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 (net_dev->phydev) {
  52                 if (!genphy_read_status(net_dev->phydev))
  53                         link_stat = net_dev->phydev->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_link_ksettings *cmd)
  68 {
  69         int mdix_ctrl, mdix, retval, is_resolved;
  70         struct phy_device *phy_dev = net_dev->phydev;
  71
  72         if (!phy_dev || !phy_dev->mdio.bus) {
  73                 cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_INVALID;
  74                 cmd->base.eth_tp_mdix = ETH_TP_MDI_INVALID;
  75                 return;
  76         }
  77
  78         phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_MDIX);
  79
  80         retval = phy_read(phy_dev, HNS_PHY_CSC_REG);
  81         mdix_ctrl = hnae_get_field(retval, PHY_MDIX_CTRL_M, PHY_MDIX_CTRL_S);
  82
  83         retval = phy_read(phy_dev, HNS_PHY_CSS_REG);
  84         mdix = hnae_get_bit(retval, PHY_MDIX_STATUS_B);
  85         is_resolved = hnae_get_bit(retval, PHY_SPEED_DUP_RESOLVE_B);
  86
  87         phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER);
  88
  89         switch (mdix_ctrl) {
  90         case 0x0:
  91                 cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI;
  92                 break;
  93         case 0x1:
  94                 cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_X;
  95                 break;
  96         case 0x3:
  97                 cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_AUTO;
  98                 break;
  99         default:
 100                 cmd->base.eth_tp_mdix_ctrl = ETH_TP_MDI_INVALID;
 101                 break;
 102         }
 103
 104         if (!is_resolved)
 105                 cmd->base.eth_tp_mdix = ETH_TP_MDI_INVALID;
 106         else if (mdix)
 107                 cmd->base.eth_tp_mdix = ETH_TP_MDI_X;
 108         else
 109                 cmd->base.eth_tp_mdix = ETH_TP_MDI;
 110 }
 111
 112 /**
 113  *hns_nic_get_link_ksettings - implement ethtool get link ksettings
 114  *@net_dev: net_device
 115  *@cmd: ethtool_link_ksettings
 116  *retuen 0 - success , negative --fail
 117  */
 118 static int hns_nic_get_link_ksettings(struct net_device *net_dev,
 119                                       struct ethtool_link_ksettings *cmd)
 120 {
 121         struct hns_nic_priv *priv = netdev_priv(net_dev);
 122         struct hnae_handle *h;
 123         u32 link_stat;
 124         int ret;
 125         u8 duplex;
 126         u16 speed;
 127         u32 supported, advertising;
 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         ethtool_convert_link_mode_to_legacy_u32(&supported,
 143                                                 cmd->link_modes.supported);
 144         ethtool_convert_link_mode_to_legacy_u32(&advertising,
 145                                                 cmd->link_modes.advertising);
 146
 147         /* When there is no phy, autoneg is off. */
 148         cmd->base.autoneg = false;
 149         cmd->base.speed = speed;
 150         cmd->base.duplex = duplex;
 151
 152         if (net_dev->phydev)
 153                 phy_ethtool_ksettings_get(net_dev->phydev, cmd);
 154
 155         link_stat = hns_nic_get_link(net_dev);
 156         if (!link_stat) {
 157                 cmd->base.speed = (u32)SPEED_UNKNOWN;
 158                 cmd->base.duplex = DUPLEX_UNKNOWN;
 159         }
 160
 161         if (cmd->base.autoneg)
 162                 advertising |= ADVERTISED_Autoneg;
 163
 164         supported |= h->if_support;
 165         if (h->phy_if == PHY_INTERFACE_MODE_SGMII) {
 166                 supported |= SUPPORTED_TP;
 167                 advertising |= ADVERTISED_1000baseT_Full;
 168         } else if (h->phy_if == PHY_INTERFACE_MODE_XGMII) {
 169                 supported |= SUPPORTED_FIBRE;
 170                 advertising |= ADVERTISED_10000baseKR_Full;
 171         }
 172
 173         switch (h->media_type) {
 174         case HNAE_MEDIA_TYPE_FIBER:
 175                 cmd->base.port = PORT_FIBRE;
 176                 break;
 177         case HNAE_MEDIA_TYPE_COPPER:
 178                 cmd->base.port = PORT_TP;
 179                 break;
 180         case HNAE_MEDIA_TYPE_UNKNOWN:
 181         default:
 182                 break;
 183         }
 184
 185         if (!(AE_IS_VER1(priv->enet_ver) && h->port_type == HNAE_PORT_DEBUG))
 186                 supported |= SUPPORTED_Pause;
 187
 188         ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported,
 189                                                 supported);
 190         ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising,
 191                                                 advertising);
 192
 193         cmd->base.mdio_support = ETH_MDIO_SUPPORTS_C45 | ETH_MDIO_SUPPORTS_C22;
 194         hns_get_mdix_mode(net_dev, cmd);
 195
 196         return 0;
 197 }
 198
 199 /**
 200  *hns_nic_set_link_settings - implement ethtool set link ksettings
 201  *@net_dev: net_device
 202  *@cmd: ethtool_link_ksettings
 203  *retuen 0 - success , negative --fail
 204  */
 205 static int hns_nic_set_link_ksettings(struct net_device *net_dev,
 206                                       const struct ethtool_link_ksettings *cmd)
 207 {
 208         struct hns_nic_priv *priv = netdev_priv(net_dev);
 209         struct hnae_handle *h;
 210         u32 speed;
 211
 212         if (!netif_running(net_dev))
 213                 return -ESRCH;
 214
 215         if (!priv || !priv->ae_handle || !priv->ae_handle->dev ||
 216             !priv->ae_handle->dev->ops)
 217                 return -ENODEV;
 218
 219         h = priv->ae_handle;
 220         speed = cmd->base.speed;
 221
 222         if (h->phy_if == PHY_INTERFACE_MODE_XGMII) {
 223                 if (cmd->base.autoneg == AUTONEG_ENABLE ||
 224                     speed != SPEED_10000 ||
 225                     cmd->base.duplex != DUPLEX_FULL)
 226                         return -EINVAL;
 227         } else if (h->phy_if == PHY_INTERFACE_MODE_SGMII) {
 228                 if (!net_dev->phydev && cmd->base.autoneg == AUTONEG_ENABLE)
 229                         return -EINVAL;
 230
 231                 if (speed == SPEED_1000 && cmd->base.duplex == DUPLEX_HALF)
 232                         return -EINVAL;
 233                 if (net_dev->phydev)
 234                         return phy_ethtool_ksettings_set(net_dev->phydev, cmd);
 235
 236                 if ((speed != SPEED_10 && speed != SPEED_100 &&
 237                      speed != SPEED_1000) || (cmd->base.duplex != DUPLEX_HALF &&
 238                      cmd->base.duplex != DUPLEX_FULL))
 239                         return -EINVAL;
 240         } else {
 241                 netdev_err(net_dev, "Not supported!");
 242                 return -ENOTSUPP;
 243         }
 244
 245         if (h->dev->ops->adjust_link) {
 246                 netif_carrier_off(net_dev);
 247                 h->dev->ops->adjust_link(h, (int)speed, cmd->base.duplex);
 248                 netif_carrier_on(net_dev);
 249                 return 0;
 250         }
 251
 252         netdev_err(net_dev, "Not supported!");
 253         return -ENOTSUPP;
 254 }
 255
 256 static const char hns_nic_test_strs[][ETH_GSTRING_LEN] = {
 257         "Mac    Loopback test",
 258         "Serdes Loopback test",
 259         "Phy    Loopback test"
 260 };
 261
 262 static int hns_nic_config_phy_loopback(struct phy_device *phy_dev, u8 en)
 263 {
 264         int err;
 265
 266         if (en) {
 267                 /* Doing phy loopback in offline state, phy resuming is
 268                  * needed to power up the device.
