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("err_bd_num", err_bd_num), 48 HNS3_TQP_STAT("l2_err", l2_err), 49 HNS3_TQP_STAT("l3l4_csum_err", l3l4_csum_err), 50 HNS3_TQP_STAT("multicast", rx_multicast), 51 HNS3_TQP_STAT("non_reuse_pg", non_reuse_pg), 52 }; 53 54 #define HNS3_RXQ_STATS_COUNT ARRAY_SIZE(hns3_rxq_stats) 55 56 #define HNS3_TQP_STATS_COUNT (HNS3_TXQ_STATS_COUNT + HNS3_RXQ_STATS_COUNT) 57 58 #define HNS3_SELF_TEST_TYPE_NUM 3 59 #define HNS3_NIC_LB_TEST_PKT_NUM 1 60 #define HNS3_NIC_LB_TEST_RING_ID 0 61 #define HNS3_NIC_LB_TEST_PACKET_SIZE 128 62 #define HNS3_NIC_LB_SETUP_USEC 10000 63 64 /* Nic loopback test err */ 65 #define HNS3_NIC_LB_TEST_NO_MEM_ERR 1 66 #define HNS3_NIC_LB_TEST_TX_CNT_ERR 2 67 #define HNS3_NIC_LB_TEST_RX_CNT_ERR 3 68 69 struct hns3_link_mode_mapping { 70 u32 hns3_link_mode; 71 u32 ethtool_link_mode; 72 }; 73 74 static int hns3_lp_setup(struct net_device *ndev, enum hnae3_loop loop, bool en) 75 { 76 struct hnae3_handle *h = hns3_get_handle(ndev); 77 bool vlan_filter_enable; 78 int ret; 79 80 if (!h->ae_algo->ops->set_loopback || 81 !h->ae_algo->ops->set_promisc_mode) 82 return -EOPNOTSUPP; 83 84 switch (loop) { 85 case HNAE3_LOOP_SERIAL_SERDES: 86 case HNAE3_LOOP_PARALLEL_SERDES: 87 case HNAE3_LOOP_APP: 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) 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 struct net_device *ndev = skb->dev; 143 unsigned char *packet; 144 struct ethhdr *ethh; 145 unsigned int i; 146 147 skb_reserve(skb, NET_IP_ALIGN); 148 ethh = skb_put(skb, sizeof(struct ethhdr)); 149 packet = skb_put(skb, HNS3_NIC_LB_TEST_PACKET_SIZE); 150 151 memcpy(ethh->h_dest, ndev->dev_addr, ETH_ALEN); 152 153 /* The dst mac addr of loopback packet is the same as the host' 154 * mac addr, the SSU component may loop back the packet to host 155 * before the packet reaches mac or serdes, which will defect 156 * the purpose of mac or serdes selftest. 157 */ 158 ethh->h_dest[5] += 0x1f; 159 eth_zero_addr(ethh->h_source); 160 ethh->h_proto = htons(ETH_P_ARP); 161 skb_reset_mac_header(skb); 162 163 for (i = 0; i < HNS3_NIC_LB_TEST_PACKET_SIZE; i++) 164 packet[i] = (unsigned char)(i & 0xff); 165 } 166 167 static void hns3_lb_check_skb_data(struct hns3_enet_ring *ring, 168 struct sk_buff *skb) 169 { 170 struct hns3_enet_tqp_vector *tqp_vector = ring->tqp_vector; 171 unsigned char *packet = skb->data; 172 u32 i; 173 174 for (i = 0; i < skb->len; i++) 175 if (packet[i] != (unsigned char)(i & 0xff)) 176 break; 177 178 /* The packet is correctly received */ 179 if (i == skb->len) 180 tqp_vector->rx_group.total_packets++; 181 else 182 print_hex_dump(KERN_ERR, "selftest:", DUMP_PREFIX_OFFSET, 16, 1, 183 skb->data, skb->len, true); 184 185 dev_kfree_skb_any(skb); 186 } 187 188 static u32 hns3_lb_check_rx_ring(struct hns3_nic_priv *priv, u32 budget) 189 { 190 struct hnae3_handle *h = priv->ae_handle; 191 struct hnae3_knic_private_info *kinfo; 192 u32 i, rcv_good_pkt_total = 0; 193 194 kinfo = &h->kinfo; 195 for (i = kinfo->num_tqps; i < kinfo->num_tqps * 2; i++) { 196 struct hns3_enet_ring *ring = priv->ring_data[i].ring; 197 struct hns3_enet_ring_group *rx_group; 198 u64 pre_rx_pkt; 199 200 rx_group = &ring->tqp_vector->rx_group; 201 pre_rx_pkt = rx_group->total_packets; 202 203 preempt_disable(); 204 hns3_clean_rx_ring(ring, budget, hns3_lb_check_skb_data); 205 preempt_enable(); 206 207 rcv_good_pkt_total += (rx_group->total_packets - pre_rx_pkt); 208 rx_group->total_packets = pre_rx_pkt; 209 } 210 return rcv_good_pkt_total; 211 } 212 213 static void hns3_lb_clear_tx_ring(struct hns3_nic_priv *priv, u32 start_ringid, 214 u32 end_ringid, u32 budget) 215 { 216 u32 i; 217 218 for (i = start_ringid; i <= end_ringid; i++) { 219 struct hns3_enet_ring *ring = priv->ring_data[i].ring; 220 221 hns3_clean_tx_ring(ring); 222 } 223 } 224 225 /** 226 * hns3_lp_run_test - run loopback test 227 * @ndev: net device 228 * @mode: loopback type 229 */ 230 static int hns3_lp_run_test(struct net_device *ndev, enum hnae3_loop mode) 231 { 232 struct hns3_nic_priv *priv = netdev_priv(ndev); 233 struct sk_buff *skb; 234 u32 i, good_cnt; 235 int ret_val = 0; 236 237 skb = alloc_skb(HNS3_NIC_LB_TEST_PACKET_SIZE + ETH_HLEN + NET_IP_ALIGN, 238 GFP_KERNEL); 239 if (!skb) 240 return HNS3_NIC_LB_TEST_NO_MEM_ERR; 241 242 skb->dev = ndev; 243 hns3_lp_setup_skb(skb); 244 skb->queue_mapping = HNS3_NIC_LB_TEST_RING_ID; 245 246 good_cnt = 0; 247 for (i = 0; i < HNS3_NIC_LB_TEST_PKT_NUM; i++) { 248 netdev_tx_t tx_ret; 249 250 skb_get(skb); 251 tx_ret = hns3_nic_net_xmit(skb, ndev); 252 if (tx_ret == NETDEV_TX_OK) { 253 good_cnt++; 254 } else { 255 kfree_skb(skb); 256 netdev_err(ndev, "hns3_lb_run_test xmit failed: %d\n", 257 tx_ret); 258 } 259 } 260 if (good_cnt != HNS3_NIC_LB_TEST_PKT_NUM) { 261 ret_val = HNS3_NIC_LB_TEST_TX_CNT_ERR; 262 netdev_err(ndev, "mode %d sent fail, cnt=0x%x, budget=0x%x\n", 263 mode, good_cnt, HNS3_NIC_LB_TEST_PKT_NUM); 264 goto out; 265 } 266 267 /* Allow 200 milliseconds for packets to go from Tx to Rx */ 268 msleep(200); 269 270 good_cnt = hns3_lb_check_rx_ring(priv, HNS3_NIC_LB_TEST_PKT_NUM); 271 if (good_cnt != HNS3_NIC_LB_TEST_PKT_NUM) { 272 ret_val = HNS3_NIC_LB_TEST_RX_CNT_ERR; 273 netdev_err(ndev, "mode %d recv fail, cnt=0x%x, budget=0x%x\n", 274 mode, good_cnt, HNS3_NIC_LB_TEST_PKT_NUM); 275 } 276 277 out: 278 hns3_lb_clear_tx_ring(priv, HNS3_NIC_LB_TEST_RING_ID, 279 HNS3_NIC_LB_TEST_RING_ID, 280 HNS3_NIC_LB_TEST_PKT_NUM); 281 282 kfree_skb(skb); 283 return ret_val; 284 } 285 286 /** 287 * hns3_nic_self_test - self test 288 * @ndev: net device 289 * @eth_test: test cmd 290 * @data: test result 291 */ 292 static void hns3_self_test(struct net_device *ndev, 293 struct ethtool_test *eth_test, u64 *data) 294 { 295 struct hns3_nic_priv *priv = netdev_priv(ndev); 296 struct hnae3_handle *h = priv->ae_handle; 297 int st_param[HNS3_SELF_TEST_TYPE_NUM][2]; 298 bool if_running = netif_running(ndev); 299 #if IS_ENABLED(CONFIG_VLAN_8021Q) 300 bool dis_vlan_filter; 301 #endif 302 int test_index = 0; 303 u32 i; 304 305 if (hns3_nic_resetting(ndev)) { 306 netdev_err(ndev, "dev resetting!"); 307 return; 308 } 309 310 /* Only do offline selftest, or pass by default */ 311 if (eth_test->flags != ETH_TEST_FL_OFFLINE) 312 return; 313 314 st_param[HNAE3_LOOP_APP][0] = HNAE3_LOOP_APP; 315 st_param[HNAE3_LOOP_APP][1] = 316 h->flags & HNAE3_SUPPORT_APP_LOOPBACK; 317 318 st_param[HNAE3_LOOP_SERIAL_SERDES][0] = HNAE3_LOOP_SERIAL_SERDES; 319 st_param[HNAE3_LOOP_SERIAL_SERDES][1] = 320 h->flags & HNAE3_SUPPORT_SERDES_SERIAL_LOOPBACK; 321 322 st_param[HNAE3_LOOP_PARALLEL_SERDES][0] = 323 HNAE3_LOOP_PARALLEL_SERDES; 324 st_param[HNAE3_LOOP_PARALLEL_SERDES][1] = 325 h->flags & HNAE3_SUPPORT_SERDES_PARALLEL_LOOPBACK; 326 327 if (if_running) 328 ndev->netdev_ops->ndo_stop(ndev); 329 330 #if IS_ENABLED(CONFIG_VLAN_8021Q) 331 /* Disable the vlan filter for selftest does not support it */ 332 dis_vlan_filter = (ndev->features & NETIF_F_HW_VLAN_CTAG_FILTER) && 333 h->ae_algo->ops->enable_vlan_filter; 334 if (dis_vlan_filter) 335 h->ae_algo->ops->enable_vlan_filter(h, false); 336 #endif 337 338 /* Tell firmware to stop mac autoneg before loopback test start, 339 * otherwise loopback test may be failed when the port is still 340 * negotiating. 341 */ 342 if (h->ae_algo->ops->halt_autoneg) 343 h->ae_algo->ops->halt_autoneg(h, true); 344 345 set_bit(HNS3_NIC_STATE_TESTING, &priv->state); 346 347 for (i = 0; i < HNS3_SELF_TEST_TYPE_NUM; i++) { 348 enum hnae3_loop loop_type = (enum hnae3_loop)st_param[i][0]; 349 350 if (!st_param[i][1]) 351 continue; 352 353 data[test_index] = hns3_lp_up(ndev, loop_type); 354 if (!data[test_index]) 355 data[test_index] = hns3_lp_run_test(ndev, loop_type); 356 357 hns3_lp_down(ndev, loop_type); 358 359 if (data[test_index]) 360 eth_test->flags |= ETH_TEST_FL_FAILED; 361 362 test_index++; 363 } 364 365 clear_bit(HNS3_NIC_STATE_TESTING, &priv->state); 366 367 if (h->ae_algo->ops->halt_autoneg) 368 h->ae_algo->ops->halt_autoneg(h, false); 369 370 #if IS_ENABLED(CONFIG_VLAN_8021Q) 371 if (dis_vlan_filter) 372 h->ae_algo->ops->enable_vlan_filter(h, true); 373 #endif 374 375 if (if_running) 376 ndev->netdev_ops->ndo_open(ndev); 377 } 378 379 static int hns3_get_sset_count(struct net_device *netdev, int stringset) 380 { 381 struct hnae3_handle *h = hns3_get_handle(netdev); 382 const struct hnae3_ae_ops *ops = h->ae_algo->ops; 383 384 if (!ops->get_sset_count) 385 return -EOPNOTSUPP; 386 387 switch (stringset) { 388 case ETH_SS_STATS: 389 return ((HNS3_TQP_STATS_COUNT * h->kinfo.num_tqps) + 390 ops->get_sset_count(h, stringset)); 391 392 case ETH_SS_TEST: 393 return ops->get_sset_count(h, stringset); 394 395 default: 396 return -EOPNOTSUPP; 397 } 398 } 399 400 static void *hns3_update_strings(u8 *data, const struct hns3_stats *stats, 401 u32 stat_count, u32 num_tqps, const char *prefix) 402 { 403 #define MAX_PREFIX_SIZE (6 + 4) 404 u32 size_left; 405 u32 i, j; 406 u32 n1; 407 408 for (i = 0; i < num_tqps; i++) { 409 for (j = 0; j < stat_count; j++) { 410 data[ETH_GSTRING_LEN - 1] = '\0'; 411 412 /* first, prepend the prefix string */ 413 n1 = snprintf(data, MAX_PREFIX_SIZE, "%s%d_", 