xref: /openbmc/linux/drivers/scsi/bfa/bfad_attr.c (revision a09d2831)
1 /*
2  * Copyright (c) 2005-2009 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 #include "bfad_trcmod.h"
25 #include "bfad_attr.h"
26 
27 /**
28  *  FC_transport_template FC transport template
29  */
30 
31 /**
32  * FC transport template entry, get SCSI target port ID.
33  */
34 void
35 bfad_im_get_starget_port_id(struct scsi_target *starget)
36 {
37 	struct Scsi_Host *shost;
38 	struct bfad_im_port_s *im_port;
39 	struct bfad_s         *bfad;
40 	struct bfad_itnim_s   *itnim = NULL;
41 	u32        fc_id = -1;
42 	unsigned long   flags;
43 
44 	shost = bfad_os_starget_to_shost(starget);
45 	im_port = (struct bfad_im_port_s *) shost->hostdata[0];
46 	bfad = im_port->bfad;
47 	spin_lock_irqsave(&bfad->bfad_lock, flags);
48 
49 	itnim = bfad_os_get_itnim(im_port, starget->id);
50 	if (itnim)
51 		fc_id = bfa_fcs_itnim_get_fcid(&itnim->fcs_itnim);
52 
53 	fc_starget_port_id(starget) = fc_id;
54 	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
55 }
56 
57 /**
58  * FC transport template entry, get SCSI target nwwn.
59  */
60 void
61 bfad_im_get_starget_node_name(struct scsi_target *starget)
62 {
63 	struct Scsi_Host *shost;
64 	struct bfad_im_port_s *im_port;
65 	struct bfad_s         *bfad;
66 	struct bfad_itnim_s   *itnim = NULL;
67 	u64             node_name = 0;
68 	unsigned long   flags;
69 
70 	shost = bfad_os_starget_to_shost(starget);
71 	im_port = (struct bfad_im_port_s *) shost->hostdata[0];
72 	bfad = im_port->bfad;
73 	spin_lock_irqsave(&bfad->bfad_lock, flags);
74 
75 	itnim = bfad_os_get_itnim(im_port, starget->id);
76 	if (itnim)
77 		node_name = bfa_fcs_itnim_get_nwwn(&itnim->fcs_itnim);
78 
79 	fc_starget_node_name(starget) = bfa_os_htonll(node_name);
80 	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
81 }
82 
83 /**
84  * FC transport template entry, get SCSI target pwwn.
85  */
86 void
87 bfad_im_get_starget_port_name(struct scsi_target *starget)
88 {
89 	struct Scsi_Host *shost;
90 	struct bfad_im_port_s *im_port;
91 	struct bfad_s         *bfad;
92 	struct bfad_itnim_s   *itnim = NULL;
93 	u64             port_name = 0;
94 	unsigned long   flags;
95 
96 	shost = bfad_os_starget_to_shost(starget);
97 	im_port = (struct bfad_im_port_s *) shost->hostdata[0];
98 	bfad = im_port->bfad;
99 	spin_lock_irqsave(&bfad->bfad_lock, flags);
100 
101 	itnim = bfad_os_get_itnim(im_port, starget->id);
102 	if (itnim)
103 		port_name = bfa_fcs_itnim_get_pwwn(&itnim->fcs_itnim);
104 
105 	fc_starget_port_name(starget) = bfa_os_htonll(port_name);
106 	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
107 }
108 
109 /**
110  * FC transport template entry, get SCSI host port ID.
111  */
112 void
113 bfad_im_get_host_port_id(struct Scsi_Host *shost)
114 {
115 	struct bfad_im_port_s *im_port =
116 			(struct bfad_im_port_s *) shost->hostdata[0];
117 	struct bfad_port_s    *port = im_port->port;
118 
119 	fc_host_port_id(shost) =
120 			bfa_os_hton3b(bfa_fcs_port_get_fcid(port->fcs_port));
121 }
122 
123 
124 
125 
126 
127 struct Scsi_Host *
128 bfad_os_starget_to_shost(struct scsi_target *starget)
129 {
130 	return dev_to_shost(starget->dev.parent);
131 }
132 
133 /**
134  * FC transport template entry, get SCSI host port type.
