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         case MAC_LOOP_NONE:
 313                 if (!ret && h->dev->ops->set_loopback) {
 314                         if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)
 315                                 ret = h->dev->ops->set_loopback(h,
 316                                         MAC_INTERNALLOOP_MAC, 0x0);
 317
 318                         if (!ret)
 319                                 ret = h->dev->ops->set_loopback(h,
 320                                         MAC_INTERNALLOOP_SERDES, 0x0);
 321                 }
 322                 break;
 323         default:
 324                 ret = -EINVAL;
 325                 break;
 326         }
 327
 328         if (!ret) {
 329                 if (loop == MAC_LOOP_NONE)
 330                         h->dev->ops->set_promisc_mode(
 331                                 h, ndev->flags & IFF_PROMISC);
 332                 else
 333                         h->dev->ops->set_promisc_mode(h, 1);
 334         }
 335         return ret;
 336 }
 337
 338 static int __lb_up(struct net_device *ndev,
 339                    enum hnae_loop loop_mode)
 340 {
 341 #define NIC_LB_TEST_WAIT_PHY_LINK_TIME 300
 342         struct hns_nic_priv *priv = netdev_priv(ndev);
 343         struct hnae_handle *h = priv->ae_handle;
 344         int speed, duplex;
 345         int ret;
 346
 347         hns_nic_net_reset(ndev);
 348
 349         ret = __lb_setup(ndev, loop_mode);
 350         if (ret)
 351                 return ret;
 352
 353         msleep(200);
 354
 355         ret = h->dev->ops->start ? h->dev->ops->start(h) : 0;
 356         if (ret)
 357                 return ret;
 358
 359         /* link adjust duplex*/
 360         if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)
 361                 speed = 1000;
 362         else
 363                 speed = 10000;
 364         duplex = 1;
 365
 366         h->dev->ops->adjust_link(h, speed, duplex);
 367
 368         /* wait adjust link done and phy ready */
 369         msleep(NIC_LB_TEST_WAIT_PHY_LINK_TIME);
 370
 371         return 0;
 372 }
 373
 374 static void __lb_other_process(struct hns_nic_ring_data *ring_data,
 375                                struct sk_buff *skb)
 376 {
 377         struct net_device *ndev;
 378         struct hns_nic_priv *priv;
 379         struct hnae_ring *ring;
 380         struct netdev_queue *dev_queue;
 381         struct sk_buff *new_skb;
 382         unsigned int frame_size;
 383         int check_ok;
 384         u32 i;
 385         char buff[33]; /* 32B data and the last character '\0' */
 386
 387         if (!ring_data) { /* Just for doing create frame*/
 388                 ndev = skb->dev;
 389                 priv = netdev_priv(ndev);
 390
 391                 frame_size = skb->len;
 392                 memset(skb->data, 0xFF, frame_size);
 393                 if ((!AE_IS_VER1(priv->enet_ver)) &&
 394                     (priv->ae_handle->port_type == HNAE_PORT_SERVICE)) {
 395                         memcpy(skb->data, ndev->dev_addr, 6);
 396                         skb->data[5] += 0x1f;
 397                 }
 398
 399                 frame_size &= ~1ul;
 400                 memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
 401                 memset(&skb->data[frame_size / 2 + 10], 0xBE,
 402                        frame_size / 2 - 11);
 403                 memset(&skb->data[frame_size / 2 + 12], 0xAF,
 404                        frame_size / 2 - 13);
 405                 return;
 406         }
 407
 408         ring = ring_data->ring;
 409         ndev = ring_data->napi.dev;
 410         if (is_tx_ring(ring)) { /* for tx queue reset*/
 411                 dev_queue = netdev_get_tx_queue(ndev, ring_data->queue_index);
 412                 netdev_tx_reset_queue(dev_queue);
 413                 return;
 414         }
 415
 416         frame_size = skb->len;
 417         frame_size &= ~1ul;
 418         /* for mutl buffer*/
 419         new_skb = skb_copy(skb, GFP_ATOMIC);
 420         dev_kfree_skb_any(skb);
 421         if (!new_skb) {
 422                 netdev_err(ndev, "skb alloc failed\n");
 423                 return;
 424         }
 425         skb = new_skb;
 426
 427         check_ok = 0;
 428         if (*(skb->data + 10) == 0xFF) { /* for rx check frame*/
 429                 if ((*(skb->data + frame_size / 2 + 10) == 0xBE) &&
 430                     (*(skb->data + frame_size / 2 + 12) == 0xAF))
 431                         check_ok = 1;
 432         }
 433
 434         if (check_ok) {
 435                 ndev->stats.rx_packets++;
 436                 ndev->stats.rx_bytes += skb->len;
 437         } else {
 438                 ndev->stats.rx_frame_errors++;
 439                 for (i = 0; i < skb->len; i++) {
 440                         snprintf(buff + i % 16 * 2, 3, /* tailing \0*/
