2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2008 QLogic Corporation
5 * See LICENSE.qla2xxx for copyright and licensing details.
10 #include <linux/delay.h>
11 #include <linux/vmalloc.h>
13 #include "qla_devtbl.h"
20 * QLogic ISP2x00 Hardware Support Function Prototypes.
22 static int qla2x00_isp_firmware(scsi_qla_host_t *);
23 static int qla2x00_setup_chip(scsi_qla_host_t *);
24 static int qla2x00_init_rings(scsi_qla_host_t *);
25 static int qla2x00_fw_ready(scsi_qla_host_t *);
26 static int qla2x00_configure_hba(scsi_qla_host_t *);
27 static int qla2x00_configure_loop(scsi_qla_host_t *);
28 static int qla2x00_configure_local_loop(scsi_qla_host_t *);
29 static int qla2x00_configure_fabric(scsi_qla_host_t *);
30 static int qla2x00_find_all_fabric_devs(scsi_qla_host_t *, struct list_head *);
31 static int qla2x00_device_resync(scsi_qla_host_t *);
32 static int qla2x00_fabric_dev_login(scsi_qla_host_t *, fc_port_t *,
35 static int qla2x00_restart_isp(scsi_qla_host_t *);
37 static int qla2x00_find_new_loop_id(scsi_qla_host_t *, fc_port_t *);
39 static struct qla_chip_state_84xx *qla84xx_get_chip(struct scsi_qla_host *);
40 static int qla84xx_init_chip(scsi_qla_host_t *);
41 static int qla25xx_init_queues(struct qla_hw_data *);
43 /* SRB Extensions ---------------------------------------------------------- */
46 qla2x00_ctx_sp_timeout(unsigned long __data)
48 srb_t *sp = (srb_t *)__data;
50 fc_port_t *fcport = sp->fcport;
51 struct qla_hw_data *ha = fcport->vha->hw;
55 spin_lock_irqsave(&ha->hardware_lock, flags);
56 req = ha->req_q_map[0];
57 req->outstanding_cmds[sp->handle] = NULL;
60 spin_unlock_irqrestore(&ha->hardware_lock, flags);
66 qla2x00_ctx_sp_free(srb_t *sp)
68 struct srb_ctx *ctx = sp->ctx;
71 mempool_free(sp, sp->fcport->vha->hw->srb_mempool);
75 qla2x00_get_ctx_sp(scsi_qla_host_t *vha, fc_port_t *fcport, size_t size,
79 struct qla_hw_data *ha = vha->hw;
82 sp = mempool_alloc(ha->srb_mempool, GFP_KERNEL);
85 ctx = kzalloc(size, GFP_KERNEL);
87 mempool_free(sp, ha->srb_mempool);
91 memset(sp, 0, sizeof(*sp));
94 ctx->free = qla2x00_ctx_sp_free;
96 init_timer(&ctx->timer);
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);
107 /* Asynchronous Login/Logout Routines -------------------------------------- */
109 #define ELS_TMO_2_RATOV(ha) ((ha)->r_a_tov / 10 * 2)
112 qla2x00_async_logio_timeout(srb_t *sp)
114 fc_port_t *fcport = sp->fcport;
115 struct srb_logio *lio = sp->ctx;
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"));
122 if (lio->ctx.type == SRB_LOGIN_CMD)
123 qla2x00_post_async_logout_work(fcport->vha, fcport, NULL);
127 qla2x00_async_login(struct scsi_qla_host *vha, fc_port_t *fcport,
130 struct qla_hw_data *ha = vha->hw;
132 struct srb_logio *lio;
135 rval = QLA_FUNCTION_FAILED;
136 sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_logio),
137 ELS_TMO_2_RATOV(ha) + 2);
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)
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));
159 del_timer_sync(&lio->ctx.timer);
166 qla2x00_async_logout(struct scsi_qla_host *vha, fc_port_t *fcport)
168 struct qla_hw_data *ha = vha->hw;
170 struct srb_logio *lio;
173 rval = QLA_FUNCTION_FAILED;
174 sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_logio),
175 ELS_TMO_2_RATOV(ha) + 2);
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)
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));
193 del_timer_sync(&lio->ctx.timer);
200 qla2x00_async_login_done(struct scsi_qla_host *vha, fc_port_t *fcport,
207 case MBS_COMMAND_COMPLETE:
208 if (fcport->flags & FCF_TAPE_PRESENT)
210 rval = qla2x00_get_port_database(vha, fcport, opts);
211 if (rval != QLA_SUCCESS)
212 qla2x00_mark_device_lost(vha, fcport, 1, 0);
214 qla2x00_update_fcport(vha, fcport);
216 case MBS_COMMAND_ERROR:
217 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
218 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
220 qla2x00_mark_device_lost(vha, fcport, 1, 0);
222 case MBS_PORT_ID_USED:
223 fcport->loop_id = data[1];
224 qla2x00_post_async_login_work(vha, fcport, NULL);
226 case MBS_LOOP_ID_USED:
228 rval = qla2x00_find_new_loop_id(vha, fcport);
229 if (rval != QLA_SUCCESS) {
230 qla2x00_mark_device_lost(vha, fcport, 1, 0);
233 qla2x00_post_async_login_work(vha, fcport, NULL);
240 qla2x00_async_logout_done(struct scsi_qla_host *vha, fc_port_t *fcport,
243 qla2x00_mark_device_lost(vha, fcport, 1, 0);
247 /****************************************************************************/
248 /* QLogic ISP2x00 Hardware Support Functions. */
249 /****************************************************************************/
252 * qla2x00_initialize_adapter
256 * ha = adapter block pointer.
262 qla2x00_initialize_adapter(scsi_qla_host_t *vha)
265 struct qla_hw_data *ha = vha->hw;
266 struct req_que *req = ha->req_q_map[0];
268 /* Clear adapter flags. */
269 vha->flags.online = 0;
270 ha->flags.chip_reset_done = 0;
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;
276 vha->flags.management_server_logged_in = 0;
277 vha->marker_needed = 0;
278 ha->isp_abort_cnt = 0;
279 ha->beacon_blink_led = 0;
281 set_bit(0, ha->req_qid_map);
282 set_bit(0, ha->rsp_qid_map);
284 qla_printk(KERN_INFO, ha, "Configuring PCI space...\n");
285 rval = ha->isp_ops->pci_config(vha);
287 DEBUG2(printk("scsi(%ld): Unable to configure PCI space.\n",
292 ha->isp_ops->reset_chip(vha);
294 rval = qla2xxx_get_flash_info(vha);
296 DEBUG2(printk("scsi(%ld): Unable to validate FLASH data.\n",
301 ha->isp_ops->get_flash_version(vha, req->ring);
303 qla_printk(KERN_INFO, ha, "Configure NVRAM parameters...\n");
305 ha->isp_ops->nvram_config(vha);
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",
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]);
315 return QLA_FUNCTION_FAILED;
318 qla_printk(KERN_INFO, ha, "Verifying loaded RISC code...\n");
320 if (qla2x00_isp_firmware(vha) != QLA_SUCCESS) {
321 rval = ha->isp_ops->chip_diag(vha);
324 rval = qla2x00_setup_chip(vha);
328 if (IS_QLA84XX(ha)) {
329 ha->cs84xx = qla84xx_get_chip(vha);
331 qla_printk(KERN_ERR, ha,
332 "Unable to configure ISP84XX.\n");
333 return QLA_FUNCTION_FAILED;
336 rval = qla2x00_init_rings(vha);
337 ha->flags.chip_reset_done = 1;
343 * qla2100_pci_config() - Setup ISP21xx PCI configuration registers.
346 * Returns 0 on success.
349 qla2100_pci_config(scsi_qla_host_t *vha)
353 struct qla_hw_data *ha = vha->hw;
354 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
356 pci_set_master(ha->pdev);
357 pci_try_set_mwi(ha->pdev);
359 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
360 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
361 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
363 pci_disable_rom(ha->pdev);
365 /* Get PCI bus information. */
366 spin_lock_irqsave(&ha->hardware_lock, flags);
367 ha->pci_attr = RD_REG_WORD(®->ctrl_status);
368 spin_unlock_irqrestore(&ha->hardware_lock, flags);
374 * qla2300_pci_config() - Setup ISP23xx PCI configuration registers.
377 * Returns 0 on success.
380 qla2300_pci_config(scsi_qla_host_t *vha)
383 unsigned long flags = 0;
385 struct qla_hw_data *ha = vha->hw;
386 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
388 pci_set_master(ha->pdev);
389 pci_try_set_mwi(ha->pdev);
391 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
392 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
394 if (IS_QLA2322(ha) || IS_QLA6322(ha))
395 w &= ~PCI_COMMAND_INTX_DISABLE;
396 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
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
405 if (IS_QLA2300(ha)) {
406 spin_lock_irqsave(&ha->hardware_lock, flags);
409 WRT_REG_WORD(®->hccr, HCCR_PAUSE_RISC);
410 for (cnt = 0; cnt < 30000; cnt++) {
411 if ((RD_REG_WORD(®->hccr) & HCCR_RISC_PAUSE) != 0)
417 /* Select FPM registers. */
418 WRT_REG_WORD(®->ctrl_status, 0x20);
419 RD_REG_WORD(®->ctrl_status);
421 /* Get the fb rev level */
422 ha->fb_rev = RD_FB_CMD_REG(ha, reg);
424 if (ha->fb_rev == FPM_2300)
425 pci_clear_mwi(ha->pdev);
427 /* Deselect FPM registers. */
428 WRT_REG_WORD(®->ctrl_status, 0x0);
429 RD_REG_WORD(®->ctrl_status);
431 /* Release RISC module. */
432 WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC);
433 for (cnt = 0; cnt < 30000; cnt++) {
434 if ((RD_REG_WORD(®->hccr) & HCCR_RISC_PAUSE) == 0)
440 spin_unlock_irqrestore(&ha->hardware_lock, flags);
443 pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80);
445 pci_disable_rom(ha->pdev);
447 /* Get PCI bus information. */
448 spin_lock_irqsave(&ha->hardware_lock, flags);
449 ha->pci_attr = RD_REG_WORD(®->ctrl_status);
450 spin_unlock_irqrestore(&ha->hardware_lock, flags);
456 * qla24xx_pci_config() - Setup ISP24xx PCI configuration registers.
459 * Returns 0 on success.
462 qla24xx_pci_config(scsi_qla_host_t *vha)
465 unsigned long flags = 0;
466 struct qla_hw_data *ha = vha->hw;
467 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
469 pci_set_master(ha->pdev);
470 pci_try_set_mwi(ha->pdev);
472 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
473 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
474 w &= ~PCI_COMMAND_INTX_DISABLE;
475 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
477 pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80);
479 /* PCI-X -- adjust Maximum Memory Read Byte Count (2048). */
480 if (pci_find_capability(ha->pdev, PCI_CAP_ID_PCIX))
481 pcix_set_mmrbc(ha->pdev, 2048);
483 /* PCIe -- adjust Maximum Read Request Size (2048). */
484 if (pci_find_capability(ha->pdev, PCI_CAP_ID_EXP))
485 pcie_set_readrq(ha->pdev, 2048);
487 pci_disable_rom(ha->pdev);
489 ha->chip_revision = ha->pdev->revision;
491 /* Get PCI bus information. */
492 spin_lock_irqsave(&ha->hardware_lock, flags);
493 ha->pci_attr = RD_REG_DWORD(®->ctrl_status);
494 spin_unlock_irqrestore(&ha->hardware_lock, flags);
500 * qla25xx_pci_config() - Setup ISP25xx PCI configuration registers.
503 * Returns 0 on success.
506 qla25xx_pci_config(scsi_qla_host_t *vha)
509 struct qla_hw_data *ha = vha->hw;
511 pci_set_master(ha->pdev);
512 pci_try_set_mwi(ha->pdev);
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);
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);
523 pci_disable_rom(ha->pdev);
525 ha->chip_revision = ha->pdev->revision;
531 * qla2x00_isp_firmware() - Choose firmware image.
534 * Returns 0 on success.
537 qla2x00_isp_firmware(scsi_qla_host_t *vha)
540 uint16_t loop_id, topo, sw_cap;
541 uint8_t domain, area, al_pa;
542 struct qla_hw_data *ha = vha->hw;
544 /* Assume loading risc code */
545 rval = QLA_FUNCTION_FAILED;
547 if (ha->flags.disable_risc_code_load) {
548 DEBUG2(printk("scsi(%ld): RISC CODE NOT loaded\n",
550 qla_printk(KERN_INFO, ha, "RISC CODE NOT loaded\n");
552 /* Verify checksum of loaded RISC code. */
553 rval = qla2x00_verify_checksum(vha, ha->fw_srisc_address);
554 if (rval == QLA_SUCCESS) {
555 /* And, verify we are not in ROM code. */
556 rval = qla2x00_get_adapter_id(vha, &loop_id, &al_pa,
557 &area, &domain, &topo, &sw_cap);
562 DEBUG2_3(printk("scsi(%ld): **** Load RISC code ****\n",
570 * qla2x00_reset_chip() - Reset ISP chip.
573 * Returns 0 on success.
