Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Daode Huang | 4874 | 82.76% | 4 | 8.33% |
Kejian Yan | 218 | 3.70% | 7 | 14.58% |
Salil | 202 | 3.43% | 2 | 4.17% |
Philippe Reynes | 160 | 2.72% | 2 | 4.17% |
Lin Yun Sheng | 108 | 1.83% | 3 | 6.25% |
Chenny Xu | 45 | 0.76% | 1 | 2.08% |
Li Peng | 36 | 0.61% | 3 | 6.25% |
Alexander Duyck | 30 | 0.51% | 1 | 2.08% |
Justin Stitt | 29 | 0.49% | 1 | 2.08% |
Yonglong Liu | 28 | 0.48% | 2 | 4.17% |
Ahmed Zaki | 28 | 0.48% | 1 | 2.08% |
Florian Fainelli | 15 | 0.25% | 1 | 2.08% |
Andrew Lunn | 15 | 0.25% | 2 | 4.17% |
wangyunjian | 15 | 0.25% | 1 | 2.08% |
Jakub Kiciński | 13 | 0.22% | 1 | 2.08% |
Matthias Brugger | 13 | 0.22% | 1 | 2.08% |
Yufeng Mo | 12 | 0.20% | 1 | 2.08% |
Yue haibing | 8 | 0.14% | 1 | 2.08% |
Lu Wei | 8 | 0.14% | 1 | 2.08% |
Hao Chen | 6 | 0.10% | 1 | 2.08% |
Jesse Brandeburg | 4 | 0.07% | 1 | 2.08% |
xupanda | 4 | 0.07% | 1 | 2.08% |
Eric Dumazet | 4 | 0.07% | 1 | 2.08% |
Li Yang | 3 | 0.05% | 1 | 2.08% |
Qianqian Xie | 3 | 0.05% | 2 | 4.17% |
Gustavo A. R. Silva | 2 | 0.03% | 1 | 2.08% |
Thomas Gleixner | 2 | 0.03% | 1 | 2.08% |
Petr Machata | 2 | 0.03% | 1 | 2.08% |
Sheng Li | 1 | 0.02% | 1 | 2.08% |
Julia Lawall | 1 | 0.02% | 1 | 2.08% |
Total | 5889 | 48 |
// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (c) 2014-2015 Hisilicon Limited. */ #include <linux/etherdevice.h> #include <linux/interrupt.h> #include <linux/module.h> #include <linux/platform_device.h> #include "hns_enet.h" #define HNS_PHY_PAGE_MDIX 0 #define HNS_PHY_PAGE_LED 3 #define HNS_PHY_PAGE_COPPER 0 #define HNS_PHY_PAGE_REG 22 /* Page Selection Reg. */ #define HNS_PHY_CSC_REG 16 /* Copper Specific Control Register */ #define HNS_PHY_CSS_REG 17 /* Copper Specific Status Register */ #define HNS_LED_FC_REG 16 /* LED Function Control Reg. */ #define HNS_LED_FORCE_ON 9 #define HNS_LED_FORCE_OFF 8 #define HNS_CHIP_VERSION 660 #define HNS_NET_STATS_CNT 26 #define PHY_MDIX_CTRL_S (5) #define PHY_MDIX_CTRL_M (3 << PHY_MDIX_CTRL_S) #define PHY_MDIX_STATUS_B (6) #define PHY_SPEED_DUP_RESOLVE_B (11) /** *hns_nic_get_link - get current link status *@net_dev: net_device *retuen 0 - success , negative --fail */ static u32 hns_nic_get_link(struct net_device *net_dev) { struct hns_nic_priv *priv = netdev_priv(net_dev); u32 link_stat = priv->link; struct hnae_handle *h; h = priv->ae_handle; if (net_dev->phydev) { if (!genphy_read_status(net_dev->phydev)) link_stat = net_dev->phydev->link; else link_stat = 0; } if (h->dev && h->dev->ops && h->dev->ops->get_status) link_stat = link_stat && h->dev->ops->get_status(h); else link_stat = 0; return link_stat; } static void hns_get_mdix_mode(struct net_device *net_dev, struct ethtool_link_ksettings *cmd) { int mdix_ctrl, mdix, retval, is_resolved; struct phy_device *phy_dev = net_dev->phydev; if (!phy_dev || !phy_dev->mdio.bus) { cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_INVALID; cmd->base.eth_tp_mdix = ETH_TP_MDI_INVALID; return; } phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_MDIX); retval = phy_read(phy_dev, HNS_PHY_CSC_REG); mdix_ctrl = hnae_get_field(retval, PHY_MDIX_CTRL_M, PHY_MDIX_CTRL_S); retval = phy_read(phy_dev, HNS_PHY_CSS_REG); mdix = hnae_get_bit(retval, PHY_MDIX_STATUS_B); is_resolved = hnae_get_bit(retval, PHY_SPEED_DUP_RESOLVE_B); phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER); switch (mdix_ctrl) { case 0x0: cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI; break; case 0x1: cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_X; break; case 0x3: cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_AUTO; break; default: cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_INVALID; break; } if (!is_resolved) cmd->base.eth_tp_mdix = ETH_TP_MDI_INVALID; else if (mdix) cmd->base.eth_tp_mdix = ETH_TP_MDI_X; else cmd->base.eth_tp_mdix = ETH_TP_MDI; } /** *hns_nic_get_link_ksettings - implement ethtool get link ksettings *@net_dev: net_device *@cmd: ethtool_link_ksettings *retuen 0 - success , negative --fail */ static int hns_nic_get_link_ksettings(struct net_device *net_dev, struct ethtool_link_ksettings *cmd) { struct hns_nic_priv *priv = netdev_priv(net_dev); struct hnae_handle *h; u32 link_stat; int ret; u8 duplex; u16 speed; u32 supported, advertising; if (!priv || !priv->ae_handle) return -ESRCH; h = priv->ae_handle; if (!h->dev || !h->dev->ops || !h->dev->ops->get_info) return -ESRCH; ret = h->dev->ops->get_info(h, NULL, &speed, &duplex); if (ret < 0) { netdev_err(net_dev, "%s get_info error!