xref: /linux/drivers/scsi/lpfc/lpfc_ct.c (revision c537b994505099b7197e7d3125b942ecbcc51eb6)
1 /*******************************************************************
2  * This file is part of the Emulex Linux Device Driver for         *
3  * Fibre Channel Host Bus Adapters.                                *
4  * Copyright (C) 2004-2006 Emulex.  All rights reserved.           *
5  * EMULEX and SLI are trademarks of Emulex.                        *
6  * www.emulex.com                                                  *
7  *                                                                 *
8  * This program is free software; you can redistribute it and/or   *
9  * modify it under the terms of version 2 of the GNU General       *
10  * Public License as published by the Free Software Foundation.    *
11  * This program is distributed in the hope that it will be useful. *
12  * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND          *
13  * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,  *
14  * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE      *
15  * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
16  * TO BE LEGALLY INVALID.  See the GNU General Public License for  *
17  * more details, a copy of which can be found in the file COPYING  *
18  * included with this package.                                     *
19  *******************************************************************/
20 
21 /*
22  * Fibre Channel SCSI LAN Device Driver CT support
23  */
24 
25 #include <linux/blkdev.h>
26 #include <linux/pci.h>
27 #include <linux/interrupt.h>
28 #include <linux/utsname.h>
29 
30 #include <scsi/scsi.h>
31 #include <scsi/scsi_device.h>
32 #include <scsi/scsi_host.h>
33 #include <scsi/scsi_transport_fc.h>
34 
35 #include "lpfc_hw.h"
36 #include "lpfc_sli.h"
37 #include "lpfc_disc.h"
38 #include "lpfc_scsi.h"
39 #include "lpfc.h"
40 #include "lpfc_logmsg.h"
41 #include "lpfc_crtn.h"
42 #include "lpfc_version.h"
43 
44 #define HBA_PORTSPEED_UNKNOWN               0	/* Unknown - transceiver
45 						 * incapable of reporting */
46 #define HBA_PORTSPEED_1GBIT                 1	/* 1 GBit/sec */
47 #define HBA_PORTSPEED_2GBIT                 2	/* 2 GBit/sec */
48 #define HBA_PORTSPEED_4GBIT                 8   /* 4 GBit/sec */
49 #define HBA_PORTSPEED_8GBIT                16   /* 8 GBit/sec */
50 #define HBA_PORTSPEED_10GBIT                4	/* 10 GBit/sec */
51 #define HBA_PORTSPEED_NOT_NEGOTIATED        5	/* Speed not established */
52 
53 #define FOURBYTES	4
54 
55 
56 static char *lpfc_release_version = LPFC_DRIVER_VERSION;
57 
58 /*
59  * lpfc_ct_unsol_event
60  */
61 void
62 lpfc_ct_unsol_event(struct lpfc_hba * phba,
63 		    struct lpfc_sli_ring * pring, struct lpfc_iocbq * piocbq)
64 {
65 
66 	struct lpfc_iocbq *next_piocbq;
67 	struct lpfc_dmabuf *pmbuf = NULL;
68 	struct lpfc_dmabuf *matp, *next_matp;
69 	uint32_t ctx = 0, size = 0, cnt = 0;
70 	IOCB_t *icmd = &piocbq->iocb;
71 	IOCB_t *save_icmd = icmd;
72 	int i, go_exit = 0;
73 	struct list_head head;
74 
75 	if ((icmd->ulpStatus == IOSTAT_LOCAL_REJECT) &&
76 		((icmd->un.ulpWord[4] & 0xff) == IOERR_RCV_BUFFER_WAITING)) {
77 		/* Not enough posted buffers; Try posting more buffers */
78 		phba->fc_stat.NoRcvBuf++;
79 		lpfc_post_buffer(phba, pring, 0, 1);
80 		return;
81 	}
82 
83 	/* If there are no BDEs associated with this IOCB,
84 	 * there is nothing to do.
85 	 */
86 	if (icmd->ulpBdeCount == 0)
87 		return;
88 
89 	INIT_LIST_HEAD(&head);
90 	list_add_tail(&head, &piocbq->list);
91 
92 	list_for_each_entry_safe(piocbq, next_piocbq, &head, list) {
93 		icmd = &piocbq->iocb;
94 		if (ctx == 0)
95 			ctx = (uint32_t) (icmd->ulpContext);
96 		if (icmd->ulpBdeCount == 0)
97 			continue;
98 
99 		for (i = 0; i < icmd->ulpBdeCount; i++) {
100 			matp = lpfc_sli_ringpostbuf_get(phba, pring,
101 							getPaddr(icmd->un.
102 								 cont64[i].
103 								 addrHigh,
104 								 icmd->un.
105 								 cont64[i].
106 								 addrLow));
107 			if (!matp) {
108 				/* Insert lpfc log message here */
109 				lpfc_post_buffer(phba, pring, cnt, 1);
110 				go_exit = 1;
111 				goto ct_unsol_event_exit_piocbq;
112 			}
113 
114 			/* Typically for Unsolicited CT requests */
115 			if (!pmbuf) {
116 				pmbuf = matp;
117 				INIT_LIST_HEAD(&pmbuf->list);
118 			} else
119 				list_add_tail(&matp->list, &pmbuf->list);
120 
121 			size += icmd->un.cont64[i].tus.f.bdeSize;
122 			cnt++;
123 		}
124 
125 		icmd->ulpBdeCount = 0;
126 	}
127 
128 	lpfc_post_buffer(phba, pring, cnt, 1);
129 	if (save_icmd->ulpStatus) {
130 		go_exit = 1;
131 	}
132 
133 ct_unsol_event_exit_piocbq:
134 	list_del(&head);
135 	if (pmbuf) {
136 		list_for_each_entry_safe(matp, next_matp, &pmbuf->list, list) {
137 			lpfc_mbuf_free(phba, matp->virt, matp->phys);
138 			list_del(&matp->list);
139 			kfree(matp);
140 		}
141 		lpfc_mbuf_free(phba, pmbuf->virt, pmbuf->phys);
142 		kfree(pmbuf);
143 	}
144 	return;
145 }
146 
147 static void
148 lpfc_free_ct_rsp(struct lpfc_hba * phba, struct lpfc_dmabuf * mlist)
