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_bus_vdev.h>
  15 #include <rte_cycles.h>
  16 #include <rte_debug.h>
  17 #include <rte_devargs.h>
  18 #include <rte_dev.h>
  19 #include <rte_kvargs.h>
  20 #include <rte_malloc.h>
  21 #include <rte_mbuf_pool_ops.h>
  22 #include <rte_prefetch.h>
  23
  24 #include "octeontx_ethdev.h"
  25 #include "octeontx_rxtx.h"
  26 #include "octeontx_logs.h"
  27
  28 struct evdev_priv_data {
  29         OFFLOAD_FLAGS; /*Sequence should not be changed */
  30 } __rte_cache_aligned;
  31
  32 struct octeontx_vdev_init_params {
  33         uint8_t nr_port;
  34 };
  35
  36 uint16_t
  37 rte_octeontx_pchan_map[OCTEONTX_MAX_BGX_PORTS][OCTEONTX_MAX_LMAC_PER_BGX];
  38
  39 enum octeontx_link_speed {
  40         OCTEONTX_LINK_SPEED_SGMII,
  41         OCTEONTX_LINK_SPEED_XAUI,
  42         OCTEONTX_LINK_SPEED_RXAUI,
  43         OCTEONTX_LINK_SPEED_10G_R,
  44         OCTEONTX_LINK_SPEED_40G_R,
  45         OCTEONTX_LINK_SPEED_RESERVE1,
  46         OCTEONTX_LINK_SPEED_QSGMII,
  47         OCTEONTX_LINK_SPEED_RESERVE2
  48 };
  49
  50 int otx_net_logtype_mbox;
  51 int otx_net_logtype_init;
  52 int otx_net_logtype_driver;
  53
  54 RTE_INIT(otx_net_init_log)
  55 {
  56         otx_net_logtype_mbox = rte_log_register("pmd.net.octeontx.mbox");
  57         if (otx_net_logtype_mbox >= 0)
  58                 rte_log_set_level(otx_net_logtype_mbox, RTE_LOG_NOTICE);
  59
  60         otx_net_logtype_init = rte_log_register("pmd.net.octeontx.init");
  61         if (otx_net_logtype_init >= 0)
  62                 rte_log_set_level(otx_net_logtype_init, RTE_LOG_NOTICE);
  63
  64         otx_net_logtype_driver = rte_log_register("pmd.net.octeontx.driver");
  65         if (otx_net_logtype_driver >= 0)
  66                 rte_log_set_level(otx_net_logtype_driver, RTE_LOG_NOTICE);
  67 }
  68
  69 /* Parse integer from integer argument */
  70 static int
  71 parse_integer_arg(const char *key __rte_unused,
  72                 const char *value, void *extra_args)
  73 {
  74         int *i = (int *)extra_args;
  75
  76         *i = atoi(value);
  77         if (*i < 0) {
  78                 octeontx_log_err("argument has to be positive.");
  79                 return -1;
  80         }
  81
  82         return 0;
  83 }
  84
  85 static int
  86 octeontx_parse_vdev_init_params(struct octeontx_vdev_init_params *params,
  87                                 struct rte_vdev_device *dev)
  88 {
  89         struct rte_kvargs *kvlist = NULL;
  90         int ret = 0;
  91
  92         static const char * const octeontx_vdev_valid_params[] = {
  93                 OCTEONTX_VDEV_NR_PORT_ARG,
  94                 NULL
  95         };
  96
  97         const char *input_args = rte_vdev_device_args(dev);
  98         if (params == NULL)
  99                 return -EINVAL;
 100
 101
 102         if (input_args) {
 103                 kvlist = rte_kvargs_parse(input_args,
 104                                 octeontx_vdev_valid_params);
 105                 if (kvlist == NULL)
 106                         return -1;
 107
 108                 ret = rte_kvargs_process(kvlist,
 109                                         OCTEONTX_VDEV_NR_PORT_ARG,
 110                                         &parse_integer_arg,
 111                                         &params->nr_port);
 112                 if (ret < 0)
 113                         goto free_kvlist;
 114         }
 115
 116 free_kvlist:
 117         rte_kvargs_free(kvlist);
 118         return ret;
 119 }
 120
 121 static int
 122 octeontx_port_open(struct octeontx_nic *nic)
 123 {
 124         octeontx_mbox_bgx_port_conf_t bgx_port_conf;
 125         octeontx_mbox_bgx_port_fifo_cfg_t fifo_cfg;
 126         int res;
 127
 128         res = 0;
 129         memset(&bgx_port_conf, 0x0, sizeof(bgx_port_conf));
 130         PMD_INIT_FUNC_TRACE();
 131
 132         res = octeontx_bgx_port_open(nic->port_id, &bgx_port_conf);
 133         if (res < 0) {
 134                 octeontx_log_err("failed to open port %d", res);
 135                 return res;
 136         }
 137
 138         nic->node = bgx_port_conf.node;
 139         nic->port_ena = bgx_port_conf.enable;
 140         nic->base_ichan = bgx_port_conf.base_chan;
 141         nic->base_ochan = bgx_port_conf.base_chan;
 142         nic->num_ichans = bgx_port_conf.num_chans;
 143         nic->num_ochans = bgx_port_conf.num_chans;
 144         nic->bgx_mtu = bgx_port_conf.mtu;
 145         nic->bpen = bgx_port_conf.bpen;
 146         nic->fcs_strip = bgx_port_conf.fcs_strip;
 147         nic->bcast_mode = bgx_port_conf.bcast_mode;
 148         nic->mcast_mode = bgx_port_conf.mcast_mode;
 149         nic->speed      = bgx_port_conf.mode;
 150
 151         memset(&fifo_cfg, 0x0, sizeof(fifo_cfg));
 152
 153         res = octeontx_bgx_port_get_fifo_cfg(nic->port_id, &fifo_cfg);
 154         if (res < 0) {
 155                 octeontx_log_err("failed to get port %d fifo cfg", res);
 156                 return res;
 157         }
 158
 159         nic->fc.rx_fifosz = fifo_cfg.rx_fifosz;
 160
 161         memcpy(&nic->mac_addr[0], &bgx_port_conf.macaddr[0],
 162                 RTE_ETHER_ADDR_LEN);
 163
 164         octeontx_log_dbg("port opened %d", nic->port_id);
 165         return res;
 166 }
 167
 168 static void
 169 octeontx_link_status_print(struct rte_eth_dev *eth_dev,
 170                            struct rte_eth_link *link)
 171 {
 172         if (link && link->link_status)
 173                 octeontx_log_info("Port %u: Link Up - speed %u Mbps - %s",
 174                           (eth_dev->data->port_id),
 175                           link->link_speed,
 176                           link->link_duplex == ETH_LINK_FULL_DUPLEX ?