135  */
136 static void
137 bfad_im_get_host_port_type(struct Scsi_Host *shost)
138 {
139 	struct bfad_im_port_s *im_port =
140 			(struct bfad_im_port_s *) shost->hostdata[0];
141 	struct bfad_s         *bfad = im_port->bfad;
142 	struct bfa_pport_attr_s attr;
143 
144 	bfa_pport_get_attr(&bfad->bfa, &attr);
145 
146 	switch (attr.port_type) {
147 	case BFA_PPORT_TYPE_NPORT:
148 		fc_host_port_type(shost) = FC_PORTTYPE_NPORT;
149 		break;
150 	case BFA_PPORT_TYPE_NLPORT:
151 		fc_host_port_type(shost) = FC_PORTTYPE_NLPORT;
152 		break;
153 	case BFA_PPORT_TYPE_P2P:
154 		fc_host_port_type(shost) = FC_PORTTYPE_PTP;
155 		break;
156 	case BFA_PPORT_TYPE_LPORT:
157 		fc_host_port_type(shost) = FC_PORTTYPE_LPORT;
158 		break;
159 	default:
160 		fc_host_port_type(shost) = FC_PORTTYPE_UNKNOWN;
161 		break;
162 	}
163 }
164 
165 /**
166  * FC transport template entry, get SCSI host port state.
167  */
168 static void
169 bfad_im_get_host_port_state(struct Scsi_Host *shost)
170 {
171 	struct bfad_im_port_s *im_port =
172 			(struct bfad_im_port_s *) shost->hostdata[0];
173 	struct bfad_s         *bfad = im_port->bfad;
174 	struct bfa_pport_attr_s attr;
175 
176 	bfa_pport_get_attr(&bfad->bfa, &attr);
177 
178 	switch (attr.port_state) {
179 	case BFA_PPORT_ST_LINKDOWN:
180 		fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
181 		break;
182 	case BFA_PPORT_ST_LINKUP:
183 		fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
184 		break;
185 	case BFA_PPORT_ST_UNINIT:
186 	case BFA_PPORT_ST_ENABLING_QWAIT:
187 	case BFA_PPORT_ST_ENABLING:
188 	case BFA_PPORT_ST_DISABLING_QWAIT:
189 	case BFA_PPORT_ST_DISABLING:
190 	case BFA_PPORT_ST_DISABLED:
191 	case BFA_PPORT_ST_STOPPED:
192 	case BFA_PPORT_ST_IOCDOWN:
193 	default:
194 		fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
195 		break;
196 	}
197 }
198 
199 /**
200  * FC transport template entry, get SCSI host active fc4s.
201  */
202 static void
203 bfad_im_get_host_active_fc4s(struct Scsi_Host *shost)
204 {
205 	struct bfad_im_port_s *im_port =
206 			(struct bfad_im_port_s *) shost->hostdata[0];
207 	struct bfad_port_s    *port = im_port->port;
208 
209 	memset(fc_host_active_fc4s(shost), 0,
210 	       sizeof(fc_host_active_fc4s(shost)));
211 
212 	if (port->supported_fc4s &
213 		(BFA_PORT_ROLE_FCP_IM | BFA_PORT_ROLE_FCP_TM))
214 		fc_host_active_fc4s(shost)[2] = 1;
215 
216 	if (port->supported_fc4s & BFA_PORT_ROLE_FCP_IPFC)
217 		fc_host_active_fc4s(shost)[3] = 0x20;
218 
219 	fc_host_active_fc4s(shost)[7] = 1;
220 }
221 
222 /**
223  * FC transport template entry, get SCSI host link speed.
224  */
225 static void
226 bfad_im_get_host_speed(struct Scsi_Host *shost)
227 {
228 	struct bfad_im_port_s *im_port =
229 			(struct bfad_im_port_s *) shost->hostdata[0];
230 	struct bfad_s         *bfad = im_port->bfad;
231 	struct bfa_pport_attr_s attr;
232 
233 	bfa_pport_get_attr(&bfad->bfa, &attr);
234 	switch (attr.speed) {
235 	case BFA_PPORT_SPEED_8GBPS:
236 		fc_host_speed(shost) = FC_PORTSPEED_8GBIT;
237 		break;
238 	case BFA_PPORT_SPEED_4GBPS:
239 		fc_host_speed(shost) = FC_PORTSPEED_4GBIT;
240 		break;
241 	case BFA_PPORT_SPEED_2GBPS:
242 		fc_host_speed(shost) = FC_PORTSPEED_2GBIT;
243 		break;
244 	case BFA_PPORT_SPEED_1GBPS:
245 		fc_host_speed(shost) = FC_PORTSPEED_1GBIT;
246 		break;
247 	default:
248 		fc_host_speed(shost) = FC_PORTSPEED_UNKNOWN;
249 		break;
250 	}
251 }
252 
253 /**
254  * FC transport template entry, get SCSI host port type.
