drivers/net/ethernet/qlogic/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                 u32 *rd_args[3])
  33 {
  34         u32 rsp;
  35         u32 signature;
  36         u32 rcode = QLCNIC_RCODE_SUCCESS;
  37         struct pci_dev *pdev = adapter->pdev;
  38
  39         signature = QLCNIC_CDRP_SIGNATURE_MAKE(pci_fn, version);
  40
  41         /* Acquire semaphore before accessing CRB */
  42         if (qlcnic_api_lock(adapter))
  43                 return QLCNIC_RCODE_TIMEOUT;
  44
  45         QLCWR32(adapter, QLCNIC_SIGN_CRB_OFFSET, signature);
  46         QLCWR32(adapter, QLCNIC_ARG1_CRB_OFFSET, arg1);
  47         QLCWR32(adapter, QLCNIC_ARG2_CRB_OFFSET, arg2);
  48         QLCWR32(adapter, QLCNIC_ARG3_CRB_OFFSET, arg3);
  49         QLCWR32(adapter, QLCNIC_CDRP_CRB_OFFSET, QLCNIC_CDRP_FORM_CMD(cmd));
  50
  51         rsp = qlcnic_poll_rsp(adapter);
  52
  53         if (rsp == QLCNIC_CDRP_RSP_TIMEOUT) {
  54                 dev_err(&pdev->dev, "card response timeout.\n");
  55                 rcode = QLCNIC_RCODE_TIMEOUT;
  56         } else if (rsp == QLCNIC_CDRP_RSP_FAIL) {
  57                 rcode = QLCRD32(adapter, QLCNIC_ARG1_CRB_OFFSET);
  58                 dev_err(&pdev->dev, "failed card response code:0x%x\n",
  59                                 rcode);
  60         } else if (rsp == QLCNIC_CDRP_RSP_OK) {
  61                 if (rd_args[1])
  62                         *rd_args[1] = QLCRD32(adapter, QLCNIC_ARG2_CRB_OFFSET);
  63                 if (rd_args[2])
  64                         *rd_args[2] = QLCRD32(adapter, QLCNIC_ARG3_CRB_OFFSET);
  65         }
  66         if (rd_args[0])
  67                 *rd_args[0] = QLCRD32(adapter, QLCNIC_ARG1_CRB_OFFSET);
  68
  69         /* Release semaphore */
  70         qlcnic_api_unlock(adapter);
  71
  72         return rcode;
  73 }
  74
  75 static uint32_t qlcnic_temp_checksum(uint32_t *temp_buffer, u16 temp_size)
  76 {
  77         uint64_t sum = 0;
  78         int count = temp_size / sizeof(uint32_t);
  79         while (count-- > 0)
  80                 sum += *temp_buffer++;
  81         while (sum >> 32)
  82                 sum = (sum & 0xFFFFFFFF) + (sum >> 32);
  83         return ~sum;
  84 }
  85
  86 int qlcnic_fw_cmd_get_minidump_temp(struct qlcnic_adapter *adapter)
  87 {
  88         int err, i;
  89         u16 temp_size;
  90         void *tmp_addr;
  91         u32 version, csum, *template, *tmp_buf, rsp;
  92         u32 *rd_args[3];
  93         struct qlcnic_hardware_context *ahw;
  94         struct qlcnic_dump_template_hdr *tmpl_hdr, *tmp_tmpl;
  95         dma_addr_t tmp_addr_t = 0;
  96
  97         ahw = adapter->ahw;
  98         rd_args[0] = &rsp;
  99         rd_args[1] = (u32 *) &temp_size;
 100         rd_args[2] = &version;
 101         err = qlcnic_issue_cmd(adapter,
 102                         adapter->ahw->pci_func,
 103                         adapter->fw_hal_version,
 104                         0,
 105                         0,
 106                         0,
 107                         QLCNIC_CDRP_CMD_TEMP_SIZE,
 108                         rd_args);
 109         if (err != QLCNIC_RCODE_SUCCESS) {
 110                 dev_info(&adapter->pdev->dev,
 111                         "Can't get template size %d\n", rsp);
 112                 err = -EIO;
 113                 return err;
 114         }
 115         if (!temp_size)
 116                 return -EIO;
 117
 118         tmp_addr = dma_alloc_coherent(&adapter->pdev->dev, temp_size,
 119                         &tmp_addr_t, GFP_KERNEL);
 120         if (!tmp_addr) {
 121                 dev_err(&adapter->pdev->dev,
 122                         "Can't get memory for FW dump template\n");
 123                 return -ENOMEM;
 124         }
 125         memset(rd_args, 0, sizeof(rd_args));
 126         err = qlcnic_issue_cmd(adapter,
 127                 adapter->ahw->pci_func,
 128                 adapter->fw_hal_version,
 129                 LSD(tmp_addr_t),
 130                 MSD(tmp_addr_t),
 131                 temp_size,
 132                 QLCNIC_CDRP_CMD_GET_TEMP_HDR,
 133                 rd_args);
 134
 135         if (err != QLCNIC_RCODE_SUCCESS) {
 136                 dev_err(&adapter->pdev->dev,
 137                         "Failed to get mini dump template header %d\n", err);
 138                 err = -EIO;
 139                 goto error;
 140         }
 141         tmp_tmpl = tmp_addr;
 142         csum = qlcnic_temp_checksum((uint32_t *) tmp_addr, temp_size);
 143         if (csum) {
 144                 dev_err(&adapter->pdev->dev,
 145                         "Template header checksum validation failed\n");
 146                 err = -EIO;
 147                 goto error;
 148         }
 149         ahw->fw_dump.tmpl_hdr = vzalloc(temp_size);
 150         if (!ahw->fw_dump.tmpl_hdr) {
 151                 err = -EIO;
 152                 goto error;
 153         }
 154         tmp_buf = tmp_addr;
 155         template = (u32 *) ahw->fw_dump.tmpl_hdr;
 156         for (i = 0; i < temp_size/sizeof(u32); i++)
 157                 *template++ = __le32_to_cpu(*tmp_buf++);
 158
 159         tmpl_hdr = ahw->fw_dump.tmpl_hdr;
 160         tmpl_hdr->drv_cap_mask = QLCNIC_DUMP_MASK_DEF;
 161         ahw->fw_dump.enable = 1;
 162 error:
 163         dma_free_coherent(&adapter->pdev->dev, temp_size, tmp_addr, tmp_addr_t);
 164         return err;
 165 }
 166
 167 int
 168 qlcnic_fw_cmd_set_mtu(struct qlcnic_adapter *adapter, int mtu)
 169 {
 170         u32 *rd_args[3];
 171         struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
 172
 173         memset(rd_args, 0, sizeof(rd_args));
 174         if (recv_ctx->state == QLCNIC_HOST_CTX_STATE_ACTIVE) {
 175                 if (qlcnic_issue_cmd(adapter,
 176                         adapter->ahw->pci_func,
