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 */
28 static void
bfad_im_get_starget_port_id(struct scsi_target * starget)29 bfad_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 */
54 static void
bfad_im_get_starget_node_name(struct scsi_target * starget)55 bfad_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 */
80 static void
bfad_im_get_starget_port_name(struct scsi_target * starget)81 bfad_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 */
106 static void
bfad_im_get_host_port_id(struct Scsi_Host * shost)107 bfad_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 */
120 static void
bfad_im_get_host_port_type(struct Scsi_Host * shost)121 bfad_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 */
152 static void
bfad_im_get_host_port_state(struct Scsi_Host * shost)153 bfad_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 */
189 static void
bfad_im_get_host_active_fc4s(struct Scsi_Host * shost)190 bfad_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 */
208 static void
bfad_im_get_host_speed(struct Scsi_Host * shost)209 bfad_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 */
245 static void
bfad_im_get_host_fabric_name(struct Scsi_Host * shost)246 bfad_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 */
262 static struct fc_host_statistics *
bfad_im_get_stats(struct Scsi_Host * shost)263 bfad_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 */
313 static void
bfad_im_reset_stats(struct Scsi_Host * shost)314 bfad_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 */
340 static void
bfad_im_get_rport_loss_tmo(struct fc_rport * rport)341 bfad_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 */
356 static void
bfad_im_set_rport_loss_tmo(struct fc_rport * rport,u32 timeout)357 bfad_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
373 static int
bfad_im_vport_create(struct fc_vport * fc_vport,bool disable)374 bfad_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_vport->dd_data = vport;
430 vport->drv_port.im_port->fc_vport = fc_vport;
431 } else if (rc == BFA_STATUS_INVALID_WWN)
432 return VPCERR_BAD_WWN;
433 else if (rc == BFA_STATUS_VPORT_EXISTS)
434 return VPCERR_BAD_WWN;
435 else if (rc == BFA_STATUS_VPORT_MAX)
436 return VPCERR_NO_FABRIC_SUPP;
437 else if (rc == BFA_STATUS_VPORT_WWN_BP)
438 return VPCERR_BAD_WWN;
439 else
440 return FC_VPORT_FAILED;
441
442 return status;
443 }
444
445 int
bfad_im_issue_fc_host_lip(struct Scsi_Host * shost)446 bfad_im_issue_fc_host_lip(struct Scsi_Host *shost)
447 {
448 struct bfad_im_port_s *im_port =
449 (struct bfad_im_port_s *) shost->hostdata[0];
450 struct bfad_s *bfad = im_port->bfad;
451 struct bfad_hal_comp fcomp;
452 unsigned long flags;
453 uint32_t status;
454
455 init_completion(&fcomp.comp);
456 spin_lock_irqsave(&bfad->bfad_lock, flags);
457 status = bfa_port_disable(&bfad->bfa.modules.port,
458 bfad_hcb_comp, &fcomp);
459 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
460
461 if (status != BFA_STATUS_OK)
462 return -EIO;
463
464 wait_for_completion(&fcomp.comp);
465 if (fcomp.status != BFA_STATUS_OK)
466 return -EIO;
467
468 spin_lock_irqsave(&bfad->bfad_lock, flags);
469 status = bfa_port_enable(&bfad->bfa.modules.port,
470 bfad_hcb_comp, &fcomp);
471 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
472 if (status != BFA_STATUS_OK)
473 return -EIO;
474
475 wait_for_completion(&fcomp.comp);
476 if (fcomp.status != BFA_STATUS_OK)
477 return -EIO;
478
479 return 0;
480 }
481
482 static int
bfad_im_vport_delete(struct fc_vport * fc_vport)483 bfad_im_vport_delete(struct fc_vport *fc_vport)
484 {
