1 /*******************************************************************
2 * This file is part of the Emulex Linux Device Driver for *
3 * Fibre Channel Host Bus Adapters. *
4 * Copyright (C) 2017 Broadcom. All Rights Reserved. The term *
5 * “Broadcom” refers to Broadcom Limited 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
->context1
= (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
->context1
= (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
.citov
= phba
->fc_citov
;
381 if (phba
->cfg_ack0
&& (phba
->sli_rev
< LPFC_SLI_REV4
))
382 mb
->un
.varCfgLnk
.ack0_enable
= 1;
384 mb
->mbxCommand
= MBX_CONFIG_LINK
;
385 mb
->mbxOwner
= OWN_HOST
;
390 * lpfc_config_msi - Prepare a mailbox command for configuring msi-x
391 * @phba: pointer to lpfc hba data structure.
392 * @pmb: pointer to the driver internal queue element for mailbox command.
394 * The configure MSI-X mailbox command is used to configure the HBA's SLI-3
395 * MSI-X multi-message interrupt vector association to interrupt attention
403 lpfc_config_msi(struct lpfc_hba
*phba
, LPFC_MBOXQ_t
*pmb
)
405 MAILBOX_t
*mb
= &pmb
->u
.mb
;
406 uint32_t attentionConditions
[2];
409 if (phba
->cfg_use_msi
!= 2) {
410 lpfc_printf_log(phba
, KERN_ERR
, LOG_INIT
,
411 "0475 Not configured for supporting MSI-X "
412 "cfg_use_msi: 0x%x\n", phba
->cfg_use_msi
);
416 if (phba
->sli_rev
< 3) {
417 lpfc_printf_log(phba
, KERN_ERR
, LOG_INIT
,
418 "0476 HBA not supporting SLI-3 or later "
419 "SLI Revision: 0x%x\n", phba
->sli_rev
);
423 /* Clear mailbox command fields */
424 memset(pmb
, 0, sizeof(LPFC_MBOXQ_t
));
427 * SLI-3, Message Signaled Interrupt Fearure.
430 /* Multi-message attention configuration */
431 attentionConditions
[0] = (HA_R0ATT
| HA_R1ATT
| HA_R2ATT
| HA_ERATT
|
433 attentionConditions
[1] = 0;
435 mb
->un
.varCfgMSI
.attentionConditions
[0] = attentionConditions
[0];
436 mb
->un
.varCfgMSI
.attentionConditions
[1] = attentionConditions
[1];
439 * Set up message number to HA bit association
441 #ifdef __BIG_ENDIAN_BITFIELD
443 mb
->un
.varCfgMSI
.messageNumberByHA
[HA_R0_POS
] = 1;
444 /* RA1 (Other Protocol Extra Ring) */
445 mb
->un
.varCfgMSI
.messageNumberByHA
[HA_R1_POS
] = 1;
446 #else /* __LITTLE_ENDIAN_BITFIELD */
448 mb
->un
.varCfgMSI
.messageNumberByHA
[HA_R0_POS
^3] = 1;
449 /* RA1 (Other Protocol Extra Ring) */
450 mb
->un
.varCfgMSI
.messageNumberByHA
[HA_R1_POS
^3] = 1;
452 /* Multi-message interrupt autoclear configuration*/
453 mb
->un
.varCfgMSI
.autoClearHA
[0] = attentionConditions
[0];
454 mb
->un
.varCfgMSI
.autoClearHA
[1] = attentionConditions
[1];
456 /* For now, HBA autoclear does not work reliably, disable it */
457 mb
->un
.varCfgMSI
.autoClearHA
[0] = 0;
458 mb
->un
.varCfgMSI
.autoClearHA
[1] = 0;
460 /* Set command and owner bit */
461 mb
->mbxCommand
= MBX_CONFIG_MSI
;
462 mb
->mbxOwner
= OWN_HOST
;
468 * lpfc_init_link - Prepare a mailbox command for initialize link on a HBA
469 * @phba: pointer to lpfc hba data structure.
470 * @pmb: pointer to the driver internal queue element for mailbox command.
471 * @topology: the link topology for the link to be initialized to.
472 * @linkspeed: the link speed for the link to be initialized to.
474 * The initialize link mailbox command is used to initialize the Fibre
475 * Channel link. This command must follow a configure port command that
476 * establishes the mode of operation.
478 * This routine prepares the mailbox command for initializing link on a HBA
479 * with the specified link topology and speed.
482 lpfc_init_link(struct lpfc_hba
* phba
,
483 LPFC_MBOXQ_t
* pmb
, uint32_t topology
, uint32_t linkspeed
)
489 memset(pmb
, 0, sizeof (LPFC_MBOXQ_t
));
492 case FLAGS_TOPOLOGY_MODE_LOOP_PT
:
493 mb
->un
.varInitLnk
.link_flags
= FLAGS_TOPOLOGY_MODE_LOOP
;
494 mb
->un
.varInitLnk
.link_flags
|= FLAGS_TOPOLOGY_FAILOVER
;
496 case FLAGS_TOPOLOGY_MODE_PT_PT
:
497 mb
->un
.varInitLnk
.link_flags
= FLAGS_TOPOLOGY_MODE_PT_PT
;
499 case FLAGS_TOPOLOGY_MODE_LOOP
:
500 mb
->un
.varInitLnk
.link_flags
= FLAGS_TOPOLOGY_MODE_LOOP
;
502 case FLAGS_TOPOLOGY_MODE_PT_LOOP
:
503 mb
->un
.varInitLnk
.link_flags
= FLAGS_TOPOLOGY_MODE_PT_PT
;
504 mb
->un
.varInitLnk
.link_flags
|= FLAGS_TOPOLOGY_FAILOVER
;
507 mb
->un
.varInitLnk
.link_flags
= FLAGS_LOCAL_LB
;
511 if (phba
->pcidev
->device
== PCI_DEVICE_ID_LANCER_G6_FC
&&
512 mb
->un
.varInitLnk
.link_flags
& FLAGS_TOPOLOGY_MODE_LOOP
) {
513 /* Failover is not tried for Lancer G6 */
514 mb
->un
.varInitLnk
.link_flags
= FLAGS_TOPOLOGY_MODE_PT_PT
;
515 phba
->cfg_topology
= FLAGS_TOPOLOGY_MODE_PT_PT
;
518 /* Enable asynchronous ABTS responses from firmware */
519 mb
->un
.varInitLnk
.link_flags
|= FLAGS_IMED_ABORT
;
522 * Setting up the link speed
525 if (vpd
->rev
.feaLevelHigh
>= 0x02){
527 case LPFC_USER_LINK_SPEED_1G
:
528 mb
->un
.varInitLnk
.link_flags
|= FLAGS_LINK_SPEED
;
529 mb
->un
.varInitLnk
.link_speed
= LINK_SPEED_1G
;
531 case LPFC_USER_LINK_SPEED_2G
:
532 mb
->un
.varInitLnk
.link_flags
|= FLAGS_LINK_SPEED
;
533 mb
->un
.varInitLnk
.link_speed
= LINK_SPEED_2G
;
535 case LPFC_USER_LINK_SPEED_4G
:
536 mb
->un
.varInitLnk
.link_flags
|= FLAGS_LINK_SPEED
;
537 mb
->un
.varInitLnk
.link_speed
= LINK_SPEED_4G
;
539 case LPFC_USER_LINK_SPEED_8G
:
540 mb
->un
.varInitLnk
.link_flags
|= FLAGS_LINK_SPEED
;
541 mb
->un
.varInitLnk
.link_speed
= LINK_SPEED_8G
;
543 case LPFC_USER_LINK_SPEED_10G
:
544 mb
->un
.varInitLnk
.link_flags
|= FLAGS_LINK_SPEED
;
545 mb
->un
.varInitLnk
.link_speed
= LINK_SPEED_10G
;
547 case LPFC_USER_LINK_SPEED_16G
:
548 mb
->un
.varInitLnk
.link_flags
|= FLAGS_LINK_SPEED
;
549 mb
->un
.varInitLnk
.link_speed
= LINK_SPEED_16G
;
551 case LPFC_USER_LINK_SPEED_32G
:
552 mb
->un
.varInitLnk
.link_flags
|= FLAGS_LINK_SPEED
;
553 mb
->un
.varInitLnk
.link_speed
= LINK_SPEED_32G
;
555 case LPFC_USER_LINK_SPEED_AUTO
:
557 mb
->un
.varInitLnk
.link_speed
= LINK_SPEED_AUTO
;
563 mb
->un
.varInitLnk
.link_speed
= LINK_SPEED_AUTO
;
565 mb
->mbxCommand
= (volatile uint8_t)MBX_INIT_LINK
;
566 mb
->mbxOwner
= OWN_HOST
;
567 mb
->un
.varInitLnk
.fabric_AL_PA
= phba
->fc_pref_ALPA
;
572 * lpfc_read_sparam - Prepare a mailbox command for reading HBA parameters
573 * @phba: pointer to lpfc hba data structure.
574 * @pmb: pointer to the driver internal queue element for mailbox command.
575 * @vpi: virtual N_Port identifier.
577 * The read service parameter mailbox command is used to read the HBA port
578 * service parameters. The service parameters are read into the buffer
579 * specified directly by a BDE in the mailbox command. These service
580 * parameters may then be used to build the payload of an N_Port/F_POrt
581 * login request and reply (LOGI/ACC).
583 * This routine prepares the mailbox command for reading HBA port service
584 * parameters. The DMA memory is allocated in this function and the addresses
585 * are populated into the mailbox command for the HBA to DMA the service
590 * 1 - DMA memory allocation failed
593 lpfc_read_sparam(struct lpfc_hba
*phba
, LPFC_MBOXQ_t
*pmb
, int vpi
)
595 struct lpfc_dmabuf
*mp
;
599 memset(pmb
, 0, sizeof (LPFC_MBOXQ_t
));
601 mb
->mbxOwner
= OWN_HOST
;
603 /* Get a buffer to hold the HBAs Service Parameters */
605 mp
= kmalloc(sizeof (struct lpfc_dmabuf
), GFP_KERNEL
);
607 mp
->virt
= lpfc_mbuf_alloc(phba
, 0, &mp
->phys
);
608 if (!mp
|| !mp
->virt
) {
610 mb
->mbxCommand
= MBX_READ_SPARM64
;
611 /* READ_SPARAM: no buffers */
612 lpfc_printf_log(phba
, KERN_WARNING
, LOG_MBOX
,
613 "0301 READ_SPARAM: no buffers\n");
616 INIT_LIST_HEAD(&mp
->list
);
617 mb
->mbxCommand
= MBX_READ_SPARM64
;
618 mb
->un
.varRdSparm
.un
.sp64
.tus
.f
.bdeSize
= sizeof (struct serv_parm
);
619 mb
->un
.varRdSparm
.un
.sp64
.addrHigh
= putPaddrHigh(mp
->phys
);
620 mb
->un
.varRdSparm
.un
.sp64
.addrLow
= putPaddrLow(mp
->phys
);
621 if (phba
->sli_rev
>= LPFC_SLI_REV3
)
622 mb
->un
.varRdSparm
.vpi
= phba
->vpi_ids
[vpi
];
624 /* save address for completion */
631 * lpfc_unreg_did - Prepare a mailbox command for unregistering DID
632 * @phba: pointer to lpfc hba data structure.
633 * @vpi: virtual N_Port identifier.
634 * @did: remote port identifier.
635 * @pmb: pointer to the driver internal queue element for mailbox command.
637 * The unregister DID mailbox command is used to unregister an N_Port/F_Port
638 * login for an unknown RPI by specifying the DID of a remote port. This
639 * command frees an RPI context in the HBA port. This has the effect of
640 * performing an implicit N_Port/F_Port logout.
642 * This routine prepares the mailbox command for unregistering a remote
643 * N_Port/F_Port (DID) login.
646 lpfc_unreg_did(struct lpfc_hba
* phba
, uint16_t vpi
, uint32_t did
,
652 memset(pmb
, 0, sizeof (LPFC_MBOXQ_t
));
654 mb
->un
.varUnregDID
.did
= did
;
655 mb
->un
.varUnregDID
.vpi
= vpi
;
656 if ((vpi
!= 0xffff) &&
657 (phba
->sli_rev
== LPFC_SLI_REV4
))
658 mb
->un
.varUnregDID
.vpi
= phba
->vpi_ids
[vpi
];
660 mb
->mbxCommand
= MBX_UNREG_D_ID
;
661 mb
->mbxOwner
= OWN_HOST
;
666 * lpfc_read_config - Prepare a mailbox command for reading HBA configuration
667 * @phba: pointer to lpfc hba data structure.
668 * @pmb: pointer to the driver internal queue element for mailbox command.
670 * The read configuration mailbox command is used to read the HBA port
671 * configuration parameters. This mailbox command provides a method for
672 * seeing any parameters that may have changed via various configuration
675 * This routine prepares the mailbox command for reading out HBA configuration
679 lpfc_read_config(struct lpfc_hba
* phba
, LPFC_MBOXQ_t
* pmb
)
684 memset(pmb
, 0, sizeof (LPFC_MBOXQ_t
));
686 mb
->mbxCommand
= MBX_READ_CONFIG
;
687 mb
->mbxOwner
= OWN_HOST
;
692 * lpfc_read_lnk_stat - Prepare a mailbox command for reading HBA link stats
693 * @phba: pointer to lpfc hba data structure.
694 * @pmb: pointer to the driver internal queue element for mailbox command.
696 * The read link status mailbox command is used to read the link status from
697 * the HBA. Link status includes all link-related error counters. These
698 * counters are maintained by the HBA and originated in the link hardware
699 * unit. Note that all of these counters wrap.