\n", __func__); return -EINVAL; } ethtool_convert_link_mode_to_legacy_u32(&supported, cmd->link_modes.supported); ethtool_convert_link_mode_to_legacy_u32(&advertising, cmd->link_modes.advertising); /* When there is no phy, autoneg is off. */ cmd->base.autoneg = false; cmd->base.speed = speed; cmd->base.duplex = duplex; if (net_dev->phydev) phy_ethtool_ksettings_get(net_dev->phydev, cmd); link_stat = hns_nic_get_link(net_dev); if (!link_stat) { cmd->base.speed = (u32)SPEED_UNKNOWN; cmd->base.duplex = DUPLEX_UNKNOWN; } if (cmd->base.autoneg) advertising |= ADVERTISED_Autoneg; supported |= h->if_support; if (h->phy_if == PHY_INTERFACE_MODE_SGMII) { supported |= SUPPORTED_TP; advertising |= ADVERTISED_1000baseT_Full; } else if (h->phy_if == PHY_INTERFACE_MODE_XGMII) { supported |= SUPPORTED_FIBRE; advertising |= ADVERTISED_10000baseKR_Full; } switch (h->media_type) { case HNAE_MEDIA_TYPE_FIBER: cmd->base.port = PORT_FIBRE; break; case HNAE_MEDIA_TYPE_COPPER: cmd->base.port = PORT_TP; break; case HNAE_MEDIA_TYPE_UNKNOWN: default: break; } if (!(AE_IS_VER1(priv->enet_ver) && h->port_type == HNAE_PORT_DEBUG)) supported |= SUPPORTED_Pause; ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported, supported); ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising, advertising); cmd->base.mdio_support = ETH_MDIO_SUPPORTS_C45 | ETH_MDIO_SUPPORTS_C22; hns_get_mdix_mode(net_dev, cmd); return 0; } /** *hns_nic_set_link_ksettings - implement ethtool set link ksettings *@net_dev: net_device *@cmd: ethtool_link_ksettings *retuen 0 - success , negative --fail */ static int hns_nic_set_link_ksettings(struct net_device *net_dev, const struct ethtool_link_ksettings *cmd) { struct hns_nic_priv *priv = netdev_priv(net_dev); struct hnae_handle *h; u32 speed; if (!netif_running(net_dev)) return -ESRCH; if (!priv || !priv->ae_handle || !priv->ae_handle->dev || !priv->ae_handle->dev->ops) return -ENODEV; h = priv->ae_handle; speed = cmd->base.speed; if (h->phy_if == PHY_INTERFACE_MODE_XGMII) { if (cmd->base.autoneg == AUTONEG_ENABLE || speed != SPEED_10000 || cmd->base.duplex != DUPLEX_FULL) return -EINVAL; } else if (h->phy_if == PHY_INTERFACE_MODE_SGMII) { if (!net_dev->phydev && cmd->base.autoneg == AUTONEG_ENABLE) return -EINVAL; if (speed == SPEED_1000 && cmd->base.duplex == DUPLEX_HALF) return -EINVAL; if (net_dev->phydev) return phy_ethtool_ksettings_set(net_dev->phydev, cmd); if ((speed != SPEED_10 && speed != SPEED_100 && speed != SPEED_1000) || (cmd->base.duplex != DUPLEX_HALF && cmd->base.duplex != DUPLEX_FULL)) return -EINVAL; } else { netdev_err(net_dev, "Not supported!"); return -ENOTSUPP; } if (h->dev->ops->adjust_link) { netif_carrier_off(net_dev); h->dev->ops->adjust_link(h, (int)speed, cmd->base.duplex); netif_carrier_on(net_dev); return 0; } netdev_err(net_dev, "Not supported!"); return -ENOTSUPP; } static const char hns_nic_test_strs[][ETH_GSTRING_LEN] = { "Mac Loopback test", "Serdes Loopback test", "Phy Loopback test" }; static int hns_nic_config_phy_loopback(struct phy_device *phy_dev, u8 en) { int err; if (en) { /* Doing phy loopback in offline state, phy resuming is * needed to power up the device. */ err = phy_resume(phy_dev); if (err) goto out; err = phy_loopback(phy_dev, true); } else { err = phy_loopback(phy_dev, false); if (err) goto out; err = phy_suspend(phy_dev); } out: return err; } static int __lb_setup(struct net_device *ndev, enum hnae_loop loop) { int ret = 0; struct hns_nic_priv *priv = netdev_priv(ndev); struct