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
   8 #include "hns3_enet.h"
   9
  10 struct hns3_stats {
  11         char stats_string[ETH_GSTRING_LEN];
  12         int stats_offset;
  13 };
  14
  15 /* tqp related stats */
  16 #define HNS3_TQP_STAT(_string, _member) {                       \
  17         .stats_string = _string,                                \
  18         .stats_offset = offsetof(struct hns3_enet_ring, stats) +\
  19                         offsetof(struct ring_stats, _member),   \
  20 }
  21
  22 static const struct hns3_stats hns3_txq_stats[] = {
  23         /* Tx per-queue statistics */
  24         HNS3_TQP_STAT("io_err_cnt", io_err_cnt),
  25         HNS3_TQP_STAT("dropped", sw_err_cnt),
  26         HNS3_TQP_STAT("seg_pkt_cnt", seg_pkt_cnt),
  27         HNS3_TQP_STAT("packets", tx_pkts),
  28         HNS3_TQP_STAT("bytes", tx_bytes),
  29         HNS3_TQP_STAT("errors", tx_err_cnt),
  30         HNS3_TQP_STAT("wake", restart_queue),
  31         HNS3_TQP_STAT("busy", tx_busy),
  32         HNS3_TQP_STAT("copy", tx_copy),
  33         HNS3_TQP_STAT("vlan_err", tx_vlan_err),
  34         HNS3_TQP_STAT("l4_proto_err", tx_l4_proto_err),
  35         HNS3_TQP_STAT("l2l3l4_err", tx_l2l3l4_err),
  36         HNS3_TQP_STAT("tso_err", tx_tso_err),
  37 };
  38
  39 #define HNS3_TXQ_STATS_COUNT ARRAY_SIZE(hns3_txq_stats)
  40
  41 static const struct hns3_stats hns3_rxq_stats[] = {
  42         /* Rx per-queue statistics */
  43         HNS3_TQP_STAT("io_err_cnt", io_err_cnt),
  44         HNS3_TQP_STAT("dropped", sw_err_cnt),
  45         HNS3_TQP_STAT("seg_pkt_cnt", seg_pkt_cnt),
  46         HNS3_TQP_STAT("packets", rx_pkts),
  47         HNS3_TQP_STAT("bytes", rx_bytes),
  48         HNS3_TQP_STAT("errors", rx_err_cnt),
  49         HNS3_TQP_STAT("reuse_pg_cnt", reuse_pg_cnt),
  50         HNS3_TQP_STAT("err_pkt_len", err_pkt_len),
  51         HNS3_TQP_STAT("err_bd_num", err_bd_num),
  52         HNS3_TQP_STAT("l2_err", l2_err),
  53         HNS3_TQP_STAT("l3l4_csum_err", l3l4_csum_err),
  54         HNS3_TQP_STAT("multicast", rx_multicast),
  55         HNS3_TQP_STAT("non_reuse_pg", non_reuse_pg),
  56 };
  57
  58 #define HNS3_RXQ_STATS_COUNT ARRAY_SIZE(hns3_rxq_stats)
  59
  60 #define HNS3_TQP_STATS_COUNT (HNS3_TXQ_STATS_COUNT + HNS3_RXQ_STATS_COUNT)
  61
  62 #define HNS3_SELF_TEST_TYPE_NUM         4
  63 #define HNS3_NIC_LB_TEST_PKT_NUM        1
  64 #define HNS3_NIC_LB_TEST_RING_ID        0
  65 #define HNS3_NIC_LB_TEST_PACKET_SIZE    128
  66 #define HNS3_NIC_LB_SETUP_USEC          10000
  67
  68 /* Nic loopback test err  */
  69 #define HNS3_NIC_LB_TEST_NO_MEM_ERR     1
  70 #define HNS3_NIC_LB_TEST_TX_CNT_ERR     2
  71 #define HNS3_NIC_LB_TEST_RX_CNT_ERR     3
  72
  73 static int hns3_lp_setup(struct net_device *ndev, enum hnae3_loop loop, bool en)
  74 {
  75         struct hnae3_handle *h = hns3_get_handle(ndev);
  76         bool vlan_filter_enable;
  77         int ret;
  78
  79         if (!h->ae_algo->ops->set_loopback ||
  80             !h->ae_algo->ops->set_promisc_mode)
  81                 return -EOPNOTSUPP;
  82
  83         switch (loop) {
  84         case HNAE3_LOOP_SERIAL_SERDES:
  85         case HNAE3_LOOP_PARALLEL_SERDES:
  86         case HNAE3_LOOP_APP:
  87         case HNAE3_LOOP_PHY:
  88                 ret = h->ae_algo->ops->set_loopback(h, loop, en);
  89                 break;
  90         default:
  91                 ret = -ENOTSUPP;
  92                 break;
  93         }
  94
  95         if (ret || h->pdev->revision >= 0x21)
  96                 return ret;
  97
  98         if (en) {
  99                 h->ae_algo->ops->set_promisc_mode(h, true, true);
 100         } else {
 101                 /* recover promisc mode before loopback test */
 102                 hns3_update_promisc_mode(ndev, h->netdev_flags);
 103                 vlan_filter_enable = ndev->flags & IFF_PROMISC ? false : true;
 104                 hns3_enable_vlan_filter(ndev, vlan_filter_enable);
 105         }
 106
 107         return ret;
 108 }
 109
 110 static int hns3_lp_up(struct net_device *ndev, enum hnae3_loop loop_mode)
 111 {
 112         struct hnae3_handle *h = hns3_get_handle(ndev);
 113         int ret;
 114
 115         ret = hns3_nic_reset_all_ring(h);
 116         if (ret)
 117                 return ret;
 118
 119         ret = hns3_lp_setup(ndev, loop_mode, true);
 120         usleep_range(HNS3_NIC_LB_SETUP_USEC, HNS3_NIC_LB_SETUP_USEC * 2);
 121
 122         return ret;
 123 }
 124
 125 static int hns3_lp_down(struct net_device *ndev, enum hnae3_loop loop_mode)
 126 {
 127         int ret;
 128
 129         ret = hns3_lp_setup(ndev, loop_mode, false);
 130         if (ret) {
 131                 netdev_err(ndev, "lb_setup return error: %d\n", ret);
 132                 return ret;
 133         }
 134
 135         usleep_range(HNS3_NIC_LB_SETUP_USEC, HNS3_NIC_LB_SETUP_USEC * 2);
 136
 137         return 0;
 138 }
 139
 140 static void hns3_lp_setup_skb(struct sk_buff *skb)
 141 {
 142 #define HNS3_NIC_LB_DST_MAC_ADDR        0x1f
 143
 144         struct net_device *ndev = skb->dev;
 145         struct hnae3_handle *handle;
 146         unsigned char *packet;
 147         struct ethhdr *ethh;
 148         unsigned int i;
 149
 150         skb_reserve(skb, NET_IP_ALIGN);
 151         ethh = skb_put(skb, sizeof(struct ethhdr));
 152         packet = skb_put(skb, HNS3_NIC_LB_TEST_PACKET_SIZE);
 153
 154         memcpy(ethh->h_dest, ndev->dev_addr, ETH_ALEN);
 155
 156         /* The dst mac addr of loopback packet is the same as the host'
 157          * mac addr, the SSU component may loop back the packet to host
 158          * before the packet reaches mac or serdes, which will defect
 159          * the purpose of mac or serdes selftest.