701 * This routine prepares the mailbox command for reading out HBA link status.
704 lpfc_read_lnk_stat(struct lpfc_hba
* phba
, LPFC_MBOXQ_t
* pmb
)
709 memset(pmb
, 0, sizeof (LPFC_MBOXQ_t
));
711 mb
->mbxCommand
= MBX_READ_LNK_STAT
;
712 mb
->mbxOwner
= OWN_HOST
;
717 * lpfc_reg_rpi - Prepare a mailbox command for registering remote login
718 * @phba: pointer to lpfc hba data structure.
719 * @vpi: virtual N_Port identifier.
720 * @did: remote port identifier.
721 * @param: pointer to memory holding the server parameters.
722 * @pmb: pointer to the driver internal queue element for mailbox command.
723 * @rpi: the rpi to use in the registration (usually only used for SLI4.
725 * The registration login mailbox command is used to register an N_Port or
726 * F_Port login. This registration allows the HBA to cache the remote N_Port
727 * service parameters internally and thereby make the appropriate FC-2
728 * decisions. The remote port service parameters are handed off by the driver
729 * to the HBA using a descriptor entry that directly identifies a buffer in
730 * host memory. In exchange, the HBA returns an RPI identifier.
732 * This routine prepares the mailbox command for registering remote port login.
733 * The function allocates DMA buffer for passing the service parameters to the
734 * HBA with the mailbox command.
738 * 1 - DMA memory allocation failed
741 lpfc_reg_rpi(struct lpfc_hba
*phba
, uint16_t vpi
, uint32_t did
,
742 uint8_t *param
, LPFC_MBOXQ_t
*pmb
, uint16_t rpi
)
744 MAILBOX_t
*mb
= &pmb
->u
.mb
;
746 struct lpfc_dmabuf
*mp
;
748 memset(pmb
, 0, sizeof (LPFC_MBOXQ_t
));
750 mb
->un
.varRegLogin
.rpi
= 0;
751 if (phba
->sli_rev
== LPFC_SLI_REV4
)
752 mb
->un
.varRegLogin
.rpi
= phba
->sli4_hba
.rpi_ids
[rpi
];
753 if (phba
->sli_rev
>= LPFC_SLI_REV3
)
754 mb
->un
.varRegLogin
.vpi
= phba
->vpi_ids
[vpi
];
755 mb
->un
.varRegLogin
.did
= did
;
756 mb
->mbxOwner
= OWN_HOST
;
757 /* Get a buffer to hold NPorts Service Parameters */
758 mp
= kmalloc(sizeof (struct lpfc_dmabuf
), GFP_KERNEL
);
760 mp
->virt
= lpfc_mbuf_alloc(phba
, 0, &mp
->phys
);
761 if (!mp
|| !mp
->virt
) {
763 mb
->mbxCommand
= MBX_REG_LOGIN64
;
764 /* REG_LOGIN: no buffers */
765 lpfc_printf_log(phba
, KERN_WARNING
, LOG_MBOX
,
766 "0302 REG_LOGIN: no buffers, VPI:%d DID:x%x, "
767 "rpi x%x\n", vpi
, did
, rpi
);
770 INIT_LIST_HEAD(&mp
->list
);
773 /* Copy param's into a new buffer */
774 memcpy(sparam
, param
, sizeof (struct serv_parm
));
776 /* save address for completion */
777 pmb
->context1
= (uint8_t *) mp
;
779 mb
->mbxCommand
= MBX_REG_LOGIN64
;
780 mb
->un
.varRegLogin
.un
.sp64
.tus
.f
.bdeSize
= sizeof (struct serv_parm
);
781 mb
->un
.varRegLogin
.un
.sp64
.addrHigh
= putPaddrHigh(mp
->phys
);
782 mb
->un
.varRegLogin
.un
.sp64
.addrLow
= putPaddrLow(mp
->phys
);
788 * lpfc_unreg_login - Prepare a mailbox command for unregistering remote login
789 * @phba: pointer to lpfc hba data structure.
790 * @vpi: virtual N_Port identifier.
791 * @rpi: remote port identifier
792 * @pmb: pointer to the driver internal queue element for mailbox command.
794 * The unregistration login mailbox command is used to unregister an N_Port
795 * or F_Port login. This command frees an RPI context in the HBA. It has the
796 * effect of performing an implicit N_Port/F_Port logout.
798 * This routine prepares the mailbox command for unregistering remote port
801 * For SLI4 ports, the rpi passed to this function must be the physical
802 * rpi value, not the logical index.
805 lpfc_unreg_login(struct lpfc_hba
*phba
, uint16_t vpi
, uint32_t rpi
,
811 memset(pmb
, 0, sizeof (LPFC_MBOXQ_t
));
813 mb
->un
.varUnregLogin
.rpi
= rpi
;
814 mb
->un
.varUnregLogin
.rsvd1
= 0;
815 if (phba
->sli_rev
>= LPFC_SLI_REV3
)
816 mb
->un
.varUnregLogin
.vpi
= phba
->vpi_ids
[vpi
];
818 mb
->mbxCommand
= MBX_UNREG_LOGIN
;
819 mb
->mbxOwner
= OWN_HOST
;
825 * lpfc_sli4_unreg_all_rpis - unregister all RPIs for a vport on SLI4 HBA.
826 * @vport: pointer to a vport object.
828 * This routine sends mailbox command to unregister all active RPIs for
832 lpfc_sli4_unreg_all_rpis(struct lpfc_vport
*vport
)
834 struct lpfc_hba
*phba
= vport
->phba
;
838 mbox
= mempool_alloc(phba
->mbox_mem_pool
, GFP_KERNEL
);
841 * For SLI4 functions, the rpi field is overloaded for
842 * the vport context unreg all. This routine passes
843 * 0 for the rpi field in lpfc_unreg_login for compatibility
844 * with SLI3 and then overrides the rpi field with the
845 * expected value for SLI4.
847 lpfc_unreg_login(phba
, vport
->vpi
, phba
->vpi_ids
[vport
->vpi
],
849 mbox
->u
.mb
.un
.varUnregLogin
.rsvd1
= 0x4000;
851 mbox
->mbox_cmpl
= lpfc_sli_def_mbox_cmpl
;
852 mbox
->context1
= NULL
;
853 rc
= lpfc_sli_issue_mbox(phba
, mbox
, MBX_NOWAIT
);
854 if (rc
== MBX_NOT_FINISHED
)
855 mempool_free(mbox
, phba
->mbox_mem_pool
);
860 * lpfc_reg_vpi - Prepare a mailbox command for registering vport identifier
861 * @phba: pointer to lpfc hba data structure.
862 * @vpi: virtual N_Port identifier.
863 * @sid: Fibre Channel S_ID (N_Port_ID assigned to a virtual N_Port).
864 * @pmb: pointer to the driver internal queue element for mailbox command.
866 * The registration vport identifier mailbox command is used to activate a
867 * virtual N_Port after it has acquired an N_Port_ID. The HBA validates the
868 * N_Port_ID against the information in the selected virtual N_Port context
869 * block and marks it active to allow normal processing of IOCB commands and
870 * received unsolicited exchanges.
872 * This routine prepares the mailbox command for registering a virtual N_Port.
875 lpfc_reg_vpi(struct lpfc_vport
*vport
, LPFC_MBOXQ_t
*pmb
)
877 MAILBOX_t
*mb
= &pmb
->u
.mb
;
878 struct lpfc_hba
*phba
= vport
->phba
;
880 memset(pmb
, 0, sizeof (LPFC_MBOXQ_t
));
882 * Set the re-reg VPI bit for f/w to update the MAC address.
884 if ((phba
->sli_rev
== LPFC_SLI_REV4
) &&
885 !(vport
->fc_flag
& FC_VPORT_NEEDS_REG_VPI
))
886 mb
->un
.varRegVpi
.upd
= 1;
888 mb
->un
.varRegVpi
.vpi
= phba
->vpi_ids
[vport
->vpi
];
889 mb
->un
.varRegVpi
.sid
= vport
->fc_myDID
;
890 if (phba
->sli_rev
== LPFC_SLI_REV4
)
891 mb
->un
.varRegVpi
.vfi
= phba
->sli4_hba
.vfi_ids
[vport
->vfi
];
893 mb
->un
.varRegVpi
.vfi
= vport
->vfi
+ vport
->phba
->vfi_base
;
894 memcpy(mb
->un
.varRegVpi
.wwn
, &vport
->fc_portname
,
895 sizeof(struct lpfc_name
));
896 mb
->un
.varRegVpi
.wwn
[0] = cpu_to_le32(mb
->un
.varRegVpi
.wwn
[0]);
897 mb
->un
.varRegVpi
.wwn
[1] = cpu_to_le32(mb
->un
.varRegVpi
.wwn
[1]);
899 mb
->mbxCommand
= MBX_REG_VPI
;
900 mb
->mbxOwner
= OWN_HOST
;
906 * lpfc_unreg_vpi - Prepare a mailbox command for unregistering vport id
907 * @phba: pointer to lpfc hba data structure.
908 * @vpi: virtual N_Port identifier.
909 * @pmb: pointer to the driver internal queue element for mailbox command.
911 * The unregistration vport identifier mailbox command is used to inactivate
912 * a virtual N_Port. The driver must have logged out and unregistered all
913 * remote N_Ports to abort any activity on the virtual N_Port. The HBA will
914 * unregisters any default RPIs associated with the specified vpi, aborting
915 * any active exchanges. The HBA will post the mailbox response after making
916 * the virtual N_Port inactive.
918 * This routine prepares the mailbox command for unregistering a virtual
922 lpfc_unreg_vpi(struct lpfc_hba
*phba
, uint16_t vpi
, LPFC_MBOXQ_t
*pmb
)
924 MAILBOX_t
*mb
= &pmb
->u
.mb
;
925 memset(pmb
, 0, sizeof (LPFC_MBOXQ_t
));
927 if (phba
->sli_rev
== LPFC_SLI_REV3
)
928 mb
->un
.varUnregVpi
.vpi
= phba
->vpi_ids
[vpi
];
929 else if (phba
->sli_rev
>= LPFC_SLI_REV4
)
930 mb
->un
.varUnregVpi
.sli4_vpi
= phba
->vpi_ids
[vpi
];
932 mb
->mbxCommand
= MBX_UNREG_VPI
;
933 mb
->mbxOwner
= OWN_HOST
;
939 * lpfc_config_pcb_setup - Set up IOCB rings in the Port Control Block (PCB)
940 * @phba: pointer to lpfc hba data structure.
942 * This routine sets up and initializes the IOCB rings in the Port Control
946 lpfc_config_pcb_setup(struct lpfc_hba
* phba
)
948 struct lpfc_sli
*psli
= &phba
->sli
;
949 struct lpfc_sli_ring
*pring
;
950 PCB_t
*pcbp
= phba
->pcb
;
951 dma_addr_t pdma_addr
;
953 uint32_t iocbCnt
= 0;
956 pcbp
->maxRing
= (psli
->num_rings
- 1);
958 for (i
= 0; i
< psli
->num_rings
; i
++) {
959 pring
= &psli
->sli3_ring
[i
];
961 pring
->sli
.sli3
.sizeCiocb
=
962 phba
->sli_rev
== 3 ? SLI3_IOCB_CMD_SIZE
:
964 pring
->sli
.sli3
.sizeRiocb
=
965 phba
->sli_rev
== 3 ? SLI3_IOCB_RSP_SIZE
:
967 /* A ring MUST have both cmd and rsp entries defined to be
969 if ((pring
->sli
.sli3
.numCiocb
== 0) ||
970 (pring
->sli
.sli3
.numRiocb
== 0)) {
971 pcbp
->rdsc
[i
].cmdEntries
= 0;
972 pcbp
->rdsc
[i
].rspEntries
= 0;
973 pcbp
->rdsc
[i
].cmdAddrHigh
= 0;
974 pcbp
->rdsc
[i
].rspAddrHigh
= 0;
975 pcbp
->rdsc
[i
].cmdAddrLow
= 0;
976 pcbp
->rdsc
[i
].rspAddrLow
= 0;
977 pring
->sli
.sli3
.cmdringaddr
= NULL
;
978 pring
->sli
.sli3
.rspringaddr
= NULL
;
981 /* Command ring setup for ring */
982 pring
->sli
.sli3
.cmdringaddr
= (void *)&phba
->IOCBs
[iocbCnt
];
983 pcbp
->rdsc
[i
].cmdEntries
= pring
->sli
.sli3
.numCiocb
;
985 offset
= (uint8_t *) &phba
->IOCBs
[iocbCnt
] -
986 (uint8_t *) phba
->slim2p
.virt
;
987 pdma_addr
= phba
->slim2p
.phys
+ offset
;
988 pcbp
->rdsc
[i
].cmdAddrHigh
= putPaddrHigh(pdma_addr
);
989 pcbp
->rdsc
[i
].cmdAddrLow
= putPaddrLow(pdma_addr
);
990 iocbCnt
+= pring
->sli
.sli3
.numCiocb
;
992 /* Response ring setup for ring */
993 pring
->sli
.sli3
.rspringaddr
= (void *) &phba
->IOCBs
[iocbCnt
];
995 pcbp
->rdsc
[i
].rspEntries
= pring
->sli
.sli3
.numRiocb
;
996 offset
= (uint8_t *)&phba
->IOCBs
[iocbCnt
] -
997 (uint8_t *)phba
->slim2p
.virt
;
998 pdma_addr
= phba
->slim2p
.phys
+ offset
;
999 pcbp
->rdsc
[i
].rspAddrHigh
= putPaddrHigh(pdma_addr
);
1000 pcbp
->rdsc
[i
].rspAddrLow
= putPaddrLow(pdma_addr
);
1001 iocbCnt
+= pring
->sli
.sli3
.numRiocb
;
1006 * lpfc_read_rev - Prepare a mailbox command for reading HBA revision
1007 * @phba: pointer to lpfc hba data structure.
