drivers/net/bnxt/bnxt_reps.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2014-2020 Broadcom
   3  * All rights reserved.
   4  */
   5
   6 #include "bnxt.h"
   7 #include "bnxt_ring.h"
   8 #include "bnxt_reps.h"
   9 #include "bnxt_rxq.h"
  10 #include "bnxt_rxr.h"
  11 #include "bnxt_txq.h"
  12 #include "bnxt_txr.h"
  13 #include "bnxt_hwrm.h"
  14 #include "hsi_struct_def_dpdk.h"
  15 #include "bnxt_tf_common.h"
  16 #include "ulp_port_db.h"
  17 #include "ulp_flow_db.h"
  18
  19 static const struct eth_dev_ops bnxt_vf_rep_dev_ops = {
  20         .dev_infos_get = bnxt_vf_rep_dev_info_get_op,
  21         .dev_configure = bnxt_vf_rep_dev_configure_op,
  22         .dev_start = bnxt_vf_rep_dev_start_op,
  23         .rx_queue_setup = bnxt_vf_rep_rx_queue_setup_op,
  24         .rx_queue_release = bnxt_vf_rep_rx_queue_release_op,
  25         .tx_queue_setup = bnxt_vf_rep_tx_queue_setup_op,
  26         .tx_queue_release = bnxt_vf_rep_tx_queue_release_op,
  27         .link_update = bnxt_vf_rep_link_update_op,
  28         .dev_close = bnxt_vf_rep_dev_close_op,
  29         .dev_stop = bnxt_vf_rep_dev_stop_op,
  30         .stats_get = bnxt_vf_rep_stats_get_op,
  31         .stats_reset = bnxt_vf_rep_stats_reset_op,
  32         .filter_ctrl = bnxt_filter_ctrl_op
  33 };
  34
  35 uint16_t
  36 bnxt_vfr_recv(uint16_t port_id, uint16_t queue_id, struct rte_mbuf *mbuf)
  37 {
  38         struct bnxt_sw_rx_bd *prod_rx_buf;
  39         struct bnxt_rx_ring_info *rep_rxr;
  40         struct bnxt_rx_queue *rep_rxq;
  41         struct rte_eth_dev *vfr_eth_dev;
  42         struct bnxt_vf_representor *vfr_bp;
  43         uint16_t mask;
  44         uint8_t que;
  45
  46         vfr_eth_dev = &rte_eth_devices[port_id];
  47         if (!vfr_eth_dev)
  48                 return 1;
  49         vfr_bp = vfr_eth_dev->data->dev_private;
  50         /* If rxq_id happens to be > max rep_queue, use rxq0 */
  51         que = queue_id < BNXT_MAX_VF_REP_RINGS ? queue_id : 0;
  52         rep_rxq = vfr_bp->rx_queues[que];
  53         rep_rxr = rep_rxq->rx_ring;
  54         mask = rep_rxr->rx_ring_struct->ring_mask;
  55
  56         /* Put this mbuf on the RxQ of the Representor */
  57         prod_rx_buf =
  58                 &rep_rxr->rx_buf_ring[rep_rxr->rx_prod++ & mask];
  59         if (!prod_rx_buf->mbuf) {
  60                 prod_rx_buf->mbuf = mbuf;
  61                 vfr_bp->rx_bytes[que] += mbuf->pkt_len;
  62                 vfr_bp->rx_pkts[que]++;
  63         } else {
  64                 vfr_bp->rx_drop_bytes[que] += mbuf->pkt_len;
  65                 vfr_bp->rx_drop_pkts[que]++;
  66                 rte_free(mbuf); /* Representor Rx ring full, drop pkt */
  67         }
  68
  69         return 0;
  70 }
  71
  72 static uint16_t
  73 bnxt_vf_rep_rx_burst(void *rx_queue,
  74                      struct rte_mbuf **rx_pkts,
  75                      uint16_t nb_pkts)
  76 {
  77         struct bnxt_rx_queue *rxq = rx_queue;
  78         struct bnxt_sw_rx_bd *cons_rx_buf;
  79         struct bnxt_rx_ring_info *rxr;
  80         uint16_t nb_rx_pkts = 0;
  81         uint16_t mask, i;
  82
  83         if (!rxq)
  84                 return 0;
  85
  86         rxr = rxq->rx_ring;
  87         mask = rxr->rx_ring_struct->ring_mask;
  88         for (i = 0; i < nb_pkts; i++) {
  89                 cons_rx_buf = &rxr->rx_buf_ring[rxr->rx_cons & mask];
  90                 if (!cons_rx_buf->mbuf)
  91                         return nb_rx_pkts;
  92                 rx_pkts[nb_rx_pkts] = cons_rx_buf->mbuf;
  93                 rx_pkts[nb_rx_pkts]->port = rxq->port_id;
  94                 cons_rx_buf->mbuf = NULL;
  95                 nb_rx_pkts++;
  96                 rxr->rx_cons++;
  97         }
  98
  99         return nb_rx_pkts;
 100 }
 101
 102 static uint16_t
