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 }; 34 35 #define HNS3_TXQ_STATS_COUNT ARRAY_SIZE(hns3_txq_stats) 36 37 static const struct hns3_stats hns3_rxq_stats[] = { 38 /* Rx per-queue statistics */ 39 HNS3_TQP_STAT("io_err_cnt", io_err_cnt), 40 HNS3_TQP_STAT("dropped", sw_err_cnt), 41 HNS3_TQP_STAT("seg_pkt_cnt", seg_pkt_cnt), 42 HNS3_TQP_STAT("packets", rx_pkts), 43 HNS3_TQP_STAT("bytes", rx_bytes), 44 HNS3_TQP_STAT("errors", rx_err_cnt), 45 HNS3_TQP_STAT("reuse_pg_cnt", reuse_pg_cnt), 46 HNS3_TQP_STAT("err_pkt_len", err_pkt_len), 47 HNS3_TQP_STAT("non_vld_descs", non_vld_descs), 48 HNS3_TQP_STAT("err_bd_num", err_bd_num), 49 HNS3_TQP_STAT("l2_err", l2_err), 50 HNS3_TQP_STAT("l3l4_csum_err", l3l4_csum_err), 51 HNS3_TQP_STAT("multicast", rx_multicast), 52 HNS3_TQP_STAT("non_reuse_pg", non_reuse_pg), 53 }; 54 55 #define HNS3_RXQ_STATS_COUNT ARRAY_SIZE(hns3_rxq_stats) 56 57 #define HNS3_TQP_STATS_COUNT (HNS3_TXQ_STATS_COUNT + HNS3_RXQ_STATS_COUNT) 58 59 #define HNS3_SELF_TEST_TYPE_NUM 3 60 #define HNS3_NIC_LB_TEST_PKT_NUM 1 61 #define HNS3_NIC_LB_TEST_RING_ID 0 62 #define HNS3_NIC_LB_TEST_PACKET_SIZE 128 63 #define HNS3_NIC_LB_SETUP_USEC 10000 64 65 /* Nic loopback test err */ 66 #define HNS3_NIC_LB_TEST_NO_MEM_ERR 1 67 #define HNS3_NIC_LB_TEST_TX_CNT_ERR 2 68 #define HNS3_NIC_LB_TEST_RX_CNT_ERR 3 69 70 struct hns3_link_mode_mapping { 71 u32 hns3_link_mode; 72 u32 ethtool_link_mode; 73 }; 74 75 static int hns3_lp_setup(struct net_device *ndev, enum hnae3_loop loop, bool en) 76 { 77 struct hnae3_handle *h = hns3_get_handle(ndev); 78 bool vlan_filter_enable; 79 int ret; 80 81 if (!h->ae_algo->ops->set_loopback || 82 !h->ae_algo->ops->set_promisc_mode) 83 return -EOPNOTSUPP; 84 85 switch (loop) { 86 case HNAE3_LOOP_SERIAL_SERDES: 87 case HNAE3_LOOP_PARALLEL_SERDES: 88 case HNAE3_LOOP_APP: 89 ret = h->ae_algo->ops->set_loopback(h, loop, en); 90 break; 91 default: 92 ret = -ENOTSUPP; 93 break; 94 } 95 96 if (ret) 97 return ret; 98 99 if (en) { 100 h->ae_algo->ops->set_promisc_mode(h, true, true); 101 } else { 102 /* recover promisc mode before loopback test */ 103 hns3_update_promisc_mode(ndev, h->netdev_flags); 104 vlan_filter_enable = ndev->flags & IFF_PROMISC ? false : true; 105 hns3_enable_vlan_filter(ndev, vlan_filter_enable); 106 } 107 108 return ret; 109 } 110 111 static int hns3_lp_up(struct net_device *ndev, enum hnae3_loop loop_mode) 112 { 113 struct hnae3_handle *h = hns3_get_handle(ndev); 114 int ret; 115 116 ret = hns3_nic_reset_all_ring(h); 117 if (ret) 118 return ret; 119 120 ret = hns3_lp_setup(ndev, loop_mode, true); 121 usleep_range(HNS3_NIC_LB_SETUP_USEC, HNS3_NIC_LB_SETUP_USEC * 2); 122 123 return ret; 124 } 125 126 static int hns3_lp_down(struct net_device *ndev, enum hnae3_loop loop_mode) 127 { 128 int ret; 129 130 ret = hns3_lp_setup(ndev, loop_mode, false); 131 if (ret) { 132 netdev_err(ndev, "lb_setup return error: %d\n", ret); 133 return ret; 134 } 135 136 usleep_range(HNS3_NIC_LB_SETUP_USEC, HNS3_NIC_LB_SETUP_USEC * 2); 137 138 return 0; 139 } 140 141 static void hns3_lp_setup_skb(struct sk_buff *skb) 142 { 143 struct net_device *ndev = skb->dev; 144 unsigned char *packet; 145 struct ethhdr *ethh; 146 unsigned int i; 147 148 skb_reserve(skb, NET_IP_ALIGN); 149 ethh = skb_put(skb, sizeof(struct ethhdr)); 150 packet = skb_put(skb, HNS3_NIC_LB_TEST_PACKET_SIZE); 151 152 memcpy(ethh->h_dest, ndev->dev_addr, ETH_ALEN); 153 154 /* The dst mac addr of loopback packet is the same as the host' 155 * mac addr, the SSU component may loop back the packet to host 156 * before the packet reaches mac or serdes, which will defect 157 * the purpose of mac or serdes selftest. 158 */ 159 ethh->h_dest[5] += 0x1f; 160 eth_zero_addr(ethh->h_source); 161 ethh->h_proto = htons(ETH_P_ARP); 162 skb_reset_mac_header(skb); 163 164 for (i = 0; i < HNS3_NIC_LB_TEST_PACKET_SIZE; i++) 165 packet[i] = (unsigned char)(i & 0xff); 166 } 167 168 static void hns3_lb_check_skb_data(struct hns3_enet_ring *ring, 169 struct sk_buff *skb) 170 { 171 struct hns3_enet_tqp_vector *tqp_vector = ring->tqp_vector; 172 unsigned char *packet = skb->data; 173 u32 i; 174 175 for (i = 0; i < skb->len; i++) 176 if (packet[i] != (unsigned char)(i & 0xff)) 177 break; 178 179 /* The packet is correctly received */ 180 if (i == skb->len) 181 tqp_vector->rx_group.total_packets++; 182 else 183 print_hex_dump(KERN_ERR, "selftest:", DUMP_PREFIX_OFFSET, 16, 1, 184 skb->data, skb->len, true); 185 186 dev_kfree_skb_any(skb); 187 } 188 189 static u32 hns3_lb_check_rx_ring(struct hns3_nic_priv *priv, u32 budget) 190 { 191 struct hnae3_handle *h = priv->ae_handle; 192 struct hnae3_knic_private_info *kinfo; 193 u32 i, rcv_good_pkt_total = 0; 194 195 kinfo = &h->kinfo; 196 for (i = kinfo->num_tqps; i < kinfo->num_tqps * 2; i++) { 197 struct hns3_enet_ring *ring = priv->ring_data[i].ring; 198 struct hns3_enet_ring_group *rx_group; 199 u64 pre_rx_pkt; 200 201 rx_group = &ring->tqp_vector->rx_group; 202 pre_rx_pkt = rx_group->total_packets; 203 204 preempt_disable(); 205 hns3_clean_rx_ring(ring, budget, hns3_lb_check_skb_data); 206 preempt_enable(); 207 208 rcv_good_pkt_total += (rx_group->total_packets - pre_rx_pkt); 209 rx_group->total_packets = pre_rx_pkt; 210 } 211 return rcv_good_pkt_total; 212 } 213 214 static void hns3_lb_clear_tx_ring(struct hns3_nic_priv *priv, u32 start_ringid, 215 u32 end_ringid, u32 budget) 216 { 217 u32 i; 218 219 for (i = start_ringid; i <= end_ringid; i++) { 220 struct hns3_enet_ring *ring = priv->ring_data[i].ring; 221 222 hns3_clean_tx_ring(ring); 223 } 224 } 225 226 /** 227 * hns3_lp_run_test - run loopback test 228 * @ndev: net device 229 * @mode: loopback type 230 */ 231 static int hns3_lp_run_test(struct net_device *ndev, enum hnae3_loop mode) 232 { 233 struct hns3_nic_priv *priv = netdev_priv(ndev); 234 struct sk_buff *skb; 235 u32 i, good_cnt; 236 int ret_val = 0; 237 238 skb = alloc_skb(HNS3_NIC_LB_TEST_PACKET_SIZE + ETH_HLEN + NET_IP_ALIGN, 239 GFP_KERNEL); 240 if (!skb) 241 return HNS3_NIC_LB_TEST_NO_MEM_ERR; 242 243 skb->dev = ndev; 244 hns3_lp_setup_skb(skb); 245 skb->queue_mapping = HNS3_NIC_LB_TEST_RING_ID; 246 247 good_cnt = 0; 248 for (i = 0; i < HNS3_NIC_LB_TEST_PKT_NUM; i++) { 249 netdev_tx_t tx_ret; 250 251 skb_get(skb); 252 tx_ret = hns3_nic_net_xmit(skb, ndev); 253 if (tx_ret == NETDEV_TX_OK) { 254 good_cnt++; 255 } else { 256 kfree_skb(skb); 257 netdev_err(ndev, "hns3_lb_run_test xmit failed: %d\n", 258 tx_ret); 259 } 260 } 261 if (good_cnt != HNS3_NIC_LB_TEST_PKT_NUM) { 262 ret_val = HNS3_NIC_LB_TEST_TX_CNT_ERR; 263 netdev_err(ndev, "mode %d sent fail, cnt=0x%x, budget=0x%x\n", 264 mode, good_cnt, HNS3_NIC_LB_TEST_PKT_NUM); 265 goto out; 266 } 267 268 /* Allow 200 milliseconds for packets to go from Tx to Rx */ 269 msleep(200); 270 271 good_cnt = hns3_lb_check_rx_ring(priv, HNS3_NIC_LB_TEST_PKT_NUM); 272 if (good_cnt != HNS3_NIC_LB_TEST_PKT_NUM) { 273 ret_val = HNS3_NIC_LB_TEST_RX_CNT_ERR; 274 netdev_err(ndev, "mode %d recv fail, cnt=0x%x, budget=0x%x\n", 275 mode, good_cnt, HNS3_NIC_LB_TEST_PKT_NUM); 276 } 277 278 out: 279 hns3_lb_clear_tx_ring(priv, HNS3_NIC_LB_TEST_RING_ID, 280 HNS3_NIC_LB_TEST_RING_ID, 281 HNS3_NIC_LB_TEST_PKT_NUM); 282 283 kfree_skb(skb); 284 return ret_val; 285 } 286 287 /** 288 * hns3_nic_self_test - self test 289 * @ndev: net device 290 * @eth_test: test cmd 291 * @data: test result 292 */ 293 static void hns3_self_test(struct net_device *ndev, 294 struct ethtool_test *eth_test, u64 *data) 295 { 296 struct hns3_nic_priv *priv = netdev_priv(ndev); 297 struct hnae3_handle *h = priv->ae_handle; 298 int st_param[HNS3_SELF_TEST_TYPE_NUM][2]; 299 bool if_running = netif_running(ndev); 300 #if IS_ENABLED(CONFIG_VLAN_8021Q) 301 bool dis_vlan_filter; 302 #endif 303 int test_index = 0; 304 u32 i; 305 306 if (hns3_nic_resetting(ndev)) { 307 netdev_err(ndev, "dev resetting!"); 308 return; 309 } 310 311 /* Only do offline selftest, or pass by default */ 312 if (eth_test->flags != ETH_TEST_FL_OFFLINE) 313 return; 314 315 st_param[HNAE3_LOOP_APP][0] = HNAE3_LOOP_APP; 316 st_param[HNAE3_LOOP_APP][1] = 317 h->flags & HNAE3_SUPPORT_APP_LOOPBACK; 318 319 st_param[HNAE3_LOOP_SERIAL_SERDES][0] = HNAE3_LOOP_SERIAL_SERDES; 320 st_param[HNAE3_LOOP_SERIAL_SERDES][1] = 321 h->flags & HNAE3_SUPPORT_SERDES_SERIAL_LOOPBACK; 322 323 st_param[HNAE3_LOOP_PARALLEL_SERDES][0] = 324 HNAE3_LOOP_PARALLEL_SERDES; 325 st_param[HNAE3_LOOP_PARALLEL_SERDES][1] = 326 h->flags & HNAE3_SUPPORT_SERDES_PARALLEL_LOOPBACK; 327 328 if (if_running) 329 ndev->netdev_ops->ndo_stop(ndev); 330 331 #if IS_ENABLED(CONFIG_VLAN_8021Q) 332 /* Disable the vlan filter for selftest does not support it */ 333 dis_vlan_filter = (ndev->features & NETIF_F_HW_VLAN_CTAG_FILTER) && 334 h->ae_algo->ops->enable_vlan_filter; 335 if (dis_vlan_filter) 336 h->ae_algo->ops->enable_vlan_filter(h, false); 337 #endif 338 339 set_bit(HNS3_NIC_STATE_TESTING, &priv->state); 340 341 for (i = 0; i < HNS3_SELF_TEST_TYPE_NUM; i++) { 342 enum hnae3_loop loop_type = (enum hnae3_loop)st_param[i][0]; 343 344 if (!st_param[i][1]) 345 continue; 346 347 data[test_index] = hns3_lp_up(ndev, loop_type); 348 if (!data[test_index]) 349 data[test_index] = hns3_lp_run_test(ndev, loop_type); 350 351 hns3_lp_down(ndev, loop_type); 352 353 if (data[test_index]) 354 eth_test->flags |= ETH_TEST_FL_FAILED; 355 356 test_index++; 357 } 358 359 clear_bit(HNS3_NIC_STATE_TESTING, &priv->state); 360 361 #if IS_ENABLED(CONFIG_VLAN_8021Q) 362 if (dis_vlan_filter) 363 h->ae_algo->ops->enable_vlan_filter(h, true); 