drivers/net/iavf/iavf_vchnl.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2017 Intel Corporation
   3  */
   4
   5 #include <stdio.h>
   6 #include <errno.h>
   7 #include <stdint.h>
   8 #include <string.h>
   9 #include <unistd.h>
  10 #include <stdarg.h>
  11 #include <inttypes.h>
  12 #include <rte_byteorder.h>
  13 #include <rte_common.h>
  14
  15 #include <rte_debug.h>
  16 #include <rte_atomic.h>
  17 #include <rte_eal.h>
  18 #include <rte_ether.h>
  19 #include <rte_ethdev_driver.h>
  20 #include <rte_dev.h>
  21
  22 #include "iavf.h"
  23 #include "iavf_rxtx.h"
  24
  25 #define MAX_TRY_TIMES 200
  26 #define ASQ_DELAY_MS  10
  27
  28 /* Read data in admin queue to get msg from pf driver */
  29 static enum iavf_status
  30 iavf_read_msg_from_pf(struct iavf_adapter *adapter, uint16_t buf_len,
  31                      uint8_t *buf)
  32 {
  33         struct iavf_hw *hw = IAVF_DEV_PRIVATE_TO_HW(adapter);
  34         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
  35         struct iavf_arq_event_info event;
  36         enum virtchnl_ops opcode;
  37         int ret;
  38
  39         event.buf_len = buf_len;
  40         event.msg_buf = buf;
  41         ret = iavf_clean_arq_element(hw, &event, NULL);
  42         /* Can't read any msg from adminQ */
  43         if (ret) {
  44                 PMD_DRV_LOG(DEBUG, "Can't read msg from AQ");
  45                 return ret;
  46         }
  47
  48         opcode = (enum virtchnl_ops)rte_le_to_cpu_32(event.desc.cookie_high);
  49         vf->cmd_retval = (enum virtchnl_status_code)rte_le_to_cpu_32(
  50                         event.desc.cookie_low);
  51
  52         PMD_DRV_LOG(DEBUG, "AQ from pf carries opcode %u, retval %d",
  53                     opcode, vf->cmd_retval);
  54
  55         if (opcode != vf->pend_cmd) {
  56                 if (opcode != VIRTCHNL_OP_EVENT) {
  57                         PMD_DRV_LOG(WARNING,
  58                                     "command mismatch, expect %u, get %u",
  59                                     vf->pend_cmd, opcode);
  60                 }
  61                 return IAVF_ERR_OPCODE_MISMATCH;
  62         }
  63
  64         return IAVF_SUCCESS;
  65 }
  66
  67 static int
  68 iavf_execute_vf_cmd(struct iavf_adapter *adapter, struct iavf_cmd_info *args)
  69 {
  70         struct iavf_hw *hw = IAVF_DEV_PRIVATE_TO_HW(adapter);
  71         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
  72         enum iavf_status ret;
  73         int err = 0;
  74         int i = 0;
  75
  76         if (_atomic_set_cmd(vf, args->ops))
  77                 return -1;
  78
  79         ret = iavf_aq_send_msg_to_pf(hw, args->ops, IAVF_SUCCESS,
  80                                     args->in_args, args->in_args_size, NULL);
  81         if (ret) {
  82                 PMD_DRV_LOG(ERR, "fail to send cmd %d", args->ops);
  83                 _clear_cmd(vf);
  84                 return err;
  85         }
  86
  87         switch (args->ops) {
  88         case VIRTCHNL_OP_RESET_VF:
  89                 /*no need to wait for response */
  90                 _clear_cmd(vf);
  91                 break;
  92         case VIRTCHNL_OP_VERSION:
  93         case VIRTCHNL_OP_GET_VF_RESOURCES:
  94         case VIRTCHNL_OP_GET_SUPPORTED_RXDIDS:
  95                 /* for init virtchnl ops, need to poll the response */
  96                 do {
  97                         ret = iavf_read_msg_from_pf(adapter, args->out_size,
  98                                                    args->out_buffer);
  99                         if (ret == IAVF_SUCCESS)
 100                                 break;
 101                         rte_delay_ms(ASQ_DELAY_MS);
 102                 } while (i++ < MAX_TRY_TIMES);
 103                 if (i >= MAX_TRY_TIMES ||
 104                     vf->cmd_retval != VIRTCHNL_STATUS_SUCCESS) {
 105                         err = -1;
 106                         PMD_DRV_LOG(ERR, "No response or return failure (%d)"
 107                                     " for cmd %d", vf->cmd_retval, args->ops);
 108                 }
 109                 _clear_cmd(vf);
 110                 break;
 111
 112         default:
 113                 /* For other virtchnl ops in running time,
 114                  * wait for the cmd done flag.
