workqueue: Make worker_attach/detach_pool() update worker->pool
[linux/fpc-iii.git] / drivers / scsi / qla2xxx / qla_init.c
blob8f55dd44adaef43386399fc767b7de94b7ef2465
1 /*
2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2014 QLogic Corporation
5 * See LICENSE.qla2xxx for copyright and licensing details.
6 */
7 #include "qla_def.h"
8 #include "qla_gbl.h"
10 #include <linux/delay.h>
11 #include <linux/slab.h>
12 #include <linux/vmalloc.h>
14 #include "qla_devtbl.h"
16 #ifdef CONFIG_SPARC
17 #include <asm/prom.h>
18 #endif
20 #include <target/target_core_base.h>
21 #include "qla_target.h"
24 * QLogic ISP2x00 Hardware Support Function Prototypes.
26 static int qla2x00_isp_firmware(scsi_qla_host_t *);
27 static int qla2x00_setup_chip(scsi_qla_host_t *);
28 static int qla2x00_fw_ready(scsi_qla_host_t *);
29 static int qla2x00_configure_hba(scsi_qla_host_t *);
30 static int qla2x00_configure_loop(scsi_qla_host_t *);
31 static int qla2x00_configure_local_loop(scsi_qla_host_t *);
32 static int qla2x00_configure_fabric(scsi_qla_host_t *);
33 static int qla2x00_find_all_fabric_devs(scsi_qla_host_t *);
34 static int qla2x00_restart_isp(scsi_qla_host_t *);
36 static struct qla_chip_state_84xx *qla84xx_get_chip(struct scsi_qla_host *);
37 static int qla84xx_init_chip(scsi_qla_host_t *);
38 static int qla25xx_init_queues(struct qla_hw_data *);
39 static int qla24xx_post_prli_work(struct scsi_qla_host*, fc_port_t *);
40 static void qla24xx_handle_plogi_done_event(struct scsi_qla_host *,
41 struct event_arg *);
42 static void qla24xx_handle_prli_done_event(struct scsi_qla_host *,
43 struct event_arg *);
44 static void __qla24xx_handle_gpdb_event(scsi_qla_host_t *, struct event_arg *);
46 /* SRB Extensions ---------------------------------------------------------- */
48 void
49 qla2x00_sp_timeout(struct timer_list *t)
51 srb_t *sp = from_timer(sp, t, u.iocb_cmd.timer);
52 struct srb_iocb *iocb;
53 scsi_qla_host_t *vha = sp->vha;
54 struct req_que *req;
55 unsigned long flags;
57 spin_lock_irqsave(&vha->hw->hardware_lock, flags);
58 req = vha->hw->req_q_map[0];
59 req->outstanding_cmds[sp->handle] = NULL;
60 iocb = &sp->u.iocb_cmd;
61 iocb->timeout(sp);
62 spin_unlock_irqrestore(&vha->hw->hardware_lock, flags);
65 void
66 qla2x00_sp_free(void *ptr)
68 srb_t *sp = ptr;
69 struct srb_iocb *iocb = &sp->u.iocb_cmd;
71 del_timer(&iocb->timer);
72 qla2x00_rel_sp(sp);
75 /* Asynchronous Login/Logout Routines -------------------------------------- */
77 unsigned long
78 qla2x00_get_async_timeout(struct scsi_qla_host *vha)
80 unsigned long tmo;
81 struct qla_hw_data *ha = vha->hw;
83 /* Firmware should use switch negotiated r_a_tov for timeout. */
84 tmo = ha->r_a_tov / 10 * 2;
85 if (IS_QLAFX00(ha)) {
86 tmo = FX00_DEF_RATOV * 2;
87 } else if (!IS_FWI2_CAPABLE(ha)) {
89 * Except for earlier ISPs where the timeout is seeded from the
90 * initialization control block.
92 tmo = ha->login_timeout;
94 return tmo;
97 void
98 qla2x00_async_iocb_timeout(void *data)
100 srb_t *sp = data;
101 fc_port_t *fcport = sp->fcport;
102 struct srb_iocb *lio = &sp->u.iocb_cmd;
104 if (fcport) {
105 ql_dbg(ql_dbg_disc, fcport->vha, 0x2071,
106 "Async-%s timeout - hdl=%x portid=%06x %8phC.\n",
107 sp->name, sp->handle, fcport->d_id.b24, fcport->port_name);
109 fcport->flags &= ~(FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE);
110 } else {
111 pr_info("Async-%s timeout - hdl=%x.\n",
112 sp->name, sp->handle);
115 switch (sp->type) {
116 case SRB_LOGIN_CMD:
117 /* Retry as needed. */
118 lio->u.logio.data[0] = MBS_COMMAND_ERROR;
119 lio->u.logio.data[1] = lio->u.logio.flags & SRB_LOGIN_RETRIED ?
120 QLA_LOGIO_LOGIN_RETRIED : 0;
121 sp->done(sp, QLA_FUNCTION_TIMEOUT);
122 break;
123 case SRB_LOGOUT_CMD:
124 case SRB_CT_PTHRU_CMD:
125 case SRB_MB_IOCB:
126 case SRB_NACK_PLOGI:
127 case SRB_NACK_PRLI:
128 case SRB_NACK_LOGO:
129 case SRB_CTRL_VP:
130 sp->done(sp, QLA_FUNCTION_TIMEOUT);
131 break;
135 static void
136 qla2x00_async_login_sp_done(void *ptr, int res)
138 srb_t *sp = ptr;
139 struct scsi_qla_host *vha = sp->vha;
140 struct srb_iocb *lio = &sp->u.iocb_cmd;
141 struct event_arg ea;
143 ql_dbg(ql_dbg_disc, vha, 0x20dd,
144 "%s %8phC res %d \n", __func__, sp->fcport->port_name, res);
146 sp->fcport->flags &= ~(FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE);
148 if (!test_bit(UNLOADING, &vha->dpc_flags)) {
149 memset(&ea, 0, sizeof(ea));
150 ea.event = FCME_PLOGI_DONE;
151 ea.fcport = sp->fcport;
152 ea.data[0] = lio->u.logio.data[0];
153 ea.data[1] = lio->u.logio.data[1];
154 ea.iop[0] = lio->u.logio.iop[0];
155 ea.iop[1] = lio->u.logio.iop[1];
156 ea.sp = sp;
157 qla2x00_fcport_event_handler(vha, &ea);
160 sp->free(sp);
164 qla2x00_async_login(struct scsi_qla_host *vha, fc_port_t *fcport,
165 uint16_t *data)
167 srb_t *sp;
168 struct srb_iocb *lio;
169 int rval = QLA_FUNCTION_FAILED;
171 if (!vha->flags.online)
172 goto done;
174 sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
175 if (!sp)
176 goto done;
178 fcport->flags |= FCF_ASYNC_SENT;
179 fcport->logout_completed = 0;
181 fcport->disc_state = DSC_LOGIN_PEND;
182 sp->type = SRB_LOGIN_CMD;
183 sp->name = "login";
184 sp->gen1 = fcport->rscn_gen;
185 sp->gen2 = fcport->login_gen;
187 lio = &sp->u.iocb_cmd;
188 lio->timeout = qla2x00_async_iocb_timeout;
189 qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
191 sp->done = qla2x00_async_login_sp_done;
192 lio->u.logio.flags |= SRB_LOGIN_COND_PLOGI;
194 if (fcport->fc4f_nvme)
195 lio->u.logio.flags |= SRB_LOGIN_SKIP_PRLI;
197 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
198 lio->u.logio.flags |= SRB_LOGIN_RETRIED;
199 rval = qla2x00_start_sp(sp);
200 if (rval != QLA_SUCCESS) {
201 fcport->flags |= FCF_LOGIN_NEEDED;
202 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
203 goto done_free_sp;
206 ql_dbg(ql_dbg_disc, vha, 0x2072,
207 "Async-login - %8phC hdl=%x, loopid=%x portid=%02x%02x%02x "
208 "retries=%d.\n", fcport->port_name, sp->handle, fcport->loop_id,
209 fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa,
210 fcport->login_retry);
211 return rval;
213 done_free_sp:
214 sp->free(sp);
215 fcport->flags &= ~FCF_ASYNC_SENT;
216 done:
217 fcport->flags &= ~FCF_ASYNC_ACTIVE;
218 return rval;
221 static void
222 qla2x00_async_logout_sp_done(void *ptr, int res)
224 srb_t *sp = ptr;
226 sp->fcport->flags &= ~(FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE);
227 sp->fcport->login_gen++;
228 qlt_logo_completion_handler(sp->fcport, res);
229 sp->free(sp);
233 qla2x00_async_logout(struct scsi_qla_host *vha, fc_port_t *fcport)
235 srb_t *sp;
236 struct srb_iocb *lio;
237 int rval = QLA_FUNCTION_FAILED;
239 if (!vha->flags.online || (fcport->flags & FCF_ASYNC_SENT))
240 return rval;
242 fcport->flags |= FCF_ASYNC_SENT;
243 sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
244 if (!sp)
245 goto done;
247 sp->type = SRB_LOGOUT_CMD;
248 sp->name = "logout";
250 lio = &sp->u.iocb_cmd;
251 lio->timeout = qla2x00_async_iocb_timeout;
252 qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
254 sp->done = qla2x00_async_logout_sp_done;
255 rval = qla2x00_start_sp(sp);
256 if (rval != QLA_SUCCESS)
257 goto done_free_sp;
259 ql_dbg(ql_dbg_disc, vha, 0x2070,
260 "Async-logout - hdl=%x loop-id=%x portid=%02x%02x%02x %8phC.\n",
261 sp->handle, fcport->loop_id, fcport->d_id.b.domain,
262 fcport->d_id.b.area, fcport->d_id.b.al_pa,
263 fcport->port_name);
264 return rval;
266 done_free_sp:
267 sp->free(sp);
268 done:
269 fcport->flags &= ~(FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE);
270 return rval;
273 void
274 qla2x00_async_prlo_done(struct scsi_qla_host *vha, fc_port_t *fcport,
275 uint16_t *data)
277 fcport->flags &= ~FCF_ASYNC_ACTIVE;
278 /* Don't re-login in target mode */
279 if (!fcport->tgt_session)
280 qla2x00_mark_device_lost(vha, fcport, 1, 0);
281 qlt_logo_completion_handler(fcport, data[0]);
284 static void
285 qla2x00_async_prlo_sp_done(void *s, int res)
287 srb_t *sp = (srb_t *)s;
288 struct srb_iocb *lio = &sp->u.iocb_cmd;
289 struct scsi_qla_host *vha = sp->vha;
291 sp->fcport->flags &= ~FCF_ASYNC_ACTIVE;
292 if (!test_bit(UNLOADING, &vha->dpc_flags))
293 qla2x00_post_async_prlo_done_work(sp->fcport->vha, sp->fcport,
294 lio->u.logio.data);
295 sp->free(sp);
299 qla2x00_async_prlo(struct scsi_qla_host *vha, fc_port_t *fcport)
301 srb_t *sp;
302 struct srb_iocb *lio;
303 int rval;
305 rval = QLA_FUNCTION_FAILED;
306 sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
307 if (!sp)
308 goto done;
310 sp->type = SRB_PRLO_CMD;
311 sp->name = "prlo";
313 lio = &sp->u.iocb_cmd;
314 lio->timeout = qla2x00_async_iocb_timeout;
315 qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
317 sp->done = qla2x00_async_prlo_sp_done;
318 rval = qla2x00_start_sp(sp);
319 if (rval != QLA_SUCCESS)
320 goto done_free_sp;
322 ql_dbg(ql_dbg_disc, vha, 0x2070,
323 "Async-prlo - hdl=%x loop-id=%x portid=%02x%02x%02x.\n",
324 sp->handle, fcport->loop_id, fcport->d_id.b.domain,
325 fcport->d_id.b.area, fcport->d_id.b.al_pa);
326 return rval;
328 done_free_sp:
329 sp->free(sp);
330 done:
331 fcport->flags &= ~FCF_ASYNC_ACTIVE;
332 return rval;
335 static
336 void qla24xx_handle_adisc_event(scsi_qla_host_t *vha, struct event_arg *ea)
338 struct fc_port *fcport = ea->fcport;
340 ql_dbg(ql_dbg_disc, vha, 0x20d2,
341 "%s %8phC DS %d LS %d rc %d login %d|%d rscn %d|%d lid %d\n",
342 __func__, fcport->port_name, fcport->disc_state,
343 fcport->fw_login_state, ea->rc, fcport->login_gen, ea->sp->gen2,
344 fcport->rscn_gen, ea->sp->gen1, fcport->loop_id);
346 if (ea->data[0] != MBS_COMMAND_COMPLETE) {
347 ql_dbg(ql_dbg_disc, vha, 0x2066,
348 "%s %8phC: adisc fail: post delete\n",
349 __func__, ea->fcport->port_name);
350 qlt_schedule_sess_for_deletion(ea->fcport);
351 return;
354 if (ea->fcport->disc_state == DSC_DELETE_PEND)
355 return;
357 if (ea->sp->gen2 != ea->fcport->login_gen) {
358 /* target side must have changed it. */
359 ql_dbg(ql_dbg_disc, vha, 0x20d3,
360 "%s %8phC generation changed\n",
361 __func__, ea->fcport->port_name);
362 return;
363 } else if (ea->sp->gen1 != ea->fcport->rscn_gen) {
364 ql_dbg(ql_dbg_disc, vha, 0x20d4, "%s %d %8phC post gidpn\n",
365 __func__, __LINE__, ea->fcport->port_name);
366 qla24xx_post_gidpn_work(vha, ea->fcport);
367 return;
370 __qla24xx_handle_gpdb_event(vha, ea);
373 static void
374 qla2x00_async_adisc_sp_done(void *ptr, int res)
376 srb_t *sp = ptr;
377 struct scsi_qla_host *vha = sp->vha;
378 struct event_arg ea;
379 struct srb_iocb *lio = &sp->u.iocb_cmd;
381 ql_dbg(ql_dbg_disc, vha, 0x2066,
382 "Async done-%s res %x %8phC\n",
383 sp->name, res, sp->fcport->port_name);
385 sp->fcport->flags &= ~FCF_ASYNC_SENT;
387 memset(&ea, 0, sizeof(ea));
388 ea.event = FCME_ADISC_DONE;
389 ea.rc = res;
390 ea.data[0] = lio->u.logio.data[0];
391 ea.data[1] = lio->u.logio.data[1];
392 ea.iop[0] = lio->u.logio.iop[0];
393 ea.iop[1] = lio->u.logio.iop[1];
394 ea.fcport = sp->fcport;
395 ea.sp = sp;
397 qla2x00_fcport_event_handler(vha, &ea);
399 sp->free(sp);
403 qla2x00_async_adisc(struct scsi_qla_host *vha, fc_port_t *fcport,
404 uint16_t *data)
406 srb_t *sp;
407 struct srb_iocb *lio;
408 int rval;
410 rval = QLA_FUNCTION_FAILED;
411 fcport->flags |= FCF_ASYNC_SENT;
412 sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
413 if (!sp)
414 goto done;
416 sp->type = SRB_ADISC_CMD;
417 sp->name = "adisc";
419 lio = &sp->u.iocb_cmd;
420 lio->timeout = qla2x00_async_iocb_timeout;
421 qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
423 sp->done = qla2x00_async_adisc_sp_done;
424 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
425 lio->u.logio.flags |= SRB_LOGIN_RETRIED;
426 rval = qla2x00_start_sp(sp);
427 if (rval != QLA_SUCCESS)
428 goto done_free_sp;
430 ql_dbg(ql_dbg_disc, vha, 0x206f,
431 "Async-adisc - hdl=%x loopid=%x portid=%06x %8phC.\n",
432 sp->handle, fcport->loop_id, fcport->d_id.b24, fcport->port_name);
433 return rval;
435 done_free_sp:
436 sp->free(sp);
437 done:
438 fcport->flags &= ~(FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE);
439 qla2x00_post_async_adisc_work(vha, fcport, data);
440 return rval;
443 static void qla24xx_handle_gnl_done_event(scsi_qla_host_t *vha,
444 struct event_arg *ea)
446 fc_port_t *fcport, *conflict_fcport;
447 struct get_name_list_extended *e;
448 u16 i, n, found = 0, loop_id;
449 port_id_t id;
450 u64 wwn;
451 u16 data[2];
452 u8 current_login_state;
454 fcport = ea->fcport;
455 ql_dbg(ql_dbg_disc, vha, 0xffff,
456 "%s %8phC DS %d LS rc %d %d login %d|%d rscn %d|%d lid %d\n",
457 __func__, fcport->port_name, fcport->disc_state,
458 fcport->fw_login_state, ea->rc,
459 fcport->login_gen, fcport->last_login_gen,
460 fcport->rscn_gen, fcport->last_rscn_gen, vha->loop_id);
462 if (fcport->disc_state == DSC_DELETE_PEND)
463 return;
465 if (ea->rc) { /* rval */
466 if (fcport->login_retry == 0) {
467 fcport->login_retry = vha->hw->login_retry_count;
468 ql_dbg(ql_dbg_disc, vha, 0x20de,
469 "GNL failed Port login retry %8phN, retry cnt=%d.\n",
470 fcport->port_name, fcport->login_retry);
472 return;
475 if (fcport->last_rscn_gen != fcport->rscn_gen) {
476 ql_dbg(ql_dbg_disc, vha, 0x20df,
477 "%s %8phC rscn gen changed rscn %d|%d \n",
478 __func__, fcport->port_name,
479 fcport->last_rscn_gen, fcport->rscn_gen);
480 qla24xx_post_gidpn_work(vha, fcport);
481 return;
482 } else if (fcport->last_login_gen != fcport->login_gen) {
483 ql_dbg(ql_dbg_disc, vha, 0x20e0,
484 "%s %8phC login gen changed\n",
485 __func__, fcport->port_name);
486 return;
489 n = ea->data[0] / sizeof(struct get_name_list_extended);
491 ql_dbg(ql_dbg_disc, vha, 0x20e1,
492 "%s %d %8phC n %d %02x%02x%02x lid %d \n",
493 __func__, __LINE__, fcport->port_name, n,
494 fcport->d_id.b.domain, fcport->d_id.b.area,
495 fcport->d_id.b.al_pa, fcport->loop_id);
497 for (i = 0; i < n; i++) {
498 e = &vha->gnl.l[i];
499 wwn = wwn_to_u64(e->port_name);
501 if (memcmp((u8 *)&wwn, fcport->port_name, WWN_SIZE))
502 continue;
504 found = 1;
505 id.b.domain = e->port_id[2];
506 id.b.area = e->port_id[1];
507 id.b.al_pa = e->port_id[0];
508 id.b.rsvd_1 = 0;
510 loop_id = le16_to_cpu(e->nport_handle);
511 loop_id = (loop_id & 0x7fff);
513 ql_dbg(ql_dbg_disc, vha, 0x20e2,
514 "%s found %8phC CLS [%d|%d] ID[%02x%02x%02x|%02x%02x%02x] lid[%d|%d]\n",
515 __func__, fcport->port_name,
516 e->current_login_state, fcport->fw_login_state,
517 id.b.domain, id.b.area, id.b.al_pa,
518 fcport->d_id.b.domain, fcport->d_id.b.area,
519 fcport->d_id.b.al_pa, loop_id, fcport->loop_id);
521 if ((id.b24 != fcport->d_id.b24) ||
522 ((fcport->loop_id != FC_NO_LOOP_ID) &&
523 (fcport->loop_id != loop_id))) {
524 ql_dbg(ql_dbg_disc, vha, 0x20e3,
525 "%s %d %8phC post del sess\n",
526 __func__, __LINE__, fcport->port_name);
527 qlt_schedule_sess_for_deletion(fcport);
528 return;
531 fcport->loop_id = loop_id;
533 wwn = wwn_to_u64(fcport->port_name);
534 qlt_find_sess_invalidate_other(vha, wwn,
535 id, loop_id, &conflict_fcport);
537 if (conflict_fcport) {
539 * Another share fcport share the same loop_id &
540 * nport id. Conflict fcport needs to finish
541 * cleanup before this fcport can proceed to login.
543 conflict_fcport->conflict = fcport;
544 fcport->login_pause = 1;
547 if (fcport->fc4f_nvme)
548 current_login_state = e->current_login_state >> 4;
549 else
550 current_login_state = e->current_login_state & 0xf;
552 switch (current_login_state) {
553 case DSC_LS_PRLI_COMP:
554 ql_dbg(ql_dbg_disc, vha, 0x20e4,
555 "%s %d %8phC post gpdb\n",
556 __func__, __LINE__, fcport->port_name);
558 if ((e->prli_svc_param_word_3[0] & BIT_4) == 0)
559 fcport->port_type = FCT_INITIATOR;
560 else
561 fcport->port_type = FCT_TARGET;
563 data[0] = data[1] = 0;
564 qla2x00_post_async_adisc_work(vha, fcport, data);
565 break;
566 case DSC_LS_PORT_UNAVAIL:
567 default:
568 if (fcport->loop_id == FC_NO_LOOP_ID) {
569 qla2x00_find_new_loop_id(vha, fcport);
570 fcport->fw_login_state = DSC_LS_PORT_UNAVAIL;
572 ql_dbg(ql_dbg_disc, vha, 0x20e5,
573 "%s %d %8phC\n",
574 __func__, __LINE__, fcport->port_name);
575 qla24xx_fcport_handle_login(vha, fcport);
576 break;
580 if (!found) {
581 /* fw has no record of this port */
582 for (i = 0; i < n; i++) {
583 e = &vha->gnl.l[i];
584 id.b.domain = e->port_id[0];
585 id.b.area = e->port_id[1];
586 id.b.al_pa = e->port_id[2];
587 id.b.rsvd_1 = 0;
588 loop_id = le16_to_cpu(e->nport_handle);
590 if (fcport->d_id.b24 == id.b24) {
591 conflict_fcport =
592 qla2x00_find_fcport_by_wwpn(vha,
593 e->port_name, 0);
594 ql_dbg(ql_dbg_disc, vha, 0x20e6,
595 "%s %d %8phC post del sess\n",
596 __func__, __LINE__,
597 conflict_fcport->port_name);
598 qlt_schedule_sess_for_deletion
599 (conflict_fcport);
602 /* FW already picked this loop id for another fcport */
603 if (fcport->loop_id == loop_id)
604 fcport->loop_id = FC_NO_LOOP_ID;
606 qla24xx_fcport_handle_login(vha, fcport);
608 } /* gnl_event */
610 static void
611 qla24xx_async_gnl_sp_done(void *s, int res)
613 struct srb *sp = s;
614 struct scsi_qla_host *vha = sp->vha;
615 unsigned long flags;
616 struct fc_port *fcport = NULL, *tf;
617 u16 i, n = 0, loop_id;
618 struct event_arg ea;
619 struct get_name_list_extended *e;
620 u64 wwn;
621 struct list_head h;
622 bool found = false;
624 ql_dbg(ql_dbg_disc, vha, 0x20e7,
625 "Async done-%s res %x mb[1]=%x mb[2]=%x \n",
626 sp->name, res, sp->u.iocb_cmd.u.mbx.in_mb[1],
627 sp->u.iocb_cmd.u.mbx.in_mb[2]);
629 memset(&ea, 0, sizeof(ea));
630 ea.sp = sp;
631 ea.rc = res;
632 ea.event = FCME_GNL_DONE;
634 if (sp->u.iocb_cmd.u.mbx.in_mb[1] >=
635 sizeof(struct get_name_list_extended)) {
636 n = sp->u.iocb_cmd.u.mbx.in_mb[1] /
637 sizeof(struct get_name_list_extended);
638 ea.data[0] = sp->u.iocb_cmd.u.mbx.in_mb[1]; /* amnt xfered */
641 for (i = 0; i < n; i++) {
642 e = &vha->gnl.l[i];
643 loop_id = le16_to_cpu(e->nport_handle);
644 /* mask out reserve bit */
645 loop_id = (loop_id & 0x7fff);
646 set_bit(loop_id, vha->hw->loop_id_map);
647 wwn = wwn_to_u64(e->port_name);
649 ql_dbg(ql_dbg_disc + ql_dbg_verbose, vha, 0x20e8,
650 "%s %8phC %02x:%02x:%02x state %d/%d lid %x \n",
651 __func__, (void *)&wwn, e->port_id[2], e->port_id[1],
652 e->port_id[0], e->current_login_state, e->last_login_state,
653 (loop_id & 0x7fff));
656 spin_lock_irqsave(&vha->gnl.fcports_lock, flags);
658 INIT_LIST_HEAD(&h);
659 fcport = tf = NULL;
660 if (!list_empty(&vha->gnl.fcports))
661 list_splice_init(&vha->gnl.fcports, &h);
663 list_for_each_entry_safe(fcport, tf, &h, gnl_entry) {
664 list_del_init(&fcport->gnl_entry);
665 spin_lock(&vha->hw->tgt.sess_lock);
666 fcport->flags &= ~(FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE);
667 spin_unlock(&vha->hw->tgt.sess_lock);
668 ea.fcport = fcport;
670 qla2x00_fcport_event_handler(vha, &ea);
672 spin_unlock_irqrestore(&vha->gnl.fcports_lock, flags);
674 spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);
675 /* create new fcport if fw has knowledge of new sessions */
676 for (i = 0; i < n; i++) {
677 port_id_t id;
678 u64 wwnn;
680 e = &vha->gnl.l[i];
681 wwn = wwn_to_u64(e->port_name);
683 found = false;
684 list_for_each_entry_safe(fcport, tf, &vha->vp_fcports, list) {
685 if (!memcmp((u8 *)&wwn, fcport->port_name,
686 WWN_SIZE)) {
687 found = true;
688 break;
692 id.b.domain = e->port_id[2];
693 id.b.area = e->port_id[1];
694 id.b.al_pa = e->port_id[0];
695 id.b.rsvd_1 = 0;
697 if (!found && wwn && !IS_SW_RESV_ADDR(id)) {
698 ql_dbg(ql_dbg_disc, vha, 0x2065,
699 "%s %d %8phC %06x post new sess\n",
700 __func__, __LINE__, (u8 *)&wwn, id.b24);
701 wwnn = wwn_to_u64(e->node_name);
702 qla24xx_post_newsess_work(vha, &id, (u8 *)&wwn,
703 (u8 *)&wwnn, NULL, FC4_TYPE_UNKNOWN);
707 spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
709 sp->free(sp);
712 int qla24xx_async_gnl(struct scsi_qla_host *vha, fc_port_t *fcport)
714 srb_t *sp;
715 struct srb_iocb *mbx;
716 int rval = QLA_FUNCTION_FAILED;
717 unsigned long flags;
718 u16 *mb;
720 if (!vha->flags.online || (fcport->flags & FCF_ASYNC_SENT))
721 return rval;
723 ql_dbg(ql_dbg_disc, vha, 0x20d9,
724 "Async-gnlist WWPN %8phC \n", fcport->port_name);
726 spin_lock_irqsave(&vha->gnl.fcports_lock, flags);
727 if (!list_empty(&fcport->gnl_entry)) {
728 spin_unlock_irqrestore(&vha->gnl.fcports_lock, flags);
729 rval = QLA_SUCCESS;
730 goto done;
733 spin_lock(&vha->hw->tgt.sess_lock);
734 fcport->disc_state = DSC_GNL;
735 fcport->last_rscn_gen = fcport->rscn_gen;
736 fcport->last_login_gen = fcport->login_gen;
737 spin_unlock(&vha->hw->tgt.sess_lock);
739 list_add_tail(&fcport->gnl_entry, &vha->gnl.fcports);
740 spin_unlock_irqrestore(&vha->gnl.fcports_lock, flags);
742 sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
743 if (!sp)
744 goto done;
746 fcport->flags |= FCF_ASYNC_SENT;
747 sp->type = SRB_MB_IOCB;
748 sp->name = "gnlist";
749 sp->gen1 = fcport->rscn_gen;
750 sp->gen2 = fcport->login_gen;
752 mbx = &sp->u.iocb_cmd;
753 mbx->timeout = qla2x00_async_iocb_timeout;
754 qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha)+2);
756 mb = sp->u.iocb_cmd.u.mbx.out_mb;
757 mb[0] = MBC_PORT_NODE_NAME_LIST;
758 mb[1] = BIT_2 | BIT_3;
759 mb[2] = MSW(vha->gnl.ldma);
760 mb[3] = LSW(vha->gnl.ldma);
761 mb[6] = MSW(MSD(vha->gnl.ldma));
762 mb[7] = LSW(MSD(vha->gnl.ldma));
763 mb[8] = vha->gnl.size;
764 mb[9] = vha->vp_idx;
766 sp->done = qla24xx_async_gnl_sp_done;
768 rval = qla2x00_start_sp(sp);
769 if (rval != QLA_SUCCESS)
770 goto done_free_sp;
772 ql_dbg(ql_dbg_disc, vha, 0x20da,
773 "Async-%s - OUT WWPN %8phC hndl %x\n",
774 sp->name, fcport->port_name, sp->handle);
776 return rval;
778 done_free_sp:
779 sp->free(sp);
780 fcport->flags &= ~FCF_ASYNC_SENT;
781 done:
782 return rval;
785 int qla24xx_post_gnl_work(struct scsi_qla_host *vha, fc_port_t *fcport)
787 struct qla_work_evt *e;
789 e = qla2x00_alloc_work(vha, QLA_EVT_GNL);
790 if (!e)
791 return QLA_FUNCTION_FAILED;
793 e->u.fcport.fcport = fcport;
794 fcport->flags |= FCF_ASYNC_ACTIVE;
795 return qla2x00_post_work(vha, e);
798 static
799 void qla24xx_async_gpdb_sp_done(void *s, int res)
801 struct srb *sp = s;
802 struct scsi_qla_host *vha = sp->vha;
803 struct qla_hw_data *ha = vha->hw;
804 fc_port_t *fcport = sp->fcport;
805 u16 *mb = sp->u.iocb_cmd.u.mbx.in_mb;
806 struct event_arg ea;
808 ql_dbg(ql_dbg_disc, vha, 0x20db,
809 "Async done-%s res %x, WWPN %8phC mb[1]=%x mb[2]=%x \n",
810 sp->name, res, fcport->port_name, mb[1], mb[2]);
812 fcport->flags &= ~(FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE);
814 memset(&ea, 0, sizeof(ea));
815 ea.event = FCME_GPDB_DONE;
816 ea.fcport = fcport;
817 ea.sp = sp;
819 qla2x00_fcport_event_handler(vha, &ea);
821 dma_pool_free(ha->s_dma_pool, sp->u.iocb_cmd.u.mbx.in,
822 sp->u.iocb_cmd.u.mbx.in_dma);
824 sp->free(sp);
827 static int qla24xx_post_prli_work(struct scsi_qla_host *vha, fc_port_t *fcport)
829 struct qla_work_evt *e;
831 e = qla2x00_alloc_work(vha, QLA_EVT_PRLI);
832 if (!e)
833 return QLA_FUNCTION_FAILED;
835 e->u.fcport.fcport = fcport;
837 return qla2x00_post_work(vha, e);
840 static void
841 qla2x00_async_prli_sp_done(void *ptr, int res)
843 srb_t *sp = ptr;
844 struct scsi_qla_host *vha = sp->vha;
845 struct srb_iocb *lio = &sp->u.iocb_cmd;
846 struct event_arg ea;
848 ql_dbg(ql_dbg_disc, vha, 0x2129,
849 "%s %8phC res %d \n", __func__,
850 sp->fcport->port_name, res);
852 sp->fcport->flags &= ~FCF_ASYNC_SENT;
854 if (!test_bit(UNLOADING, &vha->dpc_flags)) {
855 memset(&ea, 0, sizeof(ea));
856 ea.event = FCME_PRLI_DONE;
857 ea.fcport = sp->fcport;
858 ea.data[0] = lio->u.logio.data[0];
859 ea.data[1] = lio->u.logio.data[1];
860 ea.iop[0] = lio->u.logio.iop[0];
861 ea.iop[1] = lio->u.logio.iop[1];
862 ea.sp = sp;
864 qla2x00_fcport_event_handler(vha, &ea);
867 sp->free(sp);
871 qla24xx_async_prli(struct scsi_qla_host *vha, fc_port_t *fcport)
873 srb_t *sp;
874 struct srb_iocb *lio;
875 int rval = QLA_FUNCTION_FAILED;
877 if (!vha->flags.online)
878 return rval;
880 if (fcport->fw_login_state == DSC_LS_PLOGI_PEND ||
881 fcport->fw_login_state == DSC_LS_PRLI_PEND)
882 return rval;
884 sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
885 if (!sp)
886 return rval;
888 fcport->flags |= FCF_ASYNC_SENT;
889 fcport->logout_completed = 0;
891 sp->type = SRB_PRLI_CMD;
892 sp->name = "prli";
894 lio = &sp->u.iocb_cmd;
895 lio->timeout = qla2x00_async_iocb_timeout;
896 qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
898 sp->done = qla2x00_async_prli_sp_done;
899 lio->u.logio.flags = 0;
901 if (fcport->fc4f_nvme)
902 lio->u.logio.flags |= SRB_LOGIN_NVME_PRLI;
904 rval = qla2x00_start_sp(sp);
905 if (rval != QLA_SUCCESS) {
906 fcport->flags |= FCF_LOGIN_NEEDED;
907 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
908 goto done_free_sp;
911 ql_dbg(ql_dbg_disc, vha, 0x211b,
912 "Async-prli - %8phC hdl=%x, loopid=%x portid=%06x retries=%d.\n",
913 fcport->port_name, sp->handle, fcport->loop_id,
914 fcport->d_id.b24, fcport->login_retry);
916 return rval;
918 done_free_sp:
919 sp->free(sp);
920 fcport->flags &= ~FCF_ASYNC_SENT;
921 return rval;
924 int qla24xx_post_gpdb_work(struct scsi_qla_host *vha, fc_port_t *fcport, u8 opt)
926 struct qla_work_evt *e;
928 e = qla2x00_alloc_work(vha, QLA_EVT_GPDB);
929 if (!e)
930 return QLA_FUNCTION_FAILED;
932 e->u.fcport.fcport = fcport;
933 e->u.fcport.opt = opt;
934 fcport->flags |= FCF_ASYNC_ACTIVE;
935 return qla2x00_post_work(vha, e);
938 int qla24xx_async_gpdb(struct scsi_qla_host *vha, fc_port_t *fcport, u8 opt)
940 srb_t *sp;
941 struct srb_iocb *mbx;
942 int rval = QLA_FUNCTION_FAILED;
943 u16 *mb;
944 dma_addr_t pd_dma;
945 struct port_database_24xx *pd;
946 struct qla_hw_data *ha = vha->hw;
948 if (!vha->flags.online || (fcport->flags & FCF_ASYNC_SENT))
949 return rval;
951 fcport->disc_state = DSC_GPDB;
953 sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
954 if (!sp)
955 goto done;
957 fcport->flags |= FCF_ASYNC_SENT;
958 sp->type = SRB_MB_IOCB;
959 sp->name = "gpdb";
960 sp->gen1 = fcport->rscn_gen;
961 sp->gen2 = fcport->login_gen;
963 mbx = &sp->u.iocb_cmd;
964 mbx->timeout = qla2x00_async_iocb_timeout;
965 qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
967 pd = dma_pool_zalloc(ha->s_dma_pool, GFP_KERNEL, &pd_dma);
968 if (pd == NULL) {
969 ql_log(ql_log_warn, vha, 0xd043,
970 "Failed to allocate port database structure.\n");
971 goto done_free_sp;
974 mb = sp->u.iocb_cmd.u.mbx.out_mb;
975 mb[0] = MBC_GET_PORT_DATABASE;
976 mb[1] = fcport->loop_id;
977 mb[2] = MSW(pd_dma);
978 mb[3] = LSW(pd_dma);
979 mb[6] = MSW(MSD(pd_dma));
980 mb[7] = LSW(MSD(pd_dma));
981 mb[9] = vha->vp_idx;
982 mb[10] = opt;
984 mbx->u.mbx.in = (void *)pd;
985 mbx->u.mbx.in_dma = pd_dma;
987 sp->done = qla24xx_async_gpdb_sp_done;
989 rval = qla2x00_start_sp(sp);
990 if (rval != QLA_SUCCESS)
991 goto done_free_sp;
993 ql_dbg(ql_dbg_disc, vha, 0x20dc,
994 "Async-%s %8phC hndl %x opt %x\n",
995 sp->name, fcport->port_name, sp->handle, opt);
997 return rval;
999 done_free_sp:
1000 if (pd)
1001 dma_pool_free(ha->s_dma_pool, pd, pd_dma);
1003 sp->free(sp);
1004 fcport->flags &= ~FCF_ASYNC_SENT;
1005 done:
1006 qla24xx_post_gpdb_work(vha, fcport, opt);
1007 return rval;
1010 static
1011 void __qla24xx_handle_gpdb_event(scsi_qla_host_t *vha, struct event_arg *ea)
1013 unsigned long flags;
1015 spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);
1016 ea->fcport->login_gen++;
1017 ea->fcport->deleted = 0;
1018 ea->fcport->logout_on_delete = 1;
1020 if (!ea->fcport->login_succ && !IS_SW_RESV_ADDR(ea->fcport->d_id)) {
1021 vha->fcport_count++;
1022 ea->fcport->login_succ = 1;
1024 if (!IS_IIDMA_CAPABLE(vha->hw) ||
1025 !vha->hw->flags.gpsc_supported) {
1026 ql_dbg(ql_dbg_disc, vha, 0x20d6,
1027 "%s %d %8phC post upd_fcport fcp_cnt %d\n",
1028 __func__, __LINE__, ea->fcport->port_name,
1029 vha->fcport_count);
1031 qla24xx_post_upd_fcport_work(vha, ea->fcport);
1032 } else {
1033 if (ea->fcport->id_changed) {
1034 ea->fcport->id_changed = 0;
1035 ql_dbg(ql_dbg_disc, vha, 0x20d7,
1036 "%s %d %8phC post gfpnid fcp_cnt %d\n",
1037 __func__, __LINE__, ea->fcport->port_name,
1038 vha->fcport_count);
1039 qla24xx_post_gfpnid_work(vha, ea->fcport);
1040 } else {
1041 ql_dbg(ql_dbg_disc, vha, 0x20d7,
1042 "%s %d %8phC post gpsc fcp_cnt %d\n",
1043 __func__, __LINE__, ea->fcport->port_name,
1044 vha->fcport_count);
1045 qla24xx_post_gpsc_work(vha, ea->fcport);
1048 } else if (ea->fcport->login_succ) {
1050 * We have an existing session. A late RSCN delivery
1051 * must have triggered the session to be re-validate.
1052 * Session is still valid.
