1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
4 * Copyright (c) 2014- QLogic Corporation.
5 * All rights reserved
6 * www.qlogic.com
7 *
8 * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter.
9 */
10
11 /*
12 * bfa_attr.c Linux driver configuration interface module.
13 */
14
15 #include "bfad_drv.h"
16 #include "bfad_im.h"
17
18 /*
19 * FC transport template entry, get SCSI target port ID.
20 */
21 static void
bfad_im_get_starget_port_id(struct scsi_target * starget)22 bfad_im_get_starget_port_id(struct scsi_target *starget)
23 {
24 struct Scsi_Host *shost;
25 struct bfad_im_port_s *im_port;
26 struct bfad_s *bfad;
27 struct bfad_itnim_s *itnim = NULL;
28 u32 fc_id = -1;
29 unsigned long flags;
30
31 shost = dev_to_shost(starget->dev.parent);
32 im_port = (struct bfad_im_port_s *) shost->hostdata[0];
33 bfad = im_port->bfad;
34 spin_lock_irqsave(&bfad->bfad_lock, flags);
35
36 itnim = bfad_get_itnim(im_port, starget->id);
37 if (itnim)
38 fc_id = bfa_fcs_itnim_get_fcid(&itnim->fcs_itnim);
39
40 fc_starget_port_id(starget) = fc_id;
41 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
42 }
43
44 /*
45 * FC transport template entry, get SCSI target nwwn.
46 */
47 static void
bfad_im_get_starget_node_name(struct scsi_target * starget)48 bfad_im_get_starget_node_name(struct scsi_target *starget)
49 {
50 struct Scsi_Host *shost;
51 struct bfad_im_port_s *im_port;
52 struct bfad_s *bfad;
53 struct bfad_itnim_s *itnim = NULL;
54 u64 node_name = 0;
55 unsigned long flags;
56
57 shost = dev_to_shost(starget->dev.parent);
58 im_port = (struct bfad_im_port_s *) shost->hostdata[0];
59 bfad = im_port->bfad;
60 spin_lock_irqsave(&bfad->bfad_lock, flags);
61
62 itnim = bfad_get_itnim(im_port, starget->id);
63 if (itnim)
64 node_name = bfa_fcs_itnim_get_nwwn(&itnim->fcs_itnim);
65
66 fc_starget_node_name(starget) = cpu_to_be64(node_name);
67 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
68 }
69
70 /*
71 * FC transport template entry, get SCSI target pwwn.
72 */
73 static void
bfad_im_get_starget_port_name(struct scsi_target * starget)74 bfad_im_get_starget_port_name(struct scsi_target *starget)
75 {
76 struct Scsi_Host *shost;
77 struct bfad_im_port_s *im_port;
78 struct bfad_s *bfad;
79 struct bfad_itnim_s *itnim = NULL;
80 u64 port_name = 0;
81 unsigned long flags;
82
83 shost = dev_to_shost(starget->dev.parent);
84 im_port = (struct bfad_im_port_s *) shost->hostdata[0];
85 bfad = im_port->bfad;
86 spin_lock_irqsave(&bfad->bfad_lock, flags);
87
88 itnim = bfad_get_itnim(im_port, starget->id);
89 if (itnim)
90 port_name = bfa_fcs_itnim_get_pwwn(&itnim->fcs_itnim);
91
92 fc_starget_port_name(starget) = cpu_to_be64(port_name);
93 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
94 }
95
96 /*
97 * FC transport template entry, get SCSI host port ID.
98 */
99 static void
bfad_im_get_host_port_id(struct Scsi_Host * shost)100 bfad_im_get_host_port_id(struct Scsi_Host *shost)
101 {
102 struct bfad_im_port_s *im_port =
103 (struct bfad_im_port_s *) shost->hostdata[0];
104 struct bfad_port_s *port = im_port->port;
105
106 fc_host_port_id(shost) =
107 bfa_hton3b(bfa_fcs_lport_get_fcid(port->fcs_port));
108 }
109
110 /*
111 * FC transport template entry, get SCSI host port type.
112 */
113 static void
bfad_im_get_host_port_type(struct Scsi_Host * shost)114 bfad_im_get_host_port_type(struct Scsi_Host *shost)
115 {
116 struct bfad_im_port_s *im_port =
117 (struct bfad_im_port_s *) shost->hostdata[0];
118 struct bfad_s *bfad = im_port->bfad;
119 struct bfa_lport_attr_s port_attr;
120
121 bfa_fcs_lport_get_attr(&bfad->bfa_fcs.fabric.bport, &port_attr);
122
123 switch (port_attr.port_type) {
124 case BFA_PORT_TYPE_NPORT:
125 fc_host_port_type(shost) = FC_PORTTYPE_NPORT;
126 break;
127 case BFA_PORT_TYPE_NLPORT:
128 fc_host_port_type(shost) = FC_PORTTYPE_NLPORT;
129 break;
130 case BFA_PORT_TYPE_P2P:
131 fc_host_port_type(shost) = FC_PORTTYPE_PTP;
132 break;
133 case BFA_PORT_TYPE_LPORT:
134 fc_host_port_type(shost) = FC_PORTTYPE_LPORT;
135 break;
136 default:
137 fc_host_port_type(shost) = FC_PORTTYPE_UNKNOWN;
138 break;
139 }
140 }
141
142 /*
143 * FC transport template entry, get SCSI host port state.