1008 * @pmb: pointer to the driver internal queue element for mailbox command.
1010 * The read revision mailbox command is used to read the revision levels of
1011 * the HBA components. These components include hardware units, resident
1012 * firmware, and available firmware. HBAs that supports SLI-3 mode of
1013 * operation provide different response information depending on the version
1014 * requested by the driver.
1016 * This routine prepares the mailbox command for reading HBA revision
1020 lpfc_read_rev(struct lpfc_hba
* phba
, LPFC_MBOXQ_t
* pmb
)
1022 MAILBOX_t
*mb
= &pmb
->u
.mb
;
1023 memset(pmb
, 0, sizeof (LPFC_MBOXQ_t
));
1024 mb
->un
.varRdRev
.cv
= 1;
1025 mb
->un
.varRdRev
.v3req
= 1; /* Request SLI3 info */
1026 mb
->mbxCommand
= MBX_READ_REV
;
1027 mb
->mbxOwner
= OWN_HOST
;
1032 lpfc_sli4_swap_str(struct lpfc_hba
*phba
, LPFC_MBOXQ_t
*pmb
)
1034 MAILBOX_t
*mb
= &pmb
->u
.mb
;
1035 struct lpfc_mqe
*mqe
;
1037 switch (mb
->mbxCommand
) {
1040 lpfc_sli_pcimem_bcopy(mqe
->un
.read_rev
.fw_name
,
1041 mqe
->un
.read_rev
.fw_name
, 16);
1042 lpfc_sli_pcimem_bcopy(mqe
->un
.read_rev
.ulp_fw_name
,
1043 mqe
->un
.read_rev
.ulp_fw_name
, 16);
1052 * lpfc_build_hbq_profile2 - Set up the HBQ Selection Profile 2
1053 * @hbqmb: pointer to the HBQ configuration data structure in mailbox command.
1054 * @hbq_desc: pointer to the HBQ selection profile descriptor.
1056 * The Host Buffer Queue (HBQ) Selection Profile 2 specifies that the HBA
1057 * tests the incoming frames' R_CTL/TYPE fields with works 10:15 and performs
1058 * the Sequence Length Test using the fields in the Selection Profile 2
1059 * extension in words 20:31.
1062 lpfc_build_hbq_profile2(struct config_hbq_var
*hbqmb
,
1063 struct lpfc_hbq_init
*hbq_desc
)
1065 hbqmb
->profiles
.profile2
.seqlenbcnt
= hbq_desc
->seqlenbcnt
;
1066 hbqmb
->profiles
.profile2
.maxlen
= hbq_desc
->maxlen
;
1067 hbqmb
->profiles
.profile2
.seqlenoff
= hbq_desc
->seqlenoff
;
1071 * lpfc_build_hbq_profile3 - Set up the HBQ Selection Profile 3
1072 * @hbqmb: pointer to the HBQ configuration data structure in mailbox command.
1073 * @hbq_desc: pointer to the HBQ selection profile descriptor.
1075 * The Host Buffer Queue (HBQ) Selection Profile 3 specifies that the HBA
1076 * tests the incoming frame's R_CTL/TYPE fields with words 10:15 and performs
1077 * the Sequence Length Test and Byte Field Test using the fields in the
1078 * Selection Profile 3 extension in words 20:31.
1081 lpfc_build_hbq_profile3(struct config_hbq_var
*hbqmb
,
1082 struct lpfc_hbq_init
*hbq_desc
)
1084 hbqmb
->profiles
.profile3
.seqlenbcnt
= hbq_desc
->seqlenbcnt
;
1085 hbqmb
->profiles
.profile3
.maxlen
= hbq_desc
->maxlen
;
1086 hbqmb
->profiles
.profile3
.cmdcodeoff
= hbq_desc
->cmdcodeoff
;
1087 hbqmb
->profiles
.profile3
.seqlenoff
= hbq_desc
->seqlenoff
;
1088 memcpy(&hbqmb
->profiles
.profile3
.cmdmatch
, hbq_desc
->cmdmatch
,
1089 sizeof(hbqmb
->profiles
.profile3
.cmdmatch
));
1093 * lpfc_build_hbq_profile5 - Set up the HBQ Selection Profile 5
1094 * @hbqmb: pointer to the HBQ configuration data structure in mailbox command.
1095 * @hbq_desc: pointer to the HBQ selection profile descriptor.
1097 * The Host Buffer Queue (HBQ) Selection Profile 5 specifies a header HBQ. The
1098 * HBA tests the initial frame of an incoming sequence using the frame's
1099 * R_CTL/TYPE fields with words 10:15 and performs the Sequence Length Test
1100 * and Byte Field Test using the fields in the Selection Profile 5 extension
1104 lpfc_build_hbq_profile5(struct config_hbq_var
*hbqmb
,
1105 struct lpfc_hbq_init
*hbq_desc
)
1107 hbqmb
->profiles
.profile5
.seqlenbcnt
= hbq_desc
->seqlenbcnt
;
1108 hbqmb
->profiles
.profile5
.maxlen
= hbq_desc
->maxlen
;
1109 hbqmb
->profiles
.profile5
.cmdcodeoff
= hbq_desc
->cmdcodeoff
;
1110 hbqmb
->profiles
.profile5
.seqlenoff
= hbq_desc
->seqlenoff
;
1111 memcpy(&hbqmb
->profiles
.profile5
.cmdmatch
, hbq_desc
->cmdmatch
,
1112 sizeof(hbqmb
->profiles
.profile5
.cmdmatch
));
1116 * lpfc_config_hbq - Prepare a mailbox command for configuring an HBQ
1117 * @phba: pointer to lpfc hba data structure.
1118 * @id: HBQ identifier.
1119 * @hbq_desc: pointer to the HBA descriptor data structure.
1120 * @hbq_entry_index: index of the HBQ entry data structures.
1121 * @pmb: pointer to the driver internal queue element for mailbox command.
1123 * The configure HBQ (Host Buffer Queue) mailbox command is used to configure
1124 * an HBQ. The configuration binds events that require buffers to a particular
1125 * ring and HBQ based on a selection profile.
1127 * This routine prepares the mailbox command for configuring an HBQ.
1130 lpfc_config_hbq(struct lpfc_hba
*phba
, uint32_t id
,
1131 struct lpfc_hbq_init
*hbq_desc
,
1132 uint32_t hbq_entry_index
, LPFC_MBOXQ_t
*pmb
)
1135 MAILBOX_t
*mb
= &pmb
->u
.mb
;
1136 struct config_hbq_var
*hbqmb
= &mb
->un
.varCfgHbq
;
1138 memset(pmb
, 0, sizeof (LPFC_MBOXQ_t
));
1140 hbqmb
->entry_count
= hbq_desc
->entry_count
; /* # entries in HBQ */
1141 hbqmb
->recvNotify
= hbq_desc
->rn
; /* Receive
1143 hbqmb
->numMask
= hbq_desc
->mask_count
; /* # R_CTL/TYPE masks
1144 * # in words 0-19 */
1145 hbqmb
->profile
= hbq_desc
->profile
; /* Selection profile:
1148 hbqmb
->ringMask
= hbq_desc
->ring_mask
; /* Binds HBQ to a ring
1151 hbqmb
->headerLen
= hbq_desc
->headerLen
; /* 0 if not profile 4
1153 hbqmb
->logEntry
= hbq_desc
->logEntry
; /* Set to 1 if this
1157 hbqmb
->hbqaddrLow
= putPaddrLow(phba
->hbqslimp
.phys
) +
1158 hbq_entry_index
* sizeof(struct lpfc_hbq_entry
);
1159 hbqmb
->hbqaddrHigh
= putPaddrHigh(phba
->hbqslimp
.phys
);
1161 mb
->mbxCommand
= MBX_CONFIG_HBQ
;
1162 mb
->mbxOwner
= OWN_HOST
;
1164 /* Copy info for profiles 2,3,5. Other
1165 * profiles this area is reserved
1167 if (hbq_desc
->profile
== 2)
1168 lpfc_build_hbq_profile2(hbqmb
, hbq_desc
);
1169 else if (hbq_desc
->profile
== 3)
1170 lpfc_build_hbq_profile3(hbqmb
, hbq_desc
);
1171 else if (hbq_desc
->profile
== 5)
1172 lpfc_build_hbq_profile5(hbqmb
, hbq_desc
);
1174 /* Return if no rctl / type masks for this HBQ */
1175 if (!hbq_desc
->mask_count
)
1178 /* Otherwise we setup specific rctl / type masks for this HBQ */
1179 for (i
= 0; i
< hbq_desc
->mask_count
; i
++) {
1180 hbqmb
->hbqMasks
[i
].tmatch
= hbq_desc
->hbqMasks
[i
].tmatch
;
1181 hbqmb
->hbqMasks
[i
].tmask
= hbq_desc
->hbqMasks
[i
].tmask
;
1182 hbqmb
->hbqMasks
[i
].rctlmatch
= hbq_desc
->hbqMasks
[i
].rctlmatch
;
1183 hbqmb
->hbqMasks
[i
].rctlmask
= hbq_desc
->hbqMasks
[i
].rctlmask
;
1190 * lpfc_config_ring - Prepare a mailbox command for configuring an IOCB ring
1191 * @phba: pointer to lpfc hba data structure.
1193 * @pmb: pointer to the driver internal queue element for mailbox command.
1195 * The configure ring mailbox command is used to configure an IOCB ring. This
1196 * configuration binds from one to six of HBA RC_CTL/TYPE mask entries to the
1197 * ring. This is used to map incoming sequences to a particular ring whose
1198 * RC_CTL/TYPE mask entry matches that of the sequence. The driver should not
1199 * attempt to configure a ring whose number is greater than the number
1200 * specified in the Port Control Block (PCB). It is an error to issue the
1201 * configure ring command more than once with the same ring number. The HBA
1202 * returns an error if the driver attempts this.
1204 * This routine prepares the mailbox command for configuring IOCB ring.
1207 lpfc_config_ring(struct lpfc_hba
* phba
, int ring
, LPFC_MBOXQ_t
* pmb
)
1210 MAILBOX_t
*mb
= &pmb
->u
.mb
;
1211 struct lpfc_sli
*psli
;
1212 struct lpfc_sli_ring
*pring
;
1214 memset(pmb
, 0, sizeof (LPFC_MBOXQ_t
));
1216 mb
->un
.varCfgRing
.ring
= ring
;
1217 mb
->un
.varCfgRing
.maxOrigXchg
= 0;
1218 mb
->un
.varCfgRing
.maxRespXchg
= 0;
1219 mb
->un
.varCfgRing
.recvNotify
= 1;
1222 pring
= &psli
->sli3_ring
[ring
];
1223 mb
->un
.varCfgRing
.numMask
= pring
->num_mask
;
1224 mb
->mbxCommand
= MBX_CONFIG_RING
;
1225 mb
->mbxOwner
= OWN_HOST
;
1227 /* Is this ring configured for a specific profile */
1228 if (pring
->prt
[0].profile
) {
1229 mb
->un
.varCfgRing
.profile
= pring
->prt
[0].profile
;
1233 /* Otherwise we setup specific rctl / type masks for this ring */
1234 for (i
= 0; i
< pring
->num_mask
; i
++) {
1235 mb
->un
.varCfgRing
.rrRegs
[i
].rval
= pring
->prt
[i
].rctl
;
1236 if (mb
->un
.varCfgRing
.rrRegs
[i
].rval
!= FC_RCTL_ELS_REQ
)
1237 mb
->un
.varCfgRing
.rrRegs
[i
].rmask
= 0xff;
1239 mb
->un
.varCfgRing
.rrRegs
[i
].rmask
= 0xfe;
1240 mb
->un
.varCfgRing
.rrRegs
[i
].tval
= pring
->prt
[i
].type
;
1241 mb
->un
.varCfgRing
.rrRegs
[i
].tmask
= 0xff;
1248 * lpfc_config_port - Prepare a mailbox command for configuring port
1249 * @phba: pointer to lpfc hba data structure.
1250 * @pmb: pointer to the driver internal queue element for mailbox command.
1252 * The configure port mailbox command is used to identify the Port Control
1253 * Block (PCB) in the driver memory. After this command is issued, the
1254 * driver must not access the mailbox in the HBA without first resetting
1255 * the HBA. The HBA may copy the PCB information to internal storage for
1256 * subsequent use; the driver can not change the PCB information unless it
1259 * This routine prepares the mailbox command for configuring port.
