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treewide: remove redundant IS_ERR() before error code check
[linux/fpc-iii.git] / drivers / scsi / lpfc / lpfc_ct.c
blob58b35a1442c1610f74187ed44e3a575a63e65766
1 /*******************************************************************
2 * This file is part of the Emulex Linux Device Driver for *
3 * Fibre Channel Host Bus Adapters. *
4 * Copyright (C) 2017-2019 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->port_list_lock, 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->port_list_lock, flags);
452 return vport_curr;
453 }
454 }
455 spin_unlock_irqrestore(&phba->port_list_lock, 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 (fc4_type == FC_TYPE_FCP) ||
466 !(vport->ct_flags & FC_CT_RFF_ID) || !vport->cfg_restrict_login) {
467
468 ndlp = lpfc_setup_disc_node(vport, Did);
469
470 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) {
471 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
472 "Parse GID_FTrsp: did:x%x flg:x%x x%x",
473 Did, ndlp->nlp_flag, vport->fc_flag);
474
475 /* By default, the driver expects to support FCP FC4 */
476 if (fc4_type == FC_TYPE_FCP)
477 ndlp->nlp_fc4_type |= NLP_FC4_FCP;
478
479 if (fc4_type == FC_TYPE_NVME)
480 ndlp->nlp_fc4_type |= NLP_FC4_NVME;
481
482 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
483 "0238 Process x%06x NameServer Rsp "
484 "Data: x%x x%x x%x x%x x%x\n", Did,
485 ndlp->nlp_flag, ndlp->nlp_fc4_type,
486 ndlp->nlp_state, vport->fc_flag,
487 vport->fc_rscn_id_cnt);
488
489 /* if ndlp needs to be discovered and prior
490 * state of ndlp hit devloss, change state to
491 * allow rediscovery.
492 */
493 if (ndlp->nlp_flag & NLP_NPR_2B_DISC &&
494 ndlp->nlp_state == NLP_STE_UNUSED_NODE) {
495 lpfc_nlp_set_state(vport, ndlp,
496 NLP_STE_NPR_NODE);
497 }
498 } else {
499 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
500 "Skip1 GID_FTrsp: did:x%x flg:x%x cnt:%d",
501 Did, vport->fc_flag, vport->fc_rscn_id_cnt);
502
503 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
504 "0239 Skip x%06x NameServer Rsp "
505 "Data: x%x x%x %p\n",
506 Did, vport->fc_flag,
507 vport->fc_rscn_id_cnt, ndlp);
508 }
509 } else {
510 if (!(vport->fc_flag & FC_RSCN_MODE) ||
511 lpfc_rscn_payload_check(vport, Did)) {
512 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
513 "Query GID_FTrsp: did:x%x flg:x%x cnt:%d",
514 Did, vport->fc_flag, vport->fc_rscn_id_cnt);
515
516 /*
517 * This NPortID was previously a FCP/NVMe target,
518 * Don't even bother to send GFF_ID.
519 */
520 ndlp = lpfc_findnode_did(vport, Did);
521 if (ndlp && NLP_CHK_NODE_ACT(ndlp) &&
522 (ndlp->nlp_type &
523 (NLP_FCP_TARGET | NLP_NVME_TARGET))) {
524 if (fc4_type == FC_TYPE_FCP)
525 ndlp->nlp_fc4_type |= NLP_FC4_FCP;
526 if (fc4_type == FC_TYPE_NVME)
527 ndlp->nlp_fc4_type |= NLP_FC4_NVME;
528 lpfc_setup_disc_node(vport, Did);
529 } else if (lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID,
530 0, Did) == 0)
531 vport->num_disc_nodes++;
532 else
533 lpfc_setup_disc_node(vport, Did);
534 } else {
535 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
536 "Skip2 GID_FTrsp: did:x%x flg:x%x cnt:%d",
537 Did, vport->fc_flag, vport->fc_rscn_id_cnt);
538
539 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
540 "0245 Skip x%06x NameServer Rsp "
541 "Data: x%x x%x\n", Did,
542 vport->fc_flag,
543 vport->fc_rscn_id_cnt);
544 }
545 }
546 }
547
548 static void
549 lpfc_ns_rsp_audit_did(struct lpfc_vport *vport, uint32_t Did, uint8_t fc4_type)
550 {
551 struct lpfc_hba *phba = vport->phba;
552 struct lpfc_nodelist *ndlp = NULL;
553 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
554 char *str;
555
556 if (phba->cfg_ns_query == LPFC_NS_QUERY_GID_FT)
557 str = "GID_FT";
558 else
559 str = "GID_PT";
560 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
561 "6430 Process %s rsp for %08x type %x %s %s\n",
562 str, Did, fc4_type,
563 (fc4_type == FC_TYPE_FCP) ? "FCP" : " ",
564 (fc4_type == FC_TYPE_NVME) ? "NVME" : " ");
565 /*
566 * To conserve rpi's, filter out addresses for other
567 * vports on the same physical HBAs.
568 */
569 if (Did != vport->fc_myDID &&
570 (!lpfc_find_vport_by_did(phba, Did) ||
571 vport->cfg_peer_port_login)) {
572 if (!phba->nvmet_support) {
573 /* FCPI/NVMEI path. Process Did */
574 lpfc_prep_node_fc4type(vport, Did, fc4_type);
575 return;
576 }
577 /* NVMET path. NVMET only cares about NVMEI nodes. */
578 list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) {
579 if (ndlp->nlp_type != NLP_NVME_INITIATOR ||
580 ndlp->nlp_state != NLP_STE_UNMAPPED_NODE)
581 continue;
582 spin_lock_irq(shost->host_lock);
583 if (ndlp->nlp_DID == Did)
584 ndlp->nlp_flag &= ~NLP_NVMET_RECOV;
585 else
586 ndlp->nlp_flag |= NLP_NVMET_RECOV;
587 spin_unlock_irq(shost->host_lock);
588 }
589 }
590 }
591
592 static int
593 lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint8_t fc4_type,
594 uint32_t Size)
595 {
596 struct lpfc_sli_ct_request *Response =
597 (struct lpfc_sli_ct_request *) mp->virt;
598 struct lpfc_dmabuf *mlast, *next_mp;
599 uint32_t *ctptr = (uint32_t *) & Response->un.gid.PortType;
600 uint32_t Did, CTentry;
601 int Cnt;
602 struct list_head head;
603 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
604 struct lpfc_nodelist *ndlp = NULL;
605
606 lpfc_set_disctmo(vport);
607 vport->num_disc_nodes = 0;
608 vport->fc_ns_retry = 0;
609
610
611 list_add_tail(&head, &mp->list);
612 list_for_each_entry_safe(mp, next_mp, &head, list) {
613 mlast = mp;
614
615 Cnt = Size > FCELSSIZE ? FCELSSIZE : Size;
616
617 Size -= Cnt;
618
619 if (!ctptr) {
620 ctptr = (uint32_t *) mlast->virt;
621 } else
622 Cnt -= 16; /* subtract length of CT header */
623
624 /* Loop through entire NameServer list of DIDs */
625 while (Cnt >= sizeof(uint32_t)) {
626 /* Get next DID from NameServer List */
627 CTentry = *ctptr++;
628 Did = ((be32_to_cpu(CTentry)) & Mask_DID);
629 lpfc_ns_rsp_audit_did(vport, Did, fc4_type);
630 if (CTentry & (cpu_to_be32(SLI_CT_LAST_ENTRY)))
631 goto nsout1;
632
633 Cnt -= sizeof(uint32_t);
634 }
635 ctptr = NULL;
636
637 }
638
639 /* All GID_FT entries processed. If the driver is running in
640 * in target mode, put impacted nodes into recovery and drop
641 * the RPI to flush outstanding IO.
642 */
643 if (vport->phba->nvmet_support) {
644 list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) {
645 if (!(ndlp->nlp_flag & NLP_NVMET_RECOV))
646 continue;
647 lpfc_disc_state_machine(vport, ndlp, NULL,
648 NLP_EVT_DEVICE_RECOVERY);
649 spin_lock_irq(shost->host_lock);
650 ndlp->nlp_flag &= ~NLP_NVMET_RECOV;
651 spin_unlock_irq(shost->host_lock);
652 }
653 }
654
655 nsout1:
656 list_del(&head);
657 return 0;
658 }
659
660 static void
661 lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
662 struct lpfc_iocbq *rspiocb)
663 {
664 struct lpfc_vport *vport = cmdiocb->vport;
665 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
666 IOCB_t *irsp;
667 struct lpfc_dmabuf *outp;
668 struct lpfc_dmabuf *inp;
669 struct lpfc_sli_ct_request *CTrsp;
670 struct lpfc_sli_ct_request *CTreq;
671 struct lpfc_nodelist *ndlp;
672 int rc, type;
673
674 /* First save ndlp, before we overwrite it */
675 ndlp = cmdiocb->context_un.ndlp;
676
677 /* we pass cmdiocb to state machine which needs rspiocb as well */
678 cmdiocb->context_un.rsp_iocb = rspiocb;
679 inp = (struct lpfc_dmabuf *) cmdiocb->context1;
680 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
681 irsp = &rspiocb->iocb;
682
683 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
684 "GID_FT cmpl: status:x%x/x%x rtry:%d",
685 irsp->ulpStatus, irsp->un.ulpWord[4], vport->fc_ns_retry);
686
687 /* Don't bother processing response if vport is being torn down. */
688 if (vport->load_flag & FC_UNLOADING) {
689 if (vport->fc_flag & FC_RSCN_MODE)
690 lpfc_els_flush_rscn(vport);
691 goto out;
692 }
693
694 if (lpfc_els_chk_latt(vport)) {
695 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
696 "0216 Link event during NS query\n");
697 if (vport->fc_flag & FC_RSCN_MODE)
698 lpfc_els_flush_rscn(vport);
699 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
700 goto out;
701 }
702 if (lpfc_error_lost_link(irsp)) {
703 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
704 "0226 NS query failed due to link event\n");
705 if (vport->fc_flag & FC_RSCN_MODE)
706 lpfc_els_flush_rscn(vport);
707 goto out;
708 }
709
710 spin_lock_irq(shost->host_lock);
711 if (vport->fc_flag & FC_RSCN_DEFERRED) {
712 vport->fc_flag &= ~FC_RSCN_DEFERRED;
713 spin_unlock_irq(shost->host_lock);
714
715 /* This is a GID_FT completing so the gidft_inp counter was
716 * incremented before the GID_FT was issued to the wire.
717 */
718 vport->gidft_inp--;
719
720 /*
721 * Skip processing the NS response
722 * Re-issue the NS cmd
723 */
724 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
725 "0151 Process Deferred RSCN Data: x%x x%x\n",
726 vport->fc_flag, vport->fc_rscn_id_cnt);
727 lpfc_els_handle_rscn(vport);
728
729 goto out;
730 }
731 spin_unlock_irq(shost->host_lock);
732
733 if (irsp->ulpStatus) {
734 /* Check for retry */
735 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) {
736 if (irsp->ulpStatus != IOSTAT_LOCAL_REJECT ||
737 (irsp->un.ulpWord[4] & IOERR_PARAM_MASK) !=
738 IOERR_NO_RESOURCES)
739 vport->fc_ns_retry++;
740
741 type = lpfc_get_gidft_type(vport, cmdiocb);
742 if (type == 0)
743 goto out;
744
745 /* CT command is being retried */
746 vport->gidft_inp--;
747 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT,
748 vport->fc_ns_retry, type);
749 if (rc == 0)
750 goto out;
751 }
752 if (vport->fc_flag & FC_RSCN_MODE)
753 lpfc_els_flush_rscn(vport);
754 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
755 lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
756 "0257 GID_FT Query error: 0x%x 0x%x\n",
757 irsp->ulpStatus, vport->fc_ns_retry);
758 } else {
759 /* Good status, continue checking */
760 CTreq = (struct lpfc_sli_ct_request *) inp->virt;
761 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
762 if (CTrsp->CommandResponse.bits.CmdRsp ==
763 cpu_to_be16(SLI_CT_RESPONSE_FS_ACC)) {
764 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
765 "0208 NameServer Rsp Data: x%x x%x "
766 "x%x x%x sz x%x\n",
767 vport->fc_flag,
768 CTreq->un.gid.Fc4Type,
769 vport->num_disc_nodes,
770 vport->gidft_inp,
771 irsp->un.genreq64.bdl.bdeSize);
772
773 lpfc_ns_rsp(vport,
774 outp,
775 CTreq->un.gid.Fc4Type,
776 (uint32_t) (irsp->un.genreq64.bdl.bdeSize));
777 } else if (CTrsp->CommandResponse.bits.CmdRsp ==
778 be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
779 /* NameServer Rsp Error */
780 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ)
781 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) {
782 lpfc_printf_vlog(vport, KERN_INFO,
783 LOG_DISCOVERY,
784 "0269 No NameServer Entries "
785 "Data: x%x x%x x%x x%x\n",
786 CTrsp->CommandResponse.bits.CmdRsp,
787 (uint32_t) CTrsp->ReasonCode,
788 (uint32_t) CTrsp->Explanation,
789 vport->fc_flag);
790
791 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
792 "GID_FT no entry cmd:x%x rsn:x%x exp:x%x",
793 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
794 (uint32_t) CTrsp->ReasonCode,
795 (uint32_t) CTrsp->Explanation);
796 } else {
797 lpfc_printf_vlog(vport, KERN_INFO,
798 LOG_DISCOVERY,
799 "0240 NameServer Rsp Error "
800 "Data: x%x x%x x%x x%x\n",
801 CTrsp->CommandResponse.bits.CmdRsp,
802 (uint32_t) CTrsp->ReasonCode,
803 (uint32_t) CTrsp->Explanation,
804 vport->fc_flag);
805
806 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
807 "GID_FT rsp err1 cmd:x%x rsn:x%x exp:x%x",
808 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
809 (uint32_t) CTrsp->ReasonCode,
810 (uint32_t) CTrsp->Explanation);
811 }
812
813
814 } else {
815 /* NameServer Rsp Error */
816 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
817 "0241 NameServer Rsp Error "
818 "Data: x%x x%x x%x x%x\n",
819 CTrsp->CommandResponse.bits.CmdRsp,
820 (uint32_t) CTrsp->ReasonCode,
821 (uint32_t) CTrsp->Explanation,
822 vport->fc_flag);
823
824 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
825 "GID_FT rsp err2 cmd:x%x rsn:x%x exp:x%x",
826 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
827 (uint32_t) CTrsp->ReasonCode,
828 (uint32_t) CTrsp->Explanation);
829 }
830 vport->gidft_inp--;
831 }
832
833 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
834 "4216 GID_FT cmpl inp %d disc %d\n",
835 vport->gidft_inp, vport->num_disc_nodes);
836
837 /* Link up / RSCN discovery */
838 if ((vport->num_disc_nodes == 0) &&
839 (vport->gidft_inp == 0)) {
840 /*
841 * The driver has cycled through all Nports in the RSCN payload.
