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mic: vop: Fix use-after-free on remove
[linux/fpc-iii.git] / drivers / scsi / lpfc / lpfc_ct.c
blob552da8bf43e41a0fef71815e815845a76b997da3
1 /*******************************************************************
2 * This file is part of the Emulex Linux Device Driver for *
3 * Fibre Channel Host Bus Adapters. *
4 * Copyright (C) 2017-2018 Broadcom. All Rights Reserved. The term *
5 * “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. *
6 * Copyright (C) 2004-2016 Emulex. All rights reserved. *
7 * EMULEX and SLI are trademarks of Emulex. *
8 * www.broadcom.com *
9 * *
10 * This program is free software; you can redistribute it and/or *
11 * modify it under the terms of version 2 of the GNU General *
12 * Public License as published by the Free Software Foundation. *
13 * This program is distributed in the hope that it will be useful. *
14 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND *
15 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, *
16 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE *
17 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
18 * TO BE LEGALLY INVALID. See the GNU General Public License for *
19 * more details, a copy of which can be found in the file COPYING *
20 * included with this package. *
21 *******************************************************************/
22
23 /*
24 * Fibre Channel SCSI LAN Device Driver CT support: FC Generic Services FC-GS
25 */
26
27 #include <linux/blkdev.h>
28 #include <linux/pci.h>
29 #include <linux/interrupt.h>
30 #include <linux/slab.h>
31 #include <linux/utsname.h>
32
33 #include <scsi/scsi.h>
34 #include <scsi/scsi_device.h>
35 #include <scsi/scsi_host.h>
36 #include <scsi/scsi_transport_fc.h>
37 #include <scsi/fc/fc_fs.h>
38
39 #include "lpfc_hw4.h"
40 #include "lpfc_hw.h"
41 #include "lpfc_sli.h"
42 #include "lpfc_sli4.h"
43 #include "lpfc_nl.h"
44 #include "lpfc_disc.h"
45 #include "lpfc.h"
46 #include "lpfc_scsi.h"
47 #include "lpfc_nvme.h"
48 #include "lpfc_logmsg.h"
49 #include "lpfc_crtn.h"
50 #include "lpfc_version.h"
51 #include "lpfc_vport.h"
52 #include "lpfc_debugfs.h"
53
54 /* FDMI Port Speed definitions - FC-GS-7 */
55 #define HBA_PORTSPEED_1GFC 0x00000001 /* 1G FC */
56 #define HBA_PORTSPEED_2GFC 0x00000002 /* 2G FC */
57 #define HBA_PORTSPEED_4GFC 0x00000008 /* 4G FC */
58 #define HBA_PORTSPEED_10GFC 0x00000004 /* 10G FC */
59 #define HBA_PORTSPEED_8GFC 0x00000010 /* 8G FC */
60 #define HBA_PORTSPEED_16GFC 0x00000020 /* 16G FC */
61 #define HBA_PORTSPEED_32GFC 0x00000040 /* 32G FC */
62 #define HBA_PORTSPEED_20GFC 0x00000080 /* 20G FC */
63 #define HBA_PORTSPEED_40GFC 0x00000100 /* 40G FC */
64 #define HBA_PORTSPEED_128GFC 0x00000200 /* 128G FC */
65 #define HBA_PORTSPEED_64GFC 0x00000400 /* 64G FC */
66 #define HBA_PORTSPEED_256GFC 0x00000800 /* 256G FC */
67 #define HBA_PORTSPEED_UNKNOWN 0x00008000 /* Unknown */
68 #define HBA_PORTSPEED_10GE 0x00010000 /* 10G E */
69 #define HBA_PORTSPEED_40GE 0x00020000 /* 40G E */
70 #define HBA_PORTSPEED_100GE 0x00040000 /* 100G E */
71 #define HBA_PORTSPEED_25GE 0x00080000 /* 25G E */
72 #define HBA_PORTSPEED_50GE 0x00100000 /* 50G E */
73 #define HBA_PORTSPEED_400GE 0x00200000 /* 400G E */
74
75 #define FOURBYTES 4
76
77
78 static char *lpfc_release_version = LPFC_DRIVER_VERSION;
79
80 static void
81 lpfc_ct_ignore_hbq_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq,
82 struct lpfc_dmabuf *mp, uint32_t size)
83 {
84 if (!mp) {
85 lpfc_printf_log(phba, KERN_INFO, LOG_ELS,
86 "0146 Ignoring unsolicited CT No HBQ "
87 "status = x%x\n",
88 piocbq->iocb.ulpStatus);
89 }
90 lpfc_printf_log(phba, KERN_INFO, LOG_ELS,
91 "0145 Ignoring unsolicted CT HBQ Size:%d "
92 "status = x%x\n",
93 size, piocbq->iocb.ulpStatus);
94 }
95
96 static void
97 lpfc_ct_unsol_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq,
98 struct lpfc_dmabuf *mp, uint32_t size)
99 {
100 lpfc_ct_ignore_hbq_buffer(phba, piocbq, mp, size);
101 }
102
103 void
104 lpfc_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
105 struct lpfc_iocbq *piocbq)
106 {
107 struct lpfc_dmabuf *mp = NULL;
108 IOCB_t *icmd = &piocbq->iocb;
109 int i;
110 struct lpfc_iocbq *iocbq;
111 dma_addr_t paddr;
112 uint32_t size;
113 struct list_head head;
114 struct lpfc_dmabuf *bdeBuf;
115
116 if (lpfc_bsg_ct_unsol_event(phba, pring, piocbq) == 0)
117 return;
118
119 if (unlikely(icmd->ulpStatus == IOSTAT_NEED_BUFFER)) {
120 lpfc_sli_hbqbuf_add_hbqs(phba, LPFC_ELS_HBQ);
121 } else if ((icmd->ulpStatus == IOSTAT_LOCAL_REJECT) &&
122 ((icmd->un.ulpWord[4] & IOERR_PARAM_MASK) ==
123 IOERR_RCV_BUFFER_WAITING)) {
124 /* Not enough posted buffers; Try posting more buffers */
125 phba->fc_stat.NoRcvBuf++;
126 if (!(phba->sli3_options & LPFC_SLI3_HBQ_ENABLED))
127 lpfc_post_buffer(phba, pring, 2);
128 return;
129 }
130
131 /* If there are no BDEs associated with this IOCB,
132 * there is nothing to do.
133 */
134 if (icmd->ulpBdeCount == 0)
135 return;
136
137 if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) {
138 INIT_LIST_HEAD(&head);
139 list_add_tail(&head, &piocbq->list);
140 list_for_each_entry(iocbq, &head, list) {
141 icmd = &iocbq->iocb;
142 if (icmd->ulpBdeCount == 0)
143 continue;
144 bdeBuf = iocbq->context2;
145 iocbq->context2 = NULL;
146 size = icmd->un.cont64[0].tus.f.bdeSize;
147 lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf, size);
148 lpfc_in_buf_free(phba, bdeBuf);
149 if (icmd->ulpBdeCount == 2) {
150 bdeBuf = iocbq->context3;
151 iocbq->context3 = NULL;
152 size = icmd->unsli3.rcvsli3.bde2.tus.f.bdeSize;
153 lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf,
154 size);
155 lpfc_in_buf_free(phba, bdeBuf);
156 }
157 }
158 list_del(&head);
159 } else {
160 INIT_LIST_HEAD(&head);
161 list_add_tail(&head, &piocbq->list);
162 list_for_each_entry(iocbq, &head, list) {
163 icmd = &iocbq->iocb;
164 if (icmd->ulpBdeCount == 0)
165 lpfc_ct_unsol_buffer(phba, iocbq, NULL, 0);
166 for (i = 0; i < icmd->ulpBdeCount; i++) {
167 paddr = getPaddr(icmd->un.cont64[i].addrHigh,
168 icmd->un.cont64[i].addrLow);
169 mp = lpfc_sli_ringpostbuf_get(phba, pring,
170 paddr);
171 size = icmd->un.cont64[i].tus.f.bdeSize;
172 lpfc_ct_unsol_buffer(phba, iocbq, mp, size);
173 lpfc_in_buf_free(phba, mp);
174 }
175 lpfc_post_buffer(phba, pring, i);
176 }
177 list_del(&head);
178 }
179 }
180
181 /**
182 * lpfc_ct_handle_unsol_abort - ct upper level protocol abort handler
183 * @phba: Pointer to HBA context object.
184 * @dmabuf: pointer to a dmabuf that describes the FC sequence
185 *
186 * This function serves as the upper level protocol abort handler for CT
187 * protocol.
188 *
189 * Return 1 if abort has been handled, 0 otherwise.
190 **/
191 int
192 lpfc_ct_handle_unsol_abort(struct lpfc_hba *phba, struct hbq_dmabuf *dmabuf)
193 {
194 int handled;
195
196 /* CT upper level goes through BSG */
197 handled = lpfc_bsg_ct_unsol_abort(phba, dmabuf);
198
199 return handled;
200 }
201
202 static void
203 lpfc_free_ct_rsp(struct lpfc_hba *phba, struct lpfc_dmabuf *mlist)
204 {
205 struct lpfc_dmabuf *mlast, *next_mlast;
206
207 list_for_each_entry_safe(mlast, next_mlast, &mlist->list, list) {
208 lpfc_mbuf_free(phba, mlast->virt, mlast->phys);
209 list_del(&mlast->list);
210 kfree(mlast);
211 }
212 lpfc_mbuf_free(phba, mlist->virt, mlist->phys);
213 kfree(mlist);
214 return;
215 }
216
217 static struct lpfc_dmabuf *
218 lpfc_alloc_ct_rsp(struct lpfc_hba *phba, int cmdcode, struct ulp_bde64 *bpl,
219 uint32_t size, int *entries)
220 {
221 struct lpfc_dmabuf *mlist = NULL;
222 struct lpfc_dmabuf *mp;
223 int cnt, i = 0;
224
225 /* We get chunks of FCELSSIZE */
226 cnt = size > FCELSSIZE ? FCELSSIZE: size;
227
228 while (size) {
229 /* Allocate buffer for rsp payload */
230 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
231 if (!mp) {
232 if (mlist)
233 lpfc_free_ct_rsp(phba, mlist);
234 return NULL;
235 }
236
237 INIT_LIST_HEAD(&mp->list);
238
239 if (cmdcode == be16_to_cpu(SLI_CTNS_GID_FT) ||
240 cmdcode == be16_to_cpu(SLI_CTNS_GFF_ID))
241 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys));
242 else
243 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys));
244
245 if (!mp->virt) {
246 kfree(mp);
247 if (mlist)
248 lpfc_free_ct_rsp(phba, mlist);
249 return NULL;
250 }
251
252 /* Queue it to a linked list */
253 if (!mlist)
254 mlist = mp;
255 else
256 list_add_tail(&mp->list, &mlist->list);
257
258 bpl->tus.f.bdeFlags = BUFF_TYPE_BDE_64I;
259 /* build buffer ptr list for IOCB */
260 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
261 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
262 bpl->tus.f.bdeSize = (uint16_t) cnt;
263 bpl->tus.w = le32_to_cpu(bpl->tus.w);
264 bpl++;
265
266 i++;
267 size -= cnt;
268 }
269
270 *entries = i;
271 return mlist;
272 }
273
274 int
275 lpfc_ct_free_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *ctiocb)
276 {
277 struct lpfc_dmabuf *buf_ptr;
278
279 if (ctiocb->context_un.ndlp) {
280 lpfc_nlp_put(ctiocb->context_un.ndlp);
281 ctiocb->context_un.ndlp = NULL;
282 }
283 if (ctiocb->context1) {
284 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context1;
285 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys);
286 kfree(buf_ptr);
287 ctiocb->context1 = NULL;
288 }
289 if (ctiocb->context2) {
290 lpfc_free_ct_rsp(phba, (struct lpfc_dmabuf *) ctiocb->context2);
291 ctiocb->context2 = NULL;
292 }
293
294 if (ctiocb->context3) {
295 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context3;
296 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys);
297 kfree(buf_ptr);
298 ctiocb->context3 = NULL;
299 }
300 lpfc_sli_release_iocbq(phba, ctiocb);
301 return 0;
302 }
303
304 /**
305 * lpfc_gen_req - Build and issue a GEN_REQUEST command to the SLI Layer
306 * @vport: pointer to a host virtual N_Port data structure.
307 * @bmp: Pointer to BPL for SLI command
308 * @inp: Pointer to data buffer for response data.
309 * @outp: Pointer to data buffer that hold the CT command.
310 * @cmpl: completion routine to call when command completes
311 * @ndlp: Destination NPort nodelist entry
312 *
313 * This function as the final part for issuing a CT command.
314 */
315 static int
316 lpfc_gen_req(struct lpfc_vport *vport, struct lpfc_dmabuf *bmp,
317 struct lpfc_dmabuf *inp, struct lpfc_dmabuf *outp,
318 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
319 struct lpfc_iocbq *),
320 struct lpfc_nodelist *ndlp, uint32_t usr_flg, uint32_t num_entry,
321 uint32_t tmo, uint8_t retry)
322 {
323 struct lpfc_hba *phba = vport->phba;
324 IOCB_t *icmd;
325 struct lpfc_iocbq *geniocb;
326 int rc;
327
328 /* Allocate buffer for command iocb */
329 geniocb = lpfc_sli_get_iocbq(phba);
330
331 if (geniocb == NULL)
332 return 1;
333
334 icmd = &geniocb->iocb;
335 icmd->un.genreq64.bdl.ulpIoTag32 = 0;
336 icmd->un.genreq64.bdl.addrHigh = putPaddrHigh(bmp->phys);
337 icmd->un.genreq64.bdl.addrLow = putPaddrLow(bmp->phys);
338 icmd->un.genreq64.bdl.bdeFlags = BUFF_TYPE_BLP_64;
339 icmd->un.genreq64.bdl.bdeSize = (num_entry * sizeof(struct ulp_bde64));
340
341 if (usr_flg)
342 geniocb->context3 = NULL;
343 else
344 geniocb->context3 = (uint8_t *) bmp;
345
346 /* Save for completion so we can release these resources */
347 geniocb->context1 = (uint8_t *) inp;
348 geniocb->context2 = (uint8_t *) outp;
349 geniocb->context_un.ndlp = lpfc_nlp_get(ndlp);
350
351 /* Fill in payload, bp points to frame payload */
352 icmd->ulpCommand = CMD_GEN_REQUEST64_CR;
353
354 /* Fill in rest of iocb */
355 icmd->un.genreq64.w5.hcsw.Fctl = (SI | LA);
356 icmd->un.genreq64.w5.hcsw.Dfctl = 0;
357 icmd->un.genreq64.w5.hcsw.Rctl = FC_RCTL_DD_UNSOL_CTL;
358 icmd->un.genreq64.w5.hcsw.Type = FC_TYPE_CT;
359
360 if (!tmo) {
361 /* FC spec states we need 3 * ratov for CT requests */
362 tmo = (3 * phba->fc_ratov);
363 }
364 icmd->ulpTimeout = tmo;
365 icmd->ulpBdeCount = 1;
366 icmd->ulpLe = 1;
367 icmd->ulpClass = CLASS3;
368 icmd->ulpContext = ndlp->nlp_rpi;
369 if (phba->sli_rev == LPFC_SLI_REV4)
370 icmd->ulpContext = phba->sli4_hba.rpi_ids[ndlp->nlp_rpi];
371
372 if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) {
373 /* For GEN_REQUEST64_CR, use the RPI */
374 icmd->ulpCt_h = 0;
375 icmd->ulpCt_l = 0;
376 }
377
378 /* Issue GEN REQ IOCB for NPORT <did> */
379 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
380 "0119 Issue GEN REQ IOCB to NPORT x%x "
381 "Data: x%x x%x\n",
382 ndlp->nlp_DID, icmd->ulpIoTag,
383 vport->port_state);
384 geniocb->iocb_cmpl = cmpl;
385 geniocb->drvrTimeout = icmd->ulpTimeout + LPFC_DRVR_TIMEOUT;
386 geniocb->vport = vport;
387 geniocb->retry = retry;
388 rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, geniocb, 0);
389
390 if (rc == IOCB_ERROR) {
391 lpfc_sli_release_iocbq(phba, geniocb);
392 return 1;
393 }
394
395 return 0;
396 }
397
398 /**
399 * lpfc_ct_cmd - Build and issue a CT command
400 * @vport: pointer to a host virtual N_Port data structure.
