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[SCSI] cxgb3i: Fix a login over vlan issue
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / scsi / qla2xxx / qla_init.c
CommitLineData
1da177e4 1/*
fa90c54f 2 * QLogic Fibre Channel HBA Driver
01e58d8e 3 * Copyright (c) 2003-2008 QLogic Corporation
1da177e4 4 *
fa90c54f 5 * See LICENSE.qla2xxx for copyright and licensing details.
1da177e4
LT		 6 */
7#include "qla_def.h"
73208dfd 8#include "qla_gbl.h"
1da177e4
LT		 9
10#include <linux/delay.h>
0107109e 11#include <linux/vmalloc.h>
1da177e4
LT		 12
13#include "qla_devtbl.h"
14
4e08df3f
DM		 15#ifdef CONFIG_SPARC
16#include <asm/prom.h>
4e08df3f
DM		 17#endif
18
1da177e4
LT		 19/*
20* QLogic ISP2x00 Hardware Support Function Prototypes.
21*/
1da177e4 22static int qla2x00_isp_firmware(scsi_qla_host_t *);
1da177e4 23static int qla2x00_setup_chip(scsi_qla_host_t *);
1da177e4
LT		 24static int qla2x00_init_rings(scsi_qla_host_t *);
25static int qla2x00_fw_ready(scsi_qla_host_t *);
26static int qla2x00_configure_hba(scsi_qla_host_t *);
1da177e4
LT		 27static int qla2x00_configure_loop(scsi_qla_host_t *);
28static int qla2x00_configure_local_loop(scsi_qla_host_t *);
1da177e4
LT		 29static int qla2x00_configure_fabric(scsi_qla_host_t *);
30static int qla2x00_find_all_fabric_devs(scsi_qla_host_t *, struct list_head *);
31static int qla2x00_device_resync(scsi_qla_host_t *);
32static int qla2x00_fabric_dev_login(scsi_qla_host_t *, fc_port_t *,
33 uint16_t *);
1da177e4
LT		 34
35static int qla2x00_restart_isp(scsi_qla_host_t *);
1da177e4 36
e315cd28 37static int qla2x00_find_new_loop_id(scsi_qla_host_t *, fc_port_t *);
413975a0 38
4d4df193
HK		 39static struct qla_chip_state_84xx *qla84xx_get_chip(struct scsi_qla_host *);
40static int qla84xx_init_chip(scsi_qla_host_t *);
73208dfd 41static int qla25xx_init_queues(struct qla_hw_data *);
4d4df193 42
ac280b67
AV		 43/* SRB Extensions ---------------------------------------------------------- */
44
45static void
46qla2x00_ctx_sp_timeout(unsigned long __data)
47{
48 srb_t *sp = (srb_t *)__data;
49 struct srb_ctx *ctx;
50 fc_port_t *fcport = sp->fcport;
51 struct qla_hw_data *ha = fcport->vha->hw;
52 struct req_que *req;
53 unsigned long flags;
54
55 spin_lock_irqsave(&ha->hardware_lock, flags);
56 req = ha->req_q_map[0];
57 req->outstanding_cmds[sp->handle] = NULL;
58 ctx = sp->ctx;
59 ctx->timeout(sp);
60 spin_unlock_irqrestore(&ha->hardware_lock, flags);
61
62 ctx->free(sp);
63}
64
65static void
66qla2x00_ctx_sp_free(srb_t *sp)
67{
68 struct srb_ctx *ctx = sp->ctx;
69
70 kfree(ctx);
71 mempool_free(sp, sp->fcport->vha->hw->srb_mempool);
72}
73
74inline srb_t *
75qla2x00_get_ctx_sp(scsi_qla_host_t *vha, fc_port_t *fcport, size_t size,
76 unsigned long tmo)
77{
78 srb_t *sp;
79 struct qla_hw_data *ha = vha->hw;
80 struct srb_ctx *ctx;
81
82 sp = mempool_alloc(ha->srb_mempool, GFP_KERNEL);
83 if (!sp)
84 goto done;
85 ctx = kzalloc(size, GFP_KERNEL);
86 if (!ctx) {
87 mempool_free(sp, ha->srb_mempool);
88 goto done;
89 }
90
91 memset(sp, 0, sizeof(*sp));
92 sp->fcport = fcport;
93 sp->ctx = ctx;
94 ctx->free = qla2x00_ctx_sp_free;
95
96 init_timer(&ctx->timer);
97 if (!tmo)
98 goto done;
99 ctx->timer.expires = jiffies + tmo * HZ;
100 ctx->timer.data = (unsigned long)sp;
101 ctx->timer.function = qla2x00_ctx_sp_timeout;
102 add_timer(&ctx->timer);
103done:
104 return sp;
105}
106
107/* Asynchronous Login/Logout Routines -------------------------------------- */
108
109#define ELS_TMO_2_RATOV(ha) ((ha)->r_a_tov / 10 * 2)
110
111static void
112qla2x00_async_logio_timeout(srb_t *sp)
113{
114 fc_port_t *fcport = sp->fcport;
115 struct srb_logio *lio = sp->ctx;
116
117 DEBUG2(printk(KERN_WARNING
118 "scsi(%ld:%x): Async-%s timeout.\n",
119 fcport->vha->host_no, sp->handle,
120 lio->ctx.type == SRB_LOGIN_CMD ? "login": "logout"));
121
122 if (lio->ctx.type == SRB_LOGIN_CMD)
123 qla2x00_post_async_logout_work(fcport->vha, fcport, NULL);
124}
125
126int
127qla2x00_async_login(struct scsi_qla_host *vha, fc_port_t *fcport,
128 uint16_t *data)
129{
130 struct qla_hw_data *ha = vha->hw;
131 srb_t *sp;
132 struct srb_logio *lio;
133 int rval;
134
135 rval = QLA_FUNCTION_FAILED;
136 sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_logio),
137 ELS_TMO_2_RATOV(ha) + 2);
138 if (!sp)
139 goto done;
140
141 lio = sp->ctx;
142 lio->ctx.type = SRB_LOGIN_CMD;
143 lio->ctx.timeout = qla2x00_async_logio_timeout;
144 lio->flags |= SRB_LOGIN_COND_PLOGI;
145 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
146 lio->flags |= SRB_LOGIN_RETRIED;
147 rval = qla2x00_start_sp(sp);
148 if (rval != QLA_SUCCESS)
149 goto done_free_sp;
150
151 DEBUG2(printk(KERN_DEBUG
152 "scsi(%ld:%x): Async-login - loop-id=%x portid=%02x%02x%02x "
153 "retries=%d.\n", fcport->vha->host_no, sp->handle, fcport->loop_id,
154 fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa,
155 fcport->login_retry));
156 return rval;
157
158done_free_sp:
159 del_timer_sync(&lio->ctx.timer);
160 lio->ctx.free(sp);
161done:
162 return rval;
163}
164
165int
166qla2x00_async_logout(struct scsi_qla_host *vha, fc_port_t *fcport)
167{
168 struct qla_hw_data *ha = vha->hw;
169 srb_t *sp;
170 struct srb_logio *lio;
171 int rval;
172
173 rval = QLA_FUNCTION_FAILED;
174 sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_logio),
175 ELS_TMO_2_RATOV(ha) + 2);
176 if (!sp)
177 goto done;
178
179 lio = sp->ctx;
180 lio->ctx.type = SRB_LOGOUT_CMD;
181 lio->ctx.timeout = qla2x00_async_logio_timeout;
182 rval = qla2x00_start_sp(sp);
183 if (rval != QLA_SUCCESS)
184 goto done_free_sp;
185
186 DEBUG2(printk(KERN_DEBUG
187 "scsi(%ld:%x): Async-logout - loop-id=%x portid=%02x%02x%02x.\n",
188 fcport->vha->host_no, sp->handle, fcport->loop_id,
189 fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa));
190 return rval;
191
192done_free_sp:
193 del_timer_sync(&lio->ctx.timer);
194 lio->ctx.free(sp);
195done:
196 return rval;
197}
198
199int
200qla2x00_async_login_done(struct scsi_qla_host *vha, fc_port_t *fcport,
201 uint16_t *data)
202{
203 int rval;
204 uint8_t opts = 0;
205
206 switch (data[0]) {
207 case MBS_COMMAND_COMPLETE:
208 if (fcport->flags & FCF_TAPE_PRESENT)
209 opts |= BIT_1;
210 rval = qla2x00_get_port_database(vha, fcport, opts);
211 if (rval != QLA_SUCCESS)
212 qla2x00_mark_device_lost(vha, fcport, 1, 0);
213 else
214 qla2x00_update_fcport(vha, fcport);
215 break;
216 case MBS_COMMAND_ERROR:
217 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
218 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
219 else
220 qla2x00_mark_device_lost(vha, fcport, 1, 0);
221 break;
222 case MBS_PORT_ID_USED:
223 fcport->loop_id = data[1];
224 qla2x00_post_async_login_work(vha, fcport, NULL);
225 break;
226 case MBS_LOOP_ID_USED:
227 fcport->loop_id++;
228 rval = qla2x00_find_new_loop_id(vha, fcport);
229 if (rval != QLA_SUCCESS) {
230 qla2x00_mark_device_lost(vha, fcport, 1, 0);
231 break;
232 }
233 qla2x00_post_async_login_work(vha, fcport, NULL);
234 break;
235 }
236 return QLA_SUCCESS;
237}
238
239int
240qla2x00_async_logout_done(struct scsi_qla_host *vha, fc_port_t *fcport,
241 uint16_t *data)
242{
243 qla2x00_mark_device_lost(vha, fcport, 1, 0);
244 return QLA_SUCCESS;
245}
246
1da177e4
LT		 247/****************************************************************************/
248/* QLogic ISP2x00 Hardware Support Functions. */
249/****************************************************************************/
250
251/*
252* qla2x00_initialize_adapter
253* Initialize board.
254*
255* Input:
256* ha = adapter block pointer.
257*
258* Returns:
259* 0 = success
260*/
261int
e315cd28 262qla2x00_initialize_adapter(scsi_qla_host_t *vha)
1da177e4
LT		 263{
264 int rval;
e315cd28 265 struct qla_hw_data *ha = vha->hw;
73208dfd 266 struct req_que *req = ha->req_q_map[0];
2533cf67 267
1da177e4 268 /* Clear adapter flags. */
e315cd28 269 vha->flags.online = 0;
2533cf67 270 ha->flags.chip_reset_done = 0;
e315cd28
AC		 271 vha->flags.reset_active = 0;
272 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
273 atomic_set(&vha->loop_state, LOOP_DOWN);
274 vha->device_flags = DFLG_NO_CABLE;
275 vha->dpc_flags = 0;
276 vha->flags.management_server_logged_in = 0;
277 vha->marker_needed = 0;
1da177e4
LT		 278 ha->isp_abort_cnt = 0;
279 ha->beacon_blink_led = 0;
280
73208dfd
AC		 281 set_bit(0, ha->req_qid_map);
282 set_bit(0, ha->rsp_qid_map);
283
0107109e 284 qla_printk(KERN_INFO, ha, "Configuring PCI space...\n");
e315cd28 285 rval = ha->isp_ops->pci_config(vha);
1da177e4 286 if (rval) {
7c98a046 287 DEBUG2(printk("scsi(%ld): Unable to configure PCI space.\n",
e315cd28 288 vha->host_no));
1da177e4
LT		 289 return (rval);
290 }
291
e315cd28 292 ha->isp_ops->reset_chip(vha);
1da177e4 293
e315cd28 294 rval = qla2xxx_get_flash_info(vha);
c00d8994
AV		 295 if (rval) {
296 DEBUG2(printk("scsi(%ld): Unable to validate FLASH data.\n",
e315cd28 297 vha->host_no));
c00d8994
AV		 298 return (rval);
299 }
300
73208dfd 301 ha->isp_ops->get_flash_version(vha, req->ring);
30c47662 302
1da177e4 303 qla_printk(KERN_INFO, ha, "Configure NVRAM parameters...\n");
0107109e 304
e315cd28 305 ha->isp_ops->nvram_config(vha);
1da177e4 306
d4c760c2
AV		 307 if (ha->flags.disable_serdes) {
308 /* Mask HBA via NVRAM settings? */
309 qla_printk(KERN_INFO, ha, "Masking HBA WWPN "
310 "%02x%02x%02x%02x%02x%02x%02x%02x (via NVRAM).\n",
e315cd28
AC		 311 vha->port_name[0], vha->port_name[1],
312 vha->port_name[2], vha->port_name[3],
313 vha->port_name[4], vha->port_name[5],
314 vha->port_name[6], vha->port_name[7]);
d4c760c2
AV		 315 return QLA_FUNCTION_FAILED;
316 }
317
1da177e4
LT		 318 qla_printk(KERN_INFO, ha, "Verifying loaded RISC code...\n");
319
e315cd28
AC		 320 if (qla2x00_isp_firmware(vha) != QLA_SUCCESS) {
321 rval = ha->isp_ops->chip_diag(vha);
d19044c3
AV		 322 if (rval)
323 return (rval);
e315cd28 324 rval = qla2x00_setup_chip(vha);
d19044c3
AV		 325 if (rval)
326 return (rval);
1da177e4 327 }
4d4df193 328 if (IS_QLA84XX(ha)) {
e315cd28 329 ha->cs84xx = qla84xx_get_chip(vha);
4d4df193
HK		 330 if (!ha->cs84xx) {
331 qla_printk(KERN_ERR, ha,
332 "Unable to configure ISP84XX.\n");
333 return QLA_FUNCTION_FAILED;
334 }
335 }
e315cd28 336 rval = qla2x00_init_rings(vha);
2533cf67 337 ha->flags.chip_reset_done = 1;
1da177e4
LT		 338
339 return (rval);
340}
341
342/**
abbd8870 343 * qla2100_pci_config() - Setup ISP21xx PCI configuration registers.
1da177e4
LT		 344 * @ha: HA context
345 *
346 * Returns 0 on success.
347 */
abbd8870 348int
e315cd28 349qla2100_pci_config(scsi_qla_host_t *vha)
1da177e4 350{
a157b101 351 uint16_t w;
abbd8870 352 unsigned long flags;
e315cd28 353 struct qla_hw_data *ha = vha->hw;
3d71644c 354 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1da177e4 355
1da177e4 356 pci_set_master(ha->pdev);
af6177d8 357 pci_try_set_mwi(ha->pdev);
1da177e4 358
1da177e4 359 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
a157b101 360 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
abbd8870
AV		 361 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
362
737faece 363 pci_disable_rom(ha->pdev);
1da177e4
LT		 364
365 /* Get PCI bus information. */
366 spin_lock_irqsave(&ha->hardware_lock, flags);
3d71644c 367 ha->pci_attr = RD_REG_WORD(&reg->ctrl_status);
1da177e4
LT		 368 spin_unlock_irqrestore(&ha->hardware_lock, flags);
369
abbd8870
AV		 370 return QLA_SUCCESS;
371}
1da177e4 372
abbd8870
AV		 373/**
374 * qla2300_pci_config() - Setup ISP23xx PCI configuration registers.
375 * @ha: HA context
376 *
377 * Returns 0 on success.
378 */
379int
e315cd28 380qla2300_pci_config(scsi_qla_host_t *vha)
abbd8870 381{
a157b101 382 uint16_t w;
abbd8870
AV		 383 unsigned long flags = 0;
384 uint32_t cnt;
e315cd28 385 struct qla_hw_data *ha = vha->hw;
3d71644c 386 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1da177e4 387
abbd8870 388 pci_set_master(ha->pdev);
af6177d8 389 pci_try_set_mwi(ha->pdev);
1da177e4 390
abbd8870 391 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
a157b101 392 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
1da177e4 393
abbd8870
AV		 394 if (IS_QLA2322(ha) || IS_QLA6322(ha))
395 w &= ~PCI_COMMAND_INTX_DISABLE;
a157b101 396 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
1da177e4 397
abbd8870
AV		 398 /*
399 * If this is a 2300 card and not 2312, reset the
400 * COMMAND_INVALIDATE due to a bug in the 2300. Unfortunately,
401 * the 2310 also reports itself as a 2300 so we need to get the
402 * fb revision level -- a 6 indicates it really is a 2300 and
403 * not a 2310.
404 */
405 if (IS_QLA2300(ha)) {
406 spin_lock_irqsave(&ha->hardware_lock, flags);
1da177e4 407
abbd8870 408 /* Pause RISC. */
3d71644c 409 WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
abbd8870 410 for (cnt = 0; cnt < 30000; cnt++) {
3d71644c 411 if ((RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) != 0)
abbd8870 412 break;
1da177e4 413
abbd8870
AV		 414 udelay(10);
415 }
1da177e4 416
abbd8870 417 /* Select FPM registers. */
3d71644c
AV		 418 WRT_REG_WORD(&reg->ctrl_status, 0x20);
419 RD_REG_WORD(&reg->ctrl_status);
abbd8870
AV		 420
421 /* Get the fb rev level */
3d71644c 422 ha->fb_rev = RD_FB_CMD_REG(ha, reg);
abbd8870
AV		 423
424 if (ha->fb_rev == FPM_2300)
a157b101 425 pci_clear_mwi(ha->pdev);
abbd8870
AV		 426
427 /* Deselect FPM registers. */
3d71644c
AV		 428 WRT_REG_WORD(&reg->ctrl_status, 0x0);
429 RD_REG_WORD(&reg->ctrl_status);
abbd8870
AV		 430
431 /* Release RISC module. */
3d71644c 432 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
abbd8870 433 for (cnt = 0; cnt < 30000; cnt++) {
3d71644c 434 if ((RD_REG_WORD(&reg->hccr) & HCCR_RISC_PAUSE) == 0)
abbd8870
AV		 435 break;
436
437 udelay(10);
1da177e4 438 }
1da177e4 439
abbd8870
AV		 440 spin_unlock_irqrestore(&ha->hardware_lock, flags);
441 }
1da177e4 442
abbd8870
AV		 443 pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80);
444
737faece 445 pci_disable_rom(ha->pdev);
1da177e4 446
abbd8870
AV		 447 /* Get PCI bus information. */
448 spin_lock_irqsave(&ha->hardware_lock, flags);
3d71644c 449 ha->pci_attr = RD_REG_WORD(&reg->ctrl_status);
abbd8870
AV		 450 spin_unlock_irqrestore(&ha->hardware_lock, flags);
451
452 return QLA_SUCCESS;
1da177e4
LT		 453}
454
0107109e
AV		 455/**
456 * qla24xx_pci_config() - Setup ISP24xx PCI configuration registers.
457 * @ha: HA context
458 *
459 * Returns 0 on success.
460 */
461int
e315cd28 462qla24xx_pci_config(scsi_qla_host_t *vha)
0107109e 463{
a157b101 464 uint16_t w;
0107109e 465 unsigned long flags = 0;
e315cd28 466 struct qla_hw_data *ha = vha->hw;
0107109e 467 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
0107109e
AV		 468
469 pci_set_master(ha->pdev);
af6177d8 470 pci_try_set_mwi(ha->pdev);
0107109e
AV		 471
472 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
a157b101 473 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
0107109e
AV		 474 w &= ~PCI_COMMAND_INTX_DISABLE;
475 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
476
477 pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80);
478
479 /* PCI-X -- adjust Maximum Memory Read Byte Count (2048). */
f85ec187
AV		 480 if (pci_find_capability(ha->pdev, PCI_CAP_ID_PCIX))
481 pcix_set_mmrbc(ha->pdev, 2048);
0107109e
AV		 482
483 /* PCIe -- adjust Maximum Read Request Size (2048). */
f85ec187
AV		 484 if (pci_find_capability(ha->pdev, PCI_CAP_ID_EXP))
485 pcie_set_readrq(ha->pdev, 2048);
0107109e 486
737faece 487 pci_disable_rom(ha->pdev);
0107109e 488
44c10138 489 ha->chip_revision = ha->pdev->revision;
a8488abe 490
0107109e
AV		 491 /* Get PCI bus information. */
492 spin_lock_irqsave(&ha->hardware_lock, flags);
493 ha->pci_attr = RD_REG_DWORD(&reg->ctrl_status);
494 spin_unlock_irqrestore(&ha->hardware_lock, flags);
495
496 return QLA_SUCCESS;
497}
498
c3a2f0df
AV		 499/**
500 * qla25xx_pci_config() - Setup ISP25xx PCI configuration registers.
501 * @ha: HA context
502 *
503 * Returns 0 on success.
504 */
505int
e315cd28 506qla25xx_pci_config(scsi_qla_host_t *vha)
c3a2f0df
AV		 507{
508 uint16_t w;
e315cd28 509 struct qla_hw_data *ha = vha->hw;
c3a2f0df
AV		 510
511 pci_set_master(ha->pdev);
512 pci_try_set_mwi(ha->pdev);
513
514 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
515 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
516 w &= ~PCI_COMMAND_INTX_DISABLE;
517 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
518
519 /* PCIe -- adjust Maximum Read Request Size (2048). */
520 if (pci_find_capability(ha->pdev, PCI_CAP_ID_EXP))
521 pcie_set_readrq(ha->pdev, 2048);
522
737faece 523 pci_disable_rom(ha->pdev);
c3a2f0df
AV		 524
525 ha->chip_revision = ha->pdev->revision;
526
527 return QLA_SUCCESS;
528}
529
1da177e4
LT		 530/**
531 * qla2x00_isp_firmware() - Choose firmware image.
532 * @ha: HA context
533 *
534 * Returns 0 on success.
535 */
536static int
e315cd28 537qla2x00_isp_firmware(scsi_qla_host_t *vha)
1da177e4
LT		 538{
539 int rval;
42e421b1
AV		 540 uint16_t loop_id, topo, sw_cap;
541 uint8_t domain, area, al_pa;
e315cd28 542 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 543
544 /* Assume loading risc code */
fa2a1ce5 545 rval = QLA_FUNCTION_FAILED;
1da177e4
LT		 546
547 if (ha->flags.disable_risc_code_load) {
548 DEBUG2(printk("scsi(%ld): RISC CODE NOT loaded\n",
e315cd28 549 vha->host_no));
1da177e4
LT		 550 qla_printk(KERN_INFO, ha, "RISC CODE NOT loaded\n");
551
552 /* Verify checksum of loaded RISC code. */
e315cd28 553 rval = qla2x00_verify_checksum(vha, ha->fw_srisc_address);
42e421b1
AV		 554 if (rval == QLA_SUCCESS) {
555 /* And, verify we are not in ROM code. */
e315cd28 556 rval = qla2x00_get_adapter_id(vha, &loop_id, &al_pa,
42e421b1
AV		 557 &area, &domain, &topo, &sw_cap);
558 }
1da177e4
LT		 559 }
560
561 if (rval) {
562 DEBUG2_3(printk("scsi(%ld): **** Load RISC code ****\n",
e315cd28 563 vha->host_no));
1da177e4
LT		 564 }
565
566 return (rval);
567}
568
569/**
570 * qla2x00_reset_chip() - Reset ISP chip.
571 * @ha: HA context
572 *
573 * Returns 0 on success.
574 */
abbd8870 575void
e315cd28 576qla2x00_reset_chip(scsi_qla_host_t *vha)
1da177e4
LT		 577{
578 unsigned long flags = 0;
e315cd28 579 struct qla_hw_data *ha = vha->hw;
3d71644c 580 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1da177e4 581 uint32_t cnt;
1da177e4
LT		 582 uint16_t cmd;
583
fd34f556 584 ha->isp_ops->disable_intrs(ha);
1da177e4
LT		 585
586 spin_lock_irqsave(&ha->hardware_lock, flags);
587
588 /* Turn off master enable */
589 cmd = 0;
590 pci_read_config_word(ha->pdev, PCI_COMMAND, &cmd);
591 cmd &= ~PCI_COMMAND_MASTER;
592 pci_write_config_word(ha->pdev, PCI_COMMAND, cmd);
593
594 if (!IS_QLA2100(ha)) {
595 /* Pause RISC. */
596 WRT_REG_WORD(&reg->hccr, HCCR_PAUSE_RISC);
597 if (IS_QLA2200(ha) || IS_QLA2300(ha)) {
598 for (cnt = 0; cnt < 30000; cnt++) {
599 if ((RD_REG_WORD(&reg->hccr) &
600 HCCR_RISC_PAUSE) != 0)
601 break;
602 udelay(100);
603 }
604 } else {
605 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
606 udelay(10);
607 }
608
609 /* Select FPM registers. */
610 WRT_REG_WORD(&reg->ctrl_status, 0x20);
611 RD_REG_WORD(&reg->ctrl_status); /* PCI Posting. */
612
613 /* FPM Soft Reset. */
614 WRT_REG_WORD(&reg->fpm_diag_config, 0x100);
615 RD_REG_WORD(&reg->fpm_diag_config); /* PCI Posting. */
616
617 /* Toggle Fpm Reset. */
618 if (!IS_QLA2200(ha)) {
619 WRT_REG_WORD(&reg->fpm_diag_config, 0x0);
620 RD_REG_WORD(&reg->fpm_diag_config); /* PCI Posting. */
621 }
622
623 /* Select frame buffer registers. */
624 WRT_REG_WORD(&reg->ctrl_status, 0x10);
625 RD_REG_WORD(&reg->ctrl_status); /* PCI Posting. */
626
627 /* Reset frame buffer FIFOs. */
628 if (IS_QLA2200(ha)) {
629 WRT_FB_CMD_REG(ha, reg, 0xa000);
630 RD_FB_CMD_REG(ha, reg); /* PCI Posting. */
631 } else {
632 WRT_FB_CMD_REG(ha, reg, 0x00fc);
633
634 /* Read back fb_cmd until zero or 3 seconds max */
635 for (cnt = 0; cnt < 3000; cnt++) {
636 if ((RD_FB_CMD_REG(ha, reg) & 0xff) == 0)
637 break;
638 udelay(100);
639 }
640 }
641
642 /* Select RISC module registers. */
643 WRT_REG_WORD(&reg->ctrl_status, 0);
644 RD_REG_WORD(&reg->ctrl_status); /* PCI Posting. */
645
646 /* Reset RISC processor. */
647 WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
648 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
649
650 /* Release RISC processor. */
651 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
652 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
653 }
654
655 WRT_REG_WORD(&reg->hccr, HCCR_CLR_RISC_INT);
656 WRT_REG_WORD(&reg->hccr, HCCR_CLR_HOST_INT);
657
658 /* Reset ISP chip. */
659 WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
660
661 /* Wait for RISC to recover from reset. */
662 if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
663 /*
664 * It is necessary to for a delay here since the card doesn't
665 * respond to PCI reads during a reset. On some architectures
666 * this will result in an MCA.
