1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright 2008-2017 Cisco Systems, Inc. All rights reserved. 3 * Copyright 2007 Nuova Systems, Inc. All rights reserved. 4 */ 5 6 #include <stdio.h> 7 #include <stdint.h> 8 9 #include <rte_dev.h> 10 #include <rte_pci.h> 11 #include <rte_bus_pci.h> 12 #include <rte_ethdev_driver.h> 13 #include <rte_ethdev_pci.h> 14 #include <rte_string_fns.h> 15 16 #include "vnic_intr.h" 17 #include "vnic_cq.h" 18 #include "vnic_wq.h" 19 #include "vnic_rq.h" 20 #include "vnic_enet.h" 21 #include "enic.h" 22 23 int enicpmd_logtype_init; 24 int enicpmd_logtype_flow; 25 26 #define PMD_INIT_LOG(level, fmt, args...) \ 27 rte_log(RTE_LOG_ ## level, enicpmd_logtype_init, \ 28 "%s" fmt "\n", __func__, ##args) 29 30 #define ENICPMD_FUNC_TRACE() PMD_INIT_LOG(DEBUG, " >>") 31 32 /* 33 * The set of PCI devices this driver supports 34 */ 35 #define CISCO_PCI_VENDOR_ID 0x1137 36 static const struct rte_pci_id pci_id_enic_map[] = { 37 { RTE_PCI_DEVICE(CISCO_PCI_VENDOR_ID, PCI_DEVICE_ID_CISCO_VIC_ENET) }, 38 { RTE_PCI_DEVICE(CISCO_PCI_VENDOR_ID, PCI_DEVICE_ID_CISCO_VIC_ENET_VF) }, 39 {.vendor_id = 0, /* sentinel */}, 40 }; 41 42 RTE_INIT(enicpmd_init_log); 43 static void 44 enicpmd_init_log(void) 45 { 46 enicpmd_logtype_init = rte_log_register("pmd.enic.init"); 47 if (enicpmd_logtype_init >= 0) 48 rte_log_set_level(enicpmd_logtype_init, RTE_LOG_NOTICE); 49 enicpmd_logtype_flow = rte_log_register("pmd.enic.flow"); 50 if (enicpmd_logtype_flow >= 0) 51 rte_log_set_level(enicpmd_logtype_flow, RTE_LOG_NOTICE); 52 } 53 54 static int 55 enicpmd_fdir_ctrl_func(struct rte_eth_dev *eth_dev, 56 enum rte_filter_op filter_op, void *arg) 57 { 58 struct enic *enic = pmd_priv(eth_dev); 59 int ret = 0; 60 61 ENICPMD_FUNC_TRACE(); 62 if (filter_op == RTE_ETH_FILTER_NOP) 63 return 0; 64 65 if (arg == NULL && filter_op != RTE_ETH_FILTER_FLUSH) 66 return -EINVAL; 67 68 switch (filter_op) { 69 case RTE_ETH_FILTER_ADD: 70 case RTE_ETH_FILTER_UPDATE: 71 ret = enic_fdir_add_fltr(enic, 72 (struct rte_eth_fdir_filter *)arg); 73 break; 74 75 case RTE_ETH_FILTER_DELETE: 76 ret = enic_fdir_del_fltr(enic, 77 (struct rte_eth_fdir_filter *)arg); 78 break; 79 80 case RTE_ETH_FILTER_STATS: 81 enic_fdir_stats_get(enic, (struct rte_eth_fdir_stats *)arg); 82 break; 83 84 case RTE_ETH_FILTER_FLUSH: 85 dev_warning(enic, "unsupported operation %u", filter_op); 86 ret = -ENOTSUP; 87 break; 88 case RTE_ETH_FILTER_INFO: 89 enic_fdir_info_get(enic, (struct rte_eth_fdir_info *)arg); 90 break; 91 default: 92 dev_err(enic, "unknown operation %u", filter_op); 93 ret = -EINVAL; 94 break; 95 } 96 return ret; 97 } 98 99 static int 100 enicpmd_dev_filter_ctrl(struct rte_eth_dev *dev, 101 enum rte_filter_type filter_type, 102 enum rte_filter_op filter_op, 103 void *arg) 104 { 105 int ret = 0; 106 107 ENICPMD_FUNC_TRACE(); 108 109 switch (filter_type) { 110 case RTE_ETH_FILTER_GENERIC: 111 if (filter_op != RTE_ETH_FILTER_GET) 112 return -EINVAL; 113 *(const void **)arg = &enic_flow_ops; 114 break; 115 case RTE_ETH_FILTER_FDIR: 116 ret = enicpmd_fdir_ctrl_func(dev, filter_op, arg); 117 break; 118 default: 119 dev_warning(enic, "Filter type (%d) not supported", 120 filter_type); 121 ret = -EINVAL; 122 break; 123 } 124 125 return ret; 126 } 127 128 static void enicpmd_dev_tx_queue_release(void *txq) 129 { 130 ENICPMD_FUNC_TRACE(); 131 132 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 133 return; 134 135 enic_free_wq(txq); 136 } 137 138 static int enicpmd_dev_setup_intr(struct enic *enic) 139 { 140 int ret; 141 unsigned int index; 142 143 ENICPMD_FUNC_TRACE(); 144 145 /* Are we done with the init of all the queues? */ 146 for (index = 0; index < enic->cq_count; index++) { 147 if (!enic->cq[index].ctrl) 148 break; 149 } 150 if (enic->cq_count != index) 151 return 0; 152 for (index = 0; index < enic->wq_count; index++) { 153 if (!enic->wq[index].ctrl) 154 break; 155 } 156 if (enic->wq_count != index) 157 return 0; 158 /* check start of packet (SOP) RQs only in case scatter is disabled. */ 159 for (index = 0; index < enic->rq_count; index++) { 160 if (!enic->rq[enic_rte_rq_idx_to_sop_idx(index)].ctrl) 161 break; 162 } 163 if (enic->rq_count != index) 164 return 0; 165 166 ret = enic_alloc_intr_resources(enic); 167 if (ret) { 168 dev_err(enic, "alloc intr failed\n"); 169 return ret; 170 } 171 enic_init_vnic_resources(enic); 172 173 ret = enic_setup_finish(enic); 174 if (ret) 175 dev_err(enic, "setup could not be finished\n"); 176 177 return ret; 178 } 179 180 static int enicpmd_dev_tx_queue_setup(struct rte_eth_dev *eth_dev, 181 uint16_t queue_idx, 182 uint16_t nb_desc, 183 unsigned int socket_id, 184 __rte_unused const struct rte_eth_txconf *tx_conf) 185 { 186 int ret; 187 struct enic *enic = pmd_priv(eth_dev); 188 189 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 190 return -E_RTE_SECONDARY; 191 192 ENICPMD_FUNC_TRACE(); 193 RTE_ASSERT(queue_idx < enic->conf_wq_count); 194 eth_dev->data->tx_queues[queue_idx] = (void *)&enic->wq[queue_idx]; 195 196 ret = enic_alloc_wq(enic, queue_idx, socket_id, nb_desc); 197 if (ret) { 198 dev_err(enic, "error in allocating wq\n"); 199 return ret; 200 } 201 202 return enicpmd_dev_setup_intr(enic); 203 } 204 205 static int enicpmd_dev_tx_queue_start(struct rte_eth_dev *eth_dev, 206 uint16_t queue_idx) 207 { 208 struct enic *enic = pmd_priv(eth_dev); 209 210 ENICPMD_FUNC_TRACE(); 211 212 enic_start_wq(enic, queue_idx); 213 214 return 0; 215 } 216 217 static int enicpmd_dev_tx_queue_stop(struct rte_eth_dev *eth_dev, 218 uint16_t queue_idx) 219 { 220 int ret; 221 struct enic *enic = pmd_priv(eth_dev); 222 223 ENICPMD_FUNC_TRACE(); 224 225 ret = enic_stop_wq(enic, queue_idx); 226 if (ret) 227 dev_err(enic, "error in stopping wq %d\n", queue_idx); 228 229 return ret; 230 } 231 232 static int enicpmd_dev_rx_queue_start(struct rte_eth_dev *eth_dev, 233 uint16_t queue_idx) 234 { 235 struct enic *enic = pmd_priv(eth_dev); 236 237 ENICPMD_FUNC_TRACE(); 238 239 enic_start_rq(enic, queue_idx); 240 241 return 0; 242 } 243 244 static int enicpmd_dev_rx_queue_stop(struct rte_eth_dev *eth_dev, 245 uint16_t