]> git.proxmox.com Git - mirror_ubuntu-artful-kernel.git/blob - drivers/scsi/lpfc/lpfc_ct.c
projects / mirror_ubuntu-artful-kernel.git / blob
? search:
summary | shortlog | log | commit | commitdiff | tree
blame | history | raw | HEAD
MAINTAINERS: Update MAX77802 PMIC entry
[mirror_ubuntu-artful-kernel.git] / drivers / scsi / lpfc / lpfc_ct.c
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. *
8 * www.broadcom.com *
9 * *
10 * This program is free software; you can redistribute it and/or *
11 * modify it under the terms of version 2 of the GNU General *
12 * Public License as published by the Free Software Foundation. *
13 * This program is distributed in the hope that it will be useful. *
14 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND *
15 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, *
16 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE *
17 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
18 * TO BE LEGALLY INVALID. See the GNU General Public License for *
19 * more details, a copy of which can be found in the file COPYING *
20 * included with this package. *
21 *******************************************************************/
22
23 /*
24 * Fibre Channel SCSI LAN Device Driver CT support: FC Generic Services FC-GS
25 */
26
27 #include <linux/blkdev.h>
28 #include <linux/pci.h>
29 #include <linux/interrupt.h>
30 #include <linux/slab.h>
31 #include <linux/utsname.h>
32
33 #include <scsi/scsi.h>
34 #include <scsi/scsi_device.h>
35 #include <scsi/scsi_host.h>
36 #include <scsi/scsi_transport_fc.h>
37 #include <scsi/fc/fc_fs.h>
38
39 #include "lpfc_hw4.h"
40 #include "lpfc_hw.h"
41 #include "lpfc_sli.h"
42 #include "lpfc_sli4.h"
43 #include "lpfc_nl.h"
44 #include "lpfc_disc.h"
45 #include "lpfc.h"
46 #include "lpfc_scsi.h"
47 #include "lpfc_nvme.h"
48 #include "lpfc_logmsg.h"
49 #include "lpfc_crtn.h"
50 #include "lpfc_version.h"
51 #include "lpfc_vport.h"
52 #include "lpfc_debugfs.h"
53
54 /* FDMI Port Speed definitions - FC-GS-7 */
55 #define HBA_PORTSPEED_1GFC 0x00000001 /* 1G FC */
56 #define HBA_PORTSPEED_2GFC 0x00000002 /* 2G FC */
57 #define HBA_PORTSPEED_4GFC 0x00000008 /* 4G FC */
58 #define HBA_PORTSPEED_10GFC 0x00000004 /* 10G FC */
59 #define HBA_PORTSPEED_8GFC 0x00000010 /* 8G FC */
60 #define HBA_PORTSPEED_16GFC 0x00000020 /* 16G FC */
61 #define HBA_PORTSPEED_32GFC 0x00000040 /* 32G FC */
62 #define HBA_PORTSPEED_20GFC 0x00000080 /* 20G FC */
63 #define HBA_PORTSPEED_40GFC 0x00000100 /* 40G FC */
64 #define HBA_PORTSPEED_128GFC 0x00000200 /* 128G FC */
65 #define HBA_PORTSPEED_64GFC 0x00000400 /* 64G FC */
66 #define HBA_PORTSPEED_256GFC 0x00000800 /* 256G FC */
67 #define HBA_PORTSPEED_UNKNOWN 0x00008000 /* Unknown */
68 #define HBA_PORTSPEED_10GE 0x00010000 /* 10G E */
69 #define HBA_PORTSPEED_40GE 0x00020000 /* 40G E */
70 #define HBA_PORTSPEED_100GE 0x00040000 /* 100G E */
71 #define HBA_PORTSPEED_25GE 0x00080000 /* 25G E */
72 #define HBA_PORTSPEED_50GE 0x00100000 /* 50G E */
73 #define HBA_PORTSPEED_400GE 0x00200000 /* 400G E */
74
75 #define FOURBYTES 4
76
77
78 static char *lpfc_release_version = LPFC_DRIVER_VERSION;
79
80 static void
81 lpfc_ct_ignore_hbq_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq,
82 struct lpfc_dmabuf *mp, uint32_t size)
83 {
84 if (!mp) {
85 lpfc_printf_log(phba, KERN_INFO, LOG_ELS,
86 "0146 Ignoring unsolicited CT No HBQ "
87 "status = x%x\n",
88 piocbq->iocb.ulpStatus);
89 }
90 lpfc_printf_log(phba, KERN_INFO, LOG_ELS,
91 "0145 Ignoring unsolicted CT HBQ Size:%d "
92 "status = x%x\n",
93 size, piocbq->iocb.ulpStatus);
94 }
95
96 static void
97 lpfc_ct_unsol_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq,
98 struct lpfc_dmabuf *mp, uint32_t size)
99 {
100 lpfc_ct_ignore_hbq_buffer(phba, piocbq, mp, size);
101 }
102
103 void
104 lpfc_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
105 struct lpfc_iocbq *piocbq)
106 {
107 struct lpfc_dmabuf *mp = NULL;
108 IOCB_t *icmd = &piocbq->iocb;
109 int i;
110 struct lpfc_iocbq *iocbq;
111 dma_addr_t paddr;
112 uint32_t size;
113 struct list_head head;
114 struct lpfc_dmabuf *bdeBuf;
115
116 if (lpfc_bsg_ct_unsol_event(phba, pring, piocbq) == 0)
117 return;
118
119 if (unlikely(icmd->ulpStatus == IOSTAT_NEED_BUFFER)) {
120 lpfc_sli_hbqbuf_add_hbqs(phba, LPFC_ELS_HBQ);
121 } else if ((icmd->ulpStatus == IOSTAT_LOCAL_REJECT) &&
122 ((icmd->un.ulpWord[4] & IOERR_PARAM_MASK) ==
123 IOERR_RCV_BUFFER_WAITING)) {
124 /* Not enough posted buffers; Try posting more buffers */
125 phba->fc_stat.NoRcvBuf++;
126 if (!(phba->sli3_options & LPFC_SLI3_HBQ_ENABLED))
127 lpfc_post_buffer(phba, pring, 2);
128 return;
129 }
130
131 /* If there are no BDEs associated with this IOCB,
132 * there is nothing to do.
133 */
134 if (icmd->ulpBdeCount == 0)
135 return;
136
137 if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) {
138 INIT_LIST_HEAD(&head);
139 list_add_tail(&head, &piocbq->list);
140 list_for_each_entry(iocbq, &head, list) {
141 icmd = &iocbq->iocb;
142 if (icmd->ulpBdeCount == 0)
143 continue;
144 bdeBuf = iocbq->context2;
145 iocbq->context2 = NULL;
146 size = icmd->un.cont64[0].tus.f.bdeSize;
147 lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf, size);
148 lpfc_in_buf_free(phba, bdeBuf);
149 if (icmd->ulpBdeCount == 2) {
150 bdeBuf = iocbq->context3;
151 iocbq->context3 = NULL;
152 size = icmd->unsli3.rcvsli3.bde2.tus.f.bdeSize;
153 lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf,
154 size);
155 lpfc_in_buf_free(phba, bdeBuf);
156 }
157 }
158 list_del(&head);
159 } else {
160 INIT_LIST_HEAD(&head);
161 list_add_tail(&head, &piocbq->list);
162 list_for_each_entry(iocbq, &head, list) {
163 icmd = &iocbq->iocb;
164 if (icmd->ulpBdeCount == 0)
165 lpfc_ct_unsol_buffer(phba, iocbq, NULL, 0);
166 for (i = 0; i < icmd->ulpBdeCount; i++) {
167 paddr = getPaddr(icmd->un.cont64[i].addrHigh,
168 icmd->un.cont64[i].addrLow);
169 mp = lpfc_sli_ringpostbuf_get(phba, pring,
170 paddr);
171 size = icmd->un.cont64[i].tus.f.bdeSize;
172 lpfc_ct_unsol_buffer(phba, iocbq, mp, size);
173 lpfc_in_buf_free(phba, mp);
174 }
175 lpfc_post_buffer(phba, pring, i);
176 }
177 list_del(&head);
178 }
179 }
180
181 /**
182 * lpfc_ct_handle_unsol_abort - ct upper level protocol abort handler
183 * @phba: Pointer to HBA context object.
184 * @dmabuf: pointer to a dmabuf that describes the FC sequence
185 *
186 * This function serves as the upper level protocol abort handler for CT
187 * protocol.
188 *
189 * Return 1 if abort has been handled, 0 otherwise.
190 **/
191 int
192 lpfc_ct_handle_unsol_abort(struct lpfc_hba *phba, struct hbq_dmabuf *dmabuf)
193 {
194 int handled;
195
196 /* CT upper level goes through BSG */
197 handled = lpfc_bsg_ct_unsol_abort(phba, dmabuf);
198
199 return handled;
200 }
201
202 static void
203 lpfc_free_ct_rsp(struct lpfc_hba *phba, struct lpfc_dmabuf *mlist)
204 {
205 struct lpfc_dmabuf *mlast, *next_mlast;
206
207 list_for_each_entry_safe(mlast, next_mlast, &mlist->list, list) {
208 lpfc_mbuf_free(phba, mlast->virt, mlast->phys);
209 list_del(&mlast->list);
210 kfree(mlast);
211 }
212 lpfc_mbuf_free(phba, mlist->virt, mlist->phys);
213 kfree(mlist);
214 return;
215 }
216
217 static struct lpfc_dmabuf *
218 lpfc_alloc_ct_rsp(struct lpfc_hba *phba, int cmdcode, struct ulp_bde64 *bpl,
219 uint32_t size, int *entries)
220 {
221 struct lpfc_dmabuf *mlist = NULL;
222 struct lpfc_dmabuf *mp;
223 int cnt, i = 0;
224
225 /* We get chunks of FCELSSIZE */
226 cnt = size > FCELSSIZE ? FCELSSIZE: size;
227
228 while (size) {
229 /* Allocate buffer for rsp payload */
230 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
231 if (!mp) {
232 if (mlist)
233 lpfc_free_ct_rsp(phba, mlist);
234 return NULL;
235 }
236
237 INIT_LIST_HEAD(&mp->list);
238
239 if (cmdcode == be16_to_cpu(SLI_CTNS_GID_FT) ||
240 cmdcode == be16_to_cpu(SLI_CTNS_GFF_ID))
241 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys));
242 else
243 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys));
244
245 if (!mp->virt) {
246 kfree(mp);
247 if (mlist)
248 lpfc_free_ct_rsp(phba, mlist);
249 return NULL;
250 }
251
252 /* Queue it to a linked list */
253 if (!mlist)
254 mlist = mp;
255 else
256 list_add_tail(&mp->list, &mlist->list);
257
258 bpl->tus.f.bdeFlags = BUFF_TYPE_BDE_64I;
259 /* build buffer ptr list for IOCB */
260 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
261 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
262 bpl->tus.f.bdeSize = (uint16_t) cnt;
263 bpl->tus.w = le32_to_cpu(bpl->tus.w);
264 bpl++;
265
266 i++;
267 size -= cnt;
268 }
269
270 *entries = i;
271 return mlist;
272 }
273
274 int
275 lpfc_ct_free_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *ctiocb)
276 {
277 struct lpfc_dmabuf *buf_ptr;
278
279 if (ctiocb->context_un.ndlp) {
280 lpfc_nlp_put(ctiocb->context_un.ndlp);
281 ctiocb->context_un.ndlp = NULL;
282 }
283 if (ctiocb->context1) {
284 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context1;
285 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys);
286 kfree(buf_ptr);
287 ctiocb->context1 = NULL;
288 }
289 if (ctiocb->context2) {
290 lpfc_free_ct_rsp(phba, (struct lpfc_dmabuf *) ctiocb->context2);
291 ctiocb->context2 = NULL;
292 }
293
294 if (ctiocb->context3) {
295 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context3;
296 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys);
297 kfree(buf_ptr);
298 ctiocb->context3 = NULL;
299 }
300 lpfc_sli_release_iocbq(phba, ctiocb);
301 return 0;
302 }
303
304 /**
305 * lpfc_gen_req - Build and issue a GEN_REQUEST command to the SLI Layer
306 * @vport: pointer to a host virtual N_Port data structure.
307 * @bmp: Pointer to BPL for SLI command
308 * @inp: Pointer to data buffer for response data.
309 * @outp: Pointer to data buffer that hold the CT command.
310 * @cmpl: completion routine to call when command completes
311 * @ndlp: Destination NPort nodelist entry
312 *
313 * This function as the final part for issuing a CT command.
314 */
315 static int
316 lpfc_gen_req(struct lpfc_vport *vport, struct lpfc_dmabuf *bmp,
317 struct lpfc_dmabuf *inp, struct lpfc_dmabuf *outp,
318 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
319 struct lpfc_iocbq *),
320 struct lpfc_nodelist *ndlp, uint32_t usr_flg, uint32_t num_entry,
321 uint32_t tmo, uint8_t retry)
322 {
323 struct lpfc_hba *phba = vport->phba;
324 IOCB_t *icmd;
325 struct lpfc_iocbq *geniocb;
326 int rc;
327
328 /* Allocate buffer for command iocb */
329 geniocb = lpfc_sli_get_iocbq(phba);
330
331 if (geniocb == NULL)
332 return 1;
333
334 icmd = &geniocb->iocb;
335 icmd->un.genreq64.bdl.ulpIoTag32 = 0;
336 icmd->un.genreq64.bdl.addrHigh = putPaddrHigh(bmp->phys);
337 icmd->un.genreq64.bdl.addrLow = putPaddrLow(bmp->phys);
338 icmd->un.genreq64.bdl.bdeFlags = BUFF_TYPE_BLP_64;
339 icmd->un.genreq64.bdl.bdeSize = (num_entry * sizeof(struct ulp_bde64));
340
341 if (usr_flg)
342 geniocb->context3 = NULL;
343 else
344 geniocb->context3 = (uint8_t *) bmp;
345
346 /* Save for completion so we can release these resources */
347 geniocb->context1 = (uint8_t *) inp;
348 geniocb->context2 = (uint8_t *) outp;
349 geniocb->context_un.ndlp = lpfc_nlp_get(ndlp);
350
351 /* Fill in payload, bp points to frame payload */
352 icmd->ulpCommand = CMD_GEN_REQUEST64_CR;
353
354 /* Fill in rest of iocb */
355 icmd->un.genreq64.w5.hcsw.Fctl = (SI | LA);
356 icmd->un.genreq64.w5.hcsw.Dfctl = 0;
357 icmd->un.genreq64.w5.hcsw.Rctl = FC_RCTL_DD_UNSOL_CTL;
358 icmd->un.genreq64.w5.hcsw.Type = FC_TYPE_CT;
359
360 if (!tmo) {
361 /* FC spec states we need 3 * ratov for CT requests */
362 tmo = (3 * phba->fc_ratov);
363 }
364 icmd->ulpTimeout = tmo;
365 icmd->ulpBdeCount = 1;
366 icmd->ulpLe = 1;
367 icmd->ulpClass = CLASS3;
368 icmd->ulpContext = ndlp->nlp_rpi;
369 if (phba->sli_rev == LPFC_SLI_REV4)
370 icmd->ulpContext = phba->sli4_hba.rpi_ids[ndlp->nlp_rpi];
371
372 if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) {
373 /* For GEN_REQUEST64_CR, use the RPI */
374 icmd->ulpCt_h = 0;
375 icmd->ulpCt_l = 0;
376 }
377
378 /* Issue GEN REQ IOCB for NPORT <did> */
379 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
380 "0119 Issue GEN REQ IOCB to NPORT x%x "
381 "Data: x%x x%x\n",
382 ndlp->nlp_DID, icmd->ulpIoTag,
383 vport->port_state);
384 geniocb->iocb_cmpl = cmpl;
385 geniocb->drvrTimeout = icmd->ulpTimeout + LPFC_DRVR_TIMEOUT;
386 geniocb->vport = vport;
387 geniocb->retry = retry;
388 rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, geniocb, 0);
389
390 if (rc == IOCB_ERROR) {
391 lpfc_sli_release_iocbq(phba, geniocb);
392 return 1;
393 }
394
395 return 0;
396 }
397
398 /**
399 * lpfc_ct_cmd - Build and issue a CT command
400 * @vport: pointer to a host virtual N_Port data structure.
