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WIP FPC-III support
[linux/fpc-iii.git] / drivers / scsi / lpfc / lpfc_ct.c
blobdd0b432f7ac5a2a3b5cd4bd42d4495c3d3bdcf3c
1 /*******************************************************************
2 * This file is part of the Emulex Linux Device Driver for *
3 * Fibre Channel Host Bus Adapters. *
4 * Copyright (C) 2017-2020 Broadcom. All Rights Reserved. The term *
5 * “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. *
6 * Copyright (C) 2004-2016 Emulex. All rights reserved. *
7 * EMULEX and SLI are trademarks of Emulex. *
8 * www.broadcom.com *
9 * *
10 * This program is free software; you can redistribute it and/or *
11 * modify it under the terms of version 2 of the GNU General *
12 * Public License as published by the Free Software Foundation. *
13 * This program is distributed in the hope that it will be useful. *
14 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND *
15 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, *
16 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE *
17 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
18 * TO BE LEGALLY INVALID. See the GNU General Public License for *
19 * more details, a copy of which can be found in the file COPYING *
20 * included with this package. *
21 *******************************************************************/
22
23 /*
24 * Fibre Channel SCSI LAN Device Driver CT support: FC Generic Services FC-GS
25 */
26
27 #include <linux/blkdev.h>
28 #include <linux/pci.h>
29 #include <linux/interrupt.h>
30 #include <linux/slab.h>
31 #include <linux/utsname.h>
32
33 #include <scsi/scsi.h>
34 #include <scsi/scsi_device.h>
35 #include <scsi/scsi_host.h>
36 #include <scsi/scsi_transport_fc.h>
37 #include <scsi/fc/fc_fs.h>
38
39 #include "lpfc_hw4.h"
40 #include "lpfc_hw.h"
41 #include "lpfc_sli.h"
42 #include "lpfc_sli4.h"
43 #include "lpfc_nl.h"
44 #include "lpfc_disc.h"
45 #include "lpfc.h"
46 #include "lpfc_scsi.h"
47 #include "lpfc_logmsg.h"
48 #include "lpfc_crtn.h"
49 #include "lpfc_version.h"
50 #include "lpfc_vport.h"
51 #include "lpfc_debugfs.h"
52
53 /* FDMI Port Speed definitions - FC-GS-7 */
54 #define HBA_PORTSPEED_1GFC 0x00000001 /* 1G FC */
55 #define HBA_PORTSPEED_2GFC 0x00000002 /* 2G FC */
56 #define HBA_PORTSPEED_4GFC 0x00000008 /* 4G FC */
57 #define HBA_PORTSPEED_10GFC 0x00000004 /* 10G FC */
58 #define HBA_PORTSPEED_8GFC 0x00000010 /* 8G FC */
59 #define HBA_PORTSPEED_16GFC 0x00000020 /* 16G FC */
60 #define HBA_PORTSPEED_32GFC 0x00000040 /* 32G FC */
61 #define HBA_PORTSPEED_20GFC 0x00000080 /* 20G FC */
62 #define HBA_PORTSPEED_40GFC 0x00000100 /* 40G FC */
63 #define HBA_PORTSPEED_128GFC 0x00000200 /* 128G FC */
64 #define HBA_PORTSPEED_64GFC 0x00000400 /* 64G FC */
65 #define HBA_PORTSPEED_256GFC 0x00000800 /* 256G FC */
66 #define HBA_PORTSPEED_UNKNOWN 0x00008000 /* Unknown */
67 #define HBA_PORTSPEED_10GE 0x00010000 /* 10G E */
68 #define HBA_PORTSPEED_40GE 0x00020000 /* 40G E */
69 #define HBA_PORTSPEED_100GE 0x00040000 /* 100G E */
70 #define HBA_PORTSPEED_25GE 0x00080000 /* 25G E */
71 #define HBA_PORTSPEED_50GE 0x00100000 /* 50G E */
72 #define HBA_PORTSPEED_400GE 0x00200000 /* 400G E */
73
74 #define FOURBYTES 4
75
76
77 static char *lpfc_release_version = LPFC_DRIVER_VERSION;
78
79 static void
80 lpfc_ct_ignore_hbq_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq,
81 struct lpfc_dmabuf *mp, uint32_t size)
82 {
83 if (!mp) {
84 lpfc_printf_log(phba, KERN_INFO, LOG_ELS,
85 "0146 Ignoring unsolicited CT No HBQ "
86 "status = x%x\n",
87 piocbq->iocb.ulpStatus);
88 }
89 lpfc_printf_log(phba, KERN_INFO, LOG_ELS,
90 "0145 Ignoring unsolicted CT HBQ Size:%d "
91 "status = x%x\n",
92 size, piocbq->iocb.ulpStatus);
93 }
94
95 static void
96 lpfc_ct_unsol_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq,
97 struct lpfc_dmabuf *mp, uint32_t size)
98 {
99 lpfc_ct_ignore_hbq_buffer(phba, piocbq, mp, size);
100 }
101
102 /**
103 * lpfc_ct_unsol_cmpl : Completion callback function for unsol ct commands
104 * @phba : pointer to lpfc hba data structure.
105 * @cmdiocb : pointer to lpfc command iocb data structure.
106 * @rspiocb : pointer to lpfc response iocb data structure.
107 *
108 * This routine is the callback function for issuing unsol ct reject command.
109 * The memory allocated in the reject command path is freed up here.
110 **/
111 static void
112 lpfc_ct_unsol_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
113 struct lpfc_iocbq *rspiocb)
114 {
115 struct lpfc_nodelist *ndlp;
116 struct lpfc_dmabuf *mp, *bmp;
117
118 ndlp = (struct lpfc_nodelist *)cmdiocb->context1;
119 if (ndlp)
120 lpfc_nlp_put(ndlp);
121
122 mp = cmdiocb->context2;
123 bmp = cmdiocb->context3;
124 if (mp) {
125 lpfc_mbuf_free(phba, mp->virt, mp->phys);
126 kfree(mp);
127 cmdiocb->context2 = NULL;
128 }
129
130 if (bmp) {
131 lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
132 kfree(bmp);
133 cmdiocb->context3 = NULL;
134 }
135
136 lpfc_sli_release_iocbq(phba, cmdiocb);
137 }
138
139 /**
140 * lpfc_ct_reject_event : Issue reject for unhandled CT MIB commands
141 * @ndlp : pointer to a node-list data structure.
142 * ct_req : pointer to the CT request data structure.
143 * rx_id : rx_id of the received UNSOL CT command
144 * ox_id : ox_id of the UNSOL CT command
145 *
146 * This routine is invoked by the lpfc_ct_handle_mibreq routine for sending
147 * a reject response. Reject response is sent for the unhandled commands.
148 **/
149 static void
150 lpfc_ct_reject_event(struct lpfc_nodelist *ndlp,
151 struct lpfc_sli_ct_request *ct_req,
152 u16 rx_id, u16 ox_id)
153 {
154 struct lpfc_vport *vport = ndlp->vport;
155 struct lpfc_hba *phba = vport->phba;
156 struct lpfc_sli_ct_request *ct_rsp;
157 struct lpfc_iocbq *cmdiocbq = NULL;
158 struct lpfc_dmabuf *bmp = NULL;
159 struct lpfc_dmabuf *mp = NULL;
160 struct ulp_bde64 *bpl;
161 IOCB_t *icmd;
162 u8 rc = 0;
163
164 /* fill in BDEs for command */
165 mp = kmalloc(sizeof(*mp), GFP_KERNEL);
166 if (!mp) {
167 rc = 1;
168 goto ct_exit;
169 }
170
171 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &mp->phys);
172 if (!mp->virt) {
173 rc = 2;
174 goto ct_free_mp;
175 }
176
177 /* Allocate buffer for Buffer ptr list */
178 bmp = kmalloc(sizeof(*bmp), GFP_KERNEL);
179 if (!bmp) {
180 rc = 3;
181 goto ct_free_mpvirt;
182 }
183
184 bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &bmp->phys);
185 if (!bmp->virt) {
186 rc = 4;
187 goto ct_free_bmp;
188 }
189
190 INIT_LIST_HEAD(&mp->list);
191 INIT_LIST_HEAD(&bmp->list);
192
193 bpl = (struct ulp_bde64 *)bmp->virt;
194 memset(bpl, 0, sizeof(struct ulp_bde64));
195 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys));
196 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys));
197 bpl->tus.f.bdeFlags = BUFF_TYPE_BLP_64;
198 bpl->tus.f.bdeSize = (LPFC_CT_PREAMBLE - 4);
199 bpl->tus.w = le32_to_cpu(bpl->tus.w);
200
201 ct_rsp = (struct lpfc_sli_ct_request *)mp->virt;
202 memset(ct_rsp, 0, sizeof(struct lpfc_sli_ct_request));
203
204 ct_rsp->RevisionId.bits.Revision = SLI_CT_REVISION;
205 ct_rsp->RevisionId.bits.InId = 0;
206 ct_rsp->FsType = ct_req->FsType;
207 ct_rsp->FsSubType = ct_req->FsSubType;
208 ct_rsp->CommandResponse.bits.Size = 0;
209 ct_rsp->CommandResponse.bits.CmdRsp =
210 cpu_to_be16(SLI_CT_RESPONSE_FS_RJT);
211 ct_rsp->ReasonCode = SLI_CT_REQ_NOT_SUPPORTED;
212 ct_rsp->Explanation = SLI_CT_NO_ADDITIONAL_EXPL;
213
214 cmdiocbq = lpfc_sli_get_iocbq(phba);
215 if (!cmdiocbq) {
216 rc = 5;
217 goto ct_free_bmpvirt;
218 }
219
220 icmd = &cmdiocbq->iocb;
221 icmd->un.genreq64.bdl.ulpIoTag32 = 0;
222 icmd->un.genreq64.bdl.addrHigh = putPaddrHigh(bmp->phys);
223 icmd->un.genreq64.bdl.addrLow = putPaddrLow(bmp->phys);
224 icmd->un.genreq64.bdl.bdeFlags = BUFF_TYPE_BLP_64;
225 icmd->un.genreq64.bdl.bdeSize = sizeof(struct ulp_bde64);
226 icmd->un.genreq64.w5.hcsw.Fctl = (LS | LA);
227 icmd->un.genreq64.w5.hcsw.Dfctl = 0;
228 icmd->un.genreq64.w5.hcsw.Rctl = FC_RCTL_DD_SOL_CTL;
229 icmd->un.genreq64.w5.hcsw.Type = FC_TYPE_CT;
230 icmd->ulpCommand = CMD_XMIT_SEQUENCE64_CX;
231 icmd->ulpBdeCount = 1;
232 icmd->ulpLe = 1;
233 icmd->ulpClass = CLASS3;
234
235 /* Save for completion so we can release these resources */
236 cmdiocbq->context1 = lpfc_nlp_get(ndlp);
237 cmdiocbq->context2 = (uint8_t *)mp;
238 cmdiocbq->context3 = (uint8_t *)bmp;
239 cmdiocbq->iocb_cmpl = lpfc_ct_unsol_cmpl;
240 icmd->ulpContext = rx_id; /* Xri / rx_id */
241 icmd->unsli3.rcvsli3.ox_id = ox_id;
242 icmd->un.ulpWord[3] =
243 phba->sli4_hba.rpi_ids[ndlp->nlp_rpi];
244 icmd->ulpTimeout = (3 * phba->fc_ratov);
245
246 cmdiocbq->retry = 0;
247 cmdiocbq->vport = vport;
248 cmdiocbq->context_un.ndlp = NULL;
249 cmdiocbq->drvrTimeout = icmd->ulpTimeout + LPFC_DRVR_TIMEOUT;
250
251 rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, cmdiocbq, 0);
252 if (!rc)
253 return;
254
255 rc = 6;
256 lpfc_nlp_put(ndlp);
257 lpfc_sli_release_iocbq(phba, cmdiocbq);
258 ct_free_bmpvirt:
259 lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
260 ct_free_bmp:
261 kfree(bmp);
262 ct_free_mpvirt:
263 lpfc_mbuf_free(phba, mp->virt, mp->phys);
264 ct_free_mp:
265 kfree(mp);
266 ct_exit:
267 lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
268 "6440 Unsol CT: Rsp err %d Data: x%x\n",
269 rc, vport->fc_flag);
270 }
271
272 /**
273 * lpfc_ct_handle_mibreq - Process an unsolicited CT MIB request data buffer
274 * @phba: pointer to lpfc hba data structure.
275 * @ctiocb: pointer to lpfc CT command iocb data structure.
276 *
277 * This routine is used for processing the IOCB associated with a unsolicited
278 * CT MIB request. It first determines whether there is an existing ndlp that
279 * matches the DID from the unsolicited IOCB. If not, it will return.
280 **/
281 static void
282 lpfc_ct_handle_mibreq(struct lpfc_hba *phba, struct lpfc_iocbq *ctiocbq)
283 {
284 struct lpfc_sli_ct_request *ct_req;
285 struct lpfc_nodelist *ndlp = NULL;
286 struct lpfc_vport *vport = NULL;
287 IOCB_t *icmd = &ctiocbq->iocb;
288 u32 mi_cmd, vpi;
289 u32 did = 0;
290
291 vpi = ctiocbq->iocb.unsli3.rcvsli3.vpi;
292 vport = lpfc_find_vport_by_vpid(phba, vpi);
293 if (!vport) {
294 lpfc_printf_log(phba, KERN_INFO, LOG_ELS,
295 "6437 Unsol CT: VPORT NULL vpi : x%x\n",
296 vpi);
297 return;
298 }
299
300 did = ctiocbq->iocb.un.rcvels.remoteID;
301 if (icmd->ulpStatus) {
302 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
303 "6438 Unsol CT: status:x%x/x%x did : x%x\n",
304 icmd->ulpStatus, icmd->un.ulpWord[4], did);
305 return;
306 }
307
308 /* Ignore traffic received during vport shutdown */
309 if (vport->fc_flag & FC_UNLOADING)
310 return;
311
312 ndlp = lpfc_findnode_did(vport, did);
313 if (!ndlp) {
314 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
315 "6439 Unsol CT: NDLP Not Found for DID : x%x",
316 did);
317 return;
318 }
319
320 ct_req = ((struct lpfc_sli_ct_request *)
321 (((struct lpfc_dmabuf *)ctiocbq->context2)->virt));
322
323 mi_cmd = ct_req->CommandResponse.bits.CmdRsp;
324 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
325 "6442 : MI Cmd : x%x Not Supported\n", mi_cmd);
326 lpfc_ct_reject_event(ndlp, ct_req,
327 ctiocbq->iocb.ulpContext,
328 ctiocbq->iocb.unsli3.rcvsli3.ox_id);
329 }
330
331 /**
332 * lpfc_ct_unsol_event - Process an unsolicited event from a ct sli ring
333 * @phba: pointer to lpfc hba data structure.
334 * @pring: pointer to a SLI ring.
335 * @ctiocbq: pointer to lpfc ct iocb data structure.
336 *
337 * This routine is used to process an unsolicited event received from a SLI
338 * (Service Level Interface) ring. The actual processing of the data buffer
339 * associated with the unsolicited event is done by invoking appropriate routine
340 * after properly set up the iocb buffer from the SLI ring on which the
341 * unsolicited event was received.
342 **/
343 void
344 lpfc_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
345 struct lpfc_iocbq *ctiocbq)
346 {
347 struct lpfc_dmabuf *mp = NULL;
348 IOCB_t *icmd = &ctiocbq->iocb;
349 int i;
350 struct lpfc_iocbq *iocbq;
351 dma_addr_t dma_addr;
352 uint32_t size;
353 struct list_head head;
354 struct lpfc_sli_ct_request *ct_req;
355 struct lpfc_dmabuf *bdeBuf1 = ctiocbq->context2;
356 struct lpfc_dmabuf *bdeBuf2 = ctiocbq->context3;
357
358 ctiocbq->context1 = NULL;
359 ctiocbq->context2 = NULL;
360 ctiocbq->context3 = NULL;
361
362 if (unlikely(icmd->ulpStatus == IOSTAT_NEED_BUFFER)) {
363 lpfc_sli_hbqbuf_add_hbqs(phba, LPFC_ELS_HBQ);
364 } else if ((icmd->ulpStatus == IOSTAT_LOCAL_REJECT) &&
365 ((icmd->un.ulpWord[4] & IOERR_PARAM_MASK) ==
366 IOERR_RCV_BUFFER_WAITING)) {
367 /* Not enough posted buffers; Try posting more buffers */
368 phba->fc_stat.NoRcvBuf++;
369 if (!(phba->sli3_options & LPFC_SLI3_HBQ_ENABLED))
370 lpfc_post_buffer(phba, pring, 2);
371 return;
372 }
373
374 /* If there are no BDEs associated
375 * with this IOCB, there is nothing to do.
376 */
377 if (icmd->ulpBdeCount == 0)
378 return;
379
380 if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) {
381 ctiocbq->context2 = bdeBuf1;
382 if (icmd->ulpBdeCount == 2)
383 ctiocbq->context3 = bdeBuf2;
384 } else {
385 dma_addr = getPaddr(icmd->un.cont64[0].addrHigh,
386 icmd->un.cont64[0].addrLow);
387 ctiocbq->context2 = lpfc_sli_ringpostbuf_get(phba, pring,
388 dma_addr);
389 if (icmd->ulpBdeCount == 2) {
390 dma_addr = getPaddr(icmd->un.cont64[1].addrHigh,
391 icmd->un.cont64[1].addrLow);
392 ctiocbq->context3 = lpfc_sli_ringpostbuf_get(phba,
393 pring,
394 dma_addr);
395 }
396 }
397
398 ct_req = ((struct lpfc_sli_ct_request *)
399 (((struct lpfc_dmabuf *)ctiocbq->context2)->virt));
400
401 if (ct_req->FsType == SLI_CT_MANAGEMENT_SERVICE &&
402 ct_req->FsSubType == SLI_CT_MIB_Subtypes) {
403 lpfc_ct_handle_mibreq(phba, ctiocbq);
404 } else {
405 if (!lpfc_bsg_ct_unsol_event(phba, pring, ctiocbq))
406 return;
407 }
408
409 if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) {
410 INIT_LIST_HEAD(&head);
411 list_add_tail(&head, &ctiocbq->list);
412 list_for_each_entry(iocbq, &head, list) {
413 icmd = &iocbq->iocb;
414 if (icmd->ulpBdeCount == 0)
415 continue;
416 bdeBuf1 = iocbq->context2;
417 iocbq->context2 = NULL;
418 size = icmd->un.cont64[0].tus.f.bdeSize;
419 lpfc_ct_unsol_buffer(phba, ctiocbq, bdeBuf1, size);
420 lpfc_in_buf_free(phba, bdeBuf1);
421 if (icmd->ulpBdeCount == 2) {
422 bdeBuf2 = iocbq->context3;
423 iocbq->context3 = NULL;
424 size = icmd->unsli3.rcvsli3.bde2.tus.f.bdeSize;
425 lpfc_ct_unsol_buffer(phba, ctiocbq, bdeBuf2,
426 size);
427 lpfc_in_buf_free(phba, bdeBuf2);
428 }
429 }
430 list_del(&head);
431 } else {
432 INIT_LIST_HEAD(&head);
433 list_add_tail(&head, &ctiocbq->list);
434 list_for_each_entry(iocbq, &head, list) {
435 icmd = &iocbq->iocb;
436 if (icmd->ulpBdeCount == 0)
437 lpfc_ct_unsol_buffer(phba, iocbq, NULL, 0);
438 for (i = 0; i < icmd->ulpBdeCount; i++) {
439 dma_addr = getPaddr(icmd->un.cont64[i].addrHigh,
440 icmd->un.cont64[i].addrLow);
441 mp = lpfc_sli_ringpostbuf_get(phba, pring,
442 dma_addr);
443 size = icmd->un.cont64[i].tus.f.bdeSize;
444 lpfc_ct_unsol_buffer(phba, iocbq, mp, size);
445 lpfc_in_buf_free(phba, mp);
446 }
447 lpfc_post_buffer(phba, pring, i);
448 }
449 list_del(&head);
450 }
451 }
452
453 /**
454 * lpfc_ct_handle_unsol_abort - ct upper level protocol abort handler
455 * @phba: Pointer to HBA context object.
