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 <eventdev_pmd.h>
  13 #include <rte_alarm.h>
  14 #include <rte_branch_prediction.h>
  15 #include <rte_bus_vdev.h>
  16 #include <rte_cycles.h>
  17 #include <rte_debug.h>
  18 #include <rte_dev.h>
  19 #include <rte_devargs.h>
  20 #include <rte_kvargs.h>
  21 #include <rte_malloc.h>
  22 #include <rte_mbuf_pool_ops.h>
  23 #include <rte_prefetch.h>
  24
  25 #include "octeontx_ethdev.h"
  26 #include "octeontx_rxtx.h"
  27 #include "octeontx_logs.h"
  28 #include "octeontx_stats.h"
  29
  30 /* Useful in stopping/closing event device if no of
  31  * eth ports are using it.
  32  */
  33 uint16_t evdev_refcnt;
  34
  35 #define OCTEONTX_QLM_MODE_SGMII  7
  36 #define OCTEONTX_QLM_MODE_XFI   12
  37
  38 struct evdev_priv_data {
  39         OFFLOAD_FLAGS; /*Sequence should not be changed */
  40 } __rte_cache_aligned;
  41
  42 struct octeontx_vdev_init_params {
  43         uint8_t nr_port;
  44 };
  45
  46 uint16_t
  47 rte_octeontx_pchan_map[OCTEONTX_MAX_BGX_PORTS][OCTEONTX_MAX_LMAC_PER_BGX];
  48
  49 enum octeontx_link_speed {
  50         OCTEONTX_LINK_SPEED_SGMII,
  51         OCTEONTX_LINK_SPEED_XAUI,
  52         OCTEONTX_LINK_SPEED_RXAUI,
  53         OCTEONTX_LINK_SPEED_10G_R,
  54         OCTEONTX_LINK_SPEED_40G_R,
  55         OCTEONTX_LINK_SPEED_RESERVE1,
  56         OCTEONTX_LINK_SPEED_QSGMII,
  57         OCTEONTX_LINK_SPEED_RESERVE2,
  58         OCTEONTX_LINK_SPEED_UNKNOWN = 255
  59 };
  60
  61 RTE_LOG_REGISTER_SUFFIX(otx_net_logtype_mbox, mbox, NOTICE);
  62 RTE_LOG_REGISTER_SUFFIX(otx_net_logtype_init, init, NOTICE);
  63 RTE_LOG_REGISTER_SUFFIX(otx_net_logtype_driver, driver, NOTICE);
  64
  65 /* Parse integer from integer argument */
  66 static int
  67 parse_integer_arg(const char *key __rte_unused,
  68                 const char *value, void *extra_args)
  69 {
  70         int *i = (int *)extra_args;
  71
  72         *i = atoi(value);
  73         if (*i < 0) {
  74                 octeontx_log_err("argument has to be positive.");
  75                 return -1;
  76         }
  77
  78         return 0;
  79 }
  80
  81 static int
  82 octeontx_parse_vdev_init_params(struct octeontx_vdev_init_params *params,
  83                                 struct rte_vdev_device *dev)
  84 {
  85         struct rte_kvargs *kvlist = NULL;
  86         int ret = 0;
  87
  88         static const char * const octeontx_vdev_valid_params[] = {
  89                 OCTEONTX_VDEV_NR_PORT_ARG,
  90                 NULL
  91         };
  92
  93         const char *input_args = rte_vdev_device_args(dev);
  94         if (params == NULL)
  95                 return -EINVAL;
  96
  97
  98         if (input_args) {
  99                 kvlist = rte_kvargs_parse(input_args,
 100                                 octeontx_vdev_valid_params);
 101                 if (kvlist == NULL)
 102                         return -1;
 103
 104                 ret = rte_kvargs_process(kvlist,
 105                                         OCTEONTX_VDEV_NR_PORT_ARG,
 106                                         &parse_integer_arg,
 107                                         &params->nr_port);
 108                 if (ret < 0)
 109                         goto free_kvlist;
 110         }
 111
 112 free_kvlist:
 113         rte_kvargs_free(kvlist);
 114         return ret;
 115 }
 116
 117 static int
 118 octeontx_port_open(struct octeontx_nic *nic)
 119 {
 120         octeontx_mbox_bgx_port_conf_t bgx_port_conf;
 121         octeontx_mbox_bgx_port_fifo_cfg_t fifo_cfg;
 122         int res;
 123
 124         res = 0;
 125         memset(&bgx_port_conf, 0x0, sizeof(bgx_port_conf));
 126         PMD_INIT_FUNC_TRACE();
 127
 128         res = octeontx_bgx_port_open(nic->port_id, &bgx_port_conf);
 129         if (res < 0) {
 130                 octeontx_log_err("failed to open port %d", res);
 131                 return res;
 132         }
 133
 134         nic->node = bgx_port_conf.node;
 135         nic->port_ena = bgx_port_conf.enable;
 136         nic->base_ichan = bgx_port_conf.base_chan;
 137         nic->base_ochan = bgx_port_conf.base_chan;
 138         nic->num_ichans = bgx_port_conf.num_chans;
 139         nic->num_ochans = bgx_port_conf.num_chans;
 140         nic->bgx_mtu = bgx_port_conf.mtu;
 141         nic->bpen = bgx_port_conf.bpen;
 142         nic->fcs_strip = bgx_port_conf.fcs_strip;
 143         nic->bcast_mode = bgx_port_conf.bcast_mode;
 144         nic->mcast_mode = bgx_port_conf.mcast_mode;
 145         nic->speed      = bgx_port_conf.mode;
 146
 147         nic->duplex = RTE_ETH_LINK_FULL_DUPLEX;
 148         memset(&fifo_cfg, 0x0, sizeof(fifo_cfg));
 149
 150         res = octeontx_bgx_port_get_fifo_cfg(nic->port_id, &fifo_cfg);
 151         if (res < 0) {
 152                 octeontx_log_err("failed to get port %d fifo cfg", res);
 153                 return res;
 154         }
 155
 156         nic->fc.rx_fifosz = fifo_cfg.rx_fifosz;
 157
 158         memcpy(&nic->mac_addr[0], &bgx_port_conf.macaddr[0],
 159                 RTE_ETHER_ADDR_LEN);
 160
 161         octeontx_log_dbg("port opened %d", nic->port_id);
 162         return res;
 163 }
 164
 165 static void
 166 octeontx_link_status_print(struct rte_eth_dev *eth_dev,
 167                            struct rte_eth_link *link)
 168 {
 169         if (link && link->link_status)
 170                 octeontx_log_info("Port %u: Link Up - speed %u Mbps - %s",
 171                           (eth_dev->data->port_id),
 172                           link->link_speed,
 173                           link->link_duplex == RTE_ETH_LINK_FULL_DUPLEX ?
 174                           "full-duplex" : "half-duplex");
 175         else
 176                 octeontx_log_info("Port %d: Link Down",
 177                                   (int)(eth_dev->data->port_id));
 178 }
 179
 180 static inline uint32_t
 181 octeontx_parse_link_speeds(uint32_t link_speeds)
 182 {
 183         uint32_t link_speed = OCTEONTX_LINK_SPEED_UNKNOWN;
 184
 185         if (link_speeds & RTE_ETH_LINK_SPEED_40G)
 186                 link_speed = OCTEONTX_LINK_SPEED_40G_R;
 187
 188         if (link_speeds & RTE_ETH_LINK_SPEED_10G) {
 189                 link_speed  = OCTEONTX_LINK_SPEED_XAUI;
 190                 link_speed |= OCTEONTX_LINK_SPEED_RXAUI;
 191                 link_speed |= OCTEONTX_LINK_SPEED_10G_R;
 192         }
 193
 194         if (link_speeds & RTE_ETH_LINK_SPEED_5G)
 195                 link_speed = OCTEONTX_LINK_SPEED_QSGMII;
 196
 197         if (link_speeds & RTE_ETH_LINK_SPEED_1G)
 198                 link_speed = OCTEONTX_LINK_SPEED_SGMII;
 199
 200         return link_speed;
 201 }
 202
 203 static inline uint8_t
 204 octeontx_parse_eth_link_duplex(uint32_t link_speeds)
 205 {
 206         if ((link_speeds & RTE_ETH_LINK_SPEED_10M_HD) ||
 207                         (link_speeds & RTE_ETH_LINK_SPEED_100M_HD))
 208                 return RTE_ETH_LINK_HALF_DUPLEX;
 209         else
 210                 return RTE_ETH_LINK_FULL_DUPLEX;
 211 }
 212
 213 static int
 214 octeontx_apply_link_speed(struct rte_eth_dev *dev)
 215 {
 216         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 217         struct rte_eth_conf *conf = &dev->data->dev_conf;
 218         octeontx_mbox_bgx_port_change_mode_t cfg;
 219
 220         if (conf->link_speeds == RTE_ETH_LINK_SPEED_AUTONEG)
 221                 return 0;
 222
 223         cfg.speed = octeontx_parse_link_speeds(conf->link_speeds);
 224         cfg.autoneg = (conf->link_speeds & RTE_ETH_LINK_SPEED_FIXED) ? 1 : 0;
 225         cfg.duplex = octeontx_parse_eth_link_duplex(conf->link_speeds);
 226         cfg.qlm_mode = ((conf->link_speeds & RTE_ETH_LINK_SPEED_1G) ?