576 qla2x00_reset_chip(scsi_qla_host_t *vha)
578 unsigned long flags = 0;
579 struct qla_hw_data *ha = vha->hw;
580 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
584 ha->isp_ops->disable_intrs(ha);
586 spin_lock_irqsave(&ha->hardware_lock, flags);
588 /* Turn off master enable */
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);
594 if (!IS_QLA2100(ha)) {
596 WRT_REG_WORD(®->hccr, HCCR_PAUSE_RISC);
597 if (IS_QLA2200(ha) || IS_QLA2300(ha)) {
598 for (cnt = 0; cnt < 30000; cnt++) {
599 if ((RD_REG_WORD(®->hccr) &
600 HCCR_RISC_PAUSE) != 0)
605 RD_REG_WORD(®->hccr); /* PCI Posting. */
609 /* Select FPM registers. */
610 WRT_REG_WORD(®->ctrl_status, 0x20);
611 RD_REG_WORD(®->ctrl_status); /* PCI Posting. */
613 /* FPM Soft Reset. */
614 WRT_REG_WORD(®->fpm_diag_config, 0x100);
615 RD_REG_WORD(®->fpm_diag_config); /* PCI Posting. */
617 /* Toggle Fpm Reset. */
618 if (!IS_QLA2200(ha)) {
619 WRT_REG_WORD(®->fpm_diag_config, 0x0);
620 RD_REG_WORD(®->fpm_diag_config); /* PCI Posting. */
623 /* Select frame buffer registers. */
624 WRT_REG_WORD(®->ctrl_status, 0x10);
625 RD_REG_WORD(®->ctrl_status); /* PCI Posting. */
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. */
632 WRT_FB_CMD_REG(ha, reg, 0x00fc);
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)
642 /* Select RISC module registers. */
643 WRT_REG_WORD(®->ctrl_status, 0);
644 RD_REG_WORD(®->ctrl_status); /* PCI Posting. */
646 /* Reset RISC processor. */
647 WRT_REG_WORD(®->hccr, HCCR_RESET_RISC);
648 RD_REG_WORD(®->hccr); /* PCI Posting. */
650 /* Release RISC processor. */
651 WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC);
652 RD_REG_WORD(®->hccr); /* PCI Posting. */
655 WRT_REG_WORD(®->hccr, HCCR_CLR_RISC_INT);
656 WRT_REG_WORD(®->hccr, HCCR_CLR_HOST_INT);
658 /* Reset ISP chip. */
659 WRT_REG_WORD(®->ctrl_status, CSR_ISP_SOFT_RESET);
661 /* Wait for RISC to recover from reset. */
662 if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
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.
669 for (cnt = 30000; cnt; cnt--) {
670 if ((RD_REG_WORD(®->ctrl_status) &
671 CSR_ISP_SOFT_RESET) == 0)
678 /* Reset RISC processor. */
679 WRT_REG_WORD(®->hccr, HCCR_RESET_RISC);
681 WRT_REG_WORD(®->semaphore, 0);
683 /* Release RISC processor. */
684 WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC);
685 RD_REG_WORD(®->hccr); /* PCI Posting. */
687 if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
688 for (cnt = 0; cnt < 30000; cnt++) {
689 if (RD_MAILBOX_REG(ha, reg, 0) != MBS_BUSY)
697 /* Turn on master enable */
698 cmd |= PCI_COMMAND_MASTER;
699 pci_write_config_word(ha->pdev, PCI_COMMAND, cmd);
701 /* Disable RISC pause on FPM parity error. */
702 if (!IS_QLA2100(ha)) {
703 WRT_REG_WORD(®->hccr, HCCR_DISABLE_PARITY_PAUSE);
704 RD_REG_WORD(®->hccr); /* PCI Posting. */
707 spin_unlock_irqrestore(&ha->hardware_lock, flags);
711 * qla24xx_reset_risc() - Perform full reset of ISP24xx RISC.
714 * Returns 0 on success.
717 qla24xx_reset_risc(scsi_qla_host_t *vha)
719 unsigned long flags = 0;
720 struct qla_hw_data *ha = vha->hw;
721 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
725 spin_lock_irqsave(&ha->hardware_lock, flags);
728 WRT_REG_DWORD(®->ctrl_status, CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
729 for (cnt = 0; cnt < 30000; cnt++) {
730 if ((RD_REG_DWORD(®->ctrl_status) & CSRX_DMA_ACTIVE) == 0)
736 WRT_REG_DWORD(®->ctrl_status,
737 CSRX_ISP_SOFT_RESET|CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
738 pci_read_config_word(ha->pdev, PCI_COMMAND, &wd);
741 /* Wait for firmware to complete NVRAM accesses. */
742 d2 = (uint32_t) RD_REG_WORD(®->mailbox0);
743 for (cnt = 10000 ; cnt && d2; cnt--) {
745 d2 = (uint32_t) RD_REG_WORD(®->mailbox0);
749 /* Wait for soft-reset to complete. */
750 d2 = RD_REG_DWORD(®->ctrl_status);
751 for (cnt = 6000000 ; cnt && (d2 & CSRX_ISP_SOFT_RESET); cnt--) {
753 d2 = RD_REG_DWORD(®->ctrl_status);
757 WRT_REG_DWORD(®->hccr, HCCRX_SET_RISC_RESET);
758 RD_REG_DWORD(®->hccr);
760 WRT_REG_DWORD(®->hccr, HCCRX_REL_RISC_PAUSE);
761 RD_REG_DWORD(®->hccr);
763 WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_RESET);
764 RD_REG_DWORD(®->hccr);
766 d2 = (uint32_t) RD_REG_WORD(®->mailbox0);
767 for (cnt = 6000000 ; cnt && d2; cnt--) {
769 d2 = (uint32_t) RD_REG_WORD(®->mailbox0);
773 spin_unlock_irqrestore(&ha->hardware_lock, flags);
775 if (IS_NOPOLLING_TYPE(ha))
776 ha->isp_ops->enable_intrs(ha);
780 * qla24xx_reset_chip() - Reset ISP24xx chip.
783 * Returns 0 on success.
786 qla24xx_reset_chip(scsi_qla_host_t *vha)
788 struct qla_hw_data *ha = vha->hw;
789 ha->isp_ops->disable_intrs(ha);
791 /* Perform RISC reset. */
792 qla24xx_reset_risc(vha);
796 * qla2x00_chip_diag() - Test chip for proper operation.
799 * Returns 0 on success.
802 qla2x00_chip_diag(scsi_qla_host_t *vha)
805 struct qla_hw_data *ha = vha->hw;
806 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
807 unsigned long flags = 0;
811 struct req_que *req = ha->req_q_map[0];
813 /* Assume a failed state */
814 rval = QLA_FUNCTION_FAILED;
816 DEBUG3(printk("scsi(%ld): Testing device at %lx.\n",
817 vha->host_no, (u_long)®->flash_address));
819 spin_lock_irqsave(&ha->hardware_lock, flags);
821 /* Reset ISP chip. */
822 WRT_REG_WORD(®->ctrl_status, CSR_ISP_SOFT_RESET);
825 * We need to have a delay here since the card will not respond while
826 * in reset causing an MCA on some architectures.
829 data = qla2x00_debounce_register(®->ctrl_status);
830 for (cnt = 6000000 ; cnt && (data & CSR_ISP_SOFT_RESET); cnt--) {
832 data = RD_REG_WORD(®->ctrl_status);
837 goto chip_diag_failed;
839 DEBUG3(printk("scsi(%ld): Reset register cleared by chip reset\n",
842 /* Reset RISC processor. */
843 WRT_REG_WORD(®->hccr, HCCR_RESET_RISC);
844 WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC);
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--) {
851 data = RD_MAILBOX_REG(ha, reg, 0);
858 goto chip_diag_failed;
860 /* Check product ID of chip */
861 DEBUG3(printk("scsi(%ld): Checking product ID of chip\n", vha->host_no));
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]);
872 goto chip_diag_failed;
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];
879 /* Adjust fw RISC transfer size */
880 if (req->length > 1024)
881 ha->fw_transfer_size = REQUEST_ENTRY_SIZE * 1024;
883 ha->fw_transfer_size = REQUEST_ENTRY_SIZE *
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",
892 ha->device_type |= DT_ISP2200A;
893 ha->fw_transfer_size = 128;
896 /* Wrap Incoming Mailboxes Test. */
897 spin_unlock_irqrestore(&ha->hardware_lock, flags);
899 DEBUG3(printk("scsi(%ld): Checking mailboxes.\n", vha->host_no));
900 rval = qla2x00_mbx_reg_test(vha);
902 DEBUG(printk("scsi(%ld): Failed mailbox send register test\n",
904 qla_printk(KERN_WARNING, ha,
905 "Failed mailbox send register test\n");
908 /* Flag a successful rval */
911 spin_lock_irqsave(&ha->hardware_lock, flags);
915 DEBUG2_3(printk("scsi(%ld): Chip diagnostics **** FAILED "
916 "****\n", vha->host_no));
918 spin_unlock_irqrestore(&ha->hardware_lock, flags);
924 * qla24xx_chip_diag() - Test ISP24xx for proper operation.
927 * Returns 0 on success.
930 qla24xx_chip_diag(scsi_qla_host_t *vha)
933 struct qla_hw_data *ha = vha->hw;
934 struct req_que *req = ha->req_q_map[0];
936 ha->fw_transfer_size = REQUEST_ENTRY_SIZE * req->length;
938 rval = qla2x00_mbx_reg_test(vha);
940 DEBUG(printk("scsi(%ld): Failed mailbox send register test\n",
942 qla_printk(KERN_WARNING, ha,
943 "Failed mailbox send register test\n");
945 /* Flag a successful rval */
953 qla2x00_alloc_fw_dump(scsi_qla_host_t *vha)
956 uint32_t dump_size, fixed_size, mem_size, req_q_size, rsp_q_size,
957 eft_size, fce_size, mq_size;
960 struct qla_hw_data *ha = vha->hw;
961 struct req_que *req = ha->req_q_map[0];
962 struct rsp_que *rsp = ha->rsp_q_map[0];
965 qla_printk(KERN_WARNING, ha,
966 "Firmware dump previously allocated.\n");
971 fixed_size = mem_size = eft_size = fce_size = mq_size = 0;
972 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
973 fixed_size = sizeof(struct qla2100_fw_dump);
974 } else if (IS_QLA23XX(ha)) {
975 fixed_size = offsetof(struct qla2300_fw_dump, data_ram);
976 mem_size = (ha->fw_memory_size - 0x11000 + 1) *
978 } else if (IS_FWI2_CAPABLE(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);
984 fixed_size = offsetof(struct qla24xx_fw_dump, ext_mem);
985 mem_size = (ha->fw_memory_size - 0x100000 + 1) *
988 mq_size = sizeof(struct qla2xxx_mq_chain);
989 /* Allocate memory for Fibre Channel Event Buffer. */
990 if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha))
993 tc = dma_alloc_coherent(&ha->pdev->dev, FCE_SIZE, &tc_dma,
996 qla_printk(KERN_WARNING, ha, "Unable to allocate "
997 "(%d KB) for FCE.\n", FCE_SIZE / 1024);
1001 memset(tc, 0, FCE_SIZE);
1002 rval = qla2x00_enable_fce_trace(vha, tc_dma, FCE_NUM_BUFFERS,
1003 ha->fce_mb, &ha->fce_bufs);
1005 qla_printk(KERN_WARNING, ha, "Unable to initialize "
1006 "FCE (%d).\n", rval);
1007 dma_free_coherent(&ha->pdev->dev, FCE_SIZE, tc,
1009 ha->flags.fce_enabled = 0;
1013 qla_printk(KERN_INFO, ha, "Allocated (%d KB) for FCE...\n",
1016 fce_size = sizeof(struct qla2xxx_fce_chain) + FCE_SIZE;
1017 ha->flags.fce_enabled = 1;
1018 ha->fce_dma = tc_dma;
1021 /* Allocate memory for Extended Trace Buffer. */
1022 tc = dma_alloc_coherent(&ha->pdev->dev, EFT_SIZE, &tc_dma,
1025 qla_printk(KERN_WARNING, ha, "Unable to allocate "
1026 "(%d KB) for EFT.\n", EFT_SIZE / 1024);
1030 memset(tc, 0, EFT_SIZE);
1031 rval = qla2x00_enable_eft_trace(vha, tc_dma, EFT_NUM_BUFFERS);
1033 qla_printk(KERN_WARNING, ha, "Unable to initialize "
1034 "EFT (%d).\n", rval);
1035 dma_free_coherent(&ha->pdev->dev, EFT_SIZE, tc,
1040 qla_printk(KERN_INFO, ha, "Allocated (%d KB) for EFT...\n",
1043 eft_size = EFT_SIZE;
1044 ha->eft_dma = tc_dma;
1048 req_q_size = req->length * sizeof(request_t);
1049 rsp_q_size = rsp->length * sizeof(response_t);
1051 dump_size = offsetof(struct qla2xxx_fw_dump, isp);
1052 dump_size += fixed_size + mem_size + req_q_size + rsp_q_size + eft_size;
1053 ha->chain_offset = dump_size;
1054 dump_size += mq_size + fce_size;
1056 ha->fw_dump = vmalloc(dump_size);
1058 qla_printk(KERN_WARNING, ha, "Unable to allocate (%d KB) for "
1059 "firmware dump!!!\n", dump_size / 1024);
1062 dma_free_coherent(&ha->pdev->dev, eft_size, ha->eft,
1069 qla_printk(KERN_INFO, ha, "Allocated (%d KB) for firmware dump...\n",
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);
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);
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));
1088 ha->fw_dump->header_size =
1089 htonl(offsetof(struct qla2xxx_fw_dump, isp));
1093 qla81xx_mpi_sync(scsi_qla_host_t *vha)
1095 #define MPS_MASK 0xe0
1099 struct qla_hw_data *ha = vha->hw;
1101 if (!IS_QLA81XX(vha->hw))
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"));
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"));
1120 if (dc == (dw & MPS_MASK))
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"));
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"));
1143 * qla2x00_setup_chip() - Load and start RISC firmware.
1146 * Returns 0 on success.