 160          */
 161         handle = hns3_get_handle(ndev);
 162         if (handle->pdev->revision == 0x20)
 163                 ethh->h_dest[5] += HNS3_NIC_LB_DST_MAC_ADDR;
 164         eth_zero_addr(ethh->h_source);
 165         ethh->h_proto = htons(ETH_P_ARP);
 166         skb_reset_mac_header(skb);
 167
 168         for (i = 0; i < HNS3_NIC_LB_TEST_PACKET_SIZE; i++)
 169                 packet[i] = (unsigned char)(i & 0xff);
 170 }
 171
 172 static void hns3_lb_check_skb_data(struct hns3_enet_ring *ring,
 173                                    struct sk_buff *skb)
 174 {
 175         struct hns3_enet_tqp_vector *tqp_vector = ring->tqp_vector;
 176         unsigned char *packet = skb->data;
 177         u32 i;
 178
 179         for (i = 0; i < skb->len; i++)
 180                 if (packet[i] != (unsigned char)(i & 0xff))
 181                         break;
 182
 183         /* The packet is correctly received */
 184         if (i == skb->len)
 185                 tqp_vector->rx_group.total_packets++;
 186         else
 187                 print_hex_dump(KERN_ERR, "selftest:", DUMP_PREFIX_OFFSET, 16, 1,
 188                                skb->data, skb->len, true);
 189
 190         dev_kfree_skb_any(skb);
 191 }
 192
 193 static u32 hns3_lb_check_rx_ring(struct hns3_nic_priv *priv, u32 budget)
 194 {
 195         struct hnae3_handle *h = priv->ae_handle;
 196         struct hnae3_knic_private_info *kinfo;
 197         u32 i, rcv_good_pkt_total = 0;
 198
 199         kinfo = &h->kinfo;
 200         for (i = kinfo->num_tqps; i < kinfo->num_tqps * 2; i++) {
 201                 struct hns3_enet_ring *ring = &priv->ring[i];
 202                 struct hns3_enet_ring_group *rx_group;
 203                 u64 pre_rx_pkt;
 204
 205                 rx_group = &ring->tqp_vector->rx_group;
 206                 pre_rx_pkt = rx_group->total_packets;
 207
 208                 preempt_disable();
 209                 hns3_clean_rx_ring(ring, budget, hns3_lb_check_skb_data);
 210                 preempt_enable();
 211
 212                 rcv_good_pkt_total += (rx_group->total_packets - pre_rx_pkt);
 213                 rx_group->total_packets = pre_rx_pkt;
 214         }
 215         return rcv_good_pkt_total;
 216 }
 217
 218 static void hns3_lb_clear_tx_ring(struct hns3_nic_priv *priv, u32 start_ringid,
 219                                   u32 end_ringid, u32 budget)
 220 {
 221         u32 i;
 222
 223         for (i = start_ringid; i <= end_ringid; i++) {
 224                 struct hns3_enet_ring *ring = &priv->ring[i];
 225
 226                 hns3_clean_tx_ring(ring);
 227         }
 228 }
 229
 230 /**
 231  * hns3_lp_run_test -  run loopback test
 232  * @ndev: net device
 233  * @mode: loopback type
 234  */
 235 static int hns3_lp_run_test(struct net_device *ndev, enum hnae3_loop mode)
 236 {
 237         struct hns3_nic_priv *priv = netdev_priv(ndev);
 238         struct sk_buff *skb;
 239         u32 i, good_cnt;
 240         int ret_val = 0;
 241
 242         skb = alloc_skb(HNS3_NIC_LB_TEST_PACKET_SIZE + ETH_HLEN + NET_IP_ALIGN,
 243                         GFP_KERNEL);
 244         if (!skb)
 245                 return HNS3_NIC_LB_TEST_NO_MEM_ERR;
 246
 247         skb->dev = ndev;
 248         hns3_lp_setup_skb(skb);
 249         skb->queue_mapping = HNS3_NIC_LB_TEST_RING_ID;
 250
 251         good_cnt = 0;
 252         for (i = 0; i < HNS3_NIC_LB_TEST_PKT_NUM; i++) {
 253                 netdev_tx_t tx_ret;
 254
 255                 skb_get(skb);
 256                 tx_ret = hns3_nic_net_xmit(skb, ndev);
 257                 if (tx_ret == NETDEV_TX_OK) {
 258                         good_cnt++;
 259                 } else {
 260                         kfree_skb(skb);
 261                         netdev_err(ndev, "hns3_lb_run_test xmit failed: %d\n",
 262                                    tx_ret);
 263                 }
 264         }
 265         if (good_cnt != HNS3_NIC_LB_TEST_PKT_NUM) {
 266                 ret_val = HNS3_NIC_LB_TEST_TX_CNT_ERR;
 267                 netdev_err(ndev, "mode %d sent fail, cnt=0x%x, budget=0x%x\n",
 268                            mode, good_cnt, HNS3_NIC_LB_TEST_PKT_NUM);
 269                 goto out;
 270         }
 271
 272         /* Allow 200 milliseconds for packets to go from Tx to Rx */
 273         msleep(200);
 274
 275         good_cnt = hns3_lb_check_rx_ring(priv, HNS3_NIC_LB_TEST_PKT_NUM);
 276         if (good_cnt != HNS3_NIC_LB_TEST_PKT_NUM) {
 277                 ret_val = HNS3_NIC_LB_TEST_RX_CNT_ERR;
 278                 netdev_err(ndev, "mode %d recv fail, cnt=0x%x, budget=0x%x\n",
 279                            mode, good_cnt, HNS3_NIC_LB_TEST_PKT_NUM);
 280         }
 281
 282 out:
 283         hns3_lb_clear_tx_ring(priv, HNS3_NIC_LB_TEST_RING_ID,
 284                               HNS3_NIC_LB_TEST_RING_ID,
 285                               HNS3_NIC_LB_TEST_PKT_NUM);
 286
 287         kfree_skb(skb);
 288         return ret_val;
 289 }
 290
 291 /**
 292  * hns3_nic_self_test - self test
 293  * @ndev: net device
 294  * @eth_test: test cmd
 295  * @data: test result
 296  */
 297 static void hns3_self_test(struct net_device *ndev,
 298                            struct ethtool_test *eth_test, u64 *data)
 299 {
 300         struct hns3_nic_priv *priv = netdev_priv(ndev);
 301         struct hnae3_handle *h = priv->ae_handle;
 302         int st_param[HNS3_SELF_TEST_TYPE_NUM][2];
 303         bool if_running = netif_running(ndev);
 304 #if IS_ENABLED(CONFIG_VLAN_8021Q)
 305         bool dis_vlan_filter;
 306 #endif
 307         int test_index = 0;
 308         u32 i;
 309
 310         if (hns3_nic_resetting(ndev)) {
 311                 netdev_err(ndev, "dev resetting!");
 312                 return;
 313         }
 314
 315         /* Only do offline selftest, or pass by default */
 316         if (eth_test->flags != ETH_TEST_FL_OFFLINE)
 317                 return;
 318
 319         netif_dbg(h, drv, ndev, "self test start");
 320
 321         st_param[HNAE3_LOOP_APP][0] = HNAE3_LOOP_APP;
 322         st_param[HNAE3_LOOP_APP][1] =
 323                         h->flags & HNAE3_SUPPORT_APP_LOOPBACK;
 324
 325         st_param[HNAE3_LOOP_SERIAL_SERDES][0] = HNAE3_LOOP_SERIAL_SERDES;
 326         st_param[HNAE3_LOOP_SERIAL_SERDES][1] =
 327                         h->flags & HNAE3_SUPPORT_SERDES_SERIAL_LOOPBACK;
 328
 329         st_param[HNAE3_LOOP_PARALLEL_SERDES][0] =
 330                         HNAE3_LOOP_PARALLEL_SERDES;
 331         st_param[HNAE3_LOOP_PARALLEL_SERDES][1] =
 332                         h->flags & HNAE3_SUPPORT_SERDES_PARALLEL_LOOPBACK;
 333
 334         st_param[HNAE3_LOOP_PHY][0] = HNAE3_LOOP_PHY;
 335         st_param[HNAE3_LOOP_PHY][1] =
 336                         h->flags & HNAE3_SUPPORT_PHY_LOOPBACK;
 337
 338         if (if_running)
 339                 ndev->netdev_ops->ndo_stop(ndev);
 340
 341 #if IS_ENABLED(CONFIG_VLAN_8021Q)
 342         /* Disable the vlan filter for selftest does not support it */
 343         dis_vlan_filter = (ndev->features & NETIF_F_HW_VLAN_CTAG_FILTER) &&
 344                                 h->ae_algo->ops->enable_vlan_filter;
 345         if (dis_vlan_filter)
 346                 h->ae_algo->ops->enable_vlan_filter(h, false);
 347 #endif
 348
 349         /* Tell firmware to stop mac autoneg before loopback test start,
 350          * otherwise loopback test may be failed when the port is still
 351          * negotiating.
