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[SCSI] qla2xxx: Update to AER support, do early abort commands.
[mirror_ubuntu-bionic-kernel.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;
ac280b67 72
4916392b
MI		 73 del_timer_sync(&iocb->timer);
74 kfree(iocb);
ac280b67
AV		 75 kfree(ctx);
76 mempool_free(sp, sp->fcport->vha->hw->srb_mempool);
77}
78
79inline srb_t *
80qla2x00_get_ctx_sp(scsi_qla_host_t *vha, fc_port_t *fcport, size_t size,
81 unsigned long tmo)
82{
83 srb_t *sp;
84 struct qla_hw_data *ha = vha->hw;
85 struct srb_ctx *ctx;
4916392b 86 struct srb_iocb *iocb;
ac280b67
AV		 87
88 sp = mempool_alloc(ha->srb_mempool, GFP_KERNEL);
89 if (!sp)
90 goto done;
91 ctx = kzalloc(size, GFP_KERNEL);
92 if (!ctx) {
93 mempool_free(sp, ha->srb_mempool);
4916392b
MI		 94 sp = NULL;
95 goto done;
96 }
97 iocb = kzalloc(sizeof(struct srb_iocb), GFP_KERNEL);
98 if (!iocb) {
99 mempool_free(sp, ha->srb_mempool);
100 sp = NULL;
101 kfree(ctx);
ac280b67
AV		 102 goto done;
103 }
104
105 memset(sp, 0, sizeof(*sp));
106 sp->fcport = fcport;
107 sp->ctx = ctx;
4916392b
MI		 108 ctx->u.iocb_cmd = iocb;
109 iocb->free = qla2x00_ctx_sp_free;
ac280b67 110
4916392b 111 init_timer(&iocb->timer);
ac280b67
AV		 112 if (!tmo)
113 goto done;
4916392b
MI		 114 iocb->timer.expires = jiffies + tmo * HZ;
115 iocb->timer.data = (unsigned long)sp;
116 iocb->timer.function = qla2x00_ctx_sp_timeout;
117 add_timer(&iocb->timer);
ac280b67
AV		 118done:
119 return sp;
120}
121
122/* Asynchronous Login/Logout Routines -------------------------------------- */
123
5b91490e
AV		 124static inline unsigned long
125qla2x00_get_async_timeout(struct scsi_qla_host *vha)
126{
127 unsigned long tmo;
128 struct qla_hw_data *ha = vha->hw;
129
130 /* Firmware should use switch negotiated r_a_tov for timeout. */
131 tmo = ha->r_a_tov / 10 * 2;
132 if (!IS_FWI2_CAPABLE(ha)) {
133 /*
134 * Except for earlier ISPs where the timeout is seeded from the
135 * initialization control block.
136 */
137 tmo = ha->login_timeout;
138 }
139 return tmo;
140}
ac280b67
AV		 141
142static void
3822263e 143qla2x00_async_iocb_timeout(srb_t *sp)
ac280b67
AV		 144{
145 fc_port_t *fcport = sp->fcport;
4916392b 146 struct srb_ctx *ctx = sp->ctx;
ac280b67
AV		 147
148 DEBUG2(printk(KERN_WARNING
d3fa9e7d
AV		 149 "scsi(%ld:%x): Async-%s timeout - portid=%02x%02x%02x.\n",
150 fcport->vha->host_no, sp->handle,
151 ctx->name, fcport->d_id.b.domain,
152 fcport->d_id.b.area, fcport->d_id.b.al_pa));
ac280b67 153
5ff1d584 154 fcport->flags &= ~FCF_ASYNC_SENT;
6ac52608
AV		 155 if (ctx->type == SRB_LOGIN_CMD) {
156 struct srb_iocb *lio = ctx->u.iocb_cmd;
ac280b67 157 qla2x00_post_async_logout_work(fcport->vha, fcport, NULL);
6ac52608
AV		 158 /* Retry as needed. */
159 lio->u.logio.data[0] = MBS_COMMAND_ERROR;
160 lio->u.logio.data[1] = lio->u.logio.flags & SRB_LOGIN_RETRIED ?
161 QLA_LOGIO_LOGIN_RETRIED : 0;
162 qla2x00_post_async_login_done_work(fcport->vha, fcport,
163 lio->u.logio.data);
164 }
ac280b67
AV		 165}
166
99b0bec7
AV		 167static void
168qla2x00_async_login_ctx_done(srb_t *sp)
169{
4916392b
MI		 170 struct srb_ctx *ctx = sp->ctx;
171 struct srb_iocb *lio = ctx->u.iocb_cmd;
99b0bec7
AV		 172
173 qla2x00_post_async_login_done_work(sp->fcport->vha, sp->fcport,
4916392b
MI		 174 lio->u.logio.data);
175 lio->free(sp);
99b0bec7
AV		 176}
177
ac280b67
AV		 178int
179qla2x00_async_login(struct scsi_qla_host *vha, fc_port_t *fcport,
180 uint16_t *data)
181{
ac280b67 182 srb_t *sp;
4916392b
MI		 183 struct srb_ctx *ctx;
184 struct srb_iocb *lio;
ac280b67
AV		 185 int rval;
186
187 rval = QLA_FUNCTION_FAILED;
4916392b 188 sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx),
5b91490e 189 qla2x00_get_async_timeout(vha) + 2);
ac280b67
AV		 190 if (!sp)
191 goto done;
192
4916392b
MI		 193 ctx = sp->ctx;
194 ctx->type = SRB_LOGIN_CMD;
195 ctx->name = "login";
196 lio = ctx->u.iocb_cmd;
3822263e 197 lio->timeout = qla2x00_async_iocb_timeout;
4916392b
MI		 198 lio->done = qla2x00_async_login_ctx_done;
199 lio->u.logio.flags |= SRB_LOGIN_COND_PLOGI;
ac280b67 200 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
4916392b 201 lio->u.logio.flags |= SRB_LOGIN_RETRIED;
ac280b67
AV		 202 rval = qla2x00_start_sp(sp);
203 if (rval != QLA_SUCCESS)
204 goto done_free_sp;
205
206 DEBUG2(printk(KERN_DEBUG
207 "scsi(%ld:%x): Async-login - loop-id=%x portid=%02x%02x%02x "
208 "retries=%d.\n", fcport->vha->host_no, sp->handle, fcport->loop_id,
209 fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa,
210 fcport->login_retry));
211 return rval;
212
213done_free_sp:
4916392b 214 lio->free(sp);
ac280b67
AV		 215done:
216 return rval;
217}
218
99b0bec7
AV		 219static void
220qla2x00_async_logout_ctx_done(srb_t *sp)
221{
4916392b
MI		 222 struct srb_ctx *ctx = sp->ctx;
223 struct srb_iocb *lio = ctx->u.iocb_cmd;
99b0bec7
AV		 224
225 qla2x00_post_async_logout_done_work(sp->fcport->vha, sp->fcport,
4916392b
MI		 226 lio->u.logio.data);
227 lio->free(sp);
99b0bec7
AV		 228}
229
ac280b67
AV		 230int
231qla2x00_async_logout(struct scsi_qla_host *vha, fc_port_t *fcport)
232{
ac280b67 233 srb_t *sp;
4916392b
MI		 234 struct srb_ctx *ctx;
235 struct srb_iocb *lio;
ac280b67
AV		 236 int rval;
237
238 rval = QLA_FUNCTION_FAILED;
4916392b 239 sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx),
5b91490e 240 qla2x00_get_async_timeout(vha) + 2);
ac280b67
AV		 241 if (!sp)
242 goto done;
243
4916392b
MI		 244 ctx = sp->ctx;
245 ctx->type = SRB_LOGOUT_CMD;
246 ctx->name = "logout";
247 lio = ctx->u.iocb_cmd;
3822263e 248 lio->timeout = qla2x00_async_iocb_timeout;
4916392b 249 lio->done = qla2x00_async_logout_ctx_done;
ac280b67
AV		 250 rval = qla2x00_start_sp(sp);
251 if (rval != QLA_SUCCESS)
252 goto done_free_sp;
253
254 DEBUG2(printk(KERN_DEBUG
255 "scsi(%ld:%x): Async-logout - loop-id=%x portid=%02x%02x%02x.\n",
256 fcport->vha->host_no, sp->handle, fcport->loop_id,
257 fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa));
258 return rval;
259
260done_free_sp:
4916392b 261 lio->free(sp);
ac280b67
AV		 262done:
263 return rval;
264}
265
5ff1d584
AV		 266static void
267qla2x00_async_adisc_ctx_done(srb_t *sp)
268{
4916392b
MI		 269 struct srb_ctx *ctx = sp->ctx;
270 struct srb_iocb *lio = ctx->u.iocb_cmd;
5ff1d584
AV		 271
272 qla2x00_post_async_adisc_done_work(sp->fcport->vha, sp->fcport,
4916392b
MI		 273 lio->u.logio.data);
274 lio->free(sp);
5ff1d584
AV		 275}
276
277int
278qla2x00_async_adisc(struct scsi_qla_host *vha, fc_port_t *fcport,
279 uint16_t *data)
280{
5ff1d584 281 srb_t *sp;
4916392b
MI		 282 struct srb_ctx *ctx;
283 struct srb_iocb *lio;
5ff1d584
AV		 284 int rval;
285
286 rval = QLA_FUNCTION_FAILED;
4916392b 287 sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx),
5b91490e 288 qla2x00_get_async_timeout(vha) + 2);
5ff1d584
AV		 289 if (!sp)
290 goto done;
291
4916392b
MI		 292 ctx = sp->ctx;
293 ctx->type = SRB_ADISC_CMD;
294 ctx->name = "adisc";
295 lio = ctx->u.iocb_cmd;
3822263e 296 lio->timeout = qla2x00_async_iocb_timeout;
4916392b 297 lio->done = qla2x00_async_adisc_ctx_done;
5ff1d584 298 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
4916392b 299 lio->u.logio.flags |= SRB_LOGIN_RETRIED;
5ff1d584
AV		 300 rval = qla2x00_start_sp(sp);
301 if (rval != QLA_SUCCESS)
302 goto done_free_sp;
303
304 DEBUG2(printk(KERN_DEBUG
305 "scsi(%ld:%x): Async-adisc - loop-id=%x portid=%02x%02x%02x.\n",
306 fcport->vha->host_no, sp->handle, fcport->loop_id,
307 fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa));
308
309 return rval;
310
311done_free_sp:
4916392b 312 lio->free(sp);
5ff1d584
AV		 313done:
314 return rval;
315}
316
3822263e
MI		 317static void
318qla2x00_async_tm_cmd_ctx_done(srb_t *sp)
319{
320 struct srb_ctx *ctx = sp->ctx;
321 struct srb_iocb *iocb = (struct srb_iocb *)ctx->u.iocb_cmd;
322
323 qla2x00_async_tm_cmd_done(sp->fcport->vha, sp->fcport, iocb);
324 iocb->free(sp);
325}
326
327int
328qla2x00_async_tm_cmd(fc_port_t *fcport, uint32_t flags, uint32_t lun,
329 uint32_t tag)
330{
331 struct scsi_qla_host *vha = fcport->vha;
3822263e
MI		 332 srb_t *sp;
333 struct srb_ctx *ctx;
334 struct srb_iocb *tcf;
335 int rval;
336
337 rval = QLA_FUNCTION_FAILED;
338 sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx),
5b91490e 339 qla2x00_get_async_timeout(vha) + 2);
3822263e
MI		 340 if (!sp)
341 goto done;
342
343 ctx = sp->ctx;
344 ctx->type = SRB_TM_CMD;
345 ctx->name = "tmf";
346 tcf = ctx->u.iocb_cmd;
347 tcf->u.tmf.flags = flags;
348 tcf->u.tmf.lun = lun;
349 tcf->u.tmf.data = tag;
350 tcf->timeout = qla2x00_async_iocb_timeout;
351 tcf->done = qla2x00_async_tm_cmd_ctx_done;
352
353 rval = qla2x00_start_sp(sp);
354 if (rval != QLA_SUCCESS)
355 goto done_free_sp;
356
357 DEBUG2(printk(KERN_DEBUG
358 "scsi(%ld:%x): Async-tmf - loop-id=%x portid=%02x%02x%02x.\n",
359 fcport->vha->host_no, sp->handle, fcport->loop_id,
360 fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa));
361
362 return rval;
363
364done_free_sp:
365 tcf->free(sp);
366done:
367 return rval;
368}
369
4916392b 370void
ac280b67
AV		 371qla2x00_async_login_done(struct scsi_qla_host *vha, fc_port_t *fcport,
372 uint16_t *data)
373{
374 int rval;
ac280b67
AV		 375
376 switch (data[0]) {
377 case MBS_COMMAND_COMPLETE:
99b0bec7 378 if (fcport->flags & FCF_FCP2_DEVICE) {
5ff1d584
AV		 379 fcport->flags |= FCF_ASYNC_SENT;
380 qla2x00_post_async_adisc_work(vha, fcport, data);
381 break;
99b0bec7
AV		 382 }
383 qla2x00_update_fcport(vha, fcport);
ac280b67
AV		 384 break;
385 case MBS_COMMAND_ERROR:
5ff1d584 386 fcport->flags &= ~FCF_ASYNC_SENT;
ac280b67
AV		 387 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
388 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
389 else
6ac52608 390 qla2x00_mark_device_lost(vha, fcport, 1, 1);
ac280b67
AV		 391 break;
392 case MBS_PORT_ID_USED:
393 fcport->loop_id = data[1];
6ac52608 394 qla2x00_post_async_logout_work(vha, fcport, NULL);
ac280b67
AV		 395 qla2x00_post_async_login_work(vha, fcport, NULL);
396 break;
397 case MBS_LOOP_ID_USED:
398 fcport->loop_id++;
399 rval = qla2x00_find_new_loop_id(vha, fcport);
400 if (rval != QLA_SUCCESS) {
5ff1d584 401 fcport->flags &= ~FCF_ASYNC_SENT;
6ac52608 402 qla2x00_mark_device_lost(vha, fcport, 1, 1);
ac280b67
AV		 403 break;
404 }
405 qla2x00_post_async_login_work(vha, fcport, NULL);
406 break;
407 }
4916392b 408 return;
ac280b67
AV		 409}
410
4916392b 411void
ac280b67
AV		 412qla2x00_async_logout_done(struct scsi_qla_host *vha, fc_port_t *fcport,
413 uint16_t *data)
414{
415 qla2x00_mark_device_lost(vha, fcport, 1, 0);
4916392b 416 return;
ac280b67
AV		 417}
418
4916392b 419void
5ff1d584
AV		 420qla2x00_async_adisc_done(struct scsi_qla_host *vha, fc_port_t *fcport,
421 uint16_t *data)
422{
423 if (data[0] == MBS_COMMAND_COMPLETE) {
424 qla2x00_update_fcport(vha, fcport);
425
4916392b 426 return;
5ff1d584
AV		 427 }
428
429 /* Retry login. */
430 fcport->flags &= ~FCF_ASYNC_SENT;
431 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
432 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
433 else
6ac52608 434 qla2x00_mark_device_lost(vha, fcport, 1, 1);
5ff1d584 435
4916392b 436 return;
5ff1d584
AV		 437}
438
3822263e
MI		 439void
440qla2x00_async_tm_cmd_done(struct scsi_qla_host *vha, fc_port_t *fcport,
441 struct srb_iocb *iocb)
442{
443 int rval;
444 uint32_t flags;
445 uint16_t lun;
446
447 flags = iocb->u.tmf.flags;
448 lun = (uint16_t)iocb->u.tmf.lun;
449
450 /* Issue Marker IOCB */
d94d10e7
GM		 451 rval = qla2x00_marker(vha, vha->hw->req_q_map[0],
452 vha->hw->rsp_q_map[0], fcport->loop_id, lun,
3822263e
MI		 453 flags == TCF_LUN_RESET ? MK_SYNC_ID_LUN : MK_SYNC_ID);
454
455 if ((rval != QLA_SUCCESS) || iocb->u.tmf.data) {
456 DEBUG2_3_11(printk(KERN_WARNING
457 "%s(%ld): TM IOCB failed (%x).\n",
458 __func__, vha->host_no, rval));
459 }
460
461 return;
462}
463
1da177e4
LT		 464/****************************************************************************/
465/* QLogic ISP2x00 Hardware Support Functions. */
466/****************************************************************************/
467
468/*
469* qla2x00_initialize_adapter
470* Initialize board.
471*
472* Input:
473* ha = adapter block pointer.
474*
475* Returns:
476* 0 = success
477*/
478int
e315cd28 479qla2x00_initialize_adapter(scsi_qla_host_t *vha)
1da177e4
LT		 480{
481 int rval;
e315cd28 482 struct qla_hw_data *ha = vha->hw;
73208dfd 483 struct req_que *req = ha->req_q_map[0];
2533cf67 484
1da177e4 485 /* Clear adapter flags. */
e315cd28 486 vha->flags.online = 0;
2533cf67 487 ha->flags.chip_reset_done = 0;
e315cd28 488 vha->flags.reset_active = 0;
85880801
AV		 489 ha->flags.pci_channel_io_perm_failure = 0;
490 ha->flags.eeh_busy = 0;
e315cd28
AC		 491 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
492 atomic_set(&vha->loop_state, LOOP_DOWN);
493 vha->device_flags = DFLG_NO_CABLE;
494 vha->dpc_flags = 0;
495 vha->flags.management_server_logged_in = 0;
496 vha->marker_needed = 0;
1da177e4
LT		 497 ha->isp_abort_cnt = 0;
498 ha->beacon_blink_led = 0;
499
73208dfd
AC		 500 set_bit(0, ha->req_qid_map);
501 set_bit(0, ha->rsp_qid_map);
502
0107109e 503 qla_printk(KERN_INFO, ha, "Configuring PCI space...\n");
e315cd28 504 rval = ha->isp_ops->pci_config(vha);
1da177e4 505 if (rval) {
7c98a046 506 DEBUG2(printk("scsi(%ld): Unable to configure PCI space.\n",
e315cd28 507 vha->host_no));
1da177e4
LT		 508 return (rval);
509 }
510
e315cd28 511 ha->isp_ops->reset_chip(vha);
1da177e4 512
e315cd28 513 rval = qla2xxx_get_flash_info(vha);
c00d8994
AV		 514 if (rval) {
515 DEBUG2(printk("scsi(%ld): Unable to validate FLASH data.\n",
e315cd28 516 vha->host_no));
c00d8994
AV		 517 return (rval);
518 }
519
73208dfd 520 ha->isp_ops->get_flash_version(vha, req->ring);
30c47662 521
1da177e4 522 qla_printk(KERN_INFO, ha, "Configure NVRAM parameters...\n");
0107109e 523
e315cd28 524 ha->isp_ops->nvram_config(vha);
1da177e4 525
d4c760c2
AV		 526 if (ha->flags.disable_serdes) {
527 /* Mask HBA via NVRAM settings? */
528 qla_printk(KERN_INFO, ha, "Masking HBA WWPN "
529 "%02x%02x%02x%02x%02x%02x%02x%02x (via NVRAM).\n",
e315cd28
AC		 530 vha->port_name[0], vha->port_name[1],
531 vha->port_name[2], vha->port_name[3],
532 vha->port_name[4], vha->port_name[5],
533 vha->port_name[6], vha->port_name[7]);
d4c760c2
AV		 534 return QLA_FUNCTION_FAILED;
535 }
536
1da177e4
LT		 537 qla_printk(KERN_INFO, ha, "Verifying loaded RISC code...\n");
538
e315cd28
AC		 539 if (qla2x00_isp_firmware(vha) != QLA_SUCCESS) {
540 rval = ha->isp_ops->chip_diag(vha);
d19044c3
AV		 541 if (rval)
542 return (rval);
e315cd28 543 rval = qla2x00_setup_chip(vha);
d19044c3
AV		 544 if (rval)
545 return (rval);
1da177e4 546 }
a9083016 547
4d4df193 548 if (IS_QLA84XX(ha)) {
e315cd28 549 ha->cs84xx = qla84xx_get_chip(vha);
4d4df193
HK		 550 if (!ha->cs84xx) {
551 qla_printk(KERN_ERR, ha,
552 "Unable to configure ISP84XX.\n");
553 return QLA_FUNCTION_FAILED;
554 }
555 }
e315cd28 556 rval = qla2x00_init_rings(vha);
2533cf67 557 ha->flags.chip_reset_done = 1;
1da177e4 558
9a069e19 559 if (rval == QLA_SUCCESS && IS_QLA84XX(ha)) {
6c452a45 560 /* Issue verify 84xx FW IOCB to complete 84xx initialization */
9a069e19
GM		 561 rval = qla84xx_init_chip(vha);
562 if (rval != QLA_SUCCESS) {
563 qla_printk(KERN_ERR, ha,
564 "Unable to initialize ISP84XX.\n");
565 qla84xx_put_chip(vha);
566 }
567 }
568
2f0f3f4f
MI		 569 if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha))
570 qla24xx_read_fcp_prio_cfg(vha);
09ff701a 571
1da177e4
LT		 572 return (rval);
573}
574
575/**
abbd8870 576 * qla2100_pci_config() - Setup ISP21xx PCI configuration registers.
1da177e4
LT		 577 * @ha: HA context
578 *
579 * Returns 0 on success.
580 */
abbd8870 581int
e315cd28 582qla2100_pci_config(scsi_qla_host_t *vha)
1da177e4 583{
a157b101 584 uint16_t w;
abbd8870 585 unsigned long flags;
e315cd28 586 struct qla_hw_data *ha = vha->hw;
3d71644c 587 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1da177e4 588
1da177e4 589 pci_set_master(ha->pdev);
af6177d8 590 pci_try_set_mwi(ha->pdev);
1da177e4 591
1da177e4 592 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
a157b101 593 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
abbd8870
AV		 594 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
595
737faece 596 pci_disable_rom(ha->pdev);
1da177e4
LT		 597
598 /* Get PCI bus information. */
599 spin_lock_irqsave(&ha->hardware_lock, flags);
3d71644c 600 ha->pci_attr = RD_REG_WORD(&reg->ctrl_status);
1da177e4
LT		 601 spin_unlock_irqrestore(&ha->hardware_lock, flags);
602
abbd8870
AV		 603 return QLA_SUCCESS;
604}
1da177e4 605
abbd8870
AV		 606/**
607 * qla2300_pci_config() - Setup ISP23xx PCI configuration registers.
608 * @ha: HA context
609 *
610 * Returns 0 on success.
611 */
612int
e315cd28 613qla2300_pci_config(scsi_qla_host_t *vha)
abbd8870 614{
a157b101 615 uint16_t w;
abbd8870
AV		 616 unsigned long flags = 0;
617 uint32_t cnt;
e315cd28 618 struct qla_hw_data *ha = vha->hw;
3d71644c 619 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1da177e4 620
abbd8870 621 pci_set_master(ha->pdev);
af6177d8 622 pci_try_set_mwi(ha->pdev);
1da177e4 623
abbd8870 624 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
a157b101 625 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
1da177e4 626
abbd8870
AV		 627 if (IS_QLA2322(ha) || IS_QLA6322(ha))
628 w &= ~PCI_COMMAND_INTX_DISABLE;
a157b101 629 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
1da177e4 630
abbd8870
AV		 631 /*
632 * If this is a 2300 card and not 2312, reset the
633 * COMMAND_INVALIDATE due to a bug in the 2300. Unfortunately,
634 * the 2310 also reports itself as a 2300 so we need to get the
635 * fb revision level -- a 6 indicates it really is a 2300 and
636 * not a 2310.
637 */
638 if (IS_QLA2300(ha)) {
639 spin_lock_irqsave(&ha->hardware_lock, flags);
1da177e4 640
abbd8870 641 /* Pause RISC. */
3d71644c 642 WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
abbd8870 643 for (cnt = 0; cnt < 30000; cnt++) {
3d71644c 644 if ((RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) != 0)
abbd8870 645 break;
1da177e4 646
abbd8870
AV		 647 udelay(10);
648 }
1da177e4 649
abbd8870 650 /* Select FPM registers. */
3d71644c
AV		 651 WRT_REG_WORD(&reg->ctrl_status, 0x20);
652 RD_REG_WORD(&reg->ctrl_status);
abbd8870
AV		 653
654 /* Get the fb rev level */
3d71644c 655 ha->fb_rev = RD_FB_CMD_REG(ha, reg);
abbd8870
AV		 656
657 if (ha->fb_rev == FPM_2300)
a157b101 658 pci_clear_mwi(ha->pdev);
abbd8870
AV		 659
660 /* Deselect FPM registers. */
3d71644c
AV		 661 WRT_REG_WORD(&reg->ctrl_status, 0x0);
662 RD_REG_WORD(&reg->ctrl_status);
abbd8870
AV		 663
664 /* Release RISC module. */
3d71644c 665 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
abbd8870 666 for (cnt = 0; cnt < 30000; cnt++) {
3d71644c 667 if ((RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0)
abbd8870
AV		 668 break;
669
670 udelay(10);
1da177e4 671 }
1da177e4 672
abbd8870
AV		 673 spin_unlock_irqrestore(&ha->hardware_lock, flags);
674 }
1da177e4 675
abbd8870
AV		 676 pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80);
677
737faece 678 pci_disable_rom(ha->pdev);
1da177e4 679
abbd8870
AV		 680 /* Get PCI bus information. */
681 spin_lock_irqsave(&ha->hardware_lock, flags);
3d71644c 682 ha->pci_attr = RD_REG_WORD(&reg->ctrl_status);
abbd8870
AV		 683 spin_unlock_irqrestore(&ha->hardware_lock, flags);
684
685 return QLA_SUCCESS;
1da177e4
LT		 686}
687
0107109e
AV		 688/**
689 * qla24xx_pci_config() - Setup ISP24xx PCI configuration registers.
690 * @ha: HA context
691 *
692 * Returns 0 on success.
693 */
694int
e315cd28 695qla24xx_pci_config(scsi_qla_host_t *vha)
0107109e 696{
a157b101 697 uint16_t w;
0107109e 698 unsigned long flags = 0;
e315cd28 699 struct qla_hw_data *ha = vha->hw;
0107109e 700 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
0107109e
AV		 701
702 pci_set_master(ha->pdev);
af6177d8 703 pci_try_set_mwi(ha->pdev);
0107109e
AV		 704
705 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
a157b101 706 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
0107109e
AV		 707 w &= ~PCI_COMMAND_INTX_DISABLE;
708 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
709
710 pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80);
711
712 /* PCI-X -- adjust Maximum Memory Read Byte Count (2048). */
f85ec187
AV		 713 if (pci_find_capability(ha->pdev, PCI_CAP_ID_PCIX))
714 pcix_set_mmrbc(ha->pdev, 2048);
0107109e
AV		 715
716 /* PCIe -- adjust Maximum Read Request Size (2048). */
f85ec187
AV		 717 if (pci_find_capability(ha->pdev, PCI_CAP_ID_EXP))
718 pcie_set_readrq(ha->pdev, 2048);
0107109e 719
737faece 720 pci_disable_rom(ha->pdev);
0107109e 721
44c10138 722 ha->chip_revision = ha->pdev->revision;
a8488abe 723
0107109e
AV		 724 /* Get PCI bus information. */
725 spin_lock_irqsave(&ha->hardware_lock, flags);
726 ha->pci_attr = RD_REG_DWORD(&reg->ctrl_status);
727 spin_unlock_irqrestore(&ha->hardware_lock, flags);
728
729 return QLA_SUCCESS;
730}
731
c3a2f0df
AV		 732/**
733 * qla25xx_pci_config() - Setup ISP25xx PCI configuration registers.
734 * @ha: HA context
735 *
736 * Returns 0 on success.
737 */
738int
e315cd28 739qla25xx_pci_config(scsi_qla_host_t *vha)
c3a2f0df
AV		 740{
741 uint16_t w;
e315cd28 742 struct qla_hw_data *ha = vha->hw;
c3a2f0df
AV		 743
744 pci_set_master(ha->pdev);
745 pci_try_set_mwi(ha->pdev);
746
747 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
748 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
749 w &= ~PCI_COMMAND_INTX_DISABLE;
750 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
751
752 /* PCIe -- adjust Maximum Read Request Size (2048). */
753 if (pci_find_capability(ha->pdev, PCI_CAP_ID_EXP))
754 pcie_set_readrq(ha->pdev, 2048);
755
737faece 756 pci_disable_rom(ha->pdev);
c3a2f0df
AV		 757
758 ha->chip_revision = ha->pdev->revision;
759
760 return QLA_SUCCESS;
761}
762
1da177e4
LT		 763/**
764 * qla2x00_isp_firmware() - Choose firmware image.
765 * @ha: HA context
766 *
767 * Returns 0 on success.
768 */
769static int
e315cd28 770qla2x00_isp_firmware(scsi_qla_host_t *vha)
1da177e4
LT		 771{
772 int rval;
42e421b1
AV		 773 uint16_t loop_id, topo, sw_cap;
774 uint8_t domain, area, al_pa;
e315cd28 775 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 776
777 /* Assume loading risc code */
fa2a1ce5 778 rval = QLA_FUNCTION_FAILED;
1da177e4
LT		 779
780 if (ha->flags.disable_risc_code_load) {
781 DEBUG2(printk("scsi(%ld): RISC CODE NOT loaded\n",
e315cd28 782 vha->host_no));
1da177e4
LT		 783 qla_printk(KERN_INFO, ha, "RISC CODE NOT loaded\n");
784
785 /* Verify checksum of loaded RISC code. */
e315cd28 786 rval = qla2x00_verify_checksum(vha, ha->fw_srisc_address);
42e421b1
AV		 787 if (rval == QLA_SUCCESS) {
788 /* And, verify we are not in ROM code. */
e315cd28 789 rval = qla2x00_get_adapter_id(vha, &loop_id, &al_pa,
42e421b1
AV		 790 &area, &domain, &topo, &sw_cap);
791 }
1da177e4
LT		 792 }
793
794 if (rval) {
795 DEBUG2_3(printk("scsi(%ld): **** Load RISC code ****\n",
e315cd28 796 vha->host_no));
1da177e4
LT		 797 }
798
799 return (rval);
800}
801
802/**
803 * qla2x00_reset_chip() - Reset ISP chip.
