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Merge tag 'for-4.15-rc2-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave...
[mirror_ubuntu-bionic-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/NVMe 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_type &
512 (NLP_FCP_TARGET | NLP_NVME_TARGET))) {
513 if (fc4_type == FC_TYPE_FCP)
514 ndlp->nlp_fc4_type |= NLP_FC4_FCP;
515 if (fc4_type == FC_TYPE_NVME)
516 ndlp->nlp_fc4_type |= NLP_FC4_NVME;
517 lpfc_setup_disc_node(vport, Did);
518 } else if (lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID,
519 0, Did) == 0)
520 vport->num_disc_nodes++;
521 else
522 lpfc_setup_disc_node(vport, Did);
523 } else {
524 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
525 "Skip2 GID_FTrsp: did:x%x flg:x%x cnt:%d",
526 Did, vport->fc_flag, vport->fc_rscn_id_cnt);
527
528 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
529 "0245 Skip x%06x NameServer Rsp "
530 "Data: x%x x%x\n", Did,
531 vport->fc_flag,
532 vport->fc_rscn_id_cnt);
533 }
534 }
535 }
536
537 static void
538 lpfc_ns_rsp_audit_did(struct lpfc_vport *vport, uint32_t Did, uint8_t fc4_type)
539 {
540 struct lpfc_hba *phba = vport->phba;
541 struct lpfc_nodelist *ndlp = NULL;
542 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
543
544 /*
545 * To conserve rpi's, filter out addresses for other
546 * vports on the same physical HBAs.
547 */
548 if (Did != vport->fc_myDID &&
549 (!lpfc_find_vport_by_did(phba, Did) ||
550 vport->cfg_peer_port_login)) {
551 if (!phba->nvmet_support) {
552 /* FCPI/NVMEI path. Process Did */
553 lpfc_prep_node_fc4type(vport, Did, fc4_type);
554 return;
555 }
556 /* NVMET path. NVMET only cares about NVMEI nodes. */
557 list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) {
558 if (ndlp->nlp_type != NLP_NVME_INITIATOR ||
559 ndlp->nlp_state != NLP_STE_UNMAPPED_NODE)
560 continue;
561 spin_lock_irq(shost->host_lock);
562 if (ndlp->nlp_DID == Did)
563 ndlp->nlp_flag &= ~NLP_NVMET_RECOV;
564 else
565 ndlp->nlp_flag |= NLP_NVMET_RECOV;
566 spin_unlock_irq(shost->host_lock);
567 }
568 }
569 }
570
571 static int
572 lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint8_t fc4_type,
573 uint32_t Size)
574 {
575 struct lpfc_sli_ct_request *Response =
576 (struct lpfc_sli_ct_request *) mp->virt;
577 struct lpfc_dmabuf *mlast, *next_mp;
578 uint32_t *ctptr = (uint32_t *) & Response->un.gid.PortType;
579 uint32_t Did, CTentry;
580 int Cnt;
581 struct list_head head;
582 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
583 struct lpfc_nodelist *ndlp = NULL;
584
585 lpfc_set_disctmo(vport);
586 vport->num_disc_nodes = 0;
587 vport->fc_ns_retry = 0;
588
589
590 list_add_tail(&head, &mp->list);
591 list_for_each_entry_safe(mp, next_mp, &head, list) {
592 mlast = mp;
593
594 Cnt = Size > FCELSSIZE ? FCELSSIZE : Size;
595
596 Size -= Cnt;
597
598 if (!ctptr) {
599 ctptr = (uint32_t *) mlast->virt;
600 } else
601 Cnt -= 16; /* subtract length of CT header */
602
603 /* Loop through entire NameServer list of DIDs */
604 while (Cnt >= sizeof(uint32_t)) {
605 /* Get next DID from NameServer List */
606 CTentry = *ctptr++;
607 Did = ((be32_to_cpu(CTentry)) & Mask_DID);
608 lpfc_ns_rsp_audit_did(vport, Did, fc4_type);
609 if (CTentry & (cpu_to_be32(SLI_CT_LAST_ENTRY)))
610 goto nsout1;
611
612 Cnt -= sizeof(uint32_t);
613 }
614 ctptr = NULL;
615
616 }
617
618 /* All GID_FT entries processed. If the driver is running in
619 * in target mode, put impacted nodes into recovery and drop
620 * the RPI to flush outstanding IO.
621 */
622 if (vport->phba->nvmet_support) {
623 list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) {
624 if (!(ndlp->nlp_flag & NLP_NVMET_RECOV))
625 continue;
626 lpfc_disc_state_machine(vport, ndlp, NULL,
627 NLP_EVT_DEVICE_RECOVERY);
628 spin_lock_irq(shost->host_lock);
629 ndlp->nlp_flag &= ~NLP_NVMET_RECOV;
630 spin_unlock_irq(shost->host_lock);
631 }
632 }
633
634 nsout1:
635 list_del(&head);
636 return 0;
637 }
638
639 static void
640 lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
641 struct lpfc_iocbq *rspiocb)
642 {
643 struct lpfc_vport *vport = cmdiocb->vport;
644 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
645 IOCB_t *irsp;
646 struct lpfc_dmabuf *outp;
647 struct lpfc_dmabuf *inp;
648 struct lpfc_sli_ct_request *CTrsp;
649 struct lpfc_sli_ct_request *CTreq;
650 struct lpfc_nodelist *ndlp;
651 int rc, type;
652
653 /* First save ndlp, before we overwrite it */
654 ndlp = cmdiocb->context_un.ndlp;
655
656 /* we pass cmdiocb to state machine which needs rspiocb as well */
657 cmdiocb->context_un.rsp_iocb = rspiocb;
658 inp = (struct lpfc_dmabuf *) cmdiocb->context1;
659 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
660 irsp = &rspiocb->iocb;
661
662 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
663 "GID_FT cmpl: status:x%x/x%x rtry:%d",
664 irsp->ulpStatus, irsp->un.ulpWord[4], vport->fc_ns_retry);
665
666 /* Don't bother processing response if vport is being torn down. */
667 if (vport->load_flag & FC_UNLOADING) {
668 if (vport->fc_flag & FC_RSCN_MODE)
669 lpfc_els_flush_rscn(vport);
670 goto out;
671 }
672
673 if (lpfc_els_chk_latt(vport)) {
674 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
675 "0216 Link event during NS query\n");
676 if (vport->fc_flag & FC_RSCN_MODE)
677 lpfc_els_flush_rscn(vport);
678 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
679 goto out;
680 }
681 if (lpfc_error_lost_link(irsp)) {
682 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
683 "0226 NS query failed due to link event\n");
684 if (vport->fc_flag & FC_RSCN_MODE)
685 lpfc_els_flush_rscn(vport);
686 goto out;
687 }
688 if (irsp->ulpStatus) {
689 /* Check for retry */
690 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) {
691 if (irsp->ulpStatus != IOSTAT_LOCAL_REJECT ||
692 (irsp->un.ulpWord[4] & IOERR_PARAM_MASK) !=
693 IOERR_NO_RESOURCES)
694 vport->fc_ns_retry++;
695
696 type = lpfc_get_gidft_type(vport, cmdiocb);
697 if (type == 0)
698 goto out;
699
700 /* CT command is being retried */
701 vport->gidft_inp--;
702 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT,
703 vport->fc_ns_retry, type);
704 if (rc == 0)
705 goto out;
706 }
707 if (vport->fc_flag & FC_RSCN_MODE)
708 lpfc_els_flush_rscn(vport);
709 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
710 lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
711 "0257 GID_FT Query error: 0x%x 0x%x\n",
712 irsp->ulpStatus, vport->fc_ns_retry);
713 } else {
714 /* Good status, continue checking */
715 CTreq = (struct lpfc_sli_ct_request *) inp->virt;
716 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
717 if (CTrsp->CommandResponse.bits.CmdRsp ==
718 cpu_to_be16(SLI_CT_RESPONSE_FS_ACC)) {
719 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
720 "0208 NameServer Rsp Data: x%x x%x\n",
721 vport->fc_flag,
722 CTreq->un.gid.Fc4Type);
723
724 lpfc_ns_rsp(vport,
725 outp,
726 CTreq->un.gid.Fc4Type,
727 (uint32_t) (irsp->un.genreq64.bdl.bdeSize));
728 } else if (CTrsp->CommandResponse.bits.CmdRsp ==
729 be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
730 /* NameServer Rsp Error */
731 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ)
732 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) {
733 lpfc_printf_vlog(vport, KERN_INFO,
734 LOG_DISCOVERY,
735 "0269 No NameServer Entries "
736 "Data: x%x x%x x%x x%x\n",
737 CTrsp->CommandResponse.bits.CmdRsp,
738 (uint32_t) CTrsp->ReasonCode,
739 (uint32_t) CTrsp->Explanation,
740 vport->fc_flag);
741
742 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
743 "GID_FT no entry cmd:x%x rsn:x%x exp:x%x",
744 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
745 (uint32_t) CTrsp->ReasonCode,
746 (uint32_t) CTrsp->Explanation);
747 } else {
748 lpfc_printf_vlog(vport, KERN_INFO,
749 LOG_DISCOVERY,
750 "0240 NameServer Rsp Error "
751 "Data: x%x x%x x%x x%x\n",
752 CTrsp->CommandResponse.bits.CmdRsp,
753 (uint32_t) CTrsp->ReasonCode,
754 (uint32_t) CTrsp->Explanation,
755 vport->fc_flag);
756
757 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
758 "GID_FT rsp err1 cmd:x%x rsn:x%x exp:x%x",
759 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
760 (uint32_t) CTrsp->ReasonCode,
761 (uint32_t) CTrsp->Explanation);
762 }
763
764
765 } else {
766 /* NameServer Rsp Error */
767 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
768 "0241 NameServer Rsp Error "
769 "Data: x%x x%x x%x x%x\n",
770 CTrsp->CommandResponse.bits.CmdRsp,
771 (uint32_t) CTrsp->ReasonCode,
772 (uint32_t) CTrsp->Explanation,
773 vport->fc_flag);
774
775 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
776 "GID_FT rsp err2 cmd:x%x rsn:x%x exp:x%x",
777 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
778 (uint32_t) CTrsp->ReasonCode,
779 (uint32_t) CTrsp->Explanation);
780 }
781 vport->gidft_inp--;
782 }
783 /* Link up / RSCN discovery */
784 if ((vport->num_disc_nodes == 0) &&
785 (vport->gidft_inp == 0)) {
786 /*
787 * The driver has cycled through all Nports in the RSCN payload.
788 * Complete the handling by cleaning up and marking the
789 * current driver state.
790 */
791 if (vport->port_state >= LPFC_DISC_AUTH) {
792 if (vport->fc_flag & FC_RSCN_MODE) {
793 lpfc_els_flush_rscn(vport);
794 spin_lock_irq(shost->host_lock);
795 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
796 spin_unlock_irq(shost->host_lock);
797 }
798 else
799 lpfc_els_flush_rscn(vport);
800 }
801
802 lpfc_disc_start(vport);
803 }
804 out:
805 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */
806 lpfc_ct_free_iocb(phba, cmdiocb);
807 return;
808 }
809
810 static void
811 lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
812 struct lpfc_iocbq *rspiocb)
813 {
814 struct lpfc_vport *vport = cmdiocb->vport;
815 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
816 IOCB_t *irsp = &rspiocb->iocb;
817 struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *) cmdiocb->context1;
818 struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *) cmdiocb->context2;
819 struct lpfc_sli_ct_request *CTrsp;
820 int did, rc, retry;
821 uint8_t fbits;
822 struct lpfc_nodelist *ndlp;
823
824 did = ((struct lpfc_sli_ct_request *) inp->virt)->un.gff.PortId;
825 did = be32_to_cpu(did);
826
827 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
828 "GFF_ID cmpl: status:x%x/x%x did:x%x",
829 irsp->ulpStatus, irsp->un.ulpWord[4], did);
830
831 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
832 /* Good status, continue checking */
833 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
834 fbits = CTrsp->un.gff_acc.fbits[FCP_TYPE_FEATURE_OFFSET];
835
836 if (CTrsp->CommandResponse.bits.CmdRsp ==
837 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) {
838 if ((fbits & FC4_FEATURE_INIT) &&
839 !(fbits & FC4_FEATURE_TARGET)) {
840 lpfc_printf_vlog(vport, KERN_INFO,
841 LOG_DISCOVERY,
842 "0270 Skip x%x GFF "
843 "NameServer Rsp Data: (init) "
844 "x%x x%x\n", did, fbits,
845 vport->fc_rscn_id_cnt);
846 goto out;
847 }
848 }
849 }
850 else {
851 /* Check for retry */
852 if (cmdiocb->retry < LPFC_MAX_NS_RETRY) {
853 retry = 1;
854 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) {
855 switch ((irsp->un.ulpWord[4] &
856 IOERR_PARAM_MASK)) {
857
858 case IOERR_NO_RESOURCES:
859 /* We don't increment the retry
860 * count for this case.