456 * @dmabuf: pointer to a dmabuf that describes the FC sequence
457 *
458 * This function serves as the upper level protocol abort handler for CT
459 * protocol.
460 *
461 * Return 1 if abort has been handled, 0 otherwise.
462 **/
463 int
464 lpfc_ct_handle_unsol_abort(struct lpfc_hba *phba, struct hbq_dmabuf *dmabuf)
465 {
466 int handled;
467
468 /* CT upper level goes through BSG */
469 handled = lpfc_bsg_ct_unsol_abort(phba, dmabuf);
470
471 return handled;
472 }
473
474 static void
475 lpfc_free_ct_rsp(struct lpfc_hba *phba, struct lpfc_dmabuf *mlist)
476 {
477 struct lpfc_dmabuf *mlast, *next_mlast;
478
479 list_for_each_entry_safe(mlast, next_mlast, &mlist->list, list) {
480 lpfc_mbuf_free(phba, mlast->virt, mlast->phys);
481 list_del(&mlast->list);
482 kfree(mlast);
483 }
484 lpfc_mbuf_free(phba, mlist->virt, mlist->phys);
485 kfree(mlist);
486 return;
487 }
488
489 static struct lpfc_dmabuf *
490 lpfc_alloc_ct_rsp(struct lpfc_hba *phba, int cmdcode, struct ulp_bde64 *bpl,
491 uint32_t size, int *entries)
492 {
493 struct lpfc_dmabuf *mlist = NULL;
494 struct lpfc_dmabuf *mp;
495 int cnt, i = 0;
496
497 /* We get chunks of FCELSSIZE */
498 cnt = size > FCELSSIZE ? FCELSSIZE: size;
499
500 while (size) {
501 /* Allocate buffer for rsp payload */
502 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
503 if (!mp) {
504 if (mlist)
505 lpfc_free_ct_rsp(phba, mlist);
506 return NULL;
507 }
508
509 INIT_LIST_HEAD(&mp->list);
510
511 if (cmdcode == be16_to_cpu(SLI_CTNS_GID_FT) ||
512 cmdcode == be16_to_cpu(SLI_CTNS_GFF_ID))
513 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys));
514 else
515 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys));
516
517 if (!mp->virt) {
518 kfree(mp);
519 if (mlist)
520 lpfc_free_ct_rsp(phba, mlist);
521 return NULL;
522 }
523
524 /* Queue it to a linked list */
525 if (!mlist)
526 mlist = mp;
527 else
528 list_add_tail(&mp->list, &mlist->list);
529
530 bpl->tus.f.bdeFlags = BUFF_TYPE_BDE_64I;
531 /* build buffer ptr list for IOCB */
532 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
533 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
534 bpl->tus.f.bdeSize = (uint16_t) cnt;
535 bpl->tus.w = le32_to_cpu(bpl->tus.w);
536 bpl++;
537
538 i++;
539 size -= cnt;
540 }
541
542 *entries = i;
543 return mlist;
544 }
545
546 int
547 lpfc_ct_free_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *ctiocb)
548 {
549 struct lpfc_dmabuf *buf_ptr;
550
551 /* I/O job is complete so context is now invalid*/
552 ctiocb->context_un.ndlp = NULL;
553 if (ctiocb->context1) {
554 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context1;
555 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys);
556 kfree(buf_ptr);
557 ctiocb->context1 = NULL;
558 }
559 if (ctiocb->context2) {
560 lpfc_free_ct_rsp(phba, (struct lpfc_dmabuf *) ctiocb->context2);
561 ctiocb->context2 = NULL;
562 }
563
564 if (ctiocb->context3) {
565 buf_ptr = (struct lpfc_dmabuf *) ctiocb->context3;
566 lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys);
567 kfree(buf_ptr);
568 ctiocb->context3 = NULL;
569 }
570 lpfc_sli_release_iocbq(phba, ctiocb);
571 return 0;
572 }
573
574 /*
575 * lpfc_gen_req - Build and issue a GEN_REQUEST command to the SLI Layer
576 * @vport: pointer to a host virtual N_Port data structure.
577 * @bmp: Pointer to BPL for SLI command
578 * @inp: Pointer to data buffer for response data.
579 * @outp: Pointer to data buffer that hold the CT command.
580 * @cmpl: completion routine to call when command completes
581 * @ndlp: Destination NPort nodelist entry
582 *
583 * This function as the final part for issuing a CT command.
584 */
585 static int
586 lpfc_gen_req(struct lpfc_vport *vport, struct lpfc_dmabuf *bmp,
587 struct lpfc_dmabuf *inp, struct lpfc_dmabuf *outp,
588 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
589 struct lpfc_iocbq *),
590 struct lpfc_nodelist *ndlp, uint32_t usr_flg, uint32_t num_entry,
591 uint32_t tmo, uint8_t retry)
592 {
593 struct lpfc_hba *phba = vport->phba;
594 IOCB_t *icmd;
595 struct lpfc_iocbq *geniocb;
596 int rc;
597
598 /* Allocate buffer for command iocb */
599 geniocb = lpfc_sli_get_iocbq(phba);
600
601 if (geniocb == NULL)
602 return 1;
603
604 icmd = &geniocb->iocb;
605 icmd->un.genreq64.bdl.ulpIoTag32 = 0;
606 icmd->un.genreq64.bdl.addrHigh = putPaddrHigh(bmp->phys);
607 icmd->un.genreq64.bdl.addrLow = putPaddrLow(bmp->phys);
608 icmd->un.genreq64.bdl.bdeFlags = BUFF_TYPE_BLP_64;
609 icmd->un.genreq64.bdl.bdeSize = (num_entry * sizeof(struct ulp_bde64));
610
611 if (usr_flg)
612 geniocb->context3 = NULL;
613 else
614 geniocb->context3 = (uint8_t *) bmp;
615
616 /* Save for completion so we can release these resources */
617 geniocb->context1 = (uint8_t *) inp;
618 geniocb->context2 = (uint8_t *) outp;
619
620 /* Fill in payload, bp points to frame payload */
621 icmd->ulpCommand = CMD_GEN_REQUEST64_CR;
622
623 /* Fill in rest of iocb */
624 icmd->un.genreq64.w5.hcsw.Fctl = (SI | LA);
625 icmd->un.genreq64.w5.hcsw.Dfctl = 0;
626 icmd->un.genreq64.w5.hcsw.Rctl = FC_RCTL_DD_UNSOL_CTL;
627 icmd->un.genreq64.w5.hcsw.Type = FC_TYPE_CT;
628
629 if (!tmo) {
630 /* FC spec states we need 3 * ratov for CT requests */
631 tmo = (3 * phba->fc_ratov);
632 }
633 icmd->ulpTimeout = tmo;
634 icmd->ulpBdeCount = 1;
635 icmd->ulpLe = 1;
636 icmd->ulpClass = CLASS3;
637 icmd->ulpContext = ndlp->nlp_rpi;
638 if (phba->sli_rev == LPFC_SLI_REV4)
639 icmd->ulpContext = phba->sli4_hba.rpi_ids[ndlp->nlp_rpi];
640
641 if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) {
642 /* For GEN_REQUEST64_CR, use the RPI */
643 icmd->ulpCt_h = 0;
644 icmd->ulpCt_l = 0;
645 }
646
647 /* Issue GEN REQ IOCB for NPORT <did> */
648 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
649 "0119 Issue GEN REQ IOCB to NPORT x%x "
650 "Data: x%x x%x\n",
651 ndlp->nlp_DID, icmd->ulpIoTag,
652 vport->port_state);
653 geniocb->iocb_cmpl = cmpl;
654 geniocb->drvrTimeout = icmd->ulpTimeout + LPFC_DRVR_TIMEOUT;
655 geniocb->vport = vport;
656 geniocb->retry = retry;
657 geniocb->context_un.ndlp = lpfc_nlp_get(ndlp);
658 if (!geniocb->context_un.ndlp)
659 goto out;
660 rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, geniocb, 0);
661
662 if (rc == IOCB_ERROR) {
663 geniocb->context_un.ndlp = NULL;
664 lpfc_nlp_put(ndlp);
665 goto out;
666 }
667
668 return 0;
669 out:
670 lpfc_sli_release_iocbq(phba, geniocb);
671 return 1;
672 }
673
674 /*
675 * lpfc_ct_cmd - Build and issue a CT command
676 * @vport: pointer to a host virtual N_Port data structure.
677 * @inmp: Pointer to data buffer for response data.
678 * @bmp: Pointer to BPL for SLI command
679 * @ndlp: Destination NPort nodelist entry
680 * @cmpl: completion routine to call when command completes
681 *
682 * This function is called for issuing a CT command.
683 */
684 static int
685 lpfc_ct_cmd(struct lpfc_vport *vport, struct lpfc_dmabuf *inmp,
686 struct lpfc_dmabuf *bmp, struct lpfc_nodelist *ndlp,
687 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
688 struct lpfc_iocbq *),
689 uint32_t rsp_size, uint8_t retry)
690 {
691 struct lpfc_hba *phba = vport->phba;
692 struct ulp_bde64 *bpl = (struct ulp_bde64 *) bmp->virt;
693 struct lpfc_dmabuf *outmp;
694 int cnt = 0, status;
695 int cmdcode = ((struct lpfc_sli_ct_request *) inmp->virt)->
696 CommandResponse.bits.CmdRsp;
697
698 bpl++; /* Skip past ct request */
699
700 /* Put buffer(s) for ct rsp in bpl */
701 outmp = lpfc_alloc_ct_rsp(phba, cmdcode, bpl, rsp_size, &cnt);
702 if (!outmp)
703 return -ENOMEM;
704 /*
705 * Form the CT IOCB. The total number of BDEs in this IOCB
706 * is the single command plus response count from
707 * lpfc_alloc_ct_rsp.
708 */
709 cnt += 1;
710 status = lpfc_gen_req(vport, bmp, inmp, outmp, cmpl, ndlp, 0,
711 cnt, 0, retry);
712 if (status) {
713 lpfc_free_ct_rsp(phba, outmp);
714 return -ENOMEM;
715 }
716 return 0;
717 }
718
719 struct lpfc_vport *
720 lpfc_find_vport_by_did(struct lpfc_hba *phba, uint32_t did) {
721 struct lpfc_vport *vport_curr;
722 unsigned long flags;
723
724 spin_lock_irqsave(&phba->port_list_lock, flags);
725 list_for_each_entry(vport_curr, &phba->port_list, listentry) {
726 if ((vport_curr->fc_myDID) && (vport_curr->fc_myDID == did)) {
727 spin_unlock_irqrestore(&phba->port_list_lock, flags);
728 return vport_curr;
729 }
730 }
731 spin_unlock_irqrestore(&phba->port_list_lock, flags);
732 return NULL;
733 }
734
735 static void
736 lpfc_prep_node_fc4type(struct lpfc_vport *vport, uint32_t Did, uint8_t fc4_type)
737 {
738 struct lpfc_nodelist *ndlp;
739
740 if ((vport->port_type != LPFC_NPIV_PORT) ||
741 !(vport->ct_flags & FC_CT_RFF_ID) || !vport->cfg_restrict_login) {
742
743 ndlp = lpfc_setup_disc_node(vport, Did);
744
745 if (ndlp) {
746 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
747 "Parse GID_FTrsp: did:x%x flg:x%x x%x",
748 Did, ndlp->nlp_flag, vport->fc_flag);
749
750 /* By default, the driver expects to support FCP FC4 */
751 if (fc4_type == FC_TYPE_FCP)
752 ndlp->nlp_fc4_type |= NLP_FC4_FCP;
753
754 if (fc4_type == FC_TYPE_NVME)
755 ndlp->nlp_fc4_type |= NLP_FC4_NVME;
756
757 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
758 "0238 Process x%06x NameServer Rsp "
759 "Data: x%x x%x x%x x%x x%x\n", Did,
760 ndlp->nlp_flag, ndlp->nlp_fc4_type,
761 ndlp->nlp_state, vport->fc_flag,
762 vport->fc_rscn_id_cnt);
763
764 /* if ndlp needs to be discovered and prior
765 * state of ndlp hit devloss, change state to
766 * allow rediscovery.
767 */
768 if (ndlp->nlp_flag & NLP_NPR_2B_DISC &&
769 ndlp->nlp_state == NLP_STE_UNUSED_NODE) {
770 lpfc_nlp_set_state(vport, ndlp,
771 NLP_STE_NPR_NODE);
772 }
773 } else {
774 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
775 "Skip1 GID_FTrsp: did:x%x flg:x%x cnt:%d",
776 Did, vport->fc_flag, vport->fc_rscn_id_cnt);
777
778 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
779 "0239 Skip x%06x NameServer Rsp "
780 "Data: x%x x%x %p\n",
781 Did, vport->fc_flag,
782 vport->fc_rscn_id_cnt, ndlp);
783 }
784 } else {
785 if (!(vport->fc_flag & FC_RSCN_MODE) ||
786 lpfc_rscn_payload_check(vport, Did)) {
787 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
788 "Query GID_FTrsp: did:x%x flg:x%x cnt:%d",
789 Did, vport->fc_flag, vport->fc_rscn_id_cnt);
790
791 /*
792 * This NPortID was previously a FCP/NVMe target,
793 * Don't even bother to send GFF_ID.
794 */
795 ndlp = lpfc_findnode_did(vport, Did);
796 if (ndlp &&
797 (ndlp->nlp_type &
798 (NLP_FCP_TARGET | NLP_NVME_TARGET))) {
799 if (fc4_type == FC_TYPE_FCP)
800 ndlp->nlp_fc4_type |= NLP_FC4_FCP;
801 if (fc4_type == FC_TYPE_NVME)
802 ndlp->nlp_fc4_type |= NLP_FC4_NVME;
803 lpfc_setup_disc_node(vport, Did);
804 } else if (lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID,
805 0, Did) == 0)
806 vport->num_disc_nodes++;
807 else
808 lpfc_setup_disc_node(vport, Did);
809 } else {
810 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
811 "Skip2 GID_FTrsp: did:x%x flg:x%x cnt:%d",
812 Did, vport->fc_flag, vport->fc_rscn_id_cnt);
813
814 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
815 "0245 Skip x%06x NameServer Rsp "
816 "Data: x%x x%x\n", Did,
817 vport->fc_flag,
818 vport->fc_rscn_id_cnt);
819 }
820 }
821 }
822
823 static void
824 lpfc_ns_rsp_audit_did(struct lpfc_vport *vport, uint32_t Did, uint8_t fc4_type)
825 {
826 struct lpfc_hba *phba = vport->phba;
827 struct lpfc_nodelist *ndlp = NULL;
828 char *str;
829
830 if (phba->cfg_ns_query == LPFC_NS_QUERY_GID_FT)
831 str = "GID_FT";
832 else
833 str = "GID_PT";
834 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
835 "6430 Process %s rsp for %08x type %x %s %s\n",
836 str, Did, fc4_type,
837 (fc4_type == FC_TYPE_FCP) ? "FCP" : " ",
838 (fc4_type == FC_TYPE_NVME) ? "NVME" : " ");
839 /*
840 * To conserve rpi's, filter out addresses for other
841 * vports on the same physical HBAs.
842 */
843 if (Did != vport->fc_myDID &&
844 (!lpfc_find_vport_by_did(phba, Did) ||
845 vport->cfg_peer_port_login)) {
846 if (!phba->nvmet_support) {
847 /* FCPI/NVMEI path. Process Did */
848 lpfc_prep_node_fc4type(vport, Did, fc4_type);
849 return;
850 }
851 /* NVMET path. NVMET only cares about NVMEI nodes. */
852 list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) {
853 if (ndlp->nlp_type != NLP_NVME_INITIATOR ||
854 ndlp->nlp_state != NLP_STE_UNMAPPED_NODE)
855 continue;
856 spin_lock_irq(&ndlp->lock);
857 if (ndlp->nlp_DID == Did)
858 ndlp->nlp_flag &= ~NLP_NVMET_RECOV;
859 else
860 ndlp->nlp_flag |= NLP_NVMET_RECOV;
861 spin_unlock_irq(&ndlp->lock);
862 }
863 }
864 }
865
866 static int
867 lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint8_t fc4_type,
868 uint32_t Size)
869 {
870 struct lpfc_sli_ct_request *Response =
871 (struct lpfc_sli_ct_request *) mp->virt;
872 struct lpfc_dmabuf *mlast, *next_mp;
873 uint32_t *ctptr = (uint32_t *) & Response->un.gid.PortType;
874 uint32_t Did, CTentry;
875 int Cnt;
876 struct list_head head;
877 struct lpfc_nodelist *ndlp = NULL;
878
879 lpfc_set_disctmo(vport);
880 vport->num_disc_nodes = 0;
881 vport->fc_ns_retry = 0;
882
883
884 list_add_tail(&head, &mp->list);
885 list_for_each_entry_safe(mp, next_mp, &head, list) {
886 mlast = mp;
887
888 Cnt = Size > FCELSSIZE ? FCELSSIZE : Size;
889
890 Size -= Cnt;
891
892 if (!ctptr) {
893 ctptr = (uint32_t *) mlast->virt;
894 } else
895 Cnt -= 16; /* subtract length of CT header */
896
897 /* Loop through entire NameServer list of DIDs */
898 while (Cnt >= sizeof(uint32_t)) {
899 /* Get next DID from NameServer List */
900 CTentry = *ctptr++;
901 Did = ((be32_to_cpu(CTentry)) & Mask_DID);
902 lpfc_ns_rsp_audit_did(vport, Did, fc4_type);
903 if (CTentry & (cpu_to_be32(SLI_CT_LAST_ENTRY)))
904 goto nsout1;
905
906 Cnt -= sizeof(uint32_t);
907 }
908 ctptr = NULL;
909
910 }
911
912 /* All GID_FT entries processed. If the driver is running in
913 * in target mode, put impacted nodes into recovery and drop
914 * the RPI to flush outstanding IO.
