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_rep_dev_ops = {
  20         .dev_infos_get = bnxt_rep_dev_info_get_op,
  21         .dev_configure = bnxt_rep_dev_configure_op,
  22         .dev_start = bnxt_rep_dev_start_op,
  23         .rx_queue_setup = bnxt_rep_rx_queue_setup_op,
  24         .rx_queue_release = bnxt_rep_rx_queue_release_op,
  25         .tx_queue_setup = bnxt_rep_tx_queue_setup_op,
  26         .tx_queue_release = bnxt_rep_tx_queue_release_op,
  27         .link_update = bnxt_rep_link_update_op,
  28         .dev_close = bnxt_rep_dev_close_op,
  29         .dev_stop = bnxt_rep_dev_stop_op,
  30         .stats_get = bnxt_rep_stats_get_op,
  31         .stats_reset = bnxt_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 rte_mbuf **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_representor *vfr_bp;
  43         uint16_t mask;
  44         uint8_t que;
  45
  46         vfr_eth_dev = &rte_eth_devices[port_id];
  47         vfr_bp = vfr_eth_dev->data->dev_private;
  48         /* If rxq_id happens to be > nr_rings, use ring 0 */
  49         que = queue_id < vfr_bp->rx_nr_rings ? queue_id : 0;
  50         rep_rxq = vfr_bp->rx_queues[que];
  51         /* Ideally should not happen now, paranoid check */
  52         if (!rep_rxq)
  53                 return 1;
  54         rep_rxr = rep_rxq->rx_ring;
  55         mask = rep_rxr->rx_ring_struct->ring_mask;
  56
  57         /* Put this mbuf on the RxQ of the Representor */
  58         prod_rx_buf = &rep_rxr->rx_buf_ring[rep_rxr->rx_prod & mask];
  59         if (!*prod_rx_buf) {
  60                 *prod_rx_buf = mbuf;
  61                 vfr_bp->rx_bytes[que] += mbuf->pkt_len;
  62                 vfr_bp->rx_pkts[que]++;
  63                 rep_rxr->rx_prod++;
  64         } else {
  65                 /* Representor Rx ring full, drop pkt */
  66                 vfr_bp->rx_drop_bytes[que] += mbuf->pkt_len;
  67                 vfr_bp->rx_drop_pkts[que]++;
  68                 rte_pktmbuf_free(mbuf);
  69         }
  70
  71         return 0;
  72 }
  73
  74 static uint16_t
  75 bnxt_rep_rx_burst(void *rx_queue,
  76                      struct rte_mbuf **rx_pkts,
  77                      uint16_t nb_pkts)
  78 {
  79         struct bnxt_rx_queue *rxq = rx_queue;
  80         struct rte_mbuf **cons_rx_buf;
  81         struct bnxt_rx_ring_info *rxr;
  82         uint16_t nb_rx_pkts = 0;
  83         uint16_t mask, i;
  84
  85         if (!rxq)
  86                 return 0;
  87
  88         rxr = rxq->rx_ring;
  89         mask = rxr->rx_ring_struct->ring_mask;
  90         for (i = 0; i < nb_pkts; i++) {
  91                 cons_rx_buf = &rxr->rx_buf_ring[rxr->rx_cons & mask];
  92                 if (*cons_rx_buf == NULL)
  93                         return nb_rx_pkts;
  94                 rx_pkts[nb_rx_pkts] = *cons_rx_buf;
  95                 rx_pkts[nb_rx_pkts]->port = rxq->port_id;
  96                 *cons_rx_buf = NULL;
  97                 nb_rx_pkts++;
  98                 rxr->rx_cons++;
  99         }
 100
 101         return nb_rx_pkts;
 102 }
 103
 104 static uint16_t
 105 bnxt_rep_tx_burst(void *tx_queue,
 106                      struct rte_mbuf **tx_pkts,
 107                      __rte_unused uint16_t nb_pkts)
 108 {
 109         struct bnxt_vf_rep_tx_queue *vfr_txq = tx_queue;
 110         struct bnxt_tx_queue *ptxq;
 111         struct bnxt *parent;
 112         struct  bnxt_representor *vf_rep_bp;
 113         int qid;
 114         int rc;
 115         int i;
 116
 117         if (!vfr_txq)
 118                 return 0;
 119
 120         qid = vfr_txq->txq->queue_id;
 121         vf_rep_bp = vfr_txq->bp;
 122         parent = vf_rep_bp->parent_dev->data->dev_private;
 123         pthread_mutex_lock(&parent->rep_info->vfr_lock);
 124         ptxq = parent->tx_queues[qid];
 125
 126         ptxq->vfr_tx_cfa_action = vf_rep_bp->vfr_tx_cfa_action;
 127
 128         for (i = 0; i < nb_pkts; i++) {