 269                  */
 270                 err = phy_resume(phy_dev);
 271                 if (err)
 272                         goto out;
 273
 274                 err = phy_loopback(phy_dev, true);
 275         } else {
 276                 err = phy_loopback(phy_dev, false);
 277                 if (err)
 278                         goto out;
 279
 280                 err = phy_suspend(phy_dev);
 281         }
 282
 283 out:
 284         return err;
 285 }
 286
 287 static int __lb_setup(struct net_device *ndev,
 288                       enum hnae_loop loop)
 289 {
 290         int ret = 0;
 291         struct hns_nic_priv *priv = netdev_priv(ndev);
 292         struct phy_device *phy_dev = ndev->phydev;
 293         struct hnae_handle *h = priv->ae_handle;
 294
 295         switch (loop) {
 296         case MAC_INTERNALLOOP_PHY:
 297                 ret = hns_nic_config_phy_loopback(phy_dev, 0x1);
 298                 if (!ret)
 299                         ret = h->dev->ops->set_loopback(h, loop, 0x1);
 300                 break;
 301         case MAC_INTERNALLOOP_MAC:
 302                 if ((h->dev->ops->set_loopback) &&
 303                     (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII))
 304                         ret = h->dev->ops->set_loopback(h, loop, 0x1);
 305                 break;
 306         case MAC_INTERNALLOOP_SERDES:
 307                 if (h->dev->ops->set_loopback)
 308                         ret = h->dev->ops->set_loopback(h, loop, 0x1);
 309                 break;
 310         case MAC_LOOP_PHY_NONE:
 311                 ret = hns_nic_config_phy_loopback(phy_dev, 0x0);
 312                 /* fall through */
 313         case MAC_LOOP_NONE:
 314                 if (!ret && h->dev->ops->set_loopback) {
 315                         if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)
 316                                 ret = h->dev->ops->set_loopback(h,
 317                                         MAC_INTERNALLOOP_MAC, 0x0);
 318
 319                         if (!ret)
 320                                 ret = h->dev->ops->set_loopback(h,
 321                                         MAC_INTERNALLOOP_SERDES, 0x0);
 322                 }
 323                 break;
 324         default:
 325                 ret = -EINVAL;
 326                 break;
 327         }
 328
 329         if (!ret) {
 330                 if (loop == MAC_LOOP_NONE)
 331                         h->dev->ops->set_promisc_mode(
 332                                 h, ndev->flags & IFF_PROMISC);
 333                 else
 334                         h->dev->ops->set_promisc_mode(h, 1);
 335         }
 336         return ret;
 337 }
 338
 339 static int __lb_up(struct net_device *ndev,
 340                    enum hnae_loop loop_mode)
 341 {
 342 #define NIC_LB_TEST_WAIT_PHY_LINK_TIME 300
 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         /* wait adjust link done and phy ready */
 370         msleep(NIC_LB_TEST_WAIT_PHY_LINK_TIME);
 371
 372         return 0;
 373 }
 374
 375 static void __lb_other_process(struct hns_nic_ring_data *ring_data,
 376                                struct sk_buff *skb)
 377 {
 378         struct net_device *ndev;
 379         struct hns_nic_priv *priv;
 380         struct hnae_ring *ring;
 381         struct netdev_queue *dev_queue;
 382         struct sk_buff *new_skb;
 383         unsigned int frame_size;
 384         int check_ok;
 385         u32 i;
 386         char buff[33]; /* 32B data and the last character '\0' */
 387
 388         if (!ring_data) { /* Just for doing create frame*/
 389                 ndev = skb->dev;
 390                 priv = netdev_priv(ndev);
 391
 392                 frame_size = skb->len;
 393                 memset(skb->data, 0xFF, frame_size);
 394                 if ((!AE_IS_VER1(priv->enet_ver)) &&
 395                     (priv->ae_handle->port_type == HNAE_PORT_SERVICE)) {
 396                         memcpy(skb->data, ndev->dev_addr, 6);
 397                         skb->data[5] += 0x1f;
 398                 }
 399
 400                 frame_size &= ~1ul;
 401                 memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
 402                 memset(&skb->data[frame_size / 2 + 10], 0xBE,
 403                        frame_size / 2 - 11);
 404                 memset(&skb->data[frame_size / 2 + 12], 0xAF,
 405                        frame_size / 2 - 13);
 406                 return;
 407         }
 408
 409         ring = ring_data->ring;
 410         ndev = ring_data->napi.dev;
 411         if (is_tx_ring(ring)) { /* for tx queue reset*/
 412                 dev_queue = netdev_get_tx_queue(ndev, ring_data->queue_index);
 413                 netdev_tx_reset_queue(dev_queue);
 414                 return;
 415         }
 416
 417         frame_size = skb->len;
 418         frame_size &= ~1ul;
 419         /* for mutl buffer*/
 420         new_skb = skb_copy(skb, GFP_ATOMIC);
 421         dev_kfree_skb_any(skb);
 422         if (!new_skb) {
 423                 netdev_err(ndev, "skb alloc failed\n");
 424                 return;
 425         }
 426         skb = new_skb;
 427
 428         check_ok = 0;
 429         if (*(skb->data + 10) == 0xFF) { /* for rx check frame*/
 430                 if ((*(skb->data + frame_size / 2 + 10) == 0xBE) &&
 431                     (*(skb->data + frame_size / 2 + 12) == 0xAF))
 432                         check_ok = 1;
 433         }
 434
 435         if (check_ok) {
 436                 ndev->stats.rx_packets++;
 437                 ndev->stats.rx_bytes += skb->len;
 438         } else {
 439                 ndev->stats.rx_frame_errors++;
 440                 for (i = 0; i < skb->len; i++) {
 441                         snprintf(buff + i % 16 * 2, 3, /* tailing \0*/
