2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2010 QLogic Corporation
5 * See LICENSE.qla2xxx for copyright and licensing details.
10 #include <linux/delay.h>
11 #include <linux/slab.h>
12 #include <linux/vmalloc.h>
14 #include "qla_devtbl.h"
21 * QLogic ISP2x00 Hardware Support Function Prototypes.
23 static int qla2x00_isp_firmware(scsi_qla_host_t *);
24 static int qla2x00_setup_chip(scsi_qla_host_t *);
25 static int qla2x00_init_rings(scsi_qla_host_t *);
26 static int qla2x00_fw_ready(scsi_qla_host_t *);
27 static int qla2x00_configure_hba(scsi_qla_host_t *);
28 static int qla2x00_configure_loop(scsi_qla_host_t *);
29 static int qla2x00_configure_local_loop(scsi_qla_host_t *);
30 static int qla2x00_configure_fabric(scsi_qla_host_t *);
31 static int qla2x00_find_all_fabric_devs(scsi_qla_host_t *, struct list_head *);
32 static int qla2x00_device_resync(scsi_qla_host_t *);
33 static int qla2x00_fabric_dev_login(scsi_qla_host_t *, fc_port_t *,
36 static int qla2x00_restart_isp(scsi_qla_host_t *);
38 static int qla2x00_find_new_loop_id(scsi_qla_host_t *, fc_port_t *);
40 static struct qla_chip_state_84xx *qla84xx_get_chip(struct scsi_qla_host *);
41 static int qla84xx_init_chip(scsi_qla_host_t *);
42 static int qla25xx_init_queues(struct qla_hw_data *);
44 /* SRB Extensions ---------------------------------------------------------- */
47 qla2x00_ctx_sp_timeout(unsigned long __data)
49 srb_t *sp = (srb_t *)__data;
51 struct srb_iocb *iocb;
52 fc_port_t *fcport = sp->fcport;
53 struct qla_hw_data *ha = fcport->vha->hw;
57 spin_lock_irqsave(&ha->hardware_lock, flags);
58 req = ha->req_q_map[0];
59 req->outstanding_cmds[sp->handle] = NULL;
61 iocb = ctx->u.iocb_cmd;
64 spin_unlock_irqrestore(&ha->hardware_lock, flags);
68 qla2x00_ctx_sp_free(srb_t *sp)
70 struct srb_ctx *ctx = sp->ctx;
71 struct srb_iocb *iocb = ctx->u.iocb_cmd;
72 struct scsi_qla_host *vha = sp->fcport->vha;
74 del_timer_sync(&iocb->timer);
77 mempool_free(sp, sp->fcport->vha->hw->srb_mempool);
79 QLA_VHA_MARK_NOT_BUSY(vha);
83 qla2x00_get_ctx_sp(scsi_qla_host_t *vha, fc_port_t *fcport, size_t size,
87 struct qla_hw_data *ha = vha->hw;
89 struct srb_iocb *iocb;
92 QLA_VHA_MARK_BUSY(vha, bail);
96 sp = mempool_alloc(ha->srb_mempool, GFP_KERNEL);
99 ctx = kzalloc(size, GFP_KERNEL);
101 mempool_free(sp, ha->srb_mempool);
105 iocb = kzalloc(sizeof(struct srb_iocb), GFP_KERNEL);
107 mempool_free(sp, ha->srb_mempool);
113 memset(sp, 0, sizeof(*sp));
116 ctx->u.iocb_cmd = iocb;
117 iocb->free = qla2x00_ctx_sp_free;
119 init_timer(&iocb->timer);
122 iocb->timer.expires = jiffies + tmo * HZ;
123 iocb->timer.data = (unsigned long)sp;
124 iocb->timer.function = qla2x00_ctx_sp_timeout;
125 add_timer(&iocb->timer);
128 QLA_VHA_MARK_NOT_BUSY(vha);
132 /* Asynchronous Login/Logout Routines -------------------------------------- */
134 static inline unsigned long
135 qla2x00_get_async_timeout(struct scsi_qla_host *vha)
138 struct qla_hw_data *ha = vha->hw;
140 /* Firmware should use switch negotiated r_a_tov for timeout. */
141 tmo = ha->r_a_tov / 10 * 2;
142 if (!IS_FWI2_CAPABLE(ha)) {
144 * Except for earlier ISPs where the timeout is seeded from the
145 * initialization control block.
147 tmo = ha->login_timeout;
153 qla2x00_async_iocb_timeout(srb_t *sp)
155 fc_port_t *fcport = sp->fcport;
156 struct srb_ctx *ctx = sp->ctx;
158 DEBUG2(printk(KERN_WARNING
159 "scsi(%ld:%x): Async-%s timeout - portid=%02x%02x%02x.\n",
160 fcport->vha->host_no, sp->handle,
161 ctx->name, fcport->d_id.b.domain,
162 fcport->d_id.b.area, fcport->d_id.b.al_pa));
164 fcport->flags &= ~FCF_ASYNC_SENT;
165 if (ctx->type == SRB_LOGIN_CMD) {
166 struct srb_iocb *lio = ctx->u.iocb_cmd;
167 qla2x00_post_async_logout_work(fcport->vha, fcport, NULL);
168 /* Retry as needed. */
169 lio->u.logio.data[0] = MBS_COMMAND_ERROR;
170 lio->u.logio.data[1] = lio->u.logio.flags & SRB_LOGIN_RETRIED ?
171 QLA_LOGIO_LOGIN_RETRIED : 0;
172 qla2x00_post_async_login_done_work(fcport->vha, fcport,
178 qla2x00_async_login_ctx_done(srb_t *sp)
180 struct srb_ctx *ctx = sp->ctx;
181 struct srb_iocb *lio = ctx->u.iocb_cmd;
183 qla2x00_post_async_login_done_work(sp->fcport->vha, sp->fcport,
189 qla2x00_async_login(struct scsi_qla_host *vha, fc_port_t *fcport,
194 struct srb_iocb *lio;
197 rval = QLA_FUNCTION_FAILED;
198 sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx),
199 qla2x00_get_async_timeout(vha) + 2);
204 ctx->type = SRB_LOGIN_CMD;
206 lio = ctx->u.iocb_cmd;
207 lio->timeout = qla2x00_async_iocb_timeout;
208 lio->done = qla2x00_async_login_ctx_done;
209 lio->u.logio.flags |= SRB_LOGIN_COND_PLOGI;
210 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
211 lio->u.logio.flags |= SRB_LOGIN_RETRIED;
212 rval = qla2x00_start_sp(sp);
213 if (rval != QLA_SUCCESS)
216 DEBUG2(printk(KERN_DEBUG
217 "scsi(%ld:%x): Async-login - loop-id=%x portid=%02x%02x%02x "
218 "retries=%d.\n", fcport->vha->host_no, sp->handle, fcport->loop_id,
219 fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa,
220 fcport->login_retry));
230 qla2x00_async_logout_ctx_done(srb_t *sp)
232 struct srb_ctx *ctx = sp->ctx;
233 struct srb_iocb *lio = ctx->u.iocb_cmd;
235 qla2x00_post_async_logout_done_work(sp->fcport->vha, sp->fcport,
241 qla2x00_async_logout(struct scsi_qla_host *vha, fc_port_t *fcport)
245 struct srb_iocb *lio;
248 rval = QLA_FUNCTION_FAILED;
249 sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx),
250 qla2x00_get_async_timeout(vha) + 2);
255 ctx->type = SRB_LOGOUT_CMD;
256 ctx->name = "logout";
257 lio = ctx->u.iocb_cmd;
258 lio->timeout = qla2x00_async_iocb_timeout;
259 lio->done = qla2x00_async_logout_ctx_done;
260 rval = qla2x00_start_sp(sp);
261 if (rval != QLA_SUCCESS)
264 DEBUG2(printk(KERN_DEBUG
265 "scsi(%ld:%x): Async-logout - loop-id=%x portid=%02x%02x%02x.\n",
266 fcport->vha->host_no, sp->handle, fcport->loop_id,
267 fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa));
277 qla2x00_async_adisc_ctx_done(srb_t *sp)
279 struct srb_ctx *ctx = sp->ctx;
280 struct srb_iocb *lio = ctx->u.iocb_cmd;
282 qla2x00_post_async_adisc_done_work(sp->fcport->vha, sp->fcport,
288 qla2x00_async_adisc(struct scsi_qla_host *vha, fc_port_t *fcport,
293 struct srb_iocb *lio;
296 rval = QLA_FUNCTION_FAILED;
297 sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx),
298 qla2x00_get_async_timeout(vha) + 2);
303 ctx->type = SRB_ADISC_CMD;
305 lio = ctx->u.iocb_cmd;
306 lio->timeout = qla2x00_async_iocb_timeout;
307 lio->done = qla2x00_async_adisc_ctx_done;
308 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
309 lio->u.logio.flags |= SRB_LOGIN_RETRIED;
310 rval = qla2x00_start_sp(sp);
311 if (rval != QLA_SUCCESS)
314 DEBUG2(printk(KERN_DEBUG
315 "scsi(%ld:%x): Async-adisc - loop-id=%x portid=%02x%02x%02x.\n",
316 fcport->vha->host_no, sp->handle, fcport->loop_id,
317 fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa));
328 qla2x00_async_tm_cmd_ctx_done(srb_t *sp)
330 struct srb_ctx *ctx = sp->ctx;
331 struct srb_iocb *iocb = (struct srb_iocb *)ctx->u.iocb_cmd;
333 qla2x00_async_tm_cmd_done(sp->fcport->vha, sp->fcport, iocb);
338 qla2x00_async_tm_cmd(fc_port_t *fcport, uint32_t flags, uint32_t lun,
341 struct scsi_qla_host *vha = fcport->vha;
344 struct srb_iocb *tcf;
347 rval = QLA_FUNCTION_FAILED;
348 sp = qla2x00_get_ctx_sp(vha, fcport, sizeof(struct srb_ctx),
349 qla2x00_get_async_timeout(vha) + 2);
354 ctx->type = SRB_TM_CMD;
356 tcf = ctx->u.iocb_cmd;
357 tcf->u.tmf.flags = flags;
358 tcf->u.tmf.lun = lun;
359 tcf->u.tmf.data = tag;
360 tcf->timeout = qla2x00_async_iocb_timeout;
361 tcf->done = qla2x00_async_tm_cmd_ctx_done;
363 rval = qla2x00_start_sp(sp);
364 if (rval != QLA_SUCCESS)
367 DEBUG2(printk(KERN_DEBUG
368 "scsi(%ld:%x): Async-tmf - loop-id=%x portid=%02x%02x%02x.\n",
369 fcport->vha->host_no, sp->handle, fcport->loop_id,
370 fcport->d_id.b.domain, fcport->d_id.b.area, fcport->d_id.b.al_pa));
381 qla2x00_async_login_done(struct scsi_qla_host *vha, fc_port_t *fcport,
387 case MBS_COMMAND_COMPLETE:
388 if (fcport->flags & FCF_FCP2_DEVICE) {
389 fcport->flags |= FCF_ASYNC_SENT;
390 qla2x00_post_async_adisc_work(vha, fcport, data);
393 qla2x00_update_fcport(vha, fcport);
395 case MBS_COMMAND_ERROR:
396 fcport->flags &= ~FCF_ASYNC_SENT;
397 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
398 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
400 qla2x00_mark_device_lost(vha, fcport, 1, 1);
402 case MBS_PORT_ID_USED:
403 fcport->loop_id = data[1];
404 qla2x00_post_async_logout_work(vha, fcport, NULL);
405 qla2x00_post_async_login_work(vha, fcport, NULL);
407 case MBS_LOOP_ID_USED:
409 rval = qla2x00_find_new_loop_id(vha, fcport);
410 if (rval != QLA_SUCCESS) {
411 fcport->flags &= ~FCF_ASYNC_SENT;
412 qla2x00_mark_device_lost(vha, fcport, 1, 1);
415 qla2x00_post_async_login_work(vha, fcport, NULL);
422 qla2x00_async_logout_done(struct scsi_qla_host *vha, fc_port_t *fcport,
425 qla2x00_mark_device_lost(vha, fcport, 1, 0);
430 qla2x00_async_adisc_done(struct scsi_qla_host *vha, fc_port_t *fcport,
433 if (data[0] == MBS_COMMAND_COMPLETE) {
434 qla2x00_update_fcport(vha, fcport);
440 fcport->flags &= ~FCF_ASYNC_SENT;
441 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
442 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
444 qla2x00_mark_device_lost(vha, fcport, 1, 1);
450 qla2x00_async_tm_cmd_done(struct scsi_qla_host *vha, fc_port_t *fcport,
451 struct srb_iocb *iocb)
457 flags = iocb->u.tmf.flags;
458 lun = (uint16_t)iocb->u.tmf.lun;
460 /* Issue Marker IOCB */
461 rval = qla2x00_marker(vha, vha->hw->req_q_map[0],
462 vha->hw->rsp_q_map[0], fcport->loop_id, lun,
463 flags == TCF_LUN_RESET ? MK_SYNC_ID_LUN : MK_SYNC_ID);
465 if ((rval != QLA_SUCCESS) || iocb->u.tmf.data) {
466 DEBUG2_3_11(printk(KERN_WARNING
467 "%s(%ld): TM IOCB failed (%x).\n",
468 __func__, vha->host_no, rval));
474 /****************************************************************************/
475 /* QLogic ISP2x00 Hardware Support Functions. */
476 /****************************************************************************/
479 * qla2x00_initialize_adapter
483 * ha = adapter block pointer.
