1 /*
2 * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
3 * Copyright (c) 2014- QLogic Corporation.
4 * All rights reserved
5 * www.qlogic.com
6 *
7 * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
8 *
9 * This program is free software; you can redistribute it and/or modify it
10 * under the terms of the GNU General Public License (GPL) Version 2 as
11 * published by the Free Software Foundation
12 *
13 * This program is distributed in the hope that it will be useful, but
14 * WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
17 */
18
19 /*
20 * bfa_attr.c Linux driver configuration interface module.
21 */
22
23 #include "bfad_drv.h"
24 #include "bfad_im.h"
25
26 /*
27 * FC transport template entry, get SCSI target port ID.
28 */
29 static void
bfad_im_get_starget_port_id(struct scsi_target * starget)30 bfad_im_get_starget_port_id(struct scsi_target *starget)
31 {
32 struct Scsi_Host *shost;
33 struct bfad_im_port_s *im_port;
34 struct bfad_s *bfad;
35 struct bfad_itnim_s *itnim = NULL;
36 u32 fc_id = -1;
37 unsigned long flags;
38
39 shost = dev_to_shost(starget->dev.parent);
40 im_port = (struct bfad_im_port_s *) shost->hostdata[0];
41 bfad = im_port->bfad;
42 spin_lock_irqsave(&bfad->bfad_lock, flags);
43
44 itnim = bfad_get_itnim(im_port, starget->id);
45 if (itnim)
46 fc_id = bfa_fcs_itnim_get_fcid(&itnim->fcs_itnim);
47
48 fc_starget_port_id(starget) = fc_id;
49 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
50 }
51
52 /*
53 * FC transport template entry, get SCSI target nwwn.
54 */
55 static void
bfad_im_get_starget_node_name(struct scsi_target * starget)56 bfad_im_get_starget_node_name(struct scsi_target *starget)
57 {
58 struct Scsi_Host *shost;
59 struct bfad_im_port_s *im_port;
60 struct bfad_s *bfad;
61 struct bfad_itnim_s *itnim = NULL;
62 u64 node_name = 0;
63 unsigned long flags;
64
65 shost = dev_to_shost(starget->dev.parent);
66 im_port = (struct bfad_im_port_s *) shost->hostdata[0];
67 bfad = im_port->bfad;
68 spin_lock_irqsave(&bfad->bfad_lock, flags);
69
70 itnim = bfad_get_itnim(im_port, starget->id);
71 if (itnim)
72 node_name = bfa_fcs_itnim_get_nwwn(&itnim->fcs_itnim);
73
74 fc_starget_node_name(starget) = cpu_to_be64(node_name);
75 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
76 }
77
78 /*
79 * FC transport template entry, get SCSI target pwwn.
80 */
81 static void
bfad_im_get_starget_port_name(struct scsi_target * starget)82 bfad_im_get_starget_port_name(struct scsi_target *starget)
83 {
84 struct Scsi_Host *shost;
85 struct bfad_im_port_s *im_port;
86 struct bfad_s *bfad;
87 struct bfad_itnim_s *itnim = NULL;
88 u64 port_name = 0;
89 unsigned long flags;
90
91 shost = dev_to_shost(starget->dev.parent);
92 im_port = (struct bfad_im_port_s *) shost->hostdata[0];
93 bfad = im_port->bfad;
94 spin_lock_irqsave(&bfad->bfad_lock, flags);
95
96 itnim = bfad_get_itnim(im_port, starget->id);
97 if (itnim)
98 port_name = bfa_fcs_itnim_get_pwwn(&itnim->fcs_itnim);
99
100 fc_starget_port_name(starget) = cpu_to_be64(port_name);
101 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
102 }
103
104 /*
105 * FC transport template entry, get SCSI host port ID.
106 */
107 static void
bfad_im_get_host_port_id(struct Scsi_Host * shost)108 bfad_im_get_host_port_id(struct Scsi_Host *shost)
109 {
110 struct bfad_im_port_s *im_port =
111 (struct bfad_im_port_s *) shost->hostdata[0];
112 struct bfad_port_s *port = im_port->port;
113
114 fc_host_port_id(shost) =
115 bfa_hton3b(bfa_fcs_lport_get_fcid(port->fcs_port));
116 }
117
118 /*
119 * FC transport template entry, get SCSI host port type.
120 */
121 static void
bfad_im_get_host_port_type(struct Scsi_Host * shost)122 bfad_im_get_host_port_type(struct Scsi_Host *shost)
123 {
124 struct bfad_im_port_s *im_port =
125 (struct bfad_im_port_s *) shost->hostdata[0];
126 struct bfad_s *bfad = im_port->bfad;
127 struct bfa_lport_attr_s port_attr;
128
129 bfa_fcs_lport_get_attr(&bfad->bfa_fcs.fabric.bport, &port_attr);
130
131 switch (port_attr.port_type) {
132 case BFA_PORT_TYPE_NPORT:
133 fc_host_port_type(shost) = FC_PORTTYPE_NPORT;
134 break;
135 case BFA_PORT_TYPE_NLPORT:
136 fc_host_port_type(shost) = FC_PORTTYPE_NLPORT;
137 break;
138 case BFA_PORT_TYPE_P2P:
139 fc_host_port_type(shost) = FC_PORTTYPE_PTP;
140 break;
141 case BFA_PORT_TYPE_LPORT:
142 fc_host_port_type(shost) = FC_PORTTYPE_LPORT;
143 break;
144 default:
145 fc_host_port_type(shost) = FC_PORTTYPE_UNKNOWN;
146 break;
147 }
148 }
149
150 /*
151 * FC transport template entry, get SCSI host port state.
