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 void
  30 qlcnic_issue_cmd(struct qlcnic_adapter *adapter, struct qlcnic_cmd_args *cmd)
  31 {
  32         u32 rsp;
  33         u32 signature;
  34         struct pci_dev *pdev = adapter->pdev;
  35         struct qlcnic_hardware_context *ahw = adapter->ahw;
  36
  37         signature = QLCNIC_CDRP_SIGNATURE_MAKE(ahw->pci_func,
  38                 adapter->fw_hal_version);
  39
  40         /* Acquire semaphore before accessing CRB */
  41         if (qlcnic_api_lock(adapter)) {
  42                 cmd->rsp.cmd = QLCNIC_RCODE_TIMEOUT;
  43                 return;
  44         }
  45
  46         QLCWR32(adapter, QLCNIC_SIGN_CRB_OFFSET, signature);
  47         QLCWR32(adapter, QLCNIC_ARG1_CRB_OFFSET, cmd->req.arg1);
  48         QLCWR32(adapter, QLCNIC_ARG2_CRB_OFFSET, cmd->req.arg2);
  49         QLCWR32(adapter, QLCNIC_ARG3_CRB_OFFSET, cmd->req.arg3);
  50         QLCWR32(adapter, QLCNIC_CDRP_CRB_OFFSET,
  51                 QLCNIC_CDRP_FORM_CMD(cmd->req.cmd));
  52
  53         rsp = qlcnic_poll_rsp(adapter);
  54
  55         if (rsp == QLCNIC_CDRP_RSP_TIMEOUT) {
  56                 dev_err(&pdev->dev, "card response timeout.\n");
  57                 cmd->rsp.cmd = QLCNIC_RCODE_TIMEOUT;
  58         } else if (rsp == QLCNIC_CDRP_RSP_FAIL) {
  59                 cmd->rsp.cmd = QLCRD32(adapter, QLCNIC_ARG1_CRB_OFFSET);
  60                 dev_err(&pdev->dev, "failed card response code:0x%x\n",
  61                                 cmd->rsp.cmd);
  62         } else if (rsp == QLCNIC_CDRP_RSP_OK) {
  63                 cmd->rsp.cmd = QLCNIC_RCODE_SUCCESS;
  64                 if (cmd->rsp.arg2)
  65                         cmd->rsp.arg2 = QLCRD32(adapter,
  66                                 QLCNIC_ARG2_CRB_OFFSET);
  67                 if (cmd->rsp.arg3)
  68                         cmd->rsp.arg3 = QLCRD32(adapter,
  69                                 QLCNIC_ARG3_CRB_OFFSET);
  70         }
  71         if (cmd->rsp.arg1)
  72                 cmd->rsp.arg1 = QLCRD32(adapter, QLCNIC_ARG1_CRB_OFFSET);
  73
  74         /* Release semaphore */
  75         qlcnic_api_unlock(adapter);
  76
  77 }
  78
  79 static uint32_t qlcnic_temp_checksum(uint32_t *temp_buffer, u16 temp_size)
  80 {
  81         uint64_t sum = 0;
  82         int count = temp_size / sizeof(uint32_t);
  83         while (count-- > 0)
  84                 sum += *temp_buffer++;
  85         while (sum >> 32)
  86                 sum = (sum & 0xFFFFFFFF) + (sum >> 32);
  87         return ~sum;
  88 }
  89
  90 int qlcnic_fw_cmd_get_minidump_temp(struct qlcnic_adapter *adapter)
  91 {
  92         int err, i;
  93         u16 temp_size;
  94         void *tmp_addr;
  95         u32 version, csum, *template, *tmp_buf;
  96         struct qlcnic_cmd_args cmd;
  97         struct qlcnic_hardware_context *ahw;
  98         struct qlcnic_dump_template_hdr *tmpl_hdr, *tmp_tmpl;
  99         dma_addr_t tmp_addr_t = 0;
 100
 101         ahw = adapter->ahw;
 102         memset(&cmd, 0, sizeof(cmd));
 103         cmd.req.cmd = QLCNIC_CDRP_CMD_TEMP_SIZE;
 104         memset(&cmd.rsp, 1, sizeof(struct _cdrp_cmd));
 105         qlcnic_issue_cmd(adapter, &cmd);
 106         if (cmd.rsp.cmd != QLCNIC_RCODE_SUCCESS) {
 107                 dev_info(&adapter->pdev->dev,
 108                         "Can't get template size %d\n", cmd.rsp.cmd);
 109                 err = -EIO;
 110                 return err;
 111         }
 112         temp_size = cmd.rsp.arg2;
 113         version = cmd.rsp.arg3;
 114         if (!temp_size)
 115                 return -EIO;
 116
 117         tmp_addr = dma_alloc_coherent(&adapter->pdev->dev, temp_size,
 118                         &tmp_addr_t, GFP_KERNEL);
 119         if (!tmp_addr) {
 120                 dev_err(&adapter->pdev->dev,
 121                         "Can't get memory for FW dump template\n");
 122                 return -ENOMEM;
 123         }
 124         memset(&cmd.rsp, 0, sizeof(struct _cdrp_cmd));
 125         cmd.req.cmd = QLCNIC_CDRP_CMD_GET_TEMP_HDR;
 126         cmd.req.arg1 = LSD(tmp_addr_t);
 127         cmd.req.arg2 = MSD(tmp_addr_t);
 128         cmd.req.arg3 = temp_size;
 129         qlcnic_issue_cmd(adapter, &cmd);
 130
 131         err = cmd.rsp.cmd;
 132         if (err != QLCNIC_RCODE_SUCCESS) {
 133                 dev_err(&adapter->pdev->dev,
 134                         "Failed to get mini dump template header %d\n", err);
 135                 err = -EIO;
 136                 goto error;
 137         }
 138         tmp_tmpl = tmp_addr;
 139         csum = qlcnic_temp_checksum((uint32_t *) tmp_addr, temp_size);
 140         if (csum) {
 141                 dev_err(&adapter->pdev->dev,
 142                         "Template header checksum validation failed\n");
 143                 err = -EIO;
 144                 goto error;
 145         }
 146         ahw->fw_dump.tmpl_hdr = vzalloc(temp_size);
 147         if (!ahw->fw_dump.tmpl_hdr) {
 148                 err = -EIO;
 149                 goto error;
 150         }
 151         tmp_buf = tmp_addr;
 152         template = (u32 *) ahw->fw_dump.tmpl_hdr;
 153         for (i = 0; i < temp_size/sizeof(u32); i++)
 154                 *template++ = __le32_to_cpu(*tmp_buf++);
 155
 156         tmpl_hdr = ahw->fw_dump.tmpl_hdr;
 157         tmpl_hdr->drv_cap_mask = QLCNIC_DUMP_MASK_DEF;
 158         ahw->fw_dump.enable = 1;
 159 error:
 160         dma_free_coherent(&adapter->pdev->dev, temp_size, tmp_addr, tmp_addr_t);
 161         return err;
 162 }
 163
 164 int
 165 qlcnic_fw_cmd_set_mtu(struct qlcnic_adapter *adapter, int mtu)
