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Input: dlink-dir685-touchkeys - fix a typo in driver name
[linux/fpc-iii.git] / drivers / scsi / lpfc / lpfc_ct.c
blob384f5cd7c3c81f3d010ceda13358db28bd778145
1 /*******************************************************************
2 * This file is part of the Emulex Linux Device Driver for *
3 * Fibre Channel Host Bus Adapters. *
4 * Copyright (C) 2017-2018 Broadcom. All Rights Reserved. The term *
5 * “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. *
6 * Copyright (C) 2004-2016 Emulex. All rights reserved. *
7 * EMULEX and SLI are trademarks of Emulex. *
8 * www.broadcom.com *
9 * *
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
689 spin_lock_irq(shost->host_lock);
690 if (vport->fc_flag & FC_RSCN_DEFERRED) {
691 vport->fc_flag &= ~FC_RSCN_DEFERRED;
692 spin_unlock_irq(shost->host_lock);
693
694 /* This is a GID_FT completing so the gidft_inp counter was
695 * incremented before the GID_FT was issued to the wire.
696 */
697 vport->gidft_inp--;
698
699 /*
700 * Skip processing the NS response
701 * Re-issue the NS cmd
702 */
703 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
704 "0151 Process Deferred RSCN Data: x%x x%x\n",
705 vport->fc_flag, vport->fc_rscn_id_cnt);
706 lpfc_els_handle_rscn(vport);
707
708 goto out;
709 }
710 spin_unlock_irq(shost->host_lock);
711
712 if (irsp->ulpStatus) {
713 /* Check for retry */
714 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) {
715 if (irsp->ulpStatus != IOSTAT_LOCAL_REJECT ||
716 (irsp->un.ulpWord[4] & IOERR_PARAM_MASK) !=
717 IOERR_NO_RESOURCES)
718 vport->fc_ns_retry++;
719
720 type = lpfc_get_gidft_type(vport, cmdiocb);
721 if (type == 0)
722 goto out;
723
724 /* CT command is being retried */
725 vport->gidft_inp--;
726 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT,
727 vport->fc_ns_retry, type);
728 if (rc == 0)
729 goto out;
730 }
731 if (vport->fc_flag & FC_RSCN_MODE)
732 lpfc_els_flush_rscn(vport);
733 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
734 lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
735 "0257 GID_FT Query error: 0x%x 0x%x\n",
736 irsp->ulpStatus, vport->fc_ns_retry);
737 } else {
738 /* Good status, continue checking */
739 CTreq = (struct lpfc_sli_ct_request *) inp->virt;
740 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
741 if (CTrsp->CommandResponse.bits.CmdRsp ==
742 cpu_to_be16(SLI_CT_RESPONSE_FS_ACC)) {
743 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
744 "0208 NameServer Rsp Data: x%x x%x\n",
745 vport->fc_flag,
746 CTreq->un.gid.Fc4Type);
747
748 lpfc_ns_rsp(vport,
749 outp,
750 CTreq->un.gid.Fc4Type,
751 (uint32_t) (irsp->un.genreq64.bdl.bdeSize));
752 } else if (CTrsp->CommandResponse.bits.CmdRsp ==
753 be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
754 /* NameServer Rsp Error */
755 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ)
756 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) {
757 lpfc_printf_vlog(vport, KERN_INFO,
758 LOG_DISCOVERY,
759 "0269 No NameServer Entries "
760 "Data: x%x x%x x%x x%x\n",
761 CTrsp->CommandResponse.bits.CmdRsp,
762 (uint32_t) CTrsp->ReasonCode,
763 (uint32_t) CTrsp->Explanation,
764 vport->fc_flag);
765
766 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
767 "GID_FT no entry cmd:x%x rsn:x%x exp:x%x",
768 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
769 (uint32_t) CTrsp->ReasonCode,
770 (uint32_t) CTrsp->Explanation);
771 } else {
772 lpfc_printf_vlog(vport, KERN_INFO,
773 LOG_DISCOVERY,
774 "0240 NameServer Rsp Error "
775 "Data: x%x x%x x%x x%x\n",
776 CTrsp->CommandResponse.bits.CmdRsp,
777 (uint32_t) CTrsp->ReasonCode,
778 (uint32_t) CTrsp->Explanation,
779 vport->fc_flag);
780
781 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
782 "GID_FT rsp err1 cmd:x%x rsn:x%x exp:x%x",
783 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
784 (uint32_t) CTrsp->ReasonCode,
785 (uint32_t) CTrsp->Explanation);
786 }
787
788
789 } else {
790 /* NameServer Rsp Error */
791 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
792 "0241 NameServer Rsp Error "
793 "Data: x%x x%x x%x x%x\n",
794 CTrsp->CommandResponse.bits.CmdRsp,
795 (uint32_t) CTrsp->ReasonCode,
796 (uint32_t) CTrsp->Explanation,
797 vport->fc_flag);
798
799 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
800 "GID_FT rsp err2 cmd:x%x rsn:x%x exp:x%x",
801 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
802 (uint32_t) CTrsp->ReasonCode,
803 (uint32_t) CTrsp->Explanation);
804 }
805 vport->gidft_inp--;
806 }
807 /* Link up / RSCN discovery */
808 if ((vport->num_disc_nodes == 0) &&
809 (vport->gidft_inp == 0)) {
810 /*
811 * The driver has cycled through all Nports in the RSCN payload.
812 * Complete the handling by cleaning up and marking the
813 * current driver state.
814 */
815 if (vport->port_state >= LPFC_DISC_AUTH) {
816 if (vport->fc_flag & FC_RSCN_MODE) {
817 lpfc_els_flush_rscn(vport);
818 spin_lock_irq(shost->host_lock);
819 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
820 spin_unlock_irq(shost->host_lock);
821 }
822 else
823 lpfc_els_flush_rscn(vport);
824 }
825
826 lpfc_disc_start(vport);
827 }
828 out:
829 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */
830 lpfc_ct_free_iocb(phba, cmdiocb);
831 return;
832 }
833
834 static void
835 lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
836 struct lpfc_iocbq *rspiocb)
837 {
838 struct lpfc_vport *vport = cmdiocb->vport;
839 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
840 IOCB_t *irsp = &rspiocb->iocb;
841 struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *) cmdiocb->context1;
842 struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *) cmdiocb->context2;
843 struct lpfc_sli_ct_request *CTrsp;
844 int did, rc, retry;
845 uint8_t fbits;
846 struct lpfc_nodelist *ndlp;
847
848 did = ((struct lpfc_sli_ct_request *) inp->virt)->un.gff.PortId;
849 did = be32_to_cpu(did);
850
851 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
852 "GFF_ID cmpl: status:x%x/x%x did:x%x",
853 irsp->ulpStatus, irsp->un.ulpWord[4], did);
854
855 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
856 /* Good status, continue checking */
857 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
858 fbits = CTrsp->un.gff_acc.fbits[FCP_TYPE_FEATURE_OFFSET];
859
860 if (CTrsp->CommandResponse.bits.CmdRsp ==
861 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) {
862 if ((fbits & FC4_FEATURE_INIT) &&
863 !(fbits & FC4_FEATURE_TARGET)) {
864 lpfc_printf_vlog(vport, KERN_INFO,
865 LOG_DISCOVERY,
866 "0270 Skip x%x GFF "
867 "NameServer Rsp Data: (init) "
868 "x%x x%x\n", did, fbits,
869 vport->fc_rscn_id_cnt);
870 goto out;
871 }
872 }
873 }
874 else {
875 /* Check for retry */
876 if (cmdiocb->retry < LPFC_MAX_NS_RETRY) {
877 retry = 1;
878 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) {
879 switch ((irsp->un.ulpWord[4] &
880 IOERR_PARAM_MASK)) {
881
882 case IOERR_NO_RESOURCES:
883 /* We don't increment the retry
884 * count for this case.
885 */
886 break;
887 case IOERR_LINK_DOWN:
888 case IOERR_SLI_ABORTED:
889 case IOERR_SLI_DOWN:
890 retry = 0;
891 break;
892 default:
893 cmdiocb->retry++;
894 }
895 }
896 else
897 cmdiocb->retry++;
898
899 if (retry) {
900 /* CT command is being retried */
901 rc = lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID,
902 cmdiocb->retry, did);
903 if (rc == 0) {
904 /* success */
905 lpfc_ct_free_iocb(phba, cmdiocb);
906 return;
907 }
908 }
909 }
910 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
911 "0267 NameServer GFF Rsp "
912 "x%x Error (%d %d) Data: x%x x%x\n",
913 did, irsp->ulpStatus, irsp->un.ulpWord[4],
914 vport->fc_flag, vport->fc_rscn_id_cnt);
915 }
916
917 /* This is a target port, unregistered port, or the GFF_ID failed */
918 ndlp = lpfc_setup_disc_node(vport, did);
919 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) {
920 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
921 "0242 Process x%x GFF "
922 "NameServer Rsp Data: x%x x%x x%x\n",
923 did, ndlp->nlp_flag, vport->fc_flag,
924 vport->fc_rscn_id_cnt);
925 } else {
926 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
927 "0243 Skip x%x GFF "
928 "NameServer Rsp Data: x%x x%x\n", did,
929 vport->fc_flag, vport->fc_rscn_id_cnt);
930 }
931 out:
932 /* Link up / RSCN discovery */
933 if (vport->num_disc_nodes)
934 vport->num_disc_nodes--;
935 if (vport->num_disc_nodes == 0) {
936 /*
937 * The driver has cycled through all Nports in the RSCN payload.
938 * Complete the handling by cleaning up and marking the
939 * current driver state.
940 */
941 if (vport->port_state >= LPFC_DISC_AUTH) {
942 if (vport->fc_flag & FC_RSCN_MODE) {
943 lpfc_els_flush_rscn(vport);
944 spin_lock_irq(shost->host_lock);
945 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
946 spin_unlock_irq(shost->host_lock);
947 }
948 else
949 lpfc_els_flush_rscn(vport);
950 }
951 lpfc_disc_start(vport);
952 }
953 lpfc_ct_free_iocb(phba, cmdiocb);
954 return;
955 }
956
957 static void
958 lpfc_cmpl_ct_cmd_gft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
959 struct lpfc_iocbq *rspiocb)
960 {
961 struct lpfc_vport *vport = cmdiocb->vport;
962 IOCB_t *irsp = &rspiocb->iocb;
963 struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *)cmdiocb->context1;
964 struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *)cmdiocb->context2;
965 struct lpfc_sli_ct_request *CTrsp;
966 int did;
967 struct lpfc_nodelist *ndlp;
968 uint32_t fc4_data_0, fc4_data_1;
969
970 did = ((struct lpfc_sli_ct_request *)inp->virt)->un.gft.PortId;
971 did = be32_to_cpu(did);
972
973 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
974 "GFT_ID cmpl: status:x%x/x%x did:x%x",
975 irsp->ulpStatus, irsp->un.ulpWord[4], did);
976
977 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
978 /* Good status, continue checking */
979 CTrsp = (struct lpfc_sli_ct_request *)outp->virt;
980 fc4_data_0 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[0]);
981 fc4_data_1 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[1]);
982 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
983 "3062 DID x%06x GFT Wd0 x%08x Wd1 x%08x\n",
984 did, fc4_data_0, fc4_data_1);
985
986 ndlp = lpfc_findnode_did(vport, did);
987 if (ndlp) {
988 /* The bitmask value for FCP and NVME FCP types is
989 * the same because they are 32 bits distant from
990 * each other in word0 and word0.
