Merge branch 'master' of ssh://master.kernel.org/pub/scm/linux/kernel/git/mchehab...
[linux-2.6] / drivers / scsi / lpfc / lpfc_ct.c
1 /*******************************************************************
2  * This file is part of the Emulex Linux Device Driver for         *
3  * Fibre Channel Host Bus Adapters.                                *
4  * Copyright (C) 2004-2007 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 #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 /*
61  * lpfc_ct_unsol_event
62  */
63 static void
64 lpfc_ct_unsol_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq,
65                      struct lpfc_dmabuf *mp, uint32_t size)
66 {
67         if (!mp) {
68                 printk(KERN_ERR "%s (%d): Unsolited CT, no buffer, "
69                        "piocbq = %p, status = x%x, mp = %p, size = %d\n",
70                        __FUNCTION__, __LINE__,
71                        piocbq, piocbq->iocb.ulpStatus, mp, size);
72         }
73
74         printk(KERN_ERR "%s (%d): Ignoring unsolicted CT piocbq = %p, "
75                "buffer = %p, size = %d, status = x%x\n",
76                __FUNCTION__, __LINE__,
77                piocbq, mp, size,
78                piocbq->iocb.ulpStatus);
79
80 }
81
82 static void
83 lpfc_ct_ignore_hbq_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq,
84                           struct lpfc_dmabuf *mp, uint32_t size)
85 {
86         if (!mp) {
87                 printk(KERN_ERR "%s (%d): Unsolited CT, no "
88                        "HBQ buffer, piocbq = %p, status = x%x\n",
89                        __FUNCTION__, __LINE__,
90                        piocbq, piocbq->iocb.ulpStatus);
91         } else {
92                 lpfc_ct_unsol_buffer(phba, piocbq, mp, size);
93                 printk(KERN_ERR "%s (%d): Ignoring unsolicted CT "
94                        "piocbq = %p, buffer = %p, size = %d, "
95                        "status = x%x\n",
96                        __FUNCTION__, __LINE__,
97                        piocbq, mp, size, piocbq->iocb.ulpStatus);
98         }
99 }
100
101 void
102 lpfc_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
103                     struct lpfc_iocbq *piocbq)
104 {
105
106         struct lpfc_dmabuf *mp = NULL;
107         IOCB_t *icmd = &piocbq->iocb;
108         int i;
109         struct lpfc_iocbq *iocbq;
110         dma_addr_t paddr;
111         uint32_t size;
112         struct lpfc_dmabuf *bdeBuf1 = piocbq->context2;
113         struct lpfc_dmabuf *bdeBuf2 = piocbq->context3;
114
115         piocbq->context2 = NULL;
116         piocbq->context3 = NULL;
117
118         if (unlikely(icmd->ulpStatus == IOSTAT_NEED_BUFFER)) {
119                 lpfc_sli_hbqbuf_add_hbqs(phba, LPFC_ELS_HBQ);
120         } else if ((icmd->ulpStatus == IOSTAT_LOCAL_REJECT) &&
121                 ((icmd->un.ulpWord[4] & 0xff) == IOERR_RCV_BUFFER_WAITING)) {
122                 /* Not enough posted buffers; Try posting more buffers */
123                 phba->fc_stat.NoRcvBuf++;
124                 if (!(phba->sli3_options & LPFC_SLI3_HBQ_ENABLED))
125                         lpfc_post_buffer(phba, pring, 0, 1);
126                 return;
127         }
128
129         /* If there are no BDEs associated with this IOCB,
130          * there is nothing to do.
131          */
132         if (icmd->ulpBdeCount == 0)
133                 return;
134
135         if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) {
136                 list_for_each_entry(iocbq, &piocbq->list, list) {
137                         icmd = &iocbq->iocb;
138                         if (icmd->ulpBdeCount == 0) {
139                                 printk(KERN_ERR "%s (%d): Unsolited CT, no "
140                                        "BDE, iocbq = %p, status = x%x\n",
141                                        __FUNCTION__, __LINE__,
142                                        iocbq, iocbq->iocb.ulpStatus);
143                                 continue;
144                         }
145
146                         size  = icmd->un.cont64[0].tus.f.bdeSize;
147                         lpfc_ct_ignore_hbq_buffer(phba, piocbq, bdeBuf1, size);
148                         lpfc_in_buf_free(phba, bdeBuf1);
149                         if (icmd->ulpBdeCount == 2) {
150                                 lpfc_ct_ignore_hbq_buffer(phba, piocbq, bdeBuf2,
151                                                           size);
152                                 lpfc_in_buf_free(phba, bdeBuf2);
153                         }
154                 }
155         } else {
156                 struct lpfc_iocbq  *next;
157
158                 list_for_each_entry_safe(iocbq, next, &piocbq->list, list) {
159                         icmd = &iocbq->iocb;
160                         if (icmd->ulpBdeCount == 0) {
161                                 printk(KERN_ERR "%s (%d): Unsolited CT, no "
162                                        "BDE, iocbq = %p, status = x%x\n",
163                                        __FUNCTION__, __LINE__,
164                                        iocbq, iocbq->iocb.ulpStatus);
165                                 continue;
166                         }
167
168                         for (i = 0; i < icmd->ulpBdeCount; i++) {
169                                 paddr = getPaddr(icmd->un.cont64[i].addrHigh,
170                                                  icmd->un.cont64[i].addrLow);
171                                 mp = lpfc_sli_ringpostbuf_get(phba, pring,
172                                                               paddr);
173                                 size = icmd->un.cont64[i].tus.f.bdeSize;
174                                 lpfc_ct_unsol_buffer(phba, piocbq, mp, size);
175                                 lpfc_in_buf_free(phba, mp);
176                         }
177                         list_del(&iocbq->list);
178                         lpfc_sli_release_iocbq(phba, iocbq);
179                 }
180         }
181 }
182
183 static void
184 lpfc_free_ct_rsp(struct lpfc_hba *phba, struct lpfc_dmabuf *mlist)
185 {
186         struct lpfc_dmabuf *mlast, *next_mlast;
187
188         list_for_each_entry_safe(mlast, next_mlast, &mlist->list, list) {
189                 lpfc_mbuf_free(phba, mlast->virt, mlast->phys);
190                 list_del(&mlast->list);
191                 kfree(mlast);
192         }
193         lpfc_mbuf_free(phba, mlist->virt, mlist->phys);
194         kfree(mlist);
195         return;
196 }
197
198 static struct lpfc_dmabuf *
199 lpfc_alloc_ct_rsp(struct lpfc_hba *phba, int cmdcode, struct ulp_bde64 *bpl,
200                   uint32_t size, int *entries)
201 {
202         struct lpfc_dmabuf *mlist = NULL;
203         struct lpfc_dmabuf *mp;
204         int cnt, i = 0;
205
206         /* We get chucks of FCELSSIZE */
207         cnt = size > FCELSSIZE ? FCELSSIZE: size;
208
209         while (size) {
210                 /* Allocate buffer for rsp payload */
211                 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
212                 if (!mp) {
213                         if (mlist)
214                                 lpfc_free_ct_rsp(phba, mlist);
215                         return NULL;
216                 }
217
218                 INIT_LIST_HEAD(&mp->list);
219
220                 if (cmdcode == be16_to_cpu(SLI_CTNS_GID_FT) ||
221                     cmdcode == be16_to_cpu(SLI_CTNS_GFF_ID))
222                         mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys));
223                 else
224                         mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys));
225
226                 if (!mp->virt) {
227                         kfree(mp);
228                         if (mlist)
229                                 lpfc_free_ct_rsp(phba, mlist);
230                         return NULL;
231                 }
232
233                 /* Queue it to a linked list */
234                 if (!mlist)
235                         mlist = mp;
236                 else
237                         list_add_tail(&mp->list, &mlist->list);
238
239                 bpl->tus.f.bdeFlags = BUFF_USE_RCV;
240                 /* build buffer ptr list for IOCB */
241                 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