queue_idx) 246 { 247 int ret; 248 struct enic *enic = pmd_priv(eth_dev); 249 250 ENICPMD_FUNC_TRACE(); 251 252 ret = enic_stop_rq(enic, queue_idx); 253 if (ret) 254 dev_err(enic, "error in stopping rq %d\n", queue_idx); 255 256 return ret; 257 } 258 259 static void enicpmd_dev_rx_queue_release(void *rxq) 260 { 261 ENICPMD_FUNC_TRACE(); 262 263 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 264 return; 265 266 enic_free_rq(rxq); 267 } 268 269 static uint32_t enicpmd_dev_rx_queue_count(struct rte_eth_dev *dev, 270 uint16_t rx_queue_id) 271 { 272 struct enic *enic = pmd_priv(dev); 273 uint32_t queue_count = 0; 274 struct vnic_cq *cq; 275 uint32_t cq_tail; 276 uint16_t cq_idx; 277 int rq_num; 278 279 rq_num = enic_rte_rq_idx_to_sop_idx(rx_queue_id); 280 cq = &enic->cq[enic_cq_rq(enic, rq_num)]; 281 cq_idx = cq->to_clean; 282 283 cq_tail = ioread32(&cq->ctrl->cq_tail); 284 285 if (cq_tail < cq_idx) 286 cq_tail += cq->ring.desc_count; 287 288 queue_count = cq_tail - cq_idx; 289 290 return queue_count; 291 } 292 293 static int enicpmd_dev_rx_queue_setup(struct rte_eth_dev *eth_dev, 294 uint16_t queue_idx, 295 uint16_t nb_desc, 296 unsigned int socket_id, 297 const struct rte_eth_rxconf *rx_conf, 298 struct rte_mempool *mp) 299 { 300 int ret; 301 struct enic *enic = pmd_priv(eth_dev); 302 303 ENICPMD_FUNC_TRACE(); 304 305 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 306 return -E_RTE_SECONDARY; 307 RTE_ASSERT(enic_rte_rq_idx_to_sop_idx(queue_idx) < enic->conf_rq_count); 308 eth_dev->data->rx_queues[queue_idx] = 309 (void *)&enic->rq[enic_rte_rq_idx_to_sop_idx(queue_idx)]; 310 311 ret = enic_alloc_rq(enic, queue_idx, socket_id, mp, nb_desc, 312 rx_conf->rx_free_thresh); 313 if (ret) { 314 dev_err(enic, "error in allocating rq\n"); 315 return ret; 316 } 317 318 return enicpmd_dev_setup_intr(enic); 319 } 320 321 static int enicpmd_vlan_filter_set(struct rte_eth_dev *eth_dev, 322 uint16_t vlan_id, int on) 323 { 324 struct enic *enic = pmd_priv(eth_dev); 325 int err; 326 327 ENICPMD_FUNC_TRACE(); 328 if (on) 329 err = enic_add_vlan(enic, vlan_id); 330 else 331 err = enic_del_vlan(enic, vlan_id); 332 return err; 333 } 334 335 static int enicpmd_vlan_offload_set(struct rte_eth_dev *eth_dev, int mask) 336 { 337 struct enic *enic = pmd_priv(eth_dev); 338 339 ENICPMD_FUNC_TRACE(); 340 341 if (mask & ETH_VLAN_STRIP_MASK) { 342 if (eth_dev->data->dev_conf.rxmode.offloads & 343 DEV_RX_OFFLOAD_VLAN_STRIP) 344 enic->ig_vlan_strip_en = 1; 345 else 346 enic->ig_vlan_strip_en = 0; 347 } 348 enic_set_rss_nic_cfg(enic); 349 350 351 if (mask & ETH_VLAN_FILTER_MASK) { 352 dev_warning(enic, 353 "Configuration of VLAN filter is not supported\n"); 354 } 355 356 if (mask & ETH_VLAN_EXTEND_MASK) { 357 dev_warning(enic, 358 "Configuration of extended VLAN is not supported\n"); 359 } 360 361 return 0; 362 } 363 364 static int enicpmd_dev_configure(struct rte_eth_dev *eth_dev) 365 { 366 int ret; 367 struct enic *enic = pmd_priv(eth_dev); 368 369 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 370 return -E_RTE_SECONDARY; 371 372 ENICPMD_FUNC_TRACE(); 373 ret = enic_set_vnic_res(enic); 374 if (ret) { 375 dev_err(enic, "Set vNIC resource num failed, aborting\n"); 376 return ret; 377 } 378 379 enic->hw_ip_checksum = !!