1 // SPDX-License-Identifier: GPL-2.0+ 2 // Copyright (c) 2016-2017 Hisilicon Limited. 3 4 #include <linux/etherdevice.h> 5 #include <linux/string.h> 6 #include <linux/phy.h> 7 #include <linux/sfp.h> 8 9 #include "hns3_enet.h" 10 #include "hns3_ethtool.h" 11 12 /* tqp related stats */ 13 #define HNS3_TQP_STAT(_string, _member) { \ 14 .stats_string = _string, \ 15 .stats_offset = offsetof(struct hns3_enet_ring, stats) +\ 16 offsetof(struct ring_stats, _member), \ 17 } 18 19 static const struct hns3_stats hns3_txq_stats[] = { 20 /* Tx per-queue statistics */ 21 HNS3_TQP_STAT("dropped", sw_err_cnt), 22 HNS3_TQP_STAT("seg_pkt_cnt", seg_pkt_cnt), 23 HNS3_TQP_STAT("packets", tx_pkts), 24 HNS3_TQP_STAT("bytes", tx_bytes), 25 HNS3_TQP_STAT("more", tx_more), 26 HNS3_TQP_STAT("wake", restart_queue), 27 HNS3_TQP_STAT("busy", tx_busy), 28 HNS3_TQP_STAT("copy", tx_copy), 29 HNS3_TQP_STAT("vlan_err", tx_vlan_err), 30 HNS3_TQP_STAT("l4_proto_err", tx_l4_proto_err), 31 HNS3_TQP_STAT("l2l3l4_err", tx_l2l3l4_err), 32 HNS3_TQP_STAT("tso_err", tx_tso_err), 33 HNS3_TQP_STAT("over_max_recursion", over_max_recursion), 34 HNS3_TQP_STAT("hw_limitation", hw_limitation), 35 HNS3_TQP_STAT("bounce", tx_bounce), 36 HNS3_TQP_STAT("spare_full", tx_spare_full), 37 HNS3_TQP_STAT("copy_bits_err", copy_bits_err), 38 HNS3_TQP_STAT("sgl", tx_sgl), 39 HNS3_TQP_STAT("skb2sgl_err", skb2sgl_err), 40 HNS3_TQP_STAT("map_sg_err", map_sg_err), 41 }; 42 43 #define HNS3_TXQ_STATS_COUNT ARRAY_SIZE(hns3_txq_stats) 44 45 static const struct hns3_stats hns3_rxq_stats[] = { 46 /* Rx per-queue statistics */ 47 HNS3_TQP_STAT("dropped", sw_err_cnt), 48 HNS3_TQP_STAT("seg_pkt_cnt", seg_pkt_cnt), 49 HNS3_TQP_STAT("packets", rx_pkts), 50 HNS3_TQP_STAT("bytes", rx_bytes), 51 HNS3_TQP_STAT("errors", rx_err_cnt), 52 HNS3_TQP_STAT("reuse_pg_cnt", reuse_pg_cnt), 53 HNS3_TQP_STAT("err_pkt_len", err_pkt_len), 54 HNS3_TQP_STAT("err_bd_num", err_bd_num), 55 HNS3_TQP_STAT("l2_err", l2_err), 56 HNS3_TQP_STAT("l3l4_csum_err", l3l4_csum_err), 57 HNS3_TQP_STAT("csum_complete", csum_complete), 58 HNS3_TQP_STAT("multicast", rx_multicast), 59 HNS3_TQP_STAT("non_reuse_pg", non_reuse_pg), 60 HNS3_TQP_STAT("frag_alloc_err", frag_alloc_err), 61 HNS3_TQP_STAT("frag_alloc", frag_alloc), 62 }; 63 64 #define HNS3_PRIV_FLAGS_LEN ARRAY_SIZE(hns3_priv_flags) 65 66 #define HNS3_RXQ_STATS_COUNT ARRAY_SIZE(hns3_rxq_stats) 67 68 #define HNS3_TQP_STATS_COUNT (HNS3_TXQ_STATS_COUNT + HNS3_RXQ_STATS_COUNT) 69 70 #define HNS3_SELF_TEST_TYPE_NUM 4 71 #define HNS3_NIC_LB_TEST_PKT_NUM 1 72 #define HNS3_NIC_LB_TEST_RING_ID 0 73 #define HNS3_NIC_LB_TEST_PACKET_SIZE 128 74 #define HNS3_NIC_LB_SETUP_USEC 10000 75 76 /* Nic loopback test err */ 77 #define HNS3_NIC_LB_TEST_NO_MEM_ERR 1 78 #define HNS3_NIC_LB_TEST_TX_CNT_ERR 2 79 #define HNS3_NIC_LB_TEST_RX_CNT_ERR 3 80 81 static int hns3_lp_setup(struct net_device *ndev, enum hnae3_loop loop, bool en) 82 { 83 struct hnae3_handle *h = hns3_get_handle(ndev); 84 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); 85 int ret; 86 87 if (!h->ae_algo->ops->set_loopback || 88 !h->ae_algo->ops->set_promisc_mode) 89 return -EOPNOTSUPP; 90 91 switch (loop) { 92 case HNAE3_LOOP_SERIAL_SERDES: 93 case HNAE3_LOOP_PARALLEL_SERDES: 94 case HNAE3_LOOP_APP: 95 case HNAE3_LOOP_PHY: 96 ret = h->ae_algo->ops->set_loopback(h, loop, en); 97 break; 98 default: 99 ret = -ENOTSUPP; 100 break; 101 } 102 103 if (ret || ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V2) 104 return ret; 105 106 if (en) 107 h->ae_algo->ops->set_promisc_mode(h, true, true); 108 else 109 /* recover promisc mode before loopback test */ 110 hns3_request_update_promisc_mode(h); 111 112 return ret; 113 } 114 115 static int hns3_lp_up(struct net_device *ndev, enum hnae3_loop loop_mode) 116 { 117 struct hnae3_handle *h = hns3_get_handle(ndev); 118 int ret; 119 120 ret = hns3_nic_reset_all_ring(h); 121 if (ret) 122 return ret; 123 124 ret = hns3_lp_setup(ndev, loop_mode, true); 125 usleep_range(HNS3_NIC_LB_SETUP_USEC, HNS3_NIC_LB_SETUP_USEC * 2); 126 127 return ret; 128 } 129 130 static int hns3_lp_down(struct net_device *ndev, enum hnae3_loop loop_mode) 131 { 132 int ret; 133 134 ret = hns3_lp_setup(ndev, loop_mode, false); 135 if (ret) { 136 netdev_err(ndev, "lb_setup return error: %d\n", ret); 137 return ret; 138 } 139 140 usleep_range(HNS3_NIC_LB_SETUP_USEC, HNS3_NIC_LB_SETUP_USEC * 2); 141 142 return 0; 143 } 144 145 static void hns3_lp_setup_skb(struct sk_buff *skb) 146 { 147 #define HNS3_NIC_LB_DST_MAC_ADDR 0x1f 148 149 struct net_device *ndev = skb->dev; 150 struct hnae3_handle *handle; 151 struct hnae3_ae_dev *ae_dev; 152 unsigned char *packet; 153 struct ethhdr *ethh; 154 unsigned int i; 155 156 skb_reserve(skb, NET_IP_ALIGN); 157 ethh = skb_put(skb, sizeof(struct ethhdr)); 158 packet = skb_put(skb, HNS3_NIC_LB_TEST_PACKET_SIZE); 159 160 memcpy(ethh->h_dest, ndev->dev_addr, ETH_ALEN); 161 162 /* The dst mac addr of loopback packet is the same as the host' 163 * mac addr, the SSU component may loop back the packet to host 164 * before the packet reaches mac or serdes, which will defect 165 * the purpose of mac or serdes selftest. 166 */ 167 handle = hns3_get_handle(ndev); 168 ae_dev = pci_get_drvdata(handle->pdev); 169 if (ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2) 170 ethh->h_dest[5] += HNS3_NIC_LB_DST_MAC_ADDR; 171 eth_zero_addr(ethh->h_source); 172 ethh->h_proto = htons(ETH_P_ARP); 173 skb_reset_mac_header(skb); 174 175 for (i = 0; i < HNS3_NIC_LB_TEST_PACKET_SIZE; i++) 176 packet[i] = (unsigned char)(i & 0xff); 177 } 178 179 static void hns3_lb_check_skb_data(struct hns3_enet_ring *ring, 180 struct sk_buff *skb) 181 { 182 struct hns3_enet_tqp_vector *tqp_vector = ring->tqp_vector; 183 unsigned char *packet = skb->data; 184 u32 len = skb_headlen(skb); 185 u32 i; 186 187 len = min_t(u32, len, HNS3_NIC_LB_TEST_PACKET_SIZE); 188 189 for (i = 0; i < len; i++) 190 if (packet[i] != (unsigned char)(i & 0xff)) 191 break; 192 193 /* The packet is correctly received */ 194 if (i == HNS3_NIC_LB_TEST_PACKET_SIZE) 195 tqp_vector->rx_group.total_packets++; 196 else 197 print_hex_dump(KERN_ERR, "selftest:", DUMP_PREFIX_OFFSET, 16, 1, 198 skb->data, len, true); 199 200 dev_kfree_skb_any(skb); 201 } 202 203 static u32 hns3_lb_check_rx_ring(struct hns3_nic_priv *priv, u32 budget) 204 { 205 struct hnae3_handle *h = priv->ae_handle; 206 struct hnae3_knic_private_info *kinfo; 207 u32 i, rcv_good_pkt_total = 0; 208 209 kinfo = &h->kinfo; 210 for (i = kinfo->num_tqps; i < kinfo->num_tqps * 2; i++) { 211 struct hns3_enet_ring *ring = &priv->ring[i]; 212 struct hns3_enet_ring_group *rx_group; 213 u64 pre_rx_pkt; 214 215 rx_group = &ring->tqp_vector->rx_group; 216 pre_rx_pkt = rx_group->total_packets; 217 218 preempt_disable(); 219 hns3_clean_rx_ring(ring, budget, hns3_lb_check_skb_data); 220 preempt_enable(); 221 222 rcv_good_pkt_total += (rx_group->total_packets - pre_rx_pkt); 223 rx_group->total_packets = pre_rx_pkt; 224 } 225 return rcv_good_pkt_total; 226 } 227 228 static void hns3_lb_clear_tx_ring(struct hns3_nic_priv *priv, u32 start_ringid, 229 u32 end_ringid, u32 budget) 230 { 231 u32 i; 232 233 for (i = start_ringid; i <= end_ringid; i++) { 234 