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ia64/kvm: compilation fix. export account_system_vtime.
[pv_ops_mirror.git] / drivers / scsi / lpfc / lpfc_ct.c
blob153afae567b5876d36f1a6978fa2fb8c03609e57
1 /*******************************************************************
2 * This file is part of the Emulex Linux Device Driver for *
3 * Fibre Channel Host Bus Adapters. *
4 * Copyright (C) 2004-2008 Emulex. All rights reserved. *
5 * EMULEX and SLI are trademarks of Emulex. *
6 * www.emulex.com *
7 * *
8 * This program is free software; you can redistribute it and/or *
9 * modify it under the terms of version 2 of the GNU General *
10 * Public License as published by the Free Software Foundation. *
11 * This program is distributed in the hope that it will be useful. *
12 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND *
13 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, *
14 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE *
15 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
16 * TO BE LEGALLY INVALID. See the GNU General Public License for *
17 * more details, a copy of which can be found in the file COPYING *
18 * included with this package. *
19 *******************************************************************/
20
21 /*
22 * Fibre Channel SCSI LAN Device Driver CT support: FC Generic Services FC-GS
23 */
24
25 #include <linux/blkdev.h>
26 #include <linux/pci.h>
27 #include <linux/interrupt.h>
28 #include <linux/utsname.h>
29
30 #include <scsi/scsi.h>
31 #include <scsi/scsi_device.h>
32 #include <scsi/scsi_host.h>
33 #include <scsi/scsi_transport_fc.h>
34
35 #include "lpfc_hw.h"
36 #include "lpfc_sli.h"
37 #include "lpfc_disc.h"
38 #include "lpfc_scsi.h"
39 #include "lpfc.h"
40 #include "lpfc_logmsg.h"
41 #include "lpfc_crtn.h"
42 #include "lpfc_version.h"
43 #include "lpfc_vport.h"
44 #include "lpfc_debugfs.h"
45
46 #define HBA_PORTSPEED_UNKNOWN 0 /* Unknown - transceiver
47 * incapable of reporting */
48 #define HBA_PORTSPEED_1GBIT 1 /* 1 GBit/sec */
49 #define HBA_PORTSPEED_2GBIT 2 /* 2 GBit/sec */
50 #define HBA_PORTSPEED_4GBIT 8 /* 4 GBit/sec */
51 #define HBA_PORTSPEED_8GBIT 16 /* 8 GBit/sec */
52 #define HBA_PORTSPEED_10GBIT 4 /* 10 GBit/sec */
53 #define HBA_PORTSPEED_NOT_NEGOTIATED 5 /* Speed not established */
54
55 #define FOURBYTES 4
56
57
58 static char *lpfc_release_version = LPFC_DRIVER_VERSION;
59
60 static void
61 lpfc_ct_ignore_hbq_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq,
62 struct lpfc_dmabuf *mp, uint32_t size)
63 {
64 if (!mp) {
65 lpfc_printf_log(phba, KERN_INFO, LOG_ELS,
66 "0146 Ignoring unsolicited CT No HBQ "
67 "status = x%x\n",
68 piocbq->iocb.ulpStatus);
69 }
70 lpfc_printf_log(phba, KERN_INFO, LOG_ELS,
71 "0145 Ignoring unsolicted CT HBQ Size:%d "
72 "status = x%x\n",
73 size, piocbq->iocb.ulpStatus);
74 }
75
76 static void
77 lpfc_ct_unsol_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq,
78 struct lpfc_dmabuf *mp, uint32_t size)
79 {
80 lpfc_ct_ignore_hbq_buffer(phba, piocbq, mp, size);
81 }
82
83 void
84 lpfc_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
85 struct lpfc_iocbq *piocbq)
86 {
87
88 struct lpfc_dmabuf *mp = NULL;
89 IOCB_t *icmd = &piocbq->iocb;
90 int i;
91 struct lpfc_iocbq *iocbq;
92 dma_addr_t paddr;
93 uint32_t size;
94 struct list_head head;
95 struct lpfc_dmabuf *bdeBuf;
96
97 if (unlikely(icmd->ulpStatus == IOSTAT_NEED_BUFFER)) {
98 lpfc_sli_hbqbuf_add_hbqs(phba, LPFC_ELS_HBQ);
99 } else if ((icmd->ulpStatus == IOSTAT_LOCAL_REJECT) &&
100 ((icmd->un.ulpWord[4] & 0xff) == IOERR_RCV_BUFFER_WAITING)) {
101 /* Not enough posted buffers; Try posting more buffers */
102 phba->fc_stat.NoRcvBuf++;
103 if (!(phba->sli3_options & LPFC_SLI3_HBQ_ENABLED))
104 lpfc_post_buffer(phba, pring, 2, 1);
105 return;
106 }
107
108 /* If there are no BDEs associated with this IOCB,
109 * there is nothing to do.
110 */
111 if (icmd->ulpBdeCount == 0)
112 return;
113
114 if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) {
115 INIT_LIST_HEAD(&head);
116 list_add_tail(&head, &piocbq->list);
117 list_for_each_entry(iocbq, &head, list) {
118 icmd = &iocbq->iocb;
119 if (icmd->ulpBdeCount == 0)
120 continue;
121 bdeBuf = iocbq->context2;
122 iocbq->context2 = NULL;
123 size = icmd->un.cont64[0].tus.f.bdeSize;
124 lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf, size);
125 lpfc_in_buf_free(phba, bdeBuf);
126 if (icmd->ulpBdeCount == 2) {
127 bdeBuf = iocbq->context3;
128 iocbq->context3 = NULL;
129 size = icmd->unsli3.rcvsli3.bde2.tus.f.bdeSize;
130 lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf,
131 size);
132 lpfc_in_buf_free(phba, bdeBuf);
133 }
134 }
135 list_del(&head);
136 } else {
137 struct lpfc_iocbq *next;
138
139 list_for_each_entry_safe(iocbq, next, &piocbq->list, list) {
140 icmd = &iocbq->iocb;
141 if (icmd->ulpBdeCount == 0)
142 lpfc_ct_unsol_buffer(phba, piocbq, NULL, 0);
143 for (i = 0; i < icmd->ulpBdeCount; i++) {
144 paddr = getPaddr(icmd->un.cont64[i].addrHigh,
145 icmd->un.cont64[i].addrLow);
146 mp = lpfc_sli_ringpostbuf_get(phba, pring,
147 paddr);
148 size = icmd->un.cont64[i].tus.f.bdeSize;
149 lpfc_ct_unsol_buffer(phba, piocbq, mp, size);
150 lpfc_in_buf_free(phba, mp);
151 }
152 list_del(&iocbq->list);
153 lpfc_sli_release_iocbq(phba, iocbq);
154 lpfc_post_buffer(phba, pring, i, 1);
155 }
156 }
157 }
158
159 static void
160 lpfc_free_ct_rsp(struct lpfc_hba *phba, struct lpfc_dmabuf *mlist)
161 {
162 struct lpfc_dmabuf *mlast, *next_mlast;
163
164 list_for_each_entry_safe(mlast, next_mlast, &mlist->list, list) {
165 lpfc_mbuf_free(phba, mlast->virt, mlast->phys);
166 list_del(&mlast->list);
167 kfree(mlast);
168 }
169 lpfc_mbuf_free(phba, mlist->virt, mlist->phys);
170 kfree(mlist);
171 return;
172 }
173
174 static struct lpfc_dmabuf *
175 lpfc_alloc_ct_rsp(struct lpfc_hba *phba, int cmdcode, struct ulp_bde64 *bpl,
176 uint32_t size, int *entries)
177 {
178 struct lpfc_dmabuf *mlist = NULL;
179 struct lpfc_dmabuf *mp;
180 int cnt, i = 0;
181
182 /* We get chunks of FCELSSIZE */
183 cnt = size > FCELSSIZE ? FCELSSIZE: size;
184
185 while (size) {
186 /* Allocate buffer for rsp payload */
187 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
188 if (!mp) {
189 if (mlist)
190 lpfc_free_ct_rsp(phba, mlist);
191 return NULL;
192 }
193
194 INIT_LIST_HEAD(&mp->list);
195
196 if (cmdcode == be16_to_cpu(SLI_CTNS_GID_FT) ||
197 cmdcode == be16_to_cpu(SLI_CTNS_GFF_ID))
198 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys));
199 else
200 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys));
201
202 if (!mp->virt) {
203 kfree(mp);
204 if (mlist)
205 lpfc_free_ct_rsp(phba, mlist);
