drivers/net/octeontx/octeontx_ethdev.c

   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                                         &params->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 int
 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                 return res;
 192         }
 193
 194         /* Set proper flag for the mode */
 195         dev->data->promiscuous = (en != 0) ? 1 : 0;
 196
 197         octeontx_log_dbg("port %d : promiscuous mode %s",
 198                         nic->port_id, en ? "set" : "unset");
 199
 200         return 0;
 201 }
 202
 203 static int
 204 octeontx_port_stats(struct octeontx_nic *nic, struct rte_eth_stats *stats)
 205 {
 206         octeontx_mbox_bgx_port_stats_t bgx_stats;
 207         int res;
 208
 209         PMD_INIT_FUNC_TRACE();
 210
 211         res = octeontx_bgx_port_stats(nic->port_id, &bgx_stats);
 212         if (res < 0) {
 213                 octeontx_log_err("failed to get port stats %d", nic->port_id);
 214                 return res;
 215         }
 216
 217         stats->ipackets = bgx_stats.rx_packets;
 218         stats->ibytes = bgx_stats.rx_bytes;
 219         stats->imissed = bgx_stats.rx_dropped;
 220         stats->ierrors = bgx_stats.rx_errors;
 221         stats->opackets = bgx_stats.tx_packets;
 222         stats->obytes = bgx_stats.tx_bytes;
 223         stats->oerrors = bgx_stats.tx_errors;
 224
 225         octeontx_log_dbg("port%d stats inpkts=%" PRIx64 " outpkts=%" PRIx64 "",
 226                         nic->port_id, stats->ipackets, stats->opackets);
 227
 228         return 0;
 229 }
 230
 231 static void
 232 octeontx_port_stats_clr(struct octeontx_nic *nic)
 233 {
 234         PMD_INIT_FUNC_TRACE();
 235
 236         octeontx_bgx_port_stats_clr(nic->port_id);
 237 }
 238
 239 static inline void
 240 devconf_set_default_sane_values(struct rte_event_dev_config *dev_conf,
 241                                 struct rte_event_dev_info *info)
 242 {
 243         memset(dev_conf, 0, sizeof(struct rte_event_dev_config));
 244         dev_conf->dequeue_timeout_ns = info->min_dequeue_timeout_ns;
 245
 246         dev_conf->nb_event_ports = info->max_event_ports;
 247         dev_conf->nb_event_queues = info->max_event_queues;
 248
 249         dev_conf->nb_event_queue_flows = info->max_event_queue_flows;
 250         dev_conf->nb_event_port_dequeue_depth =
 251                         info->max_event_port_dequeue_depth;
 252         dev_conf->nb_event_port_enqueue_depth =
 253                         info->max_event_port_enqueue_depth;
 254         dev_conf->nb_event_port_enqueue_depth =
 255                         info->max_event_port_enqueue_depth;
 256         dev_conf->nb_events_limit =
 257                         info->max_num_events;
 258 }
 259
 260 static int
 261 octeontx_dev_configure(struct rte_eth_dev *dev)
 262 {
 263         struct rte_eth_dev_data *data = dev->data;
 264         struct rte_eth_conf *conf = &data->dev_conf;
 265         struct rte_eth_rxmode *rxmode = &conf->rxmode;
 266         struct rte_eth_txmode *txmode = &conf->txmode;
 267         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 268         int ret;
 269
 270         PMD_INIT_FUNC_TRACE();
 271         RTE_SET_USED(conf);
 272
 273         if (!rte_eal_has_hugepages()) {
 274                 octeontx_log_err("huge page is not configured");
 275                 return -EINVAL;
 276         }
 277
 278         if (txmode->mq_mode) {
 279                 octeontx_log_err("tx mq_mode DCB or VMDq not supported");
 280                 return -EINVAL;
 281         }
 282
 283         if (rxmode->mq_mode != ETH_MQ_RX_NONE &&
 284                 rxmode->mq_mode != ETH_MQ_RX_RSS) {
 285                 octeontx_log_err("unsupported rx qmode %d", rxmode->mq_mode);
 286                 return -EINVAL;
 287         }
 288
 289         if (!(txmode->offloads & DEV_TX_OFFLOAD_MT_LOCKFREE)) {
 290                 PMD_INIT_LOG(NOTICE, "cant disable lockfree tx");
 291                 txmode->offloads |= DEV_TX_OFFLOAD_MT_LOCKFREE;
 292         }
 293
 294         if (conf->link_speeds & ETH_LINK_SPEED_FIXED) {
 295                 octeontx_log_err("setting link speed/duplex not supported");
 296                 return -EINVAL;
 297         }
 298
 299         if (conf->dcb_capability_en) {
 300                 octeontx_log_err("DCB enable not supported");
 301                 return -EINVAL;
 302         }
 303
 304         if (conf->fdir_conf.mode != RTE_FDIR_MODE_NONE) {
 305                 octeontx_log_err("flow director not supported");
 306                 return -EINVAL;
 307         }
 308
 309         nic->num_tx_queues = dev->data->nb_tx_queues;
 310
 311         ret = octeontx_pko_channel_open(nic->port_id * PKO_VF_NUM_DQ,
 312                                         nic->num_tx_queues,
 313                                         nic->base_ochan);
 314         if (ret) {
 315                 octeontx_log_err("failed to open channel %d no-of-txq %d",
 316                            nic->base_ochan, nic->num_tx_queues);
 317                 return -EFAULT;
 318         }
 319
 320         nic->pki.classifier_enable = false;
 321         nic->pki.hash_enable = true;