861 */
862 break;
863 case IOERR_LINK_DOWN:
864 case IOERR_SLI_ABORTED:
865 case IOERR_SLI_DOWN:
866 retry = 0;
867 break;
868 default:
869 cmdiocb->retry++;
870 }
871 }
872 else
873 cmdiocb->retry++;
874
875 if (retry) {
876 /* CT command is being retried */
877 rc = lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID,
878 cmdiocb->retry, did);
879 if (rc == 0) {
880 /* success */
881 lpfc_ct_free_iocb(phba, cmdiocb);
882 return;
883 }
884 }
885 }
886 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
887 "0267 NameServer GFF Rsp "
888 "x%x Error (%d %d) Data: x%x x%x\n",
889 did, irsp->ulpStatus, irsp->un.ulpWord[4],
890 vport->fc_flag, vport->fc_rscn_id_cnt);
891 }
892
893 /* This is a target port, unregistered port, or the GFF_ID failed */
894 ndlp = lpfc_setup_disc_node(vport, did);
895 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) {
896 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
897 "0242 Process x%x GFF "
898 "NameServer Rsp Data: x%x x%x x%x\n",
899 did, ndlp->nlp_flag, vport->fc_flag,
900 vport->fc_rscn_id_cnt);
901 } else {
902 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
903 "0243 Skip x%x GFF "
904 "NameServer Rsp Data: x%x x%x\n", did,
905 vport->fc_flag, vport->fc_rscn_id_cnt);
906 }
907 out:
908 /* Link up / RSCN discovery */
909 if (vport->num_disc_nodes)
910 vport->num_disc_nodes--;
911 if (vport->num_disc_nodes == 0) {
912 /*
913 * The driver has cycled through all Nports in the RSCN payload.
914 * Complete the handling by cleaning up and marking the
915 * current driver state.
916 */
917 if (vport->port_state >= LPFC_DISC_AUTH) {
918 if (vport->fc_flag & FC_RSCN_MODE) {
919 lpfc_els_flush_rscn(vport);
920 spin_lock_irq(shost->host_lock);
921 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
922 spin_unlock_irq(shost->host_lock);
923 }
924 else
925 lpfc_els_flush_rscn(vport);
926 }
927 lpfc_disc_start(vport);
928 }
929 lpfc_ct_free_iocb(phba, cmdiocb);
930 return;
931 }
932
933 static void
934 lpfc_cmpl_ct_cmd_gft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
935 struct lpfc_iocbq *rspiocb)
936 {
937 struct lpfc_vport *vport = cmdiocb->vport;
938 IOCB_t *irsp = &rspiocb->iocb;
939 struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *)cmdiocb->context1;
940 struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *)cmdiocb->context2;
941 struct lpfc_sli_ct_request *CTrsp;
942 int did;
943 struct lpfc_nodelist *ndlp;
944 uint32_t fc4_data_0, fc4_data_1;
945
946 did = ((struct lpfc_sli_ct_request *)inp->virt)->un.gft.PortId;
947 did = be32_to_cpu(did);
948
949 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
950 "GFT_ID cmpl: status:x%x/x%x did:x%x",
951 irsp->ulpStatus, irsp->un.ulpWord[4], did);
952
953 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
954 /* Good status, continue checking */
955 CTrsp = (struct lpfc_sli_ct_request *)outp->virt;
956 fc4_data_0 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[0]);
957 fc4_data_1 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[1]);
958 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
959 "3062 DID x%06x GFT Wd0 x%08x Wd1 x%08x\n",
960 did, fc4_data_0, fc4_data_1);
961
962 ndlp = lpfc_findnode_did(vport, did);
963 if (ndlp) {
964 /* The bitmask value for FCP and NVME FCP types is
965 * the same because they are 32 bits distant from
966 * each other in word0 and word0.
967 */
968 if (fc4_data_0 & LPFC_FC4_TYPE_BITMASK)
969 ndlp->nlp_fc4_type |= NLP_FC4_FCP;
970 if (fc4_data_1 & LPFC_FC4_TYPE_BITMASK)
971 ndlp->nlp_fc4_type |= NLP_FC4_NVME;
972 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
973 "3064 Setting ndlp %p, DID x%06x with "
974 "FC4 x%08x, Data: x%08x x%08x\n",
975 ndlp, did, ndlp->nlp_fc4_type,
976 FC_TYPE_FCP, FC_TYPE_NVME);
977 ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE;
978
979 lpfc_nlp_set_state(vport, ndlp, NLP_STE_PRLI_ISSUE);
980 lpfc_issue_els_prli(vport, ndlp, 0);
981 }
982 } else
983 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
984 "3065 GFT_ID failed x%08x\n", irsp->ulpStatus);
985
986 lpfc_ct_free_iocb(phba, cmdiocb);
987 }
988
989 static void
990 lpfc_cmpl_ct(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
991 struct lpfc_iocbq *rspiocb)
992 {
993 struct lpfc_vport *vport = cmdiocb->vport;
994 struct lpfc_dmabuf *inp;
995 struct lpfc_dmabuf *outp;
996 IOCB_t *irsp;
997 struct lpfc_sli_ct_request *CTrsp;
998 struct lpfc_nodelist *ndlp;
999 int cmdcode, rc;
1000 uint8_t retry;
1001 uint32_t latt;
1002
1003 /* First save ndlp, before we overwrite it */
1004 ndlp = cmdiocb->context_un.ndlp;
1005
1006 /* we pass cmdiocb to state machine which needs rspiocb as well */
1007 cmdiocb->context_un.rsp_iocb = rspiocb;
1008
1009 inp = (struct lpfc_dmabuf *) cmdiocb->context1;
1010 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1011 irsp = &rspiocb->iocb;
1012
1013 cmdcode = be16_to_cpu(((struct lpfc_sli_ct_request *) inp->virt)->
1014 CommandResponse.bits.CmdRsp);
1015 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1016
1017 latt = lpfc_els_chk_latt(vport);
1018
1019 /* RFT request completes status <ulpStatus> CmdRsp <CmdRsp> */
1020 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1021 "0209 CT Request completes, latt %d, "
1022 "ulpStatus x%x CmdRsp x%x, Context x%x, Tag x%x\n",
1023 latt, irsp->ulpStatus,
1024 CTrsp->CommandResponse.bits.CmdRsp,
1025 cmdiocb->iocb.ulpContext, cmdiocb->iocb.ulpIoTag);
1026
1027 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1028 "CT cmd cmpl: status:x%x/x%x cmd:x%x",
1029 irsp->ulpStatus, irsp->un.ulpWord[4], cmdcode);
1030
1031 if (irsp->ulpStatus) {
1032 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
1033 "0268 NS cmd x%x Error (x%x x%x)\n",
1034 cmdcode, irsp->ulpStatus, irsp->un.ulpWord[4]);
1035
1036 if ((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) &&
1037 (((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) ==
1038 IOERR_SLI_DOWN) ||
1039 ((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) ==
1040 IOERR_SLI_ABORTED)))
1041 goto out;
1042
1043 retry = cmdiocb->retry;
1044 if (retry >= LPFC_MAX_NS_RETRY)
1045 goto out;
1046
1047 retry++;
1048 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1049 "0250 Retrying NS cmd %x\n", cmdcode);
1050 rc = lpfc_ns_cmd(vport, cmdcode, retry, 0);
1051 if (rc == 0)
1052 goto out;
1053 }
1054
1055 out:
1056 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */
1057 lpfc_ct_free_iocb(phba, cmdiocb);
1058 return;
1059 }
1060
1061 static void
1062 lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1063 struct lpfc_iocbq *rspiocb)
1064 {
1065 IOCB_t *irsp = &rspiocb->iocb;
1066 struct lpfc_vport *vport = cmdiocb->vport;
1067
1068 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1069 struct lpfc_dmabuf *outp;
1070 struct lpfc_sli_ct_request *CTrsp;
1071
1072 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1073 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1074 if (CTrsp->CommandResponse.bits.CmdRsp ==
1075 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1076 vport->ct_flags |= FC_CT_RFT_ID;
1077 }
1078 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1079 return;
1080 }
1081
1082 static void
1083 lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1084 struct lpfc_iocbq *rspiocb)
1085 {
1086 IOCB_t *irsp = &rspiocb->iocb;
1087 struct lpfc_vport *vport = cmdiocb->vport;
1088
1089 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1090 struct lpfc_dmabuf *outp;
1091 struct lpfc_sli_ct_request *CTrsp;
1092
1093 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1094 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1095 if (CTrsp->CommandResponse.bits.CmdRsp ==
1096 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1097 vport->ct_flags |= FC_CT_RNN_ID;
1098 }
1099 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1100 return;
1101 }
1102
1103 static void
1104 lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1105 struct lpfc_iocbq *rspiocb)
1106 {
1107 IOCB_t *irsp = &rspiocb->iocb;
1108 struct lpfc_vport *vport = cmdiocb->vport;
1109
1110 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1111 struct lpfc_dmabuf *outp;
1112 struct lpfc_sli_ct_request *CTrsp;
1113
1114 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1115 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1116 if (CTrsp->CommandResponse.bits.CmdRsp ==
1117 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1118 vport->ct_flags |= FC_CT_RSPN_ID;
1119 }
1120 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1121 return;
1122 }
1123
1124 static void
1125 lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1126 struct lpfc_iocbq *rspiocb)
1127 {
1128 IOCB_t *irsp = &rspiocb->iocb;
1129 struct lpfc_vport *vport = cmdiocb->vport;
1130
1131 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1132 struct lpfc_dmabuf *outp;
1133 struct lpfc_sli_ct_request *CTrsp;
1134
1135 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1136 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1137 if (CTrsp->CommandResponse.bits.CmdRsp ==
1138 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1139 vport->ct_flags |= FC_CT_RSNN_NN;
1140 }
1141 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1142 return;
1143 }
1144
1145 static void
1146 lpfc_cmpl_ct_cmd_da_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1147 struct lpfc_iocbq *rspiocb)
1148 {
1149 struct lpfc_vport *vport = cmdiocb->vport;
1150
1151 /* even if it fails we will act as though it succeeded. */
1152 vport->ct_flags = 0;
1153 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1154 return;
1155 }
1156
1157 static void
1158 lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1159 struct lpfc_iocbq *rspiocb)
1160 {
1161 IOCB_t *irsp = &rspiocb->iocb;
1162 struct lpfc_vport *vport = cmdiocb->vport;
1163
1164 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1165 struct lpfc_dmabuf *outp;
1166 struct lpfc_sli_ct_request *CTrsp;
1167
1168 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1169 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1170 if (CTrsp->CommandResponse.bits.CmdRsp ==
1171 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1172 vport->ct_flags |= FC_CT_RFF_ID;
1173 }
1174 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1175 return;
1176 }
1177
1178 /*
1179 * Although the symbolic port name is thought to be an integer
1180 * as of January 18, 2016, leave it as a string until more of
1181 * the record state becomes defined.
1182 */
1183 int
1184 lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol,
1185 size_t size)
1186 {
1187 int n;
1188
1189 /*
1190 * Use the lpfc board number as the Symbolic Port
1191 * Name object. NPIV is not in play so this integer
1192 * value is sufficient and unique per FC-ID.