485 struct bfad_vport_s *vport = (struct bfad_vport_s *)fc_vport->dd_data;
486 struct bfad_im_port_s *im_port =
487 (struct bfad_im_port_s *) vport->drv_port.im_port;
488 struct bfad_s *bfad = im_port->bfad;
489 struct bfad_port_s *port;
490 struct bfa_fcs_vport_s *fcs_vport;
491 struct Scsi_Host *vshost;
492 wwn_t pwwn;
493 int rc;
494 unsigned long flags;
495 struct completion fcomp;
496
497 if (im_port->flags & BFAD_PORT_DELETE) {
498 bfad_scsi_host_free(bfad, im_port);
499 list_del(&vport->list_entry);
500 return 0;
501 }
502
503 port = im_port->port;
504
505 vshost = vport->drv_port.im_port->shost;
506 u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn);
507
508 spin_lock_irqsave(&bfad->bfad_lock, flags);
509 fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn);
510 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
511
512 if (fcs_vport == NULL)
513 return VPCERR_BAD_WWN;
514
515 vport->drv_port.flags |= BFAD_PORT_DELETE;
516
517 vport->comp_del = &fcomp;
518 init_completion(vport->comp_del);
519
520 spin_lock_irqsave(&bfad->bfad_lock, flags);
521 rc = bfa_fcs_vport_delete(&vport->fcs_vport);
522 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
523
524 if (rc == BFA_STATUS_PBC) {
525 vport->drv_port.flags &= ~BFAD_PORT_DELETE;
526 vport->comp_del = NULL;
527 return -1;
528 }
529
530 wait_for_completion(vport->comp_del);
531
532 bfad_scsi_host_free(bfad, im_port);
533 list_del(&vport->list_entry);
534 kfree(vport);
535
536 return 0;
537 }
538
539 static int
bfad_im_vport_disable(struct fc_vport * fc_vport,bool disable)540 bfad_im_vport_disable(struct fc_vport *fc_vport, bool disable)
541 {
542 struct bfad_vport_s *vport;
543 struct bfad_s *bfad;
544 struct bfa_fcs_vport_s *fcs_vport;
545 struct Scsi_Host *vshost;
546 wwn_t pwwn;
547 unsigned long flags;
548
549 vport = (struct bfad_vport_s *)fc_vport->dd_data;
550 bfad = vport->drv_port.bfad;
551 vshost = vport->drv_port.im_port->shost;
552 u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn);
553
554 spin_lock_irqsave(&bfad->bfad_lock, flags);
555 fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn);
556 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
557
558 if (fcs_vport == NULL)
559 return VPCERR_BAD_WWN;
560
561 if (disable) {
562 bfa_fcs_vport_stop(fcs_vport);
563 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
564 } else {
565 bfa_fcs_vport_start(fcs_vport);
566 fc_vport_set_state(fc_vport, FC_VPORT_ACTIVE);
567 }
568
569 return 0;
570 }
571
572 struct fc_function_template bfad_im_fc_function_template = {
573
574 /* Target dynamic attributes */
575 .get_starget_port_id = bfad_im_get_starget_port_id,
576 .show_starget_port_id = 1,
577 .get_starget_node_name = bfad_im_get_starget_node_name,
578 .show_starget_node_name = 1,
579 .get_starget_port_name = bfad_im_get_starget_port_name,
580 .show_starget_port_name = 1,
581
582 /* Host dynamic attribute */
583 .get_host_port_id = bfad_im_get_host_port_id,
584 .show_host_port_id = 1,
585
586 /* Host fixed attributes */
587 .show_host_node_name = 1,
588 .show_host_port_name = 1,
589 .show_host_supported_classes = 1,
590 .show_host_supported_fc4s = 1,
591 .show_host_supported_speeds = 1,
592 .show_host_maxframe_size = 1,
593
594 /* More host dynamic attributes */
595 .show_host_port_type = 1,
596 .get_host_port_type = bfad_im_get_host_port_type,
597 .show_host_port_state = 1,
598 .get_host_port_state = bfad_im_get_host_port_state,
599 .show_host_active_fc4s = 1,
600 .get_host_active_fc4s = bfad_im_get_host_active_fc4s,
601 .show_host_speed = 1,
602 .get_host_speed = bfad_im_get_host_speed,
603 .show_host_fabric_name = 1,
