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[SCSI] qla2xxx: Removed redundant check for ISP 84xx.
[mirror_ubuntu-zesty-kernel.git] / drivers / scsi / qla2xxx / qla_init.c
CommitLineData
1da177e4 1/*
fa90c54f 2 * QLogic Fibre Channel HBA Driver
01e58d8e 3 * Copyright (c) 2003-2008 QLogic Corporation
1da177e4 4 *
fa90c54f 5 * See LICENSE.qla2xxx for copyright and licensing details.
1da177e4
LT		 6 */
7#include "qla_def.h"
73208dfd 8#include "qla_gbl.h"
1da177e4
LT		 9
10#include <linux/delay.h>
5a0e3ad6 11#include <linux/slab.h>
0107109e 12#include <linux/vmalloc.h>
1da177e4
LT		 13
14#include "qla_devtbl.h"
15
4e08df3f
DM		 16#ifdef CONFIG_SPARC
17#include <asm/prom.h>
4e08df3f
DM		 18#endif
19
1da177e4
LT		 20/*
21* QLogic ISP2x00 Hardware Support Function Prototypes.
22*/
1da177e4 23static int qla2x00_isp_firmware(scsi_qla_host_t *);
1da177e4 24static int qla2x00_setup_chip(scsi_qla_host_t *);
1da177e4
LT		 25static int qla2x00_init_rings(scsi_qla_host_t *);
26static int qla2x00_fw_ready(scsi_qla_host_t *);
27static int qla2x00_configure_hba(scsi_qla_host_t *);
1da177e4
LT		 28static int qla2x00_configure_loop(scsi_qla_host_t *);
29static int qla2x00_configure_local_loop(scsi_qla_host_t *);
1da177e4
LT		 30static int qla2x00_configure_fabric(scsi_qla_host_t *);
31static int qla2x00_find_all_fabric_devs(scsi_qla_host_t *, struct list_head *);
32static int qla2x00_device_resync(scsi_qla_host_t *);
33static int qla2x00_fabric_dev_login(scsi_qla_host_t *, fc_port_t *,
34 uint16_t *);
1da177e4
LT		 35
36static int qla2x00_restart_isp(scsi_qla_host_t *);
1da177e4 37
e315cd28 38static int qla2x00_find_new_loop_id(scsi_qla_host_t *, fc_port_t *);
413975a0 39
4d4df193
HK		 40static struct qla_chip_state_84xx *qla84xx_get_chip(struct scsi_qla_host *);
41static int qla84xx_init_chip(scsi_qla_host_t *);
73208dfd 42static int qla25xx_init_queues(struct qla_hw_data *);
4d4df193 43
ac280b67
AV		 44/* SRB Extensions ---------------------------------------------------------- */
45
46static void
47qla2x00_ctx_sp_timeout(unsigned long __data)
48{
49 srb_t *sp = (srb_t *)__data;
50 struct srb_ctx *ctx;
4916392b 51 struct srb_iocb *iocb;
ac280b67
AV		 52 fc_port_t *fcport = sp->fcport;
53 struct qla_hw_data *ha = fcport->vha->hw;
54 struct req_que *req;
55 unsigned long flags;
56
57 spin_lock_irqsave(&ha->hardware_lock, flags);
58 req = ha->req_q_map[0];
59 req->outstanding_cmds[sp->handle] = NULL;
60 ctx = sp->ctx;
4916392b
MI		 61 iocb = ctx->u.iocb_cmd;
62 iocb->timeout(sp);
4916392b 63 iocb->free(sp);
6ac52608 64 spin_unlock_irqrestore(&ha->hardware_lock, flags);
ac280b67
AV		 65}
66
9a069e19 67void
ac280b67
AV		 68qla2x00_ctx_sp_free(srb_t *sp)
69{
70 struct srb_ctx *ctx = sp->ctx;
4916392b 71 struct srb_iocb *iocb = ctx->u.iocb_cmd;
ac280b67 72
4916392b
MI		 73 del_timer_sync(&iocb->timer);
74 kfree(iocb);
ac280b67
AV		 75 kfree(ctx);
76 mempool_free(sp, sp->fcport->vha->hw->srb_mempool);
77}
78
79inline srb_t *
80qla2x00_get_ctx_sp(scsi_qla_host_t *vha, fc_port_t *fcport, size_t size,
81 unsigned long tmo)
82{
83 srb_t *sp;
84 struct qla_hw_data *ha = vha->hw;
85 struct srb_ctx *ctx;
4916392b 86 struct srb_iocb *iocb;
ac280b67
AV		 87
88 sp = mempool_alloc(ha->srb_mempool, GFP_KERNEL);
89 if (!sp)
90 goto done;
91 ctx = kzalloc(size, GFP_KERNEL);
92 if (!ctx) {
93 mempool_free(sp, ha->srb_mempool);
4916392b
MI		 94 sp = NULL;
95 goto done;
96 }
97 iocb = kzalloc(sizeof(struct srb_iocb), GFP_KERNEL);
98 if (!iocb) {
99 mempool_free(sp, ha->srb_mempool);
100 sp = NULL;
101 kfree(ctx);
ac280b67
AV		 102 goto done;
103 }
104
105 memset(sp, 0, sizeof(*sp));
106 sp->fcport = fcport;
107 sp->ctx = ctx;
4916392b
MI		 108 ctx->u.iocb_cmd = iocb;
109 iocb->free = qla2x00_ctx_sp_free;
ac280b67 110
4916392b 111 init_timer(&iocb->timer);
ac280b67
AV		 112 if (!tmo)
113 goto done;
4916392b
MI		 114 iocb->timer.expires = jiffies + tmo * HZ;
115 iocb->timer.data = (unsigned long)sp;
116 iocb->timer.function = qla2x00_ctx_sp_timeout;
117 add_timer(&iocb->timer);
ac280b67
AV		 118done:
119 return sp;
120}
121
122/* Asynchronous Login/Logout Routines -------------------------------------- */
123
124#define ELS_TMO_2_RATOV(ha) ((ha)->r_a_tov / 10 * 2)
125
126static void
3822263e 127qla2x00_async_iocb_timeout(srb_t *sp)
ac280b67
AV		 128{
129 fc_port_t *fcport = sp->fcport;
4916392b 130 struct srb_ctx *ctx = sp->ctx;
ac280b67
AV		 131
132 DEBUG2(printk(KERN_WARNING
d3fa9e7d
AV		 133 "scsi(%ld:%x): Async-%s timeout - portid=%02x%02x%02x.\n",
134 fcport->vha->host_no, sp->handle,
135 ctx->name, fcport->d_id.b.domain,
136 fcport->d_id.b.area, fcport->d_id.b.al_pa));
ac280b67 137
5ff1d584 138 fcport->flags &= ~FCF_ASYNC_SENT;
6ac52608
AV		 139 if (ctx->type == SRB_LOGIN_CMD) {
140 struct srb_iocb *lio = ctx->u.iocb_cmd;
ac280b67 141 qla2x00_post_async_logout_work(fcport->vha, fcport, NULL);
6ac52608
AV		 142 /* Retry as needed. */
143 lio->u.logio.data[0] = MBS_COMMAND_ERROR;
144 lio->u.logio.data[1] = lio->u.logio.flags & SRB_LOGIN_RETRIED ?
145 QLA_LOGIO_LOGIN_RETRIED : 0;
146 qla2x00_post_async_login_done_work(fcport->vha, fcport,
147 lio->u.logio.data);
148 }
ac280b67
AV		 149}
150
99b0bec7
AV		 151static void
152qla2x00_async_login_ctx_done(srb_t *sp)
153{
4916392b
MI		 154 struct srb_ctx *ctx = sp->ctx;
155 struct srb_iocb *lio = ctx->u.iocb_cmd;
99b0bec7
AV		 156
157 qla2x00_post_async_login_done_work(sp->fcport->vha, sp->fcport,
4916392b
MI		 158 lio->u.logio.data);
159 lio->free(sp);
99b0bec7
AV		 160}
161
ac280b67
AV		 162int
163qla2x00_async_login(struct scsi_qla_host *vha, fc_port_t *fcport,
164 uint16_t *data)
165{
166 struct qla_hw_data *ha = vha->hw;
167 srb_t *sp;
4916392b
MI		 168 struct srb_ctx *ctx;
169 struct srb_iocb *lio;
ac280b67
AV		 170 int rval;
171
172 rval = QLA_FUNCTION_FAILED;
4916392b 173 sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx),
ac280b67
AV		 174 ELS_TMO_2_RATOV(ha) + 2);
175 if (!sp)
176 goto done;
177
4916392b
MI		 178 ctx = sp->ctx;
179 ctx->type = SRB_LOGIN_CMD;
180 ctx->name = "login";
181 lio = ctx->u.iocb_cmd;
3822263e 182 lio->timeout = qla2x00_async_iocb_timeout;
4916392b
MI		 183 lio->done = qla2x00_async_login_ctx_done;
184 lio->u.logio.flags |= SRB_LOGIN_COND_PLOGI;
ac280b67 185 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
4916392b 186 lio->u.logio.flags |= SRB_LOGIN_RETRIED;
ac280b67
AV		 187 rval = qla2x00_start_sp(sp);
188 if (rval != QLA_SUCCESS)
189 goto done_free_sp;
190
191 DEBUG2(printk(KERN_DEBUG
192 "scsi(%ld:%x): Async-login - loop-id=%x portid=%02x%02x%02x "
193 "retries=%d.\n", fcport->vha->host_no, sp->handle, fcport->loop_id,
194 fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa,
195 fcport->login_retry));
196 return rval;
197
198done_free_sp:
4916392b 199 lio->free(sp);
ac280b67
AV		 200done:
201 return rval;
202}
203
99b0bec7
AV		 204static void
205qla2x00_async_logout_ctx_done(srb_t *sp)
206{
4916392b
MI		 207 struct srb_ctx *ctx = sp->ctx;
208 struct srb_iocb *lio = ctx->u.iocb_cmd;
99b0bec7
AV		 209
210 qla2x00_post_async_logout_done_work(sp->fcport->vha, sp->fcport,
4916392b
MI		 211 lio->u.logio.data);
212 lio->free(sp);
99b0bec7
AV		 213}
214
ac280b67
AV		 215int
216qla2x00_async_logout(struct scsi_qla_host *vha, fc_port_t *fcport)
217{
218 struct qla_hw_data *ha = vha->hw;
219 srb_t *sp;
4916392b
MI		 220 struct srb_ctx *ctx;
221 struct srb_iocb *lio;
ac280b67
AV		 222 int rval;
223
224 rval = QLA_FUNCTION_FAILED;
4916392b 225 sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx),
ac280b67
AV		 226 ELS_TMO_2_RATOV(ha) + 2);
227 if (!sp)
228 goto done;
229
4916392b
MI		 230 ctx = sp->ctx;
231 ctx->type = SRB_LOGOUT_CMD;
232 ctx->name = "logout";
233 lio = ctx->u.iocb_cmd;
3822263e 234 lio->timeout = qla2x00_async_iocb_timeout;
4916392b 235 lio->done = qla2x00_async_logout_ctx_done;
ac280b67
AV		 236 rval = qla2x00_start_sp(sp);
237 if (rval != QLA_SUCCESS)
238 goto done_free_sp;
239
240 DEBUG2(printk(KERN_DEBUG
241 "scsi(%ld:%x): Async-logout - loop-id=%x portid=%02x%02x%02x.\n",
242 fcport->vha->host_no, sp->handle, fcport->loop_id,
243 fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa));
244 return rval;
245
246done_free_sp:
4916392b 247 lio->free(sp);
ac280b67
AV		 248done:
249 return rval;
250}
251
5ff1d584
AV		 252static void
253qla2x00_async_adisc_ctx_done(srb_t *sp)
254{
4916392b
MI		 255 struct srb_ctx *ctx = sp->ctx;
256 struct srb_iocb *lio = ctx->u.iocb_cmd;
5ff1d584
AV		 257
258 qla2x00_post_async_adisc_done_work(sp->fcport->vha, sp->fcport,
4916392b
MI		 259 lio->u.logio.data);
260 lio->free(sp);
5ff1d584
AV		 261}
262
263int
264qla2x00_async_adisc(struct scsi_qla_host *vha, fc_port_t *fcport,
265 uint16_t *data)
266{
267 struct qla_hw_data *ha = vha->hw;
268 srb_t *sp;
4916392b
MI		 269 struct srb_ctx *ctx;
270 struct srb_iocb *lio;
5ff1d584
AV		 271 int rval;
272
273 rval = QLA_FUNCTION_FAILED;
4916392b 274 sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx),
5ff1d584
AV		 275 ELS_TMO_2_RATOV(ha) + 2);
276 if (!sp)
277 goto done;
278
4916392b
MI		 279 ctx = sp->ctx;
280 ctx->type = SRB_ADISC_CMD;
281 ctx->name = "adisc";
282 lio = ctx->u.iocb_cmd;
3822263e 283 lio->timeout = qla2x00_async_iocb_timeout;
4916392b 284 lio->done = qla2x00_async_adisc_ctx_done;
5ff1d584 285 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
4916392b 286 lio->u.logio.flags |= SRB_LOGIN_RETRIED;
5ff1d584
AV		 287 rval = qla2x00_start_sp(sp);
288 if (rval != QLA_SUCCESS)
289 goto done_free_sp;
290
291 DEBUG2(printk(KERN_DEBUG
292 "scsi(%ld:%x): Async-adisc - loop-id=%x portid=%02x%02x%02x.\n",
293 fcport->vha->host_no, sp->handle, fcport->loop_id,
294 fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa));
295
296 return rval;
297
298done_free_sp:
4916392b 299 lio->free(sp);
5ff1d584
AV		 300done:
301 return rval;
302}
303
3822263e
MI		 304static void
305qla2x00_async_tm_cmd_ctx_done(srb_t *sp)
306{
307 struct srb_ctx *ctx = sp->ctx;
308 struct srb_iocb *iocb = (struct srb_iocb *)ctx->u.iocb_cmd;
309
310 qla2x00_async_tm_cmd_done(sp->fcport->vha, sp->fcport, iocb);
311 iocb->free(sp);
312}
313
314int
315qla2x00_async_tm_cmd(fc_port_t *fcport, uint32_t flags, uint32_t lun,
316 uint32_t tag)
317{
318 struct scsi_qla_host *vha = fcport->vha;
319 struct qla_hw_data *ha = vha->hw;
320 srb_t *sp;
321 struct srb_ctx *ctx;
322 struct srb_iocb *tcf;
323 int rval;
324
325 rval = QLA_FUNCTION_FAILED;
326 sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx),
327 ELS_TMO_2_RATOV(ha) + 2);
328 if (!sp)
329 goto done;
330
331 ctx = sp->ctx;
332 ctx->type = SRB_TM_CMD;
333 ctx->name = "tmf";
334 tcf = ctx->u.iocb_cmd;
335 tcf->u.tmf.flags = flags;
336 tcf->u.tmf.lun = lun;
337 tcf->u.tmf.data = tag;
338 tcf->timeout = qla2x00_async_iocb_timeout;
339 tcf->done = qla2x00_async_tm_cmd_ctx_done;
340
341 rval = qla2x00_start_sp(sp);
342 if (rval != QLA_SUCCESS)
343 goto done_free_sp;
344
345 DEBUG2(printk(KERN_DEBUG
346 "scsi(%ld:%x): Async-tmf - loop-id=%x portid=%02x%02x%02x.\n",
347 fcport->vha->host_no, sp->handle, fcport->loop_id,
348 fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa));
349
350 return rval;
351
352done_free_sp:
353 tcf->free(sp);
354done:
355 return rval;
356}
357
358static void
359qla2x00_async_marker_ctx_done(srb_t *sp)
360{
361 struct srb_ctx *ctx = sp->ctx;
362 struct srb_iocb *iocb = (struct srb_iocb *)ctx->u.iocb_cmd;
363
364 qla2x00_async_marker_done(sp->fcport->vha, sp->fcport, iocb);
365 iocb->free(sp);
366}
367
368int
369qla2x00_async_marker(fc_port_t *fcport, uint16_t lun, uint8_t modif)
370{
371 struct scsi_qla_host *vha = fcport->vha;
372 srb_t *sp;
373 struct srb_ctx *ctx;
374 struct srb_iocb *mrk;
375 int rval;
376
377 rval = QLA_FUNCTION_FAILED;
378 sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx), 0);
379 if (!sp)
380 goto done;
381
382 ctx = sp->ctx;
383 ctx->type = SRB_MARKER_CMD;
384 ctx->name = "marker";
385 mrk = ctx->u.iocb_cmd;
386 mrk->u.marker.lun = lun;
387 mrk->u.marker.modif = modif;
388 mrk->timeout = qla2x00_async_iocb_timeout;
389 mrk->done = qla2x00_async_marker_ctx_done;
390
391 rval = qla2x00_start_sp(sp);
392 if (rval != QLA_SUCCESS)
393 goto done_free_sp;
394
395 DEBUG2(printk(KERN_DEBUG
396 "scsi(%ld:%x): Async-marker - loop-id=%x "
397 "portid=%02x%02x%02x.\n",
398 fcport->vha->host_no, sp->handle, fcport->loop_id,
399 fcport->d_id.b.domain, fcport->d_id.b.area,
400 fcport->d_id.b.al_pa));
401
402 return rval;
403
404done_free_sp:
405 mrk->free(sp);
406done:
407 return rval;
408}
409
4916392b 410void
ac280b67
AV		 411qla2x00_async_login_done(struct scsi_qla_host *vha, fc_port_t *fcport,
412 uint16_t *data)
413{
414 int rval;
ac280b67
AV		 415
416 switch (data[0]) {
417 case MBS_COMMAND_COMPLETE:
99b0bec7 418 if (fcport->flags & FCF_FCP2_DEVICE) {
5ff1d584
AV		 419 fcport->flags |= FCF_ASYNC_SENT;
420 qla2x00_post_async_adisc_work(vha, fcport, data);
421 break;
99b0bec7
AV		 422 }
423 qla2x00_update_fcport(vha, fcport);
ac280b67
AV		 424 break;
425 case MBS_COMMAND_ERROR:
5ff1d584 426 fcport->flags &= ~FCF_ASYNC_SENT;
ac280b67
AV		 427 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
428 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
429 else
6ac52608 430 qla2x00_mark_device_lost(vha, fcport, 1, 1);
ac280b67
AV		 431 break;
432 case MBS_PORT_ID_USED:
433 fcport->loop_id = data[1];
6ac52608 434 qla2x00_post_async_logout_work(vha, fcport, NULL);
ac280b67
AV		 435 qla2x00_post_async_login_work(vha, fcport, NULL);
436 break;
437 case MBS_LOOP_ID_USED:
438 fcport->loop_id++;
439 rval = qla2x00_find_new_loop_id(vha, fcport);
440 if (rval != QLA_SUCCESS) {
5ff1d584 441 fcport->flags &= ~FCF_ASYNC_SENT;
6ac52608 442 qla2x00_mark_device_lost(vha, fcport, 1, 1);
ac280b67
AV		 443 break;
444 }
445 qla2x00_post_async_login_work(vha, fcport, NULL);
446 break;
447 }
4916392b 448 return;
ac280b67
AV		 449}
450
4916392b 451void
ac280b67
AV		 452qla2x00_async_logout_done(struct scsi_qla_host *vha, fc_port_t *fcport,
453 uint16_t *data)
454{
455 qla2x00_mark_device_lost(vha, fcport, 1, 0);
4916392b 456 return;
ac280b67
AV		 457}
458
4916392b 459void
5ff1d584
AV		 460qla2x00_async_adisc_done(struct scsi_qla_host *vha, fc_port_t *fcport,
461 uint16_t *data)
462{
463 if (data[0] == MBS_COMMAND_COMPLETE) {
464 qla2x00_update_fcport(vha, fcport);
465
4916392b 466 return;
5ff1d584
AV		 467 }
468
469 /* Retry login. */
470 fcport->flags &= ~FCF_ASYNC_SENT;
471 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
472 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
473 else
6ac52608 474 qla2x00_mark_device_lost(vha, fcport, 1, 1);
5ff1d584 475
4916392b 476 return;
5ff1d584
AV		 477}
478
3822263e
MI		 479void
480qla2x00_async_tm_cmd_done(struct scsi_qla_host *vha, fc_port_t *fcport,
481 struct srb_iocb *iocb)
482{
483 int rval;
484 uint32_t flags;
485 uint16_t lun;
486
487 flags = iocb->u.tmf.flags;
488 lun = (uint16_t)iocb->u.tmf.lun;
489
490 /* Issue Marker IOCB */
491 rval = qla2x00_async_marker(fcport, lun,
492 flags == TCF_LUN_RESET ? MK_SYNC_ID_LUN : MK_SYNC_ID);
493
494 if ((rval != QLA_SUCCESS) || iocb->u.tmf.data) {
495 DEBUG2_3_11(printk(KERN_WARNING
496 "%s(%ld): TM IOCB failed (%x).\n",
497 __func__, vha->host_no, rval));
498 }
499
500 return;
501}
502
503void
504qla2x00_async_marker_done(struct scsi_qla_host *vha, fc_port_t *fcport,
505 struct srb_iocb *iocb)
506{
507 /*
508 * Currently we dont have any specific post response processing
509 * for this IOCB. We'll just return success or failed
510 * depending on whether the IOCB command succeeded or failed.
511 */
512 if (iocb->u.tmf.data) {
513 DEBUG2_3_11(printk(KERN_WARNING
514 "%s(%ld): Marker IOCB failed (%x).\n",
515 __func__, vha->host_no, iocb->u.tmf.data));
516 }
517
518 return;
519}
520
1da177e4
LT		 521/****************************************************************************/
522/* QLogic ISP2x00 Hardware Support Functions. */
523/****************************************************************************/
524
525/*
526* qla2x00_initialize_adapter
527* Initialize board.
528*
529* Input:
530* ha = adapter block pointer.
531*
532* Returns:
533* 0 = success
534*/
535int
e315cd28 536qla2x00_initialize_adapter(scsi_qla_host_t *vha)
1da177e4
LT		 537{
538 int rval;
e315cd28 539 struct qla_hw_data *ha = vha->hw;
73208dfd 540 struct req_que *req = ha->req_q_map[0];
2533cf67 541
1da177e4 542 /* Clear adapter flags. */
e315cd28 543 vha->flags.online = 0;
2533cf67 544 ha->flags.chip_reset_done = 0;
e315cd28 545 vha->flags.reset_active = 0;
85880801
AV		 546 ha->flags.pci_channel_io_perm_failure = 0;
547 ha->flags.eeh_busy = 0;
e315cd28
AC		 548 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
549 atomic_set(&vha->loop_state, LOOP_DOWN);
550 vha->device_flags = DFLG_NO_CABLE;
551 vha->dpc_flags = 0;
552 vha->flags.management_server_logged_in = 0;
553 vha->marker_needed = 0;
1da177e4
LT		 554 ha->isp_abort_cnt = 0;
555 ha->beacon_blink_led = 0;
556
73208dfd
AC		 557 set_bit(0, ha->req_qid_map);
558 set_bit(0, ha->rsp_qid_map);
559
0107109e 560 qla_printk(KERN_INFO, ha, "Configuring PCI space...\n");
e315cd28 561 rval = ha->isp_ops->pci_config(vha);
1da177e4 562 if (rval) {
7c98a046 563 DEBUG2(printk("scsi(%ld): Unable to configure PCI space.\n",
e315cd28 564 vha->host_no));
1da177e4
LT		 565 return (rval);
566 }
567
e315cd28 568 ha->isp_ops->reset_chip(vha);
1da177e4 569
e315cd28 570 rval = qla2xxx_get_flash_info(vha);
c00d8994
AV		 571 if (rval) {
572 DEBUG2(printk("scsi(%ld): Unable to validate FLASH data.\n",
e315cd28 573 vha->host_no));
c00d8994
AV		 574 return (rval);
575 }
576
73208dfd 577 ha->isp_ops->get_flash_version(vha, req->ring);
30c47662 578
1da177e4 579 qla_printk(KERN_INFO, ha, "Configure NVRAM parameters...\n");
0107109e 580
e315cd28 581 ha->isp_ops->nvram_config(vha);
1da177e4 582
d4c760c2
AV		 583 if (ha->flags.disable_serdes) {
584 /* Mask HBA via NVRAM settings? */
585 qla_printk(KERN_INFO, ha, "Masking HBA WWPN "
586 "%02x%02x%02x%02x%02x%02x%02x%02x (via NVRAM).\n",
e315cd28
AC		 587 vha->port_name[0], vha->port_name[1],
588 vha->port_name[2], vha->port_name[3],
589 vha->port_name[4], vha->port_name[5],
590 vha->port_name[6], vha->port_name[7]);
d4c760c2
AV		 591 return QLA_FUNCTION_FAILED;
592 }
593
1da177e4
LT		 594 qla_printk(KERN_INFO, ha, "Verifying loaded RISC code...\n");
595
e315cd28
AC		 596 if (qla2x00_isp_firmware(vha) != QLA_SUCCESS) {
597 rval = ha->isp_ops->chip_diag(vha);
d19044c3
AV		 598 if (rval)
599 return (rval);
e315cd28 600 rval = qla2x00_setup_chip(vha);
d19044c3
AV		 601 if (rval)
602 return (rval);
1da177e4 603 }
a9083016 604
4d4df193 605 if (IS_QLA84XX(ha)) {
e315cd28 606 ha->cs84xx = qla84xx_get_chip(vha);
4d4df193
HK		 607 if (!ha->cs84xx) {
608 qla_printk(KERN_ERR, ha,
609 "Unable to configure ISP84XX.\n");
610 return QLA_FUNCTION_FAILED;
611 }
612 }
e315cd28 613 rval = qla2x00_init_rings(vha);
2533cf67 614 ha->flags.chip_reset_done = 1;
1da177e4 615
9a069e19 616 if (rval == QLA_SUCCESS && IS_QLA84XX(ha)) {
6c452a45 617 /* Issue verify 84xx FW IOCB to complete 84xx initialization */
9a069e19
GM		 618 rval = qla84xx_init_chip(vha);
619 if (rval != QLA_SUCCESS) {
620 qla_printk(KERN_ERR, ha,
621 "Unable to initialize ISP84XX.\n");
622 qla84xx_put_chip(vha);
623 }
624 }
625
09ff701a
SR		 626 if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha)) {
627 if (qla24xx_read_fcp_prio_cfg(vha))
628 qla_printk(KERN_ERR, ha,
629 "Unable to read FCP priority data.\n");
630 }
631
1da177e4
LT		 632 return (rval);
633}
634
635/**
abbd8870 636 * qla2100_pci_config() - Setup ISP21xx PCI configuration registers.
1da177e4
LT		 637 * @ha: HA context
638 *
639 * Returns 0 on success.
640 */
abbd8870 641int
e315cd28 642qla2100_pci_config(scsi_qla_host_t *vha)
1da177e4 643{
a157b101 644 uint16_t w;
abbd8870 645 unsigned long flags;
e315cd28 646 struct qla_hw_data *ha = vha->hw;
3d71644c 647 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1da177e4 648
1da177e4 649 pci_set_master(ha->pdev);
af6177d8 650 pci_try_set_mwi(ha->pdev);
1da177e4 651
1da177e4 652 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
a157b101 653 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
abbd8870
AV		 654 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
655
737faece 656 pci_disable_rom(ha->pdev);
1da177e4
LT		 657
658 /* Get PCI bus information. */
659 spin_lock_irqsave(&ha->hardware_lock, flags);
3d71644c 660 ha->pci_attr = RD_REG_WORD(&reg->ctrl_status);
1da177e4
LT		 661 spin_unlock_irqrestore(&ha->hardware_lock, flags);
662
abbd8870
AV		 663 return QLA_SUCCESS;
664}
1da177e4 665
abbd8870
AV		 666/**
667 * qla2300_pci_config() - Setup ISP23xx PCI configuration registers.
668 * @ha: HA context
669 *
670 * Returns 0 on success.
671 */
672int
e315cd28 673qla2300_pci_config(scsi_qla_host_t *vha)
abbd8870 674{
a157b101 675 uint16_t w;
abbd8870
AV		 676 unsigned long flags = 0;
677 uint32_t cnt;
e315cd28 678 struct qla_hw_data *ha = vha->hw;
3d71644c 679 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1da177e4 680
abbd8870 681 pci_set_master(ha->pdev);
af6177d8 682 pci_try_set_mwi(ha->pdev);
1da177e4 683
abbd8870 684 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
a157b101 685 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
1da177e4 686
abbd8870
AV		 687 if (IS_QLA2322(ha) || IS_QLA6322(ha))
688 w &= ~PCI_COMMAND_INTX_DISABLE;
a157b101 689 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
1da177e4 690
abbd8870
AV		 691 /*
692 * If this is a 2300 card and not 2312, reset the
693 * COMMAND_INVALIDATE due to a bug in the 2300. Unfortunately,
694 * the 2310 also reports itself as a 2300 so we need to get the
695 * fb revision level -- a 6 indicates it really is a 2300 and
696 * not a 2310.
