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.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 if (queue_idx >= ENIC_WQ_MAX) { 194 dev_err(enic, 195 "Max number of TX queues exceeded. Max is %d\n", 196 ENIC_WQ_MAX); 197 return -EINVAL; 198 } 199 200 eth_dev->data->tx_queues[queue_idx] = (void *)&enic->wq[queue_idx]; 201 202 ret = enic_alloc_wq(enic, queue_idx, socket_id, nb_desc); 203 if (ret) { 204 dev_err(enic, "error in allocating wq\n"); 205 return ret; 206 } 207 208 return enicpmd_dev_setup_intr(enic); 209 } 210 211 static int enicpmd_dev_tx_queue_start(struct rte_eth_dev *eth_dev, 212 uint16_t queue_idx) 213 { 214 struct enic *enic = pmd_priv(eth_dev); 215 216 ENICPMD_FUNC_TRACE(); 217 218 enic_start_wq(enic, queue_idx); 219 220 return 0; 221 } 222 223 static int enicpmd_dev_tx_queue_stop(struct rte_eth_dev *eth_dev, 224 uint16_t queue_idx) 225 { 226 int ret; 227 struct enic *enic = pmd_priv(eth_dev); 228 229 ENICPMD_FUNC_TRACE(); 230 231 ret = enic_stop_wq(enic, queue_idx); 232 if (ret) 233 dev_err(enic, "error in stopping wq %d\n", queue_idx); 234 235 return ret; 236 } 237 238 static int enicpmd_dev_rx_queue_start(struct rte_eth_dev *eth_dev, 239 uint16_t queue_idx) 240 { 241 struct enic *enic = pmd_priv(eth_dev); 242 243 ENICPMD_FUNC_TRACE(); 244 245 enic_start_rq(enic, queue_idx); 246 247 return 0; 248 } 249 250 static int enicpmd_dev_rx_queue_stop(struct rte_eth_dev *eth_dev, 251 uint16_t queue_idx) 252 { 253 int ret; 254 struct enic *enic = pmd_priv(eth_dev); 255 256 ENICPMD_FUNC_TRACE(); 257 258 ret = enic_stop_rq(enic, queue_idx); 259 if (ret) 260 dev_err(enic, "error in stopping rq %d\n", queue_idx); 261 262 return ret; 263 } 264 265 static void enicpmd_dev_rx_queue_release(void *rxq) 266 { 267 ENICPMD_FUNC_TRACE(); 268 269 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 270 return; 271 272 enic_free_rq(rxq); 273 } 274 275 static uint32_t enicpmd_dev_rx_queue_count(struct rte_eth_dev *dev, 276 uint16_t rx_queue_id) 277 { 278 struct enic *enic = pmd_priv(dev); 279 uint32_t queue_count = 0; 280 struct vnic_cq *cq; 281 uint32_t cq_tail; 282 uint16_t cq_idx; 283 int rq_num; 284 285 rq_num = enic_rte_rq_idx_to_sop_idx(rx_queue_id); 286 cq = &enic->cq[enic_cq_rq(enic, rq_num)]; 287 cq_idx = cq->to_clean; 288 289 cq_tail = ioread32(&cq->ctrl->cq_tail); 290 291 if (cq_tail < cq_idx) 292 cq_tail += cq->ring.desc_count; 293 294 queue_count = cq_tail - cq_idx; 295 296 return queue_count; 297 } 298 299 static int enicpmd_dev_rx_queue_setup(struct rte_eth_dev *eth_dev, 300 uint16_t queue_idx, 301 uint16_t nb_desc, 302 unsigned int socket_id, 303 const struct rte_eth_rxconf *rx_conf, 304 struct rte_mempool *mp) 305 { 306 int ret; 307 struct enic *enic = pmd_priv(eth_dev); 308 309 ENICPMD_FUNC_TRACE(); 310 311 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 312 return -E_RTE_SECONDARY; 313 314 /* With Rx scatter support, two RQs are now used on VIC per RQ used 315 * by the application. 316 */ 317 if (queue_idx * 2 >= ENIC_RQ_MAX) { 318 dev_err(enic, 319 "Max number of RX queues exceeded. Max is %d. This PMD uses 2 RQs on VIC per RQ used by DPDK.