 442                                  "%02x", *(skb->data + i));
 443                         if ((i % 16 == 15) || (i == skb->len - 1))
 444                                 pr_info("%s\n", buff);
 445                 }
 446         }
 447         dev_kfree_skb_any(skb);
 448 }
 449
 450 static int __lb_clean_rings(struct hns_nic_priv *priv,
 451                             int ringid0, int ringid1, int budget)
 452 {
 453         int i, ret;
 454         struct hns_nic_ring_data *ring_data;
 455         struct net_device *ndev = priv->netdev;
 456         unsigned long rx_packets = ndev->stats.rx_packets;
 457         unsigned long rx_bytes = ndev->stats.rx_bytes;
 458         unsigned long rx_frame_errors = ndev->stats.rx_frame_errors;
 459
 460         for (i = ringid0; i <= ringid1; i++) {
 461                 ring_data = &priv->ring_data[i];
 462                 (void)ring_data->poll_one(ring_data,
 463                                           budget, __lb_other_process);
 464         }
 465         ret = (int)(ndev->stats.rx_packets - rx_packets);
 466         ndev->stats.rx_packets = rx_packets;
 467         ndev->stats.rx_bytes = rx_bytes;
 468         ndev->stats.rx_frame_errors = rx_frame_errors;
 469         return ret;
 470 }
 471
 472 /**
 473  * nic_run_loopback_test -  run loopback test
 474  * @nic_dev: net device
 475  * @loopback_type: loopback type
 476  */
 477 static int __lb_run_test(struct net_device *ndev,
 478                          enum hnae_loop loop_mode)
 479 {
 480 #define NIC_LB_TEST_PKT_NUM_PER_CYCLE 1
 481 #define NIC_LB_TEST_RING_ID 0
 482 #define NIC_LB_TEST_FRAME_SIZE 128
 483 /* nic loopback test err  */
 484 #define NIC_LB_TEST_NO_MEM_ERR 1
 485 #define NIC_LB_TEST_TX_CNT_ERR 2
 486 #define NIC_LB_TEST_RX_CNT_ERR 3
 487 #define NIC_LB_TEST_RX_PKG_ERR 4
 488         struct hns_nic_priv *priv = netdev_priv(ndev);
 489         struct hnae_handle *h = priv->ae_handle;
 490         int i, j, lc, good_cnt, ret_val = 0;
 491         unsigned int size;
 492         netdev_tx_t tx_ret_val;
 493         struct sk_buff *skb;
 494
 495         size = NIC_LB_TEST_FRAME_SIZE;
 496         /* allocate test skb */
 497         skb = alloc_skb(size, GFP_KERNEL);
 498         if (!skb)
 499                 return NIC_LB_TEST_NO_MEM_ERR;
 500
 501         /* place data into test skb */
 502         (void)skb_put(skb, size);
 503         skb->dev = ndev;
 504         __lb_other_process(NULL, skb);
 505         skb->queue_mapping = NIC_LB_TEST_RING_ID;
 506
 507         lc = 1;
 508         for (j = 0; j < lc; j++) {
 509                 /* reset count of good packets */
 510                 good_cnt = 0;
 511                 /* place 64 packets on the transmit queue*/
 512                 for (i = 0; i < NIC_LB_TEST_PKT_NUM_PER_CYCLE; i++) {
 513                         (void)skb_get(skb);
 514
 515                         tx_ret_val = (netdev_tx_t)hns_nic_net_xmit_hw(
 516                                 ndev, skb,
 517                                 &tx_ring_data(priv, skb->queue_mapping));
 518                         if (tx_ret_val == NETDEV_TX_OK)
 519                                 good_cnt++;
 520                         else
 521                                 break;
 522                 }
 523                 if (good_cnt != NIC_LB_TEST_PKT_NUM_PER_CYCLE) {
 524                         ret_val = NIC_LB_TEST_TX_CNT_ERR;
 525                         dev_err(priv->dev, "%s sent fail, cnt=0x%x, budget=0x%x\n",
 526                                 hns_nic_test_strs[loop_mode], good_cnt,
 527                                 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
 528                         break;
 529                 }
 530
 531                 /* allow 100 milliseconds for packets to go from Tx to Rx */
 532                 msleep(100);
 533
 534                 good_cnt = __lb_clean_rings(priv,
 535                                             h->q_num, h->q_num * 2 - 1,
 536                                             NIC_LB_TEST_PKT_NUM_PER_CYCLE);
 537                 if (good_cnt != NIC_LB_TEST_PKT_NUM_PER_CYCLE) {
 538                         ret_val = NIC_LB_TEST_RX_CNT_ERR;
 539                         dev_err(priv->dev, "%s recv fail, cnt=0x%x, budget=0x%x\n",
 540                                 hns_nic_test_strs[loop_mode], good_cnt,
 541                                 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
 542                         break;
 543                 }
 544                 (void)__lb_clean_rings(priv,
 545                                        NIC_LB_TEST_RING_ID, NIC_LB_TEST_RING_ID,
 546                                        NIC_LB_TEST_PKT_NUM_PER_CYCLE);
 547         }
 548
 549         /* free the original skb */
 550         kfree_skb(skb);
 551
 552         return ret_val;
 553 }
 554
 555 static int __lb_down(struct net_device *ndev, enum hnae_loop loop)
 556 {
 557         struct hns_nic_priv *priv = netdev_priv(ndev);
 558         struct hnae_handle *h = priv->ae_handle;
 559         int ret;
 560
 561         if (loop == MAC_INTERNALLOOP_PHY)
 562                 ret = __lb_setup(ndev, MAC_LOOP_PHY_NONE);
 563         else
 564                 ret = __lb_setup(ndev, MAC_LOOP_NONE);
 565         if (ret)
 566                 netdev_err(ndev, "%s: __lb_setup return error(%d)!\n",
 567                            __func__,
 568                            ret);
 569
 570         if (h->dev->ops->stop)
 571                 h->dev->ops->stop(h);
 572
 573         usleep_range(10000, 20000);
 574         (void)__lb_clean_rings(priv, 0, h->q_num - 1, 256);
 575
 576         hns_nic_net_reset(ndev);
 577
 578         return 0;
 579 }
 580
 581 /**
 582  * hns_nic_self_test - self test
