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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
[deliverable/linux.git] / drivers / scsi / lpfc / lpfc_ct.c
CommitLineData
dea3101e 1/*******************************************************************
2 * This file is part of the Emulex Linux Device Driver for *
c44ce173 3 * Fibre Channel Host Bus Adapters. *
f25e8e79 4 * Copyright (C) 2004-2015 Emulex. All rights reserved. *
c44ce173 5 * EMULEX and SLI are trademarks of Emulex. *
dea3101e 6 * www.emulex.com *
7 * *
8 * This program is free software; you can redistribute it and/or *
c44ce173
JSEC		 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. *
dea3101e 19 *******************************************************************/
20
21/*
09372820 22 * Fibre Channel SCSI LAN Device Driver CT support: FC Generic Services FC-GS
dea3101e 23 */
24
25#include <linux/blkdev.h>
26#include <linux/pci.h>
27#include <linux/interrupt.h>
5a0e3ad6 28#include <linux/slab.h>
dea3101e 29#include <linux/utsname.h>
30
91886523 31#include <scsi/scsi.h>
dea3101e 32#include <scsi/scsi_device.h>
33#include <scsi/scsi_host.h>
f888ba3c 34#include <scsi/scsi_transport_fc.h>
6a9c52cf 35#include <scsi/fc/fc_fs.h>
dea3101e 36
da0436e9 37#include "lpfc_hw4.h"
dea3101e 38#include "lpfc_hw.h"
39#include "lpfc_sli.h"
da0436e9 40#include "lpfc_sli4.h"
ea2151b4 41#include "lpfc_nl.h"
dea3101e 42#include "lpfc_disc.h"
43#include "lpfc_scsi.h"
44#include "lpfc.h"
45#include "lpfc_logmsg.h"
46#include "lpfc_crtn.h"
47#include "lpfc_version.h"
92d7f7b0 48#include "lpfc_vport.h"
858c9f6c 49#include "lpfc_debugfs.h"
dea3101e 50
76a95d75
JS		 51/* FDMI Port Speed definitions */
52#define HBA_PORTSPEED_1GBIT 0x0001 /* 1 GBit/sec */
53#define HBA_PORTSPEED_2GBIT 0x0002 /* 2 GBit/sec */
54#define HBA_PORTSPEED_4GBIT 0x0008 /* 4 GBit/sec */
55#define HBA_PORTSPEED_10GBIT 0x0004 /* 10 GBit/sec */
56#define HBA_PORTSPEED_8GBIT 0x0010 /* 8 GBit/sec */
57#define HBA_PORTSPEED_16GBIT 0x0020 /* 16 GBit/sec */
58#define HBA_PORTSPEED_UNKNOWN 0x0800 /* Unknown */
dea3101e 59
60#define FOURBYTES 4
61
62
63static char *lpfc_release_version = LPFC_DRIVER_VERSION;
64
ed957684 65static void
9c2face6
JS		 66lpfc_ct_ignore_hbq_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq,
67 struct lpfc_dmabuf *mp, uint32_t size)
ed957684
JS		 68{
69 if (!mp) {
9c2face6 70 lpfc_printf_log(phba, KERN_INFO, LOG_ELS,
97eab634 71 "0146 Ignoring unsolicited CT No HBQ "
9c2face6
JS		 72 "status = x%x\n",
73 piocbq->iocb.ulpStatus);
ed957684 74 }
9c2face6
JS		 75 lpfc_printf_log(phba, KERN_INFO, LOG_ELS,
76 "0145 Ignoring unsolicted CT HBQ Size:%d "
77 "status = x%x\n",
78 size, piocbq->iocb.ulpStatus);
ed957684
JS		 79}
80
81static void
9c2face6
JS		 82lpfc_ct_unsol_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq,
83 struct lpfc_dmabuf *mp, uint32_t size)
ed957684 84{
9c2face6 85 lpfc_ct_ignore_hbq_buffer(phba, piocbq, mp, size);
ed957684
JS		 86}
87
dea3101e 88void
2e0fef85
JS		 89lpfc_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
90 struct lpfc_iocbq *piocbq)
dea3101e 91{
ed957684 92 struct lpfc_dmabuf *mp = NULL;
dea3101e 93 IOCB_t *icmd = &piocbq->iocb;
ed957684
JS		 94 int i;
95 struct lpfc_iocbq *iocbq;
96 dma_addr_t paddr;
97 uint32_t size;
9c2face6
JS		 98 struct list_head head;
99 struct lpfc_dmabuf *bdeBuf;
dea3101e 100
4fede78f
JS		 101 if (lpfc_bsg_ct_unsol_event(phba, pring, piocbq) == 0)
102 return;
f1c3b0fc 103
92d7f7b0
JS		 104 if (unlikely(icmd->ulpStatus == IOSTAT_NEED_BUFFER)) {
105 lpfc_sli_hbqbuf_add_hbqs(phba, LPFC_ELS_HBQ);
106 } else if ((icmd->ulpStatus == IOSTAT_LOCAL_REJECT) &&
e3d2b802
JS		 107 ((icmd->un.ulpWord[4] & IOERR_PARAM_MASK) ==
108 IOERR_RCV_BUFFER_WAITING)) {
dea3101e 109 /* Not enough posted buffers; Try posting more buffers */
110 phba->fc_stat.NoRcvBuf++;
92d7f7b0 111 if (!(phba->sli3_options & LPFC_SLI3_HBQ_ENABLED))
495a714c 112 lpfc_post_buffer(phba, pring, 2);
dea3101e 113 return;
114 }
115
116 /* If there are no BDEs associated with this IOCB,
117 * there is nothing to do.
118 */
119 if (icmd->ulpBdeCount == 0)
120 return;
121
ed957684 122 if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) {
9c2face6
JS		 123 INIT_LIST_HEAD(&head);
124 list_add_tail(&head, &piocbq->list);
125 list_for_each_entry(iocbq, &head, list) {
ed957684 126 icmd = &iocbq->iocb;
9c2face6 127 if (icmd->ulpBdeCount == 0)
ed957684 128 continue;
9c2face6
JS		 129 bdeBuf = iocbq->context2;
130 iocbq->context2 = NULL;
ed957684 131 size = icmd->un.cont64[0].tus.f.bdeSize;
9c2face6
JS		 132 lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf, size);
133 lpfc_in_buf_free(phba, bdeBuf);
ed957684 134 if (icmd->ulpBdeCount == 2) {
9c2face6
JS		 135 bdeBuf = iocbq->context3;
136 iocbq->context3 = NULL;
137 size = icmd->unsli3.rcvsli3.bde2.tus.f.bdeSize;
138 lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf,
139 size);
140 lpfc_in_buf_free(phba, bdeBuf);
ed957684 141 }
dea3101e 142 }
9c2face6 143 list_del(&head);
ed957684 144 } else {
d7c255b2
JS		 145 INIT_LIST_HEAD(&head);
146 list_add_tail(&head, &piocbq->list);
147 list_for_each_entry(iocbq, &head, list) {
ed957684 148 icmd = &iocbq->iocb;
9c2face6 149 if (icmd->ulpBdeCount == 0)
d7c255b2 150 lpfc_ct_unsol_buffer(phba, iocbq, NULL, 0);
ed957684
JS		 151 for (i = 0; i < icmd->ulpBdeCount; i++) {
152 paddr = getPaddr(icmd->un.cont64[i].addrHigh,
153 icmd->un.cont64[i].addrLow);
154 mp = lpfc_sli_ringpostbuf_get(phba, pring,
155 paddr);
156 size = icmd->un.cont64[i].tus.f.bdeSize;
d7c255b2 157 lpfc_ct_unsol_buffer(phba, iocbq, mp, size);
92d7f7b0 158 lpfc_in_buf_free(phba, mp);
ed957684 159 }
495a714c 160 lpfc_post_buffer(phba, pring, i);
dea3101e 161 }
d7c255b2 162 list_del(&head);
dea3101e 163 }
dea3101e 164}
165
6669f9bb 166/**
6dd9e31c 167 * lpfc_ct_handle_unsol_abort - ct upper level protocol abort handler
6669f9bb 168 * @phba: Pointer to HBA context object.
6dd9e31c 169 * @dmabuf: pointer to a dmabuf that describes the FC sequence
6669f9bb 170 *
6dd9e31c
JS		 171 * This function serves as the upper level protocol abort handler for CT
172 * protocol.
173 *
174 * Return 1 if abort has been handled, 0 otherwise.
6669f9bb 175 **/
6dd9e31c
JS		 176int
177lpfc_ct_handle_unsol_abort(struct lpfc_hba *phba, struct hbq_dmabuf *dmabuf)
6669f9bb 178{
6dd9e31c 179 int handled;
6669f9bb 180
6dd9e31c
JS		 181 /* CT upper level goes through BSG */
182 handled = lpfc_bsg_ct_unsol_abort(phba, dmabuf);
6669f9bb 183
6dd9e31c 184 return handled;
6669f9bb
JS		 185}
186
dea3101e 187static void
2e0fef85 188lpfc_free_ct_rsp(struct lpfc_hba *phba, struct lpfc_dmabuf *mlist)
dea3101e 189{
190 struct lpfc_dmabuf *mlast, *next_mlast;
191
192 list_for_each_entry_safe(mlast, next_mlast, &mlist->list, list) {
193 lpfc_mbuf_free(phba, mlast->virt, mlast->phys);
194 list_del(&mlast->list);
195 kfree(mlast);
196 }
197 lpfc_mbuf_free(phba, mlist->virt, mlist->phys);
198 kfree(mlist);
199 return;
200}
201
202static struct lpfc_dmabuf *
2e0fef85 203lpfc_alloc_ct_rsp(struct lpfc_hba *phba, int cmdcode, struct ulp_bde64 *bpl,
dea3101e 204 uint32_t size, int *entries)
205{
206 struct lpfc_dmabuf *mlist = NULL;
207 struct lpfc_dmabuf *mp;
208 int cnt, i = 0;
209
09372820 210 /* We get chunks of FCELSSIZE */
dea3101e 211 cnt = size > FCELSSIZE ? FCELSSIZE: size;
212
213 while (size) {
214 /* Allocate buffer for rsp payload */
215 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
216 if (!mp) {
217 if (mlist)
218 lpfc_free_ct_rsp(phba, mlist);
219 return NULL;
220 }
221
222 INIT_LIST_HEAD(&mp->list);
223
92d7f7b0
JS		 224 if (cmdcode == be16_to_cpu(SLI_CTNS_GID_FT) ||
225 cmdcode == be16_to_cpu(SLI_CTNS_GFF_ID))
dea3101e 226 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys));
227 else
228 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys));
229
230 if (!mp->virt) {
231 kfree(mp);
0b3a82d3
ES		 232 if (mlist)
233 lpfc_free_ct_rsp(phba, mlist);
dea3101e 234 return NULL;
235 }
236
237 /* Queue it to a linked list */
238 if (!mlist)
239 mlist = mp;
240 else
241 list_add_tail(&mp->list, &mlist->list);
242
34b02dcd 243 bpl->tus.f.bdeFlags = BUFF_TYPE_BDE_64I;
dea3101e 244 /* build buffer ptr list for IOCB */
92d7f7b0
JS		 245 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
246 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
dea3101e 247 bpl->tus.f.bdeSize = (uint16_t) cnt;
248 bpl->tus.w = le32_to_cpu(bpl->tus.w);
249 bpl++;
250
251 i++;
252 size -= cnt;
253 }
254
255 *entries = i;
256 return mlist;
257}
258
858c9f6c
JS		 259int
260lpfc_ct_free_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *ctiocb)
261{
262 struct lpfc_dmabuf *buf_ptr;
263
51ef4c26
JS		 264 if (ctiocb->context_un.ndlp) {