255  */
256 static void
257 bfad_im_get_host_fabric_name(struct Scsi_Host *shost)
258 {
259 	struct bfad_im_port_s *im_port =
260 			(struct bfad_im_port_s *) shost->hostdata[0];
261 	struct bfad_port_s    *port = im_port->port;
262 	wwn_t           fabric_nwwn = 0;
263 
264 	fabric_nwwn = bfa_fcs_port_get_fabric_name(port->fcs_port);
265 
266 	fc_host_fabric_name(shost) = bfa_os_htonll(fabric_nwwn);
267 
268 }
269 
270 /**
271  * FC transport template entry, get BFAD statistics.
272  */
273 static struct fc_host_statistics *
274 bfad_im_get_stats(struct Scsi_Host *shost)
275 {
276 	struct bfad_im_port_s *im_port =
277 			(struct bfad_im_port_s *) shost->hostdata[0];
278 	struct bfad_s         *bfad = im_port->bfad;
279 	struct bfad_hal_comp fcomp;
280 	struct fc_host_statistics *hstats;
281 	bfa_status_t    rc;
282 	unsigned long   flags;
283 
284 	hstats = &bfad->link_stats;
285 	init_completion(&fcomp.comp);
286 	spin_lock_irqsave(&bfad->bfad_lock, flags);
287 	memset(hstats, 0, sizeof(struct fc_host_statistics));
288 	rc = bfa_pport_get_stats(&bfad->bfa,
289 				     (union bfa_pport_stats_u *) hstats,
290 				     bfad_hcb_comp, &fcomp);
291 	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
292 	if (rc != BFA_STATUS_OK)
293 		return NULL;
294 
295 	wait_for_completion(&fcomp.comp);
296 
297 	return hstats;
298 }
299 
300 /**
301  * FC transport template entry, reset BFAD statistics.
302  */
303 static void
304 bfad_im_reset_stats(struct Scsi_Host *shost)
305 {
306 	struct bfad_im_port_s *im_port =
307 			(struct bfad_im_port_s *) shost->hostdata[0];
308 	struct bfad_s         *bfad = im_port->bfad;
309 	struct bfad_hal_comp fcomp;
310 	unsigned long   flags;
311 	bfa_status_t    rc;
312 
313 	init_completion(&fcomp.comp);
314 	spin_lock_irqsave(&bfad->bfad_lock, flags);
315 	rc = bfa_pport_clear_stats(&bfad->bfa, bfad_hcb_comp, &fcomp);
316 	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
317 
318 	if (rc != BFA_STATUS_OK)
319 		return;
320 
321 	wait_for_completion(&fcomp.comp);
322 
323 	return;
324 }
325 
326 /**
327  * FC transport template entry, get rport loss timeout.
328  */
329 static void
330 bfad_im_get_rport_loss_tmo(struct fc_rport *rport)
331 {
332 	struct bfad_itnim_data_s *itnim_data = rport->dd_data;
333 	struct bfad_itnim_s   *itnim = itnim_data->itnim;
334 	struct bfad_s         *bfad = itnim->im->bfad;
335 	unsigned long   flags;
336 
337 	spin_lock_irqsave(&bfad->bfad_lock, flags);
338 	rport->dev_loss_tmo = bfa_fcpim_path_tov_get(&bfad->bfa);
339 	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
340 }
341 
342 /**
343  * FC transport template entry, set rport loss timeout.