 166 {
 167         struct qlcnic_cmd_args cmd;
 168         struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
 169
 170         memset(&cmd, 0, sizeof(cmd));
 171         cmd.req.cmd = QLCNIC_CDRP_CMD_SET_MTU;
 172         cmd.req.arg1 = recv_ctx->context_id;
 173         cmd.req.arg2 = mtu;
 174         cmd.req.arg3 = 0;
 175         if (recv_ctx->state == QLCNIC_HOST_CTX_STATE_ACTIVE) {
 176                 qlcnic_issue_cmd(adapter, &cmd);
 177                 if (cmd.rsp.cmd) {
 178                         dev_err(&adapter->pdev->dev, "Failed to set mtu\n");
 179                         return -EIO;
 180                 }
 181         }
 182
 183         return 0;
 184 }
 185
 186 static int
 187 qlcnic_fw_cmd_create_rx_ctx(struct qlcnic_adapter *adapter)
 188 {
 189         void *addr;
 190         struct qlcnic_hostrq_rx_ctx *prq;
 191         struct qlcnic_cardrsp_rx_ctx *prsp;
 192         struct qlcnic_hostrq_rds_ring *prq_rds;
 193         struct qlcnic_hostrq_sds_ring *prq_sds;
 194         struct qlcnic_cardrsp_rds_ring *prsp_rds;
 195         struct qlcnic_cardrsp_sds_ring *prsp_sds;
 196         struct qlcnic_host_rds_ring *rds_ring;
 197         struct qlcnic_host_sds_ring *sds_ring;
 198         struct qlcnic_cmd_args cmd;
 199
 200         dma_addr_t hostrq_phys_addr, cardrsp_phys_addr;
 201         u64 phys_addr;
 202
 203         u8 i, nrds_rings, nsds_rings;
 204         size_t rq_size, rsp_size;
 205         u32 cap, reg, val, reg2;
 206         int err;
 207
 208         struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
 209
 210         nrds_rings = adapter->max_rds_rings;
 211         nsds_rings = adapter->max_sds_rings;
 212
 213         rq_size =
 214                 SIZEOF_HOSTRQ_RX(struct qlcnic_hostrq_rx_ctx, nrds_rings,
 215                                                 nsds_rings);
 216         rsp_size =
 217                 SIZEOF_CARDRSP_RX(struct qlcnic_cardrsp_rx_ctx, nrds_rings,
 218                                                 nsds_rings);
 219
 220         addr = dma_alloc_coherent(&adapter->pdev->dev, rq_size,
 221                         &hostrq_phys_addr, GFP_KERNEL);
 222         if (addr == NULL)
 223                 return -ENOMEM;
 224         prq = addr;
 225
 226         addr = dma_alloc_coherent(&adapter->pdev->dev, rsp_size,
 227                         &cardrsp_phys_addr, GFP_KERNEL);
 228         if (addr == NULL) {
 229                 err = -ENOMEM;
 230                 goto out_free_rq;
 231         }
 232         prsp = addr;
 233
 234         prq->host_rsp_dma_addr = cpu_to_le64(cardrsp_phys_addr);
 235
 236         cap = (QLCNIC_CAP0_LEGACY_CONTEXT | QLCNIC_CAP0_LEGACY_MN
 237                                                 | QLCNIC_CAP0_VALIDOFF);
 238         cap |= (QLCNIC_CAP0_JUMBO_CONTIGUOUS | QLCNIC_CAP0_LRO_CONTIGUOUS);
 239
 240         prq->valid_field_offset = offsetof(struct qlcnic_hostrq_rx_ctx,
 241                                                          msix_handler);
 242         prq->txrx_sds_binding = nsds_rings - 1;
 243
 244         prq->capabilities[0] = cpu_to_le32(cap);
 245         prq->host_int_crb_mode =
 246                 cpu_to_le32(QLCNIC_HOST_INT_CRB_MODE_SHARED);
 247         prq->host_rds_crb_mode =
 248                 cpu_to_le32(QLCNIC_HOST_RDS_CRB_MODE_UNIQUE);
 249
 250         prq->num_rds_rings = cpu_to_le16(nrds_rings);
 251         prq->num_sds_rings = cpu_to_le16(nsds_rings);
 252         prq->rds_ring_offset = 0;
 253
 254         val = le32_to_cpu(prq->rds_ring_offset) +
 255                 (sizeof(struct qlcnic_hostrq_rds_ring) * nrds_rings);
 256         prq->sds_ring_offset = cpu_to_le32(val);
 257
 258         prq_rds = (struct qlcnic_hostrq_rds_ring *)(prq->data +
 259                         le32_to_cpu(prq->rds_ring_offset));
 260
 261         for (i = 0; i < nrds_rings; i++) {
 262
 263                 rds_ring = &recv_ctx->rds_rings[i];
 264                 rds_ring->producer = 0;
 265
 266                 prq_rds[i].host_phys_addr = cpu_to_le64(rds_ring->phys_addr);
 267                 prq_rds[i].ring_size = cpu_to_le32(rds_ring->num_desc);
 268                 prq_rds[i].ring_kind = cpu_to_le32(i);
 269                 prq_rds[i].buff_size = cpu_to_le64(rds_ring->dma_size);
 270         }
 271
 272         prq_sds = (struct qlcnic_hostrq_sds_ring *)(prq->data +
 273                         le32_to_cpu(prq->sds_ring_offset));
 274
 275         for (i = 0; i < nsds_rings; i++) {
 276
 277                 sds_ring = &recv_ctx->sds_rings[i];
 278                 sds_ring->consumer = 0;
 279                 memset(sds_ring->desc_head, 0, STATUS_DESC_RINGSIZE(sds_ring));
 280
 281                 prq_sds[i].host_phys_addr = cpu_to_le64(sds_ring->phys_addr);
 282                 prq_sds[i].ring_size = cpu_to_le32(sds_ring->num_desc);
 283                 prq_sds[i].msi_index = cpu_to_le16(i);
 284         }
 285
 286         phys_addr = hostrq_phys_addr;
 287         memset(&cmd, 0, sizeof(cmd));
 288         cmd.req.arg1 = (u32) (phys_addr >> 32);
 289         cmd.req.arg2 = (u32) (phys_addr & 0xffffffff);
 290         cmd.req.arg3 = rq_size;
 291         cmd.req.cmd = QLCNIC_CDRP_CMD_CREATE_RX_CTX;
 292         qlcnic_issue_cmd(adapter, &cmd);
 293         err = cmd.rsp.cmd;
 294         if (err) {
 295                 dev_err(&adapter->pdev->dev,
 296                         "Failed to create rx ctx in firmware%d\n", err);
 297                 goto out_free_rsp;
 298         }
 299
 300
 301         prsp_rds = ((struct qlcnic_cardrsp_rds_ring *)
