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1/*
2 * Copyright (c) 2005-2010 Brocade Communications Systems, Inc.
3 * All rights reserved
4 * www.brocade.com
5 *
6 * Linux driver for Brocade Fibre Channel Host Bus Adapter.
7 *
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License (GPL) Version 2 as
10 * published by the Free Software Foundation
11 *
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
16 */
17
18/*
19 * bfa_attr.c Linux driver configuration interface module.
20 */
21
22#include "bfad_drv.h"
23#include "bfad_im.h"
24
25/*
26 * FC transport template entry, get SCSI target port ID.
27 */
28static void
29bfad_im_get_starget_port_id(struct scsi_target *starget)
30{
31 struct Scsi_Host *shost;
32 struct bfad_im_port_s *im_port;
33 struct bfad_s *bfad;
34 struct bfad_itnim_s *itnim = NULL;
35 u32 fc_id = -1;
36 unsigned long flags;
37
38 shost = dev_to_shost(starget->dev.parent);
39 im_port = (struct bfad_im_port_s *) shost->hostdata[0];
40 bfad = im_port->bfad;
41 spin_lock_irqsave(&bfad->bfad_lock, flags);
42
43 itnim = bfad_get_itnim(im_port, starget->id);
44 if (itnim)
45 fc_id = bfa_fcs_itnim_get_fcid(&itnim->fcs_itnim);
46
47 fc_starget_port_id(starget) = fc_id;
48 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
49}
50
51/*
52 * FC transport template entry, get SCSI target nwwn.
53 */
54static void
55bfad_im_get_starget_node_name(struct scsi_target *starget)
56{
57 struct Scsi_Host *shost;
58 struct bfad_im_port_s *im_port;
59 struct bfad_s *bfad;
60 struct bfad_itnim_s *itnim = NULL;
61 u64 node_name = 0;
62 unsigned long flags;
63
64 shost = dev_to_shost(starget->dev.parent);
65 im_port = (struct bfad_im_port_s *) shost->hostdata[0];
66 bfad = im_port->bfad;
67 spin_lock_irqsave(&bfad->bfad_lock, flags);
68
69 itnim = bfad_get_itnim(im_port, starget->id);
70 if (itnim)
71 node_name = bfa_fcs_itnim_get_nwwn(&itnim->fcs_itnim);
72
73 fc_starget_node_name(starget) = cpu_to_be64(node_name);
74 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
75}
76
77/*
78 * FC transport template entry, get SCSI target pwwn.
79 */
80static void
81bfad_im_get_starget_port_name(struct scsi_target *starget)
82{
83 struct Scsi_Host *shost;
84 struct bfad_im_port_s *im_port;
85 struct bfad_s *bfad;
86 struct bfad_itnim_s *itnim = NULL;
87 u64 port_name = 0;
88 unsigned long flags;
89
90 shost = dev_to_shost(starget->dev.parent);
91 im_port = (struct bfad_im_port_s *) shost->hostdata[0];
92 bfad = im_port->bfad;
93 spin_lock_irqsave(&bfad->bfad_lock, flags);
94
95 itnim = bfad_get_itnim(im_port, starget->id);
96 if (itnim)
97 port_name = bfa_fcs_itnim_get_pwwn(&itnim->fcs_itnim);
98
99 fc_starget_port_name(starget) = cpu_to_be64(port_name);
100 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
101}
102
103/*
104 * FC transport template entry, get SCSI host port ID.
105 */
106static void
107bfad_im_get_host_port_id(struct Scsi_Host *shost)
108{
109 struct bfad_im_port_s *im_port =
110 (struct bfad_im_port_s *) shost->hostdata[0];
111 struct bfad_port_s *port = im_port->port;
112
113 fc_host_port_id(shost) =
114 bfa_hton3b(bfa_fcs_lport_get_fcid(port->fcs_port));
115}
116
117/*
118 * FC transport template entry, get SCSI host port type.
119 */
120static void
121bfad_im_get_host_port_type(struct Scsi_Host *shost)
122{
123 struct bfad_im_port_s *im_port =
124 (struct bfad_im_port_s *) shost->hostdata[0];
125 struct bfad_s *bfad = im_port->bfad;
126 struct bfa_lport_attr_s port_attr;
127
128 bfa_fcs_lport_get_attr(&bfad->bfa_fcs.fabric.bport, &port_attr);
129
130 switch (port_attr.port_type) {
131 case BFA_PORT_TYPE_NPORT:
132 fc_host_port_type(shost) = FC_PORTTYPE_NPORT;
133 break;
134 case BFA_PORT_TYPE_NLPORT:
135 fc_host_port_type(shost) = FC_PORTTYPE_NLPORT;
136 break;
137 case BFA_PORT_TYPE_P2P:
138 fc_host_port_type(shost) = FC_PORTTYPE_PTP;
139 break;
140 case BFA_PORT_TYPE_LPORT:
141 fc_host_port_type(shost) = FC_PORTTYPE_LPORT;
142 break;
143 default:
144 fc_host_port_type(shost) = FC_PORTTYPE_UNKNOWN;
145 break;
146 }
147}
148
149/*
150 * FC transport template entry, get SCSI host port state.