697 */
698 if (IS_QLA2300(ha)) {
699 spin_lock_irqsave(&ha->hardware_lock, flags);
1da177e4 700
abbd8870 701 /* Pause RISC. */
3d71644c 702 WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
abbd8870 703 for (cnt = 0; cnt < 30000; cnt++) {
3d71644c 704 if ((RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) != 0)
abbd8870 705 break;
1da177e4 706
abbd8870
AV		 707 udelay(10);
708 }
1da177e4 709
abbd8870 710 /* Select FPM registers. */
3d71644c
AV		 711 WRT_REG_WORD(&reg->ctrl_status, 0x20);
712 RD_REG_WORD(&reg->ctrl_status);
abbd8870
AV		 713
714 /* Get the fb rev level */
3d71644c 715 ha->fb_rev = RD_FB_CMD_REG(ha, reg);
abbd8870
AV		 716
717 if (ha->fb_rev == FPM_2300)
a157b101 718 pci_clear_mwi(ha->pdev);
abbd8870
AV		 719
720 /* Deselect FPM registers. */
3d71644c
AV		 721 WRT_REG_WORD(&reg->ctrl_status, 0x0);
722 RD_REG_WORD(&reg->ctrl_status);
abbd8870
AV		 723
724 /* Release RISC module. */
3d71644c 725 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
abbd8870 726 for (cnt = 0; cnt < 30000; cnt++) {
3d71644c 727 if ((RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0)
abbd8870
AV		 728 break;
729
730 udelay(10);
1da177e4 731 }
1da177e4 732
abbd8870
AV		 733 spin_unlock_irqrestore(&ha->hardware_lock, flags);
734 }
1da177e4 735
abbd8870
AV		 736 pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80);
737
737faece 738 pci_disable_rom(ha->pdev);
1da177e4 739
abbd8870
AV		 740 /* Get PCI bus information. */
741 spin_lock_irqsave(&ha->hardware_lock, flags);
3d71644c 742 ha->pci_attr = RD_REG_WORD(&reg->ctrl_status);
abbd8870
AV		 743 spin_unlock_irqrestore(&ha->hardware_lock, flags);
744
745 return QLA_SUCCESS;
1da177e4
LT		 746}
747
0107109e
AV		 748/**
749 * qla24xx_pci_config() - Setup ISP24xx PCI configuration registers.
750 * @ha: HA context
751 *
752 * Returns 0 on success.
753 */
754int
e315cd28 755qla24xx_pci_config(scsi_qla_host_t *vha)
0107109e 756{
a157b101 757 uint16_t w;
0107109e 758 unsigned long flags = 0;
e315cd28 759 struct qla_hw_data *ha = vha->hw;
0107109e 760 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
0107109e
AV		 761
762 pci_set_master(ha->pdev);
af6177d8 763 pci_try_set_mwi(ha->pdev);
0107109e
AV		 764
765 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
a157b101 766 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
0107109e
AV		 767 w &= ~PCI_COMMAND_INTX_DISABLE;
768 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
769
770 pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80);
771
772 /* PCI-X -- adjust Maximum Memory Read Byte Count (2048). */
f85ec187
AV		 773 if (pci_find_capability(ha->pdev, PCI_CAP_ID_PCIX))
774 pcix_set_mmrbc(ha->pdev, 2048);
0107109e
AV		 775
776 /* PCIe -- adjust Maximum Read Request Size (2048). */
f85ec187
AV		 777 if (pci_find_capability(ha->pdev, PCI_CAP_ID_EXP))
778 pcie_set_readrq(ha->pdev, 2048);
0107109e 779
737faece 780 pci_disable_rom(ha->pdev);
0107109e 781
44c10138 782 ha->chip_revision = ha->pdev->revision;
a8488abe 783
0107109e
AV		 784 /* Get PCI bus information. */
785 spin_lock_irqsave(&ha->hardware_lock, flags);
786 ha->pci_attr = RD_REG_DWORD(&reg->ctrl_status);
787 spin_unlock_irqrestore(&ha->hardware_lock, flags);
788
789 return QLA_SUCCESS;
790}
791
c3a2f0df
AV		 792/**
793 * qla25xx_pci_config() - Setup ISP25xx PCI configuration registers.
794 * @ha: HA context
795 *
796 * Returns 0 on success.
797 */
798int
e315cd28 799qla25xx_pci_config(scsi_qla_host_t *vha)
c3a2f0df
AV		 800{
801 uint16_t w;
e315cd28 802 struct qla_hw_data *ha = vha->hw;
c3a2f0df
AV		 803
804 pci_set_master(ha->pdev);
805 pci_try_set_mwi(ha->pdev);
806
807 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
808 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
809 w &= ~PCI_COMMAND_INTX_DISABLE;
810 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
811
812 /* PCIe -- adjust Maximum Read Request Size (2048). */
813 if (pci_find_capability(ha->pdev, PCI_CAP_ID_EXP))
814 pcie_set_readrq(ha->pdev, 2048);
815
737faece 816 pci_disable_rom(ha->pdev);
c3a2f0df
AV		 817
818 ha->chip_revision = ha->pdev->revision;
819
820 return QLA_SUCCESS;
821}
822
1da177e4
LT		 823/**
824 * qla2x00_isp_firmware() - Choose firmware image.
825 * @ha: HA context
826 *
827 * Returns 0 on success.
828 */
829static int
e315cd28 830qla2x00_isp_firmware(scsi_qla_host_t *vha)
1da177e4
LT		 831{
832 int rval;
42e421b1
AV		 833 uint16_t loop_id, topo, sw_cap;
834 uint8_t domain, area, al_pa;
e315cd28 835 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 836
837 /* Assume loading risc code */
fa2a1ce5 838 rval = QLA_FUNCTION_FAILED;
1da177e4
LT		 839
840 if (ha->flags.disable_risc_code_load) {
841 DEBUG2(printk("scsi(%ld): RISC CODE NOT loaded\n",
e315cd28 842 vha->host_no));
1da177e4
LT		 843 qla_printk(KERN_INFO, ha, "RISC CODE NOT loaded\n");
844
845 /* Verify checksum of loaded RISC code. */
e315cd28 846 rval = qla2x00_verify_checksum(vha, ha->fw_srisc_address);
42e421b1
AV		 847 if (rval == QLA_SUCCESS) {
848 /* And, verify we are not in ROM code. */
e315cd28 849 rval = qla2x00_get_adapter_id(vha, &loop_id, &al_pa,
42e421b1
AV		 850 &area, &domain, &topo, &sw_cap);
851 }
1da177e4
LT		 852 }
853
854 if (rval) {
855 DEBUG2_3(printk("scsi(%ld): **** Load RISC code ****\n",
e315cd28 856 vha->host_no));
1da177e4
LT		 857 }
858
859 return (rval);
860}
861
862/**
863 * qla2x00_reset_chip() - Reset ISP chip.
864 * @ha: HA context
865 *
866 * Returns 0 on success.
867 */
abbd8870 868void
e315cd28 869qla2x00_reset_chip(scsi_qla_host_t *vha)
1da177e4
LT		 870{
871 unsigned long flags = 0;
e315cd28 872 struct qla_hw_data *ha = vha->hw;
3d71644c 873 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1da177e4 874 uint32_t cnt;
1da177e4
LT		 875 uint16_t cmd;
876
85880801
AV		 877 if (unlikely(pci_channel_offline(ha->pdev)))
878 return;
879
fd34f556 880 ha->isp_ops->disable_intrs(ha);
1da177e4
LT		 881
882 spin_lock_irqsave(&ha->hardware_lock, flags);
883
884 /* Turn off master enable */
885 cmd = 0;
886 pci_read_config_word(ha->pdev, PCI_COMMAND, &cmd);
887 cmd &= ~PCI_COMMAND_MASTER;
888 pci_write_config_word(ha->pdev, PCI_COMMAND, cmd);
889
890 if (!IS_QLA2100(ha)) {
891 /* Pause RISC. */
892 WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
893 if (IS_QLA2200(ha) || IS_QLA2300(ha)) {
894 for (cnt = 0; cnt < 30000; cnt++) {
895 if ((RD_REG_WORD(&reg->hccr) &
896 HCCR_RISC_PAUSE) != 0)
897 break;
898 udelay(100);
899 }
900 } else {
901 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
902 udelay(10);
903 }
904
905 /* Select FPM registers. */
906 WRT_REG_WORD(&reg->ctrl_status, 0x20);
907 RD_REG_WORD(&reg->ctrl_status); /* PCI Posting. */
908
909 /* FPM Soft Reset. */
910 WRT_REG_WORD(&reg->fpm_diag_config, 0x100);
911 RD_REG_WORD(&reg->fpm_diag_config); /* PCI Posting. */
912
913 /* Toggle Fpm Reset. */
914 if (!IS_QLA2200(ha)) {
915 WRT_REG_WORD(&reg->fpm_diag_config, 0x0);
916 RD_REG_WORD(&reg->fpm_diag_config); /* PCI Posting. */
917 }
918
919 /* Select frame buffer registers. */
920 WRT_REG_WORD(&reg->ctrl_status, 0x10);
921 RD_REG_WORD(&reg->ctrl_status); /* PCI Posting. */
922
923 /* Reset frame buffer FIFOs. */
924 if (IS_QLA2200(ha)) {
925 WRT_FB_CMD_REG(ha, reg, 0xa000);
926 RD_FB_CMD_REG(ha, reg); /* PCI Posting. */
927 } else {
928 WRT_FB_CMD_REG(ha, reg, 0x00fc);
929
930 /* Read back fb_cmd until zero or 3 seconds max */
931 for (cnt = 0; cnt < 3000; cnt++) {
932 if ((RD_FB_CMD_REG(ha, reg) & 0xff) == 0)
933 break;
934 udelay(100);
935 }
936 }
937
938 /* Select RISC module registers. */
939 WRT_REG_WORD(&reg->ctrl_status, 0);
940 RD_REG_WORD(&reg->ctrl_status); /* PCI Posting. */
941
942 /* Reset RISC processor. */
943 WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
944 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
945
946 /* Release RISC processor. */
947 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
948 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
949 }
950
951 WRT_REG_WORD(&reg->hccr, HCCR_CLR_RISC_INT);
952 WRT_REG_WORD(&reg->hccr, HCCR_CLR_HOST_INT);
953
954 /* Reset ISP chip. */
955 WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
956
957 /* Wait for RISC to recover from reset. */
958 if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
959 /*
960 * It is necessary to for a delay here since the card doesn't
961 * respond to PCI reads during a reset. On some architectures
962 * this will result in an MCA.
963 */
964 udelay(20);
965 for (cnt = 30000; cnt; cnt--) {
966 if ((RD_REG_WORD(&reg->ctrl_status) &
967 CSR_ISP_SOFT_RESET) == 0)
968 break;
969 udelay(100);
970 }
971 } else
972 udelay(10);
973
974 /* Reset RISC processor. */
975 WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
976
977 WRT_REG_WORD(&reg->semaphore, 0);
978
979 /* Release RISC processor. */
980 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
981 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
982
983 if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
984 for (cnt = 0; cnt < 30000; cnt++) {
ffb39f03 985 if (RD_MAILBOX_REG(ha, reg, 0) != MBS_BUSY)
1da177e4 986 break;
1da177e4
LT		 987
988 udelay(100);
989 }
990 } else
991 udelay(100);
992
993 /* Turn on master enable */
994 cmd |= PCI_COMMAND_MASTER;
995 pci_write_config_word(ha->pdev, PCI_COMMAND, cmd);
996
997 /* Disable RISC pause on FPM parity error. */
998 if (!IS_QLA2100(ha)) {
999 WRT_REG_WORD(&reg->hccr, HCCR_DISABLE_PARITY_PAUSE);
1000 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
1001 }
1002
1003 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1004}
1005
0107109e 1006/**
88c26663 1007 * qla24xx_reset_risc() - Perform full reset of ISP24xx RISC.
0107109e
AV		 1008 * @ha: HA context
1009 *
1010 * Returns 0 on success.
1011 */
88c26663 1012static inline void
e315cd28 1013qla24xx_reset_risc(scsi_qla_host_t *vha)
0107109e
AV		 1014{
1015 unsigned long flags = 0;
e315cd28 1016 struct qla_hw_data *ha = vha->hw;
0107109e
AV		 1017 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
1018 uint32_t cnt, d2;
335a1cc9 1019 uint16_t wd;
0107109e 1020
0107109e
AV		 1021 spin_lock_irqsave(&ha->hardware_lock, flags);
1022
1023 /* Reset RISC. */
1024 WRT_REG_DWORD(&reg->ctrl_status, CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
1025 for (cnt = 0; cnt < 30000; cnt++) {
1026 if ((RD_REG_DWORD(&reg->ctrl_status) & CSRX_DMA_ACTIVE) == 0)
1027 break;
1028
1029 udelay(10);
1030 }
1031
1032 WRT_REG_DWORD(&reg->ctrl_status,
1033 CSRX_ISP_SOFT_RESET|CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
335a1cc9 1034 pci_read_config_word(ha->pdev, PCI_COMMAND, &wd);
88c26663 1035
335a1cc9 1036 udelay(100);
88c26663 1037 /* Wait for firmware to complete NVRAM accesses. */
88c26663
AV		 1038 d2 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
1039 for (cnt = 10000 ; cnt && d2; cnt--) {
1040 udelay(5);
1041 d2 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
1042 barrier();
1043 }
1044
335a1cc9 1045 /* Wait for soft-reset to complete. */
0107109e
AV		 1046 d2 = RD_REG_DWORD(&reg->ctrl_status);
1047 for (cnt = 6000000 ; cnt && (d2 & CSRX_ISP_SOFT_RESET); cnt--) {
1048 udelay(5);
1049 d2 = RD_REG_DWORD(&reg->ctrl_status);
1050 barrier();
1051 }
1052
1053 WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_RESET);
1054 RD_REG_DWORD(&reg->hccr);
1055
1056 WRT_REG_DWORD(&reg->hccr, HCCRX_REL_RISC_PAUSE);
1057 RD_REG_DWORD(&reg->hccr);
1058
1059 WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_RESET);
1060 RD_REG_DWORD(&reg->hccr);
1061
1062 d2 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
1063 for (cnt = 6000000 ; cnt && d2; cnt--) {
1064 udelay(5);
1065 d2 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
1066 barrier();
1067 }
1068
1069 spin_unlock_irqrestore(&ha->hardware_lock, flags);
124f85e6
AV		 1070
1071 if (IS_NOPOLLING_TYPE(ha))
1072 ha->isp_ops->enable_intrs(ha);
0107109e
AV		 1073}
1074
88c26663
AV		 1075/**
1076 * qla24xx_reset_chip() - Reset ISP24xx chip.
1077 * @ha: HA context
1078 *
1079 * Returns 0 on success.
1080 */
1081void
e315cd28 1082qla24xx_reset_chip(scsi_qla_host_t *vha)
88c26663 1083{
e315cd28 1084 struct qla_hw_data *ha = vha->hw;
85880801
AV		 1085
1086 if (pci_channel_offline(ha->pdev) &&
1087 ha->flags.pci_channel_io_perm_failure) {
1088 return;
1089 }
1090
fd34f556 1091 ha->isp_ops->disable_intrs(ha);
88c26663
AV		 1092
1093 /* Perform RISC reset. */
e315cd28 1094 qla24xx_reset_risc(vha);
88c26663
AV		 1095}
1096
1da177e4
LT		 1097/**
1098 * qla2x00_chip_diag() - Test chip for proper operation.
1099 * @ha: HA context
1100 *
1101 * Returns 0 on success.
1102 */
abbd8870 1103int
e315cd28 1104qla2x00_chip_diag(scsi_qla_host_t *vha)
1da177e4
LT		 1105{
1106 int rval;
e315cd28 1107 struct qla_hw_data *ha = vha->hw;
3d71644c 1108 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1da177e4
LT		 1109 unsigned long flags = 0;
1110 uint16_t data;
1111 uint32_t cnt;
1112 uint16_t mb[5];
73208dfd 1113 struct req_que *req = ha->req_q_map[0];
1da177e4
LT		 1114
1115 /* Assume a failed state */
1116 rval = QLA_FUNCTION_FAILED;
1117
1118 DEBUG3(printk("scsi(%ld): Testing device at %lx.\n",
e315cd28 1119 vha->host_no, (u_long)&reg->flash_address));
1da177e4
LT		 1120
1121 spin_lock_irqsave(&ha->hardware_lock, flags);
1122
1123 /* Reset ISP chip. */
1124 WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
1125
1126 /*
1127 * We need to have a delay here since the card will not respond while
1128 * in reset causing an MCA on some architectures.
1129 */
1130 udelay(20);
1131 data = qla2x00_debounce_register(&reg->ctrl_status);
1132 for (cnt = 6000000 ; cnt && (data & CSR_ISP_SOFT_RESET); cnt--) {
1133 udelay(5);
1134 data = RD_REG_WORD(&reg->ctrl_status);
1135 barrier();
1136 }
1137
1138 if (!cnt)
1139 goto chip_diag_failed;
1140
1141 DEBUG3(printk("scsi(%ld): Reset register cleared by chip reset\n",
7640335e 1142 vha->host_no));
1da177e4
LT		 1143
1144 /* Reset RISC processor. */
1145 WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
1146 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
1147
1148 /* Workaround for QLA2312 PCI parity error */
1149 if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
1150 data = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 0));
1151 for (cnt = 6000000; cnt && (data == MBS_BUSY); cnt--) {
1152 udelay(5);
1153 data = RD_MAILBOX_REG(ha, reg, 0);
fa2a1ce5 1154 barrier();
1da177e4
LT		 1155 }
1156 } else
1157 udelay(10);
1158
1159 if (!cnt)
1160 goto chip_diag_failed;
1161
1162 /* Check product ID of chip */
7640335e 1163 DEBUG3(printk("scsi(%ld): Checking product ID of chip\n", vha->host_no));
1da177e4
LT		 1164
1165 mb[1] = RD_MAILBOX_REG(ha, reg, 1);
1166 mb[2] = RD_MAILBOX_REG(ha, reg, 2);
1167 mb[3] = RD_MAILBOX_REG(ha, reg, 3);
1168 mb[4] = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 4));
1169 if (mb[1] != PROD_ID_1 || (mb[2] != PROD_ID_2 && mb[2] != PROD_ID_2a) ||
1170 mb[3] != PROD_ID_3) {
1171 qla_printk(KERN_WARNING, ha,
1172 "Wrong product ID = 0x%x,0x%x,0x%x\n", mb[1], mb[2], mb[3]);
1173
1174 goto chip_diag_failed;
1175 }
1176 ha->product_id[0] = mb[1];
1177 ha->product_id[1] = mb[2];
1178 ha->product_id[2] = mb[3];
1179 ha->product_id[3] = mb[4];
1180
1181 /* Adjust fw RISC transfer size */
73208dfd 1182 if (req->length > 1024)
1da177e4
LT		 1183 ha->fw_transfer_size = REQUEST_ENTRY_SIZE * 1024;
1184 else
1185 ha->fw_transfer_size = REQUEST_ENTRY_SIZE *
73208dfd 1186 req->length;
1da177e4
LT		 1187
1188 if (IS_QLA2200(ha) &&
1189 RD_MAILBOX_REG(ha, reg, 7) == QLA2200A_RISC_ROM_VER) {
1190 /* Limit firmware transfer size with a 2200A */
1191 DEBUG3(printk("scsi(%ld): Found QLA2200A chip.\n",
e315cd28 1192 vha->host_no));
1da177e4 1193
ea5b6382 1194 ha->device_type |= DT_ISP2200A;
1da177e4
LT		 1195 ha->fw_transfer_size = 128;
1196 }
1197
1198 /* Wrap Incoming Mailboxes Test. */
1199 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1200
e315cd28
AC		 1201 DEBUG3(printk("scsi(%ld): Checking mailboxes.\n", vha->host_no));
1202 rval = qla2x00_mbx_reg_test(vha);
1da177e4
LT		 1203 if (rval) {
1204 DEBUG(printk("scsi(%ld): Failed mailbox send register test\n",
e315cd28 1205 vha->host_no));
1da177e4
LT		 1206 qla_printk(KERN_WARNING, ha,
1207 "Failed mailbox send register test\n");
1208 }
1209 else {
1210 /* Flag a successful rval */
1211 rval = QLA_SUCCESS;
1212 }
1213 spin_lock_irqsave(&ha->hardware_lock, flags);
1214
1215chip_diag_failed:
1216 if (rval)
1217 DEBUG2_3(printk("scsi(%ld): Chip diagnostics **** FAILED "
e315cd28 1218 "****\n", vha->host_no));
1da177e4
LT		 1219
1220 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1221
1222 return (rval);
1223}
1224
0107109e
AV		 1225/**
1226 * qla24xx_chip_diag() - Test ISP24xx for proper operation.
1227 * @ha: HA context
1228 *
1229 * Returns 0 on success.
1230 */
1231int
e315cd28 1232qla24xx_chip_diag(scsi_qla_host_t *vha)
0107109e
AV		 1233{
1234 int rval;
e315cd28 1235 struct qla_hw_data *ha = vha->hw;
73208dfd 1236 struct req_que *req = ha->req_q_map[0];
0107109e 1237
a9083016
GM		 1238 if (IS_QLA82XX(ha))
1239 return QLA_SUCCESS;
1240
73208dfd 1241 ha->fw_transfer_size = REQUEST_ENTRY_SIZE * req->length;
0107109e 1242
e315cd28 1243 rval = qla2x00_mbx_reg_test(vha);
0107109e
AV		 1244 if (rval) {
1245 DEBUG(printk("scsi(%ld): Failed mailbox send register test\n",
e315cd28 1246 vha->host_no));
0107109e
AV		 1247 qla_printk(KERN_WARNING, ha,
1248 "Failed mailbox send register test\n");
1249 } else {
1250 /* Flag a successful rval */
1251 rval = QLA_SUCCESS;
1252 }
1253
1254 return rval;
1255}
1256
a7a167bf 1257void
e315cd28 1258qla2x00_alloc_fw_dump(scsi_qla_host_t *vha)
0107109e 1259{
a7a167bf
AV		 1260 int rval;
1261 uint32_t dump_size, fixed_size, mem_size, req_q_size, rsp_q_size,
73208dfd 1262 eft_size, fce_size, mq_size;
df613b96
AV		 1263 dma_addr_t tc_dma;
1264 void *tc;
e315cd28 1265 struct qla_hw_data *ha = vha->hw;
73208dfd
AC		 1266 struct req_que *req = ha->req_q_map[0];
1267 struct rsp_que *rsp = ha->rsp_q_map[0];
a7a167bf
AV		 1268
1269 if (ha->fw_dump) {
1270 qla_printk(KERN_WARNING, ha,
1271 "Firmware dump previously allocated.\n");
1272 return;
1273 }
d4e3e04d 1274
0107109e 1275 ha->fw_dumped = 0;
73208dfd 1276 fixed_size = mem_size = eft_size = fce_size = mq_size = 0;
d4e3e04d 1277 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
a7a167bf 1278 fixed_size = sizeof(struct qla2100_fw_dump);
d4e3e04d 1279 } else if (IS_QLA23XX(ha)) {
a7a167bf
AV		 1280 fixed_size = offsetof(struct qla2300_fw_dump, data_ram);
1281 mem_size = (ha->fw_memory_size - 0x11000 + 1) *
1282 sizeof(uint16_t);
e428924c 1283 } else if (IS_FWI2_CAPABLE(ha)) {
3a03eb79
AV		 1284 if (IS_QLA81XX(ha))
1285 fixed_size = offsetof(struct qla81xx_fw_dump, ext_mem);
1286 else if (IS_QLA25XX(ha))
1287 fixed_size = offsetof(struct qla25xx_fw_dump, ext_mem);
1288 else
1289 fixed_size = offsetof(struct qla24xx_fw_dump, ext_mem);
a7a167bf
AV		 1290 mem_size = (ha->fw_memory_size - 0x100000 + 1) *
1291 sizeof(uint32_t);
73208dfd
AC		 1292 if (ha->mqenable)
1293 mq_size = sizeof(struct qla2xxx_mq_chain);
df613b96 1294 /* Allocate memory for Fibre Channel Event Buffer. */
3a03eb79 1295 if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha))
436a7b11 1296 goto try_eft;
df613b96
AV		 1297
1298 tc = dma_alloc_coherent(&ha->pdev->dev, FCE_SIZE, &tc_dma,
1299 GFP_KERNEL);
1300 if (!tc) {
1301 qla_printk(KERN_WARNING, ha, "Unable to allocate "
1302 "(%d KB) for FCE.\n", FCE_SIZE / 1024);
17d98630 1303 goto try_eft;
df613b96
AV		 1304 }
1305
1306 memset(tc, 0, FCE_SIZE);
e315cd28 1307 rval = qla2x00_enable_fce_trace(vha, tc_dma, FCE_NUM_BUFFERS,
df613b96
AV		 1308 ha->fce_mb, &ha->fce_bufs);
1309 if (rval) {
1310 qla_printk(KERN_WARNING, ha, "Unable to initialize "
1311 "FCE (%d).\n", rval);
1312 dma_free_coherent(&ha->pdev->dev, FCE_SIZE, tc,
1313 tc_dma);
1314 ha->flags.fce_enabled = 0;
17d98630 1315 goto try_eft;
df613b96
AV		 1316 }
1317
1318 qla_printk(KERN_INFO, ha, "Allocated (%d KB) for FCE...\n",
1319 FCE_SIZE / 1024);
1320
7d9dade3 1321 fce_size = sizeof(struct qla2xxx_fce_chain) + FCE_SIZE;
df613b96
AV		 1322 ha->flags.fce_enabled = 1;
1323 ha->fce_dma = tc_dma;
1324 ha->fce = tc;
436a7b11
AV		 1325try_eft:
1326 /* Allocate memory for Extended Trace Buffer. */
1327 tc = dma_alloc_coherent(&ha->pdev->dev, EFT_SIZE, &tc_dma,
1328 GFP_KERNEL);
1329 if (!tc) {
1330 qla_printk(KERN_WARNING, ha, "Unable to allocate "
1331 "(%d KB) for EFT.\n", EFT_SIZE / 1024);
1332 goto cont_alloc;
1333 }
1334
1335 memset(tc, 0, EFT_SIZE);
e315cd28 1336 rval = qla2x00_enable_eft_trace(vha, tc_dma, EFT_NUM_BUFFERS);
436a7b11
AV		 1337 if (rval) {
1338 qla_printk(KERN_WARNING, ha, "Unable to initialize "
1339 "EFT (%d).\n", rval);
1340 dma_free_coherent(&ha->pdev->dev, EFT_SIZE, tc,
1341 tc_dma);
1342 goto cont_alloc;
1343 }
1344
1345 qla_printk(KERN_INFO, ha, "Allocated (%d KB) for EFT...\n",
1346 EFT_SIZE / 1024);
1347
1348 eft_size = EFT_SIZE;
1349 ha->eft_dma = tc_dma;
1350 ha->eft = tc;
d4e3e04d 1351 }
a7a167bf 1352cont_alloc:
73208dfd
AC		 1353 req_q_size = req->length * sizeof(request_t);
1354 rsp_q_size = rsp->length * sizeof(response_t);
a7a167bf
AV		 1355
1356 dump_size = offsetof(struct qla2xxx_fw_dump, isp);
2afa19a9 1357 dump_size += fixed_size + mem_size + req_q_size + rsp_q_size + eft_size;
bb99de67
AV		 1358 ha->chain_offset = dump_size;
1359 dump_size += mq_size + fce_size;
d4e3e04d
AV		 1360
1361 ha->fw_dump = vmalloc(dump_size);
a7a167bf 1362 if (!ha->fw_dump) {
0107109e 1363 qla_printk(KERN_WARNING, ha, "Unable to allocate (%d KB) for "
d4e3e04d 1364 "firmware dump!!!\n", dump_size / 1024);
a7a167bf
AV		 1365
1366 if (ha->eft) {
1367 dma_free_coherent(&ha->pdev->dev, eft_size, ha->eft,
1368 ha->eft_dma);
1369 ha->eft = NULL;
1370 ha->eft_dma = 0;
1371 }
1372 return;
1373 }
a7a167bf
AV		 1374 qla_printk(KERN_INFO, ha, "Allocated (%d KB) for firmware dump...\n",
1375 dump_size / 1024);
1376
1377 ha->fw_dump_len = dump_size;
1378 ha->fw_dump->signature[0] = 'Q';
1379 ha->fw_dump->signature[1] = 'L';
1380 ha->fw_dump->signature[2] = 'G';
1381 ha->fw_dump->signature[3] = 'C';
1382 ha->fw_dump->version = __constant_htonl(1);
1383
1384 ha->fw_dump->fixed_size = htonl(fixed_size);
1385 ha->fw_dump->mem_size = htonl(mem_size);
1386 ha->fw_dump->req_q_size = htonl(req_q_size);
1387 ha->fw_dump->rsp_q_size = htonl(rsp_q_size);
1388
1389 ha->fw_dump->eft_size = htonl(eft_size);
1390 ha->fw_dump->eft_addr_l = htonl(LSD(ha->eft_dma));
1391 ha->fw_dump->eft_addr_h = htonl(MSD(ha->eft_dma));
1392
1393 ha->fw_dump->header_size =
1394 htonl(offsetof(struct qla2xxx_fw_dump, isp));
0107109e
AV		 1395}
1396
18e7555a
AV		 1397static int
1398qla81xx_mpi_sync(scsi_qla_host_t *vha)
1399{
1400#define MPS_MASK 0xe0
1401 int rval;
1402 uint16_t dc;
1403 uint32_t dw;
1404 struct qla_hw_data *ha = vha->hw;
1405
1406 if (!IS_QLA81XX(vha->hw))
1407 return QLA_SUCCESS;
1408
1409 rval = qla2x00_write_ram_word(vha, 0x7c00, 1);
1410 if (rval != QLA_SUCCESS) {
1411 DEBUG2(qla_printk(KERN_WARNING, ha,
1412 "Sync-MPI: Unable to acquire semaphore.\n"));
1413 goto done;
1414 }
1415
1416 pci_read_config_word(vha->hw->pdev, 0x54, &dc);
1417 rval = qla2x00_read_ram_word(vha, 0x7a15, &dw);
1418 if (rval != QLA_SUCCESS) {
1419 DEBUG2(qla_printk(KERN_WARNING, ha,
1420 "Sync-MPI: Unable to read sync.\n"));
1421 goto done_release;
1422 }
1423
1424 dc &= MPS_MASK;
1425 if (dc == (dw & MPS_MASK))
1426 goto done_release;
1427
1428 dw &= ~MPS_MASK;
1429 dw |= dc;
1430 rval = qla2x00_write_ram_word(vha, 0x7a15, dw);
1431 if (rval != QLA_SUCCESS) {
1432 DEBUG2(qla_printk(KERN_WARNING, ha,
1433 "Sync-MPI: Unable to gain sync.\n"));
1434 }
1435
1436done_release:
1437 rval = qla2x00_write_ram_word(vha, 0x7c00, 0);
1438 if (rval != QLA_SUCCESS) {
1439 DEBUG2(qla_printk(KERN_WARNING, ha,
1440 "Sync-MPI: Unable to release semaphore.\n"));
1441 }
1442
1443done:
1444 return rval;
1445}
1446
1da177e4
LT		 1447/**
1448 * qla2x00_setup_chip() - Load and start RISC firmware.
