1 /* 2 * Copyright (c) 2014-2015 Hisilicon Limited. 3 * 4 * This program is free software; you can redistribute it and/or modify 5 * it under the terms of the GNU General Public License as published by 6 * the Free Software Foundation; either version 2 of the License, or 7 * (at your option) any later version. 8 */ 9 10 #include <linux/etherdevice.h> 11 #include <linux/interrupt.h> 12 #include <linux/module.h> 13 #include <linux/platform_device.h> 14 #include "hns_enet.h" 15 16 #define HNS_PHY_PAGE_MDIX 0 17 #define HNS_PHY_PAGE_LED 3 18 #define HNS_PHY_PAGE_COPPER 0 19 20 #define HNS_PHY_PAGE_REG 22 /* Page Selection Reg. */ 21 #define HNS_PHY_CSC_REG 16 /* Copper Specific Control Register */ 22 #define HNS_PHY_CSS_REG 17 /* Copper Specific Status Register */ 23 #define HNS_LED_FC_REG 16 /* LED Function Control Reg. */ 24 #define HNS_LED_PC_REG 17 /* LED Polarity Control Reg. */ 25 26 #define HNS_LED_FORCE_ON 9 27 #define HNS_LED_FORCE_OFF 8 28 29 #define HNS_CHIP_VERSION 660 30 #define HNS_NET_STATS_CNT 26 31 32 #define PHY_MDIX_CTRL_S (5) 33 #define PHY_MDIX_CTRL_M (3 << PHY_MDIX_CTRL_S) 34 35 #define PHY_MDIX_STATUS_B (6) 36 #define PHY_SPEED_DUP_RESOLVE_B (11) 37 38 /** 39 *hns_nic_get_link - get current link status 40 *@net_dev: net_device 41 *retuen 0 - success , negative --fail 42 */ 43 static u32 hns_nic_get_link(struct net_device *net_dev) 44 { 45 struct hns_nic_priv *priv = netdev_priv(net_dev); 46 u32 link_stat = priv->link; 47 struct hnae_handle *h; 48 49 h = priv->ae_handle; 50 51 if (priv->phy) { 52 if (!genphy_update_link(priv->phy)) 53 link_stat = priv->phy->link; 54 else 55 link_stat = 0; 56 } 57 58 if (h->dev && h->dev->ops && h->dev->ops->get_status) 59 link_stat = link_stat && h->dev->ops->get_status(h); 60 else 61 link_stat = 0; 62 63 return link_stat; 64 } 65 66 static void hns_get_mdix_mode(struct net_device *net_dev, 67 struct ethtool_cmd *cmd) 68 { 69 int mdix_ctrl, mdix, retval, is_resolved; 70 struct hns_nic_priv *priv = netdev_priv(net_dev); 71 struct phy_device *phy_dev = priv->phy; 72 73 if (!phy_dev || !phy_dev->mdio.bus) { 74 cmd->eth_tp_mdix_ctrl = ETH_TP_MDI_INVALID; 75 cmd->eth_tp_mdix = ETH_TP_MDI_INVALID; 76 return; 77 } 78 79 phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_MDIX); 80 81 retval = phy_read(phy_dev, HNS_PHY_CSC_REG); 82 mdix_ctrl = hnae_get_field(retval, PHY_MDIX_CTRL_M, PHY_MDIX_CTRL_S); 83 84 retval = phy_read(phy_dev, HNS_PHY_CSS_REG); 85 mdix = hnae_get_bit(retval, PHY_MDIX_STATUS_B); 86 is_resolved = hnae_get_bit(retval, PHY_SPEED_DUP_RESOLVE_B); 87 88 phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER); 89 90 switch (mdix_ctrl) { 91 case 0x0: 92 cmd->eth_tp_mdix_ctrl = ETH_TP_MDI; 93 break; 94 case 0x1: 95 cmd->eth_tp_mdix_ctrl = ETH_TP_MDI_X; 96 break; 97 case 0x3: 98 cmd->eth_tp_mdix_ctrl = ETH_TP_MDI_AUTO; 99 break; 100 default: 101 cmd->eth_tp_mdix_ctrl = ETH_TP_MDI_INVALID; 102 break; 103 } 104 105 if (!is_resolved) 106 cmd->eth_tp_mdix = ETH_TP_MDI_INVALID; 107 else if (mdix) 108 cmd->eth_tp_mdix = ETH_TP_MDI_X; 109 else 110 cmd->eth_tp_mdix = ETH_TP_MDI; 111 } 112 113 /** 114 *hns_nic_get_settings - implement ethtool get settings 115 *@net_dev: net_device 116 *@cmd: ethtool_cmd 117 *retuen 0 - success , negative --fail 118 */ 119 static int hns_nic_get_settings(struct net_device *net_dev, 120 struct ethtool_cmd *cmd) 121 { 122 struct hns_nic_priv *priv = netdev_priv(net_dev); 123 struct hnae_handle *h; 124 u32 link_stat; 125 int ret; 126 u8 duplex; 127 u16 speed; 128 129 if (!priv || !priv->ae_handle) 130 return -ESRCH; 131 132 h = priv->ae_handle; 133 if (!h->dev || !h->dev->ops || !h->dev->ops->get_info) 134 return -ESRCH; 135 136 ret = h->dev->ops->get_info(h, NULL, &speed, &duplex); 137 if (ret < 0) { 138 netdev_err(net_dev, "%s get_info error!\n", __func__); 139 return -EINVAL; 140 } 141 142 /* When there is no phy, autoneg is off. */ 143 cmd->autoneg = false; 144 ethtool_cmd_speed_set(cmd, speed); 145 cmd->duplex = duplex; 146 147 if (priv->phy) 148 (void)phy_ethtool_gset(priv->phy, cmd); 149 150 link_stat = hns_nic_get_link(net_dev); 151 if (!link_stat) { 152 ethtool_cmd_speed_set(cmd, (u32)SPEED_UNKNOWN); 153 cmd->duplex = DUPLEX_UNKNOWN; 154 } 155 156 if (cmd->autoneg) 157 cmd->advertising |= ADVERTISED_Autoneg; 158 159 cmd->supported |= h->if_support; 160 if (h->phy_if == PHY_INTERFACE_MODE_SGMII) { 161 cmd->supported |= SUPPORTED_TP; 162 cmd->advertising |= ADVERTISED_1000baseT_Full; 163 } else if (h->phy_if == PHY_INTERFACE_MODE_XGMII) { 