 177                           "full-duplex" : "half-duplex");
 178         else
 179                 octeontx_log_info("Port %d: Link Down",
 180                                   (int)(eth_dev->data->port_id));
 181 }
 182
 183 static void
 184 octeontx_link_status_update(struct octeontx_nic *nic,
 185                          struct rte_eth_link *link)
 186 {
 187         memset(link, 0, sizeof(*link));
 188
 189         link->link_status = nic->link_up ? ETH_LINK_UP : ETH_LINK_DOWN;
 190
 191         switch (nic->speed) {
 192         case OCTEONTX_LINK_SPEED_SGMII:
 193                 link->link_speed = ETH_SPEED_NUM_1G;
 194                 break;
 195
 196         case OCTEONTX_LINK_SPEED_XAUI:
 197                 link->link_speed = ETH_SPEED_NUM_10G;
 198                 break;
 199
 200         case OCTEONTX_LINK_SPEED_RXAUI:
 201         case OCTEONTX_LINK_SPEED_10G_R:
 202                 link->link_speed = ETH_SPEED_NUM_10G;
 203                 break;
 204         case OCTEONTX_LINK_SPEED_QSGMII:
 205                 link->link_speed = ETH_SPEED_NUM_5G;
 206                 break;
 207         case OCTEONTX_LINK_SPEED_40G_R:
 208                 link->link_speed = ETH_SPEED_NUM_40G;
 209                 break;
 210
 211         case OCTEONTX_LINK_SPEED_RESERVE1:
 212         case OCTEONTX_LINK_SPEED_RESERVE2:
 213         default:
 214                 link->link_speed = ETH_SPEED_NUM_NONE;
 215                 octeontx_log_err("incorrect link speed %d", nic->speed);
 216                 break;
 217         }
 218
 219         link->link_duplex = ETH_LINK_FULL_DUPLEX;
 220         link->link_autoneg = ETH_LINK_AUTONEG;
 221 }
 222
 223 static void
 224 octeontx_link_status_poll(void *arg)
 225 {
 226         struct octeontx_nic *nic = arg;
 227         struct rte_eth_link link;
 228         struct rte_eth_dev *dev;
 229         int res;
 230
 231         PMD_INIT_FUNC_TRACE();
 232
 233         dev = nic->dev;
 234
 235         res = octeontx_bgx_port_link_status(nic->port_id);
 236         if (res < 0) {
 237                 octeontx_log_err("Failed to get port %d link status",
 238                                 nic->port_id);
 239         } else {
 240                 if (nic->link_up != (uint8_t)res) {
 241                         nic->link_up = (uint8_t)res;
 242                         octeontx_link_status_update(nic, &link);
 243                         octeontx_link_status_print(dev, &link);
 244                         rte_eth_linkstatus_set(dev, &link);
 245                         _rte_eth_dev_callback_process(dev,
 246                                                       RTE_ETH_EVENT_INTR_LSC,
 247                                                       NULL);
 248                 }
 249         }
 250
 251         res = rte_eal_alarm_set(OCCTX_INTR_POLL_INTERVAL_MS * 1000,
 252                                 octeontx_link_status_poll, nic);
 253         if (res < 0)
 254                 octeontx_log_err("Failed to restart alarm for port %d, err: %d",
 255                                 nic->port_id, res);
 256 }
 257
 258 static void
 259 octeontx_port_close(struct octeontx_nic *nic)
 260 {
 261         PMD_INIT_FUNC_TRACE();
 262
 263         rte_eal_alarm_cancel(octeontx_link_status_poll, nic);
 264         octeontx_bgx_port_close(nic->port_id);
 265         octeontx_log_dbg("port closed %d", nic->port_id);
 266 }
 267
 268 static int
 269 octeontx_port_start(struct octeontx_nic *nic)
 270 {
 271         PMD_INIT_FUNC_TRACE();
 272
 273         return octeontx_bgx_port_start(nic->port_id);
 274 }
 275
 276 static int
 277 octeontx_port_stop(struct octeontx_nic *nic)
 278 {
 279         PMD_INIT_FUNC_TRACE();
 280
 281         return octeontx_bgx_port_stop(nic->port_id);
 282 }
 283
 284 static int
 285 octeontx_port_promisc_set(struct octeontx_nic *nic, int en)
 286 {
 287         struct rte_eth_dev *dev;
 288         int res;
 289
 290         res = 0;
 291         PMD_INIT_FUNC_TRACE();
 292         dev = nic->dev;
 293
 294         res = octeontx_bgx_port_promisc_set(nic->port_id, en);
 295         if (res < 0) {
 296                 octeontx_log_err("failed to set promiscuous mode %d",
 297                                 nic->port_id);
 298                 return res;
 299         }
 300
 301         /* Set proper flag for the mode */
 302         dev->data->promiscuous = (en != 0) ? 1 : 0;
 303
 304         octeontx_log_dbg("port %d : promiscuous mode %s",
 305                         nic->port_id, en ? "set" : "unset");
 306
 307         return 0;
 308 }
 309
 310 static int
 311 octeontx_port_stats(struct octeontx_nic *nic, struct rte_eth_stats *stats)
 312 {
 313         octeontx_mbox_bgx_port_stats_t bgx_stats;
 314         int res;
 315
 316         PMD_INIT_FUNC_TRACE();
 317
 318         res = octeontx_bgx_port_stats(nic->port_id, &bgx_stats);
 319         if (res < 0) {
 320                 octeontx_log_err("failed to get port stats %d", nic->port_id);
 321                 return res;
 322         }
 323
 324         stats->ipackets = bgx_stats.rx_packets;
 325         stats->ibytes = bgx_stats.rx_bytes;
 326         stats->imissed = bgx_stats.rx_dropped;
 327         stats->ierrors = bgx_stats.rx_errors;
 328         stats->opackets = bgx_stats.tx_packets;
 329         stats->obytes = bgx_stats.tx_bytes;
 330         stats->oerrors = bgx_stats.tx_errors;
 331
 332         octeontx_log_dbg("port%d stats inpkts=%" PRIx64 " outpkts=%" PRIx64 "",
 333                         nic->port_id, stats->ipackets, stats->opackets);
 334
 335         return 0;
 336 }
 337
 338 static int
 339 octeontx_port_stats_clr(struct octeontx_nic *nic)
 340 {
 341         PMD_INIT_FUNC_TRACE();
 342
 343         return octeontx_bgx_port_stats_clr(nic->port_id);
 344 }
 345
 346 static inline void
 347 devconf_set_default_sane_values(struct rte_event_dev_config *dev_conf,
 348                                 struct rte_event_dev_info *info)
 349 {
 350         memset(dev_conf, 0, sizeof(struct rte_event_dev_config));
 351         dev_conf->dequeue_timeout_ns = info->min_dequeue_timeout_ns;
 352
 353         dev_conf->nb_event_ports = info->max_event_ports;
 354         dev_conf->nb_event_queues = info->max_event_queues;
 355
 356         dev_conf->nb_event_queue_flows = info->max_event_queue_flows;
 357         dev_conf->nb_event_port_dequeue_depth =
 358                         info->max_event_port_dequeue_depth;
 359         dev_conf->nb_event_port_enqueue_depth =
 360                         info->max_event_port_enqueue_depth;
 361         dev_conf->nb_event_port_enqueue_depth =
 362                         info->max_event_port_enqueue_depth;
 363         dev_conf->nb_events_limit =
 364                         info->max_num_events;
 365 }
 366
 367 static uint16_t
 368 octeontx_tx_offload_flags(struct rte_eth_dev *eth_dev)
 369 {
 370         struct octeontx_nic *nic = octeontx_pmd_priv(eth_dev);
 371         uint16_t flags = 0;
 372
 373         if (nic->tx_offloads & DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM ||
 374             nic->tx_offloads & DEV_TX_OFFLOAD_OUTER_UDP_CKSUM)
 375                 flags |= OCCTX_TX_OFFLOAD_OL3_OL4_CSUM_F;
 376
 377         if (nic->tx_offloads & DEV_TX_OFFLOAD_IPV4_CKSUM ||
 378             nic->tx_offloads & DEV_TX_OFFLOAD_TCP_CKSUM ||
 379             nic->tx_offloads & DEV_TX_OFFLOAD_UDP_CKSUM ||
 380             nic->tx_offloads & DEV_TX_OFFLOAD_SCTP_CKSUM)
 381                 flags |= OCCTX_TX_OFFLOAD_L3_L4_CSUM_F;
 382
 383         if (!(nic->tx_offloads & DEV_TX_OFFLOAD_MBUF_FAST_FREE))
 384                 flags |= OCCTX_TX_OFFLOAD_MBUF_NOFF_F;
 385
 386         if (nic->tx_offloads & DEV_TX_OFFLOAD_MULTI_SEGS)
 387                 flags |= OCCTX_TX_MULTI_SEG_F;
 388
 389         return flags;
 390 }
 391
 392 static uint16_t
 393 octeontx_rx_offload_flags(struct rte_eth_dev *eth_dev)
 394 {
 395         struct octeontx_nic *nic = octeontx_pmd_priv(eth_dev);
 396         uint16_t flags = 0;
 397
 398         if (nic->rx_offloads & (DEV_RX_OFFLOAD_TCP_CKSUM |
 399                          DEV_RX_OFFLOAD_UDP_CKSUM))
 400                 flags |= OCCTX_RX_OFFLOAD_CSUM_F;
 401
 402         if (nic->rx_offloads & (DEV_RX_OFFLOAD_IPV4_CKSUM |
 403                                 DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM))
 404                 flags |= OCCTX_RX_OFFLOAD_CSUM_F;
 405
 406         if (nic->rx_offloads & DEV_RX_OFFLOAD_SCATTER) {
