drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 // Copyright (c) 2016-2017 Hisilicon Limited.
   3
   4 #include <linux/etherdevice.h>
   5 #include <linux/string.h>
   6 #include <linux/phy.h>
   7 #include <linux/sfp.h>
   8
   9 #include "hns3_enet.h"
  10 #include "hns3_ethtool.h"
  11
  12 /* tqp related stats */
  13 #define HNS3_TQP_STAT(_string, _member) {                       \
  14         .stats_string = _string,                                \
  15         .stats_offset = offsetof(struct hns3_enet_ring, stats) +\
  16                         offsetof(struct ring_stats, _member),   \
  17 }
  18
  19 static const struct hns3_stats hns3_txq_stats[] = {
  20         /* Tx per-queue statistics */
  21         HNS3_TQP_STAT("dropped", sw_err_cnt),
  22         HNS3_TQP_STAT("seg_pkt_cnt", seg_pkt_cnt),
  23         HNS3_TQP_STAT("packets", tx_pkts),
  24         HNS3_TQP_STAT("bytes", tx_bytes),
  25         HNS3_TQP_STAT("more", tx_more),
  26         HNS3_TQP_STAT("wake", restart_queue),
  27         HNS3_TQP_STAT("busy", tx_busy),
  28         HNS3_TQP_STAT("copy", tx_copy),
  29         HNS3_TQP_STAT("vlan_err", tx_vlan_err),
  30         HNS3_TQP_STAT("l4_proto_err", tx_l4_proto_err),
  31         HNS3_TQP_STAT("l2l3l4_err", tx_l2l3l4_err),
  32         HNS3_TQP_STAT("tso_err", tx_tso_err),
  33         HNS3_TQP_STAT("over_max_recursion", over_max_recursion),
  34         HNS3_TQP_STAT("hw_limitation", hw_limitation),
  35         HNS3_TQP_STAT("bounce", tx_bounce),
  36         HNS3_TQP_STAT("spare_full", tx_spare_full),
  37         HNS3_TQP_STAT("copy_bits_err", copy_bits_err),
  38         HNS3_TQP_STAT("sgl", tx_sgl),
  39         HNS3_TQP_STAT("skb2sgl_err", skb2sgl_err),
  40         HNS3_TQP_STAT("map_sg_err", map_sg_err),
  41 };
  42
  43 #define HNS3_TXQ_STATS_COUNT ARRAY_SIZE(hns3_txq_stats)
  44
  45 static const struct hns3_stats hns3_rxq_stats[] = {
  46         /* Rx per-queue statistics */
  47         HNS3_TQP_STAT("dropped", sw_err_cnt),
  48         HNS3_TQP_STAT("seg_pkt_cnt", seg_pkt_cnt),
  49         HNS3_TQP_STAT("packets", rx_pkts),
  50         HNS3_TQP_STAT("bytes", rx_bytes),
  51         HNS3_TQP_STAT("errors", rx_err_cnt),
  52         HNS3_TQP_STAT("reuse_pg_cnt", reuse_pg_cnt),
  53         HNS3_TQP_STAT("err_pkt_len", err_pkt_len),
  54         HNS3_TQP_STAT("err_bd_num", err_bd_num),
  55         HNS3_TQP_STAT("l2_err", l2_err),
  56         HNS3_TQP_STAT("l3l4_csum_err", l3l4_csum_err),
  57         HNS3_TQP_STAT("csum_complete", csum_complete),
  58         HNS3_TQP_STAT("multicast", rx_multicast),
  59         HNS3_TQP_STAT("non_reuse_pg", non_reuse_pg),
  60         HNS3_TQP_STAT("frag_alloc_err", frag_alloc_err),
  61         HNS3_TQP_STAT("frag_alloc", frag_alloc),
  62 };
  63
  64 #define HNS3_PRIV_FLAGS_LEN ARRAY_SIZE(hns3_priv_flags)
  65
  66 #define HNS3_RXQ_STATS_COUNT ARRAY_SIZE(hns3_rxq_stats)
  67
  68 #define HNS3_TQP_STATS_COUNT (HNS3_TXQ_STATS_COUNT + HNS3_RXQ_STATS_COUNT)
  69
  70 #define HNS3_SELF_TEST_TYPE_NUM         4
  71 #define HNS3_NIC_LB_TEST_PKT_NUM        1
  72 #define HNS3_NIC_LB_TEST_RING_ID        0
  73 #define HNS3_NIC_LB_TEST_PACKET_SIZE    128
  74 #define HNS3_NIC_LB_SETUP_USEC          10000
  75
  76 /* Nic loopback test err  */
  77 #define HNS3_NIC_LB_TEST_NO_MEM_ERR     1
  78 #define HNS3_NIC_LB_TEST_TX_CNT_ERR     2
  79 #define HNS3_NIC_LB_TEST_RX_CNT_ERR     3
  80
  81 static int hns3_lp_setup(struct net_device *ndev, enum hnae3_loop loop, bool en)
  82 {
  83         struct hnae3_handle *h = hns3_get_handle(ndev);
  84         struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev);
  85         int ret;
  86
  87         if (!h->ae_algo->ops->set_loopback ||
  88             !h->ae_algo->ops->set_promisc_mode)
  89                 return -EOPNOTSUPP;
  90
  91         switch (loop) {
  92         case HNAE3_LOOP_SERIAL_SERDES:
  93         case HNAE3_LOOP_PARALLEL_SERDES:
  94         case HNAE3_LOOP_APP:
  95         case HNAE3_LOOP_PHY:
  96                 ret = h->ae_algo->ops->set_loopback(h, loop, en);
  97                 break;
  98         default:
  99                 ret = -ENOTSUPP;
 100                 break;
 101         }
 102
 103         if (ret || ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V2)
 104                 return ret;
 105
 106         if (en)
 107                 h->ae_algo->ops->set_promisc_mode(h, true, true);
 108         else
 109                 /* recover promisc mode before loopback test */
 110                 hns3_request_update_promisc_mode(h);
 111
 112         return ret;
 113 }
 114
 115 static int hns3_lp_up(struct net_device *ndev, enum hnae3_loop loop_mode)
 116 {
 117         struct hnae3_handle *h = hns3_get_handle(ndev);
 118         int ret;
 119
 120         ret = hns3_nic_reset_all_ring(h);
 121         if (ret)
 122                 return ret;
 123
 124         ret = hns3_lp_setup(ndev, loop_mode, true);
 125         usleep_range(HNS3_NIC_LB_SETUP_USEC, HNS3_NIC_LB_SETUP_USEC * 2);
 126
 127         return ret;
 128 }
 129
 130 static int hns3_lp_down(struct net_device *ndev, enum hnae3_loop loop_mode)
 131 {
 132         int ret;
 133
 134         ret = hns3_lp_setup(ndev, loop_mode, false);
 135         if (ret) {
 136                 netdev_err(ndev, "lb_setup return error: %d\n", ret);
 137                 return ret;
 138         }
 139
 140         usleep_range(HNS3_NIC_LB_SETUP_USEC, HNS3_NIC_LB_SETUP_USEC * 2);
 141
 142         return 0;
 143 }
 144
 145 static void hns3_lp_setup_skb(struct sk_buff *skb)
 146 {
 147 #define HNS3_NIC_LB_DST_MAC_ADDR        0x1f
 148
 149         struct net_device *ndev = skb->dev;
 150         struct hnae3_handle *handle;
 151         struct hnae3_ae_dev *ae_dev;
 152         unsigned char *packet;
 153         struct ethhdr *ethh;
 154         unsigned int i;
 155
 156         skb_reserve(skb, NET_IP_ALIGN);
 157         ethh = skb_put(skb, sizeof(struct ethhdr));
 158         packet = skb_put(skb, HNS3_NIC_LB_TEST_PACKET_SIZE);
 159
 160         memcpy(ethh->h_dest, ndev->dev_addr, ETH_ALEN);
 161
 162         /* The dst mac addr of loopback packet is the same as the host'
 163          * mac addr, the SSU component may loop back the packet to host
 164          * before the packet reaches mac or serdes, which will defect
 165          * the purpose of mac or serdes selftest.