 302                          &prsp->data[le32_to_cpu(prsp->rds_ring_offset)]);
 303
 304         for (i = 0; i < le16_to_cpu(prsp->num_rds_rings); i++) {
 305                 rds_ring = &recv_ctx->rds_rings[i];
 306
 307                 reg = le32_to_cpu(prsp_rds[i].host_producer_crb);
 308                 rds_ring->crb_rcv_producer = adapter->ahw->pci_base0 + reg;
 309         }
 310
 311         prsp_sds = ((struct qlcnic_cardrsp_sds_ring *)
 312                         &prsp->data[le32_to_cpu(prsp->sds_ring_offset)]);
 313
 314         for (i = 0; i < le16_to_cpu(prsp->num_sds_rings); i++) {
 315                 sds_ring = &recv_ctx->sds_rings[i];
 316
 317                 reg = le32_to_cpu(prsp_sds[i].host_consumer_crb);
 318                 reg2 = le32_to_cpu(prsp_sds[i].interrupt_crb);
 319
 320                 sds_ring->crb_sts_consumer = adapter->ahw->pci_base0 + reg;
 321                 sds_ring->crb_intr_mask = adapter->ahw->pci_base0 + reg2;
 322         }
 323
 324         recv_ctx->state = le32_to_cpu(prsp->host_ctx_state);
 325         recv_ctx->context_id = le16_to_cpu(prsp->context_id);
 326         recv_ctx->virt_port = prsp->virt_port;
 327
 328 out_free_rsp:
 329         dma_free_coherent(&adapter->pdev->dev, rsp_size, prsp,
 330                 cardrsp_phys_addr);
 331 out_free_rq:
 332         dma_free_coherent(&adapter->pdev->dev, rq_size, prq, hostrq_phys_addr);
 333         return err;
 334 }
 335
 336 static void
 337 qlcnic_fw_cmd_destroy_rx_ctx(struct qlcnic_adapter *adapter)
 338 {
 339         struct qlcnic_cmd_args cmd;
 340         struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
 341
 342         memset(&cmd, 0, sizeof(cmd));
 343         cmd.req.arg1 = recv_ctx->context_id;
 344         cmd.req.arg2 = QLCNIC_DESTROY_CTX_RESET;
 345         cmd.req.arg3 = 0;
 346         cmd.req.cmd = QLCNIC_CDRP_CMD_DESTROY_RX_CTX;
 347         qlcnic_issue_cmd(adapter, &cmd);
 348         if (cmd.rsp.cmd)
 349                 dev_err(&adapter->pdev->dev,
 350                         "Failed to destroy rx ctx in firmware\n");
 351
 352         recv_ctx->state = QLCNIC_HOST_CTX_STATE_FREED;
 353 }
 354
 355 static int
 356 qlcnic_fw_cmd_create_tx_ctx(struct qlcnic_adapter *adapter)
 357 {
 358         struct qlcnic_hostrq_tx_ctx     *prq;
 359         struct qlcnic_hostrq_cds_ring   *prq_cds;
 360         struct qlcnic_cardrsp_tx_ctx    *prsp;
 361         void    *rq_addr, *rsp_addr;
 362         size_t  rq_size, rsp_size;
 363         u32     temp;
 364         struct qlcnic_cmd_args cmd;
 365         int     err;
 366         u64     phys_addr;
 367         dma_addr_t      rq_phys_addr, rsp_phys_addr;
 368         struct qlcnic_host_tx_ring *tx_ring = adapter->tx_ring;
 369
 370         /* reset host resources */
 371         tx_ring->producer = 0;
 372         tx_ring->sw_consumer = 0;
 373         *(tx_ring->hw_consumer) = 0;
 374
 375         rq_size = SIZEOF_HOSTRQ_TX(struct qlcnic_hostrq_tx_ctx);
 376         rq_addr = dma_alloc_coherent(&adapter->pdev->dev, rq_size,
 377                         &rq_phys_addr, GFP_KERNEL);
 378         if (!rq_addr)
 379                 return -ENOMEM;
 380
 381         rsp_size = SIZEOF_CARDRSP_TX(struct qlcnic_cardrsp_tx_ctx);
 382         rsp_addr = dma_alloc_coherent(&adapter->pdev->dev, rsp_size,
 383                         &rsp_phys_addr, GFP_KERNEL);
 384         if (!rsp_addr) {
 385                 err = -ENOMEM;
 386                 goto out_free_rq;
 387         }
 388
 389         memset(rq_addr, 0, rq_size);
 390         prq = rq_addr;
 391
 392         memset(rsp_addr, 0, rsp_size);
 393         prsp = rsp_addr;
 394
 395         prq->host_rsp_dma_addr = cpu_to_le64(rsp_phys_addr);
 396
 397         temp = (QLCNIC_CAP0_LEGACY_CONTEXT | QLCNIC_CAP0_LEGACY_MN |
 398                                         QLCNIC_CAP0_LSO);
 399         prq->capabilities[0] = cpu_to_le32(temp);
 400
 401         prq->host_int_crb_mode =
 402                 cpu_to_le32(QLCNIC_HOST_INT_CRB_MODE_SHARED);
 403
 404         prq->interrupt_ctl = 0;
 405         prq->msi_index = 0;
 406         prq->cmd_cons_dma_addr = cpu_to_le64(tx_ring->hw_cons_phys_addr);
 407
 408         prq_cds = &prq->cds_ring;
 409
 410         prq_cds->host_phys_addr = cpu_to_le64(tx_ring->phys_addr);
 411         prq_cds->ring_size = cpu_to_le32(tx_ring->num_desc);
 412
 413         phys_addr = rq_phys_addr;
 414         memset(&cmd, 0, sizeof(cmd));
 415         cmd.req.arg1 = (u32)(phys_addr >> 32);
 416         cmd.req.arg2 = ((u32)phys_addr & 0xffffffff);
 417         cmd.req.arg3 = rq_size;
 418         cmd.req.cmd = QLCNIC_CDRP_CMD_CREATE_TX_CTX;
 419         qlcnic_issue_cmd(adapter, &cmd);
 420         err = cmd.rsp.cmd;
 421
 422         if (err == QLCNIC_RCODE_SUCCESS) {
 423                 temp = le32_to_cpu(prsp->cds_ring.host_producer_crb);
 424                 tx_ring->crb_cmd_producer = adapter->ahw->pci_base0 + temp;
 425
 426                 adapter->tx_context_id =
 427                         le16_to_cpu(prsp->context_id);
 428         } else {
 429                 dev_err(&adapter->pdev->dev,
 430                         "Failed to create tx ctx in firmware%d\n", err);
 431                 err = -EIO;
 432         }
 433
 434         dma_free_coherent(&adapter->pdev->dev, rsp_size, rsp_addr,
 435                 rsp_phys_addr);
 436
 437 out_free_rq:
 438         dma_free_coherent(&adapter->pdev->dev, rq_size, rq_addr, rq_phys_addr);
 439
 440         return err;
 441 }
 442
 443 static void
 444 qlcnic_fw_cmd_destroy_tx_ctx(struct qlcnic_adapter *adapter)
 445 {
 446         struct qlcnic_cmd_args cmd;
