1 /*******************************************************************
2 * This file is part of the Emulex Linux Device Driver for *
3 * Fibre Channel Host Bus Adapters. *
4 * Copyright (C) 2017-2021 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. *
9 * Portions Copyright (C) 2004-2005 Christoph Hellwig *
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 *******************************************************************/
24 #include <linux/blkdev.h>
25 #include <linux/pci.h>
26 #include <linux/slab.h>
27 #include <linux/interrupt.h>
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>
37 #include "lpfc_sli4.h"
39 #include "lpfc_disc.h"
40 #include "lpfc_scsi.h"
42 #include "lpfc_logmsg.h"
43 #include "lpfc_crtn.h"
44 #include "lpfc_compat.h"
47 * lpfc_dump_static_vport - Dump HBA's static vport information.
48 * @phba: pointer to lpfc hba data structure.
49 * @pmb: pointer to the driver internal queue element for mailbox command.
50 * @offset: offset for dumping vport info.
52 * The dump mailbox command provides a method for the device driver to obtain
53 * various types of information from the HBA device.
55 * This routine prepares the mailbox command for dumping list of static
56 * vports to be created.
59 lpfc_dump_static_vport(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb,
63 struct lpfc_dmabuf *mp;
67 /* Setup to dump vport info region */
68 memset(pmb, 0, sizeof(LPFC_MBOXQ_t));
69 mb->mbxCommand = MBX_DUMP_MEMORY;
70 mb->un.varDmp.type = DMP_NV_PARAMS;
71 mb->un.varDmp.entry_index = offset;
72 mb->un.varDmp.region_id = DMP_REGION_VPORT;
73 mb->mbxOwner = OWN_HOST;
75 /* For SLI3 HBAs data is embedded in mailbox */
76 if (phba->sli_rev != LPFC_SLI_REV4) {
78 mb->un.varDmp.word_cnt = DMP_RSP_SIZE/sizeof(uint32_t);
82 /* For SLI4 HBAs driver need to allocate memory */
83 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
85 mp->virt = lpfc_mbuf_alloc(phba, 0, &mp->phys);
87 if (!mp || !mp->virt) {
89 lpfc_printf_log(phba, KERN_ERR, LOG_MBOX,
90 "2605 lpfc_dump_static_vport: memory"
91 " allocation failed\n");
94 memset(mp->virt, 0, LPFC_BPL_SIZE);
95 INIT_LIST_HEAD(&mp->list);
96 /* save address for completion */
97 pmb->ctx_buf = (uint8_t *)mp;
98 mb->un.varWords[3] = putPaddrLow(mp->phys);
99 mb->un.varWords[4] = putPaddrHigh(mp->phys);
100 mb->un.varDmp.sli4_length = sizeof(struct static_vport_info);
106 * lpfc_down_link - Bring down HBAs link.
107 * @phba: pointer to lpfc hba data structure.
108 * @pmb: pointer to the driver internal queue element for mailbox command.
110 * This routine prepares a mailbox command to bring down HBA link.
113 lpfc_down_link(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
116 memset(pmb, 0, sizeof(LPFC_MBOXQ_t));
118 mb->mbxCommand = MBX_DOWN_LINK;
119 mb->mbxOwner = OWN_HOST;
123 * lpfc_dump_mem - Prepare a mailbox command for reading a region.
124 * @phba: pointer to lpfc hba data structure.
125 * @pmb: pointer to the driver internal queue element for mailbox command.
126 * @offset: offset into the region.
127 * @region_id: config region id.
129 * The dump mailbox command provides a method for the device driver to obtain
130 * various types of information from the HBA device.
132 * This routine prepares the mailbox command for dumping HBA's config region.
135 lpfc_dump_mem(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb, uint16_t offset,
144 /* Setup to dump VPD region */
145 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
146 mb->mbxCommand = MBX_DUMP_MEMORY;
147 mb->un.varDmp.cv = 1;
148 mb->un.varDmp.type = DMP_NV_PARAMS;
149 mb->un.varDmp.entry_index = offset;
150 mb->un.varDmp.region_id = region_id;
151 mb->un.varDmp.word_cnt = (DMP_RSP_SIZE / sizeof (uint32_t));
152 mb->un.varDmp.co = 0;
153 mb->un.varDmp.resp_offset = 0;
155 mb->mbxOwner = OWN_HOST;
160 * lpfc_dump_wakeup_param - Prepare mailbox command for retrieving wakeup params
161 * @phba: pointer to lpfc hba data structure.
162 * @pmb: pointer to the driver internal queue element for mailbox command.
164 * This function create a dump memory mailbox command to dump wake up
168 lpfc_dump_wakeup_param(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
174 /* Save context so that we can restore after memset */
177 /* Setup to dump VPD region */
178 memset(pmb, 0, sizeof(LPFC_MBOXQ_t));
179 mb->mbxCommand = MBX_DUMP_MEMORY;
180 mb->mbxOwner = OWN_HOST;
181 mb->un.varDmp.cv = 1;
182 mb->un.varDmp.type = DMP_NV_PARAMS;
183 if (phba->sli_rev < LPFC_SLI_REV4)
184 mb->un.varDmp.entry_index = 0;
185 mb->un.varDmp.region_id = WAKE_UP_PARMS_REGION_ID;
186 mb->un.varDmp.word_cnt = WAKE_UP_PARMS_WORD_SIZE;
187 mb->un.varDmp.co = 0;
188 mb->un.varDmp.resp_offset = 0;
194 * lpfc_read_nv - Prepare a mailbox command for reading HBA's NVRAM param
195 * @phba: pointer to lpfc hba data structure.
196 * @pmb: pointer to the driver internal queue element for mailbox command.
198 * The read NVRAM mailbox command returns the HBA's non-volatile parameters
199 * that are used as defaults when the Fibre Channel link is brought on-line.
201 * This routine prepares the mailbox command for reading information stored
202 * in the HBA's NVRAM. Specifically, the HBA's WWNN and WWPN.
205 lpfc_read_nv(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
210 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
211 mb->mbxCommand = MBX_READ_NV;
212 mb->mbxOwner = OWN_HOST;
217 * lpfc_config_async - Prepare a mailbox command for enabling HBA async event
218 * @phba: pointer to lpfc hba data structure.
219 * @pmb: pointer to the driver internal queue element for mailbox command.
220 * @ring: ring number for the asynchronous event to be configured.
222 * The asynchronous event enable mailbox command is used to enable the
223 * asynchronous event posting via the ASYNC_STATUS_CN IOCB response and
224 * specifies the default ring to which events are posted.
226 * This routine prepares the mailbox command for enabling HBA asynchronous
227 * event support on a IOCB ring.
230 lpfc_config_async(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb,
236 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
237 mb->mbxCommand = MBX_ASYNCEVT_ENABLE;
238 mb->un.varCfgAsyncEvent.ring = ring;
239 mb->mbxOwner = OWN_HOST;
244 * lpfc_heart_beat - Prepare a mailbox command for heart beat
245 * @phba: pointer to lpfc hba data structure.
246 * @pmb: pointer to the driver internal queue element for mailbox command.
248 * The heart beat mailbox command is used to detect an unresponsive HBA, which
249 * is defined as any device where no error attention is sent and both mailbox
250 * and rings are not processed.
252 * This routine prepares the mailbox command for issuing a heart beat in the
253 * form of mailbox command to the HBA. The timely completion of the heart
254 * beat mailbox command indicates the health of the HBA.
257 lpfc_heart_beat(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
262 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
263 mb->mbxCommand = MBX_HEARTBEAT;
264 mb->mbxOwner = OWN_HOST;
269 * lpfc_read_topology - Prepare a mailbox command for reading HBA topology
270 * @phba: pointer to lpfc hba data structure.
271 * @pmb: pointer to the driver internal queue element for mailbox command.
272 * @mp: DMA buffer memory for reading the link attention information into.
274 * The read topology mailbox command is issued to read the link topology
275 * information indicated by the HBA port when the Link Event bit of the Host
276 * Attention (HSTATT) register is set to 1 (For SLI-3) or when an FC Link
277 * Attention ACQE is received from the port (For SLI-4). A Link Event
278 * Attention occurs based on an exception detected at the Fibre Channel link
281 * This routine prepares the mailbox command for reading HBA link topology
282 * information. A DMA memory has been set aside and address passed to the
283 * HBA through @mp for the HBA to DMA link attention information into the
284 * memory as part of the execution of the mailbox command.
287 * 0 - Success (currently always return 0)
290 lpfc_read_topology(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb,
291 struct lpfc_dmabuf *mp)
296 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
298 INIT_LIST_HEAD(&mp->list);
299 mb->mbxCommand = MBX_READ_TOPOLOGY;
300 mb->un.varReadTop.lilpBde64.tus.f.bdeSize = LPFC_ALPA_MAP_SIZE;
301 mb->un.varReadTop.lilpBde64.addrHigh = putPaddrHigh(mp->phys);
302 mb->un.varReadTop.lilpBde64.addrLow = putPaddrLow(mp->phys);
304 /* Save address for later completion and set the owner to host so that
305 * the FW knows this mailbox is available for processing.
307 pmb->ctx_buf = (uint8_t *)mp;
308 mb->mbxOwner = OWN_HOST;
313 * lpfc_clear_la - Prepare a mailbox command for clearing HBA link attention
314 * @phba: pointer to lpfc hba data structure.
315 * @pmb: pointer to the driver internal queue element for mailbox command.
317 * The clear link attention mailbox command is issued to clear the link event
318 * attention condition indicated by the Link Event bit of the Host Attention
319 * (HSTATT) register. The link event attention condition is cleared only if
320 * the event tag specified matches that of the current link event counter.
321 * The current event tag is read using the read link attention event mailbox
324 * This routine prepares the mailbox command for clearing HBA link attention
328 lpfc_clear_la(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
333 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
335 mb->un.varClearLA.eventTag = phba->fc_eventTag;
336 mb->mbxCommand = MBX_CLEAR_LA;
337 mb->mbxOwner = OWN_HOST;
342 * lpfc_config_link - Prepare a mailbox command for configuring link on a HBA
343 * @phba: pointer to lpfc hba data structure.
344 * @pmb: pointer to the driver internal queue element for mailbox command.
346 * The configure link mailbox command is used before the initialize link
347 * mailbox command to override default value and to configure link-oriented
348 * parameters such as DID address and various timers. Typically, this
349 * command would be used after an F_Port login to set the returned DID address
350 * and the fabric timeout values. This command is not valid before a configure
351 * port command has configured the HBA port.
353 * This routine prepares the mailbox command for configuring link on a HBA.
356 lpfc_config_link(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
358 struct lpfc_vport *vport = phba->pport;
359 MAILBOX_t *mb = &pmb->u.mb;
360 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
363 * SLI-2, Coalescing Response Feature.
365 if (phba->cfg_cr_delay && (phba->sli_rev < LPFC_SLI_REV4)) {
366 mb->un.varCfgLnk.cr = 1;
367 mb->un.varCfgLnk.ci = 1;
368 mb->un.varCfgLnk.cr_delay = phba->cfg_cr_delay;
369 mb->un.varCfgLnk.cr_count = phba->cfg_cr_count;
372 mb->un.varCfgLnk.myId = vport->fc_myDID;
373 mb->un.varCfgLnk.edtov = phba->fc_edtov;
374 mb->un.varCfgLnk.arbtov = phba->fc_arbtov;
375 mb->un.varCfgLnk.ratov = phba->fc_ratov;
376 mb->un.varCfgLnk.rttov = phba->fc_rttov;
377 mb->un.varCfgLnk.altov = phba->fc_altov;
378 mb->un.varCfgLnk.crtov = phba->fc_crtov;
379 mb->un.varCfgLnk.cscn = 0;
380 if (phba->bbcredit_support && phba->cfg_enable_bbcr) {
381 mb->un.varCfgLnk.cscn = 1;
382 mb->un.varCfgLnk.bbscn = bf_get(lpfc_bbscn_def,
383 &phba->sli4_hba.bbscn_params);
386 if (phba->cfg_ack0 && (phba->sli_rev < LPFC_SLI_REV4))
387 mb->un.varCfgLnk.ack0_enable = 1;
389 mb->mbxCommand = MBX_CONFIG_LINK;
390 mb->mbxOwner = OWN_HOST;
395 * lpfc_config_msi - Prepare a mailbox command for configuring msi-x
396 * @phba: pointer to lpfc hba data structure.
397 * @pmb: pointer to the driver internal queue element for mailbox command.
399 * The configure MSI-X mailbox command is used to configure the HBA's SLI-3
400 * MSI-X multi-message interrupt vector association to interrupt attention
408 lpfc_config_msi(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
410 MAILBOX_t *mb = &pmb->u.mb;
411 uint32_t attentionConditions[2];
414 if (phba->cfg_use_msi != 2) {
415 lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
416 "0475 Not configured for supporting MSI-X "
417 "cfg_use_msi: 0x%x\n", phba->cfg_use_msi);
421 if (phba->sli_rev < 3) {
422 lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
423 "0476 HBA not supporting SLI-3 or later "
424 "SLI Revision: 0x%x\n", phba->sli_rev);
428 /* Clear mailbox command fields */
429 memset(pmb, 0, sizeof(LPFC_MBOXQ_t));
432 * SLI-3, Message Signaled Interrupt Fearure.