265 lpfc_nlp_put(ctiocb->context_un.ndlp);
266 ctiocb->context_un.ndlp = NULL;
267 }
858c9f6c
JS		 268 if (ctiocb->context1) {
269 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context1;
270 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys);
271 kfree(buf_ptr);
272 ctiocb->context1 = NULL;
273 }
274 if (ctiocb->context2) {
275 lpfc_free_ct_rsp(phba, (struct lpfc_dmabuf *) ctiocb->context2);
276 ctiocb->context2 = NULL;
277 }
278
279 if (ctiocb->context3) {
280 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context3;
281 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys);
282 kfree(buf_ptr);
1109c944 283 ctiocb->context3 = NULL;
858c9f6c
JS		 284 }
285 lpfc_sli_release_iocbq(phba, ctiocb);
286 return 0;
287}
288
dea3101e 289static int
2e0fef85 290lpfc_gen_req(struct lpfc_vport *vport, struct lpfc_dmabuf *bmp,
dea3101e 291 struct lpfc_dmabuf *inp, struct lpfc_dmabuf *outp,
292 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
293 struct lpfc_iocbq *),
294 struct lpfc_nodelist *ndlp, uint32_t usr_flg, uint32_t num_entry,
92d7f7b0 295 uint32_t tmo, uint8_t retry)
dea3101e 296{
2e0fef85 297 struct lpfc_hba *phba = vport->phba;
dea3101e 298 IOCB_t *icmd;
0bd4ca25 299 struct lpfc_iocbq *geniocb;
92d7f7b0 300 int rc;
dea3101e 301
302 /* Allocate buffer for command iocb */
0bd4ca25 303 geniocb = lpfc_sli_get_iocbq(phba);
dea3101e 304
305 if (geniocb == NULL)
306 return 1;
dea3101e 307
308 icmd = &geniocb->iocb;
309 icmd->un.genreq64.bdl.ulpIoTag32 = 0;
310 icmd->un.genreq64.bdl.addrHigh = putPaddrHigh(bmp->phys);
311 icmd->un.genreq64.bdl.addrLow = putPaddrLow(bmp->phys);
34b02dcd 312 icmd->un.genreq64.bdl.bdeFlags = BUFF_TYPE_BLP_64;
dea3101e 313 icmd->un.genreq64.bdl.bdeSize = (num_entry * sizeof (struct ulp_bde64));
314
315 if (usr_flg)
316 geniocb->context3 = NULL;
317 else
318 geniocb->context3 = (uint8_t *) bmp;
319
320 /* Save for completion so we can release these resources */
321 geniocb->context1 = (uint8_t *) inp;
322 geniocb->context2 = (uint8_t *) outp;
e47c9093 323 geniocb->context_un.ndlp = lpfc_nlp_get(ndlp);
dea3101e 324
325 /* Fill in payload, bp points to frame payload */
326 icmd->ulpCommand = CMD_GEN_REQUEST64_CR;
327
328 /* Fill in rest of iocb */
329 icmd->un.genreq64.w5.hcsw.Fctl = (SI | LA);
330 icmd->un.genreq64.w5.hcsw.Dfctl = 0;
6a9c52cf
JS		 331 icmd->un.genreq64.w5.hcsw.Rctl = FC_RCTL_DD_UNSOL_CTL;
332 icmd->un.genreq64.w5.hcsw.Type = FC_TYPE_CT;
dea3101e 333
c9f8735b
JW		 334 if (!tmo) {
335 /* FC spec states we need 3 * ratov for CT requests */
336 tmo = (3 * phba->fc_ratov);
337 }
dea3101e 338 icmd->ulpTimeout = tmo;
339 icmd->ulpBdeCount = 1;
340 icmd->ulpLe = 1;
341 icmd->ulpClass = CLASS3;
342 icmd->ulpContext = ndlp->nlp_rpi;
6d368e53
JS		 343 if (phba->sli_rev == LPFC_SLI_REV4)
344 icmd->ulpContext = phba->sli4_hba.rpi_ids[ndlp->nlp_rpi];
dea3101e 345
92d7f7b0
JS		 346 if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) {
347 /* For GEN_REQUEST64_CR, use the RPI */
348 icmd->ulpCt_h = 0;
349 icmd->ulpCt_l = 0;
350 }
351
dea3101e 352 /* Issue GEN REQ IOCB for NPORT <did> */
e8b62011
JS		 353 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
354 "0119 Issue GEN REQ IOCB to NPORT x%x "
355 "Data: x%x x%x\n",
356 ndlp->nlp_DID, icmd->ulpIoTag,
357 vport->port_state);
dea3101e 358 geniocb->iocb_cmpl = cmpl;
359 geniocb->drvrTimeout = icmd->ulpTimeout + LPFC_DRVR_TIMEOUT;
2e0fef85 360 geniocb->vport = vport;
92d7f7b0 361 geniocb->retry = retry;
3772a991 362 rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, geniocb, 0);
92d7f7b0
JS		 363
364 if (rc == IOCB_ERROR) {
604a3e30 365 lpfc_sli_release_iocbq(phba, geniocb);
dea3101e 366 return 1;
367 }
dea3101e 368
369 return 0;
370}
371
372static int
2e0fef85 373lpfc_ct_cmd(struct lpfc_vport *vport, struct lpfc_dmabuf *inmp,
dea3101e 374 struct lpfc_dmabuf *bmp, struct lpfc_nodelist *ndlp,
375 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
376 struct lpfc_iocbq *),
92d7f7b0 377 uint32_t rsp_size, uint8_t retry)
dea3101e 378{
2e0fef85 379 struct lpfc_hba *phba = vport->phba;
dea3101e 380 struct ulp_bde64 *bpl = (struct ulp_bde64 *) bmp->virt;
381 struct lpfc_dmabuf *outmp;
382 int cnt = 0, status;
383 int cmdcode = ((struct lpfc_sli_ct_request *) inmp->virt)->
384 CommandResponse.bits.CmdRsp;
385
386 bpl++; /* Skip past ct request */
387
388 /* Put buffer(s) for ct rsp in bpl */
389 outmp = lpfc_alloc_ct_rsp(phba, cmdcode, bpl, rsp_size, &cnt);
390 if (!outmp)
391 return -ENOMEM;
6a9c52cf
JS		 392 /*
393 * Form the CT IOCB. The total number of BDEs in this IOCB
394 * is the single command plus response count from
395 * lpfc_alloc_ct_rsp.
396 */
397 cnt += 1;
2e0fef85 398 status = lpfc_gen_req(vport, bmp, inmp, outmp, cmpl, ndlp, 0,
6a9c52cf 399 cnt, 0, retry);
dea3101e 400 if (status) {
401 lpfc_free_ct_rsp(phba, outmp);
402 return -ENOMEM;
403 }
404 return 0;
405}
406
549e55cd 407struct lpfc_vport *
92d7f7b0 408lpfc_find_vport_by_did(struct lpfc_hba *phba, uint32_t did) {
92d7f7b0 409 struct lpfc_vport *vport_curr;
549e55cd 410 unsigned long flags;
92d7f7b0 411
549e55cd 412 spin_lock_irqsave(&phba->hbalock, flags);
92d7f7b0 413 list_for_each_entry(vport_curr, &phba->port_list, listentry) {
549e55cd
JS		 414 if ((vport_curr->fc_myDID) && (vport_curr->fc_myDID == did)) {
415 spin_unlock_irqrestore(&phba->hbalock, flags);
92d7f7b0 416 return vport_curr;
549e55cd 417 }
92d7f7b0 418 }
549e55cd 419 spin_unlock_irqrestore(&phba->hbalock, flags);
92d7f7b0
JS		 420 return NULL;
421}
422
dea3101e 423static int
2e0fef85 424lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint32_t Size)
dea3101e 425{
2e0fef85 426 struct lpfc_hba *phba = vport->phba;
dea3101e 427 struct lpfc_sli_ct_request *Response =
428 (struct lpfc_sli_ct_request *) mp->virt;
429 struct lpfc_nodelist *ndlp = NULL;
430 struct lpfc_dmabuf *mlast, *next_mp;
431 uint32_t *ctptr = (uint32_t *) & Response->un.gid.PortType;
2e0fef85 432 uint32_t Did, CTentry;
dea3101e 433 int Cnt;
434 struct list_head head;
435
2e0fef85 436 lpfc_set_disctmo(vport);
92d7f7b0 437 vport->num_disc_nodes = 0;
0ff10d46 438 vport->fc_ns_retry = 0;
dea3101e 439
dea3101e 440
441 list_add_tail(&head, &mp->list);
442 list_for_each_entry_safe(mp, next_mp, &head, list) {
443 mlast = mp;
444
7054a606
JS		 445 Cnt = Size > FCELSSIZE ? FCELSSIZE : Size;
446
dea3101e 447 Size -= Cnt;
448
1dcb58e5 449 if (!ctptr) {
dea3101e 450 ctptr = (uint32_t *) mlast->virt;
1dcb58e5 451 } else
dea3101e 452 Cnt -= 16; /* subtract length of CT header */
453
454 /* Loop through entire NameServer list of DIDs */
7054a606 455 while (Cnt >= sizeof (uint32_t)) {
dea3101e 456 /* Get next DID from NameServer List */
457 CTentry = *ctptr++;
458 Did = ((be32_to_cpu(CTentry)) & Mask_DID);
92d7f7b0 459
dea3101e 460 ndlp = NULL;
92d7f7b0
JS		 461
462 /*
463 * Check for rscn processing or not
464 * To conserve rpi's, filter out addresses for other
465 * vports on the same physical HBAs.
466 */
467 if ((Did != vport->fc_myDID) &&
468 ((lpfc_find_vport_by_did(phba, Did) == NULL) ||
3de2a653 469 vport->cfg_peer_port_login)) {
92d7f7b0 470 if ((vport->port_type != LPFC_NPIV_PORT) ||
98c9ea5c 471 (!(vport->ct_flags & FC_CT_RFF_ID)) ||
3de2a653 472 (!vport->cfg_restrict_login)) {
92d7f7b0 473 ndlp = lpfc_setup_disc_node(vport, Did);
58da1ffb 474 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) {
858c9f6c
JS		 475 lpfc_debugfs_disc_trc(vport,
476 LPFC_DISC_TRC_CT,
477 "Parse GID_FTrsp: "
478 "did:x%x flg:x%x x%x",
479 Did, ndlp->nlp_flag,
480 vport->fc_flag);
481
e8b62011
JS		 482 lpfc_printf_vlog(vport,
483 KERN_INFO,
92d7f7b0 484 LOG_DISCOVERY,
e8b62011 485 "0238 Process "
92d7f7b0
JS		 486 "x%x NameServer Rsp"
487 "Data: x%x x%x x%x\n",
e8b62011 488 Did, ndlp->nlp_flag,
92d7f7b0
JS		 489 vport->fc_flag,
490 vport->fc_rscn_id_cnt);
491 } else {
858c9f6c
JS		 492 lpfc_debugfs_disc_trc(vport,
493 LPFC_DISC_TRC_CT,
494 "Skip1 GID_FTrsp: "
495 "did:x%x flg:x%x cnt:%d",
496 Did, vport->fc_flag,
497 vport->fc_rscn_id_cnt);
498
e8b62011
JS		 499 lpfc_printf_vlog(vport,
500 KERN_INFO,
92d7f7b0 501 LOG_DISCOVERY,
e8b62011 502 "0239 Skip x%x "
92d7f7b0
JS		 503 "NameServer Rsp Data: "
504 "x%x x%x\n",
e8b62011 505 Did, vport->fc_flag,
92d7f7b0
JS		 506 vport->fc_rscn_id_cnt);
507 }
508
509 } else {
510 if (!(vport->fc_flag & FC_RSCN_MODE) ||
511 (lpfc_rscn_payload_check(vport, Did))) {
858c9f6c
JS		 512 lpfc_debugfs_disc_trc(vport,
513 LPFC_DISC_TRC_CT,
514 "Query GID_FTrsp: "
515 "did:x%x flg:x%x cnt:%d",
516 Did, vport->fc_flag,
517 vport->fc_rscn_id_cnt);
518
0ff10d46
JS		 519 /* This NPortID was previously
520 * a FCP target, * Don't even
521 * bother to send GFF_ID.