242                 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
243                 bpl->tus.f.bdeSize = (uint16_t) cnt;
244                 bpl->tus.w = le32_to_cpu(bpl->tus.w);
245                 bpl++;
246
247                 i++;
248                 size -= cnt;
249         }
250
251         *entries = i;
252         return mlist;
253 }
254
255 int
256 lpfc_ct_free_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *ctiocb)
257 {
258         struct lpfc_dmabuf *buf_ptr;
259
260         if (ctiocb->context_un.ndlp) {
261                 lpfc_nlp_put(ctiocb->context_un.ndlp);
262                 ctiocb->context_un.ndlp = NULL;
263         }
264         if (ctiocb->context1) {
265                 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context1;
266                 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys);
267                 kfree(buf_ptr);
268                 ctiocb->context1 = NULL;
269         }
270         if (ctiocb->context2) {
271                 lpfc_free_ct_rsp(phba, (struct lpfc_dmabuf *) ctiocb->context2);
272                 ctiocb->context2 = NULL;
273         }
274
275         if (ctiocb->context3) {
276                 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context3;
277                 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys);
278                 kfree(buf_ptr);
279                 ctiocb->context1 = NULL;
280         }
281         lpfc_sli_release_iocbq(phba, ctiocb);
282         return 0;
283 }
284
285 static int
286 lpfc_gen_req(struct lpfc_vport *vport, struct lpfc_dmabuf *bmp,
287              struct lpfc_dmabuf *inp, struct lpfc_dmabuf *outp,
288              void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
289                      struct lpfc_iocbq *),
290              struct lpfc_nodelist *ndlp, uint32_t usr_flg, uint32_t num_entry,
291              uint32_t tmo, uint8_t retry)
292 {
293         struct lpfc_hba  *phba = vport->phba;
294         struct lpfc_sli  *psli = &phba->sli;
295         struct lpfc_sli_ring *pring = &psli->ring[LPFC_ELS_RING];
296         IOCB_t *icmd;
297         struct lpfc_iocbq *geniocb;
298         int rc;
299
300         /* Allocate buffer for  command iocb */
301         geniocb = lpfc_sli_get_iocbq(phba);
302
303         if (geniocb == NULL)
304                 return 1;
305
306         icmd = &geniocb->iocb;
307         icmd->un.genreq64.bdl.ulpIoTag32 = 0;
308         icmd->un.genreq64.bdl.addrHigh = putPaddrHigh(bmp->phys);
309         icmd->un.genreq64.bdl.addrLow = putPaddrLow(bmp->phys);
310         icmd->un.genreq64.bdl.bdeFlags = BUFF_TYPE_BDL;
311         icmd->un.genreq64.bdl.bdeSize = (num_entry * sizeof (struct ulp_bde64));
312
313         if (usr_flg)
314                 geniocb->context3 = NULL;
315         else
316                 geniocb->context3 = (uint8_t *) bmp;
317
318         /* Save for completion so we can release these resources */
319         geniocb->context1 = (uint8_t *) inp;
320         geniocb->context2 = (uint8_t *) outp;
321         geniocb->context_un.ndlp = ndlp;
322
323         /* Fill in payload, bp points to frame payload */
324         icmd->ulpCommand = CMD_GEN_REQUEST64_CR;
325
326         /* Fill in rest of iocb */
327         icmd->un.genreq64.w5.hcsw.Fctl = (SI | LA);
328         icmd->un.genreq64.w5.hcsw.Dfctl = 0;
329         icmd->un.genreq64.w5.hcsw.Rctl = FC_UNSOL_CTL;
330         icmd->un.genreq64.w5.hcsw.Type = FC_COMMON_TRANSPORT_ULP;
331
332         if (!tmo) {
333                  /* FC spec states we need 3 * ratov for CT requests */
334                 tmo = (3 * phba->fc_ratov);
335         }
336         icmd->ulpTimeout = tmo;
337         icmd->ulpBdeCount = 1;
338         icmd->ulpLe = 1;
339         icmd->ulpClass = CLASS3;
340         icmd->ulpContext = ndlp->nlp_rpi;
341
342         if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) {
343                 /* For GEN_REQUEST64_CR, use the RPI */
344                 icmd->ulpCt_h = 0;
345                 icmd->ulpCt_l = 0;
346         }
347
348         /* Issue GEN REQ IOCB for NPORT <did> */
349         lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
350                          "0119 Issue GEN REQ IOCB to NPORT x%x "
351                          "Data: x%x x%x\n",
352                          ndlp->nlp_DID, icmd->ulpIoTag,
353                          vport->port_state);
354         geniocb->iocb_cmpl = cmpl;
355         geniocb->drvrTimeout = icmd->ulpTimeout + LPFC_DRVR_TIMEOUT;
356         geniocb->vport = vport;
357         geniocb->retry = retry;
358         rc = lpfc_sli_issue_iocb(phba, pring, geniocb, 0);
359
360         if (rc == IOCB_ERROR) {
361                 lpfc_sli_release_iocbq(phba, geniocb);
362                 return 1;
363         }
364
365         return 0;
366 }
367
368 static int
369 lpfc_ct_cmd(struct lpfc_vport *vport, struct lpfc_dmabuf *inmp,
370             struct lpfc_dmabuf *bmp, struct lpfc_nodelist *ndlp,
371             void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
372                           struct lpfc_iocbq *),
373             uint32_t rsp_size, uint8_t retry)
374 {
375         struct lpfc_hba  *phba = vport->phba;
376         struct ulp_bde64 *bpl = (struct ulp_bde64 *) bmp->virt;
377         struct lpfc_dmabuf *outmp;
378         int cnt = 0, status;
379         int cmdcode = ((struct lpfc_sli_ct_request *) inmp->virt)->
380                 CommandResponse.bits.CmdRsp;
381
382         bpl++;                  /* Skip past ct request */
383
384         /* Put buffer(s) for ct rsp in bpl */
385         outmp = lpfc_alloc_ct_rsp(phba, cmdcode, bpl, rsp_size, &cnt);
386         if (!outmp)
387                 return -ENOMEM;
388
389         status = lpfc_gen_req(vport, bmp, inmp, outmp, cmpl, ndlp, 0,
390                               cnt+1, 0, retry);
391         if (status) {
392                 lpfc_free_ct_rsp(phba, outmp);
393                 return -ENOMEM;
394         }
395         return 0;
396 }
397
398 struct lpfc_vport *
399 lpfc_find_vport_by_did(struct lpfc_hba *phba, uint32_t did) {
400         struct lpfc_vport *vport_curr;
401         unsigned long flags;
402
403         spin_lock_irqsave(&phba->hbalock, flags);
404         list_for_each_entry(vport_curr, &phba->port_list, listentry) {
405                 if ((vport_curr->fc_myDID) && (vport_curr->fc_myDID == did)) {
406                         spin_unlock_irqrestore(&phba->hbalock, flags);
407                         return vport_curr;
408                 }
409         }
410         spin_unlock_irqrestore(&phba->hbalock, flags);
411         return NULL;
412 }
413
414 static int
415 lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint32_t Size)
416 {
417         struct lpfc_hba  *phba = vport->phba;
418         struct lpfc_sli_ct_request *Response =
419                 (struct lpfc_sli_ct_request *) mp->virt;
420         struct lpfc_nodelist *ndlp = NULL;
421         struct lpfc_dmabuf *mlast, *next_mp;
422         uint32_t *ctptr = (uint32_t *) & Response->un.gid.PortType;
423         uint32_t Did, CTentry;
424         int Cnt;
425         struct list_head head;
426
427         lpfc_set_disctmo(vport);
428         vport->num_disc_nodes = 0;
429
430
431         list_add_tail(&head, &mp->list);
432         list_for_each_entry_safe(mp, next_mp, &head, list) {
433                 mlast = mp;
434
435                 Cnt = Size  > FCELSSIZE ? FCELSSIZE : Size;
436
437                 Size -= Cnt;
438
439                 if (!ctptr) {
440                         ctptr = (uint32_t *) mlast->virt;
441                 } else
442                         Cnt -= 16;      /* subtract length of CT header */
443
444                 /* Loop through entire NameServer list of DIDs */
445                 while (Cnt >= sizeof (uint32_t)) {
446                         /* Get next DID from NameServer List */
447                         CTentry = *ctptr++;
448                         Did = ((be32_to_cpu(CTentry)) & Mask_DID);
449
450                         ndlp = NULL;
451
452                         /*
453                          * Check for rscn processing or not
454                          * To conserve rpi's, filter out addresses for other
455                          * vports on the same physical HBAs.
