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cfg->vecs = 2U;
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else
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cfg->vecs = 1U;
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cfg->irq_type = aq_pci_func_get_irq_type(self->aq_pci_func);
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if ((cfg->irq_type == AQ_HW_IRQ_LEGACY) ||
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(self->aq_hw_caps.vecs == 1U) ||
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(cfg->vecs == 1U)) {
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cfg->is_rss = 0U;
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cfg->vecs = 1U;
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}
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cfg->link_speed_msk &= self->aq_hw_caps.link_speed_msk;
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cfg->hw_features = self->aq_hw_caps.hw_features;
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return 0;
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}
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static void aq_nic_service_timer_cb(unsigned long param)
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{
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struct aq_nic_s *self = (struct aq_nic_s *)param;
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struct net_device *ndev = aq_nic_get_ndev(self);
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int err = 0;
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bool is_busy = false;
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unsigned int i = 0U;
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struct aq_hw_link_status_s link_status;
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struct aq_ring_stats_rx_s stats_rx;
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struct aq_ring_stats_tx_s stats_tx;
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atomic_inc(&self->header.busy_count);
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is_busy = true;
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if (aq_utils_obj_test(&self->header.flags, AQ_NIC_FLAGS_IS_NOT_READY))
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goto err_exit;
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err = self->aq_hw_ops.hw_get_link_status(self->aq_hw, &link_status);
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if (err < 0)
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goto err_exit;
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self->aq_hw_ops.hw_interrupt_moderation_set(self->aq_hw,
|
||||
self->aq_nic_cfg.is_interrupt_moderation);
|
||||
|
||||
if (memcmp(&link_status, &self->link_status, sizeof(link_status))) {
|
||||
if (link_status.mbps) {
|
||||
aq_utils_obj_set(&self->header.flags,
|
||||
AQ_NIC_FLAG_STARTED);
|
||||
aq_utils_obj_clear(&self->header.flags,
|
||||
AQ_NIC_LINK_DOWN);
|
||||
netif_carrier_on(self->ndev);
|
||||
} else {
|
||||
netif_carrier_off(self->ndev);
|
||||
aq_utils_obj_set(&self->header.flags, AQ_NIC_LINK_DOWN);
|
||||
}
|
||||
|
||||
self->link_status = link_status;
|
||||
}
|
||||
|
||||
memset(&stats_rx, 0U, sizeof(struct aq_ring_stats_rx_s));
|
||||
memset(&stats_tx, 0U, sizeof(struct aq_ring_stats_tx_s));
|
||||
for (i = AQ_DIMOF(self->aq_vec); i--;) {
|
||||
if (self->aq_vec[i])
|
||||
aq_vec_add_stats(self->aq_vec[i], &stats_rx, &stats_tx);
|
||||
}
|
||||
|
||||
ndev->stats.rx_packets = stats_rx.packets;
|
||||
ndev->stats.rx_bytes = stats_rx.bytes;
|
||||
ndev->stats.rx_errors = stats_rx.errors;
|
||||
ndev->stats.tx_packets = stats_tx.packets;
|
||||
ndev->stats.tx_bytes = stats_tx.bytes;
|
||||
ndev->stats.tx_errors = stats_tx.errors;
|
||||
|
||||
err_exit:
|
||||
if (is_busy)
|
||||
atomic_dec(&self->header.busy_count);
|
||||
mod_timer(&self->service_timer,
|
||||
jiffies + AQ_CFG_SERVICE_TIMER_INTERVAL);