522 */
523 ndlp = lpfc_findnode_did(vport,
524 Did);
e47c9093
JS		 525 if (ndlp &&
526 NLP_CHK_NODE_ACT(ndlp)
527 && (ndlp->nlp_type &
528 NLP_FCP_TARGET))
0ff10d46
JS		 529 lpfc_setup_disc_node
530 (vport, Did);
531 else if (lpfc_ns_cmd(vport,
92d7f7b0
JS		 532 SLI_CTNS_GFF_ID,
533 0, Did) == 0)
534 vport->num_disc_nodes++;
6a9c52cf
JS		 535 else
536 lpfc_setup_disc_node
537 (vport, Did);
92d7f7b0
JS		 538 }
539 else {
858c9f6c
JS		 540 lpfc_debugfs_disc_trc(vport,
541 LPFC_DISC_TRC_CT,
542 "Skip2 GID_FTrsp: "
543 "did:x%x flg:x%x cnt:%d",
544 Did, vport->fc_flag,
545 vport->fc_rscn_id_cnt);
546
e8b62011
JS		 547 lpfc_printf_vlog(vport,
548 KERN_INFO,
92d7f7b0 549 LOG_DISCOVERY,
e8b62011 550 "0245 Skip x%x "
92d7f7b0
JS		 551 "NameServer Rsp Data: "
552 "x%x x%x\n",
e8b62011 553 Did, vport->fc_flag,
92d7f7b0
JS		 554 vport->fc_rscn_id_cnt);
555 }
556 }
dea3101e 557 }
76b2c34a 558 if (CTentry & (cpu_to_be32(SLI_CT_LAST_ENTRY)))
dea3101e 559 goto nsout1;
560 Cnt -= sizeof (uint32_t);
561 }
562 ctptr = NULL;
563
564 }
565
566nsout1:
567 list_del(&head);
dea3101e 568 return 0;
569}
570
dea3101e 571static void
2e0fef85
JS		 572lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
573 struct lpfc_iocbq *rspiocb)
dea3101e 574{
2e0fef85 575 struct lpfc_vport *vport = cmdiocb->vport;
92d7f7b0 576 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
dea3101e 577 IOCB_t *irsp;
dea3101e 578 struct lpfc_dmabuf *bmp;
dea3101e 579 struct lpfc_dmabuf *outp;
dea3101e 580 struct lpfc_sli_ct_request *CTrsp;
51ef4c26 581 struct lpfc_nodelist *ndlp;
58da1ffb 582 int rc;
dea3101e 583
51ef4c26
JS		 584 /* First save ndlp, before we overwrite it */
585 ndlp = cmdiocb->context_un.ndlp;
586
dea3101e 587 /* we pass cmdiocb to state machine which needs rspiocb as well */
588 cmdiocb->context_un.rsp_iocb = rspiocb;
589
dea3101e 590 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
591 bmp = (struct lpfc_dmabuf *) cmdiocb->context3;
858c9f6c
JS		 592 irsp = &rspiocb->iocb;
593
594 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
595 "GID_FT cmpl: status:x%x/x%x rtry:%d",
596 irsp->ulpStatus, irsp->un.ulpWord[4], vport->fc_ns_retry);
dea3101e 597
92d7f7b0 598 /* Don't bother processing response if vport is being torn down. */
eada272d
JS		 599 if (vport->load_flag & FC_UNLOADING) {
600 if (vport->fc_flag & FC_RSCN_MODE)
601 lpfc_els_flush_rscn(vport);
92d7f7b0 602 goto out;
eada272d 603 }
92d7f7b0 604
58da1ffb 605 if (lpfc_els_chk_latt(vport)) {
e8b62011
JS		 606 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
607 "0216 Link event during NS query\n");
eada272d
JS		 608 if (vport->fc_flag & FC_RSCN_MODE)
609 lpfc_els_flush_rscn(vport);
858c9f6c
JS		 610 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
611 goto out;
612 }
58da1ffb
JS		 613 if (lpfc_error_lost_link(irsp)) {
614 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
615 "0226 NS query failed due to link event\n");
eada272d
JS		 616 if (vport->fc_flag & FC_RSCN_MODE)
617 lpfc_els_flush_rscn(vport);
58da1ffb
JS		 618 goto out;
619 }
858c9f6c 620 if (irsp->ulpStatus) {
dea3101e 621 /* Check for retry */
2e0fef85 622 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) {
58da1ffb 623 if (irsp->ulpStatus != IOSTAT_LOCAL_REJECT ||
edb22f06 624 (irsp->un.ulpWord[4] & IOERR_PARAM_MASK) !=
e3d2b802 625 IOERR_NO_RESOURCES)
858c9f6c 626 vport->fc_ns_retry++;
0ff10d46 627
58da1ffb
JS		 628 /* CT command is being retried */
629 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT,
92d7f7b0 630 vport->fc_ns_retry, 0);
58da1ffb
JS		 631 if (rc == 0)
632 goto out;
92d7f7b0 633 }
eada272d
JS		 634 if (vport->fc_flag & FC_RSCN_MODE)
635 lpfc_els_flush_rscn(vport);
92d7f7b0 636 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
e8b62011
JS		 637 lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
638 "0257 GID_FT Query error: 0x%x 0x%x\n",
639 irsp->ulpStatus, vport->fc_ns_retry);
dea3101e 640 } else {
641 /* Good status, continue checking */
642 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
643 if (CTrsp->CommandResponse.bits.CmdRsp ==
76b2c34a 644 cpu_to_be16(SLI_CT_RESPONSE_FS_ACC)) {
e8b62011
JS		 645 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
646 "0208 NameServer Rsp Data: x%x\n",
647 vport->fc_flag);
2e0fef85 648 lpfc_ns_rsp(vport, outp,
dea3101e 649 (uint32_t) (irsp->un.genreq64.bdl.bdeSize));
650 } else if (CTrsp->CommandResponse.bits.CmdRsp ==
651 be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
652 /* NameServer Rsp Error */
a58cbd52
JS		 653 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ)
654 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) {
e8b62011
JS		 655 lpfc_printf_vlog(vport, KERN_INFO,
656 LOG_DISCOVERY,
657 "0269 No NameServer Entries "
a58cbd52 658 "Data: x%x x%x x%x x%x\n",
a58cbd52
JS		 659 CTrsp->CommandResponse.bits.CmdRsp,
660 (uint32_t) CTrsp->ReasonCode,
661 (uint32_t) CTrsp->Explanation,
662 vport->fc_flag);
663
664 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
665 "GID_FT no entry cmd:x%x rsn:x%x exp:x%x",
666 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
667 (uint32_t) CTrsp->ReasonCode,
668 (uint32_t) CTrsp->Explanation);
e8b62011
JS		 669 } else {
670 lpfc_printf_vlog(vport, KERN_INFO,
671 LOG_DISCOVERY,
672 "0240 NameServer Rsp Error "
dea3101e 673 "Data: x%x x%x x%x x%x\n",
dea3101e 674 CTrsp->CommandResponse.bits.CmdRsp,
675 (uint32_t) CTrsp->ReasonCode,
676 (uint32_t) CTrsp->Explanation,
2e0fef85 677 vport->fc_flag);
858c9f6c 678
a58cbd52 679 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
858c9f6c
JS		 680 "GID_FT rsp err1 cmd:x%x rsn:x%x exp:x%x",
681 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
682 (uint32_t) CTrsp->ReasonCode,
683 (uint32_t) CTrsp->Explanation);
a58cbd52
JS		 684 }
685
858c9f6c 686
dea3101e 687 } else {
688 /* NameServer Rsp Error */
e8b62011
JS		 689 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
690 "0241 NameServer Rsp Error "
dea3101e 691 "Data: x%x x%x x%x x%x\n",
dea3101e 692 CTrsp->CommandResponse.bits.CmdRsp,
693 (uint32_t) CTrsp->ReasonCode,
694 (uint32_t) CTrsp->Explanation,
2e0fef85 695 vport->fc_flag);
858c9f6c
JS		 696
697 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
698 "GID_FT rsp err2 cmd:x%x rsn:x%x exp:x%x",
699 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
700 (uint32_t) CTrsp->ReasonCode,
701 (uint32_t) CTrsp->Explanation);
dea3101e 702 }
703 }
704 /* Link up / RSCN discovery */
92d7f7b0
JS		 705 if (vport->num_disc_nodes == 0) {
706 /*
707 * The driver has cycled through all Nports in the RSCN payload.
708 * Complete the handling by cleaning up and marking the
709 * current driver state.
710 */
711 if (vport->port_state >= LPFC_DISC_AUTH) {
712 if (vport->fc_flag & FC_RSCN_MODE) {
713 lpfc_els_flush_rscn(vport);
714 spin_lock_irq(shost->host_lock);
715 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
716 spin_unlock_irq(shost->host_lock);
717 }
718 else
719 lpfc_els_flush_rscn(vport);
720 }
721
722 lpfc_disc_start(vport);
723 }
724out:
51ef4c26 725 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */
858c9f6c 726 lpfc_ct_free_iocb(phba, cmdiocb);
92d7f7b0
JS		 727 return;
728}
729
311464ec 730static void
92d7f7b0
JS		 731lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
732 struct lpfc_iocbq *rspiocb)
733{
734 struct lpfc_vport *vport = cmdiocb->vport;
735 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
736 IOCB_t *irsp = &rspiocb->iocb;
92d7f7b0
JS		 737 struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *) cmdiocb->context1;
738 struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *) cmdiocb->context2;
739 struct lpfc_sli_ct_request *CTrsp;
0ff10d46 740 int did, rc, retry;
92d7f7b0
JS		 741 uint8_t fbits;
742 struct lpfc_nodelist *ndlp;
743
744 did = ((struct lpfc_sli_ct_request *) inp->virt)->un.gff.PortId;
745 did = be32_to_cpu(did);
746
858c9f6c
JS		 747 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
748 "GFF_ID cmpl: status:x%x/x%x did:x%x",
749 irsp->ulpStatus, irsp->un.ulpWord[4], did);
750
92d7f7b0
JS		 751 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
752 /* Good status, continue checking */
753 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
754 fbits = CTrsp->un.gff_acc.fbits[FCP_TYPE_FEATURE_OFFSET];
755
756 if (CTrsp->CommandResponse.bits.CmdRsp ==
757 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) {
758 if ((fbits & FC4_FEATURE_INIT) &&
759 !(fbits & FC4_FEATURE_TARGET)) {
e8b62011
JS		 760 lpfc_printf_vlog(vport, KERN_INFO,
761 LOG_DISCOVERY,
762 "0270 Skip x%x GFF "
763 "NameServer Rsp Data: (init) "
764 "x%x x%x\n", did, fbits,
765 vport->fc_rscn_id_cnt);
92d7f7b0
JS		 766 goto out;
767 }
768 }
769 }
858c9f6c 770 else {
0ff10d46
JS		 771 /* Check for retry */
772 if (cmdiocb->retry < LPFC_MAX_NS_RETRY) {
773 retry = 1;
774 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) {
e3d2b802
JS		 775 switch ((irsp->un.ulpWord[4] &
776 IOERR_PARAM_MASK)) {
777
0ff10d46
JS		 778 case IOERR_NO_RESOURCES:
779 /* We don't increment the retry
780 * count for this case.
781 */
782 break;
783 case IOERR_LINK_DOWN:
784 case IOERR_SLI_ABORTED:
785 case IOERR_SLI_DOWN:
786 retry = 0;
787 break;
788 default:
789 cmdiocb->retry++;
790 }
791 }
792 else
793 cmdiocb->retry++;
794
795 if (retry) {
796 /* CT command is being retried */
797 rc = lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID,
798 cmdiocb->retry, did);
799 if (rc == 0) {
800 /* success */
801 lpfc_ct_free_iocb(phba, cmdiocb);
802 return;
803 }
804 }
805 }
e8b62011
JS		 806 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
807 "0267 NameServer GFF Rsp "
808 "x%x Error (%d %d) Data: x%x x%x\n",
809 did, irsp->ulpStatus, irsp->un.ulpWord[4],
7f5f3d0d 810 vport->fc_flag, vport->fc_rscn_id_cnt);
858c9f6c
JS		 811 }
812
92d7f7b0
JS		 813 /* This is a target port, unregistered port, or the GFF_ID failed */
814 ndlp = lpfc_setup_disc_node(vport, did);
58da1ffb 815 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) {
e8b62011
JS		 816 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
817 "0242 Process x%x GFF "
818 "NameServer Rsp Data: x%x x%x x%x\n",
819 did, ndlp->nlp_flag, vport->fc_flag,
820 vport->fc_rscn_id_cnt);
92d7f7b0 821 } else {
e8b62011
JS		 822 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
823 "0243 Skip x%x GFF "
824 "NameServer Rsp Data: x%x x%x\n", did,
825 vport->fc_flag, vport->fc_rscn_id_cnt);
92d7f7b0 826 }
dea3101e 827out:
92d7f7b0
JS		 828 /* Link up / RSCN discovery */
829 if (vport->num_disc_nodes)
830 vport->num_disc_nodes--;
831 if (vport->num_disc_nodes == 0) {
832 /*
833 * The driver has cycled through all Nports in the RSCN payload.
834 * Complete the handling by cleaning up and marking the
835 * current driver state.
