drivers/net/qlcnic/qlcnic_ctx.c

   1 /*
   2  * QLogic qlcnic NIC Driver
   3  * Copyright (c)  2009-2010 QLogic Corporation
   4  *
   5  * See LICENSE.qlcnic for copyright and licensing details.
   6  */
   7
   8 #include "qlcnic.h"
   9
  10 static u32
  11 qlcnic_poll_rsp(struct qlcnic_adapter *adapter)
  12 {
  13         u32 rsp;
  14         int timeout = 0;
  15
  16         do {
  17                 /* give atleast 1ms for firmware to respond */
  18                 msleep(1);
  19
  20                 if (++timeout > QLCNIC_OS_CRB_RETRY_COUNT)
  21                         return QLCNIC_CDRP_RSP_TIMEOUT;
  22
  23                 rsp = QLCRD32(adapter, QLCNIC_CDRP_CRB_OFFSET);
  24         } while (!QLCNIC_CDRP_IS_RSP(rsp));
  25
  26         return rsp;
  27 }
  28
  29 u32
  30 qlcnic_issue_cmd(struct qlcnic_adapter *adapter,
  31         u32 pci_fn, u32 version, u32 arg1, u32 arg2, u32 arg3, u32 cmd)
  32 {
  33         u32 rsp;
  34         u32 signature;
  35         u32 rcode = QLCNIC_RCODE_SUCCESS;
  36         struct pci_dev *pdev = adapter->pdev;
  37
  38         signature = QLCNIC_CDRP_SIGNATURE_MAKE(pci_fn, version);
  39
  40         /* Acquire semaphore before accessing CRB */
  41         if (qlcnic_api_lock(adapter))
  42                 return QLCNIC_RCODE_TIMEOUT;
  43
  44         QLCWR32(adapter, QLCNIC_SIGN_CRB_OFFSET, signature);
  45         QLCWR32(adapter, QLCNIC_ARG1_CRB_OFFSET, arg1);
  46         QLCWR32(adapter, QLCNIC_ARG2_CRB_OFFSET, arg2);
  47         QLCWR32(adapter, QLCNIC_ARG3_CRB_OFFSET, arg3);
  48         QLCWR32(adapter, QLCNIC_CDRP_CRB_OFFSET, QLCNIC_CDRP_FORM_CMD(cmd));
  49
  50         rsp = qlcnic_poll_rsp(adapter);
  51
  52         if (rsp == QLCNIC_CDRP_RSP_TIMEOUT) {
  53                 dev_err(&pdev->dev, "card response timeout.\n");
  54                 rcode = QLCNIC_RCODE_TIMEOUT;
  55         } else if (rsp == QLCNIC_CDRP_RSP_FAIL) {
  56                 rcode = QLCRD32(adapter, QLCNIC_ARG1_CRB_OFFSET);
  57                 dev_err(&pdev->dev, "failed card response code:0x%x\n",
  58                                 rcode);
  59         }
  60
  61         /* Release semaphore */
  62         qlcnic_api_unlock(adapter);
  63
  64         return rcode;
  65 }
  66
  67 static uint32_t qlcnic_temp_checksum(uint32_t *temp_buffer, u16 temp_size)
  68 {
  69         uint64_t sum = 0;
  70         int count = temp_size / sizeof(uint32_t);
  71         while (count-- > 0)
  72                 sum += *temp_buffer++;
  73         while (sum >> 32)
  74                 sum = (sum & 0xFFFFFFFF) + (sum >> 32);
  75         return ~sum;
  76 }
  77
  78 int qlcnic_fw_cmd_get_minidump_temp(struct qlcnic_adapter *adapter)
  79 {
  80         int err, i;
  81         u16 temp_size;
  82         void *tmp_addr;
  83         u32 version, csum, *template, *tmp_buf;
  84         struct qlcnic_hardware_context *ahw;
  85         struct qlcnic_dump_template_hdr *tmpl_hdr, *tmp_tmpl;
  86         dma_addr_t tmp_addr_t = 0;
  87
  88         ahw = adapter->ahw;
  89         err = qlcnic_issue_cmd(adapter,
  90                         adapter->ahw->pci_func,
  91                         adapter->fw_hal_version,
  92                         0,
  93                         0,
  94                         0,
  95                         QLCNIC_CDRP_CMD_TEMP_SIZE);
  96         if (err != QLCNIC_RCODE_SUCCESS) {
  97                 err = QLCRD32(adapter, QLCNIC_ARG1_CRB_OFFSET);
  98                 dev_info(&adapter->pdev->dev,
  99                         "Can't get template size %d\n", err);
 100                 err = -EIO;
 101                 return err;
 102         }
 103         version = QLCRD32(adapter, QLCNIC_ARG3_CRB_OFFSET);
 104         temp_size = QLCRD32(adapter, QLCNIC_ARG2_CRB_OFFSET);
 105         if (!temp_size)
 106                 return -EIO;
 107
 108         tmp_addr = dma_alloc_coherent(&adapter->pdev->dev, temp_size,
 109                         &tmp_addr_t, GFP_KERNEL);
 110         if (!tmp_addr) {
 111                 dev_err(&adapter->pdev->dev,
 112                         "Can't get memory for FW dump template\n");
 113                 return -ENOMEM;
 114         }
 115         err = qlcnic_issue_cmd(adapter,
 116                 adapter->ahw->pci_func,
 117                 adapter->fw_hal_version,
 118                 LSD(tmp_addr_t),
 119                 MSD(tmp_addr_t),
 120                 temp_size,
 121                 QLCNIC_CDRP_CMD_GET_TEMP_HDR);
 122
 123         if (err != QLCNIC_RCODE_SUCCESS) {
 124                 dev_err(&adapter->pdev->dev,
 125                         "Failed to get mini dump template header %d\n", err);
 126                 err = -EIO;
 127                 goto error;
 128         }
 129         tmp_tmpl = tmp_addr;
 130         csum = qlcnic_temp_checksum((uint32_t *) tmp_addr, temp_size);
 131         if (csum) {
 132                 dev_err(&adapter->pdev->dev,
 133                         "Template header checksum validation failed\n");
 134                 err = -EIO;
 135                 goto error;
 136         }
 137         ahw->fw_dump.tmpl_hdr = vzalloc(temp_size);
 138         if (!ahw->fw_dump.tmpl_hdr) {
 139                 err = -EIO;
 140                 goto error;
 141         }
 142         tmp_buf = tmp_addr;
 143         template = (u32 *) ahw->fw_dump.tmpl_hdr;
 144         for (i = 0; i < temp_size/sizeof(u32); i++)
 145                 *template++ = __le32_to_cpu(*tmp_buf++);
 146
 147         tmpl_hdr = ahw->fw_dump.tmpl_hdr;
 148         if (tmpl_hdr->cap_mask > QLCNIC_DUMP_MASK_DEF &&
 149                 tmpl_hdr->cap_mask <= QLCNIC_DUMP_MASK_MAX)
 150                 tmpl_hdr->drv_cap_mask = tmpl_hdr->cap_mask;
