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Merge branch 'r6040-next'
[linux/fpc-iii.git] / drivers / scsi / qla2xxx / qla_init.c
blobc56cdb35f3edb8b7b33b38061ae2c40af0a8b2ea
1 /*
2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2014 QLogic Corporation
4 *
5 * See LICENSE.qla2xxx for copyright and licensing details.
6 */
7 #include "qla_def.h"
8 #include "qla_gbl.h"
9
10 #include <linux/delay.h>
11 #include <linux/slab.h>
12 #include <linux/vmalloc.h>
13
14 #include "qla_devtbl.h"
15
16 #ifdef CONFIG_SPARC
17 #include <asm/prom.h>
18 #endif
19
20 #include <target/target_core_base.h>
21 #include "qla_target.h"
22
23 /*
24 * QLogic ISP2x00 Hardware Support Function Prototypes.
25 */
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 *, struct list_head *);
34 static int qla2x00_fabric_dev_login(scsi_qla_host_t *, fc_port_t *,
35 uint16_t *);
36
37 static int qla2x00_restart_isp(scsi_qla_host_t *);
38
39 static struct qla_chip_state_84xx *qla84xx_get_chip(struct scsi_qla_host *);
40 static int qla84xx_init_chip(scsi_qla_host_t *);
41 static int qla25xx_init_queues(struct qla_hw_data *);
42
43 /* SRB Extensions ---------------------------------------------------------- */
44
45 void
46 qla2x00_sp_timeout(unsigned long __data)
47 {
48 srb_t *sp = (srb_t *)__data;
49 struct srb_iocb *iocb;
50 fc_port_t *fcport = sp->fcport;
51 struct qla_hw_data *ha = fcport->vha->hw;
52 struct req_que *req;
53 unsigned long flags;
54
55 spin_lock_irqsave(&ha->hardware_lock, flags);
56 req = ha->req_q_map[0];
57 req->outstanding_cmds[sp->handle] = NULL;
58 iocb = &sp->u.iocb_cmd;
59 iocb->timeout(sp);
60 sp->free(fcport->vha, sp);
61 spin_unlock_irqrestore(&ha->hardware_lock, flags);
62 }
63
64 void
65 qla2x00_sp_free(void *data, void *ptr)
66 {
67 srb_t *sp = (srb_t *)ptr;
68 struct srb_iocb *iocb = &sp->u.iocb_cmd;
69 struct scsi_qla_host *vha = (scsi_qla_host_t *)data;
70
71 del_timer(&iocb->timer);
72 qla2x00_rel_sp(vha, sp);
73 }
74
75 /* Asynchronous Login/Logout Routines -------------------------------------- */
76
77 unsigned long
78 qla2x00_get_async_timeout(struct scsi_qla_host *vha)
79 {
80 unsigned long tmo;
81 struct qla_hw_data *ha = vha->hw;
82
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)) {
88 /*
89 * Except for earlier ISPs where the timeout is seeded from the
90 * initialization control block.
91 */
92 tmo = ha->login_timeout;
93 }
94 return tmo;
95 }
96
97 static void
98 qla2x00_async_iocb_timeout(void *data)
99 {
100 srb_t *sp = (srb_t *)data;
101 fc_port_t *fcport = sp->fcport;
102
103 ql_dbg(ql_dbg_disc, fcport->vha, 0x2071,
104 "Async-%s timeout - hdl=%x portid=%02x%02x%02x.\n",
105 sp->name, sp->handle, fcport->d_id.b.domain, fcport->d_id.b.area,
106 fcport->d_id.b.al_pa);
107
108 fcport->flags &= ~FCF_ASYNC_SENT;
109 if (sp->type == SRB_LOGIN_CMD) {
110 struct srb_iocb *lio = &sp->u.iocb_cmd;
111 qla2x00_post_async_logout_work(fcport->vha, fcport, NULL);
112 /* Retry as needed. */
113 lio->u.logio.data[0] = MBS_COMMAND_ERROR;
114 lio->u.logio.data[1] = lio->u.logio.flags & SRB_LOGIN_RETRIED ?
115 QLA_LOGIO_LOGIN_RETRIED : 0;
116 qla2x00_post_async_login_done_work(fcport->vha, fcport,
117 lio->u.logio.data);
118 } else if (sp->type == SRB_LOGOUT_CMD) {
119 qlt_logo_completion_handler(fcport, QLA_FUNCTION_TIMEOUT);
120 }
121 }
122
123 static void
124 qla2x00_async_login_sp_done(void *data, void *ptr, int res)
125 {
126 srb_t *sp = (srb_t *)ptr;
127 struct srb_iocb *lio = &sp->u.iocb_cmd;
128 struct scsi_qla_host *vha = (scsi_qla_host_t *)data;
129
130 if (!test_bit(UNLOADING, &vha->dpc_flags))
131 qla2x00_post_async_login_done_work(sp->fcport->vha, sp->fcport,
132 lio->u.logio.data);
133 sp->free(sp->fcport->vha, sp);
134 }
135
136 int
137 qla2x00_async_login(struct scsi_qla_host *vha, fc_port_t *fcport,
138 uint16_t *data)
139 {
140 srb_t *sp;
141 struct srb_iocb *lio;
142 int rval;
143
144 rval = QLA_FUNCTION_FAILED;
145 sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
146 if (!sp)
147 goto done;
148
149 sp->type = SRB_LOGIN_CMD;
150 sp->name = "login";
151 qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
152
153 lio = &sp->u.iocb_cmd;
154 lio->timeout = qla2x00_async_iocb_timeout;
155 sp->done = qla2x00_async_login_sp_done;
156 lio->u.logio.flags |= SRB_LOGIN_COND_PLOGI;
157 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
158 lio->u.logio.flags |= SRB_LOGIN_RETRIED;
159 rval = qla2x00_start_sp(sp);
160 if (rval != QLA_SUCCESS) {
161 fcport->flags &= ~FCF_ASYNC_SENT;
162 fcport->flags |= FCF_LOGIN_NEEDED;
163 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
164 goto done_free_sp;
165 }
166
167 ql_dbg(ql_dbg_disc, vha, 0x2072,
168 "Async-login - hdl=%x, loopid=%x portid=%02x%02x%02x "
169 "retries=%d.\n", sp->handle, fcport->loop_id,
170 fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa,
171 fcport->login_retry);
172 return rval;
173
174 done_free_sp:
175 sp->free(fcport->vha, sp);
176 done:
177 return rval;
178 }
179
180 static void
181 qla2x00_async_logout_sp_done(void *data, void *ptr, int res)
182 {
183 srb_t *sp = (srb_t *)ptr;
184 struct srb_iocb *lio = &sp->u.iocb_cmd;
185 struct scsi_qla_host *vha = (scsi_qla_host_t *)data;
186
187 if (!test_bit(UNLOADING, &vha->dpc_flags))
188 qla2x00_post_async_logout_done_work(sp->fcport->vha, sp->fcport,
189 lio->u.logio.data);
190 sp->free(sp->fcport->vha, sp);
191 }
192
193 int
194 qla2x00_async_logout(struct scsi_qla_host *vha, fc_port_t *fcport)
195 {
196 srb_t *sp;
197 struct srb_iocb *lio;
198 int rval;
199
200 rval = QLA_FUNCTION_FAILED;
201 sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
202 if (!sp)
203 goto done;
204
205 sp->type = SRB_LOGOUT_CMD;
206 sp->name = "logout";
207 qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
208
209 lio = &sp->u.iocb_cmd;
210 lio->timeout = qla2x00_async_iocb_timeout;
211 sp->done = qla2x00_async_logout_sp_done;
212 rval = qla2x00_start_sp(sp);
213 if (rval != QLA_SUCCESS)
214 goto done_free_sp;
215
216 ql_dbg(ql_dbg_disc, vha, 0x2070,
217 "Async-logout - hdl=%x loop-id=%x portid=%02x%02x%02x.\n",
218 sp->handle, fcport->loop_id, fcport->d_id.b.domain,
219 fcport->d_id.b.area, fcport->d_id.b.al_pa);
220 return rval;
221
222 done_free_sp:
223 sp->free(fcport->vha, sp);
224 done:
225 return rval;
226 }
227
228 static void
229 qla2x00_async_adisc_sp_done(void *data, void *ptr, int res)
230 {
231 srb_t *sp = (srb_t *)ptr;
232 struct srb_iocb *lio = &sp->u.iocb_cmd;
233 struct scsi_qla_host *vha = (scsi_qla_host_t *)data;
234
235 if (!test_bit(UNLOADING, &vha->dpc_flags))
236 qla2x00_post_async_adisc_done_work(sp->fcport->vha, sp->fcport,
237 lio->u.logio.data);
238 sp->free(sp->fcport->vha, sp);
239 }
240
241 int
242 qla2x00_async_adisc(struct scsi_qla_host *vha, fc_port_t *fcport,
243 uint16_t *data)
244 {
245 srb_t *sp;
246 struct srb_iocb *lio;
247 int rval;
248
249 rval = QLA_FUNCTION_FAILED;
250 sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
251 if (!sp)
252 goto done;
253
254 sp->type = SRB_ADISC_CMD;
255 sp->name = "adisc";
256 qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha) + 2);
257
258 lio = &sp->u.iocb_cmd;
259 lio->timeout = qla2x00_async_iocb_timeout;
260 sp->done = qla2x00_async_adisc_sp_done;
261 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
262 lio->u.logio.flags |= SRB_LOGIN_RETRIED;
263 rval = qla2x00_start_sp(sp);
264 if (rval != QLA_SUCCESS)
265 goto done_free_sp;
266
267 ql_dbg(ql_dbg_disc, vha, 0x206f,
268 "Async-adisc - hdl=%x loopid=%x portid=%02x%02x%02x.\n",
269 sp->handle, fcport->loop_id, fcport->d_id.b.domain,
270 fcport->d_id.b.area, fcport->d_id.b.al_pa);
271 return rval;
272
273 done_free_sp:
274 sp->free(fcport->vha, sp);
275 done:
276 return rval;
277 }
278
279 static void
280 qla2x00_tmf_iocb_timeout(void *data)
281 {
282 srb_t *sp = (srb_t *)data;
283 struct srb_iocb *tmf = &sp->u.iocb_cmd;
284
285 tmf->u.tmf.comp_status = CS_TIMEOUT;
286 complete(&tmf->u.tmf.comp);
287 }
288
289 static void
290 qla2x00_tmf_sp_done(void *data, void *ptr, int res)
291 {
292 srb_t *sp = (srb_t *)ptr;
293 struct srb_iocb *tmf = &sp->u.iocb_cmd;
294 complete(&tmf->u.tmf.comp);
295 }
296
297 int
298 qla2x00_async_tm_cmd(fc_port_t *fcport, uint32_t flags, uint32_t lun,
299 uint32_t tag)
300 {
301 struct scsi_qla_host *vha = fcport->vha;
302 struct srb_iocb *tm_iocb;
303 srb_t *sp;
304 int rval = QLA_FUNCTION_FAILED;
305
306 sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
307 if (!sp)
308 goto done;
309
310 tm_iocb = &sp->u.iocb_cmd;
311 sp->type = SRB_TM_CMD;
312 sp->name = "tmf";
313 qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha));
314 tm_iocb->u.tmf.flags = flags;
315 tm_iocb->u.tmf.lun = lun;
316 tm_iocb->u.tmf.data = tag;
317 sp->done = qla2x00_tmf_sp_done;
318 tm_iocb->timeout = qla2x00_tmf_iocb_timeout;
319 init_completion(&tm_iocb->u.tmf.comp);
320
321 rval = qla2x00_start_sp(sp);
322 if (rval != QLA_SUCCESS)
323 goto done_free_sp;
324
325 ql_dbg(ql_dbg_taskm, vha, 0x802f,
326 "Async-tmf hdl=%x loop-id=%x portid=%02x%02x%02x.\n",
327 sp->handle, fcport->loop_id, fcport->d_id.b.domain,
328 fcport->d_id.b.area, fcport->d_id.b.al_pa);
329
330 wait_for_completion(&tm_iocb->u.tmf.comp);
331
332 rval = tm_iocb->u.tmf.comp_status == CS_COMPLETE ?
333 QLA_SUCCESS : QLA_FUNCTION_FAILED;
334
335 if ((rval != QLA_SUCCESS) || tm_iocb->u.tmf.data) {
336 ql_dbg(ql_dbg_taskm, vha, 0x8030,
337 "TM IOCB failed (%x).\n", rval);
338 }
339
340 if (!test_bit(UNLOADING, &vha->dpc_flags) && !IS_QLAFX00(vha->hw)) {
341 flags = tm_iocb->u.tmf.flags;
342 lun = (uint16_t)tm_iocb->u.tmf.lun;
343
344 /* Issue Marker IOCB */
345 qla2x00_marker(vha, vha->hw->req_q_map[0],
346 vha->hw->rsp_q_map[0], sp->fcport->loop_id, lun,
347 flags == TCF_LUN_RESET ? MK_SYNC_ID_LUN : MK_SYNC_ID);
348 }
349
350 done_free_sp:
351 sp->free(vha, sp);
352 done:
353 return rval;
354 }
355
356 static void
357 qla24xx_abort_iocb_timeout(void *data)
358 {
359 srb_t *sp = (srb_t *)data;
360 struct srb_iocb *abt = &sp->u.iocb_cmd;
361
362 abt->u.abt.comp_status = CS_TIMEOUT;
363 complete(&abt->u.abt.comp);
364 }
365
366 static void
367 qla24xx_abort_sp_done(void *data, void *ptr, int res)
368 {
369 srb_t *sp = (srb_t *)ptr;
370 struct srb_iocb *abt = &sp->u.iocb_cmd;
371
372 complete(&abt->u.abt.comp);
373 }
374
375 static int
376 qla24xx_async_abort_cmd(srb_t *cmd_sp)
377 {
378 scsi_qla_host_t *vha = cmd_sp->fcport->vha;
379 fc_port_t *fcport = cmd_sp->fcport;
380 struct srb_iocb *abt_iocb;
381 srb_t *sp;
382 int rval = QLA_FUNCTION_FAILED;
383
384 sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
385 if (!sp)
386 goto done;
387
388 abt_iocb = &sp->u.iocb_cmd;
389 sp->type = SRB_ABT_CMD;
390 sp->name = "abort";
391 qla2x00_init_timer(sp, qla2x00_get_async_timeout(vha));
392 abt_iocb->u.abt.cmd_hndl = cmd_sp->handle;
393 sp->done = qla24xx_abort_sp_done;
394 abt_iocb->timeout = qla24xx_abort_iocb_timeout;
395 init_completion(&abt_iocb->u.abt.comp);
396
397 rval = qla2x00_start_sp(sp);
398 if (rval != QLA_SUCCESS)
399 goto done_free_sp;
400
401 ql_dbg(ql_dbg_async, vha, 0x507c,
402 "Abort command issued - hdl=%x, target_id=%x\n",
403 cmd_sp->handle, fcport->tgt_id);
404
405 wait_for_completion(&abt_iocb->u.abt.comp);
406
407 rval = abt_iocb->u.abt.comp_status == CS_COMPLETE ?
408 QLA_SUCCESS : QLA_FUNCTION_FAILED;
409
410 done_free_sp:
411 sp->free(vha, sp);
412 done:
413 return rval;
414 }
415
416 int
417 qla24xx_async_abort_command(srb_t *sp)
418 {
419 unsigned long flags = 0;
420
421 uint32_t handle;
422 fc_port_t *fcport = sp->fcport;
423 struct scsi_qla_host *vha = fcport->vha;
424 struct qla_hw_data *ha = vha->hw;
425 struct req_que *req = vha->req;
426
427 spin_lock_irqsave(&ha->hardware_lock, flags);
428 for (handle = 1; handle < req->num_outstanding_cmds; handle++) {
429 if (req->outstanding_cmds[handle] == sp)
430 break;
431 }
432 spin_unlock_irqrestore(&ha->hardware_lock, flags);
433 if (handle == req->num_outstanding_cmds) {
434 /* Command not found. */
435 return QLA_FUNCTION_FAILED;
436 }
437 if (sp->type == SRB_FXIOCB_DCMD)
438 return qlafx00_fx_disc(vha, &vha->hw->mr.fcport,
439 FXDISC_ABORT_IOCTL);
440
441 return qla24xx_async_abort_cmd(sp);
442 }
443
444 void
445 qla2x00_async_login_done(struct scsi_qla_host *vha, fc_port_t *fcport,
446 uint16_t *data)
447 {
448 int rval;
449
450 switch (data[0]) {
451 case MBS_COMMAND_COMPLETE:
452 /*
453 * Driver must validate login state - If PRLI not complete,
454 * force a relogin attempt via implicit LOGO, PLOGI, and PRLI
455 * requests.
456 */
457 rval = qla2x00_get_port_database(vha, fcport, 0);
458 if (rval == QLA_NOT_LOGGED_IN) {
459 fcport->flags &= ~FCF_ASYNC_SENT;
460 fcport->flags |= FCF_LOGIN_NEEDED;
461 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
462 break;
463 }
464
465 if (rval != QLA_SUCCESS) {
466 qla2x00_post_async_logout_work(vha, fcport, NULL);
467 qla2x00_post_async_login_work(vha, fcport, NULL);
468 break;
469 }
470 if (fcport->flags & FCF_FCP2_DEVICE) {
471 qla2x00_post_async_adisc_work(vha, fcport, data);
472 break;
473 }
474 qla2x00_update_fcport(vha, fcport);
475 break;
476 case MBS_COMMAND_ERROR:
477 fcport->flags &= ~FCF_ASYNC_SENT;
478 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
479 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
480 else
481 qla2x00_mark_device_lost(vha, fcport, 1, 0);
482 break;
483 case MBS_PORT_ID_USED:
484 fcport->loop_id = data[1];
485 qla2x00_post_async_logout_work(vha, fcport, NULL);
486 qla2x00_post_async_login_work(vha, fcport, NULL);
487 break;
488 case MBS_LOOP_ID_USED:
489 fcport->loop_id++;
490 rval = qla2x00_find_new_loop_id(vha, fcport);
491 if (rval != QLA_SUCCESS) {
492 fcport->flags &= ~FCF_ASYNC_SENT;
493 qla2x00_mark_device_lost(vha, fcport, 1, 0);
494 break;
495 }
496 qla2x00_post_async_login_work(vha, fcport, NULL);
497 break;
498 }
499 return;
500 }
501
502 void
503 qla2x00_async_logout_done(struct scsi_qla_host *vha, fc_port_t *fcport,
504 uint16_t *data)
505 {
506 /* Don't re-login in target mode */
507 if (!fcport->tgt_session)
508 qla2x00_mark_device_lost(vha, fcport, 1, 0);
509 qlt_logo_completion_handler(fcport, data[0]);
510 return;
511 }
512
513 void
514 qla2x00_async_adisc_done(struct scsi_qla_host *vha, fc_port_t *fcport,
515 uint16_t *data)
516 {
517 if (data[0] == MBS_COMMAND_COMPLETE) {
518 qla2x00_update_fcport(vha, fcport);
519
520 return;
521 }
522
523 /* Retry login. */
524 fcport->flags &= ~FCF_ASYNC_SENT;
525 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
526 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
527 else
528 qla2x00_mark_device_lost(vha, fcport, 1, 0);
529
530 return;
531 }
532
533 /****************************************************************************/
534 /* QLogic ISP2x00 Hardware Support Functions. */
535 /****************************************************************************/
536
537 static int
538 qla83xx_nic_core_fw_load(scsi_qla_host_t *vha)
539 {
540 int rval = QLA_SUCCESS;
541 struct qla_hw_data *ha = vha->hw;
542 uint32_t idc_major_ver, idc_minor_ver;
543 uint16_t config[4];
544
545 qla83xx_idc_lock(vha, 0);
546
547 /* SV: TODO: Assign initialization timeout from
548 * flash-info / other param
549 */
550 ha->fcoe_dev_init_timeout = QLA83XX_IDC_INITIALIZATION_TIMEOUT;
551 ha->fcoe_reset_timeout = QLA83XX_IDC_RESET_ACK_TIMEOUT;
552
553 /* Set our fcoe function presence */
554 if (__qla83xx_set_drv_presence(vha) != QLA_SUCCESS) {
555 ql_dbg(ql_dbg_p3p, vha, 0xb077,
556 "Error while setting DRV-Presence.\n");
557 rval = QLA_FUNCTION_FAILED;
558 goto exit;
559 }
560
561 /* Decide the reset ownership */
562 qla83xx_reset_ownership(vha);
563
564 /*
565 * On first protocol driver load:
566 * Init-Owner: Set IDC-Major-Version and Clear IDC-Lock-Recovery
567 * register.
568 * Others: Check compatibility with current IDC Major version.
569 */
570 qla83xx_rd_reg(vha, QLA83XX_IDC_MAJOR_VERSION, &idc_major_ver);
571 if (ha->flags.nic_core_reset_owner) {
572 /* Set IDC Major version */
573 idc_major_ver = QLA83XX_SUPP_IDC_MAJOR_VERSION;
574 qla83xx_wr_reg(vha, QLA83XX_IDC_MAJOR_VERSION, idc_major_ver);
575
576 /* Clearing IDC-Lock-Recovery register */
577 qla83xx_wr_reg(vha, QLA83XX_IDC_LOCK_RECOVERY, 0);
578 } else if (idc_major_ver != QLA83XX_SUPP_IDC_MAJOR_VERSION) {
579 /*
580 * Clear further IDC participation if we are not compatible with
581 * the current IDC Major Version.
582 */
583 ql_log(ql_log_warn, vha, 0xb07d,
584 "Failing load, idc_major_ver=%d, expected_major_ver=%d.\n",
585 idc_major_ver, QLA83XX_SUPP_IDC_MAJOR_VERSION);
586 __qla83xx_clear_drv_presence(vha);
587 rval = QLA_FUNCTION_FAILED;
588 goto exit;
589 }
590 /* Each function sets its supported Minor version. */
591 qla83xx_rd_reg(vha, QLA83XX_IDC_MINOR_VERSION, &idc_minor_ver);
592 idc_minor_ver |= (QLA83XX_SUPP_IDC_MINOR_VERSION << (ha->portnum * 2));
593 qla83xx_wr_reg(vha, QLA83XX_IDC_MINOR_VERSION, idc_minor_ver);
594
595 if (ha->flags.nic_core_reset_owner) {
596 memset(config, 0, sizeof(config));
597 if (!qla81xx_get_port_config(vha, config))
598 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE,
599 QLA8XXX_DEV_READY);
600 }
601
602 rval = qla83xx_idc_state_handler(vha);
603
604 exit:
605 qla83xx_idc_unlock(vha, 0);
606
607 return rval;
608 }
609
610 /*
611 * qla2x00_initialize_adapter
612 * Initialize board.
613 *
614 * Input:
615 * ha = adapter block pointer.
616 *
617 * Returns:
618 * 0 = success
619 */
620 int
621 qla2x00_initialize_adapter(scsi_qla_host_t *vha)
622 {
623 int rval;
624 struct qla_hw_data *ha = vha->hw;
625 struct req_que *req = ha->req_q_map[0];
626
627 /* Clear adapter flags. */
628 vha->flags.online = 0;
629 ha->flags.chip_reset_done = 0;
630 vha->flags.reset_active = 0;
631 ha->flags.pci_channel_io_perm_failure = 0;
632 ha->flags.eeh_busy = 0;
633 vha->qla_stats.jiffies_at_last_reset = get_jiffies_64();
634 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
635 atomic_set(&vha->loop_state, LOOP_DOWN);
636 vha->device_flags = DFLG_NO_CABLE;
637 vha->dpc_flags = 0;
638 vha->flags.management_server_logged_in = 0;
639 vha->marker_needed = 0;
640 ha->isp_abort_cnt = 0;
641 ha->beacon_blink_led = 0;
642
643 set_bit(0, ha->req_qid_map);
644 set_bit(0, ha->rsp_qid_map);
645
646 ql_dbg(ql_dbg_init, vha, 0x0040,
647 "Configuring PCI space...\n");
648 rval = ha->isp_ops->pci_config(vha);
649 if (rval) {
650 ql_log(ql_log_warn, vha, 0x0044,
651 "Unable to configure PCI space.\n");
652 return (rval);
653 }
654
655 ha->isp_ops->reset_chip(vha);
656
657 rval = qla2xxx_get_flash_info(vha);
658 if (rval) {
659 ql_log(ql_log_fatal, vha, 0x004f,
660 "Unable to validate FLASH data.\n");
661 return rval;
662 }
663
664 if (IS_QLA8044(ha)) {
665 qla8044_read_reset_template(vha);
666
667 /* NOTE: If ql2xdontresethba==1, set IDC_CTRL DONTRESET_BIT0.
668 * If DONRESET_BIT0 is set, drivers should not set dev_state
669 * to NEED_RESET. But if NEED_RESET is set, drivers should
670 * should honor the reset. */
671 if (ql2xdontresethba == 1)
672 qla8044_set_idc_dontreset(vha);
673 }
674
675 ha->isp_ops->get_flash_version(vha, req->ring);
676 ql_dbg(ql_dbg_init, vha, 0x0061,
677 "Configure NVRAM parameters...\n");
678
679 ha->isp_ops->nvram_config(vha);
680
681 if (ha->flags.disable_serdes) {
682 /* Mask HBA via NVRAM settings? */
683 ql_log(ql_log_info, vha, 0x0077,
684 "Masking HBA WWPN %8phN (via NVRAM).\n", vha->port_name);
685 return QLA_FUNCTION_FAILED;
686 }
687
688 ql_dbg(ql_dbg_init, vha, 0x0078,
689 "Verifying loaded RISC code...\n");
690
691 if (qla2x00_isp_firmware(vha) != QLA_SUCCESS) {
692 rval = ha->isp_ops->chip_diag(vha);
693 if (rval)
694 return (rval);
695 rval = qla2x00_setup_chip(vha);
696 if (rval)
697 return (rval);
698 }
699
700 if (IS_QLA84XX(ha)) {
701 ha->cs84xx = qla84xx_get_chip(vha);
702 if (!ha->cs84xx) {
703 ql_log(ql_log_warn, vha, 0x00d0,
704 "Unable to configure ISP84XX.\n");
705 return QLA_FUNCTION_FAILED;
706 }
707 }
708
709 if (qla_ini_mode_enabled(vha))
710 rval = qla2x00_init_rings(vha);
711
712 ha->flags.chip_reset_done = 1;
713
714 if (rval == QLA_SUCCESS && IS_QLA84XX(ha)) {
715 /* Issue verify 84xx FW IOCB to complete 84xx initialization */
716 rval = qla84xx_init_chip(vha);
717 if (rval != QLA_SUCCESS) {
718 ql_log(ql_log_warn, vha, 0x00d4,
719 "Unable to initialize ISP84XX.\n");
720 qla84xx_put_chip(vha);
721 }
722 }
723
724 /* Load the NIC Core f/w if we are the first protocol driver. */
725 if (IS_QLA8031(ha)) {
726 rval = qla83xx_nic_core_fw_load(vha);
727 if (rval)
728 ql_log(ql_log_warn, vha, 0x0124,
729 "Error in initializing NIC Core f/w.\n");
730 }
731
732 if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha))
733 qla24xx_read_fcp_prio_cfg(vha);
734
735 if (IS_P3P_TYPE(ha))
736 qla82xx_set_driver_version(vha, QLA2XXX_VERSION);
737 else
738 qla25xx_set_driver_version(vha, QLA2XXX_VERSION);
739
740 return (rval);
741 }
742
743 /**
744 * qla2100_pci_config() - Setup ISP21xx PCI configuration registers.
745 * @ha: HA context
746 *
747 * Returns 0 on success.
748 */
749 int
750 qla2100_pci_config(scsi_qla_host_t *vha)
751 {
752 uint16_t w;
753 unsigned long flags;
754 struct qla_hw_data *ha = vha->hw;
755 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
756
757 pci_set_master(ha->pdev);
758 pci_try_set_mwi(ha->pdev);
759
760 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
761 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
762 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
763
764 pci_disable_rom(ha->pdev);
765
766 /* Get PCI bus information. */
767 spin_lock_irqsave(&ha->hardware_lock, flags);
768 ha->pci_attr = RD_REG_WORD(&reg->ctrl_status);
769 spin_unlock_irqrestore(&ha->hardware_lock, flags);
770
771 return QLA_SUCCESS;
772 }
773
774 /**
775 * qla2300_pci_config() - Setup ISP23xx PCI configuration registers.
776 * @ha: HA context
777 *
778 * Returns 0 on success.
779 */
780 int
781 qla2300_pci_config(scsi_qla_host_t *vha)
782 {
783 uint16_t w;
784 unsigned long flags = 0;
785 uint32_t cnt;
786 struct qla_hw_data *ha = vha->hw;
787 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
788
789 pci_set_master(ha->pdev);
790 pci_try_set_mwi(ha->pdev);
791
792 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
793 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
794
795 if (IS_QLA2322(ha) || IS_QLA6322(ha))
796 w &= ~PCI_COMMAND_INTX_DISABLE;
797 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
798
799 /*
800 * If this is a 2300 card and not 2312, reset the
801 * COMMAND_INVALIDATE due to a bug in the 2300. Unfortunately,
802 * the 2310 also reports itself as a 2300 so we need to get the
803 * fb revision level -- a 6 indicates it really is a 2300 and
804 * not a 2310.
805 */
806 if (IS_QLA2300(ha)) {
807 spin_lock_irqsave(&ha->hardware_lock, flags);
808
809 /* Pause RISC. */
810 WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
811 for (cnt = 0; cnt < 30000; cnt++) {
812 if ((RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) != 0)
813 break;
814
815 udelay(10);
816 }
817
818 /* Select FPM registers. */
819 WRT_REG_WORD(&reg->ctrl_status, 0x20);
820 RD_REG_WORD(&reg->ctrl_status);
821
822 /* Get the fb rev level */
823 ha->fb_rev = RD_FB_CMD_REG(ha, reg);
824
825 if (ha->fb_rev == FPM_2300)
826 pci_clear_mwi(ha->pdev);
827
828 /* Deselect FPM registers. */
829 WRT_REG_WORD(&reg->ctrl_status, 0x0);
830 RD_REG_WORD(&reg->ctrl_status);
831
832 /* Release RISC module. */
833 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
834 for (cnt = 0; cnt < 30000; cnt++) {
835 if ((RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0)
836 break;
837
838 udelay(10);
839 }
840
841 spin_unlock_irqrestore(&ha->hardware_lock, flags);
842 }
843
844 pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80);
845
846 pci_disable_rom(ha->pdev);
847
848 /* Get PCI bus information. */
849 spin_lock_irqsave(&ha->hardware_lock, flags);
850 ha->pci_attr = RD_REG_WORD(&reg->ctrl_status);
851 spin_unlock_irqrestore(&ha->hardware_lock, flags);
852
853 return QLA_SUCCESS;
854 }
855
856 /**
857 * qla24xx_pci_config() - Setup ISP24xx PCI configuration registers.
858 * @ha: HA context
859 *
860 * Returns 0 on success.
861 */
862 int
863 qla24xx_pci_config(scsi_qla_host_t *vha)
864 {
865 uint16_t w;
866 unsigned long flags = 0;
867 struct qla_hw_data *ha = vha->hw;
868 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
869
870 pci_set_master(ha->pdev);
871 pci_try_set_mwi(ha->pdev);
872
873 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
874 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
875 w &= ~PCI_COMMAND_INTX_DISABLE;
876 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
877
878 pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80);
879
880 /* PCI-X -- adjust Maximum Memory Read Byte Count (2048). */
881 if (pci_find_capability(ha->pdev, PCI_CAP_ID_PCIX))
882 pcix_set_mmrbc(ha->pdev, 2048);
883
884 /* PCIe -- adjust Maximum Read Request Size (2048). */
885 if (pci_is_pcie(ha->pdev))
886 pcie_set_readrq(ha->pdev, 4096);
887
888 pci_disable_rom(ha->pdev);
889
890 ha->chip_revision = ha->pdev->revision;
891
892 /* Get PCI bus information. */
893 spin_lock_irqsave(&ha->hardware_lock, flags);
894 ha->pci_attr = RD_REG_DWORD(&reg->ctrl_status);
895 spin_unlock_irqrestore(&ha->hardware_lock, flags);
896
897 return QLA_SUCCESS;
898 }
899
900 /**
901 * qla25xx_pci_config() - Setup ISP25xx PCI configuration registers.
902 * @ha: HA context
903 *
904 * Returns 0 on success.
905 */
906 int
907 qla25xx_pci_config(scsi_qla_host_t *vha)
908 {
909 uint16_t w;
910 struct qla_hw_data *ha = vha->hw;
911
912 pci_set_master(ha->pdev);
913 pci_try_set_mwi(ha->pdev);
914
915 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
916 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
917 w &= ~PCI_COMMAND_INTX_DISABLE;
918 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
919
920 /* PCIe -- adjust Maximum Read Request Size (2048). */
921 if (pci_is_pcie(ha->pdev))
922 pcie_set_readrq(ha->pdev, 4096);
923
924 pci_disable_rom(ha->pdev);
925
926 ha->chip_revision = ha->pdev->revision;
927
928 return QLA_SUCCESS;
929 }
930
931 /**
932 * qla2x00_isp_firmware() - Choose firmware image.
