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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
[net-next-2.6.git] / drivers / scsi / qla2xxx / qla_init.c
CommitLineData
1da177e4 1/*
fa90c54f 2 * QLogic Fibre Channel HBA Driver
de7c5d05 3 * Copyright (c) 2003-2010 QLogic Corporation
1da177e4 4 *
fa90c54f 5 * See LICENSE.qla2xxx for copyright and licensing details.
1da177e4
LT		 6 */
7#include "qla_def.h"
73208dfd 8#include "qla_gbl.h"
1da177e4
LT		 9
10#include <linux/delay.h>
5a0e3ad6 11#include <linux/slab.h>
0107109e 12#include <linux/vmalloc.h>
1da177e4
LT		 13
14#include "qla_devtbl.h"
15
4e08df3f
DM		 16#ifdef CONFIG_SPARC
17#include <asm/prom.h>
4e08df3f
DM		 18#endif
19
1da177e4
LT		 20/*
21* QLogic ISP2x00 Hardware Support Function Prototypes.
22*/
1da177e4 23static int qla2x00_isp_firmware(scsi_qla_host_t *);
1da177e4 24static int qla2x00_setup_chip(scsi_qla_host_t *);
1da177e4
LT		 25static int qla2x00_init_rings(scsi_qla_host_t *);
26static int qla2x00_fw_ready(scsi_qla_host_t *);
27static int qla2x00_configure_hba(scsi_qla_host_t *);
1da177e4
LT		 28static int qla2x00_configure_loop(scsi_qla_host_t *);
29static int qla2x00_configure_local_loop(scsi_qla_host_t *);
1da177e4
LT		 30static int qla2x00_configure_fabric(scsi_qla_host_t *);
31static int qla2x00_find_all_fabric_devs(scsi_qla_host_t *, struct list_head *);
32static int qla2x00_device_resync(scsi_qla_host_t *);
33static int qla2x00_fabric_dev_login(scsi_qla_host_t *, fc_port_t *,
34 uint16_t *);
1da177e4
LT		 35
36static int qla2x00_restart_isp(scsi_qla_host_t *);
1da177e4 37
e315cd28 38static int qla2x00_find_new_loop_id(scsi_qla_host_t *, fc_port_t *);
413975a0 39
4d4df193
HK		 40static struct qla_chip_state_84xx *qla84xx_get_chip(struct scsi_qla_host *);
41static int qla84xx_init_chip(scsi_qla_host_t *);
73208dfd 42static int qla25xx_init_queues(struct qla_hw_data *);
4d4df193 43
ac280b67
AV		 44/* SRB Extensions ---------------------------------------------------------- */
45
46static void
47qla2x00_ctx_sp_timeout(unsigned long __data)
48{
49 srb_t *sp = (srb_t *)__data;
50 struct srb_ctx *ctx;
4916392b 51 struct srb_iocb *iocb;
ac280b67
AV		 52 fc_port_t *fcport = sp->fcport;
53 struct qla_hw_data *ha = fcport->vha->hw;
54 struct req_que *req;
55 unsigned long flags;
56
57 spin_lock_irqsave(&ha->hardware_lock, flags);
58 req = ha->req_q_map[0];
59 req->outstanding_cmds[sp->handle] = NULL;
60 ctx = sp->ctx;
4916392b
MI		 61 iocb = ctx->u.iocb_cmd;
62 iocb->timeout(sp);
4916392b 63 iocb->free(sp);
6ac52608 64 spin_unlock_irqrestore(&ha->hardware_lock, flags);
ac280b67
AV		 65}
66
3dbe756a 67static void
ac280b67
AV		 68qla2x00_ctx_sp_free(srb_t *sp)
69{
70 struct srb_ctx *ctx = sp->ctx;
4916392b 71 struct srb_iocb *iocb = ctx->u.iocb_cmd;
feafb7b1 72 struct scsi_qla_host *vha = sp->fcport->vha;
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);
feafb7b1
AE		 78
79 QLA_VHA_MARK_NOT_BUSY(vha);
ac280b67
AV		 80}
81
82inline srb_t *
83qla2x00_get_ctx_sp(scsi_qla_host_t *vha, fc_port_t *fcport, size_t size,
84 unsigned long tmo)
85{
feafb7b1 86 srb_t *sp = NULL;
ac280b67
AV		 87 struct qla_hw_data *ha = vha->hw;
88 struct srb_ctx *ctx;
4916392b 89 struct srb_iocb *iocb;
feafb7b1
AE		 90 uint8_t bail;
91
92 QLA_VHA_MARK_BUSY(vha, bail);
93 if (bail)
94 return NULL;
ac280b67
AV		 95
96 sp = mempool_alloc(ha->srb_mempool, GFP_KERNEL);
97 if (!sp)
98 goto done;
99 ctx = kzalloc(size, GFP_KERNEL);
100 if (!ctx) {
101 mempool_free(sp, ha->srb_mempool);
4916392b
MI		 102 sp = NULL;
103 goto done;
104 }
105 iocb = kzalloc(sizeof(struct srb_iocb), GFP_KERNEL);
106 if (!iocb) {
107 mempool_free(sp, ha->srb_mempool);
108 sp = NULL;
109 kfree(ctx);
ac280b67
AV		 110 goto done;
111 }
112
113 memset(sp, 0, sizeof(*sp));
114 sp->fcport = fcport;
115 sp->ctx = ctx;
4916392b
MI		 116 ctx->u.iocb_cmd = iocb;
117 iocb->free = qla2x00_ctx_sp_free;
ac280b67 118
4916392b 119 init_timer(&iocb->timer);
ac280b67
AV		 120 if (!tmo)
121 goto done;
4916392b
MI		 122 iocb->timer.expires = jiffies + tmo * HZ;
123 iocb->timer.data = (unsigned long)sp;
124 iocb->timer.function = qla2x00_ctx_sp_timeout;
125 add_timer(&iocb->timer);
ac280b67 126done:
feafb7b1
AE		 127 if (!sp)
128 QLA_VHA_MARK_NOT_BUSY(vha);
ac280b67
AV		 129 return sp;
130}
131
132/* Asynchronous Login/Logout Routines -------------------------------------- */
133
5b91490e
AV		 134static inline unsigned long
135qla2x00_get_async_timeout(struct scsi_qla_host *vha)
136{
137 unsigned long tmo;
138 struct qla_hw_data *ha = vha->hw;
139
140 /* Firmware should use switch negotiated r_a_tov for timeout. */
141 tmo = ha->r_a_tov / 10 * 2;
142 if (!IS_FWI2_CAPABLE(ha)) {
143 /*
144 * Except for earlier ISPs where the timeout is seeded from the
145 * initialization control block.
146 */
147 tmo = ha->login_timeout;
148 }
149 return tmo;
150}
ac280b67
AV		 151
152static void
3822263e 153qla2x00_async_iocb_timeout(srb_t *sp)
ac280b67
AV		 154{
155 fc_port_t *fcport = sp->fcport;
4916392b 156 struct srb_ctx *ctx = sp->ctx;
ac280b67
AV		 157
158 DEBUG2(printk(KERN_WARNING
d3fa9e7d
AV		 159 "scsi(%ld:%x): Async-%s timeout - portid=%02x%02x%02x.\n",
160 fcport->vha->host_no, sp->handle,
161 ctx->name, fcport->d_id.b.domain,
162 fcport->d_id.b.area, fcport->d_id.b.al_pa));
ac280b67 163
5ff1d584 164 fcport->flags &= ~FCF_ASYNC_SENT;
6ac52608
AV		 165 if (ctx->type == SRB_LOGIN_CMD) {
166 struct srb_iocb *lio = ctx->u.iocb_cmd;
ac280b67 167 qla2x00_post_async_logout_work(fcport->vha, fcport, NULL);
6ac52608
AV		 168 /* Retry as needed. */
169 lio->u.logio.data[0] = MBS_COMMAND_ERROR;
170 lio->u.logio.data[1] = lio->u.logio.flags & SRB_LOGIN_RETRIED ?
171 QLA_LOGIO_LOGIN_RETRIED : 0;
172 qla2x00_post_async_login_done_work(fcport->vha, fcport,
173 lio->u.logio.data);
174 }
ac280b67
AV		 175}
176
99b0bec7
AV		 177static void
178qla2x00_async_login_ctx_done(srb_t *sp)
179{
4916392b
MI		 180 struct srb_ctx *ctx = sp->ctx;
181 struct srb_iocb *lio = ctx->u.iocb_cmd;
99b0bec7
AV		 182
183 qla2x00_post_async_login_done_work(sp->fcport->vha, sp->fcport,
4916392b
MI		 184 lio->u.logio.data);
185 lio->free(sp);
99b0bec7
AV		 186}
187
ac280b67
AV		 188int
189qla2x00_async_login(struct scsi_qla_host *vha, fc_port_t *fcport,
190 uint16_t *data)
191{
ac280b67 192 srb_t *sp;
4916392b
MI		 193 struct srb_ctx *ctx;
194 struct srb_iocb *lio;
ac280b67
AV		 195 int rval;
196
197 rval = QLA_FUNCTION_FAILED;
4916392b 198 sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx),
5b91490e 199 qla2x00_get_async_timeout(vha) + 2);
ac280b67
AV		 200 if (!sp)
201 goto done;
202
4916392b
MI		 203 ctx = sp->ctx;
204 ctx->type = SRB_LOGIN_CMD;
205 ctx->name = "login";
206 lio = ctx->u.iocb_cmd;
3822263e 207 lio->timeout = qla2x00_async_iocb_timeout;
4916392b
MI		 208 lio->done = qla2x00_async_login_ctx_done;
209 lio->u.logio.flags |= SRB_LOGIN_COND_PLOGI;
ac280b67 210 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
4916392b 211 lio->u.logio.flags |= SRB_LOGIN_RETRIED;
ac280b67
AV		 212 rval = qla2x00_start_sp(sp);
213 if (rval != QLA_SUCCESS)
214 goto done_free_sp;
215
216 DEBUG2(printk(KERN_DEBUG
217 "scsi(%ld:%x): Async-login - loop-id=%x portid=%02x%02x%02x "
218 "retries=%d.\n", fcport->vha->host_no, sp->handle, fcport->loop_id,
219 fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa,
220 fcport->login_retry));
221 return rval;
222
223done_free_sp:
4916392b 224 lio->free(sp);
ac280b67
AV		 225done:
226 return rval;
227}
228
99b0bec7
AV		 229static void
230qla2x00_async_logout_ctx_done(srb_t *sp)
231{
4916392b
MI		 232 struct srb_ctx *ctx = sp->ctx;
233 struct srb_iocb *lio = ctx->u.iocb_cmd;
99b0bec7
AV		 234
235 qla2x00_post_async_logout_done_work(sp->fcport->vha, sp->fcport,
4916392b
MI		 236 lio->u.logio.data);
237 lio->free(sp);
99b0bec7
AV		 238}
239
ac280b67
AV		 240int
241qla2x00_async_logout(struct scsi_qla_host *vha, fc_port_t *fcport)
242{
ac280b67 243 srb_t *sp;
4916392b
MI		 244 struct srb_ctx *ctx;
245 struct srb_iocb *lio;
ac280b67
AV		 246 int rval;
247
248 rval = QLA_FUNCTION_FAILED;
4916392b 249 sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx),
5b91490e 250 qla2x00_get_async_timeout(vha) + 2);
ac280b67
AV		 251 if (!sp)
252 goto done;
253
4916392b
MI		 254 ctx = sp->ctx;
255 ctx->type = SRB_LOGOUT_CMD;
256 ctx->name = "logout";
257 lio = ctx->u.iocb_cmd;
3822263e 258 lio->timeout = qla2x00_async_iocb_timeout;
4916392b 259 lio->done = qla2x00_async_logout_ctx_done;
ac280b67
AV		 260 rval = qla2x00_start_sp(sp);
261 if (rval != QLA_SUCCESS)
262 goto done_free_sp;
263
264 DEBUG2(printk(KERN_DEBUG
265 "scsi(%ld:%x): Async-logout - loop-id=%x portid=%02x%02x%02x.\n",
266 fcport->vha->host_no, sp->handle, fcport->loop_id,
267 fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa));
268 return rval;
269
270done_free_sp:
4916392b 271 lio->free(sp);
ac280b67
AV		 272done:
273 return rval;
274}
275
5ff1d584
AV		 276static void
277qla2x00_async_adisc_ctx_done(srb_t *sp)
278{
4916392b
MI		 279 struct srb_ctx *ctx = sp->ctx;
280 struct srb_iocb *lio = ctx->u.iocb_cmd;
5ff1d584
AV		 281
282 qla2x00_post_async_adisc_done_work(sp->fcport->vha, sp->fcport,
4916392b
MI		 283 lio->u.logio.data);
284 lio->free(sp);
5ff1d584
AV		 285}
286
287int
288qla2x00_async_adisc(struct scsi_qla_host *vha, fc_port_t *fcport,
289 uint16_t *data)
290{
5ff1d584 291 srb_t *sp;
4916392b
MI		 292 struct srb_ctx *ctx;
293 struct srb_iocb *lio;
5ff1d584
AV		 294 int rval;
295
296 rval = QLA_FUNCTION_FAILED;
4916392b 297 sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx),
5b91490e 298 qla2x00_get_async_timeout(vha) + 2);
5ff1d584
AV		 299 if (!sp)
300 goto done;
301
4916392b
MI		 302 ctx = sp->ctx;
303 ctx->type = SRB_ADISC_CMD;
304 ctx->name = "adisc";
305 lio = ctx->u.iocb_cmd;
3822263e 306 lio->timeout = qla2x00_async_iocb_timeout;
4916392b 307 lio->done = qla2x00_async_adisc_ctx_done;
5ff1d584 308 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
4916392b 309 lio->u.logio.flags |= SRB_LOGIN_RETRIED;
5ff1d584
AV		 310 rval = qla2x00_start_sp(sp);
311 if (rval != QLA_SUCCESS)
312 goto done_free_sp;
313
314 DEBUG2(printk(KERN_DEBUG
315 "scsi(%ld:%x): Async-adisc - loop-id=%x portid=%02x%02x%02x.\n",
316 fcport->vha->host_no, sp->handle, fcport->loop_id,
317 fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa));
318
319 return rval;
320
321done_free_sp:
4916392b 322 lio->free(sp);
5ff1d584
AV		 323done:
324 return rval;
325}
326
3822263e
MI		 327static void
328qla2x00_async_tm_cmd_ctx_done(srb_t *sp)
329{
330 struct srb_ctx *ctx = sp->ctx;
331 struct srb_iocb *iocb = (struct srb_iocb *)ctx->u.iocb_cmd;
332
333 qla2x00_async_tm_cmd_done(sp->fcport->vha, sp->fcport, iocb);
334 iocb->free(sp);
335}
336
337int
338qla2x00_async_tm_cmd(fc_port_t *fcport, uint32_t flags, uint32_t lun,
339 uint32_t tag)
340{
341 struct scsi_qla_host *vha = fcport->vha;
3822263e
MI		 342 srb_t *sp;
343 struct srb_ctx *ctx;
344 struct srb_iocb *tcf;
345 int rval;
346
347 rval = QLA_FUNCTION_FAILED;
348 sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx),
5b91490e 349 qla2x00_get_async_timeout(vha) + 2);
3822263e
MI		 350 if (!sp)
351 goto done;
352
353 ctx = sp->ctx;
354 ctx->type = SRB_TM_CMD;
355 ctx->name = "tmf";
356 tcf = ctx->u.iocb_cmd;
357 tcf->u.tmf.flags = flags;
358 tcf->u.tmf.lun = lun;
359 tcf->u.tmf.data = tag;
360 tcf->timeout = qla2x00_async_iocb_timeout;
361 tcf->done = qla2x00_async_tm_cmd_ctx_done;
362
363 rval = qla2x00_start_sp(sp);
364 if (rval != QLA_SUCCESS)
365 goto done_free_sp;
366
367 DEBUG2(printk(KERN_DEBUG
368 "scsi(%ld:%x): Async-tmf - loop-id=%x portid=%02x%02x%02x.\n",
369 fcport->vha->host_no, sp->handle, fcport->loop_id,
370 fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa));
371
372 return rval;
373
374done_free_sp:
375 tcf->free(sp);
376done:
377 return rval;
378}
379
4916392b 380void
ac280b67
AV		 381qla2x00_async_login_done(struct scsi_qla_host *vha, fc_port_t *fcport,
382 uint16_t *data)
383{
384 int rval;
ac280b67
AV		 385
386 switch (data[0]) {
387 case MBS_COMMAND_COMPLETE:
99b0bec7 388 if (fcport->flags & FCF_FCP2_DEVICE) {
5ff1d584
AV		 389 fcport->flags |= FCF_ASYNC_SENT;
390 qla2x00_post_async_adisc_work(vha, fcport, data);
391 break;
99b0bec7
AV		 392 }
393 qla2x00_update_fcport(vha, fcport);
ac280b67
AV		 394 break;
395 case MBS_COMMAND_ERROR:
5ff1d584 396 fcport->flags &= ~FCF_ASYNC_SENT;
ac280b67
AV		 397 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
398 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
399 else
6ac52608 400 qla2x00_mark_device_lost(vha, fcport, 1, 1);
ac280b67
AV		 401 break;
402 case MBS_PORT_ID_USED:
403 fcport->loop_id = data[1];
6ac52608 404 qla2x00_post_async_logout_work(vha, fcport, NULL);
ac280b67
AV		 405 qla2x00_post_async_login_work(vha, fcport, NULL);
406 break;
407 case MBS_LOOP_ID_USED:
408 fcport->loop_id++;
409 rval = qla2x00_find_new_loop_id(vha, fcport);
410 if (rval != QLA_SUCCESS) {
5ff1d584 411 fcport->flags &= ~FCF_ASYNC_SENT;
6ac52608 412 qla2x00_mark_device_lost(vha, fcport, 1, 1);
ac280b67
AV		 413 break;
414 }
415 qla2x00_post_async_login_work(vha, fcport, NULL);
416 break;
417 }
4916392b 418 return;
ac280b67
AV		 419}
420
4916392b 421void
ac280b67
AV		 422qla2x00_async_logout_done(struct scsi_qla_host *vha, fc_port_t *fcport,
423 uint16_t *data)
424{
425 qla2x00_mark_device_lost(vha, fcport, 1, 0);
4916392b 426 return;
ac280b67
AV		 427}
428
4916392b 429void
5ff1d584
AV		 430qla2x00_async_adisc_done(struct scsi_qla_host *vha, fc_port_t *fcport,
431 uint16_t *data)
432{
433 if (data[0] == MBS_COMMAND_COMPLETE) {
434 qla2x00_update_fcport(vha, fcport);
435
4916392b 436 return;
5ff1d584
AV		 437 }
438
439 /* Retry login. */
440 fcport->flags &= ~FCF_ASYNC_SENT;
441 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
442 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
443 else
6ac52608 444 qla2x00_mark_device_lost(vha, fcport, 1, 1);
5ff1d584 445
4916392b 446 return;
5ff1d584
AV		 447}
448
3822263e
MI		 449void
450qla2x00_async_tm_cmd_done(struct scsi_qla_host *vha, fc_port_t *fcport,
451 struct srb_iocb *iocb)
452{
453 int rval;
454 uint32_t flags;
455 uint16_t lun;
456
457 flags = iocb->u.tmf.flags;
458 lun = (uint16_t)iocb->u.tmf.lun;
459
460 /* Issue Marker IOCB */
d94d10e7
GM		 461 rval = qla2x00_marker(vha, vha->hw->req_q_map[0],
462 vha->hw->rsp_q_map[0], fcport->loop_id, lun,
3822263e
MI		 463 flags == TCF_LUN_RESET ? MK_SYNC_ID_LUN : MK_SYNC_ID);
464
465 if ((rval != QLA_SUCCESS) || iocb->u.tmf.data) {
466 DEBUG2_3_11(printk(KERN_WARNING
467 "%s(%ld): TM IOCB failed (%x).\n",
468 __func__, vha->host_no, rval));
469 }
470
471 return;
472}
473
1da177e4
LT		 474/****************************************************************************/
475/* QLogic ISP2x00 Hardware Support Functions. */
476/****************************************************************************/
477
478/*
479* qla2x00_initialize_adapter
480* Initialize board.
481*
482* Input:
483* ha = adapter block pointer.
484*
485* Returns:
486* 0 = success
487*/
488int
e315cd28 489qla2x00_initialize_adapter(scsi_qla_host_t *vha)
1da177e4
LT		 490{
491 int rval;
e315cd28 492 struct qla_hw_data *ha = vha->hw;
73208dfd 493 struct req_que *req = ha->req_q_map[0];
2533cf67 494
1da177e4 495 /* Clear adapter flags. */
e315cd28 496 vha->flags.online = 0;
2533cf67 497 ha->flags.chip_reset_done = 0;
e315cd28 498 vha->flags.reset_active = 0;
85880801
AV		 499 ha->flags.pci_channel_io_perm_failure = 0;
500 ha->flags.eeh_busy = 0;
e315cd28
AC		 501 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
502 atomic_set(&vha->loop_state, LOOP_DOWN);
503 vha->device_flags = DFLG_NO_CABLE;
504 vha->dpc_flags = 0;
505 vha->flags.management_server_logged_in = 0;
506 vha->marker_needed = 0;
1da177e4
LT		 507 ha->isp_abort_cnt = 0;
508 ha->beacon_blink_led = 0;
509
73208dfd
AC		 510 set_bit(0, ha->req_qid_map);
511 set_bit(0, ha->rsp_qid_map);
512
0107109e 513 qla_printk(KERN_INFO, ha, "Configuring PCI space...\n");
e315cd28 514 rval = ha->isp_ops->pci_config(vha);
1da177e4 515 if (rval) {
7c98a046 516 DEBUG2(printk("scsi(%ld): Unable to configure PCI space.\n",
e315cd28 517 vha->host_no));
1da177e4
LT		 518 return (rval);
519 }
520
e315cd28 521 ha->isp_ops->reset_chip(vha);
1da177e4 522
e315cd28 523 rval = qla2xxx_get_flash_info(vha);
c00d8994
AV		 524 if (rval) {
525 DEBUG2(printk("scsi(%ld): Unable to validate FLASH data.\n",
e315cd28 526 vha->host_no));
c00d8994
AV		 527 return (rval);
528 }
529
73208dfd 530 ha->isp_ops->get_flash_version(vha, req->ring);
30c47662 531
1da177e4 532 qla_printk(KERN_INFO, ha, "Configure NVRAM parameters...\n");
0107109e 533
e315cd28 534 ha->isp_ops->nvram_config(vha);
1da177e4 535
d4c760c2
AV		 536 if (ha->flags.disable_serdes) {
537 /* Mask HBA via NVRAM settings? */
538 qla_printk(KERN_INFO, ha, "Masking HBA WWPN "
539 "%02x%02x%02x%02x%02x%02x%02x%02x (via NVRAM).\n",
e315cd28
AC		 540 vha->port_name[0], vha->port_name[1],
541 vha->port_name[2], vha->port_name[3],
542 vha->port_name[4], vha->port_name[5],
543 vha->port_name[6], vha->port_name[7]);
d4c760c2
AV		 544 return QLA_FUNCTION_FAILED;
545 }
546
1da177e4
LT		 547 qla_printk(KERN_INFO, ha, "Verifying loaded RISC code...\n");
548
e315cd28
AC		 549 if (qla2x00_isp_firmware(vha) != QLA_SUCCESS) {
550 rval = ha->isp_ops->chip_diag(vha);
d19044c3
AV		 551 if (rval)
552 return (rval);
e315cd28 553 rval = qla2x00_setup_chip(vha);
d19044c3
AV		 554 if (rval)
555 return (rval);
1da177e4 556 }
a9083016 557
4d4df193 558 if (IS_QLA84XX(ha)) {
e315cd28 559 ha->cs84xx = qla84xx_get_chip(vha);
4d4df193
HK		 560 if (!ha->cs84xx) {
561 qla_printk(KERN_ERR, ha,
562 "Unable to configure ISP84XX.\n");
563 return QLA_FUNCTION_FAILED;
564 }
565 }
e315cd28 566 rval = qla2x00_init_rings(vha);
2533cf67 567 ha->flags.chip_reset_done = 1;
1da177e4 568
9a069e19 569 if (rval == QLA_SUCCESS && IS_QLA84XX(ha)) {
6c452a45 570 /* Issue verify 84xx FW IOCB to complete 84xx initialization */
9a069e19
GM		 571 rval = qla84xx_init_chip(vha);
572 if (rval != QLA_SUCCESS) {
573 qla_printk(KERN_ERR, ha,
574 "Unable to initialize ISP84XX.\n");
575 qla84xx_put_chip(vha);
576 }
577 }
578
2f0f3f4f
MI		 579 if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha))
580 qla24xx_read_fcp_prio_cfg(vha);
09ff701a 581
1da177e4
LT		 582 return (rval);
583}
584
585/**
abbd8870 586 * qla2100_pci_config() - Setup ISP21xx PCI configuration registers.
1da177e4
LT		 587 * @ha: HA context
588 *
589 * Returns 0 on success.
590 */
abbd8870 591int
e315cd28 592qla2100_pci_config(scsi_qla_host_t *vha)
1da177e4 593{
a157b101 594 uint16_t w;
abbd8870 595 unsigned long flags;
e315cd28 596 struct qla_hw_data *ha = vha->hw;
3d71644c 597 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1da177e4 598
1da177e4 599 pci_set_master(ha->pdev);
af6177d8 600 pci_try_set_mwi(ha->pdev);
1da177e4 601
1da177e4 602 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
a157b101 603 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
abbd8870
AV		 604 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
605
737faece 606 pci_disable_rom(ha->pdev);
1da177e4
LT		 607
608 /* Get PCI bus information. */
609 spin_lock_irqsave(&ha->hardware_lock, flags);
3d71644c 610 ha->pci_attr = RD_REG_WORD(&reg->ctrl_status);
1da177e4
LT		 611 spin_unlock_irqrestore(&ha->hardware_lock, flags);
612
abbd8870
AV		 613 return QLA_SUCCESS;
614}
1da177e4 615
abbd8870
AV		 616/**
617 * qla2300_pci_config() - Setup ISP23xx PCI configuration registers.
618 * @ha: HA context
619 *
620 * Returns 0 on success.
621 */
622int
e315cd28 623qla2300_pci_config(scsi_qla_host_t *vha)
abbd8870 624{
a157b101 625 uint16_t w;
abbd8870
AV		 626 unsigned long flags = 0;
627 uint32_t cnt;
e315cd28 628 struct qla_hw_data *ha = vha->hw;
3d71644c 629 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1da177e4 630
abbd8870 631 pci_set_master(ha->pdev);
af6177d8 632 pci_try_set_mwi(ha->pdev);
1da177e4 633
abbd8870 634 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
a157b101 635 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
1da177e4 636
abbd8870
AV		 637 if (IS_QLA2322(ha) || IS_QLA6322(ha))
638 w &= ~PCI_COMMAND_INTX_DISABLE;
a157b101 639 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
1da177e4 640
abbd8870
AV		 641 /*
642 * If this is a 2300 card and not 2312, reset the
643 * COMMAND_INVALIDATE due to a bug in the 2300. Unfortunately,
644 * the 2310 also reports itself as a 2300 so we need to get the
645 * fb revision level -- a 6 indicates it really is a 2300 and
646 * not a 2310.
647 */
648 if (IS_QLA2300(ha)) {
649 spin_lock_irqsave(&ha->hardware_lock, flags);
1da177e4 650
abbd8870 651 /* Pause RISC. */
3d71644c 652 WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
abbd8870 653 for (cnt = 0; cnt < 30000; cnt++) {
3d71644c 654 if ((RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) != 0)
abbd8870 655 break;
1da177e4 656
abbd8870
AV		 657 udelay(10);
658 }
1da177e4 659
abbd8870 660 /* Select FPM registers. */
3d71644c
AV		 661 WRT_REG_WORD(&reg->ctrl_status, 0x20);
662 RD_REG_WORD(&reg->ctrl_status);
abbd8870
AV		 663
664 /* Get the fb rev level */
3d71644c 665 ha->fb_rev = RD_FB_CMD_REG(ha, reg);
abbd8870
AV		 666
667 if (ha->fb_rev == FPM_2300)
a157b101 668 pci_clear_mwi(ha->pdev);
abbd8870
AV		 669
670 /* Deselect FPM registers. */
3d71644c
AV		 671 WRT_REG_WORD(&reg->ctrl_status, 0x0);
672 RD_REG_WORD(&reg->ctrl_status);
abbd8870
AV		 673
674 /* Release RISC module. */
3d71644c 675 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
abbd8870 676 for (cnt = 0; cnt < 30000; cnt++) {
3d71644c 677 if ((RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0)
abbd8870
AV		 678 break;
679
680 udelay(10);
1da177e4 681 }
1da177e4 682
abbd8870
AV		 683 spin_unlock_irqrestore(&ha->hardware_lock, flags);
684 }
1da177e4 685
abbd8870
AV		 686 pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80);
687
737faece 688 pci_disable_rom(ha->pdev);
1da177e4 689
abbd8870
AV		 690 /* Get PCI bus information. */
691 spin_lock_irqsave(&ha->hardware_lock, flags);
3d71644c 692 ha->pci_attr = RD_REG_WORD(&reg->ctrl_status);
abbd8870
AV		 693 spin_unlock_irqrestore(&ha->hardware_lock, flags);
694
695 return QLA_SUCCESS;
1da177e4
LT		 696}
697
0107109e
AV		 698/**
699 * qla24xx_pci_config() - Setup ISP24xx PCI configuration registers.
700 * @ha: HA context
701 *
702 * Returns 0 on success.