 151         else
 152                 tmpl_hdr->drv_cap_mask = QLCNIC_DUMP_MASK_DEF;
 153         ahw->fw_dump.enable = 1;
 154 error:
 155         dma_free_coherent(&adapter->pdev->dev, temp_size, tmp_addr, tmp_addr_t);
 156         return err;
 157 }
 158
 159 int
 160 qlcnic_fw_cmd_set_mtu(struct qlcnic_adapter *adapter, int mtu)
 161 {
 162         struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
 163
 164         if (recv_ctx->state == QLCNIC_HOST_CTX_STATE_ACTIVE) {
 165                 if (qlcnic_issue_cmd(adapter,
 166                         adapter->ahw->pci_func,
 167                         adapter->fw_hal_version,
 168                         recv_ctx->context_id,
 169                         mtu,
 170                         0,
 171                         QLCNIC_CDRP_CMD_SET_MTU)) {
 172
 173                         dev_err(&adapter->pdev->dev, "Failed to set mtu\n");
 174                         return -EIO;
 175                 }
 176         }
 177
 178         return 0;
 179 }
 180
 181 static int
 182 qlcnic_fw_cmd_create_rx_ctx(struct qlcnic_adapter *adapter)
 183 {
 184         void *addr;
 185         struct qlcnic_hostrq_rx_ctx *prq;
 186         struct qlcnic_cardrsp_rx_ctx *prsp;
 187         struct qlcnic_hostrq_rds_ring *prq_rds;
 188         struct qlcnic_hostrq_sds_ring *prq_sds;
 189         struct qlcnic_cardrsp_rds_ring *prsp_rds;
 190         struct qlcnic_cardrsp_sds_ring *prsp_sds;
 191         struct qlcnic_host_rds_ring *rds_ring;
 192         struct qlcnic_host_sds_ring *sds_ring;
 193
 194         dma_addr_t hostrq_phys_addr, cardrsp_phys_addr;
 195         u64 phys_addr;
 196
 197         u8 i, nrds_rings, nsds_rings;
 198         size_t rq_size, rsp_size;
 199         u32 cap, reg, val, reg2;
 200         int err;
 201
 202         struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
 203
 204         nrds_rings = adapter->max_rds_rings;
 205         nsds_rings = adapter->max_sds_rings;
 206
 207         rq_size =
 208                 SIZEOF_HOSTRQ_RX(struct qlcnic_hostrq_rx_ctx, nrds_rings,
 209                                                 nsds_rings);
 210         rsp_size =
 211                 SIZEOF_CARDRSP_RX(struct qlcnic_cardrsp_rx_ctx, nrds_rings,
 212                                                 nsds_rings);
 213
 214         addr = dma_alloc_coherent(&adapter->pdev->dev, rq_size,
 215                         &hostrq_phys_addr, GFP_KERNEL);
 216         if (addr == NULL)
 217                 return -ENOMEM;
 218         prq = addr;
 219
 220         addr = dma_alloc_coherent(&adapter->pdev->dev, rsp_size,
 221                         &cardrsp_phys_addr, GFP_KERNEL);
 222         if (addr == NULL) {
 223                 err = -ENOMEM;
 224                 goto out_free_rq;
 225         }
 226         prsp = addr;
 227
 228         prq->host_rsp_dma_addr = cpu_to_le64(cardrsp_phys_addr);
 229
 230         cap = (QLCNIC_CAP0_LEGACY_CONTEXT | QLCNIC_CAP0_LEGACY_MN
 231                                                 | QLCNIC_CAP0_VALIDOFF);
 232         cap |= (QLCNIC_CAP0_JUMBO_CONTIGUOUS | QLCNIC_CAP0_LRO_CONTIGUOUS);
 233
 234         prq->valid_field_offset = offsetof(struct qlcnic_hostrq_rx_ctx,
 235                                                          msix_handler);
 236         prq->txrx_sds_binding = nsds_rings - 1;
 237
 238         prq->capabilities[0] = cpu_to_le32(cap);
 239         prq->host_int_crb_mode =
 240                 cpu_to_le32(QLCNIC_HOST_INT_CRB_MODE_SHARED);
 241         prq->host_rds_crb_mode =
 242                 cpu_to_le32(QLCNIC_HOST_RDS_CRB_MODE_UNIQUE);
 243
 244         prq->num_rds_rings = cpu_to_le16(nrds_rings);
 245         prq->num_sds_rings = cpu_to_le16(nsds_rings);
 246         prq->rds_ring_offset = 0;
 247
 248         val = le32_to_cpu(prq->rds_ring_offset) +
 249                 (sizeof(struct qlcnic_hostrq_rds_ring) * nrds_rings);
 250         prq->sds_ring_offset = cpu_to_le32(val);
 251
 252         prq_rds = (struct qlcnic_hostrq_rds_ring *)(prq->data +
 253                         le32_to_cpu(prq->rds_ring_offset));
 254
 255         for (i = 0; i < nrds_rings; i++) {
 256
 257                 rds_ring = &recv_ctx->rds_rings[i];
 258                 rds_ring->producer = 0;
 259
 260                 prq_rds[i].host_phys_addr = cpu_to_le64(rds_ring->phys_addr);
 261                 prq_rds[i].ring_size = cpu_to_le32(rds_ring->num_desc);
 262                 prq_rds[i].ring_kind = cpu_to_le32(i);
 263                 prq_rds[i].buff_size = cpu_to_le64(rds_ring->dma_size);
 264         }
 265
 266         prq_sds = (struct qlcnic_hostrq_sds_ring *)(prq->data +
 267                         le32_to_cpu(prq->sds_ring_offset));
 268
 269         for (i = 0; i < nsds_rings; i++) {
 270
 271                 sds_ring = &recv_ctx->sds_rings[i];
 272                 sds_ring->consumer = 0;
 273                 memset(sds_ring->desc_head, 0, STATUS_DESC_RINGSIZE(sds_ring));
 274
 275                 prq_sds[i].host_phys_addr = cpu_to_le64(sds_ring->phys_addr);
 276                 prq_sds[i].ring_size = cpu_to_le32(sds_ring->num_desc);
 277                 prq_sds[i].msi_index = cpu_to_le16(i);
 278         }
 279
 280         phys_addr = hostrq_phys_addr;
 281         err = qlcnic_issue_cmd(adapter,
 282                         adapter->ahw->pci_func,
 283                         adapter->fw_hal_version,
 284                         (u32)(phys_addr >> 32),
 285                         (u32)(phys_addr & 0xffffffff),
 286                         rq_size,
 287                         QLCNIC_CDRP_CMD_CREATE_RX_CTX);
 288         if (err) {
 289                 dev_err(&adapter->pdev->dev,