149 {
150 	struct lpfc_dmabuf *mlast, *next_mlast;
151 
152 	list_for_each_entry_safe(mlast, next_mlast, &mlist->list, list) {
153 		lpfc_mbuf_free(phba, mlast->virt, mlast->phys);
154 		list_del(&mlast->list);
155 		kfree(mlast);
156 	}
157 	lpfc_mbuf_free(phba, mlist->virt, mlist->phys);
158 	kfree(mlist);
159 	return;
160 }
161 
162 static struct lpfc_dmabuf *
163 lpfc_alloc_ct_rsp(struct lpfc_hba * phba, int cmdcode, struct ulp_bde64 * bpl,
164 		  uint32_t size, int *entries)
165 {
166 	struct lpfc_dmabuf *mlist = NULL;
167 	struct lpfc_dmabuf *mp;
168 	int cnt, i = 0;
169 
170 	/* We get chucks of FCELSSIZE */
171 	cnt = size > FCELSSIZE ? FCELSSIZE: size;
172 
173 	while (size) {
174 		/* Allocate buffer for rsp payload */
175 		mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
176 		if (!mp) {
177 			if (mlist)
178 				lpfc_free_ct_rsp(phba, mlist);
179 			return NULL;
180 		}
181 
182 		INIT_LIST_HEAD(&mp->list);
183 
184 		if (cmdcode == be16_to_cpu(SLI_CTNS_GID_FT))
185 			mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys));
186 		else
187 			mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys));
188 
189 		if (!mp->virt) {
190 			kfree(mp);
191 			if (mlist)
192 				lpfc_free_ct_rsp(phba, mlist);
193 			return NULL;
194 		}
195 
196 		/* Queue it to a linked list */
197 		if (!mlist)
198 			mlist = mp;
199 		else
200 			list_add_tail(&mp->list, &mlist->list);
201 
202 		bpl->tus.f.bdeFlags = BUFF_USE_RCV;
203 		/* build buffer ptr list for IOCB */
204 		bpl->addrLow = le32_to_cpu( putPaddrLow(mp->phys) );
205 		bpl->addrHigh = le32_to_cpu( putPaddrHigh(mp->phys) );
206 		bpl->tus.f.bdeSize = (uint16_t) cnt;
207 		bpl->tus.w = le32_to_cpu(bpl->tus.w);
208 		bpl++;
209 
210 		i++;
211 		size -= cnt;
212 	}
213 
214 	*entries = i;
215 	return mlist;
216 }
217 
218 static int
219 lpfc_gen_req(struct lpfc_hba *phba, struct lpfc_dmabuf *bmp,
220 	     struct lpfc_dmabuf *inp, struct lpfc_dmabuf *outp,
221 	     void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
222 		     struct lpfc_iocbq *),
223 	     struct lpfc_nodelist *ndlp, uint32_t usr_flg, uint32_t num_entry,
224 	     uint32_t tmo)
225 {
226 
227 	struct lpfc_sli *psli = &phba->sli;
228 	struct lpfc_sli_ring *pring = &psli->ring[LPFC_ELS_RING];
229 	IOCB_t *icmd;
230 	struct lpfc_iocbq *geniocb;
231 
232 	/* Allocate buffer for  command iocb */
233 	spin_lock_irq(phba->host->host_lock);
234 	geniocb = lpfc_sli_get_iocbq(phba);
235 	spin_unlock_irq(phba->host->host_lock);
236 
237 	if (geniocb == NULL)
238 		return 1;
239 
240 	icmd = &geniocb->iocb;
241 	icmd->un.genreq64.bdl.ulpIoTag32 = 0;
242 	icmd->un.genreq64.bdl.addrHigh = putPaddrHigh(bmp->phys);
243 	icmd->un.genreq64.bdl.addrLow = putPaddrLow(bmp->phys);
244 	icmd->un.genreq64.bdl.bdeFlags = BUFF_TYPE_BDL;
245 	icmd->un.genreq64.bdl.bdeSize = (num_entry * sizeof (struct ulp_bde64));
246 
247 	if (usr_flg)
248 		geniocb->context3 = NULL;
249 	else
250 		geniocb->context3 = (uint8_t *) bmp;
251 
252 	/* Save for completion so we can release these resources */
253 	geniocb->context1 = (uint8_t *) inp;
254 	geniocb->context2 = (uint8_t *) outp;
255 
256 	/* Fill in payload, bp points to frame payload */
257 	icmd->ulpCommand = CMD_GEN_REQUEST64_CR;
258 
259 	/* Fill in rest of iocb */
260 	icmd->un.genreq64.w5.hcsw.Fctl = (SI | LA);
261 	icmd->un.genreq64.w5.hcsw.Dfctl = 0;
262 	icmd->un.genreq64.w5.hcsw.Rctl = FC_UNSOL_CTL;
263 	icmd->un.genreq64.w5.hcsw.Type = FC_COMMON_TRANSPORT_ULP;
264 
265 	if (!tmo) {
266 		 /* FC spec states we need 3 * ratov for CT requests */
267 		tmo = (3 * phba->fc_ratov);
268 	}
269 	icmd->ulpTimeout = tmo;
270 	icmd->ulpBdeCount = 1;
271 	icmd->ulpLe = 1;
272 	icmd->ulpClass = CLASS3;
273 	icmd->ulpContext = ndlp->nlp_rpi;
274 
275 	/* Issue GEN REQ IOCB for NPORT <did> */
276 	lpfc_printf_log(phba, KERN_INFO, LOG_ELS,
277 			"%d:0119 Issue GEN REQ IOCB for NPORT x%x "
278 			"Data: x%x x%x\n", phba->brd_no, icmd->un.ulpWord[5],
279 			icmd->ulpIoTag, phba->hba_state);
280 	geniocb->iocb_cmpl = cmpl;
281 	geniocb->drvrTimeout = icmd->ulpTimeout + LPFC_DRVR_TIMEOUT;
282 	spin_lock_irq(phba->host->host_lock);
283 	if (lpfc_sli_issue_iocb(phba, pring, geniocb, 0) == IOCB_ERROR) {
284 		lpfc_sli_release_iocbq(phba, geniocb);
285 		spin_unlock_irq(phba->host->host_lock);
286 		return 1;
287 	}
288 	spin_unlock_irq(phba->host->host_lock);
289 
290 	return 0;
291 }
292 
293 static int
294 lpfc_ct_cmd(struct lpfc_hba *phba, struct lpfc_dmabuf *inmp,
295 	    struct lpfc_dmabuf *bmp, struct lpfc_nodelist *ndlp,
296 	    void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
297 			  struct lpfc_iocbq *),
298 	    uint32_t rsp_size)
299 {
300 	struct ulp_bde64 *bpl = (struct ulp_bde64 *) bmp->virt;
301 	struct lpfc_dmabuf *outmp;
302 	int cnt = 0, status;
303 	int cmdcode = ((struct lpfc_sli_ct_request *) inmp->virt)->
304 		CommandResponse.bits.CmdRsp;
305 
306 	bpl++;			/* Skip past ct request */
307 
