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[SCSI] lpfc: check before dereference in lpfc_ct.c
[linux-2.6/linux-loongson.git] / drivers / scsi / lpfc / lpfc_ct.c
blob3add7c237859d66347ff5ea69d19a3969d3da72e
1 /*******************************************************************
2 * This file is part of the Emulex Linux Device Driver for *
3 * Fibre Channel Host Bus Adapters. *
4 * Copyright (C) 2004-2006 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
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
44 #define HBA_PORTSPEED_UNKNOWN 0 /* Unknown - transceiver
45 * incapable of reporting */
46 #define HBA_PORTSPEED_1GBIT 1 /* 1 GBit/sec */
47 #define HBA_PORTSPEED_2GBIT 2 /* 2 GBit/sec */
48 #define HBA_PORTSPEED_4GBIT 8 /* 4 GBit/sec */
49 #define HBA_PORTSPEED_8GBIT 16 /* 8 GBit/sec */
50 #define HBA_PORTSPEED_10GBIT 4 /* 10 GBit/sec */
51 #define HBA_PORTSPEED_NOT_NEGOTIATED 5 /* Speed not established */
52
53 #define FOURBYTES 4
54
55
56 static char *lpfc_release_version = LPFC_DRIVER_VERSION;
57
58 /*
59 * lpfc_ct_unsol_event
60 */
61 void
62 lpfc_ct_unsol_event(struct lpfc_hba * phba,
63 struct lpfc_sli_ring * pring, struct lpfc_iocbq * piocbq)
64 {
65
66 struct lpfc_iocbq *next_piocbq;
67 struct lpfc_dmabuf *pmbuf = NULL;
68 struct lpfc_dmabuf *matp, *next_matp;
69 uint32_t ctx = 0, size = 0, cnt = 0;
70 IOCB_t *icmd = &piocbq->iocb;
71 IOCB_t *save_icmd = icmd;
72 int i, go_exit = 0;
73 struct list_head head;
74
75 if ((icmd->ulpStatus == IOSTAT_LOCAL_REJECT) &&
76 ((icmd->un.ulpWord[4] & 0xff) == IOERR_RCV_BUFFER_WAITING)) {
77 /* Not enough posted buffers; Try posting more buffers */
78 phba->fc_stat.NoRcvBuf++;
79 lpfc_post_buffer(phba, pring, 0, 1);
80 return;
81 }
82
83 /* If there are no BDEs associated with this IOCB,
84 * there is nothing to do.
85 */
86 if (icmd->ulpBdeCount == 0)
87 return;
88
89 INIT_LIST_HEAD(&head);
90 list_add_tail(&head, &piocbq->list);
91
92 list_for_each_entry_safe(piocbq, next_piocbq, &head, list) {
93 icmd = &piocbq->iocb;
94 if (ctx == 0)
95 ctx = (uint32_t) (icmd->ulpContext);
96 if (icmd->ulpBdeCount == 0)
97 continue;
98
99 for (i = 0; i < icmd->ulpBdeCount; i++) {
100 matp = lpfc_sli_ringpostbuf_get(phba, pring,
101 getPaddr(icmd->un.
102 cont64[i].
103 addrHigh,
104 icmd->un.
105 cont64[i].
106 addrLow));
107 if (!matp) {
108 /* Insert lpfc log message here */
109 lpfc_post_buffer(phba, pring, cnt, 1);
110 go_exit = 1;
111 goto ct_unsol_event_exit_piocbq;
112 }
113
114 /* Typically for Unsolicited CT requests */
115 if (!pmbuf) {
116 pmbuf = matp;
117 INIT_LIST_HEAD(&pmbuf->list);
118 } else
119 list_add_tail(&matp->list, &pmbuf->list);
120
121 size += icmd->un.cont64[i].tus.f.bdeSize;
122 cnt++;
123 }
124
125 icmd->ulpBdeCount = 0;
126 }
127
128 lpfc_post_buffer(phba, pring, cnt, 1);
129 if (save_icmd->ulpStatus) {
130 go_exit = 1;
131 }
132
133 ct_unsol_event_exit_piocbq:
134 list_del(&head);
135 if (pmbuf) {
136 list_for_each_entry_safe(matp, next_matp, &pmbuf->list, list) {
137 lpfc_mbuf_free(phba, matp->virt, matp->phys);
138 list_del(&matp->list);
139 kfree(matp);
140 }
141 lpfc_mbuf_free(phba, pmbuf->virt, pmbuf->phys);
142 kfree(pmbuf);
143 }
144 return;
145 }
146
147 static void
148 lpfc_free_ct_rsp(struct lpfc_hba * phba, struct lpfc_dmabuf * mlist)
149 {
150 struct lpfc_dmabuf *mlast, *next_mlast;
151
152 list_for_each_entry_safe(mlast, next_mlast, &mlist->list, list) {
153 lpfc_mbuf_free(phba, mlast->virt, mlast->phys);
154 list_del(&mlast->list);
155 kfree(mlast);
156 }
157 lpfc_mbuf_free(phba, mlist->virt, mlist->phys);
158 kfree(mlist);
159 return;
160 }
161
162 static struct lpfc_dmabuf *
163 lpfc_alloc_ct_rsp(struct lpfc_hba * phba, int cmdcode, struct ulp_bde64 * bpl,
164 uint32_t size, int *entries)
165 {
166 struct lpfc_dmabuf *mlist = NULL;
167 struct lpfc_dmabuf *mp;
168 int cnt, i = 0;
169
170 /* We get chucks of FCELSSIZE */
171 cnt = size > FCELSSIZE ? FCELSSIZE: size;
172
173 while (size) {
174 /* Allocate buffer for rsp payload */
175 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
176 if (!mp) {
177 if (mlist)
178 lpfc_free_ct_rsp(phba, mlist);
179 return NULL;
180 }
181
182 INIT_LIST_HEAD(&mp->list);
183
184 if (cmdcode == be16_to_cpu(SLI_CTNS_GID_FT))
185 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys));
186 else
187 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys));
188
189 if (!mp->virt) {
190 kfree(mp);
191 if (mlist)
192 lpfc_free_ct_rsp(phba, mlist);
193 return NULL;
194 }
195