 441                                  "%02x", *(skb->data + i));
 442                         if ((i % 16 == 15) || (i == skb->len - 1))
 443                                 pr_info("%s\n", buff);
 444                 }
 445         }
 446         dev_kfree_skb_any(skb);
 447 }
 448
 449 static int __lb_clean_rings(struct hns_nic_priv *priv,
 450                             int ringid0, int ringid1, int budget)
 451 {
 452         int i, ret;
 453         struct hns_nic_ring_data *ring_data;
 454         struct net_device *ndev = priv->netdev;
 455         unsigned long rx_packets = ndev->stats.rx_packets;
 456         unsigned long rx_bytes = ndev->stats.rx_bytes;
 457         unsigned long rx_frame_errors = ndev->stats.rx_frame_errors;
 458
 459         for (i = ringid0; i <= ringid1; i++) {
 460                 ring_data = &priv->ring_data[i];
 461                 (void)ring_data->poll_one(ring_data,
 462                                           budget, __lb_other_process);
 463         }
 464         ret = (int)(ndev->stats.rx_packets - rx_packets);
 465         ndev->stats.rx_packets = rx_packets;
 466         ndev->stats.rx_bytes = rx_bytes;
 467         ndev->stats.rx_frame_errors = rx_frame_errors;
 468         return ret;
 469 }
 470
 471 /**
 472  * nic_run_loopback_test -  run loopback test
 473  * @nic_dev: net device
 474  * @loopback_type: loopback type
 475  */
 476 static int __lb_run_test(struct net_device *ndev,
 477                          enum hnae_loop loop_mode)
 478 {
 479 #define NIC_LB_TEST_PKT_NUM_PER_CYCLE 1
 480 #define NIC_LB_TEST_RING_ID 0
 481 #define NIC_LB_TEST_FRAME_SIZE 128
 482 /* nic loopback test err  */
 483 #define NIC_LB_TEST_NO_MEM_ERR 1
 484 #define NIC_LB_TEST_TX_CNT_ERR 2
 485 #define NIC_LB_TEST_RX_CNT_ERR 3
 486 #define NIC_LB_TEST_RX_PKG_ERR 4
 487         struct hns_nic_priv *priv = netdev_priv(ndev);
 488         struct hnae_handle *h = priv->ae_handle;
 489         int i, j, lc, good_cnt, ret_val = 0;
 490         unsigned int size;
 491         netdev_tx_t tx_ret_val;
 492         struct sk_buff *skb;
 493
 494         size = NIC_LB_TEST_FRAME_SIZE;
 495         /* allocate test skb */
 496         skb = alloc_skb(size, GFP_KERNEL);
 497         if (!skb)
 498                 return NIC_LB_TEST_NO_MEM_ERR;
 499
 500         /* place data into test skb */
 501         (void)skb_put(skb, size);
 502         skb->dev = ndev;
 503         __lb_other_process(NULL, skb);
 504         skb->queue_mapping = NIC_LB_TEST_RING_ID;
 505
 506         lc = 1;
 507         for (j = 0; j < lc; j++) {
 508                 /* reset count of good packets */
 509                 good_cnt = 0;
 510                 /* place 64 packets on the transmit queue*/
 511                 for (i = 0; i < NIC_LB_TEST_PKT_NUM_PER_CYCLE; i++) {
 512                         (void)skb_get(skb);
 513
 514                         tx_ret_val = (netdev_tx_t)hns_nic_net_xmit_hw(
 515                                 ndev, skb,
 516                                 &tx_ring_data(priv, skb->queue_mapping));
 517                         if (tx_ret_val == NETDEV_TX_OK)
 518                                 good_cnt++;
 519                         else
 520                                 break;
 521                 }
 522                 if (good_cnt != NIC_LB_TEST_PKT_NUM_PER_CYCLE) {
 523                         ret_val = NIC_LB_TEST_TX_CNT_ERR;
 524                         dev_err(priv->dev, "%s sent fail, cnt=0x%x, budget=0x%x\n",
 525                                 hns_nic_test_strs[loop_mode], good_cnt,
 526                                 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
 527                         break;
 528                 }
 529
 530                 /* allow 100 milliseconds for packets to go from Tx to Rx */
 531                 msleep(100);
 532
 533                 good_cnt = __lb_clean_rings(priv,
 534                                             h->q_num, h->q_num * 2 - 1,
 535                                             NIC_LB_TEST_PKT_NUM_PER_CYCLE);
 536                 if (good_cnt != NIC_LB_TEST_PKT_NUM_PER_CYCLE) {
 537                         ret_val = NIC_LB_TEST_RX_CNT_ERR;
 538                         dev_err(priv->dev, "%s recv fail, cnt=0x%x, budget=0x%x\n",
 539                                 hns_nic_test_strs[loop_mode], good_cnt,
 540                                 NIC_LB_TEST_PKT_NUM_PER_CYCLE);
 541                         break;
 542                 }
 543                 (void)__lb_clean_rings(priv,
 544                                        NIC_LB_TEST_RING_ID, NIC_LB_TEST_RING_ID,
 545                                        NIC_LB_TEST_PKT_NUM_PER_CYCLE);
 546         }
 547
 548         /* free the original skb */
 549         kfree_skb(skb);
 550
 551         return ret_val;
 552 }
 553
 554 static int __lb_down(struct net_device *ndev, enum hnae_loop loop)