151 */
152static void
153bfad_im_get_host_port_state(struct Scsi_Host *shost)
154{
155 struct bfad_im_port_s *im_port =
156 (struct bfad_im_port_s *) shost->hostdata[0];
157 struct bfad_s *bfad = im_port->bfad;
158 struct bfa_port_attr_s attr;
159
160 bfa_fcport_get_attr(&bfad->bfa, &attr);
161
162 switch (attr.port_state) {
163 case BFA_PORT_ST_LINKDOWN:
164 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
165 break;
166 case BFA_PORT_ST_LINKUP:
167 fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
168 break;
169 case BFA_PORT_ST_DISABLED:
170 case BFA_PORT_ST_STOPPED:
171 case BFA_PORT_ST_IOCDOWN:
172 case BFA_PORT_ST_IOCDIS:
173 fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
174 break;
175 case BFA_PORT_ST_UNINIT:
176 case BFA_PORT_ST_ENABLING_QWAIT:
177 case BFA_PORT_ST_ENABLING:
178 case BFA_PORT_ST_DISABLING_QWAIT:
179 case BFA_PORT_ST_DISABLING:
180 default:
181 fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
182 break;
183 }
184}
185
186/*
187 * FC transport template entry, get SCSI host active fc4s.
188 */
189static void
190bfad_im_get_host_active_fc4s(struct Scsi_Host *shost)
191{
192 struct bfad_im_port_s *im_port =
193 (struct bfad_im_port_s *) shost->hostdata[0];
194 struct bfad_port_s *port = im_port->port;
195
196 memset(fc_host_active_fc4s(shost), 0,
197 sizeof(fc_host_active_fc4s(shost)));
198
199 if (port->supported_fc4s & BFA_LPORT_ROLE_FCP_IM)
200 fc_host_active_fc4s(shost)[2] = 1;
201
202 fc_host_active_fc4s(shost)[7] = 1;
203}
204
205/*
206 * FC transport template entry, get SCSI host link speed.
207 */
208static void
209bfad_im_get_host_speed(struct Scsi_Host *shost)
210{
211 struct bfad_im_port_s *im_port =
212 (struct bfad_im_port_s *) shost->hostdata[0];
213 struct bfad_s *bfad = im_port->bfad;
214 struct bfa_port_attr_s attr;
215
216 bfa_fcport_get_attr(&bfad->bfa, &attr);
217 switch (attr.speed) {
218 case BFA_PORT_SPEED_10GBPS:
219 fc_host_speed(shost) = FC_PORTSPEED_10GBIT;
220 break;
221 case BFA_PORT_SPEED_16GBPS:
222 fc_host_speed(shost) = FC_PORTSPEED_16GBIT;
223 break;
224 case BFA_PORT_SPEED_8GBPS:
225 fc_host_speed(shost) = FC_PORTSPEED_8GBIT;
226 break;
227 case BFA_PORT_SPEED_4GBPS:
228 fc_host_speed(shost) = FC_PORTSPEED_4GBIT;
229 break;
230 case BFA_PORT_SPEED_2GBPS:
231 fc_host_speed(shost) = FC_PORTSPEED_2GBIT;
232 break;
233 case BFA_PORT_SPEED_1GBPS:
234 fc_host_speed(shost) = FC_PORTSPEED_1GBIT;
235 break;
236 default:
237 fc_host_speed(shost) = FC_PORTSPEED_UNKNOWN;
238 break;
239 }
240}
241
242/*
243 * FC transport template entry, get SCSI host port type.
244 */
245static void
246bfad_im_get_host_fabric_name(struct Scsi_Host *shost)
247{
248 struct bfad_im_port_s *im_port =
249 (struct bfad_im_port_s *) shost->hostdata[0];
250 struct bfad_port_s *port = im_port->port;
251 wwn_t fabric_nwwn = 0;
252
253 fabric_nwwn = bfa_fcs_lport_get_fabric_name(port->fcs_port);
254
255 fc_host_fabric_name(shost) = cpu_to_be64(fabric_nwwn);
256
257}
258
259/*
260 * FC transport template entry, get BFAD statistics.
