drivers/net/ethernet/hisilicon/hns/hns_ethtool.c

   1 /*
   2  * Copyright (c) 2014-2015 Hisilicon Limited.
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  */
   9
  10 #include <linux/etherdevice.h>
  11 #include <linux/interrupt.h>
  12 #include <linux/module.h>
  13 #include <linux/platform_device.h>
  14 #include "hns_enet.h"
  15
  16 #define HNS_PHY_PAGE_MDIX       0
  17 #define HNS_PHY_PAGE_LED        3
  18 #define HNS_PHY_PAGE_COPPER     0
  19
  20 #define HNS_PHY_PAGE_REG        22      /* Page Selection Reg. */
  21 #define HNS_PHY_CSC_REG         16      /* Copper Specific Control Register */
  22 #define HNS_PHY_CSS_REG         17      /* Copper Specific Status Register */
  23 #define HNS_LED_FC_REG          16      /* LED Function Control Reg. */
  24 #define HNS_LED_PC_REG          17      /* LED Polarity Control Reg. */
  25
  26 #define HNS_LED_FORCE_ON        9
  27 #define HNS_LED_FORCE_OFF       8
  28
  29 #define HNS_CHIP_VERSION 660
  30 #define HNS_NET_STATS_CNT 26
  31
  32 #define PHY_MDIX_CTRL_S         (5)
  33 #define PHY_MDIX_CTRL_M         (3 << PHY_MDIX_CTRL_S)
  34
  35 #define PHY_MDIX_STATUS_B       (6)
  36 #define PHY_SPEED_DUP_RESOLVE_B (11)
  37
  38 /**
  39  *hns_nic_get_link - get current link status
  40  *@net_dev: net_device
  41  *retuen 0 - success , negative --fail
  42  */
  43 static u32 hns_nic_get_link(struct net_device *net_dev)
  44 {
  45         struct hns_nic_priv *priv = netdev_priv(net_dev);
  46         u32 link_stat = priv->link;
  47         struct hnae_handle *h;
  48
  49         h = priv->ae_handle;
  50
  51         if (priv->phy) {
  52                 if (!genphy_update_link(priv->phy))
  53                         link_stat = priv->phy->link;
  54                 else
  55                         link_stat = 0;
  56         }
  57
  58         if (h->dev && h->dev->ops && h->dev->ops->get_status)
  59                 link_stat = link_stat && h->dev->ops->get_status(h);
  60         else
  61                 link_stat = 0;
  62
  63         return link_stat;
  64 }
  65
  66 static void hns_get_mdix_mode(struct net_device *net_dev,
  67                               struct ethtool_cmd *cmd)
  68 {
  69         int mdix_ctrl, mdix, retval, is_resolved;
  70         struct hns_nic_priv *priv = netdev_priv(net_dev);
  71         struct phy_device *phy_dev = priv->phy;
  72
  73         if (!phy_dev || !phy_dev->mdio.bus) {
  74                 cmd->eth_tp_mdix_ctrl = ETH_TP_MDI_INVALID;
  75                 cmd->eth_tp_mdix = ETH_TP_MDI_INVALID;
  76                 return;
  77         }
  78
  79         phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_MDIX);
  80
  81         retval = phy_read(phy_dev, HNS_PHY_CSC_REG);
  82         mdix_ctrl = hnae_get_field(retval, PHY_MDIX_CTRL_M, PHY_MDIX_CTRL_S);
  83
  84         retval = phy_read(phy_dev, HNS_PHY_CSS_REG);
  85         mdix = hnae_get_bit(retval, PHY_MDIX_STATUS_B);
  86         is_resolved = hnae_get_bit(retval, PHY_SPEED_DUP_RESOLVE_B);
  87
  88         phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER);
  89
  90         switch (mdix_ctrl) {
  91         case 0x0:
  92                 cmd->eth_tp_mdix_ctrl = ETH_TP_MDI;
  93                 break;
  94         case 0x1:
  95                 cmd->eth_tp_mdix_ctrl = ETH_TP_MDI_X;
  96                 break;
  97         case 0x3:
  98                 cmd->eth_tp_mdix_ctrl = ETH_TP_MDI_AUTO;
  99                 break;
 100         default:
 101                 cmd->eth_tp_mdix_ctrl = ETH_TP_MDI_INVALID;
 102                 break;
 103         }
 104
 105         if (!is_resolved)
 106                 cmd->eth_tp_mdix = ETH_TP_MDI_INVALID;
 107         else if (mdix)
 108                 cmd->eth_tp_mdix = ETH_TP_MDI_X;
 109         else
 110                 cmd->eth_tp_mdix = ETH_TP_MDI;
 111 }
 112
 113 /**
 114  *hns_nic_get_settings - implement ethtool get settings
 115  *@net_dev: net_device
 116  *@cmd: ethtool_cmd
 117  *retuen 0 - success , negative --fail
 118  */
 119 static int hns_nic_get_settings(struct net_device *net_dev,
 120                                 struct ethtool_cmd *cmd)
 121 {
 122         struct hns_nic_priv *priv = netdev_priv(net_dev);
 123         struct hnae_handle *h;
 124         u32 link_stat;
 125         int ret;
 126         u8 duplex;
 127         u16 speed;
 128
 129         if (!priv || !priv->ae_handle)
 130                 return -ESRCH;
 131
 132         h = priv->ae_handle;
 133         if (!h->dev || !h->dev->ops || !h->dev->ops->get_info)
 134                 return -ESRCH;
 135
 136         ret = h->dev->ops->get_info(h, NULL, &speed, &duplex);
 137         if (ret < 0) {
 138                 netdev_err(net_dev, "%s get_info error!\n", __func__);
 139                 return -EINVAL;
 140         }
 141
 142         /* When there is no phy, autoneg is off. */
 143         cmd->autoneg = false;
 144         ethtool_cmd_speed_set(cmd, speed);
 145         cmd->duplex = duplex;
 146
 147         if (priv->phy)
 148                 (void)phy_ethtool_gset(priv->phy, cmd);
 149
 150         link_stat = hns_nic_get_link(net_dev);
 151         if (!link_stat) {
 152                 ethtool_cmd_speed_set(cmd, (u32)SPEED_UNKNOWN);
 153                 cmd->duplex = DUPLEX_UNKNOWN;
 154         }
 155
 156         if (cmd->autoneg)
 157                 cmd->advertising |= ADVERTISED_Autoneg;
 158
 159         cmd->supported |= h->if_support;
 160         if (h->phy_if == PHY_INTERFACE_MODE_SGMII) {
 161                 cmd->supported |= SUPPORTED_TP;
 162                 cmd->advertising |= ADVERTISED_1000baseT_Full;
 163         } else if (h->phy_if == PHY_INTERFACE_MODE_XGMII) {
 164                 cmd->supported |= SUPPORTED_FIBRE;
 165                 cmd->advertising |= ADVERTISED_10000baseKR_Full;
 166         }
 167
 168         if (h->port_type == HNAE_PORT_SERVICE) {
 169                 cmd->port = PORT_FIBRE;