 227                         OCTEONTX_QLM_MODE_SGMII :
 228                         (conf->link_speeds & RTE_ETH_LINK_SPEED_10G) ?
 229                         OCTEONTX_QLM_MODE_XFI : 0);
 230
 231         if (cfg.speed != OCTEONTX_LINK_SPEED_UNKNOWN &&
 232             (cfg.speed != nic->speed || cfg.duplex != nic->duplex)) {
 233                 nic->speed = cfg.speed;
 234                 nic->duplex = cfg.duplex;
 235                 return octeontx_bgx_port_change_mode(nic->port_id, &cfg);
 236         } else {
 237                 return 0;
 238         }
 239 }
 240
 241 static void
 242 octeontx_link_status_update(struct octeontx_nic *nic,
 243                          struct rte_eth_link *link)
 244 {
 245         memset(link, 0, sizeof(*link));
 246
 247         link->link_status = nic->link_up ? RTE_ETH_LINK_UP : RTE_ETH_LINK_DOWN;
 248
 249         switch (nic->speed) {
 250         case OCTEONTX_LINK_SPEED_SGMII:
 251                 link->link_speed = RTE_ETH_SPEED_NUM_1G;
 252                 break;
 253
 254         case OCTEONTX_LINK_SPEED_XAUI:
 255                 link->link_speed = RTE_ETH_SPEED_NUM_10G;
 256                 break;
 257
 258         case OCTEONTX_LINK_SPEED_RXAUI:
 259         case OCTEONTX_LINK_SPEED_10G_R:
 260                 link->link_speed = RTE_ETH_SPEED_NUM_10G;
 261                 break;
 262         case OCTEONTX_LINK_SPEED_QSGMII:
 263                 link->link_speed = RTE_ETH_SPEED_NUM_5G;
 264                 break;
 265         case OCTEONTX_LINK_SPEED_40G_R:
 266                 link->link_speed = RTE_ETH_SPEED_NUM_40G;
 267                 break;
 268
 269         case OCTEONTX_LINK_SPEED_RESERVE1:
 270         case OCTEONTX_LINK_SPEED_RESERVE2:
 271         default:
 272                 link->link_speed = RTE_ETH_SPEED_NUM_NONE;
 273                 octeontx_log_err("incorrect link speed %d", nic->speed);
 274                 break;
 275         }
 276
 277         link->link_duplex = RTE_ETH_LINK_FULL_DUPLEX;
 278         link->link_autoneg = RTE_ETH_LINK_AUTONEG;
 279 }
 280
 281 static void
 282 octeontx_link_status_poll(void *arg)
 283 {
 284         struct octeontx_nic *nic = arg;
 285         struct rte_eth_link link;
 286         struct rte_eth_dev *dev;
 287         int res;
 288
 289         PMD_INIT_FUNC_TRACE();
 290
 291         dev = nic->dev;
 292
 293         res = octeontx_bgx_port_link_status(nic->port_id);
 294         if (res < 0) {
 295                 octeontx_log_err("Failed to get port %d link status",
 296                                 nic->port_id);
 297         } else {
 298                 if (nic->link_up != (uint8_t)res) {
 299                         nic->link_up = (uint8_t)res;
 300                         octeontx_link_status_update(nic, &link);
 301                         octeontx_link_status_print(dev, &link);
 302                         rte_eth_linkstatus_set(dev, &link);
 303                         rte_eth_dev_callback_process(dev,
 304                                                      RTE_ETH_EVENT_INTR_LSC,
 305                                                      NULL);
 306                 }
 307         }
 308
 309         res = rte_eal_alarm_set(OCCTX_INTR_POLL_INTERVAL_MS * 1000,
 310                                 octeontx_link_status_poll, nic);
 311         if (res < 0)
 312                 octeontx_log_err("Failed to restart alarm for port %d, err: %d",
 313                                 nic->port_id, res);
 314 }
 315
 316 static void
 317 octeontx_port_close(struct octeontx_nic *nic)
 318 {
 319         PMD_INIT_FUNC_TRACE();
 320
 321         rte_eal_alarm_cancel(octeontx_link_status_poll, nic);
 322         octeontx_bgx_port_close(nic->port_id);
 323         octeontx_log_dbg("port closed %d", nic->port_id);
 324 }
 325
 326 static int
 327 octeontx_port_start(struct octeontx_nic *nic)
 328 {
 329         PMD_INIT_FUNC_TRACE();
 330
 331         return octeontx_bgx_port_start(nic->port_id);
 332 }
 333
 334 static int
 335 octeontx_port_stop(struct octeontx_nic *nic)
 336 {
 337         PMD_INIT_FUNC_TRACE();
 338
 339         return octeontx_bgx_port_stop(nic->port_id);
 340 }
 341
 342 static int
 343 octeontx_port_promisc_set(struct octeontx_nic *nic, int en)
 344 {
 345         struct rte_eth_dev *dev;
 346         int res;
 347
 348         res = 0;
 349         PMD_INIT_FUNC_TRACE();
 350         dev = nic->dev;
 351
 352         res = octeontx_bgx_port_promisc_set(nic->port_id, en);
 353         if (res < 0) {
 354                 octeontx_log_err("failed to set promiscuous mode %d",
 355                                 nic->port_id);
 356                 return res;
 357         }
 358
 359         /* Set proper flag for the mode */
 360         dev->data->promiscuous = (en != 0) ? 1 : 0;
 361
 362         octeontx_log_dbg("port %d : promiscuous mode %s",
 363                         nic->port_id, en ? "set" : "unset");
 364
 365         return 0;
 366 }
 367
 368 static int
 369 octeontx_port_stats(struct octeontx_nic *nic, struct rte_eth_stats *stats)
 370 {
 371         octeontx_mbox_bgx_port_stats_t bgx_stats;
 372         int res;
 373
 374         PMD_INIT_FUNC_TRACE();
 375
 376         res = octeontx_bgx_port_stats(nic->port_id, &bgx_stats);
 377         if (res < 0) {
 378                 octeontx_log_err("failed to get port stats %d", nic->port_id);
 379                 return res;
 380         }
 381
 382         stats->ipackets = bgx_stats.rx_packets;
 383         stats->ibytes = bgx_stats.rx_bytes;
 384         stats->imissed = bgx_stats.rx_dropped;
 385         stats->ierrors = bgx_stats.rx_errors;
 386         stats->opackets = bgx_stats.tx_packets;
 387         stats->obytes = bgx_stats.tx_bytes;
 388         stats->oerrors = bgx_stats.tx_errors;
 389
 390         octeontx_log_dbg("port%d stats inpkts=%" PRIx64 " outpkts=%" PRIx64 "",
 391                         nic->port_id, stats->ipackets, stats->opackets);
 392
 393         return 0;
 394 }
 395
 396 static int
 397 octeontx_port_stats_clr(struct octeontx_nic *nic)
 398 {
 399         PMD_INIT_FUNC_TRACE();
 400
 401         return octeontx_bgx_port_stats_clr(nic->port_id);
 402 }
 403
 404 static inline void
 405 devconf_set_default_sane_values(struct rte_event_dev_config *dev_conf,
 406                                 struct rte_event_dev_info *info)
 407 {
 408         memset(dev_conf, 0, sizeof(struct rte_event_dev_config));
 409         dev_conf->dequeue_timeout_ns = info->min_dequeue_timeout_ns;
 410
 411         dev_conf->nb_event_ports = info->max_event_ports;
 412         dev_conf->nb_event_queues = info->max_event_queues;
 413
 414         dev_conf->nb_event_queue_flows = info->max_event_queue_flows;
 415         dev_conf->nb_event_port_dequeue_depth =
 416                         info->max_event_port_dequeue_depth;
 417         dev_conf->nb_event_port_enqueue_depth =
 418                         info->max_event_port_enqueue_depth;
 419         dev_conf->nb_event_port_enqueue_depth =
 420                         info->max_event_port_enqueue_depth;
 421         dev_conf->nb_events_limit =
 422                         info->max_num_events;
 423 }
 424
 425 static uint16_t
 426 octeontx_tx_offload_flags(struct rte_eth_dev *eth_dev)
 427 {
 428         struct octeontx_nic *nic = octeontx_pmd_priv(eth_dev);
 429         uint16_t flags = 0;
 430
 431         if (nic->tx_offloads & RTE_ETH_TX_OFFLOAD_OUTER_IPV4_CKSUM ||
 432             nic->tx_offloads & RTE_ETH_TX_OFFLOAD_OUTER_UDP_CKSUM)
 433                 flags |= OCCTX_TX_OFFLOAD_OL3_OL4_CSUM_F;
 434
 435         if (nic->tx_offloads & RTE_ETH_TX_OFFLOAD_IPV4_CKSUM ||
 436             nic->tx_offloads & RTE_ETH_TX_OFFLOAD_TCP_CKSUM ||
 437             nic->tx_offloads & RTE_ETH_TX_OFFLOAD_UDP_CKSUM ||
 438             nic->tx_offloads & RTE_ETH_TX_OFFLOAD_SCTP_CKSUM)
 439                 flags |= OCCTX_TX_OFFLOAD_L3_L4_CSUM_F;
 440
 441         if (!(nic->tx_offloads & RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE))
 442                 flags |= OCCTX_TX_OFFLOAD_MBUF_NOFF_F;
 443
 444         if (nic->tx_offloads & RTE_ETH_TX_OFFLOAD_MULTI_SEGS)
 445                 flags |= OCCTX_TX_MULTI_SEG_F;
 446
 447         return flags;
 448 }
 449
 450 static uint16_t
 451 octeontx_rx_offload_flags(struct rte_eth_dev *eth_dev)
 452 {
 453         struct octeontx_nic *nic = octeontx_pmd_priv(eth_dev);
 454         uint16_t flags = 0;
 455
 456         if (nic->rx_offloads & (RTE_ETH_RX_OFFLOAD_TCP_CKSUM |