1054 ql_dbg(ql_dbg_disc, vha, 0x20d6,
1055 "%s %d %8phC session revalidate success\n",
1056 __func__, __LINE__, ea->fcport->port_name);
1057 ea->fcport->disc_state = DSC_LOGIN_COMPLETE;
1059 spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
1062 static
1063 void qla24xx_handle_gpdb_event(scsi_qla_host_t *vha, struct event_arg *ea)
1065 fc_port_t *fcport = ea->fcport;
1066 struct port_database_24xx *pd;
1067 struct srb *sp = ea->sp;
1068 uint8_t ls;
1070 pd = (struct port_database_24xx *)sp->u.iocb_cmd.u.mbx.in;
1072 fcport->flags &= ~FCF_ASYNC_SENT;
1074 ql_dbg(ql_dbg_disc, vha, 0x20d2,
1075 "%s %8phC DS %d LS %d rc %d\n", __func__, fcport->port_name,
1076 fcport->disc_state, pd->current_login_state, ea->rc);
1078 if (fcport->disc_state == DSC_DELETE_PEND)
1079 return;
1081 if (fcport->fc4f_nvme)
1082 ls = pd->current_login_state >> 4;
1083 else
1084 ls = pd->current_login_state & 0xf;
1086 switch (ls) {
1087 case PDS_PRLI_COMPLETE:
1088 __qla24xx_parse_gpdb(vha, fcport, pd);
1089 break;
1090 case PDS_PLOGI_PENDING:
1091 case PDS_PLOGI_COMPLETE:
1092 case PDS_PRLI_PENDING:
1093 case PDS_PRLI2_PENDING:
1094 ql_dbg(ql_dbg_disc, vha, 0x20d5, "%s %d %8phC relogin needed\n",
1095 __func__, __LINE__, fcport->port_name);
1096 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
1097 return;
1098 case PDS_LOGO_PENDING:
1099 case PDS_PORT_UNAVAILABLE:
1100 default:
1101 ql_dbg(ql_dbg_disc, vha, 0x20d5, "%s %d %8phC post del sess\n",
1102 __func__, __LINE__, fcport->port_name);
1103 qlt_schedule_sess_for_deletion(fcport);
1104 return;
1106 __qla24xx_handle_gpdb_event(vha, ea);
1107 } /* gpdb event */
1109 static void qla_chk_n2n_b4_login(struct scsi_qla_host *vha, fc_port_t *fcport)
1111 u8 login = 0;
1112 int rc;
1114 if (qla_tgt_mode_enabled(vha))
1115 return;
1117 if (qla_dual_mode_enabled(vha)) {
1118 if (N2N_TOPO(vha->hw)) {
1119 u64 mywwn, wwn;
1121 mywwn = wwn_to_u64(vha->port_name);
1122 wwn = wwn_to_u64(fcport->port_name);
1123 if (mywwn > wwn)
1124 login = 1;
1125 else if ((fcport->fw_login_state == DSC_LS_PLOGI_COMP)
1126 && time_after_eq(jiffies,
1127 fcport->plogi_nack_done_deadline))
1128 login = 1;
1129 } else {
1130 login = 1;
1132 } else {
1133 /* initiator mode */
1134 login = 1;
1137 if (login) {
1138 if (fcport->loop_id == FC_NO_LOOP_ID) {
1139 fcport->fw_login_state = DSC_LS_PORT_UNAVAIL;
1140 rc = qla2x00_find_new_loop_id(vha, fcport);
1141 if (rc) {
1142 ql_dbg(ql_dbg_disc, vha, 0x20e6,
1143 "%s %d %8phC post del sess - out of loopid\n",
1144 __func__, __LINE__, fcport->port_name);
1145 fcport->scan_state = 0;
1146 qlt_schedule_sess_for_deletion(fcport);
1147 return;
1150 ql_dbg(ql_dbg_disc, vha, 0x20bf,
1151 "%s %d %8phC post login\n",
1152 __func__, __LINE__, fcport->port_name);
1153 qla2x00_post_async_login_work(vha, fcport, NULL);
1157 int qla24xx_fcport_handle_login(struct scsi_qla_host *vha, fc_port_t *fcport)
1159 u16 data[2];
1160 u64 wwn;
1162 ql_dbg(ql_dbg_disc, vha, 0x20d8,
1163 "%s %8phC DS %d LS %d P %d fl %x confl %p rscn %d|%d login %d retry %d lid %d scan %d\n",
1164 __func__, fcport->port_name, fcport->disc_state,
1165 fcport->fw_login_state, fcport->login_pause, fcport->flags,
1166 fcport->conflict, fcport->last_rscn_gen, fcport->rscn_gen,
1167 fcport->login_gen, fcport->login_retry,
1168 fcport->loop_id, fcport->scan_state);
1170 if (fcport->login_retry == 0)
1171 return 0;
1173 if (fcport->scan_state != QLA_FCPORT_FOUND)
1174 return 0;
1176 if ((fcport->loop_id != FC_NO_LOOP_ID) &&
1177 ((fcport->fw_login_state == DSC_LS_PLOGI_PEND) ||
1178 (fcport->fw_login_state == DSC_LS_PRLI_PEND)))
1179 return 0;
1181 if (fcport->fw_login_state == DSC_LS_PLOGI_COMP) {
1182 if (time_before_eq(jiffies, fcport->plogi_nack_done_deadline)) {
1183 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
1184 return 0;
1188 /* for pure Target Mode. Login will not be initiated */
1189 if (vha->host->active_mode == MODE_TARGET)
1190 return 0;
1192 if (fcport->flags & FCF_ASYNC_SENT) {
1193 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
1194 return 0;
1197 fcport->login_retry--;
1199 switch (fcport->disc_state) {
1200 case DSC_DELETED:
1201 wwn = wwn_to_u64(fcport->node_name);
1202 if (wwn == 0) {
1203 ql_dbg(ql_dbg_disc, vha, 0xffff,
1204 "%s %d %8phC post GNNID\n",
1205 __func__, __LINE__, fcport->port_name);
1206 qla24xx_post_gnnid_work(vha, fcport);
1207 } else if (fcport->loop_id == FC_NO_LOOP_ID) {
1208 ql_dbg(ql_dbg_disc, vha, 0x20bd,
1209 "%s %d %8phC post gnl\n",
1210 __func__, __LINE__, fcport->port_name);
1211 qla24xx_post_gnl_work(vha, fcport);
1212 } else {
1213 qla_chk_n2n_b4_login(vha, fcport);
1215 break;
1217 case DSC_GNL:
1218 if (fcport->login_pause) {
1219 fcport->last_rscn_gen = fcport->rscn_gen;
1220 fcport->last_login_gen = fcport->login_gen;
1221 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
1222 break;
1225 qla_chk_n2n_b4_login(vha, fcport);
1226 break;
1228 case DSC_LOGIN_FAILED:
1229 ql_dbg(ql_dbg_disc, vha, 0x20d0,
1230 "%s %d %8phC post gidpn\n",
1231 __func__, __LINE__, fcport->port_name);
1232 if (N2N_TOPO(vha->hw))
1233 qla_chk_n2n_b4_login(vha, fcport);
1234 else
1235 qla24xx_post_gidpn_work(vha, fcport);
1236 break;
1238 case DSC_LOGIN_COMPLETE:
1239 /* recheck login state */
1240 ql_dbg(ql_dbg_disc, vha, 0x20d1,
1241 "%s %d %8phC post adisc\n",
1242 __func__, __LINE__, fcport->port_name);
1243 data[0] = data[1] = 0;
1244 qla2x00_post_async_adisc_work(vha, fcport, data);
1245 break;
1247 case DSC_LOGIN_PEND:
1248 if (fcport->fw_login_state == DSC_LS_PLOGI_COMP)
1249 qla24xx_post_prli_work(vha, fcport);
1250 break;
1252 default:
1253 break;
1256 return 0;
1259 static
1260 void qla24xx_handle_rscn_event(fc_port_t *fcport, struct event_arg *ea)
1262 fcport->rscn_gen++;
1264 ql_dbg(ql_dbg_disc, fcport->vha, 0x210c,
1265 "%s %8phC DS %d LS %d\n",
1266 __func__, fcport->port_name, fcport->disc_state,
1267 fcport->fw_login_state);
1269 if (fcport->flags & FCF_ASYNC_SENT)
1270 return;
1272 switch (fcport->disc_state) {
1273 case DSC_DELETED:
1274 case DSC_LOGIN_COMPLETE:
1275 qla24xx_post_gpnid_work(fcport->vha, &ea->id);
1276 break;
1277 default:
1278 break;
1282 int qla24xx_post_newsess_work(struct scsi_qla_host *vha, port_id_t *id,
1283 u8 *port_name, u8 *node_name, void *pla, u8 fc4_type)
1285 struct qla_work_evt *e;
1286 e = qla2x00_alloc_work(vha, QLA_EVT_NEW_SESS);
1287 if (!e)
1288 return QLA_FUNCTION_FAILED;
1290 e->u.new_sess.id = *id;
1291 e->u.new_sess.pla = pla;
1292 e->u.new_sess.fc4_type = fc4_type;
1293 memcpy(e->u.new_sess.port_name, port_name, WWN_SIZE);
1294 if (node_name)
1295 memcpy(e->u.new_sess.node_name, node_name, WWN_SIZE);
1297 return qla2x00_post_work(vha, e);
1300 static
1301 void qla24xx_handle_relogin_event(scsi_qla_host_t *vha,
1302 struct event_arg *ea)
1304 fc_port_t *fcport = ea->fcport;
1306 ql_dbg(ql_dbg_disc, vha, 0x2102,
1307 "%s %8phC DS %d LS %d P %d del %d cnfl %p rscn %d|%d login %d|%d fl %x\n",
1308 __func__, fcport->port_name, fcport->disc_state,
1309 fcport->fw_login_state, fcport->login_pause,
1310 fcport->deleted, fcport->conflict,
1311 fcport->last_rscn_gen, fcport->rscn_gen,
1312 fcport->last_login_gen, fcport->login_gen,
1313 fcport->flags);
1315 if ((fcport->fw_login_state == DSC_LS_PLOGI_PEND) ||
1316 (fcport->fw_login_state == DSC_LS_PRLI_PEND))
1317 return;
1319 if (fcport->fw_login_state == DSC_LS_PLOGI_COMP) {
1320 if (time_before_eq(jiffies, fcport->plogi_nack_done_deadline)) {
1321 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
1322 return;
1326 if (fcport->flags & FCF_ASYNC_SENT) {
1327 fcport->login_retry++;
1328 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
1329 return;
1332 if (fcport->disc_state == DSC_DELETE_PEND) {
1333 fcport->login_retry++;
1334 return;
1337 if (fcport->last_rscn_gen != fcport->rscn_gen) {
1338 ql_dbg(ql_dbg_disc, vha, 0x20e9, "%s %d %8phC post gidpn\n",
1339 __func__, __LINE__, fcport->port_name);
1341 qla24xx_post_gidpn_work(vha, fcport);
1342 return;
1345 qla24xx_fcport_handle_login(vha, fcport);
1348 void qla2x00_fcport_event_handler(scsi_qla_host_t *vha, struct event_arg *ea)
1350 fc_port_t *f, *tf;
1351 uint32_t id = 0, mask, rid;
1352 unsigned long flags;
1354 switch (ea->event) {
1355 case FCME_RSCN:
1356 case FCME_GIDPN_DONE:
1357 case FCME_GPSC_DONE:
1358 case FCME_GPNID_DONE:
1359 case FCME_GNNID_DONE:
1360 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags) ||
1361 test_bit(LOOP_RESYNC_ACTIVE, &vha->dpc_flags))
1362 return;
1363 break;
1364 default:
1365 break;
1368 switch (ea->event) {
1369 case FCME_RELOGIN:
1370 if (test_bit(UNLOADING, &vha->dpc_flags))
1371 return;
1373 qla24xx_handle_relogin_event(vha, ea);
1374 break;
1375 case FCME_RSCN:
1376 if (test_bit(UNLOADING, &vha->dpc_flags))
1377 return;
1378 switch (ea->id.b.rsvd_1) {
1379 case RSCN_PORT_ADDR:
1380 spin_lock_irqsave(&vha->work_lock, flags);
1381 if (vha->scan.scan_flags == 0) {
1382 ql_dbg(ql_dbg_disc, vha, 0xffff,
1383 "%s: schedule\n", __func__);
1384 vha->scan.scan_flags |= SF_QUEUED;
1385 schedule_delayed_work(&vha->scan.scan_work, 5);
1387 spin_unlock_irqrestore(&vha->work_lock, flags);
1389 break;
1390 case RSCN_AREA_ADDR:
1391 case RSCN_DOM_ADDR:
1392 if (ea->id.b.rsvd_1 == RSCN_AREA_ADDR) {
1393 mask = 0xffff00;
1394 ql_dbg(ql_dbg_async, vha, 0x5044,
1395 "RSCN: Area 0x%06x was affected\n",
1396 ea->id.b24);
1397 } else {
1398 mask = 0xff0000;
1399 ql_dbg(ql_dbg_async, vha, 0x507a,
1400 "RSCN: Domain 0x%06x was affected\n",
1401 ea->id.b24);
1404 rid = ea->id.b24 & mask;
1405 list_for_each_entry_safe(f, tf, &vha->vp_fcports,
1406 list) {
1407 id = f->d_id.b24 & mask;
1408 if (rid == id) {
1409 ea->fcport = f;
1410 qla24xx_handle_rscn_event(f, ea);
1413 break;
1414 case RSCN_FAB_ADDR:
1415 default:
1416 ql_log(ql_log_warn, vha, 0xd045,
1417 "RSCN: Fabric was affected. Addr format %d\n",
1418 ea->id.b.rsvd_1);
1419 qla2x00_mark_all_devices_lost(vha, 1);
1420 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1421 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
1423 break;
1424 case FCME_GIDPN_DONE:
1425 qla24xx_handle_gidpn_event(vha, ea);
1426 break;
1427 case FCME_GNL_DONE:
1428 qla24xx_handle_gnl_done_event(vha, ea);
1429 break;
1430 case FCME_GPSC_DONE:
1431 qla24xx_handle_gpsc_event(vha, ea);
1432 break;
1433 case FCME_PLOGI_DONE: /* Initiator side sent LLIOCB */
1434 qla24xx_handle_plogi_done_event(vha, ea);
1435 break;
1436 case FCME_PRLI_DONE:
1437 qla24xx_handle_prli_done_event(vha, ea);
1438 break;
1439 case FCME_GPDB_DONE:
1440 qla24xx_handle_gpdb_event(vha, ea);
1441 break;
1442 case FCME_GPNID_DONE:
1443 qla24xx_handle_gpnid_event(vha, ea);
1444 break;
1445 case FCME_GFFID_DONE:
1446 qla24xx_handle_gffid_event(vha, ea);
1447 break;
1448 case FCME_ADISC_DONE:
1449 qla24xx_handle_adisc_event(vha, ea);
1450 break;
1451 case FCME_GNNID_DONE:
1452 qla24xx_handle_gnnid_event(vha, ea);
1453 break;
1454 case FCME_GFPNID_DONE:
1455 qla24xx_handle_gfpnid_event(vha, ea);
1456 break;
1457 default:
1458 BUG_ON(1);
1459 break;
1463 static void
1464 qla2x00_tmf_iocb_timeout(void *data)
1466 srb_t *sp = data;
1467 struct srb_iocb *tmf = &sp->u.iocb_cmd;
1469 tmf->u.tmf.comp_status = CS_TIMEOUT;
1470 complete(&tmf->u.tmf.comp);
1473 static void
1474 qla2x00_tmf_sp_done(void *ptr, int res)
1476 srb_t *sp = ptr;
1477 struct srb_iocb *tmf = &sp->u.iocb_cmd;
1479 complete(&tmf->u.tmf.comp);
1483 qla2x00_async_tm_cmd(fc_port_t *fcport, uint32_t flags, uint32_t lun,
1484 uint32_t tag)
1486 struct scsi_qla_host *vha = fcport->vha;
1487 struct srb_iocb *tm_iocb;
1488 srb_t *sp;
1489 int rval = QLA_FUNCTION_FAILED;
1491 sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
1492 if (!sp)
1493 goto done;
1495 tm_iocb = &sp->u.iocb_cmd;
1496 sp->type = SRB_TM_CMD;
1497 sp->name = "tmf";
1499 tm_iocb->timeout = qla2x00_tmf_iocb_timeout;
1500 init_completion(&tm_iocb->u.tmf.comp);
1501 qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha));
1503 tm_iocb->u.tmf.flags = flags;
1504 tm_iocb->u.tmf.lun = lun;
1505 tm_iocb->u.tmf.data = tag;
1506 sp->done = qla2x00_tmf_sp_done;
1508 rval = qla2x00_start_sp(sp);
1509 if (rval != QLA_SUCCESS)
1510 goto done_free_sp;
1512 ql_dbg(ql_dbg_taskm, vha, 0x802f,
1513 "Async-tmf hdl=%x loop-id=%x portid=%02x%02x%02x.\n",
1514 sp->handle, fcport->loop_id, fcport->d_id.b.domain,
1515 fcport->d_id.b.area, fcport->d_id.b.al_pa);
1517 wait_for_completion(&tm_iocb->u.tmf.comp);
1519 rval = tm_iocb->u.tmf.comp_status == CS_COMPLETE ?
1520 QLA_SUCCESS : QLA_FUNCTION_FAILED;
1522 if ((rval != QLA_SUCCESS) || tm_iocb->u.tmf.data) {
1523 ql_dbg(ql_dbg_taskm, vha, 0x8030,
1524 "TM IOCB failed (%x).\n", rval);
1527 if (!test_bit(UNLOADING, &vha->dpc_flags) && !IS_QLAFX00(vha->hw)) {
1528 flags = tm_iocb->u.tmf.flags;
1529 lun = (uint16_t)tm_iocb->u.tmf.lun;
1531 /* Issue Marker IOCB */
1532 qla2x00_marker(vha, vha->hw->req_q_map[0],
1533 vha->hw->rsp_q_map[0], sp->fcport->loop_id, lun,
1534 flags == TCF_LUN_RESET ? MK_SYNC_ID_LUN : MK_SYNC_ID);
1537 done_free_sp:
1538 sp->free(sp);
1539 sp->fcport->flags &= ~FCF_ASYNC_SENT;
1540 done:
1541 return rval;
1544 static void
1545 qla24xx_abort_iocb_timeout(void *data)
1547 srb_t *sp = data;
1548 struct srb_iocb *abt = &sp->u.iocb_cmd;
1550 abt->u.abt.comp_status = CS_TIMEOUT;
1551 complete(&abt->u.abt.comp);
1554 static void
1555 qla24xx_abort_sp_done(void *ptr, int res)
1557 srb_t *sp = ptr;
1558 struct srb_iocb *abt = &sp->u.iocb_cmd;
1560 if (del_timer(&sp->u.iocb_cmd.timer))
1561 complete(&abt->u.abt.comp);
1565 qla24xx_async_abort_cmd(srb_t *cmd_sp)
1567 scsi_qla_host_t *vha = cmd_sp->vha;
1568 fc_port_t *fcport = cmd_sp->fcport;
1569 struct srb_iocb *abt_iocb;
1570 srb_t *sp;
1571 int rval = QLA_FUNCTION_FAILED;
1573 sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
1574 if (!sp)
1575 goto done;
1577 abt_iocb = &sp->u.iocb_cmd;
1578 sp->type = SRB_ABT_CMD;
1579 sp->name = "abort";
1581 abt_iocb->timeout = qla24xx_abort_iocb_timeout;
1582 init_completion(&abt_iocb->u.abt.comp);
1583 qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha));
1585 abt_iocb->u.abt.cmd_hndl = cmd_sp->handle;
1587 if (vha->flags.qpairs_available && cmd_sp->qpair)
1588 abt_iocb->u.abt.req_que_no =
1589 cpu_to_le16(cmd_sp->qpair->req->id);
1590 else
1591 abt_iocb->u.abt.req_que_no = cpu_to_le16(vha->req->id);
1593 sp->done = qla24xx_abort_sp_done;
1595 rval = qla2x00_start_sp(sp);
1596 if (rval != QLA_SUCCESS)
1597 goto done_free_sp;
1599 ql_dbg(ql_dbg_async, vha, 0x507c,
1600 "Abort command issued - hdl=%x, target_id=%x\n",
1601 cmd_sp->handle, fcport->tgt_id);
1603 wait_for_completion(&abt_iocb->u.abt.comp);
1605 rval = abt_iocb->u.abt.comp_status == CS_COMPLETE ?
1606 QLA_SUCCESS : QLA_FUNCTION_FAILED;
1608 done_free_sp:
1609 sp->free(sp);
1610 done:
1611 return rval;
1615 qla24xx_async_abort_command(srb_t *sp)
1617 unsigned long flags = 0;
1619 uint32_t handle;
1620 fc_port_t *fcport = sp->fcport;
1621 struct scsi_qla_host *vha = fcport->vha;
1622 struct qla_hw_data *ha = vha->hw;
1623 struct req_que *req = vha->req;
1625 if (vha->flags.qpairs_available && sp->qpair)
1626 req = sp->qpair->req;
1628 spin_lock_irqsave(&ha->hardware_lock, flags);
1629 for (handle = 1; handle < req->num_outstanding_cmds; handle++) {
1630 if (req->outstanding_cmds[handle] == sp)
1631 break;
1633 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1634 if (handle == req->num_outstanding_cmds) {
1635 /* Command not found. */
1636 return QLA_FUNCTION_FAILED;
1638 if (sp->type == SRB_FXIOCB_DCMD)
1639 return qlafx00_fx_disc(vha, &vha->hw->mr.fcport,
1640 FXDISC_ABORT_IOCTL);
1642 return qla24xx_async_abort_cmd(sp);
1645 static void
1646 qla24xx_handle_prli_done_event(struct scsi_qla_host *vha, struct event_arg *ea)
1648 switch (ea->data[0]) {
1649 case MBS_COMMAND_COMPLETE:
1650 ql_dbg(ql_dbg_disc, vha, 0x2118,
1651 "%s %d %8phC post gpdb\n",
1652 __func__, __LINE__, ea->fcport->port_name);
1654 ea->fcport->chip_reset = vha->hw->base_qpair->chip_reset;
1655 ea->fcport->logout_on_delete = 1;
1656 qla24xx_post_gpdb_work(vha, ea->fcport, 0);
1657 break;
1658 default:
1659 if ((ea->iop[0] == LSC_SCODE_ELS_REJECT) &&
1660 (ea->iop[1] == 0x50000)) { /* reson 5=busy expl:0x0 */
1661 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
1662 ea->fcport->fw_login_state = DSC_LS_PLOGI_COMP;
1663 break;
1666 if (ea->fcport->n2n_flag) {
1667 ql_dbg(ql_dbg_disc, vha, 0x2118,
1668 "%s %d %8phC post fc4 prli\n",
1669 __func__, __LINE__, ea->fcport->port_name);
1670 ea->fcport->fc4f_nvme = 0;
1671 ea->fcport->n2n_flag = 0;
1672 qla24xx_post_prli_work(vha, ea->fcport);
1674 ql_dbg(ql_dbg_disc, vha, 0x2119,
1675 "%s %d %8phC unhandle event of %x\n",
1676 __func__, __LINE__, ea->fcport->port_name, ea->data[0]);
1677 break;
1681 static void
1682 qla24xx_handle_plogi_done_event(struct scsi_qla_host *vha, struct event_arg *ea)
1684 port_id_t cid; /* conflict Nport id */
1685 u16 lid;
1686 struct fc_port *conflict_fcport;
1687 unsigned long flags;
1688 struct fc_port *fcport = ea->fcport;
1690 ql_dbg(ql_dbg_disc, vha, 0xffff,
1691 "%s %8phC DS %d LS %d rc %d login %d|%d rscn %d|%d data %x|%x iop %x|%x\n",
1692 __func__, fcport->port_name, fcport->disc_state,
1693 fcport->fw_login_state, ea->rc, ea->sp->gen2, fcport->login_gen,
1694 ea->sp->gen2, fcport->rscn_gen|ea->sp->gen1,
1695 ea->data[0], ea->data[1], ea->iop[0], ea->iop[1]);
1697 if ((fcport->fw_login_state == DSC_LS_PLOGI_PEND) ||
1698 (fcport->fw_login_state == DSC_LS_PRLI_PEND)) {
1699 ql_dbg(ql_dbg_disc, vha, 0x20ea,
1700 "%s %d %8phC Remote is trying to login\n",
1701 __func__, __LINE__, fcport->port_name);
1702 return;
1705 if (fcport->disc_state == DSC_DELETE_PEND)
1706 return;
1708 if (ea->sp->gen2 != fcport->login_gen) {
1709 /* target side must have changed it. */
1710 ql_dbg(ql_dbg_disc, vha, 0x20d3,
1711 "%s %8phC generation changed\n",
1712 __func__, fcport->port_name);
1713 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
1714 return;
1715 } else if (ea->sp->gen1 != fcport->rscn_gen) {
1716 ql_dbg(ql_dbg_disc, vha, 0x20d4, "%s %d %8phC post gidpn\n",
1717 __func__, __LINE__, fcport->port_name);
1718 qla24xx_post_gidpn_work(vha, fcport);
1719 return;
1722 switch (ea->data[0]) {
1723 case MBS_COMMAND_COMPLETE:
1725 * Driver must validate login state - If PRLI not complete,
1726 * force a relogin attempt via implicit LOGO, PLOGI, and PRLI
1727 * requests.
1729 if (ea->fcport->fc4f_nvme) {
1730 ql_dbg(ql_dbg_disc, vha, 0x2117,
1731 "%s %d %8phC post prli\n",
1732 __func__, __LINE__, ea->fcport->port_name);
1733 qla24xx_post_prli_work(vha, ea->fcport);
1734 } else {
1735 ql_dbg(ql_dbg_disc, vha, 0x20ea,
1736 "%s %d %8phC LoopID 0x%x in use with %06x. post gnl\n",
1737 __func__, __LINE__, ea->fcport->port_name,
1738 ea->fcport->loop_id, ea->fcport->d_id.b24);
1740 set_bit(ea->fcport->loop_id, vha->hw->loop_id_map);
1741 spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);
1742 ea->fcport->chip_reset = vha->hw->base_qpair->chip_reset;
1743 ea->fcport->logout_on_delete = 1;
1744 ea->fcport->send_els_logo = 0;
1745 ea->fcport->fw_login_state = DSC_LS_PRLI_COMP;
1746 spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
1748 qla24xx_post_gpdb_work(vha, ea->fcport, 0);
1750 break;
1751 case MBS_COMMAND_ERROR:
1752 ql_dbg(ql_dbg_disc, vha, 0x20eb, "%s %d %8phC cmd error %x\n",
1753 __func__, __LINE__, ea->fcport->port_name, ea->data[1]);
1755 ea->fcport->flags &= ~FCF_ASYNC_SENT;
1756 ea->fcport->disc_state = DSC_LOGIN_FAILED;
1757 if (ea->data[1] & QLA_LOGIO_LOGIN_RETRIED)
1758 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
1759 else
1760 qla2x00_mark_device_lost(vha, ea->fcport, 1, 0);
1761 break;
1762 case MBS_LOOP_ID_USED:
1763 /* data[1] = IO PARAM 1 = nport ID */
1764 cid.b.domain = (ea->iop[1] >> 16) & 0xff;
1765 cid.b.area = (ea->iop[1] >> 8) & 0xff;
1766 cid.b.al_pa = ea->iop[1] & 0xff;
1767 cid.b.rsvd_1 = 0;
1769 ql_dbg(ql_dbg_disc, vha, 0x20ec,
1770 "%s %d %8phC LoopID 0x%x in use post gnl\n",
1771 __func__, __LINE__, ea->fcport->port_name,
1772 ea->fcport->loop_id);
1774 if (IS_SW_RESV_ADDR(cid)) {
1775 set_bit(ea->fcport->loop_id, vha->hw->loop_id_map);
1776 ea->fcport->loop_id = FC_NO_LOOP_ID;
1777 } else {
1778 qla2x00_clear_loop_id(ea->fcport);
1780 qla24xx_post_gnl_work(vha, ea->fcport);
1781 break;
1782 case MBS_PORT_ID_USED:
1783 ql_dbg(ql_dbg_disc, vha, 0x20ed,
1784 "%s %d %8phC NPortId %02x%02x%02x inuse post gidpn\n",
1785 __func__, __LINE__, ea->fcport->port_name,
1786 ea->fcport->d_id.b.domain, ea->fcport->d_id.b.area,
1787 ea->fcport->d_id.b.al_pa);
1789 lid = ea->iop[1] & 0xffff;
1790 qlt_find_sess_invalidate_other(vha,
1791 wwn_to_u64(ea->fcport->port_name),
1792 ea->fcport->d_id, lid, &conflict_fcport);
1794 if (conflict_fcport) {
1796 * Another fcport share the same loop_id/nport id.
1797 * Conflict fcport needs to finish cleanup before this
1798 * fcport can proceed to login.
1800 conflict_fcport->conflict = ea->fcport;
1801 ea->fcport->login_pause = 1;
1803 ql_dbg(ql_dbg_disc, vha, 0x20ed,
1804 "%s %d %8phC NPortId %06x inuse with loopid 0x%x. post gidpn\n",
1805 __func__, __LINE__, ea->fcport->port_name,
1806 ea->fcport->d_id.b24, lid);
1807 qla2x00_clear_loop_id(ea->fcport);
1808 qla24xx_post_gidpn_work(vha, ea->fcport);
1809 } else {
1810 ql_dbg(ql_dbg_disc, vha, 0x20ed,
1811 "%s %d %8phC NPortId %06x inuse with loopid 0x%x. sched delete\n",
1812 __func__, __LINE__, ea->fcport->port_name,
1813 ea->fcport->d_id.b24, lid);
1815 qla2x00_clear_loop_id(ea->fcport);
1816 set_bit(lid, vha->hw->loop_id_map);
1817 ea->fcport->loop_id = lid;
1818 ea->fcport->keep_nport_handle = 0;
1819 qlt_schedule_sess_for_deletion(ea->fcport);
1821 break;
1823 return;
1826 void
1827 qla2x00_async_logout_done(struct scsi_qla_host *vha, fc_port_t *fcport,
1828 uint16_t *data)
1830 qla2x00_mark_device_lost(vha, fcport, 1, 0);
1831 qlt_logo_completion_handler(fcport, data[0]);
1832 fcport->login_gen++;
1833 fcport->flags &= ~FCF_ASYNC_ACTIVE;
1834 return;
1837 void
1838 qla2x00_async_adisc_done(struct scsi_qla_host *vha, fc_port_t *fcport,
1839 uint16_t *data)
1841 fcport->flags &= ~(FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE);
1842 if (data[0] == MBS_COMMAND_COMPLETE) {
1843 qla2x00_update_fcport(vha, fcport);
1845 return;
1848 /* Retry login. */
1849 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
1850 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
1851 else
1852 qla2x00_mark_device_lost(vha, fcport, 1, 0);
1854 return;
1857 /****************************************************************************/
1858 /* QLogic ISP2x00 Hardware Support Functions. */
1859 /****************************************************************************/
1861 static int
1862 qla83xx_nic_core_fw_load(scsi_qla_host_t *vha)
1864 int rval = QLA_SUCCESS;
1865 struct qla_hw_data *ha = vha->hw;
1866 uint32_t idc_major_ver, idc_minor_ver;
1867 uint16_t config[4];
1869 qla83xx_idc_lock(vha, 0);
1871 /* SV: TODO: Assign initialization timeout from
1872 * flash-info / other param
1874 ha->fcoe_dev_init_timeout = QLA83XX_IDC_INITIALIZATION_TIMEOUT;
1875 ha->fcoe_reset_timeout = QLA83XX_IDC_RESET_ACK_TIMEOUT;
1877 /* Set our fcoe function presence */
1878 if (__qla83xx_set_drv_presence(vha) != QLA_SUCCESS) {
1879 ql_dbg(ql_dbg_p3p, vha, 0xb077,
1880 "Error while setting DRV-Presence.\n");
1881 rval = QLA_FUNCTION_FAILED;
1882 goto exit;
1885 /* Decide the reset ownership */
1886 qla83xx_reset_ownership(vha);
1889 * On first protocol driver load:
1890 * Init-Owner: Set IDC-Major-Version and Clear IDC-Lock-Recovery
1891 * register.
1892 * Others: Check compatibility with current IDC Major version.
1894 qla83xx_rd_reg(vha, QLA83XX_IDC_MAJOR_VERSION, &idc_major_ver);
1895 if (ha->flags.nic_core_reset_owner) {
1896 /* Set IDC Major version */
1897 idc_major_ver = QLA83XX_SUPP_IDC_MAJOR_VERSION;
1898 qla83xx_wr_reg(vha, QLA83XX_IDC_MAJOR_VERSION, idc_major_ver);
1900 /* Clearing IDC-Lock-Recovery register */
1901 qla83xx_wr_reg(vha, QLA83XX_IDC_LOCK_RECOVERY, 0);
1902 } else if (idc_major_ver != QLA83XX_SUPP_IDC_MAJOR_VERSION) {
1904 * Clear further IDC participation if we are not compatible with
1905 * the current IDC Major Version.
1907 ql_log(ql_log_warn, vha, 0xb07d,
1908 "Failing load, idc_major_ver=%d, expected_major_ver=%d.\n",
1909 idc_major_ver, QLA83XX_SUPP_IDC_MAJOR_VERSION);
1910 __qla83xx_clear_drv_presence(vha);
1911 rval = QLA_FUNCTION_FAILED;
1912 goto exit;
1914 /* Each function sets its supported Minor version. */
1915 qla83xx_rd_reg(vha, QLA83XX_IDC_MINOR_VERSION, &idc_minor_ver);
1916 idc_minor_ver |= (QLA83XX_SUPP_IDC_MINOR_VERSION << (ha->portnum * 2));
1917 qla83xx_wr_reg(vha, QLA83XX_IDC_MINOR_VERSION, idc_minor_ver);
1919 if (ha->flags.nic_core_reset_owner) {
1920 memset(config, 0, sizeof(config));
1921 if (!qla81xx_get_port_config(vha, config))
1922 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE,
1923 QLA8XXX_DEV_READY);
1926 rval = qla83xx_idc_state_handler(vha);
1928 exit:
1929 qla83xx_idc_unlock(vha, 0);
1931 return rval;
1935 * qla2x00_initialize_adapter
1936 * Initialize board.
1938 * Input:
1939 * ha = adapter block pointer.
1941 * Returns:
1942 * 0 = success
1945 qla2x00_initialize_adapter(scsi_qla_host_t *vha)
1947 int rval;
1948 struct qla_hw_data *ha = vha->hw;
1949 struct req_que *req = ha->req_q_map[0];
1951 memset(&vha->qla_stats, 0, sizeof(vha->qla_stats));
1952 memset(&vha->fc_host_stat, 0, sizeof(vha->fc_host_stat));
1954 /* Clear adapter flags. */
1955 vha->flags.online = 0;
1956 ha->flags.chip_reset_done = 0;
1957 vha->flags.reset_active = 0;
1958 ha->flags.pci_channel_io_perm_failure = 0;
1959 ha->flags.eeh_busy = 0;
1960 vha->qla_stats.jiffies_at_last_reset = get_jiffies_64();
1961 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
1962 atomic_set(&vha->loop_state, LOOP_DOWN);
1963 vha->device_flags = DFLG_NO_CABLE;
1964 vha->dpc_flags = 0;
1965 vha->flags.management_server_logged_in = 0;
1966 vha->marker_needed = 0;
1967 ha->isp_abort_cnt = 0;
1968 ha->beacon_blink_led = 0;
1970 set_bit(0, ha->req_qid_map);
1971 set_bit(0, ha->rsp_qid_map);
1973 ql_dbg(ql_dbg_init, vha, 0x0040,
1974 "Configuring PCI space...\n");
1975 rval = ha->isp_ops->pci_config(vha);
1976 if (rval) {
1977 ql_log(ql_log_warn, vha, 0x0044,
1978 "Unable to configure PCI space.\n");
1979 return (rval);
1982 ha->isp_ops->reset_chip(vha);
1984 rval = qla2xxx_get_flash_info(vha);
1985 if (rval) {
1986 ql_log(ql_log_fatal, vha, 0x004f,
1987 "Unable to validate FLASH data.\n");
1988 return rval;
1991 if (IS_QLA8044(ha)) {
1992 qla8044_read_reset_template(vha);
1994 /* NOTE: If ql2xdontresethba==1, set IDC_CTRL DONTRESET_BIT0.
1995 * If DONRESET_BIT0 is set, drivers should not set dev_state
1996 * to NEED_RESET. But if NEED_RESET is set, drivers should
1997 * should honor the reset. */
1998 if (ql2xdontresethba == 1)
1999 qla8044_set_idc_dontreset(vha);
2002 ha->isp_ops->get_flash_version(vha, req->ring);
2003 ql_dbg(ql_dbg_init, vha, 0x0061,
2004 "Configure NVRAM parameters...\n");
2006 ha->isp_ops->nvram_config(vha);
2008 if (ha->flags.disable_serdes) {
2009 /* Mask HBA via NVRAM settings? */
2010 ql_log(ql_log_info, vha, 0x0077,
2011 "Masking HBA WWPN %8phN (via NVRAM).\n", vha->port_name);
2012 return QLA_FUNCTION_FAILED;
2015 ql_dbg(ql_dbg_init, vha, 0x0078,
2016 "Verifying loaded RISC code...\n");
2018 if (qla2x00_isp_firmware(vha) != QLA_SUCCESS) {
2019 rval = ha->isp_ops->chip_diag(vha);
2020 if (rval)
2021 return (rval);
2022 rval = qla2x00_setup_chip(vha);
2023 if (rval)
2024 return (rval);
2027 if (IS_QLA84XX(ha)) {
2028 ha->cs84xx = qla84xx_get_chip(vha);
2029 if (!ha->cs84xx) {
2030 ql_log(ql_log_warn, vha, 0x00d0,
2031 "Unable to configure ISP84XX.\n");
2032 return QLA_FUNCTION_FAILED;
2036 if (qla_ini_mode_enabled(vha) || qla_dual_mode_enabled(vha))
2037 rval = qla2x00_init_rings(vha);
2039 ha->flags.chip_reset_done = 1;
2041 if (rval == QLA_SUCCESS && IS_QLA84XX(ha)) {
2042 /* Issue verify 84xx FW IOCB to complete 84xx initialization */
2043 rval = qla84xx_init_chip(vha);
2044 if (rval != QLA_SUCCESS) {
2045 ql_log(ql_log_warn, vha, 0x00d4,
2046 "Unable to initialize ISP84XX.\n");
2047 qla84xx_put_chip(vha);
2051 /* Load the NIC Core f/w if we are the first protocol driver. */
2052 if (IS_QLA8031(ha)) {
2053 rval = qla83xx_nic_core_fw_load(vha);
2054 if (rval)
2055 ql_log(ql_log_warn, vha, 0x0124,
2056 "Error in initializing NIC Core f/w.\n");
2059 if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha))
2060 qla24xx_read_fcp_prio_cfg(vha);
2062 if (IS_P3P_TYPE(ha))
2063 qla82xx_set_driver_version(vha, QLA2XXX_VERSION);
2064 else
2065 qla25xx_set_driver_version(vha, QLA2XXX_VERSION);
2067 return (rval);
2071 * qla2100_pci_config() - Setup ISP21xx PCI configuration registers.
2072 * @vha: HA context
2074 * Returns 0 on success.
2077 qla2100_pci_config(scsi_qla_host_t *vha)
2079 uint16_t w;
2080 unsigned long flags;
2081 struct qla_hw_data *ha = vha->hw;
2082 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
2084 pci_set_master(ha->pdev);
2085 pci_try_set_mwi(ha->pdev);
2087 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
2088 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
2089 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
2091 pci_disable_rom(ha->pdev);
2093 /* Get PCI bus information. */
2094 spin_lock_irqsave(&ha->hardware_lock, flags);
2095 ha->pci_attr = RD_REG_WORD(&reg->ctrl_status);
2096 spin_unlock_irqrestore(&ha->hardware_lock, flags);
2098 return QLA_SUCCESS;
2102 * qla2300_pci_config() - Setup ISP23xx PCI configuration registers.
2103 * @vha: HA context
2105 * Returns 0 on success.
2108 qla2300_pci_config(scsi_qla_host_t *vha)
2110 uint16_t w;
2111 unsigned long flags = 0;
2112 uint32_t cnt;
2113 struct qla_hw_data *ha = vha->hw;
2114 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
2116 pci_set_master(ha->pdev);
2117 pci_try_set_mwi(ha->pdev);
2119 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
2120 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
2122 if (IS_QLA2322(ha) || IS_QLA6322(ha))
2123 w &= ~PCI_COMMAND_INTX_DISABLE;
2124 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
2127 * If this is a 2300 card and not 2312, reset the
2128 * COMMAND_INVALIDATE due to a bug in the 2300. Unfortunately,
2129 * the 2310 also reports itself as a 2300 so we need to get the
2130 * fb revision level -- a 6 indicates it really is a 2300 and
2131 * not a 2310.
2133 if (IS_QLA2300(ha)) {
2134 spin_lock_irqsave(&ha->hardware_lock, flags);
2136 /* Pause RISC. */
2137 WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
2138 for (cnt = 0; cnt < 30000; cnt++) {
2139 if ((RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) != 0)
2140 break;
2142 udelay(10);
2145 /* Select FPM registers. */
2146 WRT_REG_WORD(&reg->ctrl_status, 0x20);
2147 RD_REG_WORD(&reg->ctrl_status);
2149 /* Get the fb rev level */
2150 ha->fb_rev = RD_FB_CMD_REG(ha, reg);
2152 if (ha->fb_rev == FPM_2300)
2153 pci_clear_mwi(ha->pdev);
2155 /* Deselect FPM registers. */
2156 WRT_REG_WORD(&reg->ctrl_status, 0x0);
2157 RD_REG_WORD(&reg->ctrl_status);
2159 /* Release RISC module. */
2160 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
2161 for (cnt = 0; cnt < 30000; cnt++) {
2162 if ((RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0)
2163 break;
2165 udelay(10);
2168 spin_unlock_irqrestore(&ha->hardware_lock, flags);
2171 pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80);
2173 pci_disable_rom(ha->pdev);
2175 /* Get PCI bus information. */
2176 spin_lock_irqsave(&ha->hardware_lock, flags);
2177 ha->pci_attr = RD_REG_WORD(&reg->ctrl_status);
2178 spin_unlock_irqrestore(&ha->hardware_lock, flags);
2180 return QLA_SUCCESS;
2184 * qla24xx_pci_config() - Setup ISP24xx PCI configuration registers.
