1 /* 2 * Copyright (c) 2007 Mellanox Technologies. All rights reserved. 3 * 4 * This software is available to you under a choice of one of two 5 * licenses. You may choose to be licensed under the terms of the GNU 6 * General Public License (GPL) Version 2, available from the file 7 * COPYING in the main directory of this source tree, or the 8 * OpenIB.org BSD license below: 9 * 10 * Redistribution and use in source and binary forms, with or 11 * without modification, are permitted provided that the following 12 * conditions are met: 13 * 14 * - Redistributions of source code must retain the above 15 * copyright notice, this list of conditions and the following 16 * disclaimer. 17 * 18 * - Redistributions in binary form must reproduce the above 19 * copyright notice, this list of conditions and the following 20 * disclaimer in the documentation and/or other materials 21 * provided with the distribution. 22 * 23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 30 * SOFTWARE. 31 * 32 */ 33 34 #include <linux/kernel.h> 35 #include <linux/ethtool.h> 36 #include <linux/netdevice.h> 37 #include <linux/mlx4/driver.h> 38 #include <linux/in.h> 39 #include <net/ip.h> 40 41 #include "mlx4_en.h" 42 #include "en_port.h" 43 44 #define EN_ETHTOOL_QP_ATTACH (1ull << 63) 45 #define EN_ETHTOOL_SHORT_MASK cpu_to_be16(0xffff) 46 #define EN_ETHTOOL_WORD_MASK cpu_to_be32(0xffffffff) 47 48 static int mlx4_en_moderation_update(struct mlx4_en_priv *priv) 49 { 50 int i; 51 int err = 0; 52 53 for (i = 0; i < priv->tx_ring_num; i++) { 54 priv->tx_cq[i].moder_cnt = priv->tx_frames; 55 priv->tx_cq[i].moder_time = priv->tx_usecs; 56 err = mlx4_en_set_cq_moder(priv, &priv->tx_cq[i]); 57 if (err) 58 return err; 59 } 60 61 if (priv->adaptive_rx_coal) 62 return 0; 63 64 for (i = 0; i < priv->rx_ring_num; i++) { 65 priv->rx_cq[i].moder_cnt = priv->rx_frames; 66 priv->rx_cq[i].moder_time = priv->rx_usecs; 67 priv->last_moder_time[i] = MLX4_EN_AUTO_CONF; 68 err = mlx4_en_set_cq_moder(priv, &priv->rx_cq[i]); 69 if (err) 70 return err; 71 } 72 73 return err; 74 } 75 76 static void 77 mlx4_en_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo) 78 { 79 struct mlx4_en_priv *priv = netdev_priv(dev); 80 struct mlx4_en_dev *mdev = priv->mdev; 81 82 strlcpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver)); 83 strlcpy(drvinfo->version, DRV_VERSION " (" DRV_RELDATE ")", 84 sizeof(drvinfo->version)); 85 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), 86 "%d.%d.%d", 87 (u16) (mdev->dev->caps.fw_ver >> 32), 88 (u16) ((mdev->dev->caps.fw_ver >> 16) & 0xffff), 89 (u16) (mdev->dev->caps.fw_ver & 0xffff)); 90 strlcpy(drvinfo->bus_info, pci_name(mdev->dev->pdev), 91 sizeof(drvinfo->bus_info)); 92 drvinfo->n_stats = 0; 93 drvinfo->regdump_len = 0; 94 drvinfo->eedump_len = 0; 95 } 96 97 static const char main_strings[][ETH_GSTRING_LEN] = { 98 "rx_packets", "tx_packets", "rx_bytes", "tx_bytes", "rx_errors", 99 "tx_errors", "rx_dropped", "tx_dropped", "multicast", "collisions", 100 "rx_length_errors", "rx_over_errors", "rx_crc_errors", 101 "rx_frame_errors", "rx_fifo_errors", "rx_missed_errors", 102 "tx_aborted_errors", "tx_carrier_errors", "tx_fifo_errors", 103 "tx_heartbeat_errors", "tx_window_errors", 104 105 /* port statistics */ 106 "tso_packets", 107 "queue_stopped", "wake_queue", "tx_timeout", "rx_alloc_failed", 108 "rx_csum_good", "rx_csum_none", "tx_chksum_offload", 109 110 /* packet statistics */ 111 "broadcast", "rx_prio_0", "rx_prio_1", "rx_prio_2", "rx_prio_3", 112 "rx_prio_4", "rx_prio_5", "rx_prio_6", "rx_prio_7", "tx_prio_0", 113 "tx_prio_1", "tx_prio_2", "tx_prio_3", "tx_prio_4", "tx_prio_5", 114 "tx_prio_6", "tx_prio_7", 115 }; 116 #define NUM_MAIN_STATS 21 117 #define NUM_ALL_STATS (NUM_MAIN_STATS + NUM_PORT_STATS + NUM_PKT_STATS + NUM_PERF_STATS) 118 119 static const char mlx4_en_test_names[][ETH_GSTRING_LEN]= { 120 "Interrupt Test", 121 "Link Test", 122 "Speed Test", 123 "Register Test", 124 "Loopback Test", 125 }; 126 127 static u32 mlx4_en_get_msglevel(struct net_device *dev) 128 { 129 return ((struct mlx4_en_priv *) netdev_priv(dev))->msg_enable; 130 } 131 132 static void mlx4_en_set_msglevel(struct net_device *dev, u32 val) 133 { 134 ((struct mlx4_en_priv *) netdev_priv(dev))->msg_enable = val; 135 } 136 137 static void mlx4_en_get_wol(struct net_device *netdev, 138 struct ethtool_wolinfo *wol) 139 { 140 struct mlx4_en_priv *priv = netdev_priv(netdev); 141 int err = 0; 142 u64 config = 0; 143 u64 mask; 144 145 if ((priv->port < 1) || (priv->port > 2)) { 146 en_err(priv, "Failed to get WoL information\n"); 147 return; 148 } 149 150 mask = (priv->port == 1) ? MLX4_DEV_CAP_FLAG_WOL_PORT1 : 151 MLX4_DEV_CAP_FLAG_WOL_PORT2; 152 153 if (!