435 /* Multi-message attention configuration */
436 attentionConditions[0] = (HA_R0ATT | HA_R1ATT | HA_R2ATT | HA_ERATT |
438 attentionConditions[1] = 0;
440 mb->un.varCfgMSI.attentionConditions[0] = attentionConditions[0];
441 mb->un.varCfgMSI.attentionConditions[1] = attentionConditions[1];
444 * Set up message number to HA bit association
446 #ifdef __BIG_ENDIAN_BITFIELD
448 mb->un.varCfgMSI.messageNumberByHA[HA_R0_POS] = 1;
449 /* RA1 (Other Protocol Extra Ring) */
450 mb->un.varCfgMSI.messageNumberByHA[HA_R1_POS] = 1;
451 #else /* __LITTLE_ENDIAN_BITFIELD */
453 mb->un.varCfgMSI.messageNumberByHA[HA_R0_POS^3] = 1;
454 /* RA1 (Other Protocol Extra Ring) */
455 mb->un.varCfgMSI.messageNumberByHA[HA_R1_POS^3] = 1;
457 /* Multi-message interrupt autoclear configuration*/
458 mb->un.varCfgMSI.autoClearHA[0] = attentionConditions[0];
459 mb->un.varCfgMSI.autoClearHA[1] = attentionConditions[1];
461 /* For now, HBA autoclear does not work reliably, disable it */
462 mb->un.varCfgMSI.autoClearHA[0] = 0;
463 mb->un.varCfgMSI.autoClearHA[1] = 0;
465 /* Set command and owner bit */
466 mb->mbxCommand = MBX_CONFIG_MSI;
467 mb->mbxOwner = OWN_HOST;
473 * lpfc_init_link - Prepare a mailbox command for initialize link on a HBA
474 * @phba: pointer to lpfc hba data structure.
475 * @pmb: pointer to the driver internal queue element for mailbox command.
476 * @topology: the link topology for the link to be initialized to.
477 * @linkspeed: the link speed for the link to be initialized to.
479 * The initialize link mailbox command is used to initialize the Fibre
480 * Channel link. This command must follow a configure port command that
481 * establishes the mode of operation.
483 * This routine prepares the mailbox command for initializing link on a HBA
484 * with the specified link topology and speed.
487 lpfc_init_link(struct lpfc_hba * phba,
488 LPFC_MBOXQ_t * pmb, uint32_t topology, uint32_t linkspeed)
494 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
497 case FLAGS_TOPOLOGY_MODE_LOOP_PT:
498 mb->un.varInitLnk.link_flags = FLAGS_TOPOLOGY_MODE_LOOP;
499 mb->un.varInitLnk.link_flags |= FLAGS_TOPOLOGY_FAILOVER;
501 case FLAGS_TOPOLOGY_MODE_PT_PT:
502 mb->un.varInitLnk.link_flags = FLAGS_TOPOLOGY_MODE_PT_PT;
504 case FLAGS_TOPOLOGY_MODE_LOOP:
505 mb->un.varInitLnk.link_flags = FLAGS_TOPOLOGY_MODE_LOOP;
507 case FLAGS_TOPOLOGY_MODE_PT_LOOP:
508 mb->un.varInitLnk.link_flags = FLAGS_TOPOLOGY_MODE_PT_PT;
509 mb->un.varInitLnk.link_flags |= FLAGS_TOPOLOGY_FAILOVER;
512 mb->un.varInitLnk.link_flags = FLAGS_LOCAL_LB;
516 if ((phba->pcidev->device == PCI_DEVICE_ID_LANCER_G6_FC ||
517 phba->pcidev->device == PCI_DEVICE_ID_LANCER_G7_FC) &&
518 !(phba->sli4_hba.pc_sli4_params.pls) &&
519 mb->un.varInitLnk.link_flags & FLAGS_TOPOLOGY_MODE_LOOP) {
520 mb->un.varInitLnk.link_flags = FLAGS_TOPOLOGY_MODE_PT_PT;
521 phba->cfg_topology = FLAGS_TOPOLOGY_MODE_PT_PT;
524 /* Enable asynchronous ABTS responses from firmware */
525 if (phba->sli_rev == LPFC_SLI_REV3 && !phba->cfg_fcp_wait_abts_rsp)
526 mb->un.varInitLnk.link_flags |= FLAGS_IMED_ABORT;
529 * Setting up the link speed
532 if (vpd->rev.feaLevelHigh >= 0x02){
534 case LPFC_USER_LINK_SPEED_1G:
535 mb->un.varInitLnk.link_flags |= FLAGS_LINK_SPEED;
536 mb->un.varInitLnk.link_speed = LINK_SPEED_1G;
538 case LPFC_USER_LINK_SPEED_2G:
539 mb->un.varInitLnk.link_flags |= FLAGS_LINK_SPEED;
540 mb->un.varInitLnk.link_speed = LINK_SPEED_2G;
542 case LPFC_USER_LINK_SPEED_4G:
543 mb->un.varInitLnk.link_flags |= FLAGS_LINK_SPEED;
544 mb->un.varInitLnk.link_speed = LINK_SPEED_4G;
546 case LPFC_USER_LINK_SPEED_8G:
547 mb->un.varInitLnk.link_flags |= FLAGS_LINK_SPEED;
548 mb->un.varInitLnk.link_speed = LINK_SPEED_8G;
550 case LPFC_USER_LINK_SPEED_10G:
551 mb->un.varInitLnk.link_flags |= FLAGS_LINK_SPEED;
552 mb->un.varInitLnk.link_speed = LINK_SPEED_10G;
554 case LPFC_USER_LINK_SPEED_16G:
555 mb->un.varInitLnk.link_flags |= FLAGS_LINK_SPEED;
556 mb->un.varInitLnk.link_speed = LINK_SPEED_16G;
558 case LPFC_USER_LINK_SPEED_32G:
559 mb->un.varInitLnk.link_flags |= FLAGS_LINK_SPEED;
560 mb->un.varInitLnk.link_speed = LINK_SPEED_32G;
562 case LPFC_USER_LINK_SPEED_64G:
563 mb->un.varInitLnk.link_flags |= FLAGS_LINK_SPEED;
564 mb->un.varInitLnk.link_speed = LINK_SPEED_64G;
566 case LPFC_USER_LINK_SPEED_AUTO:
568 mb->un.varInitLnk.link_speed = LINK_SPEED_AUTO;
574 mb->un.varInitLnk.link_speed = LINK_SPEED_AUTO;
576 mb->mbxCommand = (volatile uint8_t)MBX_INIT_LINK;
577 mb->mbxOwner = OWN_HOST;
578 mb->un.varInitLnk.fabric_AL_PA = phba->fc_pref_ALPA;
583 * lpfc_read_sparam - Prepare a mailbox command for reading HBA parameters
584 * @phba: pointer to lpfc hba data structure.
585 * @pmb: pointer to the driver internal queue element for mailbox command.
586 * @vpi: virtual N_Port identifier.
588 * The read service parameter mailbox command is used to read the HBA port
589 * service parameters. The service parameters are read into the buffer
590 * specified directly by a BDE in the mailbox command. These service
591 * parameters may then be used to build the payload of an N_Port/F_POrt
592 * login request and reply (LOGI/ACC).
594 * This routine prepares the mailbox command for reading HBA port service
595 * parameters. The DMA memory is allocated in this function and the addresses
596 * are populated into the mailbox command for the HBA to DMA the service
601 * 1 - DMA memory allocation failed
604 lpfc_read_sparam(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb, int vpi)
606 struct lpfc_dmabuf *mp;
610 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
612 mb->mbxOwner = OWN_HOST;
614 /* Get a buffer to hold the HBAs Service Parameters */
616 mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
618 mp->virt = lpfc_mbuf_alloc(phba, 0, &mp->phys);
619 if (!mp || !mp->virt) {
621 mb->mbxCommand = MBX_READ_SPARM64;
622 /* READ_SPARAM: no buffers */
623 lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX,
624 "0301 READ_SPARAM: no buffers\n");
627 INIT_LIST_HEAD(&mp->list);
628 mb->mbxCommand = MBX_READ_SPARM64;
629 mb->un.varRdSparm.un.sp64.tus.f.bdeSize = sizeof (struct serv_parm);
630 mb->un.varRdSparm.un.sp64.addrHigh = putPaddrHigh(mp->phys);
631 mb->un.varRdSparm.un.sp64.addrLow = putPaddrLow(mp->phys);
632 if (phba->sli_rev >= LPFC_SLI_REV3)
633 mb->un.varRdSparm.vpi = phba->vpi_ids[vpi];
635 /* save address for completion */
642 * lpfc_unreg_did - Prepare a mailbox command for unregistering DID
643 * @phba: pointer to lpfc hba data structure.
644 * @vpi: virtual N_Port identifier.
645 * @did: remote port identifier.
646 * @pmb: pointer to the driver internal queue element for mailbox command.
648 * The unregister DID mailbox command is used to unregister an N_Port/F_Port
649 * login for an unknown RPI by specifying the DID of a remote port. This
650 * command frees an RPI context in the HBA port. This has the effect of
651 * performing an implicit N_Port/F_Port logout.
653 * This routine prepares the mailbox command for unregistering a remote
654 * N_Port/F_Port (DID) login.
657 lpfc_unreg_did(struct lpfc_hba * phba, uint16_t vpi, uint32_t did,
663 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
665 mb->un.varUnregDID.did = did;
666 mb->un.varUnregDID.vpi = vpi;
667 if ((vpi != 0xffff) &&
668 (phba->sli_rev == LPFC_SLI_REV4))
669 mb->un.varUnregDID.vpi = phba->vpi_ids[vpi];
671 mb->mbxCommand = MBX_UNREG_D_ID;
672 mb->mbxOwner = OWN_HOST;
677 * lpfc_read_config - Prepare a mailbox command for reading HBA configuration
678 * @phba: pointer to lpfc hba data structure.
679 * @pmb: pointer to the driver internal queue element for mailbox command.
681 * The read configuration mailbox command is used to read the HBA port
682 * configuration parameters. This mailbox command provides a method for
683 * seeing any parameters that may have changed via various configuration
686 * This routine prepares the mailbox command for reading out HBA configuration
690 lpfc_read_config(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
695 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
697 mb->mbxCommand = MBX_READ_CONFIG;
698 mb->mbxOwner = OWN_HOST;
703 * lpfc_read_lnk_stat - Prepare a mailbox command for reading HBA link stats
704 * @phba: pointer to lpfc hba data structure.
705 * @pmb: pointer to the driver internal queue element for mailbox command.
707 * The read link status mailbox command is used to read the link status from
708 * the HBA. Link status includes all link-related error counters. These
709 * counters are maintained by the HBA and originated in the link hardware
710 * unit. Note that all of these counters wrap.
712 * This routine prepares the mailbox command for reading out HBA link status.
715 lpfc_read_lnk_stat(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
720 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
722 mb->mbxCommand = MBX_READ_LNK_STAT;
723 mb->mbxOwner = OWN_HOST;
728 * lpfc_reg_rpi - Prepare a mailbox command for registering remote login
729 * @phba: pointer to lpfc hba data structure.
730 * @vpi: virtual N_Port identifier.
731 * @did: remote port identifier.
732 * @param: pointer to memory holding the server parameters.
733 * @pmb: pointer to the driver internal queue element for mailbox command.
734 * @rpi: the rpi to use in the registration (usually only used for SLI4.
736 * The registration login mailbox command is used to register an N_Port or
737 * F_Port login. This registration allows the HBA to cache the remote N_Port
738 * service parameters internally and thereby make the appropriate FC-2
739 * decisions. The remote port service parameters are handed off by the driver
740 * to the HBA using a descriptor entry that directly identifies a buffer in
741 * host memory. In exchange, the HBA returns an RPI identifier.
743 * This routine prepares the mailbox command for registering remote port login.
744 * The function allocates DMA buffer for passing the service parameters to the
745 * HBA with the mailbox command.
749 * 1 - DMA memory allocation failed
752 lpfc_reg_rpi(struct lpfc_hba *phba, uint16_t vpi, uint32_t did,
753 uint8_t *param, LPFC_MBOXQ_t *pmb, uint16_t rpi)
755 MAILBOX_t *mb = &pmb->u.mb;
757 struct lpfc_dmabuf *mp;
759 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
761 mb->un.varRegLogin.rpi = 0;
762 if (phba->sli_rev == LPFC_SLI_REV4)
763 mb->un.varRegLogin.rpi = phba->sli4_hba.rpi_ids[rpi];
764 if (phba->sli_rev >= LPFC_SLI_REV3)
765 mb->un.varRegLogin.vpi = phba->vpi_ids[vpi];
766 mb->un.varRegLogin.did = did;
767 mb->mbxOwner = OWN_HOST;
768 /* Get a buffer to hold NPorts Service Parameters */
769 mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
771 mp->virt = lpfc_mbuf_alloc(phba, 0, &mp->phys);
772 if (!mp || !mp->virt) {
774 mb->mbxCommand = MBX_REG_LOGIN64;
775 /* REG_LOGIN: no buffers */
776 lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX,
777 "0302 REG_LOGIN: no buffers, VPI:%d DID:x%x, "
778 "rpi x%x\n", vpi, did, rpi);
781 INIT_LIST_HEAD(&mp->list);
784 /* Copy param's into a new buffer */
785 memcpy(sparam, param, sizeof (struct serv_parm));
787 /* save address for completion */
788 pmb->ctx_buf = (uint8_t *)mp;
790 mb->mbxCommand = MBX_REG_LOGIN64;
791 mb->un.varRegLogin.un.sp64.tus.f.bdeSize = sizeof (struct serv_parm);
792 mb->un.varRegLogin.un.sp64.addrHigh = putPaddrHigh(mp->phys);
793 mb->un.varRegLogin.un.sp64.addrLow = putPaddrLow(mp->phys);
799 * lpfc_unreg_login - Prepare a mailbox command for unregistering remote login
800 * @phba: pointer to lpfc hba data structure.
801 * @vpi: virtual N_Port identifier.