 352          */
 353         if (h->ae_algo->ops->halt_autoneg)
 354                 h->ae_algo->ops->halt_autoneg(h, true);
 355
 356         set_bit(HNS3_NIC_STATE_TESTING, &priv->state);
 357
 358         for (i = 0; i < HNS3_SELF_TEST_TYPE_NUM; i++) {
 359                 enum hnae3_loop loop_type = (enum hnae3_loop)st_param[i][0];
 360
 361                 if (!st_param[i][1])
 362                         continue;
 363
 364                 data[test_index] = hns3_lp_up(ndev, loop_type);
 365                 if (!data[test_index])
 366                         data[test_index] = hns3_lp_run_test(ndev, loop_type);
 367
 368                 hns3_lp_down(ndev, loop_type);
 369
 370                 if (data[test_index])
 371                         eth_test->flags |= ETH_TEST_FL_FAILED;
 372
 373                 test_index++;
 374         }
 375
 376         clear_bit(HNS3_NIC_STATE_TESTING, &priv->state);
 377
 378         if (h->ae_algo->ops->halt_autoneg)
 379                 h->ae_algo->ops->halt_autoneg(h, false);
 380
 381 #if IS_ENABLED(CONFIG_VLAN_8021Q)
 382         if (dis_vlan_filter)
 383                 h->ae_algo->ops->enable_vlan_filter(h, true);
 384 #endif
 385
 386         if (if_running)
 387                 ndev->netdev_ops->ndo_open(ndev);
 388
 389         netif_dbg(h, drv, ndev, "self test end\n");
 390 }
 391
 392 static int hns3_get_sset_count(struct net_device *netdev, int stringset)
 393 {
 394         struct hnae3_handle *h = hns3_get_handle(netdev);
 395         const struct hnae3_ae_ops *ops = h->ae_algo->ops;
 396
 397         if (!ops->get_sset_count)
 398                 return -EOPNOTSUPP;
 399
 400         switch (stringset) {
 401         case ETH_SS_STATS:
 402                 return ((HNS3_TQP_STATS_COUNT * h->kinfo.num_tqps) +
 403                         ops->get_sset_count(h, stringset));
 404
 405         case ETH_SS_TEST:
 406                 return ops->get_sset_count(h, stringset);
 407
 408         default:
 409                 return -EOPNOTSUPP;
 410         }
 411 }
 412
 413 static void *hns3_update_strings(u8 *data, const struct hns3_stats *stats,
 414                 u32 stat_count, u32 num_tqps, const char *prefix)
 415 {
 416 #define MAX_PREFIX_SIZE (6 + 4)
 417         u32 size_left;
 418         u32 i, j;
 419         u32 n1;
 420
 421         for (i = 0; i < num_tqps; i++) {
 422                 for (j = 0; j < stat_count; j++) {
 423                         data[ETH_GSTRING_LEN - 1] = '\0';
 424
 425                         /* first, prepend the prefix string */
 426                         n1 = snprintf(data, MAX_PREFIX_SIZE, "%s%d_",
 427                                       prefix, i);
 428                         n1 = min_t(uint, n1, MAX_PREFIX_SIZE - 1);
 429                         size_left = (ETH_GSTRING_LEN - 1) - n1;
 430
 431                         /* now, concatenate the stats string to it */
 432                         strncat(data, stats[j].stats_string, size_left);
 433                         data += ETH_GSTRING_LEN;
 434                 }
 435         }
 436
 437         return data;
 438 }
 439
 440 static u8 *hns3_get_strings_tqps(struct hnae3_handle *handle, u8 *data)
 441 {
 442         struct hnae3_knic_private_info *kinfo = &handle->kinfo;
 443         const char tx_prefix[] = "txq";
 444         const char rx_prefix[] = "rxq";
 445
 446         /* get strings for Tx */
 447         data = hns3_update_strings(data, hns3_txq_stats, HNS3_TXQ_STATS_COUNT,
 448                                    kinfo->num_tqps, tx_prefix);
 449
 450         /* get strings for Rx */
 451         data = hns3_update_strings(data, hns3_rxq_stats, HNS3_RXQ_STATS_COUNT,
 452                                    kinfo->num_tqps, rx_prefix);
 453
 454         return data;
 455 }
 456
 457 static void hns3_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
 458 {
 459         struct hnae3_handle *h = hns3_get_handle(netdev);
 460         const struct hnae3_ae_ops *ops = h->ae_algo->ops;
 461         char *buff = (char *)data;
 462
 463         if (!ops->get_strings)
 464                 return;
 465
 466         switch (stringset) {
 467         case ETH_SS_STATS:
 468                 buff = hns3_get_strings_tqps(h, buff);
 469                 ops->get_strings(h, stringset, (u8 *)buff);
 470                 break;
 471         case ETH_SS_TEST:
 472                 ops->get_strings(h, stringset, data);
 473                 break;
 474         default:
 475                 break;
 476         }
 477 }
 478
 479 static u64 *hns3_get_stats_tqps(struct hnae3_handle *handle, u64 *data)
 480 {
 481         struct hns3_nic_priv *nic_priv = (struct hns3_nic_priv *)handle->priv;
 482         struct hnae3_knic_private_info *kinfo = &handle->kinfo;
 483         struct hns3_enet_ring *ring;
 484         u8 *stat;
 485         int i, j;
 486
 487         /* get stats for Tx */
 488         for (i = 0; i < kinfo->num_tqps; i++) {
 489                 ring = &nic_priv->ring[i];
 490                 for (j = 0; j < HNS3_TXQ_STATS_COUNT; j++) {
 491                         stat = (u8 *)ring + hns3_txq_stats[j].stats_offset;
 492                         *data++ = *(u64 *)stat;
 493                 }
 494         }
 495
 496         /* get stats for Rx */
 497         for (i = 0; i < kinfo->num_tqps; i++) {
 498                 ring = &nic_priv->ring[i + kinfo->num_tqps];
 499                 for (j = 0; j < HNS3_RXQ_STATS_COUNT; j++) {
 500                         stat = (u8 *)ring + hns3_rxq_stats[j].stats_offset;
 501                         *data++ = *(u64 *)stat;
 502                 }
 503         }
 504
 505         return data;
 506 }
 507
 508 /* hns3_get_stats - get detail statistics.
 509  * @netdev: net device
 510  * @stats: statistics info.
 511  * @data: statistics data.