196 /* Queue it to a linked list */
197 if (!mlist)
198 mlist = mp;
199 else
200 list_add_tail(&mp->list, &mlist->list);
201
202 bpl->tus.f.bdeFlags = BUFF_USE_RCV;
203 /* build buffer ptr list for IOCB */
204 bpl->addrLow = le32_to_cpu( putPaddrLow(mp->phys) );
205 bpl->addrHigh = le32_to_cpu( putPaddrHigh(mp->phys) );
206 bpl->tus.f.bdeSize = (uint16_t) cnt;
207 bpl->tus.w = le32_to_cpu(bpl->tus.w);
208 bpl++;
209
210 i++;
211 size -= cnt;
212 }
213
214 *entries = i;
215 return mlist;
216 }
217
218 static int
219 lpfc_gen_req(struct lpfc_hba *phba, struct lpfc_dmabuf *bmp,
220 struct lpfc_dmabuf *inp, struct lpfc_dmabuf *outp,
221 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
222 struct lpfc_iocbq *),
223 struct lpfc_nodelist *ndlp, uint32_t usr_flg, uint32_t num_entry,
224 uint32_t tmo)
225 {
226
227 struct lpfc_sli *psli = &phba->sli;
228 struct lpfc_sli_ring *pring = &psli->ring[LPFC_ELS_RING];
229 IOCB_t *icmd;
230 struct lpfc_iocbq *geniocb;
231
232 /* Allocate buffer for command iocb */
233 spin_lock_irq(phba->host->host_lock);
234 geniocb = lpfc_sli_get_iocbq(phba);
235 spin_unlock_irq(phba->host->host_lock);
236
237 if (geniocb == NULL)
238 return 1;
239
240 icmd = &geniocb->iocb;
241 icmd->un.genreq64.bdl.ulpIoTag32 = 0;
242 icmd->un.genreq64.bdl.addrHigh = putPaddrHigh(bmp->phys);
243 icmd->un.genreq64.bdl.addrLow = putPaddrLow(bmp->phys);
244 icmd->un.genreq64.bdl.bdeFlags = BUFF_TYPE_BDL;
245 icmd->un.genreq64.bdl.bdeSize = (num_entry * sizeof (struct ulp_bde64));
246
247 if (usr_flg)
248 geniocb->context3 = NULL;
249 else
250 geniocb->context3 = (uint8_t *) bmp;
251
252 /* Save for completion so we can release these resources */
253 geniocb->context1 = (uint8_t *) inp;
254 geniocb->context2 = (uint8_t *) outp;
255
256 /* Fill in payload, bp points to frame payload */
257 icmd->ulpCommand = CMD_GEN_REQUEST64_CR;
258
259 /* Fill in rest of iocb */
260 icmd->un.genreq64.w5.hcsw.Fctl = (SI | LA);
261 icmd->un.genreq64.w5.hcsw.Dfctl = 0;
262 icmd->un.genreq64.w5.hcsw.Rctl = FC_UNSOL_CTL;
263 icmd->un.genreq64.w5.hcsw.Type = FC_COMMON_TRANSPORT_ULP;
264
265 if (!tmo) {
266 /* FC spec states we need 3 * ratov for CT requests */
267 tmo = (3 * phba->fc_ratov);
268 }
269 icmd->ulpTimeout = tmo;
270 icmd->ulpBdeCount = 1;
271 icmd->ulpLe = 1;
272 icmd->ulpClass = CLASS3;
273 icmd->ulpContext = ndlp->nlp_rpi;
274
275 /* Issue GEN REQ IOCB for NPORT <did> */
276 lpfc_printf_log(phba, KERN_INFO, LOG_ELS,
277 "%d:0119 Issue GEN REQ IOCB for NPORT x%x "
278 "Data: x%x x%x\n", phba->brd_no, icmd->un.ulpWord[5],
279 icmd->ulpIoTag, phba->hba_state);
280 geniocb->iocb_cmpl = cmpl;
281 geniocb->drvrTimeout = icmd->ulpTimeout + LPFC_DRVR_TIMEOUT;
282 spin_lock_irq(phba->host->host_lock);
283 if (lpfc_sli_issue_iocb(phba, pring, geniocb, 0) == IOCB_ERROR) {
284 lpfc_sli_release_iocbq(phba, geniocb);
285 spin_unlock_irq(phba->host->host_lock);
286 return 1;
287 }
288 spin_unlock_irq(phba->host->host_lock);
289
290 return 0;
291 }
292
293 static int
294 lpfc_ct_cmd(struct lpfc_hba *phba, struct lpfc_dmabuf *inmp,
295 struct lpfc_dmabuf *bmp, struct lpfc_nodelist *ndlp,
296 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
297 struct lpfc_iocbq *),
298 uint32_t rsp_size)
299 {
300 struct ulp_bde64 *bpl = (struct ulp_bde64 *) bmp->virt;
301 struct lpfc_dmabuf *outmp;
302 int cnt = 0, status;
303 int cmdcode = ((struct lpfc_sli_ct_request *) inmp->virt)->
304 CommandResponse.bits.CmdRsp;
305
306 bpl++; /* Skip past ct request */
307
308 /* Put buffer(s) for ct rsp in bpl */
309 outmp = lpfc_alloc_ct_rsp(phba, cmdcode, bpl, rsp_size, &cnt);
310 if (!outmp)
311 return -ENOMEM;
312
313 status = lpfc_gen_req(phba, bmp, inmp, outmp, cmpl, ndlp, 0,
314 cnt+1, 0);
315 if (status) {
316 lpfc_free_ct_rsp(phba, outmp);
317 return -ENOMEM;
318 }
319 return 0;
320 }
321
322 static int
323 lpfc_ns_rsp(struct lpfc_hba * phba, struct lpfc_dmabuf * mp, uint32_t Size)
324 {
325 struct lpfc_sli_ct_request *Response =
326 (struct lpfc_sli_ct_request *) mp->virt;
327 struct lpfc_nodelist *ndlp = NULL;
328 struct lpfc_dmabuf *mlast, *next_mp;
329 uint32_t *ctptr = (uint32_t *) & Response->un.gid.PortType;
330 uint32_t Did;
331 uint32_t CTentry;
332 int Cnt;
333 struct list_head head;
334
335 lpfc_set_disctmo(phba);
336
337 Cnt = Size > FCELSSIZE ? FCELSSIZE : Size;
338
339 list_add_tail(&head, &mp->list);
340 list_for_each_entry_safe(mp, next_mp, &head, list) {
341 mlast = mp;
342
343 Size -= Cnt;
344
345 if (!ctptr)
346 ctptr = (uint32_t *) mlast->virt;