456                          */
457                         if ((Did != vport->fc_myDID) &&
458                             ((lpfc_find_vport_by_did(phba, Did) == NULL) ||
459                              vport->cfg_peer_port_login)) {
460                                 if ((vport->port_type != LPFC_NPIV_PORT) ||
461                                     (vport->fc_flag & FC_RFF_NOT_SUPPORTED) ||
462                                     (!vport->cfg_restrict_login)) {
463                                         ndlp = lpfc_setup_disc_node(vport, Did);
464                                         if (ndlp) {
465                                                 lpfc_debugfs_disc_trc(vport,
466                                                 LPFC_DISC_TRC_CT,
467                                                 "Parse GID_FTrsp: "
468                                                 "did:x%x flg:x%x x%x",
469                                                 Did, ndlp->nlp_flag,
470                                                 vport->fc_flag);
471
472                                                 lpfc_printf_vlog(vport,
473                                                         KERN_INFO,
474                                                         LOG_DISCOVERY,
475                                                         "0238 Process "
476                                                         "x%x NameServer Rsp"
477                                                         "Data: x%x x%x x%x\n",
478                                                         Did, ndlp->nlp_flag,
479                                                         vport->fc_flag,
480                                                         vport->fc_rscn_id_cnt);
481                                         } else {
482                                                 lpfc_debugfs_disc_trc(vport,
483                                                 LPFC_DISC_TRC_CT,
484                                                 "Skip1 GID_FTrsp: "
485                                                 "did:x%x flg:x%x cnt:%d",
486                                                 Did, vport->fc_flag,
487                                                 vport->fc_rscn_id_cnt);
488
489                                                 lpfc_printf_vlog(vport,
490                                                         KERN_INFO,
491                                                         LOG_DISCOVERY,
492                                                         "0239 Skip x%x "
493                                                         "NameServer Rsp Data: "
494                                                         "x%x x%x\n",
495                                                         Did, vport->fc_flag,
496                                                         vport->fc_rscn_id_cnt);
497                                         }
498
499                                 } else {
500                                         if (!(vport->fc_flag & FC_RSCN_MODE) ||
501                                         (lpfc_rscn_payload_check(vport, Did))) {
502                                                 lpfc_debugfs_disc_trc(vport,
503                                                 LPFC_DISC_TRC_CT,
504                                                 "Query GID_FTrsp: "
505                                                 "did:x%x flg:x%x cnt:%d",
506                                                 Did, vport->fc_flag,
507                                                 vport->fc_rscn_id_cnt);
508
509                                                 if (lpfc_ns_cmd(vport,
510                                                         SLI_CTNS_GFF_ID,
511                                                         0, Did) == 0)
512                                                         vport->num_disc_nodes++;
513                                         }
514                                         else {
515                                                 lpfc_debugfs_disc_trc(vport,
516                                                 LPFC_DISC_TRC_CT,
517                                                 "Skip2 GID_FTrsp: "
518                                                 "did:x%x flg:x%x cnt:%d",
519                                                 Did, vport->fc_flag,
520                                                 vport->fc_rscn_id_cnt);
521
522                                                 lpfc_printf_vlog(vport,
523                                                         KERN_INFO,
524                                                         LOG_DISCOVERY,
525                                                         "0245 Skip x%x "
526                                                         "NameServer Rsp Data: "
527                                                         "x%x x%x\n",
528                                                         Did, vport->fc_flag,
529                                                         vport->fc_rscn_id_cnt);
530                                         }
531                                 }
532                         }
533                         if (CTentry & (be32_to_cpu(SLI_CT_LAST_ENTRY)))
534                                 goto nsout1;
535                         Cnt -= sizeof (uint32_t);
536                 }
537                 ctptr = NULL;
538
539         }
540
541 nsout1:
542         list_del(&head);
543         return 0;
544 }
545
546 static void
547 lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
548                         struct lpfc_iocbq *rspiocb)
549 {
550         struct lpfc_vport *vport = cmdiocb->vport;
551         struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
552         IOCB_t *irsp;
553         struct lpfc_dmabuf *bmp;
554         struct lpfc_dmabuf *outp;
555         struct lpfc_sli_ct_request *CTrsp;
556         struct lpfc_nodelist *ndlp;
557         int rc;
558
559         /* First save ndlp, before we overwrite it */
560         ndlp = cmdiocb->context_un.ndlp;
561
562         /* we pass cmdiocb to state machine which needs rspiocb as well */
563         cmdiocb->context_un.rsp_iocb = rspiocb;
564
565         outp = (struct lpfc_dmabuf *) cmdiocb->context2;
566         bmp = (struct lpfc_dmabuf *) cmdiocb->context3;
567         irsp = &rspiocb->iocb;
568
569         lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
570                  "GID_FT cmpl:     status:x%x/x%x rtry:%d",
571                 irsp->ulpStatus, irsp->un.ulpWord[4], vport->fc_ns_retry);
572
573         /* Don't bother processing response if vport is being torn down. */
574         if (vport->load_flag & FC_UNLOADING)
575                 goto out;
576
577
578         if (lpfc_els_chk_latt(vport) || lpfc_error_lost_link(irsp)) {
579                 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
580                                  "0216 Link event during NS query\n");
581                 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
582                 goto out;
583         }
584
585         if (irsp->ulpStatus) {
586                 /* Check for retry */
587                 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) {
588                         if ((irsp->ulpStatus != IOSTAT_LOCAL_REJECT) ||
589                                 (irsp->un.ulpWord[4] != IOERR_NO_RESOURCES))
590                                 vport->fc_ns_retry++;
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                 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
598                 lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
599                                  "0257 GID_FT Query error: 0x%x 0x%x\n",
600                                  irsp->ulpStatus, vport->fc_ns_retry);
601         } else {
602                 /* Good status, continue checking */
603                 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
604                 if (CTrsp->CommandResponse.bits.CmdRsp ==
605                     be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) {
606                         lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
607                                          "0208 NameServer Rsp Data: x%x\n",
608                                          vport->fc_flag);
609                         lpfc_ns_rsp(vport, outp,
610                                     (uint32_t) (irsp->un.genreq64.bdl.bdeSize));
611                 } else if (CTrsp->CommandResponse.bits.CmdRsp ==
612                            be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
613                         /* NameServer Rsp Error */
614                         if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ)
615                             && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) {
616                                 lpfc_printf_vlog(vport, KERN_INFO,
617                                         LOG_DISCOVERY,
618                                         "0269 No NameServer Entries "
619                                         "Data: x%x x%x x%x x%x\n",
620                                         CTrsp->CommandResponse.bits.CmdRsp,
621                                         (uint32_t) CTrsp->ReasonCode,
622                                         (uint32_t) CTrsp->Explanation,
623                                         vport->fc_flag);
624
625                                 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
626                                 "GID_FT no entry  cmd:x%x rsn:x%x exp:x%x",
627                                 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
628                                 (uint32_t) CTrsp->ReasonCode,
629                                 (uint32_t) CTrsp->Explanation);
630                         } else {
631                                 lpfc_printf_vlog(vport, KERN_INFO,
632                                         LOG_DISCOVERY,
633                                         "0240 NameServer Rsp Error "
634                                         "Data: x%x x%x x%x x%x\n",
635                                         CTrsp->CommandResponse.bits.CmdRsp,
636                                         (uint32_t) CTrsp->ReasonCode,
637                                         (uint32_t) CTrsp->Explanation,
638                                         vport->fc_flag);
639
640                                 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
641                                 "GID_FT rsp err1  cmd:x%x rsn:x%x exp:x%x",
642                                 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
643                                 (uint32_t) CTrsp->ReasonCode,
644                                 (uint32_t) CTrsp->Explanation);
645                         }
646
647
648                 } else {
649                         /* NameServer Rsp Error */
650                         lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
651                                         "0241 NameServer Rsp Error "
652                                         "Data: x%x x%x x%x x%x\n",
653                                         CTrsp->CommandResponse.bits.CmdRsp,
654                                         (uint32_t) CTrsp->ReasonCode,
655                                         (uint32_t) CTrsp->Explanation,
656                                         vport->fc_flag);
657
658                         lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
659                                 "GID_FT rsp err2  cmd:x%x rsn:x%x exp:x%x",
660                                 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
661                                 (uint32_t) CTrsp->ReasonCode,
662                                 (uint32_t) CTrsp->Explanation);
663                 }
664         }
665         /* Link up / RSCN discovery */
666         if (vport->num_disc_nodes == 0) {
667                 /*
668                  * The driver has cycled through all Nports in the RSCN payload.