152 */
153 static void
bfad_im_get_host_port_state(struct Scsi_Host * shost)154 bfad_im_get_host_port_state(struct Scsi_Host *shost)
155 {
156 struct bfad_im_port_s *im_port =
157 (struct bfad_im_port_s *) shost->hostdata[0];
158 struct bfad_s *bfad = im_port->bfad;
159 struct bfa_port_attr_s attr;
160
161 bfa_fcport_get_attr(&bfad->bfa, &attr);
162
163 switch (attr.port_state) {
164 case BFA_PORT_ST_LINKDOWN:
165 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
166 break;
167 case BFA_PORT_ST_LINKUP:
168 fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
169 break;
170 case BFA_PORT_ST_DISABLED:
171 case BFA_PORT_ST_STOPPED:
172 case BFA_PORT_ST_IOCDOWN:
173 case BFA_PORT_ST_IOCDIS:
174 fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
175 break;
176 case BFA_PORT_ST_UNINIT:
177 case BFA_PORT_ST_ENABLING_QWAIT:
178 case BFA_PORT_ST_ENABLING:
179 case BFA_PORT_ST_DISABLING_QWAIT:
180 case BFA_PORT_ST_DISABLING:
181 default:
182 fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
183 break;
184 }
185 }
186
187 /*
188 * FC transport template entry, get SCSI host active fc4s.
189 */
190 static void
bfad_im_get_host_active_fc4s(struct Scsi_Host * shost)191 bfad_im_get_host_active_fc4s(struct Scsi_Host *shost)
192 {
193 struct bfad_im_port_s *im_port =
194 (struct bfad_im_port_s *) shost->hostdata[0];
195 struct bfad_port_s *port = im_port->port;
196
197 memset(fc_host_active_fc4s(shost), 0,
198 sizeof(fc_host_active_fc4s(shost)));
199
200 if (port->supported_fc4s & BFA_LPORT_ROLE_FCP_IM)
201 fc_host_active_fc4s(shost)[2] = 1;
202
203 fc_host_active_fc4s(shost)[7] = 1;
204 }
205
206 /*
207 * FC transport template entry, get SCSI host link speed.
208 */
209 static void
bfad_im_get_host_speed(struct Scsi_Host * shost)210 bfad_im_get_host_speed(struct Scsi_Host *shost)
211 {
212 struct bfad_im_port_s *im_port =
213 (struct bfad_im_port_s *) shost->hostdata[0];
214 struct bfad_s *bfad = im_port->bfad;
215 struct bfa_port_attr_s attr;
216
217 bfa_fcport_get_attr(&bfad->bfa, &attr);
218 switch (attr.speed) {
219 case BFA_PORT_SPEED_10GBPS:
220 fc_host_speed(shost) = FC_PORTSPEED_10GBIT;
221 break;
222 case BFA_PORT_SPEED_16GBPS:
223 fc_host_speed(shost) = FC_PORTSPEED_16GBIT;
224 break;
225 case BFA_PORT_SPEED_8GBPS:
226 fc_host_speed(shost) = FC_PORTSPEED_8GBIT;
227 break;
228 case BFA_PORT_SPEED_4GBPS:
229 fc_host_speed(shost) = FC_PORTSPEED_4GBIT;
230 break;
231 case BFA_PORT_SPEED_2GBPS:
232 fc_host_speed(shost) = FC_PORTSPEED_2GBIT;
233 break;
234 case BFA_PORT_SPEED_1GBPS:
235 fc_host_speed(shost) = FC_PORTSPEED_1GBIT;
236 break;
237 default:
238 fc_host_speed(shost) = FC_PORTSPEED_UNKNOWN;
239 break;
240 }
241 }
242
243 /*
244 * FC transport template entry, get SCSI host port type.
245 */
246 static void
bfad_im_get_host_fabric_name(struct Scsi_Host * shost)247 bfad_im_get_host_fabric_name(struct Scsi_Host *shost)
248 {
249 struct bfad_im_port_s *im_port =
250 (struct bfad_im_port_s *) shost->hostdata[0];
251 struct bfad_port_s *port = im_port->port;
252 wwn_t fabric_nwwn = 0;
253
254 fabric_nwwn = bfa_fcs_lport_get_fabric_name(port->fcs_port);
255
256 fc_host_fabric_name(shost) = cpu_to_be64(fabric_nwwn);
257
258 }
259
260 /*
261 * FC transport template entry, get BFAD statistics.