 322         nic->pki.initialized = false;
 323
 324         return 0;
 325 }
 326
 327 static void
 328 octeontx_dev_close(struct rte_eth_dev *dev)
 329 {
 330         struct octeontx_txq *txq = NULL;
 331         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 332         unsigned int i;
 333         int ret;
 334
 335         PMD_INIT_FUNC_TRACE();
 336
 337         rte_event_dev_close(nic->evdev);
 338
 339         ret = octeontx_pko_channel_close(nic->base_ochan);
 340         if (ret < 0) {
 341                 octeontx_log_err("failed to close channel %d VF%d %d %d",
 342                              nic->base_ochan, nic->port_id, nic->num_tx_queues,
 343                              ret);
 344         }
 345         /* Free txq resources for this port */
 346         for (i = 0; i < nic->num_tx_queues; i++) {
 347                 txq = dev->data->tx_queues[i];
 348                 if (!txq)
 349                         continue;
 350
 351                 rte_free(txq);
 352         }
 353
 354         dev->tx_pkt_burst = NULL;
 355         dev->rx_pkt_burst = NULL;
 356 }
 357
 358 static int
 359 octeontx_dev_start(struct rte_eth_dev *dev)
 360 {
 361         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 362         int ret;
 363
 364         ret = 0;
 365
 366         PMD_INIT_FUNC_TRACE();
 367         /*
 368          * Tx start
 369          */
 370         dev->tx_pkt_burst = octeontx_xmit_pkts;
 371         ret = octeontx_pko_channel_start(nic->base_ochan);
 372         if (ret < 0) {
 373                 octeontx_log_err("fail to conf VF%d no. txq %d chan %d ret %d",
 374                            nic->port_id, nic->num_tx_queues, nic->base_ochan,
 375                            ret);
 376                 goto error;
 377         }
 378
 379         /*
 380          * Rx start
 381          */
 382         dev->rx_pkt_burst = octeontx_recv_pkts;
 383         ret = octeontx_pki_port_start(nic->port_id);
 384         if (ret < 0) {
 385                 octeontx_log_err("fail to start Rx on port %d", nic->port_id);
 386                 goto channel_stop_error;
 387         }
 388
 389         /*
 390          * Start port
 391          */
 392         ret = octeontx_port_start(nic);
 393         if (ret < 0) {
 394                 octeontx_log_err("failed start port %d", ret);
 395                 goto pki_port_stop_error;
 396         }
 397
 398         PMD_TX_LOG(DEBUG, "pko: start channel %d no.of txq %d port %d",
 399                         nic->base_ochan, nic->num_tx_queues, nic->port_id);
 400
 401         ret = rte_event_dev_start(nic->evdev);
 402         if (ret < 0) {
 403                 octeontx_log_err("failed to start evdev: ret (%d)", ret);
 404                 goto pki_port_stop_error;
 405         }
 406
 407         /* Success */
 408         return ret;
 409
 410 pki_port_stop_error:
 411         octeontx_pki_port_stop(nic->port_id);
 412 channel_stop_error:
 413         octeontx_pko_channel_stop(nic->base_ochan);
 414 error:
 415         return ret;
 416 }
 417
 418 static void
 419 octeontx_dev_stop(struct rte_eth_dev *dev)
 420 {
 421         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 422         int ret;
 423
 424         PMD_INIT_FUNC_TRACE();
 425
 426         rte_event_dev_stop(nic->evdev);
 427
 428         ret = octeontx_port_stop(nic);
 429         if (ret < 0) {
 430                 octeontx_log_err("failed to req stop port %d res=%d",
 431                                         nic->port_id, ret);
 432                 return;
 433         }
 434
 435         ret = octeontx_pki_port_stop(nic->port_id);
 436         if (ret < 0) {
 437                 octeontx_log_err("failed to stop pki port %d res=%d",
 438                                         nic->port_id, ret);
 439                 return;
 440         }
 441
 442         ret = octeontx_pko_channel_stop(nic->base_ochan);
 443         if (ret < 0) {
 444                 octeontx_log_err("failed to stop channel %d VF%d %d %d",
 445                              nic->base_ochan, nic->port_id, nic->num_tx_queues,
 446                              ret);
 447                 return;
 448         }
 449 }
 450
 451 static int
 452 octeontx_dev_promisc_enable(struct rte_eth_dev *dev)
 453 {
 454         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 455
 456         PMD_INIT_FUNC_TRACE();
 457         return octeontx_port_promisc_set(nic, 1);
 458 }
 459
 460 static int
 461 octeontx_dev_promisc_disable(struct rte_eth_dev *dev)
 462 {
 463         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 464
 465         PMD_INIT_FUNC_TRACE();
 466         return octeontx_port_promisc_set(nic, 0);
 467 }
 468
 469 static int
 470 octeontx_port_link_status(struct octeontx_nic *nic)
 471 {
 472         int res;
 473
 474         PMD_INIT_FUNC_TRACE();
 475         res = octeontx_bgx_port_link_status(nic->port_id);
 476         if (res < 0) {
 477                 octeontx_log_err("failed to get port %d link status",
 478                                 nic->port_id);
 479                 return res;
 480         }
 481
 482         nic->link_up = (uint8_t)res;