|
||||
}
|
||||
|
||||
static void aq_nic_polling_timer_cb(unsigned long param)
|
||||
{
|
||||
struct aq_nic_s *self = (struct aq_nic_s *)param;
|
||||
struct aq_vec_s *aq_vec = NULL;
|
||||
unsigned int i = 0U;
|
||||
|
||||
for (i = 0U, aq_vec = self->aq_vec[0];
|
||||
self->aq_vecs > i; ++i, aq_vec = self->aq_vec[i])
|
||||
aq_vec_isr(i, (void *)aq_vec);
|
||||
|
||||
mod_timer(&self->polling_timer, jiffies +
|
||||
AQ_CFG_POLLING_TIMER_INTERVAL);
|
||||
}
|
||||
|
||||
static struct net_device *aq_nic_ndev_alloc(void)
|
||||
{
|
||||
return alloc_etherdev_mq(sizeof(struct aq_nic_s), AQ_CFG_VECS_MAX);
|
||||
}
|
||||
|
||||
struct aq_nic_s *aq_nic_alloc_cold(const struct net_device_ops *ndev_ops,
|
||||
const struct ethtool_ops *et_ops,
|
||||
struct device *dev,
|
||||
struct aq_pci_func_s *aq_pci_func,
|
||||
unsigned int port,
|
||||
const struct aq_hw_ops *aq_hw_ops)
|
||||
{
|
||||
struct net_device *ndev = NULL;
|
||||
struct aq_nic_s *self = NULL;
|
||||
int err = 0;
|
||||
|
||||
ndev = aq_nic_ndev_alloc();
|
||||
self = netdev_priv(ndev);
|
||||
if (!self) {
|
||||
err = -EINVAL;
|
||||
goto err_exit;
|
||||
}
|
||||
|
||||
ndev->netdev_ops = ndev_ops;
|
||||
ndev->ethtool_ops = et_ops;
|
||||
|
||||
SET_NETDEV_DEV(ndev, dev);
|
||||
|
||||
ndev->if_port = port;
|
||||
self->ndev = ndev;
|
||||
|
||||
self->aq_pci_func = aq_pci_func;
|
||||
|
||||
self->aq_hw_ops = *aq_hw_ops;
|
||||
self->port = (u8)port;
|
||||
|
||||
self->aq_hw = self->aq_hw_ops.create(aq_pci_func, self->port,
|
||||
&self->aq_hw_ops);
|
||||
err = self->aq_hw_ops.get_hw_caps(self->aq_hw, &self->aq_hw_caps);
|
||||
if (err < 0)
|
||||
goto err_exit;
|
||||
|
||||
aq_nic_cfg_init_defaults(self);
|
||||
|
||||
err_exit:
|
||||
if (err < 0) {
|
||||
aq_nic_free_hot_resources(self);
|
||||
self = NULL;
|
||||
}
|
||||
return self;
|
||||
}
|
||||
|
||||
int aq_nic_ndev_register(struct aq_nic_s *self)
|
||||
{
|
||||
int err = 0;
|
||||
unsigned int i = 0U;
|
||||
|
||||
if (!self->ndev) {
|
||||
err = -EINVAL;
|
||||
goto err_exit;
|
||||
}
|
||||
err = self->aq_hw_ops.hw_get_mac_permanent(self->aq_hw,
|
||||
self->aq_nic_cfg.aq_hw_caps,
|
||||
self->ndev->dev_addr);
|
||||
if (err < 0)
|
||||
goto err_exit;
|
||||
|
||||
#if defined(AQ_CFG_MAC_ADDR_PERMANENT)
|
||||
{
|
||||
static u8 mac_addr_permanent[] = AQ_CFG_MAC_ADDR_PERMANENT;
|
||||
|
||||
ether_addr_copy(self->ndev->dev_addr, mac_addr_permanent);
|
||||
}
|
||||
#endif
|
||||
err = register_netdev(self->ndev);
|
||||
if (err < 0)
|
||||
goto err_exit;
|
||||
|
||||
self->is_ndev_registered = true;
|
||||
netif_carrier_off(self->ndev);
|
||||
|
||||
for (i = AQ_CFG_VECS_MAX; i--;)
|
||||
aq_nic_ndev_queue_stop(self, i);
|
||||
|
||||
err_exit:
|
||||
return err;
|
||||
}
|
||||
|
||||
int aq_nic_ndev_init(struct aq_nic_s *self)
|
||||
{
|
||||
struct aq_hw_caps_s *aq_hw_caps = self->aq_nic_cfg.aq_hw_caps;
|
||||
struct aq_nic_cfg_s *aq_nic_cfg = &self->aq_nic_cfg;
|
||||
|
||||
self->ndev->hw_features |= aq_hw_caps->hw_features;
|
||||
self->ndev->features = aq_hw_caps->hw_features;
|
||||
self->ndev->priv_flags = aq_hw_caps->hw_priv_flags;
|
||||
self->ndev->mtu = aq_nic_cfg->mtu - ETH_HLEN;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
void aq_nic_ndev_free(struct aq_nic_s *self)
|
||||
{
|
||||
if (!self->ndev)
|
||||
goto err_exit;
|
||||
|
||||
if (self->is_ndev_registered)
|
||||
unregister_netdev(self->ndev);
|
||||
|
||||
if (self->aq_hw)
|
||||
self->aq_hw_ops.destroy(self->aq_hw);
|
||||
|
||||
free_netdev(self->ndev);
|
||||
|
||||
err_exit:;
|
||||
}
|
||||
|
||||
struct aq_nic_s *aq_nic_alloc_hot(struct net_device *ndev)
|
||||
{
|
||||
struct aq_nic_s *self = NULL;
|
||||
int err = 0;
|
||||
|
||||
if (!ndev) {
|
||||
err = -EINVAL;
|
||||
goto err_exit;
|
||||
}
|
||||
self = netdev_priv(ndev);
|
||||
|
||||
if (!self) {
|
||||
err = -EINVAL;
|
||||
goto err_exit;
|
||||
}
|
||||