1449 * @ha: HA context
1450 *
1451 * Returns 0 on success.
1452 */
1453static int
e315cd28 1454qla2x00_setup_chip(scsi_qla_host_t *vha)
1da177e4 1455{
0107109e
AV		 1456 int rval;
1457 uint32_t srisc_address = 0;
e315cd28 1458 struct qla_hw_data *ha = vha->hw;
3db0652e
AV		 1459 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1460 unsigned long flags;
dda772e8 1461 uint16_t fw_major_version;
3db0652e 1462
a9083016
GM		 1463 if (IS_QLA82XX(ha)) {
1464 rval = ha->isp_ops->load_risc(vha, &srisc_address);
1465 if (rval == QLA_SUCCESS)
1466 goto enable_82xx_npiv;
b963752f
GM		 1467 else
1468 goto failed;
a9083016
GM		 1469 }
1470
3db0652e
AV		 1471 if (!IS_FWI2_CAPABLE(ha) && !IS_QLA2100(ha) && !IS_QLA2200(ha)) {
1472 /* Disable SRAM, Instruction RAM and GP RAM parity. */
1473 spin_lock_irqsave(&ha->hardware_lock, flags);
1474 WRT_REG_WORD(&reg->hccr, (HCCR_ENABLE_PARITY + 0x0));
1475 RD_REG_WORD(&reg->hccr);
1476 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1477 }
1da177e4 1478
18e7555a
AV		 1479 qla81xx_mpi_sync(vha);
1480
1da177e4 1481 /* Load firmware sequences */
e315cd28 1482 rval = ha->isp_ops->load_risc(vha, &srisc_address);
0107109e 1483 if (rval == QLA_SUCCESS) {
1da177e4 1484 DEBUG(printk("scsi(%ld): Verifying Checksum of loaded RISC "
e315cd28 1485 "code.\n", vha->host_no));
1da177e4 1486
e315cd28 1487 rval = qla2x00_verify_checksum(vha, srisc_address);
1da177e4
LT		 1488 if (rval == QLA_SUCCESS) {
1489 /* Start firmware execution. */
1490 DEBUG(printk("scsi(%ld): Checksum OK, start "
e315cd28 1491 "firmware.\n", vha->host_no));
1da177e4 1492
e315cd28 1493 rval = qla2x00_execute_fw(vha, srisc_address);
1da177e4 1494 /* Retrieve firmware information. */
dda772e8 1495 if (rval == QLA_SUCCESS) {
a9083016 1496enable_82xx_npiv:
dda772e8 1497 fw_major_version = ha->fw_major_version;
ca9e9c3e 1498 rval = qla2x00_get_fw_version(vha,
1da177e4
LT		 1499 &ha->fw_major_version,
1500 &ha->fw_minor_version,
1501 &ha->fw_subminor_version,
3a03eb79 1502 &ha->fw_attributes, &ha->fw_memory_size,
55a96158
AV		 1503 ha->mpi_version, &ha->mpi_capabilities,
1504 ha->phy_version);
ca9e9c3e
AV		 1505 if (rval != QLA_SUCCESS)
1506 goto failed;
2c3dfe3f 1507 ha->flags.npiv_supported = 0;
e315cd28 1508 if (IS_QLA2XXX_MIDTYPE(ha) &&
946fb891 1509 (ha->fw_attributes & BIT_2)) {
2c3dfe3f 1510 ha->flags.npiv_supported = 1;
4d0ea247
SJ		 1511 if ((!ha->max_npiv_vports) ||
1512 ((ha->max_npiv_vports + 1) %
eb66dc60 1513 MIN_MULTI_ID_FABRIC))
4d0ea247 1514 ha->max_npiv_vports =
eb66dc60 1515 MIN_MULTI_ID_FABRIC - 1;
4d0ea247 1516 }
24a08138
AV		 1517 qla2x00_get_resource_cnts(vha, NULL,
1518 &ha->fw_xcb_count, NULL, NULL,
f3a0a77e 1519 &ha->max_npiv_vports, NULL);
d743de66 1520
a9083016
GM		 1521 if (!fw_major_version && ql2xallocfwdump) {
1522 if (!IS_QLA82XX(ha))
1523 qla2x00_alloc_fw_dump(vha);
1524 }
1da177e4
LT		 1525 }
1526 } else {
1527 DEBUG2(printk(KERN_INFO
1528 "scsi(%ld): ISP Firmware failed checksum.\n",
e315cd28 1529 vha->host_no));
1da177e4
LT		 1530 }
1531 }
1532
3db0652e
AV		 1533 if (!IS_FWI2_CAPABLE(ha) && !IS_QLA2100(ha) && !IS_QLA2200(ha)) {
1534 /* Enable proper parity. */
1535 spin_lock_irqsave(&ha->hardware_lock, flags);
1536 if (IS_QLA2300(ha))
1537 /* SRAM parity */
1538 WRT_REG_WORD(&reg->hccr, HCCR_ENABLE_PARITY + 0x1);
1539 else
1540 /* SRAM, Instruction RAM and GP RAM parity */
1541 WRT_REG_WORD(&reg->hccr, HCCR_ENABLE_PARITY + 0x7);
1542 RD_REG_WORD(&reg->hccr);
1543 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1544 }
1545
1d2874de
JC		 1546 if (rval == QLA_SUCCESS && IS_FAC_REQUIRED(ha)) {
1547 uint32_t size;
1548
1549 rval = qla81xx_fac_get_sector_size(vha, &size);
1550 if (rval == QLA_SUCCESS) {
1551 ha->flags.fac_supported = 1;
1552 ha->fdt_block_size = size << 2;
1553 } else {
1554 qla_printk(KERN_ERR, ha,
1555 "Unsupported FAC firmware (%d.%02d.%02d).\n",
1556 ha->fw_major_version, ha->fw_minor_version,
1557 ha->fw_subminor_version);
1558 }
1559 }
ca9e9c3e 1560failed:
1da177e4
LT		 1561 if (rval) {
1562 DEBUG2_3(printk("scsi(%ld): Setup chip **** FAILED ****.\n",
e315cd28 1563 vha->host_no));
1da177e4
LT		 1564 }
1565
1566 return (rval);
1567}
1568
1569/**
1570 * qla2x00_init_response_q_entries() - Initializes response queue entries.
1571 * @ha: HA context
1572 *
1573 * Beginning of request ring has initialization control block already built
1574 * by nvram config routine.
1575 *
1576 * Returns 0 on success.
1577 */
73208dfd
AC		 1578void
1579qla2x00_init_response_q_entries(struct rsp_que *rsp)
1da177e4
LT		 1580{
1581 uint16_t cnt;
1582 response_t *pkt;
1583
2afa19a9
AC		 1584 rsp->ring_ptr = rsp->ring;
1585 rsp->ring_index = 0;
1586 rsp->status_srb = NULL;
e315cd28
AC		 1587 pkt = rsp->ring_ptr;
1588 for (cnt = 0; cnt < rsp->length; cnt++) {
1da177e4
LT		 1589 pkt->signature = RESPONSE_PROCESSED;
1590 pkt++;
1591 }
1da177e4
LT		 1592}
1593
1594/**
1595 * qla2x00_update_fw_options() - Read and process firmware options.
1596 * @ha: HA context
1597 *
1598 * Returns 0 on success.
1599 */
abbd8870 1600void
e315cd28 1601qla2x00_update_fw_options(scsi_qla_host_t *vha)
1da177e4
LT		 1602{
1603 uint16_t swing, emphasis, tx_sens, rx_sens;
e315cd28 1604 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 1605
1606 memset(ha->fw_options, 0, sizeof(ha->fw_options));
e315cd28 1607 qla2x00_get_fw_options(vha, ha->fw_options);
1da177e4
LT		 1608
1609 if (IS_QLA2100(ha) || IS_QLA2200(ha))
1610 return;
1611
1612 /* Serial Link options. */
1613 DEBUG3(printk("scsi(%ld): Serial link options:\n",
e315cd28 1614 vha->host_no));
1da177e4
LT		 1615 DEBUG3(qla2x00_dump_buffer((uint8_t *)&ha->fw_seriallink_options,
1616 sizeof(ha->fw_seriallink_options)));
1617
1618 ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING;
1619 if (ha->fw_seriallink_options[3] & BIT_2) {
1620 ha->fw_options[1] |= FO1_SET_EMPHASIS_SWING;
1621
1622 /* 1G settings */
1623 swing = ha->fw_seriallink_options[2] & (BIT_2 | BIT_1 | BIT_0);
1624 emphasis = (ha->fw_seriallink_options[2] &
1625 (BIT_4 | BIT_3)) >> 3;
1626 tx_sens = ha->fw_seriallink_options[0] &
fa2a1ce5 1627 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
1da177e4
LT		 1628 rx_sens = (ha->fw_seriallink_options[0] &
1629 (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4;
1630 ha->fw_options[10] = (emphasis << 14) | (swing << 8);
1631 if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
1632 if (rx_sens == 0x0)
1633 rx_sens = 0x3;
1634 ha->fw_options[10] |= (tx_sens << 4) | rx_sens;
1635 } else if (IS_QLA2322(ha) || IS_QLA6322(ha))
1636 ha->fw_options[10] |= BIT_5 |
1637 ((rx_sens & (BIT_1 | BIT_0)) << 2) |
1638 (tx_sens & (BIT_1 | BIT_0));
1639
1640 /* 2G settings */
1641 swing = (ha->fw_seriallink_options[2] &
1642 (BIT_7 | BIT_6 | BIT_5)) >> 5;
1643 emphasis = ha->fw_seriallink_options[3] & (BIT_1 | BIT_0);
1644 tx_sens = ha->fw_seriallink_options[1] &
fa2a1ce5 1645 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
1da177e4
LT		 1646 rx_sens = (ha->fw_seriallink_options[1] &
1647 (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4;
1648 ha->fw_options[11] = (emphasis << 14) | (swing << 8);
1649 if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
1650 if (rx_sens == 0x0)
1651 rx_sens = 0x3;
1652 ha->fw_options[11] |= (tx_sens << 4) | rx_sens;
1653 } else if (IS_QLA2322(ha) || IS_QLA6322(ha))
1654 ha->fw_options[11] |= BIT_5 |
1655 ((rx_sens & (BIT_1 | BIT_0)) << 2) |
1656 (tx_sens & (BIT_1 | BIT_0));
1657 }
1658
1659 /* FCP2 options. */
1660 /* Return command IOCBs without waiting for an ABTS to complete. */
1661 ha->fw_options[3] |= BIT_13;
1662
1663 /* LED scheme. */
1664 if (ha->flags.enable_led_scheme)
1665 ha->fw_options[2] |= BIT_12;
1666
48c02fde
AV		 1667 /* Detect ISP6312. */
1668 if (IS_QLA6312(ha))
1669 ha->fw_options[2] |= BIT_13;
1670
1da177e4 1671 /* Update firmware options. */
e315cd28 1672 qla2x00_set_fw_options(vha, ha->fw_options);
1da177e4
LT		 1673}
1674
0107109e 1675void
e315cd28 1676qla24xx_update_fw_options(scsi_qla_host_t *vha)
0107109e
AV		 1677{
1678 int rval;
e315cd28 1679 struct qla_hw_data *ha = vha->hw;
0107109e 1680
a9083016
GM		 1681 if (IS_QLA82XX(ha))
1682 return;
1683
0107109e 1684 /* Update Serial Link options. */
f94097ed 1685 if ((le16_to_cpu(ha->fw_seriallink_options24[0]) & BIT_0) == 0)
0107109e
AV		 1686 return;
1687
e315cd28 1688 rval = qla2x00_set_serdes_params(vha,
f94097ed
AV		 1689 le16_to_cpu(ha->fw_seriallink_options24[1]),
1690 le16_to_cpu(ha->fw_seriallink_options24[2]),
1691 le16_to_cpu(ha->fw_seriallink_options24[3]));
0107109e
AV		 1692 if (rval != QLA_SUCCESS) {
1693 qla_printk(KERN_WARNING, ha,
1694 "Unable to update Serial Link options (%x).\n", rval);
1695 }
1696}
1697
abbd8870 1698void
e315cd28 1699qla2x00_config_rings(struct scsi_qla_host *vha)
abbd8870 1700{
e315cd28 1701 struct qla_hw_data *ha = vha->hw;
3d71644c 1702 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
73208dfd
AC		 1703 struct req_que *req = ha->req_q_map[0];
1704 struct rsp_que *rsp = ha->rsp_q_map[0];
abbd8870
AV		 1705
1706 /* Setup ring parameters in initialization control block. */
1707 ha->init_cb->request_q_outpointer = __constant_cpu_to_le16(0);
1708 ha->init_cb->response_q_inpointer = __constant_cpu_to_le16(0);
e315cd28
AC		 1709 ha->init_cb->request_q_length = cpu_to_le16(req->length);
1710 ha->init_cb->response_q_length = cpu_to_le16(rsp->length);
1711 ha->init_cb->request_q_address[0] = cpu_to_le32(LSD(req->dma));
1712 ha->init_cb->request_q_address[1] = cpu_to_le32(MSD(req->dma));
1713 ha->init_cb->response_q_address[0] = cpu_to_le32(LSD(rsp->dma));
1714 ha->init_cb->response_q_address[1] = cpu_to_le32(MSD(rsp->dma));
abbd8870
AV		 1715
1716 WRT_REG_WORD(ISP_REQ_Q_IN(ha, reg), 0);
1717 WRT_REG_WORD(ISP_REQ_Q_OUT(ha, reg), 0);
1718 WRT_REG_WORD(ISP_RSP_Q_IN(ha, reg), 0);
1719 WRT_REG_WORD(ISP_RSP_Q_OUT(ha, reg), 0);
1720 RD_REG_WORD(ISP_RSP_Q_OUT(ha, reg)); /* PCI Posting. */
1721}
1722
0107109e 1723void
e315cd28 1724qla24xx_config_rings(struct scsi_qla_host *vha)
0107109e 1725{
e315cd28 1726 struct qla_hw_data *ha = vha->hw;
73208dfd
AC		 1727 device_reg_t __iomem *reg = ISP_QUE_REG(ha, 0);
1728 struct device_reg_2xxx __iomem *ioreg = &ha->iobase->isp;
1729 struct qla_msix_entry *msix;
0107109e 1730 struct init_cb_24xx *icb;
73208dfd
AC		 1731 uint16_t rid = 0;
1732 struct req_que *req = ha->req_q_map[0];
1733 struct rsp_que *rsp = ha->rsp_q_map[0];
0107109e 1734
73208dfd 1735/* Setup ring parameters in initialization control block. */
0107109e
AV		 1736 icb = (struct init_cb_24xx *)ha->init_cb;
1737 icb->request_q_outpointer = __constant_cpu_to_le16(0);
1738 icb->response_q_inpointer = __constant_cpu_to_le16(0);
e315cd28
AC		 1739 icb->request_q_length = cpu_to_le16(req->length);
1740 icb->response_q_length = cpu_to_le16(rsp->length);
1741 icb->request_q_address[0] = cpu_to_le32(LSD(req->dma));
1742 icb->request_q_address[1] = cpu_to_le32(MSD(req->dma));
1743 icb->response_q_address[0] = cpu_to_le32(LSD(rsp->dma));
1744 icb->response_q_address[1] = cpu_to_le32(MSD(rsp->dma));
0107109e 1745
73208dfd
AC		 1746 if (ha->mqenable) {
1747 icb->qos = __constant_cpu_to_le16(QLA_DEFAULT_QUE_QOS);
1748 icb->rid = __constant_cpu_to_le16(rid);
1749 if (ha->flags.msix_enabled) {
1750 msix = &ha->msix_entries[1];
1751 DEBUG2_17(printk(KERN_INFO
2afa19a9 1752 "Registering vector 0x%x for base que\n", msix->entry));
73208dfd
AC		 1753 icb->msix = cpu_to_le16(msix->entry);
1754 }
1755 /* Use alternate PCI bus number */
1756 if (MSB(rid))
1757 icb->firmware_options_2 |=
1758 __constant_cpu_to_le32(BIT_19);
1759 /* Use alternate PCI devfn */
1760 if (LSB(rid))
1761 icb->firmware_options_2 |=
1762 __constant_cpu_to_le32(BIT_18);
1763
3155754a
AC		 1764 /* Use Disable MSIX Handshake mode for capable adapters */
1765 if (IS_MSIX_NACK_CAPABLE(ha)) {
1766 icb->firmware_options_2 &=
1767 __constant_cpu_to_le32(~BIT_22);
1768 ha->flags.disable_msix_handshake = 1;
1769 qla_printk(KERN_INFO, ha,
1770 "MSIX Handshake Disable Mode turned on\n");
1771 } else {
1772 icb->firmware_options_2 |=
1773 __constant_cpu_to_le32(BIT_22);
1774 }
73208dfd 1775 icb->firmware_options_2 |= __constant_cpu_to_le32(BIT_23);
73208dfd
AC		 1776
1777 WRT_REG_DWORD(&reg->isp25mq.req_q_in, 0);
1778 WRT_REG_DWORD(&reg->isp25mq.req_q_out, 0);
1779 WRT_REG_DWORD(&reg->isp25mq.rsp_q_in, 0);
1780 WRT_REG_DWORD(&reg->isp25mq.rsp_q_out, 0);
1781 } else {
1782 WRT_REG_DWORD(&reg->isp24.req_q_in, 0);
1783 WRT_REG_DWORD(&reg->isp24.req_q_out, 0);
1784 WRT_REG_DWORD(&reg->isp24.rsp_q_in, 0);
1785 WRT_REG_DWORD(&reg->isp24.rsp_q_out, 0);
1786 }
1787 /* PCI posting */
1788 RD_REG_DWORD(&ioreg->hccr);
0107109e
AV		 1789}
1790
1da177e4
LT		 1791/**
1792 * qla2x00_init_rings() - Initializes firmware.
1793 * @ha: HA context
1794 *
1795 * Beginning of request ring has initialization control block already built
1796 * by nvram config routine.
1797 *
1798 * Returns 0 on success.
1799 */
1800static int
e315cd28 1801qla2x00_init_rings(scsi_qla_host_t *vha)
1da177e4
LT		 1802{
1803 int rval;
1804 unsigned long flags = 0;
29bdccbe 1805 int cnt, que;
e315cd28 1806 struct qla_hw_data *ha = vha->hw;
29bdccbe
AC		 1807 struct req_que *req;
1808 struct rsp_que *rsp;
1809 struct scsi_qla_host *vp;
2c3dfe3f
SJ		 1810 struct mid_init_cb_24xx *mid_init_cb =
1811 (struct mid_init_cb_24xx *) ha->init_cb;
1da177e4
LT		 1812
1813 spin_lock_irqsave(&ha->hardware_lock, flags);
1814
1815 /* Clear outstanding commands array. */
2afa19a9 1816 for (que = 0; que < ha->max_req_queues; que++) {
29bdccbe
AC		 1817 req = ha->req_q_map[que];
1818 if (!req)
1819 continue;
2afa19a9 1820 for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++)
29bdccbe 1821 req->outstanding_cmds[cnt] = NULL;
1da177e4 1822
2afa19a9 1823 req->current_outstanding_cmd = 1;
1da177e4 1824
29bdccbe
AC		 1825 /* Initialize firmware. */
1826 req->ring_ptr = req->ring;
1827 req->ring_index = 0;
1828 req->cnt = req->length;
1829 }
1da177e4 1830
2afa19a9 1831 for (que = 0; que < ha->max_rsp_queues; que++) {
29bdccbe
AC		 1832 rsp = ha->rsp_q_map[que];
1833 if (!rsp)
1834 continue;
29bdccbe
AC		 1835 /* Initialize response queue entries */
1836 qla2x00_init_response_q_entries(rsp);
1837 }
1da177e4 1838
29bdccbe
AC		 1839 /* Clear RSCN queue. */
1840 list_for_each_entry(vp, &ha->vp_list, list) {
1841 vp->rscn_in_ptr = 0;
1842 vp->rscn_out_ptr = 0;
1843 }
e315cd28 1844 ha->isp_ops->config_rings(vha);
1da177e4
LT		 1845
1846 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1847
1848 /* Update any ISP specific firmware options before initialization. */
e315cd28 1849 ha->isp_ops->update_fw_options(vha);
1da177e4 1850
e315cd28 1851 DEBUG(printk("scsi(%ld): Issue init firmware.\n", vha->host_no));
2c3dfe3f 1852
605aa2bc
LC		 1853 if (ha->flags.npiv_supported) {
1854 if (ha->operating_mode == LOOP)
1855 ha->max_npiv_vports = MIN_MULTI_ID_FABRIC - 1;
c48339de 1856 mid_init_cb->count = cpu_to_le16(ha->max_npiv_vports);
605aa2bc
LC		 1857 }
1858
24a08138
AV		 1859 if (IS_FWI2_CAPABLE(ha)) {
1860 mid_init_cb->options = __constant_cpu_to_le16(BIT_1);
1861 mid_init_cb->init_cb.execution_throttle =
1862 cpu_to_le16(ha->fw_xcb_count);
1863 }
2c3dfe3f 1864
e315cd28 1865 rval = qla2x00_init_firmware(vha, ha->init_cb_size);
1da177e4
LT		 1866 if (rval) {
1867 DEBUG2_3(printk("scsi(%ld): Init firmware **** FAILED ****.\n",
e315cd28 1868 vha->host_no));
1da177e4
LT		 1869 } else {
1870 DEBUG3(printk("scsi(%ld): Init firmware -- success.\n",
e315cd28 1871 vha->host_no));
1da177e4
LT		 1872 }
1873
1874 return (rval);
1875}
1876
1877/**
1878 * qla2x00_fw_ready() - Waits for firmware ready.
1879 * @ha: HA context
1880 *
1881 * Returns 0 on success.
1882 */
1883static int
e315cd28 1884qla2x00_fw_ready(scsi_qla_host_t *vha)
1da177e4
LT		 1885{
1886 int rval;
4d4df193 1887 unsigned long wtime, mtime, cs84xx_time;
1da177e4
LT		 1888 uint16_t min_wait; /* Minimum wait time if loop is down */
1889 uint16_t wait_time; /* Wait time if loop is coming ready */
656e8912 1890 uint16_t state[5];
e315cd28 1891 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 1892
1893 rval = QLA_SUCCESS;
1894
1895 /* 20 seconds for loop down. */
fa2a1ce5 1896 min_wait = 20;
1da177e4
LT		 1897
1898 /*
1899 * Firmware should take at most one RATOV to login, plus 5 seconds for
1900 * our own processing.
1901 */
1902 if ((wait_time = (ha->retry_count*ha->login_timeout) + 5) < min_wait) {
1903 wait_time = min_wait;
1904 }
1905
1906 /* Min wait time if loop down */
1907 mtime = jiffies + (min_wait * HZ);
1908
1909 /* wait time before firmware ready */
1910 wtime = jiffies + (wait_time * HZ);
1911
1912 /* Wait for ISP to finish LIP */
e315cd28 1913 if (!vha->flags.init_done)
1da177e4
LT		 1914 qla_printk(KERN_INFO, ha, "Waiting for LIP to complete...\n");
1915
1916 DEBUG3(printk("scsi(%ld): Waiting for LIP to complete...\n",
e315cd28 1917 vha->host_no));
1da177e4
LT		 1918
1919 do {
e315cd28 1920 rval = qla2x00_get_firmware_state(vha, state);
1da177e4 1921 if (rval == QLA_SUCCESS) {
4d4df193 1922 if (state[0] < FSTATE_LOSS_OF_SYNC) {
e315cd28 1923 vha->device_flags &= ~DFLG_NO_CABLE;
1da177e4 1924 }
4d4df193
HK		 1925 if (IS_QLA84XX(ha) && state[0] != FSTATE_READY) {
1926 DEBUG16(printk("scsi(%ld): fw_state=%x "
e315cd28 1927 "84xx=%x.\n", vha->host_no, state[0],
4d4df193
HK		 1928 state[2]));
1929 if ((state[2] & FSTATE_LOGGED_IN) &&
1930 (state[2] & FSTATE_WAITING_FOR_VERIFY)) {
1931 DEBUG16(printk("scsi(%ld): Sending "
e315cd28 1932 "verify iocb.\n", vha->host_no));
4d4df193
HK		 1933
1934 cs84xx_time = jiffies;
e315cd28 1935 rval = qla84xx_init_chip(vha);
4d4df193
HK		 1936 if (rval != QLA_SUCCESS)
1937 break;
1938
1939 /* Add time taken to initialize. */
1940 cs84xx_time = jiffies - cs84xx_time;
1941 wtime += cs84xx_time;
1942 mtime += cs84xx_time;
1943 DEBUG16(printk("scsi(%ld): Increasing "
1944 "wait time by %ld. New time %ld\n",
e315cd28 1945 vha->host_no, cs84xx_time, wtime));
4d4df193
HK		 1946 }
1947 } else if (state[0] == FSTATE_READY) {
1da177e4 1948 DEBUG(printk("scsi(%ld): F/W Ready - OK \n",
e315cd28 1949 vha->host_no));
1da177e4 1950
e315cd28 1951 qla2x00_get_retry_cnt(vha, &ha->retry_count,
1da177e4
LT		 1952 &ha->login_timeout, &ha->r_a_tov);
1953
1954 rval = QLA_SUCCESS;
1955 break;
1956 }
1957
1958 rval = QLA_FUNCTION_FAILED;
1959
e315cd28 1960 if (atomic_read(&vha->loop_down_timer) &&
4d4df193 1961 state[0] != FSTATE_READY) {
1da177e4 1962 /* Loop down. Timeout on min_wait for states
fa2a1ce5
AV		 1963 * other than Wait for Login.
1964 */
1da177e4
LT		 1965 if (time_after_eq(jiffies, mtime)) {
1966 qla_printk(KERN_INFO, ha,
1967 "Cable is unplugged...\n");
1968
e315cd28 1969 vha->device_flags |= DFLG_NO_CABLE;
1da177e4
LT		 1970 break;
1971 }
1972 }
1973 } else {
1974 /* Mailbox cmd failed. Timeout on min_wait. */
cdbb0a4f
SV		 1975 if (time_after_eq(jiffies, mtime) ||
1976 (IS_QLA82XX(ha) && ha->flags.fw_hung))
1da177e4
LT		 1977 break;
1978 }
1979
1980 if (time_after_eq(jiffies, wtime))
1981 break;
1982
1983 /* Delay for a while */
1984 msleep(500);
1985
1986 DEBUG3(printk("scsi(%ld): fw_state=%x curr time=%lx.\n",
e315cd28 1987 vha->host_no, state[0], jiffies));
1da177e4
LT		 1988 } while (1);
1989
656e8912
AV		 1990 DEBUG(printk("scsi(%ld): fw_state=%x (%x, %x, %x, %x) curr time=%lx.\n",
1991 vha->host_no, state[0], state[1], state[2], state[3], state[4],
1992 jiffies));
1da177e4
LT		 1993
1994 if (rval) {
1995 DEBUG2_3(printk("scsi(%ld): Firmware ready **** FAILED ****.\n",
e315cd28 1996 vha->host_no));
1da177e4
LT		 1997 }
1998
1999 return (rval);
2000}
2001
2002/*
2003* qla2x00_configure_hba
2004* Setup adapter context.
2005*
2006* Input:
2007* ha = adapter state pointer.
2008*
2009* Returns:
2010* 0 = success
2011*
2012* Context:
2013* Kernel context.