 290                         "Failed to create rx ctx in firmware%d\n", err);
 291                 goto out_free_rsp;
 292         }
 293
 294
 295         prsp_rds = ((struct qlcnic_cardrsp_rds_ring *)
 296                          &prsp->data[le32_to_cpu(prsp->rds_ring_offset)]);
 297
 298         for (i = 0; i < le16_to_cpu(prsp->num_rds_rings); i++) {
 299                 rds_ring = &recv_ctx->rds_rings[i];
 300
 301                 reg = le32_to_cpu(prsp_rds[i].host_producer_crb);
 302                 rds_ring->crb_rcv_producer = adapter->ahw->pci_base0 + reg;
 303         }
 304
 305         prsp_sds = ((struct qlcnic_cardrsp_sds_ring *)
 306                         &prsp->data[le32_to_cpu(prsp->sds_ring_offset)]);
 307
 308         for (i = 0; i < le16_to_cpu(prsp->num_sds_rings); i++) {
 309                 sds_ring = &recv_ctx->sds_rings[i];
 310
 311                 reg = le32_to_cpu(prsp_sds[i].host_consumer_crb);
 312                 reg2 = le32_to_cpu(prsp_sds[i].interrupt_crb);
 313
 314                 sds_ring->crb_sts_consumer = adapter->ahw->pci_base0 + reg;
 315                 sds_ring->crb_intr_mask = adapter->ahw->pci_base0 + reg2;
 316         }
 317
 318         recv_ctx->state = le32_to_cpu(prsp->host_ctx_state);
 319         recv_ctx->context_id = le16_to_cpu(prsp->context_id);
 320         recv_ctx->virt_port = prsp->virt_port;
 321
 322 out_free_rsp:
 323         dma_free_coherent(&adapter->pdev->dev, rsp_size, prsp,
 324                 cardrsp_phys_addr);
 325 out_free_rq:
 326         dma_free_coherent(&adapter->pdev->dev, rq_size, prq, hostrq_phys_addr);
 327         return err;
 328 }
 329
 330 static void
 331 qlcnic_fw_cmd_destroy_rx_ctx(struct qlcnic_adapter *adapter)
 332 {
 333         struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
 334
 335         if (qlcnic_issue_cmd(adapter,
 336                         adapter->ahw->pci_func,
 337                         adapter->fw_hal_version,
 338                         recv_ctx->context_id,
 339                         QLCNIC_DESTROY_CTX_RESET,
 340                         0,
 341                         QLCNIC_CDRP_CMD_DESTROY_RX_CTX)) {
 342
 343                 dev_err(&adapter->pdev->dev,
 344                         "Failed to destroy rx ctx in firmware\n");
 345         }
 346
 347         recv_ctx->state = QLCNIC_HOST_CTX_STATE_FREED;
 348 }
 349
 350 static int
 351 qlcnic_fw_cmd_create_tx_ctx(struct qlcnic_adapter *adapter)
 352 {
 353         struct qlcnic_hostrq_tx_ctx     *prq;
 354         struct qlcnic_hostrq_cds_ring   *prq_cds;
 355         struct qlcnic_cardrsp_tx_ctx    *prsp;
 356         void    *rq_addr, *rsp_addr;
 357         size_t  rq_size, rsp_size;
 358         u32     temp;
 359         int     err;
 360         u64     phys_addr;
 361         dma_addr_t      rq_phys_addr, rsp_phys_addr;
 362         struct qlcnic_host_tx_ring *tx_ring = adapter->tx_ring;
 363
 364         /* reset host resources */
 365         tx_ring->producer = 0;
 366         tx_ring->sw_consumer = 0;
 367         *(tx_ring->hw_consumer) = 0;
 368
 369         rq_size = SIZEOF_HOSTRQ_TX(struct qlcnic_hostrq_tx_ctx);
 370         rq_addr = dma_alloc_coherent(&adapter->pdev->dev, rq_size,
 371                         &rq_phys_addr, GFP_KERNEL);
 372         if (!rq_addr)
 373                 return -ENOMEM;
 374
 375         rsp_size = SIZEOF_CARDRSP_TX(struct qlcnic_cardrsp_tx_ctx);
 376         rsp_addr = dma_alloc_coherent(&adapter->pdev->dev, rsp_size,
 377                         &rsp_phys_addr, GFP_KERNEL);
 378         if (!rsp_addr) {
 379                 err = -ENOMEM;
 380                 goto out_free_rq;
 381         }
 382
 383         memset(rq_addr, 0, rq_size);
 384         prq = rq_addr;
 385
 386         memset(rsp_addr, 0, rsp_size);
 387         prsp = rsp_addr;
 388
 389         prq->host_rsp_dma_addr = cpu_to_le64(rsp_phys_addr);
 390
 391         temp = (QLCNIC_CAP0_LEGACY_CONTEXT | QLCNIC_CAP0_LEGACY_MN |
 392                                         QLCNIC_CAP0_LSO);
 393         prq->capabilities[0] = cpu_to_le32(temp);
 394
 395         prq->host_int_crb_mode =
 396                 cpu_to_le32(QLCNIC_HOST_INT_CRB_MODE_SHARED);
 397
 398         prq->interrupt_ctl = 0;
 399         prq->msi_index = 0;
 400         prq->cmd_cons_dma_addr = cpu_to_le64(tx_ring->hw_cons_phys_addr);
 401
 402         prq_cds = &prq->cds_ring;
 403
 404         prq_cds->host_phys_addr = cpu_to_le64(tx_ring->phys_addr);
 405         prq_cds->ring_size = cpu_to_le32(tx_ring->num_desc);
 406
 407         phys_addr = rq_phys_addr;
 408         err = qlcnic_issue_cmd(adapter,
 409                         adapter->ahw->pci_func,
 410                         adapter->fw_hal_version,
 411                         (u32)(phys_addr >> 32),
 412                         ((u32)phys_addr & 0xffffffff),
 413                         rq_size,
 414                         QLCNIC_CDRP_CMD_CREATE_TX_CTX);
 415
 416         if (err == QLCNIC_RCODE_SUCCESS) {
 417                 temp = le32_to_cpu(prsp->cds_ring.host_producer_crb);
 418                 tx_ring->crb_cmd_producer = adapter->ahw->pci_base0 + temp;
 419
 420                 adapter->tx_context_id =
 421                         le16_to_cpu(prsp->context_id);
 422         } else {
 423                 dev_err(&adapter->pdev->dev,
 424                         "Failed to create tx ctx in firmware%d\n", err);
 425                 err = -EIO;
 426         }
 427
 428         dma_free_coherent(&adapter->pdev->dev, rsp_size, rsp_addr,
 429                 rsp_phys_addr);
 430
 431 out_free_rq:
 432         dma_free_coherent(&adapter->pdev->dev, rq_size, rq_addr, rq_phys_addr);
 433
 434         return err;
 435 }
 436
 437 static void