(priv->mdev->dev->caps.flags & mask)) { 154 wol->supported = 0; 155 wol->wolopts = 0; 156 return; 157 } 158 159 err = mlx4_wol_read(priv->mdev->dev, &config, priv->port); 160 if (err) { 161 en_err(priv, "Failed to get WoL information\n"); 162 return; 163 } 164 165 if (config & MLX4_EN_WOL_MAGIC) 166 wol->supported = WAKE_MAGIC; 167 else 168 wol->supported = 0; 169 170 if (config & MLX4_EN_WOL_ENABLED) 171 wol->wolopts = WAKE_MAGIC; 172 else 173 wol->wolopts = 0; 174 } 175 176 static int mlx4_en_set_wol(struct net_device *netdev, 177 struct ethtool_wolinfo *wol) 178 { 179 struct mlx4_en_priv *priv = netdev_priv(netdev); 180 u64 config = 0; 181 int err = 0; 182 u64 mask; 183 184 if ((priv->port < 1) || (priv->port > 2)) 185 return -EOPNOTSUPP; 186 187 mask = (priv->port == 1) ? MLX4_DEV_CAP_FLAG_WOL_PORT1 : 188 MLX4_DEV_CAP_FLAG_WOL_PORT2; 189 190 if (!(priv->mdev->dev->caps.flags & mask)) 191 return -EOPNOTSUPP; 192 193 if (wol->supported & ~WAKE_MAGIC) 194 return -EINVAL; 195 196 err = mlx4_wol_read(priv->mdev->dev, &config, priv->port); 197 if (err) { 198 en_err(priv, "Failed to get WoL info, unable to modify\n"); 199 return err; 200 } 201 202 if (wol->wolopts & WAKE_MAGIC) { 203 config |= MLX4_EN_WOL_DO_MODIFY | MLX4_EN_WOL_ENABLED | 204 MLX4_EN_WOL_MAGIC; 205 } else { 206 config &= ~(MLX4_EN_WOL_ENABLED | MLX4_EN_WOL_MAGIC); 207 config |= MLX4_EN_WOL_DO_MODIFY; 208 } 209 210 err = mlx4_wol_write(priv->mdev->dev, config, priv->port); 211 if (err) 212 en_err(priv, "Failed to set WoL information\n"); 213 214 return err; 215 } 216 217 static int mlx4_en_get_sset_count(struct net_device *dev, int sset) 218 { 219 struct mlx4_en_priv *priv = netdev_priv(dev); 220 int bit_count = hweight64(priv->stats_bitmap); 221 222 switch (sset) { 223 case ETH_SS_STATS: 224 return (priv->stats_bitmap ? bit_count : NUM_ALL_STATS) + 225 (priv->tx_ring_num * 2) + 226 #ifdef CONFIG_NET_RX_BUSY_POLL 227 (priv->rx_ring_num * 5); 228 #else 229 (priv->rx_ring_num * 2); 230 #endif 231 case ETH_SS_TEST: 232 return MLX4_EN_NUM_SELF_TEST - !(priv->mdev->dev->caps.flags 233 & MLX4_DEV_CAP_FLAG_UC_LOOPBACK) * 2; 234 default: 235 return -EOPNOTSUPP; 236 } 237 } 238 239 static void mlx4_en_get_ethtool_stats(struct net_device *dev, 240 struct ethtool_stats *stats, uint64_t *data) 241 { 242 struct mlx4_en_priv *priv = netdev_priv(dev); 243 int index = 0; 244 int i, j = 0; 245 246 spin_lock_bh(&priv->stats_lock); 247 248 if (!(priv->stats_bitmap)) { 249 for (i = 0; i < NUM_MAIN_STATS; i++) 250 data[index++] = 251 ((unsigned long *) &priv->stats)[i]; 252 for (i = 0; i < NUM_PORT_STATS; i++) 253 data[index++] = 254 ((unsigned long *) &priv->port_stats)[i]; 255 for (i = 0; i < NUM_PKT_STATS; i++) 256 data[index++] = 257 ((unsigned long *) &priv->pkstats)[i]; 258 } else { 259 for (i = 0; i < NUM_MAIN_STATS; i++) { 260 if ((priv->stats_bitmap >> j) & 1) 261 data[index++] = 262 ((unsigned long *) &priv->stats)[i]; 263 j++; 264 } 265 for (i = 0; i < NUM_PORT_STATS; i++) { 266 if ((priv->stats_bitmap >> j) & 1) 267 data[index++] = 268 ((unsigned long *) &priv->port_stats)[i]; 269 j++; 270 } 271 } 272 for (i = 0; i < priv->tx_ring_num; i++) { 273 data[index++] = priv->tx_ring[i].packets; 274 data[index++] = priv->tx_ring[i].bytes; 275 } 276 for (i = 0; i < priv->rx_ring_num; i++) { 277 data[index++] = priv->rx_ring[i].packets; 278 data[index++] = priv->rx_ring[i].bytes; 279 #ifdef CONFIG_NET_RX_BUSY_POLL 280 data[index++] = priv->rx_ring[i].yields; 281 data[index++] = priv->rx_ring[i].misses; 282 data[index++] = priv->rx_ring[i].cleaned; 283 #endif 284 } 285 spin_unlock_bh(&priv->stats_lock); 286 287 } 288 289 static void mlx4_en_self_test(struct net_device *dev, 290 struct ethtool_test *etest, u64 *buf) 291 { 292 mlx4_en_ex_selftest(dev, &etest->flags, buf); 293 } 294 295 static void mlx4_en_get_strings(struct net_device *dev, 296 uint32_t stringset, uint8_t *data) 297 { 298 struct mlx4_en_priv *priv = netdev_priv(dev); 299 int index = 0; 300 int i; 301 302 switch (stringset) { 303 case ETH_SS_TEST: 304 for (i = 0; i < MLX4_EN_NUM_SELF_TEST - 2; i++) 305 strcpy(data + i * ETH_GSTRING_LEN, mlx4_en_test_names[i]); 306 if (priv->mdev->dev->caps.flags & MLX4_DEV_CAP_FLAG_UC_LOOPBACK) 307 for (; i < MLX4_EN_NUM_SELF_TEST; i++) 308 strcpy(data + i * ETH_GSTRING_LEN, mlx4_en_test_names[i]); 309 break; 310 311 case ETH_SS_STATS: 312 /* Add main counters */ 313 if (!priv->stats_bitmap) { 314 for (i = 0; i < NUM_MAIN_STATS; i++) 315 strcpy(data + (index++) * ETH_GSTRING_LEN, 316 main_strings[i]); 317 for (i = 0; i < NUM_PORT_STATS; i++) 318 strcpy(data + (index++) * ETH_GSTRING_LEN, 319 main_strings[i + 320 NUM_MAIN_STATS]); 321 for (i = 0; i < NUM_PKT_STATS; i++) 322 strcpy(data + (index++) * ETH_GSTRING_LEN, 323 main_strings[i + 324 NUM_MAIN_STATS + 325 NUM_PORT_STATS]); 326 } else 327 for (i = 0; i < NUM_MAIN_STATS + NUM_PORT_STATS; i++) { 328 if ((priv->stats_bitmap >> i) & 1) { 329 strcpy(data + 330 (index++) * ETH_GSTRING_LEN, 331 main_strings[i]); 332 } 333 if (!(priv->stats_bitmap >> i)) 334 break; 335 } 336 for (i = 0; i < priv->tx_ring_num; i++) { 337 sprintf(data + (index++) * ETH_GSTRING_LEN, 338 "tx%d_packets", i); 339 sprintf(data + (index++) * ETH_GSTRING_LEN, 340 "tx%d_bytes", i); 341 } 342 for (i = 0; i < priv->rx_ring_num; i++) { 343 sprintf(data + (index++) * ETH_GSTRING_LEN, 344 "rx%d_packets", i); 345 sprintf(data + (index++) * ETH_GSTRING_LEN, 346 "rx%d_bytes", i); 347 #ifdef CONFIG_NET_RX_BUSY_POLL 348 sprintf(data + (index++) * ETH_GSTRING_LEN, 349 "rx%d_napi_yield", i); 350 sprintf(data + (index++) * ETH_GSTRING_LEN, 351 "rx%d_misses", i); 352 sprintf(data + (index++) * ETH_GSTRING_LEN, 353 "rx%d_cleaned", i); 354 #endif 355 } 356 break; 357 } 358 } 359 360 static int mlx4_en_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) 361 { 362 struct mlx4_en_priv *priv = netdev_priv(dev); 363 int trans_type; 364 365 cmd->autoneg = AUTONEG_DISABLE; 366 cmd->supported = SUPPORTED_10000baseT_Full; 367 cmd->advertising = ADVERTISED_10000baseT_Full; 368 369 if (mlx4_en_QUERY_PORT(priv->mdev, priv->port)) 370 return -ENOMEM; 371 372 trans_type = priv->port_state.transciver; 373 if (netif_carrier_ok(dev)) { 374 ethtool_cmd_speed_set(cmd, priv->port_state.link_speed); 375 cmd->duplex = DUPLEX_FULL; 376 } else { 377 ethtool_cmd_speed_set(cmd, -1); 378 cmd->duplex = -1; 379 } 380 381 if (trans_type > 0 && trans_type <= 0xC) { 382 cmd->port = PORT_FIBRE; 383 cmd->transceiver = XCVR_EXTERNAL; 384 cmd->supported |= SUPPORTED_FIBRE; 385 cmd->advertising |= ADVERTISED_FIBRE; 386 } else if (trans_type == 0x80 || trans_type == 0) { 387 cmd->port = PORT_TP; 388 cmd->transceiver = XCVR_INTERNAL; 389 cmd->supported |= SUPPORTED_TP; 390 cmd->advertising |= ADVERTISED_TP; 391 } else { 392 cmd->port = -1; 393 cmd->transceiver = -1; 394 } 395 return 0; 396 } 397 398 static int mlx4_en_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) 399 { 400 if ((cmd->autoneg == AUTONEG_ENABLE) || 401 (ethtool_cmd_speed(cmd) != SPEED_10000) || 402 (cmd->duplex != DUPLEX_FULL)) 403 return -EINVAL; 404 405 /* Nothing to change */ 406 return 0; 407 } 408 409 static int mlx4_en_get_coalesce(struct net_device *dev, 410 struct ethtool_coalesce *coal) 411 { 412 struct mlx4_en_priv *priv = netdev_priv(dev); 413 414 coal->tx_coalesce_usecs = priv->tx_usecs; 415 coal->tx_max_coalesced_frames = priv->tx_frames; 416 coal->rx_coalesce_usecs = priv->rx_usecs; 417 coal->rx_max_coalesced_frames = priv->rx_frames; 418 419 coal->pkt_rate_low = priv->pkt_rate_low; 420 coal->rx_coalesce_usecs_low = priv->rx_usecs_low; 421 coal->pkt_rate_high = priv->pkt_rate_high; 422 coal->rx_coalesce_usecs_high = priv->rx_usecs_high; 423 coal->rate_sample_interval = priv->sample_interval; 424 coal->use_adaptive_rx_coalesce = priv->adaptive_rx_coal; 425 return 0; 426 } 427 428 static int mlx4_en_set_coalesce(struct net_device *dev, 429 struct ethtool_coalesce *coal) 430 { 431 struct mlx4_en_priv *priv = netdev_priv(dev); 432 433 priv->rx_frames = (coal->rx_max_coalesced_frames == 434 MLX4_EN_AUTO_CONF) ? 435 MLX4_EN_RX_COAL_TARGET : 436 coal->rx_max_coalesced_frames; 437 priv->rx_usecs = (coal->rx_coalesce_usecs == 438 MLX4_EN_AUTO_CONF) ? 