802 * @rpi: remote port identifier
803 * @pmb: pointer to the driver internal queue element for mailbox command.
805 * The unregistration login mailbox command is used to unregister an N_Port
806 * or F_Port login. This command frees an RPI context in the HBA. It has the
807 * effect of performing an implicit N_Port/F_Port logout.
809 * This routine prepares the mailbox command for unregistering remote port
812 * For SLI4 ports, the rpi passed to this function must be the physical
813 * rpi value, not the logical index.
816 lpfc_unreg_login(struct lpfc_hba *phba, uint16_t vpi, uint32_t rpi,
822 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
824 mb->un.varUnregLogin.rpi = rpi;
825 mb->un.varUnregLogin.rsvd1 = 0;
826 if (phba->sli_rev >= LPFC_SLI_REV3)
827 mb->un.varUnregLogin.vpi = phba->vpi_ids[vpi];
829 mb->mbxCommand = MBX_UNREG_LOGIN;
830 mb->mbxOwner = OWN_HOST;
836 * lpfc_sli4_unreg_all_rpis - unregister all RPIs for a vport on SLI4 HBA.
837 * @vport: pointer to a vport object.
839 * This routine sends mailbox command to unregister all active RPIs for
843 lpfc_sli4_unreg_all_rpis(struct lpfc_vport *vport)
845 struct lpfc_hba *phba = vport->phba;
849 mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
852 * For SLI4 functions, the rpi field is overloaded for
853 * the vport context unreg all. This routine passes
854 * 0 for the rpi field in lpfc_unreg_login for compatibility
855 * with SLI3 and then overrides the rpi field with the
856 * expected value for SLI4.
858 lpfc_unreg_login(phba, vport->vpi, phba->vpi_ids[vport->vpi],
860 mbox->u.mb.un.varUnregLogin.rsvd1 = 0x4000;
862 mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
863 mbox->ctx_ndlp = NULL;
864 rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);
865 if (rc == MBX_NOT_FINISHED)
866 mempool_free(mbox, phba->mbox_mem_pool);
871 * lpfc_reg_vpi - Prepare a mailbox command for registering vport identifier
872 * @vport: pointer to a vport object.
873 * @pmb: pointer to the driver internal queue element for mailbox command.
875 * The registration vport identifier mailbox command is used to activate a
876 * virtual N_Port after it has acquired an N_Port_ID. The HBA validates the
877 * N_Port_ID against the information in the selected virtual N_Port context
878 * block and marks it active to allow normal processing of IOCB commands and
879 * received unsolicited exchanges.
881 * This routine prepares the mailbox command for registering a virtual N_Port.
884 lpfc_reg_vpi(struct lpfc_vport *vport, LPFC_MBOXQ_t *pmb)
886 MAILBOX_t *mb = &pmb->u.mb;
887 struct lpfc_hba *phba = vport->phba;
889 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
891 * Set the re-reg VPI bit for f/w to update the MAC address.
893 if ((phba->sli_rev == LPFC_SLI_REV4) &&
894 !(vport->fc_flag & FC_VPORT_NEEDS_REG_VPI))
895 mb->un.varRegVpi.upd = 1;
897 mb->un.varRegVpi.vpi = phba->vpi_ids[vport->vpi];
898 mb->un.varRegVpi.sid = vport->fc_myDID;
899 if (phba->sli_rev == LPFC_SLI_REV4)
900 mb->un.varRegVpi.vfi = phba->sli4_hba.vfi_ids[vport->vfi];
902 mb->un.varRegVpi.vfi = vport->vfi + vport->phba->vfi_base;
903 memcpy(mb->un.varRegVpi.wwn, &vport->fc_portname,
904 sizeof(struct lpfc_name));
905 mb->un.varRegVpi.wwn[0] = cpu_to_le32(mb->un.varRegVpi.wwn[0]);
906 mb->un.varRegVpi.wwn[1] = cpu_to_le32(mb->un.varRegVpi.wwn[1]);
908 mb->mbxCommand = MBX_REG_VPI;
909 mb->mbxOwner = OWN_HOST;
915 * lpfc_unreg_vpi - Prepare a mailbox command for unregistering vport id
916 * @phba: pointer to lpfc hba data structure.
917 * @vpi: virtual N_Port identifier.
918 * @pmb: pointer to the driver internal queue element for mailbox command.
920 * The unregistration vport identifier mailbox command is used to inactivate
921 * a virtual N_Port. The driver must have logged out and unregistered all
922 * remote N_Ports to abort any activity on the virtual N_Port. The HBA will
923 * unregisters any default RPIs associated with the specified vpi, aborting
924 * any active exchanges. The HBA will post the mailbox response after making
925 * the virtual N_Port inactive.
927 * This routine prepares the mailbox command for unregistering a virtual
931 lpfc_unreg_vpi(struct lpfc_hba *phba, uint16_t vpi, LPFC_MBOXQ_t *pmb)
933 MAILBOX_t *mb = &pmb->u.mb;
934 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
936 if (phba->sli_rev == LPFC_SLI_REV3)
937 mb->un.varUnregVpi.vpi = phba->vpi_ids[vpi];
938 else if (phba->sli_rev >= LPFC_SLI_REV4)
939 mb->un.varUnregVpi.sli4_vpi = phba->vpi_ids[vpi];
941 mb->mbxCommand = MBX_UNREG_VPI;
942 mb->mbxOwner = OWN_HOST;
948 * lpfc_config_pcb_setup - Set up IOCB rings in the Port Control Block (PCB)
949 * @phba: pointer to lpfc hba data structure.
951 * This routine sets up and initializes the IOCB rings in the Port Control
955 lpfc_config_pcb_setup(struct lpfc_hba * phba)
957 struct lpfc_sli *psli = &phba->sli;
958 struct lpfc_sli_ring *pring;
959 PCB_t *pcbp = phba->pcb;
960 dma_addr_t pdma_addr;
962 uint32_t iocbCnt = 0;
965 pcbp->maxRing = (psli->num_rings - 1);
967 for (i = 0; i < psli->num_rings; i++) {
968 pring = &psli->sli3_ring[i];
970 pring->sli.sli3.sizeCiocb =
971 phba->sli_rev == 3 ? SLI3_IOCB_CMD_SIZE :
973 pring->sli.sli3.sizeRiocb =
974 phba->sli_rev == 3 ? SLI3_IOCB_RSP_SIZE :
976 /* A ring MUST have both cmd and rsp entries defined to be
978 if ((pring->sli.sli3.numCiocb == 0) ||
979 (pring->sli.sli3.numRiocb == 0)) {
980 pcbp->rdsc[i].cmdEntries = 0;
981 pcbp->rdsc[i].rspEntries = 0;
982 pcbp->rdsc[i].cmdAddrHigh = 0;
983 pcbp->rdsc[i].rspAddrHigh = 0;
984 pcbp->rdsc[i].cmdAddrLow = 0;
985 pcbp->rdsc[i].rspAddrLow = 0;
986 pring->sli.sli3.cmdringaddr = NULL;
987 pring->sli.sli3.rspringaddr = NULL;
990 /* Command ring setup for ring */
991 pring->sli.sli3.cmdringaddr = (void *)&phba->IOCBs[iocbCnt];
992 pcbp->rdsc[i].cmdEntries = pring->sli.sli3.numCiocb;
994 offset = (uint8_t *) &phba->IOCBs[iocbCnt] -
995 (uint8_t *) phba->slim2p.virt;
996 pdma_addr = phba->slim2p.phys + offset;
997 pcbp->rdsc[i].cmdAddrHigh = putPaddrHigh(pdma_addr);
998 pcbp->rdsc[i].cmdAddrLow = putPaddrLow(pdma_addr);
999 iocbCnt += pring->sli.sli3.numCiocb;
1001 /* Response ring setup for ring */
1002 pring->sli.sli3.rspringaddr = (void *) &phba->IOCBs[iocbCnt];
1004 pcbp->rdsc[i].rspEntries = pring->sli.sli3.numRiocb;
1005 offset = (uint8_t *)&phba->IOCBs[iocbCnt] -
1006 (uint8_t *)phba->slim2p.virt;
1007 pdma_addr = phba->slim2p.phys + offset;
1008 pcbp->rdsc[i].rspAddrHigh = putPaddrHigh(pdma_addr);
1009 pcbp->rdsc[i].rspAddrLow = putPaddrLow(pdma_addr);
1010 iocbCnt += pring->sli.sli3.numRiocb;
1015 * lpfc_read_rev - Prepare a mailbox command for reading HBA revision
1016 * @phba: pointer to lpfc hba data structure.
1017 * @pmb: pointer to the driver internal queue element for mailbox command.
1019 * The read revision mailbox command is used to read the revision levels of
1020 * the HBA components. These components include hardware units, resident
1021 * firmware, and available firmware. HBAs that supports SLI-3 mode of
1022 * operation provide different response information depending on the version
1023 * requested by the driver.
1025 * This routine prepares the mailbox command for reading HBA revision
1029 lpfc_read_rev(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
1031 MAILBOX_t *mb = &pmb->u.mb;
1032 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
1033 mb->un.varRdRev.cv = 1;
1034 mb->un.varRdRev.v3req = 1; /* Request SLI3 info */
1035 mb->mbxCommand = MBX_READ_REV;
1036 mb->mbxOwner = OWN_HOST;
1041 lpfc_sli4_swap_str(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
1043 MAILBOX_t *mb = &pmb->u.mb;
1044 struct lpfc_mqe *mqe;
1046 switch (mb->mbxCommand) {
1049 lpfc_sli_pcimem_bcopy(mqe->un.read_rev.fw_name,
1050 mqe->un.read_rev.fw_name, 16);
1051 lpfc_sli_pcimem_bcopy(mqe->un.read_rev.ulp_fw_name,
1052 mqe->un.read_rev.ulp_fw_name, 16);
1061 * lpfc_build_hbq_profile2 - Set up the HBQ Selection Profile 2
1062 * @hbqmb: pointer to the HBQ configuration data structure in mailbox command.
1063 * @hbq_desc: pointer to the HBQ selection profile descriptor.
1065 * The Host Buffer Queue (HBQ) Selection Profile 2 specifies that the HBA
1066 * tests the incoming frames' R_CTL/TYPE fields with works 10:15 and performs
1067 * the Sequence Length Test using the fields in the Selection Profile 2
1068 * extension in words 20:31.
1071 lpfc_build_hbq_profile2(struct config_hbq_var *hbqmb,
1072 struct lpfc_hbq_init *hbq_desc)
1074 hbqmb->profiles.profile2.seqlenbcnt = hbq_desc->seqlenbcnt;
1075 hbqmb->profiles.profile2.maxlen = hbq_desc->maxlen;
1076 hbqmb->profiles.profile2.seqlenoff = hbq_desc->seqlenoff;
1080 * lpfc_build_hbq_profile3 - Set up the HBQ Selection Profile 3
1081 * @hbqmb: pointer to the HBQ configuration data structure in mailbox command.
1082 * @hbq_desc: pointer to the HBQ selection profile descriptor.
1084 * The Host Buffer Queue (HBQ) Selection Profile 3 specifies that the HBA
1085 * tests the incoming frame's R_CTL/TYPE fields with words 10:15 and performs
1086 * the Sequence Length Test and Byte Field Test using the fields in the
1087 * Selection Profile 3 extension in words 20:31.
1090 lpfc_build_hbq_profile3(struct config_hbq_var *hbqmb,
1091 struct lpfc_hbq_init *hbq_desc)
1093 hbqmb->profiles.profile3.seqlenbcnt = hbq_desc->seqlenbcnt;
1094 hbqmb->profiles.profile3.maxlen = hbq_desc->maxlen;
1095 hbqmb->profiles.profile3.cmdcodeoff = hbq_desc->cmdcodeoff;
1096 hbqmb->profiles.profile3.seqlenoff = hbq_desc->seqlenoff;
1097 memcpy(&hbqmb->profiles.profile3.cmdmatch, hbq_desc->cmdmatch,
1098 sizeof(hbqmb->profiles.profile3.cmdmatch));
1102 * lpfc_build_hbq_profile5 - Set up the HBQ Selection Profile 5
1103 * @hbqmb: pointer to the HBQ configuration data structure in mailbox command.
1104 * @hbq_desc: pointer to the HBQ selection profile descriptor.
1106 * The Host Buffer Queue (HBQ) Selection Profile 5 specifies a header HBQ. The
1107 * HBA tests the initial frame of an incoming sequence using the frame's
1108 * R_CTL/TYPE fields with words 10:15 and performs the Sequence Length Test
1109 * and Byte Field Test using the fields in the Selection Profile 5 extension
1113 lpfc_build_hbq_profile5(struct config_hbq_var *hbqmb,
1114 struct lpfc_hbq_init *hbq_desc)
1116 hbqmb->profiles.profile5.seqlenbcnt = hbq_desc->seqlenbcnt;
1117 hbqmb->profiles.profile5.maxlen = hbq_desc->maxlen;
1118 hbqmb->profiles.profile5.cmdcodeoff = hbq_desc->cmdcodeoff;
1119 hbqmb->profiles.profile5.seqlenoff = hbq_desc->seqlenoff;
1120 memcpy(&hbqmb->profiles.profile5.cmdmatch, hbq_desc->cmdmatch,
1121 sizeof(hbqmb->profiles.profile5.cmdmatch));
1125 * lpfc_config_hbq - Prepare a mailbox command for configuring an HBQ
1126 * @phba: pointer to lpfc hba data structure.
1127 * @id: HBQ identifier.
1128 * @hbq_desc: pointer to the HBA descriptor data structure.
1129 * @hbq_entry_index: index of the HBQ entry data structures.
1130 * @pmb: pointer to the driver internal queue element for mailbox command.