489 qla2x00_initialize_adapter(scsi_qla_host_t *vha)
492 struct qla_hw_data *ha = vha->hw;
493 struct req_que *req = ha->req_q_map[0];
495 /* Clear adapter flags. */
496 vha->flags.online = 0;
497 ha->flags.chip_reset_done = 0;
498 vha->flags.reset_active = 0;
499 ha->flags.pci_channel_io_perm_failure = 0;
500 ha->flags.eeh_busy = 0;
501 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
502 atomic_set(&vha->loop_state, LOOP_DOWN);
503 vha->device_flags = DFLG_NO_CABLE;
505 vha->flags.management_server_logged_in = 0;
506 vha->marker_needed = 0;
507 ha->isp_abort_cnt = 0;
508 ha->beacon_blink_led = 0;
510 set_bit(0, ha->req_qid_map);
511 set_bit(0, ha->rsp_qid_map);
513 qla_printk(KERN_INFO, ha, "Configuring PCI space...\n");
514 rval = ha->isp_ops->pci_config(vha);
516 DEBUG2(printk("scsi(%ld): Unable to configure PCI space.\n",
521 ha->isp_ops->reset_chip(vha);
523 rval = qla2xxx_get_flash_info(vha);
525 DEBUG2(printk("scsi(%ld): Unable to validate FLASH data.\n",
530 ha->isp_ops->get_flash_version(vha, req->ring);
532 qla_printk(KERN_INFO, ha, "Configure NVRAM parameters...\n");
534 ha->isp_ops->nvram_config(vha);
536 if (ha->flags.disable_serdes) {
537 /* Mask HBA via NVRAM settings? */
538 qla_printk(KERN_INFO, ha, "Masking HBA WWPN "
539 "%02x%02x%02x%02x%02x%02x%02x%02x (via NVRAM).\n",
540 vha->port_name[0], vha->port_name[1],
541 vha->port_name[2], vha->port_name[3],
542 vha->port_name[4], vha->port_name[5],
543 vha->port_name[6], vha->port_name[7]);
544 return QLA_FUNCTION_FAILED;
547 qla_printk(KERN_INFO, ha, "Verifying loaded RISC code...\n");
549 if (qla2x00_isp_firmware(vha) != QLA_SUCCESS) {
550 rval = ha->isp_ops->chip_diag(vha);
553 rval = qla2x00_setup_chip(vha);
558 if (IS_QLA84XX(ha)) {
559 ha->cs84xx = qla84xx_get_chip(vha);
561 qla_printk(KERN_ERR, ha,
562 "Unable to configure ISP84XX.\n");
563 return QLA_FUNCTION_FAILED;
566 rval = qla2x00_init_rings(vha);
567 ha->flags.chip_reset_done = 1;
569 if (rval == QLA_SUCCESS && IS_QLA84XX(ha)) {
570 /* Issue verify 84xx FW IOCB to complete 84xx initialization */
571 rval = qla84xx_init_chip(vha);
572 if (rval != QLA_SUCCESS) {
573 qla_printk(KERN_ERR, ha,
574 "Unable to initialize ISP84XX.\n");
575 qla84xx_put_chip(vha);
579 if (IS_QLA24XX_TYPE(ha) || IS_QLA25XX(ha))
580 qla24xx_read_fcp_prio_cfg(vha);
586 * qla2100_pci_config() - Setup ISP21xx PCI configuration registers.
589 * Returns 0 on success.
592 qla2100_pci_config(scsi_qla_host_t *vha)
596 struct qla_hw_data *ha = vha->hw;
597 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
599 pci_set_master(ha->pdev);
600 pci_try_set_mwi(ha->pdev);
602 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
603 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
604 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
606 pci_disable_rom(ha->pdev);
608 /* Get PCI bus information. */
609 spin_lock_irqsave(&ha->hardware_lock, flags);
610 ha->pci_attr = RD_REG_WORD(®->ctrl_status);
611 spin_unlock_irqrestore(&ha->hardware_lock, flags);
617 * qla2300_pci_config() - Setup ISP23xx PCI configuration registers.
620 * Returns 0 on success.
623 qla2300_pci_config(scsi_qla_host_t *vha)
626 unsigned long flags = 0;
628 struct qla_hw_data *ha = vha->hw;
629 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
631 pci_set_master(ha->pdev);
632 pci_try_set_mwi(ha->pdev);
634 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
635 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
637 if (IS_QLA2322(ha) || IS_QLA6322(ha))
638 w &= ~PCI_COMMAND_INTX_DISABLE;
639 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
642 * If this is a 2300 card and not 2312, reset the
643 * COMMAND_INVALIDATE due to a bug in the 2300. Unfortunately,
644 * the 2310 also reports itself as a 2300 so we need to get the
645 * fb revision level -- a 6 indicates it really is a 2300 and
648 if (IS_QLA2300(ha)) {
649 spin_lock_irqsave(&ha->hardware_lock, flags);
652 WRT_REG_WORD(®->hccr, HCCR_PAUSE_RISC);
653 for (cnt = 0; cnt < 30000; cnt++) {
654 if ((RD_REG_WORD(®->hccr) & HCCR_RISC_PAUSE) != 0)
660 /* Select FPM registers. */
661 WRT_REG_WORD(®->ctrl_status, 0x20);
662 RD_REG_WORD(®->ctrl_status);
664 /* Get the fb rev level */
665 ha->fb_rev = RD_FB_CMD_REG(ha, reg);
667 if (ha->fb_rev == FPM_2300)
668 pci_clear_mwi(ha->pdev);
670 /* Deselect FPM registers. */
671 WRT_REG_WORD(®->ctrl_status, 0x0);
672 RD_REG_WORD(®->ctrl_status);
674 /* Release RISC module. */
675 WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC);
676 for (cnt = 0; cnt < 30000; cnt++) {
677 if ((RD_REG_WORD(®->hccr) & HCCR_RISC_PAUSE) == 0)
683 spin_unlock_irqrestore(&ha->hardware_lock, flags);
686 pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80);
688 pci_disable_rom(ha->pdev);
690 /* Get PCI bus information. */
691 spin_lock_irqsave(&ha->hardware_lock, flags);
692 ha->pci_attr = RD_REG_WORD(®->ctrl_status);
693 spin_unlock_irqrestore(&ha->hardware_lock, flags);
699 * qla24xx_pci_config() - Setup ISP24xx PCI configuration registers.
702 * Returns 0 on success.
705 qla24xx_pci_config(scsi_qla_host_t *vha)
708 unsigned long flags = 0;
709 struct qla_hw_data *ha = vha->hw;
710 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
712 pci_set_master(ha->pdev);
713 pci_try_set_mwi(ha->pdev);
715 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
716 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
717 w &= ~PCI_COMMAND_INTX_DISABLE;
718 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
720 pci_write_config_byte(ha->pdev, PCI_LATENCY_TIMER, 0x80);
722 /* PCI-X -- adjust Maximum Memory Read Byte Count (2048). */
723 if (pci_find_capability(ha->pdev, PCI_CAP_ID_PCIX))
724 pcix_set_mmrbc(ha->pdev, 2048);
726 /* PCIe -- adjust Maximum Read Request Size (2048). */
727 if (pci_find_capability(ha->pdev, PCI_CAP_ID_EXP))
728 pcie_set_readrq(ha->pdev, 2048);
730 pci_disable_rom(ha->pdev);
732 ha->chip_revision = ha->pdev->revision;
734 /* Get PCI bus information. */
735 spin_lock_irqsave(&ha->hardware_lock, flags);
736 ha->pci_attr = RD_REG_DWORD(®->ctrl_status);
737 spin_unlock_irqrestore(&ha->hardware_lock, flags);
743 * qla25xx_pci_config() - Setup ISP25xx PCI configuration registers.
746 * Returns 0 on success.
749 qla25xx_pci_config(scsi_qla_host_t *vha)
752 struct qla_hw_data *ha = vha->hw;
754 pci_set_master(ha->pdev);
755 pci_try_set_mwi(ha->pdev);
757 pci_read_config_word(ha->pdev, PCI_COMMAND, &w);
758 w |= (PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
759 w &= ~PCI_COMMAND_INTX_DISABLE;
760 pci_write_config_word(ha->pdev, PCI_COMMAND, w);
762 /* PCIe -- adjust Maximum Read Request Size (2048). */
763 if (pci_find_capability(ha->pdev, PCI_CAP_ID_EXP))
764 pcie_set_readrq(ha->pdev, 2048);
766 pci_disable_rom(ha->pdev);
768 ha->chip_revision = ha->pdev->revision;
774 * qla2x00_isp_firmware() - Choose firmware image.
777 * Returns 0 on success.
