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1/*******************************************************************2 * This file is part of the Emulex Linux Device Driver for *3 * Fibre Channel Host Bus Adapters. *4 * Copyright (C) 2017-2024 Broadcom. All Rights Reserved. The term *5 * “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. *6 * Copyright (C) 2004-2016 Emulex. All rights reserved. *7 * EMULEX and SLI are trademarks of Emulex. *8 * www.broadcom.com *9 * Portions Copyright (C) 2004-2005 Christoph Hellwig *10 * *11 * This program is free software; you can redistribute it and/or *12 * modify it under the terms of version 2 of the GNU General *13 * Public License as published by the Free Software Foundation. *14 * This program is distributed in the hope that it will be useful. *15 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND *16 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, *17 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE *18 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *19 * TO BE LEGALLY INVALID. See the GNU General Public License for *20 * more details, a copy of which can be found in the file COPYING *21 * included with this package. *22 *******************************************************************/23 24#include <linux/blkdev.h>25#include <linux/pci.h>26#include <linux/slab.h>27#include <linux/interrupt.h>28 29#include <scsi/scsi_device.h>30#include <scsi/scsi_transport_fc.h>31#include <scsi/scsi.h>32#include <scsi/fc/fc_fs.h>33 34#include "lpfc_hw4.h"35#include "lpfc_hw.h"36#include "lpfc_sli.h"37#include "lpfc_sli4.h"38#include "lpfc_nl.h"39#include "lpfc_disc.h"40#include "lpfc_scsi.h"41#include "lpfc.h"42#include "lpfc_logmsg.h"43#include "lpfc_crtn.h"44#include "lpfc_compat.h"45 46/**47 * lpfc_mbox_rsrc_prep - Prepare a mailbox with DMA buffer memory.48 * @phba: pointer to lpfc hba data structure.49 * @mbox: pointer to the driver internal queue element for mailbox command.50 *51 * A mailbox command consists of the pool memory for the command, @mbox, and52 * one or more DMA buffers for the data transfer. This routine provides53 * a standard framework for allocating the dma buffer and assigning to the54 * @mbox. Callers should cleanup the mbox with a call to55 * lpfc_mbox_rsrc_cleanup.56 *57 * The lpfc_mbuf_alloc routine acquires the hbalock so the caller is58 * responsible to ensure the hbalock is released. Also note that the59 * driver design is a single dmabuf/mbuf per mbox in the ctx_buf.60 *61 **/62int63lpfc_mbox_rsrc_prep(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbox)64{65 struct lpfc_dmabuf *mp;66 67 mp = kmalloc(sizeof(*mp), GFP_KERNEL);68 if (!mp)69 return -ENOMEM;70 71 mp->virt = lpfc_mbuf_alloc(phba, 0, &mp->phys);72 if (!mp->virt) {73 kfree(mp);74 return -ENOMEM;75 }76 77 memset(mp->virt, 0, LPFC_BPL_SIZE);78 79 /* Initialization only. Driver does not use a list of dmabufs. */80 INIT_LIST_HEAD(&mp->list);81 mbox->ctx_buf = mp;82 return 0;83}84 85/**86 * lpfc_mbox_rsrc_cleanup - Free the mailbox DMA buffer and virtual memory.87 * @phba: pointer to lpfc hba data structure.88 * @mbox: pointer to the driver internal queue element for mailbox command.89 * @locked: value that indicates if the hbalock is held (1) or not (0).90 *91 * A mailbox command consists of the pool memory for the command, @mbox, and92 * possibly a DMA buffer for the data transfer. This routine provides93 * a standard framework for releasing any dma buffers and freeing all94 * memory resources in it as well as releasing the @mbox back to the @phba pool.95 * Callers should use this routine for cleanup for all mailboxes prepped with96 * lpfc_mbox_rsrc_prep.97 *98 **/99void100lpfc_mbox_rsrc_cleanup(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbox,101 enum lpfc_mbox_ctx locked)102{103 struct lpfc_dmabuf *mp;104 105 mp = mbox->ctx_buf;106 mbox->ctx_buf = NULL;107 108 /* Release the generic BPL buffer memory. */109 if (mp) {110 if (locked == MBOX_THD_LOCKED)111 __lpfc_mbuf_free(phba, mp->virt, mp->phys);112 else113 lpfc_mbuf_free(phba, mp->virt, mp->phys);114 kfree(mp);115 }116 117 mempool_free(mbox, phba->mbox_mem_pool);118}119 120/**121 * lpfc_dump_static_vport - Dump HBA's static vport information.122 * @phba: pointer to lpfc hba data structure.123 * @pmb: pointer to the driver internal queue element for mailbox command.124 * @offset: offset for dumping vport info.125 *126 * The dump mailbox command provides a method for the device driver to obtain127 * various types of information from the HBA device.128 *129 * This routine prepares the mailbox command for dumping list of static130 * vports to be created.131 **/132int133lpfc_dump_static_vport(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb,134 uint16_t offset)135{136 MAILBOX_t *mb;137 struct lpfc_dmabuf *mp;138 int rc;139 140 mb = &pmb->u.mb;141 142 /* Setup to dump vport info region */143 memset(pmb, 0, sizeof(LPFC_MBOXQ_t));144 mb->mbxCommand = MBX_DUMP_MEMORY;145 mb->un.varDmp.type = DMP_NV_PARAMS;146 mb->un.varDmp.entry_index = offset;147 mb->un.varDmp.region_id = DMP_REGION_VPORT;148 mb->mbxOwner = OWN_HOST;149 150 /* For SLI3 HBAs data is embedded in mailbox */151 if (phba->sli_rev != LPFC_SLI_REV4) {152 mb->un.varDmp.cv = 1;153 mb->un.varDmp.word_cnt = DMP_RSP_SIZE/sizeof(uint32_t);154 return 0;155 }156 157 rc = lpfc_mbox_rsrc_prep(phba, pmb);158 if (rc) {159 lpfc_printf_log(phba, KERN_ERR, LOG_MBOX,160 "2605 %s: memory allocation failed\n",161 __func__);162 return 1;163 }164 165 mp = pmb->ctx_buf;166 mb->un.varWords[3] = putPaddrLow(mp->phys);167 mb->un.varWords[4] = putPaddrHigh(mp->phys);168 mb->un.varDmp.sli4_length = sizeof(struct static_vport_info);169 170 return 0;171}172 173/**174 * lpfc_down_link - Bring down HBAs link.175 * @phba: pointer to lpfc hba data structure.176 * @pmb: pointer to the driver internal queue element for mailbox command.177 *178 * This routine prepares a mailbox command to bring down HBA link.179 **/180void181lpfc_down_link(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)182{183 MAILBOX_t *mb;184 memset(pmb, 0, sizeof(LPFC_MBOXQ_t));185 mb = &pmb->u.mb;186 mb->mbxCommand = MBX_DOWN_LINK;187 mb->mbxOwner = OWN_HOST;188}189 190/**191 * lpfc_dump_mem - Prepare a mailbox command for reading a region.192 * @phba: pointer to lpfc hba data structure.193 * @pmb: pointer to the driver internal queue element for mailbox command.194 * @offset: offset into the region.195 * @region_id: config region id.196 *197 * The dump mailbox command provides a method for the device driver to obtain198 * various types of information from the HBA device.199 *200 * This routine prepares the mailbox command for dumping HBA's config region.201 **/202void203lpfc_dump_mem(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb, uint16_t offset,204 uint16_t region_id)205{206 MAILBOX_t *mb;207 208 mb = &pmb->u.mb;209 210 /* Setup to dump VPD region */211 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));212 mb->mbxCommand = MBX_DUMP_MEMORY;213 mb->un.varDmp.cv = 1;214 mb->un.varDmp.type = DMP_NV_PARAMS;215 mb->un.varDmp.entry_index = offset;216 mb->un.varDmp.region_id = region_id;217 mb->un.varDmp.word_cnt = (DMP_RSP_SIZE / sizeof (uint32_t));218 mb->un.varDmp.co = 0;219 mb->un.varDmp.resp_offset = 0;220 mb->mbxOwner = OWN_HOST;221 return;222}223 224/**225 * lpfc_dump_wakeup_param - Prepare mailbox command for retrieving wakeup params226 * @phba: pointer to lpfc hba data structure.227 * @pmb: pointer to the driver internal queue element for mailbox command.228 *229 * This function create a dump memory mailbox command to dump wake up230 * parameters.231 */232void233lpfc_dump_wakeup_param(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)234{235 MAILBOX_t *mb;236 237 mb = &pmb->u.mb;238 239 /* Setup to dump VPD region */240 memset(pmb, 0, sizeof(LPFC_MBOXQ_t));241 mb->mbxCommand = MBX_DUMP_MEMORY;242 mb->mbxOwner = OWN_HOST;243 mb->un.varDmp.cv = 1;244 mb->un.varDmp.type = DMP_NV_PARAMS;245 if (phba->sli_rev < LPFC_SLI_REV4)246 mb->un.varDmp.entry_index = 0;247 mb->un.varDmp.region_id = WAKE_UP_PARMS_REGION_ID;248 mb->un.varDmp.word_cnt = WAKE_UP_PARMS_WORD_SIZE;249 mb->un.varDmp.co = 0;250 mb->un.varDmp.resp_offset = 0;251 return;252}253 254/**255 * lpfc_read_nv - Prepare a mailbox command for reading HBA's NVRAM param256 * @phba: pointer to lpfc hba data structure.257 * @pmb: pointer to the driver internal queue element for mailbox command.258 *259 * The read NVRAM mailbox command returns the HBA's non-volatile parameters260 * that are used as defaults when the Fibre Channel link is brought on-line.261 *262 * This routine prepares the mailbox command for reading information stored263 * in the HBA's NVRAM. Specifically, the HBA's WWNN and WWPN.264 **/265void266lpfc_read_nv(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)267{268 MAILBOX_t *mb;269 270 mb = &pmb->u.mb;271 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));272 mb->mbxCommand = MBX_READ_NV;273 mb->mbxOwner = OWN_HOST;274 return;275}276 277/**278 * lpfc_config_async - Prepare a mailbox command for enabling HBA async event279 * @phba: pointer to lpfc hba data structure.280 * @pmb: pointer to the driver internal queue element for mailbox command.281 * @ring: ring number for the asynchronous event to be configured.282 *283 * The asynchronous event enable mailbox command is used to enable the284 * asynchronous event posting via the ASYNC_STATUS_CN IOCB response and285 * specifies the default ring to which events are posted.286 *287 * This routine prepares the mailbox command for enabling HBA asynchronous288 * event support on a IOCB ring.289 **/290void291lpfc_config_async(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb,292 uint32_t ring)293{294 MAILBOX_t *mb;295 296 mb = &pmb->u.mb;297 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));298 mb->mbxCommand = MBX_ASYNCEVT_ENABLE;299 mb->un.varCfgAsyncEvent.ring = ring;300 mb->mbxOwner = OWN_HOST;301 return;302}303 304/**305 * lpfc_heart_beat - Prepare a mailbox command for heart beat306 * @phba: pointer to lpfc hba data structure.307 * @pmb: pointer to the driver internal queue element for mailbox command.308 *309 * The heart beat mailbox command is used to detect an unresponsive HBA, which310 * is defined as any device where no error attention is sent and both mailbox311 * and rings are not processed.312 *313 * This routine prepares the mailbox command for issuing a heart beat in the314 * form of mailbox command to the HBA. The timely completion of the heart315 * beat mailbox command indicates the health of the HBA.316 **/317void318lpfc_heart_beat(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)319{320 MAILBOX_t *mb;321 322 mb = &pmb->u.mb;323 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));324 mb->mbxCommand = MBX_HEARTBEAT;325 mb->mbxOwner = OWN_HOST;326 return;327}328 329/**330 * lpfc_read_topology - Prepare a mailbox command for reading HBA topology331 * @phba: pointer to lpfc hba data structure.332 * @pmb: pointer to the driver internal queue element for mailbox command.333 * @mp: DMA buffer memory for reading the link attention information into.334 *335 * The read topology mailbox command is issued to read the link topology336 * information indicated by the HBA port when the Link Event bit of the Host337 * Attention (HSTATT) register is set to 1 (For SLI-3) or when an FC Link338 * Attention ACQE is received from the port (For SLI-4). A Link Event339 * Attention occurs based on an exception detected at the Fibre Channel link340 * interface.341 *342 * This routine prepares the mailbox command for reading HBA link topology343 * information. A DMA memory has been set aside and address passed to the344 * HBA through @mp for the HBA to DMA link attention information into the345 * memory as part of the execution of the mailbox command.346 *347 * Return codes348 * 0 - Success (currently always return 0)349 **/350int351lpfc_read_topology(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb,352 struct lpfc_dmabuf *mp)353{354 MAILBOX_t *mb;355 356 mb = &pmb->u.mb;357 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));358 359 INIT_LIST_HEAD(&mp->list);360 mb->mbxCommand = MBX_READ_TOPOLOGY;361 mb->un.varReadTop.lilpBde64.tus.f.bdeSize = LPFC_ALPA_MAP_SIZE;362 mb->un.varReadTop.lilpBde64.addrHigh = putPaddrHigh(mp->phys);363 mb->un.varReadTop.lilpBde64.addrLow = putPaddrLow(mp->phys);364 365 /* Save address for later completion and set the owner to host so that366 * the FW knows this mailbox is available for processing.367 */368 pmb->ctx_buf = mp;369 mb->mbxOwner = OWN_HOST;370 return (0);371}372 373/**374 * lpfc_clear_la - Prepare a mailbox command for clearing HBA link attention375 * @phba: pointer to lpfc hba data structure.376 * @pmb: pointer to the driver internal queue element for mailbox command.377 *378 * The clear link attention mailbox command is issued to clear the link event379 * attention condition indicated by the Link Event bit of the Host Attention380 * (HSTATT) register. The link event attention condition is cleared only if381 * the event tag specified matches that of the current link event counter.382 * The current event tag is read using the read link attention event mailbox383 * command.384 *385 * This routine prepares the mailbox command for clearing HBA link attention386 * information.387 **/388void389lpfc_clear_la(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)390{391 MAILBOX_t *mb;392 393 mb = &pmb->u.mb;394 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));395 396 mb->un.varClearLA.eventTag = phba->fc_eventTag;397 mb->mbxCommand = MBX_CLEAR_LA;398 mb->mbxOwner = OWN_HOST;399 return;400}401 402/**403 * lpfc_config_link - Prepare a mailbox command for configuring link on a HBA404 * @phba: pointer to lpfc hba data structure.405 * @pmb: pointer to the driver internal queue element for mailbox command.406 *407 * The configure link mailbox command is used before the initialize link408 * mailbox command to override default value and to configure link-oriented409 * parameters such as DID address and various timers. Typically, this410 * command would be used after an F_Port login to set the returned DID address411 * and the fabric timeout values. This command is not valid before a configure412 * port command has configured the HBA port.413 *414 * This routine prepares the mailbox command for configuring link on a HBA.415 **/416void417lpfc_config_link(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)418{419 struct lpfc_vport *vport = phba->pport;420 MAILBOX_t *mb = &pmb->u.mb;421 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));422 423 /* NEW_FEATURE424 * SLI-2, Coalescing Response Feature.425 */426 if (phba->cfg_cr_delay && (phba->sli_rev < LPFC_SLI_REV4)) {427 mb->un.varCfgLnk.cr = 1;428 mb->un.varCfgLnk.ci = 1;429 mb->un.varCfgLnk.cr_delay = phba->cfg_cr_delay;430 mb->un.varCfgLnk.cr_count = phba->cfg_cr_count;431 }432 433 mb->un.varCfgLnk.myId = vport->fc_myDID;434 mb->un.varCfgLnk.edtov = phba->fc_edtov;435 mb->un.varCfgLnk.arbtov = phba->fc_arbtov;436 mb->un.varCfgLnk.ratov = phba->fc_ratov;437 mb->un.varCfgLnk.rttov = phba->fc_rttov;438 mb->un.varCfgLnk.altov = phba->fc_altov;439 mb->un.varCfgLnk.crtov = phba->fc_crtov;440 mb->un.varCfgLnk.cscn = 0;441 if (phba->bbcredit_support && phba->cfg_enable_bbcr) {442 mb->un.varCfgLnk.cscn = 1;443 mb->un.varCfgLnk.bbscn = bf_get(lpfc_bbscn_def,444 &phba->sli4_hba.bbscn_params);445 }446 447 if (phba->cfg_ack0 && (phba->sli_rev < LPFC_SLI_REV4))448 mb->un.varCfgLnk.ack0_enable = 1;449 450 mb->mbxCommand = MBX_CONFIG_LINK;451 mb->mbxOwner = OWN_HOST;452 return;453}454 455/**456 * lpfc_config_msi - Prepare a mailbox command for configuring msi-x457 * @phba: pointer to lpfc hba data structure.458 * @pmb: pointer to the driver internal queue element for mailbox command.459 *460 * The configure MSI-X mailbox command is used to configure the HBA's SLI-3461 * MSI-X multi-message interrupt vector association to interrupt attention462 * conditions.463 *464 * Return codes465 * 0 - Success466 * -EINVAL - Failure467 **/468int469lpfc_config_msi(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)470{471 MAILBOX_t *mb = &pmb->u.mb;472 uint32_t attentionConditions[2];473 474 /* Sanity check */475 if (phba->cfg_use_msi != 2) {476 lpfc_printf_log(phba, KERN_ERR, LOG_INIT,477 "0475 Not configured for supporting MSI-X "478 "cfg_use_msi: 0x%x\n", phba->cfg_use_msi);479 return -EINVAL;480 }481 482 if (phba->sli_rev < 3) {483 lpfc_printf_log(phba, KERN_ERR, LOG_INIT,484 "0476 HBA not supporting SLI-3 or later "485 "SLI Revision: 0x%x\n", phba->sli_rev);486 return -EINVAL;487 }488 489 /* Clear mailbox command fields */490 memset(pmb, 0, sizeof(LPFC_MBOXQ_t));491 492 /*493 * SLI-3, Message Signaled Interrupt Feature.494 */495 496 /* Multi-message attention configuration */497 attentionConditions[0] = (HA_R0ATT | HA_R1ATT | HA_R2ATT | HA_ERATT |498 HA_LATT | HA_MBATT);499 attentionConditions[1] = 0;500 501 mb->un.varCfgMSI.attentionConditions[0] = attentionConditions[0];502 mb->un.varCfgMSI.attentionConditions[1] = attentionConditions[1];503 504 /*505 * Set up message number to HA bit association506 */507#ifdef __BIG_ENDIAN_BITFIELD508 /* RA0 (FCP Ring) */509 mb->un.varCfgMSI.messageNumberByHA[HA_R0_POS] = 1;510 /* RA1 (Other Protocol Extra Ring) */511 mb->un.varCfgMSI.messageNumberByHA[HA_R1_POS] = 1;512#else /* __LITTLE_ENDIAN_BITFIELD */513 /* RA0 (FCP Ring) */514 mb->un.varCfgMSI.messageNumberByHA[HA_R0_POS^3] = 1;515 /* RA1 (Other Protocol Extra Ring) */516 mb->un.varCfgMSI.messageNumberByHA[HA_R1_POS^3] = 1;517#endif518 /* Multi-message interrupt autoclear configuration*/519 mb->un.varCfgMSI.autoClearHA[0] = attentionConditions[0];520 mb->un.varCfgMSI.autoClearHA[1] = attentionConditions[1];521 522 /* For now, HBA autoclear does not work reliably, disable it */523 mb->un.varCfgMSI.autoClearHA[0] = 0;524 mb->un.varCfgMSI.autoClearHA[1] = 0;525 526 /* Set command and owner bit */527 mb->mbxCommand = MBX_CONFIG_MSI;528 mb->mbxOwner = OWN_HOST;529 530 return 0;531}532 533/**534 * lpfc_init_link - Prepare a mailbox command for initialize link on a HBA535 * @phba: pointer to lpfc hba data structure.536 * @pmb: pointer to the driver internal queue element for mailbox command.537 * @topology: the link topology for the link to be initialized to.538 * @linkspeed: the link speed for the link to be initialized to.539 *540 * The initialize link mailbox command is used to initialize the Fibre541 * Channel link. This command must follow a configure port command that542 * establishes the mode of operation.543 *544 * This routine prepares the mailbox command for initializing link on a HBA545 * with the specified link topology and speed.546 **/547void548lpfc_init_link(struct lpfc_hba * phba,549 LPFC_MBOXQ_t * pmb, uint32_t topology, uint32_t linkspeed)550{551 lpfc_vpd_t *vpd;552 MAILBOX_t *mb;553 554 mb = &pmb->u.mb;555 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));556 557 switch (topology) {558 case FLAGS_TOPOLOGY_MODE_LOOP_PT:559 mb->un.varInitLnk.link_flags = FLAGS_TOPOLOGY_MODE_LOOP;560 mb->un.varInitLnk.link_flags |= FLAGS_TOPOLOGY_FAILOVER;561 break;562 case FLAGS_TOPOLOGY_MODE_PT_PT:563 mb->un.varInitLnk.link_flags = FLAGS_TOPOLOGY_MODE_PT_PT;564 break;565 case FLAGS_TOPOLOGY_MODE_LOOP:566 mb->un.varInitLnk.link_flags = FLAGS_TOPOLOGY_MODE_LOOP;567 break;568 case FLAGS_TOPOLOGY_MODE_PT_LOOP:569 mb->un.varInitLnk.link_flags = FLAGS_TOPOLOGY_MODE_PT_PT;570 mb->un.varInitLnk.link_flags |= FLAGS_TOPOLOGY_FAILOVER;571 break;572 case FLAGS_LOCAL_LB:573 mb->un.varInitLnk.link_flags = FLAGS_LOCAL_LB;574 break;575 }576 577 /* Topology handling for ASIC_GEN_NUM 0xC and later */578 if ((phba->sli4_hba.pc_sli4_params.sli_family == LPFC_SLI_INTF_FAMILY_G6 ||579 phba->sli4_hba.pc_sli4_params.if_type == LPFC_SLI_INTF_IF_TYPE_6) &&580 !(phba->sli4_hba.pc_sli4_params.pls) &&581 mb->un.varInitLnk.link_flags & FLAGS_TOPOLOGY_MODE_LOOP) {582 mb->un.varInitLnk.link_flags = FLAGS_TOPOLOGY_MODE_PT_PT;583 phba->cfg_topology = FLAGS_TOPOLOGY_MODE_PT_PT;584 }585 586 /* Enable asynchronous ABTS responses from firmware */587 if (phba->sli_rev == LPFC_SLI_REV3 && !phba->cfg_fcp_wait_abts_rsp)588 mb->un.varInitLnk.link_flags |= FLAGS_IMED_ABORT;589 590 /* NEW_FEATURE591 * Setting up the link speed592 */593 vpd = &phba->vpd;594 if (vpd->rev.feaLevelHigh >= 0x02){595 switch(linkspeed){596 case LPFC_USER_LINK_SPEED_1G:597 mb->un.varInitLnk.link_flags |= FLAGS_LINK_SPEED;598 mb->un.varInitLnk.link_speed = LINK_SPEED_1G;599 break;600 case LPFC_USER_LINK_SPEED_2G:601 mb->un.varInitLnk.link_flags |= FLAGS_LINK_SPEED;602 mb->un.varInitLnk.link_speed = LINK_SPEED_2G;603 break;604 case LPFC_USER_LINK_SPEED_4G:605 mb->un.varInitLnk.link_flags |= FLAGS_LINK_SPEED;606 mb->un.varInitLnk.link_speed = LINK_SPEED_4G;607 break;608 case LPFC_USER_LINK_SPEED_8G:609 mb->un.varInitLnk.link_flags |= FLAGS_LINK_SPEED;610 mb->un.varInitLnk.link_speed = LINK_SPEED_8G;611 break;612 case LPFC_USER_LINK_SPEED_10G:613 mb->un.varInitLnk.link_flags |= FLAGS_LINK_SPEED;614 mb->un.varInitLnk.link_speed = LINK_SPEED_10G;615 break;616 case LPFC_USER_LINK_SPEED_16G:617 mb->un.varInitLnk.link_flags |= FLAGS_LINK_SPEED;618 mb->un.varInitLnk.link_speed = LINK_SPEED_16G;619 break;620 case LPFC_USER_LINK_SPEED_32G:621 mb->un.varInitLnk.link_flags |= FLAGS_LINK_SPEED;622 mb->un.varInitLnk.link_speed = LINK_SPEED_32G;623 break;624 case LPFC_USER_LINK_SPEED_64G:625 mb->un.varInitLnk.link_flags |= FLAGS_LINK_SPEED;626 mb->un.varInitLnk.link_speed = LINK_SPEED_64G;627 break;628 case LPFC_USER_LINK_SPEED_AUTO:629 default:630 mb->un.varInitLnk.link_speed = LINK_SPEED_AUTO;631 break;632 }633 634 }635 else636 mb->un.varInitLnk.link_speed = LINK_SPEED_AUTO;637 638 mb->mbxCommand = (volatile uint8_t)MBX_INIT_LINK;639 mb->mbxOwner = OWN_HOST;640 mb->un.varInitLnk.fabric_AL_PA = phba->fc_pref_ALPA;641 return;642}643 644/**645 * lpfc_read_sparam - Prepare a mailbox command for reading HBA parameters646 * @phba: pointer to lpfc hba data structure.647 * @pmb: pointer to the driver internal queue element for mailbox command.648 * @vpi: virtual N_Port identifier.649 *650 * The read service parameter mailbox command is used to read the HBA port651 * service parameters. The service parameters are read into the buffer652 * specified directly by a BDE in the mailbox command. These service653 * parameters may then be used to build the payload of an N_Port/F_POrt654 * login request and reply (LOGI/ACC).655 *656 * This routine prepares the mailbox command for reading HBA port service657 * parameters. The DMA memory is allocated in this function and the addresses658 * are populated into the mailbox command for the HBA to DMA the service659 * parameters into.660 *661 * Return codes662 * 0 - Success663 * 1 - DMA memory allocation failed664 **/665int666lpfc_read_sparam(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb, int vpi)667{668 struct lpfc_dmabuf *mp;669 MAILBOX_t *mb;670 int rc;671 672 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));673 674 /* Get a buffer to hold the HBAs Service Parameters */675 rc = lpfc_mbox_rsrc_prep(phba, pmb);676 if (rc) {677 lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX,678 "0301 READ_SPARAM: no buffers\n");679 return 1;680 }681 682 mp = pmb->ctx_buf;683 mb = &pmb->u.mb;684 mb->mbxOwner = OWN_HOST;685 mb->mbxCommand = MBX_READ_SPARM64;686 mb->un.varRdSparm.un.sp64.tus.f.bdeSize = sizeof (struct serv_parm);687 mb->un.varRdSparm.un.sp64.addrHigh = putPaddrHigh(mp->phys);688 mb->un.varRdSparm.un.sp64.addrLow = putPaddrLow(mp->phys);689 if (phba->sli_rev >= LPFC_SLI_REV3)690 mb->un.varRdSparm.vpi = phba->vpi_ids[vpi];691 692 return (0);693}694 695/**696 * lpfc_unreg_did - Prepare a