1262 lpfc_config_port(struct lpfc_hba
*phba
, LPFC_MBOXQ_t
*pmb
)
1264 MAILBOX_t __iomem
*mb_slim
= (MAILBOX_t __iomem
*) phba
->MBslimaddr
;
1265 MAILBOX_t
*mb
= &pmb
->u
.mb
;
1266 dma_addr_t pdma_addr
;
1267 uint32_t bar_low
, bar_high
;
1269 struct lpfc_hgp hgp
;
1271 uint32_t pgp_offset
;
1273 memset(pmb
, 0, sizeof(LPFC_MBOXQ_t
));
1274 mb
->mbxCommand
= MBX_CONFIG_PORT
;
1275 mb
->mbxOwner
= OWN_HOST
;
1277 mb
->un
.varCfgPort
.pcbLen
= sizeof(PCB_t
);
1279 offset
= (uint8_t *)phba
->pcb
- (uint8_t *)phba
->slim2p
.virt
;
1280 pdma_addr
= phba
->slim2p
.phys
+ offset
;
1281 mb
->un
.varCfgPort
.pcbLow
= putPaddrLow(pdma_addr
);
1282 mb
->un
.varCfgPort
.pcbHigh
= putPaddrHigh(pdma_addr
);
1284 /* Always Host Group Pointer is in SLIM */
1285 mb
->un
.varCfgPort
.hps
= 1;
1287 /* If HBA supports SLI=3 ask for it */
1289 if (phba
->sli_rev
== LPFC_SLI_REV3
&& phba
->vpd
.sli3Feat
.cerbm
) {
1290 if (phba
->cfg_enable_bg
)
1291 mb
->un
.varCfgPort
.cbg
= 1; /* configure BlockGuard */
1292 if (phba
->cfg_enable_dss
)
1293 mb
->un
.varCfgPort
.cdss
= 1; /* Configure Security */
1294 mb
->un
.varCfgPort
.cerbm
= 1; /* Request HBQs */
1295 mb
->un
.varCfgPort
.ccrp
= 1; /* Command Ring Polling */
1296 mb
->un
.varCfgPort
.max_hbq
= lpfc_sli_hbq_count();
1297 if (phba
->max_vpi
&& phba
->cfg_enable_npiv
&&
1298 phba
->vpd
.sli3Feat
.cmv
) {
1299 mb
->un
.varCfgPort
.max_vpi
= LPFC_MAX_VPI
;
1300 mb
->un
.varCfgPort
.cmv
= 1;
1302 mb
->un
.varCfgPort
.max_vpi
= phba
->max_vpi
= 0;
1304 phba
->sli_rev
= LPFC_SLI_REV2
;
1305 mb
->un
.varCfgPort
.sli_mode
= phba
->sli_rev
;
1307 /* If this is an SLI3 port, configure async status notification. */
1308 if (phba
->sli_rev
== LPFC_SLI_REV3
)
1309 mb
->un
.varCfgPort
.casabt
= 1;
1312 phba
->pcb
->type
= TYPE_NATIVE_SLI2
;
1313 phba
->pcb
->feature
= FEATURE_INITIAL_SLI2
;
1315 /* Setup Mailbox pointers */
1316 phba
->pcb
->mailBoxSize
= sizeof(MAILBOX_t
) + MAILBOX_EXT_SIZE
;
1317 offset
= (uint8_t *)phba
->mbox
- (uint8_t *)phba
->slim2p
.virt
;
1318 pdma_addr
= phba
->slim2p
.phys
+ offset
;
1319 phba
->pcb
->mbAddrHigh
= putPaddrHigh(pdma_addr
);
1320 phba
->pcb
->mbAddrLow
= putPaddrLow(pdma_addr
);
1323 * Setup Host Group ring pointer.
1325 * For efficiency reasons, the ring get/put pointers can be
1326 * placed in adapter memory (SLIM) rather than in host memory.
1327 * This allows firmware to avoid PCI reads/writes when updating
1328 * and checking pointers.
1330 * The firmware recognizes the use of SLIM memory by comparing
1331 * the address of the get/put pointers structure with that of
1332 * the SLIM BAR (BAR0).
1334 * Caution: be sure to use the PCI config space value of BAR0/BAR1
1335 * (the hardware's view of the base address), not the OS's
1336 * value of pci_resource_start() as the OS value may be a cookie
1337 * for ioremap/iomap.
1341 pci_read_config_dword(phba
->pcidev
, PCI_BASE_ADDRESS_0
, &bar_low
);
1342 pci_read_config_dword(phba
->pcidev
, PCI_BASE_ADDRESS_1
, &bar_high
);
1345 * Set up HGP - Port Memory
1347 * The port expects the host get/put pointers to reside in memory
1348 * following the "non-diagnostic" mode mailbox (32 words, 0x80 bytes)
1349 * area of SLIM. In SLI-2 mode, there's an additional 16 reserved
1350 * words (0x40 bytes). This area is not reserved if HBQs are
1351 * configured in SLI-3.
1353 * CR0Put - SLI2(no HBQs) = 0xc0, With HBQs = 0x80
1362 * Reserved 0xa0-0xbf
1363 * If HBQs configured:
1364 * HBQ 0 Put ptr 0xc0
1365 * HBQ 1 Put ptr 0xc4
1366 * HBQ 2 Put ptr 0xc8
1368 * HBQ(M-1)Put Pointer 0xc0+(M-1)*4
1372 if (phba
->cfg_hostmem_hgp
&& phba
->sli_rev
!= 3) {
1373 phba
->host_gp
= &phba
->mbox
->us
.s2
.host
[0];
1374 phba
->hbq_put
= NULL
;
1375 offset
= (uint8_t *)&phba
->mbox
->us
.s2
.host
-
1376 (uint8_t *)phba
->slim2p
.virt
;
1377 pdma_addr
= phba
->slim2p
.phys
+ offset
;
1378 phba
->pcb
->hgpAddrHigh
= putPaddrHigh(pdma_addr
);
1379 phba
->pcb
->hgpAddrLow
= putPaddrLow(pdma_addr
);
1381 /* Always Host Group Pointer is in SLIM */
1382 mb
->un
.varCfgPort
.hps
= 1;
1384 if (phba
->sli_rev
== 3) {
1385 phba
->host_gp
= &mb_slim
->us
.s3
.host
[0];
1386 phba
->hbq_put
= &mb_slim
->us
.s3
.hbq_put
[0];
1388 phba
->host_gp
= &mb_slim
->us
.s2
.host
[0];
1389 phba
->hbq_put
= NULL
;
1392 /* mask off BAR0's flag bits 0 - 3 */
1393 phba
->pcb
->hgpAddrLow
= (bar_low
& PCI_BASE_ADDRESS_MEM_MASK
) +
1394 (void __iomem
*)phba
->host_gp
-
1395 (void __iomem
*)phba
->MBslimaddr
;
1396 if (bar_low
& PCI_BASE_ADDRESS_MEM_TYPE_64
)
1397 phba
->pcb
->hgpAddrHigh
= bar_high
;
1399 phba
->pcb
->hgpAddrHigh
= 0;
1400 /* write HGP data to SLIM at the required longword offset */
1401 memset(&hgp
, 0, sizeof(struct lpfc_hgp
));
1403 for (i
= 0; i
< phba
->sli
.num_rings
; i
++) {
1404 lpfc_memcpy_to_slim(phba
->host_gp
+ i
, &hgp
,
1405 sizeof(*phba
->host_gp
));
1409 /* Setup Port Group offset */
1410 if (phba
->sli_rev
== 3)
1411 pgp_offset
= offsetof(struct lpfc_sli2_slim
,
1412 mbx
.us
.s3_pgp
.port
);
1414 pgp_offset
= offsetof(struct lpfc_sli2_slim
, mbx
.us
.s2
.port
);
1415 pdma_addr
= phba
->slim2p
.phys
+ pgp_offset
;
1416 phba
->pcb
->pgpAddrHigh
= putPaddrHigh(pdma_addr
);
1417 phba
->pcb
->pgpAddrLow
= putPaddrLow(pdma_addr
);
1419 /* Use callback routine to setp rings in the pcb */
1420 lpfc_config_pcb_setup(phba
);
1422 /* special handling for LC HBAs */
1423 if (lpfc_is_LC_HBA(phba
->pcidev
->device
)) {
1424 uint32_t hbainit
[5];
1426 lpfc_hba_init(phba
, hbainit
);
1428 memcpy(&mb
->un
.varCfgPort
.hbainit
, hbainit
, 20);
1431 /* Swap PCB if needed */
1432 lpfc_sli_pcimem_bcopy(phba
->pcb
, phba
->pcb
, sizeof(PCB_t
));
1436 * lpfc_kill_board - Prepare a mailbox command for killing board
1437 * @phba: pointer to lpfc hba data structure.
1438 * @pmb: pointer to the driver internal queue element for mailbox command.
1440 * The kill board mailbox command is used to tell firmware to perform a
1441 * graceful shutdown of a channel on a specified board to prepare for reset.
1442 * When the kill board mailbox command is received, the ER3 bit is set to 1
1443 * in the Host Status register and the ER Attention bit is set to 1 in the
1444 * Host Attention register of the HBA function that received the kill board
1447 * This routine prepares the mailbox command for killing the board in
1448 * preparation for a graceful shutdown.
1451 lpfc_kill_board(struct lpfc_hba
* phba
, LPFC_MBOXQ_t
* pmb
)
1453 MAILBOX_t
*mb
= &pmb
->u
.mb
;
1455 memset(pmb
, 0, sizeof(LPFC_MBOXQ_t
));
1456 mb
->mbxCommand
= MBX_KILL_BOARD
;
1457 mb
->mbxOwner
= OWN_HOST
;
1462 * lpfc_mbox_put - Put a mailbox cmd into the tail of driver's mailbox queue
1463 * @phba: pointer to lpfc hba data structure.
1464 * @mbq: pointer to the driver internal queue element for mailbox command.
1466 * Driver maintains a internal mailbox command queue implemented as a linked
1467 * list. When a mailbox command is issued, it shall be put into the mailbox
1468 * command queue such that they shall be processed orderly as HBA can process
1469 * one mailbox command at a time.
1472 lpfc_mbox_put(struct lpfc_hba
* phba
, LPFC_MBOXQ_t
* mbq
)
1474 struct lpfc_sli
*psli
;
1478 list_add_tail(&mbq
->list
, &psli
->mboxq
);
1486 * lpfc_mbox_get - Remove a mailbox cmd from the head of driver's mailbox queue
1487 * @phba: pointer to lpfc hba data structure.
1489 * Driver maintains a internal mailbox command queue implemented as a linked
1490 * list. When a mailbox command is issued, it shall be put into the mailbox
1491 * command queue such that they shall be processed orderly as HBA can process
1492 * one mailbox command at a time. After HBA finished processing a mailbox
1493 * command, the driver will remove a pending mailbox command from the head of
1494 * the mailbox command queue and send to the HBA for processing.
1497 * pointer to the driver internal queue element for mailbox command.
1500 lpfc_mbox_get(struct lpfc_hba
* phba
)
1502 LPFC_MBOXQ_t
*mbq
= NULL
;
1503 struct lpfc_sli
*psli
= &phba
->sli
;
1505 list_remove_head((&psli
->mboxq
), mbq
, LPFC_MBOXQ_t
, list
);
1513 * __lpfc_mbox_cmpl_put - Put mailbox cmd into mailbox cmd complete list
1514 * @phba: pointer to lpfc hba data structure.
1515 * @mbq: pointer to the driver internal queue element for mailbox command.
1517 * This routine put the completed mailbox command into the mailbox command
1518 * complete list. This is the unlocked version of the routine. The mailbox
1519 * complete list is used by the driver worker thread to process mailbox
1520 * complete callback functions outside the driver interrupt handler.
1523 __lpfc_mbox_cmpl_put(struct lpfc_hba
*phba
, LPFC_MBOXQ_t
*mbq
)
1525 list_add_tail(&mbq
->list
, &phba
->sli
.mboxq_cmpl
);
1529 * lpfc_mbox_cmpl_put - Put mailbox command into mailbox command complete list
1530 * @phba: pointer to lpfc hba data structure.
1531 * @mbq: pointer to the driver internal queue element for mailbox command.
1533 * This routine put the completed mailbox command into the mailbox command
1534 * complete list. This is the locked version of the routine. The mailbox
1535 * complete list is used by the driver worker thread to process mailbox
1536 * complete callback functions outside the driver interrupt handler.
1539 lpfc_mbox_cmpl_put(struct lpfc_hba
*phba
, LPFC_MBOXQ_t
*mbq
)
1541 unsigned long iflag
;
1543 /* This function expects to be called from interrupt context */
1544 spin_lock_irqsave(&phba
->hbalock
, iflag
);
1545 __lpfc_mbox_cmpl_put(phba
, mbq
);
1546 spin_unlock_irqrestore(&phba
->hbalock
, iflag
);
1551 * lpfc_mbox_cmd_check - Check the validality of a mailbox command
1552 * @phba: pointer to lpfc hba data structure.
1553 * @mboxq: pointer to the driver internal queue element for mailbox command.
1555 * This routine is to check whether a mailbox command is valid to be issued.
1556 * This check will be performed by both the mailbox issue API when a client
1557 * is to issue a mailbox command to the mailbox transport.
1559 * Return 0 - pass the check, -ENODEV - fail the check
1562 lpfc_mbox_cmd_check(struct lpfc_hba
*phba
, LPFC_MBOXQ_t
*mboxq
)
1564 /* Mailbox command that have a completion handler must also have a
1567 if (mboxq
->mbox_cmpl
&& mboxq
->mbox_cmpl
!= lpfc_sli_def_mbox_cmpl
&&
1568 mboxq
->mbox_cmpl
!= lpfc_sli_wake_mbox_wait
) {
1569 if (!mboxq
->vport
) {
1570 lpfc_printf_log(phba
, KERN_ERR
, LOG_MBOX
| LOG_VPORT
,
1571 "1814 Mbox x%x failed, no vport\n",
1572 mboxq
->u
.mb
.mbxCommand
);
1581 * lpfc_mbox_dev_check - Check the device state for issuing a mailbox command
1582 * @phba: pointer to lpfc hba data structure.