206 return NULL;
207 }
208
209 /* Queue it to a linked list */
210 if (!mlist)
211 mlist = mp;
212 else
213 list_add_tail(&mp->list, &mlist->list);
214
215 bpl->tus.f.bdeFlags = BUFF_USE_RCV;
216 /* build buffer ptr list for IOCB */
217 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
218 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
219 bpl->tus.f.bdeSize = (uint16_t) cnt;
220 bpl->tus.w = le32_to_cpu(bpl->tus.w);
221 bpl++;
222
223 i++;
224 size -= cnt;
225 }
226
227 *entries = i;
228 return mlist;
229 }
230
231 int
232 lpfc_ct_free_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *ctiocb)
233 {
234 struct lpfc_dmabuf *buf_ptr;
235
236 if (ctiocb->context_un.ndlp) {
237 lpfc_nlp_put(ctiocb->context_un.ndlp);
238 ctiocb->context_un.ndlp = NULL;
239 }
240 if (ctiocb->context1) {
241 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context1;
242 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys);
243 kfree(buf_ptr);
244 ctiocb->context1 = NULL;
245 }
246 if (ctiocb->context2) {
247 lpfc_free_ct_rsp(phba, (struct lpfc_dmabuf *) ctiocb->context2);
248 ctiocb->context2 = NULL;
249 }
250
251 if (ctiocb->context3) {
252 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context3;
253 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys);
254 kfree(buf_ptr);
255 ctiocb->context1 = NULL;
256 }
257 lpfc_sli_release_iocbq(phba, ctiocb);
258 return 0;
259 }
260
261 static int
262 lpfc_gen_req(struct lpfc_vport *vport, struct lpfc_dmabuf *bmp,
263 struct lpfc_dmabuf *inp, struct lpfc_dmabuf *outp,
264 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
265 struct lpfc_iocbq *),
266 struct lpfc_nodelist *ndlp, uint32_t usr_flg, uint32_t num_entry,
267 uint32_t tmo, uint8_t retry)
268 {
269 struct lpfc_hba *phba = vport->phba;
270 struct lpfc_sli *psli = &phba->sli;
271 struct lpfc_sli_ring *pring = &psli->ring[LPFC_ELS_RING];
272 IOCB_t *icmd;
273 struct lpfc_iocbq *geniocb;
274 int rc;
275
276 /* Allocate buffer for command iocb */
277 geniocb = lpfc_sli_get_iocbq(phba);
278
279 if (geniocb == NULL)
280 return 1;
281
282 icmd = &geniocb->iocb;
283 icmd->un.genreq64.bdl.ulpIoTag32 = 0;
284 icmd->un.genreq64.bdl.addrHigh = putPaddrHigh(bmp->phys);
285 icmd->un.genreq64.bdl.addrLow = putPaddrLow(bmp->phys);
286 icmd->un.genreq64.bdl.bdeFlags = BUFF_TYPE_BDL;
287 icmd->un.genreq64.bdl.bdeSize = (num_entry * sizeof (struct ulp_bde64));
288
289 if (usr_flg)
290 geniocb->context3 = NULL;
291 else
292 geniocb->context3 = (uint8_t *) bmp;
293
294 /* Save for completion so we can release these resources */
295 geniocb->context1 = (uint8_t *) inp;
296 geniocb->context2 = (uint8_t *) outp;
297 geniocb->context_un.ndlp = lpfc_nlp_get(ndlp);
298
299 /* Fill in payload, bp points to frame payload */
300 icmd->ulpCommand = CMD_GEN_REQUEST64_CR;
301
302 /* Fill in rest of iocb */
303 icmd->un.genreq64.w5.hcsw.Fctl = (SI | LA);
304 icmd->un.genreq64.w5.hcsw.Dfctl = 0;
305 icmd->un.genreq64.w5.hcsw.Rctl = FC_UNSOL_CTL;
306 icmd->un.genreq64.w5.hcsw.Type = FC_COMMON_TRANSPORT_ULP;
307
308 if (!tmo) {
309 /* FC spec states we need 3 * ratov for CT requests */
310 tmo = (3 * phba->fc_ratov);
311 }
312 icmd->ulpTimeout = tmo;
313 icmd->ulpBdeCount = 1;
314 icmd->ulpLe = 1;
315 icmd->ulpClass = CLASS3;
316 icmd->ulpContext = ndlp->nlp_rpi;
317
318 if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) {
319 /* For GEN_REQUEST64_CR, use the RPI */
320 icmd->ulpCt_h = 0;
321 icmd->ulpCt_l = 0;
322 }
323
324 /* Issue GEN REQ IOCB for NPORT <did> */
325 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
326 "0119 Issue GEN REQ IOCB to NPORT x%x "
327 "Data: x%x x%x\n",
328 ndlp->nlp_DID, icmd->ulpIoTag,
329 vport->port_state);
330 geniocb->iocb_cmpl = cmpl;
331 geniocb->drvrTimeout = icmd->ulpTimeout + LPFC_DRVR_TIMEOUT;
332 geniocb->vport = vport;
333 geniocb->retry = retry;
334 rc = lpfc_sli_issue_iocb(phba, pring, geniocb, 0);
335
336 if (rc == IOCB_ERROR) {
337 lpfc_sli_release_iocbq(phba, geniocb);
338 return 1;
339 }
340
341 return 0;
342 }
343
344 static int
345 lpfc_ct_cmd(struct lpfc_vport *vport, struct lpfc_dmabuf *inmp,
346 struct lpfc_dmabuf *bmp, struct lpfc_nodelist *ndlp,
347 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
348 struct lpfc_iocbq *),
349 uint32_t rsp_size, uint8_t retry)
350 {
351 struct lpfc_hba *phba = vport->phba;
352 struct ulp_bde64 *bpl = (struct ulp_bde64 *) bmp->virt;
353 struct lpfc_dmabuf *outmp;
354 int cnt = 0, status;
355 int cmdcode = ((struct lpfc_sli_ct_request *) inmp->virt)->
356 CommandResponse.bits.CmdRsp;
357
358 bpl++; /* Skip past ct request */
359
360 /* Put buffer(s) for ct rsp in bpl */
361 outmp = lpfc_alloc_ct_rsp(phba, cmdcode, bpl, rsp_size, &cnt);
362 if (!outmp)
363 return -ENOMEM;
364
365 status = lpfc_gen_req(vport, bmp, inmp, outmp, cmpl, ndlp, 0,
366 cnt+1, 0, retry);
367 if (status) {
368 lpfc_free_ct_rsp(phba, outmp);
369 return -ENOMEM;
370 }
371 return 0;
372 }
373
374 struct lpfc_vport *
375 lpfc_find_vport_by_did(struct lpfc_hba *phba, uint32_t did) {
376 struct lpfc_vport *vport_curr;
377 unsigned long flags;
378
379 spin_lock_irqsave(&phba->hbalock, flags);
380 list_for_each_entry(vport_curr, &phba->port_list, listentry) {
381 if ((vport_curr->fc_myDID) && (vport_curr->fc_myDID == did)) {
382 spin_unlock_irqrestore(&phba->hbalock, flags);
383 return vport_curr;
384 }
385 }
386 spin_unlock_irqrestore(&phba->hbalock, flags);
387 return NULL;
388 }
389
390 static int
391 lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint32_t Size)
392 {
393 struct lpfc_hba *phba = vport->phba;
394 struct lpfc_sli_ct_request *Response =
395 (struct lpfc_sli_ct_request *) mp->virt;
396 struct lpfc_nodelist *ndlp = NULL;
397 struct lpfc_dmabuf *mlast, *next_mp;
398 uint32_t *ctptr = (uint32_t *) & Response->un.gid.PortType;
399 uint32_t Did, CTentry;
400 int Cnt;
401 struct list_head head;
402
403 lpfc_set_disctmo(vport);
404 vport->num_disc_nodes = 0;
405 vport->fc_ns_retry = 0;
406
407
408 list_add_tail(&head, &mp->list);
409 list_for_each_entry_safe(mp, next_mp, &head, list) {
410 mlast = mp;
411
412 Cnt = Size > FCELSSIZE ? FCELSSIZE : Size;
413
414 Size -= Cnt;
415
416 if (!ctptr) {
417 ctptr = (uint32_t *) mlast->virt;
418 } else
419 Cnt -= 16; /* subtract length of CT header */
420
421 /* Loop through entire NameServer list of DIDs */
422 while (Cnt >= sizeof (uint32_t)) {
423 /* Get next DID from NameServer List */
424 CTentry = *ctptr++;
425 Did = ((be32_to_cpu(CTentry)) & Mask_DID);
426
427 ndlp = NULL;
428
429 /*
430 * Check for rscn processing or not
431 * To conserve rpi's, filter out addresses for other
432 * vports on the same physical HBAs.