780 qla2x00_isp_firmware(scsi_qla_host_t *vha)
783 uint16_t loop_id, topo, sw_cap;
784 uint8_t domain, area, al_pa;
785 struct qla_hw_data *ha = vha->hw;
787 /* Assume loading risc code */
788 rval = QLA_FUNCTION_FAILED;
790 if (ha->flags.disable_risc_code_load) {
791 DEBUG2(printk("scsi(%ld): RISC CODE NOT loaded\n",
793 qla_printk(KERN_INFO, ha, "RISC CODE NOT loaded\n");
795 /* Verify checksum of loaded RISC code. */
796 rval = qla2x00_verify_checksum(vha, ha->fw_srisc_address);
797 if (rval == QLA_SUCCESS) {
798 /* And, verify we are not in ROM code. */
799 rval = qla2x00_get_adapter_id(vha, &loop_id, &al_pa,
800 &area, &domain, &topo, &sw_cap);
805 DEBUG2_3(printk("scsi(%ld): **** Load RISC code ****\n",
813 * qla2x00_reset_chip() - Reset ISP chip.
816 * Returns 0 on success.
819 qla2x00_reset_chip(scsi_qla_host_t *vha)
821 unsigned long flags = 0;
822 struct qla_hw_data *ha = vha->hw;
823 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
827 if (unlikely(pci_channel_offline(ha->pdev)))
830 ha->isp_ops->disable_intrs(ha);
832 spin_lock_irqsave(&ha->hardware_lock, flags);
834 /* Turn off master enable */
836 pci_read_config_word(ha->pdev, PCI_COMMAND, &cmd);
837 cmd &= ~PCI_COMMAND_MASTER;
838 pci_write_config_word(ha->pdev, PCI_COMMAND, cmd);
840 if (!IS_QLA2100(ha)) {
842 WRT_REG_WORD(®->hccr, HCCR_PAUSE_RISC);
843 if (IS_QLA2200(ha) || IS_QLA2300(ha)) {
844 for (cnt = 0; cnt < 30000; cnt++) {
845 if ((RD_REG_WORD(®->hccr) &
846 HCCR_RISC_PAUSE) != 0)
851 RD_REG_WORD(®->hccr); /* PCI Posting. */
855 /* Select FPM registers. */
856 WRT_REG_WORD(®->ctrl_status, 0x20);
857 RD_REG_WORD(®->ctrl_status); /* PCI Posting. */
859 /* FPM Soft Reset. */
860 WRT_REG_WORD(®->fpm_diag_config, 0x100);
861 RD_REG_WORD(®->fpm_diag_config); /* PCI Posting. */
863 /* Toggle Fpm Reset. */
864 if (!IS_QLA2200(ha)) {
865 WRT_REG_WORD(®->fpm_diag_config, 0x0);
866 RD_REG_WORD(®->fpm_diag_config); /* PCI Posting. */
869 /* Select frame buffer registers. */
870 WRT_REG_WORD(®->ctrl_status, 0x10);
871 RD_REG_WORD(®->ctrl_status); /* PCI Posting. */
873 /* Reset frame buffer FIFOs. */
874 if (IS_QLA2200(ha)) {
875 WRT_FB_CMD_REG(ha, reg, 0xa000);
876 RD_FB_CMD_REG(ha, reg); /* PCI Posting. */
878 WRT_FB_CMD_REG(ha, reg, 0x00fc);
880 /* Read back fb_cmd until zero or 3 seconds max */
881 for (cnt = 0; cnt < 3000; cnt++) {
882 if ((RD_FB_CMD_REG(ha, reg) & 0xff) == 0)
888 /* Select RISC module registers. */
889 WRT_REG_WORD(®->ctrl_status, 0);
890 RD_REG_WORD(®->ctrl_status); /* PCI Posting. */
892 /* Reset RISC processor. */
893 WRT_REG_WORD(®->hccr, HCCR_RESET_RISC);
894 RD_REG_WORD(®->hccr); /* PCI Posting. */
896 /* Release RISC processor. */
897 WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC);
898 RD_REG_WORD(®->hccr); /* PCI Posting. */
901 WRT_REG_WORD(®->hccr, HCCR_CLR_RISC_INT);
902 WRT_REG_WORD(®->hccr, HCCR_CLR_HOST_INT);
904 /* Reset ISP chip. */
905 WRT_REG_WORD(®->ctrl_status, CSR_ISP_SOFT_RESET);
907 /* Wait for RISC to recover from reset. */
908 if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
910 * It is necessary to for a delay here since the card doesn't
911 * respond to PCI reads during a reset. On some architectures
912 * this will result in an MCA.
915 for (cnt = 30000; cnt; cnt--) {
916 if ((RD_REG_WORD(®->ctrl_status) &
917 CSR_ISP_SOFT_RESET) == 0)
924 /* Reset RISC processor. */
925 WRT_REG_WORD(®->hccr, HCCR_RESET_RISC);
927 WRT_REG_WORD(®->semaphore, 0);
929 /* Release RISC processor. */
930 WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC);
931 RD_REG_WORD(®->hccr); /* PCI Posting. */
933 if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
934 for (cnt = 0; cnt < 30000; cnt++) {
935 if (RD_MAILBOX_REG(ha, reg, 0) != MBS_BUSY)
943 /* Turn on master enable */
944 cmd |= PCI_COMMAND_MASTER;
945 pci_write_config_word(ha->pdev, PCI_COMMAND, cmd);
947 /* Disable RISC pause on FPM parity error. */
948 if (!IS_QLA2100(ha)) {
949 WRT_REG_WORD(®->hccr, HCCR_DISABLE_PARITY_PAUSE);
950 RD_REG_WORD(®->hccr); /* PCI Posting. */
953 spin_unlock_irqrestore(&ha->hardware_lock, flags);
957 * qla24xx_reset_risc() - Perform full reset of ISP24xx RISC.
960 * Returns 0 on success.
963 qla24xx_reset_risc(scsi_qla_host_t *vha)
965 unsigned long flags = 0;
966 struct qla_hw_data *ha = vha->hw;
967 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
971 spin_lock_irqsave(&ha->hardware_lock, flags);
974 WRT_REG_DWORD(®->ctrl_status, CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
975 for (cnt = 0; cnt < 30000; cnt++) {
976 if ((RD_REG_DWORD(®->ctrl_status) & CSRX_DMA_ACTIVE) == 0)
982 WRT_REG_DWORD(®->ctrl_status,
983 CSRX_ISP_SOFT_RESET|CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
984 pci_read_config_word(ha->pdev, PCI_COMMAND, &wd);
987 /* Wait for firmware to complete NVRAM accesses. */
988 d2 = (uint32_t) RD_REG_WORD(®->mailbox0);
989 for (cnt = 10000 ; cnt && d2; cnt--) {
991 d2 = (uint32_t) RD_REG_WORD(®->mailbox0);
995 /* Wait for soft-reset to complete. */
996 d2 = RD_REG_DWORD(®->ctrl_status);
997 for (cnt = 6000000 ; cnt && (d2 & CSRX_ISP_SOFT_RESET); cnt--) {
999 d2 = RD_REG_DWORD(®->ctrl_status);
1003 WRT_REG_DWORD(®->hccr, HCCRX_SET_RISC_RESET);
1004 RD_REG_DWORD(®->hccr);
1006 WRT_REG_DWORD(®->hccr, HCCRX_REL_RISC_PAUSE);
1007 RD_REG_DWORD(®->hccr);
1009 WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_RESET);
1010 RD_REG_DWORD(®->hccr);
1012 d2 = (uint32_t) RD_REG_WORD(®->mailbox0);
1013 for (cnt = 6000000 ; cnt && d2; cnt--) {
1015 d2 = (uint32_t) RD_REG_WORD(®->mailbox0);
1019 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1021 if (IS_NOPOLLING_TYPE(ha))
1022 ha->isp_ops->enable_intrs(ha);
1026 * qla24xx_reset_chip() - Reset ISP24xx chip.
1029 * Returns 0 on success.
1032 qla24xx_reset_chip(scsi_qla_host_t *vha)
1034 struct qla_hw_data *ha = vha->hw;
1036 if (pci_channel_offline(ha->pdev) &&
1037 ha->flags.pci_channel_io_perm_failure) {
1041 ha->isp_ops->disable_intrs(ha);
1043 /* Perform RISC reset. */
1044 qla24xx_reset_risc(vha);
1048 * qla2x00_chip_diag() - Test chip for proper operation.
1051 * Returns 0 on success.
1054 qla2x00_chip_diag(scsi_qla_host_t *vha)
1057 struct qla_hw_data *ha = vha->hw;
1058 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1059 unsigned long flags = 0;
1063 struct req_que *req = ha->req_q_map[0];
1065 /* Assume a failed state */
1066 rval = QLA_FUNCTION_FAILED;
1068 DEBUG3(printk("scsi(%ld): Testing device at %lx.\n",
1069 vha->host_no, (u_long)®->flash_address));
1071 spin_lock_irqsave(&ha->hardware_lock, flags);
1073 /* Reset ISP chip. */
1074 WRT_REG_WORD(®->ctrl_status, CSR_ISP_SOFT_RESET);
1077 * We need to have a delay here since the card will not respond while
1078 * in reset causing an MCA on some architectures.
1081 data = qla2x00_debounce_register(®->ctrl_status);
1082 for (cnt = 6000000 ; cnt && (data & CSR_ISP_SOFT_RESET); cnt--) {
1084 data = RD_REG_WORD(®->ctrl_status);
1089 goto chip_diag_failed;
1091 DEBUG3(printk("scsi(%ld): Reset register cleared by chip reset\n",
1094 /* Reset RISC processor. */
1095 WRT_REG_WORD(®->hccr, HCCR_RESET_RISC);
1096 WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC);
1098 /* Workaround for QLA2312 PCI parity error */
1099 if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
1100 data = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 0));
1101 for (cnt = 6000000; cnt && (data == MBS_BUSY); cnt--) {
1103 data = RD_MAILBOX_REG(ha, reg, 0);
1110 goto chip_diag_failed;
1112 /* Check product ID of chip */
1113 DEBUG3(printk("scsi(%ld): Checking product ID of chip\n", vha->host_no));
1115 mb[1] = RD_MAILBOX_REG(ha, reg, 1);
1116 mb[2] = RD_MAILBOX_REG(ha, reg, 2);
1117 mb[3] = RD_MAILBOX_REG(ha, reg, 3);
1118 mb[4] = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 4));
1119 if (mb[1] != PROD_ID_1 || (mb[2] != PROD_ID_2 && mb[2] != PROD_ID_2a) ||
1120 mb[3] != PROD_ID_3) {
1121 qla_printk(KERN_WARNING, ha,
1122 "Wrong product ID = 0x%x,0x%x,0x%x\n", mb[1], mb[2], mb[3]);
1124 goto chip_diag_failed;
1126 ha->product_id[0] = mb[1];
1127 ha->product_id[1] = mb[2];
1128 ha->product_id[2] = mb[3];
1129 ha->product_id[3] = mb[4];
1131 /* Adjust fw RISC transfer size */
1132 if (req->length > 1024)
1133 ha->fw_transfer_size = REQUEST_ENTRY_SIZE * 1024;
1135 ha->fw_transfer_size = REQUEST_ENTRY_SIZE *
1138 if (IS_QLA2200(ha) &&
1139 RD_MAILBOX_REG(ha, reg, 7) == QLA2200A_RISC_ROM_VER) {
1140 /* Limit firmware transfer size with a 2200A */
1141 DEBUG3(printk("scsi(%ld): Found QLA2200A chip.\n",
1144 ha->device_type |= DT_ISP2200A;
1145 ha->fw_transfer_size = 128;
1148 /* Wrap Incoming Mailboxes Test. */
1149 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1151 DEBUG3(printk("scsi(%ld): Checking mailboxes.\n", vha->host_no));
1152 rval = qla2x00_mbx_reg_test(vha);
1154 DEBUG(printk("scsi(%ld): Failed mailbox send register test\n",
1156 qla_printk(KERN_WARNING, ha,
1157 "Failed mailbox send register test\n");
1160 /* Flag a successful rval */
1163 spin_lock_irqsave(&ha->hardware_lock, flags);
1167 DEBUG2_3(printk("scsi(%ld): Chip diagnostics **** FAILED "
1168 "****\n", vha->host_no));
1170 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1176 * qla24xx_chip_diag() - Test ISP24xx for proper operation.