414 prefix, i); 415 n1 = min_t(uint, n1, MAX_PREFIX_SIZE - 1); 416 size_left = (ETH_GSTRING_LEN - 1) - n1; 417 418 /* now, concatenate the stats string to it */ 419 strncat(data, stats[j].stats_string, size_left); 420 data += ETH_GSTRING_LEN; 421 } 422 } 423 424 return data; 425 } 426 427 static u8 *hns3_get_strings_tqps(struct hnae3_handle *handle, u8 *data) 428 { 429 struct hnae3_knic_private_info *kinfo = &handle->kinfo; 430 const char tx_prefix[] = "txq"; 431 const char rx_prefix[] = "rxq"; 432 433 /* get strings for Tx */ 434 data = hns3_update_strings(data, hns3_txq_stats, HNS3_TXQ_STATS_COUNT, 435 kinfo->num_tqps, tx_prefix); 436 437 /* get strings for Rx */ 438 data = hns3_update_strings(data, hns3_rxq_stats, HNS3_RXQ_STATS_COUNT, 439 kinfo->num_tqps, rx_prefix); 440 441 return data; 442 } 443 444 static void hns3_get_strings(struct net_device *netdev, u32 stringset, u8 *data) 445 { 446 struct hnae3_handle *h = hns3_get_handle(netdev); 447 const struct hnae3_ae_ops *ops = h->ae_algo->ops; 448 char *buff = (char *)data; 449 450 if (!ops->get_strings) 451 return; 452 453 switch (stringset) { 454 case ETH_SS_STATS: 455 buff = hns3_get_strings_tqps(h, buff); 456 ops->get_strings(h, stringset, (u8 *)buff); 457 break; 458 case ETH_SS_TEST: 459 ops->get_strings(h, stringset, data); 460 break; 461 default: 462 break; 463 } 464 } 465 466 static u64 *hns3_get_stats_tqps(struct hnae3_handle *handle, u64 *data) 467 { 468 struct hns3_nic_priv *nic_priv = (struct hns3_nic_priv *)handle->priv; 469 struct hnae3_knic_private_info *kinfo = &handle->kinfo; 470 struct hns3_enet_ring *ring; 471 u8 *stat; 472 int i, j; 473 474 /* get stats for Tx */ 475 for (i = 0; i < kinfo->num_tqps; i++) { 476 ring = nic_priv->ring_data[i].ring; 477 for (j = 0; j < HNS3_TXQ_STATS_COUNT; j++) { 478 stat = (u8 *)ring + hns3_txq_stats[j].stats_offset; 479 *data++ = *(u64 *)stat; 480 } 481 } 482 483 /* get stats for Rx */ 484 for (i = 0; i < kinfo->num_tqps; i++) { 485 ring = nic_priv->ring_data[i + kinfo->num_tqps].ring; 486 for (j = 0; j < HNS3_RXQ_STATS_COUNT; j++) { 487 stat = (u8 *)ring + hns3_rxq_stats[j].stats_offset; 488 *data++ = *(u64 *)stat; 489 } 490 } 491 492 return data; 493 } 494 495 /* hns3_get_stats - get detail statistics. 496 * @netdev: net device 497 * @stats: statistics info. 498 * @data: statistics data. 499 */ 500 static void hns3_get_stats(struct net_device *netdev, 501 struct ethtool_stats *stats, u64 *data) 502 { 503 struct hnae3_handle *h = hns3_get_handle(netdev); 504 u64 *p = data; 505 506 if (hns3_nic_resetting(netdev)) { 507 netdev_err(netdev, "dev resetting, could not get stats\n"); 508 return; 509 } 510 511 if (!h->ae_algo->ops->get_stats || !h->ae_algo->ops->update_stats) { 512 netdev_err(netdev, "could not get any statistics\n"); 513 return; 514 } 515 516 h->ae_algo->ops->update_stats(h, &netdev->stats); 517 518 /* get per-queue stats */ 519 p = hns3_get_stats_tqps(h, p); 520 521 /* get MAC & other misc hardware stats */ 522 h->ae_algo->ops->get_stats(h, p); 523 } 524 525 static void hns3_get_drvinfo(struct net_device *netdev, 526 struct ethtool_drvinfo *drvinfo) 527 { 528 struct hns3_nic_priv *priv = netdev_priv(netdev); 529 struct hnae3_handle *h = priv->ae_handle; 530 531 if (!h->ae_algo->ops->get_fw_version) { 532 netdev_err(netdev, "could not get fw version!\n"); 533 return; 534 } 535 536 strncpy(drvinfo->version, hns3_driver_version, 537 sizeof(drvinfo->version)); 538 drvinfo->version[sizeof(drvinfo->version) - 1] = '\0'; 539 540 strncpy(drvinfo->driver, h->pdev->driver->name, 541 sizeof(drvinfo->driver)); 542 drvinfo->driver[sizeof(drvinfo->driver) - 1] = '\0'; 543 544 strncpy(drvinfo->bus_info, pci_name(h->pdev), 545 sizeof(drvinfo->bus_info)); 546 drvinfo->bus_info[ETHTOOL_BUSINFO_LEN - 1] = '\0'; 547 548 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), "0x%08x", 549 priv->ae_handle->ae_algo->ops->get_fw_version(h)); 550 } 551 552 static u32 hns3_get_link(struct net_device *netdev) 553 { 554 struct hnae3_handle *h = hns3_get_handle(netdev); 555 556 if (h->ae_algo->ops->get_status) 557 return h->ae_algo->ops->get_status(h); 558 else 559 return 0; 560 } 561 562 static void hns3_get_ringparam(struct net_device *netdev, 563 struct ethtool_ringparam *param) 564 { 565 struct hns3_nic_priv *priv = netdev_priv(netdev); 566 struct hnae3_handle *h = priv->ae_handle; 567 int queue_num = h->kinfo.num_tqps; 568 569 if (hns3_nic_resetting(netdev)) { 570 netdev_err(netdev, "dev resetting!"); 571 return; 572 } 573 574 param->tx_max_pending = HNS3_RING_MAX_PENDING; 575 param->rx_max_pending = HNS3_RING_MAX_PENDING; 576 577 param->tx_pending = priv->ring_data[0].ring->desc_num; 578 param->rx_pending = priv->ring_data[queue_num].ring->desc_num; 579 } 580 581 static void hns3_get_pauseparam(struct net_device *netdev, 582 struct ethtool_pauseparam *param) 583 { 584 struct hnae3_handle *h = hns3_get_handle(netdev); 585 586 if (h->ae_algo->ops->get_pauseparam) 587 h->ae_algo->ops->get_pauseparam(h, ¶m->autoneg, 588 ¶m->rx_pause, ¶m->tx_pause); 589 } 590 591 static int hns3_set_pauseparam(struct net_device *netdev, 592 struct ethtool_pauseparam *param) 593 { 594 struct hnae3_handle *h = hns3_get_handle(netdev); 595 596 if (h->ae_algo->ops->set_pauseparam) 597 return h->ae_algo->ops->set_pauseparam(h, param->autoneg, 598 param->rx_pause, 599 param->tx_pause); 600 return -EOPNOTSUPP; 601 } 602 603 static void hns3_get_ksettings(struct hnae3_handle *h, 604 struct ethtool_link_ksettings *cmd) 605 { 606 const struct hnae3_ae_ops *ops = h->ae_algo->ops; 607 608 /* 1.auto_neg & speed & duplex from cmd */ 609 if (ops->get_ksettings_an_result) 610 ops->get_ksettings_an_result(h, 611 &cmd->base.autoneg, 612 &cmd->base.speed, 613 &cmd->base.duplex); 614 615 /* 2.get link mode*/ 616 if (ops->get_link_mode) 617 ops->get_link_mode(h, 618 cmd->link_modes.supported, 619 cmd->link_modes.advertising); 620 621 /* 3.mdix_ctrl&mdix get from phy reg */ 622 if (ops->get_mdix_mode) 623 ops->get_mdix_mode(h, &cmd->base.eth_tp_mdix_ctrl, 624 &cmd->base.eth_tp_mdix); 625 } 626 627 static int hns3_get_link_ksettings(struct net_device *netdev, 628 struct ethtool_link_ksettings *cmd) 629 { 630 struct hnae3_handle *h = hns3_get_handle(netdev); 631 const struct hnae3_ae_ops *ops; 632 u8 module_type; 633 u8 media_type; 634 u8 link_stat; 635 636 ops = h->ae_algo->ops; 637 if (ops->get_media_type) 638 ops->get_media_type(h, &media_type, &module_type); 639 else 640 return -EOPNOTSUPP; 641 642 switch (media_type) { 643 case HNAE3_MEDIA_TYPE_NONE: 644 cmd->base.port = PORT_NONE; 645 hns3_get_ksettings(h, cmd); 646 break; 647 case HNAE3_MEDIA_TYPE_FIBER: 648 if (module_type == HNAE3_MODULE_TYPE_CR) 649 cmd->base.port = PORT_DA; 650 else 651 cmd->base.port = PORT_FIBRE; 652 653 hns3_get_ksettings(h, cmd); 654 break; 655 case HNAE3_MEDIA_TYPE_BACKPLANE: 656 cmd->base.port = PORT_NONE; 657 hns3_get_ksettings(h, cmd); 658 break; 659 case HNAE3_MEDIA_TYPE_COPPER: 660 cmd->base.port = PORT_TP; 661 if (!netdev->phydev) 662 hns3_get_ksettings(h, cmd); 663 else 664 phy_ethtool_ksettings_get(netdev->phydev, cmd); 665 break; 666 default: 667 668 netdev_warn(netdev, "Unknown media type"); 669 return 0; 670 } 671 672 /* mdio_support */ 673 cmd->base.mdio_support = ETH_MDIO_SUPPORTS_C22; 674 675 link_stat = hns3_get_link(netdev); 676 if (!link_stat) { 677 cmd->base.speed = SPEED_UNKNOWN; 678 cmd->base.duplex = DUPLEX_UNKNOWN; 679 } 680 681 return 0; 682 } 683 684 static int hns3_check_ksettings_param(struct net_device *netdev, 685 const struct ethtool_link_ksettings *cmd) 686 { 687 struct hnae3_handle *handle = hns3_get_handle(netdev); 688 const struct hnae3_ae_ops *ops = handle->ae_algo->ops; 689 u8 module_type = HNAE3_MODULE_TYPE_UNKNOWN; 690 u8 media_type = HNAE3_MEDIA_TYPE_UNKNOWN; 691 u8 autoneg; 692 u32 speed; 693 u8 duplex; 694 int ret; 695 696 if (ops->get_ksettings_an_result) { 697 ops->get_ksettings_an_result(handle, &autoneg, &speed, &duplex); 698 if (cmd->base.autoneg == autoneg && cmd->base.speed == speed && 699 cmd->base.duplex == duplex) 700 return 0; 701 } 702 703 if (ops->get_media_type) 704 ops->get_media_type(handle, &media_type, &module_type); 705 706 if (cmd->base.duplex != DUPLEX_FULL && 707 media_type != HNAE3_MEDIA_TYPE_COPPER) { 708 netdev_err(netdev, 709 "only copper port supports half duplex!"); 710 return -EINVAL; 711 } 712 713 if (ops->check_port_speed) { 714 ret = ops->check_port_speed(handle, cmd->base.speed); 715 if (ret) { 716 netdev_err(netdev, "unsupported speed\n"); 717 return ret; 718 } 719 } 720 721 return 0; 722 } 723 724 static int hns3_set_link_ksettings(struct net_device *netdev, 725 const struct ethtool_link_ksettings *cmd) 726 { 727 struct hnae3_handle *handle = hns3_get_handle(netdev); 728 const struct hnae3_ae_ops *ops = handle->ae_algo->ops; 729 int ret = 0; 730 731 /* Chip don't support this mode. */ 732 if (cmd->base.speed == SPEED_1000 && cmd->base.duplex == DUPLEX_HALF) 733 return -EINVAL; 734 735 /* Only support ksettings_set for netdev with phy attached for now */ 736 if (netdev->phydev) 737 return phy_ethtool_ksettings_set(netdev->phydev, cmd); 738 739 if (handle->pdev->revision == 