804 * @ha: HA context
805 *
806 * Returns 0 on success.
807 */
abbd8870 808void
e315cd28 809qla2x00_reset_chip(scsi_qla_host_t *vha)
1da177e4
LT		 810{
811 unsigned long flags = 0;
e315cd28 812 struct qla_hw_data *ha = vha->hw;
3d71644c 813 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1da177e4 814 uint32_t cnt;
1da177e4
LT		 815 uint16_t cmd;
816
85880801
AV		 817 if (unlikely(pci_channel_offline(ha->pdev)))
818 return;
819
fd34f556 820 ha->isp_ops->disable_intrs(ha);
1da177e4
LT		 821
822 spin_lock_irqsave(&ha->hardware_lock, flags);
823
824 /* Turn off master enable */
825 cmd = 0;
826 pci_read_config_word(ha->pdev, PCI_COMMAND, &cmd);
827 cmd &= ~PCI_COMMAND_MASTER;
828 pci_write_config_word(ha->pdev, PCI_COMMAND, cmd);
829
830 if (!IS_QLA2100(ha)) {
831 /* Pause RISC. */
832 WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
833 if (IS_QLA2200(ha) || IS_QLA2300(ha)) {
834 for (cnt = 0; cnt < 30000; cnt++) {
835 if ((RD_REG_WORD(&reg->hccr) &
836 HCCR_RISC_PAUSE) != 0)
837 break;
838 udelay(100);
839 }
840 } else {
841 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
842 udelay(10);
843 }
844
845 /* Select FPM registers. */
846 WRT_REG_WORD(&reg->ctrl_status, 0x20);
847 RD_REG_WORD(&reg->ctrl_status); /* PCI Posting. */
848
849 /* FPM Soft Reset. */
850 WRT_REG_WORD(&reg->fpm_diag_config, 0x100);
851 RD_REG_WORD(&reg->fpm_diag_config); /* PCI Posting. */
852
853 /* Toggle Fpm Reset. */
854 if (!IS_QLA2200(ha)) {
855 WRT_REG_WORD(&reg->fpm_diag_config, 0x0);
856 RD_REG_WORD(&reg->fpm_diag_config); /* PCI Posting. */
857 }
858
859 /* Select frame buffer registers. */
860 WRT_REG_WORD(&reg->ctrl_status, 0x10);
861 RD_REG_WORD(&reg->ctrl_status); /* PCI Posting. */
862
863 /* Reset frame buffer FIFOs. */
864 if (IS_QLA2200(ha)) {
865 WRT_FB_CMD_REG(ha, reg, 0xa000);
866 RD_FB_CMD_REG(ha, reg); /* PCI Posting. */
867 } else {
868 WRT_FB_CMD_REG(ha, reg, 0x00fc);
869
870 /* Read back fb_cmd until zero or 3 seconds max */
871 for (cnt = 0; cnt < 3000; cnt++) {
872 if ((RD_FB_CMD_REG(ha, reg) & 0xff) == 0)
873 break;
874 udelay(100);
875 }
876 }
877
878 /* Select RISC module registers. */
879 WRT_REG_WORD(&reg->ctrl_status, 0);
880 RD_REG_WORD(&reg->ctrl_status); /* PCI Posting. */
881
882 /* Reset RISC processor. */
883 WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
884 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
885
886 /* Release RISC processor. */
887 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
888 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
889 }
890
891 WRT_REG_WORD(&reg->hccr, HCCR_CLR_RISC_INT);
892 WRT_REG_WORD(&reg->hccr, HCCR_CLR_HOST_INT);
893
894 /* Reset ISP chip. */
895 WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
896
897 /* Wait for RISC to recover from reset. */
898 if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
899 /*
900 * It is necessary to for a delay here since the card doesn't
901 * respond to PCI reads during a reset. On some architectures
902 * this will result in an MCA.
903 */
904 udelay(20);
905 for (cnt = 30000; cnt; cnt--) {
906 if ((RD_REG_WORD(&reg->ctrl_status) &
907 CSR_ISP_SOFT_RESET) == 0)
908 break;
909 udelay(100);
910 }
911 } else
912 udelay(10);
913
914 /* Reset RISC processor. */
915 WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
916
917 WRT_REG_WORD(&reg->semaphore, 0);
918
919 /* Release RISC processor. */
920 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
921 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
922
923 if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
924 for (cnt = 0; cnt < 30000; cnt++) {
ffb39f03 925 if (RD_MAILBOX_REG(ha, reg, 0) != MBS_BUSY)
1da177e4 926 break;
1da177e4
LT		 927
928 udelay(100);
929 }
930 } else
931 udelay(100);
932
933 /* Turn on master enable */
934 cmd |= PCI_COMMAND_MASTER;
935 pci_write_config_word(ha->pdev, PCI_COMMAND, cmd);
936
937 /* Disable RISC pause on FPM parity error. */
938 if (!IS_QLA2100(ha)) {
939 WRT_REG_WORD(&reg->hccr, HCCR_DISABLE_PARITY_PAUSE);
940 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
941 }
942
943 spin_unlock_irqrestore(&ha->hardware_lock, flags);
944}
945
0107109e 946/**
88c26663 947 * qla24xx_reset_risc() - Perform full reset of ISP24xx RISC.
0107109e
AV		 948 * @ha: HA context
949 *
950 * Returns 0 on success.
951 */
88c26663 952static inline void
e315cd28 953qla24xx_reset_risc(scsi_qla_host_t *vha)
0107109e
AV		 954{
955 unsigned long flags = 0;
e315cd28 956 struct qla_hw_data *ha = vha->hw;
0107109e
AV		 957 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
958 uint32_t cnt, d2;
335a1cc9 959 uint16_t wd;
0107109e 960
0107109e
AV		 961 spin_lock_irqsave(&ha->hardware_lock, flags);
962
963 /* Reset RISC. */
964 WRT_REG_DWORD(&reg->ctrl_status, CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
965 for (cnt = 0; cnt < 30000; cnt++) {
966 if ((RD_REG_DWORD(&reg->ctrl_status) & CSRX_DMA_ACTIVE) == 0)
967 break;
968
969 udelay(10);
970 }
971
972 WRT_REG_DWORD(&reg->ctrl_status,
973 CSRX_ISP_SOFT_RESET|CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
335a1cc9 974 pci_read_config_word(ha->pdev, PCI_COMMAND, &wd);
88c26663 975
335a1cc9 976 udelay(100);
88c26663 977 /* Wait for firmware to complete NVRAM accesses. */
88c26663
AV		 978 d2 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
979 for (cnt = 10000 ; cnt && d2; cnt--) {
980 udelay(5);
981 d2 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
982 barrier();
983 }
984
335a1cc9 985 /* Wait for soft-reset to complete. */
0107109e
AV		 986 d2 = RD_REG_DWORD(&reg->ctrl_status);
987 for (cnt = 6000000 ; cnt && (d2 & CSRX_ISP_SOFT_RESET); cnt--) {
988 udelay(5);
989 d2 = RD_REG_DWORD(&reg->ctrl_status);
990 barrier();
991 }
992
993 WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_RESET);
994 RD_REG_DWORD(&reg->hccr);
995
996 WRT_REG_DWORD(&reg->hccr, HCCRX_REL_RISC_PAUSE);
997 RD_REG_DWORD(&reg->hccr);
998
999 WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_RESET);
1000 RD_REG_DWORD(&reg->hccr);
1001
1002 d2 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
1003 for (cnt = 6000000 ; cnt && d2; cnt--) {
1004 udelay(5);
1005 d2 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
1006 barrier();
1007 }
1008
1009 spin_unlock_irqrestore(&ha->hardware_lock, flags);
124f85e6
AV		 1010
1011 if (IS_NOPOLLING_TYPE(ha))
1012 ha->isp_ops->enable_intrs(ha);
0107109e
AV		 1013}
1014
88c26663
AV		 1015/**
1016 * qla24xx_reset_chip() - Reset ISP24xx chip.
1017 * @ha: HA context
1018 *
1019 * Returns 0 on success.
1020 */
1021void
e315cd28 1022qla24xx_reset_chip(scsi_qla_host_t *vha)
88c26663 1023{
e315cd28 1024 struct qla_hw_data *ha = vha->hw;
85880801
AV		 1025
1026 if (pci_channel_offline(ha->pdev) &&
1027 ha->flags.pci_channel_io_perm_failure) {
1028 return;
1029 }
1030
fd34f556 1031 ha->isp_ops->disable_intrs(ha);
88c26663
AV		 1032
1033 /* Perform RISC reset. */
e315cd28 1034 qla24xx_reset_risc(vha);
88c26663
AV		 1035}
1036
1da177e4
LT		 1037/**
1038 * qla2x00_chip_diag() - Test chip for proper operation.
1039 * @ha: HA context
1040 *
1041 * Returns 0 on success.
1042 */
abbd8870 1043int
e315cd28 1044qla2x00_chip_diag(scsi_qla_host_t *vha)
1da177e4
LT		 1045{
1046 int rval;
e315cd28 1047 struct qla_hw_data *ha = vha->hw;
3d71644c 1048 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1da177e4
LT		 1049 unsigned long flags = 0;
1050 uint16_t data;
1051 uint32_t cnt;
1052 uint16_t mb[5];
73208dfd 1053 struct req_que *req = ha->req_q_map[0];
1da177e4
LT		 1054
1055 /* Assume a failed state */
1056 rval = QLA_FUNCTION_FAILED;
1057
1058 DEBUG3(printk("scsi(%ld): Testing device at %lx.\n",
e315cd28 1059 vha->host_no, (u_long)&reg->flash_address));
1da177e4
LT		 1060
1061 spin_lock_irqsave(&ha->hardware_lock, flags);
1062
1063 /* Reset ISP chip. */
1064 WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
1065
1066 /*
1067 * We need to have a delay here since the card will not respond while
1068 * in reset causing an MCA on some architectures.
1069 */
1070 udelay(20);
1071 data = qla2x00_debounce_register(&reg->ctrl_status);
1072 for (cnt = 6000000 ; cnt && (data & CSR_ISP_SOFT_RESET); cnt--) {
1073 udelay(5);
1074 data = RD_REG_WORD(&reg->ctrl_status);
1075 barrier();
1076 }
1077
1078 if (!cnt)
1079 goto chip_diag_failed;
1080
1081 DEBUG3(printk("scsi(%ld): Reset register cleared by chip reset\n",
7640335e 1082 vha->host_no));
1da177e4
LT		 1083
1084 /* Reset RISC processor. */
1085 WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
1086 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
1087
1088 /* Workaround for QLA2312 PCI parity error */
1089 if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
1090 data = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 0));
1091 for (cnt = 6000000; cnt && (data == MBS_BUSY); cnt--) {
1092 udelay(5);
1093 data = RD_MAILBOX_REG(ha, reg, 0);
fa2a1ce5 1094 barrier();
1da177e4
LT		 1095 }
1096 } else
1097 udelay(10);
1098
1099 if (!cnt)
1100 goto chip_diag_failed;
1101
1102 /* Check product ID of chip */
7640335e 1103 DEBUG3(printk("scsi(%ld): Checking product ID of chip\n", vha->host_no));
1da177e4
LT		 1104
1105 mb[1] = RD_MAILBOX_REG(ha, reg, 1);
1106 mb[2] = RD_MAILBOX_REG(ha, reg, 2);
1107 mb[3] = RD_MAILBOX_REG(ha, reg, 3);
1108 mb[4] = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 4));
1109 if (mb[1] != PROD_ID_1 || (mb[2] != PROD_ID_2 && mb[2] != PROD_ID_2a) ||
1110 mb[3] != PROD_ID_3) {
1111 qla_printk(KERN_WARNING, ha,
1112 "Wrong product ID = 0x%x,0x%x,0x%x\n", mb[1], mb[2], mb[3]);
1113
1114 goto chip_diag_failed;
1115 }
1116 ha->product_id[0] = mb[1];
1117 ha->product_id[1] = mb[2];
1118 ha->product_id[2] = mb[3];
1119 ha->product_id[3] = mb[4];
1120
1121 /* Adjust fw RISC transfer size */
73208dfd 1122 if (req->length > 1024)
1da177e4
LT		 1123 ha->fw_transfer_size = REQUEST_ENTRY_SIZE * 1024;
1124 else
1125 ha->fw_transfer_size = REQUEST_ENTRY_SIZE *
73208dfd 1126 req->length;
1da177e4
LT		 1127
1128 if (IS_QLA2200(ha) &&
1129 RD_MAILBOX_REG(ha, reg, 7) == QLA2200A_RISC_ROM_VER) {
1130 /* Limit firmware transfer size with a 2200A */
1131 DEBUG3(printk("scsi(%ld): Found QLA2200A chip.\n",
e315cd28 1132 vha->host_no));
1da177e4 1133
ea5b6382 1134 ha->device_type |= DT_ISP2200A;
1da177e4
LT		 1135 ha->fw_transfer_size = 128;
1136 }
1137
1138 /* Wrap Incoming Mailboxes Test. */
1139 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1140
e315cd28
AC		 1141 DEBUG3(printk("scsi(%ld): Checking mailboxes.\n", vha->host_no));
1142 rval = qla2x00_mbx_reg_test(vha);
1da177e4
LT		 1143 if (rval) {
1144 DEBUG(printk("scsi(%ld): Failed mailbox send register test\n",
e315cd28 1145 vha->host_no));
1da177e4
LT		 1146 qla_printk(KERN_WARNING, ha,
1147 "Failed mailbox send register test\n");
1148 }
1149 else {
1150 /* Flag a successful rval */
1151 rval = QLA_SUCCESS;
1152 }
1153 spin_lock_irqsave(&ha->hardware_lock, flags);
1154
1155chip_diag_failed:
1156 if (rval)
1157 DEBUG2_3(printk("scsi(%ld): Chip diagnostics **** FAILED "
e315cd28 1158 "****\n", vha->host_no));
1da177e4
LT		 1159
1160 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1161
1162 return (rval);
1163}
1164
0107109e
AV		 1165/**
1166 * qla24xx_chip_diag() - Test ISP24xx for proper operation.
1167 * @ha: HA context
1168 *
1169 * Returns 0 on success.
1170 */
1171int
e315cd28 1172qla24xx_chip_diag(scsi_qla_host_t *vha)
0107109e
AV		 1173{
1174 int rval;
e315cd28 1175 struct qla_hw_data *ha = vha->hw;
73208dfd 1176 struct req_que *req = ha->req_q_map[0];
0107109e 1177
a9083016
GM		 1178 if (IS_QLA82XX(ha))
1179 return QLA_SUCCESS;
1180
73208dfd 1181 ha->fw_transfer_size = REQUEST_ENTRY_SIZE * req->length;
0107109e 1182
e315cd28 1183 rval = qla2x00_mbx_reg_test(vha);
0107109e
AV		 1184 if (rval) {
1185 DEBUG(printk("scsi(%ld): Failed mailbox send register test\n",
e315cd28 1186 vha->host_no));
0107109e
AV		 1187 qla_printk(KERN_WARNING, ha,
1188 "Failed mailbox send register test\n");
1189 } else {
1190 /* Flag a successful rval */
1191 rval = QLA_SUCCESS;
1192 }
1193
1194 return rval;
1195}
1196
a7a167bf 1197void
e315cd28 1198qla2x00_alloc_fw_dump(scsi_qla_host_t *vha)
0107109e 1199{
a7a167bf
AV		 1200 int rval;
1201 uint32_t dump_size, fixed_size, mem_size, req_q_size, rsp_q_size,
73208dfd 1202 eft_size, fce_size, mq_size;
df613b96
AV		 1203 dma_addr_t tc_dma;
1204 void *tc;
e315cd28 1205 struct qla_hw_data *ha = vha->hw;
73208dfd
AC		 1206 struct req_que *req = ha->req_q_map[0];
1207 struct rsp_que *rsp = ha->rsp_q_map[0];
a7a167bf
AV		 1208
1209 if (ha->fw_dump) {
1210 qla_printk(KERN_WARNING, ha,
1211 "Firmware dump previously allocated.\n");
1212 return;
1213 }
d4e3e04d 1214
0107109e 1215 ha->fw_dumped = 0;
73208dfd 1216 fixed_size = mem_size = eft_size = fce_size = mq_size = 0;
d4e3e04d 1217 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
a7a167bf 1218 fixed_size = sizeof(struct qla2100_fw_dump);
d4e3e04d 1219 } else if (IS_QLA23XX(ha)) {
a7a167bf
AV		 1220 fixed_size = offsetof(struct qla2300_fw_dump, data_ram);
1221 mem_size = (ha->fw_memory_size - 0x11000 + 1) *
1222 sizeof(uint16_t);
e428924c 1223 } else if (IS_FWI2_CAPABLE(ha)) {
3a03eb79
AV		 1224 if (IS_QLA81XX(ha))
1225 fixed_size = offsetof(struct qla81xx_fw_dump, ext_mem);
1226 else if (IS_QLA25XX(ha))
1227 fixed_size = offsetof(struct qla25xx_fw_dump, ext_mem);
1228 else
1229 fixed_size = offsetof(struct qla24xx_fw_dump, ext_mem);
a7a167bf
AV		 1230 mem_size = (ha->fw_memory_size - 0x100000 + 1) *
1231 sizeof(uint32_t);
73208dfd
AC		 1232 if (ha->mqenable)
1233 mq_size = sizeof(struct qla2xxx_mq_chain);
df613b96 1234 /* Allocate memory for Fibre Channel Event Buffer. */
3a03eb79 1235 if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha))
436a7b11 1236 goto try_eft;
df613b96
AV		 1237
1238 tc = dma_alloc_coherent(&ha->pdev->dev, FCE_SIZE, &tc_dma,
1239 GFP_KERNEL);
1240 if (!tc) {
1241 qla_printk(KERN_WARNING, ha, "Unable to allocate "
1242 "(%d KB) for FCE.\n", FCE_SIZE / 1024);
17d98630 1243 goto try_eft;
df613b96
AV		 1244 }
1245
1246 memset(tc, 0, FCE_SIZE);
e315cd28 1247 rval = qla2x00_enable_fce_trace(vha, tc_dma, FCE_NUM_BUFFERS,
df613b96
AV		 1248 ha->fce_mb, &ha->fce_bufs);
1249 if (rval) {
1250 qla_printk(KERN_WARNING, ha, "Unable to initialize "
1251 "FCE (%d).\n", rval);
1252 dma_free_coherent(&ha->pdev->dev, FCE_SIZE, tc,
1253 tc_dma);
1254 ha->flags.fce_enabled = 0;
17d98630 1255 goto try_eft;
df613b96
AV		 1256 }
1257
1258 qla_printk(KERN_INFO, ha, "Allocated (%d KB) for FCE...\n",
1259 FCE_SIZE / 1024);
1260
7d9dade3 1261 fce_size = sizeof(struct qla2xxx_fce_chain) + FCE_SIZE;
df613b96
AV		 1262 ha->flags.fce_enabled = 1;
1263 ha->fce_dma = tc_dma;
1264 ha->fce = tc;
436a7b11
AV		 1265try_eft:
1266 /* Allocate memory for Extended Trace Buffer. */
1267 tc = dma_alloc_coherent(&ha->pdev->dev, EFT_SIZE, &tc_dma,
1268 GFP_KERNEL);
1269 if (!tc) {
1270 qla_printk(KERN_WARNING, ha, "Unable to allocate "
1271 "(%d KB) for EFT.\n", EFT_SIZE / 1024);
1272 goto cont_alloc;
1273 }
1274
1275 memset(tc, 0, EFT_SIZE);
e315cd28 1276 rval = qla2x00_enable_eft_trace(vha, tc_dma, EFT_NUM_BUFFERS);
436a7b11
AV		 1277 if (rval) {
1278 qla_printk(KERN_WARNING, ha, "Unable to initialize "
1279 "EFT (%d).\n", rval);
1280 dma_free_coherent(&ha->pdev->dev, EFT_SIZE, tc,
1281 tc_dma);
1282 goto cont_alloc;
1283 }
1284
1285 qla_printk(KERN_INFO, ha, "Allocated (%d KB) for EFT...\n",
1286 EFT_SIZE / 1024);
1287
1288 eft_size = EFT_SIZE;
1289 ha->eft_dma = tc_dma;
1290 ha->eft = tc;
d4e3e04d 1291 }
a7a167bf 1292cont_alloc:
73208dfd
AC		 1293 req_q_size = req->length * sizeof(request_t);
1294 rsp_q_size = rsp->length * sizeof(response_t);
a7a167bf
AV		 1295
1296 dump_size = offsetof(struct qla2xxx_fw_dump, isp);
2afa19a9 1297 dump_size += fixed_size + mem_size + req_q_size + rsp_q_size + eft_size;
bb99de67
AV		 1298 ha->chain_offset = dump_size;
1299 dump_size += mq_size + fce_size;
d4e3e04d
AV		 1300
1301 ha->fw_dump = vmalloc(dump_size);
a7a167bf 1302 if (!ha->fw_dump) {
0107109e 1303 qla_printk(KERN_WARNING, ha, "Unable to allocate (%d KB) for "
d4e3e04d 1304 "firmware dump!!!\n", dump_size / 1024);
a7a167bf
AV		 1305
1306 if (ha->eft) {
1307 dma_free_coherent(&ha->pdev->dev, eft_size, ha->eft,
1308 ha->eft_dma);
1309 ha->eft = NULL;
1310 ha->eft_dma = 0;
1311 }
1312 return;
1313 }
a7a167bf
AV		 1314 qla_printk(KERN_INFO, ha, "Allocated (%d KB) for firmware dump...\n",
1315 dump_size / 1024);
1316
1317 ha->fw_dump_len = dump_size;
1318 ha->fw_dump->signature[0] = 'Q';
1319 ha->fw_dump->signature[1] = 'L';
1320 ha->fw_dump->signature[2] = 'G';
1321 ha->fw_dump->signature[3] = 'C';
1322 ha->fw_dump->version = __constant_htonl(1);
1323
1324 ha->fw_dump->fixed_size = htonl(fixed_size);
1325 ha->fw_dump->mem_size = htonl(mem_size);
1326 ha->fw_dump->req_q_size = htonl(req_q_size);
1327 ha->fw_dump->rsp_q_size = htonl(rsp_q_size);
1328
1329 ha->fw_dump->eft_size = htonl(eft_size);
1330 ha->fw_dump->eft_addr_l = htonl(LSD(ha->eft_dma));
1331 ha->fw_dump->eft_addr_h = htonl(MSD(ha->eft_dma));
1332
1333 ha->fw_dump->header_size =
1334 htonl(offsetof(struct qla2xxx_fw_dump, isp));
0107109e
AV		 1335}
1336
18e7555a
AV		 1337static int
1338qla81xx_mpi_sync(scsi_qla_host_t *vha)
1339{
1340#define MPS_MASK 0xe0
1341 int rval;
1342 uint16_t dc;
1343 uint32_t dw;
1344 struct qla_hw_data *ha = vha->hw;
1345
1346 if (!IS_QLA81XX(vha->hw))
1347 return QLA_SUCCESS;
1348
1349 rval = qla2x00_write_ram_word(vha, 0x7c00, 1);
1350 if (rval != QLA_SUCCESS) {
1351 DEBUG2(qla_printk(KERN_WARNING, ha,
1352 "Sync-MPI: Unable to acquire semaphore.\n"));
1353 goto done;
1354 }
1355
1356 pci_read_config_word(vha->hw->pdev, 0x54, &dc);
1357 rval = qla2x00_read_ram_word(vha, 0x7a15, &dw);
1358 if (rval != QLA_SUCCESS) {
1359 DEBUG2(qla_printk(KERN_WARNING, ha,
1360 "Sync-MPI: Unable to read sync.\n"));
1361 goto done_release;
1362 }
1363
1364 dc &= MPS_MASK;
1365 if (dc == (dw & MPS_MASK))
1366 goto done_release;
1367
1368 dw &= ~MPS_MASK;
1369 dw |= dc;
1370 rval = qla2x00_write_ram_word(vha, 0x7a15, dw);
1371 if (rval != QLA_SUCCESS) {
1372 DEBUG2(qla_printk(KERN_WARNING, ha,
1373 "Sync-MPI: Unable to gain sync.\n"));
1374 }
1375
1376done_release:
1377 rval = qla2x00_write_ram_word(vha, 0x7c00, 0);
1378 if (rval != QLA_SUCCESS) {
1379 DEBUG2(qla_printk(KERN_WARNING, ha,
1380 "Sync-MPI: Unable to release semaphore.\n"));
1381 }
1382
1383done:
1384 return rval;
1385}
1386
1da177e4
LT		 1387/**
1388 * qla2x00_setup_chip() - Load and start RISC firmware.
1389 * @ha: HA context
1390 *
1391 * Returns 0 on success.
1392 */
1393static int
e315cd28 1394qla2x00_setup_chip(scsi_qla_host_t *vha)
1da177e4 1395{
0107109e
AV		 1396 int rval;
1397 uint32_t srisc_address = 0;
e315cd28 1398 struct qla_hw_data *ha = vha->hw;
3db0652e
AV		 1399 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1400 unsigned long flags;
dda772e8 1401 uint16_t fw_major_version;
3db0652e 1402
a9083016
GM		 1403 if (IS_QLA82XX(ha)) {
1404 rval = ha->isp_ops->load_risc(vha, &srisc_address);
14e303d9
AV		 1405 if (rval == QLA_SUCCESS) {
1406 qla2x00_stop_firmware(vha);
a9083016 1407 goto enable_82xx_npiv;
14e303d9 1408 } else
b963752f 1409 goto failed;
a9083016
GM		 1410 }
1411
3db0652e
AV		 1412 if (!IS_FWI2_CAPABLE(ha) && !IS_QLA2100(ha) && !IS_QLA2200(ha)) {
1413 /* Disable SRAM, Instruction RAM and GP RAM parity. */
1414 spin_lock_irqsave(&ha->hardware_lock, flags);
1415 WRT_REG_WORD(&reg->hccr, (HCCR_ENABLE_PARITY + 0x0));
1416 RD_REG_WORD(&reg->hccr);
1417 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1418 }
1da177e4 1419
18e7555a
AV		 1420 qla81xx_mpi_sync(vha);
1421
1da177e4 1422 /* Load firmware sequences */
e315cd28 1423 rval = ha->isp_ops->load_risc(vha, &srisc_address);
0107109e 1424 if (rval == QLA_SUCCESS) {
1da177e4 1425 DEBUG(printk("scsi(%ld): Verifying Checksum of loaded RISC "
e315cd28 1426 "code.\n", vha->host_no));
1da177e4 1427
e315cd28 1428 rval = qla2x00_verify_checksum(vha, srisc_address);
1da177e4
LT		 1429 if (rval == QLA_SUCCESS) {
1430 /* Start firmware execution. */
1431 DEBUG(printk("scsi(%ld): Checksum OK, start "
e315cd28 1432 "firmware.\n", vha->host_no));
1da177e4 1433
e315cd28 1434 rval = qla2x00_execute_fw(vha, srisc_address);
1da177e4 1435 /* Retrieve firmware information. */
dda772e8 1436 if (rval == QLA_SUCCESS) {
a9083016 1437enable_82xx_npiv:
dda772e8 1438 fw_major_version = ha->fw_major_version;
ca9e9c3e 1439 rval = qla2x00_get_fw_version(vha,
1da177e4
LT		 1440 &ha->fw_major_version,
1441 &ha->fw_minor_version,
1442 &ha->fw_subminor_version,
3a03eb79 1443 &ha->fw_attributes, &ha->fw_memory_size,
55a96158
AV		 1444 ha->mpi_version, &ha->mpi_capabilities,
1445 ha->phy_version);
ca9e9c3e
AV		 1446 if (rval != QLA_SUCCESS)
1447 goto failed;
2c3dfe3f 1448 ha->flags.npiv_supported = 0;
e315cd28 1449 if (IS_QLA2XXX_MIDTYPE(ha) &&
946fb891 1450 (ha->fw_attributes & BIT_2)) {
2c3dfe3f 1451 ha->flags.npiv_supported = 1;
4d0ea247
SJ		 1452 if ((!ha->max_npiv_vports) ||
1453 ((ha->max_npiv_vports + 1) %
eb66dc60 1454 MIN_MULTI_ID_FABRIC))
4d0ea247 1455 ha->max_npiv_vports =
eb66dc60 1456 MIN_MULTI_ID_FABRIC - 1;
4d0ea247 1457 }
24a08138
AV		 1458 qla2x00_get_resource_cnts(vha, NULL,
1459 &ha->fw_xcb_count, NULL, NULL,
f3a0a77e 1460 &ha->max_npiv_vports, NULL);
d743de66 1461
a9083016
GM		 1462 if (!fw_major_version && ql2xallocfwdump) {
1463 if (!IS_QLA82XX(ha))
1464 qla2x00_alloc_fw_dump(vha);
1465 }
1da177e4
LT		 1466 }
1467 } else {
1468 DEBUG2(printk(KERN_INFO
1469 "scsi(%ld): ISP Firmware failed checksum.\n",
e315cd28 1470 vha->host_no));
1da177e4
LT		 1471 }
1472 }
1473
3db0652e
AV		 1474 if (!IS_FWI2_CAPABLE(ha) && !IS_QLA2100(ha) && !IS_QLA2200(ha)) {
1475 /* Enable proper parity. */
1476 spin_lock_irqsave(&ha->hardware_lock, flags);
1477 if (IS_QLA2300(ha))
1478 /* SRAM parity */
1479 WRT_REG_WORD(&reg->hccr, HCCR_ENABLE_PARITY + 0x1);
1480 else
1481 /* SRAM, Instruction RAM and GP RAM parity */
1482 WRT_REG_WORD(&reg->hccr, HCCR_ENABLE_PARITY + 0x7);
1483 RD_REG_WORD(&reg->hccr);
1484 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1485 }
1486
1d2874de
JC		 1487 if (rval == QLA_SUCCESS && IS_FAC_REQUIRED(ha)) {
1488 uint32_t size;
1489
1490 rval = qla81xx_fac_get_sector_size(vha, &size);
1491 if (rval == QLA_SUCCESS) {
1492 ha->flags.fac_supported = 1;
1493 ha->fdt_block_size = size << 2;
1494 } else {
1495 qla_printk(KERN_ERR, ha,
1496 "Unsupported FAC firmware (%d.%02d.%02d).\n",
1497 ha->fw_major_version, ha->fw_minor_version,
1498 ha->fw_subminor_version);
1499 }
1500 }
ca9e9c3e 1501failed:
1da177e4
LT		 1502 if (rval) {
1503 DEBUG2_3(printk("scsi(%ld): Setup chip **** FAILED ****.\n",
e315cd28 1504 vha->host_no));
1da177e4
LT		 1505 }
1506
1507 return (rval);
1508}
1509
1510/**
1511 * qla2x00_init_response_q_entries() - Initializes response queue entries.