 166          */
 167         handle = hns3_get_handle(ndev);
 168         ae_dev = pci_get_drvdata(handle->pdev);
 169         if (ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2)
 170                 ethh->h_dest[5] += HNS3_NIC_LB_DST_MAC_ADDR;
 171         eth_zero_addr(ethh->h_source);
 172         ethh->h_proto = htons(ETH_P_ARP);
 173         skb_reset_mac_header(skb);
 174
 175         for (i = 0; i < HNS3_NIC_LB_TEST_PACKET_SIZE; i++)
 176                 packet[i] = (unsigned char)(i & 0xff);
 177 }
 178
 179 static void hns3_lb_check_skb_data(struct hns3_enet_ring *ring,
 180                                    struct sk_buff *skb)
 181 {
 182         struct hns3_enet_tqp_vector *tqp_vector = ring->tqp_vector;
 183         unsigned char *packet = skb->data;
 184         u32 len = skb_headlen(skb);
 185         u32 i;
 186
 187         len = min_t(u32, len, HNS3_NIC_LB_TEST_PACKET_SIZE);
 188
 189         for (i = 0; i < len; i++)
 190                 if (packet[i] != (unsigned char)(i & 0xff))
 191                         break;
 192
 193         /* The packet is correctly received */
 194         if (i == HNS3_NIC_LB_TEST_PACKET_SIZE)
 195                 tqp_vector->rx_group.total_packets++;
 196         else
 197                 print_hex_dump(KERN_ERR, "selftest:", DUMP_PREFIX_OFFSET, 16, 1,
 198                                skb->data, len, true);
 199
 200         dev_kfree_skb_any(skb);
 201 }
 202
 203 static u32 hns3_lb_check_rx_ring(struct hns3_nic_priv *priv, u32 budget)
 204 {
 205         struct hnae3_handle *h = priv->ae_handle;
 206         struct hnae3_knic_private_info *kinfo;
 207         u32 i, rcv_good_pkt_total = 0;
 208
 209         kinfo = &h->kinfo;
 210         for (i = kinfo->num_tqps; i < kinfo->num_tqps * 2; i++) {
 211                 struct hns3_enet_ring *ring = &priv->ring[i];
 212                 struct hns3_enet_ring_group *rx_group;
 213                 u64 pre_rx_pkt;
 214
 215                 rx_group = &ring->tqp_vector->rx_group;
 216                 pre_rx_pkt = rx_group->total_packets;
 217
 218                 preempt_disable();
 219                 hns3_clean_rx_ring(ring, budget, hns3_lb_check_skb_data);
 220                 preempt_enable();
 221
 222                 rcv_good_pkt_total += (rx_group->total_packets - pre_rx_pkt);
 223                 rx_group->total_packets = pre_rx_pkt;
 224         }
 225         return rcv_good_pkt_total;
 226 }
 227
 228 static void hns3_lb_clear_tx_ring(struct hns3_nic_priv *priv, u32 start_ringid,
 229                                   u32 end_ringid, u32 budget)
 230 {
 231         u32 i;
 232
 233         for (i = start_ringid; i <= end_ringid; i++) {
 234                 struct hns3_enet_ring *ring = &priv->ring[i];
 235
 236                 hns3_clean_tx_ring(ring, 0);
 237         }
 238 }
 239
 240 /**
 241  * hns3_lp_run_test -  run loopback test
 242  * @ndev: net device
 243  * @mode: loopback type
 244  */
 245 static int hns3_lp_run_test(struct net_device *ndev, enum hnae3_loop mode)
 246 {
 247         struct hns3_nic_priv *priv = netdev_priv(ndev);
 248         struct sk_buff *skb;
 249         u32 i, good_cnt;
 250         int ret_val = 0;
 251
 252         skb = alloc_skb(HNS3_NIC_LB_TEST_PACKET_SIZE + ETH_HLEN + NET_IP_ALIGN,
 253                         GFP_KERNEL);
 254         if (!skb)
 255                 return HNS3_NIC_LB_TEST_NO_MEM_ERR;
 256
 257         skb->dev = ndev;
 258         hns3_lp_setup_skb(skb);
 259         skb->queue_mapping = HNS3_NIC_LB_TEST_RING_ID;
 260
 261         good_cnt = 0;
 262         for (i = 0; i < HNS3_NIC_LB_TEST_PKT_NUM; i++) {
 263                 netdev_tx_t tx_ret;
 264
 265                 skb_get(skb);
 266                 tx_ret = hns3_nic_net_xmit(skb, ndev);
 267                 if (tx_ret == NETDEV_TX_OK) {
 268                         good_cnt++;
 269                 } else {
 270                         kfree_skb(skb);
 271                         netdev_err(ndev, "hns3_lb_run_test xmit failed: %d\n",
 272                                    tx_ret);
 273                 }
 274         }
 275         if (good_cnt != HNS3_NIC_LB_TEST_PKT_NUM) {
 276                 ret_val = HNS3_NIC_LB_TEST_TX_CNT_ERR;
 277                 netdev_err(ndev, "mode %d sent fail, cnt=0x%x, budget=0x%x\n",
 278                            mode, good_cnt, HNS3_NIC_LB_TEST_PKT_NUM);
 279                 goto out;
 280         }
 281
 282         /* Allow 200 milliseconds for packets to go from Tx to Rx */
 283         msleep(200);
 284
 285         good_cnt = hns3_lb_check_rx_ring(priv, HNS3_NIC_LB_TEST_PKT_NUM);
 286         if (good_cnt != HNS3_NIC_LB_TEST_PKT_NUM) {
 287                 ret_val = HNS3_NIC_LB_TEST_RX_CNT_ERR;
 288                 netdev_err(ndev, "mode %d recv fail, cnt=0x%x, budget=0x%x\n",
 289                            mode, good_cnt, HNS3_NIC_LB_TEST_PKT_NUM);
 290         }
 291
 292 out:
 293         hns3_lb_clear_tx_ring(priv, HNS3_NIC_LB_TEST_RING_ID,
 294                               HNS3_NIC_LB_TEST_RING_ID,
 295                               HNS3_NIC_LB_TEST_PKT_NUM);
 296
 297         kfree_skb(skb);
 298         return ret_val;
 299 }
 300
 301 static void hns3_set_selftest_param(struct hnae3_handle *h, int (*st_param)[2])
 302 {
 303         st_param[HNAE3_LOOP_APP][0] = HNAE3_LOOP_APP;
 304         st_param[HNAE3_LOOP_APP][1] =
 305                         h->flags & HNAE3_SUPPORT_APP_LOOPBACK;
 306
 307         st_param[HNAE3_LOOP_SERIAL_SERDES][0] = HNAE3_LOOP_SERIAL_SERDES;
 308         st_param[HNAE3_LOOP_SERIAL_SERDES][1] =
 309                         h->flags & HNAE3_SUPPORT_SERDES_SERIAL_LOOPBACK;
 310
 311         st_param[HNAE3_LOOP_PARALLEL_SERDES][0] =
 312                         HNAE3_LOOP_PARALLEL_SERDES;
 313         st_param[HNAE3_LOOP_PARALLEL_SERDES][1] =
 314                         h->flags & HNAE3_SUPPORT_SERDES_PARALLEL_LOOPBACK;
 315
 316         st_param[HNAE3_LOOP_PHY][0] = HNAE3_LOOP_PHY;
 317         st_param[HNAE3_LOOP_PHY][1] =
 318                         h->flags & HNAE3_SUPPORT_PHY_LOOPBACK;
 319 }
 320
 321 static void hns3_selftest_prepare(struct net_device *ndev,
 322                                   bool if_running, int (*st_param)[2])
 323 {
 324         struct hns3_nic_priv *priv = netdev_priv(ndev);
 325         struct hnae3_handle *h = priv->ae_handle;
 326
 327         if (netif_msg_ifdown(h))
 328                 netdev_info(ndev, "self test start\n");
 329
 330         hns3_set_selftest_param(h, st_param);
 331
 332         if (if_running)
 333                 ndev->netdev_ops->ndo_stop(ndev);
 334
 335 #if IS_ENABLED(CONFIG_VLAN_8021Q)
 336         /* Disable the vlan filter for selftest does not support it */
 337         if (h->ae_algo->ops->enable_vlan_filter &&
 338             ndev->features & NETIF_F_HW_VLAN_CTAG_FILTER)
 339                 h->ae_algo->ops->enable_vlan_filter(h, false);
 340 #endif
 341
 342         /* Tell firmware to stop mac autoneg before loopback test start,
 343          * otherwise loopback test may be failed when the port is still
 344          * negotiating.
 345          */
 346         if (h->ae_algo->ops->halt_autoneg)
 347                 h->ae_algo->ops->halt_autoneg(h, true);
 348
 349         set_bit(HNS3_NIC_STATE_TESTING, &priv->state);
 350 }
 351
 352 static void hns3_selftest_restore(struct net_device *ndev, bool if_running)
 353 {
 354         struct hns3_nic_priv *priv = netdev_priv(ndev);
 355         struct hnae3_handle *h = priv->ae_handle;
 356
 357         clear_bit(HNS3_NIC_STATE_TESTING, &priv->state);
 358
 359         if (h->ae_algo->ops->halt_autoneg)
 360                 h->ae_algo->ops->halt_autoneg(h, false);
 361
 362 #if IS_ENABLED(CONFIG_VLAN_8021Q)
 363         if (h->ae_algo->ops->enable_vlan_filter &&
 364             ndev->features & NETIF_F_HW_VLAN_CTAG_FILTER)
 365                 h->ae_algo->ops->enable_vlan_filter(h, true);
 366 #endif
 367
 368         if (if_running)
 369                 ndev->netdev_ops->ndo_open(ndev);
 370
 371         if (netif_msg_ifdown(h))
 372                 netdev_info(ndev, "self test end\n");
 373 }
 374
 375 static void hns3_do_selftest(struct net_device *ndev, int (*st_param)[2],
 376                              struct ethtool_test *eth_test, u64 *data)
 377 {
 378         int test_index = 0;
 379         u32 i;
 380
 381         for (i = 0; i < HNS3_SELF_TEST_TYPE_NUM; i++) {
 382                 enum hnae3_loop loop_type = (enum hnae3_loop)st_param[i][0];
 383
 384                 if (!st_param[i][1])
 385                         continue;
 386
 387                 data[test_index] = hns3_lp_up(ndev, loop_type);
 388                 if (!data[test_index])
 389                         data[test_index] = hns3_lp_run_test(ndev, loop_type);
 390
 391                 hns3_lp_down(ndev, loop_type);
 392
 393                 if (data[test_index])
 394                         eth_test->flags |= ETH_TEST_FL_FAILED;
 395
 396                 test_index++;
 397         }
 398 }
 399
 400 /**
 401  * hns3_nic_self_test - self test
 402  * @ndev: net device
 403  * @eth_test: test cmd
 404  * @data: test result
 405  */
 406 static void hns3_self_test(struct net_device *ndev,
 407                            struct ethtool_test *eth_test, u64 *data)
 408 {
 409         int st_param[HNS3_SELF_TEST_TYPE_NUM][2];
 410         bool if_running = netif_running(ndev);
 411
 412         if (hns3_nic_resetting(ndev)) {
 413                 netdev_err(ndev, "dev resetting!");
 414                 return;
 415         }
 416
 417         /* Only do offline selftest, or pass by default */
 418         if (eth_test->flags != ETH_TEST_FL_OFFLINE)
 419                 return;
 420
 421         hns3_selftest_prepare(ndev, if_running, st_param);
 422         hns3_do_selftest(ndev, st_param, eth_test, data);
 423         hns3_selftest_restore(ndev, if_running);
 424 }
 425
 426 static void hns3_update_limit_promisc_mode(struct net_device *netdev,
 427                                            bool enable)
 428 {
 429         struct hnae3_handle *handle = hns3_get_handle(netdev);
 430
 431         if (enable)
 432                 set_bit(HNAE3_PFLAG_LIMIT_PROMISC, &handle->priv_flags);
 433         else
 434                 clear_bit(HNAE3_PFLAG_LIMIT_PROMISC, &handle->priv_flags);
 435
 436         hns3_request_update_promisc_mode(handle);
 437 }
 438
 439 static const struct hns3_pflag_desc hns3_priv_flags[HNAE3_PFLAG_MAX] = {
 440         { "limit_promisc",      hns3_update_limit_promisc_mode }
 441 };
 442
 443 static int hns3_get_sset_count(struct net_device *netdev, int stringset)
 444 {
 445         struct hnae3_handle *h = hns3_get_handle(netdev);
 446         const struct hnae3_ae_ops *ops = h->ae_algo->ops;
 447