 129                 vf_rep_bp->tx_bytes[qid] += tx_pkts[i]->pkt_len;
 130                 vf_rep_bp->tx_pkts[qid]++;
 131         }
 132
 133         rc = bnxt_xmit_pkts(ptxq, tx_pkts, nb_pkts);
 134         ptxq->vfr_tx_cfa_action = 0;
 135         pthread_mutex_unlock(&parent->rep_info->vfr_lock);
 136
 137         return rc;
 138 }
 139
 140 static int
 141 bnxt_get_dflt_vnic_svif(struct bnxt *bp, struct bnxt_representor *vf_rep_bp)
 142 {
 143         struct bnxt_rep_info *rep_info;
 144         int rc;
 145
 146         rc = bnxt_hwrm_get_dflt_vnic_svif(bp, vf_rep_bp->fw_fid,
 147                                           &vf_rep_bp->dflt_vnic_id,
 148                                           &vf_rep_bp->svif);
 149         if (rc) {
 150                 PMD_DRV_LOG(ERR, "Failed to get default vnic id of VF\n");
 151                 vf_rep_bp->dflt_vnic_id = BNXT_DFLT_VNIC_ID_INVALID;
 152                 vf_rep_bp->svif = BNXT_SVIF_INVALID;
 153         } else {
 154                 PMD_DRV_LOG(INFO, "vf_rep->dflt_vnic_id = %d\n",
 155                                 vf_rep_bp->dflt_vnic_id);
 156         }
 157         if (vf_rep_bp->dflt_vnic_id != BNXT_DFLT_VNIC_ID_INVALID &&
 158             vf_rep_bp->svif != BNXT_SVIF_INVALID) {
 159                 rep_info = &bp->rep_info[vf_rep_bp->vf_id];
 160                 rep_info->conduit_valid = true;
 161         }
 162
 163         return rc;
 164 }
 165
 166 int bnxt_representor_init(struct rte_eth_dev *eth_dev, void *params)
 167 {
 168         struct bnxt_representor *vf_rep_bp = eth_dev->data->dev_private;
 169         struct bnxt_representor *rep_params =
 170                                  (struct bnxt_representor *)params;
 171         struct rte_eth_link *link;
 172         struct bnxt *parent_bp;
 173         uint16_t first_vf_id;
 174         int rc = 0;
 175
 176         PMD_DRV_LOG(DEBUG, "BNXT Port:%d VFR init\n", eth_dev->data->port_id);
 177         vf_rep_bp->vf_id = rep_params->vf_id;
 178         vf_rep_bp->switch_domain_id = rep_params->switch_domain_id;
 179         vf_rep_bp->parent_dev = rep_params->parent_dev;
 180         vf_rep_bp->rep_based_pf = rep_params->rep_based_pf;
 181         vf_rep_bp->flags = rep_params->flags;
 182         vf_rep_bp->rep_q_r2f = rep_params->rep_q_r2f;
 183         vf_rep_bp->rep_q_f2r = rep_params->rep_q_f2r;
 184         vf_rep_bp->rep_fc_r2f = rep_params->rep_fc_r2f;
 185         vf_rep_bp->rep_fc_f2r = rep_params->rep_fc_f2r;
 186
 187         eth_dev->data->dev_flags |= RTE_ETH_DEV_REPRESENTOR |
 188                                         RTE_ETH_DEV_AUTOFILL_QUEUE_XSTATS;
 189         eth_dev->data->representor_id = rep_params->vf_id;
 190
 191         rte_eth_random_addr(vf_rep_bp->dflt_mac_addr);
 192         memcpy(vf_rep_bp->mac_addr, vf_rep_bp->dflt_mac_addr,
 193                sizeof(vf_rep_bp->mac_addr));
 194         eth_dev->data->mac_addrs =
 195                 (struct rte_ether_addr *)&vf_rep_bp->mac_addr;
 196         eth_dev->dev_ops = &bnxt_rep_dev_ops;
 197
 198         /* No data-path, but need stub Rx/Tx functions to avoid crash
 199          * when testing with ovs-dpdk
 200          */
 201         eth_dev->rx_pkt_burst = bnxt_rep_rx_burst;
 202         eth_dev->tx_pkt_burst = bnxt_rep_tx_burst;
 203         /* Link state. Inherited from PF or trusted VF */
 204         parent_bp = vf_rep_bp->parent_dev->data->dev_private;
 205         link = &parent_bp->eth_dev->data->dev_link;
 206
 207         eth_dev->data->dev_link.link_speed = link->link_speed;
 208         eth_dev->data->dev_link.link_duplex = link->link_duplex;
 209         eth_dev->data->dev_link.link_status = link->link_status;
 210         eth_dev->data->dev_link.link_autoneg = link->link_autoneg;
 211
 212         PMD_DRV_LOG(INFO, "calling bnxt_print_link_info\n");
 213         bnxt_print_link_info(eth_dev);
 214
 215         PMD_DRV_LOG(INFO,
 216                     "Switch domain id %d: Representor Device %d init done\n",