164 cmd->supported |= SUPPORTED_FIBRE; 165 cmd->advertising |= ADVERTISED_10000baseKR_Full; 166 } 167 168 if (h->port_type == HNAE_PORT_SERVICE) { 169 cmd->port = PORT_FIBRE; 170 cmd->supported |= SUPPORTED_Pause; 171 } else { 172 cmd->port = PORT_TP; 173 } 174 175 cmd->transceiver = XCVR_EXTERNAL; 176 cmd->mdio_support = (ETH_MDIO_SUPPORTS_C45 | ETH_MDIO_SUPPORTS_C22); 177 hns_get_mdix_mode(net_dev, cmd); 178 179 return 0; 180 } 181 182 /** 183 *hns_nic_set_settings - implement ethtool set settings 184 *@net_dev: net_device 185 *@cmd: ethtool_cmd 186 *retuen 0 - success , negative --fail 187 */ 188 static int hns_nic_set_settings(struct net_device *net_dev, 189 struct ethtool_cmd *cmd) 190 { 191 struct hns_nic_priv *priv = netdev_priv(net_dev); 192 struct hnae_handle *h; 193 u32 speed; 194 195 if (!netif_running(net_dev)) 196 return -ESRCH; 197 198 if (!priv || !priv->ae_handle || !priv->ae_handle->dev || 199 !priv->ae_handle->dev->ops) 200 return -ENODEV; 201 202 h = priv->ae_handle; 203 speed = ethtool_cmd_speed(cmd); 204 205 if (h->phy_if == PHY_INTERFACE_MODE_XGMII) { 206 if (cmd->autoneg == AUTONEG_ENABLE || speed != SPEED_10000 || 207 cmd->duplex != DUPLEX_FULL) 208 return -EINVAL; 209 } else if (h->phy_if == PHY_INTERFACE_MODE_SGMII) { 210 if (!priv->phy && cmd->autoneg == AUTONEG_ENABLE) 211 return -EINVAL; 212 213 if (speed == SPEED_1000 && cmd->duplex == DUPLEX_HALF) 214 return -EINVAL; 215 if (priv->phy) 216 return phy_ethtool_sset(priv->phy, cmd); 217 218 if ((speed != SPEED_10 && speed != SPEED_100 && 219 speed != SPEED_1000) || (cmd->duplex != DUPLEX_HALF && 220 cmd->duplex != DUPLEX_FULL)) 221 return -EINVAL; 222 } else { 223 netdev_err(net_dev, "Not supported!"); 224 return -ENOTSUPP; 225 } 226 227 if (h->dev->ops->adjust_link) { 228 h->dev->ops->adjust_link(h, (int)speed, cmd->duplex); 229 return 0; 230 } 231 232 netdev_err(net_dev, "Not supported!"); 233 return -ENOTSUPP; 234 } 235 236 static const char hns_nic_test_strs[][ETH_GSTRING_LEN] = { 237 "Mac Loopback test", 238 "Serdes Loopback test", 239 "Phy Loopback test" 240 }; 241 242 static int hns_nic_config_phy_loopback(struct phy_device *phy_dev, u8 en) 243 { 244 #define COPPER_CONTROL_REG 0 245 #define PHY_LOOP_BACK BIT(14) 246 u16 val = 0; 247 248 if (phy_dev->is_c45) /* c45 branch adding for XGE PHY */ 249 return -ENOTSUPP; 250 251 if (en) { 252 /* speed : 1000M */ 253 phy_write(phy_dev, HNS_PHY_PAGE_REG, 2); 254 phy_write(phy_dev, 21, 0x1046); 255 /* Force Master */ 256 phy_write(phy_dev, 9, 0x1F00); 257 /* Soft-reset */ 258 phy_write(phy_dev, 0, 0x9140); 259 /* If autoneg disabled,two soft-reset operations */ 260 phy_write(phy_dev, 0, 0x9140); 261 phy_write(phy_dev, 22, 0xFA); 262 263 /* Default is 0x0400 */ 264 phy_write(phy_dev, 1, 0x418); 265 266 /* Force 1000M Link, Default is 0x0200 */ 267 phy_write(phy_dev, 7, 0x20C); 268 phy_write(phy_dev, 22, 0); 269 270 /* Enable MAC loop-back */ 271 val = phy_read(phy_dev, COPPER_CONTROL_REG); 272 val |= PHY_LOOP_BACK; 273 phy_write(phy_dev, COPPER_CONTROL_REG, val); 274 } else { 275 phy_write(phy_dev, 22, 0xFA); 276 phy_write(phy_dev, 1, 0x400); 277 phy_write(phy_dev, 7, 0x200); 278 phy_write(phy_dev, 22, 0); 279 280 val = phy_read(phy_dev, COPPER_CONTROL_REG); 281 val &= ~PHY_LOOP_BACK; 282 phy_write(phy_dev, COPPER_CONTROL_REG, val); 283 } 284 return 0; 285 } 286 287 static int __lb_setup(struct net_device *ndev, 288 enum hnae_loop loop) 289 { 290 int ret = 0; 291 struct hns_nic_priv *priv = netdev_priv(ndev); 292 struct phy_device *phy_dev = priv->phy; 293 struct hnae_handle *h = priv->ae_handle; 294 295 switch (loop) { 296 case MAC_INTERNALLOOP_PHY: 297 if ((phy_dev) && (!phy_dev->is_c45)) { 298 ret = hns_nic_config_phy_loopback(phy_dev, 0x1); 299 ret |= h->dev->ops->set_loopback(h, loop, 0x1); 300 } 301 break; 302 case MAC_INTERNALLOOP_MAC: 303 if ((h->dev->ops->set_loopback) && 304 (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)) 305 ret = h->dev->ops->set_loopback(h, loop, 0x1); 306 break; 307 case MAC_INTERNALLOOP_SERDES: 308 if (h->dev->ops->set_loopback) 309 ret = h->dev->ops->set_loopback(h, loop, 0x1); 310 break; 311 case MAC_LOOP_NONE: 312 if ((phy_dev) && (!phy_dev->is_c45)) 313 ret |= hns_nic_config_phy_loopback(phy_dev, 0x0); 314 315 if (h->dev->ops->set_loopback) { 316 if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII) 317 ret |= h->dev->ops->set_loopback(h, 318 MAC_INTERNALLOOP_MAC, 0x0); 319 320 ret |= h->dev->ops->set_loopback(h, 321 MAC_INTERNALLOOP_SERDES, 