0x20) 740 return -EOPNOTSUPP; 741 742 ret = hns3_check_ksettings_param(netdev, cmd); 743 if (ret) 744 return ret; 745 746 if (ops->set_autoneg) { 747 ret = ops->set_autoneg(handle, cmd->base.autoneg); 748 if (ret) 749 return ret; 750 } 751 752 if (ops->cfg_mac_speed_dup_h) 753 ret = ops->cfg_mac_speed_dup_h(handle, cmd->base.speed, 754 cmd->base.duplex); 755 756 return ret; 757 } 758 759 static u32 hns3_get_rss_key_size(struct net_device *netdev) 760 { 761 struct hnae3_handle *h = hns3_get_handle(netdev); 762 763 if (!h->ae_algo->ops->get_rss_key_size) 764 return 0; 765 766 return h->ae_algo->ops->get_rss_key_size(h); 767 } 768 769 static u32 hns3_get_rss_indir_size(struct net_device *netdev) 770 { 771 struct hnae3_handle *h = hns3_get_handle(netdev); 772 773 if (!h->ae_algo->ops->get_rss_indir_size) 774 return 0; 775 776 return h->ae_algo->ops->get_rss_indir_size(h); 777 } 778 779 static int hns3_get_rss(struct net_device *netdev, u32 *indir, u8 *key, 780 u8 *hfunc) 781 { 782 struct hnae3_handle *h = hns3_get_handle(netdev); 783 784 if (!h->ae_algo->ops->get_rss) 785 return -EOPNOTSUPP; 786 787 return h->ae_algo->ops->get_rss(h, indir, key, hfunc); 788 } 789 790 static int hns3_set_rss(struct net_device *netdev, const u32 *indir, 791 const u8 *key, const u8 hfunc) 792 { 793 struct hnae3_handle *h = hns3_get_handle(netdev); 794 795 if (!h->ae_algo->ops->set_rss) 796 return -EOPNOTSUPP; 797 798 if ((h->pdev->revision == 0x20 && 799 hfunc != ETH_RSS_HASH_TOP) || (hfunc != ETH_RSS_HASH_NO_CHANGE && 800 hfunc != ETH_RSS_HASH_TOP && hfunc != ETH_RSS_HASH_XOR)) { 801 netdev_err(netdev, "hash func not supported\n"); 802 return -EOPNOTSUPP; 803 } 804 805 if (!indir) { 806 netdev_err(netdev, 807 "set rss failed for indir is empty\n"); 808 return -EOPNOTSUPP; 809 } 810 811 return h->ae_algo->ops->set_rss(h, indir, key, hfunc); 812 } 813 814 static int hns3_get_rxnfc(struct net_device *netdev, 815 struct ethtool_rxnfc *cmd, 816 u32 *rule_locs) 817 { 818 struct hnae3_handle *h = hns3_get_handle(netdev); 819 820 switch (cmd->cmd) { 821 case ETHTOOL_GRXRINGS: 822 cmd->data = h->kinfo.num_tqps; 823 return 0; 824 case ETHTOOL_GRXFH: 825 if (h->ae_algo->ops->get_rss_tuple) 826 return h->ae_algo->ops->get_rss_tuple(h, cmd); 827 return -EOPNOTSUPP; 828 case ETHTOOL_GRXCLSRLCNT: 829 if (h->ae_algo->ops->get_fd_rule_cnt) 830 return h->ae_algo->ops->get_fd_rule_cnt(h, cmd); 831 return -EOPNOTSUPP; 832 case ETHTOOL_GRXCLSRULE: 833 if (h->ae_algo->ops->get_fd_rule_info) 834 return h->ae_algo->ops->get_fd_rule_info(h, cmd); 835 return -EOPNOTSUPP; 836 case ETHTOOL_GRXCLSRLALL: 837 if (h->ae_algo->ops->get_fd_all_rules) 838 return h->ae_algo->ops->get_fd_all_rules(h, cmd, 839 rule_locs); 840 return -EOPNOTSUPP; 841 default: 842 return -EOPNOTSUPP; 843 } 844 } 845 846 static int hns3_change_all_ring_bd_num(struct hns3_nic_priv *priv, 847 u32 tx_desc_num, u32 rx_desc_num) 848 { 849 struct hnae3_handle *h = priv->ae_handle; 850 int i; 851 852 h->kinfo.num_tx_desc = tx_desc_num; 853 h->kinfo.num_rx_desc = rx_desc_num; 854 855 for (i = 0; i < h->kinfo.num_tqps; i++) { 856 priv->ring_data[i].ring->desc_num = tx_desc_num; 857 priv->ring_data[i + h->kinfo.num_tqps].ring->desc_num = 858 rx_desc_num; 859 } 860 861 return hns3_init_all_ring(priv); 862 } 863 864 static int hns3_set_ringparam(struct net_device *ndev, 865 struct ethtool_ringparam *param) 866 { 867 struct hns3_nic_priv *priv = netdev_priv(ndev); 868 struct hnae3_handle *h = priv->ae_handle; 869 bool if_running = netif_running(ndev); 870 u32 old_tx_desc_num, new_tx_desc_num; 871 u32 old_rx_desc_num, new_rx_desc_num; 872 int queue_num = h->kinfo.num_tqps; 873 int ret; 874 875 if (hns3_nic_resetting(ndev)) 876 return -EBUSY; 877 878 if (param->rx_mini_pending || param->rx_jumbo_pending) 879 return -EINVAL; 880 881 if (param->tx_pending > HNS3_RING_MAX_PENDING || 882 param->tx_pending < HNS3_RING_MIN_PENDING || 883 param->rx_pending > HNS3_RING_MAX_PENDING || 884 param->rx_pending < HNS3_RING_MIN_PENDING) { 885 netdev_err(ndev, "Queue depth out of range [%d-%d]\n", 886 HNS3_RING_MIN_PENDING, HNS3_RING_MAX_PENDING); 887 return -EINVAL; 888 } 889 890 /* Hardware requires that its descriptors must be multiple of eight */ 891 new_tx_desc_num = ALIGN(param->tx_pending, HNS3_RING_BD_MULTIPLE); 892 new_rx_desc_num = ALIGN(param->rx_pending, HNS3_RING_BD_MULTIPLE); 893 old_tx_desc_num = priv->ring_data[0].ring->desc_num; 894 old_rx_desc_num = priv->ring_data[queue_num].ring->desc_num; 895 if (old_tx_desc_num == new_tx_desc_num && 896 old_rx_desc_num == new_rx_desc_num) 897 return 0; 898 899 netdev_info(ndev, 900 "Changing Tx/Rx ring depth from %d/%d to %d/%d\n", 901 old_tx_desc_num, old_rx_desc_num, 902 new_tx_desc_num, new_rx_desc_num); 903 904 if (if_running) 905 ndev->netdev_ops->ndo_stop(ndev); 906 907 ret = hns3_uninit_all_ring(priv); 908 if (ret) 909 return ret; 910 911 ret = hns3_change_all_ring_bd_num(priv, new_tx_desc_num, 912 new_rx_desc_num); 913 if (ret) { 914 ret = hns3_change_all_ring_bd_num(priv, old_tx_desc_num, 915 old_rx_desc_num); 916 if (ret) { 917 netdev_err(ndev, 918 "Revert to old bd num fail, ret=%d.