 103 bnxt_vf_rep_tx_burst(void *tx_queue,
 104                      struct rte_mbuf **tx_pkts,
 105                      __rte_unused uint16_t nb_pkts)
 106 {
 107         struct bnxt_vf_rep_tx_queue *vfr_txq = tx_queue;
 108         struct bnxt_tx_queue *ptxq;
 109         struct bnxt *parent;
 110         struct  bnxt_vf_representor *vf_rep_bp;
 111         int qid;
 112         int rc;
 113         int i;
 114
 115         if (!vfr_txq)
 116                 return 0;
 117
 118         qid = vfr_txq->txq->queue_id;
 119         vf_rep_bp = vfr_txq->bp;
 120         parent = vf_rep_bp->parent_dev->data->dev_private;
 121         pthread_mutex_lock(&parent->rep_info->vfr_lock);
 122         ptxq = parent->tx_queues[qid];
 123
 124         ptxq->vfr_tx_cfa_action = vf_rep_bp->vfr_tx_cfa_action;
 125
 126         for (i = 0; i < nb_pkts; i++) {
 127                 vf_rep_bp->tx_bytes[qid] += tx_pkts[i]->pkt_len;
 128                 vf_rep_bp->tx_pkts[qid]++;
 129         }
 130
 131         rc = bnxt_xmit_pkts(ptxq, tx_pkts, nb_pkts);
 132         ptxq->vfr_tx_cfa_action = 0;
 133         pthread_mutex_unlock(&parent->rep_info->vfr_lock);
 134
 135         return rc;
 136 }
 137
 138 int bnxt_vf_representor_init(struct rte_eth_dev *eth_dev, void *params)
 139 {
 140         struct bnxt_vf_representor *vf_rep_bp = eth_dev->data->dev_private;
 141         struct bnxt_vf_representor *rep_params =
 142                                  (struct bnxt_vf_representor *)params;
 143         struct rte_eth_link *link;
 144         struct bnxt *parent_bp;
 145         int rc = 0;
 146
 147         vf_rep_bp->vf_id = rep_params->vf_id;
 148         vf_rep_bp->switch_domain_id = rep_params->switch_domain_id;
 149         vf_rep_bp->parent_dev = rep_params->parent_dev;
 150
 151         eth_dev->data->dev_flags |= RTE_ETH_DEV_REPRESENTOR;
 152         eth_dev->data->representor_id = rep_params->vf_id;
 153
 154         rte_eth_random_addr(vf_rep_bp->dflt_mac_addr);
 155         memcpy(vf_rep_bp->mac_addr, vf_rep_bp->dflt_mac_addr,
 156                sizeof(vf_rep_bp->mac_addr));
 157         eth_dev->data->mac_addrs =
 158                 (struct rte_ether_addr *)&vf_rep_bp->mac_addr;
 159         eth_dev->dev_ops = &bnxt_vf_rep_dev_ops;
 160
 161         /* No data-path, but need stub Rx/Tx functions to avoid crash
 162          * when testing with ovs-dpdk
 163          */
 164         eth_dev->rx_pkt_burst = bnxt_vf_rep_rx_burst;
 165         eth_dev->tx_pkt_burst = bnxt_vf_rep_tx_burst;
 166         /* Link state. Inherited from PF or trusted VF */
 167         parent_bp = vf_rep_bp->parent_dev->data->dev_private;
 168         link = &parent_bp->eth_dev->data->dev_link;
 169
 170         eth_dev->data->dev_link.link_speed = link->link_speed;
 171         eth_dev->data->dev_link.link_duplex = link->link_duplex;
 172         eth_dev->data->dev_link.link_status = link->link_status;
 173         eth_dev->data->dev_link.link_autoneg = link->link_autoneg;
 174
 175         vf_rep_bp->fw_fid = rep_params->vf_id + parent_bp->first_vf_id;
 176         PMD_DRV_LOG(INFO, "vf_rep->fw_fid = %d\n", vf_rep_bp->fw_fid);
 177         rc = bnxt_hwrm_get_dflt_vnic_svif(parent_bp, vf_rep_bp->fw_fid,
 178                                           &vf_rep_bp->dflt_vnic_id,
 179                                           &vf_rep_bp->svif);
 180         if (rc)
 181                 PMD_DRV_LOG(ERR, "Failed to get default vnic id of VF\n");
 182         else
 183                 PMD_DRV_LOG(INFO, "vf_rep->dflt_vnic_id = %d\n",
 184                             vf_rep_bp->dflt_vnic_id);
 185
 186         PMD_DRV_LOG(INFO, "calling bnxt_print_link_info\n");
 187         bnxt_print_link_info(eth_dev);
 188
 189         /* Pass the information to the rte_eth_dev_close() that it should also
 190          * release the private port resources.