401 * @inmp: Pointer to data buffer for response data.
402 * @bmp: Pointer to BPL for SLI command
403 * @ndlp: Destination NPort nodelist entry
404 * @cmpl: completion routine to call when command completes
405 *
406 * This function is called for issuing a CT command.
407 */
408 static int
409 lpfc_ct_cmd(struct lpfc_vport *vport, struct lpfc_dmabuf *inmp,
410 struct lpfc_dmabuf *bmp, struct lpfc_nodelist *ndlp,
411 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
412 struct lpfc_iocbq *),
413 uint32_t rsp_size, uint8_t retry)
414 {
415 struct lpfc_hba *phba = vport->phba;
416 struct ulp_bde64 *bpl = (struct ulp_bde64 *) bmp->virt;
417 struct lpfc_dmabuf *outmp;
418 int cnt = 0, status;
419 int cmdcode = ((struct lpfc_sli_ct_request *) inmp->virt)->
420 CommandResponse.bits.CmdRsp;
421
422 bpl++; /* Skip past ct request */
423
424 /* Put buffer(s) for ct rsp in bpl */
425 outmp = lpfc_alloc_ct_rsp(phba, cmdcode, bpl, rsp_size, &cnt);
426 if (!outmp)
427 return -ENOMEM;
428 /*
429 * Form the CT IOCB. The total number of BDEs in this IOCB
430 * is the single command plus response count from
431 * lpfc_alloc_ct_rsp.
432 */
433 cnt += 1;
434 status = lpfc_gen_req(vport, bmp, inmp, outmp, cmpl, ndlp, 0,
435 cnt, 0, retry);
436 if (status) {
437 lpfc_free_ct_rsp(phba, outmp);
438 return -ENOMEM;
439 }
440 return 0;
441 }
442
443 struct lpfc_vport *
444 lpfc_find_vport_by_did(struct lpfc_hba *phba, uint32_t did) {
445 struct lpfc_vport *vport_curr;
446 unsigned long flags;
447
448 spin_lock_irqsave(&phba->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 !(vport->ct_flags & FC_CT_RFF_ID) || !vport->cfg_restrict_login) {
466
467 ndlp = lpfc_setup_disc_node(vport, Did);
468
469 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) {
470 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
471 "Parse GID_FTrsp: did:x%x flg:x%x x%x",
472 Did, ndlp->nlp_flag, vport->fc_flag);
473
474 /* By default, the driver expects to support FCP FC4 */
475 if (fc4_type == FC_TYPE_FCP)
476 ndlp->nlp_fc4_type |= NLP_FC4_FCP;
477
478 if (fc4_type == FC_TYPE_NVME)
479 ndlp->nlp_fc4_type |= NLP_FC4_NVME;
480
481 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
482 "0238 Process x%06x NameServer Rsp "
483 "Data: x%x x%x x%x x%x\n", Did,
484 ndlp->nlp_flag, ndlp->nlp_fc4_type,
485 vport->fc_flag,
486 vport->fc_rscn_id_cnt);
487 } else {
488 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
489 "Skip1 GID_FTrsp: did:x%x flg:x%x cnt:%d",
490 Did, vport->fc_flag, vport->fc_rscn_id_cnt);
491
492 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
493 "0239 Skip x%06x NameServer Rsp "
494 "Data: x%x x%x\n", Did,
495 vport->fc_flag,
496 vport->fc_rscn_id_cnt);
497 }
498 } else {
499 if (!(vport->fc_flag & FC_RSCN_MODE) ||
500 lpfc_rscn_payload_check(vport, Did)) {
501 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
502 "Query GID_FTrsp: did:x%x flg:x%x cnt:%d",
503 Did, vport->fc_flag, vport->fc_rscn_id_cnt);
504
505 /*
506 * This NPortID was previously a FCP/NVMe target,
507 * Don't even bother to send GFF_ID.
508 */
509 ndlp = lpfc_findnode_did(vport, Did);
510 if (ndlp && NLP_CHK_NODE_ACT(ndlp) &&
511 (ndlp->nlp_type &
512 (NLP_FCP_TARGET | NLP_NVME_TARGET))) {
513 if (fc4_type == FC_TYPE_FCP)
514 ndlp->nlp_fc4_type |= NLP_FC4_FCP;
515 if (fc4_type == FC_TYPE_NVME)
516 ndlp->nlp_fc4_type |= NLP_FC4_NVME;
517 lpfc_setup_disc_node(vport, Did);
518 } else if (lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID,
519 0, Did) == 0)
520 vport->num_disc_nodes++;
521 else
522 lpfc_setup_disc_node(vport, Did);
523 } else {
524 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
525 "Skip2 GID_FTrsp: did:x%x flg:x%x cnt:%d",
526 Did, vport->fc_flag, vport->fc_rscn_id_cnt);
527
528 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
529 "0245 Skip x%06x NameServer Rsp "
530 "Data: x%x x%x\n", Did,
531 vport->fc_flag,
532 vport->fc_rscn_id_cnt);
533 }
534 }
535 }
536
537 static void
538 lpfc_ns_rsp_audit_did(struct lpfc_vport *vport, uint32_t Did, uint8_t fc4_type)
539 {
540 struct lpfc_hba *phba = vport->phba;
541 struct lpfc_nodelist *ndlp = NULL;
542 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
543 char *str;
544
545 if (phba->cfg_ns_query == LPFC_NS_QUERY_GID_FT)
546 str = "GID_FT";
547 else
548 str = "GID_PT";
549 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
550 "6430 Process %s rsp for %08x type %x %s %s\n",
551 str, Did, fc4_type,
552 (fc4_type == FC_TYPE_FCP) ? "FCP" : " ",
553 (fc4_type == FC_TYPE_NVME) ? "NVME" : " ");
554 /*
555 * To conserve rpi's, filter out addresses for other
556 * vports on the same physical HBAs.
557 */
558 if (Did != vport->fc_myDID &&
559 (!lpfc_find_vport_by_did(phba, Did) ||
560 vport->cfg_peer_port_login)) {
561 if (!phba->nvmet_support) {
562 /* FCPI/NVMEI path. Process Did */
563 lpfc_prep_node_fc4type(vport, Did, fc4_type);
564 return;
565 }
566 /* NVMET path. NVMET only cares about NVMEI nodes. */
567 list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) {
568 if (ndlp->nlp_type != NLP_NVME_INITIATOR ||
569 ndlp->nlp_state != NLP_STE_UNMAPPED_NODE)
570 continue;
571 spin_lock_irq(shost->host_lock);
572 if (ndlp->nlp_DID == Did)
573 ndlp->nlp_flag &= ~NLP_NVMET_RECOV;
574 else
575 ndlp->nlp_flag |= NLP_NVMET_RECOV;
576 spin_unlock_irq(shost->host_lock);
577 }
578 }
579 }
580
581 static int
582 lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint8_t fc4_type,
583 uint32_t Size)
584 {
585 struct lpfc_sli_ct_request *Response =
586 (struct lpfc_sli_ct_request *) mp->virt;
587 struct lpfc_dmabuf *mlast, *next_mp;
588 uint32_t *ctptr = (uint32_t *) & Response->un.gid.PortType;
589 uint32_t Did, CTentry;
590 int Cnt;
591 struct list_head head;
592 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
593 struct lpfc_nodelist *ndlp = NULL;
594
595 lpfc_set_disctmo(vport);
596 vport->num_disc_nodes = 0;
597 vport->fc_ns_retry = 0;
598
599
600 list_add_tail(&head, &mp->list);
601 list_for_each_entry_safe(mp, next_mp, &head, list) {
602 mlast = mp;
603
604 Cnt = Size > FCELSSIZE ? FCELSSIZE : Size;
605
606 Size -= Cnt;
607
608 if (!ctptr) {
609 ctptr = (uint32_t *) mlast->virt;
610 } else
611 Cnt -= 16; /* subtract length of CT header */
612
613 /* Loop through entire NameServer list of DIDs */
614 while (Cnt >= sizeof(uint32_t)) {
615 /* Get next DID from NameServer List */
616 CTentry = *ctptr++;
617 Did = ((be32_to_cpu(CTentry)) & Mask_DID);
618 lpfc_ns_rsp_audit_did(vport, Did, fc4_type);
619 if (CTentry & (cpu_to_be32(SLI_CT_LAST_ENTRY)))
620 goto nsout1;
621
622 Cnt -= sizeof(uint32_t);
623 }
624 ctptr = NULL;
625
626 }
627
628 /* All GID_FT entries processed. If the driver is running in
629 * in target mode, put impacted nodes into recovery and drop
630 * the RPI to flush outstanding IO.
631 */
632 if (vport->phba->nvmet_support) {
633 list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) {
634 if (!(ndlp->nlp_flag & NLP_NVMET_RECOV))
635 continue;
636 lpfc_disc_state_machine(vport, ndlp, NULL,
637 NLP_EVT_DEVICE_RECOVERY);
638 spin_lock_irq(shost->host_lock);
639 ndlp->nlp_flag &= ~NLP_NVMET_RECOV;
640 spin_unlock_irq(shost->host_lock);
641 }
642 }
643
644 nsout1:
645 list_del(&head);
646 return 0;
647 }
648
649 static void
650 lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
651 struct lpfc_iocbq *rspiocb)
652 {
653 struct lpfc_vport *vport = cmdiocb->vport;
654 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
655 IOCB_t *irsp;
656 struct lpfc_dmabuf *outp;
657 struct lpfc_dmabuf *inp;
658 struct lpfc_sli_ct_request *CTrsp;
659 struct lpfc_sli_ct_request *CTreq;
660 struct lpfc_nodelist *ndlp;
661 int rc, type;
662
663 /* First save ndlp, before we overwrite it */
664 ndlp = cmdiocb->context_un.ndlp;
665
666 /* we pass cmdiocb to state machine which needs rspiocb as well */
667 cmdiocb->context_un.rsp_iocb = rspiocb;
668 inp = (struct lpfc_dmabuf *) cmdiocb->context1;
669 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
670 irsp = &rspiocb->iocb;
671
672 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
673 "GID_FT cmpl: status:x%x/x%x rtry:%d",
674 irsp->ulpStatus, irsp->un.ulpWord[4], vport->fc_ns_retry);
675
676 /* Don't bother processing response if vport is being torn down. */
677 if (vport->load_flag & FC_UNLOADING) {
678 if (vport->fc_flag & FC_RSCN_MODE)
679 lpfc_els_flush_rscn(vport);
680 goto out;
681 }
682
683 if (lpfc_els_chk_latt(vport)) {
684 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
685 "0216 Link event during NS query\n");
686 if (vport->fc_flag & FC_RSCN_MODE)
687 lpfc_els_flush_rscn(vport);
688 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
689 goto out;
690 }
691 if (lpfc_error_lost_link(irsp)) {
692 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
693 "0226 NS query failed due to link event\n");
694 if (vport->fc_flag & FC_RSCN_MODE)
695 lpfc_els_flush_rscn(vport);
696 goto out;
697 }
698
699 spin_lock_irq(shost->host_lock);
700 if (vport->fc_flag & FC_RSCN_DEFERRED) {
701 vport->fc_flag &= ~FC_RSCN_DEFERRED;
702 spin_unlock_irq(shost->host_lock);
703
704 /* This is a GID_FT completing so the gidft_inp counter was
705 * incremented before the GID_FT was issued to the wire.
706 */
707 vport->gidft_inp--;
708
709 /*
710 * Skip processing the NS response
711 * Re-issue the NS cmd
712 */
713 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
714 "0151 Process Deferred RSCN Data: x%x x%x\n",
715 vport->fc_flag, vport->fc_rscn_id_cnt);
716 lpfc_els_handle_rscn(vport);
717
718 goto out;
719 }
720 spin_unlock_irq(shost->host_lock);
721
722 if (irsp->ulpStatus) {
723 /* Check for retry */
724 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) {
725 if (irsp->ulpStatus != IOSTAT_LOCAL_REJECT ||
726 (irsp->un.ulpWord[4] & IOERR_PARAM_MASK) !=
727 IOERR_NO_RESOURCES)
728 vport->fc_ns_retry++;
729
730 type = lpfc_get_gidft_type(vport, cmdiocb);
731 if (type == 0)
732 goto out;
733
734 /* CT command is being retried */
735 vport->gidft_inp--;
736 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT,
737 vport->fc_ns_retry, type);
738 if (rc == 0)
739 goto out;
740 }
741 if (vport->fc_flag & FC_RSCN_MODE)
742 lpfc_els_flush_rscn(vport);
743 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
744 lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
745 "0257 GID_FT Query error: 0x%x 0x%x\n",
746 irsp->ulpStatus, vport->fc_ns_retry);
747 } else {
748 /* Good status, continue checking */
749 CTreq = (struct lpfc_sli_ct_request *) inp->virt;
750 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
751 if (CTrsp->CommandResponse.bits.CmdRsp ==
752 cpu_to_be16(SLI_CT_RESPONSE_FS_ACC)) {
753 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
754 "0208 NameServer Rsp Data: x%x x%x\n",
755 vport->fc_flag,
756 CTreq->un.gid.Fc4Type);
757
758 lpfc_ns_rsp(vport,
759 outp,
760 CTreq->un.gid.Fc4Type,
761 (uint32_t) (irsp->un.genreq64.bdl.bdeSize));
762 } else if (CTrsp->CommandResponse.bits.CmdRsp ==
763 be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
764 /* NameServer Rsp Error */
765 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ)
766 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) {
767 lpfc_printf_vlog(vport, KERN_INFO,
768 LOG_DISCOVERY,
769 "0269 No NameServer Entries "
770 "Data: x%x x%x x%x x%x\n",
771 CTrsp->CommandResponse.bits.CmdRsp,
772 (uint32_t) CTrsp->ReasonCode,
773 (uint32_t) CTrsp->Explanation,
774 vport->fc_flag);
775
776 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
777 "GID_FT no entry cmd:x%x rsn:x%x exp:x%x",
778 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
779 (uint32_t) CTrsp->ReasonCode,
780 (uint32_t) CTrsp->Explanation);
781 } else {
782 lpfc_printf_vlog(vport, KERN_INFO,
783 LOG_DISCOVERY,
784 "0240 NameServer Rsp Error "
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 rsp err1 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 }
797
798
799 } else {
800 /* NameServer Rsp Error */
801 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
802 "0241 NameServer Rsp Error "
803 "Data: x%x x%x x%x x%x\n",
804 CTrsp->CommandResponse.bits.CmdRsp,
805 (uint32_t) CTrsp->ReasonCode,
806 (uint32_t) CTrsp->Explanation,
807 vport->fc_flag);
808
809 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
810 "GID_FT rsp err2 cmd:x%x rsn:x%x exp:x%x",
811 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
812 (uint32_t) CTrsp->ReasonCode,
813 (uint32_t) CTrsp->Explanation);
814 }
815 vport->gidft_inp--;
816 }
817 /* Link up / RSCN discovery */
818 if ((vport->num_disc_nodes == 0) &&
819 (vport->gidft_inp == 0)) {
820 /*
821 * The driver has cycled through all Nports in the RSCN payload.
822 * Complete the handling by cleaning up and marking the
823 * current driver state.