 407                 flags |= OCCTX_RX_MULTI_SEG_F;
 408                 eth_dev->data->scattered_rx = 1;
 409                 /* If scatter mode is enabled, TX should also be in multi
 410                  * seg mode, else memory leak will occur
 411                  */
 412                 nic->tx_offloads |= DEV_TX_OFFLOAD_MULTI_SEGS;
 413         }
 414
 415         return flags;
 416 }
 417
 418 static int
 419 octeontx_dev_configure(struct rte_eth_dev *dev)
 420 {
 421         struct rte_eth_dev_data *data = dev->data;
 422         struct rte_eth_conf *conf = &data->dev_conf;
 423         struct rte_eth_rxmode *rxmode = &conf->rxmode;
 424         struct rte_eth_txmode *txmode = &conf->txmode;
 425         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 426         int ret;
 427
 428         PMD_INIT_FUNC_TRACE();
 429         RTE_SET_USED(conf);
 430
 431         if (!rte_eal_has_hugepages()) {
 432                 octeontx_log_err("huge page is not configured");
 433                 return -EINVAL;
 434         }
 435
 436         if (txmode->mq_mode) {
 437                 octeontx_log_err("tx mq_mode DCB or VMDq not supported");
 438                 return -EINVAL;
 439         }
 440
 441         if (rxmode->mq_mode != ETH_MQ_RX_NONE &&
 442                 rxmode->mq_mode != ETH_MQ_RX_RSS) {
 443                 octeontx_log_err("unsupported rx qmode %d", rxmode->mq_mode);
 444                 return -EINVAL;
 445         }
 446
 447         if (!(txmode->offloads & DEV_TX_OFFLOAD_MT_LOCKFREE)) {
 448                 PMD_INIT_LOG(NOTICE, "cant disable lockfree tx");
 449                 txmode->offloads |= DEV_TX_OFFLOAD_MT_LOCKFREE;
 450         }
 451
 452         if (conf->link_speeds & ETH_LINK_SPEED_FIXED) {
 453                 octeontx_log_err("setting link speed/duplex not supported");
 454                 return -EINVAL;
 455         }
 456
 457         if (conf->dcb_capability_en) {
 458                 octeontx_log_err("DCB enable not supported");
 459                 return -EINVAL;
 460         }
 461
 462         if (conf->fdir_conf.mode != RTE_FDIR_MODE_NONE) {
 463                 octeontx_log_err("flow director not supported");
 464                 return -EINVAL;
 465         }
 466
 467         nic->num_tx_queues = dev->data->nb_tx_queues;
 468
 469         ret = octeontx_pko_channel_open(nic->pko_vfid * PKO_VF_NUM_DQ,
 470                                         nic->num_tx_queues,
 471                                         nic->base_ochan);
 472         if (ret) {
 473                 octeontx_log_err("failed to open channel %d no-of-txq %d",
 474                            nic->base_ochan, nic->num_tx_queues);
 475                 return -EFAULT;
 476         }
 477
 478         ret = octeontx_dev_vlan_offload_init(dev);
 479         if (ret) {
 480                 octeontx_log_err("failed to initialize vlan offload");
 481                 return -EFAULT;
 482         }
 483
 484         nic->pki.classifier_enable = false;
 485         nic->pki.hash_enable = true;
 486         nic->pki.initialized = false;
 487
 488         nic->rx_offloads |= rxmode->offloads;
 489         nic->tx_offloads |= txmode->offloads;
 490         nic->rx_offload_flags |= octeontx_rx_offload_flags(dev);
 491         nic->tx_offload_flags |= octeontx_tx_offload_flags(dev);
 492
 493         return 0;
 494 }
 495
 496 static void
 497 octeontx_dev_close(struct rte_eth_dev *dev)
 498 {
 499         struct octeontx_txq *txq = NULL;
 500         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 501         unsigned int i;
 502         int ret;
 503
 504         PMD_INIT_FUNC_TRACE();
 505
 506         rte_event_dev_close(nic->evdev);
 507
 508         octeontx_dev_flow_ctrl_fini(dev);
 509
 510         octeontx_dev_vlan_offload_fini(dev);
 511
 512         ret = octeontx_pko_channel_close(nic->base_ochan);
 513         if (ret < 0) {
 514                 octeontx_log_err("failed to close channel %d VF%d %d %d",
 515                              nic->base_ochan, nic->port_id, nic->num_tx_queues,
 516                              ret);
 517         }
 518         /* Free txq resources for this port */
 519         for (i = 0; i < nic->num_tx_queues; i++) {
 520                 txq = dev->data->tx_queues[i];
 521                 if (!txq)
 522                         continue;
 523
 524                 rte_free(txq);
 525         }
 526
 527         /* Free MAC address table */
 528         rte_free(dev->data->mac_addrs);
 529         dev->data->mac_addrs = NULL;
 530
 531         octeontx_port_close(nic);
 532
 533         dev->tx_pkt_burst = NULL;
 534         dev->rx_pkt_burst = NULL;
 535 }
 536
 537 static int
 538 octeontx_dev_mtu_set(struct rte_eth_dev *eth_dev, uint16_t mtu)
 539 {
 540         uint32_t buffsz, frame_size = mtu + OCCTX_L2_OVERHEAD;
 541         struct octeontx_nic *nic = octeontx_pmd_priv(eth_dev);
 542         struct rte_eth_dev_data *data = eth_dev->data;
 543         int rc = 0;
 544
 545         /* Check if MTU is within the allowed range */
 546         if (frame_size < OCCTX_MIN_FRS || frame_size > OCCTX_MAX_FRS)
 547                 return -EINVAL;
 548
 549         buffsz = data->min_rx_buf_size - RTE_PKTMBUF_HEADROOM;
 550
 551         /* Refuse MTU that requires the support of scattered packets
 552          * when this feature has not been enabled before.
 553          */
 554         if (data->dev_started && frame_size > buffsz &&
 555             !(nic->rx_offloads & DEV_RX_OFFLOAD_SCATTER)) {
 556                 octeontx_log_err("Scatter mode is disabled");
 557                 return -EINVAL;
 558         }
 559
 560         /* Check <seg size> * <max_seg>  >= max_frame */
 561         if ((nic->rx_offloads & DEV_RX_OFFLOAD_SCATTER) &&
 562             (frame_size > buffsz * OCCTX_RX_NB_SEG_MAX))
 563                 return -EINVAL;
 564
 565         rc = octeontx_pko_send_mtu(nic->port_id, frame_size);
 566         if (rc)
 567                 return rc;
 568
 569         rc = octeontx_bgx_port_mtu_set(nic->port_id, frame_size);
 570         if (rc)
 571                 return rc;
 572
 573         if (frame_size > RTE_ETHER_MAX_LEN)
 574                 nic->rx_offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME;
 575         else
 576                 nic->rx_offloads &= ~DEV_RX_OFFLOAD_JUMBO_FRAME;
 577
 578         /* Update max_rx_pkt_len */
 579         data->dev_conf.rxmode.max_rx_pkt_len = frame_size;
 580         octeontx_log_info("Received pkt beyond  maxlen %d will be dropped",
 581                           frame_size);
 582
 583         return rc;
 584 }
 585
 586 static int
 587 octeontx_recheck_rx_offloads(struct octeontx_rxq *rxq)
 588 {
 589         struct rte_eth_dev *eth_dev = rxq->eth_dev;
 590         struct octeontx_nic *nic = octeontx_pmd_priv(eth_dev);
 591         struct rte_eth_dev_data *data = eth_dev->data;
 592         struct rte_pktmbuf_pool_private *mbp_priv;
 593         struct evdev_priv_data *evdev_priv;
 594         struct rte_eventdev *dev;
 595         uint32_t buffsz;
 596
 597         /* Get rx buffer size */
 598         mbp_priv = rte_mempool_get_priv(rxq->pool);
 599         buffsz = mbp_priv->mbuf_data_room_size - RTE_PKTMBUF_HEADROOM;
 600
 601         /* Setup scatter mode if needed by jumbo */
 602         if (data->dev_conf.rxmode.max_rx_pkt_len > buffsz) {
 603                 nic->rx_offloads |= DEV_RX_OFFLOAD_SCATTER;
 604                 nic->rx_offload_flags |= octeontx_rx_offload_flags(eth_dev);
 605                 nic->tx_offload_flags |= octeontx_tx_offload_flags(eth_dev);
 606         }
 607
 608         /* Sharing offload flags via eventdev priv region */
 609         dev = &rte_eventdevs[rxq->evdev];
 610         evdev_priv = dev->data->dev_private;
 611         evdev_priv->rx_offload_flags = nic->rx_offload_flags;
 612         evdev_priv->tx_offload_flags = nic->tx_offload_flags;
 613
 614         /* Setup MTU based on max_rx_pkt_len */
 615         nic->mtu = data->dev_conf.rxmode.max_rx_pkt_len - OCCTX_L2_OVERHEAD;
 616
 617         return 0;
 618 }
 619
 620 static int
 621 octeontx_dev_start(struct rte_eth_dev *dev)
 622 {
 623         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 624         struct octeontx_rxq *rxq;
 625         int ret, i;
 626
 627         PMD_INIT_FUNC_TRACE();
 628         /* Rechecking if any new offload set to update
 629          * rx/tx burst function pointer accordingly.