933 * @ha: HA context
934 *
935 * Returns 0 on success.
936 */
937 static int
938 qla2x00_isp_firmware(scsi_qla_host_t *vha)
939 {
940 int rval;
941 uint16_t loop_id, topo, sw_cap;
942 uint8_t domain, area, al_pa;
943 struct qla_hw_data *ha = vha->hw;
944
945 /* Assume loading risc code */
946 rval = QLA_FUNCTION_FAILED;
947
948 if (ha->flags.disable_risc_code_load) {
949 ql_log(ql_log_info, vha, 0x0079, "RISC CODE NOT loaded.\n");
950
951 /* Verify checksum of loaded RISC code. */
952 rval = qla2x00_verify_checksum(vha, ha->fw_srisc_address);
953 if (rval == QLA_SUCCESS) {
954 /* And, verify we are not in ROM code. */
955 rval = qla2x00_get_adapter_id(vha, &loop_id, &al_pa,
956 &area, &domain, &topo, &sw_cap);
957 }
958 }
959
960 if (rval)
961 ql_dbg(ql_dbg_init, vha, 0x007a,
962 "**** Load RISC code ****.\n");
963
964 return (rval);
965 }
966
967 /**
968 * qla2x00_reset_chip() - Reset ISP chip.
969 * @ha: HA context
970 *
971 * Returns 0 on success.
972 */
973 void
974 qla2x00_reset_chip(scsi_qla_host_t *vha)
975 {
976 unsigned long flags = 0;
977 struct qla_hw_data *ha = vha->hw;
978 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
979 uint32_t cnt;
980 uint16_t cmd;
981
982 if (unlikely(pci_channel_offline(ha->pdev)))
983 return;
984
985 ha->isp_ops->disable_intrs(ha);
986
987 spin_lock_irqsave(&ha->hardware_lock, flags);
988
989 /* Turn off master enable */
990 cmd = 0;
991 pci_read_config_word(ha->pdev, PCI_COMMAND, &cmd);
992 cmd &= ~PCI_COMMAND_MASTER;
993 pci_write_config_word(ha->pdev, PCI_COMMAND, cmd);
994
995 if (!IS_QLA2100(ha)) {
996 /* Pause RISC. */
997 WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
998 if (IS_QLA2200(ha) || IS_QLA2300(ha)) {
999 for (cnt = 0; cnt < 30000; cnt++) {
1000 if ((RD_REG_WORD(&reg->hccr) &
1001 HCCR_RISC_PAUSE) != 0)
1002 break;
1003 udelay(100);
1004 }
1005 } else {
1006 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
1007 udelay(10);
1008 }
1009
1010 /* Select FPM registers. */
1011 WRT_REG_WORD(&reg->ctrl_status, 0x20);
1012 RD_REG_WORD(&reg->ctrl_status); /* PCI Posting. */
1013
1014 /* FPM Soft Reset. */
1015 WRT_REG_WORD(&reg->fpm_diag_config, 0x100);
1016 RD_REG_WORD(&reg->fpm_diag_config); /* PCI Posting. */
1017
1018 /* Toggle Fpm Reset. */
1019 if (!IS_QLA2200(ha)) {
1020 WRT_REG_WORD(&reg->fpm_diag_config, 0x0);
1021 RD_REG_WORD(&reg->fpm_diag_config); /* PCI Posting. */
1022 }
1023
1024 /* Select frame buffer registers. */
1025 WRT_REG_WORD(&reg->ctrl_status, 0x10);
1026 RD_REG_WORD(&reg->ctrl_status); /* PCI Posting. */
1027
1028 /* Reset frame buffer FIFOs. */
1029 if (IS_QLA2200(ha)) {
1030 WRT_FB_CMD_REG(ha, reg, 0xa000);
1031 RD_FB_CMD_REG(ha, reg); /* PCI Posting. */
1032 } else {
1033 WRT_FB_CMD_REG(ha, reg, 0x00fc);
1034
1035 /* Read back fb_cmd until zero or 3 seconds max */
1036 for (cnt = 0; cnt < 3000; cnt++) {
1037 if ((RD_FB_CMD_REG(ha, reg) & 0xff) == 0)
1038 break;
1039 udelay(100);
1040 }
1041 }
1042
1043 /* Select RISC module registers. */
1044 WRT_REG_WORD(&reg->ctrl_status, 0);
1045 RD_REG_WORD(&reg->ctrl_status); /* PCI Posting. */
1046
1047 /* Reset RISC processor. */
1048 WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
1049 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
1050
1051 /* Release RISC processor. */
1052 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
1053 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
1054 }
1055
1056 WRT_REG_WORD(&reg->hccr, HCCR_CLR_RISC_INT);
1057 WRT_REG_WORD(&reg->hccr, HCCR_CLR_HOST_INT);
1058
1059 /* Reset ISP chip. */
1060 WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
1061
1062 /* Wait for RISC to recover from reset. */
1063 if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
1064 /*
1065 * It is necessary to for a delay here since the card doesn't
1066 * respond to PCI reads during a reset. On some architectures
1067 * this will result in an MCA.
1068 */
1069 udelay(20);
1070 for (cnt = 30000; cnt; cnt--) {
1071 if ((RD_REG_WORD(&reg->ctrl_status) &
1072 CSR_ISP_SOFT_RESET) == 0)
1073 break;
1074 udelay(100);
1075 }
1076 } else
1077 udelay(10);
1078
1079 /* Reset RISC processor. */
1080 WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
1081
1082 WRT_REG_WORD(&reg->semaphore, 0);
1083
1084 /* Release RISC processor. */
1085 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
1086 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
1087
1088 if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
1089 for (cnt = 0; cnt < 30000; cnt++) {
1090 if (RD_MAILBOX_REG(ha, reg, 0) != MBS_BUSY)
1091 break;
1092
1093 udelay(100);
1094 }
1095 } else
1096 udelay(100);
1097
1098 /* Turn on master enable */
1099 cmd |= PCI_COMMAND_MASTER;
1100 pci_write_config_word(ha->pdev, PCI_COMMAND, cmd);
1101
1102 /* Disable RISC pause on FPM parity error. */
1103 if (!IS_QLA2100(ha)) {
1104 WRT_REG_WORD(&reg->hccr, HCCR_DISABLE_PARITY_PAUSE);
1105 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
1106 }
1107
1108 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1109 }
1110
1111 /**
1112 * qla81xx_reset_mpi() - Reset's MPI FW via Write MPI Register MBC.
1113 *
1114 * Returns 0 on success.
1115 */
1116 static int
1117 qla81xx_reset_mpi(scsi_qla_host_t *vha)
1118 {
1119 uint16_t mb[4] = {0x1010, 0, 1, 0};
1120
1121 if (!IS_QLA81XX(vha->hw))
1122 return QLA_SUCCESS;
1123
1124 return qla81xx_write_mpi_register(vha, mb);
1125 }
1126
1127 /**
1128 * qla24xx_reset_risc() - Perform full reset of ISP24xx RISC.
1129 * @ha: HA context
1130 *
1131 * Returns 0 on success.
1132 */
1133 static inline int
1134 qla24xx_reset_risc(scsi_qla_host_t *vha)
1135 {
1136 unsigned long flags = 0;
1137 struct qla_hw_data *ha = vha->hw;
1138 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1139 uint32_t cnt;
1140 uint16_t wd;
1141 static int abts_cnt; /* ISP abort retry counts */
1142 int rval = QLA_SUCCESS;
1143
1144 spin_lock_irqsave(&ha->hardware_lock, flags);
1145
1146 /* Reset RISC. */
1147 WRT_REG_DWORD(&reg->ctrl_status, CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
1148 for (cnt = 0; cnt < 30000; cnt++) {
1149 if ((RD_REG_DWORD(&reg->ctrl_status) & CSRX_DMA_ACTIVE) == 0)
1150 break;
1151
1152 udelay(10);
1153 }
1154
1155 if (!(RD_REG_DWORD(&reg->ctrl_status) & CSRX_DMA_ACTIVE))
1156 set_bit(DMA_SHUTDOWN_CMPL, &ha->fw_dump_cap_flags);
1157
1158 ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x017e,
1159 "HCCR: 0x%x, Control Status %x, DMA active status:0x%x\n",
1160 RD_REG_DWORD(&reg->hccr),
1161 RD_REG_DWORD(&reg->ctrl_status),
1162 (RD_REG_DWORD(&reg->ctrl_status) & CSRX_DMA_ACTIVE));
1163
1164 WRT_REG_DWORD(&reg->ctrl_status,
1165 CSRX_ISP_SOFT_RESET|CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
1166 pci_read_config_word(ha->pdev, PCI_COMMAND, &wd);
1167
1168 udelay(100);
1169
1170 /* Wait for firmware to complete NVRAM accesses. */
1171 RD_REG_WORD(&reg->mailbox0);
1172 for (cnt = 10000; RD_REG_WORD(&reg->mailbox0) != 0 &&
1173 rval == QLA_SUCCESS; cnt--) {
1174 barrier();
1175 if (cnt)
1176 udelay(5);
1177 else
1178 rval = QLA_FUNCTION_TIMEOUT;
1179 }
1180
1181 if (rval == QLA_SUCCESS)
1182 set_bit(ISP_MBX_RDY, &ha->fw_dump_cap_flags);
1183
1184 ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x017f,
1185 "HCCR: 0x%x, MailBox0 Status 0x%x\n",
1186 RD_REG_DWORD(&reg->hccr),
1187 RD_REG_DWORD(&reg->mailbox0));
1188
1189 /* Wait for soft-reset to complete. */
1190 RD_REG_DWORD(&reg->ctrl_status);
1191 for (cnt = 0; cnt < 6000000; cnt++) {
1192 barrier();
1193 if ((RD_REG_DWORD(&reg->ctrl_status) &
1194 CSRX_ISP_SOFT_RESET) == 0)
1195 break;
1196
1197 udelay(5);
1198 }
1199 if (!(RD_REG_DWORD(&reg->ctrl_status) & CSRX_ISP_SOFT_RESET))
1200 set_bit(ISP_SOFT_RESET_CMPL, &ha->fw_dump_cap_flags);
1201
1202 ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x015d,
1203 "HCCR: 0x%x, Soft Reset status: 0x%x\n",
1204 RD_REG_DWORD(&reg->hccr),
1205 RD_REG_DWORD(&reg->ctrl_status));
1206
1207 /* If required, do an MPI FW reset now */
1208 if (test_and_clear_bit(MPI_RESET_NEEDED, &vha->dpc_flags)) {
1209 if (qla81xx_reset_mpi(vha) != QLA_SUCCESS) {
1210 if (++abts_cnt < 5) {
1211 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1212 set_bit(MPI_RESET_NEEDED, &vha->dpc_flags);
1213 } else {
1214 /*
1215 * We exhausted the ISP abort retries. We have to
1216 * set the board offline.
1217 */
1218 abts_cnt = 0;
1219 vha->flags.online = 0;
1220 }
1221 }
1222 }
1223
1224 WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_RESET);
1225 RD_REG_DWORD(&reg->hccr);
1226
1227 WRT_REG_DWORD(&reg->hccr, HCCRX_REL_RISC_PAUSE);
1228 RD_REG_DWORD(&reg->hccr);
1229
1230 WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_RESET);
1231 RD_REG_DWORD(&reg->hccr);
1232
1233 RD_REG_WORD(&reg->mailbox0);
1234 for (cnt = 6000000; RD_REG_WORD(&reg->mailbox0) != 0 &&
1235 rval == QLA_SUCCESS; cnt--) {
1236 barrier();
1237 if (cnt)
1238 udelay(5);
1239 else
1240 rval = QLA_FUNCTION_TIMEOUT;
1241 }
1242 if (rval == QLA_SUCCESS)
1243 set_bit(RISC_RDY_AFT_RESET, &ha->fw_dump_cap_flags);
1244
1245 ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x015e,
1246 "Host Risc 0x%x, mailbox0 0x%x\n",
1247 RD_REG_DWORD(&reg->hccr),
1248 RD_REG_WORD(&reg->mailbox0));
1249
1250 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1251
1252 ql_dbg(ql_dbg_init + ql_dbg_verbose, vha, 0x015f,
1253 "Driver in %s mode\n",
1254 IS_NOPOLLING_TYPE(ha) ? "Interrupt" : "Polling");
1255
1256 if (IS_NOPOLLING_TYPE(ha))
1257 ha->isp_ops->enable_intrs(ha);
1258
1259 return rval;
1260 }
1261
1262 static void
1263 qla25xx_read_risc_sema_reg(scsi_qla_host_t *vha, uint32_t *data)
1264 {
1265 struct device_reg_24xx __iomem *reg = &vha->hw->iobase->isp24;
1266
1267 WRT_REG_DWORD(&reg->iobase_addr, RISC_REGISTER_BASE_OFFSET);
1268 *data = RD_REG_DWORD(&reg->iobase_window + RISC_REGISTER_WINDOW_OFFET);
1269
1270 }
1271
1272 static void
1273 qla25xx_write_risc_sema_reg(scsi_qla_host_t *vha, uint32_t data)
1274 {
1275 struct device_reg_24xx __iomem *reg = &vha->hw->iobase->isp24;
1276
1277 WRT_REG_DWORD(&reg->iobase_addr, RISC_REGISTER_BASE_OFFSET);
1278 WRT_REG_DWORD(&reg->iobase_window + RISC_REGISTER_WINDOW_OFFET, data);
1279 }
1280
1281 static void
1282 qla25xx_manipulate_risc_semaphore(scsi_qla_host_t *vha)
1283 {
1284 uint32_t wd32 = 0;
1285 uint delta_msec = 100;
1286 uint elapsed_msec = 0;
1287 uint timeout_msec;
1288 ulong n;
1289
1290 if (vha->hw->pdev->subsystem_device != 0x0175 &&
1291 vha->hw->pdev->subsystem_device != 0x0240)
1292 return;
1293
1294 WRT_REG_DWORD(&vha->hw->iobase->isp24.hccr, HCCRX_SET_RISC_PAUSE);
1295 udelay(100);
1296
1297 attempt:
1298 timeout_msec = TIMEOUT_SEMAPHORE;
1299 n = timeout_msec / delta_msec;
1300 while (n--) {
1301 qla25xx_write_risc_sema_reg(vha, RISC_SEMAPHORE_SET);
1302 qla25xx_read_risc_sema_reg(vha, &wd32);
1303 if (wd32 & RISC_SEMAPHORE)
1304 break;
1305 msleep(delta_msec);
1306 elapsed_msec += delta_msec;
1307 if (elapsed_msec > TIMEOUT_TOTAL_ELAPSED)
1308 goto force;
1309 }
1310
1311 if (!(wd32 & RISC_SEMAPHORE))
1312 goto force;
1313
1314 if (!(wd32 & RISC_SEMAPHORE_FORCE))
1315 goto acquired;
1316
1317 qla25xx_write_risc_sema_reg(vha, RISC_SEMAPHORE_CLR);
1318 timeout_msec = TIMEOUT_SEMAPHORE_FORCE;
1319 n = timeout_msec / delta_msec;
1320 while (n--) {
1321 qla25xx_read_risc_sema_reg(vha, &wd32);
1322 if (!(wd32 & RISC_SEMAPHORE_FORCE))
1323 break;
1324 msleep(delta_msec);
1325 elapsed_msec += delta_msec;
1326 if (elapsed_msec > TIMEOUT_TOTAL_ELAPSED)
1327 goto force;
1328 }
1329
1330 if (wd32 & RISC_SEMAPHORE_FORCE)
1331 qla25xx_write_risc_sema_reg(vha, RISC_SEMAPHORE_FORCE_CLR);
1332
1333 goto attempt;
1334
1335 force:
1336 qla25xx_write_risc_sema_reg(vha, RISC_SEMAPHORE_FORCE_SET);
1337
1338 acquired:
1339 return;
1340 }
1341
1342 /**
1343 * qla24xx_reset_chip() - Reset ISP24xx chip.
1344 * @ha: HA context
1345 *
1346 * Returns 0 on success.
1347 */
1348 void
1349 qla24xx_reset_chip(scsi_qla_host_t *vha)
1350 {
1351 struct qla_hw_data *ha = vha->hw;
1352
1353 if (pci_channel_offline(ha->pdev) &&
1354 ha->flags.pci_channel_io_perm_failure) {
1355 return;
1356 }
1357
1358 ha->isp_ops->disable_intrs(ha);
1359
1360 qla25xx_manipulate_risc_semaphore(vha);
1361
1362 /* Perform RISC reset. */
1363 qla24xx_reset_risc(vha);
1364 }
1365
1366 /**
1367 * qla2x00_chip_diag() - Test chip for proper operation.
1368 * @ha: HA context
1369 *
1370 * Returns 0 on success.
1371 */
1372 int
1373 qla2x00_chip_diag(scsi_qla_host_t *vha)
1374 {
1375 int rval;
1376 struct qla_hw_data *ha = vha->hw;
1377 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1378 unsigned long flags = 0;
1379 uint16_t data;
1380 uint32_t cnt;
1381 uint16_t mb[5];
1382 struct req_que *req = ha->req_q_map[0];
1383
1384 /* Assume a failed state */
1385 rval = QLA_FUNCTION_FAILED;
1386
1387 ql_dbg(ql_dbg_init, vha, 0x007b,
1388 "Testing device at %lx.\n", (u_long)&reg->flash_address);
1389
1390 spin_lock_irqsave(&ha->hardware_lock, flags);
1391
1392 /* Reset ISP chip. */
1393 WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
1394
1395 /*
1396 * We need to have a delay here since the card will not respond while
1397 * in reset causing an MCA on some architectures.
1398 */
1399 udelay(20);
1400 data = qla2x00_debounce_register(&reg->ctrl_status);
1401 for (cnt = 6000000 ; cnt && (data & CSR_ISP_SOFT_RESET); cnt--) {
1402 udelay(5);
1403 data = RD_REG_WORD(&reg->ctrl_status);
1404 barrier();
1405 }
1406
1407 if (!cnt)
1408 goto chip_diag_failed;
1409
1410 ql_dbg(ql_dbg_init, vha, 0x007c,
1411 "Reset register cleared by chip reset.\n");
1412
1413 /* Reset RISC processor. */
1414 WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
1415 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
1416
1417 /* Workaround for QLA2312 PCI parity error */
1418 if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
1419 data = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 0));
1420 for (cnt = 6000000; cnt && (data == MBS_BUSY); cnt--) {
1421 udelay(5);
1422 data = RD_MAILBOX_REG(ha, reg, 0);
1423 barrier();
1424 }
1425 } else
1426 udelay(10);
1427
1428 if (!cnt)
1429 goto chip_diag_failed;
1430
1431 /* Check product ID of chip */
1432 ql_dbg(ql_dbg_init, vha, 0x007d, "Checking product Id of chip.\n");
1433
1434 mb[1] = RD_MAILBOX_REG(ha, reg, 1);
1435 mb[2] = RD_MAILBOX_REG(ha, reg, 2);
1436 mb[3] = RD_MAILBOX_REG(ha, reg, 3);
1437 mb[4] = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 4));
1438 if (mb[1] != PROD_ID_1 || (mb[2] != PROD_ID_2 && mb[2] != PROD_ID_2a) ||
1439 mb[3] != PROD_ID_3) {
1440 ql_log(ql_log_warn, vha, 0x0062,
1441 "Wrong product ID = 0x%x,0x%x,0x%x.\n",
1442 mb[1], mb[2], mb[3]);
1443
1444 goto chip_diag_failed;
1445 }
1446 ha->product_id[0] = mb[1];
1447 ha->product_id[1] = mb[2];
1448 ha->product_id[2] = mb[3];
1449 ha->product_id[3] = mb[4];
1450
1451 /* Adjust fw RISC transfer size */
1452 if (req->length > 1024)
1453 ha->fw_transfer_size = REQUEST_ENTRY_SIZE * 1024;
1454 else
1455 ha->fw_transfer_size = REQUEST_ENTRY_SIZE *
1456 req->length;
1457
1458 if (IS_QLA2200(ha) &&
1459 RD_MAILBOX_REG(ha, reg, 7) == QLA2200A_RISC_ROM_VER) {
1460 /* Limit firmware transfer size with a 2200A */
1461 ql_dbg(ql_dbg_init, vha, 0x007e, "Found QLA2200A Chip.\n");
1462
1463 ha->device_type |= DT_ISP2200A;
1464 ha->fw_transfer_size = 128;
1465 }
1466
1467 /* Wrap Incoming Mailboxes Test. */
1468 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1469
1470 ql_dbg(ql_dbg_init, vha, 0x007f, "Checking mailboxes.\n");
1471 rval = qla2x00_mbx_reg_test(vha);
1472 if (rval)
1473 ql_log(ql_log_warn, vha, 0x0080,
1474 "Failed mailbox send register test.\n");
1475 else
1476 /* Flag a successful rval */
1477 rval = QLA_SUCCESS;
1478 spin_lock_irqsave(&ha->hardware_lock, flags);
1479
1480 chip_diag_failed:
1481 if (rval)
1482 ql_log(ql_log_info, vha, 0x0081,
1483 "Chip diagnostics **** FAILED ****.\n");
1484
1485 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1486
1487 return (rval);
1488 }
1489
1490 /**
1491 * qla24xx_chip_diag() - Test ISP24xx for proper operation.
1492 * @ha: HA context
1493 *
1494 * Returns 0 on success.
1495 */
1496 int
1497 qla24xx_chip_diag(scsi_qla_host_t *vha)
1498 {
1499 int rval;
1500 struct qla_hw_data *ha = vha->hw;
1501 struct req_que *req = ha->req_q_map[0];
1502
1503 if (IS_P3P_TYPE(ha))
1504 return QLA_SUCCESS;
1505
1506 ha->fw_transfer_size = REQUEST_ENTRY_SIZE * req->length;
1507
1508 rval = qla2x00_mbx_reg_test(vha);
1509 if (rval) {
1510 ql_log(ql_log_warn, vha, 0x0082,
1511 "Failed mailbox send register test.\n");
1512 } else {
1513 /* Flag a successful rval */
1514 rval = QLA_SUCCESS;
1515 }
1516
1517 return rval;
1518 }
1519
1520 void
1521 qla2x00_alloc_fw_dump(scsi_qla_host_t *vha)
1522 {
1523 int rval;
1524 uint32_t dump_size, fixed_size, mem_size, req_q_size, rsp_q_size,
1525 eft_size, fce_size, mq_size;
1526 dma_addr_t tc_dma;
1527 void *tc;
1528 struct qla_hw_data *ha = vha->hw;
1529 struct req_que *req = ha->req_q_map[0];
1530 struct rsp_que *rsp = ha->rsp_q_map[0];
1531
1532 if (ha->fw_dump) {
1533 ql_dbg(ql_dbg_init, vha, 0x00bd,
1534 "Firmware dump already allocated.\n");
1535 return;
1536 }
1537
1538 ha->fw_dumped = 0;
1539 ha->fw_dump_cap_flags = 0;
1540 dump_size = fixed_size = mem_size = eft_size = fce_size = mq_size = 0;
1541 req_q_size = rsp_q_size = 0;
1542
1543 if (IS_QLA27XX(ha))
1544 goto try_fce;
1545
1546 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
1547 fixed_size = sizeof(struct qla2100_fw_dump);
1548 } else if (IS_QLA23XX(ha)) {
1549 fixed_size = offsetof(struct qla2300_fw_dump, data_ram);
1550 mem_size = (ha->fw_memory_size - 0x11000 + 1) *
1551 sizeof(uint16_t);
1552 } else if (IS_FWI2_CAPABLE(ha)) {
1553 if (IS_QLA83XX(ha) || IS_QLA27XX(ha))
1554 fixed_size = offsetof(struct qla83xx_fw_dump, ext_mem);
1555 else if (IS_QLA81XX(ha))
1556 fixed_size = offsetof(struct qla81xx_fw_dump, ext_mem);
1557 else if (IS_QLA25XX(ha))
1558 fixed_size = offsetof(struct qla25xx_fw_dump, ext_mem);
1559 else
1560 fixed_size = offsetof(struct qla24xx_fw_dump, ext_mem);
1561
1562 mem_size = (ha->fw_memory_size - 0x100000 + 1) *
1563 sizeof(uint32_t);
1564 if (ha->mqenable) {
1565 if (!IS_QLA83XX(ha) && !IS_QLA27XX(ha))
1566 mq_size = sizeof(struct qla2xxx_mq_chain);
1567 /*
1568 * Allocate maximum buffer size for all queues.
1569 * Resizing must be done at end-of-dump processing.
1570 */
1571 mq_size += ha->max_req_queues *
1572 (req->length * sizeof(request_t));
1573 mq_size += ha->max_rsp_queues *
1574 (rsp->length * sizeof(response_t));
1575 }
1576 if (ha->tgt.atio_ring)
1577 mq_size += ha->tgt.atio_q_length * sizeof(request_t);
1578 /* Allocate memory for Fibre Channel Event Buffer. */
1579 if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha) && !IS_QLA83XX(ha) &&
1580 !IS_QLA27XX(ha))
1581 goto try_eft;
1582
1583 try_fce:
1584 if (ha->fce)
1585 dma_free_coherent(&ha->pdev->dev,
1586 FCE_SIZE, ha->fce, ha->fce_dma);
1587
1588 /* Allocate memory for Fibre Channel Event Buffer. */
1589 tc = dma_zalloc_coherent(&ha->pdev->dev, FCE_SIZE, &tc_dma,
1590 GFP_KERNEL);
1591 if (!tc) {
1592 ql_log(ql_log_warn, vha, 0x00be,
1593 "Unable to allocate (%d KB) for FCE.\n",
1594 FCE_SIZE / 1024);
1595 goto try_eft;
1596 }
1597
1598 rval = qla2x00_enable_fce_trace(vha, tc_dma, FCE_NUM_BUFFERS,
1599 ha->fce_mb, &ha->fce_bufs);
1600 if (rval) {
1601 ql_log(ql_log_warn, vha, 0x00bf,
1602 "Unable to initialize FCE (%d).\n", rval);
1603 dma_free_coherent(&ha->pdev->dev, FCE_SIZE, tc,
1604 tc_dma);
1605 ha->flags.fce_enabled = 0;
1606 goto try_eft;
1607 }
1608 ql_dbg(ql_dbg_init, vha, 0x00c0,
1609 "Allocate (%d KB) for FCE...\n", FCE_SIZE / 1024);
1610
1611 fce_size = sizeof(struct qla2xxx_fce_chain) + FCE_SIZE;
1612 ha->flags.fce_enabled = 1;
1613 ha->fce_dma = tc_dma;
1614 ha->fce = tc;
1615
1616 try_eft:
1617 if (ha->eft)
1618 dma_free_coherent(&ha->pdev->dev,
1619 EFT_SIZE, ha->eft, ha->eft_dma);
1620
1621 /* Allocate memory for Extended Trace Buffer. */
1622 tc = dma_zalloc_coherent(&ha->pdev->dev, EFT_SIZE, &tc_dma,
1623 GFP_KERNEL);
1624 if (!tc) {
1625 ql_log(ql_log_warn, vha, 0x00c1,
1626 "Unable to allocate (%d KB) for EFT.\n",
1627 EFT_SIZE / 1024);
1628 goto cont_alloc;
1629 }
1630
1631 rval = qla2x00_enable_eft_trace(vha, tc_dma, EFT_NUM_BUFFERS);
1632 if (rval) {
1633 ql_log(ql_log_warn, vha, 0x00c2,
1634 "Unable to initialize EFT (%d).\n", rval);
1635 dma_free_coherent(&ha->pdev->dev, EFT_SIZE, tc,
1636 tc_dma);
1637 goto cont_alloc;
1638 }
1639 ql_dbg(ql_dbg_init, vha, 0x00c3,
1640 "Allocated (%d KB) EFT ...\n", EFT_SIZE / 1024);
1641
1642 eft_size = EFT_SIZE;
1643 ha->eft_dma = tc_dma;
1644 ha->eft = tc;
1645 }
1646
1647 cont_alloc:
1648 if (IS_QLA27XX(ha)) {
1649 if (!ha->fw_dump_template) {
1650 ql_log(ql_log_warn, vha, 0x00ba,
1651 "Failed missing fwdump template\n");
1652 return;
1653 }
1654 dump_size = qla27xx_fwdt_calculate_dump_size(vha);
1655 ql_dbg(ql_dbg_init, vha, 0x00fa,
1656 "-> allocating fwdump (%x bytes)...\n", dump_size);
1657 goto allocate;
1658 }
1659
1660 req_q_size = req->length * sizeof(request_t);
1661 rsp_q_size = rsp->length * sizeof(response_t);
1662 dump_size = offsetof(struct qla2xxx_fw_dump, isp);
1663 dump_size += fixed_size + mem_size + req_q_size + rsp_q_size + eft_size;
1664 ha->chain_offset = dump_size;
1665 dump_size += mq_size + fce_size;
1666
1667 allocate:
1668 ha->fw_dump = vmalloc(dump_size);
1669 if (!ha->fw_dump) {
1670 ql_log(ql_log_warn, vha, 0x00c4,
1671 "Unable to allocate (%d KB) for firmware dump.\n",
1672 dump_size / 1024);
1673
1674 if (ha->fce) {
1675 dma_free_coherent(&ha->pdev->dev, FCE_SIZE, ha->fce,
1676 ha->fce_dma);
1677 ha->fce = NULL;
1678 ha->fce_dma = 0;
1679 }
1680
1681 if (ha->eft) {
1682 dma_free_coherent(&ha->pdev->dev, eft_size, ha->eft,
1683 ha->eft_dma);
1684 ha->eft = NULL;
1685 ha->eft_dma = 0;
1686 }
1687 return;
1688 }
1689 ha->fw_dump_len = dump_size;
1690 ql_dbg(ql_dbg_init, vha, 0x00c5,
1691 "Allocated (%d KB) for firmware dump.\n", dump_size / 1024);
1692
1693 if (IS_QLA27XX(ha))
1694 return;
1695
1696 ha->fw_dump->signature[0] = 'Q';
1697 ha->fw_dump->signature[1] = 'L';
1698 ha->fw_dump->signature[2] = 'G';
1699 ha->fw_dump->signature[3] = 'C';
1700 ha->fw_dump->version = htonl(1);
1701
1702 ha->fw_dump->fixed_size = htonl(fixed_size);
1703 ha->fw_dump->mem_size = htonl(mem_size);
1704 ha->fw_dump->req_q_size = htonl(req_q_size);
1705 ha->fw_dump->rsp_q_size = htonl(rsp_q_size);
1706
1707 ha->fw_dump->eft_size = htonl(eft_size);
1708 ha->fw_dump->eft_addr_l = htonl(LSD(ha->eft_dma));
1709 ha->fw_dump->eft_addr_h = htonl(MSD(ha->eft_dma));
1710
1711 ha->fw_dump->header_size =
1712 htonl(offsetof(struct qla2xxx_fw_dump, isp));
1713 }
1714
1715 static int
1716 qla81xx_mpi_sync(scsi_qla_host_t *vha)
1717 {
1718 #define MPS_MASK 0xe0
1719 int rval;
1720 uint16_t dc;
1721 uint32_t dw;
1722
1723 if (!IS_QLA81XX(vha->hw))
1724 return QLA_SUCCESS;
1725
1726 rval = qla2x00_write_ram_word(vha, 0x7c00, 1);
1727 if (rval != QLA_SUCCESS) {
1728 ql_log(ql_log_warn, vha, 0x0105,
1729 "Unable to acquire semaphore.\n");
1730 goto done;
1731 }
1732
1733 pci_read_config_word(vha->hw->pdev, 0x54, &dc);
1734 rval = qla2x00_read_ram_word(vha, 0x7a15, &dw);
1735 if (rval != QLA_SUCCESS) {
1736 ql_log(ql_log_warn, vha, 0x0067, "Unable to read sync.\n");
1737 goto done_release;
1738 }
1739
1740 dc &= MPS_MASK;
1741 if (dc == (dw & MPS_MASK))
1742 goto done_release;
1743
1744 dw &= ~MPS_MASK;
1745 dw |= dc;
1746 rval = qla2x00_write_ram_word(vha, 0x7a15, dw);
1747 if (rval != QLA_SUCCESS) {
1748 ql_log(ql_log_warn, vha, 0x0114, "Unable to gain sync.\n");
1749 }
1750
1751 done_release:
1752 rval = qla2x00_write_ram_word(vha, 0x7c00, 0);
1753 if (rval != QLA_SUCCESS) {
1754 ql_log(ql_log_warn, vha, 0x006d,
1755 "Unable to release semaphore.\n");
1756 }
1757
1758 done:
1759 return rval;
1760 }
1761
1762 int
1763 qla2x00_alloc_outstanding_cmds(struct qla_hw_data *ha, struct req_que *req)
1764 {
1765 /* Don't try to reallocate the array */
1766 if (req->outstanding_cmds)
1767 return QLA_SUCCESS;
1768
1769 if (!IS_FWI2_CAPABLE(ha) || (ha->mqiobase &&
1770 (ql2xmultique_tag || ql2xmaxqueues > 1)))
1771 req->num_outstanding_cmds = DEFAULT_OUTSTANDING_COMMANDS;
1772 else {
1773 if (ha->cur_fw_xcb_count <= ha->cur_fw_iocb_count)
1774 req->num_outstanding_cmds = ha->cur_fw_xcb_count;
1775 else
1776 req->num_outstanding_cmds = ha->cur_fw_iocb_count;
1777 }
1778
1779 req->outstanding_cmds = kzalloc(sizeof(srb_t *) *
1780 req->num_outstanding_cmds, GFP_KERNEL);
1781
1782 if (!req->outstanding_cmds) {
1783 /*
1784 * Try to allocate a minimal size just so we can get through
1785 * initialization.