 115                  */
 116                 do {
 117                         if (vf->pend_cmd == VIRTCHNL_OP_UNKNOWN)
 118                                 break;
 119                         rte_delay_ms(ASQ_DELAY_MS);
 120                         /* If don't read msg or read sys event, continue */
 121                 } while (i++ < MAX_TRY_TIMES);
 122                 /* If there's no response is received, clear command */
 123                 if (i >= MAX_TRY_TIMES  ||
 124                     vf->cmd_retval != VIRTCHNL_STATUS_SUCCESS) {
 125                         err = -1;
 126                         PMD_DRV_LOG(ERR, "No response or return failure (%d)"
 127                                     " for cmd %d", vf->cmd_retval, args->ops);
 128                         _clear_cmd(vf);
 129                 }
 130                 break;
 131         }
 132
 133         return err;
 134 }
 135
 136 static uint32_t
 137 iavf_convert_link_speed(enum virtchnl_link_speed virt_link_speed)
 138 {
 139         uint32_t speed;
 140
 141         switch (virt_link_speed) {
 142         case VIRTCHNL_LINK_SPEED_100MB:
 143                 speed = 100;
 144                 break;
 145         case VIRTCHNL_LINK_SPEED_1GB:
 146                 speed = 1000;
 147                 break;
 148         case VIRTCHNL_LINK_SPEED_10GB:
 149                 speed = 10000;
 150                 break;
 151         case VIRTCHNL_LINK_SPEED_40GB:
 152                 speed = 40000;
 153                 break;
 154         case VIRTCHNL_LINK_SPEED_20GB:
 155                 speed = 20000;
 156                 break;
 157         case VIRTCHNL_LINK_SPEED_25GB:
 158                 speed = 25000;
 159                 break;
 160         case VIRTCHNL_LINK_SPEED_2_5GB:
 161                 speed = 2500;
 162                 break;
 163         case VIRTCHNL_LINK_SPEED_5GB:
 164                 speed = 5000;
 165                 break;
 166         default:
 167                 speed = 0;
 168                 break;
 169         }
 170
 171         return speed;
 172 }
 173
 174 static void
 175 iavf_handle_pf_event_msg(struct rte_eth_dev *dev, uint8_t *msg,
 176                         uint16_t msglen)
 177 {
 178         struct virtchnl_pf_event *pf_msg =
 179                         (struct virtchnl_pf_event *)msg;
 180         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
 181
 182         if (msglen < sizeof(struct virtchnl_pf_event)) {
 183                 PMD_DRV_LOG(DEBUG, "Error event");
 184                 return;
 185         }
 186         switch (pf_msg->event) {
 187         case VIRTCHNL_EVENT_RESET_IMPENDING:
 188                 PMD_DRV_LOG(DEBUG, "VIRTCHNL_EVENT_RESET_IMPENDING event");
 189                 rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_INTR_RESET,
 190                                               NULL);
 191                 break;
 192         case VIRTCHNL_EVENT_LINK_CHANGE:
 193                 PMD_DRV_LOG(DEBUG, "VIRTCHNL_EVENT_LINK_CHANGE event");
 194                 vf->link_up = pf_msg->event_data.link_event.link_status;
 195                 if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_CAP_ADV_LINK_SPEED) {
 196                         vf->link_speed =
 197                                 pf_msg->event_data.link_event_adv.link_speed;
 198                 } else {
 199                         enum virtchnl_link_speed speed;
 200                         speed = pf_msg->event_data.link_event.link_speed;
 201                         vf->link_speed = iavf_convert_link_speed(speed);
 202                 }
 203                 iavf_dev_link_update(dev, 0);
 204                 rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_INTR_LSC, NULL);
 205                 break;
 206         case VIRTCHNL_EVENT_PF_DRIVER_CLOSE:
 207                 PMD_DRV_LOG(DEBUG, "VIRTCHNL_EVENT_PF_DRIVER_CLOSE event");
 208                 break;
 209         default:
 210                 PMD_DRV_LOG(ERR, " unknown event received %u", pf_msg->event);
 211                 break;
 212         }
 213 }
 214
 215 void
 216 iavf_handle_virtchnl_msg(struct rte_eth_dev *dev)
 217 {
 218         struct iavf_hw *hw = IAVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
 219         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
 220         struct iavf_arq_event_info info;
 221         uint16_t pending, aq_opc;
 222         enum virtchnl_ops msg_opc;
 223         enum iavf_status msg_ret;
 224         int ret;
 225
 226         info.buf_len = IAVF_AQ_BUF_SZ;
 227         if (!vf->aq_resp) {
 228                 PMD_DRV_LOG(ERR, "Buffer for adminq resp should not be NULL");
 229                 return;
 230         }
 231         info.msg_buf = vf->aq_resp;
 232
 233         pending = 1;
 234         while (pending) {
 235                 ret = iavf_clean_arq_element(hw, &info, &pending);
 236
 237                 if (ret != IAVF_SUCCESS) {
 238                         PMD_DRV_LOG(INFO, "Failed to read msg from AdminQ,"
 239                                     "ret: %d", ret);
 240                         break;
 241                 }
 242                 aq_opc = rte_le_to_cpu_16(info.desc.opcode);
 243                 /* For the message sent from pf to vf, opcode is stored in
 244                  * cookie_high of struct iavf_aq_desc, while return error code
 245                  * are stored in cookie_low, Which is done by PF driver.
 246                  */
 247                 msg_opc = (enum virtchnl_ops)rte_le_to_cpu_32(
 248                                                   info.desc.cookie_high);
 249                 msg_ret = (enum iavf_status)rte_le_to_cpu_32(
 250                                                   info.desc.cookie_low);
 251                 switch (aq_opc) {
 252                 case iavf_aqc_opc_send_msg_to_vf:
 253                         if (msg_opc == VIRTCHNL_OP_EVENT) {
 254                                 iavf_handle_pf_event_msg(dev, info.msg_buf,