if (netif_running(ndev)) {
|
||||
unsigned int i;
|
||||
|
||||
for (i = AQ_CFG_VECS_MAX; i--;)
|
||||
netif_stop_subqueue(ndev, i);
|
||||
}
|
||||
|
||||
for (self->aq_vecs = 0; self->aq_vecs < self->aq_nic_cfg.vecs;
|
||||
self->aq_vecs++) {
|
||||
self->aq_vec[self->aq_vecs] =
|
||||
aq_vec_alloc(self, self->aq_vecs, &self->aq_nic_cfg);
|
||||
if (!self->aq_vec[self->aq_vecs]) {
|
||||
err = -ENOMEM;
|
||||
goto err_exit;
|
||||
}
|
||||
}
|
||||
|
||||
err_exit:
|
||||
if (err < 0) {
|
||||
aq_nic_free_hot_resources(self);
|
||||
self = NULL;
|
||||
}
|
||||
return self;
|
||||
}
|
||||
|
||||
void aq_nic_set_tx_ring(struct aq_nic_s *self, unsigned int idx,
|
||||
struct aq_ring_s *ring)
|
||||
{
|
||||
self->aq_ring_tx[idx] = ring;
|
||||
}
|
||||
|
||||
struct device *aq_nic_get_dev(struct aq_nic_s *self)
|
||||
{
|
||||
return self->ndev->dev.parent;
|
||||
}
|
||||
|
||||
struct net_device *aq_nic_get_ndev(struct aq_nic_s *self)
|
||||
{
|
||||
return self->ndev;
|
||||
}
|
||||
|
||||
int aq_nic_init(struct aq_nic_s *self)
|
||||
{
|
||||
struct aq_vec_s *aq_vec = NULL;
|
||||
int err = 0;
|
||||
unsigned int i = 0U;
|
||||
|
||||
self->power_state = AQ_HW_POWER_STATE_D0;
|
||||
err = self->aq_hw_ops.hw_reset(self->aq_hw);
|
||||
if (err < 0)
|
||||
goto err_exit;
|
||||
|
||||
err = self->aq_hw_ops.hw_init(self->aq_hw, &self->aq_nic_cfg,
|
||||
aq_nic_get_ndev(self)->dev_addr);
|
||||
if (err < 0)
|
||||
goto err_exit;
|
||||
|
||||
for (i = 0U, aq_vec = self->aq_vec[0];
|
||||
self->aq_vecs > i; ++i, aq_vec = self->aq_vec[i])
|
||||
aq_vec_init(aq_vec, &self->aq_hw_ops, self->aq_hw);
|
||||
|
||||
err_exit:
|
||||
return err;
|
||||
}
|
||||
|
||||
void aq_nic_ndev_queue_start(struct aq_nic_s *self, unsigned int idx)
|
||||
{
|
||||
netif_start_subqueue(self->ndev, idx);
|
||||
}
|
||||
|
||||
void aq_nic_ndev_queue_stop(struct aq_nic_s *self, unsigned int idx)
|
||||
{
|
||||
netif_stop_subqueue(self->ndev, idx);
|
||||
}
|
||||
|
||||
int aq_nic_start(struct aq_nic_s *self)
|
||||
{
|
||||
struct aq_vec_s *aq_vec = NULL;
|
||||
int err = 0;
|
||||
unsigned int i = 0U;
|
||||
|
||||
err = self->aq_hw_ops.hw_multicast_list_set(self->aq_hw,
|
||||
self->mc_list.ar,
|
||||
self->mc_list.count);
|
||||
if (err < 0)
|
||||
goto err_exit;
|
||||
|
||||
err = self->aq_hw_ops.hw_packet_filter_set(self->aq_hw,
|
||||
self->packet_filter);
|
||||
if (err < 0)
|
||||
goto err_exit;
|
||||
|
||||
for (i = 0U, aq_vec = self->aq_vec[0];
|
||||
self->aq_vecs > i; ++i, aq_vec = self->aq_vec[i]) {
|
||||
err = aq_vec_start(aq_vec);
|
||||
if (err < 0)
|
||||
goto err_exit;
|
||||
}
|
||||
|
||||
err = self->aq_hw_ops.hw_start(self->aq_hw);
|
||||
if (err < 0)
|
||||
goto err_exit;
|
||||
|
||||
err = self->aq_hw_ops.hw_interrupt_moderation_set(self->aq_hw,
|
||||
self->aq_nic_cfg.is_interrupt_moderation);
|
||||
if (err < 0)
|
||||
goto err_exit;
|
||||
setup_timer(&self->service_timer, &aq_nic_service_timer_cb,
|
||||
(unsigned long)self);
|
||||
mod_timer(&self->service_timer, jiffies +
|
||||
AQ_CFG_SERVICE_TIMER_INTERVAL);
|
||||
|
||||
if (self->aq_nic_cfg.is_polling) {
|
||||
setup_timer(&self->polling_timer, &aq_nic_polling_timer_cb,
|
||||
(unsigned long)self);
|
||||
mod_timer(&self->polling_timer, jiffies +
|
||||
AQ_CFG_POLLING_TIMER_INTERVAL);
|
||||
} else {
|
||||
for (i = 0U, aq_vec = self->aq_vec[0];
|
||||
self->aq_vecs > i; ++i, aq_vec = self->aq_vec[i]) {
|
||||
err = aq_pci_func_alloc_irq(self->aq_pci_func, i,
|
||||
self->ndev->name, aq_vec,
|
||||
aq_vec_get_affinity_mask(aq_vec));
|
||||
if (err < 0)
|
||||
goto err_exit;
|
||||
}
|
||||
|
||||
err = self->aq_hw_ops.hw_irq_enable(self->aq_hw,
|
||||
AQ_CFG_IRQ_MASK);
|
||||
if (err < 0)
|
||||
goto err_exit;
|
||||
}
|
||||
|
||||
for (i = 0U, aq_vec = self->aq_vec[0];
|
||||
self->aq_vecs > i; ++i, aq_vec = self->aq_vec[i])
|
||||
aq_nic_ndev_queue_start(self, i);
|
||||
|
||||
