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         caps = IAVF_BASIC_OFFLOAD_CAPS | VIRTCHNL_VF_CAP_ADV_LINK_SPEED |
 339                 VIRTCHNL_VF_OFFLOAD_RX_FLEX_DESC |
 340                 VIRTCHNL_VF_OFFLOAD_FDIR_PF |
 341                 VIRTCHNL_VF_OFFLOAD_ADV_RSS_PF;
 342
 343         args.in_args = (uint8_t *)&caps;
 344         args.in_args_size = sizeof(caps);
 345
 346         err = iavf_execute_vf_cmd(adapter, &args);
 347
 348         if (err) {
 349                 PMD_DRV_LOG(ERR,
 350                             "Failed to execute command of OP_GET_VF_RESOURCE");
 351                 return -1;
 352         }
 353
 354         len =  sizeof(struct virtchnl_vf_resource) +
 355                       IAVF_MAX_VF_VSI * sizeof(struct virtchnl_vsi_resource);
 356
 357         rte_memcpy(vf->vf_res, args.out_buffer,
 358                    RTE_MIN(args.out_size, len));
 359         /* parse  VF config message back from PF*/
 360         iavf_vf_parse_hw_config(hw, vf->vf_res);
 361         for (i = 0; i < vf->vf_res->num_vsis; i++) {
 362                 if (vf->vf_res->vsi_res[i].vsi_type == VIRTCHNL_VSI_SRIOV)
 363                         vf->vsi_res = &vf->vf_res->vsi_res[i];
 364         }
 365
 366         if (!vf->vsi_res) {
 367                 PMD_INIT_LOG(ERR, "no LAN VSI found");
 368                 return -1;
 369         }
 370
 371         vf->vsi.vsi_id = vf->vsi_res->vsi_id;
 372         vf->vsi.nb_qps = vf->vsi_res->num_queue_pairs;
 373         vf->vsi.adapter = adapter;
 374
 375         return 0;
 376 }
 377
 378 int
 379 iavf_get_supported_rxdid(struct iavf_adapter *adapter)
 380 {
 381         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 382         struct iavf_cmd_info args;
 383         int ret;
 384
 385         args.ops = VIRTCHNL_OP_GET_SUPPORTED_RXDIDS;
 386         args.in_args = NULL;
 387         args.in_args_size = 0;
 388         args.out_buffer = vf->aq_resp;
 389         args.out_size = IAVF_AQ_BUF_SZ;
 390
 391         ret = iavf_execute_vf_cmd(adapter, &args);
 392         if (ret) {
 393                 PMD_DRV_LOG(ERR,
 394                             "Failed to execute command of OP_GET_SUPPORTED_RXDIDS");
 395                 return ret;
 396         }
 397
 398         vf->supported_rxdid =
 399                 ((struct virtchnl_supported_rxdids *)args.out_buffer)->supported_rxdids;
 400
 401         return 0;
 402 }
 403
 404 int
 405 iavf_enable_queues(struct iavf_adapter *adapter)
 406 {
 407         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 408         struct virtchnl_queue_select queue_select;
 409         struct iavf_cmd_info args;
 410         int err;
 411
 412         memset(&queue_select, 0, sizeof(queue_select));
 413         queue_select.vsi_id = vf->vsi_res->vsi_id;
 414
 415         queue_select.rx_queues = BIT(adapter->eth_dev->data->nb_rx_queues) - 1;
 416         queue_select.tx_queues = BIT(adapter->eth_dev->data->nb_tx_queues) - 1;
 417
 418         args.ops = VIRTCHNL_OP_ENABLE_QUEUES;
 419         args.in_args = (u8 *)&queue_select;
 420         args.in_args_size = sizeof(queue_select);
 421         args.out_buffer = vf->aq_resp;
 422         args.out_size = IAVF_AQ_BUF_SZ;
 423         err = iavf_execute_vf_cmd(adapter, &args);
 424         if (err) {
 425                 PMD_DRV_LOG(ERR,
 426                             "Failed to execute command of OP_ENABLE_QUEUES");
 427                 return err;
 428         }
 429         return 0;
 430 }
 431
