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CacheFiles: Fixup renamed filenames in comments in internal.h
[linux-2.6/mini2440.git] / drivers / scsi / lpfc / lpfc_ct.c
blob896c7b0351e51dcc2c529056442982129d0d02bf
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_nl.h"
38 #include "lpfc_disc.h"
39 #include "lpfc_scsi.h"
40 #include "lpfc.h"
41 #include "lpfc_logmsg.h"
42 #include "lpfc_crtn.h"
43 #include "lpfc_version.h"
44 #include "lpfc_vport.h"
45 #include "lpfc_debugfs.h"
46
47 #define HBA_PORTSPEED_UNKNOWN 0 /* Unknown - transceiver
48 * incapable of reporting */
49 #define HBA_PORTSPEED_1GBIT 1 /* 1 GBit/sec */
50 #define HBA_PORTSPEED_2GBIT 2 /* 2 GBit/sec */
51 #define HBA_PORTSPEED_4GBIT 8 /* 4 GBit/sec */
52 #define HBA_PORTSPEED_8GBIT 16 /* 8 GBit/sec */
53 #define HBA_PORTSPEED_10GBIT 4 /* 10 GBit/sec */
54 #define HBA_PORTSPEED_NOT_NEGOTIATED 5 /* Speed not established */
55
56 #define FOURBYTES 4
57
58
59 static char *lpfc_release_version = LPFC_DRIVER_VERSION;
60
61 static void
62 lpfc_ct_ignore_hbq_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq,
63 struct lpfc_dmabuf *mp, uint32_t size)
64 {
65 if (!mp) {
66 lpfc_printf_log(phba, KERN_INFO, LOG_ELS,
67 "0146 Ignoring unsolicited CT No HBQ "
68 "status = x%x\n",
69 piocbq->iocb.ulpStatus);
70 }
71 lpfc_printf_log(phba, KERN_INFO, LOG_ELS,
72 "0145 Ignoring unsolicted CT HBQ Size:%d "
73 "status = x%x\n",
74 size, piocbq->iocb.ulpStatus);
75 }
76
77 static void
78 lpfc_ct_unsol_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq,
79 struct lpfc_dmabuf *mp, uint32_t size)
80 {
81 lpfc_ct_ignore_hbq_buffer(phba, piocbq, mp, size);
82 }
83
84 void
85 lpfc_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
86 struct lpfc_iocbq *piocbq)
87 {
88
89 struct lpfc_dmabuf *mp = NULL;
90 IOCB_t *icmd = &piocbq->iocb;
91 int i;
92 struct lpfc_iocbq *iocbq;
93 dma_addr_t paddr;
94 uint32_t size;
95 struct list_head head;
96 struct lpfc_dmabuf *bdeBuf;
97
98 if (unlikely(icmd->ulpStatus == IOSTAT_NEED_BUFFER)) {
99 lpfc_sli_hbqbuf_add_hbqs(phba, LPFC_ELS_HBQ);
100 } else if ((icmd->ulpStatus == IOSTAT_LOCAL_REJECT) &&
101 ((icmd->un.ulpWord[4] & 0xff) == IOERR_RCV_BUFFER_WAITING)) {
102 /* Not enough posted buffers; Try posting more buffers */
103 phba->fc_stat.NoRcvBuf++;
104 if (!(phba->sli3_options & LPFC_SLI3_HBQ_ENABLED))
105 lpfc_post_buffer(phba, pring, 2);
106 return;
107 }
108
109 /* If there are no BDEs associated with this IOCB,
110 * there is nothing to do.
111 */
112 if (icmd->ulpBdeCount == 0)
113 return;
114
115 if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) {
116 INIT_LIST_HEAD(&head);
117 list_add_tail(&head, &piocbq->list);
118 list_for_each_entry(iocbq, &head, list) {
119 icmd = &iocbq->iocb;
120 if (icmd->ulpBdeCount == 0)
121 continue;
122 bdeBuf = iocbq->context2;
123 iocbq->context2 = NULL;
124 size = icmd->un.cont64[0].tus.f.bdeSize;
125 lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf, size);
126 lpfc_in_buf_free(phba, bdeBuf);
127 if (icmd->ulpBdeCount == 2) {
128 bdeBuf = iocbq->context3;
129 iocbq->context3 = NULL;
130 size = icmd->unsli3.rcvsli3.bde2.tus.f.bdeSize;
131 lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf,
132 size);
133 lpfc_in_buf_free(phba, bdeBuf);
134 }
135 }
136 list_del(&head);
137 } else {
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 lpfc_ct_unsol_buffer(phba, iocbq, NULL, 0);
144 for (i = 0; i < icmd->ulpBdeCount; i++) {
145 paddr = getPaddr(icmd->un.cont64[i].addrHigh,
146 icmd->un.cont64[i].addrLow);
147 mp = lpfc_sli_ringpostbuf_get(phba, pring,
148 paddr);
149 size = icmd->un.cont64[i].tus.f.bdeSize;
150 lpfc_ct_unsol_buffer(phba, iocbq, mp, size);
151 lpfc_in_buf_free(phba, mp);
152 }
153 lpfc_post_buffer(phba, pring, i);
154 }
155 list_del(&head);
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_TYPE_BDE_64I;
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_BLP_64;
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 if (vport->fc_flag & FC_RSCN_MODE)
565 lpfc_els_flush_rscn(vport);
566 goto out;
567 }
568
569 if (lpfc_els_chk_latt(vport)) {
570 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
571 "0216 Link event during NS query\n");
572 if (vport->fc_flag & FC_RSCN_MODE)
573 lpfc_els_flush_rscn(vport);
574 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
575 goto out;
576 }
577 if (lpfc_error_lost_link(irsp)) {
578 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
579 "0226 NS query failed due to link event\n");
580 if (vport->fc_flag & FC_RSCN_MODE)
581 lpfc_els_flush_rscn(vport);
582 goto out;
583 }
584 if (irsp->ulpStatus) {
585 /* Check for retry */
586 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) {
587 if (irsp->ulpStatus != IOSTAT_LOCAL_REJECT ||
588 irsp->un.ulpWord[4] != IOERR_NO_RESOURCES)
589 vport->fc_ns_retry++;
590
591 /* CT command is being retried */
592 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT,
593 vport->fc_ns_retry, 0);
594 if (rc == 0)
595 goto out;
596 }
597 if (vport->fc_flag & FC_RSCN_MODE)
598 lpfc_els_flush_rscn(vport);
599 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
600 lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
601 "0257 GID_FT Query error: 0x%x 0x%x\n",
602 irsp->ulpStatus, vport->fc_ns_retry);
603 } else {
604 /* Good status, continue checking */
605 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
606 if (CTrsp->CommandResponse.bits.CmdRsp ==
607 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) {
608 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
609 "0208 NameServer Rsp Data: x%x\n",
610 vport->fc_flag);
611 lpfc_ns_rsp(vport, outp,
612 (uint32_t) (irsp->un.genreq64.bdl.bdeSize));
