1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright (c) 2013-2015 Brocade Communications Systems, Inc. 3 * Copyright (c) 2015-2018 Cavium Inc. 4 * All rights reserved. 5 * www.cavium.com 6 */ 7 8 #include "bnx2x.h" 9 #include "bnx2x_rxtx.h" 10 11 #include <rte_string_fns.h> 12 #include <rte_dev.h> 13 #include <rte_ethdev_pci.h> 14 #include <rte_alarm.h> 15 16 int bnx2x_logtype_init; 17 int bnx2x_logtype_driver; 18 19 /* 20 * The set of PCI devices this driver supports 21 */ 22 #define BROADCOM_PCI_VENDOR_ID 0x14E4 23 static const struct rte_pci_id pci_id_bnx2x_map[] = { 24 { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57800) }, 25 { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57711) }, 26 { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57810) }, 27 { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57811) }, 28 { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57840_OBS) }, 29 { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57840_4_10) }, 30 { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57840_2_20) }, 31 #ifdef RTE_LIBRTE_BNX2X_MF_SUPPORT 32 { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57810_MF) }, 33 { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57811_MF) }, 34 { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57840_MF) }, 35 #endif 36 { .vendor_id = 0, } 37 }; 38 39 static const struct rte_pci_id pci_id_bnx2xvf_map[] = { 40 { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57800_VF) }, 41 { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57810_VF) }, 42 { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57811_VF) }, 43 { RTE_PCI_DEVICE(BROADCOM_PCI_VENDOR_ID, CHIP_NUM_57840_VF) }, 44 { .vendor_id = 0, } 45 }; 46 47 struct rte_bnx2x_xstats_name_off { 48 char name[RTE_ETH_XSTATS_NAME_SIZE]; 49 uint32_t offset_hi; 50 uint32_t offset_lo; 51 }; 52 53 static const struct rte_bnx2x_xstats_name_off bnx2x_xstats_strings[] = { 54 {"rx_buffer_drops", 55 offsetof(struct bnx2x_eth_stats, brb_drop_hi), 56 offsetof(struct bnx2x_eth_stats, brb_drop_lo)}, 57 {"rx_buffer_truncates", 58 offsetof(struct bnx2x_eth_stats, brb_truncate_hi), 59 offsetof(struct bnx2x_eth_stats, brb_truncate_lo)}, 60 {"rx_buffer_truncate_discard", 61 offsetof(struct bnx2x_eth_stats, brb_truncate_discard), 62 offsetof(struct bnx2x_eth_stats, brb_truncate_discard)}, 63 {"mac_filter_discard", 64 offsetof(struct bnx2x_eth_stats, mac_filter_discard), 65 offsetof(struct bnx2x_eth_stats, mac_filter_discard)}, 66 {"no_match_vlan_tag_discard", 67 offsetof(struct bnx2x_eth_stats, mf_tag_discard), 68 offsetof(struct bnx2x_eth_stats, mf_tag_discard)}, 69 {"tx_pause", 70 offsetof(struct bnx2x_eth_stats, pause_frames_sent_hi), 71 offsetof(struct bnx2x_eth_stats, pause_frames_sent_lo)}, 72 {"rx_pause", 73 offsetof(struct bnx2x_eth_stats, pause_frames_received_hi), 74 offsetof(struct bnx2x_eth_stats, pause_frames_received_lo)}, 75 {"tx_priority_flow_control", 76 offsetof(struct bnx2x_eth_stats, pfc_frames_sent_hi), 77 offsetof(struct bnx2x_eth_stats, pfc_frames_sent_lo)}, 78 {"rx_priority_flow_control", 79 offsetof(struct bnx2x_eth_stats, pfc_frames_received_hi), 80 offsetof(struct bnx2x_eth_stats, pfc_frames_received_lo)} 81 }; 82 83 static int 84 bnx2x_link_update(struct rte_eth_dev *dev) 85 { 86 struct bnx2x_softc *sc = dev->data->dev_private; 87 struct rte_eth_link link; 88 89 PMD_INIT_FUNC_TRACE(sc); 90 91 memset(&link, 0, sizeof(link)); 92 mb(); 93 link.link_speed = sc->link_vars.line_speed; 94 switch (sc->link_vars.duplex) { 95 case DUPLEX_FULL: 96 link.link_duplex = ETH_LINK_FULL_DUPLEX; 97 break; 98 case DUPLEX_HALF: 99 link.link_duplex = ETH_LINK_HALF_DUPLEX; 100 break; 101 } 102 link.link_autoneg = !(dev->data->dev_conf.link_speeds & 103 ETH_LINK_SPEED_FIXED); 104 link.link_status = sc->link_vars.link_up; 105 106 return rte_eth_linkstatus_set(dev, &link); 107 } 108 109 static void 110 bnx2x_interrupt_action(struct rte_eth_dev *dev, int intr_cxt) 111 { 112 struct bnx2x_softc *sc = dev->data->dev_private; 113 uint32_t link_status; 114 115 bnx2x_intr_legacy(sc); 116 117 if ((atomic_load_acq_long(&sc->periodic_flags) == PERIODIC_GO) && 118 !intr_cxt) 119 bnx2x_periodic_callout(sc); 120 link_status = REG_RD(sc, sc->link_params.shmem_base + 121 offsetof(struct shmem_region, 122 port_mb[sc->link_params.port].link_status)); 123 if ((link_status & LINK_STATUS_LINK_UP) != dev->data->dev_link.link_status) 124 bnx2x_link_update(dev); 125 } 126 127 static void 128 bnx2x_interrupt_handler(void *param) 129 { 130 struct rte_eth_dev *dev = (struct rte_eth_dev *)param; 131 struct bnx2x_softc *sc = dev->data->dev_private; 132 133 PMD_DEBUG_PERIODIC_LOG(INFO, sc, "Interrupt handled"); 134 135 bnx2x_interrupt_action(dev, 1); 136 rte_intr_enable(&sc->pci_dev->intr_handle); 137 } 138 139 static void bnx2x_periodic_start(void *param) 140 { 141 struct rte_eth_dev *dev = (struct rte_eth_dev *)param; 142 struct bnx2x_softc *sc = dev->data->dev_private; 143 int ret = 0; 144 145 atomic_store_rel_long(&sc->periodic_flags, PERIODIC_GO); 146 bnx2x_interrupt_action(dev, 0); 147 if (IS_PF(sc)) { 148 ret = rte_eal_alarm_set(BNX2X_SP_TIMER_PERIOD, 149 bnx2x_periodic_start, (void *)dev); 150 if (ret) { 151 PMD_DRV_LOG(ERR, sc, "Unable to start periodic" 152 " timer rc %d", ret); 153 } 154 } 155 } 156 157 void bnx2x_periodic_stop(void *param) 158 { 159 struct rte_eth_dev *dev = (struct rte_eth_dev *)param; 160 struct bnx2x_softc *sc = dev->data->dev_private; 161 162 atomic_store_rel_long(&sc->periodic_flags, PERIODIC_STOP); 163 164 rte_eal_alarm_cancel(bnx2x_periodic_start, (void *)dev); 165 166 PMD_DRV_LOG(DEBUG, sc, "Periodic poll stopped"); 167 } 168 169 /* 170 * Devops - helper functions can be called from user application 171 */ 172 173 static int 174 bnx2x_dev_configure(struct rte_eth_dev *dev) 175 { 176 struct bnx2x_softc *sc = dev->data->dev_private; 177 struct rte_eth_rxmode *rxmode = &dev->data->dev_conf.rxmode; 178 179 int mp_ncpus = sysconf(_SC_NPROCESSORS_CONF); 180 181 PMD_INIT_FUNC_TRACE(sc); 182 183 if (rxmode->offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) { 184 sc->mtu = dev->data->dev_conf.rxmode.max_rx_pkt_len; 185 dev->data->mtu = sc->mtu; 186 } 187 188 if (dev->data->nb_tx_queues > dev->data->nb_rx_queues) { 189 PMD_DRV_LOG(ERR, sc, "The number of TX queues is greater than number of RX queues"); 190 return -EINVAL; 191 } 192 193 sc->num_queues = MAX(dev->data->nb_rx_queues, dev->data->nb_tx_queues); 194 if (sc->num_queues > mp_ncpus) { 195 PMD_DRV_LOG(ERR, sc, "The number of queues is more than number of CPUs"); 196 return -EINVAL; 197 } 198 199 PMD_DRV_LOG(DEBUG, sc, "num_queues=%d, mtu=%d", 200 sc->num_queues, sc->mtu); 201 202 /* allocate ilt */ 203 if (bnx2x_alloc_ilt_mem(sc) != 0) { 204 PMD_DRV_LOG(ERR, sc, "bnx2x_alloc_ilt_mem was failed"); 205 return -ENXIO; 206 } 207 208 bnx2x_dev_rxtx_init_dummy(dev); 209 return 0; 210 } 211 212 static int 213 bnx2x_dev_start(struct rte_eth_dev *dev) 214 { 215 struct bnx2x_softc *sc = dev->data->dev_private; 216 int ret = 0; 217 218 PMD_INIT_FUNC_TRACE(sc); 219 220 /* start the periodic callout */ 221 if (atomic_load_acq_long(&sc->periodic_flags) == PERIODIC_STOP) { 222 bnx2x_periodic_start(dev); 223 PMD_DRV_LOG(DEBUG, sc, "Periodic poll re-started"); 224 } 225 226 ret = bnx2x_init(sc); 227 if (ret) { 228 PMD_DRV_LOG(DEBUG, sc, "bnx2x_init failed (%d)", ret); 229 return -1; 230 } 231 232 if (IS_PF(sc)) { 233 rte_intr_callback_register(&sc->pci_dev->intr_handle, 234 bnx2x_interrupt_handler, (void *)dev); 235 236 if (rte_intr_enable(&sc->pci_dev->intr_handle)) 237 PMD_DRV_LOG(ERR, sc, "rte_intr_enable failed"); 238 } 239 240 bnx2x_dev_rxtx_init(dev); 241 242 bnx2x_print_device_info(sc); 243 244 return ret; 245 } 246 247 static void 248 bnx2x_dev_stop(struct rte_eth_dev *dev) 249 { 250 struct bnx2x_softc *sc = dev->data->dev_private; 251 int ret = 0; 252 253 PMD_INIT_FUNC_TRACE(sc); 254 255 bnx2x_dev_rxtx_init_dummy(dev); 256 257 if (IS_PF(sc)) { 258 rte_intr_disable(&sc->pci_dev->intr_handle); 259 rte_intr_callback_unregister(&sc->pci_dev->intr_handle, 260 bnx2x_interrupt_handler, (void *)dev); 261 } 262 263 /* stop the periodic callout */ 264 bnx2x_periodic_stop(dev); 265 266 ret = bnx2x_nic_unload(sc, UNLOAD_NORMAL, FALSE); 267 if (ret) { 268 PMD_DRV_LOG(DEBUG, sc, "bnx2x_nic_unload failed (%d)", ret); 269 return; 270 } 271 272 return; 273 } 274 275 static void 276 bnx2x_dev_close(struct rte_eth_dev *dev) 277 { 278 struct bnx2x_softc *sc = dev->data->dev_private; 279 280 PMD_INIT_FUNC_TRACE(sc); 281 282 if (IS_VF(sc)) 283 bnx2x_vf_close(sc); 284 285 bnx2x_dev_clear_queues(dev); 286 memset(&(dev->data->dev_link), 0 , sizeof(struct rte_eth_link)); 287 288 /* free ilt */ 289 bnx2x_free_ilt_mem(sc); 290 } 291 292 static void 