\n", ret); 919 return ret; 920 } 921 } 922 923 if (if_running) 924 ret = ndev->netdev_ops->ndo_open(ndev); 925 926 return ret; 927 } 928 929 static int hns3_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd) 930 { 931 struct hnae3_handle *h = hns3_get_handle(netdev); 932 933 switch (cmd->cmd) { 934 case ETHTOOL_SRXFH: 935 if (h->ae_algo->ops->set_rss_tuple) 936 return h->ae_algo->ops->set_rss_tuple(h, cmd); 937 return -EOPNOTSUPP; 938 case ETHTOOL_SRXCLSRLINS: 939 if (h->ae_algo->ops->add_fd_entry) 940 return h->ae_algo->ops->add_fd_entry(h, cmd); 941 return -EOPNOTSUPP; 942 case ETHTOOL_SRXCLSRLDEL: 943 if (h->ae_algo->ops->del_fd_entry) 944 return h->ae_algo->ops->del_fd_entry(h, cmd); 945 return -EOPNOTSUPP; 946 default: 947 return -EOPNOTSUPP; 948 } 949 } 950 951 static int hns3_nway_reset(struct net_device *netdev) 952 { 953 struct hnae3_handle *handle = hns3_get_handle(netdev); 954 const struct hnae3_ae_ops *ops = handle->ae_algo->ops; 955 struct phy_device *phy = netdev->phydev; 956 int autoneg; 957 958 if (!netif_running(netdev)) 959 return 0; 960 961 if (hns3_nic_resetting(netdev)) { 962 netdev_err(netdev, "dev resetting!"); 963 return -EBUSY; 964 } 965 966 if (!ops->get_autoneg || !ops->restart_autoneg) 967 return -EOPNOTSUPP; 968 969 autoneg = ops->get_autoneg(handle); 970 if (autoneg != AUTONEG_ENABLE) { 971 netdev_err(netdev, 972 "Autoneg is off, don't support to restart it\n"); 973 return -EINVAL; 974 } 975 976 if (phy) 977 return genphy_restart_aneg(phy); 978 979 if (handle->pdev->revision == 0x20) 980 return -EOPNOTSUPP; 981 982 return ops->restart_autoneg(handle); 983 } 984 985 static void hns3_get_channels(struct net_device *netdev, 986 struct ethtool_channels *ch) 987 { 988 struct hnae3_handle *h = hns3_get_handle(netdev); 989 990 if (h->ae_algo->ops->get_channels) 991 h->ae_algo->ops->get_channels(h, ch); 992 } 993 994 static int hns3_get_coalesce_per_queue(struct net_device *netdev, u32 queue, 995 struct ethtool_coalesce *cmd) 996 { 997 struct hns3_enet_tqp_vector *tx_vector, *rx_vector; 998 struct hns3_nic_priv *priv = netdev_priv(netdev); 999 struct hnae3_handle *h = priv->ae_handle; 1000 u16 queue_num = h->kinfo.num_tqps; 1001 1002 if (hns3_nic_resetting(netdev)) 1003 return -EBUSY; 1004 1005 if (queue >= queue_num) { 1006 netdev_err(netdev, 1007 "Invalid queue value %d! Queue max id=%d\n", 1008 queue, queue_num - 1); 1009 return -EINVAL; 1010 } 1011 1012 tx_vector = priv->ring_data[queue].ring->tqp_vector; 1013 rx_vector = priv->ring_data[queue_num + queue].ring->tqp_vector; 1014 1015 cmd->use_adaptive_tx_coalesce = 1016 tx_vector->tx_group.coal.gl_adapt_enable; 1017 cmd->use_adaptive_rx_coalesce = 1018 rx_vector->rx_group.coal.gl_adapt_enable; 1019 1020 cmd->tx_coalesce_usecs = tx_vector->tx_group.coal.int_gl; 1021 cmd->rx_coalesce_usecs = rx_vector->rx_group.coal.int_gl; 1022 1023 cmd->tx_coalesce_usecs_high = h->kinfo.int_rl_setting; 1024 cmd->rx_coalesce_usecs_high = h->kinfo.int_rl_setting; 1025 1026 return 0; 1027 } 1028 1029 static int hns3_get_coalesce(struct net_device *netdev, 1030 struct ethtool_coalesce *cmd) 1031 { 1032 return hns3_get_coalesce_per_queue(netdev, 0, cmd); 1033 } 1034 1035 static int hns3_check_gl_coalesce_para(struct net_device *netdev, 1036 struct ethtool_coalesce *cmd) 1037 { 1038 u32 rx_gl, tx_gl; 1039 1040 if (cmd->rx_coalesce_usecs > HNS3_INT_GL_MAX) { 1041 netdev_err(netdev, 1042 "Invalid rx-usecs value, rx-usecs range is 0-%d\n", 1043 HNS3_INT_GL_MAX); 1044 return -EINVAL; 1045 } 1046 1047 if (cmd->tx_coalesce_usecs > HNS3_INT_GL_MAX) { 1048 netdev_err(netdev, 1049 "Invalid tx-usecs value, tx-usecs range is 0-%d\n", 1050 HNS3_INT_GL_MAX); 1051 return -EINVAL; 1052 } 1053 1054 rx_gl = hns3_gl_round_down(cmd->rx_coalesce_usecs); 1055 if (rx_gl != cmd->rx_coalesce_usecs) { 1056 netdev_info(netdev, 1057 "rx_usecs(%d) rounded down to %d, because it must be multiple of 2.\n", 1058 cmd->rx_coalesce_usecs, rx_gl); 1059 } 1060 1061 tx_gl = hns3_gl_round_down(cmd->tx_coalesce_usecs); 1062 if (tx_gl != cmd->tx_coalesce_usecs) { 1063 netdev_info(netdev, 1064 "tx_usecs(%d) rounded down to %d, because it must be multiple of 2.