 555 {
 556         struct hns_nic_priv *priv = netdev_priv(ndev);
 557         struct hnae_handle *h = priv->ae_handle;
 558         int ret;
 559
 560         if (loop == MAC_INTERNALLOOP_PHY)
 561                 ret = __lb_setup(ndev, MAC_LOOP_PHY_NONE);
 562         else
 563                 ret = __lb_setup(ndev, MAC_LOOP_NONE);
 564         if (ret)
 565                 netdev_err(ndev, "%s: __lb_setup return error(%d)!\n",
 566                            __func__,
 567                            ret);
 568
 569         if (h->dev->ops->stop)
 570                 h->dev->ops->stop(h);
 571
 572         usleep_range(10000, 20000);
 573         (void)__lb_clean_rings(priv, 0, h->q_num - 1, 256);
 574
 575         hns_nic_net_reset(ndev);
 576
 577         return 0;
 578 }
 579
 580 /**
 581  * hns_nic_self_test - self test
 582  * @dev: net device
 583  * @eth_test: test cmd
 584  * @data: test result
 585  */
 586 static void hns_nic_self_test(struct net_device *ndev,
 587                               struct ethtool_test *eth_test, u64 *data)
 588 {
 589         struct hns_nic_priv *priv = netdev_priv(ndev);
 590         bool if_running = netif_running(ndev);
 591 #define SELF_TEST_TPYE_NUM 3
 592         int st_param[SELF_TEST_TPYE_NUM][2];
 593         int i;
 594         int test_index = 0;
 595
 596         st_param[0][0] = MAC_INTERNALLOOP_MAC; /* XGE not supported lb */
 597         st_param[0][1] = (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII);
 598         st_param[1][0] = MAC_INTERNALLOOP_SERDES;
 599         st_param[1][1] = 1; /*serdes must exist*/
 600         st_param[2][0] = MAC_INTERNALLOOP_PHY; /* only supporte phy node*/
 601         st_param[2][1] = ((!!(priv->ae_handle->phy_dev)) &&
 602                 (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII));
 603
 604         if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
 605                 set_bit(NIC_STATE_TESTING, &priv->state);
 606
 607                 if (if_running)
 608                         dev_close(ndev);
 609
 610                 for (i = 0; i < SELF_TEST_TPYE_NUM; i++) {
 611                         if (!st_param[i][1])
 612                                 continue;       /* NEXT testing */
 613
 614                         data[test_index] = __lb_up(ndev,
 615                                 (enum hnae_loop)st_param[i][0]);
 616                         if (!data[test_index]) {
 617                                 data[test_index] = __lb_run_test(
 618                                         ndev, (enum hnae_loop)st_param[i][0]);
 619                                 (void)__lb_down(ndev,
 620                                                 (enum hnae_loop)st_param[i][0]);
 621                         }
 622
 623                         if (data[test_index])
 624                                 eth_test->flags |= ETH_TEST_FL_FAILED;
 625
 626                         test_index++;
 627                 }
 628
 629                 hns_nic_net_reset(priv->netdev);
 630
 631                 clear_bit(NIC_STATE_TESTING, &priv->state);
 632
 633                 if (if_running)
 634                         (void)dev_open(ndev);
 635         }
 636         /* Online tests aren't run; pass by default */
 637
 638         (void)msleep_interruptible(4 * 1000);
 639 }
 640
 641 /**
 642  * hns_nic_get_drvinfo - get net driver info
 643  * @dev: net device
 644  * @drvinfo: driver info
 645  */
 646 static void hns_nic_get_drvinfo(struct net_device *net_dev,
 647                                 struct ethtool_drvinfo *drvinfo)
 648 {
 649         struct hns_nic_priv *priv = netdev_priv(net_dev);
 650
 651         strncpy(drvinfo->version, HNAE_DRIVER_VERSION,
 652                 sizeof(drvinfo->version));
 653         drvinfo->version[sizeof(drvinfo->version) - 1] = '\0';
 654
 655         strncpy(drvinfo->driver, HNAE_DRIVER_NAME, sizeof(drvinfo->driver));
 656         drvinfo->driver[sizeof(drvinfo->driver) - 1] = '\0';
 657
 658         strncpy(drvinfo->bus_info, priv->dev->bus->name,
 659                 sizeof(drvinfo->bus_info));
 660         drvinfo->bus_info[ETHTOOL_BUSINFO_LEN - 1] = '\0';
 661
 662         strncpy(drvinfo->fw_version, "N/A", ETHTOOL_FWVERS_LEN);
 663         drvinfo->eedump_len = 0;
 664 }
 665
 666 /**
 667  * hns_get_ringparam - get ring parameter
 668  * @dev: net device
 669  * @param: ethtool parameter
 670  */
 671 void hns_get_ringparam(struct net_device *net_dev,
 672                        struct ethtool_ringparam *param)
 673 {
 674         struct hns_nic_priv *priv = netdev_priv(net_dev);
 675         struct hnae_ae_ops *ops;
 676         struct hnae_queue *queue;
 677         u32 uplimit = 0;
 678
 679         queue = priv->ae_handle->qs[0];
 680         ops = priv->ae_handle->dev->ops;
 681
 682         if (ops->get_ring_bdnum_limit)