 432 int
 433 iavf_disable_queues(struct iavf_adapter *adapter)
 434 {
 435         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 436         struct virtchnl_queue_select queue_select;
 437         struct iavf_cmd_info args;
 438         int err;
 439
 440         memset(&queue_select, 0, sizeof(queue_select));
 441         queue_select.vsi_id = vf->vsi_res->vsi_id;
 442
 443         queue_select.rx_queues = BIT(adapter->eth_dev->data->nb_rx_queues) - 1;
 444         queue_select.tx_queues = BIT(adapter->eth_dev->data->nb_tx_queues) - 1;
 445
 446         args.ops = VIRTCHNL_OP_DISABLE_QUEUES;
 447         args.in_args = (u8 *)&queue_select;
 448         args.in_args_size = sizeof(queue_select);
 449         args.out_buffer = vf->aq_resp;
 450         args.out_size = IAVF_AQ_BUF_SZ;
 451         err = iavf_execute_vf_cmd(adapter, &args);
 452         if (err) {
 453                 PMD_DRV_LOG(ERR,
 454                             "Failed to execute command of OP_DISABLE_QUEUES");
 455                 return err;
 456         }
 457         return 0;
 458 }
 459
 460 int
 461 iavf_switch_queue(struct iavf_adapter *adapter, uint16_t qid,
 462                  bool rx, bool on)
 463 {
 464         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 465         struct virtchnl_queue_select queue_select;
 466         struct iavf_cmd_info args;
 467         int err;
 468
 469         memset(&queue_select, 0, sizeof(queue_select));
 470         queue_select.vsi_id = vf->vsi_res->vsi_id;
 471         if (rx)
 472                 queue_select.rx_queues |= 1 << qid;
 473         else
 474                 queue_select.tx_queues |= 1 << qid;
 475
 476         if (on)
 477                 args.ops = VIRTCHNL_OP_ENABLE_QUEUES;
 478         else
 479                 args.ops = VIRTCHNL_OP_DISABLE_QUEUES;
 480         args.in_args = (u8 *)&queue_select;
 481         args.in_args_size = sizeof(queue_select);
 482         args.out_buffer = vf->aq_resp;
 483         args.out_size = IAVF_AQ_BUF_SZ;
 484         err = iavf_execute_vf_cmd(adapter, &args);
 485         if (err)
 486                 PMD_DRV_LOG(ERR, "Failed to execute command of %s",
 487                             on ? "OP_ENABLE_QUEUES" : "OP_DISABLE_QUEUES");
 488         return err;
 489 }
 490
 491 int
 492 iavf_configure_rss_lut(struct iavf_adapter *adapter)
 493 {
 494         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 495         struct virtchnl_rss_lut *rss_lut;
 496         struct iavf_cmd_info args;
 497         int len, err = 0;
 498
 499         len = sizeof(*rss_lut) + vf->vf_res->rss_lut_size - 1;
 500         rss_lut = rte_zmalloc("rss_lut", len, 0);
 501         if (!rss_lut)
 502                 return -ENOMEM;
 503
 504         rss_lut->vsi_id = vf->vsi_res->vsi_id;
 505         rss_lut->lut_entries = vf->vf_res->rss_lut_size;
 506         rte_memcpy(rss_lut->lut, vf->rss_lut, vf->vf_res->rss_lut_size);
 507
 508         args.ops = VIRTCHNL_OP_CONFIG_RSS_LUT;
 509         args.in_args = (u8 *)rss_lut;
 510         args.in_args_size = len;
 511         args.out_buffer = vf->aq_resp;
 512         args.out_size = IAVF_AQ_BUF_SZ;
 513
 514         err = iavf_execute_vf_cmd(adapter, &args);
 515         if (err)
 516                 PMD_DRV_LOG(ERR,
 517                             "Failed to execute command of OP_CONFIG_RSS_LUT");
 518
 519         rte_free(rss_lut);
 520         return err;
 521 }
 522
 523 int
 524 iavf_configure_rss_key(struct iavf_adapter *adapter)
 525 {