 438 qlcnic_fw_cmd_destroy_tx_ctx(struct qlcnic_adapter *adapter)
 439 {
 440         if (qlcnic_issue_cmd(adapter,
 441                         adapter->ahw->pci_func,
 442                         adapter->fw_hal_version,
 443                         adapter->tx_context_id,
 444                         QLCNIC_DESTROY_CTX_RESET,
 445                         0,
 446                         QLCNIC_CDRP_CMD_DESTROY_TX_CTX)) {
 447
 448                 dev_err(&adapter->pdev->dev,
 449                         "Failed to destroy tx ctx in firmware\n");
 450         }
 451 }
 452
 453 int
 454 qlcnic_fw_cmd_set_port(struct qlcnic_adapter *adapter, u32 config)
 455 {
 456         return qlcnic_issue_cmd(adapter,
 457                         adapter->ahw->pci_func,
 458                         adapter->fw_hal_version,
 459                         config,
 460                         0,
 461                         0,
 462                         QLCNIC_CDRP_CMD_CONFIG_PORT);
 463 }
 464
 465 int qlcnic_alloc_hw_resources(struct qlcnic_adapter *adapter)
 466 {
 467         void *addr;
 468         int err;
 469         int ring;
 470         struct qlcnic_recv_context *recv_ctx;
 471         struct qlcnic_host_rds_ring *rds_ring;
 472         struct qlcnic_host_sds_ring *sds_ring;
 473         struct qlcnic_host_tx_ring *tx_ring;
 474
 475         struct pci_dev *pdev = adapter->pdev;
 476
 477         recv_ctx = adapter->recv_ctx;
 478         tx_ring = adapter->tx_ring;
 479
 480         tx_ring->hw_consumer = (__le32 *) dma_alloc_coherent(&pdev->dev,
 481                 sizeof(u32), &tx_ring->hw_cons_phys_addr, GFP_KERNEL);
 482         if (tx_ring->hw_consumer == NULL) {
 483                 dev_err(&pdev->dev, "failed to allocate tx consumer\n");
 484                 return -ENOMEM;
 485         }
 486
 487         /* cmd desc ring */
 488         addr = dma_alloc_coherent(&pdev->dev, TX_DESC_RINGSIZE(tx_ring),
 489                         &tx_ring->phys_addr, GFP_KERNEL);
 490
 491         if (addr == NULL) {
 492                 dev_err(&pdev->dev, "failed to allocate tx desc ring\n");
 493                 err = -ENOMEM;
 494                 goto err_out_free;
 495         }
 496
 497         tx_ring->desc_head = addr;
 498
 499         for (ring = 0; ring < adapter->max_rds_rings; ring++) {
 500                 rds_ring = &recv_ctx->rds_rings[ring];
 501                 addr = dma_alloc_coherent(&adapter->pdev->dev,
 502                                 RCV_DESC_RINGSIZE(rds_ring),
 503                                 &rds_ring->phys_addr, GFP_KERNEL);
 504                 if (addr == NULL) {
 505                         dev_err(&pdev->dev,
 506                                 "failed to allocate rds ring [%d]\n", ring);
 507                         err = -ENOMEM;
 508                         goto err_out_free;
 509                 }
 510                 rds_ring->desc_head = addr;
 511
 512         }
 513
 514         for (ring = 0; ring < adapter->max_sds_rings; ring++) {
 515                 sds_ring = &recv_ctx->sds_rings[ring];
 516
 517                 addr = dma_alloc_coherent(&adapter->pdev->dev,
 518                                 STATUS_DESC_RINGSIZE(sds_ring),
 519                                 &sds_ring->phys_addr, GFP_KERNEL);
 520                 if (addr == NULL) {
 521                         dev_err(&pdev->dev,
 522                                 "failed to allocate sds ring [%d]\n", ring);
 523                         err = -ENOMEM;
 524                         goto err_out_free;
 525                 }
 526                 sds_ring->desc_head = addr;
 527         }
 528
 529         return 0;
 530
 531 err_out_free:
 532         qlcnic_free_hw_resources(adapter);
 533         return err;
 534 }
 535
 536
 537 int qlcnic_fw_create_ctx(struct qlcnic_adapter *adapter)
 538 {
 539         int err;
 540
 541         if (adapter->flags & QLCNIC_NEED_FLR) {
 542                 pci_reset_function(adapter->pdev);
 543                 adapter->flags &= ~QLCNIC_NEED_FLR;
 544         }
 545
 546         err = qlcnic_fw_cmd_create_rx_ctx(adapter);
 547         if (err)
 548                 return err;
 549
 550         err = qlcnic_fw_cmd_create_tx_ctx(adapter);
 551         if (err) {
 552                 qlcnic_fw_cmd_destroy_rx_ctx(adapter);
 553                 return err;
 554         }
 555
 556         set_bit(__QLCNIC_FW_ATTACHED, &adapter->state);
 557         return 0;
 558 }
 559
 560 void qlcnic_fw_destroy_ctx(struct qlcnic_adapter *adapter)
 561 {
 562         if (test_and_clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state)) {
 563                 qlcnic_fw_cmd_destroy_rx_ctx(adapter);
 564                 qlcnic_fw_cmd_destroy_tx_ctx(adapter);
 565
 566                 /* Allow dma queues to drain after context reset */
 567                 msleep(20);
 568         }
 569 }
 570
 571 void qlcnic_free_hw_resources(struct qlcnic_adapter *adapter)
 572 {
 573         struct qlcnic_recv_context *recv_ctx;
 574         struct qlcnic_host_rds_ring *rds_ring;
 575         struct qlcnic_host_sds_ring *sds_ring;
 576         struct qlcnic_host_tx_ring *tx_ring;
 577         int ring;
 578
 579         recv_ctx = adapter->recv_ctx;
 580
 581         tx_ring = adapter->tx_ring;
 582         if (tx_ring->hw_consumer != NULL) {
 583                 dma_free_coherent(&adapter->pdev->dev,
 584                                 sizeof(u32),
 585                                 tx_ring->hw_consumer,
 586                                 tx_ring->hw_cons_phys_addr);
 587                 tx_ring->hw_consumer = NULL;
 588         }
 589
 590         if (tx_ring->desc_head != NULL) {
 591                 dma_free_coherent(&adapter->pdev->dev,