 191          */
 192         eth_dev->data->dev_flags |= RTE_ETH_DEV_CLOSE_REMOVE;
 193         PMD_DRV_LOG(INFO,
 194                     "Switch domain id %d: Representor Device %d init done\n",
 195                     vf_rep_bp->switch_domain_id, vf_rep_bp->vf_id);
 196
 197         return 0;
 198 }
 199
 200 int bnxt_vf_representor_uninit(struct rte_eth_dev *eth_dev)
 201 {
 202         struct bnxt *parent_bp;
 203         struct bnxt_vf_representor *rep =
 204                 (struct bnxt_vf_representor *)eth_dev->data->dev_private;
 205
 206         uint16_t vf_id;
 207
 208         eth_dev->data->mac_addrs = NULL;
 209         eth_dev->dev_ops = NULL;
 210
 211         parent_bp = rep->parent_dev->data->dev_private;
 212         if (!parent_bp)
 213                 return 0;
 214
 215         parent_bp->num_reps--;
 216         vf_id = rep->vf_id;
 217         if (parent_bp->rep_info)
 218                 memset(&parent_bp->rep_info[vf_id], 0,
 219                        sizeof(parent_bp->rep_info[vf_id]));
 220                 /* mark that this representor has been freed */
 221         return 0;
 222 }
 223
 224 int bnxt_vf_rep_link_update_op(struct rte_eth_dev *eth_dev, int wait_to_compl)
 225 {
 226         struct bnxt *parent_bp;
 227         struct bnxt_vf_representor *rep =
 228                 (struct bnxt_vf_representor *)eth_dev->data->dev_private;
 229         struct rte_eth_link *link;
 230         int rc;
 231
 232         parent_bp = rep->parent_dev->data->dev_private;
 233         if (!parent_bp)
 234                 return 0;
 235
 236         rc = bnxt_link_update_op(parent_bp->eth_dev, wait_to_compl);
 237
 238         /* Link state. Inherited from PF or trusted VF */
 239         link = &parent_bp->eth_dev->data->dev_link;
 240
 241         eth_dev->data->dev_link.link_speed = link->link_speed;
 242         eth_dev->data->dev_link.link_duplex = link->link_duplex;
 243         eth_dev->data->dev_link.link_status = link->link_status;
 244         eth_dev->data->dev_link.link_autoneg = link->link_autoneg;
 245         bnxt_print_link_info(eth_dev);
 246
 247         return rc;
 248 }
 249
 250 static int bnxt_tf_vfr_alloc(struct rte_eth_dev *vfr_ethdev)
 251 {
 252         int rc;
 253         struct bnxt_vf_representor *vfr = vfr_ethdev->data->dev_private;
 254         struct rte_eth_dev *parent_dev = vfr->parent_dev;
 255         struct bnxt *parent_bp = parent_dev->data->dev_private;
 256         uint16_t vfr_port_id = vfr_ethdev->data->port_id;
 257         struct ulp_tlv_param param_list[] = {
 258                 {
 259                         .type = BNXT_ULP_DF_PARAM_TYPE_DEV_PORT_ID,
 260                         .length = 2,
 261                         .value = {(vfr_port_id >> 8) & 0xff, vfr_port_id & 0xff}
 262                 },
 263                 {
 264                         .type = BNXT_ULP_DF_PARAM_TYPE_LAST,
 265                         .length = 0,