 448         if (!ops->get_sset_count)
 449                 return -EOPNOTSUPP;
 450
 451         switch (stringset) {
 452         case ETH_SS_STATS:
 453                 return ((HNS3_TQP_STATS_COUNT * h->kinfo.num_tqps) +
 454                         ops->get_sset_count(h, stringset));
 455
 456         case ETH_SS_TEST:
 457                 return ops->get_sset_count(h, stringset);
 458
 459         case ETH_SS_PRIV_FLAGS:
 460                 return HNAE3_PFLAG_MAX;
 461
 462         default:
 463                 return -EOPNOTSUPP;
 464         }
 465 }
 466
 467 static void *hns3_update_strings(u8 *data, const struct hns3_stats *stats,
 468                 u32 stat_count, u32 num_tqps, const char *prefix)
 469 {
 470 #define MAX_PREFIX_SIZE (6 + 4)
 471         u32 size_left;
 472         u32 i, j;
 473         u32 n1;
 474
 475         for (i = 0; i < num_tqps; i++) {
 476                 for (j = 0; j < stat_count; j++) {
 477                         data[ETH_GSTRING_LEN - 1] = '\0';
 478
 479                         /* first, prepend the prefix string */
 480                         n1 = scnprintf(data, MAX_PREFIX_SIZE, "%s%u_",
 481                                        prefix, i);
 482                         size_left = (ETH_GSTRING_LEN - 1) - n1;
 483
 484                         /* now, concatenate the stats string to it */
 485                         strncat(data, stats[j].stats_string, size_left);
 486                         data += ETH_GSTRING_LEN;
 487                 }
 488         }
 489
 490         return data;
 491 }
 492
 493 static u8 *hns3_get_strings_tqps(struct hnae3_handle *handle, u8 *data)
 494 {
 495         struct hnae3_knic_private_info *kinfo = &handle->kinfo;
 496         const char tx_prefix[] = "txq";
 497         const char rx_prefix[] = "rxq";
 498
 499         /* get strings for Tx */
 500         data = hns3_update_strings(data, hns3_txq_stats, HNS3_TXQ_STATS_COUNT,
 501                                    kinfo->num_tqps, tx_prefix);
 502
 503         /* get strings for Rx */
 504         data = hns3_update_strings(data, hns3_rxq_stats, HNS3_RXQ_STATS_COUNT,
 505                                    kinfo->num_tqps, rx_prefix);
 506
 507         return data;
 508 }
 509
 510 static void hns3_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
 511 {
 512         struct hnae3_handle *h = hns3_get_handle(netdev);
 513         const struct hnae3_ae_ops *ops = h->ae_algo->ops;
 514         char *buff = (char *)data;
 515         int i;
 516
 517         if (!ops->get_strings)
 518                 return;
 519
 520         switch (stringset) {
 521         case ETH_SS_STATS:
 522                 buff = hns3_get_strings_tqps(h, buff);
 523                 ops->get_strings(h, stringset, (u8 *)buff);
 524                 break;
 525         case ETH_SS_TEST:
 526                 ops->get_strings(h, stringset, data);
 527                 break;
 528         case ETH_SS_PRIV_FLAGS:
 529                 for (i = 0; i < HNS3_PRIV_FLAGS_LEN; i++) {
 530                         snprintf(buff, ETH_GSTRING_LEN, "%s",
 531                                  hns3_priv_flags[i].name);
 532                         buff += ETH_GSTRING_LEN;
 533                 }
 534                 break;
 535         default:
 536                 break;
 537         }
 538 }
 539
 540 static u64 *hns3_get_stats_tqps(struct hnae3_handle *handle, u64 *data)
 541 {
 542         struct hns3_nic_priv *nic_priv = (struct hns3_nic_priv *)handle->priv;
 543         struct hnae3_knic_private_info *kinfo = &handle->kinfo;
 544         struct hns3_enet_ring *ring;
 545         u8 *stat;
 546         int i, j;
 547
 548         /* get stats for Tx */
 549         for (i = 0; i < kinfo->num_tqps; i++) {
 550                 ring = &nic_priv->ring[i];
 551                 for (j = 0; j < HNS3_TXQ_STATS_COUNT; j++) {
 552                         stat = (u8 *)ring + hns3_txq_stats[j].stats_offset;
 553                         *data++ = *(u64 *)stat;
 554                 }
 555         }
 556
 557         /* get stats for Rx */
 558         for (i = 0; i < kinfo->num_tqps; i++) {
 559                 ring = &nic_priv->ring[i + kinfo->num_tqps];
 560                 for (j = 0; j < HNS3_RXQ_STATS_COUNT; j++) {
 561                         stat = (u8 *)ring + hns3_rxq_stats[j].stats_offset;
 562                         *data++ = *(u64 *)stat;
 563                 }
 564         }
 565
 566         return data;
 567 }
 568
 569 /* hns3_get_stats - get detail statistics.
 570  * @netdev: net device
 571  * @stats: statistics info.
 572  * @data: statistics data.
 573  */
 574 static void hns3_get_stats(struct net_device *netdev,
 575                            struct ethtool_stats *stats, u64 *data)
 576 {
 577         struct hnae3_handle *h = hns3_get_handle(netdev);
 578         u64 *p = data;
 579
 580         if (hns3_nic_resetting(netdev)) {
 581                 netdev_err(netdev, "dev resetting, could not get stats\n");
 582                 return;
 583         }
 584
 585         if (!h->ae_algo->ops->get_stats || !h->ae_algo->ops->update_stats) {
 586                 netdev_err(netdev, "could not get any statistics\n");
 587                 return;
 588         }
 589
 590         h->ae_algo->ops->update_stats(h, &netdev->stats);
 591
 592         /* get per-queue stats */
 593         p = hns3_get_stats_tqps(h, p);
 594
 595         /* get MAC & other misc hardware stats */
 596         h->ae_algo->ops->get_stats(h, p);
 597 }
 598
 599 static void hns3_get_drvinfo(struct net_device *netdev,
 600                              struct ethtool_drvinfo *drvinfo)
 601 {
 602         struct hns3_nic_priv *priv = netdev_priv(netdev);
 603         struct hnae3_handle *h = priv->ae_handle;
 604         u32 fw_version;
 605
 606         if (!h->ae_algo->ops->get_fw_version) {
 607                 netdev_err(netdev, "could not get fw version!\n");
 608                 return;
 609         }
 610
 611         strncpy(drvinfo->driver, h->pdev->driver->name,
 612                 sizeof(drvinfo->driver));
 613         drvinfo->driver[sizeof(drvinfo->driver) - 1] = '\0';
 614
 615         strncpy(drvinfo->bus_info, pci_name(h->pdev),
 616                 sizeof(drvinfo->bus_info));
 617         drvinfo->bus_info[ETHTOOL_BUSINFO_LEN - 1] = '\0';
 618
 619         fw_version = priv->ae_handle->ae_algo->ops->get_fw_version(h);
 620
 621         snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
 622                  "%lu.%lu.%lu.%lu",
 623                  hnae3_get_field(fw_version, HNAE3_FW_VERSION_BYTE3_MASK,
 624                                  HNAE3_FW_VERSION_BYTE3_SHIFT),
 625                  hnae3_get_field(fw_version, HNAE3_FW_VERSION_BYTE2_MASK,
 626                                  HNAE3_FW_VERSION_BYTE2_SHIFT),
 627                  hnae3_get_field(fw_version, HNAE3_FW_VERSION_BYTE1_MASK,
 628                                  HNAE3_FW_VERSION_BYTE1_SHIFT),
 629                  hnae3_get_field(fw_version, HNAE3_FW_VERSION_BYTE0_MASK,
 630                                  HNAE3_FW_VERSION_BYTE0_SHIFT));
 631 }
 632
 633 static u32 hns3_get_link(struct net_device *netdev)
 634 {
 635         struct hnae3_handle *h = hns3_get_handle(netdev);
 636
 637         if (h->ae_algo->ops->get_status)
 638                 return h->ae_algo->ops->get_status(h);
 639         else
 640                 return 0;
 641 }
 642
 643 static void hns3_get_ringparam(struct net_device *netdev,
 644                                struct ethtool_ringparam *param)
 645 {
 646         struct hns3_nic_priv *priv = netdev_priv(netdev);
 647         struct hnae3_handle *h = priv->ae_handle;
 648         int queue_num = h->kinfo.num_tqps;
 649
 650         if (hns3_nic_resetting(netdev)) {
 651                 netdev_err(netdev, "dev resetting!");
 652                 return;
 653         }
 654
 655         param->tx_max_pending = HNS3_RING_MAX_PENDING;
 656         param->rx_max_pending = HNS3_RING_MAX_PENDING;
 657
 658         param->tx_pending = priv->ring[0].desc_num;
 659         param->rx_pending = priv->ring[queue_num].desc_num;
 660 }
 661
 662 static void hns3_get_pauseparam(struct net_device *netdev,
 663                                 struct ethtool_pauseparam *param)
 664 {
 665         struct hnae3_handle *h = hns3_get_handle(netdev);
 666         struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev);
 667
 668         if (!test_bit(HNAE3_DEV_SUPPORT_PAUSE_B, ae_dev->caps))
 669                 return;
 670
 671         if (h->ae_algo->ops->get_pauseparam)
 672                 h->ae_algo->ops->get_pauseparam(h, &param->autoneg,
 673                         &param->rx_pause, &param->tx_pause);
 674 }
 675
 676 static int hns3_set_pauseparam(struct net_device *netdev,
 677                                struct ethtool_pauseparam *param)
 678 {
 679         struct hnae3_handle *h = hns3_get_handle(netdev);
 680         struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev);
 681
 682         if (!test_bit(HNAE3_DEV_SUPPORT_PAUSE_B, ae_dev->caps))
 683                 return -EOPNOTSUPP;
 684
 685         netif_dbg(h, drv, netdev,
 686                   "set pauseparam: autoneg=%u, rx:%u, tx:%u\n",
 687                   param->autoneg, param->rx_pause, param->tx_pause);
 688
 689         if (h->ae_algo->ops->set_pauseparam)
 690                 return h->ae_algo->ops->set_pauseparam(h, param->autoneg,
 691                                                        param->rx_pause,
 692                                                        param->tx_pause);
 693         return -EOPNOTSUPP;
 694 }
 695
 696 static void hns3_get_ksettings(struct hnae3_handle *h,
 697                                struct ethtool_link_ksettings *cmd)
 698 {
 699         const struct hnae3_ae_ops *ops = h->ae_algo->ops;
 700
 701         /* 1.auto_neg & speed & duplex from cmd */
 702         if (ops->get_ksettings_an_result)
 703                 ops->get_ksettings_an_result(h,
 704                                              &cmd->base.autoneg,
 705                                              &cmd->base.speed,
 706                                              &cmd->base.duplex);
 707
 708         /* 2.get link mode */
 709         if (ops->get_link_mode)
 710                 ops->get_link_mode(h,
 711                                    cmd->link_modes.supported,
 712                                    cmd->link_modes.advertising);
 713
 714         /* 3.mdix_ctrl&mdix get from phy reg */
 715         if (ops->get_mdix_mode)
 716                 ops->get_mdix_mode(h, &cmd->base.eth_tp_mdix_ctrl,
 717                                    &cmd->base.eth_tp_mdix);
 718 }
 719
 720 static int hns3_get_link_ksettings(struct net_device *netdev,
 721                                    struct ethtool_link_ksettings *cmd)