347 else
348 Cnt -= 16; /* subtract length of CT header */
349
350 /* Loop through entire NameServer list of DIDs */
351 while (Cnt) {
352
353 /* Get next DID from NameServer List */
354 CTentry = *ctptr++;
355 Did = ((be32_to_cpu(CTentry)) & Mask_DID);
356
357 ndlp = NULL;
358 if (Did != phba->fc_myDID) {
359 /* Check for rscn processing or not */
360 ndlp = lpfc_setup_disc_node(phba, Did);
361 }
362 /* Mark all node table entries that are in the
363 Nameserver */
364 if (ndlp) {
365 /* NameServer Rsp */
366 lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
367 "%d:0238 Process x%x NameServer"
368 " Rsp Data: x%x x%x x%x\n",
369 phba->brd_no,
370 Did, ndlp->nlp_flag,
371 phba->fc_flag,
372 phba->fc_rscn_id_cnt);
373 } else {
374 /* NameServer Rsp */
375 lpfc_printf_log(phba,
376 KERN_INFO,
377 LOG_DISCOVERY,
378 "%d:0239 Skip x%x NameServer "
379 "Rsp Data: x%x x%x x%x\n",
380 phba->brd_no,
381 Did, Size, phba->fc_flag,
382 phba->fc_rscn_id_cnt);
383 }
384
385 if (CTentry & (be32_to_cpu(SLI_CT_LAST_ENTRY)))
386 goto nsout1;
387 Cnt -= sizeof (uint32_t);
388 }
389 ctptr = NULL;
390
391 }
392
393 nsout1:
394 list_del(&head);
395
396 /*
397 * The driver has cycled through all Nports in the RSCN payload.
398 * Complete the handling by cleaning up and marking the
399 * current driver state.
400 */
401 if (phba->hba_state == LPFC_HBA_READY) {
402 lpfc_els_flush_rscn(phba);
403 spin_lock_irq(phba->host->host_lock);
404 phba->fc_flag |= FC_RSCN_MODE; /* we are still in RSCN mode */
405 spin_unlock_irq(phba->host->host_lock);
406 }
407 return 0;
408 }
409
410
411
412
413 static void
414 lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba * phba, struct lpfc_iocbq * cmdiocb,
415 struct lpfc_iocbq * rspiocb)
416 {
417 IOCB_t *irsp;
418 struct lpfc_sli *psli;
419 struct lpfc_dmabuf *bmp;
420 struct lpfc_dmabuf *inp;
421 struct lpfc_dmabuf *outp;
422 struct lpfc_nodelist *ndlp;
423 struct lpfc_sli_ct_request *CTrsp;
424
425 psli = &phba->sli;
426 /* we pass cmdiocb to state machine which needs rspiocb as well */
427 cmdiocb->context_un.rsp_iocb = rspiocb;
428
429 inp = (struct lpfc_dmabuf *) cmdiocb->context1;
430 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
431 bmp = (struct lpfc_dmabuf *) cmdiocb->context3;
432
433 irsp = &rspiocb->iocb;
434 if (irsp->ulpStatus) {
435 if ((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) &&
436 ((irsp->un.ulpWord[4] == IOERR_SLI_DOWN) ||
437 (irsp->un.ulpWord[4] == IOERR_SLI_ABORTED))) {
438 goto out;
439 }
440
441 /* Check for retry */
442 if (phba->fc_ns_retry < LPFC_MAX_NS_RETRY) {
443 phba->fc_ns_retry++;
444 /* CT command is being retried */
445 ndlp =
446 lpfc_findnode_did(phba, NLP_SEARCH_UNMAPPED,
447 NameServer_DID);
448 if (ndlp) {
449 if (lpfc_ns_cmd(phba, ndlp, SLI_CTNS_GID_FT) ==
450 0) {
451 goto out;
452 }
453 }
454 }
455 } else {
456 /* Good status, continue checking */
457 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
458 if (CTrsp->CommandResponse.bits.CmdRsp ==
459 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) {
460 lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
461 "%d:0208 NameServer Rsp "
462 "Data: x%x\n",
463 phba->brd_no,
464 phba->fc_flag);
465 lpfc_ns_rsp(phba, outp,
466 (uint32_t) (irsp->un.genreq64.bdl.bdeSize));
467 } else if (CTrsp->CommandResponse.bits.CmdRsp ==
468 be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
469 /* NameServer Rsp Error */
470 lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
471 "%d:0240 NameServer Rsp Error "
472 "Data: x%x x%x x%x x%x\n",
473 phba->brd_no,
474 CTrsp->CommandResponse.bits.CmdRsp,
475 (uint32_t) CTrsp->ReasonCode,
476 (uint32_t) CTrsp->Explanation,
477 phba->fc_flag);
478 } else {
479 /* NameServer Rsp Error */
480 lpfc_printf_log(phba,
481 KERN_INFO,
482 LOG_DISCOVERY,
483 "%d:0241 NameServer Rsp Error "
484 "Data: x%x x%x x%x x%x\n",
485 phba->brd_no,
486 CTrsp->CommandResponse.bits.CmdRsp,
487 (uint32_t) CTrsp->ReasonCode,
488 (uint32_t) CTrsp->Explanation,
489 phba->fc_flag);
490 }
491 }
492 /* Link up / RSCN discovery */
493 lpfc_disc_start(phba);
494 out:
495 lpfc_free_ct_rsp(phba, outp);
496 lpfc_mbuf_free(phba, inp->virt, inp->phys);
497 lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
498 kfree(inp);
499 kfree(bmp);
500 spin_lock_irq(phba->host->host_lock);
501 lpfc_sli_release_iocbq(phba, cmdiocb);
502 spin_unlock_irq(phba->host->host_lock);
503 return;
504 }
505
506 static void
507 lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba * phba, struct lpfc_iocbq * cmdiocb,