144 */
145 static void
bfad_im_get_host_port_state(struct Scsi_Host * shost)146 bfad_im_get_host_port_state(struct Scsi_Host *shost)
147 {
148 struct bfad_im_port_s *im_port =
149 (struct bfad_im_port_s *) shost->hostdata[0];
150 struct bfad_s *bfad = im_port->bfad;
151 struct bfa_port_attr_s attr;
152
153 bfa_fcport_get_attr(&bfad->bfa, &attr);
154
155 switch (attr.port_state) {
156 case BFA_PORT_ST_LINKDOWN:
157 fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
158 break;
159 case BFA_PORT_ST_LINKUP:
160 fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
161 break;
162 case BFA_PORT_ST_DISABLED:
163 case BFA_PORT_ST_STOPPED:
164 case BFA_PORT_ST_IOCDOWN:
165 case BFA_PORT_ST_IOCDIS:
166 fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE;
167 break;
168 case BFA_PORT_ST_UNINIT:
169 case BFA_PORT_ST_ENABLING_QWAIT:
170 case BFA_PORT_ST_ENABLING:
171 case BFA_PORT_ST_DISABLING_QWAIT:
172 case BFA_PORT_ST_DISABLING:
173 default:
174 fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
175 break;
176 }
177 }
178
179 /*
180 * FC transport template entry, get SCSI host active fc4s.
181 */
182 static void
bfad_im_get_host_active_fc4s(struct Scsi_Host * shost)183 bfad_im_get_host_active_fc4s(struct Scsi_Host *shost)
184 {
185 struct bfad_im_port_s *im_port =
186 (struct bfad_im_port_s *) shost->hostdata[0];
187 struct bfad_port_s *port = im_port->port;
188
189 memset(fc_host_active_fc4s(shost), 0,
190 sizeof(fc_host_active_fc4s(shost)));
191
192 if (port->supported_fc4s & BFA_LPORT_ROLE_FCP_IM)
193 fc_host_active_fc4s(shost)[2] = 1;
194
195 fc_host_active_fc4s(shost)[7] = 1;
196 }
197
198 /*
199 * FC transport template entry, get SCSI host link speed.
200 */
201 static void
bfad_im_get_host_speed(struct Scsi_Host * shost)202 bfad_im_get_host_speed(struct Scsi_Host *shost)
203 {
204 struct bfad_im_port_s *im_port =
205 (struct bfad_im_port_s *) shost->hostdata[0];
206 struct bfad_s *bfad = im_port->bfad;
207 struct bfa_port_attr_s attr;
208
209 bfa_fcport_get_attr(&bfad->bfa, &attr);
210 switch (attr.speed) {
211 case BFA_PORT_SPEED_10GBPS:
212 fc_host_speed(shost) = FC_PORTSPEED_10GBIT;
213 break;
214 case BFA_PORT_SPEED_16GBPS:
215 fc_host_speed(shost) = FC_PORTSPEED_16GBIT;
216 break;
217 case BFA_PORT_SPEED_8GBPS:
218 fc_host_speed(shost) = FC_PORTSPEED_8GBIT;
219 break;
220 case BFA_PORT_SPEED_4GBPS:
221 fc_host_speed(shost) = FC_PORTSPEED_4GBIT;
222 break;
223 case BFA_PORT_SPEED_2GBPS:
224 fc_host_speed(shost) = FC_PORTSPEED_2GBIT;
225 break;
226 case BFA_PORT_SPEED_1GBPS:
227 fc_host_speed(shost) = FC_PORTSPEED_1GBIT;
228 break;
229 default:
230 fc_host_speed(shost) = FC_PORTSPEED_UNKNOWN;
231 break;
232 }
233 }
234
235 /*
236 * FC transport template entry, get SCSI host port type.
237 */
238 static void
bfad_im_get_host_fabric_name(struct Scsi_Host * shost)239 bfad_im_get_host_fabric_name(struct Scsi_Host *shost)
240 {
241 struct bfad_im_port_s *im_port =
242 (struct bfad_im_port_s *) shost->hostdata[0];
243 struct bfad_port_s *port = im_port->port;
244 wwn_t fabric_nwwn = 0;
245
246 fabric_nwwn = bfa_fcs_lport_get_fabric_name(port->fcs_port);
247
248 fc_host_fabric_name(shost) = cpu_to_be64(fabric_nwwn);
249
250 }
251
252 /*
253 * FC transport template entry, get BFAD statistics.