401 * @inmp: Pointer to data buffer for response data.
402 * @bmp: Pointer to BPL for SLI command
403 * @ndlp: Destination NPort nodelist entry
404 * @cmpl: completion routine to call when command completes
405 *
406 * This function is called for issuing a CT command.
407 */
408 static int
409 lpfc_ct_cmd(struct lpfc_vport *vport, struct lpfc_dmabuf *inmp,
410 struct lpfc_dmabuf *bmp, struct lpfc_nodelist *ndlp,
411 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
412 struct lpfc_iocbq *),
413 uint32_t rsp_size, uint8_t retry)
414 {
415 struct lpfc_hba *phba = vport->phba;
416 struct ulp_bde64 *bpl = (struct ulp_bde64 *) bmp->virt;
417 struct lpfc_dmabuf *outmp;
418 int cnt = 0, status;
419 int cmdcode = ((struct lpfc_sli_ct_request *) inmp->virt)->
420 CommandResponse.bits.CmdRsp;
421
422 bpl++; /* Skip past ct request */
423
424 /* Put buffer(s) for ct rsp in bpl */
425 outmp = lpfc_alloc_ct_rsp(phba, cmdcode, bpl, rsp_size, &cnt);
426 if (!outmp)
427 return -ENOMEM;
428 /*
429 * Form the CT IOCB. The total number of BDEs in this IOCB
430 * is the single command plus response count from
431 * lpfc_alloc_ct_rsp.
432 */
433 cnt += 1;
434 status = lpfc_gen_req(vport, bmp, inmp, outmp, cmpl, ndlp, 0,
435 cnt, 0, retry);
436 if (status) {
437 lpfc_free_ct_rsp(phba, outmp);
438 return -ENOMEM;
439 }
440 return 0;
441 }
442
443 struct lpfc_vport *
444 lpfc_find_vport_by_did(struct lpfc_hba *phba, uint32_t did) {
445 struct lpfc_vport *vport_curr;
446 unsigned long flags;
447
448 spin_lock_irqsave(&phba->hbalock, flags);
449 list_for_each_entry(vport_curr, &phba->port_list, listentry) {
450 if ((vport_curr->fc_myDID) && (vport_curr->fc_myDID == did)) {
451 spin_unlock_irqrestore(&phba->hbalock, flags);
452 return vport_curr;
453 }
454 }
455 spin_unlock_irqrestore(&phba->hbalock, flags);
456 return NULL;
457 }
458
459 static void
460 lpfc_prep_node_fc4type(struct lpfc_vport *vport, uint32_t Did, uint8_t fc4_type)
461 {
462 struct lpfc_nodelist *ndlp;
463
464 if ((vport->port_type != LPFC_NPIV_PORT) ||
465 !(vport->ct_flags & FC_CT_RFF_ID) || !vport->cfg_restrict_login) {
466
467 ndlp = lpfc_setup_disc_node(vport, Did);
468
469 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) {
470 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
471 "Parse GID_FTrsp: did:x%x flg:x%x x%x",
472 Did, ndlp->nlp_flag, vport->fc_flag);
473
474 /* By default, the driver expects to support FCP FC4 */
475 if (fc4_type == FC_TYPE_FCP)
476 ndlp->nlp_fc4_type |= NLP_FC4_FCP;
477
478 if (fc4_type == FC_TYPE_NVME)
479 ndlp->nlp_fc4_type |= NLP_FC4_NVME;
480
481 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
482 "0238 Process x%06x NameServer Rsp "
483 "Data: x%x x%x x%x x%x\n", Did,
484 ndlp->nlp_flag, ndlp->nlp_fc4_type,
485 vport->fc_flag,
486 vport->fc_rscn_id_cnt);
487 } else {
488 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
489 "Skip1 GID_FTrsp: did:x%x flg:x%x cnt:%d",
490 Did, vport->fc_flag, vport->fc_rscn_id_cnt);
491
492 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
493 "0239 Skip x%06x NameServer Rsp "
494 "Data: x%x x%x\n", Did,
495 vport->fc_flag,
496 vport->fc_rscn_id_cnt);
497 }
498 } else {
499 if (!(vport->fc_flag & FC_RSCN_MODE) ||
500 lpfc_rscn_payload_check(vport, Did)) {
501 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
502 "Query GID_FTrsp: did:x%x flg:x%x cnt:%d",
503 Did, vport->fc_flag, vport->fc_rscn_id_cnt);
504
505 /*
506 * This NPortID was previously a FCP target,
507 * Don't even bother to send GFF_ID.
508 */
509 ndlp = lpfc_findnode_did(vport, Did);
510 if (ndlp && NLP_CHK_NODE_ACT(ndlp))
511 ndlp->nlp_fc4_type = fc4_type;
512
513 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) {
514 ndlp->nlp_fc4_type = fc4_type;
515
516 if (ndlp->nlp_type & NLP_FCP_TARGET)
517 lpfc_setup_disc_node(vport, Did);
518
519 else if (lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID,
520 0, Did) == 0)
521 vport->num_disc_nodes++;
522
523 else
524 lpfc_setup_disc_node(vport, Did);
525 }
526 } else {
527 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
528 "Skip2 GID_FTrsp: did:x%x flg:x%x cnt:%d",
529 Did, vport->fc_flag, vport->fc_rscn_id_cnt);
530
531 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
532 "0245 Skip x%06x NameServer Rsp "
533 "Data: x%x x%x\n", Did,
534 vport->fc_flag,
535 vport->fc_rscn_id_cnt);
536 }
537 }
538 }
539
540 static void
541 lpfc_ns_rsp_audit_did(struct lpfc_vport *vport, uint32_t Did, uint8_t fc4_type)
542 {
543 struct lpfc_hba *phba = vport->phba;
544 struct lpfc_nodelist *ndlp = NULL;
545 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
546
547 /*
548 * To conserve rpi's, filter out addresses for other
549 * vports on the same physical HBAs.
550 */
551 if (Did != vport->fc_myDID &&
552 (!lpfc_find_vport_by_did(phba, Did) ||
553 vport->cfg_peer_port_login)) {
554 if (!phba->nvmet_support) {
555 /* FCPI/NVMEI path. Process Did */
556 lpfc_prep_node_fc4type(vport, Did, fc4_type);
557 return;
558 }
559 /* NVMET path. NVMET only cares about NVMEI nodes. */
560 list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) {
561 if (ndlp->nlp_type != NLP_NVME_INITIATOR ||
562 ndlp->nlp_state != NLP_STE_UNMAPPED_NODE)
563 continue;
564 spin_lock_irq(shost->host_lock);
565 if (ndlp->nlp_DID == Did)
566 ndlp->nlp_flag &= ~NLP_NVMET_RECOV;
567 else
568 ndlp->nlp_flag |= NLP_NVMET_RECOV;
569 spin_unlock_irq(shost->host_lock);
570 }
571 }
572 }
573
574 static int
575 lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint8_t fc4_type,
576 uint32_t Size)
577 {
578 struct lpfc_sli_ct_request *Response =
579 (struct lpfc_sli_ct_request *) mp->virt;
580 struct lpfc_dmabuf *mlast, *next_mp;
581 uint32_t *ctptr = (uint32_t *) & Response->un.gid.PortType;
582 uint32_t Did, CTentry;
583 int Cnt;
584 struct list_head head;
585 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
586 struct lpfc_nodelist *ndlp = NULL;
587
588 lpfc_set_disctmo(vport);
589 vport->num_disc_nodes = 0;
590 vport->fc_ns_retry = 0;
591
592
593 list_add_tail(&head, &mp->list);
594 list_for_each_entry_safe(mp, next_mp, &head, list) {
595 mlast = mp;
596
597 Cnt = Size > FCELSSIZE ? FCELSSIZE : Size;
598
599 Size -= Cnt;
600
601 if (!ctptr) {
602 ctptr = (uint32_t *) mlast->virt;
603 } else
604 Cnt -= 16; /* subtract length of CT header */
605
606 /* Loop through entire NameServer list of DIDs */
607 while (Cnt >= sizeof(uint32_t)) {
608 /* Get next DID from NameServer List */
609 CTentry = *ctptr++;
610 Did = ((be32_to_cpu(CTentry)) & Mask_DID);
611 lpfc_ns_rsp_audit_did(vport, Did, fc4_type);
612 if (CTentry & (cpu_to_be32(SLI_CT_LAST_ENTRY)))
613 goto nsout1;
614
615 Cnt -= sizeof(uint32_t);
616 }
617 ctptr = NULL;
618
619 }
620
621 /* All GID_FT entries processed. If the driver is running in
622 * in target mode, put impacted nodes into recovery and drop
623 * the RPI to flush outstanding IO.
624 */
625 if (vport->phba->nvmet_support) {
626 list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) {
627 if (!(ndlp->nlp_flag & NLP_NVMET_RECOV))
628 continue;
629 lpfc_disc_state_machine(vport, ndlp, NULL,
630 NLP_EVT_DEVICE_RECOVERY);
631 spin_lock_irq(shost->host_lock);
632 ndlp->nlp_flag &= ~NLP_NVMET_RECOV;
633 spin_lock_irq(shost->host_lock);
634 }
635 }
636
637 nsout1:
638 list_del(&head);
639 return 0;
640 }
641
642 static void
643 lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
644 struct lpfc_iocbq *rspiocb)
645 {
646 struct lpfc_vport *vport = cmdiocb->vport;
647 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
648 IOCB_t *irsp;
649 struct lpfc_dmabuf *outp;
650 struct lpfc_dmabuf *inp;
651 struct lpfc_sli_ct_request *CTrsp;
652 struct lpfc_sli_ct_request *CTreq;
653 struct lpfc_nodelist *ndlp;
654 int rc, type;
655
656 /* First save ndlp, before we overwrite it */
657 ndlp = cmdiocb->context_un.ndlp;
658
659 /* we pass cmdiocb to state machine which needs rspiocb as well */
660 cmdiocb->context_un.rsp_iocb = rspiocb;
661 inp = (struct lpfc_dmabuf *) cmdiocb->context1;
662 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
663 irsp = &rspiocb->iocb;
664
665 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
666 "GID_FT cmpl: status:x%x/x%x rtry:%d",
667 irsp->ulpStatus, irsp->un.ulpWord[4], vport->fc_ns_retry);
668
669 /* Don't bother processing response if vport is being torn down. */
670 if (vport->load_flag & FC_UNLOADING) {
671 if (vport->fc_flag & FC_RSCN_MODE)
672 lpfc_els_flush_rscn(vport);
673 goto out;
674 }
675
676 if (lpfc_els_chk_latt(vport)) {
677 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
678 "0216 Link event during NS query\n");
679 if (vport->fc_flag & FC_RSCN_MODE)
680 lpfc_els_flush_rscn(vport);
681 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
682 goto out;
683 }
684 if (lpfc_error_lost_link(irsp)) {
685 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
686 "0226 NS query failed due to link event\n");
687 if (vport->fc_flag & FC_RSCN_MODE)
688 lpfc_els_flush_rscn(vport);
689 goto out;
690 }
691 if (irsp->ulpStatus) {
692 /* Check for retry */
693 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) {
694 if (irsp->ulpStatus != IOSTAT_LOCAL_REJECT ||
695 (irsp->un.ulpWord[4] & IOERR_PARAM_MASK) !=
696 IOERR_NO_RESOURCES)
697 vport->fc_ns_retry++;
698
699 type = lpfc_get_gidft_type(vport, cmdiocb);
700 if (type == 0)
701 goto out;
702
703 /* CT command is being retried */
704 vport->gidft_inp--;
705 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT,
706 vport->fc_ns_retry, type);
707 if (rc == 0)
708 goto out;
709 }
710 if (vport->fc_flag & FC_RSCN_MODE)
711 lpfc_els_flush_rscn(vport);
712 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
713 lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
714 "0257 GID_FT Query error: 0x%x 0x%x\n",
715 irsp->ulpStatus, vport->fc_ns_retry);
716 } else {
717 /* Good status, continue checking */
718 CTreq = (struct lpfc_sli_ct_request *) inp->virt;
719 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
720 if (CTrsp->CommandResponse.bits.CmdRsp ==
721 cpu_to_be16(SLI_CT_RESPONSE_FS_ACC)) {
722 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
723 "0208 NameServer Rsp Data: x%x x%x\n",
724 vport->fc_flag,
725 CTreq->un.gid.Fc4Type);
726
727 lpfc_ns_rsp(vport,
728 outp,
729 CTreq->un.gid.Fc4Type,
730 (uint32_t) (irsp->un.genreq64.bdl.bdeSize));
731 } else if (CTrsp->CommandResponse.bits.CmdRsp ==
732 be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
733 /* NameServer Rsp Error */
734 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ)
735 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) {
736 lpfc_printf_vlog(vport, KERN_INFO,
737 LOG_DISCOVERY,
738 "0269 No NameServer Entries "
739 "Data: x%x x%x x%x x%x\n",
740 CTrsp->CommandResponse.bits.CmdRsp,
741 (uint32_t) CTrsp->ReasonCode,
742 (uint32_t) CTrsp->Explanation,
743 vport->fc_flag);
744
745 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
746 "GID_FT no entry cmd:x%x rsn:x%x exp:x%x",
747 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
748 (uint32_t) CTrsp->ReasonCode,
749 (uint32_t) CTrsp->Explanation);
750 } else {
751 lpfc_printf_vlog(vport, KERN_INFO,
752 LOG_DISCOVERY,
753 "0240 NameServer Rsp Error "
754 "Data: x%x x%x x%x x%x\n",
755 CTrsp->CommandResponse.bits.CmdRsp,
756 (uint32_t) CTrsp->ReasonCode,
757 (uint32_t) CTrsp->Explanation,
758 vport->fc_flag);
759
760 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
761 "GID_FT rsp err1 cmd:x%x rsn:x%x exp:x%x",
762 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
763 (uint32_t) CTrsp->ReasonCode,
764 (uint32_t) CTrsp->Explanation);
765 }
766
767
768 } else {
769 /* NameServer Rsp Error */
770 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
771 "0241 NameServer Rsp Error "
772 "Data: x%x x%x x%x x%x\n",
773 CTrsp->CommandResponse.bits.CmdRsp,
774 (uint32_t) CTrsp->ReasonCode,
775 (uint32_t) CTrsp->Explanation,
776 vport->fc_flag);
777
778 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
779 "GID_FT rsp err2 cmd:x%x rsn:x%x exp:x%x",
780 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
781 (uint32_t) CTrsp->ReasonCode,
782 (uint32_t) CTrsp->Explanation);
783 }
784 vport->gidft_inp--;
785 }
786 /* Link up / RSCN discovery */
787 if ((vport->num_disc_nodes == 0) &&
788 (vport->gidft_inp == 0)) {
789 /*
790 * The driver has cycled through all Nports in the RSCN payload.