1179 * Returns 0 on success.
1182 qla24xx_chip_diag(scsi_qla_host_t *vha)
1185 struct qla_hw_data *ha = vha->hw;
1186 struct req_que *req = ha->req_q_map[0];
1191 ha->fw_transfer_size = REQUEST_ENTRY_SIZE * req->length;
1193 rval = qla2x00_mbx_reg_test(vha);
1195 DEBUG(printk("scsi(%ld): Failed mailbox send register test\n",
1197 qla_printk(KERN_WARNING, ha,
1198 "Failed mailbox send register test\n");
1200 /* Flag a successful rval */
1208 qla2x00_alloc_fw_dump(scsi_qla_host_t *vha)
1211 uint32_t dump_size, fixed_size, mem_size, req_q_size, rsp_q_size,
1212 eft_size, fce_size, mq_size;
1215 struct qla_hw_data *ha = vha->hw;
1216 struct req_que *req = ha->req_q_map[0];
1217 struct rsp_que *rsp = ha->rsp_q_map[0];
1220 qla_printk(KERN_WARNING, ha,
1221 "Firmware dump previously allocated.\n");
1226 fixed_size = mem_size = eft_size = fce_size = mq_size = 0;
1227 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
1228 fixed_size = sizeof(struct qla2100_fw_dump);
1229 } else if (IS_QLA23XX(ha)) {
1230 fixed_size = offsetof(struct qla2300_fw_dump, data_ram);
1231 mem_size = (ha->fw_memory_size - 0x11000 + 1) *
1233 } else if (IS_FWI2_CAPABLE(ha)) {
1235 fixed_size = offsetof(struct qla81xx_fw_dump, ext_mem);
1236 else if (IS_QLA25XX(ha))
1237 fixed_size = offsetof(struct qla25xx_fw_dump, ext_mem);
1239 fixed_size = offsetof(struct qla24xx_fw_dump, ext_mem);
1240 mem_size = (ha->fw_memory_size - 0x100000 + 1) *
1243 mq_size = sizeof(struct qla2xxx_mq_chain);
1244 /* Allocate memory for Fibre Channel Event Buffer. */
1245 if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha))
1248 tc = dma_alloc_coherent(&ha->pdev->dev, FCE_SIZE, &tc_dma,
1251 qla_printk(KERN_WARNING, ha, "Unable to allocate "
1252 "(%d KB) for FCE.\n", FCE_SIZE / 1024);
1256 memset(tc, 0, FCE_SIZE);
1257 rval = qla2x00_enable_fce_trace(vha, tc_dma, FCE_NUM_BUFFERS,
1258 ha->fce_mb, &ha->fce_bufs);
1260 qla_printk(KERN_WARNING, ha, "Unable to initialize "
1261 "FCE (%d).\n", rval);
1262 dma_free_coherent(&ha->pdev->dev, FCE_SIZE, tc,
1264 ha->flags.fce_enabled = 0;
1268 qla_printk(KERN_INFO, ha, "Allocated (%d KB) for FCE...\n",
1271 fce_size = sizeof(struct qla2xxx_fce_chain) + FCE_SIZE;
1272 ha->flags.fce_enabled = 1;
1273 ha->fce_dma = tc_dma;
1276 /* Allocate memory for Extended Trace Buffer. */
1277 tc = dma_alloc_coherent(&ha->pdev->dev, EFT_SIZE, &tc_dma,
1280 qla_printk(KERN_WARNING, ha, "Unable to allocate "
1281 "(%d KB) for EFT.\n", EFT_SIZE / 1024);
1285 memset(tc, 0, EFT_SIZE);
1286 rval = qla2x00_enable_eft_trace(vha, tc_dma, EFT_NUM_BUFFERS);
1288 qla_printk(KERN_WARNING, ha, "Unable to initialize "
1289 "EFT (%d).\n", rval);
1290 dma_free_coherent(&ha->pdev->dev, EFT_SIZE, tc,
1295 qla_printk(KERN_INFO, ha, "Allocated (%d KB) for EFT...\n",
1298 eft_size = EFT_SIZE;
1299 ha->eft_dma = tc_dma;
1303 req_q_size = req->length * sizeof(request_t);
1304 rsp_q_size = rsp->length * sizeof(response_t);
1306 dump_size = offsetof(struct qla2xxx_fw_dump, isp);
1307 dump_size += fixed_size + mem_size + req_q_size + rsp_q_size + eft_size;
1308 ha->chain_offset = dump_size;
1309 dump_size += mq_size + fce_size;
1311 ha->fw_dump = vmalloc(dump_size);
1313 qla_printk(KERN_WARNING, ha, "Unable to allocate (%d KB) for "
1314 "firmware dump!!!\n", dump_size / 1024);
1317 dma_free_coherent(&ha->pdev->dev, eft_size, ha->eft,
1324 qla_printk(KERN_INFO, ha, "Allocated (%d KB) for firmware dump...\n",
1327 ha->fw_dump_len = dump_size;
1328 ha->fw_dump->signature[0] = 'Q';
1329 ha->fw_dump->signature[1] = 'L';
1330 ha->fw_dump->signature[2] = 'G';
1331 ha->fw_dump->signature[3] = 'C';
1332 ha->fw_dump->version = __constant_htonl(1);
1334 ha->fw_dump->fixed_size = htonl(fixed_size);
1335 ha->fw_dump->mem_size = htonl(mem_size);
1336 ha->fw_dump->req_q_size = htonl(req_q_size);
1337 ha->fw_dump->rsp_q_size = htonl(rsp_q_size);
1339 ha->fw_dump->eft_size = htonl(eft_size);
1340 ha->fw_dump->eft_addr_l = htonl(LSD(ha->eft_dma));
1341 ha->fw_dump->eft_addr_h = htonl(MSD(ha->eft_dma));
1343 ha->fw_dump->header_size =
1344 htonl(offsetof(struct qla2xxx_fw_dump, isp));
1348 qla81xx_mpi_sync(scsi_qla_host_t *vha)
1350 #define MPS_MASK 0xe0
1354 struct qla_hw_data *ha = vha->hw;
1356 if (!IS_QLA81XX(vha->hw))
1359 rval = qla2x00_write_ram_word(vha, 0x7c00, 1);
1360 if (rval != QLA_SUCCESS) {
1361 DEBUG2(qla_printk(KERN_WARNING, ha,
1362 "Sync-MPI: Unable to acquire semaphore.\n"));
1366 pci_read_config_word(vha->hw->pdev, 0x54, &dc);
1367 rval = qla2x00_read_ram_word(vha, 0x7a15, &dw);
1368 if (rval != QLA_SUCCESS) {
1369 DEBUG2(qla_printk(KERN_WARNING, ha,
1370 "Sync-MPI: Unable to read sync.\n"));
1375 if (dc == (dw & MPS_MASK))
1380 rval = qla2x00_write_ram_word(vha, 0x7a15, dw);
1381 if (rval != QLA_SUCCESS) {
1382 DEBUG2(qla_printk(KERN_WARNING, ha,
1383 "Sync-MPI: Unable to gain sync.\n"));
1387 rval = qla2x00_write_ram_word(vha, 0x7c00, 0);
1388 if (rval != QLA_SUCCESS) {
1389 DEBUG2(qla_printk(KERN_WARNING, ha,
1390 "Sync-MPI: Unable to release semaphore.\n"));
1398 * qla2x00_setup_chip() - Load and start RISC firmware.
1401 * Returns 0 on success.
1404 qla2x00_setup_chip(scsi_qla_host_t *vha)
1407 uint32_t srisc_address = 0;
1408 struct qla_hw_data *ha = vha->hw;
1409 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1410 unsigned long flags;
1411 uint16_t fw_major_version;
1413 if (IS_QLA82XX(ha)) {
1414 rval = ha->isp_ops->load_risc(vha, &srisc_address);
1415 if (rval == QLA_SUCCESS) {
1416 qla2x00_stop_firmware(vha);
1417 goto enable_82xx_npiv;
1422 if (!IS_FWI2_CAPABLE(ha) && !IS_QLA2100(ha) && !IS_QLA2200(ha)) {
1423 /* Disable SRAM, Instruction RAM and GP RAM parity. */
1424 spin_lock_irqsave(&ha->hardware_lock, flags);
1425 WRT_REG_WORD(®->hccr, (HCCR_ENABLE_PARITY + 0x0));
1426 RD_REG_WORD(®->hccr);
1427 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1430 qla81xx_mpi_sync(vha);
1432 /* Load firmware sequences */
1433 rval = ha->isp_ops->load_risc(vha, &srisc_address);
1434 if (rval == QLA_SUCCESS) {
1435 DEBUG(printk("scsi(%ld): Verifying Checksum of loaded RISC "
1436 "code.\n", vha->host_no));
1438 rval = qla2x00_verify_checksum(vha, srisc_address);
1439 if (rval == QLA_SUCCESS) {
1440 /* Start firmware execution. */
1441 DEBUG(printk("scsi(%ld): Checksum OK, start "
1442 "firmware.\n", vha->host_no));
1444 rval = qla2x00_execute_fw(vha, srisc_address);
1445 /* Retrieve firmware information. */
1446 if (rval == QLA_SUCCESS) {
1448 fw_major_version = ha->fw_major_version;
1449 rval = qla2x00_get_fw_version(vha,
1450 &ha->fw_major_version,
1451 &ha->fw_minor_version,
1452 &ha->fw_subminor_version,
1453 &ha->fw_attributes, &ha->fw_memory_size,
1454 ha->mpi_version, &ha->mpi_capabilities,
1456 if (rval != QLA_SUCCESS)
1458 ha->flags.npiv_supported = 0;
1459 if (IS_QLA2XXX_MIDTYPE(ha) &&
1460 (ha->fw_attributes & BIT_2)) {
1461 ha->flags.npiv_supported = 1;
1462 if ((!ha->max_npiv_vports) ||
1463 ((ha->max_npiv_vports + 1) %
1464 MIN_MULTI_ID_FABRIC))
1465 ha->max_npiv_vports =
1466 MIN_MULTI_ID_FABRIC - 1;
1468 qla2x00_get_resource_cnts(vha, NULL,
1469 &ha->fw_xcb_count, NULL, NULL,
1470 &ha->max_npiv_vports, NULL);
1472 if (!fw_major_version && ql2xallocfwdump) {
1473 if (!IS_QLA82XX(ha))
1474 qla2x00_alloc_fw_dump(vha);
1478 DEBUG2(printk(KERN_INFO
1479 "scsi(%ld): ISP Firmware failed checksum.\n",
1484 if (!IS_FWI2_CAPABLE(ha) && !IS_QLA2100(ha) && !IS_QLA2200(ha)) {
1485 /* Enable proper parity. */
1486 spin_lock_irqsave(&ha->hardware_lock, flags);
1489 WRT_REG_WORD(®->hccr, HCCR_ENABLE_PARITY + 0x1);
1491 /* SRAM, Instruction RAM and GP RAM parity */
1492 WRT_REG_WORD(®->hccr, HCCR_ENABLE_PARITY + 0x7);
1493 RD_REG_WORD(®->hccr);
1494 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1497 if (rval == QLA_SUCCESS && IS_FAC_REQUIRED(ha)) {
1500 rval = qla81xx_fac_get_sector_size(vha, &size);
1501 if (rval == QLA_SUCCESS) {
1502 ha->flags.fac_supported = 1;
1503 ha->fdt_block_size = size << 2;
1505 qla_printk(KERN_ERR, ha,
1506 "Unsupported FAC firmware (%d.%02d.%02d).\n",
1507 ha->fw_major_version, ha->fw_minor_version,
1508 ha->fw_subminor_version);
1513 DEBUG2_3(printk("scsi(%ld): Setup chip **** FAILED ****.\n",
1521 * qla2x00_init_response_q_entries() - Initializes response queue entries.