1193 */
1194 n = snprintf(symbol, size, "%d", vport->phba->brd_no);
1195 return n;
1196 }
1197
1198
1199 int
1200 lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol,
1201 size_t size)
1202 {
1203 char fwrev[FW_REV_STR_SIZE];
1204 int n;
1205
1206 lpfc_decode_firmware_rev(vport->phba, fwrev, 0);
1207
1208 n = snprintf(symbol, size, "Emulex %s", vport->phba->ModelName);
1209 if (size < n)
1210 return n;
1211
1212 n += snprintf(symbol + n, size - n, " FV%s", fwrev);
1213 if (size < n)
1214 return n;
1215
1216 n += snprintf(symbol + n, size - n, " DV%s.",
1217 lpfc_release_version);
1218 if (size < n)
1219 return n;
1220
1221 n += snprintf(symbol + n, size - n, " HN:%s.",
1222 init_utsname()->nodename);
1223 if (size < n)
1224 return n;
1225
1226 /* Note :- OS name is "Linux" */
1227 n += snprintf(symbol + n, size - n, " OS:%s\n",
1228 init_utsname()->sysname);
1229 return n;
1230 }
1231
1232 static uint32_t
1233 lpfc_find_map_node(struct lpfc_vport *vport)
1234 {
1235 struct lpfc_nodelist *ndlp, *next_ndlp;
1236 struct Scsi_Host *shost;
1237 uint32_t cnt = 0;
1238
1239 shost = lpfc_shost_from_vport(vport);
1240 spin_lock_irq(shost->host_lock);
1241 list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) {
1242 if (ndlp->nlp_type & NLP_FABRIC)
1243 continue;
1244 if ((ndlp->nlp_state == NLP_STE_MAPPED_NODE) ||
1245 (ndlp->nlp_state == NLP_STE_UNMAPPED_NODE))
1246 cnt++;
1247 }
1248 spin_unlock_irq(shost->host_lock);
1249 return cnt;
1250 }
1251
1252 /*
1253 * This routine will return the FC4 Type associated with the CT
1254 * GID_FT command.
1255 */
1256 int
1257 lpfc_get_gidft_type(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb)
1258 {
1259 struct lpfc_sli_ct_request *CtReq;
1260 struct lpfc_dmabuf *mp;
1261 uint32_t type;
1262
1263 mp = cmdiocb->context1;
1264 if (mp == NULL)
1265 return 0;
1266 CtReq = (struct lpfc_sli_ct_request *)mp->virt;
1267 type = (uint32_t)CtReq->un.gid.Fc4Type;
1268 if ((type != SLI_CTPT_FCP) && (type != SLI_CTPT_NVME))
1269 return 0;
1270 return type;
1271 }
1272
1273 /*
1274 * lpfc_ns_cmd
1275 * Description:
1276 * Issue Cmd to NameServer
1277 * SLI_CTNS_GID_FT
1278 * LI_CTNS_RFT_ID
1279 */
1280 int
1281 lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode,
1282 uint8_t retry, uint32_t context)
1283 {
1284 struct lpfc_nodelist * ndlp;
1285 struct lpfc_hba *phba = vport->phba;
1286 struct lpfc_dmabuf *mp, *bmp;
1287 struct lpfc_sli_ct_request *CtReq;
1288 struct ulp_bde64 *bpl;
1289 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
1290 struct lpfc_iocbq *) = NULL;
1291 uint32_t rsp_size = 1024;
1292 size_t size;
1293 int rc = 0;
1294
1295 ndlp = lpfc_findnode_did(vport, NameServer_DID);
1296 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)
1297 || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) {
1298 rc=1;
1299 goto ns_cmd_exit;
1300 }
1301
1302 /* fill in BDEs for command */
1303 /* Allocate buffer for command payload */
1304 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
1305 if (!mp) {
1306 rc=2;
1307 goto ns_cmd_exit;
1308 }
1309
1310 INIT_LIST_HEAD(&mp->list);
1311 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys));
1312 if (!mp->virt) {
1313 rc=3;
1314 goto ns_cmd_free_mp;
1315 }
1316
1317 /* Allocate buffer for Buffer ptr list */
1318 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
1319 if (!bmp) {
1320 rc=4;
1321 goto ns_cmd_free_mpvirt;
1322 }
1323
1324 INIT_LIST_HEAD(&bmp->list);
1325 bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys));
1326 if (!bmp->virt) {
1327 rc=5;
1328 goto ns_cmd_free_bmp;
1329 }
1330
1331 /* NameServer Req */
1332 lpfc_printf_vlog(vport, KERN_INFO ,LOG_DISCOVERY,
1333 "0236 NameServer Req Data: x%x x%x x%x x%x\n",
1334 cmdcode, vport->fc_flag, vport->fc_rscn_id_cnt,
1335 context);
1336
1337 bpl = (struct ulp_bde64 *) bmp->virt;
1338 memset(bpl, 0, sizeof(struct ulp_bde64));
1339 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
1340 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
1341 bpl->tus.f.bdeFlags = 0;
1342 if (cmdcode == SLI_CTNS_GID_FT)
1343 bpl->tus.f.bdeSize = GID_REQUEST_SZ;
1344 else if (cmdcode == SLI_CTNS_GFF_ID)
1345 bpl->tus.f.bdeSize = GFF_REQUEST_SZ;
1346 else if (cmdcode == SLI_CTNS_GFT_ID)
1347 bpl->tus.f.bdeSize = GFT_REQUEST_SZ;
1348 else if (cmdcode == SLI_CTNS_RFT_ID)
1349 bpl->tus.f.bdeSize = RFT_REQUEST_SZ;
1350 else if (cmdcode == SLI_CTNS_RNN_ID)
1351 bpl->tus.f.bdeSize = RNN_REQUEST_SZ;
1352 else if (cmdcode == SLI_CTNS_RSPN_ID)
1353 bpl->tus.f.bdeSize = RSPN_REQUEST_SZ;
1354 else if (cmdcode == SLI_CTNS_RSNN_NN)
1355 bpl->tus.f.bdeSize = RSNN_REQUEST_SZ;
1356 else if (cmdcode == SLI_CTNS_DA_ID)
1357 bpl->tus.f.bdeSize = DA_ID_REQUEST_SZ;
1358 else if (cmdcode == SLI_CTNS_RFF_ID)
1359 bpl->tus.f.bdeSize = RFF_REQUEST_SZ;
1360 else
1361 bpl->tus.f.bdeSize = 0;
1362 bpl->tus.w = le32_to_cpu(bpl->tus.w);
1363
1364 CtReq = (struct lpfc_sli_ct_request *) mp->virt;
1365 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request));
1366 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
1367 CtReq->RevisionId.bits.InId = 0;
1368 CtReq->FsType = SLI_CT_DIRECTORY_SERVICE;
1369 CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER;
1370 CtReq->CommandResponse.bits.Size = 0;
1371 switch (cmdcode) {
1372 case SLI_CTNS_GID_FT:
1373 CtReq->CommandResponse.bits.CmdRsp =
1374 cpu_to_be16(SLI_CTNS_GID_FT);
1375 CtReq->un.gid.Fc4Type = context;
1376
1377 if (vport->port_state < LPFC_NS_QRY)
1378 vport->port_state = LPFC_NS_QRY;
1379 lpfc_set_disctmo(vport);
1380 cmpl = lpfc_cmpl_ct_cmd_gid_ft;
1381 rsp_size = FC_MAX_NS_RSP;
1382 break;
1383
1384 case SLI_CTNS_GFF_ID:
1385 CtReq->CommandResponse.bits.CmdRsp =
1386 cpu_to_be16(SLI_CTNS_GFF_ID);
1387 CtReq->un.gff.PortId = cpu_to_be32(context);
1388 cmpl = lpfc_cmpl_ct_cmd_gff_id;
1389 break;
1390
1391 case SLI_CTNS_GFT_ID:
1392 CtReq->CommandResponse.bits.CmdRsp =
1393 cpu_to_be16(SLI_CTNS_GFT_ID);
1394 CtReq->un.gft.PortId = cpu_to_be32(context);
1395 cmpl = lpfc_cmpl_ct_cmd_gft_id;
1396 break;
1397
1398 case SLI_CTNS_RFT_ID:
1399 vport->ct_flags &= ~FC_CT_RFT_ID;
1400 CtReq->CommandResponse.bits.CmdRsp =
1401 cpu_to_be16(SLI_CTNS_RFT_ID);
1402 CtReq->un.rft.PortId = cpu_to_be32(vport->fc_myDID);
1403
1404 /* Register FC4 FCP type if enabled. */
1405 if ((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
1406 (phba->cfg_enable_fc4_type == LPFC_ENABLE_FCP))
1407 CtReq->un.rft.fcpReg = 1;
1408
1409 /* Register NVME type if enabled. Defined LE and swapped.
1410 * rsvd[0] is used as word1 because of the hard-coded
1411 * word0 usage in the ct_request data structure.
1412 */
1413 if ((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
1414 (phba->cfg_enable_fc4_type == LPFC_ENABLE_NVME))
1415 CtReq->un.rft.rsvd[0] = cpu_to_be32(0x00000100);
1416
1417 cmpl = lpfc_cmpl_ct_cmd_rft_id;
1418 break;
1419
1420 case SLI_CTNS_RNN_ID:
1421 vport->ct_flags &= ~FC_CT_RNN_ID;
1422 CtReq->CommandResponse.bits.CmdRsp =
1423 cpu_to_be16(SLI_CTNS_RNN_ID);
1424 CtReq->un.rnn.PortId = cpu_to_be32(vport->fc_myDID);
1425 memcpy(CtReq->un.rnn.wwnn, &vport->fc_nodename,
1426 sizeof(struct lpfc_name));
1427 cmpl = lpfc_cmpl_ct_cmd_rnn_id;
1428 break;
1429
1430 case SLI_CTNS_RSPN_ID:
1431 vport->ct_flags &= ~FC_CT_RSPN_ID;
1432 CtReq->CommandResponse.bits.CmdRsp =
1433 cpu_to_be16(SLI_CTNS_RSPN_ID);
1434 CtReq->un.rspn.PortId = cpu_to_be32(vport->fc_myDID);
1435 size = sizeof(CtReq->un.rspn.symbname);
1436 CtReq->un.rspn.len =
1437 lpfc_vport_symbolic_port_name(vport,
1438 CtReq->un.rspn.symbname, size);
1439 cmpl = lpfc_cmpl_ct_cmd_rspn_id;
1440 break;
1441 case SLI_CTNS_RSNN_NN:
1442 vport->ct_flags &= ~FC_CT_RSNN_NN;
1443 CtReq->CommandResponse.bits.CmdRsp =
1444 cpu_to_be16(SLI_CTNS_RSNN_NN);
1445 memcpy(CtReq->un.rsnn.wwnn, &vport->fc_nodename,
1446 sizeof(struct lpfc_name));
1447 size = sizeof(CtReq->un.rsnn.symbname);
1448 CtReq->un.rsnn.len =
1449 lpfc_vport_symbolic_node_name(vport,
1450 CtReq->un.rsnn.symbname, size);
1451 cmpl = lpfc_cmpl_ct_cmd_rsnn_nn;
1452 break;
1453 case SLI_CTNS_DA_ID:
1454 /* Implement DA_ID Nameserver request */
1455 CtReq->CommandResponse.bits.CmdRsp =
1456 cpu_to_be16(SLI_CTNS_DA_ID);
1457 CtReq->un.da_id.port_id = cpu_to_be32(vport->fc_myDID);
1458 cmpl = lpfc_cmpl_ct_cmd_da_id;
1459 break;
1460 case SLI_CTNS_RFF_ID:
1461 vport->ct_flags &= ~FC_CT_RFF_ID;
1462 CtReq->CommandResponse.bits.CmdRsp =
1463 cpu_to_be16(SLI_CTNS_RFF_ID);
1464 CtReq->un.rff.PortId = cpu_to_be32(vport->fc_myDID);
1465 CtReq->un.rff.fbits = FC4_FEATURE_INIT;
1466
1467 /* The driver always supports FC_TYPE_FCP. However, the
1468 * caller can specify NVME (type x28) as well. But only
1469 * these that FC4 type is supported.
1470 */
1471 if (((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
1472 (phba->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) &&
1473 (context == FC_TYPE_NVME)) {
1474 if ((vport == phba->pport) && phba->nvmet_support) {
1475 CtReq->un.rff.fbits = (FC4_FEATURE_TARGET |
1476 FC4_FEATURE_NVME_DISC);
1477 lpfc_nvmet_update_targetport(phba);
1478 } else {
1479 lpfc_nvme_update_localport(vport);
1480 }
1481 CtReq->un.rff.type_code = context;
1482
1483 } else if (((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
1484 (phba->cfg_enable_fc4_type == LPFC_ENABLE_FCP)) &&
1485 (context == FC_TYPE_FCP))
1486 CtReq->un.rff.type_code = context;
1487
1488 else
1489 goto ns_cmd_free_bmpvirt;
1490
1491 cmpl = lpfc_cmpl_ct_cmd_rff_id;
1492 break;
1493 }
1494 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count
1495 * to hold ndlp reference for the corresponding callback function.