791 * Complete the handling by cleaning up and marking the
792 * current driver state.
793 */
794 if (vport->port_state >= LPFC_DISC_AUTH) {
795 if (vport->fc_flag & FC_RSCN_MODE) {
796 lpfc_els_flush_rscn(vport);
797 spin_lock_irq(shost->host_lock);
798 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
799 spin_unlock_irq(shost->host_lock);
800 }
801 else
802 lpfc_els_flush_rscn(vport);
803 }
804
805 lpfc_disc_start(vport);
806 }
807 out:
808 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */
809 lpfc_ct_free_iocb(phba, cmdiocb);
810 return;
811 }
812
813 static void
814 lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
815 struct lpfc_iocbq *rspiocb)
816 {
817 struct lpfc_vport *vport = cmdiocb->vport;
818 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
819 IOCB_t *irsp = &rspiocb->iocb;
820 struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *) cmdiocb->context1;
821 struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *) cmdiocb->context2;
822 struct lpfc_sli_ct_request *CTrsp;
823 int did, rc, retry;
824 uint8_t fbits;
825 struct lpfc_nodelist *ndlp;
826
827 did = ((struct lpfc_sli_ct_request *) inp->virt)->un.gff.PortId;
828 did = be32_to_cpu(did);
829
830 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
831 "GFF_ID cmpl: status:x%x/x%x did:x%x",
832 irsp->ulpStatus, irsp->un.ulpWord[4], did);
833
834 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
835 /* Good status, continue checking */
836 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
837 fbits = CTrsp->un.gff_acc.fbits[FCP_TYPE_FEATURE_OFFSET];
838
839 if (CTrsp->CommandResponse.bits.CmdRsp ==
840 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) {
841 if ((fbits & FC4_FEATURE_INIT) &&
842 !(fbits & FC4_FEATURE_TARGET)) {
843 lpfc_printf_vlog(vport, KERN_INFO,
844 LOG_DISCOVERY,
845 "0270 Skip x%x GFF "
846 "NameServer Rsp Data: (init) "
847 "x%x x%x\n", did, fbits,
848 vport->fc_rscn_id_cnt);
849 goto out;
850 }
851 }
852 }
853 else {
854 /* Check for retry */
855 if (cmdiocb->retry < LPFC_MAX_NS_RETRY) {
856 retry = 1;
857 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) {
858 switch ((irsp->un.ulpWord[4] &
859 IOERR_PARAM_MASK)) {
860
861 case IOERR_NO_RESOURCES:
862 /* We don't increment the retry
863 * count for this case.
864 */
865 break;
866 case IOERR_LINK_DOWN:
867 case IOERR_SLI_ABORTED:
868 case IOERR_SLI_DOWN:
869 retry = 0;
870 break;
871 default:
872 cmdiocb->retry++;
873 }
874 }
875 else
876 cmdiocb->retry++;
877
878 if (retry) {
879 /* CT command is being retried */
880 rc = lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID,
881 cmdiocb->retry, did);
882 if (rc == 0) {
883 /* success */
884 lpfc_ct_free_iocb(phba, cmdiocb);
885 return;
886 }
887 }
888 }
889 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
890 "0267 NameServer GFF Rsp "
891 "x%x Error (%d %d) Data: x%x x%x\n",
892 did, irsp->ulpStatus, irsp->un.ulpWord[4],
893 vport->fc_flag, vport->fc_rscn_id_cnt);
894 }
895
896 /* This is a target port, unregistered port, or the GFF_ID failed */
897 ndlp = lpfc_setup_disc_node(vport, did);
898 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) {
899 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
900 "0242 Process x%x GFF "
901 "NameServer Rsp Data: x%x x%x x%x\n",
902 did, ndlp->nlp_flag, vport->fc_flag,
903 vport->fc_rscn_id_cnt);
904 } else {
905 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
906 "0243 Skip x%x GFF "
907 "NameServer Rsp Data: x%x x%x\n", did,
908 vport->fc_flag, vport->fc_rscn_id_cnt);
909 }
910 out:
911 /* Link up / RSCN discovery */
912 if (vport->num_disc_nodes)
913 vport->num_disc_nodes--;
914 if (vport->num_disc_nodes == 0) {
915 /*
916 * The driver has cycled through all Nports in the RSCN payload.
917 * Complete the handling by cleaning up and marking the
918 * current driver state.
919 */
920 if (vport->port_state >= LPFC_DISC_AUTH) {
921 if (vport->fc_flag & FC_RSCN_MODE) {
922 lpfc_els_flush_rscn(vport);
923 spin_lock_irq(shost->host_lock);
924 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
925 spin_unlock_irq(shost->host_lock);
926 }
927 else
928 lpfc_els_flush_rscn(vport);
929 }
930 lpfc_disc_start(vport);
931 }
932 lpfc_ct_free_iocb(phba, cmdiocb);
933 return;
934 }
935
936 static void
937 lpfc_cmpl_ct_cmd_gft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
938 struct lpfc_iocbq *rspiocb)
939 {
940 struct lpfc_vport *vport = cmdiocb->vport;
941 IOCB_t *irsp = &rspiocb->iocb;
942 struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *)cmdiocb->context1;
943 struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *)cmdiocb->context2;
944 struct lpfc_sli_ct_request *CTrsp;
945 int did;
946 struct lpfc_nodelist *ndlp;
947 uint32_t fc4_data_0, fc4_data_1;
948
949 did = ((struct lpfc_sli_ct_request *)inp->virt)->un.gft.PortId;
950 did = be32_to_cpu(did);
951
952 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
953 "GFT_ID cmpl: status:x%x/x%x did:x%x",
954 irsp->ulpStatus, irsp->un.ulpWord[4], did);
955
956 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
957 /* Good status, continue checking */
958 CTrsp = (struct lpfc_sli_ct_request *)outp->virt;
959 fc4_data_0 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[0]);
960 fc4_data_1 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[1]);
961 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
962 "3062 DID x%06x GFT Wd0 x%08x Wd1 x%08x\n",
963 did, fc4_data_0, fc4_data_1);
964
965 ndlp = lpfc_findnode_did(vport, did);
966 if (ndlp) {
967 /* The bitmask value for FCP and NVME FCP types is
968 * the same because they are 32 bits distant from
969 * each other in word0 and word0.
970 */
971 if (fc4_data_0 & LPFC_FC4_TYPE_BITMASK)
972 ndlp->nlp_fc4_type |= NLP_FC4_FCP;
973 if (fc4_data_1 & LPFC_FC4_TYPE_BITMASK)
974 ndlp->nlp_fc4_type |= NLP_FC4_NVME;
975 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
976 "3064 Setting ndlp %p, DID x%06x with "
977 "FC4 x%08x, Data: x%08x x%08x\n",
978 ndlp, did, ndlp->nlp_fc4_type,
979 FC_TYPE_FCP, FC_TYPE_NVME);
980 ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE;
981 }
982 lpfc_nlp_set_state(vport, ndlp, NLP_STE_PRLI_ISSUE);
983 lpfc_issue_els_prli(vport, ndlp, 0);
984 } else
985 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
986 "3065 GFT_ID failed x%08x\n", irsp->ulpStatus);
987
988 lpfc_ct_free_iocb(phba, cmdiocb);
989 }
990
991 static void
992 lpfc_cmpl_ct(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
993 struct lpfc_iocbq *rspiocb)
994 {
995 struct lpfc_vport *vport = cmdiocb->vport;
996 struct lpfc_dmabuf *inp;
997 struct lpfc_dmabuf *outp;
998 IOCB_t *irsp;
999 struct lpfc_sli_ct_request *CTrsp;
1000 struct lpfc_nodelist *ndlp;
1001 int cmdcode, rc;
1002 uint8_t retry;
1003 uint32_t latt;
1004
1005 /* First save ndlp, before we overwrite it */
1006 ndlp = cmdiocb->context_un.ndlp;
1007
1008 /* we pass cmdiocb to state machine which needs rspiocb as well */
1009 cmdiocb->context_un.rsp_iocb = rspiocb;
1010
1011 inp = (struct lpfc_dmabuf *) cmdiocb->context1;
1012 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1013 irsp = &rspiocb->iocb;
1014
1015 cmdcode = be16_to_cpu(((struct lpfc_sli_ct_request *) inp->virt)->
1016 CommandResponse.bits.CmdRsp);
1017 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1018
1019 latt = lpfc_els_chk_latt(vport);
1020
1021 /* RFT request completes status <ulpStatus> CmdRsp <CmdRsp> */
1022 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1023 "0209 CT Request completes, latt %d, "
1024 "ulpStatus x%x CmdRsp x%x, Context x%x, Tag x%x\n",
1025 latt, irsp->ulpStatus,
1026 CTrsp->CommandResponse.bits.CmdRsp,
1027 cmdiocb->iocb.ulpContext, cmdiocb->iocb.ulpIoTag);
1028
1029 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1030 "CT cmd cmpl: status:x%x/x%x cmd:x%x",
1031 irsp->ulpStatus, irsp->un.ulpWord[4], cmdcode);
1032
1033 if (irsp->ulpStatus) {
1034 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
1035 "0268 NS cmd x%x Error (x%x x%x)\n",
1036 cmdcode, irsp->ulpStatus, irsp->un.ulpWord[4]);
1037
1038 if ((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) &&
1039 (((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) ==
1040 IOERR_SLI_DOWN) ||
1041 ((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) ==
1042 IOERR_SLI_ABORTED)))
1043 goto out;
1044
1045 retry = cmdiocb->retry;
1046 if (retry >= LPFC_MAX_NS_RETRY)
1047 goto out;
1048
1049 retry++;
1050 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1051 "0250 Retrying NS cmd %x\n", cmdcode);
1052 rc = lpfc_ns_cmd(vport, cmdcode, retry, 0);
1053 if (rc == 0)
1054 goto out;
1055 }
1056
1057 out:
1058 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */
1059 lpfc_ct_free_iocb(phba, cmdiocb);
1060 return;
1061 }
1062
1063 static void
1064 lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1065 struct lpfc_iocbq *rspiocb)
1066 {
1067 IOCB_t *irsp = &rspiocb->iocb;
1068 struct lpfc_vport *vport = cmdiocb->vport;
1069
1070 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1071 struct lpfc_dmabuf *outp;
1072 struct lpfc_sli_ct_request *CTrsp;
1073
1074 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1075 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1076 if (CTrsp->CommandResponse.bits.CmdRsp ==
1077 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1078 vport->ct_flags |= FC_CT_RFT_ID;
1079 }
1080 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1081 return;
1082 }
1083
1084 static void
1085 lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1086 struct lpfc_iocbq *rspiocb)
1087 {
1088 IOCB_t *irsp = &rspiocb->iocb;
1089 struct lpfc_vport *vport = cmdiocb->vport;
1090
1091 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1092 struct lpfc_dmabuf *outp;
1093 struct lpfc_sli_ct_request *CTrsp;
1094
1095 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1096 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1097 if (CTrsp->CommandResponse.bits.CmdRsp ==
1098 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1099 vport->ct_flags |= FC_CT_RNN_ID;
1100 }
1101 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1102 return;
1103 }
1104
1105 static void
1106 lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1107 struct lpfc_iocbq *rspiocb)
1108 {
1109 IOCB_t *irsp = &rspiocb->iocb;
1110 struct lpfc_vport *vport = cmdiocb->vport;
1111
1112 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1113 struct lpfc_dmabuf *outp;
1114 struct lpfc_sli_ct_request *CTrsp;
1115
1116 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1117 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1118 if (CTrsp->CommandResponse.bits.CmdRsp ==
1119 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1120 vport->ct_flags |= FC_CT_RSPN_ID;
1121 }
1122 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1123 return;
1124 }
1125
1126 static void
1127 lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1128 struct lpfc_iocbq *rspiocb)
1129 {
1130 IOCB_t *irsp = &rspiocb->iocb;
1131 struct lpfc_vport *vport = cmdiocb->vport;
1132
1133 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1134 struct lpfc_dmabuf *outp;
1135 struct lpfc_sli_ct_request *CTrsp;
1136
1137 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1138 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1139 if (CTrsp->CommandResponse.bits.CmdRsp ==
1140 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1141 vport->ct_flags |= FC_CT_RSNN_NN;
1142 }
1143 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1144 return;
1145 }
1146
1147 static void
1148 lpfc_cmpl_ct_cmd_da_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1149 struct lpfc_iocbq *rspiocb)
1150 {
1151 struct lpfc_vport *vport = cmdiocb->vport;
1152
1153 /* even if it fails we will act as though it succeeded. */
1154 vport->ct_flags = 0;
1155 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1156 return;
1157 }
1158
1159 static void
1160 lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1161 struct lpfc_iocbq *rspiocb)
1162 {
1163 IOCB_t *irsp = &rspiocb->iocb;
1164 struct lpfc_vport *vport = cmdiocb->vport;
1165
1166 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1167 struct lpfc_dmabuf *outp;
1168 struct lpfc_sli_ct_request *CTrsp;
1169
1170 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1171 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1172 if (CTrsp->CommandResponse.bits.CmdRsp ==
1173 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1174 vport->ct_flags |= FC_CT_RFF_ID;
1175 }
1176 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1177 return;
1178 }
1179
1180 /*
1181 * Although the symbolic port name is thought to be an integer
1182 * as of January 18, 2016, leave it as a string until more of
1183 * the record state becomes defined.
1184 */
1185 int
1186 lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol,
1187 size_t size)
1188 {
1189 int n;
1190
1191 /*
1192 * Use the lpfc board number as the Symbolic Port
1193 * Name object. NPIV is not in play so this integer
1194 * value is sufficient and unique per FC-ID.