1149 qla2x00_setup_chip(scsi_qla_host_t *vha)
1152 uint32_t srisc_address = 0;
1153 struct qla_hw_data *ha = vha->hw;
1154 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1155 unsigned long flags;
1156 uint16_t fw_major_version;
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(®->hccr, (HCCR_ENABLE_PARITY + 0x0));
1162 RD_REG_WORD(®->hccr);
1163 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1166 qla81xx_mpi_sync(vha);
1168 /* Load firmware sequences */
1169 rval = ha->isp_ops->load_risc(vha, &srisc_address);
1170 if (rval == QLA_SUCCESS) {
1171 DEBUG(printk("scsi(%ld): Verifying Checksum of loaded RISC "
1172 "code.\n", vha->host_no));
1174 rval = qla2x00_verify_checksum(vha, srisc_address);
1175 if (rval == QLA_SUCCESS) {
1176 /* Start firmware execution. */
1177 DEBUG(printk("scsi(%ld): Checksum OK, start "
1178 "firmware.\n", vha->host_no));
1180 rval = qla2x00_execute_fw(vha, srisc_address);
1181 /* Retrieve firmware information. */
1182 if (rval == QLA_SUCCESS) {
1183 fw_major_version = ha->fw_major_version;
1184 rval = qla2x00_get_fw_version(vha,
1185 &ha->fw_major_version,
1186 &ha->fw_minor_version,
1187 &ha->fw_subminor_version,
1188 &ha->fw_attributes, &ha->fw_memory_size,
1189 ha->mpi_version, &ha->mpi_capabilities,
1191 if (rval != QLA_SUCCESS)
1193 ha->flags.npiv_supported = 0;
1194 if (IS_QLA2XXX_MIDTYPE(ha) &&
1195 (ha->fw_attributes & BIT_2)) {
1196 ha->flags.npiv_supported = 1;
1197 if ((!ha->max_npiv_vports) ||
1198 ((ha->max_npiv_vports + 1) %
1199 MIN_MULTI_ID_FABRIC))
1200 ha->max_npiv_vports =
1201 MIN_MULTI_ID_FABRIC - 1;
1203 qla2x00_get_resource_cnts(vha, NULL,
1204 &ha->fw_xcb_count, NULL, NULL,
1205 &ha->max_npiv_vports, NULL);
1207 if (!fw_major_version && ql2xallocfwdump)
1208 qla2x00_alloc_fw_dump(vha);
1211 DEBUG2(printk(KERN_INFO
1212 "scsi(%ld): ISP Firmware failed checksum.\n",
1217 if (!IS_FWI2_CAPABLE(ha) && !IS_QLA2100(ha) && !IS_QLA2200(ha)) {
1218 /* Enable proper parity. */
1219 spin_lock_irqsave(&ha->hardware_lock, flags);
1222 WRT_REG_WORD(®->hccr, HCCR_ENABLE_PARITY + 0x1);
1224 /* SRAM, Instruction RAM and GP RAM parity */
1225 WRT_REG_WORD(®->hccr, HCCR_ENABLE_PARITY + 0x7);
1226 RD_REG_WORD(®->hccr);
1227 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1230 if (rval == QLA_SUCCESS && IS_FAC_REQUIRED(ha)) {
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;
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);
1246 DEBUG2_3(printk("scsi(%ld): Setup chip **** FAILED ****.\n",
1254 * qla2x00_init_response_q_entries() - Initializes response queue entries.
1257 * Beginning of request ring has initialization control block already built
1258 * by nvram config routine.
1260 * Returns 0 on success.
1263 qla2x00_init_response_q_entries(struct rsp_que *rsp)
1268 rsp->ring_ptr = rsp->ring;
1269 rsp->ring_index = 0;
1270 rsp->status_srb = NULL;
1271 pkt = rsp->ring_ptr;
1272 for (cnt = 0; cnt < rsp->length; cnt++) {
1273 pkt->signature = RESPONSE_PROCESSED;
1279 * qla2x00_update_fw_options() - Read and process firmware options.
1282 * Returns 0 on success.
1285 qla2x00_update_fw_options(scsi_qla_host_t *vha)
1287 uint16_t swing, emphasis, tx_sens, rx_sens;
1288 struct qla_hw_data *ha = vha->hw;
1290 memset(ha->fw_options, 0, sizeof(ha->fw_options));
1291 qla2x00_get_fw_options(vha, ha->fw_options);
1293 if (IS_QLA2100(ha) || IS_QLA2200(ha))
1296 /* Serial Link options. */
1297 DEBUG3(printk("scsi(%ld): Serial link options:\n",
1299 DEBUG3(qla2x00_dump_buffer((uint8_t *)&ha->fw_seriallink_options,
1300 sizeof(ha->fw_seriallink_options)));
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;
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] &
1311 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
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)) {
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));
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] &
1329 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
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)) {
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));
1344 /* Return command IOCBs without waiting for an ABTS to complete. */
1345 ha->fw_options[3] |= BIT_13;
1348 if (ha->flags.enable_led_scheme)
1349 ha->fw_options[2] |= BIT_12;
1351 /* Detect ISP6312. */
1353 ha->fw_options[2] |= BIT_13;
1355 /* Update firmware options. */
1356 qla2x00_set_fw_options(vha, ha->fw_options);
1360 qla24xx_update_fw_options(scsi_qla_host_t *vha)
1363 struct qla_hw_data *ha = vha->hw;
1365 /* Update Serial Link options. */
1366 if ((le16_to_cpu(ha->fw_seriallink_options24[0]) & BIT_0) == 0)
1369 rval = qla2x00_set_serdes_params(vha,
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]));
1373 if (rval != QLA_SUCCESS) {
1374 qla_printk(KERN_WARNING, ha,
1375 "Unable to update Serial Link options (%x).\n", rval);
1380 qla2x00_config_rings(struct scsi_qla_host *vha)
1382 struct qla_hw_data *ha = vha->hw;
1383 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1384 struct req_que *req = ha->req_q_map[0];
1385 struct rsp_que *rsp = ha->rsp_q_map[0];
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);
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));
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. */
1405 qla24xx_config_rings(struct scsi_qla_host *vha)
1407 struct qla_hw_data *ha = vha->hw;
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;
1411 struct init_cb_24xx *icb;
1413 struct req_que *req = ha->req_q_map[0];
1414 struct rsp_que *rsp = ha->rsp_q_map[0];
1416 /* Setup ring parameters in initialization control block. */
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);
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));
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
1433 "Registering vector 0x%x for base que\n", msix->entry));
1434 icb->msix = cpu_to_le16(msix->entry);
1436 /* Use alternate PCI bus number */
1438 icb->firmware_options_2 |=
1439 __constant_cpu_to_le32(BIT_19);
1440 /* Use alternate PCI devfn */
1442 icb->firmware_options_2 |=
1443 __constant_cpu_to_le32(BIT_18);
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");
1453 icb->firmware_options_2 |=
1454 __constant_cpu_to_le32(BIT_22);
1456 icb->firmware_options_2 |= __constant_cpu_to_le32(BIT_23);
1458 WRT_REG_DWORD(®->isp25mq.req_q_in, 0);
1459 WRT_REG_DWORD(®->isp25mq.req_q_out, 0);
1460 WRT_REG_DWORD(®->isp25mq.rsp_q_in, 0);
1461 WRT_REG_DWORD(®->isp25mq.rsp_q_out, 0);
1463 WRT_REG_DWORD(®->isp24.req_q_in, 0);
1464 WRT_REG_DWORD(®->isp24.req_q_out, 0);
1465 WRT_REG_DWORD(®->isp24.rsp_q_in, 0);
1466 WRT_REG_DWORD(®->isp24.rsp_q_out, 0);
1469 RD_REG_DWORD(&ioreg->hccr);
1473 * qla2x00_init_rings() - Initializes firmware.
1476 * Beginning of request ring has initialization control block already built
1477 * by nvram config routine.
1479 * Returns 0 on success.
1482 qla2x00_init_rings(scsi_qla_host_t *vha)
1485 unsigned long flags = 0;
1487 struct qla_hw_data *ha = vha->hw;
1488 struct req_que *req;
1489 struct rsp_que *rsp;
1490 struct scsi_qla_host *vp;
1491 struct mid_init_cb_24xx *mid_init_cb =
1492 (struct mid_init_cb_24xx *) ha->init_cb;
1494 spin_lock_irqsave(&ha->hardware_lock, flags);
1496 /* Clear outstanding commands array. */
1497 for (que = 0; que < ha->max_req_queues; que++) {
1498 req = ha->req_q_map[que];
1501 for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++)
1502 req->outstanding_cmds[cnt] = NULL;
1504 req->current_outstanding_cmd = 1;
1506 /* Initialize firmware. */
1507 req->ring_ptr = req->ring;
1508 req->ring_index = 0;
1509 req->cnt = req->length;
1512 for (que = 0; que < ha->max_rsp_queues; que++) {
1513 rsp = ha->rsp_q_map[que];
1516 /* Initialize response queue entries */
1517 qla2x00_init_response_q_entries(rsp);
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;
1525 ha->isp_ops->config_rings(vha);
1527 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1529 /* Update any ISP specific firmware options before initialization. */
1530 ha->isp_ops->update_fw_options(vha);
1532 DEBUG(printk("scsi(%ld): Issue init firmware.\n", vha->host_no));
1534 if (ha->flags.npiv_supported) {
1535 if (ha->operating_mode == LOOP)
1536 ha->max_npiv_vports = MIN_MULTI_ID_FABRIC - 1;
1537 mid_init_cb->count = cpu_to_le16(ha->max_npiv_vports);
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);
1546 rval = qla2x00_init_firmware(vha, ha->init_cb_size);
1548 DEBUG2_3(printk("scsi(%ld): Init firmware **** FAILED ****.\n",
1551 DEBUG3(printk("scsi(%ld): Init firmware -- success.\n",
1559 * qla2x00_fw_ready() - Waits for firmware ready.
1562 * Returns 0 on success.
1565 qla2x00_fw_ready(scsi_qla_host_t *vha)
1568 unsigned long wtime, mtime, cs84xx_time;
1569 uint16_t min_wait; /* Minimum wait time if loop is down */
1570 uint16_t wait_time; /* Wait time if loop is coming ready */
1572 struct qla_hw_data *ha = vha->hw;
1576 /* 20 seconds for loop down. */
1580 * Firmware should take at most one RATOV to login, plus 5 seconds for
1581 * our own processing.
1583 if ((wait_time = (ha->retry_count*ha->login_timeout) + 5) < min_wait) {
1584 wait_time = min_wait;
1587 /* Min wait time if loop down */
1588 mtime = jiffies + (min_wait * HZ);
1590 /* wait time before firmware ready */
1591 wtime = jiffies + (wait_time * HZ);
1593 /* Wait for ISP to finish LIP */
1594 if (!vha->flags.init_done)
1595 qla_printk(KERN_INFO, ha, "Waiting for LIP to complete...\n");
1597 DEBUG3(printk("scsi(%ld): Waiting for LIP to complete...\n",
1601 rval = qla2x00_get_firmware_state(vha, state);
1602 if (rval == QLA_SUCCESS) {
1603 if (state[0] < FSTATE_LOSS_OF_SYNC) {
1604 vha->device_flags &= ~DFLG_NO_CABLE;
1606 if (IS_QLA84XX(ha) && state[0] != FSTATE_READY) {
1607 DEBUG16(printk("scsi(%ld): fw_state=%x "
1608 "84xx=%x.\n", vha->host_no, state[0],
1610 if ((state[2] & FSTATE_LOGGED_IN) &&
1611 (state[2] & FSTATE_WAITING_FOR_VERIFY)) {
1612 DEBUG16(printk("scsi(%ld): Sending "
1613 "verify iocb.\n", vha->host_no));
1615 cs84xx_time = jiffies;
1616 rval = qla84xx_init_chip(vha);
1617 if (rval != QLA_SUCCESS)
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",
1626 vha->host_no, cs84xx_time, wtime));
1628 } else if (state[0] == FSTATE_READY) {
1629 DEBUG(printk("scsi(%ld): F/W Ready - OK \n",
1632 qla2x00_get_retry_cnt(vha, &ha->retry_count,
1633 &ha->login_timeout, &ha->r_a_tov);
1639 rval = QLA_FUNCTION_FAILED;
1641 if (atomic_read(&vha->loop_down_timer) &&
1642 state[0] != FSTATE_READY) {
1643 /* Loop down. Timeout on min_wait for states
1644 * other than Wait for Login.
1646 if (time_after_eq(jiffies, mtime)) {
1647 qla_printk(KERN_INFO, ha,
1648 "Cable is unplugged...\n");
1650 vha->device_flags |= DFLG_NO_CABLE;
1655 /* Mailbox cmd failed. Timeout on min_wait. */
1656 if (time_after_eq(jiffies, mtime))
1660 if (time_after_eq(jiffies, wtime))
1663 /* Delay for a while */
1666 DEBUG3(printk("scsi(%ld): fw_state=%x curr time=%lx.\n",
1667 vha->host_no, state[0], jiffies));
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],
1675 DEBUG2_3(printk("scsi(%ld): Firmware ready **** FAILED ****.\n",
1683 * qla2x00_configure_hba
1684 * Setup adapter context.
1687 * ha = adapter state pointer.