433 */
434 if ((Did != vport->fc_myDID) &&
435 ((lpfc_find_vport_by_did(phba, Did) == NULL) ||
436 vport->cfg_peer_port_login)) {
437 if ((vport->port_type != LPFC_NPIV_PORT) ||
438 (!(vport->ct_flags & FC_CT_RFF_ID)) ||
439 (!vport->cfg_restrict_login)) {
440 ndlp = lpfc_setup_disc_node(vport, Did);
441 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) {
442 lpfc_debugfs_disc_trc(vport,
443 LPFC_DISC_TRC_CT,
444 "Parse GID_FTrsp: "
445 "did:x%x flg:x%x x%x",
446 Did, ndlp->nlp_flag,
447 vport->fc_flag);
448
449 lpfc_printf_vlog(vport,
450 KERN_INFO,
451 LOG_DISCOVERY,
452 "0238 Process "
453 "x%x NameServer Rsp"
454 "Data: x%x x%x x%x\n",
455 Did, ndlp->nlp_flag,
456 vport->fc_flag,
457 vport->fc_rscn_id_cnt);
458 } else {
459 lpfc_debugfs_disc_trc(vport,
460 LPFC_DISC_TRC_CT,
461 "Skip1 GID_FTrsp: "
462 "did:x%x flg:x%x cnt:%d",
463 Did, vport->fc_flag,
464 vport->fc_rscn_id_cnt);
465
466 lpfc_printf_vlog(vport,
467 KERN_INFO,
468 LOG_DISCOVERY,
469 "0239 Skip x%x "
470 "NameServer Rsp Data: "
471 "x%x x%x\n",
472 Did, vport->fc_flag,
473 vport->fc_rscn_id_cnt);
474 }
475
476 } else {
477 if (!(vport->fc_flag & FC_RSCN_MODE) ||
478 (lpfc_rscn_payload_check(vport, Did))) {
479 lpfc_debugfs_disc_trc(vport,
480 LPFC_DISC_TRC_CT,
481 "Query GID_FTrsp: "
482 "did:x%x flg:x%x cnt:%d",
483 Did, vport->fc_flag,
484 vport->fc_rscn_id_cnt);
485
486 /* This NPortID was previously
487 * a FCP target, * Don't even
488 * bother to send GFF_ID.
489 */
490 ndlp = lpfc_findnode_did(vport,
491 Did);
492 if (ndlp &&
493 NLP_CHK_NODE_ACT(ndlp)
494 && (ndlp->nlp_type &
495 NLP_FCP_TARGET))
496 lpfc_setup_disc_node
497 (vport, Did);
498 else if (lpfc_ns_cmd(vport,
499 SLI_CTNS_GFF_ID,
500 0, Did) == 0)
501 vport->num_disc_nodes++;
502 }
503 else {
504 lpfc_debugfs_disc_trc(vport,
505 LPFC_DISC_TRC_CT,
506 "Skip2 GID_FTrsp: "
507 "did:x%x flg:x%x cnt:%d",
508 Did, vport->fc_flag,
509 vport->fc_rscn_id_cnt);
510
511 lpfc_printf_vlog(vport,
512 KERN_INFO,
513 LOG_DISCOVERY,
514 "0245 Skip x%x "
515 "NameServer Rsp Data: "
516 "x%x x%x\n",
517 Did, vport->fc_flag,
518 vport->fc_rscn_id_cnt);
519 }
520 }
521 }
522 if (CTentry & (be32_to_cpu(SLI_CT_LAST_ENTRY)))
523 goto nsout1;
524 Cnt -= sizeof (uint32_t);
525 }
526 ctptr = NULL;
527
528 }
529
530 nsout1:
531 list_del(&head);
532 return 0;
533 }
534
535 static void
536 lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
537 struct lpfc_iocbq *rspiocb)
538 {
539 struct lpfc_vport *vport = cmdiocb->vport;
540 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
541 IOCB_t *irsp;
542 struct lpfc_dmabuf *bmp;
543 struct lpfc_dmabuf *outp;
544 struct lpfc_sli_ct_request *CTrsp;
545 struct lpfc_nodelist *ndlp;
546 int rc;
547
548 /* First save ndlp, before we overwrite it */
549 ndlp = cmdiocb->context_un.ndlp;
550
551 /* we pass cmdiocb to state machine which needs rspiocb as well */
552 cmdiocb->context_un.rsp_iocb = rspiocb;
553
554 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
555 bmp = (struct lpfc_dmabuf *) cmdiocb->context3;
556 irsp = &rspiocb->iocb;
557
558 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
559 "GID_FT cmpl: status:x%x/x%x rtry:%d",
560 irsp->ulpStatus, irsp->un.ulpWord[4], vport->fc_ns_retry);
561
562 /* Don't bother processing response if vport is being torn down. */
563 if (vport->load_flag & FC_UNLOADING)
564 goto out;
565
566 if (lpfc_els_chk_latt(vport)) {
567 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
568 "0216 Link event during NS query\n");
569 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
570 goto out;
571 }
572 if (lpfc_error_lost_link(irsp)) {
573 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
574 "0226 NS query failed due to link event\n");
575 goto out;
576 }
577 if (irsp->ulpStatus) {
578 /* Check for retry */
579 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) {
580 if (irsp->ulpStatus != IOSTAT_LOCAL_REJECT ||
581 irsp->un.ulpWord[4] != IOERR_NO_RESOURCES)
582 vport->fc_ns_retry++;
583
584 /* CT command is being retried */
585 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT,
586 vport->fc_ns_retry, 0);
587 if (rc == 0)
588 goto out;
589 }
590 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
591 lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
592 "0257 GID_FT Query error: 0x%x 0x%x\n",
593 irsp->ulpStatus, vport->fc_ns_retry);
594 } else {
595 /* Good status, continue checking */
596 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
597 if (CTrsp->CommandResponse.bits.CmdRsp ==
598 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) {
599 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
600 "0208 NameServer Rsp Data: x%x\n",
601 vport->fc_flag);
602 lpfc_ns_rsp(vport, outp,
603 (uint32_t) (irsp->un.genreq64.bdl.bdeSize));
604 } else if (CTrsp->CommandResponse.bits.CmdRsp ==
605 be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
606 /* NameServer Rsp Error */
607 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ)
608 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) {
609 lpfc_printf_vlog(vport, KERN_INFO,
610 LOG_DISCOVERY,
611 "0269 No NameServer Entries "
612 "Data: x%x x%x x%x x%x\n",
613 CTrsp->CommandResponse.bits.CmdRsp,
614 (uint32_t) CTrsp->ReasonCode,
615 (uint32_t) CTrsp->Explanation,
616 vport->fc_flag);
617
618 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
619 "GID_FT no entry cmd:x%x rsn:x%x exp:x%x",
620 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
621 (uint32_t) CTrsp->ReasonCode,
622 (uint32_t) CTrsp->Explanation);
623 } else {
624 lpfc_printf_vlog(vport, KERN_INFO,
625 LOG_DISCOVERY,
626 "0240 NameServer Rsp Error "
627 "Data: x%x x%x x%x x%x\n",
628 CTrsp->CommandResponse.bits.CmdRsp,
629 (uint32_t) CTrsp->ReasonCode,
630 (uint32_t) CTrsp->Explanation,
631 vport->fc_flag);
632
633 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
634 "GID_FT rsp err1 cmd:x%x rsn:x%x exp:x%x",
635 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
636 (uint32_t) CTrsp->ReasonCode,
637 (uint32_t) CTrsp->Explanation);
638 }
639
640
641 } else {
642 /* NameServer Rsp Error */
643 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
644 "0241 NameServer Rsp Error "
645 "Data: x%x x%x x%x x%x\n",
646 CTrsp->CommandResponse.bits.CmdRsp,
647 (uint32_t) CTrsp->ReasonCode,
648 (uint32_t) CTrsp->Explanation,
649 vport->fc_flag);
650
651 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
652 "GID_FT rsp err2 cmd:x%x rsn:x%x exp:x%x",
653 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
654 (uint32_t) CTrsp->ReasonCode,
655 (uint32_t) CTrsp->Explanation);
656 }
657 }
658 /* Link up / RSCN discovery */
659 if (vport->num_disc_nodes == 0) {
660 /*
661 * The driver has cycled through all Nports in the RSCN payload.
662 * Complete the handling by cleaning up and marking the
663 * current driver state.