1786 */
1787 req->num_outstanding_cmds = MIN_OUTSTANDING_COMMANDS;
1788 req->outstanding_cmds = kzalloc(sizeof(srb_t *) *
1789 req->num_outstanding_cmds, GFP_KERNEL);
1790
1791 if (!req->outstanding_cmds) {
1792 ql_log(ql_log_fatal, NULL, 0x0126,
1793 "Failed to allocate memory for "
1794 "outstanding_cmds for req_que %p.\n", req);
1795 req->num_outstanding_cmds = 0;
1796 return QLA_FUNCTION_FAILED;
1797 }
1798 }
1799
1800 return QLA_SUCCESS;
1801 }
1802
1803 /**
1804 * qla2x00_setup_chip() - Load and start RISC firmware.
1805 * @ha: HA context
1806 *
1807 * Returns 0 on success.
1808 */
1809 static int
1810 qla2x00_setup_chip(scsi_qla_host_t *vha)
1811 {
1812 int rval;
1813 uint32_t srisc_address = 0;
1814 struct qla_hw_data *ha = vha->hw;
1815 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1816 unsigned long flags;
1817 uint16_t fw_major_version;
1818
1819 if (IS_P3P_TYPE(ha)) {
1820 rval = ha->isp_ops->load_risc(vha, &srisc_address);
1821 if (rval == QLA_SUCCESS) {
1822 qla2x00_stop_firmware(vha);
1823 goto enable_82xx_npiv;
1824 } else
1825 goto failed;
1826 }
1827
1828 if (!IS_FWI2_CAPABLE(ha) && !IS_QLA2100(ha) && !IS_QLA2200(ha)) {
1829 /* Disable SRAM, Instruction RAM and GP RAM parity. */
1830 spin_lock_irqsave(&ha->hardware_lock, flags);
1831 WRT_REG_WORD(&reg->hccr, (HCCR_ENABLE_PARITY + 0x0));
1832 RD_REG_WORD(&reg->hccr);
1833 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1834 }
1835
1836 qla81xx_mpi_sync(vha);
1837
1838 /* Load firmware sequences */
1839 rval = ha->isp_ops->load_risc(vha, &srisc_address);
1840 if (rval == QLA_SUCCESS) {
1841 ql_dbg(ql_dbg_init, vha, 0x00c9,
1842 "Verifying Checksum of loaded RISC code.\n");
1843
1844 rval = qla2x00_verify_checksum(vha, srisc_address);
1845 if (rval == QLA_SUCCESS) {
1846 /* Start firmware execution. */
1847 ql_dbg(ql_dbg_init, vha, 0x00ca,
1848 "Starting firmware.\n");
1849
1850 if (ql2xexlogins)
1851 ha->flags.exlogins_enabled = 1;
1852
1853 if (ql2xexchoffld)
1854 ha->flags.exchoffld_enabled = 1;
1855
1856 rval = qla2x00_execute_fw(vha, srisc_address);
1857 /* Retrieve firmware information. */
1858 if (rval == QLA_SUCCESS) {
1859 rval = qla2x00_set_exlogins_buffer(vha);
1860 if (rval != QLA_SUCCESS)
1861 goto failed;
1862
1863 rval = qla2x00_set_exchoffld_buffer(vha);
1864 if (rval != QLA_SUCCESS)
1865 goto failed;
1866
1867 enable_82xx_npiv:
1868 fw_major_version = ha->fw_major_version;
1869 if (IS_P3P_TYPE(ha))
1870 qla82xx_check_md_needed(vha);
1871 else
1872 rval = qla2x00_get_fw_version(vha);
1873 if (rval != QLA_SUCCESS)
1874 goto failed;
1875 ha->flags.npiv_supported = 0;
1876 if (IS_QLA2XXX_MIDTYPE(ha) &&
1877 (ha->fw_attributes & BIT_2)) {
1878 ha->flags.npiv_supported = 1;
1879 if ((!ha->max_npiv_vports) ||
1880 ((ha->max_npiv_vports + 1) %
1881 MIN_MULTI_ID_FABRIC))
1882 ha->max_npiv_vports =
1883 MIN_MULTI_ID_FABRIC - 1;
1884 }
1885 qla2x00_get_resource_cnts(vha);
1886
1887 /*
1888 * Allocate the array of outstanding commands
1889 * now that we know the firmware resources.
1890 */
1891 rval = qla2x00_alloc_outstanding_cmds(ha,
1892 vha->req);
1893 if (rval != QLA_SUCCESS)
1894 goto failed;
1895
1896 if (!fw_major_version && ql2xallocfwdump
1897 && !(IS_P3P_TYPE(ha)))
1898 qla2x00_alloc_fw_dump(vha);
1899 } else {
1900 goto failed;
1901 }
1902 } else {
1903 ql_log(ql_log_fatal, vha, 0x00cd,
1904 "ISP Firmware failed checksum.\n");
1905 goto failed;
1906 }
1907 } else
1908 goto failed;
1909
1910 if (!IS_FWI2_CAPABLE(ha) && !IS_QLA2100(ha) && !IS_QLA2200(ha)) {
1911 /* Enable proper parity. */
1912 spin_lock_irqsave(&ha->hardware_lock, flags);
1913 if (IS_QLA2300(ha))
1914 /* SRAM parity */
1915 WRT_REG_WORD(&reg->hccr, HCCR_ENABLE_PARITY + 0x1);
1916 else
1917 /* SRAM, Instruction RAM and GP RAM parity */
1918 WRT_REG_WORD(&reg->hccr, HCCR_ENABLE_PARITY + 0x7);
1919 RD_REG_WORD(&reg->hccr);
1920 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1921 }
1922
1923 if (IS_QLA27XX(ha))
1924 ha->flags.fac_supported = 1;
1925 else if (rval == QLA_SUCCESS && IS_FAC_REQUIRED(ha)) {
1926 uint32_t size;
1927
1928 rval = qla81xx_fac_get_sector_size(vha, &size);
1929 if (rval == QLA_SUCCESS) {
1930 ha->flags.fac_supported = 1;
1931 ha->fdt_block_size = size << 2;
1932 } else {
1933 ql_log(ql_log_warn, vha, 0x00ce,
1934 "Unsupported FAC firmware (%d.%02d.%02d).\n",
1935 ha->fw_major_version, ha->fw_minor_version,
1936 ha->fw_subminor_version);
1937
1938 if (IS_QLA83XX(ha) || IS_QLA27XX(ha)) {
1939 ha->flags.fac_supported = 0;
1940 rval = QLA_SUCCESS;
1941 }
1942 }
1943 }
1944 failed:
1945 if (rval) {
1946 ql_log(ql_log_fatal, vha, 0x00cf,
1947 "Setup chip ****FAILED****.\n");
1948 }
1949
1950 return (rval);
1951 }
1952
1953 /**
1954 * qla2x00_init_response_q_entries() - Initializes response queue entries.
1955 * @ha: HA context
1956 *
1957 * Beginning of request ring has initialization control block already built
1958 * by nvram config routine.
1959 *
1960 * Returns 0 on success.
1961 */
1962 void
1963 qla2x00_init_response_q_entries(struct rsp_que *rsp)
1964 {
1965 uint16_t cnt;
1966 response_t *pkt;
1967
1968 rsp->ring_ptr = rsp->ring;
1969 rsp->ring_index = 0;
1970 rsp->status_srb = NULL;
1971 pkt = rsp->ring_ptr;
1972 for (cnt = 0; cnt < rsp->length; cnt++) {
1973 pkt->signature = RESPONSE_PROCESSED;
1974 pkt++;
1975 }
1976 }
1977
1978 /**
1979 * qla2x00_update_fw_options() - Read and process firmware options.
1980 * @ha: HA context
1981 *
1982 * Returns 0 on success.
1983 */
1984 void
1985 qla2x00_update_fw_options(scsi_qla_host_t *vha)
1986 {
1987 uint16_t swing, emphasis, tx_sens, rx_sens;
1988 struct qla_hw_data *ha = vha->hw;
1989
1990 memset(ha->fw_options, 0, sizeof(ha->fw_options));
1991 qla2x00_get_fw_options(vha, ha->fw_options);
1992
1993 if (IS_QLA2100(ha) || IS_QLA2200(ha))
1994 return;
1995
1996 /* Serial Link options. */
1997 ql_dbg(ql_dbg_init + ql_dbg_buffer, vha, 0x0115,
1998 "Serial link options.\n");
1999 ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x0109,
2000 (uint8_t *)&ha->fw_seriallink_options,
2001 sizeof(ha->fw_seriallink_options));
2002
2003 ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING;
2004 if (ha->fw_seriallink_options[3] & BIT_2) {
2005 ha->fw_options[1] |= FO1_SET_EMPHASIS_SWING;
2006
2007 /* 1G settings */
2008 swing = ha->fw_seriallink_options[2] & (BIT_2 | BIT_1 | BIT_0);
2009 emphasis = (ha->fw_seriallink_options[2] &
2010 (BIT_4 | BIT_3)) >> 3;
2011 tx_sens = ha->fw_seriallink_options[0] &
2012 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
2013 rx_sens = (ha->fw_seriallink_options[0] &
2014 (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4;
2015 ha->fw_options[10] = (emphasis << 14) | (swing << 8);
2016 if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
2017 if (rx_sens == 0x0)
2018 rx_sens = 0x3;
2019 ha->fw_options[10] |= (tx_sens << 4) | rx_sens;
2020 } else if (IS_QLA2322(ha) || IS_QLA6322(ha))
2021 ha->fw_options[10] |= BIT_5 |
2022 ((rx_sens & (BIT_1 | BIT_0)) << 2) |
2023 (tx_sens & (BIT_1 | BIT_0));
2024
2025 /* 2G settings */
2026 swing = (ha->fw_seriallink_options[2] &
2027 (BIT_7 | BIT_6 | BIT_5)) >> 5;
2028 emphasis = ha->fw_seriallink_options[3] & (BIT_1 | BIT_0);
2029 tx_sens = ha->fw_seriallink_options[1] &
2030 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
2031 rx_sens = (ha->fw_seriallink_options[1] &
2032 (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4;
2033 ha->fw_options[11] = (emphasis << 14) | (swing << 8);
2034 if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
2035 if (rx_sens == 0x0)
2036 rx_sens = 0x3;
2037 ha->fw_options[11] |= (tx_sens << 4) | rx_sens;
2038 } else if (IS_QLA2322(ha) || IS_QLA6322(ha))
2039 ha->fw_options[11] |= BIT_5 |
2040 ((rx_sens & (BIT_1 | BIT_0)) << 2) |
2041 (tx_sens & (BIT_1 | BIT_0));
2042 }
2043
2044 /* FCP2 options. */
2045 /* Return command IOCBs without waiting for an ABTS to complete. */
2046 ha->fw_options[3] |= BIT_13;
2047
2048 /* LED scheme. */
2049 if (ha->flags.enable_led_scheme)
2050 ha->fw_options[2] |= BIT_12;
2051
2052 /* Detect ISP6312. */
2053 if (IS_QLA6312(ha))
2054 ha->fw_options[2] |= BIT_13;
2055
2056 /* Update firmware options. */
2057 qla2x00_set_fw_options(vha, ha->fw_options);
2058 }
2059
2060 void
2061 qla24xx_update_fw_options(scsi_qla_host_t *vha)
2062 {
2063 int rval;
2064 struct qla_hw_data *ha = vha->hw;
2065
2066 if (IS_P3P_TYPE(ha))
2067 return;
2068
2069 /* Hold status IOCBs until ABTS response received. */
2070 if (ql2xfwholdabts)
2071 ha->fw_options[3] |= BIT_12;
2072
2073 /* Update Serial Link options. */
2074 if ((le16_to_cpu(ha->fw_seriallink_options24[0]) & BIT_0) == 0)
2075 return;
2076
2077 rval = qla2x00_set_serdes_params(vha,
2078 le16_to_cpu(ha->fw_seriallink_options24[1]),
2079 le16_to_cpu(ha->fw_seriallink_options24[2]),
2080 le16_to_cpu(ha->fw_seriallink_options24[3]));
2081 if (rval != QLA_SUCCESS) {
2082 ql_log(ql_log_warn, vha, 0x0104,
2083 "Unable to update Serial Link options (%x).\n", rval);
2084 }
2085 }
2086
2087 void
2088 qla2x00_config_rings(struct scsi_qla_host *vha)
2089 {
2090 struct qla_hw_data *ha = vha->hw;
2091 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
2092 struct req_que *req = ha->req_q_map[0];
2093 struct rsp_que *rsp = ha->rsp_q_map[0];
2094
2095 /* Setup ring parameters in initialization control block. */
2096 ha->init_cb->request_q_outpointer = cpu_to_le16(0);
2097 ha->init_cb->response_q_inpointer = cpu_to_le16(0);
2098 ha->init_cb->request_q_length = cpu_to_le16(req->length);
2099 ha->init_cb->response_q_length = cpu_to_le16(rsp->length);
2100 ha->init_cb->request_q_address[0] = cpu_to_le32(LSD(req->dma));
2101 ha->init_cb->request_q_address[1] = cpu_to_le32(MSD(req->dma));
2102 ha->init_cb->response_q_address[0] = cpu_to_le32(LSD(rsp->dma));
2103 ha->init_cb->response_q_address[1] = cpu_to_le32(MSD(rsp->dma));
2104
2105 WRT_REG_WORD(ISP_REQ_Q_IN(ha, reg), 0);
2106 WRT_REG_WORD(ISP_REQ_Q_OUT(ha, reg), 0);
2107 WRT_REG_WORD(ISP_RSP_Q_IN(ha, reg), 0);
2108 WRT_REG_WORD(ISP_RSP_Q_OUT(ha, reg), 0);
2109 RD_REG_WORD(ISP_RSP_Q_OUT(ha, reg)); /* PCI Posting. */
2110 }
2111
2112 void
2113 qla24xx_config_rings(struct scsi_qla_host *vha)
2114 {
2115 struct qla_hw_data *ha = vha->hw;
2116 device_reg_t *reg = ISP_QUE_REG(ha, 0);
2117 struct device_reg_2xxx __iomem *ioreg = &ha->iobase->isp;
2118 struct qla_msix_entry *msix;
2119 struct init_cb_24xx *icb;
2120 uint16_t rid = 0;
2121 struct req_que *req = ha->req_q_map[0];
2122 struct rsp_que *rsp = ha->rsp_q_map[0];
2123
2124 /* Setup ring parameters in initialization control block. */
2125 icb = (struct init_cb_24xx *)ha->init_cb;
2126 icb->request_q_outpointer = cpu_to_le16(0);
2127 icb->response_q_inpointer = cpu_to_le16(0);
2128 icb->request_q_length = cpu_to_le16(req->length);
2129 icb->response_q_length = cpu_to_le16(rsp->length);
2130 icb->request_q_address[0] = cpu_to_le32(LSD(req->dma));
2131 icb->request_q_address[1] = cpu_to_le32(MSD(req->dma));
2132 icb->response_q_address[0] = cpu_to_le32(LSD(rsp->dma));
2133 icb->response_q_address[1] = cpu_to_le32(MSD(rsp->dma));
2134
2135 /* Setup ATIO queue dma pointers for target mode */
2136 icb->atio_q_inpointer = cpu_to_le16(0);
2137 icb->atio_q_length = cpu_to_le16(ha->tgt.atio_q_length);
2138 icb->atio_q_address[0] = cpu_to_le32(LSD(ha->tgt.atio_dma));
2139 icb->atio_q_address[1] = cpu_to_le32(MSD(ha->tgt.atio_dma));
2140
2141 if (IS_SHADOW_REG_CAPABLE(ha))
2142 icb->firmware_options_2 |= cpu_to_le32(BIT_30|BIT_29);
2143
2144 if (ha->mqenable || IS_QLA83XX(ha) || IS_QLA27XX(ha)) {
2145 icb->qos = cpu_to_le16(QLA_DEFAULT_QUE_QOS);
2146 icb->rid = cpu_to_le16(rid);
2147 if (ha->flags.msix_enabled) {
2148 msix = &ha->msix_entries[1];
2149 ql_dbg(ql_dbg_init, vha, 0x00fd,
2150 "Registering vector 0x%x for base que.\n",
2151 msix->entry);
2152 icb->msix = cpu_to_le16(msix->entry);
2153 }
2154 /* Use alternate PCI bus number */
2155 if (MSB(rid))
2156 icb->firmware_options_2 |= cpu_to_le32(BIT_19);
2157 /* Use alternate PCI devfn */
2158 if (LSB(rid))
2159 icb->firmware_options_2 |= cpu_to_le32(BIT_18);
2160
2161 /* Use Disable MSIX Handshake mode for capable adapters */
2162 if ((ha->fw_attributes & BIT_6) && (IS_MSIX_NACK_CAPABLE(ha)) &&
2163 (ha->flags.msix_enabled)) {
2164 icb->firmware_options_2 &= cpu_to_le32(~BIT_22);
2165 ha->flags.disable_msix_handshake = 1;
2166 ql_dbg(ql_dbg_init, vha, 0x00fe,
2167 "MSIX Handshake Disable Mode turned on.\n");
2168 } else {
2169 icb->firmware_options_2 |= cpu_to_le32(BIT_22);
2170 }
2171 icb->firmware_options_2 |= cpu_to_le32(BIT_23);
2172
2173 WRT_REG_DWORD(&reg->isp25mq.req_q_in, 0);
2174 WRT_REG_DWORD(&reg->isp25mq.req_q_out, 0);
2175 WRT_REG_DWORD(&reg->isp25mq.rsp_q_in, 0);
2176 WRT_REG_DWORD(&reg->isp25mq.rsp_q_out, 0);
2177 } else {
2178 WRT_REG_DWORD(&reg->isp24.req_q_in, 0);
2179 WRT_REG_DWORD(&reg->isp24.req_q_out, 0);
2180 WRT_REG_DWORD(&reg->isp24.rsp_q_in, 0);
2181 WRT_REG_DWORD(&reg->isp24.rsp_q_out, 0);
2182 }
2183 qlt_24xx_config_rings(vha);
2184
2185 /* PCI posting */
2186 RD_REG_DWORD(&ioreg->hccr);
2187 }
2188
2189 /**
2190 * qla2x00_init_rings() - Initializes firmware.
2191 * @ha: HA context
2192 *
2193 * Beginning of request ring has initialization control block already built
2194 * by nvram config routine.
2195 *
2196 * Returns 0 on success.
2197 */
2198 int
2199 qla2x00_init_rings(scsi_qla_host_t *vha)
2200 {
2201 int rval;
2202 unsigned long flags = 0;
2203 int cnt, que;
2204 struct qla_hw_data *ha = vha->hw;
2205 struct req_que *req;
2206 struct rsp_que *rsp;
2207 struct mid_init_cb_24xx *mid_init_cb =
2208 (struct mid_init_cb_24xx *) ha->init_cb;
2209
2210 spin_lock_irqsave(&ha->hardware_lock, flags);
2211
2212 /* Clear outstanding commands array. */
2213 for (que = 0; que < ha->max_req_queues; que++) {
2214 req = ha->req_q_map[que];
2215 if (!req || !test_bit(que, ha->req_qid_map))
2216 continue;
2217 req->out_ptr = (void *)(req->ring + req->length);
2218 *req->out_ptr = 0;
2219 for (cnt = 1; cnt < req->num_outstanding_cmds; cnt++)
2220 req->outstanding_cmds[cnt] = NULL;
2221
2222 req->current_outstanding_cmd = 1;
2223
2224 /* Initialize firmware. */
2225 req->ring_ptr = req->ring;
2226 req->ring_index = 0;
2227 req->cnt = req->length;
2228 }
2229
2230 for (que = 0; que < ha->max_rsp_queues; que++) {
2231 rsp = ha->rsp_q_map[que];
2232 if (!rsp || !test_bit(que, ha->rsp_qid_map))
2233 continue;
2234 rsp->in_ptr = (void *)(rsp->ring + rsp->length);
2235 *rsp->in_ptr = 0;
2236 /* Initialize response queue entries */
2237 if (IS_QLAFX00(ha))
2238 qlafx00_init_response_q_entries(rsp);
2239 else
2240 qla2x00_init_response_q_entries(rsp);
2241 }
2242
2243 ha->tgt.atio_ring_ptr = ha->tgt.atio_ring;
2244 ha->tgt.atio_ring_index = 0;
2245 /* Initialize ATIO queue entries */
2246 qlt_init_atio_q_entries(vha);
2247
2248 ha->isp_ops->config_rings(vha);
2249
2250 spin_unlock_irqrestore(&ha->hardware_lock, flags);
2251
2252 ql_dbg(ql_dbg_init, vha, 0x00d1, "Issue init firmware.\n");
2253
2254 if (IS_QLAFX00(ha)) {
2255 rval = qlafx00_init_firmware(vha, ha->init_cb_size);
2256 goto next_check;
2257 }
2258
2259 /* Update any ISP specific firmware options before initialization. */
2260 ha->isp_ops->update_fw_options(vha);
2261
2262 if (ha->flags.npiv_supported) {
2263 if (ha->operating_mode == LOOP && !IS_CNA_CAPABLE(ha))
2264 ha->max_npiv_vports = MIN_MULTI_ID_FABRIC - 1;
2265 mid_init_cb->count = cpu_to_le16(ha->max_npiv_vports);
2266 }
2267
2268 if (IS_FWI2_CAPABLE(ha)) {
2269 mid_init_cb->options = cpu_to_le16(BIT_1);
2270 mid_init_cb->init_cb.execution_throttle =
2271 cpu_to_le16(ha->cur_fw_xcb_count);
2272 /* D-Port Status */
2273 if (IS_DPORT_CAPABLE(ha))
2274 mid_init_cb->init_cb.firmware_options_1 |=
2275 cpu_to_le16(BIT_7);
2276 /* Enable FA-WWPN */
2277 ha->flags.fawwpn_enabled =
2278 (mid_init_cb->init_cb.firmware_options_1 & BIT_6) ? 1 : 0;
2279 ql_dbg(ql_dbg_init, vha, 0x0141, "FA-WWPN Support: %s.\n",
2280 (ha->flags.fawwpn_enabled) ? "enabled" : "disabled");
2281 }
2282
2283 rval = qla2x00_init_firmware(vha, ha->init_cb_size);
2284 next_check:
2285 if (rval) {
2286 ql_log(ql_log_fatal, vha, 0x00d2,
2287 "Init Firmware **** FAILED ****.\n");
2288 } else {
2289 ql_dbg(ql_dbg_init, vha, 0x00d3,
2290 "Init Firmware -- success.\n");
2291 }
2292
2293 return (rval);
2294 }
2295
2296 /**
2297 * qla2x00_fw_ready() - Waits for firmware ready.
2298 * @ha: HA context
2299 *
2300 * Returns 0 on success.
2301 */
2302 static int
2303 qla2x00_fw_ready(scsi_qla_host_t *vha)
2304 {
2305 int rval;
2306 unsigned long wtime, mtime, cs84xx_time;
2307 uint16_t min_wait; /* Minimum wait time if loop is down */
2308 uint16_t wait_time; /* Wait time if loop is coming ready */
2309 uint16_t state[6];
2310 struct qla_hw_data *ha = vha->hw;
2311
2312 if (IS_QLAFX00(vha->hw))
2313 return qlafx00_fw_ready(vha);
2314
2315 rval = QLA_SUCCESS;
2316
2317 /* Time to wait for loop down */
2318 if (IS_P3P_TYPE(ha))
2319 min_wait = 30;
2320 else
2321 min_wait = 20;
2322
2323 /*
2324 * Firmware should take at most one RATOV to login, plus 5 seconds for
2325 * our own processing.
2326 */
2327 if ((wait_time = (ha->retry_count*ha->login_timeout) + 5) < min_wait) {
2328 wait_time = min_wait;
2329 }
2330
2331 /* Min wait time if loop down */
2332 mtime = jiffies + (min_wait * HZ);
2333
2334 /* wait time before firmware ready */
2335 wtime = jiffies + (wait_time * HZ);
2336
2337 /* Wait for ISP to finish LIP */
2338 if (!vha->flags.init_done)
2339 ql_log(ql_log_info, vha, 0x801e,
2340 "Waiting for LIP to complete.\n");
2341
2342 do {
2343 memset(state, -1, sizeof(state));
2344 rval = qla2x00_get_firmware_state(vha, state);
2345 if (rval == QLA_SUCCESS) {
2346 if (state[0] < FSTATE_LOSS_OF_SYNC) {
2347 vha->device_flags &= ~DFLG_NO_CABLE;
2348 }
2349 if (IS_QLA84XX(ha) && state[0] != FSTATE_READY) {
2350 ql_dbg(ql_dbg_taskm, vha, 0x801f,
2351 "fw_state=%x 84xx=%x.\n", state[0],
2352 state[2]);
2353 if ((state[2] & FSTATE_LOGGED_IN) &&
2354 (state[2] & FSTATE_WAITING_FOR_VERIFY)) {
2355 ql_dbg(ql_dbg_taskm, vha, 0x8028,
2356 "Sending verify iocb.\n");
2357
2358 cs84xx_time = jiffies;
2359 rval = qla84xx_init_chip(vha);
2360 if (rval != QLA_SUCCESS) {
2361 ql_log(ql_log_warn,
2362 vha, 0x8007,
2363 "Init chip failed.\n");
2364 break;
2365 }
2366
2367 /* Add time taken to initialize. */
2368 cs84xx_time = jiffies - cs84xx_time;
2369 wtime += cs84xx_time;
2370 mtime += cs84xx_time;
2371 ql_dbg(ql_dbg_taskm, vha, 0x8008,
2372 "Increasing wait time by %ld. "
2373 "New time %ld.\n", cs84xx_time,
2374 wtime);
2375 }
2376 } else if (state[0] == FSTATE_READY) {
2377 ql_dbg(ql_dbg_taskm, vha, 0x8037,
2378 "F/W Ready - OK.\n");
2379
2380 qla2x00_get_retry_cnt(vha, &ha->retry_count,
2381 &ha->login_timeout, &ha->r_a_tov);
2382
2383 rval = QLA_SUCCESS;
2384 break;
2385 }
2386
2387 rval = QLA_FUNCTION_FAILED;
2388
2389 if (atomic_read(&vha->loop_down_timer) &&
2390 state[0] != FSTATE_READY) {
2391 /* Loop down. Timeout on min_wait for states
2392 * other than Wait for Login.
2393 */
2394 if (time_after_eq(jiffies, mtime)) {
2395 ql_log(ql_log_info, vha, 0x8038,
2396 "Cable is unplugged...\n");
2397
2398 vha->device_flags |= DFLG_NO_CABLE;
2399 break;
2400 }
2401 }
2402 } else {
2403 /* Mailbox cmd failed. Timeout on min_wait. */
2404 if (time_after_eq(jiffies, mtime) ||
2405 ha->flags.isp82xx_fw_hung)
2406 break;
2407 }
2408
2409 if (time_after_eq(jiffies, wtime))
2410 break;
2411
2412 /* Delay for a while */
2413 msleep(500);
2414 } while (1);
2415
2416 ql_dbg(ql_dbg_taskm, vha, 0x803a,
2417 "fw_state=%x (%x, %x, %x, %x %x) curr time=%lx.\n", state[0],
2418 state[1], state[2], state[3], state[4], state[5], jiffies);
2419
2420 if (rval && !(vha->device_flags & DFLG_NO_CABLE)) {
2421 ql_log(ql_log_warn, vha, 0x803b,
2422 "Firmware ready **** FAILED ****.\n");
2423 }
2424
2425 return (rval);
2426 }
2427
2428 /*
2429 * qla2x00_configure_hba
2430 * Setup adapter context.
2431 *
2432 * Input:
2433 * ha = adapter state pointer.
2434 *
2435 * Returns:
2436 * 0 = success
2437 *
2438 * Context:
2439 * Kernel context.
2440 */
2441 static int
2442 qla2x00_configure_hba(scsi_qla_host_t *vha)
2443 {
2444 int rval;
2445 uint16_t loop_id;
2446 uint16_t topo;
2447 uint16_t sw_cap;
2448 uint8_t al_pa;
2449 uint8_t area;
2450 uint8_t domain;
2451 char connect_type[22];
2452 struct qla_hw_data *ha = vha->hw;
2453 unsigned long flags;
2454 scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
2455
2456 /* Get host addresses. */
2457 rval = qla2x00_get_adapter_id(vha,
2458 &loop_id, &al_pa, &area, &domain, &topo, &sw_cap);
2459 if (rval != QLA_SUCCESS) {
2460 if (LOOP_TRANSITION(vha) || atomic_read(&ha->loop_down_timer) ||
2461 IS_CNA_CAPABLE(ha) ||
2462 (rval == QLA_COMMAND_ERROR && loop_id == 0x7)) {
2463 ql_dbg(ql_dbg_disc, vha, 0x2008,
2464 "Loop is in a transition state.\n");
2465 } else {
2466 ql_log(ql_log_warn, vha, 0x2009,
2467 "Unable to get host loop ID.\n");
2468 if (IS_FWI2_CAPABLE(ha) && (vha == base_vha) &&
2469 (rval == QLA_COMMAND_ERROR && loop_id == 0x1b)) {
2470 ql_log(ql_log_warn, vha, 0x1151,
2471 "Doing link init.\n");
2472 if (qla24xx_link_initialize(vha) == QLA_SUCCESS)
2473 return rval;
2474 }
2475 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2476 }
2477 return (rval);
2478 }
2479
2480 if (topo == 4) {
2481 ql_log(ql_log_info, vha, 0x200a,
2482 "Cannot get topology - retrying.\n");
2483 return (QLA_FUNCTION_FAILED);
2484 }
2485
2486 vha->loop_id = loop_id;
2487
2488 /* initialize */
2489 ha->min_external_loopid = SNS_FIRST_LOOP_ID;
2490 ha->operating_mode = LOOP;
2491 ha->switch_cap = 0;
2492
2493 switch (topo) {
2494 case 0:
2495 ql_dbg(ql_dbg_disc, vha, 0x200b, "HBA in NL topology.\n");
2496 ha->current_topology = ISP_CFG_NL;
2497 strcpy(connect_type, "(Loop)");
2498 break;
2499
2500 case 1:
2501 ql_dbg(ql_dbg_disc, vha, 0x200c, "HBA in FL topology.\n");
2502 ha->switch_cap = sw_cap;
2503 ha->current_topology = ISP_CFG_FL;
2504 strcpy(connect_type, "(FL_Port)");
2505 break;
2506
2507 case 2:
2508 ql_dbg(ql_dbg_disc, vha, 0x200d, "HBA in N P2P topology.\n");
2509 ha->operating_mode = P2P;
2510 ha->current_topology = ISP_CFG_N;
2511 strcpy(connect_type, "(N_Port-to-N_Port)");
2512 break;
2513
2514 case 3:
2515 ql_dbg(ql_dbg_disc, vha, 0x200e, "HBA in F P2P topology.\n");
2516 ha->switch_cap = sw_cap;
2517 ha->operating_mode = P2P;
2518 ha->current_topology = ISP_CFG_F;
2519 strcpy(connect_type, "(F_Port)");
2520 break;
2521
2522 default:
2523 ql_dbg(ql_dbg_disc, vha, 0x200f,
2524 "HBA in unknown topology %x, using NL.\n", topo);
2525 ha->current_topology = ISP_CFG_NL;
2526 strcpy(connect_type, "(Loop)");
2527 break;
2528 }
2529
2530 /* Save Host port and loop ID. */
2531 /* byte order - Big Endian */
2532 vha->d_id.b.domain = domain;
2533 vha->d_id.b.area = area;
2534 vha->d_id.b.al_pa = al_pa;
2535
2536 spin_lock_irqsave(&ha->vport_slock, flags);
2537 qlt_update_vp_map(vha, SET_AL_PA);
2538 spin_unlock_irqrestore(&ha->vport_slock, flags);
2539
2540 if (!vha->flags.init_done)
2541 ql_log(ql_log_info, vha, 0x2010,
2542 "Topology - %s, Host Loop address 0x%x.\n",
2543 connect_type, vha->loop_id);
2544
2545 return(rval);
2546 }
2547
2548 inline void
2549 qla2x00_set_model_info(scsi_qla_host_t *vha, uint8_t *model, size_t len,
2550 char *def)
2551 {
2552 char *st, *en;
2553 uint16_t index;
2554 struct qla_hw_data *ha = vha->hw;
2555 int use_tbl = !IS_QLA24XX_TYPE(ha) && !IS_QLA25XX(ha) &&
2556 !IS_CNA_CAPABLE(ha) && !IS_QLA2031(ha);
2557
2558 if (memcmp(model, BINZERO, len) != 0) {
2559 strncpy(ha->model_number, model, len);
2560 st = en = ha->model_number;
2561 en += len - 1;
2562 while (en > st) {
2563 if (*en != 0x20 && *en != 0x00)
2564 break;
2565 *en-- = '\0';
2566 }
2567
2568 index = (ha->pdev->subsystem_device & 0xff);
2569 if (use_tbl &&
2570 ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
2571 index < QLA_MODEL_NAMES)
2572 strncpy(ha->model_desc,
2573 qla2x00_model_name[index * 2 + 1],
2574 sizeof(ha->model_desc) - 1);
2575 } else {
2576 index = (ha->pdev->subsystem_device & 0xff);
2577 if (use_tbl &&
2578 ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
2579 index < QLA_MODEL_NAMES) {
2580 strcpy(ha->model_number,
2581 qla2x00_model_name[index * 2]);
2582 strncpy(ha->model_desc,
2583 qla2x00_model_name[index * 2 + 1],
2584 sizeof(ha->model_desc) - 1);
2585 } else {
2586 strcpy(ha->model_number, def);
2587 }
2588 }
2589 if (IS_FWI2_CAPABLE(ha))
2590 qla2xxx_get_vpd_field(vha, "\x82", ha->model_desc,
2591 sizeof(ha->model_desc));
2592 }
2593
2594 /* On sparc systems, obtain port and node WWN from firmware
2595 * properties.