669                  * Complete the handling by cleaning up and marking the
670                  * current driver state.
671                  */
672                 if (vport->port_state >= LPFC_DISC_AUTH) {
673                         if (vport->fc_flag & FC_RSCN_MODE) {
674                                 lpfc_els_flush_rscn(vport);
675                                 spin_lock_irq(shost->host_lock);
676                                 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
677                                 spin_unlock_irq(shost->host_lock);
678                         }
679                         else
680                                 lpfc_els_flush_rscn(vport);
681                 }
682
683                 lpfc_disc_start(vport);
684         }
685 out:
686         cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */
687         lpfc_ct_free_iocb(phba, cmdiocb);
688         return;
689 }
690
691 static void
692 lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
693                         struct lpfc_iocbq *rspiocb)
694 {
695         struct lpfc_vport *vport = cmdiocb->vport;
696         struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
697         IOCB_t *irsp = &rspiocb->iocb;
698         struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *) cmdiocb->context1;
699         struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *) cmdiocb->context2;
700         struct lpfc_sli_ct_request *CTrsp;
701         int did;
702         uint8_t fbits;
703         struct lpfc_nodelist *ndlp;
704
705         did = ((struct lpfc_sli_ct_request *) inp->virt)->un.gff.PortId;
706         did = be32_to_cpu(did);
707
708         lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
709                 "GFF_ID cmpl:     status:x%x/x%x did:x%x",
710                 irsp->ulpStatus, irsp->un.ulpWord[4], did);
711
712         if (irsp->ulpStatus == IOSTAT_SUCCESS) {
713                 /* Good status, continue checking */
714                 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
715                 fbits = CTrsp->un.gff_acc.fbits[FCP_TYPE_FEATURE_OFFSET];
716
717                 if (CTrsp->CommandResponse.bits.CmdRsp ==
718                     be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) {
719                         if ((fbits & FC4_FEATURE_INIT) &&
720                             !(fbits & FC4_FEATURE_TARGET)) {
721                                 lpfc_printf_vlog(vport, KERN_INFO,
722                                                  LOG_DISCOVERY,
723                                                  "0270 Skip x%x GFF "
724                                                  "NameServer Rsp Data: (init) "
725                                                  "x%x x%x\n", did, fbits,
726                                                  vport->fc_rscn_id_cnt);
727                                 goto out;
728                         }
729                 }
730         }
731         else {
732                 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
733                                  "0267 NameServer GFF Rsp "
734                                  "x%x Error (%d %d) Data: x%x x%x\n",
735                                  did, irsp->ulpStatus, irsp->un.ulpWord[4],
736                                  vport->fc_flag, vport->fc_rscn_id_cnt)
737         }
738
739         /* This is a target port, unregistered port, or the GFF_ID failed */
740         ndlp = lpfc_setup_disc_node(vport, did);
741         if (ndlp) {
742                 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
743                                  "0242 Process x%x GFF "
744                                  "NameServer Rsp Data: x%x x%x x%x\n",
745                                  did, ndlp->nlp_flag, vport->fc_flag,
746                                  vport->fc_rscn_id_cnt);
747         } else {
748                 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
749                                  "0243 Skip x%x GFF "
750                                  "NameServer Rsp Data: x%x x%x\n", did,
751                                  vport->fc_flag, vport->fc_rscn_id_cnt);
752         }
753 out:
754         /* Link up / RSCN discovery */
755         if (vport->num_disc_nodes)
756                 vport->num_disc_nodes--;
757         if (vport->num_disc_nodes == 0) {
758                 /*
759                  * The driver has cycled through all Nports in the RSCN payload.
760                  * Complete the handling by cleaning up and marking the
761                  * current driver state.
762                  */
763                 if (vport->port_state >= LPFC_DISC_AUTH) {
764                         if (vport->fc_flag & FC_RSCN_MODE) {
765                                 lpfc_els_flush_rscn(vport);
766                                 spin_lock_irq(shost->host_lock);
767                                 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
768                                 spin_unlock_irq(shost->host_lock);
769                         }
770                         else
771                                 lpfc_els_flush_rscn(vport);
772                 }
773                 lpfc_disc_start(vport);
774         }
775         lpfc_ct_free_iocb(phba, cmdiocb);
776         return;
777 }
778
779
780 static void
781 lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
782                         struct lpfc_iocbq *rspiocb)
783 {
784         struct lpfc_vport *vport = cmdiocb->vport;
785         struct lpfc_dmabuf *inp;
786         struct lpfc_dmabuf *outp;
787         IOCB_t *irsp;
788         struct lpfc_sli_ct_request *CTrsp;
789         struct lpfc_nodelist *ndlp;
790         int cmdcode, rc;
791         uint8_t retry;
792         uint32_t latt;
793
794         /* First save ndlp, before we overwrite it */
795         ndlp = cmdiocb->context_un.ndlp;
796
797         /* we pass cmdiocb to state machine which needs rspiocb as well */
798         cmdiocb->context_un.rsp_iocb = rspiocb;
799
800         inp = (struct lpfc_dmabuf *) cmdiocb->context1;
801         outp = (struct lpfc_dmabuf *) cmdiocb->context2;
802         irsp = &rspiocb->iocb;
803
804         cmdcode = be16_to_cpu(((struct lpfc_sli_ct_request *) inp->virt)->
805                                         CommandResponse.bits.CmdRsp);
806         CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
807
808         latt = lpfc_els_chk_latt(vport);
809
810         /* RFT request completes status <ulpStatus> CmdRsp <CmdRsp> */
811         lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
812                          "0209 RFT request completes, latt %d, "
813                          "ulpStatus x%x CmdRsp x%x, Context x%x, Tag x%x\n",
814                          latt, irsp->ulpStatus,
815                          CTrsp->CommandResponse.bits.CmdRsp,
816                          cmdiocb->iocb.ulpContext, cmdiocb->iocb.ulpIoTag);
817
818         lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
819                 "CT cmd cmpl:     status:x%x/x%x cmd:x%x",
820                 irsp->ulpStatus, irsp->un.ulpWord[4], cmdcode);
821
822         if (irsp->ulpStatus) {
823                 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
824                                  "0268 NS cmd %x Error (%d %d)\n",
825                                  cmdcode, irsp->ulpStatus, irsp->un.ulpWord[4]);
826
827                 if ((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) &&
828                         ((irsp->un.ulpWord[4] == IOERR_SLI_DOWN) ||
829                          (irsp->un.ulpWord[4] == IOERR_SLI_ABORTED)))
830                         goto out;
831
832                 retry = cmdiocb->retry;
833                 if (retry >= LPFC_MAX_NS_RETRY)
834                         goto out;
835
836                 retry++;
837                 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
838                                  "0216 Retrying NS cmd %x\n", cmdcode);
839                 rc = lpfc_ns_cmd(vport, cmdcode, retry, 0);
840                 if (rc == 0)
841                         goto out;
842         }
843
844 out:
845         cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */
846         lpfc_ct_free_iocb(phba, cmdiocb);
847         return;
848 }
849
850 static void
851 lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
852                         struct lpfc_iocbq *rspiocb)
853 {
854         lpfc_cmpl_ct_cmd_rft_id(phba, cmdiocb, rspiocb);
855         return;
856 }
857
858 static void
859 lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
860                          struct lpfc_iocbq *rspiocb)
861 {
862         lpfc_cmpl_ct_cmd_rft_id(phba, cmdiocb, rspiocb);
863         return;
864 }
865
866 static void
867 lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
868                          struct lpfc_iocbq *rspiocb)
869 {
870         lpfc_cmpl_ct_cmd_rft_id(phba, cmdiocb, rspiocb);
871         return;
872 }
873
874 static void
875 lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
876                         struct lpfc_iocbq *rspiocb)
877 {