2014*/
2015static int
e315cd28 2016qla2x00_configure_hba(scsi_qla_host_t *vha)
1da177e4
LT		 2017{
2018 int rval;
2019 uint16_t loop_id;
2020 uint16_t topo;
2c3dfe3f 2021 uint16_t sw_cap;
1da177e4
LT		 2022 uint8_t al_pa;
2023 uint8_t area;
2024 uint8_t domain;
2025 char connect_type[22];
e315cd28 2026 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 2027
2028 /* Get host addresses. */
e315cd28 2029 rval = qla2x00_get_adapter_id(vha,
2c3dfe3f 2030 &loop_id, &al_pa, &area, &domain, &topo, &sw_cap);
1da177e4 2031 if (rval != QLA_SUCCESS) {
e315cd28 2032 if (LOOP_TRANSITION(vha) || atomic_read(&ha->loop_down_timer) ||
33135aa2
RA		 2033 (rval == QLA_COMMAND_ERROR && loop_id == 0x7)) {
2034 DEBUG2(printk("%s(%ld) Loop is in a transition state\n",
e315cd28 2035 __func__, vha->host_no));
33135aa2
RA		 2036 } else {
2037 qla_printk(KERN_WARNING, ha,
2038 "ERROR -- Unable to get host loop ID.\n");
e315cd28 2039 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
33135aa2 2040 }
1da177e4
LT		 2041 return (rval);
2042 }
2043
2044 if (topo == 4) {
2045 qla_printk(KERN_INFO, ha,
2046 "Cannot get topology - retrying.\n");
2047 return (QLA_FUNCTION_FAILED);
2048 }
2049
e315cd28 2050 vha->loop_id = loop_id;
1da177e4
LT		 2051
2052 /* initialize */
2053 ha->min_external_loopid = SNS_FIRST_LOOP_ID;
2054 ha->operating_mode = LOOP;
2c3dfe3f 2055 ha->switch_cap = 0;
1da177e4
LT		 2056
2057 switch (topo) {
2058 case 0:
2059 DEBUG3(printk("scsi(%ld): HBA in NL topology.\n",
e315cd28 2060 vha->host_no));
1da177e4
LT		 2061 ha->current_topology = ISP_CFG_NL;
2062 strcpy(connect_type, "(Loop)");
2063 break;
2064
2065 case 1:
2066 DEBUG3(printk("scsi(%ld): HBA in FL topology.\n",
e315cd28 2067 vha->host_no));
2c3dfe3f 2068 ha->switch_cap = sw_cap;
1da177e4
LT		 2069 ha->current_topology = ISP_CFG_FL;
2070 strcpy(connect_type, "(FL_Port)");
2071 break;
2072
2073 case 2:
2074 DEBUG3(printk("scsi(%ld): HBA in N P2P topology.\n",
e315cd28 2075 vha->host_no));
1da177e4
LT		 2076 ha->operating_mode = P2P;
2077 ha->current_topology = ISP_CFG_N;
2078 strcpy(connect_type, "(N_Port-to-N_Port)");
2079 break;
2080
2081 case 3:
2082 DEBUG3(printk("scsi(%ld): HBA in F P2P topology.\n",
e315cd28 2083 vha->host_no));
2c3dfe3f 2084 ha->switch_cap = sw_cap;
1da177e4
LT		 2085 ha->operating_mode = P2P;
2086 ha->current_topology = ISP_CFG_F;
2087 strcpy(connect_type, "(F_Port)");
2088 break;
2089
2090 default:
2091 DEBUG3(printk("scsi(%ld): HBA in unknown topology %x. "
2092 "Using NL.\n",
e315cd28 2093 vha->host_no, topo));
1da177e4
LT		 2094 ha->current_topology = ISP_CFG_NL;
2095 strcpy(connect_type, "(Loop)");
2096 break;
2097 }
2098
2099 /* Save Host port and loop ID. */
2100 /* byte order - Big Endian */
e315cd28
AC		 2101 vha->d_id.b.domain = domain;
2102 vha->d_id.b.area = area;
2103 vha->d_id.b.al_pa = al_pa;
1da177e4 2104
e315cd28 2105 if (!vha->flags.init_done)
1da177e4
LT		 2106 qla_printk(KERN_INFO, ha,
2107 "Topology - %s, Host Loop address 0x%x\n",
e315cd28 2108 connect_type, vha->loop_id);
1da177e4
LT		 2109
2110 if (rval) {
e315cd28 2111 DEBUG2_3(printk("scsi(%ld): FAILED.\n", vha->host_no));
1da177e4 2112 } else {
e315cd28 2113 DEBUG3(printk("scsi(%ld): exiting normally.\n", vha->host_no));
1da177e4
LT		 2114 }
2115
2116 return(rval);
2117}
2118
a9083016 2119inline void
e315cd28
AC		 2120qla2x00_set_model_info(scsi_qla_host_t *vha, uint8_t *model, size_t len,
2121 char *def)
9bb9fcf2
AV		 2122{
2123 char *st, *en;
2124 uint16_t index;
e315cd28 2125 struct qla_hw_data *ha = vha->hw;
ab671149 2126 int use_tbl = !IS_QLA24XX_TYPE(ha) && !IS_QLA25XX(ha) &&
a9083016 2127 !IS_QLA8XXX_TYPE(ha);
9bb9fcf2
AV		 2128
2129 if (memcmp(model, BINZERO, len) != 0) {
2130 strncpy(ha->model_number, model, len);
2131 st = en = ha->model_number;
2132 en += len - 1;
2133 while (en > st) {
2134 if (*en != 0x20 && *en != 0x00)
2135 break;
2136 *en-- = '\0';
2137 }
2138
2139 index = (ha->pdev->subsystem_device & 0xff);
7d0dba17
AV		 2140 if (use_tbl &&
2141 ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
9bb9fcf2 2142 index < QLA_MODEL_NAMES)
1ee27146
JC		 2143 strncpy(ha->model_desc,
2144 qla2x00_model_name[index * 2 + 1],
2145 sizeof(ha->model_desc) - 1);
9bb9fcf2
AV		 2146 } else {
2147 index = (ha->pdev->subsystem_device & 0xff);
7d0dba17
AV		 2148 if (use_tbl &&
2149 ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
9bb9fcf2
AV		 2150 index < QLA_MODEL_NAMES) {
2151 strcpy(ha->model_number,
2152 qla2x00_model_name[index * 2]);
1ee27146
JC		 2153 strncpy(ha->model_desc,
2154 qla2x00_model_name[index * 2 + 1],
2155 sizeof(ha->model_desc) - 1);
9bb9fcf2
AV		 2156 } else {
2157 strcpy(ha->model_number, def);
2158 }
2159 }
1ee27146 2160 if (IS_FWI2_CAPABLE(ha))
e315cd28 2161 qla2xxx_get_vpd_field(vha, "\x82", ha->model_desc,
1ee27146 2162 sizeof(ha->model_desc));
9bb9fcf2
AV		 2163}
2164
4e08df3f
DM		 2165/* On sparc systems, obtain port and node WWN from firmware
2166 * properties.
2167 */
e315cd28 2168static void qla2xxx_nvram_wwn_from_ofw(scsi_qla_host_t *vha, nvram_t *nv)
4e08df3f
DM		 2169{
2170#ifdef CONFIG_SPARC
e315cd28 2171 struct qla_hw_data *ha = vha->hw;
4e08df3f 2172 struct pci_dev *pdev = ha->pdev;
15576bc8
DM		 2173 struct device_node *dp = pci_device_to_OF_node(pdev);
2174 const u8 *val;
4e08df3f
DM		 2175 int len;
2176
2177 val = of_get_property(dp, "port-wwn", &len);
2178 if (val && len >= WWN_SIZE)
2179 memcpy(nv->port_name, val, WWN_SIZE);
2180
2181 val = of_get_property(dp, "node-wwn", &len);
2182 if (val && len >= WWN_SIZE)
2183 memcpy(nv->node_name, val, WWN_SIZE);
2184#endif
2185}
2186
1da177e4
LT		 2187/*
2188* NVRAM configuration for ISP 2xxx
2189*
2190* Input:
2191* ha = adapter block pointer.
2192*
2193* Output:
2194* initialization control block in response_ring
2195* host adapters parameters in host adapter block
2196*
2197* Returns:
2198* 0 = success.
2199*/
abbd8870 2200int
e315cd28 2201qla2x00_nvram_config(scsi_qla_host_t *vha)
1da177e4 2202{
4e08df3f 2203 int rval;
0107109e
AV		 2204 uint8_t chksum = 0;
2205 uint16_t cnt;
2206 uint8_t *dptr1, *dptr2;
e315cd28 2207 struct qla_hw_data *ha = vha->hw;
0107109e 2208 init_cb_t *icb = ha->init_cb;
281afe19
SJ		 2209 nvram_t *nv = ha->nvram;
2210 uint8_t *ptr = ha->nvram;
3d71644c 2211 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1da177e4 2212
4e08df3f
DM		 2213 rval = QLA_SUCCESS;
2214
1da177e4 2215 /* Determine NVRAM starting address. */
0107109e 2216 ha->nvram_size = sizeof(nvram_t);
1da177e4
LT		 2217 ha->nvram_base = 0;
2218 if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha))
2219 if ((RD_REG_WORD(&reg->ctrl_status) >> 14) == 1)
2220 ha->nvram_base = 0x80;
2221
2222 /* Get NVRAM data and calculate checksum. */
e315cd28 2223 ha->isp_ops->read_nvram(vha, ptr, ha->nvram_base, ha->nvram_size);
0107109e
AV		 2224 for (cnt = 0, chksum = 0; cnt < ha->nvram_size; cnt++)
2225 chksum += *ptr++;
1da177e4 2226
e315cd28 2227 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", vha->host_no));
281afe19 2228 DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size));
1da177e4
LT		 2229
2230 /* Bad NVRAM data, set defaults parameters. */
2231 if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' ||
2232 nv->id[2] != 'P' || nv->id[3] != ' ' || nv->nvram_version < 1) {
2233 /* Reset NVRAM data. */
2234 qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: "
2235 "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0],
2236 nv->nvram_version);
4e08df3f
DM		 2237 qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet "
2238 "invalid -- WWPN) defaults.\n");
2239
2240 /*
2241 * Set default initialization control block.
2242 */
2243 memset(nv, 0, ha->nvram_size);
2244 nv->parameter_block_version = ICB_VERSION;
2245
2246 if (IS_QLA23XX(ha)) {
2247 nv->firmware_options[0] = BIT_2 | BIT_1;
2248 nv->firmware_options[1] = BIT_7 | BIT_5;
2249 nv->add_firmware_options[0] = BIT_5;
2250 nv->add_firmware_options[1] = BIT_5 | BIT_4;
2251 nv->frame_payload_size = __constant_cpu_to_le16(2048);
2252 nv->special_options[1] = BIT_7;
2253 } else if (IS_QLA2200(ha)) {
2254 nv->firmware_options[0] = BIT_2 | BIT_1;
2255 nv->firmware_options[1] = BIT_7 | BIT_5;
2256 nv->add_firmware_options[0] = BIT_5;
2257 nv->add_firmware_options[1] = BIT_5 | BIT_4;
2258 nv->frame_payload_size = __constant_cpu_to_le16(1024);
2259 } else if (IS_QLA2100(ha)) {
2260 nv->firmware_options[0] = BIT_3 | BIT_1;
2261 nv->firmware_options[1] = BIT_5;
2262 nv->frame_payload_size = __constant_cpu_to_le16(1024);
2263 }
2264
2265 nv->max_iocb_allocation = __constant_cpu_to_le16(256);
2266 nv->execution_throttle = __constant_cpu_to_le16(16);
2267 nv->retry_count = 8;
2268 nv->retry_delay = 1;
2269
2270 nv->port_name[0] = 33;
2271 nv->port_name[3] = 224;
2272 nv->port_name[4] = 139;
2273
e315cd28 2274 qla2xxx_nvram_wwn_from_ofw(vha, nv);
4e08df3f
DM		 2275
2276 nv->login_timeout = 4;
2277
2278 /*
2279 * Set default host adapter parameters
2280 */
2281 nv->host_p[1] = BIT_2;
2282 nv->reset_delay = 5;
2283 nv->port_down_retry_count = 8;
2284 nv->max_luns_per_target = __constant_cpu_to_le16(8);
2285 nv->link_down_timeout = 60;
2286
2287 rval = 1;
1da177e4
LT		 2288 }
2289
2290#if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2)
2291 /*
2292 * The SN2 does not provide BIOS emulation which means you can't change
2293 * potentially bogus BIOS settings. Force the use of default settings
2294 * for link rate and frame size. Hope that the rest of the settings
2295 * are valid.
2296 */
2297 if (ia64_platform_is("sn2")) {
2298 nv->frame_payload_size = __constant_cpu_to_le16(2048);
2299 if (IS_QLA23XX(ha))
2300 nv->special_options[1] = BIT_7;
2301 }
2302#endif
2303
2304 /* Reset Initialization control block */
0107109e 2305 memset(icb, 0, ha->init_cb_size);
1da177e4
LT		 2306
2307 /*
2308 * Setup driver NVRAM options.
2309 */
2310 nv->firmware_options[0] |= (BIT_6 | BIT_1);
2311 nv->firmware_options[0] &= ~(BIT_5 | BIT_4);
2312 nv->firmware_options[1] |= (BIT_5 | BIT_0);
2313 nv->firmware_options[1] &= ~BIT_4;
2314
2315 if (IS_QLA23XX(ha)) {
2316 nv->firmware_options[0] |= BIT_2;
2317 nv->firmware_options[0] &= ~BIT_3;
5ff1d584 2318 nv->firmware_options[0] &= ~BIT_6;
0107109e 2319 nv->add_firmware_options[1] |= BIT_5 | BIT_4;
1da177e4
LT		 2320
2321 if (IS_QLA2300(ha)) {
2322 if (ha->fb_rev == FPM_2310) {
2323 strcpy(ha->model_number, "QLA2310");
2324 } else {
2325 strcpy(ha->model_number, "QLA2300");
2326 }
2327 } else {
e315cd28 2328 qla2x00_set_model_info(vha, nv->model_number,
9bb9fcf2 2329 sizeof(nv->model_number), "QLA23xx");
1da177e4
LT		 2330 }
2331 } else if (IS_QLA2200(ha)) {
2332 nv->firmware_options[0] |= BIT_2;
2333 /*
2334 * 'Point-to-point preferred, else loop' is not a safe
2335 * connection mode setting.
2336 */
2337 if ((nv->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) ==
2338 (BIT_5 | BIT_4)) {
2339 /* Force 'loop preferred, else point-to-point'. */
2340 nv->add_firmware_options[0] &= ~(BIT_6 | BIT_5 | BIT_4);
2341 nv->add_firmware_options[0] |= BIT_5;
2342 }
2343 strcpy(ha->model_number, "QLA22xx");
2344 } else /*if (IS_QLA2100(ha))*/ {
2345 strcpy(ha->model_number, "QLA2100");
2346 }
2347
2348 /*
2349 * Copy over NVRAM RISC parameter block to initialization control block.
2350 */
2351 dptr1 = (uint8_t *)icb;
2352 dptr2 = (uint8_t *)&nv->parameter_block_version;
2353 cnt = (uint8_t *)&icb->request_q_outpointer - (uint8_t *)&icb->version;
2354 while (cnt--)
2355 *dptr1++ = *dptr2++;
2356
2357 /* Copy 2nd half. */
2358 dptr1 = (uint8_t *)icb->add_firmware_options;
2359 cnt = (uint8_t *)icb->reserved_3 - (uint8_t *)icb->add_firmware_options;
2360 while (cnt--)
2361 *dptr1++ = *dptr2++;
2362
5341e868
AV		 2363 /* Use alternate WWN? */
2364 if (nv->host_p[1] & BIT_7) {
2365 memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE);
2366 memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE);
2367 }
2368
1da177e4
LT		 2369 /* Prepare nodename */
2370 if ((icb->firmware_options[1] & BIT_6) == 0) {
2371 /*
2372 * Firmware will apply the following mask if the nodename was
2373 * not provided.
2374 */
2375 memcpy(icb->node_name, icb->port_name, WWN_SIZE);
2376 icb->node_name[0] &= 0xF0;
2377 }
2378
2379 /*
2380 * Set host adapter parameters.
2381 */
0181944f 2382 if (nv->host_p[0] & BIT_7)
11010fec 2383 ql2xextended_error_logging = 1;
1da177e4
LT		 2384 ha->flags.disable_risc_code_load = ((nv->host_p[0] & BIT_4) ? 1 : 0);
2385 /* Always load RISC code on non ISP2[12]00 chips. */
2386 if (!IS_QLA2100(ha) && !IS_QLA2200(ha))
2387 ha->flags.disable_risc_code_load = 0;
2388 ha->flags.enable_lip_reset = ((nv->host_p[1] & BIT_1) ? 1 : 0);
2389 ha->flags.enable_lip_full_login = ((nv->host_p[1] & BIT_2) ? 1 : 0);
2390 ha->flags.enable_target_reset = ((nv->host_p[1] & BIT_3) ? 1 : 0);
06c22bd1 2391 ha->flags.enable_led_scheme = (nv->special_options[1] & BIT_4) ? 1 : 0;
d4c760c2 2392 ha->flags.disable_serdes = 0;
1da177e4
LT		 2393
2394 ha->operating_mode =
2395 (icb->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) >> 4;
2396
2397 memcpy(ha->fw_seriallink_options, nv->seriallink_options,
2398 sizeof(ha->fw_seriallink_options));
2399
2400 /* save HBA serial number */
2401 ha->serial0 = icb->port_name[5];
2402 ha->serial1 = icb->port_name[6];
2403 ha->serial2 = icb->port_name[7];
e315cd28
AC		 2404 memcpy(vha->node_name, icb->node_name, WWN_SIZE);
2405 memcpy(vha->port_name, icb->port_name, WWN_SIZE);
1da177e4
LT		 2406
2407 icb->execution_throttle = __constant_cpu_to_le16(0xFFFF);
2408
2409 ha->retry_count = nv->retry_count;
2410
2411 /* Set minimum login_timeout to 4 seconds. */
2412 if (nv->login_timeout < ql2xlogintimeout)
2413 nv->login_timeout = ql2xlogintimeout;
2414 if (nv->login_timeout < 4)
2415 nv->login_timeout = 4;
2416 ha->login_timeout = nv->login_timeout;
2417 icb->login_timeout = nv->login_timeout;
2418
00a537b8
AV		 2419 /* Set minimum RATOV to 100 tenths of a second. */
2420 ha->r_a_tov = 100;
1da177e4 2421
1da177e4
LT		 2422 ha->loop_reset_delay = nv->reset_delay;
2423
1da177e4
LT		 2424 /* Link Down Timeout = 0:
2425 *
2426 * When Port Down timer expires we will start returning
2427 * I/O's to OS with "DID_NO_CONNECT".
2428 *
2429 * Link Down Timeout != 0:
2430 *
2431 * The driver waits for the link to come up after link down
2432 * before returning I/Os to OS with "DID_NO_CONNECT".
fa2a1ce5 2433 */
1da177e4
LT		 2434 if (nv->link_down_timeout == 0) {
2435 ha->loop_down_abort_time =
354d6b21 2436 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
1da177e4
LT		 2437 } else {
2438 ha->link_down_timeout = nv->link_down_timeout;
2439 ha->loop_down_abort_time =
2440 (LOOP_DOWN_TIME - ha->link_down_timeout);
fa2a1ce5 2441 }
1da177e4 2442
1da177e4
LT		 2443 /*
2444 * Need enough time to try and get the port back.
2445 */
2446 ha->port_down_retry_count = nv->port_down_retry_count;
2447 if (qlport_down_retry)
2448 ha->port_down_retry_count = qlport_down_retry;
2449 /* Set login_retry_count */
2450 ha->login_retry_count = nv->retry_count;
2451 if (ha->port_down_retry_count == nv->port_down_retry_count &&
2452 ha->port_down_retry_count > 3)
2453 ha->login_retry_count = ha->port_down_retry_count;
2454 else if (ha->port_down_retry_count > (int)ha->login_retry_count)
2455 ha->login_retry_count = ha->port_down_retry_count;
2456 if (ql2xloginretrycount)
2457 ha->login_retry_count = ql2xloginretrycount;
2458
1da177e4
LT		 2459 icb->lun_enables = __constant_cpu_to_le16(0);
2460 icb->command_resource_count = 0;
2461 icb->immediate_notify_resource_count = 0;
2462 icb->timeout = __constant_cpu_to_le16(0);
2463
2464 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
2465 /* Enable RIO */
2466 icb->firmware_options[0] &= ~BIT_3;
2467 icb->add_firmware_options[0] &=
2468 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0);
2469 icb->add_firmware_options[0] |= BIT_2;
2470 icb->response_accumulation_timer = 3;
2471 icb->interrupt_delay_timer = 5;
2472
e315cd28 2473 vha->flags.process_response_queue = 1;
1da177e4 2474 } else {
4fdfefe5 2475 /* Enable ZIO. */
e315cd28 2476 if (!vha->flags.init_done) {
4fdfefe5
AV		 2477 ha->zio_mode = icb->add_firmware_options[0] &
2478 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
2479 ha->zio_timer = icb->interrupt_delay_timer ?
2480 icb->interrupt_delay_timer: 2;
2481 }
1da177e4
LT		 2482 icb->add_firmware_options[0] &=
2483 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0);
e315cd28 2484 vha->flags.process_response_queue = 0;
4fdfefe5 2485 if (ha->zio_mode != QLA_ZIO_DISABLED) {
4a59f71d
AV		 2486 ha->zio_mode = QLA_ZIO_MODE_6;
2487
4fdfefe5 2488 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer "
e315cd28 2489 "delay (%d us).\n", vha->host_no, ha->zio_mode,
4fdfefe5 2490 ha->zio_timer * 100));
1da177e4 2491 qla_printk(KERN_INFO, ha,
4fdfefe5
AV		 2492 "ZIO mode %d enabled; timer delay (%d us).\n",
2493 ha->zio_mode, ha->zio_timer * 100);
1da177e4 2494
4fdfefe5
AV		 2495 icb->add_firmware_options[0] |= (uint8_t)ha->zio_mode;
2496 icb->interrupt_delay_timer = (uint8_t)ha->zio_timer;
e315cd28 2497 vha->flags.process_response_queue = 1;
1da177e4
LT		 2498 }
2499 }
2500
4e08df3f
DM		 2501 if (rval) {
2502 DEBUG2_3(printk(KERN_WARNING
e315cd28 2503 "scsi(%ld): NVRAM configuration failed!\n", vha->host_no));
4e08df3f
DM		 2504 }
2505 return (rval);
1da177e4
LT		 2506}
2507
19a7b4ae
JSEC		 2508static void
2509qla2x00_rport_del(void *data)
2510{
2511 fc_port_t *fcport = data;
d97994dc 2512 struct fc_rport *rport;
d97994dc 2513
e315cd28 2514 spin_lock_irq(fcport->vha->host->host_lock);
ac280b67 2515 rport = fcport->drport ? fcport->drport: fcport->rport;
d97994dc 2516 fcport->drport = NULL;
e315cd28 2517 spin_unlock_irq(fcport->vha->host->host_lock);
d97994dc
AV		 2518 if (rport)
2519 fc_remote_port_delete(rport);
19a7b4ae
JSEC		 2520}
2521
1da177e4
LT		 2522/**
2523 * qla2x00_alloc_fcport() - Allocate a generic fcport.
2524 * @ha: HA context
2525 * @flags: allocation flags
2526 *
2527 * Returns a pointer to the allocated fcport, or NULL, if none available.
2528 */
9a069e19 2529fc_port_t *
e315cd28 2530qla2x00_alloc_fcport(scsi_qla_host_t *vha, gfp_t flags)
1da177e4
LT		 2531{
2532 fc_port_t *fcport;
2533
bbfbbbc1
MK		 2534 fcport = kzalloc(sizeof(fc_port_t), flags);
2535 if (!fcport)
2536 return NULL;
1da177e4
LT		 2537
2538 /* Setup fcport template structure. */
e315cd28
AC		 2539 fcport->vha = vha;
2540 fcport->vp_idx = vha->vp_idx;
1da177e4
LT		 2541 fcport->port_type = FCT_UNKNOWN;
2542 fcport->loop_id = FC_NO_LOOP_ID;
1da177e4 2543 atomic_set(&fcport->state, FCS_UNCONFIGURED);
ad3e0eda 2544 fcport->supported_classes = FC_COS_UNSPECIFIED;
1da177e4 2545
bbfbbbc1 2546 return fcport;
1da177e4
LT		 2547}
2548
2549/*
2550 * qla2x00_configure_loop
2551 * Updates Fibre Channel Device Database with what is actually on loop.
2552 *
2553 * Input:
2554 * ha = adapter block pointer.
2555 *
2556 * Returns:
2557 * 0 = success.
2558 * 1 = error.
2559 * 2 = database was full and device was not configured.
2560 */
2561static int
e315cd28 2562qla2x00_configure_loop(scsi_qla_host_t *vha)
1da177e4
LT		 2563{
2564 int rval;
2565 unsigned long flags, save_flags;
e315cd28 2566 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 2567 rval = QLA_SUCCESS;
2568
2569 /* Get Initiator ID */
e315cd28
AC		 2570 if (test_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags)) {
2571 rval = qla2x00_configure_hba(vha);
1da177e4
LT		 2572 if (rval != QLA_SUCCESS) {
2573 DEBUG(printk("scsi(%ld): Unable to configure HBA.\n",
e315cd28 2574 vha->host_no));
1da177e4
LT		 2575 return (rval);
2576 }
2577 }
2578
e315cd28 2579 save_flags = flags = vha->dpc_flags;
1da177e4 2580 DEBUG(printk("scsi(%ld): Configure loop -- dpc flags =0x%lx\n",
e315cd28 2581 vha->host_no, flags));
1da177e4
LT		 2582
2583 /*
2584 * If we have both an RSCN and PORT UPDATE pending then handle them
2585 * both at the same time.
2586 */
e315cd28
AC		 2587 clear_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
2588 clear_bit(RSCN_UPDATE, &vha->dpc_flags);
1da177e4 2589
3064ff39
MH		 2590 qla2x00_get_data_rate(vha);
2591
1da177e4
LT		 2592 /* Determine what we need to do */
2593 if (ha->current_topology == ISP_CFG_FL &&
2594 (test_bit(LOCAL_LOOP_UPDATE, &flags))) {
2595
e315cd28 2596 vha->flags.rscn_queue_overflow = 1;
1da177e4
LT		 2597 set_bit(RSCN_UPDATE, &flags);
2598
2599 } else if (ha->current_topology == ISP_CFG_F &&
2600 (test_bit(LOCAL_LOOP_UPDATE, &flags))) {
2601
e315cd28 2602 vha->flags.rscn_queue_overflow = 1;
1da177e4
LT		 2603 set_bit(RSCN_UPDATE, &flags);
2604 clear_bit(LOCAL_LOOP_UPDATE, &flags);
21333b48
AV		 2605
2606 } else if (ha->current_topology == ISP_CFG_N) {
2607 clear_bit(RSCN_UPDATE, &flags);
1da177e4 2608
e315cd28 2609 } else if (!vha->flags.online ||
1da177e4
LT		 2610 (test_bit(ABORT_ISP_ACTIVE, &flags))) {
2611
e315cd28 2612 vha->flags.rscn_queue_overflow = 1;
1da177e4
LT		 2613 set_bit(RSCN_UPDATE, &flags);
2614 set_bit(LOCAL_LOOP_UPDATE, &flags);
2615 }
2616
2617 if (test_bit(LOCAL_LOOP_UPDATE, &flags)) {
e315cd28 2618 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
1da177e4 2619 rval = QLA_FUNCTION_FAILED;
e315cd28
AC		 2620 else
2621 rval = qla2x00_configure_local_loop(vha);
1da177e4
LT		 2622 }
2623
2624 if (rval == QLA_SUCCESS && test_bit(RSCN_UPDATE, &flags)) {
e315cd28 2625 if (LOOP_TRANSITION(vha))
1da177e4 2626 rval = QLA_FUNCTION_FAILED;
e315cd28
AC		 2627 else
2628 rval = qla2x00_configure_fabric(vha);
1da177e4
LT		 2629 }
2630
2631 if (rval == QLA_SUCCESS) {
e315cd28
AC		 2632 if (atomic_read(&vha->loop_down_timer) ||
2633 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) {
1da177e4
LT		 2634 rval = QLA_FUNCTION_FAILED;
2635 } else {
e315cd28 2636 atomic_set(&vha->loop_state, LOOP_READY);
1da177e4 2637
e315cd28 2638 DEBUG(printk("scsi(%ld): LOOP READY\n", vha->host_no));
1da177e4
LT		 2639 }
2640 }
2641
2642 if (rval) {
2643 DEBUG2_3(printk("%s(%ld): *** FAILED ***\n",
e315cd28 2644 __func__, vha->host_no));
1da177e4
LT		 2645 } else {
2646 DEBUG3(printk("%s: exiting normally\n", __func__));
2647 }
2648
cc3ef7bc 2649 /* Restore state if a resync event occurred during processing */
e315cd28 2650 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) {
1da177e4 2651 if (test_bit(LOCAL_LOOP_UPDATE, &save_flags))
e315cd28 2652 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
f4658b6c 2653 if (test_bit(RSCN_UPDATE, &save_flags)) {
e315cd28 2654 set_bit(RSCN_UPDATE, &vha->dpc_flags);
3a6478df
GM		 2655 if (!IS_ALOGIO_CAPABLE(ha))
2656 vha->flags.rscn_queue_overflow = 1;
f4658b6c 2657 }
1da177e4
LT		 2658 }
2659
2660 return (rval);
2661}
2662
2663
2664
2665/*
2666 * qla2x00_configure_local_loop
2667 * Updates Fibre Channel Device Database with local loop devices.
2668 *
2669 * Input:
2670 * ha = adapter block pointer.
2671 *
2672 * Returns:
2673 * 0 = success.
2674 */
2675static int
e315cd28 2676qla2x00_configure_local_loop(scsi_qla_host_t *vha)
1da177e4
LT		 2677{
2678 int rval, rval2;
2679 int found_devs;
2680 int found;
2681 fc_port_t *fcport, *new_fcport;
2682
2683 uint16_t index;
2684 uint16_t entries;
2685 char *id_iter;
2686 uint16_t loop_id;
2687 uint8_t domain, area, al_pa;
e315cd28 2688 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 2689
2690 found_devs = 0;
2691 new_fcport = NULL;
2692 entries = MAX_FIBRE_DEVICES;
2693
e315cd28
AC		 2694 DEBUG3(printk("scsi(%ld): Getting FCAL position map\n", vha->host_no));
2695 DEBUG3(qla2x00_get_fcal_position_map(vha, NULL));
1da177e4
LT		 2696
2697 /* Get list of logged in devices. */
2698 memset(ha->gid_list, 0, GID_LIST_SIZE);
e315cd28 2699 rval = qla2x00_get_id_list(vha, ha->gid_list, ha->gid_list_dma,
1da177e4
LT		 2700 &entries);
2701 if (rval != QLA_SUCCESS)
2702 goto cleanup_allocation;
2703
2704 DEBUG3(printk("scsi(%ld): Entries in ID list (%d)\n",
7640335e 2705 vha->host_no, entries));
1da177e4
LT		 2706 DEBUG3(qla2x00_dump_buffer((uint8_t *)ha->gid_list,
2707 entries * sizeof(struct gid_list_info)));
2708
2709 /* Allocate temporary fcport for any new fcports discovered. */
e315cd28 2710 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
1da177e4
LT		 2711 if (new_fcport == NULL) {
2712 rval = QLA_MEMORY_ALLOC_FAILED;
2713 goto cleanup_allocation;
2714 }
2715 new_fcport->flags &= ~FCF_FABRIC_DEVICE;
2716
2717 /*
2718 * Mark local devices that were present with FCF_DEVICE_LOST for now.