824 */
825 if (vport->port_state >= LPFC_DISC_AUTH) {
826 if (vport->fc_flag & FC_RSCN_MODE) {
827 lpfc_els_flush_rscn(vport);
828 spin_lock_irq(shost->host_lock);
829 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
830 spin_unlock_irq(shost->host_lock);
831 }
832 else
833 lpfc_els_flush_rscn(vport);
834 }
835
836 lpfc_disc_start(vport);
837 }
838 out:
839 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */
840 lpfc_ct_free_iocb(phba, cmdiocb);
841 return;
842 }
843
844 static void
845 lpfc_cmpl_ct_cmd_gid_pt(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
846 struct lpfc_iocbq *rspiocb)
847 {
848 struct lpfc_vport *vport = cmdiocb->vport;
849 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
850 IOCB_t *irsp;
851 struct lpfc_dmabuf *outp;
852 struct lpfc_dmabuf *inp;
853 struct lpfc_sli_ct_request *CTrsp;
854 struct lpfc_sli_ct_request *CTreq;
855 struct lpfc_nodelist *ndlp;
856 int rc;
857
858 /* First save ndlp, before we overwrite it */
859 ndlp = cmdiocb->context_un.ndlp;
860
861 /* we pass cmdiocb to state machine which needs rspiocb as well */
862 cmdiocb->context_un.rsp_iocb = rspiocb;
863 inp = (struct lpfc_dmabuf *)cmdiocb->context1;
864 outp = (struct lpfc_dmabuf *)cmdiocb->context2;
865 irsp = &rspiocb->iocb;
866
867 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
868 "GID_PT cmpl: status:x%x/x%x rtry:%d",
869 irsp->ulpStatus, irsp->un.ulpWord[4],
870 vport->fc_ns_retry);
871
872 /* Don't bother processing response if vport is being torn down. */
873 if (vport->load_flag & FC_UNLOADING) {
874 if (vport->fc_flag & FC_RSCN_MODE)
875 lpfc_els_flush_rscn(vport);
876 goto out;
877 }
878
879 if (lpfc_els_chk_latt(vport)) {
880 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
881 "4108 Link event during NS query\n");
882 if (vport->fc_flag & FC_RSCN_MODE)
883 lpfc_els_flush_rscn(vport);
884 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
885 goto out;
886 }
887 if (lpfc_error_lost_link(irsp)) {
888 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
889 "4101 NS query failed due to link event\n");
890 if (vport->fc_flag & FC_RSCN_MODE)
891 lpfc_els_flush_rscn(vport);
892 goto out;
893 }
894
895 spin_lock_irq(shost->host_lock);
896 if (vport->fc_flag & FC_RSCN_DEFERRED) {
897 vport->fc_flag &= ~FC_RSCN_DEFERRED;
898 spin_unlock_irq(shost->host_lock);
899
900 /* This is a GID_PT completing so the gidft_inp counter was
901 * incremented before the GID_PT was issued to the wire.
902 */
903 vport->gidft_inp--;
904
905 /*
906 * Skip processing the NS response
907 * Re-issue the NS cmd
908 */
909 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
910 "4102 Process Deferred RSCN Data: x%x x%x\n",
911 vport->fc_flag, vport->fc_rscn_id_cnt);
912 lpfc_els_handle_rscn(vport);
913
914 goto out;
915 }
916 spin_unlock_irq(shost->host_lock);
917
918 if (irsp->ulpStatus) {
919 /* Check for retry */
920 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) {
921 if (irsp->ulpStatus != IOSTAT_LOCAL_REJECT ||
922 (irsp->un.ulpWord[4] & IOERR_PARAM_MASK) !=
923 IOERR_NO_RESOURCES)
924 vport->fc_ns_retry++;
925
926 /* CT command is being retried */
927 vport->gidft_inp--;
928 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_PT,
929 vport->fc_ns_retry, GID_PT_N_PORT);
930 if (rc == 0)
931 goto out;
932 }
933 if (vport->fc_flag & FC_RSCN_MODE)
934 lpfc_els_flush_rscn(vport);
935 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
936 lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
937 "4103 GID_FT Query error: 0x%x 0x%x\n",
938 irsp->ulpStatus, vport->fc_ns_retry);
939 } else {
940 /* Good status, continue checking */
941 CTreq = (struct lpfc_sli_ct_request *)inp->virt;
942 CTrsp = (struct lpfc_sli_ct_request *)outp->virt;
943 if (CTrsp->CommandResponse.bits.CmdRsp ==
944 cpu_to_be16(SLI_CT_RESPONSE_FS_ACC)) {
945 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
946 "4105 NameServer Rsp Data: x%x x%x\n",
947 vport->fc_flag,
948 CTreq->un.gid.Fc4Type);
949
950 lpfc_ns_rsp(vport,
951 outp,
952 CTreq->un.gid.Fc4Type,
953 (uint32_t)(irsp->un.genreq64.bdl.bdeSize));
954 } else if (CTrsp->CommandResponse.bits.CmdRsp ==
955 be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
956 /* NameServer Rsp Error */
957 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ)
958 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) {
959 lpfc_printf_vlog(
960 vport, KERN_INFO, LOG_DISCOVERY,
961 "4106 No NameServer Entries "
962 "Data: x%x x%x x%x x%x\n",
963 CTrsp->CommandResponse.bits.CmdRsp,
964 (uint32_t)CTrsp->ReasonCode,
965 (uint32_t)CTrsp->Explanation,
966 vport->fc_flag);
967
968 lpfc_debugfs_disc_trc(
969 vport, LPFC_DISC_TRC_CT,
970 "GID_PT no entry cmd:x%x rsn:x%x exp:x%x",
971 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
972 (uint32_t)CTrsp->ReasonCode,
973 (uint32_t)CTrsp->Explanation);
974 } else {
975 lpfc_printf_vlog(
976 vport, KERN_INFO, LOG_DISCOVERY,
977 "4107 NameServer Rsp Error "
978 "Data: x%x x%x x%x x%x\n",
979 CTrsp->CommandResponse.bits.CmdRsp,
980 (uint32_t)CTrsp->ReasonCode,
981 (uint32_t)CTrsp->Explanation,
982 vport->fc_flag);
983
984 lpfc_debugfs_disc_trc(
985 vport, LPFC_DISC_TRC_CT,
986 "GID_PT rsp err1 cmd:x%x rsn:x%x exp:x%x",
987 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
988 (uint32_t)CTrsp->ReasonCode,
989 (uint32_t)CTrsp->Explanation);
990 }
991 } else {
992 /* NameServer Rsp Error */
993 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
994 "4109 NameServer Rsp Error "
995 "Data: x%x x%x x%x x%x\n",
996 CTrsp->CommandResponse.bits.CmdRsp,
997 (uint32_t)CTrsp->ReasonCode,
998 (uint32_t)CTrsp->Explanation,
999 vport->fc_flag);
1000
1001 lpfc_debugfs_disc_trc(
1002 vport, LPFC_DISC_TRC_CT,
1003 "GID_PT rsp err2 cmd:x%x rsn:x%x exp:x%x",
1004 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
1005 (uint32_t)CTrsp->ReasonCode,
1006 (uint32_t)CTrsp->Explanation);
1007 }
1008 vport->gidft_inp--;
1009 }
1010 /* Link up / RSCN discovery */
1011 if ((vport->num_disc_nodes == 0) &&
1012 (vport->gidft_inp == 0)) {
1013 /*
1014 * The driver has cycled through all Nports in the RSCN payload.
1015 * Complete the handling by cleaning up and marking the
1016 * current driver state.
1017 */
1018 if (vport->port_state >= LPFC_DISC_AUTH) {
1019 if (vport->fc_flag & FC_RSCN_MODE) {
1020 lpfc_els_flush_rscn(vport);
1021 spin_lock_irq(shost->host_lock);
1022 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
1023 spin_unlock_irq(shost->host_lock);
1024 } else {
1025 lpfc_els_flush_rscn(vport);
1026 }
1027 }
1028
1029 lpfc_disc_start(vport);
1030 }
1031 out:
1032 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */
1033 lpfc_ct_free_iocb(phba, cmdiocb);
1034 }
1035
1036 static void
1037 lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1038 struct lpfc_iocbq *rspiocb)
1039 {
1040 struct lpfc_vport *vport = cmdiocb->vport;
1041 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
1042 IOCB_t *irsp = &rspiocb->iocb;
1043 struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *) cmdiocb->context1;
1044 struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1045 struct lpfc_sli_ct_request *CTrsp;
1046 int did, rc, retry;
1047 uint8_t fbits;
1048 struct lpfc_nodelist *ndlp;
1049
1050 did = ((struct lpfc_sli_ct_request *) inp->virt)->un.gff.PortId;
1051 did = be32_to_cpu(did);
1052
1053 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1054 "GFF_ID cmpl: status:x%x/x%x did:x%x",
1055 irsp->ulpStatus, irsp->un.ulpWord[4], did);
1056
1057 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1058 /* Good status, continue checking */
1059 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1060 fbits = CTrsp->un.gff_acc.fbits[FCP_TYPE_FEATURE_OFFSET];
1061
1062 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1063 "6431 Process GFF_ID rsp for %08x "
1064 "fbits %02x %s %s\n",
1065 did, fbits,
1066 (fbits & FC4_FEATURE_INIT) ? "Initiator" : " ",
1067 (fbits & FC4_FEATURE_TARGET) ? "Target" : " ");
1068
1069 if (CTrsp->CommandResponse.bits.CmdRsp ==
1070 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) {
1071 if ((fbits & FC4_FEATURE_INIT) &&
1072 !(fbits & FC4_FEATURE_TARGET)) {
1073 lpfc_printf_vlog(vport, KERN_INFO,
1074 LOG_DISCOVERY,
1075 "0270 Skip x%x GFF "
1076 "NameServer Rsp Data: (init) "
1077 "x%x x%x\n", did, fbits,
1078 vport->fc_rscn_id_cnt);
1079 goto out;
1080 }
1081 }
1082 }
1083 else {
1084 /* Check for retry */
1085 if (cmdiocb->retry < LPFC_MAX_NS_RETRY) {
1086 retry = 1;
1087 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) {
1088 switch ((irsp->un.ulpWord[4] &
1089 IOERR_PARAM_MASK)) {
1090
1091 case IOERR_NO_RESOURCES:
1092 /* We don't increment the retry
1093 * count for this case.
1094 */
1095 break;
1096 case IOERR_LINK_DOWN:
1097 case IOERR_SLI_ABORTED:
1098 case IOERR_SLI_DOWN:
1099 retry = 0;
1100 break;
1101 default:
1102 cmdiocb->retry++;
1103 }
1104 }
1105 else
1106 cmdiocb->retry++;
1107
1108 if (retry) {
1109 /* CT command is being retried */
1110 rc = lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID,
1111 cmdiocb->retry, did);
1112 if (rc == 0) {
1113 /* success */
1114 lpfc_ct_free_iocb(phba, cmdiocb);
1115 return;
1116 }
1117 }
1118 }
1119 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
1120 "0267 NameServer GFF Rsp "
1121 "x%x Error (%d %d) Data: x%x x%x\n",
1122 did, irsp->ulpStatus, irsp->un.ulpWord[4],
1123 vport->fc_flag, vport->fc_rscn_id_cnt);
1124 }
1125
1126 /* This is a target port, unregistered port, or the GFF_ID failed */
1127 ndlp = lpfc_setup_disc_node(vport, did);
1128 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) {
1129 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1130 "0242 Process x%x GFF "
1131 "NameServer Rsp Data: x%x x%x x%x\n",
1132 did, ndlp->nlp_flag, vport->fc_flag,
1133 vport->fc_rscn_id_cnt);
1134 } else {
1135 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1136 "0243 Skip x%x GFF "
1137 "NameServer Rsp Data: x%x x%x\n", did,
1138 vport->fc_flag, vport->fc_rscn_id_cnt);
1139 }
1140 out:
1141 /* Link up / RSCN discovery */
1142 if (vport->num_disc_nodes)
1143 vport->num_disc_nodes--;
1144 if (vport->num_disc_nodes == 0) {
1145 /*
1146 * The driver has cycled through all Nports in the RSCN payload.
1147 * Complete the handling by cleaning up and marking the
1148 * current driver state.
1149 */
1150 if (vport->port_state >= LPFC_DISC_AUTH) {
1151 if (vport->fc_flag & FC_RSCN_MODE) {
1152 lpfc_els_flush_rscn(vport);
1153 spin_lock_irq(shost->host_lock);
1154 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
1155 spin_unlock_irq(shost->host_lock);
1156 }
1157 else
1158 lpfc_els_flush_rscn(vport);
1159 }
1160 lpfc_disc_start(vport);
1161 }
1162 lpfc_ct_free_iocb(phba, cmdiocb);
1163 return;
1164 }
1165
1166 static void
1167 lpfc_cmpl_ct_cmd_gft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1168 struct lpfc_iocbq *rspiocb)
1169 {
1170 struct lpfc_vport *vport = cmdiocb->vport;
1171 IOCB_t *irsp = &rspiocb->iocb;
1172 struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *)cmdiocb->context1;
1173 struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *)cmdiocb->context2;
1174 struct lpfc_sli_ct_request *CTrsp;
1175 int did;
1176 struct lpfc_nodelist *ndlp;
1177 uint32_t fc4_data_0, fc4_data_1;
1178
1179 did = ((struct lpfc_sli_ct_request *)inp->virt)->un.gft.PortId;
1180 did = be32_to_cpu(did);
1181
1182 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1183 "GFT_ID cmpl: status:x%x/x%x did:x%x",
1184 irsp->ulpStatus, irsp->un.ulpWord[4], did);
1185
1186 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1187 /* Good status, continue checking */
1188 CTrsp = (struct lpfc_sli_ct_request *)outp->virt;
1189 fc4_data_0 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[0]);
1190 fc4_data_1 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[1]);
1191
1192 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1193 "6432 Process GFT_ID rsp for %08x "
1194 "Data %08x %08x %s %s\n",
1195 did, fc4_data_0, fc4_data_1,
1196 (fc4_data_0 & LPFC_FC4_TYPE_BITMASK) ?
1197 "FCP" : " ",
1198 (fc4_data_1 & LPFC_FC4_TYPE_BITMASK) ?
1199 "NVME" : " ");
1200
1201 ndlp = lpfc_findnode_did(vport, did);
1202 if (ndlp) {
1203 /* The bitmask value for FCP and NVME FCP types is
1204 * the same because they are 32 bits distant from
1205 * each other in word0 and word0.