1195 */
1196 n = snprintf(symbol, size, "%d", vport->phba->brd_no);
1197 return n;
1198 }
1199
1200
1201 int
1202 lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol,
1203 size_t size)
1204 {
1205 char fwrev[FW_REV_STR_SIZE];
1206 int n;
1207
1208 lpfc_decode_firmware_rev(vport->phba, fwrev, 0);
1209
1210 n = snprintf(symbol, size, "Emulex %s", vport->phba->ModelName);
1211 if (size < n)
1212 return n;
1213
1214 n += snprintf(symbol + n, size - n, " FV%s", fwrev);
1215 if (size < n)
1216 return n;
1217
1218 n += snprintf(symbol + n, size - n, " DV%s.",
1219 lpfc_release_version);
1220 if (size < n)
1221 return n;
1222
1223 n += snprintf(symbol + n, size - n, " HN:%s.",
1224 init_utsname()->nodename);
1225 if (size < n)
1226 return n;
1227
1228 /* Note :- OS name is "Linux" */
1229 n += snprintf(symbol + n, size - n, " OS:%s\n",
1230 init_utsname()->sysname);
1231 return n;
1232 }
1233
1234 static uint32_t
1235 lpfc_find_map_node(struct lpfc_vport *vport)
1236 {
1237 struct lpfc_nodelist *ndlp, *next_ndlp;
1238 struct Scsi_Host *shost;
1239 uint32_t cnt = 0;
1240
1241 shost = lpfc_shost_from_vport(vport);
1242 spin_lock_irq(shost->host_lock);
1243 list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) {
1244 if (ndlp->nlp_type & NLP_FABRIC)
1245 continue;
1246 if ((ndlp->nlp_state == NLP_STE_MAPPED_NODE) ||
1247 (ndlp->nlp_state == NLP_STE_UNMAPPED_NODE))
1248 cnt++;
1249 }
1250 spin_unlock_irq(shost->host_lock);
1251 return cnt;
1252 }
1253
1254 /*
1255 * This routine will return the FC4 Type associated with the CT
1256 * GID_FT command.
1257 */
1258 int
1259 lpfc_get_gidft_type(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb)
1260 {
1261 struct lpfc_sli_ct_request *CtReq;
1262 struct lpfc_dmabuf *mp;
1263 uint32_t type;
1264
1265 mp = cmdiocb->context1;
1266 if (mp == NULL)
1267 return 0;
1268 CtReq = (struct lpfc_sli_ct_request *)mp->virt;
1269 type = (uint32_t)CtReq->un.gid.Fc4Type;
1270 if ((type != SLI_CTPT_FCP) && (type != SLI_CTPT_NVME))
1271 return 0;
1272 return type;
1273 }
1274
1275 /*
1276 * lpfc_ns_cmd
1277 * Description:
1278 * Issue Cmd to NameServer
1279 * SLI_CTNS_GID_FT
1280 * LI_CTNS_RFT_ID
1281 */
1282 int
1283 lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode,
1284 uint8_t retry, uint32_t context)
1285 {
1286 struct lpfc_nodelist * ndlp;
1287 struct lpfc_hba *phba = vport->phba;
1288 struct lpfc_dmabuf *mp, *bmp;
1289 struct lpfc_sli_ct_request *CtReq;
1290 struct ulp_bde64 *bpl;
1291 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
1292 struct lpfc_iocbq *) = NULL;
1293 uint32_t rsp_size = 1024;
1294 size_t size;
1295 int rc = 0;
1296
1297 ndlp = lpfc_findnode_did(vport, NameServer_DID);
1298 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)
1299 || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) {
1300 rc=1;
1301 goto ns_cmd_exit;
1302 }
1303
1304 /* fill in BDEs for command */
1305 /* Allocate buffer for command payload */
1306 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
1307 if (!mp) {
1308 rc=2;
1309 goto ns_cmd_exit;
1310 }
1311
1312 INIT_LIST_HEAD(&mp->list);
1313 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys));
1314 if (!mp->virt) {
1315 rc=3;
1316 goto ns_cmd_free_mp;
1317 }
1318
1319 /* Allocate buffer for Buffer ptr list */
1320 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
1321 if (!bmp) {
1322 rc=4;
1323 goto ns_cmd_free_mpvirt;
1324 }
1325
1326 INIT_LIST_HEAD(&bmp->list);
1327 bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys));
1328 if (!bmp->virt) {
1329 rc=5;
1330 goto ns_cmd_free_bmp;
1331 }
1332
1333 /* NameServer Req */
1334 lpfc_printf_vlog(vport, KERN_INFO ,LOG_DISCOVERY,
1335 "0236 NameServer Req Data: x%x x%x x%x x%x\n",
1336 cmdcode, vport->fc_flag, vport->fc_rscn_id_cnt,
1337 context);
1338
1339 bpl = (struct ulp_bde64 *) bmp->virt;
1340 memset(bpl, 0, sizeof(struct ulp_bde64));
1341 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
1342 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
1343 bpl->tus.f.bdeFlags = 0;
1344 if (cmdcode == SLI_CTNS_GID_FT)
1345 bpl->tus.f.bdeSize = GID_REQUEST_SZ;
1346 else if (cmdcode == SLI_CTNS_GFF_ID)
1347 bpl->tus.f.bdeSize = GFF_REQUEST_SZ;
1348 else if (cmdcode == SLI_CTNS_GFT_ID)
1349 bpl->tus.f.bdeSize = GFT_REQUEST_SZ;
1350 else if (cmdcode == SLI_CTNS_RFT_ID)
1351 bpl->tus.f.bdeSize = RFT_REQUEST_SZ;
1352 else if (cmdcode == SLI_CTNS_RNN_ID)
1353 bpl->tus.f.bdeSize = RNN_REQUEST_SZ;
1354 else if (cmdcode == SLI_CTNS_RSPN_ID)
1355 bpl->tus.f.bdeSize = RSPN_REQUEST_SZ;
1356 else if (cmdcode == SLI_CTNS_RSNN_NN)
1357 bpl->tus.f.bdeSize = RSNN_REQUEST_SZ;
1358 else if (cmdcode == SLI_CTNS_DA_ID)
1359 bpl->tus.f.bdeSize = DA_ID_REQUEST_SZ;
1360 else if (cmdcode == SLI_CTNS_RFF_ID)
1361 bpl->tus.f.bdeSize = RFF_REQUEST_SZ;
1362 else
1363 bpl->tus.f.bdeSize = 0;
1364 bpl->tus.w = le32_to_cpu(bpl->tus.w);
1365
1366 CtReq = (struct lpfc_sli_ct_request *) mp->virt;
1367 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request));
1368 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
1369 CtReq->RevisionId.bits.InId = 0;
1370 CtReq->FsType = SLI_CT_DIRECTORY_SERVICE;
1371 CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER;
1372 CtReq->CommandResponse.bits.Size = 0;
1373 switch (cmdcode) {
1374 case SLI_CTNS_GID_FT:
1375 CtReq->CommandResponse.bits.CmdRsp =
1376 cpu_to_be16(SLI_CTNS_GID_FT);
1377 CtReq->un.gid.Fc4Type = context;
1378
1379 if (vport->port_state < LPFC_NS_QRY)
1380 vport->port_state = LPFC_NS_QRY;
1381 lpfc_set_disctmo(vport);
1382 cmpl = lpfc_cmpl_ct_cmd_gid_ft;
1383 rsp_size = FC_MAX_NS_RSP;
1384 break;
1385
1386 case SLI_CTNS_GFF_ID:
1387 CtReq->CommandResponse.bits.CmdRsp =
1388 cpu_to_be16(SLI_CTNS_GFF_ID);
1389 CtReq->un.gff.PortId = cpu_to_be32(context);
1390 cmpl = lpfc_cmpl_ct_cmd_gff_id;
1391 break;
1392
1393 case SLI_CTNS_GFT_ID:
1394 CtReq->CommandResponse.bits.CmdRsp =
1395 cpu_to_be16(SLI_CTNS_GFT_ID);
1396 CtReq->un.gft.PortId = cpu_to_be32(context);
1397 cmpl = lpfc_cmpl_ct_cmd_gft_id;
1398 break;
1399
1400 case SLI_CTNS_RFT_ID:
1401 vport->ct_flags &= ~FC_CT_RFT_ID;
1402 CtReq->CommandResponse.bits.CmdRsp =
1403 cpu_to_be16(SLI_CTNS_RFT_ID);
1404 CtReq->un.rft.PortId = cpu_to_be32(vport->fc_myDID);
1405
1406 /* Register FC4 FCP type if enabled. */
1407 if ((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
1408 (phba->cfg_enable_fc4_type == LPFC_ENABLE_FCP))
1409 CtReq->un.rft.fcpReg = 1;
1410
1411 /* Register NVME type if enabled. Defined LE and swapped.
1412 * rsvd[0] is used as word1 because of the hard-coded
1413 * word0 usage in the ct_request data structure.
1414 */
1415 if ((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
1416 (phba->cfg_enable_fc4_type == LPFC_ENABLE_NVME))
1417 CtReq->un.rft.rsvd[0] = cpu_to_be32(0x00000100);
1418
1419 cmpl = lpfc_cmpl_ct_cmd_rft_id;
1420 break;
1421
1422 case SLI_CTNS_RNN_ID:
1423 vport->ct_flags &= ~FC_CT_RNN_ID;
1424 CtReq->CommandResponse.bits.CmdRsp =
1425 cpu_to_be16(SLI_CTNS_RNN_ID);
1426 CtReq->un.rnn.PortId = cpu_to_be32(vport->fc_myDID);
1427 memcpy(CtReq->un.rnn.wwnn, &vport->fc_nodename,
1428 sizeof(struct lpfc_name));
1429 cmpl = lpfc_cmpl_ct_cmd_rnn_id;
1430 break;
1431
1432 case SLI_CTNS_RSPN_ID:
1433 vport->ct_flags &= ~FC_CT_RSPN_ID;
1434 CtReq->CommandResponse.bits.CmdRsp =
1435 cpu_to_be16(SLI_CTNS_RSPN_ID);
1436 CtReq->un.rspn.PortId = cpu_to_be32(vport->fc_myDID);
1437 size = sizeof(CtReq->un.rspn.symbname);
1438 CtReq->un.rspn.len =
1439 lpfc_vport_symbolic_port_name(vport,
1440 CtReq->un.rspn.symbname, size);
1441 cmpl = lpfc_cmpl_ct_cmd_rspn_id;
1442 break;
1443 case SLI_CTNS_RSNN_NN:
1444 vport->ct_flags &= ~FC_CT_RSNN_NN;
1445 CtReq->CommandResponse.bits.CmdRsp =
1446 cpu_to_be16(SLI_CTNS_RSNN_NN);
1447 memcpy(CtReq->un.rsnn.wwnn, &vport->fc_nodename,
1448 sizeof(struct lpfc_name));
1449 size = sizeof(CtReq->un.rsnn.symbname);
1450 CtReq->un.rsnn.len =
1451 lpfc_vport_symbolic_node_name(vport,
1452 CtReq->un.rsnn.symbname, size);
1453 cmpl = lpfc_cmpl_ct_cmd_rsnn_nn;
1454 break;
1455 case SLI_CTNS_DA_ID:
1456 /* Implement DA_ID Nameserver request */
1457 CtReq->CommandResponse.bits.CmdRsp =
1458 cpu_to_be16(SLI_CTNS_DA_ID);
1459 CtReq->un.da_id.port_id = cpu_to_be32(vport->fc_myDID);
1460 cmpl = lpfc_cmpl_ct_cmd_da_id;
1461 break;
1462 case SLI_CTNS_RFF_ID:
1463 vport->ct_flags &= ~FC_CT_RFF_ID;
1464 CtReq->CommandResponse.bits.CmdRsp =
1465 cpu_to_be16(SLI_CTNS_RFF_ID);
1466 CtReq->un.rff.PortId = cpu_to_be32(vport->fc_myDID);
1467 CtReq->un.rff.fbits = FC4_FEATURE_INIT;
1468
1469 /* The driver always supports FC_TYPE_FCP. However, the
1470 * caller can specify NVME (type x28) as well. But only
1471 * these that FC4 type is supported.
1472 */
1473 if (((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
1474 (phba->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) &&
1475 (context == FC_TYPE_NVME)) {
1476 if ((vport == phba->pport) && phba->nvmet_support) {
1477 CtReq->un.rff.fbits = (FC4_FEATURE_TARGET |
1478 FC4_FEATURE_NVME_DISC);
1479 lpfc_nvmet_update_targetport(phba);
1480 } else {
1481 lpfc_nvme_update_localport(vport);
1482 }
1483 CtReq->un.rff.type_code = context;
1484
1485 } else if (((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
1486 (phba->cfg_enable_fc4_type == LPFC_ENABLE_FCP)) &&
1487 (context == FC_TYPE_FCP))
1488 CtReq->un.rff.type_code = context;
1489
1490 else
1491 goto ns_cmd_free_bmpvirt;
1492
1493 cmpl = lpfc_cmpl_ct_cmd_rff_id;
1494 break;
1495 }
1496 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count
1497 * to hold ndlp reference for the corresponding callback function.
1498 */
1499 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) {
1500 /* On success, The cmpl function will free the buffers */
1501 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1502 "Issue CT cmd: cmd:x%x did:x%x",
1503 cmdcode, ndlp->nlp_DID, 0);
1504 return 0;
1505 }
1506 rc=6;
1507
1508 /* Decrement ndlp reference count to release ndlp reference held
1509 * for the failed command's callback function.
1510 */
1511 lpfc_nlp_put(ndlp);
1512
1513 ns_cmd_free_bmpvirt:
1514 lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
1515 ns_cmd_free_bmp:
1516 kfree(bmp);
1517 ns_cmd_free_mpvirt:
1518 lpfc_mbuf_free(phba, mp->virt, mp->phys);
1519 ns_cmd_free_mp:
1520 kfree(mp);
1521 ns_cmd_exit:
1522 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
1523 "0266 Issue NameServer Req x%x err %d Data: x%x x%x\n",
1524 cmdcode, rc, vport->fc_flag, vport->fc_rscn_id_cnt);
1525 return 1;
1526 }
1527
1528 /**
1529 * lpfc_cmpl_ct_disc_fdmi - Handle a discovery FDMI completion
1530 * @phba: Pointer to HBA context object.
1531 * @cmdiocb: Pointer to the command IOCBQ.
1532 * @rspiocb: Pointer to the response IOCBQ.
1533 *
1534 * This function to handle the completion of a driver initiated FDMI
1535 * CT command issued during discovery.