664 */
665 if (vport->port_state >= LPFC_DISC_AUTH) {
666 if (vport->fc_flag & FC_RSCN_MODE) {
667 lpfc_els_flush_rscn(vport);
668 spin_lock_irq(shost->host_lock);
669 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
670 spin_unlock_irq(shost->host_lock);
671 }
672 else
673 lpfc_els_flush_rscn(vport);
674 }
675
676 lpfc_disc_start(vport);
677 }
678 out:
679 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */
680 lpfc_ct_free_iocb(phba, cmdiocb);
681 return;
682 }
683
684 static void
685 lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
686 struct lpfc_iocbq *rspiocb)
687 {
688 struct lpfc_vport *vport = cmdiocb->vport;
689 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
690 IOCB_t *irsp = &rspiocb->iocb;
691 struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *) cmdiocb->context1;
692 struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *) cmdiocb->context2;
693 struct lpfc_sli_ct_request *CTrsp;
694 int did, rc, retry;
695 uint8_t fbits;
696 struct lpfc_nodelist *ndlp;
697
698 did = ((struct lpfc_sli_ct_request *) inp->virt)->un.gff.PortId;
699 did = be32_to_cpu(did);
700
701 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
702 "GFF_ID cmpl: status:x%x/x%x did:x%x",
703 irsp->ulpStatus, irsp->un.ulpWord[4], did);
704
705 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
706 /* Good status, continue checking */
707 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
708 fbits = CTrsp->un.gff_acc.fbits[FCP_TYPE_FEATURE_OFFSET];
709
710 if (CTrsp->CommandResponse.bits.CmdRsp ==
711 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) {
712 if ((fbits & FC4_FEATURE_INIT) &&
713 !(fbits & FC4_FEATURE_TARGET)) {
714 lpfc_printf_vlog(vport, KERN_INFO,
715 LOG_DISCOVERY,
716 "0270 Skip x%x GFF "
717 "NameServer Rsp Data: (init) "
718 "x%x x%x\n", did, fbits,
719 vport->fc_rscn_id_cnt);
720 goto out;
721 }
722 }
723 }
724 else {
725 /* Check for retry */
726 if (cmdiocb->retry < LPFC_MAX_NS_RETRY) {
727 retry = 1;
728 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) {
729 switch (irsp->un.ulpWord[4]) {
730 case IOERR_NO_RESOURCES:
731 /* We don't increment the retry
732 * count for this case.
733 */
734 break;
735 case IOERR_LINK_DOWN:
736 case IOERR_SLI_ABORTED:
737 case IOERR_SLI_DOWN:
738 retry = 0;
739 break;
740 default:
741 cmdiocb->retry++;
742 }
743 }
744 else
745 cmdiocb->retry++;
746
747 if (retry) {
748 /* CT command is being retried */
749 rc = lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID,
750 cmdiocb->retry, did);
751 if (rc == 0) {
752 /* success */
753 lpfc_ct_free_iocb(phba, cmdiocb);
754 return;
755 }
756 }
757 }
758 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
759 "0267 NameServer GFF Rsp "
760 "x%x Error (%d %d) Data: x%x x%x\n",
761 did, irsp->ulpStatus, irsp->un.ulpWord[4],
762 vport->fc_flag, vport->fc_rscn_id_cnt);
763 }
764
765 /* This is a target port, unregistered port, or the GFF_ID failed */
766 ndlp = lpfc_setup_disc_node(vport, did);
767 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) {
768 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
769 "0242 Process x%x GFF "
770 "NameServer Rsp Data: x%x x%x x%x\n",
771 did, ndlp->nlp_flag, vport->fc_flag,
772 vport->fc_rscn_id_cnt);
773 } else {
774 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
775 "0243 Skip x%x GFF "
776 "NameServer Rsp Data: x%x x%x\n", did,
777 vport->fc_flag, vport->fc_rscn_id_cnt);
778 }
779 out:
780 /* Link up / RSCN discovery */
781 if (vport->num_disc_nodes)
782 vport->num_disc_nodes--;
783 if (vport->num_disc_nodes == 0) {
784 /*
785 * The driver has cycled through all Nports in the RSCN payload.
786 * Complete the handling by cleaning up and marking the
787 * current driver state.
788 */
789 if (vport->port_state >= LPFC_DISC_AUTH) {
790 if (vport->fc_flag & FC_RSCN_MODE) {
791 lpfc_els_flush_rscn(vport);
792 spin_lock_irq(shost->host_lock);
793 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
794 spin_unlock_irq(shost->host_lock);
795 }
796 else
797 lpfc_els_flush_rscn(vport);
798 }
799 lpfc_disc_start(vport);
800 }
801 lpfc_ct_free_iocb(phba, cmdiocb);
802 return;
803 }
804
805
806 static void
807 lpfc_cmpl_ct(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
808 struct lpfc_iocbq *rspiocb)
809 {
810 struct lpfc_vport *vport = cmdiocb->vport;
811 struct lpfc_dmabuf *inp;
812 struct lpfc_dmabuf *outp;
813 IOCB_t *irsp;
814 struct lpfc_sli_ct_request *CTrsp;
815 struct lpfc_nodelist *ndlp;
816 int cmdcode, rc;
817 uint8_t retry;
818 uint32_t latt;
819
820 /* First save ndlp, before we overwrite it */
821 ndlp = cmdiocb->context_un.ndlp;
822
823 /* we pass cmdiocb to state machine which needs rspiocb as well */
824 cmdiocb->context_un.rsp_iocb = rspiocb;
825
826 inp = (struct lpfc_dmabuf *) cmdiocb->context1;
827 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
828 irsp = &rspiocb->iocb;
829
830 cmdcode = be16_to_cpu(((struct lpfc_sli_ct_request *) inp->virt)->
831 CommandResponse.bits.CmdRsp);
832 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
833
834 latt = lpfc_els_chk_latt(vport);
835
836 /* RFT request completes status <ulpStatus> CmdRsp <CmdRsp> */
837 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
838 "0209 CT Request completes, latt %d, "
839 "ulpStatus x%x CmdRsp x%x, Context x%x, Tag x%x\n",
840 latt, irsp->ulpStatus,
841 CTrsp->CommandResponse.bits.CmdRsp,
842 cmdiocb->iocb.ulpContext, cmdiocb->iocb.ulpIoTag);
843
844 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
845 "CT cmd cmpl: status:x%x/x%x cmd:x%x",
846 irsp->ulpStatus, irsp->un.ulpWord[4], cmdcode);
847
848 if (irsp->ulpStatus) {
849 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
850 "0268 NS cmd %x Error (%d %d)\n",
851 cmdcode, irsp->ulpStatus, irsp->un.ulpWord[4]);
852
853 if ((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) &&
854 ((irsp->un.ulpWord[4] == IOERR_SLI_DOWN) ||
855 (irsp->un.ulpWord[4] == IOERR_SLI_ABORTED)))
856 goto out;
857
858 retry = cmdiocb->retry;
859 if (retry >= LPFC_MAX_NS_RETRY)
860 goto out;
861
862 retry++;
863 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
864 "0216 Retrying NS cmd %x\n", cmdcode);
865 rc = lpfc_ns_cmd(vport, cmdcode, retry, 0);
866 if (rc == 0)
867 goto out;
868 }
869
870 out:
871 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */
872 lpfc_ct_free_iocb(phba, cmdiocb);
873 return;
874 }
875
876 static void
877 lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
878 struct lpfc_iocbq *rspiocb)
879 {
880 IOCB_t *irsp = &rspiocb->iocb;
881 struct lpfc_vport *vport = cmdiocb->vport;
882
883 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
884 struct lpfc_dmabuf *outp;
885 struct lpfc_sli_ct_request *CTrsp;
886
887 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
888 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
889 if (CTrsp->CommandResponse.bits.CmdRsp ==
890 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
891 vport->ct_flags |= FC_CT_RFT_ID;
892 }
893 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
894 return;
895 }
896
897 static void
898 lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
899 struct lpfc_iocbq *rspiocb)
900 {
901 IOCB_t *irsp = &rspiocb->iocb;
902 struct lpfc_vport *vport = cmdiocb->vport;
903
904 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
905 struct lpfc_dmabuf *outp;
906 struct lpfc_sli_ct_request *CTrsp;
907
908 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
909 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
910 if (CTrsp->CommandResponse.bits.CmdRsp ==
911 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
912 vport->ct_flags |= FC_CT_RNN_ID;
913 }
914 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
915 return;
916 }
917
918 static void
919 lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
920 struct lpfc_iocbq *rspiocb)
921 {
922 IOCB_t *irsp = &rspiocb->iocb;
923 struct lpfc_vport *vport = cmdiocb->vport;
924
925 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
926 struct lpfc_dmabuf *outp;
927 struct lpfc_sli_ct_request *CTrsp;
928
929 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
930 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
931 if (CTrsp->CommandResponse.bits.CmdRsp ==
932 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
933 vport->ct_flags |= FC_CT_RSPN_ID;
934 }
935 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
936 return;
937 }
938
939 static void
940 lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