 255                                                         info.msg_len);
 256                         } else {
 257                                 /* read message and it's expected one */
 258                                 if (msg_opc == vf->pend_cmd)
 259                                         _notify_cmd(vf, msg_ret);
 260                                 else
 261                                         PMD_DRV_LOG(ERR, "command mismatch,"
 262                                                     "expect %u, get %u",
 263                                                     vf->pend_cmd, msg_opc);
 264                                 PMD_DRV_LOG(DEBUG,
 265                                             "adminq response is received,"
 266                                             " opcode = %d", msg_opc);
 267                         }
 268                         break;
 269                 default:
 270                         PMD_DRV_LOG(DEBUG, "Request %u is not supported yet",
 271                                     aq_opc);
 272                         break;
 273                 }
 274         }
 275 }
 276
 277 int
 278 iavf_enable_vlan_strip(struct iavf_adapter *adapter)
 279 {
 280         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 281         struct iavf_cmd_info args;
 282         int ret;
 283
 284         memset(&args, 0, sizeof(args));
 285         args.ops = VIRTCHNL_OP_ENABLE_VLAN_STRIPPING;
 286         args.in_args = NULL;
 287         args.in_args_size = 0;
 288         args.out_buffer = vf->aq_resp;
 289         args.out_size = IAVF_AQ_BUF_SZ;
 290         ret = iavf_execute_vf_cmd(adapter, &args);
 291         if (ret)
 292                 PMD_DRV_LOG(ERR, "Failed to execute command of"
 293                             " OP_ENABLE_VLAN_STRIPPING");
 294
 295         return ret;
 296 }
 297
 298 int
 299 iavf_disable_vlan_strip(struct iavf_adapter *adapter)
 300 {
 301         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 302         struct iavf_cmd_info args;
 303         int ret;
 304
 305         memset(&args, 0, sizeof(args));
 306         args.ops = VIRTCHNL_OP_DISABLE_VLAN_STRIPPING;
 307         args.in_args = NULL;
 308         args.in_args_size = 0;
 309         args.out_buffer = vf->aq_resp;
 310         args.out_size = IAVF_AQ_BUF_SZ;
 311         ret = iavf_execute_vf_cmd(adapter, &args);
 312         if (ret)
 313                 PMD_DRV_LOG(ERR, "Failed to execute command of"
 314                             " OP_DISABLE_VLAN_STRIPPING");
 315
 316         return ret;
 317 }
 318
 319 #define VIRTCHNL_VERSION_MAJOR_START 1
 320 #define VIRTCHNL_VERSION_MINOR_START 1
 321
 322 /* Check API version with sync wait until version read from admin queue */
 323 int
 324 iavf_check_api_version(struct iavf_adapter *adapter)
 325 {
 326         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 327         struct virtchnl_version_info version, *pver;
 328         struct iavf_cmd_info args;
 329         int err;
 330
 331         version.major = VIRTCHNL_VERSION_MAJOR;
 332         version.minor = VIRTCHNL_VERSION_MINOR;
 333
 334         args.ops = VIRTCHNL_OP_VERSION;
 335         args.in_args = (uint8_t *)&version;
 336         args.in_args_size = sizeof(version);
 337         args.out_buffer = vf->aq_resp;
 338         args.out_size = IAVF_AQ_BUF_SZ;
 339
 340         err = iavf_execute_vf_cmd(adapter, &args);
 341         if (err) {
 342                 PMD_INIT_LOG(ERR, "Fail to execute command of OP_VERSION");
 343                 return err;
 344         }
 345
 346         pver = (struct virtchnl_version_info *)args.out_buffer;
 347         vf->virtchnl_version = *pver;
 348
 349         if (vf->virtchnl_version.major < VIRTCHNL_VERSION_MAJOR_START ||
 350             (vf->virtchnl_version.major == VIRTCHNL_VERSION_MAJOR_START &&
 351              vf->virtchnl_version.minor < VIRTCHNL_VERSION_MINOR_START)) {
 352                 PMD_INIT_LOG(ERR, "VIRTCHNL API version should not be lower"
 353                              " than (%u.%u) to support Adapative VF",
 354                              VIRTCHNL_VERSION_MAJOR_START,
 355                              VIRTCHNL_VERSION_MAJOR_START);
 356                 return -1;
 357         } else if (vf->virtchnl_version.major > VIRTCHNL_VERSION_MAJOR ||
 358                    (vf->virtchnl_version.major == VIRTCHNL_VERSION_MAJOR &&
 359                     vf->virtchnl_version.minor > VIRTCHNL_VERSION_MINOR)) {
 360                 PMD_INIT_LOG(ERR, "PF/VF API version mismatch:(%u.%u)-(%u.%u)",
 361                              vf->virtchnl_version.major,
 362                              vf->virtchnl_version.minor,
 363                              VIRTCHNL_VERSION_MAJOR,
 364                              VIRTCHNL_VERSION_MINOR);
 365                 return -1;
 366         }
 367
 368         PMD_DRV_LOG(DEBUG, "Peer is supported PF host");
 369         return 0;
 370 }
 371
 372 int
 373 iavf_get_vf_resource(struct iavf_adapter *adapter)
 374 {
 375         struct iavf_hw *hw = IAVF_DEV_PRIVATE_TO_HW(adapter);
 376         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 377         struct iavf_cmd_info args;
 378         uint32_t caps, len;
 379         int err, i;
 380
 381         args.ops = VIRTCHNL_OP_GET_VF_RESOURCES;
 382         args.out_buffer = vf->aq_resp;
 383         args.out_size = IAVF_AQ_BUF_SZ;
 384
 385         caps = IAVF_BASIC_OFFLOAD_CAPS | VIRTCHNL_VF_CAP_ADV_LINK_SPEED |
 386                 VIRTCHNL_VF_OFFLOAD_RX_FLEX_DESC |
 387                 VIRTCHNL_VF_OFFLOAD_FDIR_PF |
 388                 VIRTCHNL_VF_OFFLOAD_ADV_RSS_PF;
 389
 390         args.in_args = (uint8_t *)&caps;
 391         args.in_args_size = sizeof(caps);
 392
 393         err = iavf_execute_vf_cmd(adapter, &args);
 394
 395         if (err) {
 396                 PMD_DRV_LOG(ERR,
 397                             "Failed to execute command of OP_GET_VF_RESOURCE");
 398                 return -1;
 399         }
 400