 457                          RTE_ETH_RX_OFFLOAD_UDP_CKSUM))
 458                 flags |= OCCTX_RX_OFFLOAD_CSUM_F;
 459
 460         if (nic->rx_offloads & (RTE_ETH_RX_OFFLOAD_IPV4_CKSUM |
 461                                 RTE_ETH_RX_OFFLOAD_OUTER_IPV4_CKSUM))
 462                 flags |= OCCTX_RX_OFFLOAD_CSUM_F;
 463
 464         if (nic->rx_offloads & RTE_ETH_RX_OFFLOAD_SCATTER) {
 465                 flags |= OCCTX_RX_MULTI_SEG_F;
 466                 eth_dev->data->scattered_rx = 1;
 467                 /* If scatter mode is enabled, TX should also be in multi
 468                  * seg mode, else memory leak will occur
 469                  */
 470                 nic->tx_offloads |= RTE_ETH_TX_OFFLOAD_MULTI_SEGS;
 471         }
 472
 473         return flags;
 474 }
 475
 476 static int
 477 octeontx_dev_configure(struct rte_eth_dev *dev)
 478 {
 479         struct rte_eth_dev_data *data = dev->data;
 480         struct rte_eth_conf *conf = &data->dev_conf;
 481         struct rte_eth_rxmode *rxmode = &conf->rxmode;
 482         struct rte_eth_txmode *txmode = &conf->txmode;
 483         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 484         int ret;
 485
 486         PMD_INIT_FUNC_TRACE();
 487         RTE_SET_USED(conf);
 488
 489         if (!rte_eal_has_hugepages()) {
 490                 octeontx_log_err("huge page is not configured");
 491                 return -EINVAL;
 492         }
 493
 494         if (txmode->mq_mode) {
 495                 octeontx_log_err("tx mq_mode DCB or VMDq not supported");
 496                 return -EINVAL;
 497         }
 498
 499         if (rxmode->mq_mode != RTE_ETH_MQ_RX_NONE &&
 500                 rxmode->mq_mode != RTE_ETH_MQ_RX_RSS) {
 501                 octeontx_log_err("unsupported rx qmode %d", rxmode->mq_mode);
 502                 return -EINVAL;
 503         }
 504
 505         if (!(txmode->offloads & RTE_ETH_TX_OFFLOAD_MT_LOCKFREE)) {
 506                 PMD_INIT_LOG(NOTICE, "cant disable lockfree tx");
 507                 txmode->offloads |= RTE_ETH_TX_OFFLOAD_MT_LOCKFREE;
 508         }
 509
 510         if (conf->dcb_capability_en) {
 511                 octeontx_log_err("DCB enable not supported");
 512                 return -EINVAL;
 513         }
 514
 515         if (conf->fdir_conf.mode != RTE_FDIR_MODE_NONE) {
 516                 octeontx_log_err("flow director not supported");
 517                 return -EINVAL;
 518         }
 519
 520         nic->num_tx_queues = dev->data->nb_tx_queues;
 521
 522         if (!nic->reconfigure) {
 523                 ret = octeontx_pko_channel_open(nic->pko_vfid * PKO_VF_NUM_DQ,
 524                                                 nic->num_tx_queues,
 525                                                 nic->base_ochan);
 526                 if (ret) {
 527                         octeontx_log_err("failed to open channel %d no-of-txq %d",
 528                                          nic->base_ochan, nic->num_tx_queues);
 529                         return -EFAULT;
 530                 }
 531
 532                 ret = octeontx_dev_vlan_offload_init(dev);
 533                 if (ret) {
 534                         octeontx_log_err("failed to initialize vlan offload");
 535                         return -EFAULT;
 536                 }
 537
 538                 nic->pki.classifier_enable = false;
 539                 nic->pki.hash_enable = true;
 540                 nic->pki.initialized = false;
 541         }
 542
 543         nic->rx_offloads |= rxmode->offloads;
 544         nic->tx_offloads |= txmode->offloads;
 545         nic->rx_offload_flags |= octeontx_rx_offload_flags(dev);
 546         nic->tx_offload_flags |= octeontx_tx_offload_flags(dev);
 547
 548         nic->reconfigure = true;
 549
 550         return 0;
 551 }
 552
 553 static int
 554 octeontx_dev_close(struct rte_eth_dev *dev)
 555 {
 556         struct octeontx_txq *txq = NULL;
 557         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 558         unsigned int i;
 559         int ret;
 560
 561         PMD_INIT_FUNC_TRACE();
 562         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
 563                 return 0;
 564
 565         /* Stopping/closing event device once all eth ports are closed. */
 566         if (__atomic_sub_fetch(&evdev_refcnt, 1, __ATOMIC_ACQUIRE) == 0) {
 567                 rte_event_dev_stop(nic->evdev);
 568                 rte_event_dev_close(nic->evdev);
 569         }
 570
 571         octeontx_dev_flow_ctrl_fini(dev);
 572
 573         octeontx_dev_vlan_offload_fini(dev);
 574
 575         ret = octeontx_pko_channel_close(nic->base_ochan);
 576         if (ret < 0) {
 577                 octeontx_log_err("failed to close channel %d VF%d %d %d",
 578                              nic->base_ochan, nic->port_id, nic->num_tx_queues,
 579                              ret);
 580         }
 581         /* Free txq resources for this port */
 582         for (i = 0; i < nic->num_tx_queues; i++) {
 583                 txq = dev->data->tx_queues[i];
 584                 if (!txq)
 585                         continue;
 586
 587                 rte_free(txq);
 588         }
 589
 590         octeontx_port_close(nic);
 591         nic->reconfigure = false;
 592
 593         return 0;
 594 }
 595
 596 static int
 597 octeontx_dev_mtu_set(struct rte_eth_dev *eth_dev, uint16_t mtu)
 598 {
 599         uint32_t buffsz, frame_size = mtu + OCCTX_L2_OVERHEAD;
 600         struct octeontx_nic *nic = octeontx_pmd_priv(eth_dev);
 601         struct rte_eth_dev_data *data = eth_dev->data;
 602         int rc = 0;
 603
 604         buffsz = data->min_rx_buf_size - RTE_PKTMBUF_HEADROOM;
 605
 606         /* Refuse MTU that requires the support of scattered packets
 607          * when this feature has not been enabled before.
 608          */
 609         if (data->dev_started && frame_size > buffsz &&
 610             !(nic->rx_offloads & RTE_ETH_RX_OFFLOAD_SCATTER)) {
 611                 octeontx_log_err("Scatter mode is disabled");
 612                 return -EINVAL;
 613         }
 614
 615         /* Check <seg size> * <max_seg>  >= max_frame */
 616         if ((nic->rx_offloads & RTE_ETH_RX_OFFLOAD_SCATTER)     &&
 617             (frame_size > buffsz * OCCTX_RX_NB_SEG_MAX))
 618                 return -EINVAL;
 619
 620         rc = octeontx_pko_send_mtu(nic->port_id, frame_size);
 621         if (rc)
 622                 return rc;
 623
 624         rc = octeontx_bgx_port_mtu_set(nic->port_id, frame_size);
 625         if (rc)
 626                 return rc;
 627
 628         octeontx_log_info("Received pkt beyond  maxlen %d will be dropped",
 629                           frame_size);
 630
 631         return rc;
 632 }
 633
 634 static int
 635 octeontx_recheck_rx_offloads(struct octeontx_rxq *rxq)
 636 {
 637         struct rte_eth_dev *eth_dev = rxq->eth_dev;
 638         struct octeontx_nic *nic = octeontx_pmd_priv(eth_dev);
 639         struct rte_eth_dev_data *data = eth_dev->data;
 640         struct rte_pktmbuf_pool_private *mbp_priv;
 641         struct evdev_priv_data *evdev_priv;
 642         struct rte_eventdev *dev;
 643         uint32_t buffsz;
 644
 645         /* Get rx buffer size */
 646         mbp_priv = rte_mempool_get_priv(rxq->pool);
 647         buffsz = mbp_priv->mbuf_data_room_size - RTE_PKTMBUF_HEADROOM;
 648
 649         /* Setup scatter mode if needed by jumbo */
 650         if (data->mtu > buffsz) {
 651                 nic->rx_offloads |= RTE_ETH_RX_OFFLOAD_SCATTER;
 652                 nic->rx_offload_flags |= octeontx_rx_offload_flags(eth_dev);
 653                 nic->tx_offload_flags |= octeontx_tx_offload_flags(eth_dev);
 654         }
 655
 656         /* Sharing offload flags via eventdev priv region */
 657         dev = &rte_eventdevs[rxq->evdev];
 658         evdev_priv = dev->data->dev_private;
 659         evdev_priv->rx_offload_flags = nic->rx_offload_flags;
 660         evdev_priv->tx_offload_flags = nic->tx_offload_flags;
 661
 662         /* Setup MTU */
 663         nic->mtu = data->mtu;
 664
 665         return 0;
 666 }
 667
 668 static int
 669 octeontx_dev_start(struct rte_eth_dev *dev)
 670 {
 671         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 672         struct octeontx_rxq *rxq;
 673         int ret, i;
 674
 675         PMD_INIT_FUNC_TRACE();
 676         /* Rechecking if any new offload set to update
 677          * rx/tx burst function pointer accordingly.