364 #endif 365 366 if (if_running) 367 ndev->netdev_ops->ndo_open(ndev); 368 } 369 370 static int hns3_get_sset_count(struct net_device *netdev, int stringset) 371 { 372 struct hnae3_handle *h = hns3_get_handle(netdev); 373 const struct hnae3_ae_ops *ops = h->ae_algo->ops; 374 375 if (!ops->get_sset_count) 376 return -EOPNOTSUPP; 377 378 switch (stringset) { 379 case ETH_SS_STATS: 380 return ((HNS3_TQP_STATS_COUNT * h->kinfo.num_tqps) + 381 ops->get_sset_count(h, stringset)); 382 383 case ETH_SS_TEST: 384 return ops->get_sset_count(h, stringset); 385 386 default: 387 return -EOPNOTSUPP; 388 } 389 } 390 391 static void *hns3_update_strings(u8 *data, const struct hns3_stats *stats, 392 u32 stat_count, u32 num_tqps, const char *prefix) 393 { 394 #define MAX_PREFIX_SIZE (6 + 4) 395 u32 size_left; 396 u32 i, j; 397 u32 n1; 398 399 for (i = 0; i < num_tqps; i++) { 400 for (j = 0; j < stat_count; j++) { 401 data[ETH_GSTRING_LEN - 1] = '\0'; 402 403 /* first, prepend the prefix string */ 404 n1 = snprintf(data, MAX_PREFIX_SIZE, "%s%d_", 405 prefix, i); 406 n1 = min_t(uint, n1, MAX_PREFIX_SIZE - 1); 407 size_left = (ETH_GSTRING_LEN - 1) - n1; 408 409 /* now, concatenate the stats string to it */ 410 strncat(data, stats[j].stats_string, size_left); 411 data += ETH_GSTRING_LEN; 412 } 413 } 414 415 return data; 416 } 417 418 static u8 *hns3_get_strings_tqps(struct hnae3_handle *handle, u8 *data) 419 { 420 struct hnae3_knic_private_info *kinfo = &handle->kinfo; 421 const char tx_prefix[] = "txq"; 422 const char rx_prefix[] = "rxq"; 423 424 /* get strings for Tx */ 425 data = hns3_update_strings(data, hns3_txq_stats, HNS3_TXQ_STATS_COUNT, 426 kinfo->num_tqps, tx_prefix); 427 428 /* get strings for Rx */ 429 data = hns3_update_strings(data, hns3_rxq_stats, HNS3_RXQ_STATS_COUNT, 430 kinfo->num_tqps, rx_prefix); 431 432 return data; 433 } 434 435 static void hns3_get_strings(struct net_device *netdev, u32 stringset, u8 *data) 436 { 437 struct hnae3_handle *h = hns3_get_handle(netdev); 438 const struct hnae3_ae_ops *ops = h->ae_algo->ops; 439 char *buff = (char *)data; 440 441 if (!ops->get_strings) 442 return; 443 444 switch (stringset) { 445 case ETH_SS_STATS: 446 buff = hns3_get_strings_tqps(h, buff); 447 ops->get_strings(h, stringset, (u8 *)buff); 448 break; 449 case ETH_SS_TEST: 450 ops->get_strings(h, stringset, data); 451 break; 452 default: 453 break; 454 } 455 } 456 457 static u64 *hns3_get_stats_tqps(struct hnae3_handle *handle, u64 *data) 458 { 459 struct hns3_nic_priv *nic_priv = (struct hns3_nic_priv *)handle->priv; 460 struct hnae3_knic_private_info *kinfo = &handle->kinfo; 461 struct hns3_enet_ring *ring; 462 u8 *stat; 463 int i, j; 464 465 /* get stats for Tx */ 466 for (i = 0; i < kinfo->num_tqps; i++) { 467 ring = nic_priv->ring_data[i].ring; 468 for (j = 0; j < HNS3_TXQ_STATS_COUNT; j++) { 469 stat = (u8 *)ring + hns3_txq_stats[j].stats_offset; 470 *data++ = *(u64 *)stat; 471 } 472 } 473 474 /* get stats for Rx */ 475 for (i = 0; i < kinfo->num_tqps; i++) { 476 ring = nic_priv->ring_data[i + kinfo->num_tqps].ring; 477 for (j = 0; j < HNS3_RXQ_STATS_COUNT; j++) { 478 stat = (u8 *)ring + hns3_rxq_stats[j].stats_offset; 479 *data++ = *(u64 *)stat; 480 } 481 } 482 483 return data; 484 } 485 486 /* hns3_get_stats - get detail statistics. 487 * @netdev: net device 488 * @stats: statistics info. 489 * @data: statistics data. 490 */ 491 static void hns3_get_stats(struct net_device *netdev, 492 struct ethtool_stats *stats, u64 *data) 493 { 494 struct hnae3_handle *h = hns3_get_handle(netdev); 495 u64 *p = data; 496 497 if (hns3_nic_resetting(netdev)) { 498 netdev_err(netdev, "dev resetting, could not get stats\n"); 499 return; 500 } 501 502 if (!h->ae_algo->ops->get_stats || !h->ae_algo->ops->update_stats) { 503 netdev_err(netdev, "could not get any statistics\n"); 504 return; 505 } 506 507 h->ae_algo->ops->update_stats(h, &netdev->stats); 508 509 /* get per-queue stats */ 510 p = hns3_get_stats_tqps(h, p); 511 512 /* get MAC & other misc hardware stats */ 513 h->ae_algo->ops->get_stats(h, p); 514 } 515 516 static void hns3_get_drvinfo(struct net_device *netdev, 517 struct ethtool_drvinfo *drvinfo) 518 { 519 struct hns3_nic_priv *priv = netdev_priv(netdev); 520 struct hnae3_handle *h = priv->ae_handle; 521 522 if (!h->ae_algo->ops->get_fw_version) { 523 netdev_err(netdev, "could not get fw version!