703 */
704int
e315cd28 705qla24xx_pci_config(scsi_qla_host_t *vha)
0107109e 706{
a157b101 707 uint16_t w;
0107109e 708 unsigned long flags = 0;
e315cd28 709 struct qla_hw_data *ha = vha->hw;
0107109e 710 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
0107109e
AV		 711
712 pci_set_master(ha->pdev);
af6177d8 713 pci_try_set_mwi(ha->pdev);
0107109e
AV		 714
715 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
a157b101 716 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
0107109e
AV		 717 w &= ~PCI_COMMAND_INTX_DISABLE;
718 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
719
720 pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80);
721
722 /* PCI-X -- adjust Maximum Memory Read Byte Count (2048). */
f85ec187
AV		 723 if (pci_find_capability(ha->pdev, PCI_CAP_ID_PCIX))
724 pcix_set_mmrbc(ha->pdev, 2048);
0107109e
AV		 725
726 /* PCIe -- adjust Maximum Read Request Size (2048). */
f85ec187
AV		 727 if (pci_find_capability(ha->pdev, PCI_CAP_ID_EXP))
728 pcie_set_readrq(ha->pdev, 2048);
0107109e 729
737faece 730 pci_disable_rom(ha->pdev);
0107109e 731
44c10138 732 ha->chip_revision = ha->pdev->revision;
a8488abe 733
0107109e
AV		 734 /* Get PCI bus information. */
735 spin_lock_irqsave(&ha->hardware_lock, flags);
736 ha->pci_attr = RD_REG_DWORD(&reg->ctrl_status);
737 spin_unlock_irqrestore(&ha->hardware_lock, flags);
738
739 return QLA_SUCCESS;
740}
741
c3a2f0df
AV		 742/**
743 * qla25xx_pci_config() - Setup ISP25xx PCI configuration registers.
744 * @ha: HA context
745 *
746 * Returns 0 on success.
747 */
748int
e315cd28 749qla25xx_pci_config(scsi_qla_host_t *vha)
c3a2f0df
AV		 750{
751 uint16_t w;
e315cd28 752 struct qla_hw_data *ha = vha->hw;
c3a2f0df
AV		 753
754 pci_set_master(ha->pdev);
755 pci_try_set_mwi(ha->pdev);
756
757 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
758 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
759 w &= ~PCI_COMMAND_INTX_DISABLE;
760 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
761
762 /* PCIe -- adjust Maximum Read Request Size (2048). */
763 if (pci_find_capability(ha->pdev, PCI_CAP_ID_EXP))
764 pcie_set_readrq(ha->pdev, 2048);
765
737faece 766 pci_disable_rom(ha->pdev);
c3a2f0df
AV		 767
768 ha->chip_revision = ha->pdev->revision;
769
770 return QLA_SUCCESS;
771}
772
1da177e4
LT		 773/**
774 * qla2x00_isp_firmware() - Choose firmware image.
775 * @ha: HA context
776 *
777 * Returns 0 on success.
778 */
779static int
e315cd28 780qla2x00_isp_firmware(scsi_qla_host_t *vha)
1da177e4
LT		 781{
782 int rval;
42e421b1
AV		 783 uint16_t loop_id, topo, sw_cap;
784 uint8_t domain, area, al_pa;
e315cd28 785 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 786
787 /* Assume loading risc code */
fa2a1ce5 788 rval = QLA_FUNCTION_FAILED;
1da177e4
LT		 789
790 if (ha->flags.disable_risc_code_load) {
791 DEBUG2(printk("scsi(%ld): RISC CODE NOT loaded\n",
e315cd28 792 vha->host_no));
1da177e4
LT		 793 qla_printk(KERN_INFO, ha, "RISC CODE NOT loaded\n");
794
795 /* Verify checksum of loaded RISC code. */
e315cd28 796 rval = qla2x00_verify_checksum(vha, ha->fw_srisc_address);
42e421b1
AV		 797 if (rval == QLA_SUCCESS) {
798 /* And, verify we are not in ROM code. */
e315cd28 799 rval = qla2x00_get_adapter_id(vha, &loop_id, &al_pa,
42e421b1
AV		 800 &area, &domain, &topo, &sw_cap);
801 }
1da177e4
LT		 802 }
803
804 if (rval) {
805 DEBUG2_3(printk("scsi(%ld): **** Load RISC code ****\n",
e315cd28 806 vha->host_no));
1da177e4
LT		 807 }
808
809 return (rval);
810}
811
812/**
813 * qla2x00_reset_chip() - Reset ISP chip.
814 * @ha: HA context
815 *
816 * Returns 0 on success.
817 */
abbd8870 818void
e315cd28 819qla2x00_reset_chip(scsi_qla_host_t *vha)
1da177e4
LT		 820{
821 unsigned long flags = 0;
e315cd28 822 struct qla_hw_data *ha = vha->hw;
3d71644c 823 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1da177e4 824 uint32_t cnt;
1da177e4
LT		 825 uint16_t cmd;
826
85880801
AV		 827 if (unlikely(pci_channel_offline(ha->pdev)))
828 return;
829
fd34f556 830 ha->isp_ops->disable_intrs(ha);
1da177e4
LT		 831
832 spin_lock_irqsave(&ha->hardware_lock, flags);
833
834 /* Turn off master enable */
835 cmd = 0;
836 pci_read_config_word(ha->pdev, PCI_COMMAND, &cmd);
837 cmd &= ~PCI_COMMAND_MASTER;
838 pci_write_config_word(ha->pdev, PCI_COMMAND, cmd);
839
840 if (!IS_QLA2100(ha)) {
841 /* Pause RISC. */
842 WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
843 if (IS_QLA2200(ha) || IS_QLA2300(ha)) {
844 for (cnt = 0; cnt < 30000; cnt++) {
845 if ((RD_REG_WORD(&reg->hccr) &
846 HCCR_RISC_PAUSE) != 0)
847 break;
848 udelay(100);
849 }
850 } else {
851 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
852 udelay(10);
853 }
854
855 /* Select FPM registers. */
856 WRT_REG_WORD(&reg->ctrl_status, 0x20);
857 RD_REG_WORD(&reg->ctrl_status); /* PCI Posting. */
858
859 /* FPM Soft Reset. */
860 WRT_REG_WORD(&reg->fpm_diag_config, 0x100);
861 RD_REG_WORD(&reg->fpm_diag_config); /* PCI Posting. */
862
863 /* Toggle Fpm Reset. */
864 if (!IS_QLA2200(ha)) {
865 WRT_REG_WORD(&reg->fpm_diag_config, 0x0);
866 RD_REG_WORD(&reg->fpm_diag_config); /* PCI Posting. */
867 }
868
869 /* Select frame buffer registers. */
870 WRT_REG_WORD(&reg->ctrl_status, 0x10);
871 RD_REG_WORD(&reg->ctrl_status); /* PCI Posting. */
872
873 /* Reset frame buffer FIFOs. */
874 if (IS_QLA2200(ha)) {
875 WRT_FB_CMD_REG(ha, reg, 0xa000);
876 RD_FB_CMD_REG(ha, reg); /* PCI Posting. */
877 } else {
878 WRT_FB_CMD_REG(ha, reg, 0x00fc);
879
880 /* Read back fb_cmd until zero or 3 seconds max */
881 for (cnt = 0; cnt < 3000; cnt++) {
882 if ((RD_FB_CMD_REG(ha, reg) & 0xff) == 0)
883 break;
884 udelay(100);
885 }
886 }
887
888 /* Select RISC module registers. */
889 WRT_REG_WORD(&reg->ctrl_status, 0);
890 RD_REG_WORD(&reg->ctrl_status); /* PCI Posting. */
891
892 /* Reset RISC processor. */
893 WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
894 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
895
896 /* Release RISC processor. */
897 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
898 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
899 }
900
901 WRT_REG_WORD(&reg->hccr, HCCR_CLR_RISC_INT);
902 WRT_REG_WORD(&reg->hccr, HCCR_CLR_HOST_INT);
903
904 /* Reset ISP chip. */
905 WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
906
907 /* Wait for RISC to recover from reset. */
908 if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
909 /*
910 * It is necessary to for a delay here since the card doesn't
911 * respond to PCI reads during a reset. On some architectures
912 * this will result in an MCA.
913 */
914 udelay(20);
915 for (cnt = 30000; cnt; cnt--) {
916 if ((RD_REG_WORD(&reg->ctrl_status) &
917 CSR_ISP_SOFT_RESET) == 0)
918 break;
919 udelay(100);
920 }
921 } else
922 udelay(10);
923
924 /* Reset RISC processor. */
925 WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
926
927 WRT_REG_WORD(&reg->semaphore, 0);
928
929 /* Release RISC processor. */
930 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
931 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
932
933 if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
934 for (cnt = 0; cnt < 30000; cnt++) {
ffb39f03 935 if (RD_MAILBOX_REG(ha, reg, 0) != MBS_BUSY)
1da177e4 936 break;
1da177e4
LT		 937
938 udelay(100);
939 }
940 } else
941 udelay(100);
942
943 /* Turn on master enable */
944 cmd |= PCI_COMMAND_MASTER;
945 pci_write_config_word(ha->pdev, PCI_COMMAND, cmd);
946
947 /* Disable RISC pause on FPM parity error. */
948 if (!IS_QLA2100(ha)) {
949 WRT_REG_WORD(&reg->hccr, HCCR_DISABLE_PARITY_PAUSE);
950 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
951 }
952
953 spin_unlock_irqrestore(&ha->hardware_lock, flags);
954}
955
0107109e 956/**
88c26663 957 * qla24xx_reset_risc() - Perform full reset of ISP24xx RISC.
0107109e
AV		 958 * @ha: HA context
959 *
960 * Returns 0 on success.
961 */
88c26663 962static inline void
e315cd28 963qla24xx_reset_risc(scsi_qla_host_t *vha)
0107109e
AV		 964{
965 unsigned long flags = 0;
e315cd28 966 struct qla_hw_data *ha = vha->hw;
0107109e
AV		 967 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
968 uint32_t cnt, d2;
335a1cc9 969 uint16_t wd;
0107109e 970
0107109e
AV		 971 spin_lock_irqsave(&ha->hardware_lock, flags);
972
973 /* Reset RISC. */
974 WRT_REG_DWORD(&reg->ctrl_status, CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
975 for (cnt = 0; cnt < 30000; cnt++) {
976 if ((RD_REG_DWORD(&reg->ctrl_status) & CSRX_DMA_ACTIVE) == 0)
977 break;
978
979 udelay(10);
980 }
981
982 WRT_REG_DWORD(&reg->ctrl_status,
983 CSRX_ISP_SOFT_RESET|CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
335a1cc9 984 pci_read_config_word(ha->pdev, PCI_COMMAND, &wd);
88c26663 985
335a1cc9 986 udelay(100);
88c26663 987 /* Wait for firmware to complete NVRAM accesses. */
88c26663
AV		 988 d2 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
989 for (cnt = 10000 ; cnt && d2; cnt--) {
990 udelay(5);
991 d2 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
992 barrier();
993 }
994
335a1cc9 995 /* Wait for soft-reset to complete. */
0107109e
AV		 996 d2 = RD_REG_DWORD(&reg->ctrl_status);
997 for (cnt = 6000000 ; cnt && (d2 & CSRX_ISP_SOFT_RESET); cnt--) {
998 udelay(5);
999 d2 = RD_REG_DWORD(&reg->ctrl_status);
1000 barrier();
1001 }
1002
1003 WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_RESET);
1004 RD_REG_DWORD(&reg->hccr);
1005
1006 WRT_REG_DWORD(&reg->hccr, HCCRX_REL_RISC_PAUSE);
1007 RD_REG_DWORD(&reg->hccr);
1008
1009 WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_RESET);
1010 RD_REG_DWORD(&reg->hccr);
1011
1012 d2 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
1013 for (cnt = 6000000 ; cnt && d2; cnt--) {
1014 udelay(5);
1015 d2 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
1016 barrier();
1017 }
1018
1019 spin_unlock_irqrestore(&ha->hardware_lock, flags);
124f85e6
AV		 1020
1021 if (IS_NOPOLLING_TYPE(ha))
1022 ha->isp_ops->enable_intrs(ha);
0107109e
AV		 1023}
1024
88c26663
AV		 1025/**
1026 * qla24xx_reset_chip() - Reset ISP24xx chip.
1027 * @ha: HA context
1028 *
1029 * Returns 0 on success.
1030 */
1031void
e315cd28 1032qla24xx_reset_chip(scsi_qla_host_t *vha)
88c26663 1033{
e315cd28 1034 struct qla_hw_data *ha = vha->hw;
85880801
AV		 1035
1036 if (pci_channel_offline(ha->pdev) &&
1037 ha->flags.pci_channel_io_perm_failure) {
1038 return;
1039 }
1040
fd34f556 1041 ha->isp_ops->disable_intrs(ha);
88c26663
AV		 1042
1043 /* Perform RISC reset. */
e315cd28 1044 qla24xx_reset_risc(vha);
88c26663
AV		 1045}
1046
1da177e4
LT		 1047/**
1048 * qla2x00_chip_diag() - Test chip for proper operation.
1049 * @ha: HA context
1050 *
1051 * Returns 0 on success.
1052 */
abbd8870 1053int
e315cd28 1054qla2x00_chip_diag(scsi_qla_host_t *vha)
1da177e4
LT		 1055{
1056 int rval;
e315cd28 1057 struct qla_hw_data *ha = vha->hw;
3d71644c 1058 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1da177e4
LT		 1059 unsigned long flags = 0;
1060 uint16_t data;
1061 uint32_t cnt;
1062 uint16_t mb[5];
73208dfd 1063 struct req_que *req = ha->req_q_map[0];
1da177e4
LT		 1064
1065 /* Assume a failed state */
1066 rval = QLA_FUNCTION_FAILED;
1067
1068 DEBUG3(printk("scsi(%ld): Testing device at %lx.\n",
e315cd28 1069 vha->host_no, (u_long)&reg->flash_address));
1da177e4
LT		 1070
1071 spin_lock_irqsave(&ha->hardware_lock, flags);
1072
1073 /* Reset ISP chip. */
1074 WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
1075
1076 /*
1077 * We need to have a delay here since the card will not respond while
1078 * in reset causing an MCA on some architectures.
1079 */
1080 udelay(20);
1081 data = qla2x00_debounce_register(&reg->ctrl_status);
1082 for (cnt = 6000000 ; cnt && (data & CSR_ISP_SOFT_RESET); cnt--) {
1083 udelay(5);
1084 data = RD_REG_WORD(&reg->ctrl_status);
1085 barrier();
1086 }
1087
1088 if (!cnt)
1089 goto chip_diag_failed;
1090
1091 DEBUG3(printk("scsi(%ld): Reset register cleared by chip reset\n",
7640335e 1092 vha->host_no));
1da177e4
LT		 1093
1094 /* Reset RISC processor. */
1095 WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
1096 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
1097
1098 /* Workaround for QLA2312 PCI parity error */
1099 if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
1100 data = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 0));
1101 for (cnt = 6000000; cnt && (data == MBS_BUSY); cnt--) {
1102 udelay(5);
1103 data = RD_MAILBOX_REG(ha, reg, 0);
fa2a1ce5 1104 barrier();
1da177e4
LT		 1105 }
1106 } else
1107 udelay(10);
1108
1109 if (!cnt)
1110 goto chip_diag_failed;
1111
1112 /* Check product ID of chip */
7640335e 1113 DEBUG3(printk("scsi(%ld): Checking product ID of chip\n", vha->host_no));
1da177e4
LT		 1114
1115 mb[1] = RD_MAILBOX_REG(ha, reg, 1);
1116 mb[2] = RD_MAILBOX_REG(ha, reg, 2);
1117 mb[3] = RD_MAILBOX_REG(ha, reg, 3);
1118 mb[4] = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 4));
1119 if (mb[1] != PROD_ID_1 || (mb[2] != PROD_ID_2 && mb[2] != PROD_ID_2a) ||
1120 mb[3] != PROD_ID_3) {
1121 qla_printk(KERN_WARNING, ha,
1122 "Wrong product ID = 0x%x,0x%x,0x%x\n", mb[1], mb[2], mb[3]);
1123
1124 goto chip_diag_failed;
1125 }
1126 ha->product_id[0] = mb[1];
1127 ha->product_id[1] = mb[2];
1128 ha->product_id[2] = mb[3];
1129 ha->product_id[3] = mb[4];
1130
1131 /* Adjust fw RISC transfer size */
73208dfd 1132 if (req->length > 1024)
1da177e4
LT		 1133 ha->fw_transfer_size = REQUEST_ENTRY_SIZE * 1024;
1134 else
1135 ha->fw_transfer_size = REQUEST_ENTRY_SIZE *
73208dfd 1136 req->length;
1da177e4
LT		 1137
1138 if (IS_QLA2200(ha) &&
1139 RD_MAILBOX_REG(ha, reg, 7) == QLA2200A_RISC_ROM_VER) {
1140 /* Limit firmware transfer size with a 2200A */
1141 DEBUG3(printk("scsi(%ld): Found QLA2200A chip.\n",
e315cd28 1142 vha->host_no));
1da177e4 1143
ea5b6382 1144 ha->device_type |= DT_ISP2200A;
1da177e4
LT		 1145 ha->fw_transfer_size = 128;
1146 }
1147
1148 /* Wrap Incoming Mailboxes Test. */
1149 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1150
e315cd28
AC		 1151 DEBUG3(printk("scsi(%ld): Checking mailboxes.\n", vha->host_no));
1152 rval = qla2x00_mbx_reg_test(vha);
1da177e4
LT		 1153 if (rval) {
1154 DEBUG(printk("scsi(%ld): Failed mailbox send register test\n",
e315cd28 1155 vha->host_no));
1da177e4
LT		 1156 qla_printk(KERN_WARNING, ha,
1157 "Failed mailbox send register test\n");
1158 }
1159 else {
1160 /* Flag a successful rval */
1161 rval = QLA_SUCCESS;
1162 }
1163 spin_lock_irqsave(&ha->hardware_lock, flags);
1164
1165chip_diag_failed:
1166 if (rval)
1167 DEBUG2_3(printk("scsi(%ld): Chip diagnostics **** FAILED "
e315cd28 1168 "****\n", vha->host_no));
1da177e4
LT		 1169
1170 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1171
1172 return (rval);
1173}
1174
0107109e
AV		 1175/**
1176 * qla24xx_chip_diag() - Test ISP24xx for proper operation.
1177 * @ha: HA context
1178 *
1179 * Returns 0 on success.
1180 */
1181int
e315cd28 1182qla24xx_chip_diag(scsi_qla_host_t *vha)
0107109e
AV		 1183{
1184 int rval;
e315cd28 1185 struct qla_hw_data *ha = vha->hw;
73208dfd 1186 struct req_que *req = ha->req_q_map[0];
0107109e 1187
a9083016
GM		 1188 if (IS_QLA82XX(ha))
1189 return QLA_SUCCESS;
1190
73208dfd 1191 ha->fw_transfer_size = REQUEST_ENTRY_SIZE * req->length;
0107109e 1192
e315cd28 1193 rval = qla2x00_mbx_reg_test(vha);
0107109e
AV		 1194 if (rval) {
1195 DEBUG(printk("scsi(%ld): Failed mailbox send register test\n",
e315cd28 1196 vha->host_no));
0107109e
AV		 1197 qla_printk(KERN_WARNING, ha,
1198 "Failed mailbox send register test\n");
1199 } else {
1200 /* Flag a successful rval */
1201 rval = QLA_SUCCESS;
1202 }
1203
1204 return rval;
1205}
1206
a7a167bf 1207void
e315cd28 1208qla2x00_alloc_fw_dump(scsi_qla_host_t *vha)
0107109e 1209{
a7a167bf
AV		 1210 int rval;
1211 uint32_t dump_size, fixed_size, mem_size, req_q_size, rsp_q_size,
73208dfd 1212 eft_size, fce_size, mq_size;
df613b96
AV		 1213 dma_addr_t tc_dma;
1214 void *tc;
e315cd28 1215 struct qla_hw_data *ha = vha->hw;
73208dfd
AC		 1216 struct req_que *req = ha->req_q_map[0];
1217 struct rsp_que *rsp = ha->rsp_q_map[0];
a7a167bf
AV		 1218
1219 if (ha->fw_dump) {
1220 qla_printk(KERN_WARNING, ha,
1221 "Firmware dump previously allocated.\n");
1222 return;
1223 }
d4e3e04d 1224
0107109e 1225 ha->fw_dumped = 0;
73208dfd 1226 fixed_size = mem_size = eft_size = fce_size = mq_size = 0;
d4e3e04d 1227 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
a7a167bf 1228 fixed_size = sizeof(struct qla2100_fw_dump);
d4e3e04d 1229 } else if (IS_QLA23XX(ha)) {
a7a167bf
AV		 1230 fixed_size = offsetof(struct qla2300_fw_dump, data_ram);
1231 mem_size = (ha->fw_memory_size - 0x11000 + 1) *
1232 sizeof(uint16_t);
e428924c 1233 } else if (IS_FWI2_CAPABLE(ha)) {
3a03eb79
AV		 1234 if (IS_QLA81XX(ha))
1235 fixed_size = offsetof(struct qla81xx_fw_dump, ext_mem);
1236 else if (IS_QLA25XX(ha))
1237 fixed_size = offsetof(struct qla25xx_fw_dump, ext_mem);
1238 else
1239 fixed_size = offsetof(struct qla24xx_fw_dump, ext_mem);
a7a167bf
AV		 1240 mem_size = (ha->fw_memory_size - 0x100000 + 1) *
1241 sizeof(uint32_t);
73208dfd
AC		 1242 if (ha->mqenable)
1243 mq_size = sizeof(struct qla2xxx_mq_chain);
df613b96 1244 /* Allocate memory for Fibre Channel Event Buffer. */
3a03eb79 1245 if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha))
436a7b11 1246 goto try_eft;
df613b96
AV		 1247
1248 tc = dma_alloc_coherent(&ha->pdev->dev, FCE_SIZE, &tc_dma,
1249 GFP_KERNEL);
1250 if (!tc) {
1251 qla_printk(KERN_WARNING, ha, "Unable to allocate "
1252 "(%d KB) for FCE.\n", FCE_SIZE / 1024);
17d98630 1253 goto try_eft;
df613b96
AV		 1254 }
1255
1256 memset(tc, 0, FCE_SIZE);
e315cd28 1257 rval = qla2x00_enable_fce_trace(vha, tc_dma, FCE_NUM_BUFFERS,
df613b96
AV		 1258 ha->fce_mb, &ha->fce_bufs);
1259 if (rval) {
1260 qla_printk(KERN_WARNING, ha, "Unable to initialize "
1261 "FCE (%d).\n", rval);
1262 dma_free_coherent(&ha->pdev->dev, FCE_SIZE, tc,
1263 tc_dma);
1264 ha->flags.fce_enabled = 0;
17d98630 1265 goto try_eft;
df613b96
AV		 1266 }
1267
1268 qla_printk(KERN_INFO, ha, "Allocated (%d KB) for FCE...\n",
1269 FCE_SIZE / 1024);
1270
7d9dade3 1271 fce_size = sizeof(struct qla2xxx_fce_chain) + FCE_SIZE;
df613b96
AV		 1272 ha->flags.fce_enabled = 1;
1273 ha->fce_dma = tc_dma;
1274 ha->fce = tc;
436a7b11
AV		 1275try_eft:
1276 /* Allocate memory for Extended Trace Buffer. */
1277 tc = dma_alloc_coherent(&ha->pdev->dev, EFT_SIZE, &tc_dma,
1278 GFP_KERNEL);
1279 if (!tc) {
1280 qla_printk(KERN_WARNING, ha, "Unable to allocate "
1281 "(%d KB) for EFT.\n", EFT_SIZE / 1024);
1282 goto cont_alloc;
1283 }
1284
1285 memset(tc, 0, EFT_SIZE);
e315cd28 1286 rval = qla2x00_enable_eft_trace(vha, tc_dma, EFT_NUM_BUFFERS);
436a7b11
AV		 1287 if (rval) {
1288 qla_printk(KERN_WARNING, ha, "Unable to initialize "
1289 "EFT (%d).\n", rval);
1290 dma_free_coherent(&ha->pdev->dev, EFT_SIZE, tc,
1291 tc_dma);
1292 goto cont_alloc;
1293 }
1294
1295 qla_printk(KERN_INFO, ha, "Allocated (%d KB) for EFT...\n",
1296 EFT_SIZE / 1024);
1297
1298 eft_size = EFT_SIZE;
1299 ha->eft_dma = tc_dma;
1300 ha->eft = tc;
d4e3e04d 1301 }
a7a167bf 1302cont_alloc:
73208dfd
AC		 1303 req_q_size = req->length * sizeof(request_t);
1304 rsp_q_size = rsp->length * sizeof(response_t);
a7a167bf
AV		 1305
1306 dump_size = offsetof(struct qla2xxx_fw_dump, isp);
2afa19a9 1307 dump_size += fixed_size + mem_size + req_q_size + rsp_q_size + eft_size;
bb99de67
AV		 1308 ha->chain_offset = dump_size;
1309 dump_size += mq_size + fce_size;
d4e3e04d
AV		 1310
1311 ha->fw_dump = vmalloc(dump_size);
a7a167bf 1312 if (!ha->fw_dump) {
0107109e 1313 qla_printk(KERN_WARNING, ha, "Unable to allocate (%d KB) for "
d4e3e04d 1314 "firmware dump!!!\n", dump_size / 1024);
a7a167bf
AV		 1315
1316 if (ha->eft) {
1317 dma_free_coherent(&ha->pdev->dev, eft_size, ha->eft,
1318 ha->eft_dma);
1319 ha->eft = NULL;
1320 ha->eft_dma = 0;
1321 }
1322 return;
1323 }
a7a167bf
AV		 1324 qla_printk(KERN_INFO, ha, "Allocated (%d KB) for firmware dump...\n",
1325 dump_size / 1024);
1326
1327 ha->fw_dump_len = dump_size;
1328 ha->fw_dump->signature[0] = 'Q';
1329 ha->fw_dump->signature[1] = 'L';
1330 ha->fw_dump->signature[2] = 'G';
1331 ha->fw_dump->signature[3] = 'C';
1332 ha->fw_dump->version = __constant_htonl(1);
1333
1334 ha->fw_dump->fixed_size = htonl(fixed_size);
1335 ha->fw_dump->mem_size = htonl(mem_size);
1336 ha->fw_dump->req_q_size = htonl(req_q_size);
1337 ha->fw_dump->rsp_q_size = htonl(rsp_q_size);
1338
1339 ha->fw_dump->eft_size = htonl(eft_size);
1340 ha->fw_dump->eft_addr_l = htonl(LSD(ha->eft_dma));
1341 ha->fw_dump->eft_addr_h = htonl(MSD(ha->eft_dma));
1342
1343 ha->fw_dump->header_size =
1344 htonl(offsetof(struct qla2xxx_fw_dump, isp));
0107109e
AV		 1345}
1346
18e7555a
AV		 1347static int
1348qla81xx_mpi_sync(scsi_qla_host_t *vha)
1349{
1350#define MPS_MASK 0xe0
1351 int rval;
1352 uint16_t dc;
1353 uint32_t dw;
1354 struct qla_hw_data *ha = vha->hw;
1355
1356 if (!IS_QLA81XX(vha->hw))
1357 return QLA_SUCCESS;
1358
1359 rval = qla2x00_write_ram_word(vha, 0x7c00, 1);
1360 if (rval != QLA_SUCCESS) {
1361 DEBUG2(qla_printk(KERN_WARNING, ha,
1362 "Sync-MPI: Unable to acquire semaphore.\n"));
1363 goto done;
1364 }
1365
1366 pci_read_config_word(vha->hw->pdev, 0x54, &dc);
1367 rval = qla2x00_read_ram_word(vha, 0x7a15, &dw);
1368 if (rval != QLA_SUCCESS) {
1369 DEBUG2(qla_printk(KERN_WARNING, ha,
1370 "Sync-MPI: Unable to read sync.\n"));
1371 goto done_release;
1372 }
1373
1374 dc &= MPS_MASK;
1375 if (dc == (dw & MPS_MASK))
1376 goto done_release;
1377
1378 dw &= ~MPS_MASK;
1379 dw |= dc;
1380 rval = qla2x00_write_ram_word(vha, 0x7a15, dw);
1381 if (rval != QLA_SUCCESS) {
1382 DEBUG2(qla_printk(KERN_WARNING, ha,
1383 "Sync-MPI: Unable to gain sync.\n"));
1384 }
1385
1386done_release:
1387 rval = qla2x00_write_ram_word(vha, 0x7c00, 0);
1388 if (rval != QLA_SUCCESS) {
1389 DEBUG2(qla_printk(KERN_WARNING, ha,
1390 "Sync-MPI: Unable to release semaphore.\n"));
1391 }
1392
1393done:
1394 return rval;
1395}
1396
1da177e4
LT		 1397/**
1398 * qla2x00_setup_chip() - Load and start RISC firmware.
1399 * @ha: HA context
1400 *
1401 * Returns 0 on success.
