drivers/net/ethernet/emulex/benet/be_cmds.c

   1 /*
   2  * Copyright (C) 2005 - 2014 Emulex
   3  * All rights reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License version 2
   7  * as published by the Free Software Foundation.  The full GNU General
   8  * Public License is included in this distribution in the file called COPYING.
   9  *
  10  * Contact Information:
  11  * linux-drivers@emulex.com
  12  *
  13  * Emulex
  14  * 3333 Susan Street
  15  * Costa Mesa, CA 92626
  16  */
  17
  18 #include <linux/module.h>
  19 #include "be.h"
  20 #include "be_cmds.h"
  21
  22 static char *be_port_misconfig_evt_desc[] = {
  23         "A valid SFP module detected",
  24         "Optics faulted/ incorrectly installed/ not installed.",
  25         "Optics of two types installed.",
  26         "Incompatible optics.",
  27         "Unknown port SFP status"
  28 };
  29
  30 static char *be_port_misconfig_remedy_desc[] = {
  31         "",
  32         "Reseat optics. If issue not resolved, replace",
  33         "Remove one optic or install matching pair of optics",
  34         "Replace with compatible optics for card to function",
  35         ""
  36 };
  37
  38 static struct be_cmd_priv_map cmd_priv_map[] = {
  39         {
  40                 OPCODE_ETH_ACPI_WOL_MAGIC_CONFIG,
  41                 CMD_SUBSYSTEM_ETH,
  42                 BE_PRIV_LNKMGMT | BE_PRIV_VHADM |
  43                 BE_PRIV_DEVCFG | BE_PRIV_DEVSEC
  44         },
  45         {
  46                 OPCODE_COMMON_GET_FLOW_CONTROL,
  47                 CMD_SUBSYSTEM_COMMON,
  48                 BE_PRIV_LNKQUERY | BE_PRIV_VHADM |
  49                 BE_PRIV_DEVCFG | BE_PRIV_DEVSEC
  50         },
  51         {
  52                 OPCODE_COMMON_SET_FLOW_CONTROL,
  53                 CMD_SUBSYSTEM_COMMON,
  54                 BE_PRIV_LNKMGMT | BE_PRIV_VHADM |
  55                 BE_PRIV_DEVCFG | BE_PRIV_DEVSEC
  56         },
  57         {
  58                 OPCODE_ETH_GET_PPORT_STATS,
  59                 CMD_SUBSYSTEM_ETH,
  60                 BE_PRIV_LNKMGMT | BE_PRIV_VHADM |
  61                 BE_PRIV_DEVCFG | BE_PRIV_DEVSEC
  62         },
  63         {
  64                 OPCODE_COMMON_GET_PHY_DETAILS,
  65                 CMD_SUBSYSTEM_COMMON,
  66                 BE_PRIV_LNKMGMT | BE_PRIV_VHADM |
  67                 BE_PRIV_DEVCFG | BE_PRIV_DEVSEC
  68         }
  69 };
  70
  71 static bool be_cmd_allowed(struct be_adapter *adapter, u8 opcode, u8 subsystem)
  72 {
  73         int i;
  74         int num_entries = sizeof(cmd_priv_map)/sizeof(struct be_cmd_priv_map);
  75         u32 cmd_privileges = adapter->cmd_privileges;
  76
  77         for (i = 0; i < num_entries; i++)
  78                 if (opcode == cmd_priv_map[i].opcode &&
  79                     subsystem == cmd_priv_map[i].subsystem)
  80                         if (!(cmd_privileges & cmd_priv_map[i].priv_mask))
  81                                 return false;
  82
  83         return true;
  84 }
  85
  86 static inline void *embedded_payload(struct be_mcc_wrb *wrb)
  87 {
  88         return wrb->payload.embedded_payload;
  89 }
  90
  91 static void be_mcc_notify(struct be_adapter *adapter)
  92 {
  93         struct be_queue_info *mccq = &adapter->mcc_obj.q;
  94         u32 val = 0;
  95
  96         if (be_error(adapter))
  97                 return;
  98
  99         val |= mccq->id & DB_MCCQ_RING_ID_MASK;
 100         val |= 1 << DB_MCCQ_NUM_POSTED_SHIFT;
 101
 102         wmb();
 103         iowrite32(val, adapter->db + DB_MCCQ_OFFSET);
 104 }
 105
 106 /* To check if valid bit is set, check the entire word as we don't know
 107  * the endianness of the data (old entry is host endian while a new entry is
 108  * little endian) */
 109 static inline bool be_mcc_compl_is_new(struct be_mcc_compl *compl)
 110 {
 111         u32 flags;
 112
 113         if (compl->flags != 0) {
 114                 flags = le32_to_cpu(compl->flags);
 115                 if (flags & CQE_FLAGS_VALID_MASK) {
 116                         compl->flags = flags;
 117                         return true;
 118                 }
 119         }
 120         return false;
 121 }
 122
 123 /* Need to reset the entire word that houses the valid bit */
 124 static inline void be_mcc_compl_use(struct be_mcc_compl *compl)
 125 {
 126         compl->flags = 0;
 127 }
 128
 129 static struct be_cmd_resp_hdr *be_decode_resp_hdr(u32 tag0, u32 tag1)
 130 {
 131         unsigned long addr;
 132
 133         addr = tag1;
 134         addr = ((addr << 16) << 16) | tag0;
 135         return (void *)addr;
 136 }
 137
 138 static bool be_skip_err_log(u8 opcode, u16 base_status, u16 addl_status)
 139 {
 140         if (base_status == MCC_STATUS_NOT_SUPPORTED ||
 141             base_status == MCC_STATUS_ILLEGAL_REQUEST ||
 142             addl_status == MCC_ADDL_STATUS_TOO_MANY_INTERFACES ||
 143             (opcode == OPCODE_COMMON_WRITE_FLASHROM &&
 144             (base_status == MCC_STATUS_ILLEGAL_FIELD ||
 145              addl_status == MCC_ADDL_STATUS_FLASH_IMAGE_CRC_MISMATCH)))
 146                 return true;
 147         else
 148                 return false;
 149 }
 150
 151 /* Place holder for all the async MCC cmds wherein the caller is not in a busy
 152  * loop (has not issued be_mcc_notify_wait())
 153  */
 154 static void be_async_cmd_process(struct be_adapter *adapter,
 155                                  struct be_mcc_compl *compl,
 156                                  struct be_cmd_resp_hdr *resp_hdr)
 157 {
 158         enum mcc_base_status base_status = base_status(compl->status);
 159         u8 opcode = 0, subsystem = 0;
 160
 161         if (resp_hdr) {
 162                 opcode = resp_hdr->opcode;
 163                 subsystem = resp_hdr->subsystem;
 164         }
 165
 166         if (opcode == OPCODE_LOWLEVEL_LOOPBACK_TEST &&
 167             subsystem == CMD_SUBSYSTEM_LOWLEVEL) {
 168                 complete(&adapter->et_cmd_compl);
 169                 return;
 170         }
 171
 172         if ((opcode == OPCODE_COMMON_WRITE_FLASHROM ||
 173              opcode == OPCODE_COMMON_WRITE_OBJECT) &&
 174             subsystem == CMD_SUBSYSTEM_COMMON) {
 175                 adapter->flash_status = compl->status;
 176                 complete(&adapter->et_cmd_compl);
 177                 return;
 178         }
 179
 180         if ((opcode == OPCODE_ETH_GET_STATISTICS ||
 181              opcode == OPCODE_ETH_GET_PPORT_STATS) &&
 182             subsystem == CMD_SUBSYSTEM_ETH &&
 183             base_status == MCC_STATUS_SUCCESS) {
 184                 be_parse_stats(adapter);
 185                 adapter->stats_cmd_sent = false;
 186                 return;
 187         }
 188
 189         if (opcode == OPCODE_COMMON_GET_CNTL_ADDITIONAL_ATTRIBUTES &&
 190             subsystem == CMD_SUBSYSTEM_COMMON) {
 191                 if (base_status == MCC_STATUS_SUCCESS) {
 192                         struct be_cmd_resp_get_cntl_addnl_attribs *resp =
 193                                                         (void *)resp_hdr;
 194                         adapter->drv_stats.be_on_die_temperature =
 195                                                 resp->on_die_temperature;
 196                 } else {
 197                         adapter->be_get_temp_freq = 0;
 198                 }
 199                 return;
 200         }
 201 }
 202
 203 static int be_mcc_compl_process(struct be_adapter *adapter,
 204                                 struct be_mcc_compl *compl)
 205 {
 206         enum mcc_base_status base_status;
 207         enum mcc_addl_status addl_status;
 208         struct be_cmd_resp_hdr *resp_hdr;
 209         u8 opcode = 0, subsystem = 0;
 210
 211         /* Just swap the status to host endian; mcc tag is opaquely copied
 212          * from mcc_wrb */
 213         be_dws_le_to_cpu(compl, 4);
 214
 215         base_status = base_status(compl->status);
 216         addl_status = addl_status(compl->status);
 217
 218         resp_hdr = be_decode_resp_hdr(compl->tag0, compl->tag1);
 219         if (resp_hdr) {
 220                 opcode = resp_hdr->opcode;
 221                 subsystem = resp_hdr->subsystem;
 222         }
 223
 224         be_async_cmd_process(adapter, compl, resp_hdr);
 225
 226         if (base_status != MCC_STATUS_SUCCESS &&
 227             !be_skip_err_log(opcode, base_status, addl_status)) {
 228                 if (base_status == MCC_STATUS_UNAUTHORIZED_REQUEST) {
 229                         dev_warn(&adapter->pdev->dev,
 230                                  "VF is not privileged to issue opcode %d-%d\n",
 231                                  opcode, subsystem);
 232                 } else {
 233                         dev_err(&adapter->pdev->dev,
 234                                 "opcode %d-%d failed:status %d-%d\n",
 235                                 opcode, subsystem, base_status, addl_status);
 236                 }
 237         }
 238         return compl->status;
 239 }
 240
 241 /* Link state evt is a string of bytes; no need for endian swapping */
 242 static void be_async_link_state_process(struct be_adapter *adapter,
 243                                         struct be_mcc_compl *compl)
 244 {
 245         struct be_async_event_link_state *evt =
 246                         (struct be_async_event_link_state *)compl;
 247
 248         /* When link status changes, link speed must be re-queried from FW */
 249         adapter->phy.link_speed = -1;
 250
 251         /* On BEx the FW does not send a separate link status
 252          * notification for physical and logical link.
 253          * On other chips just process the logical link
 254          * status notification
 255          */
 256         if (!BEx_chip(adapter) &&
 257             !(evt->port_link_status & LOGICAL_LINK_STATUS_MASK))
 258                 return;
 259
 260         /* For the initial link status do not rely on the ASYNC event as
 261          * it may not be received in some cases.
 262          */
 263         if (adapter->flags & BE_FLAGS_LINK_STATUS_INIT)
 264                 be_link_status_update(adapter,
 265                                       evt->port_link_status & LINK_STATUS_MASK);
 266 }
 267
 268 static void be_async_port_misconfig_event_process(struct be_adapter *adapter,
 269                                                   struct be_mcc_compl *compl)
 270 {
 271         struct be_async_event_misconfig_port *evt =
 272                         (struct be_async_event_misconfig_port *)compl;
 273         u32 sfp_mismatch_evt = le32_to_cpu(evt->event_data_word1);
 274         struct device *dev = &adapter->pdev->dev;
 275         u8 port_misconfig_evt;
 276
 277         port_misconfig_evt =
 278                 ((sfp_mismatch_evt >> (adapter->hba_port_num * 8)) & 0xff);
 279
 280         /* Log an error message that would allow a user to determine
 281          * whether the SFPs have an issue
 282          */
 283         dev_info(dev, "Port %c: %s %s", adapter->port_name,
 284                  be_port_misconfig_evt_desc[port_misconfig_evt],
 285                  be_port_misconfig_remedy_desc[port_misconfig_evt]);
 286
 287         if (port_misconfig_evt == INCOMPATIBLE_SFP)
 288                 adapter->flags |= BE_FLAGS_EVT_INCOMPATIBLE_SFP;
 289 }
 290
 291 /* Grp5 CoS Priority evt */
 292 static void be_async_grp5_cos_priority_process(struct be_adapter *adapter,
 293                                                struct be_mcc_compl *compl)
 294 {
 295         struct be_async_event_grp5_cos_priority *evt =
 296                         (struct be_async_event_grp5_cos_priority *)compl;
 297
 298         if (evt->valid) {
 299                 adapter->vlan_prio_bmap = evt->available_priority_bmap;
 300                 adapter->recommended_prio &= ~VLAN_PRIO_MASK;
 301                 adapter->recommended_prio =
 302                         evt->reco_default_priority << VLAN_PRIO_SHIFT;
 303         }
 304 }
 305
 306 /* Grp5 QOS Speed evt: qos_link_speed is in units of 10 Mbps */
 307 static void be_async_grp5_qos_speed_process(struct be_adapter *adapter,
 308                                             struct be_mcc_compl *compl)
 309 {
 310         struct be_async_event_grp5_qos_link_speed *evt =
 311                         (struct be_async_event_grp5_qos_link_speed *)compl;
 312
 313         if (adapter->phy.link_speed >= 0 &&
 314             evt->physical_port == adapter->port_num)
 315                 adapter->phy.link_speed = le16_to_cpu(evt->qos_link_speed) * 10;
 316 }
 317
 318 /*Grp5 PVID evt*/
 319 static void be_async_grp5_pvid_state_process(struct be_adapter *adapter,
 320                                              struct be_mcc_compl *compl)
 321 {
 322         struct be_async_event_grp5_pvid_state *evt =
 323                         (struct be_async_event_grp5_pvid_state *)compl;
 324
 325         if (evt->enabled) {
 326                 adapter->pvid = le16_to_cpu(evt->tag) & VLAN_VID_MASK;
 327                 dev_info(&adapter->pdev->dev, "LPVID: %d\n", adapter->pvid);
 328         } else {
 329                 adapter->pvid = 0;
 330         }
 331 }
 332
 333 static void be_async_grp5_evt_process(struct be_adapter *adapter,
 334                                       struct be_mcc_compl *compl)
 335 {
 336         u8 event_type = (compl->flags >> ASYNC_EVENT_TYPE_SHIFT) &
 337                                 ASYNC_EVENT_TYPE_MASK;
 338
 339         switch (event_type) {
 340         case ASYNC_EVENT_COS_PRIORITY:
 341                 be_async_grp5_cos_priority_process(adapter, compl);
 342                 break;
 343         case ASYNC_EVENT_QOS_SPEED:
 344                 be_async_grp5_qos_speed_process(adapter, compl);
 345                 break;
 346         case ASYNC_EVENT_PVID_STATE:
 347                 be_async_grp5_pvid_state_process(adapter, compl);
 348                 break;
 349         default:
 350                 break;
 351         }
 352 }
 353
 354 static void be_async_dbg_evt_process(struct be_adapter *adapter,
 355                                      struct be_mcc_compl *cmp)
 356 {
 357         u8 event_type = 0;
 358         struct be_async_event_qnq *evt = (struct be_async_event_qnq *)cmp;
 359
 360         event_type = (cmp->flags >> ASYNC_EVENT_TYPE_SHIFT) &
 361                         ASYNC_EVENT_TYPE_MASK;
 362
 363         switch (event_type) {
 364         case ASYNC_DEBUG_EVENT_TYPE_QNQ:
 365                 if (evt->valid)
 366                         adapter->qnq_vid = le16_to_cpu(evt->vlan_tag);
 367                 adapter->flags |= BE_FLAGS_QNQ_ASYNC_EVT_RCVD;
 368         break;
 369         default:
 370                 dev_warn(&adapter->pdev->dev, "Unknown debug event 0x%x!\n",
 371                          event_type);
 372         break;
 373         }
 374 }
 375
 376 static void be_async_sliport_evt_process(struct be_adapter *adapter,
 377                                          struct be_mcc_compl *cmp)
 378 {
 379         u8 event_type = (cmp->flags >> ASYNC_EVENT_TYPE_SHIFT) &
 380                         ASYNC_EVENT_TYPE_MASK;
 381
 382         if (event_type == ASYNC_EVENT_PORT_MISCONFIG)
 383                 be_async_port_misconfig_event_process(adapter, cmp);
 384 }
 385
 386 static inline bool is_link_state_evt(u32 flags)
 387 {
 388         return ((flags >> ASYNC_EVENT_CODE_SHIFT) & ASYNC_EVENT_CODE_MASK) ==
 389                         ASYNC_EVENT_CODE_LINK_STATE;
 390 }
 391
 392 static inline bool is_grp5_evt(u32 flags)
 393 {
 394         return ((flags >> ASYNC_EVENT_CODE_SHIFT) & ASYNC_EVENT_CODE_MASK) ==
 395                         ASYNC_EVENT_CODE_GRP_5;
 396 }
 397
 398 static inline bool is_dbg_evt(u32 flags)
 399 {
 400         return ((flags >> ASYNC_EVENT_CODE_SHIFT) & ASYNC_EVENT_CODE_MASK) ==
 401                         ASYNC_EVENT_CODE_QNQ;
 402 }
 403
 404 static inline bool is_sliport_evt(u32 flags)
 405 {
 406         return ((flags >> ASYNC_EVENT_CODE_SHIFT) & ASYNC_EVENT_CODE_MASK) ==
 407                 ASYNC_EVENT_CODE_SLIPORT;
 408 }
 409
 410 static void be_mcc_event_process(struct be_adapter *adapter,
 411                                  struct be_mcc_compl *compl)
 412 {
 413         if (is_link_state_evt(compl->flags))
 414                 be_async_link_state_process(adapter, compl);
 415         else if (is_grp5_evt(compl->flags))
 416                 be_async_grp5_evt_process(adapter, compl);
 417         else if (is_dbg_evt(compl->flags))
 418                 be_async_dbg_evt_process(adapter, compl);
 419         else if (is_sliport_evt(compl->flags))
 420                 be_async_sliport_evt_process(adapter, compl);
 421 }
 422
 423 static struct be_mcc_compl *be_mcc_compl_get(struct be_adapter *adapter)
 424 {
 425         struct be_queue_info *mcc_cq = &adapter->mcc_obj.cq;
 426         struct be_mcc_compl *compl = queue_tail_node(mcc_cq);
 427
 428         if (be_mcc_compl_is_new(compl)) {
 429                 queue_tail_inc(mcc_cq);
 430                 return compl;
 431         }
 432         return NULL;
 433 }
 434
 435 void be_async_mcc_enable(struct be_adapter *adapter)
 436 {
 437         spin_lock_bh(&adapter->mcc_cq_lock);
 438
 439         be_cq_notify(adapter, adapter->mcc_obj.cq.id, true, 0);
 440         adapter->mcc_obj.rearm_cq = true;
 441
 442         spin_unlock_bh(&adapter->mcc_cq_lock);
 443 }
 444
 445 void be_async_mcc_disable(struct be_adapter *adapter)
 446 {
 447         spin_lock_bh(&adapter->mcc_cq_lock);
 448
 449         adapter->mcc_obj.rearm_cq = false;
 450         be_cq_notify(adapter, adapter->mcc_obj.cq.id, false, 0);
 451
 452         spin_unlock_bh(&adapter->mcc_cq_lock);
 453 }
 454
 455 int be_process_mcc(struct be_adapter *adapter)
 456 {
 457         struct be_mcc_compl *compl;
 458         int num = 0, status = 0;
 459         struct be_mcc_obj *mcc_obj = &adapter->mcc_obj;
 460
 461         spin_lock(&adapter->mcc_cq_lock);
 462
 463         while ((compl = be_mcc_compl_get(adapter))) {
 464                 if (compl->flags & CQE_FLAGS_ASYNC_MASK) {
 465                         be_mcc_event_process(adapter, compl);
 466                 } else if (compl->flags & CQE_FLAGS_COMPLETED_MASK) {
 467                         status = be_mcc_compl_process(adapter, compl);
 468                         atomic_dec(&mcc_obj->q.used);
 469                 }
 470                 be_mcc_compl_use(compl);
 471                 num++;
 472         }
 473
 474         if (num)
 475                 be_cq_notify(adapter, mcc_obj->cq.id, mcc_obj->rearm_cq, num);
 476
 477         spin_unlock(&adapter->mcc_cq_lock);
 478         return status;
 479 }
 480
 481 /* Wait till no more pending mcc requests are present */
 482 static int be_mcc_wait_compl(struct be_adapter *adapter)
 483 {
 484 #define mcc_timeout             120000 /* 12s timeout */
 485         int i, status = 0;
 486         struct be_mcc_obj *mcc_obj = &adapter->mcc_obj;
 487
 488         for (i = 0; i < mcc_timeout; i++) {
 489                 if (be_error(adapter))
 490                         return -EIO;
 491
 492                 local_bh_disable();
 493                 status = be_process_mcc(adapter);
 494                 local_bh_enable();
 495
 496                 if (atomic_read(&mcc_obj->q.used) == 0)
 497                         break;
 498                 udelay(100);
 499         }
 500         if (i == mcc_timeout) {
 501                 dev_err(&adapter->pdev->dev, "FW not responding\n");
 502                 adapter->fw_timeout = true;
 503                 return -EIO;
 504         }
 505         return status;
 506 }
 507
 508 /* Notify MCC requests and wait for completion */
 509 static int be_mcc_notify_wait(struct be_adapter *adapter)
 510 {
 511         int status;
 512         struct be_mcc_wrb *wrb;
 513         struct be_mcc_obj *mcc_obj = &adapter->mcc_obj;
 514         u16 index = mcc_obj->q.head;
 515         struct be_cmd_resp_hdr *resp;
 516
 517         index_dec(&index, mcc_obj->q.len);
 518         wrb = queue_index_node(&mcc_obj->q, index);
 519
 520         resp = be_decode_resp_hdr(wrb->tag0, wrb->tag1);
 521
 522         be_mcc_notify(adapter);
 523
 524         status = be_mcc_wait_compl(adapter);
 525         if (status == -EIO)
 526                 goto out;
 527
 528         status = (resp->base_status |
 529                   ((resp->addl_status & CQE_ADDL_STATUS_MASK) <<
 530                    CQE_ADDL_STATUS_SHIFT));
 531 out:
 532         return status;
 533 }
 534
 535 static int be_mbox_db_ready_wait(struct be_adapter *adapter, void __iomem *db)
 536 {
 537         int msecs = 0;
 538         u32 ready;
 539
 540         do {
 541                 if (be_error(adapter))
 542                         return -EIO;
 543
 544                 ready = ioread32(db);
 545                 if (ready == 0xffffffff)
 546                         return -1;
 547
 548                 ready &= MPU_MAILBOX_DB_RDY_MASK;
 549                 if (ready)
 550                         break;
 551
 552                 if (msecs > 4000) {
 553                         dev_err(&adapter->pdev->dev, "FW not responding\n");
 554                         adapter->fw_timeout = true;
