1 /* 2 * Copyright (C) 2005 - 2016 Broadcom 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 char *be_misconfig_evt_port_state[] = { 23 "Physical Link is functional", 24 "Optics faulted/incorrectly installed/not installed - Reseat optics. If issue not resolved, replace.", 25 "Optics of two types installed – Remove one optic or install matching pair of optics.", 26 "Incompatible optics – Replace with compatible optics for card to function.", 27 "Unqualified optics – Replace with Avago optics for Warranty and Technical Support.", 28 "Uncertified optics – Replace with Avago-certified optics to enable link operation." 29 }; 30 31 static char *be_port_misconfig_evt_severity[] = { 32 "KERN_WARN", 33 "KERN_INFO", 34 "KERN_ERR", 35 "KERN_WARN" 36 }; 37 38 static char *phy_state_oper_desc[] = { 39 "Link is non-operational", 40 "Link is operational", 41 "" 42 }; 43 44 static struct be_cmd_priv_map cmd_priv_map[] = { 45 { 46 OPCODE_ETH_ACPI_WOL_MAGIC_CONFIG, 47 CMD_SUBSYSTEM_ETH, 48 BE_PRIV_LNKMGMT | BE_PRIV_VHADM | 49 BE_PRIV_DEVCFG | BE_PRIV_DEVSEC 50 }, 51 { 52 OPCODE_COMMON_GET_FLOW_CONTROL, 53 CMD_SUBSYSTEM_COMMON, 54 BE_PRIV_LNKQUERY | BE_PRIV_VHADM | 55 BE_PRIV_DEVCFG | BE_PRIV_DEVSEC 56 }, 57 { 58 OPCODE_COMMON_SET_FLOW_CONTROL, 59 CMD_SUBSYSTEM_COMMON, 60 BE_PRIV_LNKMGMT | BE_PRIV_VHADM | 61 BE_PRIV_DEVCFG | BE_PRIV_DEVSEC 62 }, 63 { 64 OPCODE_ETH_GET_PPORT_STATS, 65 CMD_SUBSYSTEM_ETH, 66 BE_PRIV_LNKMGMT | BE_PRIV_VHADM | 67 BE_PRIV_DEVCFG | BE_PRIV_DEVSEC 68 }, 69 { 70 OPCODE_COMMON_GET_PHY_DETAILS, 71 CMD_SUBSYSTEM_COMMON, 72 BE_PRIV_LNKMGMT | BE_PRIV_VHADM | 73 BE_PRIV_DEVCFG | BE_PRIV_DEVSEC 74 }, 75 { 76 OPCODE_LOWLEVEL_HOST_DDR_DMA, 77 CMD_SUBSYSTEM_LOWLEVEL, 78 BE_PRIV_DEVCFG | BE_PRIV_DEVSEC 79 }, 80 { 81 OPCODE_LOWLEVEL_LOOPBACK_TEST, 82 CMD_SUBSYSTEM_LOWLEVEL, 83 BE_PRIV_DEVCFG | BE_PRIV_DEVSEC 84 }, 85 { 86 OPCODE_LOWLEVEL_SET_LOOPBACK_MODE, 87 CMD_SUBSYSTEM_LOWLEVEL, 88 BE_PRIV_DEVCFG | BE_PRIV_DEVSEC 89 }, 90 { 91 OPCODE_COMMON_SET_HSW_CONFIG, 92 CMD_SUBSYSTEM_COMMON, 93 BE_PRIV_DEVCFG | BE_PRIV_VHADM | 94 BE_PRIV_DEVSEC 95 }, 96 { 97 OPCODE_COMMON_GET_EXT_FAT_CAPABILITIES, 98 CMD_SUBSYSTEM_COMMON, 99 BE_PRIV_DEVCFG 100 } 101 }; 102 103 static bool be_cmd_allowed(struct be_adapter *adapter, u8 opcode, u8 subsystem) 104 { 105 int i; 106 int num_entries = sizeof(cmd_priv_map)/sizeof(struct be_cmd_priv_map); 107 u32 cmd_privileges = adapter->cmd_privileges; 108 109 for (i = 0; i < num_entries; i++) 110 if (opcode == cmd_priv_map[i].opcode && 111 subsystem == cmd_priv_map[i].subsystem) 112 if (!(cmd_privileges & cmd_priv_map[i].priv_mask)) 113 return false; 114 115 return true; 116 } 117 118 static inline void *embedded_payload(struct be_mcc_wrb *wrb) 119 { 120 return wrb->payload.embedded_payload; 121 } 122 123 static int be_mcc_notify(struct be_adapter *adapter) 124 { 125 struct be_queue_info *mccq = &adapter->mcc_obj.q; 126 u32 val = 0; 127 128 if (be_check_error(adapter, BE_ERROR_ANY)) 129 return -EIO; 130 131 val |= mccq->id & DB_MCCQ_RING_ID_MASK; 132 val |= 1 << DB_MCCQ_NUM_POSTED_SHIFT; 133 134 wmb(); 135 iowrite32(val, adapter->db + DB_MCCQ_OFFSET); 136 137 return 0; 138 } 139 140 /* To check if valid bit is set, check the entire word as we don't know 141 * the endianness of the data (old entry is host endian while a new entry is 142 * little endian) */ 143 static inline bool be_mcc_compl_is_new(struct be_mcc_compl *compl) 144 { 145 u32 flags; 146 147 if (compl->flags != 0) { 148 flags = le32_to_cpu(compl->flags); 149 if (flags & CQE_FLAGS_VALID_MASK) { 150 compl->flags = flags; 151 return true; 152 } 153 } 154 return false; 155 } 156 157 /* Need to reset the entire word that houses the valid bit */ 158 static inline void be_mcc_compl_use(struct be_mcc_compl *compl) 159 { 160 compl->flags = 0; 161 } 162 163 static struct be_cmd_resp_hdr *be_decode_resp_hdr(u32 tag0, u32 tag1) 164 { 165 unsigned long addr; 166 167 addr = tag1; 168 addr = ((addr << 16) << 16) | tag0; 169 return (void *)addr; 170 } 171 172 static bool be_skip_err_log(u8 opcode, u16 base_status, u16 addl_status) 173 { 174 if (base_status == MCC_STATUS_NOT_SUPPORTED || 175 base_status == MCC_STATUS_ILLEGAL_REQUEST || 176 addl_status == MCC_ADDL_STATUS_TOO_MANY_INTERFACES || 177 addl_status == MCC_ADDL_STATUS_INSUFFICIENT_VLANS || 178 (opcode == OPCODE_COMMON_WRITE_FLASHROM && 179 (base_status == MCC_STATUS_ILLEGAL_FIELD || 180 addl_status == MCC_ADDL_STATUS_FLASH_IMAGE_CRC_MISMATCH))) 181 return true; 182 else 183 return false; 184 } 185 186 /* Place holder for all the async MCC cmds wherein the caller is not in a busy 187 * loop (has not issued be_mcc_notify_wait()) 188 */ 189 static void be_async_cmd_process(struct be_adapter *adapter, 190 struct be_mcc_compl *compl, 191 struct be_cmd_resp_hdr *resp_hdr) 192 { 193 enum mcc_base_status base_status = base_status(compl->status); 194 u8 opcode = 0, subsystem = 0; 195 196 if (resp_hdr) { 197 opcode = resp_hdr->opcode; 198 subsystem = resp_hdr->subsystem; 199 } 200 201 if (opcode == OPCODE_LOWLEVEL_LOOPBACK_TEST && 202 subsystem == CMD_SUBSYSTEM_LOWLEVEL) { 203 complete(&adapter->et_cmd_compl); 204 return; 205 } 206 207 if (opcode == OPCODE_LOWLEVEL_SET_LOOPBACK_MODE && 208 subsystem == CMD_SUBSYSTEM_LOWLEVEL) { 209 complete(&adapter->et_cmd_compl); 210 return; 211 } 212 213 if ((opcode == OPCODE_COMMON_WRITE_FLASHROM || 214 opcode == OPCODE_COMMON_WRITE_OBJECT) && 215 subsystem == CMD_SUBSYSTEM_COMMON) { 216 adapter->flash_status = compl->status; 217 complete(&adapter->et_cmd_compl); 218 return; 219 } 220 221 if ((opcode == OPCODE_ETH_GET_STATISTICS || 222 opcode == OPCODE_ETH_GET_PPORT_STATS) && 223 subsystem == CMD_SUBSYSTEM_ETH && 224 base_status == MCC_STATUS_SUCCESS) { 225 be_parse_stats(adapter); 226 adapter->stats_cmd_sent = false; 227 return; 228 } 229 230 if (opcode == OPCODE_COMMON_GET_CNTL_ADDITIONAL_ATTRIBUTES && 231 subsystem == CMD_SUBSYSTEM_COMMON) { 232 if (base_status == MCC_STATUS_SUCCESS) { 233 struct be_cmd_resp_get_cntl_addnl_attribs *resp = 234 (void *)resp_hdr; 235 adapter->hwmon_info.be_on_die_temp = 236 resp->on_die_temperature; 237 } else { 238 adapter->be_get_temp_freq = 0; 239 adapter->hwmon_info.be_on_die_temp = 240 BE_INVALID_DIE_TEMP; 241 } 242 return; 243 } 244 } 245 246 static int be_mcc_compl_process(struct be_adapter *adapter, 247 struct be_mcc_compl *compl) 248 { 249 enum mcc_base_status base_status; 250 enum mcc_addl_status addl_status; 251 struct be_cmd_resp_hdr *resp_hdr; 252 u8 opcode = 0, subsystem = 0; 253 254 /* Just swap the status to host endian; mcc tag is opaquely copied 255 * from mcc_wrb */ 256 be_dws_le_to_cpu(compl, 4); 257 258 base_status = base_status(compl->status); 259 addl_status = addl_status(compl->status); 260 261 resp_hdr = be_decode_resp_hdr(compl->tag0, compl->tag1); 262 if (resp_hdr) { 263 opcode = resp_hdr->opcode; 264 subsystem = resp_hdr->subsystem; 265 } 266 267 be_async_cmd_process(adapter, compl, resp_hdr); 268 269 if (base_status != MCC_STATUS_SUCCESS && 270 !be_skip_err_log(opcode, base_status, addl_status)) { 271 if (base_status == MCC_STATUS_UNAUTHORIZED_REQUEST || 272 addl_status == MCC_ADDL_STATUS_INSUFFICIENT_PRIVILEGES) { 273 dev_warn(&adapter->pdev->dev, 274 "VF is not privileged to issue opcode %d-%d\n", 275 opcode, subsystem); 276 } else { 277 dev_err(&adapter->pdev->dev, 278 "opcode %d-%d failed:status %d-%d\n", 279 opcode, subsystem, base_status, addl_status); 280 } 281 } 282 return compl->status; 283 } 284 285 /* Link state evt is a string of bytes; no need for endian swapping */ 286 static void be_async_link_state_process(struct be_adapter *adapter, 287 struct be_mcc_compl *compl) 288 { 289 struct be_async_event_link_state *evt = 290 (struct be_async_event_link_state *)compl; 291 292 /* When link status changes, link speed must be re-queried from FW */ 293 adapter->phy.link_speed = -1; 294 295 /* On BEx the FW does not send a separate link status 296 * notification for physical and logical link. 297 * On other chips just process the logical link 298 * status notification 299 */ 300 if (!BEx_chip(adapter) && 301 !(evt->port_link_status & LOGICAL_LINK_STATUS_MASK)) 302 return; 303 304 /* For the initial link status do not rely on the ASYNC event as 305 * it may not be received in some cases. 306 */ 307 if (adapter->flags & BE_FLAGS_LINK_STATUS_INIT) 308 be_link_status_update(adapter, 309 evt->port_link_status & LINK_STATUS_MASK); 310 } 311 312 static void be_async_port_misconfig_event_process(struct be_adapter *adapter, 313 struct be_mcc_compl *compl) 314 { 315 struct be_async_event_misconfig_port *evt = 316 (struct be_async_event_misconfig_port *)compl; 317 u32 sfp_misconfig_evt_word1 = le32_to_cpu(evt->event_data_word1); 318 u32 sfp_misconfig_evt_word2 = le32_to_cpu(evt->event_data_word2); 319 u8 phy_oper_state = PHY_STATE_OPER_MSG_NONE; 320 struct device *dev = &adapter->pdev->dev; 321 u8 msg_severity = DEFAULT_MSG_SEVERITY; 322 u8 phy_state_info; 323 u8 new_phy_state; 324 325 new_phy_state = 326 (sfp_misconfig_evt_word1 >> (adapter->hba_port_num * 8)) & 0xff; 327 328 if (new_phy_state == adapter->phy_state) 329 return; 330 331 adapter->phy_state = new_phy_state; 332 333 /* for older fw that doesn't populate link effect data */ 334 if (!sfp_misconfig_evt_word2) 335 goto log_message; 336 337 phy_state_info = 338 (sfp_misconfig_evt_word2 >> (adapter->hba_port_num * 8)) & 0xff; 339 340 if (phy_state_info & PHY_STATE_INFO_VALID) { 341 msg_severity = (phy_state_info & PHY_STATE_MSG_SEVERITY) >> 1; 342 343 if (be_phy_unqualified(new_phy_state)) 344 phy_oper_state = (phy_state_info & PHY_STATE_OPER); 345 } 346 347 log_message: 348 /* Log an error message that would allow a user to determine 349 * whether the SFPs have an issue 350 */ 351 if (be_phy_state_unknown(new_phy_state)) 352 dev_printk(be_port_misconfig_evt_severity[msg_severity], dev, 353 "Port %c: Unrecognized Optics state: 0x%x. %s", 354 adapter->port_name, 355 new_phy_state, 356 phy_state_oper_desc[phy_oper_state]); 357 else 358 dev_printk(be_port_misconfig_evt_severity[msg_severity], dev, 359 "Port %c: %s %s", 360 adapter->port_name, 361 be_misconfig_evt_port_state[new_phy_state], 362 phy_state_oper_desc[phy_oper_state]); 363 364 /* Log Vendor name and part no. if a misconfigured SFP is detected */ 365 if (be_phy_misconfigured(new_phy_state)) 366 adapter->flags |= BE_FLAGS_PHY_MISCONFIGURED; 367 } 368 369 /* Grp5 CoS Priority evt */ 370 static void be_async_grp5_cos_priority_process(struct be_adapter *adapter, 371 struct be_mcc_compl *compl) 372 { 373 struct be_async_event_grp5_cos_priority *evt = 374 (struct be_async_event_grp5_cos_priority *)compl; 375 376 if (evt->valid) { 377 adapter->vlan_prio_bmap = evt->available_priority_bmap; 378 adapter->recommended_prio_bits = 379 evt->reco_default_priority << VLAN_PRIO_SHIFT; 380 } 381 } 382 383 /* Grp5 QOS Speed evt: qos_link_speed is in units of 10 Mbps */ 384 static void be_async_grp5_qos_speed_process(struct be_adapter *adapter, 385 struct be_mcc_compl *compl) 386 { 387 struct be_async_event_grp5_qos_link_speed *evt = 388 (struct be_async_event_grp5_qos_link_speed *)compl; 389 390 if (adapter->phy.link_speed >= 0 && 391 evt->physical_port == adapter->port_num) 392 adapter->phy.link_speed = le16_to_cpu(evt->qos_link_speed) * 10; 393 } 394 395 /*Grp5 PVID evt*/ 396 static void be_async_grp5_pvid_state_process(struct be_adapter *adapter, 397 struct be_mcc_compl *compl) 398 { 399 struct be_async_event_grp5_pvid_state *evt = 400 (struct be_async_event_grp5_pvid_state *)compl; 401 402 if (evt->enabled) { 403 adapter->pvid = le16_to_cpu(evt->tag) & VLAN_VID_MASK; 404 dev_info(&adapter->pdev->dev, "LPVID: %d\n", adapter->pvid); 405 } else { 406 adapter->pvid = 0; 407 } 408 } 409 410 #define MGMT_ENABLE_MASK 0x4 411 static void be_async_grp5_fw_control_process(struct be_adapter *adapter, 412 struct be_mcc_compl *compl) 413 { 414 struct be_async_fw_control *evt = (struct be_async_fw_control *)compl; 415 u32 evt_dw1 = le32_to_cpu(evt->event_data_word1); 416 417 if (evt_dw1 & MGMT_ENABLE_MASK) { 418 adapter->flags |= BE_FLAGS_OS2BMC; 419 adapter->bmc_filt_mask = le32_to_cpu(evt->event_data_word2); 420 } else { 421 adapter->flags &= ~BE_FLAGS_OS2BMC; 422 } 423 } 424 425 static void be_async_grp5_evt_process(struct be_adapter *adapter, 426 struct be_mcc_compl *compl) 427 { 428 u8 event_type = (compl->flags >> ASYNC_EVENT_TYPE_SHIFT) & 429 ASYNC_EVENT_TYPE_MASK; 430 431 switch (event_type) { 432 case ASYNC_EVENT_COS_PRIORITY: 433 be_async_grp5_cos_priority_process(adapter, compl); 434 break; 435 case ASYNC_EVENT_QOS_SPEED: 436 be_async_grp5_qos_speed_process(adapter, compl); 437 break; 438 case ASYNC_EVENT_PVID_STATE: 439 be_async_grp5_pvid_state_process(adapter, compl); 440 break; 441 /* Async event to disable/enable os2bmc and/or mac-learning */ 442 case ASYNC_EVENT_FW_CONTROL: 443 be_async_grp5_fw_control_process(adapter, compl); 444 break; 445 default: 446 break; 447 } 448 } 449 450 static void be_async_dbg_evt_process(struct be_adapter *adapter, 451 struct be_mcc_compl *cmp) 452 { 453 u8 event_type = 0; 454 struct be_async_event_qnq *evt = (struct be_async_event_qnq *)cmp; 455 456 event_type = (cmp->flags >> ASYNC_EVENT_TYPE_SHIFT) & 457 ASYNC_EVENT_TYPE_MASK; 458 459 switch (event_type) { 460 case ASYNC_DEBUG_EVENT_TYPE_QNQ: 461 if (evt->valid) 462 adapter->qnq_vid = le16_to_cpu(evt->vlan_tag); 463 adapter->flags |= BE_FLAGS_QNQ_ASYNC_EVT_RCVD; 464 break; 465 default: 466 dev_warn(&adapter->pdev->dev, "Unknown debug event 0x%x!\n", 467 event_type); 468 break; 469 } 470 } 471 472 static void be_async_sliport_evt_process(struct be_adapter *adapter, 473 struct be_mcc_compl *cmp) 474 { 475 u8 event_type = (cmp->flags >> ASYNC_EVENT_TYPE_SHIFT) & 476 ASYNC_EVENT_TYPE_MASK; 477 478 if (event_type == ASYNC_EVENT_PORT_MISCONFIG) 479 be_async_port_misconfig_event_process(adapter, cmp); 480 } 481 482 static inline bool is_link_state_evt(u32 flags) 483 { 484 return ((flags >> ASYNC_EVENT_CODE_SHIFT) & ASYNC_EVENT_CODE_MASK) == 485 ASYNC_EVENT_CODE_LINK_STATE; 486 } 487 488 static inline bool is_grp5_evt(u32 flags) 489 { 490 return ((flags >> ASYNC_EVENT_CODE_SHIFT) & ASYNC_EVENT_CODE_MASK) == 491 ASYNC_EVENT_CODE_GRP_5; 492 } 493 494 static inline bool is_dbg_evt(u32 flags) 495 { 496 return ((flags >> ASYNC_EVENT_CODE_SHIFT) & ASYNC_EVENT_CODE_MASK) == 497 ASYNC_EVENT_CODE_QNQ; 498 } 499 500 static inline bool is_sliport_evt(u32 flags) 501 { 502 return ((flags >> ASYNC_EVENT_CODE_SHIFT) & ASYNC_EVENT_CODE_MASK) == 503 ASYNC_EVENT_CODE_SLIPORT; 504 } 505 506 static void be_mcc_event_process(struct be_adapter *adapter, 507 struct be_mcc_compl *compl) 508 { 509 if (is_link_state_evt(compl->flags)) 510 be_async_link_state_process(adapter, compl); 511 else if (is_grp5_evt(compl->flags)) 512 be_async_grp5_evt_process(adapter, compl); 513 else if (is_dbg_evt(compl->flags)) 514 be_async_dbg_evt_process(adapter, compl); 515 else if (is_sliport_evt(compl->flags)) 516 be_async_sliport_evt_process(adapter, compl); 517 } 518 519 static struct be_mcc_compl *be_mcc_compl_get(struct be_adapter *adapter) 520 { 521 struct be_queue_info *mcc_cq = &adapter->mcc_obj.cq; 522 struct be_mcc_compl *compl = queue_tail_node(mcc_cq); 523 524 if (be_mcc_compl_is_new(compl)) { 525 queue_tail_inc(mcc_cq); 526 return compl; 527 } 528 return NULL; 529 } 530 531 void be_async_mcc_enable(struct be_adapter *adapter) 532 { 533 spin_lock_bh(&adapter->mcc_cq_lock); 534 535 be_cq_notify(adapter, adapter->mcc_obj.cq.id, true, 0); 536 adapter->mcc_obj.rearm_cq = true; 537 538 spin_unlock_bh(&adapter->mcc_cq_lock); 539 } 540 541 void be_async_mcc_disable(struct be_adapter *adapter) 542 { 543 spin_lock_bh(&adapter->mcc_cq_lock); 544 545 adapter->mcc_obj.rearm_cq = false; 546 be_cq_notify(adapter, adapter->mcc_obj.cq.id, false, 0); 547 548 spin_unlock_bh(&adapter->mcc_cq_lock); 549 } 550 551 int be_process_mcc(struct be_adapter *adapter) 552 { 553 struct be_mcc_compl *compl; 554 int num = 0, status = 0; 555 struct be_mcc_obj *mcc_obj = &adapter->mcc_obj; 556 557 spin_lock(&adapter->mcc_cq_lock); 558 559 while ((compl = be_mcc_compl_get(adapter))) { 560 if (compl->flags & CQE_FLAGS_ASYNC_MASK) { 561 be_mcc_event_process(adapter, compl); 562 } else if (compl->flags & CQE_FLAGS_COMPLETED_MASK) { 563 status = be_mcc_compl_process(adapter, compl); 564 atomic_dec(&mcc_obj->q.used); 565 } 566 be_mcc_compl_use(compl); 567 num++; 568 } 569 570 if (num) 571 be_cq_notify(adapter, mcc_obj->cq.id, mcc_obj->rearm_cq, num); 572 573 spin_unlock(&adapter->mcc_cq_lock); 574 return status; 575 } 576 577 /* Wait till no more pending mcc requests are present */ 578 static int be_mcc_wait_compl(struct be_adapter *adapter) 579 { 580 #define mcc_timeout 12000 /* 12s timeout */ 581 int i, status = 0; 582 struct be_mcc_obj *mcc_obj = &adapter->mcc_obj; 583 584 for (i = 0; i < mcc_timeout; i++) { 585 if (be_check_error(adapter, BE_ERROR_ANY)) 586 return -EIO; 587 588 local_bh_disable(); 589 status = be_process_mcc(adapter); 590 local_bh_enable(); 591 592 if (atomic_read(&mcc_obj->q.used) == 0) 593 break; 594 usleep_range(500, 1000); 595 } 596 if (i == mcc_timeout) { 597 dev_err(&adapter->pdev->dev, "FW not responding\n"); 598 be_set_error(adapter, BE_ERROR_FW); 599 return -EIO; 600 } 601 return status; 602 } 603 604 /* Notify MCC requests and wait for completion */ 605 static int be_mcc_notify_wait(struct be_adapter *adapter) 606 { 607 int status; 608 struct be_mcc_wrb *wrb; 609 struct be_mcc_obj *mcc_obj = &adapter->mcc_obj; 610 u32 index = mcc_obj->q.head; 611 struct be_cmd_resp_hdr *resp; 612 613 index_dec(&index, mcc_obj->q.len); 614 wrb = queue_index_node(&mcc_obj->q, index); 615 616 resp = be_decode_resp_hdr(wrb->tag0, wrb->tag1); 617 618 status = be_mcc_notify(adapter); 619 if (status) 620 goto out; 621 622 status = be_mcc_wait_compl(adapter); 623 if (status == -EIO) 624 goto out; 625 626 status = (resp->base_status | 627 ((resp->addl_status & CQE_ADDL_STATUS_MASK) << 628 CQE_ADDL_STATUS_SHIFT)); 629 out: 630 return