667 */
668 udelay(20);
669 for (cnt = 30000; cnt; cnt--) {
670 if ((RD_REG_WORD(&reg->ctrl_status) &
671 CSR_ISP_SOFT_RESET) == 0)
672 break;
673 udelay(100);
674 }
675 } else
676 udelay(10);
677
678 /* Reset RISC processor. */
679 WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
680
681 WRT_REG_WORD(&reg->semaphore, 0);
682
683 /* Release RISC processor. */
684 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
685 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
686
687 if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
688 for (cnt = 0; cnt < 30000; cnt++) {
ffb39f03 689 if (RD_MAILBOX_REG(ha, reg, 0) != MBS_BUSY)
1da177e4 690 break;
1da177e4
LT		 691
692 udelay(100);
693 }
694 } else
695 udelay(100);
696
697 /* Turn on master enable */
698 cmd |= PCI_COMMAND_MASTER;
699 pci_write_config_word(ha->pdev, PCI_COMMAND, cmd);
700
701 /* Disable RISC pause on FPM parity error. */
702 if (!IS_QLA2100(ha)) {
703 WRT_REG_WORD(&reg->hccr, HCCR_DISABLE_PARITY_PAUSE);
704 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
705 }
706
707 spin_unlock_irqrestore(&ha->hardware_lock, flags);
708}
709
0107109e 710/**
88c26663 711 * qla24xx_reset_risc() - Perform full reset of ISP24xx RISC.
0107109e
AV		 712 * @ha: HA context
713 *
714 * Returns 0 on success.
715 */
88c26663 716static inline void
e315cd28 717qla24xx_reset_risc(scsi_qla_host_t *vha)
0107109e
AV		 718{
719 unsigned long flags = 0;
e315cd28 720 struct qla_hw_data *ha = vha->hw;
0107109e
AV		 721 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
722 uint32_t cnt, d2;
335a1cc9 723 uint16_t wd;
0107109e 724
0107109e
AV		 725 spin_lock_irqsave(&ha->hardware_lock, flags);
726
727 /* Reset RISC. */
728 WRT_REG_DWORD(&reg->ctrl_status, CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
729 for (cnt = 0; cnt < 30000; cnt++) {
730 if ((RD_REG_DWORD(&reg->ctrl_status) & CSRX_DMA_ACTIVE) == 0)
731 break;
732
733 udelay(10);
734 }
735
736 WRT_REG_DWORD(&reg->ctrl_status,
737 CSRX_ISP_SOFT_RESET|CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
335a1cc9 738 pci_read_config_word(ha->pdev, PCI_COMMAND, &wd);
88c26663 739
335a1cc9 740 udelay(100);
88c26663 741 /* Wait for firmware to complete NVRAM accesses. */
88c26663
AV		 742 d2 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
743 for (cnt = 10000 ; cnt && d2; cnt--) {
744 udelay(5);
745 d2 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
746 barrier();
747 }
748
335a1cc9 749 /* Wait for soft-reset to complete. */
0107109e
AV		 750 d2 = RD_REG_DWORD(&reg->ctrl_status);
751 for (cnt = 6000000 ; cnt && (d2 & CSRX_ISP_SOFT_RESET); cnt--) {
752 udelay(5);
753 d2 = RD_REG_DWORD(&reg->ctrl_status);
754 barrier();
755 }
756
757 WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_RESET);
758 RD_REG_DWORD(&reg->hccr);
759
760 WRT_REG_DWORD(&reg->hccr, HCCRX_REL_RISC_PAUSE);
761 RD_REG_DWORD(&reg->hccr);
762
763 WRT_REG_DWORD(&reg->hccr, HCCRX_CLR_RISC_RESET);
764 RD_REG_DWORD(&reg->hccr);
765
766 d2 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
767 for (cnt = 6000000 ; cnt && d2; cnt--) {
768 udelay(5);
769 d2 = (uint32_t) RD_REG_WORD(&reg->mailbox0);
770 barrier();
771 }
772
773 spin_unlock_irqrestore(&ha->hardware_lock, flags);
124f85e6
AV		 774
775 if (IS_NOPOLLING_TYPE(ha))
776 ha->isp_ops->enable_intrs(ha);
0107109e
AV		 777}
778
88c26663
AV		 779/**
780 * qla24xx_reset_chip() - Reset ISP24xx chip.
781 * @ha: HA context
782 *
783 * Returns 0 on success.
784 */
785void
e315cd28 786qla24xx_reset_chip(scsi_qla_host_t *vha)
88c26663 787{
e315cd28 788 struct qla_hw_data *ha = vha->hw;
fd34f556 789 ha->isp_ops->disable_intrs(ha);
88c26663
AV		 790
791 /* Perform RISC reset. */
e315cd28 792 qla24xx_reset_risc(vha);
88c26663
AV		 793}
794
1da177e4
LT		 795/**
796 * qla2x00_chip_diag() - Test chip for proper operation.
797 * @ha: HA context
798 *
799 * Returns 0 on success.
800 */
abbd8870 801int
e315cd28 802qla2x00_chip_diag(scsi_qla_host_t *vha)
1da177e4
LT		 803{
804 int rval;
e315cd28 805 struct qla_hw_data *ha = vha->hw;
3d71644c 806 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1da177e4
LT		 807 unsigned long flags = 0;
808 uint16_t data;
809 uint32_t cnt;
810 uint16_t mb[5];
73208dfd 811 struct req_que *req = ha->req_q_map[0];
1da177e4
LT		 812
813 /* Assume a failed state */
814 rval = QLA_FUNCTION_FAILED;
815
816 DEBUG3(printk("scsi(%ld): Testing device at %lx.\n",
e315cd28 817 vha->host_no, (u_long)&reg->flash_address));
1da177e4
LT		 818
819 spin_lock_irqsave(&ha->hardware_lock, flags);
820
821 /* Reset ISP chip. */
822 WRT_REG_WORD(&reg->ctrl_status, CSR_ISP_SOFT_RESET);
823
824 /*
825 * We need to have a delay here since the card will not respond while
826 * in reset causing an MCA on some architectures.
827 */
828 udelay(20);
829 data = qla2x00_debounce_register(&reg->ctrl_status);
830 for (cnt = 6000000 ; cnt && (data & CSR_ISP_SOFT_RESET); cnt--) {
831 udelay(5);
832 data = RD_REG_WORD(&reg->ctrl_status);
833 barrier();
834 }
835
836 if (!cnt)
837 goto chip_diag_failed;
838
839 DEBUG3(printk("scsi(%ld): Reset register cleared by chip reset\n",
7640335e 840 vha->host_no));
1da177e4
LT		 841
842 /* Reset RISC processor. */
843 WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
844 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
845
846 /* Workaround for QLA2312 PCI parity error */
847 if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
848 data = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 0));
849 for (cnt = 6000000; cnt && (data == MBS_BUSY); cnt--) {
850 udelay(5);
851 data = RD_MAILBOX_REG(ha, reg, 0);
fa2a1ce5 852 barrier();
1da177e4
LT		 853 }
854 } else
855 udelay(10);
856
857 if (!cnt)
858 goto chip_diag_failed;
859
860 /* Check product ID of chip */
7640335e 861 DEBUG3(printk("scsi(%ld): Checking product ID of chip\n", vha->host_no));
1da177e4
LT		 862
863 mb[1] = RD_MAILBOX_REG(ha, reg, 1);
864 mb[2] = RD_MAILBOX_REG(ha, reg, 2);
865 mb[3] = RD_MAILBOX_REG(ha, reg, 3);
866 mb[4] = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 4));
867 if (mb[1] != PROD_ID_1 || (mb[2] != PROD_ID_2 && mb[2] != PROD_ID_2a) ||
868 mb[3] != PROD_ID_3) {
869 qla_printk(KERN_WARNING, ha,
870 "Wrong product ID = 0x%x,0x%x,0x%x\n", mb[1], mb[2], mb[3]);
871
872 goto chip_diag_failed;
873 }
874 ha->product_id[0] = mb[1];
875 ha->product_id[1] = mb[2];
876 ha->product_id[2] = mb[3];
877 ha->product_id[3] = mb[4];
878
879 /* Adjust fw RISC transfer size */
73208dfd 880 if (req->length > 1024)
1da177e4
LT		 881 ha->fw_transfer_size = REQUEST_ENTRY_SIZE * 1024;
882 else
883 ha->fw_transfer_size = REQUEST_ENTRY_SIZE *
73208dfd 884 req->length;
1da177e4
LT		 885
886 if (IS_QLA2200(ha) &&
887 RD_MAILBOX_REG(ha, reg, 7) == QLA2200A_RISC_ROM_VER) {
888 /* Limit firmware transfer size with a 2200A */
889 DEBUG3(printk("scsi(%ld): Found QLA2200A chip.\n",
e315cd28 890 vha->host_no));
1da177e4 891
ea5b6382 892 ha->device_type |= DT_ISP2200A;
1da177e4
LT		 893 ha->fw_transfer_size = 128;
894 }
895
896 /* Wrap Incoming Mailboxes Test. */
897 spin_unlock_irqrestore(&ha->hardware_lock, flags);
898
e315cd28
AC		 899 DEBUG3(printk("scsi(%ld): Checking mailboxes.\n", vha->host_no));
900 rval = qla2x00_mbx_reg_test(vha);
1da177e4
LT		 901 if (rval) {
902 DEBUG(printk("scsi(%ld): Failed mailbox send register test\n",
e315cd28 903 vha->host_no));
1da177e4
LT		 904 qla_printk(KERN_WARNING, ha,
905 "Failed mailbox send register test\n");
906 }
907 else {
908 /* Flag a successful rval */
909 rval = QLA_SUCCESS;
910 }
911 spin_lock_irqsave(&ha->hardware_lock, flags);
912
913chip_diag_failed:
914 if (rval)
915 DEBUG2_3(printk("scsi(%ld): Chip diagnostics **** FAILED "
e315cd28 916 "****\n", vha->host_no));
1da177e4
LT		 917
918 spin_unlock_irqrestore(&ha->hardware_lock, flags);
919
920 return (rval);
921}
922
0107109e
AV		 923/**
924 * qla24xx_chip_diag() - Test ISP24xx for proper operation.
925 * @ha: HA context
926 *
927 * Returns 0 on success.
928 */
929int
e315cd28 930qla24xx_chip_diag(scsi_qla_host_t *vha)
0107109e
AV		 931{
932 int rval;
e315cd28 933 struct qla_hw_data *ha = vha->hw;
73208dfd 934 struct req_que *req = ha->req_q_map[0];
0107109e 935
73208dfd 936 ha->fw_transfer_size = REQUEST_ENTRY_SIZE * req->length;
0107109e 937
e315cd28 938 rval = qla2x00_mbx_reg_test(vha);
0107109e
AV		 939 if (rval) {
940 DEBUG(printk("scsi(%ld): Failed mailbox send register test\n",
e315cd28 941 vha->host_no));
0107109e
AV		 942 qla_printk(KERN_WARNING, ha,
943 "Failed mailbox send register test\n");
944 } else {
945 /* Flag a successful rval */
946 rval = QLA_SUCCESS;
947 }
948
949 return rval;
950}
951
a7a167bf 952void
e315cd28 953qla2x00_alloc_fw_dump(scsi_qla_host_t *vha)
0107109e 954{
a7a167bf
AV		 955 int rval;
956 uint32_t dump_size, fixed_size, mem_size, req_q_size, rsp_q_size,
73208dfd 957 eft_size, fce_size, mq_size;
df613b96
AV		 958 dma_addr_t tc_dma;
959 void *tc;
e315cd28 960 struct qla_hw_data *ha = vha->hw;
73208dfd
AC		 961 struct req_que *req = ha->req_q_map[0];
962 struct rsp_que *rsp = ha->rsp_q_map[0];
a7a167bf
AV		 963
964 if (ha->fw_dump) {
965 qla_printk(KERN_WARNING, ha,
966 "Firmware dump previously allocated.\n");
967 return;
968 }
d4e3e04d 969
0107109e 970 ha->fw_dumped = 0;
73208dfd 971 fixed_size = mem_size = eft_size = fce_size = mq_size = 0;
d4e3e04d 972 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
a7a167bf 973 fixed_size = sizeof(struct qla2100_fw_dump);
d4e3e04d 974 } else if (IS_QLA23XX(ha)) {
a7a167bf
AV		 975 fixed_size = offsetof(struct qla2300_fw_dump, data_ram);
976 mem_size = (ha->fw_memory_size - 0x11000 + 1) *
977 sizeof(uint16_t);
e428924c 978 } else if (IS_FWI2_CAPABLE(ha)) {
3a03eb79
AV		 979 if (IS_QLA81XX(ha))
980 fixed_size = offsetof(struct qla81xx_fw_dump, ext_mem);
981 else if (IS_QLA25XX(ha))
982 fixed_size = offsetof(struct qla25xx_fw_dump, ext_mem);
983 else
984 fixed_size = offsetof(struct qla24xx_fw_dump, ext_mem);
a7a167bf
AV		 985 mem_size = (ha->fw_memory_size - 0x100000 + 1) *
986 sizeof(uint32_t);
73208dfd
AC		 987 if (ha->mqenable)
988 mq_size = sizeof(struct qla2xxx_mq_chain);
df613b96 989 /* Allocate memory for Fibre Channel Event Buffer. */
3a03eb79 990 if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha))
436a7b11 991 goto try_eft;
df613b96
AV		 992
993 tc = dma_alloc_coherent(&ha->pdev->dev, FCE_SIZE, &tc_dma,
994 GFP_KERNEL);
995 if (!tc) {
996 qla_printk(KERN_WARNING, ha, "Unable to allocate "
997 "(%d KB) for FCE.\n", FCE_SIZE / 1024);
17d98630 998 goto try_eft;
df613b96
AV		 999 }
1000
1001 memset(tc, 0, FCE_SIZE);
e315cd28 1002 rval = qla2x00_enable_fce_trace(vha, tc_dma, FCE_NUM_BUFFERS,
df613b96
AV		 1003 ha->fce_mb, &ha->fce_bufs);
1004 if (rval) {
1005 qla_printk(KERN_WARNING, ha, "Unable to initialize "
1006 "FCE (%d).\n", rval);
1007 dma_free_coherent(&ha->pdev->dev, FCE_SIZE, tc,
1008 tc_dma);
1009 ha->flags.fce_enabled = 0;
17d98630 1010 goto try_eft;
df613b96
AV		 1011 }
1012
1013 qla_printk(KERN_INFO, ha, "Allocated (%d KB) for FCE...\n",
1014 FCE_SIZE / 1024);
1015
7d9dade3 1016 fce_size = sizeof(struct qla2xxx_fce_chain) + FCE_SIZE;
df613b96
AV		 1017 ha->flags.fce_enabled = 1;
1018 ha->fce_dma = tc_dma;
1019 ha->fce = tc;
436a7b11
AV		 1020try_eft:
1021 /* Allocate memory for Extended Trace Buffer. */
1022 tc = dma_alloc_coherent(&ha->pdev->dev, EFT_SIZE, &tc_dma,
1023 GFP_KERNEL);
1024 if (!tc) {
1025 qla_printk(KERN_WARNING, ha, "Unable to allocate "
1026 "(%d KB) for EFT.\n", EFT_SIZE / 1024);
1027 goto cont_alloc;
1028 }
1029
1030 memset(tc, 0, EFT_SIZE);
e315cd28 1031 rval = qla2x00_enable_eft_trace(vha, tc_dma, EFT_NUM_BUFFERS);
436a7b11
AV		 1032 if (rval) {
1033 qla_printk(KERN_WARNING, ha, "Unable to initialize "
1034 "EFT (%d).\n", rval);
1035 dma_free_coherent(&ha->pdev->dev, EFT_SIZE, tc,
1036 tc_dma);
1037 goto cont_alloc;
1038 }
1039
1040 qla_printk(KERN_INFO, ha, "Allocated (%d KB) for EFT...\n",
1041 EFT_SIZE / 1024);
1042
1043 eft_size = EFT_SIZE;
1044 ha->eft_dma = tc_dma;
1045 ha->eft = tc;
d4e3e04d 1046 }
a7a167bf 1047cont_alloc:
73208dfd
AC		 1048 req_q_size = req->length * sizeof(request_t);
1049 rsp_q_size = rsp->length * sizeof(response_t);
a7a167bf
AV		 1050
1051 dump_size = offsetof(struct qla2xxx_fw_dump, isp);
2afa19a9 1052 dump_size += fixed_size + mem_size + req_q_size + rsp_q_size + eft_size;
bb99de67
AV		 1053 ha->chain_offset = dump_size;
1054 dump_size += mq_size + fce_size;
d4e3e04d
AV		 1055
1056 ha->fw_dump = vmalloc(dump_size);
a7a167bf 1057 if (!ha->fw_dump) {
0107109e 1058 qla_printk(KERN_WARNING, ha, "Unable to allocate (%d KB) for "
d4e3e04d 1059 "firmware dump!!!\n", dump_size / 1024);
a7a167bf
AV		 1060
1061 if (ha->eft) {
1062 dma_free_coherent(&ha->pdev->dev, eft_size, ha->eft,
1063 ha->eft_dma);
1064 ha->eft = NULL;
1065 ha->eft_dma = 0;
1066 }
1067 return;
1068 }
a7a167bf
AV		 1069 qla_printk(KERN_INFO, ha, "Allocated (%d KB) for firmware dump...\n",
1070 dump_size / 1024);
1071
1072 ha->fw_dump_len = dump_size;
1073 ha->fw_dump->signature[0] = 'Q';
1074 ha->fw_dump->signature[1] = 'L';
1075 ha->fw_dump->signature[2] = 'G';
1076 ha->fw_dump->signature[3] = 'C';
1077 ha->fw_dump->version = __constant_htonl(1);
1078
1079 ha->fw_dump->fixed_size = htonl(fixed_size);
1080 ha->fw_dump->mem_size = htonl(mem_size);
1081 ha->fw_dump->req_q_size = htonl(req_q_size);
1082 ha->fw_dump->rsp_q_size = htonl(rsp_q_size);
1083
1084 ha->fw_dump->eft_size = htonl(eft_size);
1085 ha->fw_dump->eft_addr_l = htonl(LSD(ha->eft_dma));
1086 ha->fw_dump->eft_addr_h = htonl(MSD(ha->eft_dma));
1087
1088 ha->fw_dump->header_size =
1089 htonl(offsetof(struct qla2xxx_fw_dump, isp));
0107109e
AV		 1090}
1091
18e7555a
AV		 1092static int
1093qla81xx_mpi_sync(scsi_qla_host_t *vha)
1094{
1095#define MPS_MASK 0xe0
1096 int rval;
1097 uint16_t dc;
1098 uint32_t dw;
1099 struct qla_hw_data *ha = vha->hw;
1100
1101 if (!IS_QLA81XX(vha->hw))
1102 return QLA_SUCCESS;
1103
1104 rval = qla2x00_write_ram_word(vha, 0x7c00, 1);
1105 if (rval != QLA_SUCCESS) {
1106 DEBUG2(qla_printk(KERN_WARNING, ha,
1107 "Sync-MPI: Unable to acquire semaphore.\n"));
1108 goto done;
1109 }
1110
1111 pci_read_config_word(vha->hw->pdev, 0x54, &dc);
1112 rval = qla2x00_read_ram_word(vha, 0x7a15, &dw);
1113 if (rval != QLA_SUCCESS) {
1114 DEBUG2(qla_printk(KERN_WARNING, ha,
1115 "Sync-MPI: Unable to read sync.\n"));
1116 goto done_release;
1117 }
1118
1119 dc &= MPS_MASK;
1120 if (dc == (dw & MPS_MASK))
1121 goto done_release;
1122
1123 dw &= ~MPS_MASK;
1124 dw |= dc;
1125 rval = qla2x00_write_ram_word(vha, 0x7a15, dw);
1126 if (rval != QLA_SUCCESS) {
1127 DEBUG2(qla_printk(KERN_WARNING, ha,
1128 "Sync-MPI: Unable to gain sync.\n"));
1129 }
1130
1131done_release:
1132 rval = qla2x00_write_ram_word(vha, 0x7c00, 0);
1133 if (rval != QLA_SUCCESS) {
1134 DEBUG2(qla_printk(KERN_WARNING, ha,
1135 "Sync-MPI: Unable to release semaphore.\n"));
1136 }
1137
1138done:
1139 return rval;
1140}
1141
1da177e4
LT		 1142/**
1143 * qla2x00_setup_chip() - Load and start RISC firmware.
1144 * @ha: HA context
1145 *
1146 * Returns 0 on success.
1147 */
1148static int
e315cd28 1149qla2x00_setup_chip(scsi_qla_host_t *vha)
1da177e4 1150{
0107109e
AV		 1151 int rval;
1152 uint32_t srisc_address = 0;
e315cd28 1153 struct qla_hw_data *ha = vha->hw;
3db0652e
AV		 1154 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1155 unsigned long flags;
dda772e8 1156 uint16_t fw_major_version;
3db0652e
AV		 1157
1158 if (!IS_FWI2_CAPABLE(ha) && !IS_QLA2100(ha) && !IS_QLA2200(ha)) {
1159 /* Disable SRAM, Instruction RAM and GP RAM parity. */
1160 spin_lock_irqsave(&ha->hardware_lock, flags);
1161 WRT_REG_WORD(&reg->hccr, (HCCR_ENABLE_PARITY + 0x0));
1162 RD_REG_WORD(&reg->hccr);
1163 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1164 }
1da177e4 1165
18e7555a
AV		 1166 qla81xx_mpi_sync(vha);
1167
1da177e4 1168 /* Load firmware sequences */
e315cd28 1169 rval = ha->isp_ops->load_risc(vha, &srisc_address);
0107109e 1170 if (rval == QLA_SUCCESS) {
1da177e4 1171 DEBUG(printk("scsi(%ld): Verifying Checksum of loaded RISC "
e315cd28 1172 "code.\n", vha->host_no));
1da177e4 1173
e315cd28 1174 rval = qla2x00_verify_checksum(vha, srisc_address);
1da177e4
LT		 1175 if (rval == QLA_SUCCESS) {
1176 /* Start firmware execution. */
1177 DEBUG(printk("scsi(%ld): Checksum OK, start "
e315cd28 1178 "firmware.\n", vha->host_no));
1da177e4 1179
e315cd28 1180 rval = qla2x00_execute_fw(vha, srisc_address);
1da177e4 1181 /* Retrieve firmware information. */
dda772e8
AV		 1182 if (rval == QLA_SUCCESS) {
1183 fw_major_version = ha->fw_major_version;
ca9e9c3e 1184 rval = qla2x00_get_fw_version(vha,
1da177e4
LT		 1185 &ha->fw_major_version,
1186 &ha->fw_minor_version,
1187 &ha->fw_subminor_version,
3a03eb79 1188 &ha->fw_attributes, &ha->fw_memory_size,
55a96158
AV		 1189 ha->mpi_version, &ha->mpi_capabilities,
1190 ha->phy_version);
ca9e9c3e
AV		 1191 if (rval != QLA_SUCCESS)
1192 goto failed;
2c3dfe3f 1193 ha->flags.npiv_supported = 0;
e315cd28 1194 if (IS_QLA2XXX_MIDTYPE(ha) &&
946fb891 1195 (ha->fw_attributes & BIT_2)) {
2c3dfe3f 1196 ha->flags.npiv_supported = 1;
4d0ea247
SJ		 1197 if ((!ha->max_npiv_vports) ||
1198 ((ha->max_npiv_vports + 1) %
eb66dc60 1199 MIN_MULTI_ID_FABRIC))
4d0ea247 1200 ha->max_npiv_vports =
eb66dc60 1201 MIN_MULTI_ID_FABRIC - 1;
4d0ea247 1202 }
24a08138
AV		 1203 qla2x00_get_resource_cnts(vha, NULL,
1204 &ha->fw_xcb_count, NULL, NULL,
f3a0a77e 1205 &ha->max_npiv_vports, NULL);
d743de66
AV		 1206
1207 if (!fw_major_version && ql2xallocfwdump)
1208 qla2x00_alloc_fw_dump(vha);
1da177e4
LT		 1209 }
1210 } else {
1211 DEBUG2(printk(KERN_INFO
1212 "scsi(%ld): ISP Firmware failed checksum.\n",
e315cd28 1213 vha->host_no));
1da177e4
LT		 1214 }
1215 }
1216
3db0652e
AV		 1217 if (!IS_FWI2_CAPABLE(ha) && !IS_QLA2100(ha) && !IS_QLA2200(ha)) {
1218 /* Enable proper parity. */
1219 spin_lock_irqsave(&ha->hardware_lock, flags);
1220 if (IS_QLA2300(ha))
1221 /* SRAM parity */
1222 WRT_REG_WORD(&reg->hccr, HCCR_ENABLE_PARITY + 0x1);
1223 else
1224 /* SRAM, Instruction RAM and GP RAM parity */
1225 WRT_REG_WORD(&reg->hccr, HCCR_ENABLE_PARITY + 0x7);
1226 RD_REG_WORD(&reg->hccr);
1227 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1228 }
1229
1d2874de
JC		 1230 if (rval == QLA_SUCCESS && IS_FAC_REQUIRED(ha)) {
1231 uint32_t size;
1232
1233 rval = qla81xx_fac_get_sector_size(vha, &size);
1234 if (rval == QLA_SUCCESS) {
1235 ha->flags.fac_supported = 1;
1236 ha->fdt_block_size = size << 2;
1237 } else {
1238 qla_printk(KERN_ERR, ha,
1239 "Unsupported FAC firmware (%d.%02d.%02d).\n",
1240 ha->fw_major_version, ha->fw_minor_version,
1241 ha->fw_subminor_version);
1242 }
1243 }
ca9e9c3e 1244failed:
1da177e4
LT		 1245 if (rval) {
1246 DEBUG2_3(printk("scsi(%ld): Setup chip **** FAILED ****.\n",
e315cd28 1247 vha->host_no));
1da177e4
LT		 1248 }
1249
1250 return (rval);
1251}
1252
1253/**
1254 * qla2x00_init_response_q_entries() - Initializes response queue entries.
1255 * @ha: HA context
1256 *
1257 * Beginning of request ring has initialization control block already built
1258 * by nvram config routine.
1259 *
1260 * Returns 0 on success.
1261 */
73208dfd
AC		 1262void
1263qla2x00_init_response_q_entries(struct rsp_que *rsp)
1da177e4
LT		 1264{
1265 uint16_t cnt;
1266 response_t *pkt;
1267
2afa19a9
AC		 1268 rsp->ring_ptr = rsp->ring;
1269 rsp->ring_index = 0;
1270 rsp->status_srb = NULL;
e315cd28
AC		 1271 pkt = rsp->ring_ptr;
1272 for (cnt = 0; cnt < rsp->length; cnt++) {
1da177e4
LT		 1273 pkt->signature = RESPONSE_PROCESSED;
1274 pkt++;
1275 }
1da177e4
LT		 1276}
1277
1278/**
1279 * qla2x00_update_fw_options() - Read and process firmware options.
1280 * @ha: HA context
1281 *
1282 * Returns 0 on success.