 630          */
 631         for (i = 0; i < dev->data->nb_rx_queues; i++) {
 632                 rxq = dev->data->rx_queues[i];
 633                 octeontx_recheck_rx_offloads(rxq);
 634         }
 635
 636         /* Setting up the mtu based on max_rx_pkt_len */
 637         ret = octeontx_dev_mtu_set(dev, nic->mtu);
 638         if (ret) {
 639                 octeontx_log_err("Failed to set default MTU size %d", ret);
 640                 goto error;
 641         }
 642
 643         /*
 644          * Tx start
 645          */
 646         octeontx_set_tx_function(dev);
 647         ret = octeontx_pko_channel_start(nic->base_ochan);
 648         if (ret < 0) {
 649                 octeontx_log_err("fail to conf VF%d no. txq %d chan %d ret %d",
 650                            nic->port_id, nic->num_tx_queues, nic->base_ochan,
 651                            ret);
 652                 goto error;
 653         }
 654
 655         /*
 656          * Rx start
 657          */
 658         dev->rx_pkt_burst = octeontx_recv_pkts;
 659         ret = octeontx_pki_port_start(nic->port_id);
 660         if (ret < 0) {
 661                 octeontx_log_err("fail to start Rx on port %d", nic->port_id);
 662                 goto channel_stop_error;
 663         }
 664
 665         /*
 666          * Start port
 667          */
 668         ret = octeontx_port_start(nic);
 669         if (ret < 0) {
 670                 octeontx_log_err("failed start port %d", ret);
 671                 goto pki_port_stop_error;
 672         }
 673
 674         PMD_TX_LOG(DEBUG, "pko: start channel %d no.of txq %d port %d",
 675                         nic->base_ochan, nic->num_tx_queues, nic->port_id);
 676
 677         ret = rte_event_dev_start(nic->evdev);
 678         if (ret < 0) {
 679                 octeontx_log_err("failed to start evdev: ret (%d)", ret);
 680                 goto pki_port_stop_error;
 681         }
 682
 683         /* Success */
 684         return ret;
 685
 686 pki_port_stop_error:
 687         octeontx_pki_port_stop(nic->port_id);
 688 channel_stop_error:
 689         octeontx_pko_channel_stop(nic->base_ochan);
 690 error:
 691         return ret;
 692 }
 693
 694 static void
 695 octeontx_dev_stop(struct rte_eth_dev *dev)
 696 {
 697         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 698         int ret;
 699
 700         PMD_INIT_FUNC_TRACE();
 701
 702         rte_event_dev_stop(nic->evdev);
 703
 704         ret = octeontx_port_stop(nic);
 705         if (ret < 0) {
 706                 octeontx_log_err("failed to req stop port %d res=%d",
 707                                         nic->port_id, ret);
 708                 return;
 709         }
 710
 711         ret = octeontx_pki_port_stop(nic->port_id);
 712         if (ret < 0) {
 713                 octeontx_log_err("failed to stop pki port %d res=%d",
 714                                         nic->port_id, ret);
 715                 return;
 716         }
 717
 718         ret = octeontx_pko_channel_stop(nic->base_ochan);
 719         if (ret < 0) {
 720                 octeontx_log_err("failed to stop channel %d VF%d %d %d",
 721                              nic->base_ochan, nic->port_id, nic->num_tx_queues,
 722                              ret);
 723                 return;
 724         }
 725 }
 726
 727 static int
 728 octeontx_dev_promisc_enable(struct rte_eth_dev *dev)
 729 {
 730         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 731
 732         PMD_INIT_FUNC_TRACE();
 733         return octeontx_port_promisc_set(nic, 1);
 734 }
 735
 736 static int
 737 octeontx_dev_promisc_disable(struct rte_eth_dev *dev)
 738 {
 739         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 740
 741         PMD_INIT_FUNC_TRACE();
 742         return octeontx_port_promisc_set(nic, 0);
 743 }
 744
 745 static int
 746 octeontx_port_link_status(struct octeontx_nic *nic)
 747 {
 748         int res;
 749
 750         PMD_INIT_FUNC_TRACE();
 751         res = octeontx_bgx_port_link_status(nic->port_id);
 752         if (res < 0) {
 753                 octeontx_log_err("failed to get port %d link status",
 754                                 nic->port_id);
 755                 return res;
 756         }
 757
 758         if (nic->link_up != (uint8_t)res || nic->print_flag == -1) {
 759                 nic->link_up = (uint8_t)res;
 760                 nic->print_flag = 1;
 761         }
 762         octeontx_log_dbg("port %d link status %d", nic->port_id, nic->link_up);
 763
 764         return res;
 765 }
 766
 767 /*
 768  * Return 0 means link status changed, -1 means not changed
 769  */
 770 static int
 771 octeontx_dev_link_update(struct rte_eth_dev *dev,
 772                          int wait_to_complete __rte_unused)
 773 {
 774         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 775         struct rte_eth_link link;
 776         int res;
 777
 778         PMD_INIT_FUNC_TRACE();
 779
 780         res = octeontx_port_link_status(nic);
 781         if (res < 0) {
 782                 octeontx_log_err("failed to request link status %d", res);
 783                 return res;
 784         }
 785
 786         octeontx_link_status_update(nic, &link);
 787         if (nic->print_flag) {
 788                 octeontx_link_status_print(nic->dev, &link);
 789                 nic->print_flag = 0;
 790         }
 791
 792         return rte_eth_linkstatus_set(dev, &link);
 793 }
 794
 795 static int
 796 octeontx_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
 797 {
 798         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 799
 800         PMD_INIT_FUNC_TRACE();
 801         return octeontx_port_stats(nic, stats);
 802 }
 803
 804 static int
 805 octeontx_dev_stats_reset(struct rte_eth_dev *dev)
 806 {
 807         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 808
 809         PMD_INIT_FUNC_TRACE();
 810         return octeontx_port_stats_clr(nic);
 811 }
 812
 813 static void
 814 octeontx_dev_mac_addr_del(struct rte_eth_dev *dev, uint32_t index)
 815 {
 816         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 817         int ret;
 818
 819         ret = octeontx_bgx_port_mac_del(nic->port_id, index);
 820         if (ret != 0)
 821                 octeontx_log_err("failed to del MAC address filter on port %d",
 822                                  nic->port_id);
 823 }
 824
 825 static int
 826 octeontx_dev_mac_addr_add(struct rte_eth_dev *dev,
 827                           struct rte_ether_addr *mac_addr,
 828                           uint32_t index,
 829                           __rte_unused uint32_t vmdq)
 830 {
 831         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 832         int ret;
 833
 834         ret = octeontx_bgx_port_mac_add(nic->port_id, mac_addr->addr_bytes,
 835                                         index);
 836         if (ret < 0) {
 837                 octeontx_log_err("failed to add MAC address filter on port %d",
 838                                  nic->port_id);
 839                 return ret;
 840         }
 841
 842         return 0;
 843 }
 844
 845 static int
 846 octeontx_dev_default_mac_addr_set(struct rte_eth_dev *dev,
 847                                         struct rte_ether_addr *addr)
 848 {
 849         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 850         int ret;
 851
 852         ret = octeontx_bgx_port_mac_set(nic->port_id, addr->addr_bytes);
 853         if (ret == 0) {
 854                 /* Update same mac address to BGX CAM table */
 855                 ret = octeontx_bgx_port_mac_add(nic->port_id, addr->addr_bytes,
 856                                                 0);
 857         }
 858         if (ret < 0) {
 859                 octeontx_log_err("failed to set MAC address on port %d",
 860                                  nic->port_id);
 861         }
 862
 863         return ret;
 864 }
 865
 866 static int
 867 octeontx_dev_info(struct rte_eth_dev *dev,
 868                 struct rte_eth_dev_info *dev_info)
 869 {
 870         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 871