2596 */
2597 static void qla2xxx_nvram_wwn_from_ofw(scsi_qla_host_t *vha, nvram_t *nv)
2598 {
2599 #ifdef CONFIG_SPARC
2600 struct qla_hw_data *ha = vha->hw;
2601 struct pci_dev *pdev = ha->pdev;
2602 struct device_node *dp = pci_device_to_OF_node(pdev);
2603 const u8 *val;
2604 int len;
2605
2606 val = of_get_property(dp, "port-wwn", &len);
2607 if (val && len >= WWN_SIZE)
2608 memcpy(nv->port_name, val, WWN_SIZE);
2609
2610 val = of_get_property(dp, "node-wwn", &len);
2611 if (val && len >= WWN_SIZE)
2612 memcpy(nv->node_name, val, WWN_SIZE);
2613 #endif
2614 }
2615
2616 /*
2617 * NVRAM configuration for ISP 2xxx
2618 *
2619 * Input:
2620 * ha = adapter block pointer.
2621 *
2622 * Output:
2623 * initialization control block in response_ring
2624 * host adapters parameters in host adapter block
2625 *
2626 * Returns:
2627 * 0 = success.
2628 */
2629 int
2630 qla2x00_nvram_config(scsi_qla_host_t *vha)
2631 {
2632 int rval;
2633 uint8_t chksum = 0;
2634 uint16_t cnt;
2635 uint8_t *dptr1, *dptr2;
2636 struct qla_hw_data *ha = vha->hw;
2637 init_cb_t *icb = ha->init_cb;
2638 nvram_t *nv = ha->nvram;
2639 uint8_t *ptr = ha->nvram;
2640 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
2641
2642 rval = QLA_SUCCESS;
2643
2644 /* Determine NVRAM starting address. */
2645 ha->nvram_size = sizeof(nvram_t);
2646 ha->nvram_base = 0;
2647 if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha))
2648 if ((RD_REG_WORD(&reg->ctrl_status) >> 14) == 1)
2649 ha->nvram_base = 0x80;
2650
2651 /* Get NVRAM data and calculate checksum. */
2652 ha->isp_ops->read_nvram(vha, ptr, ha->nvram_base, ha->nvram_size);
2653 for (cnt = 0, chksum = 0; cnt < ha->nvram_size; cnt++)
2654 chksum += *ptr++;
2655
2656 ql_dbg(ql_dbg_init + ql_dbg_buffer, vha, 0x010f,
2657 "Contents of NVRAM.\n");
2658 ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x0110,
2659 (uint8_t *)nv, ha->nvram_size);
2660
2661 /* Bad NVRAM data, set defaults parameters. */
2662 if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' ||
2663 nv->id[2] != 'P' || nv->id[3] != ' ' || nv->nvram_version < 1) {
2664 /* Reset NVRAM data. */
2665 ql_log(ql_log_warn, vha, 0x0064,
2666 "Inconsistent NVRAM "
2667 "detected: checksum=0x%x id=%c version=0x%x.\n",
2668 chksum, nv->id[0], nv->nvram_version);
2669 ql_log(ql_log_warn, vha, 0x0065,
2670 "Falling back to "
2671 "functioning (yet invalid -- WWPN) defaults.\n");
2672
2673 /*
2674 * Set default initialization control block.
2675 */
2676 memset(nv, 0, ha->nvram_size);
2677 nv->parameter_block_version = ICB_VERSION;
2678
2679 if (IS_QLA23XX(ha)) {
2680 nv->firmware_options[0] = BIT_2 | BIT_1;
2681 nv->firmware_options[1] = BIT_7 | BIT_5;
2682 nv->add_firmware_options[0] = BIT_5;
2683 nv->add_firmware_options[1] = BIT_5 | BIT_4;
2684 nv->frame_payload_size = 2048;
2685 nv->special_options[1] = BIT_7;
2686 } else if (IS_QLA2200(ha)) {
2687 nv->firmware_options[0] = BIT_2 | BIT_1;
2688 nv->firmware_options[1] = BIT_7 | BIT_5;
2689 nv->add_firmware_options[0] = BIT_5;
2690 nv->add_firmware_options[1] = BIT_5 | BIT_4;
2691 nv->frame_payload_size = 1024;
2692 } else if (IS_QLA2100(ha)) {
2693 nv->firmware_options[0] = BIT_3 | BIT_1;
2694 nv->firmware_options[1] = BIT_5;
2695 nv->frame_payload_size = 1024;
2696 }
2697
2698 nv->max_iocb_allocation = cpu_to_le16(256);
2699 nv->execution_throttle = cpu_to_le16(16);
2700 nv->retry_count = 8;
2701 nv->retry_delay = 1;
2702
2703 nv->port_name[0] = 33;
2704 nv->port_name[3] = 224;
2705 nv->port_name[4] = 139;
2706
2707 qla2xxx_nvram_wwn_from_ofw(vha, nv);
2708
2709 nv->login_timeout = 4;
2710
2711 /*
2712 * Set default host adapter parameters
2713 */
2714 nv->host_p[1] = BIT_2;
2715 nv->reset_delay = 5;
2716 nv->port_down_retry_count = 8;
2717 nv->max_luns_per_target = cpu_to_le16(8);
2718 nv->link_down_timeout = 60;
2719
2720 rval = 1;
2721 }
2722
2723 #if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2)
2724 /*
2725 * The SN2 does not provide BIOS emulation which means you can't change
2726 * potentially bogus BIOS settings. Force the use of default settings
2727 * for link rate and frame size. Hope that the rest of the settings
2728 * are valid.
2729 */
2730 if (ia64_platform_is("sn2")) {
2731 nv->frame_payload_size = 2048;
2732 if (IS_QLA23XX(ha))
2733 nv->special_options[1] = BIT_7;
2734 }
2735 #endif
2736
2737 /* Reset Initialization control block */
2738 memset(icb, 0, ha->init_cb_size);
2739
2740 /*
2741 * Setup driver NVRAM options.
2742 */
2743 nv->firmware_options[0] |= (BIT_6 | BIT_1);
2744 nv->firmware_options[0] &= ~(BIT_5 | BIT_4);
2745 nv->firmware_options[1] |= (BIT_5 | BIT_0);
2746 nv->firmware_options[1] &= ~BIT_4;
2747
2748 if (IS_QLA23XX(ha)) {
2749 nv->firmware_options[0] |= BIT_2;
2750 nv->firmware_options[0] &= ~BIT_3;
2751 nv->special_options[0] &= ~BIT_6;
2752 nv->add_firmware_options[1] |= BIT_5 | BIT_4;
2753
2754 if (IS_QLA2300(ha)) {
2755 if (ha->fb_rev == FPM_2310) {
2756 strcpy(ha->model_number, "QLA2310");
2757 } else {
2758 strcpy(ha->model_number, "QLA2300");
2759 }
2760 } else {
2761 qla2x00_set_model_info(vha, nv->model_number,
2762 sizeof(nv->model_number), "QLA23xx");
2763 }
2764 } else if (IS_QLA2200(ha)) {
2765 nv->firmware_options[0] |= BIT_2;
2766 /*
2767 * 'Point-to-point preferred, else loop' is not a safe
2768 * connection mode setting.
2769 */
2770 if ((nv->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) ==
2771 (BIT_5 | BIT_4)) {
2772 /* Force 'loop preferred, else point-to-point'. */
2773 nv->add_firmware_options[0] &= ~(BIT_6 | BIT_5 | BIT_4);
2774 nv->add_firmware_options[0] |= BIT_5;
2775 }
2776 strcpy(ha->model_number, "QLA22xx");
2777 } else /*if (IS_QLA2100(ha))*/ {
2778 strcpy(ha->model_number, "QLA2100");
2779 }
2780
2781 /*
2782 * Copy over NVRAM RISC parameter block to initialization control block.
2783 */
2784 dptr1 = (uint8_t *)icb;
2785 dptr2 = (uint8_t *)&nv->parameter_block_version;
2786 cnt = (uint8_t *)&icb->request_q_outpointer - (uint8_t *)&icb->version;
2787 while (cnt--)
2788 *dptr1++ = *dptr2++;
2789
2790 /* Copy 2nd half. */
2791 dptr1 = (uint8_t *)icb->add_firmware_options;
2792 cnt = (uint8_t *)icb->reserved_3 - (uint8_t *)icb->add_firmware_options;
2793 while (cnt--)
2794 *dptr1++ = *dptr2++;
2795
2796 /* Use alternate WWN? */
2797 if (nv->host_p[1] & BIT_7) {
2798 memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE);
2799 memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE);
2800 }
2801
2802 /* Prepare nodename */
2803 if ((icb->firmware_options[1] & BIT_6) == 0) {
2804 /*
2805 * Firmware will apply the following mask if the nodename was
2806 * not provided.
2807 */
2808 memcpy(icb->node_name, icb->port_name, WWN_SIZE);
2809 icb->node_name[0] &= 0xF0;
2810 }
2811
2812 /*
2813 * Set host adapter parameters.
2814 */
2815
2816 /*
2817 * BIT_7 in the host-parameters section allows for modification to
2818 * internal driver logging.
2819 */
2820 if (nv->host_p[0] & BIT_7)
2821 ql2xextended_error_logging = QL_DBG_DEFAULT1_MASK;
2822 ha->flags.disable_risc_code_load = ((nv->host_p[0] & BIT_4) ? 1 : 0);
2823 /* Always load RISC code on non ISP2[12]00 chips. */
2824 if (!IS_QLA2100(ha) && !IS_QLA2200(ha))
2825 ha->flags.disable_risc_code_load = 0;
2826 ha->flags.enable_lip_reset = ((nv->host_p[1] & BIT_1) ? 1 : 0);
2827 ha->flags.enable_lip_full_login = ((nv->host_p[1] & BIT_2) ? 1 : 0);
2828 ha->flags.enable_target_reset = ((nv->host_p[1] & BIT_3) ? 1 : 0);
2829 ha->flags.enable_led_scheme = (nv->special_options[1] & BIT_4) ? 1 : 0;
2830 ha->flags.disable_serdes = 0;
2831
2832 ha->operating_mode =
2833 (icb->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) >> 4;
2834
2835 memcpy(ha->fw_seriallink_options, nv->seriallink_options,
2836 sizeof(ha->fw_seriallink_options));
2837
2838 /* save HBA serial number */
2839 ha->serial0 = icb->port_name[5];
2840 ha->serial1 = icb->port_name[6];
2841 ha->serial2 = icb->port_name[7];
2842 memcpy(vha->node_name, icb->node_name, WWN_SIZE);
2843 memcpy(vha->port_name, icb->port_name, WWN_SIZE);
2844
2845 icb->execution_throttle = cpu_to_le16(0xFFFF);
2846
2847 ha->retry_count = nv->retry_count;
2848
2849 /* Set minimum login_timeout to 4 seconds. */
2850 if (nv->login_timeout != ql2xlogintimeout)
2851 nv->login_timeout = ql2xlogintimeout;
2852 if (nv->login_timeout < 4)
2853 nv->login_timeout = 4;
2854 ha->login_timeout = nv->login_timeout;
2855
2856 /* Set minimum RATOV to 100 tenths of a second. */
2857 ha->r_a_tov = 100;
2858
2859 ha->loop_reset_delay = nv->reset_delay;
2860
2861 /* Link Down Timeout = 0:
2862 *
2863 * When Port Down timer expires we will start returning
2864 * I/O's to OS with "DID_NO_CONNECT".
2865 *
2866 * Link Down Timeout != 0:
2867 *
2868 * The driver waits for the link to come up after link down
2869 * before returning I/Os to OS with "DID_NO_CONNECT".
2870 */
2871 if (nv->link_down_timeout == 0) {
2872 ha->loop_down_abort_time =
2873 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
2874 } else {
2875 ha->link_down_timeout = nv->link_down_timeout;
2876 ha->loop_down_abort_time =
2877 (LOOP_DOWN_TIME - ha->link_down_timeout);
2878 }
2879
2880 /*
2881 * Need enough time to try and get the port back.
2882 */
2883 ha->port_down_retry_count = nv->port_down_retry_count;
2884 if (qlport_down_retry)
2885 ha->port_down_retry_count = qlport_down_retry;
2886 /* Set login_retry_count */
2887 ha->login_retry_count = nv->retry_count;
2888 if (ha->port_down_retry_count == nv->port_down_retry_count &&
2889 ha->port_down_retry_count > 3)
2890 ha->login_retry_count = ha->port_down_retry_count;
2891 else if (ha->port_down_retry_count > (int)ha->login_retry_count)
2892 ha->login_retry_count = ha->port_down_retry_count;
2893 if (ql2xloginretrycount)
2894 ha->login_retry_count = ql2xloginretrycount;
2895
2896 icb->lun_enables = cpu_to_le16(0);
2897 icb->command_resource_count = 0;
2898 icb->immediate_notify_resource_count = 0;
2899 icb->timeout = cpu_to_le16(0);
2900
2901 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
2902 /* Enable RIO */
2903 icb->firmware_options[0] &= ~BIT_3;
2904 icb->add_firmware_options[0] &=
2905 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0);
2906 icb->add_firmware_options[0] |= BIT_2;
2907 icb->response_accumulation_timer = 3;
2908 icb->interrupt_delay_timer = 5;
2909
2910 vha->flags.process_response_queue = 1;
2911 } else {
2912 /* Enable ZIO. */
2913 if (!vha->flags.init_done) {
2914 ha->zio_mode = icb->add_firmware_options[0] &
2915 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
2916 ha->zio_timer = icb->interrupt_delay_timer ?
2917 icb->interrupt_delay_timer: 2;
2918 }
2919 icb->add_firmware_options[0] &=
2920 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0);
2921 vha->flags.process_response_queue = 0;
2922 if (ha->zio_mode != QLA_ZIO_DISABLED) {
2923 ha->zio_mode = QLA_ZIO_MODE_6;
2924
2925 ql_log(ql_log_info, vha, 0x0068,
2926 "ZIO mode %d enabled; timer delay (%d us).\n",
2927 ha->zio_mode, ha->zio_timer * 100);
2928
2929 icb->add_firmware_options[0] |= (uint8_t)ha->zio_mode;
2930 icb->interrupt_delay_timer = (uint8_t)ha->zio_timer;
2931 vha->flags.process_response_queue = 1;
2932 }
2933 }
2934
2935 if (rval) {
2936 ql_log(ql_log_warn, vha, 0x0069,
2937 "NVRAM configuration failed.\n");
2938 }
2939 return (rval);
2940 }
2941
2942 static void
2943 qla2x00_rport_del(void *data)
2944 {
2945 fc_port_t *fcport = data;
2946 struct fc_rport *rport;
2947 unsigned long flags;
2948
2949 spin_lock_irqsave(fcport->vha->host->host_lock, flags);
2950 rport = fcport->drport ? fcport->drport: fcport->rport;
2951 fcport->drport = NULL;
2952 spin_unlock_irqrestore(fcport->vha->host->host_lock, flags);
2953 if (rport)
2954 fc_remote_port_delete(rport);
2955 }
2956
2957 /**
2958 * qla2x00_alloc_fcport() - Allocate a generic fcport.
2959 * @ha: HA context
2960 * @flags: allocation flags
2961 *
2962 * Returns a pointer to the allocated fcport, or NULL, if none available.
2963 */
2964 fc_port_t *
2965 qla2x00_alloc_fcport(scsi_qla_host_t *vha, gfp_t flags)
2966 {
2967 fc_port_t *fcport;
2968
2969 fcport = kzalloc(sizeof(fc_port_t), flags);
2970 if (!fcport)
2971 return NULL;
2972
2973 /* Setup fcport template structure. */
2974 fcport->vha = vha;
2975 fcport->port_type = FCT_UNKNOWN;
2976 fcport->loop_id = FC_NO_LOOP_ID;
2977 qla2x00_set_fcport_state(fcport, FCS_UNCONFIGURED);
2978 fcport->supported_classes = FC_COS_UNSPECIFIED;
2979
2980 return fcport;
2981 }
2982
2983 /*
2984 * qla2x00_configure_loop
2985 * Updates Fibre Channel Device Database with what is actually on loop.
2986 *
2987 * Input:
2988 * ha = adapter block pointer.
2989 *
2990 * Returns:
2991 * 0 = success.
2992 * 1 = error.
2993 * 2 = database was full and device was not configured.
2994 */
2995 static int
2996 qla2x00_configure_loop(scsi_qla_host_t *vha)
2997 {
2998 int rval;
2999 unsigned long flags, save_flags;
3000 struct qla_hw_data *ha = vha->hw;
3001 rval = QLA_SUCCESS;
3002
3003 /* Get Initiator ID */
3004 if (test_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags)) {
3005 rval = qla2x00_configure_hba(vha);
3006 if (rval != QLA_SUCCESS) {
3007 ql_dbg(ql_dbg_disc, vha, 0x2013,
3008 "Unable to configure HBA.\n");
3009 return (rval);
3010 }
3011 }
3012
3013 save_flags = flags = vha->dpc_flags;
3014 ql_dbg(ql_dbg_disc, vha, 0x2014,
3015 "Configure loop -- dpc flags = 0x%lx.\n", flags);
3016
3017 /*
3018 * If we have both an RSCN and PORT UPDATE pending then handle them
3019 * both at the same time.
3020 */
3021 clear_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
3022 clear_bit(RSCN_UPDATE, &vha->dpc_flags);
3023
3024 qla2x00_get_data_rate(vha);
3025
3026 /* Determine what we need to do */
3027 if (ha->current_topology == ISP_CFG_FL &&
3028 (test_bit(LOCAL_LOOP_UPDATE, &flags))) {
3029
3030 set_bit(RSCN_UPDATE, &flags);
3031
3032 } else if (ha->current_topology == ISP_CFG_F &&
3033 (test_bit(LOCAL_LOOP_UPDATE, &flags))) {
3034
3035 set_bit(RSCN_UPDATE, &flags);
3036 clear_bit(LOCAL_LOOP_UPDATE, &flags);
3037
3038 } else if (ha->current_topology == ISP_CFG_N) {
3039 clear_bit(RSCN_UPDATE, &flags);
3040
3041 } else if (!vha->flags.online ||
3042 (test_bit(ABORT_ISP_ACTIVE, &flags))) {
3043
3044 set_bit(RSCN_UPDATE, &flags);
3045 set_bit(LOCAL_LOOP_UPDATE, &flags);
3046 }
3047
3048 if (test_bit(LOCAL_LOOP_UPDATE, &flags)) {
3049 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) {
3050 ql_dbg(ql_dbg_disc, vha, 0x2015,
3051 "Loop resync needed, failing.\n");
3052 rval = QLA_FUNCTION_FAILED;
3053 } else
3054 rval = qla2x00_configure_local_loop(vha);
3055 }
3056
3057 if (rval == QLA_SUCCESS && test_bit(RSCN_UPDATE, &flags)) {
3058 if (LOOP_TRANSITION(vha)) {
3059 ql_dbg(ql_dbg_disc, vha, 0x201e,
3060 "Needs RSCN update and loop transition.\n");
3061 rval = QLA_FUNCTION_FAILED;
3062 }
3063 else
3064 rval = qla2x00_configure_fabric(vha);
3065 }
3066
3067 if (rval == QLA_SUCCESS) {
3068 if (atomic_read(&vha->loop_down_timer) ||
3069 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) {
3070 rval = QLA_FUNCTION_FAILED;
3071 } else {
3072 atomic_set(&vha->loop_state, LOOP_READY);
3073 ql_dbg(ql_dbg_disc, vha, 0x2069,
3074 "LOOP READY.\n");
3075
3076 /*
3077 * Process any ATIO queue entries that came in
3078 * while we weren't online.
3079 */
3080 if (qla_tgt_mode_enabled(vha)) {
3081 if (IS_QLA27XX(ha) || IS_QLA83XX(ha)) {
3082 spin_lock_irqsave(&ha->tgt.atio_lock,
3083 flags);
3084 qlt_24xx_process_atio_queue(vha, 0);
3085 spin_unlock_irqrestore(
3086 &ha->tgt.atio_lock, flags);
3087 } else {
3088 spin_lock_irqsave(&ha->hardware_lock,
3089 flags);
3090 qlt_24xx_process_atio_queue(vha, 1);
3091 spin_unlock_irqrestore(
3092 &ha->hardware_lock, flags);
3093 }
3094 }
3095 }
3096 }
3097
3098 if (rval) {
3099 ql_dbg(ql_dbg_disc, vha, 0x206a,
3100 "%s *** FAILED ***.\n", __func__);
3101 } else {
3102 ql_dbg(ql_dbg_disc, vha, 0x206b,
3103 "%s: exiting normally.\n", __func__);
3104 }
3105
3106 /* Restore state if a resync event occurred during processing */
3107 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) {
3108 if (test_bit(LOCAL_LOOP_UPDATE, &save_flags))
3109 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
3110 if (test_bit(RSCN_UPDATE, &save_flags)) {
3111 set_bit(RSCN_UPDATE, &vha->dpc_flags);
3112 }
3113 }
3114
3115 return (rval);
3116 }
3117
3118
3119
3120 /*
3121 * qla2x00_configure_local_loop
3122 * Updates Fibre Channel Device Database with local loop devices.
3123 *
3124 * Input:
3125 * ha = adapter block pointer.
3126 *
3127 * Returns:
3128 * 0 = success.
3129 */
3130 static int
3131 qla2x00_configure_local_loop(scsi_qla_host_t *vha)
3132 {
3133 int rval, rval2;
3134 int found_devs;
3135 int found;
3136 fc_port_t *fcport, *new_fcport;
3137
3138 uint16_t index;
3139 uint16_t entries;
3140 char *id_iter;
3141 uint16_t loop_id;
3142 uint8_t domain, area, al_pa;
3143 struct qla_hw_data *ha = vha->hw;
3144
3145 found_devs = 0;
3146 new_fcport = NULL;
3147 entries = MAX_FIBRE_DEVICES_LOOP;
3148
3149 /* Get list of logged in devices. */
3150 memset(ha->gid_list, 0, qla2x00_gid_list_size(ha));
3151 rval = qla2x00_get_id_list(vha, ha->gid_list, ha->gid_list_dma,
3152 &entries);
3153 if (rval != QLA_SUCCESS)
3154 goto cleanup_allocation;
3155
3156 ql_dbg(ql_dbg_disc, vha, 0x2017,
3157 "Entries in ID list (%d).\n", entries);
3158 ql_dump_buffer(ql_dbg_disc + ql_dbg_buffer, vha, 0x2075,
3159 (uint8_t *)ha->gid_list,
3160 entries * sizeof(struct gid_list_info));
3161
3162 /* Allocate temporary fcport for any new fcports discovered. */
3163 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
3164 if (new_fcport == NULL) {
3165 ql_log(ql_log_warn, vha, 0x2018,
3166 "Memory allocation failed for fcport.\n");
3167 rval = QLA_MEMORY_ALLOC_FAILED;
3168 goto cleanup_allocation;
3169 }
3170 new_fcport->flags &= ~FCF_FABRIC_DEVICE;
3171
3172 /*
3173 * Mark local devices that were present with FCF_DEVICE_LOST for now.
3174 */
3175 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3176 if (atomic_read(&fcport->state) == FCS_ONLINE &&
3177 fcport->port_type != FCT_BROADCAST &&
3178 (fcport->flags & FCF_FABRIC_DEVICE) == 0) {
3179
3180 ql_dbg(ql_dbg_disc, vha, 0x2019,
3181 "Marking port lost loop_id=0x%04x.\n",
3182 fcport->loop_id);
3183
3184 qla2x00_set_fcport_state(fcport, FCS_DEVICE_LOST);
3185 }
3186 }
3187
3188 /* Add devices to port list. */
3189 id_iter = (char *)ha->gid_list;
3190 for (index = 0; index < entries; index++) {
3191 domain = ((struct gid_list_info *)id_iter)->domain;
3192 area = ((struct gid_list_info *)id_iter)->area;
3193 al_pa = ((struct gid_list_info *)id_iter)->al_pa;
3194 if (IS_QLA2100(ha) || IS_QLA2200(ha))
3195 loop_id = (uint16_t)
3196 ((struct gid_list_info *)id_iter)->loop_id_2100;
3197 else
3198 loop_id = le16_to_cpu(
3199 ((struct gid_list_info *)id_iter)->loop_id);
3200 id_iter += ha->gid_list_info_size;
3201
3202 /* Bypass reserved domain fields. */
3203 if ((domain & 0xf0) == 0xf0)
3204 continue;
3205
3206 /* Bypass if not same domain and area of adapter. */
3207 if (area && domain &&
3208 (area != vha->d_id.b.area || domain != vha->d_id.b.domain))
3209 continue;
3210
3211 /* Bypass invalid local loop ID. */
3212 if (loop_id > LAST_LOCAL_LOOP_ID)
3213 continue;
3214
3215 memset(new_fcport, 0, sizeof(fc_port_t));
3216
3217 /* Fill in member data. */
3218 new_fcport->d_id.b.domain = domain;
3219 new_fcport->d_id.b.area = area;
3220 new_fcport->d_id.b.al_pa = al_pa;
3221 new_fcport->loop_id = loop_id;
3222 rval2 = qla2x00_get_port_database(vha, new_fcport, 0);
3223 if (rval2 != QLA_SUCCESS) {
3224 ql_dbg(ql_dbg_disc, vha, 0x201a,
3225 "Failed to retrieve fcport information "
3226 "-- get_port_database=%x, loop_id=0x%04x.\n",
3227 rval2, new_fcport->loop_id);
3228 ql_dbg(ql_dbg_disc, vha, 0x201b,
3229 "Scheduling resync.\n");
3230 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
3231 continue;
3232 }
3233
3234 /* Check for matching device in port list. */
3235 found = 0;
3236 fcport = NULL;
3237 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3238 if (memcmp(new_fcport->port_name, fcport->port_name,
3239 WWN_SIZE))
3240 continue;
3241
3242 fcport->flags &= ~FCF_FABRIC_DEVICE;
3243 fcport->loop_id = new_fcport->loop_id;
3244 fcport->port_type = new_fcport->port_type;
3245 fcport->d_id.b24 = new_fcport->d_id.b24;
3246 memcpy(fcport->node_name, new_fcport->node_name,
3247 WWN_SIZE);
3248
3249 found++;
3250 break;
3251 }
3252
3253 if (!found) {
3254 /* New device, add to fcports list. */
3255 list_add_tail(&new_fcport->list, &vha->vp_fcports);
3256
3257 /* Allocate a new replacement fcport. */
3258 fcport = new_fcport;
3259 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
3260 if (new_fcport == NULL) {
3261 ql_log(ql_log_warn, vha, 0x201c,
3262 "Failed to allocate memory for fcport.\n");
3263 rval = QLA_MEMORY_ALLOC_FAILED;
3264 goto cleanup_allocation;
3265 }
3266 new_fcport->flags &= ~FCF_FABRIC_DEVICE;
3267 }
3268
3269 /* Base iIDMA settings on HBA port speed. */
3270 fcport->fp_speed = ha->link_data_rate;
3271
3272 qla2x00_update_fcport(vha, fcport);
3273
3274 found_devs++;
3275 }
3276
3277 cleanup_allocation:
3278 kfree(new_fcport);
3279
3280 if (rval != QLA_SUCCESS) {
3281 ql_dbg(ql_dbg_disc, vha, 0x201d,
3282 "Configure local loop error exit: rval=%x.\n", rval);
3283 }
3284
3285 return (rval);
3286 }
3287
3288 static void
3289 qla2x00_iidma_fcport(scsi_qla_host_t *vha, fc_port_t *fcport)
3290 {
3291 int rval;
3292 uint16_t mb[MAILBOX_REGISTER_COUNT];
3293 struct qla_hw_data *ha = vha->hw;
3294
3295 if (!IS_IIDMA_CAPABLE(ha))
3296 return;
3297
3298 if (atomic_read(&fcport->state) != FCS_ONLINE)
3299 return;
3300
3301 if (fcport->fp_speed == PORT_SPEED_UNKNOWN ||
3302 fcport->fp_speed > ha->link_data_rate)
3303 return;
3304
3305 rval = qla2x00_set_idma_speed(vha, fcport->loop_id, fcport->fp_speed,
3306 mb);
3307 if (rval != QLA_SUCCESS) {
3308 ql_dbg(ql_dbg_disc, vha, 0x2004,
3309 "Unable to adjust iIDMA %8phN -- %04x %x %04x %04x.\n",
3310 fcport->port_name, rval, fcport->fp_speed, mb[0], mb[1]);
3311 } else {
3312 ql_dbg(ql_dbg_disc, vha, 0x2005,
3313 "iIDMA adjusted to %s GB/s on %8phN.\n",
3314 qla2x00_get_link_speed_str(ha, fcport->fp_speed),
3315 fcport->port_name);
3316 }
3317 }
3318
3319 static void
3320 qla2x00_reg_remote_port(scsi_qla_host_t *vha, fc_port_t *fcport)
3321 {
3322 struct fc_rport_identifiers rport_ids;
3323 struct fc_rport *rport;
3324 unsigned long flags;
3325
3326 rport_ids.node_name = wwn_to_u64(fcport->node_name);
3327 rport_ids.port_name = wwn_to_u64(fcport->port_name);
3328 rport_ids.port_id = fcport->d_id.b.domain << 16 |
3329 fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
3330 rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
3331 fcport->rport = rport = fc_remote_port_add(vha->host, 0, &rport_ids);
3332 if (!rport) {
3333 ql_log(ql_log_warn, vha, 0x2006,
3334 "Unable to allocate fc remote port.\n");
3335 return;
3336 }
3337 /*
3338 * Create target mode FC NEXUS in qla_target.c if target mode is
3339 * enabled..
3340 */
3341
3342 qlt_fc_port_added(vha, fcport);
3343
3344 spin_lock_irqsave(fcport->vha->host->host_lock, flags);
3345 *((fc_port_t **)rport->dd_data) = fcport;
3346 spin_unlock_irqrestore(fcport->vha->host->host_lock, flags);
3347
3348 rport->supported_classes = fcport->supported_classes;
3349
3350 rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
3351 if (fcport->port_type == FCT_INITIATOR)
3352 rport_ids.roles |= FC_RPORT_ROLE_FCP_INITIATOR;
3353 if (fcport->port_type == FCT_TARGET)
3354 rport_ids.roles |= FC_RPORT_ROLE_FCP_TARGET;
3355 fc_remote_port_rolechg(rport, rport_ids.roles);
3356 }
3357
3358 /*
3359 * qla2x00_update_fcport
3360 * Updates device on list.
3361 *
3362 * Input:
3363 * ha = adapter block pointer.
3364 * fcport = port structure pointer.
3365 *
3366 * Return:
3367 * 0 - Success
3368 * BIT_0 - error
3369 *
3370 * Context:
3371 * Kernel context.