508 struct lpfc_iocbq * rspiocb)
509 {
510 struct lpfc_sli *psli;
511 struct lpfc_dmabuf *bmp;
512 struct lpfc_dmabuf *inp;
513 struct lpfc_dmabuf *outp;
514 IOCB_t *irsp;
515 struct lpfc_sli_ct_request *CTrsp;
516
517 psli = &phba->sli;
518 /* we pass cmdiocb to state machine which needs rspiocb as well */
519 cmdiocb->context_un.rsp_iocb = rspiocb;
520
521 inp = (struct lpfc_dmabuf *) cmdiocb->context1;
522 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
523 bmp = (struct lpfc_dmabuf *) cmdiocb->context3;
524 irsp = &rspiocb->iocb;
525
526 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
527
528 /* RFT request completes status <ulpStatus> CmdRsp <CmdRsp> */
529 lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
530 "%d:0209 RFT request completes ulpStatus x%x "
531 "CmdRsp x%x\n", phba->brd_no, irsp->ulpStatus,
532 CTrsp->CommandResponse.bits.CmdRsp);
533
534 lpfc_free_ct_rsp(phba, outp);
535 lpfc_mbuf_free(phba, inp->virt, inp->phys);
536 lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
537 kfree(inp);
538 kfree(bmp);
539 spin_lock_irq(phba->host->host_lock);
540 lpfc_sli_release_iocbq(phba, cmdiocb);
541 spin_unlock_irq(phba->host->host_lock);
542 return;
543 }
544
545 static void
546 lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba * phba, struct lpfc_iocbq * cmdiocb,
547 struct lpfc_iocbq * rspiocb)
548 {
549 lpfc_cmpl_ct_cmd_rft_id(phba, cmdiocb, rspiocb);
550 return;
551 }
552
553 static void
554 lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba * phba, struct lpfc_iocbq * cmdiocb,
555 struct lpfc_iocbq * rspiocb)
556 {
557 lpfc_cmpl_ct_cmd_rft_id(phba, cmdiocb, rspiocb);
558 return;
559 }
560
561 void
562 lpfc_get_hba_sym_node_name(struct lpfc_hba * phba, uint8_t * symbp)
563 {
564 char fwrev[16];
565
566 lpfc_decode_firmware_rev(phba, fwrev, 0);
567
568 sprintf(symbp, "Emulex %s FV%s DV%s", phba->ModelName,
569 fwrev, lpfc_release_version);
570 return;
571 }
572
573 /*
574 * lpfc_ns_cmd
575 * Description:
576 * Issue Cmd to NameServer
577 * SLI_CTNS_GID_FT
578 * LI_CTNS_RFT_ID
579 */
580 int
581 lpfc_ns_cmd(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp, int cmdcode)
582 {
583 struct lpfc_dmabuf *mp, *bmp;
584 struct lpfc_sli_ct_request *CtReq;
585 struct ulp_bde64 *bpl;
586 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
587 struct lpfc_iocbq *) = NULL;
588 uint32_t rsp_size = 1024;
589
590 /* fill in BDEs for command */
591 /* Allocate buffer for command payload */
592 mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
593 if (!mp)
594 goto ns_cmd_exit;
595
596 INIT_LIST_HEAD(&mp->list);
597 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys));
598 if (!mp->virt)
599 goto ns_cmd_free_mp;
600
601 /* Allocate buffer for Buffer ptr list */
602 bmp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
603 if (!bmp)
604 goto ns_cmd_free_mpvirt;
605
606 INIT_LIST_HEAD(&bmp->list);
607 bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys));
608 if (!bmp->virt)
609 goto ns_cmd_free_bmp;
610
611 /* NameServer Req */
612 lpfc_printf_log(phba,
613 KERN_INFO,
614 LOG_DISCOVERY,
615 "%d:0236 NameServer Req Data: x%x x%x x%x\n",
616 phba->brd_no, cmdcode, phba->fc_flag,
617 phba->fc_rscn_id_cnt);
618
619 bpl = (struct ulp_bde64 *) bmp->virt;
620 memset(bpl, 0, sizeof(struct ulp_bde64));
621 bpl->addrHigh = le32_to_cpu( putPaddrHigh(mp->phys) );
622 bpl->addrLow = le32_to_cpu( putPaddrLow(mp->phys) );
623 bpl->tus.f.bdeFlags = 0;
624 if (cmdcode == SLI_CTNS_GID_FT)
625 bpl->tus.f.bdeSize = GID_REQUEST_SZ;
626 else if (cmdcode == SLI_CTNS_RFT_ID)
627 bpl->tus.f.bdeSize = RFT_REQUEST_SZ;
628 else if (cmdcode == SLI_CTNS_RNN_ID)
629 bpl->tus.f.bdeSize = RNN_REQUEST_SZ;
630 else if (cmdcode == SLI_CTNS_RSNN_NN)
631 bpl->tus.f.bdeSize = RSNN_REQUEST_SZ;
632 else
633 bpl->tus.f.bdeSize = 0;
634 bpl->tus.w = le32_to_cpu(bpl->tus.w);
635
636 CtReq = (struct lpfc_sli_ct_request *) mp->virt;
637 memset(CtReq, 0, sizeof (struct lpfc_sli_ct_request));
638 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
639 CtReq->RevisionId.bits.InId = 0;
640 CtReq->FsType = SLI_CT_DIRECTORY_SERVICE;
641 CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER;
642 CtReq->CommandResponse.bits.Size = 0;
643 switch (cmdcode) {
644 case SLI_CTNS_GID_FT:
645 CtReq->CommandResponse.bits.CmdRsp =
646 be16_to_cpu(SLI_CTNS_GID_FT);
647 CtReq->un.gid.Fc4Type = SLI_CTPT_FCP;
648 if (phba->hba_state < LPFC_HBA_READY)
649 phba->hba_state = LPFC_NS_QRY;