1132 * The configure HBQ (Host Buffer Queue) mailbox command is used to configure
1133 * an HBQ. The configuration binds events that require buffers to a particular
1134 * ring and HBQ based on a selection profile.
1136 * This routine prepares the mailbox command for configuring an HBQ.
1139 lpfc_config_hbq(struct lpfc_hba *phba, uint32_t id,
1140 struct lpfc_hbq_init *hbq_desc,
1141 uint32_t hbq_entry_index, LPFC_MBOXQ_t *pmb)
1144 MAILBOX_t *mb = &pmb->u.mb;
1145 struct config_hbq_var *hbqmb = &mb->un.varCfgHbq;
1147 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
1149 hbqmb->entry_count = hbq_desc->entry_count; /* # entries in HBQ */
1150 hbqmb->recvNotify = hbq_desc->rn; /* Receive
1152 hbqmb->numMask = hbq_desc->mask_count; /* # R_CTL/TYPE masks
1153 * # in words 0-19 */
1154 hbqmb->profile = hbq_desc->profile; /* Selection profile:
1157 hbqmb->ringMask = hbq_desc->ring_mask; /* Binds HBQ to a ring
1160 hbqmb->headerLen = hbq_desc->headerLen; /* 0 if not profile 4
1162 hbqmb->logEntry = hbq_desc->logEntry; /* Set to 1 if this
1166 hbqmb->hbqaddrLow = putPaddrLow(phba->hbqslimp.phys) +
1167 hbq_entry_index * sizeof(struct lpfc_hbq_entry);
1168 hbqmb->hbqaddrHigh = putPaddrHigh(phba->hbqslimp.phys);
1170 mb->mbxCommand = MBX_CONFIG_HBQ;
1171 mb->mbxOwner = OWN_HOST;
1173 /* Copy info for profiles 2,3,5. Other
1174 * profiles this area is reserved
1176 if (hbq_desc->profile == 2)
1177 lpfc_build_hbq_profile2(hbqmb, hbq_desc);
1178 else if (hbq_desc->profile == 3)
1179 lpfc_build_hbq_profile3(hbqmb, hbq_desc);
1180 else if (hbq_desc->profile == 5)
1181 lpfc_build_hbq_profile5(hbqmb, hbq_desc);
1183 /* Return if no rctl / type masks for this HBQ */
1184 if (!hbq_desc->mask_count)
1187 /* Otherwise we setup specific rctl / type masks for this HBQ */
1188 for (i = 0; i < hbq_desc->mask_count; i++) {
1189 hbqmb->hbqMasks[i].tmatch = hbq_desc->hbqMasks[i].tmatch;
1190 hbqmb->hbqMasks[i].tmask = hbq_desc->hbqMasks[i].tmask;
1191 hbqmb->hbqMasks[i].rctlmatch = hbq_desc->hbqMasks[i].rctlmatch;
1192 hbqmb->hbqMasks[i].rctlmask = hbq_desc->hbqMasks[i].rctlmask;
1199 * lpfc_config_ring - Prepare a mailbox command for configuring an IOCB ring
1200 * @phba: pointer to lpfc hba data structure.
1201 * @ring: ring number/index
1202 * @pmb: pointer to the driver internal queue element for mailbox command.
1204 * The configure ring mailbox command is used to configure an IOCB ring. This
1205 * configuration binds from one to six of HBA RC_CTL/TYPE mask entries to the
1206 * ring. This is used to map incoming sequences to a particular ring whose
1207 * RC_CTL/TYPE mask entry matches that of the sequence. The driver should not
1208 * attempt to configure a ring whose number is greater than the number
1209 * specified in the Port Control Block (PCB). It is an error to issue the
1210 * configure ring command more than once with the same ring number. The HBA
1211 * returns an error if the driver attempts this.
1213 * This routine prepares the mailbox command for configuring IOCB ring.
1216 lpfc_config_ring(struct lpfc_hba * phba, int ring, LPFC_MBOXQ_t * pmb)
1219 MAILBOX_t *mb = &pmb->u.mb;
1220 struct lpfc_sli *psli;
1221 struct lpfc_sli_ring *pring;
1223 memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
1225 mb->un.varCfgRing.ring = ring;
1226 mb->un.varCfgRing.maxOrigXchg = 0;
1227 mb->un.varCfgRing.maxRespXchg = 0;
1228 mb->un.varCfgRing.recvNotify = 1;
1231 pring = &psli->sli3_ring[ring];
1232 mb->un.varCfgRing.numMask = pring->num_mask;
1233 mb->mbxCommand = MBX_CONFIG_RING;
1234 mb->mbxOwner = OWN_HOST;
1236 /* Is this ring configured for a specific profile */
1237 if (pring->prt[0].profile) {
1238 mb->un.varCfgRing.profile = pring->prt[0].profile;
1242 /* Otherwise we setup specific rctl / type masks for this ring */
1243 for (i = 0; i < pring->num_mask; i++) {
1244 mb->un.varCfgRing.rrRegs[i].rval = pring->prt[i].rctl;
1245 if (mb->un.varCfgRing.rrRegs[i].rval != FC_RCTL_ELS_REQ)
1246 mb->un.varCfgRing.rrRegs[i].rmask = 0xff;
1248 mb->un.varCfgRing.rrRegs[i].rmask = 0xfe;
1249 mb->un.varCfgRing.rrRegs[i].tval = pring->prt[i].type;
1250 mb->un.varCfgRing.rrRegs[i].tmask = 0xff;
1257 * lpfc_config_port - Prepare a mailbox command for configuring port
1258 * @phba: pointer to lpfc hba data structure.
1259 * @pmb: pointer to the driver internal queue element for mailbox command.
1261 * The configure port mailbox command is used to identify the Port Control
1262 * Block (PCB) in the driver memory. After this command is issued, the
1263 * driver must not access the mailbox in the HBA without first resetting
1264 * the HBA. The HBA may copy the PCB information to internal storage for
1265 * subsequent use; the driver can not change the PCB information unless it
1268 * This routine prepares the mailbox command for configuring port.
1271 lpfc_config_port(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
1273 MAILBOX_t __iomem *mb_slim = (MAILBOX_t __iomem *) phba->MBslimaddr;
1274 MAILBOX_t *mb = &pmb->u.mb;
1275 dma_addr_t pdma_addr;
1276 uint32_t bar_low, bar_high;
1278 struct lpfc_hgp hgp;
1280 uint32_t pgp_offset;
1282 memset(pmb, 0, sizeof(LPFC_MBOXQ_t));
1283 mb->mbxCommand = MBX_CONFIG_PORT;
1284 mb->mbxOwner = OWN_HOST;
1286 mb->un.varCfgPort.pcbLen = sizeof(PCB_t);
1288 offset = (uint8_t *)phba->pcb - (uint8_t *)phba->slim2p.virt;
1289 pdma_addr = phba->slim2p.phys + offset;
1290 mb->un.varCfgPort.pcbLow = putPaddrLow(pdma_addr);
1291 mb->un.varCfgPort.pcbHigh = putPaddrHigh(pdma_addr);
1293 /* Always Host Group Pointer is in SLIM */
1294 mb->un.varCfgPort.hps = 1;
1296 /* If HBA supports SLI=3 ask for it */
1298 if (phba->sli_rev == LPFC_SLI_REV3 && phba->vpd.sli3Feat.cerbm) {
1299 if (phba->cfg_enable_bg)
1300 mb->un.varCfgPort.cbg = 1; /* configure BlockGuard */
1301 mb->un.varCfgPort.cerbm = 1; /* Request HBQs */
1302 mb->un.varCfgPort.ccrp = 1; /* Command Ring Polling */
1303 mb->un.varCfgPort.max_hbq = lpfc_sli_hbq_count();
1304 if (phba->max_vpi && phba->cfg_enable_npiv &&
1305 phba->vpd.sli3Feat.cmv) {
1306 mb->un.varCfgPort.max_vpi = LPFC_MAX_VPI;
1307 mb->un.varCfgPort.cmv = 1;
1309 mb->un.varCfgPort.max_vpi = phba->max_vpi = 0;
1311 phba->sli_rev = LPFC_SLI_REV2;
1312 mb->un.varCfgPort.sli_mode = phba->sli_rev;
1314 /* If this is an SLI3 port, configure async status notification. */
1315 if (phba->sli_rev == LPFC_SLI_REV3)
1316 mb->un.varCfgPort.casabt = 1;
1319 phba->pcb->type = TYPE_NATIVE_SLI2;
1320 phba->pcb->feature = FEATURE_INITIAL_SLI2;
1322 /* Setup Mailbox pointers */
1323 phba->pcb->mailBoxSize = sizeof(MAILBOX_t) + MAILBOX_EXT_SIZE;
1324 offset = (uint8_t *)phba->mbox - (uint8_t *)phba->slim2p.virt;
1325 pdma_addr = phba->slim2p.phys + offset;
1326 phba->pcb->mbAddrHigh = putPaddrHigh(pdma_addr);
1327 phba->pcb->mbAddrLow = putPaddrLow(pdma_addr);
1330 * Setup Host Group ring pointer.
1332 * For efficiency reasons, the ring get/put pointers can be
1333 * placed in adapter memory (SLIM) rather than in host memory.
1334 * This allows firmware to avoid PCI reads/writes when updating
1335 * and checking pointers.
1337 * The firmware recognizes the use of SLIM memory by comparing
1338 * the address of the get/put pointers structure with that of
1339 * the SLIM BAR (BAR0).
1341 * Caution: be sure to use the PCI config space value of BAR0/BAR1
1342 * (the hardware's view of the base address), not the OS's
1343 * value of pci_resource_start() as the OS value may be a cookie
1344 * for ioremap/iomap.
1348 pci_read_config_dword(phba->pcidev, PCI_BASE_ADDRESS_0, &bar_low);
1349 pci_read_config_dword(phba->pcidev, PCI_BASE_ADDRESS_1, &bar_high);
1352 * Set up HGP - Port Memory
1354 * The port expects the host get/put pointers to reside in memory
1355 * following the "non-diagnostic" mode mailbox (32 words, 0x80 bytes)
1356 * area of SLIM. In SLI-2 mode, there's an additional 16 reserved
1357 * words (0x40 bytes). This area is not reserved if HBQs are
1358 * configured in SLI-3.
1360 * CR0Put - SLI2(no HBQs) = 0xc0, With HBQs = 0x80
1369 * Reserved 0xa0-0xbf
1370 * If HBQs configured:
1371 * HBQ 0 Put ptr 0xc0
1372 * HBQ 1 Put ptr 0xc4
1373 * HBQ 2 Put ptr 0xc8
1375 * HBQ(M-1)Put Pointer 0xc0+(M-1)*4
1379 if (phba->cfg_hostmem_hgp && phba->sli_rev != 3) {
1380 phba->host_gp = (struct lpfc_hgp __iomem *)
1381 &phba->mbox->us.s2.host[0];
1382 phba->hbq_put = NULL;
1383 offset = (uint8_t *)&phba->mbox->us.s2.host -
1384 (uint8_t *)phba->slim2p.virt;
1385 pdma_addr = phba->slim2p.phys + offset;
1386 phba->pcb->hgpAddrHigh = putPaddrHigh(pdma_addr);
1387 phba->pcb->hgpAddrLow = putPaddrLow(pdma_addr);
1389 /* Always Host Group Pointer is in SLIM */
1390 mb->un.varCfgPort.hps = 1;
1392 if (phba->sli_rev == 3) {
1393 phba->host_gp = &mb_slim->us.s3.host[0];
1394 phba->hbq_put = &mb_slim->us.s3.hbq_put[0];
1396 phba->host_gp = &mb_slim->us.s2.host[0];
1397 phba->hbq_put = NULL;
1400 /* mask off BAR0's flag bits 0 - 3 */
1401 phba->pcb->hgpAddrLow = (bar_low & PCI_BASE_ADDRESS_MEM_MASK) +
1402 (void __iomem *)phba->host_gp -
1403 (void __iomem *)phba->MBslimaddr;
1404 if (bar_low & PCI_BASE_ADDRESS_MEM_TYPE_64)
1405 phba->pcb->hgpAddrHigh = bar_high;
1407 phba->pcb->hgpAddrHigh = 0;
1408 /* write HGP data to SLIM at the required longword offset */
1409 memset(&hgp, 0, sizeof(struct lpfc_hgp));
1411 for (i = 0; i < phba->sli.num_rings; i++) {
1412 lpfc_memcpy_to_slim(phba->host_gp + i, &hgp,
1413 sizeof(*phba->host_gp));
1417 /* Setup Port Group offset */
1418 if (phba->sli_rev == 3)
1419 pgp_offset = offsetof(struct lpfc_sli2_slim,
1420 mbx.us.s3_pgp.port);
1422 pgp_offset = offsetof(struct lpfc_sli2_slim, mbx.us.s2.port);
1423 pdma_addr = phba->slim2p.phys + pgp_offset;
1424 phba->pcb->pgpAddrHigh = putPaddrHigh(pdma_addr);
1425 phba->pcb->pgpAddrLow = putPaddrLow(pdma_addr);
1427 /* Use callback routine to setp rings in the pcb */
1428 lpfc_config_pcb_setup(phba);
1430 /* special handling for LC HBAs */
1431 if (lpfc_is_LC_HBA(phba->pcidev->device)) {
1432 uint32_t hbainit[5];
1434 lpfc_hba_init(phba, hbainit);
1436 memcpy(&mb->un.varCfgPort.hbainit, hbainit, 20);
1439 /* Swap PCB if needed */
1440 lpfc_sli_pcimem_bcopy(phba->pcb, phba->pcb, sizeof(PCB_t));
1444 * lpfc_kill_board - Prepare a mailbox command for killing board
1445 * @phba: pointer to lpfc hba data structure.