 483         octeontx_log_dbg("port %d link status %d", nic->port_id, nic->link_up);
 484
 485         return res;
 486 }
 487
 488 /*
 489  * Return 0 means link status changed, -1 means not changed
 490  */
 491 static int
 492 octeontx_dev_link_update(struct rte_eth_dev *dev,
 493                          int wait_to_complete __rte_unused)
 494 {
 495         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 496         struct rte_eth_link link;
 497         int res;
 498
 499         PMD_INIT_FUNC_TRACE();
 500
 501         res = octeontx_port_link_status(nic);
 502         if (res < 0) {
 503                 octeontx_log_err("failed to request link status %d", res);
 504                 return res;
 505         }
 506
 507         link.link_status = nic->link_up;
 508
 509         switch (nic->speed) {
 510         case OCTEONTX_LINK_SPEED_SGMII:
 511                 link.link_speed = ETH_SPEED_NUM_1G;
 512                 break;
 513
 514         case OCTEONTX_LINK_SPEED_XAUI:
 515                 link.link_speed = ETH_SPEED_NUM_10G;
 516                 break;
 517
 518         case OCTEONTX_LINK_SPEED_RXAUI:
 519         case OCTEONTX_LINK_SPEED_10G_R:
 520                 link.link_speed = ETH_SPEED_NUM_10G;
 521                 break;
 522         case OCTEONTX_LINK_SPEED_QSGMII:
 523                 link.link_speed = ETH_SPEED_NUM_5G;
 524                 break;
 525         case OCTEONTX_LINK_SPEED_40G_R:
 526                 link.link_speed = ETH_SPEED_NUM_40G;
 527                 break;
 528
 529         case OCTEONTX_LINK_SPEED_RESERVE1:
 530         case OCTEONTX_LINK_SPEED_RESERVE2:
 531         default:
 532                 link.link_speed = ETH_SPEED_NUM_NONE;
 533                 octeontx_log_err("incorrect link speed %d", nic->speed);
 534                 break;
 535         }
 536
 537         link.link_duplex = ETH_LINK_FULL_DUPLEX;
 538         link.link_autoneg = ETH_LINK_AUTONEG;
 539
 540         return rte_eth_linkstatus_set(dev, &link);
 541 }
 542
 543 static int
 544 octeontx_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
 545 {
 546         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 547
 548         PMD_INIT_FUNC_TRACE();
 549         return octeontx_port_stats(nic, stats);
 550 }
 551
 552 static void
 553 octeontx_dev_stats_reset(struct rte_eth_dev *dev)
 554 {
 555         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 556
 557         PMD_INIT_FUNC_TRACE();
 558         octeontx_port_stats_clr(nic);
 559 }
 560
 561 static int
 562 octeontx_dev_default_mac_addr_set(struct rte_eth_dev *dev,
 563                                         struct rte_ether_addr *addr)
 564 {
 565         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 566         int ret;
 567
 568         ret = octeontx_bgx_port_mac_set(nic->port_id, addr->addr_bytes);
 569         if (ret != 0)
 570                 octeontx_log_err("failed to set MAC address on port %d",
 571                                 nic->port_id);
 572
 573         return ret;
 574 }
 575
 576 static int
 577 octeontx_dev_info(struct rte_eth_dev *dev,
 578                 struct rte_eth_dev_info *dev_info)
 579 {
 580         RTE_SET_USED(dev);
 581
 582         /* Autonegotiation may be disabled */
 583         dev_info->speed_capa = ETH_LINK_SPEED_FIXED;
 584         dev_info->speed_capa |= ETH_LINK_SPEED_10M | ETH_LINK_SPEED_100M |
 585                         ETH_LINK_SPEED_1G | ETH_LINK_SPEED_10G |
 586                         ETH_LINK_SPEED_40G;
 587
 588         dev_info->max_mac_addrs = 1;
 589         dev_info->max_rx_pktlen = PKI_MAX_PKTLEN;
 590         dev_info->max_rx_queues = 1;
 591         dev_info->max_tx_queues = PKO_MAX_NUM_DQ;
 592         dev_info->min_rx_bufsize = 0;
 593
 594         dev_info->default_rxconf = (struct rte_eth_rxconf) {
 595                 .rx_free_thresh = 0,
 596                 .rx_drop_en = 0,
 597                 .offloads = OCTEONTX_RX_OFFLOADS,
 598         };
 599
 600         dev_info->default_txconf = (struct rte_eth_txconf) {
 601                 .tx_free_thresh = 0,
 602                 .offloads = OCTEONTX_TX_OFFLOADS,
 603         };
 604
 605         dev_info->rx_offload_capa = OCTEONTX_RX_OFFLOADS;
 606         dev_info->tx_offload_capa = OCTEONTX_TX_OFFLOADS;
 607
 608         return 0;
 609 }
 610
 611 static void
 612 octeontx_dq_info_getter(octeontx_dq_t *dq, void *out)
 613 {
 614         ((octeontx_dq_t *)out)->lmtline_va = dq->lmtline_va;
 615         ((octeontx_dq_t *)out)->ioreg_va = dq->ioreg_va;
 616         ((octeontx_dq_t *)out)->fc_status_va = dq->fc_status_va;
 617 }
 618
 619 static int
 620 octeontx_vf_start_tx_queue(struct rte_eth_dev *dev, struct octeontx_nic *nic,
 621                                 uint16_t qidx)
 622 {
 623         struct octeontx_txq *txq;
 624         int res;
 625
 626         PMD_INIT_FUNC_TRACE();
 627
 628         if (dev->data->tx_queue_state[qidx] == RTE_ETH_QUEUE_STATE_STARTED)
 629                 return 0;
 630
 631         txq = dev->data->tx_queues[qidx];
 632
 633         res = octeontx_pko_channel_query_dqs(nic->base_ochan,
 634                                                 &txq->dq,
 635                                                 sizeof(octeontx_dq_t),