1696 qla2x00_configure_hba(scsi_qla_host_t *vha)
1705 char connect_type[22];
1706 struct qla_hw_data *ha = vha->hw;
1708 /* Get host addresses. */
1709 rval = qla2x00_get_adapter_id(vha,
1710 &loop_id, &al_pa, &area, &domain, &topo, &sw_cap);
1711 if (rval != QLA_SUCCESS) {
1712 if (LOOP_TRANSITION(vha) || atomic_read(&ha->loop_down_timer) ||
1713 (rval == QLA_COMMAND_ERROR && loop_id == 0x7)) {
1714 DEBUG2(printk("%s(%ld) Loop is in a transition state\n",
1715 __func__, vha->host_no));
1717 qla_printk(KERN_WARNING, ha,
1718 "ERROR -- Unable to get host loop ID.\n");
1719 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1725 qla_printk(KERN_INFO, ha,
1726 "Cannot get topology - retrying.\n");
1727 return (QLA_FUNCTION_FAILED);
1730 vha->loop_id = loop_id;
1733 ha->min_external_loopid = SNS_FIRST_LOOP_ID;
1734 ha->operating_mode = LOOP;
1739 DEBUG3(printk("scsi(%ld): HBA in NL topology.\n",
1741 ha->current_topology = ISP_CFG_NL;
1742 strcpy(connect_type, "(Loop)");
1746 DEBUG3(printk("scsi(%ld): HBA in FL topology.\n",
1748 ha->switch_cap = sw_cap;
1749 ha->current_topology = ISP_CFG_FL;
1750 strcpy(connect_type, "(FL_Port)");
1754 DEBUG3(printk("scsi(%ld): HBA in N P2P topology.\n",
1756 ha->operating_mode = P2P;
1757 ha->current_topology = ISP_CFG_N;
1758 strcpy(connect_type, "(N_Port-to-N_Port)");
1762 DEBUG3(printk("scsi(%ld): HBA in F P2P topology.\n",
1764 ha->switch_cap = sw_cap;
1765 ha->operating_mode = P2P;
1766 ha->current_topology = ISP_CFG_F;
1767 strcpy(connect_type, "(F_Port)");
1771 DEBUG3(printk("scsi(%ld): HBA in unknown topology %x. "
1773 vha->host_no, topo));
1774 ha->current_topology = ISP_CFG_NL;
1775 strcpy(connect_type, "(Loop)");
1779 /* Save Host port and loop ID. */
1780 /* byte order - Big Endian */
1781 vha->d_id.b.domain = domain;
1782 vha->d_id.b.area = area;
1783 vha->d_id.b.al_pa = al_pa;
1785 if (!vha->flags.init_done)
1786 qla_printk(KERN_INFO, ha,
1787 "Topology - %s, Host Loop address 0x%x\n",
1788 connect_type, vha->loop_id);
1791 DEBUG2_3(printk("scsi(%ld): FAILED.\n", vha->host_no));
1793 DEBUG3(printk("scsi(%ld): exiting normally.\n", vha->host_no));
1800 qla2x00_set_model_info(scsi_qla_host_t *vha, uint8_t *model, size_t len,
1805 struct qla_hw_data *ha = vha->hw;
1806 int use_tbl = !IS_QLA24XX_TYPE(ha) && !IS_QLA25XX(ha) &&
1809 if (memcmp(model, BINZERO, len) != 0) {
1810 strncpy(ha->model_number, model, len);
1811 st = en = ha->model_number;
1814 if (*en != 0x20 && *en != 0x00)
1819 index = (ha->pdev->subsystem_device & 0xff);
1821 ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
1822 index < QLA_MODEL_NAMES)
1823 strncpy(ha->model_desc,
1824 qla2x00_model_name[index * 2 + 1],
1825 sizeof(ha->model_desc) - 1);
1827 index = (ha->pdev->subsystem_device & 0xff);
1829 ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
1830 index < QLA_MODEL_NAMES) {
1831 strcpy(ha->model_number,
1832 qla2x00_model_name[index * 2]);
1833 strncpy(ha->model_desc,
1834 qla2x00_model_name[index * 2 + 1],
1835 sizeof(ha->model_desc) - 1);
1837 strcpy(ha->model_number, def);
1840 if (IS_FWI2_CAPABLE(ha))
1841 qla2xxx_get_vpd_field(vha, "\x82", ha->model_desc,
1842 sizeof(ha->model_desc));
1845 /* On sparc systems, obtain port and node WWN from firmware
1848 static void qla2xxx_nvram_wwn_from_ofw(scsi_qla_host_t *vha, nvram_t *nv)
1851 struct qla_hw_data *ha = vha->hw;
1852 struct pci_dev *pdev = ha->pdev;
1853 struct device_node *dp = pci_device_to_OF_node(pdev);
1857 val = of_get_property(dp, "port-wwn", &len);
1858 if (val && len >= WWN_SIZE)
1859 memcpy(nv->port_name, val, WWN_SIZE);
1861 val = of_get_property(dp, "node-wwn", &len);
1862 if (val && len >= WWN_SIZE)
1863 memcpy(nv->node_name, val, WWN_SIZE);
1868 * NVRAM configuration for ISP 2xxx
1871 * ha = adapter block pointer.
1874 * initialization control block in response_ring
1875 * host adapters parameters in host adapter block
1881 qla2x00_nvram_config(scsi_qla_host_t *vha)
1886 uint8_t *dptr1, *dptr2;
1887 struct qla_hw_data *ha = vha->hw;
1888 init_cb_t *icb = ha->init_cb;
1889 nvram_t *nv = ha->nvram;
1890 uint8_t *ptr = ha->nvram;
1891 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1895 /* Determine NVRAM starting address. */
1896 ha->nvram_size = sizeof(nvram_t);
1898 if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha))
1899 if ((RD_REG_WORD(®->ctrl_status) >> 14) == 1)
1900 ha->nvram_base = 0x80;
1902 /* Get NVRAM data and calculate checksum. */
1903 ha->isp_ops->read_nvram(vha, ptr, ha->nvram_base, ha->nvram_size);
1904 for (cnt = 0, chksum = 0; cnt < ha->nvram_size; cnt++)
1907 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", vha->host_no));
1908 DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size));
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],
1917 qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet "
1918 "invalid -- WWPN) defaults.\n");
1921 * Set default initialization control block.
1923 memset(nv, 0, ha->nvram_size);
1924 nv->parameter_block_version = ICB_VERSION;
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);
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;
1950 nv->port_name[0] = 33;
1951 nv->port_name[3] = 224;
1952 nv->port_name[4] = 139;
1954 qla2xxx_nvram_wwn_from_ofw(vha, nv);
1956 nv->login_timeout = 4;
1959 * Set default host adapter parameters
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;
1970 #if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2)
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
1977 if (ia64_platform_is("sn2")) {
1978 nv->frame_payload_size = __constant_cpu_to_le16(2048);
1980 nv->special_options[1] = BIT_7;
1984 /* Reset Initialization control block */
1985 memset(icb, 0, ha->init_cb_size);
1988 * Setup driver NVRAM options.
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;
1995 if (IS_QLA23XX(ha)) {
1996 nv->firmware_options[0] |= BIT_2;
1997 nv->firmware_options[0] &= ~BIT_3;
1998 nv->add_firmware_options[1] |= BIT_5 | BIT_4;
2000 if (IS_QLA2300(ha)) {
2001 if (ha->fb_rev == FPM_2310) {
2002 strcpy(ha->model_number, "QLA2310");
2004 strcpy(ha->model_number, "QLA2300");
2007 qla2x00_set_model_info(vha, nv->model_number,
2008 sizeof(nv->model_number), "QLA23xx");
2010 } else if (IS_QLA2200(ha)) {
2011 nv->firmware_options[0] |= BIT_2;
2013 * 'Point-to-point preferred, else loop' is not a safe
2014 * connection mode setting.
2016 if ((nv->add_firmware_options[0] & (BIT_6 | 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;
2022 strcpy(ha->model_number, "QLA22xx");
2023 } else /*if (IS_QLA2100(ha))*/ {
2024 strcpy(ha->model_number, "QLA2100");
2028 * Copy over NVRAM RISC parameter block to initialization control block.
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;
2034 *dptr1++ = *dptr2++;
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;
2040 *dptr1++ = *dptr2++;
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);
2048 /* Prepare nodename */
2049 if ((icb->firmware_options[1] & BIT_6) == 0) {
2051 * Firmware will apply the following mask if the nodename was
2054 memcpy(icb->node_name, icb->port_name, WWN_SIZE);
2055 icb->node_name[0] &= 0xF0;
2059 * Set host adapter parameters.
2061 if (nv->host_p[0] & BIT_7)
2062 ql2xextended_error_logging = 1;
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);
2070 ha->flags.enable_led_scheme = (nv->special_options[1] & BIT_4) ? 1 : 0;
2071 ha->flags.disable_serdes = 0;
2073 ha->operating_mode =
2074 (icb->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) >> 4;
2076 memcpy(ha->fw_seriallink_options, nv->seriallink_options,
2077 sizeof(ha->fw_seriallink_options));
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];
2083 memcpy(vha->node_name, icb->node_name, WWN_SIZE);
2084 memcpy(vha->port_name, icb->port_name, WWN_SIZE);
2086 icb->execution_throttle = __constant_cpu_to_le16(0xFFFF);
2088 ha->retry_count = nv->retry_count;
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;
2098 /* Set minimum RATOV to 100 tenths of a second. */
2101 ha->loop_reset_delay = nv->reset_delay;
2103 /* Link Down Timeout = 0:
2105 * When Port Down timer expires we will start returning
2106 * I/O's to OS with "DID_NO_CONNECT".
2108 * Link Down Timeout != 0:
2110 * The driver waits for the link to come up after link down
2111 * before returning I/Os to OS with "DID_NO_CONNECT".
2113 if (nv->link_down_timeout == 0) {
2114 ha->loop_down_abort_time =
2115 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
2117 ha->link_down_timeout = nv->link_down_timeout;
2118 ha->loop_down_abort_time =
2119 (LOOP_DOWN_TIME - ha->link_down_timeout);
2123 * Need enough time to try and get the port back.
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;
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);
2143 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
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;
2152 vha->flags.process_response_queue = 1;
2155 if (!vha->flags.init_done) {
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;
2161 icb->add_firmware_options[0] &=
2162 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0);
2163 vha->flags.process_response_queue = 0;
2164 if (ha->zio_mode != QLA_ZIO_DISABLED) {
2165 ha->zio_mode = QLA_ZIO_MODE_6;
2167 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer "
2168 "delay (%d us).\n", vha->host_no, ha->zio_mode,
2169 ha->zio_timer * 100));
2170 qla_printk(KERN_INFO, ha,
2171 "ZIO mode %d enabled; timer delay (%d us).\n",
2172 ha->zio_mode, ha->zio_timer * 100);
2174 icb->add_firmware_options[0] |= (uint8_t)ha->zio_mode;
2175 icb->interrupt_delay_timer = (uint8_t)ha->zio_timer;
2176 vha->flags.process_response_queue = 1;
2181 DEBUG2_3(printk(KERN_WARNING
2182 "scsi(%ld): NVRAM configuration failed!\n", vha->host_no));
2188 qla2x00_rport_del(void *data)
2190 fc_port_t *fcport = data;
2191 struct fc_rport *rport;
2193 spin_lock_irq(fcport->vha->host->host_lock);
2194 rport = fcport->drport ? fcport->drport: fcport->rport;
2195 fcport->drport = NULL;
2196 spin_unlock_irq(fcport->vha->host->host_lock);
2198 fc_remote_port_delete(rport);
2202 * qla2x00_alloc_fcport() - Allocate a generic fcport.
2204 * @flags: allocation flags
2206 * Returns a pointer to the allocated fcport, or NULL, if none available.
2209 qla2x00_alloc_fcport(scsi_qla_host_t *vha, gfp_t flags)
2213 fcport = kzalloc(sizeof(fc_port_t), flags);
2217 /* Setup fcport template structure. */
2219 fcport->vp_idx = vha->vp_idx;
2220 fcport->port_type = FCT_UNKNOWN;
2221 fcport->loop_id = FC_NO_LOOP_ID;
2222 atomic_set(&fcport->state, FCS_UNCONFIGURED);
2223 fcport->supported_classes = FC_COS_UNSPECIFIED;
2229 * qla2x00_configure_loop
2230 * Updates Fibre Channel Device Database with what is actually on loop.
2233 * ha = adapter block pointer.
2238 * 2 = database was full and device was not configured.
2241 qla2x00_configure_loop(scsi_qla_host_t *vha)
2244 unsigned long flags, save_flags;
2245 struct qla_hw_data *ha = vha->hw;
2248 /* Get Initiator ID */
2249 if (test_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags)) {
2250 rval = qla2x00_configure_hba(vha);
2251 if (rval != QLA_SUCCESS) {
2252 DEBUG(printk("scsi(%ld): Unable to configure HBA.\n",
2258 save_flags = flags = vha->dpc_flags;
2259 DEBUG(printk("scsi(%ld): Configure loop -- dpc flags =0x%lx\n",
2260 vha->host_no, flags));
2263 * If we have both an RSCN and PORT UPDATE pending then handle them
2264 * both at the same time.
2266 clear_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
2267 clear_bit(RSCN_UPDATE, &vha->dpc_flags);
2269 /* Determine what we need to do */
2270 if (ha->current_topology == ISP_CFG_FL &&
2271 (test_bit(LOCAL_LOOP_UPDATE, &flags))) {
2273 vha->flags.rscn_queue_overflow = 1;
2274 set_bit(RSCN_UPDATE, &flags);
2276 } else if (ha->current_topology == ISP_CFG_F &&
2277 (test_bit(LOCAL_LOOP_UPDATE, &flags))) {
2279 vha->flags.rscn_queue_overflow = 1;
2280 set_bit(RSCN_UPDATE, &flags);
2281 clear_bit(LOCAL_LOOP_UPDATE, &flags);
2283 } else if (ha->current_topology == ISP_CFG_N) {
2284 clear_bit(RSCN_UPDATE, &flags);
2286 } else if (!vha->flags.online ||
2287 (test_bit(ABORT_ISP_ACTIVE, &flags))) {
2289 vha->flags.rscn_queue_overflow = 1;
2290 set_bit(RSCN_UPDATE, &flags);
2291 set_bit(LOCAL_LOOP_UPDATE, &flags);
2294 if (test_bit(LOCAL_LOOP_UPDATE, &flags)) {
2295 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
2296 rval = QLA_FUNCTION_FAILED;
2298 rval = qla2x00_configure_local_loop(vha);
2301 if (rval == QLA_SUCCESS && test_bit(RSCN_UPDATE, &flags)) {
2302 if (LOOP_TRANSITION(vha))
2303 rval = QLA_FUNCTION_FAILED;
2305 rval = qla2x00_configure_fabric(vha);
2308 if (rval == QLA_SUCCESS) {
2309 if (atomic_read(&vha->loop_down_timer) ||
2310 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) {
2311 rval = QLA_FUNCTION_FAILED;
2313 atomic_set(&vha->loop_state, LOOP_READY);
2315 DEBUG(printk("scsi(%ld): LOOP READY\n", vha->host_no));
2320 DEBUG2_3(printk("%s(%ld): *** FAILED ***\n",
2321 __func__, vha->host_no));
2323 DEBUG3(printk("%s: exiting normally\n", __func__));
2326 /* Restore state if a resync event occurred during processing */
2327 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) {
2328 if (test_bit(LOCAL_LOOP_UPDATE, &save_flags))
2329 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
2330 if (test_bit(RSCN_UPDATE, &save_flags)) {
2331 set_bit(RSCN_UPDATE, &vha->dpc_flags);
2332 vha->flags.rscn_queue_overflow = 1;
2342 * qla2x00_configure_local_loop
2343 * Updates Fibre Channel Device Database with local loop devices.