1512 * @ha: HA context
1513 *
1514 * Beginning of request ring has initialization control block already built
1515 * by nvram config routine.
1516 *
1517 * Returns 0 on success.
1518 */
73208dfd
AC		 1519void
1520qla2x00_init_response_q_entries(struct rsp_que *rsp)
1da177e4
LT		 1521{
1522 uint16_t cnt;
1523 response_t *pkt;
1524
2afa19a9
AC		 1525 rsp->ring_ptr = rsp->ring;
1526 rsp->ring_index = 0;
1527 rsp->status_srb = NULL;
e315cd28
AC		 1528 pkt = rsp->ring_ptr;
1529 for (cnt = 0; cnt < rsp->length; cnt++) {
1da177e4
LT		 1530 pkt->signature = RESPONSE_PROCESSED;
1531 pkt++;
1532 }
1da177e4
LT		 1533}
1534
1535/**
1536 * qla2x00_update_fw_options() - Read and process firmware options.
1537 * @ha: HA context
1538 *
1539 * Returns 0 on success.
1540 */
abbd8870 1541void
e315cd28 1542qla2x00_update_fw_options(scsi_qla_host_t *vha)
1da177e4
LT		 1543{
1544 uint16_t swing, emphasis, tx_sens, rx_sens;
e315cd28 1545 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 1546
1547 memset(ha->fw_options, 0, sizeof(ha->fw_options));
e315cd28 1548 qla2x00_get_fw_options(vha, ha->fw_options);
1da177e4
LT		 1549
1550 if (IS_QLA2100(ha) || IS_QLA2200(ha))
1551 return;
1552
1553 /* Serial Link options. */
1554 DEBUG3(printk("scsi(%ld): Serial link options:\n",
e315cd28 1555 vha->host_no));
1da177e4
LT		 1556 DEBUG3(qla2x00_dump_buffer((uint8_t *)&ha->fw_seriallink_options,
1557 sizeof(ha->fw_seriallink_options)));
1558
1559 ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING;
1560 if (ha->fw_seriallink_options[3] & BIT_2) {
1561 ha->fw_options[1] |= FO1_SET_EMPHASIS_SWING;
1562
1563 /* 1G settings */
1564 swing = ha->fw_seriallink_options[2] & (BIT_2 | BIT_1 | BIT_0);
1565 emphasis = (ha->fw_seriallink_options[2] &
1566 (BIT_4 | BIT_3)) >> 3;
1567 tx_sens = ha->fw_seriallink_options[0] &
fa2a1ce5 1568 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
1da177e4
LT		 1569 rx_sens = (ha->fw_seriallink_options[0] &
1570 (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4;
1571 ha->fw_options[10] = (emphasis << 14) | (swing << 8);
1572 if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
1573 if (rx_sens == 0x0)
1574 rx_sens = 0x3;
1575 ha->fw_options[10] |= (tx_sens << 4) | rx_sens;
1576 } else if (IS_QLA2322(ha) || IS_QLA6322(ha))
1577 ha->fw_options[10] |= BIT_5 |
1578 ((rx_sens & (BIT_1 | BIT_0)) << 2) |
1579 (tx_sens & (BIT_1 | BIT_0));
1580
1581 /* 2G settings */
1582 swing = (ha->fw_seriallink_options[2] &
1583 (BIT_7 | BIT_6 | BIT_5)) >> 5;
1584 emphasis = ha->fw_seriallink_options[3] & (BIT_1 | BIT_0);
1585 tx_sens = ha->fw_seriallink_options[1] &
fa2a1ce5 1586 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
1da177e4
LT		 1587 rx_sens = (ha->fw_seriallink_options[1] &
1588 (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4;
1589 ha->fw_options[11] = (emphasis << 14) | (swing << 8);
1590 if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
1591 if (rx_sens == 0x0)
1592 rx_sens = 0x3;
1593 ha->fw_options[11] |= (tx_sens << 4) | rx_sens;
1594 } else if (IS_QLA2322(ha) || IS_QLA6322(ha))
1595 ha->fw_options[11] |= BIT_5 |
1596 ((rx_sens & (BIT_1 | BIT_0)) << 2) |
1597 (tx_sens & (BIT_1 | BIT_0));
1598 }
1599
1600 /* FCP2 options. */
1601 /* Return command IOCBs without waiting for an ABTS to complete. */
1602 ha->fw_options[3] |= BIT_13;
1603
1604 /* LED scheme. */
1605 if (ha->flags.enable_led_scheme)
1606 ha->fw_options[2] |= BIT_12;
1607
48c02fde
AV		 1608 /* Detect ISP6312. */
1609 if (IS_QLA6312(ha))
1610 ha->fw_options[2] |= BIT_13;
1611
1da177e4 1612 /* Update firmware options. */
e315cd28 1613 qla2x00_set_fw_options(vha, ha->fw_options);
1da177e4
LT		 1614}
1615
0107109e 1616void
e315cd28 1617qla24xx_update_fw_options(scsi_qla_host_t *vha)
0107109e
AV		 1618{
1619 int rval;
e315cd28 1620 struct qla_hw_data *ha = vha->hw;
0107109e 1621
a9083016
GM		 1622 if (IS_QLA82XX(ha))
1623 return;
1624
0107109e 1625 /* Update Serial Link options. */
f94097ed 1626 if ((le16_to_cpu(ha->fw_seriallink_options24[0]) & BIT_0) == 0)
0107109e
AV		 1627 return;
1628
e315cd28 1629 rval = qla2x00_set_serdes_params(vha,
f94097ed
AV		 1630 le16_to_cpu(ha->fw_seriallink_options24[1]),
1631 le16_to_cpu(ha->fw_seriallink_options24[2]),
1632 le16_to_cpu(ha->fw_seriallink_options24[3]));
0107109e
AV		 1633 if (rval != QLA_SUCCESS) {
1634 qla_printk(KERN_WARNING, ha,
1635 "Unable to update Serial Link options (%x).\n", rval);
1636 }
1637}
1638
abbd8870 1639void
e315cd28 1640qla2x00_config_rings(struct scsi_qla_host *vha)
abbd8870 1641{
e315cd28 1642 struct qla_hw_data *ha = vha->hw;
3d71644c 1643 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
73208dfd
AC		 1644 struct req_que *req = ha->req_q_map[0];
1645 struct rsp_que *rsp = ha->rsp_q_map[0];
abbd8870
AV		 1646
1647 /* Setup ring parameters in initialization control block. */
1648 ha->init_cb->request_q_outpointer = __constant_cpu_to_le16(0);
1649 ha->init_cb->response_q_inpointer = __constant_cpu_to_le16(0);
e315cd28
AC		 1650 ha->init_cb->request_q_length = cpu_to_le16(req->length);
1651 ha->init_cb->response_q_length = cpu_to_le16(rsp->length);
1652 ha->init_cb->request_q_address[0] = cpu_to_le32(LSD(req->dma));
1653 ha->init_cb->request_q_address[1] = cpu_to_le32(MSD(req->dma));
1654 ha->init_cb->response_q_address[0] = cpu_to_le32(LSD(rsp->dma));
1655 ha->init_cb->response_q_address[1] = cpu_to_le32(MSD(rsp->dma));
abbd8870
AV		 1656
1657 WRT_REG_WORD(ISP_REQ_Q_IN(ha, reg), 0);
1658 WRT_REG_WORD(ISP_REQ_Q_OUT(ha, reg), 0);
1659 WRT_REG_WORD(ISP_RSP_Q_IN(ha, reg), 0);
1660 WRT_REG_WORD(ISP_RSP_Q_OUT(ha, reg), 0);
1661 RD_REG_WORD(ISP_RSP_Q_OUT(ha, reg)); /* PCI Posting. */
1662}
1663
0107109e 1664void
e315cd28 1665qla24xx_config_rings(struct scsi_qla_host *vha)
0107109e 1666{
e315cd28 1667 struct qla_hw_data *ha = vha->hw;
73208dfd
AC		 1668 device_reg_t __iomem *reg = ISP_QUE_REG(ha, 0);
1669 struct device_reg_2xxx __iomem *ioreg = &ha->iobase->isp;
1670 struct qla_msix_entry *msix;
0107109e 1671 struct init_cb_24xx *icb;
73208dfd
AC		 1672 uint16_t rid = 0;
1673 struct req_que *req = ha->req_q_map[0];
1674 struct rsp_que *rsp = ha->rsp_q_map[0];
0107109e 1675
73208dfd 1676/* Setup ring parameters in initialization control block. */
0107109e
AV		 1677 icb = (struct init_cb_24xx *)ha->init_cb;
1678 icb->request_q_outpointer = __constant_cpu_to_le16(0);
1679 icb->response_q_inpointer = __constant_cpu_to_le16(0);
e315cd28
AC		 1680 icb->request_q_length = cpu_to_le16(req->length);
1681 icb->response_q_length = cpu_to_le16(rsp->length);
1682 icb->request_q_address[0] = cpu_to_le32(LSD(req->dma));
1683 icb->request_q_address[1] = cpu_to_le32(MSD(req->dma));
1684 icb->response_q_address[0] = cpu_to_le32(LSD(rsp->dma));
1685 icb->response_q_address[1] = cpu_to_le32(MSD(rsp->dma));
0107109e 1686
73208dfd
AC		 1687 if (ha->mqenable) {
1688 icb->qos = __constant_cpu_to_le16(QLA_DEFAULT_QUE_QOS);
1689 icb->rid = __constant_cpu_to_le16(rid);
1690 if (ha->flags.msix_enabled) {
1691 msix = &ha->msix_entries[1];
1692 DEBUG2_17(printk(KERN_INFO
2afa19a9 1693 "Registering vector 0x%x for base que\n", msix->entry));
73208dfd
AC		 1694 icb->msix = cpu_to_le16(msix->entry);
1695 }
1696 /* Use alternate PCI bus number */
1697 if (MSB(rid))
1698 icb->firmware_options_2 |=
1699 __constant_cpu_to_le32(BIT_19);
1700 /* Use alternate PCI devfn */
1701 if (LSB(rid))
1702 icb->firmware_options_2 |=
1703 __constant_cpu_to_le32(BIT_18);
1704
3155754a
AC		 1705 /* Use Disable MSIX Handshake mode for capable adapters */
1706 if (IS_MSIX_NACK_CAPABLE(ha)) {
1707 icb->firmware_options_2 &=
1708 __constant_cpu_to_le32(~BIT_22);
1709 ha->flags.disable_msix_handshake = 1;
1710 qla_printk(KERN_INFO, ha,
1711 "MSIX Handshake Disable Mode turned on\n");
1712 } else {
1713 icb->firmware_options_2 |=
1714 __constant_cpu_to_le32(BIT_22);
1715 }
73208dfd 1716 icb->firmware_options_2 |= __constant_cpu_to_le32(BIT_23);
73208dfd
AC		 1717
1718 WRT_REG_DWORD(&reg->isp25mq.req_q_in, 0);
1719 WRT_REG_DWORD(&reg->isp25mq.req_q_out, 0);
1720 WRT_REG_DWORD(&reg->isp25mq.rsp_q_in, 0);
1721 WRT_REG_DWORD(&reg->isp25mq.rsp_q_out, 0);
1722 } else {
1723 WRT_REG_DWORD(&reg->isp24.req_q_in, 0);
1724 WRT_REG_DWORD(&reg->isp24.req_q_out, 0);
1725 WRT_REG_DWORD(&reg->isp24.rsp_q_in, 0);
1726 WRT_REG_DWORD(&reg->isp24.rsp_q_out, 0);
1727 }
1728 /* PCI posting */
1729 RD_REG_DWORD(&ioreg->hccr);
0107109e
AV		 1730}
1731
1da177e4
LT		 1732/**
1733 * qla2x00_init_rings() - Initializes firmware.
1734 * @ha: HA context
1735 *
1736 * Beginning of request ring has initialization control block already built
1737 * by nvram config routine.
1738 *
1739 * Returns 0 on success.
1740 */
1741static int
e315cd28 1742qla2x00_init_rings(scsi_qla_host_t *vha)
1da177e4
LT		 1743{
1744 int rval;
1745 unsigned long flags = 0;
29bdccbe 1746 int cnt, que;
e315cd28 1747 struct qla_hw_data *ha = vha->hw;
29bdccbe
AC		 1748 struct req_que *req;
1749 struct rsp_que *rsp;
1750 struct scsi_qla_host *vp;
2c3dfe3f
SJ		 1751 struct mid_init_cb_24xx *mid_init_cb =
1752 (struct mid_init_cb_24xx *) ha->init_cb;
1da177e4
LT		 1753
1754 spin_lock_irqsave(&ha->hardware_lock, flags);
1755
1756 /* Clear outstanding commands array. */
2afa19a9 1757 for (que = 0; que < ha->max_req_queues; que++) {
29bdccbe
AC		 1758 req = ha->req_q_map[que];
1759 if (!req)
1760 continue;
2afa19a9 1761 for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++)
29bdccbe 1762 req->outstanding_cmds[cnt] = NULL;
1da177e4 1763
2afa19a9 1764 req->current_outstanding_cmd = 1;
1da177e4 1765
29bdccbe
AC		 1766 /* Initialize firmware. */
1767 req->ring_ptr = req->ring;
1768 req->ring_index = 0;
1769 req->cnt = req->length;
1770 }
1da177e4 1771
2afa19a9 1772 for (que = 0; que < ha->max_rsp_queues; que++) {
29bdccbe
AC		 1773 rsp = ha->rsp_q_map[que];
1774 if (!rsp)
1775 continue;
29bdccbe
AC		 1776 /* Initialize response queue entries */
1777 qla2x00_init_response_q_entries(rsp);
1778 }
1da177e4 1779
29bdccbe
AC		 1780 /* Clear RSCN queue. */
1781 list_for_each_entry(vp, &ha->vp_list, list) {
1782 vp->rscn_in_ptr = 0;
1783 vp->rscn_out_ptr = 0;
1784 }
e315cd28 1785 ha->isp_ops->config_rings(vha);
1da177e4
LT		 1786
1787 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1788
1789 /* Update any ISP specific firmware options before initialization. */
e315cd28 1790 ha->isp_ops->update_fw_options(vha);
1da177e4 1791
e315cd28 1792 DEBUG(printk("scsi(%ld): Issue init firmware.\n", vha->host_no));
2c3dfe3f 1793
605aa2bc
LC		 1794 if (ha->flags.npiv_supported) {
1795 if (ha->operating_mode == LOOP)
1796 ha->max_npiv_vports = MIN_MULTI_ID_FABRIC - 1;
c48339de 1797 mid_init_cb->count = cpu_to_le16(ha->max_npiv_vports);
605aa2bc
LC		 1798 }
1799
24a08138
AV		 1800 if (IS_FWI2_CAPABLE(ha)) {
1801 mid_init_cb->options = __constant_cpu_to_le16(BIT_1);
1802 mid_init_cb->init_cb.execution_throttle =
1803 cpu_to_le16(ha->fw_xcb_count);
1804 }
2c3dfe3f 1805
e315cd28 1806 rval = qla2x00_init_firmware(vha, ha->init_cb_size);
1da177e4
LT		 1807 if (rval) {
1808 DEBUG2_3(printk("scsi(%ld): Init firmware **** FAILED ****.\n",
e315cd28 1809 vha->host_no));
1da177e4
LT		 1810 } else {
1811 DEBUG3(printk("scsi(%ld): Init firmware -- success.\n",
e315cd28 1812 vha->host_no));
1da177e4
LT		 1813 }
1814
1815 return (rval);
1816}
1817
1818/**
1819 * qla2x00_fw_ready() - Waits for firmware ready.
1820 * @ha: HA context
1821 *
1822 * Returns 0 on success.
1823 */
1824static int
e315cd28 1825qla2x00_fw_ready(scsi_qla_host_t *vha)
1da177e4
LT		 1826{
1827 int rval;
4d4df193 1828 unsigned long wtime, mtime, cs84xx_time;
1da177e4
LT		 1829 uint16_t min_wait; /* Minimum wait time if loop is down */
1830 uint16_t wait_time; /* Wait time if loop is coming ready */
656e8912 1831 uint16_t state[5];
e315cd28 1832 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 1833
1834 rval = QLA_SUCCESS;
1835
1836 /* 20 seconds for loop down. */
fa2a1ce5 1837 min_wait = 20;
1da177e4
LT		 1838
1839 /*
1840 * Firmware should take at most one RATOV to login, plus 5 seconds for
1841 * our own processing.
1842 */
1843 if ((wait_time = (ha->retry_count*ha->login_timeout) + 5) < min_wait) {
1844 wait_time = min_wait;
1845 }
1846
1847 /* Min wait time if loop down */
1848 mtime = jiffies + (min_wait * HZ);
1849
1850 /* wait time before firmware ready */
1851 wtime = jiffies + (wait_time * HZ);
1852
1853 /* Wait for ISP to finish LIP */
e315cd28 1854 if (!vha->flags.init_done)
1da177e4
LT		 1855 qla_printk(KERN_INFO, ha, "Waiting for LIP to complete...\n");
1856
1857 DEBUG3(printk("scsi(%ld): Waiting for LIP to complete...\n",
e315cd28 1858 vha->host_no));
1da177e4
LT		 1859
1860 do {
e315cd28 1861 rval = qla2x00_get_firmware_state(vha, state);
1da177e4 1862 if (rval == QLA_SUCCESS) {
4d4df193 1863 if (state[0] < FSTATE_LOSS_OF_SYNC) {
e315cd28 1864 vha->device_flags &= ~DFLG_NO_CABLE;
1da177e4 1865 }
4d4df193
HK		 1866 if (IS_QLA84XX(ha) && state[0] != FSTATE_READY) {
1867 DEBUG16(printk("scsi(%ld): fw_state=%x "
e315cd28 1868 "84xx=%x.\n", vha->host_no, state[0],
4d4df193
HK		 1869 state[2]));
1870 if ((state[2] & FSTATE_LOGGED_IN) &&
1871 (state[2] & FSTATE_WAITING_FOR_VERIFY)) {
1872 DEBUG16(printk("scsi(%ld): Sending "
e315cd28 1873 "verify iocb.\n", vha->host_no));
4d4df193
HK		 1874
1875 cs84xx_time = jiffies;
e315cd28 1876 rval = qla84xx_init_chip(vha);
4d4df193
HK		 1877 if (rval != QLA_SUCCESS)
1878 break;
1879
1880 /* Add time taken to initialize. */
1881 cs84xx_time = jiffies - cs84xx_time;
1882 wtime += cs84xx_time;
1883 mtime += cs84xx_time;
1884 DEBUG16(printk("scsi(%ld): Increasing "
1885 "wait time by %ld. New time %ld\n",
e315cd28 1886 vha->host_no, cs84xx_time, wtime));
4d4df193
HK		 1887 }
1888 } else if (state[0] == FSTATE_READY) {
1da177e4 1889 DEBUG(printk("scsi(%ld): F/W Ready - OK \n",
e315cd28 1890 vha->host_no));
1da177e4 1891
e315cd28 1892 qla2x00_get_retry_cnt(vha, &ha->retry_count,
1da177e4
LT		 1893 &ha->login_timeout, &ha->r_a_tov);
1894
1895 rval = QLA_SUCCESS;
1896 break;
1897 }
1898
1899 rval = QLA_FUNCTION_FAILED;
1900
e315cd28 1901 if (atomic_read(&vha->loop_down_timer) &&
4d4df193 1902 state[0] != FSTATE_READY) {
1da177e4 1903 /* Loop down. Timeout on min_wait for states
fa2a1ce5
AV		 1904 * other than Wait for Login.
1905 */
1da177e4
LT		 1906 if (time_after_eq(jiffies, mtime)) {
1907 qla_printk(KERN_INFO, ha,
1908 "Cable is unplugged...\n");
1909
e315cd28 1910 vha->device_flags |= DFLG_NO_CABLE;
1da177e4
LT		 1911 break;
1912 }
1913 }
1914 } else {
1915 /* Mailbox cmd failed. Timeout on min_wait. */
cdbb0a4f
SV		 1916 if (time_after_eq(jiffies, mtime) ||
1917 (IS_QLA82XX(ha) && ha->flags.fw_hung))
1da177e4
LT		 1918 break;
1919 }
1920
1921 if (time_after_eq(jiffies, wtime))
1922 break;
1923
1924 /* Delay for a while */
1925 msleep(500);
1926
1927 DEBUG3(printk("scsi(%ld): fw_state=%x curr time=%lx.\n",
e315cd28 1928 vha->host_no, state[0], jiffies));
1da177e4
LT		 1929 } while (1);
1930
656e8912
AV		 1931 DEBUG(printk("scsi(%ld): fw_state=%x (%x, %x, %x, %x) curr time=%lx.\n",
1932 vha->host_no, state[0], state[1], state[2], state[3], state[4],
1933 jiffies));
1da177e4
LT		 1934
1935 if (rval) {
1936 DEBUG2_3(printk("scsi(%ld): Firmware ready **** FAILED ****.\n",
e315cd28 1937 vha->host_no));
1da177e4
LT		 1938 }
1939
1940 return (rval);
1941}
1942
1943/*
1944* qla2x00_configure_hba
1945* Setup adapter context.
1946*
1947* Input:
1948* ha = adapter state pointer.
1949*
1950* Returns:
1951* 0 = success
1952*
1953* Context:
1954* Kernel context.
1955*/
1956static int
e315cd28 1957qla2x00_configure_hba(scsi_qla_host_t *vha)
1da177e4
LT		 1958{
1959 int rval;
1960 uint16_t loop_id;
1961 uint16_t topo;
2c3dfe3f 1962 uint16_t sw_cap;
1da177e4
LT		 1963 uint8_t al_pa;
1964 uint8_t area;
1965 uint8_t domain;
1966 char connect_type[22];
e315cd28 1967 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 1968
1969 /* Get host addresses. */
e315cd28 1970 rval = qla2x00_get_adapter_id(vha,
2c3dfe3f 1971 &loop_id, &al_pa, &area, &domain, &topo, &sw_cap);
1da177e4 1972 if (rval != QLA_SUCCESS) {
e315cd28 1973 if (LOOP_TRANSITION(vha) || atomic_read(&ha->loop_down_timer) ||
33135aa2
RA		 1974 (rval == QLA_COMMAND_ERROR && loop_id == 0x7)) {
1975 DEBUG2(printk("%s(%ld) Loop is in a transition state\n",
e315cd28 1976 __func__, vha->host_no));
33135aa2
RA		 1977 } else {
1978 qla_printk(KERN_WARNING, ha,
1979 "ERROR -- Unable to get host loop ID.\n");
e315cd28 1980 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
33135aa2 1981 }
1da177e4
LT		 1982 return (rval);
1983 }
1984
1985 if (topo == 4) {
1986 qla_printk(KERN_INFO, ha,
1987 "Cannot get topology - retrying.\n");
1988 return (QLA_FUNCTION_FAILED);
1989 }
1990
e315cd28 1991 vha->loop_id = loop_id;
1da177e4
LT		 1992
1993 /* initialize */
1994 ha->min_external_loopid = SNS_FIRST_LOOP_ID;
1995 ha->operating_mode = LOOP;
2c3dfe3f 1996 ha->switch_cap = 0;
1da177e4
LT		 1997
1998 switch (topo) {
1999 case 0:
2000 DEBUG3(printk("scsi(%ld): HBA in NL topology.\n",
e315cd28 2001 vha->host_no));
1da177e4
LT		 2002 ha->current_topology = ISP_CFG_NL;
2003 strcpy(connect_type, "(Loop)");
2004 break;
2005
2006 case 1:
2007 DEBUG3(printk("scsi(%ld): HBA in FL topology.\n",
e315cd28 2008 vha->host_no));
2c3dfe3f 2009 ha->switch_cap = sw_cap;
1da177e4
LT		 2010 ha->current_topology = ISP_CFG_FL;
2011 strcpy(connect_type, "(FL_Port)");
2012 break;
2013
2014 case 2:
2015 DEBUG3(printk("scsi(%ld): HBA in N P2P topology.\n",
e315cd28 2016 vha->host_no));
1da177e4
LT		 2017 ha->operating_mode = P2P;
2018 ha->current_topology = ISP_CFG_N;
2019 strcpy(connect_type, "(N_Port-to-N_Port)");
2020 break;
2021
2022 case 3:
2023 DEBUG3(printk("scsi(%ld): HBA in F P2P topology.\n",
e315cd28 2024 vha->host_no));
2c3dfe3f 2025 ha->switch_cap = sw_cap;
1da177e4
LT		 2026 ha->operating_mode = P2P;
2027 ha->current_topology = ISP_CFG_F;
2028 strcpy(connect_type, "(F_Port)");
2029 break;
2030
2031 default:
2032 DEBUG3(printk("scsi(%ld): HBA in unknown topology %x. "
2033 "Using NL.\n",
e315cd28 2034 vha->host_no, topo));
1da177e4
LT		 2035 ha->current_topology = ISP_CFG_NL;
2036 strcpy(connect_type, "(Loop)");
2037 break;
2038 }
2039
2040 /* Save Host port and loop ID. */
2041 /* byte order - Big Endian */
e315cd28
AC		 2042 vha->d_id.b.domain = domain;
2043 vha->d_id.b.area = area;
2044 vha->d_id.b.al_pa = al_pa;
1da177e4 2045
e315cd28 2046 if (!vha->flags.init_done)
1da177e4
LT		 2047 qla_printk(KERN_INFO, ha,
2048 "Topology - %s, Host Loop address 0x%x\n",
e315cd28 2049 connect_type, vha->loop_id);
1da177e4
LT		 2050
2051 if (rval) {
e315cd28 2052 DEBUG2_3(printk("scsi(%ld): FAILED.\n", vha->host_no));
1da177e4 2053 } else {
e315cd28 2054 DEBUG3(printk("scsi(%ld): exiting normally.\n", vha->host_no));
1da177e4
LT		 2055 }
2056
2057 return(rval);
2058}
2059
a9083016 2060inline void
e315cd28
AC		 2061qla2x00_set_model_info(scsi_qla_host_t *vha, uint8_t *model, size_t len,
2062 char *def)
9bb9fcf2
AV		 2063{
2064 char *st, *en;
2065 uint16_t index;
e315cd28 2066 struct qla_hw_data *ha = vha->hw;
ab671149 2067 int use_tbl = !IS_QLA24XX_TYPE(ha) && !IS_QLA25XX(ha) &&
a9083016 2068 !IS_QLA8XXX_TYPE(ha);
9bb9fcf2
AV		 2069
2070 if (memcmp(model, BINZERO, len) != 0) {
2071 strncpy(ha->model_number, model, len);
2072 st = en = ha->model_number;
2073 en += len - 1;
2074 while (en > st) {
2075 if (*en != 0x20 && *en != 0x00)
2076 break;
2077 *en-- = '\0';
2078 }
2079
2080 index = (ha->pdev->subsystem_device & 0xff);
7d0dba17
AV		 2081 if (use_tbl &&
2082 ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
9bb9fcf2 2083 index < QLA_MODEL_NAMES)
1ee27146
JC		 2084 strncpy(ha->model_desc,
2085 qla2x00_model_name[index * 2 + 1],
2086 sizeof(ha->model_desc) - 1);
9bb9fcf2
AV		 2087 } else {
2088 index = (ha->pdev->subsystem_device & 0xff);
7d0dba17
AV		 2089 if (use_tbl &&
2090 ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
9bb9fcf2
AV		 2091 index < QLA_MODEL_NAMES) {
2092 strcpy(ha->model_number,
2093 qla2x00_model_name[index * 2]);
1ee27146
JC		 2094 strncpy(ha->model_desc,
2095 qla2x00_model_name[index * 2 + 1],
2096 sizeof(ha->model_desc) - 1);
9bb9fcf2
AV		 2097 } else {
2098 strcpy(ha->model_number, def);
2099 }
2100 }
1ee27146 2101 if (IS_FWI2_CAPABLE(ha))
e315cd28 2102 qla2xxx_get_vpd_field(vha, "\x82", ha->model_desc,
1ee27146 2103 sizeof(ha->model_desc));
9bb9fcf2
AV		 2104}
2105
4e08df3f
DM		 2106/* On sparc systems, obtain port and node WWN from firmware
2107 * properties.