\n", 1065 cmd->tx_coalesce_usecs, tx_gl); 1066 } 1067 1068 return 0; 1069 } 1070 1071 static int hns3_check_rl_coalesce_para(struct net_device *netdev, 1072 struct ethtool_coalesce *cmd) 1073 { 1074 u32 rl; 1075 1076 if (cmd->tx_coalesce_usecs_high != cmd->rx_coalesce_usecs_high) { 1077 netdev_err(netdev, 1078 "tx_usecs_high must be same as rx_usecs_high.\n"); 1079 return -EINVAL; 1080 } 1081 1082 if (cmd->rx_coalesce_usecs_high > HNS3_INT_RL_MAX) { 1083 netdev_err(netdev, 1084 "Invalid usecs_high value, usecs_high range is 0-%d\n", 1085 HNS3_INT_RL_MAX); 1086 return -EINVAL; 1087 } 1088 1089 rl = hns3_rl_round_down(cmd->rx_coalesce_usecs_high); 1090 if (rl != cmd->rx_coalesce_usecs_high) { 1091 netdev_info(netdev, 1092 "usecs_high(%d) rounded down to %d, because it must be multiple of 4.\n", 1093 cmd->rx_coalesce_usecs_high, rl); 1094 } 1095 1096 return 0; 1097 } 1098 1099 static int hns3_check_coalesce_para(struct net_device *netdev, 1100 struct ethtool_coalesce *cmd) 1101 { 1102 int ret; 1103 1104 ret = hns3_check_gl_coalesce_para(netdev, cmd); 1105 if (ret) { 1106 netdev_err(netdev, 1107 "Check gl coalesce param fail. ret = %d\n", ret); 1108 return ret; 1109 } 1110 1111 ret = hns3_check_rl_coalesce_para(netdev, cmd); 1112 if (ret) { 1113 netdev_err(netdev, 1114 "Check rl coalesce param fail. ret = %d\n", ret); 1115 return ret; 1116 } 1117 1118 if (cmd->use_adaptive_tx_coalesce == 1 || 1119 cmd->use_adaptive_rx_coalesce == 1) { 1120 netdev_info(netdev, 1121 "adaptive-tx=%d and adaptive-rx=%d, tx_usecs or rx_usecs will changed dynamically.\n", 1122 cmd->use_adaptive_tx_coalesce, 1123 cmd->use_adaptive_rx_coalesce); 1124 } 1125 1126 return 0; 1127 } 1128 1129 static void hns3_set_coalesce_per_queue(struct net_device *netdev, 1130 struct ethtool_coalesce *cmd, 1131 u32 queue) 1132 { 1133 struct hns3_enet_tqp_vector *tx_vector, *rx_vector; 1134 struct hns3_nic_priv *priv = netdev_priv(netdev); 1135 struct hnae3_handle *h = priv->ae_handle; 1136 int queue_num = h->kinfo.num_tqps; 1137 1138 tx_vector = priv->ring_data[queue].ring->tqp_vector; 1139 rx_vector = priv->ring_data[queue_num + queue].ring->tqp_vector; 1140 1141 tx_vector->tx_group.coal.gl_adapt_enable = 1142 cmd->use_adaptive_tx_coalesce; 1143 rx_vector->rx_group.coal.gl_adapt_enable = 1144 cmd->use_adaptive_rx_coalesce; 1145 1146 tx_vector->tx_group.coal.int_gl = cmd->tx_coalesce_usecs; 1147 rx_vector->rx_group.coal.int_gl = cmd->rx_coalesce_usecs; 1148 1149 hns3_set_vector_coalesce_tx_gl(tx_vector, 1150 tx_vector->tx_group.coal.int_gl); 1151 hns3_set_vector_coalesce_rx_gl(rx_vector, 1152 rx_vector->rx_group.coal.int_gl); 1153 1154 hns3_set_vector_coalesce_rl(tx_vector, h->kinfo.int_rl_setting); 1155 hns3_set_vector_coalesce_rl(rx_vector, h->kinfo.int_rl_setting); 1156 } 1157 1158 static int hns3_set_coalesce(struct net_device *netdev, 1159 struct ethtool_coalesce *cmd) 1160 { 1161 struct hnae3_handle *h = hns3_get_handle(netdev); 1162 u16 queue_num = h->kinfo.num_tqps; 1163 int ret; 1164 int i; 1165 1166 if (hns3_nic_resetting(netdev)) 1167 return -EBUSY; 1168 1169 ret = hns3_check_coalesce_para(netdev, cmd); 1170 if (ret) 1171 return ret; 1172 1173 h->kinfo.int_rl_setting = 1174 hns3_rl_round_down(cmd->rx_coalesce_usecs_high); 1175 1176 for (i = 0; i < queue_num; i++) 1177 hns3_set_coalesce_per_queue(netdev, cmd, i); 1178 1179 return 0; 1180 } 1181 1182 static int hns3_get_regs_len(struct net_device *netdev) 1183 { 1184 struct hnae3_handle *h = hns3_get_handle(netdev); 1185 1186 if (!h->ae_algo->ops->get_regs_len) 1187 return -EOPNOTSUPP; 1188 1189 return h->ae_algo->ops->get_regs_len(h); 1190 } 1191 1192 static void hns3_get_regs(struct net_device *netdev, 1193 struct ethtool_regs *cmd, void *data) 1194 { 1195 struct hnae3_handle *h = hns3_get_handle(netdev); 1196 1197 if (!h->ae_algo->ops->get_regs) 1198 return; 1199 1200 h->ae_algo->ops->get_regs(h, &cmd->version, data); 1201 } 1202 1203 static int hns3_set_phys_id(struct net_device *netdev, 1204 enum ethtool_phys_id_state state) 1205 { 1206 struct hnae3_handle *h = hns3_get_handle(netdev); 1207 1208 if (!h->ae_algo->ops->set_led_id) 1209 return -EOPNOTSUPP; 1210 1211 return h->ae_algo->ops->set_led_id(h, state); 1212 } 1213 1214 static u32 hns3_get_msglevel(struct net_device *netdev) 1215 { 1216 struct hnae3_handle *h = hns3_get_handle(netdev); 1217 1218 return h->msg_enable; 1219 } 1220 1221 static void hns3_set_msglevel(struct net_device *netdev, u32 msg_level) 