991 */
992 if (fc4_data_0 & LPFC_FC4_TYPE_BITMASK)
993 ndlp->nlp_fc4_type |= NLP_FC4_FCP;
994 if (fc4_data_1 & LPFC_FC4_TYPE_BITMASK)
995 ndlp->nlp_fc4_type |= NLP_FC4_NVME;
996 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
997 "3064 Setting ndlp %p, DID x%06x with "
998 "FC4 x%08x, Data: x%08x x%08x\n",
999 ndlp, did, ndlp->nlp_fc4_type,
1000 FC_TYPE_FCP, FC_TYPE_NVME);
1001 ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE;
1002
1003 lpfc_nlp_set_state(vport, ndlp, NLP_STE_PRLI_ISSUE);
1004 lpfc_issue_els_prli(vport, ndlp, 0);
1005 }
1006 } else
1007 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
1008 "3065 GFT_ID failed x%08x\n", irsp->ulpStatus);
1009
1010 lpfc_ct_free_iocb(phba, cmdiocb);
1011 }
1012
1013 static void
1014 lpfc_cmpl_ct(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1015 struct lpfc_iocbq *rspiocb)
1016 {
1017 struct lpfc_vport *vport = cmdiocb->vport;
1018 struct lpfc_dmabuf *inp;
1019 struct lpfc_dmabuf *outp;
1020 IOCB_t *irsp;
1021 struct lpfc_sli_ct_request *CTrsp;
1022 struct lpfc_nodelist *ndlp;
1023 int cmdcode, rc;
1024 uint8_t retry;
1025 uint32_t latt;
1026
1027 /* First save ndlp, before we overwrite it */
1028 ndlp = cmdiocb->context_un.ndlp;
1029
1030 /* we pass cmdiocb to state machine which needs rspiocb as well */
1031 cmdiocb->context_un.rsp_iocb = rspiocb;
1032
1033 inp = (struct lpfc_dmabuf *) cmdiocb->context1;
1034 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1035 irsp = &rspiocb->iocb;
1036
1037 cmdcode = be16_to_cpu(((struct lpfc_sli_ct_request *) inp->virt)->
1038 CommandResponse.bits.CmdRsp);
1039 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1040
1041 latt = lpfc_els_chk_latt(vport);
1042
1043 /* RFT request completes status <ulpStatus> CmdRsp <CmdRsp> */
1044 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1045 "0209 CT Request completes, latt %d, "
1046 "ulpStatus x%x CmdRsp x%x, Context x%x, Tag x%x\n",
1047 latt, irsp->ulpStatus,
1048 CTrsp->CommandResponse.bits.CmdRsp,
1049 cmdiocb->iocb.ulpContext, cmdiocb->iocb.ulpIoTag);
1050
1051 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1052 "CT cmd cmpl: status:x%x/x%x cmd:x%x",
1053 irsp->ulpStatus, irsp->un.ulpWord[4], cmdcode);
1054
1055 if (irsp->ulpStatus) {
1056 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
1057 "0268 NS cmd x%x Error (x%x x%x)\n",
1058 cmdcode, irsp->ulpStatus, irsp->un.ulpWord[4]);
1059
1060 if ((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) &&
1061 (((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) ==
1062 IOERR_SLI_DOWN) ||
1063 ((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) ==
1064 IOERR_SLI_ABORTED)))
1065 goto out;
1066
1067 retry = cmdiocb->retry;
1068 if (retry >= LPFC_MAX_NS_RETRY)
1069 goto out;
1070
1071 retry++;
1072 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1073 "0250 Retrying NS cmd %x\n", cmdcode);
1074 rc = lpfc_ns_cmd(vport, cmdcode, retry, 0);
1075 if (rc == 0)
1076 goto out;
1077 }
1078
1079 out:
1080 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */
1081 lpfc_ct_free_iocb(phba, cmdiocb);
1082 return;
1083 }
1084
1085 static void
1086 lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1087 struct lpfc_iocbq *rspiocb)
1088 {
1089 IOCB_t *irsp = &rspiocb->iocb;
1090 struct lpfc_vport *vport = cmdiocb->vport;
1091
1092 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1093 struct lpfc_dmabuf *outp;
1094 struct lpfc_sli_ct_request *CTrsp;
1095
1096 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1097 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1098 if (CTrsp->CommandResponse.bits.CmdRsp ==
1099 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1100 vport->ct_flags |= FC_CT_RFT_ID;
1101 }
1102 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1103 return;
1104 }
1105
1106 static void
1107 lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1108 struct lpfc_iocbq *rspiocb)
1109 {
1110 IOCB_t *irsp = &rspiocb->iocb;
1111 struct lpfc_vport *vport = cmdiocb->vport;
1112
1113 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1114 struct lpfc_dmabuf *outp;
1115 struct lpfc_sli_ct_request *CTrsp;
1116
1117 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1118 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1119 if (CTrsp->CommandResponse.bits.CmdRsp ==
1120 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1121 vport->ct_flags |= FC_CT_RNN_ID;
1122 }
1123 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1124 return;
1125 }
1126
1127 static void
1128 lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1129 struct lpfc_iocbq *rspiocb)
1130 {
1131 IOCB_t *irsp = &rspiocb->iocb;
1132 struct lpfc_vport *vport = cmdiocb->vport;
1133
1134 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1135 struct lpfc_dmabuf *outp;
1136 struct lpfc_sli_ct_request *CTrsp;
1137
1138 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1139 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1140 if (CTrsp->CommandResponse.bits.CmdRsp ==
1141 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1142 vport->ct_flags |= FC_CT_RSPN_ID;
1143 }
1144 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1145 return;
1146 }
1147
1148 static void
1149 lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1150 struct lpfc_iocbq *rspiocb)
1151 {
1152 IOCB_t *irsp = &rspiocb->iocb;
1153 struct lpfc_vport *vport = cmdiocb->vport;
1154
1155 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1156 struct lpfc_dmabuf *outp;
1157 struct lpfc_sli_ct_request *CTrsp;
1158
1159 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1160 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1161 if (CTrsp->CommandResponse.bits.CmdRsp ==
1162 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1163 vport->ct_flags |= FC_CT_RSNN_NN;
1164 }
1165 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1166 return;
1167 }
1168
1169 static void
1170 lpfc_cmpl_ct_cmd_da_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1171 struct lpfc_iocbq *rspiocb)
1172 {
1173 struct lpfc_vport *vport = cmdiocb->vport;
1174
1175 /* even if it fails we will act as though it succeeded. */
1176 vport->ct_flags = 0;
1177 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1178 return;
1179 }
1180
1181 static void
1182 lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1183 struct lpfc_iocbq *rspiocb)
1184 {
1185 IOCB_t *irsp = &rspiocb->iocb;
1186 struct lpfc_vport *vport = cmdiocb->vport;
1187
1188 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1189 struct lpfc_dmabuf *outp;
1190 struct lpfc_sli_ct_request *CTrsp;
1191
1192 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1193 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1194 if (CTrsp->CommandResponse.bits.CmdRsp ==
1195 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1196 vport->ct_flags |= FC_CT_RFF_ID;
1197 }
1198 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1199 return;
1200 }
1201
1202 /*
1203 * Although the symbolic port name is thought to be an integer
1204 * as of January 18, 2016, leave it as a string until more of
1205 * the record state becomes defined.
1206 */
1207 int
1208 lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol,
1209 size_t size)
1210 {
1211 int n;
1212
1213 /*
1214 * Use the lpfc board number as the Symbolic Port
1215 * Name object. NPIV is not in play so this integer
1216 * value is sufficient and unique per FC-ID.
1217 */
1218 n = scnprintf(symbol, size, "%d", vport->phba->brd_no);
1219 return n;
1220 }
1221
1222
1223 int
1224 lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol,
1225 size_t size)
1226 {
1227 char fwrev[FW_REV_STR_SIZE];
1228 int n;
1229
1230 lpfc_decode_firmware_rev(vport->phba, fwrev, 0);
1231
1232 n = scnprintf(symbol, size, "Emulex %s", vport->phba->ModelName);
1233 if (size < n)
1234 return n;
1235
1236 n += scnprintf(symbol + n, size - n, " FV%s", fwrev);
1237 if (size < n)
1238 return n;
1239
1240 n += scnprintf(symbol + n, size - n, " DV%s.",
1241 lpfc_release_version);
1242 if (size < n)
1243 return n;
1244
1245 n += scnprintf(symbol + n, size - n, " HN:%s.",
1246 init_utsname()->nodename);
1247 if (size < n)
1248 return n;
1249
1250 /* Note :- OS name is "Linux" */
1251 n += scnprintf(symbol + n, size - n, " OS:%s\n",
1252 init_utsname()->sysname);
1253 return n;
1254 }
1255
1256 static uint32_t
1257 lpfc_find_map_node(struct lpfc_vport *vport)
1258 {
1259 struct lpfc_nodelist *ndlp, *next_ndlp;
1260 struct Scsi_Host *shost;
1261 uint32_t cnt = 0;
1262
1263 shost = lpfc_shost_from_vport(vport);
1264 spin_lock_irq(shost->host_lock);
1265 list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) {
1266 if (ndlp->nlp_type & NLP_FABRIC)
1267 continue;
1268 if ((ndlp->nlp_state == NLP_STE_MAPPED_NODE) ||
1269 (ndlp->nlp_state == NLP_STE_UNMAPPED_NODE))
1270 cnt++;
1271 }
1272 spin_unlock_irq(shost->host_lock);
1273 return cnt;
1274 }
1275
1276 /*
1277 * This routine will return the FC4 Type associated with the CT
1278 * GID_FT command.