mailbox command for unregistering DID697 * @phba: pointer to lpfc hba data structure.698 * @vpi: virtual N_Port identifier.699 * @did: remote port identifier.700 * @pmb: pointer to the driver internal queue element for mailbox command.701 *702 * The unregister DID mailbox command is used to unregister an N_Port/F_Port703 * login for an unknown RPI by specifying the DID of a remote port. This704 * command frees an RPI context in the HBA port. This has the effect of705 * performing an implicit N_Port/F_Port logout.706 *707 * This routine prepares the mailbox command for unregistering a remote708 * N_Port/F_Port (DID) login.709 **/710void711lpfc_unreg_did(struct lpfc_hba * phba, uint16_t vpi, uint32_t did,712 LPFC_MBOXQ_t * pmb)713{714 MAILBOX_t *mb;715 716 mb = &pmb->u.mb;717 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));718 719 mb->un.varUnregDID.did = did;720 mb->un.varUnregDID.vpi = vpi;721 if ((vpi != 0xffff) &&722 (phba->sli_rev == LPFC_SLI_REV4))723 mb->un.varUnregDID.vpi = phba->vpi_ids[vpi];724 725 mb->mbxCommand = MBX_UNREG_D_ID;726 mb->mbxOwner = OWN_HOST;727 return;728}729 730/**731 * lpfc_read_config - Prepare a mailbox command for reading HBA configuration732 * @phba: pointer to lpfc hba data structure.733 * @pmb: pointer to the driver internal queue element for mailbox command.734 *735 * The read configuration mailbox command is used to read the HBA port736 * configuration parameters. This mailbox command provides a method for737 * seeing any parameters that may have changed via various configuration738 * mailbox commands.739 *740 * This routine prepares the mailbox command for reading out HBA configuration741 * parameters.742 **/743void744lpfc_read_config(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)745{746 MAILBOX_t *mb;747 748 mb = &pmb->u.mb;749 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));750 751 mb->mbxCommand = MBX_READ_CONFIG;752 mb->mbxOwner = OWN_HOST;753 return;754}755 756/**757 * lpfc_read_lnk_stat - Prepare a mailbox command for reading HBA link stats758 * @phba: pointer to lpfc hba data structure.759 * @pmb: pointer to the driver internal queue element for mailbox command.760 *761 * The read link status mailbox command is used to read the link status from762 * the HBA. Link status includes all link-related error counters. These763 * counters are maintained by the HBA and originated in the link hardware764 * unit. Note that all of these counters wrap.765 *766 * This routine prepares the mailbox command for reading out HBA link status.767 **/768void769lpfc_read_lnk_stat(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)770{771 MAILBOX_t *mb;772 773 mb = &pmb->u.mb;774 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));775 776 mb->mbxCommand = MBX_READ_LNK_STAT;777 mb->mbxOwner = OWN_HOST;778 return;779}780 781/**782 * lpfc_reg_rpi - Prepare a mailbox command for registering remote login783 * @phba: pointer to lpfc hba data structure.784 * @vpi: virtual N_Port identifier.785 * @did: remote port identifier.786 * @param: pointer to memory holding the server parameters.787 * @pmb: pointer to the driver internal queue element for mailbox command.788 * @rpi: the rpi to use in the registration (usually only used for SLI4.789 *790 * The registration login mailbox command is used to register an N_Port or791 * F_Port login. This registration allows the HBA to cache the remote N_Port792 * service parameters internally and thereby make the appropriate FC-2793 * decisions. The remote port service parameters are handed off by the driver794 * to the HBA using a descriptor entry that directly identifies a buffer in795 * host memory. In exchange, the HBA returns an RPI identifier.796 *797 * This routine prepares the mailbox command for registering remote port login.798 * The function allocates DMA buffer for passing the service parameters to the799 * HBA with the mailbox command.800 *801 * Return codes802 * 0 - Success803 * 1 - DMA memory allocation failed804 **/805int806lpfc_reg_rpi(struct lpfc_hba *phba, uint16_t vpi, uint32_t did,807 uint8_t *param, LPFC_MBOXQ_t *pmb, uint16_t rpi)808{809 MAILBOX_t *mb = &pmb->u.mb;810 uint8_t *sparam;811 struct lpfc_dmabuf *mp;812 int rc;813 814 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));815 816 mb->un.varRegLogin.rpi = 0;817 if (phba->sli_rev == LPFC_SLI_REV4)818 mb->un.varRegLogin.rpi = phba->sli4_hba.rpi_ids[rpi];819 if (phba->sli_rev >= LPFC_SLI_REV3)820 mb->un.varRegLogin.vpi = phba->vpi_ids[vpi];821 mb->un.varRegLogin.did = did;822 mb->mbxOwner = OWN_HOST;823 824 /* Get a buffer to hold NPorts Service Parameters */825 rc = lpfc_mbox_rsrc_prep(phba, pmb);826 if (rc) {827 mb->mbxCommand = MBX_REG_LOGIN64;828 /* REG_LOGIN: no buffers */829 lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX,830 "0302 REG_LOGIN: no buffers, VPI:%d DID:x%x, "831 "rpi x%x\n", vpi, did, rpi);832 return 1;833 }834 835 /* Copy param's into a new buffer */836 mp = pmb->ctx_buf;837 sparam = mp->virt;838 memcpy(sparam, param, sizeof (struct serv_parm));839 840 /* Finish initializing the mailbox. */841 mb->mbxCommand = MBX_REG_LOGIN64;842 mb->un.varRegLogin.un.sp64.tus.f.bdeSize = sizeof (struct serv_parm);843 mb->un.varRegLogin.un.sp64.addrHigh = putPaddrHigh(mp->phys);844 mb->un.varRegLogin.un.sp64.addrLow = putPaddrLow(mp->phys);845 846 return 0;847}848 849/**850 * lpfc_unreg_login - Prepare a mailbox command for unregistering remote login851 * @phba: pointer to lpfc hba data structure.852 * @vpi: virtual N_Port identifier.853 * @rpi: remote port identifier854 * @pmb: pointer to the driver internal queue element for mailbox command.855 *856 * The unregistration login mailbox command is used to unregister an N_Port857 * or F_Port login. This command frees an RPI context in the HBA. It has the858 * effect of performing an implicit N_Port/F_Port logout.859 *860 * This routine prepares the mailbox command for unregistering remote port861 * login.862 *863 * For SLI4 ports, the rpi passed to this function must be the physical864 * rpi value, not the logical index.865 **/866void867lpfc_unreg_login(struct lpfc_hba *phba, uint16_t vpi, uint32_t rpi,868 LPFC_MBOXQ_t * pmb)869{870 MAILBOX_t *mb;871 872 mb = &pmb->u.mb;873 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));874 875 mb->un.varUnregLogin.rpi = rpi;876 mb->un.varUnregLogin.rsvd1 = 0;877 if (phba->sli_rev >= LPFC_SLI_REV3)878 mb->un.varUnregLogin.vpi = phba->vpi_ids[vpi];879 880 mb->mbxCommand = MBX_UNREG_LOGIN;881 mb->mbxOwner = OWN_HOST;882 883 return;884}885 886/**887 * lpfc_sli4_unreg_all_rpis - unregister all RPIs for a vport on SLI4 HBA.888 * @vport: pointer to a vport object.889 *890 * This routine sends mailbox command to unregister all active RPIs for891 * a vport.892 **/893void894lpfc_sli4_unreg_all_rpis(struct lpfc_vport *vport)895{896 struct lpfc_hba *phba = vport->phba;897 LPFC_MBOXQ_t *mbox;898 int rc;899 900 mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);901 if (mbox) {902 /*903 * For SLI4 functions, the rpi field is overloaded for904 * the vport context unreg all. This routine passes905 * 0 for the rpi field in lpfc_unreg_login for compatibility906 * with SLI3 and then overrides the rpi field with the907 * expected value for SLI4.908 */909 lpfc_unreg_login(phba, vport->vpi, phba->vpi_ids[vport->vpi],910 mbox);911 mbox->u.mb.un.varUnregLogin.rsvd1 = 0x4000;912 mbox->vport = vport;913 mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl;914 mbox->ctx_ndlp = NULL;915 rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);916 if (rc == MBX_NOT_FINISHED)917 mempool_free(mbox, phba->mbox_mem_pool);918 }919}920 921/**922 * lpfc_reg_vpi - Prepare a mailbox command for registering vport identifier923 * @vport: pointer to a vport object.924 * @pmb: pointer to the driver internal queue element for mailbox command.925 *926 * The registration vport identifier mailbox command is used to activate a927 * virtual N_Port after it has acquired an N_Port_ID. The HBA validates the928 * N_Port_ID against the information in the selected virtual N_Port context929 * block and marks it active to allow normal processing of IOCB commands and930 * received unsolicited exchanges.931 *932 * This routine prepares the mailbox command for registering a virtual N_Port.933 **/934void935lpfc_reg_vpi(struct lpfc_vport *vport, LPFC_MBOXQ_t *pmb)936{937 MAILBOX_t *mb = &pmb->u.mb;938 struct lpfc_hba *phba = vport->phba;939 940 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));941 /*942 * Set the re-reg VPI bit for f/w to update the MAC address.943 */944 if ((phba->sli_rev == LPFC_SLI_REV4) &&945 !test_bit(FC_VPORT_NEEDS_REG_VPI, &vport->fc_flag))946 mb->un.varRegVpi.upd = 1;947 948 mb->un.varRegVpi.vpi = phba->vpi_ids[vport->vpi];949 mb->un.varRegVpi.sid = vport->fc_myDID;950 if (phba->sli_rev == LPFC_SLI_REV4)951 mb->un.varRegVpi.vfi = phba->sli4_hba.vfi_ids[vport->vfi];952 else953 mb->un.varRegVpi.vfi = vport->vfi + vport->phba->vfi_base;954 memcpy(mb->un.varRegVpi.wwn, &vport->fc_portname,955 sizeof(struct lpfc_name));956 mb->un.varRegVpi.wwn[0] = cpu_to_le32(mb->un.varRegVpi.wwn[0]);957 mb->un.varRegVpi.wwn[1] = cpu_to_le32(mb->un.varRegVpi.wwn[1]);958 959 mb->mbxCommand = MBX_REG_VPI;960 mb->mbxOwner = OWN_HOST;961 return;962 963}964 965/**966 * lpfc_unreg_vpi - Prepare a mailbox command for unregistering vport id967 * @phba: pointer to lpfc hba data structure.968 * @vpi: virtual N_Port identifier.969 * @pmb: pointer to the driver internal queue element for mailbox command.970 *971 * The unregistration vport identifier mailbox command is used to inactivate972 * a virtual N_Port. The driver must have logged out and unregistered all973 * remote N_Ports to abort any activity on the virtual N_Port. The HBA will974 * unregisters any default RPIs associated with the specified vpi, aborting975 * any active exchanges. The HBA will post the mailbox response after making976 * the virtual N_Port inactive.977 *978 * This routine prepares the mailbox command for unregistering a virtual979 * N_Port.980 **/981void982lpfc_unreg_vpi(struct lpfc_hba *phba, uint16_t vpi, LPFC_MBOXQ_t *pmb)983{984 MAILBOX_t *mb = &pmb->u.mb;985 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));986 987 if (phba->sli_rev == LPFC_SLI_REV3)988 mb->un.varUnregVpi.vpi = phba->vpi_ids[vpi];989 else if (phba->sli_rev >= LPFC_SLI_REV4)990 mb->un.varUnregVpi.sli4_vpi = phba->vpi_ids[vpi];991 992 mb->mbxCommand = MBX_UNREG_VPI;993 mb->mbxOwner = OWN_HOST;994 return;995 996}997 998/**999 * lpfc_config_pcb_setup - Set up IOCB rings in the Port Control Block (PCB)1000 * @phba: pointer to lpfc hba data structure.1001 *1002 * This routine sets up and initializes the IOCB rings in the Port Control1003 * Block (PCB).1004 **/1005static void1006lpfc_config_pcb_setup(struct lpfc_hba * phba)1007{1008 struct lpfc_sli *psli = &phba->sli;1009 struct lpfc_sli_ring *pring;1010 PCB_t *pcbp = phba->pcb;1011 dma_addr_t pdma_addr;1012 uint32_t offset;1013 uint32_t iocbCnt = 0;1014 int i;1015 1016 pcbp->maxRing = (psli->num_rings - 1);1017 1018 for (i = 0; i < psli->num_rings; i++) {1019 pring = &psli->sli3_ring[i];1020 1021 pring->sli.sli3.sizeCiocb =1022 phba->sli_rev == 3 ? SLI3_IOCB_CMD_SIZE :1023 SLI2_IOCB_CMD_SIZE;1024 pring->sli.sli3.sizeRiocb =1025 phba->sli_rev == 3 ? SLI3_IOCB_RSP_SIZE :1026 SLI2_IOCB_RSP_SIZE;1027 /* A ring MUST have both cmd and rsp entries defined to be1028 valid */1029 if ((pring->sli.sli3.numCiocb == 0) ||1030 (pring->sli.sli3.numRiocb == 0)) {1031 pcbp->rdsc[i].cmdEntries = 0;1032 pcbp->rdsc[i].rspEntries = 0;1033 pcbp->rdsc[i].cmdAddrHigh = 0;1034 pcbp->rdsc[i].rspAddrHigh = 0;1035 pcbp->rdsc[i].cmdAddrLow = 0;1036 pcbp->rdsc[i].rspAddrLow = 0;1037 pring->sli.sli3.cmdringaddr = NULL;1038 pring->sli.sli3.rspringaddr = NULL;1039 continue;1040 }1041 /* Command ring setup for ring */1042 pring->sli.sli3.cmdringaddr = (void *)&phba->IOCBs[iocbCnt];1043 