\n"); 524 return; 525 } 526 527 strncpy(drvinfo->version, hns3_driver_version, 528 sizeof(drvinfo->version)); 529 drvinfo->version[sizeof(drvinfo->version) - 1] = '\0'; 530 531 strncpy(drvinfo->driver, h->pdev->driver->name, 532 sizeof(drvinfo->driver)); 533 drvinfo->driver[sizeof(drvinfo->driver) - 1] = '\0'; 534 535 strncpy(drvinfo->bus_info, pci_name(h->pdev), 536 sizeof(drvinfo->bus_info)); 537 drvinfo->bus_info[ETHTOOL_BUSINFO_LEN - 1] = '\0'; 538 539 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), "0x%08x", 540 priv->ae_handle->ae_algo->ops->get_fw_version(h)); 541 } 542 543 static u32 hns3_get_link(struct net_device *netdev) 544 { 545 struct hnae3_handle *h = hns3_get_handle(netdev); 546 547 if (h->ae_algo->ops->get_status) 548 return h->ae_algo->ops->get_status(h); 549 else 550 return 0; 551 } 552 553 static void hns3_get_ringparam(struct net_device *netdev, 554 struct ethtool_ringparam *param) 555 { 556 struct hns3_nic_priv *priv = netdev_priv(netdev); 557 struct hnae3_handle *h = priv->ae_handle; 558 int queue_num = h->kinfo.num_tqps; 559 560 if (hns3_nic_resetting(netdev)) { 561 netdev_err(netdev, "dev resetting!"); 562 return; 563 } 564 565 param->tx_max_pending = HNS3_RING_MAX_PENDING; 566 param->rx_max_pending = HNS3_RING_MAX_PENDING; 567 568 param->tx_pending = priv->ring_data[0].ring->desc_num; 569 param->rx_pending = priv->ring_data[queue_num].ring->desc_num; 570 } 571 572 static void hns3_get_pauseparam(struct net_device *netdev, 573 struct ethtool_pauseparam *param) 574 { 575 struct hnae3_handle *h = hns3_get_handle(netdev); 576 577 if (h->ae_algo->ops->get_pauseparam) 578 h->ae_algo->ops->get_pauseparam(h, ¶m->autoneg, 579 ¶m->rx_pause, ¶m->tx_pause); 580 } 581 582 static int hns3_set_pauseparam(struct net_device *netdev, 583 struct ethtool_pauseparam *param) 584 { 585 struct hnae3_handle *h = hns3_get_handle(netdev); 586 587 if (h->ae_algo->ops->set_pauseparam) 588 return h->ae_algo->ops->set_pauseparam(h, param->autoneg, 589 param->rx_pause, 590 param->tx_pause); 591 return -EOPNOTSUPP; 592 } 593 594 static void hns3_get_ksettings(struct hnae3_handle *h, 595 struct ethtool_link_ksettings *cmd) 596 { 597 const struct hnae3_ae_ops *ops = h->ae_algo->ops; 598 599 /* 1.auto_neg & speed & duplex from cmd */ 600 if (ops->get_ksettings_an_result) 601 ops->get_ksettings_an_result(h, 602 &cmd->base.autoneg, 603 &cmd->base.speed, 604 &cmd->base.duplex); 605 606 /* 2.get link mode*/ 607 if (ops->get_link_mode) 608 ops->get_link_mode(h, 609 cmd->link_modes.supported, 610 cmd->link_modes.advertising); 611 612 /* 3.mdix_ctrl&mdix get from phy reg */ 613 if (ops->get_mdix_mode) 614 ops->get_mdix_mode(h, &cmd->base.eth_tp_mdix_ctrl, 615 &cmd->base.eth_tp_mdix); 616 } 617 618 static int hns3_get_link_ksettings(struct net_device *netdev, 619 struct ethtool_link_ksettings *cmd) 620 { 621 struct hnae3_handle *h = hns3_get_handle(netdev); 622 const struct hnae3_ae_ops *ops; 623 u8 module_type; 624 u8 media_type; 625 u8 link_stat; 626 627 ops = h->ae_algo->ops; 628 if (ops->get_media_type) 629 ops->get_media_type(h, &media_type, &module_type); 630 else 631 return -EOPNOTSUPP; 632 633 switch (media_type) { 634 case HNAE3_MEDIA_TYPE_NONE: 635 cmd->base.port = PORT_NONE; 636 hns3_get_ksettings(h, cmd); 637 break; 638 case HNAE3_MEDIA_TYPE_FIBER: 639 if (module_type == HNAE3_MODULE_TYPE_CR) 640 cmd->base.port = PORT_DA; 641 else 642 cmd->base.port = PORT_FIBRE; 643 644 hns3_get_ksettings(h, cmd); 645 break; 646 case HNAE3_MEDIA_TYPE_BACKPLANE: 647 cmd->base.port = PORT_NONE; 648 hns3_get_ksettings(h, cmd); 649 break; 650 case HNAE3_MEDIA_TYPE_COPPER: 651 cmd->base.port = PORT_TP; 652 if (!netdev->phydev) 653 hns3_get_ksettings(h, cmd); 654 else 655 phy_ethtool_ksettings_get(netdev->phydev, cmd); 656 break; 657 default: 658 659 netdev_warn(netdev, "Unknown media type"); 660 return 0; 661 } 662 663 /* mdio_support */ 664 cmd->base.mdio_support = ETH_MDIO_SUPPORTS_C22; 665 666 link_stat = hns3_get_link(netdev); 667 if (!link_stat) { 668 cmd->base.speed = SPEED_UNKNOWN; 669 cmd->base.duplex = DUPLEX_UNKNOWN; 670 } 671 672 return 0; 673 } 674 675 static int hns3_check_ksettings_param(struct net_device *netdev, 676 const struct ethtool_link_ksettings *cmd) 677 { 678 struct hnae3_handle *handle = hns3_get_handle(netdev); 679 const struct hnae3_ae_ops *ops = handle->ae_algo->ops; 680 u8 module_type = HNAE3_MODULE_TYPE_UNKNOWN; 681 u8 media_type = HNAE3_MEDIA_TYPE_UNKNOWN; 682 u8 autoneg; 683 u32 speed; 684 u8 duplex; 685 int ret; 686 687 if (ops->get_ksettings_an_result) { 688 ops->get_ksettings_an_result(handle, &autoneg, &speed, &duplex); 689 if (cmd->base.autoneg == autoneg && cmd->base.speed == speed && 690 cmd->base.duplex == duplex) 691 return 0; 692 } 693 694 if (ops->get_media_type) 695 ops->get_media_type(handle, &media_type, &module_type); 696 697 if (cmd->base.duplex != DUPLEX_FULL && 698 media_type != HNAE3_MEDIA_TYPE_COPPER) { 699 netdev_err(netdev, 700 "only copper port supports half duplex!"); 701 return -EINVAL; 702 } 703 704 if (ops->check_port_speed) { 705 ret = ops->check_port_speed(handle, cmd->base.speed); 706 if (ret) { 