 177                         adapter->fw_hal_version,
 178                         recv_ctx->context_id,
 179                         mtu,
 180                         0,
 181                         QLCNIC_CDRP_CMD_SET_MTU,
 182                         rd_args)) {
 183
 184                         dev_err(&adapter->pdev->dev, "Failed to set mtu\n");
 185                         return -EIO;
 186                 }
 187         }
 188
 189         return 0;
 190 }
 191
 192 static int
 193 qlcnic_fw_cmd_create_rx_ctx(struct qlcnic_adapter *adapter)
 194 {
 195         void *addr;
 196         struct qlcnic_hostrq_rx_ctx *prq;
 197         struct qlcnic_cardrsp_rx_ctx *prsp;
 198         struct qlcnic_hostrq_rds_ring *prq_rds;
 199         struct qlcnic_hostrq_sds_ring *prq_sds;
 200         struct qlcnic_cardrsp_rds_ring *prsp_rds;
 201         struct qlcnic_cardrsp_sds_ring *prsp_sds;
 202         struct qlcnic_host_rds_ring *rds_ring;
 203         struct qlcnic_host_sds_ring *sds_ring;
 204
 205         dma_addr_t hostrq_phys_addr, cardrsp_phys_addr;
 206         u64 phys_addr;
 207
 208         u8 i, nrds_rings, nsds_rings;
 209         size_t rq_size, rsp_size;
 210         u32 cap, reg, val, reg2;
 211         u32 *rd_args[3];
 212         int err;
 213
 214         struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
 215
 216         nrds_rings = adapter->max_rds_rings;
 217         nsds_rings = adapter->max_sds_rings;
 218
 219         rq_size =
 220                 SIZEOF_HOSTRQ_RX(struct qlcnic_hostrq_rx_ctx, nrds_rings,
 221                                                 nsds_rings);
 222         rsp_size =
 223                 SIZEOF_CARDRSP_RX(struct qlcnic_cardrsp_rx_ctx, nrds_rings,
 224                                                 nsds_rings);
 225
 226         addr = dma_alloc_coherent(&adapter->pdev->dev, rq_size,
 227                         &hostrq_phys_addr, GFP_KERNEL);
 228         if (addr == NULL)
 229                 return -ENOMEM;
 230         prq = addr;
 231
 232         addr = dma_alloc_coherent(&adapter->pdev->dev, rsp_size,
 233                         &cardrsp_phys_addr, GFP_KERNEL);
 234         if (addr == NULL) {
 235                 err = -ENOMEM;
 236                 goto out_free_rq;
 237         }
 238         prsp = addr;
 239
 240         prq->host_rsp_dma_addr = cpu_to_le64(cardrsp_phys_addr);
 241
 242         cap = (QLCNIC_CAP0_LEGACY_CONTEXT | QLCNIC_CAP0_LEGACY_MN
 243                                                 | QLCNIC_CAP0_VALIDOFF);
 244         cap |= (QLCNIC_CAP0_JUMBO_CONTIGUOUS | QLCNIC_CAP0_LRO_CONTIGUOUS);
 245
 246         prq->valid_field_offset = offsetof(struct qlcnic_hostrq_rx_ctx,
 247                                                          msix_handler);
 248         prq->txrx_sds_binding = nsds_rings - 1;
 249
 250         prq->capabilities[0] = cpu_to_le32(cap);
 251         prq->host_int_crb_mode =
 252                 cpu_to_le32(QLCNIC_HOST_INT_CRB_MODE_SHARED);
 253         prq->host_rds_crb_mode =
 254                 cpu_to_le32(QLCNIC_HOST_RDS_CRB_MODE_UNIQUE);
 255
 256         prq->num_rds_rings = cpu_to_le16(nrds_rings);
 257         prq->num_sds_rings = cpu_to_le16(nsds_rings);
 258         prq->rds_ring_offset = 0;
 259
 260         val = le32_to_cpu(prq->rds_ring_offset) +
 261                 (sizeof(struct qlcnic_hostrq_rds_ring) * nrds_rings);
 262         prq->sds_ring_offset = cpu_to_le32(val);
 263
 264         prq_rds = (struct qlcnic_hostrq_rds_ring *)(prq->data +
 265                         le32_to_cpu(prq->rds_ring_offset));
 266
 267         for (i = 0; i < nrds_rings; i++) {
 268
 269                 rds_ring = &recv_ctx->rds_rings[i];
 270                 rds_ring->producer = 0;
 271
 272                 prq_rds[i].host_phys_addr = cpu_to_le64(rds_ring->phys_addr);
 273                 prq_rds[i].ring_size = cpu_to_le32(rds_ring->num_desc);
 274                 prq_rds[i].ring_kind = cpu_to_le32(i);
 275                 prq_rds[i].buff_size = cpu_to_le64(rds_ring->dma_size);
 276         }
 277
 278         prq_sds = (struct qlcnic_hostrq_sds_ring *)(prq->data +
 279                         le32_to_cpu(prq->sds_ring_offset));
 280
 281         for (i = 0; i < nsds_rings; i++) {
 282
 283                 sds_ring = &recv_ctx->sds_rings[i];
 284                 sds_ring->consumer = 0;
 285                 memset(sds_ring->desc_head, 0, STATUS_DESC_RINGSIZE(sds_ring));
 286
 287                 prq_sds[i].host_phys_addr = cpu_to_le64(sds_ring->phys_addr);
 288                 prq_sds[i].ring_size = cpu_to_le32(sds_ring->num_desc);
 289                 prq_sds[i].msi_index = cpu_to_le16(i);
 290         }
 291
 292         phys_addr = hostrq_phys_addr;
 293         memset(rd_args, 0, sizeof(rd_args));
 294         err = qlcnic_issue_cmd(adapter,
 295                         adapter->ahw->pci_func,
 296                         adapter->fw_hal_version,
 297                         (u32)(phys_addr >> 32),
 298                         (u32)(phys_addr & 0xffffffff),
 299                         rq_size,
 300                         QLCNIC_CDRP_CMD_CREATE_RX_CTX,
 301                         rd_args);
 302         if (err) {
 303                 dev_err(&adapter->pdev->dev,
 304                         "Failed to create rx ctx in firmware%d\n", err);
 305                 goto out_free_rsp;
 306         }
 307
 308
 309         prsp_rds = ((struct qlcnic_cardrsp_rds_ring *)
 310                          &prsp->data[le32_to_cpu(prsp->rds_ring_offset)]);
 311
 312         for (i = 0; i < le16_to_cpu(prsp->num_rds_rings); i++) {
 313                 rds_ring = &recv_ctx->rds_rings[i];
 314
 315                 reg = le32_to_cpu(prsp_rds[i].host_producer_crb);
 316                 rds_ring->crb_rcv_producer = adapter->ahw->pci_base0 + reg;
 317         }
 318
 319         prsp_sds = ((struct qlcnic_cardrsp_sds_ring *)