status; 631 } 632 633 static int be_mbox_db_ready_wait(struct be_adapter *adapter, void __iomem *db) 634 { 635 int msecs = 0; 636 u32 ready; 637 638 do { 639 if (be_check_error(adapter, BE_ERROR_ANY)) 640 return -EIO; 641 642 ready = ioread32(db); 643 if (ready == 0xffffffff) 644 return -1; 645 646 ready &= MPU_MAILBOX_DB_RDY_MASK; 647 if (ready) 648 break; 649 650 if (msecs > 4000) { 651 dev_err(&adapter->pdev->dev, "FW not responding\n"); 652 be_set_error(adapter, BE_ERROR_FW); 653 be_detect_error(adapter); 654 return -1; 655 } 656 657 msleep(1); 658 msecs++; 659 } while (true); 660 661 return 0; 662 } 663 664 /* 665 * Insert the mailbox address into the doorbell in two steps 666 * Polls on the mbox doorbell till a command completion (or a timeout) occurs 667 */ 668 static int be_mbox_notify_wait(struct be_adapter *adapter) 669 { 670 int status; 671 u32 val = 0; 672 void __iomem *db = adapter->db + MPU_MAILBOX_DB_OFFSET; 673 struct be_dma_mem *mbox_mem = &adapter->mbox_mem; 674 struct be_mcc_mailbox *mbox = mbox_mem->va; 675 struct be_mcc_compl *compl = &mbox->compl; 676 677 /* wait for ready to be set */ 678 status = be_mbox_db_ready_wait(adapter, db); 679 if (status != 0) 680 return status; 681 682 val |= MPU_MAILBOX_DB_HI_MASK; 683 /* at bits 2 - 31 place mbox dma addr msb bits 34 - 63 */ 684 val |= (upper_32_bits(mbox_mem->dma) >> 2) << 2; 685 iowrite32(val, db); 686 687 /* wait for ready to be set */ 688 status = be_mbox_db_ready_wait(adapter, db); 689 if (status != 0) 690 return status; 691 692 val = 0; 693 /* at bits 2 - 31 place mbox dma addr lsb bits 4 - 33 */ 694 val |= (u32)(mbox_mem->dma >> 4) << 2; 695 iowrite32(val, db); 696 697 status = be_mbox_db_ready_wait(adapter, db); 698 if (status != 0) 699 return status; 700 701 /* A cq entry has been made now */ 702 if (be_mcc_compl_is_new(compl)) { 703 status = be_mcc_compl_process(adapter, &mbox->compl); 704 be_mcc_compl_use(compl); 705 if (status) 706 return status; 707 } else { 708 dev_err(&adapter->pdev->dev, "invalid mailbox completion\n"); 709 return -1; 710 } 711 return 0; 712 } 713 714 u16 be_POST_stage_get(struct be_adapter *adapter) 715 { 716 u32 sem; 717 718 if (BEx_chip(adapter)) 719 sem = ioread32(adapter->csr + SLIPORT_SEMAPHORE_OFFSET_BEx); 720 else 721 pci_read_config_dword(adapter->pdev, 722 SLIPORT_SEMAPHORE_OFFSET_SH, &sem); 723 724 return sem & POST_STAGE_MASK; 725 } 726 727 static int lancer_wait_ready(struct be_adapter *adapter) 728 { 729 #define SLIPORT_READY_TIMEOUT 30 730 u32 sliport_status; 731 int i; 732 733 for (i = 0; i < SLIPORT_READY_TIMEOUT; i++) { 734 sliport_status = ioread32(adapter->db + SLIPORT_STATUS_OFFSET); 735 if (sliport_status & SLIPORT_STATUS_RDY_MASK) 736 return 0; 737 738 if (sliport_status & SLIPORT_STATUS_ERR_MASK && 739 !(sliport_status & SLIPORT_STATUS_RN_MASK)) 740 return -EIO; 741 742 msleep(1000); 743 } 744 745 return sliport_status ? : -1; 746 } 747 748 int be_fw_wait_ready(struct be_adapter *adapter) 749 { 750 u16 stage; 751 int status, timeout = 0; 752 struct device *dev = &adapter->pdev->dev; 753 754 if (lancer_chip(adapter)) { 755 status = lancer_wait_ready(adapter); 756 if (status) { 757 stage = status; 758 goto err; 759 } 760 return 0; 761 } 762 763 do { 764 /* There's no means to poll POST state on BE2/3 VFs */ 765 if (BEx_chip(adapter) && be_virtfn(adapter)) 766 return 0; 767 768 stage = be_POST_stage_get(adapter); 769 if (stage == POST_STAGE_ARMFW_RDY) 770 return 0; 771 772 dev_info(dev, "Waiting for POST, %ds elapsed\n", timeout); 773 if (msleep_interruptible(2000)) { 774 dev_err(dev, "Waiting for POST aborted\n"); 775 return -EINTR; 776 } 777 timeout += 2; 778 } while (timeout < 60); 779 780 err: 781 dev_err(dev, "POST timeout; stage=%#x\n", stage); 782 return -ETIMEDOUT; 783 } 784 785 static inline struct be_sge *nonembedded_sgl(struct be_mcc_wrb *wrb) 786 { 787 return &wrb->payload.sgl[0]; 788 } 789 790 static inline void fill_wrb_tags(struct be_mcc_wrb *wrb, unsigned long addr) 791 { 792 wrb->tag0 = addr & 0xFFFFFFFF; 793 wrb->tag1 = upper_32_bits(addr); 794 } 795 796 /* Don't touch the hdr after it's prepared */ 797 /* mem will be NULL for embedded commands */ 798 static void be_wrb_cmd_hdr_prepare(struct be_cmd_req_hdr *req_hdr, 799 u8 subsystem, u8 opcode, int cmd_len, 800 struct be_mcc_wrb *wrb, 801 struct be_dma_mem *mem) 802 { 803 struct be_sge *sge; 804 805 req_hdr->opcode = opcode; 806 req_hdr->subsystem = subsystem; 807 req_hdr->request_length = cpu_to_le32(cmd_len - sizeof(*req_hdr)); 808 req_hdr->version = 0; 809 fill_wrb_tags(wrb, (ulong) req_hdr); 810 wrb->payload_length = cmd_len; 811 if (mem) { 812 wrb->embedded |= (1 & MCC_WRB_SGE_CNT_MASK) << 813 MCC_WRB_SGE_CNT_SHIFT; 814 sge = nonembedded_sgl(wrb); 815 sge->pa_hi = cpu_to_le32(upper_32_bits(mem->dma)); 816 sge->pa_lo = cpu_to_le32(mem->dma & 0xFFFFFFFF); 817 sge->len = cpu_to_le32(mem->size); 818 } else 819 wrb->embedded |= MCC_WRB_EMBEDDED_MASK; 820 be_dws_cpu_to_le(wrb, 8); 821 } 822 823 static void be_cmd_page_addrs_prepare(struct phys_addr *pages, u32 max_pages, 824 struct be_dma_mem *mem) 825 { 826 int i, buf_pages = min(PAGES_4K_SPANNED(mem->va, mem->size), max_pages); 827 u64 dma = (u64)mem->dma; 828 829 for (i = 0; i < buf_pages; i++) { 830 pages[i].lo = cpu_to_le32(dma & 0xFFFFFFFF); 831 pages[i].hi = cpu_to_le32(upper_32_bits(dma)); 832 dma += PAGE_SIZE_4K; 833 } 834 } 835 836 static inline struct be_mcc_wrb *wrb_from_mbox(struct be_adapter *adapter) 837 { 838 struct be_dma_mem *mbox_mem = &adapter->mbox_mem; 839 struct be_mcc_wrb *wrb 840 = &((struct be_mcc_mailbox *)(mbox_mem->va))->wrb; 841 memset(wrb, 0, sizeof(*wrb)); 842 return wrb; 843 } 844 845 static struct be_mcc_wrb *wrb_from_mccq(struct be_adapter *adapter) 846 { 847 struct be_queue_info *mccq = &adapter->mcc_obj.q; 848 struct be_mcc_wrb *wrb; 849 850 if (!mccq->created) 851 return NULL; 852 853 if (atomic_read(&mccq->used) >= mccq->len) 854 return NULL; 855 856 wrb = queue_head_node(mccq); 857 queue_head_inc(mccq); 858 atomic_inc(&mccq->used); 859 memset(wrb, 0, sizeof(*wrb)); 860 return wrb; 861 } 862 863 static bool use_mcc(struct be_adapter *adapter) 864 { 865 return adapter->mcc_obj.q.created; 866 } 867 868 /* Must be used only in process context */ 869 static int be_cmd_lock(struct be_adapter *adapter) 870 { 871 if (use_mcc(adapter)) { 872 mutex_lock(&adapter->mcc_lock); 873 return 0; 874 } else { 875 return mutex_lock_interruptible(&adapter->mbox_lock); 876 } 877 } 878 879 /* Must be used only in process context */ 880 static void be_cmd_unlock(struct be_adapter *adapter) 881 { 882 if (use_mcc(adapter)) 883 return mutex_unlock(&adapter->mcc_lock); 884 else 885 return mutex_unlock(&adapter->mbox_lock); 886 } 887 888 static struct be_mcc_wrb *be_cmd_copy(struct be_adapter *adapter, 889 struct be_mcc_wrb *wrb) 890 { 891 struct be_mcc_wrb *dest_wrb; 892 893 if (use_mcc(adapter)) { 894 dest_wrb = wrb_from_mccq(adapter); 895 if (!dest_wrb) 896 return NULL; 897 } else { 898 dest_wrb = wrb_from_mbox(adapter); 899 } 900 901 memcpy(dest_wrb, wrb, sizeof(*wrb)); 902 if (wrb->embedded & cpu_to_le32(MCC_WRB_EMBEDDED_MASK)) 903 fill_wrb_tags(dest_wrb, (ulong) embedded_payload(wrb)); 904 905 return dest_wrb; 906 } 907 908 /* Must be used only in process context */ 909 static int be_cmd_notify_wait(struct be_adapter *adapter, 910 struct be_mcc_wrb *wrb) 911 { 912 struct be_mcc_wrb *dest_wrb; 913 int status; 914 915 status = be_cmd_lock(adapter); 916 if (status) 917 return status; 918 919 dest_wrb = be_cmd_copy(adapter, wrb); 920 if (!dest_wrb) { 921 status = -EBUSY; 922 goto unlock; 923 } 924 925 if (use_mcc(adapter)) 926 status = be_mcc_notify_wait(adapter); 927 else 928 status = be_mbox_notify_wait(adapter); 929 930 if (!status) 931 memcpy(wrb, dest_wrb, sizeof(*wrb)); 932 933 unlock: 934 be_cmd_unlock(adapter); 935 return status; 936 } 937 938 /* Tell fw we're about to start firing cmds by writing a 939 * special pattern across the wrb hdr; uses mbox 940 */ 941 int be_cmd_fw_init(struct be_adapter *adapter) 942 { 943 u8 *wrb; 944 int status; 945 946 if (lancer_chip(adapter)) 947 return 0; 948 949 if (mutex_lock_interruptible(&adapter->mbox_lock)) 950 return -1; 951 952 wrb = (u8 *)wrb_from_mbox(adapter); 953 *wrb++ = 0xFF; 954 *wrb++ = 0x12; 955 *wrb++ = 0x34; 956 *wrb++ = 0xFF; 957 *wrb++ = 0xFF; 958 *wrb++ = 0x56; 959 *wrb++ = 0x78; 960 *wrb = 0xFF; 961 962 status = be_mbox_notify_wait(adapter); 963 964 mutex_unlock(&adapter->mbox_lock); 965 return status; 966 } 967 968 /* Tell fw we're done with firing cmds by writing a 969 * special pattern across the wrb hdr; uses mbox 970 */ 971 int be_cmd_fw_clean(struct be_adapter *adapter) 972 { 973 u8 *wrb; 974 int status; 975 976 if (lancer_chip(adapter)) 977 return 0; 978 979 if (mutex_lock_interruptible(&adapter->mbox_lock)) 980 return -1; 981 982 wrb = (u8 *)wrb_from_mbox(adapter); 983 *wrb++ = 0xFF; 984 *wrb++ = 0xAA; 985 *wrb++ = 0xBB; 986 *wrb++ = 0xFF; 987 *wrb++ = 0xFF; 988 *wrb++ = 0xCC; 989 *wrb++ = 0xDD; 990 *wrb = 0xFF; 991 992 status = be_mbox_notify_wait(adapter); 993 994 mutex_unlock(&adapter->mbox_lock); 995 return status; 996 } 997 998 int be_cmd_eq_create(struct be_adapter *adapter, struct be_eq_obj *eqo) 999 { 1000 struct be_mcc_wrb *wrb; 1001 struct be_cmd_req_eq_create *req; 1002 struct be_dma_mem *q_mem = &eqo->q.dma_mem; 1003 int status, ver = 0; 1004 1005 if (mutex_lock_interruptible(&adapter->mbox_lock)) 1006 return -1; 1007 1008 wrb = wrb_from_mbox(adapter); 1009 req = embedded_payload(wrb); 1010 1011 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 1012 OPCODE_COMMON_EQ_CREATE, sizeof(*req), wrb, 1013 NULL); 1014 1015 /* Support for EQ_CREATEv2 available only SH-R onwards */ 1016 if (!(BEx_chip(adapter) || lancer_chip(adapter))) 1017 ver = 2; 1018 1019 req->hdr.version = ver; 1020 req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size)); 1021 1022 AMAP_SET_BITS(struct amap_eq_context, valid, req->context, 1); 1023 /* 4byte eqe*/ 1024 AMAP_SET_BITS(struct amap_eq_context, size, req->context, 0); 1025 AMAP_SET_BITS(struct amap_eq_context, count, req->context, 1026 __ilog2_u32(eqo->q.len / 256)); 1027 be_dws_cpu_to_le(req->context, sizeof(req->context)); 1028 1029 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem); 1030 1031 status = be_mbox_notify_wait(adapter); 1032 if (!status) { 1033 struct be_cmd_resp_eq_create *resp = embedded_payload(wrb); 1034 1035 eqo->q.id = le16_to_cpu(resp->eq_id); 1036 eqo->msix_idx = 1037 (ver == 2) ? le16_to_cpu(resp->msix_idx) : eqo->idx; 1038 eqo->q.created = true; 1039 } 1040 1041 mutex_unlock(&adapter->mbox_lock); 1042 return status; 1043 } 1044 1045 /* Use MCC */ 1046 int be_cmd_mac_addr_query(struct be_adapter *adapter, u8 *mac_addr, 1047 bool permanent, u32 if_handle, u32 pmac_id) 1048 { 1049 struct be_mcc_wrb *wrb; 1050 struct be_cmd_req_mac_query *req; 1051 int status; 1052 1053 mutex_lock(&adapter->mcc_lock); 1054 1055 wrb = wrb_from_mccq(adapter); 1056 if (!wrb) { 1057 status = -EBUSY; 1058 goto err; 1059 } 1060 req = embedded_payload(wrb); 1061 1062 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 1063 OPCODE_COMMON_NTWK_MAC_QUERY, sizeof(*req), wrb, 1064 NULL); 1065 req->type = MAC_ADDRESS_TYPE_NETWORK; 1066 if (permanent) { 1067 req->permanent = 1; 1068 } else { 1069 req->if_id = cpu_to_le16((u16)if_handle); 1070 req->pmac_id = cpu_to_le32(pmac_id); 1071 req->permanent = 0; 1072 } 1073 1074 status = be_mcc_notify_wait(adapter); 1075 if (!status) { 1076 struct be_cmd_resp_mac_query *resp = embedded_payload(wrb); 1077 1078 memcpy(mac_addr, resp->mac.addr, ETH_ALEN); 1079 } 1080 1081 err: 1082 mutex_unlock(&adapter->mcc_lock); 1083 return status; 1084 } 1085 1086 /* Uses synchronous MCCQ */ 1087 int be_cmd_pmac_add(struct be_adapter *adapter, u8 *mac_addr, 1088 u32 if_id, u32 *pmac_id, u32 domain) 1089 { 1090 struct be_mcc_wrb *wrb; 1091 struct be_cmd_req_pmac_add *req; 1092 int status; 1093 1094 mutex_lock(&adapter->mcc_lock); 1095 1096 wrb = wrb_from_mccq(adapter); 1097 if (!wrb) { 1098 status = -EBUSY; 1099 goto err; 1100 } 1101 req = embedded_payload(wrb); 1102 1103 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 1104 OPCODE_COMMON_NTWK_PMAC_ADD, sizeof(*req), wrb, 1105 NULL); 1106 1107 req->hdr.domain = domain; 1108 req->if_id = cpu_to_le32(if_id); 1109 memcpy(req->mac_address, mac_addr, ETH_ALEN); 1110 1111 status = be_mcc_notify_wait(adapter); 1112 if (!status) { 1113 struct be_cmd_resp_pmac_add *resp = embedded_payload(wrb); 1114 1115 *pmac_id = le32_to_cpu(resp->pmac_id); 1116 } 1117 1118 err: 1119 mutex_unlock(&adapter->mcc_lock); 1120 1121 if (base_status(status) == MCC_STATUS_UNAUTHORIZED_REQUEST) 1122 status = -EPERM; 1123 1124 return status; 1125 } 1126 1127 /* Uses synchronous MCCQ */ 1128 int be_cmd_pmac_del(struct be_adapter *adapter, u32 if_id, int pmac_id, u32 dom) 1129 { 1130 struct be_mcc_wrb *wrb; 1131 struct be_cmd_req_pmac_del *req; 1132 int status; 1133 1134 if (pmac_id == -1) 1135 return 0; 1136 1137 mutex_lock(&adapter->mcc_lock); 1138 1139 wrb = wrb_from_mccq(adapter); 1140 if (!wrb) { 1141 status = -EBUSY; 1142 goto err; 1143 } 1144 req = embedded_payload(wrb); 1145 1146 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 1147 OPCODE_COMMON_NTWK_PMAC_DEL, sizeof(*req), 1148 wrb, NULL); 1149 1150 req->hdr.domain = dom; 1151 req->if_id = cpu_to_le32(if_id); 1152 req->pmac_id = cpu_to_le32(pmac_id); 1153 1154 status = be_mcc_notify_wait(adapter); 1155 1156 err: 1157 mutex_unlock(&adapter->mcc_lock); 1158 return status; 1159 } 1160 1161 /* Uses Mbox */ 1162 int be_cmd_cq_create(struct be_adapter *adapter, struct be_queue_info *cq, 1163 struct be_queue_info *eq, bool no_delay, int coalesce_wm) 1164 { 1165 struct be_mcc_wrb *wrb; 1166 struct be_cmd_req_cq_create *req; 1167 struct be_dma_mem *q_mem = &cq->dma_mem; 1168 void *ctxt; 1169 int status; 1170 1171 if (mutex_lock_interruptible(&adapter->mbox_lock)) 1172 return -1; 1173 1174 wrb = wrb_from_mbox(adapter); 1175 req = embedded_payload(wrb); 1176 ctxt = &req->context; 1177 1178 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 1179 OPCODE_COMMON_CQ_CREATE, sizeof(*req), wrb, 1180 NULL); 1181 1182 req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size)); 1183 1184 if (BEx_chip(adapter)) { 1185 AMAP_SET_BITS(struct amap_cq_context_be, coalescwm, ctxt, 1186 coalesce_wm); 1187 AMAP_SET_BITS(struct amap_cq_context_be, nodelay, 1188 ctxt, no_delay); 1189 AMAP_SET_BITS(struct amap_cq_context_be, count, ctxt, 1190 __ilog2_u32(cq->len / 256)); 1191 AMAP_SET_BITS(struct amap_cq_context_be, valid, ctxt, 1); 1192 AMAP_SET_BITS(struct amap_cq_context_be, eventable, ctxt, 1); 1193 AMAP_SET_BITS(struct amap_cq_context_be, eqid, ctxt, eq->id); 1194 } else { 1195 req->hdr.version = 2; 1196 req->page_size = 1; /* 1 for 4K */ 1197 1198 /* coalesce-wm field in this cmd is not relevant to Lancer. 1199 * Lancer uses COMMON_MODIFY_CQ to set this field 1200 */ 1201 if (!lancer_chip(adapter)) 1202 AMAP_SET_BITS(struct amap_cq_context_v2, coalescwm, 1203 ctxt, coalesce_wm); 1204 AMAP_SET_BITS(struct amap_cq_context_v2, nodelay, ctxt, 1205 no_delay); 1206 AMAP_SET_BITS(struct amap_cq_context_v2, count, ctxt, 1207 __ilog2_u32(cq->len / 256)); 1208 AMAP_SET_BITS(struct amap_cq_context_v2, valid, ctxt, 1); 1209 AMAP_SET_BITS(struct amap_cq_context_v2, eventable, ctxt, 1); 1210 AMAP_SET_BITS(struct amap_cq_context_v2, eqid, ctxt, eq->id); 1211 } 1212 1213 be_dws_cpu_to_le(ctxt, sizeof(req->context)); 1214 1215 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem); 1216 1217 status = be_mbox_notify_wait(adapter); 1218 if (!status) { 1219 struct be_cmd_resp_cq_create *resp = embedded_payload(wrb); 1220 1221 cq->id = le16_to_cpu(resp->cq_id); 1222 cq->created = true; 1223 } 1224 1225 mutex_unlock(&adapter->mbox_lock); 1226 1227 return status; 1228 } 1229 1230 static u32 be_encoded_q_len(int q_len) 1231 { 1232 u32 len_encoded = fls(q_len); /* log2(len) + 1 */ 1233 1234 if (len_encoded == 16) 1235 len_encoded = 0; 1236 return len_encoded; 1237 } 1238 1239 static int be_cmd_mccq_ext_create(struct be_adapter *adapter, 1240 struct be_queue_info *mccq, 1241 struct be_queue_info *cq) 1242 { 1243 struct be_mcc_wrb *wrb; 1244 struct be_cmd_req_mcc_ext_create *req; 1245 struct be_dma_mem *q_mem = &mccq->dma_mem; 1246 void *ctxt; 1247 int status; 1248 1249 if (mutex_lock_interruptible(&adapter->mbox_lock)) 1250 return -1; 1251 1252 wrb = wrb_from_mbox(adapter); 1253 req = embedded_payload(wrb); 1254 ctxt = &req->context; 1255 1256 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 1257 OPCODE_COMMON_MCC_CREATE_EXT, sizeof(*req), wrb, 1258 NULL); 1259 1260 req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size)); 1261 if (BEx_chip(adapter)) { 1262 AMAP_SET_BITS(struct amap_mcc_context_be, valid, ctxt, 1); 1263 AMAP_SET_BITS(struct amap_mcc_context_be, ring_size, ctxt, 1264 be_encoded_q_len(mccq->len)); 1265 AMAP_SET_BITS(struct amap_mcc_context_be, cq_id, ctxt, cq->id); 1266 } else { 1267 req->hdr.version = 1; 1268 req->cq_id = cpu_to_le16(cq->id); 1269 1270 AMAP_SET_BITS(struct amap_mcc_context_v1, ring_size, ctxt, 1271 be_encoded_q_len(mccq->len)); 1272 AMAP_SET_BITS(struct amap_mcc_context_v1, valid, ctxt, 1); 1273 AMAP_SET_BITS(struct amap_mcc_context_v1, async_cq_id, 1274 ctxt, cq->id); 1275 AMAP_SET_BITS(struct amap_mcc_context_v1, async_cq_valid, 1276 ctxt, 1); 1277 } 1278 1279 /* Subscribe to Link State, Sliport Event and Group 5 Events 1280 * (bits 1, 5 and 17 set) 1281 */ 1282 req->async_event_bitmap[0] = 1283 cpu_to_le32(BIT(ASYNC_EVENT_CODE_LINK_STATE) | 1284 BIT(ASYNC_EVENT_CODE_GRP_5) | 1285 BIT(ASYNC_EVENT_CODE_QNQ) | 1286 BIT(ASYNC_EVENT_CODE_SLIPORT)); 1287 1288 be_dws_cpu_to_le(ctxt, sizeof(req->context)); 1289 1290 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem); 1291 1292 status = be_mbox_notify_wait(adapter); 1293 if (!status) { 1294 struct be_cmd_resp_mcc_create *resp = embedded_payload(wrb); 1295 1296 mccq->id = le16_to_cpu(resp->id); 1297 mccq->created = true; 1298 } 1299 