pcbp->rdsc[i].cmdEntries = pring->sli.sli3.numCiocb;1044 1045 offset = (uint8_t *) &phba->IOCBs[iocbCnt] -1046 (uint8_t *) phba->slim2p.virt;1047 pdma_addr = phba->slim2p.phys + offset;1048 pcbp->rdsc[i].cmdAddrHigh = putPaddrHigh(pdma_addr);1049 pcbp->rdsc[i].cmdAddrLow = putPaddrLow(pdma_addr);1050 iocbCnt += pring->sli.sli3.numCiocb;1051 1052 /* Response ring setup for ring */1053 pring->sli.sli3.rspringaddr = (void *) &phba->IOCBs[iocbCnt];1054 1055 pcbp->rdsc[i].rspEntries = pring->sli.sli3.numRiocb;1056 offset = (uint8_t *)&phba->IOCBs[iocbCnt] -1057 (uint8_t *)phba->slim2p.virt;1058 pdma_addr = phba->slim2p.phys + offset;1059 pcbp->rdsc[i].rspAddrHigh = putPaddrHigh(pdma_addr);1060 pcbp->rdsc[i].rspAddrLow = putPaddrLow(pdma_addr);1061 iocbCnt += pring->sli.sli3.numRiocb;1062 }1063}1064 1065/**1066 * lpfc_read_rev - Prepare a mailbox command for reading HBA revision1067 * @phba: pointer to lpfc hba data structure.1068 * @pmb: pointer to the driver internal queue element for mailbox command.1069 *1070 * The read revision mailbox command is used to read the revision levels of1071 * the HBA components. These components include hardware units, resident1072 * firmware, and available firmware. HBAs that supports SLI-3 mode of1073 * operation provide different response information depending on the version1074 * requested by the driver.1075 *1076 * This routine prepares the mailbox command for reading HBA revision1077 * information.1078 **/1079void1080lpfc_read_rev(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)1081{1082 MAILBOX_t *mb = &pmb->u.mb;1083 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));1084 mb->un.varRdRev.cv = 1;1085 mb->un.varRdRev.v3req = 1; /* Request SLI3 info */1086 mb->mbxCommand = MBX_READ_REV;1087 mb->mbxOwner = OWN_HOST;1088 return;1089}1090 1091void1092lpfc_sli4_swap_str(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)1093{1094 MAILBOX_t *mb = &pmb->u.mb;1095 struct lpfc_mqe *mqe;1096 1097 switch (mb->mbxCommand) {1098 case MBX_READ_REV:1099 mqe = &pmb->u.mqe;1100 lpfc_sli_pcimem_bcopy(mqe->un.read_rev.fw_name,1101 mqe->un.read_rev.fw_name, 16);1102 lpfc_sli_pcimem_bcopy(mqe->un.read_rev.ulp_fw_name,1103 mqe->un.read_rev.ulp_fw_name, 16);1104 break;1105 default:1106 break;1107 }1108 return;1109}1110 1111/**1112 * lpfc_build_hbq_profile2 - Set up the HBQ Selection Profile 21113 * @hbqmb: pointer to the HBQ configuration data structure in mailbox command.1114 * @hbq_desc: pointer to the HBQ selection profile descriptor.1115 *1116 * The Host Buffer Queue (HBQ) Selection Profile 2 specifies that the HBA1117 * tests the incoming frames' R_CTL/TYPE fields with works 10:15 and performs1118 * the Sequence Length Test using the fields in the Selection Profile 21119 * extension in words 20:31.1120 **/1121static void1122lpfc_build_hbq_profile2(struct config_hbq_var *hbqmb,1123 struct lpfc_hbq_init *hbq_desc)1124{1125 hbqmb->profiles.profile2.seqlenbcnt = hbq_desc->seqlenbcnt;1126 hbqmb->profiles.profile2.maxlen = hbq_desc->maxlen;1127 hbqmb->profiles.profile2.seqlenoff = hbq_desc->seqlenoff;1128}1129 1130/**1131 * lpfc_build_hbq_profile3 - Set up the HBQ Selection Profile 31132 * @hbqmb: pointer to the HBQ configuration data structure in mailbox command.1133 * @hbq_desc: pointer to the HBQ selection profile descriptor.1134 *1135 * The Host Buffer Queue (HBQ) Selection Profile 3 specifies that the HBA1136 * tests the incoming frame's R_CTL/TYPE fields with words 10:15 and performs1137 * the Sequence Length Test and Byte Field Test using the fields in the1138 * Selection Profile 3 extension in words 20:31.1139 **/1140static void1141lpfc_build_hbq_profile3(struct config_hbq_var *hbqmb,1142 struct lpfc_hbq_init *hbq_desc)1143{1144 hbqmb->profiles.profile3.seqlenbcnt = hbq_desc->seqlenbcnt;1145 hbqmb->profiles.profile3.maxlen = hbq_desc->maxlen;1146 hbqmb->profiles.profile3.cmdcodeoff = hbq_desc->cmdcodeoff;1147 hbqmb->profiles.profile3.seqlenoff = hbq_desc->seqlenoff;1148 memcpy(&hbqmb->profiles.profile3.cmdmatch, hbq_desc->cmdmatch,1149 sizeof(hbqmb->profiles.profile3.cmdmatch));1150}1151 1152/**1153 * lpfc_build_hbq_profile5 - Set up the HBQ Selection Profile 51154 * @hbqmb: pointer to the HBQ configuration data structure in mailbox command.1155 * @hbq_desc: pointer to the HBQ selection profile descriptor.1156 *1157 * The Host Buffer Queue (HBQ) Selection Profile 5 specifies a header HBQ. The1158 * HBA tests the initial frame of an incoming sequence using the frame's1159 * R_CTL/TYPE fields with words 10:15 and performs the Sequence Length Test1160 * and Byte Field Test using the fields in the Selection Profile 5 extension1161 * words 20:31.1162 **/1163static void1164lpfc_build_hbq_profile5(struct config_hbq_var *hbqmb,1165 struct lpfc_hbq_init *hbq_desc)1166{1167 hbqmb->profiles.profile5.seqlenbcnt = hbq_desc->seqlenbcnt;1168 hbqmb->profiles.profile5.maxlen = hbq_desc->maxlen;1169 hbqmb->profiles.profile5.cmdcodeoff = hbq_desc->cmdcodeoff;1170 hbqmb->profiles.profile5.seqlenoff = hbq_desc->seqlenoff;1171 memcpy(&hbqmb->profiles.profile5.cmdmatch, hbq_desc->cmdmatch,1172 sizeof(hbqmb->profiles.profile5.cmdmatch));1173}1174 1175/**1176 * lpfc_config_hbq - Prepare a mailbox command for configuring an HBQ1177 * @phba: pointer to lpfc hba data structure.1178 * @id: HBQ identifier.1179 * @hbq_desc: pointer to the HBA descriptor data structure.1180 * @hbq_entry_index: index of the HBQ entry data structures.1181 * @pmb: pointer to the driver internal queue element for mailbox command.1182 *1183 * The configure HBQ (Host Buffer Queue) mailbox command is used to configure1184 * an HBQ. The configuration binds events that require buffers to a particular1185 * ring and HBQ based on a selection profile.1186 *1187 * This routine prepares the mailbox command for configuring an HBQ.1188 **/1189void1190lpfc_config_hbq(struct lpfc_hba *phba, uint32_t id,1191 struct lpfc_hbq_init *hbq_desc,1192 uint32_t hbq_entry_index, LPFC_MBOXQ_t *pmb)1193{1194 int i;1195 MAILBOX_t *mb = &pmb->u.mb;1196 struct config_hbq_var *hbqmb = &mb->un.varCfgHbq;1197 1198 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));1199 hbqmb->hbqId = id;1200 hbqmb->entry_count = hbq_desc->entry_count; /* # entries in HBQ */1201 hbqmb->recvNotify = hbq_desc->rn; /* Receive1202 * Notification */1203 hbqmb->numMask = hbq_desc->mask_count; /* # R_CTL/TYPE masks1204 * # in words 0-19 */1205 hbqmb->profile = hbq_desc->profile; /* Selection profile:1206 * 0 = all,1207 * 7 = logentry */1208 hbqmb->ringMask = hbq_desc->ring_mask; /* Binds HBQ to a ring1209 * e.g. Ring0=b0001,1210 * ring2=b0100 */1211 hbqmb->headerLen = hbq_desc->headerLen; /* 0 if not profile 41212 * or 5 */1213 hbqmb->logEntry = hbq_desc->logEntry; /* Set to 1 if this1214 * HBQ will be used1215 * for LogEntry1216 * buffers */1217 hbqmb->hbqaddrLow = putPaddrLow(phba->hbqslimp.phys) +1218 hbq_entry_index * sizeof(struct lpfc_hbq_entry);1219 hbqmb->hbqaddrHigh = putPaddrHigh(phba->hbqslimp.phys);1220 1221 mb->mbxCommand = MBX_CONFIG_HBQ;1222 mb->mbxOwner = OWN_HOST;1223 1224 /* Copy info for profiles 2,3,5. Other1225 * profiles this area is reserved1226 */1227 if (hbq_desc->profile == 2)1228 lpfc_build_hbq_profile2(hbqmb, hbq_desc);1229 else if (hbq_desc->profile == 3)1230 lpfc_build_hbq_profile3(hbqmb, hbq_desc);1231 else if (hbq_desc->profile == 5)1232 lpfc_build_hbq_profile5(hbqmb, hbq_desc);1233 1234 /* Return if no rctl / type masks for this HBQ */1235 if (!hbq_desc->mask_count)1236 return;1237 1238 /* Otherwise we setup specific rctl / type masks for this HBQ */1239 for (i = 0; i < hbq_desc->mask_count; i++) {1240 hbqmb->hbqMasks[i].tmatch = hbq_desc->hbqMasks[i].tmatch;1241 hbqmb->hbqMasks[i].tmask = hbq_desc->hbqMasks[i].tmask;1242 hbqmb->hbqMasks[i].rctlmatch = hbq_desc->hbqMasks[i].rctlmatch;1243 hbqmb->hbqMasks[i].rctlmask = hbq_desc->hbqMasks[i].rctlmask;1244 }1245 1246 return;1247}1248 1249/**1250 * lpfc_config_ring - Prepare a mailbox command for configuring an IOCB ring1251 * @phba: pointer to lpfc hba data structure.1252 * @ring: ring number/index1253 * @pmb: pointer to the driver internal queue element for mailbox command.1254 *1255 * The configure ring mailbox command is used to configure an IOCB ring. This1256 * configuration binds from one to six of HBA RC_CTL/TYPE mask entries to the1257 * ring. This is used to map incoming sequences to a particular ring whose1258 * RC_CTL/TYPE mask entry matches that of the sequence. The driver should not1259 * attempt to configure a ring whose number is greater than the number1260 * specified in the Port Control Block (PCB). It is an error to issue the1261 * configure ring command more than once with the same ring number. The HBA1262 * returns an error if the driver attempts this.1263 *1264 * This routine prepares the mailbox command for configuring IOCB ring.1265 **/1266void1267lpfc_config_ring(struct lpfc_hba * phba, int ring, LPFC_MBOXQ_t * pmb)1268{1269 int i;1270 MAILBOX_t *mb = &pmb->u.mb;1271 struct lpfc_sli *psli;1272 struct lpfc_sli_ring *pring;1273 1274 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));1275 1276 mb->un.varCfgRing.ring = ring;1277 mb->un.varCfgRing.maxOrigXchg = 0;1278 mb->un.varCfgRing.maxRespXchg = 0;1279 mb->un.varCfgRing.recvNotify = 1;1280 1281 psli = &phba->sli;1282 pring = &psli->sli3_ring[ring];1283 mb->un.varCfgRing.numMask = pring->num_mask;1284 mb->mbxCommand = MBX_CONFIG_RING;1285 mb->mbxOwner = OWN_HOST;1286 1287 /* Is this ring configured for a specific profile */1288 if (pring->prt[0].profile) {1289 mb->un.varCfgRing.profile = pring->prt[0].profile;1290 return;1291 }1292 1293 /* Otherwise we setup specific rctl / type masks for this ring */1294 for (i = 0; i < pring->num_mask; i++) {1295 mb->un.varCfgRing.rrRegs[i].rval = pring->prt[i].rctl;1296 if (mb->un.varCfgRing.rrRegs[i].rval != FC_RCTL_ELS_REQ)1297 mb->un.varCfgRing.rrRegs[i].rmask = 0xff;1298 else1299 mb->un.varCfgRing.rrRegs[i].rmask = 0xfe;1300 mb->un.varCfgRing.rrRegs[i].tval = pring->prt[i].type;1301 mb->un.varCfgRing.rrRegs[i].tmask = 0xff;1302 }1303 1304 return;1305}1306 1307/**1308 * lpfc_config_port - Prepare a mailbox command for configuring port1309 * @phba: pointer to lpfc hba data structure.1310 * @pmb: pointer to the driver internal queue element for mailbox command.1311 *1312 * The configure port mailbox command is used to identify the Port Control1313 * Block (PCB) in the driver memory. After this command is issued, the1314 * driver must not access the mailbox in the HBA without first resetting1315 * the HBA. The HBA may copy the PCB information to internal storage for1316 * subsequent use; the driver can not change the PCB information unless it1317 * resets the HBA.1318 *1319 * This routine prepares the mailbox command for configuring port.1320 **/1321void1322lpfc_config_port(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)1323{1324 MAILBOX_t __iomem *mb_slim = (MAILBOX_t __iomem *) phba->MBslimaddr;1325 MAILBOX_t *mb = &pmb->u.mb;1326 dma_addr_t pdma_addr;1327 uint32_t bar_low, bar_high;1328 size_t offset;1329 struct lpfc_hgp hgp;1330 int i;1331 uint32_t pgp_offset;1332 1333 memset(pmb, 0, sizeof(LPFC_MBOXQ_t));1334 mb->mbxCommand = MBX_CONFIG_PORT;1335 mb->mbxOwner = OWN_HOST;1336 1337 mb->un.varCfgPort.pcbLen = sizeof(PCB_t);1338 1339 offset = (uint8_t *)phba->pcb - (uint8_t *)phba->slim2p.virt;1340 pdma_addr = phba->slim2p.phys + offset;1341 mb->un.varCfgPort.pcbLow = putPaddrLow(pdma_addr);1342 mb->un.varCfgPort.pcbHigh = putPaddrHigh(pdma_addr);1343 1344 /* Always Host Group Pointer is in SLIM */1345 mb->un.varCfgPort.hps = 1;1346 1347 /* If HBA supports SLI=3 ask for it */1348 1349 if (phba->sli_rev == LPFC_SLI_REV3 && phba->vpd.sli3Feat.cerbm) {1350 if (phba->cfg_enable_bg)1351 mb->un.varCfgPort.cbg = 1; /* configure BlockGuard */1352 mb->un.varCfgPort.cerbm = 1; /* Request HBQs */1353 mb->un.varCfgPort.ccrp = 1; /* Command Ring Polling */1354 mb->un.varCfgPort.max_hbq = lpfc_sli_hbq_count();1355 if (phba->max_vpi && phba->cfg_enable_npiv &&1356 phba->vpd.sli3Feat.cmv) {1357 mb->un.varCfgPort.max_vpi = LPFC_MAX_VPI;1358 mb->un.varCfgPort.cmv = 1;1359 } else1360 mb->un.varCfgPort.max_vpi = phba->max_vpi = 0;1361 } else1362 phba->sli_rev = LPFC_SLI_REV2;1363 mb->un.varCfgPort.sli_mode = phba->sli_rev;1364 1365 /* If this is an SLI3 port, configure async status notification. */1366 if (phba->sli_rev == LPFC_SLI_REV3)1367 mb->un.varCfgPort.casabt = 1;1368 1369 /* Now setup pcb */1370 phba->pcb->type = TYPE_NATIVE_SLI2;1371 phba->pcb->feature = FEATURE_INITIAL_SLI2;1372 1373 /* Setup Mailbox pointers */1374 phba->pcb->mailBoxSize = sizeof(MAILBOX_t) + MAILBOX_EXT_SIZE;1375 offset = (uint8_t *)phba->mbox - (uint8_t *)phba->slim2p.virt;1376 pdma_addr = phba->slim2p.phys + offset;1377 phba->pcb->mbAddrHigh = putPaddrHigh(pdma_addr);1378 phba->pcb->mbAddrLow = putPaddrLow(pdma_addr);1379 1380 /*1381 * Setup Host Group ring pointer.1382 *1383 * For efficiency reasons, the ring get/put pointers can be1384 * placed in adapter memory (SLIM) rather than in host memory.1385 * This allows firmware to avoid PCI reads/writes when updating1386 * and checking pointers.1387 *1388 * The firmware recognizes the use of SLIM memory by comparing1389 * the address of the get/put pointers structure with that of1390 * the SLIM BAR (BAR0).1391 *1392 * Caution: be sure to use the PCI config space value of BAR0/BAR11393 * (the hardware's view of the base address), not the OS's1394 * value of pci_resource_start() as the OS value may be a cookie1395 * for ioremap/iomap.1396 */1397 1398 1399 pci_read_config_dword(phba->pcidev, PCI_BASE_ADDRESS_0, &bar_low);1400 pci_read_config_dword(phba->pcidev, PCI_BASE_ADDRESS_1, &bar_high);1401 1402 /*1403 * Set up HGP - Port Memory1404 *1405 * The port expects the host get/put pointers to reside in memory1406 * following the "non-diagnostic" mode mailbox (32 words, 0x80 bytes)1407 * area of SLIM. In SLI-2 mode, there's an additional 16 reserved1408 * words (0x40 bytes). This area is not reserved if HBQs are1409 * configured in SLI-3.1410 *1411 * CR0Put - SLI2(no HBQs) = 0xc0, With HBQs = 0x801412 * RR0Get 0xc4 0x841413 * CR1Put 0xc8 0x881414 * RR1Get 0xcc 0x8c1415 * CR2Put 0xd0 0x901416 * RR2Get 0xd4 0x941417 * CR3Put 0xd8 0x981418 * RR3Get 0xdc 0x9c1419 *1420 * Reserved 0xa0-0xbf1421 * If HBQs configured:1422 * HBQ 0 Put ptr 0xc01423 * HBQ 1 Put ptr 0xc41424 * HBQ 2 Put ptr 0xc81425 * ......1426 * HBQ(M-1)Put Pointer 0xc0+(M-1)*41427 *1428 */1429 1430 if (phba->cfg_hostmem_hgp && phba->sli_rev != 3) {1431 phba->host_gp = (struct lpfc_hgp __iomem *)1432 &phba->mbox->us.s2.host[0];1433 phba->hbq_put = NULL;1434 offset = (uint8_t *)&phba->mbox->us.s2.host -1435 (uint8_t *)phba->slim2p.virt;1436 pdma_addr = phba->slim2p.phys + offset;1437 phba->pcb->hgpAddrHigh = putPaddrHigh(pdma_addr);1438 phba->pcb->hgpAddrLow = putPaddrLow(pdma_addr);1439 } else {1440 /* Always Host Group Pointer is in SLIM */1441 mb->un.varCfgPort.hps = 1;1442 1443 if (phba->sli_rev == 3) {1444 phba->host_gp = &mb_slim->us.s3.host[0];1445 phba->hbq_put = &mb_slim->us.s3.hbq_put[0];1446 } else {1447 phba->host_gp = &mb_slim->us.s2.host[0];1448 phba->hbq_put = NULL;1449 }1450 1451 /* mask off BAR0's flag bits 0 - 3 */1452 phba->pcb->hgpAddrLow = (bar_low & PCI_BASE_ADDRESS_MEM_MASK) +1453 (void __iomem *)phba->host_gp -1454 (void __iomem *)phba->MBslimaddr;1455 if (bar_low & PCI_BASE_ADDRESS_MEM_TYPE_64)1456 phba->pcb->hgpAddrHigh = bar_high;1457 else1458 phba->pcb->hgpAddrHigh = 0;1459 /* write HGP data to SLIM at the required longword offset */1460 memset(&hgp, 0, sizeof(struct lpfc_hgp));1461 1462 for (i = 0; i < phba->sli.num_rings; i++) {1463 lpfc_memcpy_to_slim(phba->host_gp + i, &hgp,1464 sizeof(*phba->host_gp));1465 }1466 }1467 1468 /* Setup Port Group offset */1469 if (phba->sli_rev == 3)1470 pgp_offset = offsetof(struct lpfc_sli2_slim,1471 mbx.us.s3_pgp.port);1472 else1473 pgp_offset = offsetof(struct lpfc_sli2_slim, mbx.us.s2.port);1474 pdma_addr = phba->slim2p.phys + pgp_offset;1475 phba->pcb->pgpAddrHigh = putPaddrHigh(pdma_addr);1476 phba->pcb->pgpAddrLow = putPaddrLow(pdma_addr);1477 1478 /* Use callback routine to setp rings in the pcb */1479 lpfc_config_pcb_setup(phba);1480 1481 /* special handling for LC HBAs */1482 if (lpfc_is_LC_HBA(phba->pcidev->device)) {1483 uint32_t hbainit[5];1484 1485 lpfc_hba_init(phba, hbainit);1486 1487 memcpy(&mb->un.varCfgPort.hbainit, hbainit, 20);1488 }1489 1490 /* Swap PCB if needed */1491 lpfc_sli_pcimem_bcopy(phba->pcb, phba->pcb, sizeof(PCB_t));1492}1493 1494/**1495 * lpfc_kill_board - Prepare a mailbox command for killing board1496 * @phba: pointer to lpfc hba data structure.1497 * @pmb: pointer to the driver internal queue element for mailbox command.1498 *1499 * The kill board mailbox command is used to tell firmware to perform a1500 * graceful shutdown of a channel on a specified board to prepare for reset.1501 * When the kill board mailbox command is received, the ER3 bit is set to 11502 * in the Host Status register and the ER Attention bit is set to 1 in the1503 * Host Attention register of the HBA function that received the kill board1504 * command.1505 *1506 * This routine prepares the mailbox command for killing the board in1507 * preparation for a graceful shutdown.1508 **/1509void1510lpfc_kill_board(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)1511{1512 MAILBOX_t *mb = &pmb->u.mb;1513 1514 memset(pmb, 0, sizeof(LPFC_MBOXQ_t));1515 mb->mbxCommand = MBX_KILL_BOARD;1516 mb->mbxOwner = OWN_HOST;1517 return;1518}1519 1520/**1521 * lpfc_mbox_put - Put a mailbox cmd into the tail of driver's mailbox queue1522 * @phba: pointer to lpfc hba data structure.1523 * @mbq: pointer to the driver internal queue element for mailbox command.1524 *1525 * Driver maintains a internal mailbox command queue implemented as a linked1526 * list. When a mailbox command is issued, it shall be put into the mailbox1527 * command queue such that they shall be processed orderly as HBA can process1528 * one mailbox command at a time.1529 **/1530void1531lpfc_mbox_put(struct lpfc_hba * phba, LPFC_MBOXQ_t * mbq)1532{1533 struct lpfc_sli *psli;1534 1535 psli = &phba->sli;1536 1537 list_add_tail(&mbq->list, &psli->mboxq);1538 1539 psli->mboxq_cnt++;1540 1541 return;1542}1543 1544/**1545 * lpfc_mbox_get - Remove a mailbox cmd from the head of driver's mailbox queue1546 * @phba: pointer to lpfc hba data structure.1547 *1548 * Driver maintains a internal mailbox command queue implemented as a linked1549 * list. When a mailbox command is issued, it shall be put into the mailbox1550 * command queue such that they shall be processed orderly as HBA can process1551 * one mailbox command at a time. After HBA finished processing a mailbox1552 * command, the driver will remove a pending mailbox command from the head of1553 * the mailbox command queue and send to the HBA for processing.1554 *1555 * Return codes1556 * pointer to the driver internal queue element for mailbox command.1557 **/1558LPFC_MBOXQ_t *1559lpfc_mbox_get(struct lpfc_hba * phba)1560{1561 LPFC_MBOXQ_t *mbq = NULL;1562 struct lpfc_sli *psli = &phba->sli;1563 1564 list_remove_head((&psli->mboxq), mbq, LPFC_MBOXQ_t, list);1565 if (mbq)1566 psli->mboxq_cnt--;1567 1568 return mbq;1569}1570 1571/**1572 * __lpfc_mbox_cmpl_put - Put mailbox cmd into mailbox cmd complete list1573 * @phba: pointer to lpfc hba data structure.1574 * @mbq: pointer to the driver internal queue element for mailbox command.1575 *1576 * This routine put the completed mailbox command into the mailbox command1577 * complete list. This is the unlocked version of the routine. The mailbox1578 * complete list is used by the driver worker thread to process mailbox1579 * complete callback functions outside the driver interrupt handler.1580 **/1581void1582__lpfc_mbox_cmpl_put(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbq)1583{1584 list_add_tail(&mbq->list, &phba->sli.mboxq_cmpl);1585}1586 1587/**1588 * lpfc_mbox_cmpl_put - Put mailbox command into mailbox command complete list1589 * @phba: pointer to lpfc hba data structure.1590 * @mbq: pointer to the driver internal queue element for mailbox command.1591 *1592 * This routine put the completed mailbox command into the mailbox command1593 * complete list. This is the locked version of the routine. The mailbox1594 * complete list is used by the driver worker thread to process mailbox1595 * complete callback functions outside the driver interrupt handler.1596 **/1597void1598lpfc_mbox_cmpl_put(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbq)1599{1600 unsigned long iflag;1601 1602 /* This function expects to be called from interrupt context */1603 spin_lock_irqsave(&phba->hbalock, iflag);1604 __lpfc_mbox_cmpl_put(phba, mbq);1605 spin_unlock_irqrestore(&phba->hbalock, iflag);1606 return;1607}1608 1609/**1610 * lpfc_mbox_cmd_check - Check the validality of a mailbox command1611 * @phba: pointer to lpfc hba data structure.1612 * @mboxq: pointer to the driver internal queue element for mailbox command.1613 *1614 * This routine is to check whether a mailbox command is valid to be issued.1615 * This check will be performed by both the mailbox issue API when a client1616 * is to issue a mailbox command to the mailbox transport.1617 *1618 * Return 0 - pass the check, -ENODEV - fail the check1619 **/1620int1621lpfc_mbox_cmd_check(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)1622{1623 /* Mailbox command that have a completion handler must also have a1624 * vport specified.1625 */1626 if (mboxq->mbox_cmpl && mboxq->mbox_cmpl != lpfc_sli_def_mbox_cmpl &&1627 mboxq->mbox_cmpl != lpfc_sli_wake_mbox_wait) {1628 if (!mboxq->vport) {1629 lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_VPORT,1630 "1814 Mbox x%x failed, no vport\n",1631 mboxq->u.mb.mbxCommand);1632 dump_stack();1633 return -ENODEV;1634 }1635 }1636 return 0;1637}1638 1639/**1640 * lpfc_mbox_dev_check - Check the device state for issuing a mailbox command1641 * @phba: pointer to lpfc hba data structure.1642 *1643 * This routine is to check whether the HBA device is ready for posting a1644 * mailbox command. It is used by the mailbox transport API at the time the1645 * to post a mailbox command to the device.1646 *1647 * Return 0 - pass the check, -ENODEV - fail the check1648 **/1649int1650lpfc_mbox_dev_check(struct lpfc_hba *phba)1651{1652 /* If the PCI channel is in offline state, do not issue mbox */1653 if (unlikely(pci_channel_offline(phba->pcidev)))1654 return -ENODEV;1655 1656 /* If the HBA is in error state, do not issue mbox */1657 if (phba->link_state == LPFC_HBA_ERROR)1658 return -ENODEV;1659 1660 return 0;1661}1662 1663/**1664 * lpfc_mbox_tmo_val - Retrieve mailbox command timeout value1665 * @phba: pointer to lpfc hba data structure.1666 * @mboxq: pointer to the driver internal queue element for mailbox command.1667 *1668 * This routine retrieves the proper timeout value according to the mailbox1669 * command code.1670 *1671 * Return codes1672 * Timeout value to be used for the given mailbox command1673 **/1674int1675lpfc_mbox_tmo_val(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)1676{1677 MAILBOX_t *mbox = &mboxq->u.mb;1678 uint8_t subsys, opcode;1679 1680 switch (mbox->mbxCommand) {1681 case MBX_WRITE_NV: /* 0x03 */1682 case MBX_DUMP_MEMORY: /* 0x17 */1683 case MBX_UPDATE_CFG: /* 0x1B */1684 case MBX_DOWN_LOAD: /* 0x1C */1685 case MBX_DEL_LD_ENTRY: /* 0x1D */1686 case MBX_WRITE_VPARMS: /* 0x32 */1687 case MBX_LOAD_AREA: /* 0x81 */1688 case MBX_WRITE_WWN: /* 0x98 */1689 case MBX_LOAD_EXP_ROM: /* 0x9C */1690 case MBX_ACCESS_VDATA: /* 0xA5 */1691 return LPFC_MBOX_TMO_FLASH_CMD;1692 case MBX_SLI4_CONFIG: /* 0x9b */1693 subsys = lpfc_sli_config_mbox_subsys_get(phba, mboxq);1694 