 678          */
 679         for (i = 0; i < dev->data->nb_rx_queues; i++) {
 680                 rxq = dev->data->rx_queues[i];
 681                 octeontx_recheck_rx_offloads(rxq);
 682         }
 683
 684         /* Setting up the mtu */
 685         ret = octeontx_dev_mtu_set(dev, nic->mtu);
 686         if (ret) {
 687                 octeontx_log_err("Failed to set default MTU size %d", ret);
 688                 goto error;
 689         }
 690
 691         /* Apply new link configurations if changed */
 692         ret = octeontx_apply_link_speed(dev);
 693         if (ret) {
 694                 octeontx_log_err("Failed to set link configuration: %d", ret);
 695                 goto error;
 696         }
 697
 698         /*
 699          * Tx start
 700          */
 701         octeontx_set_tx_function(dev);
 702         ret = octeontx_pko_channel_start(nic->base_ochan);
 703         if (ret < 0) {
 704                 octeontx_log_err("fail to conf VF%d no. txq %d chan %d ret %d",
 705                            nic->port_id, nic->num_tx_queues, nic->base_ochan,
 706                            ret);
 707                 goto error;
 708         }
 709
 710         /*
 711          * Rx start
 712          */
 713         dev->rx_pkt_burst = octeontx_recv_pkts;
 714         ret = octeontx_pki_port_start(nic->port_id);
 715         if (ret < 0) {
 716                 octeontx_log_err("fail to start Rx on port %d", nic->port_id);
 717                 goto channel_stop_error;
 718         }
 719
 720         /*
 721          * Start port
 722          */
 723         ret = octeontx_port_start(nic);
 724         if (ret < 0) {
 725                 octeontx_log_err("failed start port %d", ret);
 726                 goto pki_port_stop_error;
 727         }
 728
 729         PMD_TX_LOG(DEBUG, "pko: start channel %d no.of txq %d port %d",
 730                         nic->base_ochan, nic->num_tx_queues, nic->port_id);
 731
 732         ret = rte_event_dev_start(nic->evdev);
 733         if (ret < 0) {
 734                 octeontx_log_err("failed to start evdev: ret (%d)", ret);
 735                 goto pki_port_stop_error;
 736         }
 737
 738         /* Success */
 739         return ret;
 740
 741 pki_port_stop_error:
 742         octeontx_pki_port_stop(nic->port_id);
 743 channel_stop_error:
 744         octeontx_pko_channel_stop(nic->base_ochan);
 745 error:
 746         return ret;
 747 }
 748
 749 static int
 750 octeontx_dev_stop(struct rte_eth_dev *dev)
 751 {
 752         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 753         int ret;
 754
 755         PMD_INIT_FUNC_TRACE();
 756
 757         ret = octeontx_port_stop(nic);
 758         if (ret < 0) {
 759                 octeontx_log_err("failed to req stop port %d res=%d",
 760                                         nic->port_id, ret);
 761                 return ret;
 762         }
 763
 764         ret = octeontx_pki_port_stop(nic->port_id);
 765         if (ret < 0) {
 766                 octeontx_log_err("failed to stop pki port %d res=%d",
 767                                         nic->port_id, ret);
 768                 return ret;
 769         }
 770
 771         ret = octeontx_pko_channel_stop(nic->base_ochan);
 772         if (ret < 0) {
 773                 octeontx_log_err("failed to stop channel %d VF%d %d %d",
 774                              nic->base_ochan, nic->port_id, nic->num_tx_queues,
 775                              ret);
 776                 return ret;
 777         }
 778
 779         return 0;
 780 }
 781
 782 static int
 783 octeontx_dev_promisc_enable(struct rte_eth_dev *dev)
 784 {
 785         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 786
 787         PMD_INIT_FUNC_TRACE();
 788         return octeontx_port_promisc_set(nic, 1);
 789 }
 790
 791 static int
 792 octeontx_dev_promisc_disable(struct rte_eth_dev *dev)
 793 {
 794         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 795
 796         PMD_INIT_FUNC_TRACE();
 797         return octeontx_port_promisc_set(nic, 0);
 798 }
 799
 800 static int
 801 octeontx_port_link_status(struct octeontx_nic *nic)
 802 {
 803         int res;
 804
 805         PMD_INIT_FUNC_TRACE();
 806         res = octeontx_bgx_port_link_status(nic->port_id);
 807         if (res < 0) {
 808                 octeontx_log_err("failed to get port %d link status",
 809                                 nic->port_id);
 810                 return res;
 811         }
 812
 813         if (nic->link_up != (uint8_t)res || nic->print_flag == -1) {
 814                 nic->link_up = (uint8_t)res;
 815                 nic->print_flag = 1;
 816         }
 817         octeontx_log_dbg("port %d link status %d", nic->port_id, nic->link_up);
 818
 819         return res;
 820 }
 821
 822 /*
 823  * Return 0 means link status changed, -1 means not changed
 824  */
 825 static int
 826 octeontx_dev_link_update(struct rte_eth_dev *dev,
 827                          int wait_to_complete __rte_unused)
 828 {
 829         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 830         struct rte_eth_link link;
 831         int res;
 832
 833         PMD_INIT_FUNC_TRACE();
 834
 835         res = octeontx_port_link_status(nic);
 836         if (res < 0) {
 837                 octeontx_log_err("failed to request link status %d", res);
 838                 return res;
 839         }
 840
 841         octeontx_link_status_update(nic, &link);
 842         if (nic->print_flag) {
 843                 octeontx_link_status_print(nic->dev, &link);
 844                 nic->print_flag = 0;
 845         }
 846
 847         return rte_eth_linkstatus_set(dev, &link);
 848 }
 849
 850 static inline int octeontx_dev_total_xstat(void)
 851 {
 852         return NUM_BGX_XSTAT;
 853 }
 854
 855 static int
 856 octeontx_port_xstats(struct octeontx_nic *nic, struct rte_eth_xstat *xstats,
 857                      unsigned int n)
 858 {
 859         octeontx_mbox_bgx_port_stats_t bgx_stats;
 860         int stat_cnt, res, si, i;
 861
 862         res = octeontx_bgx_port_xstats(nic->port_id, &bgx_stats);
 863         if (res < 0) {
 864                 octeontx_log_err("failed to get port stats %d", nic->port_id);
 865                 return res;
 866         }
 867
 868         si = 0;
 869         /* Fill BGX stats */
 870         stat_cnt = (n > NUM_BGX_XSTAT) ? NUM_BGX_XSTAT : n;
 871         n = n - stat_cnt;
 872         for (i = 0; i < stat_cnt; i++) {
 873                 xstats[si].id = si;
 874                 xstats[si].value = *(uint64_t *)(((char *)&bgx_stats) +
 875                                 octeontx_bgx_xstats[i].soffset);
 876                 si++;
 877         }
 878         /*TODO: Similarly fill rest of HW stats */
 879
 880         return si;
 881 }
 882
 883 static int
 884 octeontx_dev_xstats_get_by_id(struct rte_eth_dev *dev, const uint64_t *ids,
 885                               uint64_t *stat_val, unsigned int n)
 886 {
 887         unsigned int i, xstat_cnt = octeontx_dev_total_xstat();
 888         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 889         struct rte_eth_xstat xstats[xstat_cnt];
 890
 891         octeontx_port_xstats(nic, xstats, xstat_cnt);
 892         for (i = 0; i < n; i++) {
 893                 if (ids[i] >= xstat_cnt) {
 894                         PMD_INIT_LOG(ERR, "out of range id value");
 895                         return -1;
 896                 }
 897                 stat_val[i] = xstats[ids[i]].value;
 898         }
 899         return n;
 900 }
 901
 902 static int
 903 octeontx_dev_xstats_get_names(struct rte_eth_dev *dev __rte_unused,
 904                               struct rte_eth_xstat_name *xstats_names,
 905                               unsigned int size)
 906 {
 907         int stat_cnt, si, i;
 908
 909         if (xstats_names) {
 910                 si = 0;
 911                 /* Fill BGX stats */
 912                 stat_cnt = (size > NUM_BGX_XSTAT) ? NUM_BGX_XSTAT : size;
 913                 size = size - stat_cnt;
 914                 for (i = 0; i < stat_cnt; i++) {
 915                         strlcpy(xstats_names[si].name,
 916                                 octeontx_bgx_xstats[i].sname,
 917                                 sizeof(xstats_names[si].name));
 918                         si++;
 919                 }
 920                 /*TODO: Similarly fill rest of HW stats */
 921                 return si;
 922         } else {
 923                 return octeontx_dev_total_xstat();
 924         }
 925 }
 926