1496 */
1497 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) {
1498 /* On success, The cmpl function will free the buffers */
1499 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1500 "Issue CT cmd: cmd:x%x did:x%x",
1501 cmdcode, ndlp->nlp_DID, 0);
1502 return 0;
1503 }
1504 rc=6;
1505
1506 /* Decrement ndlp reference count to release ndlp reference held
1507 * for the failed command's callback function.
1508 */
1509 lpfc_nlp_put(ndlp);
1510
1511 ns_cmd_free_bmpvirt:
1512 lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
1513 ns_cmd_free_bmp:
1514 kfree(bmp);
1515 ns_cmd_free_mpvirt:
1516 lpfc_mbuf_free(phba, mp->virt, mp->phys);
1517 ns_cmd_free_mp:
1518 kfree(mp);
1519 ns_cmd_exit:
1520 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
1521 "0266 Issue NameServer Req x%x err %d Data: x%x x%x\n",
1522 cmdcode, rc, vport->fc_flag, vport->fc_rscn_id_cnt);
1523 return 1;
1524 }
1525
1526 /**
1527 * lpfc_cmpl_ct_disc_fdmi - Handle a discovery FDMI completion
1528 * @phba: Pointer to HBA context object.
1529 * @cmdiocb: Pointer to the command IOCBQ.
1530 * @rspiocb: Pointer to the response IOCBQ.
1531 *
1532 * This function to handle the completion of a driver initiated FDMI
1533 * CT command issued during discovery.
1534 */
1535 static void
1536 lpfc_cmpl_ct_disc_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1537 struct lpfc_iocbq *rspiocb)
1538 {
1539 struct lpfc_vport *vport = cmdiocb->vport;
1540 struct lpfc_dmabuf *inp = cmdiocb->context1;
1541 struct lpfc_dmabuf *outp = cmdiocb->context2;
1542 struct lpfc_sli_ct_request *CTcmd = inp->virt;
1543 struct lpfc_sli_ct_request *CTrsp = outp->virt;
1544 uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp;
1545 uint16_t fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp;
1546 IOCB_t *irsp = &rspiocb->iocb;
1547 struct lpfc_nodelist *ndlp;
1548 uint32_t latt, cmd, err;
1549
1550 latt = lpfc_els_chk_latt(vport);
1551 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1552 "FDMI cmpl: status:x%x/x%x latt:%d",
1553 irsp->ulpStatus, irsp->un.ulpWord[4], latt);
1554
1555 if (latt || irsp->ulpStatus) {
1556
1557 /* Look for a retryable error */
1558 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) {
1559 switch ((irsp->un.ulpWord[4] & IOERR_PARAM_MASK)) {
1560 case IOERR_SLI_ABORTED:
1561 case IOERR_ABORT_IN_PROGRESS:
1562 case IOERR_SEQUENCE_TIMEOUT:
1563 case IOERR_ILLEGAL_FRAME:
1564 case IOERR_NO_RESOURCES:
1565 case IOERR_ILLEGAL_COMMAND:
1566 cmdiocb->retry++;
1567 if (cmdiocb->retry >= LPFC_FDMI_MAX_RETRY)
1568 break;
1569
1570 /* Retry the same FDMI command */
1571 err = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING,
1572 cmdiocb, 0);
1573 if (err == IOCB_ERROR)
1574 break;
1575 return;
1576 default:
1577 break;
1578 }
1579 }
1580
1581 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1582 "0229 FDMI cmd %04x failed, latt = %d "
1583 "ulpStatus: x%x, rid x%x\n",
1584 be16_to_cpu(fdmi_cmd), latt, irsp->ulpStatus,
1585 irsp->un.ulpWord[4]);
1586 }
1587 lpfc_ct_free_iocb(phba, cmdiocb);
1588
1589 ndlp = lpfc_findnode_did(vport, FDMI_DID);
1590 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
1591 return;
1592
1593 /* Check for a CT LS_RJT response */
1594 cmd = be16_to_cpu(fdmi_cmd);
1595 if (fdmi_rsp == cpu_to_be16(SLI_CT_RESPONSE_FS_RJT)) {
1596 /* FDMI rsp failed */
1597 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1598 "0220 FDMI cmd failed FS_RJT Data: x%x", cmd);
1599
1600 /* Should we fallback to FDMI-2 / FDMI-1 ? */
1601 switch (cmd) {
1602 case SLI_MGMT_RHBA:
1603 if (vport->fdmi_hba_mask == LPFC_FDMI2_HBA_ATTR) {
1604 /* Fallback to FDMI-1 */
1605 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR;
1606 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR;
1607 /* Start over */
1608 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0);
1609 }
1610 return;
1611
1612 case SLI_MGMT_RPRT:
1613 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) {
1614 /* Fallback to FDMI-1 */
1615 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR;
1616 /* Start over */
1617 lpfc_fdmi_cmd(vport, ndlp, cmd, 0);
1618 }
1619 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) {
1620 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR;
1621 /* Retry the same command */
1622 lpfc_fdmi_cmd(vport, ndlp, cmd, 0);
1623 }
1624 return;
1625
1626 case SLI_MGMT_RPA:
1627 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) {
1628 /* Fallback to FDMI-1 */
1629 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR;
1630 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR;
1631 /* Start over */
1632 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0);
1633 }
1634 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) {
1635 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR;
1636 /* Retry the same command */
1637 lpfc_fdmi_cmd(vport, ndlp, cmd, 0);
1638 }
1639 return;
1640 }
1641 }
1642
1643 /*
1644 * On success, need to cycle thru FDMI registration for discovery
1645 * DHBA -> DPRT -> RHBA -> RPA (physical port)
1646 * DPRT -> RPRT (vports)
1647 */
1648 switch (cmd) {
1649 case SLI_MGMT_RHBA:
1650 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA, 0);
1651 break;
1652
1653 case SLI_MGMT_DHBA:
1654 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT, 0);
1655 break;
1656
1657 case SLI_MGMT_DPRT:
1658 if (vport->port_type == LPFC_PHYSICAL_PORT)
1659 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA, 0);
1660 else
1661 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 0);
1662 break;
1663 }
1664 return;
1665 }
1666
1667
1668 /**
1669 * lpfc_fdmi_num_disc_check - Check how many mapped NPorts we are connected to
1670 * @vport: pointer to a host virtual N_Port data structure.
1671 *
1672 * Called from hbeat timeout routine to check if the number of discovered
1673 * ports has changed. If so, re-register thar port Attribute.
1674 */
1675 void
1676 lpfc_fdmi_num_disc_check(struct lpfc_vport *vport)
1677 {
1678 struct lpfc_hba *phba = vport->phba;
1679 struct lpfc_nodelist *ndlp;
1680 uint16_t cnt;
1681
1682 if (!lpfc_is_link_up(phba))
1683 return;
1684
1685 /* Must be connected to a Fabric */
1686 if (!(vport->fc_flag & FC_FABRIC))
1687 return;
1688
1689 if (!(vport->fdmi_port_mask & LPFC_FDMI_PORT_ATTR_num_disc))
1690 return;
1691
1692 cnt = lpfc_find_map_node(vport);
1693 if (cnt == vport->fdmi_num_disc)
1694 return;
1695
1696 ndlp = lpfc_findnode_did(vport, FDMI_DID);
1697 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
1698 return;
1699
1700 if (vport->port_type == LPFC_PHYSICAL_PORT) {
1701 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA,
1702 LPFC_FDMI_PORT_ATTR_num_disc);
1703 } else {
1704 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT,
1705 LPFC_FDMI_PORT_ATTR_num_disc);
1706 }
1707 }
1708
1709 /* Routines for all individual HBA attributes */
1710 static int
1711 lpfc_fdmi_hba_attr_wwnn(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad)
1712 {
1713 struct lpfc_fdmi_attr_entry *ae;
1714 uint32_t size;
1715
1716 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1717 memset(ae, 0, sizeof(struct lpfc_name));
1718
1719 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.nodeName,
1720 sizeof(struct lpfc_name));
1721 size = FOURBYTES + sizeof(struct lpfc_name);
1722 ad->AttrLen = cpu_to_be16(size);
1723 ad->AttrType = cpu_to_be16(RHBA_NODENAME);
1724 return size;
1725 }
1726 static int
1727 lpfc_fdmi_hba_attr_manufacturer(struct lpfc_vport *vport,
1728 struct lpfc_fdmi_attr_def *ad)
1729 {
1730 struct lpfc_fdmi_attr_entry *ae;
1731 uint32_t len, size;
1732
1733 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1734 memset(ae, 0, 256);
1735
1736 strncpy(ae->un.AttrString,
1737 "Emulex Corporation",
1738 sizeof(ae->un.AttrString));
1739 len = strnlen(ae->un.AttrString,
1740 sizeof(ae->un.AttrString));
1741 len += (len & 3) ? (4 - (len & 3)) : 4;
1742 size = FOURBYTES + len;
1743 ad->AttrLen = cpu_to_be16(size);
1744 ad->AttrType = cpu_to_be16(RHBA_MANUFACTURER);
1745 return size;
1746 }
1747
1748 static int
1749 lpfc_fdmi_hba_attr_sn(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad)
1750 {
1751 struct lpfc_hba *phba = vport->phba;
1752 struct lpfc_fdmi_attr_entry *ae;
1753 uint32_t len, size;
1754
1755 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1756 memset(ae, 0, 256);
1757
1758 strncpy(ae->un.AttrString, phba->SerialNumber,
1759 sizeof(ae->un.AttrString));
1760 len = strnlen(ae->un.AttrString,
1761 sizeof(ae->un.AttrString));
1762 len += (len & 3) ? (4 - (len & 3)) : 4;
1763 size = FOURBYTES + len;
1764 ad->AttrLen = cpu_to_be16(size);
1765 ad->AttrType = cpu_to_be16(RHBA_SERIAL_NUMBER);
1766 return size;
1767 }
1768
1769 static int
1770 lpfc_fdmi_hba_attr_model(struct lpfc_vport *vport,
1771 struct lpfc_fdmi_attr_def *ad)
1772 {
1773 struct lpfc_hba *phba = vport->phba;
1774 struct lpfc_fdmi_attr_entry *ae;
1775 uint32_t len, size;
1776
1777 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1778 memset(ae, 0, 256);
1779
1780 strncpy(ae->un.AttrString, phba->ModelName,
1781 sizeof(ae->un.AttrString));
1782 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
1783 len += (len & 3) ? (4 - (len & 3)) : 4;
1784 size = FOURBYTES + len;
1785 ad->AttrLen = cpu_to_be16(size);