 592                                 TX_DESC_RINGSIZE(tx_ring),
 593                                 tx_ring->desc_head, tx_ring->phys_addr);
 594                 tx_ring->desc_head = NULL;
 595         }
 596
 597         for (ring = 0; ring < adapter->max_rds_rings; ring++) {
 598                 rds_ring = &recv_ctx->rds_rings[ring];
 599
 600                 if (rds_ring->desc_head != NULL) {
 601                         dma_free_coherent(&adapter->pdev->dev,
 602                                         RCV_DESC_RINGSIZE(rds_ring),
 603                                         rds_ring->desc_head,
 604                                         rds_ring->phys_addr);
 605                         rds_ring->desc_head = NULL;
 606                 }
 607         }
 608
 609         for (ring = 0; ring < adapter->max_sds_rings; ring++) {
 610                 sds_ring = &recv_ctx->sds_rings[ring];
 611
 612                 if (sds_ring->desc_head != NULL) {
 613                         dma_free_coherent(&adapter->pdev->dev,
 614                                 STATUS_DESC_RINGSIZE(sds_ring),
 615                                 sds_ring->desc_head,
 616                                 sds_ring->phys_addr);
 617                         sds_ring->desc_head = NULL;
 618                 }
 619         }
 620 }
 621
 622
 623 /* Get MAC address of a NIC partition */
 624 int qlcnic_get_mac_address(struct qlcnic_adapter *adapter, u8 *mac)
 625 {
 626         int err;
 627         u32 arg1;
 628
 629         arg1 = adapter->ahw->pci_func | BIT_8;
 630         err = qlcnic_issue_cmd(adapter,
 631                         adapter->ahw->pci_func,
 632                         adapter->fw_hal_version,
 633                         arg1,
 634                         0,
 635                         0,
 636                         QLCNIC_CDRP_CMD_MAC_ADDRESS);
 637
 638         if (err == QLCNIC_RCODE_SUCCESS)
 639                 qlcnic_fetch_mac(adapter, QLCNIC_ARG1_CRB_OFFSET,
 640                                 QLCNIC_ARG2_CRB_OFFSET, 0, mac);
 641         else {
 642                 dev_err(&adapter->pdev->dev,
 643                         "Failed to get mac address%d\n", err);
 644                 err = -EIO;
 645         }
 646
 647         return err;
 648 }
 649
 650 /* Get info of a NIC partition */
 651 int qlcnic_get_nic_info(struct qlcnic_adapter *adapter,
 652                                 struct qlcnic_info *npar_info, u8 func_id)
 653 {
 654         int     err;
 655         dma_addr_t nic_dma_t;
 656         struct qlcnic_info *nic_info;
 657         void *nic_info_addr;
 658         size_t  nic_size = sizeof(struct qlcnic_info);
 659
 660         nic_info_addr = dma_alloc_coherent(&adapter->pdev->dev, nic_size,
 661                                 &nic_dma_t, GFP_KERNEL);
 662         if (!nic_info_addr)
 663                 return -ENOMEM;
 664         memset(nic_info_addr, 0, nic_size);
 665
 666         nic_info = nic_info_addr;
 667         err = qlcnic_issue_cmd(adapter,
 668                         adapter->ahw->pci_func,
 669                         adapter->fw_hal_version,
 670                         MSD(nic_dma_t),
 671                         LSD(nic_dma_t),
 672                         (func_id << 16 | nic_size),
 673                         QLCNIC_CDRP_CMD_GET_NIC_INFO);
 674
 675         if (err == QLCNIC_RCODE_SUCCESS) {
 676                 npar_info->pci_func = le16_to_cpu(nic_info->pci_func);
 677                 npar_info->op_mode = le16_to_cpu(nic_info->op_mode);
 678                 npar_info->phys_port = le16_to_cpu(nic_info->phys_port);
 679                 npar_info->switch_mode = le16_to_cpu(nic_info->switch_mode);
 680                 npar_info->max_tx_ques = le16_to_cpu(nic_info->max_tx_ques);
 681                 npar_info->max_rx_ques = le16_to_cpu(nic_info->max_rx_ques);
 682                 npar_info->min_tx_bw = le16_to_cpu(nic_info->min_tx_bw);
 683                 npar_info->max_tx_bw = le16_to_cpu(nic_info->max_tx_bw);
 684                 npar_info->capabilities = le32_to_cpu(nic_info->capabilities);
 685                 npar_info->max_mtu = le16_to_cpu(nic_info->max_mtu);
 686
 687                 dev_info(&adapter->pdev->dev,
 688                         "phy port: %d switch_mode: %d,\n"
 689                         "\tmax_tx_q: %d max_rx_q: %d min_tx_bw: 0x%x,\n"
 690                         "\tmax_tx_bw: 0x%x max_mtu:0x%x, capabilities: 0x%x\n",
 691                         npar_info->phys_port, npar_info->switch_mode,
 692                         npar_info->max_tx_ques, npar_info->max_rx_ques,
 693                         npar_info->min_tx_bw, npar_info->max_tx_bw,
 694                         npar_info->max_mtu, npar_info->capabilities);
 695         } else {
 696                 dev_err(&adapter->pdev->dev,
 697                         "Failed to get nic info%d\n", err);
 698                 err = -EIO;
 699         }
 700
 701         dma_free_coherent(&adapter->pdev->dev, nic_size, nic_info_addr,
 702                 nic_dma_t);
 703         return err;
 704 }
 705
 706 /* Configure a NIC partition */
 707 int qlcnic_set_nic_info(struct qlcnic_adapter *adapter, struct qlcnic_info *nic)
 708 {
 709         int err = -EIO;
 710         dma_addr_t nic_dma_t;
 711         void *nic_info_addr;
 712         struct qlcnic_info *nic_info;
 713         size_t nic_size = sizeof(struct qlcnic_info);
 714
 715         if (adapter->op_mode != QLCNIC_MGMT_FUNC)
 716                 return err;
 717
 718         nic_info_addr = dma_alloc_coherent(&adapter->pdev->dev, nic_size,
 719                         &nic_dma_t, GFP_KERNEL);
 720         if (!nic_info_addr)
 721                 return -ENOMEM;