878         IOCB_t *irsp = &rspiocb->iocb;
879         struct lpfc_vport *vport = cmdiocb->vport;
880
881         if (irsp->ulpStatus != IOSTAT_SUCCESS)
882             vport->fc_flag |= FC_RFF_NOT_SUPPORTED;
883
884         lpfc_cmpl_ct_cmd_rft_id(phba, cmdiocb, rspiocb);
885         return;
886 }
887
888 static int
889 lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol,
890         size_t size)
891 {
892         int n;
893         uint8_t *wwn = vport->phba->wwpn;
894
895         n = snprintf(symbol, size,
896                      "Emulex PPN-%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x",
897                      wwn[0], wwn[1], wwn[2], wwn[3],
898                      wwn[4], wwn[5], wwn[6], wwn[7]);
899
900         if (vport->port_type == LPFC_PHYSICAL_PORT)
901                 return n;
902
903         if (n < size)
904                 n += snprintf(symbol + n, size - n, " VPort-%d", vport->vpi);
905
906         if (n < size && vport->vname)
907                 n += snprintf(symbol + n, size - n, " VName-%s", vport->vname);
908         return n;
909 }
910
911 int
912 lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol,
913         size_t size)
914 {
915         char fwrev[16];
916         int n;
917
918         lpfc_decode_firmware_rev(vport->phba, fwrev, 0);
919
920         n = snprintf(symbol, size, "Emulex %s FV%s DV%s",
921                 vport->phba->ModelName, fwrev, lpfc_release_version);
922         return n;
923 }
924
925 /*
926  * lpfc_ns_cmd
927  * Description:
928  *    Issue Cmd to NameServer
929  *       SLI_CTNS_GID_FT
930  *       LI_CTNS_RFT_ID
931  */
932 int
933 lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode,
934             uint8_t retry, uint32_t context)
935 {
936         struct lpfc_nodelist * ndlp;
937         struct lpfc_hba *phba = vport->phba;
938         struct lpfc_dmabuf *mp, *bmp;
939         struct lpfc_sli_ct_request *CtReq;
940         struct ulp_bde64 *bpl;
941         void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
942                       struct lpfc_iocbq *) = NULL;
943         uint32_t rsp_size = 1024;
944         size_t   size;
945         int rc = 0;
946
947         ndlp = lpfc_findnode_did(vport, NameServer_DID);
948         if (ndlp == NULL || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) {
949                 rc=1;
950                 goto ns_cmd_exit;
951         }
952
953         /* fill in BDEs for command */
954         /* Allocate buffer for command payload */
955         mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
956         if (!mp) {
957                 rc=2;
958                 goto ns_cmd_exit;
959         }
960
961         INIT_LIST_HEAD(&mp->list);
962         mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys));
963         if (!mp->virt) {
964                 rc=3;
965                 goto ns_cmd_free_mp;
966         }
967
968         /* Allocate buffer for Buffer ptr list */
969         bmp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
970         if (!bmp) {
971                 rc=4;
972                 goto ns_cmd_free_mpvirt;
973         }
974
975         INIT_LIST_HEAD(&bmp->list);
976         bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys));
977         if (!bmp->virt) {
978                 rc=5;
979                 goto ns_cmd_free_bmp;
980         }
981
982         /* NameServer Req */
983         lpfc_printf_vlog(vport, KERN_INFO ,LOG_DISCOVERY,
984                          "0236 NameServer Req Data: x%x x%x x%x\n",
985                          cmdcode, vport->fc_flag, vport->fc_rscn_id_cnt);
986
987         bpl = (struct ulp_bde64 *) bmp->virt;
988         memset(bpl, 0, sizeof(struct ulp_bde64));
989         bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
990         bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
991         bpl->tus.f.bdeFlags = 0;
992         if (cmdcode == SLI_CTNS_GID_FT)
993                 bpl->tus.f.bdeSize = GID_REQUEST_SZ;
994         else if (cmdcode == SLI_CTNS_GFF_ID)
995                 bpl->tus.f.bdeSize = GFF_REQUEST_SZ;
996         else if (cmdcode == SLI_CTNS_RFT_ID)
997                 bpl->tus.f.bdeSize = RFT_REQUEST_SZ;
998         else if (cmdcode == SLI_CTNS_RNN_ID)
999                 bpl->tus.f.bdeSize = RNN_REQUEST_SZ;
1000         else if (cmdcode == SLI_CTNS_RSPN_ID)
1001                 bpl->tus.f.bdeSize = RSPN_REQUEST_SZ;
1002         else if (cmdcode == SLI_CTNS_RSNN_NN)
1003                 bpl->tus.f.bdeSize = RSNN_REQUEST_SZ;
1004         else if (cmdcode == SLI_CTNS_RFF_ID)
1005                 bpl->tus.f.bdeSize = RFF_REQUEST_SZ;
1006         else
1007                 bpl->tus.f.bdeSize = 0;
1008         bpl->tus.w = le32_to_cpu(bpl->tus.w);
1009
1010         CtReq = (struct lpfc_sli_ct_request *) mp->virt;
1011         memset(CtReq, 0, sizeof (struct lpfc_sli_ct_request));
1012         CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
1013         CtReq->RevisionId.bits.InId = 0;
1014         CtReq->FsType = SLI_CT_DIRECTORY_SERVICE;
1015         CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER;
1016         CtReq->CommandResponse.bits.Size = 0;
1017         switch (cmdcode) {
1018         case SLI_CTNS_GID_FT:
1019                 CtReq->CommandResponse.bits.CmdRsp =
1020                     be16_to_cpu(SLI_CTNS_GID_FT);
1021                 CtReq->un.gid.Fc4Type = SLI_CTPT_FCP;
1022                 if (vport->port_state < LPFC_NS_QRY)
1023                         vport->port_state = LPFC_NS_QRY;
1024                 lpfc_set_disctmo(vport);
1025                 cmpl = lpfc_cmpl_ct_cmd_gid_ft;
1026                 rsp_size = FC_MAX_NS_RSP;
1027                 break;
1028
1029         case SLI_CTNS_GFF_ID:
1030                 CtReq->CommandResponse.bits.CmdRsp =
1031                         be16_to_cpu(SLI_CTNS_GFF_ID);
1032                 CtReq->un.gff.PortId = be32_to_cpu(context);
1033                 cmpl = lpfc_cmpl_ct_cmd_gff_id;
1034                 break;
1035
1036         case SLI_CTNS_RFT_ID:
1037                 CtReq->CommandResponse.bits.CmdRsp =
1038                     be16_to_cpu(SLI_CTNS_RFT_ID);
1039                 CtReq->un.rft.PortId = be32_to_cpu(vport->fc_myDID);
1040                 CtReq->un.rft.fcpReg = 1;
1041                 cmpl = lpfc_cmpl_ct_cmd_rft_id;
1042                 break;
1043
1044         case SLI_CTNS_RNN_ID:
1045                 CtReq->CommandResponse.bits.CmdRsp =
1046                     be16_to_cpu(SLI_CTNS_RNN_ID);
1047                 CtReq->un.rnn.PortId = be32_to_cpu(vport->fc_myDID);
1048                 memcpy(CtReq->un.rnn.wwnn,  &vport->fc_nodename,
1049                        sizeof (struct lpfc_name));
1050                 cmpl = lpfc_cmpl_ct_cmd_rnn_id;
1051                 break;
1052
1053         case SLI_CTNS_RSPN_ID:
1054                 CtReq->CommandResponse.bits.CmdRsp =
1055                     be16_to_cpu(SLI_CTNS_RSPN_ID);
1056                 CtReq->un.rspn.PortId = be32_to_cpu(vport->fc_myDID);
1057                 size = sizeof(CtReq->un.rspn.symbname);
1058                 CtReq->un.rspn.len =
1059                         lpfc_vport_symbolic_port_name(vport,
1060                         CtReq->un.rspn.symbname, size);
1061                 cmpl = lpfc_cmpl_ct_cmd_rspn_id;
1062                 break;
1063         case SLI_CTNS_RSNN_NN:
1064                 CtReq->CommandResponse.bits.CmdRsp =
1065                     be16_to_cpu(SLI_CTNS_RSNN_NN);
1066                 memcpy(CtReq->un.rsnn.wwnn, &vport->fc_nodename,
1067                        sizeof (struct lpfc_name));
1068                 size = sizeof(CtReq->un.rsnn.symbname);
1069                 CtReq->un.rsnn.len =
1070                         lpfc_vport_symbolic_node_name(vport,
1071                         CtReq->un.rsnn.symbname, size);
1072                 cmpl = lpfc_cmpl_ct_cmd_rsnn_nn;
1073                 break;
1074         case SLI_CTNS_RFF_ID:
1075                 vport->fc_flag &= ~FC_RFF_NOT_SUPPORTED;
1076                 CtReq->CommandResponse.bits.CmdRsp =
1077                     be16_to_cpu(SLI_CTNS_RFF_ID);
1078                 CtReq->un.rff.PortId = be32_to_cpu(vport->fc_myDID);;
1079                 CtReq->un.rff.fbits = FC4_FEATURE_INIT;
1080                 CtReq->un.rff.type_code = FC_FCP_DATA;
1081                 cmpl = lpfc_cmpl_ct_cmd_rff_id;
1082                 break;
1083         }
1084         lpfc_nlp_get(ndlp);
1085
1086         if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) {
1087                 /* On success, The cmpl function will free the buffers */
1088                 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1089                         "Issue CT cmd:    cmd:x%x did:x%x",
1090                         cmdcode, ndlp->nlp_DID, 0);
1091                 return 0;
1092         }
1093
1094         rc=6;
1095         lpfc_nlp_put(ndlp);
1096         lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
1097 ns_cmd_free_bmp:
1098         kfree(bmp);
1099 ns_cmd_free_mpvirt:
1100         lpfc_mbuf_free(phba, mp->virt, mp->phys);
1101 ns_cmd_free_mp:
1102         kfree(mp);
1103 ns_cmd_exit:
1104         lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
1105                          "0266 Issue NameServer Req x%x err %d Data: x%x x%x\n",
1106                          cmdcode, rc, vport->fc_flag, vport->fc_rscn_id_cnt);
1107         return 1;
1108 }
1109
1110 static void
1111 lpfc_cmpl_ct_cmd_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1112                       struct lpfc_iocbq * rspiocb)
1113 {
1114         struct lpfc_dmabuf *inp = cmdiocb->context1;
1115         struct lpfc_dmabuf *outp = cmdiocb->context2;
1116         struct lpfc_sli_ct_request *CTrsp = outp->virt;
1117         struct lpfc_sli_ct_request *CTcmd = inp->virt;
1118         struct lpfc_nodelist *ndlp;
1119         uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp;
1120         uint16_t fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp;
1121         struct lpfc_vport *vport = cmdiocb->vport;
1122         IOCB_t *irsp = &rspiocb->iocb;
1123         uint32_t latt;
1124
1125         latt = lpfc_els_chk_latt(vport);
1126
1127         lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1128                 "FDMI cmpl:       status:x%x/x%x latt:%d",
1129                 irsp->ulpStatus, irsp->un.ulpWord[4], latt);
1130
1131         if (latt || irsp->ulpStatus) {
1132                 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1133                                  "0229 FDMI cmd %04x failed, latt = %d "
1134                                  "ulpStatus: x%x, rid x%x\n",
1135                                  be16_to_cpu(fdmi_cmd), latt, irsp->ulpStatus,
1136                                  irsp->un.ulpWord[4]);
1137                 lpfc_ct_free_iocb(phba, cmdiocb);
1138                 return;
1139         }
1140
1141         ndlp = lpfc_findnode_did(vport, FDMI_DID);
1142         if (fdmi_rsp == be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
1143                 /* FDMI rsp failed */
1144                 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1145                                  "0220 FDMI rsp failed Data: x%x\n",
1146                                  be16_to_cpu(fdmi_cmd));
1147         }
1148
1149         switch (be16_to_cpu(fdmi_cmd)) {
1150         case SLI_MGMT_RHBA:
1151                 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA);
1152                 break;
1153
1154         case SLI_MGMT_RPA:
1155                 break;
1156
1157         case SLI_MGMT_DHBA:
1158                 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT);
1159                 break;
1160
1161         case SLI_MGMT_DPRT:
1162                 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA);
1163                 break;
1164         }
1165         lpfc_ct_free_iocb(phba, cmdiocb);
1166         return;
1167 }
1168
1169 int
1170 lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, int cmdcode)
1171 {
1172         struct lpfc_hba *phba = vport->phba;
1173         struct lpfc_dmabuf *mp, *bmp;
1174         struct lpfc_sli_ct_request *CtReq;
1175         struct ulp_bde64 *bpl;
1176         uint32_t size;
1177         REG_HBA *rh;
1178         PORT_ENTRY *pe;
1179         REG_PORT_ATTRIBUTE *pab;
1180         ATTRIBUTE_BLOCK *ab;
1181         ATTRIBUTE_ENTRY *ae;
1182         void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
1183                       struct lpfc_iocbq *);
1184
1185
1186         /* fill in BDEs for command */
1187         /* Allocate buffer for command payload */
1188         mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
1189         if (!mp)
1190                 goto fdmi_cmd_exit;
1191
1192         mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys));
1193         if (!mp->virt)
1194                 goto fdmi_cmd_free_mp;
1195
1196         /* Allocate buffer for Buffer ptr list */
1197         bmp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
1198         if (!bmp)
1199                 goto fdmi_cmd_free_mpvirt;
1200
1201         bmp->virt = lpfc_mbuf_alloc(phba, 0, &(bmp->phys));
1202         if (!bmp->virt)
1203                 goto fdmi_cmd_free_bmp;
1204
1205         INIT_LIST_HEAD(&mp->list);
1206         INIT_LIST_HEAD(&bmp->list);
1207
1208         /* FDMI request */
1209         lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1210                          "0218 FDMI Request Data: x%x x%x x%x\n",
1211                          vport->fc_flag, vport->port_state, cmdcode);
1212         CtReq = (struct lpfc_sli_ct_request *) mp->virt;
1213
1214         memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request));
1215         CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
1216         CtReq->RevisionId.bits.InId = 0;
1217
1218         CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE;
1219         CtReq->FsSubType = SLI_CT_FDMI_Subtypes;
1220         size = 0;
1221
1222         switch (cmdcode) {
1223         case SLI_MGMT_RHBA:
1224                 {
1225                         lpfc_vpd_t *vp = &phba->vpd;
1226                         uint32_t i, j, incr;
1227                         int len;
1228
1229                         CtReq->CommandResponse.bits.CmdRsp =
1230                             be16_to_cpu(SLI_MGMT_RHBA);
1231                         CtReq->CommandResponse.bits.Size = 0;
1232                         rh = (REG_HBA *) & CtReq->un.PortID;
1233                         memcpy(&rh->hi.PortName, &vport->fc_sparam.portName,
1234                                sizeof (struct lpfc_name));
1235                         /* One entry (port) per adapter */
1236                         rh->rpl.EntryCnt = be32_to_cpu(1);
1237                         memcpy(&rh->rpl.pe, &vport->fc_sparam.portName,
1238                                sizeof (struct lpfc_name));
1239
1240                         /* point to the HBA attribute block */
1241                         size = 2 * sizeof (struct lpfc_name) + FOURBYTES;
1242                         ab = (ATTRIBUTE_BLOCK *) ((uint8_t *) rh + size);
1243                         ab->EntryCnt = 0;
1244
1245                         /* Point to the beginning of the first HBA attribute
1246                            entry */
1247                         /* #1 HBA attribute entry */
1248                         size += FOURBYTES;
1249                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1250                         ae->ad.bits.AttrType = be16_to_cpu(NODE_NAME);
1251                         ae->ad.bits.AttrLen =  be16_to_cpu(FOURBYTES
1252                                                 + sizeof (struct lpfc_name));
1253                         memcpy(&ae->un.NodeName, &vport->fc_sparam.nodeName,
1254                                sizeof (struct lpfc_name));
1255                         ab->EntryCnt++;
1256                         size += FOURBYTES + sizeof (struct lpfc_name);
1257
1258                         /* #2 HBA attribute entry */
1259                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1260                         ae->ad.bits.AttrType = be16_to_cpu(MANUFACTURER);
1261                         strcpy(ae->un.Manufacturer, "Emulex Corporation");
1262                         len = strlen(ae->un.Manufacturer);
1263                         len += (len & 3) ? (4 - (len & 3)) : 4;
1264                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1265                         ab->EntryCnt++;
1266                         size += FOURBYTES + len;
1267
1268                         /* #3 HBA attribute entry */
1269                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1270                         ae->ad.bits.AttrType = be16_to_cpu(SERIAL_NUMBER);
1271                         strcpy(ae->un.SerialNumber, phba->SerialNumber);
1272                         len = strlen(ae->un.SerialNumber);
1273                         len += (len & 3) ? (4 - (len & 3)) : 4;
1274                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1275                         ab->EntryCnt++;
1276                         size += FOURBYTES + len;
1277
1278                         /* #4 HBA attribute entry */
1279                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1280                         ae->ad.bits.AttrType = be16_to_cpu(MODEL);
1281                         strcpy(ae->un.Model, phba->ModelName);
1282                         len = strlen(ae->un.Model);
1283                         len += (len & 3) ? (4 - (len & 3)) : 4;
1284                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1285                         ab->EntryCnt++;
1286                         size += FOURBYTES + len;
1287
1288                         /* #5 HBA attribute entry */
1289                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1290                         ae->ad.bits.AttrType = be16_to_cpu(MODEL_DESCRIPTION);
1291                         strcpy(ae->un.ModelDescription, phba->ModelDesc);
1292                         len = strlen(ae->un.ModelDescription);
1293                         len += (len & 3) ? (4 - (len & 3)) : 4;
1294                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1295                         ab->EntryCnt++;