1446 * @pmb: pointer to the driver internal queue element for mailbox command.
1448 * The kill board mailbox command is used to tell firmware to perform a
1449 * graceful shutdown of a channel on a specified board to prepare for reset.
1450 * When the kill board mailbox command is received, the ER3 bit is set to 1
1451 * in the Host Status register and the ER Attention bit is set to 1 in the
1452 * Host Attention register of the HBA function that received the kill board
1455 * This routine prepares the mailbox command for killing the board in
1456 * preparation for a graceful shutdown.
1459 lpfc_kill_board(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
1461 MAILBOX_t *mb = &pmb->u.mb;
1463 memset(pmb, 0, sizeof(LPFC_MBOXQ_t));
1464 mb->mbxCommand = MBX_KILL_BOARD;
1465 mb->mbxOwner = OWN_HOST;
1470 * lpfc_mbox_put - Put a mailbox cmd into the tail of driver's mailbox queue
1471 * @phba: pointer to lpfc hba data structure.
1472 * @mbq: pointer to the driver internal queue element for mailbox command.
1474 * Driver maintains a internal mailbox command queue implemented as a linked
1475 * list. When a mailbox command is issued, it shall be put into the mailbox
1476 * command queue such that they shall be processed orderly as HBA can process
1477 * one mailbox command at a time.
1480 lpfc_mbox_put(struct lpfc_hba * phba, LPFC_MBOXQ_t * mbq)
1482 struct lpfc_sli *psli;
1486 list_add_tail(&mbq->list, &psli->mboxq);
1494 * lpfc_mbox_get - Remove a mailbox cmd from the head of driver's mailbox queue
1495 * @phba: pointer to lpfc hba data structure.
1497 * Driver maintains a internal mailbox command queue implemented as a linked
1498 * list. When a mailbox command is issued, it shall be put into the mailbox
1499 * command queue such that they shall be processed orderly as HBA can process
1500 * one mailbox command at a time. After HBA finished processing a mailbox
1501 * command, the driver will remove a pending mailbox command from the head of
1502 * the mailbox command queue and send to the HBA for processing.
1505 * pointer to the driver internal queue element for mailbox command.
1508 lpfc_mbox_get(struct lpfc_hba * phba)
1510 LPFC_MBOXQ_t *mbq = NULL;
1511 struct lpfc_sli *psli = &phba->sli;
1513 list_remove_head((&psli->mboxq), mbq, LPFC_MBOXQ_t, list);
1521 * __lpfc_mbox_cmpl_put - Put mailbox cmd into mailbox cmd complete list
1522 * @phba: pointer to lpfc hba data structure.
1523 * @mbq: pointer to the driver internal queue element for mailbox command.
1525 * This routine put the completed mailbox command into the mailbox command
1526 * complete list. This is the unlocked version of the routine. The mailbox
1527 * complete list is used by the driver worker thread to process mailbox
1528 * complete callback functions outside the driver interrupt handler.
1531 __lpfc_mbox_cmpl_put(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbq)
1533 list_add_tail(&mbq->list, &phba->sli.mboxq_cmpl);
1537 * lpfc_mbox_cmpl_put - Put mailbox command into mailbox command complete list
1538 * @phba: pointer to lpfc hba data structure.
1539 * @mbq: pointer to the driver internal queue element for mailbox command.
1541 * This routine put the completed mailbox command into the mailbox command
1542 * complete list. This is the locked version of the routine. The mailbox
1543 * complete list is used by the driver worker thread to process mailbox
1544 * complete callback functions outside the driver interrupt handler.
1547 lpfc_mbox_cmpl_put(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbq)
1549 unsigned long iflag;
1551 /* This function expects to be called from interrupt context */
1552 spin_lock_irqsave(&phba->hbalock, iflag);
1553 __lpfc_mbox_cmpl_put(phba, mbq);
1554 spin_unlock_irqrestore(&phba->hbalock, iflag);
1559 * lpfc_mbox_cmd_check - Check the validality of a mailbox command
1560 * @phba: pointer to lpfc hba data structure.
1561 * @mboxq: pointer to the driver internal queue element for mailbox command.
1563 * This routine is to check whether a mailbox command is valid to be issued.
1564 * This check will be performed by both the mailbox issue API when a client
1565 * is to issue a mailbox command to the mailbox transport.
1567 * Return 0 - pass the check, -ENODEV - fail the check
1570 lpfc_mbox_cmd_check(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
1572 /* Mailbox command that have a completion handler must also have a
1575 if (mboxq->mbox_cmpl && mboxq->mbox_cmpl != lpfc_sli_def_mbox_cmpl &&
1576 mboxq->mbox_cmpl != lpfc_sli_wake_mbox_wait) {
1577 if (!mboxq->vport) {
1578 lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_VPORT,
1579 "1814 Mbox x%x failed, no vport\n",
1580 mboxq->u.mb.mbxCommand);
1589 * lpfc_mbox_dev_check - Check the device state for issuing a mailbox command
1590 * @phba: pointer to lpfc hba data structure.
1592 * This routine is to check whether the HBA device is ready for posting a
1593 * mailbox command. It is used by the mailbox transport API at the time the
1594 * to post a mailbox command to the device.
1596 * Return 0 - pass the check, -ENODEV - fail the check
1599 lpfc_mbox_dev_check(struct lpfc_hba *phba)
1601 /* If the PCI channel is in offline state, do not issue mbox */
1602 if (unlikely(pci_channel_offline(phba->pcidev)))
1605 /* If the HBA is in error state, do not issue mbox */
1606 if (phba->link_state == LPFC_HBA_ERROR)
1613 * lpfc_mbox_tmo_val - Retrieve mailbox command timeout value
1614 * @phba: pointer to lpfc hba data structure.
1615 * @mboxq: pointer to the driver internal queue element for mailbox command.
1617 * This routine retrieves the proper timeout value according to the mailbox
1621 * Timeout value to be used for the given mailbox command
1624 lpfc_mbox_tmo_val(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
1626 MAILBOX_t *mbox = &mboxq->u.mb;
1627 uint8_t subsys, opcode;
1629 switch (mbox->mbxCommand) {
1630 case MBX_WRITE_NV: /* 0x03 */
1631 case MBX_DUMP_MEMORY: /* 0x17 */
1632 case MBX_UPDATE_CFG: /* 0x1B */
1633 case MBX_DOWN_LOAD: /* 0x1C */
1634 case MBX_DEL_LD_ENTRY: /* 0x1D */
1635 case MBX_WRITE_VPARMS: /* 0x32 */
1636 case MBX_LOAD_AREA: /* 0x81 */
1637 case MBX_WRITE_WWN: /* 0x98 */
1638 case MBX_LOAD_EXP_ROM: /* 0x9C */
1639 case MBX_ACCESS_VDATA: /* 0xA5 */
1640 return LPFC_MBOX_TMO_FLASH_CMD;
1641 case MBX_SLI4_CONFIG: /* 0x9b */
1642 subsys = lpfc_sli_config_mbox_subsys_get(phba, mboxq);
1643 opcode = lpfc_sli_config_mbox_opcode_get(phba, mboxq);
1644 if (subsys == LPFC_MBOX_SUBSYSTEM_COMMON) {
1646 case LPFC_MBOX_OPCODE_READ_OBJECT:
1647 case LPFC_MBOX_OPCODE_WRITE_OBJECT:
1648 case LPFC_MBOX_OPCODE_READ_OBJECT_LIST:
1649 case LPFC_MBOX_OPCODE_DELETE_OBJECT:
1650 case LPFC_MBOX_OPCODE_GET_PROFILE_LIST:
1651 case LPFC_MBOX_OPCODE_SET_ACT_PROFILE:
1652 case LPFC_MBOX_OPCODE_GET_PROFILE_CONFIG:
1653 case LPFC_MBOX_OPCODE_SET_PROFILE_CONFIG:
1654 case LPFC_MBOX_OPCODE_GET_FACTORY_PROFILE_CONFIG:
1655 case LPFC_MBOX_OPCODE_GET_PROFILE_CAPACITIES:
1656 case LPFC_MBOX_OPCODE_SEND_ACTIVATION:
1657 case LPFC_MBOX_OPCODE_RESET_LICENSES:
1658 case LPFC_MBOX_OPCODE_SET_BOOT_CONFIG:
1659 case LPFC_MBOX_OPCODE_GET_VPD_DATA:
1660 case LPFC_MBOX_OPCODE_SET_PHYSICAL_LINK_CONFIG:
1661 return LPFC_MBOX_SLI4_CONFIG_EXTENDED_TMO;
1664 if (subsys == LPFC_MBOX_SUBSYSTEM_FCOE) {
1666 case LPFC_MBOX_OPCODE_FCOE_SET_FCLINK_SETTINGS:
1667 return LPFC_MBOX_SLI4_CONFIG_EXTENDED_TMO;
1670 return LPFC_MBOX_SLI4_CONFIG_TMO;
1672 return LPFC_MBOX_TMO;
1676 * lpfc_sli4_mbx_sge_set - Set a sge entry in non-embedded mailbox command
1677 * @mbox: pointer to lpfc mbox command.
1678 * @sgentry: sge entry index.
1679 * @phyaddr: physical address for the sge
1680 * @length: Length of the sge.
1682 * This routine sets up an entry in the non-embedded mailbox command at the sge
1686 lpfc_sli4_mbx_sge_set(struct lpfcMboxq *mbox, uint32_t sgentry,
1687 dma_addr_t phyaddr, uint32_t length)
1689 struct lpfc_mbx_nembed_cmd *nembed_sge;
1691 nembed_sge = (struct lpfc_mbx_nembed_cmd *)
1692 &mbox->u.mqe.un.nembed_cmd;
1693 nembed_sge->sge[sgentry].pa_lo = putPaddrLow(phyaddr);
1694 nembed_sge->sge[sgentry].pa_hi = putPaddrHigh(phyaddr);
1695 nembed_sge->sge[sgentry].length = length;
1699 * lpfc_sli4_mbx_sge_get - Get a sge entry from non-embedded mailbox command
1700 * @mbox: pointer to lpfc mbox command.
1701 * @sgentry: sge entry index.
1702 * @sge: pointer to lpfc mailbox sge to load into.
1704 * This routine gets an entry from the non-embedded mailbox command at the sge
1708 lpfc_sli4_mbx_sge_get(struct lpfcMboxq *mbox, uint32_t sgentry,
1709 struct lpfc_mbx_sge *sge)
1711 struct lpfc_mbx_nembed_cmd *nembed_sge;
1713 nembed_sge = (struct lpfc_mbx_nembed_cmd *)
1714 &mbox->u.mqe.un.nembed_cmd;
1715 sge->pa_lo = nembed_sge->sge[sgentry].pa_lo;
1716 sge->pa_hi = nembed_sge->sge[sgentry].pa_hi;
1717 sge->length = nembed_sge->sge[sgentry].length;
1721 * lpfc_sli4_mbox_cmd_free - Free a sli4 mailbox command
1722 * @phba: pointer to lpfc hba data structure.
1723 * @mbox: pointer to lpfc mbox command.
1725 * This routine frees SLI4 specific mailbox command for sending IOCTL command.
1728 lpfc_sli4_mbox_cmd_free(struct lpfc_hba *phba, struct lpfcMboxq *mbox)
1730 struct lpfc_mbx_sli4_config *sli4_cfg;
1731 struct lpfc_mbx_sge sge;
1733 uint32_t sgecount, sgentry;
1735 sli4_cfg = &mbox->u.mqe.un.sli4_config;
1737 /* For embedded mbox command, just free the mbox command */
1738 if (bf_get(lpfc_mbox_hdr_emb, &sli4_cfg->header.cfg_mhdr)) {
1739 mempool_free(mbox, phba->mbox_mem_pool);
1743 /* For non-embedded mbox command, we need to free the pages first */
1744 sgecount = bf_get(lpfc_mbox_hdr_sge_cnt, &sli4_cfg->header.cfg_mhdr);
1745 /* There is nothing we can do if there is no sge address array */
1746 if (unlikely(!mbox->sge_array)) {
1747 mempool_free(mbox, phba->mbox_mem_pool);
1750 /* Each non-embedded DMA memory was allocated in the length of a page */
1751 for (sgentry = 0; sgentry < sgecount; sgentry++) {
1752 lpfc_sli4_mbx_sge_get(mbox, sgentry, &sge);
1753 phyaddr = getPaddr(sge.pa_hi, sge.pa_lo);
1754 dma_free_coherent(&phba->pcidev->dev, SLI4_PAGE_SIZE,
1755 mbox->sge_array->addr[sgentry], phyaddr);
1757 /* Free the sge address array memory */
1758 kfree(mbox->sge_array);
1759 /* Finally, free the mailbox command itself */
1760 mempool_free(mbox, phba->mbox_mem_pool);
1764 * lpfc_sli4_config - Initialize the SLI4 Config Mailbox command
1765 * @phba: pointer to lpfc hba data structure.
1766 * @mbox: pointer to lpfc mbox command.
1767 * @subsystem: The sli4 config sub mailbox subsystem.
1768 * @opcode: The sli4 config sub mailbox command opcode.
1769 * @length: Length of the sli4 config mailbox command (including sub-header).
1770 * @emb: True if embedded mbox command should be setup.
1772 * This routine sets up the header fields of SLI4 specific mailbox command
1773 * for sending IOCTL command.
1775 * Return: the actual length of the mbox command allocated (mostly useful
1776 * for none embedded mailbox command).