915 */
916 if (vport->phba->nvmet_support) {
917 list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) {
918 if (!(ndlp->nlp_flag & NLP_NVMET_RECOV))
919 continue;
920 lpfc_disc_state_machine(vport, ndlp, NULL,
921 NLP_EVT_DEVICE_RECOVERY);
922 spin_lock_irq(&ndlp->lock);
923 ndlp->nlp_flag &= ~NLP_NVMET_RECOV;
924 spin_unlock_irq(&ndlp->lock);
925 }
926 }
927
928 nsout1:
929 list_del(&head);
930 return 0;
931 }
932
933 static void
934 lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
935 struct lpfc_iocbq *rspiocb)
936 {
937 struct lpfc_vport *vport = cmdiocb->vport;
938 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
939 IOCB_t *irsp;
940 struct lpfc_dmabuf *outp;
941 struct lpfc_dmabuf *inp;
942 struct lpfc_sli_ct_request *CTrsp;
943 struct lpfc_sli_ct_request *CTreq;
944 struct lpfc_nodelist *ndlp;
945 int rc, type;
946
947 /* First save ndlp, before we overwrite it */
948 ndlp = cmdiocb->context_un.ndlp;
949
950 /* we pass cmdiocb to state machine which needs rspiocb as well */
951 cmdiocb->context_un.rsp_iocb = rspiocb;
952 inp = (struct lpfc_dmabuf *) cmdiocb->context1;
953 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
954 irsp = &rspiocb->iocb;
955
956 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
957 "GID_FT cmpl: status:x%x/x%x rtry:%d",
958 irsp->ulpStatus, irsp->un.ulpWord[4], vport->fc_ns_retry);
959
960 /* Don't bother processing response if vport is being torn down. */
961 if (vport->load_flag & FC_UNLOADING) {
962 if (vport->fc_flag & FC_RSCN_MODE)
963 lpfc_els_flush_rscn(vport);
964 goto out;
965 }
966
967 if (lpfc_els_chk_latt(vport)) {
968 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
969 "0216 Link event during NS query\n");
970 if (vport->fc_flag & FC_RSCN_MODE)
971 lpfc_els_flush_rscn(vport);
972 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
973 goto out;
974 }
975 if (lpfc_error_lost_link(irsp)) {
976 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
977 "0226 NS query failed due to link event\n");
978 if (vport->fc_flag & FC_RSCN_MODE)
979 lpfc_els_flush_rscn(vport);
980 goto out;
981 }
982
983 spin_lock_irq(shost->host_lock);
984 if (vport->fc_flag & FC_RSCN_DEFERRED) {
985 vport->fc_flag &= ~FC_RSCN_DEFERRED;
986 spin_unlock_irq(shost->host_lock);
987
988 /* This is a GID_FT completing so the gidft_inp counter was
989 * incremented before the GID_FT was issued to the wire.
990 */
991 if (vport->gidft_inp)
992 vport->gidft_inp--;
993
994 /*
995 * Skip processing the NS response
996 * Re-issue the NS cmd
997 */
998 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
999 "0151 Process Deferred RSCN Data: x%x x%x\n",
1000 vport->fc_flag, vport->fc_rscn_id_cnt);
1001 lpfc_els_handle_rscn(vport);
1002
1003 goto out;
1004 }
1005 spin_unlock_irq(shost->host_lock);
1006
1007 if (irsp->ulpStatus) {
1008 /* Check for retry */
1009 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) {
1010 if (irsp->ulpStatus != IOSTAT_LOCAL_REJECT ||
1011 (irsp->un.ulpWord[4] & IOERR_PARAM_MASK) !=
1012 IOERR_NO_RESOURCES)
1013 vport->fc_ns_retry++;
1014
1015 type = lpfc_get_gidft_type(vport, cmdiocb);
1016 if (type == 0)
1017 goto out;
1018
1019 /* CT command is being retried */
1020 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT,
1021 vport->fc_ns_retry, type);
1022 if (rc == 0)
1023 goto out;
1024 else { /* Unable to send NS cmd */
1025 if (vport->gidft_inp)
1026 vport->gidft_inp--;
1027 }
1028 }
1029 if (vport->fc_flag & FC_RSCN_MODE)
1030 lpfc_els_flush_rscn(vport);
1031 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
1032 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
1033 "0257 GID_FT Query error: 0x%x 0x%x\n",
1034 irsp->ulpStatus, vport->fc_ns_retry);
1035 } else {
1036 /* Good status, continue checking */
1037 CTreq = (struct lpfc_sli_ct_request *) inp->virt;
1038 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1039 if (CTrsp->CommandResponse.bits.CmdRsp ==
1040 cpu_to_be16(SLI_CT_RESPONSE_FS_ACC)) {
1041 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1042 "0208 NameServer Rsp Data: x%x x%x "
1043 "x%x x%x sz x%x\n",
1044 vport->fc_flag,
1045 CTreq->un.gid.Fc4Type,
1046 vport->num_disc_nodes,
1047 vport->gidft_inp,
1048 irsp->un.genreq64.bdl.bdeSize);
1049
1050 lpfc_ns_rsp(vport,
1051 outp,
1052 CTreq->un.gid.Fc4Type,
1053 (uint32_t) (irsp->un.genreq64.bdl.bdeSize));
1054 } else if (CTrsp->CommandResponse.bits.CmdRsp ==
1055 be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
1056 /* NameServer Rsp Error */
1057 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ)
1058 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) {
1059 lpfc_printf_vlog(vport, KERN_INFO,
1060 LOG_DISCOVERY,
1061 "0269 No NameServer Entries "
1062 "Data: x%x x%x x%x x%x\n",
1063 CTrsp->CommandResponse.bits.CmdRsp,
1064 (uint32_t) CTrsp->ReasonCode,
1065 (uint32_t) CTrsp->Explanation,
1066 vport->fc_flag);
1067
1068 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1069 "GID_FT no entry cmd:x%x rsn:x%x exp:x%x",
1070 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
1071 (uint32_t) CTrsp->ReasonCode,
1072 (uint32_t) CTrsp->Explanation);
1073 } else {
1074 lpfc_printf_vlog(vport, KERN_INFO,
1075 LOG_DISCOVERY,
1076 "0240 NameServer Rsp Error "
1077 "Data: x%x x%x x%x x%x\n",
1078 CTrsp->CommandResponse.bits.CmdRsp,
1079 (uint32_t) CTrsp->ReasonCode,
1080 (uint32_t) CTrsp->Explanation,
1081 vport->fc_flag);
1082
1083 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1084 "GID_FT rsp err1 cmd:x%x rsn:x%x exp:x%x",
1085 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
1086 (uint32_t) CTrsp->ReasonCode,
1087 (uint32_t) CTrsp->Explanation);
1088 }
1089
1090
1091 } else {
1092 /* NameServer Rsp Error */
1093 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
1094 "0241 NameServer Rsp Error "
1095 "Data: x%x x%x x%x x%x\n",
1096 CTrsp->CommandResponse.bits.CmdRsp,
1097 (uint32_t) CTrsp->ReasonCode,
1098 (uint32_t) CTrsp->Explanation,
1099 vport->fc_flag);
1100
1101 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1102 "GID_FT rsp err2 cmd:x%x rsn:x%x exp:x%x",
1103 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
1104 (uint32_t) CTrsp->ReasonCode,
1105 (uint32_t) CTrsp->Explanation);
1106 }
1107 if (vport->gidft_inp)
1108 vport->gidft_inp--;
1109 }
1110
1111 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1112 "4216 GID_FT cmpl inp %d disc %d\n",
1113 vport->gidft_inp, vport->num_disc_nodes);
1114
1115 /* Link up / RSCN discovery */
1116 if ((vport->num_disc_nodes == 0) &&
1117 (vport->gidft_inp == 0)) {
1118 /*
1119 * The driver has cycled through all Nports in the RSCN payload.
1120 * Complete the handling by cleaning up and marking the
1121 * current driver state.
1122 */
1123 if (vport->port_state >= LPFC_DISC_AUTH) {
1124 if (vport->fc_flag & FC_RSCN_MODE) {
1125 lpfc_els_flush_rscn(vport);
1126 spin_lock_irq(shost->host_lock);
1127 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
1128 spin_unlock_irq(shost->host_lock);
1129 }
1130 else
1131 lpfc_els_flush_rscn(vport);
1132 }
1133
1134 lpfc_disc_start(vport);
1135 }
1136 out:
1137 lpfc_ct_free_iocb(phba, cmdiocb);
1138 lpfc_nlp_put(ndlp);
1139 return;
1140 }
1141
1142 static void
1143 lpfc_cmpl_ct_cmd_gid_pt(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1144 struct lpfc_iocbq *rspiocb)
1145 {
1146 struct lpfc_vport *vport = cmdiocb->vport;
1147 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
1148 IOCB_t *irsp;
1149 struct lpfc_dmabuf *outp;
1150 struct lpfc_dmabuf *inp;
1151 struct lpfc_sli_ct_request *CTrsp;
1152 struct lpfc_sli_ct_request *CTreq;
1153 struct lpfc_nodelist *ndlp;
1154 int rc;
1155
1156 /* First save ndlp, before we overwrite it */
1157 ndlp = cmdiocb->context_un.ndlp;
1158
1159 /* we pass cmdiocb to state machine which needs rspiocb as well */
1160 cmdiocb->context_un.rsp_iocb = rspiocb;
1161 inp = (struct lpfc_dmabuf *)cmdiocb->context1;
1162 outp = (struct lpfc_dmabuf *)cmdiocb->context2;
1163 irsp = &rspiocb->iocb;
1164
1165 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1166 "GID_PT cmpl: status:x%x/x%x rtry:%d",
1167 irsp->ulpStatus, irsp->un.ulpWord[4],
1168 vport->fc_ns_retry);
1169
1170 /* Don't bother processing response if vport is being torn down. */
1171 if (vport->load_flag & FC_UNLOADING) {
1172 if (vport->fc_flag & FC_RSCN_MODE)
1173 lpfc_els_flush_rscn(vport);
1174 goto out;
1175 }
1176
1177 if (lpfc_els_chk_latt(vport)) {
1178 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1179 "4108 Link event during NS query\n");
1180 if (vport->fc_flag & FC_RSCN_MODE)
1181 lpfc_els_flush_rscn(vport);
1182 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
1183 goto out;
1184 }
1185 if (lpfc_error_lost_link(irsp)) {
1186 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1187 "4166 NS query failed due to link event\n");
1188 if (vport->fc_flag & FC_RSCN_MODE)
1189 lpfc_els_flush_rscn(vport);
1190 goto out;
1191 }
1192
1193 spin_lock_irq(shost->host_lock);
1194 if (vport->fc_flag & FC_RSCN_DEFERRED) {
1195 vport->fc_flag &= ~FC_RSCN_DEFERRED;
1196 spin_unlock_irq(shost->host_lock);
1197
1198 /* This is a GID_PT completing so the gidft_inp counter was
1199 * incremented before the GID_PT was issued to the wire.
1200 */
1201 if (vport->gidft_inp)
1202 vport->gidft_inp--;
1203
1204 /*
1205 * Skip processing the NS response
1206 * Re-issue the NS cmd
1207 */
1208 lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
1209 "4167 Process Deferred RSCN Data: x%x x%x\n",
1210 vport->fc_flag, vport->fc_rscn_id_cnt);
1211 lpfc_els_handle_rscn(vport);
1212
1213 goto out;
1214 }
1215 spin_unlock_irq(shost->host_lock);
1216
1217 if (irsp->ulpStatus) {
1218 /* Check for retry */
1219 if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) {
1220 if (irsp->ulpStatus != IOSTAT_LOCAL_REJECT ||
1221 (irsp->un.ulpWord[4] & IOERR_PARAM_MASK) !=
1222 IOERR_NO_RESOURCES)
1223 vport->fc_ns_retry++;
1224
1225 /* CT command is being retried */
1226 rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_PT,
1227 vport->fc_ns_retry, GID_PT_N_PORT);
1228 if (rc == 0)
1229 goto out;
1230 else { /* Unable to send NS cmd */
1231 if (vport->gidft_inp)
1232 vport->gidft_inp--;
1233 }
1234 }
1235 if (vport->fc_flag & FC_RSCN_MODE)
1236 lpfc_els_flush_rscn(vport);
1237 lpfc_vport_set_state(vport, FC_VPORT_FAILED);
1238 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
1239 "4103 GID_FT Query error: 0x%x 0x%x\n",
1240 irsp->ulpStatus, vport->fc_ns_retry);
1241 } else {
1242 /* Good status, continue checking */
1243 CTreq = (struct lpfc_sli_ct_request *)inp->virt;
1244 CTrsp = (struct lpfc_sli_ct_request *)outp->virt;
1245 if (CTrsp->CommandResponse.bits.CmdRsp ==
1246 cpu_to_be16(SLI_CT_RESPONSE_FS_ACC)) {
1247 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1248 "4105 NameServer Rsp Data: x%x x%x "
1249 "x%x x%x sz x%x\n",
1250 vport->fc_flag,
1251 CTreq->un.gid.Fc4Type,
1252 vport->num_disc_nodes,
1253 vport->gidft_inp,
1254 irsp->un.genreq64.bdl.bdeSize);
1255
1256 lpfc_ns_rsp(vport,
1257 outp,
1258 CTreq->un.gid.Fc4Type,
1259 (uint32_t)(irsp->un.genreq64.bdl.bdeSize));
1260 } else if (CTrsp->CommandResponse.bits.CmdRsp ==
1261 be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
1262 /* NameServer Rsp Error */
1263 if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ)
1264 && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) {
1265 lpfc_printf_vlog(
1266 vport, KERN_INFO, LOG_DISCOVERY,
1267 "4106 No NameServer Entries "
1268 "Data: x%x x%x x%x x%x\n",
1269 CTrsp->CommandResponse.bits.CmdRsp,
1270 (uint32_t)CTrsp->ReasonCode,
1271 (uint32_t)CTrsp->Explanation,
1272 vport->fc_flag);
1273
1274 lpfc_debugfs_disc_trc(
1275 vport, LPFC_DISC_TRC_CT,
1276 "GID_PT no entry cmd:x%x rsn:x%x exp:x%x",
1277 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
1278 (uint32_t)CTrsp->ReasonCode,
1279 (uint32_t)CTrsp->Explanation);
1280 } else {
1281 lpfc_printf_vlog(
1282 vport, KERN_INFO, LOG_DISCOVERY,
1283 "4107 NameServer Rsp Error "
1284 "Data: x%x x%x x%x x%x\n",
1285 CTrsp->CommandResponse.bits.CmdRsp,
1286 (uint32_t)CTrsp->ReasonCode,
1287 (uint32_t)CTrsp->Explanation,
1288 vport->fc_flag);
1289
1290 lpfc_debugfs_disc_trc(
1291 vport, LPFC_DISC_TRC_CT,
1292 "GID_PT rsp err1 cmd:x%x rsn:x%x exp:x%x",
1293 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
1294 (uint32_t)CTrsp->ReasonCode,
1295 (uint32_t)CTrsp->Explanation);
1296 }
1297 } else {
1298 /* NameServer Rsp Error */
1299 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
1300 "4109 NameServer Rsp Error "
1301 "Data: x%x x%x x%x x%x\n",
1302 CTrsp->CommandResponse.bits.CmdRsp,
1303 (uint32_t)CTrsp->ReasonCode,
1304 (uint32_t)CTrsp->Explanation,
1305 vport->fc_flag);
1306
1307 lpfc_debugfs_disc_trc(
1308 vport, LPFC_DISC_TRC_CT,
1309 "GID_PT rsp err2 cmd:x%x rsn:x%x exp:x%x",
1310 (uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
1311 (uint32_t)CTrsp->ReasonCode,
1312 (uint32_t)CTrsp->Explanation);
1313 }
1314 if (vport->gidft_inp)
1315 vport->gidft_inp--;
1316 }
1317
1318 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1319 "6450 GID_PT cmpl inp %d disc %d\n",
1320 vport->gidft_inp, vport->num_disc_nodes);
1321
1322 /* Link up / RSCN discovery */
1323 if ((vport->num_disc_nodes == 0) &&
1324 (vport->gidft_inp == 0)) {
1325 /*
1326 * The driver has cycled through all Nports in the RSCN payload.
1327 * Complete the handling by cleaning up and marking the
1328 * current driver state.
1329 */
1330 if (vport->port_state >= LPFC_DISC_AUTH) {
1331 if (vport->fc_flag & FC_RSCN_MODE) {
1332 lpfc_els_flush_rscn(vport);
1333 spin_lock_irq(shost->host_lock);
1334 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
1335 spin_unlock_irq(shost->host_lock);
1336 } else {
1337 lpfc_els_flush_rscn(vport);
1338 }
1339 }
1340
1341 lpfc_disc_start(vport);
1342 }
1343 out:
1344 lpfc_ct_free_iocb(phba, cmdiocb);
1345 lpfc_nlp_put(ndlp);
1346 }
1347
1348 static void
1349 lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1350 struct lpfc_iocbq *rspiocb)
1351 {
1352 struct lpfc_vport *vport = cmdiocb->vport;
1353 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
1354 IOCB_t *irsp = &rspiocb->iocb;
1355 struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *) cmdiocb->context1;
1356 struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1357 struct lpfc_sli_ct_request *CTrsp;
1358 int did, rc, retry;
1359 uint8_t fbits;
1360 struct lpfc_nodelist *ndlp = NULL, *free_ndlp = NULL;
1361
1362 did = ((struct lpfc_sli_ct_request *) inp->virt)->un.gff.PortId;
1363 did = be32_to_cpu(did);
1364
1365 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1366 "GFF_ID cmpl: status:x%x/x%x did:x%x",
1367 irsp->ulpStatus, irsp->un.ulpWord[4], did);
1368
1369 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1370 /* Good status, continue checking */
1371 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1372 fbits = CTrsp->un.gff_acc.fbits[FCP_TYPE_FEATURE_OFFSET];
1373
1374 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1375 "6431 Process GFF_ID rsp for %08x "
1376 "fbits %02x %s %s\n",
1377 did, fbits,
1378 (fbits & FC4_FEATURE_INIT) ? "Initiator" : " ",
1379 (fbits & FC4_FEATURE_TARGET) ? "Target" : " ");
1380
1381 if (CTrsp->CommandResponse.bits.CmdRsp ==
1382 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) {
1383 if ((fbits & FC4_FEATURE_INIT) &&
1384 !(fbits & FC4_FEATURE_TARGET)) {
1385 lpfc_printf_vlog(vport, KERN_INFO,
1386 LOG_DISCOVERY,
1387 "0270 Skip x%x GFF "
1388 "NameServer Rsp Data: (init) "
1389 "x%x x%x\n", did, fbits,
1390 vport->fc_rscn_id_cnt);
1391 goto out;
1392 }
1393 }
1394 }
1395 else {
1396 /* Check for retry */
1397 if (cmdiocb->retry < LPFC_MAX_NS_RETRY) {
1398 retry = 1;
1399 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) {
1400 switch ((irsp->un.ulpWord[4] &
1401 IOERR_PARAM_MASK)) {
1402
1403 case IOERR_NO_RESOURCES:
1404 /* We don't increment the retry
1405 * count for this case.