 555                         be_detect_error(adapter);
 556                         return -1;
 557                 }
 558
 559                 msleep(1);
 560                 msecs++;
 561         } while (true);
 562
 563         return 0;
 564 }
 565
 566 /*
 567  * Insert the mailbox address into the doorbell in two steps
 568  * Polls on the mbox doorbell till a command completion (or a timeout) occurs
 569  */
 570 static int be_mbox_notify_wait(struct be_adapter *adapter)
 571 {
 572         int status;
 573         u32 val = 0;
 574         void __iomem *db = adapter->db + MPU_MAILBOX_DB_OFFSET;
 575         struct be_dma_mem *mbox_mem = &adapter->mbox_mem;
 576         struct be_mcc_mailbox *mbox = mbox_mem->va;
 577         struct be_mcc_compl *compl = &mbox->compl;
 578
 579         /* wait for ready to be set */
 580         status = be_mbox_db_ready_wait(adapter, db);
 581         if (status != 0)
 582                 return status;
 583
 584         val |= MPU_MAILBOX_DB_HI_MASK;
 585         /* at bits 2 - 31 place mbox dma addr msb bits 34 - 63 */
 586         val |= (upper_32_bits(mbox_mem->dma) >> 2) << 2;
 587         iowrite32(val, db);
 588
 589         /* wait for ready to be set */
 590         status = be_mbox_db_ready_wait(adapter, db);
 591         if (status != 0)
 592                 return status;
 593
 594         val = 0;
 595         /* at bits 2 - 31 place mbox dma addr lsb bits 4 - 33 */
 596         val |= (u32)(mbox_mem->dma >> 4) << 2;
 597         iowrite32(val, db);
 598
 599         status = be_mbox_db_ready_wait(adapter, db);
 600         if (status != 0)
 601                 return status;
 602
 603         /* A cq entry has been made now */
 604         if (be_mcc_compl_is_new(compl)) {
 605                 status = be_mcc_compl_process(adapter, &mbox->compl);
 606                 be_mcc_compl_use(compl);
 607                 if (status)
 608                         return status;
 609         } else {
 610                 dev_err(&adapter->pdev->dev, "invalid mailbox completion\n");
 611                 return -1;
 612         }
 613         return 0;
 614 }
 615
 616 static u16 be_POST_stage_get(struct be_adapter *adapter)
 617 {
 618         u32 sem;
 619
 620         if (BEx_chip(adapter))
 621                 sem  = ioread32(adapter->csr + SLIPORT_SEMAPHORE_OFFSET_BEx);
 622         else
 623                 pci_read_config_dword(adapter->pdev,
 624                                       SLIPORT_SEMAPHORE_OFFSET_SH, &sem);
 625
 626         return sem & POST_STAGE_MASK;
 627 }
 628
 629 static int lancer_wait_ready(struct be_adapter *adapter)
 630 {
 631 #define SLIPORT_READY_TIMEOUT 30
 632         u32 sliport_status;
 633         int i;
 634
 635         for (i = 0; i < SLIPORT_READY_TIMEOUT; i++) {
 636                 sliport_status = ioread32(adapter->db + SLIPORT_STATUS_OFFSET);
 637                 if (sliport_status & SLIPORT_STATUS_RDY_MASK)
 638                         break;
 639
 640                 msleep(1000);
 641         }
 642
 643         if (i == SLIPORT_READY_TIMEOUT)
 644                 return sliport_status ? : -1;
 645
 646         return 0;
 647 }
 648
 649 static bool lancer_provisioning_error(struct be_adapter *adapter)
 650 {
 651         u32 sliport_status = 0, sliport_err1 = 0, sliport_err2 = 0;
 652
 653         sliport_status = ioread32(adapter->db + SLIPORT_STATUS_OFFSET);
 654         if (sliport_status & SLIPORT_STATUS_ERR_MASK) {
 655                 sliport_err1 = ioread32(adapter->db + SLIPORT_ERROR1_OFFSET);
 656                 sliport_err2 = ioread32(adapter->db + SLIPORT_ERROR2_OFFSET);
 657
 658                 if (sliport_err1 == SLIPORT_ERROR_NO_RESOURCE1 &&
 659                     sliport_err2 == SLIPORT_ERROR_NO_RESOURCE2)
 660                         return true;
 661         }
 662         return false;
 663 }
 664
 665 int lancer_test_and_set_rdy_state(struct be_adapter *adapter)
 666 {
 667         int status;
 668         u32 sliport_status, err, reset_needed;
 669         bool resource_error;
 670
 671         resource_error = lancer_provisioning_error(adapter);
 672         if (resource_error)
 673                 return -EAGAIN;
 674
 675         status = lancer_wait_ready(adapter);
 676         if (!status) {
 677                 sliport_status = ioread32(adapter->db + SLIPORT_STATUS_OFFSET);
 678                 err = sliport_status & SLIPORT_STATUS_ERR_MASK;
 679                 reset_needed = sliport_status & SLIPORT_STATUS_RN_MASK;
 680                 if (err && reset_needed) {
 681                         iowrite32(SLI_PORT_CONTROL_IP_MASK,
 682                                   adapter->db + SLIPORT_CONTROL_OFFSET);
 683
 684                         /* check if adapter has corrected the error */
 685                         status = lancer_wait_ready(adapter);
 686                         sliport_status = ioread32(adapter->db +
 687                                                   SLIPORT_STATUS_OFFSET);
 688                         sliport_status &= (SLIPORT_STATUS_ERR_MASK |
 689                                                 SLIPORT_STATUS_RN_MASK);
 690                         if (status || sliport_status)
 691                                 status = -1;
 692                 } else if (err || reset_needed) {
 693                         status = -1;
 694                 }
 695         }
 696         /* Stop error recovery if error is not recoverable.
 697          * No resource error is temporary errors and will go away
 698          * when PF provisions resources.
 699          */
 700         resource_error = lancer_provisioning_error(adapter);
 701         if (resource_error)
 702                 status = -EAGAIN;
 703
 704         return status;
 705 }
 706
 707 int be_fw_wait_ready(struct be_adapter *adapter)
 708 {
 709         u16 stage;
 710         int status, timeout = 0;
 711         struct device *dev = &adapter->pdev->dev;
 712
 713         if (lancer_chip(adapter)) {
 714                 status = lancer_wait_ready(adapter);
 715                 if (status) {
 716                         stage = status;
 717                         goto err;
 718                 }
 719                 return 0;
 720         }
 721
 722         do {
 723                 stage = be_POST_stage_get(adapter);
 724                 if (stage == POST_STAGE_ARMFW_RDY)
 725                         return 0;
 726
 727                 dev_info(dev, "Waiting for POST, %ds elapsed\n", timeout);
 728                 if (msleep_interruptible(2000)) {
 729                         dev_err(dev, "Waiting for POST aborted\n");
 730                         return -EINTR;
 731                 }
 732                 timeout += 2;
 733         } while (timeout < 60);
 734
 735 err:
 736         dev_err(dev, "POST timeout; stage=%#x\n", stage);
 737         return -1;
 738 }
 739
 740 static inline struct be_sge *nonembedded_sgl(struct be_mcc_wrb *wrb)
 741 {
 742         return &wrb->payload.sgl[0];
 743 }
 744
 745 static inline void fill_wrb_tags(struct be_mcc_wrb *wrb, unsigned long addr)
 746 {
 747         wrb->tag0 = addr & 0xFFFFFFFF;
 748         wrb->tag1 = upper_32_bits(addr);
 749 }
 750
 751 /* Don't touch the hdr after it's prepared */
 752 /* mem will be NULL for embedded commands */
 753 static void be_wrb_cmd_hdr_prepare(struct be_cmd_req_hdr *req_hdr,
 754                                    u8 subsystem, u8 opcode, int cmd_len,
 755                                    struct be_mcc_wrb *wrb,
 756                                    struct be_dma_mem *mem)
 757 {
 758         struct be_sge *sge;
 759
 760         req_hdr->opcode = opcode;
 761         req_hdr->subsystem = subsystem;
 762         req_hdr->request_length = cpu_to_le32(cmd_len - sizeof(*req_hdr));
 763         req_hdr->version = 0;
 764         fill_wrb_tags(wrb, (ulong) req_hdr);
 765         wrb->payload_length = cmd_len;
 766         if (mem) {
 767                 wrb->embedded |= (1 & MCC_WRB_SGE_CNT_MASK) <<
 768                         MCC_WRB_SGE_CNT_SHIFT;
 769                 sge = nonembedded_sgl(wrb);
 770                 sge->pa_hi = cpu_to_le32(upper_32_bits(mem->dma));
 771                 sge->pa_lo = cpu_to_le32(mem->dma & 0xFFFFFFFF);
 772                 sge->len = cpu_to_le32(mem->size);
 773         } else
 774                 wrb->embedded |= MCC_WRB_EMBEDDED_MASK;
 775         be_dws_cpu_to_le(wrb, 8);
 776 }
 777
 778 static void be_cmd_page_addrs_prepare(struct phys_addr *pages, u32 max_pages,
 779                                       struct be_dma_mem *mem)
 780 {
 781         int i, buf_pages = min(PAGES_4K_SPANNED(mem->va, mem->size), max_pages);
 782         u64 dma = (u64)mem->dma;
 783
 784         for (i = 0; i < buf_pages; i++) {
 785                 pages[i].lo = cpu_to_le32(dma & 0xFFFFFFFF);
 786                 pages[i].hi = cpu_to_le32(upper_32_bits(dma));
 787                 dma += PAGE_SIZE_4K;
 788         }
 789 }
 790
 791 static inline struct be_mcc_wrb *wrb_from_mbox(struct be_adapter *adapter)
 792 {
 793         struct be_dma_mem *mbox_mem = &adapter->mbox_mem;
 794         struct be_mcc_wrb *wrb
 795                 = &((struct be_mcc_mailbox *)(mbox_mem->va))->wrb;
 796         memset(wrb, 0, sizeof(*wrb));
 797         return wrb;
 798 }
 799
 800 static struct be_mcc_wrb *wrb_from_mccq(struct be_adapter *adapter)
 801 {
 802         struct be_queue_info *mccq = &adapter->mcc_obj.q;
 803         struct be_mcc_wrb *wrb;
 804
 805         if (!mccq->created)
 806                 return NULL;
 807
 808         if (atomic_read(&mccq->used) >= mccq->len)
 809                 return NULL;
 810
 811         wrb = queue_head_node(mccq);
 812         queue_head_inc(mccq);
 813         atomic_inc(&mccq->used);
 814         memset(wrb, 0, sizeof(*wrb));
 815         return wrb;
 816 }
 817
 818 static bool use_mcc(struct be_adapter *adapter)
 819 {
 820         return adapter->mcc_obj.q.created;
 821 }
 822
 823 /* Must be used only in process context */
 824 static int be_cmd_lock(struct be_adapter *adapter)
 825 {
 826         if (use_mcc(adapter)) {
 827                 spin_lock_bh(&adapter->mcc_lock);
 828                 return 0;
 829         } else {
 830                 return mutex_lock_interruptible(&adapter->mbox_lock);
 831         }
 832 }
 833
 834 /* Must be used only in process context */
 835 static void be_cmd_unlock(struct be_adapter *adapter)
 836 {
 837         if (use_mcc(adapter))
 838                 spin_unlock_bh(&adapter->mcc_lock);
 839         else
 840                 return mutex_unlock(&adapter->mbox_lock);
 841 }
 842
 843 static struct be_mcc_wrb *be_cmd_copy(struct be_adapter *adapter,
 844                                       struct be_mcc_wrb *wrb)
 845 {
 846         struct be_mcc_wrb *dest_wrb;
 847
 848         if (use_mcc(adapter)) {
 849                 dest_wrb = wrb_from_mccq(adapter);
 850                 if (!dest_wrb)
 851                         return NULL;
 852         } else {
 853                 dest_wrb = wrb_from_mbox(adapter);
 854         }
 855
 856         memcpy(dest_wrb, wrb, sizeof(*wrb));
 857         if (wrb->embedded & cpu_to_le32(MCC_WRB_EMBEDDED_MASK))
 858                 fill_wrb_tags(dest_wrb, (ulong) embedded_payload(wrb));
 859
 860         return dest_wrb;
 861 }
 862
 863 /* Must be used only in process context */
 864 static int be_cmd_notify_wait(struct be_adapter *adapter,
 865                               struct be_mcc_wrb *wrb)
 866 {
 867         struct be_mcc_wrb *dest_wrb;
 868         int status;
 869
 870         status = be_cmd_lock(adapter);
 871         if (status)
 872                 return status;
 873
 874         dest_wrb = be_cmd_copy(adapter, wrb);
 875         if (!dest_wrb)
 876                 return -EBUSY;
 877
 878         if (use_mcc(adapter))
 879                 status = be_mcc_notify_wait(adapter);
 880         else
 881                 status = be_mbox_notify_wait(adapter);
 882
 883         if (!status)
 884                 memcpy(wrb, dest_wrb, sizeof(*wrb));
 885
 886         be_cmd_unlock(adapter);
 887         return status;
 888 }
 889
 890 /* Tell fw we're about to start firing cmds by writing a
 891  * special pattern across the wrb hdr; uses mbox
 892  */
 893 int be_cmd_fw_init(struct be_adapter *adapter)
 894 {
 895         u8 *wrb;
 896         int status;
 897
 898         if (lancer_chip(adapter))
 899                 return 0;
 900
 901         if (mutex_lock_interruptible(&adapter->mbox_lock))
 902                 return -1;
 903
 904         wrb = (u8 *)wrb_from_mbox(adapter);
 905         *wrb++ = 0xFF;
 906         *wrb++ = 0x12;
 907         *wrb++ = 0x34;
 908         *wrb++ = 0xFF;
 909         *wrb++ = 0xFF;
 910         *wrb++ = 0x56;
 911         *wrb++ = 0x78;
 912         *wrb = 0xFF;
 913
 914         status = be_mbox_notify_wait(adapter);
 915
 916         mutex_unlock(&adapter->mbox_lock);
 917         return status;
 918 }
 919
 920 /* Tell fw we're done with firing cmds by writing a
 921  * special pattern across the wrb hdr; uses mbox
 922  */
 923 int be_cmd_fw_clean(struct be_adapter *adapter)
 924 {
 925         u8 *wrb;
 926         int status;
 927
 928         if (lancer_chip(adapter))
 929                 return 0;
 930
 931         if (mutex_lock_interruptible(&adapter->mbox_lock))
 932                 return -1;
 933
 934         wrb = (u8 *)wrb_from_mbox(adapter);
 935         *wrb++ = 0xFF;
 936         *wrb++ = 0xAA;
 937         *wrb++ = 0xBB;
 938         *wrb++ = 0xFF;
 939         *wrb++ = 0xFF;
 940         *wrb++ = 0xCC;
 941         *wrb++ = 0xDD;
 942         *wrb = 0xFF;
 943
 944         status = be_mbox_notify_wait(adapter);
 945
 946         mutex_unlock(&adapter->mbox_lock);
 947         return status;
 948 }
 949
 950 int be_cmd_eq_create(struct be_adapter *adapter, struct be_eq_obj *eqo)
 951 {
 952         struct be_mcc_wrb *wrb;
 953         struct be_cmd_req_eq_create *req;
 954         struct be_dma_mem *q_mem = &eqo->q.dma_mem;
 955         int status, ver = 0;
 956
 957         if (mutex_lock_interruptible(&adapter->mbox_lock))
 958                 return -1;
 959
 960         wrb = wrb_from_mbox(adapter);
 961         req = embedded_payload(wrb);
 962
 963         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
 964                                OPCODE_COMMON_EQ_CREATE, sizeof(*req), wrb,
 965                                NULL);
 966
 967         /* Support for EQ_CREATEv2 available only SH-R onwards */
 968         if (!(BEx_chip(adapter) || lancer_chip(adapter)))
 969                 ver = 2;
 970
 971         req->hdr.version = ver;
 972         req->num_pages =  cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
 973
 974         AMAP_SET_BITS(struct amap_eq_context, valid, req->context, 1);
 975         /* 4byte eqe*/
 976         AMAP_SET_BITS(struct amap_eq_context, size, req->context, 0);
 977         AMAP_SET_BITS(struct amap_eq_context, count, req->context,
 978                       __ilog2_u32(eqo->q.len / 256));
 979         be_dws_cpu_to_le(req->context, sizeof(req->context));
 980
 981         be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
 982
 983         status = be_mbox_notify_wait(adapter);
 984         if (!status) {
 985                 struct be_cmd_resp_eq_create *resp = embedded_payload(wrb);
 986
 987                 eqo->q.id = le16_to_cpu(resp->eq_id);
 988                 eqo->msix_idx =
 989                         (ver == 2) ? le16_to_cpu(resp->msix_idx) : eqo->idx;
 990                 eqo->q.created = true;
 991         }
 992
 993         mutex_unlock(&adapter->mbox_lock);
 994         return status;
 995 }
 996
 997 /* Use MCC */
 998 int be_cmd_mac_addr_query(struct be_adapter *adapter, u8 *mac_addr,
 999                           bool permanent, u32 if_handle, u32 pmac_id)
1000 {
1001         struct be_mcc_wrb *wrb;
1002         struct be_cmd_req_mac_query *req;
1003         int status;
1004
1005         spin_lock_bh(&adapter->mcc_lock);
1006
1007         wrb = wrb_from_mccq(adapter);
1008         if (!wrb) {
1009                 status = -EBUSY;
1010                 goto err;
1011         }
1012         req = embedded_payload(wrb);
1013
1014         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1015                                OPCODE_COMMON_NTWK_MAC_QUERY, sizeof(*req), wrb,
1016                                NULL);
1017         req->type = MAC_ADDRESS_TYPE_NETWORK;
1018         if (permanent) {
1019                 req->permanent = 1;
1020         } else {
1021                 req->if_id = cpu_to_le16((u16)if_handle);
1022                 req->pmac_id = cpu_to_le32(pmac_id);
1023                 req->permanent = 0;
1024         }
1025
1026         status = be_mcc_notify_wait(adapter);
1027         if (!status) {
1028                 struct be_cmd_resp_mac_query *resp = embedded_payload(wrb);
1029
1030                 memcpy(mac_addr, resp->mac.addr, ETH_ALEN);
1031         }
1032
1033 err:
1034         spin_unlock_bh(&adapter->mcc_lock);
1035         return status;
1036 }
1037
1038 /* Uses synchronous MCCQ */
1039 int be_cmd_pmac_add(struct be_adapter *adapter, u8 *mac_addr,
1040                     u32 if_id, u32 *pmac_id, u32 domain)
1041 {
1042         struct be_mcc_wrb *wrb;
1043         struct be_cmd_req_pmac_add *req;
1044         int status;
1045
1046         spin_lock_bh(&adapter->mcc_lock);
1047
1048         wrb = wrb_from_mccq(adapter);
1049         if (!wrb) {
1050                 status = -EBUSY;
1051                 goto err;
1052         }
1053         req = embedded_payload(wrb);
1054
1055         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1056                                OPCODE_COMMON_NTWK_PMAC_ADD, sizeof(*req), wrb,
1057                                NULL);
1058
1059         req->hdr.domain = domain;
1060         req->if_id = cpu_to_le32(if_id);
1061         memcpy(req->mac_address, mac_addr, ETH_ALEN);
1062
1063         status = be_mcc_notify_wait(adapter);
1064         if (!status) {
1065                 struct be_cmd_resp_pmac_add *resp = embedded_payload(wrb);
1066
1067                 *pmac_id = le32_to_cpu(resp->pmac_id);
1068         }
1069
1070 err:
1071         spin_unlock_bh(&adapter->mcc_lock);
1072
1073          if (status == MCC_STATUS_UNAUTHORIZED_REQUEST)
1074                 status = -EPERM;
1075
1076         return status;
1077 }
1078
1079 /* Uses synchronous MCCQ */
1080 int be_cmd_pmac_del(struct be_adapter *adapter, u32 if_id, int pmac_id, u32 dom)
1081 {
1082         struct be_mcc_wrb *wrb;
1083         struct be_cmd_req_pmac_del *req;
1084         int status;
1085
1086         if (pmac_id == -1)
1087                 return 0;
1088
1089         spin_lock_bh(&adapter->mcc_lock);
1090
1091         wrb = wrb_from_mccq(adapter);
1092         if (!wrb) {
1093                 status = -EBUSY;
1094                 goto err;
1095         }
1096         req = embedded_payload(wrb);
1097
1098         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1099                                OPCODE_COMMON_NTWK_PMAC_DEL, sizeof(*req),
1100                                wrb, NULL);
1101
1102         req->hdr.domain = dom;
1103         req->if_id = cpu_to_le32(if_id);
1104         req->pmac_id = cpu_to_le32(pmac_id);
1105
1106         status = be_mcc_notify_wait(adapter);
1107
1108 err:
1109         spin_unlock_bh(&adapter->mcc_lock);
1110         return status;
1111 }
1112
1113 /* Uses Mbox */
1114 int be_cmd_cq_create(struct be_adapter *adapter, struct be_queue_info *cq,
1115                      struct be_queue_info *eq, bool no_delay, int coalesce_wm)
1116 {
1117         struct be_mcc_wrb *wrb;
1118         struct be_cmd_req_cq_create *req;
1119         struct be_dma_mem *q_mem = &cq->dma_mem;
1120         void *ctxt;
1121         int status;
1122
1123         if (mutex_lock_interruptible(&adapter->mbox_lock))
1124                 return -1;
1125
1126         wrb = wrb_from_mbox(adapter);
1127         req = embedded_payload(wrb);
1128         ctxt = &req->context;
1129
1130         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1131                                OPCODE_COMMON_CQ_CREATE, sizeof(*req), wrb,
1132                                NULL);
1133
1134         req->num_pages =  cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
1135
1136         if (BEx_chip(adapter)) {
1137                 AMAP_SET_BITS(struct amap_cq_context_be, coalescwm, ctxt,
1138                               coalesce_wm);
1139                 AMAP_SET_BITS(struct amap_cq_context_be, nodelay,
1140                               ctxt, no_delay);
1141                 AMAP_SET_BITS(struct amap_cq_context_be, count, ctxt,
1142                               __ilog2_u32(cq->len / 256));
1143                 AMAP_SET_BITS(struct amap_cq_context_be, valid, ctxt, 1);
1144                 AMAP_SET_BITS(struct amap_cq_context_be, eventable, ctxt, 1);
1145                 AMAP_SET_BITS(struct amap_cq_context_be, eqid, ctxt, eq->id);
1146         } else {
1147                 req->hdr.version = 2;
1148                 req->page_size = 1; /* 1 for 4K */
1149
1150                 /* coalesce-wm field in this cmd is not relevant to Lancer.