1283 */
abbd8870 1284void
e315cd28 1285qla2x00_update_fw_options(scsi_qla_host_t *vha)
1da177e4
LT		 1286{
1287 uint16_t swing, emphasis, tx_sens, rx_sens;
e315cd28 1288 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 1289
1290 memset(ha->fw_options, 0, sizeof(ha->fw_options));
e315cd28 1291 qla2x00_get_fw_options(vha, ha->fw_options);
1da177e4
LT		 1292
1293 if (IS_QLA2100(ha) || IS_QLA2200(ha))
1294 return;
1295
1296 /* Serial Link options. */
1297 DEBUG3(printk("scsi(%ld): Serial link options:\n",
e315cd28 1298 vha->host_no));
1da177e4
LT		 1299 DEBUG3(qla2x00_dump_buffer((uint8_t *)&ha->fw_seriallink_options,
1300 sizeof(ha->fw_seriallink_options)));
1301
1302 ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING;
1303 if (ha->fw_seriallink_options[3] & BIT_2) {
1304 ha->fw_options[1] |= FO1_SET_EMPHASIS_SWING;
1305
1306 /* 1G settings */
1307 swing = ha->fw_seriallink_options[2] & (BIT_2 | BIT_1 | BIT_0);
1308 emphasis = (ha->fw_seriallink_options[2] &
1309 (BIT_4 | BIT_3)) >> 3;
1310 tx_sens = ha->fw_seriallink_options[0] &
fa2a1ce5 1311 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
1da177e4
LT		 1312 rx_sens = (ha->fw_seriallink_options[0] &
1313 (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4;
1314 ha->fw_options[10] = (emphasis << 14) | (swing << 8);
1315 if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
1316 if (rx_sens == 0x0)
1317 rx_sens = 0x3;
1318 ha->fw_options[10] |= (tx_sens << 4) | rx_sens;
1319 } else if (IS_QLA2322(ha) || IS_QLA6322(ha))
1320 ha->fw_options[10] |= BIT_5 |
1321 ((rx_sens & (BIT_1 | BIT_0)) << 2) |
1322 (tx_sens & (BIT_1 | BIT_0));
1323
1324 /* 2G settings */
1325 swing = (ha->fw_seriallink_options[2] &
1326 (BIT_7 | BIT_6 | BIT_5)) >> 5;
1327 emphasis = ha->fw_seriallink_options[3] & (BIT_1 | BIT_0);
1328 tx_sens = ha->fw_seriallink_options[1] &
fa2a1ce5 1329 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
1da177e4
LT		 1330 rx_sens = (ha->fw_seriallink_options[1] &
1331 (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4;
1332 ha->fw_options[11] = (emphasis << 14) | (swing << 8);
1333 if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
1334 if (rx_sens == 0x0)
1335 rx_sens = 0x3;
1336 ha->fw_options[11] |= (tx_sens << 4) | rx_sens;
1337 } else if (IS_QLA2322(ha) || IS_QLA6322(ha))
1338 ha->fw_options[11] |= BIT_5 |
1339 ((rx_sens & (BIT_1 | BIT_0)) << 2) |
1340 (tx_sens & (BIT_1 | BIT_0));
1341 }
1342
1343 /* FCP2 options. */
1344 /* Return command IOCBs without waiting for an ABTS to complete. */
1345 ha->fw_options[3] |= BIT_13;
1346
1347 /* LED scheme. */
1348 if (ha->flags.enable_led_scheme)
1349 ha->fw_options[2] |= BIT_12;
1350
48c02fde
AV		 1351 /* Detect ISP6312. */
1352 if (IS_QLA6312(ha))
1353 ha->fw_options[2] |= BIT_13;
1354
1da177e4 1355 /* Update firmware options. */
e315cd28 1356 qla2x00_set_fw_options(vha, ha->fw_options);
1da177e4
LT		 1357}
1358
0107109e 1359void
e315cd28 1360qla24xx_update_fw_options(scsi_qla_host_t *vha)
0107109e
AV		 1361{
1362 int rval;
e315cd28 1363 struct qla_hw_data *ha = vha->hw;
0107109e
AV		 1364
1365 /* Update Serial Link options. */
f94097ed 1366 if ((le16_to_cpu(ha->fw_seriallink_options24[0]) & BIT_0) == 0)
0107109e
AV		 1367 return;
1368
e315cd28 1369 rval = qla2x00_set_serdes_params(vha,
f94097ed
AV		 1370 le16_to_cpu(ha->fw_seriallink_options24[1]),
1371 le16_to_cpu(ha->fw_seriallink_options24[2]),
1372 le16_to_cpu(ha->fw_seriallink_options24[3]));
0107109e
AV		 1373 if (rval != QLA_SUCCESS) {
1374 qla_printk(KERN_WARNING, ha,
1375 "Unable to update Serial Link options (%x).\n", rval);
1376 }
1377}
1378
abbd8870 1379void
e315cd28 1380qla2x00_config_rings(struct scsi_qla_host *vha)
abbd8870 1381{
e315cd28 1382 struct qla_hw_data *ha = vha->hw;
3d71644c 1383 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
73208dfd
AC		 1384 struct req_que *req = ha->req_q_map[0];
1385 struct rsp_que *rsp = ha->rsp_q_map[0];
abbd8870
AV		 1386
1387 /* Setup ring parameters in initialization control block. */
1388 ha->init_cb->request_q_outpointer = __constant_cpu_to_le16(0);
1389 ha->init_cb->response_q_inpointer = __constant_cpu_to_le16(0);
e315cd28
AC		 1390 ha->init_cb->request_q_length = cpu_to_le16(req->length);
1391 ha->init_cb->response_q_length = cpu_to_le16(rsp->length);
1392 ha->init_cb->request_q_address[0] = cpu_to_le32(LSD(req->dma));
1393 ha->init_cb->request_q_address[1] = cpu_to_le32(MSD(req->dma));
1394 ha->init_cb->response_q_address[0] = cpu_to_le32(LSD(rsp->dma));
1395 ha->init_cb->response_q_address[1] = cpu_to_le32(MSD(rsp->dma));
abbd8870
AV		 1396
1397 WRT_REG_WORD(ISP_REQ_Q_IN(ha, reg), 0);
1398 WRT_REG_WORD(ISP_REQ_Q_OUT(ha, reg), 0);
1399 WRT_REG_WORD(ISP_RSP_Q_IN(ha, reg), 0);
1400 WRT_REG_WORD(ISP_RSP_Q_OUT(ha, reg), 0);
1401 RD_REG_WORD(ISP_RSP_Q_OUT(ha, reg)); /* PCI Posting. */
1402}
1403
0107109e 1404void
e315cd28 1405qla24xx_config_rings(struct scsi_qla_host *vha)
0107109e 1406{
e315cd28 1407 struct qla_hw_data *ha = vha->hw;
73208dfd
AC		 1408 device_reg_t __iomem *reg = ISP_QUE_REG(ha, 0);
1409 struct device_reg_2xxx __iomem *ioreg = &ha->iobase->isp;
1410 struct qla_msix_entry *msix;
0107109e 1411 struct init_cb_24xx *icb;
73208dfd
AC		 1412 uint16_t rid = 0;
1413 struct req_que *req = ha->req_q_map[0];
1414 struct rsp_que *rsp = ha->rsp_q_map[0];
0107109e 1415
73208dfd 1416/* Setup ring parameters in initialization control block. */
0107109e
AV		 1417 icb = (struct init_cb_24xx *)ha->init_cb;
1418 icb->request_q_outpointer = __constant_cpu_to_le16(0);
1419 icb->response_q_inpointer = __constant_cpu_to_le16(0);
e315cd28
AC		 1420 icb->request_q_length = cpu_to_le16(req->length);
1421 icb->response_q_length = cpu_to_le16(rsp->length);
1422 icb->request_q_address[0] = cpu_to_le32(LSD(req->dma));
1423 icb->request_q_address[1] = cpu_to_le32(MSD(req->dma));
1424 icb->response_q_address[0] = cpu_to_le32(LSD(rsp->dma));
1425 icb->response_q_address[1] = cpu_to_le32(MSD(rsp->dma));
0107109e 1426
73208dfd
AC		 1427 if (ha->mqenable) {
1428 icb->qos = __constant_cpu_to_le16(QLA_DEFAULT_QUE_QOS);
1429 icb->rid = __constant_cpu_to_le16(rid);
1430 if (ha->flags.msix_enabled) {
1431 msix = &ha->msix_entries[1];
1432 DEBUG2_17(printk(KERN_INFO
2afa19a9 1433 "Registering vector 0x%x for base que\n", msix->entry));
73208dfd
AC		 1434 icb->msix = cpu_to_le16(msix->entry);
1435 }
1436 /* Use alternate PCI bus number */
1437 if (MSB(rid))
1438 icb->firmware_options_2 |=
1439 __constant_cpu_to_le32(BIT_19);
1440 /* Use alternate PCI devfn */
1441 if (LSB(rid))
1442 icb->firmware_options_2 |=
1443 __constant_cpu_to_le32(BIT_18);
1444
3155754a
AC		 1445 /* Use Disable MSIX Handshake mode for capable adapters */
1446 if (IS_MSIX_NACK_CAPABLE(ha)) {
1447 icb->firmware_options_2 &=
1448 __constant_cpu_to_le32(~BIT_22);
1449 ha->flags.disable_msix_handshake = 1;
1450 qla_printk(KERN_INFO, ha,
1451 "MSIX Handshake Disable Mode turned on\n");
1452 } else {
1453 icb->firmware_options_2 |=
1454 __constant_cpu_to_le32(BIT_22);
1455 }
73208dfd 1456 icb->firmware_options_2 |= __constant_cpu_to_le32(BIT_23);
73208dfd
AC		 1457
1458 WRT_REG_DWORD(&reg->isp25mq.req_q_in, 0);
1459 WRT_REG_DWORD(&reg->isp25mq.req_q_out, 0);
1460 WRT_REG_DWORD(&reg->isp25mq.rsp_q_in, 0);
1461 WRT_REG_DWORD(&reg->isp25mq.rsp_q_out, 0);
1462 } else {
1463 WRT_REG_DWORD(&reg->isp24.req_q_in, 0);
1464 WRT_REG_DWORD(&reg->isp24.req_q_out, 0);
1465 WRT_REG_DWORD(&reg->isp24.rsp_q_in, 0);
1466 WRT_REG_DWORD(&reg->isp24.rsp_q_out, 0);
1467 }
1468 /* PCI posting */
1469 RD_REG_DWORD(&ioreg->hccr);
0107109e
AV		 1470}
1471
1da177e4
LT		 1472/**
1473 * qla2x00_init_rings() - Initializes firmware.
1474 * @ha: HA context
1475 *
1476 * Beginning of request ring has initialization control block already built
1477 * by nvram config routine.
1478 *
1479 * Returns 0 on success.
1480 */
1481static int
e315cd28 1482qla2x00_init_rings(scsi_qla_host_t *vha)
1da177e4
LT		 1483{
1484 int rval;
1485 unsigned long flags = 0;
29bdccbe 1486 int cnt, que;
e315cd28 1487 struct qla_hw_data *ha = vha->hw;
29bdccbe
AC		 1488 struct req_que *req;
1489 struct rsp_que *rsp;
1490 struct scsi_qla_host *vp;
2c3dfe3f
SJ		 1491 struct mid_init_cb_24xx *mid_init_cb =
1492 (struct mid_init_cb_24xx *) ha->init_cb;
1da177e4
LT		 1493
1494 spin_lock_irqsave(&ha->hardware_lock, flags);
1495
1496 /* Clear outstanding commands array. */
2afa19a9 1497 for (que = 0; que < ha->max_req_queues; que++) {
29bdccbe
AC		 1498 req = ha->req_q_map[que];
1499 if (!req)
1500 continue;
2afa19a9 1501 for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++)
29bdccbe 1502 req->outstanding_cmds[cnt] = NULL;
1da177e4 1503
2afa19a9 1504 req->current_outstanding_cmd = 1;
1da177e4 1505
29bdccbe
AC		 1506 /* Initialize firmware. */
1507 req->ring_ptr = req->ring;
1508 req->ring_index = 0;
1509 req->cnt = req->length;
1510 }
1da177e4 1511
2afa19a9 1512 for (que = 0; que < ha->max_rsp_queues; que++) {
29bdccbe
AC		 1513 rsp = ha->rsp_q_map[que];
1514 if (!rsp)
1515 continue;
29bdccbe
AC		 1516 /* Initialize response queue entries */
1517 qla2x00_init_response_q_entries(rsp);
1518 }
1da177e4 1519
29bdccbe
AC		 1520 /* Clear RSCN queue. */
1521 list_for_each_entry(vp, &ha->vp_list, list) {
1522 vp->rscn_in_ptr = 0;
1523 vp->rscn_out_ptr = 0;
1524 }
e315cd28 1525 ha->isp_ops->config_rings(vha);
1da177e4
LT		 1526
1527 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1528
1529 /* Update any ISP specific firmware options before initialization. */
e315cd28 1530 ha->isp_ops->update_fw_options(vha);
1da177e4 1531
e315cd28 1532 DEBUG(printk("scsi(%ld): Issue init firmware.\n", vha->host_no));
2c3dfe3f 1533
605aa2bc
LC		 1534 if (ha->flags.npiv_supported) {
1535 if (ha->operating_mode == LOOP)
1536 ha->max_npiv_vports = MIN_MULTI_ID_FABRIC - 1;
c48339de 1537 mid_init_cb->count = cpu_to_le16(ha->max_npiv_vports);
605aa2bc
LC		 1538 }
1539
24a08138
AV		 1540 if (IS_FWI2_CAPABLE(ha)) {
1541 mid_init_cb->options = __constant_cpu_to_le16(BIT_1);
1542 mid_init_cb->init_cb.execution_throttle =
1543 cpu_to_le16(ha->fw_xcb_count);
1544 }
2c3dfe3f 1545
e315cd28 1546 rval = qla2x00_init_firmware(vha, ha->init_cb_size);
1da177e4
LT		 1547 if (rval) {
1548 DEBUG2_3(printk("scsi(%ld): Init firmware **** FAILED ****.\n",
e315cd28 1549 vha->host_no));
1da177e4
LT		 1550 } else {
1551 DEBUG3(printk("scsi(%ld): Init firmware -- success.\n",
e315cd28 1552 vha->host_no));
1da177e4
LT		 1553 }
1554
1555 return (rval);
1556}
1557
1558/**
1559 * qla2x00_fw_ready() - Waits for firmware ready.
1560 * @ha: HA context
1561 *
1562 * Returns 0 on success.
1563 */
1564static int
e315cd28 1565qla2x00_fw_ready(scsi_qla_host_t *vha)
1da177e4
LT		 1566{
1567 int rval;
4d4df193 1568 unsigned long wtime, mtime, cs84xx_time;
1da177e4
LT		 1569 uint16_t min_wait; /* Minimum wait time if loop is down */
1570 uint16_t wait_time; /* Wait time if loop is coming ready */
656e8912 1571 uint16_t state[5];
e315cd28 1572 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 1573
1574 rval = QLA_SUCCESS;
1575
1576 /* 20 seconds for loop down. */
fa2a1ce5 1577 min_wait = 20;
1da177e4
LT		 1578
1579 /*
1580 * Firmware should take at most one RATOV to login, plus 5 seconds for
1581 * our own processing.
1582 */
1583 if ((wait_time = (ha->retry_count*ha->login_timeout) + 5) < min_wait) {
1584 wait_time = min_wait;
1585 }
1586
1587 /* Min wait time if loop down */
1588 mtime = jiffies + (min_wait * HZ);
1589
1590 /* wait time before firmware ready */
1591 wtime = jiffies + (wait_time * HZ);
1592
1593 /* Wait for ISP to finish LIP */
e315cd28 1594 if (!vha->flags.init_done)
1da177e4
LT		 1595 qla_printk(KERN_INFO, ha, "Waiting for LIP to complete...\n");
1596
1597 DEBUG3(printk("scsi(%ld): Waiting for LIP to complete...\n",
e315cd28 1598 vha->host_no));
1da177e4
LT		 1599
1600 do {
e315cd28 1601 rval = qla2x00_get_firmware_state(vha, state);
1da177e4 1602 if (rval == QLA_SUCCESS) {
4d4df193 1603 if (state[0] < FSTATE_LOSS_OF_SYNC) {
e315cd28 1604 vha->device_flags &= ~DFLG_NO_CABLE;
1da177e4 1605 }
4d4df193
HK		 1606 if (IS_QLA84XX(ha) && state[0] != FSTATE_READY) {
1607 DEBUG16(printk("scsi(%ld): fw_state=%x "
e315cd28 1608 "84xx=%x.\n", vha->host_no, state[0],
4d4df193
HK		 1609 state[2]));
1610 if ((state[2] & FSTATE_LOGGED_IN) &&
1611 (state[2] & FSTATE_WAITING_FOR_VERIFY)) {
1612 DEBUG16(printk("scsi(%ld): Sending "
e315cd28 1613 "verify iocb.\n", vha->host_no));
4d4df193
HK		 1614
1615 cs84xx_time = jiffies;
e315cd28 1616 rval = qla84xx_init_chip(vha);
4d4df193
HK		 1617 if (rval != QLA_SUCCESS)
1618 break;
1619
1620 /* Add time taken to initialize. */
1621 cs84xx_time = jiffies - cs84xx_time;
1622 wtime += cs84xx_time;
1623 mtime += cs84xx_time;
1624 DEBUG16(printk("scsi(%ld): Increasing "
1625 "wait time by %ld. New time %ld\n",
e315cd28 1626 vha->host_no, cs84xx_time, wtime));
4d4df193
HK		 1627 }
1628 } else if (state[0] == FSTATE_READY) {
1da177e4 1629 DEBUG(printk("scsi(%ld): F/W Ready - OK \n",
e315cd28 1630 vha->host_no));
1da177e4 1631
e315cd28 1632 qla2x00_get_retry_cnt(vha, &ha->retry_count,
1da177e4
LT		 1633 &ha->login_timeout, &ha->r_a_tov);
1634
1635 rval = QLA_SUCCESS;
1636 break;
1637 }
1638
1639 rval = QLA_FUNCTION_FAILED;
1640
e315cd28 1641 if (atomic_read(&vha->loop_down_timer) &&
4d4df193 1642 state[0] != FSTATE_READY) {
1da177e4 1643 /* Loop down. Timeout on min_wait for states
fa2a1ce5
AV		 1644 * other than Wait for Login.
1645 */
1da177e4
LT		 1646 if (time_after_eq(jiffies, mtime)) {
1647 qla_printk(KERN_INFO, ha,
1648 "Cable is unplugged...\n");
1649
e315cd28 1650 vha->device_flags |= DFLG_NO_CABLE;
1da177e4
LT		 1651 break;
1652 }
1653 }
1654 } else {
1655 /* Mailbox cmd failed. Timeout on min_wait. */
1656 if (time_after_eq(jiffies, mtime))
1657 break;
1658 }
1659
1660 if (time_after_eq(jiffies, wtime))
1661 break;
1662
1663 /* Delay for a while */
1664 msleep(500);
1665
1666 DEBUG3(printk("scsi(%ld): fw_state=%x curr time=%lx.\n",
e315cd28 1667 vha->host_no, state[0], jiffies));
1da177e4
LT		 1668 } while (1);
1669
656e8912
AV		 1670 DEBUG(printk("scsi(%ld): fw_state=%x (%x, %x, %x, %x) curr time=%lx.\n",
1671 vha->host_no, state[0], state[1], state[2], state[3], state[4],
1672 jiffies));
1da177e4
LT		 1673
1674 if (rval) {
1675 DEBUG2_3(printk("scsi(%ld): Firmware ready **** FAILED ****.\n",
e315cd28 1676 vha->host_no));
1da177e4
LT		 1677 }
1678
1679 return (rval);
1680}
1681
1682/*
1683* qla2x00_configure_hba
1684* Setup adapter context.
1685*
1686* Input:
1687* ha = adapter state pointer.
1688*
1689* Returns:
1690* 0 = success
1691*
1692* Context:
1693* Kernel context.
1694*/
1695static int
e315cd28 1696qla2x00_configure_hba(scsi_qla_host_t *vha)
1da177e4
LT		 1697{
1698 int rval;
1699 uint16_t loop_id;
1700 uint16_t topo;
2c3dfe3f 1701 uint16_t sw_cap;
1da177e4
LT		 1702 uint8_t al_pa;
1703 uint8_t area;
1704 uint8_t domain;
1705 char connect_type[22];
e315cd28 1706 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 1707
1708 /* Get host addresses. */
e315cd28 1709 rval = qla2x00_get_adapter_id(vha,
2c3dfe3f 1710 &loop_id, &al_pa, &area, &domain, &topo, &sw_cap);
1da177e4 1711 if (rval != QLA_SUCCESS) {
e315cd28 1712 if (LOOP_TRANSITION(vha) || atomic_read(&ha->loop_down_timer) ||
33135aa2
RA		 1713 (rval == QLA_COMMAND_ERROR && loop_id == 0x7)) {
1714 DEBUG2(printk("%s(%ld) Loop is in a transition state\n",
e315cd28 1715 __func__, vha->host_no));
33135aa2
RA		 1716 } else {
1717 qla_printk(KERN_WARNING, ha,
1718 "ERROR -- Unable to get host loop ID.\n");
e315cd28 1719 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
33135aa2 1720 }
1da177e4
LT		 1721 return (rval);
1722 }
1723
1724 if (topo == 4) {
1725 qla_printk(KERN_INFO, ha,
1726 "Cannot get topology - retrying.\n");
1727 return (QLA_FUNCTION_FAILED);
1728 }
1729
e315cd28 1730 vha->loop_id = loop_id;
1da177e4
LT		 1731
1732 /* initialize */
1733 ha->min_external_loopid = SNS_FIRST_LOOP_ID;
1734 ha->operating_mode = LOOP;
2c3dfe3f 1735 ha->switch_cap = 0;
1da177e4
LT		 1736
1737 switch (topo) {
1738 case 0:
1739 DEBUG3(printk("scsi(%ld): HBA in NL topology.\n",
e315cd28 1740 vha->host_no));
1da177e4
LT		 1741 ha->current_topology = ISP_CFG_NL;
1742 strcpy(connect_type, "(Loop)");
1743 break;
1744
1745 case 1:
1746 DEBUG3(printk("scsi(%ld): HBA in FL topology.\n",
e315cd28 1747 vha->host_no));
2c3dfe3f 1748 ha->switch_cap = sw_cap;
1da177e4
LT		 1749 ha->current_topology = ISP_CFG_FL;
1750 strcpy(connect_type, "(FL_Port)");
1751 break;
1752
1753 case 2:
1754 DEBUG3(printk("scsi(%ld): HBA in N P2P topology.\n",
e315cd28 1755 vha->host_no));
1da177e4
LT		 1756 ha->operating_mode = P2P;
1757 ha->current_topology = ISP_CFG_N;
1758 strcpy(connect_type, "(N_Port-to-N_Port)");
1759 break;
1760
1761 case 3:
1762 DEBUG3(printk("scsi(%ld): HBA in F P2P topology.\n",
e315cd28 1763 vha->host_no));
2c3dfe3f 1764 ha->switch_cap = sw_cap;
1da177e4
LT		 1765 ha->operating_mode = P2P;
1766 ha->current_topology = ISP_CFG_F;
1767 strcpy(connect_type, "(F_Port)");
1768 break;
1769
1770 default:
1771 DEBUG3(printk("scsi(%ld): HBA in unknown topology %x. "
1772 "Using NL.\n",
e315cd28 1773 vha->host_no, topo));
1da177e4
LT		 1774 ha->current_topology = ISP_CFG_NL;
1775 strcpy(connect_type, "(Loop)");
1776 break;
1777 }
1778
1779 /* Save Host port and loop ID. */
1780 /* byte order - Big Endian */
e315cd28
AC		 1781 vha->d_id.b.domain = domain;
1782 vha->d_id.b.area = area;
1783 vha->d_id.b.al_pa = al_pa;
1da177e4 1784
e315cd28 1785 if (!vha->flags.init_done)
1da177e4
LT		 1786 qla_printk(KERN_INFO, ha,
1787 "Topology - %s, Host Loop address 0x%x\n",
e315cd28 1788 connect_type, vha->loop_id);
1da177e4
LT		 1789
1790 if (rval) {
e315cd28 1791 DEBUG2_3(printk("scsi(%ld): FAILED.\n", vha->host_no));
1da177e4 1792 } else {
e315cd28 1793 DEBUG3(printk("scsi(%ld): exiting normally.\n", vha->host_no));
1da177e4
LT		 1794 }
1795
1796 return(rval);
1797}
1798
9bb9fcf2 1799static inline void
e315cd28
AC		 1800qla2x00_set_model_info(scsi_qla_host_t *vha, uint8_t *model, size_t len,
1801 char *def)
9bb9fcf2
AV		 1802{
1803 char *st, *en;
1804 uint16_t index;
e315cd28 1805 struct qla_hw_data *ha = vha->hw;
ab671149
AV		 1806 int use_tbl = !IS_QLA24XX_TYPE(ha) && !IS_QLA25XX(ha) &&
1807 !IS_QLA81XX(ha);
9bb9fcf2
AV		 1808
1809 if (memcmp(model, BINZERO, len) != 0) {
1810 strncpy(ha->model_number, model, len);
1811 st = en = ha->model_number;
1812 en += len - 1;
1813 while (en > st) {
1814 if (*en != 0x20 && *en != 0x00)
1815 break;
1816 *en-- = '\0';
1817 }
1818
1819 index = (ha->pdev->subsystem_device & 0xff);
7d0dba17
AV		 1820 if (use_tbl &&
1821 ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
9bb9fcf2 1822 index < QLA_MODEL_NAMES)
1ee27146
JC		 1823 strncpy(ha->model_desc,
1824 qla2x00_model_name[index * 2 + 1],
1825 sizeof(ha->model_desc) - 1);
9bb9fcf2
AV		 1826 } else {
1827 index = (ha->pdev->subsystem_device & 0xff);
7d0dba17
AV		 1828 if (use_tbl &&
1829 ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
9bb9fcf2
AV		 1830 index < QLA_MODEL_NAMES) {
1831 strcpy(ha->model_number,
1832 qla2x00_model_name[index * 2]);
1ee27146
JC		 1833 strncpy(ha->model_desc,
1834 qla2x00_model_name[index * 2 + 1],
1835 sizeof(ha->model_desc) - 1);
9bb9fcf2
AV		 1836 } else {
1837 strcpy(ha->model_number, def);
1838 }
1839 }
1ee27146 1840 if (IS_FWI2_CAPABLE(ha))
e315cd28 1841 qla2xxx_get_vpd_field(vha, "\x82", ha->model_desc,
1ee27146 1842 sizeof(ha->model_desc));
9bb9fcf2
AV		 1843}
1844
4e08df3f
DM		 1845/* On sparc systems, obtain port and node WWN from firmware
1846 * properties.