(eth_dev->data->dev_conf.rxmode.offloads & 380 DEV_RX_OFFLOAD_CHECKSUM); 381 ret = enicpmd_vlan_offload_set(eth_dev, ETH_VLAN_STRIP_MASK); 382 383 return ret; 384 } 385 386 /* Start the device. 387 * It returns 0 on success. 388 */ 389 static int enicpmd_dev_start(struct rte_eth_dev *eth_dev) 390 { 391 struct enic *enic = pmd_priv(eth_dev); 392 393 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 394 return -E_RTE_SECONDARY; 395 396 ENICPMD_FUNC_TRACE(); 397 return enic_enable(enic); 398 } 399 400 /* 401 * Stop device: disable rx and tx functions to allow for reconfiguring. 402 */ 403 static void enicpmd_dev_stop(struct rte_eth_dev *eth_dev) 404 { 405 struct rte_eth_link link; 406 struct enic *enic = pmd_priv(eth_dev); 407 408 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 409 return; 410 411 ENICPMD_FUNC_TRACE(); 412 enic_disable(enic); 413 memset(&link, 0, sizeof(link)); 414 rte_atomic64_cmpset((uint64_t *)ð_dev->data->dev_link, 415 *(uint64_t *)ð_dev->data->dev_link, 416 *(uint64_t *)&link); 417 } 418 419 /* 420 * Stop device. 421 */ 422 static void enicpmd_dev_close(struct rte_eth_dev *eth_dev) 423 { 424 struct enic *enic = pmd_priv(eth_dev); 425 426 ENICPMD_FUNC_TRACE(); 427 enic_remove(enic); 428 } 429 430 static int enicpmd_dev_link_update(struct rte_eth_dev *eth_dev, 431 __rte_unused int wait_to_complete) 432 { 433 struct enic *enic = pmd_priv(eth_dev); 434 435 ENICPMD_FUNC_TRACE(); 436 return enic_link_update(enic); 437 } 438 439 static int enicpmd_dev_stats_get(struct rte_eth_dev *eth_dev, 440 struct rte_eth_stats *stats) 441 { 442 struct enic *enic = pmd_priv(eth_dev); 443 444 ENICPMD_FUNC_TRACE(); 445 return enic_dev_stats_get(enic, stats); 446 } 447 448 static void enicpmd_dev_stats_reset(struct rte_eth_dev *eth_dev) 449 { 450 struct enic *enic = pmd_priv(eth_dev); 451 452 ENICPMD_FUNC_TRACE(); 453 enic_dev_stats_clear(enic); 454 } 455 456 static void enicpmd_dev_info_get(struct rte_eth_dev *eth_dev, 457 struct rte_eth_dev_info *device_info) 458 { 459 struct enic *enic = pmd_priv(eth_dev); 460 461 ENICPMD_FUNC_TRACE(); 462 device_info->pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev); 463 /* Scattered Rx uses two receive queues per rx queue exposed to dpdk */ 464 device_info->max_rx_queues = enic->conf_rq_count / 2; 465 device_info->max_tx_queues = enic->conf_wq_count; 466 device_info->min_rx_bufsize = ENIC_MIN_MTU; 467 device_info->max_rx_pktlen = enic->max_mtu + ETHER_HDR_LEN + 4; 468 device_info->max_mac_addrs = ENIC_MAX_MAC_ADDR; 469 device_info->rx_offload_capa = 470 DEV_RX_OFFLOAD_VLAN_STRIP | 471 DEV_RX_OFFLOAD_IPV4_CKSUM | 472 DEV_RX_OFFLOAD_UDP_CKSUM | 473 DEV_RX_OFFLOAD_TCP_CKSUM; 474 device_info->tx_offload_capa = 475 DEV_TX_OFFLOAD_VLAN_INSERT | 476 DEV_TX_OFFLOAD_IPV4_CKSUM | 477 DEV_TX_OFFLOAD_UDP_CKSUM | 478 DEV_TX_OFFLOAD_TCP_CKSUM | 479 