613 } else if (CTrsp->CommandResponse.bits.CmdRsp ==
614 be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
615 /* NameServer Rsp Error */
616 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ)
617 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) {
618 lpfc_printf_vlog(vport, KERN_INFO,
619 LOG_DISCOVERY,
620 "0269 No NameServer Entries "
621 "Data: x%x x%x x%x x%x\n",
622 CTrsp->CommandResponse.bits.CmdRsp,
623 (uint32_t) CTrsp->ReasonCode,
624 (uint32_t) CTrsp->Explanation,
625 vport->fc_flag);
626
627 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
628 "GID_FT no entry cmd:x%x rsn:x%x exp:x%x",
629 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
630 (uint32_t) CTrsp->ReasonCode,
631 (uint32_t) CTrsp->Explanation);
632 } else {
633 lpfc_printf_vlog(vport, KERN_INFO,
634 LOG_DISCOVERY,
635 "0240 NameServer Rsp Error "
636 "Data: x%x x%x x%x x%x\n",
637 CTrsp->CommandResponse.bits.CmdRsp,
638 (uint32_t) CTrsp->ReasonCode,
639 (uint32_t) CTrsp->Explanation,
640 vport->fc_flag);
641
642 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
643 "GID_FT rsp err1 cmd:x%x rsn:x%x exp:x%x",
644 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
645 (uint32_t) CTrsp->ReasonCode,
646 (uint32_t) CTrsp->Explanation);
647 }
648
649
650 } else {
651 /* NameServer Rsp Error */
652 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
653 "0241 NameServer Rsp Error "
654 "Data: x%x x%x x%x x%x\n",
655 CTrsp->CommandResponse.bits.CmdRsp,
656 (uint32_t) CTrsp->ReasonCode,
657 (uint32_t) CTrsp->Explanation,
658 vport->fc_flag);
659
660 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
661 "GID_FT rsp err2 cmd:x%x rsn:x%x exp:x%x",
662 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
663 (uint32_t) CTrsp->ReasonCode,
664 (uint32_t) CTrsp->Explanation);
665 }
666 }
667 /* Link up / RSCN discovery */
668 if (vport->num_disc_nodes == 0) {
669 /*
670 * The driver has cycled through all Nports in the RSCN payload.
671 * Complete the handling by cleaning up and marking the
672 * current driver state.
673 */
674 if (vport->port_state >= LPFC_DISC_AUTH) {
675 if (vport->fc_flag & FC_RSCN_MODE) {
676 lpfc_els_flush_rscn(vport);
677 spin_lock_irq(shost->host_lock);
678 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
679 spin_unlock_irq(shost->host_lock);
680 }
681 else
682 lpfc_els_flush_rscn(vport);
683 }
684
685 lpfc_disc_start(vport);
686 }
687 out:
688 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */
689 lpfc_ct_free_iocb(phba, cmdiocb);
690 return;
691 }
692
693 static void
694 lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
695 struct lpfc_iocbq *rspiocb)
696 {
697 struct lpfc_vport *vport = cmdiocb->vport;
698 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
699 IOCB_t *irsp = &rspiocb->iocb;
700 struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *) cmdiocb->context1;
701 struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *) cmdiocb->context2;
702 struct lpfc_sli_ct_request *CTrsp;
703 int did, rc, retry;
704 uint8_t fbits;
705 struct lpfc_nodelist *ndlp;
706
707 did = ((struct lpfc_sli_ct_request *) inp->virt)->un.gff.PortId;
708 did = be32_to_cpu(did);
709
710 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
711 "GFF_ID cmpl: status:x%x/x%x did:x%x",
712 irsp->ulpStatus, irsp->un.ulpWord[4], did);
713
714 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
715 /* Good status, continue checking */
716 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
717 fbits = CTrsp->un.gff_acc.fbits[FCP_TYPE_FEATURE_OFFSET];
718
719 if (CTrsp->CommandResponse.bits.CmdRsp ==
720 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) {
721 if ((fbits & FC4_FEATURE_INIT) &&
722 !(fbits & FC4_FEATURE_TARGET)) {
723 lpfc_printf_vlog(vport, KERN_INFO,
724 LOG_DISCOVERY,
725 "0270 Skip x%x GFF "
726 "NameServer Rsp Data: (init) "
727 "x%x x%x\n", did, fbits,
728 vport->fc_rscn_id_cnt);
729 goto out;
730 }
731 }
732 }
733 else {
734 /* Check for retry */
735 if (cmdiocb->retry < LPFC_MAX_NS_RETRY) {
736 retry = 1;
737 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) {
738 switch (irsp->un.ulpWord[4]) {
739 case IOERR_NO_RESOURCES:
740 /* We don't increment the retry
741 * count for this case.
742 */
743 break;
744 case IOERR_LINK_DOWN:
745 case IOERR_SLI_ABORTED:
746 case IOERR_SLI_DOWN:
747 retry = 0;
748 break;
749 default:
750 cmdiocb->retry++;
751 }
752 }
753 else
754 cmdiocb->retry++;
755
756 if (retry) {
757 /* CT command is being retried */
758 rc = lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID,
759 cmdiocb->retry, did);
760 if (rc == 0) {
761 /* success */
762 lpfc_ct_free_iocb(phba, cmdiocb);
763 return;
764 }
765 }
766 }
767 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
768 "0267 NameServer GFF Rsp "
769 "x%x Error (%d %d) Data: x%x x%x\n",
770 did, irsp->ulpStatus, irsp->un.ulpWord[4],
771 vport->fc_flag, vport->fc_rscn_id_cnt);
772 }
773
774 /* This is a target port, unregistered port, or the GFF_ID failed */
775 ndlp = lpfc_setup_disc_node(vport, did);
776 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) {
777 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
778 "0242 Process x%x GFF "
779 "NameServer Rsp Data: x%x x%x x%x\n",
780 did, ndlp->nlp_flag, vport->fc_flag,
781 vport->fc_rscn_id_cnt);
782 } else {
783 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
784 "0243 Skip x%x GFF "
785 "NameServer Rsp Data: x%x x%x\n", did,
786 vport->fc_flag, vport->fc_rscn_id_cnt);
787 }
788 out:
789 /* Link up / RSCN discovery */
790 if (vport->num_disc_nodes)
791 vport->num_disc_nodes--;
792 if (vport->num_disc_nodes == 0) {
793 /*
794 * The driver has cycled through all Nports in the RSCN payload.