707 netdev_err(netdev, "unsupported speed\n"); 708 return ret; 709 } 710 } 711 712 return 0; 713 } 714 715 static int hns3_set_link_ksettings(struct net_device *netdev, 716 const struct ethtool_link_ksettings *cmd) 717 { 718 struct hnae3_handle *handle = hns3_get_handle(netdev); 719 const struct hnae3_ae_ops *ops = handle->ae_algo->ops; 720 int ret = 0; 721 722 /* Chip don't support this mode. */ 723 if (cmd->base.speed == SPEED_1000 && cmd->base.duplex == DUPLEX_HALF) 724 return -EINVAL; 725 726 /* Only support ksettings_set for netdev with phy attached for now */ 727 if (netdev->phydev) 728 return phy_ethtool_ksettings_set(netdev->phydev, cmd); 729 730 if (handle->pdev->revision == 0x20) 731 return -EOPNOTSUPP; 732 733 ret = hns3_check_ksettings_param(netdev, cmd); 734 if (ret) 735 return ret; 736 737 if (ops->set_autoneg) { 738 ret = ops->set_autoneg(handle, cmd->base.autoneg); 739 if (ret) 740 return ret; 741 } 742 743 if (ops->cfg_mac_speed_dup_h) 744 ret = ops->cfg_mac_speed_dup_h(handle, cmd->base.speed, 745 cmd->base.duplex); 746 747 return ret; 748 } 749 750 static u32 hns3_get_rss_key_size(struct net_device *netdev) 751 { 752 struct hnae3_handle *h = hns3_get_handle(netdev); 753 754 if (!h->ae_algo->ops->get_rss_key_size) 755 return 0; 756 757 return h->ae_algo->ops->get_rss_key_size(h); 758 } 759 760 static u32 hns3_get_rss_indir_size(struct net_device *netdev) 761 { 762 struct hnae3_handle *h = hns3_get_handle(netdev); 763 764 if (!h->ae_algo->ops->get_rss_indir_size) 765 return 0; 766 767 return h->ae_algo->ops->get_rss_indir_size(h); 768 } 769 770 static int hns3_get_rss(struct net_device *netdev, u32 *indir, u8 *key, 771 u8 *hfunc) 772 { 773 struct hnae3_handle *h = hns3_get_handle(netdev); 774 775 if (!h->ae_algo->ops->get_rss) 776 return -EOPNOTSUPP; 777 778 return h->ae_algo->ops->get_rss(h, indir, key, hfunc); 779 } 780 781 static int hns3_set_rss(struct net_device *netdev, const u32 *indir, 782 const u8 *key, const u8 hfunc) 783 { 784 struct hnae3_handle *h = hns3_get_handle(netdev); 785 786 if (!h->ae_algo->ops->set_rss) 787 return -EOPNOTSUPP; 788 789 if ((h->pdev->revision == 0x20 && 790 hfunc != ETH_RSS_HASH_TOP) || (hfunc != ETH_RSS_HASH_NO_CHANGE && 791 hfunc != ETH_RSS_HASH_TOP && hfunc != ETH_RSS_HASH_XOR)) { 792 netdev_err(netdev, "hash func not supported\n"); 793 return -EOPNOTSUPP; 794 } 795 796 if (!indir) { 797 netdev_err(netdev, 798 "set rss failed for indir is empty\n"); 799 return -EOPNOTSUPP; 800 } 801 802 return h->ae_algo->ops->set_rss(h, indir, key, hfunc); 803 } 804 805 static int hns3_get_rxnfc(struct net_device *netdev, 806 struct ethtool_rxnfc *cmd, 807 u32 *rule_locs) 808 { 809 struct hnae3_handle *h = hns3_get_handle(netdev); 810 811 switch (cmd->cmd) { 812 case ETHTOOL_GRXRINGS: 813 cmd->data = h->kinfo.num_tqps; 814 return 0; 815 case ETHTOOL_GRXFH: 816 if (h->ae_algo->ops->get_rss_tuple) 817 return h->ae_algo->ops->get_rss_tuple(h, cmd); 818 return -EOPNOTSUPP; 819 case ETHTOOL_GRXCLSRLCNT: 820 if (h->ae_algo->ops->get_fd_rule_cnt) 821 return h->ae_algo->ops->get_fd_rule_cnt(h, cmd); 822 return -EOPNOTSUPP; 823 case ETHTOOL_GRXCLSRULE: 824 if (h->ae_algo->ops->get_fd_rule_info) 825 return h->ae_algo->ops->get_fd_rule_info(h, cmd); 826 return -EOPNOTSUPP; 827 case ETHTOOL_GRXCLSRLALL: 828 if (h->ae_algo->ops->get_fd_all_rules) 829 return h->ae_algo->ops->get_fd_all_rules(h, cmd, 830 rule_locs); 831 return -EOPNOTSUPP; 832 default: 833 return -EOPNOTSUPP; 834 } 835 } 836 837 static int hns3_change_all_ring_bd_num(struct hns3_nic_priv *priv, 838 u32 tx_desc_num, u32 rx_desc_num) 839 { 840 struct hnae3_handle *h = priv->ae_handle; 841 int i; 842 843 h->kinfo.num_tx_desc = tx_desc_num; 844 h->kinfo.num_rx_desc = rx_desc_num; 845 846 for (i = 0; i < h->kinfo.num_tqps; i++) { 847 priv->ring_data[i].ring->desc_num = tx_desc_num; 848 priv->ring_data[i + h->kinfo.num_tqps].ring->desc_num = 849 rx_desc_num; 850 } 851 852 return hns3_init_all_ring(priv); 853 } 854 855 static int hns3_set_ringparam(struct net_device *ndev, 856 struct ethtool_ringparam *param) 857 { 858 struct hns3_nic_priv *priv = netdev_priv(ndev); 859 struct hnae3_handle *h = priv->ae_handle; 860 bool if_running = netif_running(ndev); 861 u32 old_tx_desc_num, new_tx_desc_num; 862 u32 old_rx_desc_num, new_rx_desc_num; 863 int queue_num = h->kinfo.num_tqps; 864 int ret; 865 866 if (hns3_nic_resetting(ndev)) 867 return -EBUSY; 868 869 if (param->rx_mini_pending || param->rx_jumbo_pending) 870 return -EINVAL; 871 872 if (param->tx_pending > HNS3_RING_MAX_PENDING || 873 param->tx_pending < HNS3_RING_MIN_PENDING || 874 param->rx_pending > HNS3_RING_MAX_PENDING || 875 param->rx_pending < HNS3_RING_MIN_PENDING) { 876 netdev_err(ndev, "Queue depth out of range [%d-%d]\n", 