254 */
255 static struct fc_host_statistics *
bfad_im_get_stats(struct Scsi_Host * shost)256 bfad_im_get_stats(struct Scsi_Host *shost)
257 {
258 struct bfad_im_port_s *im_port =
259 (struct bfad_im_port_s *) shost->hostdata[0];
260 struct bfad_s *bfad = im_port->bfad;
261 struct bfad_hal_comp fcomp;
262 union bfa_port_stats_u *fcstats;
263 struct fc_host_statistics *hstats;
264 bfa_status_t rc;
265 unsigned long flags;
266
267 fcstats = kzalloc(sizeof(union bfa_port_stats_u), GFP_KERNEL);
268 if (fcstats == NULL)
269 return NULL;
270
271 hstats = &bfad->link_stats;
272 init_completion(&fcomp.comp);
273 spin_lock_irqsave(&bfad->bfad_lock, flags);
274 memset(hstats, 0, sizeof(struct fc_host_statistics));
275 rc = bfa_port_get_stats(BFA_FCPORT(&bfad->bfa),
276 fcstats, bfad_hcb_comp, &fcomp);
277 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
278 if (rc != BFA_STATUS_OK) {
279 kfree(fcstats);
280 return NULL;
281 }
282
283 wait_for_completion(&fcomp.comp);
284
285 /* Fill the fc_host_statistics structure */
286 hstats->seconds_since_last_reset = fcstats->fc.secs_reset;
287 hstats->tx_frames = fcstats->fc.tx_frames;
288 hstats->tx_words = fcstats->fc.tx_words;
289 hstats->rx_frames = fcstats->fc.rx_frames;
290 hstats->rx_words = fcstats->fc.rx_words;
291 hstats->lip_count = fcstats->fc.lip_count;
292 hstats->nos_count = fcstats->fc.nos_count;
293 hstats->error_frames = fcstats->fc.error_frames;
294 hstats->dumped_frames = fcstats->fc.dropped_frames;
295 hstats->link_failure_count = fcstats->fc.link_failures;
296 hstats->loss_of_sync_count = fcstats->fc.loss_of_syncs;
297 hstats->loss_of_signal_count = fcstats->fc.loss_of_signals;
298 hstats->prim_seq_protocol_err_count = fcstats->fc.primseq_errs;
299 hstats->invalid_crc_count = fcstats->fc.invalid_crcs;
300
301 kfree(fcstats);
302 return hstats;
303 }
304
305 /*
306 * FC transport template entry, reset BFAD statistics.
307 */
308 static void
bfad_im_reset_stats(struct Scsi_Host * shost)309 bfad_im_reset_stats(struct Scsi_Host *shost)
310 {
311 struct bfad_im_port_s *im_port =
312 (struct bfad_im_port_s *) shost->hostdata[0];
313 struct bfad_s *bfad = im_port->bfad;
314 struct bfad_hal_comp fcomp;
315 unsigned long flags;
316 bfa_status_t rc;
317
318 init_completion(&fcomp.comp);
319 spin_lock_irqsave(&bfad->bfad_lock, flags);
320 rc = bfa_port_clear_stats(BFA_FCPORT(&bfad->bfa), bfad_hcb_comp,
321 &fcomp);
322 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
323
324 if (rc != BFA_STATUS_OK)
325 return;
326
327 wait_for_completion(&fcomp.comp);
328
329 return;
330 }
331
332 /*
333 * FC transport template entry, set rport loss timeout.
334 * Update dev_loss_tmo based on the value pushed down by the stack
335 * In case it is lesser than path_tov of driver, set it to path_tov + 1
336 * to ensure that the driver times out before the application
337 */
338 static void
bfad_im_set_rport_loss_tmo(struct fc_rport * rport,u32 timeout)339 bfad_im_set_rport_loss_tmo(struct fc_rport *rport, u32 timeout)
340 {
341 struct bfad_itnim_data_s *itnim_data = rport->dd_data;
342 struct bfad_itnim_s *itnim = itnim_data->itnim;
343 struct bfad_s *bfad = itnim->im->bfad;
344 uint16_t path_tov = bfa_fcpim_path_tov_get(&bfad->bfa);
345
346 rport->dev_loss_tmo = timeout;
347 if (timeout < path_tov)
348 rport->dev_loss_tmo = path_tov + 1;
349 }
350
351 static int
bfad_im_vport_create(struct fc_vport * fc_vport,bool disable)352 bfad_im_vport_create(struct fc_vport *fc_vport, bool disable)
353 {
354 char *vname = fc_vport->symbolic_name;
355 struct Scsi_Host *shost = fc_vport->shost;
356 struct bfad_im_port_s *im_port =
357 (struct bfad_im_port_s *) shost->hostdata[0];
358 struct bfad_s *bfad = im_port->bfad;
359 struct bfa_lport_cfg_s port_cfg;
360 struct bfad_vport_s *vp;
361 int status = 0, rc;
362 unsigned long flags;
363
364 memset(&port_cfg, 0, sizeof(port_cfg));
365 u64_to_wwn(fc_vport->node_name, (u8 *)&port_cfg.nwwn);
366 u64_to_wwn(fc_vport->port_name, (u8 *)&port_cfg.pwwn);
367 if (strlen(vname) > 0)
368 strcpy((char *)&port_cfg.sym_name, vname);
369 port_cfg.roles = BFA_LPORT_ROLE_FCP_IM;
370
371 spin_lock_irqsave(&bfad->bfad_lock, flags);
372 list_for_each_entry(vp, &bfad->pbc_vport_list, list_entry) {
373 if (port_cfg.pwwn ==
374 vp->fcs_vport.lport.port_cfg.pwwn) {
375 port_cfg.preboot_vp =
376 vp->fcs_vport.lport.port_cfg.preboot_vp;
377 break;
378 }
379 }
380 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
381
382 rc = bfad_vport_create(bfad, 0, &port_cfg, &fc_vport->dev);