 447
 448         memset(&cmd, 0, sizeof(cmd));
 449         cmd.req.arg1 = adapter->tx_context_id;
 450         cmd.req.arg2 = QLCNIC_DESTROY_CTX_RESET;
 451         cmd.req.arg3 = 0;
 452         cmd.req.cmd = QLCNIC_CDRP_CMD_DESTROY_TX_CTX;
 453         qlcnic_issue_cmd(adapter, &cmd);
 454         if (cmd.rsp.cmd)
 455                 dev_err(&adapter->pdev->dev,
 456                         "Failed to destroy tx ctx in firmware\n");
 457 }
 458
 459 int
 460 qlcnic_fw_cmd_set_port(struct qlcnic_adapter *adapter, u32 config)
 461 {
 462         struct qlcnic_cmd_args cmd;
 463
 464         memset(&cmd, 0, sizeof(cmd));
 465         cmd.req.arg1 = config;
 466         cmd.req.cmd = QLCNIC_CDRP_CMD_CONFIG_PORT;
 467         qlcnic_issue_cmd(adapter, &cmd);
 468
 469         return cmd.rsp.cmd;
 470 }
 471
 472 int qlcnic_alloc_hw_resources(struct qlcnic_adapter *adapter)
 473 {
 474         void *addr;
 475         int err;
 476         int ring;
 477         struct qlcnic_recv_context *recv_ctx;
 478         struct qlcnic_host_rds_ring *rds_ring;
 479         struct qlcnic_host_sds_ring *sds_ring;
 480         struct qlcnic_host_tx_ring *tx_ring;
 481
 482         struct pci_dev *pdev = adapter->pdev;
 483
 484         recv_ctx = adapter->recv_ctx;
 485         tx_ring = adapter->tx_ring;
 486
 487         tx_ring->hw_consumer = (__le32 *) dma_alloc_coherent(&pdev->dev,
 488                 sizeof(u32), &tx_ring->hw_cons_phys_addr, GFP_KERNEL);
 489         if (tx_ring->hw_consumer == NULL) {
 490                 dev_err(&pdev->dev, "failed to allocate tx consumer\n");
 491                 return -ENOMEM;
 492         }
 493
 494         /* cmd desc ring */
 495         addr = dma_alloc_coherent(&pdev->dev, TX_DESC_RINGSIZE(tx_ring),
 496                         &tx_ring->phys_addr, GFP_KERNEL);
 497
 498         if (addr == NULL) {
 499                 dev_err(&pdev->dev, "failed to allocate tx desc ring\n");
 500                 err = -ENOMEM;
 501                 goto err_out_free;
 502         }
 503
 504         tx_ring->desc_head = addr;
 505
 506         for (ring = 0; ring < adapter->max_rds_rings; ring++) {
 507                 rds_ring = &recv_ctx->rds_rings[ring];
 508                 addr = dma_alloc_coherent(&adapter->pdev->dev,
 509                                 RCV_DESC_RINGSIZE(rds_ring),
 510                                 &rds_ring->phys_addr, GFP_KERNEL);
 511                 if (addr == NULL) {
 512                         dev_err(&pdev->dev,
 513                                 "failed to allocate rds ring [%d]\n", ring);
 514                         err = -ENOMEM;
 515                         goto err_out_free;
 516                 }
 517                 rds_ring->desc_head = addr;
 518
 519         }
 520
 521         for (ring = 0; ring < adapter->max_sds_rings; ring++) {
 522                 sds_ring = &recv_ctx->sds_rings[ring];
 523
 524                 addr = dma_alloc_coherent(&adapter->pdev->dev,
 525                                 STATUS_DESC_RINGSIZE(sds_ring),
 526                                 &sds_ring->phys_addr, GFP_KERNEL);
 527                 if (addr == NULL) {
 528                         dev_err(&pdev->dev,
 529                                 "failed to allocate sds ring [%d]\n", ring);
 530                         err = -ENOMEM;
 531                         goto err_out_free;
 532                 }
 533                 sds_ring->desc_head = addr;
 534         }
 535
 536         return 0;
 537
 538 err_out_free:
 539         qlcnic_free_hw_resources(adapter);
 540         return err;
 541 }
 542
 543
 544 int qlcnic_fw_create_ctx(struct qlcnic_adapter *adapter)
 545 {
 546         int err;
 547
 548         if (adapter->flags & QLCNIC_NEED_FLR) {
 549                 pci_reset_function(adapter->pdev);
 550                 adapter->flags &= ~QLCNIC_NEED_FLR;
 551         }
 552
 553         err = qlcnic_fw_cmd_create_rx_ctx(adapter);
 554         if (err)
 555                 return err;
 556
 557         err = qlcnic_fw_cmd_create_tx_ctx(adapter);
 558         if (err) {
 559                 qlcnic_fw_cmd_destroy_rx_ctx(adapter);
 560                 return err;
 561         }
 562
 563         set_bit(__QLCNIC_FW_ATTACHED, &adapter->state);
 564         return 0;
 565 }
 566
 567 void qlcnic_fw_destroy_ctx(struct qlcnic_adapter *adapter)
 568 {
 569         if (test_and_clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state)) {
 570                 qlcnic_fw_cmd_destroy_rx_ctx(adapter);
 571                 qlcnic_fw_cmd_destroy_tx_ctx(adapter);
 572
 573                 /* Allow dma queues to drain after context reset */
 574                 msleep(20);
 575         }
 576 }
 577
 578 void qlcnic_free_hw_resources(struct qlcnic_adapter *adapter)
 579 {
 580         struct qlcnic_recv_context *recv_ctx;
 581         struct qlcnic_host_rds_ring *rds_ring;
 582         struct qlcnic_host_sds_ring *sds_ring;
 583         struct qlcnic_host_tx_ring *tx_ring;
 584         int ring;
 585
 586         recv_ctx = adapter->recv_ctx;
 587
 588         tx_ring = adapter->tx_ring;
 589         if (tx_ring->hw_consumer != NULL) {
 590                 dma_free_coherent(&adapter->pdev->dev,
 591                                 sizeof(u32),
 592                                 tx_ring->hw_consumer,
 593                                 tx_ring->hw_cons_phys_addr);
 594                 tx_ring->hw_consumer = NULL;
 595         }
 596
 597         if (tx_ring->desc_head != NULL) {
 598                 dma_free_coherent(&adapter->pdev->dev,
 599                                 TX_DESC_RINGSIZE(tx_ring),