2185 * @vha: HA context
2187 * Returns 0 on success.
2190 qla24xx_pci_config(scsi_qla_host_t *vha)
2192 uint16_t w;
2193 unsigned long flags = 0;
2194 struct qla_hw_data *ha = vha->hw;
2195 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
2197 pci_set_master(ha->pdev);
2198 pci_try_set_mwi(ha->pdev);
2200 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
2201 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
2202 w &= ~PCI_COMMAND_INTX_DISABLE;
2203 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
2205 pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80);
2207 /* PCI-X -- adjust Maximum Memory Read Byte Count (2048). */
2208 if (pci_find_capability(ha->pdev, PCI_CAP_ID_PCIX))
2209 pcix_set_mmrbc(ha->pdev, 2048);
2211 /* PCIe -- adjust Maximum Read Request Size (2048). */
2212 if (pci_is_pcie(ha->pdev))
2213 pcie_set_readrq(ha->pdev, 4096);
2215 pci_disable_rom(ha->pdev);
2217 ha->chip_revision = ha->pdev->revision;
2219 /* Get PCI bus information. */
2220 spin_lock_irqsave(&ha->hardware_lock, flags);
2221 ha->pci_attr = RD_REG_DWORD(&reg->ctrl_status);
2222 spin_unlock_irqrestore(&ha->hardware_lock, flags);
2224 return QLA_SUCCESS;
2228 * qla25xx_pci_config() - Setup ISP25xx PCI configuration registers.
2229 * @vha: HA context
2231 * Returns 0 on success.
2234 qla25xx_pci_config(scsi_qla_host_t *vha)
2236 uint16_t w;
2237 struct qla_hw_data *ha = vha->hw;
2239 pci_set_master(ha->pdev);
2240 pci_try_set_mwi(ha->pdev);
2242 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
2243 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
2244 w &= ~PCI_COMMAND_INTX_DISABLE;
2245 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
2247 /* PCIe -- adjust Maximum Read Request Size (2048). */
2248 if (pci_is_pcie(ha->pdev))
2249 pcie_set_readrq(ha->pdev, 4096);
2251 pci_disable_rom(ha->pdev);
2253 ha->chip_revision = ha->pdev->revision;
2255 return QLA_SUCCESS;
2259 * qla2x00_isp_firmware() - Choose firmware image.
2260 * @vha: HA context
2262 * Returns 0 on success.
2264 static int
2265 qla2x00_isp_firmware(scsi_qla_host_t *vha)
2267 int rval;
2268 uint16_t loop_id, topo, sw_cap;
2269 uint8_t domain, area, al_pa;
2270 struct qla_hw_data *ha = vha->hw;
2272 /* Assume loading risc code */
2273 rval = QLA_FUNCTION_FAILED;
2275 if (ha->flags.disable_risc_code_load) {
2276 ql_log(ql_log_info, vha, 0x0079, "RISC CODE NOT loaded.\n");
2278 /* Verify checksum of loaded RISC code. */
2279 rval = qla2x00_verify_checksum(vha, ha->fw_srisc_address);
2280 if (rval == QLA_SUCCESS) {
2281 /* And, verify we are not in ROM code. */
2282 rval = qla2x00_get_adapter_id(vha, &loop_id, &al_pa,
2283 &area, &domain, &topo, &sw_cap);
2287 if (rval)
2288 ql_dbg(ql_dbg_init, vha, 0x007a,
2289 "**** Load RISC code ****.\n");
2291 return (rval);
2295 * qla2x00_reset_chip() - Reset ISP chip.
2296 * @vha: HA context
2298 * Returns 0 on success.
2300 void
2301 qla2x00_reset_chip(scsi_qla_host_t *vha)
2303 unsigned long flags = 0;
2304 struct qla_hw_data *ha = vha->hw;
2305 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
2306 uint32_t cnt;
2307 uint16_t cmd;
2309 if (unlikely(pci_channel_offline(ha->pdev)))
2310 return;
2312 ha->isp_ops->disable_intrs(ha);
2314 spin_lock_irqsave(&ha->hardware_lock, flags);
2316 /* Turn off master enable */
2317 cmd = 0;
2318 pci_read_config_word(ha->pdev, PCI_COMMAND, &cmd);
2319 cmd &= ~PCI_COMMAND_MASTER;
2320 pci_write_config_word(ha->pdev, PCI_COMMAND, cmd);
2322 if (!IS_QLA2100(ha)) {
2323 /* Pause RISC. */
2324 WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
2325 if (IS_QLA2200(ha) || IS_QLA2300(ha)) {
2326 for (cnt = 0; cnt < 30000; cnt++) {
2327 if ((RD_REG_WORD(&reg->hccr) &
2328 HCCR_RISC_PAUSE) != 0)
2329 break;
2330 udelay(100);
2332 } else {
2333 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
2334 udelay(10);
2337 /* Select FPM registers. */
2338 WRT_REG_WORD(&reg->ctrl_status, 0x20);
2339 RD_REG_WORD(&reg->ctrl_status); /* PCI Posting. */
2341 /* FPM Soft Reset. */
2342 WRT_REG_WORD(&reg->fpm_diag_config, 0x100);
2343 RD_REG_WORD(&reg->fpm_diag_config); /* PCI Posting. */
2345 /* Toggle Fpm Reset. */
2346 if (!IS_QLA2200(ha)) {
2347 WRT_REG_WORD(&reg->fpm_diag_config, 0x0);
2348 RD_REG_WORD(&reg->fpm_diag_config); /* PCI Posting. */
2351 /* Select frame buffer registers. */
2352 WRT_REG_WORD(&reg->ctrl_status, 0x10);
2353 RD_REG_WORD(&reg->ctrl_status); /* PCI Posting. */
2355 /* Reset frame buffer FIFOs. */
2356 if (IS_QLA2200(ha)) {
2357 WRT_FB_CMD_REG(ha, reg, 0xa000);
2358 RD_FB_CMD_REG(ha, reg); /* PCI Posting. */
2359 } else {
2360 WRT_FB_CMD_REG(ha, reg, 0x00fc);
2362 /* Read back fb_cmd until zero or 3 seconds max */
2363 for (cnt = 0; cnt < 3000; cnt++) {
2364 if ((RD_FB_CMD_REG(ha, reg) & 0xff) == 0)
2365 break;
2366 udelay(100);
2370 /* Select RISC module registers. */
2371 WRT_REG_WORD(&reg->ctrl_status, 0);
2372 RD_REG_WORD(&reg->ctrl_status); /* PCI Posting. */
2374 /* Reset RISC processor. */
2375 WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
2376 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
2378 /* Release RISC processor. */
2379 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
2380 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
2383 WRT_REG_WORD(&reg->hccr, HCCR_CLR_RISC_INT);
2384 WRT_REG_WORD(&reg->hccr, HCCR_CLR_HOST_INT);
2386 /* Reset ISP chip. */
2387 WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
2389 /* Wait for RISC to recover from reset. */
2390 if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
2392 * It is necessary to for a delay here since the card doesn't
2393 * respond to PCI reads during a reset. On some architectures
2394 * this will result in an MCA.
2396 udelay(20);
2397 for (cnt = 30000; cnt; cnt--) {
2398 if ((RD_REG_WORD(&reg->ctrl_status) &
2399 CSR_ISP_SOFT_RESET) == 0)
2400 break;
2401 udelay(100);
2403 } else
2404 udelay(10);
2406 /* Reset RISC processor. */
2407 WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
2409 WRT_REG_WORD(&reg->semaphore, 0);
2411 /* Release RISC processor. */
2412 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
2413 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
2415 if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
2416 for (cnt = 0; cnt < 30000; cnt++) {
2417 if (RD_MAILBOX_REG(ha, reg, 0) != MBS_BUSY)
2418 break;
2420 udelay(100);
2422 } else
2423 udelay(100);
2425 /* Turn on master enable */
2426 cmd |= PCI_COMMAND_MASTER;
2427 pci_write_config_word(ha->pdev, PCI_COMMAND, cmd);
2429 /* Disable RISC pause on FPM parity error. */
2430 if (!IS_QLA2100(ha)) {
2431 WRT_REG_WORD(&reg->hccr, HCCR_DISABLE_PARITY_PAUSE);
2432 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
2435 spin_unlock_irqrestore(&ha->hardware_lock, flags);
2439 * qla81xx_reset_mpi() - Reset's MPI FW via Write MPI Register MBC.
2440 * @vha: HA context
2442 * Returns 0 on success.
2444 static int
2445 qla81xx_reset_mpi(scsi_qla_host_t *vha)
2447 uint16_t mb[4] = {0x1010, 0, 1, 0};
2449 if (!IS_QLA81XX(vha->hw))
2450 return QLA_SUCCESS;
2452 return qla81xx_write_mpi_register(vha, mb);
2456 * qla24xx_reset_risc() - Perform full reset of ISP24xx RISC.
2457 * @vha: HA context
2459 * Returns 0 on success.
2461 static inline int
2462 qla24xx_reset_risc(scsi_qla_host_t *vha)
2464 unsigned long flags = 0;
2465 struct qla_hw_data *ha = vha->hw;
2466 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
2467 uint32_t cnt;
2468 uint16_t wd;
2469 static int abts_cnt; /* ISP abort retry counts */
2470 int rval = QLA_SUCCESS;
2472 spin_lock_irqsave(&ha->hardware_lock, flags);
2474 /* Reset RISC. */
2475 WRT_REG_DWORD(&reg->ctrl_status, CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
2476 for (cnt = 0; cnt < 30000; cnt++) {
2477 if ((RD_REG_DWORD(&reg->ctrl_status) & CSRX_DMA_ACTIVE) == 0)
2478 break;
2480 udelay(10);
2483 if (!(RD_REG_DWORD(&reg->ctrl_status) & CSRX_DMA_ACTIVE))
2484 set_bit(DMA_SHUTDOWN_CMPL, &ha->fw_dump_cap_flags);
2486 ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x017e,
2487 "HCCR: 0x%x, Control Status %x, DMA active status:0x%x\n",
2488 RD_REG_DWORD(&reg->hccr),
2489 RD_REG_DWORD(&reg->ctrl_status),
2490 (RD_REG_DWORD(&reg->ctrl_status) & CSRX_DMA_ACTIVE));
2492 WRT_REG_DWORD(&reg->ctrl_status,
2493 CSRX_ISP_SOFT_RESET|CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
2494 pci_read_config_word(ha->pdev, PCI_COMMAND, &wd);
2496 udelay(100);
2498 /* Wait for firmware to complete NVRAM accesses. */
2499 RD_REG_WORD(&reg->mailbox0);
2500 for (cnt = 10000; RD_REG_WORD(&reg->mailbox0) != 0 &&
2501 rval == QLA_SUCCESS; cnt--) {
2502 barrier();
2503 if (cnt)
2504 udelay(5);
2505 else
2506 rval = QLA_FUNCTION_TIMEOUT;
2509 if (rval == QLA_SUCCESS)
2510 set_bit(ISP_MBX_RDY, &ha->fw_dump_cap_flags);
2512 ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x017f,
2513 "HCCR: 0x%x, MailBox0 Status 0x%x\n",
2514 RD_REG_DWORD(&reg->hccr),
2515 RD_REG_DWORD(&reg->mailbox0));
2517 /* Wait for soft-reset to complete. */
2518 RD_REG_DWORD(&reg->ctrl_status);
2519 for (cnt = 0; cnt < 60; cnt++) {
2520 barrier();
2521 if ((RD_REG_DWORD(&reg->ctrl_status) &
2522 CSRX_ISP_SOFT_RESET) == 0)
2523 break;
2525 udelay(5);
2527 if (!(RD_REG_DWORD(&reg->ctrl_status) & CSRX_ISP_SOFT_RESET))
2528 set_bit(ISP_SOFT_RESET_CMPL, &ha->fw_dump_cap_flags);
2530 ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x015d,
2531 "HCCR: 0x%x, Soft Reset status: 0x%x\n",
2532 RD_REG_DWORD(&reg->hccr),
2533 RD_REG_DWORD(&reg->ctrl_status));
2535 /* If required, do an MPI FW reset now */
2536 if (test_and_clear_bit(MPI_RESET_NEEDED, &vha->dpc_flags)) {
2537 if (qla81xx_reset_mpi(vha) != QLA_SUCCESS) {
2538 if (++abts_cnt < 5) {
2539 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2540 set_bit(MPI_RESET_NEEDED, &vha->dpc_flags);
2541 } else {
2543 * We exhausted the ISP abort retries. We have to
2544 * set the board offline.
2546 abts_cnt = 0;
2547 vha->flags.online = 0;
2552 WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_RESET);
2553 RD_REG_DWORD(&reg->hccr);
2555 WRT_REG_DWORD(&reg->hccr, HCCRX_REL_RISC_PAUSE);
2556 RD_REG_DWORD(&reg->hccr);
2558 WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_RESET);
2559 RD_REG_DWORD(&reg->hccr);
2561 RD_REG_WORD(&reg->mailbox0);
2562 for (cnt = 60; RD_REG_WORD(&reg->mailbox0) != 0 &&
2563 rval == QLA_SUCCESS; cnt--) {
2564 barrier();
2565 if (cnt)
2566 udelay(5);
2567 else
2568 rval = QLA_FUNCTION_TIMEOUT;
2570 if (rval == QLA_SUCCESS)
2571 set_bit(RISC_RDY_AFT_RESET, &ha->fw_dump_cap_flags);
2573 ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x015e,
2574 "Host Risc 0x%x, mailbox0 0x%x\n",
2575 RD_REG_DWORD(&reg->hccr),
2576 RD_REG_WORD(&reg->mailbox0));
2578 spin_unlock_irqrestore(&ha->hardware_lock, flags);
2580 ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x015f,
2581 "Driver in %s mode\n",
2582 IS_NOPOLLING_TYPE(ha) ? "Interrupt" : "Polling");
2584 if (IS_NOPOLLING_TYPE(ha))
2585 ha->isp_ops->enable_intrs(ha);
2587 return rval;
2590 static void
2591 qla25xx_read_risc_sema_reg(scsi_qla_host_t *vha, uint32_t *data)
2593 struct device_reg_24xx __iomem *reg = &vha->hw->iobase->isp24;
2595 WRT_REG_DWORD(&reg->iobase_addr, RISC_REGISTER_BASE_OFFSET);
2596 *data = RD_REG_DWORD(&reg->iobase_window + RISC_REGISTER_WINDOW_OFFET);
2600 static void
2601 qla25xx_write_risc_sema_reg(scsi_qla_host_t *vha, uint32_t data)
2603 struct device_reg_24xx __iomem *reg = &vha->hw->iobase->isp24;
2605 WRT_REG_DWORD(&reg->iobase_addr, RISC_REGISTER_BASE_OFFSET);
2606 WRT_REG_DWORD(&reg->iobase_window + RISC_REGISTER_WINDOW_OFFET, data);
2609 static void
2610 qla25xx_manipulate_risc_semaphore(scsi_qla_host_t *vha)
2612 uint32_t wd32 = 0;
2613 uint delta_msec = 100;
2614 uint elapsed_msec = 0;
2615 uint timeout_msec;
2616 ulong n;
2618 if (vha->hw->pdev->subsystem_device != 0x0175 &&
2619 vha->hw->pdev->subsystem_device != 0x0240)
2620 return;
2622 WRT_REG_DWORD(&vha->hw->iobase->isp24.hccr, HCCRX_SET_RISC_PAUSE);
2623 udelay(100);
2625 attempt:
2626 timeout_msec = TIMEOUT_SEMAPHORE;
2627 n = timeout_msec / delta_msec;
2628 while (n--) {
2629 qla25xx_write_risc_sema_reg(vha, RISC_SEMAPHORE_SET);
2630 qla25xx_read_risc_sema_reg(vha, &wd32);
2631 if (wd32 & RISC_SEMAPHORE)
2632 break;
2633 msleep(delta_msec);
2634 elapsed_msec += delta_msec;
2635 if (elapsed_msec > TIMEOUT_TOTAL_ELAPSED)
2636 goto force;
2639 if (!(wd32 & RISC_SEMAPHORE))
2640 goto force;
2642 if (!(wd32 & RISC_SEMAPHORE_FORCE))
2643 goto acquired;
2645 qla25xx_write_risc_sema_reg(vha, RISC_SEMAPHORE_CLR);
2646 timeout_msec = TIMEOUT_SEMAPHORE_FORCE;
2647 n = timeout_msec / delta_msec;
2648 while (n--) {
2649 qla25xx_read_risc_sema_reg(vha, &wd32);
2650 if (!(wd32 & RISC_SEMAPHORE_FORCE))
2651 break;
2652 msleep(delta_msec);
2653 elapsed_msec += delta_msec;
2654 if (elapsed_msec > TIMEOUT_TOTAL_ELAPSED)
2655 goto force;
2658 if (wd32 & RISC_SEMAPHORE_FORCE)
2659 qla25xx_write_risc_sema_reg(vha, RISC_SEMAPHORE_FORCE_CLR);
2661 goto attempt;
2663 force:
2664 qla25xx_write_risc_sema_reg(vha, RISC_SEMAPHORE_FORCE_SET);
2666 acquired:
2667 return;
2671 * qla24xx_reset_chip() - Reset ISP24xx chip.
2672 * @vha: HA context
2674 * Returns 0 on success.
2676 void
2677 qla24xx_reset_chip(scsi_qla_host_t *vha)
2679 struct qla_hw_data *ha = vha->hw;
2681 if (pci_channel_offline(ha->pdev) &&
2682 ha->flags.pci_channel_io_perm_failure) {
2683 return;
2686 ha->isp_ops->disable_intrs(ha);
2688 qla25xx_manipulate_risc_semaphore(vha);
2690 /* Perform RISC reset. */
2691 qla24xx_reset_risc(vha);
2695 * qla2x00_chip_diag() - Test chip for proper operation.
2696 * @vha: HA context
2698 * Returns 0 on success.
2701 qla2x00_chip_diag(scsi_qla_host_t *vha)
2703 int rval;
2704 struct qla_hw_data *ha = vha->hw;
2705 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
2706 unsigned long flags = 0;
2707 uint16_t data;
2708 uint32_t cnt;
2709 uint16_t mb[5];
2710 struct req_que *req = ha->req_q_map[0];
2712 /* Assume a failed state */
2713 rval = QLA_FUNCTION_FAILED;
2715 ql_dbg(ql_dbg_init, vha, 0x007b, "Testing device at %p.\n",
2716 &reg->flash_address);
2718 spin_lock_irqsave(&ha->hardware_lock, flags);
2720 /* Reset ISP chip. */
2721 WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
2724 * We need to have a delay here since the card will not respond while
2725 * in reset causing an MCA on some architectures.
2727 udelay(20);
2728 data = qla2x00_debounce_register(&reg->ctrl_status);
2729 for (cnt = 6000000 ; cnt && (data & CSR_ISP_SOFT_RESET); cnt--) {
2730 udelay(5);
2731 data = RD_REG_WORD(&reg->ctrl_status);
2732 barrier();
2735 if (!cnt)
2736 goto chip_diag_failed;
2738 ql_dbg(ql_dbg_init, vha, 0x007c,
2739 "Reset register cleared by chip reset.\n");
2741 /* Reset RISC processor. */
2742 WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
2743 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
2745 /* Workaround for QLA2312 PCI parity error */
2746 if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
2747 data = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 0));
2748 for (cnt = 6000000; cnt && (data == MBS_BUSY); cnt--) {
2749 udelay(5);
2750 data = RD_MAILBOX_REG(ha, reg, 0);
2751 barrier();
2753 } else
2754 udelay(10);
2756 if (!cnt)
2757 goto chip_diag_failed;
2759 /* Check product ID of chip */
2760 ql_dbg(ql_dbg_init, vha, 0x007d, "Checking product ID of chip.\n");
2762 mb[1] = RD_MAILBOX_REG(ha, reg, 1);
2763 mb[2] = RD_MAILBOX_REG(ha, reg, 2);
2764 mb[3] = RD_MAILBOX_REG(ha, reg, 3);
2765 mb[4] = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 4));
2766 if (mb[1] != PROD_ID_1 || (mb[2] != PROD_ID_2 && mb[2] != PROD_ID_2a) ||
2767 mb[3] != PROD_ID_3) {
2768 ql_log(ql_log_warn, vha, 0x0062,
2769 "Wrong product ID = 0x%x,0x%x,0x%x.\n",
2770 mb[1], mb[2], mb[3]);
2772 goto chip_diag_failed;
2774 ha->product_id[0] = mb[1];
2775 ha->product_id[1] = mb[2];
2776 ha->product_id[2] = mb[3];
2777 ha->product_id[3] = mb[4];
2779 /* Adjust fw RISC transfer size */
2780 if (req->length > 1024)
2781 ha->fw_transfer_size = REQUEST_ENTRY_SIZE * 1024;
2782 else
2783 ha->fw_transfer_size = REQUEST_ENTRY_SIZE *
2784 req->length;
2786 if (IS_QLA2200(ha) &&
2787 RD_MAILBOX_REG(ha, reg, 7) == QLA2200A_RISC_ROM_VER) {
2788 /* Limit firmware transfer size with a 2200A */
2789 ql_dbg(ql_dbg_init, vha, 0x007e, "Found QLA2200A Chip.\n");
2791 ha->device_type |= DT_ISP2200A;
2792 ha->fw_transfer_size = 128;
2795 /* Wrap Incoming Mailboxes Test. */
2796 spin_unlock_irqrestore(&ha->hardware_lock, flags);
2798 ql_dbg(ql_dbg_init, vha, 0x007f, "Checking mailboxes.\n");
2799 rval = qla2x00_mbx_reg_test(vha);
2800 if (rval)
2801 ql_log(ql_log_warn, vha, 0x0080,
2802 "Failed mailbox send register test.\n");
2803 else
2804 /* Flag a successful rval */
2805 rval = QLA_SUCCESS;
2806 spin_lock_irqsave(&ha->hardware_lock, flags);
2808 chip_diag_failed:
2809 if (rval)
2810 ql_log(ql_log_info, vha, 0x0081,
2811 "Chip diagnostics **** FAILED ****.\n");
2813 spin_unlock_irqrestore(&ha->hardware_lock, flags);
2815 return (rval);
2819 * qla24xx_chip_diag() - Test ISP24xx for proper operation.
2820 * @vha: HA context
2822 * Returns 0 on success.
2825 qla24xx_chip_diag(scsi_qla_host_t *vha)
2827 int rval;
2828 struct qla_hw_data *ha = vha->hw;
2829 struct req_que *req = ha->req_q_map[0];
2831 if (IS_P3P_TYPE(ha))
2832 return QLA_SUCCESS;
2834 ha->fw_transfer_size = REQUEST_ENTRY_SIZE * req->length;
2836 rval = qla2x00_mbx_reg_test(vha);
2837 if (rval) {
2838 ql_log(ql_log_warn, vha, 0x0082,
2839 "Failed mailbox send register test.\n");
2840 } else {
2841 /* Flag a successful rval */
2842 rval = QLA_SUCCESS;
2845 return rval;
2848 static void
2849 qla2x00_alloc_offload_mem(scsi_qla_host_t *vha)
2851 int rval;
2852 dma_addr_t tc_dma;
2853 void *tc;
2854 struct qla_hw_data *ha = vha->hw;
2856 if (ha->eft) {
2857 ql_dbg(ql_dbg_init, vha, 0x00bd,
2858 "%s: Offload Mem is already allocated.\n",
2859 __func__);
2860 return;
2863 if (IS_FWI2_CAPABLE(ha)) {
2864 /* Allocate memory for Fibre Channel Event Buffer. */
2865 if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha) && !IS_QLA83XX(ha) &&
2866 !IS_QLA27XX(ha))
2867 goto try_eft;
2869 if (ha->fce)
2870 dma_free_coherent(&ha->pdev->dev,
2871 FCE_SIZE, ha->fce, ha->fce_dma);
2873 /* Allocate memory for Fibre Channel Event Buffer. */
2874 tc = dma_zalloc_coherent(&ha->pdev->dev, FCE_SIZE, &tc_dma,
2875 GFP_KERNEL);
2876 if (!tc) {
2877 ql_log(ql_log_warn, vha, 0x00be,
2878 "Unable to allocate (%d KB) for FCE.\n",
2879 FCE_SIZE / 1024);
2880 goto try_eft;
2883 rval = qla2x00_enable_fce_trace(vha, tc_dma, FCE_NUM_BUFFERS,
2884 ha->fce_mb, &ha->fce_bufs);
2885 if (rval) {
2886 ql_log(ql_log_warn, vha, 0x00bf,
2887 "Unable to initialize FCE (%d).\n", rval);
2888 dma_free_coherent(&ha->pdev->dev, FCE_SIZE, tc,
2889 tc_dma);
2890 ha->flags.fce_enabled = 0;
2891 goto try_eft;
2893 ql_dbg(ql_dbg_init, vha, 0x00c0,
2894 "Allocate (%d KB) for FCE...\n", FCE_SIZE / 1024);
2896 ha->flags.fce_enabled = 1;
2897 ha->fce_dma = tc_dma;
2898 ha->fce = tc;
2900 try_eft:
2901 if (ha->eft)
2902 dma_free_coherent(&ha->pdev->dev,
2903 EFT_SIZE, ha->eft, ha->eft_dma);
2905 /* Allocate memory for Extended Trace Buffer. */
2906 tc = dma_zalloc_coherent(&ha->pdev->dev, EFT_SIZE, &tc_dma,
2907 GFP_KERNEL);
2908 if (!tc) {
2909 ql_log(ql_log_warn, vha, 0x00c1,
2910 "Unable to allocate (%d KB) for EFT.\n",
2911 EFT_SIZE / 1024);
2912 goto eft_err;
2915 rval = qla2x00_enable_eft_trace(vha, tc_dma, EFT_NUM_BUFFERS);
2916 if (rval) {
2917 ql_log(ql_log_warn, vha, 0x00c2,
2918 "Unable to initialize EFT (%d).\n", rval);
2919 dma_free_coherent(&ha->pdev->dev, EFT_SIZE, tc,
2920 tc_dma);
2921 goto eft_err;
2923 ql_dbg(ql_dbg_init, vha, 0x00c3,
2924 "Allocated (%d KB) EFT ...\n", EFT_SIZE / 1024);
2926 ha->eft_dma = tc_dma;
2927 ha->eft = tc;
2930 eft_err:
2931 return;
2934 void
2935 qla2x00_alloc_fw_dump(scsi_qla_host_t *vha)
2937 uint32_t dump_size, fixed_size, mem_size, req_q_size, rsp_q_size,
2938 eft_size, fce_size, mq_size;
2939 struct qla_hw_data *ha = vha->hw;
2940 struct req_que *req = ha->req_q_map[0];
2941 struct rsp_que *rsp = ha->rsp_q_map[0];
2942 struct qla2xxx_fw_dump *fw_dump;
2944 dump_size = fixed_size = mem_size = eft_size = fce_size = mq_size = 0;
2945 req_q_size = rsp_q_size = 0;
2947 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
2948 fixed_size = sizeof(struct qla2100_fw_dump);
2949 } else if (IS_QLA23XX(ha)) {
2950 fixed_size = offsetof(struct qla2300_fw_dump, data_ram);
2951 mem_size = (ha->fw_memory_size - 0x11000 + 1) *
2952 sizeof(uint16_t);
2953 } else if (IS_FWI2_CAPABLE(ha)) {
2954 if (IS_QLA83XX(ha) || IS_QLA27XX(ha))
2955 fixed_size = offsetof(struct qla83xx_fw_dump, ext_mem);
2956 else if (IS_QLA81XX(ha))
2957 fixed_size = offsetof(struct qla81xx_fw_dump, ext_mem);
2958 else if (IS_QLA25XX(ha))
2959 fixed_size = offsetof(struct qla25xx_fw_dump, ext_mem);
2960 else
2961 fixed_size = offsetof(struct qla24xx_fw_dump, ext_mem);
2963 mem_size = (ha->fw_memory_size - 0x100000 + 1) *
2964 sizeof(uint32_t);
2965 if (ha->mqenable) {
2966 if (!IS_QLA83XX(ha) && !IS_QLA27XX(ha))
2967 mq_size = sizeof(struct qla2xxx_mq_chain);
2969 * Allocate maximum buffer size for all queues.
2970 * Resizing must be done at end-of-dump processing.
2972 mq_size += ha->max_req_queues *
2973 (req->length * sizeof(request_t));
2974 mq_size += ha->max_rsp_queues *
2975 (rsp->length * sizeof(response_t));
2977 if (ha->tgt.atio_ring)
2978 mq_size += ha->tgt.atio_q_length * sizeof(request_t);
2979 /* Allocate memory for Fibre Channel Event Buffer. */
2980 if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha) && !IS_QLA83XX(ha) &&
2981 !IS_QLA27XX(ha))
2982 goto try_eft;
2984 fce_size = sizeof(struct qla2xxx_fce_chain) + FCE_SIZE;
2985 try_eft:
2986 ql_dbg(ql_dbg_init, vha, 0x00c3,
2987 "Allocated (%d KB) EFT ...\n", EFT_SIZE / 1024);
2988 eft_size = EFT_SIZE;
2991 if (IS_QLA27XX(ha)) {
2992 if (!ha->fw_dump_template) {
2993 ql_log(ql_log_warn, vha, 0x00ba,
2994 "Failed missing fwdump template\n");
2995 return;
2997 dump_size = qla27xx_fwdt_calculate_dump_size(vha);
2998 ql_dbg(ql_dbg_init, vha, 0x00fa,
2999 "-> allocating fwdump (%x bytes)...\n", dump_size);
3000 goto allocate;
3003 req_q_size = req->length * sizeof(request_t);
3004 rsp_q_size = rsp->length * sizeof(response_t);
3005 dump_size = offsetof(struct qla2xxx_fw_dump, isp);
3006 dump_size += fixed_size + mem_size + req_q_size + rsp_q_size + eft_size;
3007 ha->chain_offset = dump_size;
3008 dump_size += mq_size + fce_size;
3010 if (ha->exchoffld_buf)
3011 dump_size += sizeof(struct qla2xxx_offld_chain) +
3012 ha->exchoffld_size;
3013 if (ha->exlogin_buf)
3014 dump_size += sizeof(struct qla2xxx_offld_chain) +
3015 ha->exlogin_size;
3017 allocate:
3018 if (!ha->fw_dump_len || dump_size != ha->fw_dump_len) {
3019 fw_dump = vmalloc(dump_size);
3020 if (!fw_dump) {
3021 ql_log(ql_log_warn, vha, 0x00c4,
3022 "Unable to allocate (%d KB) for firmware dump.\n",
3023 dump_size / 1024);
3024 } else {
3025 if (ha->fw_dump)
3026 vfree(ha->fw_dump);
3027 ha->fw_dump = fw_dump;
3029 ha->fw_dump_len = dump_size;
3030 ql_dbg(ql_dbg_init, vha, 0x00c5,
3031 "Allocated (%d KB) for firmware dump.\n",
3032 dump_size / 1024);
3034 if (IS_QLA27XX(ha))
3035 return;
3037 ha->fw_dump->signature[0] = 'Q';
3038 ha->fw_dump->signature[1] = 'L';
3039 ha->fw_dump->signature[2] = 'G';
3040 ha->fw_dump->signature[3] = 'C';
3041 ha->fw_dump->version = htonl(1);
3043 ha->fw_dump->fixed_size = htonl(fixed_size);
3044 ha->fw_dump->mem_size = htonl(mem_size);
3045 ha->fw_dump->req_q_size = htonl(req_q_size);
3046 ha->fw_dump->rsp_q_size = htonl(rsp_q_size);
3048 ha->fw_dump->eft_size = htonl(eft_size);
3049 ha->fw_dump->eft_addr_l = htonl(LSD(ha->eft_dma));
3050 ha->fw_dump->eft_addr_h = htonl(MSD(ha->eft_dma));
3052 ha->fw_dump->header_size =
3053 htonl(offsetof(struct qla2xxx_fw_dump, isp));
3058 static int
3059 qla81xx_mpi_sync(scsi_qla_host_t *vha)
3061 #define MPS_MASK 0xe0
3062 int rval;
3063 uint16_t dc;
3064 uint32_t dw;
3066 if (!IS_QLA81XX(vha->hw))
3067 return QLA_SUCCESS;
3069 rval = qla2x00_write_ram_word(vha, 0x7c00, 1);
3070 if (rval != QLA_SUCCESS) {
3071 ql_log(ql_log_warn, vha, 0x0105,
3072 "Unable to acquire semaphore.\n");
3073 goto done;
3076 pci_read_config_word(vha->hw->pdev, 0x54, &dc);
3077 rval = qla2x00_read_ram_word(vha, 0x7a15, &dw);
3078 if (rval != QLA_SUCCESS) {
3079 ql_log(ql_log_warn, vha, 0x0067, "Unable to read sync.\n");
3080 goto done_release;
3083 dc &= MPS_MASK;
3084 if (dc == (dw & MPS_MASK))
3085 goto done_release;
3087 dw &= ~MPS_MASK;
3088 dw |= dc;
3089 rval = qla2x00_write_ram_word(vha, 0x7a15, dw);
3090 if (rval != QLA_SUCCESS) {
3091 ql_log(ql_log_warn, vha, 0x0114, "Unable to gain sync.\n");
3094 done_release:
3095 rval = qla2x00_write_ram_word(vha, 0x7c00, 0);
3096 if (rval != QLA_SUCCESS) {
3097 ql_log(ql_log_warn, vha, 0x006d,
3098 "Unable to release semaphore.\n");
3101 done:
3102 return rval;
3106 qla2x00_alloc_outstanding_cmds(struct qla_hw_data *ha, struct req_que *req)
3108 /* Don't try to reallocate the array */
3109 if (req->outstanding_cmds)
3110 return QLA_SUCCESS;
3112 if (!IS_FWI2_CAPABLE(ha))
3113 req->num_outstanding_cmds = DEFAULT_OUTSTANDING_COMMANDS;
3114 else {
3115 if (ha->cur_fw_xcb_count <= ha->cur_fw_iocb_count)
3116 req->num_outstanding_cmds = ha->cur_fw_xcb_count;
3117 else
3118 req->num_outstanding_cmds = ha->cur_fw_iocb_count;
3121 req->outstanding_cmds = kzalloc(sizeof(srb_t *) *
3122 req->num_outstanding_cmds, GFP_KERNEL);
3124 if (!req->outstanding_cmds) {
3126 * Try to allocate a minimal size just so we can get through
3127 * initialization.
3129 req->num_outstanding_cmds = MIN_OUTSTANDING_COMMANDS;
3130 req->outstanding_cmds = kzalloc(sizeof(srb_t *) *
3131 req->num_outstanding_cmds, GFP_KERNEL);
3133 if (!req->outstanding_cmds) {
3134 ql_log(ql_log_fatal, NULL, 0x0126,
3135 "Failed to allocate memory for "
3136 "outstanding_cmds for req_que %p.\n", req);
3137 req->num_outstanding_cmds = 0;
3138 return QLA_FUNCTION_FAILED;
3142 return QLA_SUCCESS;
3145 #define PRINT_FIELD(_field, _flag, _str) { \
3146 if (a0->_field & _flag) {\
3147 if (p) {\
3148 strcat(ptr, "|");\
3149 ptr++;\
3150 leftover--;\
3152 len = snprintf(ptr, leftover, "%s", _str); \
3153 p = 1;\
3154 leftover -= len;\
3155 ptr += len; \
3159 static void qla2xxx_print_sfp_info(struct scsi_qla_host *vha)
3161 #define STR_LEN 64
3162 struct sff_8247_a0 *a0 = (struct sff_8247_a0 *)vha->hw->sfp_data;
3163 u8 str[STR_LEN], *ptr, p;
3164 int leftover, len;
3166 memset(str, 0, STR_LEN);
3167 snprintf(str, SFF_VEN_NAME_LEN+1, a0->vendor_name);
3168 ql_dbg(ql_dbg_init, vha, 0x015a,
3169 "SFP MFG Name: %s\n", str);
3171 memset(str, 0, STR_LEN);
3172 snprintf(str, SFF_PART_NAME_LEN+1, a0->vendor_pn);
3173 ql_dbg(ql_dbg_init, vha, 0x015c,
3174 "SFP Part Name: %s\n", str);
3176 /* media */
3177 memset(str, 0, STR_LEN);
3178 ptr = str;
3179 leftover = STR_LEN;
3180 p = len = 0;
3181 PRINT_FIELD(fc_med_cc9, FC_MED_TW, "Twin AX");
3182 PRINT_FIELD(fc_med_cc9, FC_MED_TP, "Twisted Pair");
3183 PRINT_FIELD(fc_med_cc9, FC_MED_MI, "Min Coax");
3184 PRINT_FIELD(fc_med_cc9, FC_MED_TV, "Video Coax");
3185 PRINT_FIELD(fc_med_cc9, FC_MED_M6, "MultiMode 62.5um");
3186 PRINT_FIELD(fc_med_cc9, FC_MED_M5, "MultiMode 50um");
3187 PRINT_FIELD(fc_med_cc9, FC_MED_SM, "SingleMode");
3188 ql_dbg(ql_dbg_init, vha, 0x0160,
3189 "SFP Media: %s\n", str);
3191 /* link length */
3192 memset(str, 0, STR_LEN);
3193 ptr = str;
3194 leftover = STR_LEN;
3195 p = len = 0;
3196 PRINT_FIELD(fc_ll_cc7, FC_LL_VL, "Very Long");
3197 PRINT_FIELD(fc_ll_cc7, FC_LL_S, "Short");
3198 PRINT_FIELD(fc_ll_cc7, FC_LL_I, "Intermediate");
3199 PRINT_FIELD(fc_ll_cc7, FC_LL_L, "Long");
3200 PRINT_FIELD(fc_ll_cc7, FC_LL_M, "Medium");
3201 ql_dbg(ql_dbg_init, vha, 0x0196,
3202 "SFP Link Length: %s\n", str);
3204 memset(str, 0, STR_LEN);
3205 ptr = str;
3206 leftover = STR_LEN;
3207 p = len = 0;
3208 PRINT_FIELD(fc_ll_cc7, FC_LL_SA, "Short Wave (SA)");
3209 PRINT_FIELD(fc_ll_cc7, FC_LL_LC, "Long Wave(LC)");
3210 PRINT_FIELD(fc_tec_cc8, FC_TEC_SN, "Short Wave (SN)");
3211 PRINT_FIELD(fc_tec_cc8, FC_TEC_SL, "Short Wave (SL)");
3212 PRINT_FIELD(fc_tec_cc8, FC_TEC_LL, "Long Wave (LL)");
3213 ql_dbg(ql_dbg_init, vha, 0x016e,
3214 "SFP FC Link Tech: %s\n", str);
3216 if (a0->length_km)
3217 ql_dbg(ql_dbg_init, vha, 0x016f,
3218 "SFP Distant: %d km\n", a0->length_km);
3219 if (a0->length_100m)
3220 ql_dbg(ql_dbg_init, vha, 0x0170,
3221 "SFP Distant: %d m\n", a0->length_100m*100);
3222 if (a0->length_50um_10m)
3223 ql_dbg(ql_dbg_init, vha, 0x0189,
3224 "SFP Distant (WL=50um): %d m\n", a0->length_50um_10m * 10);
3225 if (a0->length_62um_10m)
3226 ql_dbg(ql_dbg_init, vha, 0x018a,
3227 "SFP Distant (WL=62.5um): %d m\n", a0->length_62um_10m * 10);
3228 if (a0->length_om4_10m)
3229 ql_dbg(ql_dbg_init, vha, 0x0194,
3230 "SFP Distant (OM4): %d m\n", a0->length_om4_10m * 10);
3231 if (a0->length_om3_10m)
3232 ql_dbg(ql_dbg_init, vha, 0x0195,
3233 "SFP Distant (OM3): %d m\n", a0->length_om3_10m * 10);
3238 * Return Code:
3239 * QLA_SUCCESS: no action
3240 * QLA_INTERFACE_ERROR: SFP is not there.