mutex_unlock(&adapter->mbox_lock); 1300 1301 return status; 1302 } 1303 1304 static int be_cmd_mccq_org_create(struct be_adapter *adapter, 1305 struct be_queue_info *mccq, 1306 struct be_queue_info *cq) 1307 { 1308 struct be_mcc_wrb *wrb; 1309 struct be_cmd_req_mcc_create *req; 1310 struct be_dma_mem *q_mem = &mccq->dma_mem; 1311 void *ctxt; 1312 int status; 1313 1314 if (mutex_lock_interruptible(&adapter->mbox_lock)) 1315 return -1; 1316 1317 wrb = wrb_from_mbox(adapter); 1318 req = embedded_payload(wrb); 1319 ctxt = &req->context; 1320 1321 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 1322 OPCODE_COMMON_MCC_CREATE, sizeof(*req), wrb, 1323 NULL); 1324 1325 req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size)); 1326 1327 AMAP_SET_BITS(struct amap_mcc_context_be, valid, ctxt, 1); 1328 AMAP_SET_BITS(struct amap_mcc_context_be, ring_size, ctxt, 1329 be_encoded_q_len(mccq->len)); 1330 AMAP_SET_BITS(struct amap_mcc_context_be, cq_id, ctxt, cq->id); 1331 1332 be_dws_cpu_to_le(ctxt, sizeof(req->context)); 1333 1334 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem); 1335 1336 status = be_mbox_notify_wait(adapter); 1337 if (!status) { 1338 struct be_cmd_resp_mcc_create *resp = embedded_payload(wrb); 1339 1340 mccq->id = le16_to_cpu(resp->id); 1341 mccq->created = true; 1342 } 1343 1344 mutex_unlock(&adapter->mbox_lock); 1345 return status; 1346 } 1347 1348 int be_cmd_mccq_create(struct be_adapter *adapter, 1349 struct be_queue_info *mccq, struct be_queue_info *cq) 1350 { 1351 int status; 1352 1353 status = be_cmd_mccq_ext_create(adapter, mccq, cq); 1354 if (status && BEx_chip(adapter)) { 1355 dev_warn(&adapter->pdev->dev, "Upgrade to F/W ver 2.102.235.0 " 1356 "or newer to avoid conflicting priorities between NIC " 1357 "and FCoE traffic"); 1358 status = be_cmd_mccq_org_create(adapter, mccq, cq); 1359 } 1360 return status; 1361 } 1362 1363 int be_cmd_txq_create(struct be_adapter *adapter, struct be_tx_obj *txo) 1364 { 1365 struct be_mcc_wrb wrb = {0}; 1366 struct be_cmd_req_eth_tx_create *req; 1367 struct be_queue_info *txq = &txo->q; 1368 struct be_queue_info *cq = &txo->cq; 1369 struct be_dma_mem *q_mem = &txq->dma_mem; 1370 int status, ver = 0; 1371 1372 req = embedded_payload(&wrb); 1373 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH, 1374 OPCODE_ETH_TX_CREATE, sizeof(*req), &wrb, NULL); 1375 1376 if (lancer_chip(adapter)) { 1377 req->hdr.version = 1; 1378 } else if (BEx_chip(adapter)) { 1379 if (adapter->function_caps & BE_FUNCTION_CAPS_SUPER_NIC) 1380 req->hdr.version = 2; 1381 } else { /* For SH */ 1382 req->hdr.version = 2; 1383 } 1384 1385 if (req->hdr.version > 0) 1386 req->if_id = cpu_to_le16(adapter->if_handle); 1387 req->num_pages = PAGES_4K_SPANNED(q_mem->va, q_mem->size); 1388 req->ulp_num = BE_ULP1_NUM; 1389 req->type = BE_ETH_TX_RING_TYPE_STANDARD; 1390 req->cq_id = cpu_to_le16(cq->id); 1391 req->queue_size = be_encoded_q_len(txq->len); 1392 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem); 1393 ver = req->hdr.version; 1394 1395 status = be_cmd_notify_wait(adapter, &wrb); 1396 if (!status) { 1397 struct be_cmd_resp_eth_tx_create *resp = embedded_payload(&wrb); 1398 1399 txq->id = le16_to_cpu(resp->cid); 1400 if (ver == 2) 1401 txo->db_offset = le32_to_cpu(resp->db_offset); 1402 else 1403 txo->db_offset = DB_TXULP1_OFFSET; 1404 txq->created = true; 1405 } 1406 1407 return status; 1408 } 1409 1410 /* Uses MCC */ 1411 int be_cmd_rxq_create(struct be_adapter *adapter, 1412 struct be_queue_info *rxq, u16 cq_id, u16 frag_size, 1413 u32 if_id, u32 rss, u8 *rss_id) 1414 { 1415 struct be_mcc_wrb *wrb; 1416 struct be_cmd_req_eth_rx_create *req; 1417 struct be_dma_mem *q_mem = &rxq->dma_mem; 1418 int status; 1419 1420 mutex_lock(&adapter->mcc_lock); 1421 1422 wrb = wrb_from_mccq(adapter); 1423 if (!wrb) { 1424 status = -EBUSY; 1425 goto err; 1426 } 1427 req = embedded_payload(wrb); 1428 1429 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH, 1430 OPCODE_ETH_RX_CREATE, sizeof(*req), wrb, NULL); 1431 1432 req->cq_id = cpu_to_le16(cq_id); 1433 req->frag_size = fls(frag_size) - 1; 1434 req->num_pages = 2; 1435 be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem); 1436 req->interface_id = cpu_to_le32(if_id); 1437 req->max_frame_size = cpu_to_le16(BE_MAX_JUMBO_FRAME_SIZE); 1438 req->rss_queue = cpu_to_le32(rss); 1439 1440 status = be_mcc_notify_wait(adapter); 1441 if (!status) { 1442 struct be_cmd_resp_eth_rx_create *resp = embedded_payload(wrb); 1443 1444 rxq->id = le16_to_cpu(resp->id); 1445 rxq->created = true; 1446 *rss_id = resp->rss_id; 1447 } 1448 1449 err: 1450 mutex_unlock(&adapter->mcc_lock); 1451 return status; 1452 } 1453 1454 /* Generic destroyer function for all types of queues 1455 * Uses Mbox 1456 */ 1457 int be_cmd_q_destroy(struct be_adapter *adapter, struct be_queue_info *q, 1458 int queue_type) 1459 { 1460 struct be_mcc_wrb *wrb; 1461 struct be_cmd_req_q_destroy *req; 1462 u8 subsys = 0, opcode = 0; 1463 int status; 1464 1465 if (mutex_lock_interruptible(&adapter->mbox_lock)) 1466 return -1; 1467 1468 wrb = wrb_from_mbox(adapter); 1469 req = embedded_payload(wrb); 1470 1471 switch (queue_type) { 1472 case QTYPE_EQ: 1473 subsys = CMD_SUBSYSTEM_COMMON; 1474 opcode = OPCODE_COMMON_EQ_DESTROY; 1475 break; 1476 case QTYPE_CQ: 1477 subsys = CMD_SUBSYSTEM_COMMON; 1478 opcode = OPCODE_COMMON_CQ_DESTROY; 1479 break; 1480 case QTYPE_TXQ: 1481 subsys = CMD_SUBSYSTEM_ETH; 1482 opcode = OPCODE_ETH_TX_DESTROY; 1483 break; 1484 case QTYPE_RXQ: 1485 subsys = CMD_SUBSYSTEM_ETH; 1486 opcode = OPCODE_ETH_RX_DESTROY; 1487 break; 1488 case QTYPE_MCCQ: 1489 subsys = CMD_SUBSYSTEM_COMMON; 1490 opcode = OPCODE_COMMON_MCC_DESTROY; 1491 break; 1492 default: 1493 BUG(); 1494 } 1495 1496 be_wrb_cmd_hdr_prepare(&req->hdr, subsys, opcode, sizeof(*req), wrb, 1497 NULL); 1498 req->id = cpu_to_le16(q->id); 1499 1500 status = be_mbox_notify_wait(adapter); 1501 q->created = false; 1502 1503 mutex_unlock(&adapter->mbox_lock); 1504 return status; 1505 } 1506 1507 /* Uses MCC */ 1508 int be_cmd_rxq_destroy(struct be_adapter *adapter, struct be_queue_info *q) 1509 { 1510 struct be_mcc_wrb *wrb; 1511 struct be_cmd_req_q_destroy *req; 1512 int status; 1513 1514 mutex_lock(&adapter->mcc_lock); 1515 1516 wrb = wrb_from_mccq(adapter); 1517 if (!wrb) { 1518 status = -EBUSY; 1519 goto err; 1520 } 1521 req = embedded_payload(wrb); 1522 1523 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH, 1524 OPCODE_ETH_RX_DESTROY, sizeof(*req), wrb, NULL); 1525 req->id = cpu_to_le16(q->id); 1526 1527 status = be_mcc_notify_wait(adapter); 1528 q->created = false; 1529 1530 err: 1531 mutex_unlock(&adapter->mcc_lock); 1532 return status; 1533 } 1534 1535 /* Create an rx filtering policy configuration on an i/f 1536 * Will use MBOX only if MCCQ has not been created. 1537 */ 1538 int be_cmd_if_create(struct be_adapter *adapter, u32 cap_flags, u32 en_flags, 1539 u32 *if_handle, u32 domain) 1540 { 1541 struct be_mcc_wrb wrb = {0}; 1542 struct be_cmd_req_if_create *req; 1543 int status; 1544 1545 req = embedded_payload(&wrb); 1546 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 1547 OPCODE_COMMON_NTWK_INTERFACE_CREATE, 1548 sizeof(*req), &wrb, NULL); 1549 req->hdr.domain = domain; 1550 req->capability_flags = cpu_to_le32(cap_flags); 1551 req->enable_flags = cpu_to_le32(en_flags); 1552 req->pmac_invalid = true; 1553 1554 status = be_cmd_notify_wait(adapter, &wrb); 1555 if (!status) { 1556 struct be_cmd_resp_if_create *resp = embedded_payload(&wrb); 1557 1558 *if_handle = le32_to_cpu(resp->interface_id); 1559 1560 /* Hack to retrieve VF's pmac-id on BE3 */ 1561 if (BE3_chip(adapter) && be_virtfn(adapter)) 1562 adapter->pmac_id[0] = le32_to_cpu(resp->pmac_id); 1563 } 1564 return status; 1565 } 1566 1567 /* Uses MCCQ if available else MBOX */ 1568 int be_cmd_if_destroy(struct be_adapter *adapter, int interface_id, u32 domain) 1569 { 1570 struct be_mcc_wrb wrb = {0}; 1571 struct be_cmd_req_if_destroy *req; 1572 int status; 1573 1574 if (interface_id == -1) 1575 return 0; 1576 1577 req = embedded_payload(&wrb); 1578 1579 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 1580 OPCODE_COMMON_NTWK_INTERFACE_DESTROY, 1581 sizeof(*req), &wrb, NULL); 1582 req->hdr.domain = domain; 1583 req->interface_id = cpu_to_le32(interface_id); 1584 1585 status = be_cmd_notify_wait(adapter, &wrb); 1586 return status; 1587 } 1588 1589 /* Get stats is a non embedded command: the request is not embedded inside 1590 * WRB but is a separate dma memory block 1591 * Uses asynchronous MCC 1592 */ 1593 int be_cmd_get_stats(struct be_adapter *adapter, struct be_dma_mem *nonemb_cmd) 1594 { 1595 struct be_mcc_wrb *wrb; 1596 struct be_cmd_req_hdr *hdr; 1597 int status = 0; 1598 1599 mutex_lock(&adapter->mcc_lock); 1600 1601 wrb = wrb_from_mccq(adapter); 1602 if (!wrb) { 1603 status = -EBUSY; 1604 goto err; 1605 } 1606 hdr = nonemb_cmd->va; 1607 1608 be_wrb_cmd_hdr_prepare(hdr, CMD_SUBSYSTEM_ETH, 1609 OPCODE_ETH_GET_STATISTICS, nonemb_cmd->size, wrb, 1610 nonemb_cmd); 1611 1612 /* version 1 of the cmd is not supported only by BE2 */ 1613 if (BE2_chip(adapter)) 1614 hdr->version = 0; 1615 if (BE3_chip(adapter) || lancer_chip(adapter)) 1616 hdr->version = 1; 1617 else 1618 hdr->version = 2; 1619 1620 status = be_mcc_notify(adapter); 1621 if (status) 1622 goto err; 1623 1624 adapter->stats_cmd_sent = true; 1625 1626 err: 1627 mutex_unlock(&adapter->mcc_lock); 1628 return status; 1629 } 1630 1631 /* Lancer Stats */ 1632 int lancer_cmd_get_pport_stats(struct be_adapter *adapter, 1633 struct be_dma_mem *nonemb_cmd) 1634 { 1635 struct be_mcc_wrb *wrb; 1636 struct lancer_cmd_req_pport_stats *req; 1637 int status = 0; 1638 1639 if (!be_cmd_allowed(adapter, OPCODE_ETH_GET_PPORT_STATS, 1640 CMD_SUBSYSTEM_ETH)) 1641 return -EPERM; 1642 1643 mutex_lock(&adapter->mcc_lock); 1644 1645 wrb = wrb_from_mccq(adapter); 1646 if (!wrb) { 1647 status = -EBUSY; 1648 goto err; 1649 } 1650 req = nonemb_cmd->va; 1651 1652 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH, 1653 OPCODE_ETH_GET_PPORT_STATS, nonemb_cmd->size, 1654 wrb, nonemb_cmd); 1655 1656 req->cmd_params.params.pport_num = cpu_to_le16(adapter->hba_port_num); 1657 req->cmd_params.params.reset_stats = 0; 1658 1659 status = be_mcc_notify(adapter); 1660 if (status) 1661 goto err; 1662 1663 adapter->stats_cmd_sent = true; 1664 1665 err: 1666 mutex_unlock(&adapter->mcc_lock); 1667 return status; 1668 } 1669 1670 static int be_mac_to_link_speed(int mac_speed) 1671 { 1672 switch (mac_speed) { 1673 case PHY_LINK_SPEED_ZERO: 1674 return 0; 1675 case PHY_LINK_SPEED_10MBPS: 1676 return 10; 1677 case PHY_LINK_SPEED_100MBPS: 1678 return 100; 1679 case PHY_LINK_SPEED_1GBPS: 1680 return 1000; 1681 case PHY_LINK_SPEED_10GBPS: 1682 return 10000; 1683 case PHY_LINK_SPEED_20GBPS: 1684 return 20000; 1685 case PHY_LINK_SPEED_25GBPS: 1686 return 25000; 1687 case PHY_LINK_SPEED_40GBPS: 1688 return 40000; 1689 } 1690 return 0; 1691 } 1692 1693 /* Uses synchronous mcc 1694 * Returns link_speed in Mbps 1695 */ 1696 int be_cmd_link_status_query(struct be_adapter *adapter, u16 *link_speed, 1697 u8 *link_status, u32 dom) 1698 { 1699 struct be_mcc_wrb *wrb; 1700 struct be_cmd_req_link_status *req; 1701 int status; 1702 1703 mutex_lock(&adapter->mcc_lock); 1704 1705 if (link_status) 1706 *link_status = LINK_DOWN; 1707 1708 wrb = wrb_from_mccq(adapter); 1709 if (!wrb) { 1710 status = -EBUSY; 1711 goto err; 1712 } 1713 req = embedded_payload(wrb); 1714 1715 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 1716 OPCODE_COMMON_NTWK_LINK_STATUS_QUERY, 1717 sizeof(*req), wrb, NULL); 1718 1719 /* version 1 of the cmd is not supported only by BE2 */ 1720 if (!BE2_chip(adapter)) 1721 req->hdr.version = 1; 1722 1723 req->hdr.domain = dom; 1724 1725 status = be_mcc_notify_wait(adapter); 1726 if (!status) { 1727 struct be_cmd_resp_link_status *resp = embedded_payload(wrb); 1728 1729 if (link_speed) { 1730 *link_speed = resp->link_speed ? 1731 le16_to_cpu(resp->link_speed) * 10 : 1732 be_mac_to_link_speed(resp->mac_speed); 1733 1734 if (!resp->logical_link_status) 1735 *link_speed = 0; 1736 } 1737 if (link_status) 1738 *link_status = resp->logical_link_status; 1739 } 1740 1741 err: 1742 mutex_unlock(&adapter->mcc_lock); 1743 return status; 1744 } 1745 1746 /* Uses synchronous mcc */ 1747 int be_cmd_get_die_temperature(struct be_adapter *adapter) 1748 { 1749 struct be_mcc_wrb *wrb; 1750 struct be_cmd_req_get_cntl_addnl_attribs *req; 1751 int status = 0; 1752 1753 mutex_lock(&adapter->mcc_lock); 1754 1755 wrb = wrb_from_mccq(adapter); 1756 if (!wrb) { 1757 status = -EBUSY; 1758 goto err; 1759 } 1760 req = embedded_payload(wrb); 1761 1762 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 1763 OPCODE_COMMON_GET_CNTL_ADDITIONAL_ATTRIBUTES, 1764 sizeof(*req), wrb, NULL); 1765 1766 status = be_mcc_notify(adapter); 1767 err: 1768 mutex_unlock(&adapter->mcc_lock); 1769 return status; 1770 } 1771 1772 /* Uses synchronous mcc */ 1773 int be_cmd_get_fat_dump_len(struct be_adapter *adapter, u32 *dump_size) 1774 { 1775 struct be_mcc_wrb wrb = {0}; 1776 struct be_cmd_req_get_fat *req; 1777 int status; 1778 1779 req = embedded_payload(&wrb); 1780 1781 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 1782 OPCODE_COMMON_MANAGE_FAT, sizeof(*req), 1783 &wrb, NULL); 1784 req->fat_operation = cpu_to_le32(QUERY_FAT); 1785 status = be_cmd_notify_wait(adapter, &wrb); 1786 if (!status) { 1787 struct be_cmd_resp_get_fat *resp = embedded_payload(&wrb); 1788 1789 if (dump_size && resp->log_size) 1790 *dump_size = le32_to_cpu(resp->log_size) - 1791 sizeof(u32); 1792 } 1793 return status; 1794 } 1795 1796 int be_cmd_get_fat_dump(struct be_adapter *adapter, u32 buf_len, void *buf) 1797 { 1798 struct be_dma_mem get_fat_cmd; 1799 struct be_mcc_wrb *wrb; 1800 struct be_cmd_req_get_fat *req; 1801 u32 offset = 0, total_size, buf_size, 1802 log_offset = sizeof(u32), payload_len; 1803 int status; 1804 1805 if (buf_len == 0) 1806 return 0; 1807 1808 total_size = buf_len; 1809 1810 get_fat_cmd.size = sizeof(struct be_cmd_req_get_fat) + 60*1024; 1811 get_fat_cmd.va = dma_zalloc_coherent(&adapter->pdev->dev, 1812 get_fat_cmd.size, 1813 &get_fat_cmd.dma, GFP_ATOMIC); 1814 if (!get_fat_cmd.va) 1815 return -ENOMEM; 1816 1817 mutex_lock(&adapter->mcc_lock); 1818 1819 while (total_size) { 1820 buf_size = min(total_size, (u32)60*1024); 1821 total_size -= buf_size; 1822 1823 wrb = wrb_from_mccq(adapter); 1824 if (!wrb) { 1825 status = -EBUSY; 1826 goto err; 1827 } 1828 req = get_fat_cmd.va; 1829 1830 payload_len = sizeof(struct be_cmd_req_get_fat) + buf_size; 1831 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 1832 OPCODE_COMMON_MANAGE_FAT, payload_len, 1833 wrb, &get_fat_cmd); 1834 1835 req->fat_operation = cpu_to_le32(RETRIEVE_FAT); 1836 req->read_log_offset = cpu_to_le32(log_offset); 1837 req->read_log_length = cpu_to_le32(buf_size); 1838 req->data_buffer_size = cpu_to_le32(buf_size); 1839 1840 status = be_mcc_notify_wait(adapter); 1841 if (!status) { 1842 struct be_cmd_resp_get_fat *resp = get_fat_cmd.va; 1843 1844 memcpy(buf + offset, 1845 resp->data_buffer, 1846 le32_to_cpu(resp->read_log_length)); 1847 } else { 1848 dev_err(&adapter->pdev->dev, "FAT Table Retrieve error\n"); 1849 goto err; 1850 } 1851 offset += buf_size; 1852 log_offset += buf_size; 1853 } 1854 err: 1855 dma_free_coherent(&adapter->pdev->dev, get_fat_cmd.size, 1856 get_fat_cmd.va, get_fat_cmd.dma); 1857 mutex_unlock(&adapter->mcc_lock); 1858 return status; 1859 } 1860 1861 /* Uses synchronous mcc */ 1862 int be_cmd_get_fw_ver(struct be_adapter *adapter) 1863 { 1864 struct be_mcc_wrb *wrb; 1865 struct be_cmd_req_get_fw_version *req; 1866 int status; 1867 1868 mutex_lock(&adapter->mcc_lock); 1869 1870 wrb = wrb_from_mccq(adapter); 1871 if (!wrb) { 1872 status = -EBUSY; 1873 goto err; 1874 } 1875 1876 req = embedded_payload(wrb); 1877 1878 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 1879 OPCODE_COMMON_GET_FW_VERSION, sizeof(*req), wrb, 1880 NULL); 1881 status = be_mcc_notify_wait(adapter); 1882 if (!status) { 1883 struct be_cmd_resp_get_fw_version *resp = embedded_payload(wrb); 1884 1885 strlcpy(adapter->fw_ver, resp->firmware_version_string, 1886 sizeof(adapter->fw_ver)); 1887 strlcpy(adapter->fw_on_flash, resp->fw_on_flash_version_string, 1888 sizeof(adapter->fw_on_flash)); 1889 } 1890 err: 1891 mutex_unlock(&adapter->mcc_lock); 1892 return status; 1893 } 1894 1895 /* set the EQ delay interval of an EQ to specified value 1896 * Uses async mcc 1897 */ 1898 static int __be_cmd_modify_eqd(struct be_adapter *adapter, 1899 struct be_set_eqd *set_eqd, int num) 1900 { 1901 struct be_mcc_wrb *wrb; 1902 struct be_cmd_req_modify_eq_delay *req; 1903 int status = 0, i; 1904 1905 mutex_lock(&adapter->mcc_lock); 1906 1907 wrb = wrb_from_mccq(adapter); 1908 if (!wrb) { 1909 status = -EBUSY; 1910 goto err; 1911 } 1912 req = embedded_payload(wrb); 1913 1914 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 1915 OPCODE_COMMON_MODIFY_EQ_DELAY, sizeof(*req), wrb, 1916 NULL); 1917 1918 req->num_eq = cpu_to_le32(num); 1919 for (i = 0; i < num; i++) { 1920 req->set_eqd[i].eq_id = cpu_to_le32(set_eqd[i].eq_id); 1921 req->set_eqd[i].phase = 0; 1922 req->set_eqd[i].delay_multiplier = 1923 cpu_to_le32(set_eqd[i].delay_multiplier); 1924 } 1925 1926 status = be_mcc_notify(adapter); 1927 err: 1928 mutex_unlock(&adapter->mcc_lock); 1929 return status; 1930 } 1931 1932 int be_cmd_modify_eqd(struct be_adapter *adapter, struct be_set_eqd *set_eqd, 1933 int num) 1934 { 1935 int num_eqs, i = 0; 1936 1937 while (num) { 1938 num_eqs = min(num, 8); 1939 __be_cmd_modify_eqd(adapter, &set_eqd[i], num_eqs); 1940 i += num_eqs; 1941 num -= num_eqs; 1942 } 1943 1944 return 0; 1945 } 1946 1947 /* Uses sycnhronous mcc */ 1948 int be_cmd_vlan_config(struct be_adapter *adapter, u32 if_id, u16 *vtag_array, 1949 u32 num, u32 domain) 1950 { 1951 struct be_mcc_wrb *wrb; 1952 struct be_cmd_req_vlan_config *req; 1953 int status; 1954 1955 mutex_lock(&adapter->mcc_lock); 1956 1957 wrb = wrb_from_mccq(adapter); 1958 if (!wrb) { 1959 status = -EBUSY; 1960 goto err; 1961 } 1962 req = embedded_payload(wrb); 1963 1964 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 1965 OPCODE_COMMON_NTWK_VLAN_CONFIG, sizeof(*req), 1966 wrb, NULL); 1967 req->hdr.domain = domain; 1968 1969 req->interface_id = if_id; 1970 req->untagged = BE_IF_FLAGS_UNTAGGED & be_if_cap_flags(adapter) ? 