3372 */
3373 void
3374 qla2x00_update_fcport(scsi_qla_host_t *vha, fc_port_t *fcport)
3375 {
3376 fcport->vha = vha;
3377
3378 if (IS_QLAFX00(vha->hw)) {
3379 qla2x00_set_fcport_state(fcport, FCS_ONLINE);
3380 goto reg_port;
3381 }
3382 fcport->login_retry = 0;
3383 fcport->flags &= ~(FCF_LOGIN_NEEDED | FCF_ASYNC_SENT);
3384
3385 qla2x00_set_fcport_state(fcport, FCS_ONLINE);
3386 qla2x00_iidma_fcport(vha, fcport);
3387 qla24xx_update_fcport_fcp_prio(vha, fcport);
3388
3389 reg_port:
3390 if (qla_ini_mode_enabled(vha))
3391 qla2x00_reg_remote_port(vha, fcport);
3392 else {
3393 /*
3394 * Create target mode FC NEXUS in qla_target.c
3395 */
3396 qlt_fc_port_added(vha, fcport);
3397 }
3398 }
3399
3400 /*
3401 * qla2x00_configure_fabric
3402 * Setup SNS devices with loop ID's.
3403 *
3404 * Input:
3405 * ha = adapter block pointer.
3406 *
3407 * Returns:
3408 * 0 = success.
3409 * BIT_0 = error
3410 */
3411 static int
3412 qla2x00_configure_fabric(scsi_qla_host_t *vha)
3413 {
3414 int rval;
3415 fc_port_t *fcport, *fcptemp;
3416 uint16_t next_loopid;
3417 uint16_t mb[MAILBOX_REGISTER_COUNT];
3418 uint16_t loop_id;
3419 LIST_HEAD(new_fcports);
3420 struct qla_hw_data *ha = vha->hw;
3421 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
3422 int discovery_gen;
3423
3424 /* If FL port exists, then SNS is present */
3425 if (IS_FWI2_CAPABLE(ha))
3426 loop_id = NPH_F_PORT;
3427 else
3428 loop_id = SNS_FL_PORT;
3429 rval = qla2x00_get_port_name(vha, loop_id, vha->fabric_node_name, 1);
3430 if (rval != QLA_SUCCESS) {
3431 ql_dbg(ql_dbg_disc, vha, 0x201f,
3432 "MBX_GET_PORT_NAME failed, No FL Port.\n");
3433
3434 vha->device_flags &= ~SWITCH_FOUND;
3435 return (QLA_SUCCESS);
3436 }
3437 vha->device_flags |= SWITCH_FOUND;
3438
3439 do {
3440 /* FDMI support. */
3441 if (ql2xfdmienable &&
3442 test_and_clear_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags))
3443 qla2x00_fdmi_register(vha);
3444
3445 /* Ensure we are logged into the SNS. */
3446 if (IS_FWI2_CAPABLE(ha))
3447 loop_id = NPH_SNS;
3448 else
3449 loop_id = SIMPLE_NAME_SERVER;
3450 rval = ha->isp_ops->fabric_login(vha, loop_id, 0xff, 0xff,
3451 0xfc, mb, BIT_1|BIT_0);
3452 if (rval != QLA_SUCCESS) {
3453 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
3454 return rval;
3455 }
3456 if (mb[0] != MBS_COMMAND_COMPLETE) {
3457 ql_dbg(ql_dbg_disc, vha, 0x2042,
3458 "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x mb[2]=%x "
3459 "mb[6]=%x mb[7]=%x.\n", loop_id, mb[0], mb[1],
3460 mb[2], mb[6], mb[7]);
3461 return (QLA_SUCCESS);
3462 }
3463
3464 if (test_and_clear_bit(REGISTER_FC4_NEEDED, &vha->dpc_flags)) {
3465 if (qla2x00_rft_id(vha)) {
3466 /* EMPTY */
3467 ql_dbg(ql_dbg_disc, vha, 0x2045,
3468 "Register FC-4 TYPE failed.\n");
3469 }
3470 if (qla2x00_rff_id(vha)) {
3471 /* EMPTY */
3472 ql_dbg(ql_dbg_disc, vha, 0x2049,
3473 "Register FC-4 Features failed.\n");
3474 }
3475 if (qla2x00_rnn_id(vha)) {
3476 /* EMPTY */
3477 ql_dbg(ql_dbg_disc, vha, 0x204f,
3478 "Register Node Name failed.\n");
3479 } else if (qla2x00_rsnn_nn(vha)) {
3480 /* EMPTY */
3481 ql_dbg(ql_dbg_disc, vha, 0x2053,
3482 "Register Symobilic Node Name failed.\n");
3483 }
3484 }
3485
3486 #define QLA_FCPORT_SCAN 1
3487 #define QLA_FCPORT_FOUND 2
3488
3489 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3490 fcport->scan_state = QLA_FCPORT_SCAN;
3491 }
3492
3493 /* Mark the time right before querying FW for connected ports.
3494 * This process is long, asynchronous and by the time it's done,
3495 * collected information might not be accurate anymore. E.g.
3496 * disconnected port might have re-connected and a brand new
3497 * session has been created. In this case session's generation
3498 * will be newer than discovery_gen. */
3499 qlt_do_generation_tick(vha, &discovery_gen);
3500
3501 rval = qla2x00_find_all_fabric_devs(vha, &new_fcports);
3502 if (rval != QLA_SUCCESS)
3503 break;
3504
3505 /*
3506 * Logout all previous fabric devices marked lost, except
3507 * FCP2 devices.
3508 */
3509 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3510 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
3511 break;
3512
3513 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0)
3514 continue;
3515
3516 if (fcport->scan_state == QLA_FCPORT_SCAN) {
3517 if (qla_ini_mode_enabled(base_vha) &&
3518 atomic_read(&fcport->state) == FCS_ONLINE) {
3519 qla2x00_mark_device_lost(vha, fcport,
3520 ql2xplogiabsentdevice, 0);
3521 if (fcport->loop_id != FC_NO_LOOP_ID &&
3522 (fcport->flags & FCF_FCP2_DEVICE) == 0 &&
3523 fcport->port_type != FCT_INITIATOR &&
3524 fcport->port_type != FCT_BROADCAST) {
3525 ha->isp_ops->fabric_logout(vha,
3526 fcport->loop_id,
3527 fcport->d_id.b.domain,
3528 fcport->d_id.b.area,
3529 fcport->d_id.b.al_pa);
3530 qla2x00_clear_loop_id(fcport);
3531 }
3532 } else if (!qla_ini_mode_enabled(base_vha)) {
3533 /*
3534 * In target mode, explicitly kill
3535 * sessions and log out of devices
3536 * that are gone, so that we don't
3537 * end up with an initiator using the
3538 * wrong ACL (if the fabric recycles
3539 * an FC address and we have a stale
3540 * session around) and so that we don't
3541 * report initiators that are no longer
3542 * on the fabric.
3543 */
3544 ql_dbg(ql_dbg_tgt_mgt, vha, 0xf077,
3545 "port gone, logging out/killing session: "
3546 "%8phC state 0x%x flags 0x%x fc4_type 0x%x "
3547 "scan_state %d\n",
3548 fcport->port_name,
3549 atomic_read(&fcport->state),
3550 fcport->flags, fcport->fc4_type,
3551 fcport->scan_state);
3552 qlt_fc_port_deleted(vha, fcport,
3553 discovery_gen);
3554 }
3555 }
3556 }
3557
3558 /* Starting free loop ID. */
3559 next_loopid = ha->min_external_loopid;
3560
3561 /*
3562 * Scan through our port list and login entries that need to be
3563 * logged in.
3564 */
3565 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3566 if (atomic_read(&vha->loop_down_timer) ||
3567 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
3568 break;
3569
3570 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 ||
3571 (fcport->flags & FCF_LOGIN_NEEDED) == 0)
3572 continue;
3573
3574 /*
3575 * If we're not an initiator, skip looking for devices
3576 * and logging in. There's no reason for us to do it,
3577 * and it seems to actively cause problems in target
3578 * mode if we race with the initiator logging into us
3579 * (we might get the "port ID used" status back from
3580 * our login command and log out the initiator, which
3581 * seems to cause havoc).
3582 */
3583 if (!qla_ini_mode_enabled(base_vha)) {
3584 if (fcport->scan_state == QLA_FCPORT_FOUND) {
3585 ql_dbg(ql_dbg_tgt_mgt, vha, 0xf078,
3586 "port %8phC state 0x%x flags 0x%x fc4_type 0x%x "
3587 "scan_state %d (initiator mode disabled; skipping "
3588 "login)\n", fcport->port_name,
3589 atomic_read(&fcport->state),
3590 fcport->flags, fcport->fc4_type,
3591 fcport->scan_state);
3592 }
3593 continue;
3594 }
3595
3596 if (fcport->loop_id == FC_NO_LOOP_ID) {
3597 fcport->loop_id = next_loopid;
3598 rval = qla2x00_find_new_loop_id(
3599 base_vha, fcport);
3600 if (rval != QLA_SUCCESS) {
3601 /* Ran out of IDs to use */
3602 break;
3603 }
3604 }
3605 /* Login and update database */
3606 qla2x00_fabric_dev_login(vha, fcport, &next_loopid);
3607 }
3608
3609 /* Exit if out of loop IDs. */
3610 if (rval != QLA_SUCCESS) {
3611 break;
3612 }
3613
3614 /*
3615 * Login and add the new devices to our port list.
3616 */
3617 list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) {
3618 if (atomic_read(&vha->loop_down_timer) ||
3619 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
3620 break;
3621
3622 /*
3623 * If we're not an initiator, skip looking for devices
3624 * and logging in. There's no reason for us to do it,
3625 * and it seems to actively cause problems in target
3626 * mode if we race with the initiator logging into us
3627 * (we might get the "port ID used" status back from
3628 * our login command and log out the initiator, which
3629 * seems to cause havoc).
3630 */
3631 if (qla_ini_mode_enabled(base_vha)) {
3632 /* Find a new loop ID to use. */
3633 fcport->loop_id = next_loopid;
3634 rval = qla2x00_find_new_loop_id(base_vha,
3635 fcport);
3636 if (rval != QLA_SUCCESS) {
3637 /* Ran out of IDs to use */
3638 break;
3639 }
3640
3641 /* Login and update database */
3642 qla2x00_fabric_dev_login(vha, fcport,
3643 &next_loopid);
3644 } else {
3645 ql_dbg(ql_dbg_tgt_mgt, vha, 0xf079,
3646 "new port %8phC state 0x%x flags 0x%x fc4_type "
3647 "0x%x scan_state %d (initiator mode disabled; "
3648 "skipping login)\n",
3649 fcport->port_name,
3650 atomic_read(&fcport->state),
3651 fcport->flags, fcport->fc4_type,
3652 fcport->scan_state);
3653 }
3654
3655 list_move_tail(&fcport->list, &vha->vp_fcports);
3656 }
3657 } while (0);
3658
3659 /* Free all new device structures not processed. */
3660 list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) {
3661 list_del(&fcport->list);
3662 kfree(fcport);
3663 }
3664
3665 if (rval) {
3666 ql_dbg(ql_dbg_disc, vha, 0x2068,
3667 "Configure fabric error exit rval=%d.\n", rval);
3668 }
3669
3670 return (rval);
3671 }
3672
3673 /*
3674 * qla2x00_find_all_fabric_devs
3675 *
3676 * Input:
3677 * ha = adapter block pointer.
3678 * dev = database device entry pointer.
3679 *
3680 * Returns:
3681 * 0 = success.
3682 *
3683 * Context:
3684 * Kernel context.
3685 */
3686 static int
3687 qla2x00_find_all_fabric_devs(scsi_qla_host_t *vha,
3688 struct list_head *new_fcports)
3689 {
3690 int rval;
3691 uint16_t loop_id;
3692 fc_port_t *fcport, *new_fcport, *fcptemp;
3693 int found;
3694
3695 sw_info_t *swl;
3696 int swl_idx;
3697 int first_dev, last_dev;
3698 port_id_t wrap = {}, nxt_d_id;
3699 struct qla_hw_data *ha = vha->hw;
3700 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
3701
3702 rval = QLA_SUCCESS;
3703
3704 /* Try GID_PT to get device list, else GAN. */
3705 if (!ha->swl)
3706 ha->swl = kcalloc(ha->max_fibre_devices, sizeof(sw_info_t),
3707 GFP_KERNEL);
3708 swl = ha->swl;
3709 if (!swl) {
3710 /*EMPTY*/
3711 ql_dbg(ql_dbg_disc, vha, 0x2054,
3712 "GID_PT allocations failed, fallback on GA_NXT.\n");
3713 } else {
3714 memset(swl, 0, ha->max_fibre_devices * sizeof(sw_info_t));
3715 if (qla2x00_gid_pt(vha, swl) != QLA_SUCCESS) {
3716 swl = NULL;
3717 } else if (qla2x00_gpn_id(vha, swl) != QLA_SUCCESS) {
3718 swl = NULL;
3719 } else if (qla2x00_gnn_id(vha, swl) != QLA_SUCCESS) {
3720 swl = NULL;
3721 } else if (ql2xiidmaenable &&
3722 qla2x00_gfpn_id(vha, swl) == QLA_SUCCESS) {
3723 qla2x00_gpsc(vha, swl);
3724 }
3725
3726 /* If other queries succeeded probe for FC-4 type */
3727 if (swl)
3728 qla2x00_gff_id(vha, swl);
3729 }
3730 swl_idx = 0;
3731
3732 /* Allocate temporary fcport for any new fcports discovered. */
3733 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
3734 if (new_fcport == NULL) {
3735 ql_log(ql_log_warn, vha, 0x205e,
3736 "Failed to allocate memory for fcport.\n");
3737 return (QLA_MEMORY_ALLOC_FAILED);
3738 }
3739 new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED);
3740 /* Set start port ID scan at adapter ID. */
3741 first_dev = 1;
3742 last_dev = 0;
3743
3744 /* Starting free loop ID. */
3745 loop_id = ha->min_external_loopid;
3746 for (; loop_id <= ha->max_loop_id; loop_id++) {
3747 if (qla2x00_is_reserved_id(vha, loop_id))
3748 continue;
3749
3750 if (ha->current_topology == ISP_CFG_FL &&
3751 (atomic_read(&vha->loop_down_timer) ||
3752 LOOP_TRANSITION(vha))) {
3753 atomic_set(&vha->loop_down_timer, 0);
3754 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
3755 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
3756 break;
3757 }
3758
3759 if (swl != NULL) {
3760 if (last_dev) {
3761 wrap.b24 = new_fcport->d_id.b24;
3762 } else {
3763 new_fcport->d_id.b24 = swl[swl_idx].d_id.b24;
3764 memcpy(new_fcport->node_name,
3765 swl[swl_idx].node_name, WWN_SIZE);
3766 memcpy(new_fcport->port_name,
3767 swl[swl_idx].port_name, WWN_SIZE);
3768 memcpy(new_fcport->fabric_port_name,
3769 swl[swl_idx].fabric_port_name, WWN_SIZE);
3770 new_fcport->fp_speed = swl[swl_idx].fp_speed;
3771 new_fcport->fc4_type = swl[swl_idx].fc4_type;
3772
3773 if (swl[swl_idx].d_id.b.rsvd_1 != 0) {
3774 last_dev = 1;
3775 }
3776 swl_idx++;
3777 }
3778 } else {
3779 /* Send GA_NXT to the switch */
3780 rval = qla2x00_ga_nxt(vha, new_fcport);
3781 if (rval != QLA_SUCCESS) {
3782 ql_log(ql_log_warn, vha, 0x2064,
3783 "SNS scan failed -- assuming "
3784 "zero-entry result.\n");
3785 list_for_each_entry_safe(fcport, fcptemp,
3786 new_fcports, list) {
3787 list_del(&fcport->list);
3788 kfree(fcport);
3789 }
3790 rval = QLA_SUCCESS;
3791 break;
3792 }
3793 }
3794
3795 /* If wrap on switch device list, exit. */
3796 if (first_dev) {
3797 wrap.b24 = new_fcport->d_id.b24;
3798 first_dev = 0;
3799 } else if (new_fcport->d_id.b24 == wrap.b24) {
3800 ql_dbg(ql_dbg_disc, vha, 0x2065,
3801 "Device wrap (%02x%02x%02x).\n",
3802 new_fcport->d_id.b.domain,
3803 new_fcport->d_id.b.area,
3804 new_fcport->d_id.b.al_pa);
3805 break;
3806 }
3807
3808 /* Bypass if same physical adapter. */
3809 if (new_fcport->d_id.b24 == base_vha->d_id.b24)
3810 continue;
3811
3812 /* Bypass virtual ports of the same host. */
3813 if (qla2x00_is_a_vp_did(vha, new_fcport->d_id.b24))
3814 continue;
3815
3816 /* Bypass if same domain and area of adapter. */
3817 if (((new_fcport->d_id.b24 & 0xffff00) ==
3818 (vha->d_id.b24 & 0xffff00)) && ha->current_topology ==
3819 ISP_CFG_FL)
3820 continue;
3821
3822 /* Bypass reserved domain fields. */
3823 if ((new_fcport->d_id.b.domain & 0xf0) == 0xf0)
3824 continue;
3825
3826 /* Bypass ports whose FCP-4 type is not FCP_SCSI */
3827 if (ql2xgffidenable &&
3828 (new_fcport->fc4_type != FC4_TYPE_FCP_SCSI &&
3829 new_fcport->fc4_type != FC4_TYPE_UNKNOWN))
3830 continue;
3831
3832 /* Locate matching device in database. */
3833 found = 0;
3834 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3835 if (memcmp(new_fcport->port_name, fcport->port_name,
3836 WWN_SIZE))
3837 continue;
3838
3839 fcport->scan_state = QLA_FCPORT_FOUND;
3840
3841 found++;
3842
3843 /* Update port state. */
3844 memcpy(fcport->fabric_port_name,
3845 new_fcport->fabric_port_name, WWN_SIZE);
3846 fcport->fp_speed = new_fcport->fp_speed;
3847
3848 /*
3849 * If address the same and state FCS_ONLINE
3850 * (or in target mode), nothing changed.
3851 */
3852 if (fcport->d_id.b24 == new_fcport->d_id.b24 &&
3853 (atomic_read(&fcport->state) == FCS_ONLINE ||
3854 !qla_ini_mode_enabled(base_vha))) {
3855 break;
3856 }
3857
3858 /*
3859 * If device was not a fabric device before.
3860 */
3861 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) {
3862 fcport->d_id.b24 = new_fcport->d_id.b24;
3863 qla2x00_clear_loop_id(fcport);
3864 fcport->flags |= (FCF_FABRIC_DEVICE |
3865 FCF_LOGIN_NEEDED);
3866 break;
3867 }
3868
3869 /*
3870 * Port ID changed or device was marked to be updated;
3871 * Log it out if still logged in and mark it for
3872 * relogin later.
3873 */
3874 if (!qla_ini_mode_enabled(base_vha)) {
3875 ql_dbg(ql_dbg_tgt_mgt, vha, 0xf080,
3876 "port changed FC ID, %8phC"
3877 " old %x:%x:%x (loop_id 0x%04x)-> new %x:%x:%x\n",
3878 fcport->port_name,
3879 fcport->d_id.b.domain,
3880 fcport->d_id.b.area,
3881 fcport->d_id.b.al_pa,
3882 fcport->loop_id,
3883 new_fcport->d_id.b.domain,
3884 new_fcport->d_id.b.area,
3885 new_fcport->d_id.b.al_pa);
3886 fcport->d_id.b24 = new_fcport->d_id.b24;
3887 break;
3888 }
3889
3890 fcport->d_id.b24 = new_fcport->d_id.b24;
3891 fcport->flags |= FCF_LOGIN_NEEDED;
3892 if (fcport->loop_id != FC_NO_LOOP_ID &&
3893 (fcport->flags & FCF_FCP2_DEVICE) == 0 &&
3894 (fcport->flags & FCF_ASYNC_SENT) == 0 &&
3895 fcport->port_type != FCT_INITIATOR &&
3896 fcport->port_type != FCT_BROADCAST) {
3897 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
3898 fcport->d_id.b.domain, fcport->d_id.b.area,
3899 fcport->d_id.b.al_pa);
3900 qla2x00_clear_loop_id(fcport);
3901 }
3902
3903 break;
3904 }
3905
3906 if (found)
3907 continue;
3908 /* If device was not in our fcports list, then add it. */
3909 new_fcport->scan_state = QLA_FCPORT_FOUND;
3910 list_add_tail(&new_fcport->list, new_fcports);
3911
3912 /* Allocate a new replacement fcport. */
3913 nxt_d_id.b24 = new_fcport->d_id.b24;
3914 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
3915 if (new_fcport == NULL) {
3916 ql_log(ql_log_warn, vha, 0x2066,
3917 "Memory allocation failed for fcport.\n");
3918 return (QLA_MEMORY_ALLOC_FAILED);
3919 }
3920 new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED);
3921 new_fcport->d_id.b24 = nxt_d_id.b24;
3922 }
3923
3924 kfree(new_fcport);
3925
3926 return (rval);
3927 }
3928
3929 /*
3930 * qla2x00_find_new_loop_id
3931 * Scan through our port list and find a new usable loop ID.
3932 *
3933 * Input:
3934 * ha: adapter state pointer.
3935 * dev: port structure pointer.
3936 *
3937 * Returns:
3938 * qla2x00 local function return status code.
3939 *
3940 * Context:
3941 * Kernel context.
3942 */
3943 int
3944 qla2x00_find_new_loop_id(scsi_qla_host_t *vha, fc_port_t *dev)
3945 {
3946 int rval;
3947 struct qla_hw_data *ha = vha->hw;
3948 unsigned long flags = 0;
3949
3950 rval = QLA_SUCCESS;
3951
3952 spin_lock_irqsave(&ha->vport_slock, flags);
3953
3954 dev->loop_id = find_first_zero_bit(ha->loop_id_map,
3955 LOOPID_MAP_SIZE);
3956 if (dev->loop_id >= LOOPID_MAP_SIZE ||
3957 qla2x00_is_reserved_id(vha, dev->loop_id)) {
3958 dev->loop_id = FC_NO_LOOP_ID;
3959 rval = QLA_FUNCTION_FAILED;
3960 } else
3961 set_bit(dev->loop_id, ha->loop_id_map);
3962
3963 spin_unlock_irqrestore(&ha->vport_slock, flags);
3964
3965 if (rval == QLA_SUCCESS)
3966 ql_dbg(ql_dbg_disc, dev->vha, 0x2086,
3967 "Assigning new loopid=%x, portid=%x.\n",
3968 dev->loop_id, dev->d_id.b24);
3969 else
3970 ql_log(ql_log_warn, dev->vha, 0x2087,
3971 "No loop_id's available, portid=%x.\n",
3972 dev->d_id.b24);
3973
3974 return (rval);
3975 }
3976
3977 /*
3978 * qla2x00_fabric_dev_login
3979 * Login fabric target device and update FC port database.
3980 *
3981 * Input:
3982 * ha: adapter state pointer.
3983 * fcport: port structure list pointer.
3984 * next_loopid: contains value of a new loop ID that can be used
3985 * by the next login attempt.
3986 *
3987 * Returns:
3988 * qla2x00 local function return status code.
3989 *
3990 * Context:
3991 * Kernel context.
3992 */
3993 static int
3994 qla2x00_fabric_dev_login(scsi_qla_host_t *vha, fc_port_t *fcport,
3995 uint16_t *next_loopid)
3996 {
3997 int rval;
3998 uint8_t opts;
3999 struct qla_hw_data *ha = vha->hw;
4000
4001 rval = QLA_SUCCESS;
4002
4003 if (IS_ALOGIO_CAPABLE(ha)) {
4004 if (fcport->flags & FCF_ASYNC_SENT)
4005 return rval;
4006 fcport->flags |= FCF_ASYNC_SENT;
4007 rval = qla2x00_post_async_login_work(vha, fcport, NULL);
4008 if (!rval)
4009 return rval;
4010 }
4011
4012 fcport->flags &= ~FCF_ASYNC_SENT;
4013 rval = qla2x00_fabric_login(vha, fcport, next_loopid);
4014 if (rval == QLA_SUCCESS) {
4015 /* Send an ADISC to FCP2 devices.*/
4016 opts = 0;
4017 if (fcport->flags & FCF_FCP2_DEVICE)
4018 opts |= BIT_1;
4019 rval = qla2x00_get_port_database(vha, fcport, opts);
4020 if (rval != QLA_SUCCESS) {
4021 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
4022 fcport->d_id.b.domain, fcport->d_id.b.area,
4023 fcport->d_id.b.al_pa);
4024 qla2x00_mark_device_lost(vha, fcport, 1, 0);
4025 } else {
4026 qla2x00_update_fcport(vha, fcport);
4027 }
4028 } else {
4029 /* Retry Login. */
4030 qla2x00_mark_device_lost(vha, fcport, 1, 0);
4031 }
4032
4033 return (rval);
4034 }
4035
4036 /*
4037 * qla2x00_fabric_login
4038 * Issue fabric login command.
4039 *
4040 * Input:
4041 * ha = adapter block pointer.
4042 * device = pointer to FC device type structure.
4043 *
4044 * Returns:
4045 * 0 - Login successfully
4046 * 1 - Login failed
4047 * 2 - Initiator device
4048 * 3 - Fatal error
4049 */
4050 int
4051 qla2x00_fabric_login(scsi_qla_host_t *vha, fc_port_t *fcport,
4052 uint16_t *next_loopid)
4053 {
4054 int rval;
4055 int retry;
4056 uint16_t tmp_loopid;
4057 uint16_t mb[MAILBOX_REGISTER_COUNT];
4058 struct qla_hw_data *ha = vha->hw;
4059
4060 retry = 0;
4061 tmp_loopid = 0;
4062
4063 for (;;) {
4064 ql_dbg(ql_dbg_disc, vha, 0x2000,
4065 "Trying Fabric Login w/loop id 0x%04x for port "
4066 "%02x%02x%02x.\n",
4067 fcport->loop_id, fcport->d_id.b.domain,
4068 fcport->d_id.b.area, fcport->d_id.b.al_pa);
4069
4070 /* Login fcport on switch. */
4071 rval = ha->isp_ops->fabric_login(vha, fcport->loop_id,
4072 fcport->d_id.b.domain, fcport->d_id.b.area,
4073 fcport->d_id.b.al_pa, mb, BIT_0);
4074 if (rval != QLA_SUCCESS) {
4075 return rval;
4076 }
4077 if (mb[0] == MBS_PORT_ID_USED) {
4078 /*
4079 * Device has another loop ID. The firmware team
4080 * recommends the driver perform an implicit login with
4081 * the specified ID again. The ID we just used is save
4082 * here so we return with an ID that can be tried by
4083 * the next login.
4084 */
4085 retry++;
4086 tmp_loopid = fcport->loop_id;
4087 fcport->loop_id = mb[1];
4088
4089 ql_dbg(ql_dbg_disc, vha, 0x2001,
4090 "Fabric Login: port in use - next loop "
4091 "id=0x%04x, port id= %02x%02x%02x.\n",
4092 fcport->loop_id, fcport->d_id.b.domain,
4093 fcport->d_id.b.area, fcport->d_id.b.al_pa);
4094
4095 } else if (mb[0] == MBS_COMMAND_COMPLETE) {
4096 /*
4097 * Login succeeded.
4098 */
4099 if (retry) {
4100 /* A retry occurred before. */
4101 *next_loopid = tmp_loopid;
4102 } else {
4103 /*
4104 * No retry occurred before. Just increment the
4105 * ID value for next login.
4106 */
4107 *next_loopid = (fcport->loop_id + 1);
4108 }
4109
4110 if (mb[1] & BIT_0) {
4111 fcport->port_type = FCT_INITIATOR;
4112 } else {
4113 fcport->port_type = FCT_TARGET;
4114 if (mb[1] & BIT_1) {
4115 fcport->flags |= FCF_FCP2_DEVICE;
4116 }
4117 }
4118
4119 if (mb[10] & BIT_0)
4120 fcport->supported_classes |= FC_COS_CLASS2;
4121 if (mb[10] & BIT_1)
4122 fcport->supported_classes |= FC_COS_CLASS3;
4123
4124 if (IS_FWI2_CAPABLE(ha)) {
4125 if (mb[10] & BIT_7)
4126 fcport->flags |=
4127 FCF_CONF_COMP_SUPPORTED;
4128 }
4129
4130 rval = QLA_SUCCESS;
4131 break;
4132 } else if (mb[0] == MBS_LOOP_ID_USED) {
4133 /*
4134 * Loop ID already used, try next loop ID.
4135 */
4136 fcport->loop_id++;
4137 rval = qla2x00_find_new_loop_id(vha, fcport);
4138 if (rval != QLA_SUCCESS) {
4139 /* Ran out of loop IDs to use */
4140 break;
4141 }
4142 } else if (mb[0] == MBS_COMMAND_ERROR) {
4143 /*
4144 * Firmware possibly timed out during login. If NO
4145 * retries are left to do then the device is declared
4146 * dead.
4147 */
4148 *next_loopid = fcport->loop_id;
4149 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
4150 fcport->d_id.b.domain, fcport->d_id.b.area,
4151 fcport->d_id.b.al_pa);
4152 qla2x00_mark_device_lost(vha, fcport, 1, 0);
4153
4154 rval = 1;
4155 break;
4156 } else {
4157 /*
4158 * unrecoverable / not handled error
4159 */
4160 ql_dbg(ql_dbg_disc, vha, 0x2002,
4161 "Failed=%x port_id=%02x%02x%02x loop_id=%x "
4162 "jiffies=%lx.\n", mb[0], fcport->d_id.b.domain,
4163 fcport->d_id.b.area, fcport->d_id.b.al_pa,
4164 fcport->loop_id, jiffies);
4165
4166 *next_loopid = fcport->loop_id;
4167 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
4168 fcport->d_id.b.domain, fcport->d_id.b.area,
4169 fcport->d_id.b.al_pa);
4170 qla2x00_clear_loop_id(fcport);
4171 fcport->login_retry = 0;
4172
4173 rval = 3;
4174 break;
4175 }
4176 }
4177
4178 return (rval);
4179 }
4180
4181 /*
4182 * qla2x00_local_device_login
4183 * Issue local device login command.
4184 *
4185 * Input:
4186 * ha = adapter block pointer.
4187 * loop_id = loop id of device to login to.
4188 *
4189 * Returns (Where's the #define!!!!):
4190 * 0 - Login successfully
4191 * 1 - Login failed
4192 * 3 - Fatal error
4193 */
4194 int
4195 qla2x00_local_device_login(scsi_qla_host_t *vha, fc_port_t *fcport)
4196 {
4197 int rval;
4198 uint16_t mb[MAILBOX_REGISTER_COUNT];
4199
4200 memset(mb, 0, sizeof(mb));
4201 rval = qla2x00_login_local_device(vha, fcport, mb, BIT_0);
4202 if (rval == QLA_SUCCESS) {
4203 /* Interrogate mailbox registers for any errors */
4204 if (mb[0] == MBS_COMMAND_ERROR)
4205 rval = 1;
4206 else if (mb[0] == MBS_COMMAND_PARAMETER_ERROR)
4207 /* device not in PCB table */
4208 rval = 3;
4209 }
4210
4211 return (rval);
4212 }
4213
4214 /*
4215 * qla2x00_loop_resync
4216 * Resync with fibre channel devices.
4217 *
4218 * Input:
4219 * ha = adapter block pointer.
4220 *
4221 * Returns:
4222 * 0 = success
4223 */
4224 int
4225 qla2x00_loop_resync(scsi_qla_host_t *vha)
4226 {
4227 int rval = QLA_SUCCESS;
4228 uint32_t wait_time;
4229 struct req_que *req;
4230 struct rsp_que *rsp;
4231
4232 if (vha->hw->flags.cpu_affinity_enabled)
4233 req = vha->hw->req_q_map[0];
4234 else
4235 req = vha->req;
4236 rsp = req->rsp;
4237
4238 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
4239 if (vha->flags.online) {
4240 if (!(rval = qla2x00_fw_ready(vha))) {
4241 /* Wait at most MAX_TARGET RSCNs for a stable link. */
4242 wait_time = 256;
4243 do {
4244 if (!IS_QLAFX00(vha->hw)) {
4245 /*
4246 * Issue a marker after FW becomes
4247 * ready.