877 HNS3_RING_MIN_PENDING, HNS3_RING_MAX_PENDING); 878 return -EINVAL; 879 } 880 881 /* Hardware requires that its descriptors must be multiple of eight */ 882 new_tx_desc_num = ALIGN(param->tx_pending, HNS3_RING_BD_MULTIPLE); 883 new_rx_desc_num = ALIGN(param->rx_pending, HNS3_RING_BD_MULTIPLE); 884 old_tx_desc_num = priv->ring_data[0].ring->desc_num; 885 old_rx_desc_num = priv->ring_data[queue_num].ring->desc_num; 886 if (old_tx_desc_num == new_tx_desc_num && 887 old_rx_desc_num == new_rx_desc_num) 888 return 0; 889 890 netdev_info(ndev, 891 "Changing Tx/Rx ring depth from %d/%d to %d/%d\n", 892 old_tx_desc_num, old_rx_desc_num, 893 new_tx_desc_num, new_rx_desc_num); 894 895 if (if_running) 896 ndev->netdev_ops->ndo_stop(ndev); 897 898 ret = hns3_uninit_all_ring(priv); 899 if (ret) 900 return ret; 901 902 ret = hns3_change_all_ring_bd_num(priv, new_tx_desc_num, 903 new_rx_desc_num); 904 if (ret) { 905 ret = hns3_change_all_ring_bd_num(priv, old_tx_desc_num, 906 old_rx_desc_num); 907 if (ret) { 908 netdev_err(ndev, 909 "Revert to old bd num fail, ret=%d.\n", ret); 910 return ret; 911 } 912 } 913 914 if (if_running) 915 ret = ndev->netdev_ops->ndo_open(ndev); 916 917 return ret; 918 } 919 920 static int hns3_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd) 921 { 922 struct hnae3_handle *h = hns3_get_handle(netdev); 923 924 switch (cmd->cmd) { 925 case ETHTOOL_SRXFH: 926 if (h->ae_algo->ops->set_rss_tuple) 927 return h->ae_algo->ops->set_rss_tuple(h, cmd); 928 return -EOPNOTSUPP; 929 case ETHTOOL_SRXCLSRLINS: 930 if (h->ae_algo->ops->add_fd_entry) 931 return h->ae_algo->ops->add_fd_entry(h, cmd); 932 return -EOPNOTSUPP; 933 case ETHTOOL_SRXCLSRLDEL: 934 if (h->ae_algo->ops->del_fd_entry) 935 return h->ae_algo->ops->del_fd_entry(h, cmd); 936 return -EOPNOTSUPP; 937 default: 938 return -EOPNOTSUPP; 939 } 940 } 941 942 static int hns3_nway_reset(struct net_device *netdev) 943 { 944 struct hnae3_handle *handle = hns3_get_handle(netdev); 945 const struct hnae3_ae_ops *ops = handle->ae_algo->ops; 946 struct phy_device *phy = netdev->phydev; 947 int autoneg; 948 949 if (!netif_running(netdev)) 950 return 0; 951 952 if (hns3_nic_resetting(netdev)) { 953 netdev_err(netdev, "dev resetting!"); 954 return -EBUSY; 955 } 956 957 if (!ops->get_autoneg || !ops->restart_autoneg) 958 return -EOPNOTSUPP; 959 960 autoneg = ops->get_autoneg(handle); 961 if (autoneg != AUTONEG_ENABLE) { 962 netdev_err(netdev, 963 "Autoneg is off, don't support to restart it\n"); 964 return -EINVAL; 965 } 966 967 if (phy) 968 return genphy_restart_aneg(phy); 969 970 if (handle->pdev->revision == 0x20) 971 return -EOPNOTSUPP; 972 973 return ops->restart_autoneg(handle); 974 } 975 976 static void hns3_get_channels(struct net_device *netdev, 977 struct ethtool_channels *ch) 978 { 979 struct hnae3_handle *h = hns3_get_handle(netdev); 980 981 if (h->ae_algo->ops->get_channels) 982 h->ae_algo->ops->get_channels(h, ch); 983 } 984 985 static int hns3_get_coalesce_per_queue(struct net_device *netdev, u32 queue, 986 struct ethtool_coalesce *cmd) 987 { 988 struct hns3_enet_tqp_vector *tx_vector, *rx_vector; 989 struct hns3_nic_priv *priv = netdev_priv(netdev); 990 struct hnae3_handle *h = priv->ae_handle; 991 u16 queue_num = h->kinfo.num_tqps; 992 993 if (hns3_nic_resetting(netdev)) 994 return -EBUSY; 995 996 if (queue >= queue_num) { 997 netdev_err(netdev, 998 "Invalid queue value %d! Queue max id=%d\n", 999 queue, queue_num - 1); 1000 return -EINVAL; 1001 } 1002 1003 tx_vector = priv->ring_data[queue].ring->tqp_vector; 1004 rx_vector = priv->ring_data[queue_num + queue].ring->tqp_vector; 1005 1006 cmd->use_adaptive_tx_coalesce = 1007 tx_vector->tx_group.coal.gl_adapt_enable; 1008 cmd->use_adaptive_rx_coalesce = 1009 rx_vector->rx_group.coal.gl_adapt_enable; 1010 1011 cmd->tx_coalesce_usecs = tx_vector->tx_group.coal.int_gl; 1012 cmd->rx_coalesce_usecs = rx_vector->rx_group.coal.int_gl; 1013 1014 cmd->tx_coalesce_usecs_high = h->kinfo.int_rl_setting; 1015 cmd->rx_coalesce_usecs_high = h->kinfo.int_rl_setting; 1016 1017 return 0; 1018 } 1019 1020 static int hns3_get_coalesce(struct net_device *netdev, 1021 struct ethtool_coalesce *cmd) 1022 { 1023 return hns3_get_coalesce_per_queue(netdev, 0, cmd); 1024 } 1025 1026 static int hns3_check_gl_coalesce_para(struct net_device *netdev, 1027 struct ethtool_coalesce *cmd) 1028 { 1029 u32 rx_gl, tx_gl; 1030 1031 if (cmd->rx_coalesce_usecs > HNS3_INT_GL_MAX) { 1032 netdev_err(netdev, 1033 "Invalid rx-usecs value, rx-usecs range is 0-%d\n", 1034 HNS3_INT_GL_MAX); 1035 return -EINVAL; 1036 } 1037 1038 if (cmd->tx_coalesce_usecs > HNS3_INT_GL_MAX) { 1039 netdev_err(netdev, 1040 "Invalid tx-usecs value, tx-usecs range is 0-%d\n", 1041 HNS3_INT_GL_MAX); 1042 return -EINVAL; 1043 } 1044 1045 rx_gl = hns3_gl_round_down(cmd->rx_coalesce_usecs); 1046 if (rx_gl != cmd->rx_coalesce_usecs) { 1047 netdev_info(netdev, 1048 "rx_usecs(%d) rounded down to %d, because it must be multiple of 2.