1584 * This routine is to check whether the HBA device is ready for posting a
1585 * mailbox command. It is used by the mailbox transport API at the time the
1586 * to post a mailbox command to the device.
1588 * Return 0 - pass the check, -ENODEV - fail the check
1591 lpfc_mbox_dev_check(struct lpfc_hba
*phba
)
1593 /* If the PCI channel is in offline state, do not issue mbox */
1594 if (unlikely(pci_channel_offline(phba
->pcidev
)))
1597 /* If the HBA is in error state, do not issue mbox */
1598 if (phba
->link_state
== LPFC_HBA_ERROR
)
1605 * lpfc_mbox_tmo_val - Retrieve mailbox command timeout value
1606 * @phba: pointer to lpfc hba data structure.
1607 * @cmd: mailbox command code.
1609 * This routine retrieves the proper timeout value according to the mailbox
1613 * Timeout value to be used for the given mailbox command
1616 lpfc_mbox_tmo_val(struct lpfc_hba
*phba
, LPFC_MBOXQ_t
*mboxq
)
1618 MAILBOX_t
*mbox
= &mboxq
->u
.mb
;
1619 uint8_t subsys
, opcode
;
1621 switch (mbox
->mbxCommand
) {
1622 case MBX_WRITE_NV
: /* 0x03 */
1623 case MBX_DUMP_MEMORY
: /* 0x17 */
1624 case MBX_UPDATE_CFG
: /* 0x1B */
1625 case MBX_DOWN_LOAD
: /* 0x1C */
1626 case MBX_DEL_LD_ENTRY
: /* 0x1D */
1627 case MBX_WRITE_VPARMS
: /* 0x32 */
1628 case MBX_LOAD_AREA
: /* 0x81 */
1629 case MBX_WRITE_WWN
: /* 0x98 */
1630 case MBX_LOAD_EXP_ROM
: /* 0x9C */
1631 case MBX_ACCESS_VDATA
: /* 0xA5 */
1632 return LPFC_MBOX_TMO_FLASH_CMD
;
1633 case MBX_SLI4_CONFIG
: /* 0x9b */
1634 subsys
= lpfc_sli_config_mbox_subsys_get(phba
, mboxq
);
1635 opcode
= lpfc_sli_config_mbox_opcode_get(phba
, mboxq
);
1636 if (subsys
== LPFC_MBOX_SUBSYSTEM_COMMON
) {
1638 case LPFC_MBOX_OPCODE_READ_OBJECT
:
1639 case LPFC_MBOX_OPCODE_WRITE_OBJECT
:
1640 case LPFC_MBOX_OPCODE_READ_OBJECT_LIST
:
1641 case LPFC_MBOX_OPCODE_DELETE_OBJECT
:
1642 case LPFC_MBOX_OPCODE_GET_PROFILE_LIST
:
1643 case LPFC_MBOX_OPCODE_SET_ACT_PROFILE
:
1644 case LPFC_MBOX_OPCODE_GET_PROFILE_CONFIG
:
1645 case LPFC_MBOX_OPCODE_SET_PROFILE_CONFIG
:
1646 case LPFC_MBOX_OPCODE_GET_FACTORY_PROFILE_CONFIG
:
1647 case LPFC_MBOX_OPCODE_GET_PROFILE_CAPACITIES
:
1648 case LPFC_MBOX_OPCODE_SEND_ACTIVATION
:
1649 case LPFC_MBOX_OPCODE_RESET_LICENSES
:
1650 case LPFC_MBOX_OPCODE_SET_BOOT_CONFIG
:
1651 case LPFC_MBOX_OPCODE_GET_VPD_DATA
:
1652 case LPFC_MBOX_OPCODE_SET_PHYSICAL_LINK_CONFIG
:
1653 return LPFC_MBOX_SLI4_CONFIG_EXTENDED_TMO
;
1656 if (subsys
== LPFC_MBOX_SUBSYSTEM_FCOE
) {
1658 case LPFC_MBOX_OPCODE_FCOE_SET_FCLINK_SETTINGS
:
1659 return LPFC_MBOX_SLI4_CONFIG_EXTENDED_TMO
;
1662 return LPFC_MBOX_SLI4_CONFIG_TMO
;
1664 return LPFC_MBOX_TMO
;
1668 * lpfc_sli4_mbx_sge_set - Set a sge entry in non-embedded mailbox command
1669 * @mbox: pointer to lpfc mbox command.
1670 * @sgentry: sge entry index.
1671 * @phyaddr: physical address for the sge
1672 * @length: Length of the sge.
1674 * This routine sets up an entry in the non-embedded mailbox command at the sge
1678 lpfc_sli4_mbx_sge_set(struct lpfcMboxq
*mbox
, uint32_t sgentry
,
1679 dma_addr_t phyaddr
, uint32_t length
)
1681 struct lpfc_mbx_nembed_cmd
*nembed_sge
;
1683 nembed_sge
= (struct lpfc_mbx_nembed_cmd
*)
1684 &mbox
->u
.mqe
.un
.nembed_cmd
;
1685 nembed_sge
->sge
[sgentry
].pa_lo
= putPaddrLow(phyaddr
);
1686 nembed_sge
->sge
[sgentry
].pa_hi
= putPaddrHigh(phyaddr
);
1687 nembed_sge
->sge
[sgentry
].length
= length
;
1691 * lpfc_sli4_mbx_sge_get - Get a sge entry from non-embedded mailbox command
1692 * @mbox: pointer to lpfc mbox command.
1693 * @sgentry: sge entry index.
1695 * This routine gets an entry from the non-embedded mailbox command at the sge
1699 lpfc_sli4_mbx_sge_get(struct lpfcMboxq
*mbox
, uint32_t sgentry
,
1700 struct lpfc_mbx_sge
*sge
)
1702 struct lpfc_mbx_nembed_cmd
*nembed_sge
;
1704 nembed_sge
= (struct lpfc_mbx_nembed_cmd
*)
1705 &mbox
->u
.mqe
.un
.nembed_cmd
;
1706 sge
->pa_lo
= nembed_sge
->sge
[sgentry
].pa_lo
;
1707 sge
->pa_hi
= nembed_sge
->sge
[sgentry
].pa_hi
;
1708 sge
->length
= nembed_sge
->sge
[sgentry
].length
;
1712 * lpfc_sli4_mbox_cmd_free - Free a sli4 mailbox command
1713 * @phba: pointer to lpfc hba data structure.
1714 * @mbox: pointer to lpfc mbox command.
1716 * This routine frees SLI4 specific mailbox command for sending IOCTL command.
1719 lpfc_sli4_mbox_cmd_free(struct lpfc_hba
*phba
, struct lpfcMboxq
*mbox
)
1721 struct lpfc_mbx_sli4_config
*sli4_cfg
;
1722 struct lpfc_mbx_sge sge
;
1724 uint32_t sgecount
, sgentry
;
1726 sli4_cfg
= &mbox
->u
.mqe
.un
.sli4_config
;
1728 /* For embedded mbox command, just free the mbox command */
1729 if (bf_get(lpfc_mbox_hdr_emb
, &sli4_cfg
->header
.cfg_mhdr
)) {
1730 mempool_free(mbox
, phba
->mbox_mem_pool
);
1734 /* For non-embedded mbox command, we need to free the pages first */
1735 sgecount
= bf_get(lpfc_mbox_hdr_sge_cnt
, &sli4_cfg
->header
.cfg_mhdr
);
1736 /* There is nothing we can do if there is no sge address array */
1737 if (unlikely(!mbox
->sge_array
)) {
1738 mempool_free(mbox
, phba
->mbox_mem_pool
);
1741 /* Each non-embedded DMA memory was allocated in the length of a page */
1742 for (sgentry
= 0; sgentry
< sgecount
; sgentry
++) {
1743 lpfc_sli4_mbx_sge_get(mbox
, sgentry
, &sge
);
1744 phyaddr
= getPaddr(sge
.pa_hi
, sge
.pa_lo
);
1745 dma_free_coherent(&phba
->pcidev
->dev
, SLI4_PAGE_SIZE
,
1746 mbox
->sge_array
->addr
[sgentry
], phyaddr
);
1748 /* Free the sge address array memory */
1749 kfree(mbox
->sge_array
);
1750 /* Finally, free the mailbox command itself */
1751 mempool_free(mbox
, phba
->mbox_mem_pool
);
1755 * lpfc_sli4_config - Initialize the SLI4 Config Mailbox command
1756 * @phba: pointer to lpfc hba data structure.
1757 * @mbox: pointer to lpfc mbox command.
1758 * @subsystem: The sli4 config sub mailbox subsystem.
1759 * @opcode: The sli4 config sub mailbox command opcode.
1760 * @length: Length of the sli4 config mailbox command (including sub-header).
1762 * This routine sets up the header fields of SLI4 specific mailbox command
1763 * for sending IOCTL command.
1765 * Return: the actual length of the mbox command allocated (mostly useful
1766 * for none embedded mailbox command).
1769 lpfc_sli4_config(struct lpfc_hba
*phba
, struct lpfcMboxq
*mbox
,
1770 uint8_t subsystem
, uint8_t opcode
, uint32_t length
, bool emb
)
1772 struct lpfc_mbx_sli4_config
*sli4_config
;
1773 union lpfc_sli4_cfg_shdr
*cfg_shdr
= NULL
;
1776 uint32_t pagen
, pcount
;
1780 /* Set up SLI4 mailbox command header fields */
1781 memset(mbox
, 0, sizeof(*mbox
));
1782 bf_set(lpfc_mqe_command
, &mbox
->u
.mqe
, MBX_SLI4_CONFIG
);
1784 /* Set up SLI4 ioctl command header fields */
1785 sli4_config
= &mbox
->u
.mqe
.un
.sli4_config
;
1787 /* Setup for the embedded mbox command */
1789 /* Set up main header fields */
1790 bf_set(lpfc_mbox_hdr_emb
, &sli4_config
->header
.cfg_mhdr
, 1);
1791 sli4_config
->header
.cfg_mhdr
.payload_length
= length
;
1792 /* Set up sub-header fields following main header */
1793 bf_set(lpfc_mbox_hdr_opcode
,
1794 &sli4_config
->header
.cfg_shdr
.request
, opcode
);
1795 bf_set(lpfc_mbox_hdr_subsystem
,
1796 &sli4_config
->header
.cfg_shdr
.request
, subsystem
);
1797 sli4_config
->header
.cfg_shdr
.request
.request_length
=
1798 length
- LPFC_MBX_CMD_HDR_LENGTH
;
1802 /* Setup for the non-embedded mbox command */
1803 pcount
= (SLI4_PAGE_ALIGN(length
))/SLI4_PAGE_SIZE
;
1804 pcount
= (pcount
> LPFC_SLI4_MBX_SGE_MAX_PAGES
) ?
1805 LPFC_SLI4_MBX_SGE_MAX_PAGES
: pcount
;
1806 /* Allocate record for keeping SGE virtual addresses */
1807 mbox
->sge_array
= kzalloc(sizeof(struct lpfc_mbx_nembed_sge_virt
),
1809 if (!mbox
->sge_array
) {
1810 lpfc_printf_log(phba
, KERN_ERR
, LOG_MBOX
,
1811 "2527 Failed to allocate non-embedded SGE "
1815 for (pagen
= 0, alloc_len
= 0; pagen
< pcount
; pagen
++) {
1816 /* The DMA memory is always allocated in the length of a
1817 * page even though the last SGE might not fill up to a
1818 * page, this is used as a priori size of SLI4_PAGE_SIZE for
1819 * the later DMA memory free.
1821 viraddr
= dma_zalloc_coherent(&phba
->pcidev
->dev
,
1822 SLI4_PAGE_SIZE
, &phyaddr
,
1824 /* In case of malloc fails, proceed with whatever we have */
1827 mbox
->sge_array
->addr
[pagen
] = viraddr
;
1828 /* Keep the first page for later sub-header construction */
1830 cfg_shdr
= (union lpfc_sli4_cfg_shdr
*)viraddr
;
1831 resid_len
= length
- alloc_len
;
1832 if (resid_len
> SLI4_PAGE_SIZE
) {
1833 lpfc_sli4_mbx_sge_set(mbox
, pagen
, phyaddr
,
1835 alloc_len
+= SLI4_PAGE_SIZE
;
1837 lpfc_sli4_mbx_sge_set(mbox
, pagen
, phyaddr
,
1843 /* Set up main header fields in mailbox command */
1844 sli4_config
->header
.cfg_mhdr
.payload_length
= alloc_len
;
1845 bf_set(lpfc_mbox_hdr_sge_cnt
, &sli4_config
->header
.cfg_mhdr
, pagen
);
1847 /* Set up sub-header fields into the first page */
1849 bf_set(lpfc_mbox_hdr_opcode
, &cfg_shdr
->request
, opcode
);
1850 bf_set(lpfc_mbox_hdr_subsystem
, &cfg_shdr
->request
, subsystem
);
1851 cfg_shdr
->request
.request_length
=
1852 alloc_len
- sizeof(union lpfc_sli4_cfg_shdr
);
1854 /* The sub-header is in DMA memory, which needs endian converstion */
1856 lpfc_sli_pcimem_bcopy(cfg_shdr
, cfg_shdr
,
1857 sizeof(union lpfc_sli4_cfg_shdr
));
1862 * lpfc_sli4_mbox_rsrc_extent - Initialize the opcode resource extent.
1863 * @phba: pointer to lpfc hba data structure.
1864 * @mbox: pointer to an allocated lpfc mbox resource.
1865 * @exts_count: the number of extents, if required, to allocate.
1866 * @rsrc_type: the resource extent type.