308 	/* Put buffer(s) for ct rsp in bpl */
309 	outmp = lpfc_alloc_ct_rsp(phba, cmdcode, bpl, rsp_size, &cnt);
310 	if (!outmp)
311 		return -ENOMEM;
312 
313 	status = lpfc_gen_req(phba, bmp, inmp, outmp, cmpl, ndlp, 0,
314 			      cnt+1, 0);
315 	if (status) {
316 		lpfc_free_ct_rsp(phba, outmp);
317 		return -ENOMEM;
318 	}
319 	return 0;
320 }
321 
322 static int
323 lpfc_ns_rsp(struct lpfc_hba * phba, struct lpfc_dmabuf * mp, uint32_t Size)
324 {
325 	struct lpfc_sli_ct_request *Response =
326 		(struct lpfc_sli_ct_request *) mp->virt;
327 	struct lpfc_nodelist *ndlp = NULL;
328 	struct lpfc_dmabuf *mlast, *next_mp;
329 	uint32_t *ctptr = (uint32_t *) & Response->un.gid.PortType;
330 	uint32_t Did;
331 	uint32_t CTentry;
332 	int Cnt;
333 	struct list_head head;
334 
335 	lpfc_set_disctmo(phba);
336 
337 	Cnt = Size  > FCELSSIZE ? FCELSSIZE : Size;
338 
339 	list_add_tail(&head, &mp->list);
340 	list_for_each_entry_safe(mp, next_mp, &head, list) {
341 		mlast = mp;
342 
343 		Size -= Cnt;
344 
345 		if (!ctptr)
346 			ctptr = (uint32_t *) mlast->virt;
347 		else
348 			Cnt -= 16;	/* subtract length of CT header */
349 
350 		/* Loop through entire NameServer list of DIDs */
351 		while (Cnt) {
352 
353 			/* Get next DID from NameServer List */
354 			CTentry = *ctptr++;
355 			Did = ((be32_to_cpu(CTentry)) & Mask_DID);
356 
357 			ndlp = NULL;
358 			if (Did != phba->fc_myDID) {
359 				/* Check for rscn processing or not */
360 				ndlp = lpfc_setup_disc_node(phba, Did);
361 			}
362 			/* Mark all node table entries that are in the
363 			   Nameserver */
364 			if (ndlp) {
365 				/* NameServer Rsp */
366 				lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
367 						"%d:0238 Process x%x NameServer"
368 						" Rsp Data: x%x x%x x%x\n",
369 						phba->brd_no,
370 						Did, ndlp->nlp_flag,
371 						phba->fc_flag,
372 						phba->fc_rscn_id_cnt);
373 			} else {
374 				/* NameServer Rsp */
375 				lpfc_printf_log(phba,
376 						KERN_INFO,
377 						LOG_DISCOVERY,
378 						"%d:0239 Skip x%x NameServer "
379 						"Rsp Data: x%x x%x x%x\n",
380 						phba->brd_no,
381 						Did, Size, phba->fc_flag,
382 						phba->fc_rscn_id_cnt);
383 			}
384 
385 			if (CTentry & (be32_to_cpu(SLI_CT_LAST_ENTRY)))
386 				goto nsout1;
387 			Cnt -= sizeof (uint32_t);
388 		}
389 		ctptr = NULL;
390 
391 	}
392 
393 nsout1:
394 	list_del(&head);
395 
396 	/*
397  	 * The driver has cycled through all Nports in the RSCN payload.
398  	 * Complete the handling by cleaning up and marking the
399  	 * current driver state.
400  	 */
401 	if (phba->hba_state == LPFC_HBA_READY) {
402 		lpfc_els_flush_rscn(phba);
403 		spin_lock_irq(phba->host->host_lock);
404 		phba->fc_flag |= FC_RSCN_MODE; /* we are still in RSCN mode */
405 		spin_unlock_irq(phba->host->host_lock);
406 	}
407 	return 0;
408 }
409 
410 
411 
412 
413 static void
414 lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba * phba, struct lpfc_iocbq * cmdiocb,
415 			struct lpfc_iocbq * rspiocb)
416 {
417 	IOCB_t *irsp;
418 	struct lpfc_sli *psli;
419 	struct lpfc_dmabuf *bmp;
420 	struct lpfc_dmabuf *inp;
421 	struct lpfc_dmabuf *outp;
422 	struct lpfc_nodelist *ndlp;
423 	struct lpfc_sli_ct_request *CTrsp;
424 
425 	psli = &phba->sli;
426 	/* we pass cmdiocb to state machine which needs rspiocb as well */
427 	cmdiocb->context_un.rsp_iocb = rspiocb;
428 
429 	inp = (struct lpfc_dmabuf *) cmdiocb->context1;
430 	outp = (struct lpfc_dmabuf *) cmdiocb->context2;
431 	bmp = (struct lpfc_dmabuf *) cmdiocb->context3;
432 
433 	irsp = &rspiocb->iocb;
434 	if (irsp->ulpStatus) {
435 		if ((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) &&
436 			((irsp->un.ulpWord[4] == IOERR_SLI_DOWN) ||
437 			 (irsp->un.ulpWord[4] == IOERR_SLI_ABORTED))) {
438 			goto out;
439 		}
440 
441 		/* Check for retry */
442 		if (phba->fc_ns_retry < LPFC_MAX_NS_RETRY) {
443 			phba->fc_ns_retry++;
444 			/* CT command is being retried */
445 			ndlp =
446 			    lpfc_findnode_did(phba, NLP_SEARCH_UNMAPPED,
447 					      NameServer_DID);
448 			if (ndlp) {
449 				if (lpfc_ns_cmd(phba, ndlp, SLI_CTNS_GID_FT) ==
450 				    0) {
451 					goto out;
452 				}
453 			}
454 		}
455 	} else {
456 		/* Good status, continue checking */
457 		CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
458 		if (CTrsp->CommandResponse.bits.CmdRsp ==
459 		    be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) {
460 			lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
461 					"%d:0208 NameServer Rsp "
462 					"Data: x%x\n",
463 					phba->brd_no,
464 					phba->fc_flag);
465 			lpfc_ns_rsp(phba, outp,
466 				    (uint32_t) (irsp->un.genreq64.bdl.bdeSize));
467 		} else if (CTrsp->CommandResponse.bits.CmdRsp ==
468 			   be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
469 			/* NameServer Rsp Error */
470 			lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
471 					"%d:0240 NameServer Rsp Error "
472 					"Data: x%x x%x x%x x%x\n",
473 					phba->brd_no,