struct hns3_enet_ring *ring = &priv->ring[i]; 235 236 hns3_clean_tx_ring(ring, 0); 237 } 238 } 239 240 /** 241 * hns3_lp_run_test - run loopback test 242 * @ndev: net device 243 * @mode: loopback type 244 */ 245 static int hns3_lp_run_test(struct net_device *ndev, enum hnae3_loop mode) 246 { 247 struct hns3_nic_priv *priv = netdev_priv(ndev); 248 struct sk_buff *skb; 249 u32 i, good_cnt; 250 int ret_val = 0; 251 252 skb = alloc_skb(HNS3_NIC_LB_TEST_PACKET_SIZE + ETH_HLEN + NET_IP_ALIGN, 253 GFP_KERNEL); 254 if (!skb) 255 return HNS3_NIC_LB_TEST_NO_MEM_ERR; 256 257 skb->dev = ndev; 258 hns3_lp_setup_skb(skb); 259 skb->queue_mapping = HNS3_NIC_LB_TEST_RING_ID; 260 261 good_cnt = 0; 262 for (i = 0; i < HNS3_NIC_LB_TEST_PKT_NUM; i++) { 263 netdev_tx_t tx_ret; 264 265 skb_get(skb); 266 tx_ret = hns3_nic_net_xmit(skb, ndev); 267 if (tx_ret == NETDEV_TX_OK) { 268 good_cnt++; 269 } else { 270 kfree_skb(skb); 271 netdev_err(ndev, "hns3_lb_run_test xmit failed: %d\n", 272 tx_ret); 273 } 274 } 275 if (good_cnt != HNS3_NIC_LB_TEST_PKT_NUM) { 276 ret_val = HNS3_NIC_LB_TEST_TX_CNT_ERR; 277 netdev_err(ndev, "mode %d sent fail, cnt=0x%x, budget=0x%x\n", 278 mode, good_cnt, HNS3_NIC_LB_TEST_PKT_NUM); 279 goto out; 280 } 281 282 /* Allow 200 milliseconds for packets to go from Tx to Rx */ 283 msleep(200); 284 285 good_cnt = hns3_lb_check_rx_ring(priv, HNS3_NIC_LB_TEST_PKT_NUM); 286 if (good_cnt != HNS3_NIC_LB_TEST_PKT_NUM) { 287 ret_val = HNS3_NIC_LB_TEST_RX_CNT_ERR; 288 netdev_err(ndev, "mode %d recv fail, cnt=0x%x, budget=0x%x\n", 289 mode, good_cnt, HNS3_NIC_LB_TEST_PKT_NUM); 290 } 291 292 out: 293 hns3_lb_clear_tx_ring(priv, HNS3_NIC_LB_TEST_RING_ID, 294 HNS3_NIC_LB_TEST_RING_ID, 295 HNS3_NIC_LB_TEST_PKT_NUM); 296 297 kfree_skb(skb); 298 return ret_val; 299 } 300 301 static void hns3_set_selftest_param(struct hnae3_handle *h, int (*st_param)[2]) 302 { 303 st_param[HNAE3_LOOP_APP][0] = HNAE3_LOOP_APP; 304 st_param[HNAE3_LOOP_APP][1] = 305 h->flags & HNAE3_SUPPORT_APP_LOOPBACK; 306 307 st_param[HNAE3_LOOP_SERIAL_SERDES][0] = HNAE3_LOOP_SERIAL_SERDES; 308 st_param[HNAE3_LOOP_SERIAL_SERDES][1] = 309 h->flags & HNAE3_SUPPORT_SERDES_SERIAL_LOOPBACK; 310 311 st_param[HNAE3_LOOP_PARALLEL_SERDES][0] = 312 HNAE3_LOOP_PARALLEL_SERDES; 313 st_param[HNAE3_LOOP_PARALLEL_SERDES][1] = 314 h->flags & HNAE3_SUPPORT_SERDES_PARALLEL_LOOPBACK; 315 316 st_param[HNAE3_LOOP_PHY][0] = HNAE3_LOOP_PHY; 317 st_param[HNAE3_LOOP_PHY][1] = 318 h->flags & HNAE3_SUPPORT_PHY_LOOPBACK; 319 } 320 321 static void hns3_selftest_prepare(struct net_device *ndev, 322 bool if_running, int (*st_param)[2]) 323 { 324 struct hns3_nic_priv *priv = netdev_priv(ndev); 325 struct hnae3_handle *h = priv->ae_handle; 326 327 if (netif_msg_ifdown(h)) 328 netdev_info(ndev, "self test start\n"); 329 330 hns3_set_selftest_param(h, st_param); 331 332 if (if_running) 333 ndev->netdev_ops->ndo_stop(ndev); 334 335 #if IS_ENABLED(CONFIG_VLAN_8021Q) 336 /* Disable the vlan filter for selftest does not support it */ 337 if (h->ae_algo->ops->enable_vlan_filter && 338 ndev->features & NETIF_F_HW_VLAN_CTAG_FILTER) 339 h->ae_algo->ops->enable_vlan_filter(h, false); 340 #endif 341 342 /* Tell firmware to stop mac autoneg before loopback test start, 343 * otherwise loopback test may be failed when the port is still 344 * negotiating. 345 */ 346 if (h->ae_algo->ops->halt_autoneg) 347 h->ae_algo->ops->halt_autoneg(h, true); 348 349 set_bit(HNS3_NIC_STATE_TESTING, &priv->state); 350 } 351 352 static void hns3_selftest_restore(struct net_device *ndev, bool if_running) 353 { 354 struct hns3_nic_priv *priv = netdev_priv(ndev); 355 struct hnae3_handle *h = priv->ae_handle; 356 357 clear_bit(HNS3_NIC_STATE_TESTING, &priv->state); 358 359 if (h->ae_algo->ops->halt_autoneg) 360 h->ae_algo->ops->halt_autoneg(h, false); 361 362 #if IS_ENABLED(CONFIG_VLAN_8021Q) 363 if (h->ae_algo->ops->enable_vlan_filter && 364 ndev->features & NETIF_F_HW_VLAN_CTAG_FILTER) 365 h->ae_algo->ops->enable_vlan_filter(h, true); 366 #endif 367 368 if (if_running) 369 ndev->netdev_ops->ndo_open(ndev); 370 371 if (netif_msg_ifdown(h)) 372 netdev_info(ndev, "self test end\n"); 373 } 374 375 static void hns3_do_selftest(struct net_device *ndev, int (*st_param)[2], 376 struct ethtool_test *eth_test, u64 *data) 377 { 378 int test_index = 0; 379 u32 i; 380 381 for (i = 0; i < HNS3_SELF_TEST_TYPE_NUM; i++) { 382 enum hnae3_loop loop_type = (enum hnae3_loop)st_param[i][0]; 383 384 if (!st_param[i][1]) 385 continue; 386 387 data[test_index] = hns3_lp_up(ndev, loop_type); 388 if (!data[test_index]) 389 data[test_index] = hns3_lp_run_test(ndev, loop_type); 390 391 hns3_lp_down(ndev, loop_type); 392 393 if (data[test_index]) 394 eth_test->flags |= ETH_TEST_FL_FAILED; 395 396 test_index++; 397 } 398 } 399 400 /** 401 * hns3_nic_self_test - self test 402 * @ndev: net device 403 * @eth_test: test cmd 404 * @data: test result 405 */ 406 static void hns3_self_test(struct net_device *ndev, 407 struct ethtool_test *eth_test, u64 *data) 408 { 409 int st_param[HNS3_SELF_TEST_TYPE_NUM][2]; 410 bool if_running = netif_running(ndev); 411 412 if (hns3_nic_resetting(ndev)) { 413 netdev_err(ndev, "dev resetting!"); 414 return; 415 } 416 417 /* Only do offline selftest, or pass by default */ 418 if (eth_test->flags != ETH_TEST_FL_OFFLINE) 419 return; 420 421 hns3_selftest_prepare(ndev, if_running, st_param); 422 hns3_do_selftest(ndev, st_param, eth_test, data); 423 hns3_selftest_restore(ndev, if_running); 424 } 425 426 static void hns3_update_limit_promisc_mode(struct net_device *netdev, 427 bool enable) 428 { 429 struct hnae3_handle *handle = hns3_get_handle(netdev); 430 431 if (enable) 432 set_bit(HNAE3_PFLAG_LIMIT_PROMISC, &handle->priv_flags); 433 else 434 clear_bit(HNAE3_PFLAG_LIMIT_PROMISC, &handle->priv_flags); 435 436 hns3_request_update_promisc_mode(handle); 437 } 438 439 static const struct hns3_pflag_desc hns3_priv_flags[HNAE3_PFLAG_MAX] = { 440 { "limit_promisc", hns3_update_limit_promisc_mode } 441 }; 442 443 static int hns3_get_sset_count(struct net_device *netdev, int stringset) 444 { 445 struct hnae3_handle *h = hns3_get_handle(netdev); 446 const struct hnae3_ae_ops *ops = h->ae_algo->ops; 447 448 if (!ops->get_sset_count) 449 return -EOPNOTSUPP; 450 451 switch (stringset) { 452 case ETH_SS_STATS: 453 return ((HNS3_TQP_STATS_COUNT * h->kinfo.num_tqps) + 454 ops->get_sset_count(h, stringset)); 455 456 case ETH_SS_TEST: 457 return ops->get_sset_count(h, stringset); 458 459 case ETH_SS_PRIV_FLAGS: 460 return HNAE3_PFLAG_MAX; 461 462 default: 463 return -EOPNOTSUPP; 464 } 465 } 466 467 static void *hns3_update_strings(u8 *data, const struct hns3_stats *stats, 468 u32 stat_count, u32 num_tqps, const char *prefix) 469 { 470 #define MAX_PREFIX_SIZE (6 + 4) 471 u32 size_left; 472 u32 i, j; 473 u32 n1; 474 475 for (i = 0; i < num_tqps; i++) { 476 for (j = 0; j < stat_count; j++) { 477 data[ETH_GSTRING_LEN - 1] = '\0'; 478 479 /* first, prepend the prefix string */ 480 n1 = scnprintf(data, MAX_PREFIX_SIZE, "%s%u_", 481 prefix, i); 482 size_left = (ETH_GSTRING_LEN - 1) - n1; 483 484 /* now, concatenate the stats string to it */ 485 strncat(data, stats[j].stats_string, size_left); 486 data += ETH_GSTRING_LEN; 