DEV_TX_OFFLOAD_TCP_TSO; 480 device_info->default_rxconf = (struct rte_eth_rxconf) { 481 .rx_free_thresh = ENIC_DEFAULT_RX_FREE_THRESH 482 }; 483 } 484 485 static const uint32_t *enicpmd_dev_supported_ptypes_get(struct rte_eth_dev *dev) 486 { 487 static const uint32_t ptypes[] = { 488 RTE_PTYPE_L2_ETHER, 489 RTE_PTYPE_L2_ETHER_VLAN, 490 RTE_PTYPE_L3_IPV4_EXT_UNKNOWN, 491 RTE_PTYPE_L3_IPV6_EXT_UNKNOWN, 492 RTE_PTYPE_L4_TCP, 493 RTE_PTYPE_L4_UDP, 494 RTE_PTYPE_L4_FRAG, 495 RTE_PTYPE_L4_NONFRAG, 496 RTE_PTYPE_UNKNOWN 497 }; 498 499 if (dev->rx_pkt_burst == enic_recv_pkts) 500 return ptypes; 501 return NULL; 502 } 503 504 static void enicpmd_dev_promiscuous_enable(struct rte_eth_dev *eth_dev) 505 { 506 struct enic *enic = pmd_priv(eth_dev); 507 508 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 509 return; 510 511 ENICPMD_FUNC_TRACE(); 512 513 enic->promisc = 1; 514 enic_add_packet_filter(enic); 515 } 516 517 static void enicpmd_dev_promiscuous_disable(struct rte_eth_dev *eth_dev) 518 { 519 struct enic *enic = pmd_priv(eth_dev); 520 521 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 522 return; 523 524 ENICPMD_FUNC_TRACE(); 525 enic->promisc = 0; 526 enic_add_packet_filter(enic); 527 } 528 529 static void enicpmd_dev_allmulticast_enable(struct rte_eth_dev *eth_dev) 530 { 531 struct enic *enic = pmd_priv(eth_dev); 532 533 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 534 return; 535 536 ENICPMD_FUNC_TRACE(); 537 enic->allmulti = 1; 538 enic_add_packet_filter(enic); 539 } 540 541 static void enicpmd_dev_allmulticast_disable(struct rte_eth_dev *eth_dev) 542 { 543 struct enic *enic = pmd_priv(eth_dev); 544 545 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 546 return; 547 548 ENICPMD_FUNC_TRACE(); 549 enic->allmulti = 0; 550 enic_add_packet_filter(enic); 551 } 552 553 static int enicpmd_add_mac_addr(struct rte_eth_dev *eth_dev, 554 struct ether_addr *mac_addr, 555 __rte_unused uint32_t index, __rte_unused uint32_t pool) 556 { 557 struct enic *enic = pmd_priv(eth_dev); 558 559 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 560 return -E_RTE_SECONDARY; 561 562 ENICPMD_FUNC_TRACE(); 563 return enic_set_mac_address(enic, mac_addr->addr_bytes); 564 } 565 566 static void enicpmd_remove_mac_addr(struct rte_eth_dev *eth_dev, uint32_t index) 567 { 568 struct enic *enic = pmd_priv(eth_dev); 569 570 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 571 return; 572 573 ENICPMD_FUNC_TRACE(); 574 enic_del_mac_address(enic, index); 575 } 576 577 static int enicpmd_mtu_set(struct rte_eth_dev *eth_dev, uint16_t mtu) 578 { 579 struct enic *enic = pmd_priv(eth_dev); 580 581 ENICPMD_FUNC_TRACE(); 582 return enic_set_mtu(enic, mtu); 583 } 584 585 static const struct eth_dev_ops enicpmd_eth_dev_ops = { 586 .dev_configure = enicpmd_dev_configure, 587 .dev_start = enicpmd_dev_start, 588 .dev_stop = enicpmd_dev_stop, 589 .dev_set_link_up = NULL, 590 .dev_set_link_down = NULL, 591 .dev_close = enicpmd_dev_close, 592 .promiscuous_enable = enicpmd_dev_promiscuous_enable, 593 .promiscuous_disable = enicpmd_dev_promiscuous_disable, 594 .allmulticast_enable = enicpmd_dev_allmulticast_enable, 595 .allmulticast_disable = enicpmd_dev_allmulticast_disable, 596 .link_update = enicpmd_dev_link_update, 597 .stats_get = enicpmd_dev_stats_get, 598 .stats_reset = enicpmd_dev_stats_reset, 599 .queue_stats_mapping_set = NULL, 600 .dev_infos_get = enicpmd_dev_info_get, 601 .dev_supported_ptypes_get = enicpmd_dev_supported_ptypes_get, 602 .mtu_set = enicpmd_mtu_set, 603 .vlan_filter_set = enicpmd_vlan_filter_set, 604 .vlan_tpid_set = NULL, 605 .vlan_offload_set = enicpmd_vlan_offload_set, 606 .vlan_strip_queue_set = NULL, 607 .rx_queue_start = enicpmd_dev_rx_queue_start, 608 .rx_queue_stop = enicpmd_dev_rx_queue_stop, 609 .tx_queue_start = enicpmd_dev_tx_queue_start, 610 .tx_queue_stop = enicpmd_dev_tx_queue_stop, 611 .rx_queue_setup = enicpmd_dev_rx_queue_setup, 612 .rx_queue_release = enicpmd_dev_rx_queue_release, 613 .rx_queue_count = enicpmd_dev_rx_queue_count, 614 .rx_descriptor_done = NULL, 615 .tx_queue_setup = enicpmd_dev_tx_queue_setup, 616 .tx_queue_release = enicpmd_dev_tx_queue_release, 617 .dev_led_on = NULL, 618 .dev_led_off = NULL, 619 .flow_ctrl_get = NULL, 620 .flow_ctrl_set = NULL, 621 .priority_flow_ctrl_set = NULL, 622 .mac_addr_add = enicpmd_add_mac_addr, 623 .mac_addr_remove = enicpmd_remove_mac_addr, 624 .filter_ctrl = enicpmd_dev_filter_ctrl, 625 }; 626 627 struct enic *enicpmd_list_head = NULL; 628 /* Initialize the driver 629 * It returns 0 on success. 630 */ 631 static int eth_enicpmd_dev_init(struct rte_eth_dev *eth_dev) 632 { 633 struct rte_pci_device *pdev; 634 struct rte_pci_addr *addr; 635 struct enic *enic = pmd_priv(eth_dev); 636 637 ENICPMD_FUNC_TRACE(); 638 639 enic->port_id = eth_dev->data->port_id; 640 enic->rte_dev = eth_dev; 641 eth_dev->dev_ops = &enicpmd_eth_dev_ops; 642 eth_dev->rx_pkt_burst = &enic_recv_pkts; 643 eth_dev->tx_pkt_burst = &enic_xmit_pkts; 644 eth_dev->tx_pkt_prepare = &enic_prep_pkts; 645 646 pdev = RTE_ETH_DEV_TO_PCI(eth_dev); 647 rte_eth_copy_pci_info(eth_dev, pdev); 648 enic->pdev = pdev; 649 addr = &pdev->addr; 650 651 snprintf(enic->bdf_name, ENICPMD_BDF_LENGTH, "%04x:%02x:%02x.%x", 652 addr->domain, addr->bus, addr->devid, addr->function); 653 654 return enic_probe(enic); 655 } 656 657 static int eth_enic_pci_probe(struct rte_pci_driver *pci_drv __rte_unused, 658 struct rte_pci_device *pci_dev) 659 { 660 return rte_eth_dev_pci_generic_probe(pci_dev, sizeof(struct enic), 661 eth_enicpmd_dev_init); 662 } 663 664 static int eth_enic_pci_remove(struct rte_pci_device *pci_dev) 665 { 666 return rte_eth_dev_pci_generic_remove(pci_dev, NULL); 667 } 668 669 static struct rte_pci_driver rte_enic_pmd = { 670 .id_table = pci_id_enic_map, 671 .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC, 672 .probe = eth_enic_pci_probe, 673 .remove = eth_enic_pci_remove, 674 }; 675 676 RTE_PMD_REGISTER_PCI(net_enic, rte_enic_pmd); 677 RTE_PMD_REGISTER_PCI_TABLE(net_enic, pci_id_enic_map); 678 RTE_PMD_REGISTER_KMOD_DEP(net_enic, "* igb_uio | uio_pci_generic | vfio-pci"); 679