err = netif_set_real_num_tx_queues(self->ndev, self->aq_vecs);
|
||||
if (err < 0)
|
||||
goto err_exit;
|
||||
|
||||
err = netif_set_real_num_rx_queues(self->ndev, self->aq_vecs);
|
||||
if (err < 0)
|
||||
goto err_exit;
|
||||
|
||||
err_exit:
|
||||
return err;
|
||||
}
|
||||
|
||||
static unsigned int aq_nic_map_skb_frag(struct aq_nic_s *self,
|
||||
struct sk_buff *skb,
|
||||
struct aq_ring_buff_s *dx)
|
||||
{
|
||||
unsigned int ret = 0U;
|
||||
unsigned int nr_frags = skb_shinfo(skb)->nr_frags;
|
||||
unsigned int frag_count = 0U;
|
||||
|
||||
dx->flags = 0U;
|
||||
dx->len = skb_headlen(skb);
|
||||
dx->pa = dma_map_single(aq_nic_get_dev(self), skb->data, dx->len,
|
||||
DMA_TO_DEVICE);
|
||||
dx->len_pkt = skb->len;
|
||||
dx->is_sop = 1U;
|
||||
dx->is_mapped = 1U;
|
||||
|
||||
++ret;
|
||||
|
||||
if (skb->ip_summed == CHECKSUM_PARTIAL) {
|
||||
dx->is_ip_cso = (htons(ETH_P_IP) == skb->protocol) ? 1U : 0U;
|
||||
dx->is_tcp_cso =
|
||||
(ip_hdr(skb)->protocol == IPPROTO_TCP) ? 1U : 0U;
|
||||
dx->is_udp_cso =
|
||||
(ip_hdr(skb)->protocol == IPPROTO_UDP) ? 1U : 0U;
|
||||
}
|
||||
|
||||
for (; nr_frags--; ++frag_count) {
|
||||
unsigned int frag_len;
|
||||
dma_addr_t frag_pa;
|
||||
skb_frag_t *frag = &skb_shinfo(skb)->frags[frag_count];
|
||||
|
||||
frag_len = skb_frag_size(frag);
|
||||
|
||||
frag_pa = skb_frag_dma_map(aq_nic_get_dev(self), frag, 0,
|
||||
frag_len, DMA_TO_DEVICE);
|
||||
|
||||
while (frag_len > AQ_CFG_TX_FRAME_MAX) {
|
||||
++dx;
|
||||
++ret;
|
||||
dx->flags = 0U;
|
||||
dx->len = AQ_CFG_TX_FRAME_MAX;
|
||||
dx->pa = frag_pa;
|
||||
dx->is_mapped = 1U;
|
||||
|
||||
frag_len -= AQ_CFG_TX_FRAME_MAX;
|
||||
frag_pa += AQ_CFG_TX_FRAME_MAX;
|
||||
}
|
||||
|
||||
++dx;
|
||||
++ret;
|
||||
|
||||
dx->flags = 0U;
|
||||
dx->len = frag_len;
|
||||
dx->pa = frag_pa;
|
||||
dx->is_mapped = 1U;
|
||||
}
|
||||
|
||||
dx->is_eop = 1U;
|
||||
dx->skb = skb;
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static unsigned int aq_nic_map_skb_lso(struct aq_nic_s *self,
|
||||
struct sk_buff *skb,
|
||||
struct aq_ring_buff_s *dx)
|
||||
{
|
||||
dx->flags = 0U;
|
||||
dx->len_pkt = skb->len;
|
||||
dx->len_l2 = ETH_HLEN;
|
||||
dx->len_l3 = ip_hdrlen(skb);
|
||||
dx->len_l4 = tcp_hdrlen(skb);
|
||||
dx->mss = skb_shinfo(skb)->gso_size;
|
||||
dx->is_txc = 1U;
|
||||
return 1U;
|
||||
}
|
||||
|
||||
static unsigned int aq_nic_map_skb(struct aq_nic_s *self, struct sk_buff *skb,
|
||||
struct aq_ring_buff_s *dx)
|
||||
{
|
||||
unsigned int ret = 0U;
|
||||
|
||||
if (unlikely(skb_is_gso(skb))) {
|
||||
ret = aq_nic_map_skb_lso(self, skb, dx);
|
||||
++dx;
|
||||
}
|
||||
|
||||
ret += aq_nic_map_skb_frag(self, skb, dx);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
int aq_nic_xmit(struct aq_nic_s *self, struct sk_buff *skb)
|
||||
__releases(&ring->lock)
|
||||
__acquires(&ring->lock)
|
||||
{
|
||||
struct aq_ring_s *ring = NULL;
|
||||
unsigned int frags = 0U;
|
||||
unsigned int vec = skb->queue_mapping % self->aq_nic_cfg.vecs;
|
||||
unsigned int tc = 0U;
|
||||
unsigned int trys = AQ_CFG_LOCK_TRYS;
|
||||
int err = 0;
|
||||
bool is_nic_in_bad_state;
|
||||
bool is_busy = false;
|
||||
struct aq_ring_buff_s buffers[AQ_CFG_SKB_FRAGS_MAX];
|
||||
|
||||
frags = skb_shinfo(skb)->nr_frags + 1;
|
||||
|
||||
ring = self->aq_ring_tx[AQ_NIC_TCVEC2RING(self, tc, vec)];
|
||||
|
||||
atomic_inc(&self->header.busy_count);
|
||||
is_busy = true;
|
||||
|
||||
if (frags > AQ_CFG_SKB_FRAGS_MAX) {
|
||||
dev_kfree_skb_any(skb);
|
||||
goto err_exit;
|
||||
}
|
||||
|
||||
is_nic_in_bad_state = aq_utils_obj_test(&self->header.flags,
|
||||
AQ_NIC_FLAGS_IS_NOT_TX_READY) ||
|
||||
(aq_ring_avail_dx(ring) <
|
||||
AQ_CFG_SKB_FRAGS_MAX);
|
||||
|
||||
if (is_nic_in_bad_state) {
|
||||
aq_nic_ndev_queue_stop(self, ring->idx);
|
||||
err = NETDEV_TX_BUSY;
|
||||
goto err_exit;
|
||||
}
|
||||
|
||||
do {
|
||||
if (spin_trylock(&ring->header.lock)) {
|
||||