842 * Complete the handling by cleaning up and marking the
843 * current driver state.
844 */
845 if (vport->port_state >= LPFC_DISC_AUTH) {
846 if (vport->fc_flag & FC_RSCN_MODE) {
847 lpfc_els_flush_rscn(vport);
848 spin_lock_irq(shost->host_lock);
849 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
850 spin_unlock_irq(shost->host_lock);
851 }
852 else
853 lpfc_els_flush_rscn(vport);
854 }
855
856 lpfc_disc_start(vport);
857 }
858 out:
859 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */
860 lpfc_ct_free_iocb(phba, cmdiocb);
861 return;
862 }
863
864 static void
865 lpfc_cmpl_ct_cmd_gid_pt(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
866 struct lpfc_iocbq *rspiocb)
867 {
868 struct lpfc_vport *vport = cmdiocb->vport;
869 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
870 IOCB_t *irsp;
871 struct lpfc_dmabuf *outp;
872 struct lpfc_dmabuf *inp;
873 struct lpfc_sli_ct_request *CTrsp;
874 struct lpfc_sli_ct_request *CTreq;
875 struct lpfc_nodelist *ndlp;
876 int rc;
877
878 /* First save ndlp, before we overwrite it */
879 ndlp = cmdiocb->context_un.ndlp;
880
881 /* we pass cmdiocb to state machine which needs rspiocb as well */
882 cmdiocb->context_un.rsp_iocb = rspiocb;
883 inp = (struct lpfc_dmabuf *)cmdiocb->context1;
884 outp = (struct lpfc_dmabuf *)cmdiocb->context2;
885 irsp = &rspiocb->iocb;
886
887 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
888 "GID_PT cmpl: status:x%x/x%x rtry:%d",
889 irsp->ulpStatus, irsp->un.ulpWord[4],
890 vport->fc_ns_retry);
891
892 /* Don't bother processing response if vport is being torn down. */
893 if (vport->load_flag & FC_UNLOADING) {
894 if (vport->fc_flag & FC_RSCN_MODE)
895 lpfc_els_flush_rscn(vport);
896 goto out;
897 }
898
899 if (lpfc_els_chk_latt(vport)) {
900 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
901 "4108 Link event during NS query\n");
902 if (vport->fc_flag & FC_RSCN_MODE)
903 lpfc_els_flush_rscn(vport);
904 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
905 goto out;
906 }
907 if (lpfc_error_lost_link(irsp)) {
908 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
909 "4166 NS query failed due to link event\n");
910 if (vport->fc_flag & FC_RSCN_MODE)
911 lpfc_els_flush_rscn(vport);
912 goto out;
913 }
914
915 spin_lock_irq(shost->host_lock);
916 if (vport->fc_flag & FC_RSCN_DEFERRED) {
917 vport->fc_flag &= ~FC_RSCN_DEFERRED;
918 spin_unlock_irq(shost->host_lock);
919
920 /* This is a GID_PT completing so the gidft_inp counter was
921 * incremented before the GID_PT was issued to the wire.
922 */
923 vport->gidft_inp--;
924
925 /*
926 * Skip processing the NS response
927 * Re-issue the NS cmd
928 */
929 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
930 "4167 Process Deferred RSCN Data: x%x x%x\n",
931 vport->fc_flag, vport->fc_rscn_id_cnt);
932 lpfc_els_handle_rscn(vport);
933
934 goto out;
935 }
936 spin_unlock_irq(shost->host_lock);
937
938 if (irsp->ulpStatus) {
939 /* Check for retry */
940 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) {
941 if (irsp->ulpStatus != IOSTAT_LOCAL_REJECT ||
942 (irsp->un.ulpWord[4] & IOERR_PARAM_MASK) !=
943 IOERR_NO_RESOURCES)
944 vport->fc_ns_retry++;
945
946 /* CT command is being retried */
947 vport->gidft_inp--;
948 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_PT,
949 vport->fc_ns_retry, GID_PT_N_PORT);
950 if (rc == 0)
951 goto out;
952 }
953 if (vport->fc_flag & FC_RSCN_MODE)
954 lpfc_els_flush_rscn(vport);
955 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
956 lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
957 "4103 GID_FT Query error: 0x%x 0x%x\n",
958 irsp->ulpStatus, vport->fc_ns_retry);
959 } else {
960 /* Good status, continue checking */
961 CTreq = (struct lpfc_sli_ct_request *)inp->virt;
962 CTrsp = (struct lpfc_sli_ct_request *)outp->virt;
963 if (CTrsp->CommandResponse.bits.CmdRsp ==
964 cpu_to_be16(SLI_CT_RESPONSE_FS_ACC)) {
965 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
966 "4105 NameServer Rsp Data: x%x x%x "
967 "x%x x%x sz x%x\n",
968 vport->fc_flag,
969 CTreq->un.gid.Fc4Type,
970 vport->num_disc_nodes,
971 vport->gidft_inp,
972 irsp->un.genreq64.bdl.bdeSize);
973
974 lpfc_ns_rsp(vport,
975 outp,
976 CTreq->un.gid.Fc4Type,
977 (uint32_t)(irsp->un.genreq64.bdl.bdeSize));
978 } else if (CTrsp->CommandResponse.bits.CmdRsp ==
979 be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
980 /* NameServer Rsp Error */
981 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ)
982 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) {
983 lpfc_printf_vlog(
984 vport, KERN_INFO, LOG_DISCOVERY,
985 "4106 No NameServer Entries "
986 "Data: x%x x%x x%x x%x\n",
987 CTrsp->CommandResponse.bits.CmdRsp,
988 (uint32_t)CTrsp->ReasonCode,
989 (uint32_t)CTrsp->Explanation,
990 vport->fc_flag);
991
992 lpfc_debugfs_disc_trc(
993 vport, LPFC_DISC_TRC_CT,
994 "GID_PT no entry cmd:x%x rsn:x%x exp:x%x",
995 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
996 (uint32_t)CTrsp->ReasonCode,
997 (uint32_t)CTrsp->Explanation);
998 } else {
999 lpfc_printf_vlog(
1000 vport, KERN_INFO, LOG_DISCOVERY,
1001 "4107 NameServer Rsp Error "
1002 "Data: x%x x%x x%x x%x\n",
1003 CTrsp->CommandResponse.bits.CmdRsp,
1004 (uint32_t)CTrsp->ReasonCode,
1005 (uint32_t)CTrsp->Explanation,
1006 vport->fc_flag);
1007
1008 lpfc_debugfs_disc_trc(
1009 vport, LPFC_DISC_TRC_CT,
1010 "GID_PT rsp err1 cmd:x%x rsn:x%x exp:x%x",
1011 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
1012 (uint32_t)CTrsp->ReasonCode,
1013 (uint32_t)CTrsp->Explanation);
1014 }
1015 } else {
1016 /* NameServer Rsp Error */
1017 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
1018 "4109 NameServer Rsp Error "
1019 "Data: x%x x%x x%x x%x\n",
1020 CTrsp->CommandResponse.bits.CmdRsp,
1021 (uint32_t)CTrsp->ReasonCode,
1022 (uint32_t)CTrsp->Explanation,
1023 vport->fc_flag);
1024
1025 lpfc_debugfs_disc_trc(
1026 vport, LPFC_DISC_TRC_CT,
1027 "GID_PT rsp err2 cmd:x%x rsn:x%x exp:x%x",
1028 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
1029 (uint32_t)CTrsp->ReasonCode,
1030 (uint32_t)CTrsp->Explanation);
1031 }
1032 vport->gidft_inp--;
1033 }
1034
1035 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1036 "6450 GID_PT cmpl inp %d disc %d\n",
1037 vport->gidft_inp, vport->num_disc_nodes);
1038
1039 /* Link up / RSCN discovery */
1040 if ((vport->num_disc_nodes == 0) &&
1041 (vport->gidft_inp == 0)) {
1042 /*
1043 * The driver has cycled through all Nports in the RSCN payload.
1044 * Complete the handling by cleaning up and marking the
1045 * current driver state.
1046 */
1047 if (vport->port_state >= LPFC_DISC_AUTH) {
1048 if (vport->fc_flag & FC_RSCN_MODE) {
1049 lpfc_els_flush_rscn(vport);
1050 spin_lock_irq(shost->host_lock);
1051 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
1052 spin_unlock_irq(shost->host_lock);
1053 } else {
1054 lpfc_els_flush_rscn(vport);
1055 }
1056 }
1057
1058 lpfc_disc_start(vport);
1059 }
1060 out:
1061 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */
1062 lpfc_ct_free_iocb(phba, cmdiocb);
1063 }
1064
1065 static void
1066 lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1067 struct lpfc_iocbq *rspiocb)
1068 {
1069 struct lpfc_vport *vport = cmdiocb->vport;
1070 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
1071 IOCB_t *irsp = &rspiocb->iocb;
1072 struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *) cmdiocb->context1;
1073 struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1074 struct lpfc_sli_ct_request *CTrsp;
1075 int did, rc, retry;
1076 uint8_t fbits;
1077 struct lpfc_nodelist *ndlp;
1078
1079 did = ((struct lpfc_sli_ct_request *) inp->virt)->un.gff.PortId;
1080 did = be32_to_cpu(did);
1081
1082 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1083 "GFF_ID cmpl: status:x%x/x%x did:x%x",
1084 irsp->ulpStatus, irsp->un.ulpWord[4], did);
1085
1086 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1087 /* Good status, continue checking */
1088 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1089 fbits = CTrsp->un.gff_acc.fbits[FCP_TYPE_FEATURE_OFFSET];
1090
1091 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1092 "6431 Process GFF_ID rsp for %08x "
1093 "fbits %02x %s %s\n",
1094 did, fbits,
1095 (fbits & FC4_FEATURE_INIT) ? "Initiator" : " ",
1096 (fbits & FC4_FEATURE_TARGET) ? "Target" : " ");
1097
1098 if (CTrsp->CommandResponse.bits.CmdRsp ==
1099 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) {
1100 if ((fbits & FC4_FEATURE_INIT) &&
1101 !(fbits & FC4_FEATURE_TARGET)) {
1102 lpfc_printf_vlog(vport, KERN_INFO,
1103 LOG_DISCOVERY,
1104 "0270 Skip x%x GFF "
1105 "NameServer Rsp Data: (init) "
1106 "x%x x%x\n", did, fbits,
1107 vport->fc_rscn_id_cnt);
1108 goto out;
1109 }
1110 }
1111 }
1112 else {
1113 /* Check for retry */
1114 if (cmdiocb->retry < LPFC_MAX_NS_RETRY) {
1115 retry = 1;
1116 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) {
1117 switch ((irsp->un.ulpWord[4] &
1118 IOERR_PARAM_MASK)) {
1119
1120 case IOERR_NO_RESOURCES:
1121 /* We don't increment the retry
1122 * count for this case.
1123 */
1124 break;
1125 case IOERR_LINK_DOWN:
1126 case IOERR_SLI_ABORTED:
1127 case IOERR_SLI_DOWN:
1128 retry = 0;
1129 break;
1130 default:
1131 cmdiocb->retry++;
1132 }
1133 }
1134 else
1135 cmdiocb->retry++;
1136
1137 if (retry) {
1138 /* CT command is being retried */
1139 rc = lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID,
1140 cmdiocb->retry, did);
1141 if (rc == 0) {
1142 /* success */
1143 lpfc_ct_free_iocb(phba, cmdiocb);
1144 return;
1145 }
1146 }
1147 }
1148 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
1149 "0267 NameServer GFF Rsp "
1150 "x%x Error (%d %d) Data: x%x x%x\n",
1151 did, irsp->ulpStatus, irsp->un.ulpWord[4],
1152 vport->fc_flag, vport->fc_rscn_id_cnt);
1153 }
1154
1155 /* This is a target port, unregistered port, or the GFF_ID failed */
1156 ndlp = lpfc_setup_disc_node(vport, did);
1157 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) {
1158 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1159 "0242 Process x%x GFF "
1160 "NameServer Rsp Data: x%x x%x x%x\n",
1161 did, ndlp->nlp_flag, vport->fc_flag,
1162 vport->fc_rscn_id_cnt);
1163 } else {
1164 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1165 "0243 Skip x%x GFF "
1166 "NameServer Rsp Data: x%x x%x\n", did,
1167 vport->fc_flag, vport->fc_rscn_id_cnt);
1168 }
1169 out:
1170 /* Link up / RSCN discovery */
1171 if (vport->num_disc_nodes)
1172 vport->num_disc_nodes--;
1173
1174 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1175 "6451 GFF_ID cmpl inp %d disc %d\n",
1176 vport->gidft_inp, vport->num_disc_nodes);
1177
1178 if (vport->num_disc_nodes == 0) {
1179 /*
1180 * The driver has cycled through all Nports in the RSCN payload.
1181 * Complete the handling by cleaning up and marking the
1182 * current driver state.
1183 */
1184 if (vport->port_state >= LPFC_DISC_AUTH) {
1185 if (vport->fc_flag & FC_RSCN_MODE) {
1186 lpfc_els_flush_rscn(vport);
1187 spin_lock_irq(shost->host_lock);
1188 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
1189 spin_unlock_irq(shost->host_lock);
1190 }
1191 else
1192 lpfc_els_flush_rscn(vport);
1193 }
1194 lpfc_disc_start(vport);
1195 }
1196 lpfc_ct_free_iocb(phba, cmdiocb);
1197 return;
1198 }
1199
1200 static void
1201 lpfc_cmpl_ct_cmd_gft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1202 struct lpfc_iocbq *rspiocb)
1203 {
1204 struct lpfc_vport *vport = cmdiocb->vport;
1205 IOCB_t *irsp = &rspiocb->iocb;
1206 struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *)cmdiocb->context1;
1207 struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *)cmdiocb->context2;
1208 struct lpfc_sli_ct_request *CTrsp;
1209 int did;
1210 struct lpfc_nodelist *ndlp;
1211 uint32_t fc4_data_0, fc4_data_1;
1212
1213 did = ((struct lpfc_sli_ct_request *)inp->virt)->un.gft.PortId;
1214 did = be32_to_cpu(did);
1215
1216 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1217 "GFT_ID cmpl: status:x%x/x%x did:x%x",
1218 irsp->ulpStatus, irsp->un.ulpWord[4], did);
1219
1220 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1221 /* Good status, continue checking */
1222 CTrsp = (struct lpfc_sli_ct_request *)outp->virt;
1223 fc4_data_0 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[0]);
1224 fc4_data_1 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[1]);
1225
1226 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1227 "6432 Process GFT_ID rsp for %08x "
1228 "Data %08x %08x %s %s\n",
1229 did, fc4_data_0, fc4_data_1,
1230 (fc4_data_0 & LPFC_FC4_TYPE_BITMASK) ?