1279 */
1280 int
1281 lpfc_get_gidft_type(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb)
1282 {
1283 struct lpfc_sli_ct_request *CtReq;
1284 struct lpfc_dmabuf *mp;
1285 uint32_t type;
1286
1287 mp = cmdiocb->context1;
1288 if (mp == NULL)
1289 return 0;
1290 CtReq = (struct lpfc_sli_ct_request *)mp->virt;
1291 type = (uint32_t)CtReq->un.gid.Fc4Type;
1292 if ((type != SLI_CTPT_FCP) && (type != SLI_CTPT_NVME))
1293 return 0;
1294 return type;
1295 }
1296
1297 /*
1298 * lpfc_ns_cmd
1299 * Description:
1300 * Issue Cmd to NameServer
1301 * SLI_CTNS_GID_FT
1302 * LI_CTNS_RFT_ID
1303 */
1304 int
1305 lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode,
1306 uint8_t retry, uint32_t context)
1307 {
1308 struct lpfc_nodelist * ndlp;
1309 struct lpfc_hba *phba = vport->phba;
1310 struct lpfc_dmabuf *mp, *bmp;
1311 struct lpfc_sli_ct_request *CtReq;
1312 struct ulp_bde64 *bpl;
1313 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
1314 struct lpfc_iocbq *) = NULL;
1315 uint32_t rsp_size = 1024;
1316 size_t size;
1317 int rc = 0;
1318
1319 ndlp = lpfc_findnode_did(vport, NameServer_DID);
1320 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)
1321 || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) {
1322 rc=1;
1323 goto ns_cmd_exit;
1324 }
1325
1326 /* fill in BDEs for command */
1327 /* Allocate buffer for command payload */
1328 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
1329 if (!mp) {
1330 rc=2;
1331 goto ns_cmd_exit;
1332 }
1333
1334 INIT_LIST_HEAD(&mp->list);
1335 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys));
1336 if (!mp->virt) {
1337 rc=3;
1338 goto ns_cmd_free_mp;
1339 }
1340
1341 /* Allocate buffer for Buffer ptr list */
1342 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
1343 if (!bmp) {
1344 rc=4;
1345 goto ns_cmd_free_mpvirt;
1346 }
1347
1348 INIT_LIST_HEAD(&bmp->list);
1349 bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys));
1350 if (!bmp->virt) {
1351 rc=5;
1352 goto ns_cmd_free_bmp;
1353 }
1354
1355 /* NameServer Req */
1356 lpfc_printf_vlog(vport, KERN_INFO ,LOG_DISCOVERY,
1357 "0236 NameServer Req Data: x%x x%x x%x x%x\n",
1358 cmdcode, vport->fc_flag, vport->fc_rscn_id_cnt,
1359 context);
1360
1361 bpl = (struct ulp_bde64 *) bmp->virt;
1362 memset(bpl, 0, sizeof(struct ulp_bde64));
1363 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
1364 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
1365 bpl->tus.f.bdeFlags = 0;
1366 if (cmdcode == SLI_CTNS_GID_FT)
1367 bpl->tus.f.bdeSize = GID_REQUEST_SZ;
1368 else if (cmdcode == SLI_CTNS_GFF_ID)
1369 bpl->tus.f.bdeSize = GFF_REQUEST_SZ;
1370 else if (cmdcode == SLI_CTNS_GFT_ID)
1371 bpl->tus.f.bdeSize = GFT_REQUEST_SZ;
1372 else if (cmdcode == SLI_CTNS_RFT_ID)
1373 bpl->tus.f.bdeSize = RFT_REQUEST_SZ;
1374 else if (cmdcode == SLI_CTNS_RNN_ID)
1375 bpl->tus.f.bdeSize = RNN_REQUEST_SZ;
1376 else if (cmdcode == SLI_CTNS_RSPN_ID)
1377 bpl->tus.f.bdeSize = RSPN_REQUEST_SZ;
1378 else if (cmdcode == SLI_CTNS_RSNN_NN)
1379 bpl->tus.f.bdeSize = RSNN_REQUEST_SZ;
1380 else if (cmdcode == SLI_CTNS_DA_ID)
1381 bpl->tus.f.bdeSize = DA_ID_REQUEST_SZ;
1382 else if (cmdcode == SLI_CTNS_RFF_ID)
1383 bpl->tus.f.bdeSize = RFF_REQUEST_SZ;
1384 else
1385 bpl->tus.f.bdeSize = 0;
1386 bpl->tus.w = le32_to_cpu(bpl->tus.w);
1387
1388 CtReq = (struct lpfc_sli_ct_request *) mp->virt;
1389 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request));
1390 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
1391 CtReq->RevisionId.bits.InId = 0;
1392 CtReq->FsType = SLI_CT_DIRECTORY_SERVICE;
1393 CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER;
1394 CtReq->CommandResponse.bits.Size = 0;
1395 switch (cmdcode) {
1396 case SLI_CTNS_GID_FT:
1397 CtReq->CommandResponse.bits.CmdRsp =
1398 cpu_to_be16(SLI_CTNS_GID_FT);
1399 CtReq->un.gid.Fc4Type = context;
1400
1401 if (vport->port_state < LPFC_NS_QRY)
1402 vport->port_state = LPFC_NS_QRY;
1403 lpfc_set_disctmo(vport);
1404 cmpl = lpfc_cmpl_ct_cmd_gid_ft;
1405 rsp_size = FC_MAX_NS_RSP;
1406 break;
1407
1408 case SLI_CTNS_GFF_ID:
1409 CtReq->CommandResponse.bits.CmdRsp =
1410 cpu_to_be16(SLI_CTNS_GFF_ID);
1411 CtReq->un.gff.PortId = cpu_to_be32(context);
1412 cmpl = lpfc_cmpl_ct_cmd_gff_id;
1413 break;
1414
1415 case SLI_CTNS_GFT_ID:
1416 CtReq->CommandResponse.bits.CmdRsp =
1417 cpu_to_be16(SLI_CTNS_GFT_ID);
1418 CtReq->un.gft.PortId = cpu_to_be32(context);
1419 cmpl = lpfc_cmpl_ct_cmd_gft_id;
1420 break;
1421
1422 case SLI_CTNS_RFT_ID:
1423 vport->ct_flags &= ~FC_CT_RFT_ID;
1424 CtReq->CommandResponse.bits.CmdRsp =
1425 cpu_to_be16(SLI_CTNS_RFT_ID);
1426 CtReq->un.rft.PortId = cpu_to_be32(vport->fc_myDID);
1427
1428 /* Register FC4 FCP type if enabled. */
1429 if ((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
1430 (phba->cfg_enable_fc4_type == LPFC_ENABLE_FCP))
1431 CtReq->un.rft.fcpReg = 1;
1432
1433 /* Register NVME type if enabled. Defined LE and swapped.
1434 * rsvd[0] is used as word1 because of the hard-coded
1435 * word0 usage in the ct_request data structure.
1436 */
1437 if ((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
1438 (phba->cfg_enable_fc4_type == LPFC_ENABLE_NVME))
1439 CtReq->un.rft.rsvd[0] = cpu_to_be32(0x00000100);
1440
1441 cmpl = lpfc_cmpl_ct_cmd_rft_id;
1442 break;
1443
1444 case SLI_CTNS_RNN_ID:
1445 vport->ct_flags &= ~FC_CT_RNN_ID;
1446 CtReq->CommandResponse.bits.CmdRsp =
1447 cpu_to_be16(SLI_CTNS_RNN_ID);
1448 CtReq->un.rnn.PortId = cpu_to_be32(vport->fc_myDID);
1449 memcpy(CtReq->un.rnn.wwnn, &vport->fc_nodename,
1450 sizeof(struct lpfc_name));
1451 cmpl = lpfc_cmpl_ct_cmd_rnn_id;
1452 break;
1453
1454 case SLI_CTNS_RSPN_ID:
1455 vport->ct_flags &= ~FC_CT_RSPN_ID;
1456 CtReq->CommandResponse.bits.CmdRsp =
1457 cpu_to_be16(SLI_CTNS_RSPN_ID);
1458 CtReq->un.rspn.PortId = cpu_to_be32(vport->fc_myDID);
1459 size = sizeof(CtReq->un.rspn.symbname);
1460 CtReq->un.rspn.len =
1461 lpfc_vport_symbolic_port_name(vport,
1462 CtReq->un.rspn.symbname, size);
1463 cmpl = lpfc_cmpl_ct_cmd_rspn_id;
1464 break;
1465 case SLI_CTNS_RSNN_NN:
1466 vport->ct_flags &= ~FC_CT_RSNN_NN;
1467 CtReq->CommandResponse.bits.CmdRsp =
1468 cpu_to_be16(SLI_CTNS_RSNN_NN);
1469 memcpy(CtReq->un.rsnn.wwnn, &vport->fc_nodename,
1470 sizeof(struct lpfc_name));
1471 size = sizeof(CtReq->un.rsnn.symbname);
1472 CtReq->un.rsnn.len =
1473 lpfc_vport_symbolic_node_name(vport,
1474 CtReq->un.rsnn.symbname, size);
1475 cmpl = lpfc_cmpl_ct_cmd_rsnn_nn;
1476 break;
1477 case SLI_CTNS_DA_ID:
1478 /* Implement DA_ID Nameserver request */
1479 CtReq->CommandResponse.bits.CmdRsp =
1480 cpu_to_be16(SLI_CTNS_DA_ID);
1481 CtReq->un.da_id.port_id = cpu_to_be32(vport->fc_myDID);
1482 cmpl = lpfc_cmpl_ct_cmd_da_id;
1483 break;
1484 case SLI_CTNS_RFF_ID:
1485 vport->ct_flags &= ~FC_CT_RFF_ID;
1486 CtReq->CommandResponse.bits.CmdRsp =
1487 cpu_to_be16(SLI_CTNS_RFF_ID);
1488 CtReq->un.rff.PortId = cpu_to_be32(vport->fc_myDID);
1489 CtReq->un.rff.fbits = FC4_FEATURE_INIT;
1490
1491 /* The driver always supports FC_TYPE_FCP. However, the
1492 * caller can specify NVME (type x28) as well. But only
1493 * these that FC4 type is supported.
1494 */
1495 if (((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
1496 (phba->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) &&
1497 (context == FC_TYPE_NVME)) {
1498 if ((vport == phba->pport) && phba->nvmet_support) {
1499 CtReq->un.rff.fbits = (FC4_FEATURE_TARGET |
1500 FC4_FEATURE_NVME_DISC);
1501 lpfc_nvmet_update_targetport(phba);
1502 } else {
1503 lpfc_nvme_update_localport(vport);
1504 }
1505 CtReq->un.rff.type_code = context;
1506
1507 } else if (((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
1508 (phba->cfg_enable_fc4_type == LPFC_ENABLE_FCP)) &&
1509 (context == FC_TYPE_FCP))
1510 CtReq->un.rff.type_code = context;
1511
1512 else
1513 goto ns_cmd_free_bmpvirt;
1514
1515 cmpl = lpfc_cmpl_ct_cmd_rff_id;
1516 break;
1517 }
1518 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count
1519 * to hold ndlp reference for the corresponding callback function.
1520 */
1521 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) {
1522 /* On success, The cmpl function will free the buffers */
1523 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1524 "Issue CT cmd: cmd:x%x did:x%x",
1525 cmdcode, ndlp->nlp_DID, 0);
1526 return 0;
1527 }
1528 rc=6;
1529
1530 /* Decrement ndlp reference count to release ndlp reference held
1531 * for the failed command's callback function.
1532 */
1533 lpfc_nlp_put(ndlp);
1534
1535 ns_cmd_free_bmpvirt:
1536 lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
1537 ns_cmd_free_bmp:
1538 kfree(bmp);
1539 ns_cmd_free_mpvirt:
1540 lpfc_mbuf_free(phba, mp->virt, mp->phys);
1541 ns_cmd_free_mp:
1542 kfree(mp);
1543 ns_cmd_exit:
1544 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
1545 "0266 Issue NameServer Req x%x err %d Data: x%x x%x\n",
1546 cmdcode, rc, vport->fc_flag, vport->fc_rscn_id_cnt);
1547 return 1;
1548 }
1549
1550 /**
1551 * lpfc_cmpl_ct_disc_fdmi - Handle a discovery FDMI completion
1552 * @phba: Pointer to HBA context object.
1553 * @cmdiocb: Pointer to the command IOCBQ.
1554 * @rspiocb: Pointer to the response IOCBQ.
1555 *
1556 * This function to handle the completion of a driver initiated FDMI
1557 * CT command issued during discovery.