 636                                                 txq->queue_id,
 637                                                 octeontx_dq_info_getter);
 638         if (res < 0) {
 639                 res = -EFAULT;
 640                 goto close_port;
 641         }
 642
 643         dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STARTED;
 644         return res;
 645
 646 close_port:
 647         (void)octeontx_port_stop(nic);
 648         octeontx_pko_channel_stop(nic->base_ochan);
 649         octeontx_pko_channel_close(nic->base_ochan);
 650         dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED;
 651         return res;
 652 }
 653
 654 static int
 655 octeontx_dev_tx_queue_start(struct rte_eth_dev *dev, uint16_t qidx)
 656 {
 657         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 658
 659         PMD_INIT_FUNC_TRACE();
 660         qidx = qidx % PKO_VF_NUM_DQ;
 661         return octeontx_vf_start_tx_queue(dev, nic, qidx);
 662 }
 663
 664 static inline int
 665 octeontx_vf_stop_tx_queue(struct rte_eth_dev *dev, struct octeontx_nic *nic,
 666                           uint16_t qidx)
 667 {
 668         int ret = 0;
 669
 670         RTE_SET_USED(nic);
 671         PMD_INIT_FUNC_TRACE();
 672
 673         if (dev->data->tx_queue_state[qidx] == RTE_ETH_QUEUE_STATE_STOPPED)
 674                 return 0;
 675
 676         dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED;
 677         return ret;
 678 }
 679
 680 static int
 681 octeontx_dev_tx_queue_stop(struct rte_eth_dev *dev, uint16_t qidx)
 682 {
 683         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 684
 685         PMD_INIT_FUNC_TRACE();
 686         qidx = qidx % PKO_VF_NUM_DQ;
 687
 688         return octeontx_vf_stop_tx_queue(dev, nic, qidx);
 689 }
 690
 691 static void
 692 octeontx_dev_tx_queue_release(void *tx_queue)
 693 {
 694         struct octeontx_txq *txq = tx_queue;
 695         int res;
 696
 697         PMD_INIT_FUNC_TRACE();
 698
 699         if (txq) {
 700                 res = octeontx_dev_tx_queue_stop(txq->eth_dev, txq->queue_id);
 701                 if (res < 0)
 702                         octeontx_log_err("failed stop tx_queue(%d)\n",
 703                                    txq->queue_id);
 704
 705                 rte_free(txq);
 706         }
 707 }
 708
 709 static int
 710 octeontx_dev_tx_queue_setup(struct rte_eth_dev *dev, uint16_t qidx,
 711                             uint16_t nb_desc, unsigned int socket_id,
 712                             const struct rte_eth_txconf *tx_conf __rte_unused)
 713 {
 714         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 715         struct octeontx_txq *txq = NULL;
 716         uint16_t dq_num;
 717         int res = 0;
 718
 719         RTE_SET_USED(nb_desc);
 720         RTE_SET_USED(socket_id);
 721
 722         dq_num = (nic->port_id * PKO_VF_NUM_DQ) + qidx;
 723
 724         /* Socket id check */
 725         if (socket_id != (unsigned int)SOCKET_ID_ANY &&
 726                         socket_id != (unsigned int)nic->node)
 727                 PMD_TX_LOG(INFO, "socket_id expected %d, configured %d",
 728                                                 socket_id, nic->node);
 729
 730         /* Free memory prior to re-allocation if needed. */
 731         if (dev->data->tx_queues[qidx] != NULL) {
 732                 PMD_TX_LOG(DEBUG, "freeing memory prior to re-allocation %d",
 733                                 qidx);
 734                 octeontx_dev_tx_queue_release(dev->data->tx_queues[qidx]);
 735                 dev->data->tx_queues[qidx] = NULL;
 736         }
 737
 738         /* Allocating tx queue data structure */
 739         txq = rte_zmalloc_socket("ethdev TX queue", sizeof(struct octeontx_txq),
 740                                  RTE_CACHE_LINE_SIZE, nic->node);
 741         if (txq == NULL) {
 742                 octeontx_log_err("failed to allocate txq=%d", qidx);
 743                 res = -ENOMEM;
 744                 goto err;
 745         }
 746
 747         txq->eth_dev = dev;
 748         txq->queue_id = dq_num;
 749         dev->data->tx_queues[qidx] = txq;
 750         dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED;
 751
 752         res = octeontx_pko_channel_query_dqs(nic->base_ochan,
 753                                                 &txq->dq,
 754                                                 sizeof(octeontx_dq_t),
 755                                                 txq->queue_id,
 756                                                 octeontx_dq_info_getter);
 757         if (res < 0) {
 758                 res = -EFAULT;
 759                 goto err;
 760         }
 761
 762         PMD_TX_LOG(DEBUG, "[%d]:[%d] txq=%p nb_desc=%d lmtline=%p ioreg_va=%p fc_status_va=%p",
 763                         qidx, txq->queue_id, txq, nb_desc, txq->dq.lmtline_va,
 764                         txq->dq.ioreg_va,
 765                         txq->dq.fc_status_va);
 766
 767         return res;
 768
 769 err:
 770         if (txq)
 771                 rte_free(txq);
 772
 773         return res;
 774 }
 775
 776 static int
 777 octeontx_dev_rx_queue_setup(struct rte_eth_dev *dev, uint16_t qidx,