phy_device *phy_dev = ndev->phydev; struct hnae_handle *h = priv->ae_handle; switch (loop) { case MAC_INTERNALLOOP_PHY: ret = hns_nic_config_phy_loopback(phy_dev, 0x1); if (!ret) ret = h->dev->ops->set_loopback(h, loop, 0x1); break; case MAC_INTERNALLOOP_MAC: if ((h->dev->ops->set_loopback) && (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)) ret = h->dev->ops->set_loopback(h, loop, 0x1); break; case MAC_INTERNALLOOP_SERDES: if (h->dev->ops->set_loopback) ret = h->dev->ops->set_loopback(h, loop, 0x1); break; case MAC_LOOP_PHY_NONE: ret = hns_nic_config_phy_loopback(phy_dev, 0x0); fallthrough; case MAC_LOOP_NONE: if (!ret && h->dev->ops->set_loopback) { if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII) ret = h->dev->ops->set_loopback(h, MAC_INTERNALLOOP_MAC, 0x0); if (!ret) ret = h->dev->ops->set_loopback(h, MAC_INTERNALLOOP_SERDES, 0x0); } break; default: ret = -EINVAL; break; } if (!ret) { if (loop == MAC_LOOP_NONE) h->dev->ops->set_promisc_mode( h, ndev->flags & IFF_PROMISC); else h->dev->ops->set_promisc_mode(h, 1); } return ret; } static int __lb_up(struct net_device *ndev, enum hnae_loop loop_mode) { #define NIC_LB_TEST_WAIT_PHY_LINK_TIME 300 struct hns_nic_priv *priv = netdev_priv(ndev); struct hnae_handle *h = priv->ae_handle; int speed, duplex; int ret; hns_nic_net_reset(ndev); ret = __lb_setup(ndev, loop_mode); if (ret) return ret; msleep(200); ret = h->dev->ops->start ? h->dev->ops->start(h) : 0; if (ret) return ret; /* link adjust duplex*/ if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII) speed = 1000; else speed = 10000; duplex = 1; h->dev->ops->adjust_link(h, speed, duplex); /* wait adjust link done and phy ready */ msleep(NIC_LB_TEST_WAIT_PHY_LINK_TIME); return 0; } static void __lb_other_process(struct hns_nic_ring_data *ring_data, struct sk_buff *skb) { struct net_device *ndev; struct hns_nic_priv *priv; struct hnae_ring *ring; struct netdev_queue *dev_queue; struct sk_buff *new_skb; unsigned int frame_size; int check_ok; u32 i; char buff[33]; /* 32B data and the last character '\0' */ if (!ring_data) { /* Just for doing create frame*/ ndev = skb->dev; priv = netdev_priv(ndev); frame_size = skb->len; memset(skb->data, 0xFF, frame_size); if ((!AE_IS_VER1(priv->enet_ver)) && (priv->ae_handle->port_type == HNAE_PORT_SERVICE)) { memcpy(skb->data, ndev->dev_addr, 6); skb->data[5] += 0x1f; } frame_size &= ~1ul; memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1); memset(&skb->data[frame_size / 2 + 10], 0xBE, frame_size / 2 - 11); memset(&skb->data[frame_size / 2 + 12], 0xAF, frame_size / 2 - 13); return; } ring = ring_data->ring; ndev = ring_data->napi.dev; if (is_tx_ring(ring)) { /* for tx queue reset*/ dev_queue = netdev_get_tx_queue(ndev, ring_data->queue_index); netdev_tx_reset_queue(dev_queue); return; } frame_size = skb->len; frame_size &= ~1ul; /* for mutl buffer*/ new_skb = skb_copy(skb, GFP_ATOMIC); dev_kfree_skb_any(skb); if (!new_skb) { netdev_err(ndev, "skb alloc failed\n"); return; } skb = new_skb; check_ok = 0; if (*(skb->data + 10) == 0xFF) { /* for rx check frame*/ if ((*(skb->data + frame_size / 2 + 10) == 0xBE) && (*(skb->data + frame_size / 2 + 12) == 0xAF)) check_ok = 1; } if (check_ok) { ndev->stats.rx_packets++; ndev->stats.rx_bytes += skb->len; } else { ndev->stats.rx_frame_errors++; for (i = 0; i < skb->len; i++) { snprintf(buff + i % 16 * 2, 3, /* tailing \0*/ "%02x", *(skb->data + i)); if ((i % 16 == 15) || (i == skb->len - 1)) pr_info("%s\n", buff); } } dev_kfree_skb_any(skb); } static int __lb_clean_rings(struct hns_nic_priv *priv, int ringid0, int ringid1, int budget) { int i, ret; struct hns_nic_ring_data *ring_data; struct net_device *ndev = priv->netdev; unsigned long rx_packets = ndev->stats.rx_packets; unsigned long rx_bytes = ndev->stats.rx_bytes; unsigned long rx_frame_errors = ndev->stats.rx_frame_errors; for (i = ringid0; i <= ringid1; i++) { ring_data = &priv->ring_data[i]; (void)ring_data->poll_one(ring_data, budget, __lb_other_process); } ret = (int)(ndev->stats.rx_packets - rx_packets); ndev->stats.rx_packets = rx_packets; ndev->stats.rx_bytes = rx_bytes; ndev->stats.rx_frame_errors = rx_frame_errors; return ret; } /** * __lb_run_test - run loopback test * @ndev: net device * @loop_mode: loopback mode */ static int __lb_run_test(struct net_device *ndev, enum hnae_loop loop_mode) { #define NIC_LB_TEST_PKT_NUM_PER_CYCLE 1 #define NIC_LB_TEST_RING_ID 0 #define NIC_LB_TEST_FRAME_SIZE 128 /* nic loopback test err */ #define NIC_LB_TEST_NO_MEM_ERR 1 #define NIC_LB_TEST_TX_CNT_ERR 2 #define NIC_LB_TEST_RX_CNT_ERR 3 struct hns_nic_priv *priv = netdev_priv(ndev); struct hnae_handle *h = priv->ae_handle; int i, j, lc, good_cnt, ret_val = 0; unsigned int size; netdev_tx_t tx_ret_val; struct sk_buff *skb; size = NIC_LB_TEST_FRAME_SIZE; /* allocate test skb */ skb = alloc_skb(size, GFP_KERNEL); if (!skb) return NIC_LB_TEST_NO_MEM_ERR; /* place data into test skb */ (void)skb_put(skb, size); skb->dev = ndev; __lb_other_process(NULL, skb); skb->queue_mapping = NIC_LB_TEST_RING_ID; lc = 1; for (j = 0; j < lc; j++) { /* reset count of good packets */ good_cnt = 0; /* place 64 packets on the transmit queue*/ for (i = 0; i < NIC_LB_TEST_PKT_NUM_PER_CYCLE; i++) { (void)skb_get(skb); tx_ret_val = (netdev_tx_t)hns_nic_net_xmit_hw( ndev, skb, &tx_ring_data(priv, skb->queue_mapping)); if (tx_ret_val == NETDEV_TX_OK) good_cnt++; else break; } if (good_cnt != NIC_LB_TEST_PKT_NUM_PER_CYCLE) { ret_val = NIC_LB_TEST_TX_CNT_ERR; dev_err(priv->dev, "%s sent fail, cnt=0x%x, budget=0x%x\n", hns_nic_test_strs[loop_mode], good_cnt, NIC_LB_TEST_PKT_NUM_PER_CYCLE); break; } /* allow 100 milliseconds for packets to go from Tx to Rx */ msleep(100); good_cnt = __lb_clean_rings(priv, h->q_num, h->q_num * 2 - 1, NIC_LB_TEST_PKT_NUM_PER_CYCLE); if (good_cnt != NIC_LB_TEST_PKT_NUM_PER_CYCLE) { ret_val = NIC_LB_TEST_RX_CNT_ERR; dev_err(priv->dev, "%s recv fail, cnt=0x%x, budget=0x%x\n", hns_nic_test_strs[loop_mode], good_cnt, NIC_LB_TEST_PKT_NUM_PER_CYCLE); break; } (void)__lb_clean_rings(priv, NIC_LB_TEST_RING_ID, NIC_LB_TEST_RING_ID, NIC_LB_TEST_PKT_NUM_PER_CYCLE); } /* free the original skb */ kfree_skb(skb); return ret_val; } static int __lb_down(struct net_device *ndev, enum hnae_loop loop) { struct hns_nic_priv *priv = netdev_priv(ndev); struct hnae_handle *h = priv->ae_handle; int ret; if (loop == MAC_INTERNALLOOP_PHY) ret = __lb_setup(ndev, MAC_LOOP_PHY_NONE); else ret = __lb_setup(ndev, MAC_LOOP_NONE); if (ret) netdev_err(ndev, "%s: __lb_setup return error(%d)!\n", __func__, ret); if (h->dev->ops->stop) h->dev->ops->stop(h); usleep_range(10000, 20000); (void)__lb_clean_rings(priv, 0, h->q_num - 1, 256); hns_nic_net_reset(ndev); return 0; } /** * hns_nic_self_test - self test * @ndev: net device * @eth_test: test cmd * @data: test result */ static void hns_nic_self_test(struct net_device *ndev, struct ethtool_test *eth_test, u64 *data) { struct hns_nic_priv *priv = netdev_priv(ndev); bool if_running = netif_running(ndev); #define SELF_TEST_TPYE_NUM 3 int st_param[SELF_TEST_TPYE_NUM][2]; int i; int test_index = 0; st_param[0][0] = MAC_INTERNALLOOP_MAC; /* XGE not supported lb */ st_param[0][1] = (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII); st_param[1][0] = MAC_INTERNALLOOP_SERDES; st_param[1][1] = 1; /*serdes must exist*/ st_param[2][0] = MAC_INTERNALLOOP_PHY; /* only supporte phy node*/ st_param[2][1] = ((!!