1231 "FCP" : " ",
1232 (fc4_data_1 & LPFC_FC4_TYPE_BITMASK) ?
1233 "NVME" : " ");
1234
1235 ndlp = lpfc_findnode_did(vport, did);
1236 if (ndlp) {
1237 /* The bitmask value for FCP and NVME FCP types is
1238 * the same because they are 32 bits distant from
1239 * each other in word0 and word0.
1240 */
1241 if (fc4_data_0 & LPFC_FC4_TYPE_BITMASK)
1242 ndlp->nlp_fc4_type |= NLP_FC4_FCP;
1243 if (fc4_data_1 & LPFC_FC4_TYPE_BITMASK)
1244 ndlp->nlp_fc4_type |= NLP_FC4_NVME;
1245 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1246 "3064 Setting ndlp x%px, DID x%06x "
1247 "with FC4 x%08x, Data: x%08x x%08x "
1248 "%d\n",
1249 ndlp, did, ndlp->nlp_fc4_type,
1250 FC_TYPE_FCP, FC_TYPE_NVME,
1251 ndlp->nlp_state);
1252
1253 if (ndlp->nlp_state == NLP_STE_REG_LOGIN_ISSUE &&
1254 ndlp->nlp_fc4_type) {
1255 ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE;
1256
1257 lpfc_nlp_set_state(vport, ndlp,
1258 NLP_STE_PRLI_ISSUE);
1259 lpfc_issue_els_prli(vport, ndlp, 0);
1260 } else if (!ndlp->nlp_fc4_type) {
1261 /* If fc4 type is still unknown, then LOGO */
1262 lpfc_printf_vlog(vport, KERN_INFO,
1263 LOG_DISCOVERY,
1264 "6443 Sending LOGO ndlp x%px,"
1265 "DID x%06x with fc4_type: "
1266 "x%08x, state: %d\n",
1267 ndlp, did, ndlp->nlp_fc4_type,
1268 ndlp->nlp_state);
1269 lpfc_issue_els_logo(vport, ndlp, 0);
1270 ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE;
1271 lpfc_nlp_set_state(vport, ndlp,
1272 NLP_STE_NPR_NODE);
1273 }
1274 }
1275 } else
1276 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
1277 "3065 GFT_ID failed x%08x\n", irsp->ulpStatus);
1278
1279 lpfc_ct_free_iocb(phba, cmdiocb);
1280 }
1281
1282 static void
1283 lpfc_cmpl_ct(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1284 struct lpfc_iocbq *rspiocb)
1285 {
1286 struct lpfc_vport *vport = cmdiocb->vport;
1287 struct lpfc_dmabuf *inp;
1288 struct lpfc_dmabuf *outp;
1289 IOCB_t *irsp;
1290 struct lpfc_sli_ct_request *CTrsp;
1291 struct lpfc_nodelist *ndlp;
1292 int cmdcode, rc;
1293 uint8_t retry;
1294 uint32_t latt;
1295
1296 /* First save ndlp, before we overwrite it */
1297 ndlp = cmdiocb->context_un.ndlp;
1298
1299 /* we pass cmdiocb to state machine which needs rspiocb as well */
1300 cmdiocb->context_un.rsp_iocb = rspiocb;
1301
1302 inp = (struct lpfc_dmabuf *) cmdiocb->context1;
1303 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1304 irsp = &rspiocb->iocb;
1305
1306 cmdcode = be16_to_cpu(((struct lpfc_sli_ct_request *) inp->virt)->
1307 CommandResponse.bits.CmdRsp);
1308 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1309
1310 latt = lpfc_els_chk_latt(vport);
1311
1312 /* RFT request completes status <ulpStatus> CmdRsp <CmdRsp> */
1313 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1314 "0209 CT Request completes, latt %d, "
1315 "ulpStatus x%x CmdRsp x%x, Context x%x, Tag x%x\n",
1316 latt, irsp->ulpStatus,
1317 CTrsp->CommandResponse.bits.CmdRsp,
1318 cmdiocb->iocb.ulpContext, cmdiocb->iocb.ulpIoTag);
1319
1320 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1321 "CT cmd cmpl: status:x%x/x%x cmd:x%x",
1322 irsp->ulpStatus, irsp->un.ulpWord[4], cmdcode);
1323
1324 if (irsp->ulpStatus) {
1325 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
1326 "0268 NS cmd x%x Error (x%x x%x)\n",
1327 cmdcode, irsp->ulpStatus, irsp->un.ulpWord[4]);
1328
1329 if ((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) &&
1330 (((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) ==
1331 IOERR_SLI_DOWN) ||
1332 ((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) ==
1333 IOERR_SLI_ABORTED)))
1334 goto out;
1335
1336 retry = cmdiocb->retry;
1337 if (retry >= LPFC_MAX_NS_RETRY)
1338 goto out;
1339
1340 retry++;
1341 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1342 "0250 Retrying NS cmd %x\n", cmdcode);
1343 rc = lpfc_ns_cmd(vport, cmdcode, retry, 0);
1344 if (rc == 0)
1345 goto out;
1346 }
1347
1348 out:
1349 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */
1350 lpfc_ct_free_iocb(phba, cmdiocb);
1351 return;
1352 }
1353
1354 static void
1355 lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1356 struct lpfc_iocbq *rspiocb)
1357 {
1358 IOCB_t *irsp = &rspiocb->iocb;
1359 struct lpfc_vport *vport = cmdiocb->vport;
1360
1361 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1362 struct lpfc_dmabuf *outp;
1363 struct lpfc_sli_ct_request *CTrsp;
1364
1365 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1366 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1367 if (CTrsp->CommandResponse.bits.CmdRsp ==
1368 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1369 vport->ct_flags |= FC_CT_RFT_ID;
1370 }
1371 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1372 return;
1373 }
1374
1375 static void
1376 lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1377 struct lpfc_iocbq *rspiocb)
1378 {
1379 IOCB_t *irsp = &rspiocb->iocb;
1380 struct lpfc_vport *vport = cmdiocb->vport;
1381
1382 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1383 struct lpfc_dmabuf *outp;
1384 struct lpfc_sli_ct_request *CTrsp;
1385
1386 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1387 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1388 if (CTrsp->CommandResponse.bits.CmdRsp ==
1389 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1390 vport->ct_flags |= FC_CT_RNN_ID;
1391 }
1392 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1393 return;
1394 }
1395
1396 static void
1397 lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1398 struct lpfc_iocbq *rspiocb)
1399 {
1400 IOCB_t *irsp = &rspiocb->iocb;
1401 struct lpfc_vport *vport = cmdiocb->vport;
1402
1403 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1404 struct lpfc_dmabuf *outp;
1405 struct lpfc_sli_ct_request *CTrsp;
1406
1407 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1408 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1409 if (CTrsp->CommandResponse.bits.CmdRsp ==
1410 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1411 vport->ct_flags |= FC_CT_RSPN_ID;
1412 }
1413 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1414 return;
1415 }
1416
1417 static void
1418 lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1419 struct lpfc_iocbq *rspiocb)
1420 {
1421 IOCB_t *irsp = &rspiocb->iocb;
1422 struct lpfc_vport *vport = cmdiocb->vport;
1423
1424 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1425 struct lpfc_dmabuf *outp;
1426 struct lpfc_sli_ct_request *CTrsp;
1427
1428 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1429 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1430 if (CTrsp->CommandResponse.bits.CmdRsp ==
1431 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1432 vport->ct_flags |= FC_CT_RSNN_NN;
1433 }
1434 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1435 return;
1436 }
1437
1438 static void
1439 lpfc_cmpl_ct_cmd_da_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1440 struct lpfc_iocbq *rspiocb)
1441 {
1442 struct lpfc_vport *vport = cmdiocb->vport;
1443
1444 /* even if it fails we will act as though it succeeded. */
1445 vport->ct_flags = 0;
1446 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1447 return;
1448 }
1449
1450 static void
1451 lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1452 struct lpfc_iocbq *rspiocb)
1453 {
1454 IOCB_t *irsp = &rspiocb->iocb;
1455 struct lpfc_vport *vport = cmdiocb->vport;
1456
1457 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1458 struct lpfc_dmabuf *outp;
1459 struct lpfc_sli_ct_request *CTrsp;
1460
1461 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1462 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1463 if (CTrsp->CommandResponse.bits.CmdRsp ==
1464 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1465 vport->ct_flags |= FC_CT_RFF_ID;
1466 }
1467 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1468 return;
1469 }
1470
1471 /*
1472 * Although the symbolic port name is thought to be an integer
1473 * as of January 18, 2016, leave it as a string until more of
1474 * the record state becomes defined.
1475 */
1476 int
1477 lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol,
1478 size_t size)
1479 {
1480 int n;
1481
1482 /*
1483 * Use the lpfc board number as the Symbolic Port
1484 * Name object. NPIV is not in play so this integer
1485 * value is sufficient and unique per FC-ID.
1486 */
1487 n = scnprintf(symbol, size, "%d", vport->phba->brd_no);
1488 return n;
1489 }
1490
1491
1492 int
1493 lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol,
1494 size_t size)
1495 {
1496 char fwrev[FW_REV_STR_SIZE] = {0};
1497 char tmp[MAXHOSTNAMELEN] = {0};
1498
1499 memset(symbol, 0, size);
1500
1501 scnprintf(tmp, sizeof(tmp), "Emulex %s", vport->phba->ModelName);
1502 if (strlcat(symbol, tmp, size) >= size)
1503 goto buffer_done;
1504
1505 lpfc_decode_firmware_rev(vport->phba, fwrev, 0);
1506 scnprintf(tmp, sizeof(tmp), " FV%s", fwrev);
1507 if (strlcat(symbol, tmp, size) >= size)
1508 goto buffer_done;
1509
1510 scnprintf(tmp, sizeof(tmp), " DV%s", lpfc_release_version);
1511 if (strlcat(symbol, tmp, size) >= size)
1512 goto buffer_done;
1513
1514 scnprintf(tmp, sizeof(tmp), " HN:%s", vport->phba->os_host_name);
1515 if (strlcat(symbol, tmp, size) >= size)
1516 goto buffer_done;
1517
1518 /* Note :- OS name is "Linux" */
1519 scnprintf(tmp, sizeof(tmp), " OS:%s", init_utsname()->sysname);
1520 strlcat(symbol, tmp, size);
1521
1522 buffer_done:
1523 return strnlen(symbol, size);
1524
1525 }
1526
1527 static uint32_t
1528 lpfc_find_map_node(struct lpfc_vport *vport)
1529 {
1530 struct lpfc_nodelist *ndlp, *next_ndlp;
1531 struct Scsi_Host *shost;
1532 uint32_t cnt = 0;
1533
1534 shost = lpfc_shost_from_vport(vport);
1535 spin_lock_irq(shost->host_lock);
1536 list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) {
1537 if (ndlp->nlp_type & NLP_FABRIC)
1538 continue;
1539 if ((ndlp->nlp_state == NLP_STE_MAPPED_NODE) ||
1540 (ndlp->nlp_state == NLP_STE_UNMAPPED_NODE))
1541 cnt++;
1542 }
1543 spin_unlock_irq(shost->host_lock);
1544 return cnt;
1545 }
1546
1547 /*
1548 * This routine will return the FC4 Type associated with the CT
1549 * GID_FT command.