 401         len =  sizeof(struct virtchnl_vf_resource) +
 402                       IAVF_MAX_VF_VSI * sizeof(struct virtchnl_vsi_resource);
 403
 404         rte_memcpy(vf->vf_res, args.out_buffer,
 405                    RTE_MIN(args.out_size, len));
 406         /* parse  VF config message back from PF*/
 407         iavf_vf_parse_hw_config(hw, vf->vf_res);
 408         for (i = 0; i < vf->vf_res->num_vsis; i++) {
 409                 if (vf->vf_res->vsi_res[i].vsi_type == VIRTCHNL_VSI_SRIOV)
 410                         vf->vsi_res = &vf->vf_res->vsi_res[i];
 411         }
 412
 413         if (!vf->vsi_res) {
 414                 PMD_INIT_LOG(ERR, "no LAN VSI found");
 415                 return -1;
 416         }
 417
 418         vf->vsi.vsi_id = vf->vsi_res->vsi_id;
 419         vf->vsi.nb_qps = vf->vsi_res->num_queue_pairs;
 420         vf->vsi.adapter = adapter;
 421
 422         return 0;
 423 }
 424
 425 int
 426 iavf_get_supported_rxdid(struct iavf_adapter *adapter)
 427 {
 428         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 429         struct iavf_cmd_info args;
 430         int ret;
 431
 432         args.ops = VIRTCHNL_OP_GET_SUPPORTED_RXDIDS;
 433         args.in_args = NULL;
 434         args.in_args_size = 0;
 435         args.out_buffer = vf->aq_resp;
 436         args.out_size = IAVF_AQ_BUF_SZ;
 437
 438         ret = iavf_execute_vf_cmd(adapter, &args);
 439         if (ret) {
 440                 PMD_DRV_LOG(ERR,
 441                             "Failed to execute command of OP_GET_SUPPORTED_RXDIDS");
 442                 return ret;
 443         }
 444
 445         vf->supported_rxdid =
 446                 ((struct virtchnl_supported_rxdids *)args.out_buffer)->supported_rxdids;
 447
 448         return 0;
 449 }
 450
 451 int
 452 iavf_enable_queues(struct iavf_adapter *adapter)
 453 {
 454         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 455         struct virtchnl_queue_select queue_select;
 456         struct iavf_cmd_info args;
 457         int err;
 458
 459         memset(&queue_select, 0, sizeof(queue_select));
 460         queue_select.vsi_id = vf->vsi_res->vsi_id;
 461
 462         queue_select.rx_queues = BIT(adapter->eth_dev->data->nb_rx_queues) - 1;
 463         queue_select.tx_queues = BIT(adapter->eth_dev->data->nb_tx_queues) - 1;
 464
 465         args.ops = VIRTCHNL_OP_ENABLE_QUEUES;
 466         args.in_args = (u8 *)&queue_select;
 467         args.in_args_size = sizeof(queue_select);
 468         args.out_buffer = vf->aq_resp;
 469         args.out_size = IAVF_AQ_BUF_SZ;
 470         err = iavf_execute_vf_cmd(adapter, &args);
 471         if (err) {
 472                 PMD_DRV_LOG(ERR,
 473                             "Failed to execute command of OP_ENABLE_QUEUES");
 474                 return err;
 475         }
 476         return 0;
 477 }
 478
 479 int
 480 iavf_disable_queues(struct iavf_adapter *adapter)
 481 {
 482         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 483         struct virtchnl_queue_select queue_select;
 484         struct iavf_cmd_info args;
 485         int err;
 486
 487         memset(&queue_select, 0, sizeof(queue_select));
 488         queue_select.vsi_id = vf->vsi_res->vsi_id;
 489
 490         queue_select.rx_queues = BIT(adapter->eth_dev->data->nb_rx_queues) - 1;
 491         queue_select.tx_queues = BIT(adapter->eth_dev->data->nb_tx_queues) - 1;
 492
 493         args.ops = VIRTCHNL_OP_DISABLE_QUEUES;
 494         args.in_args = (u8 *)&queue_select;
 495         args.in_args_size = sizeof(queue_select);
 496         args.out_buffer = vf->aq_resp;
 497         args.out_size = IAVF_AQ_BUF_SZ;
 498         err = iavf_execute_vf_cmd(adapter, &args);
 499         if (err) {
 500                 PMD_DRV_LOG(ERR,
 501                             "Failed to execute command of OP_DISABLE_QUEUES");
 502                 return err;
 503         }
 504         return 0;
 505 }
 506
 507 int
 508 iavf_switch_queue(struct iavf_adapter *adapter, uint16_t qid,
 509                  bool rx, bool on)
 510 {
 511         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 512         struct virtchnl_queue_select queue_select;
 513         struct iavf_cmd_info args;
 514         int err;
 515
 516         memset(&queue_select, 0, sizeof(queue_select));
 517         queue_select.vsi_id = vf->vsi_res->vsi_id;
 518         if (rx)
 519                 queue_select.rx_queues |= 1 << qid;
 520         else
 521                 queue_select.tx_queues |= 1 << qid;
 522
 523         if (on)
 524                 args.ops = VIRTCHNL_OP_ENABLE_QUEUES;
 525         else
 526                 args.ops = VIRTCHNL_OP_DISABLE_QUEUES;
 527         args.in_args = (u8 *)&queue_select;
 528         args.in_args_size = sizeof(queue_select);
 529         args.out_buffer = vf->aq_resp;
 530         args.out_size = IAVF_AQ_BUF_SZ;
 531         err = iavf_execute_vf_cmd(adapter, &args);
 532         if (err)
 533                 PMD_DRV_LOG(ERR, "Failed to execute command of %s",
 534                             on ? "OP_ENABLE_QUEUES" : "OP_DISABLE_QUEUES");
 535         return err;
 536 }
 537
 538 int
 539 iavf_configure_rss_lut(struct iavf_adapter *adapter)
 540 {
 541         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 542         struct virtchnl_rss_lut *rss_lut;
 543         struct iavf_cmd_info args;
 544         int len, err = 0;
 545
 546         len = sizeof(*rss_lut) + vf->vf_res->rss_lut_size - 1;
 547         rss_lut = rte_zmalloc("rss_lut", len, 0);
 548         if (!rss_lut)
 549                 return -ENOMEM;
 550
 551         rss_lut->vsi_id = vf->vsi_res->vsi_id;
 552         rss_lut->lut_entries = vf->vf_res->rss_lut_size;
 553         rte_memcpy(rss_lut->lut, vf->rss_lut, vf->vf_res->rss_lut_size);
 554
 555         args.ops = VIRTCHNL_OP_CONFIG_RSS_LUT;
 556         args.in_args = (u8 *)rss_lut;
 557         args.in_args_size = len;
 558         args.out_buffer = vf->aq_resp;
 559         args.out_size = IAVF_AQ_BUF_SZ;