 217                     vf_rep_bp->switch_domain_id, vf_rep_bp->vf_id);
 218
 219         if (vf_rep_bp->rep_based_pf) {
 220                 vf_rep_bp->fw_fid = vf_rep_bp->rep_based_pf + 1;
 221                 if (!(BNXT_REP_PF(vf_rep_bp))) {
 222                         /* VF representor for the remote PF,get first_vf_id */
 223                         rc = bnxt_hwrm_first_vf_id_query(parent_bp,
 224                                                          vf_rep_bp->fw_fid,
 225                                                          &first_vf_id);
 226                         if (rc)
 227                                 return rc;
 228                         if (first_vf_id == 0xffff) {
 229                                 PMD_DRV_LOG(ERR,
 230                                             "Invalid first_vf_id fid:%x\n",
 231                                             vf_rep_bp->fw_fid);
 232                                 return -EINVAL;
 233                         }
 234                         PMD_DRV_LOG(INFO, "first_vf_id = %x parent_fid:%x\n",
 235                                     first_vf_id, vf_rep_bp->fw_fid);
 236                         vf_rep_bp->fw_fid = rep_params->vf_id + first_vf_id;
 237                 }
 238         }  else {
 239                 vf_rep_bp->fw_fid = rep_params->vf_id + parent_bp->first_vf_id;
 240         }
 241
 242         PMD_DRV_LOG(INFO, "vf_rep->fw_fid = %d\n", vf_rep_bp->fw_fid);
 243
 244         return 0;
 245 }
 246
 247 int bnxt_representor_uninit(struct rte_eth_dev *eth_dev)
 248 {
 249         struct bnxt *parent_bp;
 250         struct bnxt_representor *rep =
 251                 (struct bnxt_representor *)eth_dev->data->dev_private;
 252         uint16_t vf_id;
 253
 254         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
 255                 return 0;
 256
 257         PMD_DRV_LOG(DEBUG, "BNXT Port:%d VFR uninit\n", eth_dev->data->port_id);
 258         eth_dev->data->mac_addrs = NULL;
 259
 260         parent_bp = rep->parent_dev->data->dev_private;
 261         if (!parent_bp) {
 262                 PMD_DRV_LOG(DEBUG, "BNXT Port:%d already freed\n",
 263                             eth_dev->data->port_id);
 264                 return 0;
 265         }
 266
 267         parent_bp->num_reps--;
 268         vf_id = rep->vf_id;
 269         if (parent_bp->rep_info)
 270                 memset(&parent_bp->rep_info[vf_id], 0,
 271                        sizeof(parent_bp->rep_info[vf_id]));
 272                 /* mark that this representor has been freed */
 273         return 0;
 274 }
 275
 276 int bnxt_rep_link_update_op(struct rte_eth_dev *eth_dev, int wait_to_compl)
 277 {
 278         struct bnxt *parent_bp;
 279         struct bnxt_representor *rep =
 280                 (struct bnxt_representor *)eth_dev->data->dev_private;
 281         struct rte_eth_link *link;
 282         int rc;
 283
 284         parent_bp = rep->parent_dev->data->dev_private;
 285         if (!parent_bp)
 286                 return 0;
 287
 288         rc = bnxt_link_update_op(parent_bp->eth_dev, wait_to_compl);
 289
 290         /* Link state. Inherited from PF or trusted VF */
 291         link = &parent_bp->eth_dev->data->dev_link;
 292
 293         eth_dev->data->dev_link.link_speed = link->link_speed;
 294         eth_dev->data->dev_link.link_duplex = link->link_duplex;
 295         eth_dev->data->dev_link.link_status = link->link_status;
 296         eth_dev->data->dev_link.link_autoneg = link->link_autoneg;
 297         bnxt_print_link_info(eth_dev);
 298
 299         return rc;
 300 }
 301
 302 static int bnxt_tf_vfr_alloc(struct rte_eth_dev *vfr_ethdev)
 303 {
 304         int rc;
 305         struct bnxt_representor *vfr = vfr_ethdev->data->dev_private;
 306         struct rte_eth_dev *parent_dev = vfr->parent_dev;
 307         struct bnxt *parent_bp = parent_dev->data->dev_private;
 308
 309         if (!parent_bp || !parent_bp->ulp_ctx) {
 310                 BNXT_TF_DBG(ERR, "Invalid arguments\n");