2108 */
e315cd28 2109static void qla2xxx_nvram_wwn_from_ofw(scsi_qla_host_t *vha, nvram_t *nv)
4e08df3f
DM		 2110{
2111#ifdef CONFIG_SPARC
e315cd28 2112 struct qla_hw_data *ha = vha->hw;
4e08df3f 2113 struct pci_dev *pdev = ha->pdev;
15576bc8
DM		 2114 struct device_node *dp = pci_device_to_OF_node(pdev);
2115 const u8 *val;
4e08df3f
DM		 2116 int len;
2117
2118 val = of_get_property(dp, "port-wwn", &len);
2119 if (val && len >= WWN_SIZE)
2120 memcpy(nv->port_name, val, WWN_SIZE);
2121
2122 val = of_get_property(dp, "node-wwn", &len);
2123 if (val && len >= WWN_SIZE)
2124 memcpy(nv->node_name, val, WWN_SIZE);
2125#endif
2126}
2127
1da177e4
LT		 2128/*
2129* NVRAM configuration for ISP 2xxx
2130*
2131* Input:
2132* ha = adapter block pointer.
2133*
2134* Output:
2135* initialization control block in response_ring
2136* host adapters parameters in host adapter block
2137*
2138* Returns:
2139* 0 = success.
2140*/
abbd8870 2141int
e315cd28 2142qla2x00_nvram_config(scsi_qla_host_t *vha)
1da177e4 2143{
4e08df3f 2144 int rval;
0107109e
AV		 2145 uint8_t chksum = 0;
2146 uint16_t cnt;
2147 uint8_t *dptr1, *dptr2;
e315cd28 2148 struct qla_hw_data *ha = vha->hw;
0107109e 2149 init_cb_t *icb = ha->init_cb;
281afe19
SJ		 2150 nvram_t *nv = ha->nvram;
2151 uint8_t *ptr = ha->nvram;
3d71644c 2152 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1da177e4 2153
4e08df3f
DM		 2154 rval = QLA_SUCCESS;
2155
1da177e4 2156 /* Determine NVRAM starting address. */
0107109e 2157 ha->nvram_size = sizeof(nvram_t);
1da177e4
LT		 2158 ha->nvram_base = 0;
2159 if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha))
2160 if ((RD_REG_WORD(&reg->ctrl_status) >> 14) == 1)
2161 ha->nvram_base = 0x80;
2162
2163 /* Get NVRAM data and calculate checksum. */
e315cd28 2164 ha->isp_ops->read_nvram(vha, ptr, ha->nvram_base, ha->nvram_size);
0107109e
AV		 2165 for (cnt = 0, chksum = 0; cnt < ha->nvram_size; cnt++)
2166 chksum += *ptr++;
1da177e4 2167
e315cd28 2168 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", vha->host_no));
281afe19 2169 DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size));
1da177e4
LT		 2170
2171 /* Bad NVRAM data, set defaults parameters. */
2172 if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' ||
2173 nv->id[2] != 'P' || nv->id[3] != ' ' || nv->nvram_version < 1) {
2174 /* Reset NVRAM data. */
2175 qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: "
2176 "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0],
2177 nv->nvram_version);
4e08df3f
DM		 2178 qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet "
2179 "invalid -- WWPN) defaults.\n");
2180
2181 /*
2182 * Set default initialization control block.
2183 */
2184 memset(nv, 0, ha->nvram_size);
2185 nv->parameter_block_version = ICB_VERSION;
2186
2187 if (IS_QLA23XX(ha)) {
2188 nv->firmware_options[0] = BIT_2 | BIT_1;
2189 nv->firmware_options[1] = BIT_7 | BIT_5;
2190 nv->add_firmware_options[0] = BIT_5;
2191 nv->add_firmware_options[1] = BIT_5 | BIT_4;
2192 nv->frame_payload_size = __constant_cpu_to_le16(2048);
2193 nv->special_options[1] = BIT_7;
2194 } else if (IS_QLA2200(ha)) {
2195 nv->firmware_options[0] = BIT_2 | BIT_1;
2196 nv->firmware_options[1] = BIT_7 | BIT_5;
2197 nv->add_firmware_options[0] = BIT_5;
2198 nv->add_firmware_options[1] = BIT_5 | BIT_4;
2199 nv->frame_payload_size = __constant_cpu_to_le16(1024);
2200 } else if (IS_QLA2100(ha)) {
2201 nv->firmware_options[0] = BIT_3 | BIT_1;
2202 nv->firmware_options[1] = BIT_5;
2203 nv->frame_payload_size = __constant_cpu_to_le16(1024);
2204 }
2205
2206 nv->max_iocb_allocation = __constant_cpu_to_le16(256);
2207 nv->execution_throttle = __constant_cpu_to_le16(16);
2208 nv->retry_count = 8;
2209 nv->retry_delay = 1;
2210
2211 nv->port_name[0] = 33;
2212 nv->port_name[3] = 224;
2213 nv->port_name[4] = 139;
2214
e315cd28 2215 qla2xxx_nvram_wwn_from_ofw(vha, nv);
4e08df3f
DM		 2216
2217 nv->login_timeout = 4;
2218
2219 /*
2220 * Set default host adapter parameters
2221 */
2222 nv->host_p[1] = BIT_2;
2223 nv->reset_delay = 5;
2224 nv->port_down_retry_count = 8;
2225 nv->max_luns_per_target = __constant_cpu_to_le16(8);
2226 nv->link_down_timeout = 60;
2227
2228 rval = 1;
1da177e4
LT		 2229 }
2230
2231#if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2)
2232 /*
2233 * The SN2 does not provide BIOS emulation which means you can't change
2234 * potentially bogus BIOS settings. Force the use of default settings
2235 * for link rate and frame size. Hope that the rest of the settings
2236 * are valid.
2237 */
2238 if (ia64_platform_is("sn2")) {
2239 nv->frame_payload_size = __constant_cpu_to_le16(2048);
2240 if (IS_QLA23XX(ha))
2241 nv->special_options[1] = BIT_7;
2242 }
2243#endif
2244
2245 /* Reset Initialization control block */
0107109e 2246 memset(icb, 0, ha->init_cb_size);
1da177e4
LT		 2247
2248 /*
2249 * Setup driver NVRAM options.
2250 */
2251 nv->firmware_options[0] |= (BIT_6 | BIT_1);
2252 nv->firmware_options[0] &= ~(BIT_5 | BIT_4);
2253 nv->firmware_options[1] |= (BIT_5 | BIT_0);
2254 nv->firmware_options[1] &= ~BIT_4;
2255
2256 if (IS_QLA23XX(ha)) {
2257 nv->firmware_options[0] |= BIT_2;
2258 nv->firmware_options[0] &= ~BIT_3;
5ff1d584 2259 nv->firmware_options[0] &= ~BIT_6;
0107109e 2260 nv->add_firmware_options[1] |= BIT_5 | BIT_4;
1da177e4
LT		 2261
2262 if (IS_QLA2300(ha)) {
2263 if (ha->fb_rev == FPM_2310) {
2264 strcpy(ha->model_number, "QLA2310");
2265 } else {
2266 strcpy(ha->model_number, "QLA2300");
2267 }
2268 } else {
e315cd28 2269 qla2x00_set_model_info(vha, nv->model_number,
9bb9fcf2 2270 sizeof(nv->model_number), "QLA23xx");
1da177e4
LT		 2271 }
2272 } else if (IS_QLA2200(ha)) {
2273 nv->firmware_options[0] |= BIT_2;
2274 /*
2275 * 'Point-to-point preferred, else loop' is not a safe
2276 * connection mode setting.
2277 */
2278 if ((nv->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) ==
2279 (BIT_5 | BIT_4)) {
2280 /* Force 'loop preferred, else point-to-point'. */
2281 nv->add_firmware_options[0] &= ~(BIT_6 | BIT_5 | BIT_4);
2282 nv->add_firmware_options[0] |= BIT_5;
2283 }
2284 strcpy(ha->model_number, "QLA22xx");
2285 } else /*if (IS_QLA2100(ha))*/ {
2286 strcpy(ha->model_number, "QLA2100");
2287 }
2288
2289 /*
2290 * Copy over NVRAM RISC parameter block to initialization control block.
2291 */
2292 dptr1 = (uint8_t *)icb;
2293 dptr2 = (uint8_t *)&nv->parameter_block_version;
2294 cnt = (uint8_t *)&icb->request_q_outpointer - (uint8_t *)&icb->version;
2295 while (cnt--)
2296 *dptr1++ = *dptr2++;
2297
2298 /* Copy 2nd half. */
2299 dptr1 = (uint8_t *)icb->add_firmware_options;
2300 cnt = (uint8_t *)icb->reserved_3 - (uint8_t *)icb->add_firmware_options;
2301 while (cnt--)
2302 *dptr1++ = *dptr2++;
2303
5341e868
AV		 2304 /* Use alternate WWN? */
2305 if (nv->host_p[1] & BIT_7) {
2306 memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE);
2307 memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE);
2308 }
2309
1da177e4
LT		 2310 /* Prepare nodename */
2311 if ((icb->firmware_options[1] & BIT_6) == 0) {
2312 /*
2313 * Firmware will apply the following mask if the nodename was
2314 * not provided.
2315 */
2316 memcpy(icb->node_name, icb->port_name, WWN_SIZE);
2317 icb->node_name[0] &= 0xF0;
2318 }
2319
2320 /*
2321 * Set host adapter parameters.
2322 */
0181944f 2323 if (nv->host_p[0] & BIT_7)
11010fec 2324 ql2xextended_error_logging = 1;
1da177e4
LT		 2325 ha->flags.disable_risc_code_load = ((nv->host_p[0] & BIT_4) ? 1 : 0);
2326 /* Always load RISC code on non ISP2[12]00 chips. */
2327 if (!IS_QLA2100(ha) && !IS_QLA2200(ha))
2328 ha->flags.disable_risc_code_load = 0;
2329 ha->flags.enable_lip_reset = ((nv->host_p[1] & BIT_1) ? 1 : 0);
2330 ha->flags.enable_lip_full_login = ((nv->host_p[1] & BIT_2) ? 1 : 0);
2331 ha->flags.enable_target_reset = ((nv->host_p[1] & BIT_3) ? 1 : 0);
06c22bd1 2332 ha->flags.enable_led_scheme = (nv->special_options[1] & BIT_4) ? 1 : 0;
d4c760c2 2333 ha->flags.disable_serdes = 0;
1da177e4
LT		 2334
2335 ha->operating_mode =
2336 (icb->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) >> 4;
2337
2338 memcpy(ha->fw_seriallink_options, nv->seriallink_options,
2339 sizeof(ha->fw_seriallink_options));
2340
2341 /* save HBA serial number */
2342 ha->serial0 = icb->port_name[5];
2343 ha->serial1 = icb->port_name[6];
2344 ha->serial2 = icb->port_name[7];
e315cd28
AC		 2345 memcpy(vha->node_name, icb->node_name, WWN_SIZE);
2346 memcpy(vha->port_name, icb->port_name, WWN_SIZE);
1da177e4
LT		 2347
2348 icb->execution_throttle = __constant_cpu_to_le16(0xFFFF);
2349
2350 ha->retry_count = nv->retry_count;
2351
2352 /* Set minimum login_timeout to 4 seconds. */
5b91490e 2353 if (nv->login_timeout != ql2xlogintimeout)
1da177e4
LT		 2354 nv->login_timeout = ql2xlogintimeout;
2355 if (nv->login_timeout < 4)
2356 nv->login_timeout = 4;
2357 ha->login_timeout = nv->login_timeout;
2358 icb->login_timeout = nv->login_timeout;
2359
00a537b8
AV		 2360 /* Set minimum RATOV to 100 tenths of a second. */
2361 ha->r_a_tov = 100;
1da177e4 2362
1da177e4
LT		 2363 ha->loop_reset_delay = nv->reset_delay;
2364
1da177e4
LT		 2365 /* Link Down Timeout = 0:
2366 *
2367 * When Port Down timer expires we will start returning
2368 * I/O's to OS with "DID_NO_CONNECT".
2369 *
2370 * Link Down Timeout != 0:
2371 *
2372 * The driver waits for the link to come up after link down
2373 * before returning I/Os to OS with "DID_NO_CONNECT".
fa2a1ce5 2374 */
1da177e4
LT		 2375 if (nv->link_down_timeout == 0) {
2376 ha->loop_down_abort_time =
354d6b21 2377 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
1da177e4
LT		 2378 } else {
2379 ha->link_down_timeout = nv->link_down_timeout;
2380 ha->loop_down_abort_time =
2381 (LOOP_DOWN_TIME - ha->link_down_timeout);
fa2a1ce5 2382 }
1da177e4 2383
1da177e4
LT		 2384 /*
2385 * Need enough time to try and get the port back.
2386 */
2387 ha->port_down_retry_count = nv->port_down_retry_count;
2388 if (qlport_down_retry)
2389 ha->port_down_retry_count = qlport_down_retry;
2390 /* Set login_retry_count */
2391 ha->login_retry_count = nv->retry_count;
2392 if (ha->port_down_retry_count == nv->port_down_retry_count &&
2393 ha->port_down_retry_count > 3)
2394 ha->login_retry_count = ha->port_down_retry_count;
2395 else if (ha->port_down_retry_count > (int)ha->login_retry_count)
2396 ha->login_retry_count = ha->port_down_retry_count;
2397 if (ql2xloginretrycount)
2398 ha->login_retry_count = ql2xloginretrycount;
2399
1da177e4
LT		 2400 icb->lun_enables = __constant_cpu_to_le16(0);
2401 icb->command_resource_count = 0;
2402 icb->immediate_notify_resource_count = 0;
2403 icb->timeout = __constant_cpu_to_le16(0);
2404
2405 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
2406 /* Enable RIO */
2407 icb->firmware_options[0] &= ~BIT_3;
2408 icb->add_firmware_options[0] &=
2409 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0);
2410 icb->add_firmware_options[0] |= BIT_2;
2411 icb->response_accumulation_timer = 3;
2412 icb->interrupt_delay_timer = 5;
2413
e315cd28 2414 vha->flags.process_response_queue = 1;
1da177e4 2415 } else {
4fdfefe5 2416 /* Enable ZIO. */
e315cd28 2417 if (!vha->flags.init_done) {
4fdfefe5
AV		 2418 ha->zio_mode = icb->add_firmware_options[0] &
2419 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
2420 ha->zio_timer = icb->interrupt_delay_timer ?
2421 icb->interrupt_delay_timer: 2;
2422 }
1da177e4
LT		 2423 icb->add_firmware_options[0] &=
2424 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0);
e315cd28 2425 vha->flags.process_response_queue = 0;
4fdfefe5 2426 if (ha->zio_mode != QLA_ZIO_DISABLED) {
4a59f71d
AV		 2427 ha->zio_mode = QLA_ZIO_MODE_6;
2428
4fdfefe5 2429 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer "
e315cd28 2430 "delay (%d us).\n", vha->host_no, ha->zio_mode,
4fdfefe5 2431 ha->zio_timer * 100));
1da177e4 2432 qla_printk(KERN_INFO, ha,
4fdfefe5
AV		 2433 "ZIO mode %d enabled; timer delay (%d us).\n",
2434 ha->zio_mode, ha->zio_timer * 100);
1da177e4 2435
4fdfefe5
AV		 2436 icb->add_firmware_options[0] |= (uint8_t)ha->zio_mode;
2437 icb->interrupt_delay_timer = (uint8_t)ha->zio_timer;
e315cd28 2438 vha->flags.process_response_queue = 1;
1da177e4
LT		 2439 }
2440 }
2441
4e08df3f
DM		 2442 if (rval) {
2443 DEBUG2_3(printk(KERN_WARNING
e315cd28 2444 "scsi(%ld): NVRAM configuration failed!\n", vha->host_no));
4e08df3f
DM		 2445 }
2446 return (rval);
1da177e4
LT		 2447}
2448
19a7b4ae
JSEC		 2449static void
2450qla2x00_rport_del(void *data)
2451{
2452 fc_port_t *fcport = data;
d97994dc 2453 struct fc_rport *rport;
d97994dc 2454
e315cd28 2455 spin_lock_irq(fcport->vha->host->host_lock);
ac280b67 2456 rport = fcport->drport ? fcport->drport: fcport->rport;
d97994dc 2457 fcport->drport = NULL;
e315cd28 2458 spin_unlock_irq(fcport->vha->host->host_lock);
d97994dc
AV		 2459 if (rport)
2460 fc_remote_port_delete(rport);
19a7b4ae
JSEC		 2461}
2462
1da177e4
LT		 2463/**
2464 * qla2x00_alloc_fcport() - Allocate a generic fcport.
2465 * @ha: HA context
2466 * @flags: allocation flags
2467 *
2468 * Returns a pointer to the allocated fcport, or NULL, if none available.
2469 */
9a069e19 2470fc_port_t *
e315cd28 2471qla2x00_alloc_fcport(scsi_qla_host_t *vha, gfp_t flags)
1da177e4
LT		 2472{
2473 fc_port_t *fcport;
2474
bbfbbbc1
MK		 2475 fcport = kzalloc(sizeof(fc_port_t), flags);
2476 if (!fcport)
2477 return NULL;
1da177e4
LT		 2478
2479 /* Setup fcport template structure. */
e315cd28
AC		 2480 fcport->vha = vha;
2481 fcport->vp_idx = vha->vp_idx;
1da177e4
LT		 2482 fcport->port_type = FCT_UNKNOWN;
2483 fcport->loop_id = FC_NO_LOOP_ID;
1da177e4 2484 atomic_set(&fcport->state, FCS_UNCONFIGURED);
ad3e0eda 2485 fcport->supported_classes = FC_COS_UNSPECIFIED;
1da177e4 2486
bbfbbbc1 2487 return fcport;
1da177e4
LT		 2488}
2489
2490/*
2491 * qla2x00_configure_loop
2492 * Updates Fibre Channel Device Database with what is actually on loop.
2493 *
2494 * Input:
2495 * ha = adapter block pointer.
2496 *
2497 * Returns:
2498 * 0 = success.
2499 * 1 = error.
2500 * 2 = database was full and device was not configured.
2501 */
2502static int
e315cd28 2503qla2x00_configure_loop(scsi_qla_host_t *vha)
1da177e4
LT		 2504{
2505 int rval;
2506 unsigned long flags, save_flags;
e315cd28 2507 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 2508 rval = QLA_SUCCESS;
2509
2510 /* Get Initiator ID */
e315cd28
AC		 2511 if (test_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags)) {
2512 rval = qla2x00_configure_hba(vha);
1da177e4
LT		 2513 if (rval != QLA_SUCCESS) {
2514 DEBUG(printk("scsi(%ld): Unable to configure HBA.\n",
e315cd28 2515 vha->host_no));
1da177e4
LT		 2516 return (rval);
2517 }
2518 }
2519
e315cd28 2520 save_flags = flags = vha->dpc_flags;
1da177e4 2521 DEBUG(printk("scsi(%ld): Configure loop -- dpc flags =0x%lx\n",
e315cd28 2522 vha->host_no, flags));
1da177e4
LT		 2523
2524 /*
2525 * If we have both an RSCN and PORT UPDATE pending then handle them
2526 * both at the same time.
2527 */
e315cd28
AC		 2528 clear_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
2529 clear_bit(RSCN_UPDATE, &vha->dpc_flags);
1da177e4 2530
3064ff39
MH		 2531 qla2x00_get_data_rate(vha);
2532
1da177e4
LT		 2533 /* Determine what we need to do */
2534 if (ha->current_topology == ISP_CFG_FL &&
2535 (test_bit(LOCAL_LOOP_UPDATE, &flags))) {
2536
e315cd28 2537 vha->flags.rscn_queue_overflow = 1;
1da177e4
LT		 2538 set_bit(RSCN_UPDATE, &flags);
2539
2540 } else if (ha->current_topology == ISP_CFG_F &&
2541 (test_bit(LOCAL_LOOP_UPDATE, &flags))) {
2542
e315cd28 2543 vha->flags.rscn_queue_overflow = 1;
1da177e4
LT		 2544 set_bit(RSCN_UPDATE, &flags);
2545 clear_bit(LOCAL_LOOP_UPDATE, &flags);
21333b48
AV		 2546
2547 } else if (ha->current_topology == ISP_CFG_N) {
2548 clear_bit(RSCN_UPDATE, &flags);
1da177e4 2549
e315cd28 2550 } else if (!vha->flags.online ||
1da177e4
LT		 2551 (test_bit(ABORT_ISP_ACTIVE, &flags))) {
2552
e315cd28 2553 vha->flags.rscn_queue_overflow = 1;
1da177e4
LT		 2554 set_bit(RSCN_UPDATE, &flags);
2555 set_bit(LOCAL_LOOP_UPDATE, &flags);
2556 }
2557
2558 if (test_bit(LOCAL_LOOP_UPDATE, &flags)) {
e315cd28 2559 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
1da177e4 2560 rval = QLA_FUNCTION_FAILED;
e315cd28
AC		 2561 else
2562 rval = qla2x00_configure_local_loop(vha);
1da177e4
LT		 2563 }
2564
2565 if (rval == QLA_SUCCESS && test_bit(RSCN_UPDATE, &flags)) {
e315cd28 2566 if (LOOP_TRANSITION(vha))
1da177e4 2567 rval = QLA_FUNCTION_FAILED;
e315cd28
AC		 2568 else
2569 rval = qla2x00_configure_fabric(vha);
1da177e4
LT		 2570 }
2571
2572 if (rval == QLA_SUCCESS) {
e315cd28
AC		 2573 if (atomic_read(&vha->loop_down_timer) ||
2574 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) {
1da177e4
LT		 2575 rval = QLA_FUNCTION_FAILED;
2576 } else {
e315cd28 2577 atomic_set(&vha->loop_state, LOOP_READY);
1da177e4 2578
e315cd28 2579 DEBUG(printk("scsi(%ld): LOOP READY\n", vha->host_no));
1da177e4
LT		 2580 }
2581 }
2582
2583 if (rval) {
2584 DEBUG2_3(printk("%s(%ld): *** FAILED ***\n",
e315cd28 2585 __func__, vha->host_no));
1da177e4
LT		 2586 } else {
2587 DEBUG3(printk("%s: exiting normally\n", __func__));
2588 }
2589
cc3ef7bc 2590 /* Restore state if a resync event occurred during processing */
e315cd28 2591 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) {
1da177e4 2592 if (test_bit(LOCAL_LOOP_UPDATE, &save_flags))
e315cd28 2593 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
f4658b6c 2594 if (test_bit(RSCN_UPDATE, &save_flags)) {
e315cd28 2595 set_bit(RSCN_UPDATE, &vha->dpc_flags);
3a6478df
GM		 2596 if (!IS_ALOGIO_CAPABLE(ha))
2597 vha->flags.rscn_queue_overflow = 1;
f4658b6c 2598 }
1da177e4
LT		 2599 }
2600
2601 return (rval);
2602}
2603
2604
2605
2606/*
2607 * qla2x00_configure_local_loop
2608 * Updates Fibre Channel Device Database with local loop devices.
2609 *
2610 * Input:
2611 * ha = adapter block pointer.
2612 *
2613 * Returns:
2614 * 0 = success.
2615 */
2616static int
e315cd28 2617qla2x00_configure_local_loop(scsi_qla_host_t *vha)
1da177e4
LT		 2618{
2619 int rval, rval2;
2620 int found_devs;
2621 int found;
2622 fc_port_t *fcport, *new_fcport;
2623
2624 uint16_t index;
2625 uint16_t entries;
2626 char *id_iter;
2627 uint16_t loop_id;
2628 uint8_t domain, area, al_pa;
e315cd28 2629 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 2630
2631 found_devs = 0;
2632 new_fcport = NULL;
2633 entries = MAX_FIBRE_DEVICES;
2634
e315cd28
AC		 2635 DEBUG3(printk("scsi(%ld): Getting FCAL position map\n", vha->host_no));
2636 DEBUG3(qla2x00_get_fcal_position_map(vha, NULL));
1da177e4
LT		 2637
2638 /* Get list of logged in devices. */
2639 memset(ha->gid_list, 0, GID_LIST_SIZE);
e315cd28 2640 rval = qla2x00_get_id_list(vha, ha->gid_list, ha->gid_list_dma,
1da177e4
LT		 2641 &entries);
2642 if (rval != QLA_SUCCESS)
2643 goto cleanup_allocation;
2644
2645 DEBUG3(printk("scsi(%ld): Entries in ID list (%d)\n",
7640335e 2646 vha->host_no, entries));
1da177e4
LT		 2647 DEBUG3(qla2x00_dump_buffer((uint8_t *)ha->gid_list,
2648 entries * sizeof(struct gid_list_info)));
2649
2650 /* Allocate temporary fcport for any new fcports discovered. */
e315cd28 2651 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
1da177e4
LT		 2652 if (new_fcport == NULL) {
2653 rval = QLA_MEMORY_ALLOC_FAILED;
2654 goto cleanup_allocation;
2655 }
2656 new_fcport->flags &= ~FCF_FABRIC_DEVICE;
2657
2658 /*
2659 * Mark local devices that were present with FCF_DEVICE_LOST for now.