261 */
262static struct fc_host_statistics *
263bfad_im_get_stats(struct Scsi_Host *shost)
264{
265 struct bfad_im_port_s *im_port =
266 (struct bfad_im_port_s *) shost->hostdata[0];
267 struct bfad_s *bfad = im_port->bfad;
268 struct bfad_hal_comp fcomp;
269 union bfa_port_stats_u *fcstats;
270 struct fc_host_statistics *hstats;
271 bfa_status_t rc;
272 unsigned long flags;
273
274 fcstats = kzalloc(sizeof(union bfa_port_stats_u), GFP_KERNEL);
275 if (fcstats == NULL)
276 return NULL;
277
278 hstats = &bfad->link_stats;
279 init_completion(&fcomp.comp);
280 spin_lock_irqsave(&bfad->bfad_lock, flags);
281 memset(hstats, 0, sizeof(struct fc_host_statistics));
282 rc = bfa_port_get_stats(BFA_FCPORT(&bfad->bfa),
283 fcstats, bfad_hcb_comp, &fcomp);
284 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
285 if (rc != BFA_STATUS_OK)
286 return NULL;
287
288 wait_for_completion(&fcomp.comp);
289
290 /* Fill the fc_host_statistics structure */
291 hstats->seconds_since_last_reset = fcstats->fc.secs_reset;
292 hstats->tx_frames = fcstats->fc.tx_frames;
293 hstats->tx_words = fcstats->fc.tx_words;
294 hstats->rx_frames = fcstats->fc.rx_frames;
295 hstats->rx_words = fcstats->fc.rx_words;
296 hstats->lip_count = fcstats->fc.lip_count;
297 hstats->nos_count = fcstats->fc.nos_count;
298 hstats->error_frames = fcstats->fc.error_frames;
299 hstats->dumped_frames = fcstats->fc.dropped_frames;
300 hstats->link_failure_count = fcstats->fc.link_failures;
301 hstats->loss_of_sync_count = fcstats->fc.loss_of_syncs;
302 hstats->loss_of_signal_count = fcstats->fc.loss_of_signals;
303 hstats->prim_seq_protocol_err_count = fcstats->fc.primseq_errs;
304 hstats->invalid_crc_count = fcstats->fc.invalid_crcs;
305
306 kfree(fcstats);
307 return hstats;
308}
309
310/*
311 * FC transport template entry, reset BFAD statistics.
312 */
313static void
314bfad_im_reset_stats(struct Scsi_Host *shost)
315{
316 struct bfad_im_port_s *im_port =
317 (struct bfad_im_port_s *) shost->hostdata[0];
318 struct bfad_s *bfad = im_port->bfad;
319 struct bfad_hal_comp fcomp;
320 unsigned long flags;
321 bfa_status_t rc;
322
323 init_completion(&fcomp.comp);
324 spin_lock_irqsave(&bfad->bfad_lock, flags);
325 rc = bfa_port_clear_stats(BFA_FCPORT(&bfad->bfa), bfad_hcb_comp,
326 &fcomp);
327 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
328
329 if (rc != BFA_STATUS_OK)
330 return;
331
332 wait_for_completion(&fcomp.comp);
333
334 return;
335}
336
337/*
338 * FC transport template entry, get rport loss timeout.
339 */
340static void
341bfad_im_get_rport_loss_tmo(struct fc_rport *rport)
342{
343 struct bfad_itnim_data_s *itnim_data = rport->dd_data;
344 struct bfad_itnim_s *itnim = itnim_data->itnim;
345 struct bfad_s *bfad = itnim->im->bfad;
346 unsigned long flags;
347
348 spin_lock_irqsave(&bfad->bfad_lock, flags);
349 rport->dev_loss_tmo = bfa_fcpim_path_tov_get(&bfad->bfa);
350 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
351}
352
353/*
354 * FC transport template entry, set rport loss timeout.
355 */
356static void
357bfad_im_set_rport_loss_tmo(struct fc_rport *rport, u32 timeout)
358{
359 struct bfad_itnim_data_s *itnim_data = rport->dd_data;
360 struct bfad_itnim_s *itnim = itnim_data->itnim;
361 struct bfad_s *bfad = itnim->im->bfad;
362 unsigned long flags;
363
364 if (timeout > 0) {
365 spin_lock_irqsave(&bfad->bfad_lock, flags);
366 bfa_fcpim_path_tov_set(&bfad->bfa, timeout);
367 rport->dev_loss_tmo = bfa_fcpim_path_tov_get(&bfad->bfa);
368 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
369 }
370
371}
372
373static int
374bfad_im_vport_create(struct fc_vport *fc_vport, bool disable)
375{
376 char *vname = fc_vport->symbolic_name;
377 struct Scsi_Host *shost = fc_vport->shost;
378 struct bfad_im_port_s *im_port =
379 (struct bfad_im_port_s *) shost->hostdata[0];
380 struct bfad_s *bfad = im_port->bfad;
381 struct bfa_lport_cfg_s port_cfg;
382 struct bfad_vport_s *vp;
383 int status = 0, rc;
384 unsigned long flags;
385