 266                         .value = {0}
 267                 }
 268         };
 269
 270         ulp_port_db_dev_port_intf_update(parent_bp->ulp_ctx, vfr_ethdev);
 271
 272         rc = ulp_default_flow_create(parent_dev, param_list,
 273                                      BNXT_ULP_DF_TPL_VFREP_TO_VF,
 274                                      &vfr->rep2vf_flow_id);
 275         if (rc) {
 276                 BNXT_TF_DBG(DEBUG,
 277                             "Default flow rule creation for VFR->VF failed!\n");
 278                 goto err;
 279         }
 280
 281         BNXT_TF_DBG(DEBUG, "*** Default flow rule created for VFR->VF! ***\n");
 282         BNXT_TF_DBG(DEBUG, "rep2vf_flow_id = %d\n", vfr->rep2vf_flow_id);
 283         rc = ulp_default_flow_db_cfa_action_get(parent_bp->ulp_ctx,
 284                                                 vfr->rep2vf_flow_id,
 285                                                 &vfr->vfr_tx_cfa_action);
 286         if (rc) {
 287                 BNXT_TF_DBG(DEBUG,
 288                             "Failed to get action_ptr for VFR->VF dflt rule\n");
 289                 goto rep2vf_free;
 290         }
 291         BNXT_TF_DBG(DEBUG, "tx_cfa_action = %d\n", vfr->vfr_tx_cfa_action);
 292         rc = ulp_default_flow_create(parent_dev, param_list,
 293                                      BNXT_ULP_DF_TPL_VF_TO_VFREP,
 294                                      &vfr->vf2rep_flow_id);
 295         if (rc) {
 296                 BNXT_TF_DBG(DEBUG,
 297                             "Default flow rule creation for VF->VFR failed!\n");
 298                 goto rep2vf_free;
 299         }
 300
 301         BNXT_TF_DBG(DEBUG, "*** Default flow rule created for VF->VFR! ***\n");
 302         BNXT_TF_DBG(DEBUG, "vfr2rep_flow_id = %d\n", vfr->vf2rep_flow_id);
 303
 304         rc = bnxt_hwrm_cfa_vfr_alloc(parent_bp, vfr->vf_id);
 305         if (rc)
 306                 goto vf2rep_free;
 307
 308         return 0;
 309
 310 vf2rep_free:
 311         ulp_default_flow_destroy(vfr->parent_dev, vfr->vf2rep_flow_id);
 312 rep2vf_free:
 313         ulp_default_flow_destroy(vfr->parent_dev, vfr->rep2vf_flow_id);
 314 err:
 315         return -EIO;
 316 }
 317
 318 static int bnxt_vfr_alloc(struct rte_eth_dev *vfr_ethdev)
 319 {
 320         int rc = 0;
 321         struct bnxt_vf_representor *vfr = vfr_ethdev->data->dev_private;
 322
 323         if (!vfr || !vfr->parent_dev) {
 324                 PMD_DRV_LOG(ERR,
 325                             "No memory allocated for representor\n");
 326                 return -ENOMEM;
 327         }
 328
 329         /* Check if representor has been already allocated in FW */
 330         if (vfr->vfr_tx_cfa_action)
 331                 return 0;
 332
 333         /*
 334          * Alloc VF rep rules in CFA after default VNIC is created.
 335          * Otherwise the FW will create the VF-rep rules with
 336          * default drop action.