 170                 cmd->supported |= SUPPORTED_Pause;
 171         } else {
 172                 cmd->port = PORT_TP;
 173         }
 174
 175         cmd->transceiver = XCVR_EXTERNAL;
 176         cmd->mdio_support = (ETH_MDIO_SUPPORTS_C45 | ETH_MDIO_SUPPORTS_C22);
 177         hns_get_mdix_mode(net_dev, cmd);
 178
 179         return 0;
 180 }
 181
 182 /**
 183  *hns_nic_set_settings - implement ethtool set settings
 184  *@net_dev: net_device
 185  *@cmd: ethtool_cmd
 186  *retuen 0 - success , negative --fail
 187  */
 188 static int hns_nic_set_settings(struct net_device *net_dev,
 189                                 struct ethtool_cmd *cmd)
 190 {
 191         struct hns_nic_priv *priv = netdev_priv(net_dev);
 192         struct hnae_handle *h;
 193         u32 speed;
 194
 195         if (!netif_running(net_dev))
 196                 return -ESRCH;
 197
 198         if (!priv || !priv->ae_handle || !priv->ae_handle->dev ||
 199             !priv->ae_handle->dev->ops)
 200                 return -ENODEV;
 201
 202         h = priv->ae_handle;
 203         speed = ethtool_cmd_speed(cmd);
 204
 205         if (h->phy_if == PHY_INTERFACE_MODE_XGMII) {
 206                 if (cmd->autoneg == AUTONEG_ENABLE || speed != SPEED_10000 ||
 207                     cmd->duplex != DUPLEX_FULL)
 208                         return -EINVAL;
 209         } else if (h->phy_if == PHY_INTERFACE_MODE_SGMII) {
 210                 if (!priv->phy && cmd->autoneg == AUTONEG_ENABLE)
 211                         return -EINVAL;
 212
 213                 if (speed == SPEED_1000 && cmd->duplex == DUPLEX_HALF)
 214                         return -EINVAL;
 215                 if (priv->phy)
 216                         return phy_ethtool_sset(priv->phy, cmd);
 217
 218                 if ((speed != SPEED_10 && speed != SPEED_100 &&
 219                      speed != SPEED_1000) || (cmd->duplex != DUPLEX_HALF &&
 220                      cmd->duplex != DUPLEX_FULL))
 221                         return -EINVAL;
 222         } else {
 223                 netdev_err(net_dev, "Not supported!");
 224                 return -ENOTSUPP;
 225         }
 226
 227         if (h->dev->ops->adjust_link) {
 228                 h->dev->ops->adjust_link(h, (int)speed, cmd->duplex);
 229                 return 0;
 230         }
 231
 232         netdev_err(net_dev, "Not supported!");
 233         return -ENOTSUPP;
 234 }
 235
 236 static const char hns_nic_test_strs[][ETH_GSTRING_LEN] = {
 237         "Mac    Loopback test",
 238         "Serdes Loopback test",
 239         "Phy    Loopback test"
 240 };
 241
 242 static int hns_nic_config_phy_loopback(struct phy_device *phy_dev, u8 en)
 243 {
 244 #define COPPER_CONTROL_REG 0
 245 #define PHY_POWER_DOWN BIT(11)
 246 #define PHY_LOOP_BACK BIT(14)
 247         u16 val = 0;
 248
 249         if (phy_dev->is_c45) /* c45 branch adding for XGE PHY */
 250                 return -ENOTSUPP;
 251
 252         if (en) {
 253                 /* speed : 1000M */
 254                 phy_write(phy_dev, HNS_PHY_PAGE_REG, 2);
 255                 phy_write(phy_dev, 21, 0x1046);
 256
 257                 phy_write(phy_dev, HNS_PHY_PAGE_REG, 0);
 258                 /* Force Master */
 259                 phy_write(phy_dev, 9, 0x1F00);
 260
 261                 /* Soft-reset */
 262                 phy_write(phy_dev, 0, 0x9140);
 263                 /* If autoneg disabled,two soft-reset operations */
 264                 phy_write(phy_dev, 0, 0x9140);
 265
 266                 phy_write(phy_dev, HNS_PHY_PAGE_REG, 0xFA);
 267
 268                 /* Default is 0x0400 */
 269                 phy_write(phy_dev, 1, 0x418);
 270
 271                 /* Force 1000M Link, Default is 0x0200 */
 272                 phy_write(phy_dev, 7, 0x20C);
 273                 phy_write(phy_dev, HNS_PHY_PAGE_REG, 0);
 274
 275                 /* Enable PHY loop-back */
 276                 val = phy_read(phy_dev, COPPER_CONTROL_REG);
 277                 val |= PHY_LOOP_BACK;
 278                 val &= ~PHY_POWER_DOWN;
 279                 phy_write(phy_dev, COPPER_CONTROL_REG, val);
 280         } else {
 281                 phy_write(phy_dev, HNS_PHY_PAGE_REG, 0xFA);
 282                 phy_write(phy_dev, 1, 0x400);
 283                 phy_write(phy_dev, 7, 0x200);
 284                 phy_write(phy_dev, HNS_PHY_PAGE_REG, 0);
 285                 phy_write(phy_dev, 9, 0xF00);
 286
 287                 val = phy_read(phy_dev, COPPER_CONTROL_REG);
 288                 val &= ~PHY_LOOP_BACK;
 289                 val |= PHY_POWER_DOWN;
 290                 phy_write(phy_dev, COPPER_CONTROL_REG, val);
 291         }
 292         return 0;
 293 }
 294
 295 static int __lb_setup(struct net_device *ndev,
 296                       enum hnae_loop loop)
 297 {
 298         int ret = 0;
 299         struct hns_nic_priv *priv = netdev_priv(ndev);
 300         struct phy_device *phy_dev = priv->phy;
 301         struct hnae_handle *h = priv->ae_handle;
 302
 303         switch (loop) {
 304         case MAC_INTERNALLOOP_PHY:
 305                 if ((phy_dev) && (!phy_dev->is_c45)) {
 306                         ret = hns_nic_config_phy_loopback(phy_dev, 0x1);
 307                         ret |= h->dev->ops->set_loopback(h, loop, 0x1);
 308                 }
 309                 break;
 310         case MAC_INTERNALLOOP_MAC:
 311                 if ((h->dev->ops->set_loopback) &&
 312                     (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII))
 313                         ret = h->dev->ops->set_loopback(h, loop, 0x1);
 314                 break;
 315         case MAC_INTERNALLOOP_SERDES:
 316                 if (h->dev->ops->set_loopback)
 317                         ret = h->dev->ops->set_loopback(h, loop, 0x1);
 318                 break;
 319         case MAC_LOOP_NONE:
 320                 if ((phy_dev) && (!phy_dev->is_c45))