1536 */
1537 static void
1538 lpfc_cmpl_ct_disc_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1539 struct lpfc_iocbq *rspiocb)
1540 {
1541 struct lpfc_vport *vport = cmdiocb->vport;
1542 struct lpfc_dmabuf *inp = cmdiocb->context1;
1543 struct lpfc_dmabuf *outp = cmdiocb->context2;
1544 struct lpfc_sli_ct_request *CTcmd = inp->virt;
1545 struct lpfc_sli_ct_request *CTrsp = outp->virt;
1546 uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp;
1547 uint16_t fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp;
1548 IOCB_t *irsp = &rspiocb->iocb;
1549 struct lpfc_nodelist *ndlp;
1550 uint32_t latt, cmd, err;
1551
1552 latt = lpfc_els_chk_latt(vport);
1553 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1554 "FDMI cmpl: status:x%x/x%x latt:%d",
1555 irsp->ulpStatus, irsp->un.ulpWord[4], latt);
1556
1557 if (latt || irsp->ulpStatus) {
1558
1559 /* Look for a retryable error */
1560 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) {
1561 switch ((irsp->un.ulpWord[4] & IOERR_PARAM_MASK)) {
1562 case IOERR_SLI_ABORTED:
1563 case IOERR_ABORT_IN_PROGRESS:
1564 case IOERR_SEQUENCE_TIMEOUT:
1565 case IOERR_ILLEGAL_FRAME:
1566 case IOERR_NO_RESOURCES:
1567 case IOERR_ILLEGAL_COMMAND:
1568 cmdiocb->retry++;
1569 if (cmdiocb->retry >= LPFC_FDMI_MAX_RETRY)
1570 break;
1571
1572 /* Retry the same FDMI command */
1573 err = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING,
1574 cmdiocb, 0);
1575 if (err == IOCB_ERROR)
1576 break;
1577 return;
1578 default:
1579 break;
1580 }
1581 }
1582
1583 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1584 "0229 FDMI cmd %04x failed, latt = %d "
1585 "ulpStatus: x%x, rid x%x\n",
1586 be16_to_cpu(fdmi_cmd), latt, irsp->ulpStatus,
1587 irsp->un.ulpWord[4]);
1588 }
1589 lpfc_ct_free_iocb(phba, cmdiocb);
1590
1591 ndlp = lpfc_findnode_did(vport, FDMI_DID);
1592 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
1593 return;
1594
1595 /* Check for a CT LS_RJT response */
1596 cmd = be16_to_cpu(fdmi_cmd);
1597 if (fdmi_rsp == cpu_to_be16(SLI_CT_RESPONSE_FS_RJT)) {
1598 /* FDMI rsp failed */
1599 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1600 "0220 FDMI cmd failed FS_RJT Data: x%x", cmd);
1601
1602 /* Should we fallback to FDMI-2 / FDMI-1 ? */
1603 switch (cmd) {
1604 case SLI_MGMT_RHBA:
1605 if (vport->fdmi_hba_mask == LPFC_FDMI2_HBA_ATTR) {
1606 /* Fallback to FDMI-1 */
1607 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR;
1608 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR;
1609 /* Start over */
1610 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0);
1611 }
1612 return;
1613
1614 case SLI_MGMT_RPRT:
1615 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) {
1616 /* Fallback to FDMI-1 */
1617 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR;
1618 /* Start over */
1619 lpfc_fdmi_cmd(vport, ndlp, cmd, 0);
1620 }
1621 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) {
1622 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR;
1623 /* Retry the same command */
1624 lpfc_fdmi_cmd(vport, ndlp, cmd, 0);
1625 }
1626 return;
1627
1628 case SLI_MGMT_RPA:
1629 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) {
1630 /* Fallback to FDMI-1 */
1631 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR;
1632 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR;
1633 /* Start over */
1634 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0);
1635 }
1636 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) {
1637 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR;
1638 /* Retry the same command */
1639 lpfc_fdmi_cmd(vport, ndlp, cmd, 0);
1640 }
1641 return;
1642 }
1643 }
1644
1645 /*
1646 * On success, need to cycle thru FDMI registration for discovery
1647 * DHBA -> DPRT -> RHBA -> RPA (physical port)
1648 * DPRT -> RPRT (vports)
1649 */
1650 switch (cmd) {
1651 case SLI_MGMT_RHBA:
1652 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA, 0);
1653 break;
1654
1655 case SLI_MGMT_DHBA:
1656 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT, 0);
1657 break;
1658
1659 case SLI_MGMT_DPRT:
1660 if (vport->port_type == LPFC_PHYSICAL_PORT)
1661 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA, 0);
1662 else
1663 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 0);
1664 break;
1665 }
1666 return;
1667 }
1668
1669
1670 /**
1671 * lpfc_fdmi_num_disc_check - Check how many mapped NPorts we are connected to
1672 * @vport: pointer to a host virtual N_Port data structure.
1673 *
1674 * Called from hbeat timeout routine to check if the number of discovered
1675 * ports has changed. If so, re-register thar port Attribute.
1676 */
1677 void
1678 lpfc_fdmi_num_disc_check(struct lpfc_vport *vport)
1679 {
1680 struct lpfc_hba *phba = vport->phba;
1681 struct lpfc_nodelist *ndlp;
1682 uint16_t cnt;
1683
1684 if (!lpfc_is_link_up(phba))
1685 return;
1686
1687 /* Must be connected to a Fabric */
1688 if (!(vport->fc_flag & FC_FABRIC))
1689 return;
1690
1691 if (!(vport->fdmi_port_mask & LPFC_FDMI_PORT_ATTR_num_disc))
1692 return;
1693
1694 cnt = lpfc_find_map_node(vport);
1695 if (cnt == vport->fdmi_num_disc)
1696 return;
1697
1698 ndlp = lpfc_findnode_did(vport, FDMI_DID);
1699 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
1700 return;
1701
1702 if (vport->port_type == LPFC_PHYSICAL_PORT) {
1703 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA,
1704 LPFC_FDMI_PORT_ATTR_num_disc);
1705 } else {
1706 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT,
1707 LPFC_FDMI_PORT_ATTR_num_disc);
1708 }
1709 }
1710
1711 /* Routines for all individual HBA attributes */
1712 static int
1713 lpfc_fdmi_hba_attr_wwnn(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad)
1714 {
1715 struct lpfc_fdmi_attr_entry *ae;
1716 uint32_t size;
1717
1718 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1719 memset(ae, 0, sizeof(struct lpfc_name));
1720
1721 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.nodeName,
1722 sizeof(struct lpfc_name));
1723 size = FOURBYTES + sizeof(struct lpfc_name);
1724 ad->AttrLen = cpu_to_be16(size);
1725 ad->AttrType = cpu_to_be16(RHBA_NODENAME);
1726 return size;
1727 }
1728 static int
1729 lpfc_fdmi_hba_attr_manufacturer(struct lpfc_vport *vport,
1730 struct lpfc_fdmi_attr_def *ad)
1731 {
1732 struct lpfc_fdmi_attr_entry *ae;
1733 uint32_t len, size;
1734
1735 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1736 memset(ae, 0, 256);
1737
1738 strncpy(ae->un.AttrString,
1739 "Emulex Corporation",
1740 sizeof(ae->un.AttrString));
1741 len = strnlen(ae->un.AttrString,
1742 sizeof(ae->un.AttrString));
1743 len += (len & 3) ? (4 - (len & 3)) : 4;
1744 size = FOURBYTES + len;
1745 ad->AttrLen = cpu_to_be16(size);
1746 ad->AttrType = cpu_to_be16(RHBA_MANUFACTURER);
1747 return size;
1748 }
1749
1750 static int
1751 lpfc_fdmi_hba_attr_sn(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad)
1752 {
1753 struct lpfc_hba *phba = vport->phba;
1754 struct lpfc_fdmi_attr_entry *ae;
1755 uint32_t len, size;
1756
1757 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1758 memset(ae, 0, 256);
1759
1760 strncpy(ae->un.AttrString, phba->SerialNumber,
1761 sizeof(ae->un.AttrString));
1762 len = strnlen(ae->un.AttrString,
1763 sizeof(ae->un.AttrString));
1764 len += (len & 3) ? (4 - (len & 3)) : 4;
1765 size = FOURBYTES + len;
1766 ad->AttrLen = cpu_to_be16(size);
1767 ad->AttrType = cpu_to_be16(RHBA_SERIAL_NUMBER);
1768 return size;
1769 }
1770
1771 static int
1772 lpfc_fdmi_hba_attr_model(struct lpfc_vport *vport,
1773 struct lpfc_fdmi_attr_def *ad)
1774 {
1775 struct lpfc_hba *phba = vport->phba;
1776 struct lpfc_fdmi_attr_entry *ae;
1777 uint32_t len, size;
1778
1779 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1780 memset(ae, 0, 256);
1781
1782 strncpy(ae->un.AttrString, phba->ModelName,
1783 sizeof(ae->un.AttrString));
1784 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
1785 len += (len & 3) ? (4 - (len & 3)) : 4;
1786 size = FOURBYTES + len;
1787 ad->AttrLen = cpu_to_be16(size);
1788 ad->AttrType = cpu_to_be16(RHBA_MODEL);
1789 return size;
1790 }
1791
1792 static int
1793 lpfc_fdmi_hba_attr_description(struct lpfc_vport *vport,
1794 struct lpfc_fdmi_attr_def *ad)
1795 {
1796 struct lpfc_hba *phba = vport->phba;
1797 struct lpfc_fdmi_attr_entry *ae;
1798 uint32_t len, size;
1799
1800 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1801 memset(ae, 0, 256);
1802
1803 strncpy(ae->un.AttrString, phba->ModelDesc,
1804 sizeof(ae->un.AttrString));
1805 len = strnlen(ae->un.AttrString,
1806 sizeof(ae->un.AttrString));
1807 len += (len & 3) ? (4 - (len & 3)) : 4;
1808 size = FOURBYTES + len;
1809 ad->AttrLen = cpu_to_be16(size);
1810 ad->AttrType = cpu_to_be16(RHBA_MODEL_DESCRIPTION);
1811 return size;
1812 }
1813
1814 static int
1815 lpfc_fdmi_hba_attr_hdw_ver(struct lpfc_vport *vport,
1816 struct lpfc_fdmi_attr_def *ad)
1817 {
1818 struct lpfc_hba *phba = vport->phba;
1819 lpfc_vpd_t *vp = &phba->vpd;
1820 struct lpfc_fdmi_attr_entry *ae;
1821 uint32_t i, j, incr, size;
1822
1823 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1824 memset(ae, 0, 256);
1825
1826 /* Convert JEDEC ID to ascii for hardware version */
1827 incr = vp->rev.biuRev;
1828 for (i = 0; i < 8; i++) {
1829 j = (incr & 0xf);
1830 if (j <= 9)
1831 ae->un.AttrString[7 - i] =
1832 (char)((uint8_t) 0x30 +
1833 (uint8_t) j);
1834 else
1835 ae->un.AttrString[7 - i] =
1836 (char)((uint8_t) 0x61 +
1837 (uint8_t) (j - 10));
1838 incr = (incr >> 4);
1839 }
1840 size = FOURBYTES + 8;
1841 ad->AttrLen = cpu_to_be16(size);
1842 ad->AttrType = cpu_to_be16(RHBA_HARDWARE_VERSION);
1843 return size;
1844 }
1845
1846 static int
1847 lpfc_fdmi_hba_attr_drvr_ver(struct lpfc_vport *vport,
1848 struct lpfc_fdmi_attr_def *ad)
1849 {
1850 struct lpfc_fdmi_attr_entry *ae;
1851 uint32_t len, size;
1852
1853 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1854 memset(ae, 0, 256);
1855
1856 strncpy(ae->un.AttrString, lpfc_release_version,
1857 sizeof(ae->un.AttrString));
1858 len = strnlen(ae->un.AttrString,
1859 sizeof(ae->un.AttrString));
1860 len += (len & 3) ? (4 - (len & 3)) : 4;
1861 size = FOURBYTES + len;
1862 ad->AttrLen = cpu_to_be16(size);
1863 ad->AttrType = cpu_to_be16(RHBA_DRIVER_VERSION);
1864 return size;
1865 }
1866
1867 static int
1868 lpfc_fdmi_hba_attr_rom_ver(struct lpfc_vport *vport,
1869 struct lpfc_fdmi_attr_def *ad)
1870 {
1871 struct lpfc_hba *phba = vport->phba;
1872 struct lpfc_fdmi_attr_entry *ae;
1873 uint32_t len, size;
1874
1875 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1876 memset(ae, 0, 256);
1877
1878 if (phba->sli_rev == LPFC_SLI_REV4)
1879 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1);
1880 else
1881 strncpy(ae->un.AttrString, phba->OptionROMVersion,
1882 sizeof(ae->un.AttrString));
1883 len = strnlen(ae->un.AttrString,
1884 sizeof(ae->un.AttrString));
1885 len += (len & 3) ? (4 - (len & 3)) : 4;
1886 size = FOURBYTES + len;
1887 ad->AttrLen = cpu_to_be16(size);
1888 ad->AttrType = cpu_to_be16(RHBA_OPTION_ROM_VERSION);
1889 return size;
1890 }
1891
1892 static int
1893 lpfc_fdmi_hba_attr_fmw_ver(struct lpfc_vport *vport,
1894 struct lpfc_fdmi_attr_def *ad)
1895 {
1896 struct lpfc_hba *phba = vport->phba;
1897 struct lpfc_fdmi_attr_entry *ae;
1898 uint32_t len, size;
1899
1900 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1901 memset(ae, 0, 256);
1902
1903 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1);
1904 len = strnlen(ae->un.AttrString,
1905 sizeof(ae->un.AttrString));
1906 len += (len & 3) ? (4 - (len & 3)) : 4;
1907 size = FOURBYTES + len;
1908 ad->AttrLen = cpu_to_be16(size);
1909 ad->AttrType = cpu_to_be16(RHBA_FIRMWARE_VERSION);
1910 return size;
1911 }
1912
1913 static int
1914 lpfc_fdmi_hba_attr_os_ver(struct lpfc_vport *vport,
1915 struct lpfc_fdmi_attr_def *ad)
1916 {