 927 static void build_xstat_names(struct rte_eth_xstat_name *xstat_names)
 928 {
 929         unsigned int i;
 930
 931         for (i = 0; i < NUM_BGX_XSTAT; i++) {
 932                 strlcpy(xstat_names[i].name, octeontx_bgx_xstats[i].sname,
 933                         RTE_ETH_XSTATS_NAME_SIZE);
 934         }
 935 }
 936
 937 static int
 938 octeontx_dev_xstats_get_names_by_id(struct rte_eth_dev *dev __rte_unused,
 939                                     const uint64_t *ids,
 940                                     struct rte_eth_xstat_name *stat_names,
 941                                     unsigned int n)
 942 {
 943         unsigned int i, xstat_cnt = octeontx_dev_total_xstat();
 944         struct rte_eth_xstat_name xstat_names[xstat_cnt];
 945
 946         build_xstat_names(xstat_names);
 947         for (i = 0; i < n; i++) {
 948                 if (ids[i] >= xstat_cnt) {
 949                         PMD_INIT_LOG(ERR, "out of range id value");
 950                         return -1;
 951                 }
 952                 strlcpy(stat_names[i].name, xstat_names[ids[i]].name,
 953                         sizeof(stat_names[i].name));
 954         }
 955         /*TODO: Similarly fill rest of HW stats */
 956
 957         return n;
 958 }
 959
 960 static int
 961 octeontx_dev_xstats_get(struct rte_eth_dev *dev,
 962                         struct rte_eth_xstat *xstats,
 963                         unsigned int n)
 964 {
 965         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 966
 967         PMD_INIT_FUNC_TRACE();
 968         return octeontx_port_xstats(nic, xstats, n);
 969 }
 970
 971 static int
 972 octeontx_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
 973 {
 974         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 975
 976         PMD_INIT_FUNC_TRACE();
 977         return octeontx_port_stats(nic, stats);
 978 }
 979
 980 static int
 981 octeontx_dev_stats_reset(struct rte_eth_dev *dev)
 982 {
 983         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 984
 985         PMD_INIT_FUNC_TRACE();
 986         return octeontx_port_stats_clr(nic);
 987 }
 988
 989 static void
 990 octeontx_dev_mac_addr_del(struct rte_eth_dev *dev, uint32_t index)
 991 {
 992         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 993         int ret;
 994
 995         ret = octeontx_bgx_port_mac_del(nic->port_id, index);
 996         if (ret != 0)
 997                 octeontx_log_err("failed to del MAC address filter on port %d",
 998                                  nic->port_id);
 999 }
1000
1001 static int
1002 octeontx_dev_mac_addr_add(struct rte_eth_dev *dev,
1003                           struct rte_ether_addr *mac_addr,
1004                           uint32_t index,
1005                           __rte_unused uint32_t vmdq)
1006 {
1007         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
1008         int ret;
1009
1010         ret = octeontx_bgx_port_mac_add(nic->port_id, mac_addr->addr_bytes,
1011                                         index);
1012         if (ret < 0) {
1013                 octeontx_log_err("failed to add MAC address filter on port %d",
1014                                  nic->port_id);
1015                 return ret;
1016         }
1017
1018         return 0;
1019 }
1020
1021 static int
1022 octeontx_dev_default_mac_addr_set(struct rte_eth_dev *dev,
1023                                         struct rte_ether_addr *addr)
1024 {
1025         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
1026         int ret;
1027
1028         ret = octeontx_bgx_port_mac_set(nic->port_id, addr->addr_bytes);
1029         if (ret == 0) {
1030                 /* Update same mac address to BGX CAM table */
1031                 ret = octeontx_bgx_port_mac_add(nic->port_id, addr->addr_bytes,
1032                                                 0);
1033         }
1034         if (ret < 0) {
1035                 octeontx_log_err("failed to set MAC address on port %d",
1036                                  nic->port_id);
1037         }
1038
1039         return ret;
1040 }
1041
1042 static int
1043 octeontx_dev_info(struct rte_eth_dev *dev,
1044                 struct rte_eth_dev_info *dev_info)
1045 {
1046         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
1047
1048         /* Autonegotiation may be disabled */
1049         dev_info->speed_capa = RTE_ETH_LINK_SPEED_FIXED;
1050         dev_info->speed_capa |= RTE_ETH_LINK_SPEED_10M | RTE_ETH_LINK_SPEED_100M |
1051                         RTE_ETH_LINK_SPEED_1G | RTE_ETH_LINK_SPEED_10G |
1052                         RTE_ETH_LINK_SPEED_40G;
1053
1054         /* Min/Max MTU supported */
1055         dev_info->min_rx_bufsize = OCCTX_MIN_FRS;
1056         dev_info->max_rx_pktlen = OCCTX_MAX_FRS;
1057         dev_info->max_mtu = dev_info->max_rx_pktlen - OCCTX_L2_OVERHEAD;
1058         dev_info->min_mtu = dev_info->min_rx_bufsize - OCCTX_L2_OVERHEAD;
1059
1060         dev_info->max_mac_addrs =
1061                                 octeontx_bgx_port_mac_entries_get(nic->port_id);
1062         dev_info->max_rx_queues = 1;
1063         dev_info->max_tx_queues = PKO_MAX_NUM_DQ;
1064         dev_info->min_rx_bufsize = 0;
1065
1066         dev_info->default_rxconf = (struct rte_eth_rxconf) {
1067                 .rx_free_thresh = 0,
1068                 .rx_drop_en = 0,
1069                 .offloads = OCTEONTX_RX_OFFLOADS,
1070         };
1071
1072         dev_info->default_txconf = (struct rte_eth_txconf) {
1073                 .tx_free_thresh = 0,
1074                 .offloads = OCTEONTX_TX_OFFLOADS,
1075         };
1076
1077         dev_info->rx_offload_capa = OCTEONTX_RX_OFFLOADS;
1078         dev_info->tx_offload_capa = OCTEONTX_TX_OFFLOADS;
1079         dev_info->rx_queue_offload_capa = OCTEONTX_RX_OFFLOADS;
1080         dev_info->tx_queue_offload_capa = OCTEONTX_TX_OFFLOADS;
1081
1082         return 0;
1083 }
1084
1085 static void
1086 octeontx_dq_info_getter(octeontx_dq_t *dq, void *out)
1087 {
1088         ((octeontx_dq_t *)out)->lmtline_va = dq->lmtline_va;
1089         ((octeontx_dq_t *)out)->ioreg_va = dq->ioreg_va;
1090         ((octeontx_dq_t *)out)->fc_status_va = dq->fc_status_va;
1091 }
1092
1093 static int
1094 octeontx_vf_start_tx_queue(struct rte_eth_dev *dev, struct octeontx_nic *nic,
1095                                 uint16_t qidx)
1096 {
1097         struct octeontx_txq *txq;
1098         int res;
1099
1100         PMD_INIT_FUNC_TRACE();
1101
1102         if (dev->data->tx_queue_state[qidx] == RTE_ETH_QUEUE_STATE_STARTED)
1103                 return 0;
1104
1105         txq = dev->data->tx_queues[qidx];
1106
1107         res = octeontx_pko_channel_query_dqs(nic->base_ochan,
1108                                                 &txq->dq,
1109                                                 sizeof(octeontx_dq_t),
1110                                                 txq->queue_id,
1111                                                 octeontx_dq_info_getter);
1112         if (res < 0) {
1113                 res = -EFAULT;
1114                 goto close_port;
1115         }
1116
1117         dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STARTED;
1118         return res;
1119
1120 close_port:
1121         (void)octeontx_port_stop(nic);
1122         octeontx_pko_channel_stop(nic->base_ochan);
1123         octeontx_pko_channel_close(nic->base_ochan);
1124         dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED;
1125         return res;
1126 }
1127
1128 int
1129 octeontx_dev_tx_queue_start(struct rte_eth_dev *dev, uint16_t qidx)
1130 {
1131         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
1132
1133         PMD_INIT_FUNC_TRACE();
1134         qidx = qidx % PKO_VF_NUM_DQ;
1135         return octeontx_vf_start_tx_queue(dev, nic, qidx);
1136 }
1137
1138 static inline int
1139 octeontx_vf_stop_tx_queue(struct rte_eth_dev *dev, struct octeontx_nic *nic,
1140                           uint16_t qidx)
1141 {
1142         int ret = 0;
1143
1144         RTE_SET_USED(nic);
1145         PMD_INIT_FUNC_TRACE();
1146
1147         if (dev->data->tx_queue_state[qidx] == RTE_ETH_QUEUE_STATE_STOPPED)
1148                 return 0;
1149
1150         dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED;
1151         return ret;
1152 }
1153
1154 int
1155 octeontx_dev_tx_queue_stop(struct rte_eth_dev *dev, uint16_t qidx)
1156 {
1157         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
1158
1159         PMD_INIT_FUNC_TRACE();
1160         qidx = qidx % PKO_VF_NUM_DQ;
1161
1162         return octeontx_vf_stop_tx_queue(dev, nic, qidx);