604 .get_host_fabric_name = bfad_im_get_host_fabric_name,
605
606 .show_host_symbolic_name = 1,
607
608 /* Statistics */
609 .get_fc_host_stats = bfad_im_get_stats,
610 .reset_fc_host_stats = bfad_im_reset_stats,
611
612 /* Allocation length for host specific data */
613 .dd_fcrport_size = sizeof(struct bfad_itnim_data_s *),
614
615 /* Remote port fixed attributes */
616 .show_rport_maxframe_size = 1,
617 .show_rport_supported_classes = 1,
618 .show_rport_dev_loss_tmo = 1,
619 .get_rport_dev_loss_tmo = bfad_im_get_rport_loss_tmo,
620 .set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo,
621 .issue_fc_host_lip = bfad_im_issue_fc_host_lip,
622 .vport_create = bfad_im_vport_create,
623 .vport_delete = bfad_im_vport_delete,
624 .vport_disable = bfad_im_vport_disable,
625 .bsg_request = bfad_im_bsg_request,
626 .bsg_timeout = bfad_im_bsg_timeout,
627 };
628
629 struct fc_function_template bfad_im_vport_fc_function_template = {
630
631 /* Target dynamic attributes */
632 .get_starget_port_id = bfad_im_get_starget_port_id,
633 .show_starget_port_id = 1,
634 .get_starget_node_name = bfad_im_get_starget_node_name,
635 .show_starget_node_name = 1,
636 .get_starget_port_name = bfad_im_get_starget_port_name,
637 .show_starget_port_name = 1,
638
639 /* Host dynamic attribute */
640 .get_host_port_id = bfad_im_get_host_port_id,
641 .show_host_port_id = 1,
642
643 /* Host fixed attributes */
644 .show_host_node_name = 1,
645 .show_host_port_name = 1,
646 .show_host_supported_classes = 1,
647 .show_host_supported_fc4s = 1,
648 .show_host_supported_speeds = 1,
649 .show_host_maxframe_size = 1,
650
651 /* More host dynamic attributes */
652 .show_host_port_type = 1,
653 .get_host_port_type = bfad_im_get_host_port_type,
654 .show_host_port_state = 1,
655 .get_host_port_state = bfad_im_get_host_port_state,
656 .show_host_active_fc4s = 1,
657 .get_host_active_fc4s = bfad_im_get_host_active_fc4s,
658 .show_host_speed = 1,
659 .get_host_speed = bfad_im_get_host_speed,
660 .show_host_fabric_name = 1,
661 .get_host_fabric_name = bfad_im_get_host_fabric_name,
662
663 .show_host_symbolic_name = 1,
664
665 /* Statistics */
666 .get_fc_host_stats = bfad_im_get_stats,
667 .reset_fc_host_stats = bfad_im_reset_stats,
668
669 /* Allocation length for host specific data */
670 .dd_fcrport_size = sizeof(struct bfad_itnim_data_s *),
671
672 /* Remote port fixed attributes */
673 .show_rport_maxframe_size = 1,
674 .show_rport_supported_classes = 1,
675 .show_rport_dev_loss_tmo = 1,
676 .get_rport_dev_loss_tmo = bfad_im_get_rport_loss_tmo,
677 .set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo,
678 };
679
680 /*
681 * Scsi_Host_attrs SCSI host attributes
682 */
683 static ssize_t
bfad_im_serial_num_show(struct device * dev,struct device_attribute * attr,char * buf)684 bfad_im_serial_num_show(struct device *dev, struct device_attribute *attr,
685 char *buf)
686 {
687 struct Scsi_Host *shost = class_to_shost(dev);
688 struct bfad_im_port_s *im_port =
689 (struct bfad_im_port_s *) shost->hostdata[0];
690 struct bfad_s *bfad = im_port->bfad;
691 char serial_num[BFA_ADAPTER_SERIAL_NUM_LEN];
692
693 bfa_get_adapter_serial_num(&bfad->bfa, serial_num);
694 return snprintf(buf, PAGE_SIZE, "%s\n", serial_num);
695 }
696
697 static ssize_t
bfad_im_model_show(struct device * dev,struct device_attribute * attr,char * buf)698 bfad_im_model_show(struct device *dev, struct device_attribute *attr,
699 char *buf)
700 {
701 struct Scsi_Host *shost = class_to_shost(dev);
702 struct bfad_im_port_s *im_port =
703 (struct bfad_im_port_s *) shost->hostdata[0];
704 struct bfad_s *bfad = im_port->bfad;
705 char model[BFA_ADAPTER_MODEL_NAME_LEN];