1550 */
1551 int
1552 lpfc_get_gidft_type(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb)
1553 {
1554 struct lpfc_sli_ct_request *CtReq;
1555 struct lpfc_dmabuf *mp;
1556 uint32_t type;
1557
1558 mp = cmdiocb->context1;
1559 if (mp == NULL)
1560 return 0;
1561 CtReq = (struct lpfc_sli_ct_request *)mp->virt;
1562 type = (uint32_t)CtReq->un.gid.Fc4Type;
1563 if ((type != SLI_CTPT_FCP) && (type != SLI_CTPT_NVME))
1564 return 0;
1565 return type;
1566 }
1567
1568 /*
1569 * lpfc_ns_cmd
1570 * Description:
1571 * Issue Cmd to NameServer
1572 * SLI_CTNS_GID_FT
1573 * LI_CTNS_RFT_ID
1574 */
1575 int
1576 lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode,
1577 uint8_t retry, uint32_t context)
1578 {
1579 struct lpfc_nodelist * ndlp;
1580 struct lpfc_hba *phba = vport->phba;
1581 struct lpfc_dmabuf *mp, *bmp;
1582 struct lpfc_sli_ct_request *CtReq;
1583 struct ulp_bde64 *bpl;
1584 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
1585 struct lpfc_iocbq *) = NULL;
1586 uint32_t *ptr;
1587 uint32_t rsp_size = 1024;
1588 size_t size;
1589 int rc = 0;
1590
1591 ndlp = lpfc_findnode_did(vport, NameServer_DID);
1592 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)
1593 || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) {
1594 rc=1;
1595 goto ns_cmd_exit;
1596 }
1597
1598 /* fill in BDEs for command */
1599 /* Allocate buffer for command payload */
1600 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
1601 if (!mp) {
1602 rc=2;
1603 goto ns_cmd_exit;
1604 }
1605
1606 INIT_LIST_HEAD(&mp->list);
1607 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys));
1608 if (!mp->virt) {
1609 rc=3;
1610 goto ns_cmd_free_mp;
1611 }
1612
1613 /* Allocate buffer for Buffer ptr list */
1614 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
1615 if (!bmp) {
1616 rc=4;
1617 goto ns_cmd_free_mpvirt;
1618 }
1619
1620 INIT_LIST_HEAD(&bmp->list);
1621 bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys));
1622 if (!bmp->virt) {
1623 rc=5;
1624 goto ns_cmd_free_bmp;
1625 }
1626
1627 /* NameServer Req */
1628 lpfc_printf_vlog(vport, KERN_INFO ,LOG_DISCOVERY,
1629 "0236 NameServer Req Data: x%x x%x x%x x%x\n",
1630 cmdcode, vport->fc_flag, vport->fc_rscn_id_cnt,
1631 context);
1632
1633 bpl = (struct ulp_bde64 *) bmp->virt;
1634 memset(bpl, 0, sizeof(struct ulp_bde64));
1635 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
1636 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
1637 bpl->tus.f.bdeFlags = 0;
1638 if (cmdcode == SLI_CTNS_GID_FT)
1639 bpl->tus.f.bdeSize = GID_REQUEST_SZ;
1640 else if (cmdcode == SLI_CTNS_GID_PT)
1641 bpl->tus.f.bdeSize = GID_REQUEST_SZ;
1642 else if (cmdcode == SLI_CTNS_GFF_ID)
1643 bpl->tus.f.bdeSize = GFF_REQUEST_SZ;
1644 else if (cmdcode == SLI_CTNS_GFT_ID)
1645 bpl->tus.f.bdeSize = GFT_REQUEST_SZ;
1646 else if (cmdcode == SLI_CTNS_RFT_ID)
1647 bpl->tus.f.bdeSize = RFT_REQUEST_SZ;
1648 else if (cmdcode == SLI_CTNS_RNN_ID)
1649 bpl->tus.f.bdeSize = RNN_REQUEST_SZ;
1650 else if (cmdcode == SLI_CTNS_RSPN_ID)
1651 bpl->tus.f.bdeSize = RSPN_REQUEST_SZ;
1652 else if (cmdcode == SLI_CTNS_RSNN_NN)
1653 bpl->tus.f.bdeSize = RSNN_REQUEST_SZ;
1654 else if (cmdcode == SLI_CTNS_DA_ID)
1655 bpl->tus.f.bdeSize = DA_ID_REQUEST_SZ;
1656 else if (cmdcode == SLI_CTNS_RFF_ID)
1657 bpl->tus.f.bdeSize = RFF_REQUEST_SZ;
1658 else
1659 bpl->tus.f.bdeSize = 0;
1660 bpl->tus.w = le32_to_cpu(bpl->tus.w);
1661
1662 CtReq = (struct lpfc_sli_ct_request *) mp->virt;
1663 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request));
1664 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
1665 CtReq->RevisionId.bits.InId = 0;
1666 CtReq->FsType = SLI_CT_DIRECTORY_SERVICE;
1667 CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER;
1668 CtReq->CommandResponse.bits.Size = 0;
1669 switch (cmdcode) {
1670 case SLI_CTNS_GID_FT:
1671 CtReq->CommandResponse.bits.CmdRsp =
1672 cpu_to_be16(SLI_CTNS_GID_FT);
1673 CtReq->un.gid.Fc4Type = context;
1674
1675 if (vport->port_state < LPFC_NS_QRY)
1676 vport->port_state = LPFC_NS_QRY;
1677 lpfc_set_disctmo(vport);
1678 cmpl = lpfc_cmpl_ct_cmd_gid_ft;
1679 rsp_size = FC_MAX_NS_RSP;
1680 break;
1681
1682 case SLI_CTNS_GID_PT:
1683 CtReq->CommandResponse.bits.CmdRsp =
1684 cpu_to_be16(SLI_CTNS_GID_PT);
1685 CtReq->un.gid.PortType = context;
1686
1687 if (vport->port_state < LPFC_NS_QRY)
1688 vport->port_state = LPFC_NS_QRY;
1689 lpfc_set_disctmo(vport);
1690 cmpl = lpfc_cmpl_ct_cmd_gid_pt;
1691 rsp_size = FC_MAX_NS_RSP;
1692 break;
1693
1694 case SLI_CTNS_GFF_ID:
1695 CtReq->CommandResponse.bits.CmdRsp =
1696 cpu_to_be16(SLI_CTNS_GFF_ID);
1697 CtReq->un.gff.PortId = cpu_to_be32(context);
1698 cmpl = lpfc_cmpl_ct_cmd_gff_id;
1699 break;
1700
1701 case SLI_CTNS_GFT_ID:
1702 CtReq->CommandResponse.bits.CmdRsp =
1703 cpu_to_be16(SLI_CTNS_GFT_ID);
1704 CtReq->un.gft.PortId = cpu_to_be32(context);
1705 cmpl = lpfc_cmpl_ct_cmd_gft_id;
1706 break;
1707
1708 case SLI_CTNS_RFT_ID:
1709 vport->ct_flags &= ~FC_CT_RFT_ID;
1710 CtReq->CommandResponse.bits.CmdRsp =
1711 cpu_to_be16(SLI_CTNS_RFT_ID);
1712 CtReq->un.rft.PortId = cpu_to_be32(vport->fc_myDID);
1713
1714 /* Register FC4 FCP type if enabled. */
1715 if (vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH ||
1716 vport->cfg_enable_fc4_type == LPFC_ENABLE_FCP)
1717 CtReq->un.rft.fcpReg = 1;
1718
1719 /* Register NVME type if enabled. Defined LE and swapped.
1720 * rsvd[0] is used as word1 because of the hard-coded
1721 * word0 usage in the ct_request data structure.
1722 */
1723 if (vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH ||
1724 vport->cfg_enable_fc4_type == LPFC_ENABLE_NVME)
1725 CtReq->un.rft.rsvd[0] =
1726 cpu_to_be32(LPFC_FC4_TYPE_BITMASK);
1727
1728 ptr = (uint32_t *)CtReq;
1729 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1730 "6433 Issue RFT (%s %s): %08x %08x %08x %08x "
1731 "%08x %08x %08x %08x\n",
1732 CtReq->un.rft.fcpReg ? "FCP" : " ",
1733 CtReq->un.rft.rsvd[0] ? "NVME" : " ",
1734 *ptr, *(ptr + 1), *(ptr + 2), *(ptr + 3),
1735 *(ptr + 4), *(ptr + 5),
1736 *(ptr + 6), *(ptr + 7));
1737 cmpl = lpfc_cmpl_ct_cmd_rft_id;
1738 break;
1739
1740 case SLI_CTNS_RNN_ID:
1741 vport->ct_flags &= ~FC_CT_RNN_ID;
1742 CtReq->CommandResponse.bits.CmdRsp =
1743 cpu_to_be16(SLI_CTNS_RNN_ID);
1744 CtReq->un.rnn.PortId = cpu_to_be32(vport->fc_myDID);
1745 memcpy(CtReq->un.rnn.wwnn, &vport->fc_nodename,
1746 sizeof(struct lpfc_name));
1747 cmpl = lpfc_cmpl_ct_cmd_rnn_id;
1748 break;
1749
1750 case SLI_CTNS_RSPN_ID:
1751 vport->ct_flags &= ~FC_CT_RSPN_ID;
1752 CtReq->CommandResponse.bits.CmdRsp =
1753 cpu_to_be16(SLI_CTNS_RSPN_ID);
1754 CtReq->un.rspn.PortId = cpu_to_be32(vport->fc_myDID);
1755 size = sizeof(CtReq->un.rspn.symbname);
1756 CtReq->un.rspn.len =
1757 lpfc_vport_symbolic_port_name(vport,
1758 CtReq->un.rspn.symbname, size);
1759 cmpl = lpfc_cmpl_ct_cmd_rspn_id;
1760 break;
1761 case SLI_CTNS_RSNN_NN:
1762 vport->ct_flags &= ~FC_CT_RSNN_NN;
1763 CtReq->CommandResponse.bits.CmdRsp =
1764 cpu_to_be16(SLI_CTNS_RSNN_NN);
1765 memcpy(CtReq->un.rsnn.wwnn, &vport->fc_nodename,
1766 sizeof(struct lpfc_name));
1767 size = sizeof(CtReq->un.rsnn.symbname);
1768 CtReq->un.rsnn.len =
1769 lpfc_vport_symbolic_node_name(vport,
1770 CtReq->un.rsnn.symbname, size);
1771 cmpl = lpfc_cmpl_ct_cmd_rsnn_nn;
1772 break;
1773 case SLI_CTNS_DA_ID:
1774 /* Implement DA_ID Nameserver request */
1775 CtReq->CommandResponse.bits.CmdRsp =
1776 cpu_to_be16(SLI_CTNS_DA_ID);
1777 CtReq->un.da_id.port_id = cpu_to_be32(vport->fc_myDID);
1778 cmpl = lpfc_cmpl_ct_cmd_da_id;
1779 break;
1780 case SLI_CTNS_RFF_ID:
1781 vport->ct_flags &= ~FC_CT_RFF_ID;
1782 CtReq->CommandResponse.bits.CmdRsp =
1783 cpu_to_be16(SLI_CTNS_RFF_ID);
1784 CtReq->un.rff.PortId = cpu_to_be32(vport->fc_myDID);
1785 CtReq->un.rff.fbits = FC4_FEATURE_INIT;
1786
1787 /* The driver always supports FC_TYPE_FCP. However, the
1788 * caller can specify NVME (type x28) as well. But only
1789 * these that FC4 type is supported.
1790 */
1791 if (((vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
1792 (vport->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) &&
1793 (context == FC_TYPE_NVME)) {
1794 if ((vport == phba->pport) && phba->nvmet_support) {
1795 CtReq->un.rff.fbits = (FC4_FEATURE_TARGET |
1796 FC4_FEATURE_NVME_DISC);
1797 lpfc_nvmet_update_targetport(phba);
1798 } else {
1799 lpfc_nvme_update_localport(vport);
1800 }
1801 CtReq->un.rff.type_code = context;
1802
1803 } else if (((vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
1804 (vport->cfg_enable_fc4_type == LPFC_ENABLE_FCP)) &&
1805 (context == FC_TYPE_FCP))
1806 CtReq->un.rff.type_code = context;
1807
1808 else
1809 goto ns_cmd_free_bmpvirt;
1810
1811 ptr = (uint32_t *)CtReq;
1812 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1813 "6434 Issue RFF (%s): %08x %08x %08x %08x "
1814 "%08x %08x %08x %08x\n",
1815 (context == FC_TYPE_NVME) ? "NVME" : "FCP",
1816 *ptr, *(ptr + 1), *(ptr + 2), *(ptr + 3),
1817 *(ptr + 4), *(ptr + 5),
1818 *(ptr + 6), *(ptr + 7));
1819 cmpl = lpfc_cmpl_ct_cmd_rff_id;
1820 break;
1821 }
1822 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count
1823 * to hold ndlp reference for the corresponding callback function.
1824 */
1825 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) {
1826 /* On success, The cmpl function will free the buffers */
1827 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1828 "Issue CT cmd: cmd:x%x did:x%x",
1829 cmdcode, ndlp->nlp_DID, 0);
1830 return 0;
1831 }
1832 rc=6;
1833
1834 /* Decrement ndlp reference count to release ndlp reference held
1835 * for the failed command's callback function.
1836 */
1837 lpfc_nlp_put(ndlp);
1838
1839 ns_cmd_free_bmpvirt:
1840 lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
1841 ns_cmd_free_bmp:
1842 kfree(bmp);
1843 ns_cmd_free_mpvirt:
1844 lpfc_mbuf_free(phba, mp->virt, mp->phys);
1845 ns_cmd_free_mp:
1846 kfree(mp);
1847 ns_cmd_exit:
1848 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
1849 "0266 Issue NameServer Req x%x err %d Data: x%x x%x\n",
1850 cmdcode, rc, vport->fc_flag, vport->fc_rscn_id_cnt);
1851 return 1;
1852 }
1853
1854 /**
1855 * lpfc_cmpl_ct_disc_fdmi - Handle a discovery FDMI completion
1856 * @phba: Pointer to HBA context object.
1857 * @cmdiocb: Pointer to the command IOCBQ.
1858 * @rspiocb: Pointer to the response IOCBQ.
1859 *
1860 * This function to handle the completion of a driver initiated FDMI
1861 * CT command issued during discovery.
1862 */
1863 static void
1864 lpfc_cmpl_ct_disc_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1865 struct lpfc_iocbq *rspiocb)
1866 {
1867 struct lpfc_vport *vport = cmdiocb->vport;
1868 struct lpfc_dmabuf *inp = cmdiocb->context1;
1869 struct lpfc_dmabuf *outp = cmdiocb->context2;
1870 struct lpfc_sli_ct_request *CTcmd = inp->virt;
1871 struct lpfc_sli_ct_request *CTrsp = outp->virt;
1872 uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp;
1873 uint16_t fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp;
1874 IOCB_t *irsp = &rspiocb->iocb;
1875 struct lpfc_nodelist *ndlp;
1876 uint32_t latt, cmd, err;
1877
1878 latt = lpfc_els_chk_latt(vport);
1879 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1880 "FDMI cmpl: status:x%x/x%x latt:%d",
1881 irsp->ulpStatus, irsp->un.ulpWord[4], latt);
1882
1883 if (latt || irsp->ulpStatus) {
1884
1885 /* Look for a retryable error */
1886 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) {
1887 switch ((irsp->un.ulpWord[4] & IOERR_PARAM_MASK)) {
1888 case IOERR_SLI_ABORTED:
1889 case IOERR_SLI_DOWN:
1890 /* Driver aborted this IO. No retry as error
1891 * is likely Offline->Online or some adapter
1892 * error. Recovery will try again.
1893 */
1894 break;
1895 case IOERR_ABORT_IN_PROGRESS:
1896 case IOERR_SEQUENCE_TIMEOUT:
1897 case IOERR_ILLEGAL_FRAME:
1898 case IOERR_NO_RESOURCES:
1899 case IOERR_ILLEGAL_COMMAND:
1900 cmdiocb->retry++;
1901 if (cmdiocb->retry >= LPFC_FDMI_MAX_RETRY)
1902 break;
1903
1904 /* Retry the same FDMI command */
1905 err = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING,
1906 cmdiocb, 0);
1907 if (err == IOCB_ERROR)
1908 break;
1909 return;
1910 default:
1911 break;
1912 }
1913 }
1914
1915 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1916 "0229 FDMI cmd %04x failed, latt = %d "
1917 "ulpStatus: x%x, rid x%x\n",
1918 be16_to_cpu(fdmi_cmd), latt, irsp->ulpStatus,
1919 irsp->un.ulpWord[4]);
1920 }
1921 lpfc_ct_free_iocb(phba, cmdiocb);
1922
1923 ndlp = lpfc_findnode_did(vport, FDMI_DID);
1924 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
1925 return;
1926
1927 /* Check for a CT LS_RJT response */
1928 cmd = be16_to_cpu(fdmi_cmd);
1929 if (fdmi_rsp == cpu_to_be16(SLI_CT_RESPONSE_FS_RJT)) {
1930 /* FDMI rsp failed */
1931 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1932 "0220 FDMI cmd failed FS_RJT Data: x%x", cmd);
1933
1934 /* Should we fallback to FDMI-2 / FDMI-1 ? */
1935 switch (cmd) {
1936 case SLI_MGMT_RHBA:
1937 if (vport->fdmi_hba_mask == LPFC_FDMI2_HBA_ATTR) {
1938 /* Fallback to FDMI-1 */
1939 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR;
1940 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR;
1941 /* Start over */
1942 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0);
1943 }
1944 return;
1945
1946 case SLI_MGMT_RPRT:
1947 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) {
1948 /* Fallback to FDMI-1 */
1949 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR;
1950 /* Start over */
1951 lpfc_fdmi_cmd(vport, ndlp, cmd, 0);
1952 }
1953 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) {
1954 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR;
1955 /* Retry the same command */
1956 lpfc_fdmi_cmd(vport, ndlp, cmd, 0);
1957 }
1958 return;
1959
1960 case SLI_MGMT_RPA:
1961 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) {
1962 /* Fallback to FDMI-1 */
1963 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR;
1964 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR;
1965 /* Start over */
1966 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0);
1967 }
1968 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) {
1969 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR;
1970 /* Retry the same command */
1971 lpfc_fdmi_cmd(vport, ndlp, cmd, 0);
1972 }
1973 return;
1974 }
1975 }
1976
1977 /*
1978 * On success, need to cycle thru FDMI registration for discovery
1979 * DHBA -> DPRT -> RHBA -> RPA (physical port)
1980 * DPRT -> RPRT (vports)
1981 */
1982 switch (cmd) {
1983 case SLI_MGMT_RHBA:
1984 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA, 0);
1985 break;
1986
1987 case SLI_MGMT_DHBA:
1988 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT, 0);
1989 break;
1990
1991 case SLI_MGMT_DPRT:
1992 if (vport->port_type == LPFC_PHYSICAL_PORT)
1993 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA, 0);
1994 else
1995 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 0);
1996 break;
1997 }
1998 return;
1999 }
2000
2001
2002 /**
2003 * lpfc_fdmi_change_check - Check for changed FDMI parameters
2004 * @vport: pointer to a host virtual N_Port data structure.