\n", 320 ENIC_RQ_MAX); 321 return -EINVAL; 322 } 323 324 eth_dev->data->rx_queues[queue_idx] = 325 (void *)&enic->rq[enic_rte_rq_idx_to_sop_idx(queue_idx)]; 326 327 ret = enic_alloc_rq(enic, queue_idx, socket_id, mp, nb_desc, 328 rx_conf->rx_free_thresh); 329 if (ret) { 330 dev_err(enic, "error in allocating rq\n"); 331 return ret; 332 } 333 334 return enicpmd_dev_setup_intr(enic); 335 } 336 337 static int enicpmd_vlan_filter_set(struct rte_eth_dev *eth_dev, 338 uint16_t vlan_id, int on) 339 { 340 struct enic *enic = pmd_priv(eth_dev); 341 int err; 342 343 ENICPMD_FUNC_TRACE(); 344 if (on) 345 err = enic_add_vlan(enic, vlan_id); 346 else 347 err = enic_del_vlan(enic, vlan_id); 348 return err; 349 } 350 351 static int enicpmd_vlan_offload_set(struct rte_eth_dev *eth_dev, int mask) 352 { 353 struct enic *enic = pmd_priv(eth_dev); 354 355 ENICPMD_FUNC_TRACE(); 356 357 if (mask & ETH_VLAN_STRIP_MASK) { 358 if (eth_dev->data->dev_conf.rxmode.offloads & 359 DEV_RX_OFFLOAD_VLAN_STRIP) 360 enic->ig_vlan_strip_en = 1; 361 else 362 enic->ig_vlan_strip_en = 0; 363 } 364 enic_set_rss_nic_cfg(enic); 365 366 367 if (mask & ETH_VLAN_FILTER_MASK) { 368 dev_warning(enic, 369 "Configuration of VLAN filter is not supported\n"); 370 } 371 372 if (mask & ETH_VLAN_EXTEND_MASK) { 373 dev_warning(enic, 374 "Configuration of extended VLAN is not supported\n"); 375 } 376 377 return 0; 378 } 379 380 static int enicpmd_dev_configure(struct rte_eth_dev *eth_dev) 381 { 382 int ret; 383 struct enic *enic = pmd_priv(eth_dev); 384 385 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 386 return -E_RTE_SECONDARY; 387 388 ENICPMD_FUNC_TRACE(); 389 ret = enic_set_vnic_res(enic); 390 if (ret) { 391 dev_err(enic, "Set vNIC resource num failed, aborting\n"); 392 return ret; 393 } 394 395 enic->hw_ip_checksum = !!(eth_dev->data->dev_conf.rxmode.offloads & 396 DEV_RX_OFFLOAD_CHECKSUM); 397 ret = enicpmd_vlan_offload_set(eth_dev, ETH_VLAN_STRIP_MASK); 398 399 return ret; 400 } 401 402 /* Start the device. 403 * It returns 0 on success. 404 */ 405 static int enicpmd_dev_start(struct rte_eth_dev *eth_dev) 406 { 407 struct enic *enic = pmd_priv(eth_dev); 408 409 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 410 return -E_RTE_SECONDARY; 411 412 ENICPMD_FUNC_TRACE(); 413 return enic_enable(enic); 414 } 415 416 /* 417 * Stop device: disable rx and tx functions to allow for reconfiguring. 418 */ 419 static void enicpmd_dev_stop(struct rte_eth_dev *eth_dev) 420 { 421 struct rte_eth_link link; 422 struct enic *enic = pmd_priv(eth_dev); 423 424 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 425 return; 426 427 ENICPMD_FUNC_TRACE(); 428 enic_disable(enic); 429 memset(&link, 0, sizeof(link)); 430 rte_atomic64_cmpset((uint64_t *)ð_dev->data->dev_link, 431 *(uint64_t *)ð_dev->data->dev_link, 432 *(uint64_t *)&link); 433 } 434 435 /* 436 * Stop device. 437 */ 438 static void enicpmd_dev_close(struct rte_eth_dev *eth_dev) 439 { 440 struct enic *enic = pmd_priv(eth_dev); 441 442 ENICPMD_FUNC_TRACE(); 443 enic_remove(enic); 444 } 445 446 static int enicpmd_dev_link_update(struct rte_eth_dev *eth_dev, 447 __rte_unused int wait_to_complete) 448 { 449 struct enic *enic = pmd_priv(eth_dev); 450 451 ENICPMD_FUNC_TRACE(); 452 return enic_link_update(enic); 453 } 454 455 static int enicpmd_dev_stats_get(struct rte_eth_dev *eth_dev, 456 struct rte_eth_stats *stats) 457 { 458 struct enic *enic = pmd_priv(eth_dev); 459 460 ENICPMD_FUNC_TRACE(); 461 return enic_dev_stats_get(enic, stats); 462 } 463 464 static void enicpmd_dev_stats_reset(struct rte_eth_dev *eth_dev) 465 { 466 struct enic *enic = pmd_priv(eth_dev); 467 468 ENICPMD_FUNC_TRACE(); 469 enic_dev_stats_clear(enic); 470 } 471 472 static void enicpmd_dev_info_get(struct rte_eth_dev *eth_dev, 473 struct rte_eth_dev_info *device_info) 474 { 475 struct enic *enic = pmd_priv(eth_dev); 476 477 ENICPMD_FUNC_TRACE(); 478 device_info->pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev); 479 /* Scattered Rx uses two receive queues per rx queue exposed to dpdk */ 480 device_info->max_rx_queues = enic->conf_rq_count / 2; 481 device_info->max_tx_queues = enic->conf_wq_count; 482 device_info->min_rx_bufsize = ENIC_MIN_MTU; 483 device_info->max_rx_pktlen = enic->max_mtu + ETHER_HDR_LEN + 4; 484 device_info->max_mac_addrs = ENIC_MAX_MAC_ADDR; 485 device_info->rx_offload_capa = 486 DEV_RX_OFFLOAD_VLAN_STRIP | 487 DEV_RX_OFFLOAD_IPV4_CKSUM | 488 DEV_RX_OFFLOAD_UDP_CKSUM | 489 DEV_RX_OFFLOAD_TCP_CKSUM; 490 device_info->tx_offload_capa = 491 DEV_TX_OFFLOAD_VLAN_INSERT | 492 DEV_TX_OFFLOAD_IPV4_CKSUM | 493 DEV_TX_OFFLOAD_UDP_CKSUM | 494 DEV_TX_OFFLOAD_TCP_CKSUM | 495 DEV_TX_OFFLOAD_TCP_TSO; 496 device_info->default_rxconf = (struct rte_eth_rxconf) { 497 .rx_free_thresh = ENIC_DEFAULT_RX_FREE_THRESH 498 }; 499 } 500 501 static const uint32_t *enicpmd_dev_supported_ptypes_get(struct rte_eth_dev *dev) 502 { 503 static const uint32_t ptypes[] = { 504 RTE_PTYPE_L2_ETHER, 505 RTE_PTYPE_L2_ETHER_VLAN, 506 RTE_PTYPE_L3_IPV4_EXT_UNKNOWN, 507 RTE_PTYPE_L3_IPV6_EXT_UNKNOWN, 508 RTE_PTYPE_L4_TCP, 509 RTE_PTYPE_L4_UDP, 510 RTE_PTYPE_L4_FRAG, 511 RTE_PTYPE_L4_NONFRAG, 512 RTE_PTYPE_UNKNOWN 513 }; 514 515 if (dev->rx_pkt_burst == enic_recv_pkts) 516 return ptypes; 517 return NULL; 518 } 519 520 static void enicpmd_dev_promiscuous_enable(struct rte_eth_dev *eth_dev) 521 { 522 struct enic *enic = pmd_priv(eth_dev); 523 524 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 525 return; 526 527 ENICPMD_FUNC_TRACE(); 528 529 enic->promisc = 1; 530 enic_add_packet_filter(enic); 531 } 532 533 static void enicpmd_dev_promiscuous_disable(struct rte_eth_dev *eth_dev) 534 { 535 struct enic *enic = pmd_priv(eth_dev); 536 537 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 538 return; 539 540 ENICPMD_FUNC_TRACE(); 541 enic->promisc = 0; 542 enic_add_packet_filter(enic); 543 } 544 545 static void enicpmd_dev_allmulticast_enable(struct rte_eth_dev *eth_dev) 546 { 547 struct enic *enic = pmd_priv(eth_dev); 548 549 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 550 return; 551 552 ENICPMD_FUNC_TRACE(); 553 enic->allmulti = 1; 554 enic_add_packet_filter(enic); 555 } 556 557 static void enicpmd_dev_allmulticast_disable(struct rte_eth_dev *eth_dev) 558 { 559 struct enic *enic = pmd_priv(eth_dev); 560 561 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 562 return; 563 564 ENICPMD_FUNC_TRACE(); 565 enic->allmulti = 0; 566 enic_add_packet_filter(enic); 567 } 568 569 static int enicpmd_add_mac_addr(struct rte_eth_dev *eth_dev, 570 struct ether_addr *mac_addr, 571 __rte_unused uint32_t index, __rte_unused uint32_t pool) 572 { 573 struct enic *enic = pmd_priv(eth_dev); 574 575 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 576 return -E_RTE_SECONDARY; 577 578 ENICPMD_FUNC_TRACE(); 579 return enic_set_mac_address(enic, mac_addr->addr_bytes); 580 } 581 582 static void enicpmd_remove_mac_addr(struct rte_eth_dev *eth_dev, uint32_t index) 583 { 584 struct enic *enic = pmd_priv(eth_dev); 585 586 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 587 return; 588 589 ENICPMD_FUNC_TRACE(); 590 enic_del_mac_address(enic, index); 591 } 592 593 static int enicpmd_mtu_set(struct rte_eth_dev *eth_dev, uint16_t mtu) 594 { 595 struct enic *enic = pmd_priv(eth_dev); 596 597 ENICPMD_FUNC_TRACE(); 598 return enic_set_mtu(enic, mtu); 599 } 600 601 static const struct eth_dev_ops enicpmd_eth_dev_ops = { 602 .dev_configure = enicpmd_dev_configure, 603 .dev_start = enicpmd_dev_start, 604 .dev_stop = enicpmd_dev_stop, 605 .dev_set_link_up = NULL, 606 .dev_set_link_down = NULL, 607 .dev_close = enicpmd_dev_close, 608 .promiscuous_enable = enicpmd_dev_promiscuous_enable, 609 .promiscuous_disable = enicpmd_dev_promiscuous_disable, 610 .allmulticast_enable = enicpmd_dev_allmulticast_enable, 611 .allmulticast_disable = enicpmd_dev_allmulticast_disable, 612 .link_update = enicpmd_dev_link_update, 613 .stats_get = enicpmd_dev_stats_get, 614 .stats_reset = enicpmd_dev_stats_reset, 615 .queue_stats_mapping_set = NULL, 616 .dev_infos_get = enicpmd_dev_info_get, 617 .dev_supported_ptypes_get = enicpmd_dev_supported_ptypes_get, 618 .mtu_set = enicpmd_mtu_set, 619 .vlan_filter_set = enicpmd_vlan_filter_set, 620 .vlan_tpid_set = NULL, 621 .vlan_offload_set = enicpmd_vlan_offload_set, 622 .vlan_strip_queue_set = NULL, 623 .rx_queue_start = enicpmd_dev_rx_queue_start, 624 .rx_queue_stop = enicpmd_dev_rx_queue_stop, 625 .tx_queue_start = enicpmd_dev_tx_queue_start, 626 .tx_queue_stop = enicpmd_dev_tx_queue_stop, 627 .rx_queue_setup = enicpmd_dev_rx_queue_setup, 628 .rx_queue_release = enicpmd_dev_rx_queue_release, 629 .rx_queue_count = enicpmd_dev_rx_queue_count, 630 .rx_descriptor_done = NULL, 631 .tx_queue_setup = enicpmd_dev_tx_queue_setup, 632 .tx_queue_release = enicpmd_dev_tx_queue_release, 633 .dev_led_on = NULL, 634 .dev_led_off = NULL, 635 .flow_ctrl_get = NULL, 636 .flow_ctrl_set = NULL, 637 .priority_flow_ctrl_set = NULL, 638 .mac_addr_add = enicpmd_add_mac_addr, 639 .mac_addr_remove = enicpmd_remove_mac_addr, 640 .filter_ctrl = enicpmd_dev_filter_ctrl, 641 }; 642 643 struct enic *enicpmd_list_head = NULL; 644 /* Initialize the driver 645 * It returns 0 on success. 646 */ 647 static int eth_enicpmd_dev_init(struct rte_eth_dev *eth_dev) 648 { 649 struct rte_pci_device *pdev; 650 struct rte_pci_addr *addr; 651 struct enic *enic = pmd_priv(eth_dev); 652 653 ENICPMD_FUNC_TRACE(); 654 655 enic->port_id = eth_dev->data->port_id; 656 enic->rte_dev = eth_dev; 657 eth_dev->dev_ops = &enicpmd_eth_dev_ops; 658 eth_dev->rx_pkt_burst = &enic_recv_pkts; 659 eth_dev->tx_pkt_burst = &enic_xmit_pkts; 660 661 pdev = RTE_ETH_DEV_TO_PCI(eth_dev); 662 rte_eth_copy_pci_info(eth_dev, pdev); 663 enic->pdev = pdev; 664 addr = &pdev->addr; 665 666 snprintf(enic->bdf_name, ENICPMD_BDF_LENGTH, "%04x:%02x:%02x.%x", 667 addr->domain, addr->bus, addr->devid, addr->function); 668 669 return enic_probe(enic); 670 } 671 672 static int eth_enic_pci_probe(struct rte_pci_driver *pci_drv __rte_unused, 673 struct rte_pci_device *pci_dev) 674 { 675 return rte_eth_dev_pci_generic_probe(pci_dev, sizeof(struct enic), 676 eth_enicpmd_dev_init); 677 } 678 679 static int eth_enic_pci_remove(struct rte_pci_device *pci_dev) 680 { 681 return rte_eth_dev_pci_generic_remove(pci_dev, NULL); 682 } 683 684 static struct rte_pci_driver rte_enic_pmd = { 685 .id_table = pci_id_enic_map, 686 .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC, 687 .probe = eth_enic_pci_probe, 688 .remove = eth_enic_pci_remove, 689 }; 690 691 RTE_PMD_REGISTER_PCI(net_enic, rte_enic_pmd); 692 RTE_PMD_REGISTER_PCI_TABLE(net_enic, pci_id_enic_map); 693 RTE_PMD_REGISTER_KMOD_DEP(net_enic, "* igb_uio | uio_pci_generic | vfio-pci"); 694