706
707 bfa_get_adapter_model(&bfad->bfa, model);
708 return snprintf(buf, PAGE_SIZE, "%s\n", model);
709 }
710
711 static ssize_t
bfad_im_model_desc_show(struct device * dev,struct device_attribute * attr,char * buf)712 bfad_im_model_desc_show(struct device *dev, struct device_attribute *attr,
713 char *buf)
714 {
715 struct Scsi_Host *shost = class_to_shost(dev);
716 struct bfad_im_port_s *im_port =
717 (struct bfad_im_port_s *) shost->hostdata[0];
718 struct bfad_s *bfad = im_port->bfad;
719 char model[BFA_ADAPTER_MODEL_NAME_LEN];
720 char model_descr[BFA_ADAPTER_MODEL_DESCR_LEN];
721 int nports = 0;
722
723 bfa_get_adapter_model(&bfad->bfa, model);
724 nports = bfa_get_nports(&bfad->bfa);
725 if (!strcmp(model, "Brocade-425"))
726 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
727 "Brocade 4Gbps PCIe dual port FC HBA");
728 else if (!strcmp(model, "Brocade-825"))
729 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
730 "Brocade 8Gbps PCIe dual port FC HBA");
731 else if (!strcmp(model, "Brocade-42B"))
732 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
733 "Brocade 4Gbps PCIe dual port FC HBA for HP");
734 else if (!strcmp(model, "Brocade-82B"))
735 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
736 "Brocade 8Gbps PCIe dual port FC HBA for HP");
737 else if (!strcmp(model, "Brocade-1010"))
738 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
739 "Brocade 10Gbps single port CNA");
740 else if (!strcmp(model, "Brocade-1020"))
741 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
742 "Brocade 10Gbps dual port CNA");
743 else if (!strcmp(model, "Brocade-1007"))
744 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
745 "Brocade 10Gbps CNA for IBM Blade Center");
746 else if (!strcmp(model, "Brocade-415"))
747 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
748 "Brocade 4Gbps PCIe single port FC HBA");
749 else if (!strcmp(model, "Brocade-815"))
750 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
751 "Brocade 8Gbps PCIe single port FC HBA");
752 else if (!strcmp(model, "Brocade-41B"))
753 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
754 "Brocade 4Gbps PCIe single port FC HBA for HP");
755 else if (!strcmp(model, "Brocade-81B"))
756 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
757 "Brocade 8Gbps PCIe single port FC HBA for HP");
758 else if (!strcmp(model, "Brocade-804"))
759 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
760 "Brocade 8Gbps FC HBA for HP Bladesystem C-class");
761 else if (!strcmp(model, "Brocade-902") ||
762 !strcmp(model, "Brocade-1741"))
763 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
764 "Brocade 10Gbps CNA for Dell M-Series Blade Servers");
765 else if (strstr(model, "Brocade-1560")) {
766 if (nports == 1)
767 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
768 "Brocade 16Gbps PCIe single port FC HBA");
769 else
770 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
771 "Brocade 16Gbps PCIe dual port FC HBA");
772 } else if (strstr(model, "Brocade-1710")) {
773 if (nports == 1)
774 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
775 "Brocade 10Gbps single port CNA");
776 else
777 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
778 "Brocade 10Gbps dual port CNA");
779 } else if (strstr(model, "Brocade-1860")) {
780 if (nports == 1 && bfa_ioc_is_cna(&bfad->bfa.ioc))
781 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
782 "Brocade 10Gbps single port CNA");
783 else if (nports == 1 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
784 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
785 "Brocade 16Gbps PCIe single port FC HBA");