1206 */
1207 if (fc4_data_0 & LPFC_FC4_TYPE_BITMASK)
1208 ndlp->nlp_fc4_type |= NLP_FC4_FCP;
1209 if (fc4_data_1 & LPFC_FC4_TYPE_BITMASK)
1210 ndlp->nlp_fc4_type |= NLP_FC4_NVME;
1211 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1212 "3064 Setting ndlp %p, DID x%06x with "
1213 "FC4 x%08x, Data: x%08x x%08x\n",
1214 ndlp, did, ndlp->nlp_fc4_type,
1215 FC_TYPE_FCP, FC_TYPE_NVME);
1216 ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE;
1217
1218 lpfc_nlp_set_state(vport, ndlp, NLP_STE_PRLI_ISSUE);
1219 lpfc_issue_els_prli(vport, ndlp, 0);
1220 }
1221 } else
1222 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
1223 "3065 GFT_ID failed x%08x\n", irsp->ulpStatus);
1224
1225 lpfc_ct_free_iocb(phba, cmdiocb);
1226 }
1227
1228 static void
1229 lpfc_cmpl_ct(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1230 struct lpfc_iocbq *rspiocb)
1231 {
1232 struct lpfc_vport *vport = cmdiocb->vport;
1233 struct lpfc_dmabuf *inp;
1234 struct lpfc_dmabuf *outp;
1235 IOCB_t *irsp;
1236 struct lpfc_sli_ct_request *CTrsp;
1237 struct lpfc_nodelist *ndlp;
1238 int cmdcode, rc;
1239 uint8_t retry;
1240 uint32_t latt;
1241
1242 /* First save ndlp, before we overwrite it */
1243 ndlp = cmdiocb->context_un.ndlp;
1244
1245 /* we pass cmdiocb to state machine which needs rspiocb as well */
1246 cmdiocb->context_un.rsp_iocb = rspiocb;
1247
1248 inp = (struct lpfc_dmabuf *) cmdiocb->context1;
1249 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1250 irsp = &rspiocb->iocb;
1251
1252 cmdcode = be16_to_cpu(((struct lpfc_sli_ct_request *) inp->virt)->
1253 CommandResponse.bits.CmdRsp);
1254 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1255
1256 latt = lpfc_els_chk_latt(vport);
1257
1258 /* RFT request completes status <ulpStatus> CmdRsp <CmdRsp> */
1259 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1260 "0209 CT Request completes, latt %d, "
1261 "ulpStatus x%x CmdRsp x%x, Context x%x, Tag x%x\n",
1262 latt, irsp->ulpStatus,
1263 CTrsp->CommandResponse.bits.CmdRsp,
1264 cmdiocb->iocb.ulpContext, cmdiocb->iocb.ulpIoTag);
1265
1266 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1267 "CT cmd cmpl: status:x%x/x%x cmd:x%x",
1268 irsp->ulpStatus, irsp->un.ulpWord[4], cmdcode);
1269
1270 if (irsp->ulpStatus) {
1271 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
1272 "0268 NS cmd x%x Error (x%x x%x)\n",
1273 cmdcode, irsp->ulpStatus, irsp->un.ulpWord[4]);
1274
1275 if ((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) &&
1276 (((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) ==
1277 IOERR_SLI_DOWN) ||
1278 ((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) ==
1279 IOERR_SLI_ABORTED)))
1280 goto out;
1281
1282 retry = cmdiocb->retry;
1283 if (retry >= LPFC_MAX_NS_RETRY)
1284 goto out;
1285
1286 retry++;
1287 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1288 "0250 Retrying NS cmd %x\n", cmdcode);
1289 rc = lpfc_ns_cmd(vport, cmdcode, retry, 0);
1290 if (rc == 0)
1291 goto out;
1292 }
1293
1294 out:
1295 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */
1296 lpfc_ct_free_iocb(phba, cmdiocb);
1297 return;
1298 }
1299
1300 static void
1301 lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1302 struct lpfc_iocbq *rspiocb)
1303 {
1304 IOCB_t *irsp = &rspiocb->iocb;
1305 struct lpfc_vport *vport = cmdiocb->vport;
1306
1307 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1308 struct lpfc_dmabuf *outp;
1309 struct lpfc_sli_ct_request *CTrsp;
1310
1311 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1312 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1313 if (CTrsp->CommandResponse.bits.CmdRsp ==
1314 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1315 vport->ct_flags |= FC_CT_RFT_ID;
1316 }
1317 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1318 return;
1319 }
1320
1321 static void
1322 lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1323 struct lpfc_iocbq *rspiocb)
1324 {
1325 IOCB_t *irsp = &rspiocb->iocb;
1326 struct lpfc_vport *vport = cmdiocb->vport;
1327
1328 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1329 struct lpfc_dmabuf *outp;
1330 struct lpfc_sli_ct_request *CTrsp;
1331
1332 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1333 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1334 if (CTrsp->CommandResponse.bits.CmdRsp ==
1335 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1336 vport->ct_flags |= FC_CT_RNN_ID;
1337 }
1338 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1339 return;
1340 }
1341
1342 static void
1343 lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1344 struct lpfc_iocbq *rspiocb)
1345 {
1346 IOCB_t *irsp = &rspiocb->iocb;
1347 struct lpfc_vport *vport = cmdiocb->vport;
1348
1349 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1350 struct lpfc_dmabuf *outp;
1351 struct lpfc_sli_ct_request *CTrsp;
1352
1353 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1354 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1355 if (CTrsp->CommandResponse.bits.CmdRsp ==
1356 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1357 vport->ct_flags |= FC_CT_RSPN_ID;
1358 }
1359 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1360 return;
1361 }
1362
1363 static void
1364 lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1365 struct lpfc_iocbq *rspiocb)
1366 {
1367 IOCB_t *irsp = &rspiocb->iocb;
1368 struct lpfc_vport *vport = cmdiocb->vport;
1369
1370 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1371 struct lpfc_dmabuf *outp;
1372 struct lpfc_sli_ct_request *CTrsp;
1373
1374 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1375 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1376 if (CTrsp->CommandResponse.bits.CmdRsp ==
1377 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1378 vport->ct_flags |= FC_CT_RSNN_NN;
1379 }
1380 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1381 return;
1382 }
1383
1384 static void
1385 lpfc_cmpl_ct_cmd_da_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1386 struct lpfc_iocbq *rspiocb)
1387 {
1388 struct lpfc_vport *vport = cmdiocb->vport;
1389
1390 /* even if it fails we will act as though it succeeded. */
1391 vport->ct_flags = 0;
1392 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1393 return;
1394 }
1395
1396 static void
1397 lpfc_cmpl_ct_cmd_rff_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_RFF_ID;
1412 }
1413 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1414 return;
1415 }
1416
1417 /*
1418 * Although the symbolic port name is thought to be an integer
1419 * as of January 18, 2016, leave it as a string until more of
1420 * the record state becomes defined.
1421 */
1422 int
1423 lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol,
1424 size_t size)
1425 {
1426 int n;
1427
1428 /*
1429 * Use the lpfc board number as the Symbolic Port
1430 * Name object. NPIV is not in play so this integer
1431 * value is sufficient and unique per FC-ID.
1432 */
1433 n = snprintf(symbol, size, "%d", vport->phba->brd_no);
1434 return n;
1435 }
1436
1437
1438 int
1439 lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol,
1440 size_t size)
1441 {
1442 char fwrev[FW_REV_STR_SIZE];
1443 int n;
1444
1445 lpfc_decode_firmware_rev(vport->phba, fwrev, 0);
1446
1447 n = snprintf(symbol, size, "Emulex %s", vport->phba->ModelName);
1448 if (size < n)
1449 return n;
1450
1451 n += snprintf(symbol + n, size - n, " FV%s", fwrev);
1452 if (size < n)
1453 return n;
1454
1455 n += snprintf(symbol + n, size - n, " DV%s.",
1456 lpfc_release_version);
1457 if (size < n)
1458 return n;
1459
1460 n += snprintf(symbol + n, size - n, " HN:%s.",
1461 init_utsname()->nodename);
1462 if (size < n)
1463 return n;
1464
1465 /* Note :- OS name is "Linux" */
1466 n += snprintf(symbol + n, size - n, " OS:%s\n",
1467 init_utsname()->sysname);
1468 return n;
1469 }
1470
1471 static uint32_t
1472 lpfc_find_map_node(struct lpfc_vport *vport)
1473 {
1474 struct lpfc_nodelist *ndlp, *next_ndlp;
1475 struct Scsi_Host *shost;
1476 uint32_t cnt = 0;
1477
1478 shost = lpfc_shost_from_vport(vport);
1479 spin_lock_irq(shost->host_lock);
1480 list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) {
1481 if (ndlp->nlp_type & NLP_FABRIC)
1482 continue;
1483 if ((ndlp->nlp_state == NLP_STE_MAPPED_NODE) ||
1484 (ndlp->nlp_state == NLP_STE_UNMAPPED_NODE))
1485 cnt++;
1486 }
1487 spin_unlock_irq(shost->host_lock);
1488 return cnt;
1489 }
1490
1491 /*
1492 * This routine will return the FC4 Type associated with the CT
1493 * GID_FT command.
1494 */
1495 int
1496 lpfc_get_gidft_type(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb)
1497 {
1498 struct lpfc_sli_ct_request *CtReq;
1499 struct lpfc_dmabuf *mp;
1500 uint32_t type;
1501
1502 mp = cmdiocb->context1;
1503 if (mp == NULL)
1504 return 0;
1505 CtReq = (struct lpfc_sli_ct_request *)mp->virt;
1506 type = (uint32_t)CtReq->un.gid.Fc4Type;
1507 if ((type != SLI_CTPT_FCP) && (type != SLI_CTPT_NVME))
1508 return 0;
1509 return type;
1510 }
1511
1512 /*
1513 * lpfc_ns_cmd
1514 * Description:
1515 * Issue Cmd to NameServer
1516 * SLI_CTNS_GID_FT
1517 * LI_CTNS_RFT_ID
1518 */
1519 int
1520 lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode,
1521 uint8_t retry, uint32_t context)
1522 {
1523 struct lpfc_nodelist * ndlp;
1524 struct lpfc_hba *phba = vport->phba;
1525 struct lpfc_dmabuf *mp, *bmp;
1526 struct lpfc_sli_ct_request *CtReq;
1527 struct ulp_bde64 *bpl;
1528 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
1529 struct lpfc_iocbq *) = NULL;
1530 uint32_t *ptr;
1531 uint32_t rsp_size = 1024;
1532 size_t size;
1533 int rc = 0;
1534
1535 ndlp = lpfc_findnode_did(vport, NameServer_DID);
1536 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)
1537 || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) {
1538 rc=1;
1539 goto ns_cmd_exit;
1540 }
1541
1542 /* fill in BDEs for command */
1543 /* Allocate buffer for command payload */
1544 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
1545 if (!mp) {
1546 rc=2;
1547 goto ns_cmd_exit;
1548 }
1549
1550 INIT_LIST_HEAD(&mp->list);
1551 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys));
1552 if (!mp->virt) {
1553 rc=3;
1554 goto ns_cmd_free_mp;
1555 }
1556
1557 /* Allocate buffer for Buffer ptr list */
1558 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
1559 if (!bmp) {
1560 rc=4;
1561 goto ns_cmd_free_mpvirt;
1562 }
1563
1564 INIT_LIST_HEAD(&bmp->list);
1565 bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys));
1566 if (!bmp->virt) {
1567 rc=5;
1568 goto ns_cmd_free_bmp;
1569 }
1570
1571 /* NameServer Req */
1572 lpfc_printf_vlog(vport, KERN_INFO ,LOG_DISCOVERY,
1573 "0236 NameServer Req Data: x%x x%x x%x x%x\n",
1574 cmdcode, vport->fc_flag, vport->fc_rscn_id_cnt,
1575 context);
1576
1577 bpl = (struct ulp_bde64 *) bmp->virt;
1578 memset(bpl, 0, sizeof(struct ulp_bde64));
1579 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
1580 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
1581 bpl->tus.f.bdeFlags = 0;
1582 if (cmdcode == SLI_CTNS_GID_FT)
1583 bpl->tus.f.bdeSize = GID_REQUEST_SZ;
1584 else if (cmdcode == SLI_CTNS_GID_PT)
1585 bpl->tus.f.bdeSize = GID_REQUEST_SZ;
1586 else if (cmdcode == SLI_CTNS_GFF_ID)
1587 bpl->tus.f.bdeSize = GFF_REQUEST_SZ;
1588 else if (cmdcode == SLI_CTNS_GFT_ID)
1589 bpl->tus.f.bdeSize = GFT_REQUEST_SZ;
1590 else if (cmdcode == SLI_CTNS_RFT_ID)
1591 bpl->tus.f.bdeSize = RFT_REQUEST_SZ;
1592 else if (cmdcode == SLI_CTNS_RNN_ID)
1593 bpl->tus.f.bdeSize = RNN_REQUEST_SZ;
1594 else if (cmdcode == SLI_CTNS_RSPN_ID)
1595 bpl->tus.f.bdeSize = RSPN_REQUEST_SZ;
1596 else if (cmdcode == SLI_CTNS_RSNN_NN)
1597 bpl->tus.f.bdeSize = RSNN_REQUEST_SZ;
1598 else if (cmdcode == SLI_CTNS_DA_ID)
1599 bpl->tus.f.bdeSize = DA_ID_REQUEST_SZ;
1600 else if (cmdcode == SLI_CTNS_RFF_ID)
1601 bpl->tus.f.bdeSize = RFF_REQUEST_SZ;
1602 else
1603 bpl->tus.f.bdeSize = 0;
1604 bpl->tus.w = le32_to_cpu(bpl->tus.w);
1605
1606 CtReq = (struct lpfc_sli_ct_request *) mp->virt;
1607 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request));
1608 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
1609 CtReq->RevisionId.bits.InId = 0;
1610 CtReq->FsType = SLI_CT_DIRECTORY_SERVICE;
1611 CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER;
1612 CtReq->CommandResponse.bits.Size = 0;
1613 switch (cmdcode) {
1614 case SLI_CTNS_GID_FT:
1615 CtReq->CommandResponse.bits.CmdRsp =
1616 cpu_to_be16(SLI_CTNS_GID_FT);
1617 CtReq->un.gid.Fc4Type = context;
1618
1619 if (vport->port_state < LPFC_NS_QRY)
1620 vport->port_state = LPFC_NS_QRY;
1621 lpfc_set_disctmo(vport);
1622 cmpl = lpfc_cmpl_ct_cmd_gid_ft;
1623 rsp_size = FC_MAX_NS_RSP;
1624 break;
1625
1626 case SLI_CTNS_GID_PT:
1627 CtReq->CommandResponse.bits.CmdRsp =
1628 cpu_to_be16(SLI_CTNS_GID_PT);
1629 CtReq->un.gid.PortType = context;
1630
1631 if (vport->port_state < LPFC_NS_QRY)
1632 vport->port_state = LPFC_NS_QRY;
1633 lpfc_set_disctmo(vport);
1634 cmpl = lpfc_cmpl_ct_cmd_gid_pt;
1635 rsp_size = FC_MAX_NS_RSP;
1636 break;
1637
1638 case SLI_CTNS_GFF_ID:
1639 CtReq->CommandResponse.bits.CmdRsp =
1640 cpu_to_be16(SLI_CTNS_GFF_ID);
1641 CtReq->un.gff.PortId = cpu_to_be32(context);
1642 cmpl = lpfc_cmpl_ct_cmd_gff_id;
1643 break;
1644
1645 case SLI_CTNS_GFT_ID:
1646 CtReq->CommandResponse.bits.CmdRsp =
1647 cpu_to_be16(SLI_CTNS_GFT_ID);
1648 CtReq->un.gft.PortId = cpu_to_be32(context);
1649 cmpl = lpfc_cmpl_ct_cmd_gft_id;
1650 break;
1651
1652 case SLI_CTNS_RFT_ID:
1653 vport->ct_flags &= ~FC_CT_RFT_ID;
1654 CtReq->CommandResponse.bits.CmdRsp =
1655 cpu_to_be16(SLI_CTNS_RFT_ID);
1656 CtReq->un.rft.PortId = cpu_to_be32(vport->fc_myDID);
1657
1658 /* Register FC4 FCP type if enabled. */
1659 if ((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
1660 (phba->cfg_enable_fc4_type == LPFC_ENABLE_FCP))
1661 CtReq->un.rft.fcpReg = 1;
1662
1663 /* Register NVME type if enabled. Defined LE and swapped.
1664 * rsvd[0] is used as word1 because of the hard-coded
1665 * word0 usage in the ct_request data structure.
1666 */
1667 if ((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
1668 (phba->cfg_enable_fc4_type == LPFC_ENABLE_NVME))
1669 CtReq->un.rft.rsvd[0] =
1670 cpu_to_be32(LPFC_FC4_TYPE_BITMASK);
1671
1672 ptr = (uint32_t *)CtReq;
1673 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1674 "6433 Issue RFT (%s %s): %08x %08x %08x %08x "
1675 "%08x %08x %08x %08x\n",
1676 CtReq->un.rft.fcpReg ? "FCP" : " ",
1677 CtReq->un.rft.rsvd[0] ? "NVME" : " ",
1678 *ptr, *(ptr + 1), *(ptr + 2), *(ptr + 3),
1679 *(ptr + 4), *(ptr + 5),
1680 *(ptr + 6), *(ptr + 7));
1681 cmpl = lpfc_cmpl_ct_cmd_rft_id;
1682 break;
1683
1684 case SLI_CTNS_RNN_ID:
1685 vport->ct_flags &= ~FC_CT_RNN_ID;
1686 CtReq->CommandResponse.bits.CmdRsp =
1687 cpu_to_be16(SLI_CTNS_RNN_ID);
1688 CtReq->un.rnn.PortId = cpu_to_be32(vport->fc_myDID);
1689 memcpy(CtReq->un.rnn.wwnn, &vport->fc_nodename,
1690 sizeof(struct lpfc_name));
1691 cmpl = lpfc_cmpl_ct_cmd_rnn_id;
1692 break;
1693
1694 case SLI_CTNS_RSPN_ID:
1695 vport->ct_flags &= ~FC_CT_RSPN_ID;
1696 CtReq->CommandResponse.bits.CmdRsp =
1697 cpu_to_be16(SLI_CTNS_RSPN_ID);
1698 CtReq->un.rspn.PortId = cpu_to_be32(vport->fc_myDID);
1699 size = sizeof(CtReq->un.rspn.symbname);
1700 CtReq->un.rspn.len =
1701 lpfc_vport_symbolic_port_name(vport,
1702 CtReq->un.rspn.symbname, size);
1703 cmpl = lpfc_cmpl_ct_cmd_rspn_id;
1704 break;
1705 case SLI_CTNS_RSNN_NN:
1706 vport->ct_flags &= ~FC_CT_RSNN_NN;
1707 CtReq->CommandResponse.bits.CmdRsp =
1708 cpu_to_be16(SLI_CTNS_RSNN_NN);
1709 memcpy(CtReq->un.rsnn.wwnn, &vport->fc_nodename,
1710 sizeof(struct lpfc_name));
1711 size = sizeof(CtReq->un.rsnn.symbname);
1712 CtReq->un.rsnn.len =
1713 lpfc_vport_symbolic_node_name(vport,
1714 CtReq->un.rsnn.symbname, size);
1715 cmpl = lpfc_cmpl_ct_cmd_rsnn_nn;
1716 break;
1717 case SLI_CTNS_DA_ID:
1718 /* Implement DA_ID Nameserver request */
1719 CtReq->CommandResponse.bits.CmdRsp =
1720 cpu_to_be16(SLI_CTNS_DA_ID);
1721 CtReq->un.da_id.port_id = cpu_to_be32(vport->fc_myDID);
1722 cmpl = lpfc_cmpl_ct_cmd_da_id;
1723 break;
1724 case SLI_CTNS_RFF_ID:
1725 vport->ct_flags &= ~FC_CT_RFF_ID;
1726 CtReq->CommandResponse.bits.CmdRsp =
1727 cpu_to_be16(SLI_CTNS_RFF_ID);
1728 CtReq->un.rff.PortId = cpu_to_be32(vport->fc_myDID);
1729 CtReq->un.rff.fbits = FC4_FEATURE_INIT;
1730
1731 /* The driver always supports FC_TYPE_FCP. However, the
1732 * caller can specify NVME (type x28) as well. But only
1733 * these that FC4 type is supported.