1524 * Beginning of request ring has initialization control block already built
1525 * by nvram config routine.
1527 * Returns 0 on success.
1530 qla2x00_init_response_q_entries(struct rsp_que *rsp)
1535 rsp->ring_ptr = rsp->ring;
1536 rsp->ring_index = 0;
1537 rsp->status_srb = NULL;
1538 pkt = rsp->ring_ptr;
1539 for (cnt = 0; cnt < rsp->length; cnt++) {
1540 pkt->signature = RESPONSE_PROCESSED;
1546 * qla2x00_update_fw_options() - Read and process firmware options.
1549 * Returns 0 on success.
1552 qla2x00_update_fw_options(scsi_qla_host_t *vha)
1554 uint16_t swing, emphasis, tx_sens, rx_sens;
1555 struct qla_hw_data *ha = vha->hw;
1557 memset(ha->fw_options, 0, sizeof(ha->fw_options));
1558 qla2x00_get_fw_options(vha, ha->fw_options);
1560 if (IS_QLA2100(ha) || IS_QLA2200(ha))
1563 /* Serial Link options. */
1564 DEBUG3(printk("scsi(%ld): Serial link options:\n",
1566 DEBUG3(qla2x00_dump_buffer((uint8_t *)&ha->fw_seriallink_options,
1567 sizeof(ha->fw_seriallink_options)));
1569 ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING;
1570 if (ha->fw_seriallink_options[3] & BIT_2) {
1571 ha->fw_options[1] |= FO1_SET_EMPHASIS_SWING;
1574 swing = ha->fw_seriallink_options[2] & (BIT_2 | BIT_1 | BIT_0);
1575 emphasis = (ha->fw_seriallink_options[2] &
1576 (BIT_4 | BIT_3)) >> 3;
1577 tx_sens = ha->fw_seriallink_options[0] &
1578 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
1579 rx_sens = (ha->fw_seriallink_options[0] &
1580 (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4;
1581 ha->fw_options[10] = (emphasis << 14) | (swing << 8);
1582 if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
1585 ha->fw_options[10] |= (tx_sens << 4) | rx_sens;
1586 } else if (IS_QLA2322(ha) || IS_QLA6322(ha))
1587 ha->fw_options[10] |= BIT_5 |
1588 ((rx_sens & (BIT_1 | BIT_0)) << 2) |
1589 (tx_sens & (BIT_1 | BIT_0));
1592 swing = (ha->fw_seriallink_options[2] &
1593 (BIT_7 | BIT_6 | BIT_5)) >> 5;
1594 emphasis = ha->fw_seriallink_options[3] & (BIT_1 | BIT_0);
1595 tx_sens = ha->fw_seriallink_options[1] &
1596 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
1597 rx_sens = (ha->fw_seriallink_options[1] &
1598 (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4;
1599 ha->fw_options[11] = (emphasis << 14) | (swing << 8);
1600 if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
1603 ha->fw_options[11] |= (tx_sens << 4) | rx_sens;
1604 } else if (IS_QLA2322(ha) || IS_QLA6322(ha))
1605 ha->fw_options[11] |= BIT_5 |
1606 ((rx_sens & (BIT_1 | BIT_0)) << 2) |
1607 (tx_sens & (BIT_1 | BIT_0));
1611 /* Return command IOCBs without waiting for an ABTS to complete. */
1612 ha->fw_options[3] |= BIT_13;
1615 if (ha->flags.enable_led_scheme)
1616 ha->fw_options[2] |= BIT_12;
1618 /* Detect ISP6312. */
1620 ha->fw_options[2] |= BIT_13;
1622 /* Update firmware options. */
1623 qla2x00_set_fw_options(vha, ha->fw_options);
1627 qla24xx_update_fw_options(scsi_qla_host_t *vha)
1630 struct qla_hw_data *ha = vha->hw;
1635 /* Update Serial Link options. */
1636 if ((le16_to_cpu(ha->fw_seriallink_options24[0]) & BIT_0) == 0)
1639 rval = qla2x00_set_serdes_params(vha,
1640 le16_to_cpu(ha->fw_seriallink_options24[1]),
1641 le16_to_cpu(ha->fw_seriallink_options24[2]),
1642 le16_to_cpu(ha->fw_seriallink_options24[3]));
1643 if (rval != QLA_SUCCESS) {
1644 qla_printk(KERN_WARNING, ha,
1645 "Unable to update Serial Link options (%x).\n", rval);
1650 qla2x00_config_rings(struct scsi_qla_host *vha)
1652 struct qla_hw_data *ha = vha->hw;
1653 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1654 struct req_que *req = ha->req_q_map[0];
1655 struct rsp_que *rsp = ha->rsp_q_map[0];
1657 /* Setup ring parameters in initialization control block. */
1658 ha->init_cb->request_q_outpointer = __constant_cpu_to_le16(0);
1659 ha->init_cb->response_q_inpointer = __constant_cpu_to_le16(0);
1660 ha->init_cb->request_q_length = cpu_to_le16(req->length);
1661 ha->init_cb->response_q_length = cpu_to_le16(rsp->length);
1662 ha->init_cb->request_q_address[0] = cpu_to_le32(LSD(req->dma));
1663 ha->init_cb->request_q_address[1] = cpu_to_le32(MSD(req->dma));
1664 ha->init_cb->response_q_address[0] = cpu_to_le32(LSD(rsp->dma));
1665 ha->init_cb->response_q_address[1] = cpu_to_le32(MSD(rsp->dma));
1667 WRT_REG_WORD(ISP_REQ_Q_IN(ha, reg), 0);
1668 WRT_REG_WORD(ISP_REQ_Q_OUT(ha, reg), 0);
1669 WRT_REG_WORD(ISP_RSP_Q_IN(ha, reg), 0);
1670 WRT_REG_WORD(ISP_RSP_Q_OUT(ha, reg), 0);
1671 RD_REG_WORD(ISP_RSP_Q_OUT(ha, reg)); /* PCI Posting. */
1675 qla24xx_config_rings(struct scsi_qla_host *vha)
1677 struct qla_hw_data *ha = vha->hw;
1678 device_reg_t __iomem *reg = ISP_QUE_REG(ha, 0);
1679 struct device_reg_2xxx __iomem *ioreg = &ha->iobase->isp;
1680 struct qla_msix_entry *msix;
1681 struct init_cb_24xx *icb;
1683 struct req_que *req = ha->req_q_map[0];
1684 struct rsp_que *rsp = ha->rsp_q_map[0];
1686 /* Setup ring parameters in initialization control block. */
1687 icb = (struct init_cb_24xx *)ha->init_cb;
1688 icb->request_q_outpointer = __constant_cpu_to_le16(0);
1689 icb->response_q_inpointer = __constant_cpu_to_le16(0);
1690 icb->request_q_length = cpu_to_le16(req->length);
1691 icb->response_q_length = cpu_to_le16(rsp->length);
1692 icb->request_q_address[0] = cpu_to_le32(LSD(req->dma));
1693 icb->request_q_address[1] = cpu_to_le32(MSD(req->dma));
1694 icb->response_q_address[0] = cpu_to_le32(LSD(rsp->dma));
1695 icb->response_q_address[1] = cpu_to_le32(MSD(rsp->dma));
1698 icb->qos = __constant_cpu_to_le16(QLA_DEFAULT_QUE_QOS);
1699 icb->rid = __constant_cpu_to_le16(rid);
1700 if (ha->flags.msix_enabled) {
1701 msix = &ha->msix_entries[1];
1702 DEBUG2_17(printk(KERN_INFO
1703 "Registering vector 0x%x for base que\n", msix->entry));
1704 icb->msix = cpu_to_le16(msix->entry);
1706 /* Use alternate PCI bus number */
1708 icb->firmware_options_2 |=
1709 __constant_cpu_to_le32(BIT_19);
1710 /* Use alternate PCI devfn */
1712 icb->firmware_options_2 |=
1713 __constant_cpu_to_le32(BIT_18);
1715 /* Use Disable MSIX Handshake mode for capable adapters */
1716 if (IS_MSIX_NACK_CAPABLE(ha)) {
1717 icb->firmware_options_2 &=
1718 __constant_cpu_to_le32(~BIT_22);
1719 ha->flags.disable_msix_handshake = 1;
1720 qla_printk(KERN_INFO, ha,
1721 "MSIX Handshake Disable Mode turned on\n");
1723 icb->firmware_options_2 |=
1724 __constant_cpu_to_le32(BIT_22);
1726 icb->firmware_options_2 |= __constant_cpu_to_le32(BIT_23);
1728 WRT_REG_DWORD(®->isp25mq.req_q_in, 0);
1729 WRT_REG_DWORD(®->isp25mq.req_q_out, 0);
1730 WRT_REG_DWORD(®->isp25mq.rsp_q_in, 0);
1731 WRT_REG_DWORD(®->isp25mq.rsp_q_out, 0);
1733 WRT_REG_DWORD(®->isp24.req_q_in, 0);
1734 WRT_REG_DWORD(®->isp24.req_q_out, 0);
1735 WRT_REG_DWORD(®->isp24.rsp_q_in, 0);
1736 WRT_REG_DWORD(®->isp24.rsp_q_out, 0);
1739 RD_REG_DWORD(&ioreg->hccr);
1743 * qla2x00_init_rings() - Initializes firmware.
1746 * Beginning of request ring has initialization control block already built
1747 * by nvram config routine.
1749 * Returns 0 on success.