1847 */
e315cd28 1848static void qla2xxx_nvram_wwn_from_ofw(scsi_qla_host_t *vha, nvram_t *nv)
4e08df3f
DM		 1849{
1850#ifdef CONFIG_SPARC
e315cd28 1851 struct qla_hw_data *ha = vha->hw;
4e08df3f 1852 struct pci_dev *pdev = ha->pdev;
15576bc8
DM		 1853 struct device_node *dp = pci_device_to_OF_node(pdev);
1854 const u8 *val;
4e08df3f
DM		 1855 int len;
1856
1857 val = of_get_property(dp, "port-wwn", &len);
1858 if (val && len >= WWN_SIZE)
1859 memcpy(nv->port_name, val, WWN_SIZE);
1860
1861 val = of_get_property(dp, "node-wwn", &len);
1862 if (val && len >= WWN_SIZE)
1863 memcpy(nv->node_name, val, WWN_SIZE);
1864#endif
1865}
1866
1da177e4
LT		 1867/*
1868* NVRAM configuration for ISP 2xxx
1869*
1870* Input:
1871* ha = adapter block pointer.
1872*
1873* Output:
1874* initialization control block in response_ring
1875* host adapters parameters in host adapter block
1876*
1877* Returns:
1878* 0 = success.
1879*/
abbd8870 1880int
e315cd28 1881qla2x00_nvram_config(scsi_qla_host_t *vha)
1da177e4 1882{
4e08df3f 1883 int rval;
0107109e
AV		 1884 uint8_t chksum = 0;
1885 uint16_t cnt;
1886 uint8_t *dptr1, *dptr2;
e315cd28 1887 struct qla_hw_data *ha = vha->hw;
0107109e 1888 init_cb_t *icb = ha->init_cb;
281afe19
SJ		 1889 nvram_t *nv = ha->nvram;
1890 uint8_t *ptr = ha->nvram;
3d71644c 1891 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1da177e4 1892
4e08df3f
DM		 1893 rval = QLA_SUCCESS;
1894
1da177e4 1895 /* Determine NVRAM starting address. */
0107109e 1896 ha->nvram_size = sizeof(nvram_t);
1da177e4
LT		 1897 ha->nvram_base = 0;
1898 if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha))
1899 if ((RD_REG_WORD(&reg->ctrl_status) >> 14) == 1)
1900 ha->nvram_base = 0x80;
1901
1902 /* Get NVRAM data and calculate checksum. */
e315cd28 1903 ha->isp_ops->read_nvram(vha, ptr, ha->nvram_base, ha->nvram_size);
0107109e
AV		 1904 for (cnt = 0, chksum = 0; cnt < ha->nvram_size; cnt++)
1905 chksum += *ptr++;
1da177e4 1906
e315cd28 1907 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", vha->host_no));
281afe19 1908 DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size));
1da177e4
LT		 1909
1910 /* Bad NVRAM data, set defaults parameters. */
1911 if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' ||
1912 nv->id[2] != 'P' || nv->id[3] != ' ' || nv->nvram_version < 1) {
1913 /* Reset NVRAM data. */
1914 qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: "
1915 "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0],
1916 nv->nvram_version);
4e08df3f
DM		 1917 qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet "
1918 "invalid -- WWPN) defaults.\n");
1919
1920 /*
1921 * Set default initialization control block.
1922 */
1923 memset(nv, 0, ha->nvram_size);
1924 nv->parameter_block_version = ICB_VERSION;
1925
1926 if (IS_QLA23XX(ha)) {
1927 nv->firmware_options[0] = BIT_2 | BIT_1;
1928 nv->firmware_options[1] = BIT_7 | BIT_5;
1929 nv->add_firmware_options[0] = BIT_5;
1930 nv->add_firmware_options[1] = BIT_5 | BIT_4;
1931 nv->frame_payload_size = __constant_cpu_to_le16(2048);
1932 nv->special_options[1] = BIT_7;
1933 } else if (IS_QLA2200(ha)) {
1934 nv->firmware_options[0] = BIT_2 | BIT_1;
1935 nv->firmware_options[1] = BIT_7 | BIT_5;
1936 nv->add_firmware_options[0] = BIT_5;
1937 nv->add_firmware_options[1] = BIT_5 | BIT_4;
1938 nv->frame_payload_size = __constant_cpu_to_le16(1024);
1939 } else if (IS_QLA2100(ha)) {
1940 nv->firmware_options[0] = BIT_3 | BIT_1;
1941 nv->firmware_options[1] = BIT_5;
1942 nv->frame_payload_size = __constant_cpu_to_le16(1024);
1943 }
1944
1945 nv->max_iocb_allocation = __constant_cpu_to_le16(256);
1946 nv->execution_throttle = __constant_cpu_to_le16(16);
1947 nv->retry_count = 8;
1948 nv->retry_delay = 1;
1949
1950 nv->port_name[0] = 33;
1951 nv->port_name[3] = 224;
1952 nv->port_name[4] = 139;
1953
e315cd28 1954 qla2xxx_nvram_wwn_from_ofw(vha, nv);
4e08df3f
DM		 1955
1956 nv->login_timeout = 4;
1957
1958 /*
1959 * Set default host adapter parameters
1960 */
1961 nv->host_p[1] = BIT_2;
1962 nv->reset_delay = 5;
1963 nv->port_down_retry_count = 8;
1964 nv->max_luns_per_target = __constant_cpu_to_le16(8);
1965 nv->link_down_timeout = 60;
1966
1967 rval = 1;
1da177e4
LT		 1968 }
1969
1970#if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2)
1971 /*
1972 * The SN2 does not provide BIOS emulation which means you can't change
1973 * potentially bogus BIOS settings. Force the use of default settings
1974 * for link rate and frame size. Hope that the rest of the settings
1975 * are valid.
1976 */
1977 if (ia64_platform_is("sn2")) {
1978 nv->frame_payload_size = __constant_cpu_to_le16(2048);
1979 if (IS_QLA23XX(ha))
1980 nv->special_options[1] = BIT_7;
1981 }
1982#endif
1983
1984 /* Reset Initialization control block */
0107109e 1985 memset(icb, 0, ha->init_cb_size);
1da177e4
LT		 1986
1987 /*
1988 * Setup driver NVRAM options.
1989 */
1990 nv->firmware_options[0] |= (BIT_6 | BIT_1);
1991 nv->firmware_options[0] &= ~(BIT_5 | BIT_4);
1992 nv->firmware_options[1] |= (BIT_5 | BIT_0);
1993 nv->firmware_options[1] &= ~BIT_4;
1994
1995 if (IS_QLA23XX(ha)) {
1996 nv->firmware_options[0] |= BIT_2;
1997 nv->firmware_options[0] &= ~BIT_3;
0107109e 1998 nv->add_firmware_options[1] |= BIT_5 | BIT_4;
1da177e4
LT		 1999
2000 if (IS_QLA2300(ha)) {
2001 if (ha->fb_rev == FPM_2310) {
2002 strcpy(ha->model_number, "QLA2310");
2003 } else {
2004 strcpy(ha->model_number, "QLA2300");
2005 }
2006 } else {
e315cd28 2007 qla2x00_set_model_info(vha, nv->model_number,
9bb9fcf2 2008 sizeof(nv->model_number), "QLA23xx");
1da177e4
LT		 2009 }
2010 } else if (IS_QLA2200(ha)) {
2011 nv->firmware_options[0] |= BIT_2;
2012 /*
2013 * 'Point-to-point preferred, else loop' is not a safe
2014 * connection mode setting.
2015 */
2016 if ((nv->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) ==
2017 (BIT_5 | BIT_4)) {
2018 /* Force 'loop preferred, else point-to-point'. */
2019 nv->add_firmware_options[0] &= ~(BIT_6 | BIT_5 | BIT_4);
2020 nv->add_firmware_options[0] |= BIT_5;
2021 }
2022 strcpy(ha->model_number, "QLA22xx");
2023 } else /*if (IS_QLA2100(ha))*/ {
2024 strcpy(ha->model_number, "QLA2100");
2025 }
2026
2027 /*
2028 * Copy over NVRAM RISC parameter block to initialization control block.
2029 */
2030 dptr1 = (uint8_t *)icb;
2031 dptr2 = (uint8_t *)&nv->parameter_block_version;
2032 cnt = (uint8_t *)&icb->request_q_outpointer - (uint8_t *)&icb->version;
2033 while (cnt--)
2034 *dptr1++ = *dptr2++;
2035
2036 /* Copy 2nd half. */
2037 dptr1 = (uint8_t *)icb->add_firmware_options;
2038 cnt = (uint8_t *)icb->reserved_3 - (uint8_t *)icb->add_firmware_options;
2039 while (cnt--)
2040 *dptr1++ = *dptr2++;
2041
5341e868
AV		 2042 /* Use alternate WWN? */
2043 if (nv->host_p[1] & BIT_7) {
2044 memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE);
2045 memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE);
2046 }
2047
1da177e4
LT		 2048 /* Prepare nodename */
2049 if ((icb->firmware_options[1] & BIT_6) == 0) {
2050 /*
2051 * Firmware will apply the following mask if the nodename was
2052 * not provided.
2053 */
2054 memcpy(icb->node_name, icb->port_name, WWN_SIZE);
2055 icb->node_name[0] &= 0xF0;
2056 }
2057
2058 /*
2059 * Set host adapter parameters.
2060 */
0181944f 2061 if (nv->host_p[0] & BIT_7)
11010fec 2062 ql2xextended_error_logging = 1;
1da177e4
LT		 2063 ha->flags.disable_risc_code_load = ((nv->host_p[0] & BIT_4) ? 1 : 0);
2064 /* Always load RISC code on non ISP2[12]00 chips. */
2065 if (!IS_QLA2100(ha) && !IS_QLA2200(ha))
2066 ha->flags.disable_risc_code_load = 0;
2067 ha->flags.enable_lip_reset = ((nv->host_p[1] & BIT_1) ? 1 : 0);
2068 ha->flags.enable_lip_full_login = ((nv->host_p[1] & BIT_2) ? 1 : 0);
2069 ha->flags.enable_target_reset = ((nv->host_p[1] & BIT_3) ? 1 : 0);
06c22bd1 2070 ha->flags.enable_led_scheme = (nv->special_options[1] & BIT_4) ? 1 : 0;
d4c760c2 2071 ha->flags.disable_serdes = 0;
1da177e4
LT		 2072
2073 ha->operating_mode =
2074 (icb->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) >> 4;
2075
2076 memcpy(ha->fw_seriallink_options, nv->seriallink_options,
2077 sizeof(ha->fw_seriallink_options));
2078
2079 /* save HBA serial number */
2080 ha->serial0 = icb->port_name[5];
2081 ha->serial1 = icb->port_name[6];
2082 ha->serial2 = icb->port_name[7];
e315cd28
AC		 2083 memcpy(vha->node_name, icb->node_name, WWN_SIZE);
2084 memcpy(vha->port_name, icb->port_name, WWN_SIZE);
1da177e4
LT		 2085
2086 icb->execution_throttle = __constant_cpu_to_le16(0xFFFF);
2087
2088 ha->retry_count = nv->retry_count;
2089
2090 /* Set minimum login_timeout to 4 seconds. */
2091 if (nv->login_timeout < ql2xlogintimeout)
2092 nv->login_timeout = ql2xlogintimeout;
2093 if (nv->login_timeout < 4)
2094 nv->login_timeout = 4;
2095 ha->login_timeout = nv->login_timeout;
2096 icb->login_timeout = nv->login_timeout;
2097
00a537b8
AV		 2098 /* Set minimum RATOV to 100 tenths of a second. */
2099 ha->r_a_tov = 100;
1da177e4 2100
1da177e4
LT		 2101 ha->loop_reset_delay = nv->reset_delay;
2102
1da177e4
LT		 2103 /* Link Down Timeout = 0:
2104 *
2105 * When Port Down timer expires we will start returning
2106 * I/O's to OS with "DID_NO_CONNECT".
2107 *
2108 * Link Down Timeout != 0:
2109 *
2110 * The driver waits for the link to come up after link down
2111 * before returning I/Os to OS with "DID_NO_CONNECT".
fa2a1ce5 2112 */
1da177e4
LT		 2113 if (nv->link_down_timeout == 0) {
2114 ha->loop_down_abort_time =
354d6b21 2115 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
1da177e4
LT		 2116 } else {
2117 ha->link_down_timeout = nv->link_down_timeout;
2118 ha->loop_down_abort_time =
2119 (LOOP_DOWN_TIME - ha->link_down_timeout);
fa2a1ce5 2120 }
1da177e4 2121
1da177e4
LT		 2122 /*
2123 * Need enough time to try and get the port back.
2124 */
2125 ha->port_down_retry_count = nv->port_down_retry_count;
2126 if (qlport_down_retry)
2127 ha->port_down_retry_count = qlport_down_retry;
2128 /* Set login_retry_count */
2129 ha->login_retry_count = nv->retry_count;
2130 if (ha->port_down_retry_count == nv->port_down_retry_count &&
2131 ha->port_down_retry_count > 3)
2132 ha->login_retry_count = ha->port_down_retry_count;
2133 else if (ha->port_down_retry_count > (int)ha->login_retry_count)
2134 ha->login_retry_count = ha->port_down_retry_count;
2135 if (ql2xloginretrycount)
2136 ha->login_retry_count = ql2xloginretrycount;
2137
1da177e4
LT		 2138 icb->lun_enables = __constant_cpu_to_le16(0);
2139 icb->command_resource_count = 0;
2140 icb->immediate_notify_resource_count = 0;
2141 icb->timeout = __constant_cpu_to_le16(0);
2142
2143 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
2144 /* Enable RIO */
2145 icb->firmware_options[0] &= ~BIT_3;
2146 icb->add_firmware_options[0] &=
2147 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0);
2148 icb->add_firmware_options[0] |= BIT_2;
2149 icb->response_accumulation_timer = 3;
2150 icb->interrupt_delay_timer = 5;
2151
e315cd28 2152 vha->flags.process_response_queue = 1;
1da177e4 2153 } else {
4fdfefe5 2154 /* Enable ZIO. */
e315cd28 2155 if (!vha->flags.init_done) {
4fdfefe5
AV		 2156 ha->zio_mode = icb->add_firmware_options[0] &
2157 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
2158 ha->zio_timer = icb->interrupt_delay_timer ?
2159 icb->interrupt_delay_timer: 2;
2160 }
1da177e4
LT		 2161 icb->add_firmware_options[0] &=
2162 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0);
e315cd28 2163 vha->flags.process_response_queue = 0;
4fdfefe5 2164 if (ha->zio_mode != QLA_ZIO_DISABLED) {
4a59f71d
AV		 2165 ha->zio_mode = QLA_ZIO_MODE_6;
2166
4fdfefe5 2167 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer "
e315cd28 2168 "delay (%d us).\n", vha->host_no, ha->zio_mode,
4fdfefe5 2169 ha->zio_timer * 100));
1da177e4 2170 qla_printk(KERN_INFO, ha,
4fdfefe5
AV		 2171 "ZIO mode %d enabled; timer delay (%d us).\n",
2172 ha->zio_mode, ha->zio_timer * 100);
1da177e4 2173
4fdfefe5
AV		 2174 icb->add_firmware_options[0] |= (uint8_t)ha->zio_mode;
2175 icb->interrupt_delay_timer = (uint8_t)ha->zio_timer;
e315cd28 2176 vha->flags.process_response_queue = 1;
1da177e4
LT		 2177 }
2178 }
2179
4e08df3f
DM		 2180 if (rval) {
2181 DEBUG2_3(printk(KERN_WARNING
e315cd28 2182 "scsi(%ld): NVRAM configuration failed!\n", vha->host_no));
4e08df3f
DM		 2183 }
2184 return (rval);
1da177e4
LT		 2185}
2186
19a7b4ae
JSEC		 2187static void
2188qla2x00_rport_del(void *data)
2189{
2190 fc_port_t *fcport = data;
d97994dc 2191 struct fc_rport *rport;
d97994dc 2192
e315cd28 2193 spin_lock_irq(fcport->vha->host->host_lock);
ac280b67 2194 rport = fcport->drport ? fcport->drport: fcport->rport;
d97994dc 2195 fcport->drport = NULL;
e315cd28 2196 spin_unlock_irq(fcport->vha->host->host_lock);
d97994dc
AV		 2197 if (rport)
2198 fc_remote_port_delete(rport);
19a7b4ae
JSEC		 2199}
2200
1da177e4
LT		 2201/**
2202 * qla2x00_alloc_fcport() - Allocate a generic fcport.
2203 * @ha: HA context
2204 * @flags: allocation flags
2205 *
2206 * Returns a pointer to the allocated fcport, or NULL, if none available.
2207 */
413975a0 2208static fc_port_t *
e315cd28 2209qla2x00_alloc_fcport(scsi_qla_host_t *vha, gfp_t flags)
1da177e4
LT		 2210{
2211 fc_port_t *fcport;
2212
bbfbbbc1
MK		 2213 fcport = kzalloc(sizeof(fc_port_t), flags);
2214 if (!fcport)
2215 return NULL;
1da177e4
LT		 2216
2217 /* Setup fcport template structure. */
e315cd28
AC		 2218 fcport->vha = vha;
2219 fcport->vp_idx = vha->vp_idx;
1da177e4
LT		 2220 fcport->port_type = FCT_UNKNOWN;
2221 fcport->loop_id = FC_NO_LOOP_ID;
1da177e4 2222 atomic_set(&fcport->state, FCS_UNCONFIGURED);
ad3e0eda 2223 fcport->supported_classes = FC_COS_UNSPECIFIED;
1da177e4 2224
bbfbbbc1 2225 return fcport;
1da177e4
LT		 2226}
2227
2228/*
2229 * qla2x00_configure_loop
2230 * Updates Fibre Channel Device Database with what is actually on loop.
2231 *
2232 * Input:
2233 * ha = adapter block pointer.
2234 *
2235 * Returns:
2236 * 0 = success.
2237 * 1 = error.
2238 * 2 = database was full and device was not configured.
2239 */
2240static int
e315cd28 2241qla2x00_configure_loop(scsi_qla_host_t *vha)
1da177e4
LT		 2242{
2243 int rval;
2244 unsigned long flags, save_flags;
e315cd28 2245 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 2246 rval = QLA_SUCCESS;
2247
2248 /* Get Initiator ID */
e315cd28
AC		 2249 if (test_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags)) {
2250 rval = qla2x00_configure_hba(vha);
1da177e4
LT		 2251 if (rval != QLA_SUCCESS) {
2252 DEBUG(printk("scsi(%ld): Unable to configure HBA.\n",
e315cd28 2253 vha->host_no));
1da177e4
LT		 2254 return (rval);
2255 }
2256 }
2257
e315cd28 2258 save_flags = flags = vha->dpc_flags;
1da177e4 2259 DEBUG(printk("scsi(%ld): Configure loop -- dpc flags =0x%lx\n",
e315cd28 2260 vha->host_no, flags));
1da177e4
LT		 2261
2262 /*
2263 * If we have both an RSCN and PORT UPDATE pending then handle them
2264 * both at the same time.
2265 */
e315cd28
AC		 2266 clear_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
2267 clear_bit(RSCN_UPDATE, &vha->dpc_flags);
1da177e4
LT		 2268
2269 /* Determine what we need to do */
2270 if (ha->current_topology == ISP_CFG_FL &&
2271 (test_bit(LOCAL_LOOP_UPDATE, &flags))) {
2272
e315cd28 2273 vha->flags.rscn_queue_overflow = 1;
1da177e4
LT		 2274 set_bit(RSCN_UPDATE, &flags);
2275
2276 } else if (ha->current_topology == ISP_CFG_F &&
2277 (test_bit(LOCAL_LOOP_UPDATE, &flags))) {
2278
e315cd28 2279 vha->flags.rscn_queue_overflow = 1;
1da177e4
LT		 2280 set_bit(RSCN_UPDATE, &flags);
2281 clear_bit(LOCAL_LOOP_UPDATE, &flags);
21333b48
AV		 2282
2283 } else if (ha->current_topology == ISP_CFG_N) {
2284 clear_bit(RSCN_UPDATE, &flags);
1da177e4 2285
e315cd28 2286 } else if (!vha->flags.online ||
1da177e4
LT		 2287 (test_bit(ABORT_ISP_ACTIVE, &flags))) {
2288
e315cd28 2289 vha->flags.rscn_queue_overflow = 1;
1da177e4
LT		 2290 set_bit(RSCN_UPDATE, &flags);
2291 set_bit(LOCAL_LOOP_UPDATE, &flags);
2292 }
2293
2294 if (test_bit(LOCAL_LOOP_UPDATE, &flags)) {
e315cd28 2295 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
1da177e4 2296 rval = QLA_FUNCTION_FAILED;
e315cd28
AC		 2297 else
2298 rval = qla2x00_configure_local_loop(vha);
1da177e4
LT		 2299 }
2300
2301 if (rval == QLA_SUCCESS && test_bit(RSCN_UPDATE, &flags)) {
e315cd28 2302 if (LOOP_TRANSITION(vha))
1da177e4 2303 rval = QLA_FUNCTION_FAILED;
e315cd28
AC		 2304 else
2305 rval = qla2x00_configure_fabric(vha);
1da177e4
LT		 2306 }
2307
2308 if (rval == QLA_SUCCESS) {
e315cd28
AC		 2309 if (atomic_read(&vha->loop_down_timer) ||
2310 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) {
1da177e4
LT		 2311 rval = QLA_FUNCTION_FAILED;
2312 } else {
e315cd28 2313 atomic_set(&vha->loop_state, LOOP_READY);
1da177e4 2314
e315cd28 2315 DEBUG(printk("scsi(%ld): LOOP READY\n", vha->host_no));
1da177e4
LT		 2316 }
2317 }
2318
2319 if (rval) {
2320 DEBUG2_3(printk("%s(%ld): *** FAILED ***\n",
e315cd28 2321 __func__, vha->host_no));
1da177e4
LT		 2322 } else {
2323 DEBUG3(printk("%s: exiting normally\n", __func__));
2324 }
2325
cc3ef7bc 2326 /* Restore state if a resync event occurred during processing */
e315cd28 2327 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) {
1da177e4 2328 if (test_bit(LOCAL_LOOP_UPDATE, &save_flags))
e315cd28 2329 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
f4658b6c 2330 if (test_bit(RSCN_UPDATE, &save_flags)) {
e315cd28 2331 set_bit(RSCN_UPDATE, &vha->dpc_flags);
f4658b6c
AV		 2332 vha->flags.rscn_queue_overflow = 1;
2333 }
1da177e4
LT		 2334 }
2335
2336 return (rval);
2337}
2338
2339
2340
2341/*
2342 * qla2x00_configure_local_loop
2343 * Updates Fibre Channel Device Database with local loop devices.
2344 *
2345 * Input:
2346 * ha = adapter block pointer.
2347 *
2348 * Returns:
2349 * 0 = success.
2350 */
2351static int
e315cd28 2352qla2x00_configure_local_loop(scsi_qla_host_t *vha)
1da177e4
LT		 2353{
2354 int rval, rval2;
2355 int found_devs;
2356 int found;
2357 fc_port_t *fcport, *new_fcport;
2358
2359 uint16_t index;
2360 uint16_t entries;
2361 char *id_iter;
2362 uint16_t loop_id;
2363 uint8_t domain, area, al_pa;
e315cd28 2364 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 2365
2366 found_devs = 0;
2367 new_fcport = NULL;
2368 entries = MAX_FIBRE_DEVICES;
2369
e315cd28
AC		 2370 DEBUG3(printk("scsi(%ld): Getting FCAL position map\n", vha->host_no));
2371 DEBUG3(qla2x00_get_fcal_position_map(vha, NULL));
1da177e4
LT		 2372
2373 /* Get list of logged in devices. */
2374 memset(ha->gid_list, 0, GID_LIST_SIZE);
e315cd28 2375 rval = qla2x00_get_id_list(vha, ha->gid_list, ha->gid_list_dma,
1da177e4
LT		 2376 &entries);
2377 if (rval != QLA_SUCCESS)
2378 goto cleanup_allocation;
2379
2380 DEBUG3(printk("scsi(%ld): Entries in ID list (%d)\n",
7640335e 2381 vha->host_no, entries));
1da177e4
LT		 2382 DEBUG3(qla2x00_dump_buffer((uint8_t *)ha->gid_list,
2383 entries * sizeof(struct gid_list_info)));
2384
2385 /* Allocate temporary fcport for any new fcports discovered. */
e315cd28 2386 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
1da177e4
LT		 2387 if (new_fcport == NULL) {
2388 rval = QLA_MEMORY_ALLOC_FAILED;
2389 goto cleanup_allocation;
2390 }
2391 new_fcport->flags &= ~FCF_FABRIC_DEVICE;
2392
2393 /*
2394 * Mark local devices that were present with FCF_DEVICE_LOST for now.