2346 * ha = adapter block pointer.
2352 qla2x00_configure_local_loop(scsi_qla_host_t *vha)
2357 fc_port_t *fcport, *new_fcport;
2363 uint8_t domain, area, al_pa;
2364 struct qla_hw_data *ha = vha->hw;
2368 entries = MAX_FIBRE_DEVICES;
2370 DEBUG3(printk("scsi(%ld): Getting FCAL position map\n", vha->host_no));
2371 DEBUG3(qla2x00_get_fcal_position_map(vha, NULL));
2373 /* Get list of logged in devices. */
2374 memset(ha->gid_list, 0, GID_LIST_SIZE);
2375 rval = qla2x00_get_id_list(vha, ha->gid_list, ha->gid_list_dma,
2377 if (rval != QLA_SUCCESS)
2378 goto cleanup_allocation;
2380 DEBUG3(printk("scsi(%ld): Entries in ID list (%d)\n",
2381 vha->host_no, entries));
2382 DEBUG3(qla2x00_dump_buffer((uint8_t *)ha->gid_list,
2383 entries * sizeof(struct gid_list_info)));
2385 /* Allocate temporary fcport for any new fcports discovered. */
2386 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
2387 if (new_fcport == NULL) {
2388 rval = QLA_MEMORY_ALLOC_FAILED;
2389 goto cleanup_allocation;
2391 new_fcport->flags &= ~FCF_FABRIC_DEVICE;
2394 * Mark local devices that were present with FCF_DEVICE_LOST for now.
2396 list_for_each_entry(fcport, &vha->vp_fcports, list) {
2397 if (atomic_read(&fcport->state) == FCS_ONLINE &&
2398 fcport->port_type != FCT_BROADCAST &&
2399 (fcport->flags & FCF_FABRIC_DEVICE) == 0) {
2401 DEBUG(printk("scsi(%ld): Marking port lost, "
2403 vha->host_no, fcport->loop_id));
2405 atomic_set(&fcport->state, FCS_DEVICE_LOST);
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;
2415 if (IS_QLA2100(ha) || IS_QLA2200(ha))
2416 loop_id = (uint16_t)
2417 ((struct gid_list_info *)id_iter)->loop_id_2100;
2419 loop_id = le16_to_cpu(
2420 ((struct gid_list_info *)id_iter)->loop_id);
2421 id_iter += ha->gid_list_info_size;
2423 /* Bypass reserved domain fields. */
2424 if ((domain & 0xf0) == 0xf0)
2427 /* Bypass if not same domain and area of adapter. */
2428 if (area && domain &&
2429 (area != vha->d_id.b.area || domain != vha->d_id.b.domain))
2432 /* Bypass invalid local loop ID. */
2433 if (loop_id > LAST_LOCAL_LOOP_ID)
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;
2441 new_fcport->vp_idx = vha->vp_idx;
2442 rval2 = qla2x00_get_port_database(vha, new_fcport, 0);
2443 if (rval2 != QLA_SUCCESS) {
2444 DEBUG2(printk("scsi(%ld): Failed to retrieve fcport "
2445 "information -- get_port_database=%x, "
2447 vha->host_no, rval2, new_fcport->loop_id));
2448 DEBUG2(printk("scsi(%ld): Scheduling resync...\n",
2450 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
2454 /* Check for matching device in port list. */
2457 list_for_each_entry(fcport, &vha->vp_fcports, list) {
2458 if (memcmp(new_fcport->port_name, fcport->port_name,
2462 fcport->flags &= ~FCF_FABRIC_DEVICE;
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,
2474 /* New device, add to fcports list. */
2476 new_fcport->vha = vha;
2477 new_fcport->vp_idx = vha->vp_idx;
2479 list_add_tail(&new_fcport->list, &vha->vp_fcports);
2481 /* Allocate a new replacement fcport. */
2482 fcport = new_fcport;
2483 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
2484 if (new_fcport == NULL) {
2485 rval = QLA_MEMORY_ALLOC_FAILED;
2486 goto cleanup_allocation;
2488 new_fcport->flags &= ~FCF_FABRIC_DEVICE;
2491 /* Base iIDMA settings on HBA port speed. */
2492 fcport->fp_speed = ha->link_data_rate;
2494 qla2x00_update_fcport(vha, fcport);
2502 if (rval != QLA_SUCCESS) {
2503 DEBUG2(printk("scsi(%ld): Configure local loop error exit: "
2504 "rval=%x\n", vha->host_no, rval));
2511 qla2x00_iidma_fcport(scsi_qla_host_t *vha, fc_port_t *fcport)
2513 #define LS_UNKNOWN 2
2514 static char *link_speeds[] = { "1", "2", "?", "4", "8", "10" };
2518 struct qla_hw_data *ha = vha->hw;
2520 if (!IS_IIDMA_CAPABLE(ha))
2523 if (fcport->fp_speed == PORT_SPEED_UNKNOWN ||
2524 fcport->fp_speed > ha->link_data_rate)
2527 rval = qla2x00_set_idma_speed(vha, fcport->loop_id, fcport->fp_speed,
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",
2532 vha->host_no, fcport->port_name[0], fcport->port_name[1],
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,
2536 fcport->fp_speed, mb[0], mb[1]));
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];
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",
2546 link_speed, fcport->port_name[0],
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]));
2555 qla2x00_reg_remote_port(scsi_qla_host_t *vha, fc_port_t *fcport)
2557 struct fc_rport_identifiers rport_ids;
2558 struct fc_rport *rport;
2559 struct qla_hw_data *ha = vha->hw;
2561 qla2x00_rport_del(fcport);
2563 rport_ids.node_name = wwn_to_u64(fcport->node_name);
2564 rport_ids.port_name = wwn_to_u64(fcport->port_name);
2565 rport_ids.port_id = fcport->d_id.b.domain << 16 |
2566 fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
2567 rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
2568 fcport->rport = rport = fc_remote_port_add(vha->host, 0, &rport_ids);
2570 qla_printk(KERN_WARNING, ha,
2571 "Unable to allocate fc remote port!\n");
2574 spin_lock_irq(fcport->vha->host->host_lock);
2575 *((fc_port_t **)rport->dd_data) = fcport;
2576 spin_unlock_irq(fcport->vha->host->host_lock);
2578 rport->supported_classes = fcport->supported_classes;
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;
2585 fc_remote_port_rolechg(rport, rport_ids.roles);
2589 * qla2x00_update_fcport
2590 * Updates device on list.
2593 * ha = adapter block pointer.
2594 * fcport = port structure pointer.
2604 qla2x00_update_fcport(scsi_qla_host_t *vha, fc_port_t *fcport)
2606 struct qla_hw_data *ha = vha->hw;
2609 fcport->login_retry = 0;
2610 fcport->port_login_retry_count = ha->port_down_retry_count *
2612 atomic_set(&fcport->port_down_timer, ha->port_down_retry_count *
2614 fcport->flags &= ~FCF_LOGIN_NEEDED;
2616 qla2x00_iidma_fcport(vha, fcport);
2618 atomic_set(&fcport->state, FCS_ONLINE);
2620 qla2x00_reg_remote_port(vha, fcport);
2624 * qla2x00_configure_fabric
2625 * Setup SNS devices with loop ID's.
2628 * ha = adapter block pointer.
2635 qla2x00_configure_fabric(scsi_qla_host_t *vha)
2638 fc_port_t *fcport, *fcptemp;
2639 uint16_t next_loopid;
2640 uint16_t mb[MAILBOX_REGISTER_COUNT];
2642 LIST_HEAD(new_fcports);
2643 struct qla_hw_data *ha = vha->hw;
2644 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
2646 /* If FL port exists, then SNS is present */
2647 if (IS_FWI2_CAPABLE(ha))
2648 loop_id = NPH_F_PORT;
2650 loop_id = SNS_FL_PORT;
2651 rval = qla2x00_get_port_name(vha, loop_id, vha->fabric_node_name, 1);
2652 if (rval != QLA_SUCCESS) {
2653 DEBUG2(printk("scsi(%ld): MBC_GET_PORT_NAME Failed, No FL "
2654 "Port\n", vha->host_no));
2656 vha->device_flags &= ~SWITCH_FOUND;
2657 return (QLA_SUCCESS);
2659 vha->device_flags |= SWITCH_FOUND;
2661 /* Mark devices that need re-synchronization. */
2662 rval2 = qla2x00_device_resync(vha);
2663 if (rval2 == QLA_RSCNS_HANDLED) {
2664 /* No point doing the scan, just continue. */
2665 return (QLA_SUCCESS);
2669 if (ql2xfdmienable &&
2670 test_and_clear_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags))
2671 qla2x00_fdmi_register(vha);
2673 /* Ensure we are logged into the SNS. */
2674 if (IS_FWI2_CAPABLE(ha))
2677 loop_id = SIMPLE_NAME_SERVER;
2678 ha->isp_ops->fabric_login(vha, loop_id, 0xff, 0xff,
2679 0xfc, mb, BIT_1 | BIT_0);
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 "
2683 "mb[2]=%x mb[6]=%x mb[7]=%x\n", loop_id,
2684 mb[0], mb[1], mb[2], mb[6], mb[7]));
2685 return (QLA_SUCCESS);
2688 if (test_and_clear_bit(REGISTER_FC4_NEEDED, &vha->dpc_flags)) {
2689 if (qla2x00_rft_id(vha)) {
2691 DEBUG2(printk("scsi(%ld): Register FC-4 "
2692 "TYPE failed.\n", vha->host_no));
2694 if (qla2x00_rff_id(vha)) {
2696 DEBUG2(printk("scsi(%ld): Register FC-4 "
2697 "Features failed.\n", vha->host_no));
2699 if (qla2x00_rnn_id(vha)) {
2701 DEBUG2(printk("scsi(%ld): Register Node Name "
2702 "failed.\n", vha->host_no));
2703 } else if (qla2x00_rsnn_nn(vha)) {
2705 DEBUG2(printk("scsi(%ld): Register Symbolic "
2706 "Node Name failed.\n", vha->host_no));
2710 rval = qla2x00_find_all_fabric_devs(vha, &new_fcports);
2711 if (rval != QLA_SUCCESS)
2715 * Logout all previous fabric devices marked lost, except
2718 list_for_each_entry(fcport, &vha->vp_fcports, list) {
2719 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
2722 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0)
2725 if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) {
2726 qla2x00_mark_device_lost(vha, fcport,
2727 ql2xplogiabsentdevice, 0);
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) {
2732 ha->isp_ops->fabric_logout(vha,
2734 fcport->d_id.b.domain,
2735 fcport->d_id.b.area,
2736 fcport->d_id.b.al_pa);
2737 fcport->loop_id = FC_NO_LOOP_ID;
2742 /* Starting free loop ID. */
2743 next_loopid = ha->min_external_loopid;
2746 * Scan through our port list and login entries that need to be
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))
2754 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 ||
2755 (fcport->flags & FCF_LOGIN_NEEDED) == 0)
2758 if (fcport->loop_id == FC_NO_LOOP_ID) {
2759 fcport->loop_id = next_loopid;
2760 rval = qla2x00_find_new_loop_id(
2762 if (rval != QLA_SUCCESS) {
2763 /* Ran out of IDs to use */
2767 /* Login and update database */
2768 qla2x00_fabric_dev_login(vha, fcport, &next_loopid);
2771 /* Exit if out of loop IDs. */
2772 if (rval != QLA_SUCCESS) {
2777 * Login and add the new devices to our port list.
2779 list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) {
2780 if (atomic_read(&vha->loop_down_timer) ||
2781 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
2784 /* Find a new loop ID to use. */
2785 fcport->loop_id = next_loopid;
2786 rval = qla2x00_find_new_loop_id(base_vha, fcport);
2787 if (rval != QLA_SUCCESS) {
2788 /* Ran out of IDs to use */
2792 /* Login and update database */
2793 qla2x00_fabric_dev_login(vha, fcport, &next_loopid);
2797 fcport->vp_idx = vha->vp_idx;
2799 list_move_tail(&fcport->list, &vha->vp_fcports);
2803 /* Free all new device structures not processed. */
2804 list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) {
2805 list_del(&fcport->list);
2810 DEBUG2(printk("scsi(%ld): Configure fabric error exit: "
2811 "rval=%d\n", vha->host_no, rval));
2819 * qla2x00_find_all_fabric_devs
2822 * ha = adapter block pointer.
2823 * dev = database device entry pointer.