1734 */
1735 if (((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
1736 (phba->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) &&
1737 (context == FC_TYPE_NVME)) {
1738 if ((vport == phba->pport) && phba->nvmet_support) {
1739 CtReq->un.rff.fbits = (FC4_FEATURE_TARGET |
1740 FC4_FEATURE_NVME_DISC);
1741 lpfc_nvmet_update_targetport(phba);
1742 } else {
1743 lpfc_nvme_update_localport(vport);
1744 }
1745 CtReq->un.rff.type_code = context;
1746
1747 } else if (((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
1748 (phba->cfg_enable_fc4_type == LPFC_ENABLE_FCP)) &&
1749 (context == FC_TYPE_FCP))
1750 CtReq->un.rff.type_code = context;
1751
1752 else
1753 goto ns_cmd_free_bmpvirt;
1754
1755 ptr = (uint32_t *)CtReq;
1756 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1757 "6434 Issue RFF (%s): %08x %08x %08x %08x "
1758 "%08x %08x %08x %08x\n",
1759 (context == FC_TYPE_NVME) ? "NVME" : "FCP",
1760 *ptr, *(ptr + 1), *(ptr + 2), *(ptr + 3),
1761 *(ptr + 4), *(ptr + 5),
1762 *(ptr + 6), *(ptr + 7));
1763 cmpl = lpfc_cmpl_ct_cmd_rff_id;
1764 break;
1765 }
1766 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count
1767 * to hold ndlp reference for the corresponding callback function.
1768 */
1769 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) {
1770 /* On success, The cmpl function will free the buffers */
1771 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1772 "Issue CT cmd: cmd:x%x did:x%x",
1773 cmdcode, ndlp->nlp_DID, 0);
1774 return 0;
1775 }
1776 rc=6;
1777
1778 /* Decrement ndlp reference count to release ndlp reference held
1779 * for the failed command's callback function.
1780 */
1781 lpfc_nlp_put(ndlp);
1782
1783 ns_cmd_free_bmpvirt:
1784 lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
1785 ns_cmd_free_bmp:
1786 kfree(bmp);
1787 ns_cmd_free_mpvirt:
1788 lpfc_mbuf_free(phba, mp->virt, mp->phys);
1789 ns_cmd_free_mp:
1790 kfree(mp);
1791 ns_cmd_exit:
1792 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
1793 "0266 Issue NameServer Req x%x err %d Data: x%x x%x\n",
1794 cmdcode, rc, vport->fc_flag, vport->fc_rscn_id_cnt);
1795 return 1;
1796 }
1797
1798 /**
1799 * lpfc_cmpl_ct_disc_fdmi - Handle a discovery FDMI completion
1800 * @phba: Pointer to HBA context object.
1801 * @cmdiocb: Pointer to the command IOCBQ.
1802 * @rspiocb: Pointer to the response IOCBQ.
1803 *
1804 * This function to handle the completion of a driver initiated FDMI
1805 * CT command issued during discovery.
1806 */
1807 static void
1808 lpfc_cmpl_ct_disc_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1809 struct lpfc_iocbq *rspiocb)
1810 {
1811 struct lpfc_vport *vport = cmdiocb->vport;
1812 struct lpfc_dmabuf *inp = cmdiocb->context1;
1813 struct lpfc_dmabuf *outp = cmdiocb->context2;
1814 struct lpfc_sli_ct_request *CTcmd = inp->virt;
1815 struct lpfc_sli_ct_request *CTrsp = outp->virt;
1816 uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp;
1817 uint16_t fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp;
1818 IOCB_t *irsp = &rspiocb->iocb;
1819 struct lpfc_nodelist *ndlp;
1820 uint32_t latt, cmd, err;
1821
1822 latt = lpfc_els_chk_latt(vport);
1823 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1824 "FDMI cmpl: status:x%x/x%x latt:%d",
1825 irsp->ulpStatus, irsp->un.ulpWord[4], latt);
1826
1827 if (latt || irsp->ulpStatus) {
1828
1829 /* Look for a retryable error */
1830 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) {
1831 switch ((irsp->un.ulpWord[4] & IOERR_PARAM_MASK)) {
1832 case IOERR_SLI_ABORTED:
1833 case IOERR_ABORT_IN_PROGRESS:
1834 case IOERR_SEQUENCE_TIMEOUT:
1835 case IOERR_ILLEGAL_FRAME:
1836 case IOERR_NO_RESOURCES:
1837 case IOERR_ILLEGAL_COMMAND:
1838 cmdiocb->retry++;
1839 if (cmdiocb->retry >= LPFC_FDMI_MAX_RETRY)
1840 break;
1841
1842 /* Retry the same FDMI command */
1843 err = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING,
1844 cmdiocb, 0);
1845 if (err == IOCB_ERROR)
1846 break;
1847 return;
1848 default:
1849 break;
1850 }
1851 }
1852
1853 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1854 "0229 FDMI cmd %04x failed, latt = %d "
1855 "ulpStatus: x%x, rid x%x\n",
1856 be16_to_cpu(fdmi_cmd), latt, irsp->ulpStatus,
1857 irsp->un.ulpWord[4]);
1858 }
1859 lpfc_ct_free_iocb(phba, cmdiocb);
1860
1861 ndlp = lpfc_findnode_did(vport, FDMI_DID);
1862 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
1863 return;
1864
1865 /* Check for a CT LS_RJT response */
1866 cmd = be16_to_cpu(fdmi_cmd);
1867 if (fdmi_rsp == cpu_to_be16(SLI_CT_RESPONSE_FS_RJT)) {
1868 /* FDMI rsp failed */
1869 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1870 "0220 FDMI cmd failed FS_RJT Data: x%x", cmd);
1871
1872 /* Should we fallback to FDMI-2 / FDMI-1 ? */
1873 switch (cmd) {
1874 case SLI_MGMT_RHBA:
1875 if (vport->fdmi_hba_mask == LPFC_FDMI2_HBA_ATTR) {
1876 /* Fallback to FDMI-1 */
1877 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR;
1878 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR;
1879 /* Start over */
1880 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0);
1881 }
1882 return;
1883
1884 case SLI_MGMT_RPRT:
1885 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) {
1886 /* Fallback to FDMI-1 */
1887 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR;
1888 /* Start over */
1889 lpfc_fdmi_cmd(vport, ndlp, cmd, 0);
1890 }
1891 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) {
1892 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR;
1893 /* Retry the same command */
1894 lpfc_fdmi_cmd(vport, ndlp, cmd, 0);
1895 }
1896 return;
1897
1898 case SLI_MGMT_RPA:
1899 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) {
1900 /* Fallback to FDMI-1 */
1901 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR;
1902 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR;
1903 /* Start over */
1904 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0);
1905 }
1906 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) {
1907 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR;
1908 /* Retry the same command */
1909 lpfc_fdmi_cmd(vport, ndlp, cmd, 0);
1910 }
1911 return;
1912 }
1913 }
1914
1915 /*
1916 * On success, need to cycle thru FDMI registration for discovery
1917 * DHBA -> DPRT -> RHBA -> RPA (physical port)
1918 * DPRT -> RPRT (vports)
1919 */
1920 switch (cmd) {
1921 case SLI_MGMT_RHBA:
1922 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA, 0);
1923 break;
1924
1925 case SLI_MGMT_DHBA:
1926 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT, 0);
1927 break;
1928
1929 case SLI_MGMT_DPRT:
1930 if (vport->port_type == LPFC_PHYSICAL_PORT)
1931 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA, 0);
1932 else
1933 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 0);
1934 break;
1935 }
1936 return;
1937 }
1938
1939
1940 /**
1941 * lpfc_fdmi_num_disc_check - Check how many mapped NPorts we are connected to
1942 * @vport: pointer to a host virtual N_Port data structure.
1943 *
1944 * Called from hbeat timeout routine to check if the number of discovered
1945 * ports has changed. If so, re-register thar port Attribute.
1946 */
1947 void
1948 lpfc_fdmi_num_disc_check(struct lpfc_vport *vport)
1949 {
1950 struct lpfc_hba *phba = vport->phba;
1951 struct lpfc_nodelist *ndlp;
1952 uint16_t cnt;
1953
1954 if (!lpfc_is_link_up(phba))
1955 return;
1956
1957 /* Must be connected to a Fabric */
1958 if (!(vport->fc_flag & FC_FABRIC))
1959 return;
1960
1961 if (!(vport->fdmi_port_mask & LPFC_FDMI_PORT_ATTR_num_disc))
1962 return;
1963
1964 cnt = lpfc_find_map_node(vport);
1965 if (cnt == vport->fdmi_num_disc)
1966 return;
1967
1968 ndlp = lpfc_findnode_did(vport, FDMI_DID);
1969 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
1970 return;
1971
1972 if (vport->port_type == LPFC_PHYSICAL_PORT) {
1973 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA,
1974 LPFC_FDMI_PORT_ATTR_num_disc);
1975 } else {
1976 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT,
1977 LPFC_FDMI_PORT_ATTR_num_disc);
1978 }
1979 }
1980
1981 /* Routines for all individual HBA attributes */
1982 static int
1983 lpfc_fdmi_hba_attr_wwnn(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad)
1984 {
1985 struct lpfc_fdmi_attr_entry *ae;
1986 uint32_t size;
1987
1988 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1989 memset(ae, 0, sizeof(struct lpfc_name));
1990
1991 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.nodeName,
1992 sizeof(struct lpfc_name));
1993 size = FOURBYTES + sizeof(struct lpfc_name);
1994 ad->AttrLen = cpu_to_be16(size);
1995 ad->AttrType = cpu_to_be16(RHBA_NODENAME);
1996 return size;
1997 }
1998 static int
1999 lpfc_fdmi_hba_attr_manufacturer(struct lpfc_vport *vport,
2000 struct lpfc_fdmi_attr_def *ad)
2001 {
2002 struct lpfc_fdmi_attr_entry *ae;
2003 uint32_t len, size;
2004
2005 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2006 memset(ae, 0, 256);
2007
2008 strncpy(ae->un.AttrString,
2009 "Broadcom Inc.",
2010 sizeof(ae->un.AttrString));
2011 len = strnlen(ae->un.AttrString,
2012 sizeof(ae->un.AttrString));
2013 len += (len & 3) ? (4 - (len & 3)) : 4;
2014 size = FOURBYTES + len;
2015 ad->AttrLen = cpu_to_be16(size);
2016 ad->AttrType = cpu_to_be16(RHBA_MANUFACTURER);
2017 return size;
2018 }
2019
2020 static int
2021 lpfc_fdmi_hba_attr_sn(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad)
2022 {
2023 struct lpfc_hba *phba = vport->phba;
2024 struct lpfc_fdmi_attr_entry *ae;
2025 uint32_t len, size;
2026
2027 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2028 memset(ae, 0, 256);
2029
2030 strncpy(ae->un.AttrString, phba->SerialNumber,
2031 sizeof(ae->un.AttrString));
2032 len = strnlen(ae->un.AttrString,
2033 sizeof(ae->un.AttrString));
2034 len += (len & 3) ? (4 - (len & 3)) : 4;
2035 size = FOURBYTES + len;
2036 ad->AttrLen = cpu_to_be16(size);
2037 ad->AttrType = cpu_to_be16(RHBA_SERIAL_NUMBER);
2038 return size;
2039 }
2040
2041 static int
2042 lpfc_fdmi_hba_attr_model(struct lpfc_vport *vport,
2043 struct lpfc_fdmi_attr_def *ad)
2044 {
2045 struct lpfc_hba *phba = vport->phba;
2046 struct lpfc_fdmi_attr_entry *ae;
2047 uint32_t len, size;
2048
2049 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2050 memset(ae, 0, 256);
2051
2052 strncpy(ae->un.AttrString, phba->ModelName,
2053 sizeof(ae->un.AttrString));
2054 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
2055 len += (len & 3) ? (4 - (len & 3)) : 4;
2056 size = FOURBYTES + len;
2057 ad->AttrLen = cpu_to_be16(size);
2058 ad->AttrType = cpu_to_be16(RHBA_MODEL);
2059 return size;
2060 }
2061
2062 static int
2063 lpfc_fdmi_hba_attr_description(struct lpfc_vport *vport,
2064 struct lpfc_fdmi_attr_def *ad)
2065 {
2066 struct lpfc_hba *phba = vport->phba;
2067 struct lpfc_fdmi_attr_entry *ae;
2068 uint32_t len, size;
2069
2070 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2071 memset(ae, 0, 256);
2072
2073 strncpy(ae->un.AttrString, phba->ModelDesc,
2074 sizeof(ae->un.AttrString));
2075 len = strnlen(ae->un.AttrString,
2076 sizeof(ae->un.AttrString));
2077 len += (len & 3) ? (4 - (len & 3)) : 4;
2078 size = FOURBYTES + len;
2079 ad->AttrLen = cpu_to_be16(size);
2080 ad->AttrType = cpu_to_be16(RHBA_MODEL_DESCRIPTION);
2081 return size;
2082 }
2083
2084 static int
2085 lpfc_fdmi_hba_attr_hdw_ver(struct lpfc_vport *vport,
2086 struct lpfc_fdmi_attr_def *ad)
2087 {
2088 struct lpfc_hba *phba = vport->phba;
2089 lpfc_vpd_t *vp = &phba->vpd;
2090 struct lpfc_fdmi_attr_entry *ae;
2091 uint32_t i, j, incr, size;
2092
2093 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2094 memset(ae, 0, 256);
2095
2096 /* Convert JEDEC ID to ascii for hardware version */
2097 incr = vp->rev.biuRev;
2098 for (i = 0; i < 8; i++) {
2099 j = (incr & 0xf);
2100 if (j <= 9)
2101 ae->un.AttrString[7 - i] =
2102 (char)((uint8_t) 0x30 +
2103 (uint8_t) j);
2104 else
2105 ae->un.AttrString[7 - i] =
2106 (char)((uint8_t) 0x61 +
2107 (uint8_t) (j - 10));
2108 incr = (incr >> 4);
2109 }
2110 size = FOURBYTES + 8;
2111 ad->AttrLen = cpu_to_be16(size);
2112 ad->AttrType = cpu_to_be16(RHBA_HARDWARE_VERSION);
2113 return size;
2114 }
2115
2116 static int
2117 lpfc_fdmi_hba_attr_drvr_ver(struct lpfc_vport *vport,
2118 struct lpfc_fdmi_attr_def *ad)
2119 {
2120 struct lpfc_fdmi_attr_entry *ae;
2121 uint32_t len, size;
2122
2123 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2124 memset(ae, 0, 256);
2125
2126 strncpy(ae->un.AttrString, lpfc_release_version,
2127 sizeof(ae->un.AttrString));
2128 len = strnlen(ae->un.AttrString,
2129 sizeof(ae->un.AttrString));
2130 len += (len & 3) ? (4 - (len & 3)) : 4;
2131 size = FOURBYTES + len;
2132 ad->AttrLen = cpu_to_be16(size);
2133 ad->AttrType = cpu_to_be16(RHBA_DRIVER_VERSION);
2134 return size;
2135 }
2136
2137 static int