941 struct lpfc_iocbq *rspiocb)
942 {
943 IOCB_t *irsp = &rspiocb->iocb;
944 struct lpfc_vport *vport = cmdiocb->vport;
945
946 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
947 struct lpfc_dmabuf *outp;
948 struct lpfc_sli_ct_request *CTrsp;
949
950 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
951 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
952 if (CTrsp->CommandResponse.bits.CmdRsp ==
953 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
954 vport->ct_flags |= FC_CT_RSNN_NN;
955 }
956 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
957 return;
958 }
959
960 static void
961 lpfc_cmpl_ct_cmd_da_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
962 struct lpfc_iocbq *rspiocb)
963 {
964 struct lpfc_vport *vport = cmdiocb->vport;
965
966 /* even if it fails we will act as though it succeeded. */
967 vport->ct_flags = 0;
968 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
969 return;
970 }
971
972 static void
973 lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
974 struct lpfc_iocbq *rspiocb)
975 {
976 IOCB_t *irsp = &rspiocb->iocb;
977 struct lpfc_vport *vport = cmdiocb->vport;
978
979 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
980 struct lpfc_dmabuf *outp;
981 struct lpfc_sli_ct_request *CTrsp;
982
983 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
984 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
985 if (CTrsp->CommandResponse.bits.CmdRsp ==
986 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
987 vport->ct_flags |= FC_CT_RFF_ID;
988 }
989 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
990 return;
991 }
992
993 static int
994 lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol,
995 size_t size)
996 {
997 int n;
998 uint8_t *wwn = vport->phba->wwpn;
999
1000 n = snprintf(symbol, size,
1001 "Emulex PPN-%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x",
1002 wwn[0], wwn[1], wwn[2], wwn[3],
1003 wwn[4], wwn[5], wwn[6], wwn[7]);
1004
1005 if (vport->port_type == LPFC_PHYSICAL_PORT)
1006 return n;
1007
1008 if (n < size)
1009 n += snprintf(symbol + n, size - n, " VPort-%d", vport->vpi);
1010
1011 if (n < size && vport->vname)
1012 n += snprintf(symbol + n, size - n, " VName-%s", vport->vname);
1013 return n;
1014 }
1015
1016 int
1017 lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol,
1018 size_t size)
1019 {
1020 char fwrev[16];
1021 int n;
1022
1023 lpfc_decode_firmware_rev(vport->phba, fwrev, 0);
1024
1025 n = snprintf(symbol, size, "Emulex %s FV%s DV%s",
1026 vport->phba->ModelName, fwrev, lpfc_release_version);
1027 return n;
1028 }
1029
1030 /*
1031 * lpfc_ns_cmd
1032 * Description:
1033 * Issue Cmd to NameServer
1034 * SLI_CTNS_GID_FT
1035 * LI_CTNS_RFT_ID
1036 */
1037 int
1038 lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode,
1039 uint8_t retry, uint32_t context)
1040 {
1041 struct lpfc_nodelist * ndlp;
1042 struct lpfc_hba *phba = vport->phba;
1043 struct lpfc_dmabuf *mp, *bmp;
1044 struct lpfc_sli_ct_request *CtReq;
1045 struct ulp_bde64 *bpl;
1046 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
1047 struct lpfc_iocbq *) = NULL;
1048 uint32_t rsp_size = 1024;
1049 size_t size;
1050 int rc = 0;
1051
1052 ndlp = lpfc_findnode_did(vport, NameServer_DID);
1053 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)
1054 || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) {
1055 rc=1;
1056 goto ns_cmd_exit;
1057 }
1058
1059 /* fill in BDEs for command */
1060 /* Allocate buffer for command payload */
1061 mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
1062 if (!mp) {
1063 rc=2;
1064 goto ns_cmd_exit;
1065 }
1066
1067 INIT_LIST_HEAD(&mp->list);
1068 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys));
1069 if (!mp->virt) {
1070 rc=3;
1071 goto ns_cmd_free_mp;
1072 }
1073
1074 /* Allocate buffer for Buffer ptr list */
1075 bmp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
1076 if (!bmp) {
1077 rc=4;
1078 goto ns_cmd_free_mpvirt;
1079 }
1080
1081 INIT_LIST_HEAD(&bmp->list);
1082 bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys));
1083 if (!bmp->virt) {
1084 rc=5;
1085 goto ns_cmd_free_bmp;
1086 }
1087
1088 /* NameServer Req */
1089 lpfc_printf_vlog(vport, KERN_INFO ,LOG_DISCOVERY,
1090 "0236 NameServer Req Data: x%x x%x x%x\n",
1091 cmdcode, vport->fc_flag, vport->fc_rscn_id_cnt);
1092
1093 bpl = (struct ulp_bde64 *) bmp->virt;
1094 memset(bpl, 0, sizeof(struct ulp_bde64));
1095 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
1096 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
1097 bpl->tus.f.bdeFlags = 0;
1098 if (cmdcode == SLI_CTNS_GID_FT)
1099 bpl->tus.f.bdeSize = GID_REQUEST_SZ;
1100 else if (cmdcode == SLI_CTNS_GFF_ID)
1101 bpl->tus.f.bdeSize = GFF_REQUEST_SZ;
1102 else if (cmdcode == SLI_CTNS_RFT_ID)
1103 bpl->tus.f.bdeSize = RFT_REQUEST_SZ;
1104 else if (cmdcode == SLI_CTNS_RNN_ID)
1105 bpl->tus.f.bdeSize = RNN_REQUEST_SZ;
1106 else if (cmdcode == SLI_CTNS_RSPN_ID)
1107 bpl->tus.f.bdeSize = RSPN_REQUEST_SZ;
1108 else if (cmdcode == SLI_CTNS_RSNN_NN)
1109 bpl->tus.f.bdeSize = RSNN_REQUEST_SZ;
1110 else if (cmdcode == SLI_CTNS_DA_ID)
1111 bpl->tus.f.bdeSize = DA_ID_REQUEST_SZ;
1112 else if (cmdcode == SLI_CTNS_RFF_ID)
1113 bpl->tus.f.bdeSize = RFF_REQUEST_SZ;
1114 else
1115 bpl->tus.f.bdeSize = 0;
1116 bpl->tus.w = le32_to_cpu(bpl->tus.w);
1117
1118 CtReq = (struct lpfc_sli_ct_request *) mp->virt;
1119 memset(CtReq, 0, sizeof (struct lpfc_sli_ct_request));
1120 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
1121 CtReq->RevisionId.bits.InId = 0;
1122 CtReq->FsType = SLI_CT_DIRECTORY_SERVICE;
1123 CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER;
1124 CtReq->CommandResponse.bits.Size = 0;
1125 switch (cmdcode) {
1126 case SLI_CTNS_GID_FT:
1127 CtReq->CommandResponse.bits.CmdRsp =
1128 be16_to_cpu(SLI_CTNS_GID_FT);
1129 CtReq->un.gid.Fc4Type = SLI_CTPT_FCP;
1130 if (vport->port_state < LPFC_NS_QRY)
1131 vport->port_state = LPFC_NS_QRY;
1132 lpfc_set_disctmo(vport);
1133 cmpl = lpfc_cmpl_ct_cmd_gid_ft;
1134 rsp_size = FC_MAX_NS_RSP;
1135 break;
1136
1137 case SLI_CTNS_GFF_ID:
1138 CtReq->CommandResponse.bits.CmdRsp =
1139 be16_to_cpu(SLI_CTNS_GFF_ID);
1140 CtReq->un.gff.PortId = cpu_to_be32(context);
1141 cmpl = lpfc_cmpl_ct_cmd_gff_id;
1142 break;
1143
1144 case SLI_CTNS_RFT_ID:
1145 vport->ct_flags &= ~FC_CT_RFT_ID;
1146 CtReq->CommandResponse.bits.CmdRsp =
1147 be16_to_cpu(SLI_CTNS_RFT_ID);
1148 CtReq->un.rft.PortId = cpu_to_be32(vport->fc_myDID);
1149 CtReq->un.rft.fcpReg = 1;
1150 cmpl = lpfc_cmpl_ct_cmd_rft_id;
1151 break;
1152
1153 case SLI_CTNS_RNN_ID:
1154 vport->ct_flags &= ~FC_CT_RNN_ID;
1155 CtReq->CommandResponse.bits.CmdRsp =
1156 be16_to_cpu(SLI_CTNS_RNN_ID);
1157 CtReq->un.rnn.PortId = cpu_to_be32(vport->fc_myDID);
1158 memcpy(CtReq->un.rnn.wwnn, &vport->fc_nodename,
1159 sizeof (struct lpfc_name));
1160 cmpl = lpfc_cmpl_ct_cmd_rnn_id;
1161 break;
1162
1163 case SLI_CTNS_RSPN_ID:
1164 vport->ct_flags &= ~FC_CT_RSPN_ID;
1165 CtReq->CommandResponse.bits.CmdRsp =
1166 be16_to_cpu(SLI_CTNS_RSPN_ID);
1167 CtReq->un.rspn.PortId = cpu_to_be32(vport->fc_myDID);
1168 size = sizeof(CtReq->un.rspn.symbname);
1169 CtReq->un.rspn.len =
1170 lpfc_vport_symbolic_port_name(vport,
1171 CtReq->un.rspn.symbname, size);
1172 cmpl = lpfc_cmpl_ct_cmd_rspn_id;
1173 break;
1174 case SLI_CTNS_RSNN_NN:
1175 vport->ct_flags &= ~FC_CT_RSNN_NN;
1176 CtReq->CommandResponse.bits.CmdRsp =
1177 be16_to_cpu(SLI_CTNS_RSNN_NN);
1178 memcpy(CtReq->un.rsnn.wwnn, &vport->fc_nodename,
1179 sizeof (struct lpfc_name));
1180 size = sizeof(CtReq->un.rsnn.symbname);
1181 CtReq->un.rsnn.len =
1182 lpfc_vport_symbolic_node_name(vport,
1183 CtReq->un.rsnn.symbname, size);
1184 cmpl = lpfc_cmpl_ct_cmd_rsnn_nn;
1185 break;
1186 case SLI_CTNS_DA_ID:
1187 /* Implement DA_ID Nameserver request */
1188 CtReq->CommandResponse.bits.CmdRsp =
1189 be16_to_cpu(SLI_CTNS_DA_ID);
1190 CtReq->un.da_id.port_id = cpu_to_be32(vport->fc_myDID);
1191 cmpl = lpfc_cmpl_ct_cmd_da_id;
1192 break;
1193 case SLI_CTNS_RFF_ID:
1194 vport->ct_flags &= ~FC_CT_RFF_ID;
1195 CtReq->CommandResponse.bits.CmdRsp =
1196 be16_to_cpu(SLI_CTNS_RFF_ID);
1197 CtReq->un.rff.PortId = cpu_to_be32(vport->fc_myDID);;
1198 CtReq->un.rff.fbits = FC4_FEATURE_INIT;
1199 CtReq->un.rff.type_code = FC_FCP_DATA;
1200 cmpl = lpfc_cmpl_ct_cmd_rff_id;
1201 break;
1202 }
1203 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count
1204 * to hold ndlp reference for the corresponding callback function.
