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

   1 /*
   2  * Copyright (C) 2005 - 2013 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 struct be_cmd_priv_map cmd_priv_map[] = {
  23         {
  24                 OPCODE_ETH_ACPI_WOL_MAGIC_CONFIG,
  25                 CMD_SUBSYSTEM_ETH,
  26                 BE_PRIV_LNKMGMT | BE_PRIV_VHADM |
  27                 BE_PRIV_DEVCFG | BE_PRIV_DEVSEC
  28         },
  29         {
  30                 OPCODE_COMMON_GET_FLOW_CONTROL,
  31                 CMD_SUBSYSTEM_COMMON,
  32                 BE_PRIV_LNKQUERY | BE_PRIV_VHADM |
  33                 BE_PRIV_DEVCFG | BE_PRIV_DEVSEC
  34         },
  35         {
  36                 OPCODE_COMMON_SET_FLOW_CONTROL,
  37                 CMD_SUBSYSTEM_COMMON,
  38                 BE_PRIV_LNKMGMT | BE_PRIV_VHADM |
  39                 BE_PRIV_DEVCFG | BE_PRIV_DEVSEC
  40         },
  41         {
  42                 OPCODE_ETH_GET_PPORT_STATS,
  43                 CMD_SUBSYSTEM_ETH,
  44                 BE_PRIV_LNKMGMT | BE_PRIV_VHADM |
  45                 BE_PRIV_DEVCFG | BE_PRIV_DEVSEC
  46         },
  47         {
  48                 OPCODE_COMMON_GET_PHY_DETAILS,
  49                 CMD_SUBSYSTEM_COMMON,
  50                 BE_PRIV_LNKMGMT | BE_PRIV_VHADM |
  51                 BE_PRIV_DEVCFG | BE_PRIV_DEVSEC
  52         }
  53 };
  54
  55 static bool be_cmd_allowed(struct be_adapter *adapter, u8 opcode,
  56                            u8 subsystem)
  57 {
  58         int i;
  59         int num_entries = sizeof(cmd_priv_map)/sizeof(struct be_cmd_priv_map);
  60         u32 cmd_privileges = adapter->cmd_privileges;
  61
  62         for (i = 0; i < num_entries; i++)
  63                 if (opcode == cmd_priv_map[i].opcode &&
  64                     subsystem == cmd_priv_map[i].subsystem)
  65                         if (!(cmd_privileges & cmd_priv_map[i].priv_mask))
  66                                 return false;
  67
  68         return true;
  69 }
  70
  71 static inline void *embedded_payload(struct be_mcc_wrb *wrb)
  72 {
  73         return wrb->payload.embedded_payload;
  74 }
  75
  76 static void be_mcc_notify(struct be_adapter *adapter)
  77 {
  78         struct be_queue_info *mccq = &adapter->mcc_obj.q;
  79         u32 val = 0;
  80
  81         if (be_error(adapter))
  82                 return;
  83
  84         val |= mccq->id & DB_MCCQ_RING_ID_MASK;
  85         val |= 1 << DB_MCCQ_NUM_POSTED_SHIFT;
  86
  87         wmb();
  88         iowrite32(val, adapter->db + DB_MCCQ_OFFSET);
  89 }
  90
  91 /* To check if valid bit is set, check the entire word as we don't know
  92  * the endianness of the data (old entry is host endian while a new entry is
  93  * little endian) */
  94 static inline bool be_mcc_compl_is_new(struct be_mcc_compl *compl)
  95 {
  96         u32 flags;
  97
  98         if (compl->flags != 0) {
  99                 flags = le32_to_cpu(compl->flags);
 100                 if (flags & CQE_FLAGS_VALID_MASK) {
 101                         compl->flags = flags;
 102                         return true;
 103                 }
 104         }
 105         return false;
 106 }
 107
 108 /* Need to reset the entire word that houses the valid bit */
 109 static inline void be_mcc_compl_use(struct be_mcc_compl *compl)
 110 {
 111         compl->flags = 0;
 112 }
 113
 114 static struct be_cmd_resp_hdr *be_decode_resp_hdr(u32 tag0, u32 tag1)
 115 {
 116         unsigned long addr;
 117
 118         addr = tag1;
 119         addr = ((addr << 16) << 16) | tag0;
 120         return (void *)addr;
 121 }
 122
 123 static int be_mcc_compl_process(struct be_adapter *adapter,
 124                                 struct be_mcc_compl *compl)
 125 {
 126         u16 compl_status, extd_status;
 127         struct be_cmd_resp_hdr *resp_hdr;
 128         u8 opcode = 0, subsystem = 0;
 129
 130         /* Just swap the status to host endian; mcc tag is opaquely copied
 131          * from mcc_wrb */
 132         be_dws_le_to_cpu(compl, 4);
 133
 134         compl_status = (compl->status >> CQE_STATUS_COMPL_SHIFT) &
 135                                 CQE_STATUS_COMPL_MASK;
 136
 137         resp_hdr = be_decode_resp_hdr(compl->tag0, compl->tag1);
 138
 139         if (resp_hdr) {
 140                 opcode = resp_hdr->opcode;
 141                 subsystem = resp_hdr->subsystem;
 142         }
 143
 144         if (((opcode == OPCODE_COMMON_WRITE_FLASHROM) ||
 145              (opcode == OPCODE_COMMON_WRITE_OBJECT)) &&
 146             (subsystem == CMD_SUBSYSTEM_COMMON)) {
 147                 adapter->flash_status = compl_status;
 148                 complete(&adapter->flash_compl);
 149         }
 150
 151         if (compl_status == MCC_STATUS_SUCCESS) {
 152                 if (((opcode == OPCODE_ETH_GET_STATISTICS) ||
 153                      (opcode == OPCODE_ETH_GET_PPORT_STATS)) &&
 154                     (subsystem == CMD_SUBSYSTEM_ETH)) {
 155                         be_parse_stats(adapter);
 156                         adapter->stats_cmd_sent = false;
 157                 }
 158                 if (opcode == OPCODE_COMMON_GET_CNTL_ADDITIONAL_ATTRIBUTES &&
 159                     subsystem == CMD_SUBSYSTEM_COMMON) {
 160                         struct be_cmd_resp_get_cntl_addnl_attribs *resp =
 161                                 (void *)resp_hdr;
 162                         adapter->drv_stats.be_on_die_temperature =
 163                                 resp->on_die_temperature;
 164                 }
 165         } else {
 166                 if (opcode == OPCODE_COMMON_GET_CNTL_ADDITIONAL_ATTRIBUTES)
 167                         adapter->be_get_temp_freq = 0;
 168
 169                 if (compl_status == MCC_STATUS_NOT_SUPPORTED ||
 170                         compl_status == MCC_STATUS_ILLEGAL_REQUEST)
 171                         goto done;
 172
 173                 if (compl_status == MCC_STATUS_UNAUTHORIZED_REQUEST) {
 174                         dev_warn(&adapter->pdev->dev,
 175                                  "VF is not privileged to issue opcode %d-%d\n",
 176                                  opcode, subsystem);
 177                 } else {
 178                         extd_status = (compl->status >> CQE_STATUS_EXTD_SHIFT) &
 179                                         CQE_STATUS_EXTD_MASK;
 180                         dev_err(&adapter->pdev->dev,
 181                                 "opcode %d-%d failed:status %d-%d\n",
 182                                 opcode, subsystem, compl_status, extd_status);
 183
 184                         if (extd_status == MCC_ADDL_STS_INSUFFICIENT_RESOURCES)
 185                                 return extd_status;
 186                 }
 187         }
 188 done:
 189         return compl_status;
 190 }
 191
 192 /* Link state evt is a string of bytes; no need for endian swapping */
 193 static void be_async_link_state_process(struct be_adapter *adapter,
 194                 struct be_async_event_link_state *evt)
 195 {
 196         /* When link status changes, link speed must be re-queried from FW */
 197         adapter->phy.link_speed = -1;
 198
 199         /* Ignore physical link event */
 200         if (lancer_chip(adapter) &&
 201             !(evt->port_link_status & LOGICAL_LINK_STATUS_MASK))
 202                 return;
 203
 204         /* For the initial link status do not rely on the ASYNC event as
 205          * it may not be received in some cases.
 206          */
 207         if (adapter->flags & BE_FLAGS_LINK_STATUS_INIT)
 208                 be_link_status_update(adapter, evt->port_link_status);
 209 }
 210
 211 /* Grp5 CoS Priority evt */
 212 static void be_async_grp5_cos_priority_process(struct be_adapter *adapter,
 213                 struct be_async_event_grp5_cos_priority *evt)
 214 {
 215         if (evt->valid) {
 216                 adapter->vlan_prio_bmap = evt->available_priority_bmap;
 217                 adapter->recommended_prio &= ~VLAN_PRIO_MASK;
 218                 adapter->recommended_prio =
 219                         evt->reco_default_priority << VLAN_PRIO_SHIFT;
 220         }
 221 }
 222
 223 /* Grp5 QOS Speed evt: qos_link_speed is in units of 10 Mbps */
 224 static void be_async_grp5_qos_speed_process(struct be_adapter *adapter,
 225                 struct be_async_event_grp5_qos_link_speed *evt)
 226 {
 227         if (adapter->phy.link_speed >= 0 &&
 228             evt->physical_port == adapter->port_num)
 229                 adapter->phy.link_speed = le16_to_cpu(evt->qos_link_speed) * 10;
 230 }
 231
 232 /*Grp5 PVID evt*/
 233 static void be_async_grp5_pvid_state_process(struct be_adapter *adapter,
 234                 struct be_async_event_grp5_pvid_state *evt)
 235 {
 236         if (evt->enabled)
 237                 adapter->pvid = le16_to_cpu(evt->tag) & VLAN_VID_MASK;
 238         else
 239                 adapter->pvid = 0;
 240 }
 241
 242 static void be_async_grp5_evt_process(struct be_adapter *adapter,
 243                 u32 trailer, struct be_mcc_compl *evt)
 244 {
 245         u8 event_type = 0;
 246
 247         event_type = (trailer >> ASYNC_TRAILER_EVENT_TYPE_SHIFT) &
 248                 ASYNC_TRAILER_EVENT_TYPE_MASK;
 249
 250         switch (event_type) {
 251         case ASYNC_EVENT_COS_PRIORITY:
 252                 be_async_grp5_cos_priority_process(adapter,
 253                 (struct be_async_event_grp5_cos_priority *)evt);
 254         break;
 255         case ASYNC_EVENT_QOS_SPEED:
 256                 be_async_grp5_qos_speed_process(adapter,
 257                 (struct be_async_event_grp5_qos_link_speed *)evt);
 258         break;
 259         case ASYNC_EVENT_PVID_STATE:
 260                 be_async_grp5_pvid_state_process(adapter,
 261                 (struct be_async_event_grp5_pvid_state *)evt);
 262         break;
 263         default:
 264                 dev_warn(&adapter->pdev->dev, "Unknown grp5 event 0x%x!\n",
 265                          event_type);
 266                 break;
 267         }
 268 }
 269
 270 static void be_async_dbg_evt_process(struct be_adapter *adapter,
 271                 u32 trailer, struct be_mcc_compl *cmp)
 272 {
 273         u8 event_type = 0;
 274         struct be_async_event_qnq *evt = (struct be_async_event_qnq *) cmp;
 275
 276         event_type = (trailer >> ASYNC_TRAILER_EVENT_TYPE_SHIFT) &
 277                 ASYNC_TRAILER_EVENT_TYPE_MASK;
 278
 279         switch (event_type) {
 280         case ASYNC_DEBUG_EVENT_TYPE_QNQ:
 281                 if (evt->valid)
 282                         adapter->qnq_vid = le16_to_cpu(evt->vlan_tag);
 283                 adapter->flags |= BE_FLAGS_QNQ_ASYNC_EVT_RCVD;
 284         break;
 285         default:
 286                 dev_warn(&adapter->pdev->dev, "Unknown debug event 0x%x!\n",
 287                          event_type);
 288         break;
 289         }
 290 }
 291
 292 static inline bool is_link_state_evt(u32 trailer)
 293 {
 294         return ((trailer >> ASYNC_TRAILER_EVENT_CODE_SHIFT) &
 295                 ASYNC_TRAILER_EVENT_CODE_MASK) ==
 296                                 ASYNC_EVENT_CODE_LINK_STATE;
 297 }
 298
 299 static inline bool is_grp5_evt(u32 trailer)
 300 {
 301         return (((trailer >> ASYNC_TRAILER_EVENT_CODE_SHIFT) &
 302                 ASYNC_TRAILER_EVENT_CODE_MASK) ==
 303                                 ASYNC_EVENT_CODE_GRP_5);
 304 }
 305
 306 static inline bool is_dbg_evt(u32 trailer)
 307 {
 308         return (((trailer >> ASYNC_TRAILER_EVENT_CODE_SHIFT) &
 309                 ASYNC_TRAILER_EVENT_CODE_MASK) ==
 310                                 ASYNC_EVENT_CODE_QNQ);
 311 }
 312
 313 static struct be_mcc_compl *be_mcc_compl_get(struct be_adapter *adapter)
 314 {
 315         struct be_queue_info *mcc_cq = &adapter->mcc_obj.cq;
 316         struct be_mcc_compl *compl = queue_tail_node(mcc_cq);
 317
 318         if (be_mcc_compl_is_new(compl)) {
 319                 queue_tail_inc(mcc_cq);
 320                 return compl;
 321         }
 322         return NULL;
 323 }
 324
 325 void be_async_mcc_enable(struct be_adapter *adapter)
 326 {
 327         spin_lock_bh(&adapter->mcc_cq_lock);
 328
 329         be_cq_notify(adapter, adapter->mcc_obj.cq.id, true, 0);
 330         adapter->mcc_obj.rearm_cq = true;
 331
 332         spin_unlock_bh(&adapter->mcc_cq_lock);
 333 }
 334
 335 void be_async_mcc_disable(struct be_adapter *adapter)
 336 {
 337         spin_lock_bh(&adapter->mcc_cq_lock);
 338
 339         adapter->mcc_obj.rearm_cq = false;
 340         be_cq_notify(adapter, adapter->mcc_obj.cq.id, false, 0);
 341
 342         spin_unlock_bh(&adapter->mcc_cq_lock);
 343 }
 344
 345 int be_process_mcc(struct be_adapter *adapter)
 346 {
 347         struct be_mcc_compl *compl;
 348         int num = 0, status = 0;
 349         struct be_mcc_obj *mcc_obj = &adapter->mcc_obj;
 350
 351         spin_lock(&adapter->mcc_cq_lock);
 352         while ((compl = be_mcc_compl_get(adapter))) {
 353                 if (compl->flags & CQE_FLAGS_ASYNC_MASK) {
 354                         /* Interpret flags as an async trailer */
 355                         if (is_link_state_evt(compl->flags))
 356                                 be_async_link_state_process(adapter,
 357                                 (struct be_async_event_link_state *) compl);
 358                         else if (is_grp5_evt(compl->flags))
 359                                 be_async_grp5_evt_process(adapter,
 360                                 compl->flags, compl);
 361                         else if (is_dbg_evt(compl->flags))
 362                                 be_async_dbg_evt_process(adapter,
 363                                 compl->flags, compl);
 364                 } else if (compl->flags & CQE_FLAGS_COMPLETED_MASK) {
 365                                 status = be_mcc_compl_process(adapter, compl);
 366                                 atomic_dec(&mcc_obj->q.used);
 367                 }
 368                 be_mcc_compl_use(compl);
 369                 num++;
 370         }
 371
 372         if (num)
 373                 be_cq_notify(adapter, mcc_obj->cq.id, mcc_obj->rearm_cq, num);
 374
 375         spin_unlock(&adapter->mcc_cq_lock);
 376         return status;
 377 }
 378
 379 /* Wait till no more pending mcc requests are present */
 380 static int be_mcc_wait_compl(struct be_adapter *adapter)
 381 {
 382 #define mcc_timeout             120000 /* 12s timeout */
 383         int i, status = 0;
 384         struct be_mcc_obj *mcc_obj = &adapter->mcc_obj;
 385
 386         for (i = 0; i < mcc_timeout; i++) {
 387                 if (be_error(adapter))
 388                         return -EIO;
 389
 390                 local_bh_disable();
 391                 status = be_process_mcc(adapter);
 392                 local_bh_enable();
 393
 394                 if (atomic_read(&mcc_obj->q.used) == 0)
 395                         break;
 396                 udelay(100);
 397         }
 398         if (i == mcc_timeout) {
 399                 dev_err(&adapter->pdev->dev, "FW not responding\n");
 400                 adapter->fw_timeout = true;
 401                 return -EIO;
 402         }
 403         return status;
 404 }
 405
 406 /* Notify MCC requests and wait for completion */
 407 static int be_mcc_notify_wait(struct be_adapter *adapter)
 408 {
 409         int status;
 410         struct be_mcc_wrb *wrb;
 411         struct be_mcc_obj *mcc_obj = &adapter->mcc_obj;
 412         u16 index = mcc_obj->q.head;
 413         struct be_cmd_resp_hdr *resp;
 414
 415         index_dec(&index, mcc_obj->q.len);
 416         wrb = queue_index_node(&mcc_obj->q, index);
 417
 418         resp = be_decode_resp_hdr(wrb->tag0, wrb->tag1);
 419
 420         be_mcc_notify(adapter);
 421
 422         status = be_mcc_wait_compl(adapter);
 423         if (status == -EIO)
 424                 goto out;
 425
 426         status = resp->status;
 427 out:
 428         return status;
 429 }
 430
 431 static int be_mbox_db_ready_wait(struct be_adapter *adapter, void __iomem *db)
 432 {
 433         int msecs = 0;
 434         u32 ready;
 435
 436         do {
 437                 if (be_error(adapter))
 438                         return -EIO;
 439
 440                 ready = ioread32(db);
 441                 if (ready == 0xffffffff)
 442                         return -1;
 443
 444                 ready &= MPU_MAILBOX_DB_RDY_MASK;
 445                 if (ready)
 446                         break;
 447
 448                 if (msecs > 4000) {
 449                         dev_err(&adapter->pdev->dev, "FW not responding\n");
 450                         adapter->fw_timeout = true;
 451                         be_detect_error(adapter);
 452                         return -1;
 453                 }
 454
 455                 msleep(1);
 456                 msecs++;
 457         } while (true);
 458
 459         return 0;
 460 }
 461
 462 /*
 463  * Insert the mailbox address into the doorbell in two steps
 464  * Polls on the mbox doorbell till a command completion (or a timeout) occurs
 465  */
 466 static int be_mbox_notify_wait(struct be_adapter *adapter)
 467 {
 468         int status;
 469         u32 val = 0;
 470         void __iomem *db = adapter->db + MPU_MAILBOX_DB_OFFSET;
 471         struct be_dma_mem *mbox_mem = &adapter->mbox_mem;
 472         struct be_mcc_mailbox *mbox = mbox_mem->va;
 473         struct be_mcc_compl *compl = &mbox->compl;
 474
 475         /* wait for ready to be set */
 476         status = be_mbox_db_ready_wait(adapter, db);
 477         if (status != 0)
 478                 return status;
 479
 480         val |= MPU_MAILBOX_DB_HI_MASK;
 481         /* at bits 2 - 31 place mbox dma addr msb bits 34 - 63 */
 482         val |= (upper_32_bits(mbox_mem->dma) >> 2) << 2;
 483         iowrite32(val, db);
 484
 485         /* wait for ready to be set */
 486         status = be_mbox_db_ready_wait(adapter, db);
 487         if (status != 0)
 488                 return status;
 489
 490         val = 0;
 491         /* at bits 2 - 31 place mbox dma addr lsb bits 4 - 33 */
 492         val |= (u32)(mbox_mem->dma >> 4) << 2;
 493         iowrite32(val, db);
 494
 495         status = be_mbox_db_ready_wait(adapter, db);
 496         if (status != 0)
 497                 return status;
 498
 499         /* A cq entry has been made now */
 500         if (be_mcc_compl_is_new(compl)) {
 501                 status = be_mcc_compl_process(adapter, &mbox->compl);
 502                 be_mcc_compl_use(compl);
 503                 if (status)
 504                         return status;
 505         } else {
 506                 dev_err(&adapter->pdev->dev, "invalid mailbox completion\n");
 507                 return -1;
 508         }
 509         return 0;
 510 }
 511