1786 ad->AttrType = cpu_to_be16(RHBA_MODEL);
1787 return size;
1788 }
1789
1790 static int
1791 lpfc_fdmi_hba_attr_description(struct lpfc_vport *vport,
1792 struct lpfc_fdmi_attr_def *ad)
1793 {
1794 struct lpfc_hba *phba = vport->phba;
1795 struct lpfc_fdmi_attr_entry *ae;
1796 uint32_t len, size;
1797
1798 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1799 memset(ae, 0, 256);
1800
1801 strncpy(ae->un.AttrString, phba->ModelDesc,
1802 sizeof(ae->un.AttrString));
1803 len = strnlen(ae->un.AttrString,
1804 sizeof(ae->un.AttrString));
1805 len += (len & 3) ? (4 - (len & 3)) : 4;
1806 size = FOURBYTES + len;
1807 ad->AttrLen = cpu_to_be16(size);
1808 ad->AttrType = cpu_to_be16(RHBA_MODEL_DESCRIPTION);
1809 return size;
1810 }
1811
1812 static int
1813 lpfc_fdmi_hba_attr_hdw_ver(struct lpfc_vport *vport,
1814 struct lpfc_fdmi_attr_def *ad)
1815 {
1816 struct lpfc_hba *phba = vport->phba;
1817 lpfc_vpd_t *vp = &phba->vpd;
1818 struct lpfc_fdmi_attr_entry *ae;
1819 uint32_t i, j, incr, size;
1820
1821 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1822 memset(ae, 0, 256);
1823
1824 /* Convert JEDEC ID to ascii for hardware version */
1825 incr = vp->rev.biuRev;
1826 for (i = 0; i < 8; i++) {
1827 j = (incr & 0xf);
1828 if (j <= 9)
1829 ae->un.AttrString[7 - i] =
1830 (char)((uint8_t) 0x30 +
1831 (uint8_t) j);
1832 else
1833 ae->un.AttrString[7 - i] =
1834 (char)((uint8_t) 0x61 +
1835 (uint8_t) (j - 10));
1836 incr = (incr >> 4);
1837 }
1838 size = FOURBYTES + 8;
1839 ad->AttrLen = cpu_to_be16(size);
1840 ad->AttrType = cpu_to_be16(RHBA_HARDWARE_VERSION);
1841 return size;
1842 }
1843
1844 static int
1845 lpfc_fdmi_hba_attr_drvr_ver(struct lpfc_vport *vport,
1846 struct lpfc_fdmi_attr_def *ad)
1847 {
1848 struct lpfc_fdmi_attr_entry *ae;
1849 uint32_t len, size;
1850
1851 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1852 memset(ae, 0, 256);
1853
1854 strncpy(ae->un.AttrString, lpfc_release_version,
1855 sizeof(ae->un.AttrString));
1856 len = strnlen(ae->un.AttrString,
1857 sizeof(ae->un.AttrString));
1858 len += (len & 3) ? (4 - (len & 3)) : 4;
1859 size = FOURBYTES + len;
1860 ad->AttrLen = cpu_to_be16(size);
1861 ad->AttrType = cpu_to_be16(RHBA_DRIVER_VERSION);
1862 return size;
1863 }
1864
1865 static int
1866 lpfc_fdmi_hba_attr_rom_ver(struct lpfc_vport *vport,
1867 struct lpfc_fdmi_attr_def *ad)
1868 {
1869 struct lpfc_hba *phba = vport->phba;
1870 struct lpfc_fdmi_attr_entry *ae;
1871 uint32_t len, size;
1872
1873 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1874 memset(ae, 0, 256);
1875
1876 if (phba->sli_rev == LPFC_SLI_REV4)
1877 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1);
1878 else
1879 strncpy(ae->un.AttrString, phba->OptionROMVersion,
1880 sizeof(ae->un.AttrString));
1881 len = strnlen(ae->un.AttrString,
1882 sizeof(ae->un.AttrString));
1883 len += (len & 3) ? (4 - (len & 3)) : 4;
1884 size = FOURBYTES + len;
1885 ad->AttrLen = cpu_to_be16(size);
1886 ad->AttrType = cpu_to_be16(RHBA_OPTION_ROM_VERSION);
1887 return size;
1888 }
1889
1890 static int
1891 lpfc_fdmi_hba_attr_fmw_ver(struct lpfc_vport *vport,
1892 struct lpfc_fdmi_attr_def *ad)
1893 {
1894 struct lpfc_hba *phba = vport->phba;
1895 struct lpfc_fdmi_attr_entry *ae;
1896 uint32_t len, size;
1897
1898 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1899 memset(ae, 0, 256);
1900
1901 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1);
1902 len = strnlen(ae->un.AttrString,
1903 sizeof(ae->un.AttrString));
1904 len += (len & 3) ? (4 - (len & 3)) : 4;
1905 size = FOURBYTES + len;
1906 ad->AttrLen = cpu_to_be16(size);
1907 ad->AttrType = cpu_to_be16(RHBA_FIRMWARE_VERSION);
1908 return size;
1909 }
1910
1911 static int
1912 lpfc_fdmi_hba_attr_os_ver(struct lpfc_vport *vport,
1913 struct lpfc_fdmi_attr_def *ad)
1914 {
1915 struct lpfc_fdmi_attr_entry *ae;
1916 uint32_t len, size;
1917
1918 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1919 memset(ae, 0, 256);
1920
1921 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s %s %s",
1922 init_utsname()->sysname,
1923 init_utsname()->release,
1924 init_utsname()->version);
1925
1926 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
1927 len += (len & 3) ? (4 - (len & 3)) : 4;
1928 size = FOURBYTES + len;
1929 ad->AttrLen = cpu_to_be16(size);
1930 ad->AttrType = cpu_to_be16(RHBA_OS_NAME_VERSION);
1931 return size;
1932 }
1933
1934 static int
1935 lpfc_fdmi_hba_attr_ct_len(struct lpfc_vport *vport,
1936 struct lpfc_fdmi_attr_def *ad)
1937 {
1938 struct lpfc_fdmi_attr_entry *ae;
1939 uint32_t size;
1940
1941 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1942
1943 ae->un.AttrInt = cpu_to_be32(LPFC_MAX_CT_SIZE);
1944 size = FOURBYTES + sizeof(uint32_t);
1945 ad->AttrLen = cpu_to_be16(size);
1946 ad->AttrType = cpu_to_be16(RHBA_MAX_CT_PAYLOAD_LEN);
1947 return size;
1948 }
1949
1950 static int
1951 lpfc_fdmi_hba_attr_symbolic_name(struct lpfc_vport *vport,
1952 struct lpfc_fdmi_attr_def *ad)
1953 {
1954 struct lpfc_fdmi_attr_entry *ae;
1955 uint32_t len, size;
1956
1957 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1958 memset(ae, 0, 256);
1959
1960 len = lpfc_vport_symbolic_node_name(vport,
1961 ae->un.AttrString, 256);
1962 len += (len & 3) ? (4 - (len & 3)) : 4;
1963 size = FOURBYTES + len;
1964 ad->AttrLen = cpu_to_be16(size);
1965 ad->AttrType = cpu_to_be16(RHBA_SYM_NODENAME);
1966 return size;
1967 }
1968
1969 static int
1970 lpfc_fdmi_hba_attr_vendor_info(struct lpfc_vport *vport,
1971 struct lpfc_fdmi_attr_def *ad)
1972 {
1973 struct lpfc_fdmi_attr_entry *ae;
1974 uint32_t size;
1975
1976 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1977
1978 /* Nothing is defined for this currently */
1979 ae->un.AttrInt = cpu_to_be32(0);
1980 size = FOURBYTES + sizeof(uint32_t);
1981 ad->AttrLen = cpu_to_be16(size);
1982 ad->AttrType = cpu_to_be16(RHBA_VENDOR_INFO);
1983 return size;
1984 }
1985
1986 static int
1987 lpfc_fdmi_hba_attr_num_ports(struct lpfc_vport *vport,
1988 struct lpfc_fdmi_attr_def *ad)
1989 {
1990 struct lpfc_fdmi_attr_entry *ae;
1991 uint32_t size;
1992
1993 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1994
1995 /* Each driver instance corresponds to a single port */
1996 ae->un.AttrInt = cpu_to_be32(1);
1997 size = FOURBYTES + sizeof(uint32_t);
1998 ad->AttrLen = cpu_to_be16(size);
1999 ad->AttrType = cpu_to_be16(RHBA_NUM_PORTS);
2000 return size;
2001 }
2002
2003 static int
2004 lpfc_fdmi_hba_attr_fabric_wwnn(struct lpfc_vport *vport,
2005 struct lpfc_fdmi_attr_def *ad)
2006 {
2007 struct lpfc_fdmi_attr_entry *ae;
2008 uint32_t size;
2009
2010 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2011 memset(ae, 0, sizeof(struct lpfc_name));
2012
2013 memcpy(&ae->un.AttrWWN, &vport->fabric_nodename,
2014 sizeof(struct lpfc_name));
2015 size = FOURBYTES + sizeof(struct lpfc_name);
2016 ad->AttrLen = cpu_to_be16(size);
2017 ad->AttrType = cpu_to_be16(RHBA_FABRIC_WWNN);
2018 return size;
2019 }
2020
2021 static int
2022 lpfc_fdmi_hba_attr_bios_ver(struct lpfc_vport *vport,
2023 struct lpfc_fdmi_attr_def *ad)
2024 {
2025 struct lpfc_hba *phba = vport->phba;
2026 struct lpfc_fdmi_attr_entry *ae;
2027 uint32_t len, size;
2028
2029 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2030 memset(ae, 0, 256);
2031
2032 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1);
2033 len = strnlen(ae->un.AttrString,
2034 sizeof(ae->un.AttrString));
2035 len += (len & 3) ? (4 - (len & 3)) : 4;
2036 size = FOURBYTES + len;
2037 ad->AttrLen = cpu_to_be16(size);
2038 ad->AttrType = cpu_to_be16(RHBA_BIOS_VERSION);
2039 return size;
2040 }
2041
2042 static int
2043 lpfc_fdmi_hba_attr_bios_state(struct lpfc_vport *vport,
2044 struct lpfc_fdmi_attr_def *ad)
2045 {
2046 struct lpfc_fdmi_attr_entry *ae;
2047 uint32_t size;
2048
2049 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2050
2051 /* Driver doesn't have access to this information */
2052 ae->un.AttrInt = cpu_to_be32(0);
2053 size = FOURBYTES + sizeof(uint32_t);
2054 ad->AttrLen = cpu_to_be16(size);
2055 ad->AttrType = cpu_to_be16(RHBA_BIOS_STATE);
2056 return size;
2057 }
2058
2059 static int
2060 lpfc_fdmi_hba_attr_vendor_id(struct lpfc_vport *vport,
2061 struct lpfc_fdmi_attr_def *ad)
2062 {
2063 struct lpfc_fdmi_attr_entry *ae;
2064 uint32_t len, size;
2065
2066 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2067 memset(ae, 0, 256);
2068
2069 strncpy(ae->un.AttrString, "EMULEX",
2070 sizeof(ae->un.AttrString));
2071 len = strnlen(ae->un.AttrString,
2072 sizeof(ae->un.AttrString));
2073 len += (len & 3) ? (4 - (len & 3)) : 4;
2074 size = FOURBYTES + len;
2075 ad->AttrLen = cpu_to_be16(size);
2076 ad->AttrType = cpu_to_be16(RHBA_VENDOR_ID);
2077 return size;
2078 }
2079
2080 /* Routines for all individual PORT attributes */
2081 static int
2082 lpfc_fdmi_port_attr_fc4type(struct lpfc_vport *vport,
2083 struct lpfc_fdmi_attr_def *ad)
2084 {
2085 struct lpfc_fdmi_attr_entry *ae;
2086 uint32_t size;
2087
2088 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2089 memset(ae, 0, 32);
2090
2091 ae->un.AttrTypes[3] = 0x02; /* Type 1 - ELS */
2092 ae->un.AttrTypes[2] = 0x01; /* Type 8 - FCP */
2093 ae->un.AttrTypes[6] = 0x01; /* Type 40 - NVME */
2094 ae->un.AttrTypes[7] = 0x01; /* Type 32 - CT */