836 */
837 if (vport->port_state >= LPFC_DISC_AUTH) {
838 if (vport->fc_flag & FC_RSCN_MODE) {
839 lpfc_els_flush_rscn(vport);
840 spin_lock_irq(shost->host_lock);
841 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
842 spin_unlock_irq(shost->host_lock);
843 }
844 else
845 lpfc_els_flush_rscn(vport);
846 }
847 lpfc_disc_start(vport);
848 }
858c9f6c 849 lpfc_ct_free_iocb(phba, cmdiocb);
dea3101e 850 return;
851}
852
92d7f7b0 853
dea3101e 854static void
7ee5d43e
JS		 855lpfc_cmpl_ct(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
856 struct lpfc_iocbq *rspiocb)
dea3101e 857{
92d7f7b0 858 struct lpfc_vport *vport = cmdiocb->vport;
dea3101e 859 struct lpfc_dmabuf *inp;
860 struct lpfc_dmabuf *outp;
861 IOCB_t *irsp;
862 struct lpfc_sli_ct_request *CTrsp;
51ef4c26 863 struct lpfc_nodelist *ndlp;
92d7f7b0
JS		 864 int cmdcode, rc;
865 uint8_t retry;
858c9f6c 866 uint32_t latt;
dea3101e 867
51ef4c26
JS		 868 /* First save ndlp, before we overwrite it */
869 ndlp = cmdiocb->context_un.ndlp;
870
dea3101e 871 /* we pass cmdiocb to state machine which needs rspiocb as well */
872 cmdiocb->context_un.rsp_iocb = rspiocb;
873
874 inp = (struct lpfc_dmabuf *) cmdiocb->context1;
875 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
dea3101e 876 irsp = &rspiocb->iocb;
877
92d7f7b0
JS		 878 cmdcode = be16_to_cpu(((struct lpfc_sli_ct_request *) inp->virt)->
879 CommandResponse.bits.CmdRsp);
dea3101e 880 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
881
858c9f6c
JS		 882 latt = lpfc_els_chk_latt(vport);
883
884 /* RFT request completes status <ulpStatus> CmdRsp <CmdRsp> */
e8b62011 885 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
7ee5d43e 886 "0209 CT Request completes, latt %d, "
e8b62011
JS		 887 "ulpStatus x%x CmdRsp x%x, Context x%x, Tag x%x\n",
888 latt, irsp->ulpStatus,
889 CTrsp->CommandResponse.bits.CmdRsp,
890 cmdiocb->iocb.ulpContext, cmdiocb->iocb.ulpIoTag);
dea3101e 891
858c9f6c
JS		 892 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
893 "CT cmd cmpl: status:x%x/x%x cmd:x%x",
894 irsp->ulpStatus, irsp->un.ulpWord[4], cmdcode);
895
92d7f7b0 896 if (irsp->ulpStatus) {
e8b62011 897 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
6e15520d 898 "0268 NS cmd x%x Error (x%x x%x)\n",
e8b62011 899 cmdcode, irsp->ulpStatus, irsp->un.ulpWord[4]);
858c9f6c 900
92d7f7b0 901 if ((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) &&
e3d2b802
JS		 902 (((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) ==
903 IOERR_SLI_DOWN) ||
904 ((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) ==
905 IOERR_SLI_ABORTED)))
92d7f7b0
JS		 906 goto out;
907
908 retry = cmdiocb->retry;
909 if (retry >= LPFC_MAX_NS_RETRY)
910 goto out;
911
912 retry++;
e8b62011 913 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
d7c255b2 914 "0250 Retrying NS cmd %x\n", cmdcode);
92d7f7b0
JS		 915 rc = lpfc_ns_cmd(vport, cmdcode, retry, 0);
916 if (rc == 0)
917 goto out;
918 }
919
920out:
51ef4c26 921 cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */
858c9f6c 922 lpfc_ct_free_iocb(phba, cmdiocb);
dea3101e 923 return;
924}
925
7ee5d43e
JS		 926static void
927lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
928 struct lpfc_iocbq *rspiocb)
929{
930 IOCB_t *irsp = &rspiocb->iocb;
931 struct lpfc_vport *vport = cmdiocb->vport;
932
98c9ea5c
JS		 933 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
934 struct lpfc_dmabuf *outp;
935 struct lpfc_sli_ct_request *CTrsp;
936
937 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
938 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
939 if (CTrsp->CommandResponse.bits.CmdRsp ==
940 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
941 vport->ct_flags |= FC_CT_RFT_ID;
942 }
7ee5d43e
JS		 943 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
944 return;
945}
946
dea3101e 947static void
2e0fef85
JS		 948lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
949 struct lpfc_iocbq *rspiocb)
dea3101e 950{
7ee5d43e
JS		 951 IOCB_t *irsp = &rspiocb->iocb;
952 struct lpfc_vport *vport = cmdiocb->vport;
953
98c9ea5c
JS		 954 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
955 struct lpfc_dmabuf *outp;
956 struct lpfc_sli_ct_request *CTrsp;
957
958 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
959 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
960 if (CTrsp->CommandResponse.bits.CmdRsp ==
961 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
962 vport->ct_flags |= FC_CT_RNN_ID;
963 }
7ee5d43e 964 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
dea3101e 965 return;
966}
967
92d7f7b0
JS		 968static void
969lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
970 struct lpfc_iocbq *rspiocb)
971{
7ee5d43e
JS		 972 IOCB_t *irsp = &rspiocb->iocb;
973 struct lpfc_vport *vport = cmdiocb->vport;
974
98c9ea5c
JS		 975 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
976 struct lpfc_dmabuf *outp;
977 struct lpfc_sli_ct_request *CTrsp;
978
979 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
980 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
981 if (CTrsp->CommandResponse.bits.CmdRsp ==
982 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
983 vport->ct_flags |= FC_CT_RSPN_ID;
984 }
7ee5d43e 985 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
92d7f7b0
JS		 986 return;
987}
988
dea3101e 989static void
2e0fef85
JS		 990lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
991 struct lpfc_iocbq *rspiocb)
dea3101e 992{
7ee5d43e
JS		 993 IOCB_t *irsp = &rspiocb->iocb;
994 struct lpfc_vport *vport = cmdiocb->vport;
995
98c9ea5c
JS		 996 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
997 struct lpfc_dmabuf *outp;
998 struct lpfc_sli_ct_request *CTrsp;
999
1000 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1001 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1002 if (CTrsp->CommandResponse.bits.CmdRsp ==
1003 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1004 vport->ct_flags |= FC_CT_RSNN_NN;
1005 }
7ee5d43e
JS		 1006 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1007 return;
1008}
1009
1010static void
1011lpfc_cmpl_ct_cmd_da_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1012 struct lpfc_iocbq *rspiocb)
1013{
1014 struct lpfc_vport *vport = cmdiocb->vport;
1015
1016 /* even if it fails we will act as though it succeeded. */
1017 vport->ct_flags = 0;
1018 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
dea3101e 1019 return;
1020}
1021
2fb9bd8b 1022static void
92d7f7b0
JS		 1023lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1024 struct lpfc_iocbq *rspiocb)
2fb9bd8b 1025{
92d7f7b0
JS		 1026 IOCB_t *irsp = &rspiocb->iocb;
1027 struct lpfc_vport *vport = cmdiocb->vport;
1028
98c9ea5c
JS		 1029 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1030 struct lpfc_dmabuf *outp;
1031 struct lpfc_sli_ct_request *CTrsp;
1032
1033 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1034 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1035 if (CTrsp->CommandResponse.bits.CmdRsp ==
1036 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1037 vport->ct_flags |= FC_CT_RFF_ID;
1038 }
7ee5d43e 1039 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
2fb9bd8b
JS		 1040 return;
1041}
1042
495a714c 1043int
92d7f7b0
JS		 1044lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol,
1045 size_t size)
1046{
1047 int n;
1048 uint8_t *wwn = vport->phba->wwpn;
1049
1050 n = snprintf(symbol, size,
1051 "Emulex PPN-%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x",
1052 wwn[0], wwn[1], wwn[2], wwn[3],
1053 wwn[4], wwn[5], wwn[6], wwn[7]);
1054
1055 if (vport->port_type == LPFC_PHYSICAL_PORT)
1056 return n;
1057
1058 if (n < size)
1059 n += snprintf(symbol + n, size - n, " VPort-%d", vport->vpi);
1060
eada272d
JS		 1061 if (n < size &&
1062 strlen(vport->fc_vport->symbolic_name))
1063 n += snprintf(symbol + n, size - n, " VName-%s",
1064 vport->fc_vport->symbolic_name);
92d7f7b0
JS		 1065 return n;
1066}
1067
1068int
1069lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol,
1070 size_t size)
dea3101e 1071{
6b5151fd 1072 char fwrev[FW_REV_STR_SIZE];
92d7f7b0 1073 int n;
dea3101e 1074
92d7f7b0 1075 lpfc_decode_firmware_rev(vport->phba, fwrev, 0);
dea3101e 1076
f0bf5f91
JS		 1077 n = snprintf(symbol, size, "Emulex %s", vport->phba->ModelName);
1078
1079 if (size < n)
1080 return n;
1081 n += snprintf(symbol + n, size - n, " FV%s", fwrev);
1082
1083 if (size < n)
1084 return n;
1085 n += snprintf(symbol + n, size - n, " DV%s", lpfc_release_version);
1086
1087 if (size < n)
1088 return n;
1089 n += snprintf(symbol + n, size - n, " HN:%s", init_utsname()->nodename);
1090
1091 /* Note :- OS name is "Linux" */
1092 if (size < n)
1093 return n;
1094 n += snprintf(symbol + n, size - n, " OS:%s", init_utsname()->sysname);
1095
92d7f7b0 1096 return n;
dea3101e 1097}
1098
76b2c34a
JS		 1099static uint32_t
1100lpfc_find_map_node(struct lpfc_vport *vport)
1101{
1102 struct lpfc_nodelist *ndlp, *next_ndlp;
1103 struct Scsi_Host *shost;
1104 uint32_t cnt = 0;
1105
1106 shost = lpfc_shost_from_vport(vport);
1107 spin_lock_irq(shost->host_lock);
1108 list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) {
1109 if (ndlp->nlp_type & NLP_FABRIC)
1110 continue;
1111 if ((ndlp->nlp_state == NLP_STE_MAPPED_NODE) ||
1112 (ndlp->nlp_state == NLP_STE_UNMAPPED_NODE))
1113 cnt++;
1114 }
1115 spin_unlock_irq(shost->host_lock);
1116 return cnt;
1117}
1118
dea3101e 1119/*
1120 * lpfc_ns_cmd
1121 * Description:
1122 * Issue Cmd to NameServer
1123 * SLI_CTNS_GID_FT
1124 * LI_CTNS_RFT_ID
1125 */
1126int
92d7f7b0
JS		 1127lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode,
1128 uint8_t retry, uint32_t context)
dea3101e 1129{
92d7f7b0 1130 struct lpfc_nodelist * ndlp;
2e0fef85 1131 struct lpfc_hba *phba = vport->phba;
dea3101e 1132 struct lpfc_dmabuf *mp, *bmp;
1133 struct lpfc_sli_ct_request *CtReq;
1134 struct ulp_bde64 *bpl;
1135 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
1136 struct lpfc_iocbq *) = NULL;
1137 uint32_t rsp_size = 1024;
92d7f7b0 1138 size_t size;
858c9f6c 1139 int rc = 0;
92d7f7b0
JS		 1140
1141 ndlp = lpfc_findnode_did(vport, NameServer_DID);
e47c9093
JS		 1142 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)
1143 || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) {
858c9f6c
JS		 1144 rc=1;
1145 goto ns_cmd_exit;
1146 }
dea3101e 1147
1148 /* fill in BDEs for command */
1149 /* Allocate buffer for command payload */
1150 mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
858c9f6c
JS		 1151 if (!mp) {
1152 rc=2;
dea3101e 1153 goto ns_cmd_exit;
858c9f6c 1154 }
dea3101e 1155
1156 INIT_LIST_HEAD(&mp->list);
1157 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys));
858c9f6c