 321                         ret |= hns_nic_config_phy_loopback(phy_dev, 0x0);
 322
 323                 if (h->dev->ops->set_loopback) {
 324                         if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)
 325                                 ret |= h->dev->ops->set_loopback(h,
 326                                         MAC_INTERNALLOOP_MAC, 0x0);
 327
 328                         ret |= h->dev->ops->set_loopback(h,
 329                                 MAC_INTERNALLOOP_SERDES, 0x0);
 330                 }
 331                 break;
 332         default:
 333                 ret = -EINVAL;
 334                 break;
 335         }
 336
 337         return ret;
 338 }
 339
 340 static int __lb_up(struct net_device *ndev,
 341                    enum hnae_loop loop_mode)
 342 {
 343         struct hns_nic_priv *priv = netdev_priv(ndev);
 344         struct hnae_handle *h = priv->ae_handle;
 345         int speed, duplex;
 346         int ret;
 347
 348         hns_nic_net_reset(ndev);
 349
 350         ret = __lb_setup(ndev, loop_mode);
 351         if (ret)
 352                 return ret;
 353
 354         msleep(200);
 355
 356         ret = h->dev->ops->start ? h->dev->ops->start(h) : 0;
 357         if (ret)
 358                 return ret;
 359
 360         /* link adjust duplex*/
 361         if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)
 362                 speed = 1000;
 363         else
 364                 speed = 10000;
 365         duplex = 1;
 366
 367         h->dev->ops->adjust_link(h, speed, duplex);
 368
 369         return 0;
 370 }
 371
 372 static void __lb_other_process(struct hns_nic_ring_data *ring_data,
 373                                struct sk_buff *skb)
 374 {
 375         struct net_device *ndev;
 376         struct hns_nic_priv *priv;
 377         struct hnae_ring *ring;
 378         struct netdev_queue *dev_queue;
 379         struct sk_buff *new_skb;
 380         unsigned int frame_size;
 381         int check_ok;
 382         u32 i;
 383         char buff[33]; /* 32B data and the last character '\0' */
 384
 385         if (!ring_data) { /* Just for doing create frame*/
 386                 ndev = skb->dev;
 387                 priv = netdev_priv(ndev);
 388
 389                 frame_size = skb->len;
 390                 memset(skb->data, 0xFF, frame_size);
 391                 if ((!AE_IS_VER1(priv->enet_ver)) &&
 392                     (priv->ae_handle->port_type == HNAE_PORT_SERVICE)) {
 393                         memcpy(skb->data, ndev->dev_addr, 6);
 394                         skb->data[5] += 0x1f;
 395                 }
 396
 397                 frame_size &= ~1ul;
 398                 memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
 399                 memset(&skb->data[frame_size / 2 + 10], 0xBE,
 400                        frame_size / 2 - 11);
 401                 memset(&skb->data[frame_size / 2 + 12], 0xAF,
 402                        frame_size / 2 - 13);
 403                 return;
 404         }
 405
 406         ring = ring_data->ring;
 407         ndev = ring_data->napi.dev;
 408         if (is_tx_ring(ring)) { /* for tx queue reset*/
 409                 dev_queue = netdev_get_tx_queue(ndev, ring_data->queue_index);
 410                 netdev_tx_reset_queue(dev_queue);
 411                 return;
 412         }
 413
 414         frame_size = skb->len;
 415         frame_size &= ~1ul;
 416         /* for mutl buffer*/
 417         new_skb = skb_copy(skb, GFP_ATOMIC);
 418         dev_kfree_skb_any(skb);
 419         skb = new_skb;
 420
 421         check_ok = 0;
 422         if (*(skb->data + 10) == 0xFF) { /* for rx check frame*/
 423                 if ((*(skb->data + frame_size / 2 + 10) == 0xBE) &&
 424                     (*(skb->data + frame_size / 2 + 12) == 0xAF))
 425                         check_ok = 1;
 426         }
 427
 428         if (check_ok) {
 429                 ndev->stats.rx_packets++;
 430                 ndev->stats.rx_bytes += skb->len;
 431         } else {
 432                 ndev->stats.rx_frame_errors++;
 433                 for (i = 0; i < skb->len; i++) {
 434                         snprintf(buff + i % 16 * 2, 3, /* tailing \0*/
 435                                  "%02x", *(skb->data + i));
 436                         if ((i % 16 == 15) || (i == skb->len - 1))
 437                                 pr_info("%s\n", buff);
 438                 }
 439         }
 440         dev_kfree_skb_any(skb);
 441 }
 442
 443 static int __lb_clean_rings(struct hns_nic_priv *priv,
 444                             int ringid0, int ringid1, int budget)
 445 {
 446         int i, ret;
 447         struct hns_nic_ring_data *ring_data;
 448         struct net_device *ndev = priv->netdev;
 449         unsigned long rx_packets = ndev->stats.rx_packets;
 450         unsigned long rx_bytes = ndev->stats.rx_bytes;
 451         unsigned long rx_frame_errors = ndev->stats.rx_frame_errors;
 452
 453         for (i = ringid0; i <= ringid1; i++) {
 454                 ring_data = &priv->ring_data[i];
 455                 (void)ring_data->poll_one(ring_data,
 456                                           budget, __lb_other_process);
 457         }
 458         ret = (int)(ndev->stats.rx_packets - rx_packets);
 459         ndev->stats.rx_packets = rx_packets;
 460         ndev->stats.rx_bytes = rx_bytes;
 461         ndev->stats.rx_frame_errors = rx_frame_errors;
 462         return ret;
 463 }
 464
 465 /**
 466  * nic_run_loopback_test -  run loopback test
 467  * @nic_dev: net device
 468  * @loopback_type: loopback type
 469  */
 470 static int __lb_run_test(struct net_device *ndev,
 471                          enum hnae_loop loop_mode)
 472 {
 473 #define NIC_LB_TEST_PKT_NUM_PER_CYCLE 1
 474 #define NIC_LB_TEST_RING_ID 0
 475 #define NIC_LB_TEST_FRAME_SIZE 128
 476 /* nic loopback test err  */
 477 #define NIC_LB_TEST_NO_MEM_ERR 1
 478 #define NIC_LB_TEST_TX_CNT_ERR 2
 479 #define NIC_LB_TEST_RX_CNT_ERR 3