386 memset(&port_cfg, 0, sizeof(port_cfg));
387 u64_to_wwn(fc_vport->node_name, (u8 *)&port_cfg.nwwn);
388 u64_to_wwn(fc_vport->port_name, (u8 *)&port_cfg.pwwn);
389 if (strlen(vname) > 0)
390 strcpy((char *)&port_cfg.sym_name, vname);
391 port_cfg.roles = BFA_LPORT_ROLE_FCP_IM;
392
393 spin_lock_irqsave(&bfad->bfad_lock, flags);
394 list_for_each_entry(vp, &bfad->pbc_vport_list, list_entry) {
395 if (port_cfg.pwwn ==
396 vp->fcs_vport.lport.port_cfg.pwwn) {
397 port_cfg.preboot_vp =
398 vp->fcs_vport.lport.port_cfg.preboot_vp;
399 break;
400 }
401 }
402 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
403
404 rc = bfad_vport_create(bfad, 0, &port_cfg, &fc_vport->dev);
405 if (rc == BFA_STATUS_OK) {
406 struct bfad_vport_s *vport;
407 struct bfa_fcs_vport_s *fcs_vport;
408 struct Scsi_Host *vshost;
409
410 spin_lock_irqsave(&bfad->bfad_lock, flags);
411 fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0,
412 port_cfg.pwwn);
413 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
414 if (fcs_vport == NULL)
415 return VPCERR_BAD_WWN;
416
417 fc_vport_set_state(fc_vport, FC_VPORT_ACTIVE);
418 if (disable) {
419 spin_lock_irqsave(&bfad->bfad_lock, flags);
420 bfa_fcs_vport_stop(fcs_vport);
421 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
422 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
423 }
424
425 vport = fcs_vport->vport_drv;
426 vshost = vport->drv_port.im_port->shost;
427 fc_host_node_name(vshost) = wwn_to_u64((u8 *)&port_cfg.nwwn);
428 fc_host_port_name(vshost) = wwn_to_u64((u8 *)&port_cfg.pwwn);
429 fc_host_supported_classes(vshost) = FC_COS_CLASS3;
430
431 memset(fc_host_supported_fc4s(vshost), 0,
432 sizeof(fc_host_supported_fc4s(vshost)));
433
434 /* For FCP type 0x08 */
435 if (supported_fc4s & BFA_LPORT_ROLE_FCP_IM)
436 fc_host_supported_fc4s(vshost)[2] = 1;
437
438 /* For fibre channel services type 0x20 */
439 fc_host_supported_fc4s(vshost)[7] = 1;
440
441 fc_host_supported_speeds(vshost) =
442 bfad_im_supported_speeds(&bfad->bfa);
443 fc_host_maxframe_size(vshost) =
444 bfa_fcport_get_maxfrsize(&bfad->bfa);
445
446 fc_vport->dd_data = vport;
447 vport->drv_port.im_port->fc_vport = fc_vport;
448 } else if (rc == BFA_STATUS_INVALID_WWN)
449 return VPCERR_BAD_WWN;
450 else if (rc == BFA_STATUS_VPORT_EXISTS)
451 return VPCERR_BAD_WWN;
452 else if (rc == BFA_STATUS_VPORT_MAX)
453 return VPCERR_NO_FABRIC_SUPP;
454 else if (rc == BFA_STATUS_VPORT_WWN_BP)
455 return VPCERR_BAD_WWN;
456 else
457 return FC_VPORT_FAILED;
458
459 return status;
460}
461
462int
463bfad_im_issue_fc_host_lip(struct Scsi_Host *shost)
464{
465 struct bfad_im_port_s *im_port =
466 (struct bfad_im_port_s *) shost->hostdata[0];
467 struct bfad_s *bfad = im_port->bfad;
468 struct bfad_hal_comp fcomp;
469 unsigned long flags;
470 uint32_t status;
471
472 init_completion(&fcomp.comp);
473 spin_lock_irqsave(&bfad->bfad_lock, flags);
474 status = bfa_port_disable(&bfad->bfa.modules.port,
475 bfad_hcb_comp, &fcomp);
476 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
477
478 if (status != BFA_STATUS_OK)
479 return -EIO;
480
481 wait_for_completion(&fcomp.comp);
482 if (fcomp.status != BFA_STATUS_OK)
483 return -EIO;
484
485 spin_lock_irqsave(&bfad->bfad_lock, flags);
486 status = bfa_port_enable(&bfad->bfa.modules.port,
487 bfad_hcb_comp, &fcomp);
488 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
489 if (status != BFA_STATUS_OK)
490 return -EIO;
491
492 wait_for_completion(&fcomp.comp);
493 if (fcomp.status != BFA_STATUS_OK)
494 return -EIO;
495
496 return 0;
497}
498
499static int
500bfad_im_vport_delete(struct fc_vport *fc_vport)
501{
502 struct bfad_vport_s *vport = (struct bfad_vport_s *)fc_vport->dd_data;
503 struct bfad_im_port_s *im_port =
504 (struct bfad_im_port_s *) vport->drv_port.im_port;
505 struct bfad_s *bfad = im_port->bfad;
506 struct bfad_port_s *port;
507 struct bfa_fcs_vport_s *fcs_vport;
508 struct Scsi_Host *vshost;
509 wwn_t pwwn;
510 int rc;
511 unsigned long flags;
512 struct completion fcomp;
513