1 : 0; 1971 req->num_vlan = num; 1972 memcpy(req->normal_vlan, vtag_array, 1973 req->num_vlan * sizeof(vtag_array[0])); 1974 1975 status = be_mcc_notify_wait(adapter); 1976 err: 1977 mutex_unlock(&adapter->mcc_lock); 1978 return status; 1979 } 1980 1981 static int __be_cmd_rx_filter(struct be_adapter *adapter, u32 flags, u32 value) 1982 { 1983 struct be_mcc_wrb *wrb; 1984 struct be_dma_mem *mem = &adapter->rx_filter; 1985 struct be_cmd_req_rx_filter *req = mem->va; 1986 int status; 1987 1988 mutex_lock(&adapter->mcc_lock); 1989 1990 wrb = wrb_from_mccq(adapter); 1991 if (!wrb) { 1992 status = -EBUSY; 1993 goto err; 1994 } 1995 memset(req, 0, sizeof(*req)); 1996 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 1997 OPCODE_COMMON_NTWK_RX_FILTER, sizeof(*req), 1998 wrb, mem); 1999 2000 req->if_id = cpu_to_le32(adapter->if_handle); 2001 req->if_flags_mask = cpu_to_le32(flags); 2002 req->if_flags = (value == ON) ? req->if_flags_mask : 0; 2003 2004 if (flags & BE_IF_FLAGS_MULTICAST) { 2005 int i; 2006 2007 /* Reset mcast promisc mode if already set by setting mask 2008 * and not setting flags field 2009 */ 2010 req->if_flags_mask |= 2011 cpu_to_le32(BE_IF_FLAGS_MCAST_PROMISCUOUS & 2012 be_if_cap_flags(adapter)); 2013 req->mcast_num = cpu_to_le32(adapter->mc_count); 2014 for (i = 0; i < adapter->mc_count; i++) 2015 ether_addr_copy(req->mcast_mac[i].byte, 2016 adapter->mc_list[i].mac); 2017 } 2018 2019 status = be_mcc_notify_wait(adapter); 2020 err: 2021 mutex_unlock(&adapter->mcc_lock); 2022 return status; 2023 } 2024 2025 int be_cmd_rx_filter(struct be_adapter *adapter, u32 flags, u32 value) 2026 { 2027 struct device *dev = &adapter->pdev->dev; 2028 2029 if ((flags & be_if_cap_flags(adapter)) != flags) { 2030 dev_warn(dev, "Cannot set rx filter flags 0x%x\n", flags); 2031 dev_warn(dev, "Interface is capable of 0x%x flags only\n", 2032 be_if_cap_flags(adapter)); 2033 } 2034 flags &= be_if_cap_flags(adapter); 2035 if (!flags) 2036 return -ENOTSUPP; 2037 2038 return __be_cmd_rx_filter(adapter, flags, value); 2039 } 2040 2041 /* Uses synchrounous mcc */ 2042 int be_cmd_set_flow_control(struct be_adapter *adapter, u32 tx_fc, u32 rx_fc) 2043 { 2044 struct be_mcc_wrb *wrb; 2045 struct be_cmd_req_set_flow_control *req; 2046 int status; 2047 2048 if (!be_cmd_allowed(adapter, OPCODE_COMMON_SET_FLOW_CONTROL, 2049 CMD_SUBSYSTEM_COMMON)) 2050 return -EPERM; 2051 2052 mutex_lock(&adapter->mcc_lock); 2053 2054 wrb = wrb_from_mccq(adapter); 2055 if (!wrb) { 2056 status = -EBUSY; 2057 goto err; 2058 } 2059 req = embedded_payload(wrb); 2060 2061 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 2062 OPCODE_COMMON_SET_FLOW_CONTROL, sizeof(*req), 2063 wrb, NULL); 2064 2065 req->hdr.version = 1; 2066 req->tx_flow_control = cpu_to_le16((u16)tx_fc); 2067 req->rx_flow_control = cpu_to_le16((u16)rx_fc); 2068 2069 status = be_mcc_notify_wait(adapter); 2070 2071 err: 2072 mutex_unlock(&adapter->mcc_lock); 2073 2074 if (base_status(status) == MCC_STATUS_FEATURE_NOT_SUPPORTED) 2075 return -EOPNOTSUPP; 2076 2077 return status; 2078 } 2079 2080 /* Uses sycn mcc */ 2081 int be_cmd_get_flow_control(struct be_adapter *adapter, u32 *tx_fc, u32 *rx_fc) 2082 { 2083 struct be_mcc_wrb *wrb; 2084 struct be_cmd_req_get_flow_control *req; 2085 int status; 2086 2087 if (!be_cmd_allowed(adapter, OPCODE_COMMON_GET_FLOW_CONTROL, 2088 CMD_SUBSYSTEM_COMMON)) 2089 return -EPERM; 2090 2091 mutex_lock(&adapter->mcc_lock); 2092 2093 wrb = wrb_from_mccq(adapter); 2094 if (!wrb) { 2095 status = -EBUSY; 2096 goto err; 2097 } 2098 req = embedded_payload(wrb); 2099 2100 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 2101 OPCODE_COMMON_GET_FLOW_CONTROL, sizeof(*req), 2102 wrb, NULL); 2103 2104 status = be_mcc_notify_wait(adapter); 2105 if (!status) { 2106 struct be_cmd_resp_get_flow_control *resp = 2107 embedded_payload(wrb); 2108 2109 *tx_fc = le16_to_cpu(resp->tx_flow_control); 2110 *rx_fc = le16_to_cpu(resp->rx_flow_control); 2111 } 2112 2113 err: 2114 mutex_unlock(&adapter->mcc_lock); 2115 return status; 2116 } 2117 2118 /* Uses mbox */ 2119 int be_cmd_query_fw_cfg(struct be_adapter *adapter) 2120 { 2121 struct be_mcc_wrb *wrb; 2122 struct be_cmd_req_query_fw_cfg *req; 2123 int status; 2124 2125 if (mutex_lock_interruptible(&adapter->mbox_lock)) 2126 return -1; 2127 2128 wrb = wrb_from_mbox(adapter); 2129 req = embedded_payload(wrb); 2130 2131 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 2132 OPCODE_COMMON_QUERY_FIRMWARE_CONFIG, 2133 sizeof(*req), wrb, NULL); 2134 2135 status = be_mbox_notify_wait(adapter); 2136 if (!status) { 2137 struct be_cmd_resp_query_fw_cfg *resp = embedded_payload(wrb); 2138 2139 adapter->port_num = le32_to_cpu(resp->phys_port); 2140 adapter->function_mode = le32_to_cpu(resp->function_mode); 2141 adapter->function_caps = le32_to_cpu(resp->function_caps); 2142 adapter->asic_rev = le32_to_cpu(resp->asic_revision) & 0xFF; 2143 dev_info(&adapter->pdev->dev, 2144 "FW config: function_mode=0x%x, function_caps=0x%x\n", 2145 adapter->function_mode, adapter->function_caps); 2146 } 2147 2148 mutex_unlock(&adapter->mbox_lock); 2149 return status; 2150 } 2151 2152 /* Uses mbox */ 2153 int be_cmd_reset_function(struct be_adapter *adapter) 2154 { 2155 struct be_mcc_wrb *wrb; 2156 struct be_cmd_req_hdr *req; 2157 int status; 2158 2159 if (lancer_chip(adapter)) { 2160 iowrite32(SLI_PORT_CONTROL_IP_MASK, 2161 adapter->db + SLIPORT_CONTROL_OFFSET); 2162 status = lancer_wait_ready(adapter); 2163 if (status) 2164 dev_err(&adapter->pdev->dev, 2165 "Adapter in non recoverable error\n"); 2166 return status; 2167 } 2168 2169 if (mutex_lock_interruptible(&adapter->mbox_lock)) 2170 return -1; 2171 2172 wrb = wrb_from_mbox(adapter); 2173 req = embedded_payload(wrb); 2174 2175 be_wrb_cmd_hdr_prepare(req, CMD_SUBSYSTEM_COMMON, 2176 OPCODE_COMMON_FUNCTION_RESET, sizeof(*req), wrb, 2177 NULL); 2178 2179 status = be_mbox_notify_wait(adapter); 2180 2181 mutex_unlock(&adapter->mbox_lock); 2182 return status; 2183 } 2184 2185 int be_cmd_rss_config(struct be_adapter *adapter, u8 *rsstable, 2186 u32 rss_hash_opts, u16 table_size, const u8 *rss_hkey) 2187 { 2188 struct be_mcc_wrb *wrb; 2189 struct be_cmd_req_rss_config *req; 2190 int status; 2191 2192 if (!(be_if_cap_flags(adapter) & BE_IF_FLAGS_RSS)) 2193 return 0; 2194 2195 mutex_lock(&adapter->mcc_lock); 2196 2197 wrb = wrb_from_mccq(adapter); 2198 if (!wrb) { 2199 status = -EBUSY; 2200 goto err; 2201 } 2202 req = embedded_payload(wrb); 2203 2204 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH, 2205 OPCODE_ETH_RSS_CONFIG, sizeof(*req), wrb, NULL); 2206 2207 req->if_id = cpu_to_le32(adapter->if_handle); 2208 req->enable_rss = cpu_to_le16(rss_hash_opts); 2209 req->cpu_table_size_log2 = cpu_to_le16(fls(table_size) - 1); 2210 2211 if (!BEx_chip(adapter)) 2212 req->hdr.version = 1; 2213 2214 memcpy(req->cpu_table, rsstable, table_size); 2215 memcpy(req->hash, rss_hkey, RSS_HASH_KEY_LEN); 2216 be_dws_cpu_to_le(req->hash, sizeof(req->hash)); 2217 2218 status = be_mcc_notify_wait(adapter); 2219 err: 2220 mutex_unlock(&adapter->mcc_lock); 2221 return status; 2222 } 2223 2224 /* Uses sync mcc */ 2225 int be_cmd_set_beacon_state(struct be_adapter *adapter, u8 port_num, 2226 u8 bcn, u8 sts, u8 state) 2227 { 2228 struct be_mcc_wrb *wrb; 2229 struct be_cmd_req_enable_disable_beacon *req; 2230 int status; 2231 2232 mutex_lock(&adapter->mcc_lock); 2233 2234 wrb = wrb_from_mccq(adapter); 2235 if (!wrb) { 2236 status = -EBUSY; 2237 goto err; 2238 } 2239 req = embedded_payload(wrb); 2240 2241 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 2242 OPCODE_COMMON_ENABLE_DISABLE_BEACON, 2243 sizeof(*req), wrb, NULL); 2244 2245 req->port_num = port_num; 2246 req->beacon_state = state; 2247 req->beacon_duration = bcn; 2248 req->status_duration = sts; 2249 2250 status = be_mcc_notify_wait(adapter); 2251 2252 err: 2253 mutex_unlock(&adapter->mcc_lock); 2254 return status; 2255 } 2256 2257 /* Uses sync mcc */ 2258 int be_cmd_get_beacon_state(struct be_adapter *adapter, u8 port_num, u32 *state) 2259 { 2260 struct be_mcc_wrb *wrb; 2261 struct be_cmd_req_get_beacon_state *req; 2262 int status; 2263 2264 mutex_lock(&adapter->mcc_lock); 2265 2266 wrb = wrb_from_mccq(adapter); 2267 if (!wrb) { 2268 status = -EBUSY; 2269 goto err; 2270 } 2271 req = embedded_payload(wrb); 2272 2273 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 2274 OPCODE_COMMON_GET_BEACON_STATE, sizeof(*req), 2275 wrb, NULL); 2276 2277 req->port_num = port_num; 2278 2279 status = be_mcc_notify_wait(adapter); 2280 if (!status) { 2281 struct be_cmd_resp_get_beacon_state *resp = 2282 embedded_payload(wrb); 2283 2284 *state = resp->beacon_state; 2285 } 2286 2287 err: 2288 mutex_unlock(&adapter->mcc_lock); 2289 return status; 2290 } 2291 2292 /* Uses sync mcc */ 2293 int be_cmd_read_port_transceiver_data(struct be_adapter *adapter, 2294 u8 page_num, u8 *data) 2295 { 2296 struct be_dma_mem cmd; 2297 struct be_mcc_wrb *wrb; 2298 struct be_cmd_req_port_type *req; 2299 int status; 2300 2301 if (page_num > TR_PAGE_A2) 2302 return -EINVAL; 2303 2304 cmd.size = sizeof(struct be_cmd_resp_port_type); 2305 cmd.va = dma_zalloc_coherent(&adapter->pdev->dev, cmd.size, &cmd.dma, 2306 GFP_ATOMIC); 2307 if (!cmd.va) { 2308 dev_err(&adapter->pdev->dev, "Memory allocation failed\n"); 2309 return -ENOMEM; 2310 } 2311 2312 mutex_lock(&adapter->mcc_lock); 2313 2314 wrb = wrb_from_mccq(adapter); 2315 if (!wrb) { 2316 status = -EBUSY; 2317 goto err; 2318 } 2319 req = cmd.va; 2320 2321 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 2322 OPCODE_COMMON_READ_TRANSRECV_DATA, 2323 cmd.size, wrb, &cmd); 2324 2325 req->port = cpu_to_le32(adapter->hba_port_num); 2326 req->page_num = cpu_to_le32(page_num); 2327 status = be_mcc_notify_wait(adapter); 2328 if (!status) { 2329 struct be_cmd_resp_port_type *resp = cmd.va; 2330 2331 memcpy(data, resp->page_data, PAGE_DATA_LEN); 2332 } 2333 err: 2334 mutex_unlock(&adapter->mcc_lock); 2335 dma_free_coherent(&adapter->pdev->dev, cmd.size, cmd.va, cmd.dma); 2336 return status; 2337 } 2338 2339 static int lancer_cmd_write_object(struct be_adapter *adapter, 2340 struct be_dma_mem *cmd, u32 data_size, 2341 u32 data_offset, const char *obj_name, 2342 u32 *data_written, u8 *change_status, 2343 u8 *addn_status) 2344 { 2345 struct be_mcc_wrb *wrb; 2346 struct lancer_cmd_req_write_object *req; 2347 struct lancer_cmd_resp_write_object *resp; 2348 void *ctxt = NULL; 2349 int status; 2350 2351 mutex_lock(&adapter->mcc_lock); 2352 adapter->flash_status = 0; 2353 2354 wrb = wrb_from_mccq(adapter); 2355 if (!wrb) { 2356 status = -EBUSY; 2357 goto err_unlock; 2358 } 2359 2360 req = embedded_payload(wrb); 2361 2362 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 2363 OPCODE_COMMON_WRITE_OBJECT, 2364 sizeof(struct lancer_cmd_req_write_object), wrb, 2365 NULL); 2366 2367 ctxt = &req->context; 2368 AMAP_SET_BITS(struct amap_lancer_write_obj_context, 2369 write_length, ctxt, data_size); 2370 2371 if (data_size == 0) 2372 AMAP_SET_BITS(struct amap_lancer_write_obj_context, 2373 eof, ctxt, 1); 2374 else 2375 AMAP_SET_BITS(struct amap_lancer_write_obj_context, 2376 eof, ctxt, 0); 2377 2378 be_dws_cpu_to_le(ctxt, sizeof(req->context)); 2379 req->write_offset = cpu_to_le32(data_offset); 2380 strlcpy(req->object_name, obj_name, sizeof(req->object_name)); 2381 req->descriptor_count = cpu_to_le32(1); 2382 req->buf_len = cpu_to_le32(data_size); 2383 req->addr_low = cpu_to_le32((cmd->dma + 2384 sizeof(struct lancer_cmd_req_write_object)) 2385 & 0xFFFFFFFF); 2386 req->addr_high = cpu_to_le32(upper_32_bits(cmd->dma + 2387 sizeof(struct lancer_cmd_req_write_object))); 2388 2389 status = be_mcc_notify(adapter); 2390 if (status) 2391 goto err_unlock; 2392 2393 mutex_unlock(&adapter->mcc_lock); 2394 2395 if (!wait_for_completion_timeout(&adapter->et_cmd_compl, 2396 msecs_to_jiffies(60000))) 2397 status = -ETIMEDOUT; 2398 else 2399 status = adapter->flash_status; 2400 2401 resp = embedded_payload(wrb); 2402 if (!status) { 2403 *data_written = le32_to_cpu(resp->actual_write_len); 2404 *change_status = resp->change_status; 2405 } else { 2406 *addn_status = resp->additional_status; 2407 } 2408 2409 return status; 2410 2411 err_unlock: 2412 mutex_unlock(&adapter->mcc_lock); 2413 return status; 2414 } 2415 2416 int be_cmd_query_cable_type(struct be_adapter *adapter) 2417 { 2418 u8 page_data[PAGE_DATA_LEN]; 2419 int status; 2420 2421 status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0, 2422 page_data); 2423 if (!status) { 2424 switch (adapter->phy.interface_type) { 2425 case PHY_TYPE_QSFP: 2426 adapter->phy.cable_type = 2427 page_data[QSFP_PLUS_CABLE_TYPE_OFFSET]; 2428 break; 2429 case PHY_TYPE_SFP_PLUS_10GB: 2430 adapter->phy.cable_type = 2431 page_data[SFP_PLUS_CABLE_TYPE_OFFSET]; 2432 break; 2433 default: 2434 adapter->phy.cable_type = 0; 2435 break; 2436 } 2437 } 2438 return status; 2439 } 2440 2441 int be_cmd_query_sfp_info(struct be_adapter *adapter) 2442 { 2443 u8 page_data[PAGE_DATA_LEN]; 2444 int status; 2445 2446 status = be_cmd_read_port_transceiver_data(adapter, TR_PAGE_A0, 2447 page_data); 2448 if (!status) { 2449 strlcpy(adapter->phy.vendor_name, page_data + 2450 SFP_VENDOR_NAME_OFFSET, SFP_VENDOR_NAME_LEN - 1); 2451 strlcpy(adapter->phy.vendor_pn, 2452 page_data + SFP_VENDOR_PN_OFFSET, 2453 SFP_VENDOR_NAME_LEN - 1); 2454 } 2455 2456 return status; 2457 } 2458 2459 static int lancer_cmd_delete_object(struct be_adapter *adapter, 2460 const char *obj_name) 2461 { 2462 struct lancer_cmd_req_delete_object *req; 2463 struct be_mcc_wrb *wrb; 2464 int status; 2465 2466 mutex_lock(&adapter->mcc_lock); 2467 2468 wrb = wrb_from_mccq(adapter); 2469 if (!wrb) { 2470 status = -EBUSY; 2471 goto err; 2472 } 2473 2474 req = embedded_payload(wrb); 2475 2476 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 2477 OPCODE_COMMON_DELETE_OBJECT, 2478 sizeof(*req), wrb, NULL); 2479 2480 strlcpy(req->object_name, obj_name, sizeof(req->object_name)); 2481 2482 status = be_mcc_notify_wait(adapter); 2483 err: 2484 mutex_unlock(&adapter->mcc_lock); 2485 return status; 2486 } 2487 2488 int lancer_cmd_read_object(struct be_adapter *adapter, struct be_dma_mem *cmd, 2489 u32 data_size, u32 data_offset, const char *obj_name, 2490 u32 *data_read, u32 *eof, u8 *addn_status) 2491 { 2492 struct be_mcc_wrb *wrb; 2493 struct lancer_cmd_req_read_object *req; 2494 struct lancer_cmd_resp_read_object *resp; 2495 int status; 2496 2497 mutex_lock(&adapter->mcc_lock); 2498 2499 wrb = wrb_from_mccq(adapter); 2500 if (!wrb) { 2501 status = -EBUSY; 2502 goto err_unlock; 2503 } 2504 2505 req = embedded_payload(wrb); 2506 2507 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 2508 OPCODE_COMMON_READ_OBJECT, 2509 sizeof(struct lancer_cmd_req_read_object), wrb, 2510 NULL); 2511 2512 req->desired_read_len = cpu_to_le32(data_size); 2513 req->read_offset = cpu_to_le32(data_offset); 2514 strcpy(req->object_name, obj_name); 2515 req->descriptor_count = cpu_to_le32(1); 2516 req->buf_len = cpu_to_le32(data_size); 2517 req->addr_low = cpu_to_le32((cmd->dma & 0xFFFFFFFF)); 2518 req->addr_high = cpu_to_le32(upper_32_bits(cmd->dma)); 2519 2520 status = be_mcc_notify_wait(adapter); 2521 2522 resp = embedded_payload(wrb); 2523 if (!status) { 2524 *data_read = le32_to_cpu(resp->actual_read_len); 2525 *eof = le32_to_cpu(resp->eof); 2526 } else { 2527 *addn_status = resp->additional_status; 2528 } 2529 2530 err_unlock: 2531 mutex_unlock(&adapter->mcc_lock); 2532 return status; 2533 } 2534 2535 static int be_cmd_write_flashrom(struct be_adapter *adapter, 2536 struct be_dma_mem *cmd, u32 flash_type, 2537 u32 flash_opcode, u32 img_offset, u32 buf_size) 2538 { 2539 struct be_mcc_wrb *wrb; 2540 struct be_cmd_write_flashrom *req; 2541 int status; 2542 2543 mutex_lock(&adapter->mcc_lock); 2544 adapter->flash_status = 0; 2545 2546 wrb = wrb_from_mccq(adapter); 2547 if (!wrb) { 2548 status = -EBUSY; 2549 goto err_unlock; 2550 } 2551 req = cmd->va; 2552 2553 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 2554 OPCODE_COMMON_WRITE_FLASHROM, cmd->size, wrb, 2555 cmd); 2556 2557 req->params.op_type = cpu_to_le32(flash_type); 2558 if (flash_type == OPTYPE_OFFSET_SPECIFIED) 2559 req->params.offset = cpu_to_le32(img_offset); 2560 2561 req->params.op_code = cpu_to_le32(flash_opcode); 2562 req->params.data_buf_size = cpu_to_le32(buf_size); 2563 2564 status = be_mcc_notify(adapter); 2565 if (status) 2566 goto err_unlock; 2567 2568 mutex_unlock(&adapter->mcc_lock); 2569 2570 if (!wait_for_completion_timeout(&adapter->et_cmd_compl, 2571 msecs_to_jiffies(40000))) 2572 status = -ETIMEDOUT; 2573 else 2574 status = adapter->flash_status; 2575 2576 return status; 2577 2578 err_unlock: 2579 mutex_unlock(&adapter->mcc_lock); 2580 return status; 2581 } 2582 2583 static int be_cmd_get_flash_crc(struct be_adapter *adapter, u8 *flashed_crc, 2584 u16 img_optype, u32 img_offset, u32 crc_offset) 2585 { 2586 struct be_cmd_read_flash_crc *req; 2587 struct be_mcc_wrb *wrb; 2588 int status; 2589 2590 mutex_lock(&adapter->mcc_lock); 2591 2592 wrb = wrb_from_mccq(adapter); 2593 if (!wrb) { 2594 status = -EBUSY; 2595 goto err; 2596 } 2597 req = embedded_payload(wrb); 2598 2599 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 2600 OPCODE_COMMON_READ_FLASHROM, sizeof(*req), 2601 wrb, NULL); 2602 2603 req->params.op_type = cpu_to_le32(img_optype); 2604 if (img_optype == OPTYPE_OFFSET_SPECIFIED) 2605 req->params.offset = cpu_to_le32(img_offset + crc_offset); 2606 else 2607 req->params.offset = cpu_to_le32(crc_offset); 2608 2609 req->params.op_code = cpu_to_le32(FLASHROM_OPER_REPORT); 2610 req->params.data_buf_size = cpu_to_le32(0x4); 2611 2612 status = be_mcc_notify_wait(adapter); 2613 if (!status) 2614 memcpy(flashed_crc, req->crc, 4); 2615 2616 err: 2617 mutex_unlock(&adapter->mcc_lock); 2618 return status; 2619 } 2620 2621 static char flash_cookie[2][16] = {"*** SE FLAS", "H DIRECTORY *** "}; 2622 2623 static bool phy_flashing_required(struct be_adapter *adapter) 2624 { 2625 return (adapter->phy.phy_type == PHY_TYPE_TN_8022 && 2626 adapter->phy.interface_type == PHY_TYPE_BASET_10GB); 2627 } 2628 2629 static bool is_comp_in_ufi(struct be_adapter *adapter, 2630 struct flash_section_info *fsec, int type) 2631 { 2632 int i = 0, img_type = 0; 2633 struct flash_section_info_g2 *fsec_g2 = NULL; 2634 2635 if (BE2_chip(adapter)) 2636 fsec_g2 = (struct flash_section_info_g2 *)fsec; 2637 2638 for (i = 0; i < MAX_FLASH_COMP; i++) { 2639 if (fsec_g2) 2640 img_type = le32_to_cpu(fsec_g2->fsec_entry[i].type); 2641 else 2642 img_type = le32_to_cpu(fsec->fsec_entry[i].type); 2643 2644 if (img_type == type) 2645 return true; 2646 } 2647 return false; 2648 } 2649 2650 static struct flash_section_info *get_fsec_info(struct be_adapter *adapter, 2651 int header_size, 2652 const struct firmware *fw) 2653 { 2654 struct flash_section_info *fsec = NULL; 2655 const u8 *p = fw->data; 2656 2657 p += header_size; 2658 while (p < (fw->data + fw->size)) { 2659 fsec = (struct flash_section_info *)p; 2660 if (!memcmp(flash_cookie, fsec->cookie, sizeof(flash_cookie))) 2661 return fsec; 2662 p += 32; 2663 } 2664 return NULL; 2665 } 2666 2667 static int be_check_flash_crc(struct be_adapter *adapter, const u8 *p, 2668 u32 img_offset, u32 img_size, int hdr_size, 2669 u16 img_optype, bool *crc_match) 2670 { 2671 u32 crc_offset; 2672 int status; 2673 u8 crc[4]; 2674 2675 status = be_cmd_get_flash_crc(adapter, crc, img_optype, img_offset, 2676 img_size - 4); 2677 if (status) 2678 return status; 2679 2680 crc_offset = hdr_size + img_offset + img_size - 4; 2681 2682 /* Skip flashing, if crc of flashed region matches */ 2683 if (!memcmp(crc, p + crc_offset, 4)) 2684 *crc_match = true; 2685 else 2686 *crc_match = false; 2687 2688 return status; 2689 } 2690 2691 static int be_flash(struct be_adapter *adapter, const u8 *img, 2692 struct be_dma_mem *flash_cmd, int optype, int img_size, 2693 u32 img_offset) 2694 { 2695 u32 flash_op, num_bytes, total_bytes = img_size, bytes_sent = 0; 2696 struct be_cmd_write_flashrom *req = flash_cmd->va; 2697 int status; 2698 2699 while (total_bytes) { 2700 num_bytes = min_t(u32, 32 * 1024, total_bytes); 2701 2702 total_bytes -= num_bytes; 2703 2704 if (!total_bytes) { 2705 if (optype == OPTYPE_PHY_FW) 2706 flash_op = FLASHROM_OPER_PHY_FLASH; 2707 else 2708 flash_op = FLASHROM_OPER_FLASH; 2709 } else { 2710 if (optype == OPTYPE_PHY_FW) 2711 flash_op = FLASHROM_OPER_PHY_SAVE; 2712 else 2713 flash_op = FLASHROM_OPER_SAVE; 2714 } 2715 2716 memcpy(req->data_buf, img, num_bytes); 2717 img += num_bytes; 2718 status = be_cmd_write_flashrom(adapter, flash_cmd, optype, 2719 flash_op, img_offset + 2720 bytes_sent, num_bytes); 2721 if (base_status(status) == MCC_STATUS_ILLEGAL_REQUEST && 2722 optype == OPTYPE_PHY_FW) 2723 break; 2724 else if (status) 2725 return status; 2726 2727 bytes_sent += num_bytes; 2728 } 2729 return 0; 2730 } 2731 2732 #define NCSI_UPDATE_LOG "NCSI section update is not supported in FW ver %s\n" 2733 static bool be_fw_ncsi_supported(char *ver) 2734 { 2735 int v1[4] = {3, 102, 148, 0}; /* Min ver that supports NCSI FW */ 2736 int v2[4]; 2737 int i; 2738 2739 if (sscanf(ver, "%d.%d.%d.%d", &v2[0], &v2[1], &v2[2], &v2[3]) != 4) 2740 return false; 2741 2742 for (i = 0; i < 4; i++) { 2743 if (v1[i] < v2[i]) 2744 return true; 2745 else if (v1[i] > v2[i]) 2746 return false; 2747 } 2748 2749 return true; 2750 } 2751 2752 /* For BE2, BE3 and BE3-R */ 2753 static int be_flash_BEx(struct be_adapter *adapter, 2754 const struct firmware *fw, 2755 struct be_dma_mem *flash_cmd, int num_of_images) 2756 { 2757 int img_hdrs_size = (num_of_images * sizeof(struct image_hdr)); 2758 struct device *dev = &adapter->pdev->dev; 2759 struct flash_section_info *fsec = NULL; 2760 int status, i, filehdr_size, num_comp; 2761 const struct flash_comp *pflashcomp; 2762 bool crc_match; 2763 const u8 *p; 2764 2765 struct flash_comp gen3_flash_types[] = { 2766 { BE3_ISCSI_PRIMARY_IMAGE_START, OPTYPE_ISCSI_ACTIVE, 2767 BE3_COMP_MAX_SIZE, IMAGE_FIRMWARE_ISCSI}, 2768 { BE3_REDBOOT_START, OPTYPE_REDBOOT, 2769 BE3_REDBOOT_COMP_MAX_SIZE, IMAGE_BOOT_CODE}, 2770 { BE3_ISCSI_BIOS_START, OPTYPE_BIOS, 2771 BE3_BIOS_COMP_MAX_SIZE, IMAGE_OPTION_ROM_ISCSI}, 2772 { BE3_PXE_BIOS_START, OPTYPE_PXE_BIOS, 2773 BE3_BIOS_COMP_MAX_SIZE, IMAGE_OPTION_ROM_PXE}, 2774 { BE3_FCOE_BIOS_START, OPTYPE_FCOE_BIOS, 2775 BE3_BIOS_COMP_MAX_SIZE, IMAGE_OPTION_ROM_FCOE}, 2776 { BE3_ISCSI_BACKUP_IMAGE_START, OPTYPE_ISCSI_BACKUP, 2777 BE3_COMP_MAX_SIZE, IMAGE_FIRMWARE_BACKUP_ISCSI}, 2778 { BE3_FCOE_PRIMARY_IMAGE_START, OPTYPE_FCOE_FW_ACTIVE, 2779 BE3_COMP_MAX_SIZE, IMAGE_FIRMWARE_FCOE}, 2780 { BE3_FCOE_BACKUP_IMAGE_START, OPTYPE_FCOE_FW_BACKUP, 2781 BE3_COMP_MAX_SIZE, IMAGE_FIRMWARE_BACKUP_FCOE}, 2782 { BE3_NCSI_START, OPTYPE_NCSI_FW, 2783 BE3_NCSI_COMP_MAX_SIZE, IMAGE_NCSI}, 2784 { BE3_PHY_FW_START, OPTYPE_PHY_FW, 2785 BE3_PHY_FW_COMP_MAX_SIZE, IMAGE_FIRMWARE_PHY} 2786 }; 2787 2788 struct flash_comp gen2_flash_types[] = { 2789 { BE2_ISCSI_PRIMARY_IMAGE_START, OPTYPE_ISCSI_ACTIVE, 2790 BE2_COMP_MAX_SIZE, IMAGE_FIRMWARE_ISCSI}, 2791 { BE2_REDBOOT_START, OPTYPE_REDBOOT, 2792 BE2_REDBOOT_COMP_MAX_SIZE, IMAGE_BOOT_CODE}, 2793 { BE2_ISCSI_BIOS_START, OPTYPE_BIOS, 2794 BE2_BIOS_COMP_MAX_SIZE, IMAGE_OPTION_ROM_ISCSI}, 2795 { BE2_PXE_BIOS_START, OPTYPE_PXE_BIOS, 2796 BE2_BIOS_COMP_MAX_SIZE, IMAGE_OPTION_ROM_PXE}, 2797 { BE2_FCOE_BIOS_START, OPTYPE_FCOE_BIOS, 2798 BE2_BIOS_COMP_MAX_SIZE, IMAGE_OPTION_ROM_FCOE}, 2799 { BE2_ISCSI_BACKUP_IMAGE_START, OPTYPE_ISCSI_BACKUP, 2800 BE2_COMP_MAX_SIZE, IMAGE_FIRMWARE_BACKUP_ISCSI}, 2801 { BE2_FCOE_PRIMARY_IMAGE_START, OPTYPE_FCOE_FW_ACTIVE, 2802 BE2_COMP_MAX_SIZE, IMAGE_FIRMWARE_FCOE}, 2803 { BE2_FCOE_BACKUP_IMAGE_START, OPTYPE_FCOE_FW_BACKUP, 2804 BE2_COMP_MAX_SIZE, IMAGE_FIRMWARE_BACKUP_FCOE} 2805 }; 2806 2807 if (BE3_chip(adapter)) { 2808 pflashcomp = gen3_flash_types; 2809 filehdr_size = sizeof(struct flash_file_hdr_g3); 2810 num_comp = ARRAY_SIZE(gen3_flash_types); 2811 } else { 2812 pflashcomp = gen2_flash_types; 2813 filehdr_size = sizeof(struct flash_file_hdr_g2); 2814 num_comp = ARRAY_SIZE(gen2_flash_types); 2815 img_hdrs_size = 0; 2816 } 2817 2818 /* Get flash section info*/ 2819 fsec = get_fsec_info(adapter, filehdr_size + img_hdrs_size, fw); 2820 if (!fsec) { 2821 dev_err(dev, "Invalid Cookie. FW image may be corrupted\n"); 2822 return -1; 2823 } 2824 for (i = 0; i < num_comp; i++) { 2825 if (!is_comp_in_ufi(adapter, fsec, pflashcomp[i].img_type)) 2826 continue; 2827 2828 if ((pflashcomp[i].optype == OPTYPE_NCSI_FW) && 2829 !be_fw_ncsi_supported(adapter->fw_ver)) { 2830 dev_info(dev, NCSI_UPDATE_LOG, adapter->fw_ver); 2831 continue; 2832 } 2833 2834 if (pflashcomp[i].optype == OPTYPE_PHY_FW && 2835 !phy_flashing_required(adapter)) 2836 continue; 2837 2838 if (pflashcomp[i].optype == OPTYPE_REDBOOT) { 2839 status = be_check_flash_crc(adapter, fw->data, 2840 pflashcomp[i].offset, 2841 pflashcomp[i].size, 2842 filehdr_size + 2843 img_hdrs_size, 2844 OPTYPE_REDBOOT, &crc_match); 2845 if (status) { 2846 dev_err(dev, 2847 "Could not get CRC for 0x%x region\n", 2848 pflashcomp[i].optype); 2849 continue; 2850 } 2851 2852 if (crc_match) 2853 continue; 2854 } 2855 2856 p = fw->data + filehdr_size + pflashcomp[i].offset + 2857 img_hdrs_size; 2858 if (p + pflashcomp[i].size > fw->data + fw->size) 2859 return -1; 2860 2861 status = be_flash(adapter, p, flash_cmd, pflashcomp[i].optype, 2862 pflashcomp[i].size, 0); 2863 if (status) { 2864 dev_err(dev, "Flashing section type 0x%x failed\n", 2865 pflashcomp[i].img_type); 2866 return status; 2867 } 2868 } 2869 return 0; 2870 } 2871 2872 static u16 be_get_img_optype(struct flash_section_entry fsec_entry) 2873 { 2874 u32 img_type = le32_to_cpu(fsec_entry.type); 2875 u16 img_optype = le16_to_cpu(fsec_entry.optype); 2876 2877 if (img_optype != 0xFFFF) 2878 return img_optype; 2879 2880 switch (img_type) { 2881 case IMAGE_FIRMWARE_ISCSI: 2882 img_optype = OPTYPE_ISCSI_ACTIVE; 2883 break; 2884 case IMAGE_BOOT_CODE: 2885 img_optype = OPTYPE_REDBOOT; 2886 break; 2887 case IMAGE_OPTION_ROM_ISCSI: 2888 img_optype = OPTYPE_BIOS; 2889 break; 2890 case IMAGE_OPTION_ROM_PXE: 2891 img_optype = OPTYPE_PXE_BIOS; 2892 break; 2893 case IMAGE_OPTION_ROM_FCOE: 2894 img_optype = OPTYPE_FCOE_BIOS; 2895 break; 2896 case IMAGE_FIRMWARE_BACKUP_ISCSI: 2897 img_optype = OPTYPE_ISCSI_BACKUP; 2898 break; 2899 case IMAGE_NCSI: 2900 img_optype = OPTYPE_NCSI_FW; 2901 break; 2902 case IMAGE_FLASHISM_JUMPVECTOR: 2903 img_optype = OPTYPE_FLASHISM_JUMPVECTOR; 2904 break; 2905 case IMAGE_FIRMWARE_PHY: 2906 img_optype = OPTYPE_SH_PHY_FW; 2907 break; 2908 case IMAGE_REDBOOT_DIR: 2909 img_optype = OPTYPE_REDBOOT_DIR; 2910 break; 2911 case IMAGE_REDBOOT_CONFIG: 2912 img_optype = OPTYPE_REDBOOT_CONFIG; 2913 break; 2914 case IMAGE_UFI_DIR: 2915 img_optype = OPTYPE_UFI_DIR; 2916 break; 2917 default: 2918 break; 2919 } 2920 2921 return img_optype; 2922 } 2923 2924 static int be_flash_skyhawk(struct be_adapter *adapter, 2925 const struct firmware *fw, 2926 struct be_dma_mem *flash_cmd, int num_of_images) 2927 { 2928 int img_hdrs_size = num_of_images * sizeof(struct image_hdr); 2929 bool crc_match, old_fw_img, flash_offset_support = true; 2930 struct device *dev = &adapter->pdev->dev; 2931 struct flash_section_info *fsec = NULL; 2932 u32 img_offset, img_size, img_type; 2933 u16 img_optype, flash_optype; 2934 int status, i, filehdr_size; 2935 const u8 *p; 2936 2937 filehdr_size = sizeof(struct flash_file_hdr_g3); 2938 fsec = get_fsec_info(adapter, filehdr_size + img_hdrs_size, fw); 2939 if (!fsec) { 2940 dev_err(dev, "Invalid Cookie. FW image may be corrupted\n"); 2941 return -EINVAL; 2942 } 2943 2944 retry_flash: 2945 for (i = 0; i < le32_to_cpu(fsec->fsec_hdr.num_images); i++) { 2946 img_offset = le32_to_cpu(fsec->fsec_entry[i].offset); 2947 img_size = le32_to_cpu(fsec->fsec_entry[i].pad_size); 2948 img_type = le32_to_cpu(fsec->fsec_entry[i].type); 2949 img_optype = be_get_img_optype(fsec->fsec_entry[i]); 2950 old_fw_img = fsec->fsec_entry[i].optype == 0xFFFF; 2951 2952 if (img_optype == 0xFFFF) 2953 continue; 2954 2955 if (flash_offset_support) 2956 flash_optype = OPTYPE_OFFSET_SPECIFIED; 2957 else 2958 flash_optype = img_optype; 2959 2960 /* Don't bother verifying CRC if an old FW image is being 2961 * flashed 2962 */ 2963 if (old_fw_img) 2964 goto flash; 2965 2966 status = be_check_flash_crc(adapter, fw->data, img_offset, 2967 img_size, filehdr_size + 2968 img_hdrs_size, flash_optype, 2969 &crc_match); 2970 if (base_status(status) == MCC_STATUS_ILLEGAL_REQUEST || 2971 base_status(status) == MCC_STATUS_ILLEGAL_FIELD) { 2972 /* The current FW image on the card does not support 2973 * OFFSET based flashing. Retry using older mechanism 2974 * of OPTYPE based flashing 2975 */ 2976 if (flash_optype == OPTYPE_OFFSET_SPECIFIED) { 2977 flash_offset_support = false; 2978 goto retry_flash; 2979 } 2980 2981 /* The current FW image on the card does not recognize 2982 * the new FLASH op_type. The FW download is partially 2983 * complete. Reboot the server now to enable FW image 2984 * to recognize the new FLASH op_type. To complete the 2985 * remaining process, download the same FW again after 2986 * the reboot. 2987 */ 2988 dev_err(dev, "Flash incomplete. Reset the server\n"); 2989 dev_err(dev, "Download FW image again after reset\n"); 2990 return -EAGAIN; 2991 } else if (status) { 2992 dev_err(dev, "Could not get CRC for 0x%x region\n", 2993 img_optype); 2994 return -EFAULT; 2995 } 2996 2997 if (crc_match) 2998 continue; 2999 3000 flash: 3001 p = fw->data + filehdr_size + img_offset + img_hdrs_size; 3002 if (p + img_size > fw->data + fw->size) 3003 return -1; 3004 3005 status = be_flash(adapter, p, flash_cmd, flash_optype, img_size, 3006 img_offset); 3007 3008 /* The current FW image on the card does not support OFFSET 3009 * based flashing. Retry using older mechanism of OPTYPE based 3010 * flashing 3011 */ 3012 if (base_status(status) == MCC_STATUS_ILLEGAL_FIELD && 3013 flash_optype == OPTYPE_OFFSET_SPECIFIED) { 3014 flash_offset_support = false; 3015 goto retry_flash; 3016 } 3017 3018 /* For old FW images ignore ILLEGAL_FIELD error or errors on 3019 * UFI_DIR region 3020 */ 3021 if (old_fw_img && 3022 (base_status(status) == MCC_STATUS_ILLEGAL_FIELD || 3023 (img_optype == OPTYPE_UFI_DIR && 3024 base_status(status) == MCC_STATUS_FAILED))) { 3025 continue; 3026 } else if (status) { 3027 dev_err(dev, "Flashing section type 0x%x failed\n", 3028 img_type); 3029 3030 switch (addl_status(status)) { 3031 case MCC_ADDL_STATUS_MISSING_SIGNATURE: 3032 dev_err(dev, 3033 "Digital signature missing in FW\n"); 3034 return -EINVAL; 3035 case MCC_ADDL_STATUS_INVALID_SIGNATURE: 3036 dev_err(dev, 3037 "Invalid digital signature in FW\n"); 3038 return -EINVAL; 3039 default: 3040 return -EFAULT; 3041 } 3042 } 3043 } 3044 return 0; 3045 } 3046 3047 int lancer_fw_download(struct be_adapter *adapter, 3048 const struct firmware *fw) 3049 { 3050 struct device *dev = &adapter->pdev->dev; 3051 struct be_dma_mem flash_cmd; 3052 const u8 *data_ptr = NULL; 3053 u8 *dest_image_ptr = NULL; 3054 size_t image_size = 0; 3055 u32 chunk_size = 0; 3056 u32 data_written = 0; 3057 u32 offset = 0; 3058 int status = 0; 3059 u8 add_status = 0; 3060 u8 change_status; 3061 3062 if (!IS_ALIGNED(fw->size, sizeof(u32))) { 3063 dev_err(dev, "FW image size should be multiple of 4\n"); 3064 return -EINVAL; 3065 } 3066 3067 flash_cmd.size = sizeof(struct lancer_cmd_req_write_object) 3068 + LANCER_FW_DOWNLOAD_CHUNK; 3069 flash_cmd.va = dma_zalloc_coherent(dev, flash_cmd.size, 3070 &flash_cmd.dma, GFP_KERNEL); 3071 if (!flash_cmd.va) 3072 return -ENOMEM; 3073 3074 dest_image_ptr = flash_cmd.va + 3075 sizeof(struct lancer_cmd_req_write_object); 3076 image_size = fw->size; 3077 data_ptr = fw->data; 3078 3079 while (image_size) { 3080 chunk_size = min_t(u32, image_size, LANCER_FW_DOWNLOAD_CHUNK); 3081 3082 /* Copy the image chunk content. */ 3083 memcpy(dest_image_ptr, data_ptr, chunk_size); 3084 3085 status = lancer_cmd_write_object(adapter, &flash_cmd, 3086 chunk_size, offset, 3087 LANCER_FW_DOWNLOAD_LOCATION, 3088 &data_written, &change_status, 3089 &add_status); 3090 if (status) 3091 break; 3092 3093 offset += data_written; 3094 data_ptr += data_written; 3095 image_size -= data_written; 3096 } 3097 3098 if (!status) { 3099 /* Commit the FW written */ 3100 status = lancer_cmd_write_object(adapter, &flash_cmd, 3101 0, offset, 3102 LANCER_FW_DOWNLOAD_LOCATION, 3103 &data_written, &change_status, 3104 &add_status); 3105 } 3106 3107 dma_free_coherent(dev, flash_cmd.size, flash_cmd.va, flash_cmd.dma); 3108 if (status) { 3109 dev_err(dev, "Firmware load error\n"); 3110 return be_cmd_status(status); 3111 } 3112 3113 dev_info(dev, "Firmware flashed successfully\n"); 3114 3115 if (change_status == LANCER_FW_RESET_NEEDED) { 3116 dev_info(dev, "Resetting adapter to activate new FW\n"); 3117 status = lancer_physdev_ctrl(adapter, 3118 PHYSDEV_CONTROL_FW_RESET_MASK); 3119 if (status) { 3120 dev_err(dev, "Adapter busy, could not reset FW\n"); 3121 dev_err(dev, "Reboot server to activate new FW\n"); 3122 } 3123 } else if (change_status != LANCER_NO_RESET_NEEDED) { 3124 dev_info(dev, "Reboot server to activate new FW\n"); 3125 } 3126 3127 return 0; 3128 } 3129 3130 /* Check if the flash image file is compatible with the adapter that 3131 * is being flashed. 