474 					CTrsp->CommandResponse.bits.CmdRsp,
475 					(uint32_t) CTrsp->ReasonCode,
476 					(uint32_t) CTrsp->Explanation,
477 					phba->fc_flag);
478 		} else {
479 			/* NameServer Rsp Error */
480 			lpfc_printf_log(phba,
481 					KERN_INFO,
482 					LOG_DISCOVERY,
483 					"%d:0241 NameServer Rsp Error "
484 					"Data: x%x x%x x%x x%x\n",
485 					phba->brd_no,
486 					CTrsp->CommandResponse.bits.CmdRsp,
487 					(uint32_t) CTrsp->ReasonCode,
488 					(uint32_t) CTrsp->Explanation,
489 					phba->fc_flag);
490 		}
491 	}
492 	/* Link up / RSCN discovery */
493 	lpfc_disc_start(phba);
494 out:
495 	lpfc_free_ct_rsp(phba, outp);
496 	lpfc_mbuf_free(phba, inp->virt, inp->phys);
497 	lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
498 	kfree(inp);
499 	kfree(bmp);
500 	spin_lock_irq(phba->host->host_lock);
501 	lpfc_sli_release_iocbq(phba, cmdiocb);
502 	spin_unlock_irq(phba->host->host_lock);
503 	return;
504 }
505 
506 static void
507 lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba * phba, struct lpfc_iocbq * cmdiocb,
508 			struct lpfc_iocbq * rspiocb)
509 {
510 	struct lpfc_sli *psli;
511 	struct lpfc_dmabuf *bmp;
512 	struct lpfc_dmabuf *inp;
513 	struct lpfc_dmabuf *outp;
514 	IOCB_t *irsp;
515 	struct lpfc_sli_ct_request *CTrsp;
516 
517 	psli = &phba->sli;
518 	/* we pass cmdiocb to state machine which needs rspiocb as well */
519 	cmdiocb->context_un.rsp_iocb = rspiocb;
520 
521 	inp = (struct lpfc_dmabuf *) cmdiocb->context1;
522 	outp = (struct lpfc_dmabuf *) cmdiocb->context2;
523 	bmp = (struct lpfc_dmabuf *) cmdiocb->context3;
524 	irsp = &rspiocb->iocb;
525 
526 	CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
527 
528 	/* RFT request completes status <ulpStatus> CmdRsp <CmdRsp> */
529 	lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
530 			"%d:0209 RFT request completes ulpStatus x%x "
531 			"CmdRsp x%x\n", phba->brd_no, irsp->ulpStatus,
532 			CTrsp->CommandResponse.bits.CmdRsp);
533 
534 	lpfc_free_ct_rsp(phba, outp);
535 	lpfc_mbuf_free(phba, inp->virt, inp->phys);
536 	lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
537 	kfree(inp);
538 	kfree(bmp);
539 	spin_lock_irq(phba->host->host_lock);
540 	lpfc_sli_release_iocbq(phba, cmdiocb);
541 	spin_unlock_irq(phba->host->host_lock);
542 	return;
543 }
544 
545 static void
546 lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba * phba, struct lpfc_iocbq * cmdiocb,
547 			struct lpfc_iocbq * rspiocb)
548 {
549 	lpfc_cmpl_ct_cmd_rft_id(phba, cmdiocb, rspiocb);
550 	return;
551 }
552 
553 static void
554 lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba * phba, struct lpfc_iocbq * cmdiocb,
555 			 struct lpfc_iocbq * rspiocb)
556 {
557 	lpfc_cmpl_ct_cmd_rft_id(phba, cmdiocb, rspiocb);
558 	return;
559 }
560 
561 static void
562 lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba * phba, struct lpfc_iocbq * cmdiocb,
563 			 struct lpfc_iocbq * rspiocb)
564 {
565 	lpfc_cmpl_ct_cmd_rft_id(phba, cmdiocb, rspiocb);
566 	return;
567 }
568 
569 void
570 lpfc_get_hba_sym_node_name(struct lpfc_hba * phba, uint8_t * symbp)
571 {
572 	char fwrev[16];
573 
574 	lpfc_decode_firmware_rev(phba, fwrev, 0);
575 
576 	sprintf(symbp, "Emulex %s FV%s DV%s", phba->ModelName,
577 		fwrev, lpfc_release_version);
578 	return;
579 }
580 
581 /*
582  * lpfc_ns_cmd
583  * Description:
584  *    Issue Cmd to NameServer
585  *       SLI_CTNS_GID_FT
586  *       LI_CTNS_RFT_ID
587  */
588 int
589 lpfc_ns_cmd(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp, int cmdcode)
590 {
591 	struct lpfc_dmabuf *mp, *bmp;
592 	struct lpfc_sli_ct_request *CtReq;
593 	struct ulp_bde64 *bpl;
594 	void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
595 		      struct lpfc_iocbq *) = NULL;
596 	uint32_t rsp_size = 1024;
597 
598 	/* fill in BDEs for command */
599 	/* Allocate buffer for command payload */
600 	mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
601 	if (!mp)
602 		goto ns_cmd_exit;
603 
604 	INIT_LIST_HEAD(&mp->list);
605 	mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys));
606 	if (!mp->virt)
607 		goto ns_cmd_free_mp;
608 
609 	/* Allocate buffer for Buffer ptr list */
610 	bmp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
611 	if (!bmp)
612 		goto ns_cmd_free_mpvirt;
613 
614 	INIT_LIST_HEAD(&bmp->list);
615 	bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys));
616 	if (!bmp->virt)
617 		goto ns_cmd_free_bmp;
618 
619 	/* NameServer Req */
620 	lpfc_printf_log(phba,
621 			KERN_INFO,
622 			LOG_DISCOVERY,
623 			"%d:0236 NameServer Req Data: x%x x%x x%x\n",
624 			phba->brd_no, cmdcode, phba->fc_flag,
625 			phba->fc_rscn_id_cnt);
626 
627 	bpl = (struct ulp_bde64 *) bmp->virt;
628 	memset(bpl, 0, sizeof(struct ulp_bde64));
629 	bpl->addrHigh = le32_to_cpu( putPaddrHigh(mp->phys) );
630 	bpl->addrLow = le32_to_cpu( putPaddrLow(mp->phys) );
631 	bpl->tus.f.bdeFlags = 0;
632 	if (cmdcode == SLI_CTNS_GID_FT)
633 		bpl->tus.f.bdeSize = GID_REQUEST_SZ;
634 	else if (cmdcode == SLI_CTNS_RFT_ID)