 778                                 uint16_t nb_desc, unsigned int socket_id,
 779                                 const struct rte_eth_rxconf *rx_conf,
 780                                 struct rte_mempool *mb_pool)
 781 {
 782         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 783         struct rte_mempool_ops *mp_ops = NULL;
 784         struct octeontx_rxq *rxq = NULL;
 785         pki_pktbuf_cfg_t pktbuf_conf;
 786         pki_hash_cfg_t pki_hash;
 787         pki_qos_cfg_t pki_qos;
 788         uintptr_t pool;
 789         int ret, port;
 790         uint16_t gaura;
 791         unsigned int ev_queues = (nic->ev_queues * nic->port_id) + qidx;
 792         unsigned int ev_ports = (nic->ev_ports * nic->port_id) + qidx;
 793
 794         RTE_SET_USED(nb_desc);
 795
 796         memset(&pktbuf_conf, 0, sizeof(pktbuf_conf));
 797         memset(&pki_hash, 0, sizeof(pki_hash));
 798         memset(&pki_qos, 0, sizeof(pki_qos));
 799
 800         mp_ops = rte_mempool_get_ops(mb_pool->ops_index);
 801         if (strcmp(mp_ops->name, "octeontx_fpavf")) {
 802                 octeontx_log_err("failed to find octeontx_fpavf mempool");
 803                 return -ENOTSUP;
 804         }
 805
 806         /* Handle forbidden configurations */
 807         if (nic->pki.classifier_enable) {
 808                 octeontx_log_err("cannot setup queue %d. "
 809                                         "Classifier option unsupported", qidx);
 810                 return -EINVAL;
 811         }
 812
 813         port = nic->port_id;
 814
 815         /* Rx deferred start is not supported */
 816         if (rx_conf->rx_deferred_start) {
 817                 octeontx_log_err("rx deferred start not supported");
 818                 return -EINVAL;
 819         }
 820
 821         /* Verify queue index */
 822         if (qidx >= dev->data->nb_rx_queues) {
 823                 octeontx_log_err("QID %d not supporteded (0 - %d available)\n",
 824                                 qidx, (dev->data->nb_rx_queues - 1));
 825                 return -ENOTSUP;
 826         }
 827
 828         /* Socket id check */
 829         if (socket_id != (unsigned int)SOCKET_ID_ANY &&
 830                         socket_id != (unsigned int)nic->node)
 831                 PMD_RX_LOG(INFO, "socket_id expected %d, configured %d",
 832                                                 socket_id, nic->node);
 833
 834         /* Allocating rx queue data structure */
 835         rxq = rte_zmalloc_socket("ethdev RX queue", sizeof(struct octeontx_rxq),
 836                                  RTE_CACHE_LINE_SIZE, nic->node);
 837         if (rxq == NULL) {
 838                 octeontx_log_err("failed to allocate rxq=%d", qidx);
 839                 return -ENOMEM;
 840         }
 841
 842         if (!nic->pki.initialized) {
 843                 pktbuf_conf.port_type = 0;
 844                 pki_hash.port_type = 0;
 845                 pki_qos.port_type = 0;
 846
 847                 pktbuf_conf.mmask.f_wqe_skip = 1;
 848                 pktbuf_conf.mmask.f_first_skip = 1;
 849                 pktbuf_conf.mmask.f_later_skip = 1;
 850                 pktbuf_conf.mmask.f_mbuff_size = 1;
 851                 pktbuf_conf.mmask.f_cache_mode = 1;
 852
 853                 pktbuf_conf.wqe_skip = OCTTX_PACKET_WQE_SKIP;
 854                 pktbuf_conf.first_skip = OCTTX_PACKET_FIRST_SKIP(mb_pool);
 855                 pktbuf_conf.later_skip = OCTTX_PACKET_LATER_SKIP;
 856                 pktbuf_conf.mbuff_size = (mb_pool->elt_size -
 857                                         RTE_PKTMBUF_HEADROOM -
 858                                         rte_pktmbuf_priv_size(mb_pool) -
 859                                         sizeof(struct rte_mbuf));
 860
 861                 pktbuf_conf.cache_mode = PKI_OPC_MODE_STF2_STT;
 862
 863                 ret = octeontx_pki_port_pktbuf_config(port, &pktbuf_conf);
 864                 if (ret != 0) {
 865                         octeontx_log_err("fail to configure pktbuf for port %d",
 866                                         port);
 867                         rte_free(rxq);
 868                         return ret;
 869                 }
 870                 PMD_RX_LOG(DEBUG, "Port %d Rx pktbuf configured:\n"
 871                                 "\tmbuf_size:\t0x%0x\n"
 872                                 "\twqe_skip:\t0x%0x\n"
 873                                 "\tfirst_skip:\t0x%0x\n"
 874                                 "\tlater_skip:\t0x%0x\n"
 875                                 "\tcache_mode:\t%s\n",
 876                                 port,
 877                                 pktbuf_conf.mbuff_size,
 878                                 pktbuf_conf.wqe_skip,
 879                                 pktbuf_conf.first_skip,
 880                                 pktbuf_conf.later_skip,
 881                                 (pktbuf_conf.cache_mode ==
 882                                                 PKI_OPC_MODE_STT) ?
 883                                 "STT" :
 884                                 (pktbuf_conf.cache_mode ==
 885                                                 PKI_OPC_MODE_STF) ?
 886                                 "STF" :