2395 */
e315cd28 2396 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1da177e4
LT		 2397 if (atomic_read(&fcport->state) == FCS_ONLINE &&
2398 fcport->port_type != FCT_BROADCAST &&
2399 (fcport->flags & FCF_FABRIC_DEVICE) == 0) {
2400
2401 DEBUG(printk("scsi(%ld): Marking port lost, "
2402 "loop_id=0x%04x\n",
e315cd28 2403 vha->host_no, fcport->loop_id));
1da177e4
LT		 2404
2405 atomic_set(&fcport->state, FCS_DEVICE_LOST);
1da177e4
LT		 2406 }
2407 }
2408
2409 /* Add devices to port list. */
2410 id_iter = (char *)ha->gid_list;
2411 for (index = 0; index < entries; index++) {
2412 domain = ((struct gid_list_info *)id_iter)->domain;
2413 area = ((struct gid_list_info *)id_iter)->area;
2414 al_pa = ((struct gid_list_info *)id_iter)->al_pa;
abbd8870 2415 if (IS_QLA2100(ha) || IS_QLA2200(ha))
1da177e4
LT		 2416 loop_id = (uint16_t)
2417 ((struct gid_list_info *)id_iter)->loop_id_2100;
abbd8870 2418 else
1da177e4
LT		 2419 loop_id = le16_to_cpu(
2420 ((struct gid_list_info *)id_iter)->loop_id);
abbd8870 2421 id_iter += ha->gid_list_info_size;
1da177e4
LT		 2422
2423 /* Bypass reserved domain fields. */
2424 if ((domain & 0xf0) == 0xf0)
2425 continue;
2426
2427 /* Bypass if not same domain and area of adapter. */
f7d289f6 2428 if (area && domain &&
e315cd28 2429 (area != vha->d_id.b.area || domain != vha->d_id.b.domain))
1da177e4
LT		 2430 continue;
2431
2432 /* Bypass invalid local loop ID. */
2433 if (loop_id > LAST_LOCAL_LOOP_ID)
2434 continue;
2435
2436 /* Fill in member data. */
2437 new_fcport->d_id.b.domain = domain;
2438 new_fcport->d_id.b.area = area;
2439 new_fcport->d_id.b.al_pa = al_pa;
2440 new_fcport->loop_id = loop_id;
e315cd28
AC		 2441 new_fcport->vp_idx = vha->vp_idx;
2442 rval2 = qla2x00_get_port_database(vha, new_fcport, 0);
1da177e4
LT		 2443 if (rval2 != QLA_SUCCESS) {
2444 DEBUG2(printk("scsi(%ld): Failed to retrieve fcport "
2445 "information -- get_port_database=%x, "
2446 "loop_id=0x%04x\n",
e315cd28 2447 vha->host_no, rval2, new_fcport->loop_id));
c9d02acf 2448 DEBUG2(printk("scsi(%ld): Scheduling resync...\n",
e315cd28
AC		 2449 vha->host_no));
2450 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1da177e4
LT		 2451 continue;
2452 }
2453
2454 /* Check for matching device in port list. */
2455 found = 0;
2456 fcport = NULL;
e315cd28 2457 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1da177e4
LT		 2458 if (memcmp(new_fcport->port_name, fcport->port_name,
2459 WWN_SIZE))
2460 continue;
2461
ddb9b126 2462 fcport->flags &= ~FCF_FABRIC_DEVICE;
1da177e4
LT		 2463 fcport->loop_id = new_fcport->loop_id;
2464 fcport->port_type = new_fcport->port_type;
2465 fcport->d_id.b24 = new_fcport->d_id.b24;
2466 memcpy(fcport->node_name, new_fcport->node_name,
2467 WWN_SIZE);
2468
2469 found++;
2470 break;
2471 }
2472
2473 if (!found) {
2474 /* New device, add to fcports list. */
e315cd28
AC		 2475 if (vha->vp_idx) {
2476 new_fcport->vha = vha;
2477 new_fcport->vp_idx = vha->vp_idx;
2c3dfe3f 2478 }
e315cd28 2479 list_add_tail(&new_fcport->list, &vha->vp_fcports);
1da177e4
LT		 2480
2481 /* Allocate a new replacement fcport. */
2482 fcport = new_fcport;
e315cd28 2483 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
1da177e4
LT		 2484 if (new_fcport == NULL) {
2485 rval = QLA_MEMORY_ALLOC_FAILED;
2486 goto cleanup_allocation;
2487 }
2488 new_fcport->flags &= ~FCF_FABRIC_DEVICE;
2489 }
2490
d8b45213 2491 /* Base iIDMA settings on HBA port speed. */
a3cbdfad 2492 fcport->fp_speed = ha->link_data_rate;
d8b45213 2493
e315cd28 2494 qla2x00_update_fcport(vha, fcport);
1da177e4
LT		 2495
2496 found_devs++;
2497 }
2498
2499cleanup_allocation:
c9475cb0 2500 kfree(new_fcport);
1da177e4
LT		 2501
2502 if (rval != QLA_SUCCESS) {
2503 DEBUG2(printk("scsi(%ld): Configure local loop error exit: "
e315cd28 2504 "rval=%x\n", vha->host_no, rval));
1da177e4
LT		 2505 }
2506
1da177e4
LT		 2507 return (rval);
2508}
2509
d8b45213 2510static void
e315cd28 2511qla2x00_iidma_fcport(scsi_qla_host_t *vha, fc_port_t *fcport)
d8b45213
AV		 2512{
2513#define LS_UNKNOWN 2
9f8fddee
AV		 2514 static char *link_speeds[] = { "1", "2", "?", "4", "8", "10" };
2515 char *link_speed;
d8b45213 2516 int rval;
1bb39548 2517 uint16_t mb[4];
e315cd28 2518 struct qla_hw_data *ha = vha->hw;
d8b45213 2519
c76f2c01 2520 if (!IS_IIDMA_CAPABLE(ha))
d8b45213
AV		 2521 return;
2522
39bd9622
AV		 2523 if (fcport->fp_speed == PORT_SPEED_UNKNOWN ||
2524 fcport->fp_speed > ha->link_data_rate)
d8b45213
AV		 2525 return;
2526
e315cd28 2527 rval = qla2x00_set_idma_speed(vha, fcport->loop_id, fcport->fp_speed,
a3cbdfad 2528 mb);
d8b45213
AV		 2529 if (rval != QLA_SUCCESS) {
2530 DEBUG2(printk("scsi(%ld): Unable to adjust iIDMA "
2531 "%02x%02x%02x%02x%02x%02x%02x%02x -- %04x %x %04x %04x.\n",
e315cd28 2532 vha->host_no, fcport->port_name[0], fcport->port_name[1],
d8b45213
AV		 2533 fcport->port_name[2], fcport->port_name[3],
2534 fcport->port_name[4], fcport->port_name[5],
2535 fcport->port_name[6], fcport->port_name[7], rval,
a3cbdfad 2536 fcport->fp_speed, mb[0], mb[1]));
d8b45213 2537 } else {
9f8fddee
AV		 2538 link_speed = link_speeds[LS_UNKNOWN];
2539 if (fcport->fp_speed < 5)
2540 link_speed = link_speeds[fcport->fp_speed];
2541 else if (fcport->fp_speed == 0x13)
2542 link_speed = link_speeds[5];
d8b45213
AV		 2543 DEBUG2(qla_printk(KERN_INFO, ha,
2544 "iIDMA adjusted to %s GB/s on "
2545 "%02x%02x%02x%02x%02x%02x%02x%02x.\n",
9f8fddee 2546 link_speed, fcport->port_name[0],
d8b45213
AV		 2547 fcport->port_name[1], fcport->port_name[2],
2548 fcport->port_name[3], fcport->port_name[4],
2549 fcport->port_name[5], fcport->port_name[6],
2550 fcport->port_name[7]));
2551 }
2552}
2553
23be331d 2554static void
e315cd28 2555qla2x00_reg_remote_port(scsi_qla_host_t *vha, fc_port_t *fcport)
8482e118
AV		 2556{
2557 struct fc_rport_identifiers rport_ids;
bdf79621 2558 struct fc_rport *rport;
e315cd28 2559 struct qla_hw_data *ha = vha->hw;
8482e118 2560
ac280b67 2561 qla2x00_rport_del(fcport);
8482e118 2562
f8b02a85
AV		 2563 rport_ids.node_name = wwn_to_u64(fcport->node_name);
2564 rport_ids.port_name = wwn_to_u64(fcport->port_name);
8482e118
AV		 2565 rport_ids.port_id = fcport->d_id.b.domain << 16 |
2566 fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
77d74143 2567 rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
e315cd28 2568 fcport->rport = rport = fc_remote_port_add(vha->host, 0, &rport_ids);
77d74143
AV		 2569 if (!rport) {
2570 qla_printk(KERN_WARNING, ha,
2571 "Unable to allocate fc remote port!\n");
2572 return;
2573 }
e315cd28 2574 spin_lock_irq(fcport->vha->host->host_lock);
19a7b4ae 2575 *((fc_port_t **)rport->dd_data) = fcport;
e315cd28 2576 spin_unlock_irq(fcport->vha->host->host_lock);
d97994dc 2577
ad3e0eda 2578 rport->supported_classes = fcport->supported_classes;
77d74143 2579
8482e118
AV		 2580 rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
2581 if (fcport->port_type == FCT_INITIATOR)
2582 rport_ids.roles |= FC_RPORT_ROLE_FCP_INITIATOR;
2583 if (fcport->port_type == FCT_TARGET)
2584 rport_ids.roles |= FC_RPORT_ROLE_FCP_TARGET;
77d74143 2585 fc_remote_port_rolechg(rport, rport_ids.roles);
1da177e4
LT		 2586}
2587
23be331d
AB		 2588/*
2589 * qla2x00_update_fcport
2590 * Updates device on list.
2591 *
2592 * Input:
2593 * ha = adapter block pointer.
2594 * fcport = port structure pointer.
2595 *
2596 * Return:
2597 * 0 - Success
2598 * BIT_0 - error
2599 *
2600 * Context:
2601 * Kernel context.
2602 */
2603void
e315cd28 2604qla2x00_update_fcport(scsi_qla_host_t *vha, fc_port_t *fcport)
23be331d 2605{
e315cd28 2606 struct qla_hw_data *ha = vha->hw;
2c3dfe3f 2607
e315cd28 2608 fcport->vha = vha;
23be331d 2609 fcport->login_retry = 0;
e315cd28 2610 fcport->port_login_retry_count = ha->port_down_retry_count *
23be331d 2611 PORT_RETRY_TIME;
e315cd28 2612 atomic_set(&fcport->port_down_timer, ha->port_down_retry_count *
23be331d
AB		 2613 PORT_RETRY_TIME);
2614 fcport->flags &= ~FCF_LOGIN_NEEDED;
2615
e315cd28 2616 qla2x00_iidma_fcport(vha, fcport);
23be331d
AB		 2617
2618 atomic_set(&fcport->state, FCS_ONLINE);
2619
e315cd28 2620 qla2x00_reg_remote_port(vha, fcport);
23be331d
AB		 2621}
2622
1da177e4
LT		 2623/*
2624 * qla2x00_configure_fabric
2625 * Setup SNS devices with loop ID's.
2626 *
2627 * Input:
2628 * ha = adapter block pointer.
2629 *
2630 * Returns:
2631 * 0 = success.
2632 * BIT_0 = error
2633 */
2634static int
e315cd28 2635qla2x00_configure_fabric(scsi_qla_host_t *vha)
1da177e4
LT		 2636{
2637 int rval, rval2;
2638 fc_port_t *fcport, *fcptemp;
2639 uint16_t next_loopid;
2640 uint16_t mb[MAILBOX_REGISTER_COUNT];
0107109e 2641 uint16_t loop_id;
1da177e4 2642 LIST_HEAD(new_fcports);
e315cd28
AC		 2643 struct qla_hw_data *ha = vha->hw;
2644 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
1da177e4
LT		 2645
2646 /* If FL port exists, then SNS is present */
e428924c 2647 if (IS_FWI2_CAPABLE(ha))
0107109e
AV		 2648 loop_id = NPH_F_PORT;
2649 else
2650 loop_id = SNS_FL_PORT;
e315cd28 2651 rval = qla2x00_get_port_name(vha, loop_id, vha->fabric_node_name, 1);
1da177e4
LT		 2652 if (rval != QLA_SUCCESS) {
2653 DEBUG2(printk("scsi(%ld): MBC_GET_PORT_NAME Failed, No FL "
e315cd28 2654 "Port\n", vha->host_no));
1da177e4 2655
e315cd28 2656 vha->device_flags &= ~SWITCH_FOUND;
1da177e4
LT		 2657 return (QLA_SUCCESS);
2658 }
e315cd28 2659 vha->device_flags |= SWITCH_FOUND;
1da177e4
LT		 2660
2661 /* Mark devices that need re-synchronization. */
e315cd28 2662 rval2 = qla2x00_device_resync(vha);
1da177e4
LT		 2663 if (rval2 == QLA_RSCNS_HANDLED) {
2664 /* No point doing the scan, just continue. */
2665 return (QLA_SUCCESS);
2666 }
2667 do {
cca5335c
AV		 2668 /* FDMI support. */
2669 if (ql2xfdmienable &&
e315cd28
AC		 2670 test_and_clear_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags))
2671 qla2x00_fdmi_register(vha);
cca5335c 2672
1da177e4 2673 /* Ensure we are logged into the SNS. */
e428924c 2674 if (IS_FWI2_CAPABLE(ha))
0107109e
AV		 2675 loop_id = NPH_SNS;
2676 else
2677 loop_id = SIMPLE_NAME_SERVER;
e315cd28 2678 ha->isp_ops->fabric_login(vha, loop_id, 0xff, 0xff,
abbd8870 2679 0xfc, mb, BIT_1 | BIT_0);
1da177e4
LT		 2680 if (mb[0] != MBS_COMMAND_COMPLETE) {
2681 DEBUG2(qla_printk(KERN_INFO, ha,
2682 "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x "
0107109e 2683 "mb[2]=%x mb[6]=%x mb[7]=%x\n", loop_id,
1da177e4
LT		 2684 mb[0], mb[1], mb[2], mb[6], mb[7]));
2685 return (QLA_SUCCESS);
2686 }
2687
e315cd28
AC		 2688 if (test_and_clear_bit(REGISTER_FC4_NEEDED, &vha->dpc_flags)) {
2689 if (qla2x00_rft_id(vha)) {
1da177e4
LT		 2690 /* EMPTY */
2691 DEBUG2(printk("scsi(%ld): Register FC-4 "
e315cd28 2692 "TYPE failed.\n", vha->host_no));
1da177e4 2693 }
e315cd28 2694 if (qla2x00_rff_id(vha)) {
1da177e4
LT		 2695 /* EMPTY */
2696 DEBUG2(printk("scsi(%ld): Register FC-4 "
e315cd28 2697 "Features failed.\n", vha->host_no));
1da177e4 2698 }
e315cd28 2699 if (qla2x00_rnn_id(vha)) {
1da177e4
LT		 2700 /* EMPTY */
2701 DEBUG2(printk("scsi(%ld): Register Node Name "
e315cd28
AC		 2702 "failed.\n", vha->host_no));
2703 } else if (qla2x00_rsnn_nn(vha)) {
1da177e4
LT		 2704 /* EMPTY */
2705 DEBUG2(printk("scsi(%ld): Register Symbolic "
e315cd28 2706 "Node Name failed.\n", vha->host_no));
1da177e4
LT		 2707 }
2708 }
2709
e315cd28 2710 rval = qla2x00_find_all_fabric_devs(vha, &new_fcports);
1da177e4
LT		 2711 if (rval != QLA_SUCCESS)
2712 break;
2713
2714 /*
2715 * Logout all previous fabric devices marked lost, except
2716 * tape devices.
2717 */
e315cd28
AC		 2718 list_for_each_entry(fcport, &vha->vp_fcports, list) {
2719 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
1da177e4
LT		 2720 break;
2721
2722 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0)
2723 continue;
2724
2725 if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) {
e315cd28 2726 qla2x00_mark_device_lost(vha, fcport,
d97994dc 2727 ql2xplogiabsentdevice, 0);
1da177e4
LT		 2728 if (fcport->loop_id != FC_NO_LOOP_ID &&
2729 (fcport->flags & FCF_TAPE_PRESENT) == 0 &&
2730 fcport->port_type != FCT_INITIATOR &&
2731 fcport->port_type != FCT_BROADCAST) {
e315cd28 2732 ha->isp_ops->fabric_logout(vha,
1c7c6357
AV		 2733 fcport->loop_id,
2734 fcport->d_id.b.domain,
2735 fcport->d_id.b.area,
2736 fcport->d_id.b.al_pa);
1da177e4
LT		 2737 fcport->loop_id = FC_NO_LOOP_ID;
2738 }
2739 }
2740 }
2741
2742 /* Starting free loop ID. */
e315cd28 2743 next_loopid = ha->min_external_loopid;
1da177e4
LT		 2744
2745 /*
2746 * Scan through our port list and login entries that need to be
2747 * logged in.
2748 */
e315cd28
AC		 2749 list_for_each_entry(fcport, &vha->vp_fcports, list) {
2750 if (atomic_read(&vha->loop_down_timer) ||
2751 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
1da177e4
LT		 2752 break;
2753
2754 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 ||
2755 (fcport->flags & FCF_LOGIN_NEEDED) == 0)
2756 continue;
2757
2758 if (fcport->loop_id == FC_NO_LOOP_ID) {
2759 fcport->loop_id = next_loopid;
d4486fd6 2760 rval = qla2x00_find_new_loop_id(
e315cd28 2761 base_vha, fcport);
1da177e4
LT		 2762 if (rval != QLA_SUCCESS) {
2763 /* Ran out of IDs to use */
2764 break;
2765 }
2766 }
1da177e4 2767 /* Login and update database */
e315cd28 2768 qla2x00_fabric_dev_login(vha, fcport, &next_loopid);
1da177e4
LT		 2769 }
2770
2771 /* Exit if out of loop IDs. */
2772 if (rval != QLA_SUCCESS) {
2773 break;
2774 }
2775
2776 /*
2777 * Login and add the new devices to our port list.
2778 */
2779 list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) {
e315cd28
AC		 2780 if (atomic_read(&vha->loop_down_timer) ||
2781 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
1da177e4
LT		 2782 break;
2783
2784 /* Find a new loop ID to use. */
2785 fcport->loop_id = next_loopid;
e315cd28 2786 rval = qla2x00_find_new_loop_id(base_vha, fcport);
1da177e4
LT		 2787 if (rval != QLA_SUCCESS) {
2788 /* Ran out of IDs to use */
2789 break;
2790 }
2791
bdf79621 2792 /* Login and update database */
e315cd28
AC		 2793 qla2x00_fabric_dev_login(vha, fcport, &next_loopid);
2794
2795 if (vha->vp_idx) {
2796 fcport->vha = vha;
2797 fcport->vp_idx = vha->vp_idx;
2798 }
2799 list_move_tail(&fcport->list, &vha->vp_fcports);
1da177e4
LT		 2800 }
2801 } while (0);
2802
2803 /* Free all new device structures not processed. */
2804 list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) {
2805 list_del(&fcport->list);
2806 kfree(fcport);
2807 }
2808
2809 if (rval) {
2810 DEBUG2(printk("scsi(%ld): Configure fabric error exit: "
e315cd28 2811 "rval=%d\n", vha->host_no, rval));
1da177e4
LT		 2812 }
2813
2814 return (rval);
2815}
2816
2817
2818/*
2819 * qla2x00_find_all_fabric_devs
2820 *
2821 * Input:
2822 * ha = adapter block pointer.
2823 * dev = database device entry pointer.
2824 *
2825 * Returns:
2826 * 0 = success.
2827 *
2828 * Context:
2829 * Kernel context.
2830 */
2831static int
e315cd28
AC		 2832qla2x00_find_all_fabric_devs(scsi_qla_host_t *vha,
2833 struct list_head *new_fcports)
1da177e4
LT		 2834{
2835 int rval;
2836 uint16_t loop_id;
2837 fc_port_t *fcport, *new_fcport, *fcptemp;
2838 int found;
2839
2840 sw_info_t *swl;
2841 int swl_idx;
2842 int first_dev, last_dev;
2843 port_id_t wrap, nxt_d_id;
e315cd28
AC		 2844 struct qla_hw_data *ha = vha->hw;
2845 struct scsi_qla_host *vp, *base_vha = pci_get_drvdata(ha->pdev);
ee546b6e 2846 struct scsi_qla_host *tvp;
1da177e4
LT		 2847
2848 rval = QLA_SUCCESS;
2849
2850 /* Try GID_PT to get device list, else GAN. */
4b89258c 2851 swl = kcalloc(MAX_FIBRE_DEVICES, sizeof(sw_info_t), GFP_KERNEL);
bbfbbbc1 2852 if (!swl) {
1da177e4
LT		 2853 /*EMPTY*/
2854 DEBUG2(printk("scsi(%ld): GID_PT allocations failed, fallback "
e315cd28 2855 "on GA_NXT\n", vha->host_no));
1da177e4 2856 } else {
e315cd28 2857 if (qla2x00_gid_pt(vha, swl) != QLA_SUCCESS) {
1da177e4
LT		 2858 kfree(swl);
2859 swl = NULL;
e315cd28 2860 } else if (qla2x00_gpn_id(vha, swl) != QLA_SUCCESS) {
1da177e4
LT		 2861 kfree(swl);
2862 swl = NULL;
e315cd28 2863 } else if (qla2x00_gnn_id(vha, swl) != QLA_SUCCESS) {
1da177e4
LT		 2864 kfree(swl);
2865 swl = NULL;
e5896bd5 2866 } else if (ql2xiidmaenable &&
e315cd28
AC		 2867 qla2x00_gfpn_id(vha, swl) == QLA_SUCCESS) {
2868 qla2x00_gpsc(vha, swl);
1da177e4
LT		 2869 }
2870 }
2871 swl_idx = 0;
2872
2873 /* Allocate temporary fcport for any new fcports discovered. */
e315cd28 2874 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
1da177e4 2875 if (new_fcport == NULL) {
c9475cb0 2876 kfree(swl);
1da177e4
LT		 2877 return (QLA_MEMORY_ALLOC_FAILED);
2878 }
2879 new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED);
1da177e4
LT		 2880 /* Set start port ID scan at adapter ID. */
2881 first_dev = 1;
2882 last_dev = 0;
2883
2884 /* Starting free loop ID. */
e315cd28
AC		 2885 loop_id = ha->min_external_loopid;
2886 for (; loop_id <= ha->max_loop_id; loop_id++) {
2887 if (qla2x00_is_reserved_id(vha, loop_id))
1da177e4
LT		 2888 continue;
2889
e315cd28 2890 if (atomic_read(&vha->loop_down_timer) || LOOP_TRANSITION(vha))
1da177e4
LT		 2891 break;
2892
2893 if (swl != NULL) {
2894 if (last_dev) {
2895 wrap.b24 = new_fcport->d_id.b24;
2896 } else {
2897 new_fcport->d_id.b24 = swl[swl_idx].d_id.b24;
2898 memcpy(new_fcport->node_name,
2899 swl[swl_idx].node_name, WWN_SIZE);
2900 memcpy(new_fcport->port_name,
2901 swl[swl_idx].port_name, WWN_SIZE);
d8b45213
AV		 2902 memcpy(new_fcport->fabric_port_name,
2903 swl[swl_idx].fabric_port_name, WWN_SIZE);
2904 new_fcport->fp_speed = swl[swl_idx].fp_speed;
1da177e4
LT		 2905
2906 if (swl[swl_idx].d_id.b.rsvd_1 != 0) {
2907 last_dev = 1;
2908 }
2909 swl_idx++;
2910 }
2911 } else {
2912 /* Send GA_NXT to the switch */
e315cd28 2913 rval = qla2x00_ga_nxt(vha, new_fcport);
1da177e4
LT		 2914 if (rval != QLA_SUCCESS) {
2915 qla_printk(KERN_WARNING, ha,
2916 "SNS scan failed -- assuming zero-entry "
2917 "result...\n");
2918 list_for_each_entry_safe(fcport, fcptemp,
2919 new_fcports, list) {
2920 list_del(&fcport->list);
2921 kfree(fcport);
2922 }
2923 rval = QLA_SUCCESS;
2924 break;
2925 }
2926 }
2927
2928 /* If wrap on switch device list, exit. */
2929 if (first_dev) {
2930 wrap.b24 = new_fcport->d_id.b24;
2931 first_dev = 0;
2932 } else if (new_fcport->d_id.b24 == wrap.b24) {
2933 DEBUG2(printk("scsi(%ld): device wrap (%02x%02x%02x)\n",
e315cd28 2934 vha->host_no, new_fcport->d_id.b.domain,
1da177e4
LT		 2935 new_fcport->d_id.b.area, new_fcport->d_id.b.al_pa));
2936 break;
2937 }
2938
2c3dfe3f 2939 /* Bypass if same physical adapter. */
e315cd28 2940 if (new_fcport->d_id.b24 == base_vha->d_id.b24)
1da177e4
LT		 2941 continue;
2942
2c3dfe3f 2943 /* Bypass virtual ports of the same host. */
e315cd28
AC		 2944 found = 0;
2945 if (ha->num_vhosts) {
ee546b6e 2946 list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
e315cd28
AC		 2947 if (new_fcport->d_id.b24 == vp->d_id.b24) {
2948 found = 1;
2c3dfe3f 2949 break;
e315cd28 2950 }
2c3dfe3f 2951 }
e315cd28 2952 if (found)
2c3dfe3f
SJ		 2953 continue;
2954 }
2955
f7d289f6
AV		 2956 /* Bypass if same domain and area of adapter. */
2957 if (((new_fcport->d_id.b24 & 0xffff00) ==
e315cd28 2958 (vha->d_id.b24 & 0xffff00)) && ha->current_topology ==
f7d289f6
AV		 2959 ISP_CFG_FL)
2960 continue;
2961
1da177e4
LT		 2962 /* Bypass reserved domain fields. */
2963 if ((new_fcport->d_id.b.domain & 0xf0) == 0xf0)
2964 continue;
2965
2966 /* Locate matching device in database. */
2967 found = 0;
e315cd28 2968 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1da177e4
LT		 2969 if (memcmp(new_fcport->port_name, fcport->port_name,
2970 WWN_SIZE))
2971 continue;
2972
2973 found++;
2974
d8b45213
AV		 2975 /* Update port state. */
2976 memcpy(fcport->fabric_port_name,
2977 new_fcport->fabric_port_name, WWN_SIZE);
2978 fcport->fp_speed = new_fcport->fp_speed;
2979
1da177e4
LT		 2980 /*
2981 * If address the same and state FCS_ONLINE, nothing
2982 * changed.
2983 */
2984 if (fcport->d_id.b24 == new_fcport->d_id.b24 &&
2985 atomic_read(&fcport->state) == FCS_ONLINE) {
2986 break;
2987 }
2988
2989 /*
2990 * If device was not a fabric device before.
2991 */
2992 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) {
2993 fcport->d_id.b24 = new_fcport->d_id.b24;
2994 fcport->loop_id = FC_NO_LOOP_ID;
2995 fcport->flags |= (FCF_FABRIC_DEVICE |
2996 FCF_LOGIN_NEEDED);
1da177e4
LT		 2997 break;
2998 }
2999
3000 /*
3001 * Port ID changed or device was marked to be updated;
3002 * Log it out if still logged in and mark it for
3003 * relogin later.
3004 */
3005 fcport->d_id.b24 = new_fcport->d_id.b24;
3006 fcport->flags |= FCF_LOGIN_NEEDED;
3007 if (fcport->loop_id != FC_NO_LOOP_ID &&
3008 (fcport->flags & FCF_TAPE_PRESENT) == 0 &&
3009 fcport->port_type != FCT_INITIATOR &&
3010 fcport->port_type != FCT_BROADCAST) {
e315cd28 3011 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
1c7c6357
AV		 3012 fcport->d_id.b.domain, fcport->d_id.b.area,
3013 fcport->d_id.b.al_pa);
1da177e4
LT		 3014 fcport->loop_id = FC_NO_LOOP_ID;
3015 }
3016
3017 break;
3018 }
3019
3020 if (found)
3021 continue;
1da177e4
LT		 3022 /* If device was not in our fcports list, then add it. */
3023 list_add_tail(&new_fcport->list, new_fcports);
3024
3025 /* Allocate a new replacement fcport. */
3026 nxt_d_id.b24 = new_fcport->d_id.b24;
e315cd28 3027 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
1da177e4 3028 if (new_fcport == NULL) {
c9475cb0 3029 kfree(swl);
1da177e4
LT		 3030 return (QLA_MEMORY_ALLOC_FAILED);
3031 }
3032 new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED);
3033 new_fcport->d_id.b24 = nxt_d_id.b24;
3034 }
3035
c9475cb0
JJ		 3036 kfree(swl);
3037 kfree(new_fcport);
1da177e4 3038
1da177e4
LT		 3039 return (rval);
3040}
3041
3042/*
3043 * qla2x00_find_new_loop_id
3044 * Scan through our port list and find a new usable loop ID.