487 } 488 } 489 490 return data; 491 } 492 493 static u8 *hns3_get_strings_tqps(struct hnae3_handle *handle, u8 *data) 494 { 495 struct hnae3_knic_private_info *kinfo = &handle->kinfo; 496 const char tx_prefix[] = "txq"; 497 const char rx_prefix[] = "rxq"; 498 499 /* get strings for Tx */ 500 data = hns3_update_strings(data, hns3_txq_stats, HNS3_TXQ_STATS_COUNT, 501 kinfo->num_tqps, tx_prefix); 502 503 /* get strings for Rx */ 504 data = hns3_update_strings(data, hns3_rxq_stats, HNS3_RXQ_STATS_COUNT, 505 kinfo->num_tqps, rx_prefix); 506 507 return data; 508 } 509 510 static void hns3_get_strings(struct net_device *netdev, u32 stringset, u8 *data) 511 { 512 struct hnae3_handle *h = hns3_get_handle(netdev); 513 const struct hnae3_ae_ops *ops = h->ae_algo->ops; 514 char *buff = (char *)data; 515 int i; 516 517 if (!ops->get_strings) 518 return; 519 520 switch (stringset) { 521 case ETH_SS_STATS: 522 buff = hns3_get_strings_tqps(h, buff); 523 ops->get_strings(h, stringset, (u8 *)buff); 524 break; 525 case ETH_SS_TEST: 526 ops->get_strings(h, stringset, data); 527 break; 528 case ETH_SS_PRIV_FLAGS: 529 for (i = 0; i < HNS3_PRIV_FLAGS_LEN; i++) { 530 snprintf(buff, ETH_GSTRING_LEN, "%s", 531 hns3_priv_flags[i].name); 532 buff += ETH_GSTRING_LEN; 533 } 534 break; 535 default: 536 break; 537 } 538 } 539 540 static u64 *hns3_get_stats_tqps(struct hnae3_handle *handle, u64 *data) 541 { 542 struct hns3_nic_priv *nic_priv = (struct hns3_nic_priv *)handle->priv; 543 struct hnae3_knic_private_info *kinfo = &handle->kinfo; 544 struct hns3_enet_ring *ring; 545 u8 *stat; 546 int i, j; 547 548 /* get stats for Tx */ 549 for (i = 0; i < kinfo->num_tqps; i++) { 550 ring = &nic_priv->ring[i]; 551 for (j = 0; j < HNS3_TXQ_STATS_COUNT; j++) { 552 stat = (u8 *)ring + hns3_txq_stats[j].stats_offset; 553 *data++ = *(u64 *)stat; 554 } 555 } 556 557 /* get stats for Rx */ 558 for (i = 0; i < kinfo->num_tqps; i++) { 559 ring = &nic_priv->ring[i + kinfo->num_tqps]; 560 for (j = 0; j < HNS3_RXQ_STATS_COUNT; j++) { 561 stat = (u8 *)ring + hns3_rxq_stats[j].stats_offset; 562 *data++ = *(u64 *)stat; 563 } 564 } 565 566 return data; 567 } 568 569 /* hns3_get_stats - get detail statistics. 570 * @netdev: net device 571 * @stats: statistics info. 572 * @data: statistics data. 573 */ 574 static void hns3_get_stats(struct net_device *netdev, 575 struct ethtool_stats *stats, u64 *data) 576 { 577 struct hnae3_handle *h = hns3_get_handle(netdev); 578 u64 *p = data; 579 580 if (hns3_nic_resetting(netdev)) { 581 netdev_err(netdev, "dev resetting, could not get stats\n"); 582 return; 583 } 584 585 if (!h->ae_algo->ops->get_stats || !h->ae_algo->ops->update_stats) { 586 netdev_err(netdev, "could not get any statistics\n"); 587 return; 588 } 589 590 h->ae_algo->ops->update_stats(h, &netdev->stats); 591 592 /* get per-queue stats */ 593 p = hns3_get_stats_tqps(h, p); 594 595 /* get MAC & other misc hardware stats */ 596 h->ae_algo->ops->get_stats(h, p); 597 } 598 599 static void hns3_get_drvinfo(struct net_device *netdev, 600 struct ethtool_drvinfo *drvinfo) 601 { 602 struct hns3_nic_priv *priv = netdev_priv(netdev); 603 struct hnae3_handle *h = priv->ae_handle; 604 u32 fw_version; 605 606 if (!h->ae_algo->ops->get_fw_version) { 607 netdev_err(netdev, "could not get fw version!\n"); 608 return; 609 } 610 611 strncpy(drvinfo->driver, h->pdev->driver->name, 612 sizeof(drvinfo->driver)); 613 drvinfo->driver[sizeof(drvinfo->driver) - 1] = '\0'; 614 615 strncpy(drvinfo->bus_info, pci_name(h->pdev), 616 sizeof(drvinfo->bus_info)); 617 drvinfo->bus_info[ETHTOOL_BUSINFO_LEN - 1] = '\0'; 618 619 fw_version = priv->ae_handle->ae_algo->ops->get_fw_version(h); 620 621 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), 622 "%lu.%lu.%lu.%lu", 623 hnae3_get_field(fw_version, HNAE3_FW_VERSION_BYTE3_MASK, 624 HNAE3_FW_VERSION_BYTE3_SHIFT), 625 hnae3_get_field(fw_version, HNAE3_FW_VERSION_BYTE2_MASK, 626 HNAE3_FW_VERSION_BYTE2_SHIFT), 627 hnae3_get_field(fw_version, HNAE3_FW_VERSION_BYTE1_MASK, 628 HNAE3_FW_VERSION_BYTE1_SHIFT), 629 hnae3_get_field(fw_version, HNAE3_FW_VERSION_BYTE0_MASK, 630 HNAE3_FW_VERSION_BYTE0_SHIFT)); 631 } 632 633 static u32 hns3_get_link(struct net_device *netdev) 634 { 635 struct hnae3_handle *h = hns3_get_handle(netdev); 636 637 if (h->ae_algo->ops->get_status) 638 return h->ae_algo->ops->get_status(h); 639 else 640 return 0; 641 } 642 643 static void hns3_get_ringparam(struct net_device *netdev, 644 struct ethtool_ringparam *param) 645 { 646 struct hns3_nic_priv *priv = netdev_priv(netdev); 647 struct hnae3_handle *h = priv->ae_handle; 648 int queue_num = h->kinfo.num_tqps; 649 650 if (hns3_nic_resetting(netdev)) { 651 netdev_err(netdev, "dev resetting!"); 652 return; 653 } 654 655 param->tx_max_pending = HNS3_RING_MAX_PENDING; 656 param->rx_max_pending = HNS3_RING_MAX_PENDING; 657 658 param->tx_pending = priv->ring[0].desc_num; 659 param->rx_pending = priv->ring[queue_num].desc_num; 660 } 661 662 static void hns3_get_pauseparam(struct net_device *netdev, 663 struct ethtool_pauseparam *param) 664 { 665 struct hnae3_handle *h = hns3_get_handle(netdev); 666 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); 667 668 if (!test_bit(HNAE3_DEV_SUPPORT_PAUSE_B, ae_dev->caps)) 669 return; 670 671 if (h->ae_algo->ops->get_pauseparam) 672 h->ae_algo->ops->get_pauseparam(h, ¶m->autoneg, 673 ¶m->rx_pause, ¶m->tx_pause); 674 } 675 676 static int hns3_set_pauseparam(struct net_device *netdev, 677 struct ethtool_pauseparam *param) 678 { 679 struct hnae3_handle *h = hns3_get_handle(netdev); 680 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); 681 682 if (!test_bit(HNAE3_DEV_SUPPORT_PAUSE_B, ae_dev->caps)) 683 return -EOPNOTSUPP; 684 685 netif_dbg(h, drv, netdev, 686 "set pauseparam: autoneg=%u, rx:%u, tx:%u\n", 687 param->autoneg, param->rx_pause, param->tx_pause); 688 689 if (h->ae_algo->ops->set_pauseparam) 690 return h->ae_algo->ops->set_pauseparam(h, param->autoneg, 691 param->rx_pause, 692 param->tx_pause); 693 return -EOPNOTSUPP; 694 } 695 696 static void hns3_get_ksettings(struct hnae3_handle *h, 697 struct ethtool_link_ksettings *cmd) 698 { 699 const struct hnae3_ae_ops *ops = h->ae_algo->ops; 700 701 /* 1.auto_neg & speed & duplex from cmd */ 702 if (ops->get_ksettings_an_result) 703 ops->get_ksettings_an_result(h, 704 &cmd->base.autoneg, 705 &cmd->base.speed, 706 &cmd->base.duplex); 707 708 /* 2.get link mode */ 709 if (ops->get_link_mode) 710 ops->get_link_mode(h, 711 cmd->link_modes.supported, 712 cmd->link_modes.advertising); 713 714 /* 3.mdix_ctrl&mdix get from phy reg */ 715 if (ops->get_mdix_mode) 716 ops->get_mdix_mode(h, &cmd->base.eth_tp_mdix_ctrl, 717 &cmd->base.eth_tp_mdix); 718 } 719 720 static int hns3_get_link_ksettings(struct net_device *netdev, 721 struct ethtool_link_ksettings *cmd) 722 { 723 struct hnae3_handle *h = hns3_get_handle(netdev); 724 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); 725 const struct hnae3_ae_ops *ops; 726 u8 module_type; 727 u8 media_type; 728 u8 link_stat; 729 730 ops = h->ae_algo->ops; 731 if (ops->get_media_type) 732 ops->get_media_type(h, &media_type, &module_type); 733 else 734 return -EOPNOTSUPP; 735 736 switch (media_type) { 737 case HNAE3_MEDIA_TYPE_NONE: 738 cmd->base.port = PORT_NONE; 739 hns3_get_ksettings(h, cmd); 740 break; 741 case HNAE3_MEDIA_TYPE_FIBER: 742 if (module_type == HNAE3_MODULE_TYPE_CR) 743 cmd->base.port = PORT_DA; 744 else 745 cmd->base.port = PORT_FIBRE; 746 747 hns3_get_ksettings(h, cmd); 748 break; 749 case HNAE3_MEDIA_TYPE_BACKPLANE: 750 cmd->base.port = PORT_NONE; 751 hns3_get_ksettings(h, cmd); 752 break; 753 case HNAE3_MEDIA_TYPE_COPPER: 754 cmd->base.port = PORT_TP; 755 if (test_bit(HNAE3_DEV_SUPPORT_PHY_IMP_B, ae_dev->caps) && 756 ops->get_phy_link_ksettings) 757 ops->get_phy_link_ksettings(h, cmd); 758 else if (!netdev->phydev) 759 hns3_get_ksettings(h, cmd); 760 else 761 phy_ethtool_ksettings_get(netdev->phydev, cmd); 762 break; 763 default: 764 765 netdev_warn(netdev, "Unknown media type"); 766 return 0; 767 } 768 769 /* mdio_support */ 770 cmd->base.mdio_support = ETH_MDIO_SUPPORTS_C22; 771 772 link_stat = hns3_get_link(netdev); 773 if (!link_stat) { 774 cmd->base.speed = SPEED_UNKNOWN; 775 cmd->base.duplex = DUPLEX_UNKNOWN; 776 } 777 778 return 0; 779 } 780 781 static int hns3_check_ksettings_param(const struct net_device *netdev, 782 const struct ethtool_link_ksettings *cmd) 783 { 784 struct hnae3_handle *handle = hns3_get_handle(netdev); 785 const struct hnae3_ae_ops *ops = handle->ae_algo->ops; 786 u8 module_type = HNAE3_MODULE_TYPE_UNKNOWN; 787 u8 media_type = HNAE3_MEDIA_TYPE_UNKNOWN; 788 u8 autoneg; 789 u32 speed; 790 u8 duplex; 791 int ret; 792 793 /* hw doesn't support use specified speed and duplex to negotiate, 794 * unnecessary to check them when autoneg on. 795 */ 796 if (cmd->base.autoneg) 797 return 0; 798 799 if (ops->get_ksettings_an_result) { 800 ops->get_ksettings_an_result(handle, &autoneg, &speed, &duplex); 801 if (cmd->base.autoneg == autoneg && cmd->base.speed == speed && 802 cmd->base.duplex == duplex) 803 return 0; 804 } 805 806 if (ops->get_media_type) 807 ops->get_media_type(handle, &media_type, &module_type); 808 809 if (cmd->base.duplex == DUPLEX_HALF && 810 media_type != HNAE3_MEDIA_TYPE_COPPER) { 811 netdev_err(netdev, 812 "only copper port supports half duplex!"); 813 return -EINVAL; 814 } 815 816 if (ops->check_port_speed) { 817 ret = ops->check_port_speed(handle, cmd->base.speed); 818 if (ret) { 819 netdev_err(netdev, "unsupported speed\n"); 820 return ret; 821 } 822 } 823 824 return 0; 825 } 826 827 static int hns3_set_link_ksettings(struct net_device *netdev, 828 const struct ethtool_link_ksettings *cmd) 829 { 830 struct hnae3_handle *handle = hns3_get_handle(netdev); 831 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev); 832 const struct hnae3_ae_ops *ops = handle->ae_algo->ops; 833 int ret; 834 835 /* Chip don't support this mode. */ 836 if (cmd->base.speed == SPEED_1000 && cmd->base.duplex == DUPLEX_HALF) 837 return -EINVAL; 838 839 netif_dbg(handle, drv, netdev, 840 "set link(%s): autoneg=%u, speed=%u, duplex=%u\n", 841 netdev->phydev ? "phy" : "mac", 842 cmd->base.autoneg, cmd->base.speed, cmd->base.duplex); 843 844 /* Only support ksettings_set for netdev with phy attached for now */ 845 if (netdev->phydev) { 846 if (cmd->base.speed == SPEED_1000 && 847 cmd->base.autoneg == AUTONEG_DISABLE) 848 return -EINVAL; 849 850 return phy_ethtool_ksettings_set(netdev->phydev, cmd); 851 } else if (test_bit(HNAE3_DEV_SUPPORT_PHY_IMP_B, ae_dev->caps) && 852 ops->set_phy_link_ksettings) { 853 return ops->set_phy_link_ksettings(handle, cmd); 854 } 855 856 if (ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2) 857 return -EOPNOTSUPP; 858 859 ret = hns3_check_ksettings_param(netdev, cmd); 860 if (ret) 861 return ret; 862 863 if (ops->set_autoneg) { 864 ret = ops->set_autoneg(handle, cmd->base.autoneg); 865 if (ret) 866 return ret; 867 } 868 869 /* hw doesn't support use specified speed and duplex to negotiate, 870 * ignore them when autoneg on. 871 */ 872 if (cmd->base.autoneg) { 873 netdev_info(netdev, 874 "autoneg is on, ignore the speed and duplex\n"); 875 return 0; 876 } 877 878 if (ops->cfg_mac_speed_dup_h) 879 ret = ops->cfg_mac_speed_dup_h(handle, cmd->base.speed, 880 cmd->base.duplex); 881 882 return ret; 883 } 884 885 static u32 hns3_get_rss_key_size(struct net_device *netdev) 886 { 887 struct hnae3_handle *h = hns3_get_handle(netdev); 888 889 if (!h->ae_algo->ops->get_rss_key_size) 890 return 0; 891 892 return h->ae_algo->ops->get_rss_key_size(h); 893 } 894 895 static u32 hns3_get_rss_indir_size(struct net_device *netdev) 896 { 897 struct hnae3_handle *h = hns3_get_handle(netdev); 898 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); 899 900 return ae_dev->dev_specs.rss_ind_tbl_size; 901 } 902 903 static int hns3_get_rss(struct net_device *netdev, u32 *indir, u8 *key, 904 u8 *hfunc) 905 { 906 struct hnae3_handle *h = hns3_get_handle(netdev); 907 908 if (!h->ae_algo->ops->get_rss) 909 return -EOPNOTSUPP; 910 911 return h->ae_algo->ops->get_rss(h, indir, key, hfunc); 912 } 913 914 static int hns3_set_rss(struct net_device *netdev, const u32 *indir, 915 const u8 *key, const u8 hfunc) 916 { 917 struct hnae3_handle *h = hns3_get_handle(netdev); 918 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); 919 920 if (!h->ae_algo->ops->set_rss) 921 return -EOPNOTSUPP; 922 923 if ((ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2 && 924 hfunc != ETH_RSS_HASH_TOP) || (hfunc != ETH_RSS_HASH_NO_CHANGE && 925 hfunc != ETH_RSS_HASH_TOP && hfunc != ETH_RSS_HASH_XOR)) { 926 netdev_err(netdev, "hash func not supported\n"); 927 return -EOPNOTSUPP; 928 } 929 930 if (!indir) { 931 netdev_err(netdev, 932 "set rss failed for indir is empty\n"); 933 return -EOPNOTSUPP; 934 } 935 936 return h->ae_algo->ops->set_rss(h, indir, key, hfunc); 937 } 938 939 static int hns3_get_rxnfc(struct net_device *netdev, 940 struct ethtool_rxnfc *cmd, 941 u32 *rule_locs) 942 { 943 struct hnae3_handle *h = hns3_get_handle(netdev); 944 945 switch (cmd->cmd) { 946 case ETHTOOL_GRXRINGS: 947 cmd->data = h->kinfo.num_tqps; 948 return 0; 949 case ETHTOOL_GRXFH: 950 if (h->ae_algo->ops->get_rss_tuple) 951 return h->ae_algo->ops->get_rss_tuple(h, cmd); 952 return -EOPNOTSUPP; 953 case ETHTOOL_GRXCLSRLCNT: 954 if (h->ae_algo->ops->get_fd_rule_cnt) 955 return h->ae_algo->ops->get_fd_rule_cnt(h, cmd); 956 return -EOPNOTSUPP; 957 case ETHTOOL_GRXCLSRULE: 958 if (h->ae_algo->ops->get_fd_rule_info) 959 return h->ae_algo->ops->get_fd_rule_info(h, cmd); 960 return -EOPNOTSUPP; 961 case ETHTOOL_GRXCLSRLALL: 962 if (h->ae_algo->ops->get_fd_all_rules) 963 return h->ae_algo->ops->get_fd_all_rules(h, cmd, 964 rule_locs); 965 return -EOPNOTSUPP; 966 default: 967 return -EOPNOTSUPP; 968 } 969 } 970 971 static const struct hns3_reset_type_map hns3_reset_type[] = { 972 {ETH_RESET_MGMT, HNAE3_IMP_RESET}, 973 {ETH_RESET_ALL, HNAE3_GLOBAL_RESET}, 974 {ETH_RESET_DEDICATED, HNAE3_FUNC_RESET}, 975 }; 976 977 static const struct hns3_reset_type_map hns3vf_reset_type[] = { 978 {ETH_RESET_DEDICATED, HNAE3_VF_FUNC_RESET}, 979 }; 980 981 static int hns3_set_reset(struct net_device *netdev, u32 *flags) 982 { 983 enum hnae3_reset_type rst_type = HNAE3_NONE_RESET; 984 struct hnae3_handle *h = hns3_get_handle(netdev); 985 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(h->pdev); 