1406 */
1407 break;
1408 case IOERR_LINK_DOWN:
1409 case IOERR_SLI_ABORTED:
1410 case IOERR_SLI_DOWN:
1411 retry = 0;
1412 break;
1413 default:
1414 cmdiocb->retry++;
1415 }
1416 }
1417 else
1418 cmdiocb->retry++;
1419
1420 if (retry) {
1421 /* CT command is being retried */
1422 rc = lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID,
1423 cmdiocb->retry, did);
1424 if (rc == 0) {
1425 /* success */
1426 free_ndlp = cmdiocb->context_un.ndlp;
1427 lpfc_ct_free_iocb(phba, cmdiocb);
1428 lpfc_nlp_put(free_ndlp);
1429 return;
1430 }
1431 }
1432 }
1433 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
1434 "0267 NameServer GFF Rsp "
1435 "x%x Error (%d %d) Data: x%x x%x\n",
1436 did, irsp->ulpStatus, irsp->un.ulpWord[4],
1437 vport->fc_flag, vport->fc_rscn_id_cnt);
1438 }
1439
1440 /* This is a target port, unregistered port, or the GFF_ID failed */
1441 ndlp = lpfc_setup_disc_node(vport, did);
1442 if (ndlp) {
1443 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1444 "0242 Process x%x GFF "
1445 "NameServer Rsp Data: x%x x%x x%x\n",
1446 did, ndlp->nlp_flag, vport->fc_flag,
1447 vport->fc_rscn_id_cnt);
1448 } else {
1449 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1450 "0243 Skip x%x GFF "
1451 "NameServer Rsp Data: x%x x%x\n", did,
1452 vport->fc_flag, vport->fc_rscn_id_cnt);
1453 }
1454 out:
1455 /* Link up / RSCN discovery */
1456 if (vport->num_disc_nodes)
1457 vport->num_disc_nodes--;
1458
1459 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1460 "6451 GFF_ID cmpl inp %d disc %d\n",
1461 vport->gidft_inp, vport->num_disc_nodes);
1462
1463 if (vport->num_disc_nodes == 0) {
1464 /*
1465 * The driver has cycled through all Nports in the RSCN payload.
1466 * Complete the handling by cleaning up and marking the
1467 * current driver state.
1468 */
1469 if (vport->port_state >= LPFC_DISC_AUTH) {
1470 if (vport->fc_flag & FC_RSCN_MODE) {
1471 lpfc_els_flush_rscn(vport);
1472 spin_lock_irq(shost->host_lock);
1473 vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
1474 spin_unlock_irq(shost->host_lock);
1475 }
1476 else
1477 lpfc_els_flush_rscn(vport);
1478 }
1479 lpfc_disc_start(vport);
1480 }
1481
1482 free_ndlp = cmdiocb->context_un.ndlp;
1483 lpfc_ct_free_iocb(phba, cmdiocb);
1484 lpfc_nlp_put(free_ndlp);
1485 return;
1486 }
1487
1488 static void
1489 lpfc_cmpl_ct_cmd_gft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1490 struct lpfc_iocbq *rspiocb)
1491 {
1492 struct lpfc_vport *vport = cmdiocb->vport;
1493 IOCB_t *irsp = &rspiocb->iocb;
1494 struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *)cmdiocb->context1;
1495 struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *)cmdiocb->context2;
1496 struct lpfc_sli_ct_request *CTrsp;
1497 int did;
1498 struct lpfc_nodelist *ndlp = NULL;
1499 struct lpfc_nodelist *ns_ndlp = NULL;
1500 uint32_t fc4_data_0, fc4_data_1;
1501
1502 did = ((struct lpfc_sli_ct_request *)inp->virt)->un.gft.PortId;
1503 did = be32_to_cpu(did);
1504
1505 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1506 "GFT_ID cmpl: status:x%x/x%x did:x%x",
1507 irsp->ulpStatus, irsp->un.ulpWord[4], did);
1508
1509 /* Preserve the nameserver node to release the reference. */
1510 ns_ndlp = cmdiocb->context_un.ndlp;
1511
1512 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1513 /* Good status, continue checking */
1514 CTrsp = (struct lpfc_sli_ct_request *)outp->virt;
1515 fc4_data_0 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[0]);
1516 fc4_data_1 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[1]);
1517
1518 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1519 "6432 Process GFT_ID rsp for %08x "
1520 "Data %08x %08x %s %s\n",
1521 did, fc4_data_0, fc4_data_1,
1522 (fc4_data_0 & LPFC_FC4_TYPE_BITMASK) ?
1523 "FCP" : " ",
1524 (fc4_data_1 & LPFC_FC4_TYPE_BITMASK) ?
1525 "NVME" : " ");
1526
1527 /* Lookup the NPort_ID queried in the GFT_ID and find the
1528 * driver's local node. It's an error if the driver
1529 * doesn't have one.
1530 */
1531 ndlp = lpfc_findnode_did(vport, did);
1532 if (ndlp) {
1533 /* The bitmask value for FCP and NVME FCP types is
1534 * the same because they are 32 bits distant from
1535 * each other in word0 and word0.
1536 */
1537 if (fc4_data_0 & LPFC_FC4_TYPE_BITMASK)
1538 ndlp->nlp_fc4_type |= NLP_FC4_FCP;
1539 if (fc4_data_1 & LPFC_FC4_TYPE_BITMASK)
1540 ndlp->nlp_fc4_type |= NLP_FC4_NVME;
1541 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1542 "3064 Setting ndlp x%px, DID x%06x "
1543 "with FC4 x%08x, Data: x%08x x%08x "
1544 "%d\n",
1545 ndlp, did, ndlp->nlp_fc4_type,
1546 FC_TYPE_FCP, FC_TYPE_NVME,
1547 ndlp->nlp_state);
1548
1549 if (ndlp->nlp_state == NLP_STE_REG_LOGIN_ISSUE &&
1550 ndlp->nlp_fc4_type) {
1551 ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE;
1552
1553 lpfc_nlp_set_state(vport, ndlp,
1554 NLP_STE_PRLI_ISSUE);
1555 lpfc_issue_els_prli(vport, ndlp, 0);
1556 } else if (!ndlp->nlp_fc4_type) {
1557 /* If fc4 type is still unknown, then LOGO */
1558 lpfc_printf_vlog(vport, KERN_INFO,
1559 LOG_DISCOVERY,
1560 "6443 Sending LOGO ndlp x%px,"
1561 "DID x%06x with fc4_type: "
1562 "x%08x, state: %d\n",
1563 ndlp, did, ndlp->nlp_fc4_type,
1564 ndlp->nlp_state);
1565 lpfc_issue_els_logo(vport, ndlp, 0);
1566 ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE;
1567 lpfc_nlp_set_state(vport, ndlp,
1568 NLP_STE_NPR_NODE);
1569 }
1570 }
1571 } else
1572 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
1573 "3065 GFT_ID failed x%08x\n", irsp->ulpStatus);
1574
1575 lpfc_ct_free_iocb(phba, cmdiocb);
1576 lpfc_nlp_put(ns_ndlp);
1577 }
1578
1579 static void
1580 lpfc_cmpl_ct(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1581 struct lpfc_iocbq *rspiocb)
1582 {
1583 struct lpfc_vport *vport = cmdiocb->vport;
1584 struct lpfc_dmabuf *inp;
1585 struct lpfc_dmabuf *outp;
1586 IOCB_t *irsp;
1587 struct lpfc_sli_ct_request *CTrsp;
1588 struct lpfc_nodelist *ndlp;
1589 int cmdcode, rc;
1590 uint8_t retry;
1591 uint32_t latt;
1592
1593 /* First save ndlp, before we overwrite it */
1594 ndlp = cmdiocb->context_un.ndlp;
1595
1596 /* we pass cmdiocb to state machine which needs rspiocb as well */
1597 cmdiocb->context_un.rsp_iocb = rspiocb;
1598
1599 inp = (struct lpfc_dmabuf *) cmdiocb->context1;
1600 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1601 irsp = &rspiocb->iocb;
1602
1603 cmdcode = be16_to_cpu(((struct lpfc_sli_ct_request *) inp->virt)->
1604 CommandResponse.bits.CmdRsp);
1605 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1606
1607 latt = lpfc_els_chk_latt(vport);
1608
1609 /* RFT request completes status <ulpStatus> CmdRsp <CmdRsp> */
1610 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1611 "0209 CT Request completes, latt %d, "
1612 "ulpStatus x%x CmdRsp x%x, Context x%x, Tag x%x\n",
1613 latt, irsp->ulpStatus,
1614 CTrsp->CommandResponse.bits.CmdRsp,
1615 cmdiocb->iocb.ulpContext, cmdiocb->iocb.ulpIoTag);
1616
1617 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
1618 "CT cmd cmpl: status:x%x/x%x cmd:x%x",
1619 irsp->ulpStatus, irsp->un.ulpWord[4], cmdcode);
1620
1621 if (irsp->ulpStatus) {
1622 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
1623 "0268 NS cmd x%x Error (x%x x%x)\n",
1624 cmdcode, irsp->ulpStatus, irsp->un.ulpWord[4]);
1625
1626 if ((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) &&
1627 (((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) ==
1628 IOERR_SLI_DOWN) ||
1629 ((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) ==
1630 IOERR_SLI_ABORTED)))
1631 goto out;
1632
1633 retry = cmdiocb->retry;
1634 if (retry >= LPFC_MAX_NS_RETRY)
1635 goto out;
1636
1637 retry++;
1638 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
1639 "0250 Retrying NS cmd %x\n", cmdcode);
1640 rc = lpfc_ns_cmd(vport, cmdcode, retry, 0);
1641 if (rc == 0)
1642 goto out;
1643 }
1644
1645 out:
1646 lpfc_ct_free_iocb(phba, cmdiocb);
1647 lpfc_nlp_put(ndlp);
1648 return;
1649 }
1650
1651 static void
1652 lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1653 struct lpfc_iocbq *rspiocb)
1654 {
1655 IOCB_t *irsp = &rspiocb->iocb;
1656 struct lpfc_vport *vport = cmdiocb->vport;
1657
1658 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1659 struct lpfc_dmabuf *outp;
1660 struct lpfc_sli_ct_request *CTrsp;
1661
1662 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1663 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1664 if (CTrsp->CommandResponse.bits.CmdRsp ==
1665 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1666 vport->ct_flags |= FC_CT_RFT_ID;
1667 }
1668 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1669 return;
1670 }
1671
1672 static void
1673 lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1674 struct lpfc_iocbq *rspiocb)
1675 {
1676 IOCB_t *irsp = &rspiocb->iocb;
1677 struct lpfc_vport *vport = cmdiocb->vport;
1678
1679 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1680 struct lpfc_dmabuf *outp;
1681 struct lpfc_sli_ct_request *CTrsp;
1682
1683 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1684 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1685 if (CTrsp->CommandResponse.bits.CmdRsp ==
1686 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1687 vport->ct_flags |= FC_CT_RNN_ID;
1688 }
1689 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1690 return;
1691 }
1692
1693 static void
1694 lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1695 struct lpfc_iocbq *rspiocb)
1696 {
1697 IOCB_t *irsp = &rspiocb->iocb;
1698 struct lpfc_vport *vport = cmdiocb->vport;
1699
1700 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1701 struct lpfc_dmabuf *outp;
1702 struct lpfc_sli_ct_request *CTrsp;
1703
1704 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1705 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1706 if (CTrsp->CommandResponse.bits.CmdRsp ==
1707 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1708 vport->ct_flags |= FC_CT_RSPN_ID;
1709 }
1710 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1711 return;
1712 }
1713
1714 static void
1715 lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1716 struct lpfc_iocbq *rspiocb)
1717 {
1718 IOCB_t *irsp = &rspiocb->iocb;
1719 struct lpfc_vport *vport = cmdiocb->vport;
1720
1721 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1722 struct lpfc_dmabuf *outp;
1723 struct lpfc_sli_ct_request *CTrsp;
1724
1725 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1726 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1727 if (CTrsp->CommandResponse.bits.CmdRsp ==
1728 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1729 vport->ct_flags |= FC_CT_RSNN_NN;
1730 }
1731 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1732 return;
1733 }
1734
1735 static void
1736 lpfc_cmpl_ct_cmd_da_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1737 struct lpfc_iocbq *rspiocb)
1738 {
1739 struct lpfc_vport *vport = cmdiocb->vport;
1740
1741 /* even if it fails we will act as though it succeeded. */
1742 vport->ct_flags = 0;
1743 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1744 return;
1745 }
1746
1747 static void
1748 lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
1749 struct lpfc_iocbq *rspiocb)
1750 {
1751 IOCB_t *irsp = &rspiocb->iocb;
1752 struct lpfc_vport *vport = cmdiocb->vport;
1753
1754 if (irsp->ulpStatus == IOSTAT_SUCCESS) {
1755 struct lpfc_dmabuf *outp;
1756 struct lpfc_sli_ct_request *CTrsp;
1757
1758 outp = (struct lpfc_dmabuf *) cmdiocb->context2;
1759 CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
1760 if (CTrsp->CommandResponse.bits.CmdRsp ==
1761 be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
1762 vport->ct_flags |= FC_CT_RFF_ID;
1763 }
1764 lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
1765 return;
1766 }
1767
1768 /*
1769 * Although the symbolic port name is thought to be an integer
1770 * as of January 18, 2016, leave it as a string until more of
1771 * the record state becomes defined.
1772 */
1773 int
1774 lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol,
1775 size_t size)
1776 {
1777 int n;
1778
1779 /*
1780 * Use the lpfc board number as the Symbolic Port
1781 * Name object. NPIV is not in play so this integer
1782 * value is sufficient and unique per FC-ID.
1783 */
1784 n = scnprintf(symbol, size, "%d", vport->phba->brd_no);
1785 return n;
1786 }
1787
1788
1789 int
1790 lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol,
1791 size_t size)
1792 {
1793 char fwrev[FW_REV_STR_SIZE] = {0};
1794 char tmp[MAXHOSTNAMELEN] = {0};
1795
1796 memset(symbol, 0, size);
1797
1798 scnprintf(tmp, sizeof(tmp), "Emulex %s", vport->phba->ModelName);
1799 if (strlcat(symbol, tmp, size) >= size)
1800 goto buffer_done;
1801
1802 lpfc_decode_firmware_rev(vport->phba, fwrev, 0);
1803 scnprintf(tmp, sizeof(tmp), " FV%s", fwrev);
1804 if (strlcat(symbol, tmp, size) >= size)
1805 goto buffer_done;
1806
1807 scnprintf(tmp, sizeof(tmp), " DV%s", lpfc_release_version);
1808 if (strlcat(symbol, tmp, size) >= size)
1809 goto buffer_done;
1810
1811 scnprintf(tmp, sizeof(tmp), " HN:%s", vport->phba->os_host_name);
1812 if (strlcat(symbol, tmp, size) >= size)
1813 goto buffer_done;
1814
1815 /* Note :- OS name is "Linux" */
1816 scnprintf(tmp, sizeof(tmp), " OS:%s", init_utsname()->sysname);
1817 strlcat(symbol, tmp, size);
1818
1819 buffer_done:
1820 return strnlen(symbol, size);
1821
1822 }
1823
1824 static uint32_t
1825 lpfc_find_map_node(struct lpfc_vport *vport)
1826 {
1827 struct lpfc_nodelist *ndlp, *next_ndlp;
1828 struct Scsi_Host *shost;
1829 uint32_t cnt = 0;
1830
1831 shost = lpfc_shost_from_vport(vport);
1832 spin_lock_irq(shost->host_lock);
1833 list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) {
1834 if (ndlp->nlp_type & NLP_FABRIC)
1835 continue;
1836 if ((ndlp->nlp_state == NLP_STE_MAPPED_NODE) ||
1837 (ndlp->nlp_state == NLP_STE_UNMAPPED_NODE))
1838 cnt++;
1839 }
1840 spin_unlock_irq(shost->host_lock);
1841 return cnt;
1842 }
1843
1844 /*
1845 * This routine will return the FC4 Type associated with the CT
1846 * GID_FT command.
1847 */
1848 int
1849 lpfc_get_gidft_type(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb)
1850 {
1851 struct lpfc_sli_ct_request *CtReq;
1852 struct lpfc_dmabuf *mp;
1853 uint32_t type;
1854
1855 mp = cmdiocb->context1;
1856 if (mp == NULL)
1857 return 0;
1858 CtReq = (struct lpfc_sli_ct_request *)mp->virt;
1859 type = (uint32_t)CtReq->un.gid.Fc4Type;
1860 if ((type != SLI_CTPT_FCP) && (type != SLI_CTPT_NVME))
1861 return 0;
1862 return type;
1863 }
1864
1865 /*
1866 * lpfc_ns_cmd
1867 * Description:
1868 * Issue Cmd to NameServer
1869 * SLI_CTNS_GID_FT
1870 * LI_CTNS_RFT_ID
1871 */
1872 int
1873 lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode,
1874 uint8_t retry, uint32_t context)
1875 {
1876 struct lpfc_nodelist * ndlp;
1877 struct lpfc_hba *phba = vport->phba;
1878 struct lpfc_dmabuf *mp, *bmp;
1879 struct lpfc_sli_ct_request *CtReq;
1880 struct ulp_bde64 *bpl;
1881 void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
1882 struct lpfc_iocbq *) = NULL;
1883 uint32_t *ptr;
1884 uint32_t rsp_size = 1024;
1885 size_t size;
1886 int rc = 0;
1887
1888 ndlp = lpfc_findnode_did(vport, NameServer_DID);
1889 if (!ndlp || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) {
1890 rc=1;
1891 goto ns_cmd_exit;
1892 }
1893
1894 /* fill in BDEs for command */
1895 /* Allocate buffer for command payload */
1896 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
1897 if (!mp) {
1898 rc=2;
1899 goto ns_cmd_exit;
1900 }
1901
1902 INIT_LIST_HEAD(&mp->list);
1903 mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys));
1904 if (!mp->virt) {
1905 rc=3;
1906 goto ns_cmd_free_mp;
1907 }
1908
1909 /* Allocate buffer for Buffer ptr list */
1910 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
1911 if (!bmp) {
1912 rc=4;
1913 goto ns_cmd_free_mpvirt;
1914 }
1915
1916 INIT_LIST_HEAD(&bmp->list);
1917 bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys));
1918 if (!bmp->virt) {
1919 rc=5;
1920 goto ns_cmd_free_bmp;
1921 }
1922
1923 /* NameServer Req */
1924 lpfc_printf_vlog(vport, KERN_INFO ,LOG_DISCOVERY,
1925 "0236 NameServer Req Data: x%x x%x x%x x%x\n",
1926 cmdcode, vport->fc_flag, vport->fc_rscn_id_cnt,
1927 context);
1928
1929 bpl = (struct ulp_bde64 *) bmp->virt;
1930 memset(bpl, 0, sizeof(struct ulp_bde64));
1931 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
1932 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
1933 bpl->tus.f.bdeFlags = 0;
1934 if (cmdcode == SLI_CTNS_GID_FT)
1935 bpl->tus.f.bdeSize = GID_REQUEST_SZ;
1936 else if (cmdcode == SLI_CTNS_GID_PT)
1937 bpl->tus.f.bdeSize = GID_REQUEST_SZ;
1938 else if (cmdcode == SLI_CTNS_GFF_ID)
1939 bpl->tus.f.bdeSize = GFF_REQUEST_SZ;
1940 else if (cmdcode == SLI_CTNS_GFT_ID)
1941 bpl->tus.f.bdeSize = GFT_REQUEST_SZ;
1942 else if (cmdcode == SLI_CTNS_RFT_ID)
1943 bpl->tus.f.bdeSize = RFT_REQUEST_SZ;
1944 else if (cmdcode == SLI_CTNS_RNN_ID)
1945 bpl->tus.f.bdeSize = RNN_REQUEST_SZ;
1946 else if (cmdcode == SLI_CTNS_RSPN_ID)
1947 bpl->tus.f.bdeSize = RSPN_REQUEST_SZ;
1948 else if (cmdcode == SLI_CTNS_RSNN_NN)
1949 bpl->tus.f.bdeSize = RSNN_REQUEST_SZ;
1950 else if (cmdcode == SLI_CTNS_DA_ID)
1951 bpl->tus.f.bdeSize = DA_ID_REQUEST_SZ;
1952 else if (cmdcode == SLI_CTNS_RFF_ID)
1953 bpl->tus.f.bdeSize = RFF_REQUEST_SZ;
1954 else
1955 bpl->tus.f.bdeSize = 0;
1956 bpl->tus.w = le32_to_cpu(bpl->tus.w);
1957
1958 CtReq = (struct lpfc_sli_ct_request *) mp->virt;
1959 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request));
1960 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
1961 CtReq->RevisionId.bits.InId = 0;
1962 CtReq->FsType = SLI_CT_DIRECTORY_SERVICE;
1963 CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER;
1964 CtReq->CommandResponse.bits.Size = 0;
1965 switch (cmdcode) {
1966 case SLI_CTNS_GID_FT:
1967 CtReq->CommandResponse.bits.CmdRsp =
1968 cpu_to_be16(SLI_CTNS_GID_FT);
1969 CtReq->un.gid.Fc4Type = context;
1970
1971 if (vport->port_state < LPFC_NS_QRY)
1972 vport->port_state = LPFC_NS_QRY;
1973 lpfc_set_disctmo(vport);
1974 cmpl = lpfc_cmpl_ct_cmd_gid_ft;
1975 rsp_size = FC_MAX_NS_RSP;
1976 break;
1977
1978 case SLI_CTNS_GID_PT:
1979 CtReq->CommandResponse.bits.CmdRsp =
1980 cpu_to_be16(SLI_CTNS_GID_PT);
1981 CtReq->un.gid.PortType = context;
1982
1983 if (vport->port_state < LPFC_NS_QRY)
1984 vport->port_state = LPFC_NS_QRY;
1985 lpfc_set_disctmo(vport);
1986 cmpl = lpfc_cmpl_ct_cmd_gid_pt;
1987 rsp_size = FC_MAX_NS_RSP;
1988 break;
1989
1990 case SLI_CTNS_GFF_ID:
1991 CtReq->CommandResponse.bits.CmdRsp =
1992 cpu_to_be16(SLI_CTNS_GFF_ID);
1993 CtReq->un.gff.PortId = cpu_to_be32(context);
1994 cmpl = lpfc_cmpl_ct_cmd_gff_id;
1995 break;
1996
1997 case SLI_CTNS_GFT_ID:
1998 CtReq->CommandResponse.bits.CmdRsp =
1999 cpu_to_be16(SLI_CTNS_GFT_ID);
2000 CtReq->un.gft.PortId = cpu_to_be32(context);
2001 cmpl = lpfc_cmpl_ct_cmd_gft_id;
2002 break;
2003
2004 case SLI_CTNS_RFT_ID:
2005 vport->ct_flags &= ~FC_CT_RFT_ID;
2006 CtReq->CommandResponse.bits.CmdRsp =
2007 cpu_to_be16(SLI_CTNS_RFT_ID);
2008 CtReq->un.rft.PortId = cpu_to_be32(vport->fc_myDID);
2009
2010 /* Register FC4 FCP type if enabled. */
2011 if (vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH ||
2012 vport->cfg_enable_fc4_type == LPFC_ENABLE_FCP)
2013 CtReq->un.rft.fcpReg = 1;
2014
2015 /* Register NVME type if enabled. Defined LE and swapped.