 480 #define NIC_LB_TEST_RX_PKG_ERR 4
 481         struct hns_nic_priv *priv = netdev_priv(ndev);
 482         struct hnae_handle *h = priv->ae_handle;
 483         int i, j, lc, good_cnt, ret_val = 0;
 484         unsigned int size;
 485         netdev_tx_t tx_ret_val;
 486         struct sk_buff *skb;
 487
 488         size = NIC_LB_TEST_FRAME_SIZE;
 489         /* allocate test skb */
 490         skb = alloc_skb(size, GFP_KERNEL);
 491         if (!skb)
 492                 return NIC_LB_TEST_NO_MEM_ERR;
 493
 494         /* place data into test skb */
 495         (void)skb_put(skb, size);
 496         skb->dev = ndev;
 497         __lb_other_process(NULL, skb);
 498         skb->queue_mapping = NIC_LB_TEST_RING_ID;
 499
 500         lc = 1;
 501         for (j = 0; j < lc; j++) {
 502                 /* reset count of good packets */
 503                 good_cnt = 0;
 504                 /* place 64 packets on the transmit queue*/
 505                 for (i = 0; i < NIC_LB_TEST_PKT_NUM_PER_CYCLE; i++) {
 506                         (void)skb_get(skb);
 507
 508                         tx_ret_val = (netdev_tx_t)hns_nic_net_xmit_hw(
 509                                 ndev, skb,
 510                                 &tx_ring_data(priv, skb->queue_mapping));
 511                         if (tx_ret_val == NETDEV_TX_OK)
 512                                 good_cnt++;
 513                         else
 514                                 break;
 515                 }
 516                 if (good_cnt != NIC_LB_TEST_PKT_NUM_PER_CYCLE) {
 517                         ret_val = NIC_LB_TEST_TX_CNT_ERR;
 518                         dev_err(priv->dev, "%s sent fail, cnt=0x%x, budget=0x%x\n",
 519                                 hns_nic_test_strs[loop_mode], good_cnt,
 520                                 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
 521                         break;
 522                 }
 523
 524                 /* allow 100 milliseconds for packets to go from Tx to Rx */
 525                 msleep(100);
 526
 527                 good_cnt = __lb_clean_rings(priv,
 528                                             h->q_num, h->q_num * 2 - 1,
 529                                             NIC_LB_TEST_PKT_NUM_PER_CYCLE);
 530                 if (good_cnt != NIC_LB_TEST_PKT_NUM_PER_CYCLE) {
 531                         ret_val = NIC_LB_TEST_RX_CNT_ERR;
 532                         dev_err(priv->dev, "%s recv fail, cnt=0x%x, budget=0x%x\n",
 533                                 hns_nic_test_strs[loop_mode], good_cnt,
 534                                 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
 535                         break;
 536                 }
 537                 (void)__lb_clean_rings(priv,
 538                                        NIC_LB_TEST_RING_ID, NIC_LB_TEST_RING_ID,
 539                                        NIC_LB_TEST_PKT_NUM_PER_CYCLE);
 540         }
 541
 542         /* free the original skb */
 543         kfree_skb(skb);
 544
 545         return ret_val;
 546 }
 547
 548 static int __lb_down(struct net_device *ndev)
 549 {
 550         struct hns_nic_priv *priv = netdev_priv(ndev);
 551         struct hnae_handle *h = priv->ae_handle;
 552         int ret;
 553
 554         ret = __lb_setup(ndev, MAC_LOOP_NONE);
 555         if (ret)
 556                 netdev_err(ndev, "%s: __lb_setup return error(%d)!\n",
 557                            __func__,
 558                            ret);
 559
 560         if (h->dev->ops->stop)
 561                 h->dev->ops->stop(h);
 562
 563         usleep_range(10000, 20000);
 564         (void)__lb_clean_rings(priv, 0, h->q_num - 1, 256);
 565
 566         hns_nic_net_reset(ndev);
 567
 568         return 0;
 569 }
 570
 571 /**
 572  * hns_nic_self_test - self test
 573  * @dev: net device
 574  * @eth_test: test cmd
 575  * @data: test result
 576  */
 577 static void hns_nic_self_test(struct net_device *ndev,
 578                               struct ethtool_test *eth_test, u64 *data)
 579 {
 580         struct hns_nic_priv *priv = netdev_priv(ndev);
 581         bool if_running = netif_running(ndev);
 582 #define SELF_TEST_TPYE_NUM 3
 583         int st_param[SELF_TEST_TPYE_NUM][2];
 584         int i;
 585         int test_index = 0;
 586
 587         st_param[0][0] = MAC_INTERNALLOOP_MAC; /* XGE not supported lb */
 588         st_param[0][1] = (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII);
 589         st_param[1][0] = MAC_INTERNALLOOP_SERDES;
 590         st_param[1][1] = 1; /*serdes must exist*/
 591         st_param[2][0] = MAC_INTERNALLOOP_PHY; /* only supporte phy node*/
 592         st_param[2][1] = ((!!(priv->ae_handle->phy_dev)) &&
 593                 (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII));
 594
 595         if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
 596                 set_bit(NIC_STATE_TESTING, &priv->state);
 597
 598                 if (if_running)
 599                         (void)dev_close(ndev);
 600
 601                 for (i = 0; i < SELF_TEST_TPYE_NUM; i++) {
 602                         if (!st_param[i][1])
 603                                 continue;       /* NEXT testing */
 604
 605                         data[test_index] = __lb_up(ndev,
 606                                 (enum hnae_loop)st_param[i][0]);
 607                         if (!data[test_index]) {
 608                                 data[test_index] = __lb_run_test(
 609                                         ndev, (enum hnae_loop)st_param[i][0]);
 610                                 (void)__lb_down(ndev);
 611                         }
 612
 613                         if (data[test_index])
 614                                 eth_test->flags |= ETH_TEST_FL_FAILED;
 615
 616                         test_index++;
 617                 }
 618
 619                 hns_nic_net_reset(priv->netdev);
 620