986 const struct hnae3_ae_ops *ops = h->ae_algo->ops; 987 const struct hns3_reset_type_map *rst_type_map; 988 u32 i, size; 989 990 if (ops->ae_dev_resetting && ops->ae_dev_resetting(h)) 991 return -EBUSY; 992 993 if (!ops->set_default_reset_request || !ops->reset_event) 994 return -EOPNOTSUPP; 995 996 if (h->flags & HNAE3_SUPPORT_VF) { 997 rst_type_map = hns3vf_reset_type; 998 size = ARRAY_SIZE(hns3vf_reset_type); 999 } else { 1000 rst_type_map = hns3_reset_type; 1001 size = ARRAY_SIZE(hns3_reset_type); 1002 } 1003 1004 for (i = 0; i < size; i++) { 1005 if (rst_type_map[i].rst_flags == *flags) { 1006 rst_type = rst_type_map[i].rst_type; 1007 break; 1008 } 1009 } 1010 1011 if (rst_type == HNAE3_NONE_RESET || 1012 (rst_type == HNAE3_IMP_RESET && 1013 ae_dev->dev_version <= HNAE3_DEVICE_VERSION_V2)) 1014 return -EOPNOTSUPP; 1015 1016 netdev_info(netdev, "Setting reset type %d\n", rst_type); 1017 1018 ops->set_default_reset_request(ae_dev, rst_type); 1019 1020 ops->reset_event(h->pdev, h); 1021 1022 return 0; 1023 } 1024 1025 static void hns3_change_all_ring_bd_num(struct hns3_nic_priv *priv, 1026 u32 tx_desc_num, u32 rx_desc_num) 1027 { 1028 struct hnae3_handle *h = priv->ae_handle; 1029 int i; 1030 1031 h->kinfo.num_tx_desc = tx_desc_num; 1032 h->kinfo.num_rx_desc = rx_desc_num; 1033 1034 for (i = 0; i < h->kinfo.num_tqps; i++) { 1035 priv->ring[i].desc_num = tx_desc_num; 1036 priv->ring[i + h->kinfo.num_tqps].desc_num = rx_desc_num; 1037 } 1038 } 1039 1040 static struct hns3_enet_ring *hns3_backup_ringparam(struct hns3_nic_priv *priv) 1041 { 1042 struct hnae3_handle *handle = priv->ae_handle; 1043 struct hns3_enet_ring *tmp_rings; 1044 int i; 1045 1046 tmp_rings = kcalloc(handle->kinfo.num_tqps * 2, 1047 sizeof(struct hns3_enet_ring), GFP_KERNEL); 1048 if (!tmp_rings) 1049 return NULL; 1050 1051 for (i = 0; i < handle->kinfo.num_tqps * 2; i++) { 1052 memcpy(&tmp_rings[i], &priv->ring[i], 1053 sizeof(struct hns3_enet_ring)); 1054 tmp_rings[i].skb = NULL; 1055 } 1056 1057 return tmp_rings; 1058 } 1059 1060 static int hns3_check_ringparam(struct net_device *ndev, 1061 struct ethtool_ringparam *param) 1062 { 1063 if (hns3_nic_resetting(ndev)) 1064 return -EBUSY; 1065 1066 if (param->rx_mini_pending || param->rx_jumbo_pending) 1067 return -EINVAL; 1068 1069 if (param->tx_pending > HNS3_RING_MAX_PENDING || 1070 param->tx_pending < HNS3_RING_MIN_PENDING || 1071 param->rx_pending > HNS3_RING_MAX_PENDING || 1072 param->rx_pending < HNS3_RING_MIN_PENDING) { 1073 netdev_err(ndev, "Queue depth out of range [%d-%d]\n", 1074 HNS3_RING_MIN_PENDING, HNS3_RING_MAX_PENDING); 1075 return -EINVAL; 1076 } 1077 1078 return 0; 1079 } 1080 1081 static int hns3_set_ringparam(struct net_device *ndev, 1082 struct ethtool_ringparam *param) 1083 { 1084 struct hns3_nic_priv *priv = netdev_priv(ndev); 1085 struct hnae3_handle *h = priv->ae_handle; 1086 struct hns3_enet_ring *tmp_rings; 1087 bool if_running = netif_running(ndev); 1088 u32 old_tx_desc_num, new_tx_desc_num; 1089 u32 old_rx_desc_num, new_rx_desc_num; 1090 u16 queue_num = h->kinfo.num_tqps; 1091 int ret, i; 1092 1093 ret = hns3_check_ringparam(ndev, param); 1094 if (ret) 1095 return ret; 1096 1097 /* Hardware requires that its descriptors must be multiple of eight */ 1098 new_tx_desc_num = ALIGN(param->tx_pending, HNS3_RING_BD_MULTIPLE); 1099 new_rx_desc_num = ALIGN(param->rx_pending, HNS3_RING_BD_MULTIPLE); 1100 old_tx_desc_num = priv->ring[0].desc_num; 1101 old_rx_desc_num = priv->ring[queue_num].desc_num; 1102 if (old_tx_desc_num == new_tx_desc_num && 1103 old_rx_desc_num == new_rx_desc_num) 1104 return 0; 1105 1106 tmp_rings = hns3_backup_ringparam(priv); 1107 if (!tmp_rings) { 1108 netdev_err(ndev, 1109 "backup ring param failed by allocating memory fail\n"); 1110 return -ENOMEM; 1111 } 1112 1113 netdev_info(ndev, 1114 "Changing Tx/Rx ring depth from %u/%u to %u/%u\n", 1115 old_tx_desc_num, old_rx_desc_num, 1116 new_tx_desc_num, new_rx_desc_num); 1117 1118 if (if_running) 1119 ndev->netdev_ops->ndo_stop(ndev); 1120 1121 hns3_change_all_ring_bd_num(priv, new_tx_desc_num, new_rx_desc_num); 1122 ret = hns3_init_all_ring(priv); 1123 if (ret) { 1124 netdev_err(ndev, "Change bd num fail, revert to old value(%d)\n", 1125 ret); 1126 1127 hns3_change_all_ring_bd_num(priv, old_tx_desc_num, 1128 old_rx_desc_num); 1129 for (i = 0; i < h->kinfo.num_tqps * 2; i++) 1130 memcpy(&priv->ring[i], &tmp_rings[i], 1131 sizeof(struct hns3_enet_ring)); 1132 } else { 1133 for (i = 0; i < h->kinfo.num_tqps * 2; i++) 1134 hns3_fini_ring(&tmp_rings[i]); 1135 } 1136 1137 kfree(tmp_rings); 1138 1139 if (if_running) 1140 ret = ndev->netdev_ops->ndo_open(ndev); 1141 1142 return ret; 1143 } 1144 1145 static int hns3_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd) 1146 { 1147 struct hnae3_handle *h = hns3_get_handle(netdev); 1148 1149 switch (cmd->cmd) { 1150 case ETHTOOL_SRXFH: 1151 if (h->ae_algo->ops->set_rss_tuple) 1152 return h->ae_algo->ops->set_rss_tuple(h, cmd); 1153 return -EOPNOTSUPP; 1154 case ETHTOOL_SRXCLSRLINS: 1155 if (h->ae_algo->ops->add_fd_entry) 1156 return h->ae_algo->ops->add_fd_entry(h, cmd); 1157 return -EOPNOTSUPP; 1158 case ETHTOOL_SRXCLSRLDEL: 1159 if (h->ae_algo->ops->del_fd_entry) 1160 return h->ae_algo->ops->del_fd_entry(h, cmd); 1161 return -EOPNOTSUPP; 1162 default: 1163 return -EOPNOTSUPP; 1164 } 1165 } 1166 1167 static int hns3_nway_reset(struct net_device *netdev) 1168 { 1169 struct hnae3_handle *handle = hns3_get_handle(netdev); 1170 const struct hnae3_ae_ops *ops = handle->ae_algo->ops; 1171 struct phy_device *phy = netdev->phydev; 1172 int autoneg; 1173 1174 if (!netif_running(netdev)) 1175 return 0; 1176 1177 if (hns3_nic_resetting(netdev)) { 1178 netdev_err(netdev, "dev resetting!"); 1179 return -EBUSY; 1180 } 1181 1182 if (!ops->get_autoneg || !ops->restart_autoneg) 1183 return -EOPNOTSUPP; 1184 1185 autoneg = ops->get_autoneg(handle); 1186 if (autoneg != AUTONEG_ENABLE) { 1187 netdev_err(netdev, 1188 "Autoneg is off, don't support to restart it\n"); 1189 return -EINVAL; 1190 } 1191 1192 netif_dbg(handle, drv, netdev, 1193 "nway reset (using %s)\n", phy ? "phy" : "mac"); 1194 1195 if (phy) 1196 return genphy_restart_aneg(phy); 1197 1198 return ops->restart_autoneg(handle); 1199 } 1200 1201 static void hns3_get_channels(struct net_device *netdev, 1202 struct ethtool_channels *ch) 1203 { 1204 struct hnae3_handle *h = hns3_get_handle(netdev); 1205 1206 if (h->ae_algo->ops->get_channels) 1207 h->ae_algo->ops->get_channels(h, ch); 1208 } 1209 1210 static int hns3_get_coalesce(struct net_device *netdev, 1211 struct ethtool_coalesce *cmd, 1212 struct kernel_ethtool_coalesce *kernel_coal, 1213 struct netlink_ext_ack *extack) 1214 { 1215 struct hns3_nic_priv *priv = netdev_priv(netdev); 1216 struct hns3_enet_coalesce *tx_coal = &priv->tx_coal; 1217 struct hns3_enet_coalesce *rx_coal = &priv->rx_coal; 1218 struct hnae3_handle *h = priv->ae_handle; 1219 1220 if (hns3_nic_resetting(netdev)) 1221 return -EBUSY; 1222 1223 cmd->use_adaptive_tx_coalesce = tx_coal->adapt_enable; 1224 cmd->use_adaptive_rx_coalesce = rx_coal->adapt_enable; 1225 1226 cmd->tx_coalesce_usecs = tx_coal->int_gl; 1227 