frags = aq_nic_map_skb(self, skb, &buffers[0]);
|
||||
|
||||
aq_ring_tx_append_buffs(ring, &buffers[0], frags);
|
||||
|
||||
err = self->aq_hw_ops.hw_ring_tx_xmit(self->aq_hw,
|
||||
ring, frags);
|
||||
if (err >= 0) {
|
||||
if (aq_ring_avail_dx(ring) <
|
||||
AQ_CFG_SKB_FRAGS_MAX + 1)
|
||||
aq_nic_ndev_queue_stop(self, ring->idx);
|
||||
}
|
||||
spin_unlock(&ring->header.lock);
|
||||
|
||||
if (err >= 0) {
|
||||
++ring->stats.tx.packets;
|
||||
ring->stats.tx.bytes += skb->len;
|
||||
}
|
||||
break;
|
||||
}
|
||||
} while (--trys);
|
||||
|
||||
if (!trys) {
|
||||
err = NETDEV_TX_BUSY;
|
||||
goto err_exit;
|
||||
}
|
||||
|
||||
err_exit:
|
||||
if (is_busy)
|
||||
atomic_dec(&self->header.busy_count);
|
||||
return err;
|
||||
}
|
||||
|
||||
int aq_nic_set_packet_filter(struct aq_nic_s *self, unsigned int flags)
|
||||
{
|
||||
int err = 0;
|
||||
|
||||
err = self->aq_hw_ops.hw_packet_filter_set(self->aq_hw, flags);
|
||||
if (err < 0)
|
||||
goto err_exit;
|
||||
|
||||
self->packet_filter = flags;
|
||||
|
||||
err_exit:
|
||||
return err;
|
||||
}
|
||||
|
||||
int aq_nic_set_multicast_list(struct aq_nic_s *self, struct net_device *ndev)
|
||||
{
|
||||
struct netdev_hw_addr *ha = NULL;
|
||||
unsigned int i = 0U;
|
||||
|
||||
self->mc_list.count = 0U;
|
||||
|
||||
netdev_for_each_mc_addr(ha, ndev) {
|
||||
ether_addr_copy(self->mc_list.ar[i++], ha->addr);
|
||||
++self->mc_list.count;
|
||||
}
|
||||
|
||||
return self->aq_hw_ops.hw_multicast_list_set(self->aq_hw,
|
||||
self->mc_list.ar,
|
||||
self->mc_list.count);
|
||||
}
|
||||
|
||||
int aq_nic_set_mtu(struct aq_nic_s *self, int new_mtu)
|
||||
{
|
||||
int err = 0;
|
||||
|
||||
if (new_mtu > self->aq_hw_caps.mtu) {
|
||||
err = -EINVAL;
|
||||
goto err_exit;
|
||||
}
|
||||
self->aq_nic_cfg.mtu = new_mtu;
|
||||
|
||||
err_exit:
|
||||
return err;
|
||||
}
|
||||
|
||||
int aq_nic_set_mac(struct aq_nic_s *self, struct net_device *ndev)
|
||||
{
|
||||
return self->aq_hw_ops.hw_set_mac_address(self->aq_hw, ndev->dev_addr);
|
||||
}
|
||||
|
||||
unsigned int aq_nic_get_link_speed(struct aq_nic_s *self)
|
||||
{
|
||||
return self->link_status.mbps;
|
||||
}
|
||||
|
||||
int aq_nic_get_regs(struct aq_nic_s *self, struct ethtool_regs *regs, void *p)
|
||||
{
|
||||
u32 *regs_buff = p;
|
||||
int err = 0;
|
||||
|
||||
regs->version = 1;
|
||||
|
||||
err = self->aq_hw_ops.hw_get_regs(self->aq_hw,
|
||||
&self->aq_hw_caps, regs_buff);
|
||||
if (err < 0)
|
||||
goto err_exit;
|
||||
|
||||
err_exit:
|
||||
return err;
|
||||
}
|
||||
|
||||
int aq_nic_get_regs_count(struct aq_nic_s *self)
|
||||
{
|
||||
return self->aq_hw_caps.mac_regs_count;
|
||||
}
|
||||
|
||||
void aq_nic_get_stats(struct aq_nic_s *self, u64 *data)
|
||||
{
|
||||
struct aq_vec_s *aq_vec = NULL;
|
||||
unsigned int i = 0U;
|
||||
unsigned int count = 0U;
|
||||
int err = 0;
|
||||
|
||||
err = self->aq_hw_ops.hw_get_hw_stats(self->aq_hw, data, &count);
|
||||
if (err < 0)
|
||||
goto err_exit;
|
||||
|
||||
data += count;
|
||||
count = 0U;
|
||||
|
||||
for (i = 0U, aq_vec = self->aq_vec[0];
|
||||
self->aq_vecs > i; ++i, aq_vec = self->aq_vec[i]) {
|
||||
data += count;
|
||||
aq_vec_get_sw_stats(aq_vec, data, &count);
|
||||
}
|
||||
|
||||
err_exit:;
|
||||
(void)err;
|
||||
}
|
||||
|
||||
void aq_nic_get_link_settings(struct aq_nic_s *self, struct ethtool_cmd *cmd)
|
||||
{
|
||||
cmd->port = PORT_TP;
|
||||
cmd->transceiver = XCVR_EXTERNAL;
|
||||
/* This driver supports only 10G capable adapters, so DUPLEX_FULL */
|
||||
cmd->duplex = DUPLEX_FULL;
|
||||
cmd->autoneg = self->aq_nic_cfg.is_autoneg;
|
||||
|
||||
cmd->supported |= (self->aq_hw_caps.link_speed_msk & AQ_NIC_RATE_10G) ?
|
||||
ADVERTISED_10000baseT_Full : 0U;
|
||||
cmd->supported |= (self->aq_hw_caps.link_speed_msk & AQ_NIC_RATE_1G) ?
|
||||
ADVERTISED_1000baseT_Full : 0U;
|
||||
cmd->supported |= (self->aq_hw_caps.link_speed_msk & AQ_NIC_RATE_100M) ?