 320                         &prsp->data[le32_to_cpu(prsp->sds_ring_offset)]);
 321
 322         for (i = 0; i < le16_to_cpu(prsp->num_sds_rings); i++) {
 323                 sds_ring = &recv_ctx->sds_rings[i];
 324
 325                 reg = le32_to_cpu(prsp_sds[i].host_consumer_crb);
 326                 reg2 = le32_to_cpu(prsp_sds[i].interrupt_crb);
 327
 328                 sds_ring->crb_sts_consumer = adapter->ahw->pci_base0 + reg;
 329                 sds_ring->crb_intr_mask = adapter->ahw->pci_base0 + reg2;
 330         }
 331
 332         recv_ctx->state = le32_to_cpu(prsp->host_ctx_state);
 333         recv_ctx->context_id = le16_to_cpu(prsp->context_id);
 334         recv_ctx->virt_port = prsp->virt_port;
 335
 336 out_free_rsp:
 337         dma_free_coherent(&adapter->pdev->dev, rsp_size, prsp,
 338                 cardrsp_phys_addr);
 339 out_free_rq:
 340         dma_free_coherent(&adapter->pdev->dev, rq_size, prq, hostrq_phys_addr);
 341         return err;
 342 }
 343
 344 static void
 345 qlcnic_fw_cmd_destroy_rx_ctx(struct qlcnic_adapter *adapter)
 346 {
 347         u32 *rd_args[3];
 348         struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
 349
 350         memset(rd_args, 0, sizeof(rd_args));
 351         if (qlcnic_issue_cmd(adapter,
 352                         adapter->ahw->pci_func,
 353                         adapter->fw_hal_version,
 354                         recv_ctx->context_id,
 355                         QLCNIC_DESTROY_CTX_RESET,
 356                         0,
 357                         QLCNIC_CDRP_CMD_DESTROY_RX_CTX,
 358                         rd_args)) {
 359
 360                 dev_err(&adapter->pdev->dev,
 361                         "Failed to destroy rx ctx in firmware\n");
 362         }
 363
 364         recv_ctx->state = QLCNIC_HOST_CTX_STATE_FREED;
 365 }
 366
 367 static int
 368 qlcnic_fw_cmd_create_tx_ctx(struct qlcnic_adapter *adapter)
 369 {
 370         struct qlcnic_hostrq_tx_ctx     *prq;
 371         struct qlcnic_hostrq_cds_ring   *prq_cds;
 372         struct qlcnic_cardrsp_tx_ctx    *prsp;
 373         void    *rq_addr, *rsp_addr;
 374         size_t  rq_size, rsp_size;
 375         u32     temp;
 376         u32 *rd_args[3];
 377         int     err;
 378         u64     phys_addr;
 379         dma_addr_t      rq_phys_addr, rsp_phys_addr;
 380         struct qlcnic_host_tx_ring *tx_ring = adapter->tx_ring;
 381
 382         /* reset host resources */
 383         tx_ring->producer = 0;
 384         tx_ring->sw_consumer = 0;
 385         *(tx_ring->hw_consumer) = 0;
 386
 387         rq_size = SIZEOF_HOSTRQ_TX(struct qlcnic_hostrq_tx_ctx);
 388         rq_addr = dma_alloc_coherent(&adapter->pdev->dev, rq_size,
 389                         &rq_phys_addr, GFP_KERNEL);
 390         if (!rq_addr)
 391                 return -ENOMEM;
 392
 393         rsp_size = SIZEOF_CARDRSP_TX(struct qlcnic_cardrsp_tx_ctx);
 394         rsp_addr = dma_alloc_coherent(&adapter->pdev->dev, rsp_size,
 395                         &rsp_phys_addr, GFP_KERNEL);
 396         if (!rsp_addr) {
 397                 err = -ENOMEM;
 398                 goto out_free_rq;
 399         }
 400
 401         memset(rq_addr, 0, rq_size);
 402         prq = rq_addr;
 403
 404         memset(rsp_addr, 0, rsp_size);
 405         prsp = rsp_addr;
 406
 407         prq->host_rsp_dma_addr = cpu_to_le64(rsp_phys_addr);
 408
 409         temp = (QLCNIC_CAP0_LEGACY_CONTEXT | QLCNIC_CAP0_LEGACY_MN |
 410                                         QLCNIC_CAP0_LSO);
 411         prq->capabilities[0] = cpu_to_le32(temp);
 412
 413         prq->host_int_crb_mode =
 414                 cpu_to_le32(QLCNIC_HOST_INT_CRB_MODE_SHARED);
 415
 416         prq->interrupt_ctl = 0;
 417         prq->msi_index = 0;
 418         prq->cmd_cons_dma_addr = cpu_to_le64(tx_ring->hw_cons_phys_addr);
 419
 420         prq_cds = &prq->cds_ring;
 421
 422         prq_cds->host_phys_addr = cpu_to_le64(tx_ring->phys_addr);
 423         prq_cds->ring_size = cpu_to_le32(tx_ring->num_desc);
 424
 425         phys_addr = rq_phys_addr;
 426         memset(rd_args, 0, sizeof(rd_args));
 427         err = qlcnic_issue_cmd(adapter,
 428                         adapter->ahw->pci_func,
 429                         adapter->fw_hal_version,
 430                         (u32)(phys_addr >> 32),
 431                         ((u32)phys_addr & 0xffffffff),
 432                         rq_size,
 433                         QLCNIC_CDRP_CMD_CREATE_TX_CTX,
 434                         rd_args);
 435
 436         if (err == QLCNIC_RCODE_SUCCESS) {
 437                 temp = le32_to_cpu(prsp->cds_ring.host_producer_crb);
 438                 tx_ring->crb_cmd_producer = adapter->ahw->pci_base0 + temp;
 439
 440                 adapter->tx_context_id =
 441                         le16_to_cpu(prsp->context_id);
 442         } else {
 443                 dev_err(&adapter->pdev->dev,
 444                         "Failed to create tx ctx in firmware%d\n", err);
 445                 err = -EIO;
 446         }
 447
 448         dma_free_coherent(&adapter->pdev->dev, rsp_size, rsp_addr,
 449                 rsp_phys_addr);
 450
 451 out_free_rq:
 452         dma_free_coherent(&adapter->pdev->dev, rq_size, rq_addr, rq_phys_addr);
 453
 454         return err;
 455 }
 456
 457 static void
 458 qlcnic_fw_cmd_destroy_tx_ctx(struct qlcnic_adapter *adapter)
 459 {
 460         u32 *rd_args[3];
 461
 462         memset(rd_args, 0, sizeof(rd_args));
 463         if (qlcnic_issue_cmd(adapter,
 464                         adapter->ahw->pci_func,
 465                         adapter->fw_hal_version,
 466                         adapter->tx_context_id,
 467                         QLCNIC_DESTROY_CTX_RESET,
 468                         0,
 469                         QLCNIC_CDRP_CMD_DESTROY_TX_CTX,