262 */
263 static struct fc_host_statistics *
bfad_im_get_stats(struct Scsi_Host * shost)264 bfad_im_get_stats(struct Scsi_Host *shost)
265 {
266 struct bfad_im_port_s *im_port =
267 (struct bfad_im_port_s *) shost->hostdata[0];
268 struct bfad_s *bfad = im_port->bfad;
269 struct bfad_hal_comp fcomp;
270 union bfa_port_stats_u *fcstats;
271 struct fc_host_statistics *hstats;
272 bfa_status_t rc;
273 unsigned long flags;
274
275 fcstats = kzalloc(sizeof(union bfa_port_stats_u), GFP_KERNEL);
276 if (fcstats == NULL)
277 return NULL;
278
279 hstats = &bfad->link_stats;
280 init_completion(&fcomp.comp);
281 spin_lock_irqsave(&bfad->bfad_lock, flags);
282 memset(hstats, 0, sizeof(struct fc_host_statistics));
283 rc = bfa_port_get_stats(BFA_FCPORT(&bfad->bfa),
284 fcstats, bfad_hcb_comp, &fcomp);
285 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
286 if (rc != BFA_STATUS_OK) {
287 kfree(fcstats);
288 return NULL;
289 }
290
291 wait_for_completion(&fcomp.comp);
292
293 /* Fill the fc_host_statistics structure */
294 hstats->seconds_since_last_reset = fcstats->fc.secs_reset;
295 hstats->tx_frames = fcstats->fc.tx_frames;
296 hstats->tx_words = fcstats->fc.tx_words;
297 hstats->rx_frames = fcstats->fc.rx_frames;
298 hstats->rx_words = fcstats->fc.rx_words;
299 hstats->lip_count = fcstats->fc.lip_count;
300 hstats->nos_count = fcstats->fc.nos_count;
301 hstats->error_frames = fcstats->fc.error_frames;
302 hstats->dumped_frames = fcstats->fc.dropped_frames;
303 hstats->link_failure_count = fcstats->fc.link_failures;
304 hstats->loss_of_sync_count = fcstats->fc.loss_of_syncs;
305 hstats->loss_of_signal_count = fcstats->fc.loss_of_signals;
306 hstats->prim_seq_protocol_err_count = fcstats->fc.primseq_errs;
307 hstats->invalid_crc_count = fcstats->fc.invalid_crcs;
308
309 kfree(fcstats);
310 return hstats;
311 }
312
313 /*
314 * FC transport template entry, reset BFAD statistics.
315 */
316 static void
bfad_im_reset_stats(struct Scsi_Host * shost)317 bfad_im_reset_stats(struct Scsi_Host *shost)
318 {
319 struct bfad_im_port_s *im_port =
320 (struct bfad_im_port_s *) shost->hostdata[0];
321 struct bfad_s *bfad = im_port->bfad;
322 struct bfad_hal_comp fcomp;
323 unsigned long flags;
324 bfa_status_t rc;
325
326 init_completion(&fcomp.comp);
327 spin_lock_irqsave(&bfad->bfad_lock, flags);
328 rc = bfa_port_clear_stats(BFA_FCPORT(&bfad->bfa), bfad_hcb_comp,
329 &fcomp);
330 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
331
332 if (rc != BFA_STATUS_OK)
333 return;
334
335 wait_for_completion(&fcomp.comp);
336
337 return;
338 }
339
340 /*
341 * FC transport template entry, set rport loss timeout.
342 * Update dev_loss_tmo based on the value pushed down by the stack
343 * In case it is lesser than path_tov of driver, set it to path_tov + 1
344 * to ensure that the driver times out before the application
345 */
346 static void
bfad_im_set_rport_loss_tmo(struct fc_rport * rport,u32 timeout)347 bfad_im_set_rport_loss_tmo(struct fc_rport *rport, u32 timeout)
348 {
349 struct bfad_itnim_data_s *itnim_data = rport->dd_data;
350 struct bfad_itnim_s *itnim = itnim_data->itnim;
351 struct bfad_s *bfad = itnim->im->bfad;
352 uint16_t path_tov = bfa_fcpim_path_tov_get(&bfad->bfa);
353
354 rport->dev_loss_tmo = timeout;
355 if (timeout < path_tov)
356 rport->dev_loss_tmo = path_tov + 1;
357 }
358
359 static int
bfad_im_vport_create(struct fc_vport * fc_vport,bool disable)360 bfad_im_vport_create(struct fc_vport *fc_vport, bool disable)
361 {
362 char *vname = fc_vport->symbolic_name;
363 struct Scsi_Host *shost = fc_vport->shost;
364 struct bfad_im_port_s *im_port =
365 (struct bfad_im_port_s *) shost->hostdata[0];
366 struct bfad_s *bfad = im_port->bfad;
367 struct bfa_lport_cfg_s port_cfg;
368 struct bfad_vport_s *vp;
369 int status = 0, rc;
370 unsigned long flags;
371
372 memset(&port_cfg, 0, sizeof(port_cfg));
373 u64_to_wwn(fc_vport->node_name, (u8 *)&port_cfg.nwwn);
374 u64_to_wwn(fc_vport->port_name, (u8 *)&port_cfg.pwwn);
375 if (strlen(vname) > 0)
376 strcpy((char *)&port_cfg.sym_name, vname);
377 port_cfg.roles = BFA_LPORT_ROLE_FCP_IM;
378
379 spin_lock_irqsave(&bfad->bfad_lock, flags);
380 list_for_each_entry(vp, &bfad->pbc_vport_list, list_entry) {
381 if (port_cfg.pwwn ==
382 vp->fcs_vport.lport.port_cfg.pwwn) {
383 port_cfg.preboot_vp =
384 vp->fcs_vport.lport.port_cfg.preboot_vp;