 600                                 tx_ring->desc_head, tx_ring->phys_addr);
 601                 tx_ring->desc_head = NULL;
 602         }
 603
 604         for (ring = 0; ring < adapter->max_rds_rings; ring++) {
 605                 rds_ring = &recv_ctx->rds_rings[ring];
 606
 607                 if (rds_ring->desc_head != NULL) {
 608                         dma_free_coherent(&adapter->pdev->dev,
 609                                         RCV_DESC_RINGSIZE(rds_ring),
 610                                         rds_ring->desc_head,
 611                                         rds_ring->phys_addr);
 612                         rds_ring->desc_head = NULL;
 613                 }
 614         }
 615
 616         for (ring = 0; ring < adapter->max_sds_rings; ring++) {
 617                 sds_ring = &recv_ctx->sds_rings[ring];
 618
 619                 if (sds_ring->desc_head != NULL) {
 620                         dma_free_coherent(&adapter->pdev->dev,
 621                                 STATUS_DESC_RINGSIZE(sds_ring),
 622                                 sds_ring->desc_head,
 623                                 sds_ring->phys_addr);
 624                         sds_ring->desc_head = NULL;
 625                 }
 626         }
 627 }
 628
 629
 630 /* Get MAC address of a NIC partition */
 631 int qlcnic_get_mac_address(struct qlcnic_adapter *adapter, u8 *mac)
 632 {
 633         int err;
 634         struct qlcnic_cmd_args cmd;
 635
 636         memset(&cmd, 0, sizeof(cmd));
 637         cmd.req.arg1 = adapter->ahw->pci_func | BIT_8;
 638         cmd.req.cmd = QLCNIC_CDRP_CMD_MAC_ADDRESS;
 639         cmd.rsp.arg1 = cmd.rsp.arg2 = 1;
 640         qlcnic_issue_cmd(adapter, &cmd);
 641         err = cmd.rsp.cmd;
 642
 643         if (err == QLCNIC_RCODE_SUCCESS)
 644                 qlcnic_fetch_mac(adapter, cmd.rsp.arg1, cmd.rsp.arg2, 0, mac);
 645         else {
 646                 dev_err(&adapter->pdev->dev,
 647                         "Failed to get mac address%d\n", err);
 648                 err = -EIO;
 649         }
 650
 651         return err;
 652 }
 653
 654 /* Get info of a NIC partition */
 655 int qlcnic_get_nic_info(struct qlcnic_adapter *adapter,
 656                                 struct qlcnic_info *npar_info, u8 func_id)
 657 {
 658         int     err;
 659         dma_addr_t nic_dma_t;
 660         struct qlcnic_info *nic_info;
 661         void *nic_info_addr;
 662         struct qlcnic_cmd_args cmd;
 663         size_t  nic_size = sizeof(struct qlcnic_info);
 664
 665         nic_info_addr = dma_alloc_coherent(&adapter->pdev->dev, nic_size,
 666                                 &nic_dma_t, GFP_KERNEL);
 667         if (!nic_info_addr)
 668                 return -ENOMEM;
 669         memset(nic_info_addr, 0, nic_size);
 670
 671         nic_info = nic_info_addr;
 672         memset(&cmd, 0, sizeof(cmd));
 673         cmd.req.cmd = QLCNIC_CDRP_CMD_GET_NIC_INFO;
 674         cmd.req.arg1 = MSD(nic_dma_t);
 675         cmd.req.arg2 = LSD(nic_dma_t);
 676         cmd.req.arg3 = (func_id << 16 | nic_size);
 677         qlcnic_issue_cmd(adapter, &cmd);
 678         err = cmd.rsp.cmd;
 679
 680         if (err == QLCNIC_RCODE_SUCCESS) {
 681                 npar_info->pci_func = le16_to_cpu(nic_info->pci_func);
 682                 npar_info->op_mode = le16_to_cpu(nic_info->op_mode);
 683                 npar_info->phys_port = le16_to_cpu(nic_info->phys_port);
 684                 npar_info->switch_mode = le16_to_cpu(nic_info->switch_mode);
 685                 npar_info->max_tx_ques = le16_to_cpu(nic_info->max_tx_ques);
 686                 npar_info->max_rx_ques = le16_to_cpu(nic_info->max_rx_ques);
 687                 npar_info->min_tx_bw = le16_to_cpu(nic_info->min_tx_bw);
 688                 npar_info->max_tx_bw = le16_to_cpu(nic_info->max_tx_bw);
 689                 npar_info->capabilities = le32_to_cpu(nic_info->capabilities);
 690                 npar_info->max_mtu = le16_to_cpu(nic_info->max_mtu);
 691
 692                 dev_info(&adapter->pdev->dev,
 693                         "phy port: %d switch_mode: %d,\n"
 694                         "\tmax_tx_q: %d max_rx_q: %d min_tx_bw: 0x%x,\n"
 695                         "\tmax_tx_bw: 0x%x max_mtu:0x%x, capabilities: 0x%x\n",
 696                         npar_info->phys_port, npar_info->switch_mode,
 697                         npar_info->max_tx_ques, npar_info->max_rx_ques,
 698                         npar_info->min_tx_bw, npar_info->max_tx_bw,
 699                         npar_info->max_mtu, npar_info->capabilities);
 700         } else {
 701                 dev_err(&adapter->pdev->dev,
 702                         "Failed to get nic info%d\n", err);
 703                 err = -EIO;
 704         }
 705
 706         dma_free_coherent(&adapter->pdev->dev, nic_size, nic_info_addr,
 707                 nic_dma_t);
 708         return err;
 709 }
 710
 711 /* Configure a NIC partition */
 712 int qlcnic_set_nic_info(struct qlcnic_adapter *adapter, struct qlcnic_info *nic)
 713 {
 714         int err = -EIO;
 715         dma_addr_t nic_dma_t;
 716         void *nic_info_addr;
 717         struct qlcnic_cmd_args cmd;
 718         struct qlcnic_info *nic_info;
 719         size_t nic_size = sizeof(struct qlcnic_info);
 720
 721         if (adapter->op_mode != QLCNIC_MGMT_FUNC)
 722                 return err;
 723
 724         nic_info_addr = dma_alloc_coherent(&adapter->pdev->dev, nic_size,
 725                         &nic_dma_t, GFP_KERNEL);
 726         if (!nic_info_addr)
 727                 return -ENOMEM;
 728