 470                         rd_args)) {
 471
 472                 dev_err(&adapter->pdev->dev,
 473                         "Failed to destroy tx ctx in firmware\n");
 474         }
 475 }
 476
 477 int
 478 qlcnic_fw_cmd_set_port(struct qlcnic_adapter *adapter, u32 config)
 479 {
 480         u32 *rd_args[3];
 481
 482         memset(rd_args, 0, sizeof(rd_args));
 483         return qlcnic_issue_cmd(adapter,
 484                         adapter->ahw->pci_func,
 485                         adapter->fw_hal_version,
 486                         config,
 487                         0,
 488                         0,
 489                         QLCNIC_CDRP_CMD_CONFIG_PORT,
 490                         rd_args);
 491 }
 492
 493 int qlcnic_alloc_hw_resources(struct qlcnic_adapter *adapter)
 494 {
 495         void *addr;
 496         int err;
 497         int ring;
 498         struct qlcnic_recv_context *recv_ctx;
 499         struct qlcnic_host_rds_ring *rds_ring;
 500         struct qlcnic_host_sds_ring *sds_ring;
 501         struct qlcnic_host_tx_ring *tx_ring;
 502
 503         struct pci_dev *pdev = adapter->pdev;
 504
 505         recv_ctx = adapter->recv_ctx;
 506         tx_ring = adapter->tx_ring;
 507
 508         tx_ring->hw_consumer = (__le32 *) dma_alloc_coherent(&pdev->dev,
 509                 sizeof(u32), &tx_ring->hw_cons_phys_addr, GFP_KERNEL);
 510         if (tx_ring->hw_consumer == NULL) {
 511                 dev_err(&pdev->dev, "failed to allocate tx consumer\n");
 512                 return -ENOMEM;
 513         }
 514
 515         /* cmd desc ring */
 516         addr = dma_alloc_coherent(&pdev->dev, TX_DESC_RINGSIZE(tx_ring),
 517                         &tx_ring->phys_addr, GFP_KERNEL);
 518
 519         if (addr == NULL) {
 520                 dev_err(&pdev->dev, "failed to allocate tx desc ring\n");
 521                 err = -ENOMEM;
 522                 goto err_out_free;
 523         }
 524
 525         tx_ring->desc_head = addr;
 526
 527         for (ring = 0; ring < adapter->max_rds_rings; ring++) {
 528                 rds_ring = &recv_ctx->rds_rings[ring];
 529                 addr = dma_alloc_coherent(&adapter->pdev->dev,
 530                                 RCV_DESC_RINGSIZE(rds_ring),
 531                                 &rds_ring->phys_addr, GFP_KERNEL);
 532                 if (addr == NULL) {
 533                         dev_err(&pdev->dev,
 534                                 "failed to allocate rds ring [%d]\n", ring);
 535                         err = -ENOMEM;
 536                         goto err_out_free;
 537                 }
 538                 rds_ring->desc_head = addr;
 539
 540         }
 541
 542         for (ring = 0; ring < adapter->max_sds_rings; ring++) {
 543                 sds_ring = &recv_ctx->sds_rings[ring];
 544
 545                 addr = dma_alloc_coherent(&adapter->pdev->dev,
 546                                 STATUS_DESC_RINGSIZE(sds_ring),
 547                                 &sds_ring->phys_addr, GFP_KERNEL);
 548                 if (addr == NULL) {
 549                         dev_err(&pdev->dev,
 550                                 "failed to allocate sds ring [%d]\n", ring);
 551                         err = -ENOMEM;
 552                         goto err_out_free;
 553                 }
 554                 sds_ring->desc_head = addr;
 555         }
 556
 557         return 0;
 558
 559 err_out_free:
 560         qlcnic_free_hw_resources(adapter);
 561         return err;
 562 }
 563
 564
 565 int qlcnic_fw_create_ctx(struct qlcnic_adapter *adapter)
 566 {
 567         int err;
 568
 569         if (adapter->flags & QLCNIC_NEED_FLR) {
 570                 pci_reset_function(adapter->pdev);
 571                 adapter->flags &= ~QLCNIC_NEED_FLR;
 572         }
 573
 574         err = qlcnic_fw_cmd_create_rx_ctx(adapter);
 575         if (err)
 576                 return err;
 577
 578         err = qlcnic_fw_cmd_create_tx_ctx(adapter);
 579         if (err) {
 580                 qlcnic_fw_cmd_destroy_rx_ctx(adapter);
 581                 return err;
 582         }
 583
 584         set_bit(__QLCNIC_FW_ATTACHED, &adapter->state);
 585         return 0;
 586 }
 587
 588 void qlcnic_fw_destroy_ctx(struct qlcnic_adapter *adapter)
 589 {
 590         if (test_and_clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state)) {
 591                 qlcnic_fw_cmd_destroy_rx_ctx(adapter);
 592                 qlcnic_fw_cmd_destroy_tx_ctx(adapter);
 593
 594                 /* Allow dma queues to drain after context reset */
 595                 msleep(20);
 596         }
 597 }
 598
 599 void qlcnic_free_hw_resources(struct qlcnic_adapter *adapter)
 600 {
 601         struct qlcnic_recv_context *recv_ctx;
 602         struct qlcnic_host_rds_ring *rds_ring;
 603         struct qlcnic_host_sds_ring *sds_ring;
 604         struct qlcnic_host_tx_ring *tx_ring;
 605         int ring;
 606
 607         recv_ctx = adapter->recv_ctx;
 608
 609         tx_ring = adapter->tx_ring;
 610         if (tx_ring->hw_consumer != NULL) {
 611                 dma_free_coherent(&adapter->pdev->dev,
 612                                 sizeof(u32),
 613                                 tx_ring->hw_consumer,
 614                                 tx_ring->hw_cons_phys_addr);
 615                 tx_ring->hw_consumer = NULL;
 616         }
 617
 618         if (tx_ring->desc_head != NULL) {
 619                 dma_free_coherent(&adapter->pdev->dev,
 620                                 TX_DESC_RINGSIZE(tx_ring),
 621                                 tx_ring->desc_head, tx_ring->phys_addr);
 622                 tx_ring->desc_head = NULL;
 623         }
 624
 625         for (ring = 0; ring < adapter->max_rds_rings; ring++) {
 626                 rds_ring = &recv_ctx->rds_rings[ring];
 627
 628                 if (rds_ring->desc_head != NULL) {