3241 * QLA_FUNCTION_FAILED: detected New SFP
3244 qla24xx_detect_sfp(scsi_qla_host_t *vha)
3246 int rc = QLA_SUCCESS;
3247 struct sff_8247_a0 *a;
3248 struct qla_hw_data *ha = vha->hw;
3250 if (!AUTO_DETECT_SFP_SUPPORT(vha))
3251 goto out;
3253 rc = qla2x00_read_sfp_dev(vha, NULL, 0);
3254 if (rc)
3255 goto out;
3257 a = (struct sff_8247_a0 *)vha->hw->sfp_data;
3258 qla2xxx_print_sfp_info(vha);
3260 if (a->fc_ll_cc7 & FC_LL_VL || a->fc_ll_cc7 & FC_LL_L) {
3261 /* long range */
3262 ha->flags.detected_lr_sfp = 1;
3264 if (a->length_km > 5 || a->length_100m > 50)
3265 ha->long_range_distance = LR_DISTANCE_10K;
3266 else
3267 ha->long_range_distance = LR_DISTANCE_5K;
3269 if (ha->flags.detected_lr_sfp != ha->flags.using_lr_setting)
3270 ql_dbg(ql_dbg_async, vha, 0x507b,
3271 "Detected Long Range SFP.\n");
3272 } else {
3273 /* short range */
3274 ha->flags.detected_lr_sfp = 0;
3275 if (ha->flags.using_lr_setting)
3276 ql_dbg(ql_dbg_async, vha, 0x5084,
3277 "Detected Short Range SFP.\n");
3280 if (!vha->flags.init_done)
3281 rc = QLA_SUCCESS;
3282 out:
3283 return rc;
3287 * qla2x00_setup_chip() - Load and start RISC firmware.
3288 * @vha: HA context
3290 * Returns 0 on success.
3292 static int
3293 qla2x00_setup_chip(scsi_qla_host_t *vha)
3295 int rval;
3296 uint32_t srisc_address = 0;
3297 struct qla_hw_data *ha = vha->hw;
3298 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
3299 unsigned long flags;
3300 uint16_t fw_major_version;
3302 if (IS_P3P_TYPE(ha)) {
3303 rval = ha->isp_ops->load_risc(vha, &srisc_address);
3304 if (rval == QLA_SUCCESS) {
3305 qla2x00_stop_firmware(vha);
3306 goto enable_82xx_npiv;
3307 } else
3308 goto failed;
3311 if (!IS_FWI2_CAPABLE(ha) && !IS_QLA2100(ha) && !IS_QLA2200(ha)) {
3312 /* Disable SRAM, Instruction RAM and GP RAM parity. */
3313 spin_lock_irqsave(&ha->hardware_lock, flags);
3314 WRT_REG_WORD(&reg->hccr, (HCCR_ENABLE_PARITY + 0x0));
3315 RD_REG_WORD(&reg->hccr);
3316 spin_unlock_irqrestore(&ha->hardware_lock, flags);
3319 qla81xx_mpi_sync(vha);
3321 /* Load firmware sequences */
3322 rval = ha->isp_ops->load_risc(vha, &srisc_address);
3323 if (rval == QLA_SUCCESS) {
3324 ql_dbg(ql_dbg_init, vha, 0x00c9,
3325 "Verifying Checksum of loaded RISC code.\n");
3327 rval = qla2x00_verify_checksum(vha, srisc_address);
3328 if (rval == QLA_SUCCESS) {
3329 /* Start firmware execution. */
3330 ql_dbg(ql_dbg_init, vha, 0x00ca,
3331 "Starting firmware.\n");
3333 if (ql2xexlogins)
3334 ha->flags.exlogins_enabled = 1;
3336 if (qla_is_exch_offld_enabled(vha))
3337 ha->flags.exchoffld_enabled = 1;
3339 rval = qla2x00_execute_fw(vha, srisc_address);
3340 /* Retrieve firmware information. */
3341 if (rval == QLA_SUCCESS) {
3342 qla24xx_detect_sfp(vha);
3344 rval = qla2x00_set_exlogins_buffer(vha);
3345 if (rval != QLA_SUCCESS)
3346 goto failed;
3348 rval = qla2x00_set_exchoffld_buffer(vha);
3349 if (rval != QLA_SUCCESS)
3350 goto failed;
3352 enable_82xx_npiv:
3353 fw_major_version = ha->fw_major_version;
3354 if (IS_P3P_TYPE(ha))
3355 qla82xx_check_md_needed(vha);
3356 else
3357 rval = qla2x00_get_fw_version(vha);
3358 if (rval != QLA_SUCCESS)
3359 goto failed;
3360 ha->flags.npiv_supported = 0;
3361 if (IS_QLA2XXX_MIDTYPE(ha) &&
3362 (ha->fw_attributes & BIT_2)) {
3363 ha->flags.npiv_supported = 1;
3364 if ((!ha->max_npiv_vports) ||
3365 ((ha->max_npiv_vports + 1) %
3366 MIN_MULTI_ID_FABRIC))
3367 ha->max_npiv_vports =
3368 MIN_MULTI_ID_FABRIC - 1;
3370 qla2x00_get_resource_cnts(vha);
3373 * Allocate the array of outstanding commands
3374 * now that we know the firmware resources.
3376 rval = qla2x00_alloc_outstanding_cmds(ha,
3377 vha->req);
3378 if (rval != QLA_SUCCESS)
3379 goto failed;
3381 if (!fw_major_version && !(IS_P3P_TYPE(ha)))
3382 qla2x00_alloc_offload_mem(vha);
3384 if (ql2xallocfwdump && !(IS_P3P_TYPE(ha)))
3385 qla2x00_alloc_fw_dump(vha);
3387 } else {
3388 goto failed;
3390 } else {
3391 ql_log(ql_log_fatal, vha, 0x00cd,
3392 "ISP Firmware failed checksum.\n");
3393 goto failed;
3395 } else
3396 goto failed;
3398 if (!IS_FWI2_CAPABLE(ha) && !IS_QLA2100(ha) && !IS_QLA2200(ha)) {
3399 /* Enable proper parity. */
3400 spin_lock_irqsave(&ha->hardware_lock, flags);
3401 if (IS_QLA2300(ha))
3402 /* SRAM parity */
3403 WRT_REG_WORD(&reg->hccr, HCCR_ENABLE_PARITY + 0x1);
3404 else
3405 /* SRAM, Instruction RAM and GP RAM parity */
3406 WRT_REG_WORD(&reg->hccr, HCCR_ENABLE_PARITY + 0x7);
3407 RD_REG_WORD(&reg->hccr);
3408 spin_unlock_irqrestore(&ha->hardware_lock, flags);
3411 if (IS_QLA27XX(ha))
3412 ha->flags.fac_supported = 1;
3413 else if (rval == QLA_SUCCESS && IS_FAC_REQUIRED(ha)) {
3414 uint32_t size;
3416 rval = qla81xx_fac_get_sector_size(vha, &size);
3417 if (rval == QLA_SUCCESS) {
3418 ha->flags.fac_supported = 1;
3419 ha->fdt_block_size = size << 2;
3420 } else {
3421 ql_log(ql_log_warn, vha, 0x00ce,
3422 "Unsupported FAC firmware (%d.%02d.%02d).\n",
3423 ha->fw_major_version, ha->fw_minor_version,
3424 ha->fw_subminor_version);
3426 if (IS_QLA83XX(ha) || IS_QLA27XX(ha)) {
3427 ha->flags.fac_supported = 0;
3428 rval = QLA_SUCCESS;
3432 failed:
3433 if (rval) {
3434 ql_log(ql_log_fatal, vha, 0x00cf,
3435 "Setup chip ****FAILED****.\n");
3438 return (rval);
3442 * qla2x00_init_response_q_entries() - Initializes response queue entries.
3443 * @rsp: response queue
3445 * Beginning of request ring has initialization control block already built
3446 * by nvram config routine.
3448 * Returns 0 on success.
3450 void
3451 qla2x00_init_response_q_entries(struct rsp_que *rsp)
3453 uint16_t cnt;
3454 response_t *pkt;
3456 rsp->ring_ptr = rsp->ring;
3457 rsp->ring_index = 0;
3458 rsp->status_srb = NULL;
3459 pkt = rsp->ring_ptr;
3460 for (cnt = 0; cnt < rsp->length; cnt++) {
3461 pkt->signature = RESPONSE_PROCESSED;
3462 pkt++;
3467 * qla2x00_update_fw_options() - Read and process firmware options.
3468 * @vha: HA context
3470 * Returns 0 on success.
3472 void
3473 qla2x00_update_fw_options(scsi_qla_host_t *vha)
3475 uint16_t swing, emphasis, tx_sens, rx_sens;
3476 struct qla_hw_data *ha = vha->hw;
3478 memset(ha->fw_options, 0, sizeof(ha->fw_options));
3479 qla2x00_get_fw_options(vha, ha->fw_options);
3481 if (IS_QLA2100(ha) || IS_QLA2200(ha))
3482 return;
3484 /* Serial Link options. */
3485 ql_dbg(ql_dbg_init + ql_dbg_buffer, vha, 0x0115,
3486 "Serial link options.\n");
3487 ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x0109,
3488 (uint8_t *)&ha->fw_seriallink_options,
3489 sizeof(ha->fw_seriallink_options));
3491 ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING;
3492 if (ha->fw_seriallink_options[3] & BIT_2) {
3493 ha->fw_options[1] |= FO1_SET_EMPHASIS_SWING;
3495 /* 1G settings */
3496 swing = ha->fw_seriallink_options[2] & (BIT_2 | BIT_1 | BIT_0);
3497 emphasis = (ha->fw_seriallink_options[2] &
3498 (BIT_4 | BIT_3)) >> 3;
3499 tx_sens = ha->fw_seriallink_options[0] &
3500 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
3501 rx_sens = (ha->fw_seriallink_options[0] &
3502 (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4;
3503 ha->fw_options[10] = (emphasis << 14) | (swing << 8);
3504 if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
3505 if (rx_sens == 0x0)
3506 rx_sens = 0x3;
3507 ha->fw_options[10] |= (tx_sens << 4) | rx_sens;
3508 } else if (IS_QLA2322(ha) || IS_QLA6322(ha))
3509 ha->fw_options[10] |= BIT_5 |
3510 ((rx_sens & (BIT_1 | BIT_0)) << 2) |
3511 (tx_sens & (BIT_1 | BIT_0));
3513 /* 2G settings */
3514 swing = (ha->fw_seriallink_options[2] &
3515 (BIT_7 | BIT_6 | BIT_5)) >> 5;
3516 emphasis = ha->fw_seriallink_options[3] & (BIT_1 | BIT_0);
3517 tx_sens = ha->fw_seriallink_options[1] &
3518 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
3519 rx_sens = (ha->fw_seriallink_options[1] &
3520 (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4;
3521 ha->fw_options[11] = (emphasis << 14) | (swing << 8);
3522 if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
3523 if (rx_sens == 0x0)
3524 rx_sens = 0x3;
3525 ha->fw_options[11] |= (tx_sens << 4) | rx_sens;
3526 } else if (IS_QLA2322(ha) || IS_QLA6322(ha))
3527 ha->fw_options[11] |= BIT_5 |
3528 ((rx_sens & (BIT_1 | BIT_0)) << 2) |
3529 (tx_sens & (BIT_1 | BIT_0));
3532 /* FCP2 options. */
3533 /* Return command IOCBs without waiting for an ABTS to complete. */
3534 ha->fw_options[3] |= BIT_13;
3536 /* LED scheme. */
3537 if (ha->flags.enable_led_scheme)
3538 ha->fw_options[2] |= BIT_12;
3540 /* Detect ISP6312. */
3541 if (IS_QLA6312(ha))
3542 ha->fw_options[2] |= BIT_13;
3544 /* Set Retry FLOGI in case of P2P connection */
3545 if (ha->operating_mode == P2P) {
3546 ha->fw_options[2] |= BIT_3;
3547 ql_dbg(ql_dbg_disc, vha, 0x2100,
3548 "(%s): Setting FLOGI retry BIT in fw_options[2]: 0x%x\n",
3549 __func__, ha->fw_options[2]);
3552 /* Update firmware options. */
3553 qla2x00_set_fw_options(vha, ha->fw_options);
3556 void
3557 qla24xx_update_fw_options(scsi_qla_host_t *vha)
3559 int rval;
3560 struct qla_hw_data *ha = vha->hw;
3562 if (IS_P3P_TYPE(ha))
3563 return;
3565 /* Hold status IOCBs until ABTS response received. */
3566 if (ql2xfwholdabts)
3567 ha->fw_options[3] |= BIT_12;
3569 /* Set Retry FLOGI in case of P2P connection */
3570 if (ha->operating_mode == P2P) {
3571 ha->fw_options[2] |= BIT_3;
3572 ql_dbg(ql_dbg_disc, vha, 0x2101,
3573 "(%s): Setting FLOGI retry BIT in fw_options[2]: 0x%x\n",
3574 __func__, ha->fw_options[2]);
3577 /* Move PUREX, ABTS RX & RIDA to ATIOQ */
3578 if (ql2xmvasynctoatio &&
3579 (IS_QLA83XX(ha) || IS_QLA27XX(ha))) {
3580 if (qla_tgt_mode_enabled(vha) ||
3581 qla_dual_mode_enabled(vha))
3582 ha->fw_options[2] |= BIT_11;
3583 else
3584 ha->fw_options[2] &= ~BIT_11;
3587 if (IS_QLA25XX(ha) || IS_QLA83XX(ha) || IS_QLA27XX(ha)) {
3589 * Tell FW to track each exchange to prevent
3590 * driver from using stale exchange.
3592 if (qla_tgt_mode_enabled(vha) ||
3593 qla_dual_mode_enabled(vha))
3594 ha->fw_options[2] |= BIT_4;
3595 else
3596 ha->fw_options[2] &= ~BIT_4;
3598 /* Reserve 1/2 of emergency exchanges for ELS.*/
3599 if (qla2xuseresexchforels)
3600 ha->fw_options[2] |= BIT_8;
3601 else
3602 ha->fw_options[2] &= ~BIT_8;
3605 ql_dbg(ql_dbg_init, vha, 0x00e8,
3606 "%s, add FW options 1-3 = 0x%04x 0x%04x 0x%04x mode %x\n",
3607 __func__, ha->fw_options[1], ha->fw_options[2],
3608 ha->fw_options[3], vha->host->active_mode);
3610 if (ha->fw_options[1] || ha->fw_options[2] || ha->fw_options[3])
3611 qla2x00_set_fw_options(vha, ha->fw_options);
3613 /* Update Serial Link options. */
3614 if ((le16_to_cpu(ha->fw_seriallink_options24[0]) & BIT_0) == 0)
3615 return;
3617 rval = qla2x00_set_serdes_params(vha,
3618 le16_to_cpu(ha->fw_seriallink_options24[1]),
3619 le16_to_cpu(ha->fw_seriallink_options24[2]),
3620 le16_to_cpu(ha->fw_seriallink_options24[3]));
3621 if (rval != QLA_SUCCESS) {
3622 ql_log(ql_log_warn, vha, 0x0104,
3623 "Unable to update Serial Link options (%x).\n", rval);
3627 void
3628 qla2x00_config_rings(struct scsi_qla_host *vha)
3630 struct qla_hw_data *ha = vha->hw;
3631 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
3632 struct req_que *req = ha->req_q_map[0];
3633 struct rsp_que *rsp = ha->rsp_q_map[0];
3635 /* Setup ring parameters in initialization control block. */
3636 ha->init_cb->request_q_outpointer = cpu_to_le16(0);
3637 ha->init_cb->response_q_inpointer = cpu_to_le16(0);
3638 ha->init_cb->request_q_length = cpu_to_le16(req->length);
3639 ha->init_cb->response_q_length = cpu_to_le16(rsp->length);
3640 ha->init_cb->request_q_address[0] = cpu_to_le32(LSD(req->dma));
3641 ha->init_cb->request_q_address[1] = cpu_to_le32(MSD(req->dma));
3642 ha->init_cb->response_q_address[0] = cpu_to_le32(LSD(rsp->dma));
3643 ha->init_cb->response_q_address[1] = cpu_to_le32(MSD(rsp->dma));
3645 WRT_REG_WORD(ISP_REQ_Q_IN(ha, reg), 0);
3646 WRT_REG_WORD(ISP_REQ_Q_OUT(ha, reg), 0);
3647 WRT_REG_WORD(ISP_RSP_Q_IN(ha, reg), 0);
3648 WRT_REG_WORD(ISP_RSP_Q_OUT(ha, reg), 0);
3649 RD_REG_WORD(ISP_RSP_Q_OUT(ha, reg)); /* PCI Posting. */
3652 void
3653 qla24xx_config_rings(struct scsi_qla_host *vha)
3655 struct qla_hw_data *ha = vha->hw;
3656 device_reg_t *reg = ISP_QUE_REG(ha, 0);
3657 struct device_reg_2xxx __iomem *ioreg = &ha->iobase->isp;
3658 struct qla_msix_entry *msix;
3659 struct init_cb_24xx *icb;
3660 uint16_t rid = 0;
3661 struct req_que *req = ha->req_q_map[0];
3662 struct rsp_que *rsp = ha->rsp_q_map[0];
3664 /* Setup ring parameters in initialization control block. */
3665 icb = (struct init_cb_24xx *)ha->init_cb;
3666 icb->request_q_outpointer = cpu_to_le16(0);
3667 icb->response_q_inpointer = cpu_to_le16(0);
3668 icb->request_q_length = cpu_to_le16(req->length);
3669 icb->response_q_length = cpu_to_le16(rsp->length);
3670 icb->request_q_address[0] = cpu_to_le32(LSD(req->dma));
3671 icb->request_q_address[1] = cpu_to_le32(MSD(req->dma));
3672 icb->response_q_address[0] = cpu_to_le32(LSD(rsp->dma));
3673 icb->response_q_address[1] = cpu_to_le32(MSD(rsp->dma));
3675 /* Setup ATIO queue dma pointers for target mode */
3676 icb->atio_q_inpointer = cpu_to_le16(0);
3677 icb->atio_q_length = cpu_to_le16(ha->tgt.atio_q_length);
3678 icb->atio_q_address[0] = cpu_to_le32(LSD(ha->tgt.atio_dma));
3679 icb->atio_q_address[1] = cpu_to_le32(MSD(ha->tgt.atio_dma));
3681 if (IS_SHADOW_REG_CAPABLE(ha))
3682 icb->firmware_options_2 |= cpu_to_le32(BIT_30|BIT_29);
3684 if (ha->mqenable || IS_QLA83XX(ha) || IS_QLA27XX(ha)) {
3685 icb->qos = cpu_to_le16(QLA_DEFAULT_QUE_QOS);
3686 icb->rid = cpu_to_le16(rid);
3687 if (ha->flags.msix_enabled) {
3688 msix = &ha->msix_entries[1];
3689 ql_dbg(ql_dbg_init, vha, 0x0019,
3690 "Registering vector 0x%x for base que.\n",
3691 msix->entry);
3692 icb->msix = cpu_to_le16(msix->entry);
3694 /* Use alternate PCI bus number */
3695 if (MSB(rid))
3696 icb->firmware_options_2 |= cpu_to_le32(BIT_19);
3697 /* Use alternate PCI devfn */
3698 if (LSB(rid))
3699 icb->firmware_options_2 |= cpu_to_le32(BIT_18);
3701 /* Use Disable MSIX Handshake mode for capable adapters */
3702 if ((ha->fw_attributes & BIT_6) && (IS_MSIX_NACK_CAPABLE(ha)) &&
3703 (ha->flags.msix_enabled)) {
3704 icb->firmware_options_2 &= cpu_to_le32(~BIT_22);
3705 ha->flags.disable_msix_handshake = 1;
3706 ql_dbg(ql_dbg_init, vha, 0x00fe,
3707 "MSIX Handshake Disable Mode turned on.\n");
3708 } else {
3709 icb->firmware_options_2 |= cpu_to_le32(BIT_22);
3711 icb->firmware_options_2 |= cpu_to_le32(BIT_23);
3713 WRT_REG_DWORD(&reg->isp25mq.req_q_in, 0);
3714 WRT_REG_DWORD(&reg->isp25mq.req_q_out, 0);
3715 WRT_REG_DWORD(&reg->isp25mq.rsp_q_in, 0);
3716 WRT_REG_DWORD(&reg->isp25mq.rsp_q_out, 0);
3717 } else {
3718 WRT_REG_DWORD(&reg->isp24.req_q_in, 0);
3719 WRT_REG_DWORD(&reg->isp24.req_q_out, 0);
3720 WRT_REG_DWORD(&reg->isp24.rsp_q_in, 0);
3721 WRT_REG_DWORD(&reg->isp24.rsp_q_out, 0);
3723 qlt_24xx_config_rings(vha);
3725 /* PCI posting */
3726 RD_REG_DWORD(&ioreg->hccr);
3730 * qla2x00_init_rings() - Initializes firmware.
3731 * @vha: HA context
3733 * Beginning of request ring has initialization control block already built
3734 * by nvram config routine.
3736 * Returns 0 on success.
3739 qla2x00_init_rings(scsi_qla_host_t *vha)
3741 int rval;
3742 unsigned long flags = 0;
3743 int cnt, que;
3744 struct qla_hw_data *ha = vha->hw;
3745 struct req_que *req;
3746 struct rsp_que *rsp;
3747 struct mid_init_cb_24xx *mid_init_cb =
3748 (struct mid_init_cb_24xx *) ha->init_cb;
3750 spin_lock_irqsave(&ha->hardware_lock, flags);
3752 /* Clear outstanding commands array. */
3753 for (que = 0; que < ha->max_req_queues; que++) {
3754 req = ha->req_q_map[que];
3755 if (!req || !test_bit(que, ha->req_qid_map))
3756 continue;
3757 req->out_ptr = (void *)(req->ring + req->length);
3758 *req->out_ptr = 0;
3759 for (cnt = 1; cnt < req->num_outstanding_cmds; cnt++)
3760 req->outstanding_cmds[cnt] = NULL;
3762 req->current_outstanding_cmd = 1;
3764 /* Initialize firmware. */
3765 req->ring_ptr = req->ring;
3766 req->ring_index = 0;
3767 req->cnt = req->length;
3770 for (que = 0; que < ha->max_rsp_queues; que++) {
3771 rsp = ha->rsp_q_map[que];
3772 if (!rsp || !test_bit(que, ha->rsp_qid_map))
3773 continue;
3774 rsp->in_ptr = (void *)(rsp->ring + rsp->length);
3775 *rsp->in_ptr = 0;
3776 /* Initialize response queue entries */
3777 if (IS_QLAFX00(ha))
3778 qlafx00_init_response_q_entries(rsp);
3779 else
3780 qla2x00_init_response_q_entries(rsp);
3783 ha->tgt.atio_ring_ptr = ha->tgt.atio_ring;
3784 ha->tgt.atio_ring_index = 0;
3785 /* Initialize ATIO queue entries */
3786 qlt_init_atio_q_entries(vha);
3788 ha->isp_ops->config_rings(vha);
3790 spin_unlock_irqrestore(&ha->hardware_lock, flags);
3792 ql_dbg(ql_dbg_init, vha, 0x00d1, "Issue init firmware.\n");
3794 if (IS_QLAFX00(ha)) {
3795 rval = qlafx00_init_firmware(vha, ha->init_cb_size);
3796 goto next_check;
3799 /* Update any ISP specific firmware options before initialization. */
3800 ha->isp_ops->update_fw_options(vha);
3802 if (ha->flags.npiv_supported) {
3803 if (ha->operating_mode == LOOP && !IS_CNA_CAPABLE(ha))
3804 ha->max_npiv_vports = MIN_MULTI_ID_FABRIC - 1;
3805 mid_init_cb->count = cpu_to_le16(ha->max_npiv_vports);
3808 if (IS_FWI2_CAPABLE(ha)) {
3809 mid_init_cb->options = cpu_to_le16(BIT_1);
3810 mid_init_cb->init_cb.execution_throttle =
3811 cpu_to_le16(ha->cur_fw_xcb_count);
3812 ha->flags.dport_enabled =
3813 (mid_init_cb->init_cb.firmware_options_1 & BIT_7) != 0;
3814 ql_dbg(ql_dbg_init, vha, 0x0191, "DPORT Support: %s.\n",
3815 (ha->flags.dport_enabled) ? "enabled" : "disabled");
3816 /* FA-WWPN Status */
3817 ha->flags.fawwpn_enabled =
3818 (mid_init_cb->init_cb.firmware_options_1 & BIT_6) != 0;
3819 ql_dbg(ql_dbg_init, vha, 0x00bc, "FA-WWPN Support: %s.\n",
3820 (ha->flags.fawwpn_enabled) ? "enabled" : "disabled");
3823 rval = qla2x00_init_firmware(vha, ha->init_cb_size);
3824 next_check:
3825 if (rval) {
3826 ql_log(ql_log_fatal, vha, 0x00d2,
3827 "Init Firmware **** FAILED ****.\n");
3828 } else {
3829 ql_dbg(ql_dbg_init, vha, 0x00d3,
3830 "Init Firmware -- success.\n");
3831 QLA_FW_STARTED(ha);
3834 return (rval);
3838 * qla2x00_fw_ready() - Waits for firmware ready.
3839 * @vha: HA context
3841 * Returns 0 on success.
3843 static int
3844 qla2x00_fw_ready(scsi_qla_host_t *vha)
3846 int rval;
3847 unsigned long wtime, mtime, cs84xx_time;
3848 uint16_t min_wait; /* Minimum wait time if loop is down */
3849 uint16_t wait_time; /* Wait time if loop is coming ready */
3850 uint16_t state[6];
3851 struct qla_hw_data *ha = vha->hw;
3853 if (IS_QLAFX00(vha->hw))
3854 return qlafx00_fw_ready(vha);
3856 rval = QLA_SUCCESS;
3858 /* Time to wait for loop down */
3859 if (IS_P3P_TYPE(ha))
3860 min_wait = 30;
3861 else
3862 min_wait = 20;
3865 * Firmware should take at most one RATOV to login, plus 5 seconds for
3866 * our own processing.
3868 if ((wait_time = (ha->retry_count*ha->login_timeout) + 5) < min_wait) {
3869 wait_time = min_wait;
3872 /* Min wait time if loop down */
3873 mtime = jiffies + (min_wait * HZ);
3875 /* wait time before firmware ready */
3876 wtime = jiffies + (wait_time * HZ);
3878 /* Wait for ISP to finish LIP */
3879 if (!vha->flags.init_done)
3880 ql_log(ql_log_info, vha, 0x801e,
3881 "Waiting for LIP to complete.\n");
3883 do {
3884 memset(state, -1, sizeof(state));
3885 rval = qla2x00_get_firmware_state(vha, state);
3886 if (rval == QLA_SUCCESS) {
3887 if (state[0] < FSTATE_LOSS_OF_SYNC) {
3888 vha->device_flags &= ~DFLG_NO_CABLE;
3890 if (IS_QLA84XX(ha) && state[0] != FSTATE_READY) {
3891 ql_dbg(ql_dbg_taskm, vha, 0x801f,
3892 "fw_state=%x 84xx=%x.\n", state[0],
3893 state[2]);
3894 if ((state[2] & FSTATE_LOGGED_IN) &&
3895 (state[2] & FSTATE_WAITING_FOR_VERIFY)) {
3896 ql_dbg(ql_dbg_taskm, vha, 0x8028,
3897 "Sending verify iocb.\n");
3899 cs84xx_time = jiffies;
3900 rval = qla84xx_init_chip(vha);
3901 if (rval != QLA_SUCCESS) {
3902 ql_log(ql_log_warn,
3903 vha, 0x8007,
3904 "Init chip failed.\n");
3905 break;
3908 /* Add time taken to initialize. */
3909 cs84xx_time = jiffies - cs84xx_time;
3910 wtime += cs84xx_time;
3911 mtime += cs84xx_time;
3912 ql_dbg(ql_dbg_taskm, vha, 0x8008,
3913 "Increasing wait time by %ld. "
3914 "New time %ld.\n", cs84xx_time,
3915 wtime);
3917 } else if (state[0] == FSTATE_READY) {
3918 ql_dbg(ql_dbg_taskm, vha, 0x8037,
3919 "F/W Ready - OK.\n");
3921 qla2x00_get_retry_cnt(vha, &ha->retry_count,
3922 &ha->login_timeout, &ha->r_a_tov);
3924 rval = QLA_SUCCESS;
3925 break;
3928 rval = QLA_FUNCTION_FAILED;
3930 if (atomic_read(&vha->loop_down_timer) &&
3931 state[0] != FSTATE_READY) {
3932 /* Loop down. Timeout on min_wait for states
3933 * other than Wait for Login.
3935 if (time_after_eq(jiffies, mtime)) {
3936 ql_log(ql_log_info, vha, 0x8038,
3937 "Cable is unplugged...\n");
3939 vha->device_flags |= DFLG_NO_CABLE;
3940 break;
3943 } else {
3944 /* Mailbox cmd failed. Timeout on min_wait. */
3945 if (time_after_eq(jiffies, mtime) ||
3946 ha->flags.isp82xx_fw_hung)
3947 break;
3950 if (time_after_eq(jiffies, wtime))
3951 break;
3953 /* Delay for a while */
3954 msleep(500);
3955 } while (1);
3957 ql_dbg(ql_dbg_taskm, vha, 0x803a,
3958 "fw_state=%x (%x, %x, %x, %x %x) curr time=%lx.\n", state[0],
3959 state[1], state[2], state[3], state[4], state[5], jiffies);
3961 if (rval && !(vha->device_flags & DFLG_NO_CABLE)) {
3962 ql_log(ql_log_warn, vha, 0x803b,
3963 "Firmware ready **** FAILED ****.\n");
3966 return (rval);
3970 * qla2x00_configure_hba
3971 * Setup adapter context.
3973 * Input:
3974 * ha = adapter state pointer.
3976 * Returns:
3977 * 0 = success
3979 * Context:
3980 * Kernel context.
3982 static int
3983 qla2x00_configure_hba(scsi_qla_host_t *vha)
3985 int rval;
3986 uint16_t loop_id;
3987 uint16_t topo;
3988 uint16_t sw_cap;
3989 uint8_t al_pa;
3990 uint8_t area;
3991 uint8_t domain;
3992 char connect_type[22];
3993 struct qla_hw_data *ha = vha->hw;
3994 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
3995 port_id_t id;
3996 unsigned long flags;
3998 /* Get host addresses. */
3999 rval = qla2x00_get_adapter_id(vha,
4000 &loop_id, &al_pa, &area, &domain, &topo, &sw_cap);
4001 if (rval != QLA_SUCCESS) {
4002 if (LOOP_TRANSITION(vha) || atomic_read(&ha->loop_down_timer) ||
4003 IS_CNA_CAPABLE(ha) ||
4004 (rval == QLA_COMMAND_ERROR && loop_id == 0x7)) {
4005 ql_dbg(ql_dbg_disc, vha, 0x2008,
4006 "Loop is in a transition state.\n");
4007 } else {
4008 ql_log(ql_log_warn, vha, 0x2009,
4009 "Unable to get host loop ID.\n");
4010 if (IS_FWI2_CAPABLE(ha) && (vha == base_vha) &&
4011 (rval == QLA_COMMAND_ERROR && loop_id == 0x1b)) {
4012 ql_log(ql_log_warn, vha, 0x1151,
4013 "Doing link init.\n");
4014 if (qla24xx_link_initialize(vha) == QLA_SUCCESS)
4015 return rval;
4017 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
4019 return (rval);
4022 if (topo == 4) {
4023 ql_log(ql_log_info, vha, 0x200a,
4024 "Cannot get topology - retrying.\n");
4025 return (QLA_FUNCTION_FAILED);
4028 vha->loop_id = loop_id;
4030 /* initialize */
4031 ha->min_external_loopid = SNS_FIRST_LOOP_ID;
4032 ha->operating_mode = LOOP;
4033 ha->switch_cap = 0;
4035 switch (topo) {
4036 case 0:
4037 ql_dbg(ql_dbg_disc, vha, 0x200b, "HBA in NL topology.\n");
4038 ha->current_topology = ISP_CFG_NL;
4039 strcpy(connect_type, "(Loop)");
4040 break;
4042 case 1:
4043 ql_dbg(ql_dbg_disc, vha, 0x200c, "HBA in FL topology.\n");
4044 ha->switch_cap = sw_cap;
4045 ha->current_topology = ISP_CFG_FL;
4046 strcpy(connect_type, "(FL_Port)");
4047 break;
4049 case 2:
4050 ql_dbg(ql_dbg_disc, vha, 0x200d, "HBA in N P2P topology.\n");
4051 ha->operating_mode = P2P;
4052 ha->current_topology = ISP_CFG_N;
4053 strcpy(connect_type, "(N_Port-to-N_Port)");
4054 break;
4056 case 3:
4057 ql_dbg(ql_dbg_disc, vha, 0x200e, "HBA in F P2P topology.\n");
4058 ha->switch_cap = sw_cap;
4059 ha->operating_mode = P2P;
4060 ha->current_topology = ISP_CFG_F;
4061 strcpy(connect_type, "(F_Port)");
4062 break;
4064 default:
4065 ql_dbg(ql_dbg_disc, vha, 0x200f,
4066 "HBA in unknown topology %x, using NL.\n", topo);
4067 ha->current_topology = ISP_CFG_NL;
4068 strcpy(connect_type, "(Loop)");
4069 break;
4072 /* Save Host port and loop ID. */
4073 /* byte order - Big Endian */
4074 id.b.domain = domain;
4075 id.b.area = area;
4076 id.b.al_pa = al_pa;
4077 id.b.rsvd_1 = 0;
4078 spin_lock_irqsave(&ha->hardware_lock, flags);
4079 qlt_update_host_map(vha, id);
4080 spin_unlock_irqrestore(&ha->hardware_lock, flags);
4082 if (!vha->flags.init_done)
4083 ql_log(ql_log_info, vha, 0x2010,
4084 "Topology - %s, Host Loop address 0x%x.\n",
4085 connect_type, vha->loop_id);
4087 return(rval);
4090 inline void
4091 qla2x00_set_model_info(scsi_qla_host_t *vha, uint8_t *model, size_t len,
4092 char *def)
4094 char *st, *en;
4095 uint16_t index;
4096 struct qla_hw_data *ha = vha->hw;
4097 int use_tbl = !IS_QLA24XX_TYPE(ha) && !IS_QLA25XX(ha) &&
4098 !IS_CNA_CAPABLE(ha) && !IS_QLA2031(ha);
4100 if (memcmp(model, BINZERO, len) != 0) {
4101 strncpy(ha->model_number, model, len);
4102 st = en = ha->model_number;
4103 en += len - 1;
4104 while (en > st) {
4105 if (*en != 0x20 && *en != 0x00)
4106 break;
4107 *en-- = '\0';
4110 index = (ha->pdev->subsystem_device & 0xff);
4111 if (use_tbl &&
4112 ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
4113 index < QLA_MODEL_NAMES)
4114 strncpy(ha->model_desc,
4115 qla2x00_model_name[index * 2 + 1],
4116 sizeof(ha->model_desc) - 1);
4117 } else {
4118 index = (ha->pdev->subsystem_device & 0xff);
4119 if (use_tbl &&
4120 ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
4121 index < QLA_MODEL_NAMES) {
4122 strcpy(ha->model_number,
4123 qla2x00_model_name[index * 2]);
4124 strncpy(ha->model_desc,
4125 qla2x00_model_name[index * 2 + 1],
4126 sizeof(ha->model_desc) - 1);
4127 } else {
4128 strcpy(ha->model_number, def);
4131 if (IS_FWI2_CAPABLE(ha))
4132 qla2xxx_get_vpd_field(vha, "\x82", ha->model_desc,
4133 sizeof(ha->model_desc));
4136 /* On sparc systems, obtain port and node WWN from firmware
4137 * properties.
4139 static void qla2xxx_nvram_wwn_from_ofw(scsi_qla_host_t *vha, nvram_t *nv)
4141 #ifdef CONFIG_SPARC
4142 struct qla_hw_data *ha = vha->hw;
4143 struct pci_dev *pdev = ha->pdev;
4144 struct device_node *dp = pci_device_to_OF_node(pdev);
4145 const u8 *val;
4146 int len;
4148 val = of_get_property(dp, "port-wwn", &len);
4149 if (val && len >= WWN_SIZE)
4150 memcpy(nv->port_name, val, WWN_SIZE);
4152 val = of_get_property(dp, "node-wwn", &len);
4153 if (val && len >= WWN_SIZE)
4154 memcpy(nv->node_name, val, WWN_SIZE);
4155 #endif
4159 * NVRAM configuration for ISP 2xxx
4161 * Input:
4162 * ha = adapter block pointer.
4164 * Output:
4165 * initialization control block in response_ring
4166 * host adapters parameters in host adapter block
4168 * Returns:
4169 * 0 = success.
4172 qla2x00_nvram_config(scsi_qla_host_t *vha)
4174 int rval;
4175 uint8_t chksum = 0;
4176 uint16_t cnt;
4177 uint8_t *dptr1, *dptr2;
4178 struct qla_hw_data *ha = vha->hw;
4179 init_cb_t *icb = ha->init_cb;
4180 nvram_t *nv = ha->nvram;
4181 uint8_t *ptr = ha->nvram;
4182 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
4184 rval = QLA_SUCCESS;
4186 /* Determine NVRAM starting address. */
4187 ha->nvram_size = sizeof(nvram_t);
4188 ha->nvram_base = 0;
4189 if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha))
4190 if ((RD_REG_WORD(&reg->ctrl_status) >> 14) == 1)
4191 ha->nvram_base = 0x80;
4193 /* Get NVRAM data and calculate checksum. */
4194 ha->isp_ops->read_nvram(vha, ptr, ha->nvram_base, ha->nvram_size);
4195 for (cnt = 0, chksum = 0; cnt < ha->nvram_size; cnt++)
4196 chksum += *ptr++;
4198 ql_dbg(ql_dbg_init + ql_dbg_buffer, vha, 0x010f,
4199 "Contents of NVRAM.\n");
4200 ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x0110,
4201 (uint8_t *)nv, ha->nvram_size);
4203 /* Bad NVRAM data, set defaults parameters. */
4204 if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' ||
4205 nv->id[2] != 'P' || nv->id[3] != ' ' || nv->nvram_version < 1) {
4206 /* Reset NVRAM data. */
4207 ql_log(ql_log_warn, vha, 0x0064,
4208 "Inconsistent NVRAM "
4209 "detected: checksum=0x%x id=%c version=0x%x.\n",
4210 chksum, nv->id[0], nv->nvram_version);
4211 ql_log(ql_log_warn, vha, 0x0065,
4212 "Falling back to "
4213 "functioning (yet invalid -- WWPN) defaults.\n");
4216 * Set default initialization control block.
4218 memset(nv, 0, ha->nvram_size);
4219 nv->parameter_block_version = ICB_VERSION;
4221 if (IS_QLA23XX(ha)) {
4222 nv->firmware_options[0] = BIT_2 | BIT_1;
4223 nv->firmware_options[1] = BIT_7 | BIT_5;
4224 nv->add_firmware_options[0] = BIT_5;
4225 nv->add_firmware_options[1] = BIT_5 | BIT_4;
4226 nv->frame_payload_size = 2048;
4227 nv->special_options[1] = BIT_7;
4228 } else if (IS_QLA2200(ha)) {
4229 nv->firmware_options[0] = BIT_2 | BIT_1;
4230 nv->firmware_options[1] = BIT_7 | BIT_5;
4231 nv->add_firmware_options[0] = BIT_5;
4232 nv->add_firmware_options[1] = BIT_5 | BIT_4;
4233 nv->frame_payload_size = 1024;
4234 } else if (IS_QLA2100(ha)) {
4235 nv->firmware_options[0] = BIT_3 | BIT_1;
4236 nv->firmware_options[1] = BIT_5;
4237 nv->frame_payload_size = 1024;
4240 nv->max_iocb_allocation = cpu_to_le16(256);
4241 nv->execution_throttle = cpu_to_le16(16);
4242 nv->retry_count = 8;
4243 nv->retry_delay = 1;
4245 nv->port_name[0] = 33;
4246 nv->port_name[3] = 224;
4247 nv->port_name[4] = 139;
4249 qla2xxx_nvram_wwn_from_ofw(vha, nv);
4251 nv->login_timeout = 4;
4254 * Set default host adapter parameters
4256 nv->host_p[1] = BIT_2;
4257 nv->reset_delay = 5;
4258 nv->port_down_retry_count = 8;
4259 nv->max_luns_per_target = cpu_to_le16(8);
4260 nv->link_down_timeout = 60;
4262 rval = 1;
4265 #if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2)
4267 * The SN2 does not provide BIOS emulation which means you can't change
4268 * potentially bogus BIOS settings. Force the use of default settings
4269 * for link rate and frame size. Hope that the rest of the settings
4270 * are valid.