1917 struct lpfc_fdmi_attr_entry *ae;
1918 uint32_t len, size;
1919
1920 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1921 memset(ae, 0, 256);
1922
1923 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s %s %s",
1924 init_utsname()->sysname,
1925 init_utsname()->release,
1926 init_utsname()->version);
1927
1928 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
1929 len += (len & 3) ? (4 - (len & 3)) : 4;
1930 size = FOURBYTES + len;
1931 ad->AttrLen = cpu_to_be16(size);
1932 ad->AttrType = cpu_to_be16(RHBA_OS_NAME_VERSION);
1933 return size;
1934 }
1935
1936 static int
1937 lpfc_fdmi_hba_attr_ct_len(struct lpfc_vport *vport,
1938 struct lpfc_fdmi_attr_def *ad)
1939 {
1940 struct lpfc_fdmi_attr_entry *ae;
1941 uint32_t size;
1942
1943 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1944
1945 ae->un.AttrInt = cpu_to_be32(LPFC_MAX_CT_SIZE);
1946 size = FOURBYTES + sizeof(uint32_t);
1947 ad->AttrLen = cpu_to_be16(size);
1948 ad->AttrType = cpu_to_be16(RHBA_MAX_CT_PAYLOAD_LEN);
1949 return size;
1950 }
1951
1952 static int
1953 lpfc_fdmi_hba_attr_symbolic_name(struct lpfc_vport *vport,
1954 struct lpfc_fdmi_attr_def *ad)
1955 {
1956 struct lpfc_fdmi_attr_entry *ae;
1957 uint32_t len, size;
1958
1959 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1960 memset(ae, 0, 256);
1961
1962 len = lpfc_vport_symbolic_node_name(vport,
1963 ae->un.AttrString, 256);
1964 len += (len & 3) ? (4 - (len & 3)) : 4;
1965 size = FOURBYTES + len;
1966 ad->AttrLen = cpu_to_be16(size);
1967 ad->AttrType = cpu_to_be16(RHBA_SYM_NODENAME);
1968 return size;
1969 }
1970
1971 static int
1972 lpfc_fdmi_hba_attr_vendor_info(struct lpfc_vport *vport,
1973 struct lpfc_fdmi_attr_def *ad)
1974 {
1975 struct lpfc_fdmi_attr_entry *ae;
1976 uint32_t size;
1977
1978 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1979
1980 /* Nothing is defined for this currently */
1981 ae->un.AttrInt = cpu_to_be32(0);
1982 size = FOURBYTES + sizeof(uint32_t);
1983 ad->AttrLen = cpu_to_be16(size);
1984 ad->AttrType = cpu_to_be16(RHBA_VENDOR_INFO);
1985 return size;
1986 }
1987
1988 static int
1989 lpfc_fdmi_hba_attr_num_ports(struct lpfc_vport *vport,
1990 struct lpfc_fdmi_attr_def *ad)
1991 {
1992 struct lpfc_fdmi_attr_entry *ae;
1993 uint32_t size;
1994
1995 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1996
1997 /* Each driver instance corresponds to a single port */
1998 ae->un.AttrInt = cpu_to_be32(1);
1999 size = FOURBYTES + sizeof(uint32_t);
2000 ad->AttrLen = cpu_to_be16(size);
2001 ad->AttrType = cpu_to_be16(RHBA_NUM_PORTS);
2002 return size;
2003 }
2004
2005 static int
2006 lpfc_fdmi_hba_attr_fabric_wwnn(struct lpfc_vport *vport,
2007 struct lpfc_fdmi_attr_def *ad)
2008 {
2009 struct lpfc_fdmi_attr_entry *ae;
2010 uint32_t size;
2011
2012 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2013 memset(ae, 0, sizeof(struct lpfc_name));
2014
2015 memcpy(&ae->un.AttrWWN, &vport->fabric_nodename,
2016 sizeof(struct lpfc_name));
2017 size = FOURBYTES + sizeof(struct lpfc_name);
2018 ad->AttrLen = cpu_to_be16(size);
2019 ad->AttrType = cpu_to_be16(RHBA_FABRIC_WWNN);
2020 return size;
2021 }
2022
2023 static int
2024 lpfc_fdmi_hba_attr_bios_ver(struct lpfc_vport *vport,
2025 struct lpfc_fdmi_attr_def *ad)
2026 {
2027 struct lpfc_hba *phba = vport->phba;
2028 struct lpfc_fdmi_attr_entry *ae;
2029 uint32_t len, size;
2030
2031 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2032 memset(ae, 0, 256);
2033
2034 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1);
2035 len = strnlen(ae->un.AttrString,
2036 sizeof(ae->un.AttrString));
2037 len += (len & 3) ? (4 - (len & 3)) : 4;
2038 size = FOURBYTES + len;
2039 ad->AttrLen = cpu_to_be16(size);
2040 ad->AttrType = cpu_to_be16(RHBA_BIOS_VERSION);
2041 return size;
2042 }
2043
2044 static int
2045 lpfc_fdmi_hba_attr_bios_state(struct lpfc_vport *vport,
2046 struct lpfc_fdmi_attr_def *ad)
2047 {
2048 struct lpfc_fdmi_attr_entry *ae;
2049 uint32_t size;
2050
2051 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2052
2053 /* Driver doesn't have access to this information */
2054 ae->un.AttrInt = cpu_to_be32(0);
2055 size = FOURBYTES + sizeof(uint32_t);
2056 ad->AttrLen = cpu_to_be16(size);
2057 ad->AttrType = cpu_to_be16(RHBA_BIOS_STATE);
2058 return size;
2059 }
2060
2061 static int
2062 lpfc_fdmi_hba_attr_vendor_id(struct lpfc_vport *vport,
2063 struct lpfc_fdmi_attr_def *ad)
2064 {
2065 struct lpfc_fdmi_attr_entry *ae;
2066 uint32_t len, size;
2067
2068 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2069 memset(ae, 0, 256);
2070
2071 strncpy(ae->un.AttrString, "EMULEX",
2072 sizeof(ae->un.AttrString));
2073 len = strnlen(ae->un.AttrString,
2074 sizeof(ae->un.AttrString));
2075 len += (len & 3) ? (4 - (len & 3)) : 4;
2076 size = FOURBYTES + len;
2077 ad->AttrLen = cpu_to_be16(size);
2078 ad->AttrType = cpu_to_be16(RHBA_VENDOR_ID);
2079 return size;
2080 }
2081
2082 /* Routines for all individual PORT attributes */
2083 static int
2084 lpfc_fdmi_port_attr_fc4type(struct lpfc_vport *vport,
2085 struct lpfc_fdmi_attr_def *ad)
2086 {
2087 struct lpfc_fdmi_attr_entry *ae;
2088 uint32_t size;
2089
2090 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2091 memset(ae, 0, 32);
2092
2093 ae->un.AttrTypes[3] = 0x02; /* Type 1 - ELS */
2094 ae->un.AttrTypes[2] = 0x01; /* Type 8 - FCP */
2095 ae->un.AttrTypes[7] = 0x01; /* Type 32 - CT */
2096 size = FOURBYTES + 32;
2097 ad->AttrLen = cpu_to_be16(size);
2098 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_FC4_TYPES);
2099 return size;
2100 }
2101
2102 static int
2103 lpfc_fdmi_port_attr_support_speed(struct lpfc_vport *vport,
2104 struct lpfc_fdmi_attr_def *ad)
2105 {
2106 struct lpfc_hba *phba = vport->phba;
2107 struct lpfc_fdmi_attr_entry *ae;
2108 uint32_t size;
2109
2110 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2111
2112 ae->un.AttrInt = 0;
2113 if (!(phba->hba_flag & HBA_FCOE_MODE)) {
2114 if (phba->lmt & LMT_32Gb)
2115 ae->un.AttrInt |= HBA_PORTSPEED_32GFC;
2116 if (phba->lmt & LMT_16Gb)
2117 ae->un.AttrInt |= HBA_PORTSPEED_16GFC;
2118 if (phba->lmt & LMT_10Gb)
2119 ae->un.AttrInt |= HBA_PORTSPEED_10GFC;
2120 if (phba->lmt & LMT_8Gb)
2121 ae->un.AttrInt |= HBA_PORTSPEED_8GFC;
2122 if (phba->lmt & LMT_4Gb)
2123 ae->un.AttrInt |= HBA_PORTSPEED_4GFC;
2124 if (phba->lmt & LMT_2Gb)
2125 ae->un.AttrInt |= HBA_PORTSPEED_2GFC;
2126 if (phba->lmt & LMT_1Gb)
2127 ae->un.AttrInt |= HBA_PORTSPEED_1GFC;
2128 } else {
2129 /* FCoE links support only one speed */
2130 switch (phba->fc_linkspeed) {
2131 case LPFC_ASYNC_LINK_SPEED_10GBPS:
2132 ae->un.AttrInt = HBA_PORTSPEED_10GE;
2133 break;
2134 case LPFC_ASYNC_LINK_SPEED_25GBPS:
2135 ae->un.AttrInt = HBA_PORTSPEED_25GE;
2136 break;
2137 case LPFC_ASYNC_LINK_SPEED_40GBPS:
2138 ae->un.AttrInt = HBA_PORTSPEED_40GE;
2139 break;
2140 case LPFC_ASYNC_LINK_SPEED_100GBPS:
2141 ae->un.AttrInt = HBA_PORTSPEED_100GE;
2142 break;
2143 }
2144 }
2145 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt);
2146 size = FOURBYTES + sizeof(uint32_t);
2147 ad->AttrLen = cpu_to_be16(size);
2148 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_SPEED);
2149 return size;
2150 }
2151
2152 static int
2153 lpfc_fdmi_port_attr_speed(struct lpfc_vport *vport,
2154 struct lpfc_fdmi_attr_def *ad)
2155 {
2156 struct lpfc_hba *phba = vport->phba;
2157 struct lpfc_fdmi_attr_entry *ae;
2158 uint32_t size;
2159
2160 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2161
2162 if (!(phba->hba_flag & HBA_FCOE_MODE)) {
2163 switch (phba->fc_linkspeed) {
2164 case LPFC_LINK_SPEED_1GHZ:
2165 ae->un.AttrInt = HBA_PORTSPEED_1GFC;
2166 break;
2167 case LPFC_LINK_SPEED_2GHZ:
2168 ae->un.AttrInt = HBA_PORTSPEED_2GFC;
2169 break;
2170 case LPFC_LINK_SPEED_4GHZ:
2171 ae->un.AttrInt = HBA_PORTSPEED_4GFC;
2172 break;
2173 case LPFC_LINK_SPEED_8GHZ:
2174 ae->un.AttrInt = HBA_PORTSPEED_8GFC;
2175 break;
2176 case LPFC_LINK_SPEED_10GHZ:
2177 ae->un.AttrInt = HBA_PORTSPEED_10GFC;
2178 break;
2179 case LPFC_LINK_SPEED_16GHZ:
2180 ae->un.AttrInt = HBA_PORTSPEED_16GFC;
2181 break;
2182 case LPFC_LINK_SPEED_32GHZ:
2183 ae->un.AttrInt = HBA_PORTSPEED_32GFC;
2184 break;
2185 default:
2186 ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN;
2187 break;
2188 }
2189 } else {
2190 switch (phba->fc_linkspeed) {
2191 case LPFC_ASYNC_LINK_SPEED_10GBPS:
2192 ae->un.AttrInt = HBA_PORTSPEED_10GE;
2193 break;
2194 case LPFC_ASYNC_LINK_SPEED_25GBPS:
2195 ae->un.AttrInt = HBA_PORTSPEED_25GE;
2196 break;
2197 case LPFC_ASYNC_LINK_SPEED_40GBPS:
2198 ae->un.AttrInt = HBA_PORTSPEED_40GE;
2199 break;
2200 case LPFC_ASYNC_LINK_SPEED_100GBPS:
2201 ae->un.AttrInt = HBA_PORTSPEED_100GE;
2202 break;
2203 default:
2204 ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN;
2205 break;
2206 }
2207 }
2208
2209 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt);
2210 size = FOURBYTES + sizeof(uint32_t);
2211 ad->AttrLen = cpu_to_be16(size);
2212 ad->AttrType = cpu_to_be16(RPRT_PORT_SPEED);
2213 return size;
2214 }
2215
2216 static int
2217 lpfc_fdmi_port_attr_max_frame(struct lpfc_vport *vport,
2218 struct lpfc_fdmi_attr_def *ad)
2219 {
2220 struct serv_parm *hsp;
2221 struct lpfc_fdmi_attr_entry *ae;
2222 uint32_t size;
2223
2224 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2225
2226 hsp = (struct serv_parm *)&vport->fc_sparam;
2227 ae->un.AttrInt = (((uint32_t) hsp->cmn.bbRcvSizeMsb) << 8) |
2228 (uint32_t) hsp->cmn.bbRcvSizeLsb;
2229 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt);
2230 size = FOURBYTES + sizeof(uint32_t);
2231 ad->AttrLen = cpu_to_be16(size);
2232 ad->AttrType = cpu_to_be16(RPRT_MAX_FRAME_SIZE);
2233 return size;
2234 }
2235
2236 static int
2237 lpfc_fdmi_port_attr_os_devname(struct lpfc_vport *vport,
2238 struct lpfc_fdmi_attr_def *ad)
2239 {
2240 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
2241 struct lpfc_fdmi_attr_entry *ae;
2242 uint32_t len, size;
2243
2244 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2245 memset(ae, 0, 256);
2246
2247 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString),
2248 "/sys/class/scsi_host/host%d", shost->host_no);
2249 len = strnlen((char *)ae->un.AttrString,
2250 sizeof(ae->un.AttrString));
2251 len += (len & 3) ? (4 - (len & 3)) : 4;
2252 size = FOURBYTES + len;
2253 ad->AttrLen = cpu_to_be16(size);
2254 ad->AttrType = cpu_to_be16(RPRT_OS_DEVICE_NAME);
2255 return size;
2256 }
2257
2258 static int
2259 lpfc_fdmi_port_attr_host_name(struct lpfc_vport *vport,
2260 struct lpfc_fdmi_attr_def *ad)
2261 {
2262 struct lpfc_fdmi_attr_entry *ae;
2263 uint32_t len, size;
2264
2265 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2266 memset(ae, 0, 256);
2267
2268 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s",
2269 init_utsname()->nodename);
2270
2271 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
2272 len += (len & 3) ? (4 - (len & 3)) : 4;
2273 size = FOURBYTES + len;
2274 ad->AttrLen = cpu_to_be16(size);
2275 ad->AttrType = cpu_to_be16(RPRT_HOST_NAME);
2276 return size;
2277 }
2278
2279 static int
2280 lpfc_fdmi_port_attr_wwnn(struct lpfc_vport *vport,
2281 struct lpfc_fdmi_attr_def *ad)
2282 {
2283 struct lpfc_fdmi_attr_entry *ae;
2284 uint32_t size;
2285
2286 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2287 memset(ae, 0, sizeof(struct lpfc_name));
2288
2289 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.nodeName,
2290 sizeof(struct lpfc_name));
2291 size = FOURBYTES + sizeof(struct lpfc_name);
2292 ad->AttrLen = cpu_to_be16(size);
2293 ad->AttrType = cpu_to_be16(RPRT_NODENAME);
2294 return size;
2295 }
2296
2297 static int
2298 lpfc_fdmi_port_attr_wwpn(struct lpfc_vport *vport,
2299 struct lpfc_fdmi_attr_def *ad)
2300 {
2301 struct lpfc_fdmi_attr_entry *ae;
2302 uint32_t size;
2303
2304 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2305 memset(ae, 0, sizeof(struct lpfc_name));