2005 *
2006 * Check how many mapped NPorts we are connected to
2007 * Check if our hostname changed
2008 * Called from hbeat timeout routine to check if any FDMI parameters
2009 * changed. If so, re-register those Attributes.
2010 */
2011 void
2012 lpfc_fdmi_change_check(struct lpfc_vport *vport)
2013 {
2014 struct lpfc_hba *phba = vport->phba;
2015 struct lpfc_nodelist *ndlp;
2016 uint16_t cnt;
2017
2018 if (!lpfc_is_link_up(phba))
2019 return;
2020
2021 /* Must be connected to a Fabric */
2022 if (!(vport->fc_flag & FC_FABRIC))
2023 return;
2024
2025 ndlp = lpfc_findnode_did(vport, FDMI_DID);
2026 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
2027 return;
2028
2029 /* Check if system hostname changed */
2030 if (strcmp(phba->os_host_name, init_utsname()->nodename)) {
2031 memset(phba->os_host_name, 0, sizeof(phba->os_host_name));
2032 scnprintf(phba->os_host_name, sizeof(phba->os_host_name), "%s",
2033 init_utsname()->nodename);
2034 lpfc_ns_cmd(vport, SLI_CTNS_RSNN_NN, 0, 0);
2035
2036 /* Since this effects multiple HBA and PORT attributes, we need
2037 * de-register and go thru the whole FDMI registration cycle.
2038 * DHBA -> DPRT -> RHBA -> RPA (physical port)
2039 * DPRT -> RPRT (vports)
2040 */
2041 if (vport->port_type == LPFC_PHYSICAL_PORT)
2042 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0);
2043 else
2044 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT, 0);
2045
2046 /* Since this code path registers all the port attributes
2047 * we can just return without further checking.
2048 */
2049 return;
2050 }
2051
2052 if (!(vport->fdmi_port_mask & LPFC_FDMI_PORT_ATTR_num_disc))
2053 return;
2054
2055 /* Check if the number of mapped NPorts changed */
2056 cnt = lpfc_find_map_node(vport);
2057 if (cnt == vport->fdmi_num_disc)
2058 return;
2059
2060 if (vport->port_type == LPFC_PHYSICAL_PORT) {
2061 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA,
2062 LPFC_FDMI_PORT_ATTR_num_disc);
2063 } else {
2064 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT,
2065 LPFC_FDMI_PORT_ATTR_num_disc);
2066 }
2067 }
2068
2069 /* Routines for all individual HBA attributes */
2070 static int
2071 lpfc_fdmi_hba_attr_wwnn(struct lpfc_vport *vport, 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 memset(ae, 0, sizeof(struct lpfc_name));
2078
2079 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.nodeName,
2080 sizeof(struct lpfc_name));
2081 size = FOURBYTES + sizeof(struct lpfc_name);
2082 ad->AttrLen = cpu_to_be16(size);
2083 ad->AttrType = cpu_to_be16(RHBA_NODENAME);
2084 return size;
2085 }
2086 static int
2087 lpfc_fdmi_hba_attr_manufacturer(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 /* This string MUST be consistent with other FC platforms
2097 * supported by Broadcom.
2098 */
2099 strncpy(ae->un.AttrString,
2100 "Emulex Corporation",
2101 sizeof(ae->un.AttrString));
2102 len = strnlen(ae->un.AttrString,
2103 sizeof(ae->un.AttrString));
2104 len += (len & 3) ? (4 - (len & 3)) : 4;
2105 size = FOURBYTES + len;
2106 ad->AttrLen = cpu_to_be16(size);
2107 ad->AttrType = cpu_to_be16(RHBA_MANUFACTURER);
2108 return size;
2109 }
2110
2111 static int
2112 lpfc_fdmi_hba_attr_sn(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad)
2113 {
2114 struct lpfc_hba *phba = vport->phba;
2115 struct lpfc_fdmi_attr_entry *ae;
2116 uint32_t len, size;
2117
2118 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2119 memset(ae, 0, 256);
2120
2121 strncpy(ae->un.AttrString, phba->SerialNumber,
2122 sizeof(ae->un.AttrString));
2123 len = strnlen(ae->un.AttrString,
2124 sizeof(ae->un.AttrString));
2125 len += (len & 3) ? (4 - (len & 3)) : 4;
2126 size = FOURBYTES + len;
2127 ad->AttrLen = cpu_to_be16(size);
2128 ad->AttrType = cpu_to_be16(RHBA_SERIAL_NUMBER);
2129 return size;
2130 }
2131
2132 static int
2133 lpfc_fdmi_hba_attr_model(struct lpfc_vport *vport,
2134 struct lpfc_fdmi_attr_def *ad)
2135 {
2136 struct lpfc_hba *phba = vport->phba;
2137 struct lpfc_fdmi_attr_entry *ae;
2138 uint32_t len, size;
2139
2140 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2141 memset(ae, 0, 256);
2142
2143 strncpy(ae->un.AttrString, phba->ModelName,
2144 sizeof(ae->un.AttrString));
2145 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
2146 len += (len & 3) ? (4 - (len & 3)) : 4;
2147 size = FOURBYTES + len;
2148 ad->AttrLen = cpu_to_be16(size);
2149 ad->AttrType = cpu_to_be16(RHBA_MODEL);
2150 return size;
2151 }
2152
2153 static int
2154 lpfc_fdmi_hba_attr_description(struct lpfc_vport *vport,
2155 struct lpfc_fdmi_attr_def *ad)
2156 {
2157 struct lpfc_hba *phba = vport->phba;
2158 struct lpfc_fdmi_attr_entry *ae;
2159 uint32_t len, size;
2160
2161 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2162 memset(ae, 0, 256);
2163
2164 strncpy(ae->un.AttrString, phba->ModelDesc,
2165 sizeof(ae->un.AttrString));
2166 len = strnlen(ae->un.AttrString,
2167 sizeof(ae->un.AttrString));
2168 len += (len & 3) ? (4 - (len & 3)) : 4;
2169 size = FOURBYTES + len;
2170 ad->AttrLen = cpu_to_be16(size);
2171 ad->AttrType = cpu_to_be16(RHBA_MODEL_DESCRIPTION);
2172 return size;
2173 }
2174
2175 static int
2176 lpfc_fdmi_hba_attr_hdw_ver(struct lpfc_vport *vport,
2177 struct lpfc_fdmi_attr_def *ad)
2178 {
2179 struct lpfc_hba *phba = vport->phba;
2180 lpfc_vpd_t *vp = &phba->vpd;
2181 struct lpfc_fdmi_attr_entry *ae;
2182 uint32_t i, j, incr, size;
2183
2184 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2185 memset(ae, 0, 256);
2186
2187 /* Convert JEDEC ID to ascii for hardware version */
2188 incr = vp->rev.biuRev;
2189 for (i = 0; i < 8; i++) {
2190 j = (incr & 0xf);
2191 if (j <= 9)
2192 ae->un.AttrString[7 - i] =
2193 (char)((uint8_t) 0x30 +
2194 (uint8_t) j);
2195 else
2196 ae->un.AttrString[7 - i] =
2197 (char)((uint8_t) 0x61 +
2198 (uint8_t) (j - 10));
2199 incr = (incr >> 4);
2200 }
2201 size = FOURBYTES + 8;
2202 ad->AttrLen = cpu_to_be16(size);
2203 ad->AttrType = cpu_to_be16(RHBA_HARDWARE_VERSION);
2204 return size;
2205 }
2206
2207 static int
2208 lpfc_fdmi_hba_attr_drvr_ver(struct lpfc_vport *vport,
2209 struct lpfc_fdmi_attr_def *ad)
2210 {
2211 struct lpfc_fdmi_attr_entry *ae;
2212 uint32_t len, size;
2213
2214 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2215 memset(ae, 0, 256);
2216
2217 strncpy(ae->un.AttrString, lpfc_release_version,
2218 sizeof(ae->un.AttrString));
2219 len = strnlen(ae->un.AttrString,
2220 sizeof(ae->un.AttrString));
2221 len += (len & 3) ? (4 - (len & 3)) : 4;
2222 size = FOURBYTES + len;
2223 ad->AttrLen = cpu_to_be16(size);
2224 ad->AttrType = cpu_to_be16(RHBA_DRIVER_VERSION);
2225 return size;
2226 }
2227
2228 static int
2229 lpfc_fdmi_hba_attr_rom_ver(struct lpfc_vport *vport,
2230 struct lpfc_fdmi_attr_def *ad)
2231 {
2232 struct lpfc_hba *phba = vport->phba;
2233 struct lpfc_fdmi_attr_entry *ae;
2234 uint32_t len, size;
2235
2236 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2237 memset(ae, 0, 256);
2238
2239 if (phba->sli_rev == LPFC_SLI_REV4)
2240 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1);
2241 else
2242 strncpy(ae->un.AttrString, phba->OptionROMVersion,
2243 sizeof(ae->un.AttrString));
2244 len = strnlen(ae->un.AttrString,
2245 sizeof(ae->un.AttrString));
2246 len += (len & 3) ? (4 - (len & 3)) : 4;
2247 size = FOURBYTES + len;
2248 ad->AttrLen = cpu_to_be16(size);
2249 ad->AttrType = cpu_to_be16(RHBA_OPTION_ROM_VERSION);
2250 return size;
2251 }
2252
2253 static int
2254 lpfc_fdmi_hba_attr_fmw_ver(struct lpfc_vport *vport,
2255 struct lpfc_fdmi_attr_def *ad)
2256 {
2257 struct lpfc_hba *phba = vport->phba;
2258 struct lpfc_fdmi_attr_entry *ae;
2259 uint32_t len, size;
2260
2261 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2262 memset(ae, 0, 256);
2263
2264 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1);
2265 len = strnlen(ae->un.AttrString,
2266 sizeof(ae->un.AttrString));
2267 len += (len & 3) ? (4 - (len & 3)) : 4;
2268 size = FOURBYTES + len;
2269 ad->AttrLen = cpu_to_be16(size);
2270 ad->AttrType = cpu_to_be16(RHBA_FIRMWARE_VERSION);
2271 return size;
2272 }
2273
2274 static int
2275 lpfc_fdmi_hba_attr_os_ver(struct lpfc_vport *vport,
2276 struct lpfc_fdmi_attr_def *ad)
2277 {
2278 struct lpfc_fdmi_attr_entry *ae;
2279 uint32_t len, size;
2280
2281 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2282 memset(ae, 0, 256);
2283
2284 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s %s %s",
2285 init_utsname()->sysname,
2286 init_utsname()->release,
2287 init_utsname()->version);
2288
2289 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
2290 len += (len & 3) ? (4 - (len & 3)) : 4;
2291 size = FOURBYTES + len;
2292 ad->AttrLen = cpu_to_be16(size);
2293 ad->AttrType = cpu_to_be16(RHBA_OS_NAME_VERSION);
2294 return size;
2295 }
2296
2297 static int
2298 lpfc_fdmi_hba_attr_ct_len(struct lpfc_vport *vport,
2299 struct lpfc_fdmi_attr_def *ad)
2300 {
2301 struct lpfc_fdmi_attr_entry *ae;
2302 uint32_t size;
2303
2304 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2305
2306 ae->un.AttrInt = cpu_to_be32(LPFC_MAX_CT_SIZE);
2307 size = FOURBYTES + sizeof(uint32_t);
2308 ad->AttrLen = cpu_to_be16(size);
2309 ad->AttrType = cpu_to_be16(RHBA_MAX_CT_PAYLOAD_LEN);
2310 return size;
2311 }
2312
2313 static int
2314 lpfc_fdmi_hba_attr_symbolic_name(struct lpfc_vport *vport,
2315 struct lpfc_fdmi_attr_def *ad)
2316 {
2317 struct lpfc_fdmi_attr_entry *ae;
2318 uint32_t len, size;
2319
2320 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2321 memset(ae, 0, 256);
2322
2323 len = lpfc_vport_symbolic_node_name(vport,
2324 ae->un.AttrString, 256);
2325 len += (len & 3) ? (4 - (len & 3)) : 4;
2326 size = FOURBYTES + len;
2327 ad->AttrLen = cpu_to_be16(size);
2328 ad->AttrType = cpu_to_be16(RHBA_SYM_NODENAME);
2329 return size;
2330 }
2331
2332 static int
2333 lpfc_fdmi_hba_attr_vendor_info(struct lpfc_vport *vport,
2334 struct lpfc_fdmi_attr_def *ad)
2335 {
2336 struct lpfc_fdmi_attr_entry *ae;
2337 uint32_t size;
2338
2339 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2340
2341 /* Nothing is defined for this currently */
2342 ae->un.AttrInt = cpu_to_be32(0);
2343 size = FOURBYTES + sizeof(uint32_t);
2344 ad->AttrLen = cpu_to_be16(size);
2345 ad->AttrType = cpu_to_be16(RHBA_VENDOR_INFO);
2346 return size;
2347 }
2348
2349 static int
2350 lpfc_fdmi_hba_attr_num_ports(struct lpfc_vport *vport,
2351 struct lpfc_fdmi_attr_def *ad)
2352 {
2353 struct lpfc_fdmi_attr_entry *ae;
2354 uint32_t size;
2355
2356 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2357
2358 /* Each driver instance corresponds to a single port */
2359 ae->un.AttrInt = cpu_to_be32(1);
2360 size = FOURBYTES + sizeof(uint32_t);
2361 ad->AttrLen = cpu_to_be16(size);
2362 ad->AttrType = cpu_to_be16(RHBA_NUM_PORTS);
2363 return size;
2364 }
2365
2366 static int
2367 lpfc_fdmi_hba_attr_fabric_wwnn(struct lpfc_vport *vport,
2368 struct lpfc_fdmi_attr_def *ad)
2369 {