795 * Complete the handling by cleaning up and marking the
796 * current driver state.
797 */
798 if (vport->port_state >= LPFC_DISC_AUTH) {
799 if (vport->fc_flag & FC_RSCN_MODE) {
800 lpfc_els_flush_rscn(vport);
801 spin_lock_irq(shost->host_lock);
802 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
803 spin_unlock_irq(shost->host_lock);
804 }
805 else
806 lpfc_els_flush_rscn(vport);
807 }
808 lpfc_disc_start(vport);
809 }
810 lpfc_ct_free_iocb(phba, cmdiocb);
811 return;
812 }
813
814
815 static void
816 lpfc_cmpl_ct(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
817 struct lpfc_iocbq *rspiocb)
818 {
819 struct lpfc_vport *vport = cmdiocb->vport;
820 struct lpfc_dmabuf *inp;
821 struct lpfc_dmabuf *outp;
822 IOCB_t *irsp;
823 struct lpfc_sli_ct_request *CTrsp;
824 struct lpfc_nodelist *ndlp;
825 int cmdcode, rc;
826 uint8_t retry;
827 uint32_t latt;
828
829 /* First save ndlp, before we overwrite it */
830 ndlp = cmdiocb->context_un.ndlp;
831
832 /* we pass cmdiocb to state machine which needs rspiocb as well */
833 cmdiocb->context_un.rsp_iocb = rspiocb;
834
835 inp = (struct lpfc_dmabuf *) cmdiocb->context1;
836 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
837 irsp = &rspiocb->iocb;
838
839 cmdcode = be16_to_cpu(((struct lpfc_sli_ct_request *) inp->virt)->
840 CommandResponse.bits.CmdRsp);
841 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
842
843 latt = lpfc_els_chk_latt(vport);
844
845 /* RFT request completes status <ulpStatus> CmdRsp <CmdRsp> */
846 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
847 "0209 CT Request completes, latt %d, "
848 "ulpStatus x%x CmdRsp x%x, Context x%x, Tag x%x\n",
849 latt, irsp->ulpStatus,
850 CTrsp->CommandResponse.bits.CmdRsp,
851 cmdiocb->iocb.ulpContext, cmdiocb->iocb.ulpIoTag);
852
853 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
854 "CT cmd cmpl: status:x%x/x%x cmd:x%x",
855 irsp->ulpStatus, irsp->un.ulpWord[4], cmdcode);
856
857 if (irsp->ulpStatus) {
858 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
859 "0268 NS cmd %x Error (%d %d)\n",
860 cmdcode, irsp->ulpStatus, irsp->un.ulpWord[4]);
861
862 if ((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) &&
863 ((irsp->un.ulpWord[4] == IOERR_SLI_DOWN) ||
864 (irsp->un.ulpWord[4] == IOERR_SLI_ABORTED)))
865 goto out;
866
867 retry = cmdiocb->retry;
868 if (retry >= LPFC_MAX_NS_RETRY)
869 goto out;
870
871 retry++;
872 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
873 "0250 Retrying NS cmd %x\n", cmdcode);
874 rc = lpfc_ns_cmd(vport, cmdcode, retry, 0);
875 if (rc == 0)
876 goto out;
877 }
878
879 out:
880 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */
881 lpfc_ct_free_iocb(phba, cmdiocb);
882 return;
883 }
884
885 static void
886 lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
887 struct lpfc_iocbq *rspiocb)
888 {
889 IOCB_t *irsp = &rspiocb->iocb;
890 struct lpfc_vport *vport = cmdiocb->vport;
891
892 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
893 struct lpfc_dmabuf *outp;
894 struct lpfc_sli_ct_request *CTrsp;
895
896 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
897 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
898 if (CTrsp->CommandResponse.bits.CmdRsp ==
899 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
900 vport->ct_flags |= FC_CT_RFT_ID;
901 }
902 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
903 return;
904 }
905
906 static void
907 lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
908 struct lpfc_iocbq *rspiocb)
909 {
910 IOCB_t *irsp = &rspiocb->iocb;
911 struct lpfc_vport *vport = cmdiocb->vport;
912
913 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
914 struct lpfc_dmabuf *outp;
915 struct lpfc_sli_ct_request *CTrsp;
916
917 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
918 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
919 if (CTrsp->CommandResponse.bits.CmdRsp ==
920 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
921 vport->ct_flags |= FC_CT_RNN_ID;
922 }
923 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
924 return;
925 }
926
927 static void
928 lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
929 struct lpfc_iocbq *rspiocb)
930 {
931 IOCB_t *irsp = &rspiocb->iocb;
932 struct lpfc_vport *vport = cmdiocb->vport;
933
934 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
935 struct lpfc_dmabuf *outp;
936 struct lpfc_sli_ct_request *CTrsp;
937
938 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
939 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
940 if (CTrsp->CommandResponse.bits.CmdRsp ==
941 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
942 vport->ct_flags |= FC_CT_RSPN_ID;
943 }
944 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
945 return;
946 }
947
948 static void
949 lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
950 struct lpfc_iocbq *rspiocb)
951 {
952 IOCB_t *irsp = &rspiocb->iocb;
953 struct lpfc_vport *vport = cmdiocb->vport;
954
955 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
956 struct lpfc_dmabuf *outp;
957 struct lpfc_sli_ct_request *CTrsp;
958
959 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
960 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