1163 }
1164
1165 static void
1166 octeontx_dev_tx_queue_release(struct rte_eth_dev *dev, uint16_t qid)
1167 {
1168         int res;
1169
1170         PMD_INIT_FUNC_TRACE();
1171
1172         if (dev->data->tx_queues[qid]) {
1173                 res = octeontx_dev_tx_queue_stop(dev, qid);
1174                 if (res < 0)
1175                         octeontx_log_err("failed stop tx_queue(%d)\n", qid);
1176
1177                 rte_free(dev->data->tx_queues[qid]);
1178         }
1179 }
1180
1181 static int
1182 octeontx_dev_tx_queue_setup(struct rte_eth_dev *dev, uint16_t qidx,
1183                             uint16_t nb_desc, unsigned int socket_id,
1184                             const struct rte_eth_txconf *tx_conf __rte_unused)
1185 {
1186         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
1187         struct octeontx_txq *txq = NULL;
1188         uint16_t dq_num;
1189         int res = 0;
1190
1191         RTE_SET_USED(nb_desc);
1192         RTE_SET_USED(socket_id);
1193
1194         dq_num = (nic->pko_vfid * PKO_VF_NUM_DQ) + qidx;
1195
1196         /* Socket id check */
1197         if (socket_id != (unsigned int)SOCKET_ID_ANY &&
1198                         socket_id != (unsigned int)nic->node)
1199                 PMD_TX_LOG(INFO, "socket_id expected %d, configured %d",
1200                                                 socket_id, nic->node);
1201
1202         /* Free memory prior to re-allocation if needed. */
1203         if (dev->data->tx_queues[qidx] != NULL) {
1204                 PMD_TX_LOG(DEBUG, "freeing memory prior to re-allocation %d",
1205                                 qidx);
1206                 octeontx_dev_tx_queue_release(dev, qidx);
1207                 dev->data->tx_queues[qidx] = NULL;
1208         }
1209
1210         /* Allocating tx queue data structure */
1211         txq = rte_zmalloc_socket("ethdev TX queue", sizeof(struct octeontx_txq),
1212                                  RTE_CACHE_LINE_SIZE, nic->node);
1213         if (txq == NULL) {
1214                 octeontx_log_err("failed to allocate txq=%d", qidx);
1215                 res = -ENOMEM;
1216                 goto err;
1217         }
1218
1219         txq->eth_dev = dev;
1220         txq->queue_id = dq_num;
1221         dev->data->tx_queues[qidx] = txq;
1222         dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED;
1223
1224         res = octeontx_pko_channel_query_dqs(nic->base_ochan,
1225                                                 &txq->dq,
1226                                                 sizeof(octeontx_dq_t),
1227                                                 txq->queue_id,
1228                                                 octeontx_dq_info_getter);
1229         if (res < 0) {
1230                 res = -EFAULT;
1231                 goto err;
1232         }
1233
1234         PMD_TX_LOG(DEBUG, "[%d]:[%d] txq=%p nb_desc=%d lmtline=%p ioreg_va=%p fc_status_va=%p",
1235                         qidx, txq->queue_id, txq, nb_desc, txq->dq.lmtline_va,
1236                         txq->dq.ioreg_va,
1237                         txq->dq.fc_status_va);
1238
1239         return res;
1240
1241 err:
1242         rte_free(txq);
1243
1244         return res;
1245 }
1246
1247 static int
1248 octeontx_dev_rx_queue_setup(struct rte_eth_dev *dev, uint16_t qidx,
1249                                 uint16_t nb_desc, unsigned int socket_id,
1250                                 const struct rte_eth_rxconf *rx_conf,
1251                                 struct rte_mempool *mb_pool)
1252 {
1253         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
1254         struct rte_mempool_ops *mp_ops = NULL;
1255         struct octeontx_rxq *rxq = NULL;
1256         pki_pktbuf_cfg_t pktbuf_conf;
1257         pki_hash_cfg_t pki_hash;
1258         pki_qos_cfg_t pki_qos;
1259         uintptr_t pool;
1260         int ret, port;
1261         uint16_t gaura;
1262         unsigned int ev_queues = (nic->ev_queues * nic->port_id) + qidx;
1263         unsigned int ev_ports = (nic->ev_ports * nic->port_id) + qidx;
1264
1265         RTE_SET_USED(nb_desc);
1266
1267         memset(&pktbuf_conf, 0, sizeof(pktbuf_conf));
1268         memset(&pki_hash, 0, sizeof(pki_hash));
1269         memset(&pki_qos, 0, sizeof(pki_qos));
1270
1271         mp_ops = rte_mempool_get_ops(mb_pool->ops_index);
1272         if (strcmp(mp_ops->name, "octeontx_fpavf")) {
1273                 octeontx_log_err("failed to find octeontx_fpavf mempool");
1274                 return -ENOTSUP;
1275         }
1276
1277         /* Handle forbidden configurations */
1278         if (nic->pki.classifier_enable) {
1279                 octeontx_log_err("cannot setup queue %d. "
1280                                         "Classifier option unsupported", qidx);
1281                 return -EINVAL;
1282         }
1283
1284         port = nic->port_id;
1285
1286         /* Rx deferred start is not supported */
1287         if (rx_conf->rx_deferred_start) {
1288                 octeontx_log_err("rx deferred start not supported");
1289                 return -EINVAL;
1290         }
1291
1292         /* Verify queue index */
1293         if (qidx >= dev->data->nb_rx_queues) {
1294                 octeontx_log_err("QID %d not supported (0 - %d available)\n",
1295                                 qidx, (dev->data->nb_rx_queues - 1));
1296                 return -ENOTSUP;
1297         }
1298
1299         /* Socket id check */
1300         if (socket_id != (unsigned int)SOCKET_ID_ANY &&
1301                         socket_id != (unsigned int)nic->node)
1302                 PMD_RX_LOG(INFO, "socket_id expected %d, configured %d",
1303                                                 socket_id, nic->node);
1304
1305         /* Allocating rx queue data structure */
1306         rxq = rte_zmalloc_socket("ethdev RX queue", sizeof(struct octeontx_rxq),
1307                                  RTE_CACHE_LINE_SIZE, nic->node);
1308         if (rxq == NULL) {
1309                 octeontx_log_err("failed to allocate rxq=%d", qidx);
1310                 return -ENOMEM;
1311         }
1312
1313         if (!nic->pki.initialized) {
1314                 pktbuf_conf.port_type = 0;
1315                 pki_hash.port_type = 0;
1316                 pki_qos.port_type = 0;
1317
1318                 pktbuf_conf.mmask.f_wqe_skip = 1;
1319                 pktbuf_conf.mmask.f_first_skip = 1;
1320                 pktbuf_conf.mmask.f_later_skip = 1;
1321                 pktbuf_conf.mmask.f_mbuff_size = 1;
1322                 pktbuf_conf.mmask.f_cache_mode = 1;
1323
1324                 pktbuf_conf.wqe_skip = OCTTX_PACKET_WQE_SKIP;
1325                 pktbuf_conf.first_skip = OCTTX_PACKET_FIRST_SKIP(mb_pool);
1326                 pktbuf_conf.later_skip = OCTTX_PACKET_LATER_SKIP;
1327                 pktbuf_conf.mbuff_size = (mb_pool->elt_size -
1328                                         RTE_PKTMBUF_HEADROOM -
1329                                         rte_pktmbuf_priv_size(mb_pool) -
1330                                         sizeof(struct rte_mbuf));
1331
1332                 pktbuf_conf.cache_mode = PKI_OPC_MODE_STF2_STT;
1333
1334                 ret = octeontx_pki_port_pktbuf_config(port, &pktbuf_conf);
1335                 if (ret != 0) {
1336                         octeontx_log_err("fail to configure pktbuf for port %d",
1337                                         port);
1338                         rte_free(rxq);
1339                         return ret;
1340                 }
1341                 PMD_RX_LOG(DEBUG, "Port %d Rx pktbuf configured:\n"
1342                                 "\tmbuf_size:\t0x%0x\n"
1343                                 "\twqe_skip:\t0x%0x\n"
1344                                 "\tfirst_skip:\t0x%0x\n"
1345                                 "\tlater_skip:\t0x%0x\n"
1346                                 "\tcache_mode:\t%s\n",
1347                                 port,
1348                                 pktbuf_conf.mbuff_size,
1349                                 pktbuf_conf.wqe_skip,
1350                                 pktbuf_conf.first_skip,
1351                                 pktbuf_conf.later_skip,
1352                                 (pktbuf_conf.cache_mode ==
1353                                                 PKI_OPC_MODE_STT) ?
1354                                 "STT" :
1355                                 (pktbuf_conf.cache_mode ==
1356                                                 PKI_OPC_MODE_STF) ?
1357                                 "STF" :