1867 * @emb: true if LPFC_SLI4_MBX_EMBED. false if LPFC_SLI4_MBX_NEMBED.
1869 * This routine completes the subcommand header for SLI4 resource extent
1870 * mailbox commands. It is called after lpfc_sli4_config. The caller must
1871 * pass an allocated mailbox and the attributes required to initialize the
1872 * mailbox correctly.
1874 * Return: the actual length of the mbox command allocated.
1877 lpfc_sli4_mbox_rsrc_extent(struct lpfc_hba
*phba
, struct lpfcMboxq
*mbox
,
1878 uint16_t exts_count
, uint16_t rsrc_type
, bool emb
)
1881 struct lpfc_mbx_nembed_rsrc_extent
*n_rsrc_extnt
= NULL
;
1882 void *virtaddr
= NULL
;
1884 /* Set up SLI4 ioctl command header fields */
1885 if (emb
== LPFC_SLI4_MBX_NEMBED
) {
1886 /* Get the first SGE entry from the non-embedded DMA memory */
1887 virtaddr
= mbox
->sge_array
->addr
[0];
1888 if (virtaddr
== NULL
)
1890 n_rsrc_extnt
= (struct lpfc_mbx_nembed_rsrc_extent
*) virtaddr
;
1894 * The resource type is common to all extent Opcodes and resides in the
1897 if (emb
== LPFC_SLI4_MBX_EMBED
)
1898 bf_set(lpfc_mbx_alloc_rsrc_extents_type
,
1899 &mbox
->u
.mqe
.un
.alloc_rsrc_extents
.u
.req
,
1902 /* This is DMA data. Byteswap is required. */
1903 bf_set(lpfc_mbx_alloc_rsrc_extents_type
,
1904 n_rsrc_extnt
, rsrc_type
);
1905 lpfc_sli_pcimem_bcopy(&n_rsrc_extnt
->word4
,
1906 &n_rsrc_extnt
->word4
,
1910 /* Complete the initialization for the particular Opcode. */
1911 opcode
= lpfc_sli_config_mbox_opcode_get(phba
, mbox
);
1913 case LPFC_MBOX_OPCODE_ALLOC_RSRC_EXTENT
:
1914 if (emb
== LPFC_SLI4_MBX_EMBED
)
1915 bf_set(lpfc_mbx_alloc_rsrc_extents_cnt
,
1916 &mbox
->u
.mqe
.un
.alloc_rsrc_extents
.u
.req
,
1919 bf_set(lpfc_mbx_alloc_rsrc_extents_cnt
,
1920 n_rsrc_extnt
, exts_count
);
1922 case LPFC_MBOX_OPCODE_GET_ALLOC_RSRC_EXTENT
:
1923 case LPFC_MBOX_OPCODE_GET_RSRC_EXTENT_INFO
:
1924 case LPFC_MBOX_OPCODE_DEALLOC_RSRC_EXTENT
:
1925 /* Initialization is complete.*/
1928 lpfc_printf_log(phba
, KERN_ERR
, LOG_MBOX
,
1929 "2929 Resource Extent Opcode x%x is "
1930 "unsupported\n", opcode
);
1938 * lpfc_sli_config_mbox_subsys_get - Get subsystem from a sli_config mbox cmd
1939 * @phba: pointer to lpfc hba data structure.
1940 * @mbox: pointer to lpfc mbox command queue entry.
1942 * This routine gets the subsystem from a SLI4 specific SLI_CONFIG mailbox
1943 * command. If the mailbox command is not MBX_SLI4_CONFIG (0x9B) or if the
1944 * sub-header is not present, subsystem LPFC_MBOX_SUBSYSTEM_NA (0x0) shall
1948 lpfc_sli_config_mbox_subsys_get(struct lpfc_hba
*phba
, LPFC_MBOXQ_t
*mbox
)
1950 struct lpfc_mbx_sli4_config
*sli4_cfg
;
1951 union lpfc_sli4_cfg_shdr
*cfg_shdr
;
1953 if (mbox
->u
.mb
.mbxCommand
!= MBX_SLI4_CONFIG
)
1954 return LPFC_MBOX_SUBSYSTEM_NA
;
1955 sli4_cfg
= &mbox
->u
.mqe
.un
.sli4_config
;
1957 /* For embedded mbox command, get opcode from embedded sub-header*/
1958 if (bf_get(lpfc_mbox_hdr_emb
, &sli4_cfg
->header
.cfg_mhdr
)) {
1959 cfg_shdr
= &mbox
->u
.mqe
.un
.sli4_config
.header
.cfg_shdr
;
1960 return bf_get(lpfc_mbox_hdr_subsystem
, &cfg_shdr
->request
);
1963 /* For non-embedded mbox command, get opcode from first dma page */
1964 if (unlikely(!mbox
->sge_array
))
1965 return LPFC_MBOX_SUBSYSTEM_NA
;
1966 cfg_shdr
= (union lpfc_sli4_cfg_shdr
*)mbox
->sge_array
->addr
[0];
1967 return bf_get(lpfc_mbox_hdr_subsystem
, &cfg_shdr
->request
);
1971 * lpfc_sli_config_mbox_opcode_get - Get opcode from a sli_config mbox cmd
1972 * @phba: pointer to lpfc hba data structure.
1973 * @mbox: pointer to lpfc mbox command queue entry.
1975 * This routine gets the opcode from a SLI4 specific SLI_CONFIG mailbox
1976 * command. If the mailbox command is not MBX_SLI4_CONFIG (0x9B) or if
1977 * the sub-header is not present, opcode LPFC_MBOX_OPCODE_NA (0x0) be
1981 lpfc_sli_config_mbox_opcode_get(struct lpfc_hba
*phba
, LPFC_MBOXQ_t
*mbox
)
1983 struct lpfc_mbx_sli4_config
*sli4_cfg
;
1984 union lpfc_sli4_cfg_shdr
*cfg_shdr
;
1986 if (mbox
->u
.mb
.mbxCommand
!= MBX_SLI4_CONFIG
)
1987 return LPFC_MBOX_OPCODE_NA
;
1988 sli4_cfg
= &mbox
->u
.mqe
.un
.sli4_config
;
1990 /* For embedded mbox command, get opcode from embedded sub-header*/
1991 if (bf_get(lpfc_mbox_hdr_emb
, &sli4_cfg
->header
.cfg_mhdr
)) {
1992 cfg_shdr
= &mbox
->u
.mqe
.un
.sli4_config
.header
.cfg_shdr
;
1993 return bf_get(lpfc_mbox_hdr_opcode
, &cfg_shdr
->request
);
1996 /* For non-embedded mbox command, get opcode from first dma page */
1997 if (unlikely(!mbox
->sge_array
))
1998 return LPFC_MBOX_OPCODE_NA
;
1999 cfg_shdr
= (union lpfc_sli4_cfg_shdr
*)mbox
->sge_array
->addr
[0];
2000 return bf_get(lpfc_mbox_hdr_opcode
, &cfg_shdr
->request
);
2004 * lpfc_sli4_mbx_read_fcf_rec - Allocate and construct read fcf mbox cmd
2005 * @phba: pointer to lpfc hba data structure.
2006 * @fcf_index: index to fcf table.
2008 * This routine routine allocates and constructs non-embedded mailbox command
2009 * for reading a FCF table entry referred by @fcf_index.
2011 * Return: pointer to the mailbox command constructed if successful, otherwise
2015 lpfc_sli4_mbx_read_fcf_rec(struct lpfc_hba
*phba
,
2016 struct lpfcMboxq
*mboxq
,
2021 struct lpfc_mbx_sge sge
;
2022 uint32_t alloc_len
, req_len
;
2023 struct lpfc_mbx_read_fcf_tbl
*read_fcf
;
2028 req_len
= sizeof(struct fcf_record
) +
2029 sizeof(union lpfc_sli4_cfg_shdr
) + 2 * sizeof(uint32_t);
2031 /* Set up READ_FCF SLI4_CONFIG mailbox-ioctl command */
2032 alloc_len
= lpfc_sli4_config(phba
, mboxq
, LPFC_MBOX_SUBSYSTEM_FCOE
,
2033 LPFC_MBOX_OPCODE_FCOE_READ_FCF_TABLE
, req_len
,
2034 LPFC_SLI4_MBX_NEMBED
);
2036 if (alloc_len
< req_len
) {
2037 lpfc_printf_log(phba
, KERN_ERR
, LOG_MBOX
,
2038 "0291 Allocated DMA memory size (x%x) is "
2039 "less than the requested DMA memory "
2040 "size (x%x)\n", alloc_len
, req_len
);
2044 /* Get the first SGE entry from the non-embedded DMA memory. This
2045 * routine only uses a single SGE.
2047 lpfc_sli4_mbx_sge_get(mboxq
, 0, &sge
);
2048 virt_addr
= mboxq
->sge_array
->addr
[0];
2049 read_fcf
= (struct lpfc_mbx_read_fcf_tbl
*)virt_addr
;
2051 /* Set up command fields */
2052 bf_set(lpfc_mbx_read_fcf_tbl_indx
, &read_fcf
->u
.request
, fcf_index
);
2053 /* Perform necessary endian conversion */
2054 bytep
= virt_addr
+ sizeof(union lpfc_sli4_cfg_shdr
);
2055 lpfc_sli_pcimem_bcopy(bytep
, bytep
, sizeof(uint32_t));
2061 * lpfc_request_features: Configure SLI4 REQUEST_FEATURES mailbox
2062 * @mboxq: pointer to lpfc mbox command.
2064 * This routine sets up the mailbox for an SLI4 REQUEST_FEATURES
2068 lpfc_request_features(struct lpfc_hba
*phba
, struct lpfcMboxq
*mboxq
)
2070 /* Set up SLI4 mailbox command header fields */
2071 memset(mboxq
, 0, sizeof(LPFC_MBOXQ_t
));
2072 bf_set(lpfc_mqe_command
, &mboxq
->u
.mqe
, MBX_SLI4_REQ_FTRS
);
2074 /* Set up host requested features. */
2075 bf_set(lpfc_mbx_rq_ftr_rq_fcpi
, &mboxq
->u
.mqe
.un
.req_ftrs
, 1);
2076 bf_set(lpfc_mbx_rq_ftr_rq_perfh
, &mboxq
->u
.mqe
.un
.req_ftrs
, 1);
2078 /* Enable DIF (block guard) only if configured to do so. */
2079 if (phba
->cfg_enable_bg
)
2080 bf_set(lpfc_mbx_rq_ftr_rq_dif
, &mboxq
->u
.mqe
.un
.req_ftrs
, 1);
2082 /* Enable NPIV only if configured to do so. */
2083 if (phba
->max_vpi
&& phba
->cfg_enable_npiv
)
2084 bf_set(lpfc_mbx_rq_ftr_rq_npiv
, &mboxq
->u
.mqe
.un
.req_ftrs
, 1);
2086 if (phba
->nvmet_support
)
2087 bf_set(lpfc_mbx_rq_ftr_rq_mrqp
, &mboxq
->u
.mqe
.un
.req_ftrs
, 1);
2093 * lpfc_init_vfi - Initialize the INIT_VFI mailbox command
2094 * @mbox: pointer to lpfc mbox command to initialize.
2095 * @vport: Vport associated with the VF.
2097 * This routine initializes @mbox to all zeros and then fills in the mailbox
2098 * fields from @vport. INIT_VFI configures virtual fabrics identified by VFI
2099 * in the context of an FCF. The driver issues this command to setup a VFI
2100 * before issuing a FLOGI to login to the VSAN. The driver should also issue a
2101 * REG_VFI after a successful VSAN login.
2104 lpfc_init_vfi(struct lpfcMboxq
*mbox
, struct lpfc_vport
*vport
)
2106 struct lpfc_mbx_init_vfi
*init_vfi
;
2108 memset(mbox
, 0, sizeof(*mbox
));
2109 mbox
->vport
= vport
;
2110 init_vfi
= &mbox
->u
.mqe
.un
.init_vfi
;
2111 bf_set(lpfc_mqe_command
, &mbox
->u
.mqe
, MBX_INIT_VFI
);
2112 bf_set(lpfc_init_vfi_vr
, init_vfi
, 1);
2113 bf_set(lpfc_init_vfi_vt
, init_vfi
, 1);
2114 bf_set(lpfc_init_vfi_vp
, init_vfi
, 1);
2115 bf_set(lpfc_init_vfi_vfi
, init_vfi
,
2116 vport
->phba
->sli4_hba
.vfi_ids
[vport
->vfi
]);
2117 bf_set(lpfc_init_vfi_vpi
, init_vfi
,
2118 vport
->phba
->vpi_ids
[vport
->vpi
]);
2119 bf_set(lpfc_init_vfi_fcfi
, init_vfi
,
2120 vport
->phba
->fcf
.fcfi
);
2124 * lpfc_reg_vfi - Initialize the REG_VFI mailbox command
2125 * @mbox: pointer to lpfc mbox command to initialize.
2126 * @vport: vport associated with the VF.
2127 * @phys: BDE DMA bus address used to send the service parameters to the HBA.
2129 * This routine initializes @mbox to all zeros and then fills in the mailbox
2130 * fields from @vport, and uses @buf as a DMAable buffer to send the vport's
2131 * fc service parameters to the HBA for this VFI. REG_VFI configures virtual
2132 * fabrics identified by VFI in the context of an FCF.