4248 */
4249 qla2x00_marker(vha, req, rsp, 0, 0,
4250 MK_SYNC_ALL);
4251 vha->marker_needed = 0;
4252 }
4253
4254 /* Remap devices on Loop. */
4255 clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
4256
4257 if (IS_QLAFX00(vha->hw))
4258 qlafx00_configure_devices(vha);
4259 else
4260 qla2x00_configure_loop(vha);
4261
4262 wait_time--;
4263 } while (!atomic_read(&vha->loop_down_timer) &&
4264 !(test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
4265 && wait_time && (test_bit(LOOP_RESYNC_NEEDED,
4266 &vha->dpc_flags)));
4267 }
4268 }
4269
4270 if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
4271 return (QLA_FUNCTION_FAILED);
4272
4273 if (rval)
4274 ql_dbg(ql_dbg_disc, vha, 0x206c,
4275 "%s *** FAILED ***.\n", __func__);
4276
4277 return (rval);
4278 }
4279
4280 /*
4281 * qla2x00_perform_loop_resync
4282 * Description: This function will set the appropriate flags and call
4283 * qla2x00_loop_resync. If successful loop will be resynced
4284 * Arguments : scsi_qla_host_t pointer
4285 * returm : Success or Failure
4286 */
4287
4288 int qla2x00_perform_loop_resync(scsi_qla_host_t *ha)
4289 {
4290 int32_t rval = 0;
4291
4292 if (!test_and_set_bit(LOOP_RESYNC_ACTIVE, &ha->dpc_flags)) {
4293 /*Configure the flags so that resync happens properly*/
4294 atomic_set(&ha->loop_down_timer, 0);
4295 if (!(ha->device_flags & DFLG_NO_CABLE)) {
4296 atomic_set(&ha->loop_state, LOOP_UP);
4297 set_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags);
4298 set_bit(REGISTER_FC4_NEEDED, &ha->dpc_flags);
4299 set_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags);
4300
4301 rval = qla2x00_loop_resync(ha);
4302 } else
4303 atomic_set(&ha->loop_state, LOOP_DEAD);
4304
4305 clear_bit(LOOP_RESYNC_ACTIVE, &ha->dpc_flags);
4306 }
4307
4308 return rval;
4309 }
4310
4311 void
4312 qla2x00_update_fcports(scsi_qla_host_t *base_vha)
4313 {
4314 fc_port_t *fcport;
4315 struct scsi_qla_host *vha;
4316 struct qla_hw_data *ha = base_vha->hw;
4317 unsigned long flags;
4318
4319 spin_lock_irqsave(&ha->vport_slock, flags);
4320 /* Go with deferred removal of rport references. */
4321 list_for_each_entry(vha, &base_vha->hw->vp_list, list) {
4322 atomic_inc(&vha->vref_count);
4323 list_for_each_entry(fcport, &vha->vp_fcports, list) {
4324 if (fcport->drport &&
4325 atomic_read(&fcport->state) != FCS_UNCONFIGURED) {
4326 spin_unlock_irqrestore(&ha->vport_slock, flags);
4327 qla2x00_rport_del(fcport);
4328
4329 /*
4330 * Release the target mode FC NEXUS in
4331 * qla_target.c, if target mod is enabled.
4332 */
4333 qlt_fc_port_deleted(vha, fcport,
4334 base_vha->total_fcport_update_gen);
4335
4336 spin_lock_irqsave(&ha->vport_slock, flags);
4337 }
4338 }
4339 atomic_dec(&vha->vref_count);
4340 }
4341 spin_unlock_irqrestore(&ha->vport_slock, flags);
4342 }
4343
4344 /* Assumes idc_lock always held on entry */
4345 void
4346 qla83xx_reset_ownership(scsi_qla_host_t *vha)
4347 {
4348 struct qla_hw_data *ha = vha->hw;
4349 uint32_t drv_presence, drv_presence_mask;
4350 uint32_t dev_part_info1, dev_part_info2, class_type;
4351 uint32_t class_type_mask = 0x3;
4352 uint16_t fcoe_other_function = 0xffff, i;
4353
4354 if (IS_QLA8044(ha)) {
4355 drv_presence = qla8044_rd_direct(vha,
4356 QLA8044_CRB_DRV_ACTIVE_INDEX);
4357 dev_part_info1 = qla8044_rd_direct(vha,
4358 QLA8044_CRB_DEV_PART_INFO_INDEX);
4359 dev_part_info2 = qla8044_rd_direct(vha,
4360 QLA8044_CRB_DEV_PART_INFO2);
4361 } else {
4362 qla83xx_rd_reg(vha, QLA83XX_IDC_DRV_PRESENCE, &drv_presence);
4363 qla83xx_rd_reg(vha, QLA83XX_DEV_PARTINFO1, &dev_part_info1);
4364 qla83xx_rd_reg(vha, QLA83XX_DEV_PARTINFO2, &dev_part_info2);
4365 }
4366 for (i = 0; i < 8; i++) {
4367 class_type = ((dev_part_info1 >> (i * 4)) & class_type_mask);
4368 if ((class_type == QLA83XX_CLASS_TYPE_FCOE) &&
4369 (i != ha->portnum)) {
4370 fcoe_other_function = i;
4371 break;
4372 }
4373 }
4374 if (fcoe_other_function == 0xffff) {
4375 for (i = 0; i < 8; i++) {
4376 class_type = ((dev_part_info2 >> (i * 4)) &
4377 class_type_mask);
4378 if ((class_type == QLA83XX_CLASS_TYPE_FCOE) &&
4379 ((i + 8) != ha->portnum)) {
4380 fcoe_other_function = i + 8;
4381 break;
4382 }
4383 }
4384 }
4385 /*
4386 * Prepare drv-presence mask based on fcoe functions present.
4387 * However consider only valid physical fcoe function numbers (0-15).
4388 */
4389 drv_presence_mask = ~((1 << (ha->portnum)) |
4390 ((fcoe_other_function == 0xffff) ?
4391 0 : (1 << (fcoe_other_function))));
4392
4393 /* We are the reset owner iff:
4394 * - No other protocol drivers present.
4395 * - This is the lowest among fcoe functions. */
4396 if (!(drv_presence & drv_presence_mask) &&
4397 (ha->portnum < fcoe_other_function)) {
4398 ql_dbg(ql_dbg_p3p, vha, 0xb07f,
4399 "This host is Reset owner.\n");
4400 ha->flags.nic_core_reset_owner = 1;
4401 }
4402 }
4403
4404 static int
4405 __qla83xx_set_drv_ack(scsi_qla_host_t *vha)
4406 {
4407 int rval = QLA_SUCCESS;
4408 struct qla_hw_data *ha = vha->hw;
4409 uint32_t drv_ack;
4410
4411 rval = qla83xx_rd_reg(vha, QLA83XX_IDC_DRIVER_ACK, &drv_ack);
4412 if (rval == QLA_SUCCESS) {
4413 drv_ack |= (1 << ha->portnum);
4414 rval = qla83xx_wr_reg(vha, QLA83XX_IDC_DRIVER_ACK, drv_ack);
4415 }
4416
4417 return rval;
4418 }
4419
4420 static int
4421 __qla83xx_clear_drv_ack(scsi_qla_host_t *vha)
4422 {
4423 int rval = QLA_SUCCESS;
4424 struct qla_hw_data *ha = vha->hw;
4425 uint32_t drv_ack;
4426
4427 rval = qla83xx_rd_reg(vha, QLA83XX_IDC_DRIVER_ACK, &drv_ack);
4428 if (rval == QLA_SUCCESS) {
4429 drv_ack &= ~(1 << ha->portnum);
4430 rval = qla83xx_wr_reg(vha, QLA83XX_IDC_DRIVER_ACK, drv_ack);
4431 }
4432
4433 return rval;
4434 }
4435
4436 static const char *
4437 qla83xx_dev_state_to_string(uint32_t dev_state)
4438 {
4439 switch (dev_state) {
4440 case QLA8XXX_DEV_COLD:
4441 return "COLD/RE-INIT";
4442 case QLA8XXX_DEV_INITIALIZING:
4443 return "INITIALIZING";
4444 case QLA8XXX_DEV_READY:
4445 return "READY";
4446 case QLA8XXX_DEV_NEED_RESET:
4447 return "NEED RESET";
4448 case QLA8XXX_DEV_NEED_QUIESCENT:
4449 return "NEED QUIESCENT";
4450 case QLA8XXX_DEV_FAILED:
4451 return "FAILED";
4452 case QLA8XXX_DEV_QUIESCENT:
4453 return "QUIESCENT";
4454 default:
4455 return "Unknown";
4456 }
4457 }
4458
4459 /* Assumes idc-lock always held on entry */
4460 void
4461 qla83xx_idc_audit(scsi_qla_host_t *vha, int audit_type)
4462 {
4463 struct qla_hw_data *ha = vha->hw;
4464 uint32_t idc_audit_reg = 0, duration_secs = 0;
4465
4466 switch (audit_type) {
4467 case IDC_AUDIT_TIMESTAMP:
4468 ha->idc_audit_ts = (jiffies_to_msecs(jiffies) / 1000);
4469 idc_audit_reg = (ha->portnum) |
4470 (IDC_AUDIT_TIMESTAMP << 7) | (ha->idc_audit_ts << 8);
4471 qla83xx_wr_reg(vha, QLA83XX_IDC_AUDIT, idc_audit_reg);
4472 break;
4473
4474 case IDC_AUDIT_COMPLETION:
4475 duration_secs = ((jiffies_to_msecs(jiffies) -
4476 jiffies_to_msecs(ha->idc_audit_ts)) / 1000);
4477 idc_audit_reg = (ha->portnum) |
4478 (IDC_AUDIT_COMPLETION << 7) | (duration_secs << 8);
4479 qla83xx_wr_reg(vha, QLA83XX_IDC_AUDIT, idc_audit_reg);
4480 break;
4481
4482 default:
4483 ql_log(ql_log_warn, vha, 0xb078,
4484 "Invalid audit type specified.\n");
4485 break;
4486 }
4487 }
4488
4489 /* Assumes idc_lock always held on entry */
4490 static int
4491 qla83xx_initiating_reset(scsi_qla_host_t *vha)
4492 {
4493 struct qla_hw_data *ha = vha->hw;
4494 uint32_t idc_control, dev_state;
4495
4496 __qla83xx_get_idc_control(vha, &idc_control);
4497 if ((idc_control & QLA83XX_IDC_RESET_DISABLED)) {
4498 ql_log(ql_log_info, vha, 0xb080,
4499 "NIC Core reset has been disabled. idc-control=0x%x\n",
4500 idc_control);
4501 return QLA_FUNCTION_FAILED;
4502 }
4503
4504 /* Set NEED-RESET iff in READY state and we are the reset-owner */
4505 qla83xx_rd_reg(vha, QLA83XX_IDC_DEV_STATE, &dev_state);
4506 if (ha->flags.nic_core_reset_owner && dev_state == QLA8XXX_DEV_READY) {
4507 qla83xx_wr_reg(vha, QLA83XX_IDC_DEV_STATE,
4508 QLA8XXX_DEV_NEED_RESET);
4509 ql_log(ql_log_info, vha, 0xb056, "HW State: NEED RESET.\n");
4510 qla83xx_idc_audit(vha, IDC_AUDIT_TIMESTAMP);
4511 } else {
4512 const char *state = qla83xx_dev_state_to_string(dev_state);
4513 ql_log(ql_log_info, vha, 0xb057, "HW State: %s.\n", state);
4514
4515 /* SV: XXX: Is timeout required here? */
4516 /* Wait for IDC state change READY -> NEED_RESET */
4517 while (dev_state == QLA8XXX_DEV_READY) {
4518 qla83xx_idc_unlock(vha, 0);
4519 msleep(200);
4520 qla83xx_idc_lock(vha, 0);
4521 qla83xx_rd_reg(vha, QLA83XX_IDC_DEV_STATE, &dev_state);
4522 }
4523 }
4524
4525 /* Send IDC ack by writing to drv-ack register */
4526 __qla83xx_set_drv_ack(vha);
4527
4528 return QLA_SUCCESS;
4529 }
4530
4531 int
4532 __qla83xx_set_idc_control(scsi_qla_host_t *vha, uint32_t idc_control)
4533 {
4534 return qla83xx_wr_reg(vha, QLA83XX_IDC_CONTROL, idc_control);
4535 }
4536
4537 int
4538 __qla83xx_get_idc_control(scsi_qla_host_t *vha, uint32_t *idc_control)
4539 {
4540 return qla83xx_rd_reg(vha, QLA83XX_IDC_CONTROL, idc_control);
4541 }
4542
4543 static int
4544 qla83xx_check_driver_presence(scsi_qla_host_t *vha)
4545 {
4546 uint32_t drv_presence = 0;
4547 struct qla_hw_data *ha = vha->hw;
4548
4549 qla83xx_rd_reg(vha, QLA83XX_IDC_DRV_PRESENCE, &drv_presence);
4550 if (drv_presence & (1 << ha->portnum))
4551 return QLA_SUCCESS;
4552 else
4553 return QLA_TEST_FAILED;
4554 }
4555
4556 int
4557 qla83xx_nic_core_reset(scsi_qla_host_t *vha)
4558 {
4559 int rval = QLA_SUCCESS;
4560 struct qla_hw_data *ha = vha->hw;
4561
4562 ql_dbg(ql_dbg_p3p, vha, 0xb058,
4563 "Entered %s().\n", __func__);
4564
4565 if (vha->device_flags & DFLG_DEV_FAILED) {
4566 ql_log(ql_log_warn, vha, 0xb059,
4567 "Device in unrecoverable FAILED state.\n");
4568 return QLA_FUNCTION_FAILED;
4569 }
4570
4571 qla83xx_idc_lock(vha, 0);
4572
4573 if (qla83xx_check_driver_presence(vha) != QLA_SUCCESS) {
4574 ql_log(ql_log_warn, vha, 0xb05a,
4575 "Function=0x%x has been removed from IDC participation.\n",
4576 ha->portnum);
4577 rval = QLA_FUNCTION_FAILED;
4578 goto exit;
4579 }
4580
4581 qla83xx_reset_ownership(vha);
4582
4583 rval = qla83xx_initiating_reset(vha);
4584
4585 /*
4586 * Perform reset if we are the reset-owner,
4587 * else wait till IDC state changes to READY/FAILED.
4588 */
4589 if (rval == QLA_SUCCESS) {
4590 rval = qla83xx_idc_state_handler(vha);
4591
4592 if (rval == QLA_SUCCESS)
4593 ha->flags.nic_core_hung = 0;
4594 __qla83xx_clear_drv_ack(vha);
4595 }
4596
4597 exit:
4598 qla83xx_idc_unlock(vha, 0);
4599
4600 ql_dbg(ql_dbg_p3p, vha, 0xb05b, "Exiting %s.\n", __func__);
4601
4602 return rval;
4603 }
4604
4605 int
4606 qla2xxx_mctp_dump(scsi_qla_host_t *vha)
4607 {
4608 struct qla_hw_data *ha = vha->hw;
4609 int rval = QLA_FUNCTION_FAILED;
4610
4611 if (!IS_MCTP_CAPABLE(ha)) {
4612 /* This message can be removed from the final version */
4613 ql_log(ql_log_info, vha, 0x506d,
4614 "This board is not MCTP capable\n");
4615 return rval;
4616 }
4617
4618 if (!ha->mctp_dump) {
4619 ha->mctp_dump = dma_alloc_coherent(&ha->pdev->dev,
4620 MCTP_DUMP_SIZE, &ha->mctp_dump_dma, GFP_KERNEL);
4621
4622 if (!ha->mctp_dump) {
4623 ql_log(ql_log_warn, vha, 0x506e,
4624 "Failed to allocate memory for mctp dump\n");
4625 return rval;
4626 }
4627 }
4628
4629 #define MCTP_DUMP_STR_ADDR 0x00000000
4630 rval = qla2x00_dump_mctp_data(vha, ha->mctp_dump_dma,
4631 MCTP_DUMP_STR_ADDR, MCTP_DUMP_SIZE/4);
4632 if (rval != QLA_SUCCESS) {
4633 ql_log(ql_log_warn, vha, 0x506f,
4634 "Failed to capture mctp dump\n");
4635 } else {
4636 ql_log(ql_log_info, vha, 0x5070,
4637 "Mctp dump capture for host (%ld/%p).\n",
4638 vha->host_no, ha->mctp_dump);
4639 ha->mctp_dumped = 1;
4640 }
4641
4642 if (!ha->flags.nic_core_reset_hdlr_active && !ha->portnum) {
4643 ha->flags.nic_core_reset_hdlr_active = 1;
4644 rval = qla83xx_restart_nic_firmware(vha);
4645 if (rval)
4646 /* NIC Core reset failed. */
4647 ql_log(ql_log_warn, vha, 0x5071,
4648 "Failed to restart nic firmware\n");
4649 else
4650 ql_dbg(ql_dbg_p3p, vha, 0xb084,
4651 "Restarted NIC firmware successfully.\n");
4652 ha->flags.nic_core_reset_hdlr_active = 0;
4653 }
4654
4655 return rval;
4656
4657 }
4658
4659 /*
4660 * qla2x00_quiesce_io
4661 * Description: This function will block the new I/Os
4662 * Its not aborting any I/Os as context
4663 * is not destroyed during quiescence
4664 * Arguments: scsi_qla_host_t
4665 * return : void
4666 */
4667 void
4668 qla2x00_quiesce_io(scsi_qla_host_t *vha)
4669 {
4670 struct qla_hw_data *ha = vha->hw;
4671 struct scsi_qla_host *vp;
4672
4673 ql_dbg(ql_dbg_dpc, vha, 0x401d,
4674 "Quiescing I/O - ha=%p.\n", ha);
4675
4676 atomic_set(&ha->loop_down_timer, LOOP_DOWN_TIME);
4677 if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
4678 atomic_set(&vha->loop_state, LOOP_DOWN);
4679 qla2x00_mark_all_devices_lost(vha, 0);
4680 list_for_each_entry(vp, &ha->vp_list, list)
4681 qla2x00_mark_all_devices_lost(vp, 0);
4682 } else {
4683 if (!atomic_read(&vha->loop_down_timer))
4684 atomic_set(&vha->loop_down_timer,
4685 LOOP_DOWN_TIME);
4686 }
4687 /* Wait for pending cmds to complete */
4688 qla2x00_eh_wait_for_pending_commands(vha, 0, 0, WAIT_HOST);
4689 }
4690
4691 void
4692 qla2x00_abort_isp_cleanup(scsi_qla_host_t *vha)
4693 {
4694 struct qla_hw_data *ha = vha->hw;
4695 struct scsi_qla_host *vp;
4696 unsigned long flags;
4697 fc_port_t *fcport;
4698
4699 /* For ISP82XX, driver waits for completion of the commands.
4700 * online flag should be set.
4701 */
4702 if (!(IS_P3P_TYPE(ha)))
4703 vha->flags.online = 0;
4704 ha->flags.chip_reset_done = 0;
4705 clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
4706 vha->qla_stats.total_isp_aborts++;
4707
4708 ql_log(ql_log_info, vha, 0x00af,
4709 "Performing ISP error recovery - ha=%p.\n", ha);
4710
4711 /* For ISP82XX, reset_chip is just disabling interrupts.
4712 * Driver waits for the completion of the commands.
4713 * the interrupts need to be enabled.
4714 */
4715 if (!(IS_P3P_TYPE(ha)))
4716 ha->isp_ops->reset_chip(vha);
4717
4718 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
4719 if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
4720 atomic_set(&vha->loop_state, LOOP_DOWN);
4721 qla2x00_mark_all_devices_lost(vha, 0);
4722
4723 spin_lock_irqsave(&ha->vport_slock, flags);
4724 list_for_each_entry(vp, &ha->vp_list, list) {
4725 atomic_inc(&vp->vref_count);
4726 spin_unlock_irqrestore(&ha->vport_slock, flags);
4727
4728 qla2x00_mark_all_devices_lost(vp, 0);
4729
4730 spin_lock_irqsave(&ha->vport_slock, flags);
4731 atomic_dec(&vp->vref_count);
4732 }
4733 spin_unlock_irqrestore(&ha->vport_slock, flags);
4734 } else {
4735 if (!atomic_read(&vha->loop_down_timer))
4736 atomic_set(&vha->loop_down_timer,
4737 LOOP_DOWN_TIME);
4738 }
4739
4740 /* Clear all async request states across all VPs. */
4741 list_for_each_entry(fcport, &vha->vp_fcports, list)
4742 fcport->flags &= ~(FCF_LOGIN_NEEDED | FCF_ASYNC_SENT);
4743 spin_lock_irqsave(&ha->vport_slock, flags);
4744 list_for_each_entry(vp, &ha->vp_list, list) {
4745 atomic_inc(&vp->vref_count);
4746 spin_unlock_irqrestore(&ha->vport_slock, flags);
4747
4748 list_for_each_entry(fcport, &vp->vp_fcports, list)
4749 fcport->flags &= ~(FCF_LOGIN_NEEDED | FCF_ASYNC_SENT);
4750
4751 spin_lock_irqsave(&ha->vport_slock, flags);
4752 atomic_dec(&vp->vref_count);
4753 }
4754 spin_unlock_irqrestore(&ha->vport_slock, flags);
4755
4756 if (!ha->flags.eeh_busy) {
4757 /* Make sure for ISP 82XX IO DMA is complete */
4758 if (IS_P3P_TYPE(ha)) {
4759 qla82xx_chip_reset_cleanup(vha);
4760 ql_log(ql_log_info, vha, 0x00b4,
4761 "Done chip reset cleanup.\n");
4762
4763 /* Done waiting for pending commands.
4764 * Reset the online flag.
4765 */
4766 vha->flags.online = 0;
4767 }
4768
4769 /* Requeue all commands in outstanding command list. */
4770 qla2x00_abort_all_cmds(vha, DID_RESET << 16);
4771 }
4772
4773 ha->chip_reset++;
4774 /* memory barrier */
4775 wmb();
4776 }
4777
4778 /*
4779 * qla2x00_abort_isp
4780 * Resets ISP and aborts all outstanding commands.
4781 *
4782 * Input:
4783 * ha = adapter block pointer.
4784 *
4785 * Returns:
4786 * 0 = success
4787 */
4788 int
4789 qla2x00_abort_isp(scsi_qla_host_t *vha)
4790 {
4791 int rval;
4792 uint8_t status = 0;
4793 struct qla_hw_data *ha = vha->hw;
4794 struct scsi_qla_host *vp;
4795 struct req_que *req = ha->req_q_map[0];
4796 unsigned long flags;
4797
4798 if (vha->flags.online) {
4799 qla2x00_abort_isp_cleanup(vha);
4800
4801 if (IS_QLA8031(ha)) {
4802 ql_dbg(ql_dbg_p3p, vha, 0xb05c,
4803 "Clearing fcoe driver presence.\n");
4804 if (qla83xx_clear_drv_presence(vha) != QLA_SUCCESS)
4805 ql_dbg(ql_dbg_p3p, vha, 0xb073,
4806 "Error while clearing DRV-Presence.\n");
4807 }
4808
4809 if (unlikely(pci_channel_offline(ha->pdev) &&
4810 ha->flags.pci_channel_io_perm_failure)) {
4811 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
4812 status = 0;
4813 return status;
4814 }
4815
4816 ha->isp_ops->get_flash_version(vha, req->ring);
4817
4818 ha->isp_ops->nvram_config(vha);
4819
4820 if (!qla2x00_restart_isp(vha)) {
4821 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
4822
4823 if (!atomic_read(&vha->loop_down_timer)) {
4824 /*
4825 * Issue marker command only when we are going
4826 * to start the I/O .
4827 */
4828 vha->marker_needed = 1;
4829 }
4830
4831 vha->flags.online = 1;
4832
4833 ha->isp_ops->enable_intrs(ha);
4834
4835 ha->isp_abort_cnt = 0;
4836 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
4837
4838 if (IS_QLA81XX(ha) || IS_QLA8031(ha))
4839 qla2x00_get_fw_version(vha);
4840 if (ha->fce) {
4841 ha->flags.fce_enabled = 1;
4842 memset(ha->fce, 0,
4843 fce_calc_size(ha->fce_bufs));
4844 rval = qla2x00_enable_fce_trace(vha,
4845 ha->fce_dma, ha->fce_bufs, ha->fce_mb,
4846 &ha->fce_bufs);
4847 if (rval) {
4848 ql_log(ql_log_warn, vha, 0x8033,
4849 "Unable to reinitialize FCE "
4850 "(%d).\n", rval);
4851 ha->flags.fce_enabled = 0;
4852 }
4853 }
4854
4855 if (ha->eft) {
4856 memset(ha->eft, 0, EFT_SIZE);
4857 rval = qla2x00_enable_eft_trace(vha,
4858 ha->eft_dma, EFT_NUM_BUFFERS);
4859 if (rval) {
4860 ql_log(ql_log_warn, vha, 0x8034,
4861 "Unable to reinitialize EFT "
4862 "(%d).\n", rval);
4863 }
4864 }
4865 } else { /* failed the ISP abort */
4866 vha->flags.online = 1;
4867 if (test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
4868 if (ha->isp_abort_cnt == 0) {
4869 ql_log(ql_log_fatal, vha, 0x8035,
4870 "ISP error recover failed - "
4871 "board disabled.\n");
4872 /*
4873 * The next call disables the board
4874 * completely.
4875 */
4876 ha->isp_ops->reset_adapter(vha);
4877 vha->flags.online = 0;
4878 clear_bit(ISP_ABORT_RETRY,
4879 &vha->dpc_flags);
4880 status = 0;
4881 } else { /* schedule another ISP abort */
4882 ha->isp_abort_cnt--;
4883 ql_dbg(ql_dbg_taskm, vha, 0x8020,
4884 "ISP abort - retry remaining %d.\n",
4885 ha->isp_abort_cnt);
4886 status = 1;
4887 }
4888 } else {
4889 ha->isp_abort_cnt = MAX_RETRIES_OF_ISP_ABORT;
4890 ql_dbg(ql_dbg_taskm, vha, 0x8021,
4891 "ISP error recovery - retrying (%d) "
4892 "more times.\n", ha->isp_abort_cnt);
4893 set_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
4894 status = 1;
4895 }
4896 }
4897
4898 }
4899
4900 if (!status) {
4901 ql_dbg(ql_dbg_taskm, vha, 0x8022, "%s succeeded.\n", __func__);
4902
4903 spin_lock_irqsave(&ha->vport_slock, flags);
4904 list_for_each_entry(vp, &ha->vp_list, list) {
4905 if (vp->vp_idx) {
4906 atomic_inc(&vp->vref_count);
4907 spin_unlock_irqrestore(&ha->vport_slock, flags);
4908
4909 qla2x00_vp_abort_isp(vp);
4910
4911 spin_lock_irqsave(&ha->vport_slock, flags);
4912 atomic_dec(&vp->vref_count);
4913 }
4914 }
4915 spin_unlock_irqrestore(&ha->vport_slock, flags);
4916
4917 if (IS_QLA8031(ha)) {
4918 ql_dbg(ql_dbg_p3p, vha, 0xb05d,
4919 "Setting back fcoe driver presence.\n");
4920 if (qla83xx_set_drv_presence(vha) != QLA_SUCCESS)
4921 ql_dbg(ql_dbg_p3p, vha, 0xb074,
4922 "Error while setting DRV-Presence.\n");
4923 }
4924 } else {
4925 ql_log(ql_log_warn, vha, 0x8023, "%s **** FAILED ****.\n",
4926 __func__);
4927 }
4928
4929 return(status);
4930 }
4931
4932 /*
4933 * qla2x00_restart_isp
4934 * restarts the ISP after a reset
4935 *
4936 * Input:
4937 * ha = adapter block pointer.
4938 *
4939 * Returns:
4940 * 0 = success
4941 */
4942 static int
4943 qla2x00_restart_isp(scsi_qla_host_t *vha)
4944 {
4945 int status = 0;
4946 struct qla_hw_data *ha = vha->hw;
4947 struct req_que *req = ha->req_q_map[0];
4948 struct rsp_que *rsp = ha->rsp_q_map[0];
4949
4950 /* If firmware needs to be loaded */
4951 if (qla2x00_isp_firmware(vha)) {
4952 vha->flags.online = 0;
4953 status = ha->isp_ops->chip_diag(vha);
4954 if (!status)
4955 status = qla2x00_setup_chip(vha);
4956 }
4957
4958 if (!status && !(status = qla2x00_init_rings(vha))) {
4959 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
4960 ha->flags.chip_reset_done = 1;
4961
4962 /* Initialize the queues in use */
4963 qla25xx_init_queues(ha);
4964
4965 status = qla2x00_fw_ready(vha);
4966 if (!status) {
4967 /* Issue a marker after FW becomes ready. */
4968 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL);
4969
4970 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
4971 }
4972
4973 /* if no cable then assume it's good */
4974 if ((vha->device_flags & DFLG_NO_CABLE))
4975 status = 0;
4976 }
4977 return (status);
4978 }
4979
4980 static int
4981 qla25xx_init_queues(struct qla_hw_data *ha)
4982 {
4983 struct rsp_que *rsp = NULL;
4984 struct req_que *req = NULL;
4985 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
4986 int ret = -1;
4987 int i;
4988
4989 for (i = 1; i < ha->max_rsp_queues; i++) {
4990 rsp = ha->rsp_q_map[i];
4991 if (rsp && test_bit(i, ha->rsp_qid_map)) {
4992 rsp->options &= ~BIT_0;
4993 ret = qla25xx_init_rsp_que(base_vha, rsp);
4994 if (ret != QLA_SUCCESS)
4995 ql_dbg(ql_dbg_init, base_vha, 0x00ff,
4996 "%s Rsp que: %d init failed.\n",
4997 __func__, rsp->id);
4998 else
4999 ql_dbg(ql_dbg_init, base_vha, 0x0100,
5000 "%s Rsp que: %d inited.\n",
5001 __func__, rsp->id);
5002 }
5003 }
5004 for (i = 1; i < ha->max_req_queues; i++) {
5005 req = ha->req_q_map[i];
5006 if (req && test_bit(i, ha->req_qid_map)) {
5007 /* Clear outstanding commands array. */
5008 req->options &= ~BIT_0;
5009 ret = qla25xx_init_req_que(base_vha, req);
5010 if (ret != QLA_SUCCESS)
5011 ql_dbg(ql_dbg_init, base_vha, 0x0101,
5012 "%s Req que: %d init failed.\n",
5013 __func__, req->id);
5014 else
5015 ql_dbg(ql_dbg_init, base_vha, 0x0102,
5016 "%s Req que: %d inited.\n",
5017 __func__, req->id);
5018 }
5019 }
5020 return ret;
5021 }
5022
5023 /*
5024 * qla2x00_reset_adapter
5025 * Reset adapter.
5026 *
5027 * Input:
5028 * ha = adapter block pointer.
5029 */
5030 void
5031 qla2x00_reset_adapter(scsi_qla_host_t *vha)
5032 {
5033 unsigned long flags = 0;
5034 struct qla_hw_data *ha = vha->hw;
5035 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
5036
5037 vha->flags.online = 0;
5038 ha->isp_ops->disable_intrs(ha);
5039
5040 spin_lock_irqsave(&ha->hardware_lock, flags);
5041 WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
5042 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
5043 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
5044 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
5045 spin_unlock_irqrestore(&ha->hardware_lock, flags);
5046 }
5047
5048 void
5049 qla24xx_reset_adapter(scsi_qla_host_t *vha)
5050 {
5051 unsigned long flags = 0;
5052 struct qla_hw_data *ha = vha->hw;
5053 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
5054
5055 if (IS_P3P_TYPE(ha))
5056 return;
5057
5058 vha->flags.online = 0;
5059 ha->isp_ops->disable_intrs(ha);
5060
5061 spin_lock_irqsave(&ha->hardware_lock, flags);
5062 WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_RESET);
5063 RD_REG_DWORD(&reg->hccr);
5064 WRT_REG_DWORD(&reg->hccr, HCCRX_REL_RISC_PAUSE);
5065 RD_REG_DWORD(&reg->hccr);
5066 spin_unlock_irqrestore(&ha->hardware_lock, flags);
5067
5068 if (IS_NOPOLLING_TYPE(ha))
5069 ha->isp_ops->enable_intrs(ha);
5070 }
5071
5072 /* On sparc systems, obtain port and node WWN from firmware
5073 * properties.