(priv->ae_handle->phy_dev)) && (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)); if (eth_test->flags == ETH_TEST_FL_OFFLINE) { set_bit(NIC_STATE_TESTING, &priv->state); if (if_running) dev_close(ndev); for (i = 0; i < SELF_TEST_TPYE_NUM; i++) { if (!st_param[i][1]) continue; /* NEXT testing */ data[test_index] = __lb_up(ndev, (enum hnae_loop)st_param[i][0]); if (!data[test_index]) { data[test_index] = __lb_run_test( ndev, (enum hnae_loop)st_param[i][0]); (void)__lb_down(ndev, (enum hnae_loop)st_param[i][0]); } if (data[test_index]) eth_test->flags |= ETH_TEST_FL_FAILED; test_index++; } hns_nic_net_reset(priv->netdev); clear_bit(NIC_STATE_TESTING, &priv->state); if (if_running) (void)dev_open(ndev, NULL); } /* Online tests aren't run; pass by default */ (void)msleep_interruptible(4 * 1000); } /** * hns_nic_get_drvinfo - get net driver info * @net_dev: net device * @drvinfo: driver info */ static void hns_nic_get_drvinfo(struct net_device *net_dev, struct ethtool_drvinfo *drvinfo) { struct hns_nic_priv *priv = netdev_priv(net_dev); strscpy(drvinfo->version, HNAE_DRIVER_VERSION, sizeof(drvinfo->version)); strscpy(drvinfo->driver, HNAE_DRIVER_NAME, sizeof(drvinfo->driver)); strscpy(drvinfo->bus_info, priv->dev->bus->name, sizeof(drvinfo->bus_info)); strscpy(drvinfo->fw_version, "N/A", ETHTOOL_FWVERS_LEN); drvinfo->eedump_len = 0; } /** * hns_get_ringparam - get ring parameter * @net_dev: net device * @param: ethtool parameter * @kernel_param: ethtool external parameter * @extack: netlink extended ACK report struct */ static void hns_get_ringparam(struct net_device *net_dev, struct ethtool_ringparam *param, struct kernel_ethtool_ringparam *kernel_param, struct netlink_ext_ack *extack) { struct hns_nic_priv *priv = netdev_priv(net_dev); struct hnae_ae_ops *ops; struct hnae_queue *queue; u32 uplimit = 0; queue = priv->ae_handle->qs[0]; ops = priv->ae_handle->dev->ops; if (ops->get_ring_bdnum_limit) ops->get_ring_bdnum_limit(queue, &uplimit); param->rx_max_pending = uplimit; param->tx_max_pending = uplimit; param->rx_pending = queue->rx_ring.desc_num; param->tx_pending = queue->tx_ring.desc_num; } /** * hns_get_pauseparam - get pause parameter * @net_dev: net device * @param: pause parameter */ static void hns_get_pauseparam(struct net_device *net_dev, struct ethtool_pauseparam *param) { struct hns_nic_priv *priv = netdev_priv(net_dev); struct hnae_ae_ops *ops; ops = priv->ae_handle->dev->ops; if (ops->get_pauseparam) ops->get_pauseparam(priv->ae_handle, ¶m->autoneg, ¶m->rx_pause, ¶m->tx_pause); } /** * hns_set_pauseparam - set pause parameter * @net_dev: net device * @param: pause parameter * * Return 0 on success, negative on failure */ static int hns_set_pauseparam(struct net_device *net_dev, struct ethtool_pauseparam *param) { struct hns_nic_priv *priv = netdev_priv(net_dev); struct hnae_handle *h; struct hnae_ae_ops *ops; h = priv->ae_handle; ops = h->dev->ops; if (!ops->set_pauseparam) return -ESRCH; return ops->set_pauseparam(priv->ae_handle, param->autoneg, param->rx_pause, param->tx_pause); } /** * hns_get_coalesce - get coalesce info. * @net_dev: net device * @ec: coalesce info. * @kernel_coal: ethtool CQE mode setting structure * @extack: extack for reporting error messages * * Return 0 on success, negative on failure. */ static int hns_get_coalesce(struct net_device *net_dev, struct ethtool_coalesce *ec, struct kernel_ethtool_coalesce *kernel_coal, struct netlink_ext_ack *extack) { struct hns_nic_priv *priv = netdev_priv(net_dev); struct hnae_ae_ops *ops; ops = priv->ae_handle->dev->ops; ec->use_adaptive_rx_coalesce = priv->ae_handle->coal_adapt_en; ec->use_adaptive_tx_coalesce = priv->ae_handle->coal_adapt_en; if ((!ops->get_coalesce_usecs) || (!ops->get_max_coalesced_frames)) return -ESRCH; ops->get_coalesce_usecs(priv->ae_handle, &ec->tx_coalesce_usecs, &ec->rx_coalesce_usecs); ops->get_max_coalesced_frames( priv->ae_handle, &ec->tx_max_coalesced_frames, &ec->rx_max_coalesced_frames); ops->get_coalesce_range(priv->ae_handle, &ec->tx_max_coalesced_frames_low, &ec->rx_max_coalesced_frames_low, &ec->tx_max_coalesced_frames_high, &ec->rx_max_coalesced_frames_high, &ec->tx_coalesce_usecs_low, &ec->rx_coalesce_usecs_low, &ec->tx_coalesce_usecs_high, &ec->rx_coalesce_usecs_high); return 0; } /** * hns_set_coalesce - set coalesce info. * @net_dev: net device * @ec: coalesce info. * @kernel_coal: ethtool CQE mode setting structure * @extack: extack for reporting error messages * * Return 0 on success, negative on failure. */ static int hns_set_coalesce(struct net_device *net_dev, struct