 872         /* Autonegotiation may be disabled */
 873         dev_info->speed_capa = ETH_LINK_SPEED_FIXED;
 874         dev_info->speed_capa |= ETH_LINK_SPEED_10M | ETH_LINK_SPEED_100M |
 875                         ETH_LINK_SPEED_1G | ETH_LINK_SPEED_10G |
 876                         ETH_LINK_SPEED_40G;
 877
 878         /* Min/Max MTU supported */
 879         dev_info->min_rx_bufsize = OCCTX_MIN_FRS;
 880         dev_info->max_rx_pktlen = OCCTX_MAX_FRS;
 881         dev_info->max_mtu = dev_info->max_rx_pktlen - OCCTX_L2_OVERHEAD;
 882         dev_info->min_mtu = dev_info->min_rx_bufsize - OCCTX_L2_OVERHEAD;
 883
 884         dev_info->max_mac_addrs =
 885                                 octeontx_bgx_port_mac_entries_get(nic->port_id);
 886         dev_info->max_rx_pktlen = PKI_MAX_PKTLEN;
 887         dev_info->max_rx_queues = 1;
 888         dev_info->max_tx_queues = PKO_MAX_NUM_DQ;
 889         dev_info->min_rx_bufsize = 0;
 890
 891         dev_info->default_rxconf = (struct rte_eth_rxconf) {
 892                 .rx_free_thresh = 0,
 893                 .rx_drop_en = 0,
 894                 .offloads = OCTEONTX_RX_OFFLOADS,
 895         };
 896
 897         dev_info->default_txconf = (struct rte_eth_txconf) {
 898                 .tx_free_thresh = 0,
 899                 .offloads = OCTEONTX_TX_OFFLOADS,
 900         };
 901
 902         dev_info->rx_offload_capa = OCTEONTX_RX_OFFLOADS;
 903         dev_info->tx_offload_capa = OCTEONTX_TX_OFFLOADS;
 904         dev_info->rx_queue_offload_capa = OCTEONTX_RX_OFFLOADS;
 905         dev_info->tx_queue_offload_capa = OCTEONTX_TX_OFFLOADS;
 906
 907         return 0;
 908 }
 909
 910 static void
 911 octeontx_dq_info_getter(octeontx_dq_t *dq, void *out)
 912 {
 913         ((octeontx_dq_t *)out)->lmtline_va = dq->lmtline_va;
 914         ((octeontx_dq_t *)out)->ioreg_va = dq->ioreg_va;
 915         ((octeontx_dq_t *)out)->fc_status_va = dq->fc_status_va;
 916 }
 917
 918 static int
 919 octeontx_vf_start_tx_queue(struct rte_eth_dev *dev, struct octeontx_nic *nic,
 920                                 uint16_t qidx)
 921 {
 922         struct octeontx_txq *txq;
 923         int res;
 924
 925         PMD_INIT_FUNC_TRACE();
 926
 927         if (dev->data->tx_queue_state[qidx] == RTE_ETH_QUEUE_STATE_STARTED)
 928                 return 0;
 929
 930         txq = dev->data->tx_queues[qidx];
 931
 932         res = octeontx_pko_channel_query_dqs(nic->base_ochan,
 933                                                 &txq->dq,
 934                                                 sizeof(octeontx_dq_t),
 935                                                 txq->queue_id,
 936                                                 octeontx_dq_info_getter);
 937         if (res < 0) {
 938                 res = -EFAULT;
 939                 goto close_port;
 940         }
 941
 942         dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STARTED;
 943         return res;
 944
 945 close_port:
 946         (void)octeontx_port_stop(nic);
 947         octeontx_pko_channel_stop(nic->base_ochan);
 948         octeontx_pko_channel_close(nic->base_ochan);
 949         dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED;
 950         return res;
 951 }
 952
 953 int
 954 octeontx_dev_tx_queue_start(struct rte_eth_dev *dev, uint16_t qidx)
 955 {
 956         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 957
 958         PMD_INIT_FUNC_TRACE();
 959         qidx = qidx % PKO_VF_NUM_DQ;
 960         return octeontx_vf_start_tx_queue(dev, nic, qidx);
 961 }
 962
 963 static inline int
 964 octeontx_vf_stop_tx_queue(struct rte_eth_dev *dev, struct octeontx_nic *nic,
 965                           uint16_t qidx)
 966 {
 967         int ret = 0;
 968
 969         RTE_SET_USED(nic);
 970         PMD_INIT_FUNC_TRACE();
 971
 972         if (dev->data->tx_queue_state[qidx] == RTE_ETH_QUEUE_STATE_STOPPED)
 973                 return 0;
 974
 975         dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED;
 976         return ret;
 977 }
 978
 979 int
 980 octeontx_dev_tx_queue_stop(struct rte_eth_dev *dev, uint16_t qidx)
 981 {
 982         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
 983
 984         PMD_INIT_FUNC_TRACE();
 985         qidx = qidx % PKO_VF_NUM_DQ;
 986
 987         return octeontx_vf_stop_tx_queue(dev, nic, qidx);
 988 }
 989
 990 static void
 991 octeontx_dev_tx_queue_release(void *tx_queue)
 992 {
 993         struct octeontx_txq *txq = tx_queue;
 994         int res;
 995
 996         PMD_INIT_FUNC_TRACE();
 997
 998         if (txq) {
 999                 res = octeontx_dev_tx_queue_stop(txq->eth_dev, txq->queue_id);
1000                 if (res < 0)
1001                         octeontx_log_err("failed stop tx_queue(%d)\n",
1002                                    txq->queue_id);
1003
1004                 rte_free(txq);
1005         }
1006 }
1007
1008 static int
1009 octeontx_dev_tx_queue_setup(struct rte_eth_dev *dev, uint16_t qidx,
1010                             uint16_t nb_desc, unsigned int socket_id,
1011                             const struct rte_eth_txconf *tx_conf __rte_unused)
1012 {
1013         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
1014         struct octeontx_txq *txq = NULL;
1015         uint16_t dq_num;
1016         int res = 0;
1017
1018         RTE_SET_USED(nb_desc);
1019         RTE_SET_USED(socket_id);
1020
1021         dq_num = (nic->pko_vfid * PKO_VF_NUM_DQ) + qidx;
1022
1023         /* Socket id check */
1024         if (socket_id != (unsigned int)SOCKET_ID_ANY &&
1025                         socket_id != (unsigned int)nic->node)
1026                 PMD_TX_LOG(INFO, "socket_id expected %d, configured %d",
1027                                                 socket_id, nic->node);
1028
1029         /* Free memory prior to re-allocation if needed. */
1030         if (dev->data->tx_queues[qidx] != NULL) {
1031                 PMD_TX_LOG(DEBUG, "freeing memory prior to re-allocation %d",
1032                                 qidx);
1033                 octeontx_dev_tx_queue_release(dev->data->tx_queues[qidx]);
1034                 dev->data->tx_queues[qidx] = NULL;
1035         }
1036
1037         /* Allocating tx queue data structure */
1038         txq = rte_zmalloc_socket("ethdev TX queue", sizeof(struct octeontx_txq),
1039                                  RTE_CACHE_LINE_SIZE, nic->node);
1040         if (txq == NULL) {
1041                 octeontx_log_err("failed to allocate txq=%d", qidx);
1042                 res = -ENOMEM;
1043                 goto err;
1044         }
1045
1046         txq->eth_dev = dev;
1047         txq->queue_id = dq_num;
1048         dev->data->tx_queues[qidx] = txq;
1049         dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED;
1050
1051         res = octeontx_pko_channel_query_dqs(nic->base_ochan,
1052                                                 &txq->dq,
1053                                                 sizeof(octeontx_dq_t),
1054                                                 txq->queue_id,
1055                                                 octeontx_dq_info_getter);
1056         if (res < 0) {
1057                 res = -EFAULT;
1058                 goto err;
1059         }
1060
1061         PMD_TX_LOG(DEBUG, "[%d]:[%d] txq=%p nb_desc=%d lmtline=%p ioreg_va=%p fc_status_va=%p",
1062                         qidx, txq->queue_id, txq, nb_desc, txq->dq.lmtline_va,
1063                         txq->dq.ioreg_va,
1064                         txq->dq.fc_status_va);
1065
1066         return res;
1067
1068 err:
1069         if (txq)
1070                 rte_free(txq);
1071
1072         return res;
1073 }
1074
1075 static int
1076 octeontx_dev_rx_queue_setup(struct rte_eth_dev *dev, uint16_t qidx,
1077                                 uint16_t nb_desc, unsigned int socket_id,
1078                                 const struct rte_eth_rxconf *rx_conf,
1079                                 struct rte_mempool *mb_pool)
1080 {
1081         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
1082         struct rte_mempool_ops *mp_ops = NULL;