514 if (im_port->flags & BFAD_PORT_DELETE) {
515 bfad_scsi_host_free(bfad, im_port);
516 list_del(&vport->list_entry);
517 kfree(vport);
518 return 0;
519 }
520
521 port = im_port->port;
522
523 vshost = vport->drv_port.im_port->shost;
524 u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn);
525
526 spin_lock_irqsave(&bfad->bfad_lock, flags);
527 fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn);
528 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
529
530 if (fcs_vport == NULL)
531 return VPCERR_BAD_WWN;
532
533 vport->drv_port.flags |= BFAD_PORT_DELETE;
534
535 vport->comp_del = &fcomp;
536 init_completion(vport->comp_del);
537
538 spin_lock_irqsave(&bfad->bfad_lock, flags);
539 rc = bfa_fcs_vport_delete(&vport->fcs_vport);
540 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
541
542 if (rc == BFA_STATUS_PBC) {
543 vport->drv_port.flags &= ~BFAD_PORT_DELETE;
544 vport->comp_del = NULL;
545 return -1;
546 }
547
548 wait_for_completion(vport->comp_del);
549
550 bfad_scsi_host_free(bfad, im_port);
551 list_del(&vport->list_entry);
552 kfree(vport);
553
554 return 0;
555}
556
557static int
558bfad_im_vport_disable(struct fc_vport *fc_vport, bool disable)
559{
560 struct bfad_vport_s *vport;
561 struct bfad_s *bfad;
562 struct bfa_fcs_vport_s *fcs_vport;
563 struct Scsi_Host *vshost;
564 wwn_t pwwn;
565 unsigned long flags;
566
567 vport = (struct bfad_vport_s *)fc_vport->dd_data;
568 bfad = vport->drv_port.bfad;
569 vshost = vport->drv_port.im_port->shost;
570 u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn);
571
572 spin_lock_irqsave(&bfad->bfad_lock, flags);
573 fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn);
574 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
575
576 if (fcs_vport == NULL)
577 return VPCERR_BAD_WWN;
578
579 if (disable) {
580 bfa_fcs_vport_stop(fcs_vport);
581 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
582 } else {
583 bfa_fcs_vport_start(fcs_vport);
584 fc_vport_set_state(fc_vport, FC_VPORT_ACTIVE);
585 }
586
587 return 0;
588}
589
590struct fc_function_template bfad_im_fc_function_template = {
591
592 /* Target dynamic attributes */
593 .get_starget_port_id = bfad_im_get_starget_port_id,
594 .show_starget_port_id = 1,
595 .get_starget_node_name = bfad_im_get_starget_node_name,
596 .show_starget_node_name = 1,
597 .get_starget_port_name = bfad_im_get_starget_port_name,
598 .show_starget_port_name = 1,
599
600 /* Host dynamic attribute */
601 .get_host_port_id = bfad_im_get_host_port_id,
602 .show_host_port_id = 1,
603
604 /* Host fixed attributes */
605 .show_host_node_name = 1,
606 .show_host_port_name = 1,
607 .show_host_supported_classes = 1,
608 .show_host_supported_fc4s = 1,
609 .show_host_supported_speeds = 1,
610 .show_host_maxframe_size = 1,
611
612 /* More host dynamic attributes */
613 .show_host_port_type = 1,
614 .get_host_port_type = bfad_im_get_host_port_type,
615 .show_host_port_state = 1,
616 .get_host_port_state = bfad_im_get_host_port_state,
617 .show_host_active_fc4s = 1,
618 .get_host_active_fc4s = bfad_im_get_host_active_fc4s,
619 .show_host_speed = 1,
620 .get_host_speed = bfad_im_get_host_speed,
621 .show_host_fabric_name = 1,
622 .get_host_fabric_name = bfad_im_get_host_fabric_name,
623
624 .show_host_symbolic_name = 1,
625
626 /* Statistics */
627 .get_fc_host_stats = bfad_im_get_stats,
628 .reset_fc_host_stats = bfad_im_reset_stats,
629
630 /* Allocation length for host specific data */
631 .dd_fcrport_size = sizeof(struct bfad_itnim_data_s *),
632
633 /* Remote port fixed attributes */
634 .show_rport_maxframe_size = 1,
635 .show_rport_supported_classes = 1,
636 .show_rport_dev_loss_tmo = 1,
637 .get_rport_dev_loss_tmo = bfad_im_get_rport_loss_tmo,
638 .set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo,
639 .issue_fc_host_lip = bfad_im_issue_fc_host_lip,
640 .vport_create = bfad_im_vport_create,
641 .vport_delete = bfad_im_vport_delete,
642 .vport_disable = bfad_im_vport_disable,
643 .bsg_request = bfad_im_bsg_request,