2832 qla2x00_find_all_fabric_devs(scsi_qla_host_t *vha,
2833 struct list_head *new_fcports)
2837 fc_port_t *fcport, *new_fcport, *fcptemp;
2842 int first_dev, last_dev;
2843 port_id_t wrap, nxt_d_id;
2844 struct qla_hw_data *ha = vha->hw;
2845 struct scsi_qla_host *vp, *base_vha = pci_get_drvdata(ha->pdev);
2846 struct scsi_qla_host *tvp;
2850 /* Try GID_PT to get device list, else GAN. */
2851 swl = kcalloc(MAX_FIBRE_DEVICES, sizeof(sw_info_t), GFP_KERNEL);
2854 DEBUG2(printk("scsi(%ld): GID_PT allocations failed, fallback "
2855 "on GA_NXT\n", vha->host_no));
2857 if (qla2x00_gid_pt(vha, swl) != QLA_SUCCESS) {
2860 } else if (qla2x00_gpn_id(vha, swl) != QLA_SUCCESS) {
2863 } else if (qla2x00_gnn_id(vha, swl) != QLA_SUCCESS) {
2866 } else if (ql2xiidmaenable &&
2867 qla2x00_gfpn_id(vha, swl) == QLA_SUCCESS) {
2868 qla2x00_gpsc(vha, swl);
2873 /* Allocate temporary fcport for any new fcports discovered. */
2874 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
2875 if (new_fcport == NULL) {
2877 return (QLA_MEMORY_ALLOC_FAILED);
2879 new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED);
2880 /* Set start port ID scan at adapter ID. */
2884 /* Starting free loop ID. */
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))
2890 if (atomic_read(&vha->loop_down_timer) || LOOP_TRANSITION(vha))
2895 wrap.b24 = new_fcport->d_id.b24;
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);
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;
2906 if (swl[swl_idx].d_id.b.rsvd_1 != 0) {
2912 /* Send GA_NXT to the switch */
2913 rval = qla2x00_ga_nxt(vha, new_fcport);
2914 if (rval != QLA_SUCCESS) {
2915 qla_printk(KERN_WARNING, ha,
2916 "SNS scan failed -- assuming zero-entry "
2918 list_for_each_entry_safe(fcport, fcptemp,
2919 new_fcports, list) {
2920 list_del(&fcport->list);
2928 /* If wrap on switch device list, exit. */
2930 wrap.b24 = new_fcport->d_id.b24;
2932 } else if (new_fcport->d_id.b24 == wrap.b24) {
2933 DEBUG2(printk("scsi(%ld): device wrap (%02x%02x%02x)\n",
2934 vha->host_no, new_fcport->d_id.b.domain,
2935 new_fcport->d_id.b.area, new_fcport->d_id.b.al_pa));
2939 /* Bypass if same physical adapter. */
2940 if (new_fcport->d_id.b24 == base_vha->d_id.b24)
2943 /* Bypass virtual ports of the same host. */
2945 if (ha->num_vhosts) {
2946 list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
2947 if (new_fcport->d_id.b24 == vp->d_id.b24) {
2956 /* Bypass if same domain and area of adapter. */
2957 if (((new_fcport->d_id.b24 & 0xffff00) ==
2958 (vha->d_id.b24 & 0xffff00)) && ha->current_topology ==
2962 /* Bypass reserved domain fields. */
2963 if ((new_fcport->d_id.b.domain & 0xf0) == 0xf0)
2966 /* Locate matching device in database. */
2968 list_for_each_entry(fcport, &vha->vp_fcports, list) {
2969 if (memcmp(new_fcport->port_name, fcport->port_name,
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;
2981 * If address the same and state FCS_ONLINE, nothing
2984 if (fcport->d_id.b24 == new_fcport->d_id.b24 &&
2985 atomic_read(&fcport->state) == FCS_ONLINE) {
2990 * If device was not a fabric device before.
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 |
3001 * Port ID changed or device was marked to be updated;
3002 * Log it out if still logged in and mark it for
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) {
3011 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
3012 fcport->d_id.b.domain, fcport->d_id.b.area,
3013 fcport->d_id.b.al_pa);
3014 fcport->loop_id = FC_NO_LOOP_ID;
3022 /* If device was not in our fcports list, then add it. */
3023 list_add_tail(&new_fcport->list, new_fcports);
3025 /* Allocate a new replacement fcport. */
3026 nxt_d_id.b24 = new_fcport->d_id.b24;
3027 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
3028 if (new_fcport == NULL) {
3030 return (QLA_MEMORY_ALLOC_FAILED);
3032 new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED);
3033 new_fcport->d_id.b24 = nxt_d_id.b24;
3043 * qla2x00_find_new_loop_id
3044 * Scan through our port list and find a new usable loop ID.
3047 * ha: adapter state pointer.
3048 * dev: port structure pointer.
3051 * qla2x00 local function return status code.
3057 qla2x00_find_new_loop_id(scsi_qla_host_t *vha, fc_port_t *dev)
3062 uint16_t first_loop_id;
3063 struct qla_hw_data *ha = vha->hw;
3064 struct scsi_qla_host *vp;
3065 struct scsi_qla_host *tvp;
3069 /* Save starting loop ID. */
3070 first_loop_id = dev->loop_id;
3073 /* Skip loop ID if already used by adapter. */
3074 if (dev->loop_id == vha->loop_id)
3077 /* Skip reserved loop IDs. */
3078 while (qla2x00_is_reserved_id(vha, dev->loop_id))
3081 /* Reset loop ID if passed the end. */
3082 if (dev->loop_id > ha->max_loop_id) {
3083 /* first loop ID. */
3084 dev->loop_id = ha->min_external_loopid;
3087 /* Check for loop ID being already in use. */
3090 list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
3091 list_for_each_entry(fcport, &vp->vp_fcports, list) {
3092 if (fcport->loop_id == dev->loop_id &&
3094 /* ID possibly in use */
3103 /* If not in use then it is free to use. */
3108 /* ID in use. Try next value. */
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;
3123 * qla2x00_device_resync
3124 * Marks devices in the database that needs resynchronization.
3127 * ha = adapter block pointer.
3133 qla2x00_device_resync(scsi_qla_host_t *vha)
3138 uint32_t rscn_entry;
3139 uint8_t rscn_out_iter;
3143 rval = QLA_RSCNS_HANDLED;
3145 while (vha->rscn_out_ptr != vha->rscn_in_ptr ||
3146 vha->flags.rscn_queue_overflow) {
3148 rscn_entry = vha->rscn_queue[vha->rscn_out_ptr];
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));
3154 DEBUG(printk("scsi(%ld): RSCN queue entry[%d] = "
3155 "[%02x/%02x%02x%02x].\n",
3156 vha->host_no, vha->rscn_out_ptr, format, d_id.b.domain,
3157 d_id.b.area, d_id.b.al_pa));
3159 vha->rscn_out_ptr++;
3160 if (vha->rscn_out_ptr == MAX_RSCN_COUNT)
3161 vha->rscn_out_ptr = 0;
3163 /* Skip duplicate entries. */
3164 for (rscn_out_iter = vha->rscn_out_ptr;
3165 !vha->flags.rscn_queue_overflow &&
3166 rscn_out_iter != vha->rscn_in_ptr;
3167 rscn_out_iter = (rscn_out_iter ==
3168 (MAX_RSCN_COUNT - 1)) ? 0: rscn_out_iter + 1) {
3170 if (rscn_entry != vha->rscn_queue[rscn_out_iter])
3173 DEBUG(printk("scsi(%ld): Skipping duplicate RSCN queue "
3174 "entry found at [%d].\n", vha->host_no,
3177 vha->rscn_out_ptr = rscn_out_iter;
3180 /* Queue overflow, set switch default case. */
3181 if (vha->flags.rscn_queue_overflow) {
3182 DEBUG(printk("scsi(%ld): device_resync: rscn "
3183 "overflow.\n", vha->host_no));
3186 vha->flags.rscn_queue_overflow = 0;
3202 vha->rscn_out_ptr = vha->rscn_in_ptr;
3208 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3209 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 ||
3210 (fcport->d_id.b24 & mask) != d_id.b24 ||
3211 fcport->port_type == FCT_BROADCAST)
3214 if (atomic_read(&fcport->state) == FCS_ONLINE) {
3216 fcport->port_type != FCT_INITIATOR) {
3217 qla2x00_mark_device_lost(vha, fcport,
3227 * qla2x00_fabric_dev_login
3228 * Login fabric target device and update FC port database.
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.
3237 * qla2x00 local function return status code.
3243 qla2x00_fabric_dev_login(scsi_qla_host_t *vha, fc_port_t *fcport,
3244 uint16_t *next_loopid)
3249 struct qla_hw_data *ha = vha->hw;
3254 if (IS_ALOGIO_CAPABLE(ha)) {
3255 rval = qla2x00_post_async_login_work(vha, fcport, NULL);
3260 rval = qla2x00_fabric_login(vha, fcport, next_loopid);
3261 if (rval == QLA_SUCCESS) {
3262 /* Send an ADISC to tape devices.*/
3264 if (fcport->flags & FCF_TAPE_PRESENT)
3266 rval = qla2x00_get_port_database(vha, fcport, opts);
3267 if (rval != QLA_SUCCESS) {
3268 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
3269 fcport->d_id.b.domain, fcport->d_id.b.area,
3270 fcport->d_id.b.al_pa);
3271 qla2x00_mark_device_lost(vha, fcport, 1, 0);
3273 qla2x00_update_fcport(vha, fcport);
3281 * qla2x00_fabric_login
3282 * Issue fabric login command.
3285 * ha = adapter block pointer.
3286 * device = pointer to FC device type structure.
3289 * 0 - Login successfully
3291 * 2 - Initiator device
3295 qla2x00_fabric_login(scsi_qla_host_t *vha, fc_port_t *fcport,
3296 uint16_t *next_loopid)
3300 uint16_t tmp_loopid;
3301 uint16_t mb[MAILBOX_REGISTER_COUNT];
3302 struct qla_hw_data *ha = vha->hw;
3308 DEBUG(printk("scsi(%ld): Trying Fabric Login w/loop id 0x%04x "
3309 "for port %02x%02x%02x.\n",
3310 vha->host_no, fcport->loop_id, fcport->d_id.b.domain,
3311 fcport->d_id.b.area, fcport->d_id.b.al_pa));
3313 /* Login fcport on switch. */
3314 ha->isp_ops->fabric_login(vha, fcport->loop_id,
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) {
3319 * Device has another loop ID. The firmware team
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
3326 tmp_loopid = fcport->loop_id;
3327 fcport->loop_id = mb[1];
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));
3334 } else if (mb[0] == MBS_COMMAND_COMPLETE) {
3339 /* A retry occurred before. */
3340 *next_loopid = tmp_loopid;
3343 * No retry occurred before. Just increment the
3344 * ID value for next login.
3346 *next_loopid = (fcport->loop_id + 1);
3349 if (mb[1] & BIT_0) {
3350 fcport->port_type = FCT_INITIATOR;
3352 fcport->port_type = FCT_TARGET;
3353 if (mb[1] & BIT_1) {
3354 fcport->flags |= FCF_FCP2_DEVICE;
3359 fcport->supported_classes |= FC_COS_CLASS2;
3361 fcport->supported_classes |= FC_COS_CLASS3;
3365 } else if (mb[0] == MBS_LOOP_ID_USED) {
3367 * Loop ID already used, try next loop ID.
3370 rval = qla2x00_find_new_loop_id(vha, fcport);
3371 if (rval != QLA_SUCCESS) {
3372 /* Ran out of loop IDs to use */
3375 } else if (mb[0] == MBS_COMMAND_ERROR) {
3377 * Firmware possibly timed out during login. If NO
3378 * retries are left to do then the device is declared
3381 *next_loopid = fcport->loop_id;
3382 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
3383 fcport->d_id.b.domain, fcport->d_id.b.area,
3384 fcport->d_id.b.al_pa);
3385 qla2x00_mark_device_lost(vha, fcport, 1, 0);
3391 * unrecoverable / not handled error
3393 DEBUG2(printk("%s(%ld): failed=%x port_id=%02x%02x%02x "
3394 "loop_id=%x jiffies=%lx.\n",
3395 __func__, vha->host_no, mb[0],
3396 fcport->d_id.b.domain, fcport->d_id.b.area,
3397 fcport->d_id.b.al_pa, fcport->loop_id, jiffies));
3399 *next_loopid = fcport->loop_id;
3400 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
3401 fcport->d_id.b.domain, fcport->d_id.b.area,
3402 fcport->d_id.b.al_pa);
3403 fcport->loop_id = FC_NO_LOOP_ID;
3404 fcport->login_retry = 0;
3415 * qla2x00_local_device_login
3416 * Issue local device login command.
3419 * ha = adapter block pointer.
3420 * loop_id = loop id of device to login to.
3422 * Returns (Where's the #define!!!!):
3423 * 0 - Login successfully
3428 qla2x00_local_device_login(scsi_qla_host_t *vha, fc_port_t *fcport)
3431 uint16_t mb[MAILBOX_REGISTER_COUNT];
3433 memset(mb, 0, sizeof(mb));
3434 rval = qla2x00_login_local_device(vha, fcport, mb, BIT_0);
3435 if (rval == QLA_SUCCESS) {
3436 /* Interrogate mailbox registers for any errors */
3437 if (mb[0] == MBS_COMMAND_ERROR)
3439 else if (mb[0] == MBS_COMMAND_PARAMETER_ERROR)
3440 /* device not in PCB table */
3448 * qla2x00_loop_resync
3449 * Resync with fibre channel devices.
3452 * ha = adapter block pointer.
3458 qla2x00_loop_resync(scsi_qla_host_t *vha)
3460 int rval = QLA_SUCCESS;
3462 struct req_que *req;
3463 struct rsp_que *rsp;
3465 if (vha->hw->flags.cpu_affinity_enabled)
3466 req = vha->hw->req_q_map[0];
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))) {
3475 /* Wait at most MAX_TARGET RSCNs for a stable link. */
3478 atomic_set(&vha->loop_state, LOOP_UPDATE);
3480 /* Issue a marker after FW becomes ready. */
3481 qla2x00_marker(vha, req, rsp, 0, 0,
3483 vha->marker_needed = 0;
3485 /* Remap devices on Loop. */
3486 clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
3488 qla2x00_configure_loop(vha);
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,
3497 if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
3498 return (QLA_FUNCTION_FAILED);
3501 DEBUG2_3(printk("%s(): **** FAILED ****\n", __func__));
3507 qla2x00_update_fcports(scsi_qla_host_t *base_vha)
3510 struct scsi_qla_host *tvp, *vha;
3512 /* Go with deferred removal of rport references. */
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);
3522 * Resets ISP and aborts all outstanding commands.