1402 */
1403static int
e315cd28 1404qla2x00_setup_chip(scsi_qla_host_t *vha)
1da177e4 1405{
0107109e
AV		 1406 int rval;
1407 uint32_t srisc_address = 0;
e315cd28 1408 struct qla_hw_data *ha = vha->hw;
3db0652e
AV		 1409 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1410 unsigned long flags;
dda772e8 1411 uint16_t fw_major_version;
3db0652e 1412
a9083016
GM		 1413 if (IS_QLA82XX(ha)) {
1414 rval = ha->isp_ops->load_risc(vha, &srisc_address);
14e303d9
AV		 1415 if (rval == QLA_SUCCESS) {
1416 qla2x00_stop_firmware(vha);
a9083016 1417 goto enable_82xx_npiv;
14e303d9 1418 } else
b963752f 1419 goto failed;
a9083016
GM		 1420 }
1421
3db0652e
AV		 1422 if (!IS_FWI2_CAPABLE(ha) && !IS_QLA2100(ha) && !IS_QLA2200(ha)) {
1423 /* Disable SRAM, Instruction RAM and GP RAM parity. */
1424 spin_lock_irqsave(&ha->hardware_lock, flags);
1425 WRT_REG_WORD(&reg->hccr, (HCCR_ENABLE_PARITY + 0x0));
1426 RD_REG_WORD(&reg->hccr);
1427 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1428 }
1da177e4 1429
18e7555a
AV		 1430 qla81xx_mpi_sync(vha);
1431
1da177e4 1432 /* Load firmware sequences */
e315cd28 1433 rval = ha->isp_ops->load_risc(vha, &srisc_address);
0107109e 1434 if (rval == QLA_SUCCESS) {
1da177e4 1435 DEBUG(printk("scsi(%ld): Verifying Checksum of loaded RISC "
e315cd28 1436 "code.\n", vha->host_no));
1da177e4 1437
e315cd28 1438 rval = qla2x00_verify_checksum(vha, srisc_address);
1da177e4
LT		 1439 if (rval == QLA_SUCCESS) {
1440 /* Start firmware execution. */
1441 DEBUG(printk("scsi(%ld): Checksum OK, start "
e315cd28 1442 "firmware.\n", vha->host_no));
1da177e4 1443
e315cd28 1444 rval = qla2x00_execute_fw(vha, srisc_address);
1da177e4 1445 /* Retrieve firmware information. */
dda772e8 1446 if (rval == QLA_SUCCESS) {
a9083016 1447enable_82xx_npiv:
dda772e8 1448 fw_major_version = ha->fw_major_version;
ca9e9c3e 1449 rval = qla2x00_get_fw_version(vha,
1da177e4
LT		 1450 &ha->fw_major_version,
1451 &ha->fw_minor_version,
1452 &ha->fw_subminor_version,
3a03eb79 1453 &ha->fw_attributes, &ha->fw_memory_size,
55a96158
AV		 1454 ha->mpi_version, &ha->mpi_capabilities,
1455 ha->phy_version);
ca9e9c3e
AV		 1456 if (rval != QLA_SUCCESS)
1457 goto failed;
2c3dfe3f 1458 ha->flags.npiv_supported = 0;
e315cd28 1459 if (IS_QLA2XXX_MIDTYPE(ha) &&
946fb891 1460 (ha->fw_attributes & BIT_2)) {
2c3dfe3f 1461 ha->flags.npiv_supported = 1;
4d0ea247
SJ		 1462 if ((!ha->max_npiv_vports) ||
1463 ((ha->max_npiv_vports + 1) %
eb66dc60 1464 MIN_MULTI_ID_FABRIC))
4d0ea247 1465 ha->max_npiv_vports =
eb66dc60 1466 MIN_MULTI_ID_FABRIC - 1;
4d0ea247 1467 }
24a08138
AV		 1468 qla2x00_get_resource_cnts(vha, NULL,
1469 &ha->fw_xcb_count, NULL, NULL,
f3a0a77e 1470 &ha->max_npiv_vports, NULL);
d743de66 1471
a9083016
GM		 1472 if (!fw_major_version && ql2xallocfwdump) {
1473 if (!IS_QLA82XX(ha))
1474 qla2x00_alloc_fw_dump(vha);
1475 }
1da177e4
LT		 1476 }
1477 } else {
1478 DEBUG2(printk(KERN_INFO
1479 "scsi(%ld): ISP Firmware failed checksum.\n",
e315cd28 1480 vha->host_no));
1da177e4
LT		 1481 }
1482 }
1483
3db0652e
AV		 1484 if (!IS_FWI2_CAPABLE(ha) && !IS_QLA2100(ha) && !IS_QLA2200(ha)) {
1485 /* Enable proper parity. */
1486 spin_lock_irqsave(&ha->hardware_lock, flags);
1487 if (IS_QLA2300(ha))
1488 /* SRAM parity */
1489 WRT_REG_WORD(&reg->hccr, HCCR_ENABLE_PARITY + 0x1);
1490 else
1491 /* SRAM, Instruction RAM and GP RAM parity */
1492 WRT_REG_WORD(&reg->hccr, HCCR_ENABLE_PARITY + 0x7);
1493 RD_REG_WORD(&reg->hccr);
1494 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1495 }
1496
1d2874de
JC		 1497 if (rval == QLA_SUCCESS && IS_FAC_REQUIRED(ha)) {
1498 uint32_t size;
1499
1500 rval = qla81xx_fac_get_sector_size(vha, &size);
1501 if (rval == QLA_SUCCESS) {
1502 ha->flags.fac_supported = 1;
1503 ha->fdt_block_size = size << 2;
1504 } else {
1505 qla_printk(KERN_ERR, ha,
1506 "Unsupported FAC firmware (%d.%02d.%02d).\n",
1507 ha->fw_major_version, ha->fw_minor_version,
1508 ha->fw_subminor_version);
1509 }
1510 }
ca9e9c3e 1511failed:
1da177e4
LT		 1512 if (rval) {
1513 DEBUG2_3(printk("scsi(%ld): Setup chip **** FAILED ****.\n",
e315cd28 1514 vha->host_no));
1da177e4
LT		 1515 }
1516
1517 return (rval);
1518}
1519
1520/**
1521 * qla2x00_init_response_q_entries() - Initializes response queue entries.
1522 * @ha: HA context
1523 *
1524 * Beginning of request ring has initialization control block already built
1525 * by nvram config routine.
1526 *
1527 * Returns 0 on success.
1528 */
73208dfd
AC		 1529void
1530qla2x00_init_response_q_entries(struct rsp_que *rsp)
1da177e4
LT		 1531{
1532 uint16_t cnt;
1533 response_t *pkt;
1534
2afa19a9
AC		 1535 rsp->ring_ptr = rsp->ring;
1536 rsp->ring_index = 0;
1537 rsp->status_srb = NULL;
e315cd28
AC		 1538 pkt = rsp->ring_ptr;
1539 for (cnt = 0; cnt < rsp->length; cnt++) {
1da177e4
LT		 1540 pkt->signature = RESPONSE_PROCESSED;
1541 pkt++;
1542 }
1da177e4
LT		 1543}
1544
1545/**
1546 * qla2x00_update_fw_options() - Read and process firmware options.
1547 * @ha: HA context
1548 *
1549 * Returns 0 on success.
1550 */
abbd8870 1551void
e315cd28 1552qla2x00_update_fw_options(scsi_qla_host_t *vha)
1da177e4
LT		 1553{
1554 uint16_t swing, emphasis, tx_sens, rx_sens;
e315cd28 1555 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 1556
1557 memset(ha->fw_options, 0, sizeof(ha->fw_options));
e315cd28 1558 qla2x00_get_fw_options(vha, ha->fw_options);
1da177e4
LT		 1559
1560 if (IS_QLA2100(ha) || IS_QLA2200(ha))
1561 return;
1562
1563 /* Serial Link options. */
1564 DEBUG3(printk("scsi(%ld): Serial link options:\n",
e315cd28 1565 vha->host_no));
1da177e4
LT		 1566 DEBUG3(qla2x00_dump_buffer((uint8_t *)&ha->fw_seriallink_options,
1567 sizeof(ha->fw_seriallink_options)));
1568
1569 ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING;
1570 if (ha->fw_seriallink_options[3] & BIT_2) {
1571 ha->fw_options[1] |= FO1_SET_EMPHASIS_SWING;
1572
1573 /* 1G settings */
1574 swing = ha->fw_seriallink_options[2] & (BIT_2 | BIT_1 | BIT_0);
1575 emphasis = (ha->fw_seriallink_options[2] &
1576 (BIT_4 | BIT_3)) >> 3;
1577 tx_sens = ha->fw_seriallink_options[0] &
fa2a1ce5 1578 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
1da177e4
LT		 1579 rx_sens = (ha->fw_seriallink_options[0] &
1580 (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4;
1581 ha->fw_options[10] = (emphasis << 14) | (swing << 8);
1582 if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
1583 if (rx_sens == 0x0)
1584 rx_sens = 0x3;
1585 ha->fw_options[10] |= (tx_sens << 4) | rx_sens;
1586 } else if (IS_QLA2322(ha) || IS_QLA6322(ha))
1587 ha->fw_options[10] |= BIT_5 |
1588 ((rx_sens & (BIT_1 | BIT_0)) << 2) |
1589 (tx_sens & (BIT_1 | BIT_0));
1590
1591 /* 2G settings */
1592 swing = (ha->fw_seriallink_options[2] &
1593 (BIT_7 | BIT_6 | BIT_5)) >> 5;
1594 emphasis = ha->fw_seriallink_options[3] & (BIT_1 | BIT_0);
1595 tx_sens = ha->fw_seriallink_options[1] &
fa2a1ce5 1596 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
1da177e4
LT		 1597 rx_sens = (ha->fw_seriallink_options[1] &
1598 (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4;
1599 ha->fw_options[11] = (emphasis << 14) | (swing << 8);
1600 if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
1601 if (rx_sens == 0x0)
1602 rx_sens = 0x3;
1603 ha->fw_options[11] |= (tx_sens << 4) | rx_sens;
1604 } else if (IS_QLA2322(ha) || IS_QLA6322(ha))
1605 ha->fw_options[11] |= BIT_5 |
1606 ((rx_sens & (BIT_1 | BIT_0)) << 2) |
1607 (tx_sens & (BIT_1 | BIT_0));
1608 }
1609
1610 /* FCP2 options. */
1611 /* Return command IOCBs without waiting for an ABTS to complete. */
1612 ha->fw_options[3] |= BIT_13;
1613
1614 /* LED scheme. */
1615 if (ha->flags.enable_led_scheme)
1616 ha->fw_options[2] |= BIT_12;
1617
48c02fde
AV		 1618 /* Detect ISP6312. */
1619 if (IS_QLA6312(ha))
1620 ha->fw_options[2] |= BIT_13;
1621
1da177e4 1622 /* Update firmware options. */
e315cd28 1623 qla2x00_set_fw_options(vha, ha->fw_options);
1da177e4
LT		 1624}
1625
0107109e 1626void
e315cd28 1627qla24xx_update_fw_options(scsi_qla_host_t *vha)
0107109e
AV		 1628{
1629 int rval;
e315cd28 1630 struct qla_hw_data *ha = vha->hw;
0107109e 1631
a9083016
GM		 1632 if (IS_QLA82XX(ha))
1633 return;
1634
0107109e 1635 /* Update Serial Link options. */
f94097ed 1636 if ((le16_to_cpu(ha->fw_seriallink_options24[0]) & BIT_0) == 0)
0107109e
AV		 1637 return;
1638
e315cd28 1639 rval = qla2x00_set_serdes_params(vha,
f94097ed
AV		 1640 le16_to_cpu(ha->fw_seriallink_options24[1]),
1641 le16_to_cpu(ha->fw_seriallink_options24[2]),
1642 le16_to_cpu(ha->fw_seriallink_options24[3]));
0107109e
AV		 1643 if (rval != QLA_SUCCESS) {
1644 qla_printk(KERN_WARNING, ha,
1645 "Unable to update Serial Link options (%x).\n", rval);
1646 }
1647}
1648
abbd8870 1649void
e315cd28 1650qla2x00_config_rings(struct scsi_qla_host *vha)
abbd8870 1651{
e315cd28 1652 struct qla_hw_data *ha = vha->hw;
3d71644c 1653 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
73208dfd
AC		 1654 struct req_que *req = ha->req_q_map[0];
1655 struct rsp_que *rsp = ha->rsp_q_map[0];
abbd8870
AV		 1656
1657 /* Setup ring parameters in initialization control block. */
1658 ha->init_cb->request_q_outpointer = __constant_cpu_to_le16(0);
1659 ha->init_cb->response_q_inpointer = __constant_cpu_to_le16(0);
e315cd28
AC		 1660 ha->init_cb->request_q_length = cpu_to_le16(req->length);
1661 ha->init_cb->response_q_length = cpu_to_le16(rsp->length);
1662 ha->init_cb->request_q_address[0] = cpu_to_le32(LSD(req->dma));
1663 ha->init_cb->request_q_address[1] = cpu_to_le32(MSD(req->dma));
1664 ha->init_cb->response_q_address[0] = cpu_to_le32(LSD(rsp->dma));
1665 ha->init_cb->response_q_address[1] = cpu_to_le32(MSD(rsp->dma));
abbd8870
AV		 1666
1667 WRT_REG_WORD(ISP_REQ_Q_IN(ha, reg), 0);
1668 WRT_REG_WORD(ISP_REQ_Q_OUT(ha, reg), 0);
1669 WRT_REG_WORD(ISP_RSP_Q_IN(ha, reg), 0);
1670 WRT_REG_WORD(ISP_RSP_Q_OUT(ha, reg), 0);
1671 RD_REG_WORD(ISP_RSP_Q_OUT(ha, reg)); /* PCI Posting. */
1672}
1673
0107109e 1674void
e315cd28 1675qla24xx_config_rings(struct scsi_qla_host *vha)
0107109e 1676{
e315cd28 1677 struct qla_hw_data *ha = vha->hw;
73208dfd
AC		 1678 device_reg_t __iomem *reg = ISP_QUE_REG(ha, 0);
1679 struct device_reg_2xxx __iomem *ioreg = &ha->iobase->isp;
1680 struct qla_msix_entry *msix;
0107109e 1681 struct init_cb_24xx *icb;
73208dfd
AC		 1682 uint16_t rid = 0;
1683 struct req_que *req = ha->req_q_map[0];
1684 struct rsp_que *rsp = ha->rsp_q_map[0];
0107109e 1685
73208dfd 1686/* Setup ring parameters in initialization control block. */
0107109e
AV		 1687 icb = (struct init_cb_24xx *)ha->init_cb;
1688 icb->request_q_outpointer = __constant_cpu_to_le16(0);
1689 icb->response_q_inpointer = __constant_cpu_to_le16(0);
e315cd28
AC		 1690 icb->request_q_length = cpu_to_le16(req->length);
1691 icb->response_q_length = cpu_to_le16(rsp->length);
1692 icb->request_q_address[0] = cpu_to_le32(LSD(req->dma));
1693 icb->request_q_address[1] = cpu_to_le32(MSD(req->dma));
1694 icb->response_q_address[0] = cpu_to_le32(LSD(rsp->dma));
1695 icb->response_q_address[1] = cpu_to_le32(MSD(rsp->dma));
0107109e 1696
73208dfd
AC		 1697 if (ha->mqenable) {
1698 icb->qos = __constant_cpu_to_le16(QLA_DEFAULT_QUE_QOS);
1699 icb->rid = __constant_cpu_to_le16(rid);
1700 if (ha->flags.msix_enabled) {
1701 msix = &ha->msix_entries[1];
1702 DEBUG2_17(printk(KERN_INFO
2afa19a9 1703 "Registering vector 0x%x for base que\n", msix->entry));
73208dfd
AC		 1704 icb->msix = cpu_to_le16(msix->entry);
1705 }
1706 /* Use alternate PCI bus number */
1707 if (MSB(rid))
1708 icb->firmware_options_2 |=
1709 __constant_cpu_to_le32(BIT_19);
1710 /* Use alternate PCI devfn */
1711 if (LSB(rid))
1712 icb->firmware_options_2 |=
1713 __constant_cpu_to_le32(BIT_18);
1714
3155754a
AC		 1715 /* Use Disable MSIX Handshake mode for capable adapters */
1716 if (IS_MSIX_NACK_CAPABLE(ha)) {
1717 icb->firmware_options_2 &=
1718 __constant_cpu_to_le32(~BIT_22);
1719 ha->flags.disable_msix_handshake = 1;
1720 qla_printk(KERN_INFO, ha,
1721 "MSIX Handshake Disable Mode turned on\n");
1722 } else {
1723 icb->firmware_options_2 |=
1724 __constant_cpu_to_le32(BIT_22);
1725 }
73208dfd 1726 icb->firmware_options_2 |= __constant_cpu_to_le32(BIT_23);
73208dfd
AC		 1727
1728 WRT_REG_DWORD(&reg->isp25mq.req_q_in, 0);
1729 WRT_REG_DWORD(&reg->isp25mq.req_q_out, 0);
1730 WRT_REG_DWORD(&reg->isp25mq.rsp_q_in, 0);
1731 WRT_REG_DWORD(&reg->isp25mq.rsp_q_out, 0);
1732 } else {
1733 WRT_REG_DWORD(&reg->isp24.req_q_in, 0);
1734 WRT_REG_DWORD(&reg->isp24.req_q_out, 0);
1735 WRT_REG_DWORD(&reg->isp24.rsp_q_in, 0);
1736 WRT_REG_DWORD(&reg->isp24.rsp_q_out, 0);
1737 }
1738 /* PCI posting */
1739 RD_REG_DWORD(&ioreg->hccr);
0107109e
AV		 1740}
1741
1da177e4
LT		 1742/**
1743 * qla2x00_init_rings() - Initializes firmware.
1744 * @ha: HA context
1745 *
1746 * Beginning of request ring has initialization control block already built
1747 * by nvram config routine.
1748 *
1749 * Returns 0 on success.
1750 */
1751static int
e315cd28 1752qla2x00_init_rings(scsi_qla_host_t *vha)
1da177e4
LT		 1753{
1754 int rval;
1755 unsigned long flags = 0;
29bdccbe 1756 int cnt, que;
e315cd28 1757 struct qla_hw_data *ha = vha->hw;
29bdccbe
AC		 1758 struct req_que *req;
1759 struct rsp_que *rsp;
1760 struct scsi_qla_host *vp;
2c3dfe3f
SJ		 1761 struct mid_init_cb_24xx *mid_init_cb =
1762 (struct mid_init_cb_24xx *) ha->init_cb;
1da177e4
LT		 1763
1764 spin_lock_irqsave(&ha->hardware_lock, flags);
1765
1766 /* Clear outstanding commands array. */
2afa19a9 1767 for (que = 0; que < ha->max_req_queues; que++) {
29bdccbe
AC		 1768 req = ha->req_q_map[que];
1769 if (!req)
1770 continue;
2afa19a9 1771 for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++)
29bdccbe 1772 req->outstanding_cmds[cnt] = NULL;
1da177e4 1773
2afa19a9 1774 req->current_outstanding_cmd = 1;
1da177e4 1775
29bdccbe
AC		 1776 /* Initialize firmware. */
1777 req->ring_ptr = req->ring;
1778 req->ring_index = 0;
1779 req->cnt = req->length;
1780 }
1da177e4 1781
2afa19a9 1782 for (que = 0; que < ha->max_rsp_queues; que++) {
29bdccbe
AC		 1783 rsp = ha->rsp_q_map[que];
1784 if (!rsp)
1785 continue;
29bdccbe
AC		 1786 /* Initialize response queue entries */
1787 qla2x00_init_response_q_entries(rsp);
1788 }
1da177e4 1789
feafb7b1 1790 spin_lock_irqsave(&ha->vport_slock, flags);
29bdccbe
AC		 1791 /* Clear RSCN queue. */
1792 list_for_each_entry(vp, &ha->vp_list, list) {
1793 vp->rscn_in_ptr = 0;
1794 vp->rscn_out_ptr = 0;
1795 }
feafb7b1
AE		 1796
1797 spin_unlock_irqrestore(&ha->vport_slock, flags);
1798
e315cd28 1799 ha->isp_ops->config_rings(vha);
1da177e4
LT		 1800
1801 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1802
1803 /* Update any ISP specific firmware options before initialization. */
e315cd28 1804 ha->isp_ops->update_fw_options(vha);
1da177e4 1805
e315cd28 1806 DEBUG(printk("scsi(%ld): Issue init firmware.\n", vha->host_no));
2c3dfe3f 1807
605aa2bc
LC		 1808 if (ha->flags.npiv_supported) {
1809 if (ha->operating_mode == LOOP)
1810 ha->max_npiv_vports = MIN_MULTI_ID_FABRIC - 1;
c48339de 1811 mid_init_cb->count = cpu_to_le16(ha->max_npiv_vports);
605aa2bc
LC		 1812 }
1813
24a08138
AV		 1814 if (IS_FWI2_CAPABLE(ha)) {
1815 mid_init_cb->options = __constant_cpu_to_le16(BIT_1);
1816 mid_init_cb->init_cb.execution_throttle =
1817 cpu_to_le16(ha->fw_xcb_count);
1818 }
2c3dfe3f 1819
e315cd28 1820 rval = qla2x00_init_firmware(vha, ha->init_cb_size);
1da177e4
LT		 1821 if (rval) {
1822 DEBUG2_3(printk("scsi(%ld): Init firmware **** FAILED ****.\n",
e315cd28 1823 vha->host_no));
1da177e4
LT		 1824 } else {
1825 DEBUG3(printk("scsi(%ld): Init firmware -- success.\n",
e315cd28 1826 vha->host_no));
1da177e4
LT		 1827 }
1828
1829 return (rval);
1830}
1831
1832/**
1833 * qla2x00_fw_ready() - Waits for firmware ready.
1834 * @ha: HA context
1835 *
1836 * Returns 0 on success.
1837 */
1838static int
e315cd28 1839qla2x00_fw_ready(scsi_qla_host_t *vha)
1da177e4
LT		 1840{
1841 int rval;
4d4df193 1842 unsigned long wtime, mtime, cs84xx_time;
1da177e4
LT		 1843 uint16_t min_wait; /* Minimum wait time if loop is down */
1844 uint16_t wait_time; /* Wait time if loop is coming ready */
656e8912 1845 uint16_t state[5];
e315cd28 1846 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 1847
1848 rval = QLA_SUCCESS;
1849
1850 /* 20 seconds for loop down. */
fa2a1ce5 1851 min_wait = 20;
1da177e4
LT		 1852
1853 /*
1854 * Firmware should take at most one RATOV to login, plus 5 seconds for
1855 * our own processing.
1856 */
1857 if ((wait_time = (ha->retry_count*ha->login_timeout) + 5) < min_wait) {
1858 wait_time = min_wait;
1859 }
1860
1861 /* Min wait time if loop down */
1862 mtime = jiffies + (min_wait * HZ);
1863
1864 /* wait time before firmware ready */
1865 wtime = jiffies + (wait_time * HZ);
1866
1867 /* Wait for ISP to finish LIP */
e315cd28 1868 if (!vha->flags.init_done)
1da177e4
LT		 1869 qla_printk(KERN_INFO, ha, "Waiting for LIP to complete...\n");
1870
1871 DEBUG3(printk("scsi(%ld): Waiting for LIP to complete...\n",
e315cd28 1872 vha->host_no));
1da177e4
LT		 1873
1874 do {
e315cd28 1875 rval = qla2x00_get_firmware_state(vha, state);
1da177e4 1876 if (rval == QLA_SUCCESS) {
4d4df193 1877 if (state[0] < FSTATE_LOSS_OF_SYNC) {
e315cd28 1878 vha->device_flags &= ~DFLG_NO_CABLE;
1da177e4 1879 }
4d4df193
HK		 1880 if (IS_QLA84XX(ha) && state[0] != FSTATE_READY) {
1881 DEBUG16(printk("scsi(%ld): fw_state=%x "
e315cd28 1882 "84xx=%x.\n", vha->host_no, state[0],
4d4df193
HK		 1883 state[2]));
1884 if ((state[2] & FSTATE_LOGGED_IN) &&
1885 (state[2] & FSTATE_WAITING_FOR_VERIFY)) {
1886 DEBUG16(printk("scsi(%ld): Sending "
e315cd28 1887 "verify iocb.\n", vha->host_no));
4d4df193
HK		 1888
1889 cs84xx_time = jiffies;
e315cd28 1890 rval = qla84xx_init_chip(vha);
4d4df193
HK		 1891 if (rval != QLA_SUCCESS)
1892 break;
1893
1894 /* Add time taken to initialize. */
1895 cs84xx_time = jiffies - cs84xx_time;
1896 wtime += cs84xx_time;
1897 mtime += cs84xx_time;
1898 DEBUG16(printk("scsi(%ld): Increasing "
1899 "wait time by %ld. New time %ld\n",
e315cd28 1900 vha->host_no, cs84xx_time, wtime));
4d4df193
HK		 1901 }
1902 } else if (state[0] == FSTATE_READY) {
1da177e4 1903 DEBUG(printk("scsi(%ld): F/W Ready - OK \n",
e315cd28 1904 vha->host_no));
1da177e4 1905
e315cd28 1906 qla2x00_get_retry_cnt(vha, &ha->retry_count,
1da177e4
LT		 1907 &ha->login_timeout, &ha->r_a_tov);
1908
1909 rval = QLA_SUCCESS;
1910 break;
1911 }
1912
1913 rval = QLA_FUNCTION_FAILED;
1914
e315cd28 1915 if (atomic_read(&vha->loop_down_timer) &&
4d4df193 1916 state[0] != FSTATE_READY) {
1da177e4 1917 /* Loop down. Timeout on min_wait for states
fa2a1ce5
AV		 1918 * other than Wait for Login.
1919 */
1da177e4
LT		 1920 if (time_after_eq(jiffies, mtime)) {
1921 qla_printk(KERN_INFO, ha,
1922 "Cable is unplugged...\n");
1923
e315cd28 1924 vha->device_flags |= DFLG_NO_CABLE;
1da177e4
LT		 1925 break;
1926 }
1927 }
1928 } else {
1929 /* Mailbox cmd failed. Timeout on min_wait. */
cdbb0a4f
SV		 1930 if (time_after_eq(jiffies, mtime) ||
1931 (IS_QLA82XX(ha) && ha->flags.fw_hung))
1da177e4
LT		 1932 break;
1933 }
1934
1935 if (time_after_eq(jiffies, wtime))
1936 break;
1937
1938 /* Delay for a while */
1939 msleep(500);
1940
1941 DEBUG3(printk("scsi(%ld): fw_state=%x curr time=%lx.\n",
e315cd28 1942 vha->host_no, state[0], jiffies));
1da177e4
LT		 1943 } while (1);
1944
656e8912
AV		 1945 DEBUG(printk("scsi(%ld): fw_state=%x (%x, %x, %x, %x) curr time=%lx.\n",
1946 vha->host_no, state[0], state[1], state[2], state[3], state[4],
1947 jiffies));
1da177e4
LT		 1948
1949 if (rval) {
1950 DEBUG2_3(printk("scsi(%ld): Firmware ready **** FAILED ****.\n",
e315cd28 1951 vha->host_no));
1da177e4
LT		 1952 }
1953
1954 return (rval);
1955}
1956
1957/*
1958* qla2x00_configure_hba
1959* Setup adapter context.
1960*
1961* Input:
1962* ha = adapter state pointer.
1963*
1964* Returns:
1965* 0 = success
1966*
1967* Context:
1968* Kernel context.
1969*/
1970static int
e315cd28 1971qla2x00_configure_hba(scsi_qla_host_t *vha)
1da177e4
LT		 1972{
1973 int rval;
1974 uint16_t loop_id;
1975 uint16_t topo;
2c3dfe3f 1976 uint16_t sw_cap;
1da177e4
LT		 1977 uint8_t al_pa;
1978 uint8_t area;
1979 uint8_t domain;
1980 char connect_type[22];
e315cd28 1981 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 1982
1983 /* Get host addresses. */
e315cd28 1984 rval = qla2x00_get_adapter_id(vha,
2c3dfe3f 1985 &loop_id, &al_pa, &area, &domain, &topo, &sw_cap);
1da177e4 1986 if (rval != QLA_SUCCESS) {
e315cd28 1987 if (LOOP_TRANSITION(vha) || atomic_read(&ha->loop_down_timer) ||
33135aa2
RA		 1988 (rval == QLA_COMMAND_ERROR && loop_id == 0x7)) {
1989 DEBUG2(printk("%s(%ld) Loop is in a transition state\n",
e315cd28 1990 __func__, vha->host_no));
33135aa2
RA		 1991 } else {
1992 qla_printk(KERN_WARNING, ha,
1993 "ERROR -- Unable to get host loop ID.\n");
e315cd28 1994 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
33135aa2 1995 }
1da177e4
LT		 1996 return (rval);
1997 }
1998
1999 if (topo == 4) {
2000 qla_printk(KERN_INFO, ha,
2001 "Cannot get topology - retrying.\n");
2002 return (QLA_FUNCTION_FAILED);
2003 }
2004
e315cd28 2005 vha->loop_id = loop_id;
1da177e4
LT		 2006
2007 /* initialize */
2008 ha->min_external_loopid = SNS_FIRST_LOOP_ID;
2009 ha->operating_mode = LOOP;
2c3dfe3f 2010 ha->switch_cap = 0;
1da177e4
LT		 2011
2012 switch (topo) {
2013 case 0:
2014 DEBUG3(printk("scsi(%ld): HBA in NL topology.\n",
e315cd28 2015 vha->host_no));
1da177e4
LT		 2016 ha->current_topology = ISP_CFG_NL;
2017 strcpy(connect_type, "(Loop)");
2018 break;
2019
2020 case 1:
2021 DEBUG3(printk("scsi(%ld): HBA in FL topology.\n",
e315cd28 2022 vha->host_no));
2c3dfe3f 2023 ha->switch_cap = sw_cap;
1da177e4
LT		 2024 ha->current_topology = ISP_CFG_FL;
2025 strcpy(connect_type, "(FL_Port)");
2026 break;
2027
2028 case 2:
2029 DEBUG3(printk("scsi(%ld): HBA in N P2P topology.\n",
e315cd28 2030 vha->host_no));
1da177e4
LT		 2031 ha->operating_mode = P2P;
2032 ha->current_topology = ISP_CFG_N;
2033 strcpy(connect_type, "(N_Port-to-N_Port)");
2034 break;
2035
2036 case 3:
2037 DEBUG3(printk("scsi(%ld): HBA in F P2P topology.\n",
e315cd28 2038 vha->host_no));
2c3dfe3f 2039 ha->switch_cap = sw_cap;
1da177e4
LT		 2040 ha->operating_mode = P2P;
2041 ha->current_topology = ISP_CFG_F;
2042 strcpy(connect_type, "(F_Port)");
2043 break;
2044
2045 default:
2046 DEBUG3(printk("scsi(%ld): HBA in unknown topology %x. "
2047 "Using NL.\n",
e315cd28 2048 vha->host_no, topo));
1da177e4
LT		 2049 ha->current_topology = ISP_CFG_NL;
2050 strcpy(connect_type, "(Loop)");
2051 break;
2052 }
2053
2054 /* Save Host port and loop ID. */
2055 /* byte order - Big Endian */
e315cd28
AC		 2056 vha->d_id.b.domain = domain;
2057 vha->d_id.b.area = area;
2058 vha->d_id.b.al_pa = al_pa;
1da177e4 2059
e315cd28 2060 if (!vha->flags.init_done)
1da177e4
LT		 2061 qla_printk(KERN_INFO, ha,
2062 "Topology - %s, Host Loop address 0x%x\n",
e315cd28 2063 connect_type, vha->loop_id);
1da177e4
LT		 2064
2065 if (rval) {
e315cd28 2066 DEBUG2_3(printk("scsi(%ld): FAILED.\n", vha->host_no));
1da177e4 2067 } else {
e315cd28 2068 DEBUG3(printk("scsi(%ld): exiting normally.\n", vha->host_no));
1da177e4
LT		 2069 }
2070
2071 return(rval);
2072}
2073
a9083016 2074inline void
e315cd28
AC		 2075qla2x00_set_model_info(scsi_qla_host_t *vha, uint8_t *model, size_t len,
2076 char *def)
9bb9fcf2
AV		 2077{
2078 char *st, *en;
2079 uint16_t index;
e315cd28 2080 struct qla_hw_data *ha = vha->hw;
ab671149 2081 int use_tbl = !IS_QLA24XX_TYPE(ha) && !IS_QLA25XX(ha) &&
a9083016 2082 !IS_QLA8XXX_TYPE(ha);
9bb9fcf2
AV		 2083
2084 if (memcmp(model, BINZERO, len) != 0) {
2085 strncpy(ha->model_number, model, len);
2086 st = en = ha->model_number;
2087 en += len - 1;
2088 while (en > st) {
2089 if (*en != 0x20 && *en != 0x00)
2090 break;
2091 *en-- = '\0';
2092 }
2093
2094 index = (ha->pdev->subsystem_device & 0xff);
7d0dba17
AV		 2095 if (use_tbl &&
2096 ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
9bb9fcf2 2097 index < QLA_MODEL_NAMES)
1ee27146
JC		 2098 strncpy(ha->model_desc,
2099 qla2x00_model_name[index * 2 + 1],
2100 sizeof(ha->model_desc) - 1);
9bb9fcf2
AV		 2101 } else {
2102 index = (ha->pdev->subsystem_device & 0xff);
7d0dba17
AV		 2103 if (use_tbl &&
2104 ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
9bb9fcf2
AV		 2105 index < QLA_MODEL_NAMES) {
2106 strcpy(ha->model_number,
2107 qla2x00_model_name[index * 2]);
1ee27146
JC		 2108 strncpy(ha->model_desc,
2109 qla2x00_model_name[index * 2 + 1],
2110 sizeof(ha->model_desc) - 1);
9bb9fcf2
AV		 2111 } else {
2112 strcpy(ha->model_number, def);
2113 }
2114 }
1ee27146 2115 if (IS_FWI2_CAPABLE(ha))
e315cd28 2116 qla2xxx_get_vpd_field(vha, "\x82", ha->model_desc,
1ee27146 2117 sizeof(ha->model_desc));
9bb9fcf2
AV		 2118}
2119
4e08df3f
DM		 2120/* On sparc systems, obtain port and node WWN from firmware
2121 * properties.