644 .bsg_timeout = bfad_im_bsg_timeout,
645};
646
647struct fc_function_template bfad_im_vport_fc_function_template = {
648
649 /* Target dynamic attributes */
650 .get_starget_port_id = bfad_im_get_starget_port_id,
651 .show_starget_port_id = 1,
652 .get_starget_node_name = bfad_im_get_starget_node_name,
653 .show_starget_node_name = 1,
654 .get_starget_port_name = bfad_im_get_starget_port_name,
655 .show_starget_port_name = 1,
656
657 /* Host dynamic attribute */
658 .get_host_port_id = bfad_im_get_host_port_id,
659 .show_host_port_id = 1,
660
661 /* Host fixed attributes */
662 .show_host_node_name = 1,
663 .show_host_port_name = 1,
664 .show_host_supported_classes = 1,
665 .show_host_supported_fc4s = 1,
666 .show_host_supported_speeds = 1,
667 .show_host_maxframe_size = 1,
668
669 /* More host dynamic attributes */
670 .show_host_port_type = 1,
671 .get_host_port_type = bfad_im_get_host_port_type,
672 .show_host_port_state = 1,
673 .get_host_port_state = bfad_im_get_host_port_state,
674 .show_host_active_fc4s = 1,
675 .get_host_active_fc4s = bfad_im_get_host_active_fc4s,
676 .show_host_speed = 1,
677 .get_host_speed = bfad_im_get_host_speed,
678 .show_host_fabric_name = 1,
679 .get_host_fabric_name = bfad_im_get_host_fabric_name,
680
681 .show_host_symbolic_name = 1,
682
683 /* Statistics */
684 .get_fc_host_stats = bfad_im_get_stats,
685 .reset_fc_host_stats = bfad_im_reset_stats,
686
687 /* Allocation length for host specific data */
688 .dd_fcrport_size = sizeof(struct bfad_itnim_data_s *),
689
690 /* Remote port fixed attributes */
691 .show_rport_maxframe_size = 1,
692 .show_rport_supported_classes = 1,
693 .show_rport_dev_loss_tmo = 1,
694 .get_rport_dev_loss_tmo = bfad_im_get_rport_loss_tmo,
695 .set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo,
696};
697
698/*
699 * Scsi_Host_attrs SCSI host attributes
700 */
701static ssize_t
702bfad_im_serial_num_show(struct device *dev, struct device_attribute *attr,
703 char *buf)
704{
705 struct Scsi_Host *shost = class_to_shost(dev);
706 struct bfad_im_port_s *im_port =
707 (struct bfad_im_port_s *) shost->hostdata[0];
708 struct bfad_s *bfad = im_port->bfad;
709 char serial_num[BFA_ADAPTER_SERIAL_NUM_LEN];
710
711 bfa_get_adapter_serial_num(&bfad->bfa, serial_num);
712 return snprintf(buf, PAGE_SIZE, "%s\n", serial_num);
713}
714
715static ssize_t
716bfad_im_model_show(struct device *dev, struct device_attribute *attr,
717 char *buf)
718{
719 struct Scsi_Host *shost = class_to_shost(dev);
720 struct bfad_im_port_s *im_port =
721 (struct bfad_im_port_s *) shost->hostdata[0];
722 struct bfad_s *bfad = im_port->bfad;
723 char model[BFA_ADAPTER_MODEL_NAME_LEN];
724
725 bfa_get_adapter_model(&bfad->bfa, model);
726 return snprintf(buf, PAGE_SIZE, "%s\n", model);
727}
728
729static ssize_t
730bfad_im_model_desc_show(struct device *dev, struct device_attribute *attr,
731 char *buf)
732{
733 struct Scsi_Host *shost = class_to_shost(dev);
734 struct bfad_im_port_s *im_port =
735 (struct bfad_im_port_s *) shost->hostdata[0];
736 struct bfad_s *bfad = im_port->bfad;
737 char model[BFA_ADAPTER_MODEL_NAME_LEN];
738 char model_descr[BFA_ADAPTER_MODEL_DESCR_LEN];
739 int nports = 0;
740
741 bfa_get_adapter_model(&bfad->bfa, model);
742 nports = bfa_get_nports(&bfad->bfa);
743 if (!strcmp(model, "Brocade-425"))
744 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
745 "Brocade 4Gbps PCIe dual port FC HBA");
746 else if (!strcmp(model, "Brocade-825"))
747 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
748 "Brocade 8Gbps PCIe dual port FC HBA");
749 else if (!strcmp(model, "Brocade-42B"))
750 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
751 "Brocade 4Gbps PCIe dual port FC HBA for HP");
752 else if (!strcmp(model, "Brocade-82B"))
753 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
754 "Brocade 8Gbps PCIe dual port FC HBA for HP");
755 else if (!strcmp(model, "Brocade-1010"))
756 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