0x0); 322 } 323 break; 324 default: 325 ret = -EINVAL; 326 break; 327 } 328 329 return ret; 330 } 331 332 static int __lb_up(struct net_device *ndev, 333 enum hnae_loop loop_mode) 334 { 335 struct hns_nic_priv *priv = netdev_priv(ndev); 336 struct hnae_handle *h = priv->ae_handle; 337 int speed, duplex; 338 int ret; 339 340 hns_nic_net_reset(ndev); 341 342 if (priv->phy) { 343 phy_disconnect(priv->phy); 344 msleep(100); 345 346 ret = hns_nic_init_phy(ndev, h); 347 if (ret) 348 return ret; 349 } 350 351 ret = __lb_setup(ndev, loop_mode); 352 if (ret) 353 return ret; 354 355 msleep(100); 356 357 ret = h->dev->ops->start ? h->dev->ops->start(h) : 0; 358 if (ret) 359 return ret; 360 361 if (priv->phy) 362 phy_start(priv->phy); 363 364 /* link adjust duplex*/ 365 if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII) 366 speed = 1000; 367 else 368 speed = 10000; 369 duplex = 1; 370 371 h->dev->ops->adjust_link(h, speed, duplex); 372 373 return 0; 374 } 375 376 static void __lb_other_process(struct hns_nic_ring_data *ring_data, 377 struct sk_buff *skb) 378 { 379 struct net_device *ndev; 380 struct hns_nic_priv *priv; 381 struct hnae_ring *ring; 382 struct netdev_queue *dev_queue; 383 struct sk_buff *new_skb; 384 unsigned int frame_size; 385 int check_ok; 386 u32 i; 387 char buff[33]; /* 32B data and the last character '\0' */ 388 389 if (!ring_data) { /* Just for doing create frame*/ 390 ndev = skb->dev; 391 priv = netdev_priv(ndev); 392 393 frame_size = skb->len; 394 memset(skb->data, 0xFF, frame_size); 395 if ((!AE_IS_VER1(priv->enet_ver)) && 396 (priv->ae_handle->port_type == HNAE_PORT_SERVICE)) { 397 memcpy(skb->data, ndev->dev_addr, 6); 398 skb->data[5] += 0x1f; 399 } 400 401 frame_size &= ~1ul; 402 memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1); 403 memset(&skb->data[frame_size / 2 + 10], 0xBE, 404 frame_size / 2 - 11); 405 memset(&skb->data[frame_size / 2 + 12], 0xAF, 406 frame_size / 2 - 13); 407 return; 408 } 409 410 ring = ring_data->ring; 411 ndev = ring_data->napi.dev; 412 if (is_tx_ring(ring)) { /* for tx queue reset*/ 413 dev_queue = netdev_get_tx_queue(ndev, ring_data->queue_index); 414 netdev_tx_reset_queue(dev_queue); 415 return; 416 } 417 418 frame_size = skb->len; 419 frame_size &= ~1ul; 420 /* for mutl buffer*/ 421 new_skb = skb_copy(skb, GFP_ATOMIC); 422 dev_kfree_skb_any(skb); 423 skb = new_skb; 424 425 check_ok = 0; 426 if (*(skb->data + 10) == 0xFF) { /* for rx check frame*/ 427 if ((*(skb->data + frame_size / 2 + 10) == 0xBE) && 428 (*(skb->data + frame_size / 2 + 12) == 0xAF)) 429 check_ok = 1; 430 } 431 432 if (check_ok) { 433 ndev->stats.rx_packets++; 434 ndev->stats.rx_bytes += skb->len; 435 } else { 436 ndev->stats.rx_frame_errors++; 437 for (i = 0; i < skb->len; i++) { 438 snprintf(buff + i % 16 * 2, 3, /* tailing \0*/ 439 "%02x", *(skb->data + i)); 440 if ((i % 16 == 15) || (i == skb->len - 1)) 441 pr_info("%s\n", buff); 442 } 443 } 444 dev_kfree_skb_any(skb); 445 } 446 447 static int __lb_clean_rings(struct hns_nic_priv *priv, 448 int ringid0, int ringid1, int budget) 449 { 450 int i, ret; 451 struct hns_nic_ring_data *ring_data; 452 struct net_device *ndev = priv->netdev; 453 unsigned long rx_packets = ndev->stats.rx_packets; 454 unsigned long rx_bytes = ndev->stats.rx_bytes; 455 unsigned long rx_frame_errors = ndev->stats.rx_frame_errors; 456 457 for (i = ringid0; i <= ringid1; i++) { 458 ring_data = &priv->ring_data[i]; 459 (void)ring_data->poll_one(ring_data, 460 budget, __lb_other_process); 461 } 462 ret = (int)(ndev->stats.rx_packets - rx_packets); 463 ndev->stats.rx_packets = rx_packets; 464 ndev->stats.rx_bytes = rx_bytes; 465 ndev->stats.rx_frame_errors = rx_frame_errors; 466 return ret; 467 } 468 469 /** 470 * nic_run_loopback_test - run loopback test 471 * @nic_dev: net device 472 * @loopback_type: loopback type 473 */ 474 static int __lb_run_test(struct net_device *ndev, 475 enum hnae_loop loop_mode) 476 { 477 #define NIC_LB_TEST_PKT_NUM_PER_CYCLE 1 478 #define NIC_LB_TEST_RING_ID 0 479 #define NIC_LB_TEST_FRAME_SIZE 128 480 /* nic loopback test err */ 481 #define NIC_LB_TEST_NO_MEM_ERR 1 482 #define NIC_LB_TEST_TX_CNT_ERR 2 483 #define NIC_LB_TEST_RX_CNT_ERR 3 484 #define NIC_LB_TEST_RX_PKG_ERR 4 485 struct hns_nic_priv *priv = netdev_priv(ndev); 486 struct hnae_handle *h = priv->ae_handle; 487 int i, j, lc, good_cnt, ret_val = 0; 488 unsigned int size; 489 netdev_tx_t tx_ret_val; 490 struct sk_buff *skb; 491 492 size = NIC_LB_TEST_FRAME_SIZE; 493 /* allocate test skb */ 494 skb = alloc_skb(size, GFP_KERNEL); 495 if (!skb) 496 return NIC_LB_TEST_NO_MEM_ERR; 497 498 /* place data into test skb */ 499 (void)skb_put(skb, size); 500 skb->dev = ndev; 501 __lb_other_process(NULL, skb); 502 skb->queue_mapping = NIC_LB_TEST_RING_ID; 503 504 lc = 1; 505 for (j = 0; j < lc; j++) { 506 /* reset count of good packets */ 507 good_cnt = 0; 508 /* place 64 packets on the transmit queue*/ 509 for (i = 0; i < NIC_LB_TEST_PKT_NUM_PER_CYCLE; i++) { 510 (void)skb_get(skb); 511 512 tx_ret_val = (netdev_tx_t)hns_nic_net_xmit_hw( 513 ndev, skb, 514 &tx_ring_data(priv, skb->queue_mapping)); 515 if (tx_ret_val == NETDEV_TX_OK) 516 good_cnt++; 517 else 518 break; 519 } 520 if (good_cnt != NIC_LB_TEST_PKT_NUM_PER_CYCLE) { 521 ret_val = NIC_LB_TEST_TX_CNT_ERR; 522 dev_err(priv->dev, "%s sent fail, cnt=0x%x, budget=0x%x\n", 523 hns_nic_test_strs[loop_mode], good_cnt, 524 NIC_LB_TEST_PKT_NUM_PER_CYCLE); 525 break; 526 } 527 528 /* allow 100 milliseconds for packets to go from Tx to Rx */ 529 msleep(100); 530 531 good_cnt = __lb_clean_rings(priv, 532 h->q_num, h->q_num * 2 - 1, 533 NIC_LB_TEST_PKT_NUM_PER_CYCLE); 534 if (good_cnt != NIC_LB_TEST_PKT_NUM_PER_CYCLE) { 535 ret_val = NIC_LB_TEST_RX_CNT_ERR; 536 dev_err(priv->dev, "%s recv fail, cnt=0x%x, budget=0x%x\n", 537 hns_nic_test_strs[loop_mode], good_cnt, 538 NIC_LB_TEST_PKT_NUM_PER_CYCLE); 539 break; 540 } 541 (void)__lb_clean_rings(priv, 542 NIC_LB_TEST_RING_ID, NIC_LB_TEST_RING_ID, 543 NIC_LB_TEST_PKT_NUM_PER_CYCLE); 544 } 545 546 /* free the original skb */ 547 kfree_skb(skb); 548 549 return ret_val; 550 } 551 552 static int __lb_down(struct net_device *ndev) 553 { 554 struct hns_nic_priv *priv = netdev_priv(ndev); 555 struct hnae_handle *h = priv->ae_handle; 556 int ret; 557 558 ret = __lb_setup(ndev, MAC_LOOP_NONE); 559 if (ret) 560 netdev_err(ndev, "%s: __lb_setup return error(%d)!\n", 561 __func__, 562 ret); 563 564 if (priv->phy) 565 phy_stop(priv->phy); 566 567 if (h->dev->ops->stop) 568 h->dev->ops->stop(h); 569 570 usleep_range(10000, 20000); 571 (void)__lb_clean_rings(priv, 0, h->q_num - 1, 256); 572 573 hns_nic_net_reset(ndev); 574 575 return 0; 576 } 577 578 /** 579 * hns_nic_self_test - self test 580 * @dev: net device 581 * @eth_test: test cmd 582 * @data: test result 583 */ 584 static void hns_nic_self_test(struct net_device *ndev, 585 struct ethtool_test *eth_test, u64 *data) 586 { 587 struct hns_nic_priv *priv = netdev_priv(ndev); 588 bool if_running = netif_running(ndev); 589 #define SELF_TEST_TPYE_NUM 3 590 int st_param[SELF_TEST_TPYE_NUM][2]; 591 int i; 592 int test_index = 0; 593 594 st_param[0][0] = MAC_INTERNALLOOP_MAC; /* XGE not supported lb */ 595 st_param[0][1] = (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII); 596 st_param[1][0] = MAC_INTERNALLOOP_SERDES; 597 st_param[1][1] = 1; /*serdes must exist*/ 598 st_param[2][0] = MAC_INTERNALLOOP_PHY; /* only supporte phy node*/ 599 st_param[2][1] = ((!!(priv->ae_handle->phy_node)) && 600 (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)); 601 602 if (eth_test->flags == ETH_TEST_FL_OFFLINE) { 603 set_bit(NIC_STATE_TESTING, &priv->state); 604 605 if (if_running) 606 (void)dev_close(ndev); 607 608 for (i = 0; i < SELF_TEST_TPYE_NUM; i++) { 609 if (!st_param[i][1]) 610 continue; /* NEXT testing */ 611 612 data[test_index] = __lb_up(ndev, 613 (enum hnae_loop)st_param[i][0]); 614 if (!data[test_index]) { 615 data[test_index] = __lb_run_test( 616 ndev, (enum hnae_loop)st_param[i][0]); 617 (void)__lb_down(ndev); 618 } 619 620 if (data[test_index]) 621 eth_test->flags |= ETH_TEST_FL_FAILED; 622 623 test_index++; 624 } 625 626 hns_nic_net_reset(priv->netdev); 627 628 clear_bit(NIC_STATE_TESTING, &priv->state); 629 630 if (if_running) 631 (void)dev_open(ndev); 632 } 633 /* Online tests aren't run; pass by default */ 634 635 (void)msleep_interruptible(4 * 1000); 636 } 637 638 /** 639 * hns_nic_get_drvinfo - get net driver info 640 * @dev: net device 641 * @drvinfo: driver info 642 */ 643 static void hns_nic_get_drvinfo(struct net_device *net_dev, 644 struct ethtool_drvinfo *drvinfo) 645 { 646 struct hns_nic_priv *priv = netdev_priv(net_dev); 647 648 strncpy(drvinfo->version, HNAE_DRIVER_VERSION, 649 sizeof(drvinfo->version)); 650 drvinfo->version[sizeof(drvinfo->version) - 1] = '\0'; 651 652 strncpy(drvinfo->driver, HNAE_DRIVER_NAME, sizeof(drvinfo->driver)); 653 drvinfo->driver[sizeof(drvinfo->driver) - 1] = '\0'; 654 655 strncpy(drvinfo->bus_info, priv->dev->bus->name, 