opcode = lpfc_sli_config_mbox_opcode_get(phba, mboxq);1695 if (subsys == LPFC_MBOX_SUBSYSTEM_COMMON) {1696 switch (opcode) {1697 case LPFC_MBOX_OPCODE_READ_OBJECT:1698 case LPFC_MBOX_OPCODE_WRITE_OBJECT:1699 case LPFC_MBOX_OPCODE_READ_OBJECT_LIST:1700 case LPFC_MBOX_OPCODE_DELETE_OBJECT:1701 case LPFC_MBOX_OPCODE_GET_PROFILE_LIST:1702 case LPFC_MBOX_OPCODE_SET_ACT_PROFILE:1703 case LPFC_MBOX_OPCODE_GET_PROFILE_CONFIG:1704 case LPFC_MBOX_OPCODE_SET_PROFILE_CONFIG:1705 case LPFC_MBOX_OPCODE_GET_FACTORY_PROFILE_CONFIG:1706 case LPFC_MBOX_OPCODE_GET_PROFILE_CAPACITIES:1707 case LPFC_MBOX_OPCODE_SEND_ACTIVATION:1708 case LPFC_MBOX_OPCODE_RESET_LICENSES:1709 case LPFC_MBOX_OPCODE_SET_BOOT_CONFIG:1710 case LPFC_MBOX_OPCODE_GET_VPD_DATA:1711 case LPFC_MBOX_OPCODE_SET_PHYSICAL_LINK_CONFIG:1712 return LPFC_MBOX_SLI4_CONFIG_EXTENDED_TMO;1713 }1714 }1715 if (subsys == LPFC_MBOX_SUBSYSTEM_FCOE) {1716 switch (opcode) {1717 case LPFC_MBOX_OPCODE_FCOE_SET_FCLINK_SETTINGS:1718 return LPFC_MBOX_SLI4_CONFIG_EXTENDED_TMO;1719 }1720 }1721 return LPFC_MBOX_SLI4_CONFIG_TMO;1722 }1723 return LPFC_MBOX_TMO;1724}1725 1726/**1727 * lpfc_sli4_mbx_sge_set - Set a sge entry in non-embedded mailbox command1728 * @mbox: pointer to lpfc mbox command.1729 * @sgentry: sge entry index.1730 * @phyaddr: physical address for the sge1731 * @length: Length of the sge.1732 *1733 * This routine sets up an entry in the non-embedded mailbox command at the sge1734 * index location.1735 **/1736void1737lpfc_sli4_mbx_sge_set(struct lpfcMboxq *mbox, uint32_t sgentry,1738 dma_addr_t phyaddr, uint32_t length)1739{1740 struct lpfc_mbx_nembed_cmd *nembed_sge;1741 1742 nembed_sge = (struct lpfc_mbx_nembed_cmd *)1743 &mbox->u.mqe.un.nembed_cmd;1744 nembed_sge->sge[sgentry].pa_lo = putPaddrLow(phyaddr);1745 nembed_sge->sge[sgentry].pa_hi = putPaddrHigh(phyaddr);1746 nembed_sge->sge[sgentry].length = length;1747}1748 1749/**1750 * lpfc_sli4_mbx_sge_get - Get a sge entry from non-embedded mailbox command1751 * @mbox: pointer to lpfc mbox command.1752 * @sgentry: sge entry index.1753 * @sge: pointer to lpfc mailbox sge to load into.1754 *1755 * This routine gets an entry from the non-embedded mailbox command at the sge1756 * index location.1757 **/1758void1759lpfc_sli4_mbx_sge_get(struct lpfcMboxq *mbox, uint32_t sgentry,1760 struct lpfc_mbx_sge *sge)1761{1762 struct lpfc_mbx_nembed_cmd *nembed_sge;1763 1764 nembed_sge = (struct lpfc_mbx_nembed_cmd *)1765 &mbox->u.mqe.un.nembed_cmd;1766 sge->pa_lo = nembed_sge->sge[sgentry].pa_lo;1767 sge->pa_hi = nembed_sge->sge[sgentry].pa_hi;1768 sge->length = nembed_sge->sge[sgentry].length;1769}1770 1771/**1772 * lpfc_sli4_mbox_cmd_free - Free a sli4 mailbox command1773 * @phba: pointer to lpfc hba data structure.1774 * @mbox: pointer to lpfc mbox command.1775 *1776 * This routine cleans up and releases an SLI4 mailbox command that was1777 * configured using lpfc_sli4_config. It accounts for the embedded and1778 * non-embedded config types.1779 **/1780void1781lpfc_sli4_mbox_cmd_free(struct lpfc_hba *phba, struct lpfcMboxq *mbox)1782{1783 struct lpfc_mbx_sli4_config *sli4_cfg;1784 struct lpfc_mbx_sge sge;1785 dma_addr_t phyaddr;1786 uint32_t sgecount, sgentry;1787 1788 sli4_cfg = &mbox->u.mqe.un.sli4_config;1789 1790 /* For embedded mbox command, just free the mbox command */1791 if (bf_get(lpfc_mbox_hdr_emb, &sli4_cfg->header.cfg_mhdr)) {1792 mempool_free(mbox, phba->mbox_mem_pool);1793 return;1794 }1795 1796 /* For non-embedded mbox command, we need to free the pages first */1797 sgecount = bf_get(lpfc_mbox_hdr_sge_cnt, &sli4_cfg->header.cfg_mhdr);1798 /* There is nothing we can do if there is no sge address array */1799 if (unlikely(!mbox->sge_array)) {1800 mempool_free(mbox, phba->mbox_mem_pool);1801 return;1802 }1803 /* Each non-embedded DMA memory was allocated in the length of a page */1804 for (sgentry = 0; sgentry < sgecount; sgentry++) {1805 lpfc_sli4_mbx_sge_get(mbox, sgentry, &sge);1806 phyaddr = getPaddr(sge.pa_hi, sge.pa_lo);1807 dma_free_coherent(&phba->pcidev->dev, SLI4_PAGE_SIZE,1808 mbox->sge_array->addr[sgentry], phyaddr);1809 }1810 /* Reinitialize the context pointers to avoid stale usage. */1811 mbox->ctx_buf = NULL;1812 memset(&mbox->ctx_u, 0, sizeof(mbox->ctx_u));1813 kfree(mbox->sge_array);1814 /* Finally, free the mailbox command itself */1815 mempool_free(mbox, phba->mbox_mem_pool);1816}1817 1818/**1819 * lpfc_sli4_config - Initialize the SLI4 Config Mailbox command1820 * @phba: pointer to lpfc hba data structure.1821 * @mbox: pointer to lpfc mbox command.1822 * @subsystem: The sli4 config sub mailbox subsystem.1823 * @opcode: The sli4 config sub mailbox command opcode.1824 * @length: Length of the sli4 config mailbox command (including sub-header).1825 * @emb: True if embedded mbox command should be setup.1826 *1827 * This routine sets up the header fields of SLI4 specific mailbox command1828 * for sending IOCTL command.1829 *1830 * Return: the actual length of the mbox command allocated (mostly useful1831 * for none embedded mailbox command).1832 **/1833int1834lpfc_sli4_config(struct lpfc_hba *phba, struct lpfcMboxq *mbox,1835 uint8_t subsystem, uint8_t opcode, uint32_t length, bool emb)1836{1837 struct lpfc_mbx_sli4_config *sli4_config;1838 union lpfc_sli4_cfg_shdr *cfg_shdr = NULL;1839 uint32_t alloc_len;1840 uint32_t resid_len;1841 uint32_t pagen, pcount;1842 void *viraddr;1843 dma_addr_t phyaddr;1844 1845 /* Set up SLI4 mailbox command header fields */1846 memset(mbox, 0, sizeof(*mbox));1847 bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_SLI4_CONFIG);1848 1849 /* Set up SLI4 ioctl command header fields */1850 sli4_config = &mbox->u.mqe.un.sli4_config;1851 1852 /* Setup for the embedded mbox command */1853 if (emb) {1854 /* Set up main header fields */1855 bf_set(lpfc_mbox_hdr_emb, &sli4_config->header.cfg_mhdr, 1);1856 sli4_config->header.cfg_mhdr.payload_length = length;1857 /* Set up sub-header fields following main header */1858 bf_set(lpfc_mbox_hdr_opcode,1859 &sli4_config->header.cfg_shdr.request, opcode);1860 bf_set(lpfc_mbox_hdr_subsystem,1861 &sli4_config->header.cfg_shdr.request, subsystem);1862 sli4_config->header.cfg_shdr.request.request_length =1863 length - LPFC_MBX_CMD_HDR_LENGTH;1864 return length;1865 }1866 1867 /* Setup for the non-embedded mbox command */1868 pcount = (SLI4_PAGE_ALIGN(length))/SLI4_PAGE_SIZE;1869 pcount = (pcount > LPFC_SLI4_MBX_SGE_MAX_PAGES) ?1870 LPFC_SLI4_MBX_SGE_MAX_PAGES : pcount;1871 /* Allocate record for keeping SGE virtual addresses */1872 mbox->sge_array = kzalloc(sizeof(struct lpfc_mbx_nembed_sge_virt),1873 GFP_KERNEL);1874 if (!mbox->sge_array) {1875 lpfc_printf_log(phba, KERN_ERR, LOG_MBOX,1876 "2527 Failed to allocate non-embedded SGE "1877 "array.\n");1878 return 0;1879 }1880 for (pagen = 0, alloc_len = 0; pagen < pcount; pagen++) {1881 /* The DMA memory is always allocated in the length of a1882 * page even though the last SGE might not fill up to a1883 * page, this is used as a priori size of SLI4_PAGE_SIZE for1884 * the later DMA memory free.1885 */1886 viraddr = dma_alloc_coherent(&phba->pcidev->dev,1887 SLI4_PAGE_SIZE, &phyaddr,1888 GFP_KERNEL);1889 /* In case of malloc fails, proceed with whatever we have */1890 if (!viraddr)1891 break;1892 mbox->sge_array->addr[pagen] = viraddr;1893 /* Keep the first page for later sub-header construction */1894 if (pagen == 0)1895 cfg_shdr = (union lpfc_sli4_cfg_shdr *)viraddr;1896 resid_len = length - alloc_len;1897 if (resid_len > SLI4_PAGE_SIZE) {1898 lpfc_sli4_mbx_sge_set(mbox, pagen, phyaddr,1899 SLI4_PAGE_SIZE);1900 alloc_len += SLI4_PAGE_SIZE;1901 } else {1902 lpfc_sli4_mbx_sge_set(mbox, pagen, phyaddr,1903 resid_len);1904 alloc_len = length;1905 }1906 }1907 1908 /* Set up main header fields in mailbox command */1909 sli4_config->header.cfg_mhdr.payload_length = alloc_len;1910 bf_set(lpfc_mbox_hdr_sge_cnt, &sli4_config->header.cfg_mhdr, pagen);1911 1912 /* Set up sub-header fields into the first page */1913 if (pagen > 0) {1914 bf_set(lpfc_mbox_hdr_opcode, &cfg_shdr->request, opcode);1915 bf_set(lpfc_mbox_hdr_subsystem, &cfg_shdr->request, subsystem);1916 cfg_shdr->request.request_length =1917 alloc_len - sizeof(union lpfc_sli4_cfg_shdr);1918 }1919 /* The sub-header is in DMA memory, which needs endian converstion */1920 if (cfg_shdr)1921 lpfc_sli_pcimem_bcopy(cfg_shdr, cfg_shdr,1922 sizeof(union lpfc_sli4_cfg_shdr));1923 return alloc_len;1924}1925 1926/**1927 * lpfc_sli4_mbox_rsrc_extent - Initialize the opcode resource extent.1928 * @phba: pointer to lpfc hba data structure.1929 * @mbox: pointer to an allocated lpfc mbox resource.1930 * @exts_count: the number of extents, if required, to allocate.1931 * @rsrc_type: the resource extent type.1932 * @emb: true if LPFC_SLI4_MBX_EMBED. false if LPFC_SLI4_MBX_NEMBED.1933 *1934 * This routine completes the subcommand header for SLI4 resource extent1935 * mailbox commands. It is called after lpfc_sli4_config. The caller must1936 * pass an allocated mailbox and the attributes required to initialize the1937 * mailbox correctly.1938 *1939 * Return: the actual length of the mbox command allocated.1940 **/1941int1942lpfc_sli4_mbox_rsrc_extent(struct lpfc_hba *phba, struct lpfcMboxq *mbox,1943 uint16_t exts_count, uint16_t rsrc_type, bool emb)1944{1945 uint8_t opcode = 0;1946 struct lpfc_mbx_nembed_rsrc_extent *n_rsrc_extnt = NULL;1947 void *virtaddr = NULL;1948 1949 /* Set up SLI4 ioctl command header fields */1950 if (emb == LPFC_SLI4_MBX_NEMBED) {1951 /* Get the first SGE entry from the non-embedded DMA memory */1952 virtaddr = mbox->sge_array->addr[0];1953 if (virtaddr == NULL)1954 return 1;1955 n_rsrc_extnt = (struct lpfc_mbx_nembed_rsrc_extent *) virtaddr;1956 }1957 1958 /*1959 * The resource type is common to all extent Opcodes and resides in the1960 * same position.1961 */1962 if (emb == LPFC_SLI4_MBX_EMBED)1963 bf_set(lpfc_mbx_alloc_rsrc_extents_type,1964 &mbox->u.mqe.un.alloc_rsrc_extents.u.req,1965 rsrc_type);1966 else {1967 /* This is DMA data. Byteswap is required. */1968 bf_set(lpfc_mbx_alloc_rsrc_extents_type,1969 n_rsrc_extnt, rsrc_type);1970 lpfc_sli_pcimem_bcopy(&n_rsrc_extnt->word4,1971 &n_rsrc_extnt->word4,1972 sizeof(uint32_t));1973 }1974 1975 /* Complete the initialization for the particular Opcode. */1976 opcode = lpfc_sli_config_mbox_opcode_get(phba, mbox);1977 switch (opcode) {1978 case LPFC_MBOX_OPCODE_ALLOC_RSRC_EXTENT:1979 if (emb == LPFC_SLI4_MBX_EMBED)1980 bf_set(lpfc_mbx_alloc_rsrc_extents_cnt,1981 &mbox->u.mqe.un.alloc_rsrc_extents.u.req,1982 exts_count);1983 else1984 bf_set(lpfc_mbx_alloc_rsrc_extents_cnt,1985 n_rsrc_extnt, exts_count);1986 break;1987 case LPFC_MBOX_OPCODE_GET_ALLOC_RSRC_EXTENT:1988 case LPFC_MBOX_OPCODE_GET_RSRC_EXTENT_INFO:1989 case LPFC_MBOX_OPCODE_DEALLOC_RSRC_EXTENT:1990 /* Initialization is complete.