 683                 ops->get_ring_bdnum_limit(queue, &uplimit);
 684
 685         param->rx_max_pending = uplimit;
 686         param->tx_max_pending = uplimit;
 687         param->rx_pending = queue->rx_ring.desc_num;
 688         param->tx_pending = queue->tx_ring.desc_num;
 689 }
 690
 691 /**
 692  * hns_get_pauseparam - get pause parameter
 693  * @dev: net device
 694  * @param: pause parameter
 695  */
 696 static void hns_get_pauseparam(struct net_device *net_dev,
 697                                struct ethtool_pauseparam *param)
 698 {
 699         struct hns_nic_priv *priv = netdev_priv(net_dev);
 700         struct hnae_ae_ops *ops;
 701
 702         ops = priv->ae_handle->dev->ops;
 703
 704         if (ops->get_pauseparam)
 705                 ops->get_pauseparam(priv->ae_handle, &param->autoneg,
 706                                             &param->rx_pause, &param->tx_pause);
 707 }
 708
 709 /**
 710  * hns_set_pauseparam - set pause parameter
 711  * @dev: net device
 712  * @param: pause parameter
 713  *
 714  * Return 0 on success, negative on failure
 715  */
 716 static int hns_set_pauseparam(struct net_device *net_dev,
 717                               struct ethtool_pauseparam *param)
 718 {
 719         struct hns_nic_priv *priv = netdev_priv(net_dev);
 720         struct hnae_handle *h;
 721         struct hnae_ae_ops *ops;
 722
 723         h = priv->ae_handle;
 724         ops = h->dev->ops;
 725
 726         if (!ops->set_pauseparam)
 727                 return -ESRCH;
 728
 729         return ops->set_pauseparam(priv->ae_handle, param->autoneg,
 730                                    param->rx_pause, param->tx_pause);
 731 }
 732
 733 /**
 734  * hns_get_coalesce - get coalesce info.
 735  * @dev: net device
 736  * @ec: coalesce info.
 737  *
 738  * Return 0 on success, negative on failure.
 739  */
 740 static int hns_get_coalesce(struct net_device *net_dev,
 741                             struct ethtool_coalesce *ec)
 742 {
 743         struct hns_nic_priv *priv = netdev_priv(net_dev);
 744         struct hnae_ae_ops *ops;
 745
 746         ops = priv->ae_handle->dev->ops;
 747
 748         ec->use_adaptive_rx_coalesce = priv->ae_handle->coal_adapt_en;
 749         ec->use_adaptive_tx_coalesce = priv->ae_handle->coal_adapt_en;
 750
 751         if ((!ops->get_coalesce_usecs) ||
 752             (!ops->get_max_coalesced_frames))
 753                 return -ESRCH;
 754
 755         ops->get_coalesce_usecs(priv->ae_handle,
 756                                         &ec->tx_coalesce_usecs,
 757                                         &ec->rx_coalesce_usecs);
 758
 759         ops->get_max_coalesced_frames(
 760                 priv->ae_handle,
 761                 &ec->tx_max_coalesced_frames,
 762                 &ec->rx_max_coalesced_frames);
 763
 764         ops->get_coalesce_range(priv->ae_handle,
 765                                 &ec->tx_max_coalesced_frames_low,
 766                                 &ec->rx_max_coalesced_frames_low,
 767                                 &ec->tx_max_coalesced_frames_high,
 768                                 &ec->rx_max_coalesced_frames_high,
 769                                 &ec->tx_coalesce_usecs_low,
 770                                 &ec->rx_coalesce_usecs_low,
 771                                 &ec->tx_coalesce_usecs_high,
 772                                 &ec->rx_coalesce_usecs_high);
 773
 774         return 0;
 775 }
 776
 777 /**
 778  * hns_set_coalesce - set coalesce info.
 779  * @dev: net device
 780  * @ec: coalesce info.
 781  *
 782  * Return 0 on success, negative on failure.
 783  */
 784 static int hns_set_coalesce(struct net_device *net_dev,
 785                             struct ethtool_coalesce *ec)
 786 {
 787         struct hns_nic_priv *priv = netdev_priv(net_dev);
 788         struct hnae_ae_ops *ops;
 789         int rc1, rc2;
 790
 791         ops = priv->ae_handle->dev->ops;
 792
 793         if (ec->tx_coalesce_usecs != ec->rx_coalesce_usecs)
 794                 return -EINVAL;
 795
 796         if ((!ops->set_coalesce_usecs) ||
 797             (!ops->set_coalesce_frames))
 798                 return -ESRCH;
 799
 800         if (ec->use_adaptive_rx_coalesce != priv->ae_handle->coal_adapt_en)
 801                 priv->ae_handle->coal_adapt_en = ec->use_adaptive_rx_coalesce;
 802
 803         rc1 = ops->set_coalesce_usecs(priv->ae_handle,
 804                                       ec->rx_coalesce_usecs);
 805
 806         rc2 = ops->set_coalesce_frames(priv->ae_handle,
 807                                        ec->tx_max_coalesced_frames,
 808                                        ec->rx_max_coalesced_frames);
 809
 810         if (rc1 || rc2)
 811                 return -EINVAL;
 812
 813         return 0;
 814 }
 815
 816 /**
 817  * hns_get_channels - get channel info.