2135 lpfc_reg_vfi(struct lpfcMboxq
*mbox
, struct lpfc_vport
*vport
, dma_addr_t phys
)
2137 struct lpfc_mbx_reg_vfi
*reg_vfi
;
2138 struct lpfc_hba
*phba
= vport
->phba
;
2140 memset(mbox
, 0, sizeof(*mbox
));
2141 reg_vfi
= &mbox
->u
.mqe
.un
.reg_vfi
;
2142 bf_set(lpfc_mqe_command
, &mbox
->u
.mqe
, MBX_REG_VFI
);
2143 bf_set(lpfc_reg_vfi_vp
, reg_vfi
, 1);
2144 bf_set(lpfc_reg_vfi_vfi
, reg_vfi
,
2145 phba
->sli4_hba
.vfi_ids
[vport
->vfi
]);
2146 bf_set(lpfc_reg_vfi_fcfi
, reg_vfi
, phba
->fcf
.fcfi
);
2147 bf_set(lpfc_reg_vfi_vpi
, reg_vfi
, phba
->vpi_ids
[vport
->vpi
]);
2148 memcpy(reg_vfi
->wwn
, &vport
->fc_portname
, sizeof(struct lpfc_name
));
2149 reg_vfi
->wwn
[0] = cpu_to_le32(reg_vfi
->wwn
[0]);
2150 reg_vfi
->wwn
[1] = cpu_to_le32(reg_vfi
->wwn
[1]);
2151 reg_vfi
->e_d_tov
= phba
->fc_edtov
;
2152 reg_vfi
->r_a_tov
= phba
->fc_ratov
;
2154 reg_vfi
->bde
.addrHigh
= putPaddrHigh(phys
);
2155 reg_vfi
->bde
.addrLow
= putPaddrLow(phys
);
2156 reg_vfi
->bde
.tus
.f
.bdeSize
= sizeof(vport
->fc_sparam
);
2157 reg_vfi
->bde
.tus
.f
.bdeFlags
= BUFF_TYPE_BDE_64
;
2159 bf_set(lpfc_reg_vfi_nport_id
, reg_vfi
, vport
->fc_myDID
);
2161 /* Only FC supports upd bit */
2162 if ((phba
->sli4_hba
.lnk_info
.lnk_tp
== LPFC_LNK_TYPE_FC
) &&
2163 (vport
->fc_flag
& FC_VFI_REGISTERED
) &&
2164 (!phba
->fc_topology_changed
)) {
2165 bf_set(lpfc_reg_vfi_vp
, reg_vfi
, 0);
2166 bf_set(lpfc_reg_vfi_upd
, reg_vfi
, 1);
2168 lpfc_printf_vlog(vport
, KERN_INFO
, LOG_MBOX
,
2169 "3134 Register VFI, mydid:x%x, fcfi:%d, "
2170 " vfi:%d, vpi:%d, fc_pname:%x%x fc_flag:x%x"
2171 " port_state:x%x topology chg:%d\n",
2174 phba
->sli4_hba
.vfi_ids
[vport
->vfi
],
2175 phba
->vpi_ids
[vport
->vpi
],
2176 reg_vfi
->wwn
[0], reg_vfi
->wwn
[1], vport
->fc_flag
,
2177 vport
->port_state
, phba
->fc_topology_changed
);
2181 * lpfc_init_vpi - Initialize the INIT_VPI mailbox command
2182 * @phba: pointer to the hba structure to init the VPI for.
2183 * @mbox: pointer to lpfc mbox command to initialize.
2184 * @vpi: VPI to be initialized.
2186 * The INIT_VPI mailbox command supports virtual N_Ports. The driver uses the
2187 * command to activate a virtual N_Port. The HBA assigns a MAC address to use
2188 * with the virtual N Port. The SLI Host issues this command before issuing a
2189 * FDISC to connect to the Fabric. The SLI Host should issue a REG_VPI after a
2190 * successful virtual NPort login.
2193 lpfc_init_vpi(struct lpfc_hba
*phba
, struct lpfcMboxq
*mbox
, uint16_t vpi
)
2195 memset(mbox
, 0, sizeof(*mbox
));
2196 bf_set(lpfc_mqe_command
, &mbox
->u
.mqe
, MBX_INIT_VPI
);
2197 bf_set(lpfc_init_vpi_vpi
, &mbox
->u
.mqe
.un
.init_vpi
,
2198 phba
->vpi_ids
[vpi
]);
2199 bf_set(lpfc_init_vpi_vfi
, &mbox
->u
.mqe
.un
.init_vpi
,
2200 phba
->sli4_hba
.vfi_ids
[phba
->pport
->vfi
]);
2204 * lpfc_unreg_vfi - Initialize the UNREG_VFI mailbox command
2205 * @mbox: pointer to lpfc mbox command to initialize.
2206 * @vport: vport associated with the VF.
2208 * The UNREG_VFI mailbox command causes the SLI Host to put a virtual fabric
2209 * (logical NPort) into the inactive state. The SLI Host must have logged out
2210 * and unregistered all remote N_Ports to abort any activity on the virtual
2211 * fabric. The SLI Port posts the mailbox response after marking the virtual
2215 lpfc_unreg_vfi(struct lpfcMboxq
*mbox
, struct lpfc_vport
*vport
)
2217 memset(mbox
, 0, sizeof(*mbox
));
2218 bf_set(lpfc_mqe_command
, &mbox
->u
.mqe
, MBX_UNREG_VFI
);
2219 bf_set(lpfc_unreg_vfi_vfi
, &mbox
->u
.mqe
.un
.unreg_vfi
,
2220 vport
->phba
->sli4_hba
.vfi_ids
[vport
->vfi
]);
2224 * lpfc_sli4_dump_cfg_rg23 - Dump sli4 port config region 23
2225 * @phba: pointer to the hba structure containing.
2226 * @mbox: pointer to lpfc mbox command to initialize.
2228 * This function create a SLI4 dump mailbox command to dump configure
2232 lpfc_sli4_dump_cfg_rg23(struct lpfc_hba
*phba
, struct lpfcMboxq
*mbox
)
2234 struct lpfc_dmabuf
*mp
= NULL
;
2237 memset(mbox
, 0, sizeof(*mbox
));
2240 mp
= kmalloc(sizeof(struct lpfc_dmabuf
), GFP_KERNEL
);
2242 mp
->virt
= lpfc_mbuf_alloc(phba
, 0, &mp
->phys
);
2244 if (!mp
|| !mp
->virt
) {
2246 /* dump config region 23 failed to allocate memory */
2247 lpfc_printf_log(phba
, KERN_WARNING
, LOG_MBOX
,
2248 "2569 lpfc dump config region 23: memory"
2249 " allocation failed\n");
2253 memset(mp
->virt
, 0, LPFC_BPL_SIZE
);
2254 INIT_LIST_HEAD(&mp
->list
);
2256 /* save address for completion */
2257 mbox
->context1
= (uint8_t *) mp
;
2259 mb
->mbxCommand
= MBX_DUMP_MEMORY
;
2260 mb
->un
.varDmp
.type
= DMP_NV_PARAMS
;
2261 mb
->un
.varDmp
.region_id
= DMP_REGION_23
;
2262 mb
->un
.varDmp
.sli4_length
= DMP_RGN23_SIZE
;
2263 mb
->un
.varWords
[3] = putPaddrLow(mp
->phys
);
2264 mb
->un
.varWords
[4] = putPaddrHigh(mp
->phys
);
2269 lpfc_mbx_cmpl_rdp_link_stat(struct lpfc_hba
*phba
, LPFC_MBOXQ_t
*mboxq
)
2273 struct lpfc_rdp_context
*rdp_context
=
2274 (struct lpfc_rdp_context
*)(mboxq
->context2
);
2280 memcpy(&rdp_context
->link_stat
, &mb
->un
.varRdLnk
, sizeof(READ_LNK_VAR
));
2285 lpfc_sli4_mbox_cmd_free(phba
, mboxq
);
2286 rdp_context
->cmpl(phba
, rdp_context
, rc
);
2290 lpfc_mbx_cmpl_rdp_page_a2(struct lpfc_hba
*phba
, LPFC_MBOXQ_t
*mbox
)
2292 struct lpfc_dmabuf
*mp
= (struct lpfc_dmabuf
*) mbox
->context1
;
2293 struct lpfc_rdp_context
*rdp_context
=
2294 (struct lpfc_rdp_context
*)(mbox
->context2
);
2296 if (bf_get(lpfc_mqe_status
, &mbox
->u
.mqe
))
2297 goto error_mbuf_free
;
2299 lpfc_sli_bemem_bcopy(mp
->virt
, &rdp_context
->page_a2
,
2300 DMP_SFF_PAGE_A2_SIZE
);
2302 /* We don't need dma buffer for link stat. */
2303 lpfc_mbuf_free(phba
, mp
->virt
, mp
->phys
);
2306 memset(mbox
, 0, sizeof(*mbox
));
2307 lpfc_read_lnk_stat(phba
, mbox
);
2308 mbox
->vport
= rdp_context
->ndlp
->vport
;
2309 mbox
->mbox_cmpl
= lpfc_mbx_cmpl_rdp_link_stat
;
2310 mbox
->context2
= (struct lpfc_rdp_context
*) rdp_context
;
2311 if (lpfc_sli_issue_mbox(phba
, mbox
, MBX_NOWAIT
) == MBX_NOT_FINISHED
)
2312 goto error_cmd_free
;
2317 lpfc_mbuf_free(phba
, mp
->virt
, mp
->phys
);
2320 lpfc_sli4_mbox_cmd_free(phba
, mbox
);
2321 rdp_context
->cmpl(phba
, rdp_context
, FAILURE
);
2325 lpfc_mbx_cmpl_rdp_page_a0(struct lpfc_hba
*phba
, LPFC_MBOXQ_t
*mbox
)
2328 struct lpfc_dmabuf
*mp
= (struct lpfc_dmabuf
*) (mbox
->context1
);
2329 struct lpfc_rdp_context
*rdp_context
=
2330 (struct lpfc_rdp_context
*)(mbox
->context2
);
2332 if (bf_get(lpfc_mqe_status
, &mbox
->u
.mqe
))
2335 lpfc_sli_bemem_bcopy(mp
->virt
, &rdp_context
->page_a0
,
2336 DMP_SFF_PAGE_A0_SIZE
);
2338 memset(mbox
, 0, sizeof(*mbox
));
2340 memset(mp
->virt
, 0, DMP_SFF_PAGE_A2_SIZE
);
2341 INIT_LIST_HEAD(&mp
->list
);
2343 /* save address for completion */
2344 mbox
->context1
= mp
;
2345 mbox
->vport
= rdp_context
->ndlp
->vport
;
2347 bf_set(lpfc_mqe_command
, &mbox
->u
.mqe
, MBX_DUMP_MEMORY
);
2348 bf_set(lpfc_mbx_memory_dump_type3_type
,
2349 &mbox
->u
.mqe
.un
.mem_dump_type3
, DMP_LMSD
);
2350 bf_set(lpfc_mbx_memory_dump_type3_link
,
2351 &mbox
->u
.mqe
.un
.mem_dump_type3
, phba
->sli4_hba
.physical_port
);
2352 bf_set(lpfc_mbx_memory_dump_type3_page_no
,
2353 &mbox
->u
.mqe
.un
.mem_dump_type3
, DMP_PAGE_A2
);
2354 bf_set(lpfc_mbx_memory_dump_type3_length
,
2355 &mbox
->u
.mqe
.un
.mem_dump_type3
, DMP_SFF_PAGE_A2_SIZE
);
2356 mbox
->u
.mqe
.un
.mem_dump_type3
.addr_lo
= putPaddrLow(mp
->phys
);
2357 mbox
->u
.mqe
.un
.mem_dump_type3
.addr_hi
= putPaddrHigh(mp
->phys
);
2359 mbox
->mbox_cmpl
= lpfc_mbx_cmpl_rdp_page_a2
;
2360 mbox
->context2
= (struct lpfc_rdp_context
*) rdp_context
;
2361 rc
= lpfc_sli_issue_mbox(phba
, mbox
, MBX_NOWAIT
);
2362 if (rc
== MBX_NOT_FINISHED
)
2368 lpfc_mbuf_free(phba
, mp
->virt
, mp
->phys
);
2370 lpfc_sli4_mbox_cmd_free(phba
, mbox
);
2371 rdp_context
->cmpl(phba
, rdp_context
, FAILURE
);
2376 * lpfc_sli4_dump_sfp_pagea0 - Dump sli4 read SFP Diagnostic.
2377 * @phba: pointer to the hba structure containing.
2378 * @mbox: pointer to lpfc mbox command to initialize.
2380 * This function create a SLI4 dump mailbox command to dump configure
2384 lpfc_sli4_dump_page_a0(struct lpfc_hba
*phba
, struct lpfcMboxq
*mbox
)
2386 struct lpfc_dmabuf
*mp
= NULL
;
2388 memset(mbox
, 0, sizeof(*mbox
));
2390 mp
= kmalloc(sizeof(struct lpfc_dmabuf
), GFP_KERNEL
);
2392 mp
->virt
= lpfc_mbuf_alloc(phba
, 0, &mp
->phys
);
2393 if (!mp
|| !mp
->virt
) {
2395 lpfc_printf_log(phba
, KERN_WARNING
, LOG_MBOX
,
2396 "3569 dump type 3 page 0xA0 allocation failed\n");
2400 memset(mp
->virt
, 0, LPFC_BPL_SIZE
);
2401 INIT_LIST_HEAD(&mp
->list
);
2403 bf_set(lpfc_mqe_command
, &mbox
->u
.mqe
, MBX_DUMP_MEMORY
);
2404 /* save address for completion */
2405 mbox
->context1
= mp
;
2407 bf_set(lpfc_mbx_memory_dump_type3_type
,
2408 &mbox
->u
.mqe
.un
.mem_dump_type3
, DMP_LMSD
);
2409 bf_set(lpfc_mbx_memory_dump_type3_link
,
2410 &mbox
->u
.mqe
.un
.mem_dump_type3
, phba
->sli4_hba
.physical_port
);
2411 bf_set(lpfc_mbx_memory_dump_type3_page_no
,
2412 &mbox
->u
.mqe
.un
.mem_dump_type3
, DMP_PAGE_A0
);
2413 bf_set(lpfc_mbx_memory_dump_type3_length
,
2414 &mbox
->u
.mqe
.un
.mem_dump_type3
, DMP_SFF_PAGE_A0_SIZE
);
2415 mbox
->u
.mqe
.un
.mem_dump_type3
.addr_lo
= putPaddrLow(mp
->phys
);
2416 mbox
->u
.mqe
.un
.mem_dump_type3
.addr_hi
= putPaddrHigh(mp
->phys
);
2422 * lpfc_reg_fcfi - Initialize the REG_FCFI mailbox command
2423 * @phba: pointer to the hba structure containing the FCF index and RQ ID.