 560
 561         err = iavf_execute_vf_cmd(adapter, &args);
 562         if (err)
 563                 PMD_DRV_LOG(ERR,
 564                             "Failed to execute command of OP_CONFIG_RSS_LUT");
 565
 566         rte_free(rss_lut);
 567         return err;
 568 }
 569
 570 int
 571 iavf_configure_rss_key(struct iavf_adapter *adapter)
 572 {
 573         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 574         struct virtchnl_rss_key *rss_key;
 575         struct iavf_cmd_info args;
 576         int len, err = 0;
 577
 578         len = sizeof(*rss_key) + vf->vf_res->rss_key_size - 1;
 579         rss_key = rte_zmalloc("rss_key", len, 0);
 580         if (!rss_key)
 581                 return -ENOMEM;
 582
 583         rss_key->vsi_id = vf->vsi_res->vsi_id;
 584         rss_key->key_len = vf->vf_res->rss_key_size;
 585         rte_memcpy(rss_key->key, vf->rss_key, vf->vf_res->rss_key_size);
 586
 587         args.ops = VIRTCHNL_OP_CONFIG_RSS_KEY;
 588         args.in_args = (u8 *)rss_key;
 589         args.in_args_size = len;
 590         args.out_buffer = vf->aq_resp;
 591         args.out_size = IAVF_AQ_BUF_SZ;
 592
 593         err = iavf_execute_vf_cmd(adapter, &args);
 594         if (err)
 595                 PMD_DRV_LOG(ERR,
 596                             "Failed to execute command of OP_CONFIG_RSS_KEY");
 597
 598         rte_free(rss_key);
 599         return err;
 600 }
 601
 602 int
 603 iavf_configure_queues(struct iavf_adapter *adapter)
 604 {
 605         struct iavf_rx_queue **rxq =
 606                 (struct iavf_rx_queue **)adapter->eth_dev->data->rx_queues;
 607         struct iavf_tx_queue **txq =
 608                 (struct iavf_tx_queue **)adapter->eth_dev->data->tx_queues;
 609         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 610         struct virtchnl_vsi_queue_config_info *vc_config;
 611         struct virtchnl_queue_pair_info *vc_qp;
 612         struct iavf_cmd_info args;
 613         uint16_t i, size;
 614         int err;
 615
 616         size = sizeof(*vc_config) +
 617                sizeof(vc_config->qpair[0]) * vf->num_queue_pairs;
 618         vc_config = rte_zmalloc("cfg_queue", size, 0);
 619         if (!vc_config)
 620                 return -ENOMEM;
 621
 622         vc_config->vsi_id = vf->vsi_res->vsi_id;
 623         vc_config->num_queue_pairs = vf->num_queue_pairs;
 624
 625         for (i = 0, vc_qp = vc_config->qpair;
 626              i < vf->num_queue_pairs;
 627              i++, vc_qp++) {
 628                 vc_qp->txq.vsi_id = vf->vsi_res->vsi_id;
 629                 vc_qp->txq.queue_id = i;
 630                 /* Virtchnnl configure queues by pairs */
 631                 if (i < adapter->eth_dev->data->nb_tx_queues) {
 632                         vc_qp->txq.ring_len = txq[i]->nb_tx_desc;
 633                         vc_qp->txq.dma_ring_addr = txq[i]->tx_ring_phys_addr;
 634                 }
 635                 vc_qp->rxq.vsi_id = vf->vsi_res->vsi_id;
 636                 vc_qp->rxq.queue_id = i;
 637                 vc_qp->rxq.max_pkt_size = vf->max_pkt_len;
 638                 /* Virtchnnl configure queues by pairs */
 639                 if (i < adapter->eth_dev->data->nb_rx_queues) {
 640                         vc_qp->rxq.ring_len = rxq[i]->nb_rx_desc;
 641                         vc_qp->rxq.dma_ring_addr = rxq[i]->rx_ring_phys_addr;
 642                         vc_qp->rxq.databuffer_size = rxq[i]->rx_buf_len;
 643                 }
 644
 645 #ifndef RTE_LIBRTE_IAVF_16BYTE_RX_DESC
 646                 if (vf->vf_res->vf_cap_flags &
 647                         VIRTCHNL_VF_OFFLOAD_RX_FLEX_DESC &&
 648                         vf->supported_rxdid & BIT(IAVF_RXDID_COMMS_OVS_1)) {
 649                         vc_qp->rxq.rxdid = IAVF_RXDID_COMMS_OVS_1;
 650                         PMD_DRV_LOG(NOTICE, "request RXDID == %d in "
 651                                         "Queue[%d]", vc_qp->rxq.rxdid, i);
 652                 } else {
 653                         vc_qp->rxq.rxdid = IAVF_RXDID_LEGACY_1;
 654                         PMD_DRV_LOG(NOTICE, "request RXDID == %d in "
 655                                         "Queue[%d]", vc_qp->rxq.rxdid, i);
 656                 }
 657 #else
 658                 if (vf->vf_res->vf_cap_flags &
 659                         VIRTCHNL_VF_OFFLOAD_RX_FLEX_DESC &&
 660                         vf->supported_rxdid & BIT(IAVF_RXDID_LEGACY_0)) {
 661                         vc_qp->rxq.rxdid = IAVF_RXDID_LEGACY_0;
 662                         PMD_DRV_LOG(NOTICE, "request RXDID == %d in "
 663                                         "Queue[%d]", vc_qp->rxq.rxdid, i);
 664                 } else {
 665                         PMD_DRV_LOG(ERR, "RXDID == 0 is not supported");
 666                         return -1;
 667                 }
 668 #endif
 669         }
 670
 671         memset(&args, 0, sizeof(args));
 672         args.ops = VIRTCHNL_OP_CONFIG_VSI_QUEUES;
 673         args.in_args = (uint8_t *)vc_config;
 674         args.in_args_size = size;
 675         args.out_buffer = vf->aq_resp;
 676         args.out_size = IAVF_AQ_BUF_SZ;
 677
 678         err = iavf_execute_vf_cmd(adapter, &args);
 679         if (err)
 680                 PMD_DRV_LOG(ERR, "Failed to execute command of"
 681                             " VIRTCHNL_OP_CONFIG_VSI_QUEUES");
 682
 683         rte_free(vc_config);
 684         return err;
 685 }
 686
 687 int
 688 iavf_config_irq_map(struct iavf_adapter *adapter)
 689 {
 690         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 691         struct virtchnl_irq_map_info *map_info;
 692         struct virtchnl_vector_map *vecmap;
 693         struct iavf_cmd_info args;
 694         int len, i, err;
 695
 696         len = sizeof(struct virtchnl_irq_map_info) +
 697               sizeof(struct virtchnl_vector_map) * vf->nb_msix;
 698
 699         map_info = rte_zmalloc("map_info", len, 0);
 700         if (!map_info)
 701                 return -ENOMEM;