 818  * @dev: net device
 819  * @ch: channel info.
 820  */
 821 void hns_get_channels(struct net_device *net_dev, struct ethtool_channels *ch)
 822 {
 823         struct hns_nic_priv *priv = netdev_priv(net_dev);
 824
 825         ch->max_rx = priv->ae_handle->q_num;
 826         ch->max_tx = priv->ae_handle->q_num;
 827
 828         ch->rx_count = priv->ae_handle->q_num;
 829         ch->tx_count = priv->ae_handle->q_num;
 830 }
 831
 832 /**
 833  * get_ethtool_stats - get detail statistics.
 834  * @dev: net device
 835  * @stats: statistics info.
 836  * @data: statistics data.
 837  */
 838 void hns_get_ethtool_stats(struct net_device *netdev,
 839                            struct ethtool_stats *stats, u64 *data)
 840 {
 841         u64 *p = data;
 842         struct hns_nic_priv *priv = netdev_priv(netdev);
 843         struct hnae_handle *h = priv->ae_handle;
 844         const struct rtnl_link_stats64 *net_stats;
 845         struct rtnl_link_stats64 temp;
 846
 847         if (!h->dev->ops->get_stats || !h->dev->ops->update_stats) {
 848                 netdev_err(netdev, "get_stats or update_stats is null!\n");
 849                 return;
 850         }
 851
 852         h->dev->ops->update_stats(h, &netdev->stats);
 853
 854         net_stats = dev_get_stats(netdev, &temp);
 855
 856         /* get netdev statistics */
 857         p[0] = net_stats->rx_packets;
 858         p[1] = net_stats->tx_packets;
 859         p[2] = net_stats->rx_bytes;
 860         p[3] = net_stats->tx_bytes;
 861         p[4] = net_stats->rx_errors;
 862         p[5] = net_stats->tx_errors;
 863         p[6] = net_stats->rx_dropped;
 864         p[7] = net_stats->tx_dropped;
 865         p[8] = net_stats->multicast;
 866         p[9] = net_stats->collisions;
 867         p[10] = net_stats->rx_over_errors;
 868         p[11] = net_stats->rx_crc_errors;
 869         p[12] = net_stats->rx_frame_errors;
 870         p[13] = net_stats->rx_fifo_errors;
 871         p[14] = net_stats->rx_missed_errors;
 872         p[15] = net_stats->tx_aborted_errors;
 873         p[16] = net_stats->tx_carrier_errors;
 874         p[17] = net_stats->tx_fifo_errors;
 875         p[18] = net_stats->tx_heartbeat_errors;
 876         p[19] = net_stats->rx_length_errors;
 877         p[20] = net_stats->tx_window_errors;
 878         p[21] = net_stats->rx_compressed;
 879         p[22] = net_stats->tx_compressed;
 880
 881         p[23] = netdev->rx_dropped.counter;
 882         p[24] = netdev->tx_dropped.counter;
 883
 884         p[25] = priv->tx_timeout_count;
 885
 886         /* get driver statistics */
 887         h->dev->ops->get_stats(h, &p[26]);
 888 }
 889
 890 /**
 891  * get_strings: Return a set of strings that describe the requested objects
 892  * @dev: net device
 893  * @stats: string set ID.
 894  * @data: objects data.