1205 */
1206 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) {
1207 /* On success, The cmpl function will free the buffers */
1208 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1209 "Issue CT cmd: cmd:x%x did:x%x",
1210 cmdcode, ndlp->nlp_DID, 0);
1211 return 0;
1212 }
1213 rc=6;
1214
1215 /* Decrement ndlp reference count to release ndlp reference held
1216 * for the failed command's callback function.
1217 */
1218 lpfc_nlp_put(ndlp);
1219
1220 lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
1221 ns_cmd_free_bmp:
1222 kfree(bmp);
1223 ns_cmd_free_mpvirt:
1224 lpfc_mbuf_free(phba, mp->virt, mp->phys);
1225 ns_cmd_free_mp:
1226 kfree(mp);
1227 ns_cmd_exit:
1228 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
1229 "0266 Issue NameServer Req x%x err %d Data: x%x x%x\n",
1230 cmdcode, rc, vport->fc_flag, vport->fc_rscn_id_cnt);
1231 return 1;
1232 }
1233
1234 static void
1235 lpfc_cmpl_ct_cmd_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1236 struct lpfc_iocbq * rspiocb)
1237 {
1238 struct lpfc_dmabuf *inp = cmdiocb->context1;
1239 struct lpfc_dmabuf *outp = cmdiocb->context2;
1240 struct lpfc_sli_ct_request *CTrsp = outp->virt;
1241 struct lpfc_sli_ct_request *CTcmd = inp->virt;
1242 struct lpfc_nodelist *ndlp;
1243 uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp;
1244 uint16_t fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp;
1245 struct lpfc_vport *vport = cmdiocb->vport;
1246 IOCB_t *irsp = &rspiocb->iocb;
1247 uint32_t latt;
1248
1249 latt = lpfc_els_chk_latt(vport);
1250
1251 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1252 "FDMI cmpl: status:x%x/x%x latt:%d",
1253 irsp->ulpStatus, irsp->un.ulpWord[4], latt);
1254
1255 if (latt || irsp->ulpStatus) {
1256 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1257 "0229 FDMI cmd %04x failed, latt = %d "
1258 "ulpStatus: x%x, rid x%x\n",
1259 be16_to_cpu(fdmi_cmd), latt, irsp->ulpStatus,
1260 irsp->un.ulpWord[4]);
1261 lpfc_ct_free_iocb(phba, cmdiocb);
1262 return;
1263 }
1264
1265 ndlp = lpfc_findnode_did(vport, FDMI_DID);
1266 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
1267 goto fail_out;
1268
1269 if (fdmi_rsp == be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
1270 /* FDMI rsp failed */
1271 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1272 "0220 FDMI rsp failed Data: x%x\n",
1273 be16_to_cpu(fdmi_cmd));
1274 }
1275
1276 switch (be16_to_cpu(fdmi_cmd)) {
1277 case SLI_MGMT_RHBA:
1278 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA);
1279 break;
1280
1281 case SLI_MGMT_RPA:
1282 break;
1283
1284 case SLI_MGMT_DHBA:
1285 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT);
1286 break;
1287
1288 case SLI_MGMT_DPRT:
1289 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA);
1290 break;
1291 }
1292
1293 fail_out:
1294 lpfc_ct_free_iocb(phba, cmdiocb);
1295 return;
1296 }
1297
1298 int
1299 lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, int cmdcode)
1300 {
1301 struct lpfc_hba *phba = vport->phba;
1302 struct lpfc_dmabuf *mp, *bmp;
1303 struct lpfc_sli_ct_request *CtReq;
1304 struct ulp_bde64 *bpl;
1305 uint32_t size;
1306 REG_HBA *rh;
1307 PORT_ENTRY *pe;
1308 REG_PORT_ATTRIBUTE *pab;
1309 ATTRIBUTE_BLOCK *ab;
1310 ATTRIBUTE_ENTRY *ae;
1311 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
1312 struct lpfc_iocbq *);
1313
1314
1315 /* fill in BDEs for command */
1316 /* Allocate buffer for command payload */
1317 mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
1318 if (!mp)
1319 goto fdmi_cmd_exit;
1320
1321 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys));
1322 if (!mp->virt)
1323 goto fdmi_cmd_free_mp;
1324
1325 /* Allocate buffer for Buffer ptr list */
1326 bmp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
1327 if (!bmp)
1328 goto fdmi_cmd_free_mpvirt;
1329
1330 bmp->virt = lpfc_mbuf_alloc(phba, 0, &(bmp->phys));
1331 if (!bmp->virt)
1332 goto fdmi_cmd_free_bmp;
1333
1334 INIT_LIST_HEAD(&mp->list);
1335 INIT_LIST_HEAD(&bmp->list);
1336
1337 /* FDMI request */
1338 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1339 "0218 FDMI Request Data: x%x x%x x%x\n",
1340 vport->fc_flag, vport->port_state, cmdcode);
1341 CtReq = (struct lpfc_sli_ct_request *) mp->virt;
1342
1343 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request));
1344 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
1345 CtReq->RevisionId.bits.InId = 0;
1346
1347 CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE;
1348 CtReq->FsSubType = SLI_CT_FDMI_Subtypes;
1349 size = 0;
1350
1351 switch (cmdcode) {
1352 case SLI_MGMT_RHBA:
1353 {
1354 lpfc_vpd_t *vp = &phba->vpd;
1355 uint32_t i, j, incr;
1356 int len;
1357
1358 CtReq->CommandResponse.bits.CmdRsp =
1359 be16_to_cpu(SLI_MGMT_RHBA);
1360 CtReq->CommandResponse.bits.Size = 0;
1361 rh = (REG_HBA *) & CtReq->un.PortID;
1362 memcpy(&rh->hi.PortName, &vport->fc_sparam.portName,
1363 sizeof (struct lpfc_name));
1364 /* One entry (port) per adapter */
1365 rh->rpl.EntryCnt = be32_to_cpu(1);
1366 memcpy(&rh->rpl.pe, &vport->fc_sparam.portName,
1367 sizeof (struct lpfc_name));
1368
1369 /* point to the HBA attribute block */
1370 size = 2 * sizeof (struct lpfc_name) + FOURBYTES;
1371 ab = (ATTRIBUTE_BLOCK *) ((uint8_t *) rh + size);
1372 ab->EntryCnt = 0;
1373
1374 /* Point to the beginning of the first HBA attribute
1375 entry */
1376 /* #1 HBA attribute entry */
1377 size += FOURBYTES;
1378 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1379 ae->ad.bits.AttrType = be16_to_cpu(NODE_NAME);
1380 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES
1381 + sizeof (struct lpfc_name));
1382 memcpy(&ae->un.NodeName, &vport->fc_sparam.nodeName,
1383 sizeof (struct lpfc_name));
1384 ab->EntryCnt++;
1385 size += FOURBYTES + sizeof (struct lpfc_name);
1386
1387 /* #2 HBA attribute entry */
1388 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1389 ae->ad.bits.AttrType = be16_to_cpu(MANUFACTURER);
1390 strcpy(ae->un.Manufacturer, "Emulex Corporation");
1391 len = strlen(ae->un.Manufacturer);
1392 len += (len & 3) ? (4 - (len & 3)) : 4;
1393 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1394 ab->EntryCnt++;
1395 size += FOURBYTES + len;
1396
1397 /* #3 HBA attribute entry */
1398 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1399 ae->ad.bits.AttrType = be16_to_cpu(SERIAL_NUMBER);
1400 strcpy(ae->un.SerialNumber, phba->SerialNumber);