439 MLX4_EN_RX_COAL_TIME : 440 coal->rx_coalesce_usecs; 441 442 /* Setting TX coalescing parameters */ 443 if (coal->tx_coalesce_usecs != priv->tx_usecs || 444 coal->tx_max_coalesced_frames != priv->tx_frames) { 445 priv->tx_usecs = coal->tx_coalesce_usecs; 446 priv->tx_frames = coal->tx_max_coalesced_frames; 447 } 448 449 /* Set adaptive coalescing params */ 450 priv->pkt_rate_low = coal->pkt_rate_low; 451 priv->rx_usecs_low = coal->rx_coalesce_usecs_low; 452 priv->pkt_rate_high = coal->pkt_rate_high; 453 priv->rx_usecs_high = coal->rx_coalesce_usecs_high; 454 priv->sample_interval = coal->rate_sample_interval; 455 priv->adaptive_rx_coal = coal->use_adaptive_rx_coalesce; 456 457 return mlx4_en_moderation_update(priv); 458 } 459 460 static int mlx4_en_set_pauseparam(struct net_device *dev, 461 struct ethtool_pauseparam *pause) 462 { 463 struct mlx4_en_priv *priv = netdev_priv(dev); 464 struct mlx4_en_dev *mdev = priv->mdev; 465 int err; 466 467 priv->prof->tx_pause = pause->tx_pause != 0; 468 priv->prof->rx_pause = pause->rx_pause != 0; 469 err = mlx4_SET_PORT_general(mdev->dev, priv->port, 470 priv->rx_skb_size + ETH_FCS_LEN, 471 priv->prof->tx_pause, 472 priv->prof->tx_ppp, 473 priv->prof->rx_pause, 474 priv->prof->rx_ppp); 475 if (err) 476 en_err(priv, "Failed setting pause params\n"); 477 478 return err; 479 } 480 481 static void mlx4_en_get_pauseparam(struct net_device *dev, 482 struct ethtool_pauseparam *pause) 483 { 484 struct mlx4_en_priv *priv = netdev_priv(dev); 485 486 pause->tx_pause = priv->prof->tx_pause; 487 pause->rx_pause = priv->prof->rx_pause; 488 } 489 490 static int mlx4_en_set_ringparam(struct net_device *dev, 491 struct ethtool_ringparam *param) 492 { 493 struct mlx4_en_priv *priv = netdev_priv(dev); 494 struct mlx4_en_dev *mdev = priv->mdev; 495 u32 rx_size, tx_size; 496 int port_up = 0; 497 int err = 0; 498 499 if (param->rx_jumbo_pending || param->rx_mini_pending) 500 return -EINVAL; 501 502 rx_size = roundup_pow_of_two(param->rx_pending); 503 rx_size = max_t(u32, rx_size, MLX4_EN_MIN_RX_SIZE); 504 rx_size = min_t(u32, rx_size, MLX4_EN_MAX_RX_SIZE); 505 tx_size = roundup_pow_of_two(param->tx_pending); 506 tx_size = max_t(u32, tx_size, MLX4_EN_MIN_TX_SIZE); 507 tx_size = min_t(u32, tx_size, MLX4_EN_MAX_TX_SIZE); 508 509 if (rx_size == (priv->port_up ? priv->rx_ring[0].actual_size : 510 priv->rx_ring[0].size) && 511 tx_size == priv->tx_ring[0].size) 512 return 0; 513 514 mutex_lock(&mdev->state_lock); 515 if (priv->port_up) { 516 port_up = 1; 517 mlx4_en_stop_port(dev, 1); 518 } 519 520 mlx4_en_free_resources(priv); 521 522 priv->prof->tx_ring_size = tx_size; 523 priv->prof->rx_ring_size = rx_size; 524 525 err = mlx4_en_alloc_resources(priv); 526 if (err) { 527 en_err(priv, "Failed reallocating port resources\n"); 528 goto out; 529 } 530 if (port_up) { 531 err = mlx4_en_start_port(dev); 532 if (err) 533 en_err(priv, "Failed starting port\n"); 534 } 535 536 err = mlx4_en_moderation_update(priv); 537 538 out: 539 mutex_unlock(&mdev->state_lock); 540 return err; 541 } 542 543 static void mlx4_en_get_ringparam(struct net_device *dev, 544 struct ethtool_ringparam *param) 545 { 546 struct mlx4_en_priv *priv = netdev_priv(dev); 547 548 memset(param, 0, sizeof(*param)); 549 param->rx_max_pending = MLX4_EN_MAX_RX_SIZE; 550 param->tx_max_pending = MLX4_EN_MAX_TX_SIZE; 551 param->rx_pending = priv->port_up ? 552 priv->rx_ring[0].actual_size : priv->rx_ring[0].size; 553 param->tx_pending = priv->tx_ring[0].size; 554 } 555 556 static u32 mlx4_en_get_rxfh_indir_size(struct net_device *dev) 557 { 558 struct mlx4_en_priv *priv = netdev_priv(dev); 559 560 return priv->rx_ring_num; 561 } 562 563 static int mlx4_en_get_rxfh_indir(struct net_device *dev, u32 *ring_index) 564 { 565 struct mlx4_en_priv *priv = netdev_priv(dev); 566 struct mlx4_en_rss_map *rss_map = &priv->rss_map; 567 int rss_rings; 568 size_t n = priv->rx_ring_num; 569 int err = 0; 570 571 rss_rings = priv->prof->rss_rings ?: priv->rx_ring_num; 572 573 while (n--) { 574 ring_index[n] = rss_map->qps[n % rss_rings].qpn - 575 rss_map->base_qpn; 576 } 577 578 return err; 579 } 580 581 static int mlx4_en_set_rxfh_indir(struct net_device *dev, 582 const u32 *ring_index) 583 { 584 struct mlx4_en_priv *priv = netdev_priv(dev); 585 struct mlx4_en_dev *mdev = priv->mdev; 586 int port_up = 0; 587 int err = 0; 588 int i; 589 int rss_rings = 0; 590 591 /* Calculate RSS table size and make sure flows are spread evenly 592 * between rings 593 */ 594 for (i = 0; i < priv->rx_ring_num; i++) { 595 if (i > 0 && !ring_index[i] && !rss_rings) 596 rss_rings = i; 597 598 if (ring_index[i] != (i % (rss_rings ?: priv->rx_ring_num))) 599 return -EINVAL; 600 } 601 602 if (!rss_rings) 603 rss_rings = priv->rx_ring_num; 604 605 /* RSS table size must be an order of 2 */ 606 if (!is_power_of_2(rss_rings)) 607 