 702
 703         map_info->num_vectors = vf->nb_msix;
 704         for (i = 0; i < vf->nb_msix; i++) {
 705                 vecmap = &map_info->vecmap[i];
 706                 vecmap->vsi_id = vf->vsi_res->vsi_id;
 707                 vecmap->rxitr_idx = IAVF_ITR_INDEX_DEFAULT;
 708                 vecmap->vector_id = vf->msix_base + i;
 709                 vecmap->txq_map = 0;
 710                 vecmap->rxq_map = vf->rxq_map[vf->msix_base + i];
 711         }
 712
 713         args.ops = VIRTCHNL_OP_CONFIG_IRQ_MAP;
 714         args.in_args = (u8 *)map_info;
 715         args.in_args_size = len;
 716         args.out_buffer = vf->aq_resp;
 717         args.out_size = IAVF_AQ_BUF_SZ;
 718         err = iavf_execute_vf_cmd(adapter, &args);
 719         if (err)
 720                 PMD_DRV_LOG(ERR, "fail to execute command OP_CONFIG_IRQ_MAP");
 721
 722         rte_free(map_info);
 723         return err;
 724 }
 725
 726 void
 727 iavf_add_del_all_mac_addr(struct iavf_adapter *adapter, bool add)
 728 {
 729         struct virtchnl_ether_addr_list *list;
 730         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 731         struct rte_ether_addr *addr;
 732         struct iavf_cmd_info args;
 733         int len, err, i, j;
 734         int next_begin = 0;
 735         int begin = 0;
 736
 737         do {
 738                 j = 0;
 739                 len = sizeof(struct virtchnl_ether_addr_list);
 740                 for (i = begin; i < IAVF_NUM_MACADDR_MAX; i++, next_begin++) {
 741                         addr = &adapter->eth_dev->data->mac_addrs[i];
 742                         if (rte_is_zero_ether_addr(addr))
 743                                 continue;
 744                         len += sizeof(struct virtchnl_ether_addr);
 745                         if (len >= IAVF_AQ_BUF_SZ) {
 746                                 next_begin = i + 1;
 747                                 break;
 748                         }
 749                 }
 750
 751                 list = rte_zmalloc("iavf_del_mac_buffer", len, 0);
 752                 if (!list) {
 753                         PMD_DRV_LOG(ERR, "fail to allocate memory");
 754                         return;
 755                 }
 756
 757                 for (i = begin; i < next_begin; i++) {
 758                         addr = &adapter->eth_dev->data->mac_addrs[i];
 759                         if (rte_is_zero_ether_addr(addr))
 760                                 continue;
 761                         rte_memcpy(list->list[j].addr, addr->addr_bytes,
 762                                    sizeof(addr->addr_bytes));
 763                         PMD_DRV_LOG(DEBUG, "add/rm mac:%x:%x:%x:%x:%x:%x",
 764                                     addr->addr_bytes[0], addr->addr_bytes[1],
 765                                     addr->addr_bytes[2], addr->addr_bytes[3],
 766                                     addr->addr_bytes[4], addr->addr_bytes[5]);
 767                         j++;
 768                 }
 769                 list->vsi_id = vf->vsi_res->vsi_id;
 770                 list->num_elements = j;
 771                 args.ops = add ? VIRTCHNL_OP_ADD_ETH_ADDR :
 772                            VIRTCHNL_OP_DEL_ETH_ADDR;
 773                 args.in_args = (uint8_t *)list;
 774                 args.in_args_size = len;
 775                 args.out_buffer = vf->aq_resp;
 776                 args.out_size = IAVF_AQ_BUF_SZ;
 777                 err = iavf_execute_vf_cmd(adapter, &args);
 778                 if (err)
 779                         PMD_DRV_LOG(ERR, "fail to execute command %s",
 780                                     add ? "OP_ADD_ETHER_ADDRESS" :
 781                                     "OP_DEL_ETHER_ADDRESS");
 782                 rte_free(list);
 783                 begin = next_begin;
 784         } while (begin < IAVF_NUM_MACADDR_MAX);
 785 }
 786
 787 int
 788 iavf_query_stats(struct iavf_adapter *adapter,
 789                 struct virtchnl_eth_stats **pstats)
 790 {
 791         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 792         struct virtchnl_queue_select q_stats;
 793         struct iavf_cmd_info args;
 794         int err;
 795
 796         memset(&q_stats, 0, sizeof(q_stats));
 797         q_stats.vsi_id = vf->vsi_res->vsi_id;
 798         args.ops = VIRTCHNL_OP_GET_STATS;
 799         args.in_args = (uint8_t *)&q_stats;
 800         args.in_args_size = sizeof(q_stats);
 801         args.out_buffer = vf->aq_resp;
 802         args.out_size = IAVF_AQ_BUF_SZ;
 803
 804         err = iavf_execute_vf_cmd(adapter, &args);
 805         if (err) {
 806                 PMD_DRV_LOG(ERR, "fail to execute command OP_GET_STATS");
 807                 *pstats = NULL;
 808                 return err;
 809         }
 810         *pstats = (struct virtchnl_eth_stats *)args.out_buffer;
 811         return 0;
 812 }
 813
 814 int
 815 iavf_config_promisc(struct iavf_adapter *adapter,
 816                    bool enable_unicast,
 817                    bool enable_multicast)
 818 {
 819         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 820         struct virtchnl_promisc_info promisc;
 821         struct iavf_cmd_info args;
 822         int err;
 823
 824         promisc.flags = 0;
 825         promisc.vsi_id = vf->vsi_res->vsi_id;
 826
 827         if (enable_unicast)
 828                 promisc.flags |= FLAG_VF_UNICAST_PROMISC;
 829
 830         if (enable_multicast)
 831                 promisc.flags |= FLAG_VF_MULTICAST_PROMISC;
 832
 833         args.ops = VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE;
 834         args.in_args = (uint8_t *)&promisc;
 835         args.in_args_size = sizeof(promisc);
 836         args.out_buffer = vf->aq_resp;
 837         args.out_size = IAVF_AQ_BUF_SZ;
 838
 839         err = iavf_execute_vf_cmd(adapter, &args);
 840
 841         if (err)
 842                 PMD_DRV_LOG(ERR,
 843                             "fail to execute command CONFIG_PROMISCUOUS_MODE");