 722
 723         memset(nic_info_addr, 0, nic_size);
 724         nic_info = nic_info_addr;
 725
 726         nic_info->pci_func = cpu_to_le16(nic->pci_func);
 727         nic_info->op_mode = cpu_to_le16(nic->op_mode);
 728         nic_info->phys_port = cpu_to_le16(nic->phys_port);
 729         nic_info->switch_mode = cpu_to_le16(nic->switch_mode);
 730         nic_info->capabilities = cpu_to_le32(nic->capabilities);
 731         nic_info->max_mac_filters = nic->max_mac_filters;
 732         nic_info->max_tx_ques = cpu_to_le16(nic->max_tx_ques);
 733         nic_info->max_rx_ques = cpu_to_le16(nic->max_rx_ques);
 734         nic_info->min_tx_bw = cpu_to_le16(nic->min_tx_bw);
 735         nic_info->max_tx_bw = cpu_to_le16(nic->max_tx_bw);
 736
 737         err = qlcnic_issue_cmd(adapter,
 738                         adapter->ahw->pci_func,
 739                         adapter->fw_hal_version,
 740                         MSD(nic_dma_t),
 741                         LSD(nic_dma_t),
 742                         ((nic->pci_func << 16) | nic_size),
 743                         QLCNIC_CDRP_CMD_SET_NIC_INFO);
 744
 745         if (err != QLCNIC_RCODE_SUCCESS) {
 746                 dev_err(&adapter->pdev->dev,
 747                         "Failed to set nic info%d\n", err);
 748                 err = -EIO;
 749         }
 750
 751         dma_free_coherent(&adapter->pdev->dev, nic_size, nic_info_addr,
 752                 nic_dma_t);
 753         return err;
 754 }
 755
 756 /* Get PCI Info of a partition */
 757 int qlcnic_get_pci_info(struct qlcnic_adapter *adapter,
 758                                 struct qlcnic_pci_info *pci_info)
 759 {
 760         int err = 0, i;
 761         dma_addr_t pci_info_dma_t;
 762         struct qlcnic_pci_info *npar;
 763         void *pci_info_addr;
 764         size_t npar_size = sizeof(struct qlcnic_pci_info);
 765         size_t pci_size = npar_size * QLCNIC_MAX_PCI_FUNC;
 766
 767         pci_info_addr = dma_alloc_coherent(&adapter->pdev->dev, pci_size,
 768                         &pci_info_dma_t, GFP_KERNEL);
 769         if (!pci_info_addr)
 770                 return -ENOMEM;
 771         memset(pci_info_addr, 0, pci_size);
 772
 773         npar = pci_info_addr;
 774         err = qlcnic_issue_cmd(adapter,
 775                         adapter->ahw->pci_func,
 776                         adapter->fw_hal_version,
 777                         MSD(pci_info_dma_t),
 778                         LSD(pci_info_dma_t),
 779                         pci_size,
 780                         QLCNIC_CDRP_CMD_GET_PCI_INFO);
 781
 782         if (err == QLCNIC_RCODE_SUCCESS) {
 783                 for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++, npar++, pci_info++) {
 784                         pci_info->id = le16_to_cpu(npar->id);
 785                         pci_info->active = le16_to_cpu(npar->active);
 786                         pci_info->type = le16_to_cpu(npar->type);
 787                         pci_info->default_port =
 788                                 le16_to_cpu(npar->default_port);
 789                         pci_info->tx_min_bw =
 790                                 le16_to_cpu(npar->tx_min_bw);
 791                         pci_info->tx_max_bw =
 792                                 le16_to_cpu(npar->tx_max_bw);
 793                         memcpy(pci_info->mac, npar->mac, ETH_ALEN);
 794                 }
 795         } else {
 796                 dev_err(&adapter->pdev->dev,
 797                         "Failed to get PCI Info%d\n", err);
 798                 err = -EIO;
 799         }
 800
 801         dma_free_coherent(&adapter->pdev->dev, pci_size, pci_info_addr,
 802                 pci_info_dma_t);
 803         return err;
 804 }
 805
 806 /* Configure eSwitch for port mirroring */
 807 int qlcnic_config_port_mirroring(struct qlcnic_adapter *adapter, u8 id,
 808                                 u8 enable_mirroring, u8 pci_func)
 809 {
 810         int err = -EIO;
 811         u32 arg1;
 812
 813         if (adapter->op_mode != QLCNIC_MGMT_FUNC ||
 814                 !(adapter->eswitch[id].flags & QLCNIC_SWITCH_ENABLE))
 815                 return err;
 816
 817         arg1 = id | (enable_mirroring ? BIT_4 : 0);
 818         arg1 |= pci_func << 8;
 819
 820         err = qlcnic_issue_cmd(adapter,
 821                         adapter->ahw->pci_func,
 822                         adapter->fw_hal_version,
 823                         arg1,
 824                         0,
 825                         0,
 826                         QLCNIC_CDRP_CMD_SET_PORTMIRRORING);
 827
 828         if (err != QLCNIC_RCODE_SUCCESS) {
 829                 dev_err(&adapter->pdev->dev,
 830                         "Failed to configure port mirroring%d on eswitch:%d\n",
 831                         pci_func, id);
 832         } else {
 833                 dev_info(&adapter->pdev->dev,
 834                         "Configured eSwitch %d for port mirroring:%d\n",
 835                         id, pci_func);
 836         }
 837
 838         return err;
 839 }
 840
 841 int qlcnic_get_port_stats(struct qlcnic_adapter *adapter, const u8 func,
 842                 const u8 rx_tx, struct __qlcnic_esw_statistics *esw_stats) {
 843
 844         size_t stats_size = sizeof(struct __qlcnic_esw_statistics);
 845         struct __qlcnic_esw_statistics *stats;
 846         dma_addr_t stats_dma_t;
 847         void *stats_addr;
 848         u32 arg1;
 849         int err;
 850
 851         if (esw_stats == NULL)
 852                 return -ENOMEM;
 853
 854         if (adapter->op_mode != QLCNIC_MGMT_FUNC &&
 855             func != adapter->ahw->pci_func) {
 856                 dev_err(&adapter->pdev->dev,