 512 static u16 be_POST_stage_get(struct be_adapter *adapter)
 513 {
 514         u32 sem;
 515
 516         if (BEx_chip(adapter))
 517                 sem  = ioread32(adapter->csr + SLIPORT_SEMAPHORE_OFFSET_BEx);
 518         else
 519                 pci_read_config_dword(adapter->pdev,
 520                                       SLIPORT_SEMAPHORE_OFFSET_SH, &sem);
 521
 522         return sem & POST_STAGE_MASK;
 523 }
 524
 525 static int lancer_wait_ready(struct be_adapter *adapter)
 526 {
 527 #define SLIPORT_READY_TIMEOUT 30
 528         u32 sliport_status;
 529         int status = 0, i;
 530
 531         for (i = 0; i < SLIPORT_READY_TIMEOUT; i++) {
 532                 sliport_status = ioread32(adapter->db + SLIPORT_STATUS_OFFSET);
 533                 if (sliport_status & SLIPORT_STATUS_RDY_MASK)
 534                         break;
 535
 536                 msleep(1000);
 537         }
 538
 539         if (i == SLIPORT_READY_TIMEOUT)
 540                 status = -1;
 541
 542         return status;
 543 }
 544
 545 static bool lancer_provisioning_error(struct be_adapter *adapter)
 546 {
 547         u32 sliport_status = 0, sliport_err1 = 0, sliport_err2 = 0;
 548         sliport_status = ioread32(adapter->db + SLIPORT_STATUS_OFFSET);
 549         if (sliport_status & SLIPORT_STATUS_ERR_MASK) {
 550                 sliport_err1 = ioread32(adapter->db +
 551                                         SLIPORT_ERROR1_OFFSET);
 552                 sliport_err2 = ioread32(adapter->db +
 553                                         SLIPORT_ERROR2_OFFSET);
 554
 555                 if (sliport_err1 == SLIPORT_ERROR_NO_RESOURCE1 &&
 556                     sliport_err2 == SLIPORT_ERROR_NO_RESOURCE2)
 557                         return true;
 558         }
 559         return false;
 560 }
 561
 562 int lancer_test_and_set_rdy_state(struct be_adapter *adapter)
 563 {
 564         int status;
 565         u32 sliport_status, err, reset_needed;
 566         bool resource_error;
 567
 568         resource_error = lancer_provisioning_error(adapter);
 569         if (resource_error)
 570                 return -EAGAIN;
 571
 572         status = lancer_wait_ready(adapter);
 573         if (!status) {
 574                 sliport_status = ioread32(adapter->db + SLIPORT_STATUS_OFFSET);
 575                 err = sliport_status & SLIPORT_STATUS_ERR_MASK;
 576                 reset_needed = sliport_status & SLIPORT_STATUS_RN_MASK;
 577                 if (err && reset_needed) {
 578                         iowrite32(SLI_PORT_CONTROL_IP_MASK,
 579                                   adapter->db + SLIPORT_CONTROL_OFFSET);
 580
 581                         /* check adapter has corrected the error */
 582                         status = lancer_wait_ready(adapter);
 583                         sliport_status = ioread32(adapter->db +
 584                                                   SLIPORT_STATUS_OFFSET);
 585                         sliport_status &= (SLIPORT_STATUS_ERR_MASK |
 586                                                 SLIPORT_STATUS_RN_MASK);
 587                         if (status || sliport_status)
 588                                 status = -1;
 589                 } else if (err || reset_needed) {
 590                         status = -1;
 591                 }
 592         }
 593         /* Stop error recovery if error is not recoverable.
 594          * No resource error is temporary errors and will go away
 595          * when PF provisions resources.
 596          */
 597         resource_error = lancer_provisioning_error(adapter);
 598         if (resource_error)
 599                 status = -EAGAIN;
 600
 601         return status;
 602 }
 603
 604 int be_fw_wait_ready(struct be_adapter *adapter)
 605 {
 606         u16 stage;
 607         int status, timeout = 0;
 608         struct device *dev = &adapter->pdev->dev;
 609
 610         if (lancer_chip(adapter)) {
 611                 status = lancer_wait_ready(adapter);
 612                 return status;
 613         }
 614
 615         do {
 616                 stage = be_POST_stage_get(adapter);
 617                 if (stage == POST_STAGE_ARMFW_RDY)
 618                         return 0;
 619
 620                 dev_info(dev, "Waiting for POST, %ds elapsed\n",
 621                          timeout);
 622                 if (msleep_interruptible(2000)) {
 623                         dev_err(dev, "Waiting for POST aborted\n");
 624                         return -EINTR;
 625                 }
 626                 timeout += 2;
 627         } while (timeout < 60);
 628
 629         dev_err(dev, "POST timeout; stage=0x%x\n", stage);
 630         return -1;
 631 }
 632
 633
 634 static inline struct be_sge *nonembedded_sgl(struct be_mcc_wrb *wrb)
 635 {
 636         return &wrb->payload.sgl[0];
 637 }
 638
 639 static inline void fill_wrb_tags(struct be_mcc_wrb *wrb,
 640                                  unsigned long addr)
 641 {
 642         wrb->tag0 = addr & 0xFFFFFFFF;
 643         wrb->tag1 = upper_32_bits(addr);
 644 }
 645
 646 /* Don't touch the hdr after it's prepared */
 647 /* mem will be NULL for embedded commands */
 648 static void be_wrb_cmd_hdr_prepare(struct be_cmd_req_hdr *req_hdr,
 649                                 u8 subsystem, u8 opcode, int cmd_len,
 650                                 struct be_mcc_wrb *wrb, struct be_dma_mem *mem)
 651 {
 652         struct be_sge *sge;
 653
 654         req_hdr->opcode = opcode;
 655         req_hdr->subsystem = subsystem;
 656         req_hdr->request_length = cpu_to_le32(cmd_len - sizeof(*req_hdr));
 657         req_hdr->version = 0;
 658         fill_wrb_tags(wrb, (ulong) req_hdr);
 659         wrb->payload_length = cmd_len;
 660         if (mem) {
 661                 wrb->embedded |= (1 & MCC_WRB_SGE_CNT_MASK) <<
 662                         MCC_WRB_SGE_CNT_SHIFT;
 663                 sge = nonembedded_sgl(wrb);
 664                 sge->pa_hi = cpu_to_le32(upper_32_bits(mem->dma));
 665                 sge->pa_lo = cpu_to_le32(mem->dma & 0xFFFFFFFF);
 666                 sge->len = cpu_to_le32(mem->size);
 667         } else
 668                 wrb->embedded |= MCC_WRB_EMBEDDED_MASK;
 669         be_dws_cpu_to_le(wrb, 8);
 670 }
 671
 672 static void be_cmd_page_addrs_prepare(struct phys_addr *pages, u32 max_pages,
 673                         struct be_dma_mem *mem)
 674 {
 675         int i, buf_pages = min(PAGES_4K_SPANNED(mem->va, mem->size), max_pages);
 676         u64 dma = (u64)mem->dma;
 677
 678         for (i = 0; i < buf_pages; i++) {
 679                 pages[i].lo = cpu_to_le32(dma & 0xFFFFFFFF);
 680                 pages[i].hi = cpu_to_le32(upper_32_bits(dma));
 681                 dma += PAGE_SIZE_4K;
 682         }
 683 }
 684
 685 static inline struct be_mcc_wrb *wrb_from_mbox(struct be_adapter *adapter)
 686 {
 687         struct be_dma_mem *mbox_mem = &adapter->mbox_mem;
 688         struct be_mcc_wrb *wrb
 689                 = &((struct be_mcc_mailbox *)(mbox_mem->va))->wrb;
 690         memset(wrb, 0, sizeof(*wrb));
 691         return wrb;
 692 }
 693
 694 static struct be_mcc_wrb *wrb_from_mccq(struct be_adapter *adapter)
 695 {
 696         struct be_queue_info *mccq = &adapter->mcc_obj.q;
 697         struct be_mcc_wrb *wrb;
 698
 699         if (!mccq->created)
 700                 return NULL;
 701
 702         if (atomic_read(&mccq->used) >= mccq->len)
 703                 return NULL;
 704
 705         wrb = queue_head_node(mccq);
 706         queue_head_inc(mccq);
 707         atomic_inc(&mccq->used);
 708         memset(wrb, 0, sizeof(*wrb));
 709         return wrb;
 710 }
 711
 712 static bool use_mcc(struct be_adapter *adapter)
 713 {
 714         return adapter->mcc_obj.q.created;
 715 }
 716
 717 /* Must be used only in process context */
 718 static int be_cmd_lock(struct be_adapter *adapter)
 719 {
 720         if (use_mcc(adapter)) {
 721                 spin_lock_bh(&adapter->mcc_lock);
 722                 return 0;
 723         } else {
 724                 return mutex_lock_interruptible(&adapter->mbox_lock);
 725         }
 726 }
 727
 728 /* Must be used only in process context */
 729 static void be_cmd_unlock(struct be_adapter *adapter)
 730 {
 731         if (use_mcc(adapter))
 732                 spin_unlock_bh(&adapter->mcc_lock);
 733         else
 734                 return mutex_unlock(&adapter->mbox_lock);
 735 }
 736
 737 static struct be_mcc_wrb *be_cmd_copy(struct be_adapter *adapter,
 738                                       struct be_mcc_wrb *wrb)
 739 {
 740         struct be_mcc_wrb *dest_wrb;
 741
 742         if (use_mcc(adapter)) {
 743                 dest_wrb = wrb_from_mccq(adapter);
 744                 if (!dest_wrb)
 745                         return NULL;
 746         } else {
 747                 dest_wrb = wrb_from_mbox(adapter);
 748         }
 749
 750         memcpy(dest_wrb, wrb, sizeof(*wrb));
 751         if (wrb->embedded & cpu_to_le32(MCC_WRB_EMBEDDED_MASK))
 752                 fill_wrb_tags(dest_wrb, (ulong) embedded_payload(wrb));
 753
 754         return dest_wrb;
 755 }
 756
 757 /* Must be used only in process context */
 758 static int be_cmd_notify_wait(struct be_adapter *adapter,
 759                               struct be_mcc_wrb *wrb)
 760 {
 761         struct be_mcc_wrb *dest_wrb;
 762         int status;
 763
 764         status = be_cmd_lock(adapter);
 765         if (status)
 766                 return status;
 767
 768         dest_wrb = be_cmd_copy(adapter, wrb);
 769         if (!dest_wrb)
 770                 return -EBUSY;
 771
 772         if (use_mcc(adapter))
 773                 status = be_mcc_notify_wait(adapter);
 774         else
 775                 status = be_mbox_notify_wait(adapter);
 776
 777         if (!status)
 778                 memcpy(wrb, dest_wrb, sizeof(*wrb));
 779
 780         be_cmd_unlock(adapter);
 781         return status;
 782 }
 783
 784 /* Tell fw we're about to start firing cmds by writing a
 785  * special pattern across the wrb hdr; uses mbox
 786  */
 787 int be_cmd_fw_init(struct be_adapter *adapter)
 788 {
 789         u8 *wrb;
 790         int status;
 791
 792         if (lancer_chip(adapter))
 793                 return 0;
 794
 795         if (mutex_lock_interruptible(&adapter->mbox_lock))
 796                 return -1;
 797
 798         wrb = (u8 *)wrb_from_mbox(adapter);
 799         *wrb++ = 0xFF;
 800         *wrb++ = 0x12;
 801         *wrb++ = 0x34;
 802         *wrb++ = 0xFF;
 803         *wrb++ = 0xFF;
 804         *wrb++ = 0x56;
 805         *wrb++ = 0x78;
 806         *wrb = 0xFF;
 807
 808         status = be_mbox_notify_wait(adapter);
 809
 810         mutex_unlock(&adapter->mbox_lock);
 811         return status;
 812 }
 813
 814 /* Tell fw we're done with firing cmds by writing a
 815  * special pattern across the wrb hdr; uses mbox
 816  */
 817 int be_cmd_fw_clean(struct be_adapter *adapter)
 818 {
 819         u8 *wrb;
 820         int status;
 821
 822         if (lancer_chip(adapter))
 823                 return 0;
 824
 825         if (mutex_lock_interruptible(&adapter->mbox_lock))
 826                 return -1;
 827
 828         wrb = (u8 *)wrb_from_mbox(adapter);
 829         *wrb++ = 0xFF;
 830         *wrb++ = 0xAA;
 831         *wrb++ = 0xBB;
 832         *wrb++ = 0xFF;
 833         *wrb++ = 0xFF;
 834         *wrb++ = 0xCC;
 835         *wrb++ = 0xDD;
 836         *wrb = 0xFF;
 837
 838         status = be_mbox_notify_wait(adapter);
 839
 840         mutex_unlock(&adapter->mbox_lock);
 841         return status;
 842 }
 843
 844 int be_cmd_eq_create(struct be_adapter *adapter, struct be_eq_obj *eqo)
 845 {
 846         struct be_mcc_wrb *wrb;
 847         struct be_cmd_req_eq_create *req;
 848         struct be_dma_mem *q_mem = &eqo->q.dma_mem;
 849         int status, ver = 0;
 850
 851         if (mutex_lock_interruptible(&adapter->mbox_lock))
 852                 return -1;
 853
 854         wrb = wrb_from_mbox(adapter);
 855         req = embedded_payload(wrb);
 856
 857         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
 858                 OPCODE_COMMON_EQ_CREATE, sizeof(*req), wrb, NULL);
 859
 860         /* Support for EQ_CREATEv2 available only SH-R onwards */
 861         if (!(BEx_chip(adapter) || lancer_chip(adapter)))
 862                 ver = 2;
 863
 864         req->hdr.version = ver;
 865         req->num_pages =  cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
 866
 867         AMAP_SET_BITS(struct amap_eq_context, valid, req->context, 1);
 868         /* 4byte eqe*/
 869         AMAP_SET_BITS(struct amap_eq_context, size, req->context, 0);
 870         AMAP_SET_BITS(struct amap_eq_context, count, req->context,
 871                       __ilog2_u32(eqo->q.len / 256));
 872         be_dws_cpu_to_le(req->context, sizeof(req->context));
 873
 874         be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
 875
 876         status = be_mbox_notify_wait(adapter);
 877         if (!status) {
 878                 struct be_cmd_resp_eq_create *resp = embedded_payload(wrb);
 879                 eqo->q.id = le16_to_cpu(resp->eq_id);
 880                 eqo->msix_idx =
 881                         (ver == 2) ? le16_to_cpu(resp->msix_idx) : eqo->idx;
 882                 eqo->q.created = true;
 883         }
 884
 885         mutex_unlock(&adapter->mbox_lock);
 886         return status;
 887 }
 888
 889 /* Use MCC */
 890 int be_cmd_mac_addr_query(struct be_adapter *adapter, u8 *mac_addr,
 891                           bool permanent, u32 if_handle, u32 pmac_id)
 892 {
 893         struct be_mcc_wrb *wrb;
 894         struct be_cmd_req_mac_query *req;
 895         int status;
 896
 897         spin_lock_bh(&adapter->mcc_lock);
 898
 899         wrb = wrb_from_mccq(adapter);
 900         if (!wrb) {
 901                 status = -EBUSY;
 902                 goto err;
 903         }
 904         req = embedded_payload(wrb);
 905
 906         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
 907                 OPCODE_COMMON_NTWK_MAC_QUERY, sizeof(*req), wrb, NULL);
 908         req->type = MAC_ADDRESS_TYPE_NETWORK;
 909         if (permanent) {
 910                 req->permanent = 1;
 911         } else {
 912                 req->if_id = cpu_to_le16((u16) if_handle);
 913                 req->pmac_id = cpu_to_le32(pmac_id);
 914                 req->permanent = 0;
 915         }
 916
 917         status = be_mcc_notify_wait(adapter);
 918         if (!status) {
 919                 struct be_cmd_resp_mac_query *resp = embedded_payload(wrb);
 920                 memcpy(mac_addr, resp->mac.addr, ETH_ALEN);
 921         }
 922
 923 err:
 924         spin_unlock_bh(&adapter->mcc_lock);
 925         return status;
 926 }
 927
 928 /* Uses synchronous MCCQ */
 929 int be_cmd_pmac_add(struct be_adapter *adapter, u8 *mac_addr,
 930                 u32 if_id, u32 *pmac_id, u32 domain)
 931 {
 932         struct be_mcc_wrb *wrb;
 933         struct be_cmd_req_pmac_add *req;
 934         int status;
 935
 936         spin_lock_bh(&adapter->mcc_lock);
 937
 938         wrb = wrb_from_mccq(adapter);
 939         if (!wrb) {
 940                 status = -EBUSY;
 941                 goto err;
 942         }
 943         req = embedded_payload(wrb);
 944
 945         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
 946                 OPCODE_COMMON_NTWK_PMAC_ADD, sizeof(*req), wrb, NULL);
 947
 948         req->hdr.domain = domain;
 949         req->if_id = cpu_to_le32(if_id);
 950         memcpy(req->mac_address, mac_addr, ETH_ALEN);
 951
 952         status = be_mcc_notify_wait(adapter);
 953         if (!status) {
 954                 struct be_cmd_resp_pmac_add *resp = embedded_payload(wrb);
 955                 *pmac_id = le32_to_cpu(resp->pmac_id);
 956         }
 957
 958 err:
 959         spin_unlock_bh(&adapter->mcc_lock);
 960
 961          if (status == MCC_STATUS_UNAUTHORIZED_REQUEST)
 962                 status = -EPERM;
 963
 964         return status;
 965 }
 966
 967 /* Uses synchronous MCCQ */
 968 int be_cmd_pmac_del(struct be_adapter *adapter, u32 if_id, int pmac_id, u32 dom)
 969 {
 970         struct be_mcc_wrb *wrb;
 971         struct be_cmd_req_pmac_del *req;
 972         int status;
 973
 974         if (pmac_id == -1)
 975                 return 0;
 976
 977         spin_lock_bh(&adapter->mcc_lock);
 978
 979         wrb = wrb_from_mccq(adapter);
 980         if (!wrb) {
 981                 status = -EBUSY;
 982                 goto err;
 983         }
 984         req = embedded_payload(wrb);
 985
 986         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
 987                 OPCODE_COMMON_NTWK_PMAC_DEL, sizeof(*req), wrb, NULL);
 988
 989         req->hdr.domain = dom;
 990         req->if_id = cpu_to_le32(if_id);
 991         req->pmac_id = cpu_to_le32(pmac_id);
 992
 993         status = be_mcc_notify_wait(adapter);
 994
 995 err:
 996         spin_unlock_bh(&adapter->mcc_lock);
 997         return status;
 998 }
 999
1000 /* Uses Mbox */
1001 int be_cmd_cq_create(struct be_adapter *adapter, struct be_queue_info *cq,
1002                 struct be_queue_info *eq, bool no_delay, int coalesce_wm)
1003 {
1004         struct be_mcc_wrb *wrb;
1005         struct be_cmd_req_cq_create *req;
1006         struct be_dma_mem *q_mem = &cq->dma_mem;
1007         void *ctxt;
1008         int status;
1009
1010         if (mutex_lock_interruptible(&adapter->mbox_lock))
1011                 return -1;
1012
1013         wrb = wrb_from_mbox(adapter);
1014         req = embedded_payload(wrb);
1015         ctxt = &req->context;
1016
1017         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1018                 OPCODE_COMMON_CQ_CREATE, sizeof(*req), wrb, NULL);
1019
1020         req->num_pages =  cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
1021
1022         if (BEx_chip(adapter)) {
1023                 AMAP_SET_BITS(struct amap_cq_context_be, coalescwm, ctxt,
1024                                                                 coalesce_wm);
1025                 AMAP_SET_BITS(struct amap_cq_context_be, nodelay,
1026                                                                 ctxt, no_delay);
1027                 AMAP_SET_BITS(struct amap_cq_context_be, count, ctxt,
1028                                                 __ilog2_u32(cq->len/256));
1029                 AMAP_SET_BITS(struct amap_cq_context_be, valid, ctxt, 1);
1030                 AMAP_SET_BITS(struct amap_cq_context_be, eventable, ctxt, 1);
1031                 AMAP_SET_BITS(struct amap_cq_context_be, eqid, ctxt, eq->id);
1032         } else {
1033                 req->hdr.version = 2;
1034                 req->page_size = 1; /* 1 for 4K */
1035
1036                 /* coalesce-wm field in this cmd is not relevant to Lancer.