961 if (CTrsp->CommandResponse.bits.CmdRsp ==
962 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
963 vport->ct_flags |= FC_CT_RSNN_NN;
964 }
965 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
966 return;
967 }
968
969 static void
970 lpfc_cmpl_ct_cmd_da_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
971 struct lpfc_iocbq *rspiocb)
972 {
973 struct lpfc_vport *vport = cmdiocb->vport;
974
975 /* even if it fails we will act as though it succeeded. */
976 vport->ct_flags = 0;
977 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
978 return;
979 }
980
981 static void
982 lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
983 struct lpfc_iocbq *rspiocb)
984 {
985 IOCB_t *irsp = &rspiocb->iocb;
986 struct lpfc_vport *vport = cmdiocb->vport;
987
988 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
989 struct lpfc_dmabuf *outp;
990 struct lpfc_sli_ct_request *CTrsp;
991
992 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
993 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
994 if (CTrsp->CommandResponse.bits.CmdRsp ==
995 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
996 vport->ct_flags |= FC_CT_RFF_ID;
997 }
998 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
999 return;
1000 }
1001
1002 int
1003 lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol,
1004 size_t size)
1005 {
1006 int n;
1007 uint8_t *wwn = vport->phba->wwpn;
1008
1009 n = snprintf(symbol, size,
1010 "Emulex PPN-%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x",
1011 wwn[0], wwn[1], wwn[2], wwn[3],
1012 wwn[4], wwn[5], wwn[6], wwn[7]);
1013
1014 if (vport->port_type == LPFC_PHYSICAL_PORT)
1015 return n;
1016
1017 if (n < size)
1018 n += snprintf(symbol + n, size - n, " VPort-%d", vport->vpi);
1019
1020 if (n < size &&
1021 strlen(vport->fc_vport->symbolic_name))
1022 n += snprintf(symbol + n, size - n, " VName-%s",
1023 vport->fc_vport->symbolic_name);
1024 return n;
1025 }
1026
1027 int
1028 lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol,
1029 size_t size)
1030 {
1031 char fwrev[16];
1032 int n;
1033
1034 lpfc_decode_firmware_rev(vport->phba, fwrev, 0);
1035
1036 n = snprintf(symbol, size, "Emulex %s FV%s DV%s",
1037 vport->phba->ModelName, fwrev, lpfc_release_version);
1038 return n;
1039 }
1040
1041 /*
1042 * lpfc_ns_cmd
1043 * Description:
1044 * Issue Cmd to NameServer
1045 * SLI_CTNS_GID_FT
1046 * LI_CTNS_RFT_ID
1047 */
1048 int
1049 lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode,
1050 uint8_t retry, uint32_t context)
1051 {
1052 struct lpfc_nodelist * ndlp;
1053 struct lpfc_hba *phba = vport->phba;
1054 struct lpfc_dmabuf *mp, *bmp;
1055 struct lpfc_sli_ct_request *CtReq;
1056 struct ulp_bde64 *bpl;
1057 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
1058 struct lpfc_iocbq *) = NULL;
1059 uint32_t rsp_size = 1024;
1060 size_t size;
1061 int rc = 0;
1062
1063 ndlp = lpfc_findnode_did(vport, NameServer_DID);
1064 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)
1065 || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) {
1066 rc=1;
1067 goto ns_cmd_exit;
1068 }
1069
1070 /* fill in BDEs for command */
1071 /* Allocate buffer for command payload */
1072 mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
1073 if (!mp) {
1074 rc=2;
1075 goto ns_cmd_exit;
1076 }
1077
1078 INIT_LIST_HEAD(&mp->list);
1079 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys));
1080 if (!mp->virt) {
1081 rc=3;
1082 goto ns_cmd_free_mp;
1083 }
1084
1085 /* Allocate buffer for Buffer ptr list */
1086 bmp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
1087 if (!bmp) {
1088 rc=4;
1089 goto ns_cmd_free_mpvirt;
1090 }
1091
1092 INIT_LIST_HEAD(&bmp->list);
1093 bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys));
1094 if (!bmp->virt) {
1095 rc=5;
1096 goto ns_cmd_free_bmp;
1097 }
1098
1099 /* NameServer Req */
1100 lpfc_printf_vlog(vport, KERN_INFO ,LOG_DISCOVERY,
1101 "0236 NameServer Req Data: x%x x%x x%x\n",
1102 cmdcode, vport->fc_flag, vport->fc_rscn_id_cnt);
1103
1104 bpl = (struct ulp_bde64 *) bmp->virt;
1105 memset(bpl, 0, sizeof(struct ulp_bde64));
1106 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
1107 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
1108 bpl->tus.f.bdeFlags = 0;
1109 if (cmdcode == SLI_CTNS_GID_FT)
1110 bpl->tus.f.bdeSize = GID_REQUEST_SZ;
1111 else if (cmdcode == SLI_CTNS_GFF_ID)
1112 bpl->tus.f.bdeSize = GFF_REQUEST_SZ;
1113 else if (cmdcode == SLI_CTNS_RFT_ID)
1114 bpl->tus.f.bdeSize = RFT_REQUEST_SZ;
1115 else if (cmdcode == SLI_CTNS_RNN_ID)
1116 bpl->tus.f.bdeSize = RNN_REQUEST_SZ;
1117 else if (cmdcode == SLI_CTNS_RSPN_ID)
1118 bpl->tus.f.bdeSize = RSPN_REQUEST_SZ;
1119 else if (cmdcode == SLI_CTNS_RSNN_NN)
1120 bpl->tus.f.bdeSize = RSNN_REQUEST_SZ;
1121 else if (cmdcode == SLI_CTNS_DA_ID)
1122 bpl->tus.f.bdeSize = DA_ID_REQUEST_SZ;
1123 else if (cmdcode == SLI_CTNS_RFF_ID)
1124 bpl->tus.f.bdeSize = RFF_REQUEST_SZ;
1125 else
1126 bpl->tus.f.bdeSize = 0;
1127 bpl->tus.w = le32_to_cpu(bpl->tus.w);
1128
1129 CtReq = (struct lpfc_sli_ct_request *) mp->virt;
1130 memset(CtReq, 0, sizeof (struct lpfc_sli_ct_request));
1131 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
1132 CtReq->RevisionId.bits.InId = 0;