 337          */
 338         rc = bnxt_tf_vfr_alloc(vfr_ethdev);
 339         if (!rc)
 340                 PMD_DRV_LOG(DEBUG, "allocated representor %d in FW\n",
 341                             vfr->vf_id);
 342         else
 343                 PMD_DRV_LOG(ERR,
 344                             "Failed to alloc representor %d in FW\n",
 345                             vfr->vf_id);
 346
 347         return rc;
 348 }
 349
 350 static void bnxt_vf_rep_free_rx_mbufs(struct bnxt_vf_representor *rep_bp)
 351 {
 352         struct bnxt_rx_queue *rxq;
 353         unsigned int i;
 354
 355         for (i = 0; i < rep_bp->rx_nr_rings; i++) {
 356                 rxq = rep_bp->rx_queues[i];
 357                 bnxt_rx_queue_release_mbufs(rxq);
 358         }
 359 }
 360
 361 int bnxt_vf_rep_dev_start_op(struct rte_eth_dev *eth_dev)
 362 {
 363         struct bnxt_vf_representor *rep_bp = eth_dev->data->dev_private;
 364         int rc;
 365
 366         rc = bnxt_vfr_alloc(eth_dev);
 367
 368         if (!rc) {
 369                 eth_dev->rx_pkt_burst = &bnxt_vf_rep_rx_burst;
 370                 eth_dev->tx_pkt_burst = &bnxt_vf_rep_tx_burst;
 371
 372                 bnxt_vf_rep_link_update_op(eth_dev, 1);
 373         } else {
 374                 eth_dev->data->dev_link.link_status = 0;
 375                 bnxt_vf_rep_free_rx_mbufs(rep_bp);
 376         }
 377
 378         return rc;
 379 }
 380
 381 static int bnxt_tf_vfr_free(struct bnxt_vf_representor *vfr)
 382 {
 383         int rc = 0;
 384
 385         rc = ulp_default_flow_destroy(vfr->parent_dev,
 386                                       vfr->rep2vf_flow_id);
 387         if (rc)
 388                 PMD_DRV_LOG(ERR,
 389                             "default flow destroy failed rep2vf flowid: %d\n",
 390                             vfr->rep2vf_flow_id);
 391         rc = ulp_default_flow_destroy(vfr->parent_dev,
 392                                       vfr->vf2rep_flow_id);
 393         if (rc)
 394                 PMD_DRV_LOG(ERR,
 395                             "default flow destroy failed vf2rep flowid: %d\n",
 396                             vfr->vf2rep_flow_id);
 397         return 0;
 398 }
 399
 400 static int bnxt_vfr_free(struct bnxt_vf_representor *vfr)
 401 {
 402         int rc = 0;
 403         struct bnxt *parent_bp;
 404
 405         if (!vfr || !vfr->parent_dev) {
 406                 PMD_DRV_LOG(ERR,
 407                             "No memory allocated for representor\n");
 408                 return -ENOMEM;
 409         }
 410
 411         parent_bp = vfr->parent_dev->data->dev_private;
 412         if (!parent_bp)
 413                 return 0;
 414
 415         /* Check if representor has been already freed in FW */
 416         if (!vfr->vfr_tx_cfa_action)
 417                 return 0;
 418
 419         rc = bnxt_tf_vfr_free(vfr);
 420         if (rc) {
 421                 PMD_DRV_LOG(ERR,
 422                             "Failed to free representor %d in FW\n",
 423                             vfr->vf_id);
 424                 return rc;
 425         }
 426
 427         PMD_DRV_LOG(DEBUG, "freed representor %d in FW\n",
 428                     vfr->vf_id);
 429         vfr->vfr_tx_cfa_action = 0;
 430
 431         rc = bnxt_hwrm_cfa_vfr_free(parent_bp, vfr->vf_id);
 432
 433         return rc;
 434 }
 435
 436 void bnxt_vf_rep_dev_stop_op(struct rte_eth_dev *eth_dev)
 437 {
 438         struct bnxt_vf_representor *vfr_bp = eth_dev->data->dev_private;
 439
 440         /* Avoid crashes as we are about to free queues */
 441         eth_dev->rx_pkt_burst = &bnxt_dummy_recv_pkts;