635 		bpl->tus.f.bdeSize = RFT_REQUEST_SZ;
636 	else if (cmdcode == SLI_CTNS_RNN_ID)
637 		bpl->tus.f.bdeSize = RNN_REQUEST_SZ;
638 	else if (cmdcode == SLI_CTNS_RSNN_NN)
639 		bpl->tus.f.bdeSize = RSNN_REQUEST_SZ;
640 	else if (cmdcode == SLI_CTNS_RFF_ID)
641 		bpl->tus.f.bdeSize = RFF_REQUEST_SZ;
642 	else
643 		bpl->tus.f.bdeSize = 0;
644 	bpl->tus.w = le32_to_cpu(bpl->tus.w);
645 
646 	CtReq = (struct lpfc_sli_ct_request *) mp->virt;
647 	memset(CtReq, 0, sizeof (struct lpfc_sli_ct_request));
648 	CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
649 	CtReq->RevisionId.bits.InId = 0;
650 	CtReq->FsType = SLI_CT_DIRECTORY_SERVICE;
651 	CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER;
652 	CtReq->CommandResponse.bits.Size = 0;
653 	switch (cmdcode) {
654 	case SLI_CTNS_GID_FT:
655 		CtReq->CommandResponse.bits.CmdRsp =
656 		    be16_to_cpu(SLI_CTNS_GID_FT);
657 		CtReq->un.gid.Fc4Type = SLI_CTPT_FCP;
658 		if (phba->hba_state < LPFC_HBA_READY)
659 			phba->hba_state = LPFC_NS_QRY;
660 		lpfc_set_disctmo(phba);
661 		cmpl = lpfc_cmpl_ct_cmd_gid_ft;
662 		rsp_size = FC_MAX_NS_RSP;
663 		break;
664 
665 	case SLI_CTNS_RFT_ID:
666 		CtReq->CommandResponse.bits.CmdRsp =
667 		    be16_to_cpu(SLI_CTNS_RFT_ID);
668 		CtReq->un.rft.PortId = be32_to_cpu(phba->fc_myDID);
669 		CtReq->un.rft.fcpReg = 1;
670 		cmpl = lpfc_cmpl_ct_cmd_rft_id;
671 		break;
672 
673 	case SLI_CTNS_RFF_ID:
674 		CtReq->CommandResponse.bits.CmdRsp =
675 			be16_to_cpu(SLI_CTNS_RFF_ID);
676 		CtReq->un.rff.PortId = be32_to_cpu(phba->fc_myDID);
677 		CtReq->un.rff.feature_res = 0;
678 		CtReq->un.rff.feature_tgt = 0;
679 		CtReq->un.rff.type_code = FC_FCP_DATA;
680 		CtReq->un.rff.feature_init = 1;
681 		cmpl = lpfc_cmpl_ct_cmd_rff_id;
682 		break;
683 
684 	case SLI_CTNS_RNN_ID:
685 		CtReq->CommandResponse.bits.CmdRsp =
686 		    be16_to_cpu(SLI_CTNS_RNN_ID);
687 		CtReq->un.rnn.PortId = be32_to_cpu(phba->fc_myDID);
688 		memcpy(CtReq->un.rnn.wwnn,  &phba->fc_nodename,
689 		       sizeof (struct lpfc_name));
690 		cmpl = lpfc_cmpl_ct_cmd_rnn_id;
691 		break;
692 
693 	case SLI_CTNS_RSNN_NN:
694 		CtReq->CommandResponse.bits.CmdRsp =
695 		    be16_to_cpu(SLI_CTNS_RSNN_NN);
696 		memcpy(CtReq->un.rsnn.wwnn, &phba->fc_nodename,
697 		       sizeof (struct lpfc_name));
698 		lpfc_get_hba_sym_node_name(phba, CtReq->un.rsnn.symbname);
699 		CtReq->un.rsnn.len = strlen(CtReq->un.rsnn.symbname);
700 		cmpl = lpfc_cmpl_ct_cmd_rsnn_nn;
701 		break;
702 	}
703 
704 	if (!lpfc_ct_cmd(phba, mp, bmp, ndlp, cmpl, rsp_size))
705 		/* On success, The cmpl function will free the buffers */
706 		return 0;
707 
708 	lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
709 ns_cmd_free_bmp:
710 	kfree(bmp);
711 ns_cmd_free_mpvirt:
712 	lpfc_mbuf_free(phba, mp->virt, mp->phys);
713 ns_cmd_free_mp:
714 	kfree(mp);
715 ns_cmd_exit:
716 	return 1;
717 }
718 
719 static void
720 lpfc_cmpl_ct_cmd_fdmi(struct lpfc_hba * phba,
721 		      struct lpfc_iocbq * cmdiocb, struct lpfc_iocbq * rspiocb)
722 {
723 	struct lpfc_dmabuf *bmp = cmdiocb->context3;
724 	struct lpfc_dmabuf *inp = cmdiocb->context1;
725 	struct lpfc_dmabuf *outp = cmdiocb->context2;
726 	struct lpfc_sli_ct_request *CTrsp = outp->virt;
727 	struct lpfc_sli_ct_request *CTcmd = inp->virt;
728 	struct lpfc_nodelist *ndlp;
729 	uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp;
730 	uint16_t fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp;
731 
732 	ndlp = lpfc_findnode_did(phba, NLP_SEARCH_ALL, FDMI_DID);
733 	if (fdmi_rsp == be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
734 		/* FDMI rsp failed */
735 		lpfc_printf_log(phba,
736 			        KERN_INFO,
737 			        LOG_DISCOVERY,
738 			        "%d:0220 FDMI rsp failed Data: x%x\n",
739 			        phba->brd_no,
740 			       be16_to_cpu(fdmi_cmd));
741 	}
742 
743 	switch (be16_to_cpu(fdmi_cmd)) {
744 	case SLI_MGMT_RHBA:
745 		lpfc_fdmi_cmd(phba, ndlp, SLI_MGMT_RPA);
746 		break;
747 
748 	case SLI_MGMT_RPA:
749 		break;
750 
751 	case SLI_MGMT_DHBA:
752 		lpfc_fdmi_cmd(phba, ndlp, SLI_MGMT_DPRT);
753 		break;
754 
755 	case SLI_MGMT_DPRT:
756 		lpfc_fdmi_cmd(phba, ndlp, SLI_MGMT_RHBA);
757 		break;
758 	}
759 
760 	lpfc_free_ct_rsp(phba, outp);
761 	lpfc_mbuf_free(phba, inp->virt, inp->phys);
762 	lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
763 	kfree(inp);
764 	kfree(bmp);
765 	spin_lock_irq(phba->host->host_lock);
766 	lpfc_sli_release_iocbq(phba, cmdiocb);
767 	spin_unlock_irq(phba->host->host_lock);
768 	return;
769 }
770 int
771 lpfc_fdmi_cmd(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp, int cmdcode)
772 {
773 	struct lpfc_dmabuf *mp, *bmp;
774 	struct lpfc_sli_ct_request *CtReq;
775 	struct ulp_bde64 *bpl;
776 	uint32_t size;
777 	REG_HBA *rh;
778 	PORT_ENTRY *pe;
779 	REG_PORT_ATTRIBUTE *pab;
780 	ATTRIBUTE_BLOCK *ab;
781 	ATTRIBUTE_ENTRY *ae;
782 	void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
783 		      struct lpfc_iocbq *);
784 
785 
786 	/* fill in BDEs for command */