1133 CtReq->FsType = SLI_CT_DIRECTORY_SERVICE;
1134 CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER;
1135 CtReq->CommandResponse.bits.Size = 0;
1136 switch (cmdcode) {
1137 case SLI_CTNS_GID_FT:
1138 CtReq->CommandResponse.bits.CmdRsp =
1139 be16_to_cpu(SLI_CTNS_GID_FT);
1140 CtReq->un.gid.Fc4Type = SLI_CTPT_FCP;
1141 if (vport->port_state < LPFC_NS_QRY)
1142 vport->port_state = LPFC_NS_QRY;
1143 lpfc_set_disctmo(vport);
1144 cmpl = lpfc_cmpl_ct_cmd_gid_ft;
1145 rsp_size = FC_MAX_NS_RSP;
1146 break;
1147
1148 case SLI_CTNS_GFF_ID:
1149 CtReq->CommandResponse.bits.CmdRsp =
1150 be16_to_cpu(SLI_CTNS_GFF_ID);
1151 CtReq->un.gff.PortId = cpu_to_be32(context);
1152 cmpl = lpfc_cmpl_ct_cmd_gff_id;
1153 break;
1154
1155 case SLI_CTNS_RFT_ID:
1156 vport->ct_flags &= ~FC_CT_RFT_ID;
1157 CtReq->CommandResponse.bits.CmdRsp =
1158 be16_to_cpu(SLI_CTNS_RFT_ID);
1159 CtReq->un.rft.PortId = cpu_to_be32(vport->fc_myDID);
1160 CtReq->un.rft.fcpReg = 1;
1161 cmpl = lpfc_cmpl_ct_cmd_rft_id;
1162 break;
1163
1164 case SLI_CTNS_RNN_ID:
1165 vport->ct_flags &= ~FC_CT_RNN_ID;
1166 CtReq->CommandResponse.bits.CmdRsp =
1167 be16_to_cpu(SLI_CTNS_RNN_ID);
1168 CtReq->un.rnn.PortId = cpu_to_be32(vport->fc_myDID);
1169 memcpy(CtReq->un.rnn.wwnn, &vport->fc_nodename,
1170 sizeof (struct lpfc_name));
1171 cmpl = lpfc_cmpl_ct_cmd_rnn_id;
1172 break;
1173
1174 case SLI_CTNS_RSPN_ID:
1175 vport->ct_flags &= ~FC_CT_RSPN_ID;
1176 CtReq->CommandResponse.bits.CmdRsp =
1177 be16_to_cpu(SLI_CTNS_RSPN_ID);
1178 CtReq->un.rspn.PortId = cpu_to_be32(vport->fc_myDID);
1179 size = sizeof(CtReq->un.rspn.symbname);
1180 CtReq->un.rspn.len =
1181 lpfc_vport_symbolic_port_name(vport,
1182 CtReq->un.rspn.symbname, size);
1183 cmpl = lpfc_cmpl_ct_cmd_rspn_id;
1184 break;
1185 case SLI_CTNS_RSNN_NN:
1186 vport->ct_flags &= ~FC_CT_RSNN_NN;
1187 CtReq->CommandResponse.bits.CmdRsp =
1188 be16_to_cpu(SLI_CTNS_RSNN_NN);
1189 memcpy(CtReq->un.rsnn.wwnn, &vport->fc_nodename,
1190 sizeof (struct lpfc_name));
1191 size = sizeof(CtReq->un.rsnn.symbname);
1192 CtReq->un.rsnn.len =
1193 lpfc_vport_symbolic_node_name(vport,
1194 CtReq->un.rsnn.symbname, size);
1195 cmpl = lpfc_cmpl_ct_cmd_rsnn_nn;
1196 break;
1197 case SLI_CTNS_DA_ID:
1198 /* Implement DA_ID Nameserver request */
1199 CtReq->CommandResponse.bits.CmdRsp =
1200 be16_to_cpu(SLI_CTNS_DA_ID);
1201 CtReq->un.da_id.port_id = cpu_to_be32(vport->fc_myDID);
1202 cmpl = lpfc_cmpl_ct_cmd_da_id;
1203 break;
1204 case SLI_CTNS_RFF_ID:
1205 vport->ct_flags &= ~FC_CT_RFF_ID;
1206 CtReq->CommandResponse.bits.CmdRsp =
1207 be16_to_cpu(SLI_CTNS_RFF_ID);
1208 CtReq->un.rff.PortId = cpu_to_be32(vport->fc_myDID);;
1209 CtReq->un.rff.fbits = FC4_FEATURE_INIT;
1210 CtReq->un.rff.type_code = FC_FCP_DATA;
1211 cmpl = lpfc_cmpl_ct_cmd_rff_id;
1212 break;
1213 }
1214 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count
1215 * to hold ndlp reference for the corresponding callback function.
1216 */
1217 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) {
1218 /* On success, The cmpl function will free the buffers */
1219 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1220 "Issue CT cmd: cmd:x%x did:x%x",
1221 cmdcode, ndlp->nlp_DID, 0);
1222 return 0;
1223 }
1224 rc=6;
1225
1226 /* Decrement ndlp reference count to release ndlp reference held
1227 * for the failed command's callback function.
1228 */
1229 lpfc_nlp_put(ndlp);
1230
1231 lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
1232 ns_cmd_free_bmp:
1233 kfree(bmp);
1234 ns_cmd_free_mpvirt:
1235 lpfc_mbuf_free(phba, mp->virt, mp->phys);
1236 ns_cmd_free_mp:
1237 kfree(mp);
1238 ns_cmd_exit:
1239 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
1240 "0266 Issue NameServer Req x%x err %d Data: x%x x%x\n",
1241 cmdcode, rc, vport->fc_flag, vport->fc_rscn_id_cnt);
1242 return 1;
1243 }
1244
1245 static void
1246 lpfc_cmpl_ct_cmd_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1247 struct lpfc_iocbq * rspiocb)
1248 {
1249 struct lpfc_dmabuf *inp = cmdiocb->context1;
1250 struct lpfc_dmabuf *outp = cmdiocb->context2;
1251 struct lpfc_sli_ct_request *CTrsp = outp->virt;
1252 struct lpfc_sli_ct_request *CTcmd = inp->virt;
1253 struct lpfc_nodelist *ndlp;
1254 uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp;
1255 uint16_t fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp;
1256 struct lpfc_vport *vport = cmdiocb->vport;
1257 IOCB_t *irsp = &rspiocb->iocb;
1258 uint32_t latt;
1259
1260 latt = lpfc_els_chk_latt(vport);
1261
1262 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1263 "FDMI cmpl: status:x%x/x%x latt:%d",
1264 irsp->ulpStatus, irsp->un.ulpWord[4], latt);
1265
1266 if (latt || irsp->ulpStatus) {
1267 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1268 "0229 FDMI cmd %04x failed, latt = %d "
1269 "ulpStatus: x%x, rid x%x\n",
1270 be16_to_cpu(fdmi_cmd), latt, irsp->ulpStatus,
1271 irsp->un.ulpWord[4]);
1272 lpfc_ct_free_iocb(phba, cmdiocb);
1273 return;
1274 }
1275
1276 ndlp = lpfc_findnode_did(vport, FDMI_DID);
1277 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
1278 goto fail_out;
1279
1280 if (fdmi_rsp == be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
1281 /* FDMI rsp failed */