 526         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 527         struct virtchnl_rss_key *rss_key;
 528         struct iavf_cmd_info args;
 529         int len, err = 0;
 530
 531         len = sizeof(*rss_key) + vf->vf_res->rss_key_size - 1;
 532         rss_key = rte_zmalloc("rss_key", len, 0);
 533         if (!rss_key)
 534                 return -ENOMEM;
 535
 536         rss_key->vsi_id = vf->vsi_res->vsi_id;
 537         rss_key->key_len = vf->vf_res->rss_key_size;
 538         rte_memcpy(rss_key->key, vf->rss_key, vf->vf_res->rss_key_size);
 539
 540         args.ops = VIRTCHNL_OP_CONFIG_RSS_KEY;
 541         args.in_args = (u8 *)rss_key;
 542         args.in_args_size = len;
 543         args.out_buffer = vf->aq_resp;
 544         args.out_size = IAVF_AQ_BUF_SZ;
 545
 546         err = iavf_execute_vf_cmd(adapter, &args);
 547         if (err)
 548                 PMD_DRV_LOG(ERR,
 549                             "Failed to execute command of OP_CONFIG_RSS_KEY");
 550
 551         rte_free(rss_key);
 552         return err;
 553 }
 554
 555 int
 556 iavf_configure_queues(struct iavf_adapter *adapter)
 557 {
 558         struct iavf_rx_queue **rxq =
 559                 (struct iavf_rx_queue **)adapter->eth_dev->data->rx_queues;
 560         struct iavf_tx_queue **txq =
 561                 (struct iavf_tx_queue **)adapter->eth_dev->data->tx_queues;
 562         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 563         struct virtchnl_vsi_queue_config_info *vc_config;
 564         struct virtchnl_queue_pair_info *vc_qp;
 565         struct iavf_cmd_info args;
 566         uint16_t i, size;
 567         int err;
 568
 569         size = sizeof(*vc_config) +
 570                sizeof(vc_config->qpair[0]) * vf->num_queue_pairs;
 571         vc_config = rte_zmalloc("cfg_queue", size, 0);
 572         if (!vc_config)
 573                 return -ENOMEM;
 574
 575         vc_config->vsi_id = vf->vsi_res->vsi_id;
 576         vc_config->num_queue_pairs = vf->num_queue_pairs;
 577
 578         for (i = 0, vc_qp = vc_config->qpair;
 579              i < vf->num_queue_pairs;
 580              i++, vc_qp++) {
 581                 vc_qp->txq.vsi_id = vf->vsi_res->vsi_id;
 582                 vc_qp->txq.queue_id = i;
 583                 /* Virtchnnl configure queues by pairs */
 584                 if (i < adapter->eth_dev->data->nb_tx_queues) {
 585                         vc_qp->txq.ring_len = txq[i]->nb_tx_desc;
 586                         vc_qp->txq.dma_ring_addr = txq[i]->tx_ring_phys_addr;
 587                 }
 588                 vc_qp->rxq.vsi_id = vf->vsi_res->vsi_id;
 589                 vc_qp->rxq.queue_id = i;
 590                 vc_qp->rxq.max_pkt_size = vf->max_pkt_len;
 591                 /* Virtchnnl configure queues by pairs */
 592                 if (i < adapter->eth_dev->data->nb_rx_queues) {
 593                         vc_qp->rxq.ring_len = rxq[i]->nb_rx_desc;
 594                         vc_qp->rxq.dma_ring_addr = rxq[i]->rx_ring_phys_addr;
 595                         vc_qp->rxq.databuffer_size = rxq[i]->rx_buf_len;
 596
 597 #ifndef RTE_LIBRTE_IAVF_16BYTE_RX_DESC
 598                         if (vf->vf_res->vf_cap_flags &
 599                             VIRTCHNL_VF_OFFLOAD_RX_FLEX_DESC &&
 600                             vf->supported_rxdid & BIT(IAVF_RXDID_COMMS_OVS_1)) {
 601                                 vc_qp->rxq.rxdid = IAVF_RXDID_COMMS_OVS_1;
 602                                 PMD_DRV_LOG(NOTICE, "request RXDID == %d in "