 512  */
 513 static void hns3_get_stats(struct net_device *netdev,
 514                            struct ethtool_stats *stats, u64 *data)
 515 {
 516         struct hnae3_handle *h = hns3_get_handle(netdev);
 517         u64 *p = data;
 518
 519         if (hns3_nic_resetting(netdev)) {
 520                 netdev_err(netdev, "dev resetting, could not get stats\n");
 521                 return;
 522         }
 523
 524         if (!h->ae_algo->ops->get_stats || !h->ae_algo->ops->update_stats) {
 525                 netdev_err(netdev, "could not get any statistics\n");
 526                 return;
 527         }
 528
 529         h->ae_algo->ops->update_stats(h, &netdev->stats);
 530
 531         /* get per-queue stats */
 532         p = hns3_get_stats_tqps(h, p);
 533
 534         /* get MAC & other misc hardware stats */
 535         h->ae_algo->ops->get_stats(h, p);
 536 }
 537
 538 static void hns3_get_drvinfo(struct net_device *netdev,
 539                              struct ethtool_drvinfo *drvinfo)
 540 {
 541         struct hns3_nic_priv *priv = netdev_priv(netdev);
 542         struct hnae3_handle *h = priv->ae_handle;
 543         u32 fw_version;
 544
 545         if (!h->ae_algo->ops->get_fw_version) {
 546                 netdev_err(netdev, "could not get fw version!\n");
 547                 return;
 548         }
 549
 550         strncpy(drvinfo->version, hns3_driver_version,
 551                 sizeof(drvinfo->version));
 552         drvinfo->version[sizeof(drvinfo->version) - 1] = '\0';
 553
 554         strncpy(drvinfo->driver, h->pdev->driver->name,
 555                 sizeof(drvinfo->driver));
 556         drvinfo->driver[sizeof(drvinfo->driver) - 1] = '\0';
 557
 558         strncpy(drvinfo->bus_info, pci_name(h->pdev),
 559                 sizeof(drvinfo->bus_info));
 560         drvinfo->bus_info[ETHTOOL_BUSINFO_LEN - 1] = '\0';
 561
 562         fw_version = priv->ae_handle->ae_algo->ops->get_fw_version(h);
 563
 564         snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
 565                  "%lu.%lu.%lu.%lu",
 566                  hnae3_get_field(fw_version, HNAE3_FW_VERSION_BYTE3_MASK,
 567                                  HNAE3_FW_VERSION_BYTE3_SHIFT),
 568                  hnae3_get_field(fw_version, HNAE3_FW_VERSION_BYTE2_MASK,
 569                                  HNAE3_FW_VERSION_BYTE2_SHIFT),
 570                  hnae3_get_field(fw_version, HNAE3_FW_VERSION_BYTE1_MASK,
 571                                  HNAE3_FW_VERSION_BYTE1_SHIFT),
 572                  hnae3_get_field(fw_version, HNAE3_FW_VERSION_BYTE0_MASK,
 573                                  HNAE3_FW_VERSION_BYTE0_SHIFT));
 574 }
 575
 576 static u32 hns3_get_link(struct net_device *netdev)
 577 {
 578         struct hnae3_handle *h = hns3_get_handle(netdev);
 579
 580         if (h->ae_algo->ops->get_status)
 581                 return h->ae_algo->ops->get_status(h);
 582         else
 583                 return 0;
 584 }
 585
 586 static void hns3_get_ringparam(struct net_device *netdev,
 587                                struct ethtool_ringparam *param)
 588 {
 589         struct hns3_nic_priv *priv = netdev_priv(netdev);
 590         struct hnae3_handle *h = priv->ae_handle;
 591         int queue_num = h->kinfo.num_tqps;
 592
 593         if (hns3_nic_resetting(netdev)) {
 594                 netdev_err(netdev, "dev resetting!");
 595                 return;
 596         }
 597
 598         param->tx_max_pending = HNS3_RING_MAX_PENDING;
 599         param->rx_max_pending = HNS3_RING_MAX_PENDING;
 600
 601         param->tx_pending = priv->ring[0].desc_num;
 602         param->rx_pending = priv->ring[queue_num].desc_num;
 603 }
 604
 605 static void hns3_get_pauseparam(struct net_device *netdev,
 606                                 struct ethtool_pauseparam *param)
 607 {
 608         struct hnae3_handle *h = hns3_get_handle(netdev);
 609
 610         if (h->ae_algo->ops->get_pauseparam)
 611                 h->ae_algo->ops->get_pauseparam(h, &param->autoneg,
 612                         &param->rx_pause, &param->tx_pause);
 613 }
 614
 615 static int hns3_set_pauseparam(struct net_device *netdev,
 616                                struct ethtool_pauseparam *param)
 617 {
 618         struct hnae3_handle *h = hns3_get_handle(netdev);
 619
 620         netif_dbg(h, drv, netdev,
 621                   "set pauseparam: autoneg=%u, rx:%u, tx:%u\n",
 622                   param->autoneg, param->rx_pause, param->tx_pause);
 623
 624         if (h->ae_algo->ops->set_pauseparam)
 625                 return h->ae_algo->ops->set_pauseparam(h, param->autoneg,
 626                                                        param->rx_pause,
 627                                                        param->tx_pause);
 628         return -EOPNOTSUPP;
 629 }
 630
 631 static void hns3_get_ksettings(struct hnae3_handle *h,
 632                                struct ethtool_link_ksettings *cmd)
 633 {
 634         const struct hnae3_ae_ops *ops = h->ae_algo->ops;
 635
 636         /* 1.auto_neg & speed & duplex from cmd */
 637         if (ops->get_ksettings_an_result)
 638                 ops->get_ksettings_an_result(h,
 639                                              &cmd->base.autoneg,
 640                                              &cmd->base.speed,
 641                                              &cmd->base.duplex);
 642
 643         /* 2.get link mode */
 644         if (ops->get_link_mode)
 645                 ops->get_link_mode(h,
 646                                    cmd->link_modes.supported,
 647                                    cmd->link_modes.advertising);
 648
 649         /* 3.mdix_ctrl&mdix get from phy reg */
 650         if (ops->get_mdix_mode)
 651                 ops->get_mdix_mode(h, &cmd->base.eth_tp_mdix_ctrl,
 652                                    &cmd->base.eth_tp_mdix);
 653 }
 654
 655 static int hns3_get_link_ksettings(struct net_device *netdev,
 656                                    struct ethtool_link_ksettings *cmd)
 657 {
 658         struct hnae3_handle *h = hns3_get_handle(netdev);
 659         const struct hnae3_ae_ops *ops;
 660         u8 module_type;
 661         u8 media_type;
 662         u8 link_stat;
 663
 664         ops = h->ae_algo->ops;
 665         if (ops->get_media_type)
 666                 ops->get_media_type(h, &media_type, &module_type);
 667         else
 668                 return -EOPNOTSUPP;
 669
 670         switch (media_type) {
 671         case HNAE3_MEDIA_TYPE_NONE:
 672                 cmd->base.port = PORT_NONE;
 673                 hns3_get_ksettings(h, cmd);
 674                 break;
 675         case HNAE3_MEDIA_TYPE_FIBER:
 676                 if (module_type == HNAE3_MODULE_TYPE_CR)
 677                         cmd->base.port = PORT_DA;
 678                 else
 679                         cmd->base.port = PORT_FIBRE;
 680
 681                 hns3_get_ksettings(h, cmd);
 682                 break;
 683         case HNAE3_MEDIA_TYPE_BACKPLANE:
 684                 cmd->base.port = PORT_NONE;
 685                 hns3_get_ksettings(h, cmd);
 686                 break;
 687         case HNAE3_MEDIA_TYPE_COPPER:
 688                 cmd->base.port = PORT_TP;
 689                 if (!netdev->phydev)
 690                         hns3_get_ksettings(h, cmd);
 691                 else
 692                         phy_ethtool_ksettings_get(netdev->phydev, cmd);
 693                 break;
 694         default:
 695
 696                 netdev_warn(netdev, "Unknown media type");
 697                 return 0;
 698         }
 699
 700         /* mdio_support */
 701         cmd->base.mdio_support = ETH_MDIO_SUPPORTS_C22;
 702
 703         link_stat = hns3_get_link(netdev);
 704         if (!link_stat) {
 705                 cmd->base.speed = SPEED_UNKNOWN;
 706                 cmd->base.duplex = DUPLEX_UNKNOWN;
 707         }
 708
 709         return 0;
 710 }
 711
 712 static int hns3_check_ksettings_param(const struct net_device *netdev,
 713                                       const struct ethtool_link_ksettings *cmd)
 714 {
 715         struct hnae3_handle *handle = hns3_get_handle(netdev);
 716         const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
 717         u8 module_type = HNAE3_MODULE_TYPE_UNKNOWN;
 718         u8 media_type = HNAE3_MEDIA_TYPE_UNKNOWN;
 719         u8 autoneg;
 720         u32 speed;
 721         u8 duplex;
 722         int ret;
 723
 724         /* hw doesn't support use specified speed and duplex to negotiate,
 725          * unnecessary to check them when autoneg on.