385 break;
386 }
387 }
388 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
389
390 rc = bfad_vport_create(bfad, 0, &port_cfg, &fc_vport->dev);
391 if (rc == BFA_STATUS_OK) {
392 struct bfad_vport_s *vport;
393 struct bfa_fcs_vport_s *fcs_vport;
394 struct Scsi_Host *vshost;
395
396 spin_lock_irqsave(&bfad->bfad_lock, flags);
397 fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0,
398 port_cfg.pwwn);
399 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
400 if (fcs_vport == NULL)
401 return VPCERR_BAD_WWN;
402
403 fc_vport_set_state(fc_vport, FC_VPORT_ACTIVE);
404 if (disable) {
405 spin_lock_irqsave(&bfad->bfad_lock, flags);
406 bfa_fcs_vport_stop(fcs_vport);
407 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
408 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
409 }
410
411 vport = fcs_vport->vport_drv;
412 vshost = vport->drv_port.im_port->shost;
413 fc_host_node_name(vshost) = wwn_to_u64((u8 *)&port_cfg.nwwn);
414 fc_host_port_name(vshost) = wwn_to_u64((u8 *)&port_cfg.pwwn);
415 fc_host_supported_classes(vshost) = FC_COS_CLASS3;
416
417 memset(fc_host_supported_fc4s(vshost), 0,
418 sizeof(fc_host_supported_fc4s(vshost)));
419
420 /* For FCP type 0x08 */
421 if (supported_fc4s & BFA_LPORT_ROLE_FCP_IM)
422 fc_host_supported_fc4s(vshost)[2] = 1;
423
424 /* For fibre channel services type 0x20 */
425 fc_host_supported_fc4s(vshost)[7] = 1;
426
427 fc_host_supported_speeds(vshost) =
428 bfad_im_supported_speeds(&bfad->bfa);
429 fc_host_maxframe_size(vshost) =
430 bfa_fcport_get_maxfrsize(&bfad->bfa);
431
432 fc_vport->dd_data = vport;
433 vport->drv_port.im_port->fc_vport = fc_vport;
434 } else if (rc == BFA_STATUS_INVALID_WWN)
435 return VPCERR_BAD_WWN;
436 else if (rc == BFA_STATUS_VPORT_EXISTS)
437 return VPCERR_BAD_WWN;
438 else if (rc == BFA_STATUS_VPORT_MAX)
439 return VPCERR_NO_FABRIC_SUPP;
440 else if (rc == BFA_STATUS_VPORT_WWN_BP)
441 return VPCERR_BAD_WWN;
442 else
443 return FC_VPORT_FAILED;
444
445 return status;
446 }
447
448 int
bfad_im_issue_fc_host_lip(struct Scsi_Host * shost)449 bfad_im_issue_fc_host_lip(struct Scsi_Host *shost)
450 {
451 struct bfad_im_port_s *im_port =
452 (struct bfad_im_port_s *) shost->hostdata[0];
453 struct bfad_s *bfad = im_port->bfad;
454 struct bfad_hal_comp fcomp;
455 unsigned long flags;
456 uint32_t status;
457
458 init_completion(&fcomp.comp);
459 spin_lock_irqsave(&bfad->bfad_lock, flags);
460 status = bfa_port_disable(&bfad->bfa.modules.port,
461 bfad_hcb_comp, &fcomp);
462 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
463
464 if (status != BFA_STATUS_OK)
465 return -EIO;
466
467 wait_for_completion(&fcomp.comp);
468 if (fcomp.status != BFA_STATUS_OK)
469 return -EIO;
470
471 spin_lock_irqsave(&bfad->bfad_lock, flags);
472 status = bfa_port_enable(&bfad->bfa.modules.port,
473 bfad_hcb_comp, &fcomp);
474 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
475 if (status != BFA_STATUS_OK)
476 return -EIO;
477
478 wait_for_completion(&fcomp.comp);
479 if (fcomp.status != BFA_STATUS_OK)
480 return -EIO;
481
482 return 0;
483 }
484
485 static int
bfad_im_vport_delete(struct fc_vport * fc_vport)486 bfad_im_vport_delete(struct fc_vport *fc_vport)
487 {
488 struct bfad_vport_s *vport = (struct bfad_vport_s *)fc_vport->dd_data;
489 struct bfad_im_port_s *im_port =
490 (struct bfad_im_port_s *) vport->drv_port.im_port;
491 struct bfad_s *bfad = im_port->bfad;
492 struct bfa_fcs_vport_s *fcs_vport;
493 struct Scsi_Host *vshost;
494 wwn_t pwwn;
495 int rc;
496 unsigned long flags;
497 struct completion fcomp;
498
499 if (im_port->flags & BFAD_PORT_DELETE) {
500 bfad_scsi_host_free(bfad, im_port);
501 list_del(&vport->list_entry);
502 kfree(vport);
503 return 0;
504 }
505
506 vshost = vport->drv_port.im_port->shost;
507 u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn);
508
509 spin_lock_irqsave(&bfad->bfad_lock, flags);
510 fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn);
511 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
512
513 if (fcs_vport == NULL)
514 return VPCERR_BAD_WWN;
515
516 vport->drv_port.flags |= BFAD_PORT_DELETE;
517
518 vport->comp_del = &fcomp;
519 init_completion(vport->comp_del);
520
521 spin_lock_irqsave(&bfad->bfad_lock, flags);
522 rc = bfa_fcs_vport_delete(&vport->fcs_vport);
523 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
524