|
||||
ADVERTISED_100baseT_Full : 0U;
|
||||
cmd->supported |= self->aq_hw_caps.flow_control ? SUPPORTED_Pause : 0;
|
||||
cmd->supported |= SUPPORTED_Autoneg;
|
||||
|
||||
cmd->advertising = (self->aq_nic_cfg.is_autoneg) ?
|
||||
ADVERTISED_Autoneg : 0U;
|
||||
cmd->advertising |=
|
||||
(self->aq_nic_cfg.link_speed_msk & AQ_NIC_RATE_10G) ?
|
||||
ADVERTISED_10000baseT_Full : 0U;
|
||||
cmd->advertising |=
|
||||
(self->aq_nic_cfg.link_speed_msk & AQ_NIC_RATE_1G) ?
|
||||
ADVERTISED_1000baseT_Full : 0U;
|
||||
|
||||
cmd->advertising |=
|
||||
(self->aq_nic_cfg.link_speed_msk & AQ_NIC_RATE_100M) ?
|
||||
ADVERTISED_100baseT_Full : 0U;
|
||||
cmd->advertising |= (self->aq_nic_cfg.flow_control) ?
|
||||
ADVERTISED_Pause : 0U;
|
||||
}
|
||||
|
||||
int aq_nic_set_link_settings(struct aq_nic_s *self, struct ethtool_cmd *cmd)
|
||||
{
|
||||
u32 speed = 0U;
|
||||
u32 rate = 0U;
|
||||
int err = 0;
|
||||
|
||||
if (cmd->autoneg == AUTONEG_ENABLE) {
|
||||
rate = self->aq_hw_caps.link_speed_msk;
|
||||
self->aq_nic_cfg.is_autoneg = true;
|
||||
} else {
|
||||
speed = ethtool_cmd_speed(cmd);
|
||||
|
||||
switch (speed) {
|
||||
case SPEED_100:
|
||||
rate = AQ_NIC_RATE_100M;
|
||||
break;
|
||||
|
||||
case SPEED_1000:
|
||||
rate = AQ_NIC_RATE_1G;
|
||||
break;
|
||||
|
||||
case SPEED_2500:
|
||||
rate = AQ_NIC_RATE_2GS;
|
||||
break;
|
||||
|
||||
case SPEED_5000:
|
||||
rate = AQ_NIC_RATE_5G;
|
||||
break;
|
||||
|
||||
case SPEED_10000:
|
||||
rate = AQ_NIC_RATE_10G;
|
||||
break;
|
||||
|
||||
default:
|
||||
err = -1;
|
||||
goto err_exit;
|
||||
break;
|
||||
}
|
||||
if (!(self->aq_hw_caps.link_speed_msk & rate)) {
|
||||
err = -1;
|
||||
goto err_exit;
|
||||
}
|
||||
|
||||
self->aq_nic_cfg.is_autoneg = false;
|
||||
}
|
||||
|
||||
err = self->aq_hw_ops.hw_set_link_speed(self->aq_hw, rate);
|
||||
if (err < 0)
|
||||
goto err_exit;
|
||||
|
||||
self->aq_nic_cfg.link_speed_msk = rate;
|
||||
|
||||
err_exit:
|
||||
return err;
|
||||
}
|
||||
|
||||
struct aq_nic_cfg_s *aq_nic_get_cfg(struct aq_nic_s *self)
|
||||
{
|
||||
return &self->aq_nic_cfg;
|
||||
}
|
||||
|
||||
u32 aq_nic_get_fw_version(struct aq_nic_s *self)
|
||||
{
|
||||
u32 fw_version = 0U;
|
||||
|
||||
self->aq_hw_ops.hw_get_fw_version(self->aq_hw, &fw_version);
|
||||
|
||||
return fw_version;
|
||||
}
|
||||
|
||||
int aq_nic_stop(struct aq_nic_s *self)
|
||||
{
|
||||
struct aq_vec_s *aq_vec = NULL;
|
||||
unsigned int i = 0U;
|
||||
|
||||
for (i = 0U, aq_vec = self->aq_vec[0];
|
||||
self->aq_vecs > i; ++i, aq_vec = self->aq_vec[i])
|
||||
aq_nic_ndev_queue_stop(self, i);
|
||||
|
||||
del_timer_sync(&self->service_timer);
|
||||
|
||||
self->aq_hw_ops.hw_irq_disable(self->aq_hw, AQ_CFG_IRQ_MASK);
|
||||
|
||||
if (self->aq_nic_cfg.is_polling)
|
||||
del_timer_sync(&self->polling_timer);
|
||||
else
|
||||
aq_pci_func_free_irqs(self->aq_pci_func);
|
||||
|
||||
for (i = 0U, aq_vec = self->aq_vec[0];
|
||||
self->aq_vecs > i; ++i, aq_vec = self->aq_vec[i])
|
||||
aq_vec_stop(aq_vec);
|
||||
|
||||
return self->aq_hw_ops.hw_stop(self->aq_hw);
|
||||
}
|
||||
|
||||
void aq_nic_deinit(struct aq_nic_s *self)
|
||||
{
|
||||
struct aq_vec_s *aq_vec = NULL;
|
||||
unsigned int i = 0U;
|
||||
|
||||
if (!self)
|
||||
goto err_exit;
|
||||
|
||||
for (i = 0U, aq_vec = self->aq_vec[0];
|
||||
self->aq_vecs > i; ++i, aq_vec = self->aq_vec[i])
|
||||
aq_vec_deinit(aq_vec);
|
||||
|
||||
if (self->power_state == AQ_HW_POWER_STATE_D0) {
|
||||
(void)self->aq_hw_ops.hw_deinit(self->aq_hw);
|
||||
} else {
|
||||