1296                         size += FOURBYTES + len;
1297
1298                         /* #6 HBA attribute entry */
1299                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1300                         ae->ad.bits.AttrType = be16_to_cpu(HARDWARE_VERSION);
1301                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 8);
1302                         /* Convert JEDEC ID to ascii for hardware version */
1303                         incr = vp->rev.biuRev;
1304                         for (i = 0; i < 8; i++) {
1305                                 j = (incr & 0xf);
1306                                 if (j <= 9)
1307                                         ae->un.HardwareVersion[7 - i] =
1308                                             (char)((uint8_t) 0x30 +
1309                                                    (uint8_t) j);
1310                                 else
1311                                         ae->un.HardwareVersion[7 - i] =
1312                                             (char)((uint8_t) 0x61 +
1313                                                    (uint8_t) (j - 10));
1314                                 incr = (incr >> 4);
1315                         }
1316                         ab->EntryCnt++;
1317                         size += FOURBYTES + 8;
1318
1319                         /* #7 HBA attribute entry */
1320                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1321                         ae->ad.bits.AttrType = be16_to_cpu(DRIVER_VERSION);
1322                         strcpy(ae->un.DriverVersion, lpfc_release_version);
1323                         len = strlen(ae->un.DriverVersion);
1324                         len += (len & 3) ? (4 - (len & 3)) : 4;
1325                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1326                         ab->EntryCnt++;
1327                         size += FOURBYTES + len;
1328
1329                         /* #8 HBA attribute entry */
1330                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1331                         ae->ad.bits.AttrType = be16_to_cpu(OPTION_ROM_VERSION);
1332                         strcpy(ae->un.OptionROMVersion, phba->OptionROMVersion);
1333                         len = strlen(ae->un.OptionROMVersion);
1334                         len += (len & 3) ? (4 - (len & 3)) : 4;
1335                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1336                         ab->EntryCnt++;
1337                         size += FOURBYTES + len;
1338
1339                         /* #9 HBA attribute entry */
1340                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1341                         ae->ad.bits.AttrType = be16_to_cpu(FIRMWARE_VERSION);
1342                         lpfc_decode_firmware_rev(phba, ae->un.FirmwareVersion,
1343                                 1);
1344                         len = strlen(ae->un.FirmwareVersion);
1345                         len += (len & 3) ? (4 - (len & 3)) : 4;
1346                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1347                         ab->EntryCnt++;
1348                         size += FOURBYTES + len;
1349
1350                         /* #10 HBA attribute entry */
1351                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1352                         ae->ad.bits.AttrType = be16_to_cpu(OS_NAME_VERSION);
1353                         sprintf(ae->un.OsNameVersion, "%s %s %s",
1354                                 init_utsname()->sysname,
1355                                 init_utsname()->release,
1356                                 init_utsname()->version);
1357                         len = strlen(ae->un.OsNameVersion);
1358                         len += (len & 3) ? (4 - (len & 3)) : 4;
1359                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1360                         ab->EntryCnt++;
1361                         size += FOURBYTES + len;
1362
1363                         /* #11 HBA attribute entry */
1364                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
1365                         ae->ad.bits.AttrType = be16_to_cpu(MAX_CT_PAYLOAD_LEN);
1366                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1367                         ae->un.MaxCTPayloadLen = (65 * 4096);
1368                         ab->EntryCnt++;
1369                         size += FOURBYTES + 4;
1370
1371                         ab->EntryCnt = be32_to_cpu(ab->EntryCnt);
1372                         /* Total size */
1373                         size = GID_REQUEST_SZ - 4 + size;
1374                 }
1375                 break;
1376
1377         case SLI_MGMT_RPA:
1378                 {
1379                         lpfc_vpd_t *vp;
1380                         struct serv_parm *hsp;
1381                         int len;
1382
1383                         vp = &phba->vpd;
1384
1385                         CtReq->CommandResponse.bits.CmdRsp =
1386                             be16_to_cpu(SLI_MGMT_RPA);
1387                         CtReq->CommandResponse.bits.Size = 0;
1388                         pab = (REG_PORT_ATTRIBUTE *) & CtReq->un.PortID;
1389                         size = sizeof (struct lpfc_name) + FOURBYTES;
1390                         memcpy((uint8_t *) & pab->PortName,
1391                                (uint8_t *) & vport->fc_sparam.portName,
1392                                sizeof (struct lpfc_name));
1393                         pab->ab.EntryCnt = 0;
1394
1395                         /* #1 Port attribute entry */
1396                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1397                         ae->ad.bits.AttrType = be16_to_cpu(SUPPORTED_FC4_TYPES);
1398                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 32);
1399                         ae->un.SupportFC4Types[2] = 1;
1400                         ae->un.SupportFC4Types[7] = 1;
1401                         pab->ab.EntryCnt++;
1402                         size += FOURBYTES + 32;
1403
1404                         /* #2 Port attribute entry */
1405                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1406                         ae->ad.bits.AttrType = be16_to_cpu(SUPPORTED_SPEED);
1407                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1408
1409                         ae->un.SupportSpeed = 0;
1410                         if (phba->lmt & LMT_10Gb)
1411                                 ae->un.SupportSpeed = HBA_PORTSPEED_10GBIT;
1412                         if (phba->lmt & LMT_8Gb)
1413                                 ae->un.SupportSpeed |= HBA_PORTSPEED_8GBIT;
1414                         if (phba->lmt & LMT_4Gb)
1415                                 ae->un.SupportSpeed |= HBA_PORTSPEED_4GBIT;
1416                         if (phba->lmt & LMT_2Gb)
1417                                 ae->un.SupportSpeed |= HBA_PORTSPEED_2GBIT;
1418                         if (phba->lmt & LMT_1Gb)
1419                                 ae->un.SupportSpeed |= HBA_PORTSPEED_1GBIT;
1420
1421                         pab->ab.EntryCnt++;
1422                         size += FOURBYTES + 4;
1423
1424                         /* #3 Port attribute entry */
1425                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1426                         ae->ad.bits.AttrType = be16_to_cpu(PORT_SPEED);
1427                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1428                         switch(phba->fc_linkspeed) {
1429                                 case LA_1GHZ_LINK:
1430                                         ae->un.PortSpeed = HBA_PORTSPEED_1GBIT;
1431                                 break;
1432                                 case LA_2GHZ_LINK:
1433                                         ae->un.PortSpeed = HBA_PORTSPEED_2GBIT;
1434                                 break;
1435                                 case LA_4GHZ_LINK:
1436                                         ae->un.PortSpeed = HBA_PORTSPEED_4GBIT;
1437                                 break;
1438                                 case LA_8GHZ_LINK:
1439                                         ae->un.PortSpeed = HBA_PORTSPEED_8GBIT;
1440                                 break;
1441                                 default:
1442                                         ae->un.PortSpeed =
1443                                                 HBA_PORTSPEED_UNKNOWN;
1444                                 break;
1445                         }
1446                         pab->ab.EntryCnt++;
1447                         size += FOURBYTES + 4;
1448
1449                         /* #4 Port attribute entry */
1450                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1451                         ae->ad.bits.AttrType = be16_to_cpu(MAX_FRAME_SIZE);
1452                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1453                         hsp = (struct serv_parm *) & vport->fc_sparam;
1454                         ae->un.MaxFrameSize =
1455                             (((uint32_t) hsp->cmn.
1456                               bbRcvSizeMsb) << 8) | (uint32_t) hsp->cmn.