4272 if (ia64_platform_is("sn2")) {
4273 nv->frame_payload_size = 2048;
4274 if (IS_QLA23XX(ha))
4275 nv->special_options[1] = BIT_7;
4277 #endif
4279 /* Reset Initialization control block */
4280 memset(icb, 0, ha->init_cb_size);
4283 * Setup driver NVRAM options.
4285 nv->firmware_options[0] |= (BIT_6 | BIT_1);
4286 nv->firmware_options[0] &= ~(BIT_5 | BIT_4);
4287 nv->firmware_options[1] |= (BIT_5 | BIT_0);
4288 nv->firmware_options[1] &= ~BIT_4;
4290 if (IS_QLA23XX(ha)) {
4291 nv->firmware_options[0] |= BIT_2;
4292 nv->firmware_options[0] &= ~BIT_3;
4293 nv->special_options[0] &= ~BIT_6;
4294 nv->add_firmware_options[1] |= BIT_5 | BIT_4;
4296 if (IS_QLA2300(ha)) {
4297 if (ha->fb_rev == FPM_2310) {
4298 strcpy(ha->model_number, "QLA2310");
4299 } else {
4300 strcpy(ha->model_number, "QLA2300");
4302 } else {
4303 qla2x00_set_model_info(vha, nv->model_number,
4304 sizeof(nv->model_number), "QLA23xx");
4306 } else if (IS_QLA2200(ha)) {
4307 nv->firmware_options[0] |= BIT_2;
4309 * 'Point-to-point preferred, else loop' is not a safe
4310 * connection mode setting.
4312 if ((nv->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) ==
4313 (BIT_5 | BIT_4)) {
4314 /* Force 'loop preferred, else point-to-point'. */
4315 nv->add_firmware_options[0] &= ~(BIT_6 | BIT_5 | BIT_4);
4316 nv->add_firmware_options[0] |= BIT_5;
4318 strcpy(ha->model_number, "QLA22xx");
4319 } else /*if (IS_QLA2100(ha))*/ {
4320 strcpy(ha->model_number, "QLA2100");
4324 * Copy over NVRAM RISC parameter block to initialization control block.
4326 dptr1 = (uint8_t *)icb;
4327 dptr2 = (uint8_t *)&nv->parameter_block_version;
4328 cnt = (uint8_t *)&icb->request_q_outpointer - (uint8_t *)&icb->version;
4329 while (cnt--)
4330 *dptr1++ = *dptr2++;
4332 /* Copy 2nd half. */
4333 dptr1 = (uint8_t *)icb->add_firmware_options;
4334 cnt = (uint8_t *)icb->reserved_3 - (uint8_t *)icb->add_firmware_options;
4335 while (cnt--)
4336 *dptr1++ = *dptr2++;
4338 /* Use alternate WWN? */
4339 if (nv->host_p[1] & BIT_7) {
4340 memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE);
4341 memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE);
4344 /* Prepare nodename */
4345 if ((icb->firmware_options[1] & BIT_6) == 0) {
4347 * Firmware will apply the following mask if the nodename was
4348 * not provided.
4350 memcpy(icb->node_name, icb->port_name, WWN_SIZE);
4351 icb->node_name[0] &= 0xF0;
4355 * Set host adapter parameters.
4359 * BIT_7 in the host-parameters section allows for modification to
4360 * internal driver logging.
4362 if (nv->host_p[0] & BIT_7)
4363 ql2xextended_error_logging = QL_DBG_DEFAULT1_MASK;
4364 ha->flags.disable_risc_code_load = ((nv->host_p[0] & BIT_4) ? 1 : 0);
4365 /* Always load RISC code on non ISP2[12]00 chips. */
4366 if (!IS_QLA2100(ha) && !IS_QLA2200(ha))
4367 ha->flags.disable_risc_code_load = 0;
4368 ha->flags.enable_lip_reset = ((nv->host_p[1] & BIT_1) ? 1 : 0);
4369 ha->flags.enable_lip_full_login = ((nv->host_p[1] & BIT_2) ? 1 : 0);
4370 ha->flags.enable_target_reset = ((nv->host_p[1] & BIT_3) ? 1 : 0);
4371 ha->flags.enable_led_scheme = (nv->special_options[1] & BIT_4) ? 1 : 0;
4372 ha->flags.disable_serdes = 0;
4374 ha->operating_mode =
4375 (icb->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) >> 4;
4377 memcpy(ha->fw_seriallink_options, nv->seriallink_options,
4378 sizeof(ha->fw_seriallink_options));
4380 /* save HBA serial number */
4381 ha->serial0 = icb->port_name[5];
4382 ha->serial1 = icb->port_name[6];
4383 ha->serial2 = icb->port_name[7];
4384 memcpy(vha->node_name, icb->node_name, WWN_SIZE);
4385 memcpy(vha->port_name, icb->port_name, WWN_SIZE);
4387 icb->execution_throttle = cpu_to_le16(0xFFFF);
4389 ha->retry_count = nv->retry_count;
4391 /* Set minimum login_timeout to 4 seconds. */
4392 if (nv->login_timeout != ql2xlogintimeout)
4393 nv->login_timeout = ql2xlogintimeout;
4394 if (nv->login_timeout < 4)
4395 nv->login_timeout = 4;
4396 ha->login_timeout = nv->login_timeout;
4398 /* Set minimum RATOV to 100 tenths of a second. */
4399 ha->r_a_tov = 100;
4401 ha->loop_reset_delay = nv->reset_delay;
4403 /* Link Down Timeout = 0:
4405 * When Port Down timer expires we will start returning
4406 * I/O's to OS with "DID_NO_CONNECT".
4408 * Link Down Timeout != 0:
4410 * The driver waits for the link to come up after link down
4411 * before returning I/Os to OS with "DID_NO_CONNECT".
4413 if (nv->link_down_timeout == 0) {
4414 ha->loop_down_abort_time =
4415 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
4416 } else {
4417 ha->link_down_timeout = nv->link_down_timeout;
4418 ha->loop_down_abort_time =
4419 (LOOP_DOWN_TIME - ha->link_down_timeout);
4423 * Need enough time to try and get the port back.
4425 ha->port_down_retry_count = nv->port_down_retry_count;
4426 if (qlport_down_retry)
4427 ha->port_down_retry_count = qlport_down_retry;
4428 /* Set login_retry_count */
4429 ha->login_retry_count = nv->retry_count;
4430 if (ha->port_down_retry_count == nv->port_down_retry_count &&
4431 ha->port_down_retry_count > 3)
4432 ha->login_retry_count = ha->port_down_retry_count;
4433 else if (ha->port_down_retry_count > (int)ha->login_retry_count)
4434 ha->login_retry_count = ha->port_down_retry_count;
4435 if (ql2xloginretrycount)
4436 ha->login_retry_count = ql2xloginretrycount;
4438 icb->lun_enables = cpu_to_le16(0);
4439 icb->command_resource_count = 0;
4440 icb->immediate_notify_resource_count = 0;
4441 icb->timeout = cpu_to_le16(0);
4443 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
4444 /* Enable RIO */
4445 icb->firmware_options[0] &= ~BIT_3;
4446 icb->add_firmware_options[0] &=
4447 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0);
4448 icb->add_firmware_options[0] |= BIT_2;
4449 icb->response_accumulation_timer = 3;
4450 icb->interrupt_delay_timer = 5;
4452 vha->flags.process_response_queue = 1;
4453 } else {
4454 /* Enable ZIO. */
4455 if (!vha->flags.init_done) {
4456 ha->zio_mode = icb->add_firmware_options[0] &
4457 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
4458 ha->zio_timer = icb->interrupt_delay_timer ?
4459 icb->interrupt_delay_timer: 2;
4461 icb->add_firmware_options[0] &=
4462 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0);
4463 vha->flags.process_response_queue = 0;
4464 if (ha->zio_mode != QLA_ZIO_DISABLED) {
4465 ha->zio_mode = QLA_ZIO_MODE_6;
4467 ql_log(ql_log_info, vha, 0x0068,
4468 "ZIO mode %d enabled; timer delay (%d us).\n",
4469 ha->zio_mode, ha->zio_timer * 100);
4471 icb->add_firmware_options[0] |= (uint8_t)ha->zio_mode;
4472 icb->interrupt_delay_timer = (uint8_t)ha->zio_timer;
4473 vha->flags.process_response_queue = 1;
4477 if (rval) {
4478 ql_log(ql_log_warn, vha, 0x0069,
4479 "NVRAM configuration failed.\n");
4481 return (rval);
4484 static void
4485 qla2x00_rport_del(void *data)
4487 fc_port_t *fcport = data;
4488 struct fc_rport *rport;
4489 unsigned long flags;
4491 spin_lock_irqsave(fcport->vha->host->host_lock, flags);
4492 rport = fcport->drport ? fcport->drport: fcport->rport;
4493 fcport->drport = NULL;
4494 spin_unlock_irqrestore(fcport->vha->host->host_lock, flags);
4495 if (rport) {
4496 ql_dbg(ql_dbg_disc, fcport->vha, 0x210b,
4497 "%s %8phN. rport %p roles %x\n",
4498 __func__, fcport->port_name, rport,
4499 rport->roles);
4501 fc_remote_port_delete(rport);
4506 * qla2x00_alloc_fcport() - Allocate a generic fcport.
4507 * @vha: HA context
4508 * @flags: allocation flags
4510 * Returns a pointer to the allocated fcport, or NULL, if none available.
4512 fc_port_t *
4513 qla2x00_alloc_fcport(scsi_qla_host_t *vha, gfp_t flags)
4515 fc_port_t *fcport;
4517 fcport = kzalloc(sizeof(fc_port_t), flags);
4518 if (!fcport)
4519 return NULL;
4521 /* Setup fcport template structure. */
4522 fcport->vha = vha;
4523 fcport->port_type = FCT_UNKNOWN;
4524 fcport->loop_id = FC_NO_LOOP_ID;
4525 qla2x00_set_fcport_state(fcport, FCS_UNCONFIGURED);
4526 fcport->supported_classes = FC_COS_UNSPECIFIED;
4528 fcport->ct_desc.ct_sns = dma_alloc_coherent(&vha->hw->pdev->dev,
4529 sizeof(struct ct_sns_pkt), &fcport->ct_desc.ct_sns_dma,
4530 flags);
4531 fcport->disc_state = DSC_DELETED;
4532 fcport->fw_login_state = DSC_LS_PORT_UNAVAIL;
4533 fcport->deleted = QLA_SESS_DELETED;
4534 fcport->login_retry = vha->hw->login_retry_count;
4535 fcport->login_retry = 5;
4536 fcport->logout_on_delete = 1;
4538 if (!fcport->ct_desc.ct_sns) {
4539 ql_log(ql_log_warn, vha, 0xd049,
4540 "Failed to allocate ct_sns request.\n");
4541 kfree(fcport);
4542 fcport = NULL;
4544 INIT_WORK(&fcport->del_work, qla24xx_delete_sess_fn);
4545 INIT_LIST_HEAD(&fcport->gnl_entry);
4546 INIT_LIST_HEAD(&fcport->list);
4548 return fcport;
4551 void
4552 qla2x00_free_fcport(fc_port_t *fcport)
4554 if (fcport->ct_desc.ct_sns) {
4555 dma_free_coherent(&fcport->vha->hw->pdev->dev,
4556 sizeof(struct ct_sns_pkt), fcport->ct_desc.ct_sns,
4557 fcport->ct_desc.ct_sns_dma);
4559 fcport->ct_desc.ct_sns = NULL;
4561 kfree(fcport);
4565 * qla2x00_configure_loop
4566 * Updates Fibre Channel Device Database with what is actually on loop.
4568 * Input:
4569 * ha = adapter block pointer.
4571 * Returns:
4572 * 0 = success.
4573 * 1 = error.
4574 * 2 = database was full and device was not configured.
4576 static int
4577 qla2x00_configure_loop(scsi_qla_host_t *vha)
4579 int rval;
4580 unsigned long flags, save_flags;
4581 struct qla_hw_data *ha = vha->hw;
4582 rval = QLA_SUCCESS;
4584 /* Get Initiator ID */
4585 if (test_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags)) {
4586 rval = qla2x00_configure_hba(vha);
4587 if (rval != QLA_SUCCESS) {
4588 ql_dbg(ql_dbg_disc, vha, 0x2013,
4589 "Unable to configure HBA.\n");
4590 return (rval);
4594 save_flags = flags = vha->dpc_flags;
4595 ql_dbg(ql_dbg_disc, vha, 0x2014,
4596 "Configure loop -- dpc flags = 0x%lx.\n", flags);
4599 * If we have both an RSCN and PORT UPDATE pending then handle them
4600 * both at the same time.
4602 clear_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
4603 clear_bit(RSCN_UPDATE, &vha->dpc_flags);
4605 qla2x00_get_data_rate(vha);
4607 /* Determine what we need to do */
4608 if (ha->current_topology == ISP_CFG_FL &&
4609 (test_bit(LOCAL_LOOP_UPDATE, &flags))) {
4611 set_bit(RSCN_UPDATE, &flags);
4613 } else if (ha->current_topology == ISP_CFG_F &&
4614 (test_bit(LOCAL_LOOP_UPDATE, &flags))) {
4616 set_bit(RSCN_UPDATE, &flags);
4617 clear_bit(LOCAL_LOOP_UPDATE, &flags);
4619 } else if (ha->current_topology == ISP_CFG_N) {
4620 clear_bit(RSCN_UPDATE, &flags);
4621 if (ha->flags.rida_fmt2) {
4622 /* With Rida Format 2, the login is already triggered.
4623 * We know who is on the other side of the wire.
4624 * No need to login to do login to find out or drop into
4625 * qla2x00_configure_local_loop().
4627 clear_bit(LOCAL_LOOP_UPDATE, &flags);
4628 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
4629 } else {
4630 if (qla_tgt_mode_enabled(vha)) {
4631 /* allow the other side to start the login */
4632 clear_bit(LOCAL_LOOP_UPDATE, &flags);
4633 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
4636 } else if (ha->current_topology == ISP_CFG_NL) {
4637 clear_bit(RSCN_UPDATE, &flags);
4638 set_bit(LOCAL_LOOP_UPDATE, &flags);
4639 } else if (!vha->flags.online ||
4640 (test_bit(ABORT_ISP_ACTIVE, &flags))) {
4641 set_bit(RSCN_UPDATE, &flags);
4642 set_bit(LOCAL_LOOP_UPDATE, &flags);
4645 if (test_bit(LOCAL_LOOP_UPDATE, &flags)) {
4646 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) {
4647 ql_dbg(ql_dbg_disc, vha, 0x2015,
4648 "Loop resync needed, failing.\n");
4649 rval = QLA_FUNCTION_FAILED;
4650 } else
4651 rval = qla2x00_configure_local_loop(vha);
4654 if (rval == QLA_SUCCESS && test_bit(RSCN_UPDATE, &flags)) {
4655 if (LOOP_TRANSITION(vha)) {
4656 ql_dbg(ql_dbg_disc, vha, 0x2099,
4657 "Needs RSCN update and loop transition.\n");
4658 rval = QLA_FUNCTION_FAILED;
4660 else
4661 rval = qla2x00_configure_fabric(vha);
4664 if (rval == QLA_SUCCESS) {
4665 if (atomic_read(&vha->loop_down_timer) ||
4666 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) {
4667 rval = QLA_FUNCTION_FAILED;
4668 } else {
4669 atomic_set(&vha->loop_state, LOOP_READY);
4670 ql_dbg(ql_dbg_disc, vha, 0x2069,
4671 "LOOP READY.\n");
4672 ha->flags.fw_init_done = 1;
4675 * Process any ATIO queue entries that came in
4676 * while we weren't online.
4678 if (qla_tgt_mode_enabled(vha) ||
4679 qla_dual_mode_enabled(vha)) {
4680 if (IS_QLA27XX(ha) || IS_QLA83XX(ha)) {
4681 spin_lock_irqsave(&ha->tgt.atio_lock,
4682 flags);
4683 qlt_24xx_process_atio_queue(vha, 0);
4684 spin_unlock_irqrestore(
4685 &ha->tgt.atio_lock, flags);
4686 } else {
4687 spin_lock_irqsave(&ha->hardware_lock,
4688 flags);
4689 qlt_24xx_process_atio_queue(vha, 1);
4690 spin_unlock_irqrestore(
4691 &ha->hardware_lock, flags);
4697 if (rval) {
4698 ql_dbg(ql_dbg_disc, vha, 0x206a,
4699 "%s *** FAILED ***.\n", __func__);
4700 } else {
4701 ql_dbg(ql_dbg_disc, vha, 0x206b,
4702 "%s: exiting normally.\n", __func__);
4705 /* Restore state if a resync event occurred during processing */
4706 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) {
4707 if (test_bit(LOCAL_LOOP_UPDATE, &save_flags))
4708 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
4709 if (test_bit(RSCN_UPDATE, &save_flags)) {
4710 set_bit(RSCN_UPDATE, &vha->dpc_flags);
4714 return (rval);
4718 * N2N Login
4719 * Updates Fibre Channel Device Database with local loop devices.
4721 * Input:
4722 * ha = adapter block pointer.
4724 * Returns:
4726 static int qla24xx_n2n_handle_login(struct scsi_qla_host *vha,
4727 fc_port_t *fcport)
4729 struct qla_hw_data *ha = vha->hw;
4730 int res = QLA_SUCCESS, rval;
4731 int greater_wwpn = 0;
4732 int logged_in = 0;
4734 if (ha->current_topology != ISP_CFG_N)
4735 return res;
4737 if (wwn_to_u64(vha->port_name) >
4738 wwn_to_u64(vha->n2n_port_name)) {
4739 ql_dbg(ql_dbg_disc, vha, 0x2002,
4740 "HBA WWPN is greater %llx > target %llx\n",
4741 wwn_to_u64(vha->port_name),
4742 wwn_to_u64(vha->n2n_port_name));
4743 greater_wwpn = 1;
4744 fcport->d_id.b24 = vha->n2n_id;
4747 fcport->loop_id = vha->loop_id;
4748 fcport->fc4f_nvme = 0;
4749 fcport->query = 1;
4751 ql_dbg(ql_dbg_disc, vha, 0x4001,
4752 "Initiate N2N login handler: HBA port_id=%06x loopid=%d\n",
4753 fcport->d_id.b24, vha->loop_id);
4755 /* Fill in member data. */
4756 if (!greater_wwpn) {
4757 rval = qla2x00_get_port_database(vha, fcport, 0);
4758 ql_dbg(ql_dbg_disc, vha, 0x1051,
4759 "Remote login-state (%x/%x) port_id=%06x loop_id=%x, rval=%d\n",
4760 fcport->current_login_state, fcport->last_login_state,
4761 fcport->d_id.b24, fcport->loop_id, rval);
4763 if (((fcport->current_login_state & 0xf) == 0x4) ||
4764 ((fcport->current_login_state & 0xf) == 0x6))
4765 logged_in = 1;
4768 if (logged_in || greater_wwpn) {
4769 if (!vha->nvme_local_port && vha->flags.nvme_enabled)
4770 qla_nvme_register_hba(vha);
4772 /* Set connected N_Port d_id */
4773 if (vha->flags.nvme_enabled)
4774 fcport->fc4f_nvme = 1;
4776 fcport->scan_state = QLA_FCPORT_FOUND;
4777 fcport->fw_login_state = DSC_LS_PORT_UNAVAIL;
4778 fcport->disc_state = DSC_GNL;
4779 fcport->n2n_flag = 1;
4780 fcport->flags = 3;
4781 vha->hw->flags.gpsc_supported = 0;
4783 if (greater_wwpn) {
4784 ql_dbg(ql_dbg_disc, vha, 0x20e5,
4785 "%s %d PLOGI ELS %8phC\n",
4786 __func__, __LINE__, fcport->port_name);
4788 res = qla24xx_els_dcmd2_iocb(vha, ELS_DCMD_PLOGI,
4789 fcport, fcport->d_id);
4792 if (res != QLA_SUCCESS) {
4793 ql_log(ql_log_info, vha, 0xd04d,
4794 "PLOGI Failed: portid=%06x - retrying\n",
4795 fcport->d_id.b24);
4796 res = QLA_SUCCESS;
4797 } else {
4798 /* State 0x6 means FCP PRLI complete */
4799 if ((fcport->current_login_state & 0xf) == 0x6) {
4800 ql_dbg(ql_dbg_disc, vha, 0x2118,
4801 "%s %d %8phC post GPDB work\n",
4802 __func__, __LINE__, fcport->port_name);
4803 fcport->chip_reset =
4804 vha->hw->base_qpair->chip_reset;
4805 qla24xx_post_gpdb_work(vha, fcport, 0);
4806 } else {
4807 ql_dbg(ql_dbg_disc, vha, 0x2118,
4808 "%s %d %8phC post NVMe PRLI\n",
4809 __func__, __LINE__, fcport->port_name);
4810 qla24xx_post_prli_work(vha, fcport);
4813 } else {
4814 /* Wait for next database change */
4815 set_bit(N2N_LOGIN_NEEDED, &vha->dpc_flags);
4818 return res;
4822 * qla2x00_configure_local_loop
4823 * Updates Fibre Channel Device Database with local loop devices.
4825 * Input:
4826 * ha = adapter block pointer.
4828 * Returns:
4829 * 0 = success.
4831 static int
4832 qla2x00_configure_local_loop(scsi_qla_host_t *vha)
4834 int rval, rval2;
4835 int found_devs;
4836 int found;
4837 fc_port_t *fcport, *new_fcport;
4839 uint16_t index;
4840 uint16_t entries;
4841 char *id_iter;
4842 uint16_t loop_id;
4843 uint8_t domain, area, al_pa;
4844 struct qla_hw_data *ha = vha->hw;
4845 unsigned long flags;
4847 found_devs = 0;
4848 new_fcport = NULL;
4849 entries = MAX_FIBRE_DEVICES_LOOP;
4851 /* Get list of logged in devices. */
4852 memset(ha->gid_list, 0, qla2x00_gid_list_size(ha));
4853 rval = qla2x00_get_id_list(vha, ha->gid_list, ha->gid_list_dma,
4854 &entries);
4855 if (rval != QLA_SUCCESS)
4856 goto cleanup_allocation;
4858 ql_dbg(ql_dbg_disc, vha, 0x2011,
4859 "Entries in ID list (%d).\n", entries);
4860 ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x2075,
4861 (uint8_t *)ha->gid_list,
4862 entries * sizeof(struct gid_list_info));
4864 list_for_each_entry(fcport, &vha->vp_fcports, list) {
4865 fcport->scan_state = QLA_FCPORT_SCAN;
4868 /* Allocate temporary fcport for any new fcports discovered. */
4869 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
4870 if (new_fcport == NULL) {
4871 ql_log(ql_log_warn, vha, 0x2012,
4872 "Memory allocation failed for fcport.\n");
4873 rval = QLA_MEMORY_ALLOC_FAILED;
4874 goto cleanup_allocation;
4876 new_fcport->flags &= ~FCF_FABRIC_DEVICE;
4878 /* Inititae N2N login. */
4879 if (test_and_clear_bit(N2N_LOGIN_NEEDED, &vha->dpc_flags)) {
4880 rval = qla24xx_n2n_handle_login(vha, new_fcport);
4881 if (rval != QLA_SUCCESS)
4882 goto cleanup_allocation;
4883 return QLA_SUCCESS;
4886 /* Add devices to port list. */
4887 id_iter = (char *)ha->gid_list;
4888 for (index = 0; index < entries; index++) {
4889 domain = ((struct gid_list_info *)id_iter)->domain;
4890 area = ((struct gid_list_info *)id_iter)->area;
4891 al_pa = ((struct gid_list_info *)id_iter)->al_pa;
4892 if (IS_QLA2100(ha) || IS_QLA2200(ha))
4893 loop_id = (uint16_t)
4894 ((struct gid_list_info *)id_iter)->loop_id_2100;
4895 else
4896 loop_id = le16_to_cpu(
4897 ((struct gid_list_info *)id_iter)->loop_id);
4898 id_iter += ha->gid_list_info_size;
4900 /* Bypass reserved domain fields. */
4901 if ((domain & 0xf0) == 0xf0)
4902 continue;
4904 /* Bypass if not same domain and area of adapter. */
4905 if (area && domain &&
4906 (area != vha->d_id.b.area || domain != vha->d_id.b.domain))
4907 continue;
4909 /* Bypass invalid local loop ID. */
4910 if (loop_id > LAST_LOCAL_LOOP_ID)
4911 continue;
4913 memset(new_fcport->port_name, 0, WWN_SIZE);
4915 /* Fill in member data. */
4916 new_fcport->d_id.b.domain = domain;
4917 new_fcport->d_id.b.area = area;
4918 new_fcport->d_id.b.al_pa = al_pa;
4919 new_fcport->loop_id = loop_id;
4920 new_fcport->scan_state = QLA_FCPORT_FOUND;
4922 rval2 = qla2x00_get_port_database(vha, new_fcport, 0);
4923 if (rval2 != QLA_SUCCESS) {
4924 ql_dbg(ql_dbg_disc, vha, 0x2097,
4925 "Failed to retrieve fcport information "
4926 "-- get_port_database=%x, loop_id=0x%04x.\n",
4927 rval2, new_fcport->loop_id);
4928 /* Skip retry if N2N */
4929 if (ha->current_topology != ISP_CFG_N) {
4930 ql_dbg(ql_dbg_disc, vha, 0x2105,
4931 "Scheduling resync.\n");
4932 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
4933 continue;
4937 spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);
4938 /* Check for matching device in port list. */
4939 found = 0;
4940 fcport = NULL;
4941 list_for_each_entry(fcport, &vha->vp_fcports, list) {
4942 if (memcmp(new_fcport->port_name, fcport->port_name,
4943 WWN_SIZE))
4944 continue;
4946 fcport->flags &= ~FCF_FABRIC_DEVICE;
4947 fcport->loop_id = new_fcport->loop_id;
4948 fcport->port_type = new_fcport->port_type;
4949 fcport->d_id.b24 = new_fcport->d_id.b24;
4950 memcpy(fcport->node_name, new_fcport->node_name,
4951 WWN_SIZE);
4952 fcport->scan_state = QLA_FCPORT_FOUND;
4953 found++;
4954 break;
4957 if (!found) {
4958 /* New device, add to fcports list. */
4959 list_add_tail(&new_fcport->list, &vha->vp_fcports);
4961 /* Allocate a new replacement fcport. */
4962 fcport = new_fcport;
4964 spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
4966 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
4968 if (new_fcport == NULL) {
4969 ql_log(ql_log_warn, vha, 0xd031,
4970 "Failed to allocate memory for fcport.\n");
4971 rval = QLA_MEMORY_ALLOC_FAILED;
4972 goto cleanup_allocation;
4974 spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);
4975 new_fcport->flags &= ~FCF_FABRIC_DEVICE;
4978 spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
4980 /* Base iIDMA settings on HBA port speed. */
4981 fcport->fp_speed = ha->link_data_rate;
4983 found_devs++;
4986 list_for_each_entry(fcport, &vha->vp_fcports, list) {
4987 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
4988 break;
4990 if (fcport->scan_state == QLA_FCPORT_SCAN) {
4991 if ((qla_dual_mode_enabled(vha) ||
4992 qla_ini_mode_enabled(vha)) &&
4993 atomic_read(&fcport->state) == FCS_ONLINE) {
4994 qla2x00_mark_device_lost(vha, fcport,
4995 ql2xplogiabsentdevice, 0);
4996 if (fcport->loop_id != FC_NO_LOOP_ID &&
4997 (fcport->flags & FCF_FCP2_DEVICE) == 0 &&
4998 fcport->port_type != FCT_INITIATOR &&
4999 fcport->port_type != FCT_BROADCAST) {
5000 ql_dbg(ql_dbg_disc, vha, 0x20f0,
5001 "%s %d %8phC post del sess\n",
5002 __func__, __LINE__,
5003 fcport->port_name);
5005 qlt_schedule_sess_for_deletion(fcport);
5006 continue;
5011 if (fcport->scan_state == QLA_FCPORT_FOUND)
5012 qla24xx_fcport_handle_login(vha, fcport);
5015 cleanup_allocation:
5016 kfree(new_fcport);
5018 if (rval != QLA_SUCCESS) {
5019 ql_dbg(ql_dbg_disc, vha, 0x2098,
5020 "Configure local loop error exit: rval=%x.\n", rval);
5023 return (rval);
5026 static void
5027 qla2x00_iidma_fcport(scsi_qla_host_t *vha, fc_port_t *fcport)
5029 int rval;
5030 uint16_t mb[MAILBOX_REGISTER_COUNT];
5031 struct qla_hw_data *ha = vha->hw;
5033 if (!IS_IIDMA_CAPABLE(ha))
5034 return;
5036 if (atomic_read(&fcport->state) != FCS_ONLINE)
5037 return;
5039 if (fcport->fp_speed == PORT_SPEED_UNKNOWN ||
5040 fcport->fp_speed > ha->link_data_rate)
5041 return;
5043 rval = qla2x00_set_idma_speed(vha, fcport->loop_id, fcport->fp_speed,
5044 mb);
5045 if (rval != QLA_SUCCESS) {
5046 ql_dbg(ql_dbg_disc, vha, 0x2004,
5047 "Unable to adjust iIDMA %8phN -- %04x %x %04x %04x.\n",
5048 fcport->port_name, rval, fcport->fp_speed, mb[0], mb[1]);
5049 } else {
5050 ql_dbg(ql_dbg_disc, vha, 0x2005,
5051 "iIDMA adjusted to %s GB/s (%X) on %8phN.\n",
5052 qla2x00_get_link_speed_str(ha, fcport->fp_speed),
5053 fcport->fp_speed, fcport->port_name);
5057 /* qla2x00_reg_remote_port is reserved for Initiator Mode only.*/
5058 static void
5059 qla2x00_reg_remote_port(scsi_qla_host_t *vha, fc_port_t *fcport)
5061 struct fc_rport_identifiers rport_ids;
5062 struct fc_rport *rport;
5063 unsigned long flags;
5065 rport_ids.node_name = wwn_to_u64(fcport->node_name);
5066 rport_ids.port_name = wwn_to_u64(fcport->port_name);
5067 rport_ids.port_id = fcport->d_id.b.domain << 16 |
5068 fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
5069 rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
5070 fcport->rport = rport = fc_remote_port_add(vha->host, 0, &rport_ids);
5071 if (!rport) {
5072 ql_log(ql_log_warn, vha, 0x2006,
5073 "Unable to allocate fc remote port.\n");
5074 return;
5077 spin_lock_irqsave(fcport->vha->host->host_lock, flags);
5078 *((fc_port_t **)rport->dd_data) = fcport;
5079 spin_unlock_irqrestore(fcport->vha->host->host_lock, flags);
5081 rport->supported_classes = fcport->supported_classes;
5083 rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
5084 if (fcport->port_type == FCT_INITIATOR)
5085 rport_ids.roles |= FC_RPORT_ROLE_FCP_INITIATOR;
5086 if (fcport->port_type == FCT_TARGET)
5087 rport_ids.roles |= FC_RPORT_ROLE_FCP_TARGET;
5089 ql_dbg(ql_dbg_disc, vha, 0x20ee,
5090 "%s %8phN. rport %p is %s mode\n",
5091 __func__, fcport->port_name, rport,
5092 (fcport->port_type == FCT_TARGET) ? "tgt" : "ini");
5094 fc_remote_port_rolechg(rport, rport_ids.roles);
5098 * qla2x00_update_fcport
5099 * Updates device on list.
5101 * Input:
5102 * ha = adapter block pointer.
5103 * fcport = port structure pointer.
5105 * Return:
5106 * 0 - Success
5107 * BIT_0 - error
5109 * Context:
5110 * Kernel context.
5112 void
5113 qla2x00_update_fcport(scsi_qla_host_t *vha, fc_port_t *fcport)
5115 fcport->vha = vha;
5117 if (IS_SW_RESV_ADDR(fcport->d_id))
5118 return;
5120 ql_dbg(ql_dbg_disc, vha, 0x20ef, "%s %8phC\n",
5121 __func__, fcport->port_name);
5123 if (IS_QLAFX00(vha->hw)) {
5124 qla2x00_set_fcport_state(fcport, FCS_ONLINE);
5125 goto reg_port;
5127 fcport->login_retry = 0;
5128 fcport->flags &= ~(FCF_LOGIN_NEEDED | FCF_ASYNC_SENT);
5129 fcport->disc_state = DSC_LOGIN_COMPLETE;
5130 fcport->deleted = 0;
5131 fcport->logout_on_delete = 1;
5133 qla2x00_set_fcport_state(fcport, FCS_ONLINE);
5134 qla2x00_iidma_fcport(vha, fcport);
5136 if (fcport->fc4f_nvme) {
5137 qla_nvme_register_remote(vha, fcport);
5138 return;
5141 qla24xx_update_fcport_fcp_prio(vha, fcport);
5143 reg_port:
5144 switch (vha->host->active_mode) {
5145 case MODE_INITIATOR:
5146 qla2x00_reg_remote_port(vha, fcport);
5147 break;
5148 case MODE_TARGET:
5149 if (!vha->vha_tgt.qla_tgt->tgt_stop &&
5150 !vha->vha_tgt.qla_tgt->tgt_stopped)
5151 qlt_fc_port_added(vha, fcport);
5152 break;
5153 case MODE_DUAL:
5154 qla2x00_reg_remote_port(vha, fcport);
5155 if (!vha->vha_tgt.qla_tgt->tgt_stop &&
5156 !vha->vha_tgt.qla_tgt->tgt_stopped)
5157 qlt_fc_port_added(vha, fcport);
5158 break;
5159 default:
5160 break;
5165 * qla2x00_configure_fabric
5166 * Setup SNS devices with loop ID's.
5168 * Input:
5169 * ha = adapter block pointer.
5171 * Returns:
5172 * 0 = success.
5173 * BIT_0 = error
5175 static int
5176 qla2x00_configure_fabric(scsi_qla_host_t *vha)
5178 int rval;
5179 fc_port_t *fcport;
5180 uint16_t mb[MAILBOX_REGISTER_COUNT];
5181 uint16_t loop_id;
5182 LIST_HEAD(new_fcports);
5183 struct qla_hw_data *ha = vha->hw;
5184 int discovery_gen;
5186 /* If FL port exists, then SNS is present */
5187 if (IS_FWI2_CAPABLE(ha))
5188 loop_id = NPH_F_PORT;
5189 else
5190 loop_id = SNS_FL_PORT;
5191 rval = qla2x00_get_port_name(vha, loop_id, vha->fabric_node_name, 1);
5192 if (rval != QLA_SUCCESS) {
5193 ql_dbg(ql_dbg_disc, vha, 0x20a0,
5194 "MBX_GET_PORT_NAME failed, No FL Port.\n");
5196 vha->device_flags &= ~SWITCH_FOUND;
5197 return (QLA_SUCCESS);
5199 vha->device_flags |= SWITCH_FOUND;
5202 if (qla_tgt_mode_enabled(vha) || qla_dual_mode_enabled(vha)) {
5203 rval = qla2x00_send_change_request(vha, 0x3, 0);
5204 if (rval != QLA_SUCCESS)
5205 ql_log(ql_log_warn, vha, 0x121,
5206 "Failed to enable receiving of RSCN requests: 0x%x.\n",
5207 rval);
5211 do {
5212 qla2x00_mgmt_svr_login(vha);
5214 /* FDMI support. */
5215 if (ql2xfdmienable &&
5216 test_and_clear_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags))
5217 qla2x00_fdmi_register(vha);
5219 /* Ensure we are logged into the SNS. */
5220 loop_id = NPH_SNS_LID(ha);
5221 rval = ha->isp_ops->fabric_login(vha, loop_id, 0xff, 0xff,
5222 0xfc, mb, BIT_1|BIT_0);
5223 if (rval != QLA_SUCCESS || mb[0] != MBS_COMMAND_COMPLETE) {
5224 ql_dbg(ql_dbg_disc, vha, 0x20a1,
5225 "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x mb[2]=%x mb[6]=%x mb[7]=%x (%x).\n",
5226 loop_id, mb[0], mb[1], mb[2], mb[6], mb[7], rval);
5227 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
5228 return rval;
5230 if (test_and_clear_bit(REGISTER_FC4_NEEDED, &vha->dpc_flags)) {
5231 if (qla2x00_rft_id(vha)) {
5232 /* EMPTY */
5233 ql_dbg(ql_dbg_disc, vha, 0x20a2,
5234 "Register FC-4 TYPE failed.\n");
5235 if (test_bit(LOOP_RESYNC_NEEDED,
5236 &vha->dpc_flags))
5237 break;
5239 if (qla2x00_rff_id(vha, FC4_TYPE_FCP_SCSI)) {
5240 /* EMPTY */
5241 ql_dbg(ql_dbg_disc, vha, 0x209a,
5242 "Register FC-4 Features failed.\n");
5243 if (test_bit(LOOP_RESYNC_NEEDED,
5244 &vha->dpc_flags))
5245 break;
5247 if (vha->flags.nvme_enabled) {
5248 if (qla2x00_rff_id(vha, FC_TYPE_NVME)) {
5249 ql_dbg(ql_dbg_disc, vha, 0x2049,
5250 "Register NVME FC Type Features failed.\n");
5253 if (qla2x00_rnn_id(vha)) {
5254 /* EMPTY */
5255 ql_dbg(ql_dbg_disc, vha, 0x2104,
5256 "Register Node Name failed.\n");
5257 if (test_bit(LOOP_RESYNC_NEEDED,
5258 &vha->dpc_flags))
5259 break;
5260 } else if (qla2x00_rsnn_nn(vha)) {
5261 /* EMPTY */
5262 ql_dbg(ql_dbg_disc, vha, 0x209b,
5263 "Register Symbolic Node Name failed.\n");
5264 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
5265 break;
5270 /* Mark the time right before querying FW for connected ports.
5271 * This process is long, asynchronous and by the time it's done,
5272 * collected information might not be accurate anymore. E.g.
5273 * disconnected port might have re-connected and a brand new
5274 * session has been created. In this case session's generation
5275 * will be newer than discovery_gen. */
5276 qlt_do_generation_tick(vha, &discovery_gen);
5278 if (USE_ASYNC_SCAN(ha)) {
5279 rval = qla24xx_async_gpnft(vha, FC4_TYPE_FCP_SCSI,
5280 NULL);
5281 if (rval)
5282 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
5283 } else {
5284 list_for_each_entry(fcport, &vha->vp_fcports, list)
5285 fcport->scan_state = QLA_FCPORT_SCAN;
5287 rval = qla2x00_find_all_fabric_devs(vha);
5289 if (rval != QLA_SUCCESS)
5290 break;
5291 } while (0);
5293 if (!vha->nvme_local_port && vha->flags.nvme_enabled)
5294 qla_nvme_register_hba(vha);
5296 if (rval)
5297 ql_dbg(ql_dbg_disc, vha, 0x2068,
5298 "Configure fabric error exit rval=%d.\n", rval);
5300 return (rval);
5304 * qla2x00_find_all_fabric_devs
5306 * Input:
5307 * ha = adapter block pointer.
5308 * dev = database device entry pointer.
5310 * Returns:
5311 * 0 = success.
5313 * Context:
5314 * Kernel context.