 583  * @dev: net device
 584  * @eth_test: test cmd
 585  * @data: test result
 586  */
 587 static void hns_nic_self_test(struct net_device *ndev,
 588                               struct ethtool_test *eth_test, u64 *data)
 589 {
 590         struct hns_nic_priv *priv = netdev_priv(ndev);
 591         bool if_running = netif_running(ndev);
 592 #define SELF_TEST_TPYE_NUM 3
 593         int st_param[SELF_TEST_TPYE_NUM][2];
 594         int i;
 595         int test_index = 0;
 596
 597         st_param[0][0] = MAC_INTERNALLOOP_MAC; /* XGE not supported lb */
 598         st_param[0][1] = (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII);
 599         st_param[1][0] = MAC_INTERNALLOOP_SERDES;
 600         st_param[1][1] = 1; /*serdes must exist*/
 601         st_param[2][0] = MAC_INTERNALLOOP_PHY; /* only supporte phy node*/
 602         st_param[2][1] = ((!!(priv->ae_handle->phy_dev)) &&
 603                 (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII));
 604
 605         if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
 606                 set_bit(NIC_STATE_TESTING, &priv->state);
 607
 608                 if (if_running)
 609                         dev_close(ndev);
 610
 611                 for (i = 0; i < SELF_TEST_TPYE_NUM; i++) {
 612                         if (!st_param[i][1])
 613                                 continue;       /* NEXT testing */
 614
 615                         data[test_index] = __lb_up(ndev,
 616                                 (enum hnae_loop)st_param[i][0]);
 617                         if (!data[test_index]) {
 618                                 data[test_index] = __lb_run_test(
 619                                         ndev, (enum hnae_loop)st_param[i][0]);
 620                                 (void)__lb_down(ndev,
 621                                                 (enum hnae_loop)st_param[i][0]);
 622                         }
 623
 624                         if (data[test_index])
 625                                 eth_test->flags |= ETH_TEST_FL_FAILED;
 626
 627                         test_index++;
 628                 }
 629
 630                 hns_nic_net_reset(priv->netdev);
 631
 632                 clear_bit(NIC_STATE_TESTING, &priv->state);
 633
 634                 if (if_running)
 635                         (void)dev_open(ndev);
 636         }
 637         /* Online tests aren't run; pass by default */
 638
 639         (void)msleep_interruptible(4 * 1000);
 640 }
 641
 642 /**
 643  * hns_nic_get_drvinfo - get net driver info
 644  * @dev: net device
 645  * @drvinfo: driver info
 646  */
 647 static void hns_nic_get_drvinfo(struct net_device *net_dev,
 648                                 struct ethtool_drvinfo *drvinfo)
 649 {
 650         struct hns_nic_priv *priv = netdev_priv(net_dev);
 651
 652         strncpy(drvinfo->version, HNAE_DRIVER_VERSION,
 653                 sizeof(drvinfo->version));
 654         drvinfo->version[sizeof(drvinfo->version) - 1] = '\0';
 655
 656         strncpy(drvinfo->driver, HNAE_DRIVER_NAME, sizeof(drvinfo->driver));
 657         drvinfo->driver[sizeof(drvinfo->driver) - 1] = '\0';
 658
 659         strncpy(drvinfo->bus_info, priv->dev->bus->name,
 660                 sizeof(drvinfo->bus_info));
 661         drvinfo->bus_info[ETHTOOL_BUSINFO_LEN - 1] = '\0';
 662
 663         strncpy(drvinfo->fw_version, "N/A", ETHTOOL_FWVERS_LEN);
 664         drvinfo->eedump_len = 0;
 665 }
 666
 667 /**
 668  * hns_get_ringparam - get ring parameter
 669  * @dev: net device
 670  * @param: ethtool parameter
 671  */
 672 static void hns_get_ringparam(struct net_device *net_dev,
 673                               struct ethtool_ringparam *param)
 674 {
 675         struct hns_nic_priv *priv = netdev_priv(net_dev);
 676         struct hnae_ae_ops *ops;
 677         struct hnae_queue *queue;
 678         u32 uplimit = 0;
 679
 680         queue = priv->ae_handle->qs[0];
 681         ops = priv->ae_handle->dev->ops;
 682
 683         if (ops->get_ring_bdnum_limit)
 684                 ops->get_ring_bdnum_limit(queue, &uplimit);
 685
 686         param->rx_max_pending = uplimit;
 687         param->tx_max_pending = uplimit;
 688         param->rx_pending = queue->rx_ring.desc_num;
 689         param->tx_pending = queue->tx_ring.desc_num;
 690 }
 691
 692 /**
 693  * hns_get_pauseparam - get pause parameter
 694  * @dev: net device
 695  * @param: pause parameter
 696  */
 697 static void hns_get_pauseparam(struct net_device *net_dev,
 698                                struct ethtool_pauseparam *param)
 699 {
 700         struct hns_nic_priv *priv = netdev_priv(net_dev);
 701         struct hnae_ae_ops *ops;
 702
 703         ops = priv->ae_handle->dev->ops;
 704
 705         if (ops->get_pauseparam)
 706                 ops->get_pauseparam(priv->ae_handle, &param->autoneg,
 707                                             &param->rx_pause, &param->tx_pause);
 708 }
 709
 710 /**
 711  * hns_set_pauseparam - set pause parameter
 712  * @dev: net device
 713  * @param: pause parameter
 714  *
 715  * Return 0 on success, negative on failure
 716  */
 717 static int hns_set_pauseparam(struct net_device *net_dev,
 718                               struct ethtool_pauseparam *param)
 719 {
 720         struct hns_nic_priv *priv = netdev_priv(net_dev);
 721         struct hnae_handle *h;
 722         struct hnae_ae_ops *ops;
 723
 724         h = priv->ae_handle;
 725         ops = h->dev->ops;
 726
 727         if (!ops->set_pauseparam)
 728                 return -ESRCH;
 729
 730         return ops->set_pauseparam(priv->ae_handle, param->autoneg,
 731                                    param->rx_pause, param->tx_pause);
 732 }
 733
 734 /**
 735  * hns_get_coalesce - get coalesce info.