5074 */
5075 static void qla24xx_nvram_wwn_from_ofw(scsi_qla_host_t *vha,
5076 struct nvram_24xx *nv)
5077 {
5078 #ifdef CONFIG_SPARC
5079 struct qla_hw_data *ha = vha->hw;
5080 struct pci_dev *pdev = ha->pdev;
5081 struct device_node *dp = pci_device_to_OF_node(pdev);
5082 const u8 *val;
5083 int len;
5084
5085 val = of_get_property(dp, "port-wwn", &len);
5086 if (val && len >= WWN_SIZE)
5087 memcpy(nv->port_name, val, WWN_SIZE);
5088
5089 val = of_get_property(dp, "node-wwn", &len);
5090 if (val && len >= WWN_SIZE)
5091 memcpy(nv->node_name, val, WWN_SIZE);
5092 #endif
5093 }
5094
5095 int
5096 qla24xx_nvram_config(scsi_qla_host_t *vha)
5097 {
5098 int rval;
5099 struct init_cb_24xx *icb;
5100 struct nvram_24xx *nv;
5101 uint32_t *dptr;
5102 uint8_t *dptr1, *dptr2;
5103 uint32_t chksum;
5104 uint16_t cnt;
5105 struct qla_hw_data *ha = vha->hw;
5106
5107 rval = QLA_SUCCESS;
5108 icb = (struct init_cb_24xx *)ha->init_cb;
5109 nv = ha->nvram;
5110
5111 /* Determine NVRAM starting address. */
5112 if (ha->port_no == 0) {
5113 ha->nvram_base = FA_NVRAM_FUNC0_ADDR;
5114 ha->vpd_base = FA_NVRAM_VPD0_ADDR;
5115 } else {
5116 ha->nvram_base = FA_NVRAM_FUNC1_ADDR;
5117 ha->vpd_base = FA_NVRAM_VPD1_ADDR;
5118 }
5119
5120 ha->nvram_size = sizeof(struct nvram_24xx);
5121 ha->vpd_size = FA_NVRAM_VPD_SIZE;
5122
5123 /* Get VPD data into cache */
5124 ha->vpd = ha->nvram + VPD_OFFSET;
5125 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->vpd,
5126 ha->nvram_base - FA_NVRAM_FUNC0_ADDR, FA_NVRAM_VPD_SIZE * 4);
5127
5128 /* Get NVRAM data into cache and calculate checksum. */
5129 dptr = (uint32_t *)nv;
5130 ha->isp_ops->read_nvram(vha, (uint8_t *)dptr, ha->nvram_base,
5131 ha->nvram_size);
5132 for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++, dptr++)
5133 chksum += le32_to_cpu(*dptr);
5134
5135 ql_dbg(ql_dbg_init + ql_dbg_buffer, vha, 0x006a,
5136 "Contents of NVRAM\n");
5137 ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x010d,
5138 (uint8_t *)nv, ha->nvram_size);
5139
5140 /* Bad NVRAM data, set defaults parameters. */
5141 if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || nv->id[2] != 'P'
5142 || nv->id[3] != ' ' ||
5143 nv->nvram_version < cpu_to_le16(ICB_VERSION)) {
5144 /* Reset NVRAM data. */
5145 ql_log(ql_log_warn, vha, 0x006b,
5146 "Inconsistent NVRAM detected: checksum=0x%x id=%c "
5147 "version=0x%x.\n", chksum, nv->id[0], nv->nvram_version);
5148 ql_log(ql_log_warn, vha, 0x006c,
5149 "Falling back to functioning (yet invalid -- WWPN) "
5150 "defaults.\n");
5151
5152 /*
5153 * Set default initialization control block.
5154 */
5155 memset(nv, 0, ha->nvram_size);
5156 nv->nvram_version = cpu_to_le16(ICB_VERSION);
5157 nv->version = cpu_to_le16(ICB_VERSION);
5158 nv->frame_payload_size = 2048;
5159 nv->execution_throttle = cpu_to_le16(0xFFFF);
5160 nv->exchange_count = cpu_to_le16(0);
5161 nv->hard_address = cpu_to_le16(124);
5162 nv->port_name[0] = 0x21;
5163 nv->port_name[1] = 0x00 + ha->port_no + 1;
5164 nv->port_name[2] = 0x00;
5165 nv->port_name[3] = 0xe0;
5166 nv->port_name[4] = 0x8b;
5167 nv->port_name[5] = 0x1c;
5168 nv->port_name[6] = 0x55;
5169 nv->port_name[7] = 0x86;
5170 nv->node_name[0] = 0x20;
5171 nv->node_name[1] = 0x00;
5172 nv->node_name[2] = 0x00;
5173 nv->node_name[3] = 0xe0;
5174 nv->node_name[4] = 0x8b;
5175 nv->node_name[5] = 0x1c;
5176 nv->node_name[6] = 0x55;
5177 nv->node_name[7] = 0x86;
5178 qla24xx_nvram_wwn_from_ofw(vha, nv);
5179 nv->login_retry_count = cpu_to_le16(8);
5180 nv->interrupt_delay_timer = cpu_to_le16(0);
5181 nv->login_timeout = cpu_to_le16(0);
5182 nv->firmware_options_1 =
5183 cpu_to_le32(BIT_14|BIT_13|BIT_2|BIT_1);
5184 nv->firmware_options_2 = cpu_to_le32(2 << 4);
5185 nv->firmware_options_2 |= cpu_to_le32(BIT_12);
5186 nv->firmware_options_3 = cpu_to_le32(2 << 13);
5187 nv->host_p = cpu_to_le32(BIT_11|BIT_10);
5188 nv->efi_parameters = cpu_to_le32(0);
5189 nv->reset_delay = 5;
5190 nv->max_luns_per_target = cpu_to_le16(128);
5191 nv->port_down_retry_count = cpu_to_le16(30);
5192 nv->link_down_timeout = cpu_to_le16(30);
5193
5194 rval = 1;
5195 }
5196
5197 if (!qla_ini_mode_enabled(vha)) {
5198 /* Don't enable full login after initial LIP */
5199 nv->firmware_options_1 &= cpu_to_le32(~BIT_13);
5200 /* Don't enable LIP full login for initiator */
5201 nv->host_p &= cpu_to_le32(~BIT_10);
5202 }
5203
5204 qlt_24xx_config_nvram_stage1(vha, nv);
5205
5206 /* Reset Initialization control block */
5207 memset(icb, 0, ha->init_cb_size);
5208
5209 /* Copy 1st segment. */
5210 dptr1 = (uint8_t *)icb;
5211 dptr2 = (uint8_t *)&nv->version;
5212 cnt = (uint8_t *)&icb->response_q_inpointer - (uint8_t *)&icb->version;
5213 while (cnt--)
5214 *dptr1++ = *dptr2++;
5215
5216 icb->login_retry_count = nv->login_retry_count;
5217 icb->link_down_on_nos = nv->link_down_on_nos;
5218
5219 /* Copy 2nd segment. */
5220 dptr1 = (uint8_t *)&icb->interrupt_delay_timer;
5221 dptr2 = (uint8_t *)&nv->interrupt_delay_timer;
5222 cnt = (uint8_t *)&icb->reserved_3 -
5223 (uint8_t *)&icb->interrupt_delay_timer;
5224 while (cnt--)
5225 *dptr1++ = *dptr2++;
5226
5227 /*
5228 * Setup driver NVRAM options.
5229 */
5230 qla2x00_set_model_info(vha, nv->model_name, sizeof(nv->model_name),
5231 "QLA2462");
5232
5233 qlt_24xx_config_nvram_stage2(vha, icb);
5234
5235 if (nv->host_p & cpu_to_le32(BIT_15)) {
5236 /* Use alternate WWN? */
5237 memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE);
5238 memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE);
5239 }
5240
5241 /* Prepare nodename */
5242 if ((icb->firmware_options_1 & cpu_to_le32(BIT_14)) == 0) {
5243 /*
5244 * Firmware will apply the following mask if the nodename was
5245 * not provided.
5246 */
5247 memcpy(icb->node_name, icb->port_name, WWN_SIZE);
5248 icb->node_name[0] &= 0xF0;
5249 }
5250
5251 /* Set host adapter parameters. */
5252 ha->flags.disable_risc_code_load = 0;
5253 ha->flags.enable_lip_reset = 0;
5254 ha->flags.enable_lip_full_login =
5255 le32_to_cpu(nv->host_p) & BIT_10 ? 1: 0;
5256 ha->flags.enable_target_reset =
5257 le32_to_cpu(nv->host_p) & BIT_11 ? 1: 0;
5258 ha->flags.enable_led_scheme = 0;
5259 ha->flags.disable_serdes = le32_to_cpu(nv->host_p) & BIT_5 ? 1: 0;
5260
5261 ha->operating_mode = (le32_to_cpu(icb->firmware_options_2) &
5262 (BIT_6 | BIT_5 | BIT_4)) >> 4;
5263
5264 memcpy(ha->fw_seriallink_options24, nv->seriallink_options,
5265 sizeof(ha->fw_seriallink_options24));
5266
5267 /* save HBA serial number */
5268 ha->serial0 = icb->port_name[5];
5269 ha->serial1 = icb->port_name[6];
5270 ha->serial2 = icb->port_name[7];
5271 memcpy(vha->node_name, icb->node_name, WWN_SIZE);
5272 memcpy(vha->port_name, icb->port_name, WWN_SIZE);
5273
5274 icb->execution_throttle = cpu_to_le16(0xFFFF);
5275
5276 ha->retry_count = le16_to_cpu(nv->login_retry_count);
5277
5278 /* Set minimum login_timeout to 4 seconds. */
5279 if (le16_to_cpu(nv->login_timeout) < ql2xlogintimeout)
5280 nv->login_timeout = cpu_to_le16(ql2xlogintimeout);
5281 if (le16_to_cpu(nv->login_timeout) < 4)
5282 nv->login_timeout = cpu_to_le16(4);
5283 ha->login_timeout = le16_to_cpu(nv->login_timeout);
5284
5285 /* Set minimum RATOV to 100 tenths of a second. */
5286 ha->r_a_tov = 100;
5287
5288 ha->loop_reset_delay = nv->reset_delay;
5289
5290 /* Link Down Timeout = 0:
5291 *
5292 * When Port Down timer expires we will start returning
5293 * I/O's to OS with "DID_NO_CONNECT".
5294 *
5295 * Link Down Timeout != 0:
5296 *
5297 * The driver waits for the link to come up after link down
5298 * before returning I/Os to OS with "DID_NO_CONNECT".
5299 */
5300 if (le16_to_cpu(nv->link_down_timeout) == 0) {
5301 ha->loop_down_abort_time =
5302 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
5303 } else {
5304 ha->link_down_timeout = le16_to_cpu(nv->link_down_timeout);
5305 ha->loop_down_abort_time =
5306 (LOOP_DOWN_TIME - ha->link_down_timeout);
5307 }
5308
5309 /* Need enough time to try and get the port back. */
5310 ha->port_down_retry_count = le16_to_cpu(nv->port_down_retry_count);
5311 if (qlport_down_retry)
5312 ha->port_down_retry_count = qlport_down_retry;
5313
5314 /* Set login_retry_count */
5315 ha->login_retry_count = le16_to_cpu(nv->login_retry_count);
5316 if (ha->port_down_retry_count ==
5317 le16_to_cpu(nv->port_down_retry_count) &&
5318 ha->port_down_retry_count > 3)
5319 ha->login_retry_count = ha->port_down_retry_count;
5320 else if (ha->port_down_retry_count > (int)ha->login_retry_count)
5321 ha->login_retry_count = ha->port_down_retry_count;
5322 if (ql2xloginretrycount)
5323 ha->login_retry_count = ql2xloginretrycount;
5324
5325 /* Enable ZIO. */
5326 if (!vha->flags.init_done) {
5327 ha->zio_mode = le32_to_cpu(icb->firmware_options_2) &
5328 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
5329 ha->zio_timer = le16_to_cpu(icb->interrupt_delay_timer) ?
5330 le16_to_cpu(icb->interrupt_delay_timer): 2;
5331 }
5332 icb->firmware_options_2 &= cpu_to_le32(
5333 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0));
5334 vha->flags.process_response_queue = 0;
5335 if (ha->zio_mode != QLA_ZIO_DISABLED) {
5336 ha->zio_mode = QLA_ZIO_MODE_6;
5337
5338 ql_log(ql_log_info, vha, 0x006f,
5339 "ZIO mode %d enabled; timer delay (%d us).\n",
5340 ha->zio_mode, ha->zio_timer * 100);
5341
5342 icb->firmware_options_2 |= cpu_to_le32(
5343 (uint32_t)ha->zio_mode);
5344 icb->interrupt_delay_timer = cpu_to_le16(ha->zio_timer);
5345 vha->flags.process_response_queue = 1;
5346 }
5347
5348 if (rval) {
5349 ql_log(ql_log_warn, vha, 0x0070,
5350 "NVRAM configuration failed.\n");
5351 }
5352 return (rval);
5353 }
5354
5355 uint8_t qla27xx_find_valid_image(struct scsi_qla_host *vha)
5356 {
5357 struct qla27xx_image_status pri_image_status, sec_image_status;
5358 uint8_t valid_pri_image, valid_sec_image;
5359 uint32_t *wptr;
5360 uint32_t cnt, chksum, size;
5361 struct qla_hw_data *ha = vha->hw;
5362
5363 valid_pri_image = valid_sec_image = 1;
5364 ha->active_image = 0;
5365 size = sizeof(struct qla27xx_image_status) / sizeof(uint32_t);
5366
5367 if (!ha->flt_region_img_status_pri) {
5368 valid_pri_image = 0;
5369 goto check_sec_image;
5370 }
5371
5372 qla24xx_read_flash_data(vha, (uint32_t *)(&pri_image_status),
5373 ha->flt_region_img_status_pri, size);
5374
5375 if (pri_image_status.signature != QLA27XX_IMG_STATUS_SIGN) {
5376 ql_dbg(ql_dbg_init, vha, 0x018b,
5377 "Primary image signature (0x%x) not valid\n",
5378 pri_image_status.signature);
5379 valid_pri_image = 0;
5380 goto check_sec_image;
5381 }
5382
5383 wptr = (uint32_t *)(&pri_image_status);
5384 cnt = size;
5385
5386 for (chksum = 0; cnt--; wptr++)
5387 chksum += le32_to_cpu(*wptr);
5388 if (chksum) {
5389 ql_dbg(ql_dbg_init, vha, 0x018c,
5390 "Checksum validation failed for primary image (0x%x)\n",
5391 chksum);
5392 valid_pri_image = 0;
5393 }
5394
5395 check_sec_image:
5396 if (!ha->flt_region_img_status_sec) {
5397 valid_sec_image = 0;
5398 goto check_valid_image;
5399 }
5400
5401 qla24xx_read_flash_data(vha, (uint32_t *)(&sec_image_status),
5402 ha->flt_region_img_status_sec, size);
5403
5404 if (sec_image_status.signature != QLA27XX_IMG_STATUS_SIGN) {
5405 ql_dbg(ql_dbg_init, vha, 0x018d,
5406 "Secondary image signature(0x%x) not valid\n",
5407 sec_image_status.signature);
5408 valid_sec_image = 0;
5409 goto check_valid_image;
5410 }
5411
5412 wptr = (uint32_t *)(&sec_image_status);
5413 cnt = size;
5414 for (chksum = 0; cnt--; wptr++)
5415 chksum += le32_to_cpu(*wptr);
5416 if (chksum) {
5417 ql_dbg(ql_dbg_init, vha, 0x018e,
5418 "Checksum validation failed for secondary image (0x%x)\n",
5419 chksum);
5420 valid_sec_image = 0;
5421 }
5422
5423 check_valid_image:
5424 if (valid_pri_image && (pri_image_status.image_status_mask & 0x1))
5425 ha->active_image = QLA27XX_PRIMARY_IMAGE;
5426 if (valid_sec_image && (sec_image_status.image_status_mask & 0x1)) {
5427 if (!ha->active_image ||
5428 pri_image_status.generation_number <
5429 sec_image_status.generation_number)
5430 ha->active_image = QLA27XX_SECONDARY_IMAGE;
5431 }
5432
5433 ql_dbg(ql_dbg_init, vha, 0x018f, "%s image\n",
5434 ha->active_image == 0 ? "default bootld and fw" :
5435 ha->active_image == 1 ? "primary" :
5436 ha->active_image == 2 ? "secondary" :
5437 "Invalid");
5438
5439 return ha->active_image;
5440 }
5441
5442 static int
5443 qla24xx_load_risc_flash(scsi_qla_host_t *vha, uint32_t *srisc_addr,
5444 uint32_t faddr)
5445 {
5446 int rval = QLA_SUCCESS;
5447 int segments, fragment;
5448 uint32_t *dcode, dlen;
5449 uint32_t risc_addr;
5450 uint32_t risc_size;
5451 uint32_t i;
5452 struct qla_hw_data *ha = vha->hw;
5453 struct req_que *req = ha->req_q_map[0];
5454
5455 ql_dbg(ql_dbg_init, vha, 0x008b,
5456 "FW: Loading firmware from flash (%x).\n", faddr);
5457
5458 rval = QLA_SUCCESS;
5459
5460 segments = FA_RISC_CODE_SEGMENTS;
5461 dcode = (uint32_t *)req->ring;
5462 *srisc_addr = 0;
5463
5464 if (IS_QLA27XX(ha) &&
5465 qla27xx_find_valid_image(vha) == QLA27XX_SECONDARY_IMAGE)
5466 faddr = ha->flt_region_fw_sec;
5467
5468 /* Validate firmware image by checking version. */
5469 qla24xx_read_flash_data(vha, dcode, faddr + 4, 4);
5470 for (i = 0; i < 4; i++)
5471 dcode[i] = be32_to_cpu(dcode[i]);
5472 if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff &&
5473 dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) ||
5474 (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 &&
5475 dcode[3] == 0)) {
5476 ql_log(ql_log_fatal, vha, 0x008c,
5477 "Unable to verify the integrity of flash firmware "
5478 "image.\n");
5479 ql_log(ql_log_fatal, vha, 0x008d,
5480 "Firmware data: %08x %08x %08x %08x.\n",
5481 dcode[0], dcode[1], dcode[2], dcode[3]);
5482
5483 return QLA_FUNCTION_FAILED;
5484 }
5485
5486 while (segments && rval == QLA_SUCCESS) {
5487 /* Read segment's load information. */
5488 qla24xx_read_flash_data(vha, dcode, faddr, 4);
5489
5490 risc_addr = be32_to_cpu(dcode[2]);
5491 *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr;
5492 risc_size = be32_to_cpu(dcode[3]);
5493
5494 fragment = 0;
5495 while (risc_size > 0 && rval == QLA_SUCCESS) {
5496 dlen = (uint32_t)(ha->fw_transfer_size >> 2);
5497 if (dlen > risc_size)
5498 dlen = risc_size;
5499
5500 ql_dbg(ql_dbg_init, vha, 0x008e,
5501 "Loading risc segment@ risc addr %x "
5502 "number of dwords 0x%x offset 0x%x.\n",
5503 risc_addr, dlen, faddr);
5504
5505 qla24xx_read_flash_data(vha, dcode, faddr, dlen);
5506 for (i = 0; i < dlen; i++)
5507 dcode[i] = swab32(dcode[i]);
5508
5509 rval = qla2x00_load_ram(vha, req->dma, risc_addr,
5510 dlen);
5511 if (rval) {
5512 ql_log(ql_log_fatal, vha, 0x008f,
5513 "Failed to load segment %d of firmware.\n",
5514 fragment);
5515 return QLA_FUNCTION_FAILED;
5516 }
5517
5518 faddr += dlen;
5519 risc_addr += dlen;
5520 risc_size -= dlen;
5521 fragment++;
5522 }
5523
5524 /* Next segment. */
5525 segments--;
5526 }
5527
5528 if (!IS_QLA27XX(ha))
5529 return rval;
5530
5531 if (ha->fw_dump_template)
5532 vfree(ha->fw_dump_template);
5533 ha->fw_dump_template = NULL;
5534 ha->fw_dump_template_len = 0;
5535
5536 ql_dbg(ql_dbg_init, vha, 0x0161,
5537 "Loading fwdump template from %x\n", faddr);
5538 qla24xx_read_flash_data(vha, dcode, faddr, 7);
5539 risc_size = be32_to_cpu(dcode[2]);
5540 ql_dbg(ql_dbg_init, vha, 0x0162,
5541 "-> array size %x dwords\n", risc_size);
5542 if (risc_size == 0 || risc_size == ~0)
5543 goto default_template;
5544
5545 dlen = (risc_size - 8) * sizeof(*dcode);
5546 ql_dbg(ql_dbg_init, vha, 0x0163,
5547 "-> template allocating %x bytes...\n", dlen);
5548 ha->fw_dump_template = vmalloc(dlen);
5549 if (!ha->fw_dump_template) {
5550 ql_log(ql_log_warn, vha, 0x0164,
5551 "Failed fwdump template allocate %x bytes.\n", risc_size);
5552 goto default_template;
5553 }
5554
5555 faddr += 7;
5556 risc_size -= 8;
5557 dcode = ha->fw_dump_template;
5558 qla24xx_read_flash_data(vha, dcode, faddr, risc_size);
5559 for (i = 0; i < risc_size; i++)
5560 dcode[i] = le32_to_cpu(dcode[i]);
5561
5562 if (!qla27xx_fwdt_template_valid(dcode)) {
5563 ql_log(ql_log_warn, vha, 0x0165,
5564 "Failed fwdump template validate\n");
5565 goto default_template;
5566 }
5567
5568 dlen = qla27xx_fwdt_template_size(dcode);
5569 ql_dbg(ql_dbg_init, vha, 0x0166,
5570 "-> template size %x bytes\n", dlen);
5571 if (dlen > risc_size * sizeof(*dcode)) {
5572 ql_log(ql_log_warn, vha, 0x0167,
5573 "Failed fwdump template exceeds array by %x bytes\n",
5574 (uint32_t)(dlen - risc_size * sizeof(*dcode)));
5575 goto default_template;
5576 }
5577 ha->fw_dump_template_len = dlen;
5578 return rval;
5579
5580 default_template:
5581 ql_log(ql_log_warn, vha, 0x0168, "Using default fwdump template\n");
5582 if (ha->fw_dump_template)
5583 vfree(ha->fw_dump_template);
5584 ha->fw_dump_template = NULL;
5585 ha->fw_dump_template_len = 0;
5586
5587 dlen = qla27xx_fwdt_template_default_size();
5588 ql_dbg(ql_dbg_init, vha, 0x0169,
5589 "-> template allocating %x bytes...\n", dlen);
5590 ha->fw_dump_template = vmalloc(dlen);
5591 if (!ha->fw_dump_template) {
5592 ql_log(ql_log_warn, vha, 0x016a,
5593 "Failed fwdump template allocate %x bytes.\n", risc_size);
5594 goto failed_template;
5595 }
5596
5597 dcode = ha->fw_dump_template;
5598 risc_size = dlen / sizeof(*dcode);
5599 memcpy(dcode, qla27xx_fwdt_template_default(), dlen);
5600 for (i = 0; i < risc_size; i++)
5601 dcode[i] = be32_to_cpu(dcode[i]);
5602
5603 if (!qla27xx_fwdt_template_valid(ha->fw_dump_template)) {
5604 ql_log(ql_log_warn, vha, 0x016b,
5605 "Failed fwdump template validate\n");
5606 goto failed_template;
5607 }
5608
5609 dlen = qla27xx_fwdt_template_size(ha->fw_dump_template);
5610 ql_dbg(ql_dbg_init, vha, 0x016c,
5611 "-> template size %x bytes\n", dlen);
5612 ha->fw_dump_template_len = dlen;
5613 return rval;
5614
5615 failed_template:
5616 ql_log(ql_log_warn, vha, 0x016d, "Failed default fwdump template\n");
5617 if (ha->fw_dump_template)
5618 vfree(ha->fw_dump_template);
5619 ha->fw_dump_template = NULL;
5620 ha->fw_dump_template_len = 0;
5621 return rval;
5622 }
5623
5624 #define QLA_FW_URL "http://ldriver.qlogic.com/firmware/"
5625
5626 int
5627 qla2x00_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
5628 {
5629 int rval;
5630 int i, fragment;
5631 uint16_t *wcode, *fwcode;
5632 uint32_t risc_addr, risc_size, fwclen, wlen, *seg;
5633 struct fw_blob *blob;
5634 struct qla_hw_data *ha = vha->hw;
5635 struct req_que *req = ha->req_q_map[0];
5636
5637 /* Load firmware blob. */
5638 blob = qla2x00_request_firmware(vha);
5639 if (!blob) {
5640 ql_log(ql_log_info, vha, 0x0083,
5641 "Firmware image unavailable.\n");
5642 ql_log(ql_log_info, vha, 0x0084,
5643 "Firmware images can be retrieved from: "QLA_FW_URL ".\n");
5644 return QLA_FUNCTION_FAILED;
5645 }
5646
5647 rval = QLA_SUCCESS;
5648
5649 wcode = (uint16_t *)req->ring;
5650 *srisc_addr = 0;
5651 fwcode = (uint16_t *)blob->fw->data;
5652 fwclen = 0;
5653
5654 /* Validate firmware image by checking version. */
5655 if (blob->fw->size < 8 * sizeof(uint16_t)) {
5656 ql_log(ql_log_fatal, vha, 0x0085,
5657 "Unable to verify integrity of firmware image (%Zd).\n",
5658 blob->fw->size);
5659 goto fail_fw_integrity;
5660 }
5661 for (i = 0; i < 4; i++)
5662 wcode[i] = be16_to_cpu(fwcode[i + 4]);
5663 if ((wcode[0] == 0xffff && wcode[1] == 0xffff && wcode[2] == 0xffff &&
5664 wcode[3] == 0xffff) || (wcode[0] == 0 && wcode[1] == 0 &&
5665 wcode[2] == 0 && wcode[3] == 0)) {
5666 ql_log(ql_log_fatal, vha, 0x0086,
5667 "Unable to verify integrity of firmware image.\n");
5668 ql_log(ql_log_fatal, vha, 0x0087,
5669 "Firmware data: %04x %04x %04x %04x.\n",
5670 wcode[0], wcode[1], wcode[2], wcode[3]);
5671 goto fail_fw_integrity;
5672 }
5673
5674 seg = blob->segs;
5675 while (*seg && rval == QLA_SUCCESS) {
5676 risc_addr = *seg;
5677 *srisc_addr = *srisc_addr == 0 ? *seg : *srisc_addr;
5678 risc_size = be16_to_cpu(fwcode[3]);
5679
5680 /* Validate firmware image size. */
5681 fwclen += risc_size * sizeof(uint16_t);
5682 if (blob->fw->size < fwclen) {
5683 ql_log(ql_log_fatal, vha, 0x0088,
5684 "Unable to verify integrity of firmware image "
5685 "(%Zd).\n", blob->fw->size);
5686 goto fail_fw_integrity;
5687 }
5688
5689 fragment = 0;
5690 while (risc_size > 0 && rval == QLA_SUCCESS) {
5691 wlen = (uint16_t)(ha->fw_transfer_size >> 1);
5692 if (wlen > risc_size)
5693 wlen = risc_size;
5694 ql_dbg(ql_dbg_init, vha, 0x0089,
5695 "Loading risc segment@ risc addr %x number of "
5696 "words 0x%x.\n", risc_addr, wlen);
5697
5698 for (i = 0; i < wlen; i++)
5699 wcode[i] = swab16(fwcode[i]);
5700
5701 rval = qla2x00_load_ram(vha, req->dma, risc_addr,
5702 wlen);
5703 if (rval) {
5704 ql_log(ql_log_fatal, vha, 0x008a,
5705 "Failed to load segment %d of firmware.\n",
5706 fragment);
5707 break;
5708 }
5709
5710 fwcode += wlen;
5711 risc_addr += wlen;
5712 risc_size -= wlen;
5713 fragment++;
5714 }
5715
5716 /* Next segment. */
5717 seg++;
5718 }
5719 return rval;
5720
5721 fail_fw_integrity:
5722 return QLA_FUNCTION_FAILED;
5723 }
5724
5725 static int
5726 qla24xx_load_risc_blob(scsi_qla_host_t *vha, uint32_t *srisc_addr)
5727 {
5728 int rval;
5729 int segments, fragment;
5730 uint32_t *dcode, dlen;
5731 uint32_t risc_addr;
5732 uint32_t risc_size;
5733 uint32_t i;
5734 struct fw_blob *blob;
5735 const uint32_t *fwcode;
5736 uint32_t fwclen;
5737 struct qla_hw_data *ha = vha->hw;
5738 struct req_que *req = ha->req_q_map[0];
5739
5740 /* Load firmware blob. */
5741 blob = qla2x00_request_firmware(vha);
5742 if (!blob) {
5743 ql_log(ql_log_warn, vha, 0x0090,
5744 "Firmware image unavailable.\n");
5745 ql_log(ql_log_warn, vha, 0x0091,
5746 "Firmware images can be retrieved from: "
5747 QLA_FW_URL ".\n");
5748
5749 return QLA_FUNCTION_FAILED;
5750 }
5751
5752 ql_dbg(ql_dbg_init, vha, 0x0092,
5753 "FW: Loading via request-firmware.\n");
5754
5755 rval = QLA_SUCCESS;
5756
5757 segments = FA_RISC_CODE_SEGMENTS;
5758 dcode = (uint32_t *)req->ring;
5759 *srisc_addr = 0;
5760 fwcode = (uint32_t *)blob->fw->data;
5761 fwclen = 0;
5762
5763 /* Validate firmware image by checking version. */
5764 if (blob->fw->size < 8 * sizeof(uint32_t)) {
5765 ql_log(ql_log_fatal, vha, 0x0093,
5766 "Unable to verify integrity of firmware image (%Zd).\n",
5767 blob->fw->size);
5768 return QLA_FUNCTION_FAILED;
5769 }
5770 for (i = 0; i < 4; i++)
5771 dcode[i] = be32_to_cpu(fwcode[i + 4]);
5772 if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff &&
5773 dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) ||
5774 (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 &&
5775 dcode[3] == 0)) {
5776 ql_log(ql_log_fatal, vha, 0x0094,
5777 "Unable to verify integrity of firmware image (%Zd).\n",
5778 blob->fw->size);
5779 ql_log(ql_log_fatal, vha, 0x0095,
5780 "Firmware data: %08x %08x %08x %08x.\n",
5781 dcode[0], dcode[1], dcode[2], dcode[3]);
5782 return QLA_FUNCTION_FAILED;
5783 }
5784
5785 while (segments && rval == QLA_SUCCESS) {
5786 risc_addr = be32_to_cpu(fwcode[2]);
5787 *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr;
5788 risc_size = be32_to_cpu(fwcode[3]);
5789
5790 /* Validate firmware image size. */
5791 fwclen += risc_size * sizeof(uint32_t);
5792 if (blob->fw->size < fwclen) {
5793 ql_log(ql_log_fatal, vha, 0x0096,
5794 "Unable to verify integrity of firmware image "
5795 "(%Zd).\n", blob->fw->size);
5796 return QLA_FUNCTION_FAILED;
5797 }
5798
5799 fragment = 0;
5800 while (risc_size > 0 && rval == QLA_SUCCESS) {
5801 dlen = (uint32_t)(ha->fw_transfer_size >> 2);
5802 if (dlen > risc_size)
5803 dlen = risc_size;
5804
5805 ql_dbg(ql_dbg_init, vha, 0x0097,
5806 "Loading risc segment@ risc addr %x "
5807 "number of dwords 0x%x.\n", risc_addr, dlen);
5808
5809 for (i = 0; i < dlen; i++)
5810 dcode[i] = swab32(fwcode[i]);
5811
5812 rval = qla2x00_load_ram(vha, req->dma, risc_addr,
5813 dlen);
5814 if (rval) {
5815 ql_log(ql_log_fatal, vha, 0x0098,
5816 "Failed to load segment %d of firmware.\n",
5817 fragment);
5818 return QLA_FUNCTION_FAILED;
5819 }
5820
5821 fwcode += dlen;
5822 risc_addr += dlen;
5823 risc_size -= dlen;
5824 fragment++;
5825 }
5826
5827 /* Next segment. */
5828 segments--;
5829 }
5830
5831 if (!IS_QLA27XX(ha))
5832 return rval;
5833
5834 if (ha->fw_dump_template)
5835 vfree(ha->fw_dump_template);
5836 ha->fw_dump_template = NULL;
5837 ha->fw_dump_template_len = 0;
5838
5839 ql_dbg(ql_dbg_init, vha, 0x171,
5840 "Loading fwdump template from %x\n",
5841 (uint32_t)((void *)fwcode - (void *)blob->fw->data));
5842 risc_size = be32_to_cpu(fwcode[2]);
5843 ql_dbg(ql_dbg_init, vha, 0x172,
5844 "-> array size %x dwords\n", risc_size);
5845 if (risc_size == 0 || risc_size == ~0)
5846 goto default_template;
5847
5848 dlen = (risc_size - 8) * sizeof(*fwcode);
5849 ql_dbg(ql_dbg_init, vha, 0x0173,
5850 "-> template allocating %x bytes...\n", dlen);
5851 ha->fw_dump_template = vmalloc(dlen);
5852 if (!ha->fw_dump_template) {
5853 ql_log(ql_log_warn, vha, 0x0174,
5854 "Failed fwdump template allocate %x bytes.\n", risc_size);
5855 goto default_template;
5856 }
5857
5858 fwcode += 7;
5859 risc_size -= 8;
5860 dcode = ha->fw_dump_template;
5861 for (i = 0; i < risc_size; i++)
5862 dcode[i] = le32_to_cpu(fwcode[i]);
5863
5864 if (!qla27xx_fwdt_template_valid(dcode)) {
5865 ql_log(ql_log_warn, vha, 0x0175,
5866 "Failed fwdump template validate\n");
5867 goto default_template;
5868 }
5869
5870 dlen = qla27xx_fwdt_template_size(dcode);
5871 ql_dbg(ql_dbg_init, vha, 0x0176,
5872 "-> template size %x bytes\n", dlen);
5873 if (dlen > risc_size * sizeof(*fwcode)) {
5874 ql_log(ql_log_warn, vha, 0x0177,
5875 "Failed fwdump template exceeds array by %x bytes\n",
5876 (uint32_t)(dlen - risc_size * sizeof(*fwcode)));
5877 goto default_template;
5878 }
5879 ha->fw_dump_template_len = dlen;
5880 return rval;
5881
5882 default_template:
5883 ql_log(ql_log_warn, vha, 0x0178, "Using default fwdump template\n");
5884 if (ha->fw_dump_template)
5885 vfree(ha->fw_dump_template);
5886 ha->fw_dump_template = NULL;
5887 ha->fw_dump_template_len = 0;
5888
5889 dlen = qla27xx_fwdt_template_default_size();
5890 ql_dbg(ql_dbg_init, vha, 0x0179,
5891 "-> template allocating %x bytes...\n", dlen);
5892 ha->fw_dump_template = vmalloc(dlen);
5893 if (!ha->fw_dump_template) {
5894 ql_log(ql_log_warn, vha, 0x017a,
5895 "Failed fwdump template allocate %x bytes.\n", risc_size);
5896 goto failed_template;
5897 }
5898
5899 dcode = ha->fw_dump_template;
5900 risc_size = dlen / sizeof(*fwcode);
5901 fwcode = qla27xx_fwdt_template_default();
5902 for (i = 0; i < risc_size; i++)
5903 dcode[i] = be32_to_cpu(fwcode[i]);
5904
5905 if (!qla27xx_fwdt_template_valid(ha->fw_dump_template)) {
5906 ql_log(ql_log_warn, vha, 0x017b,
5907 "Failed fwdump template validate\n");
5908 goto failed_template;
5909 }
5910
5911 dlen = qla27xx_fwdt_template_size(ha->fw_dump_template);
5912 ql_dbg(ql_dbg_init, vha, 0x017c,
5913 "-> template size %x bytes\n", dlen);
5914 ha->fw_dump_template_len = dlen;
5915 return rval;
5916
5917 failed_template:
5918 ql_log(ql_log_warn, vha, 0x017d, "Failed default fwdump template\n");
5919 if (ha->fw_dump_template)
5920 vfree(ha->fw_dump_template);
5921 ha->fw_dump_template = NULL;
5922 ha->fw_dump_template_len = 0;
5923 return rval;
5924 }
5925
5926 int
5927 qla24xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
5928 {
5929 int rval;
5930
5931 if (ql2xfwloadbin == 1)
5932 return qla81xx_load_risc(vha, srisc_addr);
5933
5934 /*
5935 * FW Load priority:
5936 * 1) Firmware via request-firmware interface (.bin file).