344  */
345 static void
346 bfad_im_set_rport_loss_tmo(struct fc_rport *rport, u32 timeout)
347 {
348 	struct bfad_itnim_data_s *itnim_data = rport->dd_data;
349 	struct bfad_itnim_s   *itnim = itnim_data->itnim;
350 	struct bfad_s         *bfad = itnim->im->bfad;
351 	unsigned long   flags;
352 
353 	if (timeout > 0) {
354 		spin_lock_irqsave(&bfad->bfad_lock, flags);
355 		bfa_fcpim_path_tov_set(&bfad->bfa, timeout);
356 		rport->dev_loss_tmo = bfa_fcpim_path_tov_get(&bfad->bfa);
357 		spin_unlock_irqrestore(&bfad->bfad_lock, flags);
358 	}
359 
360 }
361 
362 struct fc_function_template bfad_im_fc_function_template = {
363 
364 	/* Target dynamic attributes */
365 	.get_starget_port_id = bfad_im_get_starget_port_id,
366 	.show_starget_port_id = 1,
367 	.get_starget_node_name = bfad_im_get_starget_node_name,
368 	.show_starget_node_name = 1,
369 	.get_starget_port_name = bfad_im_get_starget_port_name,
370 	.show_starget_port_name = 1,
371 
372 	/* Host dynamic attribute */
373 	.get_host_port_id = bfad_im_get_host_port_id,
374 	.show_host_port_id = 1,
375 
376 	/* Host fixed attributes */
377 	.show_host_node_name = 1,
378 	.show_host_port_name = 1,
379 	.show_host_supported_classes = 1,
380 	.show_host_supported_fc4s = 1,
381 	.show_host_supported_speeds = 1,
382 	.show_host_maxframe_size = 1,
383 
384 	/* More host dynamic attributes */
385 	.show_host_port_type = 1,
386 	.get_host_port_type = bfad_im_get_host_port_type,
387 	.show_host_port_state = 1,
388 	.get_host_port_state = bfad_im_get_host_port_state,
389 	.show_host_active_fc4s = 1,
390 	.get_host_active_fc4s = bfad_im_get_host_active_fc4s,
391 	.show_host_speed = 1,
392 	.get_host_speed = bfad_im_get_host_speed,
393 	.show_host_fabric_name = 1,
394 	.get_host_fabric_name = bfad_im_get_host_fabric_name,
395 
396 	.show_host_symbolic_name = 1,
397 
398 	/* Statistics */
399 	.get_fc_host_stats = bfad_im_get_stats,
400 	.reset_fc_host_stats = bfad_im_reset_stats,
401 
402 	/* Allocation length for host specific data */
403 	.dd_fcrport_size = sizeof(struct bfad_itnim_data_s *),
404 
405 	/* Remote port fixed attributes */
406 	.show_rport_maxframe_size = 1,
407 	.show_rport_supported_classes = 1,
408 	.show_rport_dev_loss_tmo = 1,
409 	.get_rport_dev_loss_tmo = bfad_im_get_rport_loss_tmo,
410 	.set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo,
411 };
412 
413 /**
414  *  Scsi_Host_attrs SCSI host attributes
415  */
416 static ssize_t
417 bfad_im_serial_num_show(struct device *dev, struct device_attribute *attr,
418 			 char *buf)
419 {
420 	struct Scsi_Host *shost = class_to_shost(dev);
421 	struct bfad_im_port_s *im_port =
422 			(struct bfad_im_port_s *) shost->hostdata[0];
423 	struct bfad_s         *bfad = im_port->bfad;
424 	struct bfa_ioc_attr_s  ioc_attr;
425 
426 	memset(&ioc_attr, 0, sizeof(ioc_attr));
427 	bfa_get_attr(&bfad->bfa, &ioc_attr);
428 	return snprintf(buf, PAGE_SIZE, "%s\n",
429 			ioc_attr.adapter_attr.serial_num);
430 }
431 
432 static ssize_t
433 bfad_im_model_show(struct device *dev, struct device_attribute *attr,
434 			char *buf)
435 {
436 	struct Scsi_Host *shost = class_to_shost(dev);
437 	struct bfad_im_port_s *im_port =
438 			(struct bfad_im_port_s *) shost->hostdata[0];
439 	struct bfad_s         *bfad = im_port->bfad;
440 	struct bfa_ioc_attr_s  ioc_attr;
441 
442 	memset(&ioc_attr, 0, sizeof(ioc_attr));
443 	bfa_get_attr(&bfad->bfa, &ioc_attr);
444 	return snprintf(buf, PAGE_SIZE, "%s\n", ioc_attr.adapter_attr.model);
445 }
446 
447 static ssize_t
448 bfad_im_model_desc_show(struct device *dev, struct device_attribute *attr,