656 sizeof(drvinfo->bus_info)); 657 drvinfo->bus_info[ETHTOOL_BUSINFO_LEN - 1] = '\0'; 658 659 strncpy(drvinfo->fw_version, "N/A", ETHTOOL_FWVERS_LEN); 660 drvinfo->eedump_len = 0; 661 } 662 663 /** 664 * hns_get_ringparam - get ring parameter 665 * @dev: net device 666 * @param: ethtool parameter 667 */ 668 void hns_get_ringparam(struct net_device *net_dev, 669 struct ethtool_ringparam *param) 670 { 671 struct hns_nic_priv *priv = netdev_priv(net_dev); 672 struct hnae_ae_ops *ops; 673 struct hnae_queue *queue; 674 u32 uplimit = 0; 675 676 queue = priv->ae_handle->qs[0]; 677 ops = priv->ae_handle->dev->ops; 678 679 if (ops->get_ring_bdnum_limit) 680 ops->get_ring_bdnum_limit(queue, &uplimit); 681 682 param->rx_max_pending = uplimit; 683 param->tx_max_pending = uplimit; 684 param->rx_pending = queue->rx_ring.desc_num; 685 param->tx_pending = queue->tx_ring.desc_num; 686 } 687 688 /** 689 * hns_get_pauseparam - get pause parameter 690 * @dev: net device 691 * @param: pause parameter 692 */ 693 static void hns_get_pauseparam(struct net_device *net_dev, 694 struct ethtool_pauseparam *param) 695 { 696 struct hns_nic_priv *priv = netdev_priv(net_dev); 697 struct hnae_ae_ops *ops; 698 699 ops = priv->ae_handle->dev->ops; 700 701 if (ops->get_pauseparam) 702 ops->get_pauseparam(priv->ae_handle, ¶m->autoneg, 703 ¶m->rx_pause, ¶m->tx_pause); 704 } 705 706 /** 707 * hns_set_pauseparam - set pause parameter 708 * @dev: net device 709 * @param: pause parameter 710 * 711 * Return 0 on success, negative on failure 712 */ 713 static int hns_set_pauseparam(struct net_device *net_dev, 714 struct ethtool_pauseparam *param) 715 { 716 struct hns_nic_priv *priv = netdev_priv(net_dev); 717 struct hnae_handle *h; 718 struct hnae_ae_ops *ops; 719 720 h = priv->ae_handle; 721 ops = h->dev->ops; 722 723 if (!ops->set_pauseparam) 724 return -ESRCH; 725 726 return ops->set_pauseparam(priv->ae_handle, param->autoneg, 727 param->rx_pause, param->tx_pause); 728 } 729 730 /** 731 * hns_get_coalesce - get coalesce info. 732 * @dev: net device 733 * @ec: coalesce info. 734 * 735 * Return 0 on success, negative on failure. 736 */ 737 static int hns_get_coalesce(struct net_device *net_dev, 738 struct ethtool_coalesce *ec) 739 { 740 struct hns_nic_priv *priv = netdev_priv(net_dev); 741 struct hnae_ae_ops *ops; 742 743 ops = priv->ae_handle->dev->ops; 744 745 ec->use_adaptive_rx_coalesce = 1; 746 ec->use_adaptive_tx_coalesce = 1; 747 748 if ((!ops->get_coalesce_usecs) || 749 (!ops->get_rx_max_coalesced_frames)) 750 return -ESRCH; 751 752 ops->get_coalesce_usecs(priv->ae_handle, 753 &ec->tx_coalesce_usecs, 754 &ec->rx_coalesce_usecs); 755 756 ops->get_rx_max_coalesced_frames( 757 priv->ae_handle, 758 &ec->tx_max_coalesced_frames, 759 &ec->rx_max_coalesced_frames); 760 761 return 0; 762 } 763 764 /** 765 * hns_set_coalesce - set coalesce info. 766 * @dev: net device 767 * @ec: coalesce info. 768 * 769 * Return 0 on success, negative on failure. 770 */ 771 static int hns_set_coalesce(struct net_device *net_dev, 772 struct ethtool_coalesce *ec) 773 { 774 struct hns_nic_priv *priv = netdev_priv(net_dev); 775 struct hnae_ae_ops *ops; 776 int ret; 777 778 ops = priv->ae_handle->dev->ops; 779 780 if (ec->tx_coalesce_usecs != ec->rx_coalesce_usecs) 781 return -EINVAL; 782 783 if (ec->rx_max_coalesced_frames != ec->tx_max_coalesced_frames) 784 return -EINVAL; 785 786 if ((!ops->set_coalesce_usecs) || 787 (!ops->set_coalesce_frames)) 788 return -ESRCH; 789 790 ret = ops->set_coalesce_usecs(priv->ae_handle, 791 ec->rx_coalesce_usecs); 792 if (ret) 793 return ret; 794 795 ret = ops->set_coalesce_frames( 796 priv->ae_handle, 797 ec->rx_max_coalesced_frames); 798 799 return ret; 800 } 801 802 /** 803 * hns_get_channels - get channel info. 804 * @dev: net device 805 * @ch: channel info. 806 */ 807 void hns_get_channels(struct net_device *net_dev, struct ethtool_channels *ch) 808 { 809 struct hns_nic_priv *priv = netdev_priv(net_dev); 810 811 ch->max_rx = priv->ae_handle->q_num; 812 ch->max_tx = priv->ae_handle->q_num; 813 814 ch->rx_count = priv->ae_handle->q_num; 815 ch->tx_count = priv->ae_handle->q_num; 816 } 817 818 /** 819 * get_ethtool_stats - get detail statistics. 820 * @dev: net device 821 * @stats: statistics info. 822 * @data: statistics data. 823 */ 824 void hns_get_ethtool_stats(struct net_device *netdev, 825 struct ethtool_stats *stats, u64 *data) 826 { 827 u64 *p = data; 828 struct hns_nic_priv *priv = netdev_priv(netdev); 829 struct hnae_handle *h = priv->ae_handle; 830 const struct rtnl_link_stats64 *net_stats; 831 struct rtnl_link_stats64 temp; 832 833 if (!h->dev->ops->get_stats || !h->dev->ops->update_stats) { 834 netdev_err(netdev, "get_stats or update_stats is null!