 603                                             "Queue[%d]", vc_qp->rxq.rxdid, i);
 604                         } else {
 605                                 vc_qp->rxq.rxdid = IAVF_RXDID_LEGACY_1;
 606                                 PMD_DRV_LOG(NOTICE, "request RXDID == %d in "
 607                                             "Queue[%d]", vc_qp->rxq.rxdid, i);
 608                         }
 609 #else
 610                         if (vf->vf_res->vf_cap_flags &
 611                             VIRTCHNL_VF_OFFLOAD_RX_FLEX_DESC &&
 612                             vf->supported_rxdid & BIT(IAVF_RXDID_LEGACY_0)) {
 613                                 vc_qp->rxq.rxdid = IAVF_RXDID_LEGACY_0;
 614                                 PMD_DRV_LOG(NOTICE, "request RXDID == %d in "
 615                                             "Queue[%d]", vc_qp->rxq.rxdid, i);
 616                         } else {
 617                                 PMD_DRV_LOG(ERR, "RXDID == 0 is not supported");
 618                                 return -1;
 619                         }
 620 #endif
 621                 }
 622         }
 623
 624         memset(&args, 0, sizeof(args));
 625         args.ops = VIRTCHNL_OP_CONFIG_VSI_QUEUES;
 626         args.in_args = (uint8_t *)vc_config;
 627         args.in_args_size = size;
 628         args.out_buffer = vf->aq_resp;
 629         args.out_size = IAVF_AQ_BUF_SZ;
 630
 631         err = iavf_execute_vf_cmd(adapter, &args);
 632         if (err)
 633                 PMD_DRV_LOG(ERR, "Failed to execute command of"
 634                             " VIRTCHNL_OP_CONFIG_VSI_QUEUES");
 635
 636         rte_free(vc_config);
 637         return err;
 638 }
 639
 640 int
 641 iavf_config_irq_map(struct iavf_adapter *adapter)
 642 {
 643         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 644         struct virtchnl_irq_map_info *map_info;
 645         struct virtchnl_vector_map *vecmap;
 646         struct iavf_cmd_info args;
 647         int len, i, err;
 648
 649         len = sizeof(struct virtchnl_irq_map_info) +
 650               sizeof(struct virtchnl_vector_map) * vf->nb_msix;
 651
 652         map_info = rte_zmalloc("map_info", len, 0);
 653         if (!map_info)
 654                 return -ENOMEM;
 655
 656         map_info->num_vectors = vf->nb_msix;
 657         for (i = 0; i < vf->nb_msix; i++) {
 658                 vecmap = &map_info->vecmap[i];
 659                 vecmap->vsi_id = vf->vsi_res->vsi_id;
 660                 vecmap->rxitr_idx = IAVF_ITR_INDEX_DEFAULT;
 661                 vecmap->vector_id = vf->msix_base + i;
 662                 vecmap->txq_map = 0;
 663                 vecmap->rxq_map = vf->rxq_map[vf->msix_base + i];
 664         }
 665
 666         args.ops = VIRTCHNL_OP_CONFIG_IRQ_MAP;
 667         args.in_args = (u8 *)map_info;
 668         args.in_args_size = len;
 669         args.out_buffer = vf->aq_resp;
 670         args.out_size = IAVF_AQ_BUF_SZ;
 671         err = iavf_execute_vf_cmd(adapter, &args);
 672         if (err)
 673                 PMD_DRV_LOG(ERR, "fail to execute command OP_CONFIG_IRQ_MAP");
 674
 675         rte_free(map_info);
 676         return err;
 677 }
 678
 679 void
 680 iavf_add_del_all_mac_addr(struct iavf_adapter *adapter, bool add)
 681 {
 682         struct virtchnl_ether_addr_list *list;
 683         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 684         struct rte_ether_addr *addr;
 685         struct iavf_cmd_info args;
 686         int len, err, i, j;