1151                  * Lancer uses COMMON_MODIFY_CQ to set this field
1152                  */
1153                 if (!lancer_chip(adapter))
1154                         AMAP_SET_BITS(struct amap_cq_context_v2, coalescwm,
1155                                       ctxt, coalesce_wm);
1156                 AMAP_SET_BITS(struct amap_cq_context_v2, nodelay, ctxt,
1157                               no_delay);
1158                 AMAP_SET_BITS(struct amap_cq_context_v2, count, ctxt,
1159                               __ilog2_u32(cq->len / 256));
1160                 AMAP_SET_BITS(struct amap_cq_context_v2, valid, ctxt, 1);
1161                 AMAP_SET_BITS(struct amap_cq_context_v2, eventable, ctxt, 1);
1162                 AMAP_SET_BITS(struct amap_cq_context_v2, eqid, ctxt, eq->id);
1163         }
1164
1165         be_dws_cpu_to_le(ctxt, sizeof(req->context));
1166
1167         be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
1168
1169         status = be_mbox_notify_wait(adapter);
1170         if (!status) {
1171                 struct be_cmd_resp_cq_create *resp = embedded_payload(wrb);
1172
1173                 cq->id = le16_to_cpu(resp->cq_id);
1174                 cq->created = true;
1175         }
1176
1177         mutex_unlock(&adapter->mbox_lock);
1178
1179         return status;
1180 }
1181
1182 static u32 be_encoded_q_len(int q_len)
1183 {
1184         u32 len_encoded = fls(q_len); /* log2(len) + 1 */
1185
1186         if (len_encoded == 16)
1187                 len_encoded = 0;
1188         return len_encoded;
1189 }
1190
1191 static int be_cmd_mccq_ext_create(struct be_adapter *adapter,
1192                                   struct be_queue_info *mccq,
1193                                   struct be_queue_info *cq)
1194 {
1195         struct be_mcc_wrb *wrb;
1196         struct be_cmd_req_mcc_ext_create *req;
1197         struct be_dma_mem *q_mem = &mccq->dma_mem;
1198         void *ctxt;
1199         int status;
1200
1201         if (mutex_lock_interruptible(&adapter->mbox_lock))
1202                 return -1;
1203
1204         wrb = wrb_from_mbox(adapter);
1205         req = embedded_payload(wrb);
1206         ctxt = &req->context;
1207
1208         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1209                                OPCODE_COMMON_MCC_CREATE_EXT, sizeof(*req), wrb,
1210                                NULL);
1211
1212         req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
1213         if (BEx_chip(adapter)) {
1214                 AMAP_SET_BITS(struct amap_mcc_context_be, valid, ctxt, 1);
1215                 AMAP_SET_BITS(struct amap_mcc_context_be, ring_size, ctxt,
1216                               be_encoded_q_len(mccq->len));
1217                 AMAP_SET_BITS(struct amap_mcc_context_be, cq_id, ctxt, cq->id);
1218         } else {
1219                 req->hdr.version = 1;
1220                 req->cq_id = cpu_to_le16(cq->id);
1221
1222                 AMAP_SET_BITS(struct amap_mcc_context_v1, ring_size, ctxt,
1223                               be_encoded_q_len(mccq->len));
1224                 AMAP_SET_BITS(struct amap_mcc_context_v1, valid, ctxt, 1);
1225                 AMAP_SET_BITS(struct amap_mcc_context_v1, async_cq_id,
1226                               ctxt, cq->id);
1227                 AMAP_SET_BITS(struct amap_mcc_context_v1, async_cq_valid,
1228                               ctxt, 1);
1229         }
1230
1231         /* Subscribe to Link State, Sliport Event and Group 5 Events
1232          * (bits 1, 5 and 17 set)
1233          */
1234         req->async_event_bitmap[0] =
1235                         cpu_to_le32(BIT(ASYNC_EVENT_CODE_LINK_STATE) |
1236                                     BIT(ASYNC_EVENT_CODE_GRP_5) |
1237                                     BIT(ASYNC_EVENT_CODE_QNQ) |
1238                                     BIT(ASYNC_EVENT_CODE_SLIPORT));
1239
1240         be_dws_cpu_to_le(ctxt, sizeof(req->context));
1241
1242         be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
1243
1244         status = be_mbox_notify_wait(adapter);
1245         if (!status) {
1246                 struct be_cmd_resp_mcc_create *resp = embedded_payload(wrb);
1247
1248                 mccq->id = le16_to_cpu(resp->id);
1249                 mccq->created = true;
1250         }
1251         mutex_unlock(&adapter->mbox_lock);
1252
1253         return status;
1254 }
1255
1256 static int be_cmd_mccq_org_create(struct be_adapter *adapter,
1257                                   struct be_queue_info *mccq,
1258                                   struct be_queue_info *cq)
1259 {
1260         struct be_mcc_wrb *wrb;
1261         struct be_cmd_req_mcc_create *req;
1262         struct be_dma_mem *q_mem = &mccq->dma_mem;
1263         void *ctxt;
1264         int status;
1265
1266         if (mutex_lock_interruptible(&adapter->mbox_lock))
1267                 return -1;
1268
1269         wrb = wrb_from_mbox(adapter);
1270         req = embedded_payload(wrb);
1271         ctxt = &req->context;
1272
1273         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1274                                OPCODE_COMMON_MCC_CREATE, sizeof(*req), wrb,
1275                                NULL);
1276
1277         req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
1278
1279         AMAP_SET_BITS(struct amap_mcc_context_be, valid, ctxt, 1);
1280         AMAP_SET_BITS(struct amap_mcc_context_be, ring_size, ctxt,
1281                       be_encoded_q_len(mccq->len));
1282         AMAP_SET_BITS(struct amap_mcc_context_be, cq_id, ctxt, cq->id);
1283
1284         be_dws_cpu_to_le(ctxt, sizeof(req->context));
1285
1286         be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
1287
1288         status = be_mbox_notify_wait(adapter);
1289         if (!status) {
1290                 struct be_cmd_resp_mcc_create *resp = embedded_payload(wrb);
1291
1292                 mccq->id = le16_to_cpu(resp->id);
1293                 mccq->created = true;
1294         }
1295
1296         mutex_unlock(&adapter->mbox_lock);
1297         return status;
1298 }
1299
1300 int be_cmd_mccq_create(struct be_adapter *adapter,
1301                        struct be_queue_info *mccq, struct be_queue_info *cq)
1302 {
1303         int status;
1304
1305         status = be_cmd_mccq_ext_create(adapter, mccq, cq);
1306         if (status && BEx_chip(adapter)) {
1307                 dev_warn(&adapter->pdev->dev, "Upgrade to F/W ver 2.102.235.0 "
1308                         "or newer to avoid conflicting priorities between NIC "
1309                         "and FCoE traffic");
1310                 status = be_cmd_mccq_org_create(adapter, mccq, cq);
1311         }
1312         return status;
1313 }
1314
1315 int be_cmd_txq_create(struct be_adapter *adapter, struct be_tx_obj *txo)
1316 {
1317         struct be_mcc_wrb wrb = {0};
1318         struct be_cmd_req_eth_tx_create *req;
1319         struct be_queue_info *txq = &txo->q;
1320         struct be_queue_info *cq = &txo->cq;
1321         struct be_dma_mem *q_mem = &txq->dma_mem;
1322         int status, ver = 0;
1323
1324         req = embedded_payload(&wrb);
1325         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
1326                                OPCODE_ETH_TX_CREATE, sizeof(*req), &wrb, NULL);
1327
1328         if (lancer_chip(adapter)) {
1329                 req->hdr.version = 1;
1330         } else if (BEx_chip(adapter)) {
1331                 if (adapter->function_caps & BE_FUNCTION_CAPS_SUPER_NIC)
1332                         req->hdr.version = 2;
1333         } else { /* For SH */
1334                 req->hdr.version = 2;
1335         }
1336
1337         if (req->hdr.version > 0)
1338                 req->if_id = cpu_to_le16(adapter->if_handle);
1339         req->num_pages = PAGES_4K_SPANNED(q_mem->va, q_mem->size);
1340         req->ulp_num = BE_ULP1_NUM;
1341         req->type = BE_ETH_TX_RING_TYPE_STANDARD;
1342         req->cq_id = cpu_to_le16(cq->id);
1343         req->queue_size = be_encoded_q_len(txq->len);
1344         be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
1345         ver = req->hdr.version;
1346
1347         status = be_cmd_notify_wait(adapter, &wrb);
1348         if (!status) {
1349                 struct be_cmd_resp_eth_tx_create *resp = embedded_payload(&wrb);
1350
1351                 txq->id = le16_to_cpu(resp->cid);
1352                 if (ver == 2)
1353                         txo->db_offset = le32_to_cpu(resp->db_offset);
1354                 else
1355                         txo->db_offset = DB_TXULP1_OFFSET;
1356                 txq->created = true;
1357         }
1358
1359         return status;
1360 }
1361
1362 /* Uses MCC */
1363 int be_cmd_rxq_create(struct be_adapter *adapter,
1364                       struct be_queue_info *rxq, u16 cq_id, u16 frag_size,
1365                       u32 if_id, u32 rss, u8 *rss_id)
1366 {
1367         struct be_mcc_wrb *wrb;
1368         struct be_cmd_req_eth_rx_create *req;
1369         struct be_dma_mem *q_mem = &rxq->dma_mem;
1370         int status;
1371
1372         spin_lock_bh(&adapter->mcc_lock);
1373
1374         wrb = wrb_from_mccq(adapter);
1375         if (!wrb) {
1376                 status = -EBUSY;
1377                 goto err;
1378         }
1379         req = embedded_payload(wrb);
1380
1381         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
1382                                OPCODE_ETH_RX_CREATE, sizeof(*req), wrb, NULL);
1383
1384         req->cq_id = cpu_to_le16(cq_id);
1385         req->frag_size = fls(frag_size) - 1;
1386         req->num_pages = 2;
1387         be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
1388         req->interface_id = cpu_to_le32(if_id);
1389         req->max_frame_size = cpu_to_le16(BE_MAX_JUMBO_FRAME_SIZE);
1390         req->rss_queue = cpu_to_le32(rss);
1391
1392         status = be_mcc_notify_wait(adapter);
1393         if (!status) {
1394                 struct be_cmd_resp_eth_rx_create *resp = embedded_payload(wrb);
1395
1396                 rxq->id = le16_to_cpu(resp->id);
1397                 rxq->created = true;
1398                 *rss_id = resp->rss_id;
1399         }
1400
1401 err:
1402         spin_unlock_bh(&adapter->mcc_lock);
1403         return status;
1404 }
1405
1406 /* Generic destroyer function for all types of queues
1407  * Uses Mbox
1408  */
1409 int be_cmd_q_destroy(struct be_adapter *adapter, struct be_queue_info *q,
1410                      int queue_type)
1411 {
1412         struct be_mcc_wrb *wrb;
1413         struct be_cmd_req_q_destroy *req;
1414         u8 subsys = 0, opcode = 0;
1415         int status;
1416
1417         if (mutex_lock_interruptible(&adapter->mbox_lock))
1418                 return -1;
1419
1420         wrb = wrb_from_mbox(adapter);
1421         req = embedded_payload(wrb);
1422
1423         switch (queue_type) {
1424         case QTYPE_EQ:
1425                 subsys = CMD_SUBSYSTEM_COMMON;
1426                 opcode = OPCODE_COMMON_EQ_DESTROY;
1427                 break;
1428         case QTYPE_CQ:
1429                 subsys = CMD_SUBSYSTEM_COMMON;
1430                 opcode = OPCODE_COMMON_CQ_DESTROY;
1431                 break;
1432         case QTYPE_TXQ:
1433                 subsys = CMD_SUBSYSTEM_ETH;
1434                 opcode = OPCODE_ETH_TX_DESTROY;
1435                 break;
1436         case QTYPE_RXQ:
1437                 subsys = CMD_SUBSYSTEM_ETH;
1438                 opcode = OPCODE_ETH_RX_DESTROY;
1439                 break;
1440         case QTYPE_MCCQ:
1441                 subsys = CMD_SUBSYSTEM_COMMON;
1442                 opcode = OPCODE_COMMON_MCC_DESTROY;
1443                 break;
1444         default:
1445                 BUG();
1446         }
1447
1448         be_wrb_cmd_hdr_prepare(&req->hdr, subsys, opcode, sizeof(*req), wrb,
1449                                NULL);
1450         req->id = cpu_to_le16(q->id);
1451
1452         status = be_mbox_notify_wait(adapter);
1453         q->created = false;
1454
1455         mutex_unlock(&adapter->mbox_lock);
1456         return status;
1457 }
1458
1459 /* Uses MCC */
1460 int be_cmd_rxq_destroy(struct be_adapter *adapter, struct be_queue_info *q)
1461 {
1462         struct be_mcc_wrb *wrb;
1463         struct be_cmd_req_q_destroy *req;
1464         int status;
1465
1466         spin_lock_bh(&adapter->mcc_lock);
1467
1468         wrb = wrb_from_mccq(adapter);
1469         if (!wrb) {
1470                 status = -EBUSY;
1471                 goto err;
1472         }
1473         req = embedded_payload(wrb);
1474
1475         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
1476                                OPCODE_ETH_RX_DESTROY, sizeof(*req), wrb, NULL);
1477         req->id = cpu_to_le16(q->id);
1478
1479         status = be_mcc_notify_wait(adapter);
1480         q->created = false;
1481
1482 err:
1483         spin_unlock_bh(&adapter->mcc_lock);
1484         return status;
1485 }
1486
1487 /* Create an rx filtering policy configuration on an i/f
1488  * Will use MBOX only if MCCQ has not been created.