650 lpfc_set_disctmo(phba);
651 cmpl = lpfc_cmpl_ct_cmd_gid_ft;
652 rsp_size = FC_MAX_NS_RSP;
653 break;
654
655 case SLI_CTNS_RFT_ID:
656 CtReq->CommandResponse.bits.CmdRsp =
657 be16_to_cpu(SLI_CTNS_RFT_ID);
658 CtReq->un.rft.PortId = be32_to_cpu(phba->fc_myDID);
659 CtReq->un.rft.fcpReg = 1;
660 cmpl = lpfc_cmpl_ct_cmd_rft_id;
661 break;
662
663 case SLI_CTNS_RNN_ID:
664 CtReq->CommandResponse.bits.CmdRsp =
665 be16_to_cpu(SLI_CTNS_RNN_ID);
666 CtReq->un.rnn.PortId = be32_to_cpu(phba->fc_myDID);
667 memcpy(CtReq->un.rnn.wwnn, &phba->fc_nodename,
668 sizeof (struct lpfc_name));
669 cmpl = lpfc_cmpl_ct_cmd_rnn_id;
670 break;
671
672 case SLI_CTNS_RSNN_NN:
673 CtReq->CommandResponse.bits.CmdRsp =
674 be16_to_cpu(SLI_CTNS_RSNN_NN);
675 memcpy(CtReq->un.rsnn.wwnn, &phba->fc_nodename,
676 sizeof (struct lpfc_name));
677 lpfc_get_hba_sym_node_name(phba, CtReq->un.rsnn.symbname);
678 CtReq->un.rsnn.len = strlen(CtReq->un.rsnn.symbname);
679 cmpl = lpfc_cmpl_ct_cmd_rsnn_nn;
680 break;
681 }
682
683 if (!lpfc_ct_cmd(phba, mp, bmp, ndlp, cmpl, rsp_size))
684 /* On success, The cmpl function will free the buffers */
685 return 0;
686
687 lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
688 ns_cmd_free_bmp:
689 kfree(bmp);
690 ns_cmd_free_mpvirt:
691 lpfc_mbuf_free(phba, mp->virt, mp->phys);
692 ns_cmd_free_mp:
693 kfree(mp);
694 ns_cmd_exit:
695 return 1;
696 }
697
698 static void
699 lpfc_cmpl_ct_cmd_fdmi(struct lpfc_hba * phba,
700 struct lpfc_iocbq * cmdiocb, struct lpfc_iocbq * rspiocb)
701 {
702 struct lpfc_dmabuf *bmp = cmdiocb->context3;
703 struct lpfc_dmabuf *inp = cmdiocb->context1;
704 struct lpfc_dmabuf *outp = cmdiocb->context2;
705 struct lpfc_sli_ct_request *CTrsp = outp->virt;
706 struct lpfc_sli_ct_request *CTcmd = inp->virt;
707 struct lpfc_nodelist *ndlp;
708 uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp;
709 uint16_t fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp;
710
711 ndlp = lpfc_findnode_did(phba, NLP_SEARCH_ALL, FDMI_DID);
712 if (fdmi_rsp == be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
713 /* FDMI rsp failed */
714 lpfc_printf_log(phba,
715 KERN_INFO,
716 LOG_DISCOVERY,
717 "%d:0220 FDMI rsp failed Data: x%x\n",
718 phba->brd_no,
719 be16_to_cpu(fdmi_cmd));
720 }
721
722 switch (be16_to_cpu(fdmi_cmd)) {
723 case SLI_MGMT_RHBA:
724 lpfc_fdmi_cmd(phba, ndlp, SLI_MGMT_RPA);
725 break;
726
727 case SLI_MGMT_RPA:
728 break;
729
730 case SLI_MGMT_DHBA:
731 lpfc_fdmi_cmd(phba, ndlp, SLI_MGMT_DPRT);
732 break;
733
734 case SLI_MGMT_DPRT:
735 lpfc_fdmi_cmd(phba, ndlp, SLI_MGMT_RHBA);
736 break;
737 }
738
739 lpfc_free_ct_rsp(phba, outp);
740 lpfc_mbuf_free(phba, inp->virt, inp->phys);
741 lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
742 kfree(inp);
743 kfree(bmp);
744 spin_lock_irq(phba->host->host_lock);
745 lpfc_sli_release_iocbq(phba, cmdiocb);
746 spin_unlock_irq(phba->host->host_lock);
747 return;
748 }
749 int
750 lpfc_fdmi_cmd(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp, int cmdcode)
751 {
752 struct lpfc_dmabuf *mp, *bmp;
753 struct lpfc_sli_ct_request *CtReq;
754 struct ulp_bde64 *bpl;
755 uint32_t size;
756 REG_HBA *rh;
757 PORT_ENTRY *pe;
758 REG_PORT_ATTRIBUTE *pab;
759 ATTRIBUTE_BLOCK *ab;
760 ATTRIBUTE_ENTRY *ae;
761 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
762 struct lpfc_iocbq *);
763
764
765 /* fill in BDEs for command */
766 /* Allocate buffer for command payload */
767 mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
768 if (!mp)
769 goto fdmi_cmd_exit;
770
771 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys));
772 if (!mp->virt)
773 goto fdmi_cmd_free_mp;
774
775 /* Allocate buffer for Buffer ptr list */
776 bmp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
777 if (!bmp)
778 goto fdmi_cmd_free_mpvirt;
779
780 bmp->virt = lpfc_mbuf_alloc(phba, 0, &(bmp->phys));
781 if (!bmp->virt)
782 goto fdmi_cmd_free_bmp;
783
784 INIT_LIST_HEAD(&mp->list);
785 INIT_LIST_HEAD(&bmp->list);
786
787 /* FDMI request */
788 lpfc_printf_log(phba,
789 KERN_INFO,
790 LOG_DISCOVERY,
791 "%d:0218 FDMI Request Data: x%x x%x x%x\n",
792 phba->brd_no,
793 phba->fc_flag, phba->hba_state, cmdcode);
794
795 CtReq = (struct lpfc_sli_ct_request *) mp->virt;
796
797 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request));
798 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
799 CtReq->RevisionId.bits.InId = 0;
800
801 CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE;
802 CtReq->FsSubType = SLI_CT_FDMI_Subtypes;