757 "Brocade 10Gbps single port CNA");
758 else if (!strcmp(model, "Brocade-1020"))
759 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
760 "Brocade 10Gbps dual port CNA");
761 else if (!strcmp(model, "Brocade-1007"))
762 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
763 "Brocade 10Gbps CNA for IBM Blade Center");
764 else if (!strcmp(model, "Brocade-415"))
765 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
766 "Brocade 4Gbps PCIe single port FC HBA");
767 else if (!strcmp(model, "Brocade-815"))
768 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
769 "Brocade 8Gbps PCIe single port FC HBA");
770 else if (!strcmp(model, "Brocade-41B"))
771 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
772 "Brocade 4Gbps PCIe single port FC HBA for HP");
773 else if (!strcmp(model, "Brocade-81B"))
774 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
775 "Brocade 8Gbps PCIe single port FC HBA for HP");
776 else if (!strcmp(model, "Brocade-804"))
777 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
778 "Brocade 8Gbps FC HBA for HP Bladesystem C-class");
779 else if (!strcmp(model, "Brocade-1741"))
780 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
781 "Brocade 10Gbps CNA for Dell M-Series Blade Servers");
782 else if (strstr(model, "Brocade-1860")) {
783 if (nports == 1 && bfa_ioc_is_cna(&bfad->bfa.ioc))
784 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
785 "Brocade 10Gbps single port CNA");
786 else if (nports == 1 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
787 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
788 "Brocade 16Gbps PCIe single port FC HBA");
789 else if (nports == 2 && bfa_ioc_is_cna(&bfad->bfa.ioc))
790 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
791 "Brocade 10Gbps dual port CNA");
792 else if (nports == 2 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
793 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
794 "Brocade 16Gbps PCIe dual port FC HBA");
795 } else
796 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
797 "Invalid Model");
798
799 return snprintf(buf, PAGE_SIZE, "%s\n", model_descr);
800}
801
802static ssize_t
803bfad_im_node_name_show(struct device *dev, struct device_attribute *attr,
804 char *buf)
805{
806 struct Scsi_Host *shost = class_to_shost(dev);
807 struct bfad_im_port_s *im_port =
808 (struct bfad_im_port_s *) shost->hostdata[0];
809 struct bfad_port_s *port = im_port->port;
810 u64 nwwn;
811
812 nwwn = bfa_fcs_lport_get_nwwn(port->fcs_port);
813 return snprintf(buf, PAGE_SIZE, "0x%llx\n", cpu_to_be64(nwwn));
814}
815
816static ssize_t
817bfad_im_symbolic_name_show(struct device *dev, struct device_attribute *attr,
818 char *buf)
819{
820 struct Scsi_Host *shost = class_to_shost(dev);
821 struct bfad_im_port_s *im_port =
822 (struct bfad_im_port_s *) shost->hostdata[0];
823 struct bfad_s *bfad = im_port->bfad;
824 struct bfa_lport_attr_s port_attr;
825 char symname[BFA_SYMNAME_MAXLEN];
826
827 bfa_fcs_lport_get_attr(&bfad->bfa_fcs.fabric.bport, &port_attr);
828 strncpy(symname, port_attr.port_cfg.sym_name.symname,
829 BFA_SYMNAME_MAXLEN);
830 return snprintf(buf, PAGE_SIZE, "%s\n", symname);
831}
832
833static ssize_t
834bfad_im_hw_version_show(struct device *dev, struct device_attribute *attr,
835 char *buf)
836{
837 struct Scsi_Host *shost = class_to_shost(dev);
838 struct bfad_im_port_s *im_port =
839 (struct bfad_im_port_s *) shost->hostdata[0];
840 struct bfad_s *bfad = im_port->bfad;
841 char hw_ver[BFA_VERSION_LEN];
842
843 bfa_get_pci_chip_rev(&bfad->bfa, hw_ver);
844 return snprintf(buf, PAGE_SIZE, "%s\n", hw_ver);
845}
846
847static ssize_t
848bfad_im_drv_version_show(struct device *dev, struct device_attribute *attr,
849 char *buf)
850{
851 return snprintf(buf, PAGE_SIZE, "%s\n", BFAD_DRIVER_VERSION);
852}
853
854static ssize_t
855bfad_im_optionrom_version_show(struct device *dev,
856 struct device_attribute *attr, char *buf)
857{
858 struct Scsi_Host *shost = class_to_shost(dev);
859 struct bfad_im_port_s *im_port =