\n", 1049 cmd->rx_coalesce_usecs, rx_gl); 1050 } 1051 1052 tx_gl = hns3_gl_round_down(cmd->tx_coalesce_usecs); 1053 if (tx_gl != cmd->tx_coalesce_usecs) { 1054 netdev_info(netdev, 1055 "tx_usecs(%d) rounded down to %d, because it must be multiple of 2.\n", 1056 cmd->tx_coalesce_usecs, tx_gl); 1057 } 1058 1059 return 0; 1060 } 1061 1062 static int hns3_check_rl_coalesce_para(struct net_device *netdev, 1063 struct ethtool_coalesce *cmd) 1064 { 1065 u32 rl; 1066 1067 if (cmd->tx_coalesce_usecs_high != cmd->rx_coalesce_usecs_high) { 1068 netdev_err(netdev, 1069 "tx_usecs_high must be same as rx_usecs_high.\n"); 1070 return -EINVAL; 1071 } 1072 1073 if (cmd->rx_coalesce_usecs_high > HNS3_INT_RL_MAX) { 1074 netdev_err(netdev, 1075 "Invalid usecs_high value, usecs_high range is 0-%d\n", 1076 HNS3_INT_RL_MAX); 1077 return -EINVAL; 1078 } 1079 1080 rl = hns3_rl_round_down(cmd->rx_coalesce_usecs_high); 1081 if (rl != cmd->rx_coalesce_usecs_high) { 1082 netdev_info(netdev, 1083 "usecs_high(%d) rounded down to %d, because it must be multiple of 4.\n", 1084 cmd->rx_coalesce_usecs_high, rl); 1085 } 1086 1087 return 0; 1088 } 1089 1090 static int hns3_check_coalesce_para(struct net_device *netdev, 1091 struct ethtool_coalesce *cmd) 1092 { 1093 int ret; 1094 1095 ret = hns3_check_gl_coalesce_para(netdev, cmd); 1096 if (ret) { 1097 netdev_err(netdev, 1098 "Check gl coalesce param fail. ret = %d\n", ret); 1099 return ret; 1100 } 1101 1102 ret = hns3_check_rl_coalesce_para(netdev, cmd); 1103 if (ret) { 1104 netdev_err(netdev, 1105 "Check rl coalesce param fail. ret = %d\n", ret); 1106 return ret; 1107 } 1108 1109 if (cmd->use_adaptive_tx_coalesce == 1 || 1110 cmd->use_adaptive_rx_coalesce == 1) { 1111 netdev_info(netdev, 1112 "adaptive-tx=%d and adaptive-rx=%d, tx_usecs or rx_usecs will changed dynamically.\n", 1113 cmd->use_adaptive_tx_coalesce, 1114 cmd->use_adaptive_rx_coalesce); 1115 } 1116 1117 return 0; 1118 } 1119 1120 static void hns3_set_coalesce_per_queue(struct net_device *netdev, 1121 struct ethtool_coalesce *cmd, 1122 u32 queue) 1123 { 1124 struct hns3_enet_tqp_vector *tx_vector, *rx_vector; 1125 struct hns3_nic_priv *priv = netdev_priv(netdev); 1126 struct hnae3_handle *h = priv->ae_handle; 1127 int queue_num = h->kinfo.num_tqps; 1128 1129 tx_vector = priv->ring_data[queue].ring->tqp_vector; 1130 rx_vector = priv->ring_data[queue_num + queue].ring->tqp_vector; 1131 1132 tx_vector->tx_group.coal.gl_adapt_enable = 1133 cmd->use_adaptive_tx_coalesce; 1134 rx_vector->rx_group.coal.gl_adapt_enable = 1135 cmd->use_adaptive_rx_coalesce; 1136 1137 tx_vector->tx_group.coal.int_gl = cmd->tx_coalesce_usecs; 1138 rx_vector->rx_group.coal.int_gl = cmd->rx_coalesce_usecs; 1139 1140 hns3_set_vector_coalesce_tx_gl(tx_vector, 1141 tx_vector->tx_group.coal.int_gl); 1142 hns3_set_vector_coalesce_rx_gl(rx_vector, 1143 rx_vector->rx_group.coal.int_gl); 1144 1145 hns3_set_vector_coalesce_rl(tx_vector, h->kinfo.int_rl_setting); 1146 hns3_set_vector_coalesce_rl(rx_vector, h->kinfo.int_rl_setting); 1147 } 1148 1149 static int hns3_set_coalesce(struct net_device *netdev, 1150 struct ethtool_coalesce *cmd) 1151 { 1152 struct hnae3_handle *h = hns3_get_handle(netdev); 1153 u16 queue_num = h->kinfo.num_tqps; 1154 int ret; 1155 int i; 1156 1157 if (hns3_nic_resetting(netdev)) 1158 return -EBUSY; 1159 1160 ret = hns3_check_coalesce_para(netdev, cmd); 1161 if (ret) 1162 return ret; 1163 1164 h->kinfo.int_rl_setting = 1165 hns3_rl_round_down(cmd->rx_coalesce_usecs_high); 1166 1167 for (i = 0; i < queue_num; i++) 1168 hns3_set_coalesce_per_queue(netdev, cmd, i); 1169 1170 return 0; 1171 } 1172 1173 static int hns3_get_regs_len(struct net_device *netdev) 1174 { 1175 struct hnae3_handle *h = hns3_get_handle(netdev); 1176 1177 if (!h->ae_algo->ops->get_regs_len) 1178 return -EOPNOTSUPP; 1179 1180 return h->ae_algo->ops->get_regs_len(h); 1181 } 1182 1183 static void hns3_get_regs(struct net_device *netdev, 1184 struct ethtool_regs *cmd, void *data) 1185 { 1186 struct hnae3_handle *h = hns3_get_handle(netdev); 1187 1188 if (!h->ae_algo->ops->get_regs) 1189 return; 1190 1191 h->ae_algo->ops->get_regs(h, &cmd->version, data); 1192 } 1193 1194 static int hns3_set_phys_id(struct net_device *netdev, 1195 enum ethtool_phys_id_state state) 1196 { 1197 struct hnae3_handle *h = hns3_get_handle(netdev); 1198 1199 if (!h->ae_algo->ops->set_led_id) 1200 return -EOPNOTSUPP; 1201 1202 return h->ae_algo->ops->set_led_id(h, state); 1203 } 1204 1205 static u32 hns3_get_msglevel(struct net_device *netdev) 1206 { 1207 