2306
2307 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.portName,
2308 sizeof(struct lpfc_name));
2309 size = FOURBYTES + sizeof(struct lpfc_name);
2310 ad->AttrLen = cpu_to_be16(size);
2311 ad->AttrType = cpu_to_be16(RPRT_PORTNAME);
2312 return size;
2313 }
2314
2315 static int
2316 lpfc_fdmi_port_attr_symbolic_name(struct lpfc_vport *vport,
2317 struct lpfc_fdmi_attr_def *ad)
2318 {
2319 struct lpfc_fdmi_attr_entry *ae;
2320 uint32_t len, size;
2321
2322 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2323 memset(ae, 0, 256);
2324
2325 len = lpfc_vport_symbolic_port_name(vport, ae->un.AttrString, 256);
2326 len += (len & 3) ? (4 - (len & 3)) : 4;
2327 size = FOURBYTES + len;
2328 ad->AttrLen = cpu_to_be16(size);
2329 ad->AttrType = cpu_to_be16(RPRT_SYM_PORTNAME);
2330 return size;
2331 }
2332
2333 static int
2334 lpfc_fdmi_port_attr_port_type(struct lpfc_vport *vport,
2335 struct lpfc_fdmi_attr_def *ad)
2336 {
2337 struct lpfc_hba *phba = vport->phba;
2338 struct lpfc_fdmi_attr_entry *ae;
2339 uint32_t size;
2340
2341 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2342 if (phba->fc_topology == LPFC_TOPOLOGY_LOOP)
2343 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTTYPE_NLPORT);
2344 else
2345 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTTYPE_NPORT);
2346 size = FOURBYTES + sizeof(uint32_t);
2347 ad->AttrLen = cpu_to_be16(size);
2348 ad->AttrType = cpu_to_be16(RPRT_PORT_TYPE);
2349 return size;
2350 }
2351
2352 static int
2353 lpfc_fdmi_port_attr_class(struct lpfc_vport *vport,
2354 struct lpfc_fdmi_attr_def *ad)
2355 {
2356 struct lpfc_fdmi_attr_entry *ae;
2357 uint32_t size;
2358
2359 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2360 ae->un.AttrInt = cpu_to_be32(FC_COS_CLASS2 | FC_COS_CLASS3);
2361 size = FOURBYTES + sizeof(uint32_t);
2362 ad->AttrLen = cpu_to_be16(size);
2363 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_CLASS);
2364 return size;
2365 }
2366
2367 static int
2368 lpfc_fdmi_port_attr_fabric_wwpn(struct lpfc_vport *vport,
2369 struct lpfc_fdmi_attr_def *ad)
2370 {
2371 struct lpfc_fdmi_attr_entry *ae;
2372 uint32_t size;
2373
2374 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2375 memset(ae, 0, sizeof(struct lpfc_name));
2376
2377 memcpy(&ae->un.AttrWWN, &vport->fabric_portname,
2378 sizeof(struct lpfc_name));
2379 size = FOURBYTES + sizeof(struct lpfc_name);
2380 ad->AttrLen = cpu_to_be16(size);
2381 ad->AttrType = cpu_to_be16(RPRT_FABRICNAME);
2382 return size;
2383 }
2384
2385 static int
2386 lpfc_fdmi_port_attr_active_fc4type(struct lpfc_vport *vport,
2387 struct lpfc_fdmi_attr_def *ad)
2388 {
2389 struct lpfc_fdmi_attr_entry *ae;
2390 uint32_t size;
2391
2392 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2393 memset(ae, 0, 32);
2394
2395 ae->un.AttrTypes[3] = 0x02; /* Type 1 - ELS */
2396 ae->un.AttrTypes[2] = 0x01; /* Type 8 - FCP */
2397 ae->un.AttrTypes[7] = 0x01; /* Type 32 - CT */
2398 size = FOURBYTES + 32;
2399 ad->AttrLen = cpu_to_be16(size);
2400 ad->AttrType = cpu_to_be16(RPRT_ACTIVE_FC4_TYPES);
2401 return size;
2402 }
2403
2404 static int
2405 lpfc_fdmi_port_attr_port_state(struct lpfc_vport *vport,
2406 struct lpfc_fdmi_attr_def *ad)
2407 {
2408 struct lpfc_fdmi_attr_entry *ae;
2409 uint32_t size;
2410
2411 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2412 /* Link Up - operational */
2413 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTSTATE_ONLINE);
2414 size = FOURBYTES + sizeof(uint32_t);
2415 ad->AttrLen = cpu_to_be16(size);
2416 ad->AttrType = cpu_to_be16(RPRT_PORT_STATE);
2417 return size;
2418 }
2419
2420 static int
2421 lpfc_fdmi_port_attr_num_disc(struct lpfc_vport *vport,
2422 struct lpfc_fdmi_attr_def *ad)
2423 {
2424 struct lpfc_fdmi_attr_entry *ae;
2425 uint32_t size;
2426
2427 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2428 vport->fdmi_num_disc = lpfc_find_map_node(vport);
2429 ae->un.AttrInt = cpu_to_be32(vport->fdmi_num_disc);
2430 size = FOURBYTES + sizeof(uint32_t);
2431 ad->AttrLen = cpu_to_be16(size);
2432 ad->AttrType = cpu_to_be16(RPRT_DISC_PORT);
2433 return size;
2434 }
2435
2436 static int
2437 lpfc_fdmi_port_attr_nportid(struct lpfc_vport *vport,
2438 struct lpfc_fdmi_attr_def *ad)
2439 {
2440 struct lpfc_fdmi_attr_entry *ae;
2441 uint32_t size;
2442
2443 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2444 ae->un.AttrInt = cpu_to_be32(vport->fc_myDID);
2445 size = FOURBYTES + sizeof(uint32_t);
2446 ad->AttrLen = cpu_to_be16(size);
2447 ad->AttrType = cpu_to_be16(RPRT_PORT_ID);
2448 return size;
2449 }
2450
2451 static int
2452 lpfc_fdmi_smart_attr_service(struct lpfc_vport *vport,
2453 struct lpfc_fdmi_attr_def *ad)
2454 {
2455 struct lpfc_fdmi_attr_entry *ae;
2456 uint32_t len, size;
2457
2458 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2459 memset(ae, 0, 256);
2460
2461 strncpy(ae->un.AttrString, "Smart SAN Initiator",
2462 sizeof(ae->un.AttrString));
2463 len = strnlen(ae->un.AttrString,
2464 sizeof(ae->un.AttrString));
2465 len += (len & 3) ? (4 - (len & 3)) : 4;
2466 size = FOURBYTES + len;
2467 ad->AttrLen = cpu_to_be16(size);
2468 ad->AttrType = cpu_to_be16(RPRT_SMART_SERVICE);
2469 return size;
2470 }
2471
2472 static int
2473 lpfc_fdmi_smart_attr_guid(struct lpfc_vport *vport,
2474 struct lpfc_fdmi_attr_def *ad)
2475 {
2476 struct lpfc_fdmi_attr_entry *ae;
2477 uint32_t size;
2478
2479 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2480 memset(ae, 0, 256);
2481
2482 memcpy(&ae->un.AttrString, &vport->fc_sparam.nodeName,
2483 sizeof(struct lpfc_name));
2484 memcpy((((uint8_t *)&ae->un.AttrString) +
2485 sizeof(struct lpfc_name)),
2486 &vport->fc_sparam.portName, sizeof(struct lpfc_name));
2487 size = FOURBYTES + (2 * sizeof(struct lpfc_name));
2488 ad->AttrLen = cpu_to_be16(size);
2489 ad->AttrType = cpu_to_be16(RPRT_SMART_GUID);
2490 return size;
2491 }
2492
2493 static int
2494 lpfc_fdmi_smart_attr_version(struct lpfc_vport *vport,
2495 struct lpfc_fdmi_attr_def *ad)
2496 {
2497 struct lpfc_fdmi_attr_entry *ae;
2498 uint32_t len, size;
2499
2500 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2501 memset(ae, 0, 256);
2502
2503 strncpy(ae->un.AttrString, "Smart SAN Version 2.0",
2504 sizeof(ae->un.AttrString));
2505 len = strnlen(ae->un.AttrString,
2506 sizeof(ae->un.AttrString));
2507 len += (len & 3) ? (4 - (len & 3)) : 4;
2508 size = FOURBYTES + len;
2509 ad->AttrLen = cpu_to_be16(size);
2510 ad->AttrType = cpu_to_be16(RPRT_SMART_VERSION);
2511 return size;
2512 }
2513
2514 static int
2515 lpfc_fdmi_smart_attr_model(struct lpfc_vport *vport,
2516 struct lpfc_fdmi_attr_def *ad)
2517 {
2518 struct lpfc_hba *phba = vport->phba;
2519 struct lpfc_fdmi_attr_entry *ae;
2520 uint32_t len, size;
2521
2522 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2523 memset(ae, 0, 256);
2524
2525 strncpy(ae->un.AttrString, phba->ModelName,
2526 sizeof(ae->un.AttrString));
2527 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
2528 len += (len & 3) ? (4 - (len & 3)) : 4;
2529 size = FOURBYTES + len;
2530 ad->AttrLen = cpu_to_be16(size);
2531 ad->AttrType = cpu_to_be16(RPRT_SMART_MODEL);
2532 return size;
2533 }
2534
2535 static int
2536 lpfc_fdmi_smart_attr_port_info(struct lpfc_vport *vport,
2537 struct lpfc_fdmi_attr_def *ad)
2538 {
2539 struct lpfc_fdmi_attr_entry *ae;
2540 uint32_t size;
2541
2542 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2543
2544 /* SRIOV (type 3) is not supported */
2545 if (vport->vpi)
2546 ae->un.AttrInt = cpu_to_be32(2); /* NPIV */
2547 else
2548 ae->un.AttrInt = cpu_to_be32(1); /* Physical */
2549 size = FOURBYTES + sizeof(uint32_t);
2550 ad->AttrLen = cpu_to_be16(size);
2551 ad->AttrType = cpu_to_be16(RPRT_SMART_PORT_INFO);
2552 return size;
2553 }
2554
2555 static int
2556 lpfc_fdmi_smart_attr_qos(struct lpfc_vport *vport,
2557 struct lpfc_fdmi_attr_def *ad)
2558 {
2559 struct lpfc_fdmi_attr_entry *ae;
2560 uint32_t size;
2561
2562 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2563 ae->un.AttrInt = cpu_to_be32(0);
2564 size = FOURBYTES + sizeof(uint32_t);
2565 ad->AttrLen = cpu_to_be16(size);
2566 ad->AttrType = cpu_to_be16(RPRT_SMART_QOS);
2567 return size;
2568 }
2569
2570 static int
2571 lpfc_fdmi_smart_attr_security(struct lpfc_vport *vport,
2572 struct lpfc_fdmi_attr_def *ad)
2573 {
2574 struct lpfc_fdmi_attr_entry *ae;
2575 uint32_t size;
2576
2577 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2578 ae->un.AttrInt = cpu_to_be32(1);
2579 size = FOURBYTES + sizeof(uint32_t);
2580 ad->AttrLen = cpu_to_be16(size);
2581 ad->AttrType = cpu_to_be16(RPRT_SMART_SECURITY);
2582 return size;
2583 }
2584
2585 /* RHBA attribute jump table */
2586 int (*lpfc_fdmi_hba_action[])
2587 (struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = {
2588 /* Action routine Mask bit Attribute type */
2589 lpfc_fdmi_hba_attr_wwnn, /* bit0 RHBA_NODENAME */
2590 lpfc_fdmi_hba_attr_manufacturer, /* bit1 RHBA_MANUFACTURER */
2591 lpfc_fdmi_hba_attr_sn, /* bit2 RHBA_SERIAL_NUMBER */
2592 lpfc_fdmi_hba_attr_model, /* bit3 RHBA_MODEL */
2593 lpfc_fdmi_hba_attr_description, /* bit4 RHBA_MODEL_DESCRIPTION */
2594 lpfc_fdmi_hba_attr_hdw_ver, /* bit5 RHBA_HARDWARE_VERSION */
2595 lpfc_fdmi_hba_attr_drvr_ver, /* bit6 RHBA_DRIVER_VERSION */
2596 lpfc_fdmi_hba_attr_rom_ver, /* bit7 RHBA_OPTION_ROM_VERSION */
2597 lpfc_fdmi_hba_attr_fmw_ver, /* bit8 RHBA_FIRMWARE_VERSION */
2598 lpfc_fdmi_hba_attr_os_ver, /* bit9 RHBA_OS_NAME_VERSION */
2599 lpfc_fdmi_hba_attr_ct_len, /* bit10 RHBA_MAX_CT_PAYLOAD_LEN */
2600 lpfc_fdmi_hba_attr_symbolic_name, /* bit11 RHBA_SYM_NODENAME */
2601 lpfc_fdmi_hba_attr_vendor_info, /* bit12 RHBA_VENDOR_INFO */
2602 lpfc_fdmi_hba_attr_num_ports, /* bit13 RHBA_NUM_PORTS */
2603 lpfc_fdmi_hba_attr_fabric_wwnn, /* bit14 RHBA_FABRIC_WWNN */
2604 lpfc_fdmi_hba_attr_bios_ver, /* bit15 RHBA_BIOS_VERSION */
2605 lpfc_fdmi_hba_attr_bios_state, /* bit16 RHBA_BIOS_STATE */
2606 lpfc_fdmi_hba_attr_vendor_id, /* bit17 RHBA_VENDOR_ID */
2607 };
2608
2609 /* RPA / RPRT attribute jump table */
2610 int (*lpfc_fdmi_port_action[])
2611 (struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = {
2612 /* Action routine Mask bit Attribute type */
2613 lpfc_fdmi_port_attr_fc4type, /* bit0 RPRT_SUPPORT_FC4_TYPES */
2614 lpfc_fdmi_port_attr_support_speed, /* bit1 RPRT_SUPPORTED_SPEED */
2615 lpfc_fdmi_port_attr_speed, /* bit2 RPRT_PORT_SPEED */
2616 lpfc_fdmi_port_attr_max_frame, /* bit3 RPRT_MAX_FRAME_SIZE */
2617 lpfc_fdmi_port_attr_os_devname, /* bit4 RPRT_OS_DEVICE_NAME */
2618 lpfc_fdmi_port_attr_host_name, /* bit5 RPRT_HOST_NAME */
2619 lpfc_fdmi_port_attr_wwnn, /* bit6 RPRT_NODENAME */
2620 lpfc_fdmi_port_attr_wwpn, /* bit7 RPRT_PORTNAME */
2621 lpfc_fdmi_port_attr_symbolic_name, /* bit8 RPRT_SYM_PORTNAME */
2622 lpfc_fdmi_port_attr_port_type, /* bit9 RPRT_PORT_TYPE */
2623 lpfc_fdmi_port_attr_class, /* bit10 RPRT_SUPPORTED_CLASS */
2624 lpfc_fdmi_port_attr_fabric_wwpn, /* bit11 RPRT_FABRICNAME */
2625 lpfc_fdmi_port_attr_active_fc4type, /* bit12 RPRT_ACTIVE_FC4_TYPES */
2626 lpfc_fdmi_port_attr_port_state, /* bit13 RPRT_PORT_STATE */
2627 lpfc_fdmi_port_attr_num_disc, /* bit14 RPRT_DISC_PORT */
2628 lpfc_fdmi_port_attr_nportid, /* bit15 RPRT_PORT_ID */
2629 lpfc_fdmi_smart_attr_service, /* bit16 RPRT_SMART_SERVICE */
2630 lpfc_fdmi_smart_attr_guid, /* bit17 RPRT_SMART_GUID */
2631 lpfc_fdmi_smart_attr_version, /* bit18 RPRT_SMART_VERSION */
2632 lpfc_fdmi_smart_attr_model, /* bit19 RPRT_SMART_MODEL */
2633 lpfc_fdmi_smart_attr_port_info, /* bit20 RPRT_SMART_PORT_INFO */
2634 lpfc_fdmi_smart_attr_qos, /* bit21 RPRT_SMART_QOS */
2635 lpfc_fdmi_smart_attr_security, /* bit22 RPRT_SMART_SECURITY */
2636 };
2637
2638 /**
2639 * lpfc_fdmi_cmd - Build and send a FDMI cmd to the specified NPort
2640 * @vport: pointer to a host virtual N_Port data structure.