 887                                 (pktbuf_conf.cache_mode ==
 888                                                 PKI_OPC_MODE_STF1_STT) ?
 889                                 "STF1_STT" : "STF2_STT");
 890
 891                 if (nic->pki.hash_enable) {
 892                         pki_hash.tag_dlc = 1;
 893                         pki_hash.tag_slc = 1;
 894                         pki_hash.tag_dlf = 1;
 895                         pki_hash.tag_slf = 1;
 896                         pki_hash.tag_prt = 1;
 897                         octeontx_pki_port_hash_config(port, &pki_hash);
 898                 }
 899
 900                 pool = (uintptr_t)mb_pool->pool_id;
 901
 902                 /* Get the gaura Id */
 903                 gaura = octeontx_fpa_bufpool_gaura(pool);
 904
 905                 pki_qos.qpg_qos = PKI_QPG_QOS_NONE;
 906                 pki_qos.num_entry = 1;
 907                 pki_qos.drop_policy = 0;
 908                 pki_qos.tag_type = 0L;
 909                 pki_qos.qos_entry[0].port_add = 0;
 910                 pki_qos.qos_entry[0].gaura = gaura;
 911                 pki_qos.qos_entry[0].ggrp_ok = ev_queues;
 912                 pki_qos.qos_entry[0].ggrp_bad = ev_queues;
 913                 pki_qos.qos_entry[0].grptag_bad = 0;
 914                 pki_qos.qos_entry[0].grptag_ok = 0;
 915
 916                 ret = octeontx_pki_port_create_qos(port, &pki_qos);
 917                 if (ret < 0) {
 918                         octeontx_log_err("failed to create QOS port=%d, q=%d",
 919                                         port, qidx);
 920                         rte_free(rxq);
 921                         return ret;
 922                 }
 923                 nic->pki.initialized = true;
 924         }
 925
 926         rxq->port_id = nic->port_id;
 927         rxq->eth_dev = dev;
 928         rxq->queue_id = qidx;
 929         rxq->evdev = nic->evdev;
 930         rxq->ev_queues = ev_queues;
 931         rxq->ev_ports = ev_ports;
 932
 933         dev->data->rx_queues[qidx] = rxq;
 934         dev->data->rx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED;
 935         return 0;
 936 }
 937
 938 static void
 939 octeontx_dev_rx_queue_release(void *rxq)
 940 {
 941         rte_free(rxq);
 942 }
 943
 944 static const uint32_t *
 945 octeontx_dev_supported_ptypes_get(struct rte_eth_dev *dev)
 946 {
 947         static const uint32_t ptypes[] = {
 948                 RTE_PTYPE_L3_IPV4,
 949                 RTE_PTYPE_L3_IPV4_EXT,
 950                 RTE_PTYPE_L3_IPV6,
 951                 RTE_PTYPE_L3_IPV6_EXT,
 952                 RTE_PTYPE_L4_TCP,
 953                 RTE_PTYPE_L4_UDP,
 954                 RTE_PTYPE_L4_FRAG,
 955                 RTE_PTYPE_UNKNOWN
 956         };
 957
 958         if (dev->rx_pkt_burst == octeontx_recv_pkts)
 959                 return ptypes;
 960
 961         return NULL;
 962 }
 963
 964 static int
 965 octeontx_pool_ops(struct rte_eth_dev *dev, const char *pool)
 966 {
 967         RTE_SET_USED(dev);
 968
 969         if (!strcmp(pool, "octeontx_fpavf"))
 970                 return 0;
 971
 972         return -ENOTSUP;
 973 }
 974
 975 /* Initialize and register driver with DPDK Application */
 976 static const struct eth_dev_ops octeontx_dev_ops = {
 977         .dev_configure           = octeontx_dev_configure,
 978         .dev_infos_get           = octeontx_dev_info,
 979         .dev_close               = octeontx_dev_close,
 980         .dev_start               = octeontx_dev_start,
 981         .dev_stop                = octeontx_dev_stop,
 982         .promiscuous_enable      = octeontx_dev_promisc_enable,
 983         .promiscuous_disable     = octeontx_dev_promisc_disable,
 984         .link_update             = octeontx_dev_link_update,
 985         .stats_get               = octeontx_dev_stats_get,
 986         .stats_reset             = octeontx_dev_stats_reset,
 987         .mac_addr_set            = octeontx_dev_default_mac_addr_set,
 988         .tx_queue_start          = octeontx_dev_tx_queue_start,
 989         .tx_queue_stop           = octeontx_dev_tx_queue_stop,
 990         .tx_queue_setup          = octeontx_dev_tx_queue_setup,
 991         .tx_queue_release        = octeontx_dev_tx_queue_release,
 992         .rx_queue_setup          = octeontx_dev_rx_queue_setup,
 993         .rx_queue_release        = octeontx_dev_rx_queue_release,
 994         .dev_supported_ptypes_get = octeontx_dev_supported_ptypes_get,
 995         .pool_ops_supported      = octeontx_pool_ops,
 996 };
 997
 998 /* Create Ethdev interface per BGX LMAC ports */
 999 static int
1000 octeontx_create(struct rte_vdev_device *dev, int port, uint8_t evdev,
1001                         int socket_id)
1002 {
1003         int res;
1004         char octtx_name[OCTEONTX_MAX_NAME_LEN];
1005         struct octeontx_nic *nic = NULL;
1006         struct rte_eth_dev *eth_dev = NULL;
1007         struct rte_eth_dev_data *data;
1008         const char *name = rte_vdev_device_name(dev);
1009
1010         PMD_INIT_FUNC_TRACE();
1011
1012         sprintf(octtx_name, "%s_%d", name, port);
1013         if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
1014                 eth_dev = rte_eth_dev_attach_secondary(octtx_name);
1015                 if (eth_dev == NULL)
1016                         return -ENODEV;
1017
1018                 eth_dev->dev_ops = &octeontx_dev_ops;
1019                 eth_dev->device = &dev->device;
1020                 eth_dev->tx_pkt_burst = octeontx_xmit_pkts;
1021                 eth_dev->rx_pkt_burst = octeontx_recv_pkts;
1022                 rte_eth_dev_probing_finish(eth_dev);
1023                 return 0;
1024         }
1025
1026         /* Reserve an ethdev entry */