1358                                 (pktbuf_conf.cache_mode ==
1359                                                 PKI_OPC_MODE_STF1_STT) ?
1360                                 "STF1_STT" : "STF2_STT");
1361
1362                 if (nic->pki.hash_enable) {
1363                         pki_hash.tag_dlc = 1;
1364                         pki_hash.tag_slc = 1;
1365                         pki_hash.tag_dlf = 1;
1366                         pki_hash.tag_slf = 1;
1367                         pki_hash.tag_prt = 1;
1368                         octeontx_pki_port_hash_config(port, &pki_hash);
1369                 }
1370
1371                 pool = (uintptr_t)mb_pool->pool_id;
1372
1373                 /* Get the gaura Id */
1374                 gaura = octeontx_fpa_bufpool_gaura(pool);
1375
1376                 pki_qos.qpg_qos = PKI_QPG_QOS_NONE;
1377                 pki_qos.num_entry = 1;
1378                 pki_qos.drop_policy = 0;
1379                 pki_qos.tag_type = 0L;
1380                 pki_qos.qos_entry[0].port_add = 0;
1381                 pki_qos.qos_entry[0].gaura = gaura;
1382                 pki_qos.qos_entry[0].ggrp_ok = ev_queues;
1383                 pki_qos.qos_entry[0].ggrp_bad = ev_queues;
1384                 pki_qos.qos_entry[0].grptag_bad = 0;
1385                 pki_qos.qos_entry[0].grptag_ok = 0;
1386
1387                 ret = octeontx_pki_port_create_qos(port, &pki_qos);
1388                 if (ret < 0) {
1389                         octeontx_log_err("failed to create QOS port=%d, q=%d",
1390                                         port, qidx);
1391                         rte_free(rxq);
1392                         return ret;
1393                 }
1394                 nic->pki.initialized = true;
1395         }
1396
1397         rxq->port_id = nic->port_id;
1398         rxq->eth_dev = dev;
1399         rxq->queue_id = qidx;
1400         rxq->evdev = nic->evdev;
1401         rxq->ev_queues = ev_queues;
1402         rxq->ev_ports = ev_ports;
1403         rxq->pool = mb_pool;
1404
1405         octeontx_recheck_rx_offloads(rxq);
1406         dev->data->rx_queues[qidx] = rxq;
1407         dev->data->rx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED;
1408
1409         return 0;
1410 }
1411
1412 static void
1413 octeontx_dev_rx_queue_release(struct rte_eth_dev *dev, uint16_t qid)
1414 {
1415         rte_free(dev->data->rx_queues[qid]);
1416 }
1417
1418 static const uint32_t *
1419 octeontx_dev_supported_ptypes_get(struct rte_eth_dev *dev)
1420 {
1421         static const uint32_t ptypes[] = {
1422                 RTE_PTYPE_L3_IPV4,
1423                 RTE_PTYPE_L3_IPV4_EXT,
1424                 RTE_PTYPE_L3_IPV6,
1425                 RTE_PTYPE_L3_IPV6_EXT,
1426                 RTE_PTYPE_L4_TCP,
1427                 RTE_PTYPE_L4_UDP,
1428                 RTE_PTYPE_L4_FRAG,
1429                 RTE_PTYPE_UNKNOWN
1430         };
1431
1432         if (dev->rx_pkt_burst == octeontx_recv_pkts)
1433                 return ptypes;
1434
1435         return NULL;
1436 }
1437
1438 static int
1439 octeontx_pool_ops(struct rte_eth_dev *dev, const char *pool)
1440 {
1441         RTE_SET_USED(dev);
1442
1443         if (!strcmp(pool, "octeontx_fpavf"))
1444                 return 0;
1445
1446         return -ENOTSUP;
1447 }
1448
1449 /* Initialize and register driver with DPDK Application */
1450 static const struct eth_dev_ops octeontx_dev_ops = {
1451         .dev_configure           = octeontx_dev_configure,
1452         .dev_infos_get           = octeontx_dev_info,
1453         .dev_close               = octeontx_dev_close,
1454         .dev_start               = octeontx_dev_start,
1455         .dev_stop                = octeontx_dev_stop,
1456         .promiscuous_enable      = octeontx_dev_promisc_enable,
1457         .promiscuous_disable     = octeontx_dev_promisc_disable,
1458         .link_update             = octeontx_dev_link_update,
1459         .stats_get               = octeontx_dev_stats_get,
1460         .stats_reset             = octeontx_dev_stats_reset,
1461         .mac_addr_remove         = octeontx_dev_mac_addr_del,
1462         .mac_addr_add            = octeontx_dev_mac_addr_add,
1463         .mac_addr_set            = octeontx_dev_default_mac_addr_set,
1464         .vlan_offload_set        = octeontx_dev_vlan_offload_set,
1465         .vlan_filter_set         = octeontx_dev_vlan_filter_set,
1466         .tx_queue_start          = octeontx_dev_tx_queue_start,
1467         .tx_queue_stop           = octeontx_dev_tx_queue_stop,
1468         .tx_queue_setup          = octeontx_dev_tx_queue_setup,
1469         .tx_queue_release        = octeontx_dev_tx_queue_release,
1470         .rx_queue_setup          = octeontx_dev_rx_queue_setup,
1471         .rx_queue_release        = octeontx_dev_rx_queue_release,
1472         .dev_set_link_up          = octeontx_dev_set_link_up,
1473         .dev_set_link_down        = octeontx_dev_set_link_down,
1474         .dev_supported_ptypes_get = octeontx_dev_supported_ptypes_get,
1475         .mtu_set                 = octeontx_dev_mtu_set,
1476         .pool_ops_supported      = octeontx_pool_ops,
1477         .flow_ctrl_get           = octeontx_dev_flow_ctrl_get,
1478         .flow_ctrl_set           = octeontx_dev_flow_ctrl_set,
1479         .xstats_get              = octeontx_dev_xstats_get,
1480         .xstats_get_by_id        = octeontx_dev_xstats_get_by_id,
1481         .xstats_get_names        = octeontx_dev_xstats_get_names,
1482         .xstats_get_names_by_id  = octeontx_dev_xstats_get_names_by_id,
1483 };
1484
1485 /* Create Ethdev interface per BGX LMAC ports */
1486 static int
1487 octeontx_create(struct rte_vdev_device *dev, int port, uint8_t evdev,
1488                         int socket_id)
1489 {
1490         int res;
1491         size_t pko_vfid;
1492         char octtx_name[OCTEONTX_MAX_NAME_LEN];
1493         struct octeontx_nic *nic = NULL;
1494         struct rte_eth_dev *eth_dev = NULL;
1495         struct rte_eth_dev_data *data;
1496         const char *name = rte_vdev_device_name(dev);
1497         int max_entries;
1498
1499         PMD_INIT_FUNC_TRACE();
1500
1501         sprintf(octtx_name, "%s_%d", name, port);
1502         if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
1503                 eth_dev = rte_eth_dev_attach_secondary(octtx_name);
1504                 if (eth_dev == NULL)
1505                         return -ENODEV;
1506
1507                 eth_dev->dev_ops = &octeontx_dev_ops;
1508                 eth_dev->device = &dev->device;
1509                 octeontx_set_tx_function(eth_dev);
1510                 eth_dev->rx_pkt_burst = octeontx_recv_pkts;
1511                 rte_eth_dev_probing_finish(eth_dev);
1512                 return 0;
1513         }
1514
1515         /* Reserve an ethdev entry */
1516         eth_dev = rte_eth_dev_allocate(octtx_name);
1517         if (eth_dev == NULL) {
1518                 octeontx_log_err("failed to allocate rte_eth_dev");
1519                 res = -ENOMEM;
1520                 goto err;
1521         }
1522         data = eth_dev->data;
1523
1524         nic = rte_zmalloc_socket(octtx_name, sizeof(*nic), 0, socket_id);
1525         if (nic == NULL) {
1526                 octeontx_log_err("failed to allocate nic structure");
1527                 res = -ENOMEM;
1528                 goto err;
1529         }
1530         data->dev_private = nic;
1531         pko_vfid = octeontx_pko_get_vfid();
1532
1533         if (pko_vfid == SIZE_MAX) {
1534                 octeontx_log_err("failed to get pko vfid");
1535                 res = -ENODEV;
1536                 goto err;
1537         }
1538
1539         nic->pko_vfid = pko_vfid;
1540         nic->port_id = port;
1541         nic->evdev = evdev;
1542         __atomic_add_fetch(&evdev_refcnt, 1, __ATOMIC_ACQUIRE);
1543
1544         res = octeontx_port_open(nic);
1545         if (res < 0)
1546                 goto err;
1547
1548         /* Rx side port configuration */
1549         res = octeontx_pki_port_open(port);
1550         if (res != 0) {
1551                 octeontx_log_err("failed to open PKI port %d", port);
1552                 res = -ENODEV;
1553                 goto err;
1554         }
1555
1556         eth_dev->device = &dev->device;
1557         eth_dev->intr_handle = NULL;
1558         eth_dev->data->numa_node = dev->device.numa_node;
1559
1560         data->port_id = eth_dev->data->port_id;
1561
1562         nic->ev_queues = 1;
1563         nic->ev_ports = 1;
1564         nic->print_flag = -1;
1565         nic->reconfigure = false;
1566
1567         data->dev_link.link_status = RTE_ETH_LINK_DOWN;
1568         data->dev_started = 0;
1569         data->promiscuous = 0;
1570         data->all_multicast = 0;
1571         data->scattered_rx = 0;
1572
1573         /* Get maximum number of supported MAC entries */
1574         max_entries = octeontx_bgx_port_mac_entries_get(nic->port_id);
1575         if (max_entries < 0) {
1576                 octeontx_log_err("Failed to get max entries for mac addr");
1577                 res = -ENOTSUP;
1578                 goto err;
1579         }
1580
1581         data->mac_addrs = rte_zmalloc_socket(octtx_name, max_entries *
1582                                              RTE_ETHER_ADDR_LEN, 0,
1583                                                         socket_id);
1584         if (data->mac_addrs == NULL) {
1585                 octeontx_log_err("failed to allocate memory for mac_addrs");
1586                 res = -ENOMEM;
1587                 goto err;
1588         }
1589
1590         eth_dev->dev_ops = &octeontx_dev_ops;
1591
1592         /* Finally save ethdev pointer to the NIC structure */
1593         nic->dev = eth_dev;
1594
1595         if (nic->port_id != data->port_id) {
1596                 octeontx_log_err("eth_dev->port_id (%d) is diff to orig (%d)",
1597                                 data->port_id, nic->port_id);