5937 * 2) Firmware residing in flash.
5938 */
5939 rval = qla24xx_load_risc_blob(vha, srisc_addr);
5940 if (rval == QLA_SUCCESS)
5941 return rval;
5942
5943 return qla24xx_load_risc_flash(vha, srisc_addr,
5944 vha->hw->flt_region_fw);
5945 }
5946
5947 int
5948 qla81xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
5949 {
5950 int rval;
5951 struct qla_hw_data *ha = vha->hw;
5952
5953 if (ql2xfwloadbin == 2)
5954 goto try_blob_fw;
5955
5956 /*
5957 * FW Load priority:
5958 * 1) Firmware residing in flash.
5959 * 2) Firmware via request-firmware interface (.bin file).
5960 * 3) Golden-Firmware residing in flash -- limited operation.
5961 */
5962 rval = qla24xx_load_risc_flash(vha, srisc_addr, ha->flt_region_fw);
5963 if (rval == QLA_SUCCESS)
5964 return rval;
5965
5966 try_blob_fw:
5967 rval = qla24xx_load_risc_blob(vha, srisc_addr);
5968 if (rval == QLA_SUCCESS || !ha->flt_region_gold_fw)
5969 return rval;
5970
5971 ql_log(ql_log_info, vha, 0x0099,
5972 "Attempting to fallback to golden firmware.\n");
5973 rval = qla24xx_load_risc_flash(vha, srisc_addr, ha->flt_region_gold_fw);
5974 if (rval != QLA_SUCCESS)
5975 return rval;
5976
5977 ql_log(ql_log_info, vha, 0x009a, "Update operational firmware.\n");
5978 ha->flags.running_gold_fw = 1;
5979 return rval;
5980 }
5981
5982 void
5983 qla2x00_try_to_stop_firmware(scsi_qla_host_t *vha)
5984 {
5985 int ret, retries;
5986 struct qla_hw_data *ha = vha->hw;
5987
5988 if (ha->flags.pci_channel_io_perm_failure)
5989 return;
5990 if (!IS_FWI2_CAPABLE(ha))
5991 return;
5992 if (!ha->fw_major_version)
5993 return;
5994
5995 ret = qla2x00_stop_firmware(vha);
5996 for (retries = 5; ret != QLA_SUCCESS && ret != QLA_FUNCTION_TIMEOUT &&
5997 ret != QLA_INVALID_COMMAND && retries ; retries--) {
5998 ha->isp_ops->reset_chip(vha);
5999 if (ha->isp_ops->chip_diag(vha) != QLA_SUCCESS)
6000 continue;
6001 if (qla2x00_setup_chip(vha) != QLA_SUCCESS)
6002 continue;
6003 ql_log(ql_log_info, vha, 0x8015,
6004 "Attempting retry of stop-firmware command.\n");
6005 ret = qla2x00_stop_firmware(vha);
6006 }
6007 }
6008
6009 int
6010 qla24xx_configure_vhba(scsi_qla_host_t *vha)
6011 {
6012 int rval = QLA_SUCCESS;
6013 int rval2;
6014 uint16_t mb[MAILBOX_REGISTER_COUNT];
6015 struct qla_hw_data *ha = vha->hw;
6016 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
6017 struct req_que *req;
6018 struct rsp_que *rsp;
6019
6020 if (!vha->vp_idx)
6021 return -EINVAL;
6022
6023 rval = qla2x00_fw_ready(base_vha);
6024 if (ha->flags.cpu_affinity_enabled)
6025 req = ha->req_q_map[0];
6026 else
6027 req = vha->req;
6028 rsp = req->rsp;
6029
6030 if (rval == QLA_SUCCESS) {
6031 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
6032 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL);
6033 }
6034
6035 vha->flags.management_server_logged_in = 0;
6036
6037 /* Login to SNS first */
6038 rval2 = ha->isp_ops->fabric_login(vha, NPH_SNS, 0xff, 0xff, 0xfc, mb,
6039 BIT_1);
6040 if (rval2 != QLA_SUCCESS || mb[0] != MBS_COMMAND_COMPLETE) {
6041 if (rval2 == QLA_MEMORY_ALLOC_FAILED)
6042 ql_dbg(ql_dbg_init, vha, 0x0120,
6043 "Failed SNS login: loop_id=%x, rval2=%d\n",
6044 NPH_SNS, rval2);
6045 else
6046 ql_dbg(ql_dbg_init, vha, 0x0103,
6047 "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x "
6048 "mb[2]=%x mb[6]=%x mb[7]=%x.\n",
6049 NPH_SNS, mb[0], mb[1], mb[2], mb[6], mb[7]);
6050 return (QLA_FUNCTION_FAILED);
6051 }
6052
6053 atomic_set(&vha->loop_down_timer, 0);
6054 atomic_set(&vha->loop_state, LOOP_UP);
6055 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
6056 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
6057 rval = qla2x00_loop_resync(base_vha);
6058
6059 return rval;
6060 }
6061
6062 /* 84XX Support **************************************************************/
6063
6064 static LIST_HEAD(qla_cs84xx_list);
6065 static DEFINE_MUTEX(qla_cs84xx_mutex);
6066
6067 static struct qla_chip_state_84xx *
6068 qla84xx_get_chip(struct scsi_qla_host *vha)
6069 {
6070 struct qla_chip_state_84xx *cs84xx;
6071 struct qla_hw_data *ha = vha->hw;
6072
6073 mutex_lock(&qla_cs84xx_mutex);
6074
6075 /* Find any shared 84xx chip. */
6076 list_for_each_entry(cs84xx, &qla_cs84xx_list, list) {
6077 if (cs84xx->bus == ha->pdev->bus) {
6078 kref_get(&cs84xx->kref);
6079 goto done;
6080 }
6081 }
6082
6083 cs84xx = kzalloc(sizeof(*cs84xx), GFP_KERNEL);
6084 if (!cs84xx)
6085 goto done;
6086
6087 kref_init(&cs84xx->kref);
6088 spin_lock_init(&cs84xx->access_lock);
6089 mutex_init(&cs84xx->fw_update_mutex);
6090 cs84xx->bus = ha->pdev->bus;
6091
6092 list_add_tail(&cs84xx->list, &qla_cs84xx_list);
6093 done:
6094 mutex_unlock(&qla_cs84xx_mutex);
6095 return cs84xx;
6096 }
6097
6098 static void
6099 __qla84xx_chip_release(struct kref *kref)
6100 {
6101 struct qla_chip_state_84xx *cs84xx =
6102 container_of(kref, struct qla_chip_state_84xx, kref);
6103
6104 mutex_lock(&qla_cs84xx_mutex);
6105 list_del(&cs84xx->list);
6106 mutex_unlock(&qla_cs84xx_mutex);
6107 kfree(cs84xx);
6108 }
6109
6110 void
6111 qla84xx_put_chip(struct scsi_qla_host *vha)
6112 {
6113 struct qla_hw_data *ha = vha->hw;
6114 if (ha->cs84xx)
6115 kref_put(&ha->cs84xx->kref, __qla84xx_chip_release);
6116 }
6117
6118 static int
6119 qla84xx_init_chip(scsi_qla_host_t *vha)
6120 {
6121 int rval;
6122 uint16_t status[2];
6123 struct qla_hw_data *ha = vha->hw;
6124
6125 mutex_lock(&ha->cs84xx->fw_update_mutex);
6126
6127 rval = qla84xx_verify_chip(vha, status);
6128
6129 mutex_unlock(&ha->cs84xx->fw_update_mutex);
6130
6131 return rval != QLA_SUCCESS || status[0] ? QLA_FUNCTION_FAILED:
6132 QLA_SUCCESS;
6133 }
6134
6135 /* 81XX Support **************************************************************/
6136
6137 int
6138 qla81xx_nvram_config(scsi_qla_host_t *vha)
6139 {
6140 int rval;
6141 struct init_cb_81xx *icb;
6142 struct nvram_81xx *nv;
6143 uint32_t *dptr;
6144 uint8_t *dptr1, *dptr2;
6145 uint32_t chksum;
6146 uint16_t cnt;
6147 struct qla_hw_data *ha = vha->hw;
6148
6149 rval = QLA_SUCCESS;
6150 icb = (struct init_cb_81xx *)ha->init_cb;
6151 nv = ha->nvram;
6152
6153 /* Determine NVRAM starting address. */
6154 ha->nvram_size = sizeof(struct nvram_81xx);
6155 ha->vpd_size = FA_NVRAM_VPD_SIZE;
6156 if (IS_P3P_TYPE(ha) || IS_QLA8031(ha))
6157 ha->vpd_size = FA_VPD_SIZE_82XX;
6158
6159 /* Get VPD data into cache */
6160 ha->vpd = ha->nvram + VPD_OFFSET;
6161 ha->isp_ops->read_optrom(vha, ha->vpd, ha->flt_region_vpd << 2,
6162 ha->vpd_size);
6163
6164 /* Get NVRAM data into cache and calculate checksum. */
6165 ha->isp_ops->read_optrom(vha, ha->nvram, ha->flt_region_nvram << 2,
6166 ha->nvram_size);
6167 dptr = (uint32_t *)nv;
6168 for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++, dptr++)
6169 chksum += le32_to_cpu(*dptr);
6170
6171 ql_dbg(ql_dbg_init + ql_dbg_buffer, vha, 0x0111,
6172 "Contents of NVRAM:\n");
6173 ql_dump_buffer(ql_dbg_init + ql_dbg_buffer, vha, 0x0112,
6174 (uint8_t *)nv, ha->nvram_size);
6175
6176 /* Bad NVRAM data, set defaults parameters. */
6177 if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || nv->id[2] != 'P'
6178 || nv->id[3] != ' ' ||
6179 nv->nvram_version < cpu_to_le16(ICB_VERSION)) {
6180 /* Reset NVRAM data. */
6181 ql_log(ql_log_info, vha, 0x0073,
6182 "Inconsistent NVRAM detected: checksum=0x%x id=%c "
6183 "version=0x%x.\n", chksum, nv->id[0],
6184 le16_to_cpu(nv->nvram_version));
6185 ql_log(ql_log_info, vha, 0x0074,
6186 "Falling back to functioning (yet invalid -- WWPN) "
6187 "defaults.\n");
6188
6189 /*
6190 * Set default initialization control block.
6191 */
6192 memset(nv, 0, ha->nvram_size);
6193 nv->nvram_version = cpu_to_le16(ICB_VERSION);
6194 nv->version = cpu_to_le16(ICB_VERSION);
6195 nv->frame_payload_size = 2048;
6196 nv->execution_throttle = cpu_to_le16(0xFFFF);
6197 nv->exchange_count = cpu_to_le16(0);
6198 nv->port_name[0] = 0x21;
6199 nv->port_name[1] = 0x00 + ha->port_no + 1;
6200 nv->port_name[2] = 0x00;
6201 nv->port_name[3] = 0xe0;
6202 nv->port_name[4] = 0x8b;
6203 nv->port_name[5] = 0x1c;
6204 nv->port_name[6] = 0x55;
6205 nv->port_name[7] = 0x86;
6206 nv->node_name[0] = 0x20;
6207 nv->node_name[1] = 0x00;
6208 nv->node_name[2] = 0x00;
6209 nv->node_name[3] = 0xe0;
6210 nv->node_name[4] = 0x8b;
6211 nv->node_name[5] = 0x1c;
6212 nv->node_name[6] = 0x55;
6213 nv->node_name[7] = 0x86;
6214 nv->login_retry_count = cpu_to_le16(8);
6215 nv->interrupt_delay_timer = cpu_to_le16(0);
6216 nv->login_timeout = cpu_to_le16(0);
6217 nv->firmware_options_1 =
6218 cpu_to_le32(BIT_14|BIT_13|BIT_2|BIT_1);
6219 nv->firmware_options_2 = cpu_to_le32(2 << 4);
6220 nv->firmware_options_2 |= cpu_to_le32(BIT_12);
6221 nv->firmware_options_3 = cpu_to_le32(2 << 13);
6222 nv->host_p = cpu_to_le32(BIT_11|BIT_10);
6223 nv->efi_parameters = cpu_to_le32(0);
6224 nv->reset_delay = 5;
6225 nv->max_luns_per_target = cpu_to_le16(128);
6226 nv->port_down_retry_count = cpu_to_le16(30);
6227 nv->link_down_timeout = cpu_to_le16(180);
6228 nv->enode_mac[0] = 0x00;
6229 nv->enode_mac[1] = 0xC0;
6230 nv->enode_mac[2] = 0xDD;
6231 nv->enode_mac[3] = 0x04;
6232 nv->enode_mac[4] = 0x05;
6233 nv->enode_mac[5] = 0x06 + ha->port_no + 1;
6234
6235 rval = 1;
6236 }
6237
6238 if (IS_T10_PI_CAPABLE(ha))
6239 nv->frame_payload_size &= ~7;
6240
6241 qlt_81xx_config_nvram_stage1(vha, nv);
6242
6243 /* Reset Initialization control block */
6244 memset(icb, 0, ha->init_cb_size);
6245
6246 /* Copy 1st segment. */
6247 dptr1 = (uint8_t *)icb;
6248 dptr2 = (uint8_t *)&nv->version;
6249 cnt = (uint8_t *)&icb->response_q_inpointer - (uint8_t *)&icb->version;
6250 while (cnt--)
6251 *dptr1++ = *dptr2++;
6252
6253 icb->login_retry_count = nv->login_retry_count;
6254
6255 /* Copy 2nd segment. */
6256 dptr1 = (uint8_t *)&icb->interrupt_delay_timer;
6257 dptr2 = (uint8_t *)&nv->interrupt_delay_timer;
6258 cnt = (uint8_t *)&icb->reserved_5 -
6259 (uint8_t *)&icb->interrupt_delay_timer;
6260 while (cnt--)
6261 *dptr1++ = *dptr2++;
6262
6263 memcpy(icb->enode_mac, nv->enode_mac, sizeof(icb->enode_mac));
6264 /* Some boards (with valid NVRAMs) still have NULL enode_mac!! */
6265 if (!memcmp(icb->enode_mac, "\0\0\0\0\0\0", sizeof(icb->enode_mac))) {
6266 icb->enode_mac[0] = 0x00;
6267 icb->enode_mac[1] = 0xC0;
6268 icb->enode_mac[2] = 0xDD;
6269 icb->enode_mac[3] = 0x04;
6270 icb->enode_mac[4] = 0x05;
6271 icb->enode_mac[5] = 0x06 + ha->port_no + 1;
6272 }
6273
6274 /* Use extended-initialization control block. */
6275 memcpy(ha->ex_init_cb, &nv->ex_version, sizeof(*ha->ex_init_cb));
6276
6277 /*
6278 * Setup driver NVRAM options.
6279 */
6280 qla2x00_set_model_info(vha, nv->model_name, sizeof(nv->model_name),
6281 "QLE8XXX");
6282
6283 qlt_81xx_config_nvram_stage2(vha, icb);
6284
6285 /* Use alternate WWN? */
6286 if (nv->host_p & cpu_to_le32(BIT_15)) {
6287 memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE);
6288 memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE);
6289 }
6290
6291 /* Prepare nodename */
6292 if ((icb->firmware_options_1 & cpu_to_le32(BIT_14)) == 0) {
6293 /*
6294 * Firmware will apply the following mask if the nodename was
6295 * not provided.
6296 */
6297 memcpy(icb->node_name, icb->port_name, WWN_SIZE);
6298 icb->node_name[0] &= 0xF0;
6299 }
6300
6301 /* Set host adapter parameters. */
6302 ha->flags.disable_risc_code_load = 0;
6303 ha->flags.enable_lip_reset = 0;
6304 ha->flags.enable_lip_full_login =
6305 le32_to_cpu(nv->host_p) & BIT_10 ? 1: 0;
6306 ha->flags.enable_target_reset =
6307 le32_to_cpu(nv->host_p) & BIT_11 ? 1: 0;
6308 ha->flags.enable_led_scheme = 0;
6309 ha->flags.disable_serdes = le32_to_cpu(nv->host_p) & BIT_5 ? 1: 0;
6310
6311 ha->operating_mode = (le32_to_cpu(icb->firmware_options_2) &
6312 (BIT_6 | BIT_5 | BIT_4)) >> 4;
6313
6314 /* save HBA serial number */
6315 ha->serial0 = icb->port_name[5];
6316 ha->serial1 = icb->port_name[6];
6317 ha->serial2 = icb->port_name[7];
6318 memcpy(vha->node_name, icb->node_name, WWN_SIZE);
6319 memcpy(vha->port_name, icb->port_name, WWN_SIZE);
6320
6321 icb->execution_throttle = cpu_to_le16(0xFFFF);
6322
6323 ha->retry_count = le16_to_cpu(nv->login_retry_count);
6324
6325 /* Set minimum login_timeout to 4 seconds. */
6326 if (le16_to_cpu(nv->login_timeout) < ql2xlogintimeout)
6327 nv->login_timeout = cpu_to_le16(ql2xlogintimeout);
6328 if (le16_to_cpu(nv->login_timeout) < 4)
6329 nv->login_timeout = cpu_to_le16(4);
6330 ha->login_timeout = le16_to_cpu(nv->login_timeout);
6331
6332 /* Set minimum RATOV to 100 tenths of a second. */
6333 ha->r_a_tov = 100;
6334
6335 ha->loop_reset_delay = nv->reset_delay;
6336
6337 /* Link Down Timeout = 0:
6338 *
6339 * When Port Down timer expires we will start returning
6340 * I/O's to OS with "DID_NO_CONNECT".
6341 *
6342 * Link Down Timeout != 0:
6343 *
6344 * The driver waits for the link to come up after link down
6345 * before returning I/Os to OS with "DID_NO_CONNECT".
6346 */
6347 if (le16_to_cpu(nv->link_down_timeout) == 0) {
6348 ha->loop_down_abort_time =
6349 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
6350 } else {
6351 ha->link_down_timeout = le16_to_cpu(nv->link_down_timeout);
6352 ha->loop_down_abort_time =
6353 (LOOP_DOWN_TIME - ha->link_down_timeout);
6354 }
6355
6356 /* Need enough time to try and get the port back. */
6357 ha->port_down_retry_count = le16_to_cpu(nv->port_down_retry_count);
6358 if (qlport_down_retry)
6359 ha->port_down_retry_count = qlport_down_retry;
6360
6361 /* Set login_retry_count */
6362 ha->login_retry_count = le16_to_cpu(nv->login_retry_count);
6363 if (ha->port_down_retry_count ==
6364 le16_to_cpu(nv->port_down_retry_count) &&
6365 ha->port_down_retry_count > 3)
6366 ha->login_retry_count = ha->port_down_retry_count;
6367 else if (ha->port_down_retry_count > (int)ha->login_retry_count)
6368 ha->login_retry_count = ha->port_down_retry_count;
6369 if (ql2xloginretrycount)
6370 ha->login_retry_count = ql2xloginretrycount;
6371
6372 /* if not running MSI-X we need handshaking on interrupts */
6373 if (!vha->hw->flags.msix_enabled && (IS_QLA83XX(ha) || IS_QLA27XX(ha)))
6374 icb->firmware_options_2 |= cpu_to_le32(BIT_22);
6375
6376 /* Enable ZIO. */
6377 if (!vha->flags.init_done) {
6378 ha->zio_mode = le32_to_cpu(icb->firmware_options_2) &
6379 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
6380 ha->zio_timer = le16_to_cpu(icb->interrupt_delay_timer) ?
6381 le16_to_cpu(icb->interrupt_delay_timer): 2;
6382 }
6383 icb->firmware_options_2 &= cpu_to_le32(
6384 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0));
6385 vha->flags.process_response_queue = 0;
6386 if (ha->zio_mode != QLA_ZIO_DISABLED) {
6387 ha->zio_mode = QLA_ZIO_MODE_6;
6388
6389 ql_log(ql_log_info, vha, 0x0075,
6390 "ZIO mode %d enabled; timer delay (%d us).\n",
6391 ha->zio_mode,
6392 ha->zio_timer * 100);
6393
6394 icb->firmware_options_2 |= cpu_to_le32(
6395 (uint32_t)ha->zio_mode);
6396 icb->interrupt_delay_timer = cpu_to_le16(ha->zio_timer);
6397 vha->flags.process_response_queue = 1;
6398 }
6399
6400 if (rval) {
6401 ql_log(ql_log_warn, vha, 0x0076,
6402 "NVRAM configuration failed.\n");
6403 }
6404 return (rval);
6405 }
6406
6407 int
6408 qla82xx_restart_isp(scsi_qla_host_t *vha)
6409 {
6410 int status, rval;
6411 struct qla_hw_data *ha = vha->hw;
6412 struct req_que *req = ha->req_q_map[0];
6413 struct rsp_que *rsp = ha->rsp_q_map[0];
6414 struct scsi_qla_host *vp;
6415 unsigned long flags;
6416
6417 status = qla2x00_init_rings(vha);
6418 if (!status) {
6419 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
6420 ha->flags.chip_reset_done = 1;
6421
6422 status = qla2x00_fw_ready(vha);
6423 if (!status) {
6424 /* Issue a marker after FW becomes ready. */
6425 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL);
6426 vha->flags.online = 1;
6427 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
6428 }
6429
6430 /* if no cable then assume it's good */
6431 if ((vha->device_flags & DFLG_NO_CABLE))
6432 status = 0;
6433 }
6434
6435 if (!status) {
6436 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
6437
6438 if (!atomic_read(&vha->loop_down_timer)) {
6439 /*
6440 * Issue marker command only when we are going
6441 * to start the I/O .
6442 */
6443 vha->marker_needed = 1;
6444 }
6445
6446 ha->isp_ops->enable_intrs(ha);
6447
6448 ha->isp_abort_cnt = 0;
6449 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
6450
6451 /* Update the firmware version */
6452 status = qla82xx_check_md_needed(vha);
6453
6454 if (ha->fce) {
6455 ha->flags.fce_enabled = 1;
6456 memset(ha->fce, 0,
6457 fce_calc_size(ha->fce_bufs));
6458 rval = qla2x00_enable_fce_trace(vha,
6459 ha->fce_dma, ha->fce_bufs, ha->fce_mb,
6460 &ha->fce_bufs);
6461 if (rval) {
6462 ql_log(ql_log_warn, vha, 0x8001,
6463 "Unable to reinitialize FCE (%d).\n",
6464 rval);
6465 ha->flags.fce_enabled = 0;
6466 }
6467 }
6468
6469 if (ha->eft) {
6470 memset(ha->eft, 0, EFT_SIZE);
6471 rval = qla2x00_enable_eft_trace(vha,
6472 ha->eft_dma, EFT_NUM_BUFFERS);
6473 if (rval) {
6474 ql_log(ql_log_warn, vha, 0x8010,
6475 "Unable to reinitialize EFT (%d).\n",
6476 rval);
6477 }
6478 }
6479 }
6480
6481 if (!status) {
6482 ql_dbg(ql_dbg_taskm, vha, 0x8011,
6483 "qla82xx_restart_isp succeeded.\n");
6484
6485 spin_lock_irqsave(&ha->vport_slock, flags);
6486 list_for_each_entry(vp, &ha->vp_list, list) {
6487 if (vp->vp_idx) {
6488 atomic_inc(&vp->vref_count);
6489 spin_unlock_irqrestore(&ha->vport_slock, flags);
6490
6491 qla2x00_vp_abort_isp(vp);
6492
6493 spin_lock_irqsave(&ha->vport_slock, flags);
6494 atomic_dec(&vp->vref_count);
6495 }
6496 }
6497 spin_unlock_irqrestore(&ha->vport_slock, flags);
6498
6499 } else {
6500 ql_log(ql_log_warn, vha, 0x8016,
6501 "qla82xx_restart_isp **** FAILED ****.\n");
6502 }
6503
6504 return status;
6505 }
6506
6507 void
6508 qla81xx_update_fw_options(scsi_qla_host_t *vha)
6509 {
6510 struct qla_hw_data *ha = vha->hw;
6511
6512 /* Hold status IOCBs until ABTS response received. */
6513 if (ql2xfwholdabts)
6514 ha->fw_options[3] |= BIT_12;
6515
6516 if (!ql2xetsenable)
6517 goto out;
6518
6519 /* Enable ETS Burst. */
6520 memset(ha->fw_options, 0, sizeof(ha->fw_options));
6521 ha->fw_options[2] |= BIT_9;
6522 out:
6523 qla2x00_set_fw_options(vha, ha->fw_options);
6524 }
6525
6526 /*
6527 * qla24xx_get_fcp_prio
6528 * Gets the fcp cmd priority value for the logged in port.
6529 * Looks for a match of the port descriptors within
6530 * each of the fcp prio config entries. If a match is found,
6531 * the tag (priority) value is returned.
6532 *
6533 * Input:
6534 * vha = scsi host structure pointer.
6535 * fcport = port structure pointer.
6536 *
6537 * Return:
6538 * non-zero (if found)
6539 * -1 (if not found)
6540 *
6541 * Context:
6542 * Kernel context
6543 */
6544 static int
6545 qla24xx_get_fcp_prio(scsi_qla_host_t *vha, fc_port_t *fcport)
6546 {
6547 int i, entries;
6548 uint8_t pid_match, wwn_match;
6549 int priority;
6550 uint32_t pid1, pid2;
6551 uint64_t wwn1, wwn2;
6552 struct qla_fcp_prio_entry *pri_entry;
6553 struct qla_hw_data *ha = vha->hw;
6554
6555 if (!ha->fcp_prio_cfg || !ha->flags.fcp_prio_enabled)
6556 return -1;
6557
6558 priority = -1;
6559 entries = ha->fcp_prio_cfg->num_entries;
6560 pri_entry = &ha->fcp_prio_cfg->entry[0];
6561
6562 for (i = 0; i < entries; i++) {
6563 pid_match = wwn_match = 0;
6564
6565 if (!(pri_entry->flags & FCP_PRIO_ENTRY_VALID)) {
6566 pri_entry++;
6567 continue;
6568 }
6569
6570 /* check source pid for a match */
6571 if (pri_entry->flags & FCP_PRIO_ENTRY_SPID_VALID) {
6572 pid1 = pri_entry->src_pid & INVALID_PORT_ID;
6573 pid2 = vha->d_id.b24 & INVALID_PORT_ID;
6574 if (pid1 == INVALID_PORT_ID)
6575 pid_match++;
6576 else if (pid1 == pid2)
6577 pid_match++;
6578 }
6579
6580 /* check destination pid for a match */
6581 if (pri_entry->flags & FCP_PRIO_ENTRY_DPID_VALID) {
6582 pid1 = pri_entry->dst_pid & INVALID_PORT_ID;
6583 pid2 = fcport->d_id.b24 & INVALID_PORT_ID;
6584 if (pid1 == INVALID_PORT_ID)
6585 pid_match++;
6586 else if (pid1 == pid2)
6587 pid_match++;
6588 }
6589
6590 /* check source WWN for a match */
6591 if (pri_entry->flags & FCP_PRIO_ENTRY_SWWN_VALID) {
6592 wwn1 = wwn_to_u64(vha->port_name);
6593 wwn2 = wwn_to_u64(pri_entry->src_wwpn);
6594 if (wwn2 == (uint64_t)-1)
6595 wwn_match++;
6596 else if (wwn1 == wwn2)
6597 wwn_match++;
6598 }
6599
6600 /* check destination WWN for a match */
6601 if (pri_entry->flags & FCP_PRIO_ENTRY_DWWN_VALID) {
6602 wwn1 = wwn_to_u64(fcport->port_name);
6603 wwn2 = wwn_to_u64(pri_entry->dst_wwpn);
6604 if (wwn2 == (uint64_t)-1)
6605 wwn_match++;
6606 else if (wwn1 == wwn2)
6607 wwn_match++;
6608 }
6609
6610 if (pid_match == 2 || wwn_match == 2) {
6611 /* Found a matching entry */
6612 if (pri_entry->flags & FCP_PRIO_ENTRY_TAG_VALID)
6613 priority = pri_entry->tag;
6614 break;
6615 }
6616
6617 pri_entry++;
6618 }
6619
6620 return priority;
6621 }
6622
6623 /*
6624 * qla24xx_update_fcport_fcp_prio
6625 * Activates fcp priority for the logged in fc port
6626 *
6627 * Input:
6628 * vha = scsi host structure pointer.
6629 * fcp = port structure pointer.
6630 *
6631 * Return:
6632 * QLA_SUCCESS or QLA_FUNCTION_FAILED
6633 *
6634 * Context:
6635 * Kernel context.
6636 */
6637 int
6638 qla24xx_update_fcport_fcp_prio(scsi_qla_host_t *vha, fc_port_t *fcport)
6639 {
6640 int ret;
6641 int priority;
6642 uint16_t mb[5];
6643
6644 if (fcport->port_type != FCT_TARGET ||
6645 fcport->loop_id == FC_NO_LOOP_ID)
6646 return QLA_FUNCTION_FAILED;
6647
6648 priority = qla24xx_get_fcp_prio(vha, fcport);
6649 if (priority < 0)
6650 return QLA_FUNCTION_FAILED;
6651
6652 if (IS_P3P_TYPE(vha->hw)) {
6653 fcport->fcp_prio = priority & 0xf;
6654 return QLA_SUCCESS;
6655 }
6656
6657 ret = qla24xx_set_fcp_prio(vha, fcport->loop_id, priority, mb);
6658 if (ret == QLA_SUCCESS) {
6659 if (fcport->fcp_prio != priority)
6660 ql_dbg(ql_dbg_user, vha, 0x709e,
6661 "Updated FCP_CMND priority - value=%d loop_id=%d "
6662 "port_id=%02x%02x%02x.\n", priority,
6663 fcport->loop_id, fcport->d_id.b.domain,
6664 fcport->d_id.b.area, fcport->d_id.b.al_pa);
6665 fcport->fcp_prio = priority & 0xf;
6666 } else
6667 ql_dbg(ql_dbg_user, vha, 0x704f,
6668 "Unable to update FCP_CMND priority - ret=0x%x for "
6669 "loop_id=%d port_id=%02x%02x%02x.\n", ret, fcport->loop_id,
6670 fcport->d_id.b.domain, fcport->d_id.b.area,
6671 fcport->d_id.b.al_pa);
6672 return ret;
6673 }
6674
6675 /*
6676 * qla24xx_update_all_fcp_prio
6677 * Activates fcp priority for all the logged in ports
6678 *
6679 * Input:
6680 * ha = adapter block pointer.
6681 *
6682 * Return:
6683 * QLA_SUCCESS or QLA_FUNCTION_FAILED
6684 *
6685 * Context:
6686 * Kernel context.
6687 */
6688 int
6689 qla24xx_update_all_fcp_prio(scsi_qla_host_t *vha)
6690 {
6691 int ret;
6692 fc_port_t *fcport;
6693
6694 ret = QLA_FUNCTION_FAILED;
6695 /* We need to set priority for all logged in ports */
6696 list_for_each_entry(fcport, &vha->vp_fcports, list)
6697 ret = qla24xx_update_fcport_fcp_prio(vha, fcport);
6698
6699 return ret;
6700 }
Linux with added FPC-III support