2660 */
e315cd28 2661 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1da177e4
LT		 2662 if (atomic_read(&fcport->state) == FCS_ONLINE &&
2663 fcport->port_type != FCT_BROADCAST &&
2664 (fcport->flags & FCF_FABRIC_DEVICE) == 0) {
2665
2666 DEBUG(printk("scsi(%ld): Marking port lost, "
2667 "loop_id=0x%04x\n",
e315cd28 2668 vha->host_no, fcport->loop_id));
1da177e4
LT		 2669
2670 atomic_set(&fcport->state, FCS_DEVICE_LOST);
1da177e4
LT		 2671 }
2672 }
2673
2674 /* Add devices to port list. */
2675 id_iter = (char *)ha->gid_list;
2676 for (index = 0; index < entries; index++) {
2677 domain = ((struct gid_list_info *)id_iter)->domain;
2678 area = ((struct gid_list_info *)id_iter)->area;
2679 al_pa = ((struct gid_list_info *)id_iter)->al_pa;
abbd8870 2680 if (IS_QLA2100(ha) || IS_QLA2200(ha))
1da177e4
LT		 2681 loop_id = (uint16_t)
2682 ((struct gid_list_info *)id_iter)->loop_id_2100;
abbd8870 2683 else
1da177e4
LT		 2684 loop_id = le16_to_cpu(
2685 ((struct gid_list_info *)id_iter)->loop_id);
abbd8870 2686 id_iter += ha->gid_list_info_size;
1da177e4
LT		 2687
2688 /* Bypass reserved domain fields. */
2689 if ((domain & 0xf0) == 0xf0)
2690 continue;
2691
2692 /* Bypass if not same domain and area of adapter. */
f7d289f6 2693 if (area && domain &&
e315cd28 2694 (area != vha->d_id.b.area || domain != vha->d_id.b.domain))
1da177e4
LT		 2695 continue;
2696
2697 /* Bypass invalid local loop ID. */
2698 if (loop_id > LAST_LOCAL_LOOP_ID)
2699 continue;
2700
2701 /* Fill in member data. */
2702 new_fcport->d_id.b.domain = domain;
2703 new_fcport->d_id.b.area = area;
2704 new_fcport->d_id.b.al_pa = al_pa;
2705 new_fcport->loop_id = loop_id;
e315cd28
AC		 2706 new_fcport->vp_idx = vha->vp_idx;
2707 rval2 = qla2x00_get_port_database(vha, new_fcport, 0);
1da177e4
LT		 2708 if (rval2 != QLA_SUCCESS) {
2709 DEBUG2(printk("scsi(%ld): Failed to retrieve fcport "
2710 "information -- get_port_database=%x, "
2711 "loop_id=0x%04x\n",
e315cd28 2712 vha->host_no, rval2, new_fcport->loop_id));
c9d02acf 2713 DEBUG2(printk("scsi(%ld): Scheduling resync...\n",
e315cd28
AC		 2714 vha->host_no));
2715 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1da177e4
LT		 2716 continue;
2717 }
2718
2719 /* Check for matching device in port list. */
2720 found = 0;
2721 fcport = NULL;
e315cd28 2722 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1da177e4
LT		 2723 if (memcmp(new_fcport->port_name, fcport->port_name,
2724 WWN_SIZE))
2725 continue;
2726
ddb9b126 2727 fcport->flags &= ~FCF_FABRIC_DEVICE;
1da177e4
LT		 2728 fcport->loop_id = new_fcport->loop_id;
2729 fcport->port_type = new_fcport->port_type;
2730 fcport->d_id.b24 = new_fcport->d_id.b24;
2731 memcpy(fcport->node_name, new_fcport->node_name,
2732 WWN_SIZE);
2733
2734 found++;
2735 break;
2736 }
2737
2738 if (!found) {
2739 /* New device, add to fcports list. */
e315cd28
AC		 2740 if (vha->vp_idx) {
2741 new_fcport->vha = vha;
2742 new_fcport->vp_idx = vha->vp_idx;
2c3dfe3f 2743 }
e315cd28 2744 list_add_tail(&new_fcport->list, &vha->vp_fcports);
1da177e4
LT		 2745
2746 /* Allocate a new replacement fcport. */
2747 fcport = new_fcport;
e315cd28 2748 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
1da177e4
LT		 2749 if (new_fcport == NULL) {
2750 rval = QLA_MEMORY_ALLOC_FAILED;
2751 goto cleanup_allocation;
2752 }
2753 new_fcport->flags &= ~FCF_FABRIC_DEVICE;
2754 }
2755
d8b45213 2756 /* Base iIDMA settings on HBA port speed. */
a3cbdfad 2757 fcport->fp_speed = ha->link_data_rate;
d8b45213 2758
e315cd28 2759 qla2x00_update_fcport(vha, fcport);
1da177e4
LT		 2760
2761 found_devs++;
2762 }
2763
2764cleanup_allocation:
c9475cb0 2765 kfree(new_fcport);
1da177e4
LT		 2766
2767 if (rval != QLA_SUCCESS) {
2768 DEBUG2(printk("scsi(%ld): Configure local loop error exit: "
e315cd28 2769 "rval=%x\n", vha->host_no, rval));
1da177e4
LT		 2770 }
2771
1da177e4
LT		 2772 return (rval);
2773}
2774
d8b45213 2775static void
e315cd28 2776qla2x00_iidma_fcport(scsi_qla_host_t *vha, fc_port_t *fcport)
d8b45213
AV		 2777{
2778#define LS_UNKNOWN 2
9f8fddee
AV		 2779 static char *link_speeds[] = { "1", "2", "?", "4", "8", "10" };
2780 char *link_speed;
d8b45213 2781 int rval;
1bb39548 2782 uint16_t mb[4];
e315cd28 2783 struct qla_hw_data *ha = vha->hw;
d8b45213 2784
c76f2c01 2785 if (!IS_IIDMA_CAPABLE(ha))
d8b45213
AV		 2786 return;
2787
c9afb9a2
GM		 2788 if (atomic_read(&fcport->state) != FCS_ONLINE)
2789 return;
2790
39bd9622
AV		 2791 if (fcport->fp_speed == PORT_SPEED_UNKNOWN ||
2792 fcport->fp_speed > ha->link_data_rate)
d8b45213
AV		 2793 return;
2794
e315cd28 2795 rval = qla2x00_set_idma_speed(vha, fcport->loop_id, fcport->fp_speed,
a3cbdfad 2796 mb);
d8b45213
AV		 2797 if (rval != QLA_SUCCESS) {
2798 DEBUG2(printk("scsi(%ld): Unable to adjust iIDMA "
2799 "%02x%02x%02x%02x%02x%02x%02x%02x -- %04x %x %04x %04x.\n",
e315cd28 2800 vha->host_no, fcport->port_name[0], fcport->port_name[1],
d8b45213
AV		 2801 fcport->port_name[2], fcport->port_name[3],
2802 fcport->port_name[4], fcport->port_name[5],
2803 fcport->port_name[6], fcport->port_name[7], rval,
a3cbdfad 2804 fcport->fp_speed, mb[0], mb[1]));
d8b45213 2805 } else {
9f8fddee
AV		 2806 link_speed = link_speeds[LS_UNKNOWN];
2807 if (fcport->fp_speed < 5)
2808 link_speed = link_speeds[fcport->fp_speed];
2809 else if (fcport->fp_speed == 0x13)
2810 link_speed = link_speeds[5];
d8b45213
AV		 2811 DEBUG2(qla_printk(KERN_INFO, ha,
2812 "iIDMA adjusted to %s GB/s on "
2813 "%02x%02x%02x%02x%02x%02x%02x%02x.\n",
9f8fddee 2814 link_speed, fcport->port_name[0],
d8b45213
AV		 2815 fcport->port_name[1], fcport->port_name[2],
2816 fcport->port_name[3], fcport->port_name[4],
2817 fcport->port_name[5], fcport->port_name[6],
2818 fcport->port_name[7]));
2819 }
2820}
2821
23be331d 2822static void
e315cd28 2823qla2x00_reg_remote_port(scsi_qla_host_t *vha, fc_port_t *fcport)
8482e118
AV		 2824{
2825 struct fc_rport_identifiers rport_ids;
bdf79621 2826 struct fc_rport *rport;
e315cd28 2827 struct qla_hw_data *ha = vha->hw;
8482e118 2828
ac280b67 2829 qla2x00_rport_del(fcport);
8482e118 2830
f8b02a85
AV		 2831 rport_ids.node_name = wwn_to_u64(fcport->node_name);
2832 rport_ids.port_name = wwn_to_u64(fcport->port_name);
8482e118
AV		 2833 rport_ids.port_id = fcport->d_id.b.domain << 16 |
2834 fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
77d74143 2835 rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
e315cd28 2836 fcport->rport = rport = fc_remote_port_add(vha->host, 0, &rport_ids);
77d74143
AV		 2837 if (!rport) {
2838 qla_printk(KERN_WARNING, ha,
2839 "Unable to allocate fc remote port!\n");
2840 return;
2841 }
e315cd28 2842 spin_lock_irq(fcport->vha->host->host_lock);
19a7b4ae 2843 *((fc_port_t **)rport->dd_data) = fcport;
e315cd28 2844 spin_unlock_irq(fcport->vha->host->host_lock);
d97994dc 2845
ad3e0eda 2846 rport->supported_classes = fcport->supported_classes;
77d74143 2847
8482e118
AV		 2848 rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
2849 if (fcport->port_type == FCT_INITIATOR)
2850 rport_ids.roles |= FC_RPORT_ROLE_FCP_INITIATOR;
2851 if (fcport->port_type == FCT_TARGET)
2852 rport_ids.roles |= FC_RPORT_ROLE_FCP_TARGET;
77d74143 2853 fc_remote_port_rolechg(rport, rport_ids.roles);
1da177e4
LT		 2854}
2855
23be331d
AB		 2856/*
2857 * qla2x00_update_fcport
2858 * Updates device on list.
2859 *
2860 * Input:
2861 * ha = adapter block pointer.
2862 * fcport = port structure pointer.
2863 *
2864 * Return:
2865 * 0 - Success
2866 * BIT_0 - error
2867 *
2868 * Context:
2869 * Kernel context.
2870 */
2871void
e315cd28 2872qla2x00_update_fcport(scsi_qla_host_t *vha, fc_port_t *fcport)
23be331d 2873{
e315cd28 2874 struct qla_hw_data *ha = vha->hw;
2c3dfe3f 2875
e315cd28 2876 fcport->vha = vha;
23be331d 2877 fcport->login_retry = 0;
e315cd28 2878 fcport->port_login_retry_count = ha->port_down_retry_count *
23be331d 2879 PORT_RETRY_TIME;
e315cd28 2880 atomic_set(&fcport->port_down_timer, ha->port_down_retry_count *
23be331d 2881 PORT_RETRY_TIME);
5ff1d584 2882 fcport->flags &= ~(FCF_LOGIN_NEEDED | FCF_ASYNC_SENT);
23be331d 2883
e315cd28 2884 qla2x00_iidma_fcport(vha, fcport);
23be331d
AB		 2885
2886 atomic_set(&fcport->state, FCS_ONLINE);
2887
e315cd28 2888 qla2x00_reg_remote_port(vha, fcport);
23be331d
AB		 2889}
2890
1da177e4
LT		 2891/*
2892 * qla2x00_configure_fabric
2893 * Setup SNS devices with loop ID's.
2894 *
2895 * Input:
2896 * ha = adapter block pointer.
2897 *
2898 * Returns:
2899 * 0 = success.
2900 * BIT_0 = error
2901 */
2902static int
e315cd28 2903qla2x00_configure_fabric(scsi_qla_host_t *vha)
1da177e4
LT		 2904{
2905 int rval, rval2;
2906 fc_port_t *fcport, *fcptemp;
2907 uint16_t next_loopid;
2908 uint16_t mb[MAILBOX_REGISTER_COUNT];
0107109e 2909 uint16_t loop_id;
1da177e4 2910 LIST_HEAD(new_fcports);
e315cd28
AC		 2911 struct qla_hw_data *ha = vha->hw;
2912 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1da177e4
LT		 2913
2914 /* If FL port exists, then SNS is present */
e428924c 2915 if (IS_FWI2_CAPABLE(ha))
0107109e
AV		 2916 loop_id = NPH_F_PORT;
2917 else
2918 loop_id = SNS_FL_PORT;
e315cd28 2919 rval = qla2x00_get_port_name(vha, loop_id, vha->fabric_node_name, 1);
1da177e4
LT		 2920 if (rval != QLA_SUCCESS) {
2921 DEBUG2(printk("scsi(%ld): MBC_GET_PORT_NAME Failed, No FL "
e315cd28 2922 "Port\n", vha->host_no));
1da177e4 2923
e315cd28 2924 vha->device_flags &= ~SWITCH_FOUND;
1da177e4
LT		 2925 return (QLA_SUCCESS);
2926 }
e315cd28 2927 vha->device_flags |= SWITCH_FOUND;
1da177e4
LT		 2928
2929 /* Mark devices that need re-synchronization. */
e315cd28 2930 rval2 = qla2x00_device_resync(vha);
1da177e4
LT		 2931 if (rval2 == QLA_RSCNS_HANDLED) {
2932 /* No point doing the scan, just continue. */
2933 return (QLA_SUCCESS);
2934 }
2935 do {
cca5335c
AV		 2936 /* FDMI support. */
2937 if (ql2xfdmienable &&
e315cd28
AC		 2938 test_and_clear_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags))
2939 qla2x00_fdmi_register(vha);
cca5335c 2940
1da177e4 2941 /* Ensure we are logged into the SNS. */
e428924c 2942 if (IS_FWI2_CAPABLE(ha))
0107109e
AV		 2943 loop_id = NPH_SNS;
2944 else
2945 loop_id = SIMPLE_NAME_SERVER;
e315cd28 2946 ha->isp_ops->fabric_login(vha, loop_id, 0xff, 0xff,
abbd8870 2947 0xfc, mb, BIT_1 | BIT_0);
1da177e4
LT		 2948 if (mb[0] != MBS_COMMAND_COMPLETE) {
2949 DEBUG2(qla_printk(KERN_INFO, ha,
2950 "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x "
0107109e 2951 "mb[2]=%x mb[6]=%x mb[7]=%x\n", loop_id,
1da177e4
LT		 2952 mb[0], mb[1], mb[2], mb[6], mb[7]));
2953 return (QLA_SUCCESS);
2954 }
2955
e315cd28
AC		 2956 if (test_and_clear_bit(REGISTER_FC4_NEEDED, &vha->dpc_flags)) {
2957 if (qla2x00_rft_id(vha)) {
1da177e4
LT		 2958 /* EMPTY */
2959 DEBUG2(printk("scsi(%ld): Register FC-4 "
e315cd28 2960 "TYPE failed.\n", vha->host_no));
1da177e4 2961 }
e315cd28 2962 if (qla2x00_rff_id(vha)) {
1da177e4
LT		 2963 /* EMPTY */
2964 DEBUG2(printk("scsi(%ld): Register FC-4 "
e315cd28 2965 "Features failed.\n", vha->host_no));
1da177e4 2966 }
e315cd28 2967 if (qla2x00_rnn_id(vha)) {
1da177e4
LT		 2968 /* EMPTY */
2969 DEBUG2(printk("scsi(%ld): Register Node Name "
e315cd28
AC		 2970 "failed.\n", vha->host_no));
2971 } else if (qla2x00_rsnn_nn(vha)) {
1da177e4
LT		 2972 /* EMPTY */
2973 DEBUG2(printk("scsi(%ld): Register Symbolic "
e315cd28 2974 "Node Name failed.\n", vha->host_no));
1da177e4
LT		 2975 }
2976 }
2977
e315cd28 2978 rval = qla2x00_find_all_fabric_devs(vha, &new_fcports);
1da177e4
LT		 2979 if (rval != QLA_SUCCESS)
2980 break;
2981
2982 /*
2983 * Logout all previous fabric devices marked lost, except
f08b7251 2984 * FCP2 devices.
1da177e4 2985 */
e315cd28
AC		 2986 list_for_each_entry(fcport, &vha->vp_fcports, list) {
2987 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
1da177e4
LT		 2988 break;
2989
2990 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0)
2991 continue;
2992
2993 if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) {
e315cd28 2994 qla2x00_mark_device_lost(vha, fcport,
d97994dc 2995 ql2xplogiabsentdevice, 0);
1da177e4 2996 if (fcport->loop_id != FC_NO_LOOP_ID &&
f08b7251 2997 (fcport->flags & FCF_FCP2_DEVICE) == 0 &&
1da177e4
LT		 2998 fcport->port_type != FCT_INITIATOR &&
2999 fcport->port_type != FCT_BROADCAST) {
e315cd28 3000 ha->isp_ops->fabric_logout(vha,
1c7c6357
AV		 3001 fcport->loop_id,
3002 fcport->d_id.b.domain,
3003 fcport->d_id.b.area,
3004 fcport->d_id.b.al_pa);
1da177e4
LT		 3005 fcport->loop_id = FC_NO_LOOP_ID;
3006 }
3007 }
3008 }
3009
3010 /* Starting free loop ID. */
e315cd28 3011 next_loopid = ha->min_external_loopid;
1da177e4
LT		 3012
3013 /*
3014 * Scan through our port list and login entries that need to be
3015 * logged in.
3016 */
e315cd28
AC		 3017 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3018 if (atomic_read(&vha->loop_down_timer) ||
3019 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
1da177e4
LT		 3020 break;
3021
3022 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 ||
3023 (fcport->flags & FCF_LOGIN_NEEDED) == 0)
3024 continue;
3025
3026 if (fcport->loop_id == FC_NO_LOOP_ID) {
3027 fcport->loop_id = next_loopid;
d4486fd6 3028 rval = qla2x00_find_new_loop_id(
e315cd28 3029 base_vha, fcport);
1da177e4
LT		 3030 if (rval != QLA_SUCCESS) {
3031 /* Ran out of IDs to use */
3032 break;
3033 }
3034 }
1da177e4 3035 /* Login and update database */
e315cd28 3036 qla2x00_fabric_dev_login(vha, fcport, &next_loopid);
1da177e4
LT		 3037 }
3038
3039 /* Exit if out of loop IDs. */
3040 if (rval != QLA_SUCCESS) {
3041 break;
3042 }
3043
3044 /*
3045 * Login and add the new devices to our port list.
3046 */
3047 list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) {
e315cd28
AC		 3048 if (atomic_read(&vha->loop_down_timer) ||
3049 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
1da177e4
LT		 3050 break;
3051
3052 /* Find a new loop ID to use. */
3053 fcport->loop_id = next_loopid;
e315cd28 3054 rval = qla2x00_find_new_loop_id(base_vha, fcport);
1da177e4
LT		 3055 if (rval != QLA_SUCCESS) {
3056 /* Ran out of IDs to use */
3057 break;
3058 }
3059
bdf79621 3060 /* Login and update database */
e315cd28
AC		 3061 qla2x00_fabric_dev_login(vha, fcport, &next_loopid);
3062
3063 if (vha->vp_idx) {
3064 fcport->vha = vha;
3065 fcport->vp_idx = vha->vp_idx;
3066 }
3067 list_move_tail(&fcport->list, &vha->vp_fcports);
1da177e4
LT		 3068 }
3069 } while (0);
3070
3071 /* Free all new device structures not processed. */
3072 list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) {
3073 list_del(&fcport->list);
3074 kfree(fcport);
3075 }
3076
3077 if (rval) {
3078 DEBUG2(printk("scsi(%ld): Configure fabric error exit: "
e315cd28 3079 "rval=%d\n", vha->host_no, rval));
1da177e4
LT		 3080 }
3081
3082 return (rval);
3083}
3084
1da177e4
LT		 3085/*
3086 * qla2x00_find_all_fabric_devs
3087 *
3088 * Input:
3089 * ha = adapter block pointer.
3090 * dev = database device entry pointer.
3091 *
3092 * Returns:
3093 * 0 = success.
3094 *
3095 * Context:
3096 * Kernel context.
3097 */
3098static int
e315cd28
AC		 3099qla2x00_find_all_fabric_devs(scsi_qla_host_t *vha,
3100 struct list_head *new_fcports)
1da177e4
LT		 3101{
3102 int rval;
3103 uint16_t loop_id;
3104 fc_port_t *fcport, *new_fcport, *fcptemp;
3105 int found;
3106
3107 sw_info_t *swl;
3108 int swl_idx;
3109 int first_dev, last_dev;
1516ef44 3110 port_id_t wrap = {}, nxt_d_id;
e315cd28
AC		 3111 struct qla_hw_data *ha = vha->hw;
3112 struct scsi_qla_host *vp, *base_vha = pci_get_drvdata(ha->pdev);
ee546b6e 3113 struct scsi_qla_host *tvp;
1da177e4
LT		 3114
3115 rval = QLA_SUCCESS;
3116
3117 /* Try GID_PT to get device list, else GAN. */
4b89258c 3118 swl = kcalloc(MAX_FIBRE_DEVICES, sizeof(sw_info_t), GFP_KERNEL);
bbfbbbc1 3119 if (!swl) {
1da177e4
LT		 3120 /*EMPTY*/
3121 DEBUG2(printk("scsi(%ld): GID_PT allocations failed, fallback "
e315cd28 3122 "on GA_NXT\n", vha->host_no));
1da177e4 3123 } else {
e315cd28 3124 if (qla2x00_gid_pt(vha, swl) != QLA_SUCCESS) {
1da177e4
LT		 3125 kfree(swl);
3126 swl = NULL;
e315cd28 3127 } else if (qla2x00_gpn_id(vha, swl) != QLA_SUCCESS) {
1da177e4
LT		 3128 kfree(swl);
3129 swl = NULL;
e315cd28 3130 } else if (qla2x00_gnn_id(vha, swl) != QLA_SUCCESS) {
1da177e4
LT		 3131 kfree(swl);
3132 swl = NULL;
e5896bd5 3133 } else if (ql2xiidmaenable &&
e315cd28
AC		 3134 qla2x00_gfpn_id(vha, swl) == QLA_SUCCESS) {
3135 qla2x00_gpsc(vha, swl);
1da177e4 3136 }
e8c72ba5
CD		 3137
3138 /* If other queries succeeded probe for FC-4 type */
3139 if (swl)
3140 qla2x00_gff_id(vha, swl);
1da177e4
LT		 3141 }
3142 swl_idx = 0;
3143
3144 /* Allocate temporary fcport for any new fcports discovered. */
e315cd28 3145 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
1da177e4 3146 if (new_fcport == NULL) {
c9475cb0 3147 kfree(swl);
1da177e4
LT		 3148 return (QLA_MEMORY_ALLOC_FAILED);
3149 }
3150 new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED);
1da177e4
LT		 3151 /* Set start port ID scan at adapter ID. */
3152 first_dev = 1;
3153 last_dev = 0;
3154
3155 /* Starting free loop ID. */
e315cd28
AC		 3156 loop_id = ha->min_external_loopid;
3157 for (; loop_id <= ha->max_loop_id; loop_id++) {
3158 if (qla2x00_is_reserved_id(vha, loop_id))
1da177e4
LT		 3159 continue;
3160
3a6478df
GM		 3161 if (ha->current_topology == ISP_CFG_FL &&
3162 (atomic_read(&vha->loop_down_timer) ||
3163 LOOP_TRANSITION(vha))) {
bb2d52b2
AV		 3164 atomic_set(&vha->loop_down_timer, 0);
3165 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
3166 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
1da177e4 3167 break;
bb2d52b2 3168 }
1da177e4
LT		 3169
3170 if (swl != NULL) {
3171 if (last_dev) {
3172 wrap.b24 = new_fcport->d_id.b24;
3173 } else {
3174 new_fcport->d_id.b24 = swl[swl_idx].d_id.b24;
3175 memcpy(new_fcport->node_name,
3176 swl[swl_idx].node_name, WWN_SIZE);
3177 memcpy(new_fcport->port_name,
3178 swl[swl_idx].port_name, WWN_SIZE);
d8b45213
AV		 3179 memcpy(new_fcport->fabric_port_name,
3180 swl[swl_idx].fabric_port_name, WWN_SIZE);
3181 new_fcport->fp_speed = swl[swl_idx].fp_speed;
e8c72ba5 3182 new_fcport->fc4_type = swl[swl_idx].fc4_type;
1da177e4
LT		 3183
3184 if (swl[swl_idx].d_id.b.rsvd_1 != 0) {
3185 last_dev = 1;
3186 }
3187 swl_idx++;
3188 }
3189 } else {
3190 /* Send GA_NXT to the switch */
e315cd28 3191 rval = qla2x00_ga_nxt(vha, new_fcport);
1da177e4
LT		 3192 if (rval != QLA_SUCCESS) {
3193 qla_printk(KERN_WARNING, ha,
3194 "SNS scan failed -- assuming zero-entry "
3195 "result...\n");
3196 list_for_each_entry_safe(fcport, fcptemp,
3197 new_fcports, list) {
3198 list_del(&fcport->list);
3199 kfree(fcport);
3200 }
3201 rval = QLA_SUCCESS;
3202 break;
3203 }
3204 }
3205
3206 /* If wrap on switch device list, exit. */
3207 if (first_dev) {
3208 wrap.b24 = new_fcport->d_id.b24;
3209 first_dev = 0;
3210 } else if (new_fcport->d_id.b24 == wrap.b24) {
3211 DEBUG2(printk("scsi(%ld): device wrap (%02x%02x%02x)\n",
e315cd28 3212 vha->host_no, new_fcport->d_id.b.domain,
1da177e4
LT		 3213 new_fcport->d_id.b.area, new_fcport->d_id.b.al_pa));
3214 break;
3215 }
3216
2c3dfe3f 3217 /* Bypass if same physical adapter. */
e315cd28 3218 if (new_fcport->d_id.b24 == base_vha->d_id.b24)
1da177e4
LT		 3219 continue;
3220
2c3dfe3f 3221 /* Bypass virtual ports of the same host. */
e315cd28
AC		 3222 found = 0;
3223 if (ha->num_vhosts) {
ee546b6e 3224 list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
e315cd28
AC		 3225 if (new_fcport->d_id.b24 == vp->d_id.b24) {
3226 found = 1;
2c3dfe3f 3227 break;
e315cd28 3228 }
2c3dfe3f 3229 }
e315cd28 3230 if (found)
2c3dfe3f
SJ		 3231 continue;
3232 }
3233
f7d289f6
AV		 3234 /* Bypass if same domain and area of adapter. */
3235 if (((new_fcport->d_id.b24 & 0xffff00) ==
e315cd28 3236 (vha->d_id.b24 & 0xffff00)) && ha->current_topology ==
f7d289f6
AV		 3237 ISP_CFG_FL)
3238 continue;
3239
1da177e4
LT		 3240 /* Bypass reserved domain fields. */
3241 if ((new_fcport->d_id.b.domain & 0xf0) == 0xf0)
3242 continue;
3243
e8c72ba5
CD		 3244 /* Bypass ports whose FCP-4 type is not FCP_SCSI */
3245 if (new_fcport->fc4_type != FC4_TYPE_FCP_SCSI &&
3246 new_fcport->fc4_type != FC4_TYPE_UNKNOWN)
3247 continue;
3248
1da177e4
LT		 3249 /* Locate matching device in database. */
3250 found = 0;
e315cd28 3251 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1da177e4
LT		 3252 if (memcmp(new_fcport->port_name, fcport->port_name,
3253 WWN_SIZE))
3254 continue;
3255
3256 found++;
3257
d8b45213
AV		 3258 /* Update port state. */
3259 memcpy(fcport->fabric_port_name,
3260 new_fcport->fabric_port_name, WWN_SIZE);
3261 fcport->fp_speed = new_fcport->fp_speed;
3262
1da177e4
LT		 3263 /*
3264 * If address the same and state FCS_ONLINE, nothing
3265 * changed.
3266 */
3267 if (fcport->d_id.b24 == new_fcport->d_id.b24 &&
3268 atomic_read(&fcport->state) == FCS_ONLINE) {
3269 break;
3270 }
3271
3272 /*
3273 * If device was not a fabric device before.
3274 */
3275 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) {
3276 fcport->d_id.b24 = new_fcport->d_id.b24;
3277 fcport->loop_id = FC_NO_LOOP_ID;
3278 fcport->flags |= (FCF_FABRIC_DEVICE |
3279 FCF_LOGIN_NEEDED);
1da177e4
LT		 3280 break;
3281 }
3282
3283 /*
3284 * Port ID changed or device was marked to be updated;
3285 * Log it out if still logged in and mark it for
3286 * relogin later.
3287 */
3288 fcport->d_id.b24 = new_fcport->d_id.b24;
3289 fcport->flags |= FCF_LOGIN_NEEDED;
3290 if (fcport->loop_id != FC_NO_LOOP_ID &&
f08b7251 3291 (fcport->flags & FCF_FCP2_DEVICE) == 0 &&
1da177e4
LT		 3292 fcport->port_type != FCT_INITIATOR &&
3293 fcport->port_type != FCT_BROADCAST) {
e315cd28 3294 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
1c7c6357
AV		 3295 fcport->d_id.b.domain, fcport->d_id.b.area,
3296 fcport->d_id.b.al_pa);
1da177e4
LT		 3297 fcport->loop_id = FC_NO_LOOP_ID;
3298 }
3299
3300 break;
3301 }
3302
3303 if (found)
3304 continue;
1da177e4
LT		 3305 /* If device was not in our fcports list, then add it. */
3306 list_add_tail(&new_fcport->list, new_fcports);
3307
3308 /* Allocate a new replacement fcport. */
3309 nxt_d_id.b24 = new_fcport->d_id.b24;
e315cd28 3310 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
1da177e4 3311 if (new_fcport == NULL) {
c9475cb0 3312 kfree(swl);
1da177e4
LT		 3313 return (QLA_MEMORY_ALLOC_FAILED);
3314 }
3315 new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED);
3316 new_fcport->d_id.b24 = nxt_d_id.b24;
3317 }
3318
c9475cb0
JJ		 3319 kfree(swl);
3320 kfree(new_fcport);
1da177e4 3321
1da177e4
LT		 3322 return (rval);
3323}
3324
3325/*
3326 * qla2x00_find_new_loop_id
3327 * Scan through our port list and find a new usable loop ID.
3328 *
3329 * Input:
3330 * ha: adapter state pointer.
3331 * dev: port structure pointer.
3332 *
3333 * Returns:
3334 * qla2x00 local function return status code.
3335 *
3336 * Context:
3337 * Kernel context.
3338 */
413975a0 3339static int
e315cd28 3340qla2x00_find_new_loop_id(scsi_qla_host_t *vha, fc_port_t *dev)
1da177e4
LT		 3341{
3342 int rval;
3343 int found;
3344 fc_port_t *fcport;
3345 uint16_t first_loop_id;
e315cd28
AC		 3346 struct qla_hw_data *ha = vha->hw;
3347 struct scsi_qla_host *vp;
ee546b6e 3348 struct scsi_qla_host *tvp;
1da177e4
LT		 3349
3350 rval = QLA_SUCCESS;
3351
3352 /* Save starting loop ID. */
3353 first_loop_id = dev->loop_id;
3354
3355 for (;;) {
3356 /* Skip loop ID if already used by adapter. */
e315cd28 3357 if (dev->loop_id == vha->loop_id)
1da177e4 3358 dev->loop_id++;
1da177e4
LT		 3359
3360 /* Skip reserved loop IDs. */
e315cd28 3361 while (qla2x00_is_reserved_id(vha, dev->loop_id))
1da177e4 3362 dev->loop_id++;
1da177e4
LT		 3363
3364 /* Reset loop ID if passed the end. */
e315cd28 3365 if (dev->loop_id > ha->max_loop_id) {
1da177e4
LT		 3366 /* first loop ID. */
3367 dev->loop_id = ha->min_external_loopid;
3368 }
3369
3370 /* Check for loop ID being already in use. */
3371 found = 0;
3372 fcport = NULL;
ee546b6e 3373 list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
e315cd28
AC		 3374 list_for_each_entry(fcport, &vp->vp_fcports, list) {
3375 if (fcport->loop_id == dev->loop_id &&
3376 fcport != dev) {
3377 /* ID possibly in use */
3378 found++;
3379 break;
3380 }
1da177e4 3381 }
e315cd28
AC		 3382 if (found)
3383 break;
1da177e4
LT		 3384 }
3385
3386 /* If not in use then it is free to use. */
3387 if (!found) {
3388 break;
3389 }
3390
3391 /* ID in use. Try next value. */
3392 dev->loop_id++;
3393
3394 /* If wrap around. No free ID to use. */
3395 if (dev->loop_id == first_loop_id) {
3396 dev->loop_id = FC_NO_LOOP_ID;
3397 rval = QLA_FUNCTION_FAILED;
3398 break;
3399 }
3400 }
3401
3402 return (rval);
3403}
3404
3405/*
3406 * qla2x00_device_resync
3407 * Marks devices in the database that needs resynchronization.
3408 *
3409 * Input:
3410 * ha = adapter block pointer.
3411 *
3412 * Context:
3413 * Kernel context.