786 else if (nports == 2 && bfa_ioc_is_cna(&bfad->bfa.ioc))
787 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
788 "Brocade 10Gbps dual port CNA");
789 else if (nports == 2 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
790 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
791 "Brocade 16Gbps PCIe dual port FC HBA");
792 } else
793 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
794 "Invalid Model");
795
796 return snprintf(buf, PAGE_SIZE, "%s\n", model_descr);
797 }
798
799 static ssize_t
bfad_im_node_name_show(struct device * dev,struct device_attribute * attr,char * buf)800 bfad_im_node_name_show(struct device *dev, struct device_attribute *attr,
801 char *buf)
802 {
803 struct Scsi_Host *shost = class_to_shost(dev);
804 struct bfad_im_port_s *im_port =
805 (struct bfad_im_port_s *) shost->hostdata[0];
806 struct bfad_port_s *port = im_port->port;
807 u64 nwwn;
808
809 nwwn = bfa_fcs_lport_get_nwwn(port->fcs_port);
810 return snprintf(buf, PAGE_SIZE, "0x%llx\n", cpu_to_be64(nwwn));
811 }
812
813 static ssize_t
bfad_im_symbolic_name_show(struct device * dev,struct device_attribute * attr,char * buf)814 bfad_im_symbolic_name_show(struct device *dev, struct device_attribute *attr,
815 char *buf)
816 {
817 struct Scsi_Host *shost = class_to_shost(dev);
818 struct bfad_im_port_s *im_port =
819 (struct bfad_im_port_s *) shost->hostdata[0];
820 struct bfad_s *bfad = im_port->bfad;
821 struct bfa_lport_attr_s port_attr;
822 char symname[BFA_SYMNAME_MAXLEN];
823
824 bfa_fcs_lport_get_attr(&bfad->bfa_fcs.fabric.bport, &port_attr);
825 strncpy(symname, port_attr.port_cfg.sym_name.symname,
826 BFA_SYMNAME_MAXLEN);
827 return snprintf(buf, PAGE_SIZE, "%s\n", symname);
828 }
829
830 static ssize_t
bfad_im_hw_version_show(struct device * dev,struct device_attribute * attr,char * buf)831 bfad_im_hw_version_show(struct device *dev, struct device_attribute *attr,
832 char *buf)
833 {
834 struct Scsi_Host *shost = class_to_shost(dev);
835 struct bfad_im_port_s *im_port =
836 (struct bfad_im_port_s *) shost->hostdata[0];
837 struct bfad_s *bfad = im_port->bfad;
838 char hw_ver[BFA_VERSION_LEN];
839
840 bfa_get_pci_chip_rev(&bfad->bfa, hw_ver);
841 return snprintf(buf, PAGE_SIZE, "%s\n", hw_ver);
842 }
843
844 static ssize_t
bfad_im_drv_version_show(struct device * dev,struct device_attribute * attr,char * buf)845 bfad_im_drv_version_show(struct device *dev, struct device_attribute *attr,
846 char *buf)
847 {
848 return snprintf(buf, PAGE_SIZE, "%s\n", BFAD_DRIVER_VERSION);
849 }
850
851 static ssize_t
bfad_im_optionrom_version_show(struct device * dev,struct device_attribute * attr,char * buf)852 bfad_im_optionrom_version_show(struct device *dev,
853 struct device_attribute *attr, char *buf)
854 {
855 struct Scsi_Host *shost = class_to_shost(dev);
856 struct bfad_im_port_s *im_port =
857 (struct bfad_im_port_s *) shost->hostdata[0];
858 struct bfad_s *bfad = im_port->bfad;
859 char optrom_ver[BFA_VERSION_LEN];
860
861 bfa_get_adapter_optrom_ver(&bfad->bfa, optrom_ver);
862 return snprintf(buf, PAGE_SIZE, "%s\n", optrom_ver);
863 }
864
865 static ssize_t
bfad_im_fw_version_show(struct device * dev,struct device_attribute * attr,char * buf)866 bfad_im_fw_version_show(struct device *dev, struct device_attribute *attr,
867 char *buf)
868 {
869 struct Scsi_Host *shost = class_to_shost(dev);
870 struct bfad_im_port_s *im_port =
871 (struct bfad_im_port_s *) shost->hostdata[0];
872 struct bfad_s *bfad = im_port->bfad;
873 char fw_ver[BFA_VERSION_LEN];
874
875 bfa_get_adapter_fw_ver(&bfad->bfa, fw_ver);
876 return snprintf(buf, PAGE_SIZE, "%s\n", fw_ver);