2095 size = FOURBYTES + 32;
2096 ad->AttrLen = cpu_to_be16(size);
2097 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_FC4_TYPES);
2098 return size;
2099 }
2100
2101 static int
2102 lpfc_fdmi_port_attr_support_speed(struct lpfc_vport *vport,
2103 struct lpfc_fdmi_attr_def *ad)
2104 {
2105 struct lpfc_hba *phba = vport->phba;
2106 struct lpfc_fdmi_attr_entry *ae;
2107 uint32_t size;
2108
2109 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2110
2111 ae->un.AttrInt = 0;
2112 if (!(phba->hba_flag & HBA_FCOE_MODE)) {
2113 if (phba->lmt & LMT_32Gb)
2114 ae->un.AttrInt |= HBA_PORTSPEED_32GFC;
2115 if (phba->lmt & LMT_16Gb)
2116 ae->un.AttrInt |= HBA_PORTSPEED_16GFC;
2117 if (phba->lmt & LMT_10Gb)
2118 ae->un.AttrInt |= HBA_PORTSPEED_10GFC;
2119 if (phba->lmt & LMT_8Gb)
2120 ae->un.AttrInt |= HBA_PORTSPEED_8GFC;
2121 if (phba->lmt & LMT_4Gb)
2122 ae->un.AttrInt |= HBA_PORTSPEED_4GFC;
2123 if (phba->lmt & LMT_2Gb)
2124 ae->un.AttrInt |= HBA_PORTSPEED_2GFC;
2125 if (phba->lmt & LMT_1Gb)
2126 ae->un.AttrInt |= HBA_PORTSPEED_1GFC;
2127 } else {
2128 /* FCoE links support only one speed */
2129 switch (phba->fc_linkspeed) {
2130 case LPFC_ASYNC_LINK_SPEED_10GBPS:
2131 ae->un.AttrInt = HBA_PORTSPEED_10GE;
2132 break;
2133 case LPFC_ASYNC_LINK_SPEED_25GBPS:
2134 ae->un.AttrInt = HBA_PORTSPEED_25GE;
2135 break;
2136 case LPFC_ASYNC_LINK_SPEED_40GBPS:
2137 ae->un.AttrInt = HBA_PORTSPEED_40GE;
2138 break;
2139 case LPFC_ASYNC_LINK_SPEED_100GBPS:
2140 ae->un.AttrInt = HBA_PORTSPEED_100GE;
2141 break;
2142 }
2143 }
2144 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt);
2145 size = FOURBYTES + sizeof(uint32_t);
2146 ad->AttrLen = cpu_to_be16(size);
2147 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_SPEED);
2148 return size;
2149 }
2150
2151 static int
2152 lpfc_fdmi_port_attr_speed(struct lpfc_vport *vport,
2153 struct lpfc_fdmi_attr_def *ad)
2154 {
2155 struct lpfc_hba *phba = vport->phba;
2156 struct lpfc_fdmi_attr_entry *ae;
2157 uint32_t size;
2158
2159 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2160
2161 if (!(phba->hba_flag & HBA_FCOE_MODE)) {
2162 switch (phba->fc_linkspeed) {
2163 case LPFC_LINK_SPEED_1GHZ:
2164 ae->un.AttrInt = HBA_PORTSPEED_1GFC;
2165 break;
2166 case LPFC_LINK_SPEED_2GHZ:
2167 ae->un.AttrInt = HBA_PORTSPEED_2GFC;
2168 break;
2169 case LPFC_LINK_SPEED_4GHZ:
2170 ae->un.AttrInt = HBA_PORTSPEED_4GFC;
2171 break;
2172 case LPFC_LINK_SPEED_8GHZ:
2173 ae->un.AttrInt = HBA_PORTSPEED_8GFC;
2174 break;
2175 case LPFC_LINK_SPEED_10GHZ:
2176 ae->un.AttrInt = HBA_PORTSPEED_10GFC;
2177 break;
2178 case LPFC_LINK_SPEED_16GHZ:
2179 ae->un.AttrInt = HBA_PORTSPEED_16GFC;
2180 break;
2181 case LPFC_LINK_SPEED_32GHZ:
2182 ae->un.AttrInt = HBA_PORTSPEED_32GFC;
2183 break;
2184 default:
2185 ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN;
2186 break;
2187 }
2188 } else {
2189 switch (phba->fc_linkspeed) {
2190 case LPFC_ASYNC_LINK_SPEED_10GBPS:
2191 ae->un.AttrInt = HBA_PORTSPEED_10GE;
2192 break;
2193 case LPFC_ASYNC_LINK_SPEED_25GBPS:
2194 ae->un.AttrInt = HBA_PORTSPEED_25GE;
2195 break;
2196 case LPFC_ASYNC_LINK_SPEED_40GBPS:
2197 ae->un.AttrInt = HBA_PORTSPEED_40GE;
2198 break;
2199 case LPFC_ASYNC_LINK_SPEED_100GBPS:
2200 ae->un.AttrInt = HBA_PORTSPEED_100GE;
2201 break;
2202 default:
2203 ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN;
2204 break;
2205 }
2206 }
2207
2208 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt);
2209 size = FOURBYTES + sizeof(uint32_t);
2210 ad->AttrLen = cpu_to_be16(size);
2211 ad->AttrType = cpu_to_be16(RPRT_PORT_SPEED);
2212 return size;
2213 }
2214
2215 static int
2216 lpfc_fdmi_port_attr_max_frame(struct lpfc_vport *vport,
2217 struct lpfc_fdmi_attr_def *ad)
2218 {
2219 struct serv_parm *hsp;
2220 struct lpfc_fdmi_attr_entry *ae;
2221 uint32_t size;
2222
2223 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2224
2225 hsp = (struct serv_parm *)&vport->fc_sparam;
2226 ae->un.AttrInt = (((uint32_t) hsp->cmn.bbRcvSizeMsb) << 8) |
2227 (uint32_t) hsp->cmn.bbRcvSizeLsb;
2228 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt);
2229 size = FOURBYTES + sizeof(uint32_t);
2230 ad->AttrLen = cpu_to_be16(size);
2231 ad->AttrType = cpu_to_be16(RPRT_MAX_FRAME_SIZE);
2232 return size;
2233 }
2234
2235 static int
2236 lpfc_fdmi_port_attr_os_devname(struct lpfc_vport *vport,
2237 struct lpfc_fdmi_attr_def *ad)
2238 {
2239 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
2240 struct lpfc_fdmi_attr_entry *ae;
2241 uint32_t len, size;
2242
2243 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2244 memset(ae, 0, 256);
2245
2246 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString),
2247 "/sys/class/scsi_host/host%d", shost->host_no);
2248 len = strnlen((char *)ae->un.AttrString,
2249 sizeof(ae->un.AttrString));
2250 len += (len & 3) ? (4 - (len & 3)) : 4;
2251 size = FOURBYTES + len;
2252 ad->AttrLen = cpu_to_be16(size);
2253 ad->AttrType = cpu_to_be16(RPRT_OS_DEVICE_NAME);
2254 return size;
2255 }
2256
2257 static int
2258 lpfc_fdmi_port_attr_host_name(struct lpfc_vport *vport,
2259 struct lpfc_fdmi_attr_def *ad)
2260 {
2261 struct lpfc_fdmi_attr_entry *ae;
2262 uint32_t len, size;
2263
2264 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2265 memset(ae, 0, 256);
2266
2267 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s",
2268 init_utsname()->nodename);
2269
2270 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
2271 len += (len & 3) ? (4 - (len & 3)) : 4;
2272 size = FOURBYTES + len;
2273 ad->AttrLen = cpu_to_be16(size);
2274 ad->AttrType = cpu_to_be16(RPRT_HOST_NAME);
2275 return size;
2276 }
2277
2278 static int
2279 lpfc_fdmi_port_attr_wwnn(struct lpfc_vport *vport,
2280 struct lpfc_fdmi_attr_def *ad)
2281 {
2282 struct lpfc_fdmi_attr_entry *ae;
2283 uint32_t size;
2284
2285 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2286 memset(ae, 0, sizeof(struct lpfc_name));
2287
2288 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.nodeName,
2289 sizeof(struct lpfc_name));
2290 size = FOURBYTES + sizeof(struct lpfc_name);
2291 ad->AttrLen = cpu_to_be16(size);
2292 ad->AttrType = cpu_to_be16(RPRT_NODENAME);
2293 return size;
2294 }
2295
2296 static int
2297 lpfc_fdmi_port_attr_wwpn(struct lpfc_vport *vport,
2298 struct lpfc_fdmi_attr_def *ad)
2299 {
2300 struct lpfc_fdmi_attr_entry *ae;
2301 uint32_t size;
2302
2303 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2304 memset(ae, 0, sizeof(struct lpfc_name));
2305
2306 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.portName,
2307 sizeof(struct lpfc_name));
2308 size = FOURBYTES + sizeof(struct lpfc_name);
2309 ad->AttrLen = cpu_to_be16(size);
2310 ad->AttrType = cpu_to_be16(RPRT_PORTNAME);
2311 return size;
2312 }
2313
2314 static int
2315 lpfc_fdmi_port_attr_symbolic_name(struct lpfc_vport *vport,
2316 struct lpfc_fdmi_attr_def *ad)
2317 {
2318 struct lpfc_fdmi_attr_entry *ae;
2319 uint32_t len, size;
2320
2321 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2322 memset(ae, 0, 256);
2323
2324 len = lpfc_vport_symbolic_port_name(vport, ae->un.AttrString, 256);
2325 len += (len & 3) ? (4 - (len & 3)) : 4;
2326 size = FOURBYTES + len;
2327 ad->AttrLen = cpu_to_be16(size);
2328 ad->AttrType = cpu_to_be16(RPRT_SYM_PORTNAME);
2329 return size;
2330 }
2331
2332 static int
2333 lpfc_fdmi_port_attr_port_type(struct lpfc_vport *vport,
2334 struct lpfc_fdmi_attr_def *ad)
2335 {
2336 struct lpfc_hba *phba = vport->phba;
2337 struct lpfc_fdmi_attr_entry *ae;
2338 uint32_t size;
2339
2340 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2341 if (phba->fc_topology == LPFC_TOPOLOGY_LOOP)
2342 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTTYPE_NLPORT);
2343 else
2344 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTTYPE_NPORT);
2345 size = FOURBYTES + sizeof(uint32_t);
2346 ad->AttrLen = cpu_to_be16(size);
2347 ad->AttrType = cpu_to_be16(RPRT_PORT_TYPE);
2348 return size;
2349 }
2350
2351 static int
2352 lpfc_fdmi_port_attr_class(struct lpfc_vport *vport,
2353 struct lpfc_fdmi_attr_def *ad)
2354 {
2355 struct lpfc_fdmi_attr_entry *ae;
2356 uint32_t size;
2357
2358 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2359 ae->un.AttrInt = cpu_to_be32(FC_COS_CLASS2 | FC_COS_CLASS3);
2360 size = FOURBYTES + sizeof(uint32_t);
2361 ad->AttrLen = cpu_to_be16(size);
2362 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_CLASS);
2363 return size;
2364 }
2365
2366 static int
2367 lpfc_fdmi_port_attr_fabric_wwpn(struct lpfc_vport *vport,
2368 struct lpfc_fdmi_attr_def *ad)
2369 {
2370 struct lpfc_fdmi_attr_entry *ae;
2371 uint32_t size;
2372
2373 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2374 memset(ae, 0, sizeof(struct lpfc_name));
2375
2376 memcpy(&ae->un.AttrWWN, &vport->fabric_portname,
2377 sizeof(struct lpfc_name));
2378 size = FOURBYTES + sizeof(struct lpfc_name);
2379 ad->AttrLen = cpu_to_be16(size);
2380 ad->AttrType = cpu_to_be16(RPRT_FABRICNAME);
2381 return size;
2382 }
2383
2384 static int
2385 lpfc_fdmi_port_attr_active_fc4type(struct lpfc_vport *vport,
2386 struct lpfc_fdmi_attr_def *ad)
2387 {
2388 struct lpfc_fdmi_attr_entry *ae;
2389 uint32_t size;
2390
2391 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2392 memset(ae, 0, 32);
2393