 736  * @dev: net device
 737  * @ec: coalesce info.
 738  *
 739  * Return 0 on success, negative on failure.
 740  */
 741 static int hns_get_coalesce(struct net_device *net_dev,
 742                             struct ethtool_coalesce *ec)
 743 {
 744         struct hns_nic_priv *priv = netdev_priv(net_dev);
 745         struct hnae_ae_ops *ops;
 746
 747         ops = priv->ae_handle->dev->ops;
 748
 749         ec->use_adaptive_rx_coalesce = priv->ae_handle->coal_adapt_en;
 750         ec->use_adaptive_tx_coalesce = priv->ae_handle->coal_adapt_en;
 751
 752         if ((!ops->get_coalesce_usecs) ||
 753             (!ops->get_max_coalesced_frames))
 754                 return -ESRCH;
 755
 756         ops->get_coalesce_usecs(priv->ae_handle,
 757                                         &ec->tx_coalesce_usecs,
 758                                         &ec->rx_coalesce_usecs);
 759
 760         ops->get_max_coalesced_frames(
 761                 priv->ae_handle,
 762                 &ec->tx_max_coalesced_frames,
 763                 &ec->rx_max_coalesced_frames);
 764
 765         ops->get_coalesce_range(priv->ae_handle,
 766                                 &ec->tx_max_coalesced_frames_low,
 767                                 &ec->rx_max_coalesced_frames_low,
 768                                 &ec->tx_max_coalesced_frames_high,
 769                                 &ec->rx_max_coalesced_frames_high,
 770                                 &ec->tx_coalesce_usecs_low,
 771                                 &ec->rx_coalesce_usecs_low,
 772                                 &ec->tx_coalesce_usecs_high,
 773                                 &ec->rx_coalesce_usecs_high);
 774
 775         return 0;
 776 }
 777
 778 /**
 779  * hns_set_coalesce - set coalesce info.
 780  * @dev: net device
 781  * @ec: coalesce info.
 782  *
 783  * Return 0 on success, negative on failure.
 784  */
 785 static int hns_set_coalesce(struct net_device *net_dev,
 786                             struct ethtool_coalesce *ec)
 787 {
 788         struct hns_nic_priv *priv = netdev_priv(net_dev);
 789         struct hnae_ae_ops *ops;
 790         int rc1, rc2;
 791
 792         ops = priv->ae_handle->dev->ops;
 793
 794         if (ec->tx_coalesce_usecs != ec->rx_coalesce_usecs)
 795                 return -EINVAL;
 796
 797         if ((!ops->set_coalesce_usecs) ||
 798             (!ops->set_coalesce_frames))
 799                 return -ESRCH;
 800
 801         if (ec->use_adaptive_rx_coalesce != priv->ae_handle->coal_adapt_en)
 802                 priv->ae_handle->coal_adapt_en = ec->use_adaptive_rx_coalesce;
 803
 804         rc1 = ops->set_coalesce_usecs(priv->ae_handle,
 805                                       ec->rx_coalesce_usecs);
 806
 807         rc2 = ops->set_coalesce_frames(priv->ae_handle,
 808                                        ec->tx_max_coalesced_frames,
 809                                        ec->rx_max_coalesced_frames);
 810
 811         if (rc1 || rc2)
 812                 return -EINVAL;
 813
 814         return 0;
 815 }
 816
 817 /**
 818  * hns_get_channels - get channel info.
 819  * @dev: net device
 820  * @ch: channel info.
 821  */
 822 static void
 823 hns_get_channels(struct net_device *net_dev, struct ethtool_channels *ch)
 824 {
 825         struct hns_nic_priv *priv = netdev_priv(net_dev);
 826
 827         ch->max_rx = priv->ae_handle->q_num;
 828         ch->max_tx = priv->ae_handle->q_num;
 829
 830         ch->rx_count = priv->ae_handle->q_num;
 831         ch->tx_count = priv->ae_handle->q_num;
 832 }
 833
 834 /**
 835  * get_ethtool_stats - get detail statistics.
 836  * @dev: net device
 837  * @stats: statistics info.
 838  * @data: statistics data.