*/1991 break;1992 default:1993 lpfc_printf_log(phba, KERN_ERR, LOG_MBOX,1994 "2929 Resource Extent Opcode x%x is "1995 "unsupported\n", opcode);1996 return 1;1997 }1998 1999 return 0;2000}2001 2002/**2003 * lpfc_sli_config_mbox_subsys_get - Get subsystem from a sli_config mbox cmd2004 * @phba: pointer to lpfc hba data structure.2005 * @mbox: pointer to lpfc mbox command queue entry.2006 *2007 * This routine gets the subsystem from a SLI4 specific SLI_CONFIG mailbox2008 * command. If the mailbox command is not MBX_SLI4_CONFIG (0x9B) or if the2009 * sub-header is not present, subsystem LPFC_MBOX_SUBSYSTEM_NA (0x0) shall2010 * be returned.2011 **/2012uint8_t2013lpfc_sli_config_mbox_subsys_get(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbox)2014{2015 struct lpfc_mbx_sli4_config *sli4_cfg;2016 union lpfc_sli4_cfg_shdr *cfg_shdr;2017 2018 if (mbox->u.mb.mbxCommand != MBX_SLI4_CONFIG)2019 return LPFC_MBOX_SUBSYSTEM_NA;2020 sli4_cfg = &mbox->u.mqe.un.sli4_config;2021 2022 /* For embedded mbox command, get opcode from embedded sub-header*/2023 if (bf_get(lpfc_mbox_hdr_emb, &sli4_cfg->header.cfg_mhdr)) {2024 cfg_shdr = &mbox->u.mqe.un.sli4_config.header.cfg_shdr;2025 return bf_get(lpfc_mbox_hdr_subsystem, &cfg_shdr->request);2026 }2027 2028 /* For non-embedded mbox command, get opcode from first dma page */2029 if (unlikely(!mbox->sge_array))2030 return LPFC_MBOX_SUBSYSTEM_NA;2031 cfg_shdr = (union lpfc_sli4_cfg_shdr *)mbox->sge_array->addr[0];2032 return bf_get(lpfc_mbox_hdr_subsystem, &cfg_shdr->request);2033}2034 2035/**2036 * lpfc_sli_config_mbox_opcode_get - Get opcode from a sli_config mbox cmd2037 * @phba: pointer to lpfc hba data structure.2038 * @mbox: pointer to lpfc mbox command queue entry.2039 *2040 * This routine gets the opcode from a SLI4 specific SLI_CONFIG mailbox2041 * command. If the mailbox command is not MBX_SLI4_CONFIG (0x9B) or if2042 * the sub-header is not present, opcode LPFC_MBOX_OPCODE_NA (0x0) be2043 * returned.2044 **/2045uint8_t2046lpfc_sli_config_mbox_opcode_get(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbox)2047{2048 struct lpfc_mbx_sli4_config *sli4_cfg;2049 union lpfc_sli4_cfg_shdr *cfg_shdr;2050 2051 if (mbox->u.mb.mbxCommand != MBX_SLI4_CONFIG)2052 return LPFC_MBOX_OPCODE_NA;2053 sli4_cfg = &mbox->u.mqe.un.sli4_config;2054 2055 /* For embedded mbox command, get opcode from embedded sub-header*/2056 if (bf_get(lpfc_mbox_hdr_emb, &sli4_cfg->header.cfg_mhdr)) {2057 cfg_shdr = &mbox->u.mqe.un.sli4_config.header.cfg_shdr;2058 return bf_get(lpfc_mbox_hdr_opcode, &cfg_shdr->request);2059 }2060 2061 /* For non-embedded mbox command, get opcode from first dma page */2062 if (unlikely(!mbox->sge_array))2063 return LPFC_MBOX_OPCODE_NA;2064 cfg_shdr = (union lpfc_sli4_cfg_shdr *)mbox->sge_array->addr[0];2065 return bf_get(lpfc_mbox_hdr_opcode, &cfg_shdr->request);2066}2067 2068/**2069 * lpfc_sli4_mbx_read_fcf_rec - Allocate and construct read fcf mbox cmd2070 * @phba: pointer to lpfc hba data structure.2071 * @mboxq: pointer to lpfc mbox command.2072 * @fcf_index: index to fcf table.2073 *2074 * This routine routine allocates and constructs non-embedded mailbox command2075 * for reading a FCF table entry referred by @fcf_index.2076 *2077 * Return: pointer to the mailbox command constructed if successful, otherwise2078 * NULL.2079 **/2080int2081lpfc_sli4_mbx_read_fcf_rec(struct lpfc_hba *phba,2082 struct lpfcMboxq *mboxq,2083 uint16_t fcf_index)2084{2085 void *virt_addr;2086 uint8_t *bytep;2087 struct lpfc_mbx_sge sge;2088 uint32_t alloc_len, req_len;2089 struct lpfc_mbx_read_fcf_tbl *read_fcf;2090 2091 if (!mboxq)2092 return -ENOMEM;2093 2094 req_len = sizeof(struct fcf_record) +2095 sizeof(union lpfc_sli4_cfg_shdr) + 2 * sizeof(uint32_t);2096 2097 /* Set up READ_FCF SLI4_CONFIG mailbox-ioctl command */2098 alloc_len = lpfc_sli4_config(phba, mboxq, LPFC_MBOX_SUBSYSTEM_FCOE,2099 LPFC_MBOX_OPCODE_FCOE_READ_FCF_TABLE, req_len,2100 LPFC_SLI4_MBX_NEMBED);2101 2102 if (alloc_len < req_len) {2103 lpfc_printf_log(phba, KERN_ERR, LOG_MBOX,2104 "0291 Allocated DMA memory size (x%x) is "2105 "less than the requested DMA memory "2106 "size (x%x)\n", alloc_len, req_len);2107 return -ENOMEM;2108 }2109 2110 /* Get the first SGE entry from the non-embedded DMA memory. This2111 * routine only uses a single SGE.2112 */2113 lpfc_sli4_mbx_sge_get(mboxq, 0, &sge);2114 virt_addr = mboxq->sge_array->addr[0];2115 read_fcf = (struct lpfc_mbx_read_fcf_tbl *)virt_addr;2116 2117 /* Set up command fields */2118 bf_set(lpfc_mbx_read_fcf_tbl_indx, &read_fcf->u.request, fcf_index);2119 /* Perform necessary endian conversion */2120 bytep = virt_addr + sizeof(union lpfc_sli4_cfg_shdr);2121 lpfc_sli_pcimem_bcopy(bytep, bytep, sizeof(uint32_t));2122 2123 return 0;2124}2125 2126/**2127 * lpfc_request_features: Configure SLI4 REQUEST_FEATURES mailbox2128 * @phba: pointer to lpfc hba data structure.2129 * @mboxq: pointer to lpfc mbox command.2130 *2131 * This routine sets up the mailbox for an SLI4 REQUEST_FEATURES2132 * mailbox command.2133 **/2134void2135lpfc_request_features(struct lpfc_hba *phba, struct lpfcMboxq *mboxq)2136{2137 /* Set up SLI4 mailbox command header fields */2138 memset(mboxq, 0, sizeof(LPFC_MBOXQ_t));2139 bf_set(lpfc_mqe_command, &mboxq->u.mqe, MBX_SLI4_REQ_FTRS);2140 2141 /* Set up host requested features. */2142 bf_set(lpfc_mbx_rq_ftr_rq_fcpi, &mboxq->u.mqe.un.req_ftrs, 1);2143 bf_set(lpfc_mbx_rq_ftr_rq_perfh, &mboxq->u.mqe.un.req_ftrs, 1);2144 2145 /* Enable DIF (block guard) only if configured to do so. */2146 if (phba->cfg_enable_bg)2147 bf_set(lpfc_mbx_rq_ftr_rq_dif, &mboxq->u.mqe.un.req_ftrs, 1);2148 2149 /* Enable NPIV only if configured to do so. */2150 if (phba->max_vpi && phba->cfg_enable_npiv)2151 bf_set(lpfc_mbx_rq_ftr_rq_npiv, &mboxq->u.mqe.un.req_ftrs, 1);2152 2153 if (phba->nvmet_support) {2154 bf_set(lpfc_mbx_rq_ftr_rq_mrqp, &mboxq->u.mqe.un.req_ftrs, 1);2155 /* iaab/iaar NOT set for now */2156 bf_set(lpfc_mbx_rq_ftr_rq_iaab, &mboxq->u.mqe.un.req_ftrs, 0);2157 bf_set(lpfc_mbx_rq_ftr_rq_iaar, &mboxq->u.mqe.un.req_ftrs, 0);2158 }2159 2160 /* Enable Application Services Header for appheader VMID */2161 if (phba->cfg_vmid_app_header) {2162 bf_set(lpfc_mbx_rq_ftr_rq_ashdr, &mboxq->u.mqe.un.req_ftrs, 1);2163 bf_set(lpfc_ftr_ashdr, &phba->sli4_hba.sli4_flags, 1);2164 }2165 return;2166}2167 2168/**2169 * lpfc_init_vfi - Initialize the INIT_VFI mailbox command2170 * @mbox: pointer to lpfc mbox command to initialize.2171 * @vport: Vport associated with the VF.2172 *2173 * This routine initializes @mbox to all zeros and then fills in the mailbox2174 * fields from @vport. INIT_VFI configures virtual fabrics identified by VFI2175 * in the context of an FCF. The driver issues this command to setup a VFI2176 * before issuing a FLOGI to login to the VSAN. The driver should also issue a2177 * REG_VFI after a successful VSAN login.2178 **/2179void2180lpfc_init_vfi(struct lpfcMboxq *mbox, struct lpfc_vport *vport)2181{2182 struct lpfc_mbx_init_vfi *init_vfi;2183 2184 memset(mbox, 0, sizeof(*mbox));2185 mbox->vport = vport;2186 init_vfi = &mbox->u.mqe.un.init_vfi;2187 bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_INIT_VFI);2188 bf_set(lpfc_init_vfi_vr, init_vfi, 1);2189 bf_set(lpfc_init_vfi_vt, init_vfi, 1);2190 bf_set(lpfc_init_vfi_vp, init_vfi, 1);2191 bf_set(lpfc_init_vfi_vfi, init_vfi,2192 vport->phba->sli4_hba.vfi_ids[vport->vfi]);2193 bf_set(lpfc_init_vfi_vpi, init_vfi,2194 vport->phba->vpi_ids[vport->vpi]);2195 bf_set(lpfc_init_vfi_fcfi, init_vfi,2196 vport->phba->fcf.fcfi);2197}2198 2199/**2200 * lpfc_reg_vfi - Initialize the REG_VFI mailbox command2201 * @mbox: pointer to lpfc mbox command to initialize.2202 * @vport: vport associated with the VF.2203 * @phys: BDE DMA bus address used to send the service parameters to the HBA.2204 *2205 * This routine initializes @mbox to all zeros and then fills in the mailbox2206 * fields from @vport, and uses @buf as a DMAable buffer to send the vport's2207 * fc service parameters to the HBA for this VFI. REG_VFI configures virtual2208 * fabrics identified by VFI in the context of an FCF.2209 **/2210void2211lpfc_reg_vfi(struct lpfcMboxq *mbox, struct lpfc_vport *vport, dma_addr_t phys)2212{2213 struct lpfc_mbx_reg_vfi *reg_vfi;2214 struct lpfc_hba *phba = vport->phba;2215 uint8_t bbscn_fabric = 0, bbscn_max = 0, bbscn_def = 0;2216 2217 memset(mbox, 0, sizeof(*mbox));2218 reg_vfi = &mbox->u.mqe.un.reg_vfi;2219 bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_REG_VFI);2220 bf_set(lpfc_reg_vfi_vp, reg_vfi, 1);2221 bf_set(lpfc_reg_vfi_vfi, reg_vfi,2222 phba->sli4_hba.vfi_ids[vport->vfi]);2223 bf_set(lpfc_reg_vfi_fcfi, reg_vfi, phba->fcf.fcfi);2224 bf_set(lpfc_reg_vfi_vpi, reg_vfi, phba->vpi_ids[vport->vpi]);2225 memcpy(reg_vfi->wwn, &vport->fc_portname, sizeof(struct lpfc_name));2226 reg_vfi->wwn[0] = cpu_to_le32(reg_vfi->wwn[0]);2227 reg_vfi->wwn[1] = cpu_to_le32(reg_vfi->wwn[1]);2228 reg_vfi->e_d_tov = phba->fc_edtov;2229 reg_vfi->r_a_tov = phba->fc_ratov;2230 if (phys) {2231 reg_vfi->bde.addrHigh = putPaddrHigh(phys);2232 reg_vfi->bde.addrLow = putPaddrLow(phys);2233 reg_vfi->bde.tus.f.bdeSize = sizeof(vport->fc_sparam);2234 reg_vfi->bde.tus.f.bdeFlags = BUFF_TYPE_BDE_64;2235 }2236 bf_set(lpfc_reg_vfi_nport_id, reg_vfi, vport->fc_myDID);2237 2238 /* Only FC supports upd bit */2239 if ((phba->sli4_hba.lnk_info.lnk_tp == LPFC_LNK_TYPE_FC) &&2240 test_bit(FC_VFI_REGISTERED, &vport->fc_flag) &&2241 (!phba->fc_topology_changed))2242 bf_set(lpfc_reg_vfi_upd, reg_vfi, 1);2243 2244 bf_set(lpfc_reg_vfi_bbcr, reg_vfi, 0);2245 bf_set(lpfc_reg_vfi_bbscn, reg_vfi, 0);2246 bbscn_fabric = (phba->fc_fabparam.cmn.bbRcvSizeMsb >> 4) & 0xF;2247 2248 if (phba->bbcredit_support && phba->cfg_enable_bbcr &&2249 bbscn_fabric != 0) {2250 bbscn_max = bf_get(lpfc_bbscn_max,2251 &phba->sli4_hba.bbscn_params);2252 if (bbscn_fabric <= bbscn_max) {2253 bbscn_def = bf_get(lpfc_bbscn_def,2254 &phba->sli4_hba.bbscn_params);2255 2256 if (bbscn_fabric > bbscn_def)2257 bf_set(lpfc_reg_vfi_bbscn, reg_vfi,2258 bbscn_fabric);2259 else2260 bf_set(lpfc_reg_vfi_bbscn, reg_vfi, bbscn_def);2261 2262 bf_set(lpfc_reg_vfi_bbcr, reg_vfi, 1);2263 }2264 }2265 lpfc_printf_vlog(vport, KERN_INFO, LOG_MBOX,2266 "3134 Register VFI, mydid:x%x, fcfi:%d, "2267 "vfi:%d, vpi:%d, fc_pname:%x%x fc_flag:x%lx "2268 "port_state:x%x topology chg:%d bbscn_fabric :%d\n",2269 vport->fc_myDID,2270 phba->fcf.fcfi,2271 phba->sli4_hba.vfi_ids[vport->vfi],2272 phba->vpi_ids[vport->vpi],2273 reg_vfi->wwn[0], reg_vfi->wwn[1], vport->fc_flag,2274 vport->port_state, phba->fc_topology_changed,2275 bbscn_fabric);2276}2277 2278/**2279 * lpfc_init_vpi - Initialize the INIT_VPI mailbox command2280 * @phba: pointer to the hba structure to init the VPI for.2281 * @mbox: pointer to lpfc mbox command to initialize.2282 * @vpi: VPI to be initialized.2283 *2284 * The INIT_VPI mailbox command supports virtual N_Ports. The driver uses the2285 * command to activate a virtual N_Port. The HBA assigns a MAC address to use2286 * with the virtual N Port. The SLI Host issues this command before issuing a2287 * FDISC to connect to the Fabric. The SLI Host should issue a REG_VPI after a2288 * successful virtual NPort login.2289 **/2290void2291lpfc_init_vpi(struct lpfc_hba *phba, struct lpfcMboxq *mbox, uint16_t vpi)2292{2293 memset(mbox, 0, sizeof(*mbox));2294 bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_INIT_VPI);2295 bf_set(lpfc_init_vpi_vpi, &mbox->u.mqe.un.init_vpi,2296 phba->vpi_ids[vpi]);2297 bf_set(lpfc_init_vpi_vfi, &mbox->u.mqe.un.init_vpi,2298 phba->sli4_hba.vfi_ids[phba->pport->vfi]);2299}2300 2301/**2302 * lpfc_unreg_vfi - Initialize the UNREG_VFI mailbox command2303 * @mbox: pointer to lpfc mbox command to initialize.2304 * @vport: vport associated with the VF.2305 *2306 * The UNREG_VFI mailbox command causes the SLI Host to put a virtual fabric2307 * (logical NPort) into the inactive state. The SLI Host must have logged out2308 * and unregistered all remote N_Ports to abort any activity on the virtual2309 * fabric. The SLI Port posts the mailbox response after marking the virtual2310 * fabric inactive.2311 **/2312void2313lpfc_unreg_vfi(struct lpfcMboxq *mbox, struct lpfc_vport *vport)2314{2315 memset(mbox, 0, sizeof(*mbox));2316 bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_UNREG_VFI);2317 bf_set(lpfc_unreg_vfi_vfi, &mbox->u.mqe.un.unreg_vfi,2318 vport->phba->sli4_hba.vfi_ids[vport->vfi]);2319}2320 2321/**2322 * lpfc_sli4_dump_cfg_rg23 - Dump sli4 port config region 232323 * @phba: pointer to the hba structure containing.2324 * @mbox: pointer to lpfc mbox command to initialize.2325 *2326 * This function create a SLI4 dump mailbox command to dump configure2327 * region 23.2328 **/2329int2330lpfc_sli4_dump_cfg_rg23(struct lpfc_hba *phba, struct lpfcMboxq *mbox)2331{2332 struct lpfc_dmabuf *mp = NULL;2333 MAILBOX_t *mb;2334 int rc;2335 2336 memset(mbox, 0, sizeof(*mbox));2337 