 687         int next_begin = 0;
 688         int begin = 0;
 689
 690         do {
 691                 j = 0;
 692                 len = sizeof(struct virtchnl_ether_addr_list);
 693                 for (i = begin; i < IAVF_NUM_MACADDR_MAX; i++, next_begin++) {
 694                         addr = &adapter->eth_dev->data->mac_addrs[i];
 695                         if (rte_is_zero_ether_addr(addr))
 696                                 continue;
 697                         len += sizeof(struct virtchnl_ether_addr);
 698                         if (len >= IAVF_AQ_BUF_SZ) {
 699                                 next_begin = i + 1;
 700                                 break;
 701                         }
 702                 }
 703
 704                 list = rte_zmalloc("iavf_del_mac_buffer", len, 0);
 705                 if (!list) {
 706                         PMD_DRV_LOG(ERR, "fail to allocate memory");
 707                         return;
 708                 }
 709
 710                 for (i = begin; i < next_begin; i++) {
 711                         addr = &adapter->eth_dev->data->mac_addrs[i];
 712                         if (rte_is_zero_ether_addr(addr))
 713                                 continue;
 714                         rte_memcpy(list->list[j].addr, addr->addr_bytes,
 715                                    sizeof(addr->addr_bytes));
 716                         PMD_DRV_LOG(DEBUG, "add/rm mac:%x:%x:%x:%x:%x:%x",
 717                                     addr->addr_bytes[0], addr->addr_bytes[1],
 718                                     addr->addr_bytes[2], addr->addr_bytes[3],
 719                                     addr->addr_bytes[4], addr->addr_bytes[5]);
 720                         j++;
 721                 }
 722                 list->vsi_id = vf->vsi_res->vsi_id;
 723                 list->num_elements = j;
 724                 args.ops = add ? VIRTCHNL_OP_ADD_ETH_ADDR :
 725                            VIRTCHNL_OP_DEL_ETH_ADDR;
 726                 args.in_args = (uint8_t *)list;
 727                 args.in_args_size = len;
 728                 args.out_buffer = vf->aq_resp;
 729                 args.out_size = IAVF_AQ_BUF_SZ;
 730                 err = iavf_execute_vf_cmd(adapter, &args);
 731                 if (err)
 732                         PMD_DRV_LOG(ERR, "fail to execute command %s",
 733                                     add ? "OP_ADD_ETHER_ADDRESS" :
 734                                     "OP_DEL_ETHER_ADDRESS");
 735                 rte_free(list);
 736                 begin = next_begin;
 737         } while (begin < IAVF_NUM_MACADDR_MAX);
 738 }
 739
 740 int
 741 iavf_query_stats(struct iavf_adapter *adapter,
 742                 struct virtchnl_eth_stats **pstats)
 743 {
 744         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 745         struct virtchnl_queue_select q_stats;
 746         struct iavf_cmd_info args;
 747         int err;
 748
 749         memset(&q_stats, 0, sizeof(q_stats));
 750         q_stats.vsi_id = vf->vsi_res->vsi_id;
 751         args.ops = VIRTCHNL_OP_GET_STATS;
 752         args.in_args = (uint8_t *)&q_stats;
 753         args.in_args_size = sizeof(q_stats);
 754         args.out_buffer = vf->aq_resp;
 755         args.out_size = IAVF_AQ_BUF_SZ;
 756
 757         err = iavf_execute_vf_cmd(adapter, &args);
 758         if (err) {
 759                 PMD_DRV_LOG(ERR, "fail to execute command OP_GET_STATS");
 760                 *pstats = NULL;
 761                 return err;