 726          */
 727         if (cmd->base.autoneg)
 728                 return 0;
 729
 730         if (ops->get_ksettings_an_result) {
 731                 ops->get_ksettings_an_result(handle, &autoneg, &speed, &duplex);
 732                 if (cmd->base.autoneg == autoneg && cmd->base.speed == speed &&
 733                     cmd->base.duplex == duplex)
 734                         return 0;
 735         }
 736
 737         if (ops->get_media_type)
 738                 ops->get_media_type(handle, &media_type, &module_type);
 739
 740         if (cmd->base.duplex != DUPLEX_FULL &&
 741             media_type != HNAE3_MEDIA_TYPE_COPPER) {
 742                 netdev_err(netdev,
 743                            "only copper port supports half duplex!");
 744                 return -EINVAL;
 745         }
 746
 747         if (ops->check_port_speed) {
 748                 ret = ops->check_port_speed(handle, cmd->base.speed);
 749                 if (ret) {
 750                         netdev_err(netdev, "unsupported speed\n");
 751                         return ret;
 752                 }
 753         }
 754
 755         return 0;
 756 }
 757
 758 static int hns3_set_link_ksettings(struct net_device *netdev,
 759                                    const struct ethtool_link_ksettings *cmd)
 760 {
 761         struct hnae3_handle *handle = hns3_get_handle(netdev);
 762         const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
 763         int ret;
 764
 765         /* Chip don't support this mode. */
 766         if (cmd->base.speed == SPEED_1000 && cmd->base.duplex == DUPLEX_HALF)
 767                 return -EINVAL;
 768
 769         netif_dbg(handle, drv, netdev,
 770                   "set link(%s): autoneg=%u, speed=%u, duplex=%u\n",
 771                   netdev->phydev ? "phy" : "mac",
 772                   cmd->base.autoneg, cmd->base.speed, cmd->base.duplex);
 773
 774         /* Only support ksettings_set for netdev with phy attached for now */
 775         if (netdev->phydev)
 776                 return phy_ethtool_ksettings_set(netdev->phydev, cmd);
 777
 778         if (handle->pdev->revision == 0x20)
 779                 return -EOPNOTSUPP;
 780
 781         ret = hns3_check_ksettings_param(netdev, cmd);
 782         if (ret)
 783                 return ret;
 784
 785         if (ops->set_autoneg) {
 786                 ret = ops->set_autoneg(handle, cmd->base.autoneg);
 787                 if (ret)
 788                         return ret;
 789         }
 790
 791         /* hw doesn't support use specified speed and duplex to negotiate,
 792          * ignore them when autoneg on.
 793          */
 794         if (cmd->base.autoneg) {
 795                 netdev_info(netdev,
 796                             "autoneg is on, ignore the speed and duplex\n");
 797                 return 0;
 798         }
 799
 800         if (ops->cfg_mac_speed_dup_h)
 801                 ret = ops->cfg_mac_speed_dup_h(handle, cmd->base.speed,
 802                                                cmd->base.duplex);
 803
 804         return ret;
 805 }
 806
 807 static u32 hns3_get_rss_key_size(struct net_device *netdev)
 808 {
 809         struct hnae3_handle *h = hns3_get_handle(netdev);
 810
 811         if (!h->ae_algo->ops->get_rss_key_size)
 812                 return 0;
 813
 814         return h->ae_algo->ops->get_rss_key_size(h);
 815 }
 816
 817 static u32 hns3_get_rss_indir_size(struct net_device *netdev)
 818 {
 819         struct hnae3_handle *h = hns3_get_handle(netdev);
 820
 821         if (!h->ae_algo->ops->get_rss_indir_size)
 822                 return 0;
 823
 824         return h->ae_algo->ops->get_rss_indir_size(h);
 825 }
 826
 827 static int hns3_get_rss(struct net_device *netdev, u32 *indir, u8 *key,
 828                         u8 *hfunc)
 829 {
 830         struct hnae3_handle *h = hns3_get_handle(netdev);
 831
 832         if (!h->ae_algo->ops->get_rss)
 833                 return -EOPNOTSUPP;
 834
 835         return h->ae_algo->ops->get_rss(h, indir, key, hfunc);
 836 }
 837
 838 static int hns3_set_rss(struct net_device *netdev, const u32 *indir,
 839                         const u8 *key, const u8 hfunc)
 840 {
 841         struct hnae3_handle *h = hns3_get_handle(netdev);
 842
 843         if (!h->ae_algo->ops->set_rss)
 844                 return -EOPNOTSUPP;
 845
 846         if ((h->pdev->revision == 0x20 &&
 847              hfunc != ETH_RSS_HASH_TOP) || (hfunc != ETH_RSS_HASH_NO_CHANGE &&
 848              hfunc != ETH_RSS_HASH_TOP && hfunc != ETH_RSS_HASH_XOR)) {
 849                 netdev_err(netdev, "hash func not supported\n");
 850                 return -EOPNOTSUPP;
 851         }
 852
 853         if (!indir) {
 854                 netdev_err(netdev,
 855                            "set rss failed for indir is empty\n");
 856                 return -EOPNOTSUPP;
 857         }
 858
 859         return h->ae_algo->ops->set_rss(h, indir, key, hfunc);
 860 }
 861
 862 static int hns3_get_rxnfc(struct net_device *netdev,
 863                           struct ethtool_rxnfc *cmd,
 864                           u32 *rule_locs)
 865 {
 866         struct hnae3_handle *h = hns3_get_handle(netdev);
 867
 868         switch (cmd->cmd) {
 869         case ETHTOOL_GRXRINGS:
 870                 cmd->data = h->kinfo.num_tqps;
 871                 return 0;
 872         case ETHTOOL_GRXFH:
 873                 if (h->ae_algo->ops->get_rss_tuple)
 874                         return h->ae_algo->ops->get_rss_tuple(h, cmd);
 875                 return -EOPNOTSUPP;
 876         case ETHTOOL_GRXCLSRLCNT:
 877                 if (h->ae_algo->ops->get_fd_rule_cnt)
 878                         return h->ae_algo->ops->get_fd_rule_cnt(h, cmd);
 879                 return -EOPNOTSUPP;
 880         case ETHTOOL_GRXCLSRULE:
 881                 if (h->ae_algo->ops->get_fd_rule_info)
 882                         return h->ae_algo->ops->get_fd_rule_info(h, cmd);
 883                 return -EOPNOTSUPP;
 884         case ETHTOOL_GRXCLSRLALL:
 885                 if (h->ae_algo->ops->get_fd_all_rules)
 886                         return h->ae_algo->ops->get_fd_all_rules(h, cmd,
 887                                                                  rule_locs);
 888                 return -EOPNOTSUPP;
 889         default:
 890                 return -EOPNOTSUPP;
 891         }
 892 }
 893
 894 static void hns3_change_all_ring_bd_num(struct hns3_nic_priv *priv,
 895                                         u32 tx_desc_num, u32 rx_desc_num)
 896 {
 897         struct hnae3_handle *h = priv->ae_handle;
 898         int i;
 899
 900         h->kinfo.num_tx_desc = tx_desc_num;
 901         h->kinfo.num_rx_desc = rx_desc_num;
 902
 903         for (i = 0; i < h->kinfo.num_tqps; i++) {
 904                 priv->ring[i].desc_num = tx_desc_num;
 905                 priv->ring[i + h->kinfo.num_tqps].desc_num = rx_desc_num;
 906         }
 907 }
 908
 909 static struct hns3_enet_ring *hns3_backup_ringparam(struct hns3_nic_priv *priv)
 910 {