803 size = 0;
804
805 switch (cmdcode) {
806 case SLI_MGMT_RHBA:
807 {
808 lpfc_vpd_t *vp = &phba->vpd;
809 uint32_t i, j, incr;
810 int len;
811
812 CtReq->CommandResponse.bits.CmdRsp =
813 be16_to_cpu(SLI_MGMT_RHBA);
814 CtReq->CommandResponse.bits.Size = 0;
815 rh = (REG_HBA *) & CtReq->un.PortID;
816 memcpy(&rh->hi.PortName, &phba->fc_sparam.portName,
817 sizeof (struct lpfc_name));
818 /* One entry (port) per adapter */
819 rh->rpl.EntryCnt = be32_to_cpu(1);
820 memcpy(&rh->rpl.pe, &phba->fc_sparam.portName,
821 sizeof (struct lpfc_name));
822
823 /* point to the HBA attribute block */
824 size = 2 * sizeof (struct lpfc_name) + FOURBYTES;
825 ab = (ATTRIBUTE_BLOCK *) ((uint8_t *) rh + size);
826 ab->EntryCnt = 0;
827
828 /* Point to the beginning of the first HBA attribute
829 entry */
830 /* #1 HBA attribute entry */
831 size += FOURBYTES;
832 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
833 ae->ad.bits.AttrType = be16_to_cpu(NODE_NAME);
834 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES
835 + sizeof (struct lpfc_name));
836 memcpy(&ae->un.NodeName, &phba->fc_sparam.nodeName,
837 sizeof (struct lpfc_name));
838 ab->EntryCnt++;
839 size += FOURBYTES + sizeof (struct lpfc_name);
840
841 /* #2 HBA attribute entry */
842 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
843 ae->ad.bits.AttrType = be16_to_cpu(MANUFACTURER);
844 strcpy(ae->un.Manufacturer, "Emulex Corporation");
845 len = strlen(ae->un.Manufacturer);
846 len += (len & 3) ? (4 - (len & 3)) : 4;
847 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
848 ab->EntryCnt++;
849 size += FOURBYTES + len;
850
851 /* #3 HBA attribute entry */
852 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
853 ae->ad.bits.AttrType = be16_to_cpu(SERIAL_NUMBER);
854 strcpy(ae->un.SerialNumber, phba->SerialNumber);
855 len = strlen(ae->un.SerialNumber);
856 len += (len & 3) ? (4 - (len & 3)) : 4;
857 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
858 ab->EntryCnt++;
859 size += FOURBYTES + len;
860
861 /* #4 HBA attribute entry */
862 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
863 ae->ad.bits.AttrType = be16_to_cpu(MODEL);
864 strcpy(ae->un.Model, phba->ModelName);
865 len = strlen(ae->un.Model);
866 len += (len & 3) ? (4 - (len & 3)) : 4;
867 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
868 ab->EntryCnt++;
869 size += FOURBYTES + len;
870
871 /* #5 HBA attribute entry */
872 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
873 ae->ad.bits.AttrType = be16_to_cpu(MODEL_DESCRIPTION);
874 strcpy(ae->un.ModelDescription, phba->ModelDesc);
875 len = strlen(ae->un.ModelDescription);
876 len += (len & 3) ? (4 - (len & 3)) : 4;
877 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
878 ab->EntryCnt++;
879 size += FOURBYTES + len;
880
881 /* #6 HBA attribute entry */
882 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
883 ae->ad.bits.AttrType = be16_to_cpu(HARDWARE_VERSION);
884 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 8);
885 /* Convert JEDEC ID to ascii for hardware version */
886 incr = vp->rev.biuRev;
887 for (i = 0; i < 8; i++) {
888 j = (incr & 0xf);
889 if (j <= 9)
890 ae->un.HardwareVersion[7 - i] =
891 (char)((uint8_t) 0x30 +
892 (uint8_t) j);
893 else
894 ae->un.HardwareVersion[7 - i] =
895 (char)((uint8_t) 0x61 +
896 (uint8_t) (j - 10));
897 incr = (incr >> 4);
898 }
899 ab->EntryCnt++;
900 size += FOURBYTES + 8;
901
902 /* #7 HBA attribute entry */
903 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
904 ae->ad.bits.AttrType = be16_to_cpu(DRIVER_VERSION);
905 strcpy(ae->un.DriverVersion, lpfc_release_version);
906 len = strlen(ae->un.DriverVersion);
907 len += (len & 3) ? (4 - (len & 3)) : 4;
908 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
909 ab->EntryCnt++;
910 size += FOURBYTES + len;
911
912 /* #8 HBA attribute entry */
913 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
914 ae->ad.bits.AttrType = be16_to_cpu(OPTION_ROM_VERSION);
915 strcpy(ae->un.OptionROMVersion, phba->OptionROMVersion);
916 len = strlen(ae->un.OptionROMVersion);
917 len += (len & 3) ? (4 - (len & 3)) : 4;
918 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
919 ab->EntryCnt++;
920 size += FOURBYTES + len;
921
922 /* #9 HBA attribute entry */
923 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
924 ae->ad.bits.AttrType = be16_to_cpu(FIRMWARE_VERSION);
925 lpfc_decode_firmware_rev(phba, ae->un.FirmwareVersion,
926 1);
927 len = strlen(ae->un.FirmwareVersion);