1489  */
1490 int be_cmd_if_create(struct be_adapter *adapter, u32 cap_flags, u32 en_flags,
1491                      u32 *if_handle, u32 domain)
1492 {
1493         struct be_mcc_wrb wrb = {0};
1494         struct be_cmd_req_if_create *req;
1495         int status;
1496
1497         req = embedded_payload(&wrb);
1498         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1499                                OPCODE_COMMON_NTWK_INTERFACE_CREATE,
1500                                sizeof(*req), &wrb, NULL);
1501         req->hdr.domain = domain;
1502         req->capability_flags = cpu_to_le32(cap_flags);
1503         req->enable_flags = cpu_to_le32(en_flags);
1504         req->pmac_invalid = true;
1505
1506         status = be_cmd_notify_wait(adapter, &wrb);
1507         if (!status) {
1508                 struct be_cmd_resp_if_create *resp = embedded_payload(&wrb);
1509
1510                 *if_handle = le32_to_cpu(resp->interface_id);
1511
1512                 /* Hack to retrieve VF's pmac-id on BE3 */
1513                 if (BE3_chip(adapter) && !be_physfn(adapter))
1514                         adapter->pmac_id[0] = le32_to_cpu(resp->pmac_id);
1515         }
1516         return status;
1517 }
1518
1519 /* Uses MCCQ */
1520 int be_cmd_if_destroy(struct be_adapter *adapter, int interface_id, u32 domain)
1521 {
1522         struct be_mcc_wrb *wrb;
1523         struct be_cmd_req_if_destroy *req;
1524         int status;
1525
1526         if (interface_id == -1)
1527                 return 0;
1528
1529         spin_lock_bh(&adapter->mcc_lock);
1530
1531         wrb = wrb_from_mccq(adapter);
1532         if (!wrb) {
1533                 status = -EBUSY;
1534                 goto err;
1535         }
1536         req = embedded_payload(wrb);
1537
1538         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1539                                OPCODE_COMMON_NTWK_INTERFACE_DESTROY,
1540                                sizeof(*req), wrb, NULL);
1541         req->hdr.domain = domain;
1542         req->interface_id = cpu_to_le32(interface_id);
1543
1544         status = be_mcc_notify_wait(adapter);
1545 err:
1546         spin_unlock_bh(&adapter->mcc_lock);
1547         return status;
1548 }
1549
1550 /* Get stats is a non embedded command: the request is not embedded inside
1551  * WRB but is a separate dma memory block
1552  * Uses asynchronous MCC
1553  */
1554 int be_cmd_get_stats(struct be_adapter *adapter, struct be_dma_mem *nonemb_cmd)
1555 {
1556         struct be_mcc_wrb *wrb;
1557         struct be_cmd_req_hdr *hdr;
1558         int status = 0;
1559
1560         spin_lock_bh(&adapter->mcc_lock);
1561
1562         wrb = wrb_from_mccq(adapter);
1563         if (!wrb) {
1564                 status = -EBUSY;
1565                 goto err;
1566         }
1567         hdr = nonemb_cmd->va;
1568
1569         be_wrb_cmd_hdr_prepare(hdr, CMD_SUBSYSTEM_ETH,
1570                                OPCODE_ETH_GET_STATISTICS, nonemb_cmd->size, wrb,
1571                                nonemb_cmd);
1572
1573         /* version 1 of the cmd is not supported only by BE2 */
1574         if (BE2_chip(adapter))
1575                 hdr->version = 0;
1576         if (BE3_chip(adapter) || lancer_chip(adapter))
1577                 hdr->version = 1;
1578         else
1579                 hdr->version = 2;
1580
1581         be_mcc_notify(adapter);
1582         adapter->stats_cmd_sent = true;
1583
1584 err:
1585         spin_unlock_bh(&adapter->mcc_lock);
1586         return status;
1587 }
1588
1589 /* Lancer Stats */
1590 int lancer_cmd_get_pport_stats(struct be_adapter *adapter,
1591                                struct be_dma_mem *nonemb_cmd)
1592 {
1593         struct be_mcc_wrb *wrb;
1594         struct lancer_cmd_req_pport_stats *req;
1595         int status = 0;
1596
1597         if (!be_cmd_allowed(adapter, OPCODE_ETH_GET_PPORT_STATS,
1598                             CMD_SUBSYSTEM_ETH))
1599                 return -EPERM;
1600
1601         spin_lock_bh(&adapter->mcc_lock);
1602
1603         wrb = wrb_from_mccq(adapter);
1604         if (!wrb) {
1605                 status = -EBUSY;
1606                 goto err;
1607         }
1608         req = nonemb_cmd->va;
1609
1610         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
1611                                OPCODE_ETH_GET_PPORT_STATS, nonemb_cmd->size,
1612                                wrb, nonemb_cmd);
1613
1614         req->cmd_params.params.pport_num = cpu_to_le16(adapter->hba_port_num);
1615         req->cmd_params.params.reset_stats = 0;
1616
1617         be_mcc_notify(adapter);
1618         adapter->stats_cmd_sent = true;
1619
1620 err:
1621         spin_unlock_bh(&adapter->mcc_lock);
1622         return status;
1623 }
1624
1625 static int be_mac_to_link_speed(int mac_speed)
1626 {
1627         switch (mac_speed) {
1628         case PHY_LINK_SPEED_ZERO:
1629                 return 0;
1630         case PHY_LINK_SPEED_10MBPS:
1631                 return 10;
1632         case PHY_LINK_SPEED_100MBPS:
1633                 return 100;
1634         case PHY_LINK_SPEED_1GBPS:
1635                 return 1000;
1636         case PHY_LINK_SPEED_10GBPS:
1637                 return 10000;
1638         case PHY_LINK_SPEED_20GBPS:
1639                 return 20000;
1640         case PHY_LINK_SPEED_25GBPS:
1641                 return 25000;
1642         case PHY_LINK_SPEED_40GBPS:
1643                 return 40000;
1644         }
1645         return 0;
1646 }
1647
1648 /* Uses synchronous mcc
1649  * Returns link_speed in Mbps
1650  */
1651 int be_cmd_link_status_query(struct be_adapter *adapter, u16 *link_speed,
1652                              u8 *link_status, u32 dom)
1653 {
1654         struct be_mcc_wrb *wrb;
1655         struct be_cmd_req_link_status *req;
1656         int status;
1657
1658         spin_lock_bh(&adapter->mcc_lock);
1659
1660         if (link_status)
1661                 *link_status = LINK_DOWN;
1662
1663         wrb = wrb_from_mccq(adapter);
1664         if (!wrb) {
1665                 status = -EBUSY;
1666                 goto err;
1667         }
1668         req = embedded_payload(wrb);
1669
1670         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1671                                OPCODE_COMMON_NTWK_LINK_STATUS_QUERY,
1672                                sizeof(*req), wrb, NULL);
1673
1674         /* version 1 of the cmd is not supported only by BE2 */
1675         if (!BE2_chip(adapter))
1676                 req->hdr.version = 1;
1677
1678         req->hdr.domain = dom;
1679
1680         status = be_mcc_notify_wait(adapter);
1681         if (!status) {
1682                 struct be_cmd_resp_link_status *resp = embedded_payload(wrb);
1683
1684                 if (link_speed) {
1685                         *link_speed = resp->link_speed ?
1686                                       le16_to_cpu(resp->link_speed) * 10 :
1687                                       be_mac_to_link_speed(resp->mac_speed);
1688
1689                         if (!resp->logical_link_status)
1690                                 *link_speed = 0;
1691                 }
1692                 if (link_status)
1693                         *link_status = resp->logical_link_status;
1694         }
1695
1696 err:
1697         spin_unlock_bh(&adapter->mcc_lock);
1698         return status;
1699 }
1700
1701 /* Uses synchronous mcc */
1702 int be_cmd_get_die_temperature(struct be_adapter *adapter)
1703 {
1704         struct be_mcc_wrb *wrb;
1705         struct be_cmd_req_get_cntl_addnl_attribs *req;
1706         int status = 0;
1707
1708         spin_lock_bh(&adapter->mcc_lock);
1709
1710         wrb = wrb_from_mccq(adapter);
1711         if (!wrb) {
1712                 status = -EBUSY;
1713                 goto err;
1714         }
1715         req = embedded_payload(wrb);
1716
1717         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1718                                OPCODE_COMMON_GET_CNTL_ADDITIONAL_ATTRIBUTES,
1719                                sizeof(*req), wrb, NULL);
1720
1721         be_mcc_notify(adapter);
1722
1723 err:
1724         spin_unlock_bh(&adapter->mcc_lock);
1725         return status;
1726 }
1727
1728 /* Uses synchronous mcc */
1729 int be_cmd_get_reg_len(struct be_adapter *adapter, u32 *log_size)
1730 {
1731         struct be_mcc_wrb *wrb;
1732         struct be_cmd_req_get_fat *req;
1733         int status;
1734
1735         spin_lock_bh(&adapter->mcc_lock);
1736
1737         wrb = wrb_from_mccq(adapter);
1738         if (!wrb) {
1739                 status = -EBUSY;
1740                 goto err;
1741         }
1742         req = embedded_payload(wrb);
1743
1744         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1745                                OPCODE_COMMON_MANAGE_FAT, sizeof(*req), wrb,
1746                                NULL);
1747         req->fat_operation = cpu_to_le32(QUERY_FAT);
1748         status = be_mcc_notify_wait(adapter);
1749         if (!status) {
1750                 struct be_cmd_resp_get_fat *resp = embedded_payload(wrb);
1751
1752                 if (log_size && resp->log_size)
1753                         *log_size = le32_to_cpu(resp->log_size) -
1754                                         sizeof(u32);
1755         }
1756 err:
1757         spin_unlock_bh(&adapter->mcc_lock);
1758         return status;
1759 }
1760
1761 int be_cmd_get_regs(struct be_adapter *adapter, u32 buf_len, void *buf)
1762 {
1763         struct be_dma_mem get_fat_cmd;
1764         struct be_mcc_wrb *wrb;
1765         struct be_cmd_req_get_fat *req;
1766         u32 offset = 0, total_size, buf_size,
1767                                 log_offset = sizeof(u32), payload_len;
1768         int status = 0;
1769
1770         if (buf_len == 0)
1771                 return -EIO;
1772
1773         total_size = buf_len;
1774
1775         get_fat_cmd.size = sizeof(struct be_cmd_req_get_fat) + 60*1024;
1776         get_fat_cmd.va = pci_alloc_consistent(adapter->pdev,
1777                                               get_fat_cmd.size,
1778                                               &get_fat_cmd.dma);
1779         if (!get_fat_cmd.va) {
1780                 dev_err(&adapter->pdev->dev,
1781                         "Memory allocation failure while reading FAT data\n");
1782                 return -ENOMEM;
1783         }
1784
1785         spin_lock_bh(&adapter->mcc_lock);
1786
1787         while (total_size) {
1788                 buf_size = min(total_size, (u32)60*1024);
1789                 total_size -= buf_size;
1790
1791                 wrb = wrb_from_mccq(adapter);
1792                 if (!wrb) {
1793                         status = -EBUSY;
1794                         goto err;
1795                 }
1796                 req = get_fat_cmd.va;
1797
1798                 payload_len = sizeof(struct be_cmd_req_get_fat) + buf_size;
1799                 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1800                                        OPCODE_COMMON_MANAGE_FAT, payload_len,
1801                                        wrb, &get_fat_cmd);
1802
1803                 req->fat_operation = cpu_to_le32(RETRIEVE_FAT);
1804                 req->read_log_offset = cpu_to_le32(log_offset);
1805                 req->read_log_length = cpu_to_le32(buf_size);
1806                 req->data_buffer_size = cpu_to_le32(buf_size);
1807
1808                 status = be_mcc_notify_wait(adapter);
1809                 if (!status) {
1810                         struct be_cmd_resp_get_fat *resp = get_fat_cmd.va;
1811
1812                         memcpy(buf + offset,
1813                                resp->data_buffer,
1814                                le32_to_cpu(resp->read_log_length));
1815                 } else {
1816                         dev_err(&adapter->pdev->dev, "FAT Table Retrieve error\n");
1817                         goto err;
1818                 }
1819                 offset += buf_size;
1820                 log_offset += buf_size;
1821         }
1822 err:
1823         pci_free_consistent(adapter->pdev, get_fat_cmd.size,
1824                             get_fat_cmd.va, get_fat_cmd.dma);
1825         spin_unlock_bh(&adapter->mcc_lock);
1826         return status;
1827 }
1828
1829 /* Uses synchronous mcc */
1830 int be_cmd_get_fw_ver(struct be_adapter *adapter)
1831 {
1832         struct be_mcc_wrb *wrb;
1833         struct be_cmd_req_get_fw_version *req;
1834         int status;
1835
1836         spin_lock_bh(&adapter->mcc_lock);
1837
1838         wrb = wrb_from_mccq(adapter);
1839         if (!wrb) {
1840                 status = -EBUSY;
1841                 goto err;
1842         }
1843
1844         req = embedded_payload(wrb);
1845
1846         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1847                                OPCODE_COMMON_GET_FW_VERSION, sizeof(*req), wrb,
1848                                NULL);
1849         status = be_mcc_notify_wait(adapter);
1850         if (!status) {
1851                 struct be_cmd_resp_get_fw_version *resp = embedded_payload(wrb);
1852
1853                 strlcpy(adapter->fw_ver, resp->firmware_version_string,
1854                         sizeof(adapter->fw_ver));
1855                 strlcpy(adapter->fw_on_flash, resp->fw_on_flash_version_string,
1856                         sizeof(adapter->fw_on_flash));
1857         }
1858 err:
1859         spin_unlock_bh(&adapter->mcc_lock);
1860         return status;
1861 }
1862
1863 /* set the EQ delay interval of an EQ to specified value
1864  * Uses async mcc
1865  */
1866 static int __be_cmd_modify_eqd(struct be_adapter *adapter,
1867                                struct be_set_eqd *set_eqd, int num)
1868 {
1869         struct be_mcc_wrb *wrb;
1870         struct be_cmd_req_modify_eq_delay *req;
1871         int status = 0, i;
1872
1873         spin_lock_bh(&adapter->mcc_lock);
1874
1875         wrb = wrb_from_mccq(adapter);
1876         if (!wrb) {
1877                 status = -EBUSY;
1878                 goto err;
1879         }
1880         req = embedded_payload(wrb);
1881
1882         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1883                                OPCODE_COMMON_MODIFY_EQ_DELAY, sizeof(*req), wrb,
1884                                NULL);
1885
1886         req->num_eq = cpu_to_le32(num);
1887         for (i = 0; i < num; i++) {
1888                 req->set_eqd[i].eq_id = cpu_to_le32(set_eqd[i].eq_id);
1889                 req->set_eqd[i].phase = 0;
1890                 req->set_eqd[i].delay_multiplier =
1891                                 cpu_to_le32(set_eqd[i].delay_multiplier);
1892         }
1893
1894         be_mcc_notify(adapter);
1895 err:
1896         spin_unlock_bh(&adapter->mcc_lock);
1897         return status;
1898 }
1899
1900 int be_cmd_modify_eqd(struct be_adapter *adapter, struct be_set_eqd *set_eqd,
1901                       int num)
1902 {
1903         int num_eqs, i = 0;
1904
1905         if (lancer_chip(adapter) && num > 8) {
1906                 while (num) {
1907                         num_eqs = min(num, 8);
1908                         __be_cmd_modify_eqd(adapter, &set_eqd[i], num_eqs);
1909                         i += num_eqs;
1910                         num -= num_eqs;
1911                 }
1912         } else {
1913                 __be_cmd_modify_eqd(adapter, set_eqd, num);
1914         }
1915
1916         return 0;
1917 }
1918
1919 /* Uses sycnhronous mcc */
1920 int be_cmd_vlan_config(struct be_adapter *adapter, u32 if_id, u16 *vtag_array,
1921                        u32 num)
1922 {
1923         struct be_mcc_wrb *wrb;
1924         struct be_cmd_req_vlan_config *req;
1925         int status;
1926
1927         spin_lock_bh(&adapter->mcc_lock);
1928
1929         wrb = wrb_from_mccq(adapter);
1930         if (!wrb) {
1931                 status = -EBUSY;
1932                 goto err;
1933         }
1934         req = embedded_payload(wrb);
1935
1936         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1937                                OPCODE_COMMON_NTWK_VLAN_CONFIG, sizeof(*req),
1938                                wrb, NULL);
1939
1940         req->interface_id = if_id;
1941         req->untagged = BE_IF_FLAGS_UNTAGGED & be_if_cap_flags(adapter) ? 1 : 0;
1942         req->num_vlan = num;
1943         memcpy(req->normal_vlan, vtag_array,
1944                req->num_vlan * sizeof(vtag_array[0]));
1945
1946         status = be_mcc_notify_wait(adapter);
1947 err:
1948         spin_unlock_bh(&adapter->mcc_lock);
1949         return status;
1950 }
1951
1952 static int __be_cmd_rx_filter(struct be_adapter *adapter, u32 flags, u32 value)
1953 {
1954         struct be_mcc_wrb *wrb;
1955         struct be_dma_mem *mem = &adapter->rx_filter;
1956         struct be_cmd_req_rx_filter *req = mem->va;
1957         int status;
1958
1959         spin_lock_bh(&adapter->mcc_lock);
1960
1961         wrb = wrb_from_mccq(adapter);
1962         if (!wrb) {
1963                 status = -EBUSY;
1964                 goto err;
1965         }
1966         memset(req, 0, sizeof(*req));
1967         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1968                                OPCODE_COMMON_NTWK_RX_FILTER, sizeof(*req),
1969                                wrb, mem);
1970
1971         req->if_id = cpu_to_le32(adapter->if_handle);
1972         req->if_flags_mask = cpu_to_le32(flags);
1973         req->if_flags = (value == ON) ? req->if_flags_mask : 0;
1974
1975         if (flags & BE_IF_FLAGS_MULTICAST) {
1976                 struct netdev_hw_addr *ha;
1977                 int i = 0;
1978
1979                 /* Reset mcast promisc mode if already set by setting mask
1980                  * and not setting flags field
1981                  */
1982                 req->if_flags_mask |=
1983                         cpu_to_le32(BE_IF_FLAGS_MCAST_PROMISCUOUS &
1984                                     be_if_cap_flags(adapter));
1985                 req->mcast_num = cpu_to_le32(netdev_mc_count(adapter->netdev));
1986                 netdev_for_each_mc_addr(ha, adapter->netdev)
1987                         memcpy(req->mcast_mac[i++].byte, ha->addr, ETH_ALEN);
1988         }
1989
1990         status = be_mcc_notify_wait(adapter);
1991 err:
1992         spin_unlock_bh(&adapter->mcc_lock);
1993         return status;
1994 }
1995
1996 int be_cmd_rx_filter(struct be_adapter *adapter, u32 flags, u32 value)
1997 {
1998         struct device *dev = &adapter->pdev->dev;
1999
2000         if ((flags & be_if_cap_flags(adapter)) != flags) {
2001                 dev_warn(dev, "Cannot set rx filter flags 0x%x\n", flags);
2002                 dev_warn(dev, "Interface is capable of 0x%x flags only\n",
2003                          be_if_cap_flags(adapter));
2004         }
2005         flags &= be_if_cap_flags(adapter);
2006
2007         return __be_cmd_rx_filter(adapter, flags, value);
2008 }
2009
2010 /* Uses synchrounous mcc */
2011 int be_cmd_set_flow_control(struct be_adapter *adapter, u32 tx_fc, u32 rx_fc)
2012 {
2013         struct be_mcc_wrb *wrb;
2014         struct be_cmd_req_set_flow_control *req;
2015         int status;
2016
2017         if (!be_cmd_allowed(adapter, OPCODE_COMMON_SET_FLOW_CONTROL,
2018                             CMD_SUBSYSTEM_COMMON))
2019                 return -EPERM;
2020
2021         spin_lock_bh(&adapter->mcc_lock);
2022
2023         wrb = wrb_from_mccq(adapter);
2024         if (!wrb) {
2025                 status = -EBUSY;
2026                 goto err;
2027         }
2028         req = embedded_payload(wrb);
2029
2030         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2031                                OPCODE_COMMON_SET_FLOW_CONTROL, sizeof(*req),
2032                                wrb, NULL);
2033
2034         req->hdr.version = 1;
2035         req->tx_flow_control = cpu_to_le16((u16)tx_fc);
2036         req->rx_flow_control = cpu_to_le16((u16)rx_fc);
2037
2038         status = be_mcc_notify_wait(adapter);
2039
2040 err:
2041         spin_unlock_bh(&adapter->mcc_lock);
2042
2043         if (base_status(status) == MCC_STATUS_FEATURE_NOT_SUPPORTED)
2044                 return  -EOPNOTSUPP;
2045
2046         return status;
2047 }
2048
2049 /* Uses sycn mcc */
2050 int be_cmd_get_flow_control(struct be_adapter *adapter, u32 *tx_fc, u32 *rx_fc)
2051 {
2052         struct be_mcc_wrb *wrb;
2053         struct be_cmd_req_get_flow_control *req;
2054         int status;
2055
2056         if (!be_cmd_allowed(adapter, OPCODE_COMMON_GET_FLOW_CONTROL,
2057                             CMD_SUBSYSTEM_COMMON))
2058                 return -EPERM;
2059
2060         spin_lock_bh(&adapter->mcc_lock);
2061
2062         wrb = wrb_from_mccq(adapter);
2063         if (!wrb) {
2064                 status = -EBUSY;
2065                 goto err;
2066         }
2067         req = embedded_payload(wrb);
2068
2069         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2070                                OPCODE_COMMON_GET_FLOW_CONTROL, sizeof(*req),