1222 { 1223 struct hnae3_handle *h = hns3_get_handle(netdev); 1224 1225 h->msg_enable = msg_level; 1226 } 1227 1228 /* Translate local fec value into ethtool value. */ 1229 static unsigned int loc_to_eth_fec(u8 loc_fec) 1230 { 1231 u32 eth_fec = 0; 1232 1233 if (loc_fec & BIT(HNAE3_FEC_AUTO)) 1234 eth_fec |= ETHTOOL_FEC_AUTO; 1235 if (loc_fec & BIT(HNAE3_FEC_RS)) 1236 eth_fec |= ETHTOOL_FEC_RS; 1237 if (loc_fec & BIT(HNAE3_FEC_BASER)) 1238 eth_fec |= ETHTOOL_FEC_BASER; 1239 1240 /* if nothing is set, then FEC is off */ 1241 if (!eth_fec) 1242 eth_fec = ETHTOOL_FEC_OFF; 1243 1244 return eth_fec; 1245 } 1246 1247 /* Translate ethtool fec value into local value. */ 1248 static unsigned int eth_to_loc_fec(unsigned int eth_fec) 1249 { 1250 u32 loc_fec = 0; 1251 1252 if (eth_fec & ETHTOOL_FEC_OFF) 1253 return loc_fec; 1254 1255 if (eth_fec & ETHTOOL_FEC_AUTO) 1256 loc_fec |= BIT(HNAE3_FEC_AUTO); 1257 if (eth_fec & ETHTOOL_FEC_RS) 1258 loc_fec |= BIT(HNAE3_FEC_RS); 1259 if (eth_fec & ETHTOOL_FEC_BASER) 1260 loc_fec |= BIT(HNAE3_FEC_BASER); 1261 1262 return loc_fec; 1263 } 1264 1265 static int hns3_get_fecparam(struct net_device *netdev, 1266 struct ethtool_fecparam *fec) 1267 { 1268 struct hnae3_handle *handle = hns3_get_handle(netdev); 1269 const struct hnae3_ae_ops *ops = handle->ae_algo->ops; 1270 u8 fec_ability; 1271 u8 fec_mode; 1272 1273 if (handle->pdev->revision == 0x20) 1274 return -EOPNOTSUPP; 1275 1276 if (!ops->get_fec) 1277 return -EOPNOTSUPP; 1278 1279 ops->get_fec(handle, &fec_ability, &fec_mode); 1280 1281 fec->fec = loc_to_eth_fec(fec_ability); 1282 fec->active_fec = loc_to_eth_fec(fec_mode); 1283 1284 return 0; 1285 } 1286 1287 static int hns3_set_fecparam(struct net_device *netdev, 1288 struct ethtool_fecparam *fec) 1289 { 1290 struct hnae3_handle *handle = hns3_get_handle(netdev); 1291 const struct hnae3_ae_ops *ops = handle->ae_algo->ops; 1292 u32 fec_mode; 1293 1294 if (handle->pdev->revision == 0x20) 1295 return -EOPNOTSUPP; 1296 1297 if (!ops->set_fec) 1298 return -EOPNOTSUPP; 1299 fec_mode = eth_to_loc_fec(fec->fec); 1300 return ops->set_fec(handle, fec_mode); 1301 } 1302 1303 static const struct ethtool_ops hns3vf_ethtool_ops = { 1304 .get_drvinfo = hns3_get_drvinfo, 1305 .get_ringparam = hns3_get_ringparam, 1306 .set_ringparam = hns3_set_ringparam, 1307 .get_strings = hns3_get_strings, 1308 .get_ethtool_stats = hns3_get_stats, 1309 .get_sset_count = hns3_get_sset_count, 1310 .get_rxnfc = hns3_get_rxnfc, 1311 .set_rxnfc = hns3_set_rxnfc, 1312 .get_rxfh_key_size = hns3_get_rss_key_size, 1313 .get_rxfh_indir_size = hns3_get_rss_indir_size, 1314 .get_rxfh = hns3_get_rss, 1315 .set_rxfh = hns3_set_rss, 1316 .get_link_ksettings = hns3_get_link_ksettings, 1317 .get_channels = hns3_get_channels, 1318 .get_coalesce = hns3_get_coalesce, 1319 .set_coalesce = hns3_set_coalesce, 1320 .get_regs_len = hns3_get_regs_len, 1321 .get_regs = hns3_get_regs, 1322 .get_link = hns3_get_link, 1323 .get_msglevel = hns3_get_msglevel, 1324 .set_msglevel = hns3_set_msglevel, 1325 }; 1326 1327 static const struct ethtool_ops hns3_ethtool_ops = { 1328 .self_test = hns3_self_test, 1329 .get_drvinfo = hns3_get_drvinfo, 1330 .get_link = hns3_get_link, 1331 .get_ringparam = hns3_get_ringparam, 1332 .set_ringparam = hns3_set_ringparam, 1333 .get_pauseparam = hns3_get_pauseparam, 1334 .set_pauseparam = hns3_set_pauseparam, 1335 .get_strings = hns3_get_strings, 1336 .get_ethtool_stats = hns3_get_stats, 1337 .get_sset_count = hns3_get_sset_count, 1338 .get_rxnfc = hns3_get_rxnfc, 1339 .set_rxnfc = hns3_set_rxnfc, 1340 .get_rxfh_key_size = hns3_get_rss_key_size, 1341 .get_rxfh_indir_size = hns3_get_rss_indir_size, 1342 .get_rxfh = hns3_get_rss, 1343 .set_rxfh = hns3_set_rss, 1344 .get_link_ksettings = hns3_get_link_ksettings, 1345 .set_link_ksettings = hns3_set_link_ksettings, 1346 .nway_reset = hns3_nway_reset, 1347 .get_channels = hns3_get_channels, 1348 .set_channels = hns3_set_channels, 1349 .get_coalesce = hns3_get_coalesce, 1350 .set_coalesce = hns3_set_coalesce, 1351 .get_regs_len = hns3_get_regs_len, 1352 .get_regs = hns3_get_regs, 1353 .set_phys_id = hns3_set_phys_id, 1354 .get_msglevel = hns3_get_msglevel, 1355 .set_msglevel = hns3_set_msglevel, 1356 .get_fecparam = hns3_get_fecparam, 1357 .set_fecparam = hns3_set_fecparam, 1358 }; 1359 1360 void hns3_ethtool_set_ops(struct net_device *netdev) 1361 { 1362 struct hnae3_handle *h = hns3_get_handle(netdev); 1363 1364 if (h->flags & HNAE3_SUPPORT_VF) 1365 netdev->ethtool_ops = &hns3vf_ethtool_ops; 1366 else 1367 netdev->ethtool_ops = &hns3_ethtool_ops; 1368 } 1369