1027         eth_dev = rte_eth_dev_allocate(octtx_name);
1028         if (eth_dev == NULL) {
1029                 octeontx_log_err("failed to allocate rte_eth_dev");
1030                 res = -ENOMEM;
1031                 goto err;
1032         }
1033         data = eth_dev->data;
1034
1035         nic = rte_zmalloc_socket(octtx_name, sizeof(*nic), 0, socket_id);
1036         if (nic == NULL) {
1037                 octeontx_log_err("failed to allocate nic structure");
1038                 res = -ENOMEM;
1039                 goto err;
1040         }
1041         data->dev_private = nic;
1042
1043         nic->port_id = port;
1044         nic->evdev = evdev;
1045
1046         res = octeontx_port_open(nic);
1047         if (res < 0)
1048                 goto err;
1049
1050         /* Rx side port configuration */
1051         res = octeontx_pki_port_open(port);
1052         if (res != 0) {
1053                 octeontx_log_err("failed to open PKI port %d", port);
1054                 res = -ENODEV;
1055                 goto err;
1056         }
1057
1058         eth_dev->device = &dev->device;
1059         eth_dev->intr_handle = NULL;
1060         eth_dev->data->kdrv = RTE_KDRV_NONE;
1061         eth_dev->data->numa_node = dev->device.numa_node;
1062
1063         data->port_id = eth_dev->data->port_id;
1064
1065         nic->ev_queues = 1;
1066         nic->ev_ports = 1;
1067
1068         data->dev_link.link_status = ETH_LINK_DOWN;
1069         data->dev_started = 0;
1070         data->promiscuous = 0;
1071         data->all_multicast = 0;
1072         data->scattered_rx = 0;
1073
1074         data->mac_addrs = rte_zmalloc_socket(octtx_name, RTE_ETHER_ADDR_LEN, 0,
1075                                                         socket_id);
1076         if (data->mac_addrs == NULL) {
1077                 octeontx_log_err("failed to allocate memory for mac_addrs");
1078                 res = -ENOMEM;
1079                 goto err;
1080         }
1081
1082         eth_dev->dev_ops = &octeontx_dev_ops;
1083
1084         /* Finally save ethdev pointer to the NIC structure */
1085         nic->dev = eth_dev;
1086
1087         if (nic->port_id != data->port_id) {
1088                 octeontx_log_err("eth_dev->port_id (%d) is diff to orig (%d)",
1089                                 data->port_id, nic->port_id);
1090                 res = -EINVAL;
1091                 goto err;
1092         }
1093
1094         /* Update port_id mac to eth_dev */
1095         memcpy(data->mac_addrs, nic->mac_addr, RTE_ETHER_ADDR_LEN);
1096
1097         PMD_INIT_LOG(DEBUG, "ethdev info: ");
1098         PMD_INIT_LOG(DEBUG, "port %d, port_ena %d ochan %d num_ochan %d tx_q %d",
1099                                 nic->port_id, nic->port_ena,
1100                                 nic->base_ochan, nic->num_ochans,
1101                                 nic->num_tx_queues);
1102         PMD_INIT_LOG(DEBUG, "speed %d mtu %d", nic->speed, nic->mtu);
1103
1104         rte_octeontx_pchan_map[(nic->base_ochan >> 8) & 0x7]
1105                 [(nic->base_ochan >> 4) & 0xF] = data->port_id;
1106
1107         rte_eth_dev_probing_finish(eth_dev);
1108         return data->port_id;
1109
1110 err:
1111         if (nic)
1112                 octeontx_port_close(nic);
1113
1114         rte_eth_dev_release_port(eth_dev);
1115
1116         return res;
1117 }
1118
1119 /* Un initialize octeontx device */
1120 static int
1121 octeontx_remove(struct rte_vdev_device *dev)
1122 {
1123         char octtx_name[OCTEONTX_MAX_NAME_LEN];
1124         struct rte_eth_dev *eth_dev = NULL;
1125         struct octeontx_nic *nic = NULL;
1126         int i;
1127
1128         if (dev == NULL)
1129                 return -EINVAL;
1130
1131         for (i = 0; i < OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT; i++) {
1132                 sprintf(octtx_name, "eth_octeontx_%d", i);
1133
1134                 /* reserve an ethdev entry */
1135                 eth_dev = rte_eth_dev_allocated(octtx_name);
1136                 if (eth_dev == NULL)
1137                         return -ENODEV;
1138
1139                 if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
1140                         rte_eth_dev_release_port(eth_dev);
1141                         continue;
1142                 }
1143
1144                 nic = octeontx_pmd_priv(eth_dev);
1145                 rte_event_dev_stop(nic->evdev);
1146                 PMD_INIT_LOG(INFO, "Closing octeontx device %s", octtx_name);
1147
1148                 rte_eth_dev_release_port(eth_dev);
1149                 rte_event_dev_close(nic->evdev);
1150         }
1151
1152         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
1153                 return 0;
1154
1155         /* Free FC resource */
1156         octeontx_pko_fc_free();
1157
1158         return 0;
1159 }
1160
1161 /* Initialize octeontx device */
1162 static int
1163 octeontx_probe(struct rte_vdev_device *dev)
1164 {
1165         const char *dev_name;
1166         static int probe_once;
1167         uint8_t socket_id, qlist;
1168         int tx_vfcnt, port_id, evdev, qnum, pnum, res, i;
1169         struct rte_event_dev_config dev_conf;
1170         const char *eventdev_name = "event_octeontx";
1171         struct rte_event_dev_info info;
1172         struct rte_eth_dev *eth_dev;
1173
1174         struct octeontx_vdev_init_params init_params = {
1175                 OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT
1176         };
1177
1178         dev_name = rte_vdev_device_name(dev);
1179
1180         if (rte_eal_process_type() == RTE_PROC_SECONDARY &&
1181             strlen(rte_vdev_device_args(dev)) == 0) {
1182                 eth_dev = rte_eth_dev_attach_secondary(dev_name);
1183                 if (!eth_dev) {