2071                                wrb, NULL);
2072
2073         status = be_mcc_notify_wait(adapter);
2074         if (!status) {
2075                 struct be_cmd_resp_get_flow_control *resp =
2076                                                 embedded_payload(wrb);
2077
2078                 *tx_fc = le16_to_cpu(resp->tx_flow_control);
2079                 *rx_fc = le16_to_cpu(resp->rx_flow_control);
2080         }
2081
2082 err:
2083         spin_unlock_bh(&adapter->mcc_lock);
2084         return status;
2085 }
2086
2087 /* Uses mbox */
2088 int be_cmd_query_fw_cfg(struct be_adapter *adapter)
2089 {
2090         struct be_mcc_wrb *wrb;
2091         struct be_cmd_req_query_fw_cfg *req;
2092         int status;
2093
2094         if (mutex_lock_interruptible(&adapter->mbox_lock))
2095                 return -1;
2096
2097         wrb = wrb_from_mbox(adapter);
2098         req = embedded_payload(wrb);
2099
2100         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2101                                OPCODE_COMMON_QUERY_FIRMWARE_CONFIG,
2102                                sizeof(*req), wrb, NULL);
2103
2104         status = be_mbox_notify_wait(adapter);
2105         if (!status) {
2106                 struct be_cmd_resp_query_fw_cfg *resp = embedded_payload(wrb);
2107
2108                 adapter->port_num = le32_to_cpu(resp->phys_port);
2109                 adapter->function_mode = le32_to_cpu(resp->function_mode);
2110                 adapter->function_caps = le32_to_cpu(resp->function_caps);
2111                 adapter->asic_rev = le32_to_cpu(resp->asic_revision) & 0xFF;
2112                 dev_info(&adapter->pdev->dev,
2113                          "FW config: function_mode=0x%x, function_caps=0x%x\n",
2114                          adapter->function_mode, adapter->function_caps);
2115         }
2116
2117         mutex_unlock(&adapter->mbox_lock);
2118         return status;
2119 }
2120
2121 /* Uses mbox */
2122 int be_cmd_reset_function(struct be_adapter *adapter)
2123 {
2124         struct be_mcc_wrb *wrb;
2125         struct be_cmd_req_hdr *req;
2126         int status;
2127
2128         if (lancer_chip(adapter)) {
2129                 status = lancer_wait_ready(adapter);
2130                 if (!status) {
2131                         iowrite32(SLI_PORT_CONTROL_IP_MASK,
2132                                   adapter->db + SLIPORT_CONTROL_OFFSET);
2133                         status = lancer_test_and_set_rdy_state(adapter);
2134                 }
2135                 if (status) {
2136                         dev_err(&adapter->pdev->dev,
2137                                 "Adapter in non recoverable error\n");
2138                 }
2139                 return status;
2140         }
2141
2142         if (mutex_lock_interruptible(&adapter->mbox_lock))
2143                 return -1;
2144
2145         wrb = wrb_from_mbox(adapter);
2146         req = embedded_payload(wrb);
2147
2148         be_wrb_cmd_hdr_prepare(req, CMD_SUBSYSTEM_COMMON,
2149                                OPCODE_COMMON_FUNCTION_RESET, sizeof(*req), wrb,
2150                                NULL);
2151
2152         status = be_mbox_notify_wait(adapter);
2153
2154         mutex_unlock(&adapter->mbox_lock);
2155         return status;
2156 }
2157
2158 int be_cmd_rss_config(struct be_adapter *adapter, u8 *rsstable,
2159                       u32 rss_hash_opts, u16 table_size, const u8 *rss_hkey)
2160 {
2161         struct be_mcc_wrb *wrb;
2162         struct be_cmd_req_rss_config *req;
2163         int status;
2164
2165         if (!(be_if_cap_flags(adapter) & BE_IF_FLAGS_RSS))
2166                 return 0;
2167
2168         spin_lock_bh(&adapter->mcc_lock);
2169
2170         wrb = wrb_from_mccq(adapter);
2171         if (!wrb) {
2172                 status = -EBUSY;
2173                 goto err;
2174         }
2175         req = embedded_payload(wrb);
2176
2177         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
2178                                OPCODE_ETH_RSS_CONFIG, sizeof(*req), wrb, NULL);
2179
2180         req->if_id = cpu_to_le32(adapter->if_handle);
2181         req->enable_rss = cpu_to_le16(rss_hash_opts);
2182         req->cpu_table_size_log2 = cpu_to_le16(fls(table_size) - 1);
2183
2184         if (!BEx_chip(adapter))
2185                 req->hdr.version = 1;
2186
2187         memcpy(req->cpu_table, rsstable, table_size);
2188         memcpy(req->hash, rss_hkey, RSS_HASH_KEY_LEN);
2189         be_dws_cpu_to_le(req->hash, sizeof(req->hash));
2190
2191         status = be_mcc_notify_wait(adapter);
2192 err:
2193         spin_unlock_bh(&adapter->mcc_lock);
2194         return status;
2195 }
2196
2197 /* Uses sync mcc */
2198 int be_cmd_set_beacon_state(struct be_adapter *adapter, u8 port_num,
2199                             u8 bcn, u8 sts, u8 state)
2200 {
2201         struct be_mcc_wrb *wrb;
2202         struct be_cmd_req_enable_disable_beacon *req;
2203         int status;
2204
2205         spin_lock_bh(&adapter->mcc_lock);
2206
2207         wrb = wrb_from_mccq(adapter);
2208         if (!wrb) {
2209                 status = -EBUSY;
2210                 goto err;
2211         }
2212         req = embedded_payload(wrb);
2213
2214         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2215                                OPCODE_COMMON_ENABLE_DISABLE_BEACON,
2216                                sizeof(*req), wrb, NULL);
2217
2218         req->port_num = port_num;
2219         req->beacon_state = state;
2220         req->beacon_duration = bcn;
2221         req->status_duration = sts;
2222
2223         status = be_mcc_notify_wait(adapter);
2224
2225 err:
2226         spin_unlock_bh(&adapter->mcc_lock);
2227         return status;
2228 }
2229
2230 /* Uses sync mcc */
2231 int be_cmd_get_beacon_state(struct be_adapter *adapter, u8 port_num, u32 *state)
2232 {
2233         struct be_mcc_wrb *wrb;
2234         struct be_cmd_req_get_beacon_state *req;
2235         int status;
2236
2237         spin_lock_bh(&adapter->mcc_lock);
2238
2239         wrb = wrb_from_mccq(adapter);
2240         if (!wrb) {
2241                 status = -EBUSY;
2242                 goto err;
2243         }
2244         req = embedded_payload(wrb);
2245
2246         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2247                                OPCODE_COMMON_GET_BEACON_STATE, sizeof(*req),
2248                                wrb, NULL);
2249
2250         req->port_num = port_num;
2251
2252         status = be_mcc_notify_wait(adapter);
2253         if (!status) {
2254                 struct be_cmd_resp_get_beacon_state *resp =
2255                                                 embedded_payload(wrb);
2256
2257                 *state = resp->beacon_state;
2258         }
2259
2260 err:
2261         spin_unlock_bh(&adapter->mcc_lock);
2262         return status;
2263 }
2264
2265 /* Uses sync mcc */
2266 int be_cmd_read_port_transceiver_data(struct be_adapter *adapter,
2267                                       u8 page_num, u8 *data)
2268 {
2269         struct be_dma_mem cmd;
2270         struct be_mcc_wrb *wrb;
2271         struct be_cmd_req_port_type *req;
2272         int status;
2273
2274         if (page_num > TR_PAGE_A2)
2275                 return -EINVAL;
2276
2277         cmd.size = sizeof(struct be_cmd_resp_port_type);
2278         cmd.va = pci_alloc_consistent(adapter->pdev, cmd.size, &cmd.dma);
2279         if (!cmd.va) {
2280                 dev_err(&adapter->pdev->dev, "Memory allocation failed\n");
2281                 return -ENOMEM;
2282         }
2283         memset(cmd.va, 0, cmd.size);
2284
2285         spin_lock_bh(&adapter->mcc_lock);
2286
2287         wrb = wrb_from_mccq(adapter);
2288         if (!wrb) {
2289                 status = -EBUSY;
2290                 goto err;
2291         }
2292         req = cmd.va;
2293
2294         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2295                                OPCODE_COMMON_READ_TRANSRECV_DATA,
2296                                cmd.size, wrb, &cmd);
2297
2298         req->port = cpu_to_le32(adapter->hba_port_num);
2299         req->page_num = cpu_to_le32(page_num);
2300         status = be_mcc_notify_wait(adapter);
2301         if (!status) {
2302                 struct be_cmd_resp_port_type *resp = cmd.va;
2303
2304                 memcpy(data, resp->page_data, PAGE_DATA_LEN);
2305         }
2306 err:
2307         spin_unlock_bh(&adapter->mcc_lock);
2308         pci_free_consistent(adapter->pdev, cmd.size, cmd.va, cmd.dma);
2309         return status;
2310 }
2311
2312 int lancer_cmd_write_object(struct be_adapter *adapter, struct be_dma_mem *cmd,
2313                             u32 data_size, u32 data_offset,
2314                             const char *obj_name, u32 *data_written,
2315                             u8 *change_status, u8 *addn_status)
2316 {
2317         struct be_mcc_wrb *wrb;
2318         struct lancer_cmd_req_write_object *req;
2319         struct lancer_cmd_resp_write_object *resp;
2320         void *ctxt = NULL;
2321         int status;
2322
2323         spin_lock_bh(&adapter->mcc_lock);
2324         adapter->flash_status = 0;
2325
2326         wrb = wrb_from_mccq(adapter);
2327         if (!wrb) {
2328                 status = -EBUSY;
2329                 goto err_unlock;
2330         }
2331
2332         req = embedded_payload(wrb);
2333
2334         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2335                                OPCODE_COMMON_WRITE_OBJECT,
2336                                sizeof(struct lancer_cmd_req_write_object), wrb,
2337                                NULL);
2338
2339         ctxt = &req->context;
2340         AMAP_SET_BITS(struct amap_lancer_write_obj_context,
2341                       write_length, ctxt, data_size);
2342
2343         if (data_size == 0)
2344                 AMAP_SET_BITS(struct amap_lancer_write_obj_context,
2345                               eof, ctxt, 1);
2346         else
2347                 AMAP_SET_BITS(struct amap_lancer_write_obj_context,
2348                               eof, ctxt, 0);
2349
2350         be_dws_cpu_to_le(ctxt, sizeof(req->context));
2351         req->write_offset = cpu_to_le32(data_offset);
2352         strlcpy(req->object_name, obj_name, sizeof(req->object_name));
2353         req->descriptor_count = cpu_to_le32(1);
2354         req->buf_len = cpu_to_le32(data_size);
2355         req->addr_low = cpu_to_le32((cmd->dma +
2356                                      sizeof(struct lancer_cmd_req_write_object))
2357                                     & 0xFFFFFFFF);
2358         req->addr_high = cpu_to_le32(upper_32_bits(cmd->dma +
2359                                 sizeof(struct lancer_cmd_req_write_object)));
2360
2361         be_mcc_notify(adapter);
2362         spin_unlock_bh(&adapter->mcc_lock);
2363
2364         if (!wait_for_completion_timeout(&adapter->et_cmd_compl,
2365                                          msecs_to_jiffies(60000)))
2366                 status = -ETIMEDOUT;
2367         else
2368                 status = adapter->flash_status;
2369
2370         resp = embedded_payload(wrb);
2371         if (!status) {
2372                 *data_written = le32_to_cpu(resp->actual_write_len);
2373                 *change_status = resp->change_status;
2374         } else {
2375                 *addn_status = resp->additional_status;
2376         }
2377
2378         return status;
2379
2380 err_unlock:
2381         spin_unlock_bh(&adapter->mcc_lock);
2382         return status;
2383 }
2384
2385 int be_cmd_query_cable_type(struct be_adapter *adapter)
2386 {
2387         u8 page_data[PAGE_DATA_LEN];
2388         int status;
2389
2390         status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0,
2391                                                    page_data);
2392         if (!status) {
2393                 switch (adapter->phy.interface_type) {
2394                 case PHY_TYPE_QSFP:
2395                         adapter->phy.cable_type =
2396                                 page_data[QSFP_PLUS_CABLE_TYPE_OFFSET];
2397                         break;
2398                 case PHY_TYPE_SFP_PLUS_10GB:
2399                         adapter->phy.cable_type =
2400                                 page_data[SFP_PLUS_CABLE_TYPE_OFFSET];
2401                         break;
2402                 default:
2403                         adapter->phy.cable_type = 0;
2404                         break;
2405                 }
2406         }
2407         return status;
2408 }
2409
2410 int be_cmd_query_sfp_info(struct be_adapter *adapter)
2411 {
2412         u8 page_data[PAGE_DATA_LEN];
2413         int status;
2414
2415         status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0,
2416                                                    page_data);
2417         if (!status) {
2418                 strlcpy(adapter->phy.vendor_name, page_data +
2419                         SFP_VENDOR_NAME_OFFSET, SFP_VENDOR_NAME_LEN - 1);
2420                 strlcpy(adapter->phy.vendor_pn,
2421                         page_data + SFP_VENDOR_PN_OFFSET,
2422                         SFP_VENDOR_NAME_LEN - 1);
2423         }
2424
2425         return status;
2426 }
2427
2428 int lancer_cmd_delete_object(struct be_adapter *adapter, const char *obj_name)
2429 {
2430         struct lancer_cmd_req_delete_object *req;
2431         struct be_mcc_wrb *wrb;
2432         int status;
2433
2434         spin_lock_bh(&adapter->mcc_lock);
2435
2436         wrb = wrb_from_mccq(adapter);
2437         if (!wrb) {
2438                 status = -EBUSY;
2439                 goto err;
2440         }
2441
2442         req = embedded_payload(wrb);
2443
2444         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2445                                OPCODE_COMMON_DELETE_OBJECT,
2446                                sizeof(*req), wrb, NULL);
2447
2448         strlcpy(req->object_name, obj_name, sizeof(req->object_name));
2449
2450         status = be_mcc_notify_wait(adapter);
2451 err:
2452         spin_unlock_bh(&adapter->mcc_lock);
2453         return status;
2454 }
2455
2456 int lancer_cmd_read_object(struct be_adapter *adapter, struct be_dma_mem *cmd,
2457                            u32 data_size, u32 data_offset, const char *obj_name,
2458                            u32 *data_read, u32 *eof, u8 *addn_status)
2459 {
2460         struct be_mcc_wrb *wrb;
2461         struct lancer_cmd_req_read_object *req;
2462         struct lancer_cmd_resp_read_object *resp;
2463         int status;
2464
2465         spin_lock_bh(&adapter->mcc_lock);
2466
2467         wrb = wrb_from_mccq(adapter);
2468         if (!wrb) {
2469                 status = -EBUSY;
2470                 goto err_unlock;
2471         }
2472
2473         req = embedded_payload(wrb);
2474
2475         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2476                                OPCODE_COMMON_READ_OBJECT,
2477                                sizeof(struct lancer_cmd_req_read_object), wrb,
2478                                NULL);
2479
2480         req->desired_read_len = cpu_to_le32(data_size);
2481         req->read_offset = cpu_to_le32(data_offset);
2482         strcpy(req->object_name, obj_name);
2483         req->descriptor_count = cpu_to_le32(1);
2484         req->buf_len = cpu_to_le32(data_size);
2485         req->addr_low = cpu_to_le32((cmd->dma & 0xFFFFFFFF));
2486         req->addr_high = cpu_to_le32(upper_32_bits(cmd->dma));
2487
2488         status = be_mcc_notify_wait(adapter);
2489
2490         resp = embedded_payload(wrb);
2491         if (!status) {
2492                 *data_read = le32_to_cpu(resp->actual_read_len);
2493                 *eof = le32_to_cpu(resp->eof);
2494         } else {
2495                 *addn_status = resp->additional_status;
2496         }
2497
2498 err_unlock:
2499         spin_unlock_bh(&adapter->mcc_lock);
2500         return status;
2501 }
2502
2503 int be_cmd_write_flashrom(struct be_adapter *adapter, struct be_dma_mem *cmd,
2504                           u32 flash_type, u32 flash_opcode, u32 img_offset,
2505                           u32 buf_size)
2506 {
2507         struct be_mcc_wrb *wrb;
2508         struct be_cmd_write_flashrom *req;
2509         int status;
2510
2511         spin_lock_bh(&adapter->mcc_lock);
2512         adapter->flash_status = 0;
2513
2514         wrb = wrb_from_mccq(adapter);
2515         if (!wrb) {
2516                 status = -EBUSY;
2517                 goto err_unlock;
2518         }
2519         req = cmd->va;
2520
2521         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2522                                OPCODE_COMMON_WRITE_FLASHROM, cmd->size, wrb,
2523                                cmd);
2524
2525         req->params.op_type = cpu_to_le32(flash_type);
2526         if (flash_type == OPTYPE_OFFSET_SPECIFIED)
2527                 req->params.offset = cpu_to_le32(img_offset);
2528
2529         req->params.op_code = cpu_to_le32(flash_opcode);
2530         req->params.data_buf_size = cpu_to_le32(buf_size);
2531
2532         be_mcc_notify(adapter);
2533         spin_unlock_bh(&adapter->mcc_lock);
2534
2535         if (!wait_for_completion_timeout(&adapter->et_cmd_compl,
2536                                          msecs_to_jiffies(40000)))
2537                 status = -ETIMEDOUT;
2538         else
2539                 status = adapter->flash_status;
2540
2541         return status;
2542
2543 err_unlock:
2544         spin_unlock_bh(&adapter->mcc_lock);
2545         return status;
2546 }
2547
2548 int be_cmd_get_flash_crc(struct be_adapter *adapter, u8 *flashed_crc,
2549                          u16 img_optype, u32 img_offset, u32 crc_offset)
2550 {
2551         struct be_cmd_read_flash_crc *req;
2552         struct be_mcc_wrb *wrb;
2553         int status;
2554
2555         spin_lock_bh(&adapter->mcc_lock);
2556
2557         wrb = wrb_from_mccq(adapter);
2558         if (!wrb) {
2559                 status = -EBUSY;
2560                 goto err;
2561         }
2562         req = embedded_payload(wrb);
2563
2564         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2565                                OPCODE_COMMON_READ_FLASHROM, sizeof(*req),
2566                                wrb, NULL);
2567
2568         req->params.op_type = cpu_to_le32(img_optype);
2569         if (img_optype == OPTYPE_OFFSET_SPECIFIED)
2570                 req->params.offset = cpu_to_le32(img_offset + crc_offset);
2571         else
2572                 req->params.offset = cpu_to_le32(crc_offset);
2573
2574         req->params.op_code = cpu_to_le32(FLASHROM_OPER_REPORT);
2575         req->params.data_buf_size = cpu_to_le32(0x4);
2576
2577         status = be_mcc_notify_wait(adapter);
2578         if (!status)
2579                 memcpy(flashed_crc, req->crc, 4);
2580
2581 err:
2582         spin_unlock_bh(&adapter->mcc_lock);
2583         return status;
2584 }
2585
2586 int be_cmd_enable_magic_wol(struct be_adapter *adapter, u8 *mac,
2587                             struct be_dma_mem *nonemb_cmd)
2588 {
2589         struct be_mcc_wrb *wrb;
2590         struct be_cmd_req_acpi_wol_magic_config *req;
2591         int status;
2592
2593         spin_lock_bh(&adapter->mcc_lock);
2594
2595         wrb = wrb_from_mccq(adapter);
2596         if (!wrb) {
2597                 status = -EBUSY;
2598                 goto err;
2599         }
2600         req = nonemb_cmd->va;
2601
2602         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
2603                                OPCODE_ETH_ACPI_WOL_MAGIC_CONFIG, sizeof(*req),
2604                                wrb, nonemb_cmd);
2605         memcpy(req->magic_mac, mac, ETH_ALEN);
2606
2607         status = be_mcc_notify_wait(adapter);
2608
2609 err:
2610         spin_unlock_bh(&adapter->mcc_lock);
2611         return status;
2612 }
2613
2614 int be_cmd_set_loopback(struct be_adapter *adapter, u8 port_num,
2615                         u8 loopback_type, u8 enable)
2616 {
2617         struct be_mcc_wrb *wrb;
2618         struct be_cmd_req_set_lmode *req;
2619         int status;
2620
2621         spin_lock_bh(&adapter->mcc_lock);
2622
2623         wrb = wrb_from_mccq(adapter);
2624         if (!wrb) {
2625                 status = -EBUSY;
2626                 goto err;
2627         }
2628
2629         req = embedded_payload(wrb);
2630
2631         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL,
2632                                OPCODE_LOWLEVEL_SET_LOOPBACK_MODE, sizeof(*req),
2633                                wrb, NULL);
2634
2635         req->src_port = port_num;
2636         req->dest_port = port_num;
2637         req->loopback_type = loopback_type;
2638         req->loopback_state = enable;
2639
2640         status = be_mcc_notify_wait(adapter);
2641 err:
2642         spin_unlock_bh(&adapter->mcc_lock);
2643         return status;
2644 }
2645
2646 int be_cmd_loopback_test(struct be_adapter *adapter, u32 port_num,
2647                          u32 loopback_type, u32 pkt_size, u32 num_pkts,