cmd->rx_coalesce_usecs = rx_coal->int_gl; 1228 1229 cmd->tx_coalesce_usecs_high = h->kinfo.int_rl_setting; 1230 cmd->rx_coalesce_usecs_high = h->kinfo.int_rl_setting; 1231 1232 cmd->tx_max_coalesced_frames = tx_coal->int_ql; 1233 cmd->rx_max_coalesced_frames = rx_coal->int_ql; 1234 1235 kernel_coal->use_cqe_mode_tx = (priv->tx_cqe_mode == 1236 DIM_CQ_PERIOD_MODE_START_FROM_CQE); 1237 kernel_coal->use_cqe_mode_rx = (priv->rx_cqe_mode == 1238 DIM_CQ_PERIOD_MODE_START_FROM_CQE); 1239 1240 return 0; 1241 } 1242 1243 static int hns3_check_gl_coalesce_para(struct net_device *netdev, 1244 struct ethtool_coalesce *cmd) 1245 { 1246 struct hnae3_handle *handle = hns3_get_handle(netdev); 1247 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev); 1248 u32 rx_gl, tx_gl; 1249 1250 if (cmd->rx_coalesce_usecs > ae_dev->dev_specs.max_int_gl) { 1251 netdev_err(netdev, 1252 "invalid rx-usecs value, rx-usecs range is 0-%u\n", 1253 ae_dev->dev_specs.max_int_gl); 1254 return -EINVAL; 1255 } 1256 1257 if (cmd->tx_coalesce_usecs > ae_dev->dev_specs.max_int_gl) { 1258 netdev_err(netdev, 1259 "invalid tx-usecs value, tx-usecs range is 0-%u\n", 1260 ae_dev->dev_specs.max_int_gl); 1261 return -EINVAL; 1262 } 1263 1264 /* device version above V3(include V3), GL uses 1us unit, 1265 * so the round down is not needed. 1266 */ 1267 if (ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V3) 1268 return 0; 1269 1270 rx_gl = hns3_gl_round_down(cmd->rx_coalesce_usecs); 1271 if (rx_gl != cmd->rx_coalesce_usecs) { 1272 netdev_info(netdev, 1273 "rx_usecs(%u) rounded down to %u, because it must be multiple of 2.\n", 1274 cmd->rx_coalesce_usecs, rx_gl); 1275 } 1276 1277 tx_gl = hns3_gl_round_down(cmd->tx_coalesce_usecs); 1278 if (tx_gl != cmd->tx_coalesce_usecs) { 1279 netdev_info(netdev, 1280 "tx_usecs(%u) rounded down to %u, because it must be multiple of 2.\n", 1281 cmd->tx_coalesce_usecs, tx_gl); 1282 } 1283 1284 return 0; 1285 } 1286 1287 static int hns3_check_rl_coalesce_para(struct net_device *netdev, 1288 struct ethtool_coalesce *cmd) 1289 { 1290 u32 rl; 1291 1292 if (cmd->tx_coalesce_usecs_high != cmd->rx_coalesce_usecs_high) { 1293 netdev_err(netdev, 1294 "tx_usecs_high must be same as rx_usecs_high.\n"); 1295 return -EINVAL; 1296 } 1297 1298 if (cmd->rx_coalesce_usecs_high > HNS3_INT_RL_MAX) { 1299 netdev_err(netdev, 1300 "Invalid usecs_high value, usecs_high range is 0-%d\n", 1301 HNS3_INT_RL_MAX); 1302 return -EINVAL; 1303 } 1304 1305 rl = hns3_rl_round_down(cmd->rx_coalesce_usecs_high); 1306 if (rl != cmd->rx_coalesce_usecs_high) { 1307 netdev_info(netdev, 1308 "usecs_high(%u) rounded down to %u, because it must be multiple of 4.\n", 1309 cmd->rx_coalesce_usecs_high, rl); 1310 } 1311 1312 return 0; 1313 } 1314 1315 static int hns3_check_ql_coalesce_param(struct net_device *netdev, 1316 struct ethtool_coalesce *cmd) 1317 { 1318 struct hnae3_handle *handle = hns3_get_handle(netdev); 1319 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev); 1320 1321 if ((cmd->tx_max_coalesced_frames || cmd->rx_max_coalesced_frames) && 1322 !ae_dev->dev_specs.int_ql_max) { 1323 netdev_err(netdev, "coalesced frames is not supported\n"); 1324 return -EOPNOTSUPP; 1325 } 1326 1327 if (cmd->tx_max_coalesced_frames > ae_dev->dev_specs.int_ql_max || 1328 cmd->rx_max_coalesced_frames > ae_dev->dev_specs.int_ql_max) { 1329 netdev_err(netdev, 1330 "invalid coalesced_frames value, range is 0-%u\n", 1331 ae_dev->dev_specs.int_ql_max); 1332 return -ERANGE; 1333 } 1334 1335 return 0; 1336 } 1337 1338 static int hns3_check_coalesce_para(struct net_device *netdev, 1339 struct ethtool_coalesce *cmd) 1340 { 1341 int ret; 1342 1343 ret = hns3_check_gl_coalesce_para(netdev, cmd); 1344 if (ret) { 1345 netdev_err(netdev, 1346 "Check gl coalesce param fail. ret = %d\n", ret); 1347 return ret; 1348 } 1349 1350 ret = hns3_check_rl_coalesce_para(netdev, cmd); 1351 if (ret) { 1352 netdev_err(netdev, 1353 "Check rl coalesce param fail. ret = %d\n", ret); 1354 return ret; 1355 } 1356 1357 return hns3_check_ql_coalesce_param(netdev, cmd); 1358 } 1359 1360 static void hns3_set_coalesce_per_queue(struct net_device *netdev, 1361 struct ethtool_coalesce *cmd, 1362 u32 queue) 1363 { 1364 struct hns3_enet_tqp_vector *tx_vector, *rx_vector; 1365 struct hns3_nic_priv *priv = netdev_priv(netdev); 1366 struct hnae3_handle *h = priv->ae_handle; 1367 int queue_num = h->kinfo.num_tqps; 1368 1369 tx_vector = priv->ring[queue].tqp_vector; 1370 rx_vector = priv->ring[queue_num + queue].tqp_vector; 1371 1372 tx_vector->tx_group.coal.adapt_enable = 1373 cmd->use_adaptive_tx_coalesce; 1374 rx_vector->rx_group.coal.adapt_enable = 1375 cmd->use_adaptive_rx_coalesce; 1376 1377 tx_vector->tx_group.coal.int_gl = cmd->tx_coalesce_usecs; 1378 rx_vector->rx_group.coal.int_gl = cmd->rx_coalesce_usecs; 1379 1380 tx_vector->tx_group.coal.int_ql = cmd->tx_max_coalesced_frames; 1381 rx_vector->rx_group.coal.int_ql = cmd->rx_max_coalesced_frames; 1382 1383 hns3_set_vector_coalesce_tx_gl(tx_vector, 1384 tx_vector->tx_group.coal.int_gl); 1385 hns3_set_vector_coalesce_rx_gl(rx_vector, 1386 rx_vector->rx_group.coal.int_gl); 1387 1388 hns3_set_vector_coalesce_rl(tx_vector, h->kinfo.int_rl_setting); 1389 hns3_set_vector_coalesce_rl(rx_vector, h->kinfo.int_rl_setting); 1390 1391 if (tx_vector->tx_group.coal.ql_enable) 1392 hns3_set_vector_coalesce_tx_ql(tx_vector, 1393 tx_vector->tx_group.coal.int_ql); 1394 if (rx_vector->rx_group.coal.ql_enable) 1395 hns3_set_vector_coalesce_rx_ql(rx_vector, 1396 rx_vector->rx_group.coal.int_ql); 1397 } 1398 1399 static int hns3_set_coalesce(struct net_device *netdev, 1400 struct ethtool_coalesce *cmd, 1401 struct kernel_ethtool_coalesce *kernel_coal, 1402 struct netlink_ext_ack *extack) 1403 { 1404 struct hnae3_handle *h = hns3_get_handle(netdev); 1405 struct hns3_nic_priv *priv = netdev_priv(netdev); 1406 struct hns3_enet_coalesce *tx_coal = &priv->tx_coal; 1407 struct hns3_enet_coalesce *rx_coal = &priv->rx_coal; 1408 u16 queue_num = h->kinfo.num_tqps; 1409 enum dim_cq_period_mode tx_mode; 1410 enum dim_cq_period_mode rx_mode; 1411 int ret; 1412 int i; 1413 1414 if (hns3_nic_resetting(netdev)) 1415 return -EBUSY; 1416 1417 ret = hns3_check_coalesce_para(netdev, cmd); 1418 if (ret) 1419 return ret; 1420 1421 h->kinfo.int_rl_setting = 1422 hns3_rl_round_down(cmd->rx_coalesce_usecs_high); 1423 1424 tx_coal->adapt_enable = cmd->use_adaptive_tx_coalesce; 1425 rx_coal->adapt_enable = cmd->use_adaptive_rx_coalesce; 1426 1427 tx_coal->int_gl = cmd->tx_coalesce_usecs; 1428 rx_coal->int_gl = cmd->rx_coalesce_usecs; 1429 1430 tx_coal->int_ql = cmd->tx_max_coalesced_frames; 1431 rx_coal->int_ql = cmd->rx_max_coalesced_frames; 1432 1433 for (i = 0; i < queue_num; i++) 1434 hns3_set_coalesce_per_queue(netdev, cmd, i); 1435 1436 tx_mode = kernel_coal->use_cqe_mode_tx ? 1437 DIM_CQ_PERIOD_MODE_START_FROM_CQE : 1438 DIM_CQ_PERIOD_MODE_START_FROM_EQE; 1439 rx_mode = kernel_coal->use_cqe_mode_rx ? 