1282 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1283 "0220 FDMI rsp failed Data: x%x\n",
1284 be16_to_cpu(fdmi_cmd));
1285 }
1286
1287 switch (be16_to_cpu(fdmi_cmd)) {
1288 case SLI_MGMT_RHBA:
1289 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA);
1290 break;
1291
1292 case SLI_MGMT_RPA:
1293 break;
1294
1295 case SLI_MGMT_DHBA:
1296 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT);
1297 break;
1298
1299 case SLI_MGMT_DPRT:
1300 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA);
1301 break;
1302 }
1303
1304 fail_out:
1305 lpfc_ct_free_iocb(phba, cmdiocb);
1306 return;
1307 }
1308
1309 int
1310 lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, int cmdcode)
1311 {
1312 struct lpfc_hba *phba = vport->phba;
1313 struct lpfc_dmabuf *mp, *bmp;
1314 struct lpfc_sli_ct_request *CtReq;
1315 struct ulp_bde64 *bpl;
1316 uint32_t size;
1317 REG_HBA *rh;
1318 PORT_ENTRY *pe;
1319 REG_PORT_ATTRIBUTE *pab;
1320 ATTRIBUTE_BLOCK *ab;
1321 ATTRIBUTE_ENTRY *ae;
1322 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
1323 struct lpfc_iocbq *);
1324
1325
1326 /* fill in BDEs for command */
1327 /* Allocate buffer for command payload */
1328 mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
1329 if (!mp)
1330 goto fdmi_cmd_exit;
1331
1332 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys));
1333 if (!mp->virt)
1334 goto fdmi_cmd_free_mp;
1335
1336 /* Allocate buffer for Buffer ptr list */
1337 bmp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
1338 if (!bmp)
1339 goto fdmi_cmd_free_mpvirt;
1340
1341 bmp->virt = lpfc_mbuf_alloc(phba, 0, &(bmp->phys));
1342 if (!bmp->virt)
1343 goto fdmi_cmd_free_bmp;
1344
1345 INIT_LIST_HEAD(&mp->list);
1346 INIT_LIST_HEAD(&bmp->list);
1347
1348 /* FDMI request */
1349 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1350 "0218 FDMI Request Data: x%x x%x x%x\n",
1351 vport->fc_flag, vport->port_state, cmdcode);
1352 CtReq = (struct lpfc_sli_ct_request *) mp->virt;
1353
1354 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request));
1355 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
1356 CtReq->RevisionId.bits.InId = 0;
1357
1358 CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE;
1359 CtReq->FsSubType = SLI_CT_FDMI_Subtypes;
1360 size = 0;
1361
1362 switch (cmdcode) {
1363 case SLI_MGMT_RHBA:
1364 {
1365 lpfc_vpd_t *vp = &phba->vpd;
1366 uint32_t i, j, incr;
1367 int len;
1368
1369 CtReq->CommandResponse.bits.CmdRsp =
1370 be16_to_cpu(SLI_MGMT_RHBA);
1371 CtReq->CommandResponse.bits.Size = 0;
1372 rh = (REG_HBA *) & CtReq->un.PortID;
1373 memcpy(&rh->hi.PortName, &vport->fc_sparam.portName,
1374 sizeof (struct lpfc_name));
1375 /* One entry (port) per adapter */
1376 rh->rpl.EntryCnt = be32_to_cpu(1);
1377 memcpy(&rh->rpl.pe, &vport->fc_sparam.portName,
1378 sizeof (struct lpfc_name));
1379
1380 /* point to the HBA attribute block */
1381 size = 2 * sizeof (struct lpfc_name) + FOURBYTES;
1382 ab = (ATTRIBUTE_BLOCK *) ((uint8_t *) rh + size);
1383 ab->EntryCnt = 0;
1384
1385 /* Point to the beginning of the first HBA attribute
1386 entry */
1387 /* #1 HBA attribute entry */
1388 size += FOURBYTES;
1389 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1390 ae->ad.bits.AttrType = be16_to_cpu(NODE_NAME);
1391 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES
1392 + sizeof (struct lpfc_name));
1393 memcpy(&ae->un.NodeName, &vport->fc_sparam.nodeName,
1394 sizeof (struct lpfc_name));
1395 ab->EntryCnt++;
1396 size += FOURBYTES + sizeof (struct lpfc_name);
1397
1398 /* #2 HBA attribute entry */
1399 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1400 ae->ad.bits.AttrType = be16_to_cpu(MANUFACTURER);
1401 strcpy(ae->un.Manufacturer, "Emulex Corporation");
1402 len = strlen(ae->un.Manufacturer);
1403 len += (len & 3) ? (4 - (len & 3)) : 4;
1404 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1405 ab->EntryCnt++;
1406 size += FOURBYTES + len;
1407
1408 /* #3 HBA attribute entry */
1409 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1410 ae->ad.bits.AttrType = be16_to_cpu(SERIAL_NUMBER);
1411 strcpy(ae->un.SerialNumber, phba->SerialNumber);
1412 len = strlen(ae->un.SerialNumber);
1413 len += (len & 3) ? (4 - (len & 3)) : 4;
1414 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1415 ab->EntryCnt++;
1416 size += FOURBYTES + len;
1417
1418 /* #4 HBA attribute entry */
1419 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1420 ae->ad.bits.AttrType = be16_to_cpu(MODEL);
1421 strcpy(ae->un.Model, phba->ModelName);
1422 len = strlen(ae->un.Model);
1423 len += (len & 3) ? (4 - (len & 3)) : 4;
1424 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1425 ab->EntryCnt++;
1426 size += FOURBYTES + len;
1427
1428 /* #5 HBA attribute entry */
1429 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1430 ae->ad.bits.AttrType = be16_to_cpu(MODEL_DESCRIPTION);
1431 strcpy(ae->un.ModelDescription, phba->ModelDesc);
1432 len = strlen(ae->un.ModelDescription);
1433 len += (len & 3) ? (4 - (len & 3)) : 4;
1434 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1435 ab->EntryCnt++;
1436 size += FOURBYTES + len;
1437
1438 /* #6 HBA attribute entry */
1439 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1440 ae->ad.bits.AttrType = be16_to_cpu(HARDWARE_VERSION);