 844         return err;
 845 }
 846
 847 int
 848 iavf_add_del_eth_addr(struct iavf_adapter *adapter, struct rte_ether_addr *addr,
 849                      bool add)
 850 {
 851         struct virtchnl_ether_addr_list *list;
 852         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 853         uint8_t cmd_buffer[sizeof(struct virtchnl_ether_addr_list) +
 854                            sizeof(struct virtchnl_ether_addr)];
 855         struct iavf_cmd_info args;
 856         int err;
 857
 858         list = (struct virtchnl_ether_addr_list *)cmd_buffer;
 859         list->vsi_id = vf->vsi_res->vsi_id;
 860         list->num_elements = 1;
 861         rte_memcpy(list->list[0].addr, addr->addr_bytes,
 862                    sizeof(addr->addr_bytes));
 863
 864         args.ops = add ? VIRTCHNL_OP_ADD_ETH_ADDR : VIRTCHNL_OP_DEL_ETH_ADDR;
 865         args.in_args = cmd_buffer;
 866         args.in_args_size = sizeof(cmd_buffer);
 867         args.out_buffer = vf->aq_resp;
 868         args.out_size = IAVF_AQ_BUF_SZ;
 869         err = iavf_execute_vf_cmd(adapter, &args);
 870         if (err)
 871                 PMD_DRV_LOG(ERR, "fail to execute command %s",
 872                             add ? "OP_ADD_ETH_ADDR" :  "OP_DEL_ETH_ADDR");
 873         return err;
 874 }
 875
 876 int
 877 iavf_add_del_vlan(struct iavf_adapter *adapter, uint16_t vlanid, bool add)
 878 {
 879         struct virtchnl_vlan_filter_list *vlan_list;
 880         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 881         uint8_t cmd_buffer[sizeof(struct virtchnl_vlan_filter_list) +
 882                                                         sizeof(uint16_t)];
 883         struct iavf_cmd_info args;
 884         int err;
 885
 886         vlan_list = (struct virtchnl_vlan_filter_list *)cmd_buffer;
 887         vlan_list->vsi_id = vf->vsi_res->vsi_id;
 888         vlan_list->num_elements = 1;
 889         vlan_list->vlan_id[0] = vlanid;
 890
 891         args.ops = add ? VIRTCHNL_OP_ADD_VLAN : VIRTCHNL_OP_DEL_VLAN;
 892         args.in_args = cmd_buffer;
 893         args.in_args_size = sizeof(cmd_buffer);
 894         args.out_buffer = vf->aq_resp;
 895         args.out_size = IAVF_AQ_BUF_SZ;
 896         err = iavf_execute_vf_cmd(adapter, &args);
 897         if (err)
 898                 PMD_DRV_LOG(ERR, "fail to execute command %s",
 899                             add ? "OP_ADD_VLAN" :  "OP_DEL_VLAN");
 900
 901         return err;
 902 }
 903
 904 int
 905 iavf_fdir_add(struct iavf_adapter *adapter,
 906         struct iavf_fdir_conf *filter)
 907 {
 908         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 909         struct virtchnl_fdir_add *fdir_ret;
 910
 911         struct iavf_cmd_info args;
 912         int err;
 913
 914         filter->add_fltr.vsi_id = vf->vsi_res->vsi_id;
 915         filter->add_fltr.validate_only = 0;
 916
 917         args.ops = VIRTCHNL_OP_ADD_FDIR_FILTER;
 918         args.in_args = (uint8_t *)(&filter->add_fltr);
 919         args.in_args_size = sizeof(*(&filter->add_fltr));
 920         args.out_buffer = vf->aq_resp;
 921         args.out_size = IAVF_AQ_BUF_SZ;
 922
 923         err = iavf_execute_vf_cmd(adapter, &args);
 924         if (err) {
 925                 PMD_DRV_LOG(ERR, "fail to execute command OP_ADD_FDIR_FILTER");
 926                 return err;
 927         }
 928
 929         fdir_ret = (struct virtchnl_fdir_add *)args.out_buffer;
 930         filter->flow_id = fdir_ret->flow_id;
 931
 932         if (fdir_ret->status == VIRTCHNL_FDIR_SUCCESS) {
 933                 PMD_DRV_LOG(INFO,
 934                         "Succeed in adding rule request by PF");
 935         } else if (fdir_ret->status == VIRTCHNL_FDIR_FAILURE_RULE_NORESOURCE) {
 936                 PMD_DRV_LOG(ERR,
 937                         "Failed to add rule request due to no hw resource");
 938                 return -1;
 939         } else if (fdir_ret->status == VIRTCHNL_FDIR_FAILURE_RULE_EXIST) {
 940                 PMD_DRV_LOG(ERR,
 941                         "Failed to add rule request due to the rule is already existed");
 942                 return -1;
 943         } else if (fdir_ret->status == VIRTCHNL_FDIR_FAILURE_RULE_CONFLICT) {
 944                 PMD_DRV_LOG(ERR,
 945                         "Failed to add rule request due to the rule is conflict with existing rule");
 946                 return -1;
 947         } else if (fdir_ret->status == VIRTCHNL_FDIR_FAILURE_RULE_INVALID) {
 948                 PMD_DRV_LOG(ERR,
 949                         "Failed to add rule request due to the hw doesn't support");
 950                 return -1;
 951         } else if (fdir_ret->status == VIRTCHNL_FDIR_FAILURE_RULE_TIMEOUT) {
 952                 PMD_DRV_LOG(ERR,
 953                         "Failed to add rule request due to time out for programming");
 954                 return -1;
 955         } else {
 956                 PMD_DRV_LOG(ERR,
 957                         "Failed to add rule request due to other reasons");
 958                 return -1;
 959         }
 960
 961         return 0;
 962 };
 963
 964 int
 965 iavf_fdir_del(struct iavf_adapter *adapter,
 966         struct iavf_fdir_conf *filter)
 967 {
 968         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 969         struct virtchnl_fdir_del *fdir_ret;
 970
 971         struct iavf_cmd_info args;
 972         int err;
 973
 974         filter->del_fltr.vsi_id = vf->vsi_res->vsi_id;
 975         filter->del_fltr.flow_id = filter->flow_id;
 976
 977         args.ops = VIRTCHNL_OP_DEL_FDIR_FILTER;
 978         args.in_args = (uint8_t *)(&filter->del_fltr);
 979         args.in_args_size = sizeof(filter->del_fltr);
 980         args.out_buffer = vf->aq_resp;
 981         args.out_size = IAVF_AQ_BUF_SZ;
 982
 983         err = iavf_execute_vf_cmd(adapter, &args);
 984         if (err) {
 985                 PMD_DRV_LOG(ERR, "fail to execute command OP_DEL_FDIR_FILTER");
 986                 return err;
 987         }