1037                  * Lancer uses COMMON_MODIFY_CQ to set this field
1038                  */
1039                 if (!lancer_chip(adapter))
1040                         AMAP_SET_BITS(struct amap_cq_context_v2, coalescwm,
1041                                       ctxt, coalesce_wm);
1042                 AMAP_SET_BITS(struct amap_cq_context_v2, nodelay, ctxt,
1043                                                                 no_delay);
1044                 AMAP_SET_BITS(struct amap_cq_context_v2, count, ctxt,
1045                                                 __ilog2_u32(cq->len/256));
1046                 AMAP_SET_BITS(struct amap_cq_context_v2, valid, ctxt, 1);
1047                 AMAP_SET_BITS(struct amap_cq_context_v2, eventable,
1048                                                                 ctxt, 1);
1049                 AMAP_SET_BITS(struct amap_cq_context_v2, eqid,
1050                                                                 ctxt, eq->id);
1051         }
1052
1053         be_dws_cpu_to_le(ctxt, sizeof(req->context));
1054
1055         be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
1056
1057         status = be_mbox_notify_wait(adapter);
1058         if (!status) {
1059                 struct be_cmd_resp_cq_create *resp = embedded_payload(wrb);
1060                 cq->id = le16_to_cpu(resp->cq_id);
1061                 cq->created = true;
1062         }
1063
1064         mutex_unlock(&adapter->mbox_lock);
1065
1066         return status;
1067 }
1068
1069 static u32 be_encoded_q_len(int q_len)
1070 {
1071         u32 len_encoded = fls(q_len); /* log2(len) + 1 */
1072         if (len_encoded == 16)
1073                 len_encoded = 0;
1074         return len_encoded;
1075 }
1076
1077 static int be_cmd_mccq_ext_create(struct be_adapter *adapter,
1078                                 struct be_queue_info *mccq,
1079                                 struct be_queue_info *cq)
1080 {
1081         struct be_mcc_wrb *wrb;
1082         struct be_cmd_req_mcc_ext_create *req;
1083         struct be_dma_mem *q_mem = &mccq->dma_mem;
1084         void *ctxt;
1085         int status;
1086
1087         if (mutex_lock_interruptible(&adapter->mbox_lock))
1088                 return -1;
1089
1090         wrb = wrb_from_mbox(adapter);
1091         req = embedded_payload(wrb);
1092         ctxt = &req->context;
1093
1094         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1095                         OPCODE_COMMON_MCC_CREATE_EXT, sizeof(*req), wrb, NULL);
1096
1097         req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
1098         if (lancer_chip(adapter)) {
1099                 req->hdr.version = 1;
1100                 req->cq_id = cpu_to_le16(cq->id);
1101
1102                 AMAP_SET_BITS(struct amap_mcc_context_lancer, ring_size, ctxt,
1103                                                 be_encoded_q_len(mccq->len));
1104                 AMAP_SET_BITS(struct amap_mcc_context_lancer, valid, ctxt, 1);
1105                 AMAP_SET_BITS(struct amap_mcc_context_lancer, async_cq_id,
1106                                                                 ctxt, cq->id);
1107                 AMAP_SET_BITS(struct amap_mcc_context_lancer, async_cq_valid,
1108                                                                  ctxt, 1);
1109
1110         } else {
1111                 AMAP_SET_BITS(struct amap_mcc_context_be, valid, ctxt, 1);
1112                 AMAP_SET_BITS(struct amap_mcc_context_be, ring_size, ctxt,
1113                                                 be_encoded_q_len(mccq->len));
1114                 AMAP_SET_BITS(struct amap_mcc_context_be, cq_id, ctxt, cq->id);
1115         }
1116
1117         /* Subscribe to Link State and Group 5 Events(bits 1 and 5 set) */
1118         req->async_event_bitmap[0] = cpu_to_le32(0x00000022);
1119         req->async_event_bitmap[0] |= cpu_to_le32(1 << ASYNC_EVENT_CODE_QNQ);
1120         be_dws_cpu_to_le(ctxt, sizeof(req->context));
1121
1122         be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
1123
1124         status = be_mbox_notify_wait(adapter);
1125         if (!status) {
1126                 struct be_cmd_resp_mcc_create *resp = embedded_payload(wrb);
1127                 mccq->id = le16_to_cpu(resp->id);
1128                 mccq->created = true;
1129         }
1130         mutex_unlock(&adapter->mbox_lock);
1131
1132         return status;
1133 }
1134
1135 static int be_cmd_mccq_org_create(struct be_adapter *adapter,
1136                                 struct be_queue_info *mccq,
1137                                 struct be_queue_info *cq)
1138 {
1139         struct be_mcc_wrb *wrb;
1140         struct be_cmd_req_mcc_create *req;
1141         struct be_dma_mem *q_mem = &mccq->dma_mem;
1142         void *ctxt;
1143         int status;
1144
1145         if (mutex_lock_interruptible(&adapter->mbox_lock))
1146                 return -1;
1147
1148         wrb = wrb_from_mbox(adapter);
1149         req = embedded_payload(wrb);
1150         ctxt = &req->context;
1151
1152         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1153                         OPCODE_COMMON_MCC_CREATE, sizeof(*req), wrb, NULL);
1154
1155         req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
1156
1157         AMAP_SET_BITS(struct amap_mcc_context_be, valid, ctxt, 1);
1158         AMAP_SET_BITS(struct amap_mcc_context_be, ring_size, ctxt,
1159                         be_encoded_q_len(mccq->len));
1160         AMAP_SET_BITS(struct amap_mcc_context_be, cq_id, ctxt, cq->id);
1161
1162         be_dws_cpu_to_le(ctxt, sizeof(req->context));
1163
1164         be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
1165
1166         status = be_mbox_notify_wait(adapter);
1167         if (!status) {
1168                 struct be_cmd_resp_mcc_create *resp = embedded_payload(wrb);
1169                 mccq->id = le16_to_cpu(resp->id);
1170                 mccq->created = true;
1171         }
1172
1173         mutex_unlock(&adapter->mbox_lock);
1174         return status;
1175 }
1176
1177 int be_cmd_mccq_create(struct be_adapter *adapter,
1178                         struct be_queue_info *mccq,
1179                         struct be_queue_info *cq)
1180 {
1181         int status;
1182
1183         status = be_cmd_mccq_ext_create(adapter, mccq, cq);
1184         if (status && !lancer_chip(adapter)) {
1185                 dev_warn(&adapter->pdev->dev, "Upgrade to F/W ver 2.102.235.0 "
1186                         "or newer to avoid conflicting priorities between NIC "
1187                         "and FCoE traffic");
1188                 status = be_cmd_mccq_org_create(adapter, mccq, cq);
1189         }
1190         return status;
1191 }
1192
1193 int be_cmd_txq_create(struct be_adapter *adapter, struct be_tx_obj *txo)
1194 {
1195         struct be_mcc_wrb wrb = {0};
1196         struct be_cmd_req_eth_tx_create *req;
1197         struct be_queue_info *txq = &txo->q;
1198         struct be_queue_info *cq = &txo->cq;
1199         struct be_dma_mem *q_mem = &txq->dma_mem;
1200         int status, ver = 0;
1201
1202         req = embedded_payload(&wrb);
1203         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
1204                                 OPCODE_ETH_TX_CREATE, sizeof(*req), &wrb, NULL);
1205
1206         if (lancer_chip(adapter)) {
1207                 req->hdr.version = 1;
1208         } else if (BEx_chip(adapter)) {
1209                 if (adapter->function_caps & BE_FUNCTION_CAPS_SUPER_NIC)
1210                         req->hdr.version = 2;
1211         } else { /* For SH */
1212                 req->hdr.version = 2;
1213         }
1214
1215         if (req->hdr.version > 0)
1216                 req->if_id = cpu_to_le16(adapter->if_handle);
1217         req->num_pages = PAGES_4K_SPANNED(q_mem->va, q_mem->size);
1218         req->ulp_num = BE_ULP1_NUM;
1219         req->type = BE_ETH_TX_RING_TYPE_STANDARD;
1220         req->cq_id = cpu_to_le16(cq->id);
1221         req->queue_size = be_encoded_q_len(txq->len);
1222         be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
1223         ver = req->hdr.version;
1224
1225         status = be_cmd_notify_wait(adapter, &wrb);
1226         if (!status) {
1227                 struct be_cmd_resp_eth_tx_create *resp = embedded_payload(&wrb);
1228                 txq->id = le16_to_cpu(resp->cid);
1229                 if (ver == 2)
1230                         txo->db_offset = le32_to_cpu(resp->db_offset);
1231                 else
1232                         txo->db_offset = DB_TXULP1_OFFSET;
1233                 txq->created = true;
1234         }
1235
1236         return status;
1237 }
1238
1239 /* Uses MCC */
1240 int be_cmd_rxq_create(struct be_adapter *adapter,
1241                 struct be_queue_info *rxq, u16 cq_id, u16 frag_size,
1242                 u32 if_id, u32 rss, u8 *rss_id)
1243 {
1244         struct be_mcc_wrb *wrb;
1245         struct be_cmd_req_eth_rx_create *req;
1246         struct be_dma_mem *q_mem = &rxq->dma_mem;
1247         int status;
1248
1249         spin_lock_bh(&adapter->mcc_lock);
1250
1251         wrb = wrb_from_mccq(adapter);
1252         if (!wrb) {
1253                 status = -EBUSY;
1254                 goto err;
1255         }
1256         req = embedded_payload(wrb);
1257
1258         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
1259                                 OPCODE_ETH_RX_CREATE, sizeof(*req), wrb, NULL);
1260
1261         req->cq_id = cpu_to_le16(cq_id);
1262         req->frag_size = fls(frag_size) - 1;
1263         req->num_pages = 2;
1264         be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
1265         req->interface_id = cpu_to_le32(if_id);
1266         req->max_frame_size = cpu_to_le16(BE_MAX_JUMBO_FRAME_SIZE);
1267         req->rss_queue = cpu_to_le32(rss);
1268
1269         status = be_mcc_notify_wait(adapter);
1270         if (!status) {
1271                 struct be_cmd_resp_eth_rx_create *resp = embedded_payload(wrb);
1272                 rxq->id = le16_to_cpu(resp->id);
1273                 rxq->created = true;
1274                 *rss_id = resp->rss_id;
1275         }
1276
1277 err:
1278         spin_unlock_bh(&adapter->mcc_lock);
1279         return status;
1280 }
1281
1282 /* Generic destroyer function for all types of queues
1283  * Uses Mbox
1284  */
1285 int be_cmd_q_destroy(struct be_adapter *adapter, struct be_queue_info *q,
1286                 int queue_type)
1287 {
1288         struct be_mcc_wrb *wrb;
1289         struct be_cmd_req_q_destroy *req;
1290         u8 subsys = 0, opcode = 0;
1291         int status;
1292
1293         if (mutex_lock_interruptible(&adapter->mbox_lock))
1294                 return -1;
1295
1296         wrb = wrb_from_mbox(adapter);
1297         req = embedded_payload(wrb);
1298
1299         switch (queue_type) {
1300         case QTYPE_EQ:
1301                 subsys = CMD_SUBSYSTEM_COMMON;
1302                 opcode = OPCODE_COMMON_EQ_DESTROY;
1303                 break;
1304         case QTYPE_CQ:
1305                 subsys = CMD_SUBSYSTEM_COMMON;
1306                 opcode = OPCODE_COMMON_CQ_DESTROY;
1307                 break;
1308         case QTYPE_TXQ:
1309                 subsys = CMD_SUBSYSTEM_ETH;
1310                 opcode = OPCODE_ETH_TX_DESTROY;
1311                 break;
1312         case QTYPE_RXQ:
1313                 subsys = CMD_SUBSYSTEM_ETH;
1314                 opcode = OPCODE_ETH_RX_DESTROY;
1315                 break;
1316         case QTYPE_MCCQ:
1317                 subsys = CMD_SUBSYSTEM_COMMON;
1318                 opcode = OPCODE_COMMON_MCC_DESTROY;
1319                 break;
1320         default:
1321                 BUG();
1322         }
1323
1324         be_wrb_cmd_hdr_prepare(&req->hdr, subsys, opcode, sizeof(*req), wrb,
1325                                 NULL);
1326         req->id = cpu_to_le16(q->id);
1327
1328         status = be_mbox_notify_wait(adapter);
1329         q->created = false;
1330
1331         mutex_unlock(&adapter->mbox_lock);
1332         return status;
1333 }
1334
1335 /* Uses MCC */
1336 int be_cmd_rxq_destroy(struct be_adapter *adapter, struct be_queue_info *q)
1337 {
1338         struct be_mcc_wrb *wrb;
1339         struct be_cmd_req_q_destroy *req;
1340         int status;
1341
1342         spin_lock_bh(&adapter->mcc_lock);
1343
1344         wrb = wrb_from_mccq(adapter);
1345         if (!wrb) {
1346                 status = -EBUSY;
1347                 goto err;
1348         }
1349         req = embedded_payload(wrb);
1350
1351         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
1352                         OPCODE_ETH_RX_DESTROY, sizeof(*req), wrb, NULL);
1353         req->id = cpu_to_le16(q->id);
1354
1355         status = be_mcc_notify_wait(adapter);
1356         q->created = false;
1357
1358 err:
1359         spin_unlock_bh(&adapter->mcc_lock);
1360         return status;
1361 }
1362
1363 /* Create an rx filtering policy configuration on an i/f
1364  * Will use MBOX only if MCCQ has not been created.