2424 * @mbox: pointer to lpfc mbox command to initialize.
2426 * The REG_FCFI mailbox command supports Fibre Channel Forwarders (FCFs). The
2427 * SLI Host uses the command to activate an FCF after it has acquired FCF
2428 * information via a READ_FCF mailbox command. This mailbox command also is used
2429 * to indicate where received unsolicited frames from this FCF will be sent. By
2430 * default this routine will set up the FCF to forward all unsolicited frames
2431 * the the RQ ID passed in the @phba. This can be overridden by the caller for
2432 * more complicated setups.
2435 lpfc_reg_fcfi(struct lpfc_hba
*phba
, struct lpfcMboxq
*mbox
)
2437 struct lpfc_mbx_reg_fcfi
*reg_fcfi
;
2439 memset(mbox
, 0, sizeof(*mbox
));
2440 reg_fcfi
= &mbox
->u
.mqe
.un
.reg_fcfi
;
2441 bf_set(lpfc_mqe_command
, &mbox
->u
.mqe
, MBX_REG_FCFI
);
2442 if (phba
->nvmet_support
== 0) {
2443 bf_set(lpfc_reg_fcfi_rq_id0
, reg_fcfi
,
2444 phba
->sli4_hba
.hdr_rq
->queue_id
);
2445 /* Match everything - rq_id0 */
2446 bf_set(lpfc_reg_fcfi_type_match0
, reg_fcfi
, 0);
2447 bf_set(lpfc_reg_fcfi_type_mask0
, reg_fcfi
, 0);
2448 bf_set(lpfc_reg_fcfi_rctl_match0
, reg_fcfi
, 0);
2449 bf_set(lpfc_reg_fcfi_rctl_mask0
, reg_fcfi
, 0);
2451 bf_set(lpfc_reg_fcfi_rq_id1
, reg_fcfi
, REG_FCF_INVALID_QID
);
2453 /* addr mode is bit wise inverted value of fcf addr_mode */
2454 bf_set(lpfc_reg_fcfi_mam
, reg_fcfi
,
2455 (~phba
->fcf
.addr_mode
) & 0x3);
2457 /* This is ONLY for NVMET MRQ == 1 */
2458 if (phba
->cfg_nvmet_mrq
!= 1)
2461 bf_set(lpfc_reg_fcfi_rq_id0
, reg_fcfi
,
2462 phba
->sli4_hba
.nvmet_mrq_hdr
[0]->queue_id
);
2463 /* Match type FCP - rq_id0 */
2464 bf_set(lpfc_reg_fcfi_type_match0
, reg_fcfi
, FC_TYPE_FCP
);
2465 bf_set(lpfc_reg_fcfi_type_mask0
, reg_fcfi
, 0xff);
2466 bf_set(lpfc_reg_fcfi_rctl_match0
, reg_fcfi
,
2467 FC_RCTL_DD_UNSOL_CMD
);
2469 bf_set(lpfc_reg_fcfi_rq_id1
, reg_fcfi
,
2470 phba
->sli4_hba
.hdr_rq
->queue_id
);
2471 /* Match everything else - rq_id1 */
2472 bf_set(lpfc_reg_fcfi_type_match1
, reg_fcfi
, 0);
2473 bf_set(lpfc_reg_fcfi_type_mask1
, reg_fcfi
, 0);
2474 bf_set(lpfc_reg_fcfi_rctl_match1
, reg_fcfi
, 0);
2475 bf_set(lpfc_reg_fcfi_rctl_mask1
, reg_fcfi
, 0);
2477 bf_set(lpfc_reg_fcfi_rq_id2
, reg_fcfi
, REG_FCF_INVALID_QID
);
2478 bf_set(lpfc_reg_fcfi_rq_id3
, reg_fcfi
, REG_FCF_INVALID_QID
);
2479 bf_set(lpfc_reg_fcfi_info_index
, reg_fcfi
,
2480 phba
->fcf
.current_rec
.fcf_indx
);
2481 if (phba
->fcf
.current_rec
.vlan_id
!= LPFC_FCOE_NULL_VID
) {
2482 bf_set(lpfc_reg_fcfi_vv
, reg_fcfi
, 1);
2483 bf_set(lpfc_reg_fcfi_vlan_tag
, reg_fcfi
,
2484 phba
->fcf
.current_rec
.vlan_id
);
2489 * lpfc_reg_fcfi_mrq - Initialize the REG_FCFI_MRQ mailbox command
2490 * @phba: pointer to the hba structure containing the FCF index and RQ ID.
2491 * @mbox: pointer to lpfc mbox command to initialize.
2492 * @mode: 0 to register FCFI, 1 to register MRQs
2494 * The REG_FCFI_MRQ mailbox command supports Fibre Channel Forwarders (FCFs).
2495 * The SLI Host uses the command to activate an FCF after it has acquired FCF
2496 * information via a READ_FCF mailbox command. This mailbox command also is used
2497 * to indicate where received unsolicited frames from this FCF will be sent. By
2498 * default this routine will set up the FCF to forward all unsolicited frames
2499 * the the RQ ID passed in the @phba. This can be overridden by the caller for
2500 * more complicated setups.
2503 lpfc_reg_fcfi_mrq(struct lpfc_hba
*phba
, struct lpfcMboxq
*mbox
, int mode
)
2505 struct lpfc_mbx_reg_fcfi_mrq
*reg_fcfi
;
2507 /* This is ONLY for MRQ */
2508 if (phba
->cfg_nvmet_mrq
<= 1)
2511 memset(mbox
, 0, sizeof(*mbox
));
2512 reg_fcfi
= &mbox
->u
.mqe
.un
.reg_fcfi_mrq
;
2513 bf_set(lpfc_mqe_command
, &mbox
->u
.mqe
, MBX_REG_FCFI_MRQ
);
2515 bf_set(lpfc_reg_fcfi_mrq_info_index
, reg_fcfi
,
2516 phba
->fcf
.current_rec
.fcf_indx
);
2517 if (phba
->fcf
.current_rec
.vlan_id
!= LPFC_FCOE_NULL_VID
) {
2518 bf_set(lpfc_reg_fcfi_mrq_vv
, reg_fcfi
, 1);
2519 bf_set(lpfc_reg_fcfi_mrq_vlan_tag
, reg_fcfi
,
2520 phba
->fcf
.current_rec
.vlan_id
);
2525 bf_set(lpfc_reg_fcfi_mrq_rq_id0
, reg_fcfi
,
2526 phba
->sli4_hba
.nvmet_mrq_hdr
[0]->queue_id
);
2527 /* Match NVME frames of type FCP (protocol NVME) - rq_id0 */
2528 bf_set(lpfc_reg_fcfi_mrq_type_match0
, reg_fcfi
, FC_TYPE_FCP
);
2529 bf_set(lpfc_reg_fcfi_mrq_type_mask0
, reg_fcfi
, 0xff);
2530 bf_set(lpfc_reg_fcfi_mrq_rctl_match0
, reg_fcfi
, FC_RCTL_DD_UNSOL_CMD
);
2531 bf_set(lpfc_reg_fcfi_mrq_rctl_mask0
, reg_fcfi
, 0xff);
2532 bf_set(lpfc_reg_fcfi_mrq_ptc0
, reg_fcfi
, 1);
2533 bf_set(lpfc_reg_fcfi_mrq_pt0
, reg_fcfi
, 1);
2535 bf_set(lpfc_reg_fcfi_mrq_policy
, reg_fcfi
, 3); /* NVME connection id */
2536 bf_set(lpfc_reg_fcfi_mrq_mode
, reg_fcfi
, 1);
2537 bf_set(lpfc_reg_fcfi_mrq_filter
, reg_fcfi
, 1); /* rq_id0 */
2538 bf_set(lpfc_reg_fcfi_mrq_npairs
, reg_fcfi
, phba
->cfg_nvmet_mrq
);
2540 bf_set(lpfc_reg_fcfi_mrq_rq_id1
, reg_fcfi
,
2541 phba
->sli4_hba
.hdr_rq
->queue_id
);
2542 /* Match everything - rq_id1 */
2543 bf_set(lpfc_reg_fcfi_mrq_type_match1
, reg_fcfi
, 0);
2544 bf_set(lpfc_reg_fcfi_mrq_type_mask1
, reg_fcfi
, 0);
2545 bf_set(lpfc_reg_fcfi_mrq_rctl_match1
, reg_fcfi
, 0);
2546 bf_set(lpfc_reg_fcfi_mrq_rctl_mask1
, reg_fcfi
, 0);
2548 bf_set(lpfc_reg_fcfi_mrq_rq_id2
, reg_fcfi
, REG_FCF_INVALID_QID
);
2549 bf_set(lpfc_reg_fcfi_mrq_rq_id3
, reg_fcfi
, REG_FCF_INVALID_QID
);
2553 * lpfc_unreg_fcfi - Initialize the UNREG_FCFI mailbox command
2554 * @mbox: pointer to lpfc mbox command to initialize.
2555 * @fcfi: FCFI to be unregistered.
2557 * The UNREG_FCFI mailbox command supports Fibre Channel Forwarders (FCFs).
2558 * The SLI Host uses the command to inactivate an FCFI.
2561 lpfc_unreg_fcfi(struct lpfcMboxq
*mbox
, uint16_t fcfi
)
2563 memset(mbox
, 0, sizeof(*mbox
));
2564 bf_set(lpfc_mqe_command
, &mbox
->u
.mqe
, MBX_UNREG_FCFI
);
2565 bf_set(lpfc_unreg_fcfi
, &mbox
->u
.mqe
.un
.unreg_fcfi
, fcfi
);
2569 * lpfc_resume_rpi - Initialize the RESUME_RPI mailbox command
2570 * @mbox: pointer to lpfc mbox command to initialize.
2571 * @ndlp: The nodelist structure that describes the RPI to resume.
2573 * The RESUME_RPI mailbox command is used to restart I/O to an RPI after a
2577 lpfc_resume_rpi(struct lpfcMboxq
*mbox
, struct lpfc_nodelist
*ndlp
)
2579 struct lpfc_hba
*phba
= ndlp
->phba
;
2580 struct lpfc_mbx_resume_rpi
*resume_rpi
;
2582 memset(mbox
, 0, sizeof(*mbox
));
2583 resume_rpi
= &mbox
->u
.mqe
.un
.resume_rpi
;
2584 bf_set(lpfc_mqe_command
, &mbox
->u
.mqe
, MBX_RESUME_RPI
);
2585 bf_set(lpfc_resume_rpi_index
, resume_rpi
,
2586 phba
->sli4_hba
.rpi_ids
[ndlp
->nlp_rpi
]);
2587 bf_set(lpfc_resume_rpi_ii
, resume_rpi
, RESUME_INDEX_RPI
);
2588 resume_rpi
->event_tag
= ndlp
->phba
->fc_eventTag
;
2592 * lpfc_supported_pages - Initialize the PORT_CAPABILITIES supported pages
2594 * @mbox: pointer to lpfc mbox command to initialize.
2596 * The PORT_CAPABILITIES supported pages mailbox command is issued to
2597 * retrieve the particular feature pages supported by the port.
2600 lpfc_supported_pages(struct lpfcMboxq
*mbox
)
2602 struct lpfc_mbx_supp_pages
*supp_pages
;
2604 memset(mbox
, 0, sizeof(*mbox
));
2605 supp_pages
= &mbox
->u
.mqe
.un
.supp_pages
;
2606 bf_set(lpfc_mqe_command
, &mbox
->u
.mqe
, MBX_PORT_CAPABILITIES
);
2607 bf_set(cpn
, supp_pages
, LPFC_SUPP_PAGES
);
2611 * lpfc_pc_sli4_params - Initialize the PORT_CAPABILITIES SLI4 Params mbox cmd.
2612 * @mbox: pointer to lpfc mbox command to initialize.
2614 * The PORT_CAPABILITIES SLI4 parameters mailbox command is issued to
2615 * retrieve the particular SLI4 features supported by the port.
2618 lpfc_pc_sli4_params(struct lpfcMboxq
*mbox
)
2620 struct lpfc_mbx_pc_sli4_params
*sli4_params
;
2622 memset(mbox
, 0, sizeof(*mbox
));
2623 sli4_params
= &mbox
->u
.mqe
.un
.sli4_params
;
2624 bf_set(lpfc_mqe_command
, &mbox
->u
.mqe
, MBX_PORT_CAPABILITIES
);
2625 bf_set(cpn
, sli4_params
, LPFC_SLI4_PARAMETERS
);