 762         }
 763         *pstats = (struct virtchnl_eth_stats *)args.out_buffer;
 764         return 0;
 765 }
 766
 767 int
 768 iavf_config_promisc(struct iavf_adapter *adapter,
 769                    bool enable_unicast,
 770                    bool enable_multicast)
 771 {
 772         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 773         struct virtchnl_promisc_info promisc;
 774         struct iavf_cmd_info args;
 775         int err;
 776
 777         promisc.flags = 0;
 778         promisc.vsi_id = vf->vsi_res->vsi_id;
 779
 780         if (enable_unicast)
 781                 promisc.flags |= FLAG_VF_UNICAST_PROMISC;
 782
 783         if (enable_multicast)
 784                 promisc.flags |= FLAG_VF_MULTICAST_PROMISC;
 785
 786         args.ops = VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE;
 787         args.in_args = (uint8_t *)&promisc;
 788         args.in_args_size = sizeof(promisc);
 789         args.out_buffer = vf->aq_resp;
 790         args.out_size = IAVF_AQ_BUF_SZ;
 791
 792         err = iavf_execute_vf_cmd(adapter, &args);
 793
 794         if (err)
 795                 PMD_DRV_LOG(ERR,
 796                             "fail to execute command CONFIG_PROMISCUOUS_MODE");
 797         return err;
 798 }
 799
 800 int
 801 iavf_add_del_eth_addr(struct iavf_adapter *adapter, struct rte_ether_addr *addr,
 802                      bool add)
 803 {
 804         struct virtchnl_ether_addr_list *list;
 805         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 806         uint8_t cmd_buffer[sizeof(struct virtchnl_ether_addr_list) +
 807                            sizeof(struct virtchnl_ether_addr)];
 808         struct iavf_cmd_info args;
 809         int err;
 810
 811         list = (struct virtchnl_ether_addr_list *)cmd_buffer;
 812         list->vsi_id = vf->vsi_res->vsi_id;
 813         list->num_elements = 1;
 814         rte_memcpy(list->list[0].addr, addr->addr_bytes,
 815                    sizeof(addr->addr_bytes));
 816
 817         args.ops = add ? VIRTCHNL_OP_ADD_ETH_ADDR : VIRTCHNL_OP_DEL_ETH_ADDR;
 818         args.in_args = cmd_buffer;
 819         args.in_args_size = sizeof(cmd_buffer);
 820         args.out_buffer = vf->aq_resp;
 821         args.out_size = IAVF_AQ_BUF_SZ;
 822         err = iavf_execute_vf_cmd(adapter, &args);
 823         if (err)
 824                 PMD_DRV_LOG(ERR, "fail to execute command %s",
 825                             add ? "OP_ADD_ETH_ADDR" :  "OP_DEL_ETH_ADDR");
 826         return err;
 827 }
 828
 829 int
 830 iavf_add_del_vlan(struct iavf_adapter *adapter, uint16_t vlanid, bool add)
 831 {
 832         struct virtchnl_vlan_filter_list *vlan_list;
 833         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 834         uint8_t cmd_buffer[sizeof(struct virtchnl_vlan_filter_list) +
 835                                                         sizeof(uint16_t)];
 836         struct iavf_cmd_info args;
 837         int err;
 838
 839         vlan_list = (struct virtchnl_vlan_filter_list *)cmd_buffer;
 840         vlan_list->vsi_id = vf->vsi_res->vsi_id;
 841         vlan_list->num_elements = 1;
 842         vlan_list->vlan_id[0] = vlanid;
 843
 844         args.ops = add ? VIRTCHNL_OP_ADD_VLAN : VIRTCHNL_OP_DEL_VLAN;
 845         args.in_args = cmd_buffer;
 846         args.in_args_size = sizeof(cmd_buffer);
 847         args.out_buffer = vf->aq_resp;
 848         args.out_size = IAVF_AQ_BUF_SZ;
 849         err = iavf_execute_vf_cmd(adapter, &args);