1365  */
1366 int be_cmd_if_create(struct be_adapter *adapter, u32 cap_flags, u32 en_flags,
1367                      u32 *if_handle, u32 domain)
1368 {
1369         struct be_mcc_wrb wrb = {0};
1370         struct be_cmd_req_if_create *req;
1371         int status;
1372
1373         req = embedded_payload(&wrb);
1374         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1375                 OPCODE_COMMON_NTWK_INTERFACE_CREATE, sizeof(*req), &wrb, NULL);
1376         req->hdr.domain = domain;
1377         req->capability_flags = cpu_to_le32(cap_flags);
1378         req->enable_flags = cpu_to_le32(en_flags);
1379         req->pmac_invalid = true;
1380
1381         status = be_cmd_notify_wait(adapter, &wrb);
1382         if (!status) {
1383                 struct be_cmd_resp_if_create *resp = embedded_payload(&wrb);
1384                 *if_handle = le32_to_cpu(resp->interface_id);
1385
1386                 /* Hack to retrieve VF's pmac-id on BE3 */
1387                 if (BE3_chip(adapter) && !be_physfn(adapter))
1388                         adapter->pmac_id[0] = le32_to_cpu(resp->pmac_id);
1389         }
1390         return status;
1391 }
1392
1393 /* Uses MCCQ */
1394 int be_cmd_if_destroy(struct be_adapter *adapter, int interface_id, u32 domain)
1395 {
1396         struct be_mcc_wrb *wrb;
1397         struct be_cmd_req_if_destroy *req;
1398         int status;
1399
1400         if (interface_id == -1)
1401                 return 0;
1402
1403         spin_lock_bh(&adapter->mcc_lock);
1404
1405         wrb = wrb_from_mccq(adapter);
1406         if (!wrb) {
1407                 status = -EBUSY;
1408                 goto err;
1409         }
1410         req = embedded_payload(wrb);
1411
1412         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1413                 OPCODE_COMMON_NTWK_INTERFACE_DESTROY, sizeof(*req), wrb, NULL);
1414         req->hdr.domain = domain;
1415         req->interface_id = cpu_to_le32(interface_id);
1416
1417         status = be_mcc_notify_wait(adapter);
1418 err:
1419         spin_unlock_bh(&adapter->mcc_lock);
1420         return status;
1421 }
1422
1423 /* Get stats is a non embedded command: the request is not embedded inside
1424  * WRB but is a separate dma memory block
1425  * Uses asynchronous MCC
1426  */
1427 int be_cmd_get_stats(struct be_adapter *adapter, struct be_dma_mem *nonemb_cmd)
1428 {
1429         struct be_mcc_wrb *wrb;
1430         struct be_cmd_req_hdr *hdr;
1431         int status = 0;
1432
1433         spin_lock_bh(&adapter->mcc_lock);
1434
1435         wrb = wrb_from_mccq(adapter);
1436         if (!wrb) {
1437                 status = -EBUSY;
1438                 goto err;
1439         }
1440         hdr = nonemb_cmd->va;
1441
1442         be_wrb_cmd_hdr_prepare(hdr, CMD_SUBSYSTEM_ETH,
1443                 OPCODE_ETH_GET_STATISTICS, nonemb_cmd->size, wrb, nonemb_cmd);
1444
1445         /* version 1 of the cmd is not supported only by BE2 */
1446         if (BE2_chip(adapter))
1447                 hdr->version = 0;
1448         if (BE3_chip(adapter) || lancer_chip(adapter))
1449                 hdr->version = 1;
1450         else
1451                 hdr->version = 2;
1452
1453         be_mcc_notify(adapter);
1454         adapter->stats_cmd_sent = true;
1455
1456 err:
1457         spin_unlock_bh(&adapter->mcc_lock);
1458         return status;
1459 }
1460
1461 /* Lancer Stats */
1462 int lancer_cmd_get_pport_stats(struct be_adapter *adapter,
1463                                 struct be_dma_mem *nonemb_cmd)
1464 {
1465
1466         struct be_mcc_wrb *wrb;
1467         struct lancer_cmd_req_pport_stats *req;
1468         int status = 0;
1469
1470         if (!be_cmd_allowed(adapter, OPCODE_ETH_GET_PPORT_STATS,
1471                             CMD_SUBSYSTEM_ETH))
1472                 return -EPERM;
1473
1474         spin_lock_bh(&adapter->mcc_lock);
1475
1476         wrb = wrb_from_mccq(adapter);
1477         if (!wrb) {
1478                 status = -EBUSY;
1479                 goto err;
1480         }
1481         req = nonemb_cmd->va;
1482
1483         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
1484                         OPCODE_ETH_GET_PPORT_STATS, nonemb_cmd->size, wrb,
1485                         nonemb_cmd);
1486
1487         req->cmd_params.params.pport_num = cpu_to_le16(adapter->hba_port_num);
1488         req->cmd_params.params.reset_stats = 0;
1489
1490         be_mcc_notify(adapter);
1491         adapter->stats_cmd_sent = true;
1492
1493 err:
1494         spin_unlock_bh(&adapter->mcc_lock);
1495         return status;
1496 }
1497
1498 static int be_mac_to_link_speed(int mac_speed)
1499 {
1500         switch (mac_speed) {
1501         case PHY_LINK_SPEED_ZERO:
1502                 return 0;
1503         case PHY_LINK_SPEED_10MBPS:
1504                 return 10;
1505         case PHY_LINK_SPEED_100MBPS:
1506                 return 100;
1507         case PHY_LINK_SPEED_1GBPS:
1508                 return 1000;
1509         case PHY_LINK_SPEED_10GBPS:
1510                 return 10000;
1511         case PHY_LINK_SPEED_20GBPS:
1512                 return 20000;
1513         case PHY_LINK_SPEED_25GBPS:
1514                 return 25000;
1515         case PHY_LINK_SPEED_40GBPS:
1516                 return 40000;
1517         }
1518         return 0;
1519 }
1520
1521 /* Uses synchronous mcc
1522  * Returns link_speed in Mbps
1523  */
1524 int be_cmd_link_status_query(struct be_adapter *adapter, u16 *link_speed,
1525                              u8 *link_status, u32 dom)
1526 {
1527         struct be_mcc_wrb *wrb;
1528         struct be_cmd_req_link_status *req;
1529         int status;
1530
1531         spin_lock_bh(&adapter->mcc_lock);
1532
1533         if (link_status)
1534                 *link_status = LINK_DOWN;
1535
1536         wrb = wrb_from_mccq(adapter);
1537         if (!wrb) {
1538                 status = -EBUSY;
1539                 goto err;
1540         }
1541         req = embedded_payload(wrb);
1542
1543         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1544                 OPCODE_COMMON_NTWK_LINK_STATUS_QUERY, sizeof(*req), wrb, NULL);
1545
1546         /* version 1 of the cmd is not supported only by BE2 */
1547         if (!BE2_chip(adapter))
1548                 req->hdr.version = 1;
1549
1550         req->hdr.domain = dom;
1551
1552         status = be_mcc_notify_wait(adapter);
1553         if (!status) {
1554                 struct be_cmd_resp_link_status *resp = embedded_payload(wrb);
1555                 if (link_speed) {
1556                         *link_speed = resp->link_speed ?
1557                                       le16_to_cpu(resp->link_speed) * 10 :
1558                                       be_mac_to_link_speed(resp->mac_speed);
1559
1560                         if (!resp->logical_link_status)
1561                                 *link_speed = 0;
1562                 }
1563                 if (link_status)
1564                         *link_status = resp->logical_link_status;
1565         }
1566
1567 err:
1568         spin_unlock_bh(&adapter->mcc_lock);
1569         return status;
1570 }
1571
1572 /* Uses synchronous mcc */
1573 int be_cmd_get_die_temperature(struct be_adapter *adapter)
1574 {
1575         struct be_mcc_wrb *wrb;
1576         struct be_cmd_req_get_cntl_addnl_attribs *req;
1577         int status = 0;
1578
1579         spin_lock_bh(&adapter->mcc_lock);
1580
1581         wrb = wrb_from_mccq(adapter);
1582         if (!wrb) {
1583                 status = -EBUSY;
1584                 goto err;
1585         }
1586         req = embedded_payload(wrb);
1587
1588         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1589                 OPCODE_COMMON_GET_CNTL_ADDITIONAL_ATTRIBUTES, sizeof(*req),
1590                 wrb, NULL);
1591
1592         be_mcc_notify(adapter);
1593
1594 err:
1595         spin_unlock_bh(&adapter->mcc_lock);
1596         return status;
1597 }
1598
1599 /* Uses synchronous mcc */
1600 int be_cmd_get_reg_len(struct be_adapter *adapter, u32 *log_size)
1601 {
1602         struct be_mcc_wrb *wrb;
1603         struct be_cmd_req_get_fat *req;
1604         int status;
1605
1606         spin_lock_bh(&adapter->mcc_lock);
1607
1608         wrb = wrb_from_mccq(adapter);
1609         if (!wrb) {
1610                 status = -EBUSY;
1611                 goto err;
1612         }
1613         req = embedded_payload(wrb);
1614
1615         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1616                 OPCODE_COMMON_MANAGE_FAT, sizeof(*req), wrb, NULL);
1617         req->fat_operation = cpu_to_le32(QUERY_FAT);
1618         status = be_mcc_notify_wait(adapter);
1619         if (!status) {
1620                 struct be_cmd_resp_get_fat *resp = embedded_payload(wrb);
1621                 if (log_size && resp->log_size)
1622                         *log_size = le32_to_cpu(resp->log_size) -
1623                                         sizeof(u32);
1624         }
1625 err:
1626         spin_unlock_bh(&adapter->mcc_lock);
1627         return status;
1628 }
1629
1630 void be_cmd_get_regs(struct be_adapter *adapter, u32 buf_len, void *buf)
1631 {
1632         struct be_dma_mem get_fat_cmd;
1633         struct be_mcc_wrb *wrb;
1634         struct be_cmd_req_get_fat *req;
1635         u32 offset = 0, total_size, buf_size,
1636                                 log_offset = sizeof(u32), payload_len;
1637         int status;
1638
1639         if (buf_len == 0)
1640                 return;
1641
1642         total_size = buf_len;
1643
1644         get_fat_cmd.size = sizeof(struct be_cmd_req_get_fat) + 60*1024;
1645         get_fat_cmd.va = pci_alloc_consistent(adapter->pdev,
1646                         get_fat_cmd.size,
1647                         &get_fat_cmd.dma);
1648         if (!get_fat_cmd.va) {
1649                 status = -ENOMEM;
1650                 dev_err(&adapter->pdev->dev,
1651                 "Memory allocation failure while retrieving FAT data\n");
1652                 return;
1653         }
1654
1655         spin_lock_bh(&adapter->mcc_lock);
1656
1657         while (total_size) {
1658                 buf_size = min(total_size, (u32)60*1024);
1659                 total_size -= buf_size;
1660
1661                 wrb = wrb_from_mccq(adapter);
1662                 if (!wrb) {
1663                         status = -EBUSY;
1664                         goto err;
1665                 }
1666                 req = get_fat_cmd.va;
1667
1668                 payload_len = sizeof(struct be_cmd_req_get_fat) + buf_size;
1669                 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1670                                 OPCODE_COMMON_MANAGE_FAT, payload_len, wrb,
1671                                 &get_fat_cmd);
1672
1673                 req->fat_operation = cpu_to_le32(RETRIEVE_FAT);
1674                 req->read_log_offset = cpu_to_le32(log_offset);
1675                 req->read_log_length = cpu_to_le32(buf_size);
1676                 req->data_buffer_size = cpu_to_le32(buf_size);
1677
1678                 status = be_mcc_notify_wait(adapter);
1679                 if (!status) {
1680                         struct be_cmd_resp_get_fat *resp = get_fat_cmd.va;
1681                         memcpy(buf + offset,
1682                                 resp->data_buffer,
1683                                 le32_to_cpu(resp->read_log_length));
1684                 } else {
1685                         dev_err(&adapter->pdev->dev, "FAT Table Retrieve error\n");
1686                         goto err;
1687                 }
1688                 offset += buf_size;
1689                 log_offset += buf_size;
1690         }
1691 err:
1692         pci_free_consistent(adapter->pdev, get_fat_cmd.size,
1693                         get_fat_cmd.va,
1694                         get_fat_cmd.dma);
1695         spin_unlock_bh(&adapter->mcc_lock);
1696 }
1697
1698 /* Uses synchronous mcc */
1699 int be_cmd_get_fw_ver(struct be_adapter *adapter, char *fw_ver,
1700                         char *fw_on_flash)
1701 {
1702         struct be_mcc_wrb *wrb;
1703         struct be_cmd_req_get_fw_version *req;
1704         int status;
1705
1706         spin_lock_bh(&adapter->mcc_lock);
1707
1708         wrb = wrb_from_mccq(adapter);
1709         if (!wrb) {
1710                 status = -EBUSY;
1711                 goto err;
1712         }
1713
1714         req = embedded_payload(wrb);
1715
1716         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1717                 OPCODE_COMMON_GET_FW_VERSION, sizeof(*req), wrb, NULL);
1718         status = be_mcc_notify_wait(adapter);
1719         if (!status) {
1720                 struct be_cmd_resp_get_fw_version *resp = embedded_payload(wrb);
1721                 strcpy(fw_ver, resp->firmware_version_string);
1722                 if (fw_on_flash)
1723                         strcpy(fw_on_flash, resp->fw_on_flash_version_string);
1724         }
1725 err:
1726         spin_unlock_bh(&adapter->mcc_lock);
1727         return status;
1728 }
1729
1730 /* set the EQ delay interval of an EQ to specified value
1731  * Uses async mcc
1732  */
1733 int be_cmd_modify_eqd(struct be_adapter *adapter, struct be_set_eqd *set_eqd,
1734                       int num)
1735 {
1736         struct be_mcc_wrb *wrb;
1737         struct be_cmd_req_modify_eq_delay *req;
1738         int status = 0, i;
1739
1740         spin_lock_bh(&adapter->mcc_lock);
1741
1742         wrb = wrb_from_mccq(adapter);
1743         if (!wrb) {
1744                 status = -EBUSY;
1745                 goto err;
1746         }
1747         req = embedded_payload(wrb);
1748
1749         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1750                 OPCODE_COMMON_MODIFY_EQ_DELAY, sizeof(*req), wrb, NULL);
1751
1752         req->num_eq = cpu_to_le32(num);
1753         for (i = 0; i < num; i++) {
1754                 req->set_eqd[i].eq_id = cpu_to_le32(set_eqd[i].eq_id);
1755                 req->set_eqd[i].phase = 0;
1756                 req->set_eqd[i].delay_multiplier =
1757                                 cpu_to_le32(set_eqd[i].delay_multiplier);
1758         }
1759
1760         be_mcc_notify(adapter);
1761 err:
1762         spin_unlock_bh(&adapter->mcc_lock);
1763         return status;
1764 }
1765
1766 /* Uses sycnhronous mcc */
1767 int be_cmd_vlan_config(struct be_adapter *adapter, u32 if_id, u16 *vtag_array,
1768                        u32 num, bool promiscuous)
1769 {
1770         struct be_mcc_wrb *wrb;
1771         struct be_cmd_req_vlan_config *req;
1772         int status;
1773
1774         spin_lock_bh(&adapter->mcc_lock);
1775
1776         wrb = wrb_from_mccq(adapter);
1777         if (!wrb) {
1778                 status = -EBUSY;
1779                 goto err;
1780         }
1781         req = embedded_payload(wrb);
1782
1783         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1784                 OPCODE_COMMON_NTWK_VLAN_CONFIG, sizeof(*req), wrb, NULL);
1785
1786         req->interface_id = if_id;
1787         req->promiscuous = promiscuous;
1788         req->untagged = BE_IF_FLAGS_UNTAGGED & be_if_cap_flags(adapter) ? 1 : 0;
1789         req->num_vlan = num;
1790         if (!promiscuous) {
1791                 memcpy(req->normal_vlan, vtag_array,
1792                         req->num_vlan * sizeof(vtag_array[0]));
1793         }
1794
1795         status = be_mcc_notify_wait(adapter);
1796
1797 err:
1798         spin_unlock_bh(&adapter->mcc_lock);
1799         return status;
1800 }
1801
1802 int be_cmd_rx_filter(struct be_adapter *adapter, u32 flags, u32 value)
1803 {
1804         struct be_mcc_wrb *wrb;
1805         struct be_dma_mem *mem = &adapter->rx_filter;
1806         struct be_cmd_req_rx_filter *req = mem->va;
1807         int status;
1808
1809         spin_lock_bh(&adapter->mcc_lock);
1810
1811         wrb = wrb_from_mccq(adapter);
1812         if (!wrb) {
1813                 status = -EBUSY;
1814                 goto err;
1815         }
1816         memset(req, 0, sizeof(*req));
1817         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1818                                 OPCODE_COMMON_NTWK_RX_FILTER, sizeof(*req),
1819                                 wrb, mem);
1820
1821         req->if_id = cpu_to_le32(adapter->if_handle);
1822         if (flags & IFF_PROMISC) {
1823                 req->if_flags_mask = cpu_to_le32(BE_IF_FLAGS_PROMISCUOUS |
1824                                         BE_IF_FLAGS_VLAN_PROMISCUOUS |
1825                                         BE_IF_FLAGS_MCAST_PROMISCUOUS);