JS		 1158 if (!mp->virt) {
1159 rc=3;
dea3101e 1160 goto ns_cmd_free_mp;
858c9f6c 1161 }
dea3101e 1162
1163 /* Allocate buffer for Buffer ptr list */
1164 bmp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
858c9f6c
JS		 1165 if (!bmp) {
1166 rc=4;
dea3101e 1167 goto ns_cmd_free_mpvirt;
858c9f6c 1168 }
dea3101e 1169
1170 INIT_LIST_HEAD(&bmp->list);
1171 bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys));
858c9f6c
JS		 1172 if (!bmp->virt) {
1173 rc=5;
dea3101e 1174 goto ns_cmd_free_bmp;
858c9f6c 1175 }
dea3101e 1176
1177 /* NameServer Req */
e8b62011
JS		 1178 lpfc_printf_vlog(vport, KERN_INFO ,LOG_DISCOVERY,
1179 "0236 NameServer Req Data: x%x x%x x%x\n",
1180 cmdcode, vport->fc_flag, vport->fc_rscn_id_cnt);
dea3101e 1181
1182 bpl = (struct ulp_bde64 *) bmp->virt;
1183 memset(bpl, 0, sizeof(struct ulp_bde64));
92d7f7b0
JS		 1184 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
1185 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
dea3101e 1186 bpl->tus.f.bdeFlags = 0;
1187 if (cmdcode == SLI_CTNS_GID_FT)
1188 bpl->tus.f.bdeSize = GID_REQUEST_SZ;
92d7f7b0
JS		 1189 else if (cmdcode == SLI_CTNS_GFF_ID)
1190 bpl->tus.f.bdeSize = GFF_REQUEST_SZ;
dea3101e 1191 else if (cmdcode == SLI_CTNS_RFT_ID)
1192 bpl->tus.f.bdeSize = RFT_REQUEST_SZ;
1193 else if (cmdcode == SLI_CTNS_RNN_ID)
1194 bpl->tus.f.bdeSize = RNN_REQUEST_SZ;
92d7f7b0
JS		 1195 else if (cmdcode == SLI_CTNS_RSPN_ID)
1196 bpl->tus.f.bdeSize = RSPN_REQUEST_SZ;
dea3101e 1197 else if (cmdcode == SLI_CTNS_RSNN_NN)
1198 bpl->tus.f.bdeSize = RSNN_REQUEST_SZ;
7ee5d43e
JS		 1199 else if (cmdcode == SLI_CTNS_DA_ID)
1200 bpl->tus.f.bdeSize = DA_ID_REQUEST_SZ;
2fb9bd8b
JS		 1201 else if (cmdcode == SLI_CTNS_RFF_ID)
1202 bpl->tus.f.bdeSize = RFF_REQUEST_SZ;
dea3101e 1203 else
1204 bpl->tus.f.bdeSize = 0;
1205 bpl->tus.w = le32_to_cpu(bpl->tus.w);
1206
1207 CtReq = (struct lpfc_sli_ct_request *) mp->virt;
1208 memset(CtReq, 0, sizeof (struct lpfc_sli_ct_request));
1209 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
1210 CtReq->RevisionId.bits.InId = 0;
1211 CtReq->FsType = SLI_CT_DIRECTORY_SERVICE;
1212 CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER;
1213 CtReq->CommandResponse.bits.Size = 0;
1214 switch (cmdcode) {
1215 case SLI_CTNS_GID_FT:
1216 CtReq->CommandResponse.bits.CmdRsp =
76b2c34a 1217 cpu_to_be16(SLI_CTNS_GID_FT);
dea3101e 1218 CtReq->un.gid.Fc4Type = SLI_CTPT_FCP;
92d7f7b0 1219 if (vport->port_state < LPFC_NS_QRY)
2e0fef85
JS		 1220 vport->port_state = LPFC_NS_QRY;
1221 lpfc_set_disctmo(vport);
dea3101e 1222 cmpl = lpfc_cmpl_ct_cmd_gid_ft;
1223 rsp_size = FC_MAX_NS_RSP;
1224 break;
1225
92d7f7b0
JS		 1226 case SLI_CTNS_GFF_ID:
1227 CtReq->CommandResponse.bits.CmdRsp =
76b2c34a 1228 cpu_to_be16(SLI_CTNS_GFF_ID);
09372820 1229 CtReq->un.gff.PortId = cpu_to_be32(context);
92d7f7b0
JS		 1230 cmpl = lpfc_cmpl_ct_cmd_gff_id;
1231 break;
1232
dea3101e 1233 case SLI_CTNS_RFT_ID:
7ee5d43e 1234 vport->ct_flags &= ~FC_CT_RFT_ID;
dea3101e 1235 CtReq->CommandResponse.bits.CmdRsp =
76b2c34a 1236 cpu_to_be16(SLI_CTNS_RFT_ID);
09372820 1237 CtReq->un.rft.PortId = cpu_to_be32(vport->fc_myDID);
dea3101e 1238 CtReq->un.rft.fcpReg = 1;
1239 cmpl = lpfc_cmpl_ct_cmd_rft_id;
1240 break;
1241
1242 case SLI_CTNS_RNN_ID:
7ee5d43e 1243 vport->ct_flags &= ~FC_CT_RNN_ID;
dea3101e 1244 CtReq->CommandResponse.bits.CmdRsp =
76b2c34a 1245 cpu_to_be16(SLI_CTNS_RNN_ID);
09372820 1246 CtReq->un.rnn.PortId = cpu_to_be32(vport->fc_myDID);
2e0fef85 1247 memcpy(CtReq->un.rnn.wwnn, &vport->fc_nodename,
dea3101e 1248 sizeof (struct lpfc_name));
1249 cmpl = lpfc_cmpl_ct_cmd_rnn_id;
1250 break;
1251
92d7f7b0 1252 case SLI_CTNS_RSPN_ID:
7ee5d43e 1253 vport->ct_flags &= ~FC_CT_RSPN_ID;
92d7f7b0 1254 CtReq->CommandResponse.bits.CmdRsp =
76b2c34a 1255 cpu_to_be16(SLI_CTNS_RSPN_ID);
09372820 1256 CtReq->un.rspn.PortId = cpu_to_be32(vport->fc_myDID);
92d7f7b0
JS		 1257 size = sizeof(CtReq->un.rspn.symbname);
1258 CtReq->un.rspn.len =
1259 lpfc_vport_symbolic_port_name(vport,
1260 CtReq->un.rspn.symbname, size);
1261 cmpl = lpfc_cmpl_ct_cmd_rspn_id;
1262 break;
dea3101e 1263 case SLI_CTNS_RSNN_NN:
7ee5d43e 1264 vport->ct_flags &= ~FC_CT_RSNN_NN;
dea3101e 1265 CtReq->CommandResponse.bits.CmdRsp =
76b2c34a 1266 cpu_to_be16(SLI_CTNS_RSNN_NN);
2e0fef85 1267 memcpy(CtReq->un.rsnn.wwnn, &vport->fc_nodename,
dea3101e 1268 sizeof (struct lpfc_name));
92d7f7b0
JS		 1269 size = sizeof(CtReq->un.rsnn.symbname);
1270 CtReq->un.rsnn.len =
1271 lpfc_vport_symbolic_node_name(vport,
1272 CtReq->un.rsnn.symbname, size);
dea3101e 1273 cmpl = lpfc_cmpl_ct_cmd_rsnn_nn;
1274 break;
7ee5d43e
JS		 1275 case SLI_CTNS_DA_ID:
1276 /* Implement DA_ID Nameserver request */
1277 CtReq->CommandResponse.bits.CmdRsp =
76b2c34a 1278 cpu_to_be16(SLI_CTNS_DA_ID);
09372820 1279 CtReq->un.da_id.port_id = cpu_to_be32(vport->fc_myDID);
7ee5d43e
JS		 1280 cmpl = lpfc_cmpl_ct_cmd_da_id;
1281 break;
92d7f7b0 1282 case SLI_CTNS_RFF_ID:
7ee5d43e 1283 vport->ct_flags &= ~FC_CT_RFF_ID;
92d7f7b0 1284 CtReq->CommandResponse.bits.CmdRsp =
76b2c34a 1285 cpu_to_be16(SLI_CTNS_RFF_ID);
a419aef8 1286 CtReq->un.rff.PortId = cpu_to_be32(vport->fc_myDID);
92d7f7b0 1287 CtReq->un.rff.fbits = FC4_FEATURE_INIT;
6a9c52cf 1288 CtReq->un.rff.type_code = FC_TYPE_FCP;
92d7f7b0
JS		 1289 cmpl = lpfc_cmpl_ct_cmd_rff_id;
1290 break;
dea3101e 1291 }
e47c9093
JS		 1292 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count
1293 * to hold ndlp reference for the corresponding callback function.
1294 */
858c9f6c 1295 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) {
dea3101e 1296 /* On success, The cmpl function will free the buffers */
858c9f6c
JS		 1297 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1298 "Issue CT cmd: cmd:x%x did:x%x",
1299 cmdcode, ndlp->nlp_DID, 0);
dea3101e 1300 return 0;
858c9f6c 1301 }
858c9f6c 1302 rc=6;
e47c9093
JS		 1303
1304 /* Decrement ndlp reference count to release ndlp reference held
1305 * for the failed command's callback function.
1306 */
51ef4c26 1307 lpfc_nlp_put(ndlp);
e47c9093 1308
dea3101e 1309 lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
1310ns_cmd_free_bmp:
1311 kfree(bmp);
1312ns_cmd_free_mpvirt:
1313 lpfc_mbuf_free(phba, mp->virt, mp->phys);
1314ns_cmd_free_mp:
1315 kfree(mp);
1316ns_cmd_exit:
e8b62011
JS		 1317 lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
1318 "0266 Issue NameServer Req x%x err %d Data: x%x x%x\n",
1319 cmdcode, rc, vport->fc_flag, vport->fc_rscn_id_cnt);
dea3101e 1320 return 1;
1321}
1322
1323static void
2e0fef85
JS		 1324lpfc_cmpl_ct_cmd_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1325 struct lpfc_iocbq * rspiocb)
dea3101e 1326{
dea3101e 1327 struct lpfc_dmabuf *inp = cmdiocb->context1;
1328 struct lpfc_dmabuf *outp = cmdiocb->context2;
1329 struct lpfc_sli_ct_request *CTrsp = outp->virt;
1330 struct lpfc_sli_ct_request *CTcmd = inp->virt;
1331 struct lpfc_nodelist *ndlp;
1332 uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp;
1333 uint16_t fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp;
2e0fef85 1334 struct lpfc_vport *vport = cmdiocb->vport;
858c9f6c
JS		 1335 IOCB_t *irsp = &rspiocb->iocb;
1336 uint32_t latt;
1337
1338 latt = lpfc_els_chk_latt(vport);
858c9f6c
JS		 1339 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1340 "FDMI cmpl: status:x%x/x%x latt:%d",
1341 irsp->ulpStatus, irsp->un.ulpWord[4], latt);
1342
1343 if (latt || irsp->ulpStatus) {
e8b62011
JS		 1344 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1345 "0229 FDMI cmd %04x failed, latt = %d "
1346 "ulpStatus: x%x, rid x%x\n",
1347 be16_to_cpu(fdmi_cmd), latt, irsp->ulpStatus,
1348 irsp->un.ulpWord[4]);
76b2c34a 1349 goto fail_out;
858c9f6c 1350 }
dea3101e 1351
2e0fef85 1352 ndlp = lpfc_findnode_did(vport, FDMI_DID);
e47c9093
JS		 1353 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
1354 goto fail_out;
1355
76b2c34a 1356 if (fdmi_rsp == cpu_to_be16(SLI_CT_RESPONSE_FS_RJT)) {
dea3101e 1357 /* FDMI rsp failed */
e8b62011
JS		 1358 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1359 "0220 FDMI rsp failed Data: x%x\n",
1360 be16_to_cpu(fdmi_cmd));
dea3101e 1361 }
1362
76b2c34a
JS		 1363fail_out:
1364 lpfc_ct_free_iocb(phba, cmdiocb);
1365}
1366
1367static void
1368lpfc_cmpl_ct_disc_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1369 struct lpfc_iocbq *rspiocb)
1370{
1371 struct lpfc_vport *vport = cmdiocb->vport;
1372 struct lpfc_dmabuf *inp = cmdiocb->context1;
1373 struct lpfc_sli_ct_request *CTcmd = inp->virt;
1374 uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp;
1375 struct lpfc_nodelist *ndlp;
1376
1377 lpfc_cmpl_ct_cmd_fdmi(phba, cmdiocb, rspiocb);
1378
1379 ndlp = lpfc_findnode_did(vport, FDMI_DID);
1380 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
1381 return;
1382
1383 /*
1384 * Need to cycle thru FDMI registration for discovery
1385 * DHBA -> DPRT -> RHBA -> RPA
1386 */
dea3101e 1387 switch (be16_to_cpu(fdmi_cmd)) {
1388 case SLI_MGMT_RHBA:
2e0fef85 1389 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA);
dea3101e 1390 break;
1391
dea3101e 1392 case SLI_MGMT_DHBA:
2e0fef85 1393 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT);
dea3101e 1394 break;
1395
1396 case SLI_MGMT_DPRT:
2e0fef85 1397 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA);
dea3101e 1398 break;
1399 }
dea3101e 1400}
2e0fef85 1401
76b2c34a 1402
dea3101e 1403int
2e0fef85 1404lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, int cmdcode)
dea3101e 1405{
2e0fef85 1406 struct lpfc_hba *phba = vport->phba;
dea3101e 1407 struct lpfc_dmabuf *mp, *bmp;
1408 struct lpfc_sli_ct_request *CtReq;
1409 struct ulp_bde64 *bpl;
1410 uint32_t size;
76b2c34a
JS		 1411 uint32_t rsp_size;
1412 struct lpfc_fdmi_reg_hba *rh;
1413 struct lpfc_fdmi_port_entry *pe;
1414 struct lpfc_fdmi_reg_portattr *pab = NULL;
1415 struct lpfc_fdmi_attr_block *ab = NULL;
1416 struct lpfc_fdmi_attr_entry *ae;
1417 struct lpfc_fdmi_attr_def *ad;
dea3101e 1418 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
1419 struct lpfc_iocbq *);
1420
76b2c34a
JS		 1421 if (ndlp == NULL) {
1422 ndlp = lpfc_findnode_did(vport, FDMI_DID);
1423 if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
1424 return 0;
1425 cmpl = lpfc_cmpl_ct_cmd_fdmi; /* cmd interface */
1426 } else {
1427 cmpl = lpfc_cmpl_ct_disc_fdmi; /* called from discovery */
1428 }
dea3101e 1429
1430 /* fill in BDEs for command */
1431 /* Allocate buffer for command payload */
76b2c34a 1432 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
dea3101e 1433 if (!mp)
1434 goto fdmi_cmd_exit;
1435
1436 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys));
1437 if (!mp->virt)
1438 goto fdmi_cmd_free_mp;
1439
1440 /* Allocate buffer for Buffer ptr list */