return -EINVAL; 608 609 mutex_lock(&mdev->state_lock); 610 if (priv->port_up) { 611 port_up = 1; 612 mlx4_en_stop_port(dev, 1); 613 } 614 615 priv->prof->rss_rings = rss_rings; 616 617 if (port_up) { 618 err = mlx4_en_start_port(dev); 619 if (err) 620 en_err(priv, "Failed starting port\n"); 621 } 622 623 mutex_unlock(&mdev->state_lock); 624 return err; 625 } 626 627 #define all_zeros_or_all_ones(field) \ 628 ((field) == 0 || (field) == (__force typeof(field))-1) 629 630 static int mlx4_en_validate_flow(struct net_device *dev, 631 struct ethtool_rxnfc *cmd) 632 { 633 struct ethtool_usrip4_spec *l3_mask; 634 struct ethtool_tcpip4_spec *l4_mask; 635 struct ethhdr *eth_mask; 636 637 if (cmd->fs.location >= MAX_NUM_OF_FS_RULES) 638 return -EINVAL; 639 640 if (cmd->fs.flow_type & FLOW_MAC_EXT) { 641 /* dest mac mask must be ff:ff:ff:ff:ff:ff */ 642 if (!is_broadcast_ether_addr(cmd->fs.m_ext.h_dest)) 643 return -EINVAL; 644 } 645 646 switch (cmd->fs.flow_type & ~(FLOW_EXT | FLOW_MAC_EXT)) { 647 case TCP_V4_FLOW: 648 case UDP_V4_FLOW: 649 if (cmd->fs.m_u.tcp_ip4_spec.tos) 650 return -EINVAL; 651 l4_mask = &cmd->fs.m_u.tcp_ip4_spec; 652 /* don't allow mask which isn't all 0 or 1 */ 653 if (!all_zeros_or_all_ones(l4_mask->ip4src) || 654 !all_zeros_or_all_ones(l4_mask->ip4dst) || 655 !all_zeros_or_all_ones(l4_mask->psrc) || 656 !all_zeros_or_all_ones(l4_mask->pdst)) 657 return -EINVAL; 658 break; 659 case IP_USER_FLOW: 660 l3_mask = &cmd->fs.m_u.usr_ip4_spec; 661 if (l3_mask->l4_4_bytes || l3_mask->tos || l3_mask->proto || 662 cmd->fs.h_u.usr_ip4_spec.ip_ver != ETH_RX_NFC_IP4 || 663 (!l3_mask->ip4src && !l3_mask->ip4dst) || 664 !all_zeros_or_all_ones(l3_mask->ip4src) || 665 !all_zeros_or_all_ones(l3_mask->ip4dst)) 666 return -EINVAL; 667 break; 668 case ETHER_FLOW: 669 eth_mask = &cmd->fs.m_u.ether_spec; 670 /* source mac mask must not be set */ 671 if (!is_zero_ether_addr(eth_mask->h_source)) 672 return -EINVAL; 673 674 /* dest mac mask must be ff:ff:ff:ff:ff:ff */ 675 if (!is_broadcast_ether_addr(eth_mask->h_dest)) 676 return -EINVAL; 677 678 if (!all_zeros_or_all_ones(eth_mask->h_proto)) 679 return -EINVAL; 680 break; 681 default: 682 return -EINVAL; 683 } 684 685 if ((cmd->fs.flow_type & FLOW_EXT)) { 686 if (cmd->fs.m_ext.vlan_etype || 687 !((cmd->fs.m_ext.vlan_tci & cpu_to_be16(VLAN_VID_MASK)) == 688 0 || 689 (cmd->fs.m_ext.vlan_tci & cpu_to_be16(VLAN_VID_MASK)) == 690 cpu_to_be16(VLAN_VID_MASK))) 691 return -EINVAL; 692 693 if (cmd->fs.m_ext.vlan_tci) { 694 if (be16_to_cpu(cmd->fs.h_ext.vlan_tci) >= VLAN_N_VID) 695 return -EINVAL; 696 697 } 698 } 699 700 return 0; 701 } 702 703 static int mlx4_en_ethtool_add_mac_rule(struct ethtool_rxnfc *cmd, 704 struct list_head *rule_list_h, 705 struct mlx4_spec_list *spec_l2, 706 unsigned char *mac) 707 { 708 int err = 0; 709 __be64 mac_msk = cpu_to_be64(MLX4_MAC_MASK << 16); 710 711 spec_l2->id = MLX4_NET_TRANS_RULE_ID_ETH; 712 memcpy(spec_l2->eth.dst_mac_msk, &mac_msk, ETH_ALEN); 713 memcpy(spec_l2->eth.dst_mac, mac, ETH_ALEN); 714 715 if ((cmd->fs.flow_type & FLOW_EXT) && 716 (cmd->fs.m_ext.vlan_tci & cpu_to_be16(VLAN_VID_MASK))) { 717 spec_l2->eth.vlan_id = cmd->fs.h_ext.vlan_tci; 718 spec_l2->eth.vlan_id_msk = cpu_to_be16(VLAN_VID_MASK); 719 } 720 721 list_add_tail(&spec_l2->list, rule_list_h); 722 723 return err; 724 } 725 726 static int mlx4_en_ethtool_add_mac_rule_by_ipv4(struct mlx4_en_priv *priv, 727 struct ethtool_rxnfc *cmd, 728 struct list_head *rule_list_h, 729 struct mlx4_spec_list *spec_l2, 730 __be32 ipv4_dst) 731 { 732 #ifdef CONFIG_INET 733 unsigned char mac[ETH_ALEN]; 734 735 if (!ipv4_is_multicast(ipv4_dst)) { 736 if (cmd->fs.flow_type & FLOW_MAC_EXT) 737 memcpy(&mac, cmd->fs.h_ext.h_dest, ETH_ALEN); 738 else 739 memcpy(&mac, priv->dev->dev_addr, ETH_ALEN); 740 } else { 741 ip_eth_mc_map(ipv4_dst, mac); 742 } 743 744 return mlx4_en_ethtool_add_mac_rule(cmd, rule_list_h, spec_l2, &mac[0]); 745 #else 746 return -EINVAL; 747 #endif 748 } 749 750 static int add_ip_rule(struct mlx4_en_priv *priv, 751 struct ethtool_rxnfc *cmd, 752 struct list_head *list_h) 753 { 754 int err; 755 struct mlx4_spec_list *spec_l2 = NULL; 756 struct mlx4_spec_list *spec_l3 = NULL; 757 struct ethtool_usrip4_spec *l3_mask = &cmd->fs.m_u.usr_ip4_spec; 758 759 spec_l3 = kzalloc(sizeof(*spec_l3), GFP_KERNEL); 760 spec_l2 = kzalloc(sizeof(*spec_l2), GFP_KERNEL); 761 if (!spec_l2 || !spec_l3) { 762 err = -ENOMEM; 763 goto free_spec; 