 621                 clear_bit(NIC_STATE_TESTING, &priv->state);
 622
 623                 if (if_running)
 624                         (void)dev_open(ndev);
 625         }
 626         /* Online tests aren't run; pass by default */
 627
 628         (void)msleep_interruptible(4 * 1000);
 629 }
 630
 631 /**
 632  * hns_nic_get_drvinfo - get net driver info
 633  * @dev: net device
 634  * @drvinfo: driver info
 635  */
 636 static void hns_nic_get_drvinfo(struct net_device *net_dev,
 637                                 struct ethtool_drvinfo *drvinfo)
 638 {
 639         struct hns_nic_priv *priv = netdev_priv(net_dev);
 640
 641         strncpy(drvinfo->version, HNAE_DRIVER_VERSION,
 642                 sizeof(drvinfo->version));
 643         drvinfo->version[sizeof(drvinfo->version) - 1] = '\0';
 644
 645         strncpy(drvinfo->driver, HNAE_DRIVER_NAME, sizeof(drvinfo->driver));
 646         drvinfo->driver[sizeof(drvinfo->driver) - 1] = '\0';
 647
 648         strncpy(drvinfo->bus_info, priv->dev->bus->name,
 649                 sizeof(drvinfo->bus_info));
 650         drvinfo->bus_info[ETHTOOL_BUSINFO_LEN - 1] = '\0';
 651
 652         strncpy(drvinfo->fw_version, "N/A", ETHTOOL_FWVERS_LEN);
 653         drvinfo->eedump_len = 0;
 654 }
 655
 656 /**
 657  * hns_get_ringparam - get ring parameter
 658  * @dev: net device
 659  * @param: ethtool parameter
 660  */
 661 void hns_get_ringparam(struct net_device *net_dev,
 662                        struct ethtool_ringparam *param)
 663 {
 664         struct hns_nic_priv *priv = netdev_priv(net_dev);
 665         struct hnae_ae_ops *ops;
 666         struct hnae_queue *queue;
 667         u32 uplimit = 0;
 668
 669         queue = priv->ae_handle->qs[0];
 670         ops = priv->ae_handle->dev->ops;
 671
 672         if (ops->get_ring_bdnum_limit)
 673                 ops->get_ring_bdnum_limit(queue, &uplimit);
 674
 675         param->rx_max_pending = uplimit;
 676         param->tx_max_pending = uplimit;
 677         param->rx_pending = queue->rx_ring.desc_num;
 678         param->tx_pending = queue->tx_ring.desc_num;
 679 }
 680
 681 /**
 682  * hns_get_pauseparam - get pause parameter
 683  * @dev: net device
 684  * @param: pause parameter
 685  */
 686 static void hns_get_pauseparam(struct net_device *net_dev,
 687                                struct ethtool_pauseparam *param)
 688 {
 689         struct hns_nic_priv *priv = netdev_priv(net_dev);
 690         struct hnae_ae_ops *ops;
 691
 692         ops = priv->ae_handle->dev->ops;
 693
 694         if (ops->get_pauseparam)
 695                 ops->get_pauseparam(priv->ae_handle, &param->autoneg,
 696                                             &param->rx_pause, &param->tx_pause);
 697 }
 698
 699 /**
 700  * hns_set_pauseparam - set pause parameter
 701  * @dev: net device
 702  * @param: pause parameter
 703  *
 704  * Return 0 on success, negative on failure
 705  */
 706 static int hns_set_pauseparam(struct net_device *net_dev,
 707                               struct ethtool_pauseparam *param)
 708 {
 709         struct hns_nic_priv *priv = netdev_priv(net_dev);
 710         struct hnae_handle *h;
 711         struct hnae_ae_ops *ops;
 712
 713         h = priv->ae_handle;
 714         ops = h->dev->ops;
 715
 716         if (!ops->set_pauseparam)
 717                 return -ESRCH;
 718
 719         return ops->set_pauseparam(priv->ae_handle, param->autoneg,
 720                                    param->rx_pause, param->tx_pause);
 721 }
 722
 723 /**
 724  * hns_get_coalesce - get coalesce info.
 725  * @dev: net device
 726  * @ec: coalesce info.
 727  *
 728  * Return 0 on success, negative on failure.
 729  */
 730 static int hns_get_coalesce(struct net_device *net_dev,
 731                             struct ethtool_coalesce *ec)
 732 {
 733         struct hns_nic_priv *priv = netdev_priv(net_dev);
 734         struct hnae_ae_ops *ops;
 735
 736         ops = priv->ae_handle->dev->ops;
 737
 738         ec->use_adaptive_rx_coalesce = 1;
 739         ec->use_adaptive_tx_coalesce = 1;
 740
 741         if ((!ops->get_coalesce_usecs) ||
 742             (!ops->get_rx_max_coalesced_frames))
 743                 return -ESRCH;
 744
 745         ops->get_coalesce_usecs(priv->ae_handle,
 746                                         &ec->tx_coalesce_usecs,
 747                                         &ec->rx_coalesce_usecs);
 748
 749         ops->get_rx_max_coalesced_frames(
 750                 priv->ae_handle,
 751                 &ec->tx_max_coalesced_frames,
 752                 &ec->rx_max_coalesced_frames);
 753
 754         return 0;
 755 }
 756
 757 /**
 758  * hns_set_coalesce - set coalesce info.
 759  * @dev: net device
 760  * @ec: coalesce info.
 761  *
 762  * Return 0 on success, negative on failure.
 763  */
 764 static int hns_set_coalesce(struct net_device *net_dev,
 765                             struct ethtool_coalesce *ec)
 766 {
 767         struct hns_nic_priv *priv = netdev_priv(net_dev);
 768         struct hnae_ae_ops *ops;
 769         int ret;
 770
 771         ops = priv->ae_handle->dev->ops;
 772
 773         if (ec->tx_coalesce_usecs != ec->rx_coalesce_usecs)
 774                 return -EINVAL;
 775
 776         if (ec->rx_max_coalesced_frames != ec->tx_max_coalesced_frames)
 777                 return -EINVAL;
 778
 779         if ((!ops->set_coalesce_usecs) ||
 780             (!ops->set_coalesce_frames))
 781                 return -ESRCH;
 782
 783         ret = ops->set_coalesce_usecs(priv->ae_handle,
 784                                       ec->rx_coalesce_usecs);
 785         if (ret)
 786                 return ret;
 787
 788         ret = ops->set_coalesce_frames(
 789                 priv->ae_handle,
 790                 ec->rx_max_coalesced_frames);
 791
 792         return ret;
 793 }
 794
 795 /**
 796  * hns_get_channels - get channel info.
 797  * @dev: net device
 798  * @ch: channel info.