3525 * ha = adapter block pointer.
3531 qla2x00_abort_isp(scsi_qla_host_t *vha)
3535 struct qla_hw_data *ha = vha->hw;
3536 struct scsi_qla_host *vp;
3537 struct scsi_qla_host *tvp;
3538 struct req_que *req = ha->req_q_map[0];
3540 if (vha->flags.online) {
3541 vha->flags.online = 0;
3542 ha->flags.chip_reset_done = 0;
3543 clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
3544 ha->qla_stats.total_isp_aborts++;
3546 qla_printk(KERN_INFO, ha,
3547 "Performing ISP error recovery - ha= %p.\n", ha);
3548 ha->isp_ops->reset_chip(vha);
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);
3555 if (!atomic_read(&vha->loop_down_timer))
3556 atomic_set(&vha->loop_down_timer,
3560 /* Requeue all commands in outstanding command list. */
3561 qla2x00_abort_all_cmds(vha, DID_RESET << 16);
3563 ha->isp_ops->get_flash_version(vha, req->ring);
3565 ha->isp_ops->nvram_config(vha);
3567 if (!qla2x00_restart_isp(vha)) {
3568 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
3570 if (!atomic_read(&vha->loop_down_timer)) {
3572 * Issue marker command only when we are going
3573 * to start the I/O .
3575 vha->marker_needed = 1;
3578 vha->flags.online = 1;
3580 ha->isp_ops->enable_intrs(ha);
3582 ha->isp_abort_cnt = 0;
3583 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
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,
3595 ha->flags.fce_enabled = 1;
3597 fce_calc_size(ha->fce_bufs));
3598 rval = qla2x00_enable_fce_trace(vha,
3599 ha->fce_dma, ha->fce_bufs, ha->fce_mb,
3602 qla_printk(KERN_WARNING, ha,
3603 "Unable to reinitialize FCE "
3605 ha->flags.fce_enabled = 0;
3610 memset(ha->eft, 0, EFT_SIZE);
3611 rval = qla2x00_enable_eft_trace(vha,
3612 ha->eft_dma, EFT_NUM_BUFFERS);
3614 qla_printk(KERN_WARNING, ha,
3615 "Unable to reinitialize EFT "
3619 } else { /* failed the ISP abort */
3620 vha->flags.online = 1;
3621 if (test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
3622 if (ha->isp_abort_cnt == 0) {
3623 qla_printk(KERN_WARNING, ha,
3624 "ISP error recovery failed - "
3625 "board disabled\n");
3627 * The next call disables the board
3630 ha->isp_ops->reset_adapter(vha);
3631 vha->flags.online = 0;
3632 clear_bit(ISP_ABORT_RETRY,
3635 } else { /* schedule another ISP abort */
3636 ha->isp_abort_cnt--;
3637 DEBUG(printk("qla%ld: ISP abort - "
3638 "retry remaining %d\n",
3639 vha->host_no, ha->isp_abort_cnt));
3643 ha->isp_abort_cnt = MAX_RETRIES_OF_ISP_ABORT;
3644 DEBUG(printk("qla2x00(%ld): ISP error recovery "
3645 "- retrying (%d) more times\n",
3646 vha->host_no, ha->isp_abort_cnt));
3647 set_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
3655 DEBUG(printk(KERN_INFO
3656 "qla2x00_abort_isp(%ld): succeeded.\n",
3658 list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
3660 qla2x00_vp_abort_isp(vp);
3663 qla_printk(KERN_INFO, ha,
3664 "qla2x00_abort_isp: **** FAILED ****\n");
3671 * qla2x00_restart_isp
3672 * restarts the ISP after a reset
3675 * ha = adapter block pointer.
3681 qla2x00_restart_isp(scsi_qla_host_t *vha)
3685 struct qla_hw_data *ha = vha->hw;
3686 struct req_que *req = ha->req_q_map[0];
3687 struct rsp_que *rsp = ha->rsp_q_map[0];
3689 /* If firmware needs to be loaded */
3690 if (qla2x00_isp_firmware(vha)) {
3691 vha->flags.online = 0;
3692 status = ha->isp_ops->chip_diag(vha);
3694 status = qla2x00_setup_chip(vha);
3697 if (!status && !(status = qla2x00_init_rings(vha))) {
3698 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
3699 ha->flags.chip_reset_done = 1;
3700 /* Initialize the queues in use */
3701 qla25xx_init_queues(ha);
3703 status = qla2x00_fw_ready(vha);
3705 DEBUG(printk("%s(): Start configure loop, "
3706 "status = %d\n", __func__, status));
3708 /* Issue a marker after FW becomes ready. */
3709 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL);
3711 vha->flags.online = 1;
3712 /* Wait at most MAX_TARGET RSCNs for a stable link. */
3715 clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
3716 qla2x00_configure_loop(vha);
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,
3724 /* if no cable then assume it's good */
3725 if ((vha->device_flags & DFLG_NO_CABLE))
3728 DEBUG(printk("%s(): Configure loop done, status = 0x%x\n",
3736 qla25xx_init_queues(struct qla_hw_data *ha)
3738 struct rsp_que *rsp = NULL;
3739 struct req_que *req = NULL;
3740 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
3744 for (i = 1; i < ha->max_rsp_queues; i++) {
3745 rsp = ha->rsp_q_map[i];
3747 rsp->options &= ~BIT_0;
3748 ret = qla25xx_init_rsp_que(base_vha, rsp);
3749 if (ret != QLA_SUCCESS)
3750 DEBUG2_17(printk(KERN_WARNING
3751 "%s Rsp que:%d init failed\n", __func__,
3754 DEBUG2_17(printk(KERN_INFO
3755 "%s Rsp que:%d inited\n", __func__,
3759 for (i = 1; i < ha->max_req_queues; i++) {
3760 req = ha->req_q_map[i];
3762 /* Clear outstanding commands array. */
3763 req->options &= ~BIT_0;
3764 ret = qla25xx_init_req_que(base_vha, req);
3765 if (ret != QLA_SUCCESS)
3766 DEBUG2_17(printk(KERN_WARNING
3767 "%s Req que:%d init failed\n", __func__,
3770 DEBUG2_17(printk(KERN_WARNING
3771 "%s Req que:%d inited\n", __func__,
3779 * qla2x00_reset_adapter
3783 * ha = adapter block pointer.
3786 qla2x00_reset_adapter(scsi_qla_host_t *vha)
3788 unsigned long flags = 0;
3789 struct qla_hw_data *ha = vha->hw;
3790 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
3792 vha->flags.online = 0;
3793 ha->isp_ops->disable_intrs(ha);
3795 spin_lock_irqsave(&ha->hardware_lock, flags);
3796 WRT_REG_WORD(®->hccr, HCCR_RESET_RISC);
3797 RD_REG_WORD(®->hccr); /* PCI Posting. */
3798 WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC);
3799 RD_REG_WORD(®->hccr); /* PCI Posting. */
3800 spin_unlock_irqrestore(&ha->hardware_lock, flags);
3804 qla24xx_reset_adapter(scsi_qla_host_t *vha)
3806 unsigned long flags = 0;
3807 struct qla_hw_data *ha = vha->hw;
3808 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
3810 vha->flags.online = 0;
3811 ha->isp_ops->disable_intrs(ha);
3813 spin_lock_irqsave(&ha->hardware_lock, flags);
3814 WRT_REG_DWORD(®->hccr, HCCRX_SET_RISC_RESET);
3815 RD_REG_DWORD(®->hccr);
3816 WRT_REG_DWORD(®->hccr, HCCRX_REL_RISC_PAUSE);
3817 RD_REG_DWORD(®->hccr);
3818 spin_unlock_irqrestore(&ha->hardware_lock, flags);
3820 if (IS_NOPOLLING_TYPE(ha))
3821 ha->isp_ops->enable_intrs(ha);
3824 /* On sparc systems, obtain port and node WWN from firmware
3827 static void qla24xx_nvram_wwn_from_ofw(scsi_qla_host_t *vha,
3828 struct nvram_24xx *nv)
3831 struct qla_hw_data *ha = vha->hw;
3832 struct pci_dev *pdev = ha->pdev;
3833 struct device_node *dp = pci_device_to_OF_node(pdev);
3837 val = of_get_property(dp, "port-wwn", &len);
3838 if (val && len >= WWN_SIZE)
3839 memcpy(nv->port_name, val, WWN_SIZE);
3841 val = of_get_property(dp, "node-wwn", &len);
3842 if (val && len >= WWN_SIZE)
3843 memcpy(nv->node_name, val, WWN_SIZE);
3848 qla24xx_nvram_config(scsi_qla_host_t *vha)
3851 struct init_cb_24xx *icb;
3852 struct nvram_24xx *nv;
3854 uint8_t *dptr1, *dptr2;
3857 struct qla_hw_data *ha = vha->hw;
3860 icb = (struct init_cb_24xx *)ha->init_cb;
3863 /* Determine NVRAM starting address. */
3864 if (ha->flags.port0) {
3865 ha->nvram_base = FA_NVRAM_FUNC0_ADDR;
3866 ha->vpd_base = FA_NVRAM_VPD0_ADDR;
3868 ha->nvram_base = FA_NVRAM_FUNC1_ADDR;
3869 ha->vpd_base = FA_NVRAM_VPD1_ADDR;
3871 ha->nvram_size = sizeof(struct nvram_24xx);
3872 ha->vpd_size = FA_NVRAM_VPD_SIZE;
3874 /* Get VPD data into cache */
3875 ha->vpd = ha->nvram + VPD_OFFSET;
3876 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->vpd,
3877 ha->nvram_base - FA_NVRAM_FUNC0_ADDR, FA_NVRAM_VPD_SIZE * 4);
3879 /* Get NVRAM data into cache and calculate checksum. */
3880 dptr = (uint32_t *)nv;
3881 ha->isp_ops->read_nvram(vha, (uint8_t *)dptr, ha->nvram_base,
3883 for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++)
3884 chksum += le32_to_cpu(*dptr++);
3886 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", vha->host_no));
3887 DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size));
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));
3897 qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet "
3898 "invalid -- WWPN) defaults.\n");
3901 * Set default initialization control block.
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;
3911 nv->port_name[1] = 0x00 + ha->port_no;
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;
3926 qla24xx_nvram_wwn_from_ofw(vha, nv);
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);
3945 /* Reset Initialization control block */
3946 memset(icb, 0, ha->init_cb_size);
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;
3953 *dptr1++ = *dptr2++;
3955 icb->login_retry_count = nv->login_retry_count;
3956 icb->link_down_on_nos = nv->link_down_on_nos;
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;
3964 *dptr1++ = *dptr2++;
3967 * Setup driver NVRAM options.
3969 qla2x00_set_model_info(vha, nv->model_name, sizeof(nv->model_name),
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);
3978 /* Prepare nodename */
3979 if ((icb->firmware_options_1 & __constant_cpu_to_le32(BIT_14)) == 0) {
3981 * Firmware will apply the following mask if the nodename was
3984 memcpy(icb->node_name, icb->port_name, WWN_SIZE);
3985 icb->node_name[0] &= 0xF0;
3988 /* Set host adapter parameters. */
3989 ha->flags.disable_risc_code_load = 0;
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;
3995 ha->flags.enable_led_scheme = 0;
3996 ha->flags.disable_serdes = le32_to_cpu(nv->host_p) & BIT_5 ? 1: 0;
3998 ha->operating_mode = (le32_to_cpu(icb->firmware_options_2) &
3999 (BIT_6 | BIT_5 | BIT_4)) >> 4;
4001 memcpy(ha->fw_seriallink_options24, nv->seriallink_options,
4002 sizeof(ha->fw_seriallink_options24));
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];
4008 memcpy(vha->node_name, icb->node_name, WWN_SIZE);
4009 memcpy(vha->port_name, icb->port_name, WWN_SIZE);
4011 icb->execution_throttle = __constant_cpu_to_le16(0xFFFF);
4013 ha->retry_count = le16_to_cpu(nv->login_retry_count);
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);
4021 icb->login_timeout = nv->login_timeout;
4023 /* Set minimum RATOV to 100 tenths of a second. */
4026 ha->loop_reset_delay = nv->reset_delay;
4028 /* Link Down Timeout = 0:
4030 * When Port Down timer expires we will start returning
4031 * I/O's to OS with "DID_NO_CONNECT".
4033 * Link Down Timeout != 0:
4035 * The driver waits for the link to come up after link down
4036 * before returning I/Os to OS with "DID_NO_CONNECT".