787 	/* Allocate buffer for command payload */
788 	mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
789 	if (!mp)
790 		goto fdmi_cmd_exit;
791 
792 	mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys));
793 	if (!mp->virt)
794 		goto fdmi_cmd_free_mp;
795 
796 	/* Allocate buffer for Buffer ptr list */
797 	bmp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
798 	if (!bmp)
799 		goto fdmi_cmd_free_mpvirt;
800 
801 	bmp->virt = lpfc_mbuf_alloc(phba, 0, &(bmp->phys));
802 	if (!bmp->virt)
803 		goto fdmi_cmd_free_bmp;
804 
805 	INIT_LIST_HEAD(&mp->list);
806 	INIT_LIST_HEAD(&bmp->list);
807 
808 	/* FDMI request */
809 	lpfc_printf_log(phba,
810 		        KERN_INFO,
811 		        LOG_DISCOVERY,
812 		        "%d:0218 FDMI Request Data: x%x x%x x%x\n",
813 		        phba->brd_no,
814 		       phba->fc_flag, phba->hba_state, cmdcode);
815 
816 	CtReq = (struct lpfc_sli_ct_request *) mp->virt;
817 
818 	memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request));
819 	CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
820 	CtReq->RevisionId.bits.InId = 0;
821 
822 	CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE;
823 	CtReq->FsSubType = SLI_CT_FDMI_Subtypes;
824 	size = 0;
825 
826 	switch (cmdcode) {
827 	case SLI_MGMT_RHBA:
828 		{
829 			lpfc_vpd_t *vp = &phba->vpd;
830 			uint32_t i, j, incr;
831 			int len;
832 
833 			CtReq->CommandResponse.bits.CmdRsp =
834 			    be16_to_cpu(SLI_MGMT_RHBA);
835 			CtReq->CommandResponse.bits.Size = 0;
836 			rh = (REG_HBA *) & CtReq->un.PortID;
837 			memcpy(&rh->hi.PortName, &phba->fc_sparam.portName,
838 			       sizeof (struct lpfc_name));
839 			/* One entry (port) per adapter */
840 			rh->rpl.EntryCnt = be32_to_cpu(1);
841 			memcpy(&rh->rpl.pe, &phba->fc_sparam.portName,
842 			       sizeof (struct lpfc_name));
843 
844 			/* point to the HBA attribute block */
845 			size = 2 * sizeof (struct lpfc_name) + FOURBYTES;
846 			ab = (ATTRIBUTE_BLOCK *) ((uint8_t *) rh + size);
847 			ab->EntryCnt = 0;
848 
849 			/* Point to the beginning of the first HBA attribute
850 			   entry */
851 			/* #1 HBA attribute entry */
852 			size += FOURBYTES;
853 			ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
854 			ae->ad.bits.AttrType = be16_to_cpu(NODE_NAME);
855 			ae->ad.bits.AttrLen =  be16_to_cpu(FOURBYTES
856 						+ sizeof (struct lpfc_name));
857 			memcpy(&ae->un.NodeName, &phba->fc_sparam.nodeName,
858 			       sizeof (struct lpfc_name));
859 			ab->EntryCnt++;
860 			size += FOURBYTES + sizeof (struct lpfc_name);
861 
862 			/* #2 HBA attribute entry */
863 			ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
864 			ae->ad.bits.AttrType = be16_to_cpu(MANUFACTURER);
865 			strcpy(ae->un.Manufacturer, "Emulex Corporation");
866 			len = strlen(ae->un.Manufacturer);
867 			len += (len & 3) ? (4 - (len & 3)) : 4;
868 			ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
869 			ab->EntryCnt++;
870 			size += FOURBYTES + len;
871 
872 			/* #3 HBA attribute entry */
873 			ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
874 			ae->ad.bits.AttrType = be16_to_cpu(SERIAL_NUMBER);
875 			strcpy(ae->un.SerialNumber, phba->SerialNumber);
876 			len = strlen(ae->un.SerialNumber);
877 			len += (len & 3) ? (4 - (len & 3)) : 4;
878 			ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
879 			ab->EntryCnt++;
880 			size += FOURBYTES + len;
881 
882 			/* #4 HBA attribute entry */
883 			ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
884 			ae->ad.bits.AttrType = be16_to_cpu(MODEL);
885 			strcpy(ae->un.Model, phba->ModelName);
886 			len = strlen(ae->un.Model);
887 			len += (len & 3) ? (4 - (len & 3)) : 4;
888 			ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
889 			ab->EntryCnt++;
890 			size += FOURBYTES + len;
891 
892 			/* #5 HBA attribute entry */
893 			ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
894 			ae->ad.bits.AttrType = be16_to_cpu(MODEL_DESCRIPTION);
895 			strcpy(ae->un.ModelDescription, phba->ModelDesc);
896 			len = strlen(ae->un.ModelDescription);
897 			len += (len & 3) ? (4 - (len & 3)) : 4;
898 			ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
899 			ab->EntryCnt++;
900 			size += FOURBYTES + len;
901 
902 			/* #6 HBA attribute entry */
903 			ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
904 			ae->ad.bits.AttrType = be16_to_cpu(HARDWARE_VERSION);
905 			ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 8);
906 			/* Convert JEDEC ID to ascii for hardware version */
907 			incr = vp->rev.biuRev;
908 			for (i = 0; i < 8; i++) {
909 				j = (incr & 0xf);
910 				if (j <= 9)
911 					ae->un.HardwareVersion[7 - i] =
912 					    (char)((uint8_t) 0x30 +
913 						   (uint8_t) j);
914 				else
915 					ae->un.HardwareVersion[7 - i] =
916 					    (char)((uint8_t) 0x61 +
917 						   (uint8_t) (j - 10));
918 				incr = (incr >> 4);
919 			}
920 			ab->EntryCnt++;
921 			size += FOURBYTES + 8;
922 
923 			/* #7 HBA attribute entry */
924 			ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