3045 *
3046 * Input:
3047 * ha: adapter state pointer.
3048 * dev: port structure pointer.
3049 *
3050 * Returns:
3051 * qla2x00 local function return status code.
3052 *
3053 * Context:
3054 * Kernel context.
3055 */
413975a0 3056static int
e315cd28 3057qla2x00_find_new_loop_id(scsi_qla_host_t *vha, fc_port_t *dev)
1da177e4
LT		 3058{
3059 int rval;
3060 int found;
3061 fc_port_t *fcport;
3062 uint16_t first_loop_id;
e315cd28
AC		 3063 struct qla_hw_data *ha = vha->hw;
3064 struct scsi_qla_host *vp;
ee546b6e 3065 struct scsi_qla_host *tvp;
1da177e4
LT		 3066
3067 rval = QLA_SUCCESS;
3068
3069 /* Save starting loop ID. */
3070 first_loop_id = dev->loop_id;
3071
3072 for (;;) {
3073 /* Skip loop ID if already used by adapter. */
e315cd28 3074 if (dev->loop_id == vha->loop_id)
1da177e4 3075 dev->loop_id++;
1da177e4
LT		 3076
3077 /* Skip reserved loop IDs. */
e315cd28 3078 while (qla2x00_is_reserved_id(vha, dev->loop_id))
1da177e4 3079 dev->loop_id++;
1da177e4
LT		 3080
3081 /* Reset loop ID if passed the end. */
e315cd28 3082 if (dev->loop_id > ha->max_loop_id) {
1da177e4
LT		 3083 /* first loop ID. */
3084 dev->loop_id = ha->min_external_loopid;
3085 }
3086
3087 /* Check for loop ID being already in use. */
3088 found = 0;
3089 fcport = NULL;
ee546b6e 3090 list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
e315cd28
AC		 3091 list_for_each_entry(fcport, &vp->vp_fcports, list) {
3092 if (fcport->loop_id == dev->loop_id &&
3093 fcport != dev) {
3094 /* ID possibly in use */
3095 found++;
3096 break;
3097 }
1da177e4 3098 }
e315cd28
AC		 3099 if (found)
3100 break;
1da177e4
LT		 3101 }
3102
3103 /* If not in use then it is free to use. */
3104 if (!found) {
3105 break;
3106 }
3107
3108 /* ID in use. Try next value. */
3109 dev->loop_id++;
3110
3111 /* If wrap around. No free ID to use. */
3112 if (dev->loop_id == first_loop_id) {
3113 dev->loop_id = FC_NO_LOOP_ID;
3114 rval = QLA_FUNCTION_FAILED;
3115 break;
3116 }
3117 }
3118
3119 return (rval);
3120}
3121
3122/*
3123 * qla2x00_device_resync
3124 * Marks devices in the database that needs resynchronization.
3125 *
3126 * Input:
3127 * ha = adapter block pointer.
3128 *
3129 * Context:
3130 * Kernel context.
3131 */
3132static int
e315cd28 3133qla2x00_device_resync(scsi_qla_host_t *vha)
1da177e4
LT		 3134{
3135 int rval;
1da177e4
LT		 3136 uint32_t mask;
3137 fc_port_t *fcport;
3138 uint32_t rscn_entry;
3139 uint8_t rscn_out_iter;
3140 uint8_t format;
3141 port_id_t d_id;
3142
3143 rval = QLA_RSCNS_HANDLED;
3144
e315cd28
AC		 3145 while (vha->rscn_out_ptr != vha->rscn_in_ptr ||
3146 vha->flags.rscn_queue_overflow) {
1da177e4 3147
e315cd28 3148 rscn_entry = vha->rscn_queue[vha->rscn_out_ptr];
1da177e4
LT		 3149 format = MSB(MSW(rscn_entry));
3150 d_id.b.domain = LSB(MSW(rscn_entry));
3151 d_id.b.area = MSB(LSW(rscn_entry));
3152 d_id.b.al_pa = LSB(LSW(rscn_entry));
3153
3154 DEBUG(printk("scsi(%ld): RSCN queue entry[%d] = "
3155 "[%02x/%02x%02x%02x].\n",
e315cd28 3156 vha->host_no, vha->rscn_out_ptr, format, d_id.b.domain,
1da177e4
LT		 3157 d_id.b.area, d_id.b.al_pa));
3158
e315cd28
AC		 3159 vha->rscn_out_ptr++;
3160 if (vha->rscn_out_ptr == MAX_RSCN_COUNT)
3161 vha->rscn_out_ptr = 0;
1da177e4
LT		 3162
3163 /* Skip duplicate entries. */
e315cd28
AC		 3164 for (rscn_out_iter = vha->rscn_out_ptr;
3165 !vha->flags.rscn_queue_overflow &&
3166 rscn_out_iter != vha->rscn_in_ptr;
1da177e4
LT		 3167 rscn_out_iter = (rscn_out_iter ==
3168 (MAX_RSCN_COUNT - 1)) ? 0: rscn_out_iter + 1) {
3169
e315cd28 3170 if (rscn_entry != vha->rscn_queue[rscn_out_iter])
1da177e4
LT		 3171 break;
3172
3173 DEBUG(printk("scsi(%ld): Skipping duplicate RSCN queue "
e315cd28 3174 "entry found at [%d].\n", vha->host_no,
1da177e4
LT		 3175 rscn_out_iter));
3176
e315cd28 3177 vha->rscn_out_ptr = rscn_out_iter;
1da177e4
LT		 3178 }
3179
3180 /* Queue overflow, set switch default case. */
e315cd28 3181 if (vha->flags.rscn_queue_overflow) {
1da177e4 3182 DEBUG(printk("scsi(%ld): device_resync: rscn "
e315cd28 3183 "overflow.\n", vha->host_no));
1da177e4
LT		 3184
3185 format = 3;
e315cd28 3186 vha->flags.rscn_queue_overflow = 0;
1da177e4
LT		 3187 }
3188
3189 switch (format) {
3190 case 0:
1da177e4
LT		 3191 mask = 0xffffff;
3192 break;
3193 case 1:
3194 mask = 0xffff00;
3195 break;
3196 case 2:
3197 mask = 0xff0000;
3198 break;
3199 default:
3200 mask = 0x0;
3201 d_id.b24 = 0;
e315cd28 3202 vha->rscn_out_ptr = vha->rscn_in_ptr;
1da177e4
LT		 3203 break;
3204 }
3205
3206 rval = QLA_SUCCESS;
3207
e315cd28 3208 list_for_each_entry(fcport, &vha->vp_fcports, list) {
1da177e4
LT		 3209 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 ||
3210 (fcport->d_id.b24 & mask) != d_id.b24 ||
3211 fcport->port_type == FCT_BROADCAST)
3212 continue;
3213
3214 if (atomic_read(&fcport->state) == FCS_ONLINE) {
3215 if (format != 3 ||
3216 fcport->port_type != FCT_INITIATOR) {
e315cd28 3217 qla2x00_mark_device_lost(vha, fcport,
d97994dc 3218 0, 0);
1da177e4
LT		 3219 }
3220 }
1da177e4
LT		 3221 }
3222 }
3223 return (rval);
3224}
3225
3226/*
3227 * qla2x00_fabric_dev_login
3228 * Login fabric target device and update FC port database.
3229 *
3230 * Input:
3231 * ha: adapter state pointer.
3232 * fcport: port structure list pointer.
3233 * next_loopid: contains value of a new loop ID that can be used
3234 * by the next login attempt.
3235 *
3236 * Returns:
3237 * qla2x00 local function return status code.
3238 *
3239 * Context:
3240 * Kernel context.
3241 */
3242static int
e315cd28 3243qla2x00_fabric_dev_login(scsi_qla_host_t *vha, fc_port_t *fcport,
1da177e4
LT		 3244 uint16_t *next_loopid)
3245{
3246 int rval;
3247 int retry;
0107109e 3248 uint8_t opts;
e315cd28 3249 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 3250
3251 rval = QLA_SUCCESS;
3252 retry = 0;
3253
ac280b67
AV		 3254 if (IS_ALOGIO_CAPABLE(ha)) {
3255 rval = qla2x00_post_async_login_work(vha, fcport, NULL);
3256 if (!rval)
3257 return rval;
3258 }
3259
e315cd28 3260 rval = qla2x00_fabric_login(vha, fcport, next_loopid);
1da177e4 3261 if (rval == QLA_SUCCESS) {
0107109e
AV		 3262 /* Send an ADISC to tape devices.*/
3263 opts = 0;
3264 if (fcport->flags & FCF_TAPE_PRESENT)
3265 opts |= BIT_1;
e315cd28 3266 rval = qla2x00_get_port_database(vha, fcport, opts);
1da177e4 3267 if (rval != QLA_SUCCESS) {
e315cd28 3268 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
1c7c6357
AV		 3269 fcport->d_id.b.domain, fcport->d_id.b.area,
3270 fcport->d_id.b.al_pa);
e315cd28 3271 qla2x00_mark_device_lost(vha, fcport, 1, 0);
1da177e4 3272 } else {
e315cd28 3273 qla2x00_update_fcport(vha, fcport);
1da177e4
LT		 3274 }
3275 }
3276
3277 return (rval);
3278}
3279
3280/*
3281 * qla2x00_fabric_login
3282 * Issue fabric login command.
3283 *
3284 * Input:
3285 * ha = adapter block pointer.
3286 * device = pointer to FC device type structure.
3287 *
3288 * Returns:
3289 * 0 - Login successfully
3290 * 1 - Login failed
3291 * 2 - Initiator device
3292 * 3 - Fatal error
3293 */
3294int
e315cd28 3295qla2x00_fabric_login(scsi_qla_host_t *vha, fc_port_t *fcport,
1da177e4
LT		 3296 uint16_t *next_loopid)
3297{
3298 int rval;
3299 int retry;
3300 uint16_t tmp_loopid;
3301 uint16_t mb[MAILBOX_REGISTER_COUNT];
e315cd28 3302 struct qla_hw_data *ha = vha->hw;
1da177e4
LT		 3303
3304 retry = 0;
3305 tmp_loopid = 0;
3306
3307 for (;;) {
3308 DEBUG(printk("scsi(%ld): Trying Fabric Login w/loop id 0x%04x "
3309 "for port %02x%02x%02x.\n",
e315cd28 3310 vha->host_no, fcport->loop_id, fcport->d_id.b.domain,
1da177e4
LT		 3311 fcport->d_id.b.area, fcport->d_id.b.al_pa));
3312
3313 /* Login fcport on switch. */
e315cd28 3314 ha->isp_ops->fabric_login(vha, fcport->loop_id,
1da177e4
LT		 3315 fcport->d_id.b.domain, fcport->d_id.b.area,
3316 fcport->d_id.b.al_pa, mb, BIT_0);
3317 if (mb[0] == MBS_PORT_ID_USED) {
3318 /*
3319 * Device has another loop ID. The firmware team
0107109e
AV		 3320 * recommends the driver perform an implicit login with
3321 * the specified ID again. The ID we just used is save
3322 * here so we return with an ID that can be tried by
3323 * the next login.
1da177e4
LT		 3324 */
3325 retry++;
3326 tmp_loopid = fcport->loop_id;
3327 fcport->loop_id = mb[1];
3328
3329 DEBUG(printk("Fabric Login: port in use - next "
3330 "loop id=0x%04x, port Id=%02x%02x%02x.\n",
3331 fcport->loop_id, fcport->d_id.b.domain,
3332 fcport->d_id.b.area, fcport->d_id.b.al_pa));
3333
3334 } else if (mb[0] == MBS_COMMAND_COMPLETE) {
3335 /*
3336 * Login succeeded.
3337 */
3338 if (retry) {
3339 /* A retry occurred before. */
3340 *next_loopid = tmp_loopid;
3341 } else {
3342 /*
3343 * No retry occurred before. Just increment the
3344 * ID value for next login.
3345 */
3346 *next_loopid = (fcport->loop_id + 1);
3347 }
3348
3349 if (mb[1] & BIT_0) {
3350 fcport->port_type = FCT_INITIATOR;
3351 } else {
3352 fcport->port_type = FCT_TARGET;
3353 if (mb[1] & BIT_1) {
8474f3a0 3354 fcport->flags |= FCF_FCP2_DEVICE;
1da177e4
LT		 3355 }
3356 }
3357
ad3e0eda
AV		 3358 if (mb[10] & BIT_0)
3359 fcport->supported_classes |= FC_COS_CLASS2;
3360 if (mb[10] & BIT_1)
3361 fcport->supported_classes |= FC_COS_CLASS3;
3362
1da177e4
LT		 3363 rval = QLA_SUCCESS;
3364 break;
3365 } else if (mb[0] == MBS_LOOP_ID_USED) {
3366 /*
3367 * Loop ID already used, try next loop ID.
3368 */
3369 fcport->loop_id++;
e315cd28 3370 rval = qla2x00_find_new_loop_id(vha, fcport);
1da177e4
LT		 3371 if (rval != QLA_SUCCESS) {
3372 /* Ran out of loop IDs to use */
3373 break;
3374 }
3375 } else if (mb[0] == MBS_COMMAND_ERROR) {
3376 /*
3377 * Firmware possibly timed out during login. If NO
3378 * retries are left to do then the device is declared
3379 * dead.
3380 */
3381 *next_loopid = fcport->loop_id;
e315cd28 3382 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
1c7c6357
AV		 3383 fcport->d_id.b.domain, fcport->d_id.b.area,
3384 fcport->d_id.b.al_pa);
e315cd28 3385 qla2x00_mark_device_lost(vha, fcport, 1, 0);
1da177e4
LT		 3386
3387 rval = 1;
3388 break;
3389 } else {
3390 /*
3391 * unrecoverable / not handled error
3392 */
3393 DEBUG2(printk("%s(%ld): failed=%x port_id=%02x%02x%02x "
fa2a1ce5 3394 "loop_id=%x jiffies=%lx.\n",
e315cd28 3395 __func__, vha->host_no, mb[0],
1da177e4
LT		 3396 fcport->d_id.b.domain, fcport->d_id.b.area,
3397 fcport->d_id.b.al_pa, fcport->loop_id, jiffies));
3398
3399 *next_loopid = fcport->loop_id;
e315cd28 3400 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
1c7c6357
AV		 3401 fcport->d_id.b.domain, fcport->d_id.b.area,
3402 fcport->d_id.b.al_pa);
1da177e4 3403 fcport->loop_id = FC_NO_LOOP_ID;
0eedfcf0 3404 fcport->login_retry = 0;
1da177e4
LT		 3405
3406 rval = 3;
3407 break;
3408 }
3409 }
3410
3411 return (rval);
3412}
3413
3414/*
3415 * qla2x00_local_device_login
3416 * Issue local device login command.
3417 *
3418 * Input:
3419 * ha = adapter block pointer.
3420 * loop_id = loop id of device to login to.
3421 *
3422 * Returns (Where's the #define!!!!):
3423 * 0 - Login successfully
3424 * 1 - Login failed
3425 * 3 - Fatal error
3426 */
3427int
e315cd28 3428qla2x00_local_device_login(scsi_qla_host_t *vha, fc_port_t *fcport)
1da177e4
LT		 3429{
3430 int rval;
3431 uint16_t mb[MAILBOX_REGISTER_COUNT];
3432
3433 memset(mb, 0, sizeof(mb));
e315cd28 3434 rval = qla2x00_login_local_device(vha, fcport, mb, BIT_0);
1da177e4
LT		 3435 if (rval == QLA_SUCCESS) {
3436 /* Interrogate mailbox registers for any errors */
3437 if (mb[0] == MBS_COMMAND_ERROR)
3438 rval = 1;
3439 else if (mb[0] == MBS_COMMAND_PARAMETER_ERROR)
3440 /* device not in PCB table */
3441 rval = 3;
3442 }
3443
3444 return (rval);
3445}
3446
3447/*
3448 * qla2x00_loop_resync
3449 * Resync with fibre channel devices.
3450 *
3451 * Input:
3452 * ha = adapter block pointer.
3453 *
3454 * Returns:
3455 * 0 = success
3456 */
3457int
e315cd28 3458qla2x00_loop_resync(scsi_qla_host_t *vha)
1da177e4 3459{
73208dfd 3460 int rval = QLA_SUCCESS;
1da177e4 3461 uint32_t wait_time;
67c2e93a
AC		 3462 struct req_que *req;
3463 struct rsp_que *rsp;
3464
7163ea81 3465 if (vha->hw->flags.cpu_affinity_enabled)
67c2e93a
AC		 3466 req = vha->hw->req_q_map[0];
3467 else
3468 req = vha->req;
3469 rsp = req->rsp;
1da177e4 3470
e315cd28
AC		 3471 atomic_set(&vha->loop_state, LOOP_UPDATE);
3472 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
3473 if (vha->flags.online) {
3474 if (!(rval = qla2x00_fw_ready(vha))) {
1da177e4
LT		 3475 /* Wait at most MAX_TARGET RSCNs for a stable link. */
3476 wait_time = 256;
3477 do {
e315cd28 3478 atomic_set(&vha->loop_state, LOOP_UPDATE);
1da177e4 3479
0107109e 3480 /* Issue a marker after FW becomes ready. */
73208dfd
AC		 3481 qla2x00_marker(vha, req, rsp, 0, 0,
3482 MK_SYNC_ALL);
e315cd28 3483 vha->marker_needed = 0;
1da177e4
LT		 3484
3485 /* Remap devices on Loop. */
e315cd28 3486 clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
1da177e4 3487
e315cd28 3488 qla2x00_configure_loop(vha);
1da177e4 3489 wait_time--;
e315cd28
AC		 3490 } while (!atomic_read(&vha->loop_down_timer) &&
3491 !(test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
3492 && wait_time && (test_bit(LOOP_RESYNC_NEEDED,
3493 &vha->dpc_flags)));
1da177e4 3494 }
1da177e4
LT		 3495 }
3496
e315cd28 3497 if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
1da177e4 3498 return (QLA_FUNCTION_FAILED);
1da177e4 3499
e315cd28 3500 if (rval)
1da177e4 3501 DEBUG2_3(printk("%s(): **** FAILED ****\n", __func__));
1da177e4
LT		 3502
3503 return (rval);
3504}
3505
d97994dc 3506void
67becc00 3507qla2x00_update_fcports(scsi_qla_host_t *base_vha)
d97994dc
AV		 3508{
3509 fc_port_t *fcport;
67becc00 3510 struct scsi_qla_host *tvp, *vha;
d97994dc
AV		 3511
3512 /* Go with deferred removal of rport references. */
67becc00
AV		 3513 list_for_each_entry_safe(vha, tvp, &base_vha->hw->vp_list, list)
3514 list_for_each_entry(fcport, &vha->vp_fcports, list)
3515 if (fcport && fcport->drport &&
3516 atomic_read(&fcport->state) != FCS_UNCONFIGURED)
3517 qla2x00_rport_del(fcport);
d97994dc
AV		 3518}
3519
1da177e4
LT		 3520/*
3521* qla2x00_abort_isp
3522* Resets ISP and aborts all outstanding commands.
3523*
3524* Input:
3525* ha = adapter block pointer.
3526*
3527* Returns:
3528* 0 = success
3529*/
3530int
e315cd28 3531qla2x00_abort_isp(scsi_qla_host_t *vha)
1da177e4 3532{
476e8978 3533 int rval;
1da177e4 3534 uint8_t status = 0;
e315cd28
AC		 3535 struct qla_hw_data *ha = vha->hw;
3536 struct scsi_qla_host *vp;
ee546b6e 3537 struct scsi_qla_host *tvp;
73208dfd 3538 struct req_que *req = ha->req_q_map[0];
1da177e4 3539
e315cd28
AC		 3540 if (vha->flags.online) {
3541 vha->flags.online = 0;
2533cf67 3542 ha->flags.chip_reset_done = 0;
e315cd28 3543 clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
e5f5f6f7 3544 ha->qla_stats.total_isp_aborts++;
1da177e4
LT		 3545
3546 qla_printk(KERN_INFO, ha,
3547 "Performing ISP error recovery - ha= %p.\n", ha);
e315cd28
AC		 3548 ha->isp_ops->reset_chip(vha);
3549
3550 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
3551 if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
3552 atomic_set(&vha->loop_state, LOOP_DOWN);
3553 qla2x00_mark_all_devices_lost(vha, 0);
1da177e4 3554 } else {
e315cd28
AC		 3555 if (!atomic_read(&vha->loop_down_timer))
3556 atomic_set(&vha->loop_down_timer,
1da177e4
LT		 3557 LOOP_DOWN_TIME);
3558 }
3559
1da177e4 3560 /* Requeue all commands in outstanding command list. */
e315cd28 3561 qla2x00_abort_all_cmds(vha, DID_RESET << 16);
1da177e4 3562
73208dfd 3563 ha->isp_ops->get_flash_version(vha, req->ring);
30c47662 3564
e315cd28 3565 ha->isp_ops->nvram_config(vha);
1da177e4 3566
e315cd28
AC		 3567 if (!qla2x00_restart_isp(vha)) {
3568 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
1da177e4 3569
e315cd28 3570 if (!atomic_read(&vha->loop_down_timer)) {
1da177e4
LT		 3571 /*
3572 * Issue marker command only when we are going
3573 * to start the I/O .
3574 */
e315cd28 3575 vha->marker_needed = 1;
1da177e4
LT		 3576 }
3577
e315cd28 3578 vha->flags.online = 1;
1da177e4 3579
fd34f556 3580 ha->isp_ops->enable_intrs(ha);
1da177e4 3581
fa2a1ce5 3582 ha->isp_abort_cnt = 0;
e315cd28 3583 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
476e8978 3584
29c5397f
LC		 3585 if (IS_QLA81XX(ha))
3586 qla2x00_get_fw_version(vha,
3587 &ha->fw_major_version,
3588 &ha->fw_minor_version,
3589 &ha->fw_subminor_version,
3590 &ha->fw_attributes, &ha->fw_memory_size,
3591 ha->mpi_version, &ha->mpi_capabilities,
3592 ha->phy_version);
3593
df613b96
AV		 3594 if (ha->fce) {
3595 ha->flags.fce_enabled = 1;
3596 memset(ha->fce, 0,
3597 fce_calc_size(ha->fce_bufs));
e315cd28 3598 rval = qla2x00_enable_fce_trace(vha,
df613b96
AV		 3599 ha->fce_dma, ha->fce_bufs, ha->fce_mb,
3600 &ha->fce_bufs);
3601 if (rval) {
3602 qla_printk(KERN_WARNING, ha,
3603 "Unable to reinitialize FCE "
3604 "(%d).\n", rval);
3605 ha->flags.fce_enabled = 0;
3606 }
3607 }
436a7b11
AV		 3608
3609 if (ha->eft) {
3610 memset(ha->eft, 0, EFT_SIZE);
e315cd28 3611 rval = qla2x00_enable_eft_trace(vha,
436a7b11
AV		 3612 ha->eft_dma, EFT_NUM_BUFFERS);
3613 if (rval) {
3614 qla_printk(KERN_WARNING, ha,
3615 "Unable to reinitialize EFT "
3616 "(%d).\n", rval);
3617 }
3618 }
1da177e4 3619 } else { /* failed the ISP abort */
e315cd28
AC		 3620 vha->flags.online = 1;
3621 if (test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
1da177e4
LT		 3622 if (ha->isp_abort_cnt == 0) {
3623 qla_printk(KERN_WARNING, ha,
3624 "ISP error recovery failed - "
3625 "board disabled\n");
fa2a1ce5 3626 /*
1da177e4
LT		 3627 * The next call disables the board
3628 * completely.
3629 */
e315cd28
AC		 3630 ha->isp_ops->reset_adapter(vha);
3631 vha->flags.online = 0;
1da177e4 3632 clear_bit(ISP_ABORT_RETRY,
e315cd28 3633 &vha->dpc_flags);
1da177e4
LT		 3634 status = 0;
3635 } else { /* schedule another ISP abort */
3636 ha->isp_abort_cnt--;
3637 DEBUG(printk("qla%ld: ISP abort - "
0107109e 3638 "retry remaining %d\n",
e315cd28 3639 vha->host_no, ha->isp_abort_cnt));
1da177e4
LT		 3640 status = 1;
3641 }
3642 } else {
3643 ha->isp_abort_cnt = MAX_RETRIES_OF_ISP_ABORT;
3644 DEBUG(printk("qla2x00(%ld): ISP error recovery "
3645 "- retrying (%d) more times\n",
e315cd28
AC		 3646 vha->host_no, ha->isp_abort_cnt));
3647 set_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
1da177e4
LT		 3648 status = 1;
3649 }
3650 }
fa2a1ce5 3651
1da177e4
LT		 3652 }
3653
e315cd28
AC		 3654 if (!status) {
3655 DEBUG(printk(KERN_INFO
3656 "qla2x00_abort_isp(%ld): succeeded.\n",
3657 vha->host_no));
ee546b6e 3658 list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
e315cd28
AC		 3659 if (vp->vp_idx)
3660 qla2x00_vp_abort_isp(vp);
3661 }
3662 } else {
1da177e4
LT		 3663 qla_printk(KERN_INFO, ha,
3664 "qla2x00_abort_isp: **** FAILED ****\n");
1da177e4
LT		 3665 }
3666
3667 return(status);
3668}
3669
3670/*
3671* qla2x00_restart_isp
3672* restarts the ISP after a reset
3673*
3674* Input:
3675* ha = adapter block pointer.