 442         eth_dev->tx_pkt_burst = &bnxt_dummy_xmit_pkts;
 443
 444         bnxt_vfr_free(vfr_bp);
 445
 446         if (eth_dev->data->dev_started)
 447                 eth_dev->data->dev_link.link_status = 0;
 448
 449         bnxt_vf_rep_free_rx_mbufs(vfr_bp);
 450 }
 451
 452 void bnxt_vf_rep_dev_close_op(struct rte_eth_dev *eth_dev)
 453 {
 454         bnxt_vf_representor_uninit(eth_dev);
 455 }
 456
 457 int bnxt_vf_rep_dev_info_get_op(struct rte_eth_dev *eth_dev,
 458                                 struct rte_eth_dev_info *dev_info)
 459 {
 460         struct bnxt_vf_representor *rep_bp = eth_dev->data->dev_private;
 461         struct bnxt *parent_bp;
 462         unsigned int max_rx_rings;
 463         int rc = 0;
 464
 465         /* MAC Specifics */
 466         parent_bp = rep_bp->parent_dev->data->dev_private;
 467         if (!parent_bp) {
 468                 PMD_DRV_LOG(ERR, "Rep parent NULL!\n");
 469                 return rc;
 470         }
 471         PMD_DRV_LOG(DEBUG, "Representor dev_info_get_op\n");
 472         dev_info->max_mac_addrs = parent_bp->max_l2_ctx;
 473         dev_info->max_hash_mac_addrs = 0;
 474
 475         max_rx_rings = BNXT_MAX_VF_REP_RINGS;
 476         /* For the sake of symmetry, max_rx_queues = max_tx_queues */
 477         dev_info->max_rx_queues = max_rx_rings;
 478         dev_info->max_tx_queues = max_rx_rings;
 479         dev_info->reta_size = bnxt_rss_hash_tbl_size(parent_bp);
 480         dev_info->hash_key_size = 40;
 481
 482         /* MTU specifics */
 483         dev_info->min_mtu = RTE_ETHER_MIN_MTU;
 484         dev_info->max_mtu = BNXT_MAX_MTU;
 485
 486         /* Fast path specifics */
 487         dev_info->min_rx_bufsize = 1;
 488         dev_info->max_rx_pktlen = BNXT_MAX_PKT_LEN;
 489
 490         dev_info->rx_offload_capa = BNXT_DEV_RX_OFFLOAD_SUPPORT;
 491         if (parent_bp->flags & BNXT_FLAG_PTP_SUPPORTED)
 492                 dev_info->rx_offload_capa |= DEV_RX_OFFLOAD_TIMESTAMP;
 493         dev_info->tx_offload_capa = BNXT_DEV_TX_OFFLOAD_SUPPORT;
 494         dev_info->flow_type_rss_offloads = BNXT_ETH_RSS_SUPPORT;
 495
 496         return 0;
 497 }
 498
 499 int bnxt_vf_rep_dev_configure_op(__rte_unused struct rte_eth_dev *eth_dev)
 500 {
 501         struct bnxt_vf_representor *rep_bp = eth_dev->data->dev_private;
 502
 503         PMD_DRV_LOG(DEBUG, "Representor dev_configure_op\n");
 504         rep_bp->rx_queues = (void *)eth_dev->data->rx_queues;
 505         rep_bp->tx_nr_rings = eth_dev->data->nb_tx_queues;
 506         rep_bp->rx_nr_rings = eth_dev->data->nb_rx_queues;
 507
 508         return 0;
 509 }
 510
 511 int bnxt_vf_rep_rx_queue_setup_op(struct rte_eth_dev *eth_dev,
 512                           uint16_t queue_idx,
 513                           uint16_t nb_desc,
 514                           unsigned int socket_id,
 515                           __rte_unused const struct rte_eth_rxconf *rx_conf,
 516                           __rte_unused struct rte_mempool *mp)
 517 {
 518         struct bnxt_vf_representor *rep_bp = eth_dev->data->dev_private;
 519         struct bnxt *parent_bp = rep_bp->parent_dev->data->dev_private;
 520         struct bnxt_rx_queue *parent_rxq;
 521         struct bnxt_rx_queue *rxq;
 522         struct bnxt_sw_rx_bd *buf_ring;
 523         int rc = 0;
 524
 525         if (queue_idx >= BNXT_MAX_VF_REP_RINGS) {
 526                 PMD_DRV_LOG(ERR,
 527                             "Cannot create Rx ring %d. %d rings available\n",
 528                             queue_idx, BNXT_MAX_VF_REP_RINGS);
 529                 return -EINVAL;
 530         }
 531