\n"); 835 return; 836 } 837 838 h->dev->ops->update_stats(h, &netdev->stats); 839 840 net_stats = dev_get_stats(netdev, &temp); 841 842 /* get netdev statistics */ 843 p[0] = net_stats->rx_packets; 844 p[1] = net_stats->tx_packets; 845 p[2] = net_stats->rx_bytes; 846 p[3] = net_stats->tx_bytes; 847 p[4] = net_stats->rx_errors; 848 p[5] = net_stats->tx_errors; 849 p[6] = net_stats->rx_dropped; 850 p[7] = net_stats->tx_dropped; 851 p[8] = net_stats->multicast; 852 p[9] = net_stats->collisions; 853 p[10] = net_stats->rx_over_errors; 854 p[11] = net_stats->rx_crc_errors; 855 p[12] = net_stats->rx_frame_errors; 856 p[13] = net_stats->rx_fifo_errors; 857 p[14] = net_stats->rx_missed_errors; 858 p[15] = net_stats->tx_aborted_errors; 859 p[16] = net_stats->tx_carrier_errors; 860 p[17] = net_stats->tx_fifo_errors; 861 p[18] = net_stats->tx_heartbeat_errors; 862 p[19] = net_stats->rx_length_errors; 863 p[20] = net_stats->tx_window_errors; 864 p[21] = net_stats->rx_compressed; 865 p[22] = net_stats->tx_compressed; 866 867 p[23] = netdev->rx_dropped.counter; 868 p[24] = netdev->tx_dropped.counter; 869 870 p[25] = priv->tx_timeout_count; 871 872 /* get driver statistics */ 873 h->dev->ops->get_stats(h, &p[26]); 874 } 875 876 /** 877 * get_strings: Return a set of strings that describe the requested objects 878 * @dev: net device 879 * @stats: string set ID. 880 * @data: objects data. 881 */ 882 void hns_get_strings(struct net_device *netdev, u32 stringset, u8 *data) 883 { 884 struct hns_nic_priv *priv = netdev_priv(netdev); 885 struct hnae_handle *h = priv->ae_handle; 886 char *buff = (char *)data; 887 888 if (!h->dev->ops->get_strings) { 889 netdev_err(netdev, "h->dev->ops->get_strings is null!\n"); 890 return; 891 } 892 893 if (stringset == ETH_SS_TEST) { 894 if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII) { 895 memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_MAC], 896 ETH_GSTRING_LEN); 897 buff += ETH_GSTRING_LEN; 898 } 899 memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_SERDES], 900 ETH_GSTRING_LEN); 901 buff += ETH_GSTRING_LEN; 902 if ((priv->phy) && (!priv->phy->is_c45)) 903 memcpy(buff, hns_nic_test_strs[MAC_INTERNALLOOP_PHY], 904 ETH_GSTRING_LEN); 905 906 } else { 907 snprintf(buff, ETH_GSTRING_LEN, "rx_packets"); 908 buff = buff + ETH_GSTRING_LEN; 909 snprintf(buff, ETH_GSTRING_LEN, "tx_packets"); 910 buff = buff + ETH_GSTRING_LEN; 911 snprintf(buff, ETH_GSTRING_LEN, "rx_bytes"); 912 buff = buff + ETH_GSTRING_LEN; 913 snprintf(buff, ETH_GSTRING_LEN, "tx_bytes"); 914 buff = buff + ETH_GSTRING_LEN; 915 snprintf(buff, ETH_GSTRING_LEN, "rx_errors"); 916 buff = buff + ETH_GSTRING_LEN; 917 snprintf(buff, ETH_GSTRING_LEN, "tx_errors"); 918 buff = buff + ETH_GSTRING_LEN; 919 snprintf(buff, ETH_GSTRING_LEN, "rx_dropped"); 920 buff = buff + ETH_GSTRING_LEN; 921 snprintf(buff, ETH_GSTRING_LEN, "tx_dropped"); 922 buff = buff + ETH_GSTRING_LEN; 923 snprintf(buff, ETH_GSTRING_LEN, "multicast"); 924 buff = buff + ETH_GSTRING_LEN; 925 snprintf(buff, ETH_GSTRING_LEN, "collisions"); 926 buff = buff + ETH_GSTRING_LEN; 927 snprintf(buff, ETH_GSTRING_LEN, "rx_over_errors"); 928 buff = buff + ETH_GSTRING_LEN; 929 snprintf(buff, ETH_GSTRING_LEN, "rx_crc_errors"); 930 buff = buff + ETH_GSTRING_LEN; 931 snprintf(buff, ETH_GSTRING_LEN, "rx_frame_errors"); 932 buff = buff + ETH_GSTRING_LEN; 933 snprintf(buff, ETH_GSTRING_LEN, "rx_fifo_errors"); 934 buff = buff + ETH_GSTRING_LEN; 935 snprintf(buff, ETH_GSTRING_LEN, "rx_missed_errors"); 936 buff = buff + ETH_GSTRING_LEN; 937 snprintf(buff, ETH_GSTRING_LEN, "tx_aborted_errors"); 938 buff = buff + ETH_GSTRING_LEN; 939 snprintf(buff, ETH_GSTRING_LEN, "tx_carrier_errors"); 940 buff = buff + ETH_GSTRING_LEN; 941 snprintf(buff, ETH_GSTRING_LEN, "tx_fifo_errors"); 942 buff = buff + ETH_GSTRING_LEN; 943 snprintf(buff, ETH_GSTRING_LEN, "tx_heartbeat_errors"); 944 buff = buff + ETH_GSTRING_LEN; 945 snprintf(buff, ETH_GSTRING_LEN, "rx_length_errors"); 946 buff = buff + ETH_GSTRING_LEN; 947 snprintf(buff, ETH_GSTRING_LEN, "tx_window_errors"); 948 buff = buff + ETH_GSTRING_LEN; 949 snprintf(buff, ETH_GSTRING_LEN, "rx_compressed"); 950 buff = buff + ETH_GSTRING_LEN; 951 snprintf(buff, ETH_GSTRING_LEN, "tx_compressed"); 952 buff = buff + ETH_GSTRING_LEN; 953 snprintf(buff, ETH_GSTRING_LEN, "netdev_rx_dropped"); 954 buff = buff + ETH_GSTRING_LEN; 955 snprintf(buff, ETH_GSTRING_LEN, "netdev_tx_dropped"); 956 buff = buff + ETH_GSTRING_LEN; 957 958 snprintf(buff, ETH_GSTRING_LEN, "netdev_tx_timeout"); 959 buff = buff + ETH_GSTRING_LEN; 960 961 h->dev->ops->get_strings(h, stringset, (u8 *)buff); 962 } 963 } 964 965 /** 966 * nic_get_sset_count - get string set count witch returned by nic_get_strings. 