2138 lpfc_fdmi_hba_attr_rom_ver(struct lpfc_vport *vport,
2139 struct lpfc_fdmi_attr_def *ad)
2140 {
2141 struct lpfc_hba *phba = vport->phba;
2142 struct lpfc_fdmi_attr_entry *ae;
2143 uint32_t len, size;
2144
2145 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2146 memset(ae, 0, 256);
2147
2148 if (phba->sli_rev == LPFC_SLI_REV4)
2149 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1);
2150 else
2151 strncpy(ae->un.AttrString, phba->OptionROMVersion,
2152 sizeof(ae->un.AttrString));
2153 len = strnlen(ae->un.AttrString,
2154 sizeof(ae->un.AttrString));
2155 len += (len & 3) ? (4 - (len & 3)) : 4;
2156 size = FOURBYTES + len;
2157 ad->AttrLen = cpu_to_be16(size);
2158 ad->AttrType = cpu_to_be16(RHBA_OPTION_ROM_VERSION);
2159 return size;
2160 }
2161
2162 static int
2163 lpfc_fdmi_hba_attr_fmw_ver(struct lpfc_vport *vport,
2164 struct lpfc_fdmi_attr_def *ad)
2165 {
2166 struct lpfc_hba *phba = vport->phba;
2167 struct lpfc_fdmi_attr_entry *ae;
2168 uint32_t len, size;
2169
2170 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2171 memset(ae, 0, 256);
2172
2173 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1);
2174 len = strnlen(ae->un.AttrString,
2175 sizeof(ae->un.AttrString));
2176 len += (len & 3) ? (4 - (len & 3)) : 4;
2177 size = FOURBYTES + len;
2178 ad->AttrLen = cpu_to_be16(size);
2179 ad->AttrType = cpu_to_be16(RHBA_FIRMWARE_VERSION);
2180 return size;
2181 }
2182
2183 static int
2184 lpfc_fdmi_hba_attr_os_ver(struct lpfc_vport *vport,
2185 struct lpfc_fdmi_attr_def *ad)
2186 {
2187 struct lpfc_fdmi_attr_entry *ae;
2188 uint32_t len, size;
2189
2190 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2191 memset(ae, 0, 256);
2192
2193 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s %s %s",
2194 init_utsname()->sysname,
2195 init_utsname()->release,
2196 init_utsname()->version);
2197
2198 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
2199 len += (len & 3) ? (4 - (len & 3)) : 4;
2200 size = FOURBYTES + len;
2201 ad->AttrLen = cpu_to_be16(size);
2202 ad->AttrType = cpu_to_be16(RHBA_OS_NAME_VERSION);
2203 return size;
2204 }
2205
2206 static int
2207 lpfc_fdmi_hba_attr_ct_len(struct lpfc_vport *vport,
2208 struct lpfc_fdmi_attr_def *ad)
2209 {
2210 struct lpfc_fdmi_attr_entry *ae;
2211 uint32_t size;
2212
2213 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2214
2215 ae->un.AttrInt = cpu_to_be32(LPFC_MAX_CT_SIZE);
2216 size = FOURBYTES + sizeof(uint32_t);
2217 ad->AttrLen = cpu_to_be16(size);
2218 ad->AttrType = cpu_to_be16(RHBA_MAX_CT_PAYLOAD_LEN);
2219 return size;
2220 }
2221
2222 static int
2223 lpfc_fdmi_hba_attr_symbolic_name(struct lpfc_vport *vport,
2224 struct lpfc_fdmi_attr_def *ad)
2225 {
2226 struct lpfc_fdmi_attr_entry *ae;
2227 uint32_t len, size;
2228
2229 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2230 memset(ae, 0, 256);
2231
2232 len = lpfc_vport_symbolic_node_name(vport,
2233 ae->un.AttrString, 256);
2234 len += (len & 3) ? (4 - (len & 3)) : 4;
2235 size = FOURBYTES + len;
2236 ad->AttrLen = cpu_to_be16(size);
2237 ad->AttrType = cpu_to_be16(RHBA_SYM_NODENAME);
2238 return size;
2239 }
2240
2241 static int
2242 lpfc_fdmi_hba_attr_vendor_info(struct lpfc_vport *vport,
2243 struct lpfc_fdmi_attr_def *ad)
2244 {
2245 struct lpfc_fdmi_attr_entry *ae;
2246 uint32_t size;
2247
2248 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2249
2250 /* Nothing is defined for this currently */
2251 ae->un.AttrInt = cpu_to_be32(0);
2252 size = FOURBYTES + sizeof(uint32_t);
2253 ad->AttrLen = cpu_to_be16(size);
2254 ad->AttrType = cpu_to_be16(RHBA_VENDOR_INFO);
2255 return size;
2256 }
2257
2258 static int
2259 lpfc_fdmi_hba_attr_num_ports(struct lpfc_vport *vport,
2260 struct lpfc_fdmi_attr_def *ad)
2261 {
2262 struct lpfc_fdmi_attr_entry *ae;
2263 uint32_t size;
2264
2265 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2266
2267 /* Each driver instance corresponds to a single port */
2268 ae->un.AttrInt = cpu_to_be32(1);
2269 size = FOURBYTES + sizeof(uint32_t);
2270 ad->AttrLen = cpu_to_be16(size);
2271 ad->AttrType = cpu_to_be16(RHBA_NUM_PORTS);
2272 return size;
2273 }
2274
2275 static int
2276 lpfc_fdmi_hba_attr_fabric_wwnn(struct lpfc_vport *vport,
2277 struct lpfc_fdmi_attr_def *ad)
2278 {
2279 struct lpfc_fdmi_attr_entry *ae;
2280 uint32_t size;
2281
2282 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2283 memset(ae, 0, sizeof(struct lpfc_name));
2284
2285 memcpy(&ae->un.AttrWWN, &vport->fabric_nodename,
2286 sizeof(struct lpfc_name));
2287 size = FOURBYTES + sizeof(struct lpfc_name);
2288 ad->AttrLen = cpu_to_be16(size);
2289 ad->AttrType = cpu_to_be16(RHBA_FABRIC_WWNN);
2290 return size;
2291 }
2292
2293 static int
2294 lpfc_fdmi_hba_attr_bios_ver(struct lpfc_vport *vport,
2295 struct lpfc_fdmi_attr_def *ad)
2296 {
2297 struct lpfc_hba *phba = vport->phba;
2298 struct lpfc_fdmi_attr_entry *ae;
2299 uint32_t len, size;
2300
2301 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2302 memset(ae, 0, 256);
2303
2304 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1);
2305 len = strnlen(ae->un.AttrString,
2306 sizeof(ae->un.AttrString));
2307 len += (len & 3) ? (4 - (len & 3)) : 4;
2308 size = FOURBYTES + len;
2309 ad->AttrLen = cpu_to_be16(size);
2310 ad->AttrType = cpu_to_be16(RHBA_BIOS_VERSION);
2311 return size;
2312 }
2313
2314 static int
2315 lpfc_fdmi_hba_attr_bios_state(struct lpfc_vport *vport,
2316 struct lpfc_fdmi_attr_def *ad)
2317 {
2318 struct lpfc_fdmi_attr_entry *ae;
2319 uint32_t size;
2320
2321 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2322
2323 /* Driver doesn't have access to this information */
2324 ae->un.AttrInt = cpu_to_be32(0);
2325 size = FOURBYTES + sizeof(uint32_t);
2326 ad->AttrLen = cpu_to_be16(size);
2327 ad->AttrType = cpu_to_be16(RHBA_BIOS_STATE);
2328 return size;
2329 }
2330
2331 static int
2332 lpfc_fdmi_hba_attr_vendor_id(struct lpfc_vport *vport,
2333 struct lpfc_fdmi_attr_def *ad)
2334 {
2335 struct lpfc_fdmi_attr_entry *ae;
2336 uint32_t len, size;
2337
2338 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2339 memset(ae, 0, 256);
2340
2341 strncpy(ae->un.AttrString, "EMULEX",
2342 sizeof(ae->un.AttrString));
2343 len = strnlen(ae->un.AttrString,
2344 sizeof(ae->un.AttrString));
2345 len += (len & 3) ? (4 - (len & 3)) : 4;
2346 size = FOURBYTES + len;
2347 ad->AttrLen = cpu_to_be16(size);
2348 ad->AttrType = cpu_to_be16(RHBA_VENDOR_ID);
2349 return size;
2350 }
2351
2352 /* Routines for all individual PORT attributes */
2353 static int
2354 lpfc_fdmi_port_attr_fc4type(struct lpfc_vport *vport,
2355 struct lpfc_fdmi_attr_def *ad)
2356 {
2357 struct lpfc_fdmi_attr_entry *ae;
2358 uint32_t size;
2359
2360 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2361 memset(ae, 0, 32);
2362
2363 ae->un.AttrTypes[3] = 0x02; /* Type 1 - ELS */
2364 ae->un.AttrTypes[2] = 0x01; /* Type 8 - FCP */
2365 ae->un.AttrTypes[6] = 0x01; /* Type 40 - NVME */
2366 ae->un.AttrTypes[7] = 0x01; /* Type 32 - CT */
2367 size = FOURBYTES + 32;
2368 ad->AttrLen = cpu_to_be16(size);
2369 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_FC4_TYPES);
2370 return size;
2371 }
2372
2373 static int
2374 lpfc_fdmi_port_attr_support_speed(struct lpfc_vport *vport,
2375 struct lpfc_fdmi_attr_def *ad)
2376 {
2377 struct lpfc_hba *phba = vport->phba;
2378 struct lpfc_fdmi_attr_entry *ae;
2379 uint32_t size;
2380
2381 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2382
2383 ae->un.AttrInt = 0;
2384 if (!(phba->hba_flag & HBA_FCOE_MODE)) {
2385 if (phba->lmt & LMT_128Gb)
2386 ae->un.AttrInt |= HBA_PORTSPEED_128GFC;
2387 if (phba->lmt & LMT_64Gb)
2388 ae->un.AttrInt |= HBA_PORTSPEED_64GFC;
2389 if (phba->lmt & LMT_32Gb)
2390 ae->un.AttrInt |= HBA_PORTSPEED_32GFC;
2391 if (phba->lmt & LMT_16Gb)
2392 ae->un.AttrInt |= HBA_PORTSPEED_16GFC;
2393 if (phba->lmt & LMT_10Gb)
2394 ae->un.AttrInt |= HBA_PORTSPEED_10GFC;
2395 if (phba->lmt & LMT_8Gb)
2396 ae->un.AttrInt |= HBA_PORTSPEED_8GFC;
2397 if (phba->lmt & LMT_4Gb)
2398 ae->un.AttrInt |= HBA_PORTSPEED_4GFC;
2399 if (phba->lmt & LMT_2Gb)
2400 ae->un.AttrInt |= HBA_PORTSPEED_2GFC;
2401 if (phba->lmt & LMT_1Gb)
2402 ae->un.AttrInt |= HBA_PORTSPEED_1GFC;
2403 } else {
2404 /* FCoE links support only one speed */
2405 switch (phba->fc_linkspeed) {
2406 case LPFC_ASYNC_LINK_SPEED_10GBPS:
2407 ae->un.AttrInt = HBA_PORTSPEED_10GE;
2408 break;
2409 case LPFC_ASYNC_LINK_SPEED_25GBPS:
2410 ae->un.AttrInt = HBA_PORTSPEED_25GE;
2411 break;
2412 case LPFC_ASYNC_LINK_SPEED_40GBPS:
2413 ae->un.AttrInt = HBA_PORTSPEED_40GE;
2414 break;
2415 case LPFC_ASYNC_LINK_SPEED_100GBPS:
2416 ae->un.AttrInt = HBA_PORTSPEED_100GE;
2417 break;
2418 }
2419 }
2420 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt);
2421 size = FOURBYTES + sizeof(uint32_t);
2422 ad->AttrLen = cpu_to_be16(size);
2423 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_SPEED);
2424 return size;
2425 }
2426
2427 static int
2428 lpfc_fdmi_port_attr_speed(struct lpfc_vport *vport,
2429 struct lpfc_fdmi_attr_def *ad)
2430 {
2431 struct lpfc_hba *phba = vport->phba;
2432 struct lpfc_fdmi_attr_entry *ae;
2433 uint32_t size;
2434
2435 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2436
2437 if (!(phba->hba_flag & HBA_FCOE_MODE)) {
2438 switch (phba->fc_linkspeed) {
2439 case LPFC_LINK_SPEED_1GHZ:
2440 ae->un.AttrInt = HBA_PORTSPEED_1GFC;
2441 break;
2442 case LPFC_LINK_SPEED_2GHZ:
2443 ae->un.AttrInt = HBA_PORTSPEED_2GFC;
2444 break;
2445 case LPFC_LINK_SPEED_4GHZ:
2446 ae->un.AttrInt = HBA_PORTSPEED_4GFC;
2447 break;
2448 case LPFC_LINK_SPEED_8GHZ:
2449 ae->un.AttrInt = HBA_PORTSPEED_8GFC;
2450 break;
2451 case LPFC_LINK_SPEED_10GHZ:
2452 ae->un.AttrInt = HBA_PORTSPEED_10GFC;
2453 break;
2454 case LPFC_LINK_SPEED_16GHZ:
2455 ae->un.AttrInt = HBA_PORTSPEED_16GFC;
2456 break;
2457 case LPFC_LINK_SPEED_32GHZ:
2458 ae->un.AttrInt = HBA_PORTSPEED_32GFC;
2459 break;
2460 case LPFC_LINK_SPEED_64GHZ:
2461 ae->un.AttrInt = HBA_PORTSPEED_64GFC;
2462 break;
2463 case LPFC_LINK_SPEED_128GHZ:
2464 ae->un.AttrInt = HBA_PORTSPEED_128GFC;
2465 break;
2466 default:
2467 ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN;
2468 break;
2469 }
2470 } else {
2471 switch (phba->fc_linkspeed) {
2472 case LPFC_ASYNC_LINK_SPEED_10GBPS:
2473 ae->un.AttrInt = HBA_PORTSPEED_10GE;
2474 break;
2475 case LPFC_ASYNC_LINK_SPEED_25GBPS:
2476 ae->un.AttrInt = HBA_PORTSPEED_25GE;
2477 break;
2478 case LPFC_ASYNC_LINK_SPEED_40GBPS:
2479 ae->un.AttrInt = HBA_PORTSPEED_40GE;
2480 break;
2481 case LPFC_ASYNC_LINK_SPEED_100GBPS:
2482 ae->un.AttrInt = HBA_PORTSPEED_100GE;
2483 break;
2484 default:
2485 ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN;
2486 break;
2487 }
2488 }
2489
2490 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt);
2491 size = FOURBYTES + sizeof(uint32_t);
2492 ad->AttrLen = cpu_to_be16(size);
2493 ad->AttrType = cpu_to_be16(RPRT_PORT_SPEED);
2494 return size;
2495 }
2496
2497 static int
2498 lpfc_fdmi_port_attr_max_frame(struct lpfc_vport *vport,
2499 struct lpfc_fdmi_attr_def *ad)
2500 {
2501 struct serv_parm *hsp;
2502 struct lpfc_fdmi_attr_entry *ae;
2503 uint32_t size;
2504
2505 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2506
2507 hsp = (struct serv_parm *)&vport->fc_sparam;
2508 ae->un.AttrInt = (((uint32_t) hsp->cmn.bbRcvSizeMsb) << 8) |
2509 (uint32_t) hsp->cmn.bbRcvSizeLsb;
2510 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt);
2511 size = FOURBYTES + sizeof(uint32_t);
2512 ad->AttrLen = cpu_to_be16(size);
2513 ad->AttrType = cpu_to_be16(RPRT_MAX_FRAME_SIZE);
2514 return size;
2515 }
2516
2517 static int
2518 lpfc_fdmi_port_attr_os_devname(struct lpfc_vport *vport,
2519 struct lpfc_fdmi_attr_def *ad)
2520 {
2521 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
2522 struct lpfc_fdmi_attr_entry *ae;
2523 uint32_t len, size;
2524
2525 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2526 memset(ae, 0, 256);
2527
2528 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString),
2529 "/sys/class/scsi_host/host%d", shost->host_no);
2530 len = strnlen((char *)ae->un.AttrString,
2531 sizeof(ae->un.AttrString));
2532 len += (len & 3) ? (4 - (len & 3)) : 4;
2533 size = FOURBYTES + len;
2534 ad->AttrLen = cpu_to_be16(size);
2535 ad->AttrType = cpu_to_be16(RPRT_OS_DEVICE_NAME);
2536 return size;
2537 }
2538
2539 static int
2540 lpfc_fdmi_port_attr_host_name(struct lpfc_vport *vport,
2541 struct lpfc_fdmi_attr_def *ad)
2542 {
2543 struct lpfc_fdmi_attr_entry *ae;
2544 uint32_t len, size;
2545
2546 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2547 memset(ae, 0, 256);
2548
2549 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s",
2550 init_utsname()->nodename);
2551
2552 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
2553 len += (len & 3) ? (4 - (len & 3)) : 4;
2554 size = FOURBYTES + len;