1752 qla2x00_init_rings(scsi_qla_host_t *vha)
1755 unsigned long flags = 0;
1757 struct qla_hw_data *ha = vha->hw;
1758 struct req_que *req;
1759 struct rsp_que *rsp;
1760 struct scsi_qla_host *vp;
1761 struct mid_init_cb_24xx *mid_init_cb =
1762 (struct mid_init_cb_24xx *) ha->init_cb;
1764 spin_lock_irqsave(&ha->hardware_lock, flags);
1766 /* Clear outstanding commands array. */
1767 for (que = 0; que < ha->max_req_queues; que++) {
1768 req = ha->req_q_map[que];
1771 for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++)
1772 req->outstanding_cmds[cnt] = NULL;
1774 req->current_outstanding_cmd = 1;
1776 /* Initialize firmware. */
1777 req->ring_ptr = req->ring;
1778 req->ring_index = 0;
1779 req->cnt = req->length;
1782 for (que = 0; que < ha->max_rsp_queues; que++) {
1783 rsp = ha->rsp_q_map[que];
1786 /* Initialize response queue entries */
1787 qla2x00_init_response_q_entries(rsp);
1790 spin_lock_irqsave(&ha->vport_slock, flags);
1791 /* Clear RSCN queue. */
1792 list_for_each_entry(vp, &ha->vp_list, list) {
1793 vp->rscn_in_ptr = 0;
1794 vp->rscn_out_ptr = 0;
1797 spin_unlock_irqrestore(&ha->vport_slock, flags);
1799 ha->isp_ops->config_rings(vha);
1801 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1803 /* Update any ISP specific firmware options before initialization. */
1804 ha->isp_ops->update_fw_options(vha);
1806 DEBUG(printk("scsi(%ld): Issue init firmware.\n", vha->host_no));
1808 if (ha->flags.npiv_supported) {
1809 if (ha->operating_mode == LOOP)
1810 ha->max_npiv_vports = MIN_MULTI_ID_FABRIC - 1;
1811 mid_init_cb->count = cpu_to_le16(ha->max_npiv_vports);
1814 if (IS_FWI2_CAPABLE(ha)) {
1815 mid_init_cb->options = __constant_cpu_to_le16(BIT_1);
1816 mid_init_cb->init_cb.execution_throttle =
1817 cpu_to_le16(ha->fw_xcb_count);
1820 rval = qla2x00_init_firmware(vha, ha->init_cb_size);
1822 DEBUG2_3(printk("scsi(%ld): Init firmware **** FAILED ****.\n",
1825 DEBUG3(printk("scsi(%ld): Init firmware -- success.\n",
1833 * qla2x00_fw_ready() - Waits for firmware ready.
1836 * Returns 0 on success.
1839 qla2x00_fw_ready(scsi_qla_host_t *vha)
1842 unsigned long wtime, mtime, cs84xx_time;
1843 uint16_t min_wait; /* Minimum wait time if loop is down */
1844 uint16_t wait_time; /* Wait time if loop is coming ready */
1846 struct qla_hw_data *ha = vha->hw;
1850 /* 20 seconds for loop down. */
1854 * Firmware should take at most one RATOV to login, plus 5 seconds for
1855 * our own processing.
1857 if ((wait_time = (ha->retry_count*ha->login_timeout) + 5) < min_wait) {
1858 wait_time = min_wait;
1861 /* Min wait time if loop down */
1862 mtime = jiffies + (min_wait * HZ);
1864 /* wait time before firmware ready */
1865 wtime = jiffies + (wait_time * HZ);
1867 /* Wait for ISP to finish LIP */
1868 if (!vha->flags.init_done)
1869 qla_printk(KERN_INFO, ha, "Waiting for LIP to complete...\n");
1871 DEBUG3(printk("scsi(%ld): Waiting for LIP to complete...\n",
1875 rval = qla2x00_get_firmware_state(vha, state);
1876 if (rval == QLA_SUCCESS) {
1877 if (state[0] < FSTATE_LOSS_OF_SYNC) {
1878 vha->device_flags &= ~DFLG_NO_CABLE;
1880 if (IS_QLA84XX(ha) && state[0] != FSTATE_READY) {
1881 DEBUG16(printk("scsi(%ld): fw_state=%x "
1882 "84xx=%x.\n", vha->host_no, state[0],
1884 if ((state[2] & FSTATE_LOGGED_IN) &&
1885 (state[2] & FSTATE_WAITING_FOR_VERIFY)) {
1886 DEBUG16(printk("scsi(%ld): Sending "
1887 "verify iocb.\n", vha->host_no));
1889 cs84xx_time = jiffies;
1890 rval = qla84xx_init_chip(vha);
1891 if (rval != QLA_SUCCESS)
1894 /* Add time taken to initialize. */
1895 cs84xx_time = jiffies - cs84xx_time;
1896 wtime += cs84xx_time;
1897 mtime += cs84xx_time;
1898 DEBUG16(printk("scsi(%ld): Increasing "
1899 "wait time by %ld. New time %ld\n",
1900 vha->host_no, cs84xx_time, wtime));
1902 } else if (state[0] == FSTATE_READY) {
1903 DEBUG(printk("scsi(%ld): F/W Ready - OK \n",
1906 qla2x00_get_retry_cnt(vha, &ha->retry_count,
1907 &ha->login_timeout, &ha->r_a_tov);
1913 rval = QLA_FUNCTION_FAILED;
1915 if (atomic_read(&vha->loop_down_timer) &&
1916 state[0] != FSTATE_READY) {
1917 /* Loop down. Timeout on min_wait for states
1918 * other than Wait for Login.
1920 if (time_after_eq(jiffies, mtime)) {
1921 qla_printk(KERN_INFO, ha,
1922 "Cable is unplugged...\n");
1924 vha->device_flags |= DFLG_NO_CABLE;
1929 /* Mailbox cmd failed. Timeout on min_wait. */
1930 if (time_after_eq(jiffies, mtime) ||
1931 (IS_QLA82XX(ha) && ha->flags.fw_hung))
1935 if (time_after_eq(jiffies, wtime))
1938 /* Delay for a while */
1941 DEBUG3(printk("scsi(%ld): fw_state=%x curr time=%lx.\n",
1942 vha->host_no, state[0], jiffies));
1945 DEBUG(printk("scsi(%ld): fw_state=%x (%x, %x, %x, %x) curr time=%lx.\n",
1946 vha->host_no, state[0], state[1], state[2], state[3], state[4],
1950 DEBUG2_3(printk("scsi(%ld): Firmware ready **** FAILED ****.\n",
1958 * qla2x00_configure_hba
1959 * Setup adapter context.
1962 * ha = adapter state pointer.
1971 qla2x00_configure_hba(scsi_qla_host_t *vha)
1980 char connect_type[22];
1981 struct qla_hw_data *ha = vha->hw;
1983 /* Get host addresses. */
1984 rval = qla2x00_get_adapter_id(vha,
1985 &loop_id, &al_pa, &area, &domain, &topo, &sw_cap);
1986 if (rval != QLA_SUCCESS) {
1987 if (LOOP_TRANSITION(vha) || atomic_read(&ha->loop_down_timer) ||
1988 (rval == QLA_COMMAND_ERROR && loop_id == 0x7)) {
1989 DEBUG2(printk("%s(%ld) Loop is in a transition state\n",
1990 __func__, vha->host_no));
1992 qla_printk(KERN_WARNING, ha,
1993 "ERROR -- Unable to get host loop ID.\n");
1994 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2000 qla_printk(KERN_INFO, ha,
2001 "Cannot get topology - retrying.\n");
2002 return (QLA_FUNCTION_FAILED);
2005 vha->loop_id = loop_id;
2008 ha->min_external_loopid = SNS_FIRST_LOOP_ID;
2009 ha->operating_mode = LOOP;
2014 DEBUG3(printk("scsi(%ld): HBA in NL topology.\n",
2016 ha->current_topology = ISP_CFG_NL;
2017 strcpy(connect_type, "(Loop)");
2021 DEBUG3(printk("scsi(%ld): HBA in FL topology.\n",
2023 ha->switch_cap = sw_cap;
2024 ha->current_topology = ISP_CFG_FL;
2025 strcpy(connect_type, "(FL_Port)");
2029 DEBUG3(printk("scsi(%ld): HBA in N P2P topology.\n",
2031 ha->operating_mode = P2P;
2032 ha->current_topology = ISP_CFG_N;
2033 strcpy(connect_type, "(N_Port-to-N_Port)");
2037 DEBUG3(printk("scsi(%ld): HBA in F P2P topology.\n",
2039 ha->switch_cap = sw_cap;
2040 ha->operating_mode = P2P;
2041 ha->current_topology = ISP_CFG_F;
2042 strcpy(connect_type, "(F_Port)");
2046 DEBUG3(printk("scsi(%ld): HBA in unknown topology %x. "
2048 vha->host_no, topo));
2049 ha->current_topology = ISP_CFG_NL;
2050 strcpy(connect_type, "(Loop)");
2054 /* Save Host port and loop ID. */
2055 /* byte order - Big Endian */
2056 vha->d_id.b.domain = domain;
2057 vha->d_id.b.area = area;
2058 vha->d_id.b.al_pa = al_pa;
2060 if (!vha->flags.init_done)
2061 qla_printk(KERN_INFO, ha,
2062 "Topology - %s, Host Loop address 0x%x\n",
2063 connect_type, vha->loop_id);
2066 DEBUG2_3(printk("scsi(%ld): FAILED.\n", vha->host_no));
2068 DEBUG3(printk("scsi(%ld): exiting normally.\n", vha->host_no));
2075 qla2x00_set_model_info(scsi_qla_host_t *vha, uint8_t *model, size_t len,
2080 struct qla_hw_data *ha = vha->hw;
2081 int use_tbl = !IS_QLA24XX_TYPE(ha) && !IS_QLA25XX(ha) &&
2082 !IS_QLA8XXX_TYPE(ha);
2084 if (memcmp(model, BINZERO, len) != 0) {
2085 strncpy(ha->model_number, model, len);
2086 st = en = ha->model_number;
2089 if (*en != 0x20 && *en != 0x00)
2094 index = (ha->pdev->subsystem_device & 0xff);
2096 ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
2097 index < QLA_MODEL_NAMES)
2098 strncpy(ha->model_desc,
2099 qla2x00_model_name[index * 2 + 1],
2100 sizeof(ha->model_desc) - 1);
2102 index = (ha->pdev->subsystem_device & 0xff);
2104 ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
2105 index < QLA_MODEL_NAMES) {
2106 strcpy(ha->model_number,
2107 qla2x00_model_name[index * 2]);
2108 strncpy(ha->model_desc,
2109 qla2x00_model_name[index * 2 + 1],
2110 sizeof(ha->model_desc) - 1);
2112 strcpy(ha->model_number, def);
2115 if (IS_FWI2_CAPABLE(ha))
2116 qla2xxx_get_vpd_field(vha, "\x82", ha->model_desc,
2117 sizeof(ha->model_desc));
2120 /* On sparc systems, obtain port and node WWN from firmware
2123 static void qla2xxx_nvram_wwn_from_ofw(scsi_qla_host_t *vha, nvram_t *nv)
2126 struct qla_hw_data *ha = vha->hw;
2127 struct pci_dev *pdev = ha->pdev;
2128 struct device_node *dp = pci_device_to_OF_node(pdev);
2132 val = of_get_property(dp, "port-wwn", &len);
2133 if (val && len >= WWN_SIZE)
2134 memcpy(nv->port_name, val, WWN_SIZE);
2136 val = of_get_property(dp, "node-wwn", &len);
2137 if (val && len >= WWN_SIZE)
2138 memcpy(nv->node_name, val, WWN_SIZE);
2143 * NVRAM configuration for ISP 2xxx
2146 * ha = adapter block pointer.