3132 */ 3133 static bool be_check_ufi_compatibility(struct be_adapter *adapter, 3134 struct flash_file_hdr_g3 *fhdr) 3135 { 3136 if (!fhdr) { 3137 dev_err(&adapter->pdev->dev, "Invalid FW UFI file"); 3138 return false; 3139 } 3140 3141 /* First letter of the build version is used to identify 3142 * which chip this image file is meant for. 3143 */ 3144 switch (fhdr->build[0]) { 3145 case BLD_STR_UFI_TYPE_SH: 3146 if (!skyhawk_chip(adapter)) 3147 return false; 3148 break; 3149 case BLD_STR_UFI_TYPE_BE3: 3150 if (!BE3_chip(adapter)) 3151 return false; 3152 break; 3153 case BLD_STR_UFI_TYPE_BE2: 3154 if (!BE2_chip(adapter)) 3155 return false; 3156 break; 3157 default: 3158 return false; 3159 } 3160 3161 /* In BE3 FW images the "asic_type_rev" field doesn't track the 3162 * asic_rev of the chips it is compatible with. 3163 * When asic_type_rev is 0 the image is compatible only with 3164 * pre-BE3-R chips (asic_rev < 0x10) 3165 */ 3166 if (BEx_chip(adapter) && fhdr->asic_type_rev == 0) 3167 return adapter->asic_rev < 0x10; 3168 else 3169 return (fhdr->asic_type_rev >= adapter->asic_rev); 3170 } 3171 3172 int be_fw_download(struct be_adapter *adapter, const struct firmware *fw) 3173 { 3174 struct device *dev = &adapter->pdev->dev; 3175 struct flash_file_hdr_g3 *fhdr3; 3176 struct image_hdr *img_hdr_ptr; 3177 int status = 0, i, num_imgs; 3178 struct be_dma_mem flash_cmd; 3179 3180 fhdr3 = (struct flash_file_hdr_g3 *)fw->data; 3181 if (!be_check_ufi_compatibility(adapter, fhdr3)) { 3182 dev_err(dev, "Flash image is not compatible with adapter\n"); 3183 return -EINVAL; 3184 } 3185 3186 flash_cmd.size = sizeof(struct be_cmd_write_flashrom); 3187 flash_cmd.va = dma_zalloc_coherent(dev, flash_cmd.size, &flash_cmd.dma, 3188 GFP_KERNEL); 3189 if (!flash_cmd.va) 3190 return -ENOMEM; 3191 3192 num_imgs = le32_to_cpu(fhdr3->num_imgs); 3193 for (i = 0; i < num_imgs; i++) { 3194 img_hdr_ptr = (struct image_hdr *)(fw->data + 3195 (sizeof(struct flash_file_hdr_g3) + 3196 i * sizeof(struct image_hdr))); 3197 if (!BE2_chip(adapter) && 3198 le32_to_cpu(img_hdr_ptr->imageid) != 1) 3199 continue; 3200 3201 if (skyhawk_chip(adapter)) 3202 status = be_flash_skyhawk(adapter, fw, &flash_cmd, 3203 num_imgs); 3204 else 3205 status = be_flash_BEx(adapter, fw, &flash_cmd, 3206 num_imgs); 3207 } 3208 3209 dma_free_coherent(dev, flash_cmd.size, flash_cmd.va, flash_cmd.dma); 3210 if (!status) 3211 dev_info(dev, "Firmware flashed successfully\n"); 3212 3213 return status; 3214 } 3215 3216 int be_cmd_enable_magic_wol(struct be_adapter *adapter, u8 *mac, 3217 struct be_dma_mem *nonemb_cmd) 3218 { 3219 struct be_mcc_wrb *wrb; 3220 struct be_cmd_req_acpi_wol_magic_config *req; 3221 int status; 3222 3223 mutex_lock(&adapter->mcc_lock); 3224 3225 wrb = wrb_from_mccq(adapter); 3226 if (!wrb) { 3227 status = -EBUSY; 3228 goto err; 3229 } 3230 req = nonemb_cmd->va; 3231 3232 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH, 3233 OPCODE_ETH_ACPI_WOL_MAGIC_CONFIG, sizeof(*req), 3234 wrb, nonemb_cmd); 3235 memcpy(req->magic_mac, mac, ETH_ALEN); 3236 3237 status = be_mcc_notify_wait(adapter); 3238 3239 err: 3240 mutex_unlock(&adapter->mcc_lock); 3241 return status; 3242 } 3243 3244 int be_cmd_set_loopback(struct be_adapter *adapter, u8 port_num, 3245 u8 loopback_type, u8 enable) 3246 { 3247 struct be_mcc_wrb *wrb; 3248 struct be_cmd_req_set_lmode *req; 3249 int status; 3250 3251 if (!be_cmd_allowed(adapter, OPCODE_LOWLEVEL_SET_LOOPBACK_MODE, 3252 CMD_SUBSYSTEM_LOWLEVEL)) 3253 return -EPERM; 3254 3255 mutex_lock(&adapter->mcc_lock); 3256 3257 wrb = wrb_from_mccq(adapter); 3258 if (!wrb) { 3259 status = -EBUSY; 3260 goto err_unlock; 3261 } 3262 3263 req = embedded_payload(wrb); 3264 3265 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL, 3266 OPCODE_LOWLEVEL_SET_LOOPBACK_MODE, sizeof(*req), 3267 wrb, NULL); 3268 3269 req->src_port = port_num; 3270 req->dest_port = port_num; 3271 req->loopback_type = loopback_type; 3272 req->loopback_state = enable; 3273 3274 status = be_mcc_notify(adapter); 3275 if (status) 3276 goto err_unlock; 3277 3278 mutex_unlock(&adapter->mcc_lock); 3279 3280 if (!wait_for_completion_timeout(&adapter->et_cmd_compl, 3281 msecs_to_jiffies(SET_LB_MODE_TIMEOUT))) 3282 status = -ETIMEDOUT; 3283 3284 return status; 3285 3286 err_unlock: 3287 mutex_unlock(&adapter->mcc_lock); 3288 return status; 3289 } 3290 3291 int be_cmd_loopback_test(struct be_adapter *adapter, u32 port_num, 3292 u32 loopback_type, u32 pkt_size, u32 num_pkts, 3293 u64 pattern) 3294 { 3295 struct be_mcc_wrb *wrb; 3296 struct be_cmd_req_loopback_test *req; 3297 struct be_cmd_resp_loopback_test *resp; 3298 int status; 3299 3300 if (!be_cmd_allowed(adapter, OPCODE_LOWLEVEL_LOOPBACK_TEST, 3301 CMD_SUBSYSTEM_LOWLEVEL)) 3302 return -EPERM; 3303 3304 mutex_lock(&adapter->mcc_lock); 3305 3306 wrb = wrb_from_mccq(adapter); 3307 if (!wrb) { 3308 status = -EBUSY; 3309 goto err; 3310 } 3311 3312 req = embedded_payload(wrb); 3313 3314 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL, 3315 OPCODE_LOWLEVEL_LOOPBACK_TEST, sizeof(*req), wrb, 3316 NULL); 3317 3318 req->hdr.timeout = cpu_to_le32(15); 3319 req->pattern = cpu_to_le64(pattern); 3320 req->src_port = cpu_to_le32(port_num); 3321 req->dest_port = cpu_to_le32(port_num); 3322 req->pkt_size = cpu_to_le32(pkt_size); 3323 req->num_pkts = cpu_to_le32(num_pkts); 3324 req->loopback_type = cpu_to_le32(loopback_type); 3325 3326 status = be_mcc_notify(adapter); 3327 if (status) 3328 goto err; 3329 3330 mutex_unlock(&adapter->mcc_lock); 3331 3332 wait_for_completion(&adapter->et_cmd_compl); 3333 resp = embedded_payload(wrb); 3334 status = le32_to_cpu(resp->status); 3335 3336 return status; 3337 err: 3338 mutex_unlock(&adapter->mcc_lock); 3339 return status; 3340 } 3341 3342 int be_cmd_ddr_dma_test(struct be_adapter *adapter, u64 pattern, 3343 u32 byte_cnt, struct be_dma_mem *cmd) 3344 { 3345 struct be_mcc_wrb *wrb; 3346 struct be_cmd_req_ddrdma_test *req; 3347 int status; 3348 int i, j = 0; 3349 3350 if (!be_cmd_allowed(adapter, OPCODE_LOWLEVEL_HOST_DDR_DMA, 3351 CMD_SUBSYSTEM_LOWLEVEL)) 3352 return -EPERM; 3353 3354 mutex_lock(&adapter->mcc_lock); 3355 3356 wrb = wrb_from_mccq(adapter); 3357 if (!wrb) { 3358 status = -EBUSY; 3359 goto err; 3360 } 3361 req = cmd->va; 3362 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL, 3363 OPCODE_LOWLEVEL_HOST_DDR_DMA, cmd->size, wrb, 3364 cmd); 3365 3366 req->pattern = cpu_to_le64(pattern); 3367 req->byte_count = cpu_to_le32(byte_cnt); 3368 for (i = 0; i < byte_cnt; i++) { 3369 req->snd_buff[i] = (u8)(pattern >> (j*8)); 3370 j++; 3371 if (j > 7) 3372 j = 0; 3373 } 3374 3375 status = be_mcc_notify_wait(adapter); 3376 3377 if (!status) { 3378 struct be_cmd_resp_ddrdma_test *resp; 3379 3380 resp = cmd->va; 3381 if ((memcmp(resp->rcv_buff, req->snd_buff, byte_cnt) != 0) || 3382 resp->snd_err) { 3383 status = -1; 3384 } 3385 } 3386 3387 err: 3388 mutex_unlock(&adapter->mcc_lock); 3389 return status; 3390 } 3391 3392 int be_cmd_get_seeprom_data(struct be_adapter *adapter, 3393 struct be_dma_mem *nonemb_cmd) 3394 { 3395 struct be_mcc_wrb *wrb; 3396 struct be_cmd_req_seeprom_read *req; 3397 int status; 3398 3399 mutex_lock(&adapter->mcc_lock); 3400 3401 wrb = wrb_from_mccq(adapter); 3402 if (!wrb) { 3403 status = -EBUSY; 3404 goto err; 3405 } 3406 req = nonemb_cmd->va; 3407 3408 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 3409 OPCODE_COMMON_SEEPROM_READ, sizeof(*req), wrb, 3410 nonemb_cmd); 3411 3412 status = be_mcc_notify_wait(adapter); 3413 3414 err: 3415 mutex_unlock(&adapter->mcc_lock); 3416 return status; 3417 } 3418 3419 int be_cmd_get_phy_info(struct be_adapter *adapter) 3420 { 3421 struct be_mcc_wrb *wrb; 3422 struct be_cmd_req_get_phy_info *req; 3423 struct be_dma_mem cmd; 3424 int status; 3425 3426 if (!be_cmd_allowed(adapter, OPCODE_COMMON_GET_PHY_DETAILS, 3427 CMD_SUBSYSTEM_COMMON)) 3428 return -EPERM; 3429 3430 mutex_lock(&adapter->mcc_lock); 3431 3432 wrb = wrb_from_mccq(adapter); 3433 if (!wrb) { 3434 status = -EBUSY; 3435 goto err; 3436 } 3437 cmd.size = sizeof(struct be_cmd_req_get_phy_info); 3438 cmd.va = dma_zalloc_coherent(&adapter->pdev->dev, cmd.size, &cmd.dma, 3439 GFP_ATOMIC); 3440 if (!cmd.va) { 3441 dev_err(&adapter->pdev->dev, "Memory alloc failure\n"); 3442 status = -ENOMEM; 3443 goto err; 3444 } 3445 3446 req = cmd.va; 3447 3448 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 3449 OPCODE_COMMON_GET_PHY_DETAILS, sizeof(*req), 3450 wrb, &cmd); 3451 3452 status = be_mcc_notify_wait(adapter); 3453 if (!status) { 3454 struct be_phy_info *resp_phy_info = 3455 cmd.va + sizeof(struct be_cmd_req_hdr); 3456 3457 adapter->phy.phy_type = le16_to_cpu(resp_phy_info->phy_type); 3458 adapter->phy.interface_type = 3459 le16_to_cpu(resp_phy_info->interface_type); 3460 adapter->phy.auto_speeds_supported = 3461 le16_to_cpu(resp_phy_info->auto_speeds_supported); 3462 adapter->phy.fixed_speeds_supported = 3463 le16_to_cpu(resp_phy_info->fixed_speeds_supported); 3464 adapter->phy.misc_params = 3465 le32_to_cpu(resp_phy_info->misc_params); 3466 3467 if (BE2_chip(adapter)) { 3468 adapter->phy.fixed_speeds_supported = 3469 BE_SUPPORTED_SPEED_10GBPS | 3470 BE_SUPPORTED_SPEED_1GBPS; 3471 } 3472 } 3473 dma_free_coherent(&adapter->pdev->dev, cmd.size, cmd.va, cmd.dma); 3474 err: 3475 mutex_unlock(&adapter->mcc_lock); 3476 return status; 3477 } 3478 3479 static int be_cmd_set_qos(struct be_adapter *adapter, u32 bps, u32 domain) 3480 { 3481 struct be_mcc_wrb *wrb; 3482 struct be_cmd_req_set_qos *req; 3483 int status; 3484 3485 mutex_lock(&adapter->mcc_lock); 3486 3487 wrb = wrb_from_mccq(adapter); 3488 if (!wrb) { 3489 status = -EBUSY; 3490 goto err; 3491 } 3492 3493 req = embedded_payload(wrb); 3494 3495 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 3496 OPCODE_COMMON_SET_QOS, sizeof(*req), wrb, NULL); 3497 3498 req->hdr.domain = domain; 3499 req->valid_bits = cpu_to_le32(BE_QOS_BITS_NIC); 3500 req->max_bps_nic = cpu_to_le32(bps); 3501 3502 status = be_mcc_notify_wait(adapter); 3503 3504 err: 3505 mutex_unlock(&adapter->mcc_lock); 3506 return status; 3507 } 3508 3509 int be_cmd_get_cntl_attributes(struct be_adapter *adapter) 3510 { 3511 struct be_mcc_wrb *wrb; 3512 struct be_cmd_req_cntl_attribs *req; 3513 struct be_cmd_resp_cntl_attribs *resp; 3514 int status, i; 3515 int payload_len = max(sizeof(*req), sizeof(*resp)); 3516 struct mgmt_controller_attrib *attribs; 3517 struct be_dma_mem attribs_cmd; 3518 u32 *serial_num; 3519 3520 if (mutex_lock_interruptible(&adapter->mbox_lock)) 3521 return -1; 3522 3523 memset(&attribs_cmd, 0, sizeof(struct be_dma_mem)); 3524 attribs_cmd.size = sizeof(struct be_cmd_resp_cntl_attribs); 3525 attribs_cmd.va = dma_zalloc_coherent(&adapter->pdev->dev, 3526 attribs_cmd.size, 3527 &attribs_cmd.dma, GFP_ATOMIC); 3528 if (!attribs_cmd.va) { 3529 dev_err(&adapter->pdev->dev, "Memory allocation failure\n"); 3530 status = -ENOMEM; 3531 goto err; 3532 } 3533 3534 wrb = wrb_from_mbox(adapter); 3535 if (!wrb) { 3536 status = -EBUSY; 3537 goto err; 3538 } 3539 req = attribs_cmd.va; 3540 3541 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 3542 OPCODE_COMMON_GET_CNTL_ATTRIBUTES, payload_len, 3543 wrb, &attribs_cmd); 3544 3545 status = be_mbox_notify_wait(adapter); 3546 if (!status) { 3547 attribs = attribs_cmd.va + sizeof(struct be_cmd_resp_hdr); 3548 adapter->hba_port_num = attribs->hba_attribs.phy_port; 3549 serial_num = attribs->hba_attribs.controller_serial_number; 3550 for (i = 0; i < CNTL_SERIAL_NUM_WORDS; i++) 3551 adapter->serial_num[i] = le32_to_cpu(serial_num[i]) & 3552 (BIT_MASK(16) - 1); 3553 /* For BEx, since GET_FUNC_CONFIG command is not 3554 * supported, we read funcnum here as a workaround. 3555 */ 3556 if (BEx_chip(adapter)) 3557 adapter->pf_num = attribs->hba_attribs.pci_funcnum; 3558 } 3559 3560 err: 3561 mutex_unlock(&adapter->mbox_lock); 3562 if (attribs_cmd.va) 3563 dma_free_coherent(&adapter->pdev->dev, attribs_cmd.size, 3564 attribs_cmd.va, attribs_cmd.dma); 3565 return status; 3566 } 3567 3568 /* Uses mbox */ 3569 int be_cmd_req_native_mode(struct be_adapter *adapter) 3570 { 3571 struct be_mcc_wrb *wrb; 3572 struct be_cmd_req_set_func_cap *req; 3573 int status; 3574 3575 if (mutex_lock_interruptible(&adapter->mbox_lock)) 3576 return -1; 3577 3578 wrb = wrb_from_mbox(adapter); 3579 if (!wrb) { 3580 status = -EBUSY; 3581 goto err; 3582 } 3583 3584 req = embedded_payload(wrb); 3585 3586 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 3587 OPCODE_COMMON_SET_DRIVER_FUNCTION_CAP, 3588 sizeof(*req), wrb, NULL); 3589 3590 req->valid_cap_flags = cpu_to_le32(CAPABILITY_SW_TIMESTAMPS | 3591 CAPABILITY_BE3_NATIVE_ERX_API); 3592 req->cap_flags = cpu_to_le32(CAPABILITY_BE3_NATIVE_ERX_API); 3593 3594 status = be_mbox_notify_wait(adapter); 3595 if (!status) { 3596 struct be_cmd_resp_set_func_cap *resp = embedded_payload(wrb); 3597 3598 adapter->be3_native = le32_to_cpu(resp->cap_flags) & 3599 CAPABILITY_BE3_NATIVE_ERX_API; 3600 if (!adapter->be3_native) 3601 dev_warn(&adapter->pdev->dev, 3602 "adapter not in advanced mode\n"); 3603 } 3604 err: 3605 mutex_unlock(&adapter->mbox_lock); 3606 return status; 3607 } 3608 3609 /* Get privilege(s) for a function */ 3610 int be_cmd_get_fn_privileges(struct be_adapter *adapter, u32 *privilege, 3611 u32 domain) 3612 { 3613 struct be_mcc_wrb *wrb; 3614 struct be_cmd_req_get_fn_privileges *req; 3615 int status; 3616 3617 mutex_lock(&adapter->mcc_lock); 3618 3619 wrb = wrb_from_mccq(adapter); 3620 if (!wrb) { 3621 status = -EBUSY; 3622 goto err; 3623 } 3624 3625 req = embedded_payload(wrb); 3626 3627 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 3628 OPCODE_COMMON_GET_FN_PRIVILEGES, sizeof(*req), 3629 wrb, NULL); 3630 3631 req->hdr.domain = domain; 3632 3633 status = be_mcc_notify_wait(adapter); 3634 if (!status) { 3635 struct be_cmd_resp_get_fn_privileges *resp = 3636 embedded_payload(wrb); 3637 3638 *privilege = le32_to_cpu(resp->privilege_mask); 3639 3640 /* In UMC mode FW does not return right privileges. 3641 * Override with correct privilege equivalent to PF. 3642 */ 3643 if (BEx_chip(adapter) && be_is_mc(adapter) && 3644 be_physfn(adapter)) 3645 *privilege = MAX_PRIVILEGES; 3646 } 3647 3648 err: 3649 mutex_unlock(&adapter->mcc_lock); 3650 return status; 3651 } 3652 3653 /* Set privilege(s) for a function */ 3654 int be_cmd_set_fn_privileges(struct be_adapter *adapter, u32 privileges, 3655 u32 domain) 3656 { 3657 struct be_mcc_wrb *wrb; 3658 struct be_cmd_req_set_fn_privileges *req; 3659 int status; 3660 3661 mutex_lock(&adapter->mcc_lock); 3662 3663 wrb = wrb_from_mccq(adapter); 3664 if (!wrb) { 3665 status = -EBUSY; 3666 goto err; 3667 } 3668 3669 req = embedded_payload(wrb); 3670 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 3671 OPCODE_COMMON_SET_FN_PRIVILEGES, sizeof(*req), 3672 wrb, NULL); 3673 req->hdr.domain = domain; 3674 if (lancer_chip(adapter)) 3675 req->privileges_lancer = cpu_to_le32(privileges); 3676 else 3677 req->privileges = cpu_to_le32(privileges); 3678 3679 status = be_mcc_notify_wait(adapter); 3680 err: 3681 mutex_unlock(&adapter->mcc_lock); 3682 return status; 3683 } 3684 3685 /* pmac_id_valid: true => pmac_id is supplied and MAC address is requested. 3686 * pmac_id_valid: false => pmac_id or MAC address is requested. 3687 * If pmac_id is returned, pmac_id_valid is returned as true 3688 */ 3689 int be_cmd_get_mac_from_list(struct be_adapter *adapter, u8 *mac, 3690 bool *pmac_id_valid, u32 *pmac_id, u32 if_handle, 3691 u8 domain) 3692 { 3693 struct be_mcc_wrb *wrb; 3694 struct be_cmd_req_get_mac_list *req; 3695 int status; 3696 int mac_count; 3697 struct be_dma_mem get_mac_list_cmd; 3698 int i; 3699 3700 memset(&get_mac_list_cmd, 0, sizeof(struct be_dma_mem)); 3701 get_mac_list_cmd.size = sizeof(struct be_cmd_resp_get_mac_list); 3702 get_mac_list_cmd.va = dma_zalloc_coherent(&adapter->pdev->dev, 3703 get_mac_list_cmd.size, 3704 &get_mac_list_cmd.dma, 3705 GFP_ATOMIC); 3706 3707 if (!get_mac_list_cmd.va) { 3708 dev_err(&adapter->pdev->dev, 3709 "Memory allocation failure during GET_MAC_LIST\n"); 3710 return -ENOMEM; 3711 } 3712 3713 mutex_lock(&adapter->mcc_lock); 3714 3715 wrb = wrb_from_mccq(adapter); 3716 if (!wrb) { 3717 status = -EBUSY; 3718 goto out; 3719 } 3720 3721 req = get_mac_list_cmd.va; 3722 3723 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 3724 OPCODE_COMMON_GET_MAC_LIST, 3725 get_mac_list_cmd.size, wrb, &get_mac_list_cmd); 3726 req->hdr.domain = domain; 3727 req->mac_type = MAC_ADDRESS_TYPE_NETWORK; 3728 if (*pmac_id_valid) { 3729 req->mac_id = cpu_to_le32(*pmac_id); 3730 req->iface_id = cpu_to_le16(if_handle); 3731 req->perm_override = 0; 3732 } else { 3733 req->perm_override = 1; 3734 } 3735 3736 status = be_mcc_notify_wait(adapter); 3737 if (!status) { 3738 struct be_cmd_resp_get_mac_list *resp = 3739 get_mac_list_cmd.va; 3740 3741 if (*pmac_id_valid) { 3742 memcpy(mac, resp->macid_macaddr.mac_addr_id.macaddr, 3743 ETH_ALEN); 3744 goto out; 3745 } 3746 3747 mac_count = resp->true_mac_count + resp->pseudo_mac_count; 3748 /* Mac list returned could contain one or more active mac_ids 3749 * or one or more true or pseudo permanent mac addresses. 3750 * If an active mac_id is present, return first active mac_id 3751 * found. 3752 */ 3753 for (i = 0; i < mac_count; i++) { 3754 struct get_list_macaddr *mac_entry; 3755 u16 mac_addr_size; 3756 u32 mac_id; 3757 3758 mac_entry = &resp->macaddr_list[i]; 3759 mac_addr_size = le16_to_cpu(mac_entry->mac_addr_size); 3760 /* mac_id is a 32 bit value and mac_addr size 3761 * is 6 bytes 3762 */ 3763 if (mac_addr_size == sizeof(u32)) { 3764 *pmac_id_valid = true; 3765 mac_id = mac_entry->mac_addr_id.s_mac_id.mac_id; 3766 *pmac_id = le32_to_cpu(mac_id); 3767 goto out; 3768 } 3769 } 3770 /* If no active mac_id found, return first mac addr */ 3771 *pmac_id_valid = false; 3772 memcpy(mac, resp->macaddr_list[0].mac_addr_id.macaddr, 3773 ETH_ALEN); 3774 } 3775 3776 out: 3777 mutex_unlock(&adapter->mcc_lock); 3778 dma_free_coherent(&adapter->pdev->dev, get_mac_list_cmd.size, 3779 get_mac_list_cmd.va, get_mac_list_cmd.dma); 3780 return status; 3781 } 3782 3783 int be_cmd_get_active_mac(struct be_adapter *adapter, u32 curr_pmac_id, 3784 u8 *mac, u32 if_handle, bool active, u32 domain) 3785 { 3786 if (!active) 3787 be_cmd_get_mac_from_list(adapter, mac, &active, &curr_pmac_id, 3788 if_handle, domain); 3789 if (BEx_chip(adapter)) 3790 return be_cmd_mac_addr_query(adapter, mac, false, 3791 if_handle, curr_pmac_id); 3792 else 3793 /* Fetch the MAC address using pmac_id */ 3794 return be_cmd_get_mac_from_list(adapter, mac, &active, 3795 &curr_pmac_id, 3796 if_handle, domain); 3797 } 3798 3799 int be_cmd_get_perm_mac(struct be_adapter *adapter, u8 *mac) 3800 { 3801 int status; 3802 bool pmac_valid = false; 3803 3804 eth_zero_addr(mac); 3805 3806 if (BEx_chip(adapter)) { 3807 if (be_physfn(adapter)) 3808 status = be_cmd_mac_addr_query(adapter, mac, true, 0, 3809 0); 3810 else 3811 status = be_cmd_mac_addr_query(adapter, mac, false, 3812 adapter->if_handle, 0); 3813 } else { 3814 status = be_cmd_get_mac_from_list(adapter, mac, &pmac_valid, 3815 NULL, adapter->if_handle, 0); 3816 } 3817 3818 return status; 3819 } 3820 3821 /* Uses synchronous MCCQ */ 3822 int be_cmd_set_mac_list(struct be_adapter *adapter, u8 *mac_array, 3823 u8 mac_count, u32 domain) 3824 { 3825 struct be_mcc_wrb *wrb; 3826 struct be_cmd_req_set_mac_list *req; 3827 int status; 3828 struct be_dma_mem cmd; 3829 3830 memset(&cmd, 0, sizeof(struct be_dma_mem)); 3831 cmd.size = sizeof(struct be_cmd_req_set_mac_list); 3832 cmd.va = dma_zalloc_coherent(&adapter->pdev->dev, cmd.size, &cmd.dma, 3833 GFP_KERNEL); 3834 if (!cmd.va) 3835 return -ENOMEM; 3836 3837 mutex_lock(&adapter->mcc_lock); 3838 3839 wrb = wrb_from_mccq(adapter); 3840 if (!wrb) { 3841 status = -EBUSY; 3842 goto err; 3843 } 3844 3845 req = cmd.va; 3846 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 3847 OPCODE_COMMON_SET_MAC_LIST, sizeof(*req), 3848 wrb, &cmd); 3849 3850 req->hdr.domain = domain; 3851 req->mac_count = mac_count; 3852 if (mac_count) 3853 memcpy(req->mac, mac_array, ETH_ALEN*mac_count); 3854 3855 status = be_mcc_notify_wait(adapter); 3856 3857 err: 3858 dma_free_coherent(&adapter->pdev->dev, cmd.size, cmd.va, cmd.dma); 3859 mutex_unlock(&adapter->mcc_lock); 3860 return status; 3861 } 3862 3863 /* Wrapper to delete any active MACs and provision the new mac. 3864 * Changes to MAC_LIST are allowed iff none of the MAC addresses in the 3865 * current list are active. 