76b2c34a 1441 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
dea3101e 1442 if (!bmp)
1443 goto fdmi_cmd_free_mpvirt;
1444
1445 bmp->virt = lpfc_mbuf_alloc(phba, 0, &(bmp->phys));
1446 if (!bmp->virt)
1447 goto fdmi_cmd_free_bmp;
1448
1449 INIT_LIST_HEAD(&mp->list);
1450 INIT_LIST_HEAD(&bmp->list);
1451
1452 /* FDMI request */
e8b62011
JS		 1453 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1454 "0218 FDMI Request Data: x%x x%x x%x\n",
1455 vport->fc_flag, vport->port_state, cmdcode);
76b2c34a 1456 CtReq = (struct lpfc_sli_ct_request *)mp->virt;
dea3101e 1457
76b2c34a 1458 /* First populate the CT_IU preamble */
dea3101e 1459 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request));
1460 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
1461 CtReq->RevisionId.bits.InId = 0;
1462
1463 CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE;
1464 CtReq->FsSubType = SLI_CT_FDMI_Subtypes;
76b2c34a
JS		 1465
1466 CtReq->CommandResponse.bits.CmdRsp = cpu_to_be16(cmdcode);
1467 rsp_size = LPFC_BPL_SIZE;
dea3101e 1468 size = 0;
1469
76b2c34a 1470 /* Next fill in the specific FDMI cmd information */
dea3101e 1471 switch (cmdcode) {
76b2c34a 1472 case SLI_MGMT_RHAT:
dea3101e 1473 case SLI_MGMT_RHBA:
1474 {
1475 lpfc_vpd_t *vp = &phba->vpd;
1476 uint32_t i, j, incr;
76b2c34a 1477 int len = 0;
dea3101e 1478
76b2c34a
JS		 1479 rh = (struct lpfc_fdmi_reg_hba *)&CtReq->un.PortID;
1480 /* HBA Identifier */
2e0fef85 1481 memcpy(&rh->hi.PortName, &vport->fc_sparam.portName,
76b2c34a
JS		 1482 sizeof(struct lpfc_name));
1483
1484 if (cmdcode == SLI_MGMT_RHBA) {
1485 /* Registered Port List */
1486 /* One entry (port) per adapter */
1487 rh->rpl.EntryCnt = cpu_to_be32(1);
1488 memcpy(&rh->rpl.pe, &vport->fc_sparam.portName,
1489 sizeof(struct lpfc_name));
1490
1491 /* point to the HBA attribute block */
1492 size = 2 * sizeof(struct lpfc_name) +
1493 FOURBYTES;
1494 } else {
1495 size = sizeof(struct lpfc_name);
1496 }
1497 ab = (struct lpfc_fdmi_attr_block *)
1498 ((uint8_t *)rh + size);
dea3101e 1499 ab->EntryCnt = 0;
76b2c34a 1500 size += FOURBYTES;
dea3101e 1501
76b2c34a
JS		 1502 /*
1503 * Point to beginning of first HBA attribute entry
1504 */
dea3101e 1505 /* #1 HBA attribute entry */
76b2c34a
JS		 1506 ad = (struct lpfc_fdmi_attr_def *)
1507 ((uint8_t *)rh + size);
1508 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1509 memset(ae, 0, sizeof(struct lpfc_name));
1510 ad->AttrType = cpu_to_be16(RHBA_NODENAME);
1511 ad->AttrLen = cpu_to_be16(FOURBYTES
1512 + sizeof(struct lpfc_name));
2e0fef85 1513 memcpy(&ae->un.NodeName, &vport->fc_sparam.nodeName,
76b2c34a 1514 sizeof(struct lpfc_name));
dea3101e 1515 ab->EntryCnt++;
76b2c34a
JS		 1516 size += FOURBYTES + sizeof(struct lpfc_name);
1517 if ((size + LPFC_FDMI_MAX_AE_SIZE) >
1518 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
1519 goto hba_out;
dea3101e 1520
1521 /* #2 HBA attribute entry */
76b2c34a
JS		 1522 ad = (struct lpfc_fdmi_attr_def *)
1523 ((uint8_t *)rh + size);
1524 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1525 memset(ae, 0, sizeof(ae->un.Manufacturer));
1526 ad->AttrType = cpu_to_be16(RHBA_MANUFACTURER);
1527 strncpy(ae->un.Manufacturer, "Emulex Corporation",
1528 sizeof(ae->un.Manufacturer));
1529 len = strnlen(ae->un.Manufacturer,
1530 sizeof(ae->un.Manufacturer));
dea3101e 1531 len += (len & 3) ? (4 - (len & 3)) : 4;
76b2c34a 1532 ad->AttrLen = cpu_to_be16(FOURBYTES + len);
dea3101e 1533 ab->EntryCnt++;
1534 size += FOURBYTES + len;
76b2c34a
JS		 1535 if ((size + LPFC_FDMI_MAX_AE_SIZE) >
1536 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
1537 goto hba_out;
dea3101e 1538
1539 /* #3 HBA attribute entry */
76b2c34a
JS		 1540 ad = (struct lpfc_fdmi_attr_def *)
1541 ((uint8_t *)rh + size);
1542 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1543 memset(ae, 0, sizeof(ae->un.SerialNumber));
1544 ad->AttrType = cpu_to_be16(RHBA_SERIAL_NUMBER);
1545 strncpy(ae->un.SerialNumber, phba->SerialNumber,
1546 sizeof(ae->un.SerialNumber));
1547 len = strnlen(ae->un.SerialNumber,
1548 sizeof(ae->un.SerialNumber));
dea3101e 1549 len += (len & 3) ? (4 - (len & 3)) : 4;
76b2c34a 1550 ad->AttrLen = cpu_to_be16(FOURBYTES + len);
dea3101e 1551 ab->EntryCnt++;
1552 size += FOURBYTES + len;
76b2c34a
JS		 1553 if ((size + LPFC_FDMI_MAX_AE_SIZE) >
1554 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
1555 goto hba_out;
dea3101e 1556
1557 /* #4 HBA attribute entry */
76b2c34a
JS		 1558 ad = (struct lpfc_fdmi_attr_def *)
1559 ((uint8_t *)rh + size);
1560 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1561 memset(ae, 0, sizeof(ae->un.Model));
1562 ad->AttrType = cpu_to_be16(RHBA_MODEL);
1563 strncpy(ae->un.Model, phba->ModelName,
1564 sizeof(ae->un.Model));
1565 len = strnlen(ae->un.Model, sizeof(ae->un.Model));
dea3101e 1566 len += (len & 3) ? (4 - (len & 3)) : 4;
76b2c34a 1567 ad->AttrLen = cpu_to_be16(FOURBYTES + len);
dea3101e 1568 ab->EntryCnt++;
1569 size += FOURBYTES + len;
76b2c34a
JS		 1570 if ((size + LPFC_FDMI_MAX_AE_SIZE) >
1571 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
1572 goto hba_out;
dea3101e 1573
1574 /* #5 HBA attribute entry */
76b2c34a
JS		 1575 ad = (struct lpfc_fdmi_attr_def *)
1576 ((uint8_t *)rh + size);
1577 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1578 memset(ae, 0, sizeof(ae->un.ModelDescription));
1579 ad->AttrType = cpu_to_be16(RHBA_MODEL_DESCRIPTION);
1580 strncpy(ae->un.ModelDescription, phba->ModelDesc,
1581 sizeof(ae->un.ModelDescription));
1582 len = strnlen(ae->un.ModelDescription,
1583 sizeof(ae->un.ModelDescription));
dea3101e 1584 len += (len & 3) ? (4 - (len & 3)) : 4;
76b2c34a 1585 ad->AttrLen = cpu_to_be16(FOURBYTES + len);
dea3101e 1586 ab->EntryCnt++;
1587 size += FOURBYTES + len;
76b2c34a
JS		 1588 if ((size + 8) > (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
1589 goto hba_out;
dea3101e 1590
1591 /* #6 HBA attribute entry */
76b2c34a
JS		 1592 ad = (struct lpfc_fdmi_attr_def *)
1593 ((uint8_t *)rh + size);
1594 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1595 memset(ae, 0, 8);
1596 ad->AttrType = cpu_to_be16(RHBA_HARDWARE_VERSION);
1597 ad->AttrLen = cpu_to_be16(FOURBYTES + 8);
dea3101e 1598 /* Convert JEDEC ID to ascii for hardware version */
1599 incr = vp->rev.biuRev;
1600 for (i = 0; i < 8; i++) {
1601 j = (incr & 0xf);
1602 if (j <= 9)
1603 ae->un.HardwareVersion[7 - i] =
76b2c34a
JS		 1604 (char)((uint8_t)0x30 +
1605 (uint8_t)j);
dea3101e 1606 else
1607 ae->un.HardwareVersion[7 - i] =
76b2c34a
JS		 1608 (char)((uint8_t)0x61 +
1609 (uint8_t)(j - 10));
dea3101e 1610 incr = (incr >> 4);
1611 }
1612 ab->EntryCnt++;
1613 size += FOURBYTES + 8;
76b2c34a
JS		 1614 if ((size + LPFC_FDMI_MAX_AE_SIZE) >
1615 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
1616 goto hba_out;
dea3101e 1617
1618 /* #7 HBA attribute entry */
76b2c34a
JS		 1619 ad = (struct lpfc_fdmi_attr_def *)
1620 ((uint8_t *)rh + size);
1621 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1622 memset(ae, 0, sizeof(ae->un.DriverVersion));
1623 ad->AttrType = cpu_to_be16(RHBA_DRIVER_VERSION);
1624 strncpy(ae->un.DriverVersion, lpfc_release_version,
1625 sizeof(ae->un.DriverVersion));
1626 len = strnlen(ae->un.DriverVersion,
1627 sizeof(ae->un.DriverVersion));
dea3101e 1628 len += (len & 3) ? (4 - (len & 3)) : 4;
76b2c34a 1629 ad->AttrLen = cpu_to_be16(FOURBYTES + len);
dea3101e 1630 ab->EntryCnt++;
1631 size += FOURBYTES + len;
76b2c34a
JS		 1632 if ((size + LPFC_FDMI_MAX_AE_SIZE) >
1633 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
1634 goto hba_out;
dea3101e 1635
1636 /* #8 HBA attribute entry */
76b2c34a
JS		 1637 ad = (struct lpfc_fdmi_attr_def *)
1638 ((uint8_t *)rh + size);
1639 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1640 memset(ae, 0, sizeof(ae->un.OptionROMVersion));
1641 ad->AttrType = cpu_to_be16(RHBA_OPTION_ROM_VERSION);
1642 strncpy(ae->un.OptionROMVersion, phba->OptionROMVersion,
1643 sizeof(ae->un.OptionROMVersion));
1644 len = strnlen(ae->un.OptionROMVersion,
1645 sizeof(ae->un.OptionROMVersion));
dea3101e 1646 len += (len & 3) ? (4 - (len & 3)) : 4;
76b2c34a 1647 ad->AttrLen = cpu_to_be16(FOURBYTES + len);
dea3101e 1648 ab->EntryCnt++;
1649 size += FOURBYTES + len;
76b2c34a
JS		 1650 if ((size + LPFC_FDMI_MAX_AE_SIZE) >
1651 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
1652 goto hba_out;
dea3101e 1653
1654 /* #9 HBA attribute entry */
76b2c34a
JS		 1655 ad = (struct lpfc_fdmi_attr_def *)
1656 ((uint8_t *)rh + size);
1657 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1658 memset(ae, 0, sizeof(ae->un.FirmwareVersion));
1659 ad->AttrType = cpu_to_be16(RHBA_FIRMWARE_VERSION);
dea3101e 1660 lpfc_decode_firmware_rev(phba, ae->un.FirmwareVersion,
1661 1);
76b2c34a
JS		 1662 len = strnlen(ae->un.FirmwareVersion,
1663 sizeof(ae->un.FirmwareVersion));
dea3101e 1664 len += (len & 3) ? (4 - (len & 3)) : 4;
76b2c34a 1665 ad->AttrLen = cpu_to_be16(FOURBYTES + len);
dea3101e 1666 ab->EntryCnt++;
1667 size += FOURBYTES + len;
76b2c34a
JS		 1668 if ((size + LPFC_FDMI_MAX_AE_SIZE) >
1669 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
1670 goto hba_out;
dea3101e 1671
1672 /* #10 HBA attribute entry */
76b2c34a
JS		 1673 ad = (struct lpfc_fdmi_attr_def *)
1674 ((uint8_t *)rh + size);
1675 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1676 memset(ae, 0, sizeof(ae->un.OsNameVersion));
1677 ad->AttrType = cpu_to_be16(RHBA_OS_NAME_VERSION);
1678 snprintf(ae->un.OsNameVersion,
1679 sizeof(ae->un.OsNameVersion),
1680 "%s %s %s",
1681 init_utsname()->sysname,
1682 init_utsname()->release,
1683 init_utsname()->version);
1684 len = strnlen(ae->un.OsNameVersion,
1685 sizeof(ae->un.OsNameVersion));
dea3101e 1686 len += (len & 3) ? (4 - (len & 3)) : 4;
76b2c34a 1687 ad->AttrLen = cpu_to_be16(FOURBYTES + len);
dea3101e 1688 ab->EntryCnt++;
1689 size += FOURBYTES + len;
76b2c34a
JS		 1690 if ((size + 4) > (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
1691 goto hba_out;
dea3101e 1692
1693 /* #11 HBA attribute entry */
76b2c34a
JS		 1694 ad = (struct lpfc_fdmi_attr_def *)
1695 ((uint8_t *)rh + size);
1696 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1697 ad->AttrType =
1698 cpu_to_be16(RHBA_MAX_CT_PAYLOAD_LEN);
1699 ad->AttrLen = cpu_to_be16(FOURBYTES + 4);
1700 ae->un.MaxCTPayloadLen = cpu_to_be32(LPFC_MAX_CT_SIZE);
dea3101e 1701 ab->EntryCnt++;
1702 size += FOURBYTES + 4;
76b2c34a
JS		 1703 if ((size + LPFC_FDMI_MAX_AE_SIZE) >
1704 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
1705 goto hba_out;
dea3101e 1706
76b2c34a
JS		 1707 /*
1708 * Currently switches don't seem to support the
1709 * following extended HBA attributes.