struct hnae3_handle *h = hns3_get_handle(netdev); 1208 1209 return h->msg_enable; 1210 } 1211 1212 static void hns3_set_msglevel(struct net_device *netdev, u32 msg_level) 1213 { 1214 struct hnae3_handle *h = hns3_get_handle(netdev); 1215 1216 h->msg_enable = msg_level; 1217 } 1218 1219 /* Translate local fec value into ethtool value. */ 1220 static unsigned int loc_to_eth_fec(u8 loc_fec) 1221 { 1222 u32 eth_fec = 0; 1223 1224 if (loc_fec & BIT(HNAE3_FEC_AUTO)) 1225 eth_fec |= ETHTOOL_FEC_AUTO; 1226 if (loc_fec & BIT(HNAE3_FEC_RS)) 1227 eth_fec |= ETHTOOL_FEC_RS; 1228 if (loc_fec & BIT(HNAE3_FEC_BASER)) 1229 eth_fec |= ETHTOOL_FEC_BASER; 1230 1231 /* if nothing is set, then FEC is off */ 1232 if (!eth_fec) 1233 eth_fec = ETHTOOL_FEC_OFF; 1234 1235 return eth_fec; 1236 } 1237 1238 /* Translate ethtool fec value into local value. */ 1239 static unsigned int eth_to_loc_fec(unsigned int eth_fec) 1240 { 1241 u32 loc_fec = 0; 1242 1243 if (eth_fec & ETHTOOL_FEC_OFF) 1244 return loc_fec; 1245 1246 if (eth_fec & ETHTOOL_FEC_AUTO) 1247 loc_fec |= BIT(HNAE3_FEC_AUTO); 1248 if (eth_fec & ETHTOOL_FEC_RS) 1249 loc_fec |= BIT(HNAE3_FEC_RS); 1250 if (eth_fec & ETHTOOL_FEC_BASER) 1251 loc_fec |= BIT(HNAE3_FEC_BASER); 1252 1253 return loc_fec; 1254 } 1255 1256 static int hns3_get_fecparam(struct net_device *netdev, 1257 struct ethtool_fecparam *fec) 1258 { 1259 struct hnae3_handle *handle = hns3_get_handle(netdev); 1260 const struct hnae3_ae_ops *ops = handle->ae_algo->ops; 1261 u8 fec_ability; 1262 u8 fec_mode; 1263 1264 if (handle->pdev->revision == 0x20) 1265 return -EOPNOTSUPP; 1266 1267 if (!ops->get_fec) 1268 return -EOPNOTSUPP; 1269 1270 ops->get_fec(handle, &fec_ability, &fec_mode); 1271 1272 fec->fec = loc_to_eth_fec(fec_ability); 1273 fec->active_fec = loc_to_eth_fec(fec_mode); 1274 1275 return 0; 1276 } 1277 1278 static int hns3_set_fecparam(struct net_device *netdev, 1279 struct ethtool_fecparam *fec) 1280 { 1281 struct hnae3_handle *handle = hns3_get_handle(netdev); 1282 const struct hnae3_ae_ops *ops = handle->ae_algo->ops; 1283 u32 fec_mode; 1284 1285 if (handle->pdev->revision == 0x20) 1286 return -EOPNOTSUPP; 1287 1288 if (!ops->set_fec) 1289 return -EOPNOTSUPP; 1290 fec_mode = eth_to_loc_fec(fec->fec); 1291 return ops->set_fec(handle, fec_mode); 1292 } 1293 1294 static const struct ethtool_ops hns3vf_ethtool_ops = { 1295 .get_drvinfo = hns3_get_drvinfo, 1296 .get_ringparam = hns3_get_ringparam, 1297 .set_ringparam = hns3_set_ringparam, 1298 .get_strings = hns3_get_strings, 1299 .get_ethtool_stats = hns3_get_stats, 1300 .get_sset_count = hns3_get_sset_count, 1301 .get_rxnfc = hns3_get_rxnfc, 1302 .set_rxnfc = hns3_set_rxnfc, 1303 .get_rxfh_key_size = hns3_get_rss_key_size, 1304 .get_rxfh_indir_size = hns3_get_rss_indir_size, 1305 .get_rxfh = hns3_get_rss, 1306 .set_rxfh = hns3_set_rss, 1307 .get_link_ksettings = hns3_get_link_ksettings, 1308 .get_channels = hns3_get_channels, 1309 .get_coalesce = hns3_get_coalesce, 1310 .set_coalesce = hns3_set_coalesce, 1311 .get_regs_len = hns3_get_regs_len, 1312 .get_regs = hns3_get_regs, 1313 .get_link = hns3_get_link, 1314 .get_msglevel = hns3_get_msglevel, 1315 .set_msglevel = hns3_set_msglevel, 1316 }; 1317 1318 static const struct ethtool_ops hns3_ethtool_ops = { 1319 .self_test = hns3_self_test, 1320 .get_drvinfo = hns3_get_drvinfo, 1321 .get_link = hns3_get_link, 1322 .get_ringparam = hns3_get_ringparam, 1323 .set_ringparam = hns3_set_ringparam, 1324 .get_pauseparam = hns3_get_pauseparam, 1325 .set_pauseparam = hns3_set_pauseparam, 1326 .get_strings = hns3_get_strings, 1327 .get_ethtool_stats = hns3_get_stats, 1328 .get_sset_count = hns3_get_sset_count, 1329 .get_rxnfc = hns3_get_rxnfc, 1330 .set_rxnfc = hns3_set_rxnfc, 1331 .get_rxfh_key_size = hns3_get_rss_key_size, 1332 .get_rxfh_indir_size = hns3_get_rss_indir_size, 1333 .get_rxfh = hns3_get_rss, 1334 .set_rxfh = hns3_set_rss, 1335 .get_link_ksettings = hns3_get_link_ksettings, 1336 .set_link_ksettings = hns3_set_link_ksettings, 1337 .nway_reset = hns3_nway_reset, 1338 .get_channels = hns3_get_channels, 1339 .set_channels = hns3_set_channels, 1340 .get_coalesce = hns3_get_coalesce, 1341 .set_coalesce = hns3_set_coalesce, 1342 .get_regs_len = hns3_get_regs_len, 1343 .get_regs = hns3_get_regs, 1344 .set_phys_id = hns3_set_phys_id, 1345 .get_msglevel = hns3_get_msglevel, 1346 .set_msglevel = hns3_set_msglevel, 1347 .get_fecparam = hns3_get_fecparam, 1348 .set_fecparam = hns3_set_fecparam, 1349 }; 1350 1351 void hns3_ethtool_set_ops(struct net_device *netdev) 1352 { 1353 struct hnae3_handle *h = hns3_get_handle(netdev); 1354 1355 if (h->flags & HNAE3_SUPPORT_VF) 1356 netdev->ethtool_ops = &hns3vf_ethtool_ops; 1357 else 1358 netdev->ethtool_ops = &hns3_ethtool_ops; 1359 } 1360