764 } 765 766 err = mlx4_en_ethtool_add_mac_rule_by_ipv4(priv, cmd, list_h, spec_l2, 767 cmd->fs.h_u. 768 usr_ip4_spec.ip4dst); 769 if (err) 770 goto free_spec; 771 spec_l3->id = MLX4_NET_TRANS_RULE_ID_IPV4; 772 spec_l3->ipv4.src_ip = cmd->fs.h_u.usr_ip4_spec.ip4src; 773 if (l3_mask->ip4src) 774 spec_l3->ipv4.src_ip_msk = EN_ETHTOOL_WORD_MASK; 775 spec_l3->ipv4.dst_ip = cmd->fs.h_u.usr_ip4_spec.ip4dst; 776 if (l3_mask->ip4dst) 777 spec_l3->ipv4.dst_ip_msk = EN_ETHTOOL_WORD_MASK; 778 list_add_tail(&spec_l3->list, list_h); 779 780 return 0; 781 782 free_spec: 783 kfree(spec_l2); 784 kfree(spec_l3); 785 return err; 786 } 787 788 static int add_tcp_udp_rule(struct mlx4_en_priv *priv, 789 struct ethtool_rxnfc *cmd, 790 struct list_head *list_h, int proto) 791 { 792 int err; 793 struct mlx4_spec_list *spec_l2 = NULL; 794 struct mlx4_spec_list *spec_l3 = NULL; 795 struct mlx4_spec_list *spec_l4 = NULL; 796 struct ethtool_tcpip4_spec *l4_mask = &cmd->fs.m_u.tcp_ip4_spec; 797 798 spec_l2 = kzalloc(sizeof(*spec_l2), GFP_KERNEL); 799 spec_l3 = kzalloc(sizeof(*spec_l3), GFP_KERNEL); 800 spec_l4 = kzalloc(sizeof(*spec_l4), GFP_KERNEL); 801 if (!spec_l2 || !spec_l3 || !spec_l4) { 802 err = -ENOMEM; 803 goto free_spec; 804 } 805 806 spec_l3->id = MLX4_NET_TRANS_RULE_ID_IPV4; 807 808 if (proto == TCP_V4_FLOW) { 809 err = mlx4_en_ethtool_add_mac_rule_by_ipv4(priv, cmd, list_h, 810 spec_l2, 811 cmd->fs.h_u. 812 tcp_ip4_spec.ip4dst); 813 if (err) 814 goto free_spec; 815 spec_l4->id = MLX4_NET_TRANS_RULE_ID_TCP; 816 spec_l3->ipv4.src_ip = cmd->fs.h_u.tcp_ip4_spec.ip4src; 817 spec_l3->ipv4.dst_ip = cmd->fs.h_u.tcp_ip4_spec.ip4dst; 818 spec_l4->tcp_udp.src_port = cmd->fs.h_u.tcp_ip4_spec.psrc; 819 spec_l4->tcp_udp.dst_port = cmd->fs.h_u.tcp_ip4_spec.pdst; 820 } else { 821 err = mlx4_en_ethtool_add_mac_rule_by_ipv4(priv, cmd, list_h, 822 spec_l2, 823 cmd->fs.h_u. 824 udp_ip4_spec.ip4dst); 825 if (err) 826 goto free_spec; 827 spec_l4->id = MLX4_NET_TRANS_RULE_ID_UDP; 828 spec_l3->ipv4.src_ip = cmd->fs.h_u.udp_ip4_spec.ip4src; 829 spec_l3->ipv4.dst_ip = cmd->fs.h_u.udp_ip4_spec.ip4dst; 830 spec_l4->tcp_udp.src_port = cmd->fs.h_u.udp_ip4_spec.psrc; 831 spec_l4->tcp_udp.dst_port = cmd->fs.h_u.udp_ip4_spec.pdst; 832 } 833 834 if (l4_mask->ip4src) 835 spec_l3->ipv4.src_ip_msk = EN_ETHTOOL_WORD_MASK; 836 if (l4_mask->ip4dst) 837 spec_l3->ipv4.dst_ip_msk = EN_ETHTOOL_WORD_MASK; 838 839 if (l4_mask->psrc) 840 spec_l4->tcp_udp.src_port_msk = EN_ETHTOOL_SHORT_MASK; 841 if (l4_mask->pdst) 842 spec_l4->tcp_udp.dst_port_msk = EN_ETHTOOL_SHORT_MASK; 843 844 list_add_tail(&spec_l3->list, list_h); 845 list_add_tail(&spec_l4->list, list_h); 846 847 return 0; 848 849 free_spec: 850 kfree(spec_l2); 851 kfree(spec_l3); 852 kfree(spec_l4); 853 return err; 854 } 855 856 static int mlx4_en_ethtool_to_net_trans_rule(struct net_device *dev, 857 struct ethtool_rxnfc *cmd, 858 struct list_head *rule_list_h) 859 { 860 int err; 861 struct ethhdr *eth_spec; 862 struct mlx4_spec_list *spec_l2; 863 struct mlx4_en_priv *priv = netdev_priv(dev); 864 865 err = mlx4_en_validate_flow(dev, cmd); 866 if (err) 867 return err; 868 869 switch (cmd->fs.flow_type & ~(FLOW_EXT | FLOW_MAC_EXT)) { 870 case ETHER_FLOW: 871 spec_l2 = kzalloc(sizeof(*spec_l2), GFP_KERNEL); 872 if (!spec_l2) 873 return -ENOMEM; 874 875 eth_spec = &cmd->fs.h_u.ether_spec; 876 mlx4_en_ethtool_add_mac_rule(cmd, rule_list_h, spec_l2, 877 ð_spec->h_dest[0]); 878 spec_l2->eth.ether_type = eth_spec->h_proto; 879 if (eth_spec->h_proto) 880 spec_l2->eth.ether_type_enable = 1; 881 break; 882 case IP_USER_FLOW: 883 err = add_ip_rule(priv, cmd, rule_list_h); 884 break; 885 case TCP_V4_FLOW: 886 err = add_tcp_udp_rule(priv, cmd, rule_list_h, TCP_V4_FLOW); 887 break; 888 case UDP_V4_FLOW: 889 err = add_tcp_udp_rule(priv, cmd, rule_list_h, UDP_V4_FLOW); 890 break; 891 } 892 893 return err; 894 } 895 896 static int mlx4_en_flow_replace(struct net_device *dev, 897 struct ethtool_rxnfc *cmd) 898 { 899 int err; 900 struct mlx4_en_priv *priv = netdev_priv(dev); 901 struct ethtool_flow_id *loc_rule; 902 struct mlx4_spec_list *spec, *tmp_spec; 903 u32 qpn; 904 u64 reg_id; 905 906 struct mlx4_net_trans_rule rule = { 907 .queue_mode = MLX4_NET_TRANS_Q_FIFO, 908 .exclusive = 0, 909 .allow_loopback = 1, 910 .promisc_mode = MLX4_FS_REGULAR, 911 }; 912 913 rule.port = priv->port; 914 rule.priority = MLX4_DOMAIN_ETHTOOL | cmd->fs.location; 915 INIT_LIST_HEAD(&rule.list); 916 917 /* Allow direct QP attaches if the EN_ETHTOOL_QP_ATTACH flag is set */ 918 if (cmd->fs.ring_cookie == RX_CLS_FLOW_DISC) 919 qpn = priv->drop_qp.qpn; 920 else if (cmd->fs.ring_cookie & EN_ETHTOOL_QP_ATTACH) { 921 qpn = cmd->fs.ring_cookie & (EN_ETHTOOL_QP_ATTACH - 1); 922 } else { 923 if (cmd->fs.ring_cookie >= priv->rx_ring_num) { 924 en_warn(priv, "rxnfc: RX ring (%llu) doesn't exist.