1184                         PMD_INIT_LOG(ERR, "Failed to probe %s", dev_name);
1185                         return -1;
1186                 }
1187                 /* TODO: request info from primary to set up Rx and Tx */
1188                 eth_dev->dev_ops = &octeontx_dev_ops;
1189                 eth_dev->device = &dev->device;
1190                 rte_eth_dev_probing_finish(eth_dev);
1191                 return 0;
1192         }
1193
1194         res = octeontx_parse_vdev_init_params(&init_params, dev);
1195         if (res < 0)
1196                 return -EINVAL;
1197
1198         if (init_params.nr_port > OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT) {
1199                 octeontx_log_err("nr_port (%d) > max (%d)", init_params.nr_port,
1200                                 OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT);
1201                 return -ENOTSUP;
1202         }
1203
1204         PMD_INIT_LOG(DEBUG, "initializing %s pmd", dev_name);
1205
1206         socket_id = rte_socket_id();
1207
1208         tx_vfcnt = octeontx_pko_vf_count();
1209
1210         if (tx_vfcnt < init_params.nr_port) {
1211                 octeontx_log_err("not enough PKO (%d) for port number (%d)",
1212                                 tx_vfcnt, init_params.nr_port);
1213                 return -EINVAL;
1214         }
1215         evdev = rte_event_dev_get_dev_id(eventdev_name);
1216         if (evdev < 0) {
1217                 octeontx_log_err("eventdev %s not found", eventdev_name);
1218                 return -ENODEV;
1219         }
1220
1221         res = rte_event_dev_info_get(evdev, &info);
1222         if (res < 0) {
1223                 octeontx_log_err("failed to eventdev info %d", res);
1224                 return -EINVAL;
1225         }
1226
1227         PMD_INIT_LOG(DEBUG, "max_queue %d max_port %d",
1228                         info.max_event_queues, info.max_event_ports);
1229
1230         if (octeontx_pko_init_fc(tx_vfcnt))
1231                 return -ENOMEM;
1232
1233         devconf_set_default_sane_values(&dev_conf, &info);
1234         res = rte_event_dev_configure(evdev, &dev_conf);
1235         if (res < 0)
1236                 goto parse_error;
1237
1238         rte_event_dev_attr_get(evdev, RTE_EVENT_DEV_ATTR_PORT_COUNT,
1239                         (uint32_t *)&pnum);
1240         rte_event_dev_attr_get(evdev, RTE_EVENT_DEV_ATTR_QUEUE_COUNT,
1241                         (uint32_t *)&qnum);
1242         if (pnum < qnum) {
1243                 octeontx_log_err("too few event ports (%d) for event_q(%d)",
1244                                 pnum, qnum);
1245                 res = -EINVAL;
1246                 goto parse_error;
1247         }
1248
1249         /* Enable all queues available */
1250         for (i = 0; i < qnum; i++) {
1251                 res = rte_event_queue_setup(evdev, i, NULL);
1252                 if (res < 0) {
1253                         octeontx_log_err("failed to setup event_q(%d): res %d",
1254                                         i, res);
1255                         goto parse_error;
1256                 }
1257         }
1258
1259         /* Enable all ports available */
1260         for (i = 0; i < pnum; i++) {
1261                 res = rte_event_port_setup(evdev, i, NULL);
1262                 if (res < 0) {
1263                         res = -ENODEV;
1264                         octeontx_log_err("failed to setup ev port(%d) res=%d",
1265                                                 i, res);
1266                         goto parse_error;
1267                 }
1268         }
1269
1270         /*
1271          * Do 1:1 links for ports & queues. All queues would be mapped to
1272          * one port. If there are more ports than queues, then some ports
1273          * won't be linked to any queue.
1274          */
1275         for (i = 0; i < qnum; i++) {
1276                 /* Link one queue to one event port */
1277                 qlist = i;
1278                 res = rte_event_port_link(evdev, i, &qlist, NULL, 1);
1279                 if (res < 0) {
1280                         res = -ENODEV;
1281                         octeontx_log_err("failed to link port (%d): res=%d",
1282                                         i, res);
1283                         goto parse_error;
1284                 }
1285         }
1286
1287         /* Create ethdev interface */
1288         for (i = 0; i < init_params.nr_port; i++) {
1289                 port_id = octeontx_create(dev, i, evdev, socket_id);
1290                 if (port_id < 0) {
1291                         octeontx_log_err("failed to create device %s",
1292                                         dev_name);
1293                         res = -ENODEV;
1294                         goto parse_error;
1295                 }
1296
1297                 PMD_INIT_LOG(INFO, "created ethdev %s for port %d", dev_name,
1298                                         port_id);
1299         }
1300
1301         if (probe_once) {
1302                 octeontx_log_err("interface %s not supported", dev_name);
1303                 octeontx_remove(dev);
1304                 res = -ENOTSUP;
1305                 goto parse_error;
1306         }
1307         rte_mbuf_set_platform_mempool_ops("octeontx_fpavf");
1308         probe_once = 1;
1309
1310         return 0;
1311
1312 parse_error:
1313         octeontx_pko_fc_free();
1314         return res;
1315 }
1316
1317 static struct rte_vdev_driver octeontx_pmd_drv = {
1318         .probe = octeontx_probe,
1319         .remove = octeontx_remove,
1320 };
1321
1322 RTE_PMD_REGISTER_VDEV(OCTEONTX_PMD, octeontx_pmd_drv);
1323 RTE_PMD_REGISTER_ALIAS(OCTEONTX_PMD, eth_octeontx);
1324 RTE_PMD_REGISTER_PARAM_STRING(OCTEONTX_PMD, "nr_port=<int> ");