1558 */
1559 static void
1560 lpfc_cmpl_ct_disc_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1561 struct lpfc_iocbq *rspiocb)
1562 {
1563 struct lpfc_vport *vport = cmdiocb->vport;
1564 struct lpfc_dmabuf *inp = cmdiocb->context1;
1565 struct lpfc_dmabuf *outp = cmdiocb->context2;
1566 struct lpfc_sli_ct_request *CTcmd = inp->virt;
1567 struct lpfc_sli_ct_request *CTrsp = outp->virt;
1568 uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp;
1569 uint16_t fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp;
1570 IOCB_t *irsp = &rspiocb->iocb;
1571 struct lpfc_nodelist *ndlp;
1572 uint32_t latt, cmd, err;
1573
1574 latt = lpfc_els_chk_latt(vport);
1575 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1576 "FDMI cmpl: status:x%x/x%x latt:%d",
1577 irsp->ulpStatus, irsp->un.ulpWord[4], latt);
1578
1579 if (latt || irsp->ulpStatus) {
1580
1581 /* Look for a retryable error */
1582 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) {
1583 switch ((irsp->un.ulpWord[4] & IOERR_PARAM_MASK)) {
1584 case IOERR_SLI_ABORTED:
1585 case IOERR_ABORT_IN_PROGRESS:
1586 case IOERR_SEQUENCE_TIMEOUT:
1587 case IOERR_ILLEGAL_FRAME:
1588 case IOERR_NO_RESOURCES:
1589 case IOERR_ILLEGAL_COMMAND:
1590 cmdiocb->retry++;
1591 if (cmdiocb->retry >= LPFC_FDMI_MAX_RETRY)
1592 break;
1593
1594 /* Retry the same FDMI command */
1595 err = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING,
1596 cmdiocb, 0);
1597 if (err == IOCB_ERROR)
1598 break;
1599 return;
1600 default:
1601 break;
1602 }
1603 }
1604
1605 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1606 "0229 FDMI cmd %04x failed, latt = %d "
1607 "ulpStatus: x%x, rid x%x\n",
1608 be16_to_cpu(fdmi_cmd), latt, irsp->ulpStatus,
1609 irsp->un.ulpWord[4]);
1610 }
1611 lpfc_ct_free_iocb(phba, cmdiocb);
1612
1613 ndlp = lpfc_findnode_did(vport, FDMI_DID);
1614 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
1615 return;
1616
1617 /* Check for a CT LS_RJT response */
1618 cmd = be16_to_cpu(fdmi_cmd);
1619 if (fdmi_rsp == cpu_to_be16(SLI_CT_RESPONSE_FS_RJT)) {
1620 /* FDMI rsp failed */
1621 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1622 "0220 FDMI cmd failed FS_RJT Data: x%x", cmd);
1623
1624 /* Should we fallback to FDMI-2 / FDMI-1 ? */
1625 switch (cmd) {
1626 case SLI_MGMT_RHBA:
1627 if (vport->fdmi_hba_mask == LPFC_FDMI2_HBA_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 return;
1635
1636 case SLI_MGMT_RPRT:
1637 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) {
1638 /* Fallback to FDMI-1 */
1639 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR;
1640 /* Start over */
1641 lpfc_fdmi_cmd(vport, ndlp, cmd, 0);
1642 }
1643 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) {
1644 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR;
1645 /* Retry the same command */
1646 lpfc_fdmi_cmd(vport, ndlp, cmd, 0);
1647 }
1648 return;
1649
1650 case SLI_MGMT_RPA:
1651 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) {
1652 /* Fallback to FDMI-1 */
1653 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR;
1654 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR;
1655 /* Start over */
1656 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0);
1657 }
1658 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) {
1659 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR;
1660 /* Retry the same command */
1661 lpfc_fdmi_cmd(vport, ndlp, cmd, 0);
1662 }
1663 return;
1664 }
1665 }
1666
1667 /*
1668 * On success, need to cycle thru FDMI registration for discovery
1669 * DHBA -> DPRT -> RHBA -> RPA (physical port)
1670 * DPRT -> RPRT (vports)
1671 */
1672 switch (cmd) {
1673 case SLI_MGMT_RHBA:
1674 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA, 0);
1675 break;
1676
1677 case SLI_MGMT_DHBA:
1678 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT, 0);
1679 break;
1680
1681 case SLI_MGMT_DPRT:
1682 if (vport->port_type == LPFC_PHYSICAL_PORT)
1683 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA, 0);
1684 else
1685 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 0);
1686 break;
1687 }
1688 return;
1689 }
1690
1691
1692 /**
1693 * lpfc_fdmi_num_disc_check - Check how many mapped NPorts we are connected to
1694 * @vport: pointer to a host virtual N_Port data structure.
1695 *
1696 * Called from hbeat timeout routine to check if the number of discovered
1697 * ports has changed. If so, re-register thar port Attribute.
1698 */
1699 void
1700 lpfc_fdmi_num_disc_check(struct lpfc_vport *vport)
1701 {
1702 struct lpfc_hba *phba = vport->phba;
1703 struct lpfc_nodelist *ndlp;
1704 uint16_t cnt;
1705
1706 if (!lpfc_is_link_up(phba))
1707 return;
1708
1709 /* Must be connected to a Fabric */
1710 if (!(vport->fc_flag & FC_FABRIC))
1711 return;
1712
1713 if (!(vport->fdmi_port_mask & LPFC_FDMI_PORT_ATTR_num_disc))
1714 return;
1715
1716 cnt = lpfc_find_map_node(vport);
1717 if (cnt == vport->fdmi_num_disc)
1718 return;
1719
1720 ndlp = lpfc_findnode_did(vport, FDMI_DID);
1721 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
1722 return;
1723
1724 if (vport->port_type == LPFC_PHYSICAL_PORT) {
1725 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA,
1726 LPFC_FDMI_PORT_ATTR_num_disc);
1727 } else {
1728 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT,
1729 LPFC_FDMI_PORT_ATTR_num_disc);
1730 }
1731 }
1732
1733 /* Routines for all individual HBA attributes */
1734 static int
1735 lpfc_fdmi_hba_attr_wwnn(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad)
1736 {
1737 struct lpfc_fdmi_attr_entry *ae;
1738 uint32_t size;
1739
1740 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1741 memset(ae, 0, sizeof(struct lpfc_name));
1742
1743 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.nodeName,
1744 sizeof(struct lpfc_name));
1745 size = FOURBYTES + sizeof(struct lpfc_name);
1746 ad->AttrLen = cpu_to_be16(size);
1747 ad->AttrType = cpu_to_be16(RHBA_NODENAME);
1748 return size;
1749 }
1750 static int
1751 lpfc_fdmi_hba_attr_manufacturer(struct lpfc_vport *vport,
1752 struct lpfc_fdmi_attr_def *ad)
1753 {
1754 struct lpfc_fdmi_attr_entry *ae;
1755 uint32_t len, size;
1756
1757 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1758 memset(ae, 0, 256);
1759
1760 /* This string MUST be consistent with other FC platforms
1761 * supported by Broadcom.
1762 */
1763 strncpy(ae->un.AttrString,
1764 "Emulex Corporation",
1765 sizeof(ae->un.AttrString));
1766 len = strnlen(ae->un.AttrString,
1767 sizeof(ae->un.AttrString));
1768 len += (len & 3) ? (4 - (len & 3)) : 4;
1769 size = FOURBYTES + len;
1770 ad->AttrLen = cpu_to_be16(size);
1771 ad->AttrType = cpu_to_be16(RHBA_MANUFACTURER);
1772 return size;
1773 }
1774
1775 static int
1776 lpfc_fdmi_hba_attr_sn(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad)
1777 {
1778 struct lpfc_hba *phba = vport->phba;
1779 struct lpfc_fdmi_attr_entry *ae;
1780 uint32_t len, size;
1781
1782 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1783 memset(ae, 0, 256);
1784
1785 strncpy(ae->un.AttrString, phba->SerialNumber,
1786 sizeof(ae->un.AttrString));
1787 len = strnlen(ae->un.AttrString,
1788 sizeof(ae->un.AttrString));
1789 len += (len & 3) ? (4 - (len & 3)) : 4;
1790 size = FOURBYTES + len;
1791 ad->AttrLen = cpu_to_be16(size);
1792 ad->AttrType = cpu_to_be16(RHBA_SERIAL_NUMBER);
1793 return size;
1794 }
1795
1796 static int
1797 lpfc_fdmi_hba_attr_model(struct lpfc_vport *vport,
1798 struct lpfc_fdmi_attr_def *ad)
1799 {
1800 struct lpfc_hba *phba = vport->phba;
1801 struct lpfc_fdmi_attr_entry *ae;
1802 uint32_t len, size;
1803
1804 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1805 memset(ae, 0, 256);
1806
1807 strncpy(ae->un.AttrString, phba->ModelName,
1808 sizeof(ae->un.AttrString));
1809 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
1810 len += (len & 3) ? (4 - (len & 3)) : 4;
1811 size = FOURBYTES + len;
1812 ad->AttrLen = cpu_to_be16(size);
1813 ad->AttrType = cpu_to_be16(RHBA_MODEL);
1814 return size;
1815 }
1816
1817 static int
1818 lpfc_fdmi_hba_attr_description(struct lpfc_vport *vport,
1819 struct lpfc_fdmi_attr_def *ad)
1820 {
1821 struct lpfc_hba *phba = vport->phba;
1822 struct lpfc_fdmi_attr_entry *ae;
1823 uint32_t len, size;
1824
1825 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1826 memset(ae, 0, 256);
1827
1828 strncpy(ae->un.AttrString, phba->ModelDesc,
1829 sizeof(ae->un.AttrString));
1830 len = strnlen(ae->un.AttrString,
1831 sizeof(ae->un.AttrString));
1832 len += (len & 3) ? (4 - (len & 3)) : 4;
1833 size = FOURBYTES + len;
1834 ad->AttrLen = cpu_to_be16(size);
1835 ad->AttrType = cpu_to_be16(RHBA_MODEL_DESCRIPTION);
1836 return size;
1837 }
1838
1839 static int
1840 lpfc_fdmi_hba_attr_hdw_ver(struct lpfc_vport *vport,
1841 struct lpfc_fdmi_attr_def *ad)
1842 {
1843 struct lpfc_hba *phba = vport->phba;
1844 lpfc_vpd_t *vp = &phba->vpd;
1845 struct lpfc_fdmi_attr_entry *ae;
1846 uint32_t i, j, incr, size;
1847