928 len += (len & 3) ? (4 - (len & 3)) : 4;
929 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
930 ab->EntryCnt++;
931 size += FOURBYTES + len;
932
933 /* #10 HBA attribute entry */
934 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
935 ae->ad.bits.AttrType = be16_to_cpu(OS_NAME_VERSION);
936 sprintf(ae->un.OsNameVersion, "%s %s %s",
937 init_utsname()->sysname, init_utsname()->release,
938 init_utsname()->version);
939 len = strlen(ae->un.OsNameVersion);
940 len += (len & 3) ? (4 - (len & 3)) : 4;
941 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
942 ab->EntryCnt++;
943 size += FOURBYTES + len;
944
945 /* #11 HBA attribute entry */
946 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
947 ae->ad.bits.AttrType = be16_to_cpu(MAX_CT_PAYLOAD_LEN);
948 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
949 ae->un.MaxCTPayloadLen = (65 * 4096);
950 ab->EntryCnt++;
951 size += FOURBYTES + 4;
952
953 ab->EntryCnt = be32_to_cpu(ab->EntryCnt);
954 /* Total size */
955 size = GID_REQUEST_SZ - 4 + size;
956 }
957 break;
958
959 case SLI_MGMT_RPA:
960 {
961 lpfc_vpd_t *vp;
962 struct serv_parm *hsp;
963 int len;
964
965 vp = &phba->vpd;
966
967 CtReq->CommandResponse.bits.CmdRsp =
968 be16_to_cpu(SLI_MGMT_RPA);
969 CtReq->CommandResponse.bits.Size = 0;
970 pab = (REG_PORT_ATTRIBUTE *) & CtReq->un.PortID;
971 size = sizeof (struct lpfc_name) + FOURBYTES;
972 memcpy((uint8_t *) & pab->PortName,
973 (uint8_t *) & phba->fc_sparam.portName,
974 sizeof (struct lpfc_name));
975 pab->ab.EntryCnt = 0;
976
977 /* #1 Port attribute entry */
978 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
979 ae->ad.bits.AttrType = be16_to_cpu(SUPPORTED_FC4_TYPES);
980 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 32);
981 ae->un.SupportFC4Types[2] = 1;
982 ae->un.SupportFC4Types[7] = 1;
983 pab->ab.EntryCnt++;
984 size += FOURBYTES + 32;
985
986 /* #2 Port attribute entry */
987 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
988 ae->ad.bits.AttrType = be16_to_cpu(SUPPORTED_SPEED);
989 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
990
991 ae->un.SupportSpeed = 0;
992 if (phba->lmt & LMT_10Gb)
993 ae->un.SupportSpeed = HBA_PORTSPEED_10GBIT;
994 if (phba->lmt & LMT_8Gb)
995 ae->un.SupportSpeed |= HBA_PORTSPEED_8GBIT;
996 if (phba->lmt & LMT_4Gb)
997 ae->un.SupportSpeed |= HBA_PORTSPEED_4GBIT;
998 if (phba->lmt & LMT_2Gb)
999 ae->un.SupportSpeed |= HBA_PORTSPEED_2GBIT;
1000 if (phba->lmt & LMT_1Gb)
1001 ae->un.SupportSpeed |= HBA_PORTSPEED_1GBIT;
1002
1003 pab->ab.EntryCnt++;
1004 size += FOURBYTES + 4;
1005
1006 /* #3 Port attribute entry */
1007 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1008 ae->ad.bits.AttrType = be16_to_cpu(PORT_SPEED);
1009 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1010 switch(phba->fc_linkspeed) {
1011 case LA_1GHZ_LINK:
1012 ae->un.PortSpeed = HBA_PORTSPEED_1GBIT;
1013 break;
1014 case LA_2GHZ_LINK:
1015 ae->un.PortSpeed = HBA_PORTSPEED_2GBIT;
1016 break;
1017 case LA_4GHZ_LINK:
1018 ae->un.PortSpeed = HBA_PORTSPEED_4GBIT;
1019 break;
1020 default:
1021 ae->un.PortSpeed =
1022 HBA_PORTSPEED_UNKNOWN;
1023 break;
1024 }
1025 pab->ab.EntryCnt++;
1026 size += FOURBYTES + 4;
1027
1028 /* #4 Port attribute entry */
1029 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1030 ae->ad.bits.AttrType = be16_to_cpu(MAX_FRAME_SIZE);
1031 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1032 hsp = (struct serv_parm *) & phba->fc_sparam;
1033 ae->un.MaxFrameSize =
1034 (((uint32_t) hsp->cmn.
1035 bbRcvSizeMsb) << 8) | (uint32_t) hsp->cmn.
1036 bbRcvSizeLsb;
1037 pab->ab.EntryCnt++;
1038 size += FOURBYTES + 4;
1039
1040 /* #5 Port attribute entry */
1041 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1042 ae->ad.bits.AttrType = be16_to_cpu(OS_DEVICE_NAME);
1043 strcpy((char *)ae->un.OsDeviceName, LPFC_DRIVER_NAME);
1044 len = strlen((char *)ae->un.OsDeviceName);
1045 len += (len & 3) ? (4 - (len & 3)) : 4;
1046 ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1047 pab->ab.EntryCnt++;
1048 size += FOURBYTES + len;
1049
1050 if (phba->cfg_fdmi_on == 2) {
1051 /* #6 Port attribute entry */
1052 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab +
1053 size);
1054 ae->ad.bits.AttrType = be16_to_cpu(HOST_NAME);
1055 sprintf(ae->un.HostName, "%s",
1056 init_utsname()->nodename);
1057 len = strlen(ae->un.HostName);
1058 len += (len & 3) ? (4 - (len & 3)) : 4;
1059 ae->ad.bits.AttrLen =
1060 be16_to_cpu(FOURBYTES + len);
1061 pab->ab.EntryCnt++;
1062 size += FOURBYTES + len;