 839  */
 840 static void hns_get_ethtool_stats(struct net_device *netdev,
 841                                   struct ethtool_stats *stats, u64 *data)
 842 {
 843         u64 *p = data;
 844         struct hns_nic_priv *priv = netdev_priv(netdev);
 845         struct hnae_handle *h = priv->ae_handle;
 846         const struct rtnl_link_stats64 *net_stats;
 847         struct rtnl_link_stats64 temp;
 848
 849         if (!h->dev->ops->get_stats || !h->dev->ops->update_stats) {
 850                 netdev_err(netdev, "get_stats or update_stats is null!\n");
 851                 return;
 852         }
 853
 854         h->dev->ops->update_stats(h, &netdev->stats);
 855
 856         net_stats = dev_get_stats(netdev, &temp);
 857
 858         /* get netdev statistics */
 859         p[0] = net_stats->rx_packets;
 860         p[1] = net_stats->tx_packets;
 861         p[2] = net_stats->rx_bytes;
 862         p[3] = net_stats->tx_bytes;
 863         p[4] = net_stats->rx_errors;
 864         p[5] = net_stats->tx_errors;
 865         p[6] = net_stats->rx_dropped;
 866         p[7] = net_stats->tx_dropped;
 867         p[8] = net_stats->multicast;
 868         p[9] = net_stats->collisions;
 869         p[10] = net_stats->rx_over_errors;
 870         p[11] = net_stats->rx_crc_errors;
 871         p[12] = net_stats->rx_frame_errors;
 872         p[13] = net_stats->rx_fifo_errors;
 873         p[14] = net_stats->rx_missed_errors;
 874         p[15] = net_stats->tx_aborted_errors;
 875         p[16] = net_stats->tx_carrier_errors;
 876         p[17] = net_stats->tx_fifo_errors;
 877         p[18] = net_stats->tx_heartbeat_errors;
 878         p[19] = net_stats->rx_length_errors;
 879         p[20] = net_stats->tx_window_errors;
 880         p[21] = net_stats->rx_compressed;
 881         p[22] = net_stats->tx_compressed;
 882
 883         p[23] = netdev->rx_dropped.counter;
 884         p[24] = netdev->tx_dropped.counter;
 885
 886         p[25] = priv->tx_timeout_count;
 887
 888         /* get driver statistics */
 889         h->dev->ops->get_stats(h, &p[26]);
 890 }
 891
 892 /**
 893  * get_strings: Return a set of strings that describe the requested objects
 894  * @dev: net device
 895  * @stats: string set ID.
 896  * @data: objects data.
 897  */
 898 static void hns_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
 899 {
 900         struct hns_nic_priv *priv = netdev_priv(netdev);
 901         struct hnae_handle *h = priv->ae_handle;
 902         char *buff = (char *)data;
 903
 904         if (!h->dev->ops->get_strings) {
 905                 netdev_err(netdev, "h->dev->ops->get_strings is null!\n");
 906                 return;
 907         }
 908
 909         if (stringset == ETH_SS_TEST) {
 910                 if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII) {
 911                         memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_MAC],
 912                                ETH_GSTRING_LEN);
 913                         buff += ETH_GSTRING_LEN;
 914                 }
 915                 memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_SERDES],
 916                        ETH_GSTRING_LEN);
 917                 buff += ETH_GSTRING_LEN;
 918                 if ((netdev->phydev) && (!netdev->phydev->is_c45))
 919                         memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_PHY],
 920                                ETH_GSTRING_LEN);
 921
 922         } else {
 923                 snprintf(buff, ETH_GSTRING_LEN, "rx_packets");
 924                 buff = buff + ETH_GSTRING_LEN;
 925                 snprintf(buff, ETH_GSTRING_LEN, "tx_packets");
 926                 buff = buff + ETH_GSTRING_LEN;
 927                 snprintf(buff, ETH_GSTRING_LEN, "rx_bytes");
 928                 buff = buff + ETH_GSTRING_LEN;
 929                 snprintf(buff, ETH_GSTRING_LEN, "tx_bytes");
 930                 buff = buff + ETH_GSTRING_LEN;
 931                 snprintf(buff, ETH_GSTRING_LEN, "rx_errors");
 932                 buff = buff + ETH_GSTRING_LEN;
 933                 snprintf(buff, ETH_GSTRING_LEN, "tx_errors");
 934                 buff = buff + ETH_GSTRING_LEN;
 935                 snprintf(buff, ETH_GSTRING_LEN, "rx_dropped");
 936                 buff = buff + ETH_GSTRING_LEN;
 937                 snprintf(buff, ETH_GSTRING_LEN, "tx_dropped");
 938                 buff = buff + ETH_GSTRING_LEN;
 939                 snprintf(buff, ETH_GSTRING_LEN, "multicast");
 940                 buff = buff + ETH_GSTRING_LEN;
 941                 snprintf(buff, ETH_GSTRING_LEN, "collisions");
 942                 buff = buff + ETH_GSTRING_LEN;
 943                 snprintf(buff, ETH_GSTRING_LEN, "rx_over_errors");
 944                 buff = buff + ETH_GSTRING_LEN;
 945                 snprintf(buff, ETH_GSTRING_LEN, "rx_crc_errors");
 946                 buff = buff + ETH_GSTRING_LEN;
 947                 snprintf(buff, ETH_GSTRING_LEN, "rx_frame_errors");
 948                 buff = buff + ETH_GSTRING_LEN;
 949                 snprintf(buff, ETH_GSTRING_LEN, "rx_fifo_errors");
 950                 buff = buff + ETH_GSTRING_LEN;
 951                 snprintf(buff, ETH_GSTRING_LEN, "rx_missed_errors");
 952                 buff = buff + ETH_GSTRING_LEN;
 953                 snprintf(buff, ETH_GSTRING_LEN, "tx_aborted_errors");
 954                 buff = buff + ETH_GSTRING_LEN;
 955                 snprintf(buff, ETH_GSTRING_LEN, "tx_carrier_errors");
 956                 buff = buff + ETH_GSTRING_LEN;
 957                 snprintf(buff, ETH_GSTRING_LEN, "tx_fifo_errors");
 958                 buff = buff + ETH_GSTRING_LEN;
 959                 snprintf(buff, ETH_GSTRING_LEN, "tx_heartbeat_errors");
 960                 buff = buff + ETH_GSTRING_LEN;
 961                 snprintf(buff, ETH_GSTRING_LEN, "rx_length_errors");
 962                 buff = buff + ETH_GSTRING_LEN;
 963                 snprintf(buff, ETH_GSTRING_LEN, "tx_window_errors");
 964                 buff = buff + ETH_GSTRING_LEN;
 965                 snprintf(buff, ETH_GSTRING_LEN, "rx_compressed");
 966                 buff = buff + ETH_GSTRING_LEN;
 967                 snprintf(buff, ETH_GSTRING_LEN, "tx_compressed");
 968                 buff = buff + ETH_GSTRING_LEN;
 969                 snprintf(buff, ETH_GSTRING_LEN, "netdev_rx_dropped");
 970                 buff = buff + ETH_GSTRING_LEN;
 971                 snprintf(buff, ETH_GSTRING_LEN, "netdev_tx_dropped");
 972                 buff = buff + ETH_GSTRING_LEN;
 973
 974                 snprintf(buff, ETH_GSTRING_LEN, "netdev_tx_timeout");
 975                 buff = buff + ETH_GSTRING_LEN;
 976
 977                 h->dev->ops->get_strings(h, stringset, (u8 *)buff);
 978         }
 979 }
 980
 981 /**
 982  * nic_get_sset_count - get string set count witch returned by nic_get_strings.