ethtool_coalesce *ec, struct kernel_ethtool_coalesce *kernel_coal, struct netlink_ext_ack *extack) { struct hns_nic_priv *priv = netdev_priv(net_dev); struct hnae_ae_ops *ops; int rc1, rc2; ops = priv->ae_handle->dev->ops; if (ec->tx_coalesce_usecs != ec->rx_coalesce_usecs) return -EINVAL; if ((!ops->set_coalesce_usecs) || (!ops->set_coalesce_frames)) return -ESRCH; if (ec->use_adaptive_rx_coalesce != priv->ae_handle->coal_adapt_en) priv->ae_handle->coal_adapt_en = ec->use_adaptive_rx_coalesce; rc1 = ops->set_coalesce_usecs(priv->ae_handle, ec->rx_coalesce_usecs); rc2 = ops->set_coalesce_frames(priv->ae_handle, ec->tx_max_coalesced_frames, ec->rx_max_coalesced_frames); if (rc1 || rc2) return -EINVAL; return 0; } /** * hns_get_channels - get channel info. * @net_dev: net device * @ch: channel info. */ static void hns_get_channels(struct net_device *net_dev, struct ethtool_channels *ch) { struct hns_nic_priv *priv = netdev_priv(net_dev); ch->max_rx = priv->ae_handle->q_num; ch->max_tx = priv->ae_handle->q_num; ch->rx_count = priv->ae_handle->q_num; ch->tx_count = priv->ae_handle->q_num; } /** * hns_get_ethtool_stats - get detail statistics. * @netdev: net device * @stats: statistics info. * @data: statistics data. */ static void hns_get_ethtool_stats(struct net_device *netdev, struct ethtool_stats *stats, u64 *data) { u64 *p = data; struct hns_nic_priv *priv = netdev_priv(netdev); struct hnae_handle *h = priv->ae_handle; const struct rtnl_link_stats64 *net_stats; struct rtnl_link_stats64 temp; if (!h->dev->ops->get_stats || !h->dev->ops->update_stats) { netdev_err(netdev, "get_stats or update_stats is null!\n"); return; } h->dev->ops->update_stats(h, &netdev->stats); net_stats = dev_get_stats(netdev, &temp); /* get netdev statistics */ p[0] = net_stats->rx_packets; p[1] = net_stats->tx_packets; p[2] = net_stats->rx_bytes; p[3] = net_stats->tx_bytes; p[4] = net_stats->rx_errors; p[5] = net_stats->tx_errors; p[6] = net_stats->rx_dropped; p[7] = net_stats->tx_dropped; p[8] = net_stats->multicast; p[9] = net_stats->collisions; p[10] = net_stats->rx_over_errors; p[11] = net_stats->rx_crc_errors; p[12] = net_stats->rx_frame_errors; p[13] = net_stats->rx_fifo_errors; p[14] = net_stats->rx_missed_errors; p[15] = net_stats->tx_aborted_errors; p[16] = net_stats->tx_carrier_errors; p[17] = net_stats->tx_fifo_errors; p[18] = net_stats->tx_heartbeat_errors; p[19] = net_stats->rx_length_errors; p[20] = net_stats->tx_window_errors; p[21] = net_stats->rx_compressed; p[22] = net_stats->tx_compressed; p[23] = 0; /* was netdev->rx_dropped.counter */ p[24] = 0; /* was netdev->tx_dropped.counter */ p[25] = priv->tx_timeout_count; /* get driver statistics */ h->dev->ops->get_stats(h, &p[26]); } /** * hns_get_strings: Return a set of strings that describe the requested objects * @netdev: net device * @stringset: string set ID. * @data: objects data. */ static void hns_get_strings(struct net_device *netdev, u32 stringset, u8 *data) { struct hns_nic_priv *priv = netdev_priv(netdev); struct hnae_handle *h = priv->ae_handle; u8 *buff = data; if (!h->dev->ops->get_strings) { netdev_err(netdev, "h->dev->ops->get_strings is null!\n"); return; } if (stringset == ETH_SS_TEST) { if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII) ethtool_puts(&buff, hns_nic_test_strs[MAC_INTERNALLOOP_MAC]); ethtool_puts(&buff, hns_nic_test_strs[MAC_INTERNALLOOP_SERDES]); if ((netdev->phydev) && (!netdev->phydev->is_c45)) ethtool_puts(&buff, hns_nic_test_strs[MAC_INTERNALLOOP_PHY]); } else { ethtool_puts(&buff, "rx_packets"); ethtool_puts(&buff, "tx_packets"); ethtool_puts(&buff, "rx_bytes"); ethtool_puts(&buff, "tx_bytes"); ethtool_puts(&buff, "rx_errors"); ethtool_puts(&buff, "tx_errors"); ethtool_puts(&buff, "rx_dropped"); ethtool_puts(&buff, "tx_dropped"); ethtool_puts(&buff, "multicast"); ethtool_puts(&buff, "collisions"); ethtool_puts(&buff, "rx_over_errors"); ethtool_puts(&buff, "rx_crc_errors"); ethtool_puts(&buff, "rx_frame_errors"); ethtool_puts(&buff, "rx_fifo_errors"); ethtool_puts(&buff, "rx_missed_errors"); ethtool_puts(&buff, "tx_aborted_errors"); ethtool_puts(&buff, "tx_carrier_errors"); ethtool_puts(&buff, "tx_fifo_errors"); ethtool_puts(&buff, "tx_heartbeat_errors"); ethtool_puts(&buff, "rx_length_errors"); ethtool_puts(&buff, "tx_window_errors"); ethtool_puts(&buff, "rx_compressed"); ethtool_puts(&buff, "tx_compressed"); ethtool_puts(&buff, "netdev_rx_dropped"); ethtool_puts(&buff, "netdev_tx_dropped"); ethtool_puts(&buff, "netdev_tx_timeout"); h->dev->ops->get_strings(h, stringset, buff); } } /** * hns_get_sset_count - get string set count returned by nic_get_strings * @netdev: net device * @stringset: string set index, 0: self test string; 1: statistics string. * * Return string set count. */ static int hns_get_sset_count(struct net_device *netdev, int stringset) { struct hns_nic_priv *priv = netdev_priv(netdev); struct hnae_handle *h = priv->ae_handle; struct hnae_ae_ops *ops = h->dev->ops; if (!ops->get_sset_count) { netdev_err(netdev, "get_sset_count is null!\n"); return -EOPNOTSUPP; } if (stringset == ETH_SS_TEST) { u32 cnt = (sizeof(hns_nic_test_strs) / ETH_GSTRING_LEN); if (priv->ae_handle->phy_if == PHY_INTERFACE_MODE_XGMII) cnt--; if ((!netdev->phydev) || (netdev->phydev->is_c45)) cnt--; return cnt; } else if (stringset == ETH_SS_STATS) { return (HNS_NET_STATS_CNT + ops->get_sset_count(h, stringset)); } else { return -EOPNOTSUPP; } } /** * hns_phy_led_set - set phy LED status. * @netdev: net device * @value: LED state. * * Return 0 on success, negative on failure. */ static int hns_phy_led_set(struct net_device *netdev, int value) { int retval; struct phy_device *phy_dev = netdev->phydev; retval = phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_LED); retval |= phy_write(phy_dev, HNS_LED_FC_REG, value); retval |= phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER); if (retval) { netdev_err(netdev, "mdiobus_write fail !\n"); return retval; } return 0; } /** * hns_set_phys_id - set phy identify LED. * @netdev: net device * @state: LED state. * * Return 0 on success, negative on failure. */ static int hns_set_phys_id(struct net_device *netdev, enum ethtool_phys_id_state state) { struct hns_nic_priv *priv = netdev_priv(netdev); struct hnae_handle *h = priv->ae_handle; struct phy_device *phy_dev = netdev->phydev; int ret; if (phy_dev) switch (state) { case ETHTOOL_ID_ACTIVE: ret = phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_LED); if (ret) return ret; priv->phy_led_val = phy_read(phy_dev, HNS_LED_FC_REG); ret = phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER); if (ret) return ret; return 2; case ETHTOOL_ID_ON: ret = hns_phy_led_set(netdev, HNS_LED_FORCE_ON); if (ret) return ret; break; case ETHTOOL_ID_OFF: ret = hns_phy_led_set(netdev, HNS_LED_FORCE_OFF); if (ret) return ret; break; case ETHTOOL_ID_INACTIVE: ret = phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_LED); if (ret) return ret; ret = phy_write(phy_dev, HNS_LED_FC_REG, priv->phy_led_val); if (ret) return ret; ret = phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER); if (ret) return ret; break; default: return -EINVAL; } else switch (state) { case ETHTOOL_ID_ACTIVE: return h->dev->ops->set_led_id(h, HNAE_LED_ACTIVE); case ETHTOOL_ID_ON: return h->dev->ops->set_led_id(h, HNAE_LED_ON); case ETHTOOL_ID_OFF: return h->dev->ops->set_led_id(h, HNAE_LED_OFF); case ETHTOOL_ID_INACTIVE: return h->dev->ops->set_led_id(h, HNAE_LED_INACTIVE); default: return -EINVAL; } return 0; } /** * hns_get_regs - get net device register * @net_dev: net device * @cmd: ethtool cmd * @data: register data */ static void hns_get_regs(struct net_device *net_dev, struct ethtool_regs *cmd, void *data) { struct hns_nic_priv *priv = netdev_priv(net_dev); struct hnae_ae_ops *ops; ops = priv->ae_handle->dev->ops; cmd->version = HNS_CHIP_VERSION; if (!ops->get_regs) { netdev_err(net_dev, "ops->get_regs is null!