 722 {
 723         struct hnae3_handle *h = hns3_get_handle(netdev);
 724         struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev);
 725         const struct hnae3_ae_ops *ops;
 726         u8 module_type;
 727         u8 media_type;
 728         u8 link_stat;
 729
 730         ops = h->ae_algo->ops;
 731         if (ops->get_media_type)
 732                 ops->get_media_type(h, &media_type, &module_type);
 733         else
 734                 return -EOPNOTSUPP;
 735
 736         switch (media_type) {
 737         case HNAE3_MEDIA_TYPE_NONE:
 738                 cmd->base.port = PORT_NONE;
 739                 hns3_get_ksettings(h, cmd);
 740                 break;
 741         case HNAE3_MEDIA_TYPE_FIBER:
 742                 if (module_type == HNAE3_MODULE_TYPE_CR)
 743                         cmd->base.port = PORT_DA;
 744                 else
 745                         cmd->base.port = PORT_FIBRE;
 746
 747                 hns3_get_ksettings(h, cmd);
 748                 break;
 749         case HNAE3_MEDIA_TYPE_BACKPLANE:
 750                 cmd->base.port = PORT_NONE;
 751                 hns3_get_ksettings(h, cmd);
 752                 break;
 753         case HNAE3_MEDIA_TYPE_COPPER:
 754                 cmd->base.port = PORT_TP;
 755                 if (test_bit(HNAE3_DEV_SUPPORT_PHY_IMP_B, ae_dev->caps) &&
 756                     ops->get_phy_link_ksettings)
 757                         ops->get_phy_link_ksettings(h, cmd);
 758                 else if (!netdev->phydev)
 759                         hns3_get_ksettings(h, cmd);
 760                 else
 761                         phy_ethtool_ksettings_get(netdev->phydev, cmd);
 762                 break;
 763         default:
 764
 765                 netdev_warn(netdev, "Unknown media type");
 766                 return 0;
 767         }
 768
 769         /* mdio_support */
 770         cmd->base.mdio_support = ETH_MDIO_SUPPORTS_C22;
 771
 772         link_stat = hns3_get_link(netdev);
 773         if (!link_stat) {
 774                 cmd->base.speed = SPEED_UNKNOWN;
 775                 cmd->base.duplex = DUPLEX_UNKNOWN;
 776         }
 777
 778         return 0;
 779 }
 780
 781 static int hns3_check_ksettings_param(const struct net_device *netdev,
 782                                       const struct ethtool_link_ksettings *cmd)
 783 {
 784         struct hnae3_handle *handle = hns3_get_handle(netdev);
 785         const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
 786         u8 module_type = HNAE3_MODULE_TYPE_UNKNOWN;
 787         u8 media_type = HNAE3_MEDIA_TYPE_UNKNOWN;
 788         u8 autoneg;
 789         u32 speed;
 790         u8 duplex;
 791         int ret;
 792
 793         /* hw doesn't support use specified speed and duplex to negotiate,
 794          * unnecessary to check them when autoneg on.
 795          */
 796         if (cmd->base.autoneg)
 797                 return 0;
 798
 799         if (ops->get_ksettings_an_result) {
 800                 ops->get_ksettings_an_result(handle, &autoneg, &speed, &duplex);
 801                 if (cmd->base.autoneg == autoneg && cmd->base.speed == speed &&
 802                     cmd->base.duplex == duplex)
 803                         return 0;
 804         }
 805
 806         if (ops->get_media_type)
 807                 ops->get_media_type(handle, &media_type, &module_type);
 808
 809         if (cmd->base.duplex == DUPLEX_HALF &&
 810             media_type != HNAE3_MEDIA_TYPE_COPPER) {
 811                 netdev_err(netdev,
 812                            "only copper port supports half duplex!");
 813                 return -EINVAL;
 814         }
 815
 816         if (ops->check_port_speed) {
 817                 ret = ops->check_port_speed(handle, cmd->base.speed);
 818                 if (ret) {
 819                         netdev_err(netdev, "unsupported speed\n");
 820                         return ret;
 821                 }
 822         }
 823
 824         return 0;
 825 }
 826
 827 static int hns3_set_link_ksettings(struct net_device *netdev,
 828                                    const struct ethtool_link_ksettings *cmd)
 829 {
 830         struct hnae3_handle *handle = hns3_get_handle(netdev);
 831         struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
 832         const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
 833         int ret;
 834
 835         /* Chip don't support this mode. */
 836         if (cmd->base.speed == SPEED_1000 && cmd->base.duplex == DUPLEX_HALF)
 837                 return -EINVAL;
 838
 839         netif_dbg(handle, drv, netdev,
 840                   "set link(%s): autoneg=%u, speed=%u, duplex=%u\n",
 841                   netdev->phydev ? "phy" : "mac",
 842                   cmd->base.autoneg, cmd->base.speed, cmd->base.duplex);
 843
 844         /* Only support ksettings_set for netdev with phy attached for now */
 845         if (netdev->phydev) {
 846                 if (cmd->base.speed == SPEED_1000 &&
 847                     cmd->base.autoneg == AUTONEG_DISABLE)
 848                         return -EINVAL;
 849
 850                 return phy_ethtool_ksettings_set(netdev->phydev, cmd);
 851         } else if (test_bit(HNAE3_DEV_SUPPORT_PHY_IMP_B, ae_dev->caps) &&
 852                    ops->set_phy_link_ksettings) {
 853                 return ops->set_phy_link_ksettings(handle, cmd);
 854         }
 855
 856         if (ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2)
 857                 return -EOPNOTSUPP;
 858
 859         ret = hns3_check_ksettings_param(netdev, cmd);
 860         if (ret)
 861                 return ret;
 862
 863         if (ops->set_autoneg) {
 864                 ret = ops->set_autoneg(handle, cmd->base.autoneg);
 865                 if (ret)
 866                         return ret;
 867         }
 868
 869         /* hw doesn't support use specified speed and duplex to negotiate,
 870          * ignore them when autoneg on.
 871          */
 872         if (cmd->base.autoneg) {
 873                 netdev_info(netdev,
 874                             "autoneg is on, ignore the speed and duplex\n");
 875                 return 0;
 876         }
 877
 878         if (ops->cfg_mac_speed_dup_h)
 879                 ret = ops->cfg_mac_speed_dup_h(handle, cmd->base.speed,
 880                                                cmd->base.duplex);
 881
 882         return ret;
 883 }
 884
 885 static u32 hns3_get_rss_key_size(struct net_device *netdev)
 886 {
 887         struct hnae3_handle *h = hns3_get_handle(netdev);
 888
 889         if (!h->ae_algo->ops->get_rss_key_size)
 890                 return 0;
 891
 892         return h->ae_algo->ops->get_rss_key_size(h);
 893 }
 894
 895 static u32 hns3_get_rss_indir_size(struct net_device *netdev)
 896 {
 897         struct hnae3_handle *h = hns3_get_handle(netdev);
 898         struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev);
 899
 900         return ae_dev->dev_specs.rss_ind_tbl_size;
 901 }
 902
 903 static int hns3_get_rss(struct net_device *netdev, u32 *indir, u8 *key,
 904                         u8 *hfunc)
 905 {
 906         struct hnae3_handle *h = hns3_get_handle(netdev);
 907
 908         if (!h->ae_algo->ops->get_rss)
 909                 return -EOPNOTSUPP;
 910
 911         return h->ae_algo->ops->get_rss(h, indir, key, hfunc);
 912 }
 913
 914 static int hns3_set_rss(struct net_device *netdev, const u32 *indir,
 915                         const u8 *key, const u8 hfunc)
 916 {
 917         struct hnae3_handle *h = hns3_get_handle(netdev);
 918         struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev);
 919
 920         if (!h->ae_algo->ops->set_rss)
 921                 return -EOPNOTSUPP;
 922
 923         if ((ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2 &&
 924              hfunc != ETH_RSS_HASH_TOP) || (hfunc != ETH_RSS_HASH_NO_CHANGE &&
 925              hfunc != ETH_RSS_HASH_TOP && hfunc != ETH_RSS_HASH_XOR)) {
 926                 netdev_err(netdev, "hash func not supported\n");
 927                 return -EOPNOTSUPP;
 928         }
 929
 930         if (!indir) {
 931                 netdev_err(netdev,
 932                            "set rss failed for indir is empty\n");
 933                 return -EOPNOTSUPP;
 934         }
 935
 936         return h->ae_algo->ops->set_rss(h, indir, key, hfunc);
 937 }
 938
 939 static int hns3_get_rxnfc(struct net_device *netdev,
 940                           struct ethtool_rxnfc *cmd,
 941                           u32 *rule_locs)
 942 {
 943         struct hnae3_handle *h = hns3_get_handle(netdev);
 944
 945         switch (cmd->cmd) {
 946         case ETHTOOL_GRXRINGS:
 947                 cmd->data = h->kinfo.num_tqps;
 948                 return 0;
 949         case ETHTOOL_GRXFH:
 950                 if (h->ae_algo->ops->get_rss_tuple)
 951                         return h->ae_algo->ops->get_rss_tuple(h, cmd);
 952                 return -EOPNOTSUPP;
 953         case ETHTOOL_GRXCLSRLCNT:
 954                 if (h->ae_algo->ops->get_fd_rule_cnt)
 955                         return h->ae_algo->ops->get_fd_rule_cnt(h, cmd);
 956                 return -EOPNOTSUPP;
 957         case ETHTOOL_GRXCLSRULE:
 958                 if (h->ae_algo->ops->get_fd_rule_info)
 959                         return h->ae_algo->ops->get_fd_rule_info(h, cmd);
 960                 return -EOPNOTSUPP;
 961         case ETHTOOL_GRXCLSRLALL:
 962                 if (h->ae_algo->ops->get_fd_all_rules)
 963                         return h->ae_algo->ops->get_fd_all_rules(h, cmd,
 964                                                                  rule_locs);
 965                 return -EOPNOTSUPP;
 966         default:
 967                 return -EOPNOTSUPP;
 968         }
 969 }
 970
 971 static const struct hns3_reset_type_map hns3_reset_type[] = {
 972         {ETH_RESET_MGMT, HNAE3_IMP_RESET},
 973         {ETH_RESET_ALL, HNAE3_GLOBAL_RESET},
 974         {ETH_RESET_DEDICATED, HNAE3_FUNC_RESET},
 975 };
 976
 977 static const struct hns3_reset_type_map hns3vf_reset_type[] = {
 978         {ETH_RESET_DEDICATED, HNAE3_VF_FUNC_RESET},
 979 };
 980
 981 static int hns3_set_reset(struct net_device *netdev, u32 *flags)
 982 {
 983         enum hnae3_reset_type rst_type = HNAE3_NONE_RESET;
 984         struct hnae3_handle *h = hns3_get_handle(netdev);
 985         struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev);
 986         const struct hnae3_ae_ops *ops = h->ae_algo->ops;
 987         const struct hns3_reset_type_map *rst_type_map;
 988         u32 i, size;
 989
 990         if (ops->ae_dev_resetting && ops->ae_dev_resetting(h))
 991                 return -EBUSY;
 992
 993         if (!ops->set_default_reset_request || !ops->reset_event)