 983  * @dev: net device
 984  * @stringset: string set index, 0: self test string; 1: statistics string.
 985  *
 986  * Return string set count.
 987  */
 988 static int hns_get_sset_count(struct net_device *netdev, int stringset)
 989 {
 990         struct hns_nic_priv *priv = netdev_priv(netdev);
 991         struct hnae_handle *h = priv->ae_handle;
 992         struct hnae_ae_ops *ops = h->dev->ops;
 993
 994         if (!ops->get_sset_count) {
 995                 netdev_err(netdev, "get_sset_count is null!\n");
 996                 return -EOPNOTSUPP;
 997         }
 998         if (stringset == ETH_SS_TEST) {
 999                 u32 cnt = (sizeof(hns_nic_test_strs) / ETH_GSTRING_LEN);
1000
1001                 if (priv->ae_handle->phy_if == PHY_INTERFACE_MODE_XGMII)
1002                         cnt--;
1003
1004                 if ((!netdev->phydev) || (netdev->phydev->is_c45))
1005                         cnt--;
1006
1007                 return cnt;
1008         } else if (stringset == ETH_SS_STATS) {
1009                 return (HNS_NET_STATS_CNT + ops->get_sset_count(h, stringset));
1010         } else {
1011                 return -EOPNOTSUPP;
1012         }
1013 }
1014
1015 /**
1016  * hns_phy_led_set - set phy LED status.
1017  * @dev: net device
1018  * @value: LED state.
1019  *
1020  * Return 0 on success, negative on failure.
1021  */
1022 static int hns_phy_led_set(struct net_device *netdev, int value)
1023 {
1024         int retval;
1025         struct phy_device *phy_dev = netdev->phydev;
1026
1027         retval = phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_LED);
1028         retval |= phy_write(phy_dev, HNS_LED_FC_REG, value);
1029         retval |= phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER);
1030         if (retval) {
1031                 netdev_err(netdev, "mdiobus_write fail !\n");
1032                 return retval;
1033         }
1034         return 0;
1035 }
1036
1037 /**
1038  * nic_set_phys_id - set phy identify LED.
1039  * @dev: net device
1040  * @state: LED state.
1041  *
1042  * Return 0 on success, negative on failure.
1043  */
1044 static int
1045 hns_set_phys_id(struct net_device *netdev, enum ethtool_phys_id_state state)
1046 {
1047         struct hns_nic_priv *priv = netdev_priv(netdev);
1048         struct hnae_handle *h = priv->ae_handle;
1049         struct phy_device *phy_dev = netdev->phydev;
1050         int ret;
1051
1052         if (phy_dev)
1053                 switch (state) {
1054                 case ETHTOOL_ID_ACTIVE:
1055                         ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1056                                         HNS_PHY_PAGE_LED);
1057                         if (ret)
1058                                 return ret;
1059
1060                         priv->phy_led_val = phy_read(phy_dev, HNS_LED_FC_REG);
1061
1062                         ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1063                                         HNS_PHY_PAGE_COPPER);
1064                         if (ret)
1065                                 return ret;
1066                         return 2;
1067                 case ETHTOOL_ID_ON:
1068                         ret = hns_phy_led_set(netdev, HNS_LED_FORCE_ON);
1069                         if (ret)
1070                                 return ret;
1071                         break;
1072                 case ETHTOOL_ID_OFF:
1073                         ret = hns_phy_led_set(netdev, HNS_LED_FORCE_OFF);
1074                         if (ret)
1075                                 return ret;
1076                         break;
1077                 case ETHTOOL_ID_INACTIVE:
1078                         ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1079                                         HNS_PHY_PAGE_LED);
1080                         if (ret)
1081                                 return ret;
1082
1083                         ret = phy_write(phy_dev, HNS_LED_FC_REG,
1084                                         priv->phy_led_val);
1085                         if (ret)
1086                                 return ret;
1087
1088                         ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1089                                         HNS_PHY_PAGE_COPPER);
1090                         if (ret)
1091                                 return ret;
1092                         break;
1093                 default:
1094                         return -EINVAL;
1095                 }
1096         else
1097                 switch (state) {
1098                 case ETHTOOL_ID_ACTIVE:
1099                         return h->dev->ops->set_led_id(h, HNAE_LED_ACTIVE);
1100                 case ETHTOOL_ID_ON:
1101                         return h->dev->ops->set_led_id(h, HNAE_LED_ON);
1102                 case ETHTOOL_ID_OFF:
1103                         return h->dev->ops->set_led_id(h, HNAE_LED_OFF);
1104                 case ETHTOOL_ID_INACTIVE:
1105                         return h->dev->ops->set_led_id(h, HNAE_LED_INACTIVE);
1106                 default:
1107                         return -EINVAL;
1108                 }
1109
1110         return 0;
1111 }
1112
1113 /**
1114  * hns_get_regs - get net device register
1115  * @dev: net device
1116  * @cmd: ethtool cmd
1117  * @date: register data
1118  */
1119 static void hns_get_regs(struct net_device *net_dev, struct ethtool_regs *cmd,
1120                          void *data)
1121 {
1122         struct hns_nic_priv *priv = netdev_priv(net_dev);
1123         struct hnae_ae_ops *ops;
1124
1125         ops = priv->ae_handle->dev->ops;
1126
1127         cmd->version = HNS_CHIP_VERSION;
1128         if (!ops->get_regs) {
1129                 netdev_err(net_dev, "ops->get_regs is null!\n");
1130                 return;
1131         }
1132         ops->get_regs(priv->ae_handle, data);
1133 }
1134
1135 /**
1136  * nic_get_regs_len - get total register len.
