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