2122 */
e315cd28 2123static void qla2xxx_nvram_wwn_from_ofw(scsi_qla_host_t *vha, nvram_t *nv)
4e08df3f
DM		 2124{
2125#ifdef CONFIG_SPARC
e315cd28 2126 struct qla_hw_data *ha = vha->hw;
4e08df3f 2127 struct pci_dev *pdev = ha->pdev;
15576bc8
DM		 2128 struct device_node *dp = pci_device_to_OF_node(pdev);
2129 const u8 *val;
4e08df3f
DM		 2130 int len;
2131
2132 val = of_get_property(dp, "port-wwn", &len);
2133 if (val && len >= WWN_SIZE)
2134 memcpy(nv->port_name, val, WWN_SIZE);
2135
2136 val = of_get_property(dp, "node-wwn", &len);
2137 if (val && len >= WWN_SIZE)
2138 memcpy(nv->node_name, val, WWN_SIZE);
2139#endif
2140}
2141
1da177e4
LT		 2142/*
2143* NVRAM configuration for ISP 2xxx
2144*
2145* Input:
2146* ha = adapter block pointer.
2147*
2148* Output:
2149* initialization control block in response_ring
2150* host adapters parameters in host adapter block
2151*
2152* Returns:
2153* 0 = success.
2154*/
abbd8870 2155int
e315cd28 2156qla2x00_nvram_config(scsi_qla_host_t *vha)
1da177e4 2157{
4e08df3f 2158 int rval;
0107109e
AV		 2159 uint8_t chksum = 0;
2160 uint16_t cnt;
2161 uint8_t *dptr1, *dptr2;
e315cd28 2162 struct qla_hw_data *ha = vha->hw;
0107109e 2163 init_cb_t *icb = ha->init_cb;
281afe19
SJ		 2164 nvram_t *nv = ha->nvram;
2165 uint8_t *ptr = ha->nvram;
3d71644c 2166 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1da177e4 2167
4e08df3f
DM		 2168 rval = QLA_SUCCESS;
2169
1da177e4 2170 /* Determine NVRAM starting address. */
0107109e 2171 ha->nvram_size = sizeof(nvram_t);
1da177e4
LT		 2172 ha->nvram_base = 0;
2173 if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha))
2174 if ((RD_REG_WORD(&reg->ctrl_status) >> 14) == 1)
2175 ha->nvram_base = 0x80;
2176
2177 /* Get NVRAM data and calculate checksum. */
e315cd28 2178 ha->isp_ops->read_nvram(vha, ptr, ha->nvram_base, ha->nvram_size);
0107109e
AV		 2179 for (cnt = 0, chksum = 0; cnt < ha->nvram_size; cnt++)
2180 chksum += *ptr++;
1da177e4 2181
e315cd28 2182 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", vha->host_no));
281afe19 2183 DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size));
1da177e4
LT		 2184
2185 /* Bad NVRAM data, set defaults parameters. */
2186 if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' ||
2187 nv->id[2] != 'P' || nv->id[3] != ' ' || nv->nvram_version < 1) {
2188 /* Reset NVRAM data. */
2189 qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: "
2190 "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0],
2191 nv->nvram_version);
4e08df3f
DM		 2192 qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet "
2193 "invalid -- WWPN) defaults.\n");
2194
2195 /*
2196 * Set default initialization control block.
2197 */
2198 memset(nv, 0, ha->nvram_size);
2199 nv->parameter_block_version = ICB_VERSION;
2200
2201 if (IS_QLA23XX(ha)) {
2202 nv->firmware_options[0] = BIT_2 | BIT_1;
2203 nv->firmware_options[1] = BIT_7 | BIT_5;
2204 nv->add_firmware_options[0] = BIT_5;
2205 nv->add_firmware_options[1] = BIT_5 | BIT_4;
2206 nv->frame_payload_size = __constant_cpu_to_le16(2048);
2207 nv->special_options[1] = BIT_7;
2208 } else if (IS_QLA2200(ha)) {
2209 nv->firmware_options[0] = BIT_2 | BIT_1;
2210 nv->firmware_options[1] = BIT_7 | BIT_5;
2211 nv->add_firmware_options[0] = BIT_5;
2212 nv->add_firmware_options[1] = BIT_5 | BIT_4;
2213 nv->frame_payload_size = __constant_cpu_to_le16(1024);
2214 } else if (IS_QLA2100(ha)) {
2215 nv->firmware_options[0] = BIT_3 | BIT_1;
2216 nv->firmware_options[1] = BIT_5;
2217 nv->frame_payload_size = __constant_cpu_to_le16(1024);
2218 }
2219
2220 nv->max_iocb_allocation = __constant_cpu_to_le16(256);
2221 nv->execution_throttle = __constant_cpu_to_le16(16);
2222 nv->retry_count = 8;
2223 nv->retry_delay = 1;
2224
2225 nv->port_name[0] = 33;
2226 nv->port_name[3] = 224;
2227 nv->port_name[4] = 139;
2228
e315cd28 2229 qla2xxx_nvram_wwn_from_ofw(vha, nv);
4e08df3f
DM		 2230
2231 nv->login_timeout = 4;
2232
2233 /*
2234 * Set default host adapter parameters
2235 */
2236 nv->host_p[1] = BIT_2;
2237 nv->reset_delay = 5;
2238 nv->port_down_retry_count = 8;
2239 nv->max_luns_per_target = __constant_cpu_to_le16(8);
2240 nv->link_down_timeout = 60;
2241
2242 rval = 1;
1da177e4
LT		 2243 }
2244
2245#if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2)
2246 /*
2247 * The SN2 does not provide BIOS emulation which means you can't change
2248 * potentially bogus BIOS settings. Force the use of default settings
2249 * for link rate and frame size. Hope that the rest of the settings
2250 * are valid.
2251 */
2252 if (ia64_platform_is("sn2")) {
2253 nv->frame_payload_size = __constant_cpu_to_le16(2048);
2254 if (IS_QLA23XX(ha))
2255 nv->special_options[1] = BIT_7;
2256 }
2257#endif
2258
2259 /* Reset Initialization control block */
0107109e 2260 memset(icb, 0, ha->init_cb_size);
1da177e4
LT		 2261
2262 /*
2263 * Setup driver NVRAM options.
2264 */
2265 nv->firmware_options[0] |= (BIT_6 | BIT_1);
2266 nv->firmware_options[0] &= ~(BIT_5 | BIT_4);
2267 nv->firmware_options[1] |= (BIT_5 | BIT_0);
2268 nv->firmware_options[1] &= ~BIT_4;
2269
2270 if (IS_QLA23XX(ha)) {
2271 nv->firmware_options[0] |= BIT_2;
2272 nv->firmware_options[0] &= ~BIT_3;
5ff1d584 2273 nv->firmware_options[0] &= ~BIT_6;
0107109e 2274 nv->add_firmware_options[1] |= BIT_5 | BIT_4;
1da177e4
LT		 2275
2276 if (IS_QLA2300(ha)) {
2277 if (ha->fb_rev == FPM_2310) {
2278 strcpy(ha->model_number, "QLA2310");
2279 } else {
2280 strcpy(ha->model_number, "QLA2300");
2281 }
2282 } else {
e315cd28 2283 qla2x00_set_model_info(vha, nv->model_number,
9bb9fcf2 2284 sizeof(nv->model_number), "QLA23xx");
1da177e4
LT		 2285 }
2286 } else if (IS_QLA2200(ha)) {
2287 nv->firmware_options[0] |= BIT_2;
2288 /*
2289 * 'Point-to-point preferred, else loop' is not a safe
2290 * connection mode setting.
2291 */
2292 if ((nv->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) ==
2293 (BIT_5 | BIT_4)) {
2294 /* Force 'loop preferred, else point-to-point'. */
2295 nv->add_firmware_options[0] &= ~(BIT_6 | BIT_5 | BIT_4);
2296 nv->add_firmware_options[0] |= BIT_5;
2297 }
2298 strcpy(ha->model_number, "QLA22xx");
2299 } else /*if (IS_QLA2100(ha))*/ {
2300 strcpy(ha->model_number, "QLA2100");
2301 }
2302
2303 /*
2304 * Copy over NVRAM RISC parameter block to initialization control block.
2305 */
2306 dptr1 = (uint8_t *)icb;
2307 dptr2 = (uint8_t *)&nv->parameter_block_version;
2308 cnt = (uint8_t *)&icb->request_q_outpointer - (uint8_t *)&icb->version;
2309 while (cnt--)
2310 *dptr1++ = *dptr2++;
2311
2312 /* Copy 2nd half. */
2313 dptr1 = (uint8_t *)icb->add_firmware_options;
2314 cnt = (uint8_t *)icb->reserved_3 - (uint8_t *)icb->add_firmware_options;
2315 while (cnt--)
2316 *dptr1++ = *dptr2++;
2317
5341e868
AV		 2318 /* Use alternate WWN? */
2319 if (nv->host_p[1] & BIT_7) {
2320 memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE);
2321 memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE);
2322 }
2323
1da177e4
LT		 2324 /* Prepare nodename */
2325 if ((icb->firmware_options[1] & BIT_6) == 0) {
2326 /*
2327 * Firmware will apply the following mask if the nodename was
2328 * not provided.
2329 */
2330 memcpy(icb->node_name, icb->port_name, WWN_SIZE);
2331 icb->node_name[0] &= 0xF0;
2332 }
2333
2334 /*
2335 * Set host adapter parameters.
2336 */
0181944f 2337 if (nv->host_p[0] & BIT_7)
11010fec 2338 ql2xextended_error_logging = 1;
1da177e4
LT		 2339 ha->flags.disable_risc_code_load = ((nv->host_p[0] & BIT_4) ? 1 : 0);
2340 /* Always load RISC code on non ISP2[12]00 chips. */
2341 if (!IS_QLA2100(ha) && !IS_QLA2200(ha))
2342 ha->flags.disable_risc_code_load = 0;
2343 ha->flags.enable_lip_reset = ((nv->host_p[1] & BIT_1) ? 1 : 0);
2344 ha->flags.enable_lip_full_login = ((nv->host_p[1] & BIT_2) ? 1 : 0);
2345 ha->flags.enable_target_reset = ((nv->host_p[1] & BIT_3) ? 1 : 0);
06c22bd1 2346 ha->flags.enable_led_scheme = (nv->special_options[1] & BIT_4) ? 1 : 0;
d4c760c2 2347 ha->flags.disable_serdes = 0;
1da177e4
LT		 2348
2349 ha->operating_mode =
2350 (icb->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) >> 4;
2351
2352 memcpy(ha->fw_seriallink_options, nv->seriallink_options,
2353 sizeof(ha->fw_seriallink_options));
2354
2355 /* save HBA serial number */
2356 ha->serial0 = icb->port_name[5];
2357 ha->serial1 = icb->port_name[6];
2358 ha->serial2 = icb->port_name[7];
e315cd28
AC		 2359 memcpy(vha->node_name, icb->node_name, WWN_SIZE);
2360 memcpy(vha->port_name, icb->port_name, WWN_SIZE);
1da177e4
LT		 2361
2362 icb->execution_throttle = __constant_cpu_to_le16(0xFFFF);
2363
2364 ha->retry_count = nv->retry_count;
2365
2366 /* Set minimum login_timeout to 4 seconds. */
5b91490e 2367 if (nv->login_timeout != ql2xlogintimeout)
1da177e4
LT		 2368 nv->login_timeout = ql2xlogintimeout;
2369 if (nv->login_timeout < 4)
2370 nv->login_timeout = 4;
2371 ha->login_timeout = nv->login_timeout;
2372 icb->login_timeout = nv->login_timeout;
2373
00a537b8
AV		 2374 /* Set minimum RATOV to 100 tenths of a second. */
2375 ha->r_a_tov = 100;
1da177e4 2376
1da177e4
LT		 2377 ha->loop_reset_delay = nv->reset_delay;
2378
1da177e4
LT		 2379 /* Link Down Timeout = 0:
2380 *
2381 * When Port Down timer expires we will start returning
2382 * I/O's to OS with "DID_NO_CONNECT".
2383 *
2384 * Link Down Timeout != 0:
2385 *
2386 * The driver waits for the link to come up after link down
2387 * before returning I/Os to OS with "DID_NO_CONNECT".
fa2a1ce5 2388 */
1da177e4
LT		 2389 if (nv->link_down_timeout == 0) {
2390 ha->loop_down_abort_time =
354d6b21 2391 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
1da177e4
LT		 2392 } else {
2393 ha->link_down_timeout = nv->link_down_timeout;
2394 ha->loop_down_abort_time =
2395 (LOOP_DOWN_TIME - ha->link_down_timeout);
fa2a1ce5 2396 }
1da177e4 2397
1da177e4
LT		 2398 /*
2399 * Need enough time to try and get the port back.
2400 */
2401 ha->port_down_retry_count = nv->port_down_retry_count;
2402 if (qlport_down_retry)
2403 ha->port_down_retry_count = qlport_down_retry;
2404 /* Set login_retry_count */
2405 ha->login_retry_count = nv->retry_count;
2406 if (ha->port_down_retry_count == nv->port_down_retry_count &&
2407 ha->port_down_retry_count > 3)
2408 ha->login_retry_count = ha->port_down_retry_count;
2409 else if (ha->port_down_retry_count > (int)ha->login_retry_count)
2410 ha->login_retry_count = ha->port_down_retry_count;
2411 if (ql2xloginretrycount)
2412 ha->login_retry_count = ql2xloginretrycount;
2413
1da177e4
LT		 2414 icb->lun_enables = __constant_cpu_to_le16(0);
2415 icb->command_resource_count = 0;
2416 icb->immediate_notify_resource_count = 0;
2417 icb->timeout = __constant_cpu_to_le16(0);
2418
2419 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
2420 /* Enable RIO */
2421 icb->firmware_options[0] &= ~BIT_3;
2422 icb->add_firmware_options[0] &=
2423 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0);
2424 icb->add_firmware_options[0] |= BIT_2;
2425 icb->response_accumulation_timer = 3;
2426 icb->interrupt_delay_timer = 5;
2427
e315cd28 2428 vha->flags.process_response_queue = 1;
1da177e4 2429 } else {
4fdfefe5 2430 /* Enable ZIO. */
e315cd28 2431 if (!vha->flags.init_done) {
4fdfefe5
AV		 2432 ha->zio_mode = icb->add_firmware_options[0] &
2433 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
2434 ha->zio_timer = icb->interrupt_delay_timer ?
2435 icb->interrupt_delay_timer: 2;
2436 }
1da177e4
LT		 2437 icb->add_firmware_options[0] &=
2438 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0);
e315cd28 2439 vha->flags.process_response_queue = 0;
4fdfefe5 2440 if (ha->zio_mode != QLA_ZIO_DISABLED) {
4a59f71d
AV		 2441 ha->zio_mode = QLA_ZIO_MODE_6;
2442
4fdfefe5 2443 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer "
e315cd28 2444 "delay (%d us).\n", vha->host_no, ha->zio_mode,
4fdfefe5 2445 ha->zio_timer * 100));
1da177e4 2446 qla_printk(KERN_INFO, ha,
4fdfefe5
AV		 2447 "ZIO mode %d enabled; timer delay (%d us).\n",
2448 ha->zio_mode, ha->zio_timer * 100);
1da177e4 2449
4fdfefe5
AV		 2450 icb->add_firmware_options[0] |= (uint8_t)ha->zio_mode;
2451 icb->interrupt_delay_timer = (uint8_t)ha->zio_timer;
e315cd28 2452 vha->flags.process_response_queue = 1;
1da177e4
LT		 2453 }
2454 }
2455
4e08df3f
DM		 2456 if (rval) {
2457 DEBUG2_3(printk(KERN_WARNING
e315cd28 2458 "scsi(%ld): NVRAM configuration failed!\n", vha->host_no));
4e08df3f
DM		 2459 }
2460 return (rval);
1da177e4
LT		 2461}
2462
19a7b4ae
JSEC		 2463static void
2464qla2x00_rport_del(void *data)
2465{
2466 fc_port_t *fcport = data;
d97994dc 2467 struct fc_rport *rport;
d97994dc 2468
e315cd28 2469 spin_lock_irq(fcport->vha->host->host_lock);
ac280b67 2470 rport = fcport->drport ? fcport->drport: fcport->rport;
d97994dc 2471 fcport->drport = NULL;
e315cd28 2472 spin_unlock_irq(fcport->vha->host->host_lock);
d97994dc
AV		 2473 if (rport)
2474 fc_remote_port_delete(rport);
19a7b4ae
JSEC		 2475}
2476
1da177e4
LT		 2477/**
2478 * qla2x00_alloc_fcport() - Allocate a generic fcport.
2479 * @ha: HA context
2480 * @flags: allocation flags
2481 *
2482 * Returns a pointer to the allocated fcport, or NULL, if none available.
2483 */
9a069e19 2484fc_port_t *
e315cd28 2485qla2x00_alloc_fcport(scsi_qla_host_t *vha, gfp_t flags)
1da177e4
LT		 2486{
2487 fc_port_t *fcport;
2488
bbfbbbc1
MK		 2489 fcport = kzalloc(sizeof(fc_port_t), flags);
2490 if (!fcport)
2491 return NULL;
1da177e4
LT		 2492
2493 /* Setup fcport template structure. */
e315cd28
AC		 2494 fcport->vha = vha;
2495 fcport->vp_idx = vha->vp_idx;
1da177e4
LT		 2496 fcport->port_type = FCT_UNKNOWN;
2497 fcport->loop_id = FC_NO_LOOP_ID;
1da177e4 2498 atomic_set(&fcport->state, FCS_UNCONFIGURED);
ad3e0eda 2499 fcport->supported_classes = FC_COS_UNSPECIFIED;
1da177e4 2500
bbfbbbc1 2501 return fcport;
1da177e4
LT		 2502}
2503
2504/*
2505 * qla2x00_configure_loop
2506 * Updates Fibre Channel Device Database with what is actually on loop.
2507 *
2508 * Input:
2509 * ha = adapter block pointer.
2510 *
2511 * Returns:
2512 * 0 = success.
2513 * 1 = error.
2514 * 2 = database was full and device was not configured.
2515 */
2516static int
e315cd28 2517qla2x00_configure_loop(scsi_qla_host_t *vha)
1da177e4
LT		 2518{
2519 int rval;
2520 unsigned long flags, save_flags;
e315cd28 2521 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 2522 rval = QLA_SUCCESS;
2523
2524 /* Get Initiator ID */
e315cd28
AC		 2525 if (test_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags)) {
2526 rval = qla2x00_configure_hba(vha);
1da177e4
LT		 2527 if (rval != QLA_SUCCESS) {
2528 DEBUG(printk("scsi(%ld): Unable to configure HBA.\n",
e315cd28 2529 vha->host_no));
1da177e4
LT		 2530 return (rval);
2531 }
2532 }
2533
e315cd28 2534 save_flags = flags = vha->dpc_flags;
1da177e4 2535 DEBUG(printk("scsi(%ld): Configure loop -- dpc flags =0x%lx\n",
e315cd28 2536 vha->host_no, flags));
1da177e4
LT		 2537
2538 /*
2539 * If we have both an RSCN and PORT UPDATE pending then handle them
2540 * both at the same time.
2541 */
e315cd28
AC		 2542 clear_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
2543 clear_bit(RSCN_UPDATE, &vha->dpc_flags);
1da177e4 2544
3064ff39
MH		 2545 qla2x00_get_data_rate(vha);
2546
1da177e4
LT		 2547 /* Determine what we need to do */
2548 if (ha->current_topology == ISP_CFG_FL &&
2549 (test_bit(LOCAL_LOOP_UPDATE, &flags))) {
2550
e315cd28 2551 vha->flags.rscn_queue_overflow = 1;
1da177e4
LT		 2552 set_bit(RSCN_UPDATE, &flags);
2553
2554 } else if (ha->current_topology == ISP_CFG_F &&
2555 (test_bit(LOCAL_LOOP_UPDATE, &flags))) {
2556
e315cd28 2557 vha->flags.rscn_queue_overflow = 1;
1da177e4
LT		 2558 set_bit(RSCN_UPDATE, &flags);
2559 clear_bit(LOCAL_LOOP_UPDATE, &flags);
21333b48
AV		 2560
2561 } else if (ha->current_topology == ISP_CFG_N) {
2562 clear_bit(RSCN_UPDATE, &flags);
1da177e4 2563
e315cd28 2564 } else if (!vha->flags.online ||
1da177e4
LT		 2565 (test_bit(ABORT_ISP_ACTIVE, &flags))) {
2566
e315cd28 2567 vha->flags.rscn_queue_overflow = 1;
1da177e4
LT		 2568 set_bit(RSCN_UPDATE, &flags);
2569 set_bit(LOCAL_LOOP_UPDATE, &flags);
2570 }
2571
2572 if (test_bit(LOCAL_LOOP_UPDATE, &flags)) {
e315cd28 2573 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
1da177e4 2574 rval = QLA_FUNCTION_FAILED;
e315cd28
AC		 2575 else
2576 rval = qla2x00_configure_local_loop(vha);
1da177e4
LT		 2577 }
2578
2579 if (rval == QLA_SUCCESS && test_bit(RSCN_UPDATE, &flags)) {
e315cd28 2580 if (LOOP_TRANSITION(vha))
1da177e4 2581 rval = QLA_FUNCTION_FAILED;
e315cd28
AC		 2582 else
2583 rval = qla2x00_configure_fabric(vha);
1da177e4
LT		 2584 }
2585
2586 if (rval == QLA_SUCCESS) {
e315cd28
AC		 2587 if (atomic_read(&vha->loop_down_timer) ||
2588 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) {
1da177e4
LT		 2589 rval = QLA_FUNCTION_FAILED;
2590 } else {
e315cd28 2591 atomic_set(&vha->loop_state, LOOP_READY);
1da177e4 2592
e315cd28 2593 DEBUG(printk("scsi(%ld): LOOP READY\n", vha->host_no));
1da177e4
LT		 2594 }
2595 }
2596
2597 if (rval) {
2598 DEBUG2_3(printk("%s(%ld): *** FAILED ***\n",
e315cd28 2599 __func__, vha->host_no));
1da177e4
LT		 2600 } else {
2601 DEBUG3(printk("%s: exiting normally\n", __func__));
2602 }
2603
cc3ef7bc 2604 /* Restore state if a resync event occurred during processing */
e315cd28 2605 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) {
1da177e4 2606 if (test_bit(LOCAL_LOOP_UPDATE, &save_flags))
e315cd28 2607 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
f4658b6c 2608 if (test_bit(RSCN_UPDATE, &save_flags)) {
e315cd28 2609 set_bit(RSCN_UPDATE, &vha->dpc_flags);
3a6478df
GM		 2610 if (!IS_ALOGIO_CAPABLE(ha))
2611 vha->flags.rscn_queue_overflow = 1;
f4658b6c 2612 }
1da177e4
LT		 2613 }
2614
2615 return (rval);
2616}
2617
2618
2619
2620/*
2621 * qla2x00_configure_local_loop
2622 * Updates Fibre Channel Device Database with local loop devices.
2623 *
2624 * Input:
2625 * ha = adapter block pointer.
2626 *
2627 * Returns:
2628 * 0 = success.
2629 */
2630static int
e315cd28 2631qla2x00_configure_local_loop(scsi_qla_host_t *vha)
1da177e4
LT		 2632{
2633 int rval, rval2;
2634 int found_devs;
2635 int found;
2636 fc_port_t *fcport, *new_fcport;
2637
2638 uint16_t index;
2639 uint16_t entries;
2640 char *id_iter;
2641 uint16_t loop_id;
2642 uint8_t domain, area, al_pa;
e315cd28 2643 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 2644
2645 found_devs = 0;
2646 new_fcport = NULL;
2647 entries = MAX_FIBRE_DEVICES;
2648
e315cd28
AC		 2649 DEBUG3(printk("scsi(%ld): Getting FCAL position map\n", vha->host_no));
2650 DEBUG3(qla2x00_get_fcal_position_map(vha, NULL));
1da177e4
LT		 2651
2652 /* Get list of logged in devices. */
2653 memset(ha->gid_list, 0, GID_LIST_SIZE);
e315cd28 2654 rval = qla2x00_get_id_list(vha, ha->gid_list, ha->gid_list_dma,
1da177e4
LT		 2655 &entries);
2656 if (rval != QLA_SUCCESS)
2657 goto cleanup_allocation;
2658
2659 DEBUG3(printk("scsi(%ld): Entries in ID list (%d)\n",
7640335e 2660 vha->host_no, entries));
1da177e4
LT		 2661 DEBUG3(qla2x00_dump_buffer((uint8_t *)ha->gid_list,
2662 entries * sizeof(struct gid_list_info)));
2663
2664 /* Allocate temporary fcport for any new fcports discovered. */
e315cd28 2665 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
1da177e4
LT		 2666 if (new_fcport == NULL) {
2667 rval = QLA_MEMORY_ALLOC_FAILED;
2668 goto cleanup_allocation;
2669 }
2670 new_fcport->flags &= ~FCF_FABRIC_DEVICE;
2671
2672 /*
2673 * Mark local devices that were present with FCF_DEVICE_LOST for now.