3866 */ 3867 int be_cmd_set_mac(struct be_adapter *adapter, u8 *mac, int if_id, u32 dom) 3868 { 3869 bool active_mac = false; 3870 u8 old_mac[ETH_ALEN]; 3871 u32 pmac_id; 3872 int status; 3873 3874 status = be_cmd_get_mac_from_list(adapter, old_mac, &active_mac, 3875 &pmac_id, if_id, dom); 3876 3877 if (!status && active_mac) 3878 be_cmd_pmac_del(adapter, if_id, pmac_id, dom); 3879 3880 return be_cmd_set_mac_list(adapter, mac, mac ? 1 : 0, dom); 3881 } 3882 3883 int be_cmd_set_hsw_config(struct be_adapter *adapter, u16 pvid, 3884 u32 domain, u16 intf_id, u16 hsw_mode, u8 spoofchk) 3885 { 3886 struct be_mcc_wrb *wrb; 3887 struct be_cmd_req_set_hsw_config *req; 3888 void *ctxt; 3889 int status; 3890 3891 if (!be_cmd_allowed(adapter, OPCODE_COMMON_SET_HSW_CONFIG, 3892 CMD_SUBSYSTEM_COMMON)) 3893 return -EPERM; 3894 3895 mutex_lock(&adapter->mcc_lock); 3896 3897 wrb = wrb_from_mccq(adapter); 3898 if (!wrb) { 3899 status = -EBUSY; 3900 goto err; 3901 } 3902 3903 req = embedded_payload(wrb); 3904 ctxt = &req->context; 3905 3906 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 3907 OPCODE_COMMON_SET_HSW_CONFIG, sizeof(*req), wrb, 3908 NULL); 3909 3910 req->hdr.domain = domain; 3911 AMAP_SET_BITS(struct amap_set_hsw_context, interface_id, ctxt, intf_id); 3912 if (pvid) { 3913 AMAP_SET_BITS(struct amap_set_hsw_context, pvid_valid, ctxt, 1); 3914 AMAP_SET_BITS(struct amap_set_hsw_context, pvid, ctxt, pvid); 3915 } 3916 if (hsw_mode) { 3917 AMAP_SET_BITS(struct amap_set_hsw_context, interface_id, 3918 ctxt, adapter->hba_port_num); 3919 AMAP_SET_BITS(struct amap_set_hsw_context, pport, ctxt, 1); 3920 AMAP_SET_BITS(struct amap_set_hsw_context, port_fwd_type, 3921 ctxt, hsw_mode); 3922 } 3923 3924 /* Enable/disable both mac and vlan spoof checking */ 3925 if (!BEx_chip(adapter) && spoofchk) { 3926 AMAP_SET_BITS(struct amap_set_hsw_context, mac_spoofchk, 3927 ctxt, spoofchk); 3928 AMAP_SET_BITS(struct amap_set_hsw_context, vlan_spoofchk, 3929 ctxt, spoofchk); 3930 } 3931 3932 be_dws_cpu_to_le(req->context, sizeof(req->context)); 3933 status = be_mcc_notify_wait(adapter); 3934 3935 err: 3936 mutex_unlock(&adapter->mcc_lock); 3937 return status; 3938 } 3939 3940 /* Get Hyper switch config */ 3941 int be_cmd_get_hsw_config(struct be_adapter *adapter, u16 *pvid, 3942 u32 domain, u16 intf_id, u8 *mode, bool *spoofchk) 3943 { 3944 struct be_mcc_wrb *wrb; 3945 struct be_cmd_req_get_hsw_config *req; 3946 void *ctxt; 3947 int status; 3948 u16 vid; 3949 3950 mutex_lock(&adapter->mcc_lock); 3951 3952 wrb = wrb_from_mccq(adapter); 3953 if (!wrb) { 3954 status = -EBUSY; 3955 goto err; 3956 } 3957 3958 req = embedded_payload(wrb); 3959 ctxt = &req->context; 3960 3961 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 3962 OPCODE_COMMON_GET_HSW_CONFIG, sizeof(*req), wrb, 3963 NULL); 3964 3965 req->hdr.domain = domain; 3966 AMAP_SET_BITS(struct amap_get_hsw_req_context, interface_id, 3967 ctxt, intf_id); 3968 AMAP_SET_BITS(struct amap_get_hsw_req_context, pvid_valid, ctxt, 1); 3969 3970 if (!BEx_chip(adapter) && mode) { 3971 AMAP_SET_BITS(struct amap_get_hsw_req_context, interface_id, 3972 ctxt, adapter->hba_port_num); 3973 AMAP_SET_BITS(struct amap_get_hsw_req_context, pport, ctxt, 1); 3974 } 3975 be_dws_cpu_to_le(req->context, sizeof(req->context)); 3976 3977 status = be_mcc_notify_wait(adapter); 3978 if (!status) { 3979 struct be_cmd_resp_get_hsw_config *resp = 3980 embedded_payload(wrb); 3981 3982 be_dws_le_to_cpu(&resp->context, sizeof(resp->context)); 3983 vid = AMAP_GET_BITS(struct amap_get_hsw_resp_context, 3984 pvid, &resp->context); 3985 if (pvid) 3986 *pvid = le16_to_cpu(vid); 3987 if (mode) 3988 *mode = AMAP_GET_BITS(struct amap_get_hsw_resp_context, 3989 port_fwd_type, &resp->context); 3990 if (spoofchk) 3991 *spoofchk = 3992 AMAP_GET_BITS(struct amap_get_hsw_resp_context, 3993 spoofchk, &resp->context); 3994 } 3995 3996 err: 3997 mutex_unlock(&adapter->mcc_lock); 3998 return status; 3999 } 4000 4001 static bool be_is_wol_excluded(struct be_adapter *adapter) 4002 { 4003 struct pci_dev *pdev = adapter->pdev; 4004 4005 if (be_virtfn(adapter)) 4006 return true; 4007 4008 switch (pdev->subsystem_device) { 4009 case OC_SUBSYS_DEVICE_ID1: 4010 case OC_SUBSYS_DEVICE_ID2: 4011 case OC_SUBSYS_DEVICE_ID3: 4012 case OC_SUBSYS_DEVICE_ID4: 4013 return true; 4014 default: 4015 return false; 4016 } 4017 } 4018 4019 int be_cmd_get_acpi_wol_cap(struct be_adapter *adapter) 4020 { 4021 struct be_mcc_wrb *wrb; 4022 struct be_cmd_req_acpi_wol_magic_config_v1 *req; 4023 int status = 0; 4024 struct be_dma_mem cmd; 4025 4026 if (!be_cmd_allowed(adapter, OPCODE_ETH_ACPI_WOL_MAGIC_CONFIG, 4027 CMD_SUBSYSTEM_ETH)) 4028 return -EPERM; 4029 4030 if (be_is_wol_excluded(adapter)) 4031 return status; 4032 4033 if (mutex_lock_interruptible(&adapter->mbox_lock)) 4034 return -1; 4035 4036 memset(&cmd, 0, sizeof(struct be_dma_mem)); 4037 cmd.size = sizeof(struct be_cmd_resp_acpi_wol_magic_config_v1); 4038 cmd.va = dma_zalloc_coherent(&adapter->pdev->dev, cmd.size, &cmd.dma, 4039 GFP_ATOMIC); 4040 if (!cmd.va) { 4041 dev_err(&adapter->pdev->dev, "Memory allocation failure\n"); 4042 status = -ENOMEM; 4043 goto err; 4044 } 4045 4046 wrb = wrb_from_mbox(adapter); 4047 if (!wrb) { 4048 status = -EBUSY; 4049 goto err; 4050 } 4051 4052 req = cmd.va; 4053 4054 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH, 4055 OPCODE_ETH_ACPI_WOL_MAGIC_CONFIG, 4056 sizeof(*req), wrb, &cmd); 4057 4058 req->hdr.version = 1; 4059 req->query_options = BE_GET_WOL_CAP; 4060 4061 status = be_mbox_notify_wait(adapter); 4062 if (!status) { 4063 struct be_cmd_resp_acpi_wol_magic_config_v1 *resp; 4064 4065 resp = (struct be_cmd_resp_acpi_wol_magic_config_v1 *)cmd.va; 4066 4067 adapter->wol_cap = resp->wol_settings; 4068 4069 /* Non-zero macaddr indicates WOL is enabled */ 4070 if (adapter->wol_cap & BE_WOL_CAP && 4071 !is_zero_ether_addr(resp->magic_mac)) 4072 adapter->wol_en = true; 4073 } 4074 err: 4075 mutex_unlock(&adapter->mbox_lock); 4076 if (cmd.va) 4077 dma_free_coherent(&adapter->pdev->dev, cmd.size, cmd.va, 4078 cmd.dma); 4079 return status; 4080 4081 } 4082 4083 int be_cmd_set_fw_log_level(struct be_adapter *adapter, u32 level) 4084 { 4085 struct be_dma_mem extfat_cmd; 4086 struct be_fat_conf_params *cfgs; 4087 int status; 4088 int i, j; 4089 4090 memset(&extfat_cmd, 0, sizeof(struct be_dma_mem)); 4091 extfat_cmd.size = sizeof(struct be_cmd_resp_get_ext_fat_caps); 4092 extfat_cmd.va = dma_zalloc_coherent(&adapter->pdev->dev, 4093 extfat_cmd.size, &extfat_cmd.dma, 4094 GFP_ATOMIC); 4095 if (!extfat_cmd.va) 4096 return -ENOMEM; 4097 4098 status = be_cmd_get_ext_fat_capabilites(adapter, &extfat_cmd); 4099 if (status) 4100 goto err; 4101 4102 cfgs = (struct be_fat_conf_params *) 4103 (extfat_cmd.va + sizeof(struct be_cmd_resp_hdr)); 4104 for (i = 0; i < le32_to_cpu(cfgs->num_modules); i++) { 4105 u32 num_modes = le32_to_cpu(cfgs->module[i].num_modes); 4106 4107 for (j = 0; j < num_modes; j++) { 4108 if (cfgs->module[i].trace_lvl[j].mode == MODE_UART) 4109 cfgs->module[i].trace_lvl[j].dbg_lvl = 4110 cpu_to_le32(level); 4111 } 4112 } 4113 4114 status = be_cmd_set_ext_fat_capabilites(adapter, &extfat_cmd, cfgs); 4115 err: 4116 dma_free_coherent(&adapter->pdev->dev, extfat_cmd.size, extfat_cmd.va, 4117 extfat_cmd.dma); 4118 return status; 4119 } 4120 4121 int be_cmd_get_fw_log_level(struct be_adapter *adapter) 4122 { 4123 struct be_dma_mem extfat_cmd; 4124 struct be_fat_conf_params *cfgs; 4125 int status, j; 4126 int level = 0; 4127 4128 memset(&extfat_cmd, 0, sizeof(struct be_dma_mem)); 4129 extfat_cmd.size = sizeof(struct be_cmd_resp_get_ext_fat_caps); 4130 extfat_cmd.va = dma_zalloc_coherent(&adapter->pdev->dev, 4131 extfat_cmd.size, &extfat_cmd.dma, 4132 GFP_ATOMIC); 4133 4134 if (!extfat_cmd.va) { 4135 dev_err(&adapter->pdev->dev, "%s: Memory allocation failure\n", 4136 __func__); 4137 goto err; 4138 } 4139 4140 status = be_cmd_get_ext_fat_capabilites(adapter, &extfat_cmd); 4141 if (!status) { 4142 cfgs = (struct be_fat_conf_params *)(extfat_cmd.va + 4143 sizeof(struct be_cmd_resp_hdr)); 4144 4145 for (j = 0; j < le32_to_cpu(cfgs->module[0].num_modes); j++) { 4146 if (cfgs->module[0].trace_lvl[j].mode == MODE_UART) 4147 level = cfgs->module[0].trace_lvl[j].dbg_lvl; 4148 } 4149 } 4150 dma_free_coherent(&adapter->pdev->dev, extfat_cmd.size, extfat_cmd.va, 4151 extfat_cmd.dma); 4152 err: 4153 return level; 4154 } 4155 4156 int be_cmd_get_ext_fat_capabilites(struct be_adapter *adapter, 4157 struct be_dma_mem *cmd) 4158 { 4159 struct be_mcc_wrb *wrb; 4160 struct be_cmd_req_get_ext_fat_caps *req; 4161 int status; 4162 4163 if (!be_cmd_allowed(adapter, OPCODE_COMMON_GET_EXT_FAT_CAPABILITIES, 4164 CMD_SUBSYSTEM_COMMON)) 4165 return -EPERM; 4166 4167 if (mutex_lock_interruptible(&adapter->mbox_lock)) 4168 return -1; 4169 4170 wrb = wrb_from_mbox(adapter); 4171 if (!wrb) { 4172 status = -EBUSY; 4173 goto err; 4174 } 4175 4176 req = cmd->va; 4177 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 4178 OPCODE_COMMON_GET_EXT_FAT_CAPABILITIES, 4179 cmd->size, wrb, cmd); 4180 req->parameter_type = cpu_to_le32(1); 4181 4182 status = be_mbox_notify_wait(adapter); 4183 err: 4184 mutex_unlock(&adapter->mbox_lock); 4185 return status; 4186 } 4187 4188 int be_cmd_set_ext_fat_capabilites(struct be_adapter *adapter, 4189 struct be_dma_mem *cmd, 4190 struct be_fat_conf_params *configs) 4191 { 4192 struct be_mcc_wrb *wrb; 4193 struct be_cmd_req_set_ext_fat_caps *req; 4194 int status; 4195 4196 mutex_lock(&adapter->mcc_lock); 4197 4198 wrb = wrb_from_mccq(adapter); 4199 if (!wrb) { 4200 status = -EBUSY; 4201 goto err; 4202 } 4203 4204 req = cmd->va; 4205 memcpy(&req->set_params, configs, sizeof(struct be_fat_conf_params)); 4206 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 4207 OPCODE_COMMON_SET_EXT_FAT_CAPABILITIES, 4208 cmd->size, wrb, cmd); 4209 4210 status = be_mcc_notify_wait(adapter); 4211 err: 4212 mutex_unlock(&adapter->mcc_lock); 4213 return status; 4214 } 4215 4216 int be_cmd_query_port_name(struct be_adapter *adapter) 4217 { 4218 struct be_cmd_req_get_port_name *req; 4219 struct be_mcc_wrb *wrb; 4220 int status; 4221 4222 if (mutex_lock_interruptible(&adapter->mbox_lock)) 4223 return -1; 4224 4225 wrb = wrb_from_mbox(adapter); 4226 req = embedded_payload(wrb); 4227 4228 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 4229 OPCODE_COMMON_GET_PORT_NAME, sizeof(*req), wrb, 4230 NULL); 4231 if (!BEx_chip(adapter)) 4232 req->hdr.version = 1; 4233 4234 status = be_mbox_notify_wait(adapter); 4235 if (!status) { 4236 struct be_cmd_resp_get_port_name *resp = embedded_payload(wrb); 4237 4238 adapter->port_name = resp->port_name[adapter->hba_port_num]; 4239 } else { 4240 adapter->port_name = adapter->hba_port_num + '0'; 4241 } 4242 4243 mutex_unlock(&adapter->mbox_lock); 4244 return status; 4245 } 4246 4247 /* When more than 1 NIC descriptor is present in the descriptor list, 4248 * the caller must specify the pf_num to obtain the NIC descriptor 4249 * corresponding to its pci function. 4250 * get_vft must be true when the caller wants the VF-template desc of the 4251 * PF-pool. 4252 * The pf_num should be set to PF_NUM_IGNORE when the caller knows 4253 * that only it's NIC descriptor is present in the descriptor list. 4254 */ 4255 static struct be_nic_res_desc *be_get_nic_desc(u8 *buf, u32 desc_count, 4256 bool get_vft, u8 pf_num) 4257 { 4258 struct be_res_desc_hdr *hdr = (struct be_res_desc_hdr *)buf; 4259 struct be_nic_res_desc *nic; 4260 int i; 4261 4262 for (i = 0; i < desc_count; i++) { 4263 if (hdr->desc_type == NIC_RESOURCE_DESC_TYPE_V0 || 4264 hdr->desc_type == NIC_RESOURCE_DESC_TYPE_V1) { 4265 nic = (struct be_nic_res_desc *)hdr; 4266 4267 if ((pf_num == PF_NUM_IGNORE || 4268 nic->pf_num == pf_num) && 4269 (!get_vft || nic->flags & BIT(VFT_SHIFT))) 4270 return nic; 4271 } 4272 hdr->desc_len = hdr->desc_len ? : RESOURCE_DESC_SIZE_V0; 4273 hdr = (void *)hdr + hdr->desc_len; 4274 } 4275 return NULL; 4276 } 4277 4278 static struct be_nic_res_desc *be_get_vft_desc(u8 *buf, u32 desc_count, 4279 u8 pf_num) 4280 { 4281 return be_get_nic_desc(buf, desc_count, true, pf_num); 4282 } 4283 4284 static struct be_nic_res_desc *be_get_func_nic_desc(u8 *buf, u32 desc_count, 4285 u8 pf_num) 4286 { 4287 return be_get_nic_desc(buf, desc_count, false, pf_num); 4288 } 4289 4290 static struct be_pcie_res_desc *be_get_pcie_desc(u8 *buf, u32 desc_count, 4291 u8 pf_num) 4292 { 4293 struct be_res_desc_hdr *hdr = (struct be_res_desc_hdr *)buf; 4294 struct be_pcie_res_desc *pcie; 4295 int i; 4296 4297 for (i = 0; i < desc_count; i++) { 4298 if (hdr->desc_type == PCIE_RESOURCE_DESC_TYPE_V0 || 4299 hdr->desc_type == PCIE_RESOURCE_DESC_TYPE_V1) { 4300 pcie = (struct be_pcie_res_desc *)hdr; 4301 if (pcie->pf_num == pf_num) 4302 return pcie; 4303 } 4304 4305 hdr->desc_len = hdr->desc_len ? : RESOURCE_DESC_SIZE_V0; 4306 hdr = (void *)hdr + hdr->desc_len; 4307 } 4308 return NULL; 4309 } 4310 4311 static struct be_port_res_desc *be_get_port_desc(u8 *buf, u32 desc_count) 4312 { 4313 struct be_res_desc_hdr *hdr = (struct be_res_desc_hdr *)buf; 4314 int i; 4315 4316 for (i = 0; i < desc_count; i++) { 4317 if (hdr->desc_type == PORT_RESOURCE_DESC_TYPE_V1) 4318 return (struct be_port_res_desc *)hdr; 4319 4320 hdr->desc_len = hdr->desc_len ? : RESOURCE_DESC_SIZE_V0; 4321 hdr = (void *)hdr + hdr->desc_len; 4322 } 4323 return NULL; 4324 } 4325 4326 static void be_copy_nic_desc(struct be_resources *res, 4327 struct be_nic_res_desc *desc) 4328 { 4329 res->max_uc_mac = le16_to_cpu(desc->unicast_mac_count); 4330 res->max_vlans = le16_to_cpu(desc->vlan_count); 4331 res->max_mcast_mac = le16_to_cpu(desc->mcast_mac_count); 4332 res->max_tx_qs = le16_to_cpu(desc->txq_count); 4333 res->max_rss_qs = le16_to_cpu(desc->rssq_count); 4334 res->max_rx_qs = le16_to_cpu(desc->rq_count); 4335 res->max_evt_qs = le16_to_cpu(desc->eq_count); 4336 res->max_cq_count = le16_to_cpu(desc->cq_count); 4337 res->max_iface_count = le16_to_cpu(desc->iface_count); 4338 res->max_mcc_count = le16_to_cpu(desc->mcc_count); 4339 /* Clear flags that driver is not interested in */ 4340 res->if_cap_flags = le32_to_cpu(desc->cap_flags) & 4341 BE_IF_CAP_FLAGS_WANT; 4342 } 4343 4344 /* Uses Mbox */ 4345 int be_cmd_get_func_config(struct be_adapter *adapter, struct be_resources *res) 4346 { 4347 struct be_mcc_wrb *wrb; 4348 struct be_cmd_req_get_func_config *req; 4349 int status; 4350 struct be_dma_mem cmd; 4351 4352 if (mutex_lock_interruptible(&adapter->mbox_lock)) 4353 return -1; 4354 4355 memset(&cmd, 0, sizeof(struct be_dma_mem)); 4356 cmd.size = sizeof(struct be_cmd_resp_get_func_config); 4357 cmd.va = dma_zalloc_coherent(&adapter->pdev->dev, cmd.size, &cmd.dma, 4358 GFP_ATOMIC); 4359 if (!cmd.va) { 4360 dev_err(&adapter->pdev->dev, "Memory alloc failure\n"); 4361 status = -ENOMEM; 4362 goto err; 4363 } 4364 4365 wrb = wrb_from_mbox(adapter); 4366 if (!wrb) { 4367 status = -EBUSY; 4368 goto err; 4369 } 4370 4371 req = cmd.va; 4372 4373 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 4374 OPCODE_COMMON_GET_FUNC_CONFIG, 4375 cmd.size, wrb, &cmd); 4376 4377 if (skyhawk_chip(adapter)) 4378 req->hdr.version = 1; 4379 4380 status = be_mbox_notify_wait(adapter); 4381 if (!status) { 4382 struct be_cmd_resp_get_func_config *resp = cmd.va; 4383 u32 desc_count = le32_to_cpu(resp->desc_count); 4384 struct be_nic_res_desc *desc; 4385 4386 /* GET_FUNC_CONFIG returns resource descriptors of the 4387 * current function only. So, pf_num should be set to 4388 * PF_NUM_IGNORE. 