 532         if (!nb_desc || nb_desc > MAX_RX_DESC_CNT) {
 533                 PMD_DRV_LOG(ERR, "nb_desc %d is invalid\n", nb_desc);
 534                 return -EINVAL;
 535         }
 536
 537         parent_rxq = parent_bp->rx_queues[queue_idx];
 538         if (!parent_rxq) {
 539                 PMD_DRV_LOG(ERR, "Parent RxQ has not been configured yet\n");
 540                 return -EINVAL;
 541         }
 542
 543         if (nb_desc != parent_rxq->nb_rx_desc) {
 544                 PMD_DRV_LOG(ERR, "nb_desc %d do not match parent rxq", nb_desc);
 545                 return -EINVAL;
 546         }
 547
 548         if (eth_dev->data->rx_queues) {
 549                 rxq = eth_dev->data->rx_queues[queue_idx];
 550                 if (rxq)
 551                         bnxt_rx_queue_release_op(rxq);
 552         }
 553
 554         rxq = rte_zmalloc_socket("bnxt_vfr_rx_queue",
 555                                  sizeof(struct bnxt_rx_queue),
 556                                  RTE_CACHE_LINE_SIZE, socket_id);
 557         if (!rxq) {
 558                 PMD_DRV_LOG(ERR, "bnxt_vfr_rx_queue allocation failed!\n");
 559                 return -ENOMEM;
 560         }
 561
 562         rxq->nb_rx_desc = nb_desc;
 563
 564         rc = bnxt_init_rx_ring_struct(rxq, socket_id);
 565         if (rc)
 566                 goto out;
 567
 568         buf_ring = rte_zmalloc_socket("bnxt_rx_vfr_buf_ring",
 569                                       sizeof(struct bnxt_sw_rx_bd) *
 570                                       rxq->rx_ring->rx_ring_struct->ring_size,
 571                                       RTE_CACHE_LINE_SIZE, socket_id);
 572         if (!buf_ring) {
 573                 PMD_DRV_LOG(ERR, "bnxt_rx_vfr_buf_ring allocation failed!\n");
 574                 rc = -ENOMEM;
 575                 goto out;
 576         }
 577
 578         rxq->rx_ring->rx_buf_ring = buf_ring;
 579         rxq->queue_id = queue_idx;
 580         rxq->port_id = eth_dev->data->port_id;
 581         eth_dev->data->rx_queues[queue_idx] = rxq;
 582
 583         return 0;
 584
 585 out:
 586         if (rxq)
 587                 bnxt_rx_queue_release_op(rxq);
 588
 589         return rc;
 590 }
 591
 592 void bnxt_vf_rep_rx_queue_release_op(void *rx_queue)
 593 {
 594         struct bnxt_rx_queue *rxq = (struct bnxt_rx_queue *)rx_queue;
 595
 596         if (!rxq)
 597                 return;
 598
 599         bnxt_rx_queue_release_mbufs(rxq);
 600
 601         bnxt_free_ring(rxq->rx_ring->rx_ring_struct);
 602         bnxt_free_ring(rxq->rx_ring->ag_ring_struct);
 603         bnxt_free_ring(rxq->cp_ring->cp_ring_struct);
 604
 605         rte_free(rxq);
 606 }
 607
 608 int bnxt_vf_rep_tx_queue_setup_op(struct rte_eth_dev *eth_dev,
 609                           uint16_t queue_idx,
 610                           uint16_t nb_desc,
 611                           unsigned int socket_id,
 612                           __rte_unused const struct rte_eth_txconf *tx_conf)
 613 {
 614         struct bnxt_vf_representor *rep_bp = eth_dev->data->dev_private;
 615         struct bnxt *parent_bp = rep_bp->parent_dev->data->dev_private;
 616         struct bnxt_tx_queue *parent_txq, *txq;
 617         struct bnxt_vf_rep_tx_queue *vfr_txq;
 618
 619         if (queue_idx >= BNXT_MAX_VF_REP_RINGS) {
 620                 PMD_DRV_LOG(ERR,
 621                             "Cannot create Tx rings %d. %d rings available\n",
 622                             queue_idx, BNXT_MAX_VF_REP_RINGS);
 623                 return -EINVAL;
 624         }
 625
 626         if (!nb_desc || nb_desc > MAX_TX_DESC_CNT) {