 857                         "Not privilege to query stats for func=%d", func);
 858                 return -EIO;
 859         }
 860
 861         stats_addr = dma_alloc_coherent(&adapter->pdev->dev, stats_size,
 862                         &stats_dma_t, GFP_KERNEL);
 863         if (!stats_addr) {
 864                 dev_err(&adapter->pdev->dev, "Unable to allocate memory\n");
 865                 return -ENOMEM;
 866         }
 867         memset(stats_addr, 0, stats_size);
 868
 869         arg1 = func | QLCNIC_STATS_VERSION << 8 | QLCNIC_STATS_PORT << 12;
 870         arg1 |= rx_tx << 15 | stats_size << 16;
 871
 872         err = qlcnic_issue_cmd(adapter,
 873                         adapter->ahw->pci_func,
 874                         adapter->fw_hal_version,
 875                         arg1,
 876                         MSD(stats_dma_t),
 877                         LSD(stats_dma_t),
 878                         QLCNIC_CDRP_CMD_GET_ESWITCH_STATS);
 879
 880         if (!err) {
 881                 stats = stats_addr;
 882                 esw_stats->context_id = le16_to_cpu(stats->context_id);
 883                 esw_stats->version = le16_to_cpu(stats->version);
 884                 esw_stats->size = le16_to_cpu(stats->size);
 885                 esw_stats->multicast_frames =
 886                                 le64_to_cpu(stats->multicast_frames);
 887                 esw_stats->broadcast_frames =
 888                                 le64_to_cpu(stats->broadcast_frames);
 889                 esw_stats->unicast_frames = le64_to_cpu(stats->unicast_frames);
 890                 esw_stats->dropped_frames = le64_to_cpu(stats->dropped_frames);
 891                 esw_stats->local_frames = le64_to_cpu(stats->local_frames);
 892                 esw_stats->errors = le64_to_cpu(stats->errors);
 893                 esw_stats->numbytes = le64_to_cpu(stats->numbytes);
 894         }
 895
 896         dma_free_coherent(&adapter->pdev->dev, stats_size, stats_addr,
 897                 stats_dma_t);
 898         return err;
 899 }
 900
 901 int qlcnic_get_eswitch_stats(struct qlcnic_adapter *adapter, const u8 eswitch,
 902                 const u8 rx_tx, struct __qlcnic_esw_statistics *esw_stats) {
 903
 904         struct __qlcnic_esw_statistics port_stats;
 905         u8 i;
 906         int ret = -EIO;
 907
 908         if (esw_stats == NULL)
 909                 return -ENOMEM;
 910         if (adapter->op_mode != QLCNIC_MGMT_FUNC)
 911                 return -EIO;
 912         if (adapter->npars == NULL)
 913                 return -EIO;
 914
 915         memset(esw_stats, 0, sizeof(u64));
 916         esw_stats->unicast_frames = QLCNIC_ESW_STATS_NOT_AVAIL;
 917         esw_stats->multicast_frames = QLCNIC_ESW_STATS_NOT_AVAIL;
 918         esw_stats->broadcast_frames = QLCNIC_ESW_STATS_NOT_AVAIL;
 919         esw_stats->dropped_frames = QLCNIC_ESW_STATS_NOT_AVAIL;
 920         esw_stats->errors = QLCNIC_ESW_STATS_NOT_AVAIL;
 921         esw_stats->local_frames = QLCNIC_ESW_STATS_NOT_AVAIL;
 922         esw_stats->numbytes = QLCNIC_ESW_STATS_NOT_AVAIL;
 923         esw_stats->context_id = eswitch;
 924
 925         for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) {
 926                 if (adapter->npars[i].phy_port != eswitch)
 927                         continue;
 928
 929                 memset(&port_stats, 0, sizeof(struct __qlcnic_esw_statistics));
 930                 if (qlcnic_get_port_stats(adapter, i, rx_tx, &port_stats))
 931                         continue;
 932
 933                 esw_stats->size = port_stats.size;
 934                 esw_stats->version = port_stats.version;
 935                 QLCNIC_ADD_ESW_STATS(esw_stats->unicast_frames,
 936                                                 port_stats.unicast_frames);
 937                 QLCNIC_ADD_ESW_STATS(esw_stats->multicast_frames,
 938                                                 port_stats.multicast_frames);
 939                 QLCNIC_ADD_ESW_STATS(esw_stats->broadcast_frames,
 940                                                 port_stats.broadcast_frames);
 941                 QLCNIC_ADD_ESW_STATS(esw_stats->dropped_frames,
 942                                                 port_stats.dropped_frames);
 943                 QLCNIC_ADD_ESW_STATS(esw_stats->errors,
 944                                                 port_stats.errors);
 945                 QLCNIC_ADD_ESW_STATS(esw_stats->local_frames,
 946                                                 port_stats.local_frames);
 947                 QLCNIC_ADD_ESW_STATS(esw_stats->numbytes,
 948                                                 port_stats.numbytes);
 949                 ret = 0;
 950         }
 951         return ret;
 952 }
 953
 954 int qlcnic_clear_esw_stats(struct qlcnic_adapter *adapter, const u8 func_esw,
 955                 const u8 port, const u8 rx_tx)
 956 {
 957
 958         u32 arg1;
 959
 960         if (adapter->op_mode != QLCNIC_MGMT_FUNC)
 961                 return -EIO;
 962
 963         if (func_esw == QLCNIC_STATS_PORT) {
 964                 if (port >= QLCNIC_MAX_PCI_FUNC)
 965                         goto err_ret;
 966         } else if (func_esw == QLCNIC_STATS_ESWITCH) {
 967                 if (port >= QLCNIC_NIU_MAX_XG_PORTS)
 968                         goto err_ret;
 969         } else {
 970                 goto err_ret;
 971         }
 972
 973         if (rx_tx > QLCNIC_QUERY_TX_COUNTER)
 974                 goto err_ret;
 975
 976         arg1 = port | QLCNIC_STATS_VERSION << 8 | func_esw << 12;
 977         arg1 |= BIT_14 | rx_tx << 15;
 978
 979         return qlcnic_issue_cmd(adapter,
 980                         adapter->ahw->pci_func,