1779 lpfc_sli4_config(struct lpfc_hba *phba, struct lpfcMboxq *mbox,
1780 uint8_t subsystem, uint8_t opcode, uint32_t length, bool emb)
1782 struct lpfc_mbx_sli4_config *sli4_config;
1783 union lpfc_sli4_cfg_shdr *cfg_shdr = NULL;
1786 uint32_t pagen, pcount;
1790 /* Set up SLI4 mailbox command header fields */
1791 memset(mbox, 0, sizeof(*mbox));
1792 bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_SLI4_CONFIG);
1794 /* Set up SLI4 ioctl command header fields */
1795 sli4_config = &mbox->u.mqe.un.sli4_config;
1797 /* Setup for the embedded mbox command */
1799 /* Set up main header fields */
1800 bf_set(lpfc_mbox_hdr_emb, &sli4_config->header.cfg_mhdr, 1);
1801 sli4_config->header.cfg_mhdr.payload_length = length;
1802 /* Set up sub-header fields following main header */
1803 bf_set(lpfc_mbox_hdr_opcode,
1804 &sli4_config->header.cfg_shdr.request, opcode);
1805 bf_set(lpfc_mbox_hdr_subsystem,
1806 &sli4_config->header.cfg_shdr.request, subsystem);
1807 sli4_config->header.cfg_shdr.request.request_length =
1808 length - LPFC_MBX_CMD_HDR_LENGTH;
1812 /* Setup for the non-embedded mbox command */
1813 pcount = (SLI4_PAGE_ALIGN(length))/SLI4_PAGE_SIZE;
1814 pcount = (pcount > LPFC_SLI4_MBX_SGE_MAX_PAGES) ?
1815 LPFC_SLI4_MBX_SGE_MAX_PAGES : pcount;
1816 /* Allocate record for keeping SGE virtual addresses */
1817 mbox->sge_array = kzalloc(sizeof(struct lpfc_mbx_nembed_sge_virt),
1819 if (!mbox->sge_array) {
1820 lpfc_printf_log(phba, KERN_ERR, LOG_MBOX,
1821 "2527 Failed to allocate non-embedded SGE "
1825 for (pagen = 0, alloc_len = 0; pagen < pcount; pagen++) {
1826 /* The DMA memory is always allocated in the length of a
1827 * page even though the last SGE might not fill up to a
1828 * page, this is used as a priori size of SLI4_PAGE_SIZE for
1829 * the later DMA memory free.
1831 viraddr = dma_alloc_coherent(&phba->pcidev->dev,
1832 SLI4_PAGE_SIZE, &phyaddr,
1834 /* In case of malloc fails, proceed with whatever we have */
1837 mbox->sge_array->addr[pagen] = viraddr;
1838 /* Keep the first page for later sub-header construction */
1840 cfg_shdr = (union lpfc_sli4_cfg_shdr *)viraddr;
1841 resid_len = length - alloc_len;
1842 if (resid_len > SLI4_PAGE_SIZE) {
1843 lpfc_sli4_mbx_sge_set(mbox, pagen, phyaddr,
1845 alloc_len += SLI4_PAGE_SIZE;
1847 lpfc_sli4_mbx_sge_set(mbox, pagen, phyaddr,
1853 /* Set up main header fields in mailbox command */
1854 sli4_config->header.cfg_mhdr.payload_length = alloc_len;
1855 bf_set(lpfc_mbox_hdr_sge_cnt, &sli4_config->header.cfg_mhdr, pagen);
1857 /* Set up sub-header fields into the first page */
1859 bf_set(lpfc_mbox_hdr_opcode, &cfg_shdr->request, opcode);
1860 bf_set(lpfc_mbox_hdr_subsystem, &cfg_shdr->request, subsystem);
1861 cfg_shdr->request.request_length =
1862 alloc_len - sizeof(union lpfc_sli4_cfg_shdr);
1864 /* The sub-header is in DMA memory, which needs endian converstion */
1866 lpfc_sli_pcimem_bcopy(cfg_shdr, cfg_shdr,
1867 sizeof(union lpfc_sli4_cfg_shdr));
1872 * lpfc_sli4_mbox_rsrc_extent - Initialize the opcode resource extent.
1873 * @phba: pointer to lpfc hba data structure.
1874 * @mbox: pointer to an allocated lpfc mbox resource.
1875 * @exts_count: the number of extents, if required, to allocate.
1876 * @rsrc_type: the resource extent type.
1877 * @emb: true if LPFC_SLI4_MBX_EMBED. false if LPFC_SLI4_MBX_NEMBED.
1879 * This routine completes the subcommand header for SLI4 resource extent
1880 * mailbox commands. It is called after lpfc_sli4_config. The caller must
1881 * pass an allocated mailbox and the attributes required to initialize the
1882 * mailbox correctly.
1884 * Return: the actual length of the mbox command allocated.
1887 lpfc_sli4_mbox_rsrc_extent(struct lpfc_hba *phba, struct lpfcMboxq *mbox,
1888 uint16_t exts_count, uint16_t rsrc_type, bool emb)
1891 struct lpfc_mbx_nembed_rsrc_extent *n_rsrc_extnt = NULL;
1892 void *virtaddr = NULL;
1894 /* Set up SLI4 ioctl command header fields */
1895 if (emb == LPFC_SLI4_MBX_NEMBED) {
1896 /* Get the first SGE entry from the non-embedded DMA memory */
1897 virtaddr = mbox->sge_array->addr[0];
1898 if (virtaddr == NULL)
1900 n_rsrc_extnt = (struct lpfc_mbx_nembed_rsrc_extent *) virtaddr;
1904 * The resource type is common to all extent Opcodes and resides in the
1907 if (emb == LPFC_SLI4_MBX_EMBED)
1908 bf_set(lpfc_mbx_alloc_rsrc_extents_type,
1909 &mbox->u.mqe.un.alloc_rsrc_extents.u.req,
1912 /* This is DMA data. Byteswap is required. */
1913 bf_set(lpfc_mbx_alloc_rsrc_extents_type,
1914 n_rsrc_extnt, rsrc_type);
1915 lpfc_sli_pcimem_bcopy(&n_rsrc_extnt->word4,
1916 &n_rsrc_extnt->word4,
1920 /* Complete the initialization for the particular Opcode. */
1921 opcode = lpfc_sli_config_mbox_opcode_get(phba, mbox);
1923 case LPFC_MBOX_OPCODE_ALLOC_RSRC_EXTENT:
1924 if (emb == LPFC_SLI4_MBX_EMBED)
1925 bf_set(lpfc_mbx_alloc_rsrc_extents_cnt,
1926 &mbox->u.mqe.un.alloc_rsrc_extents.u.req,
1929 bf_set(lpfc_mbx_alloc_rsrc_extents_cnt,
1930 n_rsrc_extnt, exts_count);
1932 case LPFC_MBOX_OPCODE_GET_ALLOC_RSRC_EXTENT:
1933 case LPFC_MBOX_OPCODE_GET_RSRC_EXTENT_INFO:
1934 case LPFC_MBOX_OPCODE_DEALLOC_RSRC_EXTENT:
1935 /* Initialization is complete.*/
1938 lpfc_printf_log(phba, KERN_ERR, LOG_MBOX,
1939 "2929 Resource Extent Opcode x%x is "
1940 "unsupported\n", opcode);
1948 * lpfc_sli_config_mbox_subsys_get - Get subsystem from a sli_config mbox cmd
1949 * @phba: pointer to lpfc hba data structure.
1950 * @mbox: pointer to lpfc mbox command queue entry.
1952 * This routine gets the subsystem from a SLI4 specific SLI_CONFIG mailbox
1953 * command. If the mailbox command is not MBX_SLI4_CONFIG (0x9B) or if the
1954 * sub-header is not present, subsystem LPFC_MBOX_SUBSYSTEM_NA (0x0) shall
1958 lpfc_sli_config_mbox_subsys_get(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbox)
1960 struct lpfc_mbx_sli4_config *sli4_cfg;
1961 union lpfc_sli4_cfg_shdr *cfg_shdr;
1963 if (mbox->u.mb.mbxCommand != MBX_SLI4_CONFIG)
1964 return LPFC_MBOX_SUBSYSTEM_NA;
1965 sli4_cfg = &mbox->u.mqe.un.sli4_config;
1967 /* For embedded mbox command, get opcode from embedded sub-header*/
1968 if (bf_get(lpfc_mbox_hdr_emb, &sli4_cfg->header.cfg_mhdr)) {
1969 cfg_shdr = &mbox->u.mqe.un.sli4_config.header.cfg_shdr;
1970 return bf_get(lpfc_mbox_hdr_subsystem, &cfg_shdr->request);
1973 /* For non-embedded mbox command, get opcode from first dma page */
1974 if (unlikely(!mbox->sge_array))
1975 return LPFC_MBOX_SUBSYSTEM_NA;
1976 cfg_shdr = (union lpfc_sli4_cfg_shdr *)mbox->sge_array->addr[0];
1977 return bf_get(lpfc_mbox_hdr_subsystem, &cfg_shdr->request);
1981 * lpfc_sli_config_mbox_opcode_get - Get opcode from a sli_config mbox cmd
1982 * @phba: pointer to lpfc hba data structure.
1983 * @mbox: pointer to lpfc mbox command queue entry.
1985 * This routine gets the opcode from a SLI4 specific SLI_CONFIG mailbox
1986 * command. If the mailbox command is not MBX_SLI4_CONFIG (0x9B) or if
1987 * the sub-header is not present, opcode LPFC_MBOX_OPCODE_NA (0x0) be
1991 lpfc_sli_config_mbox_opcode_get(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbox)
1993 struct lpfc_mbx_sli4_config *sli4_cfg;
1994 union lpfc_sli4_cfg_shdr *cfg_shdr;
1996 if (mbox->u.mb.mbxCommand != MBX_SLI4_CONFIG)
1997 return LPFC_MBOX_OPCODE_NA;
1998 sli4_cfg = &mbox->u.mqe.un.sli4_config;
2000 /* For embedded mbox command, get opcode from embedded sub-header*/
2001 if (bf_get(lpfc_mbox_hdr_emb, &sli4_cfg->header.cfg_mhdr)) {
2002 cfg_shdr = &mbox->u.mqe.un.sli4_config.header.cfg_shdr;
2003 return bf_get(lpfc_mbox_hdr_opcode, &cfg_shdr->request);
2006 /* For non-embedded mbox command, get opcode from first dma page */
2007 if (unlikely(!mbox->sge_array))
2008 return LPFC_MBOX_OPCODE_NA;
2009 cfg_shdr = (union lpfc_sli4_cfg_shdr *)mbox->sge_array->addr[0];
2010 return bf_get(lpfc_mbox_hdr_opcode, &cfg_shdr->request);
2014 * lpfc_sli4_mbx_read_fcf_rec - Allocate and construct read fcf mbox cmd
2015 * @phba: pointer to lpfc hba data structure.
2016 * @mboxq: pointer to lpfc mbox command.
2017 * @fcf_index: index to fcf table.
2019 * This routine routine allocates and constructs non-embedded mailbox command
2020 * for reading a FCF table entry referred by @fcf_index.
2022 * Return: pointer to the mailbox command constructed if successful, otherwise
2026 lpfc_sli4_mbx_read_fcf_rec(struct lpfc_hba *phba,
2027 struct lpfcMboxq *mboxq,
2032 struct lpfc_mbx_sge sge;
2033 uint32_t alloc_len, req_len;
2034 struct lpfc_mbx_read_fcf_tbl *read_fcf;
2039 req_len = sizeof(struct fcf_record) +
2040 sizeof(union lpfc_sli4_cfg_shdr) + 2 * sizeof(uint32_t);
2042 /* Set up READ_FCF SLI4_CONFIG mailbox-ioctl command */
2043 alloc_len = lpfc_sli4_config(phba, mboxq, LPFC_MBOX_SUBSYSTEM_FCOE,
2044 LPFC_MBOX_OPCODE_FCOE_READ_FCF_TABLE, req_len,
2045 LPFC_SLI4_MBX_NEMBED);
2047 if (alloc_len < req_len) {
2048 lpfc_printf_log(phba, KERN_ERR, LOG_MBOX,
2049 "0291 Allocated DMA memory size (x%x) is "
2050 "less than the requested DMA memory "
2051 "size (x%x)\n", alloc_len, req_len);
2055 /* Get the first SGE entry from the non-embedded DMA memory. This
2056 * routine only uses a single SGE.
2058 lpfc_sli4_mbx_sge_get(mboxq, 0, &sge);
2059 virt_addr = mboxq->sge_array->addr[0];
2060 read_fcf = (struct lpfc_mbx_read_fcf_tbl *)virt_addr;
2062 /* Set up command fields */
2063 bf_set(lpfc_mbx_read_fcf_tbl_indx, &read_fcf->u.request, fcf_index);
2064 /* Perform necessary endian conversion */
2065 bytep = virt_addr + sizeof(union lpfc_sli4_cfg_shdr);
2066 lpfc_sli_pcimem_bcopy(bytep, bytep, sizeof(uint32_t));
2072 * lpfc_request_features: Configure SLI4 REQUEST_FEATURES mailbox
2073 * @phba: pointer to lpfc hba data structure.
2074 * @mboxq: pointer to lpfc mbox command.