2370 struct lpfc_fdmi_attr_entry *ae;
2371 uint32_t size;
2372
2373 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2374 memset(ae, 0, sizeof(struct lpfc_name));
2375
2376 memcpy(&ae->un.AttrWWN, &vport->fabric_nodename,
2377 sizeof(struct lpfc_name));
2378 size = FOURBYTES + sizeof(struct lpfc_name);
2379 ad->AttrLen = cpu_to_be16(size);
2380 ad->AttrType = cpu_to_be16(RHBA_FABRIC_WWNN);
2381 return size;
2382 }
2383
2384 static int
2385 lpfc_fdmi_hba_attr_bios_ver(struct lpfc_vport *vport,
2386 struct lpfc_fdmi_attr_def *ad)
2387 {
2388 struct lpfc_hba *phba = vport->phba;
2389 struct lpfc_fdmi_attr_entry *ae;
2390 uint32_t len, size;
2391
2392 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2393 memset(ae, 0, 256);
2394
2395 strlcat(ae->un.AttrString, phba->BIOSVersion,
2396 sizeof(ae->un.AttrString));
2397 len = strnlen(ae->un.AttrString,
2398 sizeof(ae->un.AttrString));
2399 len += (len & 3) ? (4 - (len & 3)) : 4;
2400 size = FOURBYTES + len;
2401 ad->AttrLen = cpu_to_be16(size);
2402 ad->AttrType = cpu_to_be16(RHBA_BIOS_VERSION);
2403 return size;
2404 }
2405
2406 static int
2407 lpfc_fdmi_hba_attr_bios_state(struct lpfc_vport *vport,
2408 struct lpfc_fdmi_attr_def *ad)
2409 {
2410 struct lpfc_fdmi_attr_entry *ae;
2411 uint32_t size;
2412
2413 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2414
2415 /* Driver doesn't have access to this information */
2416 ae->un.AttrInt = cpu_to_be32(0);
2417 size = FOURBYTES + sizeof(uint32_t);
2418 ad->AttrLen = cpu_to_be16(size);
2419 ad->AttrType = cpu_to_be16(RHBA_BIOS_STATE);
2420 return size;
2421 }
2422
2423 static int
2424 lpfc_fdmi_hba_attr_vendor_id(struct lpfc_vport *vport,
2425 struct lpfc_fdmi_attr_def *ad)
2426 {
2427 struct lpfc_fdmi_attr_entry *ae;
2428 uint32_t len, size;
2429
2430 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2431 memset(ae, 0, 256);
2432
2433 strncpy(ae->un.AttrString, "EMULEX",
2434 sizeof(ae->un.AttrString));
2435 len = strnlen(ae->un.AttrString,
2436 sizeof(ae->un.AttrString));
2437 len += (len & 3) ? (4 - (len & 3)) : 4;
2438 size = FOURBYTES + len;
2439 ad->AttrLen = cpu_to_be16(size);
2440 ad->AttrType = cpu_to_be16(RHBA_VENDOR_ID);
2441 return size;
2442 }
2443
2444 /* Routines for all individual PORT attributes */
2445 static int
2446 lpfc_fdmi_port_attr_fc4type(struct lpfc_vport *vport,
2447 struct lpfc_fdmi_attr_def *ad)
2448 {
2449 struct lpfc_hba *phba = vport->phba;
2450 struct lpfc_fdmi_attr_entry *ae;
2451 uint32_t size;
2452
2453 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2454 memset(ae, 0, 32);
2455
2456 ae->un.AttrTypes[3] = 0x02; /* Type 0x1 - ELS */
2457 ae->un.AttrTypes[2] = 0x01; /* Type 0x8 - FCP */
2458 ae->un.AttrTypes[7] = 0x01; /* Type 0x20 - CT */
2459
2460 /* Check to see if Firmware supports NVME and on physical port */
2461 if ((phba->sli_rev == LPFC_SLI_REV4) && (vport == phba->pport) &&
2462 phba->sli4_hba.pc_sli4_params.nvme)
2463 ae->un.AttrTypes[6] = 0x01; /* Type 0x28 - NVME */
2464
2465 size = FOURBYTES + 32;
2466 ad->AttrLen = cpu_to_be16(size);
2467 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_FC4_TYPES);
2468 return size;
2469 }
2470
2471 static int
2472 lpfc_fdmi_port_attr_support_speed(struct lpfc_vport *vport,
2473 struct lpfc_fdmi_attr_def *ad)
2474 {
2475 struct lpfc_hba *phba = vport->phba;
2476 struct lpfc_fdmi_attr_entry *ae;
2477 uint32_t size;
2478
2479 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2480
2481 ae->un.AttrInt = 0;
2482 if (!(phba->hba_flag & HBA_FCOE_MODE)) {
2483 if (phba->lmt & LMT_128Gb)
2484 ae->un.AttrInt |= HBA_PORTSPEED_128GFC;
2485 if (phba->lmt & LMT_64Gb)
2486 ae->un.AttrInt |= HBA_PORTSPEED_64GFC;
2487 if (phba->lmt & LMT_32Gb)
2488 ae->un.AttrInt |= HBA_PORTSPEED_32GFC;
2489 if (phba->lmt & LMT_16Gb)
2490 ae->un.AttrInt |= HBA_PORTSPEED_16GFC;
2491 if (phba->lmt & LMT_10Gb)
2492 ae->un.AttrInt |= HBA_PORTSPEED_10GFC;
2493 if (phba->lmt & LMT_8Gb)
2494 ae->un.AttrInt |= HBA_PORTSPEED_8GFC;
2495 if (phba->lmt & LMT_4Gb)
2496 ae->un.AttrInt |= HBA_PORTSPEED_4GFC;
2497 if (phba->lmt & LMT_2Gb)
2498 ae->un.AttrInt |= HBA_PORTSPEED_2GFC;
2499 if (phba->lmt & LMT_1Gb)
2500 ae->un.AttrInt |= HBA_PORTSPEED_1GFC;
2501 } else {
2502 /* FCoE links support only one speed */
2503 switch (phba->fc_linkspeed) {
2504 case LPFC_ASYNC_LINK_SPEED_10GBPS:
2505 ae->un.AttrInt = HBA_PORTSPEED_10GE;
2506 break;
2507 case LPFC_ASYNC_LINK_SPEED_25GBPS:
2508 ae->un.AttrInt = HBA_PORTSPEED_25GE;
2509 break;
2510 case LPFC_ASYNC_LINK_SPEED_40GBPS:
2511 ae->un.AttrInt = HBA_PORTSPEED_40GE;
2512 break;
2513 case LPFC_ASYNC_LINK_SPEED_100GBPS:
2514 ae->un.AttrInt = HBA_PORTSPEED_100GE;
2515 break;
2516 }
2517 }
2518 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt);
2519 size = FOURBYTES + sizeof(uint32_t);
2520 ad->AttrLen = cpu_to_be16(size);
2521 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_SPEED);
2522 return size;
2523 }
2524
2525 static int
2526 lpfc_fdmi_port_attr_speed(struct lpfc_vport *vport,
2527 struct lpfc_fdmi_attr_def *ad)
2528 {
2529 struct lpfc_hba *phba = vport->phba;
2530 struct lpfc_fdmi_attr_entry *ae;
2531 uint32_t size;
2532
2533 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2534
2535 if (!(phba->hba_flag & HBA_FCOE_MODE)) {
2536 switch (phba->fc_linkspeed) {
2537 case LPFC_LINK_SPEED_1GHZ:
2538 ae->un.AttrInt = HBA_PORTSPEED_1GFC;
2539 break;
2540 case LPFC_LINK_SPEED_2GHZ:
2541 ae->un.AttrInt = HBA_PORTSPEED_2GFC;
2542 break;
2543 case LPFC_LINK_SPEED_4GHZ:
2544 ae->un.AttrInt = HBA_PORTSPEED_4GFC;
2545 break;
2546 case LPFC_LINK_SPEED_8GHZ:
2547 ae->un.AttrInt = HBA_PORTSPEED_8GFC;
2548 break;
2549 case LPFC_LINK_SPEED_10GHZ:
2550 ae->un.AttrInt = HBA_PORTSPEED_10GFC;
2551 break;
2552 case LPFC_LINK_SPEED_16GHZ:
2553 ae->un.AttrInt = HBA_PORTSPEED_16GFC;
2554 break;
2555 case LPFC_LINK_SPEED_32GHZ:
2556 ae->un.AttrInt = HBA_PORTSPEED_32GFC;
2557 break;
2558 case LPFC_LINK_SPEED_64GHZ:
2559 ae->un.AttrInt = HBA_PORTSPEED_64GFC;
2560 break;
2561 case LPFC_LINK_SPEED_128GHZ:
2562 ae->un.AttrInt = HBA_PORTSPEED_128GFC;
2563 break;
2564 default:
2565 ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN;
2566 break;
2567 }
2568 } else {
2569 switch (phba->fc_linkspeed) {
2570 case LPFC_ASYNC_LINK_SPEED_10GBPS:
2571 ae->un.AttrInt = HBA_PORTSPEED_10GE;
2572 break;
2573 case LPFC_ASYNC_LINK_SPEED_25GBPS:
2574 ae->un.AttrInt = HBA_PORTSPEED_25GE;
2575 break;
2576 case LPFC_ASYNC_LINK_SPEED_40GBPS:
2577 ae->un.AttrInt = HBA_PORTSPEED_40GE;
2578 break;
2579 case LPFC_ASYNC_LINK_SPEED_100GBPS:
2580 ae->un.AttrInt = HBA_PORTSPEED_100GE;
2581 break;
2582 default:
2583 ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN;
2584 break;
2585 }
2586 }
2587
2588 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt);
2589 size = FOURBYTES + sizeof(uint32_t);
2590 ad->AttrLen = cpu_to_be16(size);
2591 ad->AttrType = cpu_to_be16(RPRT_PORT_SPEED);
2592 return size;
2593 }
2594
2595 static int
2596 lpfc_fdmi_port_attr_max_frame(struct lpfc_vport *vport,
2597 struct lpfc_fdmi_attr_def *ad)
2598 {
2599 struct serv_parm *hsp;
2600 struct lpfc_fdmi_attr_entry *ae;
2601 uint32_t size;
2602
2603 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2604
2605 hsp = (struct serv_parm *)&vport->fc_sparam;
2606 ae->un.AttrInt = (((uint32_t) hsp->cmn.bbRcvSizeMsb & 0x0F) << 8) |
2607 (uint32_t) hsp->cmn.bbRcvSizeLsb;
2608 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt);
2609 size = FOURBYTES + sizeof(uint32_t);
2610 ad->AttrLen = cpu_to_be16(size);
2611 ad->AttrType = cpu_to_be16(RPRT_MAX_FRAME_SIZE);
2612 return size;
2613 }
2614
2615 static int
2616 lpfc_fdmi_port_attr_os_devname(struct lpfc_vport *vport,
2617 struct lpfc_fdmi_attr_def *ad)
2618 {
2619 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
2620 struct lpfc_fdmi_attr_entry *ae;
2621 uint32_t len, size;
2622
2623 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2624 memset(ae, 0, 256);
2625
2626 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString),
2627 "/sys/class/scsi_host/host%d", shost->host_no);
2628 len = strnlen((char *)ae->un.AttrString,
2629 sizeof(ae->un.AttrString));
2630 len += (len & 3) ? (4 - (len & 3)) : 4;
2631 size = FOURBYTES + len;
2632 ad->AttrLen = cpu_to_be16(size);
2633 ad->AttrType = cpu_to_be16(RPRT_OS_DEVICE_NAME);
2634 return size;
2635 }
2636
2637 static int
2638 lpfc_fdmi_port_attr_host_name(struct lpfc_vport *vport,
2639 struct lpfc_fdmi_attr_def *ad)
2640 {
2641 struct lpfc_fdmi_attr_entry *ae;
2642 uint32_t len, size;
2643
2644 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2645 memset(ae, 0, 256);
2646
2647 scnprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s",
2648 vport->phba->os_host_name);
2649
2650 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
2651 len += (len & 3) ? (4 - (len & 3)) : 4;
2652 size = FOURBYTES + len;
2653 ad->AttrLen = cpu_to_be16(size);
2654 ad->AttrType = cpu_to_be16(RPRT_HOST_NAME);
2655 return size;
2656 }
2657
2658 static int
2659 lpfc_fdmi_port_attr_wwnn(struct lpfc_vport *vport,
2660 struct lpfc_fdmi_attr_def *ad)
2661 {
2662 struct lpfc_fdmi_attr_entry *ae;
2663 uint32_t size;
2664
2665 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2666 memset(ae, 0, sizeof(struct lpfc_name));
2667
2668 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.nodeName,
2669 sizeof(struct lpfc_name));
2670 size = FOURBYTES + sizeof(struct lpfc_name);
2671 ad->AttrLen = cpu_to_be16(size);
2672 ad->AttrType = cpu_to_be16(RPRT_NODENAME);
2673 return size;
2674 }
2675
2676 static int
2677 lpfc_fdmi_port_attr_wwpn(struct lpfc_vport *vport,
2678 struct lpfc_fdmi_attr_def *ad)
2679 {
2680 struct lpfc_fdmi_attr_entry *ae;
2681 uint32_t size;
2682
2683 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2684 memset(ae, 0, sizeof(struct lpfc_name));
2685
2686 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.portName,
2687 sizeof(struct lpfc_name));
2688 size = FOURBYTES + sizeof(struct lpfc_name);
2689 ad->AttrLen = cpu_to_be16(size);
2690 ad->AttrType = cpu_to_be16(RPRT_PORTNAME);
2691 return size;
2692 }
2693
2694 static int
2695 lpfc_fdmi_port_attr_symbolic_name(struct lpfc_vport *vport,
2696 struct lpfc_fdmi_attr_def *ad)
2697 {
2698 struct lpfc_fdmi_attr_entry *ae;
2699 uint32_t len, size;
2700
2701 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2702 memset(ae, 0, 256);
2703
2704 len = lpfc_vport_symbolic_port_name(vport, ae->un.AttrString, 256);
2705 len += (len & 3) ? (4 - (len & 3)) : 4;
2706 size = FOURBYTES + len;
2707 ad->AttrLen = cpu_to_be16(size);
2708 ad->AttrType = cpu_to_be16(RPRT_SYM_PORTNAME);
2709 return size;
2710 }
2711
2712 static int
2713 lpfc_fdmi_port_attr_port_type(struct lpfc_vport *vport,
2714 struct lpfc_fdmi_attr_def *ad)
2715 {
2716 struct lpfc_hba *phba = vport->phba;
2717 struct lpfc_fdmi_attr_entry *ae;
2718 uint32_t size;
2719
2720 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2721 if (phba->fc_topology == LPFC_TOPOLOGY_LOOP)