1598                 res = -EINVAL;
1599                 goto free_mac_addrs;
1600         }
1601
1602         res = rte_eal_alarm_set(OCCTX_INTR_POLL_INTERVAL_MS * 1000,
1603                                 octeontx_link_status_poll, nic);
1604         if (res) {
1605                 octeontx_log_err("Failed to start link polling alarm");
1606                 goto err;
1607         }
1608
1609         /* Update port_id mac to eth_dev */
1610         memcpy(data->mac_addrs, nic->mac_addr, RTE_ETHER_ADDR_LEN);
1611
1612         /* Update same mac address to BGX CAM table at index 0 */
1613         octeontx_bgx_port_mac_add(nic->port_id, nic->mac_addr, 0);
1614
1615         res = octeontx_dev_flow_ctrl_init(eth_dev);
1616         if (res < 0)
1617                 goto err;
1618
1619         PMD_INIT_LOG(DEBUG, "ethdev info: ");
1620         PMD_INIT_LOG(DEBUG, "port %d, port_ena %d ochan %d num_ochan %d tx_q %d",
1621                                 nic->port_id, nic->port_ena,
1622                                 nic->base_ochan, nic->num_ochans,
1623                                 nic->num_tx_queues);
1624         PMD_INIT_LOG(DEBUG, "speed %d mtu %d", nic->speed, nic->bgx_mtu);
1625
1626         rte_octeontx_pchan_map[(nic->base_ochan >> 8) & 0x7]
1627                 [(nic->base_ochan >> 4) & 0xF] = data->port_id;
1628
1629         rte_eth_dev_probing_finish(eth_dev);
1630         return data->port_id;
1631
1632 free_mac_addrs:
1633         rte_free(data->mac_addrs);
1634         data->mac_addrs = NULL;
1635 err:
1636         if (nic)
1637                 octeontx_port_close(nic);
1638
1639         rte_eth_dev_release_port(eth_dev);
1640
1641         return res;
1642 }
1643
1644 /* Un initialize octeontx device */
1645 static int
1646 octeontx_remove(struct rte_vdev_device *dev)
1647 {
1648         char octtx_name[OCTEONTX_MAX_NAME_LEN];
1649         struct rte_eth_dev *eth_dev = NULL;
1650         struct octeontx_nic *nic = NULL;
1651         int i;
1652
1653         if (dev == NULL)
1654                 return -EINVAL;
1655
1656         for (i = 0; i < OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT; i++) {
1657                 sprintf(octtx_name, "eth_octeontx_%d", i);
1658
1659                 eth_dev = rte_eth_dev_allocated(octtx_name);
1660                 if (eth_dev == NULL)
1661                         continue; /* port already released */
1662
1663                 if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
1664                         rte_eth_dev_release_port(eth_dev);
1665                         continue;
1666                 }
1667
1668                 nic = octeontx_pmd_priv(eth_dev);
1669                 rte_event_dev_stop(nic->evdev);
1670                 PMD_INIT_LOG(INFO, "Closing octeontx device %s", octtx_name);
1671                 octeontx_dev_close(eth_dev);
1672                 rte_eth_dev_release_port(eth_dev);
1673         }
1674
1675         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
1676                 return 0;
1677
1678         /* Free FC resource */
1679         octeontx_pko_fc_free();
1680
1681         return 0;
1682 }
1683
1684 /* Initialize octeontx device */
1685 static int
1686 octeontx_probe(struct rte_vdev_device *dev)
1687 {
1688         const char *dev_name;
1689         static int probe_once;
1690         uint8_t socket_id, qlist;
1691         int tx_vfcnt, port_id, evdev, qnum, pnum, res, i;
1692         struct rte_event_dev_config dev_conf;
1693         const char *eventdev_name = "event_octeontx";
1694         struct rte_event_dev_info info;
1695         struct rte_eth_dev *eth_dev;
1696
1697         struct octeontx_vdev_init_params init_params = {
1698                 OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT
1699         };
1700
1701         dev_name = rte_vdev_device_name(dev);
1702
1703         if (rte_eal_process_type() == RTE_PROC_SECONDARY &&
1704             strlen(rte_vdev_device_args(dev)) == 0) {
1705                 eth_dev = rte_eth_dev_attach_secondary(dev_name);
1706                 if (!eth_dev) {
1707                         PMD_INIT_LOG(ERR, "Failed to probe %s", dev_name);
1708                         return -1;
1709                 }
1710                 /* TODO: request info from primary to set up Rx and Tx */
1711                 eth_dev->dev_ops = &octeontx_dev_ops;
1712                 eth_dev->device = &dev->device;
1713                 rte_eth_dev_probing_finish(eth_dev);
1714                 return 0;
1715         }
1716
1717         res = octeontx_parse_vdev_init_params(&init_params, dev);
1718         if (res < 0)
1719                 return -EINVAL;
1720
1721         if (init_params.nr_port > OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT) {
1722                 octeontx_log_err("nr_port (%d) > max (%d)", init_params.nr_port,
1723                                 OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT);
1724                 return -ENOTSUP;
1725         }
1726
1727         PMD_INIT_LOG(DEBUG, "initializing %s pmd", dev_name);
1728
1729         socket_id = rte_socket_id();
1730
1731         tx_vfcnt = octeontx_pko_vf_count();
1732
1733         if (tx_vfcnt < init_params.nr_port) {
1734                 octeontx_log_err("not enough PKO (%d) for port number (%d)",
1735                                 tx_vfcnt, init_params.nr_port);
1736                 return -EINVAL;
1737         }
1738         evdev = rte_event_dev_get_dev_id(eventdev_name);
1739         if (evdev < 0) {
1740                 octeontx_log_err("eventdev %s not found", eventdev_name);
1741                 return -ENODEV;
1742         }
1743
1744         res = rte_event_dev_info_get(evdev, &info);
1745         if (res < 0) {
1746                 octeontx_log_err("failed to eventdev info %d", res);
1747                 return -EINVAL;
1748         }
1749
1750         PMD_INIT_LOG(DEBUG, "max_queue %d max_port %d",
1751                         info.max_event_queues, info.max_event_ports);
1752
1753         if (octeontx_pko_init_fc(tx_vfcnt))
1754                 return -ENOMEM;
1755
1756         devconf_set_default_sane_values(&dev_conf, &info);
1757         res = rte_event_dev_configure(evdev, &dev_conf);
1758         if (res < 0)
1759                 goto parse_error;
1760
1761         rte_event_dev_attr_get(evdev, RTE_EVENT_DEV_ATTR_PORT_COUNT,
1762                         (uint32_t *)&pnum);
1763         rte_event_dev_attr_get(evdev, RTE_EVENT_DEV_ATTR_QUEUE_COUNT,
1764                         (uint32_t *)&qnum);
1765         if (pnum < qnum) {
1766                 octeontx_log_err("too few event ports (%d) for event_q(%d)",
1767                                 pnum, qnum);
1768                 res = -EINVAL;
1769                 goto parse_error;
1770         }
1771
1772         /* Enable all queues available */
1773         for (i = 0; i < qnum; i++) {
1774                 res = rte_event_queue_setup(evdev, i, NULL);
1775                 if (res < 0) {
1776                         octeontx_log_err("failed to setup event_q(%d): res %d",
1777                                         i, res);
1778                         goto parse_error;
1779                 }
1780         }
1781
1782         /* Enable all ports available */
1783         for (i = 0; i < pnum; i++) {
1784                 res = rte_event_port_setup(evdev, i, NULL);
1785                 if (res < 0) {
1786                         res = -ENODEV;
1787                         octeontx_log_err("failed to setup ev port(%d) res=%d",
1788                                                 i, res);
1789                         goto parse_error;
1790                 }
1791         }
1792
1793         __atomic_store_n(&evdev_refcnt, 0, __ATOMIC_RELEASE);
1794         /*
1795          * Do 1:1 links for ports & queues. All queues would be mapped to
1796          * one port. If there are more ports than queues, then some ports
1797          * won't be linked to any queue.
1798          */
1799         for (i = 0; i < qnum; i++) {
1800                 /* Link one queue to one event port */
1801                 qlist = i;
1802                 res = rte_event_port_link(evdev, i, &qlist, NULL, 1);
1803                 if (res < 0) {
1804                         res = -ENODEV;
1805                         octeontx_log_err("failed to link port (%d): res=%d",
1806                                         i, res);
1807                         goto parse_error;
1808                 }
1809         }
1810
1811         /* Create ethdev interface */
1812         for (i = 0; i < init_params.nr_port; i++) {
1813                 port_id = octeontx_create(dev, i, evdev, socket_id);
1814                 if (port_id < 0) {
1815                         octeontx_log_err("failed to create device %s",
1816                                         dev_name);
1817                         res = -ENODEV;
1818                         goto parse_error;
1819                 }
1820
1821                 PMD_INIT_LOG(INFO, "created ethdev %s for port %d", dev_name,
1822                                         port_id);
1823         }
1824
1825         if (probe_once) {
1826                 octeontx_log_err("interface %s not supported", dev_name);
1827                 octeontx_remove(dev);
1828                 res = -ENOTSUP;
1829                 goto parse_error;
1830         }
1831         rte_mbuf_set_platform_mempool_ops("octeontx_fpavf");
1832         probe_once = 1;
1833
1834         return 0;
1835
1836 parse_error:
1837         octeontx_pko_fc_free();
1838         return res;
1839 }
1840
1841 static struct rte_vdev_driver octeontx_pmd_drv = {
1842         .probe = octeontx_probe,
1843         .remove = octeontx_remove,
1844 };
1845
1846 RTE_PMD_REGISTER_VDEV(OCTEONTX_PMD, octeontx_pmd_drv);
1847 RTE_PMD_REGISTER_ALIAS(OCTEONTX_PMD, eth_octeontx);
1848 RTE_PMD_REGISTER_PARAM_STRING(OCTEONTX_PMD, "nr_port=<int> ");