 994                 return -EOPNOTSUPP;
 995
 996         if (h->flags & HNAE3_SUPPORT_VF) {
 997                 rst_type_map = hns3vf_reset_type;
 998                 size = ARRAY_SIZE(hns3vf_reset_type);
 999         } else {
1000                 rst_type_map = hns3_reset_type;
1001                 size = ARRAY_SIZE(hns3_reset_type);
1002         }
1003
1004         for (i = 0; i < size; i++) {
1005                 if (rst_type_map[i].rst_flags == *flags) {
1006                         rst_type = rst_type_map[i].rst_type;
1007                         break;
1008                 }
1009         }
1010
1011         if (rst_type == HNAE3_NONE_RESET ||
1012             (rst_type == HNAE3_IMP_RESET &&
1013              ae_dev->dev_version <= HNAE3_DEVICE_VERSION_V2))
1014                 return -EOPNOTSUPP;
1015
1016         netdev_info(netdev, "Setting reset type %d\n", rst_type);
1017
1018         ops->set_default_reset_request(ae_dev, rst_type);
1019
1020         ops->reset_event(h->pdev, h);
1021
1022         return 0;
1023 }
1024
1025 static void hns3_change_all_ring_bd_num(struct hns3_nic_priv *priv,
1026                                         u32 tx_desc_num, u32 rx_desc_num)
1027 {
1028         struct hnae3_handle *h = priv->ae_handle;
1029         int i;
1030
1031         h->kinfo.num_tx_desc = tx_desc_num;
1032         h->kinfo.num_rx_desc = rx_desc_num;
1033
1034         for (i = 0; i < h->kinfo.num_tqps; i++) {
1035                 priv->ring[i].desc_num = tx_desc_num;
1036                 priv->ring[i + h->kinfo.num_tqps].desc_num = rx_desc_num;
1037         }
1038 }
1039
1040 static struct hns3_enet_ring *hns3_backup_ringparam(struct hns3_nic_priv *priv)
1041 {
1042         struct hnae3_handle *handle = priv->ae_handle;
1043         struct hns3_enet_ring *tmp_rings;
1044         int i;
1045
1046         tmp_rings = kcalloc(handle->kinfo.num_tqps * 2,
1047                             sizeof(struct hns3_enet_ring), GFP_KERNEL);
1048         if (!tmp_rings)
1049                 return NULL;
1050
1051         for (i = 0; i < handle->kinfo.num_tqps * 2; i++) {
1052                 memcpy(&tmp_rings[i], &priv->ring[i],
1053                        sizeof(struct hns3_enet_ring));
1054                 tmp_rings[i].skb = NULL;
1055         }
1056
1057         return tmp_rings;
1058 }
1059
1060 static int hns3_check_ringparam(struct net_device *ndev,
1061                                 struct ethtool_ringparam *param)
1062 {
1063         if (hns3_nic_resetting(ndev))
1064                 return -EBUSY;
1065
1066         if (param->rx_mini_pending || param->rx_jumbo_pending)
1067                 return -EINVAL;
1068
1069         if (param->tx_pending > HNS3_RING_MAX_PENDING ||
1070             param->tx_pending < HNS3_RING_MIN_PENDING ||
1071             param->rx_pending > HNS3_RING_MAX_PENDING ||
1072             param->rx_pending < HNS3_RING_MIN_PENDING) {
1073                 netdev_err(ndev, "Queue depth out of range [%d-%d]\n",
1074                            HNS3_RING_MIN_PENDING, HNS3_RING_MAX_PENDING);
1075                 return -EINVAL;
1076         }
1077
1078         return 0;
1079 }
1080
1081 static int hns3_set_ringparam(struct net_device *ndev,
1082                               struct ethtool_ringparam *param)
1083 {
1084         struct hns3_nic_priv *priv = netdev_priv(ndev);
1085         struct hnae3_handle *h = priv->ae_handle;
1086         struct hns3_enet_ring *tmp_rings;
1087         bool if_running = netif_running(ndev);
1088         u32 old_tx_desc_num, new_tx_desc_num;
1089         u32 old_rx_desc_num, new_rx_desc_num;
1090         u16 queue_num = h->kinfo.num_tqps;
1091         int ret, i;
1092
1093         ret = hns3_check_ringparam(ndev, param);
1094         if (ret)
1095                 return ret;
1096
1097         /* Hardware requires that its descriptors must be multiple of eight */
1098         new_tx_desc_num = ALIGN(param->tx_pending, HNS3_RING_BD_MULTIPLE);
1099         new_rx_desc_num = ALIGN(param->rx_pending, HNS3_RING_BD_MULTIPLE);
1100         old_tx_desc_num = priv->ring[0].desc_num;
1101         old_rx_desc_num = priv->ring[queue_num].desc_num;
1102         if (old_tx_desc_num == new_tx_desc_num &&
1103             old_rx_desc_num == new_rx_desc_num)
1104                 return 0;
1105
1106         tmp_rings = hns3_backup_ringparam(priv);
1107         if (!tmp_rings) {
1108                 netdev_err(ndev,
1109                            "backup ring param failed by allocating memory fail\n");
1110                 return -ENOMEM;
1111         }
1112
1113         netdev_info(ndev,
1114                     "Changing Tx/Rx ring depth from %u/%u to %u/%u\n",
1115                     old_tx_desc_num, old_rx_desc_num,
1116                     new_tx_desc_num, new_rx_desc_num);
1117
1118         if (if_running)
1119                 ndev->netdev_ops->ndo_stop(ndev);
1120
1121         hns3_change_all_ring_bd_num(priv, new_tx_desc_num, new_rx_desc_num);
1122         ret = hns3_init_all_ring(priv);
1123         if (ret) {
1124                 netdev_err(ndev, "Change bd num fail, revert to old value(%d)\n",
1125                            ret);
1126
1127                 hns3_change_all_ring_bd_num(priv, old_tx_desc_num,
1128                                             old_rx_desc_num);
1129                 for (i = 0; i < h->kinfo.num_tqps * 2; i++)
1130                         memcpy(&priv->ring[i], &tmp_rings[i],
1131                                sizeof(struct hns3_enet_ring));
1132         } else {
1133                 for (i = 0; i < h->kinfo.num_tqps * 2; i++)
1134                         hns3_fini_ring(&tmp_rings[i]);
1135         }
1136
1137         kfree(tmp_rings);
1138
1139         if (if_running)
1140                 ret = ndev->netdev_ops->ndo_open(ndev);
1141
1142         return ret;
1143 }
1144
1145 static int hns3_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd)
1146 {
1147         struct hnae3_handle *h = hns3_get_handle(netdev);
1148
1149         switch (cmd->cmd) {
1150         case ETHTOOL_SRXFH:
1151                 if (h->ae_algo->ops->set_rss_tuple)
1152                         return h->ae_algo->ops->set_rss_tuple(h, cmd);
1153                 return -EOPNOTSUPP;
1154         case ETHTOOL_SRXCLSRLINS:
1155                 if (h->ae_algo->ops->add_fd_entry)
1156                         return h->ae_algo->ops->add_fd_entry(h, cmd);
1157                 return -EOPNOTSUPP;
1158         case ETHTOOL_SRXCLSRLDEL:
1159                 if (h->ae_algo->ops->del_fd_entry)
1160                         return h->ae_algo->ops->del_fd_entry(h, cmd);
1161                 return -EOPNOTSUPP;
1162         default:
1163                 return -EOPNOTSUPP;
1164         }
1165 }
1166
1167 static int hns3_nway_reset(struct net_device *netdev)
1168 {
1169         struct hnae3_handle *handle = hns3_get_handle(netdev);
1170         const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
1171         struct phy_device *phy = netdev->phydev;
1172         int autoneg;
1173
1174         if (!netif_running(netdev))
1175                 return 0;
1176
1177         if (hns3_nic_resetting(netdev)) {
1178                 netdev_err(netdev, "dev resetting!");
1179                 return -EBUSY;
1180         }
1181
1182         if (!ops->get_autoneg || !ops->restart_autoneg)
1183                 return -EOPNOTSUPP;
1184
1185         autoneg = ops->get_autoneg(handle);
1186         if (autoneg != AUTONEG_ENABLE) {
1187                 netdev_err(netdev,
1188                            "Autoneg is off, don't support to restart it\n");
1189                 return -EINVAL;
1190         }
1191
1192         netif_dbg(handle, drv, netdev,
1193                   "nway reset (using %s)\n", phy ? "phy" : "mac");
1194
1195         if (phy)
1196                 return genphy_restart_aneg(phy);
1197
1198         return ops->restart_autoneg(handle);
1199 }
1200
1201 static void hns3_get_channels(struct net_device *netdev,
1202                               struct ethtool_channels *ch)
1203 {
1204         struct hnae3_handle *h = hns3_get_handle(netdev);
1205
1206         if (h->ae_algo->ops->get_channels)
1207                 h->ae_algo->ops->get_channels(h, ch);
1208 }
1209
1210 static int hns3_get_coalesce(struct net_device *netdev,
1211                              struct ethtool_coalesce *cmd,
1212                              struct kernel_ethtool_coalesce *kernel_coal,
1213                              struct netlink_ext_ack *extack)
1214 {
1215         struct hns3_nic_priv *priv = netdev_priv(netdev);
1216         struct hns3_enet_coalesce *tx_coal = &priv->tx_coal;
1217         struct hns3_enet_coalesce *rx_coal = &priv->rx_coal;
1218         struct hnae3_handle *h = priv->ae_handle;
1219
1220         if (hns3_nic_resetting(netdev))
1221                 return -EBUSY;
1222
1223         cmd->use_adaptive_tx_coalesce = tx_coal->adapt_enable;
1224         cmd->use_adaptive_rx_coalesce = rx_coal->adapt_enable;
1225
1226         cmd->tx_coalesce_usecs = tx_coal->int_gl;
1227         cmd->rx_coalesce_usecs = rx_coal->int_gl;
1228
1229         cmd->tx_coalesce_usecs_high = h->kinfo.int_rl_setting;
1230         cmd->rx_coalesce_usecs_high = h->kinfo.int_rl_setting;
1231
1232         cmd->tx_max_coalesced_frames = tx_coal->int_ql;
1233         cmd->rx_max_coalesced_frames = rx_coal->int_ql;
1234
1235         kernel_coal->use_cqe_mode_tx = (priv->tx_cqe_mode ==
1236                                         DIM_CQ_PERIOD_MODE_START_FROM_CQE);
1237         kernel_coal->use_cqe_mode_rx = (priv->rx_cqe_mode ==
1238                                         DIM_CQ_PERIOD_MODE_START_FROM_CQE);
1239
1240         return 0;
1241 }
1242
1243 static int hns3_check_gl_coalesce_para(struct net_device *netdev,
1244                                        struct ethtool_coalesce *cmd)
1245 {
1246         struct hnae3_handle *handle = hns3_get_handle(netdev);
1247         struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
1248         u32 rx_gl, tx_gl;
1249
1250         if (cmd->rx_coalesce_usecs > ae_dev->dev_specs.max_int_gl) {
1251                 netdev_err(netdev,
1252                            "invalid rx-usecs value, rx-usecs range is 0-%u\n",
1253                            ae_dev->dev_specs.max_int_gl);
1254                 return -EINVAL;
1255         }
1256
1257         if (cmd->tx_coalesce_usecs > ae_dev->dev_specs.max_int_gl) {
1258                 netdev_err(netdev,
1259                            "invalid tx-usecs value, tx-usecs range is 0-%u\n",
1260                            ae_dev->dev_specs.max_int_gl);
1261                 return -EINVAL;
1262         }
1263
1264         /* device version above V3(include V3), GL uses 1us unit,
1265          * so the round down is not needed.