2555 ad->AttrLen = cpu_to_be16(size);
2556 ad->AttrType = cpu_to_be16(RPRT_HOST_NAME);
2557 return size;
2558 }
2559
2560 static int
2561 lpfc_fdmi_port_attr_wwnn(struct lpfc_vport *vport,
2562 struct lpfc_fdmi_attr_def *ad)
2563 {
2564 struct lpfc_fdmi_attr_entry *ae;
2565 uint32_t size;
2566
2567 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2568 memset(ae, 0, sizeof(struct lpfc_name));
2569
2570 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.nodeName,
2571 sizeof(struct lpfc_name));
2572 size = FOURBYTES + sizeof(struct lpfc_name);
2573 ad->AttrLen = cpu_to_be16(size);
2574 ad->AttrType = cpu_to_be16(RPRT_NODENAME);
2575 return size;
2576 }
2577
2578 static int
2579 lpfc_fdmi_port_attr_wwpn(struct lpfc_vport *vport,
2580 struct lpfc_fdmi_attr_def *ad)
2581 {
2582 struct lpfc_fdmi_attr_entry *ae;
2583 uint32_t size;
2584
2585 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2586 memset(ae, 0, sizeof(struct lpfc_name));
2587
2588 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.portName,
2589 sizeof(struct lpfc_name));
2590 size = FOURBYTES + sizeof(struct lpfc_name);
2591 ad->AttrLen = cpu_to_be16(size);
2592 ad->AttrType = cpu_to_be16(RPRT_PORTNAME);
2593 return size;
2594 }
2595
2596 static int
2597 lpfc_fdmi_port_attr_symbolic_name(struct lpfc_vport *vport,
2598 struct lpfc_fdmi_attr_def *ad)
2599 {
2600 struct lpfc_fdmi_attr_entry *ae;
2601 uint32_t len, size;
2602
2603 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2604 memset(ae, 0, 256);
2605
2606 len = lpfc_vport_symbolic_port_name(vport, ae->un.AttrString, 256);
2607 len += (len & 3) ? (4 - (len & 3)) : 4;
2608 size = FOURBYTES + len;
2609 ad->AttrLen = cpu_to_be16(size);
2610 ad->AttrType = cpu_to_be16(RPRT_SYM_PORTNAME);
2611 return size;
2612 }
2613
2614 static int
2615 lpfc_fdmi_port_attr_port_type(struct lpfc_vport *vport,
2616 struct lpfc_fdmi_attr_def *ad)
2617 {
2618 struct lpfc_hba *phba = vport->phba;
2619 struct lpfc_fdmi_attr_entry *ae;
2620 uint32_t size;
2621
2622 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2623 if (phba->fc_topology == LPFC_TOPOLOGY_LOOP)
2624 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTTYPE_NLPORT);
2625 else
2626 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTTYPE_NPORT);
2627 size = FOURBYTES + sizeof(uint32_t);
2628 ad->AttrLen = cpu_to_be16(size);
2629 ad->AttrType = cpu_to_be16(RPRT_PORT_TYPE);
2630 return size;
2631 }
2632
2633 static int
2634 lpfc_fdmi_port_attr_class(struct lpfc_vport *vport,
2635 struct lpfc_fdmi_attr_def *ad)
2636 {
2637 struct lpfc_fdmi_attr_entry *ae;
2638 uint32_t size;
2639
2640 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2641 ae->un.AttrInt = cpu_to_be32(FC_COS_CLASS2 | FC_COS_CLASS3);
2642 size = FOURBYTES + sizeof(uint32_t);
2643 ad->AttrLen = cpu_to_be16(size);
2644 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_CLASS);
2645 return size;
2646 }
2647
2648 static int
2649 lpfc_fdmi_port_attr_fabric_wwpn(struct lpfc_vport *vport,
2650 struct lpfc_fdmi_attr_def *ad)
2651 {
2652 struct lpfc_fdmi_attr_entry *ae;
2653 uint32_t size;
2654
2655 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2656 memset(ae, 0, sizeof(struct lpfc_name));
2657
2658 memcpy(&ae->un.AttrWWN, &vport->fabric_portname,
2659 sizeof(struct lpfc_name));
2660 size = FOURBYTES + sizeof(struct lpfc_name);
2661 ad->AttrLen = cpu_to_be16(size);
2662 ad->AttrType = cpu_to_be16(RPRT_FABRICNAME);
2663 return size;
2664 }
2665
2666 static int
2667 lpfc_fdmi_port_attr_active_fc4type(struct lpfc_vport *vport,
2668 struct lpfc_fdmi_attr_def *ad)
2669 {
2670 struct lpfc_fdmi_attr_entry *ae;
2671 uint32_t size;
2672
2673 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2674 memset(ae, 0, 32);
2675
2676 ae->un.AttrTypes[3] = 0x02; /* Type 1 - ELS */
2677 ae->un.AttrTypes[2] = 0x01; /* Type 8 - FCP */
2678 ae->un.AttrTypes[7] = 0x01; /* Type 32 - CT */
2679 size = FOURBYTES + 32;
2680 ad->AttrLen = cpu_to_be16(size);
2681 ad->AttrType = cpu_to_be16(RPRT_ACTIVE_FC4_TYPES);
2682 return size;
2683 }
2684
2685 static int
2686 lpfc_fdmi_port_attr_port_state(struct lpfc_vport *vport,
2687 struct lpfc_fdmi_attr_def *ad)
2688 {
2689 struct lpfc_fdmi_attr_entry *ae;
2690 uint32_t size;
2691
2692 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2693 /* Link Up - operational */
2694 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTSTATE_ONLINE);
2695 size = FOURBYTES + sizeof(uint32_t);
2696 ad->AttrLen = cpu_to_be16(size);
2697 ad->AttrType = cpu_to_be16(RPRT_PORT_STATE);
2698 return size;
2699 }
2700
2701 static int
2702 lpfc_fdmi_port_attr_num_disc(struct lpfc_vport *vport,
2703 struct lpfc_fdmi_attr_def *ad)
2704 {
2705 struct lpfc_fdmi_attr_entry *ae;
2706 uint32_t size;
2707
2708 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2709 vport->fdmi_num_disc = lpfc_find_map_node(vport);
2710 ae->un.AttrInt = cpu_to_be32(vport->fdmi_num_disc);
2711 size = FOURBYTES + sizeof(uint32_t);
2712 ad->AttrLen = cpu_to_be16(size);
2713 ad->AttrType = cpu_to_be16(RPRT_DISC_PORT);
2714 return size;
2715 }
2716
2717 static int
2718 lpfc_fdmi_port_attr_nportid(struct lpfc_vport *vport,
2719 struct lpfc_fdmi_attr_def *ad)
2720 {
2721 struct lpfc_fdmi_attr_entry *ae;
2722 uint32_t size;
2723
2724 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2725 ae->un.AttrInt = cpu_to_be32(vport->fc_myDID);
2726 size = FOURBYTES + sizeof(uint32_t);
2727 ad->AttrLen = cpu_to_be16(size);
2728 ad->AttrType = cpu_to_be16(RPRT_PORT_ID);
2729 return size;
2730 }
2731
2732 static int
2733 lpfc_fdmi_smart_attr_service(struct lpfc_vport *vport,
2734 struct lpfc_fdmi_attr_def *ad)
2735 {
2736 struct lpfc_fdmi_attr_entry *ae;
2737 uint32_t len, size;
2738
2739 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2740 memset(ae, 0, 256);
2741
2742 strncpy(ae->un.AttrString, "Smart SAN Initiator",
2743 sizeof(ae->un.AttrString));
2744 len = strnlen(ae->un.AttrString,
2745 sizeof(ae->un.AttrString));
2746 len += (len & 3) ? (4 - (len & 3)) : 4;
2747 size = FOURBYTES + len;
2748 ad->AttrLen = cpu_to_be16(size);
2749 ad->AttrType = cpu_to_be16(RPRT_SMART_SERVICE);
2750 return size;
2751 }
2752
2753 static int
2754 lpfc_fdmi_smart_attr_guid(struct lpfc_vport *vport,
2755 struct lpfc_fdmi_attr_def *ad)
2756 {
2757 struct lpfc_fdmi_attr_entry *ae;
2758 uint32_t size;
2759
2760 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2761 memset(ae, 0, 256);
2762
2763 memcpy(&ae->un.AttrString, &vport->fc_sparam.nodeName,
2764 sizeof(struct lpfc_name));
2765 memcpy((((uint8_t *)&ae->un.AttrString) +
2766 sizeof(struct lpfc_name)),
2767 &vport->fc_sparam.portName, sizeof(struct lpfc_name));
2768 size = FOURBYTES + (2 * sizeof(struct lpfc_name));
2769 ad->AttrLen = cpu_to_be16(size);
2770 ad->AttrType = cpu_to_be16(RPRT_SMART_GUID);
2771 return size;
2772 }
2773
2774 static int
2775 lpfc_fdmi_smart_attr_version(struct lpfc_vport *vport,
2776 struct lpfc_fdmi_attr_def *ad)
2777 {
2778 struct lpfc_fdmi_attr_entry *ae;
2779 uint32_t len, size;
2780
2781 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2782 memset(ae, 0, 256);
2783
2784 strncpy(ae->un.AttrString, "Smart SAN Version 2.0",
2785 sizeof(ae->un.AttrString));
2786 len = strnlen(ae->un.AttrString,
2787 sizeof(ae->un.AttrString));
2788 len += (len & 3) ? (4 - (len & 3)) : 4;
2789 size = FOURBYTES + len;
2790 ad->AttrLen = cpu_to_be16(size);
2791 ad->AttrType = cpu_to_be16(RPRT_SMART_VERSION);
2792 return size;
2793 }
2794
2795 static int
2796 lpfc_fdmi_smart_attr_model(struct lpfc_vport *vport,
2797 struct lpfc_fdmi_attr_def *ad)
2798 {
2799 struct lpfc_hba *phba = vport->phba;
2800 struct lpfc_fdmi_attr_entry *ae;
2801 uint32_t len, size;
2802
2803 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2804 memset(ae, 0, 256);
2805
2806 strncpy(ae->un.AttrString, phba->ModelName,
2807 sizeof(ae->un.AttrString));
2808 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
2809 len += (len & 3) ? (4 - (len & 3)) : 4;
2810 size = FOURBYTES + len;
2811 ad->AttrLen = cpu_to_be16(size);
2812 ad->AttrType = cpu_to_be16(RPRT_SMART_MODEL);
2813 return size;
2814 }
2815
2816 static int
2817 lpfc_fdmi_smart_attr_port_info(struct lpfc_vport *vport,
2818 struct lpfc_fdmi_attr_def *ad)
2819 {
2820 struct lpfc_fdmi_attr_entry *ae;
2821 uint32_t size;
2822
2823 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2824
2825 /* SRIOV (type 3) is not supported */
2826 if (vport->vpi)
2827 ae->un.AttrInt = cpu_to_be32(2); /* NPIV */
2828 else
2829 ae->un.AttrInt = cpu_to_be32(1); /* Physical */
2830 size = FOURBYTES + sizeof(uint32_t);
2831 ad->AttrLen = cpu_to_be16(size);
2832 ad->AttrType = cpu_to_be16(RPRT_SMART_PORT_INFO);
2833 return size;
2834 }
2835
2836 static int
2837 lpfc_fdmi_smart_attr_qos(struct lpfc_vport *vport,
2838 struct lpfc_fdmi_attr_def *ad)
2839 {
2840 struct lpfc_fdmi_attr_entry *ae;
2841 uint32_t size;
2842
2843 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2844 ae->un.AttrInt = cpu_to_be32(0);
2845 size = FOURBYTES + sizeof(uint32_t);
2846 ad->AttrLen = cpu_to_be16(size);
2847 ad->AttrType = cpu_to_be16(RPRT_SMART_QOS);
2848 return size;
2849 }
2850
2851 static int
2852 lpfc_fdmi_smart_attr_security(struct lpfc_vport *vport,
2853 struct lpfc_fdmi_attr_def *ad)
2854 {
2855 struct lpfc_fdmi_attr_entry *ae;
2856 uint32_t size;
2857
2858 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2859 ae->un.AttrInt = cpu_to_be32(1);
2860 size = FOURBYTES + sizeof(uint32_t);
2861 ad->AttrLen = cpu_to_be16(size);
2862 ad->AttrType = cpu_to_be16(RPRT_SMART_SECURITY);
2863 return size;
2864 }
2865
2866 /* RHBA attribute jump table */
2867 int (*lpfc_fdmi_hba_action[])
2868 (struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = {
2869 /* Action routine Mask bit Attribute type */
2870 lpfc_fdmi_hba_attr_wwnn, /* bit0 RHBA_NODENAME */
2871 lpfc_fdmi_hba_attr_manufacturer, /* bit1 RHBA_MANUFACTURER */
2872 lpfc_fdmi_hba_attr_sn, /* bit2 RHBA_SERIAL_NUMBER */
2873 lpfc_fdmi_hba_attr_model, /* bit3 RHBA_MODEL */
2874 lpfc_fdmi_hba_attr_description, /* bit4 RHBA_MODEL_DESCRIPTION */
2875 lpfc_fdmi_hba_attr_hdw_ver, /* bit5 RHBA_HARDWARE_VERSION */
2876 lpfc_fdmi_hba_attr_drvr_ver, /* bit6 RHBA_DRIVER_VERSION */
2877 lpfc_fdmi_hba_attr_rom_ver, /* bit7 RHBA_OPTION_ROM_VERSION */
2878 lpfc_fdmi_hba_attr_fmw_ver, /* bit8 RHBA_FIRMWARE_VERSION */
2879 lpfc_fdmi_hba_attr_os_ver, /* bit9 RHBA_OS_NAME_VERSION */
2880 lpfc_fdmi_hba_attr_ct_len, /* bit10 RHBA_MAX_CT_PAYLOAD_LEN */
2881 lpfc_fdmi_hba_attr_symbolic_name, /* bit11 RHBA_SYM_NODENAME */
2882 lpfc_fdmi_hba_attr_vendor_info, /* bit12 RHBA_VENDOR_INFO */
2883 lpfc_fdmi_hba_attr_num_ports, /* bit13 RHBA_NUM_PORTS */
2884 lpfc_fdmi_hba_attr_fabric_wwnn, /* bit14 RHBA_FABRIC_WWNN */
2885 lpfc_fdmi_hba_attr_bios_ver, /* bit15 RHBA_BIOS_VERSION */
2886 lpfc_fdmi_hba_attr_bios_state, /* bit16 RHBA_BIOS_STATE */
2887 lpfc_fdmi_hba_attr_vendor_id, /* bit17 RHBA_VENDOR_ID */
2888 };
2889
2890 /* RPA / RPRT attribute jump table */
2891 int (*lpfc_fdmi_port_action[])
2892 (struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = {
2893 /* Action routine Mask bit Attribute type */
2894 lpfc_fdmi_port_attr_fc4type, /* bit0 RPRT_SUPPORT_FC4_TYPES */
2895 lpfc_fdmi_port_attr_support_speed, /* bit1 RPRT_SUPPORTED_SPEED */
2896 lpfc_fdmi_port_attr_speed, /* bit2 RPRT_PORT_SPEED */
2897 lpfc_fdmi_port_attr_max_frame, /* bit3 RPRT_MAX_FRAME_SIZE */
2898 lpfc_fdmi_port_attr_os_devname, /* bit4 RPRT_OS_DEVICE_NAME */
2899 lpfc_fdmi_port_attr_host_name, /* bit5 RPRT_HOST_NAME */
2900 lpfc_fdmi_port_attr_wwnn, /* bit6 RPRT_NODENAME */
2901 lpfc_fdmi_port_attr_wwpn, /* bit7 RPRT_PORTNAME */
2902 lpfc_fdmi_port_attr_symbolic_name, /* bit8 RPRT_SYM_PORTNAME */
2903 lpfc_fdmi_port_attr_port_type, /* bit9 RPRT_PORT_TYPE */
2904 lpfc_fdmi_port_attr_class, /* bit10 RPRT_SUPPORTED_CLASS */
2905 lpfc_fdmi_port_attr_fabric_wwpn, /* bit11 RPRT_FABRICNAME */
2906 lpfc_fdmi_port_attr_active_fc4type, /* bit12 RPRT_ACTIVE_FC4_TYPES */
2907 lpfc_fdmi_port_attr_port_state, /* bit13 RPRT_PORT_STATE */
2908 lpfc_fdmi_port_attr_num_disc, /* bit14 RPRT_DISC_PORT */
2909 lpfc_fdmi_port_attr_nportid, /* bit15 RPRT_PORT_ID */
2910 lpfc_fdmi_smart_attr_service, /* bit16 RPRT_SMART_SERVICE */
2911 lpfc_fdmi_smart_attr_guid, /* bit17 RPRT_SMART_GUID */
2912 lpfc_fdmi_smart_attr_version, /* bit18 RPRT_SMART_VERSION */
2913 lpfc_fdmi_smart_attr_model, /* bit19 RPRT_SMART_MODEL */
2914 lpfc_fdmi_smart_attr_port_info, /* bit20 RPRT_SMART_PORT_INFO */
2915 lpfc_fdmi_smart_attr_qos, /* bit21 RPRT_SMART_QOS */
2916 lpfc_fdmi_smart_attr_security, /* bit22 RPRT_SMART_SECURITY */
2917 };
2918
2919 /**
2920 * lpfc_fdmi_cmd - Build and send a FDMI cmd to the specified NPort
2921 * @vport: pointer to a host virtual N_Port data structure.