967 * @dev: net device 968 * @stringset: string set index, 0: self test string; 1: statistics string. 969 * 970 * Return string set count. 971 */ 972 int hns_get_sset_count(struct net_device *netdev, int stringset) 973 { 974 struct hns_nic_priv *priv = netdev_priv(netdev); 975 struct hnae_handle *h = priv->ae_handle; 976 struct hnae_ae_ops *ops = h->dev->ops; 977 978 if (!ops->get_sset_count) { 979 netdev_err(netdev, "get_sset_count is null!\n"); 980 return -EOPNOTSUPP; 981 } 982 if (stringset == ETH_SS_TEST) { 983 u32 cnt = (sizeof(hns_nic_test_strs) / ETH_GSTRING_LEN); 984 985 if (priv->ae_handle->phy_if == PHY_INTERFACE_MODE_XGMII) 986 cnt--; 987 988 if ((!priv->phy) || (priv->phy->is_c45)) 989 cnt--; 990 991 return cnt; 992 } else { 993 return (HNS_NET_STATS_CNT + ops->get_sset_count(h, stringset)); 994 } 995 } 996 997 /** 998 * hns_phy_led_set - set phy LED status. 999 * @dev: net device 1000 * @value: LED state. 1001 * 1002 * Return 0 on success, negative on failure. 1003 */ 1004 int hns_phy_led_set(struct net_device *netdev, int value) 1005 { 1006 int retval; 1007 struct hns_nic_priv *priv = netdev_priv(netdev); 1008 struct phy_device *phy_dev = priv->phy; 1009 1010 retval = phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_LED); 1011 retval |= phy_write(phy_dev, HNS_LED_FC_REG, value); 1012 retval |= phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER); 1013 if (retval) { 1014 netdev_err(netdev, "mdiobus_write fail !\n"); 1015 return retval; 1016 } 1017 return 0; 1018 } 1019 1020 /** 1021 * nic_set_phys_id - set phy identify LED. 1022 * @dev: net device 1023 * @state: LED state. 1024 * 1025 * Return 0 on success, negative on failure. 1026 */ 1027 int hns_set_phys_id(struct net_device *netdev, enum ethtool_phys_id_state state) 1028 { 1029 struct hns_nic_priv *priv = netdev_priv(netdev); 1030 struct hnae_handle *h = priv->ae_handle; 1031 struct phy_device *phy_dev = priv->phy; 1032 int ret; 1033 1034 if (phy_dev) 1035 switch (state) { 1036 case ETHTOOL_ID_ACTIVE: 1037 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG, 1038 HNS_PHY_PAGE_LED); 1039 if (ret) 1040 return ret; 1041 1042 priv->phy_led_val = phy_read(phy_dev, HNS_LED_FC_REG); 1043 1044 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG, 1045 HNS_PHY_PAGE_COPPER); 1046 if (ret) 1047 return ret; 1048 return 2; 1049 case ETHTOOL_ID_ON: 1050 ret = hns_phy_led_set(netdev, HNS_LED_FORCE_ON); 1051 if (ret) 1052 return ret; 1053 break; 1054 case ETHTOOL_ID_OFF: 1055 ret = hns_phy_led_set(netdev, HNS_LED_FORCE_OFF); 1056 if (ret) 1057 return ret; 1058 break; 1059 case ETHTOOL_ID_INACTIVE: 1060 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG, 1061 HNS_PHY_PAGE_LED); 1062 if (ret) 1063 return ret; 1064 1065 ret = phy_write(phy_dev, HNS_LED_FC_REG, 1066 priv->phy_led_val); 1067 if (ret) 1068 return ret; 1069 1070 ret = phy_write(phy_dev, HNS_PHY_PAGE_REG, 1071 HNS_PHY_PAGE_COPPER); 1072 if (ret) 1073 return ret; 1074 break; 1075 default: 1076 return -EINVAL; 1077 } 1078 else 1079 switch (state) { 1080 case ETHTOOL_ID_ACTIVE: 1081 return h->dev->ops->set_led_id(h, HNAE_LED_ACTIVE); 1082 case ETHTOOL_ID_ON: 1083 return h->dev->ops->set_led_id(h, HNAE_LED_ON); 1084 case ETHTOOL_ID_OFF: 1085 return h->dev->ops->set_led_id(h, HNAE_LED_OFF); 1086 case ETHTOOL_ID_INACTIVE: 1087 return h->dev->ops->set_led_id(h, HNAE_LED_INACTIVE); 1088 default: 1089 return -EINVAL; 1090 } 1091 1092 return 0; 1093 } 1094 1095 /** 1096 * hns_get_regs - get net device register 1097 * @dev: net device 1098 * @cmd: ethtool cmd 1099 * @date: register data 1100 */ 1101 void hns_get_regs(struct net_device *net_dev, struct ethtool_regs *cmd, 1102 void *data) 1103 { 1104 struct hns_nic_priv *priv = netdev_priv(net_dev); 1105 struct hnae_ae_ops *ops; 1106 1107 ops = priv->ae_handle->dev->ops; 1108 1109 cmd->version = HNS_CHIP_VERSION; 1110 if (!ops->get_regs) { 1111 netdev_err(net_dev, "ops->get_regs is null!