2641 * @ndlp: ndlp to send FDMI cmd to (if NULL use FDMI_DID)
2642 * cmdcode: FDMI command to send
2643 * mask: Mask of HBA or PORT Attributes to send
2644 *
2645 * Builds and sends a FDMI command using the CT subsystem.
2646 */
2647 int
2648 lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
2649 int cmdcode, uint32_t new_mask)
2650 {
2651 struct lpfc_hba *phba = vport->phba;
2652 struct lpfc_dmabuf *mp, *bmp;
2653 struct lpfc_sli_ct_request *CtReq;
2654 struct ulp_bde64 *bpl;
2655 uint32_t bit_pos;
2656 uint32_t size;
2657 uint32_t rsp_size;
2658 uint32_t mask;
2659 struct lpfc_fdmi_reg_hba *rh;
2660 struct lpfc_fdmi_port_entry *pe;
2661 struct lpfc_fdmi_reg_portattr *pab = NULL;
2662 struct lpfc_fdmi_attr_block *ab = NULL;
2663 int (*func)(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad);
2664 void (*cmpl)(struct lpfc_hba *, struct lpfc_iocbq *,
2665 struct lpfc_iocbq *);
2666
2667 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
2668 return 0;
2669
2670 cmpl = lpfc_cmpl_ct_disc_fdmi; /* called from discovery */
2671
2672 /* fill in BDEs for command */
2673 /* Allocate buffer for command payload */
2674 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
2675 if (!mp)
2676 goto fdmi_cmd_exit;
2677
2678 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys));
2679 if (!mp->virt)
2680 goto fdmi_cmd_free_mp;
2681
2682 /* Allocate buffer for Buffer ptr list */
2683 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
2684 if (!bmp)
2685 goto fdmi_cmd_free_mpvirt;
2686
2687 bmp->virt = lpfc_mbuf_alloc(phba, 0, &(bmp->phys));
2688 if (!bmp->virt)
2689 goto fdmi_cmd_free_bmp;
2690
2691 INIT_LIST_HEAD(&mp->list);
2692 INIT_LIST_HEAD(&bmp->list);
2693
2694 /* FDMI request */
2695 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
2696 "0218 FDMI Request Data: x%x x%x x%x\n",
2697 vport->fc_flag, vport->port_state, cmdcode);
2698 CtReq = (struct lpfc_sli_ct_request *)mp->virt;
2699
2700 /* First populate the CT_IU preamble */
2701 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request));
2702 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
2703 CtReq->RevisionId.bits.InId = 0;
2704
2705 CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE;
2706 CtReq->FsSubType = SLI_CT_FDMI_Subtypes;
2707
2708 CtReq->CommandResponse.bits.CmdRsp = cpu_to_be16(cmdcode);
2709 rsp_size = LPFC_BPL_SIZE;
2710 size = 0;
2711
2712 /* Next fill in the specific FDMI cmd information */
2713 switch (cmdcode) {
2714 case SLI_MGMT_RHAT:
2715 case SLI_MGMT_RHBA:
2716 rh = (struct lpfc_fdmi_reg_hba *)&CtReq->un.PortID;
2717 /* HBA Identifier */
2718 memcpy(&rh->hi.PortName, &phba->pport->fc_sparam.portName,
2719 sizeof(struct lpfc_name));
2720
2721 if (cmdcode == SLI_MGMT_RHBA) {
2722 /* Registered Port List */
2723 /* One entry (port) per adapter */
2724 rh->rpl.EntryCnt = cpu_to_be32(1);
2725 memcpy(&rh->rpl.pe, &phba->pport->fc_sparam.portName,
2726 sizeof(struct lpfc_name));
2727
2728 /* point to the HBA attribute block */
2729 size = 2 * sizeof(struct lpfc_name) +
2730 FOURBYTES;
2731 } else {
2732 size = sizeof(struct lpfc_name);
2733 }
2734 ab = (struct lpfc_fdmi_attr_block *)((uint8_t *)rh + size);
2735 ab->EntryCnt = 0;
2736 size += FOURBYTES;
2737 bit_pos = 0;
2738 if (new_mask)
2739 mask = new_mask;
2740 else
2741 mask = vport->fdmi_hba_mask;
2742
2743 /* Mask will dictate what attributes to build in the request */
2744 while (mask) {
2745 if (mask & 0x1) {
2746 func = lpfc_fdmi_hba_action[bit_pos];
2747 size += func(vport,
2748 (struct lpfc_fdmi_attr_def *)
2749 ((uint8_t *)rh + size));
2750 ab->EntryCnt++;
2751 if ((size + 256) >
2752 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
2753 goto hba_out;
2754 }
2755 mask = mask >> 1;
2756 bit_pos++;
2757 }
2758 hba_out:
2759 ab->EntryCnt = cpu_to_be32(ab->EntryCnt);
2760 /* Total size */
2761 size = GID_REQUEST_SZ - 4 + size;
2762 break;
2763
2764 case SLI_MGMT_RPRT:
2765 case SLI_MGMT_RPA:
2766 pab = (struct lpfc_fdmi_reg_portattr *)&CtReq->un.PortID;
2767 if (cmdcode == SLI_MGMT_RPRT) {
2768 rh = (struct lpfc_fdmi_reg_hba *)pab;
2769 /* HBA Identifier */
2770 memcpy(&rh->hi.PortName,
2771 &phba->pport->fc_sparam.portName,
2772 sizeof(struct lpfc_name));
2773 pab = (struct lpfc_fdmi_reg_portattr *)
2774 ((uint8_t *)pab + sizeof(struct lpfc_name));
2775 }
2776
2777 memcpy((uint8_t *)&pab->PortName,
2778 (uint8_t *)&vport->fc_sparam.portName,
2779 sizeof(struct lpfc_name));
2780 size += sizeof(struct lpfc_name) + FOURBYTES;
2781 pab->ab.EntryCnt = 0;
2782 bit_pos = 0;
2783 if (new_mask)
2784 mask = new_mask;
2785 else
2786 mask = vport->fdmi_port_mask;
2787
2788 /* Mask will dictate what attributes to build in the request */
2789 while (mask) {
2790 if (mask & 0x1) {
2791 func = lpfc_fdmi_port_action[bit_pos];
2792 size += func(vport,
2793 (struct lpfc_fdmi_attr_def *)
2794 ((uint8_t *)pab + size));
2795 pab->ab.EntryCnt++;
2796 if ((size + 256) >
2797 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
2798 goto port_out;
2799 }
2800 mask = mask >> 1;
2801 bit_pos++;
2802 }
2803 port_out:
2804 pab->ab.EntryCnt = cpu_to_be32(pab->ab.EntryCnt);
2805 /* Total size */
2806 if (cmdcode == SLI_MGMT_RPRT)
2807 size += sizeof(struct lpfc_name);
2808 size = GID_REQUEST_SZ - 4 + size;
2809 break;
2810
2811 case SLI_MGMT_GHAT:
2812 case SLI_MGMT_GRPL:
2813 rsp_size = FC_MAX_NS_RSP;
2814 case SLI_MGMT_DHBA:
2815 case SLI_MGMT_DHAT:
2816 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID;
2817 memcpy((uint8_t *)&pe->PortName,
2818 (uint8_t *)&vport->fc_sparam.portName,
2819 sizeof(struct lpfc_name));
2820 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name);
2821 break;
2822
2823 case SLI_MGMT_GPAT:
2824 case SLI_MGMT_GPAS:
2825 rsp_size = FC_MAX_NS_RSP;
2826 case SLI_MGMT_DPRT:
2827 case SLI_MGMT_DPA:
2828 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID;
2829 memcpy((uint8_t *)&pe->PortName,
2830 (uint8_t *)&vport->fc_sparam.portName,
2831 sizeof(struct lpfc_name));
2832 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name);
2833 break;
2834 case SLI_MGMT_GRHL:
2835 size = GID_REQUEST_SZ - 4;
2836 break;
2837 default:
2838 lpfc_printf_vlog(vport, KERN_WARNING, LOG_DISCOVERY,
2839 "0298 FDMI cmdcode x%x not supported\n",
2840 cmdcode);
2841 goto fdmi_cmd_free_bmpvirt;
2842 }
2843 CtReq->CommandResponse.bits.Size = cpu_to_be16(rsp_size);
2844
2845 bpl = (struct ulp_bde64 *)bmp->virt;
2846 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys));
2847 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys));
2848 bpl->tus.f.bdeFlags = 0;
2849 bpl->tus.f.bdeSize = size;
2850
2851 /*
2852 * The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count
2853 * to hold ndlp reference for the corresponding callback function.
2854 */
2855 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, 0))
2856 return 0;
2857
2858 /*
2859 * Decrement ndlp reference count to release ndlp reference held
2860 * for the failed command's callback function.
2861 */
2862 lpfc_nlp_put(ndlp);
2863
2864 fdmi_cmd_free_bmpvirt:
2865 lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
2866 fdmi_cmd_free_bmp:
2867 kfree(bmp);
2868 fdmi_cmd_free_mpvirt:
2869 lpfc_mbuf_free(phba, mp->virt, mp->phys);
2870 fdmi_cmd_free_mp:
2871 kfree(mp);
2872 fdmi_cmd_exit:
2873 /* Issue FDMI request failed */
2874 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
2875 "0244 Issue FDMI request failed Data: x%x\n",
2876 cmdcode);
2877 return 1;
2878 }
2879
2880 /**
2881 * lpfc_delayed_disc_tmo - Timeout handler for delayed discovery timer.
2882 * @ptr - Context object of the timer.
2883 *
2884 * This function set the WORKER_DELAYED_DISC_TMO flag and wake up
2885 * the worker thread.
2886 **/
2887 void
2888 lpfc_delayed_disc_tmo(unsigned long ptr)
2889 {
2890 struct lpfc_vport *vport = (struct lpfc_vport *)ptr;
2891 struct lpfc_hba *phba = vport->phba;
2892 uint32_t tmo_posted;
2893 unsigned long iflag;
2894
2895 spin_lock_irqsave(&vport->work_port_lock, iflag);
2896 tmo_posted = vport->work_port_events & WORKER_DELAYED_DISC_TMO;
2897 if (!tmo_posted)
2898 vport->work_port_events |= WORKER_DELAYED_DISC_TMO;
2899 spin_unlock_irqrestore(&vport->work_port_lock, iflag);
2900
2901 if (!tmo_posted)
2902 lpfc_worker_wake_up(phba);
2903 return;
2904 }
2905
2906 /**
2907 * lpfc_delayed_disc_timeout_handler - Function called by worker thread to
2908 * handle delayed discovery.
2909 * @vport: pointer to a host virtual N_Port data structure.
2910 *
2911 * This function start nport discovery of the vport.
2912 **/
2913 void
2914 lpfc_delayed_disc_timeout_handler(struct lpfc_vport *vport)
2915 {
2916 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
2917
2918 spin_lock_irq(shost->host_lock);
2919 if (!(vport->fc_flag & FC_DISC_DELAYED)) {
2920 spin_unlock_irq(shost->host_lock);
2921 return;
2922 }
2923 vport->fc_flag &= ~FC_DISC_DELAYED;
2924 spin_unlock_irq(shost->host_lock);
2925
2926 lpfc_do_scr_ns_plogi(vport->phba, vport);
2927 }
2928
2929 void
2930 lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag)
2931 {
2932 struct lpfc_sli *psli = &phba->sli;
2933 lpfc_vpd_t *vp = &phba->vpd;
2934 uint32_t b1, b2, b3, b4, i, rev;
2935 char c;
2936 uint32_t *ptr, str[4];
2937 uint8_t *fwname;
2938
2939 if (phba->sli_rev == LPFC_SLI_REV4)
2940 snprintf(fwrevision, FW_REV_STR_SIZE, "%s", vp->rev.opFwName);
2941 else if (vp->rev.rBit) {
2942 if (psli->sli_flag & LPFC_SLI_ACTIVE)
2943 rev = vp->rev.sli2FwRev;
2944 else
2945 rev = vp->rev.sli1FwRev;
2946
2947 b1 = (rev & 0x0000f000) >> 12;
2948 b2 = (rev & 0x00000f00) >> 8;
2949 b3 = (rev & 0x000000c0) >> 6;
2950 b4 = (rev & 0x00000030) >> 4;
2951
2952 switch (b4) {
2953 case 0:
2954 c = 'N';
2955 break;
2956 case 1:
2957 c = 'A';
2958 break;
2959 case 2:
2960 c = 'B';
2961 break;
2962 case 3:
2963 c = 'X';
2964 break;
2965 default:
2966 c = 0;
2967 break;
2968 }
2969 b4 = (rev & 0x0000000f);
2970
2971 if (psli->sli_flag & LPFC_SLI_ACTIVE)
2972 fwname = vp->rev.sli2FwName;
2973 else
2974 fwname = vp->rev.sli1FwName;
2975
2976 for (i = 0; i < 16; i++)
2977 if (fwname[i] == 0x20)
2978 fwname[i] = 0;
2979
2980 ptr = (uint32_t*)fwname;
2981
2982 for (i = 0; i < 3; i++)
2983 str[i] = be32_to_cpu(*ptr++);
2984
2985 if (c == 0) {
2986 if (flag)
2987 sprintf(fwrevision, "%d.%d%d (%s)",
2988 b1, b2, b3, (char *)str);
2989 else
2990 sprintf(fwrevision, "%d.%d%d", b1,
2991 b2, b3);
2992 } else {
2993 if (flag)
2994 sprintf(fwrevision, "%d.%d%d%c%d (%s)",
2995 b1, b2, b3, c,
2996 b4, (char *)str);
2997 else
2998 sprintf(fwrevision, "%d.%d%d%c%d",
2999 b1, b2, b3, c, b4);
3000 }
3001 } else {
3002 rev = vp->rev.smFwRev;
3003
3004 b1 = (rev & 0xff000000) >> 24;
3005 b2 = (rev & 0x00f00000) >> 20;
3006 b3 = (rev & 0x000f0000) >> 16;
3007 c = (rev & 0x0000ff00) >> 8;
3008 b4 = (rev & 0x000000ff);
3009
3010 sprintf(fwrevision, "%d.%d%d%c%d", b1, b2, b3, c, b4);
3011 }
3012 return;
3013 }
Ubuntu Artful kernel mirror