\n", 925 cmd->fs.ring_cookie); 926 return -EINVAL; 927 } 928 qpn = priv->rss_map.qps[cmd->fs.ring_cookie].qpn; 929 if (!qpn) { 930 en_warn(priv, "rxnfc: RX ring (%llu) is inactive.\n", 931 cmd->fs.ring_cookie); 932 return -EINVAL; 933 } 934 } 935 rule.qpn = qpn; 936 err = mlx4_en_ethtool_to_net_trans_rule(dev, cmd, &rule.list); 937 if (err) 938 goto out_free_list; 939 940 loc_rule = &priv->ethtool_rules[cmd->fs.location]; 941 if (loc_rule->id) { 942 err = mlx4_flow_detach(priv->mdev->dev, loc_rule->id); 943 if (err) { 944 en_err(priv, "Fail to detach network rule at location %d. registration id = %llx\n", 945 cmd->fs.location, loc_rule->id); 946 goto out_free_list; 947 } 948 loc_rule->id = 0; 949 memset(&loc_rule->flow_spec, 0, 950 sizeof(struct ethtool_rx_flow_spec)); 951 list_del(&loc_rule->list); 952 } 953 err = mlx4_flow_attach(priv->mdev->dev, &rule, ®_id); 954 if (err) { 955 en_err(priv, "Fail to attach network rule at location %d.\n", 956 cmd->fs.location); 957 goto out_free_list; 958 } 959 loc_rule->id = reg_id; 960 memcpy(&loc_rule->flow_spec, &cmd->fs, 961 sizeof(struct ethtool_rx_flow_spec)); 962 list_add_tail(&loc_rule->list, &priv->ethtool_list); 963 964 out_free_list: 965 list_for_each_entry_safe(spec, tmp_spec, &rule.list, list) { 966 list_del(&spec->list); 967 kfree(spec); 968 } 969 return err; 970 } 971 972 static int mlx4_en_flow_detach(struct net_device *dev, 973 struct ethtool_rxnfc *cmd) 974 { 975 int err = 0; 976 struct ethtool_flow_id *rule; 977 struct mlx4_en_priv *priv = netdev_priv(dev); 978 979 if (cmd->fs.location >= MAX_NUM_OF_FS_RULES) 980 return -EINVAL; 981 982 rule = &priv->ethtool_rules[cmd->fs.location]; 983 if (!rule->id) { 984 err = -ENOENT; 985 goto out; 986 } 987 988 err = mlx4_flow_detach(priv->mdev->dev, rule->id); 989 if (err) { 990 en_err(priv, "Fail to detach network rule at location %d. registration id = 0x%llx\n", 991 cmd->fs.location, rule->id); 992 goto out; 993 } 994 rule->id = 0; 995 memset(&rule->flow_spec, 0, sizeof(struct ethtool_rx_flow_spec)); 996 list_del(&rule->list); 997 out: 998 return err; 999 1000 } 1001 1002 static int mlx4_en_get_flow(struct net_device *dev, struct ethtool_rxnfc *cmd, 1003 int loc) 1004 { 1005 int err = 0; 1006 struct ethtool_flow_id *rule; 1007 struct mlx4_en_priv *priv = netdev_priv(dev); 1008 1009 if (loc < 0 || loc >= MAX_NUM_OF_FS_RULES) 1010 return -EINVAL; 1011 1012 rule = &priv->ethtool_rules[loc]; 1013 if (rule->id) 1014 memcpy(&cmd->fs, &rule->flow_spec, 1015 sizeof(struct ethtool_rx_flow_spec)); 1016 else 1017 err = -ENOENT; 1018 1019 return err; 1020 } 1021 1022 static int mlx4_en_get_num_flows(struct mlx4_en_priv *priv) 1023 { 1024 1025 int i, res = 0; 1026 for (i = 0; i < MAX_NUM_OF_FS_RULES; i++) { 1027 if (priv->ethtool_rules[i].id) 1028 res++; 1029 } 1030 return res; 1031 1032 } 1033 1034 static int mlx4_en_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd, 1035 u32 *rule_locs) 1036 { 1037 struct mlx4_en_priv *priv = netdev_priv(dev); 1038 struct mlx4_en_dev *mdev = priv->mdev; 1039 int err = 0; 1040 int i = 0, priority = 0; 1041 1042 if ((cmd->cmd == ETHTOOL_GRXCLSRLCNT || 1043 cmd->cmd == ETHTOOL_GRXCLSRULE || 1044 cmd->cmd == ETHTOOL_GRXCLSRLALL) && 1045 (mdev->dev->caps.steering_mode != 1046 MLX4_STEERING_MODE_DEVICE_MANAGED || !priv->port_up)) 1047 return -EINVAL; 1048 1049 switch (cmd->cmd) { 1050 case ETHTOOL_GRXRINGS: 1051 cmd->data = priv->rx_ring_num; 1052 break; 1053 case ETHTOOL_GRXCLSRLCNT: 1054 cmd->rule_cnt = mlx4_en_get_num_flows(priv); 1055 break; 1056 case ETHTOOL_GRXCLSRULE: 1057 err = mlx4_en_get_flow(dev, cmd, cmd->fs.location); 1058 break; 1059 case ETHTOOL_GRXCLSRLALL: 1060 while ((!err || err == -ENOENT) && priority < cmd->rule_cnt) { 1061 err = mlx4_en_get_flow(dev, cmd, i); 1062 if (!err) 1063 rule_locs[priority++] = i; 1064 i++; 1065 } 1066 err = 0; 1067 break; 1068 default: 1069 err = -EOPNOTSUPP; 1070 break; 1071 } 1072 1073 return err; 1074 } 1075 1076 static int mlx4_en_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd) 1077 { 