2016 * rsvd[0] is used as word1 because of the hard-coded
2017 * word0 usage in the ct_request data structure.
2018 */
2019 if (vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH ||
2020 vport->cfg_enable_fc4_type == LPFC_ENABLE_NVME)
2021 CtReq->un.rft.rsvd[0] =
2022 cpu_to_be32(LPFC_FC4_TYPE_BITMASK);
2023
2024 ptr = (uint32_t *)CtReq;
2025 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
2026 "6433 Issue RFT (%s %s): %08x %08x %08x %08x "
2027 "%08x %08x %08x %08x\n",
2028 CtReq->un.rft.fcpReg ? "FCP" : " ",
2029 CtReq->un.rft.rsvd[0] ? "NVME" : " ",
2030 *ptr, *(ptr + 1), *(ptr + 2), *(ptr + 3),
2031 *(ptr + 4), *(ptr + 5),
2032 *(ptr + 6), *(ptr + 7));
2033 cmpl = lpfc_cmpl_ct_cmd_rft_id;
2034 break;
2035
2036 case SLI_CTNS_RNN_ID:
2037 vport->ct_flags &= ~FC_CT_RNN_ID;
2038 CtReq->CommandResponse.bits.CmdRsp =
2039 cpu_to_be16(SLI_CTNS_RNN_ID);
2040 CtReq->un.rnn.PortId = cpu_to_be32(vport->fc_myDID);
2041 memcpy(CtReq->un.rnn.wwnn, &vport->fc_nodename,
2042 sizeof(struct lpfc_name));
2043 cmpl = lpfc_cmpl_ct_cmd_rnn_id;
2044 break;
2045
2046 case SLI_CTNS_RSPN_ID:
2047 vport->ct_flags &= ~FC_CT_RSPN_ID;
2048 CtReq->CommandResponse.bits.CmdRsp =
2049 cpu_to_be16(SLI_CTNS_RSPN_ID);
2050 CtReq->un.rspn.PortId = cpu_to_be32(vport->fc_myDID);
2051 size = sizeof(CtReq->un.rspn.symbname);
2052 CtReq->un.rspn.len =
2053 lpfc_vport_symbolic_port_name(vport,
2054 CtReq->un.rspn.symbname, size);
2055 cmpl = lpfc_cmpl_ct_cmd_rspn_id;
2056 break;
2057 case SLI_CTNS_RSNN_NN:
2058 vport->ct_flags &= ~FC_CT_RSNN_NN;
2059 CtReq->CommandResponse.bits.CmdRsp =
2060 cpu_to_be16(SLI_CTNS_RSNN_NN);
2061 memcpy(CtReq->un.rsnn.wwnn, &vport->fc_nodename,
2062 sizeof(struct lpfc_name));
2063 size = sizeof(CtReq->un.rsnn.symbname);
2064 CtReq->un.rsnn.len =
2065 lpfc_vport_symbolic_node_name(vport,
2066 CtReq->un.rsnn.symbname, size);
2067 cmpl = lpfc_cmpl_ct_cmd_rsnn_nn;
2068 break;
2069 case SLI_CTNS_DA_ID:
2070 /* Implement DA_ID Nameserver request */
2071 CtReq->CommandResponse.bits.CmdRsp =
2072 cpu_to_be16(SLI_CTNS_DA_ID);
2073 CtReq->un.da_id.port_id = cpu_to_be32(vport->fc_myDID);
2074 cmpl = lpfc_cmpl_ct_cmd_da_id;
2075 break;
2076 case SLI_CTNS_RFF_ID:
2077 vport->ct_flags &= ~FC_CT_RFF_ID;
2078 CtReq->CommandResponse.bits.CmdRsp =
2079 cpu_to_be16(SLI_CTNS_RFF_ID);
2080 CtReq->un.rff.PortId = cpu_to_be32(vport->fc_myDID);
2081 CtReq->un.rff.fbits = FC4_FEATURE_INIT;
2082
2083 /* The driver always supports FC_TYPE_FCP. However, the
2084 * caller can specify NVME (type x28) as well. But only
2085 * these that FC4 type is supported.
2086 */
2087 if (((vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
2088 (vport->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) &&
2089 (context == FC_TYPE_NVME)) {
2090 if ((vport == phba->pport) && phba->nvmet_support) {
2091 CtReq->un.rff.fbits = (FC4_FEATURE_TARGET |
2092 FC4_FEATURE_NVME_DISC);
2093 lpfc_nvmet_update_targetport(phba);
2094 } else {
2095 lpfc_nvme_update_localport(vport);
2096 }
2097 CtReq->un.rff.type_code = context;
2098
2099 } else if (((vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
2100 (vport->cfg_enable_fc4_type == LPFC_ENABLE_FCP)) &&
2101 (context == FC_TYPE_FCP))
2102 CtReq->un.rff.type_code = context;
2103
2104 else
2105 goto ns_cmd_free_bmpvirt;
2106
2107 ptr = (uint32_t *)CtReq;
2108 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
2109 "6434 Issue RFF (%s): %08x %08x %08x %08x "
2110 "%08x %08x %08x %08x\n",
2111 (context == FC_TYPE_NVME) ? "NVME" : "FCP",
2112 *ptr, *(ptr + 1), *(ptr + 2), *(ptr + 3),
2113 *(ptr + 4), *(ptr + 5),
2114 *(ptr + 6), *(ptr + 7));
2115 cmpl = lpfc_cmpl_ct_cmd_rff_id;
2116 break;
2117 }
2118 /* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count
2119 * to hold ndlp reference for the corresponding callback function.
2120 */
2121 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) {
2122 /* On success, The cmpl function will free the buffers */
2123 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
2124 "Issue CT cmd: cmd:x%x did:x%x",
2125 cmdcode, ndlp->nlp_DID, 0);
2126 return 0;
2127 }
2128 rc=6;
2129
2130 ns_cmd_free_bmpvirt:
2131 lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
2132 ns_cmd_free_bmp:
2133 kfree(bmp);
2134 ns_cmd_free_mpvirt:
2135 lpfc_mbuf_free(phba, mp->virt, mp->phys);
2136 ns_cmd_free_mp:
2137 kfree(mp);
2138 ns_cmd_exit:
2139 lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT,
2140 "0266 Issue NameServer Req x%x err %d Data: x%x x%x\n",
2141 cmdcode, rc, vport->fc_flag, vport->fc_rscn_id_cnt);
2142 return 1;
2143 }
2144
2145 /**
2146 * lpfc_cmpl_ct_disc_fdmi - Handle a discovery FDMI completion
2147 * @phba: Pointer to HBA context object.
2148 * @cmdiocb: Pointer to the command IOCBQ.
2149 * @rspiocb: Pointer to the response IOCBQ.
2150 *
2151 * This function to handle the completion of a driver initiated FDMI
2152 * CT command issued during discovery.
2153 */
2154 static void
2155 lpfc_cmpl_ct_disc_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
2156 struct lpfc_iocbq *rspiocb)
2157 {
2158 struct lpfc_vport *vport = cmdiocb->vport;
2159 struct lpfc_dmabuf *inp = cmdiocb->context1;
2160 struct lpfc_dmabuf *outp = cmdiocb->context2;
2161 struct lpfc_sli_ct_request *CTcmd = inp->virt;
2162 struct lpfc_sli_ct_request *CTrsp = outp->virt;
2163 uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp;
2164 uint16_t fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp;
2165 IOCB_t *irsp = &rspiocb->iocb;
2166 struct lpfc_nodelist *ndlp, *free_ndlp = NULL;
2167 uint32_t latt, cmd, err;
2168
2169 latt = lpfc_els_chk_latt(vport);
2170 lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
2171 "FDMI cmpl: status:x%x/x%x latt:%d",
2172 irsp->ulpStatus, irsp->un.ulpWord[4], latt);
2173
2174 if (latt || irsp->ulpStatus) {
2175
2176 /* Look for a retryable error */
2177 if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) {
2178 switch ((irsp->un.ulpWord[4] & IOERR_PARAM_MASK)) {
2179 case IOERR_SLI_ABORTED:
2180 case IOERR_SLI_DOWN:
2181 /* Driver aborted this IO. No retry as error
2182 * is likely Offline->Online or some adapter
2183 * error. Recovery will try again.
2184 */
2185 break;
2186 case IOERR_ABORT_IN_PROGRESS:
2187 case IOERR_SEQUENCE_TIMEOUT:
2188 case IOERR_ILLEGAL_FRAME:
2189 case IOERR_NO_RESOURCES:
2190 case IOERR_ILLEGAL_COMMAND:
2191 cmdiocb->retry++;
2192 if (cmdiocb->retry >= LPFC_FDMI_MAX_RETRY)
2193 break;
2194
2195 /* Retry the same FDMI command */
2196 err = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING,
2197 cmdiocb, 0);
2198 if (err == IOCB_ERROR)
2199 break;
2200 return;
2201 default:
2202 break;
2203 }
2204 }
2205
2206 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
2207 "0229 FDMI cmd %04x failed, latt = %d "
2208 "ulpStatus: x%x, rid x%x\n",
2209 be16_to_cpu(fdmi_cmd), latt, irsp->ulpStatus,
2210 irsp->un.ulpWord[4]);
2211 }
2212
2213 free_ndlp = cmdiocb->context_un.ndlp;
2214 lpfc_ct_free_iocb(phba, cmdiocb);
2215 lpfc_nlp_put(free_ndlp);
2216
2217 ndlp = lpfc_findnode_did(vport, FDMI_DID);
2218 if (!ndlp)
2219 return;
2220
2221 /* Check for a CT LS_RJT response */
2222 cmd = be16_to_cpu(fdmi_cmd);
2223 if (fdmi_rsp == cpu_to_be16(SLI_CT_RESPONSE_FS_RJT)) {
2224 /* FDMI rsp failed */
2225 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
2226 "0220 FDMI cmd failed FS_RJT Data: x%x", cmd);
2227
2228 /* Should we fallback to FDMI-2 / FDMI-1 ? */
2229 switch (cmd) {
2230 case SLI_MGMT_RHBA:
2231 if (vport->fdmi_hba_mask == LPFC_FDMI2_HBA_ATTR) {
2232 /* Fallback to FDMI-1 */
2233 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR;
2234 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR;
2235 /* Start over */
2236 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0);
2237 }
2238 return;
2239
2240 case SLI_MGMT_RPRT:
2241 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) {
2242 /* Fallback to FDMI-1 */
2243 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR;
2244 /* Start over */
2245 lpfc_fdmi_cmd(vport, ndlp, cmd, 0);
2246 return;
2247 }
2248 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) {
2249 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR;
2250 /* Retry the same command */
2251 lpfc_fdmi_cmd(vport, ndlp, cmd, 0);
2252 }
2253 return;
2254
2255 case SLI_MGMT_RPA:
2256 /* No retry on Vendor RPA */
2257 if (phba->link_flag & LS_CT_VEN_RPA) {
2258 lpfc_printf_vlog(vport, KERN_ERR,
2259 LOG_DISCOVERY | LOG_ELS,
2260 "6460 VEN FDMI RPA failure\n");
2261 phba->link_flag &= ~LS_CT_VEN_RPA;
2262 return;
2263 }
2264 if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) {
2265 /* Fallback to FDMI-1 */
2266 vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR;
2267 vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR;
2268 /* Start over */
2269 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0);
2270 return;
2271 }
2272 if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) {
2273 vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR;
2274 /* Retry the same command */
2275 lpfc_fdmi_cmd(vport, ndlp, cmd, 0);
2276 }
2277 return;
2278 }
2279 }
2280
2281 /*
2282 * On success, need to cycle thru FDMI registration for discovery
2283 * DHBA -> DPRT -> RHBA -> RPA (physical port)
2284 * DPRT -> RPRT (vports)
2285 */
2286 switch (cmd) {
2287 case SLI_MGMT_RHBA:
2288 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA, 0);
2289 break;
2290
2291 case SLI_MGMT_DHBA:
2292 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT, 0);
2293 break;
2294
2295 case SLI_MGMT_DPRT:
2296 if (vport->port_type == LPFC_PHYSICAL_PORT)
2297 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA, 0);
2298 else
2299 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 0);
2300 break;
2301 case SLI_MGMT_RPA:
2302 if (vport->port_type == LPFC_PHYSICAL_PORT &&
2303 phba->cfg_enable_mi &&
2304 phba->sli4_hba.pc_sli4_params.mi_ver > LPFC_MIB1_SUPPORT) {
2305 /* mi is only for the phyical port, no vports */
2306 if (phba->link_flag & LS_CT_VEN_RPA) {
2307 lpfc_printf_vlog(vport, KERN_INFO,
2308 LOG_DISCOVERY | LOG_ELS,
2309 "6449 VEN RPA Success\n");
2310 break;
2311 }
2312
2313 if (lpfc_fdmi_cmd(vport, ndlp, cmd,
2314 LPFC_FDMI_VENDOR_ATTR_mi) == 0)
2315 phba->link_flag |= LS_CT_VEN_RPA;
2316 lpfc_printf_vlog(vport, KERN_INFO,
2317 LOG_DISCOVERY | LOG_ELS,
2318 "6458 Send MI FDMI:%x Flag x%x\n",
2319 phba->sli4_hba.pc_sli4_params.mi_value,
2320 phba->link_flag);
2321 } else {
2322 lpfc_printf_vlog(vport, KERN_INFO,
2323 LOG_DISCOVERY | LOG_ELS,
2324 "6459 No FDMI VEN MI support - "
2325 "RPA Success\n");
2326 }
2327 break;
2328 }
2329 return;
2330 }
2331
2332
2333 /**
2334 * lpfc_fdmi_change_check - Check for changed FDMI parameters
2335 * @vport: pointer to a host virtual N_Port data structure.
2336 *
2337 * Check how many mapped NPorts we are connected to
2338 * Check if our hostname changed
2339 * Called from hbeat timeout routine to check if any FDMI parameters
2340 * changed. If so, re-register those Attributes.
2341 */
2342 void
2343 lpfc_fdmi_change_check(struct lpfc_vport *vport)
2344 {
2345 struct lpfc_hba *phba = vport->phba;
2346 struct lpfc_nodelist *ndlp;
2347 uint16_t cnt;
2348
2349 if (!lpfc_is_link_up(phba))
2350 return;
2351
2352 /* Must be connected to a Fabric */
2353 if (!(vport->fc_flag & FC_FABRIC))
2354 return;
2355
2356 ndlp = lpfc_findnode_did(vport, FDMI_DID);
2357 if (!ndlp)
2358 return;
2359
2360 /* Check if system hostname changed */
2361 if (strcmp(phba->os_host_name, init_utsname()->nodename)) {
2362 memset(phba->os_host_name, 0, sizeof(phba->os_host_name));
2363 scnprintf(phba->os_host_name, sizeof(phba->os_host_name), "%s",
2364 init_utsname()->nodename);
2365 lpfc_ns_cmd(vport, SLI_CTNS_RSNN_NN, 0, 0);
2366
2367 /* Since this effects multiple HBA and PORT attributes, we need
2368 * de-register and go thru the whole FDMI registration cycle.
2369 * DHBA -> DPRT -> RHBA -> RPA (physical port)
2370 * DPRT -> RPRT (vports)
2371 */
2372 if (vport->port_type == LPFC_PHYSICAL_PORT)
2373 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0);
2374 else
2375 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT, 0);
2376
2377 /* Since this code path registers all the port attributes
2378 * we can just return without further checking.