4389 */ 4390 desc = be_get_func_nic_desc(resp->func_param, desc_count, 4391 PF_NUM_IGNORE); 4392 if (!desc) { 4393 status = -EINVAL; 4394 goto err; 4395 } 4396 4397 /* Store pf_num & vf_num for later use in GET_PROFILE_CONFIG */ 4398 adapter->pf_num = desc->pf_num; 4399 adapter->vf_num = desc->vf_num; 4400 4401 if (res) 4402 be_copy_nic_desc(res, desc); 4403 } 4404 err: 4405 mutex_unlock(&adapter->mbox_lock); 4406 if (cmd.va) 4407 dma_free_coherent(&adapter->pdev->dev, cmd.size, cmd.va, 4408 cmd.dma); 4409 return status; 4410 } 4411 4412 /* This routine returns a list of all the NIC PF_nums in the adapter */ 4413 static u16 be_get_nic_pf_num_list(u8 *buf, u32 desc_count, u16 *nic_pf_nums) 4414 { 4415 struct be_res_desc_hdr *hdr = (struct be_res_desc_hdr *)buf; 4416 struct be_pcie_res_desc *pcie = NULL; 4417 int i; 4418 u16 nic_pf_count = 0; 4419 4420 for (i = 0; i < desc_count; i++) { 4421 if (hdr->desc_type == PCIE_RESOURCE_DESC_TYPE_V0 || 4422 hdr->desc_type == PCIE_RESOURCE_DESC_TYPE_V1) { 4423 pcie = (struct be_pcie_res_desc *)hdr; 4424 if (pcie->pf_state && (pcie->pf_type == MISSION_NIC || 4425 pcie->pf_type == MISSION_RDMA)) { 4426 nic_pf_nums[nic_pf_count++] = pcie->pf_num; 4427 } 4428 } 4429 4430 hdr->desc_len = hdr->desc_len ? : RESOURCE_DESC_SIZE_V0; 4431 hdr = (void *)hdr + hdr->desc_len; 4432 } 4433 return nic_pf_count; 4434 } 4435 4436 /* Will use MBOX only if MCCQ has not been created */ 4437 int be_cmd_get_profile_config(struct be_adapter *adapter, 4438 struct be_resources *res, 4439 struct be_port_resources *port_res, 4440 u8 profile_type, u8 query, u8 domain) 4441 { 4442 struct be_cmd_resp_get_profile_config *resp; 4443 struct be_cmd_req_get_profile_config *req; 4444 struct be_nic_res_desc *vf_res; 4445 struct be_pcie_res_desc *pcie; 4446 struct be_port_res_desc *port; 4447 struct be_nic_res_desc *nic; 4448 struct be_mcc_wrb wrb = {0}; 4449 struct be_dma_mem cmd; 4450 u16 desc_count; 4451 int status; 4452 4453 memset(&cmd, 0, sizeof(struct be_dma_mem)); 4454 cmd.size = sizeof(struct be_cmd_resp_get_profile_config); 4455 cmd.va = dma_zalloc_coherent(&adapter->pdev->dev, cmd.size, &cmd.dma, 4456 GFP_ATOMIC); 4457 if (!cmd.va) 4458 return -ENOMEM; 4459 4460 req = cmd.va; 4461 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 4462 OPCODE_COMMON_GET_PROFILE_CONFIG, 4463 cmd.size, &wrb, &cmd); 4464 4465 if (!lancer_chip(adapter)) 4466 req->hdr.version = 1; 4467 req->type = profile_type; 4468 req->hdr.domain = domain; 4469 4470 /* When QUERY_MODIFIABLE_FIELDS_TYPE bit is set, cmd returns the 4471 * descriptors with all bits set to "1" for the fields which can be 4472 * modified using SET_PROFILE_CONFIG cmd. 4473 */ 4474 if (query == RESOURCE_MODIFIABLE) 4475 req->type |= QUERY_MODIFIABLE_FIELDS_TYPE; 4476 4477 status = be_cmd_notify_wait(adapter, &wrb); 4478 if (status) 4479 goto err; 4480 4481 resp = cmd.va; 4482 desc_count = le16_to_cpu(resp->desc_count); 4483 4484 if (port_res) { 4485 u16 nic_pf_cnt = 0, i; 4486 u16 nic_pf_num_list[MAX_NIC_FUNCS]; 4487 4488 nic_pf_cnt = be_get_nic_pf_num_list(resp->func_param, 4489 desc_count, 4490 nic_pf_num_list); 4491 4492 for (i = 0; i < nic_pf_cnt; i++) { 4493 nic = be_get_func_nic_desc(resp->func_param, desc_count, 4494 nic_pf_num_list[i]); 4495 if (nic->link_param == adapter->port_num) { 4496 port_res->nic_pfs++; 4497 pcie = be_get_pcie_desc(resp->func_param, 4498 desc_count, 4499 nic_pf_num_list[i]); 4500 port_res->max_vfs += le16_to_cpu(pcie->num_vfs); 4501 } 4502 } 4503 return status; 4504 } 4505 4506 pcie = be_get_pcie_desc(resp->func_param, desc_count, 4507 adapter->pf_num); 4508 if (pcie) 4509 res->max_vfs = le16_to_cpu(pcie->num_vfs); 4510 4511 port = be_get_port_desc(resp->func_param, desc_count); 4512 if (port) 4513 adapter->mc_type = port->mc_type; 4514 4515 nic = be_get_func_nic_desc(resp->func_param, desc_count, 4516 adapter->pf_num); 4517 if (nic) 4518 be_copy_nic_desc(res, nic); 4519 4520 vf_res = be_get_vft_desc(resp->func_param, desc_count, 4521 adapter->pf_num); 4522 if (vf_res) 4523 res->vf_if_cap_flags = vf_res->cap_flags; 4524 err: 4525 if (cmd.va) 4526 dma_free_coherent(&adapter->pdev->dev, cmd.size, cmd.va, 4527 cmd.dma); 4528 return status; 4529 } 4530 4531 /* Will use MBOX only if MCCQ has not been created */ 4532 static int be_cmd_set_profile_config(struct be_adapter *adapter, void *desc, 4533 int size, int count, u8 version, u8 domain) 4534 { 4535 struct be_cmd_req_set_profile_config *req; 4536 struct be_mcc_wrb wrb = {0}; 4537 struct be_dma_mem cmd; 4538 int status; 4539 4540 memset(&cmd, 0, sizeof(struct be_dma_mem)); 4541 cmd.size = sizeof(struct be_cmd_req_set_profile_config); 4542 cmd.va = dma_zalloc_coherent(&adapter->pdev->dev, cmd.size, &cmd.dma, 4543 GFP_ATOMIC); 4544 if (!cmd.va) 4545 return -ENOMEM; 4546 4547 req = cmd.va; 4548 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 4549 OPCODE_COMMON_SET_PROFILE_CONFIG, cmd.size, 4550 &wrb, &cmd); 4551 req->hdr.version = version; 4552 req->hdr.domain = domain; 4553 req->desc_count = cpu_to_le32(count); 4554 memcpy(req->desc, desc, size); 4555 4556 status = be_cmd_notify_wait(adapter, &wrb); 4557 4558 if (cmd.va) 4559 dma_free_coherent(&adapter->pdev->dev, cmd.size, cmd.va, 4560 cmd.dma); 4561 return status; 4562 } 4563 4564 /* Mark all fields invalid */ 4565 static void be_reset_nic_desc(struct be_nic_res_desc *nic) 4566 { 4567 memset(nic, 0, sizeof(*nic)); 4568 nic->unicast_mac_count = 0xFFFF; 4569 nic->mcc_count = 0xFFFF; 4570 nic->vlan_count = 0xFFFF; 4571 nic->mcast_mac_count = 0xFFFF; 4572 nic->txq_count = 0xFFFF; 4573 nic->rq_count = 0xFFFF; 4574 nic->rssq_count = 0xFFFF; 4575 nic->lro_count = 0xFFFF; 4576 nic->cq_count = 0xFFFF; 4577 nic->toe_conn_count = 0xFFFF; 4578 nic->eq_count = 0xFFFF; 4579 nic->iface_count = 0xFFFF; 4580 nic->link_param = 0xFF; 4581 nic->channel_id_param = cpu_to_le16(0xF000); 4582 nic->acpi_params = 0xFF; 4583 nic->wol_param = 0x0F; 4584 nic->tunnel_iface_count = 0xFFFF; 4585 nic->direct_tenant_iface_count = 0xFFFF; 4586 nic->bw_min = 0xFFFFFFFF; 4587 nic->bw_max = 0xFFFFFFFF; 4588 } 4589 4590 /* Mark all fields invalid */ 4591 static void be_reset_pcie_desc(struct be_pcie_res_desc *pcie) 4592 { 4593 memset(pcie, 0, sizeof(*pcie)); 4594 pcie->sriov_state = 0xFF; 4595 pcie->pf_state = 0xFF; 4596 pcie->pf_type = 0xFF; 4597 pcie->num_vfs = 0xFFFF; 4598 } 4599 4600 int be_cmd_config_qos(struct be_adapter *adapter, u32 max_rate, u16 link_speed, 4601 u8 domain) 4602 { 4603 struct be_nic_res_desc nic_desc; 4604 u32 bw_percent; 4605 u16 version = 0; 4606 4607 if (BE3_chip(adapter)) 4608 return be_cmd_set_qos(adapter, max_rate / 10, domain); 4609 4610 be_reset_nic_desc(&nic_desc); 4611 nic_desc.pf_num = adapter->pf_num; 4612 nic_desc.vf_num = domain; 4613 nic_desc.bw_min = 0; 4614 if (lancer_chip(adapter)) { 4615 nic_desc.hdr.desc_type = NIC_RESOURCE_DESC_TYPE_V0; 4616 nic_desc.hdr.desc_len = RESOURCE_DESC_SIZE_V0; 4617 nic_desc.flags = (1 << QUN_SHIFT) | (1 << IMM_SHIFT) | 4618 (1 << NOSV_SHIFT); 4619 nic_desc.bw_max = cpu_to_le32(max_rate / 10); 4620 } else { 4621 version = 1; 4622 nic_desc.hdr.desc_type = NIC_RESOURCE_DESC_TYPE_V1; 4623 nic_desc.hdr.desc_len = RESOURCE_DESC_SIZE_V1; 4624 nic_desc.flags = (1 << IMM_SHIFT) | (1 << NOSV_SHIFT); 4625 bw_percent = max_rate ? (max_rate * 100) / link_speed : 100; 4626 nic_desc.bw_max = cpu_to_le32(bw_percent); 4627 } 4628 4629 return be_cmd_set_profile_config(adapter, &nic_desc, 4630 nic_desc.hdr.desc_len, 4631 1, version, domain); 4632 } 4633 4634 int be_cmd_set_sriov_config(struct be_adapter *adapter, 4635 struct be_resources pool_res, u16 num_vfs, 4636 struct be_resources *vft_res) 4637 { 4638 struct { 4639 struct be_pcie_res_desc pcie; 4640 struct be_nic_res_desc nic_vft; 4641 } __packed desc; 4642 4643 /* PF PCIE descriptor */ 4644 be_reset_pcie_desc(&desc.pcie); 4645 desc.pcie.hdr.desc_type = PCIE_RESOURCE_DESC_TYPE_V1; 4646 desc.pcie.hdr.desc_len = RESOURCE_DESC_SIZE_V1; 4647 desc.pcie.flags = BIT(IMM_SHIFT) | BIT(NOSV_SHIFT); 4648 desc.pcie.pf_num = adapter->pdev->devfn; 4649 desc.pcie.sriov_state = num_vfs ? 1 : 0; 4650 desc.pcie.num_vfs = cpu_to_le16(num_vfs); 4651 4652 /* VF NIC Template descriptor */ 4653 be_reset_nic_desc(&desc.nic_vft); 4654 desc.nic_vft.hdr.desc_type = NIC_RESOURCE_DESC_TYPE_V1; 4655 desc.nic_vft.hdr.desc_len = RESOURCE_DESC_SIZE_V1; 4656 desc.nic_vft.flags = vft_res->flags | BIT(VFT_SHIFT) | 4657 BIT(IMM_SHIFT) | BIT(NOSV_SHIFT); 4658 desc.nic_vft.pf_num = adapter->pdev->devfn; 4659 desc.nic_vft.vf_num = 0; 4660 desc.nic_vft.cap_flags = cpu_to_le32(vft_res->vf_if_cap_flags); 4661 desc.nic_vft.rq_count = cpu_to_le16(vft_res->max_rx_qs); 4662 desc.nic_vft.txq_count = cpu_to_le16(vft_res->max_tx_qs); 4663 desc.nic_vft.rssq_count = cpu_to_le16(vft_res->max_rss_qs); 4664 desc.nic_vft.cq_count = cpu_to_le16(vft_res->max_cq_count); 4665 4666 if (vft_res->max_uc_mac) 4667 desc.nic_vft.unicast_mac_count = 4668 cpu_to_le16(vft_res->max_uc_mac); 4669 if (vft_res->max_vlans) 4670 desc.nic_vft.vlan_count = cpu_to_le16(vft_res->max_vlans); 4671 if (vft_res->max_iface_count) 4672 desc.nic_vft.iface_count = 4673 cpu_to_le16(vft_res->max_iface_count); 4674 if (vft_res->max_mcc_count) 4675 desc.nic_vft.mcc_count = cpu_to_le16(vft_res->max_mcc_count); 4676 4677 return be_cmd_set_profile_config(adapter, &desc, 4678 2 * RESOURCE_DESC_SIZE_V1, 2, 1, 0); 4679 } 4680 4681 int be_cmd_manage_iface(struct be_adapter *adapter, u32 iface, u8 op) 4682 { 4683 struct be_mcc_wrb *wrb; 4684 struct be_cmd_req_manage_iface_filters *req; 4685 int status; 4686 4687 if (iface == 0xFFFFFFFF) 4688 return -1; 4689 4690 mutex_lock(&adapter->mcc_lock); 4691 4692 wrb = wrb_from_mccq(adapter); 4693 if (!wrb) { 4694 status = -EBUSY; 4695 goto err; 4696 } 4697 req = embedded_payload(wrb); 4698 4699 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 4700 OPCODE_COMMON_MANAGE_IFACE_FILTERS, sizeof(*req), 4701 wrb, NULL); 4702 req->op = op; 4703 req->target_iface_id = cpu_to_le32(iface); 4704 4705 status = be_mcc_notify_wait(adapter); 4706 err: 4707 mutex_unlock(&adapter->mcc_lock); 4708 return status; 4709 } 4710 4711 int be_cmd_set_vxlan_port(struct be_adapter *adapter, __be16 port) 4712 { 4713 struct be_port_res_desc port_desc; 4714 4715 memset(&port_desc, 0, sizeof(port_desc)); 4716 port_desc.hdr.desc_type = PORT_RESOURCE_DESC_TYPE_V1; 4717 port_desc.hdr.desc_len = RESOURCE_DESC_SIZE_V1; 4718 port_desc.flags = (1 << IMM_SHIFT) | (1 << NOSV_SHIFT); 4719 port_desc.link_num = adapter->hba_port_num; 4720 if (port) { 4721 port_desc.nv_flags = NV_TYPE_VXLAN | (1 << SOCVID_SHIFT) | 4722 (1 << RCVID_SHIFT); 4723 port_desc.nv_port = swab16(port); 4724 } else { 4725 port_desc.nv_flags = NV_TYPE_DISABLED; 4726 port_desc.nv_port = 0; 4727 } 4728 4729 return be_cmd_set_profile_config(adapter, &port_desc, 4730 RESOURCE_DESC_SIZE_V1, 1, 1, 0); 4731 } 4732 4733 int be_cmd_get_if_id(struct be_adapter *adapter, struct be_vf_cfg *vf_cfg, 4734 int vf_num) 4735 { 4736 struct be_mcc_wrb *wrb; 4737 struct be_cmd_req_get_iface_list *req; 4738 struct be_cmd_resp_get_iface_list *resp; 4739 int status; 4740 4741 mutex_lock(&adapter->mcc_lock); 4742 4743 wrb = wrb_from_mccq(adapter); 4744 if (!wrb) { 4745 status = -EBUSY; 4746 goto err; 4747 } 4748 req = embedded_payload(wrb); 4749 4750 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 4751 OPCODE_COMMON_GET_IFACE_LIST, sizeof(*resp), 4752 wrb, NULL); 4753 req->hdr.domain = vf_num + 1; 4754 4755 status = be_mcc_notify_wait(adapter); 4756 if (!status) { 4757 resp = (struct be_cmd_resp_get_iface_list *)req; 4758 vf_cfg->if_handle = le32_to_cpu(resp->if_desc.if_id); 4759 } 4760 4761 err: 4762 mutex_unlock(&adapter->mcc_lock); 4763 return status; 4764 } 4765 4766 static int lancer_wait_idle(struct be_adapter *adapter) 4767 { 4768 #define SLIPORT_IDLE_TIMEOUT 30 4769 u32 reg_val; 4770 int status = 0, i; 4771 4772 for (i = 0; i < SLIPORT_IDLE_TIMEOUT; i++) { 4773 reg_val = ioread32(adapter->db + PHYSDEV_CONTROL_OFFSET); 4774 if ((reg_val & PHYSDEV_CONTROL_INP_MASK) == 0) 4775 break; 4776 4777 ssleep(1); 4778 } 4779 4780 if (i == SLIPORT_IDLE_TIMEOUT) 4781 status = -1; 4782 4783 return status; 4784 } 4785 4786 int lancer_physdev_ctrl(struct be_adapter *adapter, u32 mask) 4787 { 4788 int status = 0; 4789 4790 status = lancer_wait_idle(adapter); 4791 if (status) 4792 return status; 4793 4794 iowrite32(mask, adapter->db + PHYSDEV_CONTROL_OFFSET); 4795 4796 return status; 4797 } 4798 4799 /* Routine to check whether dump image is present or not */ 4800 bool dump_present(struct be_adapter *adapter) 4801 { 4802 u32 sliport_status = 0; 4803 4804 sliport_status = ioread32(adapter->db + SLIPORT_STATUS_OFFSET); 4805 return !!(sliport_status & SLIPORT_STATUS_DIP_MASK); 4806 } 4807 4808 int lancer_initiate_dump(struct be_adapter *adapter) 4809 { 4810 struct device *dev = &adapter->pdev->dev; 4811 int status; 4812 4813 if (dump_present(adapter)) { 4814 dev_info(dev, "Previous dump not cleared, not forcing dump\n"); 4815 return -EEXIST; 4816 } 4817 4818 /* give firmware reset and diagnostic dump */ 4819 status = lancer_physdev_ctrl(adapter, PHYSDEV_CONTROL_FW_RESET_MASK | 4820 PHYSDEV_CONTROL_DD_MASK); 4821 if (status < 0) { 4822 dev_err(dev, "FW reset failed\n"); 4823 return status; 4824 } 4825 4826 status = lancer_wait_idle(adapter); 4827 if (status) 4828 return status; 4829 4830 if (!dump_present(adapter)) { 4831 dev_err(dev, "FW dump not generated\n"); 4832 return -EIO; 4833 } 4834 4835 return 0; 4836 } 4837 4838 int lancer_delete_dump(struct be_adapter *adapter) 4839 { 4840 int status; 4841 4842 status = lancer_cmd_delete_object(adapter, LANCER_FW_DUMP_FILE); 4843 return be_cmd_status(status); 4844 } 4845 4846 /* Uses sync mcc */ 4847 int be_cmd_enable_vf(struct be_adapter *adapter, u8 domain) 4848 { 4849 struct be_mcc_wrb *wrb; 4850 struct be_cmd_enable_disable_vf *req; 4851 int status; 4852 4853 if (BEx_chip(adapter)) 4854 return 0; 4855 4856 mutex_lock(&adapter->mcc_lock); 4857 4858 wrb = wrb_from_mccq(adapter); 4859 if (!wrb) { 4860 status = -EBUSY; 4861 goto err; 4862 } 4863 4864 req = embedded_payload(wrb); 4865 4866 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 4867 OPCODE_COMMON_ENABLE_DISABLE_VF, sizeof(*req), 4868 wrb, NULL); 4869 4870 req->hdr.domain = domain; 4871 req->enable = 1; 4872 status = be_mcc_notify_wait(adapter); 4873 err: 4874 mutex_unlock(&adapter->mcc_lock); 4875 return status; 4876 } 4877 4878 int be_cmd_intr_set(struct be_adapter *adapter, bool intr_enable) 4879 { 4880 struct be_mcc_wrb *wrb; 4881 struct be_cmd_req_intr_set *req; 4882 int status; 4883 4884 if (mutex_lock_interruptible(&adapter->mbox_lock)) 4885 return -1; 4886 4887 wrb = wrb_from_mbox(adapter); 4888 4889 req = embedded_payload(wrb); 4890 4891 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 4892 OPCODE_COMMON_SET_INTERRUPT_ENABLE, sizeof(*req), 4893 wrb, NULL); 4894 4895 req->intr_enabled = intr_enable; 4896 4897 status = be_mbox_notify_wait(adapter); 4898 4899 mutex_unlock(&adapter->mbox_lock); 4900 return status; 4901 } 4902 4903 /* Uses MBOX */ 4904 int be_cmd_get_active_profile(struct be_adapter *adapter, u16 *profile_id) 4905 { 4906 struct be_cmd_req_get_active_profile *req; 4907 struct be_mcc_wrb *wrb; 4908 int status; 4909 4910 if (mutex_lock_interruptible(&adapter->mbox_lock)) 4911 return -1; 4912 4913 wrb = wrb_from_mbox(adapter); 4914 if (!wrb) { 4915 status = -EBUSY; 4916 goto err; 4917 } 4918 4919 req = embedded_payload(wrb); 4920 4921 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 4922 OPCODE_COMMON_GET_ACTIVE_PROFILE, sizeof(*req), 4923 wrb, NULL); 4924 4925 status = be_mbox_notify_wait(adapter); 4926 if (!status) { 4927 struct be_cmd_resp_get_active_profile *resp = 4928 embedded_payload(wrb); 4929 4930 *profile_id = le16_to_cpu(resp->active_profile_id); 4931 } 4932 4933 err: 4934 mutex_unlock(&adapter->mbox_lock); 4935 return status; 4936 } 4937 4938 static int 4939 __be_cmd_set_logical_link_config(struct be_adapter *adapter, 4940 int link_state, int version, u8 domain) 4941 { 4942 struct be_cmd_req_set_ll_link *req; 4943 struct be_mcc_wrb *wrb; 4944 u32 link_config = 0; 4945 int status; 4946 4947 mutex_lock(&adapter->mcc_lock); 4948 4949 wrb = wrb_from_mccq(adapter); 4950 if (!wrb) { 4951 status = -EBUSY; 4952 goto err; 4953 } 4954 4955 req = embedded_payload(wrb); 4956 4957 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 4958 OPCODE_COMMON_SET_LOGICAL_LINK_CONFIG, 4959 sizeof(*req), wrb, NULL); 4960 4961 req->hdr.version = version; 4962 req->hdr.domain = domain; 4963 4964 if (link_state == IFLA_VF_LINK_STATE_ENABLE || 4965 link_state == IFLA_VF_LINK_STATE_AUTO) 4966 link_config |= PLINK_ENABLE; 4967 4968 if (link_state == IFLA_VF_LINK_STATE_AUTO) 4969 link_config |= PLINK_TRACK; 4970 4971 req->link_config = cpu_to_le32(link_config); 4972 4973 status = be_mcc_notify_wait(adapter); 4974 err: 4975 mutex_unlock(&adapter->mcc_lock); 4976 return status; 4977 } 4978 4979 int be_cmd_set_logical_link_config(struct be_adapter *adapter, 4980 int link_state, u8 domain) 4981 { 4982 int status; 4983 4984 if (BE2_chip(adapter)) 4985 return -EOPNOTSUPP; 4986 4987 status = __be_cmd_set_logical_link_config(adapter, link_state, 4988 2, domain); 4989 4990 /* Version 2 of the command will not be recognized by older FW. 4991 * On such a failure issue version 1 of the command. 4992 */ 4993 if (base_status(status) == MCC_STATUS_ILLEGAL_REQUEST) 4994 status = __be_cmd_set_logical_link_config(adapter, link_state, 4995 1, domain); 4996 return status; 4997 } 4998 4999 int be_cmd_set_features(struct be_adapter *adapter) 5000 { 5001 struct be_cmd_resp_set_features *resp; 5002 struct be_cmd_req_set_features *req; 5003 struct be_mcc_wrb *wrb; 5004 int status; 5005 5006 if (mutex_lock_interruptible(&adapter->mcc_lock)) 5007 return -1; 5008 5009 wrb = wrb_from_mccq(adapter); 5010 if (!wrb) { 5011 status = -EBUSY; 5012 goto err; 5013 } 5014 5015 req = embedded_payload(wrb); 5016 5017 be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, 5018 OPCODE_COMMON_SET_FEATURES, 5019 sizeof(*req), wrb, NULL); 5020 5021 req->features = cpu_to_le32(BE_FEATURE_UE_RECOVERY); 5022 req->parameter_len = cpu_to_le32(sizeof(struct be_req_ue_recovery)); 5023 req->parameter.req.uer = cpu_to_le32(BE_UE_RECOVERY_UER_MASK); 5024 5025 status = be_mcc_notify_wait(adapter); 5026 if (status) 5027 goto err; 5028 5029 resp = embedded_payload(wrb); 5030 5031 adapter->error_recovery.ue_to_poll_time = 5032 le16_to_cpu(resp->parameter.resp.ue2rp); 5033 adapter->error_recovery.ue_to_reset_time = 5034 le16_to_cpu(resp->parameter.resp.ue2sr); 5035 adapter->error_recovery.recovery_supported = true; 5036 err: 5037 /* Checking "MCC_STATUS_INVALID_LENGTH" for SKH as FW 5038 * returns this error in older firmware versions 5039 */ 5040 if (base_status(status) == MCC_STATUS_ILLEGAL_REQUEST || 5041 base_status(status) == MCC_STATUS_INVALID_LENGTH) 5042 dev_info(&adapter->pdev->dev, 5043 "Adapter does not support HW error recovery\n"); 5044 5045 mutex_unlock(&adapter->mcc_lock); 5046 return status; 5047 } 5048 5049 int be_roce_mcc_cmd(void *netdev_handle, void *wrb_payload, 5050 int wrb_payload_size, u16 *cmd_status, u16 *ext_status) 5051 { 5052 struct be_adapter *adapter = netdev_priv(netdev_handle); 5053 struct be_mcc_wrb *wrb; 5054 struct be_cmd_req_hdr *hdr = (struct be_cmd_req_hdr *)wrb_payload; 5055 struct be_cmd_req_hdr *req; 5056 struct be_cmd_resp_hdr *resp; 5057 int status; 5058 5059 mutex_lock(&adapter->mcc_lock); 5060 5061 wrb = wrb_from_mccq(adapter); 5062 if (!wrb) { 5063 status = -EBUSY; 5064 goto err; 5065 } 5066 req = embedded_payload(wrb); 5067 resp = embedded_payload(wrb); 5068 5069 be_wrb_cmd_hdr_prepare(req, hdr->subsystem, 5070 hdr->opcode, wrb_payload_size, wrb, NULL); 5071 memcpy(req, wrb_payload, wrb_payload_size); 5072 be_dws_cpu_to_le(req, wrb_payload_size); 5073 5074 status = be_mcc_notify_wait(adapter); 5075 if (cmd_status) 5076 *cmd_status = (status & 0xffff); 5077 if (ext_status) 5078 *ext_status = 0; 5079 memcpy(wrb_payload, resp, sizeof(*resp) + resp->response_length); 5080 be_dws_le_to_cpu(wrb_payload, sizeof(*resp) + resp->response_length); 5081 err: 5082 mutex_unlock(&adapter->mcc_lock); 5083 return status; 5084 } 5085 EXPORT_SYMBOL(be_roce_mcc_cmd); 5086