1401 len = strlen(ae->un.SerialNumber);
1402 len += (len & 3) ? (4 - (len & 3)) : 4;
1403 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1404 ab->EntryCnt++;
1405 size += FOURBYTES + len;
1406
1407 /* #4 HBA attribute entry */
1408 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1409 ae->ad.bits.AttrType = be16_to_cpu(MODEL);
1410 strcpy(ae->un.Model, phba->ModelName);
1411 len = strlen(ae->un.Model);
1412 len += (len & 3) ? (4 - (len & 3)) : 4;
1413 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1414 ab->EntryCnt++;
1415 size += FOURBYTES + len;
1416
1417 /* #5 HBA attribute entry */
1418 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1419 ae->ad.bits.AttrType = be16_to_cpu(MODEL_DESCRIPTION);
1420 strcpy(ae->un.ModelDescription, phba->ModelDesc);
1421 len = strlen(ae->un.ModelDescription);
1422 len += (len & 3) ? (4 - (len & 3)) : 4;
1423 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1424 ab->EntryCnt++;
1425 size += FOURBYTES + len;
1426
1427 /* #6 HBA attribute entry */
1428 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1429 ae->ad.bits.AttrType = be16_to_cpu(HARDWARE_VERSION);
1430 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 8);
1431 /* Convert JEDEC ID to ascii for hardware version */
1432 incr = vp->rev.biuRev;
1433 for (i = 0; i < 8; i++) {
1434 j = (incr & 0xf);
1435 if (j <= 9)
1436 ae->un.HardwareVersion[7 - i] =
1437 (char)((uint8_t) 0x30 +
1438 (uint8_t) j);
1439 else
1440 ae->un.HardwareVersion[7 - i] =
1441 (char)((uint8_t) 0x61 +
1442 (uint8_t) (j - 10));
1443 incr = (incr >> 4);
1444 }
1445 ab->EntryCnt++;
1446 size += FOURBYTES + 8;
1447
1448 /* #7 HBA attribute entry */
1449 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1450 ae->ad.bits.AttrType = be16_to_cpu(DRIVER_VERSION);
1451 strcpy(ae->un.DriverVersion, lpfc_release_version);
1452 len = strlen(ae->un.DriverVersion);
1453 len += (len & 3) ? (4 - (len & 3)) : 4;
1454 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1455 ab->EntryCnt++;
1456 size += FOURBYTES + len;
1457
1458 /* #8 HBA attribute entry */
1459 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1460 ae->ad.bits.AttrType = be16_to_cpu(OPTION_ROM_VERSION);
1461 strcpy(ae->un.OptionROMVersion, phba->OptionROMVersion);
1462 len = strlen(ae->un.OptionROMVersion);
1463 len += (len & 3) ? (4 - (len & 3)) : 4;
1464 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1465 ab->EntryCnt++;
1466 size += FOURBYTES + len;
1467
1468 /* #9 HBA attribute entry */
1469 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1470 ae->ad.bits.AttrType = be16_to_cpu(FIRMWARE_VERSION);
1471 lpfc_decode_firmware_rev(phba, ae->un.FirmwareVersion,
1472 1);
1473 len = strlen(ae->un.FirmwareVersion);
1474 len += (len & 3) ? (4 - (len & 3)) : 4;
1475 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1476 ab->EntryCnt++;
1477 size += FOURBYTES + len;
1478
1479 /* #10 HBA attribute entry */
1480 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1481 ae->ad.bits.AttrType = be16_to_cpu(OS_NAME_VERSION);
1482 sprintf(ae->un.OsNameVersion, "%s %s %s",
1483 init_utsname()->sysname,
1484 init_utsname()->release,
1485 init_utsname()->version);
1486 len = strlen(ae->un.OsNameVersion);
1487 len += (len & 3) ? (4 - (len & 3)) : 4;
1488 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1489 ab->EntryCnt++;
1490 size += FOURBYTES + len;
1491
1492 /* #11 HBA attribute entry */
1493 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1494 ae->ad.bits.AttrType = be16_to_cpu(MAX_CT_PAYLOAD_LEN);
1495 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1496 ae->un.MaxCTPayloadLen = (65 * 4096);
1497 ab->EntryCnt++;
1498 size += FOURBYTES + 4;
1499
1500 ab->EntryCnt = be32_to_cpu(ab->EntryCnt);
1501 /* Total size */
1502 size = GID_REQUEST_SZ - 4 + size;
1503 }
1504 break;
1505
1506 case SLI_MGMT_RPA:
1507 {
1508 lpfc_vpd_t *vp;
1509 struct serv_parm *hsp;
1510 int len;
1511
1512 vp = &phba->vpd;
1513
1514 CtReq->CommandResponse.bits.CmdRsp =
1515 be16_to_cpu(SLI_MGMT_RPA);
1516 CtReq->CommandResponse.bits.Size = 0;
1517 pab = (REG_PORT_ATTRIBUTE *) & CtReq->un.PortID;
1518 size = sizeof (struct lpfc_name) + FOURBYTES;
1519 memcpy((uint8_t *) & pab->PortName,
1520 (uint8_t *) & vport->fc_sparam.portName,
1521 sizeof (struct lpfc_name));
1522 pab->ab.EntryCnt = 0;
1523
1524 /* #1 Port attribute entry */
1525 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1526 ae->ad.bits.AttrType = be16_to_cpu(SUPPORTED_FC4_TYPES);
1527 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 32);
1528 ae->un.SupportFC4Types[2] = 1;
1529 ae->un.SupportFC4Types[7] = 1;
1530 pab->ab.EntryCnt++;
1531 size += FOURBYTES + 32;
1532
1533 /* #2 Port attribute entry */
1534 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1535 ae->ad.bits.AttrType = be16_to_cpu(SUPPORTED_SPEED);
1536 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1537
1538 ae->un.SupportSpeed = 0;
1539 if (phba->lmt & LMT_10Gb)
1540 ae->un.SupportSpeed = HBA_PORTSPEED_10GBIT;
1541 if (phba->lmt & LMT_8Gb)
1542 ae->un.SupportSpeed |= HBA_PORTSPEED_8GBIT;
1543 if (phba->lmt & LMT_4Gb)
1544 ae->un.SupportSpeed |= HBA_PORTSPEED_4GBIT;
1545 if (phba->lmt & LMT_2Gb)
1546 ae->un.SupportSpeed |= HBA_PORTSPEED_2GBIT;
1547 if (phba->lmt & LMT_1Gb)
1548 ae->un.SupportSpeed |= HBA_PORTSPEED_1GBIT;
1549
1550 pab->ab.EntryCnt++;
1551 size += FOURBYTES + 4;
1552
1553 /* #3 Port attribute entry */
1554 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1555 ae->ad.bits.AttrType = be16_to_cpu(PORT_SPEED);
1556 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1557 switch(phba->fc_linkspeed) {
1558 case LA_1GHZ_LINK:
1559 ae->un.PortSpeed = HBA_PORTSPEED_1GBIT;
1560 break;
1561 case LA_2GHZ_LINK:
1562 ae->un.PortSpeed = HBA_PORTSPEED_2GBIT;
1563 break;
1564 case LA_4GHZ_LINK:
1565 ae->un.PortSpeed = HBA_PORTSPEED_4GBIT;
1566 break;
1567 case LA_8GHZ_LINK:
1568 ae->un.PortSpeed = HBA_PORTSPEED_8GBIT;
1569 break;
1570 default:
1571 ae->un.PortSpeed =
1572 HBA_PORTSPEED_UNKNOWN;
1573 break;
1574 }
1575 pab->ab.EntryCnt++;
1576 size += FOURBYTES + 4;
1577
1578 /* #4 Port attribute entry */
1579 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1580 ae->ad.bits.AttrType = be16_to_cpu(MAX_FRAME_SIZE);
1581 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1582 hsp = (struct serv_parm *) & vport->fc_sparam;
1583 ae->un.MaxFrameSize =
1584 (((uint32_t) hsp->cmn.