5316 static int
5317 qla2x00_find_all_fabric_devs(scsi_qla_host_t *vha)
5319 int rval;
5320 uint16_t loop_id;
5321 fc_port_t *fcport, *new_fcport;
5322 int found;
5324 sw_info_t *swl;
5325 int swl_idx;
5326 int first_dev, last_dev;
5327 port_id_t wrap = {}, nxt_d_id;
5328 struct qla_hw_data *ha = vha->hw;
5329 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
5330 unsigned long flags;
5332 rval = QLA_SUCCESS;
5334 /* Try GID_PT to get device list, else GAN. */
5335 if (!ha->swl)
5336 ha->swl = kcalloc(ha->max_fibre_devices, sizeof(sw_info_t),
5337 GFP_KERNEL);
5338 swl = ha->swl;
5339 if (!swl) {
5340 /*EMPTY*/
5341 ql_dbg(ql_dbg_disc, vha, 0x209c,
5342 "GID_PT allocations failed, fallback on GA_NXT.\n");
5343 } else {
5344 memset(swl, 0, ha->max_fibre_devices * sizeof(sw_info_t));
5345 if (qla2x00_gid_pt(vha, swl) != QLA_SUCCESS) {
5346 swl = NULL;
5347 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
5348 return rval;
5349 } else if (qla2x00_gpn_id(vha, swl) != QLA_SUCCESS) {
5350 swl = NULL;
5351 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
5352 return rval;
5353 } else if (qla2x00_gnn_id(vha, swl) != QLA_SUCCESS) {
5354 swl = NULL;
5355 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
5356 return rval;
5357 } else if (qla2x00_gfpn_id(vha, swl) != QLA_SUCCESS) {
5358 swl = NULL;
5359 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
5360 return rval;
5363 /* If other queries succeeded probe for FC-4 type */
5364 if (swl) {
5365 qla2x00_gff_id(vha, swl);
5366 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
5367 return rval;
5370 swl_idx = 0;
5372 /* Allocate temporary fcport for any new fcports discovered. */
5373 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
5374 if (new_fcport == NULL) {
5375 ql_log(ql_log_warn, vha, 0x209d,
5376 "Failed to allocate memory for fcport.\n");
5377 return (QLA_MEMORY_ALLOC_FAILED);
5379 new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED);
5380 /* Set start port ID scan at adapter ID. */
5381 first_dev = 1;
5382 last_dev = 0;
5384 /* Starting free loop ID. */
5385 loop_id = ha->min_external_loopid;
5386 for (; loop_id <= ha->max_loop_id; loop_id++) {
5387 if (qla2x00_is_reserved_id(vha, loop_id))
5388 continue;
5390 if (ha->current_topology == ISP_CFG_FL &&
5391 (atomic_read(&vha->loop_down_timer) ||
5392 LOOP_TRANSITION(vha))) {
5393 atomic_set(&vha->loop_down_timer, 0);
5394 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
5395 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
5396 break;
5399 if (swl != NULL) {
5400 if (last_dev) {
5401 wrap.b24 = new_fcport->d_id.b24;
5402 } else {
5403 new_fcport->d_id.b24 = swl[swl_idx].d_id.b24;
5404 memcpy(new_fcport->node_name,
5405 swl[swl_idx].node_name, WWN_SIZE);
5406 memcpy(new_fcport->port_name,
5407 swl[swl_idx].port_name, WWN_SIZE);
5408 memcpy(new_fcport->fabric_port_name,
5409 swl[swl_idx].fabric_port_name, WWN_SIZE);
5410 new_fcport->fp_speed = swl[swl_idx].fp_speed;
5411 new_fcport->fc4_type = swl[swl_idx].fc4_type;
5413 new_fcport->nvme_flag = 0;
5414 new_fcport->fc4f_nvme = 0;
5415 if (vha->flags.nvme_enabled &&
5416 swl[swl_idx].fc4f_nvme) {
5417 new_fcport->fc4f_nvme =
5418 swl[swl_idx].fc4f_nvme;
5419 ql_log(ql_log_info, vha, 0x2131,
5420 "FOUND: NVME port %8phC as FC Type 28h\n",
5421 new_fcport->port_name);
5424 if (swl[swl_idx].d_id.b.rsvd_1 != 0) {
5425 last_dev = 1;
5427 swl_idx++;
5429 } else {
5430 /* Send GA_NXT to the switch */
5431 rval = qla2x00_ga_nxt(vha, new_fcport);
5432 if (rval != QLA_SUCCESS) {
5433 ql_log(ql_log_warn, vha, 0x209e,
5434 "SNS scan failed -- assuming "
5435 "zero-entry result.\n");
5436 rval = QLA_SUCCESS;
5437 break;
5441 /* If wrap on switch device list, exit. */
5442 if (first_dev) {
5443 wrap.b24 = new_fcport->d_id.b24;
5444 first_dev = 0;
5445 } else if (new_fcport->d_id.b24 == wrap.b24) {
5446 ql_dbg(ql_dbg_disc, vha, 0x209f,
5447 "Device wrap (%02x%02x%02x).\n",
5448 new_fcport->d_id.b.domain,
5449 new_fcport->d_id.b.area,
5450 new_fcport->d_id.b.al_pa);
5451 break;
5454 /* Bypass if same physical adapter. */
5455 if (new_fcport->d_id.b24 == base_vha->d_id.b24)
5456 continue;
5458 /* Bypass virtual ports of the same host. */
5459 if (qla2x00_is_a_vp_did(vha, new_fcport->d_id.b24))
5460 continue;
5462 /* Bypass if same domain and area of adapter. */
5463 if (((new_fcport->d_id.b24 & 0xffff00) ==
5464 (vha->d_id.b24 & 0xffff00)) && ha->current_topology ==
5465 ISP_CFG_FL)
5466 continue;
5468 /* Bypass reserved domain fields. */
5469 if ((new_fcport->d_id.b.domain & 0xf0) == 0xf0)
5470 continue;
5472 /* Bypass ports whose FCP-4 type is not FCP_SCSI */
5473 if (ql2xgffidenable &&
5474 (new_fcport->fc4_type != FC4_TYPE_FCP_SCSI &&
5475 new_fcport->fc4_type != FC4_TYPE_UNKNOWN))
5476 continue;
5478 spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags);
5480 /* Locate matching device in database. */
5481 found = 0;
5482 list_for_each_entry(fcport, &vha->vp_fcports, list) {
5483 if (memcmp(new_fcport->port_name, fcport->port_name,
5484 WWN_SIZE))
5485 continue;
5487 fcport->scan_state = QLA_FCPORT_FOUND;
5489 found++;
5491 /* Update port state. */
5492 memcpy(fcport->fabric_port_name,
5493 new_fcport->fabric_port_name, WWN_SIZE);
5494 fcport->fp_speed = new_fcport->fp_speed;
5497 * If address the same and state FCS_ONLINE
5498 * (or in target mode), nothing changed.
5500 if (fcport->d_id.b24 == new_fcport->d_id.b24 &&
5501 (atomic_read(&fcport->state) == FCS_ONLINE ||
5502 (vha->host->active_mode == MODE_TARGET))) {
5503 break;
5507 * If device was not a fabric device before.
5509 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) {
5510 fcport->d_id.b24 = new_fcport->d_id.b24;
5511 qla2x00_clear_loop_id(fcport);
5512 fcport->flags |= (FCF_FABRIC_DEVICE |
5513 FCF_LOGIN_NEEDED);
5514 break;
5518 * Port ID changed or device was marked to be updated;
5519 * Log it out if still logged in and mark it for
5520 * relogin later.
5522 if (qla_tgt_mode_enabled(base_vha)) {
5523 ql_dbg(ql_dbg_tgt_mgt, vha, 0xf080,
5524 "port changed FC ID, %8phC"
5525 " old %x:%x:%x (loop_id 0x%04x)-> new %x:%x:%x\n",
5526 fcport->port_name,
5527 fcport->d_id.b.domain,
5528 fcport->d_id.b.area,
5529 fcport->d_id.b.al_pa,
5530 fcport->loop_id,
5531 new_fcport->d_id.b.domain,
5532 new_fcport->d_id.b.area,
5533 new_fcport->d_id.b.al_pa);
5534 fcport->d_id.b24 = new_fcport->d_id.b24;
5535 break;
5538 fcport->d_id.b24 = new_fcport->d_id.b24;
5539 fcport->flags |= FCF_LOGIN_NEEDED;
5540 break;
5543 if (fcport->fc4f_nvme) {
5544 if (fcport->disc_state == DSC_DELETE_PEND) {
5545 fcport->disc_state = DSC_GNL;
5546 vha->fcport_count--;
5547 fcport->login_succ = 0;
5551 if (found) {
5552 spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
5553 continue;
5555 /* If device was not in our fcports list, then add it. */
5556 new_fcport->scan_state = QLA_FCPORT_FOUND;
5557 list_add_tail(&new_fcport->list, &vha->vp_fcports);
5559 spin_unlock_irqrestore(&vha->hw->tgt.sess_lock, flags);
5562 /* Allocate a new replacement fcport. */
5563 nxt_d_id.b24 = new_fcport->d_id.b24;
5564 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
5565 if (new_fcport == NULL) {
5566 ql_log(ql_log_warn, vha, 0xd032,
5567 "Memory allocation failed for fcport.\n");
5568 return (QLA_MEMORY_ALLOC_FAILED);
5570 new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED);
5571 new_fcport->d_id.b24 = nxt_d_id.b24;
5574 qla2x00_free_fcport(new_fcport);
5577 * Logout all previous fabric dev marked lost, except FCP2 devices.
5579 list_for_each_entry(fcport, &vha->vp_fcports, list) {
5580 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
5581 break;
5583 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 ||
5584 (fcport->flags & FCF_LOGIN_NEEDED) == 0)
5585 continue;
5587 if (fcport->scan_state == QLA_FCPORT_SCAN) {
5588 if ((qla_dual_mode_enabled(vha) ||
5589 qla_ini_mode_enabled(vha)) &&
5590 atomic_read(&fcport->state) == FCS_ONLINE) {
5591 qla2x00_mark_device_lost(vha, fcport,
5592 ql2xplogiabsentdevice, 0);
5593 if (fcport->loop_id != FC_NO_LOOP_ID &&
5594 (fcport->flags & FCF_FCP2_DEVICE) == 0 &&
5595 fcport->port_type != FCT_INITIATOR &&
5596 fcport->port_type != FCT_BROADCAST) {
5597 ql_dbg(ql_dbg_disc, vha, 0x20f0,
5598 "%s %d %8phC post del sess\n",
5599 __func__, __LINE__,
5600 fcport->port_name);
5601 qlt_schedule_sess_for_deletion(fcport);
5602 continue;
5607 if (fcport->scan_state == QLA_FCPORT_FOUND)
5608 qla24xx_fcport_handle_login(vha, fcport);
5610 return (rval);
5614 * qla2x00_find_new_loop_id
5615 * Scan through our port list and find a new usable loop ID.
5617 * Input:
5618 * ha: adapter state pointer.
5619 * dev: port structure pointer.
5621 * Returns:
5622 * qla2x00 local function return status code.
5624 * Context:
5625 * Kernel context.
5628 qla2x00_find_new_loop_id(scsi_qla_host_t *vha, fc_port_t *dev)
5630 int rval;
5631 struct qla_hw_data *ha = vha->hw;
5632 unsigned long flags = 0;
5634 rval = QLA_SUCCESS;
5636 spin_lock_irqsave(&ha->vport_slock, flags);
5638 dev->loop_id = find_first_zero_bit(ha->loop_id_map,
5639 LOOPID_MAP_SIZE);
5640 if (dev->loop_id >= LOOPID_MAP_SIZE ||
5641 qla2x00_is_reserved_id(vha, dev->loop_id)) {
5642 dev->loop_id = FC_NO_LOOP_ID;
5643 rval = QLA_FUNCTION_FAILED;
5644 } else
5645 set_bit(dev->loop_id, ha->loop_id_map);
5647 spin_unlock_irqrestore(&ha->vport_slock, flags);
5649 if (rval == QLA_SUCCESS)
5650 ql_dbg(ql_dbg_disc, dev->vha, 0x2086,
5651 "Assigning new loopid=%x, portid=%x.\n",
5652 dev->loop_id, dev->d_id.b24);
5653 else
5654 ql_log(ql_log_warn, dev->vha, 0x2087,
5655 "No loop_id's available, portid=%x.\n",
5656 dev->d_id.b24);
5658 return (rval);
5663 * qla2x00_fabric_login
5664 * Issue fabric login command.
5666 * Input:
5667 * ha = adapter block pointer.
5668 * device = pointer to FC device type structure.
5670 * Returns:
5671 * 0 - Login successfully
5672 * 1 - Login failed
5673 * 2 - Initiator device
5674 * 3 - Fatal error
5677 qla2x00_fabric_login(scsi_qla_host_t *vha, fc_port_t *fcport,
5678 uint16_t *next_loopid)
5680 int rval;
5681 int retry;
5682 uint16_t tmp_loopid;
5683 uint16_t mb[MAILBOX_REGISTER_COUNT];
5684 struct qla_hw_data *ha = vha->hw;
5686 retry = 0;
5687 tmp_loopid = 0;
5689 for (;;) {
5690 ql_dbg(ql_dbg_disc, vha, 0x2000,
5691 "Trying Fabric Login w/loop id 0x%04x for port "
5692 "%02x%02x%02x.\n",
5693 fcport->loop_id, fcport->d_id.b.domain,
5694 fcport->d_id.b.area, fcport->d_id.b.al_pa);
5696 /* Login fcport on switch. */
5697 rval = ha->isp_ops->fabric_login(vha, fcport->loop_id,
5698 fcport->d_id.b.domain, fcport->d_id.b.area,
5699 fcport->d_id.b.al_pa, mb, BIT_0);
5700 if (rval != QLA_SUCCESS) {
5701 return rval;
5703 if (mb[0] == MBS_PORT_ID_USED) {
5705 * Device has another loop ID. The firmware team
5706 * recommends the driver perform an implicit login with
5707 * the specified ID again. The ID we just used is save
5708 * here so we return with an ID that can be tried by
5709 * the next login.
5711 retry++;
5712 tmp_loopid = fcport->loop_id;
5713 fcport->loop_id = mb[1];
5715 ql_dbg(ql_dbg_disc, vha, 0x2001,
5716 "Fabric Login: port in use - next loop "
5717 "id=0x%04x, port id= %02x%02x%02x.\n",
5718 fcport->loop_id, fcport->d_id.b.domain,
5719 fcport->d_id.b.area, fcport->d_id.b.al_pa);
5721 } else if (mb[0] == MBS_COMMAND_COMPLETE) {
5723 * Login succeeded.
5725 if (retry) {
5726 /* A retry occurred before. */
5727 *next_loopid = tmp_loopid;
5728 } else {
5730 * No retry occurred before. Just increment the
5731 * ID value for next login.
5733 *next_loopid = (fcport->loop_id + 1);
5736 if (mb[1] & BIT_0) {
5737 fcport->port_type = FCT_INITIATOR;
5738 } else {
5739 fcport->port_type = FCT_TARGET;
5740 if (mb[1] & BIT_1) {
5741 fcport->flags |= FCF_FCP2_DEVICE;
5745 if (mb[10] & BIT_0)
5746 fcport->supported_classes |= FC_COS_CLASS2;
5747 if (mb[10] & BIT_1)
5748 fcport->supported_classes |= FC_COS_CLASS3;
5750 if (IS_FWI2_CAPABLE(ha)) {
5751 if (mb[10] & BIT_7)
5752 fcport->flags |=
5753 FCF_CONF_COMP_SUPPORTED;
5756 rval = QLA_SUCCESS;
5757 break;
5758 } else if (mb[0] == MBS_LOOP_ID_USED) {
5760 * Loop ID already used, try next loop ID.
5762 fcport->loop_id++;
5763 rval = qla2x00_find_new_loop_id(vha, fcport);
5764 if (rval != QLA_SUCCESS) {
5765 /* Ran out of loop IDs to use */
5766 break;
5768 } else if (mb[0] == MBS_COMMAND_ERROR) {
5770 * Firmware possibly timed out during login. If NO
5771 * retries are left to do then the device is declared
5772 * dead.
5774 *next_loopid = fcport->loop_id;
5775 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
5776 fcport->d_id.b.domain, fcport->d_id.b.area,
5777 fcport->d_id.b.al_pa);
5778 qla2x00_mark_device_lost(vha, fcport, 1, 0);
5780 rval = 1;
5781 break;
5782 } else {
5784 * unrecoverable / not handled error
5786 ql_dbg(ql_dbg_disc, vha, 0x2002,
5787 "Failed=%x port_id=%02x%02x%02x loop_id=%x "
5788 "jiffies=%lx.\n", mb[0], fcport->d_id.b.domain,
5789 fcport->d_id.b.area, fcport->d_id.b.al_pa,
5790 fcport->loop_id, jiffies);
5792 *next_loopid = fcport->loop_id;
5793 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
5794 fcport->d_id.b.domain, fcport->d_id.b.area,
5795 fcport->d_id.b.al_pa);
5796 qla2x00_clear_loop_id(fcport);
5797 fcport->login_retry = 0;
5799 rval = 3;
5800 break;
5804 return (rval);
5808 * qla2x00_local_device_login
5809 * Issue local device login command.
5811 * Input:
5812 * ha = adapter block pointer.
5813 * loop_id = loop id of device to login to.
5815 * Returns (Where's the #define!!!!):
5816 * 0 - Login successfully
5817 * 1 - Login failed
5818 * 3 - Fatal error
5821 qla2x00_local_device_login(scsi_qla_host_t *vha, fc_port_t *fcport)
5823 int rval;
5824 uint16_t mb[MAILBOX_REGISTER_COUNT];
5826 memset(mb, 0, sizeof(mb));
5827 rval = qla2x00_login_local_device(vha, fcport, mb, BIT_0);
5828 if (rval == QLA_SUCCESS) {
5829 /* Interrogate mailbox registers for any errors */
5830 if (mb[0] == MBS_COMMAND_ERROR)
5831 rval = 1;
5832 else if (mb[0] == MBS_COMMAND_PARAMETER_ERROR)
5833 /* device not in PCB table */
5834 rval = 3;
5837 return (rval);
5841 * qla2x00_loop_resync
5842 * Resync with fibre channel devices.
5844 * Input:
5845 * ha = adapter block pointer.
5847 * Returns:
5848 * 0 = success
5851 qla2x00_loop_resync(scsi_qla_host_t *vha)
5853 int rval = QLA_SUCCESS;
5854 uint32_t wait_time;
5855 struct req_que *req;
5856 struct rsp_que *rsp;
5858 req = vha->req;
5859 rsp = req->rsp;
5861 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
5862 if (vha->flags.online) {
5863 if (!(rval = qla2x00_fw_ready(vha))) {
5864 /* Wait at most MAX_TARGET RSCNs for a stable link. */
5865 wait_time = 256;
5866 do {
5867 if (!IS_QLAFX00(vha->hw)) {
5869 * Issue a marker after FW becomes
5870 * ready.
5872 qla2x00_marker(vha, req, rsp, 0, 0,
5873 MK_SYNC_ALL);
5874 vha->marker_needed = 0;
5877 /* Remap devices on Loop. */
5878 clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
5880 if (IS_QLAFX00(vha->hw))
5881 qlafx00_configure_devices(vha);
5882 else
5883 qla2x00_configure_loop(vha);
5885 wait_time--;
5886 } while (!atomic_read(&vha->loop_down_timer) &&
5887 !(test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
5888 && wait_time && (test_bit(LOOP_RESYNC_NEEDED,
5889 &vha->dpc_flags)));
5893 if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
5894 return (QLA_FUNCTION_FAILED);
5896 if (rval)
5897 ql_dbg(ql_dbg_disc, vha, 0x206c,
5898 "%s *** FAILED ***.\n", __func__);
5900 return (rval);
5904 * qla2x00_perform_loop_resync
5905 * Description: This function will set the appropriate flags and call
5906 * qla2x00_loop_resync. If successful loop will be resynced
5907 * Arguments : scsi_qla_host_t pointer
5908 * returm : Success or Failure
5911 int qla2x00_perform_loop_resync(scsi_qla_host_t *ha)
5913 int32_t rval = 0;
5915 if (!test_and_set_bit(LOOP_RESYNC_ACTIVE, &ha->dpc_flags)) {
5916 /*Configure the flags so that resync happens properly*/
5917 atomic_set(&ha->loop_down_timer, 0);
5918 if (!(ha->device_flags & DFLG_NO_CABLE)) {
5919 atomic_set(&ha->loop_state, LOOP_UP);
5920 set_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags);
5921 set_bit(REGISTER_FC4_NEEDED, &ha->dpc_flags);
5922 set_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags);
5924 rval = qla2x00_loop_resync(ha);
5925 } else
5926 atomic_set(&ha->loop_state, LOOP_DEAD);
5928 clear_bit(LOOP_RESYNC_ACTIVE, &ha->dpc_flags);
5931 return rval;
5934 void
5935 qla2x00_update_fcports(scsi_qla_host_t *base_vha)
5937 fc_port_t *fcport;
5938 struct scsi_qla_host *vha;
5939 struct qla_hw_data *ha = base_vha->hw;
5940 unsigned long flags;
5942 spin_lock_irqsave(&ha->vport_slock, flags);
5943 /* Go with deferred removal of rport references. */
5944 list_for_each_entry(vha, &base_vha->hw->vp_list, list) {
5945 atomic_inc(&vha->vref_count);
5946 list_for_each_entry(fcport, &vha->vp_fcports, list) {
5947 if (fcport->drport &&
5948 atomic_read(&fcport->state) != FCS_UNCONFIGURED) {
5949 spin_unlock_irqrestore(&ha->vport_slock, flags);
5950 qla2x00_rport_del(fcport);
5952 spin_lock_irqsave(&ha->vport_slock, flags);
5955 atomic_dec(&vha->vref_count);
5956 wake_up(&vha->vref_waitq);
5958 spin_unlock_irqrestore(&ha->vport_slock, flags);
5961 /* Assumes idc_lock always held on entry */
5962 void
5963 qla83xx_reset_ownership(scsi_qla_host_t *vha)
5965 struct qla_hw_data *ha = vha->hw;
5966 uint32_t drv_presence, drv_presence_mask;
5967 uint32_t dev_part_info1, dev_part_info2, class_type;
5968 uint32_t class_type_mask = 0x3;
5969 uint16_t fcoe_other_function = 0xffff, i;
5971 if (IS_QLA8044(ha)) {
5972 drv_presence = qla8044_rd_direct(vha,
5973 QLA8044_CRB_DRV_ACTIVE_INDEX);
5974 dev_part_info1 = qla8044_rd_direct(vha,
5975 QLA8044_CRB_DEV_PART_INFO_INDEX);
5976 dev_part_info2 = qla8044_rd_direct(vha,
5977 QLA8044_CRB_DEV_PART_INFO2);
5978 } else {
5979 qla83xx_rd_reg(vha, QLA83XX_IDC_DRV_PRESENCE, &drv_presence);
5980 qla83xx_rd_reg(vha, QLA83XX_DEV_PARTINFO1, &dev_part_info1);
5981 qla83xx_rd_reg(vha, QLA83XX_DEV_PARTINFO2, &dev_part_info2);
5983 for (i = 0; i < 8; i++) {
5984 class_type = ((dev_part_info1 >> (i * 4)) & class_type_mask);
5985 if ((class_type == QLA83XX_CLASS_TYPE_FCOE) &&
5986 (i != ha->portnum)) {
5987 fcoe_other_function = i;
5988 break;
5991 if (fcoe_other_function == 0xffff) {
5992 for (i = 0; i < 8; i++) {
5993 class_type = ((dev_part_info2 >> (i * 4)) &
5994 class_type_mask);
5995 if ((class_type == QLA83XX_CLASS_TYPE_FCOE) &&
5996 ((i + 8) != ha->portnum)) {
5997 fcoe_other_function = i + 8;
5998 break;
6003 * Prepare drv-presence mask based on fcoe functions present.
6004 * However consider only valid physical fcoe function numbers (0-15).
6006 drv_presence_mask = ~((1 << (ha->portnum)) |
6007 ((fcoe_other_function == 0xffff) ?
6008 0 : (1 << (fcoe_other_function))));
6010 /* We are the reset owner iff:
6011 * - No other protocol drivers present.
6012 * - This is the lowest among fcoe functions. */
6013 if (!(drv_presence & drv_presence_mask) &&
6014 (ha->portnum < fcoe_other_function)) {
6015 ql_dbg(ql_dbg_p3p, vha, 0xb07f,
6016 "This host is Reset owner.\n");
6017 ha->flags.nic_core_reset_owner = 1;
6021 static int
6022 __qla83xx_set_drv_ack(scsi_qla_host_t *vha)
6024 int rval = QLA_SUCCESS;
6025 struct qla_hw_data *ha = vha->hw;
6026 uint32_t drv_ack;
6028 rval = qla83xx_rd_reg(vha, QLA83XX_IDC_DRIVER_ACK, &drv_ack);
6029 if (rval == QLA_SUCCESS) {
6030 drv_ack |= (1 << ha->portnum);
6031 rval = qla83xx_wr_reg(vha, QLA83XX_IDC_DRIVER_ACK, drv_ack);
6034 return rval;
6037 static int
6038 __qla83xx_clear_drv_ack(scsi_qla_host_t *vha)
6040 int rval = QLA_SUCCESS;
6041 struct qla_hw_data *ha = vha->hw;
6042 uint32_t drv_ack;
6044 rval = qla83xx_rd_reg(vha, QLA83XX_IDC_DRIVER_ACK, &drv_ack);
6045 if (rval == QLA_SUCCESS) {
6046 drv_ack &= ~(1 << ha->portnum);
6047 rval = qla83xx_wr_reg(vha, QLA83XX_IDC_DRIVER_ACK, drv_ack);
6050 return rval;
6053 static const char *
6054 qla83xx_dev_state_to_string(uint32_t dev_state)
6056 switch (dev_state) {
6057 case QLA8XXX_DEV_COLD:
6058 return "COLD/RE-INIT";
6059 case QLA8XXX_DEV_INITIALIZING:
6060 return "INITIALIZING";
6061 case QLA8XXX_DEV_READY:
6062 return "READY";
6063 case QLA8XXX_DEV_NEED_RESET:
6064 return "NEED RESET";
6065 case QLA8XXX_DEV_NEED_QUIESCENT:
6066 return "NEED QUIESCENT";
6067 case QLA8XXX_DEV_FAILED:
6068 return "FAILED";
6069 case QLA8XXX_DEV_QUIESCENT:
6070 return "QUIESCENT";
6071 default:
6072 return "Unknown";
6076 /* Assumes idc-lock always held on entry */
6077 void
6078 qla83xx_idc_audit(scsi_qla_host_t *vha, int audit_type)
6080 struct qla_hw_data *ha = vha->hw;
6081 uint32_t idc_audit_reg = 0, duration_secs = 0;
6083 switch (audit_type) {
6084 case IDC_AUDIT_TIMESTAMP:
6085 ha->idc_audit_ts = (jiffies_to_msecs(jiffies) / 1000);
6086 idc_audit_reg = (ha->portnum) |
6087 (IDC_AUDIT_TIMESTAMP << 7) | (ha->idc_audit_ts << 8);
6088 qla83xx_wr_reg(vha, QLA83XX_IDC_AUDIT, idc_audit_reg);
6089 break;
6091 case IDC_AUDIT_COMPLETION:
6092 duration_secs = ((jiffies_to_msecs(jiffies) -
6093 jiffies_to_msecs(ha->idc_audit_ts)) / 1000);
6094 idc_audit_reg = (ha->portnum) |
6095 (IDC_AUDIT_COMPLETION << 7) | (duration_secs << 8);
6096 qla83xx_wr_reg(vha, QLA83XX_IDC_AUDIT, idc_audit_reg);
6097 break;
6099 default:
6100 ql_log(ql_log_warn, vha, 0xb078,
6101 "Invalid audit type specified.\n");
6102 break;
6106 /* Assumes idc_lock always held on entry */
6107 static int
6108 qla83xx_initiating_reset(scsi_qla_host_t *vha)
6110 struct qla_hw_data *ha = vha->hw;
6111 uint32_t idc_control, dev_state;
6113 __qla83xx_get_idc_control(vha, &idc_control);
6114 if ((idc_control & QLA83XX_IDC_RESET_DISABLED)) {
6115 ql_log(ql_log_info, vha, 0xb080,
6116 "NIC Core reset has been disabled. idc-control=0x%x\n",
6117 idc_control);
6118 return QLA_FUNCTION_FAILED;
6121 /* Set NEED-RESET iff in READY state and we are the reset-owner */
6122 qla83xx_rd_reg(vha, QLA83XX_IDC_DEV_STATE, &dev_state);
6123 if (ha->flags.nic_core_reset_owner && dev_state == QLA8XXX_DEV_READY) {
6124 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE,
6125 QLA8XXX_DEV_NEED_RESET);
6126 ql_log(ql_log_info, vha, 0xb056, "HW State: NEED RESET.\n");
6127 qla83xx_idc_audit(vha, IDC_AUDIT_TIMESTAMP);
6128 } else {
6129 const char *state = qla83xx_dev_state_to_string(dev_state);
6130 ql_log(ql_log_info, vha, 0xb057, "HW State: %s.\n", state);
6132 /* SV: XXX: Is timeout required here? */
6133 /* Wait for IDC state change READY -> NEED_RESET */
6134 while (dev_state == QLA8XXX_DEV_READY) {
6135 qla83xx_idc_unlock(vha, 0);
6136 msleep(200);
6137 qla83xx_idc_lock(vha, 0);
6138 qla83xx_rd_reg(vha, QLA83XX_IDC_DEV_STATE, &dev_state);
6142 /* Send IDC ack by writing to drv-ack register */
6143 __qla83xx_set_drv_ack(vha);
6145 return QLA_SUCCESS;
6149 __qla83xx_set_idc_control(scsi_qla_host_t *vha, uint32_t idc_control)
6151 return qla83xx_wr_reg(vha, QLA83XX_IDC_CONTROL, idc_control);
6155 __qla83xx_get_idc_control(scsi_qla_host_t *vha, uint32_t *idc_control)
6157 return qla83xx_rd_reg(vha, QLA83XX_IDC_CONTROL, idc_control);
6160 static int
6161 qla83xx_check_driver_presence(scsi_qla_host_t *vha)
6163 uint32_t drv_presence = 0;
6164 struct qla_hw_data *ha = vha->hw;
6166 qla83xx_rd_reg(vha, QLA83XX_IDC_DRV_PRESENCE, &drv_presence);
6167 if (drv_presence & (1 << ha->portnum))
6168 return QLA_SUCCESS;
6169 else
6170 return QLA_TEST_FAILED;
6174 qla83xx_nic_core_reset(scsi_qla_host_t *vha)
6176 int rval = QLA_SUCCESS;
6177 struct qla_hw_data *ha = vha->hw;
6179 ql_dbg(ql_dbg_p3p, vha, 0xb058,
6180 "Entered %s().\n", __func__);
6182 if (vha->device_flags & DFLG_DEV_FAILED) {
6183 ql_log(ql_log_warn, vha, 0xb059,
6184 "Device in unrecoverable FAILED state.\n");
6185 return QLA_FUNCTION_FAILED;
6188 qla83xx_idc_lock(vha, 0);
6190 if (qla83xx_check_driver_presence(vha) != QLA_SUCCESS) {
6191 ql_log(ql_log_warn, vha, 0xb05a,
6192 "Function=0x%x has been removed from IDC participation.\n",
6193 ha->portnum);
6194 rval = QLA_FUNCTION_FAILED;
6195 goto exit;
6198 qla83xx_reset_ownership(vha);
6200 rval = qla83xx_initiating_reset(vha);
6203 * Perform reset if we are the reset-owner,
6204 * else wait till IDC state changes to READY/FAILED.
6206 if (rval == QLA_SUCCESS) {
6207 rval = qla83xx_idc_state_handler(vha);
6209 if (rval == QLA_SUCCESS)
6210 ha->flags.nic_core_hung = 0;
6211 __qla83xx_clear_drv_ack(vha);
6214 exit:
6215 qla83xx_idc_unlock(vha, 0);
6217 ql_dbg(ql_dbg_p3p, vha, 0xb05b, "Exiting %s.\n", __func__);
6219 return rval;
6223 qla2xxx_mctp_dump(scsi_qla_host_t *vha)
6225 struct qla_hw_data *ha = vha->hw;
6226 int rval = QLA_FUNCTION_FAILED;
6228 if (!IS_MCTP_CAPABLE(ha)) {
6229 /* This message can be removed from the final version */
6230 ql_log(ql_log_info, vha, 0x506d,
6231 "This board is not MCTP capable\n");
6232 return rval;
6235 if (!ha->mctp_dump) {
6236 ha->mctp_dump = dma_alloc_coherent(&ha->pdev->dev,
6237 MCTP_DUMP_SIZE, &ha->mctp_dump_dma, GFP_KERNEL);
6239 if (!ha->mctp_dump) {
6240 ql_log(ql_log_warn, vha, 0x506e,
6241 "Failed to allocate memory for mctp dump\n");
6242 return rval;
6246 #define MCTP_DUMP_STR_ADDR 0x00000000
6247 rval = qla2x00_dump_mctp_data(vha, ha->mctp_dump_dma,
6248 MCTP_DUMP_STR_ADDR, MCTP_DUMP_SIZE/4);
6249 if (rval != QLA_SUCCESS) {
6250 ql_log(ql_log_warn, vha, 0x506f,
6251 "Failed to capture mctp dump\n");
6252 } else {
6253 ql_log(ql_log_info, vha, 0x5070,
6254 "Mctp dump capture for host (%ld/%p).\n",
6255 vha->host_no, ha->mctp_dump);
6256 ha->mctp_dumped = 1;
6259 if (!ha->flags.nic_core_reset_hdlr_active && !ha->portnum) {
6260 ha->flags.nic_core_reset_hdlr_active = 1;
6261 rval = qla83xx_restart_nic_firmware(vha);
6262 if (rval)
6263 /* NIC Core reset failed. */
6264 ql_log(ql_log_warn, vha, 0x5071,
6265 "Failed to restart nic firmware\n");
6266 else
6267 ql_dbg(ql_dbg_p3p, vha, 0xb084,
6268 "Restarted NIC firmware successfully.\n");
6269 ha->flags.nic_core_reset_hdlr_active = 0;
6272 return rval;
6277 * qla2x00_quiesce_io
6278 * Description: This function will block the new I/Os
6279 * Its not aborting any I/Os as context
6280 * is not destroyed during quiescence
6281 * Arguments: scsi_qla_host_t
6282 * return : void
6284 void
6285 qla2x00_quiesce_io(scsi_qla_host_t *vha)
6287 struct qla_hw_data *ha = vha->hw;
6288 struct scsi_qla_host *vp;
6290 ql_dbg(ql_dbg_dpc, vha, 0x401d,
6291 "Quiescing I/O - ha=%p.\n", ha);
6293 atomic_set(&ha->loop_down_timer, LOOP_DOWN_TIME);
6294 if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
6295 atomic_set(&vha->loop_state, LOOP_DOWN);
6296 qla2x00_mark_all_devices_lost(vha, 0);
6297 list_for_each_entry(vp, &ha->vp_list, list)
6298 qla2x00_mark_all_devices_lost(vp, 0);
6299 } else {
6300 if (!atomic_read(&vha->loop_down_timer))
6301 atomic_set(&vha->loop_down_timer,
6302 LOOP_DOWN_TIME);
6304 /* Wait for pending cmds to complete */
6305 qla2x00_eh_wait_for_pending_commands(vha, 0, 0, WAIT_HOST);
6308 void
6309 qla2x00_abort_isp_cleanup(scsi_qla_host_t *vha)
6311 struct qla_hw_data *ha = vha->hw;
6312 struct scsi_qla_host *vp;
6313 unsigned long flags;
6314 fc_port_t *fcport;
6315 u16 i;
6317 /* For ISP82XX, driver waits for completion of the commands.
6318 * online flag should be set.
6320 if (!(IS_P3P_TYPE(ha)))
6321 vha->flags.online = 0;
6322 ha->flags.chip_reset_done = 0;
6323 clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
6324 vha->qla_stats.total_isp_aborts++;
6326 ql_log(ql_log_info, vha, 0x00af,
6327 "Performing ISP error recovery - ha=%p.\n", ha);
6329 /* For ISP82XX, reset_chip is just disabling interrupts.
6330 * Driver waits for the completion of the commands.
6331 * the interrupts need to be enabled.
6333 if (!(IS_P3P_TYPE(ha)))
6334 ha->isp_ops->reset_chip(vha);
6336 SAVE_TOPO(ha);
6337 ha->flags.rida_fmt2 = 0;
6338 ha->flags.n2n_ae = 0;
6339 ha->flags.lip_ae = 0;
6340 ha->current_topology = 0;
6341 ha->flags.fw_started = 0;
6342 ha->flags.fw_init_done = 0;
6343 ha->base_qpair->chip_reset++;
6344 for (i = 0; i < ha->max_qpairs; i++) {
6345 if (ha->queue_pair_map[i])
6346 ha->queue_pair_map[i]->chip_reset =
6347 ha->base_qpair->chip_reset;
6350 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
6351 if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
6352 atomic_set(&vha->loop_state, LOOP_DOWN);
6353 qla2x00_mark_all_devices_lost(vha, 0);
6355 spin_lock_irqsave(&ha->vport_slock, flags);
6356 list_for_each_entry(vp, &ha->vp_list, list) {
6357 atomic_inc(&vp->vref_count);
6358 spin_unlock_irqrestore(&ha->vport_slock, flags);
6360 qla2x00_mark_all_devices_lost(vp, 0);
6362 spin_lock_irqsave(&ha->vport_slock, flags);
6363 atomic_dec(&vp->vref_count);
6365 spin_unlock_irqrestore(&ha->vport_slock, flags);
6366 } else {
6367 if (!atomic_read(&vha->loop_down_timer))
6368 atomic_set(&vha->loop_down_timer,
6369 LOOP_DOWN_TIME);
6372 /* Clear all async request states across all VPs. */
6373 list_for_each_entry(fcport, &vha->vp_fcports, list)
6374 fcport->flags &= ~(FCF_LOGIN_NEEDED | FCF_ASYNC_SENT);
6375 spin_lock_irqsave(&ha->vport_slock, flags);
6376 list_for_each_entry(vp, &ha->vp_list, list) {
6377 atomic_inc(&vp->vref_count);
6378 spin_unlock_irqrestore(&ha->vport_slock, flags);
6380 list_for_each_entry(fcport, &vp->vp_fcports, list)
6381 fcport->flags &= ~(FCF_LOGIN_NEEDED | FCF_ASYNC_SENT);
6383 spin_lock_irqsave(&ha->vport_slock, flags);
6384 atomic_dec(&vp->vref_count);
6386 spin_unlock_irqrestore(&ha->vport_slock, flags);
6388 if (!ha->flags.eeh_busy) {
6389 /* Make sure for ISP 82XX IO DMA is complete */
6390 if (IS_P3P_TYPE(ha)) {
6391 qla82xx_chip_reset_cleanup(vha);
6392 ql_log(ql_log_info, vha, 0x00b4,
6393 "Done chip reset cleanup.\n");
6395 /* Done waiting for pending commands.
6396 * Reset the online flag.
6398 vha->flags.online = 0;
6401 /* Requeue all commands in outstanding command list. */
6402 qla2x00_abort_all_cmds(vha, DID_RESET << 16);
6404 /* memory barrier */
6405 wmb();
6409 * qla2x00_abort_isp
6410 * Resets ISP and aborts all outstanding commands.
6412 * Input:
6413 * ha = adapter block pointer.
6415 * Returns:
6416 * 0 = success
6419 qla2x00_abort_isp(scsi_qla_host_t *vha)
6421 int rval;
6422 uint8_t status = 0;
6423 struct qla_hw_data *ha = vha->hw;
6424 struct scsi_qla_host *vp;
6425 struct req_que *req = ha->req_q_map[0];
6426 unsigned long flags;
6428 if (vha->flags.online) {
6429 qla2x00_abort_isp_cleanup(vha);
6431 if (IS_QLA8031(ha)) {
6432 ql_dbg(ql_dbg_p3p, vha, 0xb05c,
6433 "Clearing fcoe driver presence.\n");
6434 if (qla83xx_clear_drv_presence(vha) != QLA_SUCCESS)
6435 ql_dbg(ql_dbg_p3p, vha, 0xb073,
6436 "Error while clearing DRV-Presence.\n");
6439 if (unlikely(pci_channel_offline(ha->pdev) &&
6440 ha->flags.pci_channel_io_perm_failure)) {
6441 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
6442 status = 0;
6443 return status;
6446 ha->isp_ops->get_flash_version(vha, req->ring);
6448 ha->isp_ops->nvram_config(vha);
6450 if (!qla2x00_restart_isp(vha)) {
6451 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
6453 if (!atomic_read(&vha->loop_down_timer)) {
6455 * Issue marker command only when we are going
6456 * to start the I/O .