293 bnx2x_promisc_enable(struct rte_eth_dev *dev) 294 { 295 struct bnx2x_softc *sc = dev->data->dev_private; 296 297 PMD_INIT_FUNC_TRACE(sc); 298 sc->rx_mode = BNX2X_RX_MODE_PROMISC; 299 if (rte_eth_allmulticast_get(dev->data->port_id) == 1) 300 sc->rx_mode = BNX2X_RX_MODE_ALLMULTI_PROMISC; 301 bnx2x_set_rx_mode(sc); 302 } 303 304 static void 305 bnx2x_promisc_disable(struct rte_eth_dev *dev) 306 { 307 struct bnx2x_softc *sc = dev->data->dev_private; 308 309 PMD_INIT_FUNC_TRACE(sc); 310 sc->rx_mode = BNX2X_RX_MODE_NORMAL; 311 if (rte_eth_allmulticast_get(dev->data->port_id) == 1) 312 sc->rx_mode = BNX2X_RX_MODE_ALLMULTI; 313 bnx2x_set_rx_mode(sc); 314 } 315 316 static void 317 bnx2x_dev_allmulticast_enable(struct rte_eth_dev *dev) 318 { 319 struct bnx2x_softc *sc = dev->data->dev_private; 320 321 PMD_INIT_FUNC_TRACE(sc); 322 sc->rx_mode = BNX2X_RX_MODE_ALLMULTI; 323 if (rte_eth_promiscuous_get(dev->data->port_id) == 1) 324 sc->rx_mode = BNX2X_RX_MODE_ALLMULTI_PROMISC; 325 bnx2x_set_rx_mode(sc); 326 } 327 328 static void 329 bnx2x_dev_allmulticast_disable(struct rte_eth_dev *dev) 330 { 331 struct bnx2x_softc *sc = dev->data->dev_private; 332 333 PMD_INIT_FUNC_TRACE(sc); 334 sc->rx_mode = BNX2X_RX_MODE_NORMAL; 335 if (rte_eth_promiscuous_get(dev->data->port_id) == 1) 336 sc->rx_mode = BNX2X_RX_MODE_PROMISC; 337 bnx2x_set_rx_mode(sc); 338 } 339 340 static int 341 bnx2x_dev_link_update(struct rte_eth_dev *dev, __rte_unused int wait_to_complete) 342 { 343 struct bnx2x_softc *sc = dev->data->dev_private; 344 345 PMD_INIT_FUNC_TRACE(sc); 346 347 return bnx2x_link_update(dev); 348 } 349 350 static int 351 bnx2xvf_dev_link_update(struct rte_eth_dev *dev, __rte_unused int wait_to_complete) 352 { 353 struct bnx2x_softc *sc = dev->data->dev_private; 354 int ret = 0; 355 356 ret = bnx2x_link_update(dev); 357 358 bnx2x_check_bull(sc); 359 if (sc->old_bulletin.valid_bitmap & (1 << CHANNEL_DOWN)) { 360 PMD_DRV_LOG(ERR, sc, "PF indicated channel is down." 361 "VF device is no longer operational"); 362 dev->data->dev_link.link_status = ETH_LINK_DOWN; 363 } 364 365 return ret; 366 } 367 368 static int 369 bnx2x_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats) 370 { 371 struct bnx2x_softc *sc = dev->data->dev_private; 372 uint32_t brb_truncate_discard; 373 uint64_t brb_drops; 374 uint64_t brb_truncates; 375 376 PMD_INIT_FUNC_TRACE(sc); 377 378 bnx2x_stats_handle(sc, STATS_EVENT_UPDATE); 379 380 memset(stats, 0, sizeof (struct rte_eth_stats)); 381 382 stats->ipackets = 383 HILO_U64(sc->eth_stats.total_unicast_packets_received_hi, 384 sc->eth_stats.total_unicast_packets_received_lo) + 385 HILO_U64(sc->eth_stats.total_multicast_packets_received_hi, 386 sc->eth_stats.total_multicast_packets_received_lo) + 387 HILO_U64(sc->eth_stats.total_broadcast_packets_received_hi, 388 sc->eth_stats.total_broadcast_packets_received_lo); 389 390 stats->opackets = 391 