449 				 char *buf)
450 {
451 	struct Scsi_Host *shost = class_to_shost(dev);
452 	struct bfad_im_port_s *im_port =
453 			(struct bfad_im_port_s *) shost->hostdata[0];
454 	struct bfad_s         *bfad = im_port->bfad;
455 	struct bfa_ioc_attr_s  ioc_attr;
456 
457 	memset(&ioc_attr, 0, sizeof(ioc_attr));
458 	bfa_get_attr(&bfad->bfa, &ioc_attr);
459 	return snprintf(buf, PAGE_SIZE, "%s\n",
460 			ioc_attr.adapter_attr.model_descr);
461 }
462 
463 static ssize_t
464 bfad_im_node_name_show(struct device *dev, struct device_attribute *attr,
465 				 char *buf)
466 {
467 	struct Scsi_Host *shost = class_to_shost(dev);
468 	struct bfad_im_port_s *im_port =
469 			(struct bfad_im_port_s *) shost->hostdata[0];
470 	struct bfad_port_s    *port = im_port->port;
471 	u64        nwwn;
472 
473 	nwwn = bfa_fcs_port_get_nwwn(port->fcs_port);
474 	return snprintf(buf, PAGE_SIZE, "0x%llx\n", bfa_os_htonll(nwwn));
475 }
476 
477 static ssize_t
478 bfad_im_symbolic_name_show(struct device *dev, struct device_attribute *attr,
479 				 char *buf)
480 {
481 	struct Scsi_Host *shost = class_to_shost(dev);
482 	struct bfad_im_port_s *im_port =
483 			(struct bfad_im_port_s *) shost->hostdata[0];
484 	struct bfad_s         *bfad = im_port->bfad;
485 	struct bfa_ioc_attr_s  ioc_attr;
486 
487 	memset(&ioc_attr, 0, sizeof(ioc_attr));
488 	bfa_get_attr(&bfad->bfa, &ioc_attr);
489 
490 	return snprintf(buf, PAGE_SIZE, "Brocade %s FV%s DV%s\n",
491 			ioc_attr.adapter_attr.model,
492 			ioc_attr.adapter_attr.fw_ver, BFAD_DRIVER_VERSION);
493 }
494 
495 static ssize_t
496 bfad_im_hw_version_show(struct device *dev, struct device_attribute *attr,
497 				char *buf)
498 {
499 	struct Scsi_Host *shost = class_to_shost(dev);
500 	struct bfad_im_port_s *im_port =
501 			(struct bfad_im_port_s *) shost->hostdata[0];
502 	struct bfad_s         *bfad = im_port->bfad;
503 	struct bfa_ioc_attr_s  ioc_attr;
504 
505 	memset(&ioc_attr, 0, sizeof(ioc_attr));
506 	bfa_get_attr(&bfad->bfa, &ioc_attr);
507 	return snprintf(buf, PAGE_SIZE, "%s\n", ioc_attr.adapter_attr.hw_ver);
508 }
509 
510 static ssize_t
511 bfad_im_drv_version_show(struct device *dev, struct device_attribute *attr,
512 				char *buf)
513 {
514 	return snprintf(buf, PAGE_SIZE, "%s\n", BFAD_DRIVER_VERSION);
515 }
516 
517 static ssize_t
518 bfad_im_optionrom_version_show(struct device *dev,
519 			 struct device_attribute *attr, char *buf)
520 {
521 	struct Scsi_Host *shost = class_to_shost(dev);
522 	struct bfad_im_port_s *im_port =
523 			(struct bfad_im_port_s *) shost->hostdata[0];
524 	struct bfad_s         *bfad = im_port->bfad;
525 	struct bfa_ioc_attr_s  ioc_attr;
526 
527 	memset(&ioc_attr, 0, sizeof(ioc_attr));
528 	bfa_get_attr(&bfad->bfa, &ioc_attr);
529 	return snprintf(buf, PAGE_SIZE, "%s\n",
530 			ioc_attr.adapter_attr.optrom_ver);
531 }
532 
533 static ssize_t
534 bfad_im_fw_version_show(struct device *dev, struct device_attribute *attr,
535 				 char *buf)
536 {
537 	struct Scsi_Host *shost = class_to_shost(dev);
538 	struct bfad_im_port_s *im_port =
539 			(struct bfad_im_port_s *) shost->hostdata[0];
540 	struct bfad_s         *bfad = im_port->bfad;
541 	struct bfa_ioc_attr_s  ioc_attr;
542 
543 	memset(&ioc_attr, 0, sizeof(ioc_attr));
544 	bfa_get_attr(&bfad->bfa, &ioc_attr);
545 	return snprintf(buf, PAGE_SIZE, "%s\n", ioc_attr.adapter_attr.fw_ver);
546 }
547 
548 static ssize_t
549 bfad_im_num_of_ports_show(struct device *dev, struct device_attribute *attr,
550 				char *buf)
551 {
552 	struct Scsi_Host *shost = class_to_shost(dev);