1826                 if (value == ON)
1827                         req->if_flags = cpu_to_le32(BE_IF_FLAGS_PROMISCUOUS |
1828                                                 BE_IF_FLAGS_VLAN_PROMISCUOUS |
1829                                                 BE_IF_FLAGS_MCAST_PROMISCUOUS);
1830         } else if (flags & IFF_ALLMULTI) {
1831                 req->if_flags_mask = req->if_flags =
1832                                 cpu_to_le32(BE_IF_FLAGS_MCAST_PROMISCUOUS);
1833         } else if (flags & BE_FLAGS_VLAN_PROMISC) {
1834                 req->if_flags_mask = cpu_to_le32(BE_IF_FLAGS_VLAN_PROMISCUOUS);
1835
1836                 if (value == ON)
1837                         req->if_flags =
1838                                 cpu_to_le32(BE_IF_FLAGS_VLAN_PROMISCUOUS);
1839         } else {
1840                 struct netdev_hw_addr *ha;
1841                 int i = 0;
1842
1843                 req->if_flags_mask = req->if_flags =
1844                                 cpu_to_le32(BE_IF_FLAGS_MULTICAST);
1845
1846                 /* Reset mcast promisc mode if already set by setting mask
1847                  * and not setting flags field
1848                  */
1849                 req->if_flags_mask |=
1850                         cpu_to_le32(BE_IF_FLAGS_MCAST_PROMISCUOUS &
1851                                     be_if_cap_flags(adapter));
1852                 req->mcast_num = cpu_to_le32(netdev_mc_count(adapter->netdev));
1853                 netdev_for_each_mc_addr(ha, adapter->netdev)
1854                         memcpy(req->mcast_mac[i++].byte, ha->addr, ETH_ALEN);
1855         }
1856
1857         if ((req->if_flags_mask & cpu_to_le32(be_if_cap_flags(adapter))) !=
1858              req->if_flags_mask) {
1859                 dev_warn(&adapter->pdev->dev,
1860                          "Cannot set rx filter flags 0x%x\n",
1861                          req->if_flags_mask);
1862                 dev_warn(&adapter->pdev->dev,
1863                          "Interface is capable of 0x%x flags only\n",
1864                          be_if_cap_flags(adapter));
1865         }
1866         req->if_flags_mask &= cpu_to_le32(be_if_cap_flags(adapter));
1867
1868         status = be_mcc_notify_wait(adapter);
1869
1870 err:
1871         spin_unlock_bh(&adapter->mcc_lock);
1872         return status;
1873 }
1874
1875 /* Uses synchrounous mcc */
1876 int be_cmd_set_flow_control(struct be_adapter *adapter, u32 tx_fc, u32 rx_fc)
1877 {
1878         struct be_mcc_wrb *wrb;
1879         struct be_cmd_req_set_flow_control *req;
1880         int status;
1881
1882         if (!be_cmd_allowed(adapter, OPCODE_COMMON_SET_FLOW_CONTROL,
1883                             CMD_SUBSYSTEM_COMMON))
1884                 return -EPERM;
1885
1886         spin_lock_bh(&adapter->mcc_lock);
1887
1888         wrb = wrb_from_mccq(adapter);
1889         if (!wrb) {
1890                 status = -EBUSY;
1891                 goto err;
1892         }
1893         req = embedded_payload(wrb);
1894
1895         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1896                 OPCODE_COMMON_SET_FLOW_CONTROL, sizeof(*req), wrb, NULL);
1897
1898         req->tx_flow_control = cpu_to_le16((u16)tx_fc);
1899         req->rx_flow_control = cpu_to_le16((u16)rx_fc);
1900
1901         status = be_mcc_notify_wait(adapter);
1902
1903 err:
1904         spin_unlock_bh(&adapter->mcc_lock);
1905         return status;
1906 }
1907
1908 /* Uses sycn mcc */
1909 int be_cmd_get_flow_control(struct be_adapter *adapter, u32 *tx_fc, u32 *rx_fc)
1910 {
1911         struct be_mcc_wrb *wrb;
1912         struct be_cmd_req_get_flow_control *req;
1913         int status;
1914
1915         if (!be_cmd_allowed(adapter, OPCODE_COMMON_GET_FLOW_CONTROL,
1916                             CMD_SUBSYSTEM_COMMON))
1917                 return -EPERM;
1918
1919         spin_lock_bh(&adapter->mcc_lock);
1920
1921         wrb = wrb_from_mccq(adapter);
1922         if (!wrb) {
1923                 status = -EBUSY;
1924                 goto err;
1925         }
1926         req = embedded_payload(wrb);
1927
1928         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1929                 OPCODE_COMMON_GET_FLOW_CONTROL, sizeof(*req), wrb, NULL);
1930
1931         status = be_mcc_notify_wait(adapter);
1932         if (!status) {
1933                 struct be_cmd_resp_get_flow_control *resp =
1934                                                 embedded_payload(wrb);
1935                 *tx_fc = le16_to_cpu(resp->tx_flow_control);
1936                 *rx_fc = le16_to_cpu(resp->rx_flow_control);
1937         }
1938
1939 err:
1940         spin_unlock_bh(&adapter->mcc_lock);
1941         return status;
1942 }
1943
1944 /* Uses mbox */
1945 int be_cmd_query_fw_cfg(struct be_adapter *adapter, u32 *port_num,
1946                         u32 *mode, u32 *caps, u16 *asic_rev)
1947 {
1948         struct be_mcc_wrb *wrb;
1949         struct be_cmd_req_query_fw_cfg *req;
1950         int status;
1951
1952         if (mutex_lock_interruptible(&adapter->mbox_lock))
1953                 return -1;
1954
1955         wrb = wrb_from_mbox(adapter);
1956         req = embedded_payload(wrb);
1957
1958         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
1959                 OPCODE_COMMON_QUERY_FIRMWARE_CONFIG, sizeof(*req), wrb, NULL);
1960
1961         status = be_mbox_notify_wait(adapter);
1962         if (!status) {
1963                 struct be_cmd_resp_query_fw_cfg *resp = embedded_payload(wrb);
1964                 *port_num = le32_to_cpu(resp->phys_port);
1965                 *mode = le32_to_cpu(resp->function_mode);
1966                 *caps = le32_to_cpu(resp->function_caps);
1967                 *asic_rev = le32_to_cpu(resp->asic_revision) & 0xFF;
1968         }
1969
1970         mutex_unlock(&adapter->mbox_lock);
1971         return status;
1972 }
1973
1974 /* Uses mbox */
1975 int be_cmd_reset_function(struct be_adapter *adapter)
1976 {
1977         struct be_mcc_wrb *wrb;
1978         struct be_cmd_req_hdr *req;
1979         int status;
1980
1981         if (lancer_chip(adapter)) {
1982                 status = lancer_wait_ready(adapter);
1983                 if (!status) {
1984                         iowrite32(SLI_PORT_CONTROL_IP_MASK,
1985                                   adapter->db + SLIPORT_CONTROL_OFFSET);
1986                         status = lancer_test_and_set_rdy_state(adapter);
1987                 }
1988                 if (status) {
1989                         dev_err(&adapter->pdev->dev,
1990                                 "Adapter in non recoverable error\n");
1991                 }
1992                 return status;
1993         }
1994
1995         if (mutex_lock_interruptible(&adapter->mbox_lock))
1996                 return -1;
1997
1998         wrb = wrb_from_mbox(adapter);
1999         req = embedded_payload(wrb);
2000
2001         be_wrb_cmd_hdr_prepare(req, CMD_SUBSYSTEM_COMMON,
2002                 OPCODE_COMMON_FUNCTION_RESET, sizeof(*req), wrb, NULL);
2003
2004         status = be_mbox_notify_wait(adapter);
2005
2006         mutex_unlock(&adapter->mbox_lock);
2007         return status;
2008 }
2009
2010 int be_cmd_rss_config(struct be_adapter *adapter, u8 *rsstable,
2011                         u32 rss_hash_opts, u16 table_size)
2012 {
2013         struct be_mcc_wrb *wrb;
2014         struct be_cmd_req_rss_config *req;
2015         u32 myhash[10] = {0x15d43fa5, 0x2534685a, 0x5f87693a, 0x5668494e,
2016                         0x33cf6a53, 0x383334c6, 0x76ac4257, 0x59b242b2,
2017                         0x3ea83c02, 0x4a110304};
2018         int status;
2019
2020         if (!(be_if_cap_flags(adapter) & BE_IF_FLAGS_RSS))
2021                 return 0;
2022
2023         if (mutex_lock_interruptible(&adapter->mbox_lock))
2024                 return -1;
2025
2026         wrb = wrb_from_mbox(adapter);
2027         req = embedded_payload(wrb);
2028
2029         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
2030                 OPCODE_ETH_RSS_CONFIG, sizeof(*req), wrb, NULL);
2031
2032         req->if_id = cpu_to_le32(adapter->if_handle);
2033         req->enable_rss = cpu_to_le16(rss_hash_opts);
2034         req->cpu_table_size_log2 = cpu_to_le16(fls(table_size) - 1);
2035
2036         if (lancer_chip(adapter) || skyhawk_chip(adapter))
2037                 req->hdr.version = 1;
2038
2039         memcpy(req->cpu_table, rsstable, table_size);
2040         memcpy(req->hash, myhash, sizeof(myhash));
2041         be_dws_cpu_to_le(req->hash, sizeof(req->hash));
2042
2043         status = be_mbox_notify_wait(adapter);
2044
2045         mutex_unlock(&adapter->mbox_lock);
2046         return status;
2047 }
2048
2049 /* Uses sync mcc */
2050 int be_cmd_set_beacon_state(struct be_adapter *adapter, u8 port_num,
2051                         u8 bcn, u8 sts, u8 state)
2052 {
2053         struct be_mcc_wrb *wrb;
2054         struct be_cmd_req_enable_disable_beacon *req;
2055         int status;
2056
2057         spin_lock_bh(&adapter->mcc_lock);
2058
2059         wrb = wrb_from_mccq(adapter);
2060         if (!wrb) {
2061                 status = -EBUSY;
2062                 goto err;
2063         }
2064         req = embedded_payload(wrb);
2065
2066         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2067                 OPCODE_COMMON_ENABLE_DISABLE_BEACON, sizeof(*req), wrb, NULL);
2068
2069         req->port_num = port_num;
2070         req->beacon_state = state;
2071         req->beacon_duration = bcn;
2072         req->status_duration = sts;
2073
2074         status = be_mcc_notify_wait(adapter);
2075
2076 err:
2077         spin_unlock_bh(&adapter->mcc_lock);
2078         return status;
2079 }
2080
2081 /* Uses sync mcc */
2082 int be_cmd_get_beacon_state(struct be_adapter *adapter, u8 port_num, u32 *state)
2083 {
2084         struct be_mcc_wrb *wrb;
2085         struct be_cmd_req_get_beacon_state *req;
2086         int status;
2087
2088         spin_lock_bh(&adapter->mcc_lock);
2089
2090         wrb = wrb_from_mccq(adapter);
2091         if (!wrb) {
2092                 status = -EBUSY;
2093                 goto err;
2094         }
2095         req = embedded_payload(wrb);
2096
2097         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2098                 OPCODE_COMMON_GET_BEACON_STATE, sizeof(*req), wrb, NULL);
2099
2100         req->port_num = port_num;
2101
2102         status = be_mcc_notify_wait(adapter);
2103         if (!status) {
2104                 struct be_cmd_resp_get_beacon_state *resp =
2105                                                 embedded_payload(wrb);
2106                 *state = resp->beacon_state;
2107         }
2108
2109 err:
2110         spin_unlock_bh(&adapter->mcc_lock);
2111         return status;
2112 }
2113
2114 int lancer_cmd_write_object(struct be_adapter *adapter, struct be_dma_mem *cmd,
2115                             u32 data_size, u32 data_offset,
2116                             const char *obj_name, u32 *data_written,
2117                             u8 *change_status, u8 *addn_status)
2118 {
2119         struct be_mcc_wrb *wrb;
2120         struct lancer_cmd_req_write_object *req;
2121         struct lancer_cmd_resp_write_object *resp;
2122         void *ctxt = NULL;
2123         int status;
2124
2125         spin_lock_bh(&adapter->mcc_lock);
2126         adapter->flash_status = 0;
2127
2128         wrb = wrb_from_mccq(adapter);
2129         if (!wrb) {
2130                 status = -EBUSY;
2131                 goto err_unlock;
2132         }
2133
2134         req = embedded_payload(wrb);
2135
2136         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2137                                 OPCODE_COMMON_WRITE_OBJECT,
2138                                 sizeof(struct lancer_cmd_req_write_object), wrb,
2139                                 NULL);
2140
2141         ctxt = &req->context;
2142         AMAP_SET_BITS(struct amap_lancer_write_obj_context,
2143                         write_length, ctxt, data_size);
2144
2145         if (data_size == 0)
2146                 AMAP_SET_BITS(struct amap_lancer_write_obj_context,
2147                                 eof, ctxt, 1);
2148         else
2149                 AMAP_SET_BITS(struct amap_lancer_write_obj_context,
2150                                 eof, ctxt, 0);
2151
2152         be_dws_cpu_to_le(ctxt, sizeof(req->context));
2153         req->write_offset = cpu_to_le32(data_offset);
2154         strcpy(req->object_name, obj_name);
2155         req->descriptor_count = cpu_to_le32(1);
2156         req->buf_len = cpu_to_le32(data_size);
2157         req->addr_low = cpu_to_le32((cmd->dma +
2158                                 sizeof(struct lancer_cmd_req_write_object))
2159                                 & 0xFFFFFFFF);
2160         req->addr_high = cpu_to_le32(upper_32_bits(cmd->dma +
2161                                 sizeof(struct lancer_cmd_req_write_object)));
2162
2163         be_mcc_notify(adapter);
2164         spin_unlock_bh(&adapter->mcc_lock);
2165
2166         if (!wait_for_completion_timeout(&adapter->flash_compl,
2167                                          msecs_to_jiffies(60000)))
2168                 status = -1;
2169         else
2170                 status = adapter->flash_status;
2171
2172         resp = embedded_payload(wrb);
2173         if (!status) {
2174                 *data_written = le32_to_cpu(resp->actual_write_len);
2175                 *change_status = resp->change_status;
2176         } else {
2177                 *addn_status = resp->additional_status;
2178         }
2179
2180         return status;
2181
2182 err_unlock:
2183         spin_unlock_bh(&adapter->mcc_lock);
2184         return status;
2185 }
2186
2187 int lancer_cmd_read_object(struct be_adapter *adapter, struct be_dma_mem *cmd,
2188                 u32 data_size, u32 data_offset, const char *obj_name,
2189                 u32 *data_read, u32 *eof, u8 *addn_status)
2190 {
2191         struct be_mcc_wrb *wrb;
2192         struct lancer_cmd_req_read_object *req;
2193         struct lancer_cmd_resp_read_object *resp;
2194         int status;
2195
2196         spin_lock_bh(&adapter->mcc_lock);
2197
2198         wrb = wrb_from_mccq(adapter);
2199         if (!wrb) {
2200                 status = -EBUSY;
2201                 goto err_unlock;
2202         }
2203
2204         req = embedded_payload(wrb);
2205
2206         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2207                         OPCODE_COMMON_READ_OBJECT,
2208                         sizeof(struct lancer_cmd_req_read_object), wrb,
2209                         NULL);
2210
2211         req->desired_read_len = cpu_to_le32(data_size);
2212         req->read_offset = cpu_to_le32(data_offset);
2213         strcpy(req->object_name, obj_name);
2214         req->descriptor_count = cpu_to_le32(1);
2215         req->buf_len = cpu_to_le32(data_size);
2216         req->addr_low = cpu_to_le32((cmd->dma & 0xFFFFFFFF));
2217         req->addr_high = cpu_to_le32(upper_32_bits(cmd->dma));
2218
2219         status = be_mcc_notify_wait(adapter);
2220
2221         resp = embedded_payload(wrb);
2222         if (!status) {
2223                 *data_read = le32_to_cpu(resp->actual_read_len);
2224                 *eof = le32_to_cpu(resp->eof);
2225         } else {
2226                 *addn_status = resp->additional_status;
2227         }
2228
2229 err_unlock:
2230         spin_unlock_bh(&adapter->mcc_lock);
2231         return status;
2232 }
2233
2234 int be_cmd_write_flashrom(struct be_adapter *adapter, struct be_dma_mem *cmd,
2235                         u32 flash_type, u32 flash_opcode, u32 buf_size)
2236 {
2237         struct be_mcc_wrb *wrb;
2238         struct be_cmd_write_flashrom *req;
2239         int status;
2240
2241         spin_lock_bh(&adapter->mcc_lock);
2242         adapter->flash_status = 0;
2243
2244         wrb = wrb_from_mccq(adapter);
2245         if (!wrb) {
2246                 status = -EBUSY;
2247                 goto err_unlock;
2248         }
2249         req = cmd->va;
2250
2251         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2252                 OPCODE_COMMON_WRITE_FLASHROM, cmd->size, wrb, cmd);
2253
2254         req->params.op_type = cpu_to_le32(flash_type);
2255         req->params.op_code = cpu_to_le32(flash_opcode);
2256         req->params.data_buf_size = cpu_to_le32(buf_size);
2257
2258         be_mcc_notify(adapter);
2259         spin_unlock_bh(&adapter->mcc_lock);
2260