 895  */
 896 void hns_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
 897 {
 898         struct hns_nic_priv *priv = netdev_priv(netdev);
 899         struct hnae_handle *h = priv->ae_handle;
 900         char *buff = (char *)data;
 901
 902         if (!h->dev->ops->get_strings) {
 903                 netdev_err(netdev, "h->dev->ops->get_strings is null!\n");
 904                 return;
 905         }
 906
 907         if (stringset == ETH_SS_TEST) {
 908                 if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII) {
 909                         memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_MAC],
 910                                ETH_GSTRING_LEN);
 911                         buff += ETH_GSTRING_LEN;
 912                 }
 913                 memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_SERDES],
 914                        ETH_GSTRING_LEN);
 915                 buff += ETH_GSTRING_LEN;
 916                 if ((netdev->phydev) && (!netdev->phydev->is_c45))
 917                         memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_PHY],
 918                                ETH_GSTRING_LEN);
 919
 920         } else {
 921                 snprintf(buff, ETH_GSTRING_LEN, "rx_packets");
 922                 buff = buff + ETH_GSTRING_LEN;
 923                 snprintf(buff, ETH_GSTRING_LEN, "tx_packets");
 924                 buff = buff + ETH_GSTRING_LEN;
 925                 snprintf(buff, ETH_GSTRING_LEN, "rx_bytes");
 926                 buff = buff + ETH_GSTRING_LEN;
 927                 snprintf(buff, ETH_GSTRING_LEN, "tx_bytes");
 928                 buff = buff + ETH_GSTRING_LEN;
 929                 snprintf(buff, ETH_GSTRING_LEN, "rx_errors");
 930                 buff = buff + ETH_GSTRING_LEN;
 931                 snprintf(buff, ETH_GSTRING_LEN, "tx_errors");
 932                 buff = buff + ETH_GSTRING_LEN;
 933                 snprintf(buff, ETH_GSTRING_LEN, "rx_dropped");
 934                 buff = buff + ETH_GSTRING_LEN;
 935                 snprintf(buff, ETH_GSTRING_LEN, "tx_dropped");
 936                 buff = buff + ETH_GSTRING_LEN;
 937                 snprintf(buff, ETH_GSTRING_LEN, "multicast");
 938                 buff = buff + ETH_GSTRING_LEN;
 939                 snprintf(buff, ETH_GSTRING_LEN, "collisions");
 940                 buff = buff + ETH_GSTRING_LEN;
 941                 snprintf(buff, ETH_GSTRING_LEN, "rx_over_errors");
 942                 buff = buff + ETH_GSTRING_LEN;
 943                 snprintf(buff, ETH_GSTRING_LEN, "rx_crc_errors");
 944                 buff = buff + ETH_GSTRING_LEN;
 945                 snprintf(buff, ETH_GSTRING_LEN, "rx_frame_errors");
 946                 buff = buff + ETH_GSTRING_LEN;
 947                 snprintf(buff, ETH_GSTRING_LEN, "rx_fifo_errors");
 948                 buff = buff + ETH_GSTRING_LEN;
 949                 snprintf(buff, ETH_GSTRING_LEN, "rx_missed_errors");
 950                 buff = buff + ETH_GSTRING_LEN;
 951                 snprintf(buff, ETH_GSTRING_LEN, "tx_aborted_errors");
 952                 buff = buff + ETH_GSTRING_LEN;
 953                 snprintf(buff, ETH_GSTRING_LEN, "tx_carrier_errors");
 954                 buff = buff + ETH_GSTRING_LEN;
 955                 snprintf(buff, ETH_GSTRING_LEN, "tx_fifo_errors");
 956                 buff = buff + ETH_GSTRING_LEN;
 957                 snprintf(buff, ETH_GSTRING_LEN, "tx_heartbeat_errors");
 958                 buff = buff + ETH_GSTRING_LEN;
 959                 snprintf(buff, ETH_GSTRING_LEN, "rx_length_errors");
 960                 buff = buff + ETH_GSTRING_LEN;
 961                 snprintf(buff, ETH_GSTRING_LEN, "tx_window_errors");
 962                 buff = buff + ETH_GSTRING_LEN;
 963                 snprintf(buff, ETH_GSTRING_LEN, "rx_compressed");
 964                 buff = buff + ETH_GSTRING_LEN;
 965                 snprintf(buff, ETH_GSTRING_LEN, "tx_compressed");
 966                 buff = buff + ETH_GSTRING_LEN;
 967                 snprintf(buff, ETH_GSTRING_LEN, "netdev_rx_dropped");
 968                 buff = buff + ETH_GSTRING_LEN;
 969                 snprintf(buff, ETH_GSTRING_LEN, "netdev_tx_dropped");
 970                 buff = buff + ETH_GSTRING_LEN;
 971
 972                 snprintf(buff, ETH_GSTRING_LEN, "netdev_tx_timeout");
 973                 buff = buff + ETH_GSTRING_LEN;
 974
 975                 h->dev->ops->get_strings(h, stringset, (u8 *)buff);
 976         }
 977 }
 978
 979 /**
 980  * nic_get_sset_count - get string set count witch returned by nic_get_strings.
 981  * @dev: net device
 982  * @stringset: string set index, 0: self test string; 1: statistics string.
 983  *
 984  * Return string set count.
 985  */
 986 int hns_get_sset_count(struct net_device *netdev, int stringset)
 987 {
 988         struct hns_nic_priv *priv = netdev_priv(netdev);
 989         struct hnae_handle *h = priv->ae_handle;
 990         struct hnae_ae_ops *ops = h->dev->ops;
 991
 992         if (!ops->get_sset_count) {
 993                 netdev_err(netdev, "get_sset_count is null!\n");
 994                 return -EOPNOTSUPP;
 995         }
 996         if (stringset == ETH_SS_TEST) {
 997                 u32 cnt = (sizeof(hns_nic_test_strs) / ETH_GSTRING_LEN);
 998
 999                 if (priv->ae_handle->phy_if == PHY_INTERFACE_MODE_XGMII)
1000                         cnt--;
1001
1002                 if ((!netdev->phydev) || (netdev->phydev->is_c45))
1003                         cnt--;
1004
1005                 return cnt;
1006         } else if (stringset == ETH_SS_STATS) {
1007                 return (HNS_NET_STATS_CNT + ops->get_sset_count(h, stringset));
1008         } else {
1009                 return -EOPNOTSUPP;
1010         }
1011 }
1012
1013 /**
1014  * hns_phy_led_set - set phy LED status.
1015  * @dev: net device
1016  * @value: LED state.