925 			ae->ad.bits.AttrType = be16_to_cpu(DRIVER_VERSION);
926 			strcpy(ae->un.DriverVersion, lpfc_release_version);
927 			len = strlen(ae->un.DriverVersion);
928 			len += (len & 3) ? (4 - (len & 3)) : 4;
929 			ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
930 			ab->EntryCnt++;
931 			size += FOURBYTES + len;
932 
933 			/* #8 HBA attribute entry */
934 			ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
935 			ae->ad.bits.AttrType = be16_to_cpu(OPTION_ROM_VERSION);
936 			strcpy(ae->un.OptionROMVersion, phba->OptionROMVersion);
937 			len = strlen(ae->un.OptionROMVersion);
938 			len += (len & 3) ? (4 - (len & 3)) : 4;
939 			ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
940 			ab->EntryCnt++;
941 			size += FOURBYTES + len;
942 
943 			/* #9 HBA attribute entry */
944 			ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
945 			ae->ad.bits.AttrType = be16_to_cpu(FIRMWARE_VERSION);
946 			lpfc_decode_firmware_rev(phba, ae->un.FirmwareVersion,
947 				1);
948 			len = strlen(ae->un.FirmwareVersion);
949 			len += (len & 3) ? (4 - (len & 3)) : 4;
950 			ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
951 			ab->EntryCnt++;
952 			size += FOURBYTES + len;
953 
954 			/* #10 HBA attribute entry */
955 			ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
956 			ae->ad.bits.AttrType = be16_to_cpu(OS_NAME_VERSION);
957 			sprintf(ae->un.OsNameVersion, "%s %s %s",
958 				init_utsname()->sysname,
959 				init_utsname()->release,
960 				init_utsname()->version);
961 			len = strlen(ae->un.OsNameVersion);
962 			len += (len & 3) ? (4 - (len & 3)) : 4;
963 			ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
964 			ab->EntryCnt++;
965 			size += FOURBYTES + len;
966 
967 			/* #11 HBA attribute entry */
968 			ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) rh + size);
969 			ae->ad.bits.AttrType = be16_to_cpu(MAX_CT_PAYLOAD_LEN);
970 			ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
971 			ae->un.MaxCTPayloadLen = (65 * 4096);
972 			ab->EntryCnt++;
973 			size += FOURBYTES + 4;
974 
975 			ab->EntryCnt = be32_to_cpu(ab->EntryCnt);
976 			/* Total size */
977 			size = GID_REQUEST_SZ - 4 + size;
978 		}
979 		break;
980 
981 	case SLI_MGMT_RPA:
982 		{
983 			lpfc_vpd_t *vp;
984 			struct serv_parm *hsp;
985 			int len;
986 
987 			vp = &phba->vpd;
988 
989 			CtReq->CommandResponse.bits.CmdRsp =
990 			    be16_to_cpu(SLI_MGMT_RPA);
991 			CtReq->CommandResponse.bits.Size = 0;
992 			pab = (REG_PORT_ATTRIBUTE *) & CtReq->un.PortID;
993 			size = sizeof (struct lpfc_name) + FOURBYTES;
994 			memcpy((uint8_t *) & pab->PortName,
995 			       (uint8_t *) & phba->fc_sparam.portName,
996 			       sizeof (struct lpfc_name));
997 			pab->ab.EntryCnt = 0;
998 
999 			/* #1 Port attribute entry */
1000 			ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1001 			ae->ad.bits.AttrType = be16_to_cpu(SUPPORTED_FC4_TYPES);
1002 			ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 32);
1003 			ae->un.SupportFC4Types[2] = 1;
1004 			ae->un.SupportFC4Types[7] = 1;
1005 			pab->ab.EntryCnt++;
1006 			size += FOURBYTES + 32;
1007 
1008 			/* #2 Port attribute entry */
1009 			ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1010 			ae->ad.bits.AttrType = be16_to_cpu(SUPPORTED_SPEED);
1011 			ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1012 
1013 			ae->un.SupportSpeed = 0;
1014 			if (phba->lmt & LMT_10Gb)
1015 				ae->un.SupportSpeed = HBA_PORTSPEED_10GBIT;
1016 			if (phba->lmt & LMT_8Gb)
1017 				ae->un.SupportSpeed |= HBA_PORTSPEED_8GBIT;
1018 			if (phba->lmt & LMT_4Gb)
1019 				ae->un.SupportSpeed |= HBA_PORTSPEED_4GBIT;
1020 			if (phba->lmt & LMT_2Gb)
1021 				ae->un.SupportSpeed |= HBA_PORTSPEED_2GBIT;
1022 			if (phba->lmt & LMT_1Gb)
1023 				ae->un.SupportSpeed |= HBA_PORTSPEED_1GBIT;
1024 
1025 			pab->ab.EntryCnt++;
1026 			size += FOURBYTES + 4;
1027 
1028 			/* #3 Port attribute entry */
1029 			ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1030 			ae->ad.bits.AttrType = be16_to_cpu(PORT_SPEED);
1031 			ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1032 			switch(phba->fc_linkspeed) {
1033 				case LA_1GHZ_LINK:
1034 					ae->un.PortSpeed = HBA_PORTSPEED_1GBIT;
1035 				break;
1036 				case LA_2GHZ_LINK:
1037 					ae->un.PortSpeed = HBA_PORTSPEED_2GBIT;
1038 				break;
1039 				case LA_4GHZ_LINK:
1040 					ae->un.PortSpeed = HBA_PORTSPEED_4GBIT;
1041 				break;
1042 				default:
1043 					ae->un.PortSpeed =
1044 						HBA_PORTSPEED_UNKNOWN;
1045 				break;
1046 			}
1047 			pab->ab.EntryCnt++;
1048 			size += FOURBYTES + 4;
1049 
1050 			/* #4 Port attribute entry */
1051 			ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1052 			ae->ad.bits.AttrType = be16_to_cpu(MAX_FRAME_SIZE);
1053 			ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
1054 			hsp = (struct serv_parm *) & phba->fc_sparam;
1055 			ae->un.MaxFrameSize =
1056 			    (((uint32_t) hsp->cmn.
1057 			      bbRcvSizeMsb) << 8) | (uint32_t) hsp->cmn.