6458 vha->marker_needed = 1;
6461 vha->flags.online = 1;
6463 ha->isp_ops->enable_intrs(ha);
6465 ha->isp_abort_cnt = 0;
6466 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
6468 if (IS_QLA81XX(ha) || IS_QLA8031(ha))
6469 qla2x00_get_fw_version(vha);
6470 if (ha->fce) {
6471 ha->flags.fce_enabled = 1;
6472 memset(ha->fce, 0,
6473 fce_calc_size(ha->fce_bufs));
6474 rval = qla2x00_enable_fce_trace(vha,
6475 ha->fce_dma, ha->fce_bufs, ha->fce_mb,
6476 &ha->fce_bufs);
6477 if (rval) {
6478 ql_log(ql_log_warn, vha, 0x8033,
6479 "Unable to reinitialize FCE "
6480 "(%d).\n", rval);
6481 ha->flags.fce_enabled = 0;
6485 if (ha->eft) {
6486 memset(ha->eft, 0, EFT_SIZE);
6487 rval = qla2x00_enable_eft_trace(vha,
6488 ha->eft_dma, EFT_NUM_BUFFERS);
6489 if (rval) {
6490 ql_log(ql_log_warn, vha, 0x8034,
6491 "Unable to reinitialize EFT "
6492 "(%d).\n", rval);
6495 } else { /* failed the ISP abort */
6496 vha->flags.online = 1;
6497 if (test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
6498 if (ha->isp_abort_cnt == 0) {
6499 ql_log(ql_log_fatal, vha, 0x8035,
6500 "ISP error recover failed - "
6501 "board disabled.\n");
6503 * The next call disables the board
6504 * completely.
6506 ha->isp_ops->reset_adapter(vha);
6507 vha->flags.online = 0;
6508 clear_bit(ISP_ABORT_RETRY,
6509 &vha->dpc_flags);
6510 status = 0;
6511 } else { /* schedule another ISP abort */
6512 ha->isp_abort_cnt--;
6513 ql_dbg(ql_dbg_taskm, vha, 0x8020,
6514 "ISP abort - retry remaining %d.\n",
6515 ha->isp_abort_cnt);
6516 status = 1;
6518 } else {
6519 ha->isp_abort_cnt = MAX_RETRIES_OF_ISP_ABORT;
6520 ql_dbg(ql_dbg_taskm, vha, 0x8021,
6521 "ISP error recovery - retrying (%d) "
6522 "more times.\n", ha->isp_abort_cnt);
6523 set_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
6524 status = 1;
6530 if (!status) {
6531 ql_dbg(ql_dbg_taskm, vha, 0x8022, "%s succeeded.\n", __func__);
6532 qla2x00_configure_hba(vha);
6533 spin_lock_irqsave(&ha->vport_slock, flags);
6534 list_for_each_entry(vp, &ha->vp_list, list) {
6535 if (vp->vp_idx) {
6536 atomic_inc(&vp->vref_count);
6537 spin_unlock_irqrestore(&ha->vport_slock, flags);
6539 qla2x00_vp_abort_isp(vp);
6541 spin_lock_irqsave(&ha->vport_slock, flags);
6542 atomic_dec(&vp->vref_count);
6545 spin_unlock_irqrestore(&ha->vport_slock, flags);
6547 if (IS_QLA8031(ha)) {
6548 ql_dbg(ql_dbg_p3p, vha, 0xb05d,
6549 "Setting back fcoe driver presence.\n");
6550 if (qla83xx_set_drv_presence(vha) != QLA_SUCCESS)
6551 ql_dbg(ql_dbg_p3p, vha, 0xb074,
6552 "Error while setting DRV-Presence.\n");
6554 } else {
6555 ql_log(ql_log_warn, vha, 0x8023, "%s **** FAILED ****.\n",
6556 __func__);
6559 return(status);
6563 * qla2x00_restart_isp
6564 * restarts the ISP after a reset
6566 * Input:
6567 * ha = adapter block pointer.
6569 * Returns:
6570 * 0 = success
6572 static int
6573 qla2x00_restart_isp(scsi_qla_host_t *vha)
6575 int status = 0;
6576 struct qla_hw_data *ha = vha->hw;
6577 struct req_que *req = ha->req_q_map[0];
6578 struct rsp_que *rsp = ha->rsp_q_map[0];
6580 /* If firmware needs to be loaded */
6581 if (qla2x00_isp_firmware(vha)) {
6582 vha->flags.online = 0;
6583 status = ha->isp_ops->chip_diag(vha);
6584 if (!status)
6585 status = qla2x00_setup_chip(vha);
6588 if (!status && !(status = qla2x00_init_rings(vha))) {
6589 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
6590 ha->flags.chip_reset_done = 1;
6592 /* Initialize the queues in use */
6593 qla25xx_init_queues(ha);
6595 status = qla2x00_fw_ready(vha);
6596 if (!status) {
6597 /* Issue a marker after FW becomes ready. */
6598 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL);
6599 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
6602 /* if no cable then assume it's good */
6603 if ((vha->device_flags & DFLG_NO_CABLE))
6604 status = 0;
6606 return (status);
6609 static int
6610 qla25xx_init_queues(struct qla_hw_data *ha)
6612 struct rsp_que *rsp = NULL;
6613 struct req_que *req = NULL;
6614 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
6615 int ret = -1;
6616 int i;
6618 for (i = 1; i < ha->max_rsp_queues; i++) {
6619 rsp = ha->rsp_q_map[i];
6620 if (rsp && test_bit(i, ha->rsp_qid_map)) {
6621 rsp->options &= ~BIT_0;
6622 ret = qla25xx_init_rsp_que(base_vha, rsp);
6623 if (ret != QLA_SUCCESS)
6624 ql_dbg(ql_dbg_init, base_vha, 0x00ff,
6625 "%s Rsp que: %d init failed.\n",
6626 __func__, rsp->id);
6627 else
6628 ql_dbg(ql_dbg_init, base_vha, 0x0100,
6629 "%s Rsp que: %d inited.\n",
6630 __func__, rsp->id);
6633 for (i = 1; i < ha->max_req_queues; i++) {
6634 req = ha->req_q_map[i];
6635 if (req && test_bit(i, ha->req_qid_map)) {
6636 /* Clear outstanding commands array. */
6637 req->options &= ~BIT_0;
6638 ret = qla25xx_init_req_que(base_vha, req);
6639 if (ret != QLA_SUCCESS)
6640 ql_dbg(ql_dbg_init, base_vha, 0x0101,
6641 "%s Req que: %d init failed.\n",
6642 __func__, req->id);
6643 else
6644 ql_dbg(ql_dbg_init, base_vha, 0x0102,
6645 "%s Req que: %d inited.\n",
6646 __func__, req->id);
6649 return ret;
6653 * qla2x00_reset_adapter
6654 * Reset adapter.
6656 * Input:
6657 * ha = adapter block pointer.
6659 void
6660 qla2x00_reset_adapter(scsi_qla_host_t *vha)
6662 unsigned long flags = 0;
6663 struct qla_hw_data *ha = vha->hw;
6664 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
6666 vha->flags.online = 0;
6667 ha->isp_ops->disable_intrs(ha);
6669 spin_lock_irqsave(&ha->hardware_lock, flags);
6670 WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
6671 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
6672 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
6673 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
6674 spin_unlock_irqrestore(&ha->hardware_lock, flags);
6677 void
6678 qla24xx_reset_adapter(scsi_qla_host_t *vha)
6680 unsigned long flags = 0;
6681 struct qla_hw_data *ha = vha->hw;
6682 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
6684 if (IS_P3P_TYPE(ha))
6685 return;
6687 vha->flags.online = 0;
6688 ha->isp_ops->disable_intrs(ha);
6690 spin_lock_irqsave(&ha->hardware_lock, flags);
6691 WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_RESET);
6692 RD_REG_DWORD(&reg->hccr);
6693 WRT_REG_DWORD(&reg->hccr, HCCRX_REL_RISC_PAUSE);
6694 RD_REG_DWORD(&reg->hccr);
6695 spin_unlock_irqrestore(&ha->hardware_lock, flags);
6697 if (IS_NOPOLLING_TYPE(ha))
6698 ha->isp_ops->enable_intrs(ha);
6701 /* On sparc systems, obtain port and node WWN from firmware
6702 * properties.
6704 static void qla24xx_nvram_wwn_from_ofw(scsi_qla_host_t *vha,
6705 struct nvram_24xx *nv)
6707 #ifdef CONFIG_SPARC
6708 struct qla_hw_data *ha = vha->hw;
6709 struct pci_dev *pdev = ha->pdev;
6710 struct device_node *dp = pci_device_to_OF_node(pdev);
6711 const u8 *val;
6712 int len;
6714 val = of_get_property(dp, "port-wwn", &len);
6715 if (val && len >= WWN_SIZE)
6716 memcpy(nv->port_name, val, WWN_SIZE);
6718 val = of_get_property(dp, "node-wwn", &len);
6719 if (val && len >= WWN_SIZE)
6720 memcpy(nv->node_name, val, WWN_SIZE);
6721 #endif
6725 qla24xx_nvram_config(scsi_qla_host_t *vha)
6727 int rval;
6728 struct init_cb_24xx *icb;
6729 struct nvram_24xx *nv;
6730 uint32_t *dptr;
6731 uint8_t *dptr1, *dptr2;
6732 uint32_t chksum;
6733 uint16_t cnt;
6734 struct qla_hw_data *ha = vha->hw;
6736 rval = QLA_SUCCESS;
6737 icb = (struct init_cb_24xx *)ha->init_cb;
6738 nv = ha->nvram;
6740 /* Determine NVRAM starting address. */
6741 if (ha->port_no == 0) {
6742 ha->nvram_base = FA_NVRAM_FUNC0_ADDR;
6743 ha->vpd_base = FA_NVRAM_VPD0_ADDR;
6744 } else {
6745 ha->nvram_base = FA_NVRAM_FUNC1_ADDR;
6746 ha->vpd_base = FA_NVRAM_VPD1_ADDR;
6749 ha->nvram_size = sizeof(struct nvram_24xx);
6750 ha->vpd_size = FA_NVRAM_VPD_SIZE;
6752 /* Get VPD data into cache */
6753 ha->vpd = ha->nvram + VPD_OFFSET;
6754 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->vpd,
6755 ha->nvram_base - FA_NVRAM_FUNC0_ADDR, FA_NVRAM_VPD_SIZE * 4);
6757 /* Get NVRAM data into cache and calculate checksum. */
6758 dptr = (uint32_t *)nv;
6759 ha->isp_ops->read_nvram(vha, (uint8_t *)dptr, ha->nvram_base,
6760 ha->nvram_size);
6761 for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++, dptr++)
6762 chksum += le32_to_cpu(*dptr);
6764 ql_dbg(ql_dbg_init + ql_dbg_buffer, vha, 0x006a,
6765 "Contents of NVRAM\n");
6766 ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x010d,
6767 (uint8_t *)nv, ha->nvram_size);
6769 /* Bad NVRAM data, set defaults parameters. */
6770 if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || nv->id[2] != 'P'
6771 || nv->id[3] != ' ' ||
6772 nv->nvram_version < cpu_to_le16(ICB_VERSION)) {
6773 /* Reset NVRAM data. */
6774 ql_log(ql_log_warn, vha, 0x006b,
6775 "Inconsistent NVRAM detected: checksum=0x%x id=%c "
6776 "version=0x%x.\n", chksum, nv->id[0], nv->nvram_version);
6777 ql_log(ql_log_warn, vha, 0x006c,
6778 "Falling back to functioning (yet invalid -- WWPN) "
6779 "defaults.\n");
6782 * Set default initialization control block.
6784 memset(nv, 0, ha->nvram_size);
6785 nv->nvram_version = cpu_to_le16(ICB_VERSION);
6786 nv->version = cpu_to_le16(ICB_VERSION);
6787 nv->frame_payload_size = 2048;
6788 nv->execution_throttle = cpu_to_le16(0xFFFF);
6789 nv->exchange_count = cpu_to_le16(0);
6790 nv->hard_address = cpu_to_le16(124);
6791 nv->port_name[0] = 0x21;
6792 nv->port_name[1] = 0x00 + ha->port_no + 1;
6793 nv->port_name[2] = 0x00;
6794 nv->port_name[3] = 0xe0;
6795 nv->port_name[4] = 0x8b;
6796 nv->port_name[5] = 0x1c;
6797 nv->port_name[6] = 0x55;
6798 nv->port_name[7] = 0x86;
6799 nv->node_name[0] = 0x20;
6800 nv->node_name[1] = 0x00;
6801 nv->node_name[2] = 0x00;
6802 nv->node_name[3] = 0xe0;
6803 nv->node_name[4] = 0x8b;
6804 nv->node_name[5] = 0x1c;
6805 nv->node_name[6] = 0x55;
6806 nv->node_name[7] = 0x86;
6807 qla24xx_nvram_wwn_from_ofw(vha, nv);
6808 nv->login_retry_count = cpu_to_le16(8);
6809 nv->interrupt_delay_timer = cpu_to_le16(0);
6810 nv->login_timeout = cpu_to_le16(0);
6811 nv->firmware_options_1 =
6812 cpu_to_le32(BIT_14|BIT_13|BIT_2|BIT_1);
6813 nv->firmware_options_2 = cpu_to_le32(2 << 4);
6814 nv->firmware_options_2 |= cpu_to_le32(BIT_12);
6815 nv->firmware_options_3 = cpu_to_le32(2 << 13);
6816 nv->host_p = cpu_to_le32(BIT_11|BIT_10);
6817 nv->efi_parameters = cpu_to_le32(0);
6818 nv->reset_delay = 5;
6819 nv->max_luns_per_target = cpu_to_le16(128);
6820 nv->port_down_retry_count = cpu_to_le16(30);
6821 nv->link_down_timeout = cpu_to_le16(30);
6823 rval = 1;
6826 if (qla_tgt_mode_enabled(vha)) {
6827 /* Don't enable full login after initial LIP */
6828 nv->firmware_options_1 &= cpu_to_le32(~BIT_13);
6829 /* Don't enable LIP full login for initiator */
6830 nv->host_p &= cpu_to_le32(~BIT_10);
6833 qlt_24xx_config_nvram_stage1(vha, nv);
6835 /* Reset Initialization control block */
6836 memset(icb, 0, ha->init_cb_size);
6838 /* Copy 1st segment. */
6839 dptr1 = (uint8_t *)icb;
6840 dptr2 = (uint8_t *)&nv->version;
6841 cnt = (uint8_t *)&icb->response_q_inpointer - (uint8_t *)&icb->version;
6842 while (cnt--)
6843 *dptr1++ = *dptr2++;
6845 icb->login_retry_count = nv->login_retry_count;
6846 icb->link_down_on_nos = nv->link_down_on_nos;
6848 /* Copy 2nd segment. */
6849 dptr1 = (uint8_t *)&icb->interrupt_delay_timer;
6850 dptr2 = (uint8_t *)&nv->interrupt_delay_timer;
6851 cnt = (uint8_t *)&icb->reserved_3 -
6852 (uint8_t *)&icb->interrupt_delay_timer;
6853 while (cnt--)
6854 *dptr1++ = *dptr2++;
6857 * Setup driver NVRAM options.
6859 qla2x00_set_model_info(vha, nv->model_name, sizeof(nv->model_name),
6860 "QLA2462");
6862 qlt_24xx_config_nvram_stage2(vha, icb);
6864 if (nv->host_p & cpu_to_le32(BIT_15)) {
6865 /* Use alternate WWN? */
6866 memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE);
6867 memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE);
6870 /* Prepare nodename */
6871 if ((icb->firmware_options_1 & cpu_to_le32(BIT_14)) == 0) {
6873 * Firmware will apply the following mask if the nodename was
6874 * not provided.
6876 memcpy(icb->node_name, icb->port_name, WWN_SIZE);
6877 icb->node_name[0] &= 0xF0;
6880 /* Set host adapter parameters. */
6881 ha->flags.disable_risc_code_load = 0;
6882 ha->flags.enable_lip_reset = 0;
6883 ha->flags.enable_lip_full_login =
6884 le32_to_cpu(nv->host_p) & BIT_10 ? 1: 0;
6885 ha->flags.enable_target_reset =
6886 le32_to_cpu(nv->host_p) & BIT_11 ? 1: 0;
6887 ha->flags.enable_led_scheme = 0;
6888 ha->flags.disable_serdes = le32_to_cpu(nv->host_p) & BIT_5 ? 1: 0;
6890 ha->operating_mode = (le32_to_cpu(icb->firmware_options_2) &
6891 (BIT_6 | BIT_5 | BIT_4)) >> 4;
6893 memcpy(ha->fw_seriallink_options24, nv->seriallink_options,
6894 sizeof(ha->fw_seriallink_options24));
6896 /* save HBA serial number */
6897 ha->serial0 = icb->port_name[5];
6898 ha->serial1 = icb->port_name[6];
6899 ha->serial2 = icb->port_name[7];
6900 memcpy(vha->node_name, icb->node_name, WWN_SIZE);
6901 memcpy(vha->port_name, icb->port_name, WWN_SIZE);
6903 icb->execution_throttle = cpu_to_le16(0xFFFF);
6905 ha->retry_count = le16_to_cpu(nv->login_retry_count);
6907 /* Set minimum login_timeout to 4 seconds. */
6908 if (le16_to_cpu(nv->login_timeout) < ql2xlogintimeout)
6909 nv->login_timeout = cpu_to_le16(ql2xlogintimeout);
6910 if (le16_to_cpu(nv->login_timeout) < 4)
6911 nv->login_timeout = cpu_to_le16(4);
6912 ha->login_timeout = le16_to_cpu(nv->login_timeout);
6914 /* Set minimum RATOV to 100 tenths of a second. */
6915 ha->r_a_tov = 100;
6917 ha->loop_reset_delay = nv->reset_delay;
6919 /* Link Down Timeout = 0:
6921 * When Port Down timer expires we will start returning
6922 * I/O's to OS with "DID_NO_CONNECT".
6924 * Link Down Timeout != 0:
6926 * The driver waits for the link to come up after link down
6927 * before returning I/Os to OS with "DID_NO_CONNECT".
6929 if (le16_to_cpu(nv->link_down_timeout) == 0) {
6930 ha->loop_down_abort_time =
6931 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
6932 } else {
6933 ha->link_down_timeout = le16_to_cpu(nv->link_down_timeout);
6934 ha->loop_down_abort_time =
6935 (LOOP_DOWN_TIME - ha->link_down_timeout);
6938 /* Need enough time to try and get the port back. */
6939 ha->port_down_retry_count = le16_to_cpu(nv->port_down_retry_count);
6940 if (qlport_down_retry)
6941 ha->port_down_retry_count = qlport_down_retry;
6943 /* Set login_retry_count */
6944 ha->login_retry_count = le16_to_cpu(nv->login_retry_count);
6945 if (ha->port_down_retry_count ==
6946 le16_to_cpu(nv->port_down_retry_count) &&
6947 ha->port_down_retry_count > 3)
6948 ha->login_retry_count = ha->port_down_retry_count;
6949 else if (ha->port_down_retry_count > (int)ha->login_retry_count)
6950 ha->login_retry_count = ha->port_down_retry_count;
6951 if (ql2xloginretrycount)
6952 ha->login_retry_count = ql2xloginretrycount;
6954 /* Enable ZIO. */
6955 if (!vha->flags.init_done) {
6956 ha->zio_mode = le32_to_cpu(icb->firmware_options_2) &
6957 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
6958 ha->zio_timer = le16_to_cpu(icb->interrupt_delay_timer) ?
6959 le16_to_cpu(icb->interrupt_delay_timer): 2;
6961 icb->firmware_options_2 &= cpu_to_le32(
6962 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0));
6963 vha->flags.process_response_queue = 0;
6964 if (ha->zio_mode != QLA_ZIO_DISABLED) {
6965 ha->zio_mode = QLA_ZIO_MODE_6;
6967 ql_log(ql_log_info, vha, 0x006f,
6968 "ZIO mode %d enabled; timer delay (%d us).\n",
6969 ha->zio_mode, ha->zio_timer * 100);
6971 icb->firmware_options_2 |= cpu_to_le32(
6972 (uint32_t)ha->zio_mode);
6973 icb->interrupt_delay_timer = cpu_to_le16(ha->zio_timer);
6974 vha->flags.process_response_queue = 1;
6977 if (rval) {
6978 ql_log(ql_log_warn, vha, 0x0070,
6979 "NVRAM configuration failed.\n");
6981 return (rval);
6984 uint8_t qla27xx_find_valid_image(struct scsi_qla_host *vha)
6986 struct qla27xx_image_status pri_image_status, sec_image_status;
6987 uint8_t valid_pri_image, valid_sec_image;
6988 uint32_t *wptr;
6989 uint32_t cnt, chksum, size;
6990 struct qla_hw_data *ha = vha->hw;
6992 valid_pri_image = valid_sec_image = 1;
6993 ha->active_image = 0;
6994 size = sizeof(struct qla27xx_image_status) / sizeof(uint32_t);
6996 if (!ha->flt_region_img_status_pri) {
6997 valid_pri_image = 0;
6998 goto check_sec_image;
7001 qla24xx_read_flash_data(vha, (uint32_t *)(&pri_image_status),
7002 ha->flt_region_img_status_pri, size);
7004 if (pri_image_status.signature != QLA27XX_IMG_STATUS_SIGN) {
7005 ql_dbg(ql_dbg_init, vha, 0x018b,
7006 "Primary image signature (0x%x) not valid\n",
7007 pri_image_status.signature);
7008 valid_pri_image = 0;
7009 goto check_sec_image;
7012 wptr = (uint32_t *)(&pri_image_status);
7013 cnt = size;
7015 for (chksum = 0; cnt--; wptr++)
7016 chksum += le32_to_cpu(*wptr);
7018 if (chksum) {
7019 ql_dbg(ql_dbg_init, vha, 0x018c,
7020 "Checksum validation failed for primary image (0x%x)\n",
7021 chksum);
7022 valid_pri_image = 0;
7025 check_sec_image:
7026 if (!ha->flt_region_img_status_sec) {
7027 valid_sec_image = 0;
7028 goto check_valid_image;
7031 qla24xx_read_flash_data(vha, (uint32_t *)(&sec_image_status),
7032 ha->flt_region_img_status_sec, size);
7034 if (sec_image_status.signature != QLA27XX_IMG_STATUS_SIGN) {
7035 ql_dbg(ql_dbg_init, vha, 0x018d,
7036 "Secondary image signature(0x%x) not valid\n",
7037 sec_image_status.signature);
7038 valid_sec_image = 0;
7039 goto check_valid_image;
7042 wptr = (uint32_t *)(&sec_image_status);
7043 cnt = size;
7044 for (chksum = 0; cnt--; wptr++)
7045 chksum += le32_to_cpu(*wptr);
7046 if (chksum) {
7047 ql_dbg(ql_dbg_init, vha, 0x018e,
7048 "Checksum validation failed for secondary image (0x%x)\n",
7049 chksum);
7050 valid_sec_image = 0;
7053 check_valid_image:
7054 if (valid_pri_image && (pri_image_status.image_status_mask & 0x1))
7055 ha->active_image = QLA27XX_PRIMARY_IMAGE;
7056 if (valid_sec_image && (sec_image_status.image_status_mask & 0x1)) {
7057 if (!ha->active_image ||
7058 pri_image_status.generation_number <
7059 sec_image_status.generation_number)
7060 ha->active_image = QLA27XX_SECONDARY_IMAGE;
7063 ql_dbg(ql_dbg_init, vha, 0x018f, "%s image\n",
7064 ha->active_image == 0 ? "default bootld and fw" :
7065 ha->active_image == 1 ? "primary" :
7066 ha->active_image == 2 ? "secondary" :
7067 "Invalid");
7069 return ha->active_image;
7072 static int
7073 qla24xx_load_risc_flash(scsi_qla_host_t *vha, uint32_t *srisc_addr,
7074 uint32_t faddr)
7076 int rval = QLA_SUCCESS;
7077 int segments, fragment;
7078 uint32_t *dcode, dlen;
7079 uint32_t risc_addr;
7080 uint32_t risc_size;
7081 uint32_t i;
7082 struct qla_hw_data *ha = vha->hw;
7083 struct req_que *req = ha->req_q_map[0];
7085 ql_dbg(ql_dbg_init, vha, 0x008b,
7086 "FW: Loading firmware from flash (%x).\n", faddr);
7088 rval = QLA_SUCCESS;
7090 segments = FA_RISC_CODE_SEGMENTS;
7091 dcode = (uint32_t *)req->ring;
7092 *srisc_addr = 0;
7094 if (IS_QLA27XX(ha) &&
7095 qla27xx_find_valid_image(vha) == QLA27XX_SECONDARY_IMAGE)
7096 faddr = ha->flt_region_fw_sec;
7098 /* Validate firmware image by checking version. */
7099 qla24xx_read_flash_data(vha, dcode, faddr + 4, 4);
7100 for (i = 0; i < 4; i++)
7101 dcode[i] = be32_to_cpu(dcode[i]);
7102 if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff &&
7103 dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) ||
7104 (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 &&
7105 dcode[3] == 0)) {
7106 ql_log(ql_log_fatal, vha, 0x008c,
7107 "Unable to verify the integrity of flash firmware "
7108 "image.\n");
7109 ql_log(ql_log_fatal, vha, 0x008d,
7110 "Firmware data: %08x %08x %08x %08x.\n",
7111 dcode[0], dcode[1], dcode[2], dcode[3]);
7113 return QLA_FUNCTION_FAILED;
7116 while (segments && rval == QLA_SUCCESS) {
7117 /* Read segment's load information. */
7118 qla24xx_read_flash_data(vha, dcode, faddr, 4);
7120 risc_addr = be32_to_cpu(dcode[2]);
7121 *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr;
7122 risc_size = be32_to_cpu(dcode[3]);
7124 fragment = 0;
7125 while (risc_size > 0 && rval == QLA_SUCCESS) {
7126 dlen = (uint32_t)(ha->fw_transfer_size >> 2);
7127 if (dlen > risc_size)
7128 dlen = risc_size;
7130 ql_dbg(ql_dbg_init, vha, 0x008e,
7131 "Loading risc segment@ risc addr %x "
7132 "number of dwords 0x%x offset 0x%x.\n",
7133 risc_addr, dlen, faddr);
7135 qla24xx_read_flash_data(vha, dcode, faddr, dlen);
7136 for (i = 0; i < dlen; i++)
7137 dcode[i] = swab32(dcode[i]);
7139 rval = qla2x00_load_ram(vha, req->dma, risc_addr,
7140 dlen);
7141 if (rval) {
7142 ql_log(ql_log_fatal, vha, 0x008f,
7143 "Failed to load segment %d of firmware.\n",
7144 fragment);
7145 return QLA_FUNCTION_FAILED;
7148 faddr += dlen;
7149 risc_addr += dlen;
7150 risc_size -= dlen;
7151 fragment++;
7154 /* Next segment. */
7155 segments--;
7158 if (!IS_QLA27XX(ha))
7159 return rval;
7161 if (ha->fw_dump_template)
7162 vfree(ha->fw_dump_template);
7163 ha->fw_dump_template = NULL;
7164 ha->fw_dump_template_len = 0;
7166 ql_dbg(ql_dbg_init, vha, 0x0161,
7167 "Loading fwdump template from %x\n", faddr);
7168 qla24xx_read_flash_data(vha, dcode, faddr, 7);
7169 risc_size = be32_to_cpu(dcode[2]);
7170 ql_dbg(ql_dbg_init, vha, 0x0162,
7171 "-> array size %x dwords\n", risc_size);
7172 if (risc_size == 0 || risc_size == ~0)
7173 goto default_template;
7175 dlen = (risc_size - 8) * sizeof(*dcode);
7176 ql_dbg(ql_dbg_init, vha, 0x0163,
7177 "-> template allocating %x bytes...\n", dlen);
7178 ha->fw_dump_template = vmalloc(dlen);
7179 if (!ha->fw_dump_template) {
7180 ql_log(ql_log_warn, vha, 0x0164,
7181 "Failed fwdump template allocate %x bytes.\n", risc_size);
7182 goto default_template;
7185 faddr += 7;
7186 risc_size -= 8;
7187 dcode = ha->fw_dump_template;
7188 qla24xx_read_flash_data(vha, dcode, faddr, risc_size);
7189 for (i = 0; i < risc_size; i++)
7190 dcode[i] = le32_to_cpu(dcode[i]);
7192 if (!qla27xx_fwdt_template_valid(dcode)) {
7193 ql_log(ql_log_warn, vha, 0x0165,
7194 "Failed fwdump template validate\n");
7195 goto default_template;
7198 dlen = qla27xx_fwdt_template_size(dcode);
7199 ql_dbg(ql_dbg_init, vha, 0x0166,
7200 "-> template size %x bytes\n", dlen);
7201 if (dlen > risc_size * sizeof(*dcode)) {
7202 ql_log(ql_log_warn, vha, 0x0167,
7203 "Failed fwdump template exceeds array by %zx bytes\n",
7204 (size_t)(dlen - risc_size * sizeof(*dcode)));
7205 goto default_template;
7207 ha->fw_dump_template_len = dlen;
7208 return rval;
7210 default_template:
7211 ql_log(ql_log_warn, vha, 0x0168, "Using default fwdump template\n");
7212 if (ha->fw_dump_template)
7213 vfree(ha->fw_dump_template);
7214 ha->fw_dump_template = NULL;
7215 ha->fw_dump_template_len = 0;
7217 dlen = qla27xx_fwdt_template_default_size();
7218 ql_dbg(ql_dbg_init, vha, 0x0169,
7219 "-> template allocating %x bytes...\n", dlen);
7220 ha->fw_dump_template = vmalloc(dlen);
7221 if (!ha->fw_dump_template) {
7222 ql_log(ql_log_warn, vha, 0x016a,
7223 "Failed fwdump template allocate %x bytes.\n", risc_size);
7224 goto failed_template;
7227 dcode = ha->fw_dump_template;
7228 risc_size = dlen / sizeof(*dcode);
7229 memcpy(dcode, qla27xx_fwdt_template_default(), dlen);
7230 for (i = 0; i < risc_size; i++)
7231 dcode[i] = be32_to_cpu(dcode[i]);
7233 if (!qla27xx_fwdt_template_valid(ha->fw_dump_template)) {
7234 ql_log(ql_log_warn, vha, 0x016b,
7235 "Failed fwdump template validate\n");
7236 goto failed_template;
7239 dlen = qla27xx_fwdt_template_size(ha->fw_dump_template);
7240 ql_dbg(ql_dbg_init, vha, 0x016c,
7241 "-> template size %x bytes\n", dlen);
7242 ha->fw_dump_template_len = dlen;
7243 return rval;
7245 failed_template:
7246 ql_log(ql_log_warn, vha, 0x016d, "Failed default fwdump template\n");
7247 if (ha->fw_dump_template)
7248 vfree(ha->fw_dump_template);
7249 ha->fw_dump_template = NULL;
7250 ha->fw_dump_template_len = 0;
7251 return rval;
7254 #define QLA_FW_URL "http://ldriver.qlogic.com/firmware/"
7257 qla2x00_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
7259 int rval;
7260 int i, fragment;
7261 uint16_t *wcode, *fwcode;
7262 uint32_t risc_addr, risc_size, fwclen, wlen, *seg;
7263 struct fw_blob *blob;
7264 struct qla_hw_data *ha = vha->hw;
7265 struct req_que *req = ha->req_q_map[0];
7267 /* Load firmware blob. */
7268 blob = qla2x00_request_firmware(vha);
7269 if (!blob) {
7270 ql_log(ql_log_info, vha, 0x0083,
7271 "Firmware image unavailable.\n");
7272 ql_log(ql_log_info, vha, 0x0084,
7273 "Firmware images can be retrieved from: "QLA_FW_URL ".\n");
7274 return QLA_FUNCTION_FAILED;
7277 rval = QLA_SUCCESS;
7279 wcode = (uint16_t *)req->ring;
7280 *srisc_addr = 0;
7281 fwcode = (uint16_t *)blob->fw->data;
7282 fwclen = 0;
7284 /* Validate firmware image by checking version. */
7285 if (blob->fw->size < 8 * sizeof(uint16_t)) {
7286 ql_log(ql_log_fatal, vha, 0x0085,
7287 "Unable to verify integrity of firmware image (%zd).\n",
7288 blob->fw->size);
7289 goto fail_fw_integrity;
7291 for (i = 0; i < 4; i++)
7292 wcode[i] = be16_to_cpu(fwcode[i + 4]);
7293 if ((wcode[0] == 0xffff && wcode[1] == 0xffff && wcode[2] == 0xffff &&
7294 wcode[3] == 0xffff) || (wcode[0] == 0 && wcode[1] == 0 &&
7295 wcode[2] == 0 && wcode[3] == 0)) {
7296 ql_log(ql_log_fatal, vha, 0x0086,
7297 "Unable to verify integrity of firmware image.\n");
7298 ql_log(ql_log_fatal, vha, 0x0087,
7299 "Firmware data: %04x %04x %04x %04x.\n",
7300 wcode[0], wcode[1], wcode[2], wcode[3]);
7301 goto fail_fw_integrity;
7304 seg = blob->segs;
7305 while (*seg && rval == QLA_SUCCESS) {
7306 risc_addr = *seg;
7307 *srisc_addr = *srisc_addr == 0 ? *seg : *srisc_addr;
7308 risc_size = be16_to_cpu(fwcode[3]);
7310 /* Validate firmware image size. */
7311 fwclen += risc_size * sizeof(uint16_t);
7312 if (blob->fw->size < fwclen) {
7313 ql_log(ql_log_fatal, vha, 0x0088,
7314 "Unable to verify integrity of firmware image "
7315 "(%zd).\n", blob->fw->size);
7316 goto fail_fw_integrity;
7319 fragment = 0;
7320 while (risc_size > 0 && rval == QLA_SUCCESS) {
7321 wlen = (uint16_t)(ha->fw_transfer_size >> 1);
7322 if (wlen > risc_size)
7323 wlen = risc_size;
7324 ql_dbg(ql_dbg_init, vha, 0x0089,
7325 "Loading risc segment@ risc addr %x number of "
7326 "words 0x%x.\n", risc_addr, wlen);
7328 for (i = 0; i < wlen; i++)
7329 wcode[i] = swab16(fwcode[i]);
7331 rval = qla2x00_load_ram(vha, req->dma, risc_addr,
7332 wlen);
7333 if (rval) {
7334 ql_log(ql_log_fatal, vha, 0x008a,
7335 "Failed to load segment %d of firmware.\n",
7336 fragment);
7337 break;
7340 fwcode += wlen;
7341 risc_addr += wlen;
7342 risc_size -= wlen;
7343 fragment++;
7346 /* Next segment. */
7347 seg++;
7349 return rval;
7351 fail_fw_integrity:
7352 return QLA_FUNCTION_FAILED;
7355 static int
7356 qla24xx_load_risc_blob(scsi_qla_host_t *vha, uint32_t *srisc_addr)
7358 int rval;
7359 int segments, fragment;
7360 uint32_t *dcode, dlen;
7361 uint32_t risc_addr;
7362 uint32_t risc_size;
7363 uint32_t i;
7364 struct fw_blob *blob;
7365 const uint32_t *fwcode;
7366 uint32_t fwclen;
7367 struct qla_hw_data *ha = vha->hw;
7368 struct req_que *req = ha->req_q_map[0];
7370 /* Load firmware blob. */
7371 blob = qla2x00_request_firmware(vha);
7372 if (!blob) {
7373 ql_log(ql_log_warn, vha, 0x0090,
7374 "Firmware image unavailable.\n");
7375 ql_log(ql_log_warn, vha, 0x0091,
7376 "Firmware images can be retrieved from: "
7377 QLA_FW_URL ".\n");
7379 return QLA_FUNCTION_FAILED;
7382 ql_dbg(ql_dbg_init, vha, 0x0092,
7383 "FW: Loading via request-firmware.\n");
7385 rval = QLA_SUCCESS;
7387 segments = FA_RISC_CODE_SEGMENTS;
7388 dcode = (uint32_t *)req->ring;
7389 *srisc_addr = 0;
7390 fwcode = (uint32_t *)blob->fw->data;
7391 fwclen = 0;
7393 /* Validate firmware image by checking version. */
7394 if (blob->fw->size < 8 * sizeof(uint32_t)) {
7395 ql_log(ql_log_fatal, vha, 0x0093,
7396 "Unable to verify integrity of firmware image (%zd).\n",
7397 blob->fw->size);
7398 return QLA_FUNCTION_FAILED;
7400 for (i = 0; i < 4; i++)
7401 dcode[i] = be32_to_cpu(fwcode[i + 4]);
7402 if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff &&
7403 dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) ||
7404 (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 &&
7405 dcode[3] == 0)) {
7406 ql_log(ql_log_fatal, vha, 0x0094,
7407 "Unable to verify integrity of firmware image (%zd).\n",
7408 blob->fw->size);
7409 ql_log(ql_log_fatal, vha, 0x0095,
7410 "Firmware data: %08x %08x %08x %08x.\n",
7411 dcode[0], dcode[1], dcode[2], dcode[3]);
7412 return QLA_FUNCTION_FAILED;
7415 while (segments && rval == QLA_SUCCESS) {
7416 risc_addr = be32_to_cpu(fwcode[2]);
7417 *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr;
7418 risc_size = be32_to_cpu(fwcode[3]);
7420 /* Validate firmware image size. */
7421 fwclen += risc_size * sizeof(uint32_t);
7422 if (blob->fw->size < fwclen) {
7423 ql_log(ql_log_fatal, vha, 0x0096,
7424 "Unable to verify integrity of firmware image "
7425 "(%zd).\n", blob->fw->size);
7426 return QLA_FUNCTION_FAILED;
7429 fragment = 0;
7430 while (risc_size > 0 && rval == QLA_SUCCESS) {
7431 dlen = (uint32_t)(ha->fw_transfer_size >> 2);
7432 if (dlen > risc_size)
7433 dlen = risc_size;
7435 ql_dbg(ql_dbg_init, vha, 0x0097,
7436 "Loading risc segment@ risc addr %x "
7437 "number of dwords 0x%x.\n", risc_addr, dlen);
7439 for (i = 0; i < dlen; i++)
7440 dcode[i] = swab32(fwcode[i]);
7442 rval = qla2x00_load_ram(vha, req->dma, risc_addr,
7443 dlen);
7444 if (rval) {
7445 ql_log(ql_log_fatal, vha, 0x0098,
7446 "Failed to load segment %d of firmware.\n",
7447 fragment);
7448 return QLA_FUNCTION_FAILED;
7451 fwcode += dlen;
7452 risc_addr += dlen;
7453 risc_size -= dlen;
7454 fragment++;
7457 /* Next segment. */
7458 segments--;
7461 if (!IS_QLA27XX(ha))
7462 return rval;
7464 if (ha->fw_dump_template)
7465 vfree(ha->fw_dump_template);
7466 ha->fw_dump_template = NULL;
7467 ha->fw_dump_template_len = 0;
7469 ql_dbg(ql_dbg_init, vha, 0x171,
7470 "Loading fwdump template from %x\n",
7471 (uint32_t)((void *)fwcode - (void *)blob->fw->data));
7472 risc_size = be32_to_cpu(fwcode[2]);
7473 ql_dbg(ql_dbg_init, vha, 0x172,
7474 "-> array size %x dwords\n", risc_size);
7475 if (risc_size == 0 || risc_size == ~0)
7476 goto default_template;
7478 dlen = (risc_size - 8) * sizeof(*fwcode);
7479 ql_dbg(ql_dbg_init, vha, 0x0173,
7480 "-> template allocating %x bytes...\n", dlen);
7481 ha->fw_dump_template = vmalloc(dlen);
7482 if (!ha->fw_dump_template) {
7483 ql_log(ql_log_warn, vha, 0x0174,
7484 "Failed fwdump template allocate %x bytes.\n", risc_size);
7485 goto default_template;
7488 fwcode += 7;
7489 risc_size -= 8;
7490 dcode = ha->fw_dump_template;
7491 for (i = 0; i < risc_size; i++)
7492 dcode[i] = le32_to_cpu(fwcode[i]);
7494 if (!qla27xx_fwdt_template_valid(dcode)) {
7495 ql_log(ql_log_warn, vha, 0x0175,
7496 "Failed fwdump template validate\n");
7497 goto default_template;
7500 dlen = qla27xx_fwdt_template_size(dcode);
7501 ql_dbg(ql_dbg_init, vha, 0x0176,
7502 "-> template size %x bytes\n", dlen);
7503 if (dlen > risc_size * sizeof(*fwcode)) {
7504 ql_log(ql_log_warn, vha, 0x0177,
7505 "Failed fwdump template exceeds array by %zx bytes\n",
7506 (size_t)(dlen - risc_size * sizeof(*fwcode)));
7507 goto default_template;
7509 ha->fw_dump_template_len = dlen;
7510 return rval;
7512 default_template:
7513 ql_log(ql_log_warn, vha, 0x0178, "Using default fwdump template\n");
7514 if (ha->fw_dump_template)
7515 vfree(ha->fw_dump_template);
7516 ha->fw_dump_template = NULL;
7517 ha->fw_dump_template_len = 0;
7519 dlen = qla27xx_fwdt_template_default_size();
7520 ql_dbg(ql_dbg_init, vha, 0x0179,
7521 "-> template allocating %x bytes...\n", dlen);
7522 ha->fw_dump_template = vmalloc(dlen);
7523 if (!ha->fw_dump_template) {
7524 ql_log(ql_log_warn, vha, 0x017a,
7525 "Failed fwdump template allocate %x bytes.\n", risc_size);
7526 goto failed_template;
7529 dcode = ha->fw_dump_template;
7530 risc_size = dlen / sizeof(*fwcode);
7531 fwcode = qla27xx_fwdt_template_default();
7532 for (i = 0; i < risc_size; i++)
7533 dcode[i] = be32_to_cpu(fwcode[i]);
7535 if (!qla27xx_fwdt_template_valid(ha->fw_dump_template)) {
7536 ql_log(ql_log_warn, vha, 0x017b,
7537 "Failed fwdump template validate\n");
7538 goto failed_template;
7541 dlen = qla27xx_fwdt_template_size(ha->fw_dump_template);
7542 ql_dbg(ql_dbg_init, vha, 0x017c,
7543 "-> template size %x bytes\n", dlen);
7544 ha->fw_dump_template_len = dlen;
7545 return rval;
7547 failed_template:
7548 ql_log(ql_log_warn, vha, 0x017d, "Failed default fwdump template\n");
7549 if (ha->fw_dump_template)
7550 vfree(ha->fw_dump_template);
7551 ha->fw_dump_template = NULL;
7552 ha->fw_dump_template_len = 0;
7553 return rval;
7557 qla24xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
7559 int rval;
7561 if (ql2xfwloadbin == 1)
7562 return qla81xx_load_risc(vha, srisc_addr);
7565 * FW Load priority:
7566 * 1) Firmware via request-firmware interface (.bin file).