1848 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1849 memset(ae, 0, 256);
1850
1851 /* Convert JEDEC ID to ascii for hardware version */
1852 incr = vp->rev.biuRev;
1853 for (i = 0; i < 8; i++) {
1854 j = (incr & 0xf);
1855 if (j <= 9)
1856 ae->un.AttrString[7 - i] =
1857 (char)((uint8_t) 0x30 +
1858 (uint8_t) j);
1859 else
1860 ae->un.AttrString[7 - i] =
1861 (char)((uint8_t) 0x61 +
1862 (uint8_t) (j - 10));
1863 incr = (incr >> 4);
1864 }
1865 size = FOURBYTES + 8;
1866 ad->AttrLen = cpu_to_be16(size);
1867 ad->AttrType = cpu_to_be16(RHBA_HARDWARE_VERSION);
1868 return size;
1869 }
1870
1871 static int
1872 lpfc_fdmi_hba_attr_drvr_ver(struct lpfc_vport *vport,
1873 struct lpfc_fdmi_attr_def *ad)
1874 {
1875 struct lpfc_fdmi_attr_entry *ae;
1876 uint32_t len, size;
1877
1878 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1879 memset(ae, 0, 256);
1880
1881 strncpy(ae->un.AttrString, lpfc_release_version,
1882 sizeof(ae->un.AttrString));
1883 len = strnlen(ae->un.AttrString,
1884 sizeof(ae->un.AttrString));
1885 len += (len & 3) ? (4 - (len & 3)) : 4;
1886 size = FOURBYTES + len;
1887 ad->AttrLen = cpu_to_be16(size);
1888 ad->AttrType = cpu_to_be16(RHBA_DRIVER_VERSION);
1889 return size;
1890 }
1891
1892 static int
1893 lpfc_fdmi_hba_attr_rom_ver(struct lpfc_vport *vport,
1894 struct lpfc_fdmi_attr_def *ad)
1895 {
1896 struct lpfc_hba *phba = vport->phba;
1897 struct lpfc_fdmi_attr_entry *ae;
1898 uint32_t len, size;
1899
1900 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1901 memset(ae, 0, 256);
1902
1903 if (phba->sli_rev == LPFC_SLI_REV4)
1904 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1);
1905 else
1906 strncpy(ae->un.AttrString, phba->OptionROMVersion,
1907 sizeof(ae->un.AttrString));
1908 len = strnlen(ae->un.AttrString,
1909 sizeof(ae->un.AttrString));
1910 len += (len & 3) ? (4 - (len & 3)) : 4;
1911 size = FOURBYTES + len;
1912 ad->AttrLen = cpu_to_be16(size);
1913 ad->AttrType = cpu_to_be16(RHBA_OPTION_ROM_VERSION);
1914 return size;
1915 }
1916
1917 static int
1918 lpfc_fdmi_hba_attr_fmw_ver(struct lpfc_vport *vport,
1919 struct lpfc_fdmi_attr_def *ad)
1920 {
1921 struct lpfc_hba *phba = vport->phba;
1922 struct lpfc_fdmi_attr_entry *ae;
1923 uint32_t len, size;
1924
1925 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1926 memset(ae, 0, 256);
1927
1928 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1);
1929 len = strnlen(ae->un.AttrString,
1930 sizeof(ae->un.AttrString));
1931 len += (len & 3) ? (4 - (len & 3)) : 4;
1932 size = FOURBYTES + len;
1933 ad->AttrLen = cpu_to_be16(size);
1934 ad->AttrType = cpu_to_be16(RHBA_FIRMWARE_VERSION);
1935 return size;
1936 }
1937
1938 static int
1939 lpfc_fdmi_hba_attr_os_ver(struct lpfc_vport *vport,
1940 struct lpfc_fdmi_attr_def *ad)
1941 {
1942 struct lpfc_fdmi_attr_entry *ae;
1943 uint32_t len, size;
1944
1945 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1946 memset(ae, 0, 256);
1947
1948 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s %s %s",
1949 init_utsname()->sysname,
1950 init_utsname()->release,
1951 init_utsname()->version);
1952
1953 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
1954 len += (len & 3) ? (4 - (len & 3)) : 4;
1955 size = FOURBYTES + len;
1956 ad->AttrLen = cpu_to_be16(size);
1957 ad->AttrType = cpu_to_be16(RHBA_OS_NAME_VERSION);
1958 return size;
1959 }
1960
1961 static int
1962 lpfc_fdmi_hba_attr_ct_len(struct lpfc_vport *vport,
1963 struct lpfc_fdmi_attr_def *ad)
1964 {
1965 struct lpfc_fdmi_attr_entry *ae;
1966 uint32_t size;
1967
1968 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1969
1970 ae->un.AttrInt = cpu_to_be32(LPFC_MAX_CT_SIZE);
1971 size = FOURBYTES + sizeof(uint32_t);
1972 ad->AttrLen = cpu_to_be16(size);
1973 ad->AttrType = cpu_to_be16(RHBA_MAX_CT_PAYLOAD_LEN);
1974 return size;
1975 }
1976
1977 static int
1978 lpfc_fdmi_hba_attr_symbolic_name(struct lpfc_vport *vport,
1979 struct lpfc_fdmi_attr_def *ad)
1980 {
1981 struct lpfc_fdmi_attr_entry *ae;
1982 uint32_t len, size;
1983
1984 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1985 memset(ae, 0, 256);
1986
1987 len = lpfc_vport_symbolic_node_name(vport,
1988 ae->un.AttrString, 256);
1989 len += (len & 3) ? (4 - (len & 3)) : 4;
1990 size = FOURBYTES + len;
1991 ad->AttrLen = cpu_to_be16(size);
1992 ad->AttrType = cpu_to_be16(RHBA_SYM_NODENAME);
1993 return size;
1994 }
1995
1996 static int
1997 lpfc_fdmi_hba_attr_vendor_info(struct lpfc_vport *vport,
1998 struct lpfc_fdmi_attr_def *ad)
1999 {
2000 struct lpfc_fdmi_attr_entry *ae;
2001 uint32_t size;
2002
2003 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2004
2005 /* Nothing is defined for this currently */
2006 ae->un.AttrInt = cpu_to_be32(0);
2007 size = FOURBYTES + sizeof(uint32_t);
2008 ad->AttrLen = cpu_to_be16(size);
2009 ad->AttrType = cpu_to_be16(RHBA_VENDOR_INFO);
2010 return size;
2011 }
2012
2013 static int
2014 lpfc_fdmi_hba_attr_num_ports(struct lpfc_vport *vport,
2015 struct lpfc_fdmi_attr_def *ad)
2016 {
2017 struct lpfc_fdmi_attr_entry *ae;
2018 uint32_t size;
2019
2020 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2021
2022 /* Each driver instance corresponds to a single port */
2023 ae->un.AttrInt = cpu_to_be32(1);
2024 size = FOURBYTES + sizeof(uint32_t);
2025 ad->AttrLen = cpu_to_be16(size);
2026 ad->AttrType = cpu_to_be16(RHBA_NUM_PORTS);
2027 return size;
2028 }
2029
2030 static int
2031 lpfc_fdmi_hba_attr_fabric_wwnn(struct lpfc_vport *vport,
2032 struct lpfc_fdmi_attr_def *ad)
2033 {
2034 struct lpfc_fdmi_attr_entry *ae;
2035 uint32_t size;
2036
2037 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2038 memset(ae, 0, sizeof(struct lpfc_name));
2039
2040 memcpy(&ae->un.AttrWWN, &vport->fabric_nodename,
2041 sizeof(struct lpfc_name));
2042 size = FOURBYTES + sizeof(struct lpfc_name);
2043 ad->AttrLen = cpu_to_be16(size);
2044 ad->AttrType = cpu_to_be16(RHBA_FABRIC_WWNN);
2045 return size;
2046 }
2047
2048 static int
2049 lpfc_fdmi_hba_attr_bios_ver(struct lpfc_vport *vport,
2050 struct lpfc_fdmi_attr_def *ad)
2051 {
2052 struct lpfc_hba *phba = vport->phba;
2053 struct lpfc_fdmi_attr_entry *ae;
2054 uint32_t len, size;
2055
2056 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2057 memset(ae, 0, 256);
2058
2059 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1);
2060 len = strnlen(ae->un.AttrString,
2061 sizeof(ae->un.AttrString));
2062 len += (len & 3) ? (4 - (len & 3)) : 4;
2063 size = FOURBYTES + len;
2064 ad->AttrLen = cpu_to_be16(size);
2065 ad->AttrType = cpu_to_be16(RHBA_BIOS_VERSION);
2066 return size;
2067 }
2068
2069 static int
2070 lpfc_fdmi_hba_attr_bios_state(struct lpfc_vport *vport,
2071 struct lpfc_fdmi_attr_def *ad)
2072 {
2073 struct lpfc_fdmi_attr_entry *ae;
2074 uint32_t size;
2075
2076 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2077
2078 /* Driver doesn't have access to this information */
2079 ae->un.AttrInt = cpu_to_be32(0);
2080 size = FOURBYTES + sizeof(uint32_t);
2081 ad->AttrLen = cpu_to_be16(size);
2082 ad->AttrType = cpu_to_be16(RHBA_BIOS_STATE);
2083 return size;
2084 }
2085
2086 static int
2087 lpfc_fdmi_hba_attr_vendor_id(struct lpfc_vport *vport,
2088 struct lpfc_fdmi_attr_def *ad)
2089 {
2090 struct lpfc_fdmi_attr_entry *ae;
2091 uint32_t len, size;
2092
2093 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2094 memset(ae, 0, 256);
2095
2096 strncpy(ae->un.AttrString, "EMULEX",
2097 sizeof(ae->un.AttrString));
2098 len = strnlen(ae->un.AttrString,
2099 sizeof(ae->un.AttrString));
2100 len += (len & 3) ? (4 - (len & 3)) : 4;
2101 size = FOURBYTES + len;
2102 ad->AttrLen = cpu_to_be16(size);
2103 ad->AttrType = cpu_to_be16(RHBA_VENDOR_ID);
2104 return size;
2105 }
2106
2107 /* Routines for all individual PORT attributes */
2108 static int
2109 lpfc_fdmi_port_attr_fc4type(struct lpfc_vport *vport,
2110 struct lpfc_fdmi_attr_def *ad)
2111 {
2112 struct lpfc_fdmi_attr_entry *ae;
2113 uint32_t size;
2114
2115 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2116 memset(ae, 0, 32);
2117
2118 ae->un.AttrTypes[3] = 0x02; /* Type 0x1 - ELS */
2119 ae->un.AttrTypes[2] = 0x01; /* Type 0x8 - FCP */
2120 if (vport->nvmei_support || vport->phba->nvmet_support)
2121 ae->un.AttrTypes[6] = 0x01; /* Type 0x28 - NVME */
2122 ae->un.AttrTypes[7] = 0x01; /* Type 0x20 - CT */
2123 size = FOURBYTES + 32;
2124 ad->AttrLen = cpu_to_be16(size);
2125 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_FC4_TYPES);
2126 return size;
2127 }
2128
2129 static int
2130 lpfc_fdmi_port_attr_support_speed(struct lpfc_vport *vport,
2131 struct lpfc_fdmi_attr_def *ad)
2132 {
2133 struct lpfc_hba *phba = vport->phba;
2134 struct lpfc_fdmi_attr_entry *ae;
2135 uint32_t size;
2136
2137 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2138
2139 ae->un.AttrInt = 0;
2140 if (!(phba->hba_flag & HBA_FCOE_MODE)) {
2141 if (phba->lmt & LMT_64Gb)
2142 ae->un.AttrInt |= HBA_PORTSPEED_64GFC;
2143 if (phba->lmt & LMT_32Gb)