383 if (rc == BFA_STATUS_OK) {
384 struct bfad_vport_s *vport;
385 struct bfa_fcs_vport_s *fcs_vport;
386 struct Scsi_Host *vshost;
387
388 spin_lock_irqsave(&bfad->bfad_lock, flags);
389 fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0,
390 port_cfg.pwwn);
391 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
392 if (fcs_vport == NULL)
393 return VPCERR_BAD_WWN;
394
395 fc_vport_set_state(fc_vport, FC_VPORT_ACTIVE);
396 if (disable) {
397 spin_lock_irqsave(&bfad->bfad_lock, flags);
398 bfa_fcs_vport_stop(fcs_vport);
399 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
400 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
401 }
402
403 vport = fcs_vport->vport_drv;
404 vshost = vport->drv_port.im_port->shost;
405 fc_host_node_name(vshost) = wwn_to_u64((u8 *)&port_cfg.nwwn);
406 fc_host_port_name(vshost) = wwn_to_u64((u8 *)&port_cfg.pwwn);
407 fc_host_supported_classes(vshost) = FC_COS_CLASS3;
408
409 memset(fc_host_supported_fc4s(vshost), 0,
410 sizeof(fc_host_supported_fc4s(vshost)));
411
412 /* For FCP type 0x08 */
413 if (supported_fc4s & BFA_LPORT_ROLE_FCP_IM)
414 fc_host_supported_fc4s(vshost)[2] = 1;
415
416 /* For fibre channel services type 0x20 */
417 fc_host_supported_fc4s(vshost)[7] = 1;
418
419 fc_host_supported_speeds(vshost) =
420 bfad_im_supported_speeds(&bfad->bfa);
421 fc_host_maxframe_size(vshost) =
422 bfa_fcport_get_maxfrsize(&bfad->bfa);
423
424 fc_vport->dd_data = vport;
425 vport->drv_port.im_port->fc_vport = fc_vport;
426 } else if (rc == BFA_STATUS_INVALID_WWN)
427 return VPCERR_BAD_WWN;
428 else if (rc == BFA_STATUS_VPORT_EXISTS)
429 return VPCERR_BAD_WWN;
430 else if (rc == BFA_STATUS_VPORT_MAX)
431 return VPCERR_NO_FABRIC_SUPP;
432 else if (rc == BFA_STATUS_VPORT_WWN_BP)
433 return VPCERR_BAD_WWN;
434 else
435 return FC_VPORT_FAILED;
436
437 return status;
438 }
439
440 static int
bfad_im_issue_fc_host_lip(struct Scsi_Host * shost)441 bfad_im_issue_fc_host_lip(struct Scsi_Host *shost)
442 {
443 struct bfad_im_port_s *im_port =
444 (struct bfad_im_port_s *) shost->hostdata[0];
445 struct bfad_s *bfad = im_port->bfad;
446 struct bfad_hal_comp fcomp;
447 unsigned long flags;
448 uint32_t status;
449
450 init_completion(&fcomp.comp);
451 spin_lock_irqsave(&bfad->bfad_lock, flags);
452 status = bfa_port_disable(&bfad->bfa.modules.port,
453 bfad_hcb_comp, &fcomp);
454 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
455
456 if (status != BFA_STATUS_OK)
457 return -EIO;
458
459 wait_for_completion(&fcomp.comp);
460 if (fcomp.status != BFA_STATUS_OK)
461 return -EIO;
462
463 spin_lock_irqsave(&bfad->bfad_lock, flags);
464 status = bfa_port_enable(&bfad->bfa.modules.port,
465 bfad_hcb_comp, &fcomp);
466 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
467 if (status != BFA_STATUS_OK)
468 return -EIO;
469
470 wait_for_completion(&fcomp.comp);
471 if (fcomp.status != BFA_STATUS_OK)
472 return -EIO;
473
474 return 0;
475 }
476
477 static int
bfad_im_vport_delete(struct fc_vport * fc_vport)478 bfad_im_vport_delete(struct fc_vport *fc_vport)
479 {
480 struct bfad_vport_s *vport = (struct bfad_vport_s *)fc_vport->dd_data;
481 struct bfad_im_port_s *im_port =
482 (struct bfad_im_port_s *) vport->drv_port.im_port;
483 struct bfad_s *bfad = im_port->bfad;
484 struct bfa_fcs_vport_s *fcs_vport;
485 struct Scsi_Host *vshost;
486 wwn_t pwwn;
487 int rc;
488 unsigned long flags;
489 struct completion fcomp;
490
491 if (im_port->flags & BFAD_PORT_DELETE) {
492 bfad_scsi_host_free(bfad, im_port);
493 list_del(&vport->list_entry);
494 kfree(vport);
495 return 0;
496 }
497
498 vshost = vport->drv_port.im_port->shost;
499 u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn);
500
501 spin_lock_irqsave(&bfad->bfad_lock, flags);
502 fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn);
503 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
504
505 if (fcs_vport == NULL)
506 return VPCERR_BAD_WWN;
507
508 vport->drv_port.flags |= BFAD_PORT_DELETE;
509
510 vport->comp_del = &fcomp;
511 init_completion(vport->comp_del);
512
513 spin_lock_irqsave(&bfad->bfad_lock, flags);
514 rc = bfa_fcs_vport_delete(&vport->fcs_vport);
515 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
516
517 if (rc == BFA_STATUS_PBC) {
518 vport->drv_port.flags &= ~BFAD_PORT_DELETE;
519 vport->comp_del = NULL;
520 return -1;
521 }
522
523 wait_for_completion(vport->comp_del);
524
525 bfad_scsi_host_free(bfad, im_port);
526 list_del(&vport->list_entry);
527 kfree(vport);
528
529 return 0;
530 }
531
532 static int