2149 * initialization control block in response_ring
2150 * host adapters parameters in host adapter block
2156 qla2x00_nvram_config(scsi_qla_host_t *vha)
2161 uint8_t *dptr1, *dptr2;
2162 struct qla_hw_data *ha = vha->hw;
2163 init_cb_t *icb = ha->init_cb;
2164 nvram_t *nv = ha->nvram;
2165 uint8_t *ptr = ha->nvram;
2166 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
2170 /* Determine NVRAM starting address. */
2171 ha->nvram_size = sizeof(nvram_t);
2173 if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha))
2174 if ((RD_REG_WORD(®->ctrl_status) >> 14) == 1)
2175 ha->nvram_base = 0x80;
2177 /* Get NVRAM data and calculate checksum. */
2178 ha->isp_ops->read_nvram(vha, ptr, ha->nvram_base, ha->nvram_size);
2179 for (cnt = 0, chksum = 0; cnt < ha->nvram_size; cnt++)
2182 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", vha->host_no));
2183 DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size));
2185 /* Bad NVRAM data, set defaults parameters. */
2186 if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' ||
2187 nv->id[2] != 'P' || nv->id[3] != ' ' || nv->nvram_version < 1) {
2188 /* Reset NVRAM data. */
2189 qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: "
2190 "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0],
2192 qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet "
2193 "invalid -- WWPN) defaults.\n");
2196 * Set default initialization control block.
2198 memset(nv, 0, ha->nvram_size);
2199 nv->parameter_block_version = ICB_VERSION;
2201 if (IS_QLA23XX(ha)) {
2202 nv->firmware_options[0] = BIT_2 | BIT_1;
2203 nv->firmware_options[1] = BIT_7 | BIT_5;
2204 nv->add_firmware_options[0] = BIT_5;
2205 nv->add_firmware_options[1] = BIT_5 | BIT_4;
2206 nv->frame_payload_size = __constant_cpu_to_le16(2048);
2207 nv->special_options[1] = BIT_7;
2208 } else if (IS_QLA2200(ha)) {
2209 nv->firmware_options[0] = BIT_2 | BIT_1;
2210 nv->firmware_options[1] = BIT_7 | BIT_5;
2211 nv->add_firmware_options[0] = BIT_5;
2212 nv->add_firmware_options[1] = BIT_5 | BIT_4;
2213 nv->frame_payload_size = __constant_cpu_to_le16(1024);
2214 } else if (IS_QLA2100(ha)) {
2215 nv->firmware_options[0] = BIT_3 | BIT_1;
2216 nv->firmware_options[1] = BIT_5;
2217 nv->frame_payload_size = __constant_cpu_to_le16(1024);
2220 nv->max_iocb_allocation = __constant_cpu_to_le16(256);
2221 nv->execution_throttle = __constant_cpu_to_le16(16);
2222 nv->retry_count = 8;
2223 nv->retry_delay = 1;
2225 nv->port_name[0] = 33;
2226 nv->port_name[3] = 224;
2227 nv->port_name[4] = 139;
2229 qla2xxx_nvram_wwn_from_ofw(vha, nv);
2231 nv->login_timeout = 4;
2234 * Set default host adapter parameters
2236 nv->host_p[1] = BIT_2;
2237 nv->reset_delay = 5;
2238 nv->port_down_retry_count = 8;
2239 nv->max_luns_per_target = __constant_cpu_to_le16(8);
2240 nv->link_down_timeout = 60;
2245 #if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2)
2247 * The SN2 does not provide BIOS emulation which means you can't change
2248 * potentially bogus BIOS settings. Force the use of default settings
2249 * for link rate and frame size. Hope that the rest of the settings
2252 if (ia64_platform_is("sn2")) {
2253 nv->frame_payload_size = __constant_cpu_to_le16(2048);
2255 nv->special_options[1] = BIT_7;
2259 /* Reset Initialization control block */
2260 memset(icb, 0, ha->init_cb_size);
2263 * Setup driver NVRAM options.
2265 nv->firmware_options[0] |= (BIT_6 | BIT_1);
2266 nv->firmware_options[0] &= ~(BIT_5 | BIT_4);
2267 nv->firmware_options[1] |= (BIT_5 | BIT_0);
2268 nv->firmware_options[1] &= ~BIT_4;
2270 if (IS_QLA23XX(ha)) {
2271 nv->firmware_options[0] |= BIT_2;
2272 nv->firmware_options[0] &= ~BIT_3;
2273 nv->firmware_options[0] &= ~BIT_6;
2274 nv->add_firmware_options[1] |= BIT_5 | BIT_4;
2276 if (IS_QLA2300(ha)) {
2277 if (ha->fb_rev == FPM_2310) {
2278 strcpy(ha->model_number, "QLA2310");
2280 strcpy(ha->model_number, "QLA2300");
2283 qla2x00_set_model_info(vha, nv->model_number,
2284 sizeof(nv->model_number), "QLA23xx");
2286 } else if (IS_QLA2200(ha)) {
2287 nv->firmware_options[0] |= BIT_2;
2289 * 'Point-to-point preferred, else loop' is not a safe
2290 * connection mode setting.
2292 if ((nv->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) ==
2294 /* Force 'loop preferred, else point-to-point'. */
2295 nv->add_firmware_options[0] &= ~(BIT_6 | BIT_5 | BIT_4);
2296 nv->add_firmware_options[0] |= BIT_5;
2298 strcpy(ha->model_number, "QLA22xx");
2299 } else /*if (IS_QLA2100(ha))*/ {
2300 strcpy(ha->model_number, "QLA2100");
2304 * Copy over NVRAM RISC parameter block to initialization control block.
2306 dptr1 = (uint8_t *)icb;
2307 dptr2 = (uint8_t *)&nv->parameter_block_version;
2308 cnt = (uint8_t *)&icb->request_q_outpointer - (uint8_t *)&icb->version;
2310 *dptr1++ = *dptr2++;
2312 /* Copy 2nd half. */
2313 dptr1 = (uint8_t *)icb->add_firmware_options;
2314 cnt = (uint8_t *)icb->reserved_3 - (uint8_t *)icb->add_firmware_options;
2316 *dptr1++ = *dptr2++;
2318 /* Use alternate WWN? */
2319 if (nv->host_p[1] & BIT_7) {
2320 memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE);
2321 memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE);
2324 /* Prepare nodename */
2325 if ((icb->firmware_options[1] & BIT_6) == 0) {
2327 * Firmware will apply the following mask if the nodename was
2330 memcpy(icb->node_name, icb->port_name, WWN_SIZE);
2331 icb->node_name[0] &= 0xF0;
2335 * Set host adapter parameters.
2337 if (nv->host_p[0] & BIT_7)
2338 ql2xextended_error_logging = 1;
2339 ha->flags.disable_risc_code_load = ((nv->host_p[0] & BIT_4) ? 1 : 0);
2340 /* Always load RISC code on non ISP2[12]00 chips. */
2341 if (!IS_QLA2100(ha) && !IS_QLA2200(ha))
2342 ha->flags.disable_risc_code_load = 0;
2343 ha->flags.enable_lip_reset = ((nv->host_p[1] & BIT_1) ? 1 : 0);
2344 ha->flags.enable_lip_full_login = ((nv->host_p[1] & BIT_2) ? 1 : 0);
2345 ha->flags.enable_target_reset = ((nv->host_p[1] & BIT_3) ? 1 : 0);
2346 ha->flags.enable_led_scheme = (nv->special_options[1] & BIT_4) ? 1 : 0;
2347 ha->flags.disable_serdes = 0;
2349 ha->operating_mode =
2350 (icb->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) >> 4;
2352 memcpy(ha->fw_seriallink_options, nv->seriallink_options,
2353 sizeof(ha->fw_seriallink_options));
2355 /* save HBA serial number */
2356 ha->serial0 = icb->port_name[5];
2357 ha->serial1 = icb->port_name[6];
2358 ha->serial2 = icb->port_name[7];
2359 memcpy(vha->node_name, icb->node_name, WWN_SIZE);
2360 memcpy(vha->port_name, icb->port_name, WWN_SIZE);
2362 icb->execution_throttle = __constant_cpu_to_le16(0xFFFF);
2364 ha->retry_count = nv->retry_count;
2366 /* Set minimum login_timeout to 4 seconds. */
2367 if (nv->login_timeout != ql2xlogintimeout)
2368 nv->login_timeout = ql2xlogintimeout;
2369 if (nv->login_timeout < 4)
2370 nv->login_timeout = 4;
2371 ha->login_timeout = nv->login_timeout;
2372 icb->login_timeout = nv->login_timeout;
2374 /* Set minimum RATOV to 100 tenths of a second. */
2377 ha->loop_reset_delay = nv->reset_delay;
2379 /* Link Down Timeout = 0:
2381 * When Port Down timer expires we will start returning
2382 * I/O's to OS with "DID_NO_CONNECT".
2384 * Link Down Timeout != 0:
2386 * The driver waits for the link to come up after link down
2387 * before returning I/Os to OS with "DID_NO_CONNECT".
2389 if (nv->link_down_timeout == 0) {
2390 ha->loop_down_abort_time =
2391 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
2393 ha->link_down_timeout = nv->link_down_timeout;
2394 ha->loop_down_abort_time =
2395 (LOOP_DOWN_TIME - ha->link_down_timeout);
2399 * Need enough time to try and get the port back.
2401 ha->port_down_retry_count = nv->port_down_retry_count;
2402 if (qlport_down_retry)
2403 ha->port_down_retry_count = qlport_down_retry;
2404 /* Set login_retry_count */
2405 ha->login_retry_count = nv->retry_count;
2406 if (ha->port_down_retry_count == nv->port_down_retry_count &&
2407 ha->port_down_retry_count > 3)
2408 ha->login_retry_count = ha->port_down_retry_count;
2409 else if (ha->port_down_retry_count > (int)ha->login_retry_count)
2410 ha->login_retry_count = ha->port_down_retry_count;
2411 if (ql2xloginretrycount)
2412 ha->login_retry_count = ql2xloginretrycount;
2414 icb->lun_enables = __constant_cpu_to_le16(0);
2415 icb->command_resource_count = 0;
2416 icb->immediate_notify_resource_count = 0;
2417 icb->timeout = __constant_cpu_to_le16(0);
2419 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
2421 icb->firmware_options[0] &= ~BIT_3;
2422 icb->add_firmware_options[0] &=
2423 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0);
2424 icb->add_firmware_options[0] |= BIT_2;
2425 icb->response_accumulation_timer = 3;
2426 icb->interrupt_delay_timer = 5;
2428 vha->flags.process_response_queue = 1;
2431 if (!vha->flags.init_done) {
2432 ha->zio_mode = icb->add_firmware_options[0] &
2433 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
2434 ha->zio_timer = icb->interrupt_delay_timer ?