 799  */
 800 void hns_get_channels(struct net_device *net_dev, struct ethtool_channels *ch)
 801 {
 802         struct hns_nic_priv *priv = netdev_priv(net_dev);
 803
 804         ch->max_rx = priv->ae_handle->q_num;
 805         ch->max_tx = priv->ae_handle->q_num;
 806
 807         ch->rx_count = priv->ae_handle->q_num;
 808         ch->tx_count = priv->ae_handle->q_num;
 809 }
 810
 811 /**
 812  * get_ethtool_stats - get detail statistics.
 813  * @dev: net device
 814  * @stats: statistics info.
 815  * @data: statistics data.
 816  */
 817 void hns_get_ethtool_stats(struct net_device *netdev,
 818                            struct ethtool_stats *stats, u64 *data)
 819 {
 820         u64 *p = data;
 821         struct hns_nic_priv *priv = netdev_priv(netdev);
 822         struct hnae_handle *h = priv->ae_handle;
 823         const struct rtnl_link_stats64 *net_stats;
 824         struct rtnl_link_stats64 temp;
 825
 826         if (!h->dev->ops->get_stats || !h->dev->ops->update_stats) {
 827                 netdev_err(netdev, "get_stats or update_stats is null!\n");
 828                 return;
 829         }
 830
 831         h->dev->ops->update_stats(h, &netdev->stats);
 832
 833         net_stats = dev_get_stats(netdev, &temp);
 834
 835         /* get netdev statistics */
 836         p[0] = net_stats->rx_packets;
 837         p[1] = net_stats->tx_packets;
 838         p[2] = net_stats->rx_bytes;
 839         p[3] = net_stats->tx_bytes;
 840         p[4] = net_stats->rx_errors;
 841         p[5] = net_stats->tx_errors;
 842         p[6] = net_stats->rx_dropped;
 843         p[7] = net_stats->tx_dropped;
 844         p[8] = net_stats->multicast;
 845         p[9] = net_stats->collisions;
 846         p[10] = net_stats->rx_over_errors;
 847         p[11] = net_stats->rx_crc_errors;
 848         p[12] = net_stats->rx_frame_errors;
 849         p[13] = net_stats->rx_fifo_errors;
 850         p[14] = net_stats->rx_missed_errors;
 851         p[15] = net_stats->tx_aborted_errors;
 852         p[16] = net_stats->tx_carrier_errors;
 853         p[17] = net_stats->tx_fifo_errors;
 854         p[18] = net_stats->tx_heartbeat_errors;
 855         p[19] = net_stats->rx_length_errors;
 856         p[20] = net_stats->tx_window_errors;
 857         p[21] = net_stats->rx_compressed;
 858         p[22] = net_stats->tx_compressed;
 859
 860         p[23] = netdev->rx_dropped.counter;
 861         p[24] = netdev->tx_dropped.counter;
 862
 863         p[25] = priv->tx_timeout_count;
 864
 865         /* get driver statistics */
 866         h->dev->ops->get_stats(h, &p[26]);
 867 }
 868
 869 /**
 870  * get_strings: Return a set of strings that describe the requested objects
 871  * @dev: net device
 872  * @stats: string set ID.
 873  * @data: objects data.
 874  */
 875 void hns_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
 876 {
 877         struct hns_nic_priv *priv = netdev_priv(netdev);
 878         struct hnae_handle *h = priv->ae_handle;
 879         char *buff = (char *)data;
 880
 881         if (!h->dev->ops->get_strings) {
 882                 netdev_err(netdev, "h->dev->ops->get_strings is null!\n");
 883                 return;
 884         }
 885
 886         if (stringset == ETH_SS_TEST) {
 887                 if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII) {
 888                         memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_MAC],
 889                                ETH_GSTRING_LEN);
 890                         buff += ETH_GSTRING_LEN;
 891                 }
 892                 memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_SERDES],
 893                        ETH_GSTRING_LEN);
 894                 buff += ETH_GSTRING_LEN;
 895                 if ((priv->phy) && (!priv->phy->is_c45))
 896                         memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_PHY],
 897                                ETH_GSTRING_LEN);
 898
 899         } else {
 900                 snprintf(buff, ETH_GSTRING_LEN, "rx_packets");
 901                 buff = buff + ETH_GSTRING_LEN;
 902                 snprintf(buff, ETH_GSTRING_LEN, "tx_packets");
 903                 buff = buff + ETH_GSTRING_LEN;
 904                 snprintf(buff, ETH_GSTRING_LEN, "rx_bytes");
 905                 buff = buff + ETH_GSTRING_LEN;
 906                 snprintf(buff, ETH_GSTRING_LEN, "tx_bytes");
 907                 buff = buff + ETH_GSTRING_LEN;
 908                 snprintf(buff, ETH_GSTRING_LEN, "rx_errors");
 909                 buff = buff + ETH_GSTRING_LEN;
 910                 snprintf(buff, ETH_GSTRING_LEN, "tx_errors");
 911                 buff = buff + ETH_GSTRING_LEN;
 912                 snprintf(buff, ETH_GSTRING_LEN, "rx_dropped");
 913                 buff = buff + ETH_GSTRING_LEN;
 914                 snprintf(buff, ETH_GSTRING_LEN, "tx_dropped");
 915                 buff = buff + ETH_GSTRING_LEN;
 916                 snprintf(buff, ETH_GSTRING_LEN, "multicast");
 917                 buff = buff + ETH_GSTRING_LEN;
 918                 snprintf(buff, ETH_GSTRING_LEN, "collisions");
 919                 buff = buff + ETH_GSTRING_LEN;
 920                 snprintf(buff, ETH_GSTRING_LEN, "rx_over_errors");
 921                 buff = buff + ETH_GSTRING_LEN;
 922                 snprintf(buff, ETH_GSTRING_LEN, "rx_crc_errors");
 923                 buff = buff + ETH_GSTRING_LEN;
 924                 snprintf(buff, ETH_GSTRING_LEN, "rx_frame_errors");
 925                 buff = buff + ETH_GSTRING_LEN;
 926                 snprintf(buff, ETH_GSTRING_LEN, "rx_fifo_errors");
 927                 buff = buff + ETH_GSTRING_LEN;
 928                 snprintf(buff, ETH_GSTRING_LEN, "rx_missed_errors");
 929                 buff = buff + ETH_GSTRING_LEN;
 930                 snprintf(buff, ETH_GSTRING_LEN, "tx_aborted_errors");
 931                 buff = buff + ETH_GSTRING_LEN;
 932                 snprintf(buff, ETH_GSTRING_LEN, "tx_carrier_errors");
 933                 buff = buff + ETH_GSTRING_LEN;
 934                 snprintf(buff, ETH_GSTRING_LEN, "tx_fifo_errors");
 935                 buff = buff + ETH_GSTRING_LEN;
 936                 snprintf(buff, ETH_GSTRING_LEN, "tx_heartbeat_errors");
 937                 buff = buff + ETH_GSTRING_LEN;
 938                 snprintf(buff, ETH_GSTRING_LEN, "rx_length_errors");
 939                 buff = buff + ETH_GSTRING_LEN;
 940                 snprintf(buff, ETH_GSTRING_LEN, "tx_window_errors");
 941                 buff = buff + ETH_GSTRING_LEN;
 942                 snprintf(buff, ETH_GSTRING_LEN, "rx_compressed");
 943                 buff = buff + ETH_GSTRING_LEN;
 944                 snprintf(buff, ETH_GSTRING_LEN, "tx_compressed");
 945                 buff = buff + ETH_GSTRING_LEN;
 946                 snprintf(buff, ETH_GSTRING_LEN, "netdev_rx_dropped");
 947                 buff = buff + ETH_GSTRING_LEN;
 948                 snprintf(buff, ETH_GSTRING_LEN, "netdev_tx_dropped");
 949                 buff = buff + ETH_GSTRING_LEN;
 950
 951                 snprintf(buff, ETH_GSTRING_LEN, "netdev_tx_timeout");
 952                 buff = buff + ETH_GSTRING_LEN;
 953
 954                 h->dev->ops->get_strings(h, stringset, (u8 *)buff);
 955         }
 956 }
 957
 958 /**
 959  * nic_get_sset_count - get string set count witch returned by nic_get_strings.