2379 */
2380 return;
2381 }
2382
2383 if (!(vport->fdmi_port_mask & LPFC_FDMI_PORT_ATTR_num_disc))
2384 return;
2385
2386 /* Check if the number of mapped NPorts changed */
2387 cnt = lpfc_find_map_node(vport);
2388 if (cnt == vport->fdmi_num_disc)
2389 return;
2390
2391 if (vport->port_type == LPFC_PHYSICAL_PORT) {
2392 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA,
2393 LPFC_FDMI_PORT_ATTR_num_disc);
2394 } else {
2395 lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT,
2396 LPFC_FDMI_PORT_ATTR_num_disc);
2397 }
2398 }
2399
2400 /* Routines for all individual HBA attributes */
2401 static int
2402 lpfc_fdmi_hba_attr_wwnn(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad)
2403 {
2404 struct lpfc_fdmi_attr_entry *ae;
2405 uint32_t size;
2406
2407 ae = &ad->AttrValue;
2408 memset(ae, 0, sizeof(*ae));
2409
2410 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.nodeName,
2411 sizeof(struct lpfc_name));
2412 size = FOURBYTES + sizeof(struct lpfc_name);
2413 ad->AttrLen = cpu_to_be16(size);
2414 ad->AttrType = cpu_to_be16(RHBA_NODENAME);
2415 return size;
2416 }
2417 static int
2418 lpfc_fdmi_hba_attr_manufacturer(struct lpfc_vport *vport,
2419 struct lpfc_fdmi_attr_def *ad)
2420 {
2421 struct lpfc_fdmi_attr_entry *ae;
2422 uint32_t len, size;
2423
2424 ae = &ad->AttrValue;
2425 memset(ae, 0, sizeof(*ae));
2426
2427 /* This string MUST be consistent with other FC platforms
2428 * supported by Broadcom.
2429 */
2430 strncpy(ae->un.AttrString,
2431 "Emulex Corporation",
2432 sizeof(ae->un.AttrString));
2433 len = strnlen(ae->un.AttrString,
2434 sizeof(ae->un.AttrString));
2435 len += (len & 3) ? (4 - (len & 3)) : 4;
2436 size = FOURBYTES + len;
2437 ad->AttrLen = cpu_to_be16(size);
2438 ad->AttrType = cpu_to_be16(RHBA_MANUFACTURER);
2439 return size;
2440 }
2441
2442 static int
2443 lpfc_fdmi_hba_attr_sn(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad)
2444 {
2445 struct lpfc_hba *phba = vport->phba;
2446 struct lpfc_fdmi_attr_entry *ae;
2447 uint32_t len, size;
2448
2449 ae = &ad->AttrValue;
2450 memset(ae, 0, sizeof(*ae));
2451
2452 strncpy(ae->un.AttrString, phba->SerialNumber,
2453 sizeof(ae->un.AttrString));
2454 len = strnlen(ae->un.AttrString,
2455 sizeof(ae->un.AttrString));
2456 len += (len & 3) ? (4 - (len & 3)) : 4;
2457 size = FOURBYTES + len;
2458 ad->AttrLen = cpu_to_be16(size);
2459 ad->AttrType = cpu_to_be16(RHBA_SERIAL_NUMBER);
2460 return size;
2461 }
2462
2463 static int
2464 lpfc_fdmi_hba_attr_model(struct lpfc_vport *vport,
2465 struct lpfc_fdmi_attr_def *ad)
2466 {
2467 struct lpfc_hba *phba = vport->phba;
2468 struct lpfc_fdmi_attr_entry *ae;
2469 uint32_t len, size;
2470
2471 ae = &ad->AttrValue;
2472 memset(ae, 0, sizeof(*ae));
2473
2474 strncpy(ae->un.AttrString, phba->ModelName,
2475 sizeof(ae->un.AttrString));
2476 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
2477 len += (len & 3) ? (4 - (len & 3)) : 4;
2478 size = FOURBYTES + len;
2479 ad->AttrLen = cpu_to_be16(size);
2480 ad->AttrType = cpu_to_be16(RHBA_MODEL);
2481 return size;
2482 }
2483
2484 static int
2485 lpfc_fdmi_hba_attr_description(struct lpfc_vport *vport,
2486 struct lpfc_fdmi_attr_def *ad)
2487 {
2488 struct lpfc_hba *phba = vport->phba;
2489 struct lpfc_fdmi_attr_entry *ae;
2490 uint32_t len, size;
2491
2492 ae = &ad->AttrValue;
2493 memset(ae, 0, sizeof(*ae));
2494
2495 strncpy(ae->un.AttrString, phba->ModelDesc,
2496 sizeof(ae->un.AttrString));
2497 len = strnlen(ae->un.AttrString,
2498 sizeof(ae->un.AttrString));
2499 len += (len & 3) ? (4 - (len & 3)) : 4;
2500 size = FOURBYTES + len;
2501 ad->AttrLen = cpu_to_be16(size);
2502 ad->AttrType = cpu_to_be16(RHBA_MODEL_DESCRIPTION);
2503 return size;
2504 }
2505
2506 static int
2507 lpfc_fdmi_hba_attr_hdw_ver(struct lpfc_vport *vport,
2508 struct lpfc_fdmi_attr_def *ad)
2509 {
2510 struct lpfc_hba *phba = vport->phba;
2511 lpfc_vpd_t *vp = &phba->vpd;
2512 struct lpfc_fdmi_attr_entry *ae;
2513 uint32_t i, j, incr, size;
2514
2515 ae = &ad->AttrValue;
2516 memset(ae, 0, sizeof(*ae));
2517
2518 /* Convert JEDEC ID to ascii for hardware version */
2519 incr = vp->rev.biuRev;
2520 for (i = 0; i < 8; i++) {
2521 j = (incr & 0xf);
2522 if (j <= 9)
2523 ae->un.AttrString[7 - i] =
2524 (char)((uint8_t) 0x30 +
2525 (uint8_t) j);
2526 else
2527 ae->un.AttrString[7 - i] =
2528 (char)((uint8_t) 0x61 +
2529 (uint8_t) (j - 10));
2530 incr = (incr >> 4);
2531 }
2532 size = FOURBYTES + 8;
2533 ad->AttrLen = cpu_to_be16(size);
2534 ad->AttrType = cpu_to_be16(RHBA_HARDWARE_VERSION);
2535 return size;
2536 }
2537
2538 static int
2539 lpfc_fdmi_hba_attr_drvr_ver(struct lpfc_vport *vport,
2540 struct lpfc_fdmi_attr_def *ad)
2541 {
2542 struct lpfc_fdmi_attr_entry *ae;
2543 uint32_t len, size;
2544
2545 ae = &ad->AttrValue;
2546 memset(ae, 0, sizeof(*ae));
2547
2548 strncpy(ae->un.AttrString, lpfc_release_version,
2549 sizeof(ae->un.AttrString));
2550 len = strnlen(ae->un.AttrString,
2551 sizeof(ae->un.AttrString));
2552 len += (len & 3) ? (4 - (len & 3)) : 4;
2553 size = FOURBYTES + len;
2554 ad->AttrLen = cpu_to_be16(size);
2555 ad->AttrType = cpu_to_be16(RHBA_DRIVER_VERSION);
2556 return size;
2557 }
2558
2559 static int
2560 lpfc_fdmi_hba_attr_rom_ver(struct lpfc_vport *vport,
2561 struct lpfc_fdmi_attr_def *ad)
2562 {
2563 struct lpfc_hba *phba = vport->phba;
2564 struct lpfc_fdmi_attr_entry *ae;
2565 uint32_t len, size;
2566
2567 ae = &ad->AttrValue;
2568 memset(ae, 0, sizeof(*ae));
2569
2570 if (phba->sli_rev == LPFC_SLI_REV4)
2571 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1);
2572 else
2573 strncpy(ae->un.AttrString, phba->OptionROMVersion,
2574 sizeof(ae->un.AttrString));
2575 len = strnlen(ae->un.AttrString,
2576 sizeof(ae->un.AttrString));
2577 len += (len & 3) ? (4 - (len & 3)) : 4;
2578 size = FOURBYTES + len;
2579 ad->AttrLen = cpu_to_be16(size);
2580 ad->AttrType = cpu_to_be16(RHBA_OPTION_ROM_VERSION);
2581 return size;
2582 }
2583
2584 static int
2585 lpfc_fdmi_hba_attr_fmw_ver(struct lpfc_vport *vport,
2586 struct lpfc_fdmi_attr_def *ad)
2587 {
2588 struct lpfc_hba *phba = vport->phba;
2589 struct lpfc_fdmi_attr_entry *ae;
2590 uint32_t len, size;
2591
2592 ae = &ad->AttrValue;
2593 memset(ae, 0, sizeof(*ae));
2594
2595 lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1);
2596 len = strnlen(ae->un.AttrString,
2597 sizeof(ae->un.AttrString));
2598 len += (len & 3) ? (4 - (len & 3)) : 4;
2599 size = FOURBYTES + len;
2600 ad->AttrLen = cpu_to_be16(size);
2601 ad->AttrType = cpu_to_be16(RHBA_FIRMWARE_VERSION);
2602 return size;
2603 }
2604
2605 static int
2606 lpfc_fdmi_hba_attr_os_ver(struct lpfc_vport *vport,
2607 struct lpfc_fdmi_attr_def *ad)
2608 {
2609 struct lpfc_fdmi_attr_entry *ae;
2610 uint32_t len, size;
2611
2612 ae = &ad->AttrValue;
2613 memset(ae, 0, sizeof(*ae));
2614
2615 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s %s %s",
2616 init_utsname()->sysname,
2617 init_utsname()->release,
2618 init_utsname()->version);
2619
2620 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
2621 len += (len & 3) ? (4 - (len & 3)) : 4;
2622 size = FOURBYTES + len;
2623 ad->AttrLen = cpu_to_be16(size);
2624 ad->AttrType = cpu_to_be16(RHBA_OS_NAME_VERSION);
2625 return size;
2626 }
2627
2628 static int
2629 lpfc_fdmi_hba_attr_ct_len(struct lpfc_vport *vport,
2630 struct lpfc_fdmi_attr_def *ad)
2631 {
2632 struct lpfc_fdmi_attr_entry *ae;
2633 uint32_t size;
2634
2635 ae = &ad->AttrValue;
2636
2637 ae->un.AttrInt = cpu_to_be32(LPFC_MAX_CT_SIZE);
2638 size = FOURBYTES + sizeof(uint32_t);
2639 ad->AttrLen = cpu_to_be16(size);
2640 ad->AttrType = cpu_to_be16(RHBA_MAX_CT_PAYLOAD_LEN);
2641 return size;
2642 }
2643
2644 static int
2645 lpfc_fdmi_hba_attr_symbolic_name(struct lpfc_vport *vport,
2646 struct lpfc_fdmi_attr_def *ad)
2647 {
2648 struct lpfc_fdmi_attr_entry *ae;
2649 uint32_t len, size;
2650
2651 ae = &ad->AttrValue;
2652 memset(ae, 0, sizeof(*ae));
2653
2654 len = lpfc_vport_symbolic_node_name(vport,
2655 ae->un.AttrString, 256);
2656 len += (len & 3) ? (4 - (len & 3)) : 4;
2657 size = FOURBYTES + len;
2658 ad->AttrLen = cpu_to_be16(size);
2659 ad->AttrType = cpu_to_be16(RHBA_SYM_NODENAME);
2660 return size;
2661 }
2662
2663 static int
2664 lpfc_fdmi_hba_attr_vendor_info(struct lpfc_vport *vport,
2665 struct lpfc_fdmi_attr_def *ad)
2666 {
2667 struct lpfc_fdmi_attr_entry *ae;
2668 uint32_t size;
2669
2670 ae = &ad->AttrValue;
2671
2672 /* Nothing is defined for this currently */
2673 ae->un.AttrInt = cpu_to_be32(0);
2674 size = FOURBYTES + sizeof(uint32_t);
2675 ad->AttrLen = cpu_to_be16(size);
2676 ad->AttrType = cpu_to_be16(RHBA_VENDOR_INFO);
2677 return size;
2678 }
2679
2680 static int
2681 lpfc_fdmi_hba_attr_num_ports(struct lpfc_vport *vport,
2682 struct lpfc_fdmi_attr_def *ad)
2683 {
2684 struct lpfc_fdmi_attr_entry *ae;
2685 uint32_t size;
2686
2687 ae = &ad->AttrValue;
2688
2689 /* Each driver instance corresponds to a single port */
2690 ae->un.AttrInt = cpu_to_be32(1);
2691 size = FOURBYTES + sizeof(uint32_t);
2692 ad->AttrLen = cpu_to_be16(size);
2693 ad->AttrType = cpu_to_be16(RHBA_NUM_PORTS);
2694 return size;
2695 }
2696
2697 static int
2698 lpfc_fdmi_hba_attr_fabric_wwnn(struct lpfc_vport *vport,
2699 struct lpfc_fdmi_attr_def *ad)
2700 {
2701 struct lpfc_fdmi_attr_entry *ae;
2702 uint32_t size;
2703
2704 ae = &ad->AttrValue;
2705 memset(ae, 0, sizeof(*ae));
2706
2707 memcpy(&ae->un.AttrWWN, &vport->fabric_nodename,
2708 sizeof(struct lpfc_name));
2709 size = FOURBYTES + sizeof(struct lpfc_name);
2710 ad->AttrLen = cpu_to_be16(size);
2711 ad->AttrType = cpu_to_be16(RHBA_FABRIC_WWNN);
2712 return size;
2713 }
2714
2715 static int
2716 lpfc_fdmi_hba_attr_bios_ver(struct lpfc_vport *vport,
2717 struct lpfc_fdmi_attr_def *ad)
2718 {
2719 struct lpfc_hba *phba = vport->phba;
2720 struct lpfc_fdmi_attr_entry *ae;
2721 uint32_t len, size;
2722
2723 ae = &ad->AttrValue;
2724 memset(ae, 0, sizeof(*ae));
2725
2726 strlcat(ae->un.AttrString, phba->BIOSVersion,
2727 sizeof(ae->un.AttrString));
2728 len = strnlen(ae->un.AttrString,
2729 sizeof(ae->un.AttrString));
2730 len += (len & 3) ? (4 - (len & 3)) : 4;
2731 size = FOURBYTES + len;
2732 ad->AttrLen = cpu_to_be16(size);
2733 ad->AttrType = cpu_to_be16(RHBA_BIOS_VERSION);
2734 return size;
2735 }
2736
2737 static int
2738 lpfc_fdmi_hba_attr_bios_state(struct lpfc_vport *vport,
2739 struct lpfc_fdmi_attr_def *ad)
2740 {
2741 struct lpfc_fdmi_attr_entry *ae;
2742 uint32_t size;
2743
2744 ae = &ad->AttrValue;
2745
2746 /* Driver doesn't have access to this information */
2747 ae->un.AttrInt = cpu_to_be32(0);
2748 size = FOURBYTES + sizeof(uint32_t);
2749 ad->AttrLen = cpu_to_be16(size);
2750 ad->AttrType = cpu_to_be16(RHBA_BIOS_STATE);
2751 return size;
2752 }
2753
2754 static int
2755 lpfc_fdmi_hba_attr_vendor_id(struct lpfc_vport *vport,
2756 struct lpfc_fdmi_attr_def *ad)
2757 {
2758 struct lpfc_fdmi_attr_entry *ae;
2759 uint32_t len, size;
2760
2761 ae = &ad->AttrValue;
2762 memset(ae, 0, sizeof(*ae));
2763
2764 strncpy(ae->un.AttrString, "EMULEX",
2765 sizeof(ae->un.AttrString));
2766 len = strnlen(ae->un.AttrString,
2767 sizeof(ae->un.AttrString));
2768 len += (len & 3) ? (4 - (len & 3)) : 4;
2769 size = FOURBYTES + len;
2770 ad->AttrLen = cpu_to_be16(size);
2771 ad->AttrType = cpu_to_be16(RHBA_VENDOR_ID);
2772 return size;
2773 }
2774
2775 /* Routines for all individual PORT attributes */
2776 static int
2777 lpfc_fdmi_port_attr_fc4type(struct lpfc_vport *vport,
2778 struct lpfc_fdmi_attr_def *ad)
2779 {
2780 struct lpfc_hba *phba = vport->phba;
2781 struct lpfc_fdmi_attr_entry *ae;
2782 uint32_t size;
2783
2784 ae = &ad->AttrValue;
2785 memset(ae, 0, sizeof(*ae));
2786
2787 ae->un.AttrTypes[2] = 0x01; /* Type 0x8 - FCP */
2788 ae->un.AttrTypes[7] = 0x01; /* Type 0x20 - CT */
2789
2790 /* Check to see if Firmware supports NVME and on physical port */
2791 if ((phba->sli_rev == LPFC_SLI_REV4) && (vport == phba->pport) &&
2792 phba->sli4_hba.pc_sli4_params.nvme)
2793 ae->un.AttrTypes[6] = 0x01; /* Type 0x28 - NVME */
2794
2795 size = FOURBYTES + 32;
2796 ad->AttrLen = cpu_to_be16(size);
2797 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_FC4_TYPES);
2798 return size;
2799 }
2800
2801 static int
2802 lpfc_fdmi_port_attr_support_speed(struct lpfc_vport *vport,
2803 struct lpfc_fdmi_attr_def *ad)
2804 {
2805 struct lpfc_hba *phba = vport->phba;
2806 struct lpfc_fdmi_attr_entry *ae;
2807 uint32_t size;
2808
2809 ae = &ad->AttrValue;
2810
2811 ae->un.AttrInt = 0;
2812 if (!(phba->hba_flag & HBA_FCOE_MODE)) {
2813 if (phba->lmt & LMT_128Gb)
2814 ae->un.AttrInt |= HBA_PORTSPEED_128GFC;
2815 if (phba->lmt & LMT_64Gb)
2816 ae->un.AttrInt |= HBA_PORTSPEED_64GFC;
2817 if (phba->lmt & LMT_32Gb)
2818 ae->un.AttrInt |= HBA_PORTSPEED_32GFC;
2819 if (phba->lmt & LMT_16Gb)
2820 ae->un.AttrInt |= HBA_PORTSPEED_16GFC;
2821 if (phba->lmt & LMT_10Gb)
2822 ae->un.AttrInt |= HBA_PORTSPEED_10GFC;
2823 if (phba->lmt & LMT_8Gb)
2824 ae->un.AttrInt |= HBA_PORTSPEED_8GFC;
2825 if (phba->lmt & LMT_4Gb)
2826 ae->un.AttrInt |= HBA_PORTSPEED_4GFC;
2827 if (phba->lmt & LMT_2Gb)
2828 ae->un.AttrInt |= HBA_PORTSPEED_2GFC;
2829 if (phba->lmt & LMT_1Gb)
2830 ae->un.AttrInt |= HBA_PORTSPEED_1GFC;
2831 } else {
2832 /* FCoE links support only one speed */
2833 switch (phba->fc_linkspeed) {
2834 case LPFC_ASYNC_LINK_SPEED_10GBPS:
2835 ae->un.AttrInt = HBA_PORTSPEED_10GE;
2836 break;
2837 case LPFC_ASYNC_LINK_SPEED_25GBPS:
2838 ae->un.AttrInt = HBA_PORTSPEED_25GE;
2839 break;
2840 case LPFC_ASYNC_LINK_SPEED_40GBPS:
2841 ae->un.AttrInt = HBA_PORTSPEED_40GE;
2842 break;
2843 case LPFC_ASYNC_LINK_SPEED_100GBPS:
2844 ae->un.AttrInt = HBA_PORTSPEED_100GE;
2845 break;
2846 }
2847 }
2848 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt);
2849 size = FOURBYTES + sizeof(uint32_t);
2850 ad->AttrLen = cpu_to_be16(size);
2851 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_SPEED);
2852 return size;
2853 }
2854
2855 static int
2856 lpfc_fdmi_port_attr_speed(struct lpfc_vport *vport,
2857 struct lpfc_fdmi_attr_def *ad)
2858 {
2859 struct lpfc_hba *phba = vport->phba;
2860 struct lpfc_fdmi_attr_entry *ae;
2861 uint32_t size;
2862
2863 ae = &ad->AttrValue;
2864
2865 if (!(phba->hba_flag & HBA_FCOE_MODE)) {
2866 switch (phba->fc_linkspeed) {
2867 case LPFC_LINK_SPEED_1GHZ:
2868 ae->un.AttrInt = HBA_PORTSPEED_1GFC;
2869 break;
2870 case LPFC_LINK_SPEED_2GHZ:
2871 ae->un.AttrInt = HBA_PORTSPEED_2GFC;
2872 break;
2873 case LPFC_LINK_SPEED_4GHZ:
2874 ae->un.AttrInt = HBA_PORTSPEED_4GFC;
2875 break;
2876 case LPFC_LINK_SPEED_8GHZ:
2877 ae->un.AttrInt = HBA_PORTSPEED_8GFC;
2878 break;
2879 case LPFC_LINK_SPEED_10GHZ:
2880 ae->un.AttrInt = HBA_PORTSPEED_10GFC;
2881 break;
2882 case LPFC_LINK_SPEED_16GHZ:
2883 ae->un.AttrInt = HBA_PORTSPEED_16GFC;
2884 break;
2885 case LPFC_LINK_SPEED_32GHZ:
2886 ae->un.AttrInt = HBA_PORTSPEED_32GFC;
2887 break;
2888 case LPFC_LINK_SPEED_64GHZ:
2889 ae->un.AttrInt = HBA_PORTSPEED_64GFC;
2890 break;
2891 case LPFC_LINK_SPEED_128GHZ:
2892 ae->un.AttrInt = HBA_PORTSPEED_128GFC;
2893 break;
2894 default:
2895 ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN;
2896 break;
2897 }
2898 } else {
2899 switch (phba->fc_linkspeed) {
2900 case LPFC_ASYNC_LINK_SPEED_10GBPS:
2901 ae->un.AttrInt = HBA_PORTSPEED_10GE;
2902 break;
2903 case LPFC_ASYNC_LINK_SPEED_25GBPS:
2904 ae->un.AttrInt = HBA_PORTSPEED_25GE;
2905 break;
2906 case LPFC_ASYNC_LINK_SPEED_40GBPS:
2907 ae->un.AttrInt = HBA_PORTSPEED_40GE;
2908 break;
2909 case LPFC_ASYNC_LINK_SPEED_100GBPS:
2910 ae->un.AttrInt = HBA_PORTSPEED_100GE;
2911 break;
2912 default:
2913 ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN;
2914 break;
2915 }
2916 }
2917
2918 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt);
2919 size = FOURBYTES + sizeof(uint32_t);
2920 ad->AttrLen = cpu_to_be16(size);
2921 ad->AttrType = cpu_to_be16(RPRT_PORT_SPEED);
2922 return size;
2923 }
2924
2925 static int
2926 lpfc_fdmi_port_attr_max_frame(struct lpfc_vport *vport,
2927 struct lpfc_fdmi_attr_def *ad)
2928 {
2929 struct serv_parm *hsp;
2930 struct lpfc_fdmi_attr_entry *ae;
2931 uint32_t size;
2932
2933 ae = &ad->AttrValue;
2934
2935 hsp = (struct serv_parm *)&vport->fc_sparam;
2936 ae->un.AttrInt = (((uint32_t) hsp->cmn.bbRcvSizeMsb & 0x0F) << 8) |
2937 (uint32_t) hsp->cmn.bbRcvSizeLsb;
2938 ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt);
2939 size = FOURBYTES + sizeof(uint32_t);
2940 ad->AttrLen = cpu_to_be16(size);
2941 ad->AttrType = cpu_to_be16(RPRT_MAX_FRAME_SIZE);
2942 return size;
2943 }
2944
2945 static int
2946 lpfc_fdmi_port_attr_os_devname(struct lpfc_vport *vport,
2947 struct lpfc_fdmi_attr_def *ad)
2948 {
2949 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
2950 struct lpfc_fdmi_attr_entry *ae;
2951 uint32_t len, size;
2952
2953 ae = &ad->AttrValue;
2954 memset(ae, 0, sizeof(*ae));
2955
2956 snprintf(ae->un.AttrString, sizeof(ae->un.AttrString),
2957 "/sys/class/scsi_host/host%d", shost->host_no);
2958 len = strnlen((char *)ae->un.AttrString,
2959 sizeof(ae->un.AttrString));
2960 len += (len & 3) ? (4 - (len & 3)) : 4;
2961 size = FOURBYTES + len;
2962 ad->AttrLen = cpu_to_be16(size);
2963 ad->AttrType = cpu_to_be16(RPRT_OS_DEVICE_NAME);
2964 return size;
2965 }
2966
2967 static int
2968 lpfc_fdmi_port_attr_host_name(struct lpfc_vport *vport,
2969 struct lpfc_fdmi_attr_def *ad)
2970 {
2971 struct lpfc_fdmi_attr_entry *ae;
2972 uint32_t len, size;
2973
2974 ae = &ad->AttrValue;
2975 memset(ae, 0, sizeof(*ae));
2976
2977 scnprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s",
2978 vport->phba->os_host_name);
2979
2980 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
2981 len += (len & 3) ? (4 - (len & 3)) : 4;
2982 size = FOURBYTES + len;
2983 ad->AttrLen = cpu_to_be16(size);
2984 ad->AttrType = cpu_to_be16(RPRT_HOST_NAME);
2985 return size;
2986 }
2987
2988 static int
2989 lpfc_fdmi_port_attr_wwnn(struct lpfc_vport *vport,
2990 struct lpfc_fdmi_attr_def *ad)
2991 {
2992 struct lpfc_fdmi_attr_entry *ae;
2993 uint32_t size;
2994
2995 ae = &ad->AttrValue;
2996 memset(ae, 0, sizeof(*ae));
2997
2998 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.nodeName,
2999 sizeof(struct lpfc_name));
3000 size = FOURBYTES + sizeof(struct lpfc_name);
3001 ad->AttrLen = cpu_to_be16(size);
3002 ad->AttrType = cpu_to_be16(RPRT_NODENAME);
3003 return size;
3004 }
3005
3006 static int
3007 lpfc_fdmi_port_attr_wwpn(struct lpfc_vport *vport,
3008 struct lpfc_fdmi_attr_def *ad)
3009 {
3010 struct lpfc_fdmi_attr_entry *ae;
3011 uint32_t size;
3012
3013 ae = &ad->AttrValue;
3014 memset(ae, 0, sizeof(*ae));
3015
3016 memcpy(&ae->un.AttrWWN, &vport->fc_sparam.portName,
3017 sizeof(struct lpfc_name));
3018 size = FOURBYTES + sizeof(struct lpfc_name);
3019 ad->AttrLen = cpu_to_be16(size);
3020 ad->AttrType = cpu_to_be16(RPRT_PORTNAME);
3021 return size;
3022 }
3023
3024 static int
3025 lpfc_fdmi_port_attr_symbolic_name(struct lpfc_vport *vport,
3026 struct lpfc_fdmi_attr_def *ad)
3027 {
3028 struct lpfc_fdmi_attr_entry *ae;
3029 uint32_t len, size;
3030
3031 ae = &ad->AttrValue;
3032 memset(ae, 0, sizeof(*ae));
3033
3034 len = lpfc_vport_symbolic_port_name(vport, ae->un.AttrString, 256);
3035 len += (len & 3) ? (4 - (len & 3)) : 4;
3036 size = FOURBYTES + len;
3037 ad->AttrLen = cpu_to_be16(size);
3038 ad->AttrType = cpu_to_be16(RPRT_SYM_PORTNAME);
3039 return size;
3040 }
3041
3042 static int
3043 lpfc_fdmi_port_attr_port_type(struct lpfc_vport *vport,
3044 struct lpfc_fdmi_attr_def *ad)
3045 {
3046 struct lpfc_hba *phba = vport->phba;
3047 struct lpfc_fdmi_attr_entry *ae;
3048 uint32_t size;
3049
3050 ae = &ad->AttrValue;
3051 if (phba->fc_topology == LPFC_TOPOLOGY_LOOP)
3052 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTTYPE_NLPORT);
3053 else
3054 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTTYPE_NPORT);
3055 size = FOURBYTES + sizeof(uint32_t);
3056 ad->AttrLen = cpu_to_be16(size);
3057 ad->AttrType = cpu_to_be16(RPRT_PORT_TYPE);
3058 return size;
3059 }
3060
3061 static int
3062 lpfc_fdmi_port_attr_class(struct lpfc_vport *vport,
3063 struct lpfc_fdmi_attr_def *ad)
3064 {
3065 struct lpfc_fdmi_attr_entry *ae;
3066 uint32_t size;
3067
3068 ae = &ad->AttrValue;
3069 ae->un.AttrInt = cpu_to_be32(FC_COS_CLASS2 | FC_COS_CLASS3);
3070 size = FOURBYTES + sizeof(uint32_t);
3071 ad->AttrLen = cpu_to_be16(size);
3072 ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_CLASS);
3073 return size;
3074 }
3075
3076 static int
3077 lpfc_fdmi_port_attr_fabric_wwpn(struct lpfc_vport *vport,
3078 struct lpfc_fdmi_attr_def *ad)
3079 {
3080 struct lpfc_fdmi_attr_entry *ae;
3081 uint32_t size;
3082
3083 ae = &ad->AttrValue;
3084 memset(ae, 0, sizeof(*ae));
3085
3086 memcpy(&ae->un.AttrWWN, &vport->fabric_portname,
3087 sizeof(struct lpfc_name));
3088 size = FOURBYTES + sizeof(struct lpfc_name);
3089 ad->AttrLen = cpu_to_be16(size);
3090 ad->AttrType = cpu_to_be16(RPRT_FABRICNAME);
3091 return size;
3092 }
3093
3094 static int
3095 lpfc_fdmi_port_attr_active_fc4type(struct lpfc_vport *vport,
3096 struct lpfc_fdmi_attr_def *ad)
3097 {
3098 struct lpfc_fdmi_attr_entry *ae;
3099 uint32_t size;
3100
3101 ae = &ad->AttrValue;
3102 memset(ae, 0, sizeof(*ae));
3103
3104 ae->un.AttrTypes[2] = 0x01; /* Type 0x8 - FCP */
3105 ae->un.AttrTypes[7] = 0x01; /* Type 0x20 - CT */
3106
3107 /* Check to see if NVME is configured or not */
3108 if (vport->phba->cfg_enable_fc4_type & LPFC_ENABLE_NVME)
3109 ae->un.AttrTypes[6] = 0x1; /* Type 0x28 - NVME */
3110
3111 size = FOURBYTES + 32;
3112 ad->AttrLen = cpu_to_be16(size);
3113 ad->AttrType = cpu_to_be16(RPRT_ACTIVE_FC4_TYPES);
3114 return size;
3115 }
3116
3117 static int
3118 lpfc_fdmi_port_attr_port_state(struct lpfc_vport *vport,
3119 struct lpfc_fdmi_attr_def *ad)
3120 {
3121 struct lpfc_fdmi_attr_entry *ae;
3122 uint32_t size;
3123
3124 ae = &ad->AttrValue;
3125 /* Link Up - operational */
3126 ae->un.AttrInt = cpu_to_be32(LPFC_FDMI_PORTSTATE_ONLINE);
3127 size = FOURBYTES + sizeof(uint32_t);
3128 ad->AttrLen = cpu_to_be16(size);
3129 ad->AttrType = cpu_to_be16(RPRT_PORT_STATE);
3130 return size;
3131 }
3132
3133 static int
3134 lpfc_fdmi_port_attr_num_disc(struct lpfc_vport *vport,
3135 struct lpfc_fdmi_attr_def *ad)
3136 {
3137 struct lpfc_fdmi_attr_entry *ae;
3138 uint32_t size;
3139
3140 ae = &ad->AttrValue;
3141 vport->fdmi_num_disc = lpfc_find_map_node(vport);
3142 ae->un.AttrInt = cpu_to_be32(vport->fdmi_num_disc);
3143 size = FOURBYTES + sizeof(uint32_t);
3144 ad->AttrLen = cpu_to_be16(size);
3145 ad->AttrType = cpu_to_be16(RPRT_DISC_PORT);
3146 return size;
3147 }
3148
3149 static int
3150 lpfc_fdmi_port_attr_nportid(struct lpfc_vport *vport,
3151 struct lpfc_fdmi_attr_def *ad)
3152 {
3153 struct lpfc_fdmi_attr_entry *ae;
3154 uint32_t size;
3155
3156 ae = &ad->AttrValue;
3157 ae->un.AttrInt = cpu_to_be32(vport->fc_myDID);
3158 size = FOURBYTES + sizeof(uint32_t);
3159 ad->AttrLen = cpu_to_be16(size);
3160 ad->AttrType = cpu_to_be16(RPRT_PORT_ID);
3161 return size;
3162 }
3163
3164 static int
3165 lpfc_fdmi_smart_attr_service(struct lpfc_vport *vport,
3166 struct lpfc_fdmi_attr_def *ad)
3167 {
3168 struct lpfc_fdmi_attr_entry *ae;
3169 uint32_t len, size;
3170
3171 ae = &ad->AttrValue;
3172 memset(ae, 0, sizeof(*ae));
3173
3174 strncpy(ae->un.AttrString, "Smart SAN Initiator",
3175 sizeof(ae->un.AttrString));
3176 len = strnlen(ae->un.AttrString,
3177 sizeof(ae->un.AttrString));
3178 len += (len & 3) ? (4 - (len & 3)) : 4;
3179 size = FOURBYTES + len;
3180 ad->AttrLen = cpu_to_be16(size);
3181 ad->AttrType = cpu_to_be16(RPRT_SMART_SERVICE);
3182 return size;
3183 }
3184
3185 static int
3186 lpfc_fdmi_smart_attr_guid(struct lpfc_vport *vport,
3187 struct lpfc_fdmi_attr_def *ad)
3188 {
3189 struct lpfc_fdmi_attr_entry *ae;
3190 uint32_t size;
3191
3192 ae = &ad->AttrValue;
3193 memset(ae, 0, sizeof(*ae));
3194
3195 memcpy(&ae->un.AttrString, &vport->fc_sparam.nodeName,
3196 sizeof(struct lpfc_name));
3197 memcpy((((uint8_t *)&ae->un.AttrString) +
3198 sizeof(struct lpfc_name)),
3199 &vport->fc_sparam.portName, sizeof(struct lpfc_name));
3200 size = FOURBYTES + (2 * sizeof(struct lpfc_name));
3201 ad->AttrLen = cpu_to_be16(size);
3202 ad->AttrType = cpu_to_be16(RPRT_SMART_GUID);
3203 return size;
3204 }
3205
3206 static int
3207 lpfc_fdmi_smart_attr_version(struct lpfc_vport *vport,
3208 struct lpfc_fdmi_attr_def *ad)
3209 {
3210 struct lpfc_fdmi_attr_entry *ae;
3211 uint32_t len, size;
3212
3213 ae = &ad->AttrValue;
3214 memset(ae, 0, sizeof(*ae));
3215
3216 strncpy(ae->un.AttrString, "Smart SAN Version 2.0",
3217 sizeof(ae->un.AttrString));
3218 len = strnlen(ae->un.AttrString,
3219 sizeof(ae->un.AttrString));
3220 len += (len & 3) ? (4 - (len & 3)) : 4;
3221 size = FOURBYTES + len;
3222 ad->AttrLen = cpu_to_be16(size);
3223 ad->AttrType = cpu_to_be16(RPRT_SMART_VERSION);
3224 return size;
3225 }
3226
3227 static int
3228 lpfc_fdmi_smart_attr_model(struct lpfc_vport *vport,
3229 struct lpfc_fdmi_attr_def *ad)
3230 {
3231 struct lpfc_hba *phba = vport->phba;
3232 struct lpfc_fdmi_attr_entry *ae;
3233 uint32_t len, size;
3234
3235 ae = &ad->AttrValue;
3236 memset(ae, 0, sizeof(*ae));
3237
3238 strncpy(ae->un.AttrString, phba->ModelName,
3239 sizeof(ae->un.AttrString));
3240 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
3241 len += (len & 3) ? (4 - (len & 3)) : 4;
3242 size = FOURBYTES + len;
3243 ad->AttrLen = cpu_to_be16(size);
3244 ad->AttrType = cpu_to_be16(RPRT_SMART_MODEL);
3245 return size;
3246 }
3247
3248 static int
3249 lpfc_fdmi_smart_attr_port_info(struct lpfc_vport *vport,
3250 struct lpfc_fdmi_attr_def *ad)
3251 {
3252 struct lpfc_fdmi_attr_entry *ae;
3253 uint32_t size;
3254
3255 ae = &ad->AttrValue;
3256
3257 /* SRIOV (type 3) is not supported */
3258 if (vport->vpi)
3259 ae->un.AttrInt = cpu_to_be32(2); /* NPIV */
3260 else
3261 ae->un.AttrInt = cpu_to_be32(1); /* Physical */
3262 size = FOURBYTES + sizeof(uint32_t);
3263 ad->AttrLen = cpu_to_be16(size);
3264 ad->AttrType = cpu_to_be16(RPRT_SMART_PORT_INFO);
3265 return size;
3266 }
3267
3268 static int
3269 lpfc_fdmi_smart_attr_qos(struct lpfc_vport *vport,
3270 struct lpfc_fdmi_attr_def *ad)
3271 {
3272 struct lpfc_fdmi_attr_entry *ae;
3273 uint32_t size;
3274
3275 ae = &ad->AttrValue;
3276 ae->un.AttrInt = cpu_to_be32(0);
3277 size = FOURBYTES + sizeof(uint32_t);
3278 ad->AttrLen = cpu_to_be16(size);
3279 ad->AttrType = cpu_to_be16(RPRT_SMART_QOS);
3280 return size;
3281 }
3282
3283 static int
3284 lpfc_fdmi_smart_attr_security(struct lpfc_vport *vport,
3285 struct lpfc_fdmi_attr_def *ad)
3286 {
3287 struct lpfc_fdmi_attr_entry *ae;
3288 uint32_t size;
3289
3290 ae = &ad->AttrValue;
3291 ae->un.AttrInt = cpu_to_be32(1);
3292 size = FOURBYTES + sizeof(uint32_t);
3293 ad->AttrLen = cpu_to_be16(size);
3294 ad->AttrType = cpu_to_be16(RPRT_SMART_SECURITY);
3295 return size;
3296 }
3297
3298 static int
3299 lpfc_fdmi_vendor_attr_mi(struct lpfc_vport *vport,
3300 struct lpfc_fdmi_attr_def *ad)
3301 {
3302 struct lpfc_hba *phba = vport->phba;
3303 struct lpfc_fdmi_attr_entry *ae;
3304 uint32_t len, size;
3305 char mibrevision[16];
3306
3307 ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
3308 memset(ae, 0, 256);
3309 sprintf(mibrevision, "ELXE2EM:%04d",
3310 phba->sli4_hba.pc_sli4_params.mi_value);
3311 strncpy(ae->un.AttrString, &mibrevision[0], sizeof(ae->un.AttrString));
3312 len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
3313 len += (len & 3) ? (4 - (len & 3)) : 4;
3314 size = FOURBYTES + len;
3315 ad->AttrLen = cpu_to_be16(size);
3316 ad->AttrType = cpu_to_be16(RPRT_VENDOR_MI);
3317 return size;
3318 }
3319
3320 /* RHBA attribute jump table */
3321 int (*lpfc_fdmi_hba_action[])
3322 (struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = {
3323 /* Action routine Mask bit Attribute type */
3324 lpfc_fdmi_hba_attr_wwnn, /* bit0 RHBA_NODENAME */
3325 lpfc_fdmi_hba_attr_manufacturer, /* bit1 RHBA_MANUFACTURER */
3326 lpfc_fdmi_hba_attr_sn, /* bit2 RHBA_SERIAL_NUMBER */
3327 lpfc_fdmi_hba_attr_model, /* bit3 RHBA_MODEL */
3328 lpfc_fdmi_hba_attr_description, /* bit4 RHBA_MODEL_DESCRIPTION */
3329 lpfc_fdmi_hba_attr_hdw_ver, /* bit5 RHBA_HARDWARE_VERSION */
3330 lpfc_fdmi_hba_attr_drvr_ver, /* bit6 RHBA_DRIVER_VERSION */
3331 lpfc_fdmi_hba_attr_rom_ver, /* bit7 RHBA_OPTION_ROM_VERSION */
3332 lpfc_fdmi_hba_attr_fmw_ver, /* bit8 RHBA_FIRMWARE_VERSION */
3333 lpfc_fdmi_hba_attr_os_ver, /* bit9 RHBA_OS_NAME_VERSION */
3334 lpfc_fdmi_hba_attr_ct_len, /* bit10 RHBA_MAX_CT_PAYLOAD_LEN */
3335 lpfc_fdmi_hba_attr_symbolic_name, /* bit11 RHBA_SYM_NODENAME */
3336 lpfc_fdmi_hba_attr_vendor_info, /* bit12 RHBA_VENDOR_INFO */
3337 lpfc_fdmi_hba_attr_num_ports, /* bit13 RHBA_NUM_PORTS */
3338 lpfc_fdmi_hba_attr_fabric_wwnn, /* bit14 RHBA_FABRIC_WWNN */
3339 lpfc_fdmi_hba_attr_bios_ver, /* bit15 RHBA_BIOS_VERSION */
3340 lpfc_fdmi_hba_attr_bios_state, /* bit16 RHBA_BIOS_STATE */
3341 lpfc_fdmi_hba_attr_vendor_id, /* bit17 RHBA_VENDOR_ID */
3342 };
3343
3344 /* RPA / RPRT attribute jump table */
3345 int (*lpfc_fdmi_port_action[])
3346 (struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = {
3347 /* Action routine Mask bit Attribute type */
3348 lpfc_fdmi_port_attr_fc4type, /* bit0 RPRT_SUPPORT_FC4_TYPES */
3349 lpfc_fdmi_port_attr_support_speed, /* bit1 RPRT_SUPPORTED_SPEED */
3350 lpfc_fdmi_port_attr_speed, /* bit2 RPRT_PORT_SPEED */
3351 lpfc_fdmi_port_attr_max_frame, /* bit3 RPRT_MAX_FRAME_SIZE */
3352 lpfc_fdmi_port_attr_os_devname, /* bit4 RPRT_OS_DEVICE_NAME */
3353 lpfc_fdmi_port_attr_host_name, /* bit5 RPRT_HOST_NAME */
3354 lpfc_fdmi_port_attr_wwnn, /* bit6 RPRT_NODENAME */
3355 lpfc_fdmi_port_attr_wwpn, /* bit7 RPRT_PORTNAME */
3356 lpfc_fdmi_port_attr_symbolic_name, /* bit8 RPRT_SYM_PORTNAME */
3357 lpfc_fdmi_port_attr_port_type, /* bit9 RPRT_PORT_TYPE */
3358 lpfc_fdmi_port_attr_class, /* bit10 RPRT_SUPPORTED_CLASS */
3359 lpfc_fdmi_port_attr_fabric_wwpn, /* bit11 RPRT_FABRICNAME */
3360 lpfc_fdmi_port_attr_active_fc4type, /* bit12 RPRT_ACTIVE_FC4_TYPES */
3361 lpfc_fdmi_port_attr_port_state, /* bit13 RPRT_PORT_STATE */
3362 lpfc_fdmi_port_attr_num_disc, /* bit14 RPRT_DISC_PORT */
3363 lpfc_fdmi_port_attr_nportid, /* bit15 RPRT_PORT_ID */
3364 lpfc_fdmi_smart_attr_service, /* bit16 RPRT_SMART_SERVICE */
3365 lpfc_fdmi_smart_attr_guid, /* bit17 RPRT_SMART_GUID */
3366 lpfc_fdmi_smart_attr_version, /* bit18 RPRT_SMART_VERSION */
3367 lpfc_fdmi_smart_attr_model, /* bit19 RPRT_SMART_MODEL */
3368 lpfc_fdmi_smart_attr_port_info, /* bit20 RPRT_SMART_PORT_INFO */
3369 lpfc_fdmi_smart_attr_qos, /* bit21 RPRT_SMART_QOS */
3370 lpfc_fdmi_smart_attr_security, /* bit22 RPRT_SMART_SECURITY */
3371 lpfc_fdmi_vendor_attr_mi, /* bit23 RPRT_VENDOR_MI */
3372 };
3373
3374 /**
3375 * lpfc_fdmi_cmd - Build and send a FDMI cmd to the specified NPort
3376 * @vport: pointer to a host virtual N_Port data structure.