1441 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 8);
1442 /* Convert JEDEC ID to ascii for hardware version */
1443 incr = vp->rev.biuRev;
1444 for (i = 0; i < 8; i++) {
1445 j = (incr & 0xf);
1446 if (j <= 9)
1447 ae->un.HardwareVersion[7 - i] =
1448 (char)((uint8_t) 0x30 +
1449 (uint8_t) j);
1450 else
1451 ae->un.HardwareVersion[7 - i] =
1452 (char)((uint8_t) 0x61 +
1453 (uint8_t) (j - 10));
1454 incr = (incr >> 4);
1455 }
1456 ab->EntryCnt++;
1457 size += FOURBYTES + 8;
1458
1459 /* #7 HBA attribute entry */
1460 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1461 ae->ad.bits.AttrType = be16_to_cpu(DRIVER_VERSION);
1462 strcpy(ae->un.DriverVersion, lpfc_release_version);
1463 len = strlen(ae->un.DriverVersion);
1464 len += (len & 3) ? (4 - (len & 3)) : 4;
1465 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1466 ab->EntryCnt++;
1467 size += FOURBYTES + len;
1468
1469 /* #8 HBA attribute entry */
1470 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1471 ae->ad.bits.AttrType = be16_to_cpu(OPTION_ROM_VERSION);
1472 strcpy(ae->un.OptionROMVersion, phba->OptionROMVersion);
1473 len = strlen(ae->un.OptionROMVersion);
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 /* #9 HBA attribute entry */
1480 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1481 ae->ad.bits.AttrType = be16_to_cpu(FIRMWARE_VERSION);
1482 lpfc_decode_firmware_rev(phba, ae->un.FirmwareVersion,
1483 1);
1484 len = strlen(ae->un.FirmwareVersion);
1485 len += (len & 3) ? (4 - (len & 3)) : 4;
1486 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1487 ab->EntryCnt++;
1488 size += FOURBYTES + len;
1489
1490 /* #10 HBA attribute entry */
1491 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1492 ae->ad.bits.AttrType = be16_to_cpu(OS_NAME_VERSION);
1493 sprintf(ae->un.OsNameVersion, "%s %s %s",
1494 init_utsname()->sysname,
1495 init_utsname()->release,
1496 init_utsname()->version);
1497 len = strlen(ae->un.OsNameVersion);
1498 len += (len & 3) ? (4 - (len & 3)) : 4;
1499 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1500 ab->EntryCnt++;
1501 size += FOURBYTES + len;
1502
1503 /* #11 HBA attribute entry */
1504 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1505 ae->ad.bits.AttrType = be16_to_cpu(MAX_CT_PAYLOAD_LEN);
1506 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1507 ae->un.MaxCTPayloadLen = (65 * 4096);
1508 ab->EntryCnt++;
1509 size += FOURBYTES + 4;
1510
1511 ab->EntryCnt = be32_to_cpu(ab->EntryCnt);
1512 /* Total size */
1513 size = GID_REQUEST_SZ - 4 + size;
1514 }
1515 break;
1516
1517 case SLI_MGMT_RPA:
1518 {
1519 lpfc_vpd_t *vp;
1520 struct serv_parm *hsp;
1521 int len;
1522
1523 vp = &phba->vpd;
1524
1525 CtReq->CommandResponse.bits.CmdRsp =
1526 be16_to_cpu(SLI_MGMT_RPA);
1527 CtReq->CommandResponse.bits.Size = 0;
1528 pab = (REG_PORT_ATTRIBUTE *) & CtReq->un.PortID;
1529 size = sizeof (struct lpfc_name) + FOURBYTES;
1530 memcpy((uint8_t *) & pab->PortName,
1531 (uint8_t *) & vport->fc_sparam.portName,
1532 sizeof (struct lpfc_name));
1533 pab->ab.EntryCnt = 0;
1534
1535 /* #1 Port attribute entry */
1536 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1537 ae->ad.bits.AttrType = be16_to_cpu(SUPPORTED_FC4_TYPES);
1538 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 32);
1539 ae->un.SupportFC4Types[2] = 1;
1540 ae->un.SupportFC4Types[7] = 1;
1541 pab->ab.EntryCnt++;
1542 size += FOURBYTES + 32;
1543
1544 /* #2 Port attribute entry */
1545 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1546 ae->ad.bits.AttrType = be16_to_cpu(SUPPORTED_SPEED);
1547 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1548
1549 ae->un.SupportSpeed = 0;
1550 if (phba->lmt & LMT_10Gb)
1551 ae->un.SupportSpeed = HBA_PORTSPEED_10GBIT;
1552 if (phba->lmt & LMT_8Gb)
1553 ae->un.SupportSpeed |= HBA_PORTSPEED_8GBIT;
1554 if (phba->lmt & LMT_4Gb)
1555 ae->un.SupportSpeed |= HBA_PORTSPEED_4GBIT;
1556 if (phba->lmt & LMT_2Gb)
1557 ae->un.SupportSpeed |= HBA_PORTSPEED_2GBIT;
1558 if (phba->lmt & LMT_1Gb)
1559 ae->un.SupportSpeed |= HBA_PORTSPEED_1GBIT;
1560
1561 pab->ab.EntryCnt++;
1562 size += FOURBYTES + 4;
1563
1564 /* #3 Port attribute entry */
1565 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1566 ae->ad.bits.AttrType = be16_to_cpu(PORT_SPEED);
1567 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1568 switch(phba->fc_linkspeed) {
1569 case LA_1GHZ_LINK:
1570 ae->un.PortSpeed = HBA_PORTSPEED_1GBIT;
1571 break;
1572 case LA_2GHZ_LINK:
1573 ae->un.PortSpeed = HBA_PORTSPEED_2GBIT;
1574 break;
1575 case LA_4GHZ_LINK:
1576 ae->un.PortSpeed = HBA_PORTSPEED_4GBIT;
1577 break;
1578 case LA_8GHZ_LINK:
1579 ae->un.PortSpeed = HBA_PORTSPEED_8GBIT;
1580 break;
1581 default:
1582 ae->un.PortSpeed =
1583 HBA_PORTSPEED_UNKNOWN;
1584 break;
1585 }
1586 pab->ab.EntryCnt++;
1587 size += FOURBYTES + 4;
1588
1589 /* #4 Port attribute entry */
1590 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1591 ae->ad.bits.AttrType = be16_to_cpu(MAX_FRAME_SIZE);
1592 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1593 hsp = (struct serv_parm *) & vport->fc_sparam;
1594 ae->un.MaxFrameSize =
1595 (((uint32_t) hsp->cmn.
1596 bbRcvSizeMsb) << 8) | (uint32_t) hsp->cmn.