(void)self->aq_hw_ops.hw_set_power(self->aq_hw,
|
||||
self->power_state);
|
||||
}
|
||||
|
||||
err_exit:;
|
||||
}
|
||||
|
||||
void aq_nic_free_hot_resources(struct aq_nic_s *self)
|
||||
{
|
||||
unsigned int i = 0U;
|
||||
|
||||
if (!self)
|
||||
goto err_exit;
|
||||
|
||||
for (i = AQ_DIMOF(self->aq_vec); i--;) {
|
||||
if (self->aq_vec[i])
|
||||
aq_vec_free(self->aq_vec[i]);
|
||||
}
|
||||
|
||||
err_exit:;
|
||||
}
|
||||
|
||||
int aq_nic_change_pm_state(struct aq_nic_s *self, pm_message_t *pm_msg)
|
||||
{
|
||||
int err = 0;
|
||||
|
||||
if (!netif_running(self->ndev)) {
|
||||
err = 0;
|
||||
goto err_exit;
|
||||
}
|
||||
rtnl_lock();
|
||||
if (pm_msg->event & PM_EVENT_SLEEP || pm_msg->event & PM_EVENT_FREEZE) {
|
||||
self->power_state = AQ_HW_POWER_STATE_D3;
|
||||
netif_device_detach(self->ndev);
|
||||
netif_tx_stop_all_queues(self->ndev);
|
||||
|
||||
err = aq_nic_stop(self);
|
||||
if (err < 0)
|
||||
goto err_exit;
|
||||
|
||||
aq_nic_deinit(self);
|
||||
} else {
|
||||
err = aq_nic_init(self);
|
||||
if (err < 0)
|
||||
goto err_exit;
|
||||
|
||||
err = aq_nic_start(self);
|
||||
if (err < 0)
|
||||
goto err_exit;
|
||||
|
||||
netif_device_attach(self->ndev);
|
||||
netif_tx_start_all_queues(self->ndev);
|
||||
}
|
||||
rtnl_unlock();
|
||||
|
||||
err_exit:
|
||||
return err;
|
||||
}
|
108
drivers/net/ethernet/aquantia/atlantic/aq_nic.h
Normal file
108
drivers/net/ethernet/aquantia/atlantic/aq_nic.h
Normal file
|
@ -0,0 +1,108 @@
|
|||
/*
|
||||
* 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_nic.h: Declaration of common code for NIC. */
|
||||
|
||||
#ifndef AQ_NIC_H
|
||||
#define AQ_NIC_H
|
||||
|
||||
#include "aq_common.h"
|
||||
#include "aq_rss.h"
|
||||
|
||||
struct aq_ring_s;
|
||||
struct aq_pci_func_s;
|
||||
struct aq_hw_ops;
|
||||
|
||||
#define AQ_NIC_FC_OFF 0U
|
||||
#define AQ_NIC_FC_TX 1U
|
||||
#define AQ_NIC_FC_RX 2U
|
||||
#define AQ_NIC_FC_FULL 3U
|
||||
#define AQ_NIC_FC_AUTO 4U
|
||||
|
||||
#define AQ_NIC_RATE_10G BIT(0)
|
||||
#define AQ_NIC_RATE_5G BIT(1)
|
||||
#define AQ_NIC_RATE_5GSR BIT(2)
|
||||
#define AQ_NIC_RATE_2GS BIT(3)
|
||||
#define AQ_NIC_RATE_1G BIT(4)
|
||||
#define AQ_NIC_RATE_100M BIT(5)
|
||||
|
||||
struct aq_nic_cfg_s {
|
||||
struct aq_hw_caps_s *aq_hw_caps;
|
||||
u64 hw_features;
|
||||
u32 rxds; /* rx ring size, descriptors # */
|
||||
u32 txds; /* tx ring size, descriptors # */
|
||||
u32 vecs; /* vecs==allocated irqs */
|
||||
u32 irq_type;
|
||||
u32 itr;
|
||||
u32 num_rss_queues;
|
||||
u32 mtu;
|
||||
u32 ucp_0x364;
|
||||
u32 flow_control;
|
||||
u32 link_speed_msk;
|
||||
u32 vlan_id;
|
||||
u16 is_mc_list_enabled;
|
||||
u16 mc_list_count;
|
||||
bool is_autoneg;
|
||||
bool is_interrupt_moderation;
|
||||
bool is_polling;
|
||||
bool is_rss;
|
||||
bool is_lro;
|
||||
u8 tcs;
|
||||
struct aq_rss_parameters aq_rss;
|
||||
};
|
||||
|
||||
#define AQ_NIC_FLAG_STARTED 0x00000004U
|
||||
#define AQ_NIC_FLAG_STOPPING 0x00000008U
|
||||
#define AQ_NIC_FLAG_RESETTING 0x00000010U
|
||||
#define AQ_NIC_FLAG_CLOSING 0x00000020U
|
||||
#define AQ_NIC_LINK_DOWN 0x04000000U
|
||||
#define AQ_NIC_FLAG_ERR_UNPLUG 0x40000000U
|
||||
#define AQ_NIC_FLAG_ERR_HW 0x80000000U
|
||||
|
||||
#define AQ_NIC_TCVEC2RING(_NIC_, _TC_, _VEC_) \
|
||||
((_TC_) * AQ_CFG_TCS_MAX + (_VEC_))
|
||||
|
||||
struct aq_nic_s *aq_nic_alloc_cold(const struct net_device_ops *ndev_ops,
|
||||
const struct ethtool_ops *et_ops,
|
||||
struct device *dev,
|
||||
struct aq_pci_func_s *aq_pci_func,
|
||||
unsigned int port,