2648                          u64 pattern)
2649 {
2650         struct be_mcc_wrb *wrb;
2651         struct be_cmd_req_loopback_test *req;
2652         struct be_cmd_resp_loopback_test *resp;
2653         int status;
2654
2655         spin_lock_bh(&adapter->mcc_lock);
2656
2657         wrb = wrb_from_mccq(adapter);
2658         if (!wrb) {
2659                 status = -EBUSY;
2660                 goto err;
2661         }
2662
2663         req = embedded_payload(wrb);
2664
2665         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL,
2666                                OPCODE_LOWLEVEL_LOOPBACK_TEST, sizeof(*req), wrb,
2667                                NULL);
2668
2669         req->hdr.timeout = cpu_to_le32(15);
2670         req->pattern = cpu_to_le64(pattern);
2671         req->src_port = cpu_to_le32(port_num);
2672         req->dest_port = cpu_to_le32(port_num);
2673         req->pkt_size = cpu_to_le32(pkt_size);
2674         req->num_pkts = cpu_to_le32(num_pkts);
2675         req->loopback_type = cpu_to_le32(loopback_type);
2676
2677         be_mcc_notify(adapter);
2678
2679         spin_unlock_bh(&adapter->mcc_lock);
2680
2681         wait_for_completion(&adapter->et_cmd_compl);
2682         resp = embedded_payload(wrb);
2683         status = le32_to_cpu(resp->status);
2684
2685         return status;
2686 err:
2687         spin_unlock_bh(&adapter->mcc_lock);
2688         return status;
2689 }
2690
2691 int be_cmd_ddr_dma_test(struct be_adapter *adapter, u64 pattern,
2692                         u32 byte_cnt, struct be_dma_mem *cmd)
2693 {
2694         struct be_mcc_wrb *wrb;
2695         struct be_cmd_req_ddrdma_test *req;
2696         int status;
2697         int i, j = 0;
2698
2699         spin_lock_bh(&adapter->mcc_lock);
2700
2701         wrb = wrb_from_mccq(adapter);
2702         if (!wrb) {
2703                 status = -EBUSY;
2704                 goto err;
2705         }
2706         req = cmd->va;
2707         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL,
2708                                OPCODE_LOWLEVEL_HOST_DDR_DMA, cmd->size, wrb,
2709                                cmd);
2710
2711         req->pattern = cpu_to_le64(pattern);
2712         req->byte_count = cpu_to_le32(byte_cnt);
2713         for (i = 0; i < byte_cnt; i++) {
2714                 req->snd_buff[i] = (u8)(pattern >> (j*8));
2715                 j++;
2716                 if (j > 7)
2717                         j = 0;
2718         }
2719
2720         status = be_mcc_notify_wait(adapter);
2721
2722         if (!status) {
2723                 struct be_cmd_resp_ddrdma_test *resp;
2724
2725                 resp = cmd->va;
2726                 if ((memcmp(resp->rcv_buff, req->snd_buff, byte_cnt) != 0) ||
2727                     resp->snd_err) {
2728                         status = -1;
2729                 }
2730         }
2731
2732 err:
2733         spin_unlock_bh(&adapter->mcc_lock);
2734         return status;
2735 }
2736
2737 int be_cmd_get_seeprom_data(struct be_adapter *adapter,
2738                             struct be_dma_mem *nonemb_cmd)
2739 {
2740         struct be_mcc_wrb *wrb;
2741         struct be_cmd_req_seeprom_read *req;
2742         int status;
2743
2744         spin_lock_bh(&adapter->mcc_lock);
2745
2746         wrb = wrb_from_mccq(adapter);
2747         if (!wrb) {
2748                 status = -EBUSY;
2749                 goto err;
2750         }
2751         req = nonemb_cmd->va;
2752
2753         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2754                                OPCODE_COMMON_SEEPROM_READ, sizeof(*req), wrb,
2755                                nonemb_cmd);
2756
2757         status = be_mcc_notify_wait(adapter);
2758
2759 err:
2760         spin_unlock_bh(&adapter->mcc_lock);
2761         return status;
2762 }
2763
2764 int be_cmd_get_phy_info(struct be_adapter *adapter)
2765 {
2766         struct be_mcc_wrb *wrb;
2767         struct be_cmd_req_get_phy_info *req;
2768         struct be_dma_mem cmd;
2769         int status;
2770
2771         if (!be_cmd_allowed(adapter, OPCODE_COMMON_GET_PHY_DETAILS,
2772                             CMD_SUBSYSTEM_COMMON))
2773                 return -EPERM;
2774
2775         spin_lock_bh(&adapter->mcc_lock);
2776
2777         wrb = wrb_from_mccq(adapter);
2778         if (!wrb) {
2779                 status = -EBUSY;
2780                 goto err;
2781         }
2782         cmd.size = sizeof(struct be_cmd_req_get_phy_info);
2783         cmd.va = pci_alloc_consistent(adapter->pdev, cmd.size, &cmd.dma);
2784         if (!cmd.va) {
2785                 dev_err(&adapter->pdev->dev, "Memory alloc failure\n");
2786                 status = -ENOMEM;
2787                 goto err;
2788         }
2789
2790         req = cmd.va;
2791
2792         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2793                                OPCODE_COMMON_GET_PHY_DETAILS, sizeof(*req),
2794                                wrb, &cmd);
2795
2796         status = be_mcc_notify_wait(adapter);
2797         if (!status) {
2798                 struct be_phy_info *resp_phy_info =
2799                                 cmd.va + sizeof(struct be_cmd_req_hdr);
2800
2801                 adapter->phy.phy_type = le16_to_cpu(resp_phy_info->phy_type);
2802                 adapter->phy.interface_type =
2803                         le16_to_cpu(resp_phy_info->interface_type);
2804                 adapter->phy.auto_speeds_supported =
2805                         le16_to_cpu(resp_phy_info->auto_speeds_supported);
2806                 adapter->phy.fixed_speeds_supported =
2807                         le16_to_cpu(resp_phy_info->fixed_speeds_supported);
2808                 adapter->phy.misc_params =
2809                         le32_to_cpu(resp_phy_info->misc_params);
2810
2811                 if (BE2_chip(adapter)) {
2812                         adapter->phy.fixed_speeds_supported =
2813                                 BE_SUPPORTED_SPEED_10GBPS |
2814                                 BE_SUPPORTED_SPEED_1GBPS;
2815                 }
2816         }
2817         pci_free_consistent(adapter->pdev, cmd.size, cmd.va, cmd.dma);
2818 err:
2819         spin_unlock_bh(&adapter->mcc_lock);
2820         return status;
2821 }
2822
2823 static int be_cmd_set_qos(struct be_adapter *adapter, u32 bps, u32 domain)
2824 {
2825         struct be_mcc_wrb *wrb;
2826         struct be_cmd_req_set_qos *req;
2827         int status;
2828
2829         spin_lock_bh(&adapter->mcc_lock);
2830
2831         wrb = wrb_from_mccq(adapter);
2832         if (!wrb) {
2833                 status = -EBUSY;
2834                 goto err;
2835         }
2836
2837         req = embedded_payload(wrb);
2838
2839         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2840                                OPCODE_COMMON_SET_QOS, sizeof(*req), wrb, NULL);
2841
2842         req->hdr.domain = domain;
2843         req->valid_bits = cpu_to_le32(BE_QOS_BITS_NIC);
2844         req->max_bps_nic = cpu_to_le32(bps);
2845
2846         status = be_mcc_notify_wait(adapter);
2847
2848 err:
2849         spin_unlock_bh(&adapter->mcc_lock);
2850         return status;
2851 }
2852
2853 int be_cmd_get_cntl_attributes(struct be_adapter *adapter)
2854 {
2855         struct be_mcc_wrb *wrb;
2856         struct be_cmd_req_cntl_attribs *req;
2857         struct be_cmd_resp_cntl_attribs *resp;
2858         int status;
2859         int payload_len = max(sizeof(*req), sizeof(*resp));
2860         struct mgmt_controller_attrib *attribs;
2861         struct be_dma_mem attribs_cmd;
2862
2863         if (mutex_lock_interruptible(&adapter->mbox_lock))
2864                 return -1;
2865
2866         memset(&attribs_cmd, 0, sizeof(struct be_dma_mem));
2867         attribs_cmd.size = sizeof(struct be_cmd_resp_cntl_attribs);
2868         attribs_cmd.va = pci_alloc_consistent(adapter->pdev, attribs_cmd.size,
2869                                               &attribs_cmd.dma);
2870         if (!attribs_cmd.va) {
2871                 dev_err(&adapter->pdev->dev, "Memory allocation failure\n");
2872                 status = -ENOMEM;
2873                 goto err;
2874         }
2875
2876         wrb = wrb_from_mbox(adapter);
2877         if (!wrb) {
2878                 status = -EBUSY;
2879                 goto err;
2880         }
2881         req = attribs_cmd.va;
2882
2883         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2884                                OPCODE_COMMON_GET_CNTL_ATTRIBUTES, payload_len,
2885                                wrb, &attribs_cmd);
2886
2887         status = be_mbox_notify_wait(adapter);
2888         if (!status) {
2889                 attribs = attribs_cmd.va + sizeof(struct be_cmd_resp_hdr);
2890                 adapter->hba_port_num = attribs->hba_attribs.phy_port;
2891         }
2892
2893 err:
2894         mutex_unlock(&adapter->mbox_lock);
2895         if (attribs_cmd.va)
2896                 pci_free_consistent(adapter->pdev, attribs_cmd.size,
2897                                     attribs_cmd.va, attribs_cmd.dma);
2898         return status;
2899 }
2900
2901 /* Uses mbox */
2902 int be_cmd_req_native_mode(struct be_adapter *adapter)
2903 {
2904         struct be_mcc_wrb *wrb;
2905         struct be_cmd_req_set_func_cap *req;
2906         int status;
2907
2908         if (mutex_lock_interruptible(&adapter->mbox_lock))
2909                 return -1;
2910
2911         wrb = wrb_from_mbox(adapter);
2912         if (!wrb) {
2913                 status = -EBUSY;
2914                 goto err;
2915         }
2916
2917         req = embedded_payload(wrb);
2918
2919         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2920                                OPCODE_COMMON_SET_DRIVER_FUNCTION_CAP,
2921                                sizeof(*req), wrb, NULL);
2922
2923         req->valid_cap_flags = cpu_to_le32(CAPABILITY_SW_TIMESTAMPS |
2924                                 CAPABILITY_BE3_NATIVE_ERX_API);
2925         req->cap_flags = cpu_to_le32(CAPABILITY_BE3_NATIVE_ERX_API);
2926
2927         status = be_mbox_notify_wait(adapter);
2928         if (!status) {
2929                 struct be_cmd_resp_set_func_cap *resp = embedded_payload(wrb);
2930
2931                 adapter->be3_native = le32_to_cpu(resp->cap_flags) &
2932                                         CAPABILITY_BE3_NATIVE_ERX_API;
2933                 if (!adapter->be3_native)
2934                         dev_warn(&adapter->pdev->dev,
2935                                  "adapter not in advanced mode\n");
2936         }
2937 err:
2938         mutex_unlock(&adapter->mbox_lock);
2939         return status;
2940 }
2941
2942 /* Get privilege(s) for a function */
2943 int be_cmd_get_fn_privileges(struct be_adapter *adapter, u32 *privilege,
2944                              u32 domain)
2945 {
2946         struct be_mcc_wrb *wrb;
2947         struct be_cmd_req_get_fn_privileges *req;
2948         int status;
2949
2950         spin_lock_bh(&adapter->mcc_lock);
2951
2952         wrb = wrb_from_mccq(adapter);
2953         if (!wrb) {
2954                 status = -EBUSY;
2955                 goto err;
2956         }
2957
2958         req = embedded_payload(wrb);
2959
2960         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2961                                OPCODE_COMMON_GET_FN_PRIVILEGES, sizeof(*req),
2962                                wrb, NULL);
2963
2964         req->hdr.domain = domain;
2965
2966         status = be_mcc_notify_wait(adapter);
2967         if (!status) {
2968                 struct be_cmd_resp_get_fn_privileges *resp =
2969                                                 embedded_payload(wrb);
2970
2971                 *privilege = le32_to_cpu(resp->privilege_mask);
2972
2973                 /* In UMC mode FW does not return right privileges.
2974                  * Override with correct privilege equivalent to PF.
2975                  */
2976                 if (BEx_chip(adapter) && be_is_mc(adapter) &&
2977                     be_physfn(adapter))
2978                         *privilege = MAX_PRIVILEGES;
2979         }
2980
2981 err:
2982         spin_unlock_bh(&adapter->mcc_lock);
2983         return status;
2984 }
2985
2986 /* Set privilege(s) for a function */
2987 int be_cmd_set_fn_privileges(struct be_adapter *adapter, u32 privileges,
2988                              u32 domain)
2989 {
2990         struct be_mcc_wrb *wrb;
2991         struct be_cmd_req_set_fn_privileges *req;
2992         int status;
2993
2994         spin_lock_bh(&adapter->mcc_lock);
2995
2996         wrb = wrb_from_mccq(adapter);
2997         if (!wrb) {
2998                 status = -EBUSY;
2999                 goto err;
3000         }
3001
3002         req = embedded_payload(wrb);
3003         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3004                                OPCODE_COMMON_SET_FN_PRIVILEGES, sizeof(*req),
3005                                wrb, NULL);
3006         req->hdr.domain = domain;
3007         if (lancer_chip(adapter))
3008                 req->privileges_lancer = cpu_to_le32(privileges);
3009         else
3010                 req->privileges = cpu_to_le32(privileges);
3011
3012         status = be_mcc_notify_wait(adapter);
3013 err:
3014         spin_unlock_bh(&adapter->mcc_lock);
3015         return status;
3016 }
3017
3018 /* pmac_id_valid: true => pmac_id is supplied and MAC address is requested.
3019  * pmac_id_valid: false => pmac_id or MAC address is requested.
3020  *                If pmac_id is returned, pmac_id_valid is returned as true
3021  */
3022 int be_cmd_get_mac_from_list(struct be_adapter *adapter, u8 *mac,
3023                              bool *pmac_id_valid, u32 *pmac_id, u32 if_handle,
3024                              u8 domain)
3025 {
3026         struct be_mcc_wrb *wrb;
3027         struct be_cmd_req_get_mac_list *req;
3028         int status;
3029         int mac_count;
3030         struct be_dma_mem get_mac_list_cmd;
3031         int i;
3032
3033         memset(&get_mac_list_cmd, 0, sizeof(struct be_dma_mem));
3034         get_mac_list_cmd.size = sizeof(struct be_cmd_resp_get_mac_list);
3035         get_mac_list_cmd.va = pci_alloc_consistent(adapter->pdev,
3036                                                    get_mac_list_cmd.size,
3037                                                    &get_mac_list_cmd.dma);
3038
3039         if (!get_mac_list_cmd.va) {
3040                 dev_err(&adapter->pdev->dev,
3041                         "Memory allocation failure during GET_MAC_LIST\n");
3042                 return -ENOMEM;
3043         }
3044
3045         spin_lock_bh(&adapter->mcc_lock);
3046
3047         wrb = wrb_from_mccq(adapter);
3048         if (!wrb) {
3049                 status = -EBUSY;
3050                 goto out;
3051         }
3052
3053         req = get_mac_list_cmd.va;
3054
3055         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3056                                OPCODE_COMMON_GET_MAC_LIST,
3057                                get_mac_list_cmd.size, wrb, &get_mac_list_cmd);
3058         req->hdr.domain = domain;
3059         req->mac_type = MAC_ADDRESS_TYPE_NETWORK;
3060         if (*pmac_id_valid) {
3061                 req->mac_id = cpu_to_le32(*pmac_id);
3062                 req->iface_id = cpu_to_le16(if_handle);
3063                 req->perm_override = 0;
3064         } else {
3065                 req->perm_override = 1;
3066         }
3067
3068         status = be_mcc_notify_wait(adapter);
3069         if (!status) {
3070                 struct be_cmd_resp_get_mac_list *resp =
3071                                                 get_mac_list_cmd.va;
3072
3073                 if (*pmac_id_valid) {
3074                         memcpy(mac, resp->macid_macaddr.mac_addr_id.macaddr,
3075                                ETH_ALEN);
3076                         goto out;
3077                 }
3078
3079                 mac_count = resp->true_mac_count + resp->pseudo_mac_count;
3080                 /* Mac list returned could contain one or more active mac_ids
3081                  * or one or more true or pseudo permanant mac addresses.
3082                  * If an active mac_id is present, return first active mac_id
3083                  * found.
3084                  */
3085                 for (i = 0; i < mac_count; i++) {
3086                         struct get_list_macaddr *mac_entry;
3087                         u16 mac_addr_size;
3088                         u32 mac_id;
3089
3090                         mac_entry = &resp->macaddr_list[i];
3091                         mac_addr_size = le16_to_cpu(mac_entry->mac_addr_size);
3092                         /* mac_id is a 32 bit value and mac_addr size
3093                          * is 6 bytes
3094                          */
3095                         if (mac_addr_size == sizeof(u32)) {
3096                                 *pmac_id_valid = true;
3097                                 mac_id = mac_entry->mac_addr_id.s_mac_id.mac_id;
3098                                 *pmac_id = le32_to_cpu(mac_id);
3099                                 goto out;
3100                         }
3101                 }
3102                 /* If no active mac_id found, return first mac addr */
3103                 *pmac_id_valid = false;
3104                 memcpy(mac, resp->macaddr_list[0].mac_addr_id.macaddr,
3105                        ETH_ALEN);
3106         }
3107
3108 out:
3109         spin_unlock_bh(&adapter->mcc_lock);
3110         pci_free_consistent(adapter->pdev, get_mac_list_cmd.size,
3111                             get_mac_list_cmd.va, get_mac_list_cmd.dma);
3112         return status;
3113 }
3114
3115 int be_cmd_get_active_mac(struct be_adapter *adapter, u32 curr_pmac_id,
3116                           u8 *mac, u32 if_handle, bool active, u32 domain)
3117 {
3118         if (!active)
3119                 be_cmd_get_mac_from_list(adapter, mac, &active, &curr_pmac_id,
3120                                          if_handle, domain);
3121         if (BEx_chip(adapter))
3122                 return be_cmd_mac_addr_query(adapter, mac, false,
3123                                              if_handle, curr_pmac_id);
3124         else
3125                 /* Fetch the MAC address using pmac_id */
3126                 return be_cmd_get_mac_from_list(adapter, mac, &active,
3127                                                 &curr_pmac_id,
3128                                                 if_handle, domain);
3129 }
3130
3131 int be_cmd_get_perm_mac(struct be_adapter *adapter, u8 *mac)
3132 {
3133         int status;
3134         bool pmac_valid = false;
3135
3136         memset(mac, 0, ETH_ALEN);
3137
3138         if (BEx_chip(adapter)) {
3139                 if (be_physfn(adapter))
3140                         status = be_cmd_mac_addr_query(adapter, mac, true, 0,
3141                                                        0);
3142                 else
3143                         status = be_cmd_mac_addr_query(adapter, mac, false,
3144                                                        adapter->if_handle, 0);
3145         } else {
3146                 status = be_cmd_get_mac_from_list(adapter, mac, &pmac_valid,
3147                                                   NULL, adapter->if_handle, 0);
3148         }
3149
3150         return status;
3151 }
3152
3153 /* Uses synchronous MCCQ */
3154 int be_cmd_set_mac_list(struct be_adapter *adapter, u8 *mac_array,
3155                         u8 mac_count, u32 domain)
3156 {
3157         struct be_mcc_wrb *wrb;
3158         struct be_cmd_req_set_mac_list *req;
3159         int status;
3160         struct be_dma_mem cmd;
3161
3162         memset(&cmd, 0, sizeof(struct be_dma_mem));
3163         cmd.size = sizeof(struct be_cmd_req_set_mac_list);
3164         cmd.va = dma_alloc_coherent(&adapter->pdev->dev, cmd.size,
3165                                     &cmd.dma, GFP_KERNEL);
3166         if (!cmd.va)
3167                 return -ENOMEM;
3168
3169         spin_lock_bh(&adapter->mcc_lock);
3170
3171         wrb = wrb_from_mccq(adapter);
3172         if (!wrb) {
3173                 status = -EBUSY;
3174                 goto err;
3175         }
3176
3177         req = cmd.va;
3178         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3179                                OPCODE_COMMON_SET_MAC_LIST, sizeof(*req),
3180                                wrb, &cmd);
3181
3182         req->hdr.domain = domain;
3183         req->mac_count = mac_count;
3184         if (mac_count)
3185                 memcpy(req->mac, mac_array, ETH_ALEN*mac_count);
3186
3187         status = be_mcc_notify_wait(adapter);
3188
3189 err:
3190         dma_free_coherent(&adapter->pdev->dev, cmd.size, cmd.va, cmd.dma);
3191         spin_unlock_bh(&adapter->mcc_lock);
3192         return status;
3193 }
3194
3195 /* Wrapper to delete any active MACs and provision the new mac.
3196  * Changes to MAC_LIST are allowed iff none of the MAC addresses in the
3197  * current list are active.