 729         memset(nic_info_addr, 0, nic_size);
 730         nic_info = nic_info_addr;
 731
 732         nic_info->pci_func = cpu_to_le16(nic->pci_func);
 733         nic_info->op_mode = cpu_to_le16(nic->op_mode);
 734         nic_info->phys_port = cpu_to_le16(nic->phys_port);
 735         nic_info->switch_mode = cpu_to_le16(nic->switch_mode);
 736         nic_info->capabilities = cpu_to_le32(nic->capabilities);
 737         nic_info->max_mac_filters = nic->max_mac_filters;
 738         nic_info->max_tx_ques = cpu_to_le16(nic->max_tx_ques);
 739         nic_info->max_rx_ques = cpu_to_le16(nic->max_rx_ques);
 740         nic_info->min_tx_bw = cpu_to_le16(nic->min_tx_bw);
 741         nic_info->max_tx_bw = cpu_to_le16(nic->max_tx_bw);
 742
 743         memset(&cmd, 0, sizeof(cmd));
 744         cmd.req.cmd = QLCNIC_CDRP_CMD_SET_NIC_INFO;
 745         cmd.req.arg1 = MSD(nic_dma_t);
 746         cmd.req.arg2 = LSD(nic_dma_t);
 747         cmd.req.arg3 = ((nic->pci_func << 16) | nic_size);
 748         qlcnic_issue_cmd(adapter, &cmd);
 749         err = cmd.rsp.cmd;
 750
 751         if (err != QLCNIC_RCODE_SUCCESS) {
 752                 dev_err(&adapter->pdev->dev,
 753                         "Failed to set nic info%d\n", err);
 754                 err = -EIO;
 755         }
 756
 757         dma_free_coherent(&adapter->pdev->dev, nic_size, nic_info_addr,
 758                 nic_dma_t);
 759         return err;
 760 }
 761
 762 /* Get PCI Info of a partition */
 763 int qlcnic_get_pci_info(struct qlcnic_adapter *adapter,
 764                                 struct qlcnic_pci_info *pci_info)
 765 {
 766         int err = 0, i;
 767         struct qlcnic_cmd_args cmd;
 768         dma_addr_t pci_info_dma_t;
 769         struct qlcnic_pci_info *npar;
 770         void *pci_info_addr;
 771         size_t npar_size = sizeof(struct qlcnic_pci_info);
 772         size_t pci_size = npar_size * QLCNIC_MAX_PCI_FUNC;
 773
 774         pci_info_addr = dma_alloc_coherent(&adapter->pdev->dev, pci_size,
 775                         &pci_info_dma_t, GFP_KERNEL);
 776         if (!pci_info_addr)
 777                 return -ENOMEM;
 778         memset(pci_info_addr, 0, pci_size);
 779
 780         npar = pci_info_addr;
 781         memset(&cmd, 0, sizeof(cmd));
 782         cmd.req.cmd = QLCNIC_CDRP_CMD_GET_PCI_INFO;
 783         cmd.req.arg1 = MSD(pci_info_dma_t);
 784         cmd.req.arg2 = LSD(pci_info_dma_t);
 785         cmd.req.arg3 = pci_size;
 786         qlcnic_issue_cmd(adapter, &cmd);
 787         err = cmd.rsp.cmd;
 788
 789         if (err == QLCNIC_RCODE_SUCCESS) {
 790                 for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++, npar++, pci_info++) {
 791                         pci_info->id = le16_to_cpu(npar->id);
 792                         pci_info->active = le16_to_cpu(npar->active);
 793                         pci_info->type = le16_to_cpu(npar->type);
 794                         pci_info->default_port =
 795                                 le16_to_cpu(npar->default_port);
 796                         pci_info->tx_min_bw =
 797                                 le16_to_cpu(npar->tx_min_bw);
 798                         pci_info->tx_max_bw =
 799                                 le16_to_cpu(npar->tx_max_bw);
 800                         memcpy(pci_info->mac, npar->mac, ETH_ALEN);
 801                 }
 802         } else {
 803                 dev_err(&adapter->pdev->dev,
 804                         "Failed to get PCI Info%d\n", err);
 805                 err = -EIO;
 806         }
 807
 808         dma_free_coherent(&adapter->pdev->dev, pci_size, pci_info_addr,
 809                 pci_info_dma_t);
 810         return err;
 811 }
 812
 813 /* Configure eSwitch for port mirroring */
 814 int qlcnic_config_port_mirroring(struct qlcnic_adapter *adapter, u8 id,
 815                                 u8 enable_mirroring, u8 pci_func)
 816 {
 817         int err = -EIO;
 818         u32 arg1;
 819         struct qlcnic_cmd_args cmd;
 820
 821         if (adapter->op_mode != QLCNIC_MGMT_FUNC ||
 822                 !(adapter->eswitch[id].flags & QLCNIC_SWITCH_ENABLE))
 823                 return err;
 824
 825         arg1 = id | (enable_mirroring ? BIT_4 : 0);
 826         arg1 |= pci_func << 8;
 827
 828         memset(&cmd, 0, sizeof(cmd));
 829         cmd.req.cmd = QLCNIC_CDRP_CMD_SET_PORTMIRRORING;
 830         cmd.req.arg1 = arg1;
 831         qlcnic_issue_cmd(adapter, &cmd);
 832         err = cmd.rsp.cmd;
 833
 834         if (err != QLCNIC_RCODE_SUCCESS) {
 835                 dev_err(&adapter->pdev->dev,
 836                         "Failed to configure port mirroring%d on eswitch:%d\n",
 837                         pci_func, id);
 838         } else {
 839                 dev_info(&adapter->pdev->dev,
 840                         "Configured eSwitch %d for port mirroring:%d\n",
 841                         id, pci_func);
 842         }
 843
 844         return err;
 845 }
 846
 847 int qlcnic_get_port_stats(struct qlcnic_adapter *adapter, const u8 func,
 848                 const u8 rx_tx, struct __qlcnic_esw_statistics *esw_stats) {
 849
 850         size_t stats_size = sizeof(struct __qlcnic_esw_statistics);
 851         struct __qlcnic_esw_statistics *stats;
 852         dma_addr_t stats_dma_t;
 853         void *stats_addr;
 854         u32 arg1;
 855         struct qlcnic_cmd_args cmd;
 856         int err;
 857
 858         if (esw_stats == NULL)
 859                 return -ENOMEM;
 860
 861         if (adapter->op_mode != QLCNIC_MGMT_FUNC &&
 862             func != adapter->ahw->pci_func) {