 311                 return 0;
 312         }
 313
 314         /* Update the ULP portdata base with the new VFR interface */
 315         rc = ulp_port_db_dev_port_intf_update(parent_bp->ulp_ctx, vfr_ethdev);
 316         if (rc) {
 317                 BNXT_TF_DBG(ERR, "Failed to update ulp port details vfr:%u\n",
 318                             vfr->vf_id);
 319                 return rc;
 320         }
 321
 322         /* Create the default rules for the VFR */
 323         rc = bnxt_ulp_create_vfr_default_rules(vfr_ethdev);
 324         if (rc) {
 325                 BNXT_TF_DBG(ERR, "Failed to create VFR default rules vfr:%u\n",
 326                             vfr->vf_id);
 327                 return rc;
 328         }
 329         /* update the port id so you can backtrack to ethdev */
 330         vfr->dpdk_port_id = vfr_ethdev->data->port_id;
 331
 332         if (BNXT_STINGRAY(parent_bp)) {
 333                 rc = bnxt_hwrm_cfa_pair_alloc(parent_bp, vfr);
 334         } else {
 335                 rc = bnxt_hwrm_cfa_vfr_alloc(parent_bp, vfr->vf_id);
 336         }
 337         if (rc) {
 338                 BNXT_TF_DBG(ERR, "Failed in hwrm vfr alloc vfr:%u rc=%d\n",
 339                             vfr->vf_id, rc);
 340                 (void)bnxt_ulp_delete_vfr_default_rules(vfr);
 341         }
 342         BNXT_TF_DBG(DEBUG, "BNXT Port:%d VFR created and initialized\n",
 343                     vfr->dpdk_port_id);
 344         return rc;
 345 }
 346
 347 static int bnxt_vfr_alloc(struct rte_eth_dev *vfr_ethdev)
 348 {
 349         int rc = 0;
 350         struct bnxt_representor *vfr = vfr_ethdev->data->dev_private;
 351         struct bnxt *parent_bp;
 352
 353         if (!vfr || !vfr->parent_dev) {
 354                 PMD_DRV_LOG(ERR,
 355                                 "No memory allocated for representor\n");
 356                 return -ENOMEM;
 357         }
 358
 359         parent_bp = vfr->parent_dev->data->dev_private;
 360         if (parent_bp && !parent_bp->ulp_ctx) {
 361                 PMD_DRV_LOG(ERR,
 362                             "ulp context not allocated for parent\n");
 363                 return -EIO;
 364         }
 365
 366         /* Check if representor has been already allocated in FW */
 367         if (vfr->vfr_tx_cfa_action)
 368                 return 0;
 369
 370         /*
 371          * Alloc VF rep rules in CFA after default VNIC is created.
 372          * Otherwise the FW will create the VF-rep rules with
 373          * default drop action.
 374          */
 375         rc = bnxt_tf_vfr_alloc(vfr_ethdev);
 376         if (!rc)
 377                 PMD_DRV_LOG(DEBUG, "allocated representor %d in FW\n",
 378                             vfr->vf_id);
 379         else
 380                 PMD_DRV_LOG(ERR,
 381                             "Failed to alloc representor %d in FW\n",
 382                             vfr->vf_id);
 383
 384         return rc;
 385 }
 386
 387 static void bnxt_rep_free_rx_mbufs(struct bnxt_representor *rep_bp)
 388 {
 389         struct bnxt_rx_queue *rxq;
 390         unsigned int i;
 391
 392         for (i = 0; i < rep_bp->rx_nr_rings; i++) {
 393                 rxq = rep_bp->rx_queues[i];
 394                 bnxt_rx_queue_release_mbufs(rxq);
 395         }
 396 }
 397
 398 int bnxt_rep_dev_start_op(struct rte_eth_dev *eth_dev)
 399 {
 400         struct bnxt_representor *rep_bp = eth_dev->data->dev_private;
 401         struct bnxt_rep_info *rep_info;
 402         struct bnxt *parent_bp;
 403         int rc;
 404
 405         parent_bp = rep_bp->parent_dev->data->dev_private;
 406         rep_info = &parent_bp->rep_info[rep_bp->vf_id];
 407
 408         BNXT_TF_DBG(DEBUG, "BNXT Port:%d VFR start\n", eth_dev->data->port_id);
 409         pthread_mutex_lock(&rep_info->vfr_start_lock);
 410         if (!rep_info->conduit_valid) {
 411                 rc = bnxt_get_dflt_vnic_svif(parent_bp, rep_bp);