2144 ae->un.AttrInt |= HBA_PORTSPEED_32GFC;
2145 if (phba->lmt & LMT_16Gb)
2146 ae->un.AttrInt |= HBA_PORTSPEED_16GFC;
2147 if (phba->lmt & LMT_10Gb)
2148 ae->un.AttrInt |= HBA_PORTSPEED_10GFC;
2149 if (phba->lmt & LMT_8Gb)
2150 ae->un.AttrInt |= HBA_PORTSPEED_8GFC;
2151 if (phba->lmt & LMT_4Gb)
2152 ae->un.AttrInt |= HBA_PORTSPEED_4GFC;
2153 if (phba->lmt & LMT_2Gb)
2154 ae->un.AttrInt |= HBA_PORTSPEED_2GFC;
2155 if (phba->lmt & LMT_1Gb)
2156 ae->un.AttrInt |= HBA_PORTSPEED_1GFC;
2157 } else {
2158 /* FCoE links support only one speed */
2159 switch (phba->fc_linkspeed) {
2160 case LPFC_ASYNC_LINK_SPEED_10GBPS:
2161 ae->un.AttrInt = HBA_PORTSPEED_10GE;
2162 break;
2163 case LPFC_ASYNC_LINK_SPEED_25GBPS:
2164 ae->un.AttrInt = HBA_PORTSPEED_25GE;
2165 break;
2166 case LPFC_ASYNC_LINK_SPEED_40GBPS:
2167 ae->un.AttrInt = HBA_PORTSPEED_40GE;
2168 break;
2169 case LPFC_ASYNC_LINK_SPEED_100GBPS:
2170 ae->un.AttrInt = HBA_PORTSPEED_100GE;
2171 break;
2172 }
2173 }
2174 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt);
2175 size = FOURBYTES + sizeof(uint32_t);
2176 ad->AttrLen = cpu_to_be16(size);
2177 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_SPEED);
2178 return size;
2179 }
2180
2181 static int
2182 lpfc_fdmi_port_attr_speed(struct lpfc_vport *vport,
2183 struct lpfc_fdmi_attr_def *ad)
2184 {
2185 struct lpfc_hba *phba = vport->phba;
2186 struct lpfc_fdmi_attr_entry *ae;
2187 uint32_t size;
2188
2189 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2190
2191 if (!(phba->hba_flag & HBA_FCOE_MODE)) {
2192 switch (phba->fc_linkspeed) {
2193 case LPFC_LINK_SPEED_1GHZ:
2194 ae->un.AttrInt = HBA_PORTSPEED_1GFC;
2195 break;
2196 case LPFC_LINK_SPEED_2GHZ:
2197 ae->un.AttrInt = HBA_PORTSPEED_2GFC;
2198 break;
2199 case LPFC_LINK_SPEED_4GHZ:
2200 ae->un.AttrInt = HBA_PORTSPEED_4GFC;
2201 break;
2202 case LPFC_LINK_SPEED_8GHZ:
2203 ae->un.AttrInt = HBA_PORTSPEED_8GFC;
2204 break;
2205 case LPFC_LINK_SPEED_10GHZ:
2206 ae->un.AttrInt = HBA_PORTSPEED_10GFC;
2207 break;
2208 case LPFC_LINK_SPEED_16GHZ:
2209 ae->un.AttrInt = HBA_PORTSPEED_16GFC;
2210 break;
2211 case LPFC_LINK_SPEED_32GHZ:
2212 ae->un.AttrInt = HBA_PORTSPEED_32GFC;
2213 break;
2214 case LPFC_LINK_SPEED_64GHZ:
2215 ae->un.AttrInt = HBA_PORTSPEED_64GFC;
2216 break;
2217 default:
2218 ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN;
2219 break;
2220 }
2221 } else {
2222 switch (phba->fc_linkspeed) {
2223 case LPFC_ASYNC_LINK_SPEED_10GBPS:
2224 ae->un.AttrInt = HBA_PORTSPEED_10GE;
2225 break;
2226 case LPFC_ASYNC_LINK_SPEED_25GBPS:
2227 ae->un.AttrInt = HBA_PORTSPEED_25GE;
2228 break;
2229 case LPFC_ASYNC_LINK_SPEED_40GBPS:
2230 ae->un.AttrInt = HBA_PORTSPEED_40GE;
2231 break;
2232 case LPFC_ASYNC_LINK_SPEED_100GBPS:
2233 ae->un.AttrInt = HBA_PORTSPEED_100GE;
2234 break;
2235 default:
2236 ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN;
2237 break;
2238 }
2239 }
2240
2241 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt);
2242 size = FOURBYTES + sizeof(uint32_t);
2243 ad->AttrLen = cpu_to_be16(size);
2244 ad->AttrType = cpu_to_be16(RPRT_PORT_SPEED);
2245 return size;
2246 }
2247
2248 static int
2249 lpfc_fdmi_port_attr_max_frame(struct lpfc_vport *vport,
2250 struct lpfc_fdmi_attr_def *ad)
2251 {
2252 struct serv_parm *hsp;
2253 struct lpfc_fdmi_attr_entry *ae;
2254 uint32_t size;
2255
2256 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2257
2258 hsp = (struct serv_parm *)&vport->fc_sparam;
2259 ae->un.AttrInt = (((uint32_t) hsp->cmn.bbRcvSizeMsb) << 8) |
2260 (uint32_t) hsp->cmn.bbRcvSizeLsb;
2261 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt);
2262 size = FOURBYTES + sizeof(uint32_t);
2263 ad->AttrLen = cpu_to_be16(size);
2264 ad->AttrType = cpu_to_be16(RPRT_MAX_FRAME_SIZE);
2265 return size;
2266 }
2267
2268 static int
2269 lpfc_fdmi_port_attr_os_devname(struct lpfc_vport *vport,
2270 struct lpfc_fdmi_attr_def *ad)
2271 {
2272 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
2273 struct lpfc_fdmi_attr_entry *ae;
2274 uint32_t len, size;
2275
2276 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2277 memset(ae, 0, 256);
2278
2279 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString),
2280 "/sys/class/scsi_host/host%d", shost->host_no);
2281 len = strnlen((char *)ae->un.AttrString,
2282 sizeof(ae->un.AttrString));
2283 len += (len & 3) ? (4 - (len & 3)) : 4;
2284 size = FOURBYTES + len;
2285 ad->AttrLen = cpu_to_be16(size);
2286 ad->AttrType = cpu_to_be16(RPRT_OS_DEVICE_NAME);
2287 return size;
2288 }
2289
2290 static int
2291 lpfc_fdmi_port_attr_host_name(struct lpfc_vport *vport,
2292 struct lpfc_fdmi_attr_def *ad)
2293 {
2294 struct lpfc_fdmi_attr_entry *ae;
2295 uint32_t len, size;
2296
2297 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2298 memset(ae, 0, 256);
2299
2300 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s",
2301 init_utsname()->nodename);
2302
2303 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
2304 len += (len & 3) ? (4 - (len & 3)) : 4;
2305 size = FOURBYTES + len;
2306 ad->AttrLen = cpu_to_be16(size);
2307 ad->AttrType = cpu_to_be16(RPRT_HOST_NAME);
2308 return size;
2309 }
2310
2311 static int
2312 lpfc_fdmi_port_attr_wwnn(struct lpfc_vport *vport,
2313 struct lpfc_fdmi_attr_def *ad)
2314 {
2315 struct lpfc_fdmi_attr_entry *ae;
2316 uint32_t size;
2317
2318 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2319 memset(ae, 0, sizeof(struct lpfc_name));
2320
2321 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.nodeName,
2322 sizeof(struct lpfc_name));
2323 size = FOURBYTES + sizeof(struct lpfc_name);
2324 ad->AttrLen = cpu_to_be16(size);
2325 ad->AttrType = cpu_to_be16(RPRT_NODENAME);
2326 return size;
2327 }
2328
2329 static int
2330 lpfc_fdmi_port_attr_wwpn(struct lpfc_vport *vport,
2331 struct lpfc_fdmi_attr_def *ad)
2332 {
2333 struct lpfc_fdmi_attr_entry *ae;
2334 uint32_t size;
2335
2336 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2337 memset(ae, 0, sizeof(struct lpfc_name));
2338
2339 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.portName,
2340 sizeof(struct lpfc_name));
2341 size = FOURBYTES + sizeof(struct lpfc_name);
2342 ad->AttrLen = cpu_to_be16(size);
2343 ad->AttrType = cpu_to_be16(RPRT_PORTNAME);
2344 return size;
2345 }
2346
2347 static int
2348 lpfc_fdmi_port_attr_symbolic_name(struct lpfc_vport *vport,
2349 struct lpfc_fdmi_attr_def *ad)
2350 {
2351 struct lpfc_fdmi_attr_entry *ae;
2352 uint32_t len, size;
2353
2354 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2355 memset(ae, 0, 256);
2356
2357 len = lpfc_vport_symbolic_port_name(vport, ae->un.AttrString, 256);
2358 len += (len & 3) ? (4 - (len & 3)) : 4;
2359 size = FOURBYTES + len;
2360 ad->AttrLen = cpu_to_be16(size);
2361 ad->AttrType = cpu_to_be16(RPRT_SYM_PORTNAME);
2362 return size;
2363 }
2364
2365 static int
2366 lpfc_fdmi_port_attr_port_type(struct lpfc_vport *vport,
2367 struct lpfc_fdmi_attr_def *ad)
2368 {
2369 struct lpfc_hba *phba = vport->phba;
2370 struct lpfc_fdmi_attr_entry *ae;
2371 uint32_t size;
2372
2373 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2374 if (phba->fc_topology == LPFC_TOPOLOGY_LOOP)
2375 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTTYPE_NLPORT);
2376 else
2377 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTTYPE_NPORT);
2378 size = FOURBYTES + sizeof(uint32_t);
2379 ad->AttrLen = cpu_to_be16(size);
2380 ad->AttrType = cpu_to_be16(RPRT_PORT_TYPE);
2381 return size;
2382 }
2383
2384 static int
2385 lpfc_fdmi_port_attr_class(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 ae->un.AttrInt = cpu_to_be32(FC_COS_CLASS2 | FC_COS_CLASS3);
2393 size = FOURBYTES + sizeof(uint32_t);
2394 ad->AttrLen = cpu_to_be16(size);
2395 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_CLASS);
2396 return size;
2397 }
2398
2399 static int
2400 lpfc_fdmi_port_attr_fabric_wwpn(struct lpfc_vport *vport,
2401 struct lpfc_fdmi_attr_def *ad)
2402 {
2403 struct lpfc_fdmi_attr_entry *ae;
2404 uint32_t size;
2405
2406 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2407 memset(ae, 0, sizeof(struct lpfc_name));
2408
2409 memcpy(&ae->un.AttrWWN, &vport->fabric_portname,
2410 sizeof(struct lpfc_name));
2411 size = FOURBYTES + sizeof(struct lpfc_name);
2412 ad->AttrLen = cpu_to_be16(size);
2413 ad->AttrType = cpu_to_be16(RPRT_FABRICNAME);
2414 return size;
2415 }
2416
2417 static int
2418 lpfc_fdmi_port_attr_active_fc4type(struct lpfc_vport *vport,
2419 struct lpfc_fdmi_attr_def *ad)
2420 {
2421 struct lpfc_fdmi_attr_entry *ae;
2422 uint32_t size;
2423
2424 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2425 memset(ae, 0, 32);
2426
2427 ae->un.AttrTypes[3] = 0x02; /* Type 0x1 - ELS */
2428 ae->un.AttrTypes[2] = 0x01; /* Type 0x8 - FCP */
2429 if (vport->phba->cfg_enable_fc4_type & LPFC_ENABLE_NVME)
2430 ae->un.AttrTypes[6] = 0x1; /* Type 0x28 - NVME */
2431 ae->un.AttrTypes[7] = 0x01; /* Type 0x20 - CT */
2432 size = FOURBYTES + 32;