2261         if (!wait_for_completion_timeout(&adapter->flash_compl,
2262                         msecs_to_jiffies(40000)))
2263                 status = -1;
2264         else
2265                 status = adapter->flash_status;
2266
2267         return status;
2268
2269 err_unlock:
2270         spin_unlock_bh(&adapter->mcc_lock);
2271         return status;
2272 }
2273
2274 int be_cmd_get_flash_crc(struct be_adapter *adapter, u8 *flashed_crc,
2275                          int offset)
2276 {
2277         struct be_mcc_wrb *wrb;
2278         struct be_cmd_read_flash_crc *req;
2279         int status;
2280
2281         spin_lock_bh(&adapter->mcc_lock);
2282
2283         wrb = wrb_from_mccq(adapter);
2284         if (!wrb) {
2285                 status = -EBUSY;
2286                 goto err;
2287         }
2288         req = embedded_payload(wrb);
2289
2290         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2291                                OPCODE_COMMON_READ_FLASHROM, sizeof(*req),
2292                                wrb, NULL);
2293
2294         req->params.op_type = cpu_to_le32(OPTYPE_REDBOOT);
2295         req->params.op_code = cpu_to_le32(FLASHROM_OPER_REPORT);
2296         req->params.offset = cpu_to_le32(offset);
2297         req->params.data_buf_size = cpu_to_le32(0x4);
2298
2299         status = be_mcc_notify_wait(adapter);
2300         if (!status)
2301                 memcpy(flashed_crc, req->crc, 4);
2302
2303 err:
2304         spin_unlock_bh(&adapter->mcc_lock);
2305         return status;
2306 }
2307
2308 int be_cmd_enable_magic_wol(struct be_adapter *adapter, u8 *mac,
2309                                 struct be_dma_mem *nonemb_cmd)
2310 {
2311         struct be_mcc_wrb *wrb;
2312         struct be_cmd_req_acpi_wol_magic_config *req;
2313         int status;
2314
2315         spin_lock_bh(&adapter->mcc_lock);
2316
2317         wrb = wrb_from_mccq(adapter);
2318         if (!wrb) {
2319                 status = -EBUSY;
2320                 goto err;
2321         }
2322         req = nonemb_cmd->va;
2323
2324         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
2325                 OPCODE_ETH_ACPI_WOL_MAGIC_CONFIG, sizeof(*req), wrb,
2326                 nonemb_cmd);
2327         memcpy(req->magic_mac, mac, ETH_ALEN);
2328
2329         status = be_mcc_notify_wait(adapter);
2330
2331 err:
2332         spin_unlock_bh(&adapter->mcc_lock);
2333         return status;
2334 }
2335
2336 int be_cmd_set_loopback(struct be_adapter *adapter, u8 port_num,
2337                         u8 loopback_type, u8 enable)
2338 {
2339         struct be_mcc_wrb *wrb;
2340         struct be_cmd_req_set_lmode *req;
2341         int status;
2342
2343         spin_lock_bh(&adapter->mcc_lock);
2344
2345         wrb = wrb_from_mccq(adapter);
2346         if (!wrb) {
2347                 status = -EBUSY;
2348                 goto err;
2349         }
2350
2351         req = embedded_payload(wrb);
2352
2353         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL,
2354                         OPCODE_LOWLEVEL_SET_LOOPBACK_MODE, sizeof(*req), wrb,
2355                         NULL);
2356
2357         req->src_port = port_num;
2358         req->dest_port = port_num;
2359         req->loopback_type = loopback_type;
2360         req->loopback_state = enable;
2361
2362         status = be_mcc_notify_wait(adapter);
2363 err:
2364         spin_unlock_bh(&adapter->mcc_lock);
2365         return status;
2366 }
2367
2368 int be_cmd_loopback_test(struct be_adapter *adapter, u32 port_num,
2369                 u32 loopback_type, u32 pkt_size, u32 num_pkts, u64 pattern)
2370 {
2371         struct be_mcc_wrb *wrb;
2372         struct be_cmd_req_loopback_test *req;
2373         int status;
2374
2375         spin_lock_bh(&adapter->mcc_lock);
2376
2377         wrb = wrb_from_mccq(adapter);
2378         if (!wrb) {
2379                 status = -EBUSY;
2380                 goto err;
2381         }
2382
2383         req = embedded_payload(wrb);
2384
2385         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL,
2386                         OPCODE_LOWLEVEL_LOOPBACK_TEST, sizeof(*req), wrb, NULL);
2387         req->hdr.timeout = cpu_to_le32(4);
2388
2389         req->pattern = cpu_to_le64(pattern);
2390         req->src_port = cpu_to_le32(port_num);
2391         req->dest_port = cpu_to_le32(port_num);
2392         req->pkt_size = cpu_to_le32(pkt_size);
2393         req->num_pkts = cpu_to_le32(num_pkts);
2394         req->loopback_type = cpu_to_le32(loopback_type);
2395
2396         status = be_mcc_notify_wait(adapter);
2397         if (!status) {
2398                 struct be_cmd_resp_loopback_test *resp = embedded_payload(wrb);
2399                 status = le32_to_cpu(resp->status);
2400         }
2401
2402 err:
2403         spin_unlock_bh(&adapter->mcc_lock);
2404         return status;
2405 }
2406
2407 int be_cmd_ddr_dma_test(struct be_adapter *adapter, u64 pattern,
2408                                 u32 byte_cnt, struct be_dma_mem *cmd)
2409 {
2410         struct be_mcc_wrb *wrb;
2411         struct be_cmd_req_ddrdma_test *req;
2412         int status;
2413         int i, j = 0;
2414
2415         spin_lock_bh(&adapter->mcc_lock);
2416
2417         wrb = wrb_from_mccq(adapter);
2418         if (!wrb) {
2419                 status = -EBUSY;
2420                 goto err;
2421         }
2422         req = cmd->va;
2423         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL,
2424                         OPCODE_LOWLEVEL_HOST_DDR_DMA, cmd->size, wrb, cmd);
2425
2426         req->pattern = cpu_to_le64(pattern);
2427         req->byte_count = cpu_to_le32(byte_cnt);
2428         for (i = 0; i < byte_cnt; i++) {
2429                 req->snd_buff[i] = (u8)(pattern >> (j*8));
2430                 j++;
2431                 if (j > 7)
2432                         j = 0;
2433         }
2434
2435         status = be_mcc_notify_wait(adapter);
2436
2437         if (!status) {
2438                 struct be_cmd_resp_ddrdma_test *resp;
2439                 resp = cmd->va;
2440                 if ((memcmp(resp->rcv_buff, req->snd_buff, byte_cnt) != 0) ||
2441                                 resp->snd_err) {
2442                         status = -1;
2443                 }
2444         }
2445
2446 err:
2447         spin_unlock_bh(&adapter->mcc_lock);
2448         return status;
2449 }
2450
2451 int be_cmd_get_seeprom_data(struct be_adapter *adapter,
2452                                 struct be_dma_mem *nonemb_cmd)
2453 {
2454         struct be_mcc_wrb *wrb;
2455         struct be_cmd_req_seeprom_read *req;
2456         int status;
2457
2458         spin_lock_bh(&adapter->mcc_lock);
2459
2460         wrb = wrb_from_mccq(adapter);
2461         if (!wrb) {
2462                 status = -EBUSY;
2463                 goto err;
2464         }
2465         req = nonemb_cmd->va;
2466
2467         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2468                         OPCODE_COMMON_SEEPROM_READ, sizeof(*req), wrb,
2469                         nonemb_cmd);
2470
2471         status = be_mcc_notify_wait(adapter);
2472
2473 err:
2474         spin_unlock_bh(&adapter->mcc_lock);
2475         return status;
2476 }
2477
2478 int be_cmd_get_phy_info(struct be_adapter *adapter)
2479 {
2480         struct be_mcc_wrb *wrb;
2481         struct be_cmd_req_get_phy_info *req;
2482         struct be_dma_mem cmd;
2483         int status;
2484
2485         if (!be_cmd_allowed(adapter, OPCODE_COMMON_GET_PHY_DETAILS,
2486                             CMD_SUBSYSTEM_COMMON))
2487                 return -EPERM;
2488
2489         spin_lock_bh(&adapter->mcc_lock);
2490
2491         wrb = wrb_from_mccq(adapter);
2492         if (!wrb) {
2493                 status = -EBUSY;
2494                 goto err;
2495         }
2496         cmd.size = sizeof(struct be_cmd_req_get_phy_info);
2497         cmd.va = pci_alloc_consistent(adapter->pdev, cmd.size,
2498                                         &cmd.dma);
2499         if (!cmd.va) {
2500                 dev_err(&adapter->pdev->dev, "Memory alloc failure\n");
2501                 status = -ENOMEM;
2502                 goto err;
2503         }
2504
2505         req = cmd.va;
2506
2507         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2508                         OPCODE_COMMON_GET_PHY_DETAILS, sizeof(*req),
2509                         wrb, &cmd);
2510
2511         status = be_mcc_notify_wait(adapter);
2512         if (!status) {
2513                 struct be_phy_info *resp_phy_info =
2514                                 cmd.va + sizeof(struct be_cmd_req_hdr);
2515                 adapter->phy.phy_type = le16_to_cpu(resp_phy_info->phy_type);
2516                 adapter->phy.interface_type =
2517                         le16_to_cpu(resp_phy_info->interface_type);
2518                 adapter->phy.auto_speeds_supported =
2519                         le16_to_cpu(resp_phy_info->auto_speeds_supported);
2520                 adapter->phy.fixed_speeds_supported =
2521                         le16_to_cpu(resp_phy_info->fixed_speeds_supported);
2522                 adapter->phy.misc_params =
2523                         le32_to_cpu(resp_phy_info->misc_params);
2524
2525                 if (BE2_chip(adapter)) {
2526                         adapter->phy.fixed_speeds_supported =
2527                                 BE_SUPPORTED_SPEED_10GBPS |
2528                                 BE_SUPPORTED_SPEED_1GBPS;
2529                 }
2530         }
2531         pci_free_consistent(adapter->pdev, cmd.size,
2532                                 cmd.va, cmd.dma);
2533 err:
2534         spin_unlock_bh(&adapter->mcc_lock);
2535         return status;
2536 }
2537
2538 int be_cmd_set_qos(struct be_adapter *adapter, u32 bps, u32 domain)
2539 {
2540         struct be_mcc_wrb *wrb;
2541         struct be_cmd_req_set_qos *req;
2542         int status;
2543
2544         spin_lock_bh(&adapter->mcc_lock);
2545
2546         wrb = wrb_from_mccq(adapter);
2547         if (!wrb) {
2548                 status = -EBUSY;
2549                 goto err;
2550         }
2551
2552         req = embedded_payload(wrb);
2553
2554         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2555                         OPCODE_COMMON_SET_QOS, sizeof(*req), wrb, NULL);
2556
2557         req->hdr.domain = domain;
2558         req->valid_bits = cpu_to_le32(BE_QOS_BITS_NIC);
2559         req->max_bps_nic = cpu_to_le32(bps);
2560
2561         status = be_mcc_notify_wait(adapter);
2562
2563 err:
2564         spin_unlock_bh(&adapter->mcc_lock);
2565         return status;
2566 }
2567
2568 int be_cmd_get_cntl_attributes(struct be_adapter *adapter)
2569 {
2570         struct be_mcc_wrb *wrb;
2571         struct be_cmd_req_cntl_attribs *req;
2572         struct be_cmd_resp_cntl_attribs *resp;
2573         int status;
2574         int payload_len = max(sizeof(*req), sizeof(*resp));
2575         struct mgmt_controller_attrib *attribs;
2576         struct be_dma_mem attribs_cmd;
2577
2578         if (mutex_lock_interruptible(&adapter->mbox_lock))
2579                 return -1;
2580
2581         memset(&attribs_cmd, 0, sizeof(struct be_dma_mem));
2582         attribs_cmd.size = sizeof(struct be_cmd_resp_cntl_attribs);
2583         attribs_cmd.va = pci_alloc_consistent(adapter->pdev, attribs_cmd.size,
2584                                                 &attribs_cmd.dma);
2585         if (!attribs_cmd.va) {
2586                 dev_err(&adapter->pdev->dev,
2587                                 "Memory allocation failure\n");
2588                 status = -ENOMEM;
2589                 goto err;
2590         }
2591
2592         wrb = wrb_from_mbox(adapter);
2593         if (!wrb) {
2594                 status = -EBUSY;
2595                 goto err;
2596         }
2597         req = attribs_cmd.va;
2598
2599         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2600                          OPCODE_COMMON_GET_CNTL_ATTRIBUTES, payload_len, wrb,
2601                         &attribs_cmd);
2602
2603         status = be_mbox_notify_wait(adapter);
2604         if (!status) {
2605                 attribs = attribs_cmd.va + sizeof(struct be_cmd_resp_hdr);
2606                 adapter->hba_port_num = attribs->hba_attribs.phy_port;
2607         }
2608
2609 err:
2610         mutex_unlock(&adapter->mbox_lock);
2611         if (attribs_cmd.va)
2612                 pci_free_consistent(adapter->pdev, attribs_cmd.size,
2613                                     attribs_cmd.va, attribs_cmd.dma);
2614         return status;
2615 }
2616
2617 /* Uses mbox */
2618 int be_cmd_req_native_mode(struct be_adapter *adapter)
2619 {
2620         struct be_mcc_wrb *wrb;
2621         struct be_cmd_req_set_func_cap *req;
2622         int status;
2623
2624         if (mutex_lock_interruptible(&adapter->mbox_lock))
2625                 return -1;
2626
2627         wrb = wrb_from_mbox(adapter);
2628         if (!wrb) {
2629                 status = -EBUSY;
2630                 goto err;
2631         }
2632
2633         req = embedded_payload(wrb);
2634
2635         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2636                 OPCODE_COMMON_SET_DRIVER_FUNCTION_CAP, sizeof(*req), wrb, NULL);
2637
2638         req->valid_cap_flags = cpu_to_le32(CAPABILITY_SW_TIMESTAMPS |
2639                                 CAPABILITY_BE3_NATIVE_ERX_API);
2640         req->cap_flags = cpu_to_le32(CAPABILITY_BE3_NATIVE_ERX_API);
2641
2642         status = be_mbox_notify_wait(adapter);
2643         if (!status) {
2644                 struct be_cmd_resp_set_func_cap *resp = embedded_payload(wrb);
2645                 adapter->be3_native = le32_to_cpu(resp->cap_flags) &
2646                                         CAPABILITY_BE3_NATIVE_ERX_API;
2647                 if (!adapter->be3_native)
2648                         dev_warn(&adapter->pdev->dev,
2649                                  "adapter not in advanced mode\n");
2650         }
2651 err:
2652         mutex_unlock(&adapter->mbox_lock);
2653         return status;
2654 }
2655
2656 /* Get privilege(s) for a function */
2657 int be_cmd_get_fn_privileges(struct be_adapter *adapter, u32 *privilege,
2658                              u32 domain)
2659 {
2660         struct be_mcc_wrb *wrb;
2661         struct be_cmd_req_get_fn_privileges *req;
2662         int status;
2663
2664         spin_lock_bh(&adapter->mcc_lock);
2665
2666         wrb = wrb_from_mccq(adapter);
2667         if (!wrb) {
2668                 status = -EBUSY;
2669                 goto err;
2670         }
2671
2672         req = embedded_payload(wrb);
2673
2674         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2675                                OPCODE_COMMON_GET_FN_PRIVILEGES, sizeof(*req),
2676                                wrb, NULL);
2677
2678         req->hdr.domain = domain;
2679
2680         status = be_mcc_notify_wait(adapter);
2681         if (!status) {
2682                 struct be_cmd_resp_get_fn_privileges *resp =
2683                                                 embedded_payload(wrb);
2684                 *privilege = le32_to_cpu(resp->privilege_mask);
2685         }
2686
2687 err:
2688         spin_unlock_bh(&adapter->mcc_lock);
2689         return status;
2690 }
2691
2692 /* Set privilege(s) for a function */
2693 int be_cmd_set_fn_privileges(struct be_adapter *adapter, u32 privileges,
2694                              u32 domain)
2695 {
2696         struct be_mcc_wrb *wrb;
2697         struct be_cmd_req_set_fn_privileges *req;
2698         int status;
2699
2700         spin_lock_bh(&adapter->mcc_lock);
2701
2702         wrb = wrb_from_mccq(adapter);
2703         if (!wrb) {
2704                 status = -EBUSY;
2705                 goto err;
2706         }
2707
2708         req = embedded_payload(wrb);
2709         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2710                                OPCODE_COMMON_SET_FN_PRIVILEGES, sizeof(*req),
2711                                wrb, NULL);
2712         req->hdr.domain = domain;
2713         if (lancer_chip(adapter))
2714                 req->privileges_lancer = cpu_to_le32(privileges);
2715         else
2716                 req->privileges = cpu_to_le32(privileges);
2717
2718         status = be_mcc_notify_wait(adapter);
2719 err:
2720         spin_unlock_bh(&adapter->mcc_lock);
2721         return status;
2722 }
2723
2724 /* pmac_id_valid: true => pmac_id is supplied and MAC address is requested.
2725  * pmac_id_valid: false => pmac_id or MAC address is requested.