525 if (rc == BFA_STATUS_PBC) {
526 vport->drv_port.flags &= ~BFAD_PORT_DELETE;
527 vport->comp_del = NULL;
528 return -1;
529 }
530
531 wait_for_completion(vport->comp_del);
532
533 bfad_scsi_host_free(bfad, im_port);
534 list_del(&vport->list_entry);
535 kfree(vport);
536
537 return 0;
538 }
539
540 static int
bfad_im_vport_disable(struct fc_vport * fc_vport,bool disable)541 bfad_im_vport_disable(struct fc_vport *fc_vport, bool disable)
542 {
543 struct bfad_vport_s *vport;
544 struct bfad_s *bfad;
545 struct bfa_fcs_vport_s *fcs_vport;
546 struct Scsi_Host *vshost;
547 wwn_t pwwn;
548 unsigned long flags;
549
550 vport = (struct bfad_vport_s *)fc_vport->dd_data;
551 bfad = vport->drv_port.bfad;
552 vshost = vport->drv_port.im_port->shost;
553 u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn);
554
555 spin_lock_irqsave(&bfad->bfad_lock, flags);
556 fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn);
557 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
558
559 if (fcs_vport == NULL)
560 return VPCERR_BAD_WWN;
561
562 if (disable) {
563 bfa_fcs_vport_stop(fcs_vport);
564 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
565 } else {
566 bfa_fcs_vport_start(fcs_vport);
567 fc_vport_set_state(fc_vport, FC_VPORT_ACTIVE);
568 }
569
570 return 0;
571 }
572
573 void
bfad_im_vport_set_symbolic_name(struct fc_vport * fc_vport)574 bfad_im_vport_set_symbolic_name(struct fc_vport *fc_vport)
575 {
576 struct bfad_vport_s *vport = (struct bfad_vport_s *)fc_vport->dd_data;
577 struct bfad_im_port_s *im_port =
578 (struct bfad_im_port_s *)vport->drv_port.im_port;
579 struct bfad_s *bfad = im_port->bfad;
580 struct Scsi_Host *vshost = vport->drv_port.im_port->shost;
581 char *sym_name = fc_vport->symbolic_name;
582 struct bfa_fcs_vport_s *fcs_vport;
583 wwn_t pwwn;
584 unsigned long flags;
585
586 u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn);
587
588 spin_lock_irqsave(&bfad->bfad_lock, flags);
589 fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn);
590 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
591
592 if (fcs_vport == NULL)
593 return;
594
595 spin_lock_irqsave(&bfad->bfad_lock, flags);
596 if (strlen(sym_name) > 0)
597 bfa_fcs_lport_set_symname(&fcs_vport->lport, sym_name);
598 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
599 }
600
601 struct fc_function_template bfad_im_fc_function_template = {
602
603 /* Target dynamic attributes */
604 .get_starget_port_id = bfad_im_get_starget_port_id,
605 .show_starget_port_id = 1,
606 .get_starget_node_name = bfad_im_get_starget_node_name,
607 .show_starget_node_name = 1,
608 .get_starget_port_name = bfad_im_get_starget_port_name,
609 .show_starget_port_name = 1,
610
611 /* Host dynamic attribute */
612 .get_host_port_id = bfad_im_get_host_port_id,
613 .show_host_port_id = 1,
614
615 /* Host fixed attributes */
616 .show_host_node_name = 1,
617 .show_host_port_name = 1,
618 .show_host_supported_classes = 1,
619 .show_host_supported_fc4s = 1,
620 .show_host_supported_speeds = 1,
621 .show_host_maxframe_size = 1,
622
623 /* More host dynamic attributes */
624 .show_host_port_type = 1,
625 .get_host_port_type = bfad_im_get_host_port_type,
626 .show_host_port_state = 1,
627 .get_host_port_state = bfad_im_get_host_port_state,
628 .show_host_active_fc4s = 1,
629 .get_host_active_fc4s = bfad_im_get_host_active_fc4s,
630 .show_host_speed = 1,
631 .get_host_speed = bfad_im_get_host_speed,
632 .show_host_fabric_name = 1,
633 .get_host_fabric_name = bfad_im_get_host_fabric_name,
634
635 .show_host_symbolic_name = 1,
636
637 /* Statistics */
638 .get_fc_host_stats = bfad_im_get_stats,
639 .reset_fc_host_stats = bfad_im_reset_stats,
640
641 /* Allocation length for host specific data */
642 .dd_fcrport_size = sizeof(struct bfad_itnim_data_s *),
643
644 /* Remote port fixed attributes */
645 .show_rport_maxframe_size = 1,
646 .show_rport_supported_classes = 1,
647 .show_rport_dev_loss_tmo = 1,
648 .set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo,
649 .issue_fc_host_lip = bfad_im_issue_fc_host_lip,
650 .vport_create = bfad_im_vport_create,
651 .vport_delete = bfad_im_vport_delete,
652 .vport_disable = bfad_im_vport_disable,
653 .set_vport_symbolic_name = bfad_im_vport_set_symbolic_name,
654 .bsg_request = bfad_im_bsg_request,
655 .bsg_timeout = bfad_im_bsg_timeout,
656 };
657