3676*
3677* Returns:
3678* 0 = success
3679*/
3680static int
e315cd28 3681qla2x00_restart_isp(scsi_qla_host_t *vha)
1da177e4 3682{
c6b2fca8 3683 int status = 0;
1da177e4 3684 uint32_t wait_time;
e315cd28 3685 struct qla_hw_data *ha = vha->hw;
73208dfd
AC		 3686 struct req_que *req = ha->req_q_map[0];
3687 struct rsp_que *rsp = ha->rsp_q_map[0];
1da177e4
LT		 3688
3689 /* If firmware needs to be loaded */
e315cd28
AC		 3690 if (qla2x00_isp_firmware(vha)) {
3691 vha->flags.online = 0;
3692 status = ha->isp_ops->chip_diag(vha);
3693 if (!status)
3694 status = qla2x00_setup_chip(vha);
1da177e4
LT		 3695 }
3696
e315cd28
AC		 3697 if (!status && !(status = qla2x00_init_rings(vha))) {
3698 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
2533cf67 3699 ha->flags.chip_reset_done = 1;
73208dfd
AC		 3700 /* Initialize the queues in use */
3701 qla25xx_init_queues(ha);
3702
e315cd28
AC		 3703 status = qla2x00_fw_ready(vha);
3704 if (!status) {
1da177e4 3705 DEBUG(printk("%s(): Start configure loop, "
744f11fd 3706 "status = %d\n", __func__, status));
0107109e
AV		 3707
3708 /* Issue a marker after FW becomes ready. */
73208dfd 3709 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL);
0107109e 3710
e315cd28 3711 vha->flags.online = 1;
1da177e4
LT		 3712 /* Wait at most MAX_TARGET RSCNs for a stable link. */
3713 wait_time = 256;
3714 do {
e315cd28
AC		 3715 clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
3716 qla2x00_configure_loop(vha);
1da177e4 3717 wait_time--;
e315cd28
AC		 3718 } while (!atomic_read(&vha->loop_down_timer) &&
3719 !(test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
3720 && wait_time && (test_bit(LOOP_RESYNC_NEEDED,
3721 &vha->dpc_flags)));
1da177e4
LT		 3722 }
3723
3724 /* if no cable then assume it's good */
e315cd28 3725 if ((vha->device_flags & DFLG_NO_CABLE))
1da177e4
LT		 3726 status = 0;
3727
3728 DEBUG(printk("%s(): Configure loop done, status = 0x%x\n",
3729 __func__,
744f11fd 3730 status));
1da177e4
LT		 3731 }
3732 return (status);
3733}
3734
73208dfd
AC		 3735static int
3736qla25xx_init_queues(struct qla_hw_data *ha)
3737{
3738 struct rsp_que *rsp = NULL;
3739 struct req_que *req = NULL;
3740 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
3741 int ret = -1;
3742 int i;
3743
2afa19a9 3744 for (i = 1; i < ha->max_rsp_queues; i++) {
73208dfd
AC		 3745 rsp = ha->rsp_q_map[i];
3746 if (rsp) {
3747 rsp->options &= ~BIT_0;
618a7523 3748 ret = qla25xx_init_rsp_que(base_vha, rsp);
73208dfd
AC		 3749 if (ret != QLA_SUCCESS)
3750 DEBUG2_17(printk(KERN_WARNING
3751 "%s Rsp que:%d init failed\n", __func__,
3752 rsp->id));
3753 else
3754 DEBUG2_17(printk(KERN_INFO
3755 "%s Rsp que:%d inited\n", __func__,
3756 rsp->id));
3757 }
2afa19a9
AC		 3758 }
3759 for (i = 1; i < ha->max_req_queues; i++) {
73208dfd
AC		 3760 req = ha->req_q_map[i];
3761 if (req) {
29bdccbe 3762 /* Clear outstanding commands array. */
73208dfd 3763 req->options &= ~BIT_0;
618a7523 3764 ret = qla25xx_init_req_que(base_vha, req);
73208dfd
AC		 3765 if (ret != QLA_SUCCESS)
3766 DEBUG2_17(printk(KERN_WARNING
3767 "%s Req que:%d init failed\n", __func__,
3768 req->id));
3769 else
3770 DEBUG2_17(printk(KERN_WARNING
29bdccbe 3771 "%s Req que:%d inited\n", __func__,
73208dfd
AC		 3772 req->id));
3773 }
3774 }
3775 return ret;
3776}
3777
1da177e4
LT		 3778/*
3779* qla2x00_reset_adapter
3780* Reset adapter.
3781*
3782* Input:
3783* ha = adapter block pointer.
3784*/
abbd8870 3785void
e315cd28 3786qla2x00_reset_adapter(scsi_qla_host_t *vha)
1da177e4
LT		 3787{
3788 unsigned long flags = 0;
e315cd28 3789 struct qla_hw_data *ha = vha->hw;
3d71644c 3790 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1da177e4 3791
e315cd28 3792 vha->flags.online = 0;
fd34f556 3793 ha->isp_ops->disable_intrs(ha);
1da177e4 3794
1da177e4
LT		 3795 spin_lock_irqsave(&ha->hardware_lock, flags);
3796 WRT_REG_WORD(&reg->hccr, HCCR_RESET_RISC);
3797 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
3798 WRT_REG_WORD(&reg->hccr, HCCR_RELEASE_RISC);
3799 RD_REG_WORD(&reg->hccr); /* PCI Posting. */
3800 spin_unlock_irqrestore(&ha->hardware_lock, flags);
3801}
0107109e
AV		 3802
3803void
e315cd28 3804qla24xx_reset_adapter(scsi_qla_host_t *vha)
0107109e
AV		 3805{
3806 unsigned long flags = 0;
e315cd28 3807 struct qla_hw_data *ha = vha->hw;
0107109e
AV		 3808 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
3809
e315cd28 3810 vha->flags.online = 0;
fd34f556 3811 ha->isp_ops->disable_intrs(ha);
0107109e
AV		 3812
3813 spin_lock_irqsave(&ha->hardware_lock, flags);
3814 WRT_REG_DWORD(&reg->hccr, HCCRX_SET_RISC_RESET);
3815 RD_REG_DWORD(&reg->hccr);
3816 WRT_REG_DWORD(&reg->hccr, HCCRX_REL_RISC_PAUSE);
3817 RD_REG_DWORD(&reg->hccr);
3818 spin_unlock_irqrestore(&ha->hardware_lock, flags);
09ff36d3
AV		 3819
3820 if (IS_NOPOLLING_TYPE(ha))
3821 ha->isp_ops->enable_intrs(ha);
0107109e
AV		 3822}
3823
4e08df3f
DM		 3824/* On sparc systems, obtain port and node WWN from firmware
3825 * properties.
3826 */
e315cd28
AC		 3827static void qla24xx_nvram_wwn_from_ofw(scsi_qla_host_t *vha,
3828 struct nvram_24xx *nv)
4e08df3f
DM		 3829{
3830#ifdef CONFIG_SPARC
e315cd28 3831 struct qla_hw_data *ha = vha->hw;
4e08df3f 3832 struct pci_dev *pdev = ha->pdev;
15576bc8
DM		 3833 struct device_node *dp = pci_device_to_OF_node(pdev);
3834 const u8 *val;
4e08df3f
DM		 3835 int len;
3836
3837 val = of_get_property(dp, "port-wwn", &len);
3838 if (val && len >= WWN_SIZE)
3839 memcpy(nv->port_name, val, WWN_SIZE);
3840
3841 val = of_get_property(dp, "node-wwn", &len);
3842 if (val && len >= WWN_SIZE)
3843 memcpy(nv->node_name, val, WWN_SIZE);
3844#endif
3845}
3846
0107109e 3847int
e315cd28 3848qla24xx_nvram_config(scsi_qla_host_t *vha)
0107109e 3849{
4e08df3f 3850 int rval;
0107109e
AV		 3851 struct init_cb_24xx *icb;
3852 struct nvram_24xx *nv;
3853 uint32_t *dptr;
3854 uint8_t *dptr1, *dptr2;
3855 uint32_t chksum;
3856 uint16_t cnt;
e315cd28 3857 struct qla_hw_data *ha = vha->hw;
0107109e 3858
4e08df3f 3859 rval = QLA_SUCCESS;
0107109e 3860 icb = (struct init_cb_24xx *)ha->init_cb;
281afe19 3861 nv = ha->nvram;
0107109e
AV		 3862
3863 /* Determine NVRAM starting address. */
e5b68a61
AC		 3864 if (ha->flags.port0) {
3865 ha->nvram_base = FA_NVRAM_FUNC0_ADDR;
3866 ha->vpd_base = FA_NVRAM_VPD0_ADDR;
3867 } else {
0107109e 3868 ha->nvram_base = FA_NVRAM_FUNC1_ADDR;
6f641790
AV		 3869 ha->vpd_base = FA_NVRAM_VPD1_ADDR;
3870 }
e5b68a61
AC		 3871 ha->nvram_size = sizeof(struct nvram_24xx);
3872 ha->vpd_size = FA_NVRAM_VPD_SIZE;
0107109e 3873
281afe19
SJ		 3874 /* Get VPD data into cache */
3875 ha->vpd = ha->nvram + VPD_OFFSET;
e315cd28 3876 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->vpd,
281afe19
SJ		 3877 ha->nvram_base - FA_NVRAM_FUNC0_ADDR, FA_NVRAM_VPD_SIZE * 4);
3878
3879 /* Get NVRAM data into cache and calculate checksum. */
0107109e 3880 dptr = (uint32_t *)nv;
e315cd28 3881 ha->isp_ops->read_nvram(vha, (uint8_t *)dptr, ha->nvram_base,
0107109e
AV		 3882 ha->nvram_size);
3883 for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++)
3884 chksum += le32_to_cpu(*dptr++);
3885
7640335e 3886 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", vha->host_no));
281afe19 3887 DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size));
0107109e
AV		 3888
3889 /* Bad NVRAM data, set defaults parameters. */
3890 if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || nv->id[2] != 'P'
3891 || nv->id[3] != ' ' ||
3892 nv->nvram_version < __constant_cpu_to_le16(ICB_VERSION)) {
3893 /* Reset NVRAM data. */
3894 qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: "
3895 "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0],
3896 le16_to_cpu(nv->nvram_version));
4e08df3f
DM		 3897 qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet "
3898 "invalid -- WWPN) defaults.\n");
3899
3900 /*
3901 * Set default initialization control block.
3902 */
3903 memset(nv, 0, ha->nvram_size);
3904 nv->nvram_version = __constant_cpu_to_le16(ICB_VERSION);
3905 nv->version = __constant_cpu_to_le16(ICB_VERSION);
3906 nv->frame_payload_size = __constant_cpu_to_le16(2048);
3907 nv->execution_throttle = __constant_cpu_to_le16(0xFFFF);
3908 nv->exchange_count = __constant_cpu_to_le16(0);
3909 nv->hard_address = __constant_cpu_to_le16(124);
3910 nv->port_name[0] = 0x21;
e5b68a61 3911 nv->port_name[1] = 0x00 + ha->port_no;
4e08df3f
DM		 3912 nv->port_name[2] = 0x00;
3913 nv->port_name[3] = 0xe0;
3914 nv->port_name[4] = 0x8b;
3915 nv->port_name[5] = 0x1c;
3916 nv->port_name[6] = 0x55;
3917 nv->port_name[7] = 0x86;
3918 nv->node_name[0] = 0x20;
3919 nv->node_name[1] = 0x00;
3920 nv->node_name[2] = 0x00;
3921 nv->node_name[3] = 0xe0;
3922 nv->node_name[4] = 0x8b;
3923 nv->node_name[5] = 0x1c;
3924 nv->node_name[6] = 0x55;
3925 nv->node_name[7] = 0x86;
e315cd28 3926 qla24xx_nvram_wwn_from_ofw(vha, nv);
4e08df3f
DM		 3927 nv->login_retry_count = __constant_cpu_to_le16(8);
3928 nv->interrupt_delay_timer = __constant_cpu_to_le16(0);
3929 nv->login_timeout = __constant_cpu_to_le16(0);
3930 nv->firmware_options_1 =
3931 __constant_cpu_to_le32(BIT_14|BIT_13|BIT_2|BIT_1);
3932 nv->firmware_options_2 = __constant_cpu_to_le32(2 << 4);
3933 nv->firmware_options_2 |= __constant_cpu_to_le32(BIT_12);
3934 nv->firmware_options_3 = __constant_cpu_to_le32(2 << 13);
3935 nv->host_p = __constant_cpu_to_le32(BIT_11|BIT_10);
3936 nv->efi_parameters = __constant_cpu_to_le32(0);
3937 nv->reset_delay = 5;
3938 nv->max_luns_per_target = __constant_cpu_to_le16(128);
3939 nv->port_down_retry_count = __constant_cpu_to_le16(30);
3940 nv->link_down_timeout = __constant_cpu_to_le16(30);
3941
3942 rval = 1;
0107109e
AV		 3943 }
3944
3945 /* Reset Initialization control block */
e315cd28 3946 memset(icb, 0, ha->init_cb_size);
0107109e
AV		 3947
3948 /* Copy 1st segment. */
3949 dptr1 = (uint8_t *)icb;
3950 dptr2 = (uint8_t *)&nv->version;
3951 cnt = (uint8_t *)&icb->response_q_inpointer - (uint8_t *)&icb->version;
3952 while (cnt--)
3953 *dptr1++ = *dptr2++;
3954
3955 icb->login_retry_count = nv->login_retry_count;
3ea66e28 3956 icb->link_down_on_nos = nv->link_down_on_nos;
0107109e
AV		 3957
3958 /* Copy 2nd segment. */
3959 dptr1 = (uint8_t *)&icb->interrupt_delay_timer;
3960 dptr2 = (uint8_t *)&nv->interrupt_delay_timer;
3961 cnt = (uint8_t *)&icb->reserved_3 -
3962 (uint8_t *)&icb->interrupt_delay_timer;
3963 while (cnt--)
3964 *dptr1++ = *dptr2++;
3965
3966 /*
3967 * Setup driver NVRAM options.
3968 */
e315cd28 3969 qla2x00_set_model_info(vha, nv->model_name, sizeof(nv->model_name),
9bb9fcf2 3970 "QLA2462");
0107109e 3971
5341e868
AV		 3972 /* Use alternate WWN? */
3973 if (nv->host_p & __constant_cpu_to_le32(BIT_15)) {
3974 memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE);
3975 memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE);
3976 }
3977
0107109e 3978 /* Prepare nodename */
fd0e7e4d 3979 if ((icb->firmware_options_1 & __constant_cpu_to_le32(BIT_14)) == 0) {
0107109e
AV		 3980 /*
3981 * Firmware will apply the following mask if the nodename was
3982 * not provided.
3983 */
3984 memcpy(icb->node_name, icb->port_name, WWN_SIZE);
3985 icb->node_name[0] &= 0xF0;
3986 }
3987
3988 /* Set host adapter parameters. */
3989 ha->flags.disable_risc_code_load = 0;
0c8c39af
AV		 3990 ha->flags.enable_lip_reset = 0;
3991 ha->flags.enable_lip_full_login =
3992 le32_to_cpu(nv->host_p) & BIT_10 ? 1: 0;
3993 ha->flags.enable_target_reset =
3994 le32_to_cpu(nv->host_p) & BIT_11 ? 1: 0;
0107109e 3995 ha->flags.enable_led_scheme = 0;
d4c760c2 3996 ha->flags.disable_serdes = le32_to_cpu(nv->host_p) & BIT_5 ? 1: 0;
0107109e 3997
fd0e7e4d
AV		 3998 ha->operating_mode = (le32_to_cpu(icb->firmware_options_2) &
3999 (BIT_6 | BIT_5 | BIT_4)) >> 4;
0107109e
AV		 4000
4001 memcpy(ha->fw_seriallink_options24, nv->seriallink_options,
4002 sizeof(ha->fw_seriallink_options24));
4003
4004 /* save HBA serial number */
4005 ha->serial0 = icb->port_name[5];
4006 ha->serial1 = icb->port_name[6];
4007 ha->serial2 = icb->port_name[7];
e315cd28
AC		 4008 memcpy(vha->node_name, icb->node_name, WWN_SIZE);
4009 memcpy(vha->port_name, icb->port_name, WWN_SIZE);
0107109e 4010
bc8fb3cb
AV		 4011 icb->execution_throttle = __constant_cpu_to_le16(0xFFFF);
4012
0107109e
AV		 4013 ha->retry_count = le16_to_cpu(nv->login_retry_count);
4014
4015 /* Set minimum login_timeout to 4 seconds. */
4016 if (le16_to_cpu(nv->login_timeout) < ql2xlogintimeout)
4017 nv->login_timeout = cpu_to_le16(ql2xlogintimeout);
4018 if (le16_to_cpu(nv->login_timeout) < 4)
4019 nv->login_timeout = __constant_cpu_to_le16(4);
4020 ha->login_timeout = le16_to_cpu(nv->login_timeout);
c6852c4c 4021 icb->login_timeout = nv->login_timeout;
0107109e 4022
00a537b8
AV		 4023 /* Set minimum RATOV to 100 tenths of a second. */
4024 ha->r_a_tov = 100;
0107109e
AV		 4025
4026 ha->loop_reset_delay = nv->reset_delay;
4027
4028 /* Link Down Timeout = 0:
4029 *
4030 * When Port Down timer expires we will start returning
4031 * I/O's to OS with "DID_NO_CONNECT".
4032 *
4033 * Link Down Timeout != 0:
4034 *
4035 * The driver waits for the link to come up after link down
4036 * before returning I/Os to OS with "DID_NO_CONNECT".
4037 */
4038 if (le16_to_cpu(nv->link_down_timeout) == 0) {
4039 ha->loop_down_abort_time =
4040 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
4041 } else {
4042 ha->link_down_timeout = le16_to_cpu(nv->link_down_timeout);
4043 ha->loop_down_abort_time =
4044 (LOOP_DOWN_TIME - ha->link_down_timeout);
4045 }
4046
4047 /* Need enough time to try and get the port back. */
4048 ha->port_down_retry_count = le16_to_cpu(nv->port_down_retry_count);
4049 if (qlport_down_retry)
4050 ha->port_down_retry_count = qlport_down_retry;
4051
4052 /* Set login_retry_count */
4053 ha->login_retry_count = le16_to_cpu(nv->login_retry_count);
4054 if (ha->port_down_retry_count ==
4055 le16_to_cpu(nv->port_down_retry_count) &&
4056 ha->port_down_retry_count > 3)
4057 ha->login_retry_count = ha->port_down_retry_count;
4058 else if (ha->port_down_retry_count > (int)ha->login_retry_count)
4059 ha->login_retry_count = ha->port_down_retry_count;
4060 if (ql2xloginretrycount)
4061 ha->login_retry_count = ql2xloginretrycount;
4062
4fdfefe5 4063 /* Enable ZIO. */
e315cd28 4064 if (!vha->flags.init_done) {
4fdfefe5
AV		 4065 ha->zio_mode = le32_to_cpu(icb->firmware_options_2) &
4066 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
4067 ha->zio_timer = le16_to_cpu(icb->interrupt_delay_timer) ?
4068 le16_to_cpu(icb->interrupt_delay_timer): 2;
4069 }
4070 icb->firmware_options_2 &= __constant_cpu_to_le32(
4071 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0));
e315cd28 4072 vha->flags.process_response_queue = 0;
4fdfefe5 4073 if (ha->zio_mode != QLA_ZIO_DISABLED) {
4a59f71d
AV		 4074 ha->zio_mode = QLA_ZIO_MODE_6;
4075
4fdfefe5 4076 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer delay "
e315cd28 4077 "(%d us).\n", vha->host_no, ha->zio_mode,
4fdfefe5
AV		 4078 ha->zio_timer * 100));
4079 qla_printk(KERN_INFO, ha,
4080 "ZIO mode %d enabled; timer delay (%d us).\n",
4081 ha->zio_mode, ha->zio_timer * 100);
4082
4083 icb->firmware_options_2 |= cpu_to_le32(
4084 (uint32_t)ha->zio_mode);
4085 icb->interrupt_delay_timer = cpu_to_le16(ha->zio_timer);
e315cd28 4086 vha->flags.process_response_queue = 1;
4fdfefe5
AV		 4087 }
4088
4e08df3f
DM		 4089 if (rval) {
4090 DEBUG2_3(printk(KERN_WARNING
e315cd28 4091 "scsi(%ld): NVRAM configuration failed!\n", vha->host_no));
4e08df3f
DM		 4092 }
4093 return (rval);
0107109e
AV		 4094}
4095
413975a0 4096static int
cbc8eb67
AV		 4097qla24xx_load_risc_flash(scsi_qla_host_t *vha, uint32_t *srisc_addr,
4098 uint32_t faddr)
d1c61909 4099{
73208dfd 4100 int rval = QLA_SUCCESS;
d1c61909 4101 int segments, fragment;
d1c61909
AV		 4102 uint32_t *dcode, dlen;
4103 uint32_t risc_addr;
4104 uint32_t risc_size;
4105 uint32_t i;
e315cd28 4106 struct qla_hw_data *ha = vha->hw;
73208dfd 4107 struct req_que *req = ha->req_q_map[0];
eaac30be
AV		 4108
4109 qla_printk(KERN_INFO, ha,
cbc8eb67 4110 "FW: Loading from flash (%x)...\n", faddr);
eaac30be 4111
d1c61909
AV		 4112 rval = QLA_SUCCESS;
4113
4114 segments = FA_RISC_CODE_SEGMENTS;
73208dfd 4115 dcode = (uint32_t *)req->ring;
d1c61909
AV		 4116 *srisc_addr = 0;
4117
4118 /* Validate firmware image by checking version. */
e315cd28 4119 qla24xx_read_flash_data(vha, dcode, faddr + 4, 4);
d1c61909
AV		 4120 for (i = 0; i < 4; i++)
4121 dcode[i] = be32_to_cpu(dcode[i]);
4122 if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff &&
4123 dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) ||
4124 (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 &&
4125 dcode[3] == 0)) {
4126 qla_printk(KERN_WARNING, ha,
4127 "Unable to verify integrity of flash firmware image!\n");
4128 qla_printk(KERN_WARNING, ha,
4129 "Firmware data: %08x %08x %08x %08x!\n", dcode[0],
4130 dcode[1], dcode[2], dcode[3]);
4131
4132 return QLA_FUNCTION_FAILED;
4133 }
4134
4135 while (segments && rval == QLA_SUCCESS) {
4136 /* Read segment's load information. */
e315cd28 4137 qla24xx_read_flash_data(vha, dcode, faddr, 4);
d1c61909
AV		 4138
4139 risc_addr = be32_to_cpu(dcode[2]);
4140 *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr;
4141 risc_size = be32_to_cpu(dcode[3]);
4142
4143 fragment = 0;
4144 while (risc_size > 0 && rval == QLA_SUCCESS) {
4145 dlen = (uint32_t)(ha->fw_transfer_size >> 2);
4146 if (dlen > risc_size)
4147 dlen = risc_size;
4148
4149 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
4150 "addr %x, number of dwords 0x%x, offset 0x%x.\n",
e315cd28 4151 vha->host_no, risc_addr, dlen, faddr));
d1c61909 4152
e315cd28 4153 qla24xx_read_flash_data(vha, dcode, faddr, dlen);
d1c61909
AV		 4154 for (i = 0; i < dlen; i++)
4155 dcode[i] = swab32(dcode[i]);
4156
73208dfd 4157 rval = qla2x00_load_ram(vha, req->dma, risc_addr,
d1c61909
AV		 4158 dlen);
4159 if (rval) {
4160 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
e315cd28 4161 "segment %d of firmware\n", vha->host_no,
d1c61909
AV		 4162 fragment));
4163 qla_printk(KERN_WARNING, ha,
4164 "[ERROR] Failed to load segment %d of "
4165 "firmware\n", fragment);
4166 break;
4167 }
4168
4169 faddr += dlen;
4170 risc_addr += dlen;
4171 risc_size -= dlen;
4172 fragment++;
4173 }
4174
4175 /* Next segment. */
4176 segments--;
4177 }
4178
4179 return rval;
4180}
4181
d1c61909
AV		 4182#define QLA_FW_URL "ftp://ftp.qlogic.com/outgoing/linux/firmware/"
4183
0107109e 4184int
e315cd28 4185qla2x00_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
5433383e
AV		 4186{
4187 int rval;
4188 int i, fragment;
4189 uint16_t *wcode, *fwcode;
4190 uint32_t risc_addr, risc_size, fwclen, wlen, *seg;
4191 struct fw_blob *blob;
e315cd28 4192 struct qla_hw_data *ha = vha->hw;
73208dfd 4193 struct req_que *req = ha->req_q_map[0];
5433383e
AV		 4194
4195 /* Load firmware blob. */
e315cd28 4196 blob = qla2x00_request_firmware(vha);
5433383e
AV		 4197 if (!blob) {
4198 qla_printk(KERN_ERR, ha, "Firmware image unavailable.\n");
d1c61909
AV		 4199 qla_printk(KERN_ERR, ha, "Firmware images can be retrieved "
4200 "from: " QLA_FW_URL ".\n");
5433383e
AV		 4201 return QLA_FUNCTION_FAILED;
4202 }
4203
4204 rval = QLA_SUCCESS;
4205
73208dfd 4206 wcode = (uint16_t *)req->ring;
5433383e
AV		 4207 *srisc_addr = 0;
4208 fwcode = (uint16_t *)blob->fw->data;
4209 fwclen = 0;
4210
4211 /* Validate firmware image by checking version. */
4212 if (blob->fw->size < 8 * sizeof(uint16_t)) {
4213 qla_printk(KERN_WARNING, ha,
4214 "Unable to verify integrity of firmware image (%Zd)!\n",
4215 blob->fw->size);
4216 goto fail_fw_integrity;
4217 }
4218 for (i = 0; i < 4; i++)
4219 wcode[i] = be16_to_cpu(fwcode[i + 4]);
4220 if ((wcode[0] == 0xffff && wcode[1] == 0xffff && wcode[2] == 0xffff &&
4221 wcode[3] == 0xffff) || (wcode[0] == 0 && wcode[1] == 0 &&
4222 wcode[2] == 0 && wcode[3] == 0)) {
4223 qla_printk(KERN_WARNING, ha,
4224 "Unable to verify integrity of firmware image!\n");
4225 qla_printk(KERN_WARNING, ha,
4226 "Firmware data: %04x %04x %04x %04x!\n", wcode[0],
4227 wcode[1], wcode[2], wcode[3]);
4228 goto fail_fw_integrity;
4229 }
4230
4231 seg = blob->segs;
4232 while (*seg && rval == QLA_SUCCESS) {
4233 risc_addr = *seg;
4234 *srisc_addr = *srisc_addr == 0 ? *seg : *srisc_addr;
4235 risc_size = be16_to_cpu(fwcode[3]);
4236
4237 /* Validate firmware image size. */
4238 fwclen += risc_size * sizeof(uint16_t);
4239 if (blob->fw->size < fwclen) {
4240 qla_printk(KERN_WARNING, ha,
4241 "Unable to verify integrity of firmware image "
4242 "(%Zd)!\n", blob->fw->size);
4243 goto fail_fw_integrity;
4244 }
4245
4246 fragment = 0;
4247 while (risc_size > 0 && rval == QLA_SUCCESS) {
4248 wlen = (uint16_t)(ha->fw_transfer_size >> 1);
4249 if (wlen > risc_size)
4250 wlen = risc_size;
4251
4252 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
e315cd28 4253 "addr %x, number of words 0x%x.\n", vha->host_no,
5433383e
AV		 4254 risc_addr, wlen));
4255
4256 for (i = 0; i < wlen; i++)
4257 wcode[i] = swab16(fwcode[i]);
4258
73208dfd 4259 rval = qla2x00_load_ram(vha, req->dma, risc_addr,
5433383e
AV		 4260 wlen);
4261 if (rval) {
4262 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
e315cd28 4263 "segment %d of firmware\n", vha->host_no,
5433383e
AV		 4264 fragment));
4265 qla_printk(KERN_WARNING, ha,
4266 "[ERROR] Failed to load segment %d of "
4267 "firmware\n", fragment);
4268 break;
4269 }
4270
4271 fwcode += wlen;
4272 risc_addr += wlen;
4273 risc_size -= wlen;
4274 fragment++;
4275 }
4276
4277 /* Next segment. */
4278 seg++;
4279 }
4280 return rval;
4281
4282fail_fw_integrity:
4283 return QLA_FUNCTION_FAILED;
4284}
4285
eaac30be
AV		 4286static int
4287qla24xx_load_risc_blob(scsi_qla_host_t *vha, uint32_t *srisc_addr)
0107109e
AV		 4288{
4289 int rval;
4290 int segments, fragment;
4291 uint32_t *dcode, dlen;
4292 uint32_t risc_addr;
4293 uint32_t risc_size;
4294 uint32_t i;
5433383e 4295 struct fw_blob *blob;
0107109e 4296 uint32_t *fwcode, fwclen;
e315cd28 4297 struct qla_hw_data *ha = vha->hw;
73208dfd 4298 struct req_que *req = ha->req_q_map[0];
0107109e 4299
5433383e 4300 /* Load firmware blob. */
e315cd28 4301 blob = qla2x00_request_firmware(vha);
5433383e
AV		 4302 if (!blob) {
4303 qla_printk(KERN_ERR, ha, "Firmware image unavailable.\n");
d1c61909
AV		 4304 qla_printk(KERN_ERR, ha, "Firmware images can be retrieved "
4305 "from: " QLA_FW_URL ".\n");
4306
eaac30be 4307 return QLA_FUNCTION_FAILED;
0107109e
AV		 4308 }
4309
eaac30be
AV		 4310 qla_printk(KERN_INFO, ha,
4311 "FW: Loading via request-firmware...\n");
4312
0107109e
AV		 4313 rval = QLA_SUCCESS;
4314
4315 segments = FA_RISC_CODE_SEGMENTS;
73208dfd 4316 dcode = (uint32_t *)req->ring;
0107109e 4317 *srisc_addr = 0;
5433383e 4318 fwcode = (uint32_t *)blob->fw->data;
0107109e
AV		 4319 fwclen = 0;
4320
4321 /* Validate firmware image by checking version. */
5433383e 4322 if (blob->fw->size < 8 * sizeof(uint32_t)) {
0107109e 4323 qla_printk(KERN_WARNING, ha,
5433383e
AV		 4324 "Unable to verify integrity of firmware image (%Zd)!\n",
4325 blob->fw->size);
0107109e
AV		 4326 goto fail_fw_integrity;
4327 }
4328 for (i = 0; i < 4; i++)
4329 dcode[i] = be32_to_cpu(fwcode[i + 4]);
4330 if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff &&
4331 dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) ||
4332 (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 &&
4333 dcode[3] == 0)) {
4334 qla_printk(KERN_WARNING, ha,
5433383e 4335 "Unable to verify integrity of firmware image!\n");
0107109e
AV		 4336 qla_printk(KERN_WARNING, ha,
4337 "Firmware data: %08x %08x %08x %08x!\n", dcode[0],
4338 dcode[1], dcode[2], dcode[3]);
4339 goto fail_fw_integrity;
4340 }
4341
4342 while (segments && rval == QLA_SUCCESS) {
4343 risc_addr = be32_to_cpu(fwcode[2]);
4344 *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr;
4345 risc_size = be32_to_cpu(fwcode[3]);
4346
4347 /* Validate firmware image size. */
4348 fwclen += risc_size * sizeof(uint32_t);
5433383e 4349 if (blob->fw->size < fwclen) {
0107109e 4350 qla_printk(KERN_WARNING, ha,
5433383e
AV		 4351 "Unable to verify integrity of firmware image "
4352 "(%Zd)!\n", blob->fw->size);
4353
0107109e
AV		 4354 goto fail_fw_integrity;
4355 }
4356
4357 fragment = 0;
4358 while (risc_size > 0 && rval == QLA_SUCCESS) {
4359 dlen = (uint32_t)(ha->fw_transfer_size >> 2);
4360 if (dlen > risc_size)
4361 dlen = risc_size;
4362
4363 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
e315cd28 4364 "addr %x, number of dwords 0x%x.\n", vha->host_no,
0107109e
AV		 4365 risc_addr, dlen));
4366
4367 for (i = 0; i < dlen; i++)
4368 dcode[i] = swab32(fwcode[i]);
4369
73208dfd 4370 rval = qla2x00_load_ram(vha, req->dma, risc_addr,
590f98e5 4371 dlen);
0107109e
AV		 4372 if (rval) {
4373 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
e315cd28 4374 "segment %d of firmware\n", vha->host_no,
0107109e
AV		 4375 fragment));
4376 qla_printk(KERN_WARNING, ha,
4377 "[ERROR] Failed to load segment %d of "
4378 "firmware\n", fragment);
4379 break;
4380 }
4381
4382 fwcode += dlen;
4383 risc_addr += dlen;
4384 risc_size -= dlen;
4385 fragment++;
4386 }
4387
4388 /* Next segment. */
4389 segments--;
4390 }
0107109e
AV		 4391 return rval;
4392
4393fail_fw_integrity:
0107109e 4394 return QLA_FUNCTION_FAILED;
0107109e 4395}
18c6c127 4396
eaac30be
AV		 4397int
4398qla24xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
4399{
4400 int rval;
4401
e337d907
AV		 4402 if (ql2xfwloadbin == 1)
4403 return qla81xx_load_risc(vha, srisc_addr);
4404
eaac30be
AV		 4405 /*
4406 * FW Load priority:
4407 * 1) Firmware via request-firmware interface (.bin file).