2726  *                If pmac_id is returned, pmac_id_valid is returned as true
2727  */
2728 int be_cmd_get_mac_from_list(struct be_adapter *adapter, u8 *mac,
2729                              bool *pmac_id_valid, u32 *pmac_id, u8 domain)
2730 {
2731         struct be_mcc_wrb *wrb;
2732         struct be_cmd_req_get_mac_list *req;
2733         int status;
2734         int mac_count;
2735         struct be_dma_mem get_mac_list_cmd;
2736         int i;
2737
2738         memset(&get_mac_list_cmd, 0, sizeof(struct be_dma_mem));
2739         get_mac_list_cmd.size = sizeof(struct be_cmd_resp_get_mac_list);
2740         get_mac_list_cmd.va = pci_alloc_consistent(adapter->pdev,
2741                         get_mac_list_cmd.size,
2742                         &get_mac_list_cmd.dma);
2743
2744         if (!get_mac_list_cmd.va) {
2745                 dev_err(&adapter->pdev->dev,
2746                                 "Memory allocation failure during GET_MAC_LIST\n");
2747                 return -ENOMEM;
2748         }
2749
2750         spin_lock_bh(&adapter->mcc_lock);
2751
2752         wrb = wrb_from_mccq(adapter);
2753         if (!wrb) {
2754                 status = -EBUSY;
2755                 goto out;
2756         }
2757
2758         req = get_mac_list_cmd.va;
2759
2760         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2761                                OPCODE_COMMON_GET_MAC_LIST,
2762                                get_mac_list_cmd.size, wrb, &get_mac_list_cmd);
2763         req->hdr.domain = domain;
2764         req->mac_type = MAC_ADDRESS_TYPE_NETWORK;
2765         if (*pmac_id_valid) {
2766                 req->mac_id = cpu_to_le32(*pmac_id);
2767                 req->iface_id = cpu_to_le16(adapter->if_handle);
2768                 req->perm_override = 0;
2769         } else {
2770                 req->perm_override = 1;
2771         }
2772
2773         status = be_mcc_notify_wait(adapter);
2774         if (!status) {
2775                 struct be_cmd_resp_get_mac_list *resp =
2776                                                 get_mac_list_cmd.va;
2777
2778                 if (*pmac_id_valid) {
2779                         memcpy(mac, resp->macid_macaddr.mac_addr_id.macaddr,
2780                                ETH_ALEN);
2781                         goto out;
2782                 }
2783
2784                 mac_count = resp->true_mac_count + resp->pseudo_mac_count;
2785                 /* Mac list returned could contain one or more active mac_ids
2786                  * or one or more true or pseudo permanant mac addresses.
2787                  * If an active mac_id is present, return first active mac_id
2788                  * found.
2789                  */
2790                 for (i = 0; i < mac_count; i++) {
2791                         struct get_list_macaddr *mac_entry;
2792                         u16 mac_addr_size;
2793                         u32 mac_id;
2794
2795                         mac_entry = &resp->macaddr_list[i];
2796                         mac_addr_size = le16_to_cpu(mac_entry->mac_addr_size);
2797                         /* mac_id is a 32 bit value and mac_addr size
2798                          * is 6 bytes
2799                          */
2800                         if (mac_addr_size == sizeof(u32)) {
2801                                 *pmac_id_valid = true;
2802                                 mac_id = mac_entry->mac_addr_id.s_mac_id.mac_id;
2803                                 *pmac_id = le32_to_cpu(mac_id);
2804                                 goto out;
2805                         }
2806                 }
2807                 /* If no active mac_id found, return first mac addr */
2808                 *pmac_id_valid = false;
2809                 memcpy(mac, resp->macaddr_list[0].mac_addr_id.macaddr,
2810                                                                 ETH_ALEN);
2811         }
2812
2813 out:
2814         spin_unlock_bh(&adapter->mcc_lock);
2815         pci_free_consistent(adapter->pdev, get_mac_list_cmd.size,
2816                         get_mac_list_cmd.va, get_mac_list_cmd.dma);
2817         return status;
2818 }
2819
2820 int be_cmd_get_active_mac(struct be_adapter *adapter, u32 curr_pmac_id, u8 *mac)
2821 {
2822         bool active = true;
2823
2824         if (BEx_chip(adapter))
2825                 return be_cmd_mac_addr_query(adapter, mac, false,
2826                                              adapter->if_handle, curr_pmac_id);
2827         else
2828                 /* Fetch the MAC address using pmac_id */
2829                 return be_cmd_get_mac_from_list(adapter, mac, &active,
2830                                                 &curr_pmac_id, 0);
2831 }
2832
2833 int be_cmd_get_perm_mac(struct be_adapter *adapter, u8 *mac)
2834 {
2835         int status;
2836         bool pmac_valid = false;
2837
2838         memset(mac, 0, ETH_ALEN);
2839
2840         if (BEx_chip(adapter)) {
2841                 if (be_physfn(adapter))
2842                         status = be_cmd_mac_addr_query(adapter, mac, true, 0,
2843                                                        0);
2844                 else
2845                         status = be_cmd_mac_addr_query(adapter, mac, false,
2846                                                        adapter->if_handle, 0);
2847         } else {
2848                 status = be_cmd_get_mac_from_list(adapter, mac, &pmac_valid,
2849                                                   NULL, 0);
2850         }
2851
2852         return status;
2853 }
2854
2855 /* Uses synchronous MCCQ */
2856 int be_cmd_set_mac_list(struct be_adapter *adapter, u8 *mac_array,
2857                         u8 mac_count, u32 domain)
2858 {
2859         struct be_mcc_wrb *wrb;
2860         struct be_cmd_req_set_mac_list *req;
2861         int status;
2862         struct be_dma_mem cmd;
2863
2864         memset(&cmd, 0, sizeof(struct be_dma_mem));
2865         cmd.size = sizeof(struct be_cmd_req_set_mac_list);
2866         cmd.va = dma_alloc_coherent(&adapter->pdev->dev, cmd.size,
2867                         &cmd.dma, GFP_KERNEL);
2868         if (!cmd.va)
2869                 return -ENOMEM;
2870
2871         spin_lock_bh(&adapter->mcc_lock);
2872
2873         wrb = wrb_from_mccq(adapter);
2874         if (!wrb) {
2875                 status = -EBUSY;
2876                 goto err;
2877         }
2878
2879         req = cmd.va;
2880         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2881                                 OPCODE_COMMON_SET_MAC_LIST, sizeof(*req),
2882                                 wrb, &cmd);
2883
2884         req->hdr.domain = domain;
2885         req->mac_count = mac_count;
2886         if (mac_count)
2887                 memcpy(req->mac, mac_array, ETH_ALEN*mac_count);
2888
2889         status = be_mcc_notify_wait(adapter);
2890
2891 err:
2892         dma_free_coherent(&adapter->pdev->dev, cmd.size,
2893                                 cmd.va, cmd.dma);
2894         spin_unlock_bh(&adapter->mcc_lock);
2895         return status;
2896 }
2897
2898 /* Wrapper to delete any active MACs and provision the new mac.
2899  * Changes to MAC_LIST are allowed iff none of the MAC addresses in the
2900  * current list are active.
2901  */
2902 int be_cmd_set_mac(struct be_adapter *adapter, u8 *mac, int if_id, u32 dom)
2903 {
2904         bool active_mac = false;
2905         u8 old_mac[ETH_ALEN];
2906         u32 pmac_id;
2907         int status;
2908
2909         status = be_cmd_get_mac_from_list(adapter, old_mac, &active_mac,
2910                                           &pmac_id, dom);
2911         if (!status && active_mac)
2912                 be_cmd_pmac_del(adapter, if_id, pmac_id, dom);
2913
2914         return be_cmd_set_mac_list(adapter, mac, mac ? 1 : 0, dom);
2915 }
2916
2917 int be_cmd_set_hsw_config(struct be_adapter *adapter, u16 pvid,
2918                           u32 domain, u16 intf_id, u16 hsw_mode)
2919 {
2920         struct be_mcc_wrb *wrb;
2921         struct be_cmd_req_set_hsw_config *req;
2922         void *ctxt;
2923         int status;
2924
2925         spin_lock_bh(&adapter->mcc_lock);
2926
2927         wrb = wrb_from_mccq(adapter);
2928         if (!wrb) {
2929                 status = -EBUSY;
2930                 goto err;
2931         }
2932
2933         req = embedded_payload(wrb);
2934         ctxt = &req->context;
2935
2936         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2937                         OPCODE_COMMON_SET_HSW_CONFIG, sizeof(*req), wrb, NULL);
2938
2939         req->hdr.domain = domain;
2940         AMAP_SET_BITS(struct amap_set_hsw_context, interface_id, ctxt, intf_id);
2941         if (pvid) {
2942                 AMAP_SET_BITS(struct amap_set_hsw_context, pvid_valid, ctxt, 1);
2943                 AMAP_SET_BITS(struct amap_set_hsw_context, pvid, ctxt, pvid);
2944         }
2945         if (!BEx_chip(adapter) && hsw_mode) {
2946                 AMAP_SET_BITS(struct amap_set_hsw_context, interface_id,
2947                               ctxt, adapter->hba_port_num);
2948                 AMAP_SET_BITS(struct amap_set_hsw_context, pport, ctxt, 1);
2949                 AMAP_SET_BITS(struct amap_set_hsw_context, port_fwd_type,
2950                               ctxt, hsw_mode);
2951         }
2952
2953         be_dws_cpu_to_le(req->context, sizeof(req->context));
2954         status = be_mcc_notify_wait(adapter);
2955
2956 err:
2957         spin_unlock_bh(&adapter->mcc_lock);
2958         return status;
2959 }
2960
2961 /* Get Hyper switch config */
2962 int be_cmd_get_hsw_config(struct be_adapter *adapter, u16 *pvid,
2963                           u32 domain, u16 intf_id, u8 *mode)
2964 {
2965         struct be_mcc_wrb *wrb;
2966         struct be_cmd_req_get_hsw_config *req;
2967         void *ctxt;
2968         int status;
2969         u16 vid;
2970
2971         spin_lock_bh(&adapter->mcc_lock);
2972
2973         wrb = wrb_from_mccq(adapter);
2974         if (!wrb) {
2975                 status = -EBUSY;
2976                 goto err;
2977         }
2978
2979         req = embedded_payload(wrb);
2980         ctxt = &req->context;
2981
2982         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
2983                         OPCODE_COMMON_GET_HSW_CONFIG, sizeof(*req), wrb, NULL);
2984
2985         req->hdr.domain = domain;
2986         AMAP_SET_BITS(struct amap_get_hsw_req_context, interface_id,
2987                       ctxt, intf_id);
2988         AMAP_SET_BITS(struct amap_get_hsw_req_context, pvid_valid, ctxt, 1);
2989
2990         if (!BEx_chip(adapter)) {
2991                 AMAP_SET_BITS(struct amap_get_hsw_req_context, interface_id,
2992                               ctxt, adapter->hba_port_num);
2993                 AMAP_SET_BITS(struct amap_get_hsw_req_context, pport, ctxt, 1);
2994         }
2995         be_dws_cpu_to_le(req->context, sizeof(req->context));
2996
2997         status = be_mcc_notify_wait(adapter);
2998         if (!status) {
2999                 struct be_cmd_resp_get_hsw_config *resp =
3000                                                 embedded_payload(wrb);
3001                 be_dws_le_to_cpu(&resp->context,
3002                                                 sizeof(resp->context));
3003                 vid = AMAP_GET_BITS(struct amap_get_hsw_resp_context,
3004                                                         pvid, &resp->context);
3005                 if (pvid)
3006                         *pvid = le16_to_cpu(vid);
3007                 if (mode)
3008                         *mode = AMAP_GET_BITS(struct amap_get_hsw_resp_context,
3009                                               port_fwd_type, &resp->context);
3010         }
3011
3012 err:
3013         spin_unlock_bh(&adapter->mcc_lock);
3014         return status;
3015 }
3016
3017 int be_cmd_get_acpi_wol_cap(struct be_adapter *adapter)
3018 {
3019         struct be_mcc_wrb *wrb;
3020         struct be_cmd_req_acpi_wol_magic_config_v1 *req;
3021         int status;
3022         int payload_len = sizeof(*req);
3023         struct be_dma_mem cmd;
3024
3025         if (!be_cmd_allowed(adapter, OPCODE_ETH_ACPI_WOL_MAGIC_CONFIG,
3026                             CMD_SUBSYSTEM_ETH))
3027                 return -EPERM;
3028
3029         if (mutex_lock_interruptible(&adapter->mbox_lock))
3030                 return -1;
3031
3032         memset(&cmd, 0, sizeof(struct be_dma_mem));
3033         cmd.size = sizeof(struct be_cmd_resp_acpi_wol_magic_config_v1);
3034         cmd.va = pci_alloc_consistent(adapter->pdev, cmd.size,
3035                                                &cmd.dma);
3036         if (!cmd.va) {
3037                 dev_err(&adapter->pdev->dev,
3038                                 "Memory allocation failure\n");
3039                 status = -ENOMEM;
3040                 goto err;
3041         }
3042
3043         wrb = wrb_from_mbox(adapter);
3044         if (!wrb) {
3045                 status = -EBUSY;
3046                 goto err;
3047         }
3048
3049         req = cmd.va;
3050
3051         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH,
3052                                OPCODE_ETH_ACPI_WOL_MAGIC_CONFIG,
3053                                payload_len, wrb, &cmd);
3054
3055         req->hdr.version = 1;
3056         req->query_options = BE_GET_WOL_CAP;
3057
3058         status = be_mbox_notify_wait(adapter);
3059         if (!status) {
3060                 struct be_cmd_resp_acpi_wol_magic_config_v1 *resp;
3061                 resp = (struct be_cmd_resp_acpi_wol_magic_config_v1 *) cmd.va;
3062
3063                 /* the command could succeed misleadingly on old f/w
3064                  * which is not aware of the V1 version. fake an error. */
3065                 if (resp->hdr.response_length < payload_len) {
3066                         status = -1;
3067                         goto err;
3068                 }
3069                 adapter->wol_cap = resp->wol_settings;
3070         }
3071 err:
3072         mutex_unlock(&adapter->mbox_lock);
3073         if (cmd.va)
3074                 pci_free_consistent(adapter->pdev, cmd.size, cmd.va, cmd.dma);
3075         return status;
3076
3077 }
3078 int be_cmd_get_ext_fat_capabilites(struct be_adapter *adapter,
3079                                    struct be_dma_mem *cmd)
3080 {
3081         struct be_mcc_wrb *wrb;
3082         struct be_cmd_req_get_ext_fat_caps *req;
3083         int status;
3084
3085         if (mutex_lock_interruptible(&adapter->mbox_lock))
3086                 return -1;
3087
3088         wrb = wrb_from_mbox(adapter);
3089         if (!wrb) {
3090                 status = -EBUSY;
3091                 goto err;
3092         }
3093
3094         req = cmd->va;
3095         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3096                                OPCODE_COMMON_GET_EXT_FAT_CAPABILITES,
3097                                cmd->size, wrb, cmd);
3098         req->parameter_type = cpu_to_le32(1);
3099
3100         status = be_mbox_notify_wait(adapter);
3101 err:
3102         mutex_unlock(&adapter->mbox_lock);
3103         return status;
3104 }
3105
3106 int be_cmd_set_ext_fat_capabilites(struct be_adapter *adapter,
3107                                    struct be_dma_mem *cmd,
3108                                    struct be_fat_conf_params *configs)
3109 {
3110         struct be_mcc_wrb *wrb;
3111         struct be_cmd_req_set_ext_fat_caps *req;
3112         int status;
3113
3114         spin_lock_bh(&adapter->mcc_lock);
3115
3116         wrb = wrb_from_mccq(adapter);
3117         if (!wrb) {
3118                 status = -EBUSY;
3119                 goto err;
3120         }
3121
3122         req = cmd->va;
3123         memcpy(&req->set_params, configs, sizeof(struct be_fat_conf_params));
3124         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3125                                OPCODE_COMMON_SET_EXT_FAT_CAPABILITES,
3126                                cmd->size, wrb, cmd);
3127
3128         status = be_mcc_notify_wait(adapter);
3129 err:
3130         spin_unlock_bh(&adapter->mcc_lock);
3131         return status;
3132 }
3133
3134 int be_cmd_query_port_name(struct be_adapter *adapter, u8 *port_name)
3135 {
3136         struct be_mcc_wrb *wrb;
3137         struct be_cmd_req_get_port_name *req;
3138         int status;
3139
3140         if (!lancer_chip(adapter)) {
3141                 *port_name = adapter->hba_port_num + '0';
3142                 return 0;
3143         }
3144
3145         spin_lock_bh(&adapter->mcc_lock);
3146
3147         wrb = wrb_from_mccq(adapter);
3148         if (!wrb) {
3149                 status = -EBUSY;
3150                 goto err;
3151         }
3152
3153         req = embedded_payload(wrb);
3154
3155         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3156                                OPCODE_COMMON_GET_PORT_NAME, sizeof(*req), wrb,
3157                                NULL);
3158         req->hdr.version = 1;
3159
3160         status = be_mcc_notify_wait(adapter);
3161         if (!status) {
3162                 struct be_cmd_resp_get_port_name *resp = embedded_payload(wrb);