658 struct fc_function_template bfad_im_vport_fc_function_template = {
659
660 /* Target dynamic attributes */
661 .get_starget_port_id = bfad_im_get_starget_port_id,
662 .show_starget_port_id = 1,
663 .get_starget_node_name = bfad_im_get_starget_node_name,
664 .show_starget_node_name = 1,
665 .get_starget_port_name = bfad_im_get_starget_port_name,
666 .show_starget_port_name = 1,
667
668 /* Host dynamic attribute */
669 .get_host_port_id = bfad_im_get_host_port_id,
670 .show_host_port_id = 1,
671
672 /* Host fixed attributes */
673 .show_host_node_name = 1,
674 .show_host_port_name = 1,
675 .show_host_supported_classes = 1,
676 .show_host_supported_fc4s = 1,
677 .show_host_supported_speeds = 1,
678 .show_host_maxframe_size = 1,
679
680 /* More host dynamic attributes */
681 .show_host_port_type = 1,
682 .get_host_port_type = bfad_im_get_host_port_type,
683 .show_host_port_state = 1,
684 .get_host_port_state = bfad_im_get_host_port_state,
685 .show_host_active_fc4s = 1,
686 .get_host_active_fc4s = bfad_im_get_host_active_fc4s,
687 .show_host_speed = 1,
688 .get_host_speed = bfad_im_get_host_speed,
689 .show_host_fabric_name = 1,
690 .get_host_fabric_name = bfad_im_get_host_fabric_name,
691
692 .show_host_symbolic_name = 1,
693
694 /* Statistics */
695 .get_fc_host_stats = bfad_im_get_stats,
696 .reset_fc_host_stats = bfad_im_reset_stats,
697
698 /* Allocation length for host specific data */
699 .dd_fcrport_size = sizeof(struct bfad_itnim_data_s *),
700
701 /* Remote port fixed attributes */
702 .show_rport_maxframe_size = 1,
703 .show_rport_supported_classes = 1,
704 .show_rport_dev_loss_tmo = 1,
705 .set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo,
706 };
707
708 /*
709 * Scsi_Host_attrs SCSI host attributes
710 */
711 static ssize_t
bfad_im_serial_num_show(struct device * dev,struct device_attribute * attr,char * buf)712 bfad_im_serial_num_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 serial_num[BFA_ADAPTER_SERIAL_NUM_LEN];
720
721 bfa_get_adapter_serial_num(&bfad->bfa, serial_num);
722 return snprintf(buf, PAGE_SIZE, "%s\n", serial_num);
723 }
724
725 static ssize_t
bfad_im_model_show(struct device * dev,struct device_attribute * attr,char * buf)726 bfad_im_model_show(struct device *dev, struct device_attribute *attr,
727 char *buf)
728 {
729 struct Scsi_Host *shost = class_to_shost(dev);
730 struct bfad_im_port_s *im_port =
731 (struct bfad_im_port_s *) shost->hostdata[0];
732 struct bfad_s *bfad = im_port->bfad;
733 char model[BFA_ADAPTER_MODEL_NAME_LEN];
734
735 bfa_get_adapter_model(&bfad->bfa, model);
736 return snprintf(buf, PAGE_SIZE, "%s\n", model);
737 }
738
739 static ssize_t
bfad_im_model_desc_show(struct device * dev,struct device_attribute * attr,char * buf)740 bfad_im_model_desc_show(struct device *dev, struct device_attribute *attr,
741 char *buf)
742 {
743 struct Scsi_Host *shost = class_to_shost(dev);
744 struct bfad_im_port_s *im_port =
745 (struct bfad_im_port_s *) shost->hostdata[0];
746 struct bfad_s *bfad = im_port->bfad;
747 char model[BFA_ADAPTER_MODEL_NAME_LEN];
748 char model_descr[BFA_ADAPTER_MODEL_DESCR_LEN];
749 int nports = 0;
750
751 bfa_get_adapter_model(&bfad->bfa, model);
752 nports = bfa_get_nports(&bfad->bfa);
753 if (!strcmp(model, "QLogic-425"))
754 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
755 "QLogic BR-series 4Gbps PCIe dual port FC HBA");
756 else if (!strcmp(model, "QLogic-825"))
757 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
758 "QLogic BR-series 8Gbps PCIe dual port FC HBA");
759 else if (!strcmp(model, "QLogic-42B"))
760 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
761 "QLogic BR-series 4Gbps PCIe dual port FC HBA for HP");
762 else if (!strcmp(model, "QLogic-82B"))
763 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
764 "QLogic BR-series 8Gbps PCIe dual port FC HBA for HP");
765 else if (!strcmp(model, "QLogic-1010"))
766 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
767 "QLogic BR-series 10Gbps single port CNA");
768 else if (!strcmp(model, "QLogic-1020"))
769 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
770 "QLogic BR-series 10Gbps dual port CNA");
771 else if (!strcmp(model, "QLogic-1007"))
772 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
773 "QLogic BR-series 10Gbps CNA for IBM Blade Center");
774 else if (!strcmp(model, "QLogic-415"))
775 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