2719 */
e315cd28 2720 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1da177e4
LT		 2721 if (atomic_read(&fcport->state) == FCS_ONLINE &&
2722 fcport->port_type != FCT_BROADCAST &&
2723 (fcport->flags & FCF_FABRIC_DEVICE) == 0) {
2724
2725 DEBUG(printk("scsi(%ld): Marking port lost, "
2726 "loop_id=0x%04x\n",
e315cd28 2727 vha->host_no, fcport->loop_id));
1da177e4
LT		 2728
2729 atomic_set(&fcport->state, FCS_DEVICE_LOST);
1da177e4
LT		 2730 }
2731 }
2732
2733 /* Add devices to port list. */
2734 id_iter = (char *)ha->gid_list;
2735 for (index = 0; index < entries; index++) {
2736 domain = ((struct gid_list_info *)id_iter)->domain;
2737 area = ((struct gid_list_info *)id_iter)->area;
2738 al_pa = ((struct gid_list_info *)id_iter)->al_pa;
abbd8870 2739 if (IS_QLA2100(ha) || IS_QLA2200(ha))
1da177e4
LT		 2740 loop_id = (uint16_t)
2741 ((struct gid_list_info *)id_iter)->loop_id_2100;
abbd8870 2742 else
1da177e4
LT		 2743 loop_id = le16_to_cpu(
2744 ((struct gid_list_info *)id_iter)->loop_id);
abbd8870 2745 id_iter += ha->gid_list_info_size;
1da177e4
LT		 2746
2747 /* Bypass reserved domain fields. */
2748 if ((domain & 0xf0) == 0xf0)
2749 continue;
2750
2751 /* Bypass if not same domain and area of adapter. */
f7d289f6 2752 if (area && domain &&
e315cd28 2753 (area != vha->d_id.b.area || domain != vha->d_id.b.domain))
1da177e4
LT		 2754 continue;
2755
2756 /* Bypass invalid local loop ID. */
2757 if (loop_id > LAST_LOCAL_LOOP_ID)
2758 continue;
2759
2760 /* Fill in member data. */
2761 new_fcport->d_id.b.domain = domain;
2762 new_fcport->d_id.b.area = area;
2763 new_fcport->d_id.b.al_pa = al_pa;
2764 new_fcport->loop_id = loop_id;
e315cd28
AC		 2765 new_fcport->vp_idx = vha->vp_idx;
2766 rval2 = qla2x00_get_port_database(vha, new_fcport, 0);
1da177e4
LT		 2767 if (rval2 != QLA_SUCCESS) {
2768 DEBUG2(printk("scsi(%ld): Failed to retrieve fcport "
2769 "information -- get_port_database=%x, "
2770 "loop_id=0x%04x\n",
e315cd28 2771 vha->host_no, rval2, new_fcport->loop_id));
c9d02acf 2772 DEBUG2(printk("scsi(%ld): Scheduling resync...\n",
e315cd28
AC		 2773 vha->host_no));
2774 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1da177e4
LT		 2775 continue;
2776 }
2777
2778 /* Check for matching device in port list. */
2779 found = 0;
2780 fcport = NULL;
e315cd28 2781 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1da177e4
LT		 2782 if (memcmp(new_fcport->port_name, fcport->port_name,
2783 WWN_SIZE))
2784 continue;
2785
ddb9b126 2786 fcport->flags &= ~FCF_FABRIC_DEVICE;
1da177e4
LT		 2787 fcport->loop_id = new_fcport->loop_id;
2788 fcport->port_type = new_fcport->port_type;
2789 fcport->d_id.b24 = new_fcport->d_id.b24;
2790 memcpy(fcport->node_name, new_fcport->node_name,
2791 WWN_SIZE);
2792
2793 found++;
2794 break;
2795 }
2796
2797 if (!found) {
2798 /* New device, add to fcports list. */
e315cd28
AC		 2799 if (vha->vp_idx) {
2800 new_fcport->vha = vha;
2801 new_fcport->vp_idx = vha->vp_idx;
2c3dfe3f 2802 }
e315cd28 2803 list_add_tail(&new_fcport->list, &vha->vp_fcports);
1da177e4
LT		 2804
2805 /* Allocate a new replacement fcport. */
2806 fcport = new_fcport;
e315cd28 2807 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
1da177e4
LT		 2808 if (new_fcport == NULL) {
2809 rval = QLA_MEMORY_ALLOC_FAILED;
2810 goto cleanup_allocation;
2811 }
2812 new_fcport->flags &= ~FCF_FABRIC_DEVICE;
2813 }
2814
d8b45213 2815 /* Base iIDMA settings on HBA port speed. */
a3cbdfad 2816 fcport->fp_speed = ha->link_data_rate;
d8b45213 2817
e315cd28 2818 qla2x00_update_fcport(vha, fcport);
1da177e4
LT		 2819
2820 found_devs++;
2821 }
2822
2823cleanup_allocation:
c9475cb0 2824 kfree(new_fcport);
1da177e4
LT		 2825
2826 if (rval != QLA_SUCCESS) {
2827 DEBUG2(printk("scsi(%ld): Configure local loop error exit: "
e315cd28 2828 "rval=%x\n", vha->host_no, rval));
1da177e4
LT		 2829 }
2830
1da177e4
LT		 2831 return (rval);
2832}
2833
d8b45213 2834static void
e315cd28 2835qla2x00_iidma_fcport(scsi_qla_host_t *vha, fc_port_t *fcport)
d8b45213
AV		 2836{
2837#define LS_UNKNOWN 2
9f8fddee
AV		 2838 static char *link_speeds[] = { "1", "2", "?", "4", "8", "10" };
2839 char *link_speed;
d8b45213 2840 int rval;
1bb39548 2841 uint16_t mb[4];
e315cd28 2842 struct qla_hw_data *ha = vha->hw;
d8b45213 2843
c76f2c01 2844 if (!IS_IIDMA_CAPABLE(ha))
d8b45213
AV		 2845 return;
2846
39bd9622
AV		 2847 if (fcport->fp_speed == PORT_SPEED_UNKNOWN ||
2848 fcport->fp_speed > ha->link_data_rate)
d8b45213
AV		 2849 return;
2850
e315cd28 2851 rval = qla2x00_set_idma_speed(vha, fcport->loop_id, fcport->fp_speed,
a3cbdfad 2852 mb);
d8b45213
AV		 2853 if (rval != QLA_SUCCESS) {
2854 DEBUG2(printk("scsi(%ld): Unable to adjust iIDMA "
2855 "%02x%02x%02x%02x%02x%02x%02x%02x -- %04x %x %04x %04x.\n",
e315cd28 2856 vha->host_no, fcport->port_name[0], fcport->port_name[1],
d8b45213
AV		 2857 fcport->port_name[2], fcport->port_name[3],
2858 fcport->port_name[4], fcport->port_name[5],
2859 fcport->port_name[6], fcport->port_name[7], rval,
a3cbdfad 2860 fcport->fp_speed, mb[0], mb[1]));
d8b45213 2861 } else {
9f8fddee
AV		 2862 link_speed = link_speeds[LS_UNKNOWN];
2863 if (fcport->fp_speed < 5)
2864 link_speed = link_speeds[fcport->fp_speed];
2865 else if (fcport->fp_speed == 0x13)
2866 link_speed = link_speeds[5];
d8b45213
AV		 2867 DEBUG2(qla_printk(KERN_INFO, ha,
2868 "iIDMA adjusted to %s GB/s on "
2869 "%02x%02x%02x%02x%02x%02x%02x%02x.\n",
9f8fddee 2870 link_speed, fcport->port_name[0],
d8b45213
AV		 2871 fcport->port_name[1], fcport->port_name[2],
2872 fcport->port_name[3], fcport->port_name[4],
2873 fcport->port_name[5], fcport->port_name[6],
2874 fcport->port_name[7]));
2875 }
2876}
2877
23be331d 2878static void
e315cd28 2879qla2x00_reg_remote_port(scsi_qla_host_t *vha, fc_port_t *fcport)
8482e118
AV		 2880{
2881 struct fc_rport_identifiers rport_ids;
bdf79621 2882 struct fc_rport *rport;
e315cd28 2883 struct qla_hw_data *ha = vha->hw;
8482e118 2884
ac280b67 2885 qla2x00_rport_del(fcport);
8482e118 2886
f8b02a85
AV		 2887 rport_ids.node_name = wwn_to_u64(fcport->node_name);
2888 rport_ids.port_name = wwn_to_u64(fcport->port_name);
8482e118
AV		 2889 rport_ids.port_id = fcport->d_id.b.domain << 16 |
2890 fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
77d74143 2891 rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
e315cd28 2892 fcport->rport = rport = fc_remote_port_add(vha->host, 0, &rport_ids);
77d74143
AV		 2893 if (!rport) {
2894 qla_printk(KERN_WARNING, ha,
2895 "Unable to allocate fc remote port!\n");
2896 return;
2897 }
e315cd28 2898 spin_lock_irq(fcport->vha->host->host_lock);
19a7b4ae 2899 *((fc_port_t **)rport->dd_data) = fcport;
e315cd28 2900 spin_unlock_irq(fcport->vha->host->host_lock);
d97994dc 2901
ad3e0eda 2902 rport->supported_classes = fcport->supported_classes;
77d74143 2903
8482e118
AV		 2904 rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
2905 if (fcport->port_type == FCT_INITIATOR)
2906 rport_ids.roles |= FC_RPORT_ROLE_FCP_INITIATOR;
2907 if (fcport->port_type == FCT_TARGET)
2908 rport_ids.roles |= FC_RPORT_ROLE_FCP_TARGET;
77d74143 2909 fc_remote_port_rolechg(rport, rport_ids.roles);
1da177e4
LT		 2910}
2911
23be331d
AB		 2912/*
2913 * qla2x00_update_fcport
2914 * Updates device on list.
2915 *
2916 * Input:
2917 * ha = adapter block pointer.
2918 * fcport = port structure pointer.
2919 *
2920 * Return:
2921 * 0 - Success
2922 * BIT_0 - error
2923 *
2924 * Context:
2925 * Kernel context.
2926 */
2927void
e315cd28 2928qla2x00_update_fcport(scsi_qla_host_t *vha, fc_port_t *fcport)
23be331d 2929{
e315cd28 2930 struct qla_hw_data *ha = vha->hw;
2c3dfe3f 2931
e315cd28 2932 fcport->vha = vha;
23be331d 2933 fcport->login_retry = 0;
e315cd28 2934 fcport->port_login_retry_count = ha->port_down_retry_count *
23be331d 2935 PORT_RETRY_TIME;
e315cd28 2936 atomic_set(&fcport->port_down_timer, ha->port_down_retry_count *
23be331d 2937 PORT_RETRY_TIME);
5ff1d584 2938 fcport->flags &= ~(FCF_LOGIN_NEEDED | FCF_ASYNC_SENT);
23be331d 2939
e315cd28 2940 qla2x00_iidma_fcport(vha, fcport);
23be331d
AB		 2941
2942 atomic_set(&fcport->state, FCS_ONLINE);
2943
e315cd28 2944 qla2x00_reg_remote_port(vha, fcport);
23be331d
AB		 2945}
2946
1da177e4
LT		 2947/*
2948 * qla2x00_configure_fabric
2949 * Setup SNS devices with loop ID's.
2950 *
2951 * Input:
2952 * ha = adapter block pointer.
2953 *
2954 * Returns:
2955 * 0 = success.
2956 * BIT_0 = error
2957 */
2958static int
e315cd28 2959qla2x00_configure_fabric(scsi_qla_host_t *vha)
1da177e4
LT		 2960{
2961 int rval, rval2;
2962 fc_port_t *fcport, *fcptemp;
2963 uint16_t next_loopid;
2964 uint16_t mb[MAILBOX_REGISTER_COUNT];
0107109e 2965 uint16_t loop_id;
1da177e4 2966 LIST_HEAD(new_fcports);
e315cd28
AC		 2967 struct qla_hw_data *ha = vha->hw;
2968 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1da177e4
LT		 2969
2970 /* If FL port exists, then SNS is present */
e428924c 2971 if (IS_FWI2_CAPABLE(ha))
0107109e
AV		 2972 loop_id = NPH_F_PORT;
2973 else
2974 loop_id = SNS_FL_PORT;
e315cd28 2975 rval = qla2x00_get_port_name(vha, loop_id, vha->fabric_node_name, 1);
1da177e4
LT		 2976 if (rval != QLA_SUCCESS) {
2977 DEBUG2(printk("scsi(%ld): MBC_GET_PORT_NAME Failed, No FL "
e315cd28 2978 "Port\n", vha->host_no));
1da177e4 2979
e315cd28 2980 vha->device_flags &= ~SWITCH_FOUND;
1da177e4
LT		 2981 return (QLA_SUCCESS);
2982 }
e315cd28 2983 vha->device_flags |= SWITCH_FOUND;
1da177e4
LT		 2984
2985 /* Mark devices that need re-synchronization. */
e315cd28 2986 rval2 = qla2x00_device_resync(vha);
1da177e4
LT		 2987 if (rval2 == QLA_RSCNS_HANDLED) {
2988 /* No point doing the scan, just continue. */
2989 return (QLA_SUCCESS);
2990 }
2991 do {
cca5335c
AV		 2992 /* FDMI support. */
2993 if (ql2xfdmienable &&
e315cd28
AC		 2994 test_and_clear_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags))
2995 qla2x00_fdmi_register(vha);
cca5335c 2996
1da177e4 2997 /* Ensure we are logged into the SNS. */
e428924c 2998 if (IS_FWI2_CAPABLE(ha))
0107109e
AV		 2999 loop_id = NPH_SNS;
3000 else
3001 loop_id = SIMPLE_NAME_SERVER;
e315cd28 3002 ha->isp_ops->fabric_login(vha, loop_id, 0xff, 0xff,
abbd8870 3003 0xfc, mb, BIT_1 | BIT_0);
1da177e4
LT		 3004 if (mb[0] != MBS_COMMAND_COMPLETE) {
3005 DEBUG2(qla_printk(KERN_INFO, ha,
3006 "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x "
0107109e 3007 "mb[2]=%x mb[6]=%x mb[7]=%x\n", loop_id,
1da177e4
LT		 3008 mb[0], mb[1], mb[2], mb[6], mb[7]));
3009 return (QLA_SUCCESS);
3010 }
3011
e315cd28
AC		 3012 if (test_and_clear_bit(REGISTER_FC4_NEEDED, &vha->dpc_flags)) {
3013 if (qla2x00_rft_id(vha)) {
1da177e4
LT		 3014 /* EMPTY */
3015 DEBUG2(printk("scsi(%ld): Register FC-4 "
e315cd28 3016 "TYPE failed.\n", vha->host_no));
1da177e4 3017 }
e315cd28 3018 if (qla2x00_rff_id(vha)) {
1da177e4
LT		 3019 /* EMPTY */
3020 DEBUG2(printk("scsi(%ld): Register FC-4 "
e315cd28 3021 "Features failed.\n", vha->host_no));
1da177e4 3022 }
e315cd28 3023 if (qla2x00_rnn_id(vha)) {
1da177e4
LT		 3024 /* EMPTY */
3025 DEBUG2(printk("scsi(%ld): Register Node Name "
e315cd28
AC		 3026 "failed.\n", vha->host_no));
3027 } else if (qla2x00_rsnn_nn(vha)) {
1da177e4
LT		 3028 /* EMPTY */
3029 DEBUG2(printk("scsi(%ld): Register Symbolic "
e315cd28 3030 "Node Name failed.\n", vha->host_no));
1da177e4
LT		 3031 }
3032 }
3033
e315cd28 3034 rval = qla2x00_find_all_fabric_devs(vha, &new_fcports);
1da177e4
LT		 3035 if (rval != QLA_SUCCESS)
3036 break;
3037
3038 /*
3039 * Logout all previous fabric devices marked lost, except
f08b7251 3040 * FCP2 devices.
1da177e4 3041 */
e315cd28
AC		 3042 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3043 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
1da177e4
LT		 3044 break;
3045
3046 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0)
3047 continue;
3048
3049 if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) {
e315cd28 3050 qla2x00_mark_device_lost(vha, fcport,
d97994dc 3051 ql2xplogiabsentdevice, 0);
1da177e4 3052 if (fcport->loop_id != FC_NO_LOOP_ID &&
f08b7251 3053 (fcport->flags & FCF_FCP2_DEVICE) == 0 &&
1da177e4
LT		 3054 fcport->port_type != FCT_INITIATOR &&
3055 fcport->port_type != FCT_BROADCAST) {
e315cd28 3056 ha->isp_ops->fabric_logout(vha,
1c7c6357
AV		 3057 fcport->loop_id,
3058 fcport->d_id.b.domain,
3059 fcport->d_id.b.area,
3060 fcport->d_id.b.al_pa);
1da177e4
LT		 3061 fcport->loop_id = FC_NO_LOOP_ID;
3062 }
3063 }
3064 }
3065
3066 /* Starting free loop ID. */
e315cd28 3067 next_loopid = ha->min_external_loopid;
1da177e4
LT		 3068
3069 /*
3070 * Scan through our port list and login entries that need to be
3071 * logged in.
3072 */
e315cd28
AC		 3073 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3074 if (atomic_read(&vha->loop_down_timer) ||
3075 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
1da177e4
LT		 3076 break;
3077
3078 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 ||
3079 (fcport->flags & FCF_LOGIN_NEEDED) == 0)
3080 continue;
3081
3082 if (fcport->loop_id == FC_NO_LOOP_ID) {
3083 fcport->loop_id = next_loopid;
d4486fd6 3084 rval = qla2x00_find_new_loop_id(
e315cd28 3085 base_vha, fcport);
1da177e4
LT		 3086 if (rval != QLA_SUCCESS) {
3087 /* Ran out of IDs to use */
3088 break;
3089 }
3090 }
1da177e4 3091 /* Login and update database */
e315cd28 3092 qla2x00_fabric_dev_login(vha, fcport, &next_loopid);
1da177e4
LT		 3093 }
3094
3095 /* Exit if out of loop IDs. */
3096 if (rval != QLA_SUCCESS) {
3097 break;
3098 }
3099
3100 /*
3101 * Login and add the new devices to our port list.
3102 */
3103 list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) {
e315cd28
AC		 3104 if (atomic_read(&vha->loop_down_timer) ||
3105 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
1da177e4
LT		 3106 break;
3107
3108 /* Find a new loop ID to use. */
3109 fcport->loop_id = next_loopid;
e315cd28 3110 rval = qla2x00_find_new_loop_id(base_vha, fcport);
1da177e4
LT		 3111 if (rval != QLA_SUCCESS) {
3112 /* Ran out of IDs to use */
3113 break;
3114 }
3115
bdf79621 3116 /* Login and update database */
e315cd28
AC		 3117 qla2x00_fabric_dev_login(vha, fcport, &next_loopid);
3118
3119 if (vha->vp_idx) {
3120 fcport->vha = vha;
3121 fcport->vp_idx = vha->vp_idx;
3122 }
3123 list_move_tail(&fcport->list, &vha->vp_fcports);
1da177e4
LT		 3124 }
3125 } while (0);
3126
3127 /* Free all new device structures not processed. */
3128 list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) {
3129 list_del(&fcport->list);
3130 kfree(fcport);
3131 }
3132
3133 if (rval) {
3134 DEBUG2(printk("scsi(%ld): Configure fabric error exit: "
e315cd28 3135 "rval=%d\n", vha->host_no, rval));
1da177e4
LT		 3136 }
3137
3138 return (rval);
3139}
3140
3141
3142/*
3143 * qla2x00_find_all_fabric_devs
3144 *
3145 * Input:
3146 * ha = adapter block pointer.
3147 * dev = database device entry pointer.
3148 *
3149 * Returns:
3150 * 0 = success.
3151 *
3152 * Context:
3153 * Kernel context.
3154 */
3155static int
e315cd28
AC		 3156qla2x00_find_all_fabric_devs(scsi_qla_host_t *vha,
3157 struct list_head *new_fcports)
1da177e4
LT		 3158{
3159 int rval;
3160 uint16_t loop_id;
3161 fc_port_t *fcport, *new_fcport, *fcptemp;
3162 int found;
3163
3164 sw_info_t *swl;
3165 int swl_idx;
3166 int first_dev, last_dev;
1516ef44 3167 port_id_t wrap = {}, nxt_d_id;
e315cd28
AC		 3168 struct qla_hw_data *ha = vha->hw;
3169 struct scsi_qla_host *vp, *base_vha = pci_get_drvdata(ha->pdev);
ee546b6e 3170 struct scsi_qla_host *tvp;
1da177e4
LT		 3171
3172 rval = QLA_SUCCESS;
3173
3174 /* Try GID_PT to get device list, else GAN. */
4b89258c 3175 swl = kcalloc(MAX_FIBRE_DEVICES, sizeof(sw_info_t), GFP_KERNEL);
bbfbbbc1 3176 if (!swl) {
1da177e4
LT		 3177 /*EMPTY*/
3178 DEBUG2(printk("scsi(%ld): GID_PT allocations failed, fallback "
e315cd28 3179 "on GA_NXT\n", vha->host_no));
1da177e4 3180 } else {
e315cd28 3181 if (qla2x00_gid_pt(vha, swl) != QLA_SUCCESS) {
1da177e4
LT		 3182 kfree(swl);
3183 swl = NULL;
e315cd28 3184 } else if (qla2x00_gpn_id(vha, swl) != QLA_SUCCESS) {
1da177e4
LT		 3185 kfree(swl);
3186 swl = NULL;
e315cd28 3187 } else if (qla2x00_gnn_id(vha, swl) != QLA_SUCCESS) {
1da177e4
LT		 3188 kfree(swl);
3189 swl = NULL;
e5896bd5 3190 } else if (ql2xiidmaenable &&
e315cd28
AC		 3191 qla2x00_gfpn_id(vha, swl) == QLA_SUCCESS) {
3192 qla2x00_gpsc(vha, swl);
1da177e4
LT		 3193 }
3194 }
3195 swl_idx = 0;
3196
3197 /* Allocate temporary fcport for any new fcports discovered. */
e315cd28 3198 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
1da177e4 3199 if (new_fcport == NULL) {
c9475cb0 3200 kfree(swl);
1da177e4
LT		 3201 return (QLA_MEMORY_ALLOC_FAILED);
3202 }
3203 new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED);
1da177e4
LT		 3204 /* Set start port ID scan at adapter ID. */
3205 first_dev = 1;
3206 last_dev = 0;
3207
3208 /* Starting free loop ID. */
e315cd28
AC		 3209 loop_id = ha->min_external_loopid;
3210 for (; loop_id <= ha->max_loop_id; loop_id++) {
3211 if (qla2x00_is_reserved_id(vha, loop_id))
1da177e4
LT		 3212 continue;
3213
3a6478df
GM		 3214 if (ha->current_topology == ISP_CFG_FL &&
3215 (atomic_read(&vha->loop_down_timer) ||
3216 LOOP_TRANSITION(vha))) {
bb2d52b2
AV		 3217 atomic_set(&vha->loop_down_timer, 0);
3218 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
3219 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
1da177e4 3220 break;
bb2d52b2 3221 }
1da177e4
LT		 3222
3223 if (swl != NULL) {
3224 if (last_dev) {
3225 wrap.b24 = new_fcport->d_id.b24;
3226 } else {
3227 new_fcport->d_id.b24 = swl[swl_idx].d_id.b24;
3228 memcpy(new_fcport->node_name,
3229 swl[swl_idx].node_name, WWN_SIZE);
3230 memcpy(new_fcport->port_name,
3231 swl[swl_idx].port_name, WWN_SIZE);
d8b45213
AV		 3232 memcpy(new_fcport->fabric_port_name,
3233 swl[swl_idx].fabric_port_name, WWN_SIZE);
3234 new_fcport->fp_speed = swl[swl_idx].fp_speed;
1da177e4
LT		 3235
3236 if (swl[swl_idx].d_id.b.rsvd_1 != 0) {
3237 last_dev = 1;
3238 }
3239 swl_idx++;
3240 }
3241 } else {
3242 /* Send GA_NXT to the switch */
e315cd28 3243 rval = qla2x00_ga_nxt(vha, new_fcport);
1da177e4
LT		 3244 if (rval != QLA_SUCCESS) {
3245 qla_printk(KERN_WARNING, ha,
3246 "SNS scan failed -- assuming zero-entry "
3247 "result...\n");
3248 list_for_each_entry_safe(fcport, fcptemp,
3249 new_fcports, list) {
3250 list_del(&fcport->list);
3251 kfree(fcport);
3252 }
3253 rval = QLA_SUCCESS;
3254 break;
3255 }
3256 }
3257
3258 /* If wrap on switch device list, exit. */
3259 if (first_dev) {
3260 wrap.b24 = new_fcport->d_id.b24;
3261 first_dev = 0;
3262 } else if (new_fcport->d_id.b24 == wrap.b24) {
3263 DEBUG2(printk("scsi(%ld): device wrap (%02x%02x%02x)\n",
e315cd28 3264 vha->host_no, new_fcport->d_id.b.domain,
1da177e4
LT		 3265 new_fcport->d_id.b.area, new_fcport->d_id.b.al_pa));
3266 break;
3267 }
3268
2c3dfe3f 3269 /* Bypass if same physical adapter. */
e315cd28 3270 if (new_fcport->d_id.b24 == base_vha->d_id.b24)
1da177e4
LT		 3271 continue;
3272
2c3dfe3f 3273 /* Bypass virtual ports of the same host. */
e315cd28
AC		 3274 found = 0;
3275 if (ha->num_vhosts) {
ee546b6e 3276 list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
e315cd28
AC		 3277 if (new_fcport->d_id.b24 == vp->d_id.b24) {
3278 found = 1;
2c3dfe3f 3279 break;
e315cd28 3280 }
2c3dfe3f 3281 }
e315cd28 3282 if (found)
2c3dfe3f
SJ		 3283 continue;
3284 }
3285
f7d289f6
AV		 3286 /* Bypass if same domain and area of adapter. */
3287 if (((new_fcport->d_id.b24 & 0xffff00) ==
e315cd28 3288 (vha->d_id.b24 & 0xffff00)) && ha->current_topology ==
f7d289f6
AV		 3289 ISP_CFG_FL)
3290 continue;
3291
1da177e4
LT		 3292 /* Bypass reserved domain fields. */
3293 if ((new_fcport->d_id.b.domain & 0xf0) == 0xf0)
3294 continue;
3295
3296 /* Locate matching device in database. */
3297 found = 0;
e315cd28 3298 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1da177e4
LT		 3299 if (memcmp(new_fcport->port_name, fcport->port_name,
3300 WWN_SIZE))
3301 continue;
3302
3303 found++;
3304
d8b45213
AV		 3305 /* Update port state. */
3306 memcpy(fcport->fabric_port_name,
3307 new_fcport->fabric_port_name, WWN_SIZE);
3308 fcport->fp_speed = new_fcport->fp_speed;
3309
1da177e4
LT		 3310 /*
3311 * If address the same and state FCS_ONLINE, nothing
3312 * changed.
3313 */
3314 if (fcport->d_id.b24 == new_fcport->d_id.b24 &&
3315 atomic_read(&fcport->state) == FCS_ONLINE) {
3316 break;
3317 }
3318
3319 /*
3320 * If device was not a fabric device before.
3321 */
3322 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) {
3323 fcport->d_id.b24 = new_fcport->d_id.b24;
3324 fcport->loop_id = FC_NO_LOOP_ID;
3325 fcport->flags |= (FCF_FABRIC_DEVICE |
3326 FCF_LOGIN_NEEDED);
1da177e4
LT		 3327 break;
3328 }
3329
3330 /*
3331 * Port ID changed or device was marked to be updated;
3332 * Log it out if still logged in and mark it for
3333 * relogin later.
3334 */
3335 fcport->d_id.b24 = new_fcport->d_id.b24;
3336 fcport->flags |= FCF_LOGIN_NEEDED;
3337 if (fcport->loop_id != FC_NO_LOOP_ID &&
f08b7251 3338 (fcport->flags & FCF_FCP2_DEVICE) == 0 &&
1da177e4
LT		 3339 fcport->port_type != FCT_INITIATOR &&
3340 fcport->port_type != FCT_BROADCAST) {
e315cd28 3341 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
1c7c6357
AV		 3342 fcport->d_id.b.domain, fcport->d_id.b.area,
3343 fcport->d_id.b.al_pa);
1da177e4
LT		 3344 fcport->loop_id = FC_NO_LOOP_ID;
3345 }
3346
3347 break;
3348 }
3349
3350 if (found)
3351 continue;
1da177e4
LT		 3352 /* If device was not in our fcports list, then add it. */
3353 list_add_tail(&new_fcport->list, new_fcports);
3354
3355 /* Allocate a new replacement fcport. */
3356 nxt_d_id.b24 = new_fcport->d_id.b24;
e315cd28 3357 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
1da177e4 3358 if (new_fcport == NULL) {
c9475cb0 3359 kfree(swl);
1da177e4
LT		 3360 return (QLA_MEMORY_ALLOC_FAILED);
3361 }
3362 new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED);
3363 new_fcport->d_id.b24 = nxt_d_id.b24;
3364 }
3365
c9475cb0
JJ		 3366 kfree(swl);
3367 kfree(new_fcport);
1da177e4 3368
1da177e4
LT		 3369 return (rval);
3370}
3371
3372/*
3373 * qla2x00_find_new_loop_id
3374 * Scan through our port list and find a new usable loop ID.
3375 *
3376 * Input:
3377 * ha: adapter state pointer.
3378 * dev: port structure pointer.
3379 *
3380 * Returns:
3381 * qla2x00 local function return status code.
3382 *
3383 * Context:
3384 * Kernel context.