1017  *
1018  * Return 0 on success, negative on failure.
1019  */
1020 int hns_phy_led_set(struct net_device *netdev, int value)
1021 {
1022         int retval;
1023         struct phy_device *phy_dev = netdev->phydev;
1024
1025         retval = phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_LED);
1026         retval |= phy_write(phy_dev, HNS_LED_FC_REG, value);
1027         retval |= phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER);
1028         if (retval) {
1029                 netdev_err(netdev, "mdiobus_write fail !\n");
1030                 return retval;
1031         }
1032         return 0;
1033 }
1034
1035 /**
1036  * nic_set_phys_id - set phy identify LED.
1037  * @dev: net device
1038  * @state: LED state.
1039  *
1040  * Return 0 on success, negative on failure.
1041  */
1042 int hns_set_phys_id(struct net_device *netdev, enum ethtool_phys_id_state state)
1043 {
1044         struct hns_nic_priv *priv = netdev_priv(netdev);
1045         struct hnae_handle *h = priv->ae_handle;
1046         struct phy_device *phy_dev = netdev->phydev;
1047         int ret;
1048
1049         if (phy_dev)
1050                 switch (state) {
1051                 case ETHTOOL_ID_ACTIVE:
1052                         ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1053                                         HNS_PHY_PAGE_LED);
1054                         if (ret)
1055                                 return ret;
1056
1057                         priv->phy_led_val = phy_read(phy_dev, HNS_LED_FC_REG);
1058
1059                         ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1060                                         HNS_PHY_PAGE_COPPER);
1061                         if (ret)
1062                                 return ret;
1063                         return 2;
1064                 case ETHTOOL_ID_ON:
1065                         ret = hns_phy_led_set(netdev, HNS_LED_FORCE_ON);
1066                         if (ret)
1067                                 return ret;
1068                         break;
1069                 case ETHTOOL_ID_OFF:
1070                         ret = hns_phy_led_set(netdev, HNS_LED_FORCE_OFF);
1071                         if (ret)
1072                                 return ret;
1073                         break;
1074                 case ETHTOOL_ID_INACTIVE:
1075                         ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1076                                         HNS_PHY_PAGE_LED);
1077                         if (ret)
1078                                 return ret;
1079
1080                         ret = phy_write(phy_dev, HNS_LED_FC_REG,
1081                                         priv->phy_led_val);
1082                         if (ret)
1083                                 return ret;
1084
1085                         ret = phy_write(phy_dev, HNS_PHY_PAGE_REG,
1086                                         HNS_PHY_PAGE_COPPER);
1087                         if (ret)
1088                                 return ret;
1089                         break;
1090                 default:
1091                         return -EINVAL;
1092                 }
1093         else
1094                 switch (state) {
1095                 case ETHTOOL_ID_ACTIVE:
1096                         return h->dev->ops->set_led_id(h, HNAE_LED_ACTIVE);
1097                 case ETHTOOL_ID_ON:
1098                         return h->dev->ops->set_led_id(h, HNAE_LED_ON);
1099                 case ETHTOOL_ID_OFF:
1100                         return h->dev->ops->set_led_id(h, HNAE_LED_OFF);
1101                 case ETHTOOL_ID_INACTIVE:
1102                         return h->dev->ops->set_led_id(h, HNAE_LED_INACTIVE);
1103                 default:
1104                         return -EINVAL;
1105                 }
1106
1107         return 0;
1108 }
1109
1110 /**
1111  * hns_get_regs - get net device register
1112  * @dev: net device
1113  * @cmd: ethtool cmd
1114  * @date: register data
1115  */
1116 void hns_get_regs(struct net_device *net_dev, struct ethtool_regs *cmd,
1117                   void *data)
1118 {
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
1124         cmd->version = HNS_CHIP_VERSION;
1125         if (!ops->get_regs) {
1126                 netdev_err(net_dev, "ops->get_regs is null!\n");
1127                 return;
1128         }
1129         ops->get_regs(priv->ae_handle, data);
1130 }
1131
1132 /**
1133  * nic_get_regs_len - get total register len.
1134  * @dev: net device
1135  *
1136  * Return total register len.