1058 			    bbRcvSizeLsb;
1059 			pab->ab.EntryCnt++;
1060 			size += FOURBYTES + 4;
1061 
1062 			/* #5 Port attribute entry */
1063 			ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
1064 			ae->ad.bits.AttrType = be16_to_cpu(OS_DEVICE_NAME);
1065 			strcpy((char *)ae->un.OsDeviceName, LPFC_DRIVER_NAME);
1066 			len = strlen((char *)ae->un.OsDeviceName);
1067 			len += (len & 3) ? (4 - (len & 3)) : 4;
1068 			ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + len);
1069 			pab->ab.EntryCnt++;
1070 			size += FOURBYTES + len;
1071 
1072 			if (phba->cfg_fdmi_on == 2) {
1073 				/* #6 Port attribute entry */
1074 				ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab +
1075 							  size);
1076 				ae->ad.bits.AttrType = be16_to_cpu(HOST_NAME);
1077 				sprintf(ae->un.HostName, "%s",
1078 					init_utsname()->nodename);
1079 				len = strlen(ae->un.HostName);
1080 				len += (len & 3) ? (4 - (len & 3)) : 4;
1081 				ae->ad.bits.AttrLen =
1082 				    be16_to_cpu(FOURBYTES + len);
1083 				pab->ab.EntryCnt++;
1084 				size += FOURBYTES + len;
1085 			}
1086 
1087 			pab->ab.EntryCnt = be32_to_cpu(pab->ab.EntryCnt);
1088 			/* Total size */
1089 			size = GID_REQUEST_SZ - 4 + size;
1090 		}
1091 		break;
1092 
1093 	case SLI_MGMT_DHBA:
1094 		CtReq->CommandResponse.bits.CmdRsp = be16_to_cpu(SLI_MGMT_DHBA);
1095 		CtReq->CommandResponse.bits.Size = 0;
1096 		pe = (PORT_ENTRY *) & CtReq->un.PortID;
1097 		memcpy((uint8_t *) & pe->PortName,
1098 		       (uint8_t *) & phba->fc_sparam.portName,
1099 		       sizeof (struct lpfc_name));
1100 		size = GID_REQUEST_SZ - 4 + sizeof (struct lpfc_name);
1101 		break;
1102 
1103 	case SLI_MGMT_DPRT:
1104 		CtReq->CommandResponse.bits.CmdRsp = be16_to_cpu(SLI_MGMT_DPRT);
1105 		CtReq->CommandResponse.bits.Size = 0;
1106 		pe = (PORT_ENTRY *) & CtReq->un.PortID;
1107 		memcpy((uint8_t *) & pe->PortName,
1108 		       (uint8_t *) & phba->fc_sparam.portName,
1109 		       sizeof (struct lpfc_name));
1110 		size = GID_REQUEST_SZ - 4 + sizeof (struct lpfc_name);
1111 		break;
1112 	}
1113 
1114 	bpl = (struct ulp_bde64 *) bmp->virt;
1115 	bpl->addrHigh = le32_to_cpu( putPaddrHigh(mp->phys) );
1116 	bpl->addrLow = le32_to_cpu( putPaddrLow(mp->phys) );
1117 	bpl->tus.f.bdeFlags = 0;
1118 	bpl->tus.f.bdeSize = size;
1119 	bpl->tus.w = le32_to_cpu(bpl->tus.w);
1120 
1121 	cmpl = lpfc_cmpl_ct_cmd_fdmi;
1122 
1123 	if (!lpfc_ct_cmd(phba, mp, bmp, ndlp, cmpl, FC_MAX_NS_RSP))
1124 		return 0;
1125 
1126 	lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
1127 fdmi_cmd_free_bmp:
1128 	kfree(bmp);
1129 fdmi_cmd_free_mpvirt:
1130 	lpfc_mbuf_free(phba, mp->virt, mp->phys);
1131 fdmi_cmd_free_mp:
1132 	kfree(mp);
1133 fdmi_cmd_exit:
1134 	/* Issue FDMI request failed */
1135 	lpfc_printf_log(phba,
1136 		        KERN_INFO,
1137 		        LOG_DISCOVERY,
1138 		        "%d:0244 Issue FDMI request failed Data: x%x\n",
1139 		        phba->brd_no,
1140 			cmdcode);
1141 	return 1;
1142 }
1143 
1144 void
1145 lpfc_fdmi_tmo(unsigned long ptr)
1146 {
1147 	struct lpfc_hba *phba = (struct lpfc_hba *)ptr;
1148 	unsigned long iflag;
1149 
1150 	spin_lock_irqsave(phba->host->host_lock, iflag);
1151 	if (!(phba->work_hba_events & WORKER_FDMI_TMO)) {
1152 		phba->work_hba_events |= WORKER_FDMI_TMO;
1153 		if (phba->work_wait)
1154 			wake_up(phba->work_wait);
1155 	}
1156 	spin_unlock_irqrestore(phba->host->host_lock,iflag);
1157 }
1158 
1159 void
1160 lpfc_fdmi_tmo_handler(struct lpfc_hba *phba)
1161 {
1162 	struct lpfc_nodelist *ndlp;
1163 
1164 	ndlp = lpfc_findnode_did(phba, NLP_SEARCH_ALL, FDMI_DID);
1165 	if (ndlp) {
1166 		if (init_utsname()->nodename[0] != '\0') {
1167 			lpfc_fdmi_cmd(phba, ndlp, SLI_MGMT_DHBA);
1168 		} else {
1169 			mod_timer(&phba->fc_fdmitmo, jiffies + HZ * 60);
1170 		}
1171 	}
1172 	return;
1173 }
1174 
1175 
1176 void
1177 lpfc_decode_firmware_rev(struct lpfc_hba * phba, char *fwrevision, int flag)
1178 {
1179 	struct lpfc_sli *psli = &phba->sli;
1180 	lpfc_vpd_t *vp = &phba->vpd;
1181 	uint32_t b1, b2, b3, b4, i, rev;
1182 	char c;
1183 	uint32_t *ptr, str[4];
1184 	uint8_t *fwname;
1185 
1186 	if (vp->rev.rBit) {
1187 		if (psli->sli_flag & LPFC_SLI2_ACTIVE)
1188 			rev = vp->rev.sli2FwRev;
1189 		else
1190 			rev = vp->rev.sli1FwRev;
1191 
1192 		b1 = (rev & 0x0000f000) >> 12;
1193 		b2 = (rev & 0x00000f00) >> 8;
1194 		b3 = (rev & 0x000000c0) >> 6;
1195 		b4 = (rev & 0x00000030) >> 4;
1196 
1197 		switch (b4) {
1198 		case 0:
1199 			c = 'N';
1200 			break;
1201 		case 1:
1202 			c = 'A';
1203 			break;
1204 		case 2:
1205 			c = 'B';
1206 			break;
1207 		default:
1208 			c = 0;
1209 			break;
1210 		}
1211 		b4 = (rev & 0x0000000f);
1212 
1213 		if (psli->sli_flag & LPFC_SLI2_ACTIVE)
1214 			fwname = vp->rev.sli2FwName;
1215 		else
1216 			fwname = vp->rev.sli1FwName;
1217 
1218 		for (i = 0; i < 16; i++)
1219 			if (fwname[i] == 0x20)
1220 				fwname[i] = 0;
1221 
1222 		ptr = (uint32_t*)fwname;
1223 
1224 		for (i = 0; i < 3; i++)
1225 			str[i] = be32_to_cpu(*ptr++);
1226 
1227 		if (c == 0) {
1228 			if (flag)
1229 				sprintf(fwrevision, "%d.%d%d (%s)",
1230 					b1, b2, b3, (char *)str);
1231 			else
1232 				sprintf(fwrevision, "%d.%d%d", b1,
1233 					b2, b3);
1234 		} else {
1235 			if (flag)
1236 				sprintf(fwrevision, "%d.%d%d%c%d (%s)",
1237 					b1, b2, b3, c,
1238 					b4, (char *)str);
1239 			else
1240 				sprintf(fwrevision, "%d.%d%d%c%d",
1241 					b1, b2, b3, c, b4);
1242 		}
1243 	} else {
1244 		rev = vp->rev.smFwRev;
1245 
1246 		b1 = (rev & 0xff000000) >> 24;
1247 		b2 = (rev & 0x00f00000) >> 20;
1248 		b3 = (rev & 0x000f0000) >> 16;
1249 		c  = (rev & 0x0000ff00) >> 8;
1250 		b4 = (rev & 0x000000ff);
1251 
1252 		if (flag)
1253 			sprintf(fwrevision, "%d.%d%d%c%d ", b1,
1254 				b2, b3, c, b4);
1255 		else
1256 			sprintf(fwrevision, "%d.%d%d%c%d ", b1,
1257 				b2, b3, c, b4);
1258 	}
1259 	return;
1260 }
1261