 412                 if (rc || !rep_info->conduit_valid) {
 413                         pthread_mutex_unlock(&rep_info->vfr_start_lock);
 414                         return rc;
 415                 }
 416         }
 417         pthread_mutex_unlock(&rep_info->vfr_start_lock);
 418
 419         rc = bnxt_vfr_alloc(eth_dev);
 420         if (rc) {
 421                 eth_dev->data->dev_link.link_status = 0;
 422                 bnxt_rep_free_rx_mbufs(rep_bp);
 423                 return rc;
 424         }
 425         eth_dev->rx_pkt_burst = &bnxt_rep_rx_burst;
 426         eth_dev->tx_pkt_burst = &bnxt_rep_tx_burst;
 427         bnxt_rep_link_update_op(eth_dev, 1);
 428
 429         return 0;
 430 }
 431
 432 static int bnxt_tf_vfr_free(struct bnxt_representor *vfr)
 433 {
 434         BNXT_TF_DBG(DEBUG, "BNXT Port:%d VFR ulp free\n", vfr->dpdk_port_id);
 435         return bnxt_ulp_delete_vfr_default_rules(vfr);
 436 }
 437
 438 static int bnxt_vfr_free(struct bnxt_representor *vfr)
 439 {
 440         int rc = 0;
 441         struct bnxt *parent_bp;
 442
 443         if (!vfr || !vfr->parent_dev) {
 444                 PMD_DRV_LOG(ERR,
 445                             "No memory allocated for representor\n");
 446                 return -ENOMEM;
 447         }
 448
 449         parent_bp = vfr->parent_dev->data->dev_private;
 450         if (!parent_bp) {
 451                 PMD_DRV_LOG(DEBUG, "BNXT Port:%d VFR already freed\n",
 452                             vfr->dpdk_port_id);
 453                 return 0;
 454         }
 455
 456         /* Check if representor has been already freed in FW */
 457         if (!vfr->vfr_tx_cfa_action)
 458                 return 0;
 459
 460         rc = bnxt_tf_vfr_free(vfr);
 461         if (rc) {
 462                 PMD_DRV_LOG(ERR,
 463                             "Failed to free representor %d in FW\n",
 464                             vfr->vf_id);
 465         }
 466
 467         PMD_DRV_LOG(DEBUG, "freed representor %d in FW\n",
 468                     vfr->vf_id);
 469         vfr->vfr_tx_cfa_action = 0;
 470
 471         if (BNXT_STINGRAY(parent_bp))
 472                 rc = bnxt_hwrm_cfa_pair_free(parent_bp, vfr);
 473         else
 474                 rc = bnxt_hwrm_cfa_vfr_free(parent_bp, vfr->vf_id);
 475
 476         return rc;
 477 }
 478
 479 int bnxt_rep_dev_stop_op(struct rte_eth_dev *eth_dev)
 480 {
 481         struct bnxt_representor *vfr_bp = eth_dev->data->dev_private;
 482
 483         /* Avoid crashes as we are about to free queues */
 484         eth_dev->rx_pkt_burst = &bnxt_dummy_recv_pkts;
 485         eth_dev->tx_pkt_burst = &bnxt_dummy_xmit_pkts;
 486
 487         BNXT_TF_DBG(DEBUG, "BNXT Port:%d VFR stop\n", eth_dev->data->port_id);
 488
 489         bnxt_vfr_free(vfr_bp);
 490
 491         if (eth_dev->data->dev_started)
 492                 eth_dev->data->dev_link.link_status = 0;
 493
 494         bnxt_rep_free_rx_mbufs(vfr_bp);
 495
 496         return 0;
 497 }
 498
 499 int bnxt_rep_dev_close_op(struct rte_eth_dev *eth_dev)
 500 {
 501         BNXT_TF_DBG(DEBUG, "BNXT Port:%d VFR close\n", eth_dev->data->port_id);
 502         bnxt_representor_uninit(eth_dev);
 503         return 0;
 504 }
 505
 506 int bnxt_rep_dev_info_get_op(struct rte_eth_dev *eth_dev,
 507                                 struct rte_eth_dev_info *dev_info)
 508 {
 509         struct bnxt_representor *rep_bp = eth_dev->data->dev_private;
 510         struct bnxt *parent_bp;
 511         unsigned int max_rx_rings;
 512         int rc = 0;
 513
 514         /* MAC Specifics */
 515         parent_bp = rep_bp->parent_dev->data->dev_private;
 516         if (!parent_bp) {
 517                 PMD_DRV_LOG(ERR, "Rep parent NULL!\n");
 518                 return rc;
 519         }
 520         PMD_DRV_LOG(DEBUG, "Representor dev_info_get_op\n");
 521         dev_info->max_mac_addrs = parent_bp->max_l2_ctx;
 522         dev_info->max_hash_mac_addrs = 0;
 523
 524         max_rx_rings = BNXT_MAX_VF_REP_RINGS;