1063 }
1064
1065 pab->ab.EntryCnt = be32_to_cpu(pab->ab.EntryCnt);
1066 /* Total size */
1067 size = GID_REQUEST_SZ - 4 + size;
1068 }
1069 break;
1070
1071 case SLI_MGMT_DHBA:
1072 CtReq->CommandResponse.bits.CmdRsp = be16_to_cpu(SLI_MGMT_DHBA);
1073 CtReq->CommandResponse.bits.Size = 0;
1074 pe = (PORT_ENTRY *) & CtReq->un.PortID;
1075 memcpy((uint8_t *) & pe->PortName,
1076 (uint8_t *) & phba->fc_sparam.portName,
1077 sizeof (struct lpfc_name));
1078 size = GID_REQUEST_SZ - 4 + sizeof (struct lpfc_name);
1079 break;
1080
1081 case SLI_MGMT_DPRT:
1082 CtReq->CommandResponse.bits.CmdRsp = be16_to_cpu(SLI_MGMT_DPRT);
1083 CtReq->CommandResponse.bits.Size = 0;
1084 pe = (PORT_ENTRY *) & CtReq->un.PortID;
1085 memcpy((uint8_t *) & pe->PortName,
1086 (uint8_t *) & phba->fc_sparam.portName,
1087 sizeof (struct lpfc_name));
1088 size = GID_REQUEST_SZ - 4 + sizeof (struct lpfc_name);
1089 break;
1090 }
1091
1092 bpl = (struct ulp_bde64 *) bmp->virt;
1093 bpl->addrHigh = le32_to_cpu( putPaddrHigh(mp->phys) );
1094 bpl->addrLow = le32_to_cpu( putPaddrLow(mp->phys) );
1095 bpl->tus.f.bdeFlags = 0;
1096 bpl->tus.f.bdeSize = size;
1097 bpl->tus.w = le32_to_cpu(bpl->tus.w);
1098
1099 cmpl = lpfc_cmpl_ct_cmd_fdmi;
1100
1101 if (!lpfc_ct_cmd(phba, mp, bmp, ndlp, cmpl, FC_MAX_NS_RSP))
1102 return 0;
1103
1104 lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
1105 fdmi_cmd_free_bmp:
1106 kfree(bmp);
1107 fdmi_cmd_free_mpvirt:
1108 lpfc_mbuf_free(phba, mp->virt, mp->phys);
1109 fdmi_cmd_free_mp:
1110 kfree(mp);
1111 fdmi_cmd_exit:
1112 /* Issue FDMI request failed */
1113 lpfc_printf_log(phba,
1114 KERN_INFO,
1115 LOG_DISCOVERY,
1116 "%d:0244 Issue FDMI request failed Data: x%x\n",
1117 phba->brd_no,
1118 cmdcode);
1119 return 1;
1120 }
1121
1122 void
1123 lpfc_fdmi_tmo(unsigned long ptr)
1124 {
1125 struct lpfc_hba *phba = (struct lpfc_hba *)ptr;
1126 unsigned long iflag;
1127
1128 spin_lock_irqsave(phba->host->host_lock, iflag);
1129 if (!(phba->work_hba_events & WORKER_FDMI_TMO)) {
1130 phba->work_hba_events |= WORKER_FDMI_TMO;
1131 if (phba->work_wait)
1132 wake_up(phba->work_wait);
1133 }
1134 spin_unlock_irqrestore(phba->host->host_lock,iflag);
1135 }
1136
1137 void
1138 lpfc_fdmi_tmo_handler(struct lpfc_hba *phba)
1139 {
1140 struct lpfc_nodelist *ndlp;
1141
1142 ndlp = lpfc_findnode_did(phba, NLP_SEARCH_ALL, FDMI_DID);
1143 if (ndlp) {
1144 if (init_utsname()->nodename[0] != '\0') {
1145 lpfc_fdmi_cmd(phba, ndlp, SLI_MGMT_DHBA);
1146 } else {
1147 mod_timer(&phba->fc_fdmitmo, jiffies + HZ * 60);
1148 }
1149 }
1150 return;
1151 }
1152
1153
1154 void
1155 lpfc_decode_firmware_rev(struct lpfc_hba * phba, char *fwrevision, int flag)
1156 {
1157 struct lpfc_sli *psli = &phba->sli;
1158 lpfc_vpd_t *vp = &phba->vpd;
1159 uint32_t b1, b2, b3, b4, i, rev;
1160 char c;
1161 uint32_t *ptr, str[4];
1162 uint8_t *fwname;
1163
1164 if (vp->rev.rBit) {
1165 if (psli->sli_flag & LPFC_SLI2_ACTIVE)
1166 rev = vp->rev.sli2FwRev;
1167 else
1168 rev = vp->rev.sli1FwRev;
1169
1170 b1 = (rev & 0x0000f000) >> 12;
1171 b2 = (rev & 0x00000f00) >> 8;
1172 b3 = (rev & 0x000000c0) >> 6;
1173 b4 = (rev & 0x00000030) >> 4;
1174
1175 switch (b4) {
1176 case 0:
1177 c = 'N';
1178 break;
1179 case 1:
1180 c = 'A';
1181 break;
1182 case 2:
1183 c = 'B';
1184 break;
1185 default:
1186 c = 0;
1187 break;
1188 }
1189 b4 = (rev & 0x0000000f);
1190
1191 if (psli->sli_flag & LPFC_SLI2_ACTIVE)
1192 fwname = vp->rev.sli2FwName;
1193 else
1194 fwname = vp->rev.sli1FwName;
1195
1196 for (i = 0; i < 16; i++)
1197 if (fwname[i] == 0x20)
1198 fwname[i] = 0;
1199
1200 ptr = (uint32_t*)fwname;
1201
1202 for (i = 0; i < 3; i++)
1203 str[i] = be32_to_cpu(*ptr++);
1204
1205 if (c == 0) {
1206 if (flag)
1207 sprintf(fwrevision, "%d.%d%d (%s)",
1208 b1, b2, b3, (char *)str);
1209 else
1210 sprintf(fwrevision, "%d.%d%d", b1,
1211 b2, b3);
1212 } else {
1213 if (flag)
1214 sprintf(fwrevision, "%d.%d%d%c%d (%s)",
1215 b1, b2, b3, c,
1216 b4, (char *)str);
1217 else
1218 sprintf(fwrevision, "%d.%d%d%c%d",
1219 b1, b2, b3, c, b4);
1220 }
1221 } else {
1222 rev = vp->rev.smFwRev;
1223
1224 b1 = (rev & 0xff000000) >> 24;
1225 b2 = (rev & 0x00f00000) >> 20;
1226 b3 = (rev & 0x000f0000) >> 16;
1227 c = (rev & 0x0000ff00) >> 8;
1228 b4 = (rev & 0x000000ff);
1229
1230 if (flag)
1231 sprintf(fwrevision, "%d.%d%d%c%d ", b1,
1232 b2, b3, c, b4);
1233 else
1234 sprintf(fwrevision, "%d.%d%d%c%d ", b1,
1235 b2, b3, c, b4);
1236 }
1237 return;
1238 }
linux kernel for loongson