2394 ae->un.AttrTypes[3] = 0x02; /* Type 1 - ELS */
2395 ae->un.AttrTypes[2] = 0x01; /* Type 8 - FCP */
2396 ae->un.AttrTypes[7] = 0x01; /* Type 32 - CT */
2397 size = FOURBYTES + 32;
2398 ad->AttrLen = cpu_to_be16(size);
2399 ad->AttrType = cpu_to_be16(RPRT_ACTIVE_FC4_TYPES);
2400 return size;
2401 }
2402
2403 static int
2404 lpfc_fdmi_port_attr_port_state(struct lpfc_vport *vport,
2405 struct lpfc_fdmi_attr_def *ad)
2406 {
2407 struct lpfc_fdmi_attr_entry *ae;
2408 uint32_t size;
2409
2410 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2411 /* Link Up - operational */
2412 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTSTATE_ONLINE);
2413 size = FOURBYTES + sizeof(uint32_t);
2414 ad->AttrLen = cpu_to_be16(size);
2415 ad->AttrType = cpu_to_be16(RPRT_PORT_STATE);
2416 return size;
2417 }
2418
2419 static int
2420 lpfc_fdmi_port_attr_num_disc(struct lpfc_vport *vport,
2421 struct lpfc_fdmi_attr_def *ad)
2422 {
2423 struct lpfc_fdmi_attr_entry *ae;
2424 uint32_t size;
2425
2426 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2427 vport->fdmi_num_disc = lpfc_find_map_node(vport);
2428 ae->un.AttrInt = cpu_to_be32(vport->fdmi_num_disc);
2429 size = FOURBYTES + sizeof(uint32_t);
2430 ad->AttrLen = cpu_to_be16(size);
2431 ad->AttrType = cpu_to_be16(RPRT_DISC_PORT);
2432 return size;
2433 }
2434
2435 static int
2436 lpfc_fdmi_port_attr_nportid(struct lpfc_vport *vport,
2437 struct lpfc_fdmi_attr_def *ad)
2438 {
2439 struct lpfc_fdmi_attr_entry *ae;
2440 uint32_t size;
2441
2442 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2443 ae->un.AttrInt = cpu_to_be32(vport->fc_myDID);
2444 size = FOURBYTES + sizeof(uint32_t);
2445 ad->AttrLen = cpu_to_be16(size);
2446 ad->AttrType = cpu_to_be16(RPRT_PORT_ID);
2447 return size;
2448 }
2449
2450 static int
2451 lpfc_fdmi_smart_attr_service(struct lpfc_vport *vport,
2452 struct lpfc_fdmi_attr_def *ad)
2453 {
2454 struct lpfc_fdmi_attr_entry *ae;
2455 uint32_t len, size;
2456
2457 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2458 memset(ae, 0, 256);
2459
2460 strncpy(ae->un.AttrString, "Smart SAN Initiator",
2461 sizeof(ae->un.AttrString));
2462 len = strnlen(ae->un.AttrString,
2463 sizeof(ae->un.AttrString));
2464 len += (len & 3) ? (4 - (len & 3)) : 4;
2465 size = FOURBYTES + len;
2466 ad->AttrLen = cpu_to_be16(size);
2467 ad->AttrType = cpu_to_be16(RPRT_SMART_SERVICE);
2468 return size;
2469 }
2470
2471 static int
2472 lpfc_fdmi_smart_attr_guid(struct lpfc_vport *vport,
2473 struct lpfc_fdmi_attr_def *ad)
2474 {
2475 struct lpfc_fdmi_attr_entry *ae;
2476 uint32_t size;
2477
2478 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2479 memset(ae, 0, 256);
2480
2481 memcpy(&ae->un.AttrString, &vport->fc_sparam.nodeName,
2482 sizeof(struct lpfc_name));
2483 memcpy((((uint8_t *)&ae->un.AttrString) +
2484 sizeof(struct lpfc_name)),
2485 &vport->fc_sparam.portName, sizeof(struct lpfc_name));
2486 size = FOURBYTES + (2 * sizeof(struct lpfc_name));
2487 ad->AttrLen = cpu_to_be16(size);
2488 ad->AttrType = cpu_to_be16(RPRT_SMART_GUID);
2489 return size;
2490 }
2491
2492 static int
2493 lpfc_fdmi_smart_attr_version(struct lpfc_vport *vport,
2494 struct lpfc_fdmi_attr_def *ad)
2495 {
2496 struct lpfc_fdmi_attr_entry *ae;
2497 uint32_t len, size;
2498
2499 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2500 memset(ae, 0, 256);
2501
2502 strncpy(ae->un.AttrString, "Smart SAN Version 2.0",
2503 sizeof(ae->un.AttrString));
2504 len = strnlen(ae->un.AttrString,
2505 sizeof(ae->un.AttrString));
2506 len += (len & 3) ? (4 - (len & 3)) : 4;
2507 size = FOURBYTES + len;
2508 ad->AttrLen = cpu_to_be16(size);
2509 ad->AttrType = cpu_to_be16(RPRT_SMART_VERSION);
2510 return size;
2511 }
2512
2513 static int
2514 lpfc_fdmi_smart_attr_model(struct lpfc_vport *vport,
2515 struct lpfc_fdmi_attr_def *ad)
2516 {
2517 struct lpfc_hba *phba = vport->phba;
2518 struct lpfc_fdmi_attr_entry *ae;
2519 uint32_t len, size;
2520
2521 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2522 memset(ae, 0, 256);
2523
2524 strncpy(ae->un.AttrString, phba->ModelName,
2525 sizeof(ae->un.AttrString));
2526 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
2527 len += (len & 3) ? (4 - (len & 3)) : 4;
2528 size = FOURBYTES + len;
2529 ad->AttrLen = cpu_to_be16(size);
2530 ad->AttrType = cpu_to_be16(RPRT_SMART_MODEL);
2531 return size;
2532 }
2533
2534 static int
2535 lpfc_fdmi_smart_attr_port_info(struct lpfc_vport *vport,
2536 struct lpfc_fdmi_attr_def *ad)
2537 {
2538 struct lpfc_fdmi_attr_entry *ae;
2539 uint32_t size;
2540
2541 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2542
2543 /* SRIOV (type 3) is not supported */
2544 if (vport->vpi)
2545 ae->un.AttrInt = cpu_to_be32(2); /* NPIV */
2546 else
2547 ae->un.AttrInt = cpu_to_be32(1); /* Physical */
2548 size = FOURBYTES + sizeof(uint32_t);
2549 ad->AttrLen = cpu_to_be16(size);
2550 ad->AttrType = cpu_to_be16(RPRT_SMART_PORT_INFO);
2551 return size;
2552 }
2553
2554 static int
2555 lpfc_fdmi_smart_attr_qos(struct lpfc_vport *vport,
2556 struct lpfc_fdmi_attr_def *ad)
2557 {
2558 struct lpfc_fdmi_attr_entry *ae;
2559 uint32_t size;
2560
2561 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2562 ae->un.AttrInt = cpu_to_be32(0);
2563 size = FOURBYTES + sizeof(uint32_t);
2564 ad->AttrLen = cpu_to_be16(size);
2565 ad->AttrType = cpu_to_be16(RPRT_SMART_QOS);
2566 return size;
2567 }
2568
2569 static int
2570 lpfc_fdmi_smart_attr_security(struct lpfc_vport *vport,
2571 struct lpfc_fdmi_attr_def *ad)
2572 {
2573 struct lpfc_fdmi_attr_entry *ae;
2574 uint32_t size;
2575
2576 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2577 ae->un.AttrInt = cpu_to_be32(1);
2578 size = FOURBYTES + sizeof(uint32_t);
2579 ad->AttrLen = cpu_to_be16(size);
2580 ad->AttrType = cpu_to_be16(RPRT_SMART_SECURITY);
2581 return size;
2582 }
2583
2584 /* RHBA attribute jump table */
2585 int (*lpfc_fdmi_hba_action[])
2586 (struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = {
2587 /* Action routine Mask bit Attribute type */
2588 lpfc_fdmi_hba_attr_wwnn, /* bit0 RHBA_NODENAME */
2589 lpfc_fdmi_hba_attr_manufacturer, /* bit1 RHBA_MANUFACTURER */
2590 lpfc_fdmi_hba_attr_sn, /* bit2 RHBA_SERIAL_NUMBER */
2591 lpfc_fdmi_hba_attr_model, /* bit3 RHBA_MODEL */
2592 lpfc_fdmi_hba_attr_description, /* bit4 RHBA_MODEL_DESCRIPTION */
2593 lpfc_fdmi_hba_attr_hdw_ver, /* bit5 RHBA_HARDWARE_VERSION */
2594 lpfc_fdmi_hba_attr_drvr_ver, /* bit6 RHBA_DRIVER_VERSION */
2595 lpfc_fdmi_hba_attr_rom_ver, /* bit7 RHBA_OPTION_ROM_VERSION */
2596 lpfc_fdmi_hba_attr_fmw_ver, /* bit8 RHBA_FIRMWARE_VERSION */
2597 lpfc_fdmi_hba_attr_os_ver, /* bit9 RHBA_OS_NAME_VERSION */
2598 lpfc_fdmi_hba_attr_ct_len, /* bit10 RHBA_MAX_CT_PAYLOAD_LEN */
2599 lpfc_fdmi_hba_attr_symbolic_name, /* bit11 RHBA_SYM_NODENAME */
2600 lpfc_fdmi_hba_attr_vendor_info, /* bit12 RHBA_VENDOR_INFO */
2601 lpfc_fdmi_hba_attr_num_ports, /* bit13 RHBA_NUM_PORTS */
2602 lpfc_fdmi_hba_attr_fabric_wwnn, /* bit14 RHBA_FABRIC_WWNN */
2603 lpfc_fdmi_hba_attr_bios_ver, /* bit15 RHBA_BIOS_VERSION */
2604 lpfc_fdmi_hba_attr_bios_state, /* bit16 RHBA_BIOS_STATE */
2605 lpfc_fdmi_hba_attr_vendor_id, /* bit17 RHBA_VENDOR_ID */
2606 };
2607
2608 /* RPA / RPRT attribute jump table */
2609 int (*lpfc_fdmi_port_action[])
2610 (struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = {
2611 /* Action routine Mask bit Attribute type */
2612 lpfc_fdmi_port_attr_fc4type, /* bit0 RPRT_SUPPORT_FC4_TYPES */
2613 lpfc_fdmi_port_attr_support_speed, /* bit1 RPRT_SUPPORTED_SPEED */
2614 lpfc_fdmi_port_attr_speed, /* bit2 RPRT_PORT_SPEED */
2615 lpfc_fdmi_port_attr_max_frame, /* bit3 RPRT_MAX_FRAME_SIZE */
2616 lpfc_fdmi_port_attr_os_devname, /* bit4 RPRT_OS_DEVICE_NAME */
2617 lpfc_fdmi_port_attr_host_name, /* bit5 RPRT_HOST_NAME */
2618 lpfc_fdmi_port_attr_wwnn, /* bit6 RPRT_NODENAME */
2619 lpfc_fdmi_port_attr_wwpn, /* bit7 RPRT_PORTNAME */
2620 lpfc_fdmi_port_attr_symbolic_name, /* bit8 RPRT_SYM_PORTNAME */
2621 lpfc_fdmi_port_attr_port_type, /* bit9 RPRT_PORT_TYPE */
2622 lpfc_fdmi_port_attr_class, /* bit10 RPRT_SUPPORTED_CLASS */
2623 lpfc_fdmi_port_attr_fabric_wwpn, /* bit11 RPRT_FABRICNAME */
2624 lpfc_fdmi_port_attr_active_fc4type, /* bit12 RPRT_ACTIVE_FC4_TYPES */
2625 lpfc_fdmi_port_attr_port_state, /* bit13 RPRT_PORT_STATE */
2626 lpfc_fdmi_port_attr_num_disc, /* bit14 RPRT_DISC_PORT */
2627 lpfc_fdmi_port_attr_nportid, /* bit15 RPRT_PORT_ID */
2628 lpfc_fdmi_smart_attr_service, /* bit16 RPRT_SMART_SERVICE */
2629 lpfc_fdmi_smart_attr_guid, /* bit17 RPRT_SMART_GUID */
2630 lpfc_fdmi_smart_attr_version, /* bit18 RPRT_SMART_VERSION */
2631 lpfc_fdmi_smart_attr_model, /* bit19 RPRT_SMART_MODEL */
2632 lpfc_fdmi_smart_attr_port_info, /* bit20 RPRT_SMART_PORT_INFO */
2633 lpfc_fdmi_smart_attr_qos, /* bit21 RPRT_SMART_QOS */
2634 lpfc_fdmi_smart_attr_security, /* bit22 RPRT_SMART_SECURITY */
2635 };
2636
2637 /**
2638 * lpfc_fdmi_cmd - Build and send a FDMI cmd to the specified NPort
2639 * @vport: pointer to a host virtual N_Port data structure.
2640 * @ndlp: ndlp to send FDMI cmd to (if NULL use FDMI_DID)
2641 * cmdcode: FDMI command to send
2642 * mask: Mask of HBA or PORT Attributes to send
2643 *
2644 * Builds and sends a FDMI command using the CT subsystem.