3414 */
3415static int
e315cd28 3416qla2x00_device_resync(scsi_qla_host_t *vha)
1da177e4
LT		 3417{
3418 int rval;
1da177e4
LT		 3419 uint32_t mask;
3420 fc_port_t *fcport;
3421 uint32_t rscn_entry;
3422 uint8_t rscn_out_iter;
3423 uint8_t format;
1516ef44 3424 port_id_t d_id = {};
1da177e4
LT		 3425
3426 rval = QLA_RSCNS_HANDLED;
3427
e315cd28
AC		 3428 while (vha->rscn_out_ptr != vha->rscn_in_ptr ||
3429 vha->flags.rscn_queue_overflow) {
1da177e4 3430
e315cd28 3431 rscn_entry = vha->rscn_queue[vha->rscn_out_ptr];
1da177e4
LT		 3432 format = MSB(MSW(rscn_entry));
3433 d_id.b.domain = LSB(MSW(rscn_entry));
3434 d_id.b.area = MSB(LSW(rscn_entry));
3435 d_id.b.al_pa = LSB(LSW(rscn_entry));
3436
3437 DEBUG(printk("scsi(%ld): RSCN queue entry[%d] = "
3438 "[%02x/%02x%02x%02x].\n",
e315cd28 3439 vha->host_no, vha->rscn_out_ptr, format, d_id.b.domain,
1da177e4
LT		 3440 d_id.b.area, d_id.b.al_pa));
3441
e315cd28
AC		 3442 vha->rscn_out_ptr++;
3443 if (vha->rscn_out_ptr == MAX_RSCN_COUNT)
3444 vha->rscn_out_ptr = 0;
1da177e4
LT		 3445
3446 /* Skip duplicate entries. */
e315cd28
AC		 3447 for (rscn_out_iter = vha->rscn_out_ptr;
3448 !vha->flags.rscn_queue_overflow &&
3449 rscn_out_iter != vha->rscn_in_ptr;
1da177e4
LT		 3450 rscn_out_iter = (rscn_out_iter ==
3451 (MAX_RSCN_COUNT - 1)) ? 0: rscn_out_iter + 1) {
3452
e315cd28 3453 if (rscn_entry != vha->rscn_queue[rscn_out_iter])
1da177e4
LT		 3454 break;
3455
3456 DEBUG(printk("scsi(%ld): Skipping duplicate RSCN queue "
e315cd28 3457 "entry found at [%d].\n", vha->host_no,
1da177e4
LT		 3458 rscn_out_iter));
3459
e315cd28 3460 vha->rscn_out_ptr = rscn_out_iter;
1da177e4
LT		 3461 }
3462
3463 /* Queue overflow, set switch default case. */
e315cd28 3464 if (vha->flags.rscn_queue_overflow) {
1da177e4 3465 DEBUG(printk("scsi(%ld): device_resync: rscn "
e315cd28 3466 "overflow.\n", vha->host_no));
1da177e4
LT		 3467
3468 format = 3;
e315cd28 3469 vha->flags.rscn_queue_overflow = 0;
1da177e4
LT		 3470 }
3471
3472 switch (format) {
3473 case 0:
1da177e4
LT		 3474 mask = 0xffffff;
3475 break;
3476 case 1:
3477 mask = 0xffff00;
3478 break;
3479 case 2:
3480 mask = 0xff0000;
3481 break;
3482 default:
3483 mask = 0x0;
3484 d_id.b24 = 0;
e315cd28 3485 vha->rscn_out_ptr = vha->rscn_in_ptr;
1da177e4
LT		 3486 break;
3487 }
3488
3489 rval = QLA_SUCCESS;
3490
e315cd28 3491 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1da177e4
LT		 3492 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 ||
3493 (fcport->d_id.b24 & mask) != d_id.b24 ||
3494 fcport->port_type == FCT_BROADCAST)
3495 continue;
3496
3497 if (atomic_read(&fcport->state) == FCS_ONLINE) {
3498 if (format != 3 ||
3499 fcport->port_type != FCT_INITIATOR) {
e315cd28 3500 qla2x00_mark_device_lost(vha, fcport,
d97994dc 3501 0, 0);
1da177e4
LT		 3502 }
3503 }
1da177e4
LT		 3504 }
3505 }
3506 return (rval);
3507}
3508
3509/*
3510 * qla2x00_fabric_dev_login
3511 * Login fabric target device and update FC port database.
3512 *
3513 * Input:
3514 * ha: adapter state pointer.
3515 * fcport: port structure list pointer.
3516 * next_loopid: contains value of a new loop ID that can be used
3517 * by the next login attempt.
3518 *
3519 * Returns:
3520 * qla2x00 local function return status code.
3521 *
3522 * Context:
3523 * Kernel context.
3524 */
3525static int
e315cd28 3526qla2x00_fabric_dev_login(scsi_qla_host_t *vha, fc_port_t *fcport,
1da177e4
LT		 3527 uint16_t *next_loopid)
3528{
3529 int rval;
3530 int retry;
0107109e 3531 uint8_t opts;
e315cd28 3532 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 3533
3534 rval = QLA_SUCCESS;
3535 retry = 0;
3536
ac280b67 3537 if (IS_ALOGIO_CAPABLE(ha)) {
5ff1d584
AV		 3538 if (fcport->flags & FCF_ASYNC_SENT)
3539 return rval;
3540 fcport->flags |= FCF_ASYNC_SENT;
ac280b67
AV		 3541 rval = qla2x00_post_async_login_work(vha, fcport, NULL);
3542 if (!rval)
3543 return rval;
3544 }
3545
5ff1d584 3546 fcport->flags &= ~FCF_ASYNC_SENT;
e315cd28 3547 rval = qla2x00_fabric_login(vha, fcport, next_loopid);
1da177e4 3548 if (rval == QLA_SUCCESS) {
f08b7251 3549 /* Send an ADISC to FCP2 devices.*/
0107109e 3550 opts = 0;
f08b7251 3551 if (fcport->flags & FCF_FCP2_DEVICE)
0107109e 3552 opts |= BIT_1;
e315cd28 3553 rval = qla2x00_get_port_database(vha, fcport, opts);
1da177e4 3554 if (rval != QLA_SUCCESS) {
e315cd28 3555 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
1c7c6357
AV		 3556 fcport->d_id.b.domain, fcport->d_id.b.area,
3557 fcport->d_id.b.al_pa);
e315cd28 3558 qla2x00_mark_device_lost(vha, fcport, 1, 0);
1da177e4 3559 } else {
e315cd28 3560 qla2x00_update_fcport(vha, fcport);
1da177e4
LT		 3561 }
3562 }
3563
3564 return (rval);
3565}
3566
3567/*
3568 * qla2x00_fabric_login
3569 * Issue fabric login command.
3570 *
3571 * Input:
3572 * ha = adapter block pointer.
3573 * device = pointer to FC device type structure.
3574 *
3575 * Returns:
3576 * 0 - Login successfully
3577 * 1 - Login failed
3578 * 2 - Initiator device
3579 * 3 - Fatal error
3580 */
3581int
e315cd28 3582qla2x00_fabric_login(scsi_qla_host_t *vha, fc_port_t *fcport,
1da177e4
LT		 3583 uint16_t *next_loopid)
3584{
3585 int rval;
3586 int retry;
3587 uint16_t tmp_loopid;
3588 uint16_t mb[MAILBOX_REGISTER_COUNT];
e315cd28 3589 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 3590
3591 retry = 0;
3592 tmp_loopid = 0;
3593
3594 for (;;) {
3595 DEBUG(printk("scsi(%ld): Trying Fabric Login w/loop id 0x%04x "
3596 "for port %02x%02x%02x.\n",
e315cd28 3597 vha->host_no, fcport->loop_id, fcport->d_id.b.domain,
1da177e4
LT		 3598 fcport->d_id.b.area, fcport->d_id.b.al_pa));
3599
3600 /* Login fcport on switch. */
e315cd28 3601 ha->isp_ops->fabric_login(vha, fcport->loop_id,
1da177e4
LT		 3602 fcport->d_id.b.domain, fcport->d_id.b.area,
3603 fcport->d_id.b.al_pa, mb, BIT_0);
3604 if (mb[0] == MBS_PORT_ID_USED) {
3605 /*
3606 * Device has another loop ID. The firmware team
0107109e
AV		 3607 * recommends the driver perform an implicit login with
3608 * the specified ID again. The ID we just used is save
3609 * here so we return with an ID that can be tried by
3610 * the next login.
1da177e4
LT		 3611 */
3612 retry++;
3613 tmp_loopid = fcport->loop_id;
3614 fcport->loop_id = mb[1];
3615
3616 DEBUG(printk("Fabric Login: port in use - next "
3617 "loop id=0x%04x, port Id=%02x%02x%02x.\n",
3618 fcport->loop_id, fcport->d_id.b.domain,
3619 fcport->d_id.b.area, fcport->d_id.b.al_pa));
3620
3621 } else if (mb[0] == MBS_COMMAND_COMPLETE) {
3622 /*
3623 * Login succeeded.
3624 */
3625 if (retry) {
3626 /* A retry occurred before. */
3627 *next_loopid = tmp_loopid;
3628 } else {
3629 /*
3630 * No retry occurred before. Just increment the
3631 * ID value for next login.
3632 */
3633 *next_loopid = (fcport->loop_id + 1);
3634 }
3635
3636 if (mb[1] & BIT_0) {
3637 fcport->port_type = FCT_INITIATOR;
3638 } else {
3639 fcport->port_type = FCT_TARGET;
3640 if (mb[1] & BIT_1) {
8474f3a0 3641 fcport->flags |= FCF_FCP2_DEVICE;
1da177e4
LT		 3642 }
3643 }
3644
ad3e0eda
AV		 3645 if (mb[10] & BIT_0)
3646 fcport->supported_classes |= FC_COS_CLASS2;
3647 if (mb[10] & BIT_1)
3648 fcport->supported_classes |= FC_COS_CLASS3;
3649
1da177e4
LT		 3650 rval = QLA_SUCCESS;
3651 break;
3652 } else if (mb[0] == MBS_LOOP_ID_USED) {
3653 /*
3654 * Loop ID already used, try next loop ID.
3655 */
3656 fcport->loop_id++;
e315cd28 3657 rval = qla2x00_find_new_loop_id(vha, fcport);
1da177e4
LT		 3658 if (rval != QLA_SUCCESS) {
3659 /* Ran out of loop IDs to use */
3660 break;
3661 }
3662 } else if (mb[0] == MBS_COMMAND_ERROR) {
3663 /*
3664 * Firmware possibly timed out during login. If NO
3665 * retries are left to do then the device is declared
3666 * dead.
3667 */
3668 *next_loopid = fcport->loop_id;
e315cd28 3669 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
1c7c6357
AV		 3670 fcport->d_id.b.domain, fcport->d_id.b.area,
3671 fcport->d_id.b.al_pa);
e315cd28 3672 qla2x00_mark_device_lost(vha, fcport, 1, 0);
1da177e4
LT		 3673
3674 rval = 1;
3675 break;
3676 } else {
3677 /*
3678 * unrecoverable / not handled error
3679 */
3680 DEBUG2(printk("%s(%ld): failed=%x port_id=%02x%02x%02x "
fa2a1ce5 3681 "loop_id=%x jiffies=%lx.\n",
e315cd28 3682 __func__, vha->host_no, mb[0],
1da177e4
LT		 3683 fcport->d_id.b.domain, fcport->d_id.b.area,
3684 fcport->d_id.b.al_pa, fcport->loop_id, jiffies));
3685
3686 *next_loopid = fcport->loop_id;
e315cd28 3687 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
1c7c6357
AV		 3688 fcport->d_id.b.domain, fcport->d_id.b.area,
3689 fcport->d_id.b.al_pa);
1da177e4 3690 fcport->loop_id = FC_NO_LOOP_ID;
0eedfcf0 3691 fcport->login_retry = 0;
1da177e4
LT		 3692
3693 rval = 3;
3694 break;
3695 }
3696 }
3697
3698 return (rval);
3699}
3700
3701/*
3702 * qla2x00_local_device_login
3703 * Issue local device login command.
3704 *
3705 * Input:
3706 * ha = adapter block pointer.
3707 * loop_id = loop id of device to login to.
3708 *
3709 * Returns (Where's the #define!!!!):
3710 * 0 - Login successfully
3711 * 1 - Login failed
3712 * 3 - Fatal error
3713 */
3714int
e315cd28 3715qla2x00_local_device_login(scsi_qla_host_t *vha, fc_port_t *fcport)
1da177e4
LT		 3716{
3717 int rval;
3718 uint16_t mb[MAILBOX_REGISTER_COUNT];
3719
3720 memset(mb, 0, sizeof(mb));
e315cd28 3721 rval = qla2x00_login_local_device(vha, fcport, mb, BIT_0);
1da177e4
LT		 3722 if (rval == QLA_SUCCESS) {
3723 /* Interrogate mailbox registers for any errors */
3724 if (mb[0] == MBS_COMMAND_ERROR)
3725 rval = 1;
3726 else if (mb[0] == MBS_COMMAND_PARAMETER_ERROR)
3727 /* device not in PCB table */
3728 rval = 3;
3729 }
3730
3731 return (rval);
3732}
3733
3734/*
3735 * qla2x00_loop_resync
3736 * Resync with fibre channel devices.
3737 *
3738 * Input:
3739 * ha = adapter block pointer.
3740 *
3741 * Returns:
3742 * 0 = success
3743 */
3744int
e315cd28 3745qla2x00_loop_resync(scsi_qla_host_t *vha)
1da177e4 3746{
73208dfd 3747 int rval = QLA_SUCCESS;
1da177e4 3748 uint32_t wait_time;
67c2e93a
AC		 3749 struct req_que *req;
3750 struct rsp_que *rsp;
3751
7163ea81 3752 if (vha->hw->flags.cpu_affinity_enabled)
67c2e93a
AC		 3753 req = vha->hw->req_q_map[0];
3754 else
3755 req = vha->req;
3756 rsp = req->rsp;
1da177e4 3757
e315cd28
AC		 3758 atomic_set(&vha->loop_state, LOOP_UPDATE);
3759 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
3760 if (vha->flags.online) {
3761 if (!(rval = qla2x00_fw_ready(vha))) {
1da177e4
LT		 3762 /* Wait at most MAX_TARGET RSCNs for a stable link. */
3763 wait_time = 256;
3764 do {
e315cd28 3765 atomic_set(&vha->loop_state, LOOP_UPDATE);
1da177e4 3766
0107109e 3767 /* Issue a marker after FW becomes ready. */
73208dfd
AC		 3768 qla2x00_marker(vha, req, rsp, 0, 0,
3769 MK_SYNC_ALL);
e315cd28 3770 vha->marker_needed = 0;
1da177e4
LT		 3771
3772 /* Remap devices on Loop. */
e315cd28 3773 clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1da177e4 3774
e315cd28 3775 qla2x00_configure_loop(vha);
1da177e4 3776 wait_time--;
e315cd28
AC		 3777 } while (!atomic_read(&vha->loop_down_timer) &&
3778 !(test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
3779 && wait_time && (test_bit(LOOP_RESYNC_NEEDED,
3780 &vha->dpc_flags)));
1da177e4 3781 }
1da177e4
LT		 3782 }
3783
e315cd28 3784 if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
1da177e4 3785 return (QLA_FUNCTION_FAILED);
1da177e4 3786
e315cd28 3787 if (rval)
1da177e4 3788 DEBUG2_3(printk("%s(): **** FAILED ****\n", __func__));
1da177e4
LT		 3789
3790 return (rval);
3791}
3792
d97994dc 3793void
67becc00 3794qla2x00_update_fcports(scsi_qla_host_t *base_vha)
d97994dc
AV		 3795{
3796 fc_port_t *fcport;
67becc00 3797 struct scsi_qla_host *tvp, *vha;
d97994dc
AV		 3798
3799 /* Go with deferred removal of rport references. */
67becc00
AV		 3800 list_for_each_entry_safe(vha, tvp, &base_vha->hw->vp_list, list)
3801 list_for_each_entry(fcport, &vha->vp_fcports, list)
3802 if (fcport && fcport->drport &&
3803 atomic_read(&fcport->state) != FCS_UNCONFIGURED)
3804 qla2x00_rport_del(fcport);
d97994dc
AV		 3805}
3806
a9083016
GM		 3807void
3808qla2x00_abort_isp_cleanup(scsi_qla_host_t *vha)
3809{
3810 struct qla_hw_data *ha = vha->hw;
3811 struct scsi_qla_host *vp, *base_vha = pci_get_drvdata(ha->pdev);
3812 struct scsi_qla_host *tvp;
3813
3814 vha->flags.online = 0;
3815 ha->flags.chip_reset_done = 0;
3816 clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
3817 ha->qla_stats.total_isp_aborts++;
3818
3819 qla_printk(KERN_INFO, ha,
3820 "Performing ISP error recovery - ha= %p.\n", ha);
3821
3822 /* Chip reset does not apply to 82XX */
3823 if (!IS_QLA82XX(ha))
3824 ha->isp_ops->reset_chip(vha);
3825
3826 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
3827 if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
3828 atomic_set(&vha->loop_state, LOOP_DOWN);
3829 qla2x00_mark_all_devices_lost(vha, 0);
3830 list_for_each_entry_safe(vp, tvp, &base_vha->hw->vp_list, list)
3831 qla2x00_mark_all_devices_lost(vp, 0);
3832 } else {
3833 if (!atomic_read(&vha->loop_down_timer))
3834 atomic_set(&vha->loop_down_timer,
3835 LOOP_DOWN_TIME);
3836 }
3837
bddd2d65
LC		 3838 if (!ha->flags.eeh_busy) {
3839 /* Make sure for ISP 82XX IO DMA is complete */
3840 if (IS_QLA82XX(ha)) {
3841 if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0,
3842 WAIT_HOST) == QLA_SUCCESS) {
3843 DEBUG2(qla_printk(KERN_INFO, ha,
3844 "Done wait for pending commands\n"));
3845 }
4d78c973 3846 }
a9083016 3847
bddd2d65
LC		 3848 /* Requeue all commands in outstanding command list. */
3849 qla2x00_abort_all_cmds(vha, DID_RESET << 16);
3850 }
a9083016
GM		 3851}
3852
1da177e4
LT		 3853/*
3854* qla2x00_abort_isp
3855* Resets ISP and aborts all outstanding commands.
3856*
3857* Input:
3858* ha = adapter block pointer.
3859*
3860* Returns:
3861* 0 = success
3862*/
3863int
e315cd28 3864qla2x00_abort_isp(scsi_qla_host_t *vha)
1da177e4 3865{
476e8978 3866 int rval;
1da177e4 3867 uint8_t status = 0;
e315cd28
AC		 3868 struct qla_hw_data *ha = vha->hw;
3869 struct scsi_qla_host *vp;
ee546b6e 3870 struct scsi_qla_host *tvp;
73208dfd 3871 struct req_que *req = ha->req_q_map[0];
1da177e4 3872
e315cd28 3873 if (vha->flags.online) {
a9083016 3874 qla2x00_abort_isp_cleanup(vha);
1da177e4 3875
85880801
AV		 3876 if (unlikely(pci_channel_offline(ha->pdev) &&
3877 ha->flags.pci_channel_io_perm_failure)) {
3878 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
3879 status = 0;
3880 return status;
3881 }
3882
73208dfd 3883 ha->isp_ops->get_flash_version(vha, req->ring);
30c47662 3884
e315cd28 3885 ha->isp_ops->nvram_config(vha);
1da177e4 3886
e315cd28
AC		 3887 if (!qla2x00_restart_isp(vha)) {
3888 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
1da177e4 3889
e315cd28 3890 if (!atomic_read(&vha->loop_down_timer)) {
1da177e4
LT		 3891 /*
3892 * Issue marker command only when we are going
3893 * to start the I/O .
3894 */
e315cd28 3895 vha->marker_needed = 1;
1da177e4
LT		 3896 }
3897
e315cd28 3898 vha->flags.online = 1;
1da177e4 3899
fd34f556 3900 ha->isp_ops->enable_intrs(ha);
1da177e4 3901
fa2a1ce5 3902 ha->isp_abort_cnt = 0;
e315cd28 3903 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
476e8978 3904
29c5397f
LC		 3905 if (IS_QLA81XX(ha))
3906 qla2x00_get_fw_version(vha,
3907 &ha->fw_major_version,
3908 &ha->fw_minor_version,
3909 &ha->fw_subminor_version,
3910 &ha->fw_attributes, &ha->fw_memory_size,
3911 ha->mpi_version, &ha->mpi_capabilities,
3912 ha->phy_version);
3913
df613b96
AV		 3914 if (ha->fce) {
3915 ha->flags.fce_enabled = 1;
3916 memset(ha->fce, 0,
3917 fce_calc_size(ha->fce_bufs));
e315cd28 3918 rval = qla2x00_enable_fce_trace(vha,
df613b96
AV		 3919 ha->fce_dma, ha->fce_bufs, ha->fce_mb,
3920 &ha->fce_bufs);
3921 if (rval) {
3922 qla_printk(KERN_WARNING, ha,
3923 "Unable to reinitialize FCE "
3924 "(%d).\n", rval);
3925 ha->flags.fce_enabled = 0;
3926 }
3927 }
436a7b11
AV		 3928
3929 if (ha->eft) {
3930 memset(ha->eft, 0, EFT_SIZE);
e315cd28 3931 rval = qla2x00_enable_eft_trace(vha,
436a7b11
AV		 3932 ha->eft_dma, EFT_NUM_BUFFERS);
3933 if (rval) {
3934 qla_printk(KERN_WARNING, ha,
3935 "Unable to reinitialize EFT "
3936 "(%d).\n", rval);
3937 }
3938 }
1da177e4 3939 } else { /* failed the ISP abort */
e315cd28
AC		 3940 vha->flags.online = 1;
3941 if (test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
1da177e4
LT		 3942 if (ha->isp_abort_cnt == 0) {
3943 qla_printk(KERN_WARNING, ha,
3944 "ISP error recovery failed - "
3945 "board disabled\n");
fa2a1ce5 3946 /*
1da177e4
LT		 3947 * The next call disables the board
3948 * completely.
3949 */
e315cd28
AC		 3950 ha->isp_ops->reset_adapter(vha);
3951 vha->flags.online = 0;
1da177e4 3952 clear_bit(ISP_ABORT_RETRY,
e315cd28 3953 &vha->dpc_flags);
1da177e4
LT		 3954 status = 0;
3955 } else { /* schedule another ISP abort */
3956 ha->isp_abort_cnt--;
3957 DEBUG(printk("qla%ld: ISP abort - "
0107109e 3958 "retry remaining %d\n",
e315cd28 3959 vha->host_no, ha->isp_abort_cnt));
1da177e4
LT		 3960 status = 1;
3961 }
3962 } else {
3963 ha->isp_abort_cnt = MAX_RETRIES_OF_ISP_ABORT;
3964 DEBUG(printk("qla2x00(%ld): ISP error recovery "
3965 "- retrying (%d) more times\n",
e315cd28
AC		 3966 vha->host_no, ha->isp_abort_cnt));
3967 set_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
1da177e4
LT		 3968 status = 1;
3969 }
3970 }
fa2a1ce5 3971
1da177e4
LT		 3972 }
3973
e315cd28
AC		 3974 if (!status) {
3975 DEBUG(printk(KERN_INFO
3976 "qla2x00_abort_isp(%ld): succeeded.\n",
3977 vha->host_no));
ee546b6e 3978 list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
e315cd28
AC		 3979 if (vp->vp_idx)
3980 qla2x00_vp_abort_isp(vp);
3981 }
3982 } else {
1da177e4
LT		 3983 qla_printk(KERN_INFO, ha,
3984 "qla2x00_abort_isp: **** FAILED ****\n");
1da177e4
LT		 3985 }
3986
3987 return(status);
3988}
3989
3990/*
3991* qla2x00_restart_isp
3992* restarts the ISP after a reset
3993*
3994* Input:
3995* ha = adapter block pointer.
3996*
3997* Returns:
3998* 0 = success
3999*/
4000static int
e315cd28 4001qla2x00_restart_isp(scsi_qla_host_t *vha)
1da177e4 4002{
c6b2fca8 4003 int status = 0;
1da177e4 4004 uint32_t wait_time;
e315cd28 4005 struct qla_hw_data *ha = vha->hw;
73208dfd
AC		 4006 struct req_que *req = ha->req_q_map[0];
4007 struct rsp_que *rsp = ha->rsp_q_map[0];
1da177e4
LT		 4008
4009 /* If firmware needs to be loaded */
e315cd28
AC		 4010 if (qla2x00_isp_firmware(vha)) {
4011 vha->flags.online = 0;
4012 status = ha->isp_ops->chip_diag(vha);
4013 if (!status)
4014 status = qla2x00_setup_chip(vha);
1da177e4
LT		 4015 }
4016
e315cd28
AC		 4017 if (!status && !(status = qla2x00_init_rings(vha))) {
4018 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
2533cf67 4019 ha->flags.chip_reset_done = 1;
73208dfd
AC		 4020 /* Initialize the queues in use */
4021 qla25xx_init_queues(ha);
4022
e315cd28
AC		 4023 status = qla2x00_fw_ready(vha);
4024 if (!status) {
1da177e4 4025 DEBUG(printk("%s(): Start configure loop, "
744f11fd 4026 "status = %d\n", __func__, status));
0107109e
AV		 4027
4028 /* Issue a marker after FW becomes ready. */
73208dfd 4029 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL);
0107109e 4030
e315cd28 4031 vha->flags.online = 1;
1da177e4
LT		 4032 /* Wait at most MAX_TARGET RSCNs for a stable link. */
4033 wait_time = 256;
4034 do {
e315cd28
AC		 4035 clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
4036 qla2x00_configure_loop(vha);
1da177e4 4037 wait_time--;
e315cd28
AC		 4038 } while (!atomic_read(&vha->loop_down_timer) &&
4039 !(test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
4040 && wait_time && (test_bit(LOOP_RESYNC_NEEDED,
4041 &vha->dpc_flags)));
1da177e4
LT		 4042 }
4043
4044 /* if no cable then assume it's good */
e315cd28 4045 if ((vha->device_flags & DFLG_NO_CABLE))
1da177e4
LT		 4046 status = 0;
4047
4048 DEBUG(printk("%s(): Configure loop done, status = 0x%x\n",
4049 __func__,
744f11fd 4050 status));
1da177e4
LT		 4051 }
4052 return (status);
4053}
4054
73208dfd
AC		 4055static int
4056qla25xx_init_queues(struct qla_hw_data *ha)
4057{
4058 struct rsp_que *rsp = NULL;
4059 struct req_que *req = NULL;
4060 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
4061 int ret = -1;
4062 int i;
4063
2afa19a9 4064 for (i = 1; i < ha->max_rsp_queues; i++) {
73208dfd
AC		 4065 rsp = ha->rsp_q_map[i];
4066 if (rsp) {
4067 rsp->options &= ~BIT_0;
618a7523 4068 ret = qla25xx_init_rsp_que(base_vha, rsp);
73208dfd
AC		 4069 if (ret != QLA_SUCCESS)
4070 DEBUG2_17(printk(KERN_WARNING
4071 "%s Rsp que:%d init failed\n", __func__,
4072 rsp->id));
4073 else
4074 DEBUG2_17(printk(KERN_INFO
4075 "%s Rsp que:%d inited\n", __func__,
4076 rsp->id));
4077 }
2afa19a9
AC		 4078 }
4079 for (i = 1; i < ha->max_req_queues; i++) {
73208dfd
AC		 4080 req = ha->req_q_map[i];
4081 if (req) {
29bdccbe 4082 /* Clear outstanding commands array. */
73208dfd 4083 req->options &= ~BIT_0;
618a7523 4084 ret = qla25xx_init_req_que(base_vha, req);
73208dfd
AC		 4085 if (ret != QLA_SUCCESS)
4086 DEBUG2_17(printk(KERN_WARNING
4087 "%s Req que:%d init failed\n", __func__,
4088 req->id));
4089 else
4090 DEBUG2_17(printk(KERN_WARNING
29bdccbe 4091 "%s Req que:%d inited\n", __func__,
73208dfd
AC		 4092 req->id));
4093 }
4094 }
4095 return ret;
4096}
4097
1da177e4
LT		 4098/*
4099* qla2x00_reset_adapter
4100* Reset adapter.
4101*
4102* Input:
4103* ha = adapter block pointer.
4104*/
abbd8870 4105void
e315cd28 4106qla2x00_reset_adapter(scsi_qla_host_t *vha)
1da177e4
LT		 4107{
4108 unsigned long flags = 0;
e315cd28 4109 struct qla_hw_data *ha = vha->hw;
3d71644c 4110 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1da177e4 4111
e315cd28 4112 vha->flags.online = 0;
fd34f556 4113 ha->isp_ops->disable_intrs(ha);
1da177e4 4114
1da177e4
LT		 4115 spin_lock_irqsave(&ha->hardware_lock, flags);
4116 WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
4117 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
4118 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
4119 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
4120 spin_unlock_irqrestore(&ha->hardware_lock, flags);
4121}
0107109e
AV		 4122
4123void
e315cd28 4124qla24xx_reset_adapter(scsi_qla_host_t *vha)
0107109e
AV		 4125{
4126 unsigned long flags = 0;
e315cd28 4127 struct qla_hw_data *ha = vha->hw;
0107109e
AV		 4128 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
4129
a9083016
GM		 4130 if (IS_QLA82XX(ha))
4131 return;
4132
e315cd28 4133 vha->flags.online = 0;
fd34f556 4134 ha->isp_ops->disable_intrs(ha);
0107109e
AV		 4135
4136 spin_lock_irqsave(&ha->hardware_lock, flags);
4137 WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_RESET);
4138 RD_REG_DWORD(&reg->hccr);
4139 WRT_REG_DWORD(&reg->hccr, HCCRX_REL_RISC_PAUSE);
4140 RD_REG_DWORD(&reg->hccr);
4141 spin_unlock_irqrestore(&ha->hardware_lock, flags);
09ff36d3
AV		 4142
4143 if (IS_NOPOLLING_TYPE(ha))
4144 ha->isp_ops->enable_intrs(ha);
0107109e
AV		 4145}
4146
4e08df3f
DM		 4147/* On sparc systems, obtain port and node WWN from firmware
4148 * properties.