1078 int err = 0; 1079 struct mlx4_en_priv *priv = netdev_priv(dev); 1080 struct mlx4_en_dev *mdev = priv->mdev; 1081 1082 if (mdev->dev->caps.steering_mode != 1083 MLX4_STEERING_MODE_DEVICE_MANAGED || !priv->port_up) 1084 return -EINVAL; 1085 1086 switch (cmd->cmd) { 1087 case ETHTOOL_SRXCLSRLINS: 1088 err = mlx4_en_flow_replace(dev, cmd); 1089 break; 1090 case ETHTOOL_SRXCLSRLDEL: 1091 err = mlx4_en_flow_detach(dev, cmd); 1092 break; 1093 default: 1094 en_warn(priv, "Unsupported ethtool command. (%d)\n", cmd->cmd); 1095 return -EINVAL; 1096 } 1097 1098 return err; 1099 } 1100 1101 static void mlx4_en_get_channels(struct net_device *dev, 1102 struct ethtool_channels *channel) 1103 { 1104 struct mlx4_en_priv *priv = netdev_priv(dev); 1105 1106 memset(channel, 0, sizeof(*channel)); 1107 1108 channel->max_rx = MAX_RX_RINGS; 1109 channel->max_tx = MLX4_EN_MAX_TX_RING_P_UP; 1110 1111 channel->rx_count = priv->rx_ring_num; 1112 channel->tx_count = priv->tx_ring_num / MLX4_EN_NUM_UP; 1113 } 1114 1115 static int mlx4_en_set_channels(struct net_device *dev, 1116 struct ethtool_channels *channel) 1117 { 1118 struct mlx4_en_priv *priv = netdev_priv(dev); 1119 struct mlx4_en_dev *mdev = priv->mdev; 1120 int port_up; 1121 int err = 0; 1122 1123 if (channel->other_count || channel->combined_count || 1124 channel->tx_count > MLX4_EN_MAX_TX_RING_P_UP || 1125 channel->rx_count > MAX_RX_RINGS || 1126 !channel->tx_count || !channel->rx_count) 1127 return -EINVAL; 1128 1129 mutex_lock(&mdev->state_lock); 1130 if (priv->port_up) { 1131 port_up = 1; 1132 mlx4_en_stop_port(dev, 1); 1133 } 1134 1135 mlx4_en_free_resources(priv); 1136 1137 priv->num_tx_rings_p_up = channel->tx_count; 1138 priv->tx_ring_num = channel->tx_count * MLX4_EN_NUM_UP; 1139 priv->rx_ring_num = channel->rx_count; 1140 1141 err = mlx4_en_alloc_resources(priv); 1142 if (err) { 1143 en_err(priv, "Failed reallocating port resources\n"); 1144 goto out; 1145 } 1146 1147 netif_set_real_num_tx_queues(dev, priv->tx_ring_num); 1148 netif_set_real_num_rx_queues(dev, priv->rx_ring_num); 1149 1150 mlx4_en_setup_tc(dev, MLX4_EN_NUM_UP); 1151 1152 en_warn(priv, "Using %d TX rings\n", priv->tx_ring_num); 1153 en_warn(priv, "Using %d RX rings\n", priv->rx_ring_num); 1154 1155 if (port_up) { 1156 err = mlx4_en_start_port(dev); 1157 if (err) 1158 en_err(priv, "Failed starting port\n"); 1159 } 1160 1161 err = mlx4_en_moderation_update(priv); 1162 1163 out: 1164 mutex_unlock(&mdev->state_lock); 1165 return err; 1166 } 1167 1168 static int mlx4_en_get_ts_info(struct net_device *dev, 1169 struct ethtool_ts_info *info) 1170 { 1171 struct mlx4_en_priv *priv = netdev_priv(dev); 1172 struct mlx4_en_dev *mdev = priv->mdev; 1173 int ret; 1174 1175 ret = ethtool_op_get_ts_info(dev, info); 1176 if (ret) 1177 return ret; 1178 1179 if (mdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_TS) { 1180 info->so_timestamping |= 1181 SOF_TIMESTAMPING_TX_HARDWARE | 1182 SOF_TIMESTAMPING_RX_HARDWARE | 1183 SOF_TIMESTAMPING_RAW_HARDWARE; 1184 1185 info->tx_types = 1186 (1 << HWTSTAMP_TX_OFF) | 1187 (1 << HWTSTAMP_TX_ON); 1188 1189 info->rx_filters = 1190 (1 << HWTSTAMP_FILTER_NONE) | 1191 (1 << HWTSTAMP_FILTER_ALL); 1192 } 1193 1194 return ret; 1195 } 1196 1197 const struct ethtool_ops mlx4_en_ethtool_ops = { 1198 .get_drvinfo = mlx4_en_get_drvinfo, 1199 .get_settings = mlx4_en_get_settings, 1200 .set_settings = mlx4_en_set_settings, 1201 .get_link = ethtool_op_get_link, 1202 .get_strings = mlx4_en_get_strings, 1203 .get_sset_count = mlx4_en_get_sset_count, 1204 .get_ethtool_stats = mlx4_en_get_ethtool_stats, 1205 .self_test = mlx4_en_self_test, 1206 .get_wol = mlx4_en_get_wol, 1207 .set_wol = mlx4_en_set_wol, 1208 .get_msglevel = mlx4_en_get_msglevel, 1209 .set_msglevel = mlx4_en_set_msglevel, 1210 .get_coalesce = mlx4_en_get_coalesce, 1211 .set_coalesce = mlx4_en_set_coalesce, 1212 .get_pauseparam = mlx4_en_get_pauseparam, 1213 .set_pauseparam = mlx4_en_set_pauseparam, 1214 .get_ringparam = mlx4_en_get_ringparam, 1215 .set_ringparam = mlx4_en_set_ringparam, 1216 .get_rxnfc = mlx4_en_get_rxnfc, 1217 .set_rxnfc = mlx4_en_set_rxnfc, 1218 .get_rxfh_indir_size = mlx4_en_get_rxfh_indir_size, 1219 .get_rxfh_indir = mlx4_en_get_rxfh_indir, 1220 .set_rxfh_indir = mlx4_en_set_rxfh_indir, 1221 .get_channels = mlx4_en_get_channels, 1222 .set_channels = mlx4_en_set_channels, 1223 .get_ts_info = mlx4_en_get_ts_info, 1224 }; 1225 1226 1227 1228 1229 1230