2722 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTTYPE_NLPORT);
2723 else
2724 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTTYPE_NPORT);
2725 size = FOURBYTES + sizeof(uint32_t);
2726 ad->AttrLen = cpu_to_be16(size);
2727 ad->AttrType = cpu_to_be16(RPRT_PORT_TYPE);
2728 return size;
2729 }
2730
2731 static int
2732 lpfc_fdmi_port_attr_class(struct lpfc_vport *vport,
2733 struct lpfc_fdmi_attr_def *ad)
2734 {
2735 struct lpfc_fdmi_attr_entry *ae;
2736 uint32_t size;
2737
2738 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2739 ae->un.AttrInt = cpu_to_be32(FC_COS_CLASS2 | FC_COS_CLASS3);
2740 size = FOURBYTES + sizeof(uint32_t);
2741 ad->AttrLen = cpu_to_be16(size);
2742 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_CLASS);
2743 return size;
2744 }
2745
2746 static int
2747 lpfc_fdmi_port_attr_fabric_wwpn(struct lpfc_vport *vport,
2748 struct lpfc_fdmi_attr_def *ad)
2749 {
2750 struct lpfc_fdmi_attr_entry *ae;
2751 uint32_t size;
2752
2753 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2754 memset(ae, 0, sizeof(struct lpfc_name));
2755
2756 memcpy(&ae->un.AttrWWN, &vport->fabric_portname,
2757 sizeof(struct lpfc_name));
2758 size = FOURBYTES + sizeof(struct lpfc_name);
2759 ad->AttrLen = cpu_to_be16(size);
2760 ad->AttrType = cpu_to_be16(RPRT_FABRICNAME);
2761 return size;
2762 }
2763
2764 static int
2765 lpfc_fdmi_port_attr_active_fc4type(struct lpfc_vport *vport,
2766 struct lpfc_fdmi_attr_def *ad)
2767 {
2768 struct lpfc_fdmi_attr_entry *ae;
2769 uint32_t size;
2770
2771 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2772 memset(ae, 0, 32);
2773
2774 ae->un.AttrTypes[3] = 0x02; /* Type 0x1 - ELS */
2775 ae->un.AttrTypes[2] = 0x01; /* Type 0x8 - FCP */
2776 ae->un.AttrTypes[7] = 0x01; /* Type 0x20 - CT */
2777
2778 /* Check to see if NVME is configured or not */
2779 if (vport->phba->cfg_enable_fc4_type & LPFC_ENABLE_NVME)
2780 ae->un.AttrTypes[6] = 0x1; /* Type 0x28 - NVME */
2781
2782 size = FOURBYTES + 32;
2783 ad->AttrLen = cpu_to_be16(size);
2784 ad->AttrType = cpu_to_be16(RPRT_ACTIVE_FC4_TYPES);
2785 return size;
2786 }
2787
2788 static int
2789 lpfc_fdmi_port_attr_port_state(struct lpfc_vport *vport,
2790 struct lpfc_fdmi_attr_def *ad)
2791 {
2792 struct lpfc_fdmi_attr_entry *ae;
2793 uint32_t size;
2794
2795 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2796 /* Link Up - operational */
2797 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTSTATE_ONLINE);
2798 size = FOURBYTES + sizeof(uint32_t);
2799 ad->AttrLen = cpu_to_be16(size);
2800 ad->AttrType = cpu_to_be16(RPRT_PORT_STATE);
2801 return size;
2802 }
2803
2804 static int
2805 lpfc_fdmi_port_attr_num_disc(struct lpfc_vport *vport,
2806 struct lpfc_fdmi_attr_def *ad)
2807 {
2808 struct lpfc_fdmi_attr_entry *ae;
2809 uint32_t size;
2810
2811 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2812 vport->fdmi_num_disc = lpfc_find_map_node(vport);
2813 ae->un.AttrInt = cpu_to_be32(vport->fdmi_num_disc);
2814 size = FOURBYTES + sizeof(uint32_t);
2815 ad->AttrLen = cpu_to_be16(size);
2816 ad->AttrType = cpu_to_be16(RPRT_DISC_PORT);
2817 return size;
2818 }
2819
2820 static int
2821 lpfc_fdmi_port_attr_nportid(struct lpfc_vport *vport,
2822 struct lpfc_fdmi_attr_def *ad)
2823 {
2824 struct lpfc_fdmi_attr_entry *ae;
2825 uint32_t size;
2826
2827 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2828 ae->un.AttrInt = cpu_to_be32(vport->fc_myDID);
2829 size = FOURBYTES + sizeof(uint32_t);
2830 ad->AttrLen = cpu_to_be16(size);
2831 ad->AttrType = cpu_to_be16(RPRT_PORT_ID);
2832 return size;
2833 }
2834
2835 static int
2836 lpfc_fdmi_smart_attr_service(struct lpfc_vport *vport,
2837 struct lpfc_fdmi_attr_def *ad)
2838 {
2839 struct lpfc_fdmi_attr_entry *ae;
2840 uint32_t len, size;
2841
2842 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2843 memset(ae, 0, 256);
2844
2845 strncpy(ae->un.AttrString, "Smart SAN Initiator",
2846 sizeof(ae->un.AttrString));
2847 len = strnlen(ae->un.AttrString,
2848 sizeof(ae->un.AttrString));
2849 len += (len & 3) ? (4 - (len & 3)) : 4;
2850 size = FOURBYTES + len;
2851 ad->AttrLen = cpu_to_be16(size);
2852 ad->AttrType = cpu_to_be16(RPRT_SMART_SERVICE);
2853 return size;
2854 }
2855
2856 static int
2857 lpfc_fdmi_smart_attr_guid(struct lpfc_vport *vport,
2858 struct lpfc_fdmi_attr_def *ad)
2859 {
2860 struct lpfc_fdmi_attr_entry *ae;
2861 uint32_t size;
2862
2863 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2864 memset(ae, 0, 256);
2865
2866 memcpy(&ae->un.AttrString, &vport->fc_sparam.nodeName,
2867 sizeof(struct lpfc_name));
2868 memcpy((((uint8_t *)&ae->un.AttrString) +
2869 sizeof(struct lpfc_name)),
2870 &vport->fc_sparam.portName, sizeof(struct lpfc_name));
2871 size = FOURBYTES + (2 * sizeof(struct lpfc_name));
2872 ad->AttrLen = cpu_to_be16(size);
2873 ad->AttrType = cpu_to_be16(RPRT_SMART_GUID);
2874 return size;
2875 }
2876
2877 static int
2878 lpfc_fdmi_smart_attr_version(struct lpfc_vport *vport,
2879 struct lpfc_fdmi_attr_def *ad)
2880 {
2881 struct lpfc_fdmi_attr_entry *ae;
2882 uint32_t len, size;
2883
2884 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2885 memset(ae, 0, 256);
2886
2887 strncpy(ae->un.AttrString, "Smart SAN Version 2.0",
2888 sizeof(ae->un.AttrString));
2889 len = strnlen(ae->un.AttrString,
2890 sizeof(ae->un.AttrString));
2891 len += (len & 3) ? (4 - (len & 3)) : 4;
2892 size = FOURBYTES + len;
2893 ad->AttrLen = cpu_to_be16(size);
2894 ad->AttrType = cpu_to_be16(RPRT_SMART_VERSION);
2895 return size;
2896 }
2897
2898 static int
2899 lpfc_fdmi_smart_attr_model(struct lpfc_vport *vport,
2900 struct lpfc_fdmi_attr_def *ad)
2901 {
2902 struct lpfc_hba *phba = vport->phba;
2903 struct lpfc_fdmi_attr_entry *ae;
2904 uint32_t len, size;
2905
2906 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2907 memset(ae, 0, 256);
2908
2909 strncpy(ae->un.AttrString, phba->ModelName,
2910 sizeof(ae->un.AttrString));
2911 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
2912 len += (len & 3) ? (4 - (len & 3)) : 4;
2913 size = FOURBYTES + len;
2914 ad->AttrLen = cpu_to_be16(size);
2915 ad->AttrType = cpu_to_be16(RPRT_SMART_MODEL);
2916 return size;
2917 }
2918
2919 static int
2920 lpfc_fdmi_smart_attr_port_info(struct lpfc_vport *vport,
2921 struct lpfc_fdmi_attr_def *ad)
2922 {
2923 struct lpfc_fdmi_attr_entry *ae;
2924 uint32_t size;
2925
2926 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2927
2928 /* SRIOV (type 3) is not supported */
2929 if (vport->vpi)
2930 ae->un.AttrInt = cpu_to_be32(2); /* NPIV */
2931 else
2932 ae->un.AttrInt = cpu_to_be32(1); /* Physical */
2933 size = FOURBYTES + sizeof(uint32_t);
2934 ad->AttrLen = cpu_to_be16(size);
2935 ad->AttrType = cpu_to_be16(RPRT_SMART_PORT_INFO);
2936 return size;
2937 }
2938
2939 static int
2940 lpfc_fdmi_smart_attr_qos(struct lpfc_vport *vport,
2941 struct lpfc_fdmi_attr_def *ad)
2942 {
2943 struct lpfc_fdmi_attr_entry *ae;
2944 uint32_t size;
2945
2946 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2947 ae->un.AttrInt = cpu_to_be32(0);
2948 size = FOURBYTES + sizeof(uint32_t);
2949 ad->AttrLen = cpu_to_be16(size);
2950 ad->AttrType = cpu_to_be16(RPRT_SMART_QOS);
2951 return size;
2952 }
2953
2954 static int
2955 lpfc_fdmi_smart_attr_security(struct lpfc_vport *vport,
2956 struct lpfc_fdmi_attr_def *ad)
2957 {
2958 struct lpfc_fdmi_attr_entry *ae;
2959 uint32_t size;
2960
2961 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2962 ae->un.AttrInt = cpu_to_be32(1);
2963 size = FOURBYTES + sizeof(uint32_t);
2964 ad->AttrLen = cpu_to_be16(size);
2965 ad->AttrType = cpu_to_be16(RPRT_SMART_SECURITY);
2966 return size;
2967 }
2968
2969 /* RHBA attribute jump table */
2970 int (*lpfc_fdmi_hba_action[])
2971 (struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = {
2972 /* Action routine Mask bit Attribute type */
2973 lpfc_fdmi_hba_attr_wwnn, /* bit0 RHBA_NODENAME */
2974 lpfc_fdmi_hba_attr_manufacturer, /* bit1 RHBA_MANUFACTURER */
2975 lpfc_fdmi_hba_attr_sn, /* bit2 RHBA_SERIAL_NUMBER */
2976 lpfc_fdmi_hba_attr_model, /* bit3 RHBA_MODEL */
2977 lpfc_fdmi_hba_attr_description, /* bit4 RHBA_MODEL_DESCRIPTION */
2978 lpfc_fdmi_hba_attr_hdw_ver, /* bit5 RHBA_HARDWARE_VERSION */
2979 lpfc_fdmi_hba_attr_drvr_ver, /* bit6 RHBA_DRIVER_VERSION */
2980 lpfc_fdmi_hba_attr_rom_ver, /* bit7 RHBA_OPTION_ROM_VERSION */
2981 lpfc_fdmi_hba_attr_fmw_ver, /* bit8 RHBA_FIRMWARE_VERSION */
2982 lpfc_fdmi_hba_attr_os_ver, /* bit9 RHBA_OS_NAME_VERSION */
2983 lpfc_fdmi_hba_attr_ct_len, /* bit10 RHBA_MAX_CT_PAYLOAD_LEN */
2984 lpfc_fdmi_hba_attr_symbolic_name, /* bit11 RHBA_SYM_NODENAME */
2985 lpfc_fdmi_hba_attr_vendor_info, /* bit12 RHBA_VENDOR_INFO */
2986 lpfc_fdmi_hba_attr_num_ports, /* bit13 RHBA_NUM_PORTS */
2987 lpfc_fdmi_hba_attr_fabric_wwnn, /* bit14 RHBA_FABRIC_WWNN */
2988 lpfc_fdmi_hba_attr_bios_ver, /* bit15 RHBA_BIOS_VERSION */
2989 lpfc_fdmi_hba_attr_bios_state, /* bit16 RHBA_BIOS_STATE */
2990 lpfc_fdmi_hba_attr_vendor_id, /* bit17 RHBA_VENDOR_ID */
2991 };
2992
2993 /* RPA / RPRT attribute jump table */
2994 int (*lpfc_fdmi_port_action[])
2995 (struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = {
2996 /* Action routine Mask bit Attribute type */
2997 lpfc_fdmi_port_attr_fc4type, /* bit0 RPRT_SUPPORT_FC4_TYPES */
2998 lpfc_fdmi_port_attr_support_speed, /* bit1 RPRT_SUPPORTED_SPEED */
2999 lpfc_fdmi_port_attr_speed, /* bit2 RPRT_PORT_SPEED */
3000 lpfc_fdmi_port_attr_max_frame, /* bit3 RPRT_MAX_FRAME_SIZE */
3001 lpfc_fdmi_port_attr_os_devname, /* bit4 RPRT_OS_DEVICE_NAME */
3002 lpfc_fdmi_port_attr_host_name, /* bit5 RPRT_HOST_NAME */
3003 lpfc_fdmi_port_attr_wwnn, /* bit6 RPRT_NODENAME */
3004 lpfc_fdmi_port_attr_wwpn, /* bit7 RPRT_PORTNAME */
3005 lpfc_fdmi_port_attr_symbolic_name, /* bit8 RPRT_SYM_PORTNAME */
3006 lpfc_fdmi_port_attr_port_type, /* bit9 RPRT_PORT_TYPE */
3007 lpfc_fdmi_port_attr_class, /* bit10 RPRT_SUPPORTED_CLASS */
3008 lpfc_fdmi_port_attr_fabric_wwpn, /* bit11 RPRT_FABRICNAME */
3009 lpfc_fdmi_port_attr_active_fc4type, /* bit12 RPRT_ACTIVE_FC4_TYPES */
3010 lpfc_fdmi_port_attr_port_state, /* bit13 RPRT_PORT_STATE */
3011 lpfc_fdmi_port_attr_num_disc, /* bit14 RPRT_DISC_PORT */
3012 lpfc_fdmi_port_attr_nportid, /* bit15 RPRT_PORT_ID */
3013 lpfc_fdmi_smart_attr_service, /* bit16 RPRT_SMART_SERVICE */
3014 lpfc_fdmi_smart_attr_guid, /* bit17 RPRT_SMART_GUID */
3015 lpfc_fdmi_smart_attr_version, /* bit18 RPRT_SMART_VERSION */
3016 lpfc_fdmi_smart_attr_model, /* bit19 RPRT_SMART_MODEL */
3017 lpfc_fdmi_smart_attr_port_info, /* bit20 RPRT_SMART_PORT_INFO */
3018 lpfc_fdmi_smart_attr_qos, /* bit21 RPRT_SMART_QOS */
3019 lpfc_fdmi_smart_attr_security, /* bit22 RPRT_SMART_SECURITY */
3020 };
3021
3022 /**
3023 * lpfc_fdmi_cmd - Build and send a FDMI cmd to the specified NPort
3024 * @vport: pointer to a host virtual N_Port data structure.