 850         if (err)
 851                 PMD_DRV_LOG(ERR, "fail to execute command %s",
 852                             add ? "OP_ADD_VLAN" :  "OP_DEL_VLAN");
 853
 854         return err;
 855 }
 856
 857 int
 858 iavf_fdir_add(struct iavf_adapter *adapter,
 859         struct iavf_fdir_conf *filter)
 860 {
 861         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 862         struct virtchnl_fdir_add *fdir_ret;
 863
 864         struct iavf_cmd_info args;
 865         int err;
 866
 867         filter->add_fltr.vsi_id = vf->vsi_res->vsi_id;
 868         filter->add_fltr.validate_only = 0;
 869
 870         args.ops = VIRTCHNL_OP_ADD_FDIR_FILTER;
 871         args.in_args = (uint8_t *)(&filter->add_fltr);
 872         args.in_args_size = sizeof(*(&filter->add_fltr));
 873         args.out_buffer = vf->aq_resp;
 874         args.out_size = IAVF_AQ_BUF_SZ;
 875
 876         err = iavf_execute_vf_cmd(adapter, &args);
 877         if (err) {
 878                 PMD_DRV_LOG(ERR, "fail to execute command OP_ADD_FDIR_FILTER");
 879                 return err;
 880         }
 881
 882         fdir_ret = (struct virtchnl_fdir_add *)args.out_buffer;
 883         filter->flow_id = fdir_ret->flow_id;
 884
 885         if (fdir_ret->status == VIRTCHNL_FDIR_SUCCESS) {
 886                 PMD_DRV_LOG(INFO,
 887                         "Succeed in adding rule request by PF");
 888         } else if (fdir_ret->status == VIRTCHNL_FDIR_FAILURE_RULE_NORESOURCE) {
 889                 PMD_DRV_LOG(ERR,
 890                         "Failed to add rule request due to no hw resource");
 891                 return -1;
 892         } else if (fdir_ret->status == VIRTCHNL_FDIR_FAILURE_RULE_EXIST) {
 893                 PMD_DRV_LOG(ERR,
 894                         "Failed to add rule request due to the rule is already existed");
 895                 return -1;
 896         } else if (fdir_ret->status == VIRTCHNL_FDIR_FAILURE_RULE_CONFLICT) {
 897                 PMD_DRV_LOG(ERR,
 898                         "Failed to add rule request due to the rule is conflict with existing rule");
 899                 return -1;
 900         } else if (fdir_ret->status == VIRTCHNL_FDIR_FAILURE_RULE_INVALID) {
 901                 PMD_DRV_LOG(ERR,
 902                         "Failed to add rule request due to the hw doesn't support");
 903                 return -1;
 904         } else if (fdir_ret->status == VIRTCHNL_FDIR_FAILURE_RULE_TIMEOUT) {
 905                 PMD_DRV_LOG(ERR,
 906                         "Failed to add rule request due to time out for programming");
 907                 return -1;
 908         } else {
 909                 PMD_DRV_LOG(ERR,
 910                         "Failed to add rule request due to other reasons");
 911                 return -1;
 912         }
 913
 914         return 0;
 915 };
 916
 917 int
 918 iavf_fdir_del(struct iavf_adapter *adapter,
 919         struct iavf_fdir_conf *filter)
 920 {
 921         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
 922         struct virtchnl_fdir_del *fdir_ret;
 923
 924         struct iavf_cmd_info args;
 925         int err;
 926
 927         filter->del_fltr.vsi_id = vf->vsi_res->vsi_id;
 928         filter->del_fltr.flow_id = filter->flow_id;
 929
 930         args.ops = VIRTCHNL_OP_DEL_FDIR_FILTER;
 931         args.in_args = (uint8_t *)(&filter->del_fltr);
 932         args.in_args_size = sizeof(filter->del_fltr);
 933         args.out_buffer = vf->aq_resp;
 934         args.out_size = IAVF_AQ_BUF_SZ;