 981                         adapter->fw_hal_version,
 982                         arg1,
 983                         0,
 984                         0,
 985                         QLCNIC_CDRP_CMD_GET_ESWITCH_STATS);
 986
 987 err_ret:
 988         dev_err(&adapter->pdev->dev, "Invalid argument func_esw=%d port=%d"
 989                 "rx_ctx=%d\n", func_esw, port, rx_tx);
 990         return -EIO;
 991 }
 992
 993 static int
 994 __qlcnic_get_eswitch_port_config(struct qlcnic_adapter *adapter,
 995                                         u32 *arg1, u32 *arg2)
 996 {
 997         int err = -EIO;
 998         u8 pci_func;
 999         pci_func = (*arg1 >> 8);
1000         err = qlcnic_issue_cmd(adapter,
1001                         adapter->ahw->pci_func,
1002                         adapter->fw_hal_version,
1003                         *arg1,
1004                         0,
1005                         0,
1006                         QLCNIC_CDRP_CMD_GET_ESWITCH_PORT_CONFIG);
1007
1008         if (err == QLCNIC_RCODE_SUCCESS) {
1009                 *arg1 = QLCRD32(adapter, QLCNIC_ARG1_CRB_OFFSET);
1010                 *arg2 = QLCRD32(adapter, QLCNIC_ARG2_CRB_OFFSET);
1011                 dev_info(&adapter->pdev->dev,
1012                         "eSwitch port config for pci func %d\n", pci_func);
1013         } else {
1014                 dev_err(&adapter->pdev->dev,
1015                         "Failed to get eswitch port config for pci func %d\n",
1016                                                                 pci_func);
1017         }
1018         return err;
1019 }
1020 /* Configure eSwitch port
1021 op_mode = 0 for setting default port behavior
1022 op_mode = 1 for setting  vlan id
1023 op_mode = 2 for deleting vlan id
1024 op_type = 0 for vlan_id
1025 op_type = 1 for port vlan_id
1026 */
1027 int qlcnic_config_switch_port(struct qlcnic_adapter *adapter,
1028                 struct qlcnic_esw_func_cfg *esw_cfg)
1029 {
1030         int err = -EIO;
1031         u32 arg1, arg2 = 0;
1032         u8 pci_func;
1033
1034         if (adapter->op_mode != QLCNIC_MGMT_FUNC)
1035                 return err;
1036         pci_func = esw_cfg->pci_func;
1037         arg1 = (adapter->npars[pci_func].phy_port & BIT_0);
1038         arg1 |= (pci_func << 8);
1039
1040         if (__qlcnic_get_eswitch_port_config(adapter, &arg1, &arg2))
1041                 return err;
1042         arg1 &= ~(0x0ff << 8);
1043         arg1 |= (pci_func << 8);
1044         arg1 &= ~(BIT_2 | BIT_3);
1045         switch (esw_cfg->op_mode) {
1046         case QLCNIC_PORT_DEFAULTS:
1047                 arg1 |= (BIT_4 | BIT_6 | BIT_7);
1048                 arg2 |= (BIT_0 | BIT_1);
1049                 if (adapter->capabilities & QLCNIC_FW_CAPABILITY_TSO)
1050                         arg2 |= (BIT_2 | BIT_3);
1051                 if (!(esw_cfg->discard_tagged))
1052                         arg1 &= ~BIT_4;
1053                 if (!(esw_cfg->promisc_mode))
1054                         arg1 &= ~BIT_6;
1055                 if (!(esw_cfg->mac_override))
1056                         arg1 &= ~BIT_7;
1057                 if (!(esw_cfg->mac_anti_spoof))
1058                         arg2 &= ~BIT_0;
1059                 if (!(esw_cfg->offload_flags & BIT_0))
1060                         arg2 &= ~(BIT_1 | BIT_2 | BIT_3);
1061                 if (!(esw_cfg->offload_flags & BIT_1))
1062                         arg2 &= ~BIT_2;
1063                 if (!(esw_cfg->offload_flags & BIT_2))
1064                         arg2 &= ~BIT_3;
1065                 break;
1066         case QLCNIC_ADD_VLAN:
1067                         arg1 |= (BIT_2 | BIT_5);
1068                         arg1 |= (esw_cfg->vlan_id << 16);
1069                         break;
1070         case QLCNIC_DEL_VLAN:
1071                         arg1 |= (BIT_3 | BIT_5);
1072                         arg1 &= ~(0x0ffff << 16);
1073                         break;
1074         default:
1075                 return err;
1076         }
1077
1078         err = qlcnic_issue_cmd(adapter,
1079                         adapter->ahw->pci_func,
1080                         adapter->fw_hal_version,
1081                         arg1,
1082                         arg2,
1083                         0,
1084                         QLCNIC_CDRP_CMD_CONFIGURE_ESWITCH);
1085
1086         if (err != QLCNIC_RCODE_SUCCESS) {
1087                 dev_err(&adapter->pdev->dev,
1088                         "Failed to configure eswitch pci func %d\n", pci_func);
1089         } else {
1090                 dev_info(&adapter->pdev->dev,
1091                         "Configured eSwitch for pci func %d\n", pci_func);
1092         }
1093
1094         return err;
1095 }
1096
1097 int
1098 qlcnic_get_eswitch_port_config(struct qlcnic_adapter *adapter,
1099                         struct qlcnic_esw_func_cfg *esw_cfg)
1100 {
1101         u32 arg1, arg2;
1102         u8 phy_port;
1103         if (adapter->op_mode == QLCNIC_MGMT_FUNC)
1104                 phy_port = adapter->npars[esw_cfg->pci_func].phy_port;
1105         else
1106                 phy_port = adapter->physical_port;
1107         arg1 = phy_port;
1108         arg1 |= (esw_cfg->pci_func << 8);
1109         if (__qlcnic_get_eswitch_port_config(adapter, &arg1, &arg2))
1110                 return -EIO;
1111
1112         esw_cfg->discard_tagged = !!(arg1 & BIT_4);
1113         esw_cfg->host_vlan_tag = !!(arg1 & BIT_5);
1114         esw_cfg->promisc_mode = !!(arg1 & BIT_6);
1115         esw_cfg->mac_override = !!(arg1 & BIT_7);
1116         esw_cfg->vlan_id = LSW(arg1 >> 16);
1117         esw_cfg->mac_anti_spoof = (arg2 & 0x1);
1118         esw_cfg->offload_flags = ((arg2 >> 1) & 0x7);
1119
1120         return 0;
1121 }