\n"); 1112 return; 1113 } 1114 ops->get_regs(priv->ae_handle, data); 1115 } 1116 1117 /** 1118 * nic_get_regs_len - get total register len. 1119 * @dev: net device 1120 * 1121 * Return total register len. 1122 */ 1123 static int hns_get_regs_len(struct net_device *net_dev) 1124 { 1125 u32 reg_num; 1126 struct hns_nic_priv *priv = netdev_priv(net_dev); 1127 struct hnae_ae_ops *ops; 1128 1129 ops = priv->ae_handle->dev->ops; 1130 if (!ops->get_regs_len) { 1131 netdev_err(net_dev, "ops->get_regs_len is null!\n"); 1132 return -EOPNOTSUPP; 1133 } 1134 1135 reg_num = ops->get_regs_len(priv->ae_handle); 1136 if (reg_num > 0) 1137 return reg_num * sizeof(u32); 1138 else 1139 return reg_num; /* error code */ 1140 } 1141 1142 /** 1143 * hns_nic_nway_reset - nway reset 1144 * @dev: net device 1145 * 1146 * Return 0 on success, negative on failure 1147 */ 1148 static int hns_nic_nway_reset(struct net_device *netdev) 1149 { 1150 int ret = 0; 1151 struct hns_nic_priv *priv = netdev_priv(netdev); 1152 struct phy_device *phy = priv->phy; 1153 1154 if (netif_running(netdev)) { 1155 if (phy) 1156 ret = genphy_restart_aneg(phy); 1157 } 1158 1159 return ret; 1160 } 1161 1162 static u32 1163 hns_get_rss_key_size(struct net_device *netdev) 1164 { 1165 struct hns_nic_priv *priv = netdev_priv(netdev); 1166 struct hnae_ae_ops *ops; 1167 1168 if (AE_IS_VER1(priv->enet_ver)) { 1169 netdev_err(netdev, 1170 "RSS feature is not supported on this hardware\n"); 1171 return 0; 1172 } 1173 1174 ops = priv->ae_handle->dev->ops; 1175 return ops->get_rss_key_size(priv->ae_handle); 1176 } 1177 1178 static u32 1179 hns_get_rss_indir_size(struct net_device *netdev) 1180 { 1181 struct hns_nic_priv *priv = netdev_priv(netdev); 1182 struct hnae_ae_ops *ops; 1183 1184 if (AE_IS_VER1(priv->enet_ver)) { 1185 netdev_err(netdev, 1186 "RSS feature is not supported on this hardware\n"); 1187 return 0; 1188 } 1189 1190 ops = priv->ae_handle->dev->ops; 1191 return ops->get_rss_indir_size(priv->ae_handle); 1192 } 1193 1194 static int 1195 hns_get_rss(struct net_device *netdev, u32 *indir, u8 *key, u8 *hfunc) 1196 { 1197 struct hns_nic_priv *priv = netdev_priv(netdev); 1198 struct hnae_ae_ops *ops; 1199 1200 if (AE_IS_VER1(priv->enet_ver)) { 1201 netdev_err(netdev, 1202 "RSS feature is not supported on this hardware\n"); 1203 return -EOPNOTSUPP; 1204 } 1205 1206 ops = priv->ae_handle->dev->ops; 1207 1208 if (!indir) 1209 return 0; 1210 1211 return ops->get_rss(priv->ae_handle, indir, key, hfunc); 1212 } 1213 1214 static int 1215 hns_set_rss(struct net_device *netdev, const u32 *indir, const u8 *key, 1216 const u8 hfunc) 1217 { 1218 struct hns_nic_priv *priv = netdev_priv(netdev); 1219 struct hnae_ae_ops *ops; 1220 1221 if (AE_IS_VER1(priv->enet_ver)) { 1222 netdev_err(netdev, 1223 "RSS feature is not supported on this hardware\n"); 1224 return -EOPNOTSUPP; 1225 } 1226 1227 ops = priv->ae_handle->dev->ops; 1228 1229 /* currently hfunc can only be Toeplitz hash */ 1230 if (key || 1231 (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)) 1232 return -EOPNOTSUPP; 1233 if (!indir) 1234 return 0; 1235 1236 return ops->set_rss(priv->ae_handle, indir, key, hfunc); 1237 } 1238 1239 static int hns_get_rxnfc(struct net_device *netdev, 1240 struct ethtool_rxnfc *cmd, 1241 u32 *rule_locs) 1242 { 1243 struct hns_nic_priv *priv = netdev_priv(netdev); 1244 1245 switch (cmd->cmd) { 1246 case ETHTOOL_GRXRINGS: 1247 cmd->data = priv->ae_handle->q_num; 1248 break; 1249 default: 1250 return -EOPNOTSUPP; 1251 } 1252 1253 return 0; 1254 } 1255 1256 static struct ethtool_ops hns_ethtool_ops = { 1257 .get_drvinfo = hns_nic_get_drvinfo, 1258 .get_link = hns_nic_get_link, 1259 .get_settings = hns_nic_get_settings, 1260 .set_settings = hns_nic_set_settings, 1261 .get_ringparam = hns_get_ringparam, 1262 .get_pauseparam = hns_get_pauseparam, 1263 .set_pauseparam = hns_set_pauseparam, 1264 .get_coalesce = hns_get_coalesce, 1265 .set_coalesce = hns_set_coalesce, 1266 .get_channels = hns_get_channels, 1267 .self_test = hns_nic_self_test, 1268 .get_strings = hns_get_strings, 1269 .get_sset_count = hns_get_sset_count, 1270 .get_ethtool_stats = hns_get_ethtool_stats, 1271 .set_phys_id = hns_set_phys_id, 1272 .get_regs_len = hns_get_regs_len, 1273 .get_regs = hns_get_regs, 1274 .nway_reset = hns_nic_nway_reset, 1275 .get_rxfh_key_size = hns_get_rss_key_size, 1276 .get_rxfh_indir_size = hns_get_rss_indir_size, 1277 .get_rxfh = hns_get_rss, 1278 .set_rxfh = hns_set_rss, 1279 .get_rxnfc = hns_get_rxnfc, 1280 }; 1281 1282 void hns_ethtool_set_ops(struct net_device *ndev) 1283 { 1284 ndev->ethtool_ops = &hns_ethtool_ops; 1285 } 1286