3163                 *port_name = resp->port_name[adapter->hba_port_num];
3164         } else {
3165                 *port_name = adapter->hba_port_num + '0';
3166         }
3167 err:
3168         spin_unlock_bh(&adapter->mcc_lock);
3169         return status;
3170 }
3171
3172 static struct be_nic_res_desc *be_get_nic_desc(u8 *buf, u32 desc_count)
3173 {
3174         struct be_res_desc_hdr *hdr = (struct be_res_desc_hdr *)buf;
3175         int i;
3176
3177         for (i = 0; i < desc_count; i++) {
3178                 if (hdr->desc_type == NIC_RESOURCE_DESC_TYPE_V0 ||
3179                     hdr->desc_type == NIC_RESOURCE_DESC_TYPE_V1)
3180                         return (struct be_nic_res_desc *)hdr;
3181
3182                 hdr->desc_len = hdr->desc_len ? : RESOURCE_DESC_SIZE_V0;
3183                 hdr = (void *)hdr + hdr->desc_len;
3184         }
3185         return NULL;
3186 }
3187
3188 static struct be_pcie_res_desc *be_get_pcie_desc(u8 devfn, u8 *buf,
3189                                                  u32 desc_count)
3190 {
3191         struct be_res_desc_hdr *hdr = (struct be_res_desc_hdr *)buf;
3192         struct be_pcie_res_desc *pcie;
3193         int i;
3194
3195         for (i = 0; i < desc_count; i++) {
3196                 if ((hdr->desc_type == PCIE_RESOURCE_DESC_TYPE_V0 ||
3197                      hdr->desc_type == PCIE_RESOURCE_DESC_TYPE_V1)) {
3198                         pcie = (struct be_pcie_res_desc *)hdr;
3199                         if (pcie->pf_num == devfn)
3200                                 return pcie;
3201                 }
3202
3203                 hdr->desc_len = hdr->desc_len ? : RESOURCE_DESC_SIZE_V0;
3204                 hdr = (void *)hdr + hdr->desc_len;
3205         }
3206         return NULL;
3207 }
3208
3209 static void be_copy_nic_desc(struct be_resources *res,
3210                              struct be_nic_res_desc *desc)
3211 {
3212         res->max_uc_mac = le16_to_cpu(desc->unicast_mac_count);
3213         res->max_vlans = le16_to_cpu(desc->vlan_count);
3214         res->max_mcast_mac = le16_to_cpu(desc->mcast_mac_count);
3215         res->max_tx_qs = le16_to_cpu(desc->txq_count);
3216         res->max_rss_qs = le16_to_cpu(desc->rssq_count);
3217         res->max_rx_qs = le16_to_cpu(desc->rq_count);
3218         res->max_evt_qs = le16_to_cpu(desc->eq_count);
3219         /* Clear flags that driver is not interested in */
3220         res->if_cap_flags = le32_to_cpu(desc->cap_flags) &
3221                                 BE_IF_CAP_FLAGS_WANT;
3222         /* Need 1 RXQ as the default RXQ */
3223         if (res->max_rss_qs && res->max_rss_qs == res->max_rx_qs)
3224                 res->max_rss_qs -= 1;
3225 }
3226
3227 /* Uses Mbox */
3228 int be_cmd_get_func_config(struct be_adapter *adapter, struct be_resources *res)
3229 {
3230         struct be_mcc_wrb *wrb;
3231         struct be_cmd_req_get_func_config *req;
3232         int status;
3233         struct be_dma_mem cmd;
3234
3235         if (mutex_lock_interruptible(&adapter->mbox_lock))
3236                 return -1;
3237
3238         memset(&cmd, 0, sizeof(struct be_dma_mem));
3239         cmd.size = sizeof(struct be_cmd_resp_get_func_config);
3240         cmd.va = pci_alloc_consistent(adapter->pdev, cmd.size,
3241                                       &cmd.dma);
3242         if (!cmd.va) {
3243                 dev_err(&adapter->pdev->dev, "Memory alloc failure\n");
3244                 status = -ENOMEM;
3245                 goto err;
3246         }
3247
3248         wrb = wrb_from_mbox(adapter);
3249         if (!wrb) {
3250                 status = -EBUSY;
3251                 goto err;
3252         }
3253
3254         req = cmd.va;
3255
3256         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3257                                OPCODE_COMMON_GET_FUNC_CONFIG,
3258                                cmd.size, wrb, &cmd);
3259
3260         if (skyhawk_chip(adapter))
3261                 req->hdr.version = 1;
3262
3263         status = be_mbox_notify_wait(adapter);
3264         if (!status) {
3265                 struct be_cmd_resp_get_func_config *resp = cmd.va;
3266                 u32 desc_count = le32_to_cpu(resp->desc_count);
3267                 struct be_nic_res_desc *desc;
3268
3269                 desc = be_get_nic_desc(resp->func_param, desc_count);
3270                 if (!desc) {
3271                         status = -EINVAL;
3272                         goto err;
3273                 }
3274
3275                 adapter->pf_number = desc->pf_num;
3276                 be_copy_nic_desc(res, desc);
3277         }
3278 err:
3279         mutex_unlock(&adapter->mbox_lock);
3280         if (cmd.va)
3281                 pci_free_consistent(adapter->pdev, cmd.size, cmd.va, cmd.dma);
3282         return status;
3283 }
3284
3285 /* Uses mbox */
3286 static int be_cmd_get_profile_config_mbox(struct be_adapter *adapter,
3287                                         u8 domain, struct be_dma_mem *cmd)
3288 {
3289         struct be_mcc_wrb *wrb;
3290         struct be_cmd_req_get_profile_config *req;
3291         int status;
3292
3293         if (mutex_lock_interruptible(&adapter->mbox_lock))
3294                 return -1;
3295         wrb = wrb_from_mbox(adapter);
3296
3297         req = cmd->va;
3298         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3299                                OPCODE_COMMON_GET_PROFILE_CONFIG,
3300                                cmd->size, wrb, cmd);
3301
3302         req->type = ACTIVE_PROFILE_TYPE;
3303         req->hdr.domain = domain;
3304         if (!lancer_chip(adapter))
3305                 req->hdr.version = 1;
3306
3307         status = be_mbox_notify_wait(adapter);
3308
3309         mutex_unlock(&adapter->mbox_lock);
3310         return status;
3311 }
3312
3313 /* Uses sync mcc */
3314 static int be_cmd_get_profile_config_mccq(struct be_adapter *adapter,
3315                                         u8 domain, struct be_dma_mem *cmd)
3316 {
3317         struct be_mcc_wrb *wrb;
3318         struct be_cmd_req_get_profile_config *req;
3319         int status;
3320
3321         spin_lock_bh(&adapter->mcc_lock);
3322
3323         wrb = wrb_from_mccq(adapter);
3324         if (!wrb) {
3325                 status = -EBUSY;
3326                 goto err;
3327         }
3328
3329         req = cmd->va;
3330         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3331                                OPCODE_COMMON_GET_PROFILE_CONFIG,
3332                                cmd->size, wrb, cmd);
3333
3334         req->type = ACTIVE_PROFILE_TYPE;
3335         req->hdr.domain = domain;
3336         if (!lancer_chip(adapter))
3337                 req->hdr.version = 1;
3338
3339         status = be_mcc_notify_wait(adapter);
3340
3341 err:
3342         spin_unlock_bh(&adapter->mcc_lock);
3343         return status;
3344 }
3345
3346 /* Uses sync mcc, if MCCQ is already created otherwise mbox */
3347 int be_cmd_get_profile_config(struct be_adapter *adapter,
3348                               struct be_resources *res, u8 domain)
3349 {
3350         struct be_cmd_resp_get_profile_config *resp;
3351         struct be_pcie_res_desc *pcie;
3352         struct be_nic_res_desc *nic;
3353         struct be_queue_info *mccq = &adapter->mcc_obj.q;
3354         struct be_dma_mem cmd;
3355         u32 desc_count;
3356         int status;
3357
3358         memset(&cmd, 0, sizeof(struct be_dma_mem));
3359         cmd.size = sizeof(struct be_cmd_resp_get_profile_config);
3360         cmd.va = pci_alloc_consistent(adapter->pdev, cmd.size, &cmd.dma);
3361         if (!cmd.va)
3362                 return -ENOMEM;
3363
3364         if (!mccq->created)
3365                 status = be_cmd_get_profile_config_mbox(adapter, domain, &cmd);
3366         else
3367                 status = be_cmd_get_profile_config_mccq(adapter, domain, &cmd);
3368         if (status)
3369                 goto err;
3370
3371         resp = cmd.va;
3372         desc_count = le32_to_cpu(resp->desc_count);
3373
3374         pcie =  be_get_pcie_desc(adapter->pdev->devfn, resp->func_param,
3375                                  desc_count);
3376         if (pcie)
3377                 res->max_vfs = le16_to_cpu(pcie->num_vfs);
3378
3379         nic = be_get_nic_desc(resp->func_param, desc_count);
3380         if (nic)
3381                 be_copy_nic_desc(res, nic);
3382
3383 err:
3384         if (cmd.va)
3385                 pci_free_consistent(adapter->pdev, cmd.size, cmd.va, cmd.dma);
3386         return status;
3387 }
3388
3389 /* Currently only Lancer uses this command and it supports version 0 only
3390  * Uses sync mcc
3391  */
3392 int be_cmd_set_profile_config(struct be_adapter *adapter, u32 bps,
3393                               u8 domain)
3394 {
3395         struct be_mcc_wrb *wrb;
3396         struct be_cmd_req_set_profile_config *req;
3397         int status;
3398
3399         spin_lock_bh(&adapter->mcc_lock);
3400
3401         wrb = wrb_from_mccq(adapter);
3402         if (!wrb) {
3403                 status = -EBUSY;
3404                 goto err;
3405         }
3406
3407         req = embedded_payload(wrb);
3408
3409         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3410                                OPCODE_COMMON_SET_PROFILE_CONFIG, sizeof(*req),
3411                                wrb, NULL);
3412         req->hdr.domain = domain;
3413         req->desc_count = cpu_to_le32(1);
3414         req->nic_desc.hdr.desc_type = NIC_RESOURCE_DESC_TYPE_V0;
3415         req->nic_desc.hdr.desc_len = RESOURCE_DESC_SIZE_V0;
3416         req->nic_desc.flags = (1 << QUN) | (1 << IMM) | (1 << NOSV);
3417         req->nic_desc.pf_num = adapter->pf_number;
3418         req->nic_desc.vf_num = domain;
3419
3420         /* Mark fields invalid */
3421         req->nic_desc.unicast_mac_count = 0xFFFF;
3422         req->nic_desc.mcc_count = 0xFFFF;
3423         req->nic_desc.vlan_count = 0xFFFF;
3424         req->nic_desc.mcast_mac_count = 0xFFFF;
3425         req->nic_desc.txq_count = 0xFFFF;
3426         req->nic_desc.rq_count = 0xFFFF;
3427         req->nic_desc.rssq_count = 0xFFFF;
3428         req->nic_desc.lro_count = 0xFFFF;
3429         req->nic_desc.cq_count = 0xFFFF;
3430         req->nic_desc.toe_conn_count = 0xFFFF;
3431         req->nic_desc.eq_count = 0xFFFF;
3432         req->nic_desc.link_param = 0xFF;
3433         req->nic_desc.bw_min = 0xFFFFFFFF;
3434         req->nic_desc.acpi_params = 0xFF;
3435         req->nic_desc.wol_param = 0x0F;
3436
3437         /* Change BW */
3438         req->nic_desc.bw_min = cpu_to_le32(bps);
3439         req->nic_desc.bw_max = cpu_to_le32(bps);
3440         status = be_mcc_notify_wait(adapter);
3441 err:
3442         spin_unlock_bh(&adapter->mcc_lock);
3443         return status;
3444 }
3445
3446 int be_cmd_get_if_id(struct be_adapter *adapter, struct be_vf_cfg *vf_cfg,
3447                      int vf_num)
3448 {
3449         struct be_mcc_wrb *wrb;
3450         struct be_cmd_req_get_iface_list *req;
3451         struct be_cmd_resp_get_iface_list *resp;
3452         int status;
3453
3454         spin_lock_bh(&adapter->mcc_lock);
3455
3456         wrb = wrb_from_mccq(adapter);
3457         if (!wrb) {
3458                 status = -EBUSY;
3459                 goto err;
3460         }
3461         req = embedded_payload(wrb);
3462
3463         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3464                                OPCODE_COMMON_GET_IFACE_LIST, sizeof(*resp),
3465                                wrb, NULL);
3466         req->hdr.domain = vf_num + 1;
3467
3468         status = be_mcc_notify_wait(adapter);
3469         if (!status) {
3470                 resp = (struct be_cmd_resp_get_iface_list *)req;
3471                 vf_cfg->if_handle = le32_to_cpu(resp->if_desc.if_id);
3472         }
3473
3474 err:
3475         spin_unlock_bh(&adapter->mcc_lock);
3476         return status;
3477 }
3478
3479 static int lancer_wait_idle(struct be_adapter *adapter)
3480 {
3481 #define SLIPORT_IDLE_TIMEOUT 30
3482         u32 reg_val;
3483         int status = 0, i;
3484
3485         for (i = 0; i < SLIPORT_IDLE_TIMEOUT; i++) {
3486                 reg_val = ioread32(adapter->db + PHYSDEV_CONTROL_OFFSET);
3487                 if ((reg_val & PHYSDEV_CONTROL_INP_MASK) == 0)
3488                         break;
3489
3490                 ssleep(1);
3491         }
3492
3493         if (i == SLIPORT_IDLE_TIMEOUT)
3494                 status = -1;
3495
3496         return status;
3497 }
3498
3499 int lancer_physdev_ctrl(struct be_adapter *adapter, u32 mask)
3500 {
3501         int status = 0;
3502
3503         status = lancer_wait_idle(adapter);
3504         if (status)
3505                 return status;
3506
3507         iowrite32(mask, adapter->db + PHYSDEV_CONTROL_OFFSET);
3508
3509         return status;
3510 }
3511
3512 /* Routine to check whether dump image is present or not */
3513 bool dump_present(struct be_adapter *adapter)
3514 {
3515         u32 sliport_status = 0;
3516
3517         sliport_status = ioread32(adapter->db + SLIPORT_STATUS_OFFSET);
3518         return !!(sliport_status & SLIPORT_STATUS_DIP_MASK);
3519 }
3520
3521 int lancer_initiate_dump(struct be_adapter *adapter)
3522 {
3523         int status;
3524
3525         /* give firmware reset and diagnostic dump */
3526         status = lancer_physdev_ctrl(adapter, PHYSDEV_CONTROL_FW_RESET_MASK |
3527                                      PHYSDEV_CONTROL_DD_MASK);
3528         if (status < 0) {
3529                 dev_err(&adapter->pdev->dev, "Firmware reset failed\n");
3530                 return status;
3531         }
3532
3533         status = lancer_wait_idle(adapter);
3534         if (status)
3535                 return status;
3536
3537         if (!dump_present(adapter)) {
3538                 dev_err(&adapter->pdev->dev, "Dump image not present\n");
3539                 return -1;
3540         }
3541
3542         return 0;
3543 }
3544
3545 /* Uses sync mcc */
3546 int be_cmd_enable_vf(struct be_adapter *adapter, u8 domain)
3547 {
3548         struct be_mcc_wrb *wrb;
3549         struct be_cmd_enable_disable_vf *req;
3550         int status;
3551
3552         if (BEx_chip(adapter))
3553                 return 0;
3554
3555         spin_lock_bh(&adapter->mcc_lock);
3556
3557         wrb = wrb_from_mccq(adapter);
3558         if (!wrb) {
3559                 status = -EBUSY;
3560                 goto err;
3561         }
3562
3563         req = embedded_payload(wrb);
3564
3565         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3566                                OPCODE_COMMON_ENABLE_DISABLE_VF, sizeof(*req),
3567                                wrb, NULL);
3568
3569         req->hdr.domain = domain;
3570         req->enable = 1;
3571         status = be_mcc_notify_wait(adapter);
3572 err:
3573         spin_unlock_bh(&adapter->mcc_lock);
3574         return status;
3575 }
3576
3577 int be_cmd_intr_set(struct be_adapter *adapter, bool intr_enable)
3578 {
3579         struct be_mcc_wrb *wrb;
3580         struct be_cmd_req_intr_set *req;
3581         int status;
3582
3583         if (mutex_lock_interruptible(&adapter->mbox_lock))
3584                 return -1;
3585
3586         wrb = wrb_from_mbox(adapter);
3587
3588         req = embedded_payload(wrb);
3589
3590         be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
3591                                OPCODE_COMMON_SET_INTERRUPT_ENABLE, sizeof(*req),
3592                                wrb, NULL);
3593
3594         req->intr_enabled = intr_enable;
3595
3596         status = be_mbox_notify_wait(adapter);
3597
3598         mutex_unlock(&adapter->mbox_lock);
3599         return status;
3600 }
3601
3602 int be_roce_mcc_cmd(void *netdev_handle, void *wrb_payload,
3603                         int wrb_payload_size, u16 *cmd_status, u16 *ext_status)
3604 {
3605         struct be_adapter *adapter = netdev_priv(netdev_handle);
3606         struct be_mcc_wrb *wrb;
3607         struct be_cmd_req_hdr *hdr = (struct be_cmd_req_hdr *) wrb_payload;
3608         struct be_cmd_req_hdr *req;
3609         struct be_cmd_resp_hdr *resp;
3610         int status;
3611
3612         spin_lock_bh(&adapter->mcc_lock);
3613
3614         wrb = wrb_from_mccq(adapter);
3615         if (!wrb) {
3616                 status = -EBUSY;
3617                 goto err;
3618         }
3619         req = embedded_payload(wrb);
3620         resp = embedded_payload(wrb);
3621
3622         be_wrb_cmd_hdr_prepare(req, hdr->subsystem,
3623                                hdr->opcode, wrb_payload_size, wrb, NULL);
3624         memcpy(req, wrb_payload, wrb_payload_size);
3625         be_dws_cpu_to_le(req, wrb_payload_size);
3626
3627         status = be_mcc_notify_wait(adapter);
3628         if (cmd_status)
3629                 *cmd_status = (status & 0xffff);
3630         if (ext_status)
3631                 *ext_status = 0;
3632         memcpy(wrb_payload, resp, sizeof(*resp) + resp->response_length);
3633         be_dws_le_to_cpu(wrb_payload, sizeof(*resp) + resp->response_length);
3634 err:
3635         spin_unlock_bh(&adapter->mcc_lock);
3636         return status;
3637 }
3638 EXPORT_SYMBOL(be_roce_mcc_cmd);