2674 */
e315cd28 2675 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1da177e4
LT		 2676 if (atomic_read(&fcport->state) == FCS_ONLINE &&
2677 fcport->port_type != FCT_BROADCAST &&
2678 (fcport->flags & FCF_FABRIC_DEVICE) == 0) {
2679
2680 DEBUG(printk("scsi(%ld): Marking port lost, "
2681 "loop_id=0x%04x\n",
e315cd28 2682 vha->host_no, fcport->loop_id));
1da177e4
LT		 2683
2684 atomic_set(&fcport->state, FCS_DEVICE_LOST);
1da177e4
LT		 2685 }
2686 }
2687
2688 /* Add devices to port list. */
2689 id_iter = (char *)ha->gid_list;
2690 for (index = 0; index < entries; index++) {
2691 domain = ((struct gid_list_info *)id_iter)->domain;
2692 area = ((struct gid_list_info *)id_iter)->area;
2693 al_pa = ((struct gid_list_info *)id_iter)->al_pa;
abbd8870 2694 if (IS_QLA2100(ha) || IS_QLA2200(ha))
1da177e4
LT		 2695 loop_id = (uint16_t)
2696 ((struct gid_list_info *)id_iter)->loop_id_2100;
abbd8870 2697 else
1da177e4
LT		 2698 loop_id = le16_to_cpu(
2699 ((struct gid_list_info *)id_iter)->loop_id);
abbd8870 2700 id_iter += ha->gid_list_info_size;
1da177e4
LT		 2701
2702 /* Bypass reserved domain fields. */
2703 if ((domain & 0xf0) == 0xf0)
2704 continue;
2705
2706 /* Bypass if not same domain and area of adapter. */
f7d289f6 2707 if (area && domain &&
e315cd28 2708 (area != vha->d_id.b.area || domain != vha->d_id.b.domain))
1da177e4
LT		 2709 continue;
2710
2711 /* Bypass invalid local loop ID. */
2712 if (loop_id > LAST_LOCAL_LOOP_ID)
2713 continue;
2714
2715 /* Fill in member data. */
2716 new_fcport->d_id.b.domain = domain;
2717 new_fcport->d_id.b.area = area;
2718 new_fcport->d_id.b.al_pa = al_pa;
2719 new_fcport->loop_id = loop_id;
e315cd28
AC		 2720 new_fcport->vp_idx = vha->vp_idx;
2721 rval2 = qla2x00_get_port_database(vha, new_fcport, 0);
1da177e4
LT		 2722 if (rval2 != QLA_SUCCESS) {
2723 DEBUG2(printk("scsi(%ld): Failed to retrieve fcport "
2724 "information -- get_port_database=%x, "
2725 "loop_id=0x%04x\n",
e315cd28 2726 vha->host_no, rval2, new_fcport->loop_id));
c9d02acf 2727 DEBUG2(printk("scsi(%ld): Scheduling resync...\n",
e315cd28
AC		 2728 vha->host_no));
2729 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1da177e4
LT		 2730 continue;
2731 }
2732
2733 /* Check for matching device in port list. */
2734 found = 0;
2735 fcport = NULL;
e315cd28 2736 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1da177e4
LT		 2737 if (memcmp(new_fcport->port_name, fcport->port_name,
2738 WWN_SIZE))
2739 continue;
2740
ddb9b126 2741 fcport->flags &= ~FCF_FABRIC_DEVICE;
1da177e4
LT		 2742 fcport->loop_id = new_fcport->loop_id;
2743 fcport->port_type = new_fcport->port_type;
2744 fcport->d_id.b24 = new_fcport->d_id.b24;
2745 memcpy(fcport->node_name, new_fcport->node_name,
2746 WWN_SIZE);
2747
2748 found++;
2749 break;
2750 }
2751
2752 if (!found) {
2753 /* New device, add to fcports list. */
e315cd28
AC		 2754 if (vha->vp_idx) {
2755 new_fcport->vha = vha;
2756 new_fcport->vp_idx = vha->vp_idx;
2c3dfe3f 2757 }
e315cd28 2758 list_add_tail(&new_fcport->list, &vha->vp_fcports);
1da177e4
LT		 2759
2760 /* Allocate a new replacement fcport. */
2761 fcport = new_fcport;
e315cd28 2762 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
1da177e4
LT		 2763 if (new_fcport == NULL) {
2764 rval = QLA_MEMORY_ALLOC_FAILED;
2765 goto cleanup_allocation;
2766 }
2767 new_fcport->flags &= ~FCF_FABRIC_DEVICE;
2768 }
2769
d8b45213 2770 /* Base iIDMA settings on HBA port speed. */
a3cbdfad 2771 fcport->fp_speed = ha->link_data_rate;
d8b45213 2772
e315cd28 2773 qla2x00_update_fcport(vha, fcport);
1da177e4
LT		 2774
2775 found_devs++;
2776 }
2777
2778cleanup_allocation:
c9475cb0 2779 kfree(new_fcport);
1da177e4
LT		 2780
2781 if (rval != QLA_SUCCESS) {
2782 DEBUG2(printk("scsi(%ld): Configure local loop error exit: "
e315cd28 2783 "rval=%x\n", vha->host_no, rval));
1da177e4
LT		 2784 }
2785
1da177e4
LT		 2786 return (rval);
2787}
2788
d8b45213 2789static void
e315cd28 2790qla2x00_iidma_fcport(scsi_qla_host_t *vha, fc_port_t *fcport)
d8b45213
AV		 2791{
2792#define LS_UNKNOWN 2
9f8fddee
AV		 2793 static char *link_speeds[] = { "1", "2", "?", "4", "8", "10" };
2794 char *link_speed;
d8b45213 2795 int rval;
1bb39548 2796 uint16_t mb[4];
e315cd28 2797 struct qla_hw_data *ha = vha->hw;
d8b45213 2798
c76f2c01 2799 if (!IS_IIDMA_CAPABLE(ha))
d8b45213
AV		 2800 return;
2801
39bd9622
AV		 2802 if (fcport->fp_speed == PORT_SPEED_UNKNOWN ||
2803 fcport->fp_speed > ha->link_data_rate)
d8b45213
AV		 2804 return;
2805
e315cd28 2806 rval = qla2x00_set_idma_speed(vha, fcport->loop_id, fcport->fp_speed,
a3cbdfad 2807 mb);
d8b45213
AV		 2808 if (rval != QLA_SUCCESS) {
2809 DEBUG2(printk("scsi(%ld): Unable to adjust iIDMA "
2810 "%02x%02x%02x%02x%02x%02x%02x%02x -- %04x %x %04x %04x.\n",
e315cd28 2811 vha->host_no, fcport->port_name[0], fcport->port_name[1],
d8b45213
AV		 2812 fcport->port_name[2], fcport->port_name[3],
2813 fcport->port_name[4], fcport->port_name[5],
2814 fcport->port_name[6], fcport->port_name[7], rval,
a3cbdfad 2815 fcport->fp_speed, mb[0], mb[1]));
d8b45213 2816 } else {
9f8fddee
AV		 2817 link_speed = link_speeds[LS_UNKNOWN];
2818 if (fcport->fp_speed < 5)
2819 link_speed = link_speeds[fcport->fp_speed];
2820 else if (fcport->fp_speed == 0x13)
2821 link_speed = link_speeds[5];
d8b45213
AV		 2822 DEBUG2(qla_printk(KERN_INFO, ha,
2823 "iIDMA adjusted to %s GB/s on "
2824 "%02x%02x%02x%02x%02x%02x%02x%02x.\n",
9f8fddee 2825 link_speed, fcport->port_name[0],
d8b45213
AV		 2826 fcport->port_name[1], fcport->port_name[2],
2827 fcport->port_name[3], fcport->port_name[4],
2828 fcport->port_name[5], fcport->port_name[6],
2829 fcport->port_name[7]));
2830 }
2831}
2832
23be331d 2833static void
e315cd28 2834qla2x00_reg_remote_port(scsi_qla_host_t *vha, fc_port_t *fcport)
8482e118
AV		 2835{
2836 struct fc_rport_identifiers rport_ids;
bdf79621 2837 struct fc_rport *rport;
e315cd28 2838 struct qla_hw_data *ha = vha->hw;
8482e118 2839
ac280b67 2840 qla2x00_rport_del(fcport);
8482e118 2841
f8b02a85
AV		 2842 rport_ids.node_name = wwn_to_u64(fcport->node_name);
2843 rport_ids.port_name = wwn_to_u64(fcport->port_name);
8482e118
AV		 2844 rport_ids.port_id = fcport->d_id.b.domain << 16 |
2845 fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
77d74143 2846 rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
e315cd28 2847 fcport->rport = rport = fc_remote_port_add(vha->host, 0, &rport_ids);
77d74143
AV		 2848 if (!rport) {
2849 qla_printk(KERN_WARNING, ha,
2850 "Unable to allocate fc remote port!\n");
2851 return;
2852 }
e315cd28 2853 spin_lock_irq(fcport->vha->host->host_lock);
19a7b4ae 2854 *((fc_port_t **)rport->dd_data) = fcport;
e315cd28 2855 spin_unlock_irq(fcport->vha->host->host_lock);
d97994dc 2856
ad3e0eda 2857 rport->supported_classes = fcport->supported_classes;
77d74143 2858
8482e118
AV		 2859 rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
2860 if (fcport->port_type == FCT_INITIATOR)
2861 rport_ids.roles |= FC_RPORT_ROLE_FCP_INITIATOR;
2862 if (fcport->port_type == FCT_TARGET)
2863 rport_ids.roles |= FC_RPORT_ROLE_FCP_TARGET;
77d74143 2864 fc_remote_port_rolechg(rport, rport_ids.roles);
1da177e4
LT		 2865}
2866
23be331d
AB		 2867/*
2868 * qla2x00_update_fcport
2869 * Updates device on list.
2870 *
2871 * Input:
2872 * ha = adapter block pointer.
2873 * fcport = port structure pointer.
2874 *
2875 * Return:
2876 * 0 - Success
2877 * BIT_0 - error
2878 *
2879 * Context:
2880 * Kernel context.
2881 */
2882void
e315cd28 2883qla2x00_update_fcport(scsi_qla_host_t *vha, fc_port_t *fcport)
23be331d 2884{
e315cd28 2885 struct qla_hw_data *ha = vha->hw;
2c3dfe3f 2886
e315cd28 2887 fcport->vha = vha;
23be331d 2888 fcport->login_retry = 0;
e315cd28 2889 fcport->port_login_retry_count = ha->port_down_retry_count *
23be331d 2890 PORT_RETRY_TIME;
e315cd28 2891 atomic_set(&fcport->port_down_timer, ha->port_down_retry_count *
23be331d 2892 PORT_RETRY_TIME);
5ff1d584 2893 fcport->flags &= ~(FCF_LOGIN_NEEDED | FCF_ASYNC_SENT);
23be331d 2894
e315cd28 2895 qla2x00_iidma_fcport(vha, fcport);
23be331d
AB		 2896
2897 atomic_set(&fcport->state, FCS_ONLINE);
2898
e315cd28 2899 qla2x00_reg_remote_port(vha, fcport);
23be331d
AB		 2900}
2901
1da177e4
LT		 2902/*
2903 * qla2x00_configure_fabric
2904 * Setup SNS devices with loop ID's.
2905 *
2906 * Input:
2907 * ha = adapter block pointer.
2908 *
2909 * Returns:
2910 * 0 = success.
2911 * BIT_0 = error
2912 */
2913static int
e315cd28 2914qla2x00_configure_fabric(scsi_qla_host_t *vha)
1da177e4
LT		 2915{
2916 int rval, rval2;
2917 fc_port_t *fcport, *fcptemp;
2918 uint16_t next_loopid;
2919 uint16_t mb[MAILBOX_REGISTER_COUNT];
0107109e 2920 uint16_t loop_id;
1da177e4 2921 LIST_HEAD(new_fcports);
e315cd28
AC		 2922 struct qla_hw_data *ha = vha->hw;
2923 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1da177e4
LT		 2924
2925 /* If FL port exists, then SNS is present */
e428924c 2926 if (IS_FWI2_CAPABLE(ha))
0107109e
AV		 2927 loop_id = NPH_F_PORT;
2928 else
2929 loop_id = SNS_FL_PORT;
e315cd28 2930 rval = qla2x00_get_port_name(vha, loop_id, vha->fabric_node_name, 1);
1da177e4
LT		 2931 if (rval != QLA_SUCCESS) {
2932 DEBUG2(printk("scsi(%ld): MBC_GET_PORT_NAME Failed, No FL "
e315cd28 2933 "Port\n", vha->host_no));
1da177e4 2934
e315cd28 2935 vha->device_flags &= ~SWITCH_FOUND;
1da177e4
LT		 2936 return (QLA_SUCCESS);
2937 }
e315cd28 2938 vha->device_flags |= SWITCH_FOUND;
1da177e4
LT		 2939
2940 /* Mark devices that need re-synchronization. */
e315cd28 2941 rval2 = qla2x00_device_resync(vha);
1da177e4
LT		 2942 if (rval2 == QLA_RSCNS_HANDLED) {
2943 /* No point doing the scan, just continue. */
2944 return (QLA_SUCCESS);
2945 }
2946 do {
cca5335c
AV		 2947 /* FDMI support. */
2948 if (ql2xfdmienable &&
e315cd28
AC		 2949 test_and_clear_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags))
2950 qla2x00_fdmi_register(vha);
cca5335c 2951
1da177e4 2952 /* Ensure we are logged into the SNS. */
e428924c 2953 if (IS_FWI2_CAPABLE(ha))
0107109e
AV		 2954 loop_id = NPH_SNS;
2955 else
2956 loop_id = SIMPLE_NAME_SERVER;
e315cd28 2957 ha->isp_ops->fabric_login(vha, loop_id, 0xff, 0xff,
abbd8870 2958 0xfc, mb, BIT_1 | BIT_0);
1da177e4
LT		 2959 if (mb[0] != MBS_COMMAND_COMPLETE) {
2960 DEBUG2(qla_printk(KERN_INFO, ha,
2961 "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x "
0107109e 2962 "mb[2]=%x mb[6]=%x mb[7]=%x\n", loop_id,
1da177e4
LT		 2963 mb[0], mb[1], mb[2], mb[6], mb[7]));
2964 return (QLA_SUCCESS);
2965 }
2966
e315cd28
AC		 2967 if (test_and_clear_bit(REGISTER_FC4_NEEDED, &vha->dpc_flags)) {
2968 if (qla2x00_rft_id(vha)) {
1da177e4
LT		 2969 /* EMPTY */
2970 DEBUG2(printk("scsi(%ld): Register FC-4 "
e315cd28 2971 "TYPE failed.\n", vha->host_no));
1da177e4 2972 }
e315cd28 2973 if (qla2x00_rff_id(vha)) {
1da177e4
LT		 2974 /* EMPTY */
2975 DEBUG2(printk("scsi(%ld): Register FC-4 "
e315cd28 2976 "Features failed.\n", vha->host_no));
1da177e4 2977 }
e315cd28 2978 if (qla2x00_rnn_id(vha)) {
1da177e4
LT		 2979 /* EMPTY */
2980 DEBUG2(printk("scsi(%ld): Register Node Name "
e315cd28
AC		 2981 "failed.\n", vha->host_no));
2982 } else if (qla2x00_rsnn_nn(vha)) {
1da177e4
LT		 2983 /* EMPTY */
2984 DEBUG2(printk("scsi(%ld): Register Symbolic "
e315cd28 2985 "Node Name failed.\n", vha->host_no));
1da177e4
LT		 2986 }
2987 }
2988
e315cd28 2989 rval = qla2x00_find_all_fabric_devs(vha, &new_fcports);
1da177e4
LT		 2990 if (rval != QLA_SUCCESS)
2991 break;
2992
2993 /*
2994 * Logout all previous fabric devices marked lost, except
f08b7251 2995 * FCP2 devices.
1da177e4 2996 */
e315cd28
AC		 2997 list_for_each_entry(fcport, &vha->vp_fcports, list) {
2998 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
1da177e4
LT		 2999 break;
3000
3001 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0)
3002 continue;
3003
3004 if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) {
e315cd28 3005 qla2x00_mark_device_lost(vha, fcport,
d97994dc 3006 ql2xplogiabsentdevice, 0);
1da177e4 3007 if (fcport->loop_id != FC_NO_LOOP_ID &&
f08b7251 3008 (fcport->flags & FCF_FCP2_DEVICE) == 0 &&
1da177e4
LT		 3009 fcport->port_type != FCT_INITIATOR &&
3010 fcport->port_type != FCT_BROADCAST) {
e315cd28 3011 ha->isp_ops->fabric_logout(vha,
1c7c6357
AV		 3012 fcport->loop_id,
3013 fcport->d_id.b.domain,
3014 fcport->d_id.b.area,
3015 fcport->d_id.b.al_pa);
1da177e4
LT		 3016 fcport->loop_id = FC_NO_LOOP_ID;
3017 }
3018 }
3019 }
3020
3021 /* Starting free loop ID. */
e315cd28 3022 next_loopid = ha->min_external_loopid;
1da177e4
LT		 3023
3024 /*
3025 * Scan through our port list and login entries that need to be
3026 * logged in.
3027 */
e315cd28
AC		 3028 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3029 if (atomic_read(&vha->loop_down_timer) ||
3030 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
1da177e4
LT		 3031 break;
3032
3033 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 ||
3034 (fcport->flags & FCF_LOGIN_NEEDED) == 0)
3035 continue;
3036
3037 if (fcport->loop_id == FC_NO_LOOP_ID) {
3038 fcport->loop_id = next_loopid;
d4486fd6 3039 rval = qla2x00_find_new_loop_id(
e315cd28 3040 base_vha, fcport);
1da177e4
LT		 3041 if (rval != QLA_SUCCESS) {
3042 /* Ran out of IDs to use */
3043 break;
3044 }
3045 }
1da177e4 3046 /* Login and update database */
e315cd28 3047 qla2x00_fabric_dev_login(vha, fcport, &next_loopid);
1da177e4
LT		 3048 }
3049
3050 /* Exit if out of loop IDs. */
3051 if (rval != QLA_SUCCESS) {
3052 break;
3053 }
3054
3055 /*
3056 * Login and add the new devices to our port list.
3057 */
3058 list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) {
e315cd28
AC		 3059 if (atomic_read(&vha->loop_down_timer) ||
3060 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
1da177e4
LT		 3061 break;
3062
3063 /* Find a new loop ID to use. */
3064 fcport->loop_id = next_loopid;
e315cd28 3065 rval = qla2x00_find_new_loop_id(base_vha, fcport);
1da177e4
LT		 3066 if (rval != QLA_SUCCESS) {
3067 /* Ran out of IDs to use */
3068 break;
3069 }
3070
bdf79621 3071 /* Login and update database */
e315cd28
AC		 3072 qla2x00_fabric_dev_login(vha, fcport, &next_loopid);
3073
3074 if (vha->vp_idx) {
3075 fcport->vha = vha;
3076 fcport->vp_idx = vha->vp_idx;
3077 }
3078 list_move_tail(&fcport->list, &vha->vp_fcports);
1da177e4
LT		 3079 }
3080 } while (0);
3081
3082 /* Free all new device structures not processed. */
3083 list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) {
3084 list_del(&fcport->list);
3085 kfree(fcport);
3086 }
3087
3088 if (rval) {
3089 DEBUG2(printk("scsi(%ld): Configure fabric error exit: "
e315cd28 3090 "rval=%d\n", vha->host_no, rval));
1da177e4
LT		 3091 }
3092
3093 return (rval);
3094}
3095
1da177e4
LT		 3096/*
3097 * qla2x00_find_all_fabric_devs
3098 *
3099 * Input:
3100 * ha = adapter block pointer.
3101 * dev = database device entry pointer.
3102 *
3103 * Returns:
3104 * 0 = success.
3105 *
3106 * Context:
3107 * Kernel context.
3108 */
3109static int
e315cd28
AC		 3110qla2x00_find_all_fabric_devs(scsi_qla_host_t *vha,
3111 struct list_head *new_fcports)
1da177e4
LT		 3112{
3113 int rval;
3114 uint16_t loop_id;
3115 fc_port_t *fcport, *new_fcport, *fcptemp;
3116 int found;
3117
3118 sw_info_t *swl;
3119 int swl_idx;
3120 int first_dev, last_dev;
1516ef44 3121 port_id_t wrap = {}, nxt_d_id;
e315cd28
AC		 3122 struct qla_hw_data *ha = vha->hw;
3123 struct scsi_qla_host *vp, *base_vha = pci_get_drvdata(ha->pdev);
ee546b6e 3124 struct scsi_qla_host *tvp;
1da177e4
LT		 3125
3126 rval = QLA_SUCCESS;
3127
3128 /* Try GID_PT to get device list, else GAN. */
4b89258c 3129 swl = kcalloc(MAX_FIBRE_DEVICES, sizeof(sw_info_t), GFP_KERNEL);
bbfbbbc1 3130 if (!swl) {
1da177e4
LT		 3131 /*EMPTY*/
3132 DEBUG2(printk("scsi(%ld): GID_PT allocations failed, fallback "
e315cd28 3133 "on GA_NXT\n", vha->host_no));
1da177e4 3134 } else {
e315cd28 3135 if (qla2x00_gid_pt(vha, swl) != QLA_SUCCESS) {
1da177e4
LT		 3136 kfree(swl);
3137 swl = NULL;
e315cd28 3138 } else if (qla2x00_gpn_id(vha, swl) != QLA_SUCCESS) {
1da177e4
LT		 3139 kfree(swl);
3140 swl = NULL;
e315cd28 3141 } else if (qla2x00_gnn_id(vha, swl) != QLA_SUCCESS) {
1da177e4
LT		 3142 kfree(swl);
3143 swl = NULL;
e5896bd5 3144 } else if (ql2xiidmaenable &&
e315cd28
AC		 3145 qla2x00_gfpn_id(vha, swl) == QLA_SUCCESS) {
3146 qla2x00_gpsc(vha, swl);
1da177e4 3147 }
e8c72ba5
CD		 3148
3149 /* If other queries succeeded probe for FC-4 type */
3150 if (swl)
3151 qla2x00_gff_id(vha, swl);
1da177e4
LT		 3152 }
3153 swl_idx = 0;
3154
3155 /* Allocate temporary fcport for any new fcports discovered. */
e315cd28 3156 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
1da177e4 3157 if (new_fcport == NULL) {
c9475cb0 3158 kfree(swl);
1da177e4
LT		 3159 return (QLA_MEMORY_ALLOC_FAILED);
3160 }
3161 new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED);
1da177e4
LT		 3162 /* Set start port ID scan at adapter ID. */
3163 first_dev = 1;
3164 last_dev = 0;
3165
3166 /* Starting free loop ID. */
e315cd28
AC		 3167 loop_id = ha->min_external_loopid;
3168 for (; loop_id <= ha->max_loop_id; loop_id++) {
3169 if (qla2x00_is_reserved_id(vha, loop_id))
1da177e4
LT		 3170 continue;
3171
3a6478df
GM		 3172 if (ha->current_topology == ISP_CFG_FL &&
3173 (atomic_read(&vha->loop_down_timer) ||
3174 LOOP_TRANSITION(vha))) {
bb2d52b2
AV		 3175 atomic_set(&vha->loop_down_timer, 0);
3176 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
3177 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
1da177e4 3178 break;
bb2d52b2 3179 }
1da177e4
LT		 3180
3181 if (swl != NULL) {
3182 if (last_dev) {
3183 wrap.b24 = new_fcport->d_id.b24;
3184 } else {
3185 new_fcport->d_id.b24 = swl[swl_idx].d_id.b24;
3186 memcpy(new_fcport->node_name,
3187 swl[swl_idx].node_name, WWN_SIZE);
3188 memcpy(new_fcport->port_name,
3189 swl[swl_idx].port_name, WWN_SIZE);
d8b45213
AV		 3190 memcpy(new_fcport->fabric_port_name,
3191 swl[swl_idx].fabric_port_name, WWN_SIZE);
3192 new_fcport->fp_speed = swl[swl_idx].fp_speed;
e8c72ba5 3193 new_fcport->fc4_type = swl[swl_idx].fc4_type;
1da177e4
LT		 3194
3195 if (swl[swl_idx].d_id.b.rsvd_1 != 0) {
3196 last_dev = 1;
3197 }
3198 swl_idx++;
3199 }
3200 } else {
3201 /* Send GA_NXT to the switch */
e315cd28 3202 rval = qla2x00_ga_nxt(vha, new_fcport);
1da177e4
LT		 3203 if (rval != QLA_SUCCESS) {
3204 qla_printk(KERN_WARNING, ha,
3205 "SNS scan failed -- assuming zero-entry "
3206 "result...\n");
3207 list_for_each_entry_safe(fcport, fcptemp,
3208 new_fcports, list) {
3209 list_del(&fcport->list);
3210 kfree(fcport);
3211 }
3212 rval = QLA_SUCCESS;
3213 break;
3214 }
3215 }
3216
3217 /* If wrap on switch device list, exit. */
3218 if (first_dev) {
3219 wrap.b24 = new_fcport->d_id.b24;
3220 first_dev = 0;
3221 } else if (new_fcport->d_id.b24 == wrap.b24) {
3222 DEBUG2(printk("scsi(%ld): device wrap (%02x%02x%02x)\n",
e315cd28 3223 vha->host_no, new_fcport->d_id.b.domain,
1da177e4
LT		 3224 new_fcport->d_id.b.area, new_fcport->d_id.b.al_pa));
3225 break;
3226 }
3227
2c3dfe3f 3228 /* Bypass if same physical adapter. */
e315cd28 3229 if (new_fcport->d_id.b24 == base_vha->d_id.b24)
1da177e4
LT		 3230 continue;
3231
2c3dfe3f 3232 /* Bypass virtual ports of the same host. */
e315cd28
AC		 3233 found = 0;
3234 if (ha->num_vhosts) {
feafb7b1
AE		 3235 unsigned long flags;
3236
3237 spin_lock_irqsave(&ha->vport_slock, flags);
ee546b6e 3238 list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
e315cd28
AC		 3239 if (new_fcport->d_id.b24 == vp->d_id.b24) {
3240 found = 1;
2c3dfe3f 3241 break;
e315cd28 3242 }
2c3dfe3f 3243 }
feafb7b1
AE		 3244 spin_unlock_irqrestore(&ha->vport_slock, flags);
3245
e315cd28 3246 if (found)
2c3dfe3f
SJ		 3247 continue;
3248 }
3249
f7d289f6
AV		 3250 /* Bypass if same domain and area of adapter. */
3251 if (((new_fcport->d_id.b24 & 0xffff00) ==
e315cd28 3252 (vha->d_id.b24 & 0xffff00)) && ha->current_topology ==
f7d289f6
AV		 3253 ISP_CFG_FL)
3254 continue;
3255
1da177e4
LT		 3256 /* Bypass reserved domain fields. */
3257 if ((new_fcport->d_id.b.domain & 0xf0) == 0xf0)
3258 continue;
3259
e8c72ba5
CD		 3260 /* Bypass ports whose FCP-4 type is not FCP_SCSI */
3261 if (new_fcport->fc4_type != FC4_TYPE_FCP_SCSI &&
3262 new_fcport->fc4_type != FC4_TYPE_UNKNOWN)
3263 continue;
3264
1da177e4
LT		 3265 /* Locate matching device in database. */
3266 found = 0;
e315cd28 3267 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1da177e4
LT		 3268 if (memcmp(new_fcport->port_name, fcport->port_name,
3269 WWN_SIZE))
3270 continue;
3271
3272 found++;
3273
d8b45213
AV		 3274 /* Update port state. */
3275 memcpy(fcport->fabric_port_name,
3276 new_fcport->fabric_port_name, WWN_SIZE);
3277 fcport->fp_speed = new_fcport->fp_speed;
3278
1da177e4
LT		 3279 /*
3280 * If address the same and state FCS_ONLINE, nothing
3281 * changed.
3282 */
3283 if (fcport->d_id.b24 == new_fcport->d_id.b24 &&
3284 atomic_read(&fcport->state) == FCS_ONLINE) {
3285 break;
3286 }
3287
3288 /*
3289 * If device was not a fabric device before.
3290 */
3291 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) {
3292 fcport->d_id.b24 = new_fcport->d_id.b24;
3293 fcport->loop_id = FC_NO_LOOP_ID;
3294 fcport->flags |= (FCF_FABRIC_DEVICE |
3295 FCF_LOGIN_NEEDED);
1da177e4
LT		 3296 break;
3297 }
3298
3299 /*
3300 * Port ID changed or device was marked to be updated;
3301 * Log it out if still logged in and mark it for
3302 * relogin later.
3303 */
3304 fcport->d_id.b24 = new_fcport->d_id.b24;
3305 fcport->flags |= FCF_LOGIN_NEEDED;
3306 if (fcport->loop_id != FC_NO_LOOP_ID &&
f08b7251 3307 (fcport->flags & FCF_FCP2_DEVICE) == 0 &&
1da177e4
LT		 3308 fcport->port_type != FCT_INITIATOR &&
3309 fcport->port_type != FCT_BROADCAST) {
e315cd28 3310 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
1c7c6357
AV		 3311 fcport->d_id.b.domain, fcport->d_id.b.area,
3312 fcport->d_id.b.al_pa);
1da177e4
LT		 3313 fcport->loop_id = FC_NO_LOOP_ID;
3314 }
3315
3316 break;
3317 }
3318
3319 if (found)
3320 continue;
1da177e4
LT		 3321 /* If device was not in our fcports list, then add it. */
3322 list_add_tail(&new_fcport->list, new_fcports);
3323
3324 /* Allocate a new replacement fcport. */
3325 nxt_d_id.b24 = new_fcport->d_id.b24;
e315cd28 3326 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
1da177e4 3327 if (new_fcport == NULL) {
c9475cb0 3328 kfree(swl);
1da177e4
LT		 3329 return (QLA_MEMORY_ALLOC_FAILED);
3330 }
3331 new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED);
3332 new_fcport->d_id.b24 = nxt_d_id.b24;
3333 }
3334
c9475cb0
JJ		 3335 kfree(swl);
3336 kfree(new_fcport);
1da177e4 3337
1da177e4
LT		 3338 return (rval);
3339}
3340
3341/*
3342 * qla2x00_find_new_loop_id
3343 * Scan through our port list and find a new usable loop ID.
3344 *
3345 * Input:
3346 * ha: adapter state pointer.
3347 * dev: port structure pointer.
3348 *
3349 * Returns:
3350 * qla2x00 local function return status code.
3351 *
3352 * Context:
3353 * Kernel context.
3354 */
413975a0 3355static int
e315cd28 3356qla2x00_find_new_loop_id(scsi_qla_host_t *vha, fc_port_t *dev)
1da177e4
LT		 3357{
3358 int rval;
3359 int found;
3360 fc_port_t *fcport;
3361 uint16_t first_loop_id;
e315cd28
AC		 3362 struct qla_hw_data *ha = vha->hw;
3363 struct scsi_qla_host *vp;
ee546b6e 3364 struct scsi_qla_host *tvp;
feafb7b1 3365 unsigned long flags = 0;
1da177e4
LT		 3366
3367 rval = QLA_SUCCESS;
3368
3369 /* Save starting loop ID. */
3370 first_loop_id = dev->loop_id;
3371
3372 for (;;) {
3373 /* Skip loop ID if already used by adapter. */
e315cd28 3374 if (dev->loop_id == vha->loop_id)
1da177e4 3375 dev->loop_id++;
1da177e4
LT		 3376
3377 /* Skip reserved loop IDs. */
e315cd28 3378 while (qla2x00_is_reserved_id(vha, dev->loop_id))
1da177e4 3379 dev->loop_id++;
1da177e4
LT		 3380
3381 /* Reset loop ID if passed the end. */
e315cd28 3382 if (dev->loop_id > ha->max_loop_id) {
1da177e4
LT		 3383 /* first loop ID. */
3384 dev->loop_id = ha->min_external_loopid;
3385 }
3386
3387 /* Check for loop ID being already in use. */
3388 found = 0;
3389 fcport = NULL;
feafb7b1
AE		 3390
3391 spin_lock_irqsave(&ha->vport_slock, flags);
ee546b6e 3392 list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
e315cd28
AC		 3393 list_for_each_entry(fcport, &vp->vp_fcports, list) {
3394 if (fcport->loop_id == dev->loop_id &&
3395 fcport != dev) {
3396 /* ID possibly in use */
3397 found++;
3398 break;
3399 }
1da177e4 3400 }
e315cd28
AC		 3401 if (found)
3402 break;
1da177e4 3403 }
feafb7b1 3404 spin_unlock_irqrestore(&ha->vport_slock, flags);
1da177e4
LT		 3405
3406 /* If not in use then it is free to use. */
3407 if (!found) {
3408 break;
3409 }
3410
3411 /* ID in use. Try next value. */
3412 dev->loop_id++;
3413
3414 /* If wrap around. No free ID to use. */
3415 if (dev->loop_id == first_loop_id) {
3416 dev->loop_id = FC_NO_LOOP_ID;
3417 rval = QLA_FUNCTION_FAILED;
3418 break;
3419 }
3420 }
3421
3422 return (rval);
3423}
3424
3425/*
3426 * qla2x00_device_resync
3427 * Marks devices in the database that needs resynchronization.