2645 */
2646 int
2647 lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
2648 int cmdcode, uint32_t new_mask)
2649 {
2650 struct lpfc_hba *phba = vport->phba;
2651 struct lpfc_dmabuf *mp, *bmp;
2652 struct lpfc_sli_ct_request *CtReq;
2653 struct ulp_bde64 *bpl;
2654 uint32_t bit_pos;
2655 uint32_t size;
2656 uint32_t rsp_size;
2657 uint32_t mask;
2658 struct lpfc_fdmi_reg_hba *rh;
2659 struct lpfc_fdmi_port_entry *pe;
2660 struct lpfc_fdmi_reg_portattr *pab = NULL;
2661 struct lpfc_fdmi_attr_block *ab = NULL;
2662 int (*func)(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad);
2663 void (*cmpl)(struct lpfc_hba *, struct lpfc_iocbq *,
2664 struct lpfc_iocbq *);
2665
2666 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
2667 return 0;
2668
2669 cmpl = lpfc_cmpl_ct_disc_fdmi; /* called from discovery */
2670
2671 /* fill in BDEs for command */
2672 /* Allocate buffer for command payload */
2673 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
2674 if (!mp)
2675 goto fdmi_cmd_exit;
2676
2677 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys));
2678 if (!mp->virt)
2679 goto fdmi_cmd_free_mp;
2680
2681 /* Allocate buffer for Buffer ptr list */
2682 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
2683 if (!bmp)
2684 goto fdmi_cmd_free_mpvirt;
2685
2686 bmp->virt = lpfc_mbuf_alloc(phba, 0, &(bmp->phys));
2687 if (!bmp->virt)
2688 goto fdmi_cmd_free_bmp;
2689
2690 INIT_LIST_HEAD(&mp->list);
2691 INIT_LIST_HEAD(&bmp->list);
2692
2693 /* FDMI request */
2694 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
2695 "0218 FDMI Request Data: x%x x%x x%x\n",
2696 vport->fc_flag, vport->port_state, cmdcode);
2697 CtReq = (struct lpfc_sli_ct_request *)mp->virt;
2698
2699 /* First populate the CT_IU preamble */
2700 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request));
2701 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
2702 CtReq->RevisionId.bits.InId = 0;
2703
2704 CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE;
2705 CtReq->FsSubType = SLI_CT_FDMI_Subtypes;
2706
2707 CtReq->CommandResponse.bits.CmdRsp = cpu_to_be16(cmdcode);
2708 rsp_size = LPFC_BPL_SIZE;
2709 size = 0;
2710
2711 /* Next fill in the specific FDMI cmd information */
2712 switch (cmdcode) {
2713 case SLI_MGMT_RHAT:
2714 case SLI_MGMT_RHBA:
2715 rh = (struct lpfc_fdmi_reg_hba *)&CtReq->un.PortID;
2716 /* HBA Identifier */
2717 memcpy(&rh->hi.PortName, &phba->pport->fc_sparam.portName,
2718 sizeof(struct lpfc_name));
2719
2720 if (cmdcode == SLI_MGMT_RHBA) {
2721 /* Registered Port List */
2722 /* One entry (port) per adapter */
2723 rh->rpl.EntryCnt = cpu_to_be32(1);
2724 memcpy(&rh->rpl.pe, &phba->pport->fc_sparam.portName,
2725 sizeof(struct lpfc_name));
2726
2727 /* point to the HBA attribute block */
2728 size = 2 * sizeof(struct lpfc_name) +
2729 FOURBYTES;
2730 } else {
2731 size = sizeof(struct lpfc_name);
2732 }
2733 ab = (struct lpfc_fdmi_attr_block *)((uint8_t *)rh + size);
2734 ab->EntryCnt = 0;
2735 size += FOURBYTES;
2736 bit_pos = 0;
2737 if (new_mask)
2738 mask = new_mask;
2739 else
2740 mask = vport->fdmi_hba_mask;
2741
2742 /* Mask will dictate what attributes to build in the request */
2743 while (mask) {
2744 if (mask & 0x1) {
2745 func = lpfc_fdmi_hba_action[bit_pos];
2746 size += func(vport,
2747 (struct lpfc_fdmi_attr_def *)
2748 ((uint8_t *)rh + size));
2749 ab->EntryCnt++;
2750 if ((size + 256) >
2751 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
2752 goto hba_out;
2753 }
2754 mask = mask >> 1;
2755 bit_pos++;
2756 }
2757 hba_out:
2758 ab->EntryCnt = cpu_to_be32(ab->EntryCnt);
2759 /* Total size */
2760 size = GID_REQUEST_SZ - 4 + size;
2761 break;
2762
2763 case SLI_MGMT_RPRT:
2764 case SLI_MGMT_RPA:
2765 pab = (struct lpfc_fdmi_reg_portattr *)&CtReq->un.PortID;
2766 if (cmdcode == SLI_MGMT_RPRT) {
2767 rh = (struct lpfc_fdmi_reg_hba *)pab;
2768 /* HBA Identifier */
2769 memcpy(&rh->hi.PortName,
2770 &phba->pport->fc_sparam.portName,
2771 sizeof(struct lpfc_name));
2772 pab = (struct lpfc_fdmi_reg_portattr *)
2773 ((uint8_t *)pab + sizeof(struct lpfc_name));
2774 }
2775
2776 memcpy((uint8_t *)&pab->PortName,
2777 (uint8_t *)&vport->fc_sparam.portName,
2778 sizeof(struct lpfc_name));
2779 size += sizeof(struct lpfc_name) + FOURBYTES;
2780 pab->ab.EntryCnt = 0;
2781 bit_pos = 0;
2782 if (new_mask)
2783 mask = new_mask;
2784 else
2785 mask = vport->fdmi_port_mask;
2786
2787 /* Mask will dictate what attributes to build in the request */
2788 while (mask) {
2789 if (mask & 0x1) {
2790 func = lpfc_fdmi_port_action[bit_pos];
2791 size += func(vport,
2792 (struct lpfc_fdmi_attr_def *)
2793 ((uint8_t *)pab + size));
2794 pab->ab.EntryCnt++;
2795 if ((size + 256) >
2796 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
2797 goto port_out;
2798 }
2799 mask = mask >> 1;
2800 bit_pos++;
2801 }
2802 port_out:
2803 pab->ab.EntryCnt = cpu_to_be32(pab->ab.EntryCnt);
2804 /* Total size */
2805 if (cmdcode == SLI_MGMT_RPRT)
2806 size += sizeof(struct lpfc_name);
2807 size = GID_REQUEST_SZ - 4 + size;
2808 break;
2809
2810 case SLI_MGMT_GHAT:
2811 case SLI_MGMT_GRPL:
2812 rsp_size = FC_MAX_NS_RSP;
2813 case SLI_MGMT_DHBA:
2814 case SLI_MGMT_DHAT:
2815 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID;
2816 memcpy((uint8_t *)&pe->PortName,
2817 (uint8_t *)&vport->fc_sparam.portName,
2818 sizeof(struct lpfc_name));
2819 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name);
2820 break;
2821
2822 case SLI_MGMT_GPAT:
2823 case SLI_MGMT_GPAS:
2824 rsp_size = FC_MAX_NS_RSP;
2825 case SLI_MGMT_DPRT:
2826 case SLI_MGMT_DPA:
2827 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID;
2828 memcpy((uint8_t *)&pe->PortName,
2829 (uint8_t *)&vport->fc_sparam.portName,
2830 sizeof(struct lpfc_name));
2831 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name);
2832 break;
2833 case SLI_MGMT_GRHL:
2834 size = GID_REQUEST_SZ - 4;
2835 break;
2836 default:
2837 lpfc_printf_vlog(vport, KERN_WARNING, LOG_DISCOVERY,
2838 "0298 FDMI cmdcode x%x not supported\n",
2839 cmdcode);
2840 goto fdmi_cmd_free_bmpvirt;
2841 }
2842 CtReq->CommandResponse.bits.Size = cpu_to_be16(rsp_size);
2843
2844 bpl = (struct ulp_bde64 *)bmp->virt;
2845 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys));
2846 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys));
2847 bpl->tus.f.bdeFlags = 0;
2848 bpl->tus.f.bdeSize = size;
2849
2850 /*
2851 * The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count
2852 * to hold ndlp reference for the corresponding callback function.
2853 */
2854 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, 0))
2855 return 0;
2856
2857 /*
2858 * Decrement ndlp reference count to release ndlp reference held
2859 * for the failed command's callback function.
2860 */
2861 lpfc_nlp_put(ndlp);
2862
2863 fdmi_cmd_free_bmpvirt:
2864 lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
2865 fdmi_cmd_free_bmp:
2866 kfree(bmp);
2867 fdmi_cmd_free_mpvirt:
2868 lpfc_mbuf_free(phba, mp->virt, mp->phys);
2869 fdmi_cmd_free_mp:
2870 kfree(mp);
2871 fdmi_cmd_exit:
2872 /* Issue FDMI request failed */
2873 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
2874 "0244 Issue FDMI request failed Data: x%x\n",
2875 cmdcode);
2876 return 1;
2877 }
2878
2879 /**
2880 * lpfc_delayed_disc_tmo - Timeout handler for delayed discovery timer.
2881 * @ptr - Context object of the timer.
2882 *
2883 * This function set the WORKER_DELAYED_DISC_TMO flag and wake up
2884 * the worker thread.
2885 **/
2886 void
2887 lpfc_delayed_disc_tmo(struct timer_list *t)
2888 {
2889 struct lpfc_vport *vport = from_timer(vport, t, delayed_disc_tmo);
2890 struct lpfc_hba *phba = vport->phba;
2891 uint32_t tmo_posted;
2892 unsigned long iflag;
2893
2894 spin_lock_irqsave(&vport->work_port_lock, iflag);
2895 tmo_posted = vport->work_port_events & WORKER_DELAYED_DISC_TMO;
2896 if (!tmo_posted)
2897 vport->work_port_events |= WORKER_DELAYED_DISC_TMO;
2898 spin_unlock_irqrestore(&vport->work_port_lock, iflag);
2899
2900 if (!tmo_posted)
2901 lpfc_worker_wake_up(phba);
2902 return;
2903 }
2904
2905 /**
2906 * lpfc_delayed_disc_timeout_handler - Function called by worker thread to
2907 * handle delayed discovery.
2908 * @vport: pointer to a host virtual N_Port data structure.
2909 *
2910 * This function start nport discovery of the vport.
2911 **/
2912 void
2913 lpfc_delayed_disc_timeout_handler(struct lpfc_vport *vport)
2914 {
2915 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
2916
2917 spin_lock_irq(shost->host_lock);
2918 if (!(vport->fc_flag & FC_DISC_DELAYED)) {
2919 spin_unlock_irq(shost->host_lock);
2920 return;
2921 }
2922 vport->fc_flag &= ~FC_DISC_DELAYED;
2923 spin_unlock_irq(shost->host_lock);
2924
2925 lpfc_do_scr_ns_plogi(vport->phba, vport);
2926 }
2927
2928 void
2929 lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag)
2930 {
2931 struct lpfc_sli *psli = &phba->sli;
2932 lpfc_vpd_t *vp = &phba->vpd;
2933 uint32_t b1, b2, b3, b4, i, rev;
2934 char c;
2935 uint32_t *ptr, str[4];
2936 uint8_t *fwname;
2937
2938 if (phba->sli_rev == LPFC_SLI_REV4)
2939 snprintf(fwrevision, FW_REV_STR_SIZE, "%s", vp->rev.opFwName);
2940 else if (vp->rev.rBit) {
2941 if (psli->sli_flag & LPFC_SLI_ACTIVE)
2942 rev = vp->rev.sli2FwRev;
2943 else
2944 rev = vp->rev.sli1FwRev;
2945
2946 b1 = (rev & 0x0000f000) >> 12;
2947 b2 = (rev & 0x00000f00) >> 8;
2948 b3 = (rev & 0x000000c0) >> 6;
2949 b4 = (rev & 0x00000030) >> 4;
2950
2951 switch (b4) {
2952 case 0:
2953 c = 'N';
2954 break;
2955 case 1:
2956 c = 'A';
2957 break;
2958 case 2:
2959 c = 'B';
2960 break;
2961 case 3:
2962 c = 'X';
2963 break;
2964 default:
2965 c = 0;
2966 break;
2967 }
2968 b4 = (rev & 0x0000000f);
2969
2970 if (psli->sli_flag & LPFC_SLI_ACTIVE)
2971 fwname = vp->rev.sli2FwName;
2972 else
2973 fwname = vp->rev.sli1FwName;
2974
2975 for (i = 0; i < 16; i++)
2976 if (fwname[i] == 0x20)
2977 fwname[i] = 0;
2978
2979 ptr = (uint32_t*)fwname;
2980
2981 for (i = 0; i < 3; i++)
2982 str[i] = be32_to_cpu(*ptr++);
2983
2984 if (c == 0) {
2985 if (flag)
2986 sprintf(fwrevision, "%d.%d%d (%s)",
2987 b1, b2, b3, (char *)str);
2988 else
2989 sprintf(fwrevision, "%d.%d%d", b1,
2990 b2, b3);
2991 } else {
2992 if (flag)
2993 sprintf(fwrevision, "%d.%d%d%c%d (%s)",
2994 b1, b2, b3, c,
2995 b4, (char *)str);
2996 else
2997 sprintf(fwrevision, "%d.%d%d%c%d",
2998 b1, b2, b3, c, b4);
2999 }
3000 } else {
3001 rev = vp->rev.smFwRev;
3002
3003 b1 = (rev & 0xff000000) >> 24;
3004 b2 = (rev & 0x00f00000) >> 20;
3005 b3 = (rev & 0x000f0000) >> 16;
3006 c = (rev & 0x0000ff00) >> 8;
3007 b4 = (rev & 0x000000ff);
3008
3009 sprintf(fwrevision, "%d.%d%d%c%d", b1, b2, b3, c, b4);
3010 }
3011 return;
3012 }
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