 525         /* For the sake of symmetry, max_rx_queues = max_tx_queues */
 526         dev_info->max_rx_queues = max_rx_rings;
 527         dev_info->max_tx_queues = max_rx_rings;
 528         dev_info->reta_size = bnxt_rss_hash_tbl_size(parent_bp);
 529         dev_info->hash_key_size = 40;
 530
 531         /* MTU specifics */
 532         dev_info->min_mtu = RTE_ETHER_MIN_MTU;
 533         dev_info->max_mtu = BNXT_MAX_MTU;
 534
 535         /* Fast path specifics */
 536         dev_info->min_rx_bufsize = 1;
 537         dev_info->max_rx_pktlen = BNXT_MAX_PKT_LEN;
 538
 539         dev_info->rx_offload_capa = BNXT_DEV_RX_OFFLOAD_SUPPORT;
 540         if (parent_bp->flags & BNXT_FLAG_PTP_SUPPORTED)
 541                 dev_info->rx_offload_capa |= DEV_RX_OFFLOAD_TIMESTAMP;
 542         dev_info->tx_offload_capa = BNXT_DEV_TX_OFFLOAD_SUPPORT;
 543         dev_info->flow_type_rss_offloads = BNXT_ETH_RSS_SUPPORT;
 544
 545         dev_info->switch_info.name = eth_dev->device->name;
 546         dev_info->switch_info.domain_id = rep_bp->switch_domain_id;
 547         dev_info->switch_info.port_id =
 548                         rep_bp->vf_id & BNXT_SWITCH_PORT_ID_VF_MASK;
 549
 550         return 0;
 551 }
 552
 553 int bnxt_rep_dev_configure_op(__rte_unused struct rte_eth_dev *eth_dev)
 554 {
 555         struct bnxt_representor *rep_bp = eth_dev->data->dev_private;
 556
 557         PMD_DRV_LOG(DEBUG, "Representor dev_configure_op\n");
 558         rep_bp->rx_queues = (void *)eth_dev->data->rx_queues;
 559         rep_bp->tx_nr_rings = eth_dev->data->nb_tx_queues;
 560         rep_bp->rx_nr_rings = eth_dev->data->nb_rx_queues;
 561
 562         return 0;
 563 }
 564
 565 static int bnxt_init_rep_rx_ring(struct bnxt_rx_queue *rxq,
 566                                  unsigned int socket_id)
 567 {
 568         struct bnxt_rx_ring_info *rxr;
 569         struct bnxt_ring *ring;
 570
 571         rxr = rte_zmalloc_socket("bnxt_rep_rx_ring",
 572                                  sizeof(struct bnxt_rx_ring_info),
 573                                  RTE_CACHE_LINE_SIZE, socket_id);
 574         if (rxr == NULL)
 575                 return -ENOMEM;
 576         rxq->rx_ring = rxr;
 577
 578         ring = rte_zmalloc_socket("bnxt_rep_rx_ring_struct",
 579                                   sizeof(struct bnxt_ring),
 580                                   RTE_CACHE_LINE_SIZE, socket_id);
 581         if (ring == NULL)
 582                 return -ENOMEM;
 583         rxr->rx_ring_struct = ring;
 584         ring->ring_size = rte_align32pow2(rxq->nb_rx_desc);
 585         ring->ring_mask = ring->ring_size - 1;
 586
 587         return 0;
 588 }
 589
 590 int bnxt_rep_rx_queue_setup_op(struct rte_eth_dev *eth_dev,
 591                                uint16_t queue_idx,
 592                                uint16_t nb_desc,
 593                                unsigned int socket_id,
 594                                __rte_unused const struct rte_eth_rxconf *rx_conf,
 595                                __rte_unused struct rte_mempool *mp)
 596 {
 597         struct bnxt_representor *rep_bp = eth_dev->data->dev_private;
 598         struct bnxt *parent_bp = rep_bp->parent_dev->data->dev_private;
 599         struct bnxt_rx_queue *parent_rxq;
 600         struct bnxt_rx_queue *rxq;
 601         struct rte_mbuf **buf_ring;
 602         int rc = 0;
 603
 604         if (queue_idx >= BNXT_MAX_VF_REP_RINGS) {
 605                 PMD_DRV_LOG(ERR,
 606                             "Cannot create Rx ring %d. %d rings available\n",
 607                             queue_idx, BNXT_MAX_VF_REP_RINGS);
 608                 return -EINVAL;
 609         }
 610
 611         if (!nb_desc || nb_desc > MAX_RX_DESC_CNT) {
 612                 PMD_DRV_LOG(ERR, "nb_desc %d is invalid\n", nb_desc);
 613                 return -EINVAL;
 614         }
 615
 616         if (!parent_bp->rx_queues) {
 617                 PMD_DRV_LOG(ERR, "Parent Rx qs not configured yet\n");