 911         struct hnae3_handle *handle = priv->ae_handle;
 912         struct hns3_enet_ring *tmp_rings;
 913         int i;
 914
 915         tmp_rings = kcalloc(handle->kinfo.num_tqps * 2,
 916                             sizeof(struct hns3_enet_ring), GFP_KERNEL);
 917         if (!tmp_rings)
 918                 return NULL;
 919
 920         for (i = 0; i < handle->kinfo.num_tqps * 2; i++) {
 921                 memcpy(&tmp_rings[i], &priv->ring[i],
 922                        sizeof(struct hns3_enet_ring));
 923                 tmp_rings[i].skb = NULL;
 924         }
 925
 926         return tmp_rings;
 927 }
 928
 929 static int hns3_check_ringparam(struct net_device *ndev,
 930                                 struct ethtool_ringparam *param)
 931 {
 932         if (hns3_nic_resetting(ndev))
 933                 return -EBUSY;
 934
 935         if (param->rx_mini_pending || param->rx_jumbo_pending)
 936                 return -EINVAL;
 937
 938         if (param->tx_pending > HNS3_RING_MAX_PENDING ||
 939             param->tx_pending < HNS3_RING_MIN_PENDING ||
 940             param->rx_pending > HNS3_RING_MAX_PENDING ||
 941             param->rx_pending < HNS3_RING_MIN_PENDING) {
 942                 netdev_err(ndev, "Queue depth out of range [%d-%d]\n",
 943                            HNS3_RING_MIN_PENDING, HNS3_RING_MAX_PENDING);
 944                 return -EINVAL;
 945         }
 946
 947         return 0;
 948 }
 949
 950 static int hns3_set_ringparam(struct net_device *ndev,
 951                               struct ethtool_ringparam *param)
 952 {
 953         struct hns3_nic_priv *priv = netdev_priv(ndev);
 954         struct hnae3_handle *h = priv->ae_handle;
 955         struct hns3_enet_ring *tmp_rings;
 956         bool if_running = netif_running(ndev);
 957         u32 old_tx_desc_num, new_tx_desc_num;
 958         u32 old_rx_desc_num, new_rx_desc_num;
 959         u16 queue_num = h->kinfo.num_tqps;
 960         int ret, i;
 961
 962         ret = hns3_check_ringparam(ndev, param);
 963         if (ret)
 964                 return ret;
 965
 966         /* Hardware requires that its descriptors must be multiple of eight */
 967         new_tx_desc_num = ALIGN(param->tx_pending, HNS3_RING_BD_MULTIPLE);
 968         new_rx_desc_num = ALIGN(param->rx_pending, HNS3_RING_BD_MULTIPLE);
 969         old_tx_desc_num = priv->ring[0].desc_num;
 970         old_rx_desc_num = priv->ring[queue_num].desc_num;
 971         if (old_tx_desc_num == new_tx_desc_num &&
 972             old_rx_desc_num == new_rx_desc_num)
 973                 return 0;
 974
 975         tmp_rings = hns3_backup_ringparam(priv);
 976         if (!tmp_rings) {
 977                 netdev_err(ndev,
 978                            "backup ring param failed by allocating memory fail\n");
 979                 return -ENOMEM;
 980         }
 981
 982         netdev_info(ndev,
 983                     "Changing Tx/Rx ring depth from %u/%u to %u/%u\n",
 984                     old_tx_desc_num, old_rx_desc_num,
 985                     new_tx_desc_num, new_rx_desc_num);
 986
 987         if (if_running)
 988                 ndev->netdev_ops->ndo_stop(ndev);
 989
 990         hns3_change_all_ring_bd_num(priv, new_tx_desc_num, new_rx_desc_num);
 991         ret = hns3_init_all_ring(priv);
 992         if (ret) {
 993                 netdev_err(ndev, "Change bd num fail, revert to old value(%d)\n",
 994                            ret);
 995
 996                 hns3_change_all_ring_bd_num(priv, old_tx_desc_num,
 997                                             old_rx_desc_num);
 998                 for (i = 0; i < h->kinfo.num_tqps * 2; i++)
 999                         memcpy(&priv->ring[i], &tmp_rings[i],
1000                                sizeof(struct hns3_enet_ring));
1001         } else {
1002                 for (i = 0; i < h->kinfo.num_tqps * 2; i++)
1003                         hns3_fini_ring(&tmp_rings[i]);
1004         }
1005
1006         kfree(tmp_rings);
1007
1008         if (if_running)
1009                 ret = ndev->netdev_ops->ndo_open(ndev);
1010
1011         return ret;
1012 }
1013
1014 static int hns3_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd)
1015 {
1016         struct hnae3_handle *h = hns3_get_handle(netdev);
1017
1018         switch (cmd->cmd) {
1019         case ETHTOOL_SRXFH:
1020                 if (h->ae_algo->ops->set_rss_tuple)
1021                         return h->ae_algo->ops->set_rss_tuple(h, cmd);
1022                 return -EOPNOTSUPP;
1023         case ETHTOOL_SRXCLSRLINS:
1024                 if (h->ae_algo->ops->add_fd_entry)
1025                         return h->ae_algo->ops->add_fd_entry(h, cmd);
1026                 return -EOPNOTSUPP;
1027         case ETHTOOL_SRXCLSRLDEL:
1028                 if (h->ae_algo->ops->del_fd_entry)
1029                         return h->ae_algo->ops->del_fd_entry(h, cmd);
1030                 return -EOPNOTSUPP;
1031         default:
1032                 return -EOPNOTSUPP;
1033         }
1034 }
1035
1036 static int hns3_nway_reset(struct net_device *netdev)
1037 {
1038         struct hnae3_handle *handle = hns3_get_handle(netdev);
1039         const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
1040         struct phy_device *phy = netdev->phydev;
1041         int autoneg;
1042
1043         if (!netif_running(netdev))
1044                 return 0;
1045
1046         if (hns3_nic_resetting(netdev)) {
1047                 netdev_err(netdev, "dev resetting!");
1048                 return -EBUSY;
1049         }
1050
1051         if (!ops->get_autoneg || !ops->restart_autoneg)
1052                 return -EOPNOTSUPP;
1053
1054         autoneg = ops->get_autoneg(handle);
1055         if (autoneg != AUTONEG_ENABLE) {
1056                 netdev_err(netdev,
1057                            "Autoneg is off, don't support to restart it\n");
1058                 return -EINVAL;
1059         }
1060
1061         netif_dbg(handle, drv, netdev,
1062                   "nway reset (using %s)\n", phy ? "phy" : "mac");
1063
1064         if (phy)
1065                 return genphy_restart_aneg(phy);
1066
1067         if (handle->pdev->revision == 0x20)
1068                 return -EOPNOTSUPP;
1069
1070         return ops->restart_autoneg(handle);
1071 }
1072
1073 static void hns3_get_channels(struct net_device *netdev,
1074                               struct ethtool_channels *ch)
1075 {
1076         struct hnae3_handle *h = hns3_get_handle(netdev);
1077
1078         if (h->ae_algo->ops->get_channels)
1079                 h->ae_algo->ops->get_channels(h, ch);
1080 }
1081
1082 static int hns3_get_coalesce_per_queue(struct net_device *netdev, u32 queue,
1083                                        struct ethtool_coalesce *cmd)
1084 {
1085         struct hns3_enet_tqp_vector *tx_vector, *rx_vector;
1086         struct hns3_nic_priv *priv = netdev_priv(netdev);
1087         struct hnae3_handle *h = priv->ae_handle;
1088         u16 queue_num = h->kinfo.num_tqps;
1089
1090         if (hns3_nic_resetting(netdev))