2922 * @ndlp: ndlp to send FDMI cmd to (if NULL use FDMI_DID)
2923 * cmdcode: FDMI command to send
2924 * mask: Mask of HBA or PORT Attributes to send
2925 *
2926 * Builds and sends a FDMI command using the CT subsystem.
2927 */
2928 int
2929 lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
2930 int cmdcode, uint32_t new_mask)
2931 {
2932 struct lpfc_hba *phba = vport->phba;
2933 struct lpfc_dmabuf *mp, *bmp;
2934 struct lpfc_sli_ct_request *CtReq;
2935 struct ulp_bde64 *bpl;
2936 uint32_t bit_pos;
2937 uint32_t size;
2938 uint32_t rsp_size;
2939 uint32_t mask;
2940 struct lpfc_fdmi_reg_hba *rh;
2941 struct lpfc_fdmi_port_entry *pe;
2942 struct lpfc_fdmi_reg_portattr *pab = NULL;
2943 struct lpfc_fdmi_attr_block *ab = NULL;
2944 int (*func)(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad);
2945 void (*cmpl)(struct lpfc_hba *, struct lpfc_iocbq *,
2946 struct lpfc_iocbq *);
2947
2948 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
2949 return 0;
2950
2951 cmpl = lpfc_cmpl_ct_disc_fdmi; /* called from discovery */
2952
2953 /* fill in BDEs for command */
2954 /* Allocate buffer for command payload */
2955 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
2956 if (!mp)
2957 goto fdmi_cmd_exit;
2958
2959 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys));
2960 if (!mp->virt)
2961 goto fdmi_cmd_free_mp;
2962
2963 /* Allocate buffer for Buffer ptr list */
2964 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
2965 if (!bmp)
2966 goto fdmi_cmd_free_mpvirt;
2967
2968 bmp->virt = lpfc_mbuf_alloc(phba, 0, &(bmp->phys));
2969 if (!bmp->virt)
2970 goto fdmi_cmd_free_bmp;
2971
2972 INIT_LIST_HEAD(&mp->list);
2973 INIT_LIST_HEAD(&bmp->list);
2974
2975 /* FDMI request */
2976 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
2977 "0218 FDMI Request Data: x%x x%x x%x\n",
2978 vport->fc_flag, vport->port_state, cmdcode);
2979 CtReq = (struct lpfc_sli_ct_request *)mp->virt;
2980
2981 /* First populate the CT_IU preamble */
2982 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request));
2983 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
2984 CtReq->RevisionId.bits.InId = 0;
2985
2986 CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE;
2987 CtReq->FsSubType = SLI_CT_FDMI_Subtypes;
2988
2989 CtReq->CommandResponse.bits.CmdRsp = cpu_to_be16(cmdcode);
2990 rsp_size = LPFC_BPL_SIZE;
2991 size = 0;
2992
2993 /* Next fill in the specific FDMI cmd information */
2994 switch (cmdcode) {
2995 case SLI_MGMT_RHAT:
2996 case SLI_MGMT_RHBA:
2997 rh = (struct lpfc_fdmi_reg_hba *)&CtReq->un.PortID;
2998 /* HBA Identifier */
2999 memcpy(&rh->hi.PortName, &phba->pport->fc_sparam.portName,
3000 sizeof(struct lpfc_name));
3001
3002 if (cmdcode == SLI_MGMT_RHBA) {
3003 /* Registered Port List */
3004 /* One entry (port) per adapter */
3005 rh->rpl.EntryCnt = cpu_to_be32(1);
3006 memcpy(&rh->rpl.pe, &phba->pport->fc_sparam.portName,
3007 sizeof(struct lpfc_name));
3008
3009 /* point to the HBA attribute block */
3010 size = 2 * sizeof(struct lpfc_name) +
3011 FOURBYTES;
3012 } else {
3013 size = sizeof(struct lpfc_name);
3014 }
3015 ab = (struct lpfc_fdmi_attr_block *)((uint8_t *)rh + size);
3016 ab->EntryCnt = 0;
3017 size += FOURBYTES;
3018 bit_pos = 0;
3019 if (new_mask)
3020 mask = new_mask;
3021 else
3022 mask = vport->fdmi_hba_mask;
3023
3024 /* Mask will dictate what attributes to build in the request */
3025 while (mask) {
3026 if (mask & 0x1) {
3027 func = lpfc_fdmi_hba_action[bit_pos];
3028 size += func(vport,
3029 (struct lpfc_fdmi_attr_def *)
3030 ((uint8_t *)rh + size));
3031 ab->EntryCnt++;
3032 if ((size + 256) >
3033 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
3034 goto hba_out;
3035 }
3036 mask = mask >> 1;
3037 bit_pos++;
3038 }
3039 hba_out:
3040 ab->EntryCnt = cpu_to_be32(ab->EntryCnt);
3041 /* Total size */
3042 size = GID_REQUEST_SZ - 4 + size;
3043 break;
3044
3045 case SLI_MGMT_RPRT:
3046 case SLI_MGMT_RPA:
3047 pab = (struct lpfc_fdmi_reg_portattr *)&CtReq->un.PortID;
3048 if (cmdcode == SLI_MGMT_RPRT) {
3049 rh = (struct lpfc_fdmi_reg_hba *)pab;
3050 /* HBA Identifier */
3051 memcpy(&rh->hi.PortName,
3052 &phba->pport->fc_sparam.portName,
3053 sizeof(struct lpfc_name));
3054 pab = (struct lpfc_fdmi_reg_portattr *)
3055 ((uint8_t *)pab + sizeof(struct lpfc_name));
3056 }
3057
3058 memcpy((uint8_t *)&pab->PortName,
3059 (uint8_t *)&vport->fc_sparam.portName,
3060 sizeof(struct lpfc_name));
3061 size += sizeof(struct lpfc_name) + FOURBYTES;
3062 pab->ab.EntryCnt = 0;
3063 bit_pos = 0;
3064 if (new_mask)
3065 mask = new_mask;
3066 else
3067 mask = vport->fdmi_port_mask;
3068
3069 /* Mask will dictate what attributes to build in the request */
3070 while (mask) {
3071 if (mask & 0x1) {
3072 func = lpfc_fdmi_port_action[bit_pos];
3073 size += func(vport,
3074 (struct lpfc_fdmi_attr_def *)
3075 ((uint8_t *)pab + size));
3076 pab->ab.EntryCnt++;
3077 if ((size + 256) >
3078 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
3079 goto port_out;
3080 }
3081 mask = mask >> 1;
3082 bit_pos++;
3083 }
3084 port_out:
3085 pab->ab.EntryCnt = cpu_to_be32(pab->ab.EntryCnt);
3086 /* Total size */
3087 if (cmdcode == SLI_MGMT_RPRT)
3088 size += sizeof(struct lpfc_name);
3089 size = GID_REQUEST_SZ - 4 + size;
3090 break;
3091
3092 case SLI_MGMT_GHAT:
3093 case SLI_MGMT_GRPL:
3094 rsp_size = FC_MAX_NS_RSP;
3095 case SLI_MGMT_DHBA:
3096 case SLI_MGMT_DHAT:
3097 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID;
3098 memcpy((uint8_t *)&pe->PortName,
3099 (uint8_t *)&vport->fc_sparam.portName,
3100 sizeof(struct lpfc_name));
3101 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name);
3102 break;
3103
3104 case SLI_MGMT_GPAT:
3105 case SLI_MGMT_GPAS:
3106 rsp_size = FC_MAX_NS_RSP;
3107 case SLI_MGMT_DPRT:
3108 case SLI_MGMT_DPA:
3109 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID;
3110 memcpy((uint8_t *)&pe->PortName,
3111 (uint8_t *)&vport->fc_sparam.portName,
3112 sizeof(struct lpfc_name));
3113 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name);
3114 break;
3115 case SLI_MGMT_GRHL:
3116 size = GID_REQUEST_SZ - 4;
3117 break;
3118 default:
3119 lpfc_printf_vlog(vport, KERN_WARNING, LOG_DISCOVERY,
3120 "0298 FDMI cmdcode x%x not supported\n",
3121 cmdcode);
3122 goto fdmi_cmd_free_bmpvirt;
3123 }
3124 CtReq->CommandResponse.bits.Size = cpu_to_be16(rsp_size);
3125
3126 bpl = (struct ulp_bde64 *)bmp->virt;
3127 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys));
3128 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys));
3129 bpl->tus.f.bdeFlags = 0;
3130 bpl->tus.f.bdeSize = size;
3131
3132 /*
3133 * The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count
3134 * to hold ndlp reference for the corresponding callback function.
3135 */
3136 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, 0))
3137 return 0;
3138
3139 /*
3140 * Decrement ndlp reference count to release ndlp reference held
3141 * for the failed command's callback function.
3142 */
3143 lpfc_nlp_put(ndlp);
3144
3145 fdmi_cmd_free_bmpvirt:
3146 lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
3147 fdmi_cmd_free_bmp:
3148 kfree(bmp);
3149 fdmi_cmd_free_mpvirt:
3150 lpfc_mbuf_free(phba, mp->virt, mp->phys);
3151 fdmi_cmd_free_mp:
3152 kfree(mp);
3153 fdmi_cmd_exit:
3154 /* Issue FDMI request failed */
3155 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
3156 "0244 Issue FDMI request failed Data: x%x\n",
3157 cmdcode);
3158 return 1;
3159 }
3160
3161 /**
3162 * lpfc_delayed_disc_tmo - Timeout handler for delayed discovery timer.
3163 * @ptr - Context object of the timer.
3164 *
3165 * This function set the WORKER_DELAYED_DISC_TMO flag and wake up
3166 * the worker thread.
3167 **/
3168 void
3169 lpfc_delayed_disc_tmo(struct timer_list *t)
3170 {
3171 struct lpfc_vport *vport = from_timer(vport, t, delayed_disc_tmo);
3172 struct lpfc_hba *phba = vport->phba;
3173 uint32_t tmo_posted;
3174 unsigned long iflag;
3175
3176 spin_lock_irqsave(&vport->work_port_lock, iflag);
3177 tmo_posted = vport->work_port_events & WORKER_DELAYED_DISC_TMO;
3178 if (!tmo_posted)
3179 vport->work_port_events |= WORKER_DELAYED_DISC_TMO;
3180 spin_unlock_irqrestore(&vport->work_port_lock, iflag);
3181
3182 if (!tmo_posted)
3183 lpfc_worker_wake_up(phba);
3184 return;
3185 }
3186
3187 /**
3188 * lpfc_delayed_disc_timeout_handler - Function called by worker thread to
3189 * handle delayed discovery.
3190 * @vport: pointer to a host virtual N_Port data structure.
3191 *
3192 * This function start nport discovery of the vport.
3193 **/
3194 void
3195 lpfc_delayed_disc_timeout_handler(struct lpfc_vport *vport)
3196 {
3197 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
3198
3199 spin_lock_irq(shost->host_lock);
3200 if (!(vport->fc_flag & FC_DISC_DELAYED)) {
3201 spin_unlock_irq(shost->host_lock);
3202 return;
3203 }
3204 vport->fc_flag &= ~FC_DISC_DELAYED;
3205 spin_unlock_irq(shost->host_lock);
3206
3207 lpfc_do_scr_ns_plogi(vport->phba, vport);
3208 }
3209
3210 void
3211 lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag)
3212 {
3213 struct lpfc_sli *psli = &phba->sli;
3214 lpfc_vpd_t *vp = &phba->vpd;
3215 uint32_t b1, b2, b3, b4, i, rev;
3216 char c;
3217 uint32_t *ptr, str[4];
3218 uint8_t *fwname;
3219
3220 if (phba->sli_rev == LPFC_SLI_REV4)
3221 snprintf(fwrevision, FW_REV_STR_SIZE, "%s", vp->rev.opFwName);
3222 else if (vp->rev.rBit) {
3223 if (psli->sli_flag & LPFC_SLI_ACTIVE)
3224 rev = vp->rev.sli2FwRev;
3225 else
3226 rev = vp->rev.sli1FwRev;
3227
3228 b1 = (rev & 0x0000f000) >> 12;
3229 b2 = (rev & 0x00000f00) >> 8;
3230 b3 = (rev & 0x000000c0) >> 6;
3231 b4 = (rev & 0x00000030) >> 4;
3232
3233 switch (b4) {
3234 case 0:
3235 c = 'N';
3236 break;
3237 case 1:
3238 c = 'A';
3239 break;
3240 case 2:
3241 c = 'B';
3242 break;
3243 case 3:
3244 c = 'X';
3245 break;
3246 default:
3247 c = 0;
3248 break;
3249 }
3250 b4 = (rev & 0x0000000f);
3251
3252 if (psli->sli_flag & LPFC_SLI_ACTIVE)
3253 fwname = vp->rev.sli2FwName;
3254 else
3255 fwname = vp->rev.sli1FwName;
3256
3257 for (i = 0; i < 16; i++)
3258 if (fwname[i] == 0x20)
3259 fwname[i] = 0;
3260
3261 ptr = (uint32_t*)fwname;
3262
3263 for (i = 0; i < 3; i++)
3264 str[i] = be32_to_cpu(*ptr++);
3265
3266 if (c == 0) {
3267 if (flag)
3268 sprintf(fwrevision, "%d.%d%d (%s)",
3269 b1, b2, b3, (char *)str);
3270 else
3271 sprintf(fwrevision, "%d.%d%d", b1,
3272 b2, b3);
3273 } else {
3274 if (flag)
3275 sprintf(fwrevision, "%d.%d%d%c%d (%s)",
3276 b1, b2, b3, c,
3277 b4, (char *)str);
3278 else
3279 sprintf(fwrevision, "%d.%d%d%c%d",
3280 b1, b2, b3, c, b4);
3281 }
3282 } else {
3283 rev = vp->rev.smFwRev;
3284
3285 b1 = (rev & 0xff000000) >> 24;
3286 b2 = (rev & 0x00f00000) >> 20;
3287 b3 = (rev & 0x000f0000) >> 16;
3288 c = (rev & 0x0000ff00) >> 8;
3289 b4 = (rev & 0x000000ff);
3290
3291 sprintf(fwrevision, "%d.%d%d%c%d", b1, b2, b3, c, b4);
3292 }
3293 return;
3294 }
Linux with added FPC-III support