4038 if (le16_to_cpu(nv->link_down_timeout) == 0) {
4039 ha->loop_down_abort_time =
4040 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
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);
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;
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;
4064 if (!vha->flags.init_done) {
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;
4070 icb->firmware_options_2 &= __constant_cpu_to_le32(
4071 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0));
4072 vha->flags.process_response_queue = 0;
4073 if (ha->zio_mode != QLA_ZIO_DISABLED) {
4074 ha->zio_mode = QLA_ZIO_MODE_6;
4076 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer delay "
4077 "(%d us).\n", vha->host_no, ha->zio_mode,
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);
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);
4086 vha->flags.process_response_queue = 1;
4090 DEBUG2_3(printk(KERN_WARNING
4091 "scsi(%ld): NVRAM configuration failed!\n", vha->host_no));
4097 qla24xx_load_risc_flash(scsi_qla_host_t *vha, uint32_t *srisc_addr,
4100 int rval = QLA_SUCCESS;
4101 int segments, fragment;
4102 uint32_t *dcode, dlen;
4106 struct qla_hw_data *ha = vha->hw;
4107 struct req_que *req = ha->req_q_map[0];
4109 qla_printk(KERN_INFO, ha,
4110 "FW: Loading from flash (%x)...\n", faddr);
4114 segments = FA_RISC_CODE_SEGMENTS;
4115 dcode = (uint32_t *)req->ring;
4118 /* Validate firmware image by checking version. */
4119 qla24xx_read_flash_data(vha, dcode, faddr + 4, 4);
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 &&
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]);
4132 return QLA_FUNCTION_FAILED;
4135 while (segments && rval == QLA_SUCCESS) {
4136 /* Read segment's load information. */
4137 qla24xx_read_flash_data(vha, dcode, faddr, 4);
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]);
4144 while (risc_size > 0 && rval == QLA_SUCCESS) {
4145 dlen = (uint32_t)(ha->fw_transfer_size >> 2);
4146 if (dlen > risc_size)
4149 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
4150 "addr %x, number of dwords 0x%x, offset 0x%x.\n",
4151 vha->host_no, risc_addr, dlen, faddr));
4153 qla24xx_read_flash_data(vha, dcode, faddr, dlen);
4154 for (i = 0; i < dlen; i++)
4155 dcode[i] = swab32(dcode[i]);
4157 rval = qla2x00_load_ram(vha, req->dma, risc_addr,
4160 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
4161 "segment %d of firmware\n", vha->host_no,
4163 qla_printk(KERN_WARNING, ha,
4164 "[ERROR] Failed to load segment %d of "
4165 "firmware\n", fragment);
4182 #define QLA_FW_URL "ftp://ftp.qlogic.com/outgoing/linux/firmware/"
4185 qla2x00_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
4189 uint16_t *wcode, *fwcode;
4190 uint32_t risc_addr, risc_size, fwclen, wlen, *seg;
4191 struct fw_blob *blob;
4192 struct qla_hw_data *ha = vha->hw;
4193 struct req_que *req = ha->req_q_map[0];
4195 /* Load firmware blob. */
4196 blob = qla2x00_request_firmware(vha);
4198 qla_printk(KERN_ERR, ha, "Firmware image unavailable.\n");
4199 qla_printk(KERN_ERR, ha, "Firmware images can be retrieved "
4200 "from: " QLA_FW_URL ".\n");
4201 return QLA_FUNCTION_FAILED;
4206 wcode = (uint16_t *)req->ring;
4208 fwcode = (uint16_t *)blob->fw->data;
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",
4216 goto fail_fw_integrity;
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;
4232 while (*seg && rval == QLA_SUCCESS) {
4234 *srisc_addr = *srisc_addr == 0 ? *seg : *srisc_addr;
4235 risc_size = be16_to_cpu(fwcode[3]);
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;
4247 while (risc_size > 0 && rval == QLA_SUCCESS) {
4248 wlen = (uint16_t)(ha->fw_transfer_size >> 1);
4249 if (wlen > risc_size)
4252 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
4253 "addr %x, number of words 0x%x.\n", vha->host_no,
4256 for (i = 0; i < wlen; i++)
4257 wcode[i] = swab16(fwcode[i]);
4259 rval = qla2x00_load_ram(vha, req->dma, risc_addr,
4262 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
4263 "segment %d of firmware\n", vha->host_no,
4265 qla_printk(KERN_WARNING, ha,
4266 "[ERROR] Failed to load segment %d of "
4267 "firmware\n", fragment);
4283 return QLA_FUNCTION_FAILED;
4287 qla24xx_load_risc_blob(scsi_qla_host_t *vha, uint32_t *srisc_addr)
4290 int segments, fragment;
4291 uint32_t *dcode, dlen;
4295 struct fw_blob *blob;
4296 uint32_t *fwcode, fwclen;
4297 struct qla_hw_data *ha = vha->hw;
4298 struct req_que *req = ha->req_q_map[0];
4300 /* Load firmware blob. */
4301 blob = qla2x00_request_firmware(vha);
4303 qla_printk(KERN_ERR, ha, "Firmware image unavailable.\n");
4304 qla_printk(KERN_ERR, ha, "Firmware images can be retrieved "
4305 "from: " QLA_FW_URL ".\n");
4307 return QLA_FUNCTION_FAILED;
4310 qla_printk(KERN_INFO, ha,
4311 "FW: Loading via request-firmware...\n");
4315 segments = FA_RISC_CODE_SEGMENTS;
4316 dcode = (uint32_t *)req->ring;
4318 fwcode = (uint32_t *)blob->fw->data;
4321 /* Validate firmware image by checking version. */
4322 if (blob->fw->size < 8 * sizeof(uint32_t)) {
4323 qla_printk(KERN_WARNING, ha,
4324 "Unable to verify integrity of firmware image (%Zd)!\n",
4326 goto fail_fw_integrity;
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 &&
4334 qla_printk(KERN_WARNING, ha,
4335 "Unable to verify integrity of firmware image!\n");
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;
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]);
4347 /* Validate firmware image size. */
4348 fwclen += risc_size * sizeof(uint32_t);
4349 if (blob->fw->size < fwclen) {
4350 qla_printk(KERN_WARNING, ha,
4351 "Unable to verify integrity of firmware image "
4352 "(%Zd)!\n", blob->fw->size);
4354 goto fail_fw_integrity;
4358 while (risc_size > 0 && rval == QLA_SUCCESS) {
4359 dlen = (uint32_t)(ha->fw_transfer_size >> 2);
4360 if (dlen > risc_size)
4363 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
4364 "addr %x, number of dwords 0x%x.\n", vha->host_no,
4367 for (i = 0; i < dlen; i++)
4368 dcode[i] = swab32(fwcode[i]);
4370 rval = qla2x00_load_ram(vha, req->dma, risc_addr,
4373 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
4374 "segment %d of firmware\n", vha->host_no,
4376 qla_printk(KERN_WARNING, ha,
4377 "[ERROR] Failed to load segment %d of "
4378 "firmware\n", fragment);
4394 return QLA_FUNCTION_FAILED;
4398 qla24xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
4402 if (ql2xfwloadbin == 1)
4403 return qla81xx_load_risc(vha, srisc_addr);
4407 * 1) Firmware via request-firmware interface (.bin file).
4408 * 2) Firmware residing in flash.
4410 rval = qla24xx_load_risc_blob(vha, srisc_addr);
4411 if (rval == QLA_SUCCESS)
4414 return qla24xx_load_risc_flash(vha, srisc_addr,
4415 vha->hw->flt_region_fw);
4419 qla81xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
4422 struct qla_hw_data *ha = vha->hw;
4424 if (ql2xfwloadbin == 2)
4429 * 1) Firmware residing in flash.
4430 * 2) Firmware via request-firmware interface (.bin file).
4431 * 3) Golden-Firmware residing in flash -- limited operation.
4433 rval = qla24xx_load_risc_flash(vha, srisc_addr, ha->flt_region_fw);
4434 if (rval == QLA_SUCCESS)
4438 rval = qla24xx_load_risc_blob(vha, srisc_addr);
4439 if (rval == QLA_SUCCESS || !ha->flt_region_gold_fw)
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)
4448 qla_printk(KERN_ERR, ha,
4449 "FW: Please update operational firmware...\n");
4450 ha->flags.running_gold_fw = 1;
4456 qla2x00_try_to_stop_firmware(scsi_qla_host_t *vha)
4459 struct qla_hw_data *ha = vha->hw;
4461 if (!IS_FWI2_CAPABLE(ha))
4463 if (!ha->fw_major_version)
4466 ret = qla2x00_stop_firmware(vha);
4467 for (retries = 5; ret != QLA_SUCCESS && ret != QLA_FUNCTION_TIMEOUT &&
4468 ret != QLA_INVALID_COMMAND && retries ; retries--) {
4469 ha->isp_ops->reset_chip(vha);
4470 if (ha->isp_ops->chip_diag(vha) != QLA_SUCCESS)
4472 if (qla2x00_setup_chip(vha) != QLA_SUCCESS)
4474 qla_printk(KERN_INFO, ha,
4475 "Attempting retry of stop-firmware command...\n");
4476 ret = qla2x00_stop_firmware(vha);
4481 qla24xx_configure_vhba(scsi_qla_host_t *vha)
4483 int rval = QLA_SUCCESS;
4484 uint16_t mb[MAILBOX_REGISTER_COUNT];
4485 struct qla_hw_data *ha = vha->hw;
4486 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
4487 struct req_que *req;
4488 struct rsp_que *rsp;
4493 rval = qla2x00_fw_ready(base_vha);
4494 if (ha->flags.cpu_affinity_enabled)
4495 req = ha->req_q_map[0];
4500 if (rval == QLA_SUCCESS) {
4501 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
4502 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL);
4505 vha->flags.management_server_logged_in = 0;
4507 /* Login to SNS first */
4508 ha->isp_ops->fabric_login(vha, NPH_SNS, 0xff, 0xff, 0xfc, mb, BIT_1);
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);
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);
4526 /* 84XX Support **************************************************************/
4528 static LIST_HEAD(qla_cs84xx_list);
4529 static DEFINE_MUTEX(qla_cs84xx_mutex);
4531 static struct qla_chip_state_84xx *
4532 qla84xx_get_chip(struct scsi_qla_host *vha)
4534 struct qla_chip_state_84xx *cs84xx;
4535 struct qla_hw_data *ha = vha->hw;
4537 mutex_lock(&qla_cs84xx_mutex);
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);
4547 cs84xx = kzalloc(sizeof(*cs84xx), GFP_KERNEL);
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;
4556 list_add_tail(&cs84xx->list, &qla_cs84xx_list);
4558 mutex_unlock(&qla_cs84xx_mutex);
4563 __qla84xx_chip_release(struct kref *kref)
4565 struct qla_chip_state_84xx *cs84xx =
4566 container_of(kref, struct qla_chip_state_84xx, kref);
4568 mutex_lock(&qla_cs84xx_mutex);
4569 list_del(&cs84xx->list);
4570 mutex_unlock(&qla_cs84xx_mutex);
4575 qla84xx_put_chip(struct scsi_qla_host *vha)
4577 struct qla_hw_data *ha = vha->hw;
4579 kref_put(&ha->cs84xx->kref, __qla84xx_chip_release);
4583 qla84xx_init_chip(scsi_qla_host_t *vha)
4587 struct qla_hw_data *ha = vha->hw;
4589 mutex_lock(&ha->cs84xx->fw_update_mutex);
4591 rval = qla84xx_verify_chip(vha, status);
4593 mutex_unlock(&ha->cs84xx->fw_update_mutex);
4595 return rval != QLA_SUCCESS || status[0] ? QLA_FUNCTION_FAILED:
4599 /* 81XX Support **************************************************************/
4602 qla81xx_nvram_config(scsi_qla_host_t *vha)
4605 struct init_cb_81xx *icb;
4606 struct nvram_81xx *nv;
4608 uint8_t *dptr1, *dptr2;
4611 struct qla_hw_data *ha = vha->hw;
4614 icb = (struct init_cb_81xx *)ha->init_cb;
4617 /* Determine NVRAM starting address. */
4618 ha->nvram_size = sizeof(struct nvram_81xx);
4619 ha->vpd_size = FA_NVRAM_VPD_SIZE;
4621 /* Get VPD data into cache */
4622 ha->vpd = ha->nvram + VPD_OFFSET;
4623 ha->isp_ops->read_optrom(vha, ha->vpd, ha->flt_region_vpd << 2,
4626 /* Get NVRAM data into cache and calculate checksum. */
4627 ha->isp_ops->read_optrom(vha, ha->nvram, ha->flt_region_nvram << 2,
4629 dptr = (uint32_t *)nv;
4630 for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++)
4631 chksum += le32_to_cpu(*dptr++);
4633 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", vha->host_no));
4634 DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size));
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");
4648 * Set default initialization control block.
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;
4657 nv->port_name[1] = 0x00 + ha->port_no;
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);
4686 nv->enode_mac[0] = 0x00;
4687 nv->enode_mac[1] = 0x02;
4688 nv->enode_mac[2] = 0x03;
4689 nv->enode_mac[3] = 0x04;
4690 nv->enode_mac[4] = 0x05;
4691 nv->enode_mac[5] = 0x06 + ha->port_no;
4696 /* Reset Initialization control block */
4697 memset(icb, 0, sizeof(struct init_cb_81xx));
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;
4704 *dptr1++ = *dptr2++;
4706 icb->login_retry_count = nv->login_retry_count;
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;
4714 *dptr1++ = *dptr2++;
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;
4724 icb->enode_mac[5] = 0x06 + ha->port_no;
4727 /* Use extended-initialization control block. */
4728 memcpy(ha->ex_init_cb, &nv->ex_version, sizeof(*ha->ex_init_cb));
4731 * Setup driver NVRAM options.
4733 qla2x00_set_model_info(vha, nv->model_name, sizeof(nv->model_name),
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);
4742 /* Prepare nodename */
4743 if ((icb->firmware_options_1 & __constant_cpu_to_le32(BIT_14)) == 0) {
4745 * Firmware will apply the following mask if the nodename was
4748 memcpy(icb->node_name, icb->port_name, WWN_SIZE);
4749 icb->node_name[0] &= 0xF0;
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;
4762 ha->operating_mode = (le32_to_cpu(icb->firmware_options_2) &
4763 (BIT_6 | BIT_5 | BIT_4)) >> 4;
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);
4772 icb->execution_throttle = __constant_cpu_to_le16(0xFFFF);
4774 ha->retry_count = le16_to_cpu(nv->login_retry_count);
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;
4784 /* Set minimum RATOV to 100 tenths of a second. */
4787 ha->loop_reset_delay = nv->reset_delay;
4789 /* Link Down Timeout = 0:
4791 * When Port Down timer expires we will start returning
4792 * I/O's to OS with "DID_NO_CONNECT".
4794 * Link Down Timeout != 0:
4796 * The driver waits for the link to come up after link down
4797 * before returning I/Os to OS with "DID_NO_CONNECT".
4799 if (le16_to_cpu(nv->link_down_timeout) == 0) {
4800 ha->loop_down_abort_time =
4801 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
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);
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;
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;
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;
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;
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);
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;
4851 DEBUG2_3(printk(KERN_WARNING
4852 "scsi(%ld): NVRAM configuration failed!\n", vha->host_no));
4858 qla81xx_update_fw_options(scsi_qla_host_t *ha)