HILO_U64(sc->eth_stats.total_unicast_packets_transmitted_hi, 392 sc->eth_stats.total_unicast_packets_transmitted_lo) + 393 HILO_U64(sc->eth_stats.total_multicast_packets_transmitted_hi, 394 sc->eth_stats.total_multicast_packets_transmitted_lo) + 395 HILO_U64(sc->eth_stats.total_broadcast_packets_transmitted_hi, 396 sc->eth_stats.total_broadcast_packets_transmitted_lo); 397 398 stats->ibytes = 399 HILO_U64(sc->eth_stats.total_bytes_received_hi, 400 sc->eth_stats.total_bytes_received_lo); 401 402 stats->obytes = 403 HILO_U64(sc->eth_stats.total_bytes_transmitted_hi, 404 sc->eth_stats.total_bytes_transmitted_lo); 405 406 stats->ierrors = 407 HILO_U64(sc->eth_stats.error_bytes_received_hi, 408 sc->eth_stats.error_bytes_received_lo); 409 410 stats->oerrors = 0; 411 412 stats->rx_nombuf = 413 HILO_U64(sc->eth_stats.no_buff_discard_hi, 414 sc->eth_stats.no_buff_discard_lo); 415 416 brb_drops = 417 HILO_U64(sc->eth_stats.brb_drop_hi, 418 sc->eth_stats.brb_drop_lo); 419 420 brb_truncates = 421 HILO_U64(sc->eth_stats.brb_truncate_hi, 422 sc->eth_stats.brb_truncate_lo); 423 424 brb_truncate_discard = sc->eth_stats.brb_truncate_discard; 425 426 stats->imissed = brb_drops + brb_truncates + 427 brb_truncate_discard + stats->rx_nombuf; 428 429 return 0; 430 } 431 432 static int 433 bnx2x_get_xstats_names(__rte_unused struct rte_eth_dev *dev, 434 struct rte_eth_xstat_name *xstats_names, 435 __rte_unused unsigned limit) 436 { 437 unsigned int i, stat_cnt = RTE_DIM(bnx2x_xstats_strings); 438 439 if (xstats_names != NULL) 440 for (i = 0; i < stat_cnt; i++) 441 strlcpy(xstats_names[i].name, 442 bnx2x_xstats_strings[i].name, 443 sizeof(xstats_names[i].name)); 444 445 return stat_cnt; 446 } 447 448 static int 449 bnx2x_dev_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats, 450 unsigned int n) 451 { 452 struct bnx2x_softc *sc = dev->data->dev_private; 453 unsigned int num = RTE_DIM(bnx2x_xstats_strings); 454 455 if (n < num) 456 return num; 457 458 bnx2x_stats_handle(sc, STATS_EVENT_UPDATE); 459 460 for (num = 0; num < n; num++) { 461 if (bnx2x_xstats_strings[num].offset_hi != 462 bnx2x_xstats_strings[num].offset_lo) 463 xstats[num].value = HILO_U64( 464 *(uint32_t *)((char *)&sc->eth_stats + 465 bnx2x_xstats_strings[num].offset_hi), 466 *(uint32_t *)((char *)&sc->eth_stats + 467 bnx2x_xstats_strings[num].offset_lo)); 468 else 469 xstats[num].value = 470 *(uint64_t *)((char *)&sc->eth_stats + 471 bnx2x_xstats_strings[num].offset_lo); 472 xstats[num].id = num; 473 } 474 475 return num; 476 } 477 478 static void 479 bnx2x_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info) 480 { 481 struct bnx2x_softc *sc = dev->data->dev_private; 482 483 dev_info->max_rx_queues = sc->max_rx_queues; 484 dev_info->max_tx_queues = sc->max_tx_queues; 485 dev_info->min_rx_bufsize = BNX2X_MIN_RX_BUF_SIZE; 486 dev_info->max_rx_pktlen = BNX2X_MAX_RX_PKT_LEN; 487 dev_info->max_mac_addrs = BNX2X_MAX_MAC_ADDRS; 488 dev_info->speed_capa = ETH_LINK_SPEED_10G | ETH_LINK_SPEED_20G; 489 dev_info->rx_offload_capa = DEV_RX_OFFLOAD_JUMBO_FRAME; 490 491 dev_info->rx_desc_lim.nb_max = MAX_RX_AVAIL; 492 dev_info->rx_desc_lim.nb_min = MIN_RX_SIZE_NONTPA; 493 dev_info->tx_desc_lim.nb_max = MAX_TX_AVAIL; 494 } 495 496 static int 497 bnx2x_mac_addr_add(struct rte_eth_dev *dev, struct rte_ether_addr *mac_addr, 498 uint32_t index, uint32_t pool) 499 { 500 struct bnx2x_softc *sc = dev->data->dev_private; 501 502 if (sc->mac_ops.mac_addr_add) { 503 sc->mac_ops.mac_addr_add(dev, mac_addr, index, pool); 504 return 0; 505 } 506 return -ENOTSUP; 507 } 508 509 static void 510 bnx2x_mac_addr_remove(struct rte_eth_dev *dev, uint32_t index) 511 { 512 struct bnx2x_softc *sc = dev->data->dev_private; 513 514 if (sc->mac_ops.mac_addr_remove) 515 sc->mac_ops.mac_addr_remove(dev, index); 516 } 517 518 static const struct eth_dev_ops bnx2x_eth_dev_ops = { 519 .dev_configure = bnx2x_dev_configure, 520 .dev_start = bnx2x_dev_start, 521 .dev_stop = bnx2x_dev_stop, 522 .dev_close = bnx2x_dev_close, 523 .promiscuous_enable = bnx2x_promisc_enable, 524 .promiscuous_disable = bnx2x_promisc_disable, 525 .allmulticast_enable = bnx2x_dev_allmulticast_enable, 526 .allmulticast_disable = bnx2x_dev_allmulticast_disable, 527 .link_update = bnx2x_dev_link_update, 528 .stats_get = bnx2x_dev_stats_get, 529 .xstats_get = bnx2x_dev_xstats_get, 530 .xstats_get_names = bnx2x_get_xstats_names, 531 .dev_infos_get = bnx2x_dev_infos_get, 532 .rx_queue_setup = bnx2x_dev_rx_queue_setup, 533 .rx_queue_release = bnx2x_dev_rx_queue_release, 534 .tx_queue_setup = bnx2x_dev_tx_queue_setup, 535 .tx_queue_release = bnx2x_dev_tx_queue_release, 536 .mac_addr_add = bnx2x_mac_addr_add, 537 .mac_addr_remove = bnx2x_mac_addr_remove, 538 }; 539 540 /* 541 * dev_ops for virtual function 542 */ 543 static const struct eth_dev_ops bnx2xvf_eth_dev_ops = { 544 .dev_configure = bnx2x_dev_configure, 545 .dev_start = bnx2x_dev_start, 546 .dev_stop = bnx2x_dev_stop, 547 .dev_close = bnx2x_dev_close, 548 .promiscuous_enable = bnx2x_promisc_enable, 549 .promiscuous_disable = bnx2x_promisc_disable, 550 .allmulticast_enable = bnx2x_dev_allmulticast_enable, 551 .allmulticast_disable = bnx2x_dev_allmulticast_disable, 552 .link_update = bnx2xvf_dev_link_update, 553 .stats_get = bnx2x_dev_stats_get, 554 .xstats_get = bnx2x_dev_xstats_get, 555 .xstats_get_names = bnx2x_get_xstats_names, 556 .dev_infos_get = bnx2x_dev_infos_get, 557 .rx_queue_setup = bnx2x_dev_rx_queue_setup, 558 .rx_queue_release = bnx2x_dev_rx_queue_release, 559 .tx_queue_setup = bnx2x_dev_tx_queue_setup, 560 .tx_queue_release = bnx2x_dev_tx_queue_release, 561 .mac_addr_add = bnx2x_mac_addr_add, 562 .mac_addr_remove = bnx2x_mac_addr_remove, 563 }; 564 565 566 static int 567 bnx2x_common_dev_init(struct rte_eth_dev *eth_dev, int is_vf) 568 { 569 int ret = 0; 570 struct rte_pci_device *pci_dev; 571 struct rte_pci_addr pci_addr; 572 struct bnx2x_softc *sc; 573 static bool adapter_info = true; 574 575 /* Extract key data structures */ 576 sc = eth_dev->data->dev_private; 577 pci_dev = RTE_DEV_TO_PCI(eth_dev->device); 578 pci_addr = pci_dev->addr; 579 580 snprintf(sc->devinfo.name, NAME_SIZE, PCI_SHORT_PRI_FMT ":dpdk-port-%u", 581 pci_addr.bus, pci_addr.devid, pci_addr.function, 582 eth_dev->data->port_id); 583 584 PMD_INIT_FUNC_TRACE(sc); 585 586 eth_dev->dev_ops = is_vf ? &bnx2xvf_eth_dev_ops : &bnx2x_eth_dev_ops; 587 588 rte_eth_copy_pci_info(eth_dev, pci_dev); 589 590 sc->pcie_bus = pci_dev->addr.bus; 591 sc->pcie_device = pci_dev->addr.devid; 592 593 sc->devinfo.vendor_id = pci_dev->id.vendor_id; 594 sc->devinfo.device_id = pci_dev->id.device_id; 595 sc->devinfo.subvendor_id = pci_dev->id.subsystem_vendor_id; 596 sc->devinfo.subdevice_id = pci_dev->id.subsystem_device_id; 597 598 if (is_vf) 599 sc->flags = BNX2X_IS_VF_FLAG; 600 601 sc->pcie_func = pci_dev->addr.function; 602 sc->bar[BAR0].base_addr = (void *)pci_dev->mem_resource[0].addr; 603 if (is_vf) 604 sc->bar[BAR1].base_addr = (void *) 605 ((uintptr_t)pci_dev->mem_resource[0].addr + PXP_VF_ADDR_DB_START); 606 else 607 sc->bar[BAR1].base_addr = pci_dev->mem_resource[2].addr; 608 609 assert(sc->bar[BAR0].base_addr); 610 assert(sc->bar[BAR1].base_addr); 611 612 bnx2x_load_firmware(sc); 613 assert(sc->firmware); 614 615 if (eth_dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf & ETH_RSS_NONFRAG_IPV4_UDP) 616 sc->udp_rss = 1; 617 618 sc->rx_budget = BNX2X_RX_BUDGET; 619 sc->hc_rx_ticks = BNX2X_RX_TICKS; 620 sc->hc_tx_ticks = BNX2X_TX_TICKS; 621 622 sc->interrupt_mode = INTR_MODE_SINGLE_MSIX; 623 sc->rx_mode = BNX2X_RX_MODE_NORMAL; 624 625 sc->pci_dev = pci_dev; 626 ret = bnx2x_attach(sc); 627 if (ret) { 628 PMD_DRV_LOG(ERR, sc, "bnx2x_attach failed (%d)", ret); 629 return ret; 630 } 631 632 /* Print important adapter info for the user. */ 633 if (adapter_info) { 634 bnx2x_print_adapter_info(sc); 635 adapter_info = false; 636 } 637 638 /* schedule periodic poll for slowpath link events */ 639 if (IS_PF(sc)) { 640 PMD_DRV_LOG(DEBUG, sc, "Scheduling periodic poll for slowpath link events"); 641 ret = rte_eal_alarm_set(BNX2X_SP_TIMER_PERIOD, 642 bnx2x_periodic_start, (void *)eth_dev); 643 if (ret) { 644 PMD_DRV_LOG(ERR, sc, "Unable to start periodic" 645 " timer rc %d", ret); 646 return -EINVAL; 647 } 648 } 649 650 eth_dev->data->mac_addrs = 651 (struct rte_ether_addr *)sc->link_params.mac_addr; 652 653 if (IS_VF(sc)) { 654 rte_spinlock_init(&sc->vf2pf_lock); 655 656 ret = bnx2x_dma_alloc(sc, sizeof(struct bnx2x_vf_mbx_msg), 657 &sc->vf2pf_mbox_mapping, "vf2pf_mbox", 658 RTE_CACHE_LINE_SIZE); 659 if (ret) 660 goto out; 661 662 sc->vf2pf_mbox = (struct bnx2x_vf_mbx_msg *) 663 sc->vf2pf_mbox_mapping.vaddr; 664 665 ret = bnx2x_dma_alloc(sc, sizeof(struct bnx2x_vf_bulletin), 666 &sc->pf2vf_bulletin_mapping, "vf2pf_bull", 667 RTE_CACHE_LINE_SIZE); 668 if (ret) 669 goto out; 670 671 sc->pf2vf_bulletin = (struct bnx2x_vf_bulletin *) 672 sc->pf2vf_bulletin_mapping.vaddr; 673 674 ret = bnx2x_vf_get_resources(sc, sc->max_tx_queues, 675 sc->max_rx_queues); 676 if (ret) 677 goto out; 678 } 679 680 return 0; 681 682 out: 683 bnx2x_periodic_stop(eth_dev); 684 return ret; 685 } 686 687 static int 688 eth_bnx2x_dev_init(struct rte_eth_dev *eth_dev) 689 { 690 struct bnx2x_softc *sc = eth_dev->data->dev_private; 691 PMD_INIT_FUNC_TRACE(sc); 692 return bnx2x_common_dev_init(eth_dev, 0); 693 } 694 695 static int 696 eth_bnx2xvf_dev_init(struct rte_eth_dev *eth_dev) 697 { 698 struct bnx2x_softc *sc = eth_dev->data->dev_private; 699 PMD_INIT_FUNC_TRACE(sc); 700 return bnx2x_common_dev_init(eth_dev, 1); 701 } 702 703 static int eth_bnx2x_dev_uninit(struct rte_eth_dev *eth_dev) 704 { 705 /* mac_addrs must not be freed alone because part of dev_private */ 706 eth_dev->data->mac_addrs = NULL; 707 return 0; 708 } 709 710 static struct rte_pci_driver rte_bnx2x_pmd; 711 static struct rte_pci_driver rte_bnx2xvf_pmd; 712 713 static int eth_bnx2x_pci_probe(struct rte_pci_driver *pci_drv, 714 struct rte_pci_device *pci_dev) 715 { 716 if (pci_drv == &rte_bnx2x_pmd) 717 return rte_eth_dev_pci_generic_probe(pci_dev, 718 sizeof(struct bnx2x_softc), eth_bnx2x_dev_init); 719 else if (pci_drv == &rte_bnx2xvf_pmd) 720 return rte_eth_dev_pci_generic_probe(pci_dev, 721 sizeof(struct bnx2x_softc), eth_bnx2xvf_dev_init); 722 else 723 return -EINVAL; 724 } 725 726 static int eth_bnx2x_pci_remove(struct rte_pci_device *pci_dev) 727 { 728 return rte_eth_dev_pci_generic_remove(pci_dev, eth_bnx2x_dev_uninit); 729 } 730 731 static struct rte_pci_driver rte_bnx2x_pmd = { 732 .id_table = pci_id_bnx2x_map, 733 .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC, 734 .probe = eth_bnx2x_pci_probe, 735 .remove = eth_bnx2x_pci_remove, 736 }; 737 738 /* 739 * virtual function driver struct 740 */ 741 static struct rte_pci_driver rte_bnx2xvf_pmd = { 742 .id_table = pci_id_bnx2xvf_map, 743 .drv_flags = RTE_PCI_DRV_NEED_MAPPING, 744 .probe = eth_bnx2x_pci_probe, 745 .remove = eth_bnx2x_pci_remove, 746 }; 747 748 RTE_PMD_REGISTER_PCI(net_bnx2x, rte_bnx2x_pmd); 749 RTE_PMD_REGISTER_PCI_TABLE(net_bnx2x, pci_id_bnx2x_map); 750 RTE_PMD_REGISTER_KMOD_DEP(net_bnx2x, "* igb_uio | uio_pci_generic | vfio-pci"); 751 RTE_PMD_REGISTER_PCI(net_bnx2xvf, rte_bnx2xvf_pmd); 752 RTE_PMD_REGISTER_PCI_TABLE(net_bnx2xvf, pci_id_bnx2xvf_map); 753 RTE_PMD_REGISTER_KMOD_DEP(net_bnx2xvf, "* igb_uio | vfio-pci"); 754 755 RTE_INIT(bnx2x_init_log) 756 { 757 bnx2x_logtype_init = rte_log_register("pmd.net.bnx2x.init"); 758 if (bnx2x_logtype_init >= 0) 759 rte_log_set_level(bnx2x_logtype_init, RTE_LOG_NOTICE); 760 bnx2x_logtype_driver = rte_log_register("pmd.net.bnx2x.driver"); 761 if (bnx2x_logtype_driver >= 0) 762 rte_log_set_level(bnx2x_logtype_driver, RTE_LOG_NOTICE); 763 } 764