860 (struct bfad_im_port_s *) shost->hostdata[0];
861 struct bfad_s *bfad = im_port->bfad;
862 char optrom_ver[BFA_VERSION_LEN];
863
864 bfa_get_adapter_optrom_ver(&bfad->bfa, optrom_ver);
865 return snprintf(buf, PAGE_SIZE, "%s\n", optrom_ver);
866}
867
868static ssize_t
869bfad_im_fw_version_show(struct device *dev, struct device_attribute *attr,
870 char *buf)
871{
872 struct Scsi_Host *shost = class_to_shost(dev);
873 struct bfad_im_port_s *im_port =
874 (struct bfad_im_port_s *) shost->hostdata[0];
875 struct bfad_s *bfad = im_port->bfad;
876 char fw_ver[BFA_VERSION_LEN];
877
878 bfa_get_adapter_fw_ver(&bfad->bfa, fw_ver);
879 return snprintf(buf, PAGE_SIZE, "%s\n", fw_ver);
880}
881
882static ssize_t
883bfad_im_num_of_ports_show(struct device *dev, struct device_attribute *attr,
884 char *buf)
885{
886 struct Scsi_Host *shost = class_to_shost(dev);
887 struct bfad_im_port_s *im_port =
888 (struct bfad_im_port_s *) shost->hostdata[0];
889 struct bfad_s *bfad = im_port->bfad;
890
891 return snprintf(buf, PAGE_SIZE, "%d\n",
892 bfa_get_nports(&bfad->bfa));
893}
894
895static ssize_t
896bfad_im_drv_name_show(struct device *dev, struct device_attribute *attr,
897 char *buf)
898{
899 return snprintf(buf, PAGE_SIZE, "%s\n", BFAD_DRIVER_NAME);
900}
901
902static ssize_t
903bfad_im_num_of_discovered_ports_show(struct device *dev,
904 struct device_attribute *attr, char *buf)
905{
906 struct Scsi_Host *shost = class_to_shost(dev);
907 struct bfad_im_port_s *im_port =
908 (struct bfad_im_port_s *) shost->hostdata[0];
909 struct bfad_port_s *port = im_port->port;
910 struct bfad_s *bfad = im_port->bfad;
911 int nrports = 2048;
912 wwn_t *rports = NULL;
913 unsigned long flags;
914
915 rports = kzalloc(sizeof(wwn_t) * nrports , GFP_ATOMIC);
916 if (rports == NULL)
917 return snprintf(buf, PAGE_SIZE, "Failed\n");
918
919 spin_lock_irqsave(&bfad->bfad_lock, flags);
920 bfa_fcs_lport_get_rports(port->fcs_port, rports, &nrports);
921 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
922 kfree(rports);
923
924 return snprintf(buf, PAGE_SIZE, "%d\n", nrports);
925}
926
927static DEVICE_ATTR(serial_number, S_IRUGO,
928 bfad_im_serial_num_show, NULL);
929static DEVICE_ATTR(model, S_IRUGO, bfad_im_model_show, NULL);
930static DEVICE_ATTR(model_description, S_IRUGO,
931 bfad_im_model_desc_show, NULL);
932static DEVICE_ATTR(node_name, S_IRUGO, bfad_im_node_name_show, NULL);
933static DEVICE_ATTR(symbolic_name, S_IRUGO,
934 bfad_im_symbolic_name_show, NULL);
935static DEVICE_ATTR(hardware_version, S_IRUGO,
936 bfad_im_hw_version_show, NULL);
937static DEVICE_ATTR(driver_version, S_IRUGO,
938 bfad_im_drv_version_show, NULL);
939static DEVICE_ATTR(option_rom_version, S_IRUGO,
940 bfad_im_optionrom_version_show, NULL);
941static DEVICE_ATTR(firmware_version, S_IRUGO,
942 bfad_im_fw_version_show, NULL);
943static DEVICE_ATTR(number_of_ports, S_IRUGO,
944 bfad_im_num_of_ports_show, NULL);
945static DEVICE_ATTR(driver_name, S_IRUGO, bfad_im_drv_name_show, NULL);
946static DEVICE_ATTR(number_of_discovered_ports, S_IRUGO,
947 bfad_im_num_of_discovered_ports_show, NULL);
948
949struct device_attribute *bfad_im_host_attrs[] = {
950 &dev_attr_serial_number,
951 &dev_attr_model,
952 &dev_attr_model_description,
953 &dev_attr_node_name,
954 &dev_attr_symbolic_name,
955 &dev_attr_hardware_version,
956 &dev_attr_driver_version,
957 &dev_attr_option_rom_version,
958 &dev_attr_firmware_version,
959 &dev_attr_number_of_ports,
960 &dev_attr_driver_name,
961 &dev_attr_number_of_discovered_ports,
962 NULL,
963};
964
965struct device_attribute *bfad_im_vport_attrs[] = {
966 &dev_attr_serial_number,
967 &dev_attr_model,
968 &dev_attr_model_description,
969 &dev_attr_node_name,
970 &dev_attr_symbolic_name,
971 &dev_attr_hardware_version,
972 &dev_attr_driver_version,
973 &dev_attr_option_rom_version,
974 &dev_attr_firmware_version,
975 &dev_attr_number_of_ports,
976 &dev_attr_driver_name,
977 &dev_attr_number_of_discovered_ports,
978 NULL,
979};
980
981