bfad_im_vport_disable(struct fc_vport * fc_vport,bool disable)533 bfad_im_vport_disable(struct fc_vport *fc_vport, bool disable)
534 {
535 struct bfad_vport_s *vport;
536 struct bfad_s *bfad;
537 struct bfa_fcs_vport_s *fcs_vport;
538 struct Scsi_Host *vshost;
539 wwn_t pwwn;
540 unsigned long flags;
541
542 vport = (struct bfad_vport_s *)fc_vport->dd_data;
543 bfad = vport->drv_port.bfad;
544 vshost = vport->drv_port.im_port->shost;
545 u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn);
546
547 spin_lock_irqsave(&bfad->bfad_lock, flags);
548 fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn);
549 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
550
551 if (fcs_vport == NULL)
552 return VPCERR_BAD_WWN;
553
554 if (disable) {
555 bfa_fcs_vport_stop(fcs_vport);
556 fc_vport_set_state(fc_vport, FC_VPORT_DISABLED);
557 } else {
558 bfa_fcs_vport_start(fcs_vport);
559 fc_vport_set_state(fc_vport, FC_VPORT_ACTIVE);
560 }
561
562 return 0;
563 }
564
565 static void
bfad_im_vport_set_symbolic_name(struct fc_vport * fc_vport)566 bfad_im_vport_set_symbolic_name(struct fc_vport *fc_vport)
567 {
568 struct bfad_vport_s *vport = (struct bfad_vport_s *)fc_vport->dd_data;
569 struct bfad_im_port_s *im_port =
570 (struct bfad_im_port_s *)vport->drv_port.im_port;
571 struct bfad_s *bfad = im_port->bfad;
572 struct Scsi_Host *vshost = vport->drv_port.im_port->shost;
573 char *sym_name = fc_vport->symbolic_name;
574 struct bfa_fcs_vport_s *fcs_vport;
575 wwn_t pwwn;
576 unsigned long flags;
577
578 u64_to_wwn(fc_host_port_name(vshost), (u8 *)&pwwn);
579
580 spin_lock_irqsave(&bfad->bfad_lock, flags);
581 fcs_vport = bfa_fcs_vport_lookup(&bfad->bfa_fcs, 0, pwwn);
582 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
583
584 if (fcs_vport == NULL)
585 return;
586
587 spin_lock_irqsave(&bfad->bfad_lock, flags);
588 if (strlen(sym_name) > 0)
589 bfa_fcs_lport_set_symname(&fcs_vport->lport, sym_name);
590 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
591 }
592
593 struct fc_function_template bfad_im_fc_function_template = {
594
595 /* Target dynamic attributes */
596 .get_starget_port_id = bfad_im_get_starget_port_id,
597 .show_starget_port_id = 1,
598 .get_starget_node_name = bfad_im_get_starget_node_name,
599 .show_starget_node_name = 1,
600 .get_starget_port_name = bfad_im_get_starget_port_name,
601 .show_starget_port_name = 1,
602
603 /* Host dynamic attribute */
604 .get_host_port_id = bfad_im_get_host_port_id,
605 .show_host_port_id = 1,
606
607 /* Host fixed attributes */
608 .show_host_node_name = 1,
609 .show_host_port_name = 1,
610 .show_host_supported_classes = 1,
611 .show_host_supported_fc4s = 1,
612 .show_host_supported_speeds = 1,
613 .show_host_maxframe_size = 1,
614
615 /* More host dynamic attributes */
616 .show_host_port_type = 1,
617 .get_host_port_type = bfad_im_get_host_port_type,
618 .show_host_port_state = 1,
619 .get_host_port_state = bfad_im_get_host_port_state,
620 .show_host_active_fc4s = 1,
621 .get_host_active_fc4s = bfad_im_get_host_active_fc4s,
622 .show_host_speed = 1,
623 .get_host_speed = bfad_im_get_host_speed,
624 .show_host_fabric_name = 1,
625 .get_host_fabric_name = bfad_im_get_host_fabric_name,
626
627 .show_host_symbolic_name = 1,
628
629 /* Statistics */
630 .get_fc_host_stats = bfad_im_get_stats,
631 .reset_fc_host_stats = bfad_im_reset_stats,
632
633 /* Allocation length for host specific data */
634 .dd_fcrport_size = sizeof(struct bfad_itnim_data_s *),
635
636 /* Remote port fixed attributes */
637 .show_rport_maxframe_size = 1,
638 .show_rport_supported_classes = 1,
639 .show_rport_dev_loss_tmo = 1,
640 .set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo,
641 .issue_fc_host_lip = bfad_im_issue_fc_host_lip,
642 .vport_create = bfad_im_vport_create,
643 .vport_delete = bfad_im_vport_delete,
644 .vport_disable = bfad_im_vport_disable,
645 .set_vport_symbolic_name = bfad_im_vport_set_symbolic_name,
646 .bsg_request = bfad_im_bsg_request,
647 .bsg_timeout = bfad_im_bsg_timeout,
648 };
649
650 struct fc_function_template bfad_im_vport_fc_function_template = {
651
652 /* Target dynamic attributes */
653 .get_starget_port_id = bfad_im_get_starget_port_id,
654 .show_starget_port_id = 1,
655 .get_starget_node_name = bfad_im_get_starget_node_name,
656 .show_starget_node_name = 1,
657 .get_starget_port_name = bfad_im_get_starget_port_name,
658 .show_starget_port_name = 1,
659
660 /* Host dynamic attribute */
661 .get_host_port_id = bfad_im_get_host_port_id,
662 .show_host_port_id = 1,
663
664 /* Host fixed attributes */
665 .show_host_node_name = 1,
666 .show_host_port_name = 1,
667 .show_host_supported_classes = 1,
668 .show_host_supported_fc4s = 1,
669 .show_host_supported_speeds = 1,
670 .show_host_maxframe_size = 1,
671
672 /* More host dynamic attributes */
673 .show_host_port_type = 1,
674 .get_host_port_type = bfad_im_get_host_port_type,
675 .show_host_port_state = 1,
676 .get_host_port_state = bfad_im_get_host_port_state,
677 .show_host_active_fc4s = 1,
678 .get_host_active_fc4s = bfad_im_get_host_active_fc4s,
679 .show_host_speed = 1,
680 .get_host_speed = bfad_im_get_host_speed,
681 .show_host_fabric_name = 1,
682 .get_host_fabric_name = bfad_im_get_host_fabric_name,
683
684 .show_host_symbolic_name = 1,
685
686 /* Statistics */
687 .get_fc_host_stats = bfad_im_get_stats,
688 .reset_fc_host_stats = bfad_im_reset_stats,
689
690 /* Allocation length for host specific data */
691 .dd_fcrport_size = sizeof(struct bfad_itnim_data_s *),
692
693 /* Remote port fixed attributes */
694 .show_rport_maxframe_size = 1,
695 .show_rport_supported_classes = 1,
696 .show_rport_dev_loss_tmo = 1,
697 .set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo,
698 };
699
700 /*
701 * Scsi_Host_attrs SCSI host attributes
702 */
703 static ssize_t
bfad_im_serial_num_show(struct device * dev,struct device_attribute * attr,char * buf)704 bfad_im_serial_num_show(struct device *dev, struct device_attribute *attr,
705 char *buf)
706 {
707 struct Scsi_Host *shost = class_to_shost(dev);
708 struct bfad_im_port_s *im_port =
709 (struct bfad_im_port_s *) shost->hostdata[0];
710 struct bfad_s *bfad = im_port->bfad;
711 char serial_num[BFA_ADAPTER_SERIAL_NUM_LEN];
712
713 bfa_get_adapter_serial_num(&bfad->bfa, serial_num);
714 return sysfs_emit(buf, "%s\n", serial_num);
715 }
716
717 static ssize_t
bfad_im_model_show(struct device * dev,struct device_attribute * attr,char * buf)718 bfad_im_model_show(struct device *dev, struct device_attribute *attr,
719 char *buf)
720 {
721 struct Scsi_Host *shost = class_to_shost(dev);
722 struct bfad_im_port_s *im_port =
723 (struct bfad_im_port_s *) shost->hostdata[0];
724 struct bfad_s *bfad = im_port->bfad;
725 char model[BFA_ADAPTER_MODEL_NAME_LEN];
726
727 bfa_get_adapter_model(&bfad->bfa, model);
728 return sysfs_emit(buf, "%s\n", model);
729 }
730
731 static ssize_t
bfad_im_model_desc_show(struct device * dev,struct device_attribute * attr,char * buf)732 bfad_im_model_desc_show(struct device *dev, struct device_attribute *attr,
733 char *buf)
734 {
735 struct Scsi_Host *shost = class_to_shost(dev);
736 struct bfad_im_port_s *im_port =
737 (struct bfad_im_port_s *) shost->hostdata[0];
738 struct bfad_s *bfad = im_port->bfad;
739 char model[BFA_ADAPTER_MODEL_NAME_LEN];
740 char model_descr[BFA_ADAPTER_MODEL_DESCR_LEN];
741 int nports = 0;
742
743 bfa_get_adapter_model(&bfad->bfa, model);
744 nports = bfa_get_nports(&bfad->bfa);
745 if (!strcmp(model, "QLogic-425"))
746 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
747 "QLogic BR-series 4Gbps PCIe dual port FC HBA");
748 else if (!strcmp(model, "QLogic-825"))
749 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
750 "QLogic BR-series 8Gbps PCIe dual port FC HBA");
751 else if (!strcmp(model, "QLogic-42B"))
752 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
753 "QLogic BR-series 4Gbps PCIe dual port FC HBA for HP");
754 else if (!strcmp(model, "QLogic-82B"))
755 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
756 "QLogic BR-series 8Gbps PCIe dual port FC HBA for HP");
757 else if (!strcmp(model, "QLogic-1010"))
758 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
759 "QLogic BR-series 10Gbps single port CNA");
760 else if (!strcmp(model, "QLogic-1020"))
761 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
762 "QLogic BR-series 10Gbps dual port CNA");
763 else if (!strcmp(model, "QLogic-1007"))
764 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
765 "QLogic BR-series 10Gbps CNA for IBM Blade Center");
766 else if (!strcmp(model, "QLogic-415"))
767 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
768 "QLogic BR-series 4Gbps PCIe single port FC HBA");
769 else if (!strcmp(model, "QLogic-815"))
770 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
771 "QLogic BR-series 8Gbps PCIe single port FC HBA");
772 else if (!strcmp(model, "QLogic-41B"))
773 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
774 "QLogic BR-series 4Gbps PCIe single port FC HBA for HP");
775 else if (!strcmp(model, "QLogic-81B"))
776 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
777 "QLogic BR-series 8Gbps PCIe single port FC HBA for HP");
778 else if (!strcmp(model, "QLogic-804"))
779 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
780 "QLogic BR-series 8Gbps FC HBA for HP Bladesystem C-class");
781 else if (!strcmp(model, "QLogic-1741"))
782 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
783 "QLogic BR-series 10Gbps CNA for Dell M-Series Blade Servers");
784 else if (strstr(model, "QLogic-1860")) {
785 if (nports == 1 && bfa_ioc_is_cna(&bfad->bfa.ioc))
786 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
787 "QLogic BR-series 10Gbps single port CNA");
788 else if (nports == 1 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
789 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
790 "QLogic BR-series 16Gbps PCIe single port FC HBA");
791 else if (nports == 2 && bfa_ioc_is_cna(&bfad->bfa.ioc))
792 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
793 "QLogic BR-series 10Gbps dual port CNA");
794 else if (nports == 2 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
795 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
796 "QLogic BR-series 16Gbps PCIe dual port FC HBA");
797 } else if (!strcmp(model, "QLogic-1867")) {
798 if (nports == 1 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
799 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
800 "QLogic BR-series 16Gbps PCIe single port FC HBA for IBM");
801 else if (nports == 2 && !bfa_ioc_is_cna(&bfad->bfa.ioc))
802 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
803 "QLogic BR-series 16Gbps PCIe dual port FC HBA for IBM");
804 } else
805 snprintf(model_descr, BFA_ADAPTER_MODEL_DESCR_LEN,
806 "Invalid Model");
807
808 return sysfs_emit(buf, "%s\n", model_descr);
809 }
810
811 static ssize_t
bfad_im_node_name_show(struct device * dev,struct device_attribute * attr,char * buf)812 bfad_im_node_name_show(struct device *dev, struct device_attribute *attr,
813 char *buf)
814 {
815 struct Scsi_Host *shost = class_to_shost(dev);
816 struct bfad_im_port_s *im_port =
817 (struct bfad_im_port_s *) shost->hostdata[0];
818 struct bfad_port_s *port = im_port->port;
819 u64 nwwn;
820
821 nwwn = bfa_fcs_lport_get_nwwn(port->fcs_port);
822 return sysfs_emit(buf, "0x%llx\n", cpu_to_be64(nwwn));
823 }
824
825 static ssize_t
bfad_im_symbolic_name_show(struct device * dev,struct device_attribute * attr,char * buf)826 bfad_im_symbolic_name_show(struct device *dev, struct device_attribute *attr,
827 char *buf)
828 {
829 struct Scsi_Host *shost = class_to_shost(dev);
830 struct bfad_im_port_s *im_port =
831 (struct bfad_im_port_s *) shost->hostdata[0];
832 struct bfad_s *bfad = im_port->bfad;
833 struct bfa_lport_attr_s port_attr;
834 char symname[BFA_SYMNAME_MAXLEN];
835
836 bfa_fcs_lport_get_attr(&bfad->bfa_fcs.fabric.bport, &port_attr);
837 strlcpy(symname, port_attr.port_cfg.sym_name.symname,
838 BFA_SYMNAME_MAXLEN);
839 return sysfs_emit(buf, "%s\n", symname);
840 }
841
842 static ssize_t
bfad_im_hw_version_show(struct device * dev,struct device_attribute * attr,char * buf)843 bfad_im_hw_version_show(struct device *dev, struct device_attribute *attr,
844 char *buf)
845 {
846 struct Scsi_Host *shost = class_to_shost(dev);
847 struct bfad_im_port_s *im_port =
848 (struct bfad_im_port_s *) shost->hostdata[0];
849 struct bfad_s *bfad = im_port->bfad;
850 char hw_ver[BFA_VERSION_LEN];
851
852 bfa_get_pci_chip_rev(&bfad->bfa, hw_ver);
853 return sysfs_emit(buf, "%s\n", hw_ver);
854 }
855
856 static ssize_t
bfad_im_drv_version_show(struct device * dev,struct device_attribute * attr,char * buf)857 bfad_im_drv_version_show(struct device *dev, struct device_attribute *attr,
858 char *buf)
859 {
860 return sysfs_emit(buf, "%s\n", BFAD_DRIVER_VERSION);
861 }
862
863 static ssize_t
bfad_im_optionrom_version_show(struct device * dev,struct device_attribute * attr,char * buf)864 bfad_im_optionrom_version_show(struct device *dev,
865 struct device_attribute *attr, char *buf)
866 {
867 struct Scsi_Host *shost = class_to_shost(dev);
868 struct bfad_im_port_s *im_port =
869 (struct bfad_im_port_s *) shost->hostdata[0];
870 struct bfad_s *bfad = im_port->bfad;
871 char optrom_ver[BFA_VERSION_LEN];
872
873 bfa_get_adapter_optrom_ver(&bfad->bfa, optrom_ver);
874 return sysfs_emit(buf, "%s\n", optrom_ver);
875 }
876
877 static ssize_t
bfad_im_fw_version_show(struct device * dev,struct device_attribute * attr,char * buf)878 bfad_im_fw_version_show(struct device *dev, struct device_attribute *attr,
879 char *buf)
880 {
881 struct Scsi_Host *shost = class_to_shost(dev);
882 struct bfad_im_port_s *im_port =
883 (struct bfad_im_port_s *) shost->hostdata[0];
884 struct bfad_s *bfad = im_port->bfad;
885 char fw_ver[BFA_VERSION_LEN];
886
887 bfa_get_adapter_fw_ver(&bfad->bfa, fw_ver);
888 return sysfs_emit(buf, "%s\n", fw_ver);
889 }
890
891 static ssize_t
bfad_im_num_of_ports_show(struct device * dev,struct device_attribute * attr,char * buf)892 bfad_im_num_of_ports_show(struct device *dev, struct device_attribute *attr,
893 char *buf)
894 {
895 struct Scsi_Host *shost = class_to_shost(dev);
896 struct bfad_im_port_s *im_port =
897 (struct bfad_im_port_s *) shost->hostdata[0];
898 struct bfad_s *bfad = im_port->bfad;
899
900 return sysfs_emit(buf, "%d\n",
901 bfa_get_nports(&bfad->bfa));
902 }
903
904 static ssize_t
bfad_im_drv_name_show(struct device * dev,struct device_attribute * attr,char * buf)905 bfad_im_drv_name_show(struct device *dev, struct device_attribute *attr,
906 char *buf)
907 {
908 return sysfs_emit(buf, "%s\n", BFAD_DRIVER_NAME);
909 }
910
911 static ssize_t
bfad_im_num_of_discovered_ports_show(struct device * dev,struct device_attribute * attr,char * buf)912 bfad_im_num_of_discovered_ports_show(struct device *dev,
913 struct device_attribute *attr, char *buf)
914 {
915 struct Scsi_Host *shost = class_to_shost(dev);
916 struct bfad_im_port_s *im_port =
917 (struct bfad_im_port_s *) shost->hostdata[0];
918 struct bfad_port_s *port = im_port->port;
919 struct bfad_s *bfad = im_port->bfad;
920 int nrports = 2048;
921 struct bfa_rport_qualifier_s *rports = NULL;
922 unsigned long flags;
923
924 rports = kcalloc(nrports, sizeof(struct bfa_rport_qualifier_s),
925 GFP_ATOMIC);
926 if (rports == NULL)
927 return sysfs_emit(buf, "Failed\n");
928
929 spin_lock_irqsave(&bfad->bfad_lock, flags);
930 bfa_fcs_lport_get_rport_quals(port->fcs_port, rports, &nrports);
931 spin_unlock_irqrestore(&bfad->bfad_lock, flags);
932 kfree(rports);
933
934 return sysfs_emit(buf, "%d\n", nrports);
935 }
936
937 static DEVICE_ATTR(serial_number, S_IRUGO,
938 bfad_im_serial_num_show, NULL);
939 static DEVICE_ATTR(model, S_IRUGO, bfad_im_model_show, NULL);
940 static DEVICE_ATTR(model_description, S_IRUGO,
941 bfad_im_model_desc_show, NULL);
942 static DEVICE_ATTR(node_name, S_IRUGO, bfad_im_node_name_show, NULL);
943 static DEVICE_ATTR(symbolic_name, S_IRUGO,
944 bfad_im_symbolic_name_show, NULL);
945 static DEVICE_ATTR(hardware_version, S_IRUGO,
946 bfad_im_hw_version_show, NULL);
947 static DEVICE_ATTR(driver_version, S_IRUGO,
948 bfad_im_drv_version_show, NULL);
949 static DEVICE_ATTR(option_rom_version, S_IRUGO,
950 bfad_im_optionrom_version_show, NULL);
951 static DEVICE_ATTR(firmware_version, S_IRUGO,
952 bfad_im_fw_version_show, NULL);
953 static DEVICE_ATTR(number_of_ports, S_IRUGO,
954 bfad_im_num_of_ports_show, NULL);
955 static DEVICE_ATTR(driver_name, S_IRUGO, bfad_im_drv_name_show, NULL);
956 static DEVICE_ATTR(number_of_discovered_ports, S_IRUGO,
957 bfad_im_num_of_discovered_ports_show, NULL);
958
959 static struct attribute *bfad_im_host_attrs[] = {
960 &dev_attr_serial_number.attr,
961 &dev_attr_model.attr,
962 &dev_attr_model_description.attr,
963 &dev_attr_node_name.attr,
964 &dev_attr_symbolic_name.attr,
965 &dev_attr_hardware_version.attr,
966 &dev_attr_driver_version.attr,
967 &dev_attr_option_rom_version.attr,
968 &dev_attr_firmware_version.attr,
969 &dev_attr_number_of_ports.attr,
970 &dev_attr_driver_name.attr,
971 &dev_attr_number_of_discovered_ports.attr,
972 NULL,
973 };
974
975 static const struct attribute_group bfad_im_host_attr_group = {
976 .attrs = bfad_im_host_attrs
977 };
978
979 const struct attribute_group *bfad_im_host_groups[] = {
980 &bfad_im_host_attr_group,
981 NULL
982 };
983
984 static struct attribute *bfad_im_vport_attrs[] = {
985 &dev_attr_serial_number.attr,
986 &dev_attr_model.attr,
987 &dev_attr_model_description.attr,
988 &dev_attr_node_name.attr,
989 &dev_attr_symbolic_name.attr,
990 &dev_attr_hardware_version.attr,
991 &dev_attr_driver_version.attr,
992 &dev_attr_option_rom_version.attr,
993 &dev_attr_firmware_version.attr,
994 &dev_attr_number_of_ports.attr,
995 &dev_attr_driver_name.attr,
996 &dev_attr_number_of_discovered_ports.attr,
997 NULL,
998 };
999
1000 static const struct attribute_group bfad_im_vport_attr_group = {
1001 .attrs = bfad_im_vport_attrs
1002 };
1003
1004 const struct attribute_group *bfad_im_vport_groups[] = {
1005 &bfad_im_vport_attr_group,
1006 NULL
1007 };
1008