|
||||
const struct aq_hw_ops *aq_hw_ops);
|
||||
int aq_nic_ndev_init(struct aq_nic_s *self);
|
||||
struct aq_nic_s *aq_nic_alloc_hot(struct net_device *ndev);
|
||||
void aq_nic_set_tx_ring(struct aq_nic_s *self, unsigned int idx,
|
||||
struct aq_ring_s *ring);
|
||||
struct device *aq_nic_get_dev(struct aq_nic_s *self);
|
||||
struct net_device *aq_nic_get_ndev(struct aq_nic_s *self);
|
||||
int aq_nic_init(struct aq_nic_s *self);
|
||||
int aq_nic_cfg_start(struct aq_nic_s *self);
|
||||
int aq_nic_ndev_register(struct aq_nic_s *self);
|
||||
void aq_nic_ndev_queue_start(struct aq_nic_s *self, unsigned int idx);
|
||||
void aq_nic_ndev_queue_stop(struct aq_nic_s *self, unsigned int idx);
|
||||
void aq_nic_ndev_free(struct aq_nic_s *self);
|
||||
int aq_nic_start(struct aq_nic_s *self);
|
||||
int aq_nic_xmit(struct aq_nic_s *self, struct sk_buff *skb);
|
||||
int aq_nic_get_regs(struct aq_nic_s *self, struct ethtool_regs *regs, void *p);
|
||||
int aq_nic_get_regs_count(struct aq_nic_s *self);
|
||||
void aq_nic_get_stats(struct aq_nic_s *self, u64 *data);
|
||||
int aq_nic_stop(struct aq_nic_s *self);
|
||||
void aq_nic_deinit(struct aq_nic_s *self);
|
||||
void aq_nic_free_hot_resources(struct aq_nic_s *self);
|
||||
int aq_nic_set_mtu(struct aq_nic_s *self, int new_mtu);
|
||||
int aq_nic_set_mac(struct aq_nic_s *self, struct net_device *ndev);
|
||||
int aq_nic_set_packet_filter(struct aq_nic_s *self, unsigned int flags);
|
||||
int aq_nic_set_multicast_list(struct aq_nic_s *self, struct net_device *ndev);
|
||||
unsigned int aq_nic_get_link_speed(struct aq_nic_s *self);
|
||||
void aq_nic_get_link_settings(struct aq_nic_s *self, struct ethtool_cmd *cmd);
|
||||
int aq_nic_set_link_settings(struct aq_nic_s *self, struct ethtool_cmd *cmd);
|
||||
struct aq_nic_cfg_s *aq_nic_get_cfg(struct aq_nic_s *self);
|
||||
u32 aq_nic_get_fw_version(struct aq_nic_s *self);
|
||||
int aq_nic_change_pm_state(struct aq_nic_s *self, pm_message_t *pm_msg);
|
||||
|
||||
#endif /* AQ_NIC_H */
|
46
drivers/net/ethernet/aquantia/atlantic/aq_nic_internal.h
Normal file
46
drivers/net/ethernet/aquantia/atlantic/aq_nic_internal.h
Normal file
|
@ -0,0 +1,46 @@
|
|||
/*
|
||||
* 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_nic_internal.h: Definition of private object structure. */
|
||||
|
||||
#ifndef AQ_NIC_INTERNAL_H
|
||||
#define AQ_NIC_INTERNAL_H
|
||||
|
||||
struct aq_nic_s {
|
||||
struct aq_obj_s header;
|
||||
struct aq_vec_s *aq_vec[AQ_CFG_VECS_MAX];
|
||||
struct aq_ring_s *aq_ring_tx[AQ_CFG_VECS_MAX * AQ_CFG_TCS_MAX];
|
||||
struct aq_hw_s *aq_hw;
|
||||
struct net_device *ndev;
|
||||
struct aq_pci_func_s *aq_pci_func;
|
||||
unsigned int aq_vecs;
|
||||
unsigned int packet_filter;
|
||||
unsigned int power_state;
|
||||
bool is_ndev_registered;
|
||||
u8 port;
|
||||
struct aq_hw_ops aq_hw_ops;
|
||||
struct aq_hw_caps_s aq_hw_caps;
|
||||
struct aq_nic_cfg_s aq_nic_cfg;
|
||||
struct timer_list service_timer;
|
||||
struct timer_list polling_timer;
|
||||
struct aq_hw_link_status_s link_status;
|
||||
struct {
|
||||
u32 count;
|
||||
u8 ar[AQ_CFG_MULTICAST_ADDRESS_MAX][ETH_ALEN];
|
||||
} mc_list;
|
||||
};
|
||||
|
||||
#define AQ_NIC_FLAGS_IS_NOT_READY (AQ_NIC_FLAG_STOPPING | \
|
||||
AQ_NIC_FLAG_RESETTING | AQ_NIC_FLAG_CLOSING | \
|
||||
AQ_NIC_FLAG_ERR_UNPLUG | AQ_NIC_FLAG_ERR_HW)
|
||||
|
||||
#define AQ_NIC_FLAGS_IS_NOT_TX_READY (AQ_NIC_FLAGS_IS_NOT_READY | \
|
||||
AQ_NIC_LINK_DOWN)
|
||||
|
||||
#endif /* AQ_NIC_INTERNAL_H */
|
Loading…
Reference in a new issue