 629                         dma_free_coherent(&adapter->pdev->dev,
 630                                         RCV_DESC_RINGSIZE(rds_ring),
 631                                         rds_ring->desc_head,
 632                                         rds_ring->phys_addr);
 633                         rds_ring->desc_head = NULL;
 634                 }
 635         }
 636
 637         for (ring = 0; ring < adapter->max_sds_rings; ring++) {
 638                 sds_ring = &recv_ctx->sds_rings[ring];
 639
 640                 if (sds_ring->desc_head != NULL) {
 641                         dma_free_coherent(&adapter->pdev->dev,
 642                                 STATUS_DESC_RINGSIZE(sds_ring),
 643                                 sds_ring->desc_head,
 644                                 sds_ring->phys_addr);
 645                         sds_ring->desc_head = NULL;
 646                 }
 647         }
 648 }
 649
 650
 651 /* Get MAC address of a NIC partition */
 652 int qlcnic_get_mac_address(struct qlcnic_adapter *adapter, u8 *mac)
 653 {
 654         int err;
 655         u32 arg1, rd_arg1, rd_arg2;
 656         u32 *rd_args[3];
 657
 658         arg1 = adapter->ahw->pci_func | BIT_8;
 659         rd_args[0] = &rd_arg1;
 660         rd_args[1] = &rd_arg2;
 661         rd_args[2] = 0;
 662         err = qlcnic_issue_cmd(adapter,
 663                         adapter->ahw->pci_func,
 664                         adapter->fw_hal_version,
 665                         arg1,
 666                         0,
 667                         0,
 668                         QLCNIC_CDRP_CMD_MAC_ADDRESS,
 669                         rd_args);
 670
 671         if (err == QLCNIC_RCODE_SUCCESS)
 672                 qlcnic_fetch_mac(adapter, rd_arg1, rd_arg2, 0, mac);
 673         else {
 674                 dev_err(&adapter->pdev->dev,
 675                         "Failed to get mac address%d\n", err);
 676                 err = -EIO;
 677         }
 678
 679         return err;
 680 }
 681
 682 /* Get info of a NIC partition */
 683 int qlcnic_get_nic_info(struct qlcnic_adapter *adapter,
 684                                 struct qlcnic_info *npar_info, u8 func_id)
 685 {
 686         int     err;
 687         dma_addr_t nic_dma_t;
 688         struct qlcnic_info *nic_info;
 689         void *nic_info_addr;
 690         u32 *rd_args[3];
 691         size_t  nic_size = sizeof(struct qlcnic_info);
 692
 693         nic_info_addr = dma_alloc_coherent(&adapter->pdev->dev, nic_size,
 694                                 &nic_dma_t, GFP_KERNEL);
 695         if (!nic_info_addr)
 696                 return -ENOMEM;
 697         memset(nic_info_addr, 0, nic_size);
 698
 699         nic_info = nic_info_addr;
 700         memset(rd_args, 0, sizeof(rd_args));
 701         err = qlcnic_issue_cmd(adapter,
 702                         adapter->ahw->pci_func,
 703                         adapter->fw_hal_version,
 704                         MSD(nic_dma_t),
 705                         LSD(nic_dma_t),
 706                         (func_id << 16 | nic_size),
 707                         QLCNIC_CDRP_CMD_GET_NIC_INFO,
 708                         rd_args);
 709
 710         if (err == QLCNIC_RCODE_SUCCESS) {
 711                 npar_info->pci_func = le16_to_cpu(nic_info->pci_func);
 712                 npar_info->op_mode = le16_to_cpu(nic_info->op_mode);
 713                 npar_info->phys_port = le16_to_cpu(nic_info->phys_port);
 714                 npar_info->switch_mode = le16_to_cpu(nic_info->switch_mode);
 715                 npar_info->max_tx_ques = le16_to_cpu(nic_info->max_tx_ques);
 716                 npar_info->max_rx_ques = le16_to_cpu(nic_info->max_rx_ques);
 717                 npar_info->min_tx_bw = le16_to_cpu(nic_info->min_tx_bw);
 718                 npar_info->max_tx_bw = le16_to_cpu(nic_info->max_tx_bw);
 719                 npar_info->capabilities = le32_to_cpu(nic_info->capabilities);
 720                 npar_info->max_mtu = le16_to_cpu(nic_info->max_mtu);
 721
 722                 dev_info(&adapter->pdev->dev,
 723                         "phy port: %d switch_mode: %d,\n"
 724                         "\tmax_tx_q: %d max_rx_q: %d min_tx_bw: 0x%x,\n"
 725                         "\tmax_tx_bw: 0x%x max_mtu:0x%x, capabilities: 0x%x\n",
 726                         npar_info->phys_port, npar_info->switch_mode,
 727                         npar_info->max_tx_ques, npar_info->max_rx_ques,
 728                         npar_info->min_tx_bw, npar_info->max_tx_bw,
 729                         npar_info->max_mtu, npar_info->capabilities);
 730         } else {
 731                 dev_err(&adapter->pdev->dev,
 732                         "Failed to get nic info%d\n", err);
 733                 err = -EIO;
 734         }
 735
 736         dma_free_coherent(&adapter->pdev->dev, nic_size, nic_info_addr,
 737                 nic_dma_t);
 738         return err;
 739 }
 740
 741 /* Configure a NIC partition */
 742 int qlcnic_set_nic_info(struct qlcnic_adapter *adapter, struct qlcnic_info *nic)
 743 {
 744         int err = -EIO;
 745         dma_addr_t nic_dma_t;
 746         void *nic_info_addr;
 747         u32 *rd_args[3];
 748         struct qlcnic_info *nic_info;
 749         size_t nic_size = sizeof(struct qlcnic_info);
 750
 751         if (adapter->op_mode != QLCNIC_MGMT_FUNC)
 752                 return err;
 753
 754         nic_info_addr = dma_alloc_coherent(&adapter->pdev->dev, nic_size,
 755                         &nic_dma_t, GFP_KERNEL);
 756         if (!nic_info_addr)
 757                 return -ENOMEM;
 758
 759         memset(nic_info_addr, 0, nic_size);
 760         nic_info = nic_info_addr;
 761
 762         nic_info->pci_func = cpu_to_le16(nic->pci_func);
 763         nic_info->op_mode = cpu_to_le16(nic->op_mode);
 764         nic_info->phys_port = cpu_to_le16(nic->phys_port);
