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