1083         struct octeontx_rxq *rxq = NULL;
1084         pki_pktbuf_cfg_t pktbuf_conf;
1085         pki_hash_cfg_t pki_hash;
1086         pki_qos_cfg_t pki_qos;
1087         uintptr_t pool;
1088         int ret, port;
1089         uint16_t gaura;
1090         unsigned int ev_queues = (nic->ev_queues * nic->port_id) + qidx;
1091         unsigned int ev_ports = (nic->ev_ports * nic->port_id) + qidx;
1092
1093         RTE_SET_USED(nb_desc);
1094
1095         memset(&pktbuf_conf, 0, sizeof(pktbuf_conf));
1096         memset(&pki_hash, 0, sizeof(pki_hash));
1097         memset(&pki_qos, 0, sizeof(pki_qos));
1098
1099         mp_ops = rte_mempool_get_ops(mb_pool->ops_index);
1100         if (strcmp(mp_ops->name, "octeontx_fpavf")) {
1101                 octeontx_log_err("failed to find octeontx_fpavf mempool");
1102                 return -ENOTSUP;
1103         }
1104
1105         /* Handle forbidden configurations */
1106         if (nic->pki.classifier_enable) {
1107                 octeontx_log_err("cannot setup queue %d. "
1108                                         "Classifier option unsupported", qidx);
1109                 return -EINVAL;
1110         }
1111
1112         port = nic->port_id;
1113
1114         /* Rx deferred start is not supported */
1115         if (rx_conf->rx_deferred_start) {
1116                 octeontx_log_err("rx deferred start not supported");
1117                 return -EINVAL;
1118         }
1119
1120         /* Verify queue index */
1121         if (qidx >= dev->data->nb_rx_queues) {
1122                 octeontx_log_err("QID %d not supporteded (0 - %d available)\n",
1123                                 qidx, (dev->data->nb_rx_queues - 1));
1124                 return -ENOTSUP;
1125         }
1126
1127         /* Socket id check */
1128         if (socket_id != (unsigned int)SOCKET_ID_ANY &&
1129                         socket_id != (unsigned int)nic->node)
1130                 PMD_RX_LOG(INFO, "socket_id expected %d, configured %d",
1131                                                 socket_id, nic->node);
1132
1133         /* Allocating rx queue data structure */
1134         rxq = rte_zmalloc_socket("ethdev RX queue", sizeof(struct octeontx_rxq),
1135                                  RTE_CACHE_LINE_SIZE, nic->node);
1136         if (rxq == NULL) {
1137                 octeontx_log_err("failed to allocate rxq=%d", qidx);
1138                 return -ENOMEM;
1139         }
1140
1141         if (!nic->pki.initialized) {
1142                 pktbuf_conf.port_type = 0;
1143                 pki_hash.port_type = 0;
1144                 pki_qos.port_type = 0;
1145
1146                 pktbuf_conf.mmask.f_wqe_skip = 1;
1147                 pktbuf_conf.mmask.f_first_skip = 1;
1148                 pktbuf_conf.mmask.f_later_skip = 1;
1149                 pktbuf_conf.mmask.f_mbuff_size = 1;
1150                 pktbuf_conf.mmask.f_cache_mode = 1;
1151
1152                 pktbuf_conf.wqe_skip = OCTTX_PACKET_WQE_SKIP;
1153                 pktbuf_conf.first_skip = OCTTX_PACKET_FIRST_SKIP(mb_pool);
1154                 pktbuf_conf.later_skip = OCTTX_PACKET_LATER_SKIP;
1155                 pktbuf_conf.mbuff_size = (mb_pool->elt_size -
1156                                         RTE_PKTMBUF_HEADROOM -
1157                                         rte_pktmbuf_priv_size(mb_pool) -
1158                                         sizeof(struct rte_mbuf));
1159
1160                 pktbuf_conf.cache_mode = PKI_OPC_MODE_STF2_STT;
1161
1162                 ret = octeontx_pki_port_pktbuf_config(port, &pktbuf_conf);
1163                 if (ret != 0) {
1164                         octeontx_log_err("fail to configure pktbuf for port %d",
1165                                         port);
1166                         rte_free(rxq);
1167                         return ret;
1168                 }
1169                 PMD_RX_LOG(DEBUG, "Port %d Rx pktbuf configured:\n"
1170                                 "\tmbuf_size:\t0x%0x\n"
1171                                 "\twqe_skip:\t0x%0x\n"
1172                                 "\tfirst_skip:\t0x%0x\n"
1173                                 "\tlater_skip:\t0x%0x\n"
1174                                 "\tcache_mode:\t%s\n",
1175                                 port,
1176                                 pktbuf_conf.mbuff_size,
1177                                 pktbuf_conf.wqe_skip,
1178                                 pktbuf_conf.first_skip,
1179                                 pktbuf_conf.later_skip,
1180                                 (pktbuf_conf.cache_mode ==
1181                                                 PKI_OPC_MODE_STT) ?
1182                                 "STT" :
1183                                 (pktbuf_conf.cache_mode ==
1184                                                 PKI_OPC_MODE_STF) ?
1185                                 "STF" :
1186                                 (pktbuf_conf.cache_mode ==
1187                                                 PKI_OPC_MODE_STF1_STT) ?
1188                                 "STF1_STT" : "STF2_STT");
1189
1190                 if (nic->pki.hash_enable) {
1191                         pki_hash.tag_dlc = 1;
1192                         pki_hash.tag_slc = 1;
1193                         pki_hash.tag_dlf = 1;
1194                         pki_hash.tag_slf = 1;
1195                         pki_hash.tag_prt = 1;
1196                         octeontx_pki_port_hash_config(port, &pki_hash);
1197                 }
1198
1199                 pool = (uintptr_t)mb_pool->pool_id;
1200
1201                 /* Get the gaura Id */
1202                 gaura = octeontx_fpa_bufpool_gaura(pool);
1203
1204                 pki_qos.qpg_qos = PKI_QPG_QOS_NONE;
1205                 pki_qos.num_entry = 1;
1206                 pki_qos.drop_policy = 0;
1207                 pki_qos.tag_type = 0L;
1208                 pki_qos.qos_entry[0].port_add = 0;
1209                 pki_qos.qos_entry[0].gaura = gaura;
1210                 pki_qos.qos_entry[0].ggrp_ok = ev_queues;
1211                 pki_qos.qos_entry[0].ggrp_bad = ev_queues;
1212                 pki_qos.qos_entry[0].grptag_bad = 0;
1213                 pki_qos.qos_entry[0].grptag_ok = 0;
1214
1215                 ret = octeontx_pki_port_create_qos(port, &pki_qos);
1216                 if (ret < 0) {
1217                         octeontx_log_err("failed to create QOS port=%d, q=%d",
1218                                         port, qidx);
1219                         rte_free(rxq);
1220                         return ret;
1221                 }
1222                 nic->pki.initialized = true;
1223         }
1224
1225         rxq->port_id = nic->port_id;
1226         rxq->eth_dev = dev;
1227         rxq->queue_id = qidx;
1228         rxq->evdev = nic->evdev;
1229         rxq->ev_queues = ev_queues;
1230         rxq->ev_ports = ev_ports;
1231         rxq->pool = mb_pool;
1232
1233         octeontx_recheck_rx_offloads(rxq);
1234         dev->data->rx_queues[qidx] = rxq;
1235         dev->data->rx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED;
1236
1237         return 0;
1238 }
1239
1240 static void
1241 octeontx_dev_rx_queue_release(void *rxq)
1242 {
1243         rte_free(rxq);
1244 }
1245
1246 static const uint32_t *
1247 octeontx_dev_supported_ptypes_get(struct rte_eth_dev *dev)
1248 {
1249         static const uint32_t ptypes[] = {
1250                 RTE_PTYPE_L3_IPV4,
1251                 RTE_PTYPE_L3_IPV4_EXT,
1252                 RTE_PTYPE_L3_IPV6,
1253                 RTE_PTYPE_L3_IPV6_EXT,
1254                 RTE_PTYPE_L4_TCP,
1255                 RTE_PTYPE_L4_UDP,
1256                 RTE_PTYPE_L4_FRAG,
1257                 RTE_PTYPE_UNKNOWN
1258         };
1259
1260         if (dev->rx_pkt_burst == octeontx_recv_pkts)
1261                 return ptypes;
1262
1263         return NULL;
1264 }
1265
1266 static int
1267 octeontx_pool_ops(struct rte_eth_dev *dev, const char *pool)
1268 {
1269         RTE_SET_USED(dev);
1270
1271         if (!strcmp(pool, "octeontx_fpavf"))
1272                 return 0;
1273