2076 * This routine sets up the mailbox for an SLI4 REQUEST_FEATURES
2080 lpfc_request_features(struct lpfc_hba *phba, struct lpfcMboxq *mboxq)
2082 /* Set up SLI4 mailbox command header fields */
2083 memset(mboxq, 0, sizeof(LPFC_MBOXQ_t));
2084 bf_set(lpfc_mqe_command, &mboxq->u.mqe, MBX_SLI4_REQ_FTRS);
2086 /* Set up host requested features. */
2087 bf_set(lpfc_mbx_rq_ftr_rq_fcpi, &mboxq->u.mqe.un.req_ftrs, 1);
2088 bf_set(lpfc_mbx_rq_ftr_rq_perfh, &mboxq->u.mqe.un.req_ftrs, 1);
2090 /* Enable DIF (block guard) only if configured to do so. */
2091 if (phba->cfg_enable_bg)
2092 bf_set(lpfc_mbx_rq_ftr_rq_dif, &mboxq->u.mqe.un.req_ftrs, 1);
2094 /* Enable NPIV only if configured to do so. */
2095 if (phba->max_vpi && phba->cfg_enable_npiv)
2096 bf_set(lpfc_mbx_rq_ftr_rq_npiv, &mboxq->u.mqe.un.req_ftrs, 1);
2098 if (phba->nvmet_support) {
2099 bf_set(lpfc_mbx_rq_ftr_rq_mrqp, &mboxq->u.mqe.un.req_ftrs, 1);
2100 /* iaab/iaar NOT set for now */
2101 bf_set(lpfc_mbx_rq_ftr_rq_iaab, &mboxq->u.mqe.un.req_ftrs, 0);
2102 bf_set(lpfc_mbx_rq_ftr_rq_iaar, &mboxq->u.mqe.un.req_ftrs, 0);
2105 /* Enable Application Services Header for appheader VMID */
2106 if (phba->cfg_vmid_app_header) {
2107 bf_set(lpfc_mbx_rq_ftr_rq_ashdr, &mboxq->u.mqe.un.req_ftrs, 1);
2108 bf_set(lpfc_ftr_ashdr, &phba->sli4_hba.sli4_flags, 1);
2114 * lpfc_init_vfi - Initialize the INIT_VFI mailbox command
2115 * @mbox: pointer to lpfc mbox command to initialize.
2116 * @vport: Vport associated with the VF.
2118 * This routine initializes @mbox to all zeros and then fills in the mailbox
2119 * fields from @vport. INIT_VFI configures virtual fabrics identified by VFI
2120 * in the context of an FCF. The driver issues this command to setup a VFI
2121 * before issuing a FLOGI to login to the VSAN. The driver should also issue a
2122 * REG_VFI after a successful VSAN login.
2125 lpfc_init_vfi(struct lpfcMboxq *mbox, struct lpfc_vport *vport)
2127 struct lpfc_mbx_init_vfi *init_vfi;
2129 memset(mbox, 0, sizeof(*mbox));
2130 mbox->vport = vport;
2131 init_vfi = &mbox->u.mqe.un.init_vfi;
2132 bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_INIT_VFI);
2133 bf_set(lpfc_init_vfi_vr, init_vfi, 1);
2134 bf_set(lpfc_init_vfi_vt, init_vfi, 1);
2135 bf_set(lpfc_init_vfi_vp, init_vfi, 1);
2136 bf_set(lpfc_init_vfi_vfi, init_vfi,
2137 vport->phba->sli4_hba.vfi_ids[vport->vfi]);
2138 bf_set(lpfc_init_vfi_vpi, init_vfi,
2139 vport->phba->vpi_ids[vport->vpi]);
2140 bf_set(lpfc_init_vfi_fcfi, init_vfi,
2141 vport->phba->fcf.fcfi);
2145 * lpfc_reg_vfi - Initialize the REG_VFI mailbox command
2146 * @mbox: pointer to lpfc mbox command to initialize.
2147 * @vport: vport associated with the VF.
2148 * @phys: BDE DMA bus address used to send the service parameters to the HBA.
2150 * This routine initializes @mbox to all zeros and then fills in the mailbox
2151 * fields from @vport, and uses @buf as a DMAable buffer to send the vport's
2152 * fc service parameters to the HBA for this VFI. REG_VFI configures virtual
2153 * fabrics identified by VFI in the context of an FCF.
2156 lpfc_reg_vfi(struct lpfcMboxq *mbox, struct lpfc_vport *vport, dma_addr_t phys)
2158 struct lpfc_mbx_reg_vfi *reg_vfi;
2159 struct lpfc_hba *phba = vport->phba;
2160 uint8_t bbscn_fabric = 0, bbscn_max = 0, bbscn_def = 0;
2162 memset(mbox, 0, sizeof(*mbox));
2163 reg_vfi = &mbox->u.mqe.un.reg_vfi;
2164 bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_REG_VFI);
2165 bf_set(lpfc_reg_vfi_vp, reg_vfi, 1);
2166 bf_set(lpfc_reg_vfi_vfi, reg_vfi,
2167 phba->sli4_hba.vfi_ids[vport->vfi]);
2168 bf_set(lpfc_reg_vfi_fcfi, reg_vfi, phba->fcf.fcfi);
2169 bf_set(lpfc_reg_vfi_vpi, reg_vfi, phba->vpi_ids[vport->vpi]);
2170 memcpy(reg_vfi->wwn, &vport->fc_portname, sizeof(struct lpfc_name));
2171 reg_vfi->wwn[0] = cpu_to_le32(reg_vfi->wwn[0]);
2172 reg_vfi->wwn[1] = cpu_to_le32(reg_vfi->wwn[1]);
2173 reg_vfi->e_d_tov = phba->fc_edtov;
2174 reg_vfi->r_a_tov = phba->fc_ratov;
2176 reg_vfi->bde.addrHigh = putPaddrHigh(phys);
2177 reg_vfi->bde.addrLow = putPaddrLow(phys);
2178 reg_vfi->bde.tus.f.bdeSize = sizeof(vport->fc_sparam);
2179 reg_vfi->bde.tus.f.bdeFlags = BUFF_TYPE_BDE_64;
2181 bf_set(lpfc_reg_vfi_nport_id, reg_vfi, vport->fc_myDID);
2183 /* Only FC supports upd bit */
2184 if ((phba->sli4_hba.lnk_info.lnk_tp == LPFC_LNK_TYPE_FC) &&
2185 (vport->fc_flag & FC_VFI_REGISTERED) &&
2186 (!phba->fc_topology_changed))
2187 bf_set(lpfc_reg_vfi_upd, reg_vfi, 1);
2189 bf_set(lpfc_reg_vfi_bbcr, reg_vfi, 0);
2190 bf_set(lpfc_reg_vfi_bbscn, reg_vfi, 0);
2191 bbscn_fabric = (phba->fc_fabparam.cmn.bbRcvSizeMsb >> 4) & 0xF;
2193 if (phba->bbcredit_support && phba->cfg_enable_bbcr &&
2194 bbscn_fabric != 0) {
2195 bbscn_max = bf_get(lpfc_bbscn_max,
2196 &phba->sli4_hba.bbscn_params);
2197 if (bbscn_fabric <= bbscn_max) {
2198 bbscn_def = bf_get(lpfc_bbscn_def,
2199 &phba->sli4_hba.bbscn_params);
2201 if (bbscn_fabric > bbscn_def)
2202 bf_set(lpfc_reg_vfi_bbscn, reg_vfi,
2205 bf_set(lpfc_reg_vfi_bbscn, reg_vfi, bbscn_def);
2207 bf_set(lpfc_reg_vfi_bbcr, reg_vfi, 1);
2210 lpfc_printf_vlog(vport, KERN_INFO, LOG_MBOX,
2211 "3134 Register VFI, mydid:x%x, fcfi:%d, "
2212 " vfi:%d, vpi:%d, fc_pname:%x%x fc_flag:x%x"
2213 " port_state:x%x topology chg:%d bbscn_fabric :%d\n",
2216 phba->sli4_hba.vfi_ids[vport->vfi],
2217 phba->vpi_ids[vport->vpi],
2218 reg_vfi->wwn[0], reg_vfi->wwn[1], vport->fc_flag,
2219 vport->port_state, phba->fc_topology_changed,
2224 * lpfc_init_vpi - Initialize the INIT_VPI mailbox command
2225 * @phba: pointer to the hba structure to init the VPI for.
2226 * @mbox: pointer to lpfc mbox command to initialize.
2227 * @vpi: VPI to be initialized.
2229 * The INIT_VPI mailbox command supports virtual N_Ports. The driver uses the
2230 * command to activate a virtual N_Port. The HBA assigns a MAC address to use
2231 * with the virtual N Port. The SLI Host issues this command before issuing a
2232 * FDISC to connect to the Fabric. The SLI Host should issue a REG_VPI after a
2233 * successful virtual NPort login.
2236 lpfc_init_vpi(struct lpfc_hba *phba, struct lpfcMboxq *mbox, uint16_t vpi)
2238 memset(mbox, 0, sizeof(*mbox));
2239 bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_INIT_VPI);
2240 bf_set(lpfc_init_vpi_vpi, &mbox->u.mqe.un.init_vpi,
2241 phba->vpi_ids[vpi]);
2242 bf_set(lpfc_init_vpi_vfi, &mbox->u.mqe.un.init_vpi,
2243 phba->sli4_hba.vfi_ids[phba->pport->vfi]);
2247 * lpfc_unreg_vfi - Initialize the UNREG_VFI mailbox command
2248 * @mbox: pointer to lpfc mbox command to initialize.
2249 * @vport: vport associated with the VF.
2251 * The UNREG_VFI mailbox command causes the SLI Host to put a virtual fabric
2252 * (logical NPort) into the inactive state. The SLI Host must have logged out
2253 * and unregistered all remote N_Ports to abort any activity on the virtual
2254 * fabric. The SLI Port posts the mailbox response after marking the virtual
2258 lpfc_unreg_vfi(struct lpfcMboxq *mbox, struct lpfc_vport *vport)
2260 memset(mbox, 0, sizeof(*mbox));
2261 bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_UNREG_VFI);
2262 bf_set(lpfc_unreg_vfi_vfi, &mbox->u.mqe.un.unreg_vfi,
2263 vport->phba->sli4_hba.vfi_ids[vport->vfi]);
2267 * lpfc_sli4_dump_cfg_rg23 - Dump sli4 port config region 23
2268 * @phba: pointer to the hba structure containing.
2269 * @mbox: pointer to lpfc mbox command to initialize.
2271 * This function create a SLI4 dump mailbox command to dump configure
2275 lpfc_sli4_dump_cfg_rg23(struct lpfc_hba *phba, struct lpfcMboxq *mbox)
2277 struct lpfc_dmabuf *mp = NULL;
2280 memset(mbox, 0, sizeof(*mbox));
2283 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
2285 mp->virt = lpfc_mbuf_alloc(phba, 0, &mp->phys);
2287 if (!mp || !mp->virt) {
2289 /* dump config region 23 failed to allocate memory */
2290 lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX,
2291 "2569 lpfc dump config region 23: memory"
2292 " allocation failed\n");
2296 memset(mp->virt, 0, LPFC_BPL_SIZE);
2297 INIT_LIST_HEAD(&mp->list);
2299 /* save address for completion */
2300 mbox->ctx_buf = (uint8_t *)mp;
2302 mb->mbxCommand = MBX_DUMP_MEMORY;
2303 mb->un.varDmp.type = DMP_NV_PARAMS;
2304 mb->un.varDmp.region_id = DMP_REGION_23;
2305 mb->un.varDmp.sli4_length = DMP_RGN23_SIZE;
2306 mb->un.varWords[3] = putPaddrLow(mp->phys);
2307 mb->un.varWords[4] = putPaddrHigh(mp->phys);
2312 lpfc_mbx_cmpl_rdp_link_stat(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
2316 struct lpfc_rdp_context *rdp_context =
2317 (struct lpfc_rdp_context *)(mboxq->ctx_ndlp);
2323 memcpy(&rdp_context->link_stat, &mb->un.varRdLnk, sizeof(READ_LNK_VAR));
2328 lpfc_sli4_mbox_cmd_free(phba, mboxq);
2329 rdp_context->cmpl(phba, rdp_context, rc);
2333 lpfc_mbx_cmpl_rdp_page_a2(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbox)
2335 struct lpfc_dmabuf *mp = (struct lpfc_dmabuf *)mbox->ctx_buf;
2336 struct lpfc_rdp_context *rdp_context =
2337 (struct lpfc_rdp_context *)(mbox->ctx_ndlp);
2339 if (bf_get(lpfc_mqe_status, &mbox->u.mqe))
2340 goto error_mbuf_free;
2342 lpfc_sli_bemem_bcopy(mp->virt, &rdp_context->page_a2,
2343 DMP_SFF_PAGE_A2_SIZE);
2345 /* We don't need dma buffer for link stat. */
2346 lpfc_mbuf_free(phba, mp->virt, mp->phys);
2349 memset(mbox, 0, sizeof(*mbox));
2350 lpfc_read_lnk_stat(phba, mbox);
2351 mbox->vport = rdp_context->ndlp->vport;
2352 mbox->mbox_cmpl = lpfc_mbx_cmpl_rdp_link_stat;
2353 mbox->ctx_ndlp = (struct lpfc_rdp_context *)rdp_context;
2354 if (lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT) == MBX_NOT_FINISHED)
2355 goto error_cmd_free;
2360 lpfc_mbuf_free(phba, mp->virt, mp->phys);
2363 lpfc_sli4_mbox_cmd_free(phba, mbox);
2364 rdp_context->cmpl(phba, rdp_context, FAILURE);
2368 lpfc_mbx_cmpl_rdp_page_a0(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbox)
2371 struct lpfc_dmabuf *mp = (struct lpfc_dmabuf *)(mbox->ctx_buf);
2372 struct lpfc_rdp_context *rdp_context =
2373 (struct lpfc_rdp_context *)(mbox->ctx_ndlp);
2375 if (bf_get(lpfc_mqe_status, &mbox->u.mqe))
2378 lpfc_sli_bemem_bcopy(mp->virt, &rdp_context->page_a0,
2379 DMP_SFF_PAGE_A0_SIZE);
2381 memset(mbox, 0, sizeof(*mbox));
2383 memset(mp->virt, 0, DMP_SFF_PAGE_A2_SIZE);
2384 INIT_LIST_HEAD(&mp->list);
2386 /* save address for completion */
2388 mbox->vport = rdp_context->ndlp->vport;
2390 bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_DUMP_MEMORY);
2391 bf_set(lpfc_mbx_memory_dump_type3_type,
2392 &mbox->u.mqe.un.mem_dump_type3, DMP_LMSD);
2393 bf_set(lpfc_mbx_memory_dump_type3_link,
2394 &mbox->u.mqe.un.mem_dump_type3, phba->sli4_hba.physical_port);
2395 bf_set(lpfc_mbx_memory_dump_type3_page_no,
2396 &mbox->u.mqe.un.mem_dump_type3, DMP_PAGE_A2);
2397 bf_set(lpfc_mbx_memory_dump_type3_length,
2398 &mbox->u.mqe.un.mem_dump_type3, DMP_SFF_PAGE_A2_SIZE);
2399 mbox->u.mqe.un.mem_dump_type3.addr_lo = putPaddrLow(mp->phys);
2400 mbox->u.mqe.un.mem_dump_type3.addr_hi = putPaddrHigh(mp->phys);
2402 mbox->mbox_cmpl = lpfc_mbx_cmpl_rdp_page_a2;
2403 mbox->ctx_ndlp = (struct lpfc_rdp_context *)rdp_context;
2404 rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);
2405 if (rc == MBX_NOT_FINISHED)
2411 lpfc_mbuf_free(phba, mp->virt, mp->phys);
2413 lpfc_sli4_mbox_cmd_free(phba, mbox);
2414 rdp_context->cmpl(phba, rdp_context, FAILURE);
2419 * lpfc_sli4_dump_page_a0 - Dump sli4 read SFP Diagnostic.