 765         nic_info->switch_mode = cpu_to_le16(nic->switch_mode);
 766         nic_info->capabilities = cpu_to_le32(nic->capabilities);
 767         nic_info->max_mac_filters = nic->max_mac_filters;
 768         nic_info->max_tx_ques = cpu_to_le16(nic->max_tx_ques);
 769         nic_info->max_rx_ques = cpu_to_le16(nic->max_rx_ques);
 770         nic_info->min_tx_bw = cpu_to_le16(nic->min_tx_bw);
 771         nic_info->max_tx_bw = cpu_to_le16(nic->max_tx_bw);
 772
 773         memset(rd_args, 0, sizeof(rd_args));
 774         err = qlcnic_issue_cmd(adapter,
 775                         adapter->ahw->pci_func,
 776                         adapter->fw_hal_version,
 777                         MSD(nic_dma_t),
 778                         LSD(nic_dma_t),
 779                         ((nic->pci_func << 16) | nic_size),
 780                         QLCNIC_CDRP_CMD_SET_NIC_INFO,
 781                         rd_args);
 782
 783         if (err != QLCNIC_RCODE_SUCCESS) {
 784                 dev_err(&adapter->pdev->dev,
 785                         "Failed to set nic info%d\n", err);
 786                 err = -EIO;
 787         }
 788
 789         dma_free_coherent(&adapter->pdev->dev, nic_size, nic_info_addr,
 790                 nic_dma_t);
 791         return err;
 792 }
 793
 794 /* Get PCI Info of a partition */
 795 int qlcnic_get_pci_info(struct qlcnic_adapter *adapter,
 796                                 struct qlcnic_pci_info *pci_info)
 797 {
 798         int err = 0, i;
 799         u32 *rd_args[3];
 800         dma_addr_t pci_info_dma_t;
 801         struct qlcnic_pci_info *npar;
 802         void *pci_info_addr;
 803         size_t npar_size = sizeof(struct qlcnic_pci_info);
 804         size_t pci_size = npar_size * QLCNIC_MAX_PCI_FUNC;
 805
 806         pci_info_addr = dma_alloc_coherent(&adapter->pdev->dev, pci_size,
 807                         &pci_info_dma_t, GFP_KERNEL);
 808         if (!pci_info_addr)
 809                 return -ENOMEM;
 810         memset(pci_info_addr, 0, pci_size);
 811
 812         npar = pci_info_addr;
 813         memset(rd_args, 0, sizeof(rd_args));
 814         err = qlcnic_issue_cmd(adapter,
 815                         adapter->ahw->pci_func,
 816                         adapter->fw_hal_version,
 817                         MSD(pci_info_dma_t),
 818                         LSD(pci_info_dma_t),
 819                         pci_size,
 820                         QLCNIC_CDRP_CMD_GET_PCI_INFO,
 821                         rd_args);
 822
 823         if (err == QLCNIC_RCODE_SUCCESS) {
 824                 for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++, npar++, pci_info++) {
 825                         pci_info->id = le16_to_cpu(npar->id);
 826                         pci_info->active = le16_to_cpu(npar->active);
 827                         pci_info->type = le16_to_cpu(npar->type);
 828                         pci_info->default_port =
 829                                 le16_to_cpu(npar->default_port);
 830                         pci_info->tx_min_bw =
 831                                 le16_to_cpu(npar->tx_min_bw);
 832                         pci_info->tx_max_bw =
 833                                 le16_to_cpu(npar->tx_max_bw);
 834                         memcpy(pci_info->mac, npar->mac, ETH_ALEN);
 835                 }
 836         } else {
 837                 dev_err(&adapter->pdev->dev,
 838                         "Failed to get PCI Info%d\n", err);
 839                 err = -EIO;
 840         }
 841
 842         dma_free_coherent(&adapter->pdev->dev, pci_size, pci_info_addr,
 843                 pci_info_dma_t);
 844         return err;
 845 }
 846
 847 /* Configure eSwitch for port mirroring */
 848 int qlcnic_config_port_mirroring(struct qlcnic_adapter *adapter, u8 id,
 849                                 u8 enable_mirroring, u8 pci_func)
 850 {
 851         int err = -EIO;
 852         u32 arg1;
 853         u32 *rd_args[3];
 854
 855         if (adapter->op_mode != QLCNIC_MGMT_FUNC ||
 856                 !(adapter->eswitch[id].flags & QLCNIC_SWITCH_ENABLE))
 857                 return err;
 858
 859         arg1 = id | (enable_mirroring ? BIT_4 : 0);
 860         arg1 |= pci_func << 8;
 861
 862         memset(rd_args, 0, sizeof(rd_args));
 863         err = qlcnic_issue_cmd(adapter,
 864                         adapter->ahw->pci_func,
 865                         adapter->fw_hal_version,
 866                         arg1,
 867                         0,
 868                         0,
 869                         QLCNIC_CDRP_CMD_SET_PORTMIRRORING,
 870                         rd_args);
 871
 872         if (err != QLCNIC_RCODE_SUCCESS) {
 873                 dev_err(&adapter->pdev->dev,
 874                         "Failed to configure port mirroring%d on eswitch:%d\n",
 875                         pci_func, id);
 876         } else {
 877                 dev_info(&adapter->pdev->dev,
 878                         "Configured eSwitch %d for port mirroring:%d\n",
 879                         id, pci_func);
 880         }
 881
 882         return err;
 883 }
 884
 885 int qlcnic_get_port_stats(struct qlcnic_adapter *adapter, const u8 func,
 886                 const u8 rx_tx, struct __qlcnic_esw_statistics *esw_stats) {
 887
 888         size_t stats_size = sizeof(struct __qlcnic_esw_statistics);
 889         struct __qlcnic_esw_statistics *stats;
 890         dma_addr_t stats_dma_t;
 891         void *stats_addr;
 892         u32 arg1;
 893         u32 *rd_args[3];
 894         int err;
 895
 896         if (esw_stats == NULL)
 897                 return -ENOMEM;
 898
 899         if (adapter->op_mode != QLCNIC_MGMT_FUNC &&
 900             func != adapter->ahw->pci_func) {
 901                 dev_err(&adapter->pdev->dev,
 902                         "Not privilege to query stats for func=%d", func);