4149 */
e315cd28
AC		 4150static void qla24xx_nvram_wwn_from_ofw(scsi_qla_host_t *vha,
4151 struct nvram_24xx *nv)
4e08df3f
DM		 4152{
4153#ifdef CONFIG_SPARC
e315cd28 4154 struct qla_hw_data *ha = vha->hw;
4e08df3f 4155 struct pci_dev *pdev = ha->pdev;
15576bc8
DM		 4156 struct device_node *dp = pci_device_to_OF_node(pdev);
4157 const u8 *val;
4e08df3f
DM		 4158 int len;
4159
4160 val = of_get_property(dp, "port-wwn", &len);
4161 if (val && len >= WWN_SIZE)
4162 memcpy(nv->port_name, val, WWN_SIZE);
4163
4164 val = of_get_property(dp, "node-wwn", &len);
4165 if (val && len >= WWN_SIZE)
4166 memcpy(nv->node_name, val, WWN_SIZE);
4167#endif
4168}
4169
0107109e 4170int
e315cd28 4171qla24xx_nvram_config(scsi_qla_host_t *vha)
0107109e 4172{
4e08df3f 4173 int rval;
0107109e
AV		 4174 struct init_cb_24xx *icb;
4175 struct nvram_24xx *nv;
4176 uint32_t *dptr;
4177 uint8_t *dptr1, *dptr2;
4178 uint32_t chksum;
4179 uint16_t cnt;
e315cd28 4180 struct qla_hw_data *ha = vha->hw;
0107109e 4181
4e08df3f 4182 rval = QLA_SUCCESS;
0107109e 4183 icb = (struct init_cb_24xx *)ha->init_cb;
281afe19 4184 nv = ha->nvram;
0107109e
AV		 4185
4186 /* Determine NVRAM starting address. */
e5b68a61
AC		 4187 if (ha->flags.port0) {
4188 ha->nvram_base = FA_NVRAM_FUNC0_ADDR;
4189 ha->vpd_base = FA_NVRAM_VPD0_ADDR;
4190 } else {
0107109e 4191 ha->nvram_base = FA_NVRAM_FUNC1_ADDR;
6f641790
AV		 4192 ha->vpd_base = FA_NVRAM_VPD1_ADDR;
4193 }
e5b68a61
AC		 4194 ha->nvram_size = sizeof(struct nvram_24xx);
4195 ha->vpd_size = FA_NVRAM_VPD_SIZE;
a9083016
GM		 4196 if (IS_QLA82XX(ha))
4197 ha->vpd_size = FA_VPD_SIZE_82XX;
0107109e 4198
281afe19
SJ		 4199 /* Get VPD data into cache */
4200 ha->vpd = ha->nvram + VPD_OFFSET;
e315cd28 4201 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->vpd,
281afe19
SJ		 4202 ha->nvram_base - FA_NVRAM_FUNC0_ADDR, FA_NVRAM_VPD_SIZE * 4);
4203
4204 /* Get NVRAM data into cache and calculate checksum. */
0107109e 4205 dptr = (uint32_t *)nv;
e315cd28 4206 ha->isp_ops->read_nvram(vha, (uint8_t *)dptr, ha->nvram_base,
0107109e
AV		 4207 ha->nvram_size);
4208 for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++)
4209 chksum += le32_to_cpu(*dptr++);
4210
7640335e 4211 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", vha->host_no));
281afe19 4212 DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size));
0107109e
AV		 4213
4214 /* Bad NVRAM data, set defaults parameters. */
4215 if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || nv->id[2] != 'P'
4216 || nv->id[3] != ' ' ||
4217 nv->nvram_version < __constant_cpu_to_le16(ICB_VERSION)) {
4218 /* Reset NVRAM data. */
4219 qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: "
4220 "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0],
4221 le16_to_cpu(nv->nvram_version));
4e08df3f
DM		 4222 qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet "
4223 "invalid -- WWPN) defaults.\n");
4224
4225 /*
4226 * Set default initialization control block.
4227 */
4228 memset(nv, 0, ha->nvram_size);
4229 nv->nvram_version = __constant_cpu_to_le16(ICB_VERSION);
4230 nv->version = __constant_cpu_to_le16(ICB_VERSION);
4231 nv->frame_payload_size = __constant_cpu_to_le16(2048);
4232 nv->execution_throttle = __constant_cpu_to_le16(0xFFFF);
4233 nv->exchange_count = __constant_cpu_to_le16(0);
4234 nv->hard_address = __constant_cpu_to_le16(124);
4235 nv->port_name[0] = 0x21;
e5b68a61 4236 nv->port_name[1] = 0x00 + ha->port_no;
4e08df3f
DM		 4237 nv->port_name[2] = 0x00;
4238 nv->port_name[3] = 0xe0;
4239 nv->port_name[4] = 0x8b;
4240 nv->port_name[5] = 0x1c;
4241 nv->port_name[6] = 0x55;
4242 nv->port_name[7] = 0x86;
4243 nv->node_name[0] = 0x20;
4244 nv->node_name[1] = 0x00;
4245 nv->node_name[2] = 0x00;
4246 nv->node_name[3] = 0xe0;
4247 nv->node_name[4] = 0x8b;
4248 nv->node_name[5] = 0x1c;
4249 nv->node_name[6] = 0x55;
4250 nv->node_name[7] = 0x86;
e315cd28 4251 qla24xx_nvram_wwn_from_ofw(vha, nv);
4e08df3f
DM		 4252 nv->login_retry_count = __constant_cpu_to_le16(8);
4253 nv->interrupt_delay_timer = __constant_cpu_to_le16(0);
4254 nv->login_timeout = __constant_cpu_to_le16(0);
4255 nv->firmware_options_1 =
4256 __constant_cpu_to_le32(BIT_14|BIT_13|BIT_2|BIT_1);
4257 nv->firmware_options_2 = __constant_cpu_to_le32(2 << 4);
4258 nv->firmware_options_2 |= __constant_cpu_to_le32(BIT_12);
4259 nv->firmware_options_3 = __constant_cpu_to_le32(2 << 13);
4260 nv->host_p = __constant_cpu_to_le32(BIT_11|BIT_10);
4261 nv->efi_parameters = __constant_cpu_to_le32(0);
4262 nv->reset_delay = 5;
4263 nv->max_luns_per_target = __constant_cpu_to_le16(128);
4264 nv->port_down_retry_count = __constant_cpu_to_le16(30);
4265 nv->link_down_timeout = __constant_cpu_to_le16(30);
4266
4267 rval = 1;
0107109e
AV		 4268 }
4269
4270 /* Reset Initialization control block */
e315cd28 4271 memset(icb, 0, ha->init_cb_size);
0107109e
AV		 4272
4273 /* Copy 1st segment. */
4274 dptr1 = (uint8_t *)icb;
4275 dptr2 = (uint8_t *)&nv->version;
4276 cnt = (uint8_t *)&icb->response_q_inpointer - (uint8_t *)&icb->version;
4277 while (cnt--)
4278 *dptr1++ = *dptr2++;
4279
4280 icb->login_retry_count = nv->login_retry_count;
3ea66e28 4281 icb->link_down_on_nos = nv->link_down_on_nos;
0107109e
AV		 4282
4283 /* Copy 2nd segment. */
4284 dptr1 = (uint8_t *)&icb->interrupt_delay_timer;
4285 dptr2 = (uint8_t *)&nv->interrupt_delay_timer;
4286 cnt = (uint8_t *)&icb->reserved_3 -
4287 (uint8_t *)&icb->interrupt_delay_timer;
4288 while (cnt--)
4289 *dptr1++ = *dptr2++;
4290
4291 /*
4292 * Setup driver NVRAM options.
4293 */
e315cd28 4294 qla2x00_set_model_info(vha, nv->model_name, sizeof(nv->model_name),
9bb9fcf2 4295 "QLA2462");
0107109e 4296
5341e868
AV		 4297 /* Use alternate WWN? */
4298 if (nv->host_p & __constant_cpu_to_le32(BIT_15)) {
4299 memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE);
4300 memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE);
4301 }
4302
0107109e 4303 /* Prepare nodename */
fd0e7e4d 4304 if ((icb->firmware_options_1 & __constant_cpu_to_le32(BIT_14)) == 0) {
0107109e
AV		 4305 /*
4306 * Firmware will apply the following mask if the nodename was
4307 * not provided.
4308 */
4309 memcpy(icb->node_name, icb->port_name, WWN_SIZE);
4310 icb->node_name[0] &= 0xF0;
4311 }
4312
4313 /* Set host adapter parameters. */
4314 ha->flags.disable_risc_code_load = 0;
0c8c39af
AV		 4315 ha->flags.enable_lip_reset = 0;
4316 ha->flags.enable_lip_full_login =
4317 le32_to_cpu(nv->host_p) & BIT_10 ? 1: 0;
4318 ha->flags.enable_target_reset =
4319 le32_to_cpu(nv->host_p) & BIT_11 ? 1: 0;
0107109e 4320 ha->flags.enable_led_scheme = 0;
d4c760c2 4321 ha->flags.disable_serdes = le32_to_cpu(nv->host_p) & BIT_5 ? 1: 0;
0107109e 4322
fd0e7e4d
AV		 4323 ha->operating_mode = (le32_to_cpu(icb->firmware_options_2) &
4324 (BIT_6 | BIT_5 | BIT_4)) >> 4;
0107109e
AV		 4325
4326 memcpy(ha->fw_seriallink_options24, nv->seriallink_options,
4327 sizeof(ha->fw_seriallink_options24));
4328
4329 /* save HBA serial number */
4330 ha->serial0 = icb->port_name[5];
4331 ha->serial1 = icb->port_name[6];
4332 ha->serial2 = icb->port_name[7];
e315cd28
AC		 4333 memcpy(vha->node_name, icb->node_name, WWN_SIZE);
4334 memcpy(vha->port_name, icb->port_name, WWN_SIZE);
0107109e 4335
bc8fb3cb
AV		 4336 icb->execution_throttle = __constant_cpu_to_le16(0xFFFF);
4337
0107109e
AV		 4338 ha->retry_count = le16_to_cpu(nv->login_retry_count);
4339
4340 /* Set minimum login_timeout to 4 seconds. */
4341 if (le16_to_cpu(nv->login_timeout) < ql2xlogintimeout)
4342 nv->login_timeout = cpu_to_le16(ql2xlogintimeout);
4343 if (le16_to_cpu(nv->login_timeout) < 4)
4344 nv->login_timeout = __constant_cpu_to_le16(4);
4345 ha->login_timeout = le16_to_cpu(nv->login_timeout);
c6852c4c 4346 icb->login_timeout = nv->login_timeout;
0107109e 4347
00a537b8
AV		 4348 /* Set minimum RATOV to 100 tenths of a second. */
4349 ha->r_a_tov = 100;
0107109e
AV		 4350
4351 ha->loop_reset_delay = nv->reset_delay;
4352
4353 /* Link Down Timeout = 0:
4354 *
4355 * When Port Down timer expires we will start returning
4356 * I/O's to OS with "DID_NO_CONNECT".
4357 *
4358 * Link Down Timeout != 0:
4359 *
4360 * The driver waits for the link to come up after link down
4361 * before returning I/Os to OS with "DID_NO_CONNECT".
4362 */
4363 if (le16_to_cpu(nv->link_down_timeout) == 0) {
4364 ha->loop_down_abort_time =
4365 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
4366 } else {
4367 ha->link_down_timeout = le16_to_cpu(nv->link_down_timeout);
4368 ha->loop_down_abort_time =
4369 (LOOP_DOWN_TIME - ha->link_down_timeout);
4370 }
4371
4372 /* Need enough time to try and get the port back. */
4373 ha->port_down_retry_count = le16_to_cpu(nv->port_down_retry_count);
4374 if (qlport_down_retry)
4375 ha->port_down_retry_count = qlport_down_retry;
4376
4377 /* Set login_retry_count */
4378 ha->login_retry_count = le16_to_cpu(nv->login_retry_count);
4379 if (ha->port_down_retry_count ==
4380 le16_to_cpu(nv->port_down_retry_count) &&
4381 ha->port_down_retry_count > 3)
4382 ha->login_retry_count = ha->port_down_retry_count;
4383 else if (ha->port_down_retry_count > (int)ha->login_retry_count)
4384 ha->login_retry_count = ha->port_down_retry_count;
4385 if (ql2xloginretrycount)
4386 ha->login_retry_count = ql2xloginretrycount;
4387
4fdfefe5 4388 /* Enable ZIO. */
e315cd28 4389 if (!vha->flags.init_done) {
4fdfefe5
AV		 4390 ha->zio_mode = le32_to_cpu(icb->firmware_options_2) &
4391 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
4392 ha->zio_timer = le16_to_cpu(icb->interrupt_delay_timer) ?
4393 le16_to_cpu(icb->interrupt_delay_timer): 2;
4394 }
4395 icb->firmware_options_2 &= __constant_cpu_to_le32(
4396 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0));
e315cd28 4397 vha->flags.process_response_queue = 0;
4fdfefe5 4398 if (ha->zio_mode != QLA_ZIO_DISABLED) {
4a59f71d
AV		 4399 ha->zio_mode = QLA_ZIO_MODE_6;
4400
4fdfefe5 4401 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer delay "
e315cd28 4402 "(%d us).\n", vha->host_no, ha->zio_mode,
4fdfefe5
AV		 4403 ha->zio_timer * 100));
4404 qla_printk(KERN_INFO, ha,
4405 "ZIO mode %d enabled; timer delay (%d us).\n",
4406 ha->zio_mode, ha->zio_timer * 100);
4407
4408 icb->firmware_options_2 |= cpu_to_le32(
4409 (uint32_t)ha->zio_mode);
4410 icb->interrupt_delay_timer = cpu_to_le16(ha->zio_timer);
e315cd28 4411 vha->flags.process_response_queue = 1;
4fdfefe5
AV		 4412 }
4413
4e08df3f
DM		 4414 if (rval) {
4415 DEBUG2_3(printk(KERN_WARNING
e315cd28 4416 "scsi(%ld): NVRAM configuration failed!\n", vha->host_no));
4e08df3f
DM		 4417 }
4418 return (rval);
0107109e
AV		 4419}
4420
413975a0 4421static int
cbc8eb67
AV		 4422qla24xx_load_risc_flash(scsi_qla_host_t *vha, uint32_t *srisc_addr,
4423 uint32_t faddr)
d1c61909 4424{
73208dfd 4425 int rval = QLA_SUCCESS;
d1c61909 4426 int segments, fragment;
d1c61909
AV		 4427 uint32_t *dcode, dlen;
4428 uint32_t risc_addr;
4429 uint32_t risc_size;
4430 uint32_t i;
e315cd28 4431 struct qla_hw_data *ha = vha->hw;
73208dfd 4432 struct req_que *req = ha->req_q_map[0];
eaac30be
AV		 4433
4434 qla_printk(KERN_INFO, ha,
cbc8eb67 4435 "FW: Loading from flash (%x)...\n", faddr);
eaac30be 4436
d1c61909
AV		 4437 rval = QLA_SUCCESS;
4438
4439 segments = FA_RISC_CODE_SEGMENTS;
73208dfd 4440 dcode = (uint32_t *)req->ring;
d1c61909
AV		 4441 *srisc_addr = 0;
4442
4443 /* Validate firmware image by checking version. */
e315cd28 4444 qla24xx_read_flash_data(vha, dcode, faddr + 4, 4);
d1c61909
AV		 4445 for (i = 0; i < 4; i++)
4446 dcode[i] = be32_to_cpu(dcode[i]);
4447 if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff &&
4448 dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) ||
4449 (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 &&
4450 dcode[3] == 0)) {
4451 qla_printk(KERN_WARNING, ha,
4452 "Unable to verify integrity of flash firmware image!\n");
4453 qla_printk(KERN_WARNING, ha,
4454 "Firmware data: %08x %08x %08x %08x!\n", dcode[0],
4455 dcode[1], dcode[2], dcode[3]);
4456
4457 return QLA_FUNCTION_FAILED;
4458 }
4459
4460 while (segments && rval == QLA_SUCCESS) {
4461 /* Read segment's load information. */
e315cd28 4462 qla24xx_read_flash_data(vha, dcode, faddr, 4);
d1c61909
AV		 4463
4464 risc_addr = be32_to_cpu(dcode[2]);
4465 *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr;
4466 risc_size = be32_to_cpu(dcode[3]);
4467
4468 fragment = 0;
4469 while (risc_size > 0 && rval == QLA_SUCCESS) {
4470 dlen = (uint32_t)(ha->fw_transfer_size >> 2);
4471 if (dlen > risc_size)
4472 dlen = risc_size;
4473
4474 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
4475 "addr %x, number of dwords 0x%x, offset 0x%x.\n",
e315cd28 4476 vha->host_no, risc_addr, dlen, faddr));
d1c61909 4477
e315cd28 4478 qla24xx_read_flash_data(vha, dcode, faddr, dlen);
d1c61909
AV		 4479 for (i = 0; i < dlen; i++)
4480 dcode[i] = swab32(dcode[i]);
4481
73208dfd 4482 rval = qla2x00_load_ram(vha, req->dma, risc_addr,
d1c61909
AV		 4483 dlen);
4484 if (rval) {
4485 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
e315cd28 4486 "segment %d of firmware\n", vha->host_no,
d1c61909
AV		 4487 fragment));
4488 qla_printk(KERN_WARNING, ha,
4489 "[ERROR] Failed to load segment %d of "
4490 "firmware\n", fragment);
4491 break;
4492 }
4493
4494 faddr += dlen;
4495 risc_addr += dlen;
4496 risc_size -= dlen;
4497 fragment++;
4498 }
4499
4500 /* Next segment. */
4501 segments--;
4502 }
4503
4504 return rval;
4505}
4506
d1c61909
AV		 4507#define QLA_FW_URL "ftp://ftp.qlogic.com/outgoing/linux/firmware/"
4508
0107109e 4509int
e315cd28 4510qla2x00_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
5433383e
AV		 4511{
4512 int rval;
4513 int i, fragment;
4514 uint16_t *wcode, *fwcode;
4515 uint32_t risc_addr, risc_size, fwclen, wlen, *seg;
4516 struct fw_blob *blob;
e315cd28 4517 struct qla_hw_data *ha = vha->hw;
73208dfd 4518 struct req_que *req = ha->req_q_map[0];
5433383e
AV		 4519
4520 /* Load firmware blob. */
e315cd28 4521 blob = qla2x00_request_firmware(vha);
5433383e
AV		 4522 if (!blob) {
4523 qla_printk(KERN_ERR, ha, "Firmware image unavailable.\n");
d1c61909
AV		 4524 qla_printk(KERN_ERR, ha, "Firmware images can be retrieved "
4525 "from: " QLA_FW_URL ".\n");
5433383e
AV		 4526 return QLA_FUNCTION_FAILED;
4527 }
4528
4529 rval = QLA_SUCCESS;
4530
73208dfd 4531 wcode = (uint16_t *)req->ring;
5433383e
AV		 4532 *srisc_addr = 0;
4533 fwcode = (uint16_t *)blob->fw->data;
4534 fwclen = 0;
4535
4536 /* Validate firmware image by checking version. */
4537 if (blob->fw->size < 8 * sizeof(uint16_t)) {
4538 qla_printk(KERN_WARNING, ha,
4539 "Unable to verify integrity of firmware image (%Zd)!\n",
4540 blob->fw->size);
4541 goto fail_fw_integrity;
4542 }
4543 for (i = 0; i < 4; i++)
4544 wcode[i] = be16_to_cpu(fwcode[i + 4]);
4545 if ((wcode[0] == 0xffff && wcode[1] == 0xffff && wcode[2] == 0xffff &&
4546 wcode[3] == 0xffff) || (wcode[0] == 0 && wcode[1] == 0 &&
4547 wcode[2] == 0 && wcode[3] == 0)) {
4548 qla_printk(KERN_WARNING, ha,
4549 "Unable to verify integrity of firmware image!\n");
4550 qla_printk(KERN_WARNING, ha,
4551 "Firmware data: %04x %04x %04x %04x!\n", wcode[0],
4552 wcode[1], wcode[2], wcode[3]);
4553 goto fail_fw_integrity;
4554 }
4555
4556 seg = blob->segs;
4557 while (*seg && rval == QLA_SUCCESS) {
4558 risc_addr = *seg;
4559 *srisc_addr = *srisc_addr == 0 ? *seg : *srisc_addr;
4560 risc_size = be16_to_cpu(fwcode[3]);
4561
4562 /* Validate firmware image size. */
4563 fwclen += risc_size * sizeof(uint16_t);
4564 if (blob->fw->size < fwclen) {
4565 qla_printk(KERN_WARNING, ha,
4566 "Unable to verify integrity of firmware image "
4567 "(%Zd)!\n", blob->fw->size);
4568 goto fail_fw_integrity;
4569 }
4570
4571 fragment = 0;
4572 while (risc_size > 0 && rval == QLA_SUCCESS) {
4573 wlen = (uint16_t)(ha->fw_transfer_size >> 1);
4574 if (wlen > risc_size)
4575 wlen = risc_size;
4576
4577 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
e315cd28 4578 "addr %x, number of words 0x%x.\n", vha->host_no,
5433383e
AV		 4579 risc_addr, wlen));
4580
4581 for (i = 0; i < wlen; i++)
4582 wcode[i] = swab16(fwcode[i]);
4583
73208dfd 4584 rval = qla2x00_load_ram(vha, req->dma, risc_addr,
5433383e
AV		 4585 wlen);
4586 if (rval) {
4587 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
e315cd28 4588 "segment %d of firmware\n", vha->host_no,
5433383e
AV		 4589 fragment));
4590 qla_printk(KERN_WARNING, ha,
4591 "[ERROR] Failed to load segment %d of "
4592 "firmware\n", fragment);
4593 break;
4594 }
4595
4596 fwcode += wlen;
4597 risc_addr += wlen;
4598 risc_size -= wlen;
4599 fragment++;
4600 }
4601
4602 /* Next segment. */
4603 seg++;
4604 }
4605 return rval;
4606
4607fail_fw_integrity:
4608 return QLA_FUNCTION_FAILED;
4609}
4610
eaac30be
AV		 4611static int
4612qla24xx_load_risc_blob(scsi_qla_host_t *vha, uint32_t *srisc_addr)
0107109e
AV		 4613{
4614 int rval;
4615 int segments, fragment;
4616 uint32_t *dcode, dlen;
4617 uint32_t risc_addr;
4618 uint32_t risc_size;
4619 uint32_t i;
5433383e 4620 struct fw_blob *blob;
0107109e 4621 uint32_t *fwcode, fwclen;
e315cd28 4622 struct qla_hw_data *ha = vha->hw;
73208dfd 4623 struct req_que *req = ha->req_q_map[0];
0107109e 4624
5433383e 4625 /* Load firmware blob. */
e315cd28 4626 blob = qla2x00_request_firmware(vha);
5433383e
AV		 4627 if (!blob) {
4628 qla_printk(KERN_ERR, ha, "Firmware image unavailable.\n");
d1c61909
AV		 4629 qla_printk(KERN_ERR, ha, "Firmware images can be retrieved "
4630 "from: " QLA_FW_URL ".\n");
4631
eaac30be 4632 return QLA_FUNCTION_FAILED;
0107109e
AV		 4633 }
4634
eaac30be
AV		 4635 qla_printk(KERN_INFO, ha,
4636 "FW: Loading via request-firmware...\n");
4637
0107109e
AV		 4638 rval = QLA_SUCCESS;
4639
4640 segments = FA_RISC_CODE_SEGMENTS;
73208dfd 4641 dcode = (uint32_t *)req->ring;
0107109e 4642 *srisc_addr = 0;
5433383e 4643 fwcode = (uint32_t *)blob->fw->data;
0107109e
AV		 4644 fwclen = 0;
4645
4646 /* Validate firmware image by checking version. */
5433383e 4647 if (blob->fw->size < 8 * sizeof(uint32_t)) {
0107109e 4648 qla_printk(KERN_WARNING, ha,
5433383e
AV		 4649 "Unable to verify integrity of firmware image (%Zd)!\n",
4650 blob->fw->size);
0107109e
AV		 4651 goto fail_fw_integrity;
4652 }
4653 for (i = 0; i < 4; i++)
4654 dcode[i] = be32_to_cpu(fwcode[i + 4]);
4655 if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff &&
4656 dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) ||
4657 (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 &&
4658 dcode[3] == 0)) {
4659 qla_printk(KERN_WARNING, ha,
5433383e 4660 "Unable to verify integrity of firmware image!\n");
0107109e
AV		 4661 qla_printk(KERN_WARNING, ha,
4662 "Firmware data: %08x %08x %08x %08x!\n", dcode[0],
4663 dcode[1], dcode[2], dcode[3]);
4664 goto fail_fw_integrity;
4665 }
4666
4667 while (segments && rval == QLA_SUCCESS) {
4668 risc_addr = be32_to_cpu(fwcode[2]);
4669 *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr;
4670 risc_size = be32_to_cpu(fwcode[3]);
4671
4672 /* Validate firmware image size. */
4673 fwclen += risc_size * sizeof(uint32_t);
5433383e 4674 if (blob->fw->size < fwclen) {
0107109e 4675 qla_printk(KERN_WARNING, ha,
5433383e
AV		 4676 "Unable to verify integrity of firmware image "
4677 "(%Zd)!\n", blob->fw->size);
4678
0107109e
AV		 4679 goto fail_fw_integrity;
4680 }
4681
4682 fragment = 0;
4683 while (risc_size > 0 && rval == QLA_SUCCESS) {
4684 dlen = (uint32_t)(ha->fw_transfer_size >> 2);
4685 if (dlen > risc_size)
4686 dlen = risc_size;
4687
4688 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
e315cd28 4689 "addr %x, number of dwords 0x%x.\n", vha->host_no,
0107109e
AV		 4690 risc_addr, dlen));
4691
4692 for (i = 0; i < dlen; i++)
4693 dcode[i] = swab32(fwcode[i]);
4694
73208dfd 4695 rval = qla2x00_load_ram(vha, req->dma, risc_addr,
590f98e5 4696 dlen);
0107109e
AV		 4697 if (rval) {
4698 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
e315cd28 4699 "segment %d of firmware\n", vha->host_no,
0107109e
AV		 4700 fragment));
4701 qla_printk(KERN_WARNING, ha,
4702 "[ERROR] Failed to load segment %d of "
4703 "firmware\n", fragment);
4704 break;
4705 }
4706
4707 fwcode += dlen;
4708 risc_addr += dlen;
4709 risc_size -= dlen;
4710 fragment++;
4711 }
4712
4713 /* Next segment. */
4714 segments--;
4715 }
0107109e
AV		 4716 return rval;
4717
4718fail_fw_integrity:
0107109e 4719 return QLA_FUNCTION_FAILED;
0107109e 4720}
18c6c127 4721
eaac30be
AV		 4722int
4723qla24xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
4724{
4725 int rval;
4726
e337d907
AV		 4727 if (ql2xfwloadbin == 1)
4728 return qla81xx_load_risc(vha, srisc_addr);
4729
eaac30be
AV		 4730 /*
4731 * FW Load priority:
4732 * 1) Firmware via request-firmware interface (.bin file).
4733 * 2) Firmware residing in flash.
4734 */
4735 rval = qla24xx_load_risc_blob(vha, srisc_addr);
4736 if (rval == QLA_SUCCESS)
4737 return rval;
4738
cbc8eb67
AV		 4739 return qla24xx_load_risc_flash(vha, srisc_addr,
4740 vha->hw->flt_region_fw);
eaac30be
AV		 4741}
4742
4743int
4744qla81xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
4745{
4746 int rval;
cbc8eb67 4747 struct qla_hw_data *ha = vha->hw;
eaac30be 4748
e337d907 4749 if (ql2xfwloadbin == 2)
cbc8eb67 4750 goto try_blob_fw;
e337d907 4751
eaac30be
AV		 4752 /*
4753 * FW Load priority:
4754 * 1) Firmware residing in flash.