1710 */
1711 if (!(vport->cfg_fdmi_on & LPFC_FDMI_ALL_ATTRIB))
1712 goto hba_out;
1713
1714 /* #12 HBA attribute entry */
1715 ad = (struct lpfc_fdmi_attr_def *)
1716 ((uint8_t *)rh + size);
1717 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1718 memset(ae, 0, sizeof(ae->un.NodeSymName));
1719 ad->AttrType = cpu_to_be16(RHBA_SYM_NODENAME);
1720 len = lpfc_vport_symbolic_node_name(vport,
1721 ae->un.NodeSymName, sizeof(ae->un.NodeSymName));
1722 len += (len & 3) ? (4 - (len & 3)) : 4;
1723 ad->AttrLen = cpu_to_be16(FOURBYTES + len);
1724 ab->EntryCnt++;
1725 size += FOURBYTES + len;
1726hba_out:
1727 ab->EntryCnt = cpu_to_be32(ab->EntryCnt);
dea3101e 1728 /* Total size */
1729 size = GID_REQUEST_SZ - 4 + size;
1730 }
1731 break;
1732
76b2c34a 1733 case SLI_MGMT_RPRT:
dea3101e 1734 case SLI_MGMT_RPA:
1735 {
1736 lpfc_vpd_t *vp;
1737 struct serv_parm *hsp;
76b2c34a 1738 int len = 0;
dea3101e 1739
1740 vp = &phba->vpd;
1741
76b2c34a
JS		 1742 if (cmdcode == SLI_MGMT_RPRT) {
1743 rh = (struct lpfc_fdmi_reg_hba *)
1744 &CtReq->un.PortID;
1745 /* HBA Identifier */
1746 memcpy(&rh->hi.PortName,
1747 &vport->fc_sparam.portName,
1748 sizeof(struct lpfc_name));
1749 pab = (struct lpfc_fdmi_reg_portattr *)
1750 &rh->rpl.EntryCnt;
1751 } else
1752 pab = (struct lpfc_fdmi_reg_portattr *)
1753 &CtReq->un.PortID;
1754 size = sizeof(struct lpfc_name) + FOURBYTES;
1755 memcpy((uint8_t *)&pab->PortName,
1756 (uint8_t *)&vport->fc_sparam.portName,
1757 sizeof(struct lpfc_name));
dea3101e 1758 pab->ab.EntryCnt = 0;
1759
1760 /* #1 Port attribute entry */
76b2c34a
JS		 1761 ad = (struct lpfc_fdmi_attr_def *)
1762 ((uint8_t *)pab + size);
1763 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1764 memset(ae, 0, sizeof(ae->un.FC4Types));
1765 ad->AttrType =
1766 cpu_to_be16(RPRT_SUPPORTED_FC4_TYPES);
1767 ad->AttrLen = cpu_to_be16(FOURBYTES + 32);
1768 ae->un.FC4Types[0] = 0x40; /* Type 1 - ELS */
1769 ae->un.FC4Types[1] = 0x80; /* Type 8 - FCP */
1770 ae->un.FC4Types[4] = 0x80; /* Type 32 - CT */
dea3101e 1771 pab->ab.EntryCnt++;
1772 size += FOURBYTES + 32;
1773
1774 /* #2 Port attribute entry */
76b2c34a
JS		 1775 ad = (struct lpfc_fdmi_attr_def *)
1776 ((uint8_t *)pab + size);
1777 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1778 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_SPEED);
1779 ad->AttrLen = cpu_to_be16(FOURBYTES + 4);
74b72a59 1780 ae->un.SupportSpeed = 0;
76a95d75
JS		 1781 if (phba->lmt & LMT_16Gb)
1782 ae->un.SupportSpeed |= HBA_PORTSPEED_16GBIT;
74b72a59 1783 if (phba->lmt & LMT_10Gb)
76a95d75 1784 ae->un.SupportSpeed |= HBA_PORTSPEED_10GBIT;
74b72a59
JW		 1785 if (phba->lmt & LMT_8Gb)
1786 ae->un.SupportSpeed |= HBA_PORTSPEED_8GBIT;
1787 if (phba->lmt & LMT_4Gb)
1788 ae->un.SupportSpeed |= HBA_PORTSPEED_4GBIT;
1789 if (phba->lmt & LMT_2Gb)
1790 ae->un.SupportSpeed |= HBA_PORTSPEED_2GBIT;
1791 if (phba->lmt & LMT_1Gb)
1792 ae->un.SupportSpeed |= HBA_PORTSPEED_1GBIT;
76b2c34a
JS		 1793 ae->un.SupportSpeed =
1794 cpu_to_be32(ae->un.SupportSpeed);
74b72a59 1795
dea3101e 1796 pab->ab.EntryCnt++;
1797 size += FOURBYTES + 4;
1798
1799 /* #3 Port attribute entry */
76b2c34a
JS		 1800 ad = (struct lpfc_fdmi_attr_def *)
1801 ((uint8_t *)pab + size);
1802 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1803 ad->AttrType = cpu_to_be16(RPRT_PORT_SPEED);
1804 ad->AttrLen = cpu_to_be16(FOURBYTES + 4);
1805 switch (phba->fc_linkspeed) {
76a95d75
JS		 1806 case LPFC_LINK_SPEED_1GHZ:
1807 ae->un.PortSpeed = HBA_PORTSPEED_1GBIT;
dea3101e 1808 break;
76a95d75
JS		 1809 case LPFC_LINK_SPEED_2GHZ:
1810 ae->un.PortSpeed = HBA_PORTSPEED_2GBIT;
dea3101e 1811 break;
76a95d75
JS		 1812 case LPFC_LINK_SPEED_4GHZ:
1813 ae->un.PortSpeed = HBA_PORTSPEED_4GBIT;
dea3101e 1814 break;
76a95d75
JS		 1815 case LPFC_LINK_SPEED_8GHZ:
1816 ae->un.PortSpeed = HBA_PORTSPEED_8GBIT;
b87eab38 1817 break;
76a95d75
JS		 1818 case LPFC_LINK_SPEED_10GHZ:
1819 ae->un.PortSpeed = HBA_PORTSPEED_10GBIT;
f4b4c68f 1820 break;
76a95d75
JS		 1821 case LPFC_LINK_SPEED_16GHZ:
1822 ae->un.PortSpeed = HBA_PORTSPEED_16GBIT;
1823 break;
1824 default:
1825 ae->un.PortSpeed = HBA_PORTSPEED_UNKNOWN;
dea3101e 1826 break;
1827 }
76b2c34a 1828 ae->un.PortSpeed = cpu_to_be32(ae->un.PortSpeed);
dea3101e 1829 pab->ab.EntryCnt++;
1830 size += FOURBYTES + 4;
1831
1832 /* #4 Port attribute entry */
76b2c34a
JS		 1833 ad = (struct lpfc_fdmi_attr_def *)
1834 ((uint8_t *)pab + size);
1835 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1836 ad->AttrType = cpu_to_be16(RPRT_MAX_FRAME_SIZE);
1837 ad->AttrLen = cpu_to_be16(FOURBYTES + 4);
1838 hsp = (struct serv_parm *)&vport->fc_sparam;
dea3101e 1839 ae->un.MaxFrameSize =
76b2c34a
JS		 1840 (((uint32_t)hsp->cmn.
1841 bbRcvSizeMsb) << 8) | (uint32_t)hsp->cmn.
dea3101e 1842 bbRcvSizeLsb;
76b2c34a
JS		 1843 ae->un.MaxFrameSize =
1844 cpu_to_be32(ae->un.MaxFrameSize);
dea3101e 1845 pab->ab.EntryCnt++;
1846 size += FOURBYTES + 4;
76b2c34a
JS		 1847 if ((size + LPFC_FDMI_MAX_AE_SIZE) >
1848 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
1849 goto port_out;
dea3101e 1850
1851 /* #5 Port attribute entry */
76b2c34a
JS		 1852 ad = (struct lpfc_fdmi_attr_def *)
1853 ((uint8_t *)pab + size);
1854 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1855 memset(ae, 0, sizeof(ae->un.OsDeviceName));
1856 ad->AttrType = cpu_to_be16(RPRT_OS_DEVICE_NAME);
1857 strncpy((char *)ae->un.OsDeviceName, LPFC_DRIVER_NAME,
1858 sizeof(ae->un.OsDeviceName));
1859 len = strnlen((char *)ae->un.OsDeviceName,
1860 sizeof(ae->un.OsDeviceName));
dea3101e 1861 len += (len & 3) ? (4 - (len & 3)) : 4;
76b2c34a 1862 ad->AttrLen = cpu_to_be16(FOURBYTES + len);
dea3101e 1863 pab->ab.EntryCnt++;
1864 size += FOURBYTES + len;
76b2c34a
JS		 1865 if ((size + LPFC_FDMI_MAX_AE_SIZE) >
1866 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
1867 goto port_out;
1868
1869 /* #6 Port attribute entry */
1870 ad = (struct lpfc_fdmi_attr_def *)
1871 ((uint8_t *)pab + size);
1872 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1873 memset(ae, 0, sizeof(ae->un.HostName));
1874 snprintf(ae->un.HostName, sizeof(ae->un.HostName), "%s",
1875 init_utsname()->nodename);
1876 ad->AttrType = cpu_to_be16(RPRT_HOST_NAME);
1877 len = strnlen(ae->un.HostName,
1878 sizeof(ae->un.HostName));
1879 len += (len & 3) ? (4 - (len & 3)) : 4;
1880 ad->AttrLen =
1881 cpu_to_be16(FOURBYTES + len);
1882 pab->ab.EntryCnt++;
1883 size += FOURBYTES + len;
1884 if ((size + sizeof(struct lpfc_name)) >
1885 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
1886 goto port_out;
dea3101e 1887
76b2c34a
JS		 1888 /*
1889 * Currently switches don't seem to support the
1890 * following extended Port attributes.