 618                 return -EINVAL;
 619         }
 620
 621         parent_rxq = parent_bp->rx_queues[queue_idx];
 622         if (!parent_rxq) {
 623                 PMD_DRV_LOG(ERR, "Parent RxQ has not been configured yet\n");
 624                 return -EINVAL;
 625         }
 626
 627         if (nb_desc != parent_rxq->nb_rx_desc) {
 628                 PMD_DRV_LOG(ERR, "nb_desc %d do not match parent rxq", nb_desc);
 629                 return -EINVAL;
 630         }
 631
 632         if (eth_dev->data->rx_queues) {
 633                 rxq = eth_dev->data->rx_queues[queue_idx];
 634                 if (rxq)
 635                         bnxt_rx_queue_release_op(rxq);
 636         }
 637
 638         rxq = rte_zmalloc_socket("bnxt_vfr_rx_queue",
 639                                  sizeof(struct bnxt_rx_queue),
 640                                  RTE_CACHE_LINE_SIZE, socket_id);
 641         if (!rxq) {
 642                 PMD_DRV_LOG(ERR, "bnxt_vfr_rx_queue allocation failed!\n");
 643                 return -ENOMEM;
 644         }
 645
 646         rxq->nb_rx_desc = nb_desc;
 647
 648         rc = bnxt_init_rep_rx_ring(rxq, socket_id);
 649         if (rc)
 650                 goto out;
 651
 652         buf_ring = rte_zmalloc_socket("bnxt_rx_vfr_buf_ring",
 653                                       sizeof(struct rte_mbuf *) *
 654                                       rxq->rx_ring->rx_ring_struct->ring_size,
 655                                       RTE_CACHE_LINE_SIZE, socket_id);
 656         if (!buf_ring) {
 657                 PMD_DRV_LOG(ERR, "bnxt_rx_vfr_buf_ring allocation failed!\n");
 658                 rc = -ENOMEM;
 659                 goto out;
 660         }
 661
 662         rxq->rx_ring->rx_buf_ring = buf_ring;
 663         rxq->queue_id = queue_idx;
 664         rxq->port_id = eth_dev->data->port_id;
 665         eth_dev->data->rx_queues[queue_idx] = rxq;
 666
 667         return 0;
 668
 669 out:
 670         if (rxq)
 671                 bnxt_rep_rx_queue_release_op(rxq);
 672
 673         return rc;
 674 }
 675
 676 void bnxt_rep_rx_queue_release_op(void *rx_queue)
 677 {
 678         struct bnxt_rx_queue *rxq = (struct bnxt_rx_queue *)rx_queue;
 679
 680         if (!rxq)
 681                 return;
 682
 683         bnxt_rx_queue_release_mbufs(rxq);
 684
 685         bnxt_free_ring(rxq->rx_ring->rx_ring_struct);
 686         rte_free(rxq->rx_ring->rx_ring_struct);
 687         rte_free(rxq->rx_ring);
 688
 689         rte_free(rxq);
 690 }
 691
 692 int bnxt_rep_tx_queue_setup_op(struct rte_eth_dev *eth_dev,
 693                                uint16_t queue_idx,
 694                                uint16_t nb_desc,
 695                                unsigned int socket_id,
 696                                __rte_unused const struct rte_eth_txconf *tx_conf)
 697 {
 698         struct bnxt_representor *rep_bp = eth_dev->data->dev_private;
 699         struct bnxt *parent_bp = rep_bp->parent_dev->data->dev_private;
 700         struct bnxt_tx_queue *parent_txq, *txq;
 701         struct bnxt_vf_rep_tx_queue *vfr_txq;
 702
 703         if (queue_idx >= BNXT_MAX_VF_REP_RINGS) {
 704                 PMD_DRV_LOG(ERR,
 705                             "Cannot create Tx rings %d. %d rings available\n",
 706                             queue_idx, BNXT_MAX_VF_REP_RINGS);
 707                 return -EINVAL;
 708         }
 709
 710         if (!nb_desc || nb_desc > MAX_TX_DESC_CNT) {
 711                 PMD_DRV_LOG(ERR, "nb_desc %d is invalid", nb_desc);
 712                 return -EINVAL;
 713         }
 714
 715         if (!parent_bp->tx_queues) {
 716                 PMD_DRV_LOG(ERR, "Parent Tx qs not configured yet\n");
 717                 return -EINVAL;
 718         }
 719
 720         parent_txq = parent_bp->tx_queues[queue_idx];
 721         if (!parent_txq) {
 722                 PMD_DRV_LOG(ERR, "Parent TxQ has not been configured yet\n");