2433 ad->AttrLen = cpu_to_be16(size);
2434 ad->AttrType = cpu_to_be16(RPRT_ACTIVE_FC4_TYPES);
2435 return size;
2436 }
2437
2438 static int
2439 lpfc_fdmi_port_attr_port_state(struct lpfc_vport *vport,
2440 struct lpfc_fdmi_attr_def *ad)
2441 {
2442 struct lpfc_fdmi_attr_entry *ae;
2443 uint32_t size;
2444
2445 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2446 /* Link Up - operational */
2447 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTSTATE_ONLINE);
2448 size = FOURBYTES + sizeof(uint32_t);
2449 ad->AttrLen = cpu_to_be16(size);
2450 ad->AttrType = cpu_to_be16(RPRT_PORT_STATE);
2451 return size;
2452 }
2453
2454 static int
2455 lpfc_fdmi_port_attr_num_disc(struct lpfc_vport *vport,
2456 struct lpfc_fdmi_attr_def *ad)
2457 {
2458 struct lpfc_fdmi_attr_entry *ae;
2459 uint32_t size;
2460
2461 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2462 vport->fdmi_num_disc = lpfc_find_map_node(vport);
2463 ae->un.AttrInt = cpu_to_be32(vport->fdmi_num_disc);
2464 size = FOURBYTES + sizeof(uint32_t);
2465 ad->AttrLen = cpu_to_be16(size);
2466 ad->AttrType = cpu_to_be16(RPRT_DISC_PORT);
2467 return size;
2468 }
2469
2470 static int
2471 lpfc_fdmi_port_attr_nportid(struct lpfc_vport *vport,
2472 struct lpfc_fdmi_attr_def *ad)
2473 {
2474 struct lpfc_fdmi_attr_entry *ae;
2475 uint32_t size;
2476
2477 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2478 ae->un.AttrInt = cpu_to_be32(vport->fc_myDID);
2479 size = FOURBYTES + sizeof(uint32_t);
2480 ad->AttrLen = cpu_to_be16(size);
2481 ad->AttrType = cpu_to_be16(RPRT_PORT_ID);
2482 return size;
2483 }
2484
2485 static int
2486 lpfc_fdmi_smart_attr_service(struct lpfc_vport *vport,
2487 struct lpfc_fdmi_attr_def *ad)
2488 {
2489 struct lpfc_fdmi_attr_entry *ae;
2490 uint32_t len, size;
2491
2492 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2493 memset(ae, 0, 256);
2494
2495 strncpy(ae->un.AttrString, "Smart SAN Initiator",
2496 sizeof(ae->un.AttrString));
2497 len = strnlen(ae->un.AttrString,
2498 sizeof(ae->un.AttrString));
2499 len += (len & 3) ? (4 - (len & 3)) : 4;
2500 size = FOURBYTES + len;
2501 ad->AttrLen = cpu_to_be16(size);
2502 ad->AttrType = cpu_to_be16(RPRT_SMART_SERVICE);
2503 return size;
2504 }
2505
2506 static int
2507 lpfc_fdmi_smart_attr_guid(struct lpfc_vport *vport,
2508 struct lpfc_fdmi_attr_def *ad)
2509 {
2510 struct lpfc_fdmi_attr_entry *ae;
2511 uint32_t size;
2512
2513 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2514 memset(ae, 0, 256);
2515
2516 memcpy(&ae->un.AttrString, &vport->fc_sparam.nodeName,
2517 sizeof(struct lpfc_name));
2518 memcpy((((uint8_t *)&ae->un.AttrString) +
2519 sizeof(struct lpfc_name)),
2520 &vport->fc_sparam.portName, sizeof(struct lpfc_name));
2521 size = FOURBYTES + (2 * sizeof(struct lpfc_name));
2522 ad->AttrLen = cpu_to_be16(size);
2523 ad->AttrType = cpu_to_be16(RPRT_SMART_GUID);
2524 return size;
2525 }
2526
2527 static int
2528 lpfc_fdmi_smart_attr_version(struct lpfc_vport *vport,
2529 struct lpfc_fdmi_attr_def *ad)
2530 {
2531 struct lpfc_fdmi_attr_entry *ae;
2532 uint32_t len, size;
2533
2534 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2535 memset(ae, 0, 256);
2536
2537 strncpy(ae->un.AttrString, "Smart SAN Version 2.0",
2538 sizeof(ae->un.AttrString));
2539 len = strnlen(ae->un.AttrString,
2540 sizeof(ae->un.AttrString));
2541 len += (len & 3) ? (4 - (len & 3)) : 4;
2542 size = FOURBYTES + len;
2543 ad->AttrLen = cpu_to_be16(size);
2544 ad->AttrType = cpu_to_be16(RPRT_SMART_VERSION);
2545 return size;
2546 }
2547
2548 static int
2549 lpfc_fdmi_smart_attr_model(struct lpfc_vport *vport,
2550 struct lpfc_fdmi_attr_def *ad)
2551 {
2552 struct lpfc_hba *phba = vport->phba;
2553 struct lpfc_fdmi_attr_entry *ae;
2554 uint32_t len, size;
2555
2556 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2557 memset(ae, 0, 256);
2558
2559 strncpy(ae->un.AttrString, phba->ModelName,
2560 sizeof(ae->un.AttrString));
2561 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
2562 len += (len & 3) ? (4 - (len & 3)) : 4;
2563 size = FOURBYTES + len;
2564 ad->AttrLen = cpu_to_be16(size);
2565 ad->AttrType = cpu_to_be16(RPRT_SMART_MODEL);
2566 return size;
2567 }
2568
2569 static int
2570 lpfc_fdmi_smart_attr_port_info(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
2578 /* SRIOV (type 3) is not supported */
2579 if (vport->vpi)
2580 ae->un.AttrInt = cpu_to_be32(2); /* NPIV */
2581 else
2582 ae->un.AttrInt = cpu_to_be32(1); /* Physical */
2583 size = FOURBYTES + sizeof(uint32_t);
2584 ad->AttrLen = cpu_to_be16(size);
2585 ad->AttrType = cpu_to_be16(RPRT_SMART_PORT_INFO);
2586 return size;
2587 }
2588
2589 static int
2590 lpfc_fdmi_smart_attr_qos(struct lpfc_vport *vport,
2591 struct lpfc_fdmi_attr_def *ad)
2592 {
2593 struct lpfc_fdmi_attr_entry *ae;
2594 uint32_t size;
2595
2596 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2597 ae->un.AttrInt = cpu_to_be32(0);
2598 size = FOURBYTES + sizeof(uint32_t);
2599 ad->AttrLen = cpu_to_be16(size);
2600 ad->AttrType = cpu_to_be16(RPRT_SMART_QOS);
2601 return size;
2602 }
2603
2604 static int
2605 lpfc_fdmi_smart_attr_security(struct lpfc_vport *vport,
2606 struct lpfc_fdmi_attr_def *ad)
2607 {
2608 struct lpfc_fdmi_attr_entry *ae;
2609 uint32_t size;
2610
2611 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2612 ae->un.AttrInt = cpu_to_be32(1);
2613 size = FOURBYTES + sizeof(uint32_t);
2614 ad->AttrLen = cpu_to_be16(size);
2615 ad->AttrType = cpu_to_be16(RPRT_SMART_SECURITY);
2616 return size;
2617 }
2618
2619 /* RHBA attribute jump table */
2620 int (*lpfc_fdmi_hba_action[])
2621 (struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = {
2622 /* Action routine Mask bit Attribute type */
2623 lpfc_fdmi_hba_attr_wwnn, /* bit0 RHBA_NODENAME */
2624 lpfc_fdmi_hba_attr_manufacturer, /* bit1 RHBA_MANUFACTURER */
2625 lpfc_fdmi_hba_attr_sn, /* bit2 RHBA_SERIAL_NUMBER */
2626 lpfc_fdmi_hba_attr_model, /* bit3 RHBA_MODEL */
2627 lpfc_fdmi_hba_attr_description, /* bit4 RHBA_MODEL_DESCRIPTION */
2628 lpfc_fdmi_hba_attr_hdw_ver, /* bit5 RHBA_HARDWARE_VERSION */
2629 lpfc_fdmi_hba_attr_drvr_ver, /* bit6 RHBA_DRIVER_VERSION */
2630 lpfc_fdmi_hba_attr_rom_ver, /* bit7 RHBA_OPTION_ROM_VERSION */
2631 lpfc_fdmi_hba_attr_fmw_ver, /* bit8 RHBA_FIRMWARE_VERSION */
2632 lpfc_fdmi_hba_attr_os_ver, /* bit9 RHBA_OS_NAME_VERSION */
2633 lpfc_fdmi_hba_attr_ct_len, /* bit10 RHBA_MAX_CT_PAYLOAD_LEN */
2634 lpfc_fdmi_hba_attr_symbolic_name, /* bit11 RHBA_SYM_NODENAME */
2635 lpfc_fdmi_hba_attr_vendor_info, /* bit12 RHBA_VENDOR_INFO */
2636 lpfc_fdmi_hba_attr_num_ports, /* bit13 RHBA_NUM_PORTS */
2637 lpfc_fdmi_hba_attr_fabric_wwnn, /* bit14 RHBA_FABRIC_WWNN */
2638 lpfc_fdmi_hba_attr_bios_ver, /* bit15 RHBA_BIOS_VERSION */
2639 lpfc_fdmi_hba_attr_bios_state, /* bit16 RHBA_BIOS_STATE */
2640 lpfc_fdmi_hba_attr_vendor_id, /* bit17 RHBA_VENDOR_ID */
2641 };
2642
2643 /* RPA / RPRT attribute jump table */
2644 int (*lpfc_fdmi_port_action[])
2645 (struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = {
2646 /* Action routine Mask bit Attribute type */
2647 lpfc_fdmi_port_attr_fc4type, /* bit0 RPRT_SUPPORT_FC4_TYPES */
2648 lpfc_fdmi_port_attr_support_speed, /* bit1 RPRT_SUPPORTED_SPEED */
2649 lpfc_fdmi_port_attr_speed, /* bit2 RPRT_PORT_SPEED */
2650 lpfc_fdmi_port_attr_max_frame, /* bit3 RPRT_MAX_FRAME_SIZE */
2651 lpfc_fdmi_port_attr_os_devname, /* bit4 RPRT_OS_DEVICE_NAME */
2652 lpfc_fdmi_port_attr_host_name, /* bit5 RPRT_HOST_NAME */
2653 lpfc_fdmi_port_attr_wwnn, /* bit6 RPRT_NODENAME */
2654 lpfc_fdmi_port_attr_wwpn, /* bit7 RPRT_PORTNAME */
2655 lpfc_fdmi_port_attr_symbolic_name, /* bit8 RPRT_SYM_PORTNAME */
2656 lpfc_fdmi_port_attr_port_type, /* bit9 RPRT_PORT_TYPE */
2657 lpfc_fdmi_port_attr_class, /* bit10 RPRT_SUPPORTED_CLASS */
2658 lpfc_fdmi_port_attr_fabric_wwpn, /* bit11 RPRT_FABRICNAME */
2659 lpfc_fdmi_port_attr_active_fc4type, /* bit12 RPRT_ACTIVE_FC4_TYPES */
2660 lpfc_fdmi_port_attr_port_state, /* bit13 RPRT_PORT_STATE */
2661 lpfc_fdmi_port_attr_num_disc, /* bit14 RPRT_DISC_PORT */
2662 lpfc_fdmi_port_attr_nportid, /* bit15 RPRT_PORT_ID */
2663 lpfc_fdmi_smart_attr_service, /* bit16 RPRT_SMART_SERVICE */
2664 lpfc_fdmi_smart_attr_guid, /* bit17 RPRT_SMART_GUID */
2665 lpfc_fdmi_smart_attr_version, /* bit18 RPRT_SMART_VERSION */
2666 lpfc_fdmi_smart_attr_model, /* bit19 RPRT_SMART_MODEL */
2667 lpfc_fdmi_smart_attr_port_info, /* bit20 RPRT_SMART_PORT_INFO */
2668 lpfc_fdmi_smart_attr_qos, /* bit21 RPRT_SMART_QOS */
2669 lpfc_fdmi_smart_attr_security, /* bit22 RPRT_SMART_SECURITY */
2670 };
2671
2672 /**
2673 * lpfc_fdmi_cmd - Build and send a FDMI cmd to the specified NPort
2674 * @vport: pointer to a host virtual N_Port data structure.
2675 * @ndlp: ndlp to send FDMI cmd to (if NULL use FDMI_DID)
2676 * cmdcode: FDMI command to send
2677 * mask: Mask of HBA or PORT Attributes to send
2678 *
2679 * Builds and sends a FDMI command using the CT subsystem.