553 	struct bfad_im_port_s *im_port =
554 			(struct bfad_im_port_s *) shost->hostdata[0];
555 	struct bfad_s         *bfad = im_port->bfad;
556 	struct bfa_ioc_attr_s  ioc_attr;
557 
558 	memset(&ioc_attr, 0, sizeof(ioc_attr));
559 	bfa_get_attr(&bfad->bfa, &ioc_attr);
560 	return snprintf(buf, PAGE_SIZE, "%d\n", ioc_attr.adapter_attr.nports);
561 }
562 
563 static ssize_t
564 bfad_im_drv_name_show(struct device *dev, struct device_attribute *attr,
565 				char *buf)
566 {
567 	return snprintf(buf, PAGE_SIZE, "%s\n", BFAD_DRIVER_NAME);
568 }
569 
570 static ssize_t
571 bfad_im_num_of_discovered_ports_show(struct device *dev,
572 			struct device_attribute *attr, char *buf)
573 {
574 	struct Scsi_Host *shost = class_to_shost(dev);
575 	struct bfad_im_port_s *im_port =
576 			(struct bfad_im_port_s *) shost->hostdata[0];
577 	struct bfad_port_s    *port = im_port->port;
578 	struct bfad_s         *bfad = im_port->bfad;
579 	int        nrports = 2048;
580 	wwn_t          *rports = NULL;
581 	unsigned long   flags;
582 
583 	rports = kzalloc(sizeof(wwn_t) * nrports , GFP_ATOMIC);
584 	if (rports == NULL)
585 		return -ENOMEM;
586 
587 	spin_lock_irqsave(&bfad->bfad_lock, flags);
588 	bfa_fcs_port_get_rports(port->fcs_port, rports, &nrports);
589 	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
590 	kfree(rports);
591 
592 	return snprintf(buf, PAGE_SIZE, "%d\n", nrports);
593 }
594 
595 static          DEVICE_ATTR(serial_number, S_IRUGO,
596 				bfad_im_serial_num_show, NULL);
597 static          DEVICE_ATTR(model, S_IRUGO, bfad_im_model_show, NULL);
598 static          DEVICE_ATTR(model_description, S_IRUGO,
599 				bfad_im_model_desc_show, NULL);
600 static          DEVICE_ATTR(node_name, S_IRUGO, bfad_im_node_name_show, NULL);
601 static          DEVICE_ATTR(symbolic_name, S_IRUGO,
602 				bfad_im_symbolic_name_show, NULL);
603 static          DEVICE_ATTR(hardware_version, S_IRUGO,
604 				bfad_im_hw_version_show, NULL);
605 static          DEVICE_ATTR(driver_version, S_IRUGO,
606 				bfad_im_drv_version_show, NULL);
607 static          DEVICE_ATTR(option_rom_version, S_IRUGO,
608 				bfad_im_optionrom_version_show, NULL);
609 static          DEVICE_ATTR(firmware_version, S_IRUGO,
610 				bfad_im_fw_version_show, NULL);
611 static          DEVICE_ATTR(number_of_ports, S_IRUGO,
612 				bfad_im_num_of_ports_show, NULL);
613 static          DEVICE_ATTR(driver_name, S_IRUGO, bfad_im_drv_name_show, NULL);
614 static          DEVICE_ATTR(number_of_discovered_ports, S_IRUGO,
615 				bfad_im_num_of_discovered_ports_show, NULL);
616 
617 struct device_attribute *bfad_im_host_attrs[] = {
618 	&dev_attr_serial_number,
619 	&dev_attr_model,
620 	&dev_attr_model_description,
621 	&dev_attr_node_name,
622 	&dev_attr_symbolic_name,
623 	&dev_attr_hardware_version,
624 	&dev_attr_driver_version,
625 	&dev_attr_option_rom_version,
626 	&dev_attr_firmware_version,
627 	&dev_attr_number_of_ports,
628 	&dev_attr_driver_name,
629 	&dev_attr_number_of_discovered_ports,
630 	NULL,
631 };
632 
633 struct device_attribute *bfad_im_vport_attrs[] = {
634     &dev_attr_serial_number,
635     &dev_attr_model,
636     &dev_attr_model_description,
637     &dev_attr_node_name,
638     &dev_attr_symbolic_name,
639     &dev_attr_hardware_version,
640     &dev_attr_driver_version,
641     &dev_attr_option_rom_version,
642     &dev_attr_firmware_version,
643     &dev_attr_number_of_ports,
644     &dev_attr_driver_name,
645     &dev_attr_number_of_discovered_ports,
646     NULL,
647 };
648 
649 
650