877 }
878
879 static ssize_t
bfad_im_num_of_ports_show(struct device * dev,struct device_attribute * attr,char * buf)880 bfad_im_num_of_ports_show(struct device *dev, struct device_attribute *attr,
881 char *buf)
882 {
883 struct Scsi_Host *shost = class_to_shost(dev);
884 struct bfad_im_port_s *im_port =
885 (struct bfad_im_port_s *) shost->hostdata[0];
886 struct bfad_s *bfad = im_port->bfad;
887
888 return snprintf(buf, PAGE_SIZE, "%d\n",
889 bfa_get_nports(&bfad->bfa));
890 }
891
892 static ssize_t
bfad_im_drv_name_show(struct device * dev,struct device_attribute * attr,char * buf)893 bfad_im_drv_name_show(struct device *dev, struct device_attribute *attr,
894 char *buf)
895 {
896 return snprintf(buf, PAGE_SIZE, "%s\n", BFAD_DRIVER_NAME);
897 }
898
899 static ssize_t
bfad_im_num_of_discovered_ports_show(struct device * dev,struct device_attribute * attr,char * buf)900 bfad_im_num_of_discovered_ports_show(struct device *dev,
901 struct device_attribute *attr, char *buf)
902 {
903 struct Scsi_Host *shost = class_to_shost(dev);
904 struct bfad_im_port_s *im_port =
905 (struct bfad_im_port_s *) shost->hostdata[0];
906 struct bfad_port_s *port = im_port->port;
907 struct bfad_s *bfad = im_port->bfad;
908 int nrports = 2048;
909 wwn_t *rports = NULL;
910 unsigned long flags;
911
912 rports = kzalloc(sizeof(wwn_t) * nrports , GFP_ATOMIC);
913 if (rports == NULL)
914 return snprintf(buf, PAGE_SIZE, "Failed\n");
915
916 spin_lock_irqsave(&bfad->bfad_lock, flags);
917 bfa_fcs_lport_get_rports(port->fcs_port, rports, &nrports);
918 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
919 kfree(rports);
920
921 return snprintf(buf, PAGE_SIZE, "%d\n", nrports);
922 }
923
924 static DEVICE_ATTR(serial_number, S_IRUGO,
925 bfad_im_serial_num_show, NULL);
926 static DEVICE_ATTR(model, S_IRUGO, bfad_im_model_show, NULL);
927 static DEVICE_ATTR(model_description, S_IRUGO,
928 bfad_im_model_desc_show, NULL);
929 static DEVICE_ATTR(node_name, S_IRUGO, bfad_im_node_name_show, NULL);
930 static DEVICE_ATTR(symbolic_name, S_IRUGO,
931 bfad_im_symbolic_name_show, NULL);
932 static DEVICE_ATTR(hardware_version, S_IRUGO,
933 bfad_im_hw_version_show, NULL);
934 static DEVICE_ATTR(driver_version, S_IRUGO,
935 bfad_im_drv_version_show, NULL);
936 static DEVICE_ATTR(option_rom_version, S_IRUGO,
937 bfad_im_optionrom_version_show, NULL);
938 static DEVICE_ATTR(firmware_version, S_IRUGO,
939 bfad_im_fw_version_show, NULL);
940 static DEVICE_ATTR(number_of_ports, S_IRUGO,
941 bfad_im_num_of_ports_show, NULL);
942 static DEVICE_ATTR(driver_name, S_IRUGO, bfad_im_drv_name_show, NULL);
943 static DEVICE_ATTR(number_of_discovered_ports, S_IRUGO,
944 bfad_im_num_of_discovered_ports_show, NULL);
945
946 struct device_attribute *bfad_im_host_attrs[] = {
947 &dev_attr_serial_number,
948 &dev_attr_model,
949 &dev_attr_model_description,
950 &dev_attr_node_name,
951 &dev_attr_symbolic_name,
952 &dev_attr_hardware_version,
953 &dev_attr_driver_version,
954 &dev_attr_option_rom_version,
955 &dev_attr_firmware_version,
956 &dev_attr_number_of_ports,
957 &dev_attr_driver_name,
958 &dev_attr_number_of_discovered_ports,
959 NULL,
960 };
961
962 struct device_attribute *bfad_im_vport_attrs[] = {
963 &dev_attr_serial_number,
964 &dev_attr_model,
965 &dev_attr_model_description,
966 &dev_attr_node_name,
967 &dev_attr_symbolic_name,
968 &dev_attr_hardware_version,
969 &dev_attr_driver_version,
970 &dev_attr_option_rom_version,
971 &dev_attr_firmware_version,
972 &dev_attr_number_of_ports,
973 &dev_attr_driver_name,
974 &dev_attr_number_of_discovered_ports,
975 NULL,
976 };
977
978
979