1091                 return -EBUSY;
1092
1093         if (queue >= queue_num) {
1094                 netdev_err(netdev,
1095                            "Invalid queue value %u! Queue max id=%u\n",
1096                            queue, queue_num - 1);
1097                 return -EINVAL;
1098         }
1099
1100         tx_vector = priv->ring[queue].tqp_vector;
1101         rx_vector = priv->ring[queue_num + queue].tqp_vector;
1102
1103         cmd->use_adaptive_tx_coalesce =
1104                         tx_vector->tx_group.coal.gl_adapt_enable;
1105         cmd->use_adaptive_rx_coalesce =
1106                         rx_vector->rx_group.coal.gl_adapt_enable;
1107
1108         cmd->tx_coalesce_usecs = tx_vector->tx_group.coal.int_gl;
1109         cmd->rx_coalesce_usecs = rx_vector->rx_group.coal.int_gl;
1110
1111         cmd->tx_coalesce_usecs_high = h->kinfo.int_rl_setting;
1112         cmd->rx_coalesce_usecs_high = h->kinfo.int_rl_setting;
1113
1114         return 0;
1115 }
1116
1117 static int hns3_get_coalesce(struct net_device *netdev,
1118                              struct ethtool_coalesce *cmd)
1119 {
1120         return hns3_get_coalesce_per_queue(netdev, 0, cmd);
1121 }
1122
1123 static int hns3_check_gl_coalesce_para(struct net_device *netdev,
1124                                        struct ethtool_coalesce *cmd)
1125 {
1126         u32 rx_gl, tx_gl;
1127
1128         if (cmd->rx_coalesce_usecs > HNS3_INT_GL_MAX) {
1129                 netdev_err(netdev,
1130                            "Invalid rx-usecs value, rx-usecs range is 0-%d\n",
1131                            HNS3_INT_GL_MAX);
1132                 return -EINVAL;
1133         }
1134
1135         if (cmd->tx_coalesce_usecs > HNS3_INT_GL_MAX) {
1136                 netdev_err(netdev,
1137                            "Invalid tx-usecs value, tx-usecs range is 0-%d\n",
1138                            HNS3_INT_GL_MAX);
1139                 return -EINVAL;
1140         }
1141
1142         rx_gl = hns3_gl_round_down(cmd->rx_coalesce_usecs);
1143         if (rx_gl != cmd->rx_coalesce_usecs) {
1144                 netdev_info(netdev,
1145                             "rx_usecs(%u) rounded down to %u, because it must be multiple of 2.\n",
1146                             cmd->rx_coalesce_usecs, rx_gl);
1147         }
1148
1149         tx_gl = hns3_gl_round_down(cmd->tx_coalesce_usecs);
1150         if (tx_gl != cmd->tx_coalesce_usecs) {
1151                 netdev_info(netdev,
1152                             "tx_usecs(%u) rounded down to %u, because it must be multiple of 2.\n",
1153                             cmd->tx_coalesce_usecs, tx_gl);
1154         }
1155
1156         return 0;
1157 }
1158
1159 static int hns3_check_rl_coalesce_para(struct net_device *netdev,
1160                                        struct ethtool_coalesce *cmd)
1161 {
1162         u32 rl;
1163
1164         if (cmd->tx_coalesce_usecs_high != cmd->rx_coalesce_usecs_high) {
1165                 netdev_err(netdev,
1166                            "tx_usecs_high must be same as rx_usecs_high.\n");
1167                 return -EINVAL;
1168         }
1169
1170         if (cmd->rx_coalesce_usecs_high > HNS3_INT_RL_MAX) {
1171                 netdev_err(netdev,
1172                            "Invalid usecs_high value, usecs_high range is 0-%d\n",
1173                            HNS3_INT_RL_MAX);
1174                 return -EINVAL;
1175         }
1176
1177         rl = hns3_rl_round_down(cmd->rx_coalesce_usecs_high);
1178         if (rl != cmd->rx_coalesce_usecs_high) {
1179                 netdev_info(netdev,
1180                             "usecs_high(%u) rounded down to %u, because it must be multiple of 4.\n",
1181                             cmd->rx_coalesce_usecs_high, rl);
1182         }
1183
1184         return 0;
1185 }
1186
1187 static int hns3_check_coalesce_para(struct net_device *netdev,
1188                                     struct ethtool_coalesce *cmd)
1189 {
1190         int ret;
1191
1192         ret = hns3_check_gl_coalesce_para(netdev, cmd);
1193         if (ret) {
1194                 netdev_err(netdev,
1195                            "Check gl coalesce param fail. ret = %d\n", ret);
1196                 return ret;
1197         }
1198
1199         ret = hns3_check_rl_coalesce_para(netdev, cmd);
1200         if (ret) {
1201                 netdev_err(netdev,
1202                            "Check rl coalesce param fail. ret = %d\n", ret);
1203                 return ret;
1204         }
1205
1206         if (cmd->use_adaptive_tx_coalesce == 1 ||
1207             cmd->use_adaptive_rx_coalesce == 1) {
1208                 netdev_info(netdev,
1209                             "adaptive-tx=%u and adaptive-rx=%u, tx_usecs or rx_usecs will changed dynamically.\n",
1210                             cmd->use_adaptive_tx_coalesce,
1211                             cmd->use_adaptive_rx_coalesce);
1212         }
1213
1214         return 0;
1215 }
1216
1217 static void hns3_set_coalesce_per_queue(struct net_device *netdev,
1218                                         struct ethtool_coalesce *cmd,
1219                                         u32 queue)
1220 {
1221         struct hns3_enet_tqp_vector *tx_vector, *rx_vector;
1222         struct hns3_nic_priv *priv = netdev_priv(netdev);
1223         struct hnae3_handle *h = priv->ae_handle;
1224         int queue_num = h->kinfo.num_tqps;
1225
1226         tx_vector = priv->ring[queue].tqp_vector;
1227         rx_vector = priv->ring[queue_num + queue].tqp_vector;
1228
1229         tx_vector->tx_group.coal.gl_adapt_enable =
1230                                 cmd->use_adaptive_tx_coalesce;
1231         rx_vector->rx_group.coal.gl_adapt_enable =
1232                                 cmd->use_adaptive_rx_coalesce;
1233
1234         tx_vector->tx_group.coal.int_gl = cmd->tx_coalesce_usecs;
1235         rx_vector->rx_group.coal.int_gl = cmd->rx_coalesce_usecs;
1236
1237         hns3_set_vector_coalesce_tx_gl(tx_vector,
1238                                        tx_vector->tx_group.coal.int_gl);
1239         hns3_set_vector_coalesce_rx_gl(rx_vector,
1240                                        rx_vector->rx_group.coal.int_gl);
1241
1242         hns3_set_vector_coalesce_rl(tx_vector, h->kinfo.int_rl_setting);
1243         hns3_set_vector_coalesce_rl(rx_vector, h->kinfo.int_rl_setting);
1244 }
1245
1246 static int hns3_set_coalesce(struct net_device *netdev,
1247                              struct ethtool_coalesce *cmd)
1248 {
1249         struct hnae3_handle *h = hns3_get_handle(netdev);
1250         u16 queue_num = h->kinfo.num_tqps;
1251         int ret;
1252         int i;
1253
1254         if (hns3_nic_resetting(netdev))
1255                 return -EBUSY;
1256
1257         ret = hns3_check_coalesce_para(netdev, cmd);
1258         if (ret)
1259                 return ret;
1260
1261         h->kinfo.int_rl_setting =
1262                 hns3_rl_round_down(cmd->rx_coalesce_usecs_high);
1263
1264         for (i = 0; i < queue_num; i++)