 935
 936         err = iavf_execute_vf_cmd(adapter, &args);
 937         if (err) {
 938                 PMD_DRV_LOG(ERR, "fail to execute command OP_DEL_FDIR_FILTER");
 939                 return err;
 940         }
 941
 942         fdir_ret = (struct virtchnl_fdir_del *)args.out_buffer;
 943
 944         if (fdir_ret->status == VIRTCHNL_FDIR_SUCCESS) {
 945                 PMD_DRV_LOG(INFO,
 946                         "Succeed in deleting rule request by PF");
 947         } else if (fdir_ret->status == VIRTCHNL_FDIR_FAILURE_RULE_NONEXIST) {
 948                 PMD_DRV_LOG(ERR,
 949                         "Failed to delete rule request due to this rule doesn't exist");
 950                 return -1;
 951         } else if (fdir_ret->status == VIRTCHNL_FDIR_FAILURE_RULE_TIMEOUT) {
 952                 PMD_DRV_LOG(ERR,
 953                         "Failed to delete rule request due to time out for programming");
 954                 return -1;
 955         } else {
 956                 PMD_DRV_LOG(ERR,
 957                         "Failed to delete rule request due to other reasons");
 958                 return -1;
 959         }
 960
 961         return 0;
 962 };
 963
 964 int
 965 iavf_fdir_check(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_add *fdir_ret;
 970
 971         struct iavf_cmd_info args;
 972         int err;
 973
 974         filter->add_fltr.vsi_id = vf->vsi_res->vsi_id;
 975         filter->add_fltr.validate_only = 1;
 976
 977         args.ops = VIRTCHNL_OP_ADD_FDIR_FILTER;
 978         args.in_args = (uint8_t *)(&filter->add_fltr);
 979         args.in_args_size = sizeof(*(&filter->add_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 check flow direcotor rule");
 986                 return err;
 987         }
 988
 989         fdir_ret = (struct virtchnl_fdir_add *)args.out_buffer;
 990
 991         if (fdir_ret->status == VIRTCHNL_FDIR_SUCCESS) {
 992                 PMD_DRV_LOG(INFO,
 993                         "Succeed in checking rule request by PF");
 994         } else if (fdir_ret->status == VIRTCHNL_FDIR_FAILURE_RULE_INVALID) {
 995                 PMD_DRV_LOG(ERR,
 996                         "Failed to check rule request due to parameters validation"
 997                         " or HW doesn't support");
 998                 return -1;
 999         } else {
1000                 PMD_DRV_LOG(ERR,
1001                         "Failed to check rule request due to other reasons");
1002                 return -1;
1003         }
1004
1005         return 0;
1006 }
1007
1008 int
1009 iavf_add_del_rss_cfg(struct iavf_adapter *adapter,
1010                      struct virtchnl_rss_cfg *rss_cfg, bool add)
1011 {
1012         struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(adapter);
1013         struct iavf_cmd_info args;
1014         int err;
1015
1016         memset(&args, 0, sizeof(args));
1017         args.ops = add ? VIRTCHNL_OP_ADD_RSS_CFG :
1018                 VIRTCHNL_OP_DEL_RSS_CFG;
1019         args.in_args = (u8 *)rss_cfg;
1020         args.in_args_size = sizeof(*rss_cfg);
1021         args.out_buffer = vf->aq_resp;
1022         args.out_size = IAVF_AQ_BUF_SZ;
1023
1024         err = iavf_execute_vf_cmd(adapter, &args);
1025         if (err)
1026                 PMD_DRV_LOG(ERR,
1027                             "Failed to execute command of %s",
1028                             add ? "OP_ADD_RSS_CFG" :
1029                             "OP_DEL_RSS_INPUT_CFG");
1030
1031         return err;
1032 }