 863                 dev_err(&adapter->pdev->dev,
 864                         "Not privilege to query stats for func=%d", func);
 865                 return -EIO;
 866         }
 867
 868         stats_addr = dma_alloc_coherent(&adapter->pdev->dev, stats_size,
 869                         &stats_dma_t, GFP_KERNEL);
 870         if (!stats_addr) {
 871                 dev_err(&adapter->pdev->dev, "Unable to allocate memory\n");
 872                 return -ENOMEM;
 873         }
 874         memset(stats_addr, 0, stats_size);
 875
 876         arg1 = func | QLCNIC_STATS_VERSION << 8 | QLCNIC_STATS_PORT << 12;
 877         arg1 |= rx_tx << 15 | stats_size << 16;
 878
 879         memset(&cmd, 0, sizeof(cmd));
 880         cmd.req.cmd = QLCNIC_CDRP_CMD_GET_ESWITCH_STATS;
 881         cmd.req.arg1 = arg1;
 882         cmd.req.arg2 = MSD(stats_dma_t);
 883         cmd.req.arg3 = LSD(stats_dma_t);
 884         qlcnic_issue_cmd(adapter, &cmd);
 885         err = cmd.rsp.cmd;
 886
 887         if (!err) {
 888                 stats = stats_addr;
 889                 esw_stats->context_id = le16_to_cpu(stats->context_id);
 890                 esw_stats->version = le16_to_cpu(stats->version);
 891                 esw_stats->size = le16_to_cpu(stats->size);
 892                 esw_stats->multicast_frames =
 893                                 le64_to_cpu(stats->multicast_frames);
 894                 esw_stats->broadcast_frames =
 895                                 le64_to_cpu(stats->broadcast_frames);
 896                 esw_stats->unicast_frames = le64_to_cpu(stats->unicast_frames);
 897                 esw_stats->dropped_frames = le64_to_cpu(stats->dropped_frames);
 898                 esw_stats->local_frames = le64_to_cpu(stats->local_frames);
 899                 esw_stats->errors = le64_to_cpu(stats->errors);
 900                 esw_stats->numbytes = le64_to_cpu(stats->numbytes);
 901         }
 902
 903         dma_free_coherent(&adapter->pdev->dev, stats_size, stats_addr,
 904                 stats_dma_t);
 905         return err;
 906 }
 907
 908 int qlcnic_get_eswitch_stats(struct qlcnic_adapter *adapter, const u8 eswitch,
 909                 const u8 rx_tx, struct __qlcnic_esw_statistics *esw_stats) {
 910
 911         struct __qlcnic_esw_statistics port_stats;
 912         u8 i;
 913         int ret = -EIO;
 914
 915         if (esw_stats == NULL)
 916                 return -ENOMEM;
 917         if (adapter->op_mode != QLCNIC_MGMT_FUNC)
 918                 return -EIO;
 919         if (adapter->npars == NULL)
 920                 return -EIO;
 921
 922         memset(esw_stats, 0, sizeof(u64));
 923         esw_stats->unicast_frames = QLCNIC_ESW_STATS_NOT_AVAIL;
 924         esw_stats->multicast_frames = QLCNIC_ESW_STATS_NOT_AVAIL;
 925         esw_stats->broadcast_frames = QLCNIC_ESW_STATS_NOT_AVAIL;
 926         esw_stats->dropped_frames = QLCNIC_ESW_STATS_NOT_AVAIL;
 927         esw_stats->errors = QLCNIC_ESW_STATS_NOT_AVAIL;
 928         esw_stats->local_frames = QLCNIC_ESW_STATS_NOT_AVAIL;
 929         esw_stats->numbytes = QLCNIC_ESW_STATS_NOT_AVAIL;
 930         esw_stats->context_id = eswitch;
 931
 932         for (i = 0; i < QLCNIC_MAX_PCI_FUNC; i++) {
 933                 if (adapter->npars[i].phy_port != eswitch)
 934                         continue;
 935
 936                 memset(&port_stats, 0, sizeof(struct __qlcnic_esw_statistics));
 937                 if (qlcnic_get_port_stats(adapter, i, rx_tx, &port_stats))
 938                         continue;
 939
 940                 esw_stats->size = port_stats.size;
 941                 esw_stats->version = port_stats.version;
 942                 QLCNIC_ADD_ESW_STATS(esw_stats->unicast_frames,
 943                                                 port_stats.unicast_frames);
 944                 QLCNIC_ADD_ESW_STATS(esw_stats->multicast_frames,
 945                                                 port_stats.multicast_frames);
 946                 QLCNIC_ADD_ESW_STATS(esw_stats->broadcast_frames,
 947                                                 port_stats.broadcast_frames);
 948                 QLCNIC_ADD_ESW_STATS(esw_stats->dropped_frames,
 949                                                 port_stats.dropped_frames);
 950                 QLCNIC_ADD_ESW_STATS(esw_stats->errors,
 951                                                 port_stats.errors);
 952                 QLCNIC_ADD_ESW_STATS(esw_stats->local_frames,
 953                                                 port_stats.local_frames);
 954                 QLCNIC_ADD_ESW_STATS(esw_stats->numbytes,
 955                                                 port_stats.numbytes);
 956                 ret = 0;
 957         }
 958         return ret;
 959 }
 960
 961 int qlcnic_clear_esw_stats(struct qlcnic_adapter *adapter, const u8 func_esw,
 962                 const u8 port, const u8 rx_tx)
 963 {
 964
 965         u32 arg1;
 966         struct qlcnic_cmd_args cmd;
 967
 968         if (adapter->op_mode != QLCNIC_MGMT_FUNC)
 969                 return -EIO;
 970
 971         if (func_esw == QLCNIC_STATS_PORT) {
 972                 if (port >= QLCNIC_MAX_PCI_FUNC)
 973                         goto err_ret;
 974         } else if (func_esw == QLCNIC_STATS_ESWITCH) {
 975                 if (port >= QLCNIC_NIU_MAX_XG_PORTS)
 976                         goto err_ret;
 977         } else {
 978                 goto err_ret;
 979         }
 980
 981         if (rx_tx > QLCNIC_QUERY_TX_COUNTER)
 982                 goto err_ret;
 983
 984         arg1 = port | QLCNIC_STATS_VERSION << 8 | func_esw << 12;