3385 */
413975a0 3386static int
e315cd28 3387qla2x00_find_new_loop_id(scsi_qla_host_t *vha, fc_port_t *dev)
1da177e4
LT		 3388{
3389 int rval;
3390 int found;
3391 fc_port_t *fcport;
3392 uint16_t first_loop_id;
e315cd28
AC		 3393 struct qla_hw_data *ha = vha->hw;
3394 struct scsi_qla_host *vp;
ee546b6e 3395 struct scsi_qla_host *tvp;
1da177e4
LT		 3396
3397 rval = QLA_SUCCESS;
3398
3399 /* Save starting loop ID. */
3400 first_loop_id = dev->loop_id;
3401
3402 for (;;) {
3403 /* Skip loop ID if already used by adapter. */
e315cd28 3404 if (dev->loop_id == vha->loop_id)
1da177e4 3405 dev->loop_id++;
1da177e4
LT		 3406
3407 /* Skip reserved loop IDs. */
e315cd28 3408 while (qla2x00_is_reserved_id(vha, dev->loop_id))
1da177e4 3409 dev->loop_id++;
1da177e4
LT		 3410
3411 /* Reset loop ID if passed the end. */
e315cd28 3412 if (dev->loop_id > ha->max_loop_id) {
1da177e4
LT		 3413 /* first loop ID. */
3414 dev->loop_id = ha->min_external_loopid;
3415 }
3416
3417 /* Check for loop ID being already in use. */
3418 found = 0;
3419 fcport = NULL;
ee546b6e 3420 list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
e315cd28
AC		 3421 list_for_each_entry(fcport, &vp->vp_fcports, list) {
3422 if (fcport->loop_id == dev->loop_id &&
3423 fcport != dev) {
3424 /* ID possibly in use */
3425 found++;
3426 break;
3427 }
1da177e4 3428 }
e315cd28
AC		 3429 if (found)
3430 break;
1da177e4
LT		 3431 }
3432
3433 /* If not in use then it is free to use. */
3434 if (!found) {
3435 break;
3436 }
3437
3438 /* ID in use. Try next value. */
3439 dev->loop_id++;
3440
3441 /* If wrap around. No free ID to use. */
3442 if (dev->loop_id == first_loop_id) {
3443 dev->loop_id = FC_NO_LOOP_ID;
3444 rval = QLA_FUNCTION_FAILED;
3445 break;
3446 }
3447 }
3448
3449 return (rval);
3450}
3451
3452/*
3453 * qla2x00_device_resync
3454 * Marks devices in the database that needs resynchronization.
3455 *
3456 * Input:
3457 * ha = adapter block pointer.
3458 *
3459 * Context:
3460 * Kernel context.
3461 */
3462static int
e315cd28 3463qla2x00_device_resync(scsi_qla_host_t *vha)
1da177e4
LT		 3464{
3465 int rval;
1da177e4
LT		 3466 uint32_t mask;
3467 fc_port_t *fcport;
3468 uint32_t rscn_entry;
3469 uint8_t rscn_out_iter;
3470 uint8_t format;
1516ef44 3471 port_id_t d_id = {};
1da177e4
LT		 3472
3473 rval = QLA_RSCNS_HANDLED;
3474
e315cd28
AC		 3475 while (vha->rscn_out_ptr != vha->rscn_in_ptr ||
3476 vha->flags.rscn_queue_overflow) {
1da177e4 3477
e315cd28 3478 rscn_entry = vha->rscn_queue[vha->rscn_out_ptr];
1da177e4
LT		 3479 format = MSB(MSW(rscn_entry));
3480 d_id.b.domain = LSB(MSW(rscn_entry));
3481 d_id.b.area = MSB(LSW(rscn_entry));
3482 d_id.b.al_pa = LSB(LSW(rscn_entry));
3483
3484 DEBUG(printk("scsi(%ld): RSCN queue entry[%d] = "
3485 "[%02x/%02x%02x%02x].\n",
e315cd28 3486 vha->host_no, vha->rscn_out_ptr, format, d_id.b.domain,
1da177e4
LT		 3487 d_id.b.area, d_id.b.al_pa));
3488
e315cd28
AC		 3489 vha->rscn_out_ptr++;
3490 if (vha->rscn_out_ptr == MAX_RSCN_COUNT)
3491 vha->rscn_out_ptr = 0;
1da177e4
LT		 3492
3493 /* Skip duplicate entries. */
e315cd28
AC		 3494 for (rscn_out_iter = vha->rscn_out_ptr;
3495 !vha->flags.rscn_queue_overflow &&
3496 rscn_out_iter != vha->rscn_in_ptr;
1da177e4
LT		 3497 rscn_out_iter = (rscn_out_iter ==
3498 (MAX_RSCN_COUNT - 1)) ? 0: rscn_out_iter + 1) {
3499
e315cd28 3500 if (rscn_entry != vha->rscn_queue[rscn_out_iter])
1da177e4
LT		 3501 break;
3502
3503 DEBUG(printk("scsi(%ld): Skipping duplicate RSCN queue "
e315cd28 3504 "entry found at [%d].\n", vha->host_no,
1da177e4
LT		 3505 rscn_out_iter));
3506
e315cd28 3507 vha->rscn_out_ptr = rscn_out_iter;
1da177e4
LT		 3508 }
3509
3510 /* Queue overflow, set switch default case. */
e315cd28 3511 if (vha->flags.rscn_queue_overflow) {
1da177e4 3512 DEBUG(printk("scsi(%ld): device_resync: rscn "
e315cd28 3513 "overflow.\n", vha->host_no));
1da177e4
LT		 3514
3515 format = 3;
e315cd28 3516 vha->flags.rscn_queue_overflow = 0;
1da177e4
LT		 3517 }
3518
3519 switch (format) {
3520 case 0:
1da177e4
LT		 3521 mask = 0xffffff;
3522 break;
3523 case 1:
3524 mask = 0xffff00;
3525 break;
3526 case 2:
3527 mask = 0xff0000;
3528 break;
3529 default:
3530 mask = 0x0;
3531 d_id.b24 = 0;
e315cd28 3532 vha->rscn_out_ptr = vha->rscn_in_ptr;
1da177e4
LT		 3533 break;
3534 }
3535
3536 rval = QLA_SUCCESS;
3537
e315cd28 3538 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1da177e4
LT		 3539 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 ||
3540 (fcport->d_id.b24 & mask) != d_id.b24 ||
3541 fcport->port_type == FCT_BROADCAST)
3542 continue;
3543
3544 if (atomic_read(&fcport->state) == FCS_ONLINE) {
3545 if (format != 3 ||
3546 fcport->port_type != FCT_INITIATOR) {
e315cd28 3547 qla2x00_mark_device_lost(vha, fcport,
d97994dc 3548 0, 0);
1da177e4
LT		 3549 }
3550 }
1da177e4
LT		 3551 }
3552 }
3553 return (rval);
3554}
3555
3556/*
3557 * qla2x00_fabric_dev_login
3558 * Login fabric target device and update FC port database.
3559 *
3560 * Input:
3561 * ha: adapter state pointer.
3562 * fcport: port structure list pointer.
3563 * next_loopid: contains value of a new loop ID that can be used
3564 * by the next login attempt.
3565 *
3566 * Returns:
3567 * qla2x00 local function return status code.
3568 *
3569 * Context:
3570 * Kernel context.
3571 */
3572static int
e315cd28 3573qla2x00_fabric_dev_login(scsi_qla_host_t *vha, fc_port_t *fcport,
1da177e4
LT		 3574 uint16_t *next_loopid)
3575{
3576 int rval;
3577 int retry;
0107109e 3578 uint8_t opts;
e315cd28 3579 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 3580
3581 rval = QLA_SUCCESS;
3582 retry = 0;
3583
ac280b67 3584 if (IS_ALOGIO_CAPABLE(ha)) {
5ff1d584
AV		 3585 if (fcport->flags & FCF_ASYNC_SENT)
3586 return rval;
3587 fcport->flags |= FCF_ASYNC_SENT;
ac280b67
AV		 3588 rval = qla2x00_post_async_login_work(vha, fcport, NULL);
3589 if (!rval)
3590 return rval;
3591 }
3592
5ff1d584 3593 fcport->flags &= ~FCF_ASYNC_SENT;
e315cd28 3594 rval = qla2x00_fabric_login(vha, fcport, next_loopid);
1da177e4 3595 if (rval == QLA_SUCCESS) {
f08b7251 3596 /* Send an ADISC to FCP2 devices.*/
0107109e 3597 opts = 0;
f08b7251 3598 if (fcport->flags & FCF_FCP2_DEVICE)
0107109e 3599 opts |= BIT_1;
e315cd28 3600 rval = qla2x00_get_port_database(vha, fcport, opts);
1da177e4 3601 if (rval != QLA_SUCCESS) {
e315cd28 3602 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
1c7c6357
AV		 3603 fcport->d_id.b.domain, fcport->d_id.b.area,
3604 fcport->d_id.b.al_pa);
e315cd28 3605 qla2x00_mark_device_lost(vha, fcport, 1, 0);
1da177e4 3606 } else {
e315cd28 3607 qla2x00_update_fcport(vha, fcport);
1da177e4
LT		 3608 }
3609 }
3610
3611 return (rval);
3612}
3613
3614/*
3615 * qla2x00_fabric_login
3616 * Issue fabric login command.
3617 *
3618 * Input:
3619 * ha = adapter block pointer.
3620 * device = pointer to FC device type structure.
3621 *
3622 * Returns:
3623 * 0 - Login successfully
3624 * 1 - Login failed
3625 * 2 - Initiator device
3626 * 3 - Fatal error
3627 */
3628int
e315cd28 3629qla2x00_fabric_login(scsi_qla_host_t *vha, fc_port_t *fcport,
1da177e4
LT		 3630 uint16_t *next_loopid)
3631{
3632 int rval;
3633 int retry;
3634 uint16_t tmp_loopid;
3635 uint16_t mb[MAILBOX_REGISTER_COUNT];
e315cd28 3636 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 3637
3638 retry = 0;
3639 tmp_loopid = 0;
3640
3641 for (;;) {
3642 DEBUG(printk("scsi(%ld): Trying Fabric Login w/loop id 0x%04x "
3643 "for port %02x%02x%02x.\n",
e315cd28 3644 vha->host_no, fcport->loop_id, fcport->d_id.b.domain,
1da177e4
LT		 3645 fcport->d_id.b.area, fcport->d_id.b.al_pa));
3646
3647 /* Login fcport on switch. */
e315cd28 3648 ha->isp_ops->fabric_login(vha, fcport->loop_id,
1da177e4
LT		 3649 fcport->d_id.b.domain, fcport->d_id.b.area,
3650 fcport->d_id.b.al_pa, mb, BIT_0);
3651 if (mb[0] == MBS_PORT_ID_USED) {
3652 /*
3653 * Device has another loop ID. The firmware team
0107109e
AV		 3654 * recommends the driver perform an implicit login with
3655 * the specified ID again. The ID we just used is save
3656 * here so we return with an ID that can be tried by
3657 * the next login.
1da177e4
LT		 3658 */
3659 retry++;
3660 tmp_loopid = fcport->loop_id;
3661 fcport->loop_id = mb[1];
3662
3663 DEBUG(printk("Fabric Login: port in use - next "
3664 "loop id=0x%04x, port Id=%02x%02x%02x.\n",
3665 fcport->loop_id, fcport->d_id.b.domain,
3666 fcport->d_id.b.area, fcport->d_id.b.al_pa));
3667
3668 } else if (mb[0] == MBS_COMMAND_COMPLETE) {
3669 /*
3670 * Login succeeded.
3671 */
3672 if (retry) {
3673 /* A retry occurred before. */
3674 *next_loopid = tmp_loopid;
3675 } else {
3676 /*
3677 * No retry occurred before. Just increment the
3678 * ID value for next login.
3679 */
3680 *next_loopid = (fcport->loop_id + 1);
3681 }
3682
3683 if (mb[1] & BIT_0) {
3684 fcport->port_type = FCT_INITIATOR;
3685 } else {
3686 fcport->port_type = FCT_TARGET;
3687 if (mb[1] & BIT_1) {
8474f3a0 3688 fcport->flags |= FCF_FCP2_DEVICE;
1da177e4
LT		 3689 }
3690 }
3691
ad3e0eda
AV		 3692 if (mb[10] & BIT_0)
3693 fcport->supported_classes |= FC_COS_CLASS2;
3694 if (mb[10] & BIT_1)
3695 fcport->supported_classes |= FC_COS_CLASS3;
3696
1da177e4
LT		 3697 rval = QLA_SUCCESS;
3698 break;
3699 } else if (mb[0] == MBS_LOOP_ID_USED) {
3700 /*
3701 * Loop ID already used, try next loop ID.
3702 */
3703 fcport->loop_id++;
e315cd28 3704 rval = qla2x00_find_new_loop_id(vha, fcport);
1da177e4
LT		 3705 if (rval != QLA_SUCCESS) {
3706 /* Ran out of loop IDs to use */
3707 break;
3708 }
3709 } else if (mb[0] == MBS_COMMAND_ERROR) {
3710 /*
3711 * Firmware possibly timed out during login. If NO
3712 * retries are left to do then the device is declared
3713 * dead.
3714 */
3715 *next_loopid = fcport->loop_id;
e315cd28 3716 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
1c7c6357
AV		 3717 fcport->d_id.b.domain, fcport->d_id.b.area,
3718 fcport->d_id.b.al_pa);
e315cd28 3719 qla2x00_mark_device_lost(vha, fcport, 1, 0);
1da177e4
LT		 3720
3721 rval = 1;
3722 break;
3723 } else {
3724 /*
3725 * unrecoverable / not handled error
3726 */
3727 DEBUG2(printk("%s(%ld): failed=%x port_id=%02x%02x%02x "
fa2a1ce5 3728 "loop_id=%x jiffies=%lx.\n",
e315cd28 3729 __func__, vha->host_no, mb[0],
1da177e4
LT		 3730 fcport->d_id.b.domain, fcport->d_id.b.area,
3731 fcport->d_id.b.al_pa, fcport->loop_id, jiffies));
3732
3733 *next_loopid = fcport->loop_id;
e315cd28 3734 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
1c7c6357
AV		 3735 fcport->d_id.b.domain, fcport->d_id.b.area,
3736 fcport->d_id.b.al_pa);
1da177e4 3737 fcport->loop_id = FC_NO_LOOP_ID;
0eedfcf0 3738 fcport->login_retry = 0;
1da177e4
LT		 3739
3740 rval = 3;
3741 break;
3742 }
3743 }
3744
3745 return (rval);
3746}
3747
3748/*
3749 * qla2x00_local_device_login
3750 * Issue local device login command.
3751 *
3752 * Input:
3753 * ha = adapter block pointer.
3754 * loop_id = loop id of device to login to.
3755 *
3756 * Returns (Where's the #define!!!!):
3757 * 0 - Login successfully
3758 * 1 - Login failed
3759 * 3 - Fatal error
3760 */
3761int
e315cd28 3762qla2x00_local_device_login(scsi_qla_host_t *vha, fc_port_t *fcport)
1da177e4
LT		 3763{
3764 int rval;
3765 uint16_t mb[MAILBOX_REGISTER_COUNT];
3766
3767 memset(mb, 0, sizeof(mb));
e315cd28 3768 rval = qla2x00_login_local_device(vha, fcport, mb, BIT_0);
1da177e4
LT		 3769 if (rval == QLA_SUCCESS) {
3770 /* Interrogate mailbox registers for any errors */
3771 if (mb[0] == MBS_COMMAND_ERROR)
3772 rval = 1;
3773 else if (mb[0] == MBS_COMMAND_PARAMETER_ERROR)
3774 /* device not in PCB table */
3775 rval = 3;
3776 }
3777
3778 return (rval);
3779}
3780
3781/*
3782 * qla2x00_loop_resync
3783 * Resync with fibre channel devices.
3784 *
3785 * Input:
3786 * ha = adapter block pointer.
3787 *
3788 * Returns:
3789 * 0 = success
3790 */
3791int
e315cd28 3792qla2x00_loop_resync(scsi_qla_host_t *vha)
1da177e4 3793{
73208dfd 3794 int rval = QLA_SUCCESS;
1da177e4 3795 uint32_t wait_time;
67c2e93a
AC		 3796 struct req_que *req;
3797 struct rsp_que *rsp;
3798
7163ea81 3799 if (vha->hw->flags.cpu_affinity_enabled)
67c2e93a
AC		 3800 req = vha->hw->req_q_map[0];
3801 else
3802 req = vha->req;
3803 rsp = req->rsp;
1da177e4 3804
e315cd28
AC		 3805 atomic_set(&vha->loop_state, LOOP_UPDATE);
3806 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
3807 if (vha->flags.online) {
3808 if (!(rval = qla2x00_fw_ready(vha))) {
1da177e4
LT		 3809 /* Wait at most MAX_TARGET RSCNs for a stable link. */
3810 wait_time = 256;
3811 do {
e315cd28 3812 atomic_set(&vha->loop_state, LOOP_UPDATE);
1da177e4 3813
0107109e 3814 /* Issue a marker after FW becomes ready. */
73208dfd
AC		 3815 qla2x00_marker(vha, req, rsp, 0, 0,
3816 MK_SYNC_ALL);
e315cd28 3817 vha->marker_needed = 0;
1da177e4
LT		 3818
3819 /* Remap devices on Loop. */
e315cd28 3820 clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1da177e4 3821
e315cd28 3822 qla2x00_configure_loop(vha);
1da177e4 3823 wait_time--;
e315cd28
AC		 3824 } while (!atomic_read(&vha->loop_down_timer) &&
3825 !(test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
3826 && wait_time && (test_bit(LOOP_RESYNC_NEEDED,
3827 &vha->dpc_flags)));
1da177e4 3828 }
1da177e4
LT		 3829 }
3830
e315cd28 3831 if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
1da177e4 3832 return (QLA_FUNCTION_FAILED);
1da177e4 3833
e315cd28 3834 if (rval)
1da177e4 3835 DEBUG2_3(printk("%s(): **** FAILED ****\n", __func__));
1da177e4
LT		 3836
3837 return (rval);
3838}
3839
d97994dc 3840void
67becc00 3841qla2x00_update_fcports(scsi_qla_host_t *base_vha)
d97994dc
AV		 3842{
3843 fc_port_t *fcport;
67becc00 3844 struct scsi_qla_host *tvp, *vha;
d97994dc
AV		 3845
3846 /* Go with deferred removal of rport references. */
67becc00
AV		 3847 list_for_each_entry_safe(vha, tvp, &base_vha->hw->vp_list, list)
3848 list_for_each_entry(fcport, &vha->vp_fcports, list)
3849 if (fcport && fcport->drport &&
3850 atomic_read(&fcport->state) != FCS_UNCONFIGURED)
3851 qla2x00_rport_del(fcport);
d97994dc
AV		 3852}
3853
a9083016
GM		 3854void
3855qla2x00_abort_isp_cleanup(scsi_qla_host_t *vha)
3856{
3857 struct qla_hw_data *ha = vha->hw;
3858 struct scsi_qla_host *vp, *base_vha = pci_get_drvdata(ha->pdev);
3859 struct scsi_qla_host *tvp;
3860
3861 vha->flags.online = 0;
3862 ha->flags.chip_reset_done = 0;
3863 clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
3864 ha->qla_stats.total_isp_aborts++;
3865
3866 qla_printk(KERN_INFO, ha,
3867 "Performing ISP error recovery - ha= %p.\n", ha);
3868
3869 /* Chip reset does not apply to 82XX */
3870 if (!IS_QLA82XX(ha))
3871 ha->isp_ops->reset_chip(vha);
3872
3873 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
3874 if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
3875 atomic_set(&vha->loop_state, LOOP_DOWN);
3876 qla2x00_mark_all_devices_lost(vha, 0);
3877 list_for_each_entry_safe(vp, tvp, &base_vha->hw->vp_list, list)
3878 qla2x00_mark_all_devices_lost(vp, 0);
3879 } else {
3880 if (!atomic_read(&vha->loop_down_timer))
3881 atomic_set(&vha->loop_down_timer,
3882 LOOP_DOWN_TIME);
3883 }
3884
3885 /* Make sure for ISP 82XX IO DMA is complete */
3886 if (IS_QLA82XX(ha))
3887 qla82xx_wait_for_pending_commands(vha);
3888
3889 /* Requeue all commands in outstanding command list. */
3890 qla2x00_abort_all_cmds(vha, DID_RESET << 16);
3891}
3892
1da177e4
LT		 3893/*
3894* qla2x00_abort_isp
3895* Resets ISP and aborts all outstanding commands.
3896*
3897* Input:
3898* ha = adapter block pointer.
3899*
3900* Returns:
3901* 0 = success
3902*/
3903int
e315cd28 3904qla2x00_abort_isp(scsi_qla_host_t *vha)
1da177e4 3905{
476e8978 3906 int rval;
1da177e4 3907 uint8_t status = 0;
e315cd28
AC		 3908 struct qla_hw_data *ha = vha->hw;
3909 struct scsi_qla_host *vp;
ee546b6e 3910 struct scsi_qla_host *tvp;
73208dfd 3911 struct req_que *req = ha->req_q_map[0];
1da177e4 3912
e315cd28 3913 if (vha->flags.online) {
a9083016 3914 qla2x00_abort_isp_cleanup(vha);
1da177e4 3915
85880801
AV		 3916 if (unlikely(pci_channel_offline(ha->pdev) &&
3917 ha->flags.pci_channel_io_perm_failure)) {
3918 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
3919 status = 0;
3920 return status;
3921 }
3922
73208dfd 3923 ha->isp_ops->get_flash_version(vha, req->ring);
30c47662 3924
e315cd28 3925 ha->isp_ops->nvram_config(vha);
1da177e4 3926
e315cd28
AC		 3927 if (!qla2x00_restart_isp(vha)) {
3928 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
1da177e4 3929
e315cd28 3930 if (!atomic_read(&vha->loop_down_timer)) {
1da177e4
LT		 3931 /*
3932 * Issue marker command only when we are going
3933 * to start the I/O .
3934 */
e315cd28 3935 vha->marker_needed = 1;
1da177e4
LT		 3936 }
3937
e315cd28 3938 vha->flags.online = 1;
1da177e4 3939
fd34f556 3940 ha->isp_ops->enable_intrs(ha);
1da177e4 3941
fa2a1ce5 3942 ha->isp_abort_cnt = 0;
e315cd28 3943 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
476e8978 3944
29c5397f
LC		 3945 if (IS_QLA81XX(ha))
3946 qla2x00_get_fw_version(vha,
3947 &ha->fw_major_version,
3948 &ha->fw_minor_version,
3949 &ha->fw_subminor_version,
3950 &ha->fw_attributes, &ha->fw_memory_size,
3951 ha->mpi_version, &ha->mpi_capabilities,
3952 ha->phy_version);
3953
df613b96
AV		 3954 if (ha->fce) {
3955 ha->flags.fce_enabled = 1;
3956 memset(ha->fce, 0,
3957 fce_calc_size(ha->fce_bufs));
e315cd28 3958 rval = qla2x00_enable_fce_trace(vha,
df613b96
AV		 3959 ha->fce_dma, ha->fce_bufs, ha->fce_mb,
3960 &ha->fce_bufs);
3961 if (rval) {
3962 qla_printk(KERN_WARNING, ha,
3963 "Unable to reinitialize FCE "
3964 "(%d).\n", rval);
3965 ha->flags.fce_enabled = 0;
3966 }
3967 }
436a7b11
AV		 3968
3969 if (ha->eft) {
3970 memset(ha->eft, 0, EFT_SIZE);
e315cd28 3971 rval = qla2x00_enable_eft_trace(vha,
436a7b11
AV		 3972 ha->eft_dma, EFT_NUM_BUFFERS);
3973 if (rval) {
3974 qla_printk(KERN_WARNING, ha,
3975 "Unable to reinitialize EFT "
3976 "(%d).\n", rval);
3977 }
3978 }
1da177e4 3979 } else { /* failed the ISP abort */
e315cd28
AC		 3980 vha->flags.online = 1;
3981 if (test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
1da177e4
LT		 3982 if (ha->isp_abort_cnt == 0) {
3983 qla_printk(KERN_WARNING, ha,
3984 "ISP error recovery failed - "
3985 "board disabled\n");
fa2a1ce5 3986 /*
1da177e4
LT		 3987 * The next call disables the board
3988 * completely.
3989 */
e315cd28
AC		 3990 ha->isp_ops->reset_adapter(vha);
3991 vha->flags.online = 0;
1da177e4 3992 clear_bit(ISP_ABORT_RETRY,
e315cd28 3993 &vha->dpc_flags);
1da177e4
LT		 3994 status = 0;
3995 } else { /* schedule another ISP abort */
3996 ha->isp_abort_cnt--;
3997 DEBUG(printk("qla%ld: ISP abort - "
0107109e 3998 "retry remaining %d\n",
e315cd28 3999 vha->host_no, ha->isp_abort_cnt));
1da177e4
LT		 4000 status = 1;
4001 }
4002 } else {
4003 ha->isp_abort_cnt = MAX_RETRIES_OF_ISP_ABORT;
4004 DEBUG(printk("qla2x00(%ld): ISP error recovery "
4005 "- retrying (%d) more times\n",
e315cd28
AC		 4006 vha->host_no, ha->isp_abort_cnt));
4007 set_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
1da177e4
LT		 4008 status = 1;
4009 }
4010 }
fa2a1ce5 4011
1da177e4
LT		 4012 }
4013
e315cd28
AC		 4014 if (!status) {
4015 DEBUG(printk(KERN_INFO
4016 "qla2x00_abort_isp(%ld): succeeded.\n",
4017 vha->host_no));
ee546b6e 4018 list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
e315cd28
AC		 4019 if (vp->vp_idx)
4020 qla2x00_vp_abort_isp(vp);
4021 }
4022 } else {
1da177e4
LT		 4023 qla_printk(KERN_INFO, ha,
4024 "qla2x00_abort_isp: **** FAILED ****\n");
1da177e4
LT		 4025 }
4026
4027 return(status);
4028}
4029
4030/*
4031* qla2x00_restart_isp
4032* restarts the ISP after a reset
4033*
4034* Input:
4035* ha = adapter block pointer.
4036*
4037* Returns:
4038* 0 = success
4039*/
4040static int
e315cd28 4041qla2x00_restart_isp(scsi_qla_host_t *vha)
1da177e4 4042{
c6b2fca8 4043 int status = 0;
1da177e4 4044 uint32_t wait_time;
e315cd28 4045 struct qla_hw_data *ha = vha->hw;
73208dfd
AC		 4046 struct req_que *req = ha->req_q_map[0];
4047 struct rsp_que *rsp = ha->rsp_q_map[0];
1da177e4
LT		 4048
4049 /* If firmware needs to be loaded */
e315cd28
AC		 4050 if (qla2x00_isp_firmware(vha)) {
4051 vha->flags.online = 0;
4052 status = ha->isp_ops->chip_diag(vha);
4053 if (!status)
4054 status = qla2x00_setup_chip(vha);
1da177e4
LT		 4055 }
4056
e315cd28
AC		 4057 if (!status && !(status = qla2x00_init_rings(vha))) {
4058 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
2533cf67 4059 ha->flags.chip_reset_done = 1;
73208dfd
AC		 4060 /* Initialize the queues in use */
4061 qla25xx_init_queues(ha);
4062
e315cd28
AC		 4063 status = qla2x00_fw_ready(vha);
4064 if (!status) {
1da177e4 4065 DEBUG(printk("%s(): Start configure loop, "
744f11fd 4066 "status = %d\n", __func__, status));
0107109e
AV		 4067
4068 /* Issue a marker after FW becomes ready. */
73208dfd 4069 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL);
0107109e 4070
e315cd28 4071 vha->flags.online = 1;
1da177e4
LT		 4072 /* Wait at most MAX_TARGET RSCNs for a stable link. */
4073 wait_time = 256;
4074 do {
e315cd28
AC		 4075 clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
4076 qla2x00_configure_loop(vha);
1da177e4 4077 wait_time--;
e315cd28
AC		 4078 } while (!atomic_read(&vha->loop_down_timer) &&
4079 !(test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
4080 && wait_time && (test_bit(LOOP_RESYNC_NEEDED,
4081 &vha->dpc_flags)));
1da177e4
LT		 4082 }
4083
4084 /* if no cable then assume it's good */
e315cd28 4085 if ((vha->device_flags & DFLG_NO_CABLE))
1da177e4
LT		 4086 status = 0;
4087
4088 DEBUG(printk("%s(): Configure loop done, status = 0x%x\n",
4089 __func__,
744f11fd 4090 status));
1da177e4
LT		 4091 }
4092 return (status);
4093}
4094
73208dfd
AC		 4095static int
4096qla25xx_init_queues(struct qla_hw_data *ha)
4097{
4098 struct rsp_que *rsp = NULL;
4099 struct req_que *req = NULL;
4100 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
4101 int ret = -1;
4102 int i;
4103
2afa19a9 4104 for (i = 1; i < ha->max_rsp_queues; i++) {
73208dfd
AC		 4105 rsp = ha->rsp_q_map[i];
4106 if (rsp) {
4107 rsp->options &= ~BIT_0;
618a7523 4108 ret = qla25xx_init_rsp_que(base_vha, rsp);
73208dfd
AC		 4109 if (ret != QLA_SUCCESS)
4110 DEBUG2_17(printk(KERN_WARNING
4111 "%s Rsp que:%d init failed\n", __func__,
4112 rsp->id));
4113 else
4114 DEBUG2_17(printk(KERN_INFO
4115 "%s Rsp que:%d inited\n", __func__,
4116 rsp->id));
4117 }
2afa19a9
AC		 4118 }
4119 for (i = 1; i < ha->max_req_queues; i++) {
73208dfd
AC		 4120 req = ha->req_q_map[i];
4121 if (req) {
29bdccbe 4122 /* Clear outstanding commands array. */
73208dfd 4123 req->options &= ~BIT_0;
618a7523 4124 ret = qla25xx_init_req_que(base_vha, req);
73208dfd
AC		 4125 if (ret != QLA_SUCCESS)
4126 DEBUG2_17(printk(KERN_WARNING
4127 "%s Req que:%d init failed\n", __func__,
4128 req->id));
4129 else
4130 DEBUG2_17(printk(KERN_WARNING
29bdccbe 4131 "%s Req que:%d inited\n", __func__,
73208dfd
AC		 4132 req->id));
4133 }
4134 }
4135 return ret;
4136}
4137
1da177e4
LT		 4138/*
4139* qla2x00_reset_adapter
4140* Reset adapter.
4141*
4142* Input:
4143* ha = adapter block pointer.