3198  */
3199 int be_cmd_set_mac(struct be_adapter *adapter, u8 *mac, int if_id, u32 dom)
3200 {
3201         bool active_mac = false;
3202         u8 old_mac[ETH_ALEN];
3203         u32 pmac_id;
3204         int status;
3205
3206         status = be_cmd_get_mac_from_list(adapter, old_mac, &active_mac,
3207                                           &pmac_id, if_id, dom);
3208
3209         if (!status && active_mac)
3210                 be_cmd_pmac_del(adapter, if_id, pmac_id, dom);
3211
3212         return be_cmd_set_mac_list(adapter, mac, mac ? 1 : 0, dom);
3213 }
3214
3215 int be_cmd_set_hsw_config(struct be_adapter *adapter, u16 pvid,
3216                           u32 domain, u16 intf_id, u16 hsw_mode)
3217 {
3218         struct be_mcc_wrb *wrb;
3219         struct be_cmd_req_set_hsw_config *req;
3220         void *ctxt;
3221         int status;
3222
3223         spin_lock_bh(&adapter->mcc_lock);
3224
3225         wrb = wrb_from_mccq(adapter);
3226         if (!wrb) {
3227                 status = -EBUSY;
3228                 goto err;
3229         }
3230
3231         req = embedded_payload(wrb);
3232         ctxt = &req->context;
3233
3234         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3235                                OPCODE_COMMON_SET_HSW_CONFIG, sizeof(*req), wrb,
3236                                NULL);
3237
3238         req->hdr.domain = domain;
3239         AMAP_SET_BITS(struct amap_set_hsw_context, interface_id, ctxt, intf_id);
3240         if (pvid) {
3241                 AMAP_SET_BITS(struct amap_set_hsw_context, pvid_valid, ctxt, 1);
3242                 AMAP_SET_BITS(struct amap_set_hsw_context, pvid, ctxt, pvid);
3243         }
3244         if (!BEx_chip(adapter) && hsw_mode) {
3245                 AMAP_SET_BITS(struct amap_set_hsw_context, interface_id,
3246                               ctxt, adapter->hba_port_num);
3247                 AMAP_SET_BITS(struct amap_set_hsw_context, pport, ctxt, 1);
3248                 AMAP_SET_BITS(struct amap_set_hsw_context, port_fwd_type,
3249                               ctxt, hsw_mode);
3250         }
3251
3252         be_dws_cpu_to_le(req->context, sizeof(req->context));
3253         status = be_mcc_notify_wait(adapter);
3254
3255 err:
3256         spin_unlock_bh(&adapter->mcc_lock);
3257         return status;
3258 }
3259
3260 /* Get Hyper switch config */
3261 int be_cmd_get_hsw_config(struct be_adapter *adapter, u16 *pvid,
3262                           u32 domain, u16 intf_id, u8 *mode)
3263 {
3264         struct be_mcc_wrb *wrb;
3265         struct be_cmd_req_get_hsw_config *req;
3266         void *ctxt;
3267         int status;
3268         u16 vid;
3269
3270         spin_lock_bh(&adapter->mcc_lock);
3271
3272         wrb = wrb_from_mccq(adapter);
3273         if (!wrb) {
3274                 status = -EBUSY;
3275                 goto err;
3276         }
3277
3278         req = embedded_payload(wrb);
3279         ctxt = &req->context;
3280
3281         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3282                                OPCODE_COMMON_GET_HSW_CONFIG, sizeof(*req), wrb,
3283                                NULL);
3284
3285         req->hdr.domain = domain;
3286         AMAP_SET_BITS(struct amap_get_hsw_req_context, interface_id,
3287                       ctxt, intf_id);
3288         AMAP_SET_BITS(struct amap_get_hsw_req_context, pvid_valid, ctxt, 1);
3289
3290         if (!BEx_chip(adapter) && mode) {
3291                 AMAP_SET_BITS(struct amap_get_hsw_req_context, interface_id,
3292                               ctxt, adapter->hba_port_num);
3293                 AMAP_SET_BITS(struct amap_get_hsw_req_context, pport, ctxt, 1);
3294         }
3295         be_dws_cpu_to_le(req->context, sizeof(req->context));
3296
3297         status = be_mcc_notify_wait(adapter);
3298         if (!status) {
3299                 struct be_cmd_resp_get_hsw_config *resp =
3300                                                 embedded_payload(wrb);
3301
3302                 be_dws_le_to_cpu(&resp->context, sizeof(resp->context));
3303                 vid = AMAP_GET_BITS(struct amap_get_hsw_resp_context,
3304                                     pvid, &resp->context);
3305                 if (pvid)
3306                         *pvid = le16_to_cpu(vid);
3307                 if (mode)
3308                         *mode = AMAP_GET_BITS(struct amap_get_hsw_resp_context,
3309                                               port_fwd_type, &resp->context);
3310         }
3311
3312 err:
3313         spin_unlock_bh(&adapter->mcc_lock);
3314         return status;
3315 }
3316
3317 static bool be_is_wol_excluded(struct be_adapter *adapter)
3318 {
3319         struct pci_dev *pdev = adapter->pdev;
3320
3321         if (!be_physfn(adapter))
3322                 return true;
3323
3324         switch (pdev->subsystem_device) {
3325         case OC_SUBSYS_DEVICE_ID1:
3326         case OC_SUBSYS_DEVICE_ID2:
3327         case OC_SUBSYS_DEVICE_ID3:
3328         case OC_SUBSYS_DEVICE_ID4:
3329                 return true;
3330         default:
3331                 return false;
3332         }
3333 }
3334
3335 int be_cmd_get_acpi_wol_cap(struct be_adapter *adapter)
3336 {
3337         struct be_mcc_wrb *wrb;
3338         struct be_cmd_req_acpi_wol_magic_config_v1 *req;
3339         int status = 0;
3340         struct be_dma_mem cmd;
3341
3342         if (!be_cmd_allowed(adapter, OPCODE_ETH_ACPI_WOL_MAGIC_CONFIG,
3343                             CMD_SUBSYSTEM_ETH))
3344                 return -EPERM;
3345
3346         if (be_is_wol_excluded(adapter))
3347                 return status;
3348
3349         if (mutex_lock_interruptible(&adapter->mbox_lock))
3350                 return -1;
3351
3352         memset(&cmd, 0, sizeof(struct be_dma_mem));
3353         cmd.size = sizeof(struct be_cmd_resp_acpi_wol_magic_config_v1);
3354         cmd.va = pci_alloc_consistent(adapter->pdev, cmd.size, &cmd.dma);
3355         if (!cmd.va) {
3356                 dev_err(&adapter->pdev->dev, "Memory allocation failure\n");
3357                 status = -ENOMEM;
3358                 goto err;
3359         }
3360
3361         wrb = wrb_from_mbox(adapter);
3362         if (!wrb) {
3363                 status = -EBUSY;
3364                 goto err;
3365         }
3366
3367         req = cmd.va;
3368
3369         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
3370                                OPCODE_ETH_ACPI_WOL_MAGIC_CONFIG,
3371                                sizeof(*req), wrb, &cmd);
3372
3373         req->hdr.version = 1;
3374         req->query_options = BE_GET_WOL_CAP;
3375
3376         status = be_mbox_notify_wait(adapter);
3377         if (!status) {
3378                 struct be_cmd_resp_acpi_wol_magic_config_v1 *resp;
3379
3380                 resp = (struct be_cmd_resp_acpi_wol_magic_config_v1 *)cmd.va;
3381
3382                 adapter->wol_cap = resp->wol_settings;
3383                 if (adapter->wol_cap & BE_WOL_CAP)
3384                         adapter->wol_en = true;
3385         }
3386 err:
3387         mutex_unlock(&adapter->mbox_lock);
3388         if (cmd.va)
3389                 pci_free_consistent(adapter->pdev, cmd.size, cmd.va, cmd.dma);
3390         return status;
3391
3392 }
3393
3394 int be_cmd_set_fw_log_level(struct be_adapter *adapter, u32 level)
3395 {
3396         struct be_dma_mem extfat_cmd;
3397         struct be_fat_conf_params *cfgs;
3398         int status;
3399         int i, j;
3400
3401         memset(&extfat_cmd, 0, sizeof(struct be_dma_mem));
3402         extfat_cmd.size = sizeof(struct be_cmd_resp_get_ext_fat_caps);
3403         extfat_cmd.va = pci_alloc_consistent(adapter->pdev, extfat_cmd.size,
3404                                              &extfat_cmd.dma);
3405         if (!extfat_cmd.va)
3406                 return -ENOMEM;
3407
3408         status = be_cmd_get_ext_fat_capabilites(adapter, &extfat_cmd);
3409         if (status)
3410                 goto err;
3411
3412         cfgs = (struct be_fat_conf_params *)
3413                         (extfat_cmd.va + sizeof(struct be_cmd_resp_hdr));
3414         for (i = 0; i < le32_to_cpu(cfgs->num_modules); i++) {
3415                 u32 num_modes = le32_to_cpu(cfgs->module[i].num_modes);
3416
3417                 for (j = 0; j < num_modes; j++) {
3418                         if (cfgs->module[i].trace_lvl[j].mode == MODE_UART)
3419                                 cfgs->module[i].trace_lvl[j].dbg_lvl =
3420                                                         cpu_to_le32(level);
3421                 }
3422         }
3423
3424         status = be_cmd_set_ext_fat_capabilites(adapter, &extfat_cmd, cfgs);
3425 err:
3426         pci_free_consistent(adapter->pdev, extfat_cmd.size, extfat_cmd.va,
3427                             extfat_cmd.dma);
3428         return status;
3429 }
3430
3431 int be_cmd_get_fw_log_level(struct be_adapter *adapter)
3432 {
3433         struct be_dma_mem extfat_cmd;
3434         struct be_fat_conf_params *cfgs;
3435         int status, j;
3436         int level = 0;
3437
3438         memset(&extfat_cmd, 0, sizeof(struct be_dma_mem));
3439         extfat_cmd.size = sizeof(struct be_cmd_resp_get_ext_fat_caps);
3440         extfat_cmd.va = pci_alloc_consistent(adapter->pdev, extfat_cmd.size,
3441                                              &extfat_cmd.dma);
3442
3443         if (!extfat_cmd.va) {
3444                 dev_err(&adapter->pdev->dev, "%s: Memory allocation failure\n",
3445                         __func__);
3446                 goto err;
3447         }
3448
3449         status = be_cmd_get_ext_fat_capabilites(adapter, &extfat_cmd);
3450         if (!status) {
3451                 cfgs = (struct be_fat_conf_params *)(extfat_cmd.va +
3452                                                 sizeof(struct be_cmd_resp_hdr));
3453
3454                 for (j = 0; j < le32_to_cpu(cfgs->module[0].num_modes); j++) {
3455                         if (cfgs->module[0].trace_lvl[j].mode == MODE_UART)
3456                                 level = cfgs->module[0].trace_lvl[j].dbg_lvl;
3457                 }
3458         }
3459         pci_free_consistent(adapter->pdev, extfat_cmd.size, extfat_cmd.va,
3460                             extfat_cmd.dma);
3461 err:
3462         return level;
3463 }
3464
3465 int be_cmd_get_ext_fat_capabilites(struct be_adapter *adapter,
3466                                    struct be_dma_mem *cmd)
3467 {
3468         struct be_mcc_wrb *wrb;
3469         struct be_cmd_req_get_ext_fat_caps *req;
3470         int status;
3471
3472         if (mutex_lock_interruptible(&adapter->mbox_lock))
3473                 return -1;
3474
3475         wrb = wrb_from_mbox(adapter);
3476         if (!wrb) {
3477                 status = -EBUSY;
3478                 goto err;
3479         }
3480
3481         req = cmd->va;
3482         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3483                                OPCODE_COMMON_GET_EXT_FAT_CAPABILITES,
3484                                cmd->size, wrb, cmd);
3485         req->parameter_type = cpu_to_le32(1);
3486
3487         status = be_mbox_notify_wait(adapter);
3488 err:
3489         mutex_unlock(&adapter->mbox_lock);
3490         return status;
3491 }
3492
3493 int be_cmd_set_ext_fat_capabilites(struct be_adapter *adapter,
3494                                    struct be_dma_mem *cmd,
3495                                    struct be_fat_conf_params *configs)
3496 {
3497         struct be_mcc_wrb *wrb;
3498         struct be_cmd_req_set_ext_fat_caps *req;
3499         int status;
3500
3501         spin_lock_bh(&adapter->mcc_lock);
3502
3503         wrb = wrb_from_mccq(adapter);
3504         if (!wrb) {
3505                 status = -EBUSY;
3506                 goto err;
3507         }
3508
3509         req = cmd->va;
3510         memcpy(&req->set_params, configs, sizeof(struct be_fat_conf_params));
3511         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3512                                OPCODE_COMMON_SET_EXT_FAT_CAPABILITES,
3513                                cmd->size, wrb, cmd);
3514
3515         status = be_mcc_notify_wait(adapter);
3516 err:
3517         spin_unlock_bh(&adapter->mcc_lock);
3518         return status;
3519 }
3520
3521 int be_cmd_query_port_name(struct be_adapter *adapter)
3522 {
3523         struct be_cmd_req_get_port_name *req;
3524         struct be_mcc_wrb *wrb;
3525         int status;
3526
3527         if (mutex_lock_interruptible(&adapter->mbox_lock))
3528                 return -1;
3529
3530         wrb = wrb_from_mbox(adapter);
3531         req = embedded_payload(wrb);
3532
3533         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3534                                OPCODE_COMMON_GET_PORT_NAME, sizeof(*req), wrb,
3535                                NULL);
3536         if (!BEx_chip(adapter))
3537                 req->hdr.version = 1;
3538
3539         status = be_mbox_notify_wait(adapter);
3540         if (!status) {
3541                 struct be_cmd_resp_get_port_name *resp = embedded_payload(wrb);
3542
3543                 adapter->port_name = resp->port_name[adapter->hba_port_num];
3544         } else {
3545                 adapter->port_name = adapter->hba_port_num + '0';
3546         }
3547
3548         mutex_unlock(&adapter->mbox_lock);
3549         return status;
3550 }
3551
3552 /* Descriptor type */
3553 enum {
3554         FUNC_DESC = 1,
3555         VFT_DESC = 2
3556 };
3557
3558 static struct be_nic_res_desc *be_get_nic_desc(u8 *buf, u32 desc_count,
3559                                                int desc_type)
3560 {
3561         struct be_res_desc_hdr *hdr = (struct be_res_desc_hdr *)buf;
3562         struct be_nic_res_desc *nic;
3563         int i;
3564
3565         for (i = 0; i < desc_count; i++) {
3566                 if (hdr->desc_type == NIC_RESOURCE_DESC_TYPE_V0 ||
3567                     hdr->desc_type == NIC_RESOURCE_DESC_TYPE_V1) {
3568                         nic = (struct be_nic_res_desc *)hdr;
3569                         if (desc_type == FUNC_DESC ||
3570                             (desc_type == VFT_DESC &&
3571                              nic->flags & (1 << VFT_SHIFT)))
3572                                 return nic;
3573                 }
3574
3575                 hdr->desc_len = hdr->desc_len ? : RESOURCE_DESC_SIZE_V0;
3576                 hdr = (void *)hdr + hdr->desc_len;
3577         }
3578         return NULL;
3579 }
3580
3581 static struct be_nic_res_desc *be_get_vft_desc(u8 *buf, u32 desc_count)
3582 {
3583         return be_get_nic_desc(buf, desc_count, VFT_DESC);
3584 }
3585
3586 static struct be_nic_res_desc *be_get_func_nic_desc(u8 *buf, u32 desc_count)
3587 {
3588         return be_get_nic_desc(buf, desc_count, FUNC_DESC);
3589 }
3590
3591 static struct be_pcie_res_desc *be_get_pcie_desc(u8 devfn, u8 *buf,
3592                                                  u32 desc_count)
3593 {
3594         struct be_res_desc_hdr *hdr = (struct be_res_desc_hdr *)buf;
3595         struct be_pcie_res_desc *pcie;
3596         int i;
3597
3598         for (i = 0; i < desc_count; i++) {
3599                 if ((hdr->desc_type == PCIE_RESOURCE_DESC_TYPE_V0 ||
3600                      hdr->desc_type == PCIE_RESOURCE_DESC_TYPE_V1)) {
3601                         pcie = (struct be_pcie_res_desc *)hdr;
3602                         if (pcie->pf_num == devfn)
3603                                 return pcie;
3604                 }
3605
3606                 hdr->desc_len = hdr->desc_len ? : RESOURCE_DESC_SIZE_V0;
3607                 hdr = (void *)hdr + hdr->desc_len;
3608         }
3609         return NULL;
3610 }
3611
3612 static struct be_port_res_desc *be_get_port_desc(u8 *buf, u32 desc_count)
3613 {
3614         struct be_res_desc_hdr *hdr = (struct be_res_desc_hdr *)buf;
3615         int i;
3616
3617         for (i = 0; i < desc_count; i++) {
3618                 if (hdr->desc_type == PORT_RESOURCE_DESC_TYPE_V1)
3619                         return (struct be_port_res_desc *)hdr;
3620
3621                 hdr->desc_len = hdr->desc_len ? : RESOURCE_DESC_SIZE_V0;
3622                 hdr = (void *)hdr + hdr->desc_len;
3623         }
3624         return NULL;
3625 }
3626
3627 static void be_copy_nic_desc(struct be_resources *res,
3628                              struct be_nic_res_desc *desc)
3629 {
3630         res->max_uc_mac = le16_to_cpu(desc->unicast_mac_count);
3631         res->max_vlans = le16_to_cpu(desc->vlan_count);
3632         res->max_mcast_mac = le16_to_cpu(desc->mcast_mac_count);
3633         res->max_tx_qs = le16_to_cpu(desc->txq_count);
3634         res->max_rss_qs = le16_to_cpu(desc->rssq_count);
3635         res->max_rx_qs = le16_to_cpu(desc->rq_count);
3636         res->max_evt_qs = le16_to_cpu(desc->eq_count);
3637         /* Clear flags that driver is not interested in */
3638         res->if_cap_flags = le32_to_cpu(desc->cap_flags) &
3639                                 BE_IF_CAP_FLAGS_WANT;
3640         /* Need 1 RXQ as the default RXQ */
3641         if (res->max_rss_qs && res->max_rss_qs == res->max_rx_qs)
3642                 res->max_rss_qs -= 1;
3643 }
3644
3645 /* Uses Mbox */
3646 int be_cmd_get_func_config(struct be_adapter *adapter, struct be_resources *res)
3647 {
3648         struct be_mcc_wrb *wrb;
3649         struct be_cmd_req_get_func_config *req;
3650         int status;
3651         struct be_dma_mem cmd;
3652
3653         if (mutex_lock_interruptible(&adapter->mbox_lock))
3654                 return -1;
3655
3656         memset(&cmd, 0, sizeof(struct be_dma_mem));
3657         cmd.size = sizeof(struct be_cmd_resp_get_func_config);
3658         cmd.va = pci_alloc_consistent(adapter->pdev, cmd.size, &cmd.dma);
3659         if (!cmd.va) {
3660                 dev_err(&adapter->pdev->dev, "Memory alloc failure\n");
3661                 status = -ENOMEM;
3662                 goto err;
3663         }
3664
3665         wrb = wrb_from_mbox(adapter);
3666         if (!wrb) {
3667                 status = -EBUSY;
3668                 goto err;
3669         }
3670
3671         req = cmd.va;
3672
3673         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3674                                OPCODE_COMMON_GET_FUNC_CONFIG,
3675                                cmd.size, wrb, &cmd);
3676
3677         if (skyhawk_chip(adapter))
3678                 req->hdr.version = 1;
3679
3680         status = be_mbox_notify_wait(adapter);
3681         if (!status) {
3682                 struct be_cmd_resp_get_func_config *resp = cmd.va;
3683                 u32 desc_count = le32_to_cpu(resp->desc_count);
3684                 struct be_nic_res_desc *desc;
3685
3686                 desc = be_get_func_nic_desc(resp->func_param, desc_count);
3687                 if (!desc) {
3688                         status = -EINVAL;
3689                         goto err;
3690                 }
3691
3692                 adapter->pf_number = desc->pf_num;
3693                 be_copy_nic_desc(res, desc);
3694         }
3695 err:
3696         mutex_unlock(&adapter->mbox_lock);
3697         if (cmd.va)
3698                 pci_free_consistent(adapter->pdev, cmd.size, cmd.va, cmd.dma);
3699         return status;
3700 }
3701
3702 /* Will use MBOX only if MCCQ has not been created */
3703 int be_cmd_get_profile_config(struct be_adapter *adapter,
3704                               struct be_resources *res, u8 domain)
3705 {
3706         struct be_cmd_resp_get_profile_config *resp;
3707         struct be_cmd_req_get_profile_config *req;
3708         struct be_nic_res_desc *vf_res;
3709         struct be_pcie_res_desc *pcie;
3710         struct be_port_res_desc *port;
3711         struct be_nic_res_desc *nic;
3712         struct be_mcc_wrb wrb = {0};
3713         struct be_dma_mem cmd;