1585 bbRcvSizeMsb) << 8) | (uint32_t) hsp->cmn.
1586 bbRcvSizeLsb;
1587 pab->ab.EntryCnt++;
1588 size += FOURBYTES + 4;
1589
1590 /* #5 Port attribute entry */
1591 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1592 ae->ad.bits.AttrType = be16_to_cpu(OS_DEVICE_NAME);
1593 strcpy((char *)ae->un.OsDeviceName, LPFC_DRIVER_NAME);
1594 len = strlen((char *)ae->un.OsDeviceName);
1595 len += (len & 3) ? (4 - (len & 3)) : 4;
1596 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1597 pab->ab.EntryCnt++;
1598 size += FOURBYTES + len;
1599
1600 if (vport->cfg_fdmi_on == 2) {
1601 /* #6 Port attribute entry */
1602 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab +
1603 size);
1604 ae->ad.bits.AttrType = be16_to_cpu(HOST_NAME);
1605 sprintf(ae->un.HostName, "%s",
1606 init_utsname()->nodename);
1607 len = strlen(ae->un.HostName);
1608 len += (len & 3) ? (4 - (len & 3)) : 4;
1609 ae->ad.bits.AttrLen =
1610 be16_to_cpu(FOURBYTES + len);
1611 pab->ab.EntryCnt++;
1612 size += FOURBYTES + len;
1613 }
1614
1615 pab->ab.EntryCnt = be32_to_cpu(pab->ab.EntryCnt);
1616 /* Total size */
1617 size = GID_REQUEST_SZ - 4 + size;
1618 }
1619 break;
1620
1621 case SLI_MGMT_DHBA:
1622 CtReq->CommandResponse.bits.CmdRsp = be16_to_cpu(SLI_MGMT_DHBA);
1623 CtReq->CommandResponse.bits.Size = 0;
1624 pe = (PORT_ENTRY *) & CtReq->un.PortID;
1625 memcpy((uint8_t *) & pe->PortName,
1626 (uint8_t *) & vport->fc_sparam.portName,
1627 sizeof (struct lpfc_name));
1628 size = GID_REQUEST_SZ - 4 + sizeof (struct lpfc_name);
1629 break;
1630
1631 case SLI_MGMT_DPRT:
1632 CtReq->CommandResponse.bits.CmdRsp = be16_to_cpu(SLI_MGMT_DPRT);
1633 CtReq->CommandResponse.bits.Size = 0;
1634 pe = (PORT_ENTRY *) & CtReq->un.PortID;
1635 memcpy((uint8_t *) & pe->PortName,
1636 (uint8_t *) & vport->fc_sparam.portName,
1637 sizeof (struct lpfc_name));
1638 size = GID_REQUEST_SZ - 4 + sizeof (struct lpfc_name);
1639 break;
1640 }
1641
1642 bpl = (struct ulp_bde64 *) bmp->virt;
1643 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
1644 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
1645 bpl->tus.f.bdeFlags = 0;
1646 bpl->tus.f.bdeSize = size;
1647 bpl->tus.w = le32_to_cpu(bpl->tus.w);
1648
1649 cmpl = lpfc_cmpl_ct_cmd_fdmi;
1650
1651 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count
1652 * to hold ndlp reference for the corresponding callback function.
1653 */
1654 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, FC_MAX_NS_RSP, 0))
1655 return 0;
1656
1657 /* Decrement ndlp reference count to release ndlp reference held
1658 * for the failed command's callback function.
1659 */
1660 lpfc_nlp_put(ndlp);
1661
1662 lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
1663 fdmi_cmd_free_bmp:
1664 kfree(bmp);
1665 fdmi_cmd_free_mpvirt:
1666 lpfc_mbuf_free(phba, mp->virt, mp->phys);
1667 fdmi_cmd_free_mp:
1668 kfree(mp);
1669 fdmi_cmd_exit:
1670 /* Issue FDMI request failed */
1671 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1672 "0244 Issue FDMI request failed Data: x%x\n",
1673 cmdcode);
1674 return 1;
1675 }
1676
1677 void
1678 lpfc_fdmi_tmo(unsigned long ptr)
1679 {
1680 struct lpfc_vport *vport = (struct lpfc_vport *)ptr;
1681 struct lpfc_hba *phba = vport->phba;
1682 unsigned long iflag;
1683
1684 spin_lock_irqsave(&vport->work_port_lock, iflag);
1685 if (!(vport->work_port_events & WORKER_FDMI_TMO)) {
1686 vport->work_port_events |= WORKER_FDMI_TMO;
1687 spin_unlock_irqrestore(&vport->work_port_lock, iflag);
1688
1689 spin_lock_irqsave(&phba->hbalock, iflag);
1690 if (phba->work_wait)
1691 lpfc_worker_wake_up(phba);
1692 spin_unlock_irqrestore(&phba->hbalock, iflag);
1693 }
1694 else
1695 spin_unlock_irqrestore(&vport->work_port_lock, iflag);
1696 }
1697
1698 void
1699 lpfc_fdmi_timeout_handler(struct lpfc_vport *vport)
1700 {
1701 struct lpfc_nodelist *ndlp;
1702
1703 ndlp = lpfc_findnode_did(vport, FDMI_DID);
1704 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) {
1705 if (init_utsname()->nodename[0] != '\0')
1706 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA);
1707 else
1708 mod_timer(&vport->fc_fdmitmo, jiffies + HZ * 60);
1709 }
1710 return;
1711 }
1712
1713 void
1714 lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag)
1715 {
1716 struct lpfc_sli *psli = &phba->sli;
1717 lpfc_vpd_t *vp = &phba->vpd;
1718 uint32_t b1, b2, b3, b4, i, rev;
1719 char c;
1720 uint32_t *ptr, str[4];
1721 uint8_t *fwname;
1722
1723 if (vp->rev.rBit) {
1724 if (psli->sli_flag & LPFC_SLI2_ACTIVE)
1725 rev = vp->rev.sli2FwRev;
1726 else
1727 rev = vp->rev.sli1FwRev;
1728
1729 b1 = (rev & 0x0000f000) >> 12;
1730 b2 = (rev & 0x00000f00) >> 8;
1731 b3 = (rev & 0x000000c0) >> 6;
1732 b4 = (rev & 0x00000030) >> 4;
1733
1734 switch (b4) {
1735 case 0:
1736 c = 'N';
1737 break;
1738 case 1:
1739 c = 'A';
1740 break;
1741 case 2:
1742 c = 'B';
1743 break;
1744 default:
1745 c = 0;
1746 break;
1747 }
1748 b4 = (rev & 0x0000000f);
1749
1750 if (psli->sli_flag & LPFC_SLI2_ACTIVE)
1751 fwname = vp->rev.sli2FwName;
1752 else
1753 fwname = vp->rev.sli1FwName;
1754
1755 for (i = 0; i < 16; i++)
1756 if (fwname[i] == 0x20)
1757 fwname[i] = 0;
1758
1759 ptr = (uint32_t*)fwname;
1760
1761 for (i = 0; i < 3; i++)
1762 str[i] = be32_to_cpu(*ptr++);
1763
1764 if (c == 0) {
1765 if (flag)
1766 sprintf(fwrevision, "%d.%d%d (%s)",
1767 b1, b2, b3, (char *)str);
1768 else
1769 sprintf(fwrevision, "%d.%d%d", b1,
1770 b2, b3);
1771 } else {
1772 if (flag)
1773 sprintf(fwrevision, "%d.%d%d%c%d (%s)",
1774 b1, b2, b3, c,
1775 b4, (char *)str);
1776 else
1777 sprintf(fwrevision, "%d.%d%d%c%d",
1778 b1, b2, b3, c, b4);
1779 }
1780 } else {
1781 rev = vp->rev.smFwRev;
1782
1783 b1 = (rev & 0xff000000) >> 24;
1784 b2 = (rev & 0x00f00000) >> 20;
1785 b3 = (rev & 0x000f0000) >> 16;
1786 c = (rev & 0x0000ff00) >> 8;
1787 b4 = (rev & 0x000000ff);
1788
1789 if (flag)
1790 sprintf(fwrevision, "%d.%d%d%c%d ", b1,
1791 b2, b3, c, b4);
1792 else
1793 sprintf(fwrevision, "%d.%d%d%c%d ", b1,
1794 b2, b3, c, b4);
1795 }
1796 return;
1797 }
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