4755 * 2) Firmware via request-firmware interface (.bin file).
cbc8eb67 4756 * 3) Golden-Firmware residing in flash -- limited operation.
eaac30be 4757 */
cbc8eb67 4758 rval = qla24xx_load_risc_flash(vha, srisc_addr, ha->flt_region_fw);
eaac30be
AV		 4759 if (rval == QLA_SUCCESS)
4760 return rval;
4761
cbc8eb67
AV		 4762try_blob_fw:
4763 rval = qla24xx_load_risc_blob(vha, srisc_addr);
4764 if (rval == QLA_SUCCESS || !ha->flt_region_gold_fw)
4765 return rval;
4766
4767 qla_printk(KERN_ERR, ha,
4768 "FW: Attempting to fallback to golden firmware...\n");
4769 rval = qla24xx_load_risc_flash(vha, srisc_addr, ha->flt_region_gold_fw);
4770 if (rval != QLA_SUCCESS)
4771 return rval;
4772
4773 qla_printk(KERN_ERR, ha,
4774 "FW: Please update operational firmware...\n");
4775 ha->flags.running_gold_fw = 1;
4776
4777 return rval;
eaac30be
AV		 4778}
4779
18c6c127 4780void
e315cd28 4781qla2x00_try_to_stop_firmware(scsi_qla_host_t *vha)
18c6c127
AV		 4782{
4783 int ret, retries;
e315cd28 4784 struct qla_hw_data *ha = vha->hw;
18c6c127 4785
85880801
AV		 4786 if (ha->flags.pci_channel_io_perm_failure)
4787 return;
e428924c 4788 if (!IS_FWI2_CAPABLE(ha))
18c6c127 4789 return;
75edf81d
AV		 4790 if (!ha->fw_major_version)
4791 return;
18c6c127 4792
e315cd28 4793 ret = qla2x00_stop_firmware(vha);
7c7f1f29 4794 for (retries = 5; ret != QLA_SUCCESS && ret != QLA_FUNCTION_TIMEOUT &&
b469a7cb 4795 ret != QLA_INVALID_COMMAND && retries ; retries--) {
e315cd28
AC		 4796 ha->isp_ops->reset_chip(vha);
4797 if (ha->isp_ops->chip_diag(vha) != QLA_SUCCESS)
18c6c127 4798 continue;
e315cd28 4799 if (qla2x00_setup_chip(vha) != QLA_SUCCESS)
18c6c127
AV		 4800 continue;
4801 qla_printk(KERN_INFO, ha,
4802 "Attempting retry of stop-firmware command...\n");
e315cd28 4803 ret = qla2x00_stop_firmware(vha);
18c6c127
AV		 4804 }
4805}
2c3dfe3f
SJ		 4806
4807int
e315cd28 4808qla24xx_configure_vhba(scsi_qla_host_t *vha)
2c3dfe3f
SJ		 4809{
4810 int rval = QLA_SUCCESS;
4811 uint16_t mb[MAILBOX_REGISTER_COUNT];
e315cd28
AC		 4812 struct qla_hw_data *ha = vha->hw;
4813 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
67c2e93a
AC		 4814 struct req_que *req;
4815 struct rsp_que *rsp;
2c3dfe3f 4816
e315cd28 4817 if (!vha->vp_idx)
2c3dfe3f
SJ		 4818 return -EINVAL;
4819
e315cd28 4820 rval = qla2x00_fw_ready(base_vha);
7163ea81 4821 if (ha->flags.cpu_affinity_enabled)
67c2e93a
AC		 4822 req = ha->req_q_map[0];
4823 else
4824 req = vha->req;
4825 rsp = req->rsp;
4826
2c3dfe3f 4827 if (rval == QLA_SUCCESS) {
e315cd28 4828 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
73208dfd 4829 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL);
2c3dfe3f
SJ		 4830 }
4831
e315cd28 4832 vha->flags.management_server_logged_in = 0;
2c3dfe3f
SJ		 4833
4834 /* Login to SNS first */
e315cd28 4835 ha->isp_ops->fabric_login(vha, NPH_SNS, 0xff, 0xff, 0xfc, mb, BIT_1);
2c3dfe3f
SJ		 4836 if (mb[0] != MBS_COMMAND_COMPLETE) {
4837 DEBUG15(qla_printk(KERN_INFO, ha,
4838 "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x "
4839 "mb[2]=%x mb[6]=%x mb[7]=%x\n", NPH_SNS,
4840 mb[0], mb[1], mb[2], mb[6], mb[7]));
4841 return (QLA_FUNCTION_FAILED);
4842 }
4843
e315cd28
AC		 4844 atomic_set(&vha->loop_down_timer, 0);
4845 atomic_set(&vha->loop_state, LOOP_UP);
4846 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
4847 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
4848 rval = qla2x00_loop_resync(base_vha);
2c3dfe3f
SJ		 4849
4850 return rval;
4851}
4d4df193
HK		 4852
4853/* 84XX Support **************************************************************/
4854
4855static LIST_HEAD(qla_cs84xx_list);
4856static DEFINE_MUTEX(qla_cs84xx_mutex);
4857
4858static struct qla_chip_state_84xx *
e315cd28 4859qla84xx_get_chip(struct scsi_qla_host *vha)
4d4df193
HK		 4860{
4861 struct qla_chip_state_84xx *cs84xx;
e315cd28 4862 struct qla_hw_data *ha = vha->hw;
4d4df193
HK		 4863
4864 mutex_lock(&qla_cs84xx_mutex);
4865
4866 /* Find any shared 84xx chip. */
4867 list_for_each_entry(cs84xx, &qla_cs84xx_list, list) {
4868 if (cs84xx->bus == ha->pdev->bus) {
4869 kref_get(&cs84xx->kref);
4870 goto done;
4871 }
4872 }
4873
4874 cs84xx = kzalloc(sizeof(*cs84xx), GFP_KERNEL);
4875 if (!cs84xx)
4876 goto done;
4877
4878 kref_init(&cs84xx->kref);
4879 spin_lock_init(&cs84xx->access_lock);
4880 mutex_init(&cs84xx->fw_update_mutex);
4881 cs84xx->bus = ha->pdev->bus;
4882
4883 list_add_tail(&cs84xx->list, &qla_cs84xx_list);
4884done:
4885 mutex_unlock(&qla_cs84xx_mutex);
4886 return cs84xx;
4887}
4888
4889static void
4890__qla84xx_chip_release(struct kref *kref)
4891{
4892 struct qla_chip_state_84xx *cs84xx =
4893 container_of(kref, struct qla_chip_state_84xx, kref);
4894
4895 mutex_lock(&qla_cs84xx_mutex);
4896 list_del(&cs84xx->list);
4897 mutex_unlock(&qla_cs84xx_mutex);
4898 kfree(cs84xx);
4899}
4900
4901void
e315cd28 4902qla84xx_put_chip(struct scsi_qla_host *vha)
4d4df193 4903{
e315cd28 4904 struct qla_hw_data *ha = vha->hw;
4d4df193
HK		 4905 if (ha->cs84xx)
4906 kref_put(&ha->cs84xx->kref, __qla84xx_chip_release);
4907}
4908
4909static int
e315cd28 4910qla84xx_init_chip(scsi_qla_host_t *vha)
4d4df193
HK		 4911{
4912 int rval;
4913 uint16_t status[2];
e315cd28 4914 struct qla_hw_data *ha = vha->hw;
4d4df193
HK		 4915
4916 mutex_lock(&ha->cs84xx->fw_update_mutex);
4917
e315cd28 4918 rval = qla84xx_verify_chip(vha, status);
4d4df193
HK		 4919
4920 mutex_unlock(&ha->cs84xx->fw_update_mutex);
4921
4922 return rval != QLA_SUCCESS || status[0] ? QLA_FUNCTION_FAILED:
4923 QLA_SUCCESS;
4924}
3a03eb79
AV		 4925
4926/* 81XX Support **************************************************************/
4927
4928int
4929qla81xx_nvram_config(scsi_qla_host_t *vha)
4930{
4931 int rval;
4932 struct init_cb_81xx *icb;
4933 struct nvram_81xx *nv;
4934 uint32_t *dptr;
4935 uint8_t *dptr1, *dptr2;
4936 uint32_t chksum;
4937 uint16_t cnt;
4938 struct qla_hw_data *ha = vha->hw;
4939
4940 rval = QLA_SUCCESS;
4941 icb = (struct init_cb_81xx *)ha->init_cb;
4942 nv = ha->nvram;
4943
4944 /* Determine NVRAM starting address. */
4945 ha->nvram_size = sizeof(struct nvram_81xx);
3a03eb79 4946 ha->vpd_size = FA_NVRAM_VPD_SIZE;
3a03eb79
AV		 4947
4948 /* Get VPD data into cache */
4949 ha->vpd = ha->nvram + VPD_OFFSET;
3d79038f
AV		 4950 ha->isp_ops->read_optrom(vha, ha->vpd, ha->flt_region_vpd << 2,
4951 ha->vpd_size);
3a03eb79
AV		 4952
4953 /* Get NVRAM data into cache and calculate checksum. */
3d79038f 4954 ha->isp_ops->read_optrom(vha, ha->nvram, ha->flt_region_nvram << 2,
3a03eb79 4955 ha->nvram_size);
3d79038f 4956 dptr = (uint32_t *)nv;
3a03eb79
AV		 4957 for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++)
4958 chksum += le32_to_cpu(*dptr++);
4959
7640335e 4960 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", vha->host_no));
3a03eb79
AV		 4961 DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size));
4962
4963 /* Bad NVRAM data, set defaults parameters. */
4964 if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || nv->id[2] != 'P'
4965 || nv->id[3] != ' ' ||
4966 nv->nvram_version < __constant_cpu_to_le16(ICB_VERSION)) {
4967 /* Reset NVRAM data. */
4968 qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: "
4969 "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0],
4970 le16_to_cpu(nv->nvram_version));
4971 qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet "
4972 "invalid -- WWPN) defaults.\n");
4973
4974 /*
4975 * Set default initialization control block.
4976 */
4977 memset(nv, 0, ha->nvram_size);
4978 nv->nvram_version = __constant_cpu_to_le16(ICB_VERSION);
4979 nv->version = __constant_cpu_to_le16(ICB_VERSION);
4980 nv->frame_payload_size = __constant_cpu_to_le16(2048);
4981 nv->execution_throttle = __constant_cpu_to_le16(0xFFFF);
4982 nv->exchange_count = __constant_cpu_to_le16(0);
4983 nv->port_name[0] = 0x21;
e5b68a61 4984 nv->port_name[1] = 0x00 + ha->port_no;
3a03eb79
AV		 4985 nv->port_name[2] = 0x00;
4986 nv->port_name[3] = 0xe0;
4987 nv->port_name[4] = 0x8b;
4988 nv->port_name[5] = 0x1c;
4989 nv->port_name[6] = 0x55;
4990 nv->port_name[7] = 0x86;
4991 nv->node_name[0] = 0x20;
4992 nv->node_name[1] = 0x00;
4993 nv->node_name[2] = 0x00;
4994 nv->node_name[3] = 0xe0;
4995 nv->node_name[4] = 0x8b;
4996 nv->node_name[5] = 0x1c;
4997 nv->node_name[6] = 0x55;
4998 nv->node_name[7] = 0x86;
4999 nv->login_retry_count = __constant_cpu_to_le16(8);
5000 nv->interrupt_delay_timer = __constant_cpu_to_le16(0);
5001 nv->login_timeout = __constant_cpu_to_le16(0);
5002 nv->firmware_options_1 =
5003 __constant_cpu_to_le32(BIT_14|BIT_13|BIT_2|BIT_1);
5004 nv->firmware_options_2 = __constant_cpu_to_le32(2 << 4);
5005 nv->firmware_options_2 |= __constant_cpu_to_le32(BIT_12);
5006 nv->firmware_options_3 = __constant_cpu_to_le32(2 << 13);
5007 nv->host_p = __constant_cpu_to_le32(BIT_11|BIT_10);
5008 nv->efi_parameters = __constant_cpu_to_le32(0);
5009 nv->reset_delay = 5;
5010 nv->max_luns_per_target = __constant_cpu_to_le16(128);
5011 nv->port_down_retry_count = __constant_cpu_to_le16(30);
5012 nv->link_down_timeout = __constant_cpu_to_le16(30);
eeebcc92 5013 nv->enode_mac[0] = 0x00;
3a03eb79
AV		 5014 nv->enode_mac[1] = 0x02;
5015 nv->enode_mac[2] = 0x03;
5016 nv->enode_mac[3] = 0x04;
5017 nv->enode_mac[4] = 0x05;
e5b68a61 5018 nv->enode_mac[5] = 0x06 + ha->port_no;
3a03eb79
AV		 5019
5020 rval = 1;
5021 }
5022
5023 /* Reset Initialization control block */
5024 memset(icb, 0, sizeof(struct init_cb_81xx));
5025
5026 /* Copy 1st segment. */
5027 dptr1 = (uint8_t *)icb;
5028 dptr2 = (uint8_t *)&nv->version;
5029 cnt = (uint8_t *)&icb->response_q_inpointer - (uint8_t *)&icb->version;
5030 while (cnt--)
5031 *dptr1++ = *dptr2++;
5032
5033 icb->login_retry_count = nv->login_retry_count;
5034
5035 /* Copy 2nd segment. */
5036 dptr1 = (uint8_t *)&icb->interrupt_delay_timer;
5037 dptr2 = (uint8_t *)&nv->interrupt_delay_timer;
5038 cnt = (uint8_t *)&icb->reserved_5 -
5039 (uint8_t *)&icb->interrupt_delay_timer;
5040 while (cnt--)
5041 *dptr1++ = *dptr2++;
5042
5043 memcpy(icb->enode_mac, nv->enode_mac, sizeof(icb->enode_mac));
5044 /* Some boards (with valid NVRAMs) still have NULL enode_mac!! */
5045 if (!memcmp(icb->enode_mac, "\0\0\0\0\0\0", sizeof(icb->enode_mac))) {
5046 icb->enode_mac[0] = 0x01;
5047 icb->enode_mac[1] = 0x02;
5048 icb->enode_mac[2] = 0x03;
5049 icb->enode_mac[3] = 0x04;
5050 icb->enode_mac[4] = 0x05;
e5b68a61 5051 icb->enode_mac[5] = 0x06 + ha->port_no;
3a03eb79
AV		 5052 }
5053
b64b0e8f
AV		 5054 /* Use extended-initialization control block. */
5055 memcpy(ha->ex_init_cb, &nv->ex_version, sizeof(*ha->ex_init_cb));
5056
3a03eb79
AV		 5057 /*
5058 * Setup driver NVRAM options.
5059 */
5060 qla2x00_set_model_info(vha, nv->model_name, sizeof(nv->model_name),
a9083016 5061 "QLE8XXX");
3a03eb79
AV		 5062
5063 /* Use alternate WWN? */
5064 if (nv->host_p & __constant_cpu_to_le32(BIT_15)) {
5065 memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE);
5066 memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE);
5067 }
5068
5069 /* Prepare nodename */
5070 if ((icb->firmware_options_1 & __constant_cpu_to_le32(BIT_14)) == 0) {
5071 /*
5072 * Firmware will apply the following mask if the nodename was
5073 * not provided.
5074 */
5075 memcpy(icb->node_name, icb->port_name, WWN_SIZE);
5076 icb->node_name[0] &= 0xF0;
5077 }
5078
5079 /* Set host adapter parameters. */
5080 ha->flags.disable_risc_code_load = 0;
5081 ha->flags.enable_lip_reset = 0;
5082 ha->flags.enable_lip_full_login =
5083 le32_to_cpu(nv->host_p) & BIT_10 ? 1: 0;
5084 ha->flags.enable_target_reset =
5085 le32_to_cpu(nv->host_p) & BIT_11 ? 1: 0;
5086 ha->flags.enable_led_scheme = 0;
5087 ha->flags.disable_serdes = le32_to_cpu(nv->host_p) & BIT_5 ? 1: 0;
5088
5089 ha->operating_mode = (le32_to_cpu(icb->firmware_options_2) &
5090 (BIT_6 | BIT_5 | BIT_4)) >> 4;
5091
5092 /* save HBA serial number */
5093 ha->serial0 = icb->port_name[5];
5094 ha->serial1 = icb->port_name[6];
5095 ha->serial2 = icb->port_name[7];
5096 memcpy(vha->node_name, icb->node_name, WWN_SIZE);
5097 memcpy(vha->port_name, icb->port_name, WWN_SIZE);
5098
5099 icb->execution_throttle = __constant_cpu_to_le16(0xFFFF);
5100
5101 ha->retry_count = le16_to_cpu(nv->login_retry_count);
5102
5103 /* Set minimum login_timeout to 4 seconds. */
5104 if (le16_to_cpu(nv->login_timeout) < ql2xlogintimeout)
5105 nv->login_timeout = cpu_to_le16(ql2xlogintimeout);
5106 if (le16_to_cpu(nv->login_timeout) < 4)
5107 nv->login_timeout = __constant_cpu_to_le16(4);
5108 ha->login_timeout = le16_to_cpu(nv->login_timeout);
5109 icb->login_timeout = nv->login_timeout;
5110
5111 /* Set minimum RATOV to 100 tenths of a second. */
5112 ha->r_a_tov = 100;
5113
5114 ha->loop_reset_delay = nv->reset_delay;
5115
5116 /* Link Down Timeout = 0:
5117 *
5118 * When Port Down timer expires we will start returning
5119 * I/O's to OS with "DID_NO_CONNECT".
5120 *
5121 * Link Down Timeout != 0:
5122 *
5123 * The driver waits for the link to come up after link down
5124 * before returning I/Os to OS with "DID_NO_CONNECT".
5125 */
5126 if (le16_to_cpu(nv->link_down_timeout) == 0) {
5127 ha->loop_down_abort_time =
5128 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
5129 } else {
5130 ha->link_down_timeout = le16_to_cpu(nv->link_down_timeout);
5131 ha->loop_down_abort_time =
5132 (LOOP_DOWN_TIME - ha->link_down_timeout);
5133 }
5134
5135 /* Need enough time to try and get the port back. */
5136 ha->port_down_retry_count = le16_to_cpu(nv->port_down_retry_count);
5137 if (qlport_down_retry)
5138 ha->port_down_retry_count = qlport_down_retry;
5139
5140 /* Set login_retry_count */
5141 ha->login_retry_count = le16_to_cpu(nv->login_retry_count);
5142 if (ha->port_down_retry_count ==
5143 le16_to_cpu(nv->port_down_retry_count) &&
5144 ha->port_down_retry_count > 3)
5145 ha->login_retry_count = ha->port_down_retry_count;
5146 else if (ha->port_down_retry_count > (int)ha->login_retry_count)
5147 ha->login_retry_count = ha->port_down_retry_count;
5148 if (ql2xloginretrycount)
5149 ha->login_retry_count = ql2xloginretrycount;
5150
5151 /* Enable ZIO. */
5152 if (!vha->flags.init_done) {
5153 ha->zio_mode = le32_to_cpu(icb->firmware_options_2) &
5154 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
5155 ha->zio_timer = le16_to_cpu(icb->interrupt_delay_timer) ?
5156 le16_to_cpu(icb->interrupt_delay_timer): 2;
5157 }
5158 icb->firmware_options_2 &= __constant_cpu_to_le32(
5159 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0));
5160 vha->flags.process_response_queue = 0;
5161 if (ha->zio_mode != QLA_ZIO_DISABLED) {
5162 ha->zio_mode = QLA_ZIO_MODE_6;
5163
5164 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer delay "
5165 "(%d us).\n", vha->host_no, ha->zio_mode,
5166 ha->zio_timer * 100));
5167 qla_printk(KERN_INFO, ha,
5168 "ZIO mode %d enabled; timer delay (%d us).\n",
5169 ha->zio_mode, ha->zio_timer * 100);
5170
5171 icb->firmware_options_2 |= cpu_to_le32(
5172 (uint32_t)ha->zio_mode);
5173 icb->interrupt_delay_timer = cpu_to_le16(ha->zio_timer);
5174 vha->flags.process_response_queue = 1;
5175 }
5176
5177 if (rval) {
5178 DEBUG2_3(printk(KERN_WARNING
5179 "scsi(%ld): NVRAM configuration failed!\n", vha->host_no));
5180 }
5181 return (rval);
5182}
5183
a9083016
GM		 5184int
5185qla82xx_restart_isp(scsi_qla_host_t *vha)
5186{
5187 int status, rval;
5188 uint32_t wait_time;
5189 struct qla_hw_data *ha = vha->hw;
5190 struct req_que *req = ha->req_q_map[0];
5191 struct rsp_que *rsp = ha->rsp_q_map[0];
5192 struct scsi_qla_host *vp;
5193 struct scsi_qla_host *tvp;
5194
5195 status = qla2x00_init_rings(vha);
5196 if (!status) {
5197 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
5198 ha->flags.chip_reset_done = 1;
5199
5200 status = qla2x00_fw_ready(vha);
5201 if (!status) {
5202 qla_printk(KERN_INFO, ha,
5203 "%s(): Start configure loop, "
5204 "status = %d\n", __func__, status);
5205
5206 /* Issue a marker after FW becomes ready. */
5207 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL);
5208
5209 vha->flags.online = 1;
5210 /* Wait at most MAX_TARGET RSCNs for a stable link. */
5211 wait_time = 256;
5212 do {
5213 clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
5214 qla2x00_configure_loop(vha);
5215 wait_time--;
5216 } while (!atomic_read(&vha->loop_down_timer) &&
5217 !(test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags)) &&
5218 wait_time &&
5219 (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)));
5220 }
5221
5222 /* if no cable then assume it's good */
5223 if ((vha->device_flags & DFLG_NO_CABLE))
5224 status = 0;
5225
5226 qla_printk(KERN_INFO, ha,
5227 "%s(): Configure loop done, status = 0x%x\n",
5228 __func__, status);
5229 }
5230
5231 if (!status) {
5232 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
5233
5234 if (!atomic_read(&vha->loop_down_timer)) {
5235 /*
5236 * Issue marker command only when we are going
5237 * to start the I/O .
5238 */
5239 vha->marker_needed = 1;
5240 }
5241
5242 vha->flags.online = 1;
5243
5244 ha->isp_ops->enable_intrs(ha);
5245
5246 ha->isp_abort_cnt = 0;
5247 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
5248
5249 if (ha->fce) {
5250 ha->flags.fce_enabled = 1;
5251 memset(ha->fce, 0,
5252 fce_calc_size(ha->fce_bufs));
5253 rval = qla2x00_enable_fce_trace(vha,
5254 ha->fce_dma, ha->fce_bufs, ha->fce_mb,
5255 &ha->fce_bufs);
5256 if (rval) {
5257 qla_printk(KERN_WARNING, ha,
5258 "Unable to reinitialize FCE "
5259 "(%d).\n", rval);
5260 ha->flags.fce_enabled = 0;
5261 }
5262 }
5263
5264 if (ha->eft) {
5265 memset(ha->eft, 0, EFT_SIZE);
5266 rval = qla2x00_enable_eft_trace(vha,
5267 ha->eft_dma, EFT_NUM_BUFFERS);
5268 if (rval) {
5269 qla_printk(KERN_WARNING, ha,
5270 "Unable to reinitialize EFT "
5271 "(%d).\n", rval);
5272 }
5273 }
a9083016
GM		 5274 }
5275
5276 if (!status) {
5277 DEBUG(printk(KERN_INFO
5278 "qla82xx_restart_isp(%ld): succeeded.\n",
5279 vha->host_no));
5280 list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
5281 if (vp->vp_idx)
5282 qla2x00_vp_abort_isp(vp);
5283 }
5284 } else {
5285 qla_printk(KERN_INFO, ha,
5286 "qla82xx_restart_isp: **** FAILED ****\n");
5287 }
5288
5289 return status;
5290}
5291
3a03eb79 5292void
ae97c91e 5293qla81xx_update_fw_options(scsi_qla_host_t *vha)
3a03eb79 5294{
ae97c91e
AV		 5295 struct qla_hw_data *ha = vha->hw;
5296
5297 if (!ql2xetsenable)
5298 return;
5299
5300 /* Enable ETS Burst. */
5301 memset(ha->fw_options, 0, sizeof(ha->fw_options));
5302 ha->fw_options[2] |= BIT_9;
5303 qla2x00_set_fw_options(vha, ha->fw_options);
3a03eb79 5304}
09ff701a
SR		 5305
5306/*
5307 * qla24xx_get_fcp_prio
5308 * Gets the fcp cmd priority value for the logged in port.
5309 * Looks for a match of the port descriptors within
5310 * each of the fcp prio config entries. If a match is found,
5311 * the tag (priority) value is returned.
5312 *
5313 * Input:
5314 * ha = adapter block po
5315 * fcport = port structure pointer.
5316 *
5317 * Return:
6c452a45 5318 * non-zero (if found)
09ff701a
SR		 5319 * 0 (if not found)
5320 *
5321 * Context:
5322 * Kernel context
5323 */
5324uint8_t
5325qla24xx_get_fcp_prio(scsi_qla_host_t *vha, fc_port_t *fcport)
5326{
5327 int i, entries;
5328 uint8_t pid_match, wwn_match;
5329 uint8_t priority;
5330 uint32_t pid1, pid2;
5331 uint64_t wwn1, wwn2;
5332 struct qla_fcp_prio_entry *pri_entry;
5333 struct qla_hw_data *ha = vha->hw;
5334
5335 if (!ha->fcp_prio_cfg || !ha->flags.fcp_prio_enabled)
5336 return 0;
5337
5338 priority = 0;
5339 entries = ha->fcp_prio_cfg->num_entries;
5340 pri_entry = &ha->fcp_prio_cfg->entry[0];
5341
5342 for (i = 0; i < entries; i++) {
5343 pid_match = wwn_match = 0;
5344
5345 if (!(pri_entry->flags & FCP_PRIO_ENTRY_VALID)) {
5346 pri_entry++;
5347 continue;
5348 }
5349
5350 /* check source pid for a match */
5351 if (pri_entry->flags & FCP_PRIO_ENTRY_SPID_VALID) {
5352 pid1 = pri_entry->src_pid & INVALID_PORT_ID;
5353 pid2 = vha->d_id.b24 & INVALID_PORT_ID;
5354 if (pid1 == INVALID_PORT_ID)
5355 pid_match++;
5356 else if (pid1 == pid2)
5357 pid_match++;
5358 }
5359
5360 /* check destination pid for a match */
5361 if (pri_entry->flags & FCP_PRIO_ENTRY_DPID_VALID) {
5362 pid1 = pri_entry->dst_pid & INVALID_PORT_ID;
5363 pid2 = fcport->d_id.b24 & INVALID_PORT_ID;
5364 if (pid1 == INVALID_PORT_ID)
5365 pid_match++;
5366 else if (pid1 == pid2)
5367 pid_match++;
5368 }
5369
5370 /* check source WWN for a match */
5371 if (pri_entry->flags & FCP_PRIO_ENTRY_SWWN_VALID) {
5372 wwn1 = wwn_to_u64(vha->port_name);
5373 wwn2 = wwn_to_u64(pri_entry->src_wwpn);
5374 if (wwn2 == (uint64_t)-1)
5375 wwn_match++;
5376 else if (wwn1 == wwn2)
5377 wwn_match++;
5378 }
5379
5380 /* check destination WWN for a match */
5381 if (pri_entry->flags & FCP_PRIO_ENTRY_DWWN_VALID) {
5382 wwn1 = wwn_to_u64(fcport->port_name);
5383 wwn2 = wwn_to_u64(pri_entry->dst_wwpn);
5384 if (wwn2 == (uint64_t)-1)
5385 wwn_match++;
5386 else if (wwn1 == wwn2)
5387 wwn_match++;
5388 }
5389
5390 if (pid_match == 2 || wwn_match == 2) {
5391 /* Found a matching entry */
5392 if (pri_entry->flags & FCP_PRIO_ENTRY_TAG_VALID)
5393 priority = pri_entry->tag;
5394 break;
5395 }
5396
5397 pri_entry++;
5398 }
5399
5400 return priority;
5401}
5402
5403/*
5404 * qla24xx_update_fcport_fcp_prio
5405 * Activates fcp priority for the logged in fc port
5406 *
5407 * Input:
5408 * ha = adapter block pointer.
5409 * fcp = port structure pointer.
5410 *
5411 * Return:
5412 * QLA_SUCCESS or QLA_FUNCTION_FAILED
5413 *
5414 * Context:
5415 * Kernel context.
5416 */
5417int
5418qla24xx_update_fcport_fcp_prio(scsi_qla_host_t *ha, fc_port_t *fcport)
5419{
5420 int ret;
5421 uint8_t priority;
5422 uint16_t mb[5];
5423
5424 if (atomic_read(&fcport->state) == FCS_UNCONFIGURED ||
5425 fcport->port_type != FCT_TARGET ||
5426 fcport->loop_id == FC_NO_LOOP_ID)
5427 return QLA_FUNCTION_FAILED;
5428
5429 priority = qla24xx_get_fcp_prio(ha, fcport);
5430 ret = qla24xx_set_fcp_prio(ha, fcport->loop_id, priority, mb);
5431 if (ret == QLA_SUCCESS)
5432 fcport->fcp_prio = priority;
5433 else
5434 DEBUG2(printk(KERN_WARNING
5435 "scsi(%ld): Unable to activate fcp priority, "
5436 " ret=0x%x\n", ha->host_no, ret));
5437
5438 return ret;
5439}
5440
5441/*
5442 * qla24xx_update_all_fcp_prio
5443 * Activates fcp priority for all the logged in ports
5444 *
5445 * Input:
5446 * ha = adapter block pointer.
5447 *
5448 * Return:
5449 * QLA_SUCCESS or QLA_FUNCTION_FAILED
5450 *
5451 * Context:
5452 * Kernel context.
5453 */
5454int
5455qla24xx_update_all_fcp_prio(scsi_qla_host_t *vha)
5456{
5457 int ret;
5458 fc_port_t *fcport;
5459
5460 ret = QLA_FUNCTION_FAILED;
5461 /* We need to set priority for all logged in ports */
5462 list_for_each_entry(fcport, &vha->vp_fcports, list)
5463 ret = qla24xx_update_fcport_fcp_prio(vha, fcport);
5464
5465 return ret;
5466}
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