1891 */
1892 if (!(vport->cfg_fdmi_on & LPFC_FDMI_ALL_ATTRIB))
1893 goto port_out;
1894
1895 /* #7 Port attribute entry */
1896 ad = (struct lpfc_fdmi_attr_def *)
1897 ((uint8_t *)pab + size);
1898 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1899 memset(ae, 0, sizeof(struct lpfc_name));
1900 ad->AttrType = cpu_to_be16(RPRT_NODENAME);
1901 ad->AttrLen = cpu_to_be16(FOURBYTES
1902 + sizeof(struct lpfc_name));
1903 memcpy(&ae->un.NodeName, &vport->fc_sparam.nodeName,
1904 sizeof(struct lpfc_name));
1905 pab->ab.EntryCnt++;
1906 size += FOURBYTES + sizeof(struct lpfc_name);
1907 if ((size + sizeof(struct lpfc_name)) >
1908 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
1909 goto port_out;
1910
1911 /* #8 Port attribute entry */
1912 ad = (struct lpfc_fdmi_attr_def *)
1913 ((uint8_t *)pab + size);
1914 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1915 memset(ae, 0, sizeof(struct lpfc_name));
1916 ad->AttrType = cpu_to_be16(RPRT_PORTNAME);
1917 ad->AttrLen = cpu_to_be16(FOURBYTES
1918 + sizeof(struct lpfc_name));
1919 memcpy(&ae->un.PortName, &vport->fc_sparam.portName,
1920 sizeof(struct lpfc_name));
1921 pab->ab.EntryCnt++;
1922 size += FOURBYTES + sizeof(struct lpfc_name);
1923 if ((size + LPFC_FDMI_MAX_AE_SIZE) >
1924 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
1925 goto port_out;
1926
1927 /* #9 Port attribute entry */
1928 ad = (struct lpfc_fdmi_attr_def *)
1929 ((uint8_t *)pab + size);
1930 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1931 memset(ae, 0, sizeof(ae->un.NodeSymName));
1932 ad->AttrType = cpu_to_be16(RPRT_SYM_PORTNAME);
1933 len = lpfc_vport_symbolic_port_name(vport,
1934 ae->un.NodeSymName, sizeof(ae->un.NodeSymName));
1935 len += (len & 3) ? (4 - (len & 3)) : 4;
1936 ad->AttrLen = cpu_to_be16(FOURBYTES + len);
1937 pab->ab.EntryCnt++;
1938 size += FOURBYTES + len;
1939 if ((size + 4) > (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
1940 goto port_out;
1941
1942 /* #10 Port attribute entry */
1943 ad = (struct lpfc_fdmi_attr_def *)
1944 ((uint8_t *)pab + size);
1945 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1946 ad->AttrType = cpu_to_be16(RPRT_PORT_TYPE);
1947 ae->un.PortState = 0;
1948 ad->AttrLen = cpu_to_be16(FOURBYTES + 4);
1949 pab->ab.EntryCnt++;
1950 size += FOURBYTES + 4;
1951 if ((size + 4) > (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
1952 goto port_out;
1953
1954 /* #11 Port attribute entry */
1955 ad = (struct lpfc_fdmi_attr_def *)
1956 ((uint8_t *)pab + size);
1957 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1958 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_CLASS);
1959 ae->un.SupportClass =
1960 cpu_to_be32(FC_COS_CLASS2 | FC_COS_CLASS3);
1961 ad->AttrLen = cpu_to_be16(FOURBYTES + 4);
1962 pab->ab.EntryCnt++;
1963 size += FOURBYTES + 4;
1964 if ((size + sizeof(struct lpfc_name)) >
1965 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
1966 goto port_out;
1967
1968 /* #12 Port attribute entry */
1969 ad = (struct lpfc_fdmi_attr_def *)
1970 ((uint8_t *)pab + size);
1971 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1972 memset(ae, 0, sizeof(struct lpfc_name));
1973 ad->AttrType = cpu_to_be16(RPRT_FABRICNAME);
1974 ad->AttrLen = cpu_to_be16(FOURBYTES
1975 + sizeof(struct lpfc_name));
1976 memcpy(&ae->un.FabricName, &vport->fabric_nodename,
1977 sizeof(struct lpfc_name));
1978 pab->ab.EntryCnt++;
1979 size += FOURBYTES + sizeof(struct lpfc_name);
1980 if ((size + LPFC_FDMI_MAX_AE_SIZE) >
1981 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
1982 goto port_out;
1983
1984 /* #13 Port attribute entry */
1985 ad = (struct lpfc_fdmi_attr_def *)
1986 ((uint8_t *)pab + size);
1987 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
1988 memset(ae, 0, sizeof(ae->un.FC4Types));
1989 ad->AttrType =
1990 cpu_to_be16(RPRT_ACTIVE_FC4_TYPES);
1991 ad->AttrLen = cpu_to_be16(FOURBYTES + 32);
1992 ae->un.FC4Types[0] = 0x40; /* Type 1 - ELS */
1993 ae->un.FC4Types[1] = 0x80; /* Type 8 - FCP */
1994 ae->un.FC4Types[4] = 0x80; /* Type 32 - CT */
1995 pab->ab.EntryCnt++;
1996 size += FOURBYTES + 32;
1997 if ((size + 4) > (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
1998 goto port_out;
1999
2000 /* #257 Port attribute entry */
2001 ad = (struct lpfc_fdmi_attr_def *)
2002 ((uint8_t *)pab + size);
2003 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2004 ad->AttrType = cpu_to_be16(RPRT_PORT_STATE);
2005 ae->un.PortState = 0;
2006 ad->AttrLen = cpu_to_be16(FOURBYTES + 4);
2007 pab->ab.EntryCnt++;
2008 size += FOURBYTES + 4;
2009 if ((size + 4) > (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
2010 goto port_out;
2011
2012 /* #258 Port attribute entry */
2013 ad = (struct lpfc_fdmi_attr_def *)
2014 ((uint8_t *)pab + size);
2015 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2016 ad->AttrType = cpu_to_be16(RPRT_DISC_PORT);
2017 ae->un.PortState = lpfc_find_map_node(vport);
2018 ae->un.PortState = cpu_to_be32(ae->un.PortState);
2019 ad->AttrLen = cpu_to_be16(FOURBYTES + 4);
2020 pab->ab.EntryCnt++;
2021 size += FOURBYTES + 4;
2022 if ((size + 4) > (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
2023 goto port_out;
2024
2025 /* #259 Port attribute entry */
2026 ad = (struct lpfc_fdmi_attr_def *)
2027 ((uint8_t *)pab + size);
2028 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
2029 ad->AttrType = cpu_to_be16(RPRT_PORT_ID);
2030 ae->un.PortId = cpu_to_be32(vport->fc_myDID);
2031 ad->AttrLen = cpu_to_be16(FOURBYTES + 4);
2032 pab->ab.EntryCnt++;
2033 size += FOURBYTES + 4;
2034port_out:
2035 pab->ab.EntryCnt = cpu_to_be32(pab->ab.EntryCnt);
dea3101e 2036 /* Total size */
2037 size = GID_REQUEST_SZ - 4 + size;
2038 }
2039 break;
2040
76b2c34a
JS		 2041 case SLI_MGMT_GHAT:
2042 case SLI_MGMT_GRPL:
2043 rsp_size = FC_MAX_NS_RSP;
dea3101e 2044 case SLI_MGMT_DHBA:
76b2c34a
JS		 2045 case SLI_MGMT_DHAT:
2046 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID;
2047 memcpy((uint8_t *)&pe->PortName,
2048 (uint8_t *)&vport->fc_sparam.portName,
2049 sizeof(struct lpfc_name));
2050 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name);
dea3101e 2051 break;
2052
76b2c34a
JS		 2053 case SLI_MGMT_GPAT:
2054 case SLI_MGMT_GPAS:
2055 rsp_size = FC_MAX_NS_RSP;
dea3101e 2056 case SLI_MGMT_DPRT:
76b2c34a
JS		 2057 case SLI_MGMT_DPA:
2058 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID;
2059 memcpy((uint8_t *)&pe->PortName,
2060 (uint8_t *)&vport->fc_sparam.portName,
2061 sizeof(struct lpfc_name));
2062 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name);
2063 break;
2064 case SLI_MGMT_GRHL:
2065 size = GID_REQUEST_SZ - 4;
dea3101e 2066 break;
76b2c34a
JS		 2067 default:
2068 lpfc_printf_vlog(vport, KERN_WARNING, LOG_DISCOVERY,
2069 "0298 FDMI cmdcode x%x not supported\n",
2070 cmdcode);
2071 goto fdmi_cmd_free_bmpvirt;
dea3101e 2072 }
76b2c34a 2073 CtReq->CommandResponse.bits.Size = cpu_to_be16(rsp_size);
dea3101e 2074
76b2c34a
JS		 2075 bpl = (struct ulp_bde64 *)bmp->virt;
2076 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys));
2077 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys));
dea3101e 2078 bpl->tus.f.bdeFlags = 0;
2079 bpl->tus.f.bdeSize = size;
dea3101e 2080
76b2c34a
JS		 2081 /*
2082 * The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count
e47c9093
JS		 2083 * to hold ndlp reference for the corresponding callback function.
2084 */
76b2c34a 2085 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, 0))
dea3101e 2086 return 0;
2087
76b2c34a
JS		 2088 /*
2089 * Decrement ndlp reference count to release ndlp reference held
e47c9093
JS		 2090 * for the failed command's callback function.
2091 */
51ef4c26 2092 lpfc_nlp_put(ndlp);
e47c9093 2093
76b2c34a 2094fdmi_cmd_free_bmpvirt:
dea3101e 2095 lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
2096fdmi_cmd_free_bmp:
2097 kfree(bmp);
2098fdmi_cmd_free_mpvirt:
2099 lpfc_mbuf_free(phba, mp->virt, mp->phys);
2100fdmi_cmd_free_mp:
2101 kfree(mp);
2102fdmi_cmd_exit:
2103 /* Issue FDMI request failed */
e8b62011
JS		 2104 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
2105 "0244 Issue FDMI request failed Data: x%x\n",
2106 cmdcode);
dea3101e 2107 return 1;
2108}
2109
92494144
JS		 2110/**
2111 * lpfc_delayed_disc_tmo - Timeout handler for delayed discovery timer.
2112 * @ptr - Context object of the timer.
2113 *
2114 * This function set the WORKER_DELAYED_DISC_TMO flag and wake up
2115 * the worker thread.
2116 **/
2117void
2118lpfc_delayed_disc_tmo(unsigned long ptr)
2119{
2120 struct lpfc_vport *vport = (struct lpfc_vport *)ptr;
2121 struct lpfc_hba *phba = vport->phba;
2122 uint32_t tmo_posted;
2123 unsigned long iflag;
2124
2125 spin_lock_irqsave(&vport->work_port_lock, iflag);
2126 tmo_posted = vport->work_port_events & WORKER_DELAYED_DISC_TMO;
2127 if (!tmo_posted)
2128 vport->work_port_events |= WORKER_DELAYED_DISC_TMO;
2129 spin_unlock_irqrestore(&vport->work_port_lock, iflag);
2130
2131 if (!tmo_posted)
2132 lpfc_worker_wake_up(phba);
2133 return;
2134}
2135
2136/**
2137 * lpfc_delayed_disc_timeout_handler - Function called by worker thread to
2138 * handle delayed discovery.
2139 * @vport: pointer to a host virtual N_Port data structure.
2140 *
2141 * This function start nport discovery of the vport.
2142 **/
2143void
2144lpfc_delayed_disc_timeout_handler(struct lpfc_vport *vport)
2145{
2146 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
2147
2148 spin_lock_irq(shost->host_lock);
2149 if (!(vport->fc_flag & FC_DISC_DELAYED)) {
2150 spin_unlock_irq(shost->host_lock);
2151 return;
2152 }
2153 vport->fc_flag &= ~FC_DISC_DELAYED;
2154 spin_unlock_irq(shost->host_lock);
2155
2156 lpfc_do_scr_ns_plogi(vport->phba, vport);
2157}
2158
dea3101e 2159void
2160lpfc_fdmi_tmo(unsigned long ptr)
2161{
2e0fef85
JS		 2162 struct lpfc_vport *vport = (struct lpfc_vport *)ptr;
2163 struct lpfc_hba *phba = vport->phba;
5e9d9b82 2164 uint32_t tmo_posted;
dea3101e 2165 unsigned long iflag;
2166
2e0fef85 2167 spin_lock_irqsave(&vport->work_port_lock, iflag);
5e9d9b82
JS		 2168 tmo_posted = vport->work_port_events & WORKER_FDMI_TMO;
2169 if (!tmo_posted)
2e0fef85 2170 vport->work_port_events |= WORKER_FDMI_TMO;
5e9d9b82 2171 spin_unlock_irqrestore(&vport->work_port_lock, iflag);
92d7f7b0 2172
5e9d9b82
JS		 2173 if (!tmo_posted)
2174 lpfc_worker_wake_up(phba);
2175 return;
dea3101e 2176}
2177
2178void
2e0fef85 2179lpfc_fdmi_timeout_handler(struct lpfc_vport *vport)
dea3101e 2180{
2181 struct lpfc_nodelist *ndlp;
2182
2e0fef85 2183 ndlp = lpfc_findnode_did(vport, FDMI_DID);
e47c9093 2184 if (ndlp && NLP_CHK_NODE_ACT(ndlp)) {
2e0fef85
JS		 2185 if (init_utsname()->nodename[0] != '\0')
2186 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA);
2187 else
256ec0d0
JS		 2188 mod_timer(&vport->fc_fdmitmo, jiffies +
2189 msecs_to_jiffies(1000 * 60));
dea3101e 2190 }
dea3101e 2191 return;
2192}
2193
dea3101e 2194void
2e0fef85 2195lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag)
dea3101e 2196{
2197 struct lpfc_sli *psli = &phba->sli;
2198 lpfc_vpd_t *vp = &phba->vpd;
2199 uint32_t b1, b2, b3, b4, i, rev;
2200 char c;
2201 uint32_t *ptr, str[4];
2202 uint8_t *fwname;
2203
f1126688 2204 if (phba->sli_rev == LPFC_SLI_REV4)
6b5151fd 2205 snprintf(fwrevision, FW_REV_STR_SIZE, "%s", vp->rev.opFwName);
f1126688 2206 else if (vp->rev.rBit) {
f4b4c68f 2207 if (psli->sli_flag & LPFC_SLI_ACTIVE)
dea3101e 2208 rev = vp->rev.sli2FwRev;
2209 else
2210 rev = vp->rev.sli1FwRev;
2211
2212 b1 = (rev & 0x0000f000) >> 12;
2213 b2 = (rev & 0x00000f00) >> 8;
2214 b3 = (rev & 0x000000c0) >> 6;
2215 b4 = (rev & 0x00000030) >> 4;
2216
2217 switch (b4) {
2218 case 0:
2219 c = 'N';
2220 break;
2221 case 1:
2222 c = 'A';
2223 break;
2224 case 2:
2225 c = 'B';
2226 break;
73d91e50
JS		 2227 case 3:
2228 c = 'X';
2229 break;
dea3101e 2230 default:
2231 c = 0;
2232 break;
2233 }
2234 b4 = (rev & 0x0000000f);
2235
f4b4c68f 2236 if (psli->sli_flag & LPFC_SLI_ACTIVE)
dea3101e 2237 fwname = vp->rev.sli2FwName;
2238 else
2239 fwname = vp->rev.sli1FwName;
2240
2241 for (i = 0; i < 16; i++)
2242 if (fwname[i] == 0x20)
2243 fwname[i] = 0;
2244
2245 ptr = (uint32_t*)fwname;
2246
2247 for (i = 0; i < 3; i++)
2248 str[i] = be32_to_cpu(*ptr++);
2249
2250 if (c == 0) {
2251 if (flag)
2252 sprintf(fwrevision, "%d.%d%d (%s)",
2253 b1, b2, b3, (char *)str);
2254 else
2255 sprintf(fwrevision, "%d.%d%d", b1,
2256 b2, b3);
2257 } else {
2258 if (flag)
2259 sprintf(fwrevision, "%d.%d%d%c%d (%s)",
2260 b1, b2, b3, c,
2261 b4, (char *)str);
2262 else
2263 sprintf(fwrevision, "%d.%d%d%c%d",
2264 b1, b2, b3, c, b4);
2265 }
2266 } else {
2267 rev = vp->rev.smFwRev;
2268
2269 b1 = (rev & 0xff000000) >> 24;
2270 b2 = (rev & 0x00f00000) >> 20;
2271 b3 = (rev & 0x000f0000) >> 16;
2272 c = (rev & 0x0000ff00) >> 8;
2273 b4 = (rev & 0x000000ff);
2274
d44a6d2b 2275 sprintf(fwrevision, "%d.%d%d%c%d", b1, b2, b3, c, b4);
dea3101e 2276 }
2277 return;
2278}
Linux kernel - Deliverables
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