4408 * 2) Firmware residing in flash.
4409 */
4410 rval = qla24xx_load_risc_blob(vha, srisc_addr);
4411 if (rval == QLA_SUCCESS)
4412 return rval;
4413
cbc8eb67
AV		 4414 return qla24xx_load_risc_flash(vha, srisc_addr,
4415 vha->hw->flt_region_fw);
eaac30be
AV		 4416}
4417
4418int
4419qla81xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
4420{
4421 int rval;
cbc8eb67 4422 struct qla_hw_data *ha = vha->hw;
eaac30be 4423
e337d907 4424 if (ql2xfwloadbin == 2)
cbc8eb67 4425 goto try_blob_fw;
e337d907 4426
eaac30be
AV		 4427 /*
4428 * FW Load priority:
4429 * 1) Firmware residing in flash.
4430 * 2) Firmware via request-firmware interface (.bin file).
cbc8eb67 4431 * 3) Golden-Firmware residing in flash -- limited operation.
eaac30be 4432 */
cbc8eb67 4433 rval = qla24xx_load_risc_flash(vha, srisc_addr, ha->flt_region_fw);
eaac30be
AV		 4434 if (rval == QLA_SUCCESS)
4435 return rval;
4436
cbc8eb67
AV		 4437try_blob_fw:
4438 rval = qla24xx_load_risc_blob(vha, srisc_addr);
4439 if (rval == QLA_SUCCESS || !ha->flt_region_gold_fw)
4440 return rval;
4441
4442 qla_printk(KERN_ERR, ha,
4443 "FW: Attempting to fallback to golden firmware...\n");
4444 rval = qla24xx_load_risc_flash(vha, srisc_addr, ha->flt_region_gold_fw);
4445 if (rval != QLA_SUCCESS)
4446 return rval;
4447
4448 qla_printk(KERN_ERR, ha,
4449 "FW: Please update operational firmware...\n");
4450 ha->flags.running_gold_fw = 1;
4451
4452 return rval;
eaac30be
AV		 4453}
4454
18c6c127 4455void
e315cd28 4456qla2x00_try_to_stop_firmware(scsi_qla_host_t *vha)
18c6c127
AV		 4457{
4458 int ret, retries;
e315cd28 4459 struct qla_hw_data *ha = vha->hw;
18c6c127 4460
e428924c 4461 if (!IS_FWI2_CAPABLE(ha))
18c6c127 4462 return;
75edf81d
AV		 4463 if (!ha->fw_major_version)
4464 return;
18c6c127 4465
e315cd28 4466 ret = qla2x00_stop_firmware(vha);
7c7f1f29 4467 for (retries = 5; ret != QLA_SUCCESS && ret != QLA_FUNCTION_TIMEOUT &&
b469a7cb 4468 ret != QLA_INVALID_COMMAND && retries ; retries--) {
e315cd28
AC		 4469 ha->isp_ops->reset_chip(vha);
4470 if (ha->isp_ops->chip_diag(vha) != QLA_SUCCESS)
18c6c127 4471 continue;
e315cd28 4472 if (qla2x00_setup_chip(vha) != QLA_SUCCESS)
18c6c127
AV		 4473 continue;
4474 qla_printk(KERN_INFO, ha,
4475 "Attempting retry of stop-firmware command...\n");
e315cd28 4476 ret = qla2x00_stop_firmware(vha);
18c6c127
AV		 4477 }
4478}
2c3dfe3f
SJ		 4479
4480int
e315cd28 4481qla24xx_configure_vhba(scsi_qla_host_t *vha)
2c3dfe3f
SJ		 4482{
4483 int rval = QLA_SUCCESS;
4484 uint16_t mb[MAILBOX_REGISTER_COUNT];
e315cd28
AC		 4485 struct qla_hw_data *ha = vha->hw;
4486 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
67c2e93a
AC		 4487 struct req_que *req;
4488 struct rsp_que *rsp;
2c3dfe3f 4489
e315cd28 4490 if (!vha->vp_idx)
2c3dfe3f
SJ		 4491 return -EINVAL;
4492
e315cd28 4493 rval = qla2x00_fw_ready(base_vha);
7163ea81 4494 if (ha->flags.cpu_affinity_enabled)
67c2e93a
AC		 4495 req = ha->req_q_map[0];
4496 else
4497 req = vha->req;
4498 rsp = req->rsp;
4499
2c3dfe3f 4500 if (rval == QLA_SUCCESS) {
e315cd28 4501 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
73208dfd 4502 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL);
2c3dfe3f
SJ		 4503 }
4504
e315cd28 4505 vha->flags.management_server_logged_in = 0;
2c3dfe3f
SJ		 4506
4507 /* Login to SNS first */
e315cd28 4508 ha->isp_ops->fabric_login(vha, NPH_SNS, 0xff, 0xff, 0xfc, mb, BIT_1);
2c3dfe3f
SJ		 4509 if (mb[0] != MBS_COMMAND_COMPLETE) {
4510 DEBUG15(qla_printk(KERN_INFO, ha,
4511 "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x "
4512 "mb[2]=%x mb[6]=%x mb[7]=%x\n", NPH_SNS,
4513 mb[0], mb[1], mb[2], mb[6], mb[7]));
4514 return (QLA_FUNCTION_FAILED);
4515 }
4516
e315cd28
AC		 4517 atomic_set(&vha->loop_down_timer, 0);
4518 atomic_set(&vha->loop_state, LOOP_UP);
4519 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
4520 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
4521 rval = qla2x00_loop_resync(base_vha);
2c3dfe3f
SJ		 4522
4523 return rval;
4524}
4d4df193
HK		 4525
4526/* 84XX Support **************************************************************/
4527
4528static LIST_HEAD(qla_cs84xx_list);
4529static DEFINE_MUTEX(qla_cs84xx_mutex);
4530
4531static struct qla_chip_state_84xx *
e315cd28 4532qla84xx_get_chip(struct scsi_qla_host *vha)
4d4df193
HK		 4533{
4534 struct qla_chip_state_84xx *cs84xx;
e315cd28 4535 struct qla_hw_data *ha = vha->hw;
4d4df193
HK		 4536
4537 mutex_lock(&qla_cs84xx_mutex);
4538
4539 /* Find any shared 84xx chip. */
4540 list_for_each_entry(cs84xx, &qla_cs84xx_list, list) {
4541 if (cs84xx->bus == ha->pdev->bus) {
4542 kref_get(&cs84xx->kref);
4543 goto done;
4544 }
4545 }
4546
4547 cs84xx = kzalloc(sizeof(*cs84xx), GFP_KERNEL);
4548 if (!cs84xx)
4549 goto done;
4550
4551 kref_init(&cs84xx->kref);
4552 spin_lock_init(&cs84xx->access_lock);
4553 mutex_init(&cs84xx->fw_update_mutex);
4554 cs84xx->bus = ha->pdev->bus;
4555
4556 list_add_tail(&cs84xx->list, &qla_cs84xx_list);
4557done:
4558 mutex_unlock(&qla_cs84xx_mutex);
4559 return cs84xx;
4560}
4561
4562static void
4563__qla84xx_chip_release(struct kref *kref)
4564{
4565 struct qla_chip_state_84xx *cs84xx =
4566 container_of(kref, struct qla_chip_state_84xx, kref);
4567
4568 mutex_lock(&qla_cs84xx_mutex);
4569 list_del(&cs84xx->list);
4570 mutex_unlock(&qla_cs84xx_mutex);
4571 kfree(cs84xx);
4572}
4573
4574void
e315cd28 4575qla84xx_put_chip(struct scsi_qla_host *vha)
4d4df193 4576{
e315cd28 4577 struct qla_hw_data *ha = vha->hw;
4d4df193
HK		 4578 if (ha->cs84xx)
4579 kref_put(&ha->cs84xx->kref, __qla84xx_chip_release);
4580}
4581
4582static int
e315cd28 4583qla84xx_init_chip(scsi_qla_host_t *vha)
4d4df193
HK		 4584{
4585 int rval;
4586 uint16_t status[2];
e315cd28 4587 struct qla_hw_data *ha = vha->hw;
4d4df193
HK		 4588
4589 mutex_lock(&ha->cs84xx->fw_update_mutex);
4590
e315cd28 4591 rval = qla84xx_verify_chip(vha, status);
4d4df193
HK		 4592
4593 mutex_unlock(&ha->cs84xx->fw_update_mutex);
4594
4595 return rval != QLA_SUCCESS || status[0] ? QLA_FUNCTION_FAILED:
4596 QLA_SUCCESS;
4597}
3a03eb79
AV		 4598
4599/* 81XX Support **************************************************************/
4600
4601int
4602qla81xx_nvram_config(scsi_qla_host_t *vha)
4603{
4604 int rval;
4605 struct init_cb_81xx *icb;
4606 struct nvram_81xx *nv;
4607 uint32_t *dptr;
4608 uint8_t *dptr1, *dptr2;
4609 uint32_t chksum;
4610 uint16_t cnt;
4611 struct qla_hw_data *ha = vha->hw;
4612
4613 rval = QLA_SUCCESS;
4614 icb = (struct init_cb_81xx *)ha->init_cb;
4615 nv = ha->nvram;
4616
4617 /* Determine NVRAM starting address. */
4618 ha->nvram_size = sizeof(struct nvram_81xx);
3a03eb79 4619 ha->vpd_size = FA_NVRAM_VPD_SIZE;
3a03eb79
AV		 4620
4621 /* Get VPD data into cache */
4622 ha->vpd = ha->nvram + VPD_OFFSET;
3d79038f
AV		 4623 ha->isp_ops->read_optrom(vha, ha->vpd, ha->flt_region_vpd << 2,
4624 ha->vpd_size);
3a03eb79
AV		 4625
4626 /* Get NVRAM data into cache and calculate checksum. */
3d79038f 4627 ha->isp_ops->read_optrom(vha, ha->nvram, ha->flt_region_nvram << 2,
3a03eb79 4628 ha->nvram_size);
3d79038f 4629 dptr = (uint32_t *)nv;
3a03eb79
AV		 4630 for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++)
4631 chksum += le32_to_cpu(*dptr++);
4632
7640335e 4633 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", vha->host_no));
3a03eb79
AV		 4634 DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size));
4635
4636 /* Bad NVRAM data, set defaults parameters. */
4637 if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || nv->id[2] != 'P'
4638 || nv->id[3] != ' ' ||
4639 nv->nvram_version < __constant_cpu_to_le16(ICB_VERSION)) {
4640 /* Reset NVRAM data. */
4641 qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: "
4642 "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0],
4643 le16_to_cpu(nv->nvram_version));
4644 qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet "
4645 "invalid -- WWPN) defaults.\n");
4646
4647 /*
4648 * Set default initialization control block.
4649 */
4650 memset(nv, 0, ha->nvram_size);
4651 nv->nvram_version = __constant_cpu_to_le16(ICB_VERSION);
4652 nv->version = __constant_cpu_to_le16(ICB_VERSION);
4653 nv->frame_payload_size = __constant_cpu_to_le16(2048);
4654 nv->execution_throttle = __constant_cpu_to_le16(0xFFFF);
4655 nv->exchange_count = __constant_cpu_to_le16(0);
4656 nv->port_name[0] = 0x21;
e5b68a61 4657 nv->port_name[1] = 0x00 + ha->port_no;
3a03eb79
AV		 4658 nv->port_name[2] = 0x00;
4659 nv->port_name[3] = 0xe0;
4660 nv->port_name[4] = 0x8b;
4661 nv->port_name[5] = 0x1c;
4662 nv->port_name[6] = 0x55;
4663 nv->port_name[7] = 0x86;
4664 nv->node_name[0] = 0x20;
4665 nv->node_name[1] = 0x00;
4666 nv->node_name[2] = 0x00;
4667 nv->node_name[3] = 0xe0;
4668 nv->node_name[4] = 0x8b;
4669 nv->node_name[5] = 0x1c;
4670 nv->node_name[6] = 0x55;
4671 nv->node_name[7] = 0x86;
4672 nv->login_retry_count = __constant_cpu_to_le16(8);
4673 nv->interrupt_delay_timer = __constant_cpu_to_le16(0);
4674 nv->login_timeout = __constant_cpu_to_le16(0);
4675 nv->firmware_options_1 =
4676 __constant_cpu_to_le32(BIT_14|BIT_13|BIT_2|BIT_1);
4677 nv->firmware_options_2 = __constant_cpu_to_le32(2 << 4);
4678 nv->firmware_options_2 |= __constant_cpu_to_le32(BIT_12);
4679 nv->firmware_options_3 = __constant_cpu_to_le32(2 << 13);
4680 nv->host_p = __constant_cpu_to_le32(BIT_11|BIT_10);
4681 nv->efi_parameters = __constant_cpu_to_le32(0);
4682 nv->reset_delay = 5;
4683 nv->max_luns_per_target = __constant_cpu_to_le16(128);
4684 nv->port_down_retry_count = __constant_cpu_to_le16(30);
4685 nv->link_down_timeout = __constant_cpu_to_le16(30);
eeebcc92 4686 nv->enode_mac[0] = 0x00;
3a03eb79
AV		 4687 nv->enode_mac[1] = 0x02;
4688 nv->enode_mac[2] = 0x03;
4689 nv->enode_mac[3] = 0x04;
4690 nv->enode_mac[4] = 0x05;
e5b68a61 4691 nv->enode_mac[5] = 0x06 + ha->port_no;
3a03eb79
AV		 4692
4693 rval = 1;
4694 }
4695
4696 /* Reset Initialization control block */
4697 memset(icb, 0, sizeof(struct init_cb_81xx));
4698
4699 /* Copy 1st segment. */
4700 dptr1 = (uint8_t *)icb;
4701 dptr2 = (uint8_t *)&nv->version;
4702 cnt = (uint8_t *)&icb->response_q_inpointer - (uint8_t *)&icb->version;
4703 while (cnt--)
4704 *dptr1++ = *dptr2++;
4705
4706 icb->login_retry_count = nv->login_retry_count;
4707
4708 /* Copy 2nd segment. */
4709 dptr1 = (uint8_t *)&icb->interrupt_delay_timer;
4710 dptr2 = (uint8_t *)&nv->interrupt_delay_timer;
4711 cnt = (uint8_t *)&icb->reserved_5 -
4712 (uint8_t *)&icb->interrupt_delay_timer;
4713 while (cnt--)
4714 *dptr1++ = *dptr2++;
4715
4716 memcpy(icb->enode_mac, nv->enode_mac, sizeof(icb->enode_mac));
4717 /* Some boards (with valid NVRAMs) still have NULL enode_mac!! */
4718 if (!memcmp(icb->enode_mac, "\0\0\0\0\0\0", sizeof(icb->enode_mac))) {
4719 icb->enode_mac[0] = 0x01;
4720 icb->enode_mac[1] = 0x02;
4721 icb->enode_mac[2] = 0x03;
4722 icb->enode_mac[3] = 0x04;
4723 icb->enode_mac[4] = 0x05;
e5b68a61 4724 icb->enode_mac[5] = 0x06 + ha->port_no;
3a03eb79
AV		 4725 }
4726
b64b0e8f
AV		 4727 /* Use extended-initialization control block. */
4728 memcpy(ha->ex_init_cb, &nv->ex_version, sizeof(*ha->ex_init_cb));
4729
3a03eb79
AV		 4730 /*
4731 * Setup driver NVRAM options.
4732 */
4733 qla2x00_set_model_info(vha, nv->model_name, sizeof(nv->model_name),
4734 "QLE81XX");
4735
4736 /* Use alternate WWN? */
4737 if (nv->host_p & __constant_cpu_to_le32(BIT_15)) {
4738 memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE);
4739 memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE);
4740 }
4741
4742 /* Prepare nodename */
4743 if ((icb->firmware_options_1 & __constant_cpu_to_le32(BIT_14)) == 0) {
4744 /*
4745 * Firmware will apply the following mask if the nodename was
4746 * not provided.
4747 */
4748 memcpy(icb->node_name, icb->port_name, WWN_SIZE);
4749 icb->node_name[0] &= 0xF0;
4750 }
4751
4752 /* Set host adapter parameters. */
4753 ha->flags.disable_risc_code_load = 0;
4754 ha->flags.enable_lip_reset = 0;
4755 ha->flags.enable_lip_full_login =
4756 le32_to_cpu(nv->host_p) & BIT_10 ? 1: 0;
4757 ha->flags.enable_target_reset =
4758 le32_to_cpu(nv->host_p) & BIT_11 ? 1: 0;
4759 ha->flags.enable_led_scheme = 0;
4760 ha->flags.disable_serdes = le32_to_cpu(nv->host_p) & BIT_5 ? 1: 0;
4761
4762 ha->operating_mode = (le32_to_cpu(icb->firmware_options_2) &
4763 (BIT_6 | BIT_5 | BIT_4)) >> 4;
4764
4765 /* save HBA serial number */
4766 ha->serial0 = icb->port_name[5];
4767 ha->serial1 = icb->port_name[6];
4768 ha->serial2 = icb->port_name[7];
4769 memcpy(vha->node_name, icb->node_name, WWN_SIZE);
4770 memcpy(vha->port_name, icb->port_name, WWN_SIZE);
4771
4772 icb->execution_throttle = __constant_cpu_to_le16(0xFFFF);
4773
4774 ha->retry_count = le16_to_cpu(nv->login_retry_count);
4775
4776 /* Set minimum login_timeout to 4 seconds. */
4777 if (le16_to_cpu(nv->login_timeout) < ql2xlogintimeout)
4778 nv->login_timeout = cpu_to_le16(ql2xlogintimeout);
4779 if (le16_to_cpu(nv->login_timeout) < 4)
4780 nv->login_timeout = __constant_cpu_to_le16(4);
4781 ha->login_timeout = le16_to_cpu(nv->login_timeout);
4782 icb->login_timeout = nv->login_timeout;
4783
4784 /* Set minimum RATOV to 100 tenths of a second. */
4785 ha->r_a_tov = 100;
4786
4787 ha->loop_reset_delay = nv->reset_delay;
4788
4789 /* Link Down Timeout = 0:
4790 *
4791 * When Port Down timer expires we will start returning
4792 * I/O's to OS with "DID_NO_CONNECT".
4793 *
4794 * Link Down Timeout != 0:
4795 *
4796 * The driver waits for the link to come up after link down
4797 * before returning I/Os to OS with "DID_NO_CONNECT".
4798 */
4799 if (le16_to_cpu(nv->link_down_timeout) == 0) {
4800 ha->loop_down_abort_time =
4801 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
4802 } else {
4803 ha->link_down_timeout = le16_to_cpu(nv->link_down_timeout);
4804 ha->loop_down_abort_time =
4805 (LOOP_DOWN_TIME - ha->link_down_timeout);
4806 }
4807
4808 /* Need enough time to try and get the port back. */
4809 ha->port_down_retry_count = le16_to_cpu(nv->port_down_retry_count);
4810 if (qlport_down_retry)
4811 ha->port_down_retry_count = qlport_down_retry;
4812
4813 /* Set login_retry_count */
4814 ha->login_retry_count = le16_to_cpu(nv->login_retry_count);
4815 if (ha->port_down_retry_count ==
4816 le16_to_cpu(nv->port_down_retry_count) &&
4817 ha->port_down_retry_count > 3)
4818 ha->login_retry_count = ha->port_down_retry_count;
4819 else if (ha->port_down_retry_count > (int)ha->login_retry_count)
4820 ha->login_retry_count = ha->port_down_retry_count;
4821 if (ql2xloginretrycount)
4822 ha->login_retry_count = ql2xloginretrycount;
4823
4824 /* Enable ZIO. */
4825 if (!vha->flags.init_done) {
4826 ha->zio_mode = le32_to_cpu(icb->firmware_options_2) &
4827 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
4828 ha->zio_timer = le16_to_cpu(icb->interrupt_delay_timer) ?
4829 le16_to_cpu(icb->interrupt_delay_timer): 2;
4830 }
4831 icb->firmware_options_2 &= __constant_cpu_to_le32(
4832 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0));
4833 vha->flags.process_response_queue = 0;
4834 if (ha->zio_mode != QLA_ZIO_DISABLED) {
4835 ha->zio_mode = QLA_ZIO_MODE_6;
4836
4837 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer delay "
4838 "(%d us).\n", vha->host_no, ha->zio_mode,
4839 ha->zio_timer * 100));
4840 qla_printk(KERN_INFO, ha,
4841 "ZIO mode %d enabled; timer delay (%d us).\n",
4842 ha->zio_mode, ha->zio_timer * 100);
4843
4844 icb->firmware_options_2 |= cpu_to_le32(
4845 (uint32_t)ha->zio_mode);
4846 icb->interrupt_delay_timer = cpu_to_le16(ha->zio_timer);
4847 vha->flags.process_response_queue = 1;
4848 }
4849
4850 if (rval) {
4851 DEBUG2_3(printk(KERN_WARNING
4852 "scsi(%ld): NVRAM configuration failed!\n", vha->host_no));
4853 }
4854 return (rval);
4855}
4856
4857void
4858qla81xx_update_fw_options(scsi_qla_host_t *ha)
4859{
4860}
kernel source for telekom puls (alcatel/mediatek)