mb = &mbox->u.mb;2338 2339 rc = lpfc_mbox_rsrc_prep(phba, mbox);2340 if (rc) {2341 lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX,2342 "2569 %s: memory allocation failed\n",2343 __func__);2344 return 1;2345 }2346 2347 mb->mbxCommand = MBX_DUMP_MEMORY;2348 mb->un.varDmp.type = DMP_NV_PARAMS;2349 mb->un.varDmp.region_id = DMP_REGION_23;2350 mb->un.varDmp.sli4_length = DMP_RGN23_SIZE;2351 mp = mbox->ctx_buf;2352 mb->un.varWords[3] = putPaddrLow(mp->phys);2353 mb->un.varWords[4] = putPaddrHigh(mp->phys);2354 return 0;2355}2356 2357static void2358lpfc_mbx_cmpl_rdp_link_stat(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)2359{2360 MAILBOX_t *mb;2361 int rc = FAILURE;2362 struct lpfc_rdp_context *rdp_context = mboxq->ctx_u.rdp;2363 2364 mb = &mboxq->u.mb;2365 if (mb->mbxStatus)2366 goto mbx_failed;2367 2368 memcpy(&rdp_context->link_stat, &mb->un.varRdLnk, sizeof(READ_LNK_VAR));2369 2370 rc = SUCCESS;2371 2372mbx_failed:2373 lpfc_mbox_rsrc_cleanup(phba, mboxq, MBOX_THD_UNLOCKED);2374 rdp_context->cmpl(phba, rdp_context, rc);2375}2376 2377static void2378lpfc_mbx_cmpl_rdp_page_a2(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbox)2379{2380 struct lpfc_dmabuf *mp = mbox->ctx_buf;2381 struct lpfc_rdp_context *rdp_context = mbox->ctx_u.rdp;2382 2383 if (bf_get(lpfc_mqe_status, &mbox->u.mqe))2384 goto error_mbox_free;2385 2386 lpfc_sli_bemem_bcopy(mp->virt, &rdp_context->page_a2,2387 DMP_SFF_PAGE_A2_SIZE);2388 2389 lpfc_read_lnk_stat(phba, mbox);2390 mbox->vport = rdp_context->ndlp->vport;2391 2392 /* Save the dma buffer for cleanup in the final completion. */2393 mbox->ctx_buf = mp;2394 mbox->mbox_cmpl = lpfc_mbx_cmpl_rdp_link_stat;2395 mbox->ctx_u.rdp = rdp_context;2396 if (lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT) == MBX_NOT_FINISHED)2397 goto error_mbox_free;2398 2399 return;2400 2401error_mbox_free:2402 lpfc_mbox_rsrc_cleanup(phba, mbox, MBOX_THD_UNLOCKED);2403 rdp_context->cmpl(phba, rdp_context, FAILURE);2404}2405 2406void2407lpfc_mbx_cmpl_rdp_page_a0(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbox)2408{2409 int rc;2410 struct lpfc_dmabuf *mp = mbox->ctx_buf;2411 struct lpfc_rdp_context *rdp_context = mbox->ctx_u.rdp;2412 2413 if (bf_get(lpfc_mqe_status, &mbox->u.mqe))2414 goto error;2415 2416 lpfc_sli_bemem_bcopy(mp->virt, &rdp_context->page_a0,2417 DMP_SFF_PAGE_A0_SIZE);2418 2419 memset(mbox, 0, sizeof(*mbox));2420 2421 memset(mp->virt, 0, DMP_SFF_PAGE_A2_SIZE);2422 INIT_LIST_HEAD(&mp->list);2423 2424 /* save address for completion */2425 mbox->ctx_buf = mp;2426 mbox->vport = rdp_context->ndlp->vport;2427 2428 bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_DUMP_MEMORY);2429 bf_set(lpfc_mbx_memory_dump_type3_type,2430 &mbox->u.mqe.un.mem_dump_type3, DMP_LMSD);2431 bf_set(lpfc_mbx_memory_dump_type3_link,2432 &mbox->u.mqe.un.mem_dump_type3, phba->sli4_hba.physical_port);2433 bf_set(lpfc_mbx_memory_dump_type3_page_no,2434 &mbox->u.mqe.un.mem_dump_type3, DMP_PAGE_A2);2435 bf_set(lpfc_mbx_memory_dump_type3_length,2436 &mbox->u.mqe.un.mem_dump_type3, DMP_SFF_PAGE_A2_SIZE);2437 mbox->u.mqe.un.mem_dump_type3.addr_lo = putPaddrLow(mp->phys);2438 mbox->u.mqe.un.mem_dump_type3.addr_hi = putPaddrHigh(mp->phys);2439 2440 mbox->mbox_cmpl = lpfc_mbx_cmpl_rdp_page_a2;2441 mbox->ctx_u.rdp = rdp_context;2442 rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);2443 if (rc == MBX_NOT_FINISHED)2444 goto error;2445 2446 return;2447 2448error:2449 lpfc_mbox_rsrc_cleanup(phba, mbox, MBOX_THD_UNLOCKED);2450 rdp_context->cmpl(phba, rdp_context, FAILURE);2451}2452 2453 2454/*2455 * lpfc_sli4_dump_page_a0 - Dump sli4 read SFP Diagnostic.2456 * @phba: pointer to the hba structure containing.2457 * @mbox: pointer to lpfc mbox command to initialize.2458 *2459 * This function create a SLI4 dump mailbox command to dump configure2460 * type 3 page 0xA0.2461 */2462int2463lpfc_sli4_dump_page_a0(struct lpfc_hba *phba, struct lpfcMboxq *mbox)2464{2465 int rc;2466 struct lpfc_dmabuf *mp = NULL;2467 2468 memset(mbox, 0, sizeof(*mbox));2469 2470 rc = lpfc_mbox_rsrc_prep(phba, mbox);2471 if (rc) {2472 lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX,2473 "3569 dump type 3 page 0xA0 allocation failed\n");2474 return 1;2475 }2476 2477 bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_DUMP_MEMORY);2478 bf_set(lpfc_mbx_memory_dump_type3_type,2479 &mbox->u.mqe.un.mem_dump_type3, DMP_LMSD);2480 bf_set(lpfc_mbx_memory_dump_type3_link,2481 &mbox->u.mqe.un.mem_dump_type3, phba->sli4_hba.physical_port);2482 bf_set(lpfc_mbx_memory_dump_type3_page_no,2483 &mbox->u.mqe.un.mem_dump_type3, DMP_PAGE_A0);2484 bf_set(lpfc_mbx_memory_dump_type3_length,2485 &mbox->u.mqe.un.mem_dump_type3, DMP_SFF_PAGE_A0_SIZE);2486 2487 mp = mbox->ctx_buf;2488 mbox->u.mqe.un.mem_dump_type3.addr_lo = putPaddrLow(mp->phys);2489 mbox->u.mqe.un.mem_dump_type3.addr_hi = putPaddrHigh(mp->phys);2490 2491 return 0;2492}2493 2494/**2495 * lpfc_reg_fcfi - Initialize the REG_FCFI mailbox command2496 * @phba: pointer to the hba structure containing the FCF index and RQ ID.2497 * @mbox: pointer to lpfc mbox command to initialize.2498 *2499 * The REG_FCFI mailbox command supports Fibre Channel Forwarders (FCFs). The2500 * SLI Host uses the command to activate an FCF after it has acquired FCF2501 * information via a READ_FCF mailbox command. This mailbox command also is used2502 * to indicate where received unsolicited frames from this FCF will be sent. By2503 * default this routine will set up the FCF to forward all unsolicited frames2504 * to the RQ ID passed in the @phba. This can be overridden by the caller for2505 * more complicated setups.2506 **/2507void2508lpfc_reg_fcfi(struct lpfc_hba *phba, struct lpfcMboxq *mbox)2509{2510 struct lpfc_mbx_reg_fcfi *reg_fcfi;2511 2512 memset(mbox, 0, sizeof(*mbox));2513 reg_fcfi = &mbox->u.mqe.un.reg_fcfi;2514 bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_REG_FCFI);2515 if (phba->nvmet_support == 0) {2516 bf_set(lpfc_reg_fcfi_rq_id0, reg_fcfi,2517 phba->sli4_hba.hdr_rq->queue_id);2518 /* Match everything - rq_id0 */2519 bf_set(lpfc_reg_fcfi_type_match0, reg_fcfi, 0);2520 bf_set(lpfc_reg_fcfi_type_mask0, reg_fcfi, 0);2521 bf_set(lpfc_reg_fcfi_rctl_match0, reg_fcfi, 0);2522 bf_set(lpfc_reg_fcfi_rctl_mask0, reg_fcfi, 0);2523 2524 bf_set(lpfc_reg_fcfi_rq_id1, reg_fcfi, REG_FCF_INVALID_QID);2525 2526 /* addr mode is bit wise inverted value of fcf addr_mode */2527 bf_set(lpfc_reg_fcfi_mam, reg_fcfi,2528 (~phba->fcf.addr_mode) & 0x3);2529 } else {2530 /* This is ONLY for NVMET MRQ == 1 */2531 if (phba->cfg_nvmet_mrq != 1)2532 return;2533 2534 bf_set(lpfc_reg_fcfi_rq_id0, reg_fcfi,2535 phba->sli4_hba.nvmet_mrq_hdr[0]->queue_id);2536 /* Match type FCP - rq_id0 */2537 bf_set(lpfc_reg_fcfi_type_match0, reg_fcfi, FC_TYPE_FCP);2538 bf_set(lpfc_reg_fcfi_type_mask0, reg_fcfi, 0xff);2539 bf_set(lpfc_reg_fcfi_rctl_match0, reg_fcfi,2540 FC_RCTL_DD_UNSOL_CMD);2541 2542 bf_set(lpfc_reg_fcfi_rq_id1, reg_fcfi,2543 phba->sli4_hba.hdr_rq->queue_id);2544 /* Match everything else - rq_id1 */2545 bf_set(lpfc_reg_fcfi_type_match1, reg_fcfi, 0);2546 bf_set(lpfc_reg_fcfi_type_mask1, reg_fcfi, 0);2547 bf_set(lpfc_reg_fcfi_rctl_match1, reg_fcfi, 0);2548 bf_set(lpfc_reg_fcfi_rctl_mask1, reg_fcfi, 0);2549 }2550 bf_set(lpfc_reg_fcfi_rq_id2, reg_fcfi, REG_FCF_INVALID_QID);2551 bf_set(lpfc_reg_fcfi_rq_id3, reg_fcfi, REG_FCF_INVALID_QID);2552 bf_set(lpfc_reg_fcfi_info_index, reg_fcfi,2553 phba->fcf.current_rec.fcf_indx);2554 if (phba->fcf.current_rec.vlan_id != LPFC_FCOE_NULL_VID) {2555 bf_set(lpfc_reg_fcfi_vv, reg_fcfi, 1);2556 bf_set(lpfc_reg_fcfi_vlan_tag, reg_fcfi,2557 phba->fcf.current_rec.vlan_id);2558 }2559}2560 2561/**2562 * lpfc_reg_fcfi_mrq - Initialize the REG_FCFI_MRQ mailbox command2563 * @phba: pointer to the hba structure containing the FCF index and RQ ID.2564 * @mbox: pointer to lpfc mbox command to initialize.2565 * @mode: 0 to register FCFI, 1 to register MRQs2566 *2567 * The REG_FCFI_MRQ mailbox command supports Fibre Channel Forwarders (FCFs).2568 * The SLI Host uses the command to activate an FCF after it has acquired FCF2569 * information via a READ_FCF mailbox command. This mailbox command also is used2570 * to indicate where received unsolicited frames from this FCF will be sent. By2571 * default this routine will set up the FCF to forward all unsolicited frames2572 * to the RQ ID passed in the @phba. This can be overridden by the caller for2573 * more complicated setups.2574 **/2575void2576lpfc_reg_fcfi_mrq(struct lpfc_hba *phba, struct lpfcMboxq *mbox, int mode)2577{2578 struct lpfc_mbx_reg_fcfi_mrq *reg_fcfi;2579 2580 /* This is ONLY for MRQ */2581 if (phba->cfg_nvmet_mrq <= 1)2582 return;2583 2584 memset(mbox, 0, sizeof(*mbox));2585 reg_fcfi = &mbox->u.mqe.un.reg_fcfi_mrq;2586 bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_REG_FCFI_MRQ);2587 if (mode == 0) {2588 bf_set(lpfc_reg_fcfi_mrq_info_index, reg_fcfi,2589 phba->fcf.current_rec.fcf_indx);2590 if (phba->fcf.current_rec.vlan_id != LPFC_FCOE_NULL_VID) {2591 bf_set(lpfc_reg_fcfi_mrq_vv, reg_fcfi, 1);2592 bf_set(lpfc_reg_fcfi_mrq_vlan_tag, reg_fcfi,2593 phba->fcf.current_rec.vlan_id);2594 }2595 return;2596 }2597 2598 bf_set(lpfc_reg_fcfi_mrq_rq_id0, reg_fcfi,2599 phba->sli4_hba.nvmet_mrq_hdr[0]->queue_id);2600 /* Match NVME frames of type FCP (protocol NVME) - rq_id0 */2601 bf_set(lpfc_reg_fcfi_mrq_type_match0, reg_fcfi, FC_TYPE_FCP);2602 bf_set(lpfc_reg_fcfi_mrq_type_mask0, reg_fcfi, 0xff);2603 bf_set(lpfc_reg_fcfi_mrq_rctl_match0, reg_fcfi, FC_RCTL_DD_UNSOL_CMD);2604 bf_set(lpfc_reg_fcfi_mrq_rctl_mask0, reg_fcfi, 0xff);2605 bf_set(lpfc_reg_fcfi_mrq_ptc0, reg_fcfi, 1);2606 bf_set(lpfc_reg_fcfi_mrq_pt0, reg_fcfi, 1);2607 2608 bf_set(lpfc_reg_fcfi_mrq_policy, reg_fcfi, 3); /* NVME connection id */2609 bf_set(lpfc_reg_fcfi_mrq_mode, reg_fcfi, 1);2610 bf_set(lpfc_reg_fcfi_mrq_filter, reg_fcfi, 1); /* rq_id0 */2611 bf_set(lpfc_reg_fcfi_mrq_npairs, reg_fcfi, phba->cfg_nvmet_mrq);2612 2613 bf_set(lpfc_reg_fcfi_mrq_rq_id1, reg_fcfi,2614 phba->sli4_hba.hdr_rq->queue_id);2615 /* Match everything - rq_id1 */2616 bf_set(lpfc_reg_fcfi_mrq_type_match1, reg_fcfi, 0);2617 bf_set(lpfc_reg_fcfi_mrq_type_mask1, reg_fcfi, 0);2618 bf_set(lpfc_reg_fcfi_mrq_rctl_match1, reg_fcfi, 0);2619 bf_set(lpfc_reg_fcfi_mrq_rctl_mask1, reg_fcfi, 0);2620 2621 bf_set(lpfc_reg_fcfi_mrq_rq_id2, reg_fcfi, REG_FCF_INVALID_QID);2622 bf_set(lpfc_reg_fcfi_mrq_rq_id3, reg_fcfi, REG_FCF_INVALID_QID);2623}2624 2625/**2626 * lpfc_unreg_fcfi - Initialize the UNREG_FCFI mailbox command2627 * @mbox: pointer to lpfc mbox command to initialize.2628 * @fcfi: FCFI to be unregistered.2629 *2630 * The UNREG_FCFI mailbox command supports Fibre Channel Forwarders (FCFs).2631 * The SLI Host uses the command to inactivate an FCFI.2632 **/2633void2634lpfc_unreg_fcfi(struct lpfcMboxq *mbox, uint16_t fcfi)2635{2636 memset(mbox, 0, sizeof(*mbox));2637 bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_UNREG_FCFI);2638 bf_set(lpfc_unreg_fcfi, &mbox->u.mqe.un.unreg_fcfi, fcfi);2639}2640 2641/**2642 * lpfc_resume_rpi - Initialize the RESUME_RPI mailbox command2643 * @mbox: pointer to lpfc mbox command to initialize.2644 * @ndlp: The nodelist structure that describes the RPI to resume.2645 *2646 * The RESUME_RPI mailbox command is used to restart I/O to an RPI after a2647 * link event.2648 **/2649void2650lpfc_resume_rpi(struct lpfcMboxq *mbox, struct lpfc_nodelist *ndlp)2651{2652 struct lpfc_hba *phba = ndlp->phba;2653 struct lpfc_mbx_resume_rpi *resume_rpi;2654 2655 memset(mbox, 0, sizeof(*mbox));2656 resume_rpi = &mbox->u.mqe.un.resume_rpi;2657 bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_RESUME_RPI);2658 bf_set(lpfc_resume_rpi_index, resume_rpi,2659 phba->sli4_hba.rpi_ids[ndlp->nlp_rpi]);2660 bf_set(lpfc_resume_rpi_ii, resume_rpi, RESUME_INDEX_RPI);2661 resume_rpi->event_tag = ndlp->phba->fc_eventTag;2662}2663 2664