3025 * @ndlp: ndlp to send FDMI cmd to (if NULL use FDMI_DID)
3026 * cmdcode: FDMI command to send
3027 * mask: Mask of HBA or PORT Attributes to send
3028 *
3029 * Builds and sends a FDMI command using the CT subsystem.
3030 */
3031 int
3032 lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
3033 int cmdcode, uint32_t new_mask)
3034 {
3035 struct lpfc_hba *phba = vport->phba;
3036 struct lpfc_dmabuf *mp, *bmp;
3037 struct lpfc_sli_ct_request *CtReq;
3038 struct ulp_bde64 *bpl;
3039 uint32_t bit_pos;
3040 uint32_t size;
3041 uint32_t rsp_size;
3042 uint32_t mask;
3043 struct lpfc_fdmi_reg_hba *rh;
3044 struct lpfc_fdmi_port_entry *pe;
3045 struct lpfc_fdmi_reg_portattr *pab = NULL;
3046 struct lpfc_fdmi_attr_block *ab = NULL;
3047 int (*func)(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad);
3048 void (*cmpl)(struct lpfc_hba *, struct lpfc_iocbq *,
3049 struct lpfc_iocbq *);
3050
3051 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
3052 return 0;
3053
3054 cmpl = lpfc_cmpl_ct_disc_fdmi; /* called from discovery */
3055
3056 /* fill in BDEs for command */
3057 /* Allocate buffer for command payload */
3058 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
3059 if (!mp)
3060 goto fdmi_cmd_exit;
3061
3062 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys));
3063 if (!mp->virt)
3064 goto fdmi_cmd_free_mp;
3065
3066 /* Allocate buffer for Buffer ptr list */
3067 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
3068 if (!bmp)
3069 goto fdmi_cmd_free_mpvirt;
3070
3071 bmp->virt = lpfc_mbuf_alloc(phba, 0, &(bmp->phys));
3072 if (!bmp->virt)
3073 goto fdmi_cmd_free_bmp;
3074
3075 INIT_LIST_HEAD(&mp->list);
3076 INIT_LIST_HEAD(&bmp->list);
3077
3078 /* FDMI request */
3079 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
3080 "0218 FDMI Request Data: x%x x%x x%x\n",
3081 vport->fc_flag, vport->port_state, cmdcode);
3082 CtReq = (struct lpfc_sli_ct_request *)mp->virt;
3083
3084 /* First populate the CT_IU preamble */
3085 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request));
3086 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
3087 CtReq->RevisionId.bits.InId = 0;
3088
3089 CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE;
3090 CtReq->FsSubType = SLI_CT_FDMI_Subtypes;
3091
3092 CtReq->CommandResponse.bits.CmdRsp = cpu_to_be16(cmdcode);
3093 rsp_size = LPFC_BPL_SIZE;
3094 size = 0;
3095
3096 /* Next fill in the specific FDMI cmd information */
3097 switch (cmdcode) {
3098 case SLI_MGMT_RHAT:
3099 case SLI_MGMT_RHBA:
3100 rh = (struct lpfc_fdmi_reg_hba *)&CtReq->un.PortID;
3101 /* HBA Identifier */
3102 memcpy(&rh->hi.PortName, &phba->pport->fc_sparam.portName,
3103 sizeof(struct lpfc_name));
3104
3105 if (cmdcode == SLI_MGMT_RHBA) {
3106 /* Registered Port List */
3107 /* One entry (port) per adapter */
3108 rh->rpl.EntryCnt = cpu_to_be32(1);
3109 memcpy(&rh->rpl.pe, &phba->pport->fc_sparam.portName,
3110 sizeof(struct lpfc_name));
3111
3112 /* point to the HBA attribute block */
3113 size = 2 * sizeof(struct lpfc_name) +
3114 FOURBYTES;
3115 } else {
3116 size = sizeof(struct lpfc_name);
3117 }
3118 ab = (struct lpfc_fdmi_attr_block *)((uint8_t *)rh + size);
3119 ab->EntryCnt = 0;
3120 size += FOURBYTES;
3121 bit_pos = 0;
3122 if (new_mask)
3123 mask = new_mask;
3124 else
3125 mask = vport->fdmi_hba_mask;
3126
3127 /* Mask will dictate what attributes to build in the request */
3128 while (mask) {
3129 if (mask & 0x1) {
3130 func = lpfc_fdmi_hba_action[bit_pos];
3131 size += func(vport,
3132 (struct lpfc_fdmi_attr_def *)
3133 ((uint8_t *)rh + size));
3134 ab->EntryCnt++;
3135 if ((size + 256) >
3136 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
3137 goto hba_out;
3138 }
3139 mask = mask >> 1;
3140 bit_pos++;
3141 }
3142 hba_out:
3143 ab->EntryCnt = cpu_to_be32(ab->EntryCnt);
3144 /* Total size */
3145 size = GID_REQUEST_SZ - 4 + size;
3146 break;
3147
3148 case SLI_MGMT_RPRT:
3149 case SLI_MGMT_RPA:
3150 pab = (struct lpfc_fdmi_reg_portattr *)&CtReq->un.PortID;
3151 if (cmdcode == SLI_MGMT_RPRT) {
3152 rh = (struct lpfc_fdmi_reg_hba *)pab;
3153 /* HBA Identifier */
3154 memcpy(&rh->hi.PortName,
3155 &phba->pport->fc_sparam.portName,
3156 sizeof(struct lpfc_name));
3157 pab = (struct lpfc_fdmi_reg_portattr *)
3158 ((uint8_t *)pab + sizeof(struct lpfc_name));
3159 }
3160
3161 memcpy((uint8_t *)&pab->PortName,
3162 (uint8_t *)&vport->fc_sparam.portName,
3163 sizeof(struct lpfc_name));
3164 size += sizeof(struct lpfc_name) + FOURBYTES;
3165 pab->ab.EntryCnt = 0;
3166 bit_pos = 0;
3167 if (new_mask)
3168 mask = new_mask;
3169 else
3170 mask = vport->fdmi_port_mask;
3171
3172 /* Mask will dictate what attributes to build in the request */
3173 while (mask) {
3174 if (mask & 0x1) {
3175 func = lpfc_fdmi_port_action[bit_pos];
3176 size += func(vport,
3177 (struct lpfc_fdmi_attr_def *)
3178 ((uint8_t *)pab + size));
3179 pab->ab.EntryCnt++;
3180 if ((size + 256) >
3181 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
3182 goto port_out;
3183 }
3184 mask = mask >> 1;
3185 bit_pos++;
3186 }
3187 port_out:
3188 pab->ab.EntryCnt = cpu_to_be32(pab->ab.EntryCnt);
3189 /* Total size */
3190 if (cmdcode == SLI_MGMT_RPRT)
3191 size += sizeof(struct lpfc_name);
3192 size = GID_REQUEST_SZ - 4 + size;
3193 break;
3194
3195 case SLI_MGMT_GHAT:
3196 case SLI_MGMT_GRPL:
3197 rsp_size = FC_MAX_NS_RSP;
3198 /* fall through */
3199 case SLI_MGMT_DHBA:
3200 case SLI_MGMT_DHAT:
3201 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID;
3202 memcpy((uint8_t *)&pe->PortName,
3203 (uint8_t *)&vport->fc_sparam.portName,
3204 sizeof(struct lpfc_name));
3205 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name);
3206 break;
3207
3208 case SLI_MGMT_GPAT:
3209 case SLI_MGMT_GPAS:
3210 rsp_size = FC_MAX_NS_RSP;
3211 /* fall through */
3212 case SLI_MGMT_DPRT:
3213 case SLI_MGMT_DPA:
3214 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID;
3215 memcpy((uint8_t *)&pe->PortName,
3216 (uint8_t *)&vport->fc_sparam.portName,
3217 sizeof(struct lpfc_name));
3218 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name);
3219 break;
3220 case SLI_MGMT_GRHL:
3221 size = GID_REQUEST_SZ - 4;
3222 break;
3223 default:
3224 lpfc_printf_vlog(vport, KERN_WARNING, LOG_DISCOVERY,
3225 "0298 FDMI cmdcode x%x not supported\n",
3226 cmdcode);
3227 goto fdmi_cmd_free_bmpvirt;
3228 }
3229 CtReq->CommandResponse.bits.Size = cpu_to_be16(rsp_size);
3230
3231 bpl = (struct ulp_bde64 *)bmp->virt;
3232 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys));
3233 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys));
3234 bpl->tus.f.bdeFlags = 0;
3235 bpl->tus.f.bdeSize = size;
3236
3237 /*
3238 * The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count
3239 * to hold ndlp reference for the corresponding callback function.
3240 */
3241 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, 0))
3242 return 0;
3243
3244 /*
3245 * Decrement ndlp reference count to release ndlp reference held
3246 * for the failed command's callback function.
3247 */
3248 lpfc_nlp_put(ndlp);
3249
3250 fdmi_cmd_free_bmpvirt:
3251 lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
3252 fdmi_cmd_free_bmp:
3253 kfree(bmp);
3254 fdmi_cmd_free_mpvirt:
3255 lpfc_mbuf_free(phba, mp->virt, mp->phys);
3256 fdmi_cmd_free_mp:
3257 kfree(mp);
3258 fdmi_cmd_exit:
3259 /* Issue FDMI request failed */
3260 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
3261 "0244 Issue FDMI request failed Data: x%x\n",
3262 cmdcode);
3263 return 1;
3264 }
3265
3266 /**
3267 * lpfc_delayed_disc_tmo - Timeout handler for delayed discovery timer.
3268 * @ptr - Context object of the timer.
3269 *
3270 * This function set the WORKER_DELAYED_DISC_TMO flag and wake up
3271 * the worker thread.
3272 **/
3273 void
3274 lpfc_delayed_disc_tmo(struct timer_list *t)
3275 {
3276 struct lpfc_vport *vport = from_timer(vport, t, delayed_disc_tmo);
3277 struct lpfc_hba *phba = vport->phba;
3278 uint32_t tmo_posted;
3279 unsigned long iflag;
3280
3281 spin_lock_irqsave(&vport->work_port_lock, iflag);
3282 tmo_posted = vport->work_port_events & WORKER_DELAYED_DISC_TMO;
3283 if (!tmo_posted)
3284 vport->work_port_events |= WORKER_DELAYED_DISC_TMO;
3285 spin_unlock_irqrestore(&vport->work_port_lock, iflag);
3286
3287 if (!tmo_posted)
3288 lpfc_worker_wake_up(phba);
3289 return;
3290 }
3291
3292 /**
3293 * lpfc_delayed_disc_timeout_handler - Function called by worker thread to
3294 * handle delayed discovery.
3295 * @vport: pointer to a host virtual N_Port data structure.
3296 *
3297 * This function start nport discovery of the vport.
3298 **/
3299 void
3300 lpfc_delayed_disc_timeout_handler(struct lpfc_vport *vport)
3301 {
3302 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
3303
3304 spin_lock_irq(shost->host_lock);
3305 if (!(vport->fc_flag & FC_DISC_DELAYED)) {
3306 spin_unlock_irq(shost->host_lock);
3307 return;
3308 }
3309 vport->fc_flag &= ~FC_DISC_DELAYED;
3310 spin_unlock_irq(shost->host_lock);
3311
3312 lpfc_do_scr_ns_plogi(vport->phba, vport);
3313 }
3314
3315 void
3316 lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag)
3317 {
3318 struct lpfc_sli *psli = &phba->sli;
3319 lpfc_vpd_t *vp = &phba->vpd;
3320 uint32_t b1, b2, b3, b4, i, rev;
3321 char c;
3322 uint32_t *ptr, str[4];
3323 uint8_t *fwname;
3324
3325 if (phba->sli_rev == LPFC_SLI_REV4)
3326 snprintf(fwrevision, FW_REV_STR_SIZE, "%s", vp->rev.opFwName);
3327 else if (vp->rev.rBit) {
3328 if (psli->sli_flag & LPFC_SLI_ACTIVE)
3329 rev = vp->rev.sli2FwRev;
3330 else
3331 rev = vp->rev.sli1FwRev;
3332
3333 b1 = (rev & 0x0000f000) >> 12;
3334 b2 = (rev & 0x00000f00) >> 8;
3335 b3 = (rev & 0x000000c0) >> 6;
3336 b4 = (rev & 0x00000030) >> 4;
3337
3338 switch (b4) {
3339 case 0:
3340 c = 'N';
3341 break;
3342 case 1:
3343 c = 'A';
3344 break;
3345 case 2:
3346 c = 'B';
3347 break;
3348 case 3:
3349 c = 'X';
3350 break;
3351 default:
3352 c = 0;
3353 break;
3354 }
3355 b4 = (rev & 0x0000000f);
3356
3357 if (psli->sli_flag & LPFC_SLI_ACTIVE)
3358 fwname = vp->rev.sli2FwName;
3359 else
3360 fwname = vp->rev.sli1FwName;
3361
3362 for (i = 0; i < 16; i++)
3363 if (fwname[i] == 0x20)
3364 fwname[i] = 0;
3365
3366 ptr = (uint32_t*)fwname;
3367
3368 for (i = 0; i < 3; i++)
3369 str[i] = be32_to_cpu(*ptr++);
3370
3371 if (c == 0) {
3372 if (flag)
3373 sprintf(fwrevision, "%d.%d%d (%s)",
3374 b1, b2, b3, (char *)str);
3375 else
3376 sprintf(fwrevision, "%d.%d%d", b1,
3377 b2, b3);
3378 } else {
3379 if (flag)
3380 sprintf(fwrevision, "%d.%d%d%c%d (%s)",
3381 b1, b2, b3, c,
3382 b4, (char *)str);
3383 else
3384 sprintf(fwrevision, "%d.%d%d%c%d",
3385 b1, b2, b3, c, b4);
3386 }
3387 } else {
3388 rev = vp->rev.smFwRev;
3389
3390 b1 = (rev & 0xff000000) >> 24;
3391 b2 = (rev & 0x00f00000) >> 20;
3392 b3 = (rev & 0x000f0000) >> 16;
3393 c = (rev & 0x0000ff00) >> 8;
3394 b4 = (rev & 0x000000ff);
3395
3396 sprintf(fwrevision, "%d.%d%d%c%d", b1, b2, b3, c, b4);
3397 }
3398 return;
3399 }
Linux with added FPC-III support