1597 bbRcvSizeLsb;
1598 pab->ab.EntryCnt++;
1599 size += FOURBYTES + 4;
1600
1601 /* #5 Port attribute entry */
1602 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1603 ae->ad.bits.AttrType = be16_to_cpu(OS_DEVICE_NAME);
1604 strcpy((char *)ae->un.OsDeviceName, LPFC_DRIVER_NAME);
1605 len = strlen((char *)ae->un.OsDeviceName);
1606 len += (len & 3) ? (4 - (len & 3)) : 4;
1607 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1608 pab->ab.EntryCnt++;
1609 size += FOURBYTES + len;
1610
1611 if (vport->cfg_fdmi_on == 2) {
1612 /* #6 Port attribute entry */
1613 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab +
1614 size);
1615 ae->ad.bits.AttrType = be16_to_cpu(HOST_NAME);
1616 sprintf(ae->un.HostName, "%s",
1617 init_utsname()->nodename);
1618 len = strlen(ae->un.HostName);
1619 len += (len & 3) ? (4 - (len & 3)) : 4;
1620 ae->ad.bits.AttrLen =
1621 be16_to_cpu(FOURBYTES + len);
1622 pab->ab.EntryCnt++;
1623 size += FOURBYTES + len;
1624 }
1625
1626 pab->ab.EntryCnt = be32_to_cpu(pab->ab.EntryCnt);
1627 /* Total size */
1628 size = GID_REQUEST_SZ - 4 + size;
1629 }
1630 break;
1631
1632 case SLI_MGMT_DHBA:
1633 CtReq->CommandResponse.bits.CmdRsp = be16_to_cpu(SLI_MGMT_DHBA);
1634 CtReq->CommandResponse.bits.Size = 0;
1635 pe = (PORT_ENTRY *) & CtReq->un.PortID;
1636 memcpy((uint8_t *) & pe->PortName,
1637 (uint8_t *) & vport->fc_sparam.portName,
1638 sizeof (struct lpfc_name));
1639 size = GID_REQUEST_SZ - 4 + sizeof (struct lpfc_name);
1640 break;
1641
1642 case SLI_MGMT_DPRT:
1643 CtReq->CommandResponse.bits.CmdRsp = be16_to_cpu(SLI_MGMT_DPRT);
1644 CtReq->CommandResponse.bits.Size = 0;
1645 pe = (PORT_ENTRY *) & CtReq->un.PortID;
1646 memcpy((uint8_t *) & pe->PortName,
1647 (uint8_t *) & vport->fc_sparam.portName,
1648 sizeof (struct lpfc_name));
1649 size = GID_REQUEST_SZ - 4 + sizeof (struct lpfc_name);
1650 break;
1651 }
1652
1653 bpl = (struct ulp_bde64 *) bmp->virt;
1654 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
1655 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
1656 bpl->tus.f.bdeFlags = 0;
1657 bpl->tus.f.bdeSize = size;
1658 bpl->tus.w = le32_to_cpu(bpl->tus.w);
1659
1660 cmpl = lpfc_cmpl_ct_cmd_fdmi;
1661
1662 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count
1663 * to hold ndlp reference for the corresponding callback function.
1664 */
1665 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, FC_MAX_NS_RSP, 0))
1666 return 0;
1667
1668 /* Decrement ndlp reference count to release ndlp reference held
1669 * for the failed command's callback function.
1670 */
1671 lpfc_nlp_put(ndlp);
1672
1673 lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
1674 fdmi_cmd_free_bmp:
1675 kfree(bmp);
1676 fdmi_cmd_free_mpvirt:
1677 lpfc_mbuf_free(phba, mp->virt, mp->phys);
1678 fdmi_cmd_free_mp:
1679 kfree(mp);
1680 fdmi_cmd_exit:
1681 /* Issue FDMI request failed */
1682 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1683 "0244 Issue FDMI request failed Data: x%x\n",
1684 cmdcode);
1685 return 1;
1686 }
1687
1688 void
1689 lpfc_fdmi_tmo(unsigned long ptr)
1690 {
1691 struct lpfc_vport *vport = (struct lpfc_vport *)ptr;
1692 struct lpfc_hba *phba = vport->phba;
1693 uint32_t tmo_posted;
1694 unsigned long iflag;
1695
1696 spin_lock_irqsave(&vport->work_port_lock, iflag);
1697 tmo_posted = vport->work_port_events & WORKER_FDMI_TMO;
1698 if (!tmo_posted)
1699 vport->work_port_events |= WORKER_FDMI_TMO;
1700 spin_unlock_irqrestore(&vport->work_port_lock, iflag);
1701
1702 if (!tmo_posted)
1703 lpfc_worker_wake_up(phba);
1704 return;
1705 }
1706
1707 void
1708 lpfc_fdmi_timeout_handler(struct lpfc_vport *vport)
1709 {
1710 struct lpfc_nodelist *ndlp;
1711
1712 ndlp = lpfc_findnode_did(vport, FDMI_DID);
1713 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) {
1714 if (init_utsname()->nodename[0] != '\0')
1715 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA);
1716 else
1717 mod_timer(&vport->fc_fdmitmo, jiffies + HZ * 60);
1718 }
1719 return;
1720 }
1721
1722 void
1723 lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag)
1724 {
1725 struct lpfc_sli *psli = &phba->sli;
1726 lpfc_vpd_t *vp = &phba->vpd;
1727 uint32_t b1, b2, b3, b4, i, rev;
1728 char c;
1729 uint32_t *ptr, str[4];
1730 uint8_t *fwname;
1731
1732 if (vp->rev.rBit) {
1733 if (psli->sli_flag & LPFC_SLI2_ACTIVE)
1734 rev = vp->rev.sli2FwRev;
1735 else
1736 rev = vp->rev.sli1FwRev;
1737
1738 b1 = (rev & 0x0000f000) >> 12;
1739 b2 = (rev & 0x00000f00) >> 8;
1740 b3 = (rev & 0x000000c0) >> 6;
1741 b4 = (rev & 0x00000030) >> 4;
1742
1743 switch (b4) {
1744 case 0:
1745 c = 'N';
1746 break;
1747 case 1:
1748 c = 'A';
1749 break;
1750 case 2:
1751 c = 'B';
1752 break;
1753 default:
1754 c = 0;
1755 break;
1756 }
1757 b4 = (rev & 0x0000000f);
1758
1759 if (psli->sli_flag & LPFC_SLI2_ACTIVE)
1760 fwname = vp->rev.sli2FwName;
1761 else
1762 fwname = vp->rev.sli1FwName;
1763
1764 for (i = 0; i < 16; i++)
1765 if (fwname[i] == 0x20)
1766 fwname[i] = 0;
1767
1768 ptr = (uint32_t*)fwname;
1769
1770 for (i = 0; i < 3; i++)
1771 str[i] = be32_to_cpu(*ptr++);
1772
1773 if (c == 0) {
1774 if (flag)
1775 sprintf(fwrevision, "%d.%d%d (%s)",
1776 b1, b2, b3, (char *)str);
1777 else
1778 sprintf(fwrevision, "%d.%d%d", b1,
1779 b2, b3);
1780 } else {
1781 if (flag)
1782 sprintf(fwrevision, "%d.%d%d%c%d (%s)",
1783 b1, b2, b3, c,
1784 b4, (char *)str);
1785 else
1786 sprintf(fwrevision, "%d.%d%d%c%d",
1787 b1, b2, b3, c, b4);
1788 }
1789 } else {
1790 rev = vp->rev.smFwRev;
1791
1792 b1 = (rev & 0xff000000) >> 24;
1793 b2 = (rev & 0x00f00000) >> 20;
1794 b3 = (rev & 0x000f0000) >> 16;
1795 c = (rev & 0x0000ff00) >> 8;
1796 b4 = (rev & 0x000000ff);
1797
1798 if (flag)
1799 sprintf(fwrevision, "%d.%d%d%c%d ", b1,
1800 b2, b3, c, b4);
1801 else
1802 sprintf(fwrevision, "%d.%d%d%c%d ", b1,
1803 b2, b3, c, b4);
1804 }
1805 return;
1806 }
Support for the Chinese Samsung S3C2440 based development boards