 988
 989         fdir_ret = (struct virtchnl_fdir_del *)args.out_buffer;
 990
 991         if (fdir_ret->status == VIRTCHNL_FDIR_SUCCESS) {
 992                 PMD_DRV_LOG(INFO,
 993                         "Succeed in deleting rule request by PF");
 994         } else if (fdir_ret->status == VIRTCHNL_FDIR_FAILURE_RULE_NONEXIST) {
 995                 PMD_DRV_LOG(ERR,
 996                         "Failed to delete rule request due to this rule doesn't exist");
 997                 return -1;
 998         } else if (fdir_ret->status == VIRTCHNL_FDIR_FAILURE_RULE_TIMEOUT) {
 999                 PMD_DRV_LOG(ERR,
1000                         "Failed to delete rule request due to time out for programming");
1001                 return -1;
1002         } else {
1003                 PMD_DRV_LOG(ERR,
1004                         "Failed to delete rule request due to other reasons");
1005                 return -1;
1006         }
1007
1008         return 0;
1009 };
1010
1011 int
1012 iavf_fdir_check(struct iavf_adapter *adapter,
1013                 struct iavf_fdir_conf *filter)
1014 {
1015         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
1016         struct virtchnl_fdir_add *fdir_ret;
1017
1018         struct iavf_cmd_info args;
1019         int err;
1020
1021         filter->add_fltr.vsi_id = vf->vsi_res->vsi_id;
1022         filter->add_fltr.validate_only = 1;
1023
1024         args.ops = VIRTCHNL_OP_ADD_FDIR_FILTER;
1025         args.in_args = (uint8_t *)(&filter->add_fltr);
1026         args.in_args_size = sizeof(*(&filter->add_fltr));
1027         args.out_buffer = vf->aq_resp;
1028         args.out_size = IAVF_AQ_BUF_SZ;
1029
1030         err = iavf_execute_vf_cmd(adapter, &args);
1031         if (err) {
1032                 PMD_DRV_LOG(ERR, "fail to check flow direcotor rule");
1033                 return err;
1034         }
1035
1036         fdir_ret = (struct virtchnl_fdir_add *)args.out_buffer;
1037
1038         if (fdir_ret->status == VIRTCHNL_FDIR_SUCCESS) {
1039                 PMD_DRV_LOG(INFO,
1040                         "Succeed in checking rule request by PF");
1041         } else if (fdir_ret->status == VIRTCHNL_FDIR_FAILURE_RULE_INVALID) {
1042                 PMD_DRV_LOG(ERR,
1043                         "Failed to check rule request due to parameters validation"
1044                         " or HW doesn't support");
1045                 return -1;
1046         } else {
1047                 PMD_DRV_LOG(ERR,
1048                         "Failed to check rule request due to other reasons");
1049                 return -1;
1050         }
1051
1052         return 0;
1053 }
1054
1055 int
1056 iavf_add_del_rss_cfg(struct iavf_adapter *adapter,
1057                      struct virtchnl_rss_cfg *rss_cfg, bool add)
1058 {
1059         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
1060         struct iavf_cmd_info args;
1061         int err;
1062
1063         memset(&args, 0, sizeof(args));
1064         args.ops = add ? VIRTCHNL_OP_ADD_RSS_CFG :
1065                 VIRTCHNL_OP_DEL_RSS_CFG;
1066         args.in_args = (u8 *)rss_cfg;
1067         args.in_args_size = sizeof(*rss_cfg);
1068         args.out_buffer = vf->aq_resp;
1069         args.out_size = IAVF_AQ_BUF_SZ;
1070
1071         err = iavf_execute_vf_cmd(adapter, &args);
1072         if (err)
1073                 PMD_DRV_LOG(ERR,
1074                             "Failed to execute command of %s",
1075                             add ? "OP_ADD_RSS_CFG" :
1076                             "OP_DEL_RSS_INPUT_CFG");
1077
1078         return err;
1079 }
1080
1081 int
1082 iavf_add_del_mc_addr_list(struct iavf_adapter *adapter,
1083                         struct rte_ether_addr *mc_addrs,
1084                         uint32_t mc_addrs_num, bool add)
1085 {
1086         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
1087         uint8_t cmd_buffer[sizeof(struct virtchnl_ether_addr_list) +
1088                 (IAVF_NUM_MACADDR_MAX * sizeof(struct virtchnl_ether_addr))];
1089         struct virtchnl_ether_addr_list *list;
1090         struct iavf_cmd_info args;
1091         uint32_t i;
1092         int err;
1093
1094         if (mc_addrs == NULL || mc_addrs_num == 0)
1095                 return 0;
1096
1097         if (mc_addrs_num > IAVF_NUM_MACADDR_MAX)
1098                 return -EINVAL;
1099
1100         list = (struct virtchnl_ether_addr_list *)cmd_buffer;
1101         list->vsi_id = vf->vsi_res->vsi_id;
1102         list->num_elements = mc_addrs_num;
1103
1104         for (i = 0; i < mc_addrs_num; i++) {
1105                 if (!IAVF_IS_MULTICAST(mc_addrs[i].addr_bytes)) {
1106                         PMD_DRV_LOG(ERR, "Invalid mac:%x:%x:%x:%x:%x:%x",
1107                                     mc_addrs[i].addr_bytes[0],
1108                                     mc_addrs[i].addr_bytes[1],
1109                                     mc_addrs[i].addr_bytes[2],
1110                                     mc_addrs[i].addr_bytes[3],
1111                                     mc_addrs[i].addr_bytes[4],
1112                                     mc_addrs[i].addr_bytes[5]);
1113                         return -EINVAL;
1114                 }
1115
1116                 memcpy(list->list[i].addr, mc_addrs[i].addr_bytes,
1117                         sizeof(list->list[i].addr));
1118         }
1119
1120         args.ops = add ? VIRTCHNL_OP_ADD_ETH_ADDR : VIRTCHNL_OP_DEL_ETH_ADDR;
1121         args.in_args = cmd_buffer;
1122         args.in_args_size = sizeof(struct virtchnl_ether_addr_list) +
1123                 i * sizeof(struct virtchnl_ether_addr);
1124         args.out_buffer = vf->aq_resp;
1125         args.out_size = IAVF_AQ_BUF_SZ;
1126         err = iavf_execute_vf_cmd(adapter, &args);
1127
1128         if (err) {
1129                 PMD_DRV_LOG(ERR, "fail to execute command %s",
1130                         add ? "OP_ADD_ETH_ADDR" : "OP_DEL_ETH_ADDR");
1131                 return err;
1132         }
1133
1134         return 0;
1135 }