1265                 hns3_set_coalesce_per_queue(netdev, cmd, i);
1266
1267         return 0;
1268 }
1269
1270 static int hns3_get_regs_len(struct net_device *netdev)
1271 {
1272         struct hnae3_handle *h = hns3_get_handle(netdev);
1273
1274         if (!h->ae_algo->ops->get_regs_len)
1275                 return -EOPNOTSUPP;
1276
1277         return h->ae_algo->ops->get_regs_len(h);
1278 }
1279
1280 static void hns3_get_regs(struct net_device *netdev,
1281                           struct ethtool_regs *cmd, void *data)
1282 {
1283         struct hnae3_handle *h = hns3_get_handle(netdev);
1284
1285         if (!h->ae_algo->ops->get_regs)
1286                 return;
1287
1288         h->ae_algo->ops->get_regs(h, &cmd->version, data);
1289 }
1290
1291 static int hns3_set_phys_id(struct net_device *netdev,
1292                             enum ethtool_phys_id_state state)
1293 {
1294         struct hnae3_handle *h = hns3_get_handle(netdev);
1295
1296         if (!h->ae_algo->ops->set_led_id)
1297                 return -EOPNOTSUPP;
1298
1299         return h->ae_algo->ops->set_led_id(h, state);
1300 }
1301
1302 static u32 hns3_get_msglevel(struct net_device *netdev)
1303 {
1304         struct hnae3_handle *h = hns3_get_handle(netdev);
1305
1306         return h->msg_enable;
1307 }
1308
1309 static void hns3_set_msglevel(struct net_device *netdev, u32 msg_level)
1310 {
1311         struct hnae3_handle *h = hns3_get_handle(netdev);
1312
1313         h->msg_enable = msg_level;
1314 }
1315
1316 /* Translate local fec value into ethtool value. */
1317 static unsigned int loc_to_eth_fec(u8 loc_fec)
1318 {
1319         u32 eth_fec = 0;
1320
1321         if (loc_fec & BIT(HNAE3_FEC_AUTO))
1322                 eth_fec |= ETHTOOL_FEC_AUTO;
1323         if (loc_fec & BIT(HNAE3_FEC_RS))
1324                 eth_fec |= ETHTOOL_FEC_RS;
1325         if (loc_fec & BIT(HNAE3_FEC_BASER))
1326                 eth_fec |= ETHTOOL_FEC_BASER;
1327
1328         /* if nothing is set, then FEC is off */
1329         if (!eth_fec)
1330                 eth_fec = ETHTOOL_FEC_OFF;
1331
1332         return eth_fec;
1333 }
1334
1335 /* Translate ethtool fec value into local value. */
1336 static unsigned int eth_to_loc_fec(unsigned int eth_fec)
1337 {
1338         u32 loc_fec = 0;
1339
1340         if (eth_fec & ETHTOOL_FEC_OFF)
1341                 return loc_fec;
1342
1343         if (eth_fec & ETHTOOL_FEC_AUTO)
1344                 loc_fec |= BIT(HNAE3_FEC_AUTO);
1345         if (eth_fec & ETHTOOL_FEC_RS)
1346                 loc_fec |= BIT(HNAE3_FEC_RS);
1347         if (eth_fec & ETHTOOL_FEC_BASER)
1348                 loc_fec |= BIT(HNAE3_FEC_BASER);
1349
1350         return loc_fec;
1351 }
1352
1353 static int hns3_get_fecparam(struct net_device *netdev,
1354                              struct ethtool_fecparam *fec)
1355 {
1356         struct hnae3_handle *handle = hns3_get_handle(netdev);
1357         const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
1358         u8 fec_ability;
1359         u8 fec_mode;
1360
1361         if (handle->pdev->revision == 0x20)
1362                 return -EOPNOTSUPP;
1363
1364         if (!ops->get_fec)
1365                 return -EOPNOTSUPP;
1366
1367         ops->get_fec(handle, &fec_ability, &fec_mode);
1368
1369         fec->fec = loc_to_eth_fec(fec_ability);
1370         fec->active_fec = loc_to_eth_fec(fec_mode);
1371
1372         return 0;
1373 }
1374
1375 static int hns3_set_fecparam(struct net_device *netdev,
1376                              struct ethtool_fecparam *fec)
1377 {
1378         struct hnae3_handle *handle = hns3_get_handle(netdev);
1379         const struct hnae3_ae_ops *ops = handle->ae_algo->ops;
1380         u32 fec_mode;
1381
1382         if (handle->pdev->revision == 0x20)
1383                 return -EOPNOTSUPP;
1384
1385         if (!ops->set_fec)
1386                 return -EOPNOTSUPP;
1387         fec_mode = eth_to_loc_fec(fec->fec);
1388
1389         netif_dbg(handle, drv, netdev, "set fecparam: mode=%u\n", fec_mode);
1390
1391         return ops->set_fec(handle, fec_mode);
1392 }
1393
1394 static const struct ethtool_ops hns3vf_ethtool_ops = {
1395         .get_drvinfo = hns3_get_drvinfo,
1396         .get_ringparam = hns3_get_ringparam,
1397         .set_ringparam = hns3_set_ringparam,
1398         .get_strings = hns3_get_strings,
1399         .get_ethtool_stats = hns3_get_stats,
1400         .get_sset_count = hns3_get_sset_count,
1401         .get_rxnfc = hns3_get_rxnfc,
1402         .set_rxnfc = hns3_set_rxnfc,
1403         .get_rxfh_key_size = hns3_get_rss_key_size,
1404         .get_rxfh_indir_size = hns3_get_rss_indir_size,
1405         .get_rxfh = hns3_get_rss,
1406         .set_rxfh = hns3_set_rss,
1407         .get_link_ksettings = hns3_get_link_ksettings,
1408         .get_channels = hns3_get_channels,
1409         .set_channels = hns3_set_channels,
1410         .get_coalesce = hns3_get_coalesce,
1411         .set_coalesce = hns3_set_coalesce,
1412         .get_regs_len = hns3_get_regs_len,
1413         .get_regs = hns3_get_regs,
1414         .get_link = hns3_get_link,
1415         .get_msglevel = hns3_get_msglevel,
1416         .set_msglevel = hns3_set_msglevel,
1417 };
1418
1419 static const struct ethtool_ops hns3_ethtool_ops = {
1420         .self_test = hns3_self_test,
1421         .get_drvinfo = hns3_get_drvinfo,
1422         .get_link = hns3_get_link,
1423         .get_ringparam = hns3_get_ringparam,
1424         .set_ringparam = hns3_set_ringparam,
1425         .get_pauseparam = hns3_get_pauseparam,
1426         .set_pauseparam = hns3_set_pauseparam,
1427         .get_strings = hns3_get_strings,
1428         .get_ethtool_stats = hns3_get_stats,
1429         .get_sset_count = hns3_get_sset_count,
1430         .get_rxnfc = hns3_get_rxnfc,
1431         .set_rxnfc = hns3_set_rxnfc,
1432         .get_rxfh_key_size = hns3_get_rss_key_size,
1433         .get_rxfh_indir_size = hns3_get_rss_indir_size,
1434         .get_rxfh = hns3_get_rss,
1435         .set_rxfh = hns3_set_rss,
1436         .get_link_ksettings = hns3_get_link_ksettings,
1437         .set_link_ksettings = hns3_set_link_ksettings,
1438         .nway_reset = hns3_nway_reset,
1439         .get_channels = hns3_get_channels,
1440         .set_channels = hns3_set_channels,
1441         .get_coalesce = hns3_get_coalesce,
1442         .set_coalesce = hns3_set_coalesce,
1443         .get_regs_len = hns3_get_regs_len,
1444         .get_regs = hns3_get_regs,
1445         .set_phys_id = hns3_set_phys_id,
1446         .get_msglevel = hns3_get_msglevel,
1447         .set_msglevel = hns3_set_msglevel,
1448         .get_fecparam = hns3_get_fecparam,
1449         .set_fecparam = hns3_set_fecparam,
1450 };
1451
1452 void hns3_ethtool_set_ops(struct net_device *netdev)
1453 {
1454         struct hnae3_handle *h = hns3_get_handle(netdev);
1455
1456         if (h->flags & HNAE3_SUPPORT_VF)
1457                 netdev->ethtool_ops = &hns3vf_ethtool_ops;
1458         else
1459                 netdev->ethtool_ops = &hns3_ethtool_ops;
1460 }