3714         u32 desc_count;
3715         int status;
3716
3717         memset(&cmd, 0, sizeof(struct be_dma_mem));
3718         cmd.size = sizeof(struct be_cmd_resp_get_profile_config);
3719         cmd.va = pci_alloc_consistent(adapter->pdev, cmd.size, &cmd.dma);
3720         if (!cmd.va)
3721                 return -ENOMEM;
3722
3723         req = cmd.va;
3724         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3725                                OPCODE_COMMON_GET_PROFILE_CONFIG,
3726                                cmd.size, &wrb, &cmd);
3727
3728         req->hdr.domain = domain;
3729         if (!lancer_chip(adapter))
3730                 req->hdr.version = 1;
3731         req->type = ACTIVE_PROFILE_TYPE;
3732
3733         status = be_cmd_notify_wait(adapter, &wrb);
3734         if (status)
3735                 goto err;
3736
3737         resp = cmd.va;
3738         desc_count = le32_to_cpu(resp->desc_count);
3739
3740         pcie = be_get_pcie_desc(adapter->pdev->devfn, resp->func_param,
3741                                 desc_count);
3742         if (pcie)
3743                 res->max_vfs = le16_to_cpu(pcie->num_vfs);
3744
3745         port = be_get_port_desc(resp->func_param, desc_count);
3746         if (port)
3747                 adapter->mc_type = port->mc_type;
3748
3749         nic = be_get_func_nic_desc(resp->func_param, desc_count);
3750         if (nic)
3751                 be_copy_nic_desc(res, nic);
3752
3753         vf_res = be_get_vft_desc(resp->func_param, desc_count);
3754         if (vf_res)
3755                 res->vf_if_cap_flags = vf_res->cap_flags;
3756 err:
3757         if (cmd.va)
3758                 pci_free_consistent(adapter->pdev, cmd.size, cmd.va, cmd.dma);
3759         return status;
3760 }
3761
3762 /* Will use MBOX only if MCCQ has not been created */
3763 static int be_cmd_set_profile_config(struct be_adapter *adapter, void *desc,
3764                                      int size, int count, u8 version, u8 domain)
3765 {
3766         struct be_cmd_req_set_profile_config *req;
3767         struct be_mcc_wrb wrb = {0};
3768         struct be_dma_mem cmd;
3769         int status;
3770
3771         memset(&cmd, 0, sizeof(struct be_dma_mem));
3772         cmd.size = sizeof(struct be_cmd_req_set_profile_config);
3773         cmd.va = pci_alloc_consistent(adapter->pdev, cmd.size, &cmd.dma);
3774         if (!cmd.va)
3775                 return -ENOMEM;
3776
3777         req = cmd.va;
3778         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3779                                OPCODE_COMMON_SET_PROFILE_CONFIG, cmd.size,
3780                                &wrb, &cmd);
3781         req->hdr.version = version;
3782         req->hdr.domain = domain;
3783         req->desc_count = cpu_to_le32(count);
3784         memcpy(req->desc, desc, size);
3785
3786         status = be_cmd_notify_wait(adapter, &wrb);
3787
3788         if (cmd.va)
3789                 pci_free_consistent(adapter->pdev, cmd.size, cmd.va, cmd.dma);
3790         return status;
3791 }
3792
3793 /* Mark all fields invalid */
3794 static void be_reset_nic_desc(struct be_nic_res_desc *nic)
3795 {
3796         memset(nic, 0, sizeof(*nic));
3797         nic->unicast_mac_count = 0xFFFF;
3798         nic->mcc_count = 0xFFFF;
3799         nic->vlan_count = 0xFFFF;
3800         nic->mcast_mac_count = 0xFFFF;
3801         nic->txq_count = 0xFFFF;
3802         nic->rq_count = 0xFFFF;
3803         nic->rssq_count = 0xFFFF;
3804         nic->lro_count = 0xFFFF;
3805         nic->cq_count = 0xFFFF;
3806         nic->toe_conn_count = 0xFFFF;
3807         nic->eq_count = 0xFFFF;
3808         nic->iface_count = 0xFFFF;
3809         nic->link_param = 0xFF;
3810         nic->channel_id_param = cpu_to_le16(0xF000);
3811         nic->acpi_params = 0xFF;
3812         nic->wol_param = 0x0F;
3813         nic->tunnel_iface_count = 0xFFFF;
3814         nic->direct_tenant_iface_count = 0xFFFF;
3815         nic->bw_min = 0xFFFFFFFF;
3816         nic->bw_max = 0xFFFFFFFF;
3817 }
3818
3819 /* Mark all fields invalid */
3820 static void be_reset_pcie_desc(struct be_pcie_res_desc *pcie)
3821 {
3822         memset(pcie, 0, sizeof(*pcie));
3823         pcie->sriov_state = 0xFF;
3824         pcie->pf_state = 0xFF;
3825         pcie->pf_type = 0xFF;
3826         pcie->num_vfs = 0xFFFF;
3827 }
3828
3829 int be_cmd_config_qos(struct be_adapter *adapter, u32 max_rate, u16 link_speed,
3830                       u8 domain)
3831 {
3832         struct be_nic_res_desc nic_desc;
3833         u32 bw_percent;
3834         u16 version = 0;
3835
3836         if (BE3_chip(adapter))
3837                 return be_cmd_set_qos(adapter, max_rate / 10, domain);
3838
3839         be_reset_nic_desc(&nic_desc);
3840         nic_desc.pf_num = adapter->pf_number;
3841         nic_desc.vf_num = domain;
3842         nic_desc.bw_min = 0;
3843         if (lancer_chip(adapter)) {
3844                 nic_desc.hdr.desc_type = NIC_RESOURCE_DESC_TYPE_V0;
3845                 nic_desc.hdr.desc_len = RESOURCE_DESC_SIZE_V0;
3846                 nic_desc.flags = (1 << QUN_SHIFT) | (1 << IMM_SHIFT) |
3847                                         (1 << NOSV_SHIFT);
3848                 nic_desc.bw_max = cpu_to_le32(max_rate / 10);
3849         } else {
3850                 version = 1;
3851                 nic_desc.hdr.desc_type = NIC_RESOURCE_DESC_TYPE_V1;
3852                 nic_desc.hdr.desc_len = RESOURCE_DESC_SIZE_V1;
3853                 nic_desc.flags = (1 << IMM_SHIFT) | (1 << NOSV_SHIFT);
3854                 bw_percent = max_rate ? (max_rate * 100) / link_speed : 100;
3855                 nic_desc.bw_max = cpu_to_le32(bw_percent);
3856         }
3857
3858         return be_cmd_set_profile_config(adapter, &nic_desc,
3859                                          nic_desc.hdr.desc_len,
3860                                          1, version, domain);
3861 }
3862
3863 int be_cmd_set_sriov_config(struct be_adapter *adapter,
3864                             struct be_resources res, u16 num_vfs)
3865 {
3866         struct {
3867                 struct be_pcie_res_desc pcie;
3868                 struct be_nic_res_desc nic_vft;
3869         } __packed desc;
3870         u16 vf_q_count;
3871
3872         if (BEx_chip(adapter) || lancer_chip(adapter))
3873                 return 0;
3874
3875         /* PF PCIE descriptor */
3876         be_reset_pcie_desc(&desc.pcie);
3877         desc.pcie.hdr.desc_type = PCIE_RESOURCE_DESC_TYPE_V1;
3878         desc.pcie.hdr.desc_len = RESOURCE_DESC_SIZE_V1;
3879         desc.pcie.flags = (1 << IMM_SHIFT) | (1 << NOSV_SHIFT);
3880         desc.pcie.pf_num = adapter->pdev->devfn;
3881         desc.pcie.sriov_state = num_vfs ? 1 : 0;
3882         desc.pcie.num_vfs = cpu_to_le16(num_vfs);
3883
3884         /* VF NIC Template descriptor */
3885         be_reset_nic_desc(&desc.nic_vft);
3886         desc.nic_vft.hdr.desc_type = NIC_RESOURCE_DESC_TYPE_V1;
3887         desc.nic_vft.hdr.desc_len = RESOURCE_DESC_SIZE_V1;
3888         desc.nic_vft.flags = (1 << VFT_SHIFT) | (1 << IMM_SHIFT) |
3889                                 (1 << NOSV_SHIFT);
3890         desc.nic_vft.pf_num = adapter->pdev->devfn;
3891         desc.nic_vft.vf_num = 0;
3892
3893         if (num_vfs && res.vf_if_cap_flags & BE_IF_FLAGS_RSS) {
3894                 /* If number of VFs requested is 8 less than max supported,
3895                  * assign 8 queue pairs to the PF and divide the remaining
3896                  * resources evenly among the VFs
3897                  */
3898                 if (num_vfs < (be_max_vfs(adapter) - 8))
3899                         vf_q_count = (res.max_rss_qs - 8) / num_vfs;
3900                 else
3901                         vf_q_count = res.max_rss_qs / num_vfs;
3902
3903                 desc.nic_vft.rq_count = cpu_to_le16(vf_q_count);
3904                 desc.nic_vft.txq_count = cpu_to_le16(vf_q_count);
3905                 desc.nic_vft.rssq_count = cpu_to_le16(vf_q_count - 1);
3906                 desc.nic_vft.cq_count = cpu_to_le16(3 * vf_q_count);
3907         } else {
3908                 desc.nic_vft.txq_count = cpu_to_le16(1);
3909                 desc.nic_vft.rq_count = cpu_to_le16(1);
3910                 desc.nic_vft.rssq_count = cpu_to_le16(0);
3911                 /* One CQ for each TX, RX and MCCQ */
3912                 desc.nic_vft.cq_count = cpu_to_le16(3);
3913         }
3914
3915         return be_cmd_set_profile_config(adapter, &desc,
3916                                          2 * RESOURCE_DESC_SIZE_V1, 2, 1, 0);
3917 }
3918
3919 int be_cmd_manage_iface(struct be_adapter *adapter, u32 iface, u8 op)
3920 {
3921         struct be_mcc_wrb *wrb;
3922         struct be_cmd_req_manage_iface_filters *req;
3923         int status;
3924
3925         if (iface == 0xFFFFFFFF)
3926                 return -1;
3927
3928         spin_lock_bh(&adapter->mcc_lock);
3929
3930         wrb = wrb_from_mccq(adapter);
3931         if (!wrb) {
3932                 status = -EBUSY;
3933                 goto err;
3934         }
3935         req = embedded_payload(wrb);
3936
3937         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3938                                OPCODE_COMMON_MANAGE_IFACE_FILTERS, sizeof(*req),
3939                                wrb, NULL);
3940         req->op = op;
3941         req->target_iface_id = cpu_to_le32(iface);
3942
3943         status = be_mcc_notify_wait(adapter);
3944 err:
3945         spin_unlock_bh(&adapter->mcc_lock);
3946         return status;
3947 }
3948
3949 int be_cmd_set_vxlan_port(struct be_adapter *adapter, __be16 port)
3950 {
3951         struct be_port_res_desc port_desc;
3952
3953         memset(&port_desc, 0, sizeof(port_desc));
3954         port_desc.hdr.desc_type = PORT_RESOURCE_DESC_TYPE_V1;
3955         port_desc.hdr.desc_len = RESOURCE_DESC_SIZE_V1;
3956         port_desc.flags = (1 << IMM_SHIFT) | (1 << NOSV_SHIFT);
3957         port_desc.link_num = adapter->hba_port_num;
3958         if (port) {
3959                 port_desc.nv_flags = NV_TYPE_VXLAN | (1 << SOCVID_SHIFT) |
3960                                         (1 << RCVID_SHIFT);
3961                 port_desc.nv_port = swab16(port);
3962         } else {
3963                 port_desc.nv_flags = NV_TYPE_DISABLED;
3964                 port_desc.nv_port = 0;
3965         }
3966
3967         return be_cmd_set_profile_config(adapter, &port_desc,
3968                                          RESOURCE_DESC_SIZE_V1, 1, 1, 0);
3969 }
3970
3971 int be_cmd_get_if_id(struct be_adapter *adapter, struct be_vf_cfg *vf_cfg,
3972                      int vf_num)
3973 {
3974         struct be_mcc_wrb *wrb;
3975         struct be_cmd_req_get_iface_list *req;
3976         struct be_cmd_resp_get_iface_list *resp;
3977         int status;
3978
3979         spin_lock_bh(&adapter->mcc_lock);
3980
3981         wrb = wrb_from_mccq(adapter);
3982         if (!wrb) {
3983                 status = -EBUSY;
3984                 goto err;
3985         }
3986         req = embedded_payload(wrb);
3987
3988         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3989                                OPCODE_COMMON_GET_IFACE_LIST, sizeof(*resp),
3990                                wrb, NULL);
3991         req->hdr.domain = vf_num + 1;
3992
3993         status = be_mcc_notify_wait(adapter);
3994         if (!status) {
3995                 resp = (struct be_cmd_resp_get_iface_list *)req;
3996                 vf_cfg->if_handle = le32_to_cpu(resp->if_desc.if_id);
3997         }
3998
3999 err:
4000         spin_unlock_bh(&adapter->mcc_lock);
4001         return status;
4002 }
4003
4004 static int lancer_wait_idle(struct be_adapter *adapter)
4005 {
4006 #define SLIPORT_IDLE_TIMEOUT 30
4007         u32 reg_val;
4008         int status = 0, i;
4009
4010         for (i = 0; i < SLIPORT_IDLE_TIMEOUT; i++) {
4011                 reg_val = ioread32(adapter->db + PHYSDEV_CONTROL_OFFSET);
4012                 if ((reg_val & PHYSDEV_CONTROL_INP_MASK) == 0)
4013                         break;
4014
4015                 ssleep(1);
4016         }
4017
4018         if (i == SLIPORT_IDLE_TIMEOUT)
4019                 status = -1;
4020
4021         return status;
4022 }
4023
4024 int lancer_physdev_ctrl(struct be_adapter *adapter, u32 mask)
4025 {
4026         int status = 0;
4027
4028         status = lancer_wait_idle(adapter);
4029         if (status)
4030                 return status;
4031
4032         iowrite32(mask, adapter->db + PHYSDEV_CONTROL_OFFSET);
4033
4034         return status;
4035 }
4036
4037 /* Routine to check whether dump image is present or not */
4038 bool dump_present(struct be_adapter *adapter)
4039 {
4040         u32 sliport_status = 0;
4041
4042         sliport_status = ioread32(adapter->db + SLIPORT_STATUS_OFFSET);
4043         return !!(sliport_status & SLIPORT_STATUS_DIP_MASK);
4044 }
4045
4046 int lancer_initiate_dump(struct be_adapter *adapter)
4047 {
4048         struct device *dev = &adapter->pdev->dev;
4049         int status;
4050
4051         if (dump_present(adapter)) {
4052                 dev_info(dev, "Previous dump not cleared, not forcing dump\n");
4053                 return -EEXIST;
4054         }
4055
4056         /* give firmware reset and diagnostic dump */
4057         status = lancer_physdev_ctrl(adapter, PHYSDEV_CONTROL_FW_RESET_MASK |
4058                                      PHYSDEV_CONTROL_DD_MASK);
4059         if (status < 0) {
4060                 dev_err(dev, "FW reset failed\n");
4061                 return status;
4062         }
4063
4064         status = lancer_wait_idle(adapter);
4065         if (status)
4066                 return status;
4067
4068         if (!dump_present(adapter)) {
4069                 dev_err(dev, "FW dump not generated\n");
4070                 return -EIO;
4071         }
4072
4073         return 0;
4074 }
4075
4076 int lancer_delete_dump(struct be_adapter *adapter)
4077 {
4078         int status;
4079
4080         status = lancer_cmd_delete_object(adapter, LANCER_FW_DUMP_FILE);
4081         return be_cmd_status(status);
4082 }
4083
4084 /* Uses sync mcc */
4085 int be_cmd_enable_vf(struct be_adapter *adapter, u8 domain)
4086 {
4087         struct be_mcc_wrb *wrb;
4088         struct be_cmd_enable_disable_vf *req;
4089         int status;
4090
4091         if (BEx_chip(adapter))
4092                 return 0;
4093
4094         spin_lock_bh(&adapter->mcc_lock);
4095
4096         wrb = wrb_from_mccq(adapter);
4097         if (!wrb) {
4098                 status = -EBUSY;
4099                 goto err;
4100         }
4101
4102         req = embedded_payload(wrb);
4103
4104         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
4105                                OPCODE_COMMON_ENABLE_DISABLE_VF, sizeof(*req),
4106                                wrb, NULL);
4107
4108         req->hdr.domain = domain;
4109         req->enable = 1;
4110         status = be_mcc_notify_wait(adapter);
4111 err:
4112         spin_unlock_bh(&adapter->mcc_lock);
4113         return status;
4114 }
4115
4116 int be_cmd_intr_set(struct be_adapter *adapter, bool intr_enable)
4117 {
4118         struct be_mcc_wrb *wrb;
4119         struct be_cmd_req_intr_set *req;
4120         int status;
4121
4122         if (mutex_lock_interruptible(&adapter->mbox_lock))
4123                 return -1;
4124
4125         wrb = wrb_from_mbox(adapter);
4126
4127         req = embedded_payload(wrb);
4128
4129         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
4130                                OPCODE_COMMON_SET_INTERRUPT_ENABLE, sizeof(*req),
4131                                wrb, NULL);
4132
4133         req->intr_enabled = intr_enable;
4134
4135         status = be_mbox_notify_wait(adapter);
4136
4137         mutex_unlock(&adapter->mbox_lock);
4138         return status;
4139 }
4140
4141 /* Uses MBOX */
4142 int be_cmd_get_active_profile(struct be_adapter *adapter, u16 *profile_id)
4143 {
4144         struct be_cmd_req_get_active_profile *req;
4145         struct be_mcc_wrb *wrb;
4146         int status;
4147
4148         if (mutex_lock_interruptible(&adapter->mbox_lock))
4149                 return -1;
4150
4151         wrb = wrb_from_mbox(adapter);
4152         if (!wrb) {
4153                 status = -EBUSY;
4154                 goto err;
4155         }
4156
4157         req = embedded_payload(wrb);
4158
4159         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
4160                                OPCODE_COMMON_GET_ACTIVE_PROFILE, sizeof(*req),
4161                                wrb, NULL);
4162
4163         status = be_mbox_notify_wait(adapter);
4164         if (!status) {
4165                 struct be_cmd_resp_get_active_profile *resp =
4166                                                         embedded_payload(wrb);
4167
4168                 *profile_id = le16_to_cpu(resp->active_profile_id);
4169         }
4170
4171 err:
4172         mutex_unlock(&adapter->mbox_lock);
4173         return status;
4174 }
4175
4176 int be_cmd_set_logical_link_config(struct be_adapter *adapter,
4177                                    int link_state, u8 domain)
4178 {
4179         struct be_mcc_wrb *wrb;
4180         struct be_cmd_req_set_ll_link *req;
4181         int status;
4182
4183         if (BEx_chip(adapter) || lancer_chip(adapter))
4184                 return -EOPNOTSUPP;
4185
4186         spin_lock_bh(&adapter->mcc_lock);
4187
4188         wrb = wrb_from_mccq(adapter);
4189         if (!wrb) {
4190                 status = -EBUSY;
4191                 goto err;
4192         }
4193
4194         req = embedded_payload(wrb);
4195
4196         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
4197                                OPCODE_COMMON_SET_LOGICAL_LINK_CONFIG,
4198                                sizeof(*req), wrb, NULL);
4199
4200         req->hdr.version = 1;
4201         req->hdr.domain = domain;
4202
4203         if (link_state == IFLA_VF_LINK_STATE_ENABLE)
4204                 req->link_config |= 1;
4205
4206         if (link_state == IFLA_VF_LINK_STATE_AUTO)
4207                 req->link_config |= 1 << PLINK_TRACK_SHIFT;
4208
4209         status = be_mcc_notify_wait(adapter);
4210 err:
4211         spin_unlock_bh(&adapter->mcc_lock);
4212         return status;
4213 }
4214
4215 int be_roce_mcc_cmd(void *netdev_handle, void *wrb_payload,
4216                     int wrb_payload_size, u16 *cmd_status, u16 *ext_status)
4217 {
4218         struct be_adapter *adapter = netdev_priv(netdev_handle);
4219         struct be_mcc_wrb *wrb;
4220         struct be_cmd_req_hdr *hdr = (struct be_cmd_req_hdr *)wrb_payload;
4221         struct be_cmd_req_hdr *req;
4222         struct be_cmd_resp_hdr *resp;
4223         int status;
4224
4225         spin_lock_bh(&adapter->mcc_lock);
4226
4227         wrb = wrb_from_mccq(adapter);
4228         if (!wrb) {
4229                 status = -EBUSY;
4230                 goto err;
4231         }
4232         req = embedded_payload(wrb);
4233         resp = embedded_payload(wrb);
4234
4235         be_wrb_cmd_hdr_prepare(req, hdr->subsystem,
4236                                hdr->opcode, wrb_payload_size, wrb, NULL);
4237         memcpy(req, wrb_payload, wrb_payload_size);
4238         be_dws_cpu_to_le(req, wrb_payload_size);
4239
4240         status = be_mcc_notify_wait(adapter);
4241         if (cmd_status)
4242                 *cmd_status = (status & 0xffff);
4243         if (ext_status)
4244                 *ext_status = 0;
4245         memcpy(wrb_payload, resp, sizeof(*resp) + resp->response_length);
4246         be_dws_le_to_cpu(wrb_payload, sizeof(*resp) + resp->response_length);
4247 err:
4248         spin_unlock_bh(&adapter->mcc_lock);
4249         return status;
4250 }
4251 EXPORT_SYMBOL(be_roce_mcc_cmd);