2420 * @phba: pointer to the hba structure containing.
2421 * @mbox: pointer to lpfc mbox command to initialize.
2423 * This function create a SLI4 dump mailbox command to dump configure
2427 lpfc_sli4_dump_page_a0(struct lpfc_hba *phba, struct lpfcMboxq *mbox)
2429 struct lpfc_dmabuf *mp = NULL;
2431 memset(mbox, 0, sizeof(*mbox));
2433 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
2435 mp->virt = lpfc_mbuf_alloc(phba, 0, &mp->phys);
2436 if (!mp || !mp->virt) {
2438 lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX,
2439 "3569 dump type 3 page 0xA0 allocation failed\n");
2443 memset(mp->virt, 0, LPFC_BPL_SIZE);
2444 INIT_LIST_HEAD(&mp->list);
2446 bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_DUMP_MEMORY);
2447 /* save address for completion */
2450 bf_set(lpfc_mbx_memory_dump_type3_type,
2451 &mbox->u.mqe.un.mem_dump_type3, DMP_LMSD);
2452 bf_set(lpfc_mbx_memory_dump_type3_link,
2453 &mbox->u.mqe.un.mem_dump_type3, phba->sli4_hba.physical_port);
2454 bf_set(lpfc_mbx_memory_dump_type3_page_no,
2455 &mbox->u.mqe.un.mem_dump_type3, DMP_PAGE_A0);
2456 bf_set(lpfc_mbx_memory_dump_type3_length,
2457 &mbox->u.mqe.un.mem_dump_type3, DMP_SFF_PAGE_A0_SIZE);
2458 mbox->u.mqe.un.mem_dump_type3.addr_lo = putPaddrLow(mp->phys);
2459 mbox->u.mqe.un.mem_dump_type3.addr_hi = putPaddrHigh(mp->phys);
2465 * lpfc_reg_fcfi - Initialize the REG_FCFI mailbox command
2466 * @phba: pointer to the hba structure containing the FCF index and RQ ID.
2467 * @mbox: pointer to lpfc mbox command to initialize.
2469 * The REG_FCFI mailbox command supports Fibre Channel Forwarders (FCFs). The
2470 * SLI Host uses the command to activate an FCF after it has acquired FCF
2471 * information via a READ_FCF mailbox command. This mailbox command also is used
2472 * to indicate where received unsolicited frames from this FCF will be sent. By
2473 * default this routine will set up the FCF to forward all unsolicited frames
2474 * the the RQ ID passed in the @phba. This can be overridden by the caller for
2475 * more complicated setups.
2478 lpfc_reg_fcfi(struct lpfc_hba *phba, struct lpfcMboxq *mbox)
2480 struct lpfc_mbx_reg_fcfi *reg_fcfi;
2482 memset(mbox, 0, sizeof(*mbox));
2483 reg_fcfi = &mbox->u.mqe.un.reg_fcfi;
2484 bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_REG_FCFI);
2485 if (phba->nvmet_support == 0) {
2486 bf_set(lpfc_reg_fcfi_rq_id0, reg_fcfi,
2487 phba->sli4_hba.hdr_rq->queue_id);
2488 /* Match everything - rq_id0 */
2489 bf_set(lpfc_reg_fcfi_type_match0, reg_fcfi, 0);
2490 bf_set(lpfc_reg_fcfi_type_mask0, reg_fcfi, 0);
2491 bf_set(lpfc_reg_fcfi_rctl_match0, reg_fcfi, 0);
2492 bf_set(lpfc_reg_fcfi_rctl_mask0, reg_fcfi, 0);
2494 bf_set(lpfc_reg_fcfi_rq_id1, reg_fcfi, REG_FCF_INVALID_QID);
2496 /* addr mode is bit wise inverted value of fcf addr_mode */
2497 bf_set(lpfc_reg_fcfi_mam, reg_fcfi,
2498 (~phba->fcf.addr_mode) & 0x3);
2500 /* This is ONLY for NVMET MRQ == 1 */
2501 if (phba->cfg_nvmet_mrq != 1)
2504 bf_set(lpfc_reg_fcfi_rq_id0, reg_fcfi,
2505 phba->sli4_hba.nvmet_mrq_hdr[0]->queue_id);
2506 /* Match type FCP - rq_id0 */
2507 bf_set(lpfc_reg_fcfi_type_match0, reg_fcfi, FC_TYPE_FCP);
2508 bf_set(lpfc_reg_fcfi_type_mask0, reg_fcfi, 0xff);
2509 bf_set(lpfc_reg_fcfi_rctl_match0, reg_fcfi,
2510 FC_RCTL_DD_UNSOL_CMD);
2512 bf_set(lpfc_reg_fcfi_rq_id1, reg_fcfi,
2513 phba->sli4_hba.hdr_rq->queue_id);
2514 /* Match everything else - rq_id1 */
2515 bf_set(lpfc_reg_fcfi_type_match1, reg_fcfi, 0);
2516 bf_set(lpfc_reg_fcfi_type_mask1, reg_fcfi, 0);
2517 bf_set(lpfc_reg_fcfi_rctl_match1, reg_fcfi, 0);
2518 bf_set(lpfc_reg_fcfi_rctl_mask1, reg_fcfi, 0);
2520 bf_set(lpfc_reg_fcfi_rq_id2, reg_fcfi, REG_FCF_INVALID_QID);
2521 bf_set(lpfc_reg_fcfi_rq_id3, reg_fcfi, REG_FCF_INVALID_QID);
2522 bf_set(lpfc_reg_fcfi_info_index, reg_fcfi,
2523 phba->fcf.current_rec.fcf_indx);
2524 if (phba->fcf.current_rec.vlan_id != LPFC_FCOE_NULL_VID) {
2525 bf_set(lpfc_reg_fcfi_vv, reg_fcfi, 1);
2526 bf_set(lpfc_reg_fcfi_vlan_tag, reg_fcfi,
2527 phba->fcf.current_rec.vlan_id);
2532 * lpfc_reg_fcfi_mrq - Initialize the REG_FCFI_MRQ mailbox command
2533 * @phba: pointer to the hba structure containing the FCF index and RQ ID.
2534 * @mbox: pointer to lpfc mbox command to initialize.
2535 * @mode: 0 to register FCFI, 1 to register MRQs
2537 * The REG_FCFI_MRQ mailbox command supports Fibre Channel Forwarders (FCFs).
2538 * The SLI Host uses the command to activate an FCF after it has acquired FCF
2539 * information via a READ_FCF mailbox command. This mailbox command also is used
2540 * to indicate where received unsolicited frames from this FCF will be sent. By
2541 * default this routine will set up the FCF to forward all unsolicited frames
2542 * the the RQ ID passed in the @phba. This can be overridden by the caller for
2543 * more complicated setups.
2546 lpfc_reg_fcfi_mrq(struct lpfc_hba *phba, struct lpfcMboxq *mbox, int mode)
2548 struct lpfc_mbx_reg_fcfi_mrq *reg_fcfi;
2550 /* This is ONLY for MRQ */
2551 if (phba->cfg_nvmet_mrq <= 1)
2554 memset(mbox, 0, sizeof(*mbox));
2555 reg_fcfi = &mbox->u.mqe.un.reg_fcfi_mrq;
2556 bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_REG_FCFI_MRQ);
2558 bf_set(lpfc_reg_fcfi_mrq_info_index, reg_fcfi,
2559 phba->fcf.current_rec.fcf_indx);
2560 if (phba->fcf.current_rec.vlan_id != LPFC_FCOE_NULL_VID) {
2561 bf_set(lpfc_reg_fcfi_mrq_vv, reg_fcfi, 1);
2562 bf_set(lpfc_reg_fcfi_mrq_vlan_tag, reg_fcfi,
2563 phba->fcf.current_rec.vlan_id);
2568 bf_set(lpfc_reg_fcfi_mrq_rq_id0, reg_fcfi,
2569 phba->sli4_hba.nvmet_mrq_hdr[0]->queue_id);
2570 /* Match NVME frames of type FCP (protocol NVME) - rq_id0 */
2571 bf_set(lpfc_reg_fcfi_mrq_type_match0, reg_fcfi, FC_TYPE_FCP);
2572 bf_set(lpfc_reg_fcfi_mrq_type_mask0, reg_fcfi, 0xff);
2573 bf_set(lpfc_reg_fcfi_mrq_rctl_match0, reg_fcfi, FC_RCTL_DD_UNSOL_CMD);
2574 bf_set(lpfc_reg_fcfi_mrq_rctl_mask0, reg_fcfi, 0xff);
2575 bf_set(lpfc_reg_fcfi_mrq_ptc0, reg_fcfi, 1);
2576 bf_set(lpfc_reg_fcfi_mrq_pt0, reg_fcfi, 1);
2578 bf_set(lpfc_reg_fcfi_mrq_policy, reg_fcfi, 3); /* NVME connection id */
2579 bf_set(lpfc_reg_fcfi_mrq_mode, reg_fcfi, 1);
2580 bf_set(lpfc_reg_fcfi_mrq_filter, reg_fcfi, 1); /* rq_id0 */
2581 bf_set(lpfc_reg_fcfi_mrq_npairs, reg_fcfi, phba->cfg_nvmet_mrq);
2583 bf_set(lpfc_reg_fcfi_mrq_rq_id1, reg_fcfi,
2584 phba->sli4_hba.hdr_rq->queue_id);
2585 /* Match everything - rq_id1 */
2586 bf_set(lpfc_reg_fcfi_mrq_type_match1, reg_fcfi, 0);
2587 bf_set(lpfc_reg_fcfi_mrq_type_mask1, reg_fcfi, 0);
2588 bf_set(lpfc_reg_fcfi_mrq_rctl_match1, reg_fcfi, 0);
2589 bf_set(lpfc_reg_fcfi_mrq_rctl_mask1, reg_fcfi, 0);
2591 bf_set(lpfc_reg_fcfi_mrq_rq_id2, reg_fcfi, REG_FCF_INVALID_QID);
2592 bf_set(lpfc_reg_fcfi_mrq_rq_id3, reg_fcfi, REG_FCF_INVALID_QID);
2596 * lpfc_unreg_fcfi - Initialize the UNREG_FCFI mailbox command
2597 * @mbox: pointer to lpfc mbox command to initialize.
2598 * @fcfi: FCFI to be unregistered.
2600 * The UNREG_FCFI mailbox command supports Fibre Channel Forwarders (FCFs).
2601 * The SLI Host uses the command to inactivate an FCFI.
2604 lpfc_unreg_fcfi(struct lpfcMboxq *mbox, uint16_t fcfi)
2606 memset(mbox, 0, sizeof(*mbox));
2607 bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_UNREG_FCFI);
2608 bf_set(lpfc_unreg_fcfi, &mbox->u.mqe.un.unreg_fcfi, fcfi);
2612 * lpfc_resume_rpi - Initialize the RESUME_RPI mailbox command
2613 * @mbox: pointer to lpfc mbox command to initialize.
2614 * @ndlp: The nodelist structure that describes the RPI to resume.
2616 * The RESUME_RPI mailbox command is used to restart I/O to an RPI after a
2620 lpfc_resume_rpi(struct lpfcMboxq *mbox, struct lpfc_nodelist *ndlp)
2622 struct lpfc_hba *phba = ndlp->phba;
2623 struct lpfc_mbx_resume_rpi *resume_rpi;
2625 memset(mbox, 0, sizeof(*mbox));
2626 resume_rpi = &mbox->u.mqe.un.resume_rpi;
2627 bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_RESUME_RPI);
2628 bf_set(lpfc_resume_rpi_index, resume_rpi,
2629 phba->sli4_hba.rpi_ids[ndlp->nlp_rpi]);
2630 bf_set(lpfc_resume_rpi_ii, resume_rpi, RESUME_INDEX_RPI);
2631 resume_rpi->event_tag = ndlp->phba->fc_eventTag;