1266          */
1267         if (ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V3)
1268                 return 0;
1269
1270         rx_gl = hns3_gl_round_down(cmd->rx_coalesce_usecs);
1271         if (rx_gl != cmd->rx_coalesce_usecs) {
1272                 netdev_info(netdev,
1273                             "rx_usecs(%u) rounded down to %u, because it must be multiple of 2.\n",
1274                             cmd->rx_coalesce_usecs, rx_gl);
1275         }
1276
1277         tx_gl = hns3_gl_round_down(cmd->tx_coalesce_usecs);
1278         if (tx_gl != cmd->tx_coalesce_usecs) {
1279                 netdev_info(netdev,
1280                             "tx_usecs(%u) rounded down to %u, because it must be multiple of 2.\n",
1281                             cmd->tx_coalesce_usecs, tx_gl);
1282         }
1283
1284         return 0;
1285 }
1286
1287 static int hns3_check_rl_coalesce_para(struct net_device *netdev,
1288                                        struct ethtool_coalesce *cmd)
1289 {
1290         u32 rl;
1291
1292         if (cmd->tx_coalesce_usecs_high != cmd->rx_coalesce_usecs_high) {
1293                 netdev_err(netdev,
1294                            "tx_usecs_high must be same as rx_usecs_high.\n");
1295                 return -EINVAL;
1296         }
1297
1298         if (cmd->rx_coalesce_usecs_high > HNS3_INT_RL_MAX) {
1299                 netdev_err(netdev,
1300                            "Invalid usecs_high value, usecs_high range is 0-%d\n",
1301                            HNS3_INT_RL_MAX);
1302                 return -EINVAL;
1303         }
1304
1305         rl = hns3_rl_round_down(cmd->rx_coalesce_usecs_high);
1306         if (rl != cmd->rx_coalesce_usecs_high) {
1307                 netdev_info(netdev,
1308                             "usecs_high(%u) rounded down to %u, because it must be multiple of 4.\n",
1309                             cmd->rx_coalesce_usecs_high, rl);
1310         }
1311
1312         return 0;
1313 }
1314
1315 static int hns3_check_ql_coalesce_param(struct net_device *netdev,
1316                                         struct ethtool_coalesce *cmd)
1317 {
1318         struct hnae3_handle *handle = hns3_get_handle(netdev);
1319         struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
1320
1321         if ((cmd->tx_max_coalesced_frames || cmd->rx_max_coalesced_frames) &&
1322             !ae_dev->dev_specs.int_ql_max) {
1323                 netdev_err(netdev, "coalesced frames is not supported\n");
1324                 return -EOPNOTSUPP;
1325         }
1326
1327         if (cmd->tx_max_coalesced_frames > ae_dev->dev_specs.int_ql_max ||
1328             cmd->rx_max_coalesced_frames > ae_dev->dev_specs.int_ql_max) {
1329                 netdev_err(netdev,
1330                            "invalid coalesced_frames value, range is 0-%u\n",
1331                            ae_dev->dev_specs.int_ql_max);
1332                 return -ERANGE;
1333         }
1334
1335         return 0;
1336 }
1337
1338 static int hns3_check_coalesce_para(struct net_device *netdev,
1339                                     struct ethtool_coalesce *cmd)
1340 {
1341         int ret;
1342
1343         ret = hns3_check_gl_coalesce_para(netdev, cmd);
1344         if (ret) {
1345                 netdev_err(netdev,
1346                            "Check gl coalesce param fail. ret = %d\n", ret);
1347                 return ret;
1348         }
1349
1350         ret = hns3_check_rl_coalesce_para(netdev, cmd);
1351         if (ret) {
1352                 netdev_err(netdev,
1353                            "Check rl coalesce param fail. ret = %d\n", ret);
1354                 return ret;
1355         }
1356
1357         return hns3_check_ql_coalesce_param(netdev, cmd);
1358 }
1359
1360 static void hns3_set_coalesce_per_queue(struct net_device *netdev,
1361                                         struct ethtool_coalesce *cmd,
1362                                         u32 queue)
1363 {
1364         struct hns3_enet_tqp_vector *tx_vector, *rx_vector;
1365         struct hns3_nic_priv *priv = netdev_priv(netdev);
1366         struct hnae3_handle *h = priv->ae_handle;
1367         int queue_num = h->kinfo.num_tqps;
1368
1369         tx_vector = priv->ring[queue].tqp_vector;
1370         rx_vector = priv->ring[queue_num + queue].tqp_vector;
1371
1372         tx_vector->tx_group.coal.adapt_enable =
1373                                 cmd->use_adaptive_tx_coalesce;
1374         rx_vector->rx_group.coal.adapt_enable =
1375                                 cmd->use_adaptive_rx_coalesce;
1376
1377         tx_vector->tx_group.coal.int_gl = cmd->tx_coalesce_usecs;
1378         rx_vector->rx_group.coal.int_gl = cmd->rx_coalesce_usecs;
1379
1380         tx_vector->tx_group.coal.int_ql = cmd->tx_max_coalesced_frames;
1381         rx_vector->rx_group.coal.int_ql = cmd->rx_max_coalesced_frames;
1382
1383         hns3_set_vector_coalesce_tx_gl(tx_vector,
1384                                        tx_vector->tx_group.coal.int_gl);
1385         hns3_set_vector_coalesce_rx_gl(rx_vector,
1386                                        rx_vector->rx_group.coal.int_gl);
1387
1388         hns3_set_vector_coalesce_rl(tx_vector, h->kinfo.int_rl_setting);
1389         hns3_set_vector_coalesce_rl(rx_vector, h->kinfo.int_rl_setting);
1390
1391         if (tx_vector->tx_group.coal.ql_enable)
1392                 hns3_set_vector_coalesce_tx_ql(tx_vector,
1393                                                tx_vector->tx_group.coal.int_ql);
1394         if (rx_vector->rx_group.coal.ql_enable)
1395                 hns3_set_vector_coalesce_rx_ql(rx_vector,
1396                                                rx_vector->rx_group.coal.int_ql);
1397 }
1398
1399 static int hns3_set_coalesce(struct net_device *netdev,
1400                              struct ethtool_coalesce *cmd,
1401                              struct kernel_ethtool_coalesce *kernel_coal,
1402                              struct netlink_ext_ack *extack)
1403 {
1404         struct hnae3_handle *h = hns3_get_handle(netdev);
1405         struct hns3_nic_priv *priv = netdev_priv(netdev);
1406         struct hns3_enet_coalesce *tx_coal = &priv->tx_coal;
1407         struct hns3_enet_coalesce *rx_coal = &priv->rx_coal;
1408         u16 queue_num = h->kinfo.num_tqps;
1409         enum dim_cq_period_mode tx_mode;
1410         enum dim_cq_period_mode rx_mode;
1411         int ret;
1412         int i;
1413
1414         if (hns3_nic_resetting(netdev))
1415                 return -EBUSY;
1416
1417         ret = hns3_check_coalesce_para(netdev, cmd);
1418         if (ret)
1419                 return ret;
1420
1421         h->kinfo.int_rl_setting =
1422                 hns3_rl_round_down(cmd->rx_coalesce_usecs_high);
1423
1424         tx_coal->adapt_enable = cmd->use_adaptive_tx_coalesce;
1425         rx_coal->adapt_enable = cmd->use_adaptive_rx_coalesce;
1426
1427         tx_coal->int_gl = cmd->tx_coalesce_usecs;
1428         rx_coal->int_gl = cmd->rx_coalesce_usecs;
1429
1430         tx_coal->int_ql = cmd->tx_max_coalesced_frames;
1431         rx_coal->int_ql = cmd->rx_max_coalesced_frames;
1432
1433         for (i = 0; i < queue_num; i++)
1434                 hns3_set_coalesce_per_queue(netdev, cmd, i);
1435
1436         tx_mode = kernel_coal->use_cqe_mode_tx ?