3377 * @ndlp: ndlp to send FDMI cmd to (if NULL use FDMI_DID)
3378 * @cmdcode: FDMI command to send
3379 * @new_mask: Mask of HBA or PORT Attributes to send
3380 *
3381 * Builds and sends a FDMI command using the CT subsystem.
3382 */
3383 int
3384 lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
3385 int cmdcode, uint32_t new_mask)
3386 {
3387 struct lpfc_hba *phba = vport->phba;
3388 struct lpfc_dmabuf *mp, *bmp;
3389 struct lpfc_sli_ct_request *CtReq;
3390 struct ulp_bde64 *bpl;
3391 uint32_t bit_pos;
3392 uint32_t size;
3393 uint32_t rsp_size;
3394 uint32_t mask;
3395 struct lpfc_fdmi_reg_hba *rh;
3396 struct lpfc_fdmi_port_entry *pe;
3397 struct lpfc_fdmi_reg_portattr *pab = NULL;
3398 struct lpfc_fdmi_attr_block *ab = NULL;
3399 int (*func)(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad);
3400 void (*cmpl)(struct lpfc_hba *, struct lpfc_iocbq *,
3401 struct lpfc_iocbq *);
3402
3403 if (!ndlp)
3404 return 0;
3405
3406 cmpl = lpfc_cmpl_ct_disc_fdmi; /* called from discovery */
3407
3408 /* fill in BDEs for command */
3409 /* Allocate buffer for command payload */
3410 mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
3411 if (!mp)
3412 goto fdmi_cmd_exit;
3413
3414 mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys));
3415 if (!mp->virt)
3416 goto fdmi_cmd_free_mp;
3417
3418 /* Allocate buffer for Buffer ptr list */
3419 bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
3420 if (!bmp)
3421 goto fdmi_cmd_free_mpvirt;
3422
3423 bmp->virt = lpfc_mbuf_alloc(phba, 0, &(bmp->phys));
3424 if (!bmp->virt)
3425 goto fdmi_cmd_free_bmp;
3426
3427 INIT_LIST_HEAD(&mp->list);
3428 INIT_LIST_HEAD(&bmp->list);
3429
3430 /* FDMI request */
3431 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
3432 "0218 FDMI Request Data: x%x x%x x%x\n",
3433 vport->fc_flag, vport->port_state, cmdcode);
3434 CtReq = (struct lpfc_sli_ct_request *)mp->virt;
3435
3436 /* First populate the CT_IU preamble */
3437 memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request));
3438 CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
3439 CtReq->RevisionId.bits.InId = 0;
3440
3441 CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE;
3442 CtReq->FsSubType = SLI_CT_FDMI_Subtypes;
3443
3444 CtReq->CommandResponse.bits.CmdRsp = cpu_to_be16(cmdcode);
3445 rsp_size = LPFC_BPL_SIZE;
3446 size = 0;
3447
3448 /* Next fill in the specific FDMI cmd information */
3449 switch (cmdcode) {
3450 case SLI_MGMT_RHAT:
3451 case SLI_MGMT_RHBA:
3452 rh = (struct lpfc_fdmi_reg_hba *)&CtReq->un.PortID;
3453 /* HBA Identifier */
3454 memcpy(&rh->hi.PortName, &phba->pport->fc_sparam.portName,
3455 sizeof(struct lpfc_name));
3456
3457 if (cmdcode == SLI_MGMT_RHBA) {
3458 /* Registered Port List */
3459 /* One entry (port) per adapter */
3460 rh->rpl.EntryCnt = cpu_to_be32(1);
3461 memcpy(&rh->rpl.pe.PortName,
3462 &phba->pport->fc_sparam.portName,
3463 sizeof(struct lpfc_name));
3464
3465 /* point to the HBA attribute block */
3466 size = 2 * sizeof(struct lpfc_name) +
3467 FOURBYTES;
3468 } else {
3469 size = sizeof(struct lpfc_name);
3470 }
3471 ab = (struct lpfc_fdmi_attr_block *)((uint8_t *)rh + size);
3472 ab->EntryCnt = 0;
3473 size += FOURBYTES;
3474 bit_pos = 0;
3475 if (new_mask)
3476 mask = new_mask;
3477 else
3478 mask = vport->fdmi_hba_mask;
3479
3480 /* Mask will dictate what attributes to build in the request */
3481 while (mask) {
3482 if (mask & 0x1) {
3483 func = lpfc_fdmi_hba_action[bit_pos];
3484 size += func(vport,
3485 (struct lpfc_fdmi_attr_def *)
3486 ((uint8_t *)rh + size));
3487 ab->EntryCnt++;
3488 if ((size + 256) >
3489 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
3490 goto hba_out;
3491 }
3492 mask = mask >> 1;
3493 bit_pos++;
3494 }
3495 hba_out:
3496 ab->EntryCnt = cpu_to_be32(ab->EntryCnt);
3497 /* Total size */
3498 size = GID_REQUEST_SZ - 4 + size;
3499 break;
3500
3501 case SLI_MGMT_RPRT:
3502 case SLI_MGMT_RPA:
3503 pab = (struct lpfc_fdmi_reg_portattr *)&CtReq->un.PortID;
3504 if (cmdcode == SLI_MGMT_RPRT) {
3505 rh = (struct lpfc_fdmi_reg_hba *)pab;
3506 /* HBA Identifier */
3507 memcpy(&rh->hi.PortName,
3508 &phba->pport->fc_sparam.portName,
3509 sizeof(struct lpfc_name));
3510 pab = (struct lpfc_fdmi_reg_portattr *)
3511 ((uint8_t *)pab + sizeof(struct lpfc_name));
3512 }
3513
3514 memcpy((uint8_t *)&pab->PortName,
3515 (uint8_t *)&vport->fc_sparam.portName,
3516 sizeof(struct lpfc_name));
3517 size += sizeof(struct lpfc_name) + FOURBYTES;
3518 pab->ab.EntryCnt = 0;
3519 bit_pos = 0;
3520 if (new_mask)
3521 mask = new_mask;
3522 else
3523 mask = vport->fdmi_port_mask;
3524
3525 /* Mask will dictate what attributes to build in the request */
3526 while (mask) {
3527 if (mask & 0x1) {
3528 func = lpfc_fdmi_port_action[bit_pos];
3529 size += func(vport,
3530 (struct lpfc_fdmi_attr_def *)
3531 ((uint8_t *)pab + size));
3532 pab->ab.EntryCnt++;
3533 if ((size + 256) >
3534 (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
3535 goto port_out;
3536 }
3537 mask = mask >> 1;
3538 bit_pos++;
3539 }
3540 port_out:
3541 pab->ab.EntryCnt = cpu_to_be32(pab->ab.EntryCnt);
3542 /* Total size */
3543 if (cmdcode == SLI_MGMT_RPRT)
3544 size += sizeof(struct lpfc_name);
3545 size = GID_REQUEST_SZ - 4 + size;
3546 break;
3547
3548 case SLI_MGMT_GHAT:
3549 case SLI_MGMT_GRPL:
3550 rsp_size = FC_MAX_NS_RSP;
3551 fallthrough;
3552 case SLI_MGMT_DHBA:
3553 case SLI_MGMT_DHAT:
3554 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID;
3555 memcpy((uint8_t *)&pe->PortName,
3556 (uint8_t *)&vport->fc_sparam.portName,
3557 sizeof(struct lpfc_name));
3558 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name);
3559 break;
3560
3561 case SLI_MGMT_GPAT:
3562 case SLI_MGMT_GPAS:
3563 rsp_size = FC_MAX_NS_RSP;
3564 fallthrough;
3565 case SLI_MGMT_DPRT:
3566 case SLI_MGMT_DPA:
3567 pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID;
3568 memcpy((uint8_t *)&pe->PortName,
3569 (uint8_t *)&vport->fc_sparam.portName,
3570 sizeof(struct lpfc_name));
3571 size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name);
3572 break;
3573 case SLI_MGMT_GRHL:
3574 size = GID_REQUEST_SZ - 4;
3575 break;
3576 default:
3577 lpfc_printf_vlog(vport, KERN_WARNING, LOG_DISCOVERY,
3578 "0298 FDMI cmdcode x%x not supported\n",
3579 cmdcode);
3580 goto fdmi_cmd_free_bmpvirt;
3581 }
3582 CtReq->CommandResponse.bits.Size = cpu_to_be16(rsp_size);
3583
3584 bpl = (struct ulp_bde64 *)bmp->virt;
3585 bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys));
3586 bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys));
3587 bpl->tus.f.bdeFlags = 0;
3588 bpl->tus.f.bdeSize = size;
3589
3590 /*
3591 * The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count
3592 * to hold ndlp reference for the corresponding callback function.
3593 */
3594 if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, 0))
3595 return 0;
3596
3597 fdmi_cmd_free_bmpvirt:
3598 lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
3599 fdmi_cmd_free_bmp:
3600 kfree(bmp);
3601 fdmi_cmd_free_mpvirt:
3602 lpfc_mbuf_free(phba, mp->virt, mp->phys);
3603 fdmi_cmd_free_mp:
3604 kfree(mp);
3605 fdmi_cmd_exit:
3606 /* Issue FDMI request failed */
3607 lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
3608 "0244 Issue FDMI request failed Data: x%x\n",
3609 cmdcode);
3610 return 1;
3611 }
3612
3613 /**
3614 * lpfc_delayed_disc_tmo - Timeout handler for delayed discovery timer.
3615 * @t: Context object of the timer.
3616 *
3617 * This function set the WORKER_DELAYED_DISC_TMO flag and wake up
3618 * the worker thread.
3619 **/
3620 void
3621 lpfc_delayed_disc_tmo(struct timer_list *t)
3622 {
3623 struct lpfc_vport *vport = from_timer(vport, t, delayed_disc_tmo);
3624 struct lpfc_hba *phba = vport->phba;
3625 uint32_t tmo_posted;
3626 unsigned long iflag;
3627
3628 spin_lock_irqsave(&vport->work_port_lock, iflag);
3629 tmo_posted = vport->work_port_events & WORKER_DELAYED_DISC_TMO;
3630 if (!tmo_posted)
3631 vport->work_port_events |= WORKER_DELAYED_DISC_TMO;
3632 spin_unlock_irqrestore(&vport->work_port_lock, iflag);
3633
3634 if (!tmo_posted)
3635 lpfc_worker_wake_up(phba);
3636 return;
3637 }
3638
3639 /**
3640 * lpfc_delayed_disc_timeout_handler - Function called by worker thread to
3641 * handle delayed discovery.
3642 * @vport: pointer to a host virtual N_Port data structure.
3643 *
3644 * This function start nport discovery of the vport.
3645 **/
3646 void
3647 lpfc_delayed_disc_timeout_handler(struct lpfc_vport *vport)
3648 {
3649 struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
3650
3651 spin_lock_irq(shost->host_lock);
3652 if (!(vport->fc_flag & FC_DISC_DELAYED)) {
3653 spin_unlock_irq(shost->host_lock);
3654 return;
3655 }
3656 vport->fc_flag &= ~FC_DISC_DELAYED;
3657 spin_unlock_irq(shost->host_lock);
3658
3659 lpfc_do_scr_ns_plogi(vport->phba, vport);
3660 }
3661
3662 void
3663 lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag)
3664 {
3665 struct lpfc_sli *psli = &phba->sli;
3666 lpfc_vpd_t *vp = &phba->vpd;
3667 uint32_t b1, b2, b3, b4, i, rev;
3668 char c;
3669 uint32_t *ptr, str[4];
3670 uint8_t *fwname;
3671
3672 if (phba->sli_rev == LPFC_SLI_REV4)
3673 snprintf(fwrevision, FW_REV_STR_SIZE, "%s", vp->rev.opFwName);
3674 else if (vp->rev.rBit) {
3675 if (psli->sli_flag & LPFC_SLI_ACTIVE)
3676 rev = vp->rev.sli2FwRev;
3677 else
3678 rev = vp->rev.sli1FwRev;
3679
3680 b1 = (rev & 0x0000f000) >> 12;
3681 b2 = (rev & 0x00000f00) >> 8;
3682 b3 = (rev & 0x000000c0) >> 6;
3683 b4 = (rev & 0x00000030) >> 4;
3684
3685 switch (b4) {
3686 case 0:
3687 c = 'N';
3688 break;
3689 case 1:
3690 c = 'A';
3691 break;
3692 case 2:
3693 c = 'B';
3694 break;
3695 case 3:
3696 c = 'X';
3697 break;
3698 default:
3699 c = 0;
3700 break;
3701 }
3702 b4 = (rev & 0x0000000f);
3703
3704 if (psli->sli_flag & LPFC_SLI_ACTIVE)
3705 fwname = vp->rev.sli2FwName;
3706 else
3707 fwname = vp->rev.sli1FwName;
3708
3709 for (i = 0; i < 16; i++)
3710 if (fwname[i] == 0x20)
3711 fwname[i] = 0;
3712
3713 ptr = (uint32_t*)fwname;
3714
3715 for (i = 0; i < 3; i++)
3716 str[i] = be32_to_cpu(*ptr++);
3717
3718 if (c == 0) {
3719 if (flag)
3720 sprintf(fwrevision, "%d.%d%d (%s)",
3721 b1, b2, b3, (char *)str);
3722 else
3723 sprintf(fwrevision, "%d.%d%d", b1,
3724 b2, b3);
3725 } else {
3726 if (flag)
3727 sprintf(fwrevision, "%d.%d%d%c%d (%s)",
3728 b1, b2, b3, c,
3729 b4, (char *)str);
3730 else
3731 sprintf(fwrevision, "%d.%d%d%c%d",
3732 b1, b2, b3, c, b4);
3733 }
3734 } else {
3735 rev = vp->rev.smFwRev;
3736
3737 b1 = (rev & 0xff000000) >> 24;
3738 b2 = (rev & 0x00f00000) >> 20;
3739 b3 = (rev & 0x000f0000) >> 16;
3740 c = (rev & 0x0000ff00) >> 8;
3741 b4 = (rev & 0x000000ff);
3742
3743 sprintf(fwrevision, "%d.%d%d%c%d", b1, b2, b3, c, b4);
3744 }
3745 return;
3746 }
Linux with added FPC-III support