1274         return -ENOTSUP;
1275 }
1276
1277 /* Initialize and register driver with DPDK Application */
1278 static const struct eth_dev_ops octeontx_dev_ops = {
1279         .dev_configure           = octeontx_dev_configure,
1280         .dev_infos_get           = octeontx_dev_info,
1281         .dev_close               = octeontx_dev_close,
1282         .dev_start               = octeontx_dev_start,
1283         .dev_stop                = octeontx_dev_stop,
1284         .promiscuous_enable      = octeontx_dev_promisc_enable,
1285         .promiscuous_disable     = octeontx_dev_promisc_disable,
1286         .link_update             = octeontx_dev_link_update,
1287         .stats_get               = octeontx_dev_stats_get,
1288         .stats_reset             = octeontx_dev_stats_reset,
1289         .mac_addr_remove         = octeontx_dev_mac_addr_del,
1290         .mac_addr_add            = octeontx_dev_mac_addr_add,
1291         .mac_addr_set            = octeontx_dev_default_mac_addr_set,
1292         .vlan_offload_set        = octeontx_dev_vlan_offload_set,
1293         .vlan_filter_set         = octeontx_dev_vlan_filter_set,
1294         .tx_queue_start          = octeontx_dev_tx_queue_start,
1295         .tx_queue_stop           = octeontx_dev_tx_queue_stop,
1296         .tx_queue_setup          = octeontx_dev_tx_queue_setup,
1297         .tx_queue_release        = octeontx_dev_tx_queue_release,
1298         .rx_queue_setup          = octeontx_dev_rx_queue_setup,
1299         .rx_queue_release        = octeontx_dev_rx_queue_release,
1300         .dev_set_link_up          = octeontx_dev_set_link_up,
1301         .dev_set_link_down        = octeontx_dev_set_link_down,
1302         .dev_supported_ptypes_get = octeontx_dev_supported_ptypes_get,
1303         .mtu_set                 = octeontx_dev_mtu_set,
1304         .pool_ops_supported      = octeontx_pool_ops,
1305         .flow_ctrl_get           = octeontx_dev_flow_ctrl_get,
1306         .flow_ctrl_set           = octeontx_dev_flow_ctrl_set,
1307 };
1308
1309 /* Create Ethdev interface per BGX LMAC ports */
1310 static int
1311 octeontx_create(struct rte_vdev_device *dev, int port, uint8_t evdev,
1312                         int socket_id)
1313 {
1314         int res;
1315         size_t pko_vfid;
1316         char octtx_name[OCTEONTX_MAX_NAME_LEN];
1317         struct octeontx_nic *nic = NULL;
1318         struct rte_eth_dev *eth_dev = NULL;
1319         struct rte_eth_dev_data *data;
1320         const char *name = rte_vdev_device_name(dev);
1321         int max_entries;
1322
1323         PMD_INIT_FUNC_TRACE();
1324
1325         sprintf(octtx_name, "%s_%d", name, port);
1326         if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
1327                 eth_dev = rte_eth_dev_attach_secondary(octtx_name);
1328                 if (eth_dev == NULL)
1329                         return -ENODEV;
1330
1331                 eth_dev->dev_ops = &octeontx_dev_ops;
1332                 eth_dev->device = &dev->device;
1333                 octeontx_set_tx_function(eth_dev);
1334                 eth_dev->rx_pkt_burst = octeontx_recv_pkts;
1335                 rte_eth_dev_probing_finish(eth_dev);
1336                 return 0;
1337         }
1338
1339         /* Reserve an ethdev entry */
1340         eth_dev = rte_eth_dev_allocate(octtx_name);
1341         if (eth_dev == NULL) {
1342                 octeontx_log_err("failed to allocate rte_eth_dev");
1343                 res = -ENOMEM;
1344                 goto err;
1345         }
1346         data = eth_dev->data;
1347
1348         nic = rte_zmalloc_socket(octtx_name, sizeof(*nic), 0, socket_id);
1349         if (nic == NULL) {
1350                 octeontx_log_err("failed to allocate nic structure");
1351                 res = -ENOMEM;
1352                 goto err;
1353         }
1354         data->dev_private = nic;
1355         pko_vfid = octeontx_pko_get_vfid();
1356
1357         if (pko_vfid == SIZE_MAX) {
1358                 octeontx_log_err("failed to get pko vfid");
1359                 res = -ENODEV;
1360                 goto err;
1361         }
1362
1363         nic->pko_vfid = pko_vfid;
1364         nic->port_id = port;
1365         nic->evdev = evdev;
1366
1367         res = octeontx_port_open(nic);
1368         if (res < 0)
1369                 goto err;
1370
1371         /* Rx side port configuration */
1372         res = octeontx_pki_port_open(port);
1373         if (res != 0) {
1374                 octeontx_log_err("failed to open PKI port %d", port);
1375                 res = -ENODEV;
1376                 goto err;
1377         }
1378
1379         eth_dev->device = &dev->device;
1380         eth_dev->intr_handle = NULL;
1381         eth_dev->data->kdrv = RTE_KDRV_NONE;
1382         eth_dev->data->numa_node = dev->device.numa_node;
1383
1384         data->port_id = eth_dev->data->port_id;
1385
1386         nic->ev_queues = 1;
1387         nic->ev_ports = 1;
1388         nic->print_flag = -1;
1389
1390         data->dev_link.link_status = ETH_LINK_DOWN;
1391         data->dev_started = 0;
1392         data->promiscuous = 0;
1393         data->all_multicast = 0;
1394         data->scattered_rx = 0;
1395
1396         /* Get maximum number of supported MAC entries */
1397         max_entries = octeontx_bgx_port_mac_entries_get(nic->port_id);
1398         if (max_entries < 0) {
1399                 octeontx_log_err("Failed to get max entries for mac addr");
1400                 res = -ENOTSUP;
1401                 goto err;
1402         }
1403
1404         data->mac_addrs = rte_zmalloc_socket(octtx_name, max_entries *
1405                                              RTE_ETHER_ADDR_LEN, 0,
1406                                                         socket_id);
1407         if (data->mac_addrs == NULL) {
1408                 octeontx_log_err("failed to allocate memory for mac_addrs");
1409                 res = -ENOMEM;
1410                 goto err;
1411         }
1412
1413         eth_dev->dev_ops = &octeontx_dev_ops;
1414
1415         /* Finally save ethdev pointer to the NIC structure */
1416         nic->dev = eth_dev;
1417
1418         if (nic->port_id != data->port_id) {
1419                 octeontx_log_err("eth_dev->port_id (%d) is diff to orig (%d)",
1420                                 data->port_id, nic->port_id);
1421                 res = -EINVAL;
1422                 goto free_mac_addrs;
1423         }
1424
1425         res = rte_eal_alarm_set(OCCTX_INTR_POLL_INTERVAL_MS * 1000,
1426                                 octeontx_link_status_poll, nic);
1427         if (res) {
1428                 octeontx_log_err("Failed to start link polling alarm");
1429                 goto err;
1430         }
1431
1432         /* Update port_id mac to eth_dev */
1433         memcpy(data->mac_addrs, nic->mac_addr, RTE_ETHER_ADDR_LEN);
1434
1435         /* Update same mac address to BGX CAM table at index 0 */
1436         octeontx_bgx_port_mac_add(nic->port_id, nic->mac_addr, 0);
1437
1438         res = octeontx_dev_flow_ctrl_init(eth_dev);
1439         if (res < 0)
1440                 goto err;
1441
1442         PMD_INIT_LOG(DEBUG, "ethdev info: ");
1443         PMD_INIT_LOG(DEBUG, "port %d, port_ena %d ochan %d num_ochan %d tx_q %d",
1444                                 nic->port_id, nic->port_ena,
1445                                 nic->base_ochan, nic->num_ochans,
1446                                 nic->num_tx_queues);
1447         PMD_INIT_LOG(DEBUG, "speed %d mtu %d", nic->speed, nic->bgx_mtu);
1448
1449         rte_octeontx_pchan_map[(nic->base_ochan >> 8) & 0x7]
1450                 [(nic->base_ochan >> 4) & 0xF] = data->port_id;
1451
1452         rte_eth_dev_probing_finish(eth_dev);
1453         return data->port_id;
1454
1455 free_mac_addrs:
1456         rte_free(data->mac_addrs);
1457         data->mac_addrs = NULL;
1458 err:
1459         if (nic)
1460                 octeontx_port_close(nic);
1461
1462         rte_eth_dev_release_port(eth_dev);
1463
1464         return res;
1465 }
1466
1467 /* Un initialize octeontx device */
1468 static int