 627                 PMD_DRV_LOG(ERR, "nb_desc %d is invalid", nb_desc);
 628                 return -EINVAL;
 629         }
 630
 631         parent_txq = parent_bp->tx_queues[queue_idx];
 632         if (!parent_txq) {
 633                 PMD_DRV_LOG(ERR, "Parent TxQ has not been configured yet\n");
 634                 return -EINVAL;
 635         }
 636
 637         if (nb_desc != parent_txq->nb_tx_desc) {
 638                 PMD_DRV_LOG(ERR, "nb_desc %d do not match parent txq", nb_desc);
 639                 return -EINVAL;
 640         }
 641
 642         if (eth_dev->data->tx_queues) {
 643                 vfr_txq = eth_dev->data->tx_queues[queue_idx];
 644                 bnxt_vf_rep_tx_queue_release_op(vfr_txq);
 645                 vfr_txq = NULL;
 646         }
 647
 648         vfr_txq = rte_zmalloc_socket("bnxt_vfr_tx_queue",
 649                                      sizeof(struct bnxt_vf_rep_tx_queue),
 650                                      RTE_CACHE_LINE_SIZE, socket_id);
 651         if (!vfr_txq) {
 652                 PMD_DRV_LOG(ERR, "bnxt_vfr_tx_queue allocation failed!");
 653                 return -ENOMEM;
 654         }
 655         txq = rte_zmalloc_socket("bnxt_tx_queue",
 656                                  sizeof(struct bnxt_tx_queue),
 657                                  RTE_CACHE_LINE_SIZE, socket_id);
 658         if (!txq) {
 659                 PMD_DRV_LOG(ERR, "bnxt_tx_queue allocation failed!");
 660                 rte_free(vfr_txq);
 661                 return -ENOMEM;
 662         }
 663
 664         txq->nb_tx_desc = nb_desc;
 665         txq->queue_id = queue_idx;
 666         txq->port_id = eth_dev->data->port_id;
 667         vfr_txq->txq = txq;
 668         vfr_txq->bp = rep_bp;
 669         eth_dev->data->tx_queues[queue_idx] = vfr_txq;
 670
 671         return 0;
 672 }
 673
 674 void bnxt_vf_rep_tx_queue_release_op(void *tx_queue)
 675 {
 676         struct bnxt_vf_rep_tx_queue *vfr_txq = tx_queue;
 677
 678         if (!vfr_txq)
 679                 return;
 680
 681         rte_free(vfr_txq->txq);
 682         rte_free(vfr_txq);
 683 }
 684
 685 int bnxt_vf_rep_stats_get_op(struct rte_eth_dev *eth_dev,
 686                              struct rte_eth_stats *stats)
 687 {
 688         struct bnxt_vf_representor *rep_bp = eth_dev->data->dev_private;
 689         int i;
 690
 691         memset(stats, 0, sizeof(*stats));
 692         for (i = 0; i < BNXT_MAX_VF_REP_RINGS; i++) {
 693                 stats->obytes += rep_bp->tx_bytes[i];
 694                 stats->opackets += rep_bp->tx_pkts[i];
 695                 stats->ibytes += rep_bp->rx_bytes[i];
 696                 stats->ipackets += rep_bp->rx_pkts[i];
 697                 stats->imissed += rep_bp->rx_drop_pkts[i];
 698
 699                 stats->q_ipackets[i] = rep_bp->rx_pkts[i];
 700                 stats->q_ibytes[i] = rep_bp->rx_bytes[i];
 701                 stats->q_opackets[i] = rep_bp->tx_pkts[i];
 702                 stats->q_obytes[i] = rep_bp->tx_bytes[i];
 703                 stats->q_errors[i] = rep_bp->rx_drop_pkts[i];
 704         }
 705
 706         return 0;
 707 }
 708
 709 int bnxt_vf_rep_stats_reset_op(struct rte_eth_dev *eth_dev)
 710 {
 711         struct bnxt_vf_representor *rep_bp = eth_dev->data->dev_private;
 712         int i;
 713
 714         for (i = 0; i < BNXT_MAX_VF_REP_RINGS; i++) {
 715                 rep_bp->tx_pkts[i] = 0;
 716                 rep_bp->tx_bytes[i] = 0;
 717                 rep_bp->rx_pkts[i] = 0;
 718                 rep_bp->rx_bytes[i] = 0;
 719                 rep_bp->rx_drop_pkts[i] = 0;
 720         }
 721         return 0;
 722 }