1440 DIM_CQ_PERIOD_MODE_START_FROM_CQE : 1441 DIM_CQ_PERIOD_MODE_START_FROM_EQE; 1442 hns3_cq_period_mode_init(priv, tx_mode, rx_mode); 1443 1444 return 0; 1445 } 1446 1447 static int hns3_get_regs_len(struct net_device *netdev) 1448 { 1449 struct hnae3_handle *h = hns3_get_handle(netdev); 1450 1451 if (!h->ae_algo->ops->get_regs_len) 1452 return -EOPNOTSUPP; 1453 1454 return h->ae_algo->ops->get_regs_len(h); 1455 } 1456 1457 static void hns3_get_regs(struct net_device *netdev, 1458 struct ethtool_regs *cmd, void *data) 1459 { 1460 struct hnae3_handle *h = hns3_get_handle(netdev); 1461 1462 if (!h->ae_algo->ops->get_regs) 1463 return; 1464 1465 h->ae_algo->ops->get_regs(h, &cmd->version, data); 1466 } 1467 1468 static int hns3_set_phys_id(struct net_device *netdev, 1469 enum ethtool_phys_id_state state) 1470 { 1471 struct hnae3_handle *h = hns3_get_handle(netdev); 1472 1473 if (!h->ae_algo->ops->set_led_id) 1474 return -EOPNOTSUPP; 1475 1476 return h->ae_algo->ops->set_led_id(h, state); 1477 } 1478 1479 static u32 hns3_get_msglevel(struct net_device *netdev) 1480 { 1481 struct hnae3_handle *h = hns3_get_handle(netdev); 1482 1483 return h->msg_enable; 1484 } 1485 1486 static void hns3_set_msglevel(struct net_device *netdev, u32 msg_level) 1487 { 1488 struct hnae3_handle *h = hns3_get_handle(netdev); 1489 1490 h->msg_enable = msg_level; 1491 } 1492 1493 /* Translate local fec value into ethtool value. */ 1494 static unsigned int loc_to_eth_fec(u8 loc_fec) 1495 { 1496 u32 eth_fec = 0; 1497 1498 if (loc_fec & BIT(HNAE3_FEC_AUTO)) 1499 eth_fec |= ETHTOOL_FEC_AUTO; 1500 if (loc_fec & BIT(HNAE3_FEC_RS)) 1501 eth_fec |= ETHTOOL_FEC_RS; 1502 if (loc_fec & BIT(HNAE3_FEC_BASER)) 1503 eth_fec |= ETHTOOL_FEC_BASER; 1504 1505 /* if nothing is set, then FEC is off */ 1506 if (!eth_fec) 1507 eth_fec = ETHTOOL_FEC_OFF; 1508 1509 return eth_fec; 1510 } 1511 1512 /* Translate ethtool fec value into local value. */ 1513 static unsigned int eth_to_loc_fec(unsigned int eth_fec) 1514 { 1515 u32 loc_fec = 0; 1516 1517 if (eth_fec & ETHTOOL_FEC_OFF) 1518 return loc_fec; 1519 1520 if (eth_fec & ETHTOOL_FEC_AUTO) 1521 loc_fec |= BIT(HNAE3_FEC_AUTO); 1522 if (eth_fec & ETHTOOL_FEC_RS) 1523 loc_fec |= BIT(HNAE3_FEC_RS); 1524 if (eth_fec & ETHTOOL_FEC_BASER) 1525 loc_fec |= BIT(HNAE3_FEC_BASER); 1526 1527 return loc_fec; 1528 } 1529 1530 static int hns3_get_fecparam(struct net_device *netdev, 1531 struct ethtool_fecparam *fec) 1532 { 1533 struct hnae3_handle *handle = hns3_get_handle(netdev); 1534 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev); 1535 const struct hnae3_ae_ops *ops = handle->ae_algo->ops; 1536 u8 fec_ability; 1537 u8 fec_mode; 1538 1539 if (!test_bit(HNAE3_DEV_SUPPORT_FEC_B, ae_dev->caps)) 1540 return -EOPNOTSUPP; 1541 1542 if (!ops->get_fec) 1543 return -EOPNOTSUPP; 1544 1545 ops->get_fec(handle, &fec_ability, &fec_mode); 1546 1547 fec->fec = loc_to_eth_fec(fec_ability); 1548 fec->active_fec = loc_to_eth_fec(fec_mode); 1549 1550 return 0; 1551 } 1552 1553 static int hns3_set_fecparam(struct net_device *netdev, 1554 struct ethtool_fecparam *fec) 1555 { 1556 struct hnae3_handle *handle = hns3_get_handle(netdev); 1557 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev); 1558 const struct hnae3_ae_ops *ops = handle->ae_algo->ops; 1559 u32 fec_mode; 1560 1561 if (!test_bit(HNAE3_DEV_SUPPORT_FEC_B, ae_dev->caps)) 1562 return -EOPNOTSUPP; 1563 1564 if (!ops->set_fec) 1565 return -EOPNOTSUPP; 1566 fec_mode = eth_to_loc_fec(fec->fec); 1567 1568 netif_dbg(handle, drv, netdev, "set fecparam: mode=%u\n", fec_mode); 1569 1570 return ops->set_fec(handle, fec_mode); 1571 } 1572 1573 static int hns3_get_module_info(struct net_device *netdev, 1574 struct ethtool_modinfo *modinfo) 1575 { 1576 #define HNS3_SFF_8636_V1_3 0x03 1577 1578 struct hnae3_handle *handle = hns3_get_handle(netdev); 1579 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev); 1580 const struct hnae3_ae_ops *ops = handle->ae_algo->ops; 1581 struct hns3_sfp_type sfp_type; 1582 int ret; 1583 1584 if (ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2 || 1585 !ops->get_module_eeprom) 1586 return -EOPNOTSUPP; 1587 1588 memset(&sfp_type, 0, sizeof(sfp_type)); 1589 ret = ops->get_module_eeprom(handle, 0, sizeof(sfp_type) / sizeof(u8), 1590 (u8 *)&sfp_type); 1591 if (ret) 1592 return ret; 1593 1594 switch (sfp_type.type) { 1595 case SFF8024_ID_SFP: 1596 modinfo->type = ETH_MODULE_SFF_8472; 1597 modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN; 1598 break; 1599 case SFF8024_ID_QSFP_8438: 1600 modinfo->type = ETH_MODULE_SFF_8436; 1601 modinfo->eeprom_len = ETH_MODULE_SFF_8436_MAX_LEN; 1602 break; 1603 case SFF8024_ID_QSFP_8436_8636: 1604 if (sfp_type.ext_type < HNS3_SFF_8636_V1_3) { 1605 modinfo->type = ETH_MODULE_SFF_8436; 1606 modinfo->eeprom_len = ETH_MODULE_SFF_8436_MAX_LEN; 1607 } else { 1608 modinfo->type = ETH_MODULE_SFF_8636; 1609 modinfo->eeprom_len = ETH_MODULE_SFF_8636_MAX_LEN; 1610 } 1611 break; 1612 case SFF8024_ID_QSFP28_8636: 1613 modinfo->type = ETH_MODULE_SFF_8636; 1614 modinfo->eeprom_len = ETH_MODULE_SFF_8636_MAX_LEN; 1615 break; 1616 default: 1617 netdev_err(netdev, "Optical module unknown: %#x\n", 1618 sfp_type.type); 1619 return -EINVAL; 1620 } 1621 1622 return 0; 1623 } 1624 1625 static int hns3_get_module_eeprom(struct net_device *netdev, 1626 struct ethtool_eeprom *ee, u8 *data) 1627 { 1628 struct hnae3_handle *handle = hns3_get_handle(netdev); 1629 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev); 1630 const struct hnae3_ae_ops *ops = handle->ae_algo->ops; 1631 1632 if (ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2 || 1633 !ops->get_module_eeprom) 1634 return -EOPNOTSUPP; 1635 1636 if (!ee->len) 1637 return -EINVAL; 1638 1639 memset(data, 0, ee->len); 1640 1641 return ops->get_module_eeprom(handle, ee->offset, ee->len, data); 1642 } 1643 1644 static u32 hns3_get_priv_flags(struct net_device *netdev) 1645 { 1646 struct hnae3_handle *handle = hns3_get_handle(netdev); 1647 1648 return handle->priv_flags; 1649 } 1650 1651 static int hns3_check_priv_flags(struct hnae3_handle *h, u32 changed) 1652 { 1653 u32 i; 1654 1655 for (i = 0; i < HNAE3_PFLAG_MAX; i++) 1656 if ((changed & BIT(i)) && !test_bit(i, &h->supported_pflags)) { 1657 netdev_err(h->netdev, "%s is unsupported\n", 1658 hns3_priv_flags[i].name); 1659 return -EOPNOTSUPP; 1660 } 1661 1662 return 0; 1663 } 1664 1665 static int hns3_set_priv_flags(struct net_device *netdev, u32 pflags) 1666 { 1667 struct hnae3_handle *handle = hns3_get_handle(netdev); 1668 u32 changed = pflags ^ handle->priv_flags; 1669 int ret; 1670 u32 i; 1671 1672 ret = hns3_check_priv_flags(handle, changed); 1673 if (ret) 1674 return ret; 1675 1676 for (i = 0; i < HNAE3_PFLAG_MAX; i++) { 1677 if (changed & BIT(i)) { 1678 bool enable = !