776 "QLogic BR-series 4Gbps PCIe single port FC HBA");
777 else if (!strcmp(model, "QLogic-815"))
778 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
779 "QLogic BR-series 8Gbps PCIe single port FC HBA");
780 else if (!strcmp(model, "QLogic-41B"))
781 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
782 "QLogic BR-series 4Gbps PCIe single port FC HBA for HP");
783 else if (!strcmp(model, "QLogic-81B"))
784 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
785 "QLogic BR-series 8Gbps PCIe single port FC HBA for HP");
786 else if (!strcmp(model, "QLogic-804"))
787 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
788 "QLogic BR-series 8Gbps FC HBA for HP Bladesystem C-class");
789 else if (!strcmp(model, "QLogic-1741"))
790 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
791 "QLogic BR-series 10Gbps CNA for Dell M-Series Blade Servers");
792 else if (strstr(model, "QLogic-1860")) {
793 if (nports == 1 && bfa_ioc_is_cna(&bfad->bfa.ioc))
794 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
795 "QLogic BR-series 10Gbps single port CNA");
796 else if (nports == 1 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
797 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
798 "QLogic BR-series 16Gbps PCIe single port FC HBA");
799 else if (nports == 2 && bfa_ioc_is_cna(&bfad->bfa.ioc))
800 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
801 "QLogic BR-series 10Gbps dual port CNA");
802 else if (nports == 2 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
803 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
804 "QLogic BR-series 16Gbps PCIe dual port FC HBA");
805 } else if (!strcmp(model, "QLogic-1867")) {
806 if (nports == 1 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
807 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
808 "QLogic BR-series 16Gbps PCIe single port FC HBA for IBM");
809 else if (nports == 2 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
810 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
811 "QLogic BR-series 16Gbps PCIe dual port FC HBA for IBM");
812 } else
813 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
814 "Invalid Model");
815
816 return snprintf(buf, PAGE_SIZE, "%s\n", model_descr);
817 }
818
819 static ssize_t
bfad_im_node_name_show(struct device * dev,struct device_attribute * attr,char * buf)820 bfad_im_node_name_show(struct device *dev, struct device_attribute *attr,
821 char *buf)
822 {
823 struct Scsi_Host *shost = class_to_shost(dev);
824 struct bfad_im_port_s *im_port =
825 (struct bfad_im_port_s *) shost->hostdata[0];
826 struct bfad_port_s *port = im_port->port;
827 u64 nwwn;
828
829 nwwn = bfa_fcs_lport_get_nwwn(port->fcs_port);
830 return snprintf(buf, PAGE_SIZE, "0x%llx\n", cpu_to_be64(nwwn));
831 }
832
833 static ssize_t
bfad_im_symbolic_name_show(struct device * dev,struct device_attribute * attr,char * buf)834 bfad_im_symbolic_name_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 struct bfa_lport_attr_s port_attr;
842 char symname[BFA_SYMNAME_MAXLEN];
843
844 bfa_fcs_lport_get_attr(&bfad->bfa_fcs.fabric.bport, &port_attr);
845 strlcpy(symname, port_attr.port_cfg.sym_name.symname,
846 BFA_SYMNAME_MAXLEN);
847 return snprintf(buf, PAGE_SIZE, "%s\n", symname);
848 }
849
850 static ssize_t
bfad_im_hw_version_show(struct device * dev,struct device_attribute * attr,char * buf)851 bfad_im_hw_version_show(struct device *dev, struct device_attribute *attr,
852 char *buf)
853 {
854 struct Scsi_Host *shost = class_to_shost(dev);
855 struct bfad_im_port_s *im_port =
856 (struct bfad_im_port_s *) shost->hostdata[0];
857 struct bfad_s *bfad = im_port->bfad;
858 char hw_ver[BFA_VERSION_LEN];
859
860 bfa_get_pci_chip_rev(&bfad->bfa, hw_ver);
861 return snprintf(buf, PAGE_SIZE, "%s\n", hw_ver);
862 }
863
864 static ssize_t
bfad_im_drv_version_show(struct device * dev,struct device_attribute * attr,char * buf)865 bfad_im_drv_version_show(struct device *dev, struct device_attribute *attr,
866 char *buf)
867 {
868 return snprintf(buf, PAGE_SIZE, "%s\n", BFAD_DRIVER_VERSION);
869 }
870
871 static ssize_t
bfad_im_optionrom_version_show(struct device * dev,struct device_attribute * attr,char * buf)872 bfad_im_optionrom_version_show(struct device *dev,
873 struct device_attribute *attr, char *buf)
874 {
875 struct Scsi_Host *shost = class_to_shost(dev);