2435 icb->interrupt_delay_timer: 2;
2437 icb->add_firmware_options[0] &=
2438 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0);
2439 vha->flags.process_response_queue = 0;
2440 if (ha->zio_mode != QLA_ZIO_DISABLED) {
2441 ha->zio_mode = QLA_ZIO_MODE_6;
2443 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer "
2444 "delay (%d us).\n", vha->host_no, ha->zio_mode,
2445 ha->zio_timer * 100));
2446 qla_printk(KERN_INFO, ha,
2447 "ZIO mode %d enabled; timer delay (%d us).\n",
2448 ha->zio_mode, ha->zio_timer * 100);
2450 icb->add_firmware_options[0] |= (uint8_t)ha->zio_mode;
2451 icb->interrupt_delay_timer = (uint8_t)ha->zio_timer;
2452 vha->flags.process_response_queue = 1;
2457 DEBUG2_3(printk(KERN_WARNING
2458 "scsi(%ld): NVRAM configuration failed!\n", vha->host_no));
2464 qla2x00_rport_del(void *data)
2466 fc_port_t *fcport = data;
2467 struct fc_rport *rport;
2469 spin_lock_irq(fcport->vha->host->host_lock);
2470 rport = fcport->drport ? fcport->drport: fcport->rport;
2471 fcport->drport = NULL;
2472 spin_unlock_irq(fcport->vha->host->host_lock);
2474 fc_remote_port_delete(rport);
2478 * qla2x00_alloc_fcport() - Allocate a generic fcport.
2480 * @flags: allocation flags
2482 * Returns a pointer to the allocated fcport, or NULL, if none available.
2485 qla2x00_alloc_fcport(scsi_qla_host_t *vha, gfp_t flags)
2489 fcport = kzalloc(sizeof(fc_port_t), flags);
2493 /* Setup fcport template structure. */
2495 fcport->vp_idx = vha->vp_idx;
2496 fcport->port_type = FCT_UNKNOWN;
2497 fcport->loop_id = FC_NO_LOOP_ID;
2498 atomic_set(&fcport->state, FCS_UNCONFIGURED);
2499 fcport->supported_classes = FC_COS_UNSPECIFIED;
2505 * qla2x00_configure_loop
2506 * Updates Fibre Channel Device Database with what is actually on loop.
2509 * ha = adapter block pointer.
2514 * 2 = database was full and device was not configured.
2517 qla2x00_configure_loop(scsi_qla_host_t *vha)
2520 unsigned long flags, save_flags;
2521 struct qla_hw_data *ha = vha->hw;
2524 /* Get Initiator ID */
2525 if (test_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags)) {
2526 rval = qla2x00_configure_hba(vha);
2527 if (rval != QLA_SUCCESS) {
2528 DEBUG(printk("scsi(%ld): Unable to configure HBA.\n",
2534 save_flags = flags = vha->dpc_flags;
2535 DEBUG(printk("scsi(%ld): Configure loop -- dpc flags =0x%lx\n",
2536 vha->host_no, flags));
2539 * If we have both an RSCN and PORT UPDATE pending then handle them
2540 * both at the same time.
2542 clear_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
2543 clear_bit(RSCN_UPDATE, &vha->dpc_flags);
2545 qla2x00_get_data_rate(vha);
2547 /* Determine what we need to do */
2548 if (ha->current_topology == ISP_CFG_FL &&
2549 (test_bit(LOCAL_LOOP_UPDATE, &flags))) {
2551 vha->flags.rscn_queue_overflow = 1;
2552 set_bit(RSCN_UPDATE, &flags);
2554 } else if (ha->current_topology == ISP_CFG_F &&
2555 (test_bit(LOCAL_LOOP_UPDATE, &flags))) {
2557 vha->flags.rscn_queue_overflow = 1;
2558 set_bit(RSCN_UPDATE, &flags);
2559 clear_bit(LOCAL_LOOP_UPDATE, &flags);
2561 } else if (ha->current_topology == ISP_CFG_N) {
2562 clear_bit(RSCN_UPDATE, &flags);
2564 } else if (!vha->flags.online ||
2565 (test_bit(ABORT_ISP_ACTIVE, &flags))) {
2567 vha->flags.rscn_queue_overflow = 1;
2568 set_bit(RSCN_UPDATE, &flags);
2569 set_bit(LOCAL_LOOP_UPDATE, &flags);
2572 if (test_bit(LOCAL_LOOP_UPDATE, &flags)) {
2573 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
2574 rval = QLA_FUNCTION_FAILED;
2576 rval = qla2x00_configure_local_loop(vha);
2579 if (rval == QLA_SUCCESS && test_bit(RSCN_UPDATE, &flags)) {
2580 if (LOOP_TRANSITION(vha))
2581 rval = QLA_FUNCTION_FAILED;
2583 rval = qla2x00_configure_fabric(vha);
2586 if (rval == QLA_SUCCESS) {
2587 if (atomic_read(&vha->loop_down_timer) ||
2588 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) {
2589 rval = QLA_FUNCTION_FAILED;
2591 atomic_set(&vha->loop_state, LOOP_READY);
2593 DEBUG(printk("scsi(%ld): LOOP READY\n", vha->host_no));
2598 DEBUG2_3(printk("%s(%ld): *** FAILED ***\n",
2599 __func__, vha->host_no));
2601 DEBUG3(printk("%s: exiting normally\n", __func__));
2604 /* Restore state if a resync event occurred during processing */
2605 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) {
2606 if (test_bit(LOCAL_LOOP_UPDATE, &save_flags))
2607 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
2608 if (test_bit(RSCN_UPDATE, &save_flags)) {
2609 set_bit(RSCN_UPDATE, &vha->dpc_flags);
2610 if (!IS_ALOGIO_CAPABLE(ha))
2611 vha->flags.rscn_queue_overflow = 1;
2621 * qla2x00_configure_local_loop
2622 * Updates Fibre Channel Device Database with local loop devices.
2625 * ha = adapter block pointer.
2631 qla2x00_configure_local_loop(scsi_qla_host_t *vha)
2636 fc_port_t *fcport, *new_fcport;
2642 uint8_t domain, area, al_pa;
2643 struct qla_hw_data *ha = vha->hw;
2647 entries = MAX_FIBRE_DEVICES;
2649 DEBUG3(printk("scsi(%ld): Getting FCAL position map\n", vha->host_no));
2650 DEBUG3(qla2x00_get_fcal_position_map(vha, NULL));
2652 /* Get list of logged in devices. */
2653 memset(ha->gid_list, 0, GID_LIST_SIZE);
2654 rval = qla2x00_get_id_list(vha, ha->gid_list, ha->gid_list_dma,
2656 if (rval != QLA_SUCCESS)
2657 goto cleanup_allocation;
2659 DEBUG3(printk("scsi(%ld): Entries in ID list (%d)\n",
2660 vha->host_no, entries));
2661 DEBUG3(qla2x00_dump_buffer((uint8_t *)ha->gid_list,
2662 entries * sizeof(struct gid_list_info)));
2664 /* Allocate temporary fcport for any new fcports discovered. */
2665 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
2666 if (new_fcport == NULL) {
2667 rval = QLA_MEMORY_ALLOC_FAILED;
2668 goto cleanup_allocation;
2670 new_fcport->flags &= ~FCF_FABRIC_DEVICE;
2673 * Mark local devices that were present with FCF_DEVICE_LOST for now.
2675 list_for_each_entry(fcport, &vha->vp_fcports, list) {
2676 if (atomic_read(&fcport->state) == FCS_ONLINE &&
2677 fcport->port_type != FCT_BROADCAST &&
2678 (fcport->flags & FCF_FABRIC_DEVICE) == 0) {
2680 DEBUG(printk("scsi(%ld): Marking port lost, "
2682 vha->host_no, fcport->loop_id));
2684 atomic_set(&fcport->state, FCS_DEVICE_LOST);
2688 /* Add devices to port list. */
2689 id_iter = (char *)ha->gid_list;
2690 for (index = 0; index < entries; index++) {
2691 domain = ((struct gid_list_info *)id_iter)->domain;
2692 area = ((struct gid_list_info *)id_iter)->area;
2693 al_pa = ((struct gid_list_info *)id_iter)->al_pa;
2694 if (IS_QLA2100(ha) || IS_QLA2200(ha))
2695 loop_id = (uint16_t)
2696 ((struct gid_list_info *)id_iter)->loop_id_2100;
2698 loop_id = le16_to_cpu(
2699 ((struct gid_list_info *)id_iter)->loop_id);
2700 id_iter += ha->gid_list_info_size;
2702 /* Bypass reserved domain fields. */
2703 if ((domain & 0xf0) == 0xf0)
2706 /* Bypass if not same domain and area of adapter. */
2707 if (area && domain &&
2708 (area != vha->d_id.b.area || domain != vha->d_id.b.domain))
2711 /* Bypass invalid local loop ID. */
2712 if (loop_id > LAST_LOCAL_LOOP_ID)
2715 /* Fill in member data. */
2716 new_fcport->d_id.b.domain = domain;
2717 new_fcport->d_id.b.area = area;
2718 new_fcport->d_id.b.al_pa = al_pa;
2719 new_fcport->loop_id = loop_id;
2720 new_fcport->vp_idx = vha->vp_idx;
2721 rval2 = qla2x00_get_port_database(vha, new_fcport, 0);
2722 if (rval2 != QLA_SUCCESS) {
2723 DEBUG2(printk("scsi(%ld): Failed to retrieve fcport "
2724 "information -- get_port_database=%x, "
2726 vha->host_no, rval2, new_fcport->loop_id));
2727 DEBUG2(printk("scsi(%ld): Scheduling resync...\n",
2729 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
2733 /* Check for matching device in port list. */
2736 list_for_each_entry(fcport, &vha->vp_fcports, list) {
2737 if (memcmp(new_fcport->port_name, fcport->port_name,
2741 fcport->flags &= ~FCF_FABRIC_DEVICE;
2742 fcport->loop_id = new_fcport->loop_id;
2743 fcport->port_type = new_fcport->port_type;
2744 fcport->d_id.b24 = new_fcport->d_id.b24;
2745 memcpy(fcport->node_name, new_fcport->node_name,
2753 /* New device, add to fcports list. */
2755 new_fcport->vha = vha;
2756 new_fcport->vp_idx = vha->vp_idx;
2758 list_add_tail(&new_fcport->list, &vha->vp_fcports);
2760 /* Allocate a new replacement fcport. */
2761 fcport = new_fcport;
2762 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
2763 if (new_fcport == NULL) {
2764 rval = QLA_MEMORY_ALLOC_FAILED;
2765 goto cleanup_allocation;
2767 new_fcport->flags &= ~FCF_FABRIC_DEVICE;
2770 /* Base iIDMA settings on HBA port speed. */
2771 fcport->fp_speed = ha->link_data_rate;
2773 qla2x00_update_fcport(vha, fcport);
2781 if (rval != QLA_SUCCESS) {
2782 DEBUG2(printk("scsi(%ld): Configure local loop error exit: "
2783 "rval=%x\n", vha->host_no, rval));
2790 qla2x00_iidma_fcport(scsi_qla_host_t *vha, fc_port_t *fcport)
2792 #define LS_UNKNOWN 2
2793 static char *link_speeds[] = { "1", "2", "?", "4", "8", "10" };
2797 struct qla_hw_data *ha = vha->hw;
2799 if (!IS_IIDMA_CAPABLE(ha))
2802 if (fcport->fp_speed == PORT_SPEED_UNKNOWN ||
2803 fcