1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2017 Cavium, Inc 3 */ 4 5 #include <stdio.h> 6 #include <stdarg.h> 7 #include <stdbool.h> 8 #include <stdint.h> 9 #include <string.h> 10 #include <unistd.h> 11 12 #include <rte_alarm.h> 13 #include <rte_branch_prediction.h> 14 #include <rte_debug.h> 15 #include <rte_devargs.h> 16 #include <rte_dev.h> 17 #include <rte_kvargs.h> 18 #include <rte_malloc.h> 19 #include <rte_mbuf_pool_ops.h> 20 #include <rte_prefetch.h> 21 #include <rte_bus_vdev.h> 22 23 #include "octeontx_ethdev.h" 24 #include "octeontx_rxtx.h" 25 #include "octeontx_logs.h" 26 27 struct octeontx_vdev_init_params { 28 uint8_t nr_port; 29 }; 30 31 uint16_t 32 rte_octeontx_pchan_map[OCTEONTX_MAX_BGX_PORTS][OCTEONTX_MAX_LMAC_PER_BGX]; 33 34 enum octeontx_link_speed { 35 OCTEONTX_LINK_SPEED_SGMII, 36 OCTEONTX_LINK_SPEED_XAUI, 37 OCTEONTX_LINK_SPEED_RXAUI, 38 OCTEONTX_LINK_SPEED_10G_R, 39 OCTEONTX_LINK_SPEED_40G_R, 40 OCTEONTX_LINK_SPEED_RESERVE1, 41 OCTEONTX_LINK_SPEED_QSGMII, 42 OCTEONTX_LINK_SPEED_RESERVE2 43 }; 44 45 int otx_net_logtype_mbox; 46 int otx_net_logtype_init; 47 int otx_net_logtype_driver; 48 49 RTE_INIT(otx_net_init_log) 50 { 51 otx_net_logtype_mbox = rte_log_register("pmd.net.octeontx.mbox"); 52 if (otx_net_logtype_mbox >= 0) 53 rte_log_set_level(otx_net_logtype_mbox, RTE_LOG_NOTICE); 54 55 otx_net_logtype_init = rte_log_register("pmd.net.octeontx.init"); 56 if (otx_net_logtype_init >= 0) 57 rte_log_set_level(otx_net_logtype_init, RTE_LOG_NOTICE); 58 59 otx_net_logtype_driver = rte_log_register("pmd.net.octeontx.driver"); 60 if (otx_net_logtype_driver >= 0) 61 rte_log_set_level(otx_net_logtype_driver, RTE_LOG_NOTICE); 62 } 63 64 /* Parse integer from integer argument */ 65 static int 66 parse_integer_arg(const char *key __rte_unused, 67 const char *value, void *extra_args) 68 { 69 int *i = (int *)extra_args; 70 71 *i = atoi(value); 72 if (*i < 0) { 73 octeontx_log_err("argument has to be positive."); 74 return -1; 75 } 76 77 return 0; 78 } 79 80 static int 81 octeontx_parse_vdev_init_params(struct octeontx_vdev_init_params *params, 82 struct rte_vdev_device *dev) 83 { 84 struct rte_kvargs *kvlist = NULL; 85 int ret = 0; 86 87 static const char * const octeontx_vdev_valid_params[] = { 88 OCTEONTX_VDEV_NR_PORT_ARG, 89 NULL 90 }; 91 92 const char *input_args = rte_vdev_device_args(dev); 93 if (params == NULL) 94 return -EINVAL; 95 96 97 if (input_args) { 98 kvlist = rte_kvargs_parse(input_args, 99 octeontx_vdev_valid_params); 100 if (kvlist == NULL) 101 return -1; 102 103 ret = rte_kvargs_process(kvlist, 104 OCTEONTX_VDEV_NR_PORT_ARG, 105 &parse_integer_arg, 106 ¶ms->nr_port); 107 if (ret < 0) 108 goto free_kvlist; 109 } 110 111 free_kvlist: 112 rte_kvargs_free(kvlist); 113 return ret; 114 } 115 116 static int 117 octeontx_port_open(struct octeontx_nic *nic) 118 { 119 octeontx_mbox_bgx_port_conf_t bgx_port_conf; 120 int res; 121 122 res = 0; 123 memset(&bgx_port_conf, 0x0, sizeof(bgx_port_conf)); 124 PMD_INIT_FUNC_TRACE(); 125 126 res = octeontx_bgx_port_open(nic->port_id, &bgx_port_conf); 127 if (res < 0) { 128 octeontx_log_err("failed to open port %d", res); 129 return res; 130 } 131 132 nic->node = bgx_port_conf.node; 133 nic->port_ena = bgx_port_conf.enable; 134 nic->base_ichan = bgx_port_conf.base_chan; 135 nic->base_ochan = bgx_port_conf.base_chan; 136 nic->num_ichans = bgx_port_conf.num_chans; 137 nic->num_ochans = bgx_port_conf.num_chans; 138 nic->mtu = bgx_port_conf.mtu; 139 nic->bpen = bgx_port_conf.bpen; 140 nic->fcs_strip = bgx_port_conf.fcs_strip; 141 nic->bcast_mode = bgx_port_conf.bcast_mode; 142 nic->mcast_mode = bgx_port_conf.mcast_mode; 143 nic->speed = bgx_port_conf.mode; 144 145 memcpy(&nic->mac_addr[0], &bgx_port_conf.macaddr[0], 146 RTE_ETHER_ADDR_LEN); 147 148 octeontx_log_dbg("port opened %d", nic->port_id); 149 return res; 150 } 151 152 static void 153 octeontx_port_close(struct octeontx_nic *nic) 154 { 155 PMD_INIT_FUNC_TRACE(); 156 157 octeontx_bgx_port_close(nic->port_id); 158 octeontx_log_dbg("port closed %d", nic->port_id); 159 } 160 161 static int 162 octeontx_port_start(struct octeontx_nic *nic) 163 { 164 PMD_INIT_FUNC_TRACE(); 165 166 return octeontx_bgx_port_start(nic->port_id); 167 } 168 169 static int 170 octeontx_port_stop(struct octeontx_nic *nic) 171 { 172 PMD_INIT_FUNC_TRACE(); 173 174 return octeontx_bgx_port_stop(nic->port_id); 175 } 176 177 static void 178 octeontx_port_promisc_set(struct octeontx_nic *nic, int en) 179 { 180 struct rte_eth_dev *dev; 181 int res; 182 183 res = 0; 184 PMD_INIT_FUNC_TRACE(); 185 dev = nic->dev; 186 187 res = octeontx_bgx_port_promisc_set(nic->port_id, en); 188 if (res < 0) 189 octeontx_log_err("failed to set promiscuous mode %d", 190 nic->port_id); 191 192 /* Set proper flag for the mode */ 193 dev->data->promiscuous = (en != 0) ? 1 : 0; 194 195 octeontx_log_dbg("port %d : promiscuous mode %s", 196 nic->port_id, en ? "set" : "unset"); 197 } 198 199 static int 200 octeontx_port_stats(struct octeontx_nic *nic, struct rte_eth_stats *stats) 201 { 202 octeontx_mbox_bgx_port_stats_t bgx_stats; 203 int res; 204 205 PMD_INIT_FUNC_TRACE(); 206 207 res = octeontx_bgx_port_stats(nic->port_id, &bgx_stats); 208 if (res < 0) { 209 octeontx_log_err("failed to get port stats %d", nic->port_id); 210 return res; 211 } 212 213 stats->ipackets = bgx_stats.rx_packets; 214 stats->ibytes = bgx_stats.rx_bytes; 215 stats->imissed = bgx_stats.rx_dropped; 216 stats->ierrors = bgx_stats.rx_errors; 217 stats->opackets = bgx_stats.tx_packets; 218 stats->obytes = bgx_stats.tx_bytes; 219 stats->oerrors = bgx_stats.tx_errors; 220 221 octeontx_log_dbg("port%d stats inpkts=%" PRIx64 " outpkts=%" PRIx64 "", 222 nic->port_id, stats->ipackets, stats->opackets); 223 224 return 0; 225 } 226 227 static void 228 octeontx_port_stats_clr(struct octeontx_nic *nic) 229 { 230 PMD_INIT_FUNC_TRACE(); 231 232 octeontx_bgx_port_stats_clr(nic->port_id); 233 } 234 235 static inline void 236 devconf_set_default_sane_values(struct rte_event_dev_config *dev_conf, 237 struct rte_event_dev_info *info) 238 { 239 memset(dev_conf, 0, sizeof(struct rte_event_dev_config)); 240 dev_conf->dequeue_timeout_ns = info->min_dequeue_timeout_ns; 241 242 dev_conf->nb_event_ports = info->max_event_ports; 243 dev_conf->nb_event_queues = info->max_event_queues; 244 245 dev_conf->nb_event_queue_flows = info->max_event_queue_flows; 246 dev_conf->nb_event_port_dequeue_depth = 247 info->max_event_port_dequeue_depth; 248 dev_conf->nb_event_port_enqueue_depth = 249 info->max_event_port_enqueue_depth; 250 dev_conf->nb_event_port_enqueue_depth = 251 info->max_event_port_enqueue_depth; 252 dev_conf->nb_events_limit = 253 info->max_num_events; 254 } 255 256 static int 257 octeontx_dev_configure(struct rte_eth_dev *dev) 258 { 259 struct rte_eth_dev_data *data = dev->data; 260 struct rte_eth_conf *conf = &data->dev_conf; 261 struct rte_eth_rxmode *rxmode = &conf->rxmode; 262 struct rte_eth_txmode *txmode = &conf->txmode; 263 struct octeontx_nic *nic = octeontx_pmd_priv(dev); 264 int ret; 265 266 PMD_INIT_FUNC_TRACE(); 267 RTE_SET_USED(conf); 268 269 if (!rte_eal_has_hugepages()) { 270 octeontx_log_err("huge page is not configured"); 271 return -EINVAL; 272 } 273 274 if (txmode->mq_mode) { 275 octeontx_log_err("tx mq_mode DCB or VMDq not supported"); 276 return -EINVAL; 277 } 278 279 if (rxmode->mq_mode != ETH_MQ_RX_NONE && 280 rxmode->mq_mode != ETH_MQ_RX_RSS) { 281 octeontx_log_err("unsupported rx qmode %d", rxmode->mq_mode); 282 return -EINVAL; 283 } 284 285 if (!(txmode->offloads & DEV_TX_OFFLOAD_MT_LOCKFREE)) { 286 PMD_INIT_LOG(NOTICE, "cant disable lockfree tx"); 287 txmode->offloads |= DEV_TX_OFFLOAD_MT_LOCKFREE; 288 } 289 290 if (conf->link_speeds & ETH_LINK_SPEED_FIXED) { 291 octeontx_log_err("setting link speed/duplex not supported"); 292 return -EINVAL; 293 } 294 295 if (conf->dcb_capability_en) { 296 octeontx_log_err("DCB enable not supported"); 297 return -EINVAL; 298 } 299 300 if (conf->fdir_conf.mode != RTE_FDIR_MODE_NONE) { 301 octeontx_log_err("flow director not supported"); 302 return -EINVAL; 303 } 304 305 nic->num_tx_queues = dev->data->nb_tx_queues; 306 307 ret = octeontx_pko_channel_open(nic->port_id * PKO_VF_NUM_DQ, 308 nic->num_tx_queues, 309 nic->base_ochan); 310 if (ret) { 311 octeontx_log_err("failed to open channel %d no-of-txq %d", 312 nic->base_ochan, nic->num_tx_queues); 313 return -EFAULT; 314 } 315 316 nic->pki.classifier_enable = false; 317 nic->pki.hash_enable = true; 318 nic->pki.initialized = false; 319 320 return 0; 321 } 322 323 static void 324 octeontx_dev_close(struct rte_eth_dev *dev) 325 { 326 struct octeontx_txq *txq = NULL; 327 struct octeontx_nic *nic = octeontx_pmd_priv(dev); 328 unsigned int i; 329 int ret; 330 331 PMD_INIT_FUNC_TRACE(); 332 333 rte_event_dev_close(nic->evdev); 334 335 ret = octeontx_pko_channel_close(nic->base_ochan); 336 if (ret < 0) { 337 octeontx_log_err("failed to close channel %d VF%d %d %d", 338 nic->base_ochan, nic->port_id, nic->num_tx_queues, 339 ret); 340 } 341 /* Free txq resources for this port */ 342 for (i = 0; i < nic->num_tx_queues; i++) { 343 txq = dev->data->tx_queues[i]; 344 if (!txq) 345 continue; 346 347 rte_free(txq); 348 } 349 350 dev->tx_pkt_burst = NULL; 351 dev->rx_pkt_burst = NULL; 352 } 353 354 static int 355 octeontx_dev_start(struct rte_eth_dev *dev) 356 { 357 struct octeontx_nic *nic = octeontx_pmd_priv(dev); 358 int ret; 359 360 ret = 0; 361 362 PMD_INIT_FUNC_TRACE(); 363 /* 364 * Tx start 365 */ 366 dev->tx_pkt_burst = octeontx_xmit_pkts; 367 ret = octeontx_pko_channel_start(nic->base_ochan); 368 if (ret < 0) { 369 octeontx_log_err("fail to conf VF%d no. txq %d chan %d ret %d", 370 nic->port_id, nic->num_tx_queues, nic->base_ochan, 371 ret); 372 goto error; 373 } 374 375 /* 376 * Rx start 377 */ 378 dev->rx_pkt_burst = octeontx_recv_pkts; 379 ret = octeontx_pki_port_start(nic->port_id); 380 if (ret < 0) { 381 octeontx_log_err("fail to start Rx on port %d", nic->port_id); 382 goto channel_stop_error; 383 } 384 385 /* 386 * Start port 387 */ 388 ret = octeontx_port_start(nic); 389 if (ret < 0) { 390 octeontx_log_err("failed start port %d", ret); 391 goto pki_port_stop_error; 392 } 393 394 PMD_TX_LOG(DEBUG, "pko: start channel %d no.of txq %d port %d", 395 nic->base_ochan, nic->num_tx_queues, nic->port_id); 396 397 ret = rte_event_dev_start(nic->evdev); 398 if (ret < 0) { 399 octeontx_log_err("failed to start evdev: ret (%d)", ret); 400 goto pki_port_stop_error; 401 } 402 403 /* Success */ 404 return ret; 405 406 pki_port_stop_error: 407 octeontx_pki_port_stop(nic->port_id); 408 channel_stop_error: 409 octeontx_pko_channel_stop(nic->base_ochan); 410 error: 411 return ret; 412 } 413 414 static void 415 octeontx_dev_stop(struct rte_eth_dev *dev) 416 { 417 struct octeontx_nic *nic = octeontx_pmd_priv(dev); 418 int ret; 419 420 PMD_INIT_FUNC_TRACE(); 421 422 rte_event_dev_stop(nic->evdev); 423 424 ret = octeontx_port_stop(nic); 425 if (ret < 0) { 426 octeontx_log_err("failed to req stop port %d res=%d", 427 nic->port_id, ret); 428 return; 429 } 430 431 ret = octeontx_pki_port_stop(nic->port_id); 432 if (ret < 0) { 433 octeontx_log_err("failed to stop pki port %d res=%d", 434 nic->port_id, ret); 435 return; 436 } 437 438 ret = octeontx_pko_channel_stop(nic->base_ochan); 439 if (ret < 0) { 440 octeontx_log_err("failed to stop channel %d VF%d %d %d", 441 nic->base_ochan, nic->port_id, nic->num_tx_queues, 442 ret); 443 return; 444 } 445 } 446 447 static void 448 octeontx_dev_promisc_enable(struct rte_eth_dev *dev) 449 { 450 struct octeontx_nic *nic = octeontx_pmd_priv(dev); 451 452 PMD_INIT_FUNC_TRACE(); 453 octeontx_port_promisc_set(nic, 1); 454 } 455 456 static void 457 octeontx_dev_promisc_disable(struct rte_eth_dev *dev) 458 { 459 struct octeontx_nic *nic = octeontx_pmd_priv(dev); 460 461 PMD_INIT_FUNC_TRACE(); 462 octeontx_port_promisc_set(nic, 0); 463 } 464 465 static int 466 octeontx_port_link_status(struct octeontx_nic *nic) 467 { 468 int res; 469 470 PMD_INIT_FUNC_TRACE(); 471 res = octeontx_bgx_port_link_status(nic->port_id); 472 if (res < 0) { 473 octeontx_log_err("failed to get port %d link status", 474 nic->port_id); 475 return res; 476 } 477 478 nic->link_up = (uint8_t)res; 479 octeontx_log_dbg("port %d link status %d", nic->port_id, nic->link_up); 480 481 return res; 482 } 483 484 /* 485 * Return 0 means link status changed, -1 means not changed 486 */ 487 static int 488 octeontx_dev_link_update(struct rte_eth_dev *dev, 489 int wait_to_complete __rte_unused) 490 { 491 struct octeontx_nic *nic = octeontx_pmd_priv(dev); 492 struct rte_eth_link link; 493 int res; 494 495 PMD_INIT_FUNC_TRACE(); 496 497 res = octeontx_port_link_status(nic); 498 if (res < 0) { 499 octeontx_log_err("failed to request link status %d", res); 500 return res; 501 } 502 503 link.link_status = nic->link_up; 504 505 switch (nic->speed) { 506 case OCTEONTX_LINK_SPEED_SGMII: 507 link.link_speed = ETH_SPEED_NUM_1G; 508 break; 509 510 case OCTEONTX_LINK_SPEED_XAUI: 511 link.link_speed = ETH_SPEED_NUM_10G; 512 break; 513 514 case OCTEONTX_LINK_SPEED_RXAUI: 515 case OCTEONTX_LINK_SPEED_10G_R: 516 link.link_speed = ETH_SPEED_NUM_10G; 517 break; 518 case OCTEONTX_LINK_SPEED_QSGMII: 519 link.link_speed = ETH_SPEED_NUM_5G; 520 break; 521 case OCTEONTX_LINK_SPEED_40G_R: 522 link.link_speed = ETH_SPEED_NUM_40G; 523 break; 524 525 case OCTEONTX_LINK_SPEED_RESERVE1: 526 case OCTEONTX_LINK_SPEED_RESERVE2: 527 default: 528 link.link_speed = ETH_SPEED_NUM_NONE; 529 octeontx_log_err("incorrect link speed %d", nic->speed); 530 break; 531 } 532 533 link.link_duplex = ETH_LINK_FULL_DUPLEX; 534 link.link_autoneg = ETH_LINK_AUTONEG; 535 536 return rte_eth_linkstatus_set(dev, &link); 537 } 538 539 static int 540 octeontx_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats) 541 { 542 struct octeontx_nic *nic = octeontx_pmd_priv(dev); 543 544 PMD_INIT_FUNC_TRACE(); 545 return octeontx_port_stats(nic, stats); 546 } 547 548 static void 549 octeontx_dev_stats_reset(struct rte_eth_dev *dev) 550 { 551 struct octeontx_nic *nic = octeontx_pmd_priv(dev); 552 553 PMD_INIT_FUNC_TRACE(); 554 octeontx_port_stats_clr(nic); 555 } 556 557 static int 558 octeontx_dev_default_mac_addr_set(struct rte_eth_dev *dev, 559 struct rte_ether_addr *addr) 560 { 561 struct octeontx_nic *nic = octeontx_pmd_priv(dev); 562 int ret; 563 564 ret = octeontx_bgx_port_mac_set(nic->port_id, addr->addr_bytes); 565 if (ret != 0) 566 octeontx_log_err("failed to set MAC address on port %d", 567 nic->port_id); 568 569 return ret; 570 } 571 572 static void 573 octeontx_dev_info(struct rte_eth_dev *dev, 574 struct rte_eth_dev_info *dev_info) 575 { 576 RTE_SET_USED(dev); 577 578 /* Autonegotiation may be disabled */ 579 dev_info->speed_capa = ETH_LINK_SPEED_FIXED; 580 dev_info->speed_capa |= ETH_LINK_SPEED_10M | ETH_LINK_SPEED_100M | 581 ETH_LINK_SPEED_1G | ETH_LINK_SPEED_10G | 582 ETH_LINK_SPEED_40G; 583 584 dev_info->max_mac_addrs = 1; 585 dev_info->max_rx_pktlen = PKI_MAX_PKTLEN; 586 dev_info->max_rx_queues = 1; 587 dev_info->max_tx_queues = PKO_MAX_NUM_DQ; 588 dev_info->min_rx_bufsize = 0; 589 590 dev_info->default_rxconf = (struct rte_eth_rxconf) { 591 .rx_free_thresh = 0, 592 .rx_drop_en = 0, 593 .offloads = OCTEONTX_RX_OFFLOADS, 594 }; 595 596 dev_info->default_txconf = (struct rte_eth_txconf) { 597 .tx_free_thresh = 0, 598 .offloads = OCTEONTX_TX_OFFLOADS, 599 }; 600 601 dev_info->rx_offload_capa = OCTEONTX_RX_OFFLOADS; 602 dev_info->tx_offload_capa = OCTEONTX_TX_OFFLOADS; 603 } 604 605 static void 606 octeontx_dq_info_getter(octeontx_dq_t *dq, void *out) 607 { 608 ((octeontx_dq_t *)out)->lmtline_va = dq->lmtline_va; 609 ((octeontx_dq_t *)out)->ioreg_va = dq->ioreg_va; 610 ((octeontx_dq_t *)out)->fc_status_va = dq->fc_status_va; 611 } 612 613 static int 614 octeontx_vf_start_tx_queue(struct rte_eth_dev *dev, struct octeontx_nic *nic, 615 uint16_t qidx) 616 { 617 struct octeontx_txq *txq; 618 int res; 619 620 PMD_INIT_FUNC_TRACE(); 621 622 if (dev->data->tx_queue_state[qidx] == RTE_ETH_QUEUE_STATE_STARTED) 623 return 0; 624 625 txq = dev->data->tx_queues[qidx]; 626 627 res = octeontx_pko_channel_query_dqs(nic->base_ochan, 628 &txq->dq, 629 sizeof(octeontx_dq_t), 630 txq->queue_id, 631 octeontx_dq_info_getter); 632 if (res < 0) { 633 res = -EFAULT; 634 goto close_port; 635 } 636 637 dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STARTED; 638 return res; 639 640 close_port: 641 (void)octeontx_port_stop(nic); 642 octeontx_pko_channel_stop(nic->base_ochan); 643 octeontx_pko_channel_close(nic->base_ochan); 644 dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED; 645 return res; 646 } 647 648 static int 649 octeontx_dev_tx_queue_start(struct rte_eth_dev *dev, uint16_t qidx) 650 { 651 struct octeontx_nic *nic = octeontx_pmd_priv(dev); 652 653 PMD_INIT_FUNC_TRACE(); 654 qidx = qidx % PKO_VF_NUM_DQ; 655 return octeontx_vf_start_tx_queue(dev, nic, qidx); 656 } 657 658 static inline int 659 octeontx_vf_stop_tx_queue(struct rte_eth_dev *dev, struct octeontx_nic *nic, 660 uint16_t qidx) 661 { 662 int ret = 0; 663 664 RTE_SET_USED(nic); 665 PMD_INIT_FUNC_TRACE(); 666 667 if (dev->data->tx_queue_state[qidx] == RTE_ETH_QUEUE_STATE_STOPPED) 668 return 0; 669 670 dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED; 671 return ret; 672 } 673 674 static int 675 octeontx_dev_tx_queue_stop(struct rte_eth_dev *dev, uint16_t qidx) 676 { 677 struct octeontx_nic *nic = octeontx_pmd_priv(dev); 678 679 PMD_INIT_FUNC_TRACE(); 680 qidx = qidx % PKO_VF_NUM_DQ; 681 682 return octeontx_vf_stop_tx_queue(dev, nic, qidx); 683 } 684 685 static void 686 octeontx_dev_tx_queue_release(void *tx_queue) 687 { 688 struct octeontx_txq *txq = tx_queue; 689 int res; 690 691 PMD_INIT_FUNC_TRACE(); 692 693 if (txq) { 694 res = octeontx_dev_tx_queue_stop(txq->eth_dev, txq->queue_id); 695 if (res < 0) 696 octeontx_log_err("failed stop tx_queue(%d)\n", 697 txq->queue_id); 698 699 rte_free(txq); 700 } 701 } 702 703 static int 704 octeontx_dev_tx_queue_setup(struct rte_eth_dev *dev, uint16_t qidx, 705 uint16_t nb_desc, unsigned int socket_id, 706 const struct rte_eth_txconf *tx_conf __rte_unused) 707 { 708 struct octeontx_nic *nic = octeontx_pmd_priv(dev); 709 struct octeontx_txq *txq = NULL; 710 uint16_t dq_num; 711 int res = 0; 712 713 RTE_SET_USED(nb_desc); 714 RTE_SET_USED(socket_id); 715 716 dq_num = (nic->port_id * PKO_VF_NUM_DQ) + qidx; 717 718 /* Socket id check */ 719 if (socket_id != (unsigned int)SOCKET_ID_ANY && 720 socket_id != (unsigned int)nic->node) 721 PMD_TX_LOG(INFO, "socket_id expected %d, configured %d", 722 socket_id, nic->node); 723 724 /* Free memory prior to re-allocation if needed. */ 725 if (dev->data->tx_queues[qidx] != NULL) { 726 PMD_TX_LOG(DEBUG, "freeing memory prior to re-allocation %d", 727 qidx); 728 octeontx_dev_tx_queue_release(dev->data->tx_queues[qidx]); 729 dev->data->tx_queues[qidx] = NULL; 730 } 731 732 /* Allocating tx queue data structure */ 733 txq = rte_zmalloc_socket("ethdev TX queue", sizeof(struct octeontx_txq), 734 RTE_CACHE_LINE_SIZE, nic->node); 735 if (txq == NULL) { 736 octeontx_log_err("failed to allocate txq=%d", qidx); 737 res = -ENOMEM; 738 goto err; 739 } 740 741 txq->eth_dev = dev; 742 txq->queue_id = dq_num; 743 dev->data->tx_queues[qidx] = txq; 744 dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED; 745 746 res = octeontx_pko_channel_query_dqs(nic->base_ochan, 747 &txq->dq, 748 sizeof(octeontx_dq_t), 749 txq->queue_id, 750 octeontx_dq_info_getter); 751 if (res < 0) { 752 res = -EFAULT; 753 goto err; 754 } 755 756 PMD_TX_LOG(DEBUG, "[%d]:[%d] txq=%p nb_desc=%d lmtline=%p ioreg_va=%p fc_status_va=%p", 757 qidx, txq->queue_id, txq, nb_desc, txq->dq.lmtline_va, 758 txq->dq.ioreg_va, 759 txq->dq.fc_status_va); 760 761 return res; 762 763 err: 764 if (txq) 765 rte_free(txq); 766 767 return res; 768 } 769 770 static int 771 octeontx_dev_rx_queue_setup(struct rte_eth_dev *dev, uint16_t qidx, 772 uint16_t nb_desc, unsigned int socket_id, 773 const struct rte_eth_rxconf *rx_conf, 774 struct rte_mempool *mb_pool) 775 { 776 struct octeontx_nic *nic = octeontx_pmd_priv(dev); 777 struct rte_mempool_ops *mp_ops = NULL; 778 struct octeontx_rxq *rxq = NULL; 779 pki_pktbuf_cfg_t pktbuf_conf; 780 pki_hash_cfg_t pki_hash; 781 pki_qos_cfg_t pki_qos; 782 uintptr_t pool; 783 int ret, port; 784 uint16_t gaura; 785 unsigned int ev_queues = (nic->ev_queues * nic->port_id) + qidx; 786 unsigned int ev_ports = (nic->ev_ports * nic->port_id) + qidx; 787 788 RTE_SET_USED(nb_desc); 789 790 memset(&pktbuf_conf, 0, sizeof(pktbuf_conf)); 791 memset(&pki_hash, 0, sizeof(pki_hash)); 792 memset(&pki_qos, 0, sizeof(pki_qos)); 793 794 mp_ops = rte_mempool_get_ops(mb_pool->ops_index); 795 if (strcmp(mp_ops->name, "octeontx_fpavf")) { 796 octeontx_log_err("failed to find octeontx_fpavf mempool"); 797 return -ENOTSUP; 798 } 799 800 /* Handle forbidden configurations */ 801 if (nic->pki.classifier_enable) { 802 octeontx_log_err("cannot setup queue %d. " 803 "Classifier option unsupported", qidx); 804 return -EINVAL; 805 } 806 807 port = nic->port_id; 808 809 /* Rx deferred start is not supported */ 810 if (rx_conf->rx_deferred_start) { 811 octeontx_log_err("rx deferred start not supported"); 812 return -EINVAL; 813 } 814 815 /* Verify queue index */ 816 if (qidx >= dev->data->nb_rx_queues) { 817 octeontx_log_err("QID %d not supporteded (0 - %d available)\n", 818 qidx, (dev->data->nb_rx_queues - 1)); 819 return -ENOTSUP; 820 } 821 822 /* Socket id check */ 823 if (socket_id != (unsigned int)SOCKET_ID_ANY && 824 socket_id != (unsigned int)nic->node) 825 PMD_RX_LOG(INFO, "socket_id expected %d, configured %d", 826 socket_id, nic->node); 827 828 /* Allocating rx queue data structure */ 829 rxq = rte_zmalloc_socket("ethdev RX queue", sizeof(struct octeontx_rxq), 830 RTE_CACHE_LINE_SIZE, nic->node); 831 if (rxq == NULL) { 832 octeontx_log_err("failed to allocate rxq=%d", qidx); 833 return -ENOMEM; 834 } 835 836 if (!nic->pki.initialized) { 837 pktbuf_conf.port_type = 0; 838 pki_hash.port_type = 0; 839 pki_qos.port_type = 0; 840 841 pktbuf_conf.mmask.f_wqe_skip = 1; 842 pktbuf_conf.mmask.f_first_skip = 1; 843 pktbuf_conf.mmask.f_later_skip = 1; 844 pktbuf_conf.mmask.f_mbuff_size = 1; 845 pktbuf_conf.mmask.f_cache_mode = 1; 846 847 pktbuf_conf.wqe_skip = OCTTX_PACKET_WQE_SKIP; 848 pktbuf_conf.first_skip = OCTTX_PACKET_FIRST_SKIP(mb_pool); 849 pktbuf_conf.later_skip = OCTTX_PACKET_LATER_SKIP; 850 pktbuf_conf.mbuff_size = (mb_pool->elt_size - 851 RTE_PKTMBUF_HEADROOM - 852 rte_pktmbuf_priv_size(mb_pool) - 853 sizeof(struct rte_mbuf)); 854 855 pktbuf_conf.cache_mode = PKI_OPC_MODE_STF2_STT; 856 857 ret = octeontx_pki_port_pktbuf_config(port, &pktbuf_conf); 858 if (ret != 0) { 859 octeontx_log_err("fail to configure pktbuf for port %d", 860 port); 861 rte_free(rxq); 862 return ret; 863 } 864 PMD_RX_LOG(DEBUG, "Port %d Rx pktbuf configured:\n" 865 "\tmbuf_size:\t0x%0x\n" 866 "\twqe_skip:\t0x%0x\n" 867 "\tfirst_skip:\t0x%0x\n" 868 "\tlater_skip:\t0x%0x\n" 869 "\tcache_mode:\t%s\n", 870 port, 871 pktbuf_conf.mbuff_size, 872 pktbuf_conf.wqe_skip, 873 pktbuf_conf.first_skip, 874 pktbuf_conf.later_skip, 875 (pktbuf_conf.cache_mode == 876 PKI_OPC_MODE_STT) ? 877 "STT" : 878 (pktbuf_conf.cache_mode == 879 PKI_OPC_MODE_STF) ? 880 "STF" : 881 (pktbuf_conf.cache_mode == 882 PKI_OPC_MODE_STF1_STT) ? 883 "STF1_STT" : "STF2_STT"); 884 885 if (nic->pki.hash_enable) { 886 pki_hash.tag_dlc = 1; 887 pki_hash.tag_slc = 1; 888 pki_hash.tag_dlf = 1; 889 pki_hash.tag_slf = 1; 890 pki_hash.tag_prt = 1; 891 octeontx_pki_port_hash_config(port, &pki_hash); 892 } 893 894 pool = (uintptr_t)mb_pool->pool_id; 895 896 /* Get the gaura Id */ 897 gaura = octeontx_fpa_bufpool_gaura(pool); 898 899 pki_qos.qpg_qos = PKI_QPG_QOS_NONE; 900 pki_qos.num_entry = 1; 901 pki_qos.drop_policy = 0; 902 pki_qos.tag_type = 0L; 903 pki_qos.qos_entry[0].port_add = 0; 904 pki_qos.qos_entry[0].gaura = gaura; 905 pki_qos.qos_entry[0].ggrp_ok = ev_queues; 906 pki_qos.qos_entry[0].ggrp_bad = ev_queues; 907 pki_qos.qos_entry[0].grptag_bad = 0; 908 pki_qos.qos_entry[0].grptag_ok = 0; 909 910 ret = octeontx_pki_port_create_qos(port, &pki_qos); 911 if (ret < 0) { 912 octeontx_log_err("failed to create QOS port=%d, q=%d", 913 port, qidx); 914 rte_free(rxq); 915 return ret; 916 } 917 nic->pki.initialized = true; 918 } 919 920 rxq->port_id = nic->port_id; 921 rxq->eth_dev = dev; 922 rxq->queue_id = qidx; 923 rxq->evdev = nic->evdev; 924 rxq->ev_queues = ev_queues; 925 rxq->ev_ports = ev_ports; 926 927 dev->data->rx_queues[qidx] = rxq; 928 dev->data->rx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED; 929 return 0; 930 } 931 932 static void 933 octeontx_dev_rx_queue_release(void *rxq) 934 { 935 rte_free(rxq); 936 } 937 938 static const uint32_t * 939 octeontx_dev_supported_ptypes_get(struct rte_eth_dev *dev) 940 { 941 static const uint32_t ptypes[] = { 942 RTE_PTYPE_L3_IPV4, 943 RTE_PTYPE_L3_IPV4_EXT, 944 RTE_PTYPE_L3_IPV6, 945 RTE_PTYPE_L3_IPV6_EXT, 946 RTE_PTYPE_L4_TCP, 947 RTE_PTYPE_L4_UDP, 948 RTE_PTYPE_L4_FRAG, 949 RTE_PTYPE_UNKNOWN 950 }; 951 952 if (dev->rx_pkt_burst == octeontx_recv_pkts) 953 return ptypes; 954 955 return NULL; 956 } 957 958 static int 959 octeontx_pool_ops(struct rte_eth_dev *dev, const char *pool) 960 { 961 RTE_SET_USED(dev); 962 963 if (!strcmp(pool, "octeontx_fpavf")) 964 return 0; 965 966 return -ENOTSUP; 967 } 968 969 /* Initialize and register driver with DPDK Application */ 970 static const struct eth_dev_ops octeontx_dev_ops = { 971 .dev_configure = octeontx_dev_configure, 972 .dev_infos_get = octeontx_dev_info, 973 .dev_close = octeontx_dev_close, 974 .dev_start = octeontx_dev_start, 975 .dev_stop = octeontx_dev_stop, 976 .promiscuous_enable = octeontx_dev_promisc_enable, 977 .promiscuous_disable = octeontx_dev_promisc_disable, 978 .link_update = octeontx_dev_link_update, 979 .stats_get = octeontx_dev_stats_get, 980 .stats_reset = octeontx_dev_stats_reset, 981 .mac_addr_set = octeontx_dev_default_mac_addr_set, 982 .tx_queue_start = octeontx_dev_tx_queue_start, 983 .tx_queue_stop = octeontx_dev_tx_queue_stop, 984 .tx_queue_setup = octeontx_dev_tx_queue_setup, 985 .tx_queue_release = octeontx_dev_tx_queue_release, 986 .rx_queue_setup = octeontx_dev_rx_queue_setup, 987 .rx_queue_release = octeontx_dev_rx_queue_release, 988 .dev_supported_ptypes_get = octeontx_dev_supported_ptypes_get, 989 .pool_ops_supported = octeontx_pool_ops, 990 }; 991 992 /* Create Ethdev interface per BGX LMAC ports */ 993 static int 994 octeontx_create(struct rte_vdev_device *dev, int port, uint8_t evdev, 995 int socket_id) 996 { 997 int res; 998 char octtx_name[OCTEONTX_MAX_NAME_LEN]; 999 struct octeontx_nic *nic = NULL; 1000 struct rte_eth_dev *eth_dev = NULL; 1001 struct rte_eth_dev_data *data; 1002 const char *name = rte_vdev_device_name(dev); 1003 1004 PMD_INIT_FUNC_TRACE(); 1005 1006 sprintf(octtx_name, "%s_%d", name, port); 1007 if (rte_eal_process_type() != RTE_PROC_PRIMARY) { 1008 eth_dev = rte_eth_dev_attach_secondary(octtx_name); 1009 if (eth_dev == NULL) 1010 return -ENODEV; 1011 1012 eth_dev->dev_ops = &octeontx_dev_ops; 1013 eth_dev->device = &dev->device; 1014 eth_dev->tx_pkt_burst = octeontx_xmit_pkts; 1015 eth_dev->rx_pkt_burst = octeontx_recv_pkts; 1016 rte_eth_dev_probing_finish(eth_dev); 1017 return 0; 1018 } 1019 1020 /* Reserve an ethdev entry */ 1021 eth_dev = rte_eth_dev_allocate(octtx_name); 1022 if (eth_dev == NULL) { 1023 octeontx_log_err("failed to allocate rte_eth_dev"); 1024 res = -ENOMEM; 1025 goto err; 1026 } 1027 data = eth_dev->data; 1028 1029 nic = rte_zmalloc_socket(octtx_name, sizeof(*nic), 0, socket_id); 1030 if (nic == NULL) { 1031 octeontx_log_err("failed to allocate nic structure"); 1032 res = -ENOMEM; 1033 goto err; 1034 } 1035 data->dev_private = nic; 1036 1037 nic->port_id = port; 1038 nic->evdev = evdev; 1039 1040 res = octeontx_port_open(nic); 1041 if (res < 0) 1042 goto err; 1043 1044 /* Rx side port configuration */ 1045 res = octeontx_pki_port_open(port); 1046 if (res != 0) { 1047 octeontx_log_err("failed to open PKI port %d", port); 1048 res = -ENODEV; 1049 goto err; 1050 } 1051 1052 eth_dev->device = &dev->device; 1053 eth_dev->intr_handle = NULL; 1054 eth_dev->data->kdrv = RTE_KDRV_NONE; 1055 eth_dev->data->numa_node = dev->device.numa_node; 1056 1057 data->port_id = eth_dev->data->port_id; 1058 1059 nic->ev_queues = 1; 1060 nic->ev_ports = 1; 1061 1062 data->dev_link.link_status = ETH_LINK_DOWN; 1063 data->dev_started = 0; 1064 data->promiscuous = 0; 1065 data->all_multicast = 0; 1066 data->scattered_rx = 0; 1067 1068 data->mac_addrs = rte_zmalloc_socket(octtx_name, RTE_ETHER_ADDR_LEN, 0, 1069 socket_id); 1070 if (data->mac_addrs == NULL) { 1071 octeontx_log_err("failed to allocate memory for mac_addrs"); 1072 res = -ENOMEM; 1073 goto err; 1074 } 1075 1076 eth_dev->dev_ops = &octeontx_dev_ops; 1077 1078 /* Finally save ethdev pointer to the NIC structure */ 1079 nic->dev = eth_dev; 1080 1081 if (nic->port_id != data->port_id) { 1082 octeontx_log_err("eth_dev->port_id (%d) is diff to orig (%d)", 1083 data->port_id, nic->port_id); 1084 res = -EINVAL; 1085 goto err; 1086 } 1087 1088 /* Update port_id mac to eth_dev */ 1089 memcpy(data->mac_addrs, nic->mac_addr, RTE_ETHER_ADDR_LEN); 1090 1091 PMD_INIT_LOG(DEBUG, "ethdev info: "); 1092 PMD_INIT_LOG(DEBUG, "port %d, port_ena %d ochan %d num_ochan %d tx_q %d", 1093 nic->port_id, nic->port_ena, 1094 nic->base_ochan, nic->num_ochans, 1095 nic->num_tx_queues); 1096 PMD_INIT_LOG(DEBUG, "speed %d mtu %d", nic->speed, nic->mtu); 1097 1098 rte_octeontx_pchan_map[(nic->base_ochan >> 8) & 0x7] 1099 [(nic->base_ochan >> 4) & 0xF] = data->port_id; 1100 1101 rte_eth_dev_probing_finish(eth_dev); 1102 return data->port_id; 1103 1104 err: 1105 if (nic) 1106 octeontx_port_close(nic); 1107 1108 rte_eth_dev_release_port(eth_dev); 1109 1110 return res; 1111 } 1112 1113 /* Un initialize octeontx device */ 1114 static int 1115 octeontx_remove(struct rte_vdev_device *dev) 1116 { 1117 char octtx_name[OCTEONTX_MAX_NAME_LEN]; 1118 struct rte_eth_dev *eth_dev = NULL; 1119 struct octeontx_nic *nic = NULL; 1120 int i; 1121 1122 if (dev == NULL) 1123 return -EINVAL; 1124 1125 for (i = 0; i < OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT; i++) { 1126 sprintf(octtx_name, "eth_octeontx_%d", i); 1127 1128 /* reserve an ethdev entry */ 1129 eth_dev = rte_eth_dev_allocated(octtx_name); 1130 if (eth_dev == NULL) 1131 return -ENODEV; 1132 1133 if (rte_eal_process_type() != RTE_PROC_PRIMARY) { 1134 rte_eth_dev_release_port(eth_dev); 1135 continue; 1136 } 1137 1138 nic = octeontx_pmd_priv(eth_dev); 1139 rte_event_dev_stop(nic->evdev); 1140 PMD_INIT_LOG(INFO, "Closing octeontx device %s", octtx_name); 1141 1142 rte_eth_dev_release_port(eth_dev); 1143 rte_event_dev_close(nic->evdev); 1144 } 1145 1146 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 1147 return 0; 1148 1149 /* Free FC resource */ 1150 octeontx_pko_fc_free(); 1151 1152 return 0; 1153 } 1154 1155 /* Initialize octeontx device */ 1156 static int 1157 octeontx_probe(struct rte_vdev_device *dev) 1158 { 1159 const char *dev_name; 1160 static int probe_once; 1161 uint8_t socket_id, qlist; 1162 int tx_vfcnt, port_id, evdev, qnum, pnum, res, i; 1163 struct rte_event_dev_config dev_conf; 1164 const char *eventdev_name = "event_octeontx"; 1165 struct rte_event_dev_info info; 1166 struct rte_eth_dev *eth_dev; 1167 1168 struct octeontx_vdev_init_params init_params = { 1169 OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT 1170 }; 1171 1172 dev_name = rte_vdev_device_name(dev); 1173 1174 if (rte_eal_process_type() == RTE_PROC_SECONDARY && 1175 strlen(rte_vdev_device_args(dev)) == 0) { 1176 eth_dev = rte_eth_dev_attach_secondary(dev_name); 1177 if (!eth_dev) { 1178 PMD_INIT_LOG(ERR, "Failed to probe %s", dev_name); 1179 return -1; 1180 } 1181 /* TODO: request info from primary to set up Rx and Tx */ 1182 eth_dev->dev_ops = &octeontx_dev_ops; 1183 eth_dev->device = &dev->device; 1184 rte_eth_dev_probing_finish(eth_dev); 1185 return 0; 1186 } 1187 1188 res = octeontx_parse_vdev_init_params(&init_params, dev); 1189 if (res < 0) 1190 return -EINVAL; 1191 1192 if (init_params.nr_port > OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT) { 1193 octeontx_log_err("nr_port (%d) > max (%d)", init_params.nr_port, 1194 OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT); 1195 return -ENOTSUP; 1196 } 1197 1198 PMD_INIT_LOG(DEBUG, "initializing %s pmd", dev_name); 1199 1200 socket_id = rte_socket_id(); 1201 1202 tx_vfcnt = octeontx_pko_vf_count(); 1203 1204 if (tx_vfcnt < init_params.nr_port) { 1205 octeontx_log_err("not enough PKO (%d) for port number (%d)", 1206 tx_vfcnt, init_params.nr_port); 1207 return -EINVAL; 1208 } 1209 evdev = rte_event_dev_get_dev_id(eventdev_name); 1210 if (evdev < 0) { 1211 octeontx_log_err("eventdev %s not found", eventdev_name); 1212 return -ENODEV; 1213 } 1214 1215 res = rte_event_dev_info_get(evdev, &info); 1216 if (res < 0) { 1217 octeontx_log_err("failed to eventdev info %d", res); 1218 return -EINVAL; 1219 } 1220 1221 PMD_INIT_LOG(DEBUG, "max_queue %d max_port %d", 1222 info.max_event_queues, info.max_event_ports); 1223 1224 if (octeontx_pko_init_fc(tx_vfcnt)) 1225 return -ENOMEM; 1226 1227 devconf_set_default_sane_values(&dev_conf, &info); 1228 res = rte_event_dev_configure(evdev, &dev_conf); 1229 if (res < 0) 1230 goto parse_error; 1231 1232 rte_event_dev_attr_get(evdev, RTE_EVENT_DEV_ATTR_PORT_COUNT, 1233 (uint32_t *)&pnum); 1234 rte_event_dev_attr_get(evdev, RTE_EVENT_DEV_ATTR_QUEUE_COUNT, 1235 (uint32_t *)&qnum); 1236 if (pnum < qnum) { 1237 octeontx_log_err("too few event ports (%d) for event_q(%d)", 1238 pnum, qnum); 1239 res = -EINVAL; 1240 goto parse_error; 1241 } 1242 1243 /* Enable all queues available */ 1244 for (i = 0; i < qnum; i++) { 1245 res = rte_event_queue_setup(evdev, i, NULL); 1246 if (res < 0) { 1247 octeontx_log_err("failed to setup event_q(%d): res %d", 1248 i, res); 1249 goto parse_error; 1250 } 1251 } 1252 1253 /* Enable all ports available */ 1254 for (i = 0; i < pnum; i++) { 1255 res = rte_event_port_setup(evdev, i, NULL); 1256 if (res < 0) { 1257 res = -ENODEV; 1258 octeontx_log_err("failed to setup ev port(%d) res=%d", 1259 i, res); 1260 goto parse_error; 1261 } 1262 } 1263 1264 /* 1265 * Do 1:1 links for ports & queues. All queues would be mapped to 1266 * one port. If there are more ports than queues, then some ports 1267 * won't be linked to any queue. 1268 */ 1269 for (i = 0; i < qnum; i++) { 1270 /* Link one queue to one event port */ 1271 qlist = i; 1272 res = rte_event_port_link(evdev, i, &qlist, NULL, 1); 1273 if (res < 0) { 1274 res = -ENODEV; 1275 octeontx_log_err("failed to link port (%d): res=%d", 1276 i, res); 1277 goto parse_error; 1278 } 1279 } 1280 1281 /* Create ethdev interface */ 1282 for (i = 0; i < init_params.nr_port; i++) { 1283 port_id = octeontx_create(dev, i, evdev, socket_id); 1284 if (port_id < 0) { 1285 octeontx_log_err("failed to create device %s", 1286 dev_name); 1287 res = -ENODEV; 1288 goto parse_error; 1289 } 1290 1291 PMD_INIT_LOG(INFO, "created ethdev %s for port %d", dev_name, 1292 port_id); 1293 } 1294 1295 if (probe_once) { 1296 octeontx_log_err("interface %s not supported", dev_name); 1297 octeontx_remove(dev); 1298 res = -ENOTSUP; 1299 goto parse_error; 1300 } 1301 rte_mbuf_set_platform_mempool_ops("octeontx_fpavf"); 1302 probe_once = 1; 1303 1304 return 0; 1305 1306 parse_error: 1307 octeontx_pko_fc_free(); 1308 return res; 1309 } 1310 1311 static struct rte_vdev_driver octeontx_pmd_drv = { 1312 .probe = octeontx_probe, 1313 .remove = octeontx_remove, 1314 }; 1315 1316 RTE_PMD_REGISTER_VDEV(OCTEONTX_PMD, octeontx_pmd_drv); 1317 RTE_PMD_REGISTER_ALIAS(OCTEONTX_PMD, eth_octeontx); 1318 RTE_PMD_REGISTER_PARAM_STRING(OCTEONTX_PMD, "nr_port=<int> "); 1319