1437                   DIM_CQ_PERIOD_MODE_START_FROM_CQE :
1438                   DIM_CQ_PERIOD_MODE_START_FROM_EQE;
1439         rx_mode = kernel_coal->use_cqe_mode_rx ?
1440                   DIM_CQ_PERIOD_MODE_START_FROM_CQE :
1441                   DIM_CQ_PERIOD_MODE_START_FROM_EQE;
1442         hns3_cq_period_mode_init(priv, tx_mode, rx_mode);
1443
1444         return 0;
1445 }
1446
1447 static int hns3_get_regs_len(struct net_device *netdev)
1448 {
1449         struct hnae3_handle *h = hns3_get_handle(netdev);
1450
1451         if (!h->ae_algo->ops->get_regs_len)
1452                 return -EOPNOTSUPP;
1453
1454         return h->ae_algo->ops->get_regs_len(h);
1455 }
1456
1457 static void hns3_get_regs(struct net_device *netdev,
1458                           struct ethtool_regs *cmd, void *data)
1459 {
1460         struct hnae3_handle *h = hns3_get_handle(netdev);
1461
1462         if (!h->ae_algo->ops->get_regs)
1463                 return;
1464
1465         h->ae_algo->ops->get_regs(h, &cmd->version, data);
1466 }
1467
1468 static int hns3_set_phys_id(struct net_device *netdev,
1469                             enum ethtool_phys_id_state state)
1470 {
1471         struct hnae3_handle *h = hns3_get_handle(netdev);
1472
1473         if (!h->ae_algo->ops->set_led_id)
1474                 return -EOPNOTSUPP;
1475
1476         return h->ae_algo->ops->set_led_id(h, state);
1477 }
1478
1479 static u32 hns3_get_msglevel(struct net_device *netdev)
1480 {
1481         struct hnae3_handle *h = hns3_get_handle(netdev);
1482
1483         return h->msg_enable;
1484 }
1485
1486 static void hns3_set_msglevel(struct net_device *netdev, u32 msg_level)
1487 {
1488         struct hnae3_handle *h = hns3_get_handle(netdev);
1489
1490         h->msg_enable = msg_level;
1491 }
1492
1493 /* Translate local fec value into ethtool value. */
1494 static unsigned int loc_to_eth_fec(u8 loc_fec)
1495 {
1496         u32 eth_fec = 0;
1497
1498         if (loc_fec & BIT(HNAE3_FEC_AUTO))
1499                 eth_fec |= ETHTOOL_FEC_AUTO;
1500         if (loc_fec & BIT(HNAE3_FEC_RS))
1501                 eth_fec |= ETHTOOL_FEC_RS;
1502         if (loc_fec & BIT(HNAE3_FEC_BASER))
1503                 eth_fec |= ETHTOOL_FEC_BASER;
1504
1505         /* if nothing is set, then FEC is off */
1506         if (!eth_fec)
1507                 eth_fec = ETHTOOL_FEC_OFF;
1508
1509         return eth_fec;
1510 }
1511
1512 /* Translate ethtool fec value into local value. */
1513 static unsigned int eth_to_loc_fec(unsigned int eth_fec)
1514 {
1515         u32 loc_fec = 0;
1516
1517         if (eth_fec & ETHTOOL_FEC_OFF)
1518                 return loc_fec;
1519
1520         if (eth_fec & ETHTOOL_FEC_AUTO)
1521                 loc_fec |= BIT(HNAE3_FEC_AUTO);
1522         if (eth_fec & ETHTOOL_FEC_RS)
1523                 loc_fec |= BIT(HNAE3_FEC_RS);
1524         if (eth_fec & ETHTOOL_FEC_BASER)
1525                 loc_fec |= BIT(HNAE3_FEC_BASER);
1526
1527         return loc_fec;
1528 }
1529
1530 static int hns3_get_fecparam(struct net_device *netdev,
1531                              struct ethtool_fecparam *fec)
1532 {
1533         struct hnae3_handle *handle = hns3_get_handle(netdev);
1534         struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
1535         const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
1536         u8 fec_ability;
1537         u8 fec_mode;
1538
1539         if (!test_bit(HNAE3_DEV_SUPPORT_FEC_B, ae_dev->caps))
1540                 return -EOPNOTSUPP;
1541
1542         if (!ops->get_fec)
1543                 return -EOPNOTSUPP;
1544
1545         ops->get_fec(handle, &fec_ability, &fec_mode);
1546
1547         fec->fec = loc_to_eth_fec(fec_ability);
1548         fec->active_fec = loc_to_eth_fec(fec_mode);
1549
1550         return 0;
1551 }
1552
1553 static int hns3_set_fecparam(struct net_device *netdev,
1554                              struct ethtool_fecparam *fec)
1555 {
1556         struct hnae3_handle *handle = hns3_get_handle(netdev);
1557         struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
1558         const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
1559         u32 fec_mode;
1560
1561         if (!test_bit(HNAE3_DEV_SUPPORT_FEC_B, ae_dev->caps))
1562                 return -EOPNOTSUPP;
1563
1564         if (!ops->set_fec)
1565                 return -EOPNOTSUPP;
1566         fec_mode = eth_to_loc_fec(fec->fec);
1567
1568         netif_dbg(handle, drv, netdev, "set fecparam: mode=%u\n", fec_mode);
1569
1570         return ops->set_fec(handle, fec_mode);
1571 }
1572
1573 static int hns3_get_module_info(struct net_device *netdev,
1574                                 struct ethtool_modinfo *modinfo)
1575 {
1576 #define HNS3_SFF_8636_V1_3 0x03
1577
1578         struct hnae3_handle *handle = hns3_get_handle(netdev);
1579         struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
1580         const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
1581         struct hns3_sfp_type sfp_type;
1582         int ret;
1583
1584         if (ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2 ||
1585             !ops->get_module_eeprom)
1586                 return -EOPNOTSUPP;
1587
1588         memset(&sfp_type, 0, sizeof(sfp_type));
1589         ret = ops->get_module_eeprom(handle, 0, sizeof(sfp_type) / sizeof(u8),
1590                                      (u8 *)&sfp_type);
1591         if (ret)
1592                 return ret;
1593
1594         switch (sfp_type.type) {
1595         case SFF8024_ID_SFP:
1596                 modinfo->type = ETH_MODULE_SFF_8472;
1597                 modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN;
1598                 break;
1599         case SFF8024_ID_QSFP_8438:
1600                 modinfo->type = ETH_MODULE_SFF_8436;
1601                 modinfo->eeprom_len = ETH_MODULE_SFF_8436_MAX_LEN;
1602                 break;
1603         case SFF8024_ID_QSFP_8436_8636:
1604                 if (sfp_type.ext_type < HNS3_SFF_8636_V1_3) {
1605                         modinfo->type = ETH_MODULE_SFF_8436;
1606                         modinfo->eeprom_len = ETH_MODULE_SFF_8436_MAX_LEN;
1607                 } else {
1608                         modinfo->type = ETH_MODULE_SFF_8636;
1609                         modinfo->eeprom_len = ETH_MODULE_SFF_8636_MAX_LEN;
1610                 }
1611                 break;
1612         case SFF8024_ID_QSFP28_8636:
1613                 modinfo->type = ETH_MODULE_SFF_8636;
1614                 modinfo->eeprom_len = ETH_MODULE_SFF_8636_MAX_LEN;
1615                 break;
1616         default:
1617                 netdev_err(netdev, "Optical module unknown: %#x\n",
1618                            sfp_type.type);
1619                 return -EINVAL;
1620         }
1621
1622         return 0;
1623 }
1624
1625 static int hns3_get_module_eeprom(struct net_device *netdev,
1626                                   struct ethtool_eeprom *ee, u8 *data)
1627 {
1628         struct hnae3_handle *handle = hns3_get_handle(netdev);
1629         struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
1630         const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
1631
1632         if (ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2 ||
1633             !ops->get_module_eeprom)
1634                 return -EOPNOTSUPP;
1635
1636         if (!ee->len)
1637                 return -EINVAL;
1638
1639         memset(data, 0, ee->len);
1640
1641         return ops->get_module_eeprom(handle, ee->offset, ee->len, data);
1642 }
1643
1644 static u32 hns3_get_priv_flags(struct net_device *netdev)
1645 {
1646         struct hnae3_handle *handle = hns3_get_handle(netdev);
1647
1648         return handle->priv_flags;
1649 }
1650
1651 static int hns3_check_priv_flags(struct hnae3_handle *h, u32 changed)
1652 {
1653         u32 i;
1654
1655         for (i = 0; i < HNAE3_PFLAG_MAX; i++)
1656                 if ((changed & BIT(i)) && !test_bit(i, &h->supported_pflags)) {
1657                         netdev_err(h->netdev, "%s is unsupported\n",
1658                                    hns3_priv_flags[i].name);
1659                         return -EOPNOTSUPP;
1660                 }
1661
1662         return 0;
1663 }
1664
1665 static int hns3_set_priv_flags(struct net_device *netdev, u32 pflags)
1666 {
1667         struct hnae3_handle *handle = hns3_get_handle(netdev);
1668         u32 changed = pflags ^ handle->priv_flags;
1669         int ret;
1670         u32 i;
1671
1672         ret = hns3_check_priv_flags(handle, changed);
1673         if (ret)
1674                 return ret;
1675
1676         for (i = 0; i < HNAE3_PFLAG_MAX; i++) {
1677                 if (changed & BIT(i)) {
1678                         bool enable = !(handle->priv_flags & BIT(i));
1679
1680                         if (enable)
1681                                 handle->priv_flags |= BIT(i);
1682                         else
1683                                 handle->priv_flags &= ~BIT(i);
1684                         hns3_priv_flags[i].handler(netdev, enable);
1685                 }
1686         }
1687
1688         return 0;
1689 }
1690
1691 static int hns3_get_tunable(struct net_device *netdev,
1692                             const struct ethtool_tunable *tuna,
1693                             void *data)
1694 {
1695         struct hns3_nic_priv *priv = netdev_priv(netdev);
1696         int ret = 0;