3428 *
3429 * Input:
3430 * ha = adapter block pointer.
3431 *
3432 * Context:
3433 * Kernel context.
3434 */
3435static int
e315cd28 3436qla2x00_device_resync(scsi_qla_host_t *vha)
1da177e4
LT		 3437{
3438 int rval;
1da177e4
LT		 3439 uint32_t mask;
3440 fc_port_t *fcport;
3441 uint32_t rscn_entry;
3442 uint8_t rscn_out_iter;
3443 uint8_t format;
1516ef44 3444 port_id_t d_id = {};
1da177e4
LT		 3445
3446 rval = QLA_RSCNS_HANDLED;
3447
e315cd28
AC		 3448 while (vha->rscn_out_ptr != vha->rscn_in_ptr ||
3449 vha->flags.rscn_queue_overflow) {
1da177e4 3450
e315cd28 3451 rscn_entry = vha->rscn_queue[vha->rscn_out_ptr];
1da177e4
LT		 3452 format = MSB(MSW(rscn_entry));
3453 d_id.b.domain = LSB(MSW(rscn_entry));
3454 d_id.b.area = MSB(LSW(rscn_entry));
3455 d_id.b.al_pa = LSB(LSW(rscn_entry));
3456
3457 DEBUG(printk("scsi(%ld): RSCN queue entry[%d] = "
3458 "[%02x/%02x%02x%02x].\n",
e315cd28 3459 vha->host_no, vha->rscn_out_ptr, format, d_id.b.domain,
1da177e4
LT		 3460 d_id.b.area, d_id.b.al_pa));
3461
e315cd28
AC		 3462 vha->rscn_out_ptr++;
3463 if (vha->rscn_out_ptr == MAX_RSCN_COUNT)
3464 vha->rscn_out_ptr = 0;
1da177e4
LT		 3465
3466 /* Skip duplicate entries. */
e315cd28
AC		 3467 for (rscn_out_iter = vha->rscn_out_ptr;
3468 !vha->flags.rscn_queue_overflow &&
3469 rscn_out_iter != vha->rscn_in_ptr;
1da177e4
LT		 3470 rscn_out_iter = (rscn_out_iter ==
3471 (MAX_RSCN_COUNT - 1)) ? 0: rscn_out_iter + 1) {
3472
e315cd28 3473 if (rscn_entry != vha->rscn_queue[rscn_out_iter])
1da177e4
LT		 3474 break;
3475
3476 DEBUG(printk("scsi(%ld): Skipping duplicate RSCN queue "
e315cd28 3477 "entry found at [%d].\n", vha->host_no,
1da177e4
LT		 3478 rscn_out_iter));
3479
e315cd28 3480 vha->rscn_out_ptr = rscn_out_iter;
1da177e4
LT		 3481 }
3482
3483 /* Queue overflow, set switch default case. */
e315cd28 3484 if (vha->flags.rscn_queue_overflow) {
1da177e4 3485 DEBUG(printk("scsi(%ld): device_resync: rscn "
e315cd28 3486 "overflow.\n", vha->host_no));
1da177e4
LT		 3487
3488 format = 3;
e315cd28 3489 vha->flags.rscn_queue_overflow = 0;
1da177e4
LT		 3490 }
3491
3492 switch (format) {
3493 case 0:
1da177e4
LT		 3494 mask = 0xffffff;
3495 break;
3496 case 1:
3497 mask = 0xffff00;
3498 break;
3499 case 2:
3500 mask = 0xff0000;
3501 break;
3502 default:
3503 mask = 0x0;
3504 d_id.b24 = 0;
e315cd28 3505 vha->rscn_out_ptr = vha->rscn_in_ptr;
1da177e4
LT		 3506 break;
3507 }
3508
3509 rval = QLA_SUCCESS;
3510
e315cd28 3511 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1da177e4
LT		 3512 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 ||
3513 (fcport->d_id.b24 & mask) != d_id.b24 ||
3514 fcport->port_type == FCT_BROADCAST)
3515 continue;
3516
3517 if (atomic_read(&fcport->state) == FCS_ONLINE) {
3518 if (format != 3 ||
3519 fcport->port_type != FCT_INITIATOR) {
e315cd28 3520 qla2x00_mark_device_lost(vha, fcport,
d97994dc 3521 0, 0);
1da177e4
LT		 3522 }
3523 }
1da177e4
LT		 3524 }
3525 }
3526 return (rval);
3527}
3528
3529/*
3530 * qla2x00_fabric_dev_login
3531 * Login fabric target device and update FC port database.
3532 *
3533 * Input:
3534 * ha: adapter state pointer.
3535 * fcport: port structure list pointer.
3536 * next_loopid: contains value of a new loop ID that can be used
3537 * by the next login attempt.
3538 *
3539 * Returns:
3540 * qla2x00 local function return status code.
3541 *
3542 * Context:
3543 * Kernel context.
3544 */
3545static int
e315cd28 3546qla2x00_fabric_dev_login(scsi_qla_host_t *vha, fc_port_t *fcport,
1da177e4
LT		 3547 uint16_t *next_loopid)
3548{
3549 int rval;
3550 int retry;
0107109e 3551 uint8_t opts;
e315cd28 3552 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 3553
3554 rval = QLA_SUCCESS;
3555 retry = 0;
3556
ac280b67 3557 if (IS_ALOGIO_CAPABLE(ha)) {
5ff1d584
AV		 3558 if (fcport->flags & FCF_ASYNC_SENT)
3559 return rval;
3560 fcport->flags |= FCF_ASYNC_SENT;
ac280b67
AV		 3561 rval = qla2x00_post_async_login_work(vha, fcport, NULL);
3562 if (!rval)
3563 return rval;
3564 }
3565
5ff1d584 3566 fcport->flags &= ~FCF_ASYNC_SENT;
e315cd28 3567 rval = qla2x00_fabric_login(vha, fcport, next_loopid);
1da177e4 3568 if (rval == QLA_SUCCESS) {
f08b7251 3569 /* Send an ADISC to FCP2 devices.*/
0107109e 3570 opts = 0;
f08b7251 3571 if (fcport->flags & FCF_FCP2_DEVICE)
0107109e 3572 opts |= BIT_1;
e315cd28 3573 rval = qla2x00_get_port_database(vha, fcport, opts);
1da177e4 3574 if (rval != QLA_SUCCESS) {
e315cd28 3575 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
1c7c6357
AV		 3576 fcport->d_id.b.domain, fcport->d_id.b.area,
3577 fcport->d_id.b.al_pa);
e315cd28 3578 qla2x00_mark_device_lost(vha, fcport, 1, 0);
1da177e4 3579 } else {
e315cd28 3580 qla2x00_update_fcport(vha, fcport);
1da177e4
LT		 3581 }
3582 }
3583
3584 return (rval);
3585}
3586
3587/*
3588 * qla2x00_fabric_login
3589 * Issue fabric login command.
3590 *
3591 * Input:
3592 * ha = adapter block pointer.
3593 * device = pointer to FC device type structure.
3594 *
3595 * Returns:
3596 * 0 - Login successfully
3597 * 1 - Login failed
3598 * 2 - Initiator device
3599 * 3 - Fatal error
3600 */
3601int
e315cd28 3602qla2x00_fabric_login(scsi_qla_host_t *vha, fc_port_t *fcport,
1da177e4
LT		 3603 uint16_t *next_loopid)
3604{
3605 int rval;
3606 int retry;
3607 uint16_t tmp_loopid;
3608 uint16_t mb[MAILBOX_REGISTER_COUNT];
e315cd28 3609 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 3610
3611 retry = 0;
3612 tmp_loopid = 0;
3613
3614 for (;;) {
3615 DEBUG(printk("scsi(%ld): Trying Fabric Login w/loop id 0x%04x "
3616 "for port %02x%02x%02x.\n",
e315cd28 3617 vha->host_no, fcport->loop_id, fcport->d_id.b.domain,
1da177e4
LT		 3618 fcport->d_id.b.area, fcport->d_id.b.al_pa));
3619
3620 /* Login fcport on switch. */
e315cd28 3621 ha->isp_ops->fabric_login(vha, fcport->loop_id,
1da177e4
LT		 3622 fcport->d_id.b.domain, fcport->d_id.b.area,
3623 fcport->d_id.b.al_pa, mb, BIT_0);
3624 if (mb[0] == MBS_PORT_ID_USED) {
3625 /*
3626 * Device has another loop ID. The firmware team
0107109e
AV		 3627 * recommends the driver perform an implicit login with
3628 * the specified ID again. The ID we just used is save
3629 * here so we return with an ID that can be tried by
3630 * the next login.
1da177e4
LT		 3631 */
3632 retry++;
3633 tmp_loopid = fcport->loop_id;
3634 fcport->loop_id = mb[1];
3635
3636 DEBUG(printk("Fabric Login: port in use - next "
3637 "loop id=0x%04x, port Id=%02x%02x%02x.\n",
3638 fcport->loop_id, fcport->d_id.b.domain,
3639 fcport->d_id.b.area, fcport->d_id.b.al_pa));
3640
3641 } else if (mb[0] == MBS_COMMAND_COMPLETE) {
3642 /*
3643 * Login succeeded.
3644 */
3645 if (retry) {
3646 /* A retry occurred before. */
3647 *next_loopid = tmp_loopid;
3648 } else {
3649 /*
3650 * No retry occurred before. Just increment the
3651 * ID value for next login.
3652 */
3653 *next_loopid = (fcport->loop_id + 1);
3654 }
3655
3656 if (mb[1] & BIT_0) {
3657 fcport->port_type = FCT_INITIATOR;
3658 } else {
3659 fcport->port_type = FCT_TARGET;
3660 if (mb[1] & BIT_1) {
8474f3a0 3661 fcport->flags |= FCF_FCP2_DEVICE;
1da177e4
LT		 3662 }
3663 }
3664
ad3e0eda
AV		 3665 if (mb[10] & BIT_0)
3666 fcport->supported_classes |= FC_COS_CLASS2;
3667 if (mb[10] & BIT_1)
3668 fcport->supported_classes |= FC_COS_CLASS3;
3669
1da177e4
LT		 3670 rval = QLA_SUCCESS;
3671 break;
3672 } else if (mb[0] == MBS_LOOP_ID_USED) {
3673 /*
3674 * Loop ID already used, try next loop ID.
3675 */
3676 fcport->loop_id++;
e315cd28 3677 rval = qla2x00_find_new_loop_id(vha, fcport);
1da177e4
LT		 3678 if (rval != QLA_SUCCESS) {
3679 /* Ran out of loop IDs to use */
3680 break;
3681 }
3682 } else if (mb[0] == MBS_COMMAND_ERROR) {
3683 /*
3684 * Firmware possibly timed out during login. If NO
3685 * retries are left to do then the device is declared
3686 * dead.
3687 */
3688 *next_loopid = fcport->loop_id;
e315cd28 3689 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
1c7c6357
AV		 3690 fcport->d_id.b.domain, fcport->d_id.b.area,
3691 fcport->d_id.b.al_pa);
e315cd28 3692 qla2x00_mark_device_lost(vha, fcport, 1, 0);
1da177e4
LT		 3693
3694 rval = 1;
3695 break;
3696 } else {
3697 /*
3698 * unrecoverable / not handled error
3699 */
3700 DEBUG2(printk("%s(%ld): failed=%x port_id=%02x%02x%02x "
fa2a1ce5 3701 "loop_id=%x jiffies=%lx.\n",
e315cd28 3702 __func__, vha->host_no, mb[0],
1da177e4
LT		 3703 fcport->d_id.b.domain, fcport->d_id.b.area,
3704 fcport->d_id.b.al_pa, fcport->loop_id, jiffies));
3705
3706 *next_loopid = fcport->loop_id;
e315cd28 3707 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
1c7c6357
AV		 3708 fcport->d_id.b.domain, fcport->d_id.b.area,
3709 fcport->d_id.b.al_pa);
1da177e4 3710 fcport->loop_id = FC_NO_LOOP_ID;
0eedfcf0 3711 fcport->login_retry = 0;
1da177e4
LT		 3712
3713 rval = 3;
3714 break;
3715 }
3716 }
3717
3718 return (rval);
3719}
3720
3721/*
3722 * qla2x00_local_device_login
3723 * Issue local device login command.
3724 *
3725 * Input:
3726 * ha = adapter block pointer.
3727 * loop_id = loop id of device to login to.
3728 *
3729 * Returns (Where's the #define!!!!):
3730 * 0 - Login successfully
3731 * 1 - Login failed
3732 * 3 - Fatal error
3733 */
3734int
e315cd28 3735qla2x00_local_device_login(scsi_qla_host_t *vha, fc_port_t *fcport)
1da177e4
LT		 3736{
3737 int rval;
3738 uint16_t mb[MAILBOX_REGISTER_COUNT];
3739
3740 memset(mb, 0, sizeof(mb));
e315cd28 3741 rval = qla2x00_login_local_device(vha, fcport, mb, BIT_0);
1da177e4
LT		 3742 if (rval == QLA_SUCCESS) {
3743 /* Interrogate mailbox registers for any errors */
3744 if (mb[0] == MBS_COMMAND_ERROR)
3745 rval = 1;
3746 else if (mb[0] == MBS_COMMAND_PARAMETER_ERROR)
3747 /* device not in PCB table */
3748 rval = 3;
3749 }
3750
3751 return (rval);
3752}
3753
3754/*
3755 * qla2x00_loop_resync
3756 * Resync with fibre channel devices.
3757 *
3758 * Input:
3759 * ha = adapter block pointer.
3760 *
3761 * Returns:
3762 * 0 = success
3763 */
3764int
e315cd28 3765qla2x00_loop_resync(scsi_qla_host_t *vha)
1da177e4 3766{
73208dfd 3767 int rval = QLA_SUCCESS;
1da177e4 3768 uint32_t wait_time;
67c2e93a
AC		 3769 struct req_que *req;
3770 struct rsp_que *rsp;
3771
7163ea81 3772 if (vha->hw->flags.cpu_affinity_enabled)
67c2e93a
AC		 3773 req = vha->hw->req_q_map[0];
3774 else
3775 req = vha->req;
3776 rsp = req->rsp;
1da177e4 3777
e315cd28
AC		 3778 atomic_set(&vha->loop_state, LOOP_UPDATE);
3779 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
3780 if (vha->flags.online) {
3781 if (!(rval = qla2x00_fw_ready(vha))) {
1da177e4
LT		 3782 /* Wait at most MAX_TARGET RSCNs for a stable link. */
3783 wait_time = 256;
3784 do {
e315cd28 3785 atomic_set(&vha->loop_state, LOOP_UPDATE);
1da177e4 3786
0107109e 3787 /* Issue a marker after FW becomes ready. */
73208dfd
AC		 3788 qla2x00_marker(vha, req, rsp, 0, 0,
3789 MK_SYNC_ALL);
e315cd28 3790 vha->marker_needed = 0;
1da177e4
LT		 3791
3792 /* Remap devices on Loop. */
e315cd28 3793 clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1da177e4 3794
e315cd28 3795 qla2x00_configure_loop(vha);
1da177e4 3796 wait_time--;
e315cd28
AC		 3797 } while (!atomic_read(&vha->loop_down_timer) &&
3798 !(test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
3799 && wait_time && (test_bit(LOOP_RESYNC_NEEDED,
3800 &vha->dpc_flags)));
1da177e4 3801 }
1da177e4
LT		 3802 }
3803
e315cd28 3804 if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
1da177e4 3805 return (QLA_FUNCTION_FAILED);
1da177e4 3806
e315cd28 3807 if (rval)
1da177e4 3808 DEBUG2_3(printk("%s(): **** FAILED ****\n", __func__));
1da177e4
LT		 3809
3810 return (rval);
3811}
3812
d97994dc 3813void
67becc00 3814qla2x00_update_fcports(scsi_qla_host_t *base_vha)
d97994dc
AV		 3815{
3816 fc_port_t *fcport;
feafb7b1
AE		 3817 struct scsi_qla_host *vha;
3818 struct qla_hw_data *ha = base_vha->hw;
3819 unsigned long flags;
d97994dc 3820
feafb7b1 3821 spin_lock_irqsave(&ha->vport_slock, flags);
d97994dc 3822 /* Go with deferred removal of rport references. */
feafb7b1
AE		 3823 list_for_each_entry(vha, &base_vha->hw->vp_list, list) {
3824 atomic_inc(&vha->vref_count);
3825 list_for_each_entry(fcport, &vha->vp_fcports, list) {
67becc00 3826 if (fcport && fcport->drport &&
feafb7b1
AE		 3827 atomic_read(&fcport->state) != FCS_UNCONFIGURED) {
3828 spin_unlock_irqrestore(&ha->vport_slock, flags);
3829
67becc00 3830 qla2x00_rport_del(fcport);
feafb7b1
AE		 3831
3832 spin_lock_irqsave(&ha->vport_slock, flags);
3833 }
3834 }
3835 atomic_dec(&vha->vref_count);
3836 }
3837 spin_unlock_irqrestore(&ha->vport_slock, flags);
d97994dc
AV		 3838}
3839
a9083016
GM		 3840void
3841qla2x00_abort_isp_cleanup(scsi_qla_host_t *vha)
3842{
3843 struct qla_hw_data *ha = vha->hw;
3844 struct scsi_qla_host *vp, *base_vha = pci_get_drvdata(ha->pdev);
feafb7b1 3845 unsigned long flags;
a9083016
GM		 3846
3847 vha->flags.online = 0;
3848 ha->flags.chip_reset_done = 0;
3849 clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
3850 ha->qla_stats.total_isp_aborts++;
3851
3852 qla_printk(KERN_INFO, ha,
3853 "Performing ISP error recovery - ha= %p.\n", ha);
3854
3855 /* Chip reset does not apply to 82XX */
3856 if (!IS_QLA82XX(ha))
3857 ha->isp_ops->reset_chip(vha);
3858
3859 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
3860 if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
3861 atomic_set(&vha->loop_state, LOOP_DOWN);
3862 qla2x00_mark_all_devices_lost(vha, 0);
feafb7b1
AE		 3863
3864 spin_lock_irqsave(&ha->vport_slock, flags);
3865 list_for_each_entry(vp, &base_vha->hw->vp_list, list) {
3866 atomic_inc(&vp->vref_count);
3867 spin_unlock_irqrestore(&ha->vport_slock, flags);
3868
a9083016 3869 qla2x00_mark_all_devices_lost(vp, 0);
feafb7b1
AE		 3870
3871 spin_lock_irqsave(&ha->vport_slock, flags);
3872 atomic_dec(&vp->vref_count);
3873 }
3874 spin_unlock_irqrestore(&ha->vport_slock, flags);
a9083016
GM		 3875 } else {
3876 if (!atomic_read(&vha->loop_down_timer))
3877 atomic_set(&vha->loop_down_timer,
3878 LOOP_DOWN_TIME);
3879 }
3880
3881 /* Make sure for ISP 82XX IO DMA is complete */
4d78c973
GM		 3882 if (IS_QLA82XX(ha)) {
3883 if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0,
3884 WAIT_HOST) == QLA_SUCCESS) {
3885 DEBUG2(qla_printk(KERN_INFO, ha,
3886 "Done wait for pending commands\n"));
3887 }
3888 }
a9083016
GM		 3889
3890 /* Requeue all commands in outstanding command list. */
3891 qla2x00_abort_all_cmds(vha, DID_RESET << 16);
3892}
3893
1da177e4
LT		 3894/*
3895* qla2x00_abort_isp
3896* Resets ISP and aborts all outstanding commands.
3897*
3898* Input:
3899* ha = adapter block pointer.
3900*
3901* Returns:
3902* 0 = success
3903*/
3904int
e315cd28 3905qla2x00_abort_isp(scsi_qla_host_t *vha)
1da177e4 3906{
476e8978 3907 int rval;
1da177e4 3908 uint8_t status = 0;
e315cd28
AC		 3909 struct qla_hw_data *ha = vha->hw;
3910 struct scsi_qla_host *vp;
73208dfd 3911 struct req_que *req = ha->req_q_map[0];
feafb7b1 3912 unsigned long flags;
1da177e4 3913
e315cd28 3914 if (vha->flags.online) {
a9083016 3915 qla2x00_abort_isp_cleanup(vha);
1da177e4 3916
85880801
AV		 3917 if (unlikely(pci_channel_offline(ha->pdev) &&
3918 ha->flags.pci_channel_io_perm_failure)) {
3919 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
3920 status = 0;
3921 return status;
3922 }
3923
73208dfd 3924 ha->isp_ops->get_flash_version(vha, req->ring);
30c47662 3925
e315cd28 3926 ha->isp_ops->nvram_config(vha);
1da177e4 3927
e315cd28
AC		 3928 if (!qla2x00_restart_isp(vha)) {
3929 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
1da177e4 3930
e315cd28 3931 if (!atomic_read(&vha->loop_down_timer)) {
1da177e4
LT		 3932 /*
3933 * Issue marker command only when we are going
3934 * to start the I/O .
3935 */
e315cd28 3936 vha->marker_needed = 1;
1da177e4
LT		 3937 }
3938
e315cd28 3939 vha->flags.online = 1;
1da177e4 3940
fd34f556 3941 ha->isp_ops->enable_intrs(ha);
1da177e4 3942
fa2a1ce5 3943 ha->isp_abort_cnt = 0;
e315cd28 3944 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
476e8978 3945
29c5397f
LC		 3946 if (IS_QLA81XX(ha))
3947 qla2x00_get_fw_version(vha,
3948 &ha->fw_major_version,
3949 &ha->fw_minor_version,
3950 &ha->fw_subminor_version,
3951 &ha->fw_attributes, &ha->fw_memory_size,
3952 ha->mpi_version, &ha->mpi_capabilities,
3953 ha->phy_version);
3954
df613b96
AV		 3955 if (ha->fce) {
3956 ha->flags.fce_enabled = 1;
3957 memset(ha->fce, 0,
3958 fce_calc_size(ha->fce_bufs));
e315cd28 3959 rval = qla2x00_enable_fce_trace(vha,
df613b96
AV		 3960 ha->fce_dma, ha->fce_bufs, ha->fce_mb,
3961 &ha->fce_bufs);
3962 if (rval) {
3963 qla_printk(KERN_WARNING, ha,
3964 "Unable to reinitialize FCE "
3965 "(%d).\n", rval);
3966 ha->flags.fce_enabled = 0;
3967 }
3968 }
436a7b11
AV		 3969
3970 if (ha->eft) {
3971 memset(ha->eft, 0, EFT_SIZE);
e315cd28 3972 rval = qla2x00_enable_eft_trace(vha,
436a7b11
AV		 3973 ha->eft_dma, EFT_NUM_BUFFERS);
3974 if (rval) {
3975 qla_printk(KERN_WARNING, ha,
3976 "Unable to reinitialize EFT "
3977 "(%d).\n", rval);
3978 }
3979 }
1da177e4 3980 } else { /* failed the ISP abort */
e315cd28
AC		 3981 vha->flags.online = 1;
3982 if (test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
1da177e4
LT		 3983 if (ha->isp_abort_cnt == 0) {
3984 qla_printk(KERN_WARNING, ha,
3985 "ISP error recovery failed - "
3986 "board disabled\n");
fa2a1ce5 3987 /*
1da177e4
LT		 3988 * The next call disables the board
3989 * completely.
3990 */
e315cd28
AC		 3991 ha->isp_ops->reset_adapter(vha);
3992 vha->flags.online = 0;
1da177e4 3993 clear_bit(ISP_ABORT_RETRY,
e315cd28 3994 &vha->dpc_flags);
1da177e4
LT		 3995 status = 0;
3996 } else { /* schedule another ISP abort */
3997 ha->isp_abort_cnt--;
3998 DEBUG(printk("qla%ld: ISP abort - "
0107109e 3999 "retry remaining %d\n",
e315cd28 4000 vha->host_no, ha->isp_abort_cnt));
1da177e4
LT		 4001 status = 1;
4002 }
4003 } else {
4004 ha->isp_abort_cnt = MAX_RETRIES_OF_ISP_ABORT;
4005 DEBUG(printk("qla2x00(%ld): ISP error recovery "
4006 "- retrying (%d) more times\n",
e315cd28
AC		 4007 vha->host_no, ha->isp_abort_cnt));
4008 set_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
1da177e4
LT		 4009 status = 1;
4010 }
4011 }
fa2a1ce5 4012
1da177e4
LT		 4013 }
4014
e315cd28
AC		 4015 if (!status) {
4016 DEBUG(printk(KERN_INFO
4017 "qla2x00_abort_isp(%ld): succeeded.\n",
4018 vha->host_no));
feafb7b1
AE		 4019
4020 spin_lock_irqsave(&ha->vport_slock, flags);
4021 list_for_each_entry(vp, &ha->vp_list, list) {
4022 if (vp->vp_idx) {
4023 atomic_inc(&vp->vref_count);
4024 spin_unlock_irqrestore(&ha->vport_slock, flags);
4025
e315cd28 4026 qla2x00_vp_abort_isp(vp);
feafb7b1
AE		 4027
4028 spin_lock_irqsave(&ha->vport_slock, flags);
4029 atomic_dec(&vp->vref_count);
4030 }
e315cd28 4031 }
feafb7b1
AE		 4032 spin_unlock_irqrestore(&ha->vport_slock, flags);
4033
e315cd28 4034 } else {
1da177e4
LT		 4035 qla_printk(KERN_INFO, ha,
4036 "qla2x00_abort_isp: **** FAILED ****\n");
1da177e4
LT		 4037 }
4038
4039 return(status);
4040}
4041
4042/*
4043* qla2x00_restart_isp
4044* restarts the ISP after a reset
4045*
4046* Input:
4047* ha = adapter block pointer.
4048*
4049* Returns:
4050* 0 = success
4051*/
4052static int
e315cd28 4053qla2x00_restart_isp(scsi_qla_host_t *vha)
1da177e4 4054{
c6b2fca8 4055 int status = 0;
1da177e4 4056 uint32_t wait_time;
e315cd28 4057 struct qla_hw_data *ha = vha->hw;
73208dfd
AC		 4058 struct req_que *req = ha->req_q_map[0];
4059 struct rsp_que *rsp = ha->rsp_q_map[0];
1da177e4
LT		 4060
4061 /* If firmware needs to be loaded */
e315cd28
AC		 4062 if (qla2x00_isp_firmware(vha)) {
4063 vha->flags.online = 0;
4064 status = ha->isp_ops->chip_diag(vha);
4065 if (!status)
4066 status = qla2x00_setup_chip(vha);
1da177e4
LT		 4067 }
4068
e315cd28
AC		 4069 if (!status && !(status = qla2x00_init_rings(vha))) {
4070 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
2533cf67 4071 ha->flags.chip_reset_done = 1;
73208dfd
AC		 4072 /* Initialize the queues in use */
4073 qla25xx_init_queues(ha);
4074
e315cd28
AC		 4075 status = qla2x00_fw_ready(vha);
4076 if (!status) {
1da177e4 4077 DEBUG(printk("%s(): Start configure loop, "
744f11fd 4078 "status = %d\n", __func__, status));
0107109e
AV		 4079
4080 /* Issue a marker after FW becomes ready. */
73208dfd 4081 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL);
0107109e 4082
e315cd28 4083 vha->flags.online = 1;
1da177e4
LT		 4084 /* Wait at most MAX_TARGET RSCNs for a stable link. */
4085 wait_time = 256;
4086 do {
e315cd28
AC		 4087 clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
4088 qla2x00_configure_loop(vha);
1da177e4 4089 wait_time--;
e315cd28
AC		 4090 } while (!atomic_read(&vha->loop_down_timer) &&
4091 !(test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
4092 && wait_time && (test_bit(LOOP_RESYNC_NEEDED,
4093 &vha->dpc_flags)));
1da177e4
LT		 4094 }
4095
4096 /* if no cable then assume it's good */
e315cd28 4097 if ((vha->device_flags & DFLG_NO_CABLE))
1da177e4
LT		 4098 status = 0;
4099
4100 DEBUG(printk("%s(): Configure loop done, status = 0x%x\n",
4101 __func__,
744f11fd 4102 status));
1da177e4
LT		 4103 }
4104 return (status);
4105}
4106
73208dfd
AC		 4107static int
4108qla25xx_init_queues(struct qla_hw_data *ha)
4109{
4110 struct rsp_que *rsp = NULL;
4111 struct req_que *req = NULL;
4112 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
4113 int ret = -1;
4114 int i;
4115
2afa19a9 4116 for (i = 1; i < ha->max_rsp_queues; i++) {
73208dfd
AC		 4117 rsp = ha->rsp_q_map[i];
4118 if (rsp) {
4119 rsp->options &= ~BIT_0;
618a7523 4120 ret = qla25xx_init_rsp_que(base_vha, rsp);
73208dfd
AC		 4121 if (ret != QLA_SUCCESS)
4122 DEBUG2_17(printk(KERN_WARNING
4123 "%s Rsp que:%d init failed\n", __func__,
4124 rsp->id));
4125 else
4126 DEBUG2_17(printk(KERN_INFO
4127 "%s Rsp que:%d inited\n", __func__,
4128 rsp->id));
4129 }
2afa19a9
AC		 4130 }
4131 for (i = 1; i < ha->max_req_queues; i++) {
73208dfd
AC		 4132 req = ha->req_q_map[i];
4133 if (req) {
29bdccbe 4134 /* Clear outstanding commands array. */
73208dfd 4135 req->options &= ~BIT_0;
618a7523 4136 ret = qla25xx_init_req_que(base_vha, req);
73208dfd
AC		 4137 if (ret != QLA_SUCCESS)
4138 DEBUG2_17(printk(KERN_WARNING
4139 "%s Req que:%d init failed\n", __func__,
4140 req->id));
4141 else
4142 DEBUG2_17(printk(KERN_WARNING
29bdccbe 4143 "%s Req que:%d inited\n", __func__,
73208dfd
AC		 4144 req->id));
4145 }
4146 }
4147 return ret;
4148}
4149
1da177e4
LT		 4150/*
4151* qla2x00_reset_adapter
4152* Reset adapter.
4153*
4154* Input:
4155* ha = adapter block pointer.