876 struct bfad_im_port_s *im_port =
877 (struct bfad_im_port_s *) shost->hostdata[0];
878 struct bfad_s *bfad = im_port->bfad;
879 char optrom_ver[BFA_VERSION_LEN];
880
881 bfa_get_adapter_optrom_ver(&bfad->bfa, optrom_ver);
882 return snprintf(buf, PAGE_SIZE, "%s\n", optrom_ver);
883 }
884
885 static ssize_t
bfad_im_fw_version_show(struct device * dev,struct device_attribute * attr,char * buf)886 bfad_im_fw_version_show(struct device *dev, struct device_attribute *attr,
887 char *buf)
888 {
889 struct Scsi_Host *shost = class_to_shost(dev);
890 struct bfad_im_port_s *im_port =
891 (struct bfad_im_port_s *) shost->hostdata[0];
892 struct bfad_s *bfad = im_port->bfad;
893 char fw_ver[BFA_VERSION_LEN];
894
895 bfa_get_adapter_fw_ver(&bfad->bfa, fw_ver);
896 return snprintf(buf, PAGE_SIZE, "%s\n", fw_ver);
897 }
898
899 static ssize_t
bfad_im_num_of_ports_show(struct device * dev,struct device_attribute * attr,char * buf)900 bfad_im_num_of_ports_show(struct device *dev, struct device_attribute *attr,
901 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_s *bfad = im_port->bfad;
907
908 return snprintf(buf, PAGE_SIZE, "%d\n",
909 bfa_get_nports(&bfad->bfa));
910 }
911
912 static ssize_t
bfad_im_drv_name_show(struct device * dev,struct device_attribute * attr,char * buf)913 bfad_im_drv_name_show(struct device *dev, struct device_attribute *attr,
914 char *buf)
915 {
916 return snprintf(buf, PAGE_SIZE, "%s\n", BFAD_DRIVER_NAME);
917 }
918
919 static ssize_t
bfad_im_num_of_discovered_ports_show(struct device * dev,struct device_attribute * attr,char * buf)920 bfad_im_num_of_discovered_ports_show(struct device *dev,
921 struct device_attribute *attr, char *buf)
922 {
923 struct Scsi_Host *shost = class_to_shost(dev);
924 struct bfad_im_port_s *im_port =
925 (struct bfad_im_port_s *) shost->hostdata[0];
926 struct bfad_port_s *port = im_port->port;
927 struct bfad_s *bfad = im_port->bfad;
928 int nrports = 2048;
929 struct bfa_rport_qualifier_s *rports = NULL;
930 unsigned long flags;
931
932 rports = kcalloc(nrports, sizeof(struct bfa_rport_qualifier_s),
933 GFP_ATOMIC);
934 if (rports == NULL)
935 return snprintf(buf, PAGE_SIZE, "Failed\n");
936
937 spin_lock_irqsave(&bfad->bfad_lock, flags);
938 bfa_fcs_lport_get_rport_quals(port->fcs_port, rports, &nrports);
939 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
940 kfree(rports);
941
942 return snprintf(buf, PAGE_SIZE, "%d\n", nrports);
943 }
944
945 static DEVICE_ATTR(serial_number, S_IRUGO,
946 bfad_im_serial_num_show, NULL);
947 static DEVICE_ATTR(model, S_IRUGO, bfad_im_model_show, NULL);
948 static DEVICE_ATTR(model_description, S_IRUGO,
949 bfad_im_model_desc_show, NULL);
950 static DEVICE_ATTR(node_name, S_IRUGO, bfad_im_node_name_show, NULL);
951 static DEVICE_ATTR(symbolic_name, S_IRUGO,
952 bfad_im_symbolic_name_show, NULL);
953 static DEVICE_ATTR(hardware_version, S_IRUGO,
954 bfad_im_hw_version_show, NULL);
955 static DEVICE_ATTR(driver_version, S_IRUGO,
956 bfad_im_drv_version_show, NULL);
957 static DEVICE_ATTR(option_rom_version, S_IRUGO,
958 bfad_im_optionrom_version_show, NULL);
959 static DEVICE_ATTR(firmware_version, S_IRUGO,
960 bfad_im_fw_version_show, NULL);
961 static DEVICE_ATTR(number_of_ports, S_IRUGO,
962 bfad_im_num_of_ports_show, NULL);
963 static DEVICE_ATTR(driver_name, S_IRUGO, bfad_im_drv_name_show, NULL);
964 static DEVICE_ATTR(number_of_discovered_ports, S_IRUGO,
965 bfad_im_num_of_discovered_ports_show, NULL);
966
967 struct device_attribute *bfad_im_host_attrs[] = {
968 &dev_attr_serial_number,
969 &dev_attr_model,
970 &dev_attr_model_description,
971 &dev_attr_node_name,
972 &dev_attr_symbolic_name,
973 &dev_attr_hardware_version,
974 &dev_attr_driver_version,
975 &dev_attr_option_rom_version,
976 &dev_attr_firmware_version,
977 &dev_attr_number_of_ports,
978 &dev_attr_driver_name,
979 &dev_attr_number_of_discovered_ports,
980 NULL,
981 };
982
983 struct device_attribute *bfad_im_vport_attrs[] = {
984 &dev_attr_serial_number,
985 &dev_attr_model,
986 &dev_attr_model_description,
987 &dev_attr_node_name,
988 &dev_attr_symbolic_name,
989 &dev_attr_hardware_version,
990 &dev_attr_driver_version,
991 &dev_attr_option_rom_version,
992 &dev_attr_firmware_version,
993 &dev_attr_number_of_ports,
994 &dev_attr_driver_name,
995 &dev_attr_number_of_discovered_ports,
996 NULL,
997 };
998
999
1000