4144*/
abbd8870 4145void
e315cd28 4146qla2x00_reset_adapter(scsi_qla_host_t *vha)
1da177e4
LT		 4147{
4148 unsigned long flags = 0;
e315cd28 4149 struct qla_hw_data *ha = vha->hw;
3d71644c 4150 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1da177e4 4151
e315cd28 4152 vha->flags.online = 0;
fd34f556 4153 ha->isp_ops->disable_intrs(ha);
1da177e4 4154
1da177e4
LT		 4155 spin_lock_irqsave(&ha->hardware_lock, flags);
4156 WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
4157 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
4158 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
4159 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
4160 spin_unlock_irqrestore(&ha->hardware_lock, flags);
4161}
0107109e
AV		 4162
4163void
e315cd28 4164qla24xx_reset_adapter(scsi_qla_host_t *vha)
0107109e
AV		 4165{
4166 unsigned long flags = 0;
e315cd28 4167 struct qla_hw_data *ha = vha->hw;
0107109e
AV		 4168 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
4169
a9083016
GM		 4170 if (IS_QLA82XX(ha))
4171 return;
4172
e315cd28 4173 vha->flags.online = 0;
fd34f556 4174 ha->isp_ops->disable_intrs(ha);
0107109e
AV		 4175
4176 spin_lock_irqsave(&ha->hardware_lock, flags);
4177 WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_RESET);
4178 RD_REG_DWORD(&reg->hccr);
4179 WRT_REG_DWORD(&reg->hccr, HCCRX_REL_RISC_PAUSE);
4180 RD_REG_DWORD(&reg->hccr);
4181 spin_unlock_irqrestore(&ha->hardware_lock, flags);
09ff36d3
AV		 4182
4183 if (IS_NOPOLLING_TYPE(ha))
4184 ha->isp_ops->enable_intrs(ha);
0107109e
AV		 4185}
4186
4e08df3f
DM		 4187/* On sparc systems, obtain port and node WWN from firmware
4188 * properties.
4189 */
e315cd28
AC		 4190static void qla24xx_nvram_wwn_from_ofw(scsi_qla_host_t *vha,
4191 struct nvram_24xx *nv)
4e08df3f
DM		 4192{
4193#ifdef CONFIG_SPARC
e315cd28 4194 struct qla_hw_data *ha = vha->hw;
4e08df3f 4195 struct pci_dev *pdev = ha->pdev;
15576bc8
DM		 4196 struct device_node *dp = pci_device_to_OF_node(pdev);
4197 const u8 *val;
4e08df3f
DM		 4198 int len;
4199
4200 val = of_get_property(dp, "port-wwn", &len);
4201 if (val && len >= WWN_SIZE)
4202 memcpy(nv->port_name, val, WWN_SIZE);
4203
4204 val = of_get_property(dp, "node-wwn", &len);
4205 if (val && len >= WWN_SIZE)
4206 memcpy(nv->node_name, val, WWN_SIZE);
4207#endif
4208}
4209
0107109e 4210int
e315cd28 4211qla24xx_nvram_config(scsi_qla_host_t *vha)
0107109e 4212{
4e08df3f 4213 int rval;
0107109e
AV		 4214 struct init_cb_24xx *icb;
4215 struct nvram_24xx *nv;
4216 uint32_t *dptr;
4217 uint8_t *dptr1, *dptr2;
4218 uint32_t chksum;
4219 uint16_t cnt;
e315cd28 4220 struct qla_hw_data *ha = vha->hw;
0107109e 4221
4e08df3f 4222 rval = QLA_SUCCESS;
0107109e 4223 icb = (struct init_cb_24xx *)ha->init_cb;
281afe19 4224 nv = ha->nvram;
0107109e
AV		 4225
4226 /* Determine NVRAM starting address. */
e5b68a61
AC		 4227 if (ha->flags.port0) {
4228 ha->nvram_base = FA_NVRAM_FUNC0_ADDR;
4229 ha->vpd_base = FA_NVRAM_VPD0_ADDR;
4230 } else {
0107109e 4231 ha->nvram_base = FA_NVRAM_FUNC1_ADDR;
6f641790
AV		 4232 ha->vpd_base = FA_NVRAM_VPD1_ADDR;
4233 }
e5b68a61
AC		 4234 ha->nvram_size = sizeof(struct nvram_24xx);
4235 ha->vpd_size = FA_NVRAM_VPD_SIZE;
a9083016
GM		 4236 if (IS_QLA82XX(ha))
4237 ha->vpd_size = FA_VPD_SIZE_82XX;
0107109e 4238
281afe19
SJ		 4239 /* Get VPD data into cache */
4240 ha->vpd = ha->nvram + VPD_OFFSET;
e315cd28 4241 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->vpd,
281afe19
SJ		 4242 ha->nvram_base - FA_NVRAM_FUNC0_ADDR, FA_NVRAM_VPD_SIZE * 4);
4243
4244 /* Get NVRAM data into cache and calculate checksum. */
0107109e 4245 dptr = (uint32_t *)nv;
e315cd28 4246 ha->isp_ops->read_nvram(vha, (uint8_t *)dptr, ha->nvram_base,
0107109e
AV		 4247 ha->nvram_size);
4248 for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++)
4249 chksum += le32_to_cpu(*dptr++);
4250
7640335e 4251 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", vha->host_no));
281afe19 4252 DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size));
0107109e
AV		 4253
4254 /* Bad NVRAM data, set defaults parameters. */
4255 if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || nv->id[2] != 'P'
4256 || nv->id[3] != ' ' ||
4257 nv->nvram_version < __constant_cpu_to_le16(ICB_VERSION)) {
4258 /* Reset NVRAM data. */
4259 qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: "
4260 "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0],
4261 le16_to_cpu(nv->nvram_version));
4e08df3f
DM		 4262 qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet "
4263 "invalid -- WWPN) defaults.\n");
4264
4265 /*
4266 * Set default initialization control block.
4267 */
4268 memset(nv, 0, ha->nvram_size);
4269 nv->nvram_version = __constant_cpu_to_le16(ICB_VERSION);
4270 nv->version = __constant_cpu_to_le16(ICB_VERSION);
4271 nv->frame_payload_size = __constant_cpu_to_le16(2048);
4272 nv->execution_throttle = __constant_cpu_to_le16(0xFFFF);
4273 nv->exchange_count = __constant_cpu_to_le16(0);
4274 nv->hard_address = __constant_cpu_to_le16(124);
4275 nv->port_name[0] = 0x21;
e5b68a61 4276 nv->port_name[1] = 0x00 + ha->port_no;
4e08df3f
DM		 4277 nv->port_name[2] = 0x00;
4278 nv->port_name[3] = 0xe0;
4279 nv->port_name[4] = 0x8b;
4280 nv->port_name[5] = 0x1c;
4281 nv->port_name[6] = 0x55;
4282 nv->port_name[7] = 0x86;
4283 nv->node_name[0] = 0x20;
4284 nv->node_name[1] = 0x00;
4285 nv->node_name[2] = 0x00;
4286 nv->node_name[3] = 0xe0;
4287 nv->node_name[4] = 0x8b;
4288 nv->node_name[5] = 0x1c;
4289 nv->node_name[6] = 0x55;
4290 nv->node_name[7] = 0x86;
e315cd28 4291 qla24xx_nvram_wwn_from_ofw(vha, nv);
4e08df3f
DM		 4292 nv->login_retry_count = __constant_cpu_to_le16(8);
4293 nv->interrupt_delay_timer = __constant_cpu_to_le16(0);
4294 nv->login_timeout = __constant_cpu_to_le16(0);
4295 nv->firmware_options_1 =
4296 __constant_cpu_to_le32(BIT_14|BIT_13|BIT_2|BIT_1);
4297 nv->firmware_options_2 = __constant_cpu_to_le32(2 << 4);
4298 nv->firmware_options_2 |= __constant_cpu_to_le32(BIT_12);
4299 nv->firmware_options_3 = __constant_cpu_to_le32(2 << 13);
4300 nv->host_p = __constant_cpu_to_le32(BIT_11|BIT_10);
4301 nv->efi_parameters = __constant_cpu_to_le32(0);
4302 nv->reset_delay = 5;
4303 nv->max_luns_per_target = __constant_cpu_to_le16(128);
4304 nv->port_down_retry_count = __constant_cpu_to_le16(30);
4305 nv->link_down_timeout = __constant_cpu_to_le16(30);
4306
4307 rval = 1;
0107109e
AV		 4308 }
4309
4310 /* Reset Initialization control block */
e315cd28 4311 memset(icb, 0, ha->init_cb_size);
0107109e
AV		 4312
4313 /* Copy 1st segment. */
4314 dptr1 = (uint8_t *)icb;
4315 dptr2 = (uint8_t *)&nv->version;
4316 cnt = (uint8_t *)&icb->response_q_inpointer - (uint8_t *)&icb->version;
4317 while (cnt--)
4318 *dptr1++ = *dptr2++;
4319
4320 icb->login_retry_count = nv->login_retry_count;
3ea66e28 4321 icb->link_down_on_nos = nv->link_down_on_nos;
0107109e
AV		 4322
4323 /* Copy 2nd segment. */
4324 dptr1 = (uint8_t *)&icb->interrupt_delay_timer;
4325 dptr2 = (uint8_t *)&nv->interrupt_delay_timer;
4326 cnt = (uint8_t *)&icb->reserved_3 -
4327 (uint8_t *)&icb->interrupt_delay_timer;
4328 while (cnt--)
4329 *dptr1++ = *dptr2++;
4330
4331 /*
4332 * Setup driver NVRAM options.
4333 */
e315cd28 4334 qla2x00_set_model_info(vha, nv->model_name, sizeof(nv->model_name),
9bb9fcf2 4335 "QLA2462");
0107109e 4336
5341e868
AV		 4337 /* Use alternate WWN? */
4338 if (nv->host_p & __constant_cpu_to_le32(BIT_15)) {
4339 memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE);
4340 memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE);
4341 }
4342
0107109e 4343 /* Prepare nodename */
fd0e7e4d 4344 if ((icb->firmware_options_1 & __constant_cpu_to_le32(BIT_14)) == 0) {
0107109e
AV		 4345 /*
4346 * Firmware will apply the following mask if the nodename was
4347 * not provided.
4348 */
4349 memcpy(icb->node_name, icb->port_name, WWN_SIZE);
4350 icb->node_name[0] &= 0xF0;
4351 }
4352
4353 /* Set host adapter parameters. */
4354 ha->flags.disable_risc_code_load = 0;
0c8c39af
AV		 4355 ha->flags.enable_lip_reset = 0;
4356 ha->flags.enable_lip_full_login =
4357 le32_to_cpu(nv->host_p) & BIT_10 ? 1: 0;
4358 ha->flags.enable_target_reset =
4359 le32_to_cpu(nv->host_p) & BIT_11 ? 1: 0;
0107109e 4360 ha->flags.enable_led_scheme = 0;
d4c760c2 4361 ha->flags.disable_serdes = le32_to_cpu(nv->host_p) & BIT_5 ? 1: 0;
0107109e 4362
fd0e7e4d
AV		 4363 ha->operating_mode = (le32_to_cpu(icb->firmware_options_2) &
4364 (BIT_6 | BIT_5 | BIT_4)) >> 4;
0107109e
AV		 4365
4366 memcpy(ha->fw_seriallink_options24, nv->seriallink_options,
4367 sizeof(ha->fw_seriallink_options24));
4368
4369 /* save HBA serial number */
4370 ha->serial0 = icb->port_name[5];
4371 ha->serial1 = icb->port_name[6];
4372 ha->serial2 = icb->port_name[7];
e315cd28
AC		 4373 memcpy(vha->node_name, icb->node_name, WWN_SIZE);
4374 memcpy(vha->port_name, icb->port_name, WWN_SIZE);
0107109e 4375
bc8fb3cb
AV		 4376 icb->execution_throttle = __constant_cpu_to_le16(0xFFFF);
4377
0107109e
AV		 4378 ha->retry_count = le16_to_cpu(nv->login_retry_count);
4379
4380 /* Set minimum login_timeout to 4 seconds. */
4381 if (le16_to_cpu(nv->login_timeout) < ql2xlogintimeout)
4382 nv->login_timeout = cpu_to_le16(ql2xlogintimeout);
4383 if (le16_to_cpu(nv->login_timeout) < 4)
4384 nv->login_timeout = __constant_cpu_to_le16(4);
4385 ha->login_timeout = le16_to_cpu(nv->login_timeout);
c6852c4c 4386 icb->login_timeout = nv->login_timeout;
0107109e 4387
00a537b8
AV		 4388 /* Set minimum RATOV to 100 tenths of a second. */
4389 ha->r_a_tov = 100;
0107109e
AV		 4390
4391 ha->loop_reset_delay = nv->reset_delay;
4392
4393 /* Link Down Timeout = 0:
4394 *
4395 * When Port Down timer expires we will start returning
4396 * I/O's to OS with "DID_NO_CONNECT".
4397 *
4398 * Link Down Timeout != 0:
4399 *
4400 * The driver waits for the link to come up after link down
4401 * before returning I/Os to OS with "DID_NO_CONNECT".
4402 */
4403 if (le16_to_cpu(nv->link_down_timeout) == 0) {
4404 ha->loop_down_abort_time =
4405 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
4406 } else {
4407 ha->link_down_timeout = le16_to_cpu(nv->link_down_timeout);
4408 ha->loop_down_abort_time =
4409 (LOOP_DOWN_TIME - ha->link_down_timeout);
4410 }
4411
4412 /* Need enough time to try and get the port back. */
4413 ha->port_down_retry_count = le16_to_cpu(nv->port_down_retry_count);
4414 if (qlport_down_retry)
4415 ha->port_down_retry_count = qlport_down_retry;
4416
4417 /* Set login_retry_count */
4418 ha->login_retry_count = le16_to_cpu(nv->login_retry_count);
4419 if (ha->port_down_retry_count ==
4420 le16_to_cpu(nv->port_down_retry_count) &&
4421 ha->port_down_retry_count > 3)
4422 ha->login_retry_count = ha->port_down_retry_count;
4423 else if (ha->port_down_retry_count > (int)ha->login_retry_count)
4424 ha->login_retry_count = ha->port_down_retry_count;
4425 if (ql2xloginretrycount)
4426 ha->login_retry_count = ql2xloginretrycount;
4427
4fdfefe5 4428 /* Enable ZIO. */
e315cd28 4429 if (!vha->flags.init_done) {
4fdfefe5
AV		 4430 ha->zio_mode = le32_to_cpu(icb->firmware_options_2) &
4431 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
4432 ha->zio_timer = le16_to_cpu(icb->interrupt_delay_timer) ?
4433 le16_to_cpu(icb->interrupt_delay_timer): 2;
4434 }
4435 icb->firmware_options_2 &= __constant_cpu_to_le32(
4436 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0));
e315cd28 4437 vha->flags.process_response_queue = 0;
4fdfefe5 4438 if (ha->zio_mode != QLA_ZIO_DISABLED) {
4a59f71d
AV		 4439 ha->zio_mode = QLA_ZIO_MODE_6;
4440
4fdfefe5 4441 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer delay "
e315cd28 4442 "(%d us).\n", vha->host_no, ha->zio_mode,
4fdfefe5
AV		 4443 ha->zio_timer * 100));
4444 qla_printk(KERN_INFO, ha,
4445 "ZIO mode %d enabled; timer delay (%d us).\n",
4446 ha->zio_mode, ha->zio_timer * 100);
4447
4448 icb->firmware_options_2 |= cpu_to_le32(
4449 (uint32_t)ha->zio_mode);
4450 icb->interrupt_delay_timer = cpu_to_le16(ha->zio_timer);
e315cd28 4451 vha->flags.process_response_queue = 1;
4fdfefe5
AV		 4452 }
4453
4e08df3f
DM		 4454 if (rval) {
4455 DEBUG2_3(printk(KERN_WARNING
e315cd28 4456 "scsi(%ld): NVRAM configuration failed!\n", vha->host_no));
4e08df3f
DM		 4457 }
4458 return (rval);
0107109e
AV		 4459}
4460
413975a0 4461static int
cbc8eb67
AV		 4462qla24xx_load_risc_flash(scsi_qla_host_t *vha, uint32_t *srisc_addr,
4463 uint32_t faddr)
d1c61909 4464{
73208dfd 4465 int rval = QLA_SUCCESS;
d1c61909 4466 int segments, fragment;
d1c61909
AV		 4467 uint32_t *dcode, dlen;
4468 uint32_t risc_addr;
4469 uint32_t risc_size;
4470 uint32_t i;
e315cd28 4471 struct qla_hw_data *ha = vha->hw;
73208dfd 4472 struct req_que *req = ha->req_q_map[0];
eaac30be
AV		 4473
4474 qla_printk(KERN_INFO, ha,
cbc8eb67 4475 "FW: Loading from flash (%x)...\n", faddr);
eaac30be 4476
d1c61909
AV		 4477 rval = QLA_SUCCESS;
4478
4479 segments = FA_RISC_CODE_SEGMENTS;
73208dfd 4480 dcode = (uint32_t *)req->ring;
d1c61909
AV		 4481 *srisc_addr = 0;
4482
4483 /* Validate firmware image by checking version. */
e315cd28 4484 qla24xx_read_flash_data(vha, dcode, faddr + 4, 4);
d1c61909
AV		 4485 for (i = 0; i < 4; i++)
4486 dcode[i] = be32_to_cpu(dcode[i]);
4487 if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff &&
4488 dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) ||
4489 (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 &&
4490 dcode[3] == 0)) {
4491 qla_printk(KERN_WARNING, ha,
4492 "Unable to verify integrity of flash firmware image!\n");
4493 qla_printk(KERN_WARNING, ha,
4494 "Firmware data: %08x %08x %08x %08x!\n", dcode[0],
4495 dcode[1], dcode[2], dcode[3]);
4496
4497 return QLA_FUNCTION_FAILED;
4498 }
4499
4500 while (segments && rval == QLA_SUCCESS) {
4501 /* Read segment's load information. */
e315cd28 4502 qla24xx_read_flash_data(vha, dcode, faddr, 4);
d1c61909
AV		 4503
4504 risc_addr = be32_to_cpu(dcode[2]);
4505 *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr;
4506 risc_size = be32_to_cpu(dcode[3]);
4507
4508 fragment = 0;
4509 while (risc_size > 0 && rval == QLA_SUCCESS) {
4510 dlen = (uint32_t)(ha->fw_transfer_size >> 2);
4511 if (dlen > risc_size)
4512 dlen = risc_size;
4513
4514 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
4515 "addr %x, number of dwords 0x%x, offset 0x%x.\n",
e315cd28 4516 vha->host_no, risc_addr, dlen, faddr));
d1c61909 4517
e315cd28 4518 qla24xx_read_flash_data(vha, dcode, faddr, dlen);
d1c61909
AV		 4519 for (i = 0; i < dlen; i++)
4520 dcode[i] = swab32(dcode[i]);
4521
73208dfd 4522 rval = qla2x00_load_ram(vha, req->dma, risc_addr,
d1c61909
AV		 4523 dlen);
4524 if (rval) {
4525 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
e315cd28 4526 "segment %d of firmware\n", vha->host_no,
d1c61909
AV		 4527 fragment));
4528 qla_printk(KERN_WARNING, ha,
4529 "[ERROR] Failed to load segment %d of "
4530 "firmware\n", fragment);
4531 break;
4532 }
4533
4534 faddr += dlen;
4535 risc_addr += dlen;
4536 risc_size -= dlen;
4537 fragment++;
4538 }
4539
4540 /* Next segment. */
4541 segments--;
4542 }
4543
4544 return rval;
4545}
4546
d1c61909
AV		 4547#define QLA_FW_URL "ftp://ftp.qlogic.com/outgoing/linux/firmware/"
4548
0107109e 4549int
e315cd28 4550qla2x00_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
5433383e
AV		 4551{
4552 int rval;
4553 int i, fragment;
4554 uint16_t *wcode, *fwcode;
4555 uint32_t risc_addr, risc_size, fwclen, wlen, *seg;
4556 struct fw_blob *blob;
e315cd28 4557 struct qla_hw_data *ha = vha->hw;
73208dfd 4558 struct req_que *req = ha->req_q_map[0];
5433383e
AV		 4559
4560 /* Load firmware blob. */
e315cd28 4561 blob = qla2x00_request_firmware(vha);
5433383e
AV		 4562 if (!blob) {
4563 qla_printk(KERN_ERR, ha, "Firmware image unavailable.\n");
d1c61909
AV		 4564 qla_printk(KERN_ERR, ha, "Firmware images can be retrieved "
4565 "from: " QLA_FW_URL ".\n");
5433383e
AV		 4566 return QLA_FUNCTION_FAILED;
4567 }
4568
4569 rval = QLA_SUCCESS;
4570
73208dfd 4571 wcode = (uint16_t *)req->ring;
5433383e
AV		 4572 *srisc_addr = 0;
4573 fwcode = (uint16_t *)blob->fw->data;
4574 fwclen = 0;
4575
4576 /* Validate firmware image by checking version. */
4577 if (blob->fw->size < 8 * sizeof(uint16_t)) {
4578 qla_printk(KERN_WARNING, ha,
4579 "Unable to verify integrity of firmware image (%Zd)!\n",
4580 blob->fw->size);
4581 goto fail_fw_integrity;
4582 }
4583 for (i = 0; i < 4; i++)
4584 wcode[i] = be16_to_cpu(fwcode[i + 4]);
4585 if ((wcode[0] == 0xffff && wcode[1] == 0xffff && wcode[2] == 0xffff &&
4586 wcode[3] == 0xffff) || (wcode[0] == 0 && wcode[1] == 0 &&
4587 wcode[2] == 0 && wcode[3] == 0)) {
4588 qla_printk(KERN_WARNING, ha,
4589 "Unable to verify integrity of firmware image!\n");
4590 qla_printk(KERN_WARNING, ha,
4591 "Firmware data: %04x %04x %04x %04x!\n", wcode[0],
4592 wcode[1], wcode[2], wcode[3]);
4593 goto fail_fw_integrity;
4594 }
4595
4596 seg = blob->segs;
4597 while (*seg && rval == QLA_SUCCESS) {
4598 risc_addr = *seg;
4599 *srisc_addr = *srisc_addr == 0 ? *seg : *srisc_addr;
4600 risc_size = be16_to_cpu(fwcode[3]);
4601
4602 /* Validate firmware image size. */
4603 fwclen += risc_size * sizeof(uint16_t);
4604 if (blob->fw->size < fwclen) {
4605 qla_printk(KERN_WARNING, ha,
4606 "Unable to verify integrity of firmware image "
4607 "(%Zd)!\n", blob->fw->size);
4608 goto fail_fw_integrity;
4609 }
4610
4611 fragment = 0;
4612 while (risc_size > 0 && rval == QLA_SUCCESS) {
4613 wlen = (uint16_t)(ha->fw_transfer_size >> 1);
4614 if (wlen > risc_size)
4615 wlen = risc_size;
4616
4617 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
e315cd28 4618 "addr %x, number of words 0x%x.\n", vha->host_no,
5433383e
AV		 4619 risc_addr, wlen));
4620
4621 for (i = 0; i < wlen; i++)
4622 wcode[i] = swab16(fwcode[i]);
4623
73208dfd 4624 rval = qla2x00_load_ram(vha, req->dma, risc_addr,
5433383e
AV		 4625 wlen);
4626 if (rval) {
4627 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
e315cd28 4628 "segment %d of firmware\n", vha->host_no,
5433383e
AV		 4629 fragment));
4630 qla_printk(KERN_WARNING, ha,
4631 "[ERROR] Failed to load segment %d of "
4632 "firmware\n", fragment);
4633 break;
4634 }
4635
4636 fwcode += wlen;
4637 risc_addr += wlen;
4638 risc_size -= wlen;
4639 fragment++;
4640 }
4641
4642 /* Next segment. */
4643 seg++;
4644 }
4645 return rval;
4646
4647fail_fw_integrity:
4648 return QLA_FUNCTION_FAILED;
4649}
4650
eaac30be
AV		 4651static int
4652qla24xx_load_risc_blob(scsi_qla_host_t *vha, uint32_t *srisc_addr)
0107109e
AV		 4653{
4654 int rval;
4655 int segments, fragment;
4656 uint32_t *dcode, dlen;
4657 uint32_t risc_addr;
4658 uint32_t risc_size;
4659 uint32_t i;
5433383e 4660 struct fw_blob *blob;
0107109e 4661 uint32_t *fwcode, fwclen;
e315cd28 4662 struct qla_hw_data *ha = vha->hw;
73208dfd 4663 struct req_que *req = ha->req_q_map[0];
0107109e 4664
5433383e 4665 /* Load firmware blob. */
e315cd28 4666 blob = qla2x00_request_firmware(vha);
5433383e
AV		 4667 if (!blob) {
4668 qla_printk(KERN_ERR, ha, "Firmware image unavailable.\n");
d1c61909
AV		 4669 qla_printk(KERN_ERR, ha, "Firmware images can be retrieved "
4670 "from: " QLA_FW_URL ".\n");
4671
eaac30be 4672 return QLA_FUNCTION_FAILED;
0107109e
AV		 4673 }
4674
eaac30be
AV		 4675 qla_printk(KERN_INFO, ha,
4676 "FW: Loading via request-firmware...\n");
4677
0107109e
AV		 4678 rval = QLA_SUCCESS;
4679
4680 segments = FA_RISC_CODE_SEGMENTS;
73208dfd 4681 dcode = (uint32_t *)req->ring;
0107109e 4682 *srisc_addr = 0;
5433383e 4683 fwcode = (uint32_t *)blob->fw->data;
0107109e
AV		 4684 fwclen = 0;
4685
4686 /* Validate firmware image by checking version. */
5433383e 4687 if (blob->fw->size < 8 * sizeof(uint32_t)) {
0107109e 4688 qla_printk(KERN_WARNING, ha,
5433383e
AV		 4689 "Unable to verify integrity of firmware image (%Zd)!\n",
4690 blob->fw->size);
0107109e
AV		 4691 goto fail_fw_integrity;
4692 }
4693 for (i = 0; i < 4; i++)
4694 dcode[i] = be32_to_cpu(fwcode[i + 4]);
4695 if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff &&
4696 dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) ||
4697 (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 &&
4698 dcode[3] == 0)) {
4699 qla_printk(KERN_WARNING, ha,
5433383e 4700 "Unable to verify integrity of firmware image!\n");
0107109e
AV		 4701 qla_printk(KERN_WARNING, ha,
4702 "Firmware data: %08x %08x %08x %08x!\n", dcode[0],
4703 dcode[1], dcode[2], dcode[3]);
4704 goto fail_fw_integrity;
4705 }
4706
4707 while (segments && rval == QLA_SUCCESS) {
4708 risc_addr = be32_to_cpu(fwcode[2]);
4709 *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr;
4710 risc_size = be32_to_cpu(fwcode[3]);
4711
4712 /* Validate firmware image size. */
4713 fwclen += risc_size * sizeof(uint32_t);
5433383e 4714 if (blob->fw->size < fwclen) {
0107109e 4715 qla_printk(KERN_WARNING, ha,
5433383e
AV		 4716 "Unable to verify integrity of firmware image "
4717 "(%Zd)!\n", blob->fw->size);
4718
0107109e
AV		 4719 goto fail_fw_integrity;
4720 }
4721
4722 fragment = 0;
4723 while (risc_size > 0 && rval == QLA_SUCCESS) {
4724 dlen = (uint32_t)(ha->fw_transfer_size >> 2);
4725 if (dlen > risc_size)
4726 dlen = risc_size;
4727
4728 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
e315cd28 4729 "addr %x, number of dwords 0x%x.\n", vha->host_no,
0107109e
AV		 4730 risc_addr, dlen));
4731
4732 for (i = 0; i < dlen; i++)
4733 dcode[i] = swab32(fwcode[i]);
4734
73208dfd 4735 rval = qla2x00_load_ram(vha, req->dma, risc_addr,
590f98e5 4736 dlen);
0107109e
AV		 4737 if (rval) {
4738 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
e315cd28 4739 "segment %d of firmware\n", vha->host_no,
0107109e
AV		 4740 fragment));
4741 qla_printk(KERN_WARNING, ha,
4742 "[ERROR] Failed to load segment %d of "
4743 "firmware\n", fragment);
4744 break;
4745 }
4746
4747 fwcode += dlen;
4748 risc_addr += dlen;
4749 risc_size -= dlen;
4750 fragment++;
4751 }
4752
4753 /* Next segment. */
4754 segments--;
4755 }
0107109e
AV		 4756 return rval;
4757
4758fail_fw_integrity:
0107109e 4759 return QLA_FUNCTION_FAILED;
0107109e 4760}
18c6c127 4761
eaac30be
AV		 4762int
4763qla24xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
4764{
4765 int rval;
4766
e337d907
AV		 4767 if (ql2xfwloadbin == 1)
4768 return qla81xx_load_risc(vha, srisc_addr);
4769
eaac30be
AV		 4770 /*
4771 * FW Load priority:
4772 * 1) Firmware via request-firmware interface (.bin file).
4773 * 2) Firmware residing in flash.
4774 */
4775 rval = qla24xx_load_risc_blob(vha, srisc_addr);
4776 if (rval == QLA_SUCCESS)
4777 return rval;
4778
cbc8eb67
AV		 4779 return qla24xx_load_risc_flash(vha, srisc_addr,
4780 vha->hw->flt_region_fw);
eaac30be
AV		 4781}
4782
4783int
4784qla81xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
4785{
4786 int rval;
cbc8eb67 4787 struct qla_hw_data *ha = vha->hw;
eaac30be 4788
e337d907 4789 if (ql2xfwloadbin == 2)
cbc8eb67 4790 goto try_blob_fw;
e337d907 4791
eaac30be
AV		 4792 /*
4793 * FW Load priority:
4794 * 1) Firmware residing in flash.