1697
1698         switch (tuna->id) {
1699         case ETHTOOL_TX_COPYBREAK:
1700                 /* all the tx rings have the same tx_copybreak */
1701                 *(u32 *)data = priv->tx_copybreak;
1702                 break;
1703         case ETHTOOL_RX_COPYBREAK:
1704                 *(u32 *)data = priv->rx_copybreak;
1705                 break;
1706         default:
1707                 ret = -EOPNOTSUPP;
1708                 break;
1709         }
1710
1711         return ret;
1712 }
1713
1714 static int hns3_set_tunable(struct net_device *netdev,
1715                             const struct ethtool_tunable *tuna,
1716                             const void *data)
1717 {
1718         struct hns3_nic_priv *priv = netdev_priv(netdev);
1719         struct hnae3_handle *h = priv->ae_handle;
1720         int i, ret = 0;
1721
1722         switch (tuna->id) {
1723         case ETHTOOL_TX_COPYBREAK:
1724                 priv->tx_copybreak = *(u32 *)data;
1725
1726                 for (i = 0; i < h->kinfo.num_tqps; i++)
1727                         priv->ring[i].tx_copybreak = priv->tx_copybreak;
1728
1729                 break;
1730         case ETHTOOL_RX_COPYBREAK:
1731                 priv->rx_copybreak = *(u32 *)data;
1732
1733                 for (i = h->kinfo.num_tqps; i < h->kinfo.num_tqps * 2; i++)
1734                         priv->ring[i].rx_copybreak = priv->rx_copybreak;
1735
1736                 break;
1737         default:
1738                 ret = -EOPNOTSUPP;
1739                 break;
1740         }
1741
1742         return ret;
1743 }
1744
1745 #define HNS3_ETHTOOL_COALESCE   (ETHTOOL_COALESCE_USECS |               \
1746                                  ETHTOOL_COALESCE_USE_ADAPTIVE |        \
1747                                  ETHTOOL_COALESCE_RX_USECS_HIGH |       \
1748                                  ETHTOOL_COALESCE_TX_USECS_HIGH |       \
1749                                  ETHTOOL_COALESCE_MAX_FRAMES |          \
1750                                  ETHTOOL_COALESCE_USE_CQE)
1751
1752 static int hns3_get_ts_info(struct net_device *netdev,
1753                             struct ethtool_ts_info *info)
1754 {
1755         struct hnae3_handle *handle = hns3_get_handle(netdev);
1756
1757         if (handle->ae_algo->ops->get_ts_info)
1758                 return handle->ae_algo->ops->get_ts_info(handle, info);
1759
1760         return ethtool_op_get_ts_info(netdev, info);
1761 }
1762
1763 static const struct hns3_ethtool_link_ext_state_mapping
1764 hns3_link_ext_state_map[] = {
1765         {1, ETHTOOL_LINK_EXT_STATE_AUTONEG,
1766                 ETHTOOL_LINK_EXT_SUBSTATE_AN_NO_HCD},
1767         {2, ETHTOOL_LINK_EXT_STATE_AUTONEG,
1768                 ETHTOOL_LINK_EXT_SUBSTATE_AN_ACK_NOT_RECEIVED},
1769
1770         {256, ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE,
1771                 ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_LINK_INHIBIT_TIMEOUT},
1772         {257, ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE,
1773                 ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_LINK_PARTNER_DID_NOT_SET_RECEIVER_READY},
1774         {512, ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE,
1775                 ETHTOOL_LINK_EXT_SUBSTATE_LT_REMOTE_FAULT},
1776
1777         {513, ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH,
1778                 ETHTOOL_LINK_EXT_SUBSTATE_LLM_PCS_DID_NOT_ACQUIRE_BLOCK_LOCK},
1779         {514, ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH,
1780                 ETHTOOL_LINK_EXT_SUBSTATE_LLM_FC_FEC_IS_NOT_LOCKED},
1781         {515, ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH,
1782                 ETHTOOL_LINK_EXT_SUBSTATE_LLM_RS_FEC_IS_NOT_LOCKED},
1783
1784         {768, ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY,
1785                 ETHTOOL_LINK_EXT_SUBSTATE_BSI_LARGE_NUMBER_OF_PHYSICAL_ERRORS},
1786         {769, ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY,
1787                 ETHTOOL_LINK_EXT_SUBSTATE_BSI_SERDES_REFERENCE_CLOCK_LOST},
1788         {770, ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY,
1789                 ETHTOOL_LINK_EXT_SUBSTATE_BSI_SERDES_ALOS},
1790
1791         {1024, ETHTOOL_LINK_EXT_STATE_NO_CABLE, 0},
1792         {1025, ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE,
1793                 ETHTOOL_LINK_EXT_SUBSTATE_CI_UNSUPPORTED_CABLE},
1794
1795         {1026, ETHTOOL_LINK_EXT_STATE_EEPROM_ISSUE, 0},
1796 };
1797
1798 static int hns3_get_link_ext_state(struct net_device *netdev,
1799                                    struct ethtool_link_ext_state_info *info)
1800 {
1801         const struct hns3_ethtool_link_ext_state_mapping *map;
1802         struct hnae3_handle *h = hns3_get_handle(netdev);
1803         u32 status_code, i;
1804         int ret;
1805
1806         if (netif_carrier_ok(netdev))
1807                 return -ENODATA;
1808
1809         if (!h->ae_algo->ops->get_link_diagnosis_info)
1810                 return -EOPNOTSUPP;
1811
1812         ret = h->ae_algo->ops->get_link_diagnosis_info(h, &status_code);
1813         if (ret)
1814                 return ret;
1815
1816         for (i = 0; i < ARRAY_SIZE(hns3_link_ext_state_map); i++) {
1817                 map = &hns3_link_ext_state_map[i];
1818                 if (map->status_code == status_code) {
1819                         info->link_ext_state = map->link_ext_state;
1820                         info->__link_ext_substate = map->link_ext_substate;
1821                         return 0;
1822                 }
1823         }
1824
1825         return -ENODATA;
1826 }
1827
1828 static const struct ethtool_ops hns3vf_ethtool_ops = {
1829         .supported_coalesce_params = HNS3_ETHTOOL_COALESCE,
1830         .get_drvinfo = hns3_get_drvinfo,
1831         .get_ringparam = hns3_get_ringparam,
1832         .set_ringparam = hns3_set_ringparam,
1833         .get_strings = hns3_get_strings,
1834         .get_ethtool_stats = hns3_get_stats,
1835         .get_sset_count = hns3_get_sset_count,
1836         .get_rxnfc = hns3_get_rxnfc,
1837         .set_rxnfc = hns3_set_rxnfc,
1838         .get_rxfh_key_size = hns3_get_rss_key_size,
1839         .get_rxfh_indir_size = hns3_get_rss_indir_size,
1840         .get_rxfh = hns3_get_rss,
1841         .set_rxfh = hns3_set_rss,
1842         .get_link_ksettings = hns3_get_link_ksettings,
1843         .get_channels = hns3_get_channels,
1844         .set_channels = hns3_set_channels,
1845         .get_coalesce = hns3_get_coalesce,
1846         .set_coalesce = hns3_set_coalesce,
1847         .get_regs_len = hns3_get_regs_len,
1848         .get_regs = hns3_get_regs,
1849         .get_link = hns3_get_link,
1850         .get_msglevel = hns3_get_msglevel,
1851         .set_msglevel = hns3_set_msglevel,
1852         .get_priv_flags = hns3_get_priv_flags,
1853         .set_priv_flags = hns3_set_priv_flags,
1854         .get_tunable = hns3_get_tunable,
1855         .set_tunable = hns3_set_tunable,
1856         .reset = hns3_set_reset,
1857 };
1858
1859 static const struct ethtool_ops hns3_ethtool_ops = {
1860         .supported_coalesce_params = HNS3_ETHTOOL_COALESCE,
1861         .self_test = hns3_self_test,
1862         .get_drvinfo = hns3_get_drvinfo,
1863         .get_link = hns3_get_link,
1864         .get_ringparam = hns3_get_ringparam,
1865         .set_ringparam = hns3_set_ringparam,
1866         .get_pauseparam = hns3_get_pauseparam,
1867         .set_pauseparam = hns3_set_pauseparam,
1868         .get_strings = hns3_get_strings,
1869         .get_ethtool_stats = hns3_get_stats,
1870         .get_sset_count = hns3_get_sset_count,
1871         .get_rxnfc = hns3_get_rxnfc,
1872         .set_rxnfc = hns3_set_rxnfc,
1873         .get_rxfh_key_size = hns3_get_rss_key_size,
1874         .get_rxfh_indir_size = hns3_get_rss_indir_size,
1875         .get_rxfh = hns3_get_rss,
1876         .set_rxfh = hns3_set_rss,
1877         .get_link_ksettings = hns3_get_link_ksettings,
1878         .set_link_ksettings = hns3_set_link_ksettings,
1879         .nway_reset = hns3_nway_reset,
1880         .get_channels = hns3_get_channels,
1881         .set_channels = hns3_set_channels,
1882         .get_coalesce = hns3_get_coalesce,
1883         .set_coalesce = hns3_set_coalesce,
1884         .get_regs_len = hns3_get_regs_len,
1885         .get_regs = hns3_get_regs,
1886         .set_phys_id = hns3_set_phys_id,
1887         .get_msglevel = hns3_get_msglevel,
1888         .set_msglevel = hns3_set_msglevel,
1889         .get_fecparam = hns3_get_fecparam,
1890         .set_fecparam = hns3_set_fecparam,
1891         .get_module_info = hns3_get_module_info,
1892         .get_module_eeprom = hns3_get_module_eeprom,
1893         .get_priv_flags = hns3_get_priv_flags,
1894         .set_priv_flags = hns3_set_priv_flags,
1895         .get_ts_info = hns3_get_ts_info,
1896         .get_tunable = hns3_get_tunable,
1897         .set_tunable = hns3_set_tunable,
1898         .reset = hns3_set_reset,
1899         .get_link_ext_state = hns3_get_link_ext_state,
1900 };
1901
1902 void hns3_ethtool_set_ops(struct net_device *netdev)
1903 {
1904         struct hnae3_handle *h = hns3_get_handle(netdev);
1905
1906         if (h->flags & HNAE3_SUPPORT_VF)
1907                 netdev->ethtool_ops = &hns3vf_ethtool_ops;
1908         else
1909                 netdev->ethtool_ops = &hns3_ethtool_ops;
1910 }