 960  * @dev: net device
 961  * @stringset: string set index, 0: self test string; 1: statistics string.
 962  *
 963  * Return string set count.
 964  */
 965 int hns_get_sset_count(struct net_device *netdev, int stringset)
 966 {
 967         struct hns_nic_priv *priv = netdev_priv(netdev);
 968         struct hnae_handle *h = priv->ae_handle;
 969         struct hnae_ae_ops *ops = h->dev->ops;
 970
 971         if (!ops->get_sset_count) {
 972                 netdev_err(netdev, "get_sset_count is null!\n");
 973                 return -EOPNOTSUPP;
 974         }
 975         if (stringset == ETH_SS_TEST) {
 976                 u32 cnt = (sizeof(hns_nic_test_strs) / ETH_GSTRING_LEN);
 977
 978                 if (priv->ae_handle->phy_if == PHY_INTERFACE_MODE_XGMII)
 979                         cnt--;
 980
 981                 if ((!priv->phy) || (priv->phy->is_c45))
 982                         cnt--;
 983
 984                 return cnt;
 985         } else {
 986                 return (HNS_NET_STATS_CNT + ops->get_sset_count(h, stringset));
 987         }
 988 }
 989
 990 /**
 991  * hns_phy_led_set - set phy LED status.
 992  * @dev: net device
 993  * @value: LED state.
 994  *
 995  * Return 0 on success, negative on failure.
 996  */
 997 int hns_phy_led_set(struct net_device *netdev, int value)
 998 {
 999         int retval;
1000         struct hns_nic_priv *priv = netdev_priv(netdev);
1001         struct phy_device *phy_dev = priv->phy;
1002
1003         retval = phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_LED);
1004         retval |= phy_write(phy_dev, HNS_LED_FC_REG, value);
1005         retval |= phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER);
1006         if (retval) {
1007                 netdev_err(netdev, "mdiobus_write fail !\n");
1008                 return retval;
1009         }
1010         return 0;
1011 }
1012
1013 /**
1014  * nic_set_phys_id - set phy identify LED.
1015  * @dev: net device
1016  * @state: LED state.
1017  *
1018  * Return 0 on success, negative on failure.
1019  */
1020 int hns_set_phys_id(struct net_device *netdev, enum ethtool_phys_id_state state)
1021 {
1022         struct hns_nic_priv *priv = netdev_priv(netdev);
1023         struct hnae_handle *h = priv->ae_handle;
1024         struct phy_device *phy_dev = priv->phy;
1025         int ret;
1026
1027         if (phy_dev)
1028                 switch (state) {
1029                 case ETHTOOL_ID_ACTIVE:
1030                         ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1031                                         HNS_PHY_PAGE_LED);
1032                         if (ret)
1033                                 return ret;
1034
1035                         priv->phy_led_val = phy_read(phy_dev, HNS_LED_FC_REG);
1036
1037                         ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1038                                         HNS_PHY_PAGE_COPPER);
1039                         if (ret)
1040                                 return ret;
1041                         return 2;
1042                 case ETHTOOL_ID_ON:
1043                         ret = hns_phy_led_set(netdev, HNS_LED_FORCE_ON);
1044                         if (ret)
1045                                 return ret;
1046                         break;
1047                 case ETHTOOL_ID_OFF:
1048                         ret = hns_phy_led_set(netdev, HNS_LED_FORCE_OFF);
1049                         if (ret)
1050                                 return ret;
1051                         break;
1052                 case ETHTOOL_ID_INACTIVE:
1053                         ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1054                                         HNS_PHY_PAGE_LED);
1055                         if (ret)
1056                                 return ret;
1057
1058                         ret = phy_write(phy_dev, HNS_LED_FC_REG,
1059                                         priv->phy_led_val);
1060                         if (ret)
1061                                 return ret;
1062
1063                         ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1064                                         HNS_PHY_PAGE_COPPER);
1065                         if (ret)
1066                                 return ret;
1067                         break;
1068                 default:
1069                         return -EINVAL;
1070                 }
1071         else
1072                 switch (state) {
1073                 case ETHTOOL_ID_ACTIVE:
1074                         return h->dev->ops->set_led_id(h, HNAE_LED_ACTIVE);
1075                 case ETHTOOL_ID_ON:
1076                         return h->dev->ops->set_led_id(h, HNAE_LED_ON);
1077                 case ETHTOOL_ID_OFF:
1078                         return h->dev->ops->set_led_id(h, HNAE_LED_OFF);
1079                 case ETHTOOL_ID_INACTIVE:
1080                         return h->dev->ops->set_led_id(h, HNAE_LED_INACTIVE);
1081                 default:
1082                         return -EINVAL;
1083                 }
1084
1085         return 0;
1086 }
1087
1088 /**
1089  * hns_get_regs - get net device register
1090  * @dev: net device
1091  * @cmd: ethtool cmd
1092  * @date: register data
1093  */
1094 void hns_get_regs(struct net_device *net_dev, struct ethtool_regs *cmd,
1095                   void *data)
1096 {
1097         struct hns_nic_priv *priv = netdev_priv(net_dev);
1098         struct hnae_ae_ops *ops;
1099
1100         ops = priv->ae_handle->dev->ops;
1101
1102         cmd->version = HNS_CHIP_VERSION;
1103         if (!ops->get_regs) {
1104                 netdev_err(net_dev, "ops->get_regs is null!\n");
1105                 return;
1106         }
1107         ops->get_regs(priv->ae_handle, data);
1108 }
1109
1110 /**
1111  * nic_get_regs_len - get total register len.