4795 * 2) Firmware via request-firmware interface (.bin file).
cbc8eb67 4796 * 3) Golden-Firmware residing in flash -- limited operation.
eaac30be 4797 */
cbc8eb67 4798 rval = qla24xx_load_risc_flash(vha, srisc_addr, ha->flt_region_fw);
eaac30be
AV		 4799 if (rval == QLA_SUCCESS)
4800 return rval;
4801
cbc8eb67
AV		 4802try_blob_fw:
4803 rval = qla24xx_load_risc_blob(vha, srisc_addr);
4804 if (rval == QLA_SUCCESS || !ha->flt_region_gold_fw)
4805 return rval;
4806
4807 qla_printk(KERN_ERR, ha,
4808 "FW: Attempting to fallback to golden firmware...\n");
4809 rval = qla24xx_load_risc_flash(vha, srisc_addr, ha->flt_region_gold_fw);
4810 if (rval != QLA_SUCCESS)
4811 return rval;
4812
4813 qla_printk(KERN_ERR, ha,
4814 "FW: Please update operational firmware...\n");
4815 ha->flags.running_gold_fw = 1;
4816
4817 return rval;
eaac30be
AV		 4818}
4819
18c6c127 4820void
e315cd28 4821qla2x00_try_to_stop_firmware(scsi_qla_host_t *vha)
18c6c127
AV		 4822{
4823 int ret, retries;
e315cd28 4824 struct qla_hw_data *ha = vha->hw;
18c6c127 4825
85880801
AV		 4826 if (ha->flags.pci_channel_io_perm_failure)
4827 return;
e428924c 4828 if (!IS_FWI2_CAPABLE(ha))
18c6c127 4829 return;
75edf81d
AV		 4830 if (!ha->fw_major_version)
4831 return;
18c6c127 4832
e315cd28 4833 ret = qla2x00_stop_firmware(vha);
7c7f1f29 4834 for (retries = 5; ret != QLA_SUCCESS && ret != QLA_FUNCTION_TIMEOUT &&
b469a7cb 4835 ret != QLA_INVALID_COMMAND && retries ; retries--) {
e315cd28
AC		 4836 ha->isp_ops->reset_chip(vha);
4837 if (ha->isp_ops->chip_diag(vha) != QLA_SUCCESS)
18c6c127 4838 continue;
e315cd28 4839 if (qla2x00_setup_chip(vha) != QLA_SUCCESS)
18c6c127
AV		 4840 continue;
4841 qla_printk(KERN_INFO, ha,
4842 "Attempting retry of stop-firmware command...\n");
e315cd28 4843 ret = qla2x00_stop_firmware(vha);
18c6c127
AV		 4844 }
4845}
2c3dfe3f
SJ		 4846
4847int
e315cd28 4848qla24xx_configure_vhba(scsi_qla_host_t *vha)
2c3dfe3f
SJ		 4849{
4850 int rval = QLA_SUCCESS;
4851 uint16_t mb[MAILBOX_REGISTER_COUNT];
e315cd28
AC		 4852 struct qla_hw_data *ha = vha->hw;
4853 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
67c2e93a
AC		 4854 struct req_que *req;
4855 struct rsp_que *rsp;
2c3dfe3f 4856
e315cd28 4857 if (!vha->vp_idx)
2c3dfe3f
SJ		 4858 return -EINVAL;
4859
e315cd28 4860 rval = qla2x00_fw_ready(base_vha);
7163ea81 4861 if (ha->flags.cpu_affinity_enabled)
67c2e93a
AC		 4862 req = ha->req_q_map[0];
4863 else
4864 req = vha->req;
4865 rsp = req->rsp;
4866
2c3dfe3f 4867 if (rval == QLA_SUCCESS) {
e315cd28 4868 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
73208dfd 4869 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL);
2c3dfe3f
SJ		 4870 }
4871
e315cd28 4872 vha->flags.management_server_logged_in = 0;
2c3dfe3f
SJ		 4873
4874 /* Login to SNS first */
e315cd28 4875 ha->isp_ops->fabric_login(vha, NPH_SNS, 0xff, 0xff, 0xfc, mb, BIT_1);
2c3dfe3f
SJ		 4876 if (mb[0] != MBS_COMMAND_COMPLETE) {
4877 DEBUG15(qla_printk(KERN_INFO, ha,
4878 "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x "
4879 "mb[2]=%x mb[6]=%x mb[7]=%x\n", NPH_SNS,
4880 mb[0], mb[1], mb[2], mb[6], mb[7]));
4881 return (QLA_FUNCTION_FAILED);
4882 }
4883
e315cd28
AC		 4884 atomic_set(&vha->loop_down_timer, 0);
4885 atomic_set(&vha->loop_state, LOOP_UP);
4886 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
4887 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
4888 rval = qla2x00_loop_resync(base_vha);
2c3dfe3f
SJ		 4889
4890 return rval;
4891}
4d4df193
HK		 4892
4893/* 84XX Support **************************************************************/
4894
4895static LIST_HEAD(qla_cs84xx_list);
4896static DEFINE_MUTEX(qla_cs84xx_mutex);
4897
4898static struct qla_chip_state_84xx *
e315cd28 4899qla84xx_get_chip(struct scsi_qla_host *vha)
4d4df193
HK		 4900{
4901 struct qla_chip_state_84xx *cs84xx;
e315cd28 4902 struct qla_hw_data *ha = vha->hw;
4d4df193
HK		 4903
4904 mutex_lock(&qla_cs84xx_mutex);
4905
4906 /* Find any shared 84xx chip. */
4907 list_for_each_entry(cs84xx, &qla_cs84xx_list, list) {
4908 if (cs84xx->bus == ha->pdev->bus) {
4909 kref_get(&cs84xx->kref);
4910 goto done;
4911 }
4912 }
4913
4914 cs84xx = kzalloc(sizeof(*cs84xx), GFP_KERNEL);
4915 if (!cs84xx)
4916 goto done;
4917
4918 kref_init(&cs84xx->kref);
4919 spin_lock_init(&cs84xx->access_lock);
4920 mutex_init(&cs84xx->fw_update_mutex);
4921 cs84xx->bus = ha->pdev->bus;
4922
4923 list_add_tail(&cs84xx->list, &qla_cs84xx_list);
4924done:
4925 mutex_unlock(&qla_cs84xx_mutex);
4926 return cs84xx;
4927}
4928
4929static void
4930__qla84xx_chip_release(struct kref *kref)
4931{
4932 struct qla_chip_state_84xx *cs84xx =
4933 container_of(kref, struct qla_chip_state_84xx, kref);
4934
4935 mutex_lock(&qla_cs84xx_mutex);
4936 list_del(&cs84xx->list);
4937 mutex_unlock(&qla_cs84xx_mutex);
4938 kfree(cs84xx);
4939}
4940
4941void
e315cd28 4942qla84xx_put_chip(struct scsi_qla_host *vha)
4d4df193 4943{
e315cd28 4944 struct qla_hw_data *ha = vha->hw;
4d4df193
HK		 4945 if (ha->cs84xx)
4946 kref_put(&ha->cs84xx->kref, __qla84xx_chip_release);
4947}
4948
4949static int
e315cd28 4950qla84xx_init_chip(scsi_qla_host_t *vha)
4d4df193
HK		 4951{
4952 int rval;
4953 uint16_t status[2];
e315cd28 4954 struct qla_hw_data *ha = vha->hw;
4d4df193
HK		 4955
4956 mutex_lock(&ha->cs84xx->fw_update_mutex);
4957
e315cd28 4958 rval = qla84xx_verify_chip(vha, status);
4d4df193
HK		 4959
4960 mutex_unlock(&ha->cs84xx->fw_update_mutex);
4961
4962 return rval != QLA_SUCCESS || status[0] ? QLA_FUNCTION_FAILED:
4963 QLA_SUCCESS;
4964}
3a03eb79
AV		 4965
4966/* 81XX Support **************************************************************/
4967
4968int
4969qla81xx_nvram_config(scsi_qla_host_t *vha)
4970{
4971 int rval;
4972 struct init_cb_81xx *icb;
4973 struct nvram_81xx *nv;
4974 uint32_t *dptr;
4975 uint8_t *dptr1, *dptr2;
4976 uint32_t chksum;
4977 uint16_t cnt;
4978 struct qla_hw_data *ha = vha->hw;
4979
4980 rval = QLA_SUCCESS;
4981 icb = (struct init_cb_81xx *)ha->init_cb;
4982 nv = ha->nvram;
4983
4984 /* Determine NVRAM starting address. */
4985 ha->nvram_size = sizeof(struct nvram_81xx);
3a03eb79 4986 ha->vpd_size = FA_NVRAM_VPD_SIZE;
3a03eb79
AV		 4987
4988 /* Get VPD data into cache */
4989 ha->vpd = ha->nvram + VPD_OFFSET;
3d79038f
AV		 4990 ha->isp_ops->read_optrom(vha, ha->vpd, ha->flt_region_vpd << 2,
4991 ha->vpd_size);
3a03eb79
AV		 4992
4993 /* Get NVRAM data into cache and calculate checksum. */
3d79038f 4994 ha->isp_ops->read_optrom(vha, ha->nvram, ha->flt_region_nvram << 2,
3a03eb79 4995 ha->nvram_size);
3d79038f 4996 dptr = (uint32_t *)nv;
3a03eb79
AV		 4997 for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++)
4998 chksum += le32_to_cpu(*dptr++);
4999
7640335e 5000 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", vha->host_no));
3a03eb79
AV		 5001 DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size));
5002
5003 /* Bad NVRAM data, set defaults parameters. */
5004 if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || nv->id[2] != 'P'
5005 || nv->id[3] != ' ' ||
5006 nv->nvram_version < __constant_cpu_to_le16(ICB_VERSION)) {
5007 /* Reset NVRAM data. */
5008 qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: "
5009 "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0],
5010 le16_to_cpu(nv->nvram_version));
5011 qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet "
5012 "invalid -- WWPN) defaults.\n");
5013
5014 /*
5015 * Set default initialization control block.
5016 */
5017 memset(nv, 0, ha->nvram_size);
5018 nv->nvram_version = __constant_cpu_to_le16(ICB_VERSION);
5019 nv->version = __constant_cpu_to_le16(ICB_VERSION);
5020 nv->frame_payload_size = __constant_cpu_to_le16(2048);
5021 nv->execution_throttle = __constant_cpu_to_le16(0xFFFF);
5022 nv->exchange_count = __constant_cpu_to_le16(0);
5023 nv->port_name[0] = 0x21;
e5b68a61 5024 nv->port_name[1] = 0x00 + ha->port_no;
3a03eb79
AV		 5025 nv->port_name[2] = 0x00;
5026 nv->port_name[3] = 0xe0;
5027 nv->port_name[4] = 0x8b;
5028 nv->port_name[5] = 0x1c;
5029 nv->port_name[6] = 0x55;
5030 nv->port_name[7] = 0x86;
5031 nv->node_name[0] = 0x20;
5032 nv->node_name[1] = 0x00;
5033 nv->node_name[2] = 0x00;
5034 nv->node_name[3] = 0xe0;
5035 nv->node_name[4] = 0x8b;
5036 nv->node_name[5] = 0x1c;
5037 nv->node_name[6] = 0x55;
5038 nv->node_name[7] = 0x86;
5039 nv->login_retry_count = __constant_cpu_to_le16(8);
5040 nv->interrupt_delay_timer = __constant_cpu_to_le16(0);
5041 nv->login_timeout = __constant_cpu_to_le16(0);
5042 nv->firmware_options_1 =
5043 __constant_cpu_to_le32(BIT_14|BIT_13|BIT_2|BIT_1);
5044 nv->firmware_options_2 = __constant_cpu_to_le32(2 << 4);
5045 nv->firmware_options_2 |= __constant_cpu_to_le32(BIT_12);
5046 nv->firmware_options_3 = __constant_cpu_to_le32(2 << 13);
5047 nv->host_p = __constant_cpu_to_le32(BIT_11|BIT_10);
5048 nv->efi_parameters = __constant_cpu_to_le32(0);
5049 nv->reset_delay = 5;
5050 nv->max_luns_per_target = __constant_cpu_to_le16(128);
5051 nv->port_down_retry_count = __constant_cpu_to_le16(30);
5052 nv->link_down_timeout = __constant_cpu_to_le16(30);
eeebcc92 5053 nv->enode_mac[0] = 0x00;
3a03eb79
AV		 5054 nv->enode_mac[1] = 0x02;
5055 nv->enode_mac[2] = 0x03;
5056 nv->enode_mac[3] = 0x04;
5057 nv->enode_mac[4] = 0x05;
e5b68a61 5058 nv->enode_mac[5] = 0x06 + ha->port_no;
3a03eb79
AV		 5059
5060 rval = 1;
5061 }
5062
5063 /* Reset Initialization control block */
5064 memset(icb, 0, sizeof(struct init_cb_81xx));
5065
5066 /* Copy 1st segment. */
5067 dptr1 = (uint8_t *)icb;
5068 dptr2 = (uint8_t *)&nv->version;
5069 cnt = (uint8_t *)&icb->response_q_inpointer - (uint8_t *)&icb->version;
5070 while (cnt--)
5071 *dptr1++ = *dptr2++;
5072
5073 icb->login_retry_count = nv->login_retry_count;
5074
5075 /* Copy 2nd segment. */
5076 dptr1 = (uint8_t *)&icb->interrupt_delay_timer;
5077 dptr2 = (uint8_t *)&nv->interrupt_delay_timer;
5078 cnt = (uint8_t *)&icb->reserved_5 -
5079 (uint8_t *)&icb->interrupt_delay_timer;
5080 while (cnt--)
5081 *dptr1++ = *dptr2++;
5082
5083 memcpy(icb->enode_mac, nv->enode_mac, sizeof(icb->enode_mac));
5084 /* Some boards (with valid NVRAMs) still have NULL enode_mac!! */
5085 if (!memcmp(icb->enode_mac, "\0\0\0\0\0\0", sizeof(icb->enode_mac))) {
5086 icb->enode_mac[0] = 0x01;
5087 icb->enode_mac[1] = 0x02;
5088 icb->enode_mac[2] = 0x03;
5089 icb->enode_mac[3] = 0x04;
5090 icb->enode_mac[4] = 0x05;
e5b68a61 5091 icb->enode_mac[5] = 0x06 + ha->port_no;
3a03eb79
AV		 5092 }
5093
b64b0e8f
AV		 5094 /* Use extended-initialization control block. */
5095 memcpy(ha->ex_init_cb, &nv->ex_version, sizeof(*ha->ex_init_cb));
5096
3a03eb79
AV		 5097 /*
5098 * Setup driver NVRAM options.
5099 */
5100 qla2x00_set_model_info(vha, nv->model_name, sizeof(nv->model_name),
a9083016 5101 "QLE8XXX");
3a03eb79
AV		 5102
5103 /* Use alternate WWN? */
5104 if (nv->host_p & __constant_cpu_to_le32(BIT_15)) {
5105 memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE);
5106 memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE);
5107 }
5108
5109 /* Prepare nodename */
5110 if ((icb->firmware_options_1 & __constant_cpu_to_le32(BIT_14)) == 0) {
5111 /*
5112 * Firmware will apply the following mask if the nodename was
5113 * not provided.
5114 */
5115 memcpy(icb->node_name, icb->port_name, WWN_SIZE);
5116 icb->node_name[0] &= 0xF0;
5117 }
5118
5119 /* Set host adapter parameters. */
5120 ha->flags.disable_risc_code_load = 0;
5121 ha->flags.enable_lip_reset = 0;
5122 ha->flags.enable_lip_full_login =
5123 le32_to_cpu(nv->host_p) & BIT_10 ? 1: 0;
5124 ha->flags.enable_target_reset =
5125 le32_to_cpu(nv->host_p) & BIT_11 ? 1: 0;
5126 ha->flags.enable_led_scheme = 0;
5127 ha->flags.disable_serdes = le32_to_cpu(nv->host_p) & BIT_5 ? 1: 0;
5128
5129 ha->operating_mode = (le32_to_cpu(icb->firmware_options_2) &
5130 (BIT_6 | BIT_5 | BIT_4)) >> 4;
5131
5132 /* save HBA serial number */
5133 ha->serial0 = icb->port_name[5];
5134 ha->serial1 = icb->port_name[6];
5135 ha->serial2 = icb->port_name[7];
5136 memcpy(vha->node_name, icb->node_name, WWN_SIZE);
5137 memcpy(vha->port_name, icb->port_name, WWN_SIZE);
5138
5139 icb->execution_throttle = __constant_cpu_to_le16(0xFFFF);
5140
5141 ha->retry_count = le16_to_cpu(nv->login_retry_count);
5142
5143 /* Set minimum login_timeout to 4 seconds. */
5144 if (le16_to_cpu(nv->login_timeout) < ql2xlogintimeout)
5145 nv->login_timeout = cpu_to_le16(ql2xlogintimeout);
5146 if (le16_to_cpu(nv->login_timeout) < 4)
5147 nv->login_timeout = __constant_cpu_to_le16(4);
5148 ha->login_timeout = le16_to_cpu(nv->login_timeout);
5149 icb->login_timeout = nv->login_timeout;
5150
5151 /* Set minimum RATOV to 100 tenths of a second. */
5152 ha->r_a_tov = 100;
5153
5154 ha->loop_reset_delay = nv->reset_delay;
5155
5156 /* Link Down Timeout = 0:
5157 *
5158 * When Port Down timer expires we will start returning
5159 * I/O's to OS with "DID_NO_CONNECT".
5160 *
5161 * Link Down Timeout != 0:
5162 *
5163 * The driver waits for the link to come up after link down
5164 * before returning I/Os to OS with "DID_NO_CONNECT".
5165 */
5166 if (le16_to_cpu(nv->link_down_timeout) == 0) {
5167 ha->loop_down_abort_time =
5168 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
5169 } else {
5170 ha->link_down_timeout = le16_to_cpu(nv->link_down_timeout);
5171 ha->loop_down_abort_time =
5172 (LOOP_DOWN_TIME - ha->link_down_timeout);
5173 }
5174
5175 /* Need enough time to try and get the port back. */
5176 ha->port_down_retry_count = le16_to_cpu(nv->port_down_retry_count);
5177 if (qlport_down_retry)
5178 ha->port_down_retry_count = qlport_down_retry;
5179
5180 /* Set login_retry_count */
5181 ha->login_retry_count = le16_to_cpu(nv->login_retry_count);
5182 if (ha->port_down_retry_count ==
5183 le16_to_cpu(nv->port_down_retry_count) &&
5184 ha->port_down_retry_count > 3)
5185 ha->login_retry_count = ha->port_down_retry_count;
5186 else if (ha->port_down_retry_count > (int)ha->login_retry_count)
5187 ha->login_retry_count = ha->port_down_retry_count;
5188 if (ql2xloginretrycount)
5189 ha->login_retry_count = ql2xloginretrycount;
5190
5191 /* Enable ZIO. */
5192 if (!vha->flags.init_done) {
5193 ha->zio_mode = le32_to_cpu(icb->firmware_options_2) &
5194 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
5195 ha->zio_timer = le16_to_cpu(icb->interrupt_delay_timer) ?
5196 le16_to_cpu(icb->interrupt_delay_timer): 2;
5197 }
5198 icb->firmware_options_2 &= __constant_cpu_to_le32(
5199 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0));
5200 vha->flags.process_response_queue = 0;
5201 if (ha->zio_mode != QLA_ZIO_DISABLED) {
5202 ha->zio_mode = QLA_ZIO_MODE_6;
5203
5204 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer delay "
5205 "(%d us).\n", vha->host_no, ha->zio_mode,
5206 ha->zio_timer * 100));
5207 qla_printk(KERN_INFO, ha,
5208 "ZIO mode %d enabled; timer delay (%d us).\n",
5209 ha->zio_mode, ha->zio_timer * 100);
5210
5211 icb->firmware_options_2 |= cpu_to_le32(
5212 (uint32_t)ha->zio_mode);
5213 icb->interrupt_delay_timer = cpu_to_le16(ha->zio_timer);
5214 vha->flags.process_response_queue = 1;
5215 }
5216
5217 if (rval) {
5218 DEBUG2_3(printk(KERN_WARNING
5219 "scsi(%ld): NVRAM configuration failed!\n", vha->host_no));
5220 }
5221 return (rval);
5222}
5223
a9083016
GM		 5224int
5225qla82xx_restart_isp(scsi_qla_host_t *vha)
5226{
5227 int status, rval;
5228 uint32_t wait_time;
5229 struct qla_hw_data *ha = vha->hw;
5230 struct req_que *req = ha->req_q_map[0];
5231 struct rsp_que *rsp = ha->rsp_q_map[0];
5232 struct scsi_qla_host *vp;
5233 struct scsi_qla_host *tvp;
5234
5235 status = qla2x00_init_rings(vha);
5236 if (!status) {
5237 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
5238 ha->flags.chip_reset_done = 1;
5239
5240 status = qla2x00_fw_ready(vha);
5241 if (!status) {
5242 qla_printk(KERN_INFO, ha,
5243 "%s(): Start configure loop, "
5244 "status = %d\n", __func__, status);
5245
5246 /* Issue a marker after FW becomes ready. */
5247 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL);
5248
5249 vha->flags.online = 1;
5250 /* Wait at most MAX_TARGET RSCNs for a stable link. */
5251 wait_time = 256;
5252 do {
5253 clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
5254 qla2x00_configure_loop(vha);
5255 wait_time--;
5256 } while (!atomic_read(&vha->loop_down_timer) &&
5257 !(test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags)) &&
5258 wait_time &&
5259 (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)));
5260 }
5261
5262 /* if no cable then assume it's good */
5263 if ((vha->device_flags & DFLG_NO_CABLE))
5264 status = 0;
5265
5266 qla_printk(KERN_INFO, ha,
5267 "%s(): Configure loop done, status = 0x%x\n",
5268 __func__, status);
5269 }
5270
5271 if (!status) {
5272 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
5273
5274 if (!atomic_read(&vha->loop_down_timer)) {
5275 /*
5276 * Issue marker command only when we are going
5277 * to start the I/O .
5278 */
5279 vha->marker_needed = 1;
5280 }
5281
5282 vha->flags.online = 1;
5283
5284 ha->isp_ops->enable_intrs(ha);
5285
5286 ha->isp_abort_cnt = 0;
5287 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
5288
5289 if (ha->fce) {
5290 ha->flags.fce_enabled = 1;
5291 memset(ha->fce, 0,
5292 fce_calc_size(ha->fce_bufs));
5293 rval = qla2x00_enable_fce_trace(vha,
5294 ha->fce_dma, ha->fce_bufs, ha->fce_mb,
5295 &ha->fce_bufs);
5296 if (rval) {
5297 qla_printk(KERN_WARNING, ha,
5298 "Unable to reinitialize FCE "
5299 "(%d).\n", rval);
5300 ha->flags.fce_enabled = 0;
5301 }
5302 }
5303
5304 if (ha->eft) {
5305 memset(ha->eft, 0, EFT_SIZE);
5306 rval = qla2x00_enable_eft_trace(vha,
5307 ha->eft_dma, EFT_NUM_BUFFERS);
5308 if (rval) {
5309 qla_printk(KERN_WARNING, ha,
5310 "Unable to reinitialize EFT "
5311 "(%d).\n", rval);
5312 }
5313 }
a9083016
GM		 5314 }
5315
5316 if (!status) {
5317 DEBUG(printk(KERN_INFO
5318 "qla82xx_restart_isp(%ld): succeeded.\n",
5319 vha->host_no));
5320 list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
5321 if (vp->vp_idx)
5322 qla2x00_vp_abort_isp(vp);
5323 }
5324 } else {
5325 qla_printk(KERN_INFO, ha,
5326 "qla82xx_restart_isp: **** FAILED ****\n");
5327 }
5328
5329 return status;
5330}
5331
3a03eb79 5332void
ae97c91e 5333qla81xx_update_fw_options(scsi_qla_host_t *vha)
3a03eb79 5334{
ae97c91e
AV		 5335 struct qla_hw_data *ha = vha->hw;
5336
5337 if (!ql2xetsenable)
5338 return;
5339
5340 /* Enable ETS Burst. */
5341 memset(ha->fw_options, 0, sizeof(ha->fw_options));
5342 ha->fw_options[2] |= BIT_9;
5343 qla2x00_set_fw_options(vha, ha->fw_options);
3a03eb79 5344}
09ff701a
SR		 5345
5346/*
5347 * qla24xx_get_fcp_prio
5348 * Gets the fcp cmd priority value for the logged in port.
5349 * Looks for a match of the port descriptors within
5350 * each of the fcp prio config entries. If a match is found,
5351 * the tag (priority) value is returned.
5352 *
5353 * Input:
5354 * ha = adapter block po
5355 * fcport = port structure pointer.
5356 *
5357 * Return:
6c452a45 5358 * non-zero (if found)
09ff701a
SR		 5359 * 0 (if not found)
5360 *
5361 * Context:
5362 * Kernel context
5363 */
5364uint8_t
5365qla24xx_get_fcp_prio(scsi_qla_host_t *vha, fc_port_t *fcport)
5366{
5367 int i, entries;
5368 uint8_t pid_match, wwn_match;
5369 uint8_t priority;
5370 uint32_t pid1, pid2;
5371 uint64_t wwn1, wwn2;
5372 struct qla_fcp_prio_entry *pri_entry;
5373 struct qla_hw_data *ha = vha->hw;
5374
5375 if (!ha->fcp_prio_cfg || !ha->flags.fcp_prio_enabled)
5376 return 0;
5377
5378 priority = 0;
5379 entries = ha->fcp_prio_cfg->num_entries;
5380 pri_entry = &ha->fcp_prio_cfg->entry[0];
5381
5382 for (i = 0; i < entries; i++) {
5383 pid_match = wwn_match = 0;
5384
5385 if (!(pri_entry->flags & FCP_PRIO_ENTRY_VALID)) {
5386 pri_entry++;
5387 continue;
5388 }
5389
5390 /* check source pid for a match */
5391 if (pri_entry->flags & FCP_PRIO_ENTRY_SPID_VALID) {
5392 pid1 = pri_entry->src_pid & INVALID_PORT_ID;
5393 pid2 = vha->d_id.b24 & INVALID_PORT_ID;
5394 if (pid1 == INVALID_PORT_ID)
5395 pid_match++;
5396 else if (pid1 == pid2)
5397 pid_match++;
5398 }
5399
5400 /* check destination pid for a match */
5401 if (pri_entry->flags & FCP_PRIO_ENTRY_DPID_VALID) {
5402 pid1 = pri_entry->dst_pid & INVALID_PORT_ID;
5403 pid2 = fcport->d_id.b24 & INVALID_PORT_ID;
5404 if (pid1 == INVALID_PORT_ID)
5405 pid_match++;
5406 else if (pid1 == pid2)
5407 pid_match++;
5408 }
5409
5410 /* check source WWN for a match */
5411 if (pri_entry->flags & FCP_PRIO_ENTRY_SWWN_VALID) {
5412 wwn1 = wwn_to_u64(vha->port_name);
5413 wwn2 = wwn_to_u64(pri_entry->src_wwpn);
5414 if (wwn2 == (uint64_t)-1)
5415 wwn_match++;
5416 else if (wwn1 == wwn2)
5417 wwn_match++;
5418 }
5419
5420 /* check destination WWN for a match */
5421 if (pri_entry->flags & FCP_PRIO_ENTRY_DWWN_VALID) {
5422 wwn1 = wwn_to_u64(fcport->port_name);
5423 wwn2 = wwn_to_u64(pri_entry->dst_wwpn);
5424 if (wwn2 == (uint64_t)-1)
5425 wwn_match++;
5426 else if (wwn1 == wwn2)
5427 wwn_match++;
5428 }
5429
5430 if (pid_match == 2 || wwn_match == 2) {
5431 /* Found a matching entry */
5432 if (pri_entry->flags & FCP_PRIO_ENTRY_TAG_VALID)
5433 priority = pri_entry->tag;
5434 break;
5435 }
5436
5437 pri_entry++;
5438 }
5439
5440 return priority;
5441}
5442
5443/*
5444 * qla24xx_update_fcport_fcp_prio
5445 * Activates fcp priority for the logged in fc port
5446 *
5447 * Input:
5448 * ha = adapter block pointer.
5449 * fcp = port structure pointer.
5450 *
5451 * Return:
5452 * QLA_SUCCESS or QLA_FUNCTION_FAILED
5453 *
5454 * Context:
5455 * Kernel context.
5456 */
5457int
5458qla24xx_update_fcport_fcp_prio(scsi_qla_host_t *ha, fc_port_t *fcport)
5459{
5460 int ret;
5461 uint8_t priority;
5462 uint16_t mb[5];
5463
5464 if (atomic_read(&fcport->state) == FCS_UNCONFIGURED ||
5465 fcport->port_type != FCT_TARGET ||
5466 fcport->loop_id == FC_NO_LOOP_ID)
5467 return QLA_FUNCTION_FAILED;
5468
5469 priority = qla24xx_get_fcp_prio(ha, fcport);
5470 ret = qla24xx_set_fcp_prio(ha, fcport->loop_id, priority, mb);
5471 if (ret == QLA_SUCCESS)
5472 fcport->fcp_prio = priority;
5473 else
5474 DEBUG2(printk(KERN_WARNING
5475 "scsi(%ld): Unable to activate fcp priority, "
5476 " ret=0x%x\n", ha->host_no, ret));
5477
5478 return ret;
5479}
5480
5481/*
5482 * qla24xx_update_all_fcp_prio
5483 * Activates fcp priority for all the logged in ports
5484 *
5485 * Input:
5486 * ha = adapter block pointer.
5487 *
5488 * Return:
5489 * QLA_SUCCESS or QLA_FUNCTION_FAILED
5490 *
5491 * Context:
5492 * Kernel context.
5493 */
5494int
5495qla24xx_update_all_fcp_prio(scsi_qla_host_t *vha)
5496{
5497 int ret;
5498 fc_port_t *fcport;
5499
5500 ret = QLA_FUNCTION_FAILED;
5501 /* We need to set priority for all logged in ports */
5502 list_for_each_entry(fcport, &vha->vp_fcports, list)
5503 ret = qla24xx_update_fcport_fcp_prio(vha, fcport);
5504
5505 return ret;
5506}
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