(handle->priv_flags & BIT(i)); 1679 1680 if (enable) 1681 handle->priv_flags |= BIT(i); 1682 else 1683 handle->priv_flags &= ~BIT(i); 1684 hns3_priv_flags[i].handler(netdev, enable); 1685 } 1686 } 1687 1688 return 0; 1689 } 1690 1691 static int hns3_get_tunable(struct net_device *netdev, 1692 const struct ethtool_tunable *tuna, 1693 void *data) 1694 { 1695 struct hns3_nic_priv *priv = netdev_priv(netdev); 1696 int ret = 0; 1697 1698 switch (tuna->id) { 1699 case ETHTOOL_TX_COPYBREAK: 1700 /* all the tx rings have the same tx_copybreak */ 1701 *(u32 *)data = priv->tx_copybreak; 1702 break; 1703 case ETHTOOL_RX_COPYBREAK: 1704 *(u32 *)data = priv->rx_copybreak; 1705 break; 1706 default: 1707 ret = -EOPNOTSUPP; 1708 break; 1709 } 1710 1711 return ret; 1712 } 1713 1714 static int hns3_set_tunable(struct net_device *netdev, 1715 const struct ethtool_tunable *tuna, 1716 const void *data) 1717 { 1718 struct hns3_nic_priv *priv = netdev_priv(netdev); 1719 struct hnae3_handle *h = priv->ae_handle; 1720 int i, ret = 0; 1721 1722 switch (tuna->id) { 1723 case ETHTOOL_TX_COPYBREAK: 1724 priv->tx_copybreak = *(u32 *)data; 1725 1726 for (i = 0; i < h->kinfo.num_tqps; i++) 1727 priv->ring[i].tx_copybreak = priv->tx_copybreak; 1728 1729 break; 1730 case ETHTOOL_RX_COPYBREAK: 1731 priv->rx_copybreak = *(u32 *)data; 1732 1733 for (i = h->kinfo.num_tqps; i < h->kinfo.num_tqps * 2; i++) 1734 priv->ring[i].rx_copybreak = priv->rx_copybreak; 1735 1736 break; 1737 default: 1738 ret = -EOPNOTSUPP; 1739 break; 1740 } 1741 1742 return ret; 1743 } 1744 1745 #define HNS3_ETHTOOL_COALESCE (ETHTOOL_COALESCE_USECS | \ 1746 ETHTOOL_COALESCE_USE_ADAPTIVE | \ 1747 ETHTOOL_COALESCE_RX_USECS_HIGH | \ 1748 ETHTOOL_COALESCE_TX_USECS_HIGH | \ 1749 ETHTOOL_COALESCE_MAX_FRAMES | \ 1750 ETHTOOL_COALESCE_USE_CQE) 1751 1752 static int hns3_get_ts_info(struct net_device *netdev, 1753 struct ethtool_ts_info *info) 1754 { 1755 struct hnae3_handle *handle = hns3_get_handle(netdev); 1756 1757 if (handle->ae_algo->ops->get_ts_info) 1758 return handle->ae_algo->ops->get_ts_info(handle, info); 1759 1760 return ethtool_op_get_ts_info(netdev, info); 1761 } 1762 1763 static const struct hns3_ethtool_link_ext_state_mapping 1764 hns3_link_ext_state_map[] = { 1765 {1, ETHTOOL_LINK_EXT_STATE_AUTONEG, 1766 ETHTOOL_LINK_EXT_SUBSTATE_AN_NO_HCD}, 1767 {2, ETHTOOL_LINK_EXT_STATE_AUTONEG, 1768 ETHTOOL_LINK_EXT_SUBSTATE_AN_ACK_NOT_RECEIVED}, 1769 1770 {256, ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE, 1771 ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_LINK_INHIBIT_TIMEOUT}, 1772 {257, ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE, 1773 ETHTOOL_LINK_EXT_SUBSTATE_LT_KR_LINK_PARTNER_DID_NOT_SET_RECEIVER_READY}, 1774 {512, ETHTOOL_LINK_EXT_STATE_LINK_TRAINING_FAILURE, 1775 ETHTOOL_LINK_EXT_SUBSTATE_LT_REMOTE_FAULT}, 1776 1777 {513, ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH, 1778 ETHTOOL_LINK_EXT_SUBSTATE_LLM_PCS_DID_NOT_ACQUIRE_BLOCK_LOCK}, 1779 {514, ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH, 1780 ETHTOOL_LINK_EXT_SUBSTATE_LLM_FC_FEC_IS_NOT_LOCKED}, 1781 {515, ETHTOOL_LINK_EXT_STATE_LINK_LOGICAL_MISMATCH, 1782 ETHTOOL_LINK_EXT_SUBSTATE_LLM_RS_FEC_IS_NOT_LOCKED}, 1783 1784 {768, ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY, 1785 ETHTOOL_LINK_EXT_SUBSTATE_BSI_LARGE_NUMBER_OF_PHYSICAL_ERRORS}, 1786 {769, ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY, 1787 ETHTOOL_LINK_EXT_SUBSTATE_BSI_SERDES_REFERENCE_CLOCK_LOST}, 1788 {770, ETHTOOL_LINK_EXT_STATE_BAD_SIGNAL_INTEGRITY, 1789 ETHTOOL_LINK_EXT_SUBSTATE_BSI_SERDES_ALOS}, 1790 1791 {1024, ETHTOOL_LINK_EXT_STATE_NO_CABLE, 0}, 1792 {1025, ETHTOOL_LINK_EXT_STATE_CABLE_ISSUE, 1793 ETHTOOL_LINK_EXT_SUBSTATE_CI_UNSUPPORTED_CABLE}, 1794 1795 {1026, ETHTOOL_LINK_EXT_STATE_EEPROM_ISSUE, 0}, 1796 }; 1797 1798 static int hns3_get_link_ext_state(struct net_device *netdev, 1799 struct ethtool_link_ext_state_info *info) 1800 { 1801 const struct hns3_ethtool_link_ext_state_mapping *map; 1802 struct hnae3_handle *h = hns3_get_handle(netdev); 1803 u32 status_code, i; 1804 int ret; 1805 1806 if (netif_carrier_ok(netdev)) 1807 return -ENODATA; 1808 1809 if (!h->ae_algo->ops->get_link_diagnosis_info) 1810 return -EOPNOTSUPP; 1811 1812 ret = h->ae_algo->ops->get_link_diagnosis_info(h, &status_code); 1813 if (ret) 1814 return ret; 1815 1816 for (i = 0; i < ARRAY_SIZE(hns3_link_ext_state_map); i++) { 1817 map = &hns3_link_ext_state_map[i]; 1818 if (map->status_code == status_code) { 1819 info->link_ext_state = map->link_ext_state; 1820 info->__link_ext_substate = map->link_ext_substate; 1821 return 0; 1822 } 1823 } 1824 1825 return -ENODATA; 1826 } 1827 1828 static const struct ethtool_ops hns3vf_ethtool_ops = { 1829 .supported_coalesce_params = HNS3_ETHTOOL_COALESCE, 1830 .get_drvinfo = hns3_get_drvinfo, 1831 .get_ringparam = hns3_get_ringparam, 1832 .set_ringparam = hns3_set_ringparam, 1833 .get_strings = hns3_get_strings, 1834 .get_ethtool_stats = hns3_get_stats, 1835 .get_sset_count = hns3_get_sset_count, 1836 .get_rxnfc = hns3_get_rxnfc, 1837 .set_rxnfc = hns3_set_rxnfc, 1838 .get_rxfh_key_size = hns3_get_rss_key_size, 1839 .get_rxfh_indir_size = hns3_get_rss_indir_size, 1840 .get_rxfh = hns3_get_rss, 1841 .set_rxfh = hns3_set_rss, 1842 .get_link_ksettings = hns3_get_link_ksettings, 1843 .get_channels = hns3_get_channels, 1844 .set_channels = hns3_set_channels, 1845 .get_coalesce = hns3_get_coalesce, 1846 .set_coalesce = hns3_set_coalesce, 1847 .get_regs_len = hns3_get_regs_len, 1848 .get_regs = hns3_get_regs, 1849 .get_link = hns3_get_link, 1850 .get_msglevel = hns3_get_msglevel, 1851 .set_msglevel = hns3_set_msglevel, 1852 .get_priv_flags = hns3_get_priv_flags, 1853 .set_priv_flags = hns3_set_priv_flags, 1854 .get_tunable = hns3_get_tunable, 1855 .set_tunable = hns3_set_tunable, 1856 .reset = hns3_set_reset, 1857 }; 1858 1859 static const struct ethtool_ops hns3_ethtool_ops = { 1860 .supported_coalesce_params = HNS3_ETHTOOL_COALESCE, 1861 .self_test = hns3_self_test, 1862 .get_drvinfo = hns3_get_drvinfo, 1863 .get_link = hns3_get_link, 1864 .get_ringparam = hns3_get_ringparam, 1865 .set_ringparam = hns3_set_ringparam, 1866 .get_pauseparam = hns3_get_pauseparam, 1867 .set_pauseparam = hns3_set_pauseparam, 1868 .get_strings = hns3_get_strings, 1869 .get_ethtool_stats = hns3_get_stats, 1870 .get_sset_count = hns3_get_sset_count, 1871 .get_rxnfc = hns3_get_rxnfc, 1872 .set_rxnfc = hns3_set_rxnfc, 1873 .get_rxfh_key_size = hns3_get_rss_key_size, 1874 .get_rxfh_indir_size = hns3_get_rss_indir_size, 1875 .get_rxfh = hns3_get_rss, 1876 .set_rxfh = hns3_set_rss, 1877 .get_link_ksettings = hns3_get_link_ksettings, 1878 .set_link_ksettings = hns3_set_link_ksettings, 1879 .nway_reset = hns3_nway_reset, 1880 .get_channels = hns3_get_channels, 1881 .set_channels = hns3_set_channels, 1882 .get_coalesce = hns3_get_coalesce, 1883 .set_coalesce = hns3_set_coalesce, 1884 .get_regs_len = hns3_get_regs_len, 1885 .get_regs = hns3_get_regs, 1886 .set_phys_id = hns3_set_phys_id, 1887 .get_msglevel = hns3_get_msglevel, 1888 .set_msglevel = hns3_set_msglevel, 1889 .get_fecparam = hns3_get_fecparam, 1890 .set_fecparam = hns3_set_fecparam, 1891 .get_module_info = hns3_get_module_info, 1892 .get_module_eeprom = hns3_get_module_eeprom, 1893 .get_priv_flags = hns3_get_priv_flags, 1894 .set_priv_flags = hns3_set_priv_flags, 1895 .get_ts_info = hns3_get_ts_info, 1896 .get_tunable = hns3_get_tunable, 1897 .set_tunable = hns3_set_tunable, 1898 .reset = hns3_set_reset, 1899 .get_link_ext_state = hns3_get_link_ext_state, 1900 }; 1901 1902 void hns3_ethtool_set_ops(struct net_device *netdev) 1903 { 1904 struct hnae3_handle *h = hns3_get_handle(netdev); 1905 1906 if (h->flags & HNAE3_SUPPORT_VF) 1907 netdev->ethtool_ops = &hns3vf_ethtool_ops; 1908 else 1909 netdev->ethtool_ops = &hns3_ethtool_ops; 1910 } 1911