 723                 return -EINVAL;
 724         }
 725
 726         if (nb_desc != parent_txq->nb_tx_desc) {
 727                 PMD_DRV_LOG(ERR, "nb_desc %d do not match parent txq", nb_desc);
 728                 return -EINVAL;
 729         }
 730
 731         if (eth_dev->data->tx_queues) {
 732                 vfr_txq = eth_dev->data->tx_queues[queue_idx];
 733                 bnxt_rep_tx_queue_release_op(vfr_txq);
 734                 vfr_txq = NULL;
 735         }
 736
 737         vfr_txq = rte_zmalloc_socket("bnxt_vfr_tx_queue",
 738                                      sizeof(struct bnxt_vf_rep_tx_queue),
 739                                      RTE_CACHE_LINE_SIZE, socket_id);
 740         if (!vfr_txq) {
 741                 PMD_DRV_LOG(ERR, "bnxt_vfr_tx_queue allocation failed!");
 742                 return -ENOMEM;
 743         }
 744         txq = rte_zmalloc_socket("bnxt_tx_queue",
 745                                  sizeof(struct bnxt_tx_queue),
 746                                  RTE_CACHE_LINE_SIZE, socket_id);
 747         if (!txq) {
 748                 PMD_DRV_LOG(ERR, "bnxt_tx_queue allocation failed!");
 749                 rte_free(vfr_txq);
 750                 return -ENOMEM;
 751         }
 752
 753         txq->nb_tx_desc = nb_desc;
 754         txq->queue_id = queue_idx;
 755         txq->port_id = eth_dev->data->port_id;
 756         vfr_txq->txq = txq;
 757         vfr_txq->bp = rep_bp;
 758         eth_dev->data->tx_queues[queue_idx] = vfr_txq;
 759
 760         return 0;
 761 }
 762
 763 void bnxt_rep_tx_queue_release_op(void *tx_queue)
 764 {
 765         struct bnxt_vf_rep_tx_queue *vfr_txq = tx_queue;
 766
 767         if (!vfr_txq)
 768                 return;
 769
 770         rte_free(vfr_txq->txq);
 771         rte_free(vfr_txq);
 772 }
 773
 774 int bnxt_rep_stats_get_op(struct rte_eth_dev *eth_dev,
 775                              struct rte_eth_stats *stats)
 776 {
 777         struct bnxt_representor *rep_bp = eth_dev->data->dev_private;
 778         int i;
 779
 780         memset(stats, 0, sizeof(*stats));
 781         for (i = 0; i < BNXT_MAX_VF_REP_RINGS; i++) {
 782                 stats->obytes += rep_bp->tx_bytes[i];
 783                 stats->opackets += rep_bp->tx_pkts[i];
 784                 stats->ibytes += rep_bp->rx_bytes[i];
 785                 stats->ipackets += rep_bp->rx_pkts[i];
 786                 stats->imissed += rep_bp->rx_drop_pkts[i];
 787
 788                 stats->q_ipackets[i] = rep_bp->rx_pkts[i];
 789                 stats->q_ibytes[i] = rep_bp->rx_bytes[i];
 790                 stats->q_opackets[i] = rep_bp->tx_pkts[i];
 791                 stats->q_obytes[i] = rep_bp->tx_bytes[i];
 792                 stats->q_errors[i] = rep_bp->rx_drop_pkts[i];
 793         }
 794
 795         return 0;
 796 }
 797
 798 int bnxt_rep_stats_reset_op(struct rte_eth_dev *eth_dev)
 799 {
 800         struct bnxt_representor *rep_bp = eth_dev->data->dev_private;
 801         int i;
 802
 803         for (i = 0; i < BNXT_MAX_VF_REP_RINGS; i++) {
 804                 rep_bp->tx_pkts[i] = 0;
 805                 rep_bp->tx_bytes[i] = 0;
 806                 rep_bp->rx_pkts[i] = 0;
 807                 rep_bp->rx_bytes[i] = 0;
 808                 rep_bp->rx_drop_pkts[i] = 0;
 809         }
 810         return 0;
 811 }
 812
 813 int bnxt_rep_stop_all(struct bnxt *bp)
 814 {
 815         uint16_t vf_id;
 816         struct rte_eth_dev *rep_eth_dev;
 817         int ret;
 818
 819         /* No vfrep ports just exit */
 820         if (!bp->rep_info)
 821                 return 0;
 822
 823         for (vf_id = 0; vf_id < BNXT_MAX_VF_REPS; vf_id++) {
 824                 rep_eth_dev = bp->rep_info[vf_id].vfr_eth_dev;
 825                 if (!rep_eth_dev)
 826                         continue;
 827                 ret = bnxt_rep_dev_stop_op(rep_eth_dev);
 828                 if (ret != 0)
 829                         return ret;
 830         }
 831
 832         return 0;
 833 }