4156*/
abbd8870 4157void
e315cd28 4158qla2x00_reset_adapter(scsi_qla_host_t *vha)
1da177e4
LT		 4159{
4160 unsigned long flags = 0;
e315cd28 4161 struct qla_hw_data *ha = vha->hw;
3d71644c 4162 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1da177e4 4163
e315cd28 4164 vha->flags.online = 0;
fd34f556 4165 ha->isp_ops->disable_intrs(ha);
1da177e4 4166
1da177e4
LT		 4167 spin_lock_irqsave(&ha->hardware_lock, flags);
4168 WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
4169 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
4170 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
4171 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
4172 spin_unlock_irqrestore(&ha->hardware_lock, flags);
4173}
0107109e
AV		 4174
4175void
e315cd28 4176qla24xx_reset_adapter(scsi_qla_host_t *vha)
0107109e
AV		 4177{
4178 unsigned long flags = 0;
e315cd28 4179 struct qla_hw_data *ha = vha->hw;
0107109e
AV		 4180 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
4181
a9083016
GM		 4182 if (IS_QLA82XX(ha))
4183 return;
4184
e315cd28 4185 vha->flags.online = 0;
fd34f556 4186 ha->isp_ops->disable_intrs(ha);
0107109e
AV		 4187
4188 spin_lock_irqsave(&ha->hardware_lock, flags);
4189 WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_RESET);
4190 RD_REG_DWORD(&reg->hccr);
4191 WRT_REG_DWORD(&reg->hccr, HCCRX_REL_RISC_PAUSE);
4192 RD_REG_DWORD(&reg->hccr);
4193 spin_unlock_irqrestore(&ha->hardware_lock, flags);
09ff36d3
AV		 4194
4195 if (IS_NOPOLLING_TYPE(ha))
4196 ha->isp_ops->enable_intrs(ha);
0107109e
AV		 4197}
4198
4e08df3f
DM		 4199/* On sparc systems, obtain port and node WWN from firmware
4200 * properties.
4201 */
e315cd28
AC		 4202static void qla24xx_nvram_wwn_from_ofw(scsi_qla_host_t *vha,
4203 struct nvram_24xx *nv)
4e08df3f
DM		 4204{
4205#ifdef CONFIG_SPARC
e315cd28 4206 struct qla_hw_data *ha = vha->hw;
4e08df3f 4207 struct pci_dev *pdev = ha->pdev;
15576bc8
DM		 4208 struct device_node *dp = pci_device_to_OF_node(pdev);
4209 const u8 *val;
4e08df3f
DM		 4210 int len;
4211
4212 val = of_get_property(dp, "port-wwn", &len);
4213 if (val && len >= WWN_SIZE)
4214 memcpy(nv->port_name, val, WWN_SIZE);
4215
4216 val = of_get_property(dp, "node-wwn", &len);
4217 if (val && len >= WWN_SIZE)
4218 memcpy(nv->node_name, val, WWN_SIZE);
4219#endif
4220}
4221
0107109e 4222int
e315cd28 4223qla24xx_nvram_config(scsi_qla_host_t *vha)
0107109e 4224{
4e08df3f 4225 int rval;
0107109e
AV		 4226 struct init_cb_24xx *icb;
4227 struct nvram_24xx *nv;
4228 uint32_t *dptr;
4229 uint8_t *dptr1, *dptr2;
4230 uint32_t chksum;
4231 uint16_t cnt;
e315cd28 4232 struct qla_hw_data *ha = vha->hw;
0107109e 4233
4e08df3f 4234 rval = QLA_SUCCESS;
0107109e 4235 icb = (struct init_cb_24xx *)ha->init_cb;
281afe19 4236 nv = ha->nvram;
0107109e
AV		 4237
4238 /* Determine NVRAM starting address. */
e5b68a61
AC		 4239 if (ha->flags.port0) {
4240 ha->nvram_base = FA_NVRAM_FUNC0_ADDR;
4241 ha->vpd_base = FA_NVRAM_VPD0_ADDR;
4242 } else {
0107109e 4243 ha->nvram_base = FA_NVRAM_FUNC1_ADDR;
6f641790
AV		 4244 ha->vpd_base = FA_NVRAM_VPD1_ADDR;
4245 }
e5b68a61
AC		 4246 ha->nvram_size = sizeof(struct nvram_24xx);
4247 ha->vpd_size = FA_NVRAM_VPD_SIZE;
a9083016
GM		 4248 if (IS_QLA82XX(ha))
4249 ha->vpd_size = FA_VPD_SIZE_82XX;
0107109e 4250
281afe19
SJ		 4251 /* Get VPD data into cache */
4252 ha->vpd = ha->nvram + VPD_OFFSET;
e315cd28 4253 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->vpd,
281afe19
SJ		 4254 ha->nvram_base - FA_NVRAM_FUNC0_ADDR, FA_NVRAM_VPD_SIZE * 4);
4255
4256 /* Get NVRAM data into cache and calculate checksum. */
0107109e 4257 dptr = (uint32_t *)nv;
e315cd28 4258 ha->isp_ops->read_nvram(vha, (uint8_t *)dptr, ha->nvram_base,
0107109e
AV		 4259 ha->nvram_size);
4260 for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++)
4261 chksum += le32_to_cpu(*dptr++);
4262
7640335e 4263 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", vha->host_no));
281afe19 4264 DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size));
0107109e
AV		 4265
4266 /* Bad NVRAM data, set defaults parameters. */
4267 if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || nv->id[2] != 'P'
4268 || nv->id[3] != ' ' ||
4269 nv->nvram_version < __constant_cpu_to_le16(ICB_VERSION)) {
4270 /* Reset NVRAM data. */
4271 qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: "
4272 "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0],
4273 le16_to_cpu(nv->nvram_version));
4e08df3f
DM		 4274 qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet "
4275 "invalid -- WWPN) defaults.\n");
4276
4277 /*
4278 * Set default initialization control block.
4279 */
4280 memset(nv, 0, ha->nvram_size);
4281 nv->nvram_version = __constant_cpu_to_le16(ICB_VERSION);
4282 nv->version = __constant_cpu_to_le16(ICB_VERSION);
4283 nv->frame_payload_size = __constant_cpu_to_le16(2048);
4284 nv->execution_throttle = __constant_cpu_to_le16(0xFFFF);
4285 nv->exchange_count = __constant_cpu_to_le16(0);
4286 nv->hard_address = __constant_cpu_to_le16(124);
4287 nv->port_name[0] = 0x21;
e5b68a61 4288 nv->port_name[1] = 0x00 + ha->port_no;
4e08df3f
DM		 4289 nv->port_name[2] = 0x00;
4290 nv->port_name[3] = 0xe0;
4291 nv->port_name[4] = 0x8b;
4292 nv->port_name[5] = 0x1c;
4293 nv->port_name[6] = 0x55;
4294 nv->port_name[7] = 0x86;
4295 nv->node_name[0] = 0x20;
4296 nv->node_name[1] = 0x00;
4297 nv->node_name[2] = 0x00;
4298 nv->node_name[3] = 0xe0;
4299 nv->node_name[4] = 0x8b;
4300 nv->node_name[5] = 0x1c;
4301 nv->node_name[6] = 0x55;
4302 nv->node_name[7] = 0x86;
e315cd28 4303 qla24xx_nvram_wwn_from_ofw(vha, nv);
4e08df3f
DM		 4304 nv->login_retry_count = __constant_cpu_to_le16(8);
4305 nv->interrupt_delay_timer = __constant_cpu_to_le16(0);
4306 nv->login_timeout = __constant_cpu_to_le16(0);
4307 nv->firmware_options_1 =
4308 __constant_cpu_to_le32(BIT_14|BIT_13|BIT_2|BIT_1);
4309 nv->firmware_options_2 = __constant_cpu_to_le32(2 << 4);
4310 nv->firmware_options_2 |= __constant_cpu_to_le32(BIT_12);
4311 nv->firmware_options_3 = __constant_cpu_to_le32(2 << 13);
4312 nv->host_p = __constant_cpu_to_le32(BIT_11|BIT_10);
4313 nv->efi_parameters = __constant_cpu_to_le32(0);
4314 nv->reset_delay = 5;
4315 nv->max_luns_per_target = __constant_cpu_to_le16(128);
4316 nv->port_down_retry_count = __constant_cpu_to_le16(30);
4317 nv->link_down_timeout = __constant_cpu_to_le16(30);
4318
4319 rval = 1;
0107109e
AV		 4320 }
4321
4322 /* Reset Initialization control block */
e315cd28 4323 memset(icb, 0, ha->init_cb_size);
0107109e
AV		 4324
4325 /* Copy 1st segment. */
4326 dptr1 = (uint8_t *)icb;
4327 dptr2 = (uint8_t *)&nv->version;
4328 cnt = (uint8_t *)&icb->response_q_inpointer - (uint8_t *)&icb->version;
4329 while (cnt--)
4330 *dptr1++ = *dptr2++;
4331
4332 icb->login_retry_count = nv->login_retry_count;
3ea66e28 4333 icb->link_down_on_nos = nv->link_down_on_nos;
0107109e
AV		 4334
4335 /* Copy 2nd segment. */
4336 dptr1 = (uint8_t *)&icb->interrupt_delay_timer;
4337 dptr2 = (uint8_t *)&nv->interrupt_delay_timer;
4338 cnt = (uint8_t *)&icb->reserved_3 -
4339 (uint8_t *)&icb->interrupt_delay_timer;
4340 while (cnt--)
4341 *dptr1++ = *dptr2++;
4342
4343 /*
4344 * Setup driver NVRAM options.
4345 */
e315cd28 4346 qla2x00_set_model_info(vha, nv->model_name, sizeof(nv->model_name),
9bb9fcf2 4347 "QLA2462");
0107109e 4348
5341e868
AV		 4349 /* Use alternate WWN? */
4350 if (nv->host_p & __constant_cpu_to_le32(BIT_15)) {
4351 memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE);
4352 memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE);
4353 }
4354
0107109e 4355 /* Prepare nodename */
fd0e7e4d 4356 if ((icb->firmware_options_1 & __constant_cpu_to_le32(BIT_14)) == 0) {
0107109e
AV		 4357 /*
4358 * Firmware will apply the following mask if the nodename was
4359 * not provided.
4360 */
4361 memcpy(icb->node_name, icb->port_name, WWN_SIZE);
4362 icb->node_name[0] &= 0xF0;
4363 }
4364
4365 /* Set host adapter parameters. */
4366 ha->flags.disable_risc_code_load = 0;
0c8c39af
AV		 4367 ha->flags.enable_lip_reset = 0;
4368 ha->flags.enable_lip_full_login =
4369 le32_to_cpu(nv->host_p) & BIT_10 ? 1: 0;
4370 ha->flags.enable_target_reset =
4371 le32_to_cpu(nv->host_p) & BIT_11 ? 1: 0;
0107109e 4372 ha->flags.enable_led_scheme = 0;
d4c760c2 4373 ha->flags.disable_serdes = le32_to_cpu(nv->host_p) & BIT_5 ? 1: 0;
0107109e 4374
fd0e7e4d
AV		 4375 ha->operating_mode = (le32_to_cpu(icb->firmware_options_2) &
4376 (BIT_6 | BIT_5 | BIT_4)) >> 4;
0107109e
AV		 4377
4378 memcpy(ha->fw_seriallink_options24, nv->seriallink_options,
4379 sizeof(ha->fw_seriallink_options24));
4380
4381 /* save HBA serial number */
4382 ha->serial0 = icb->port_name[5];
4383 ha->serial1 = icb->port_name[6];
4384 ha->serial2 = icb->port_name[7];
e315cd28
AC		 4385 memcpy(vha->node_name, icb->node_name, WWN_SIZE);
4386 memcpy(vha->port_name, icb->port_name, WWN_SIZE);
0107109e 4387
bc8fb3cb
AV		 4388 icb->execution_throttle = __constant_cpu_to_le16(0xFFFF);
4389
0107109e
AV		 4390 ha->retry_count = le16_to_cpu(nv->login_retry_count);
4391
4392 /* Set minimum login_timeout to 4 seconds. */
4393 if (le16_to_cpu(nv->login_timeout) < ql2xlogintimeout)
4394 nv->login_timeout = cpu_to_le16(ql2xlogintimeout);
4395 if (le16_to_cpu(nv->login_timeout) < 4)
4396 nv->login_timeout = __constant_cpu_to_le16(4);
4397 ha->login_timeout = le16_to_cpu(nv->login_timeout);
c6852c4c 4398 icb->login_timeout = nv->login_timeout;
0107109e 4399
00a537b8
AV		 4400 /* Set minimum RATOV to 100 tenths of a second. */
4401 ha->r_a_tov = 100;
0107109e
AV		 4402
4403 ha->loop_reset_delay = nv->reset_delay;
4404
4405 /* Link Down Timeout = 0:
4406 *
4407 * When Port Down timer expires we will start returning
4408 * I/O's to OS with "DID_NO_CONNECT".
4409 *
4410 * Link Down Timeout != 0:
4411 *
4412 * The driver waits for the link to come up after link down
4413 * before returning I/Os to OS with "DID_NO_CONNECT".
4414 */
4415 if (le16_to_cpu(nv->link_down_timeout) == 0) {
4416 ha->loop_down_abort_time =
4417 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
4418 } else {
4419 ha->link_down_timeout = le16_to_cpu(nv->link_down_timeout);
4420 ha->loop_down_abort_time =
4421 (LOOP_DOWN_TIME - ha->link_down_timeout);
4422 }
4423
4424 /* Need enough time to try and get the port back. */
4425 ha->port_down_retry_count = le16_to_cpu(nv->port_down_retry_count);
4426 if (qlport_down_retry)
4427 ha->port_down_retry_count = qlport_down_retry;
4428
4429 /* Set login_retry_count */
4430 ha->login_retry_count = le16_to_cpu(nv->login_retry_count);
4431 if (ha->port_down_retry_count ==
4432 le16_to_cpu(nv->port_down_retry_count) &&
4433 ha->port_down_retry_count > 3)
4434 ha->login_retry_count = ha->port_down_retry_count;
4435 else if (ha->port_down_retry_count > (int)ha->login_retry_count)
4436 ha->login_retry_count = ha->port_down_retry_count;
4437 if (ql2xloginretrycount)
4438 ha->login_retry_count = ql2xloginretrycount;
4439
4fdfefe5 4440 /* Enable ZIO. */
e315cd28 4441 if (!vha->flags.init_done) {
4fdfefe5
AV		 4442 ha->zio_mode = le32_to_cpu(icb->firmware_options_2) &
4443 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
4444 ha->zio_timer = le16_to_cpu(icb->interrupt_delay_timer) ?
4445 le16_to_cpu(icb->interrupt_delay_timer): 2;
4446 }
4447 icb->firmware_options_2 &= __constant_cpu_to_le32(
4448 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0));
e315cd28 4449 vha->flags.process_response_queue = 0;
4fdfefe5 4450 if (ha->zio_mode != QLA_ZIO_DISABLED) {
4a59f71d
AV		 4451 ha->zio_mode = QLA_ZIO_MODE_6;
4452
4fdfefe5 4453 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer delay "
e315cd28 4454 "(%d us).\n", vha->host_no, ha->zio_mode,
4fdfefe5
AV		 4455 ha->zio_timer * 100));
4456 qla_printk(KERN_INFO, ha,
4457 "ZIO mode %d enabled; timer delay (%d us).\n",
4458 ha->zio_mode, ha->zio_timer * 100);
4459
4460 icb->firmware_options_2 |= cpu_to_le32(
4461 (uint32_t)ha->zio_mode);
4462 icb->interrupt_delay_timer = cpu_to_le16(ha->zio_timer);
e315cd28 4463 vha->flags.process_response_queue = 1;
4fdfefe5
AV		 4464 }
4465
4e08df3f
DM		 4466 if (rval) {
4467 DEBUG2_3(printk(KERN_WARNING
e315cd28 4468 "scsi(%ld): NVRAM configuration failed!\n", vha->host_no));
4e08df3f
DM		 4469 }
4470 return (rval);
0107109e
AV		 4471}
4472
413975a0 4473static int
cbc8eb67
AV		 4474qla24xx_load_risc_flash(scsi_qla_host_t *vha, uint32_t *srisc_addr,
4475 uint32_t faddr)
d1c61909 4476{
73208dfd 4477 int rval = QLA_SUCCESS;
d1c61909 4478 int segments, fragment;
d1c61909
AV		 4479 uint32_t *dcode, dlen;
4480 uint32_t risc_addr;
4481 uint32_t risc_size;
4482 uint32_t i;
e315cd28 4483 struct qla_hw_data *ha = vha->hw;
73208dfd 4484 struct req_que *req = ha->req_q_map[0];
eaac30be
AV		 4485
4486 qla_printk(KERN_INFO, ha,
cbc8eb67 4487 "FW: Loading from flash (%x)...\n", faddr);
eaac30be 4488
d1c61909
AV		 4489 rval = QLA_SUCCESS;
4490
4491 segments = FA_RISC_CODE_SEGMENTS;
73208dfd 4492 dcode = (uint32_t *)req->ring;
d1c61909
AV		 4493 *srisc_addr = 0;
4494
4495 /* Validate firmware image by checking version. */
e315cd28 4496 qla24xx_read_flash_data(vha, dcode, faddr + 4, 4);
d1c61909
AV		 4497 for (i = 0; i < 4; i++)
4498 dcode[i] = be32_to_cpu(dcode[i]);
4499 if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff &&
4500 dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) ||
4501 (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 &&
4502 dcode[3] == 0)) {
4503 qla_printk(KERN_WARNING, ha,
4504 "Unable to verify integrity of flash firmware image!\n");
4505 qla_printk(KERN_WARNING, ha,
4506 "Firmware data: %08x %08x %08x %08x!\n", dcode[0],
4507 dcode[1], dcode[2], dcode[3]);
4508
4509 return QLA_FUNCTION_FAILED;
4510 }
4511
4512 while (segments && rval == QLA_SUCCESS) {
4513 /* Read segment's load information. */
e315cd28 4514 qla24xx_read_flash_data(vha, dcode, faddr, 4);
d1c61909
AV		 4515
4516 risc_addr = be32_to_cpu(dcode[2]);
4517 *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr;
4518 risc_size = be32_to_cpu(dcode[3]);
4519
4520 fragment = 0;
4521 while (risc_size > 0 && rval == QLA_SUCCESS) {
4522 dlen = (uint32_t)(ha->fw_transfer_size >> 2);
4523 if (dlen > risc_size)
4524 dlen = risc_size;
4525
4526 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
4527 "addr %x, number of dwords 0x%x, offset 0x%x.\n",
e315cd28 4528 vha->host_no, risc_addr, dlen, faddr));
d1c61909 4529
e315cd28 4530 qla24xx_read_flash_data(vha, dcode, faddr, dlen);
d1c61909
AV		 4531 for (i = 0; i < dlen; i++)
4532 dcode[i] = swab32(dcode[i]);
4533
73208dfd 4534 rval = qla2x00_load_ram(vha, req->dma, risc_addr,
d1c61909
AV		 4535 dlen);
4536 if (rval) {
4537 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
e315cd28 4538 "segment %d of firmware\n", vha->host_no,
d1c61909
AV		 4539 fragment));
4540 qla_printk(KERN_WARNING, ha,
4541 "[ERROR] Failed to load segment %d of "
4542 "firmware\n", fragment);
4543 break;
4544 }
4545
4546 faddr += dlen;
4547 risc_addr += dlen;
4548 risc_size -= dlen;
4549 fragment++;
4550 }
4551
4552 /* Next segment. */
4553 segments--;
4554 }
4555
4556 return rval;
4557}
4558
d1c61909
AV		 4559#define QLA_FW_URL "ftp://ftp.qlogic.com/outgoing/linux/firmware/"
4560
0107109e 4561int
e315cd28 4562qla2x00_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
5433383e
AV		 4563{
4564 int rval;
4565 int i, fragment;
4566 uint16_t *wcode, *fwcode;
4567 uint32_t risc_addr, risc_size, fwclen, wlen, *seg;
4568 struct fw_blob *blob;
e315cd28 4569 struct qla_hw_data *ha = vha->hw;
73208dfd 4570 struct req_que *req = ha->req_q_map[0];
5433383e
AV		 4571
4572 /* Load firmware blob. */
e315cd28 4573 blob = qla2x00_request_firmware(vha);
5433383e
AV		 4574 if (!blob) {
4575 qla_printk(KERN_ERR, ha, "Firmware image unavailable.\n");
d1c61909
AV		 4576 qla_printk(KERN_ERR, ha, "Firmware images can be retrieved "
4577 "from: " QLA_FW_URL ".\n");
5433383e
AV		 4578 return QLA_FUNCTION_FAILED;
4579 }
4580
4581 rval = QLA_SUCCESS;
4582
73208dfd 4583 wcode = (uint16_t *)req->ring;
5433383e
AV		 4584 *srisc_addr = 0;
4585 fwcode = (uint16_t *)blob->fw->data;
4586 fwclen = 0;
4587
4588 /* Validate firmware image by checking version. */
4589 if (blob->fw->size < 8 * sizeof(uint16_t)) {
4590 qla_printk(KERN_WARNING, ha,
4591 "Unable to verify integrity of firmware image (%Zd)!\n",
4592 blob->fw->size);
4593 goto fail_fw_integrity;
4594 }
4595 for (i = 0; i < 4; i++)
4596 wcode[i] = be16_to_cpu(fwcode[i + 4]);
4597 if ((wcode[0] == 0xffff && wcode[1] == 0xffff && wcode[2] == 0xffff &&
4598 wcode[3] == 0xffff) || (wcode[0] == 0 && wcode[1] == 0 &&
4599 wcode[2] == 0 && wcode[3] == 0)) {
4600 qla_printk(KERN_WARNING, ha,
4601 "Unable to verify integrity of firmware image!\n");
4602 qla_printk(KERN_WARNING, ha,
4603 "Firmware data: %04x %04x %04x %04x!\n", wcode[0],
4604 wcode[1], wcode[2], wcode[3]);
4605 goto fail_fw_integrity;
4606 }
4607
4608 seg = blob->segs;
4609 while (*seg && rval == QLA_SUCCESS) {
4610 risc_addr = *seg;
4611 *srisc_addr = *srisc_addr == 0 ? *seg : *srisc_addr;
4612 risc_size = be16_to_cpu(fwcode[3]);
4613
4614 /* Validate firmware image size. */
4615 fwclen += risc_size * sizeof(uint16_t);
4616 if (blob->fw->size < fwclen) {
4617 qla_printk(KERN_WARNING, ha,
4618 "Unable to verify integrity of firmware image "
4619 "(%Zd)!\n", blob->fw->size);
4620 goto fail_fw_integrity;
4621 }
4622
4623 fragment = 0;
4624 while (risc_size > 0 && rval == QLA_SUCCESS) {
4625 wlen = (uint16_t)(ha->fw_transfer_size >> 1);
4626 if (wlen > risc_size)
4627 wlen = risc_size;
4628
4629 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
e315cd28 4630 "addr %x, number of words 0x%x.\n", vha->host_no,
5433383e
AV		 4631 risc_addr, wlen));
4632
4633 for (i = 0; i < wlen; i++)
4634 wcode[i] = swab16(fwcode[i]);
4635
73208dfd 4636 rval = qla2x00_load_ram(vha, req->dma, risc_addr,
5433383e
AV		 4637 wlen);
4638 if (rval) {
4639 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
e315cd28 4640 "segment %d of firmware\n", vha->host_no,
5433383e
AV		 4641 fragment));
4642 qla_printk(KERN_WARNING, ha,
4643 "[ERROR] Failed to load segment %d of "
4644 "firmware\n", fragment);
4645 break;
4646 }
4647
4648 fwcode += wlen;
4649 risc_addr += wlen;
4650 risc_size -= wlen;
4651 fragment++;
4652 }
4653
4654 /* Next segment. */
4655 seg++;
4656 }
4657 return rval;
4658
4659fail_fw_integrity:
4660 return QLA_FUNCTION_FAILED;
4661}
4662
eaac30be
AV		 4663static int
4664qla24xx_load_risc_blob(scsi_qla_host_t *vha, uint32_t *srisc_addr)
0107109e
AV		 4665{
4666 int rval;
4667 int segments, fragment;
4668 uint32_t *dcode, dlen;
4669 uint32_t risc_addr;
4670 uint32_t risc_size;
4671 uint32_t i;
5433383e 4672 struct fw_blob *blob;
0107109e 4673 uint32_t *fwcode, fwclen;
e315cd28 4674 struct qla_hw_data *ha = vha->hw;
73208dfd 4675 struct req_que *req = ha->req_q_map[0];
0107109e 4676
5433383e 4677 /* Load firmware blob. */
e315cd28 4678 blob = qla2x00_request_firmware(vha);
5433383e
AV		 4679 if (!blob) {
4680 qla_printk(KERN_ERR, ha, "Firmware image unavailable.\n");
d1c61909
AV		 4681 qla_printk(KERN_ERR, ha, "Firmware images can be retrieved "
4682 "from: " QLA_FW_URL ".\n");
4683
eaac30be 4684 return QLA_FUNCTION_FAILED;
0107109e
AV		 4685 }
4686
eaac30be
AV		 4687 qla_printk(KERN_INFO, ha,
4688 "FW: Loading via request-firmware...\n");
4689
0107109e
AV		 4690 rval = QLA_SUCCESS;
4691
4692 segments = FA_RISC_CODE_SEGMENTS;
73208dfd 4693 dcode = (uint32_t *)req->ring;
0107109e 4694 *srisc_addr = 0;
5433383e 4695 fwcode = (uint32_t *)blob->fw->data;
0107109e
AV		 4696 fwclen = 0;
4697
4698 /* Validate firmware image by checking version. */
5433383e 4699 if (blob->fw->size < 8 * sizeof(uint32_t)) {
0107109e 4700 qla_printk(KERN_WARNING, ha,
5433383e
AV		 4701 "Unable to verify integrity of firmware image (%Zd)!\n",
4702 blob->fw->size);
0107109e
AV		 4703 goto fail_fw_integrity;
4704 }
4705 for (i = 0; i < 4; i++)
4706 dcode[i] = be32_to_cpu(fwcode[i + 4]);
4707 if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff &&
4708 dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) ||
4709 (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 &&
4710 dcode[3] == 0)) {
4711 qla_printk(KERN_WARNING, ha,
5433383e 4712 "Unable to verify integrity of firmware image!\n");
0107109e
AV		 4713 qla_printk(KERN_WARNING, ha,
4714 "Firmware data: %08x %08x %08x %08x!\n", dcode[0],
4715 dcode[1], dcode[2], dcode[3]);
4716 goto fail_fw_integrity;
4717 }
4718
4719 while (segments && rval == QLA_SUCCESS) {
4720 risc_addr = be32_to_cpu(fwcode[2]);
4721 *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr;
4722 risc_size = be32_to_cpu(fwcode[3]);
4723
4724 /* Validate firmware image size. */
4725 fwclen += risc_size * sizeof(uint32_t);
5433383e 4726 if (blob->fw->size < fwclen) {
0107109e 4727 qla_printk(KERN_WARNING, ha,
5433383e
AV		 4728 "Unable to verify integrity of firmware image "
4729 "(%Zd)!\n", blob->fw->size);
4730
0107109e
AV		 4731 goto fail_fw_integrity;
4732 }
4733
4734 fragment = 0;
4735 while (risc_size > 0 && rval == QLA_SUCCESS) {
4736 dlen = (uint32_t)(ha->fw_transfer_size >> 2);
4737 if (dlen > risc_size)
4738 dlen = risc_size;
4739
4740 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
e315cd28 4741 "addr %x, number of dwords 0x%x.\n", vha->host_no,
0107109e
AV		 4742 risc_addr, dlen));
4743
4744 for (i = 0; i < dlen; i++)
4745 dcode[i] = swab32(fwcode[i]);
4746
73208dfd 4747 rval = qla2x00_load_ram(vha, req->dma, risc_addr,
590f98e5 4748 dlen);
0107109e
AV		 4749 if (rval) {
4750 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
e315cd28 4751 "segment %d of firmware\n", vha->host_no,
0107109e
AV		 4752 fragment));
4753 qla_printk(KERN_WARNING, ha,
4754 "[ERROR] Failed to load segment %d of "
4755 "firmware\n", fragment);
4756 break;
4757 }
4758
4759 fwcode += dlen;
4760 risc_addr += dlen;
4761 risc_size -= dlen;
4762 fragment++;
4763 }
4764
4765 /* Next segment. */
4766 segments--;
4767 }
0107109e
AV		 4768 return rval;
4769
4770fail_fw_integrity:
0107109e 4771 return QLA_FUNCTION_FAILED;
0107109e 4772}
18c6c127 4773
eaac30be
AV		 4774int
4775qla24xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
4776{
4777 int rval;
4778
e337d907
AV		 4779 if (ql2xfwloadbin == 1)
4780 return qla81xx_load_risc(vha, srisc_addr);
4781
eaac30be
AV		 4782 /*
4783 * FW Load priority:
4784 * 1) Firmware via request-firmware interface (.bin file).
4785 * 2) Firmware residing in flash.
4786 */
4787 rval = qla24xx_load_risc_blob(vha, srisc_addr);
4788 if (rval == QLA_SUCCESS)
4789 return rval;
4790
cbc8eb67
AV		 4791 return qla24xx_load_risc_flash(vha, srisc_addr,
4792 vha->hw->flt_region_fw);
eaac30be
AV		 4793}
4794
4795int
4796qla81xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
4797{
4798 int rval;
cbc8eb67 4799 struct qla_hw_data *ha = vha->hw;
eaac30be 4800
e337d907 4801 if (ql2xfwloadbin == 2)
cbc8eb67 4802 goto try_blob_fw;
e337d907 4803
eaac30be
AV		 4804 /*
4805 * FW Load priority:
4806 * 1) Firmware residing in flash.