1137  */
1138 static int hns_get_regs_len(struct net_device *net_dev)
1139 {
1140         u32 reg_num;
1141         struct hns_nic_priv *priv = netdev_priv(net_dev);
1142         struct hnae_ae_ops *ops;
1143
1144         ops = priv->ae_handle->dev->ops;
1145         if (!ops->get_regs_len) {
1146                 netdev_err(net_dev, "ops->get_regs_len is null!\n");
1147                 return -EOPNOTSUPP;
1148         }
1149
1150         reg_num = ops->get_regs_len(priv->ae_handle);
1151         if (reg_num > 0)
1152                 return reg_num * sizeof(u32);
1153         else
1154                 return reg_num; /* error code */
1155 }
1156
1157 /**
1158  * hns_nic_nway_reset - nway reset
1159  * @dev: net device
1160  *
1161  * Return 0 on success, negative on failure
1162  */
1163 static int hns_nic_nway_reset(struct net_device *netdev)
1164 {
1165         struct phy_device *phy = netdev->phydev;
1166
1167         if (!netif_running(netdev))
1168                 return 0;
1169
1170         if (!phy)
1171                 return -EOPNOTSUPP;
1172
1173         if (phy->autoneg != AUTONEG_ENABLE)
1174                 return -EINVAL;
1175
1176         return genphy_restart_aneg(phy);
1177 }
1178
1179 static u32
1180 hns_get_rss_key_size(struct net_device *netdev)
1181 {
1182         struct hns_nic_priv *priv = netdev_priv(netdev);
1183         struct hnae_ae_ops *ops;
1184
1185         if (AE_IS_VER1(priv->enet_ver)) {
1186                 netdev_err(netdev,
1187                            "RSS feature is not supported on this hardware\n");
1188                 return 0;
1189         }
1190
1191         ops = priv->ae_handle->dev->ops;
1192         return ops->get_rss_key_size(priv->ae_handle);
1193 }
1194
1195 static u32
1196 hns_get_rss_indir_size(struct net_device *netdev)
1197 {
1198         struct hns_nic_priv *priv = netdev_priv(netdev);
1199         struct hnae_ae_ops *ops;
1200
1201         if (AE_IS_VER1(priv->enet_ver)) {
1202                 netdev_err(netdev,
1203                            "RSS feature is not supported on this hardware\n");
1204                 return 0;
1205         }
1206
1207         ops = priv->ae_handle->dev->ops;
1208         return ops->get_rss_indir_size(priv->ae_handle);
1209 }
1210
1211 static int
1212 hns_get_rss(struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc)
1213 {
1214         struct hns_nic_priv *priv = netdev_priv(netdev);
1215         struct hnae_ae_ops *ops;
1216
1217         if (AE_IS_VER1(priv->enet_ver)) {
1218                 netdev_err(netdev,
1219                            "RSS feature is not supported on this hardware\n");
1220                 return -EOPNOTSUPP;
1221         }
1222
1223         ops = priv->ae_handle->dev->ops;
1224
1225         if (!indir)
1226                 return 0;
1227
1228         return ops->get_rss(priv->ae_handle, indir, key, hfunc);
1229 }
1230
1231 static int
1232 hns_set_rss(struct net_device *netdev, const u32 *indir, const u8 *key,
1233             const u8 hfunc)
1234 {
1235         struct hns_nic_priv *priv = netdev_priv(netdev);
1236         struct hnae_ae_ops *ops;
1237
1238         if (AE_IS_VER1(priv->enet_ver)) {
1239                 netdev_err(netdev,
1240                            "RSS feature is not supported on this hardware\n");
1241                 return -EOPNOTSUPP;
1242         }
1243
1244         ops = priv->ae_handle->dev->ops;
1245
1246         if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) {
1247                 netdev_err(netdev, "Invalid hfunc!\n");
1248                 return -EOPNOTSUPP;
1249         }
1250
1251         return ops->set_rss(priv->ae_handle, indir, key, hfunc);
1252 }
1253
1254 static int hns_get_rxnfc(struct net_device *netdev,
1255                          struct ethtool_rxnfc *cmd,
1256                          u32 *rule_locs)
1257 {
1258         struct hns_nic_priv *priv = netdev_priv(netdev);
1259
1260         switch (cmd->cmd) {
1261         case ETHTOOL_GRXRINGS:
1262                 cmd->data = priv->ae_handle->q_num;
1263                 break;
1264         default:
1265                 return -EOPNOTSUPP;
1266         }
1267
1268         return 0;
1269 }
1270
1271 static const struct ethtool_ops hns_ethtool_ops = {
1272         .get_drvinfo = hns_nic_get_drvinfo,
1273         .get_link  = hns_nic_get_link,
1274         .get_ringparam = hns_get_ringparam,
1275         .get_pauseparam = hns_get_pauseparam,
1276         .set_pauseparam = hns_set_pauseparam,
1277         .get_coalesce = hns_get_coalesce,
1278         .set_coalesce = hns_set_coalesce,
1279         .get_channels = hns_get_channels,
1280         .self_test = hns_nic_self_test,
1281         .get_strings = hns_get_strings,
1282         .get_sset_count = hns_get_sset_count,
1283         .get_ethtool_stats = hns_get_ethtool_stats,
1284         .set_phys_id = hns_set_phys_id,
1285         .get_regs_len = hns_get_regs_len,
1286         .get_regs = hns_get_regs,
1287         .nway_reset = hns_nic_nway_reset,
1288         .get_rxfh_key_size = hns_get_rss_key_size,
1289         .get_rxfh_indir_size = hns_get_rss_indir_size,
1290         .get_rxfh = hns_get_rss,
1291         .set_rxfh = hns_set_rss,
1292         .get_rxnfc = hns_get_rxnfc,
1293         .get_link_ksettings  = hns_nic_get_link_ksettings,
1294         .set_link_ksettings  = hns_nic_set_link_ksettings,
1295 };
1296
1297 void hns_ethtool_set_ops(struct net_device *ndev)
1298 {
1299         ndev->ethtool_ops = &hns_ethtool_ops;
1300 }