1112  * @dev: net device
1113  *
1114  * Return total register len.
1115  */
1116 static int hns_get_regs_len(struct net_device *net_dev)
1117 {
1118         u32 reg_num;
1119         struct hns_nic_priv *priv = netdev_priv(net_dev);
1120         struct hnae_ae_ops *ops;
1121
1122         ops = priv->ae_handle->dev->ops;
1123         if (!ops->get_regs_len) {
1124                 netdev_err(net_dev, "ops->get_regs_len is null!\n");
1125                 return -EOPNOTSUPP;
1126         }
1127
1128         reg_num = ops->get_regs_len(priv->ae_handle);
1129         if (reg_num > 0)
1130                 return reg_num * sizeof(u32);
1131         else
1132                 return reg_num; /* error code */
1133 }
1134
1135 /**
1136  * hns_nic_nway_reset - nway reset
1137  * @dev: net device
1138  *
1139  * Return 0 on success, negative on failure
1140  */
1141 static int hns_nic_nway_reset(struct net_device *netdev)
1142 {
1143         int ret = 0;
1144         struct hns_nic_priv *priv = netdev_priv(netdev);
1145         struct phy_device *phy = priv->phy;
1146
1147         if (netif_running(netdev)) {
1148                 if (phy)
1149                         ret = genphy_restart_aneg(phy);
1150         }
1151
1152         return ret;
1153 }
1154
1155 static u32
1156 hns_get_rss_key_size(struct net_device *netdev)
1157 {
1158         struct hns_nic_priv *priv = netdev_priv(netdev);
1159         struct hnae_ae_ops *ops;
1160
1161         if (AE_IS_VER1(priv->enet_ver)) {
1162                 netdev_err(netdev,
1163                            "RSS feature is not supported on this hardware\n");
1164                 return 0;
1165         }
1166
1167         ops = priv->ae_handle->dev->ops;
1168         return ops->get_rss_key_size(priv->ae_handle);
1169 }
1170
1171 static u32
1172 hns_get_rss_indir_size(struct net_device *netdev)
1173 {
1174         struct hns_nic_priv *priv = netdev_priv(netdev);
1175         struct hnae_ae_ops *ops;
1176
1177         if (AE_IS_VER1(priv->enet_ver)) {
1178                 netdev_err(netdev,
1179                            "RSS feature is not supported on this hardware\n");
1180                 return 0;
1181         }
1182
1183         ops = priv->ae_handle->dev->ops;
1184         return ops->get_rss_indir_size(priv->ae_handle);
1185 }
1186
1187 static int
1188 hns_get_rss(struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc)
1189 {
1190         struct hns_nic_priv *priv = netdev_priv(netdev);
1191         struct hnae_ae_ops *ops;
1192
1193         if (AE_IS_VER1(priv->enet_ver)) {
1194                 netdev_err(netdev,
1195                            "RSS feature is not supported on this hardware\n");
1196                 return -EOPNOTSUPP;
1197         }
1198
1199         ops = priv->ae_handle->dev->ops;
1200
1201         if (!indir)
1202                 return 0;
1203
1204         return ops->get_rss(priv->ae_handle, indir, key, hfunc);
1205 }
1206
1207 static int
1208 hns_set_rss(struct net_device *netdev, const u32 *indir, const u8 *key,
1209             const u8 hfunc)
1210 {
1211         struct hns_nic_priv *priv = netdev_priv(netdev);
1212         struct hnae_ae_ops *ops;
1213
1214         if (AE_IS_VER1(priv->enet_ver)) {
1215                 netdev_err(netdev,
1216                            "RSS feature is not supported on this hardware\n");
1217                 return -EOPNOTSUPP;
1218         }
1219
1220         ops = priv->ae_handle->dev->ops;
1221
1222         /* currently hfunc can only be Toeplitz hash */
1223         if (key ||
1224             (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP))
1225                 return -EOPNOTSUPP;
1226         if (!indir)
1227                 return 0;
1228
1229         return ops->set_rss(priv->ae_handle, indir, key, hfunc);
1230 }
1231
1232 static int hns_get_rxnfc(struct net_device *netdev,
1233                          struct ethtool_rxnfc *cmd,
1234                          u32 *rule_locs)
1235 {
1236         struct hns_nic_priv *priv = netdev_priv(netdev);
1237
1238         switch (cmd->cmd) {
1239         case ETHTOOL_GRXRINGS:
1240                 cmd->data = priv->ae_handle->q_num;
1241                 break;
1242         default:
1243                 return -EOPNOTSUPP;
1244         }
1245
1246         return 0;
1247 }
1248
1249 static struct ethtool_ops hns_ethtool_ops = {
1250         .get_drvinfo = hns_nic_get_drvinfo,
1251         .get_link  = hns_nic_get_link,
1252         .get_settings  = hns_nic_get_settings,
1253         .set_settings  = hns_nic_set_settings,
1254         .get_ringparam = hns_get_ringparam,
1255         .get_pauseparam = hns_get_pauseparam,
1256         .set_pauseparam = hns_set_pauseparam,
1257         .get_coalesce = hns_get_coalesce,
1258         .set_coalesce = hns_set_coalesce,
1259         .get_channels = hns_get_channels,
1260         .self_test = hns_nic_self_test,
1261         .get_strings = hns_get_strings,
1262         .get_sset_count = hns_get_sset_count,
1263         .get_ethtool_stats = hns_get_ethtool_stats,
1264         .set_phys_id = hns_set_phys_id,
1265         .get_regs_len = hns_get_regs_len,
1266         .get_regs = hns_get_regs,
1267         .nway_reset = hns_nic_nway_reset,
1268         .get_rxfh_key_size = hns_get_rss_key_size,
1269         .get_rxfh_indir_size = hns_get_rss_indir_size,
1270         .get_rxfh = hns_get_rss,
1271         .set_rxfh = hns_set_rss,
1272         .get_rxnfc = hns_get_rxnfc,
1273 };
1274
1275 void hns_ethtool_set_ops(struct net_device *ndev)
1276 {
1277         ndev->ethtool_ops = &hns_ethtool_ops;
1278 }