\n"); return; } ops->get_regs(priv->ae_handle, data); } /** * hns_get_regs_len - get total register len. * @net_dev: net device * * Return total register len. */ static int hns_get_regs_len(struct net_device *net_dev) { u32 reg_num; struct hns_nic_priv *priv = netdev_priv(net_dev); struct hnae_ae_ops *ops; ops = priv->ae_handle->dev->ops; if (!ops->get_regs_len) { netdev_err(net_dev, "ops->get_regs_len is null!\n"); return -EOPNOTSUPP; } reg_num = ops->get_regs_len(priv->ae_handle); if (reg_num > 0) return reg_num * sizeof(u32); else return reg_num; /* error code */ } /** * hns_nic_nway_reset - nway reset * @netdev: net device * * Return 0 on success, negative on failure */ static int hns_nic_nway_reset(struct net_device *netdev) { struct phy_device *phy = netdev->phydev; if (!netif_running(netdev)) return 0; if (!phy) return -EOPNOTSUPP; if (phy->autoneg != AUTONEG_ENABLE) return -EINVAL; return genphy_restart_aneg(phy); } static u32 hns_get_rss_key_size(struct net_device *netdev) { struct hns_nic_priv *priv = netdev_priv(netdev); struct hnae_ae_ops *ops; if (AE_IS_VER1(priv->enet_ver)) { netdev_err(netdev, "RSS feature is not supported on this hardware\n"); return 0; } ops = priv->ae_handle->dev->ops; return ops->get_rss_key_size(priv->ae_handle); } static u32 hns_get_rss_indir_size(struct net_device *netdev) { struct hns_nic_priv *priv = netdev_priv(netdev); struct hnae_ae_ops *ops; if (AE_IS_VER1(priv->enet_ver)) { netdev_err(netdev, "RSS feature is not supported on this hardware\n"); return 0; } ops = priv->ae_handle->dev->ops; return ops->get_rss_indir_size(priv->ae_handle); } static int hns_get_rss(struct net_device *netdev, struct ethtool_rxfh_param *rxfh) { struct hns_nic_priv *priv = netdev_priv(netdev); struct hnae_ae_ops *ops; if (AE_IS_VER1(priv->enet_ver)) { netdev_err(netdev, "RSS feature is not supported on this hardware\n"); return -EOPNOTSUPP; } ops = priv->ae_handle->dev->ops; if (!rxfh->indir) return 0; return ops->get_rss(priv->ae_handle, rxfh->indir, rxfh->key, &rxfh->hfunc); } static int hns_set_rss(struct net_device *netdev, struct ethtool_rxfh_param *rxfh, struct netlink_ext_ack *extack) { struct hns_nic_priv *priv = netdev_priv(netdev); struct hnae_ae_ops *ops; if (AE_IS_VER1(priv->enet_ver)) { netdev_err(netdev, "RSS feature is not supported on this hardware\n"); return -EOPNOTSUPP; } ops = priv->ae_handle->dev->ops; if (rxfh->hfunc != ETH_RSS_HASH_NO_CHANGE && rxfh->hfunc != ETH_RSS_HASH_TOP) { netdev_err(netdev, "Invalid hfunc!\n"); return -EOPNOTSUPP; } return ops->set_rss(priv->ae_handle, rxfh->indir, rxfh->key, rxfh->hfunc); } static int hns_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd, u32 *rule_locs) { struct hns_nic_priv *priv = netdev_priv(netdev); switch (cmd->cmd) { case ETHTOOL_GRXRINGS: cmd->data = priv->ae_handle->q_num; break; default: return -EOPNOTSUPP; } return 0; } static const struct ethtool_ops hns_ethtool_ops = { .supported_coalesce_params = ETHTOOL_COALESCE_USECS | ETHTOOL_COALESCE_MAX_FRAMES | ETHTOOL_COALESCE_USE_ADAPTIVE | ETHTOOL_COALESCE_USECS_LOW_HIGH | ETHTOOL_COALESCE_MAX_FRAMES_LOW_HIGH, .get_drvinfo = hns_nic_get_drvinfo, .get_link = hns_nic_get_link, .get_ringparam = hns_get_ringparam, .get_pauseparam = hns_get_pauseparam, .set_pauseparam = hns_set_pauseparam, .get_coalesce = hns_get_coalesce, .set_coalesce = hns_set_coalesce, .get_channels = hns_get_channels, .self_test = hns_nic_self_test, .get_strings = hns_get_strings, .get_sset_count = hns_get_sset_count, .get_ethtool_stats = hns_get_ethtool_stats, .set_phys_id = hns_set_phys_id, .get_regs_len = hns_get_regs_len, .get_regs = hns_get_regs, .nway_reset = hns_nic_nway_reset, .get_rxfh_key_size = hns_get_rss_key_size, .get_rxfh_indir_size = hns_get_rss_indir_size, .get_rxfh = hns_get_rss, .set_rxfh = hns_set_rss, .get_rxnfc = hns_get_rxnfc, .get_link_ksettings = hns_nic_get_link_ksettings, .set_link_ksettings = hns_nic_set_link_ksettings, }; void hns_ethtool_set_ops(struct net_device *ndev) { ndev->ethtool_ops = &hns_ethtool_ops; }
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