 985         arg1 |= BIT_14 | rx_tx << 15;
 986
 987         memset(&cmd, 0, sizeof(cmd));
 988         cmd.req.cmd = QLCNIC_CDRP_CMD_GET_ESWITCH_STATS;
 989         cmd.req.arg1 = arg1;
 990         qlcnic_issue_cmd(adapter, &cmd);
 991         return cmd.rsp.cmd;
 992
 993 err_ret:
 994         dev_err(&adapter->pdev->dev, "Invalid argument func_esw=%d port=%d"
 995                 "rx_ctx=%d\n", func_esw, port, rx_tx);
 996         return -EIO;
 997 }
 998
 999 static int
1000 __qlcnic_get_eswitch_port_config(struct qlcnic_adapter *adapter,
1001                                         u32 *arg1, u32 *arg2)
1002 {
1003         int err = -EIO;
1004         struct qlcnic_cmd_args cmd;
1005         u8 pci_func;
1006         pci_func = (*arg1 >> 8);
1007
1008         cmd.req.cmd = QLCNIC_CDRP_CMD_GET_ESWITCH_PORT_CONFIG;
1009         cmd.req.arg1 = *arg1;
1010         cmd.rsp.arg1 = cmd.rsp.arg2 = 1;
1011         qlcnic_issue_cmd(adapter, &cmd);
1012         *arg1 = cmd.rsp.arg1;
1013         *arg2 = cmd.rsp.arg2;
1014         err = cmd.rsp.cmd;
1015
1016         if (err == QLCNIC_RCODE_SUCCESS) {
1017                 dev_info(&adapter->pdev->dev,
1018                         "eSwitch port config for pci func %d\n", pci_func);
1019         } else {
1020                 dev_err(&adapter->pdev->dev,
1021                         "Failed to get eswitch port config for pci func %d\n",
1022                                                                 pci_func);
1023         }
1024         return err;
1025 }
1026 /* Configure eSwitch port
1027 op_mode = 0 for setting default port behavior
1028 op_mode = 1 for setting  vlan id
1029 op_mode = 2 for deleting vlan id
1030 op_type = 0 for vlan_id
1031 op_type = 1 for port vlan_id
1032 */
1033 int qlcnic_config_switch_port(struct qlcnic_adapter *adapter,
1034                 struct qlcnic_esw_func_cfg *esw_cfg)
1035 {
1036         int err = -EIO;
1037         u32 arg1, arg2 = 0;
1038         struct qlcnic_cmd_args cmd;
1039         u8 pci_func;
1040
1041         if (adapter->op_mode != QLCNIC_MGMT_FUNC)
1042                 return err;
1043         pci_func = esw_cfg->pci_func;
1044         arg1 = (adapter->npars[pci_func].phy_port & BIT_0);
1045         arg1 |= (pci_func << 8);
1046
1047         if (__qlcnic_get_eswitch_port_config(adapter, &arg1, &arg2))
1048                 return err;
1049         arg1 &= ~(0x0ff << 8);
1050         arg1 |= (pci_func << 8);
1051         arg1 &= ~(BIT_2 | BIT_3);
1052         switch (esw_cfg->op_mode) {
1053         case QLCNIC_PORT_DEFAULTS:
1054                 arg1 |= (BIT_4 | BIT_6 | BIT_7);
1055                 arg2 |= (BIT_0 | BIT_1);
1056                 if (adapter->capabilities & QLCNIC_FW_CAPABILITY_TSO)
1057                         arg2 |= (BIT_2 | BIT_3);
1058                 if (!(esw_cfg->discard_tagged))
1059                         arg1 &= ~BIT_4;
1060                 if (!(esw_cfg->promisc_mode))
1061                         arg1 &= ~BIT_6;
1062                 if (!(esw_cfg->mac_override))
1063                         arg1 &= ~BIT_7;
1064                 if (!(esw_cfg->mac_anti_spoof))
1065                         arg2 &= ~BIT_0;
1066                 if (!(esw_cfg->offload_flags & BIT_0))
1067                         arg2 &= ~(BIT_1 | BIT_2 | BIT_3);
1068                 if (!(esw_cfg->offload_flags & BIT_1))
1069                         arg2 &= ~BIT_2;
1070                 if (!(esw_cfg->offload_flags & BIT_2))
1071                         arg2 &= ~BIT_3;
1072                 break;
1073         case QLCNIC_ADD_VLAN:
1074                         arg1 |= (BIT_2 | BIT_5);
1075                         arg1 |= (esw_cfg->vlan_id << 16);
1076                         break;
1077         case QLCNIC_DEL_VLAN:
1078                         arg1 |= (BIT_3 | BIT_5);
1079                         arg1 &= ~(0x0ffff << 16);
1080                         break;
1081         default:
1082                 return err;
1083         }
1084
1085         memset(&cmd, 0, sizeof(cmd));
1086         cmd.req.cmd = QLCNIC_CDRP_CMD_CONFIGURE_ESWITCH;
1087         cmd.req.arg1 = arg1;
1088         cmd.req.arg2 = arg2;
1089         qlcnic_issue_cmd(adapter, &cmd);
1090
1091         err = cmd.rsp.cmd;
1092         if (err != QLCNIC_RCODE_SUCCESS) {
1093                 dev_err(&adapter->pdev->dev,
1094                         "Failed to configure eswitch pci func %d\n", pci_func);
1095         } else {
1096                 dev_info(&adapter->pdev->dev,
1097                         "Configured eSwitch for pci func %d\n", pci_func);
1098         }
1099
1100         return err;
1101 }
1102
1103 int
1104 qlcnic_get_eswitch_port_config(struct qlcnic_adapter *adapter,
1105                         struct qlcnic_esw_func_cfg *esw_cfg)
1106 {
1107         u32 arg1, arg2;
1108         u8 phy_port;
1109         if (adapter->op_mode == QLCNIC_MGMT_FUNC)
1110                 phy_port = adapter->npars[esw_cfg->pci_func].phy_port;
1111         else
1112                 phy_port = adapter->physical_port;
1113         arg1 = phy_port;
1114         arg1 |= (esw_cfg->pci_func << 8);
1115         if (__qlcnic_get_eswitch_port_config(adapter, &arg1, &arg2))
1116                 return -EIO;
1117
1118         esw_cfg->discard_tagged = !!(arg1 & BIT_4);
1119         esw_cfg->host_vlan_tag = !!(arg1 & BIT_5);
1120         esw_cfg->promisc_mode = !!(arg1 & BIT_6);
1121         esw_cfg->mac_override = !!(arg1 & BIT_7);
1122         esw_cfg->vlan_id = LSW(arg1 >> 16);
1123         esw_cfg->mac_anti_spoof = (arg2 & 0x1);
1124         esw_cfg->offload_flags = ((arg2 >> 1) & 0x7);
1125
1126         return 0;
1127 }