4807 * 2) Firmware via request-firmware interface (.bin file).
cbc8eb67 4808 * 3) Golden-Firmware residing in flash -- limited operation.
eaac30be 4809 */
cbc8eb67 4810 rval = qla24xx_load_risc_flash(vha, srisc_addr, ha->flt_region_fw);
eaac30be
AV		 4811 if (rval == QLA_SUCCESS)
4812 return rval;
4813
cbc8eb67
AV		 4814try_blob_fw:
4815 rval = qla24xx_load_risc_blob(vha, srisc_addr);
4816 if (rval == QLA_SUCCESS || !ha->flt_region_gold_fw)
4817 return rval;
4818
4819 qla_printk(KERN_ERR, ha,
4820 "FW: Attempting to fallback to golden firmware...\n");
4821 rval = qla24xx_load_risc_flash(vha, srisc_addr, ha->flt_region_gold_fw);
4822 if (rval != QLA_SUCCESS)
4823 return rval;
4824
4825 qla_printk(KERN_ERR, ha,
4826 "FW: Please update operational firmware...\n");
4827 ha->flags.running_gold_fw = 1;
4828
4829 return rval;
eaac30be
AV		 4830}
4831
18c6c127 4832void
e315cd28 4833qla2x00_try_to_stop_firmware(scsi_qla_host_t *vha)
18c6c127
AV		 4834{
4835 int ret, retries;
e315cd28 4836 struct qla_hw_data *ha = vha->hw;
18c6c127 4837
85880801
AV		 4838 if (ha->flags.pci_channel_io_perm_failure)
4839 return;
e428924c 4840 if (!IS_FWI2_CAPABLE(ha))
18c6c127 4841 return;
75edf81d
AV		 4842 if (!ha->fw_major_version)
4843 return;
18c6c127 4844
e315cd28 4845 ret = qla2x00_stop_firmware(vha);
7c7f1f29 4846 for (retries = 5; ret != QLA_SUCCESS && ret != QLA_FUNCTION_TIMEOUT &&
b469a7cb 4847 ret != QLA_INVALID_COMMAND && retries ; retries--) {
e315cd28
AC		 4848 ha->isp_ops->reset_chip(vha);
4849 if (ha->isp_ops->chip_diag(vha) != QLA_SUCCESS)
18c6c127 4850 continue;
e315cd28 4851 if (qla2x00_setup_chip(vha) != QLA_SUCCESS)
18c6c127
AV		 4852 continue;
4853 qla_printk(KERN_INFO, ha,
4854 "Attempting retry of stop-firmware command...\n");
e315cd28 4855 ret = qla2x00_stop_firmware(vha);
18c6c127
AV		 4856 }
4857}
2c3dfe3f
SJ		 4858
4859int
e315cd28 4860qla24xx_configure_vhba(scsi_qla_host_t *vha)
2c3dfe3f
SJ		 4861{
4862 int rval = QLA_SUCCESS;
4863 uint16_t mb[MAILBOX_REGISTER_COUNT];
e315cd28
AC		 4864 struct qla_hw_data *ha = vha->hw;
4865 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
67c2e93a
AC		 4866 struct req_que *req;
4867 struct rsp_que *rsp;
2c3dfe3f 4868
e315cd28 4869 if (!vha->vp_idx)
2c3dfe3f
SJ		 4870 return -EINVAL;
4871
e315cd28 4872 rval = qla2x00_fw_ready(base_vha);
7163ea81 4873 if (ha->flags.cpu_affinity_enabled)
67c2e93a
AC		 4874 req = ha->req_q_map[0];
4875 else
4876 req = vha->req;
4877 rsp = req->rsp;
4878
2c3dfe3f 4879 if (rval == QLA_SUCCESS) {
e315cd28 4880 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
73208dfd 4881 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL);
2c3dfe3f
SJ		 4882 }
4883
e315cd28 4884 vha->flags.management_server_logged_in = 0;
2c3dfe3f
SJ		 4885
4886 /* Login to SNS first */
e315cd28 4887 ha->isp_ops->fabric_login(vha, NPH_SNS, 0xff, 0xff, 0xfc, mb, BIT_1);
2c3dfe3f
SJ		 4888 if (mb[0] != MBS_COMMAND_COMPLETE) {
4889 DEBUG15(qla_printk(KERN_INFO, ha,
4890 "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x "
4891 "mb[2]=%x mb[6]=%x mb[7]=%x\n", NPH_SNS,
4892 mb[0], mb[1], mb[2], mb[6], mb[7]));
4893 return (QLA_FUNCTION_FAILED);
4894 }
4895
e315cd28
AC		 4896 atomic_set(&vha->loop_down_timer, 0);
4897 atomic_set(&vha->loop_state, LOOP_UP);
4898 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
4899 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
4900 rval = qla2x00_loop_resync(base_vha);
2c3dfe3f
SJ		 4901
4902 return rval;
4903}
4d4df193
HK		 4904
4905/* 84XX Support **************************************************************/
4906
4907static LIST_HEAD(qla_cs84xx_list);
4908static DEFINE_MUTEX(qla_cs84xx_mutex);
4909
4910static struct qla_chip_state_84xx *
e315cd28 4911qla84xx_get_chip(struct scsi_qla_host *vha)
4d4df193
HK		 4912{
4913 struct qla_chip_state_84xx *cs84xx;
e315cd28 4914 struct qla_hw_data *ha = vha->hw;
4d4df193
HK		 4915
4916 mutex_lock(&qla_cs84xx_mutex);
4917
4918 /* Find any shared 84xx chip. */
4919 list_for_each_entry(cs84xx, &qla_cs84xx_list, list) {
4920 if (cs84xx->bus == ha->pdev->bus) {
4921 kref_get(&cs84xx->kref);
4922 goto done;
4923 }
4924 }
4925
4926 cs84xx = kzalloc(sizeof(*cs84xx), GFP_KERNEL);
4927 if (!cs84xx)
4928 goto done;
4929
4930 kref_init(&cs84xx->kref);
4931 spin_lock_init(&cs84xx->access_lock);
4932 mutex_init(&cs84xx->fw_update_mutex);
4933 cs84xx->bus = ha->pdev->bus;
4934
4935 list_add_tail(&cs84xx->list, &qla_cs84xx_list);
4936done:
4937 mutex_unlock(&qla_cs84xx_mutex);
4938 return cs84xx;
4939}
4940
4941static void
4942__qla84xx_chip_release(struct kref *kref)
4943{
4944 struct qla_chip_state_84xx *cs84xx =
4945 container_of(kref, struct qla_chip_state_84xx, kref);
4946
4947 mutex_lock(&qla_cs84xx_mutex);
4948 list_del(&cs84xx->list);
4949 mutex_unlock(&qla_cs84xx_mutex);
4950 kfree(cs84xx);
4951}
4952
4953void
e315cd28 4954qla84xx_put_chip(struct scsi_qla_host *vha)
4d4df193 4955{
e315cd28 4956 struct qla_hw_data *ha = vha->hw;
4d4df193
HK		 4957 if (ha->cs84xx)
4958 kref_put(&ha->cs84xx->kref, __qla84xx_chip_release);
4959}
4960
4961static int
e315cd28 4962qla84xx_init_chip(scsi_qla_host_t *vha)
4d4df193
HK		 4963{
4964 int rval;
4965 uint16_t status[2];
e315cd28 4966 struct qla_hw_data *ha = vha->hw;
4d4df193
HK		 4967
4968 mutex_lock(&ha->cs84xx->fw_update_mutex);
4969
e315cd28 4970 rval = qla84xx_verify_chip(vha, status);
4d4df193
HK		 4971
4972 mutex_unlock(&ha->cs84xx->fw_update_mutex);
4973
4974 return rval != QLA_SUCCESS || status[0] ? QLA_FUNCTION_FAILED:
4975 QLA_SUCCESS;
4976}
3a03eb79
AV		 4977
4978/* 81XX Support **************************************************************/
4979
4980int
4981qla81xx_nvram_config(scsi_qla_host_t *vha)
4982{
4983 int rval;
4984 struct init_cb_81xx *icb;
4985 struct nvram_81xx *nv;
4986 uint32_t *dptr;
4987 uint8_t *dptr1, *dptr2;
4988 uint32_t chksum;
4989 uint16_t cnt;
4990 struct qla_hw_data *ha = vha->hw;
4991
4992 rval = QLA_SUCCESS;
4993 icb = (struct init_cb_81xx *)ha->init_cb;
4994 nv = ha->nvram;
4995
4996 /* Determine NVRAM starting address. */
4997 ha->nvram_size = sizeof(struct nvram_81xx);
3a03eb79 4998 ha->vpd_size = FA_NVRAM_VPD_SIZE;
3a03eb79
AV		 4999
5000 /* Get VPD data into cache */
5001 ha->vpd = ha->nvram + VPD_OFFSET;
3d79038f
AV		 5002 ha->isp_ops->read_optrom(vha, ha->vpd, ha->flt_region_vpd << 2,
5003 ha->vpd_size);
3a03eb79
AV		 5004
5005 /* Get NVRAM data into cache and calculate checksum. */
3d79038f 5006 ha->isp_ops->read_optrom(vha, ha->nvram, ha->flt_region_nvram << 2,
3a03eb79 5007 ha->nvram_size);
3d79038f 5008 dptr = (uint32_t *)nv;
3a03eb79
AV		 5009 for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++)
5010 chksum += le32_to_cpu(*dptr++);
5011
7640335e 5012 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", vha->host_no));
3a03eb79
AV		 5013 DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size));
5014
5015 /* Bad NVRAM data, set defaults parameters. */
5016 if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || nv->id[2] != 'P'
5017 || nv->id[3] != ' ' ||
5018 nv->nvram_version < __constant_cpu_to_le16(ICB_VERSION)) {
5019 /* Reset NVRAM data. */
5020 qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: "
5021 "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0],
5022 le16_to_cpu(nv->nvram_version));
5023 qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet "
5024 "invalid -- WWPN) defaults.\n");
5025
5026 /*
5027 * Set default initialization control block.
5028 */
5029 memset(nv, 0, ha->nvram_size);
5030 nv->nvram_version = __constant_cpu_to_le16(ICB_VERSION);
5031 nv->version = __constant_cpu_to_le16(ICB_VERSION);
5032 nv->frame_payload_size = __constant_cpu_to_le16(2048);
5033 nv->execution_throttle = __constant_cpu_to_le16(0xFFFF);
5034 nv->exchange_count = __constant_cpu_to_le16(0);
5035 nv->port_name[0] = 0x21;
e5b68a61 5036 nv->port_name[1] = 0x00 + ha->port_no;
3a03eb79
AV		 5037 nv->port_name[2] = 0x00;
5038 nv->port_name[3] = 0xe0;
5039 nv->port_name[4] = 0x8b;
5040 nv->port_name[5] = 0x1c;
5041 nv->port_name[6] = 0x55;
5042 nv->port_name[7] = 0x86;
5043 nv->node_name[0] = 0x20;
5044 nv->node_name[1] = 0x00;
5045 nv->node_name[2] = 0x00;
5046 nv->node_name[3] = 0xe0;
5047 nv->node_name[4] = 0x8b;
5048 nv->node_name[5] = 0x1c;
5049 nv->node_name[6] = 0x55;
5050 nv->node_name[7] = 0x86;
5051 nv->login_retry_count = __constant_cpu_to_le16(8);
5052 nv->interrupt_delay_timer = __constant_cpu_to_le16(0);
5053 nv->login_timeout = __constant_cpu_to_le16(0);
5054 nv->firmware_options_1 =
5055 __constant_cpu_to_le32(BIT_14|BIT_13|BIT_2|BIT_1);
5056 nv->firmware_options_2 = __constant_cpu_to_le32(2 << 4);
5057 nv->firmware_options_2 |= __constant_cpu_to_le32(BIT_12);
5058 nv->firmware_options_3 = __constant_cpu_to_le32(2 << 13);
5059 nv->host_p = __constant_cpu_to_le32(BIT_11|BIT_10);
5060 nv->efi_parameters = __constant_cpu_to_le32(0);
5061 nv->reset_delay = 5;
5062 nv->max_luns_per_target = __constant_cpu_to_le16(128);
5063 nv->port_down_retry_count = __constant_cpu_to_le16(30);
5064 nv->link_down_timeout = __constant_cpu_to_le16(30);
eeebcc92 5065 nv->enode_mac[0] = 0x00;
3a03eb79
AV		 5066 nv->enode_mac[1] = 0x02;
5067 nv->enode_mac[2] = 0x03;
5068 nv->enode_mac[3] = 0x04;
5069 nv->enode_mac[4] = 0x05;
e5b68a61 5070 nv->enode_mac[5] = 0x06 + ha->port_no;
3a03eb79
AV		 5071
5072 rval = 1;
5073 }
5074
5075 /* Reset Initialization control block */
5076 memset(icb, 0, sizeof(struct init_cb_81xx));
5077
5078 /* Copy 1st segment. */
5079 dptr1 = (uint8_t *)icb;
5080 dptr2 = (uint8_t *)&nv->version;
5081 cnt = (uint8_t *)&icb->response_q_inpointer - (uint8_t *)&icb->version;
5082 while (cnt--)
5083 *dptr1++ = *dptr2++;
5084
5085 icb->login_retry_count = nv->login_retry_count;
5086
5087 /* Copy 2nd segment. */
5088 dptr1 = (uint8_t *)&icb->interrupt_delay_timer;
5089 dptr2 = (uint8_t *)&nv->interrupt_delay_timer;
5090 cnt = (uint8_t *)&icb->reserved_5 -
5091 (uint8_t *)&icb->interrupt_delay_timer;
5092 while (cnt--)
5093 *dptr1++ = *dptr2++;
5094
5095 memcpy(icb->enode_mac, nv->enode_mac, sizeof(icb->enode_mac));
5096 /* Some boards (with valid NVRAMs) still have NULL enode_mac!! */
5097 if (!memcmp(icb->enode_mac, "\0\0\0\0\0\0", sizeof(icb->enode_mac))) {
5098 icb->enode_mac[0] = 0x01;
5099 icb->enode_mac[1] = 0x02;
5100 icb->enode_mac[2] = 0x03;
5101 icb->enode_mac[3] = 0x04;
5102 icb->enode_mac[4] = 0x05;
e5b68a61 5103 icb->enode_mac[5] = 0x06 + ha->port_no;
3a03eb79
AV		 5104 }
5105
b64b0e8f
AV		 5106 /* Use extended-initialization control block. */
5107 memcpy(ha->ex_init_cb, &nv->ex_version, sizeof(*ha->ex_init_cb));
5108
3a03eb79
AV		 5109 /*
5110 * Setup driver NVRAM options.
5111 */
5112 qla2x00_set_model_info(vha, nv->model_name, sizeof(nv->model_name),
a9083016 5113 "QLE8XXX");
3a03eb79
AV		 5114
5115 /* Use alternate WWN? */
5116 if (nv->host_p & __constant_cpu_to_le32(BIT_15)) {
5117 memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE);
5118 memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE);
5119 }
5120
5121 /* Prepare nodename */
5122 if ((icb->firmware_options_1 & __constant_cpu_to_le32(BIT_14)) == 0) {
5123 /*
5124 * Firmware will apply the following mask if the nodename was
5125 * not provided.
5126 */
5127 memcpy(icb->node_name, icb->port_name, WWN_SIZE);
5128 icb->node_name[0] &= 0xF0;
5129 }
5130
5131 /* Set host adapter parameters. */
5132 ha->flags.disable_risc_code_load = 0;
5133 ha->flags.enable_lip_reset = 0;
5134 ha->flags.enable_lip_full_login =
5135 le32_to_cpu(nv->host_p) & BIT_10 ? 1: 0;
5136 ha->flags.enable_target_reset =
5137 le32_to_cpu(nv->host_p) & BIT_11 ? 1: 0;
5138 ha->flags.enable_led_scheme = 0;
5139 ha->flags.disable_serdes = le32_to_cpu(nv->host_p) & BIT_5 ? 1: 0;
5140
5141 ha->operating_mode = (le32_to_cpu(icb->firmware_options_2) &
5142 (BIT_6 | BIT_5 | BIT_4)) >> 4;
5143
5144 /* save HBA serial number */
5145 ha->serial0 = icb->port_name[5];
5146 ha->serial1 = icb->port_name[6];
5147 ha->serial2 = icb->port_name[7];
5148 memcpy(vha->node_name, icb->node_name, WWN_SIZE);
5149 memcpy(vha->port_name, icb->port_name, WWN_SIZE);
5150
5151 icb->execution_throttle = __constant_cpu_to_le16(0xFFFF);
5152
5153 ha->retry_count = le16_to_cpu(nv->login_retry_count);
5154
5155 /* Set minimum login_timeout to 4 seconds. */
5156 if (le16_to_cpu(nv->login_timeout) < ql2xlogintimeout)
5157 nv->login_timeout = cpu_to_le16(ql2xlogintimeout);
5158 if (le16_to_cpu(nv->login_timeout) < 4)
5159 nv->login_timeout = __constant_cpu_to_le16(4);
5160 ha->login_timeout = le16_to_cpu(nv->login_timeout);
5161 icb->login_timeout = nv->login_timeout;
5162
5163 /* Set minimum RATOV to 100 tenths of a second. */
5164 ha->r_a_tov = 100;
5165
5166 ha->loop_reset_delay = nv->reset_delay;
5167
5168 /* Link Down Timeout = 0:
5169 *
5170 * When Port Down timer expires we will start returning
5171 * I/O's to OS with "DID_NO_CONNECT".
5172 *
5173 * Link Down Timeout != 0:
5174 *
5175 * The driver waits for the link to come up after link down
5176 * before returning I/Os to OS with "DID_NO_CONNECT".
5177 */
5178 if (le16_to_cpu(nv->link_down_timeout) == 0) {
5179 ha->loop_down_abort_time =
5180 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
5181 } else {
5182 ha->link_down_timeout = le16_to_cpu(nv->link_down_timeout);
5183 ha->loop_down_abort_time =
5184 (LOOP_DOWN_TIME - ha->link_down_timeout);
5185 }
5186
5187 /* Need enough time to try and get the port back. */
5188 ha->port_down_retry_count = le16_to_cpu(nv->port_down_retry_count);
5189 if (qlport_down_retry)
5190 ha->port_down_retry_count = qlport_down_retry;
5191
5192 /* Set login_retry_count */
5193 ha->login_retry_count = le16_to_cpu(nv->login_retry_count);
5194 if (ha->port_down_retry_count ==
5195 le16_to_cpu(nv->port_down_retry_count) &&
5196 ha->port_down_retry_count > 3)
5197 ha->login_retry_count = ha->port_down_retry_count;
5198 else if (ha->port_down_retry_count > (int)ha->login_retry_count)
5199 ha->login_retry_count = ha->port_down_retry_count;
5200 if (ql2xloginretrycount)
5201 ha->login_retry_count = ql2xloginretrycount;
5202
5203 /* Enable ZIO. */
5204 if (!vha->flags.init_done) {
5205 ha->zio_mode = le32_to_cpu(icb->firmware_options_2) &
5206 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
5207 ha->zio_timer = le16_to_cpu(icb->interrupt_delay_timer) ?
5208 le16_to_cpu(icb->interrupt_delay_timer): 2;
5209 }
5210 icb->firmware_options_2 &= __constant_cpu_to_le32(
5211 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0));
5212 vha->flags.process_response_queue = 0;
5213 if (ha->zio_mode != QLA_ZIO_DISABLED) {
5214 ha->zio_mode = QLA_ZIO_MODE_6;
5215
5216 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer delay "
5217 "(%d us).\n", vha->host_no, ha->zio_mode,
5218 ha->zio_timer * 100));
5219 qla_printk(KERN_INFO, ha,
5220 "ZIO mode %d enabled; timer delay (%d us).\n",
5221 ha->zio_mode, ha->zio_timer * 100);
5222
5223 icb->firmware_options_2 |= cpu_to_le32(
5224 (uint32_t)ha->zio_mode);
5225 icb->interrupt_delay_timer = cpu_to_le16(ha->zio_timer);
5226 vha->flags.process_response_queue = 1;
5227 }
5228
5229 if (rval) {
5230 DEBUG2_3(printk(KERN_WARNING
5231 "scsi(%ld): NVRAM configuration failed!\n", vha->host_no));
5232 }
5233 return (rval);
5234}
5235
a9083016
GM		 5236int
5237qla82xx_restart_isp(scsi_qla_host_t *vha)
5238{
5239 int status, rval;
5240 uint32_t wait_time;
5241 struct qla_hw_data *ha = vha->hw;
5242 struct req_que *req = ha->req_q_map[0];
5243 struct rsp_que *rsp = ha->rsp_q_map[0];
5244 struct scsi_qla_host *vp;
feafb7b1 5245 unsigned long flags;
a9083016
GM		 5246
5247 status = qla2x00_init_rings(vha);
5248 if (!status) {
5249 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
5250 ha->flags.chip_reset_done = 1;
5251
5252 status = qla2x00_fw_ready(vha);
5253 if (!status) {
5254 qla_printk(KERN_INFO, ha,
5255 "%s(): Start configure loop, "
5256 "status = %d\n", __func__, status);
5257
5258 /* Issue a marker after FW becomes ready. */
5259 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL);
5260
5261 vha->flags.online = 1;
5262 /* Wait at most MAX_TARGET RSCNs for a stable link. */
5263 wait_time = 256;
5264 do {
5265 clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
5266 qla2x00_configure_loop(vha);
5267 wait_time--;
5268 } while (!atomic_read(&vha->loop_down_timer) &&
5269 !(test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags)) &&
5270 wait_time &&
5271 (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)));
5272 }
5273
5274 /* if no cable then assume it's good */
5275 if ((vha->device_flags & DFLG_NO_CABLE))
5276 status = 0;
5277
5278 qla_printk(KERN_INFO, ha,
5279 "%s(): Configure loop done, status = 0x%x\n",
5280 __func__, status);
5281 }
5282
5283 if (!status) {
5284 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
5285
5286 if (!atomic_read(&vha->loop_down_timer)) {
5287 /*
5288 * Issue marker command only when we are going
5289 * to start the I/O .
5290 */
5291 vha->marker_needed = 1;
5292 }
5293
5294 vha->flags.online = 1;
5295
5296 ha->isp_ops->enable_intrs(ha);
5297
5298 ha->isp_abort_cnt = 0;
5299 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
5300
5301 if (ha->fce) {
5302 ha->flags.fce_enabled = 1;
5303 memset(ha->fce, 0,
5304 fce_calc_size(ha->fce_bufs));
5305 rval = qla2x00_enable_fce_trace(vha,
5306 ha->fce_dma, ha->fce_bufs, ha->fce_mb,
5307 &ha->fce_bufs);
5308 if (rval) {
5309 qla_printk(KERN_WARNING, ha,
5310 "Unable to reinitialize FCE "
5311 "(%d).\n", rval);
5312 ha->flags.fce_enabled = 0;
5313 }
5314 }
5315
5316 if (ha->eft) {
5317 memset(ha->eft, 0, EFT_SIZE);
5318 rval = qla2x00_enable_eft_trace(vha,
5319 ha->eft_dma, EFT_NUM_BUFFERS);
5320 if (rval) {
5321 qla_printk(KERN_WARNING, ha,
5322 "Unable to reinitialize EFT "
5323 "(%d).\n", rval);
5324 }
5325 }
a9083016
GM		 5326 }
5327
5328 if (!status) {
5329 DEBUG(printk(KERN_INFO
5330 "qla82xx_restart_isp(%ld): succeeded.\n",
5331 vha->host_no));
feafb7b1
AE		 5332
5333 spin_lock_irqsave(&ha->vport_slock, flags);
5334 list_for_each_entry(vp, &ha->vp_list, list) {
5335 if (vp->vp_idx) {
5336 atomic_inc(&vp->vref_count);
5337 spin_unlock_irqrestore(&ha->vport_slock, flags);
5338
a9083016 5339 qla2x00_vp_abort_isp(vp);
feafb7b1
AE		 5340
5341 spin_lock_irqsave(&ha->vport_slock, flags);
5342 atomic_dec(&vp->vref_count);
5343 }
a9083016 5344 }
feafb7b1
AE		 5345 spin_unlock_irqrestore(&ha->vport_slock, flags);
5346
a9083016
GM		 5347 } else {
5348 qla_printk(KERN_INFO, ha,
5349 "qla82xx_restart_isp: **** FAILED ****\n");
5350 }
5351
5352 return status;
5353}
5354
3a03eb79 5355void
ae97c91e 5356qla81xx_update_fw_options(scsi_qla_host_t *vha)
3a03eb79 5357{
ae97c91e
AV		 5358 struct qla_hw_data *ha = vha->hw;
5359
5360 if (!ql2xetsenable)
5361 return;
5362
5363 /* Enable ETS Burst. */
5364 memset(ha->fw_options, 0, sizeof(ha->fw_options));
5365 ha->fw_options[2] |= BIT_9;
5366 qla2x00_set_fw_options(vha, ha->fw_options);
3a03eb79 5367}
09ff701a
SR		 5368
5369/*
5370 * qla24xx_get_fcp_prio
5371 * Gets the fcp cmd priority value for the logged in port.
5372 * Looks for a match of the port descriptors within
5373 * each of the fcp prio config entries. If a match is found,
5374 * the tag (priority) value is returned.
5375 *
5376 * Input:
5377 * ha = adapter block po
5378 * fcport = port structure pointer.
5379 *
5380 * Return:
6c452a45 5381 * non-zero (if found)
09ff701a
SR		 5382 * 0 (if not found)
5383 *
5384 * Context:
5385 * Kernel context
5386 */
5387uint8_t
5388qla24xx_get_fcp_prio(scsi_qla_host_t *vha, fc_port_t *fcport)
5389{
5390 int i, entries;
5391 uint8_t pid_match, wwn_match;
5392 uint8_t priority;
5393 uint32_t pid1, pid2;
5394 uint64_t wwn1, wwn2;
5395 struct qla_fcp_prio_entry *pri_entry;
5396 struct qla_hw_data *ha = vha->hw;
5397
5398 if (!ha->fcp_prio_cfg || !ha->flags.fcp_prio_enabled)
5399 return 0;
5400
5401 priority = 0;
5402 entries = ha->fcp_prio_cfg->num_entries;
5403 pri_entry = &ha->fcp_prio_cfg->entry[0];
5404
5405 for (i = 0; i < entries; i++) {
5406 pid_match = wwn_match = 0;
5407
5408 if (!(pri_entry->flags & FCP_PRIO_ENTRY_VALID)) {
5409 pri_entry++;
5410 continue;
5411 }
5412
5413 /* check source pid for a match */
5414 if (pri_entry->flags & FCP_PRIO_ENTRY_SPID_VALID) {
5415 pid1 = pri_entry->src_pid & INVALID_PORT_ID;
5416 pid2 = vha->d_id.b24 & INVALID_PORT_ID;
5417 if (pid1 == INVALID_PORT_ID)
5418 pid_match++;
5419 else if (pid1 == pid2)
5420 pid_match++;
5421 }
5422
5423 /* check destination pid for a match */
5424 if (pri_entry->flags & FCP_PRIO_ENTRY_DPID_VALID) {
5425 pid1 = pri_entry->dst_pid & INVALID_PORT_ID;
5426 pid2 = fcport->d_id.b24 & INVALID_PORT_ID;
5427 if (pid1 == INVALID_PORT_ID)
5428 pid_match++;
5429 else if (pid1 == pid2)
5430 pid_match++;
5431 }
5432
5433 /* check source WWN for a match */
5434 if (pri_entry->flags & FCP_PRIO_ENTRY_SWWN_VALID) {
5435 wwn1 = wwn_to_u64(vha->port_name);
5436 wwn2 = wwn_to_u64(pri_entry->src_wwpn);
5437 if (wwn2 == (uint64_t)-1)
5438 wwn_match++;
5439 else if (wwn1 == wwn2)
5440 wwn_match++;
5441 }
5442
5443 /* check destination WWN for a match */
5444 if (pri_entry->flags & FCP_PRIO_ENTRY_DWWN_VALID) {
5445 wwn1 = wwn_to_u64(fcport->port_name);
5446 wwn2 = wwn_to_u64(pri_entry->dst_wwpn);
5447 if (wwn2 == (uint64_t)-1)
5448 wwn_match++;
5449 else if (wwn1 == wwn2)
5450 wwn_match++;
5451 }
5452
5453 if (pid_match == 2 || wwn_match == 2) {
5454 /* Found a matching entry */
5455 if (pri_entry->flags & FCP_PRIO_ENTRY_TAG_VALID)
5456 priority = pri_entry->tag;
5457 break;
5458 }
5459
5460 pri_entry++;
5461 }
5462
5463 return priority;
5464}
5465
5466/*
5467 * qla24xx_update_fcport_fcp_prio
5468 * Activates fcp priority for the logged in fc port
5469 *
5470 * Input:
5471 * ha = adapter block pointer.
5472 * fcp = port structure pointer.
5473 *
5474 * Return:
5475 * QLA_SUCCESS or QLA_FUNCTION_FAILED
5476 *
5477 * Context:
5478 * Kernel context.
5479 */
5480int
5481qla24xx_update_fcport_fcp_prio(scsi_qla_host_t *ha, fc_port_t *fcport)
5482{
5483 int ret;
5484 uint8_t priority;
5485 uint16_t mb[5];
5486
5487 if (atomic_read(&fcport->state) == FCS_UNCONFIGURED ||
5488 fcport->port_type != FCT_TARGET ||
5489 fcport->loop_id == FC_NO_LOOP_ID)
5490 return QLA_FUNCTION_FAILED;
5491
5492 priority = qla24xx_get_fcp_prio(ha, fcport);
5493 ret = qla24xx_set_fcp_prio(ha, fcport->loop_id, priority, mb);
5494 if (ret == QLA_SUCCESS)
5495 fcport->fcp_prio = priority;
5496 else
5497 DEBUG2(printk(KERN_WARNING
5498 "scsi(%ld): Unable to activate fcp priority, "
5499 " ret=0x%x\n", ha->host_no, ret));
5500
5501 return ret;
5502}
5503
5504/*
5505 * qla24xx_update_all_fcp_prio
5506 * Activates fcp priority for all the logged in ports
5507 *
5508 * Input:
5509 * ha = adapter block pointer.
5510 *
5511 * Return:
5512 * QLA_SUCCESS or QLA_FUNCTION_FAILED
5513 *
5514 * Context:
5515 * Kernel context.
5516 */
5517int
5518qla24xx_update_all_fcp_prio(scsi_qla_host_t *vha)
5519{
5520 int ret;
5521 fc_port_t *fcport;
5522
5523 ret = QLA_FUNCTION_FAILED;
5524 /* We need to set priority for all logged in ports */
5525 list_for_each_entry(fcport, &vha->vp_fcports, list)
5526 ret = qla24xx_update_fcport_fcp_prio(vha, fcport);
5527
5528 return ret;
5529}
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