1457                             bbRcvSizeLsb;
1458                         pab->ab.EntryCnt++;
1459                         size += FOURBYTES + 4;
1460
1461                         /* #5 Port attribute entry */
1462                         ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1463                         ae->ad.bits.AttrType = be16_to_cpu(OS_DEVICE_NAME);
1464                         strcpy((char *)ae->un.OsDeviceName, LPFC_DRIVER_NAME);
1465                         len = strlen((char *)ae->un.OsDeviceName);
1466                         len += (len & 3) ? (4 - (len & 3)) : 4;
1467                         ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1468                         pab->ab.EntryCnt++;
1469                         size += FOURBYTES + len;
1470
1471                         if (vport->cfg_fdmi_on == 2) {
1472                                 /* #6 Port attribute entry */
1473                                 ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab +
1474                                                           size);
1475                                 ae->ad.bits.AttrType = be16_to_cpu(HOST_NAME);
1476                                 sprintf(ae->un.HostName, "%s",
1477                                         init_utsname()->nodename);
1478                                 len = strlen(ae->un.HostName);
1479                                 len += (len & 3) ? (4 - (len & 3)) : 4;
1480                                 ae->ad.bits.AttrLen =
1481                                     be16_to_cpu(FOURBYTES + len);
1482                                 pab->ab.EntryCnt++;
1483                                 size += FOURBYTES + len;
1484                         }
1485
1486                         pab->ab.EntryCnt = be32_to_cpu(pab->ab.EntryCnt);
1487                         /* Total size */
1488                         size = GID_REQUEST_SZ - 4 + size;
1489                 }
1490                 break;
1491
1492         case SLI_MGMT_DHBA:
1493                 CtReq->CommandResponse.bits.CmdRsp = be16_to_cpu(SLI_MGMT_DHBA);
1494                 CtReq->CommandResponse.bits.Size = 0;
1495                 pe = (PORT_ENTRY *) & CtReq->un.PortID;
1496                 memcpy((uint8_t *) & pe->PortName,
1497                        (uint8_t *) & vport->fc_sparam.portName,
1498                        sizeof (struct lpfc_name));
1499                 size = GID_REQUEST_SZ - 4 + sizeof (struct lpfc_name);
1500                 break;
1501
1502         case SLI_MGMT_DPRT:
1503                 CtReq->CommandResponse.bits.CmdRsp = be16_to_cpu(SLI_MGMT_DPRT);
1504                 CtReq->CommandResponse.bits.Size = 0;
1505                 pe = (PORT_ENTRY *) & CtReq->un.PortID;
1506                 memcpy((uint8_t *) & pe->PortName,
1507                        (uint8_t *) & vport->fc_sparam.portName,
1508                        sizeof (struct lpfc_name));
1509                 size = GID_REQUEST_SZ - 4 + sizeof (struct lpfc_name);
1510                 break;
1511         }
1512
1513         bpl = (struct ulp_bde64 *) bmp->virt;
1514         bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
1515         bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
1516         bpl->tus.f.bdeFlags = 0;
1517         bpl->tus.f.bdeSize = size;
1518         bpl->tus.w = le32_to_cpu(bpl->tus.w);
1519
1520         cmpl = lpfc_cmpl_ct_cmd_fdmi;
1521         lpfc_nlp_get(ndlp);
1522
1523         if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, FC_MAX_NS_RSP, 0))
1524                 return 0;
1525
1526         lpfc_nlp_put(ndlp);
1527         lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
1528 fdmi_cmd_free_bmp:
1529         kfree(bmp);
1530 fdmi_cmd_free_mpvirt:
1531         lpfc_mbuf_free(phba, mp->virt, mp->phys);
1532 fdmi_cmd_free_mp:
1533         kfree(mp);
1534 fdmi_cmd_exit:
1535         /* Issue FDMI request failed */
1536         lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1537                          "0244 Issue FDMI request failed Data: x%x\n",
1538                          cmdcode);
1539         return 1;
1540 }
1541
1542 void
1543 lpfc_fdmi_tmo(unsigned long ptr)
1544 {
1545         struct lpfc_vport *vport = (struct lpfc_vport *)ptr;
1546         struct lpfc_hba   *phba = vport->phba;
1547         unsigned long iflag;
1548
1549         spin_lock_irqsave(&vport->work_port_lock, iflag);
1550         if (!(vport->work_port_events & WORKER_FDMI_TMO)) {
1551                 vport->work_port_events |= WORKER_FDMI_TMO;
1552                 spin_unlock_irqrestore(&vport->work_port_lock, iflag);
1553
1554                 spin_lock_irqsave(&phba->hbalock, iflag);
1555                 if (phba->work_wait)
1556                         lpfc_worker_wake_up(phba);
1557                 spin_unlock_irqrestore(&phba->hbalock, iflag);
1558         }
1559         else
1560                 spin_unlock_irqrestore(&vport->work_port_lock, iflag);
1561 }
1562
1563 void
1564 lpfc_fdmi_timeout_handler(struct lpfc_vport *vport)
1565 {
1566         struct lpfc_nodelist *ndlp;
1567
1568         ndlp = lpfc_findnode_did(vport, FDMI_DID);
1569         if (ndlp) {
1570                 if (init_utsname()->nodename[0] != '\0')
1571                         lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA);
1572                 else
1573                         mod_timer(&vport->fc_fdmitmo, jiffies + HZ * 60);
1574         }
1575         return;
1576 }
1577
1578 void
1579 lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag)
1580 {
1581         struct lpfc_sli *psli = &phba->sli;
1582         lpfc_vpd_t *vp = &phba->vpd;
1583         uint32_t b1, b2, b3, b4, i, rev;
1584         char c;
1585         uint32_t *ptr, str[4];
1586         uint8_t *fwname;
1587
1588         if (vp->rev.rBit) {
1589                 if (psli->sli_flag & LPFC_SLI2_ACTIVE)
1590                         rev = vp->rev.sli2FwRev;
1591                 else
1592                         rev = vp->rev.sli1FwRev;
1593
1594                 b1 = (rev & 0x0000f000) >> 12;
1595                 b2 = (rev & 0x00000f00) >> 8;
1596                 b3 = (rev & 0x000000c0) >> 6;
1597                 b4 = (rev & 0x00000030) >> 4;
1598
1599                 switch (b4) {
1600                 case 0:
1601                         c = 'N';
1602                         break;
1603                 case 1:
1604                         c = 'A';
1605                         break;
1606                 case 2:
1607                         c = 'B';
1608                         break;
1609                 default:
1610                         c = 0;
1611                         break;
1612                 }
1613                 b4 = (rev & 0x0000000f);
1614
1615                 if (psli->sli_flag & LPFC_SLI2_ACTIVE)
1616                         fwname = vp->rev.sli2FwName;
1617                 else
1618                         fwname = vp->rev.sli1FwName;
1619
1620                 for (i = 0; i < 16; i++)
1621                         if (fwname[i] == 0x20)
1622                                 fwname[i] = 0;
1623
1624                 ptr = (uint32_t*)fwname;
1625
1626                 for (i = 0; i < 3; i++)
1627                         str[i] = be32_to_cpu(*ptr++);
1628
1629                 if (c == 0) {
1630                         if (flag)
1631                                 sprintf(fwrevision, "%d.%d%d (%s)",
1632                                         b1, b2, b3, (char *)str);
1633                         else
1634                                 sprintf(fwrevision, "%d.%d%d", b1,
1635                                         b2, b3);
1636                 } else {
1637                         if (flag)
1638                                 sprintf(fwrevision, "%d.%d%d%c%d (%s)",
1639                                         b1, b2, b3, c,
1640                                         b4, (char *)str);
1641                         else
1642                                 sprintf(fwrevision, "%d.%d%d%c%d",
1643                                         b1, b2, b3, c, b4);
1644                 }
1645         } else {
1646                 rev = vp->rev.smFwRev;
1647
1648                 b1 = (rev & 0xff000000) >> 24;
1649                 b2 = (rev & 0x00f00000) >> 20;
1650                 b3 = (rev & 0x000f0000) >> 16;
1651                 c  = (rev & 0x0000ff00) >> 8;
1652                 b4 = (rev & 0x000000ff);
1653
1654                 if (flag)
1655                         sprintf(fwrevision, "%d.%d%d%c%d ", b1,
1656                                 b2, b3, c, b4);
1657                 else
1658                         sprintf(fwrevision, "%d.%d%d%c%d ", b1,
1659                                 b2, b3, c, b4);
1660         }
1661         return;
1662 }