1469 octeontx_remove(struct rte_vdev_device *dev)
1470 {
1471         char octtx_name[OCTEONTX_MAX_NAME_LEN];
1472         struct rte_eth_dev *eth_dev = NULL;
1473         struct octeontx_nic *nic = NULL;
1474         int i;
1475
1476         if (dev == NULL)
1477                 return -EINVAL;
1478
1479         for (i = 0; i < OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT; i++) {
1480                 sprintf(octtx_name, "eth_octeontx_%d", i);
1481
1482                 /* reserve an ethdev entry */
1483                 eth_dev = rte_eth_dev_allocated(octtx_name);
1484                 if (eth_dev == NULL)
1485                         return -ENODEV;
1486
1487                 if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
1488                         rte_eth_dev_release_port(eth_dev);
1489                         continue;
1490                 }
1491
1492                 nic = octeontx_pmd_priv(eth_dev);
1493                 rte_event_dev_stop(nic->evdev);
1494                 PMD_INIT_LOG(INFO, "Closing octeontx device %s", octtx_name);
1495
1496                 rte_eth_dev_release_port(eth_dev);
1497                 rte_event_dev_close(nic->evdev);
1498         }
1499
1500         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
1501                 return 0;
1502
1503         /* Free FC resource */
1504         octeontx_pko_fc_free();
1505
1506         return 0;
1507 }
1508
1509 /* Initialize octeontx device */
1510 static int
1511 octeontx_probe(struct rte_vdev_device *dev)
1512 {
1513         const char *dev_name;
1514         static int probe_once;
1515         uint8_t socket_id, qlist;
1516         int tx_vfcnt, port_id, evdev, qnum, pnum, res, i;
1517         struct rte_event_dev_config dev_conf;
1518         const char *eventdev_name = "event_octeontx";
1519         struct rte_event_dev_info info;
1520         struct rte_eth_dev *eth_dev;
1521
1522         struct octeontx_vdev_init_params init_params = {
1523                 OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT
1524         };
1525
1526         dev_name = rte_vdev_device_name(dev);
1527
1528         if (rte_eal_process_type() == RTE_PROC_SECONDARY &&
1529             strlen(rte_vdev_device_args(dev)) == 0) {
1530                 eth_dev = rte_eth_dev_attach_secondary(dev_name);
1531                 if (!eth_dev) {
1532                         PMD_INIT_LOG(ERR, "Failed to probe %s", dev_name);
1533                         return -1;
1534                 }
1535                 /* TODO: request info from primary to set up Rx and Tx */
1536                 eth_dev->dev_ops = &octeontx_dev_ops;
1537                 eth_dev->device = &dev->device;
1538                 rte_eth_dev_probing_finish(eth_dev);
1539                 return 0;
1540         }
1541
1542         res = octeontx_parse_vdev_init_params(&init_params, dev);
1543         if (res < 0)
1544                 return -EINVAL;
1545
1546         if (init_params.nr_port > OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT) {
1547                 octeontx_log_err("nr_port (%d) > max (%d)", init_params.nr_port,
1548                                 OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT);
1549                 return -ENOTSUP;
1550         }
1551
1552         PMD_INIT_LOG(DEBUG, "initializing %s pmd", dev_name);
1553
1554         socket_id = rte_socket_id();
1555
1556         tx_vfcnt = octeontx_pko_vf_count();
1557
1558         if (tx_vfcnt < init_params.nr_port) {
1559                 octeontx_log_err("not enough PKO (%d) for port number (%d)",
1560                                 tx_vfcnt, init_params.nr_port);
1561                 return -EINVAL;
1562         }
1563         evdev = rte_event_dev_get_dev_id(eventdev_name);
1564         if (evdev < 0) {
1565                 octeontx_log_err("eventdev %s not found", eventdev_name);
1566                 return -ENODEV;
1567         }
1568
1569         res = rte_event_dev_info_get(evdev, &info);
1570         if (res < 0) {
1571                 octeontx_log_err("failed to eventdev info %d", res);
1572                 return -EINVAL;
1573         }
1574
1575         PMD_INIT_LOG(DEBUG, "max_queue %d max_port %d",
1576                         info.max_event_queues, info.max_event_ports);
1577
1578         if (octeontx_pko_init_fc(tx_vfcnt))
1579                 return -ENOMEM;
1580
1581         devconf_set_default_sane_values(&dev_conf, &info);
1582         res = rte_event_dev_configure(evdev, &dev_conf);
1583         if (res < 0)
1584                 goto parse_error;
1585
1586         rte_event_dev_attr_get(evdev, RTE_EVENT_DEV_ATTR_PORT_COUNT,
1587                         (uint32_t *)&pnum);
1588         rte_event_dev_attr_get(evdev, RTE_EVENT_DEV_ATTR_QUEUE_COUNT,
1589                         (uint32_t *)&qnum);
1590         if (pnum < qnum) {
1591                 octeontx_log_err("too few event ports (%d) for event_q(%d)",
1592                                 pnum, qnum);
1593                 res = -EINVAL;
1594                 goto parse_error;
1595         }
1596
1597         /* Enable all queues available */
1598         for (i = 0; i < qnum; i++) {
1599                 res = rte_event_queue_setup(evdev, i, NULL);
1600                 if (res < 0) {
1601                         octeontx_log_err("failed to setup event_q(%d): res %d",
1602                                         i, res);
1603                         goto parse_error;
1604                 }
1605         }
1606
1607         /* Enable all ports available */
1608         for (i = 0; i < pnum; i++) {
1609                 res = rte_event_port_setup(evdev, i, NULL);
1610                 if (res < 0) {
1611                         res = -ENODEV;
1612                         octeontx_log_err("failed to setup ev port(%d) res=%d",
1613                                                 i, res);
1614                         goto parse_error;
1615                 }
1616         }
1617
1618         /*
1619          * Do 1:1 links for ports & queues. All queues would be mapped to
1620          * one port. If there are more ports than queues, then some ports
1621          * won't be linked to any queue.
1622          */
1623         for (i = 0; i < qnum; i++) {
1624                 /* Link one queue to one event port */
1625                 qlist = i;
1626                 res = rte_event_port_link(evdev, i, &qlist, NULL, 1);
1627                 if (res < 0) {
1628                         res = -ENODEV;
1629                         octeontx_log_err("failed to link port (%d): res=%d",
1630                                         i, res);
1631                         goto parse_error;
1632                 }
1633         }
1634
1635         /* Create ethdev interface */
1636         for (i = 0; i < init_params.nr_port; i++) {
1637                 port_id = octeontx_create(dev, i, evdev, socket_id);
1638                 if (port_id < 0) {
1639                         octeontx_log_err("failed to create device %s",
1640                                         dev_name);
1641                         res = -ENODEV;
1642                         goto parse_error;
1643                 }
1644
1645                 PMD_INIT_LOG(INFO, "created ethdev %s for port %d", dev_name,
1646                                         port_id);
1647         }
1648
1649         if (probe_once) {
1650                 octeontx_log_err("interface %s not supported", dev_name);
1651                 octeontx_remove(dev);
1652                 res = -ENOTSUP;
1653                 goto parse_error;
1654         }
1655         rte_mbuf_set_platform_mempool_ops("octeontx_fpavf");
1656         probe_once = 1;
1657
1658         return 0;
1659
1660 parse_error:
1661         octeontx_pko_fc_free();
1662         return res;
1663 }
1664
1665 static struct rte_vdev_driver octeontx_pmd_drv = {
1666         .probe = octeontx_probe,
1667         .remove = octeontx_remove,
1668 };
1669
1670 RTE_PMD_REGISTER_VDEV(OCTEONTX_PMD, octeontx_pmd_drv);
1671 RTE_PMD_REGISTER_ALIAS(OCTEONTX_PMD, eth_octeontx);
1672 RTE_PMD_REGISTER_PARAM_STRING(OCTEONTX_PMD, "nr_port=<int> ");