7567 * 2) Firmware residing in flash.
7569 rval = qla24xx_load_risc_blob(vha, srisc_addr);
7570 if (rval == QLA_SUCCESS)
7571 return rval;
7573 return qla24xx_load_risc_flash(vha, srisc_addr,
7574 vha->hw->flt_region_fw);
7578 qla81xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
7580 int rval;
7581 struct qla_hw_data *ha = vha->hw;
7583 if (ql2xfwloadbin == 2)
7584 goto try_blob_fw;
7587 * FW Load priority:
7588 * 1) Firmware residing in flash.
7589 * 2) Firmware via request-firmware interface (.bin file).
7590 * 3) Golden-Firmware residing in flash -- limited operation.
7592 rval = qla24xx_load_risc_flash(vha, srisc_addr, ha->flt_region_fw);
7593 if (rval == QLA_SUCCESS)
7594 return rval;
7596 try_blob_fw:
7597 rval = qla24xx_load_risc_blob(vha, srisc_addr);
7598 if (rval == QLA_SUCCESS || !ha->flt_region_gold_fw)
7599 return rval;
7601 ql_log(ql_log_info, vha, 0x0099,
7602 "Attempting to fallback to golden firmware.\n");
7603 rval = qla24xx_load_risc_flash(vha, srisc_addr, ha->flt_region_gold_fw);
7604 if (rval != QLA_SUCCESS)
7605 return rval;
7607 ql_log(ql_log_info, vha, 0x009a, "Update operational firmware.\n");
7608 ha->flags.running_gold_fw = 1;
7609 return rval;
7612 void
7613 qla2x00_try_to_stop_firmware(scsi_qla_host_t *vha)
7615 int ret, retries;
7616 struct qla_hw_data *ha = vha->hw;
7618 if (ha->flags.pci_channel_io_perm_failure)
7619 return;
7620 if (!IS_FWI2_CAPABLE(ha))
7621 return;
7622 if (!ha->fw_major_version)
7623 return;
7624 if (!ha->flags.fw_started)
7625 return;
7627 ret = qla2x00_stop_firmware(vha);
7628 for (retries = 5; ret != QLA_SUCCESS && ret != QLA_FUNCTION_TIMEOUT &&
7629 ret != QLA_INVALID_COMMAND && retries ; retries--) {
7630 ha->isp_ops->reset_chip(vha);
7631 if (ha->isp_ops->chip_diag(vha) != QLA_SUCCESS)
7632 continue;
7633 if (qla2x00_setup_chip(vha) != QLA_SUCCESS)
7634 continue;
7635 ql_log(ql_log_info, vha, 0x8015,
7636 "Attempting retry of stop-firmware command.\n");
7637 ret = qla2x00_stop_firmware(vha);
7640 QLA_FW_STOPPED(ha);
7641 ha->flags.fw_init_done = 0;
7645 qla24xx_configure_vhba(scsi_qla_host_t *vha)
7647 int rval = QLA_SUCCESS;
7648 int rval2;
7649 uint16_t mb[MAILBOX_REGISTER_COUNT];
7650 struct qla_hw_data *ha = vha->hw;
7651 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
7652 struct req_que *req;
7653 struct rsp_que *rsp;
7655 if (!vha->vp_idx)
7656 return -EINVAL;
7658 rval = qla2x00_fw_ready(base_vha);
7659 if (vha->qpair)
7660 req = vha->qpair->req;
7661 else
7662 req = ha->req_q_map[0];
7663 rsp = req->rsp;
7665 if (rval == QLA_SUCCESS) {
7666 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
7667 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL);
7670 vha->flags.management_server_logged_in = 0;
7672 /* Login to SNS first */
7673 rval2 = ha->isp_ops->fabric_login(vha, NPH_SNS, 0xff, 0xff, 0xfc, mb,
7674 BIT_1);
7675 if (rval2 != QLA_SUCCESS || mb[0] != MBS_COMMAND_COMPLETE) {
7676 if (rval2 == QLA_MEMORY_ALLOC_FAILED)
7677 ql_dbg(ql_dbg_init, vha, 0x0120,
7678 "Failed SNS login: loop_id=%x, rval2=%d\n",
7679 NPH_SNS, rval2);
7680 else
7681 ql_dbg(ql_dbg_init, vha, 0x0103,
7682 "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x "
7683 "mb[2]=%x mb[6]=%x mb[7]=%x.\n",
7684 NPH_SNS, mb[0], mb[1], mb[2], mb[6], mb[7]);
7685 return (QLA_FUNCTION_FAILED);
7688 atomic_set(&vha->loop_down_timer, 0);
7689 atomic_set(&vha->loop_state, LOOP_UP);
7690 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
7691 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
7692 rval = qla2x00_loop_resync(base_vha);
7694 return rval;
7697 /* 84XX Support **************************************************************/
7699 static LIST_HEAD(qla_cs84xx_list);
7700 static DEFINE_MUTEX(qla_cs84xx_mutex);
7702 static struct qla_chip_state_84xx *
7703 qla84xx_get_chip(struct scsi_qla_host *vha)
7705 struct qla_chip_state_84xx *cs84xx;
7706 struct qla_hw_data *ha = vha->hw;
7708 mutex_lock(&qla_cs84xx_mutex);
7710 /* Find any shared 84xx chip. */
7711 list_for_each_entry(cs84xx, &qla_cs84xx_list, list) {
7712 if (cs84xx->bus == ha->pdev->bus) {
7713 kref_get(&cs84xx->kref);
7714 goto done;
7718 cs84xx = kzalloc(sizeof(*cs84xx), GFP_KERNEL);
7719 if (!cs84xx)
7720 goto done;
7722 kref_init(&cs84xx->kref);
7723 spin_lock_init(&cs84xx->access_lock);
7724 mutex_init(&cs84xx->fw_update_mutex);
7725 cs84xx->bus = ha->pdev->bus;
7727 list_add_tail(&cs84xx->list, &qla_cs84xx_list);
7728 done:
7729 mutex_unlock(&qla_cs84xx_mutex);
7730 return cs84xx;
7733 static void
7734 __qla84xx_chip_release(struct kref *kref)
7736 struct qla_chip_state_84xx *cs84xx =
7737 container_of(kref, struct qla_chip_state_84xx, kref);
7739 mutex_lock(&qla_cs84xx_mutex);
7740 list_del(&cs84xx->list);
7741 mutex_unlock(&qla_cs84xx_mutex);
7742 kfree(cs84xx);
7745 void
7746 qla84xx_put_chip(struct scsi_qla_host *vha)
7748 struct qla_hw_data *ha = vha->hw;
7749 if (ha->cs84xx)
7750 kref_put(&ha->cs84xx->kref, __qla84xx_chip_release);
7753 static int
7754 qla84xx_init_chip(scsi_qla_host_t *vha)
7756 int rval;
7757 uint16_t status[2];
7758 struct qla_hw_data *ha = vha->hw;
7760 mutex_lock(&ha->cs84xx->fw_update_mutex);
7762 rval = qla84xx_verify_chip(vha, status);
7764 mutex_unlock(&ha->cs84xx->fw_update_mutex);
7766 return rval != QLA_SUCCESS || status[0] ? QLA_FUNCTION_FAILED:
7767 QLA_SUCCESS;
7770 /* 81XX Support **************************************************************/
7773 qla81xx_nvram_config(scsi_qla_host_t *vha)
7775 int rval;
7776 struct init_cb_81xx *icb;
7777 struct nvram_81xx *nv;
7778 uint32_t *dptr;
7779 uint8_t *dptr1, *dptr2;
7780 uint32_t chksum;
7781 uint16_t cnt;
7782 struct qla_hw_data *ha = vha->hw;
7784 rval = QLA_SUCCESS;
7785 icb = (struct init_cb_81xx *)ha->init_cb;
7786 nv = ha->nvram;
7788 /* Determine NVRAM starting address. */
7789 ha->nvram_size = sizeof(struct nvram_81xx);
7790 ha->vpd_size = FA_NVRAM_VPD_SIZE;
7791 if (IS_P3P_TYPE(ha) || IS_QLA8031(ha))
7792 ha->vpd_size = FA_VPD_SIZE_82XX;
7794 /* Get VPD data into cache */
7795 ha->vpd = ha->nvram + VPD_OFFSET;
7796 ha->isp_ops->read_optrom(vha, ha->vpd, ha->flt_region_vpd << 2,
7797 ha->vpd_size);
7799 /* Get NVRAM data into cache and calculate checksum. */
7800 ha->isp_ops->read_optrom(vha, ha->nvram, ha->flt_region_nvram << 2,
7801 ha->nvram_size);
7802 dptr = (uint32_t *)nv;
7803 for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++, dptr++)
7804 chksum += le32_to_cpu(*dptr);
7806 ql_dbg(ql_dbg_init + ql_dbg_buffer, vha, 0x0111,
7807 "Contents of NVRAM:\n");
7808 ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x0112,
7809 (uint8_t *)nv, ha->nvram_size);
7811 /* Bad NVRAM data, set defaults parameters. */
7812 if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || nv->id[2] != 'P'
7813 || nv->id[3] != ' ' ||
7814 nv->nvram_version < cpu_to_le16(ICB_VERSION)) {
7815 /* Reset NVRAM data. */
7816 ql_log(ql_log_info, vha, 0x0073,
7817 "Inconsistent NVRAM detected: checksum=0x%x id=%c "
7818 "version=0x%x.\n", chksum, nv->id[0],
7819 le16_to_cpu(nv->nvram_version));
7820 ql_log(ql_log_info, vha, 0x0074,
7821 "Falling back to functioning (yet invalid -- WWPN) "
7822 "defaults.\n");
7825 * Set default initialization control block.
7827 memset(nv, 0, ha->nvram_size);
7828 nv->nvram_version = cpu_to_le16(ICB_VERSION);
7829 nv->version = cpu_to_le16(ICB_VERSION);
7830 nv->frame_payload_size = 2048;
7831 nv->execution_throttle = cpu_to_le16(0xFFFF);
7832 nv->exchange_count = cpu_to_le16(0);
7833 nv->port_name[0] = 0x21;
7834 nv->port_name[1] = 0x00 + ha->port_no + 1;
7835 nv->port_name[2] = 0x00;
7836 nv->port_name[3] = 0xe0;
7837 nv->port_name[4] = 0x8b;
7838 nv->port_name[5] = 0x1c;
7839 nv->port_name[6] = 0x55;
7840 nv->port_name[7] = 0x86;
7841 nv->node_name[0] = 0x20;
7842 nv->node_name[1] = 0x00;
7843 nv->node_name[2] = 0x00;
7844 nv->node_name[3] = 0xe0;
7845 nv->node_name[4] = 0x8b;
7846 nv->node_name[5] = 0x1c;
7847 nv->node_name[6] = 0x55;
7848 nv->node_name[7] = 0x86;
7849 nv->login_retry_count = cpu_to_le16(8);
7850 nv->interrupt_delay_timer = cpu_to_le16(0);
7851 nv->login_timeout = cpu_to_le16(0);
7852 nv->firmware_options_1 =
7853 cpu_to_le32(BIT_14|BIT_13|BIT_2|BIT_1);
7854 nv->firmware_options_2 = cpu_to_le32(2 << 4);
7855 nv->firmware_options_2 |= cpu_to_le32(BIT_12);
7856 nv->firmware_options_3 = cpu_to_le32(2 << 13);
7857 nv->host_p = cpu_to_le32(BIT_11|BIT_10);
7858 nv->efi_parameters = cpu_to_le32(0);
7859 nv->reset_delay = 5;
7860 nv->max_luns_per_target = cpu_to_le16(128);
7861 nv->port_down_retry_count = cpu_to_le16(30);
7862 nv->link_down_timeout = cpu_to_le16(180);
7863 nv->enode_mac[0] = 0x00;
7864 nv->enode_mac[1] = 0xC0;
7865 nv->enode_mac[2] = 0xDD;
7866 nv->enode_mac[3] = 0x04;
7867 nv->enode_mac[4] = 0x05;
7868 nv->enode_mac[5] = 0x06 + ha->port_no + 1;
7870 rval = 1;
7873 if (IS_T10_PI_CAPABLE(ha))
7874 nv->frame_payload_size &= ~7;
7876 qlt_81xx_config_nvram_stage1(vha, nv);
7878 /* Reset Initialization control block */
7879 memset(icb, 0, ha->init_cb_size);
7881 /* Copy 1st segment. */
7882 dptr1 = (uint8_t *)icb;
7883 dptr2 = (uint8_t *)&nv->version;
7884 cnt = (uint8_t *)&icb->response_q_inpointer - (uint8_t *)&icb->version;
7885 while (cnt--)
7886 *dptr1++ = *dptr2++;
7888 icb->login_retry_count = nv->login_retry_count;
7890 /* Copy 2nd segment. */
7891 dptr1 = (uint8_t *)&icb->interrupt_delay_timer;
7892 dptr2 = (uint8_t *)&nv->interrupt_delay_timer;
7893 cnt = (uint8_t *)&icb->reserved_5 -
7894 (uint8_t *)&icb->interrupt_delay_timer;
7895 while (cnt--)
7896 *dptr1++ = *dptr2++;
7898 memcpy(icb->enode_mac, nv->enode_mac, sizeof(icb->enode_mac));
7899 /* Some boards (with valid NVRAMs) still have NULL enode_mac!! */
7900 if (!memcmp(icb->enode_mac, "\0\0\0\0\0\0", sizeof(icb->enode_mac))) {
7901 icb->enode_mac[0] = 0x00;
7902 icb->enode_mac[1] = 0xC0;
7903 icb->enode_mac[2] = 0xDD;
7904 icb->enode_mac[3] = 0x04;
7905 icb->enode_mac[4] = 0x05;
7906 icb->enode_mac[5] = 0x06 + ha->port_no + 1;
7909 /* Use extended-initialization control block. */
7910 memcpy(ha->ex_init_cb, &nv->ex_version, sizeof(*ha->ex_init_cb));
7913 * Setup driver NVRAM options.
7915 qla2x00_set_model_info(vha, nv->model_name, sizeof(nv->model_name),
7916 "QLE8XXX");
7918 qlt_81xx_config_nvram_stage2(vha, icb);
7920 /* Use alternate WWN? */
7921 if (nv->host_p & cpu_to_le32(BIT_15)) {
7922 memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE);
7923 memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE);
7926 /* Prepare nodename */
7927 if ((icb->firmware_options_1 & cpu_to_le32(BIT_14)) == 0) {
7929 * Firmware will apply the following mask if the nodename was
7930 * not provided.
7932 memcpy(icb->node_name, icb->port_name, WWN_SIZE);
7933 icb->node_name[0] &= 0xF0;
7936 /* Set host adapter parameters. */
7937 ha->flags.disable_risc_code_load = 0;
7938 ha->flags.enable_lip_reset = 0;
7939 ha->flags.enable_lip_full_login =
7940 le32_to_cpu(nv->host_p) & BIT_10 ? 1: 0;
7941 ha->flags.enable_target_reset =
7942 le32_to_cpu(nv->host_p) & BIT_11 ? 1: 0;
7943 ha->flags.enable_led_scheme = 0;
7944 ha->flags.disable_serdes = le32_to_cpu(nv->host_p) & BIT_5 ? 1: 0;
7946 ha->operating_mode = (le32_to_cpu(icb->firmware_options_2) &
7947 (BIT_6 | BIT_5 | BIT_4)) >> 4;
7949 /* save HBA serial number */
7950 ha->serial0 = icb->port_name[5];
7951 ha->serial1 = icb->port_name[6];
7952 ha->serial2 = icb->port_name[7];
7953 memcpy(vha->node_name, icb->node_name, WWN_SIZE);
7954 memcpy(vha->port_name, icb->port_name, WWN_SIZE);
7956 icb->execution_throttle = cpu_to_le16(0xFFFF);
7958 ha->retry_count = le16_to_cpu(nv->login_retry_count);
7960 /* Set minimum login_timeout to 4 seconds. */
7961 if (le16_to_cpu(nv->login_timeout) < ql2xlogintimeout)
7962 nv->login_timeout = cpu_to_le16(ql2xlogintimeout);
7963 if (le16_to_cpu(nv->login_timeout) < 4)
7964 nv->login_timeout = cpu_to_le16(4);
7965 ha->login_timeout = le16_to_cpu(nv->login_timeout);
7967 /* Set minimum RATOV to 100 tenths of a second. */
7968 ha->r_a_tov = 100;
7970 ha->loop_reset_delay = nv->reset_delay;
7972 /* Link Down Timeout = 0:
7974 * When Port Down timer expires we will start returning
7975 * I/O's to OS with "DID_NO_CONNECT".
7977 * Link Down Timeout != 0:
7979 * The driver waits for the link to come up after link down
7980 * before returning I/Os to OS with "DID_NO_CONNECT".
7982 if (le16_to_cpu(nv->link_down_timeout) == 0) {
7983 ha->loop_down_abort_time =
7984 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
7985 } else {
7986 ha->link_down_timeout = le16_to_cpu(nv->link_down_timeout);
7987 ha->loop_down_abort_time =
7988 (LOOP_DOWN_TIME - ha->link_down_timeout);
7991 /* Need enough time to try and get the port back. */
7992 ha->port_down_retry_count = le16_to_cpu(nv->port_down_retry_count);
7993 if (qlport_down_retry)
7994 ha->port_down_retry_count = qlport_down_retry;
7996 /* Set login_retry_count */
7997 ha->login_retry_count = le16_to_cpu(nv->login_retry_count);
7998 if (ha->port_down_retry_count ==
7999 le16_to_cpu(nv->port_down_retry_count) &&
8000 ha->port_down_retry_count > 3)
8001 ha->login_retry_count = ha->port_down_retry_count;
8002 else if (ha->port_down_retry_count > (int)ha->login_retry_count)
8003 ha->login_retry_count = ha->port_down_retry_count;
8004 if (ql2xloginretrycount)
8005 ha->login_retry_count = ql2xloginretrycount;
8007 /* if not running MSI-X we need handshaking on interrupts */
8008 if (!vha->hw->flags.msix_enabled && (IS_QLA83XX(ha) || IS_QLA27XX(ha)))
8009 icb->firmware_options_2 |= cpu_to_le32(BIT_22);
8011 /* Enable ZIO. */
8012 if (!vha->flags.init_done) {
8013 ha->zio_mode = le32_to_cpu(icb->firmware_options_2) &
8014 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
8015 ha->zio_timer = le16_to_cpu(icb->interrupt_delay_timer) ?
8016 le16_to_cpu(icb->interrupt_delay_timer): 2;
8018 icb->firmware_options_2 &= cpu_to_le32(
8019 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0));
8020 vha->flags.process_response_queue = 0;
8021 if (ha->zio_mode != QLA_ZIO_DISABLED) {
8022 ha->zio_mode = QLA_ZIO_MODE_6;
8024 ql_log(ql_log_info, vha, 0x0075,
8025 "ZIO mode %d enabled; timer delay (%d us).\n",
8026 ha->zio_mode,
8027 ha->zio_timer * 100);
8029 icb->firmware_options_2 |= cpu_to_le32(
8030 (uint32_t)ha->zio_mode);
8031 icb->interrupt_delay_timer = cpu_to_le16(ha->zio_timer);
8032 vha->flags.process_response_queue = 1;
8035 /* enable RIDA Format2 */
8036 if (qla_tgt_mode_enabled(vha) || qla_dual_mode_enabled(vha))
8037 icb->firmware_options_3 |= BIT_0;
8039 if (IS_QLA27XX(ha)) {
8040 icb->firmware_options_3 |= BIT_8;
8041 ql_dbg(ql_log_info, vha, 0x0075,
8042 "Enabling direct connection.\n");
8045 if (rval) {
8046 ql_log(ql_log_warn, vha, 0x0076,
8047 "NVRAM configuration failed.\n");
8049 return (rval);
8053 qla82xx_restart_isp(scsi_qla_host_t *vha)
8055 int status, rval;
8056 struct qla_hw_data *ha = vha->hw;
8057 struct req_que *req = ha->req_q_map[0];
8058 struct rsp_que *rsp = ha->rsp_q_map[0];
8059 struct scsi_qla_host *vp;
8060 unsigned long flags;
8062 status = qla2x00_init_rings(vha);
8063 if (!status) {
8064 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
8065 ha->flags.chip_reset_done = 1;
8067 status = qla2x00_fw_ready(vha);
8068 if (!status) {
8069 /* Issue a marker after FW becomes ready. */
8070 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL);
8071 vha->flags.online = 1;
8072 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
8075 /* if no cable then assume it's good */
8076 if ((vha->device_flags & DFLG_NO_CABLE))
8077 status = 0;
8080 if (!status) {
8081 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
8083 if (!atomic_read(&vha->loop_down_timer)) {
8085 * Issue marker command only when we are going
8086 * to start the I/O .
8088 vha->marker_needed = 1;
8091 ha->isp_ops->enable_intrs(ha);
8093 ha->isp_abort_cnt = 0;
8094 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
8096 /* Update the firmware version */
8097 status = qla82xx_check_md_needed(vha);
8099 if (ha->fce) {
8100 ha->flags.fce_enabled = 1;
8101 memset(ha->fce, 0,
8102 fce_calc_size(ha->fce_bufs));
8103 rval = qla2x00_enable_fce_trace(vha,
8104 ha->fce_dma, ha->fce_bufs, ha->fce_mb,
8105 &ha->fce_bufs);
8106 if (rval) {
8107 ql_log(ql_log_warn, vha, 0x8001,
8108 "Unable to reinitialize FCE (%d).\n",
8109 rval);
8110 ha->flags.fce_enabled = 0;
8114 if (ha->eft) {
8115 memset(ha->eft, 0, EFT_SIZE);
8116 rval = qla2x00_enable_eft_trace(vha,
8117 ha->eft_dma, EFT_NUM_BUFFERS);
8118 if (rval) {
8119 ql_log(ql_log_warn, vha, 0x8010,
8120 "Unable to reinitialize EFT (%d).\n",
8121 rval);
8126 if (!status) {
8127 ql_dbg(ql_dbg_taskm, vha, 0x8011,
8128 "qla82xx_restart_isp succeeded.\n");
8130 spin_lock_irqsave(&ha->vport_slock, flags);
8131 list_for_each_entry(vp, &ha->vp_list, list) {
8132 if (vp->vp_idx) {
8133 atomic_inc(&vp->vref_count);
8134 spin_unlock_irqrestore(&ha->vport_slock, flags);
8136 qla2x00_vp_abort_isp(vp);
8138 spin_lock_irqsave(&ha->vport_slock, flags);
8139 atomic_dec(&vp->vref_count);
8142 spin_unlock_irqrestore(&ha->vport_slock, flags);
8144 } else {
8145 ql_log(ql_log_warn, vha, 0x8016,
8146 "qla82xx_restart_isp **** FAILED ****.\n");
8149 return status;
8152 void
8153 qla81xx_update_fw_options(scsi_qla_host_t *vha)
8155 struct qla_hw_data *ha = vha->hw;
8157 /* Hold status IOCBs until ABTS response received. */
8158 if (ql2xfwholdabts)
8159 ha->fw_options[3] |= BIT_12;
8161 /* Set Retry FLOGI in case of P2P connection */
8162 if (ha->operating_mode == P2P) {
8163 ha->fw_options[2] |= BIT_3;
8164 ql_dbg(ql_dbg_disc, vha, 0x2103,
8165 "(%s): Setting FLOGI retry BIT in fw_options[2]: 0x%x\n",
8166 __func__, ha->fw_options[2]);
8169 /* Move PUREX, ABTS RX & RIDA to ATIOQ */
8170 if (ql2xmvasynctoatio) {
8171 if (qla_tgt_mode_enabled(vha) ||
8172 qla_dual_mode_enabled(vha))
8173 ha->fw_options[2] |= BIT_11;
8174 else
8175 ha->fw_options[2] &= ~BIT_11;
8178 if (qla_tgt_mode_enabled(vha) ||
8179 qla_dual_mode_enabled(vha)) {
8180 /* FW auto send SCSI status during */
8181 ha->fw_options[1] |= BIT_8;
8182 ha->fw_options[10] |= (u16)SAM_STAT_BUSY << 8;
8184 /* FW perform Exchange validation */
8185 ha->fw_options[2] |= BIT_4;
8186 } else {
8187 ha->fw_options[1] &= ~BIT_8;
8188 ha->fw_options[10] &= 0x00ff;
8190 ha->fw_options[2] &= ~BIT_4;
8193 if (ql2xetsenable) {
8194 /* Enable ETS Burst. */
8195 memset(ha->fw_options, 0, sizeof(ha->fw_options));
8196 ha->fw_options[2] |= BIT_9;
8199 ql_dbg(ql_dbg_init, vha, 0x00e9,
8200 "%s, add FW options 1-3 = 0x%04x 0x%04x 0x%04x mode %x\n",
8201 __func__, ha->fw_options[1], ha->fw_options[2],
8202 ha->fw_options[3], vha->host->active_mode);
8204 qla2x00_set_fw_options(vha, ha->fw_options);
8208 * qla24xx_get_fcp_prio
8209 * Gets the fcp cmd priority value for the logged in port.
8210 * Looks for a match of the port descriptors within
8211 * each of the fcp prio config entries. If a match is found,
8212 * the tag (priority) value is returned.
8214 * Input:
8215 * vha = scsi host structure pointer.
8216 * fcport = port structure pointer.
8218 * Return:
8219 * non-zero (if found)
8220 * -1 (if not found)
8222 * Context:
8223 * Kernel context
8225 static int
8226 qla24xx_get_fcp_prio(scsi_qla_host_t *vha, fc_port_t *fcport)
8228 int i, entries;
8229 uint8_t pid_match, wwn_match;
8230 int priority;
8231 uint32_t pid1, pid2;
8232 uint64_t wwn1, wwn2;
8233 struct qla_fcp_prio_entry *pri_entry;
8234 struct qla_hw_data *ha = vha->hw;
8236 if (!ha->fcp_prio_cfg || !ha->flags.fcp_prio_enabled)
8237 return -1;
8239 priority = -1;
8240 entries = ha->fcp_prio_cfg->num_entries;
8241 pri_entry = &ha->fcp_prio_cfg->entry[0];
8243 for (i = 0; i < entries; i++) {
8244 pid_match = wwn_match = 0;
8246 if (!(pri_entry->flags & FCP_PRIO_ENTRY_VALID)) {
8247 pri_entry++;
8248 continue;
8251 /* check source pid for a match */
8252 if (pri_entry->flags & FCP_PRIO_ENTRY_SPID_VALID) {
8253 pid1 = pri_entry->src_pid & INVALID_PORT_ID;
8254 pid2 = vha->d_id.b24 & INVALID_PORT_ID;
8255 if (pid1 == INVALID_PORT_ID)
8256 pid_match++;
8257 else if (pid1 == pid2)
8258 pid_match++;
8261 /* check destination pid for a match */
8262 if (pri_entry->flags & FCP_PRIO_ENTRY_DPID_VALID) {
8263 pid1 = pri_entry->dst_pid & INVALID_PORT_ID;
8264 pid2 = fcport->d_id.b24 & INVALID_PORT_ID;
8265 if (pid1 == INVALID_PORT_ID)
8266 pid_match++;
8267 else if (pid1 == pid2)
8268 pid_match++;
8271 /* check source WWN for a match */
8272 if (pri_entry->flags & FCP_PRIO_ENTRY_SWWN_VALID) {
8273 wwn1 = wwn_to_u64(vha->port_name);
8274 wwn2 = wwn_to_u64(pri_entry->src_wwpn);
8275 if (wwn2 == (uint64_t)-1)
8276 wwn_match++;
8277 else if (wwn1 == wwn2)
8278 wwn_match++;
8281 /* check destination WWN for a match */
8282 if (pri_entry->flags & FCP_PRIO_ENTRY_DWWN_VALID) {
8283 wwn1 = wwn_to_u64(fcport->port_name);
8284 wwn2 = wwn_to_u64(pri_entry->dst_wwpn);
8285 if (wwn2 == (uint64_t)-1)
8286 wwn_match++;
8287 else if (wwn1 == wwn2)
8288 wwn_match++;
8291 if (pid_match == 2 || wwn_match == 2) {
8292 /* Found a matching entry */
8293 if (pri_entry->flags & FCP_PRIO_ENTRY_TAG_VALID)
8294 priority = pri_entry->tag;
8295 break;
8298 pri_entry++;
8301 return priority;
8305 * qla24xx_update_fcport_fcp_prio
8306 * Activates fcp priority for the logged in fc port
8308 * Input:
8309 * vha = scsi host structure pointer.
8310 * fcp = port structure pointer.
8312 * Return:
8313 * QLA_SUCCESS or QLA_FUNCTION_FAILED
8315 * Context:
8316 * Kernel context.
8319 qla24xx_update_fcport_fcp_prio(scsi_qla_host_t *vha, fc_port_t *fcport)
8321 int ret;
8322 int priority;
8323 uint16_t mb[5];
8325 if (fcport->port_type != FCT_TARGET ||
8326 fcport->loop_id == FC_NO_LOOP_ID)
8327 return QLA_FUNCTION_FAILED;
8329 priority = qla24xx_get_fcp_prio(vha, fcport);
8330 if (priority < 0)
8331 return QLA_FUNCTION_FAILED;
8333 if (IS_P3P_TYPE(vha->hw)) {
8334 fcport->fcp_prio = priority & 0xf;
8335 return QLA_SUCCESS;
8338 ret = qla24xx_set_fcp_prio(vha, fcport->loop_id, priority, mb);
8339 if (ret == QLA_SUCCESS) {
8340 if (fcport->fcp_prio != priority)
8341 ql_dbg(ql_dbg_user, vha, 0x709e,
8342 "Updated FCP_CMND priority - value=%d loop_id=%d "
8343 "port_id=%02x%02x%02x.\n", priority,
8344 fcport->loop_id, fcport->d_id.b.domain,
8345 fcport->d_id.b.area, fcport->d_id.b.al_pa);
8346 fcport->fcp_prio = priority & 0xf;
8347 } else
8348 ql_dbg(ql_dbg_user, vha, 0x704f,
8349 "Unable to update FCP_CMND priority - ret=0x%x for "
8350 "loop_id=%d port_id=%02x%02x%02x.\n", ret, fcport->loop_id,
8351 fcport->d_id.b.domain, fcport->d_id.b.area,
8352 fcport->d_id.b.al_pa);
8353 return ret;
8357 * qla24xx_update_all_fcp_prio
8358 * Activates fcp priority for all the logged in ports
8360 * Input:
8361 * ha = adapter block pointer.
8363 * Return:
8364 * QLA_SUCCESS or QLA_FUNCTION_FAILED
8366 * Context:
8367 * Kernel context.
8370 qla24xx_update_all_fcp_prio(scsi_qla_host_t *vha)
8372 int ret;
8373 fc_port_t *fcport;
8375 ret = QLA_FUNCTION_FAILED;
8376 /* We need to set priority for all logged in ports */
8377 list_for_each_entry(fcport, &vha->vp_fcports, list)
8378 ret = qla24xx_update_fcport_fcp_prio(vha, fcport);
8380 return ret;
8383 struct qla_qpair *qla2xxx_create_qpair(struct scsi_qla_host *vha, int qos,
8384 int vp_idx, bool startqp)
8386 int rsp_id = 0;
8387 int req_id = 0;
8388 int i;
8389 struct qla_hw_data *ha = vha->hw;
8390 uint16_t qpair_id = 0;
8391 struct qla_qpair *qpair = NULL;
8392 struct qla_msix_entry *msix;
8394 if (!(ha->fw_attributes & BIT_6) || !ha->flags.msix_enabled) {
8395 ql_log(ql_log_warn, vha, 0x00181,
8396 "FW/Driver is not multi-queue capable.\n");
8397 return NULL;
8400 if (ql2xmqsupport || ql2xnvmeenable) {
8401 qpair = kzalloc(sizeof(struct qla_qpair), GFP_KERNEL);
8402 if (qpair == NULL) {
8403 ql_log(ql_log_warn, vha, 0x0182,
8404 "Failed to allocate memory for queue pair.\n");
8405 return NULL;
8407 memset(qpair, 0, sizeof(struct qla_qpair));
8409 qpair->hw = vha->hw;
8410 qpair->vha = vha;
8411 qpair->qp_lock_ptr = &qpair->qp_lock;
8412 spin_lock_init(&qpair->qp_lock);
8413 qpair->use_shadow_reg = IS_SHADOW_REG_CAPABLE(ha) ? 1 : 0;
8415 /* Assign available que pair id */
8416 mutex_lock(&ha->mq_lock);
8417 qpair_id = find_first_zero_bit(ha->qpair_qid_map, ha->max_qpairs);
8418 if (ha->num_qpairs >= ha->max_qpairs) {
8419 mutex_unlock(&ha->mq_lock);
8420 ql_log(ql_log_warn, vha, 0x0183,
8421 "No resources to create additional q pair.\n");
8422 goto fail_qid_map;
8424 ha->num_qpairs++;
8425 set_bit(qpair_id, ha->qpair_qid_map);
8426 ha->queue_pair_map[qpair_id] = qpair;
8427 qpair->id = qpair_id;
8428 qpair->vp_idx = vp_idx;
8429 qpair->fw_started = ha->flags.fw_started;
8430 INIT_LIST_HEAD(&qpair->hints_list);
8431 qpair->chip_reset = ha->base_qpair->chip_reset;
8432 qpair->enable_class_2 = ha->base_qpair->enable_class_2;
8433 qpair->enable_explicit_conf =
8434 ha->base_qpair->enable_explicit_conf;
8436 for (i = 0; i < ha->msix_count; i++) {
8437 msix = &ha->msix_entries[i];
8438 if (msix->in_use)
8439 continue;
8440 qpair->msix = msix;
8441 ql_dbg(ql_dbg_multiq, vha, 0xc00f,
8442 "Vector %x selected for qpair\n", msix->vector);
8443 break;
8445 if (!qpair->msix) {
8446 ql_log(ql_log_warn, vha, 0x0184,
8447 "Out of MSI-X vectors!.\n");
8448 goto fail_msix;
8451 qpair->msix->in_use = 1;
8452 list_add_tail(&qpair->qp_list_elem, &vha->qp_list);
8453 qpair->pdev = ha->pdev;
8454 if (IS_QLA27XX(ha) || IS_QLA83XX(ha))
8455 qpair->reqq_start_iocbs = qla_83xx_start_iocbs;
8457 mutex_unlock(&ha->mq_lock);
8459 /* Create response queue first */
8460 rsp_id = qla25xx_create_rsp_que(ha, 0, 0, 0, qpair, startqp);
8461 if (!rsp_id) {
8462 ql_log(ql_log_warn, vha, 0x0185,
8463 "Failed to create response queue.\n");
8464 goto fail_rsp;
8467 qpair->rsp = ha->rsp_q_map[rsp_id];
8469 /* Create request queue */
8470 req_id = qla25xx_create_req_que(ha, 0, vp_idx, 0, rsp_id, qos,
8471 startqp);
8472 if (!req_id) {
8473 ql_log(ql_log_warn, vha, 0x0186,
8474 "Failed to create request queue.\n");
8475 goto fail_req;
8478 qpair->req = ha->req_q_map[req_id];
8479 qpair->rsp->req = qpair->req;
8480 qpair->rsp->qpair = qpair;
8481 /* init qpair to this cpu. Will adjust at run time. */
8482 qla_cpu_update(qpair, smp_processor_id());
8484 if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) {
8485 if (ha->fw_attributes & BIT_4)
8486 qpair->difdix_supported = 1;
8489 qpair->srb_mempool = mempool_create_slab_pool(SRB_MIN_REQ, srb_cachep);
8490 if (!qpair->srb_mempool) {
8491 ql_log(ql_log_warn, vha, 0xd036,
8492 "Failed to create srb mempool for qpair %d\n",
8493 qpair->id);
8494 goto fail_mempool;
8497 /* Mark as online */
8498 qpair->online = 1;
8500 if (!vha->flags.qpairs_available)
8501 vha->flags.qpairs_available = 1;
8503 ql_dbg(ql_dbg_multiq, vha, 0xc00d,
8504 "Request/Response queue pair created, id %d\n",
8505 qpair->id);
8506 ql_dbg(ql_dbg_init, vha, 0x0187,
8507 "Request/Response queue pair created, id %d\n",
8508 qpair->id);
8510 return qpair;
8512 fail_mempool:
8513 fail_req:
8514 qla25xx_delete_rsp_que(vha, qpair->rsp);
8515 fail_rsp:
8516 mutex_lock(&ha->mq_lock);
8517 qpair->msix->in_use = 0;
8518 list_del(&qpair->qp_list_elem);
8519 if (list_empty(&vha->qp_list))
8520 vha->flags.qpairs_available = 0;
8521 fail_msix:
8522 ha->queue_pair_map[qpair_id] = NULL;
8523 clear_bit(qpair_id, ha->qpair_qid_map);
8524 ha->num_qpairs--;
8525 mutex_unlock(&ha->mq_lock);
8526 fail_qid_map:
8527 kfree(qpair);
8528 return NULL;
8531 int qla2xxx_delete_qpair(struct scsi_qla_host *vha, struct qla_qpair *qpair)
8533 int ret = QLA_FUNCTION_FAILED;
8534 struct qla_hw_data *ha = qpair->hw;
8536 qpair->delete_in_progress = 1;
8537 while (atomic_read(&qpair->ref_count))
8538 msleep(500);
8540 ret = qla25xx_delete_req_que(vha, qpair->req);
8541 if (ret != QLA_SUCCESS)
8542 goto fail;
8544 ret = qla25xx_delete_rsp_que(vha, qpair->rsp);
8545 if (ret != QLA_SUCCESS)
8546 goto fail;
8548 mutex_lock(&ha->mq_lock);
8549 ha->queue_pair_map[qpair->id] = NULL;
8550 clear_bit(qpair->id, ha->qpair_qid_map);
8551 ha->num_qpairs--;
8552 list_del(&qpair->qp_list_elem);
8553 if (list_empty(&vha->qp_list)) {
8554 vha->flags.qpairs_available = 0;
8555 vha->flags.qpairs_req_created = 0;
8556 vha->flags.qpairs_rsp_created = 0;
8558 mempool_destroy(qpair->srb_mempool);
8559 kfree(qpair);
8560 mutex_unlock(&ha->mq_lock);
8562 return QLA_SUCCESS;
8563 fail:
8564 return ret;