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