2680 */
2681 int
2682 lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
2683 int cmdcode, uint32_t new_mask)
2684 {
2685 struct lpfc_hba *phba = vport->phba;
2686 struct lpfc_dmabuf *mp, *bmp;
2687 struct lpfc_sli_ct_request *CtReq;
2688 struct ulp_bde64 *bpl;
2689 uint32_t bit_pos;
2690 uint32_t size;
2691 uint32_t rsp_size;
2692 uint32_t mask;
2693 struct lpfc_fdmi_reg_hba *rh;
2694 struct lpfc_fdmi_port_entry *pe;
2695 struct lpfc_fdmi_reg_portattr *pab = NULL;
2696 struct lpfc_fdmi_attr_block *ab = NULL;
2697 int (*func)(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad);
2698 void (*cmpl)(struct lpfc_hba *, struct lpfc_iocbq *,
2699 struct lpfc_iocbq *);
2700
2701 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
2702 return 0;
2703
2704 cmpl = lpfc_cmpl_ct_disc_fdmi; /* called from discovery */
2705
2706 /* fill in BDEs for command */
2707 /* Allocate buffer for command payload */
2708 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
2709 if (!mp)
2710 goto fdmi_cmd_exit;
2711
2712 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys));
2713 if (!mp->virt)
2714 goto fdmi_cmd_free_mp;
2715
2716 /* Allocate buffer for Buffer ptr list */
2717 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
2718 if (!bmp)
2719 goto fdmi_cmd_free_mpvirt;
2720
2721 bmp->virt = lpfc_mbuf_alloc(phba, 0, &(bmp->phys));
2722 if (!bmp->virt)
2723 goto fdmi_cmd_free_bmp;
2724
2725 INIT_LIST_HEAD(&mp->list);
2726 INIT_LIST_HEAD(&bmp->list);
2727
2728 /* FDMI request */
2729 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
2730 "0218 FDMI Request Data: x%x x%x x%x\n",
2731 vport->fc_flag, vport->port_state, cmdcode);
2732 CtReq = (struct lpfc_sli_ct_request *)mp->virt;
2733
2734 /* First populate the CT_IU preamble */
2735 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request));
2736 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
2737 CtReq->RevisionId.bits.InId = 0;
2738
2739 CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE;
2740 CtReq->FsSubType = SLI_CT_FDMI_Subtypes;
2741
2742 CtReq->CommandResponse.bits.CmdRsp = cpu_to_be16(cmdcode);
2743 rsp_size = LPFC_BPL_SIZE;
2744 size = 0;
2745
2746 /* Next fill in the specific FDMI cmd information */
2747 switch (cmdcode) {
2748 case SLI_MGMT_RHAT:
2749 case SLI_MGMT_RHBA:
2750 rh = (struct lpfc_fdmi_reg_hba *)&CtReq->un.PortID;
2751 /* HBA Identifier */
2752 memcpy(&rh->hi.PortName, &phba->pport->fc_sparam.portName,
2753 sizeof(struct lpfc_name));
2754
2755 if (cmdcode == SLI_MGMT_RHBA) {
2756 /* Registered Port List */
2757 /* One entry (port) per adapter */
2758 rh->rpl.EntryCnt = cpu_to_be32(1);
2759 memcpy(&rh->rpl.pe, &phba->pport->fc_sparam.portName,
2760 sizeof(struct lpfc_name));
2761
2762 /* point to the HBA attribute block */
2763 size = 2 * sizeof(struct lpfc_name) +
2764 FOURBYTES;
2765 } else {
2766 size = sizeof(struct lpfc_name);
2767 }
2768 ab = (struct lpfc_fdmi_attr_block *)((uint8_t *)rh + size);
2769 ab->EntryCnt = 0;
2770 size += FOURBYTES;
2771 bit_pos = 0;
2772 if (new_mask)
2773 mask = new_mask;
2774 else
2775 mask = vport->fdmi_hba_mask;
2776
2777 /* Mask will dictate what attributes to build in the request */
2778 while (mask) {
2779 if (mask & 0x1) {
2780 func = lpfc_fdmi_hba_action[bit_pos];
2781 size += func(vport,
2782 (struct lpfc_fdmi_attr_def *)
2783 ((uint8_t *)rh + size));
2784 ab->EntryCnt++;
2785 if ((size + 256) >
2786 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
2787 goto hba_out;
2788 }
2789 mask = mask >> 1;
2790 bit_pos++;
2791 }
2792 hba_out:
2793 ab->EntryCnt = cpu_to_be32(ab->EntryCnt);
2794 /* Total size */
2795 size = GID_REQUEST_SZ - 4 + size;
2796 break;
2797
2798 case SLI_MGMT_RPRT:
2799 case SLI_MGMT_RPA:
2800 pab = (struct lpfc_fdmi_reg_portattr *)&CtReq->un.PortID;
2801 if (cmdcode == SLI_MGMT_RPRT) {
2802 rh = (struct lpfc_fdmi_reg_hba *)pab;
2803 /* HBA Identifier */
2804 memcpy(&rh->hi.PortName,
2805 &phba->pport->fc_sparam.portName,
2806 sizeof(struct lpfc_name));
2807 pab = (struct lpfc_fdmi_reg_portattr *)
2808 ((uint8_t *)pab + sizeof(struct lpfc_name));
2809 }
2810
2811 memcpy((uint8_t *)&pab->PortName,
2812 (uint8_t *)&vport->fc_sparam.portName,
2813 sizeof(struct lpfc_name));
2814 size += sizeof(struct lpfc_name) + FOURBYTES;
2815 pab->ab.EntryCnt = 0;
2816 bit_pos = 0;
2817 if (new_mask)
2818 mask = new_mask;
2819 else
2820 mask = vport->fdmi_port_mask;
2821
2822 /* Mask will dictate what attributes to build in the request */
2823 while (mask) {
2824 if (mask & 0x1) {
2825 func = lpfc_fdmi_port_action[bit_pos];
2826 size += func(vport,
2827 (struct lpfc_fdmi_attr_def *)
2828 ((uint8_t *)pab + size));
2829 pab->ab.EntryCnt++;
2830 if ((size + 256) >
2831 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
2832 goto port_out;
2833 }
2834 mask = mask >> 1;
2835 bit_pos++;
2836 }
2837 port_out:
2838 pab->ab.EntryCnt = cpu_to_be32(pab->ab.EntryCnt);
2839 /* Total size */
2840 if (cmdcode == SLI_MGMT_RPRT)
2841 size += sizeof(struct lpfc_name);
2842 size = GID_REQUEST_SZ - 4 + size;
2843 break;
2844
2845 case SLI_MGMT_GHAT:
2846 case SLI_MGMT_GRPL:
2847 rsp_size = FC_MAX_NS_RSP;
2848 case SLI_MGMT_DHBA:
2849 case SLI_MGMT_DHAT:
2850 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID;
2851 memcpy((uint8_t *)&pe->PortName,
2852 (uint8_t *)&vport->fc_sparam.portName,
2853 sizeof(struct lpfc_name));
2854 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name);
2855 break;
2856
2857 case SLI_MGMT_GPAT:
2858 case SLI_MGMT_GPAS:
2859 rsp_size = FC_MAX_NS_RSP;
2860 case SLI_MGMT_DPRT:
2861 case SLI_MGMT_DPA:
2862 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID;
2863 memcpy((uint8_t *)&pe->PortName,
2864 (uint8_t *)&vport->fc_sparam.portName,
2865 sizeof(struct lpfc_name));
2866 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name);
2867 break;
2868 case SLI_MGMT_GRHL:
2869 size = GID_REQUEST_SZ - 4;
2870 break;
2871 default:
2872 lpfc_printf_vlog(vport, KERN_WARNING, LOG_DISCOVERY,
2873 "0298 FDMI cmdcode x%x not supported\n",
2874 cmdcode);
2875 goto fdmi_cmd_free_bmpvirt;
2876 }
2877 CtReq->CommandResponse.bits.Size = cpu_to_be16(rsp_size);
2878
2879 bpl = (struct ulp_bde64 *)bmp->virt;
2880 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys));
2881 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys));
2882 bpl->tus.f.bdeFlags = 0;
2883 bpl->tus.f.bdeSize = size;
2884
2885 /*
2886 * The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count
2887 * to hold ndlp reference for the corresponding callback function.
2888 */
2889 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, 0))
2890 return 0;
2891
2892 /*
2893 * Decrement ndlp reference count to release ndlp reference held
2894 * for the failed command's callback function.
2895 */
2896 lpfc_nlp_put(ndlp);
2897
2898 fdmi_cmd_free_bmpvirt:
2899 lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
2900 fdmi_cmd_free_bmp:
2901 kfree(bmp);
2902 fdmi_cmd_free_mpvirt:
2903 lpfc_mbuf_free(phba, mp->virt, mp->phys);
2904 fdmi_cmd_free_mp:
2905 kfree(mp);
2906 fdmi_cmd_exit:
2907 /* Issue FDMI request failed */
2908 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
2909 "0244 Issue FDMI request failed Data: x%x\n",
2910 cmdcode);
2911 return 1;
2912 }
2913
2914 /**
2915 * lpfc_delayed_disc_tmo - Timeout handler for delayed discovery timer.
2916 * @ptr - Context object of the timer.
2917 *
2918 * This function set the WORKER_DELAYED_DISC_TMO flag and wake up
2919 * the worker thread.
2920 **/
2921 void
2922 lpfc_delayed_disc_tmo(struct timer_list *t)
2923 {
2924 struct lpfc_vport *vport = from_timer(vport, t, delayed_disc_tmo);
2925 struct lpfc_hba *phba = vport->phba;
2926 uint32_t tmo_posted;
2927 unsigned long iflag;
2928
2929 spin_lock_irqsave(&vport->work_port_lock, iflag);
2930 tmo_posted = vport->work_port_events & WORKER_DELAYED_DISC_TMO;
2931 if (!tmo_posted)
2932 vport->work_port_events |= WORKER_DELAYED_DISC_TMO;
2933 spin_unlock_irqrestore(&vport->work_port_lock, iflag);
2934
2935 if (!tmo_posted)
2936 lpfc_worker_wake_up(phba);
2937 return;
2938 }
2939
2940 /**
2941 * lpfc_delayed_disc_timeout_handler - Function called by worker thread to
2942 * handle delayed discovery.
2943 * @vport: pointer to a host virtual N_Port data structure.
2944 *
2945 * This function start nport discovery of the vport.
2946 **/
2947 void
2948 lpfc_delayed_disc_timeout_handler(struct lpfc_vport *vport)
2949 {
2950 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
2951
2952 spin_lock_irq(shost->host_lock);
2953 if (!(vport->fc_flag & FC_DISC_DELAYED)) {
2954 spin_unlock_irq(shost->host_lock);
2955 return;
2956 }
2957 vport->fc_flag &= ~FC_DISC_DELAYED;
2958 spin_unlock_irq(shost->host_lock);
2959
2960 lpfc_do_scr_ns_plogi(vport->phba, vport);
2961 }
2962
2963 void
2964 lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag)
2965 {
2966 struct lpfc_sli *psli = &phba->sli;
2967 lpfc_vpd_t *vp = &phba->vpd;
2968 uint32_t b1, b2, b3, b4, i, rev;
2969 char c;
2970 uint32_t *ptr, str[4];
2971 uint8_t *fwname;
2972
2973 if (phba->sli_rev == LPFC_SLI_REV4)
2974 snprintf(fwrevision, FW_REV_STR_SIZE, "%s", vp->rev.opFwName);
2975 else if (vp->rev.rBit) {
2976 if (psli->sli_flag & LPFC_SLI_ACTIVE)
2977 rev = vp->rev.sli2FwRev;
2978 else
2979 rev = vp->rev.sli1FwRev;
2980
2981 b1 = (rev & 0x0000f000) >> 12;
2982 b2 = (rev & 0x00000f00) >> 8;
2983 b3 = (rev & 0x000000c0) >> 6;
2984 b4 = (rev & 0x00000030) >> 4;
2985
2986 switch (b4) {
2987 case 0:
2988 c = 'N';
2989 break;
2990 case 1:
2991 c = 'A';
2992 break;
2993 case 2:
2994 c = 'B';
2995 break;
2996 case 3:
2997 c = 'X';
2998 break;
2999 default:
3000 c = 0;
3001 break;
3002 }
3003 b4 = (rev & 0x0000000f);
3004
3005 if (psli->sli_flag & LPFC_SLI_ACTIVE)
3006 fwname = vp->rev.sli2FwName;
3007 else
3008 fwname = vp->rev.sli1FwName;
3009
3010 for (i = 0; i < 16; i++)
3011 if (fwname[i] == 0x20)
3012 fwname[i] = 0;
3013
3014 ptr = (uint32_t*)fwname;
3015
3016 for (i = 0; i < 3; i++)
3017 str[i] = be32_to_cpu(*ptr++);
3018
3019 if (c == 0) {
3020 if (flag)
3021 sprintf(fwrevision, "%d.%d%d (%s)",
3022 b1, b2, b3, (char *)str);
3023 else
3024 sprintf(fwrevision, "%d.%d%d", b1,
3025 b2, b3);
3026 } else {
3027 if (flag)
3028 sprintf(fwrevision, "%d.%d%d%c%d (%s)",
3029 b1, b2, b3, c,
3030 b4, (char *)str);
3031 else
3032 sprintf(fwrevision, "%d.%d%d%c%d",
3033 b1, b2, b3, c, b4);
3034 }
3035 } else {
3036 rev = vp->rev.smFwRev;
3037
3038 b1 = (rev & 0xff000000) >> 24;
3039 b2 = (rev & 0x00f00000) >> 20;
3040 b3 = (rev & 0x000f0000) >> 16;
3041 c = (rev & 0x0000ff00) >> 8;
3042 b4 = (rev & 0x000000ff);
3043
3044 sprintf(fwrevision, "%d.%d%d%c%d", b1, b2, b3, c, b4);
3045 }
3046 return;
3047 }
Linux with added FPC-III support