1137  * @dev: net device
1138  *
1139  * Return total register len.
1140  */
1141 static int hns_get_regs_len(struct net_device *net_dev)
1142 {
1143         u32 reg_num;
1144         struct hns_nic_priv *priv = netdev_priv(net_dev);
1145         struct hnae_ae_ops *ops;
1146
1147         ops = priv->ae_handle->dev->ops;
1148         if (!ops->get_regs_len) {
1149                 netdev_err(net_dev, "ops->get_regs_len is null!\n");
1150                 return -EOPNOTSUPP;
1151         }
1152
1153         reg_num = ops->get_regs_len(priv->ae_handle);
1154         if (reg_num > 0)
1155                 return reg_num * sizeof(u32);
1156         else
1157                 return reg_num; /* error code */
1158 }
1159
1160 /**
1161  * hns_nic_nway_reset - nway reset
1162  * @dev: net device
1163  *
1164  * Return 0 on success, negative on failure
1165  */
1166 static int hns_nic_nway_reset(struct net_device *netdev)
1167 {
1168         struct phy_device *phy = netdev->phydev;
1169
1170         if (!netif_running(netdev))
1171                 return 0;
1172
1173         if (!phy)
1174                 return -EOPNOTSUPP;
1175
1176         if (phy->autoneg != AUTONEG_ENABLE)
1177                 return -EINVAL;
1178
1179         return genphy_restart_aneg(phy);
1180 }
1181
1182 static u32
1183 hns_get_rss_key_size(struct net_device *netdev)
1184 {
1185         struct hns_nic_priv *priv = netdev_priv(netdev);
1186         struct hnae_ae_ops *ops;
1187
1188         if (AE_IS_VER1(priv->enet_ver)) {
1189                 netdev_err(netdev,
1190                            "RSS feature is not supported on this hardware\n");
1191                 return 0;
1192         }
1193
1194         ops = priv->ae_handle->dev->ops;
1195         return ops->get_rss_key_size(priv->ae_handle);
1196 }
1197
1198 static u32
1199 hns_get_rss_indir_size(struct net_device *netdev)
1200 {
1201         struct hns_nic_priv *priv = netdev_priv(netdev);
1202         struct hnae_ae_ops *ops;
1203
1204         if (AE_IS_VER1(priv->enet_ver)) {
1205                 netdev_err(netdev,
1206                            "RSS feature is not supported on this hardware\n");
1207                 return 0;
1208         }
1209
1210         ops = priv->ae_handle->dev->ops;
1211         return ops->get_rss_indir_size(priv->ae_handle);
1212 }
1213
1214 static int
1215 hns_get_rss(struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc)
1216 {
1217         struct hns_nic_priv *priv = netdev_priv(netdev);
1218         struct hnae_ae_ops *ops;
1219
1220         if (AE_IS_VER1(priv->enet_ver)) {
1221                 netdev_err(netdev,
1222                            "RSS feature is not supported on this hardware\n");
1223                 return -EOPNOTSUPP;
1224         }
1225
1226         ops = priv->ae_handle->dev->ops;
1227
1228         if (!indir)
1229                 return 0;
1230
1231         return ops->get_rss(priv->ae_handle, indir, key, hfunc);
1232 }
1233
1234 static int
1235 hns_set_rss(struct net_device *netdev, const u32 *indir, const u8 *key,
1236             const u8 hfunc)
1237 {
1238         struct hns_nic_priv *priv = netdev_priv(netdev);
1239         struct hnae_ae_ops *ops;
1240
1241         if (AE_IS_VER1(priv->enet_ver)) {
1242                 netdev_err(netdev,
1243                            "RSS feature is not supported on this hardware\n");
1244                 return -EOPNOTSUPP;
1245         }
1246
1247         ops = priv->ae_handle->dev->ops;
1248
1249         if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) {
1250                 netdev_err(netdev, "Invalid hfunc!\n");
1251                 return -EOPNOTSUPP;
1252         }
1253
1254         return ops->set_rss(priv->ae_handle, indir, key, hfunc);
1255 }
1256
1257 static int hns_get_rxnfc(struct net_device *netdev,
1258                          struct ethtool_rxnfc *cmd,
1259                          u32 *rule_locs)
1260 {
1261         struct hns_nic_priv *priv = netdev_priv(netdev);
1262
1263         switch (cmd->cmd) {
1264         case ETHTOOL_GRXRINGS:
1265                 cmd->data = priv->ae_handle->q_num;
1266                 break;
1267         default:
1268                 return -EOPNOTSUPP;
1269         }
1270
1271         return 0;
1272 }
1273
1274 static const struct ethtool_ops hns_ethtool_ops = {
1275         .get_drvinfo = hns_nic_get_drvinfo,
1276         .get_link  = hns_nic_get_link,
1277         .get_ringparam = hns_get_ringparam,
1278         .get_pauseparam = hns_get_pauseparam,
1279         .set_pauseparam = hns_set_pauseparam,
1280         .get_coalesce = hns_get_coalesce,
1281         .set_coalesce = hns_set_coalesce,
1282         .get_channels = hns_get_channels,
1283         .self_test = hns_nic_self_test,
1284         .get_strings = hns_get_strings,
1285         .get_sset_count = hns_get_sset_count,
1286         .get_ethtool_stats = hns_get_ethtool_stats,
1287         .set_phys_id = hns_set_phys_id,
1288         .get_regs_len = hns_get_regs_len,
1289         .get_regs = hns_get_regs,
1290         .nway_reset = hns_nic_nway_reset,
1291         .get_rxfh_key_size = hns_get_rss_key_size,
1292         .get_rxfh_indir_size = hns_get_rss_indir_size,
1293         .get_rxfh = hns_get_rss,
1294         .set_rxfh = hns_set_rss,
1295         .get_rxnfc = hns_get_rxnfc,
1296         .get_link_ksettings  = hns_nic_get_link_ksettings,
1297         .set_link_ksettings  = hns_nic_set_link_ksettings,
1298 };
1299
1300 void hns_ethtool_set_ops(struct net_device *ndev)
1301 {
1302         ndev->ethtool_ops = &hns_ethtool_ops;
1303 }