 903                 return -EIO;
 904         }
 905
 906         stats_addr = dma_alloc_coherent(&adapter->pdev->dev, stats_size,
 907                         &stats_dma_t, GFP_KERNEL);
 908         if (!stats_addr) {
 909                 dev_err(&adapter->pdev->dev, "Unable to allocate memory\n");
 910                 return -ENOMEM;
 911         }
 912         memset(stats_addr, 0, stats_size);
 913
 914         arg1 = func | QLCNIC_STATS_VERSION << 8 | QLCNIC_STATS_PORT << 12;
 915         arg1 |= rx_tx << 15 | stats_size << 16;
 916
 917         memset(rd_args, 0, sizeof(rd_args));
 918         err = qlcnic_issue_cmd(adapter,
 919                         adapter->ahw->pci_func,
 920                         adapter->fw_hal_version,
 921                         arg1,
 922                         MSD(stats_dma_t),
 923                         LSD(stats_dma_t),
 924                         QLCNIC_CDRP_CMD_GET_ESWITCH_STATS,
 925                         rd_args);
 926
 927         if (!err) {
 928                 stats = stats_addr;
 929                 esw_stats->context_id = le16_to_cpu(stats->context_id);
 930                 esw_stats->version = le16_to_cpu(stats->version);
 931                 esw_stats->size = le16_to_cpu(stats->size);
 932                 esw_stats->multicast_frames =
 933                                 le64_to_cpu(stats->multicast_frames);
 934                 esw_stats->broadcast_frames =
 935                                 le64_to_cpu(stats->broadcast_frames);
 936                 esw_stats->unicast_frames = le64_to_cpu(stats->unicast_frames);
 937                 esw_stats->dropped_frames = le64_to_cpu(stats->dropped_frames);
 938                 esw_stats->local_frames = le64_to_cpu(stats->local_frames);
 939                 esw_stats->errors = le64_to_cpu(stats->errors);
 940                 esw_stats->numbytes = le64_to_cpu(stats->numbytes);
 941         }
 942
 943         dma_free_coherent(&adapter->pdev->dev, stats_size, stats_addr,
 944                 stats_dma_t);
 945         return err;
 946 }
 947
 948 int qlcnic_get_eswitch_stats(struct qlcnic_adapter *adapter, const u8 eswitch,
 949                 const u8 rx_tx, struct __qlcnic_esw_statistics *esw_stats) {
 950
 951         struct __qlcnic_esw_statistics port_stats;
 952         u8 i;
 953         int ret = -EIO;
 954
 955         if (esw_stats == NULL)
 956                 return -ENOMEM;
 957         if (adapter->op_mode != QLCNIC_MGMT_FUNC)
 958                 return -EIO;
 959         if (adapter->npars == NULL)
 960                 return -EIO;
 961
 962         memset(esw_stats, 0, sizeof(u64));
 963         esw_stats->unicast_frames = QLCNIC_ESW_STATS_NOT_AVAIL;
 964         esw_stats->multicast_frames = QLCNIC_ESW_STATS_NOT_AVAIL;
 965         esw_stats->broadcast_frames = QLCNIC_ESW_STATS_NOT_AVAIL;
 966         esw_stats->dropped_frames = QLCNIC_ESW_STATS_NOT_AVAIL;
 967         esw_stats->errors = QLCNIC_ESW_STATS_NOT_AVAIL;
 968         esw_stats->local_frames = QLCNIC_ESW_STATS_NOT_AVAIL;
 969         esw_stats->numbytes = QLCNIC_ESW_STATS_NOT_AVAIL;
 970         esw_stats->context_id = eswitch;
 971
 972         for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) {
 973                 if (adapter->npars[i].phy_port != eswitch)
 974                         continue;
 975
 976                 memset(&port_stats, 0, sizeof(struct __qlcnic_esw_statistics));
 977                 if (qlcnic_get_port_stats(adapter, i, rx_tx, &port_stats))
 978                         continue;
 979
 980                 esw_stats->size = port_stats.size;
 981                 esw_stats->version = port_stats.version;
 982                 QLCNIC_ADD_ESW_STATS(esw_stats->unicast_frames,
 983                                                 port_stats.unicast_frames);
 984                 QLCNIC_ADD_ESW_STATS(esw_stats->multicast_frames,
 985                                                 port_stats.multicast_frames);
 986                 QLCNIC_ADD_ESW_STATS(esw_stats->broadcast_frames,
 987                                                 port_stats.broadcast_frames);
 988                 QLCNIC_ADD_ESW_STATS(esw_stats->dropped_frames,
 989                                                 port_stats.dropped_frames);
 990                 QLCNIC_ADD_ESW_STATS(esw_stats->errors,
 991                                                 port_stats.errors);
 992                 QLCNIC_ADD_ESW_STATS(esw_stats->local_frames,
 993                                                 port_stats.local_frames);
 994                 QLCNIC_ADD_ESW_STATS(esw_stats->numbytes,
 995                                                 port_stats.numbytes);
 996                 ret = 0;
 997         }
 998         return ret;
 999 }
1000
1001 int qlcnic_clear_esw_stats(struct qlcnic_adapter *adapter, const u8 func_esw,
1002                 const u8 port, const u8 rx_tx)
1003 {
1004
1005         u32 arg1;
1006         u32 *rd_args[3];
1007
1008         if (adapter->op_mode != QLCNIC_MGMT_FUNC)
1009                 return -EIO;
1010
1011         if (func_esw == QLCNIC_STATS_PORT) {
1012                 if (port >= QLCNIC_MAX_PCI_FUNC)
1013                         goto err_ret;
1014         } else if (func_esw == QLCNIC_STATS_ESWITCH) {
1015                 if (port >= QLCNIC_NIU_MAX_XG_PORTS)
1016                         goto err_ret;
1017         } else {
1018                 goto err_ret;
1019         }
1020
1021         if (rx_tx > QLCNIC_QUERY_TX_COUNTER)
1022                 goto err_ret;
1023
1024         arg1 = port | QLCNIC_STATS_VERSION << 8 | func_esw << 12;
1025         arg1 |= BIT_14 | rx_tx << 15;
1026
1027         memset(rd_args, 0, sizeof(rd_args));
1028         return qlcnic_issue_cmd(adapter,
1029                         adapter->ahw->pci_func,
1030                         adapter->fw_hal_version,
1031                         arg1,
1032                         0,
1033                         0,
1034                         QLCNIC_CDRP_CMD_GET_ESWITCH_STATS,
1035                         rd_args);
1036
1037 err_ret:
1038         dev_err(&adapter->pdev->dev, "Invalid argument func_esw=%d port=%d"
1039                 "rx_ctx=%d\n", func_esw, port, rx_tx);
1040         return -EIO;
1041 }
1042
1043 static int
1044 __qlcnic_get_eswitch_port_config(struct qlcnic_adapter *adapter,
1045                                         u32 *arg1, u32 *arg2)
1046 {
1047         int err = -EIO;
1048         u32 *rd_args[3];
1049         u8 pci_func;
1050         pci_func = (*arg1 >> 8);
1051         rd_args[0] = arg1;
1052         rd_args[1] = arg2;
1053         rd_args[2] = 0;
1054         err = qlcnic_issue_cmd(adapter,
1055                         adapter->ahw->pci_func,
1056                         adapter->fw_hal_version,
1057                         *arg1,
1058                         0,
1059                         0,
1060                         QLCNIC_CDRP_CMD_GET_ESWITCH_PORT_CONFIG,
1061                         rd_args);
1062
1063         if (err == QLCNIC_RCODE_SUCCESS) {
1064                 dev_info(&adapter->pdev->dev,
1065                         "eSwitch port config for pci func %d\n", pci_func);
1066         } else {
1067                 dev_err(&adapter->pdev->dev,
1068                         "Failed to get eswitch port config for pci func %d\n",
1069                                                                 pci_func);
1070         }
1071         return err;
1072 }
1073 /* Configure eSwitch port
1074 op_mode = 0 for setting default port behavior
1075 op_mode = 1 for setting  vlan id
1076 op_mode = 2 for deleting vlan id
1077 op_type = 0 for vlan_id
1078 op_type = 1 for port vlan_id
1079 */
1080 int qlcnic_config_switch_port(struct qlcnic_adapter *adapter,
1081                 struct qlcnic_esw_func_cfg *esw_cfg)
1082 {
1083         int err = -EIO;
1084         u32 arg1, arg2 = 0;
1085         u32 *rd_args[3];
1086         u8 pci_func;
1087
1088         if (adapter->op_mode != QLCNIC_MGMT_FUNC)
1089                 return err;
1090         pci_func = esw_cfg->pci_func;
1091         arg1 = (adapter->npars[pci_func].phy_port & BIT_0);
1092         arg1 |= (pci_func << 8);
1093
1094         if (__qlcnic_get_eswitch_port_config(adapter, &arg1, &arg2))
1095                 return err;
1096         arg1 &= ~(0x0ff << 8);
1097         arg1 |= (pci_func << 8);
1098         arg1 &= ~(BIT_2 | BIT_3);
1099         switch (esw_cfg->op_mode) {
1100         case QLCNIC_PORT_DEFAULTS:
1101                 arg1 |= (BIT_4 | BIT_6 | BIT_7);
1102                 arg2 |= (BIT_0 | BIT_1);
1103                 if (adapter->capabilities & QLCNIC_FW_CAPABILITY_TSO)
1104                         arg2 |= (BIT_2 | BIT_3);
1105                 if (!(esw_cfg->discard_tagged))
1106                         arg1 &= ~BIT_4;
1107                 if (!(esw_cfg->promisc_mode))
1108                         arg1 &= ~BIT_6;
1109                 if (!(esw_cfg->mac_override))
1110                         arg1 &= ~BIT_7;
1111                 if (!(esw_cfg->mac_anti_spoof))
1112                         arg2 &= ~BIT_0;
1113                 if (!(esw_cfg->offload_flags & BIT_0))
1114                         arg2 &= ~(BIT_1 | BIT_2 | BIT_3);
1115                 if (!(esw_cfg->offload_flags & BIT_1))
1116                         arg2 &= ~BIT_2;
1117                 if (!(esw_cfg->offload_flags & BIT_2))
1118                         arg2 &= ~BIT_3;
1119                 break;
1120         case QLCNIC_ADD_VLAN:
1121                         arg1 |= (BIT_2 | BIT_5);
1122                         arg1 |= (esw_cfg->vlan_id << 16);
1123                         break;
1124         case QLCNIC_DEL_VLAN:
1125                         arg1 |= (BIT_3 | BIT_5);
1126                         arg1 &= ~(0x0ffff << 16);
1127                         break;
1128         default:
1129                 return err;
1130         }
1131
1132         memset(rd_args, 0, sizeof(rd_args));
1133         err = qlcnic_issue_cmd(adapter,
1134                         adapter->ahw->pci_func,
1135                         adapter->fw_hal_version,
1136                         arg1,
1137                         arg2,
1138                         0,
1139                         QLCNIC_CDRP_CMD_CONFIGURE_ESWITCH,
1140                         rd_args);
1141
1142         if (err != QLCNIC_RCODE_SUCCESS) {
1143                 dev_err(&adapter->pdev->dev,
1144                         "Failed to configure eswitch pci func %d\n", pci_func);
1145         } else {
1146                 dev_info(&adapter->pdev->dev,
1147                         "Configured eSwitch for pci func %d\n", pci_func);
1148         }
1149
1150         return err;
1151 }
1152
1153 int
1154 qlcnic_get_eswitch_port_config(struct qlcnic_adapter *adapter,
1155                         struct qlcnic_esw_func_cfg *esw_cfg)
1156 {
1157         u32 arg1, arg2;
1158         u8 phy_port;
1159         if (adapter->op_mode == QLCNIC_MGMT_FUNC)
1160                 phy_port = adapter->npars[esw_cfg->pci_func].phy_port;
1161         else
1162                 phy_port = adapter->physical_port;
1163         arg1 = phy_port;
1164         arg1 |= (esw_cfg->pci_func << 8);
1165         if (__qlcnic_get_eswitch_port_config(adapter, &arg1, &arg2))
1166                 return -EIO;
1167
1168         esw_cfg->discard_tagged = !!(arg1 & BIT_4);
1169         esw_cfg->host_vlan_tag = !!(arg1 & BIT_5);
1170         esw_cfg->promisc_mode = !!(arg1 & BIT_6);
1171         esw_cfg->mac_override = !!(arg1 & BIT_7);
1172         esw_cfg->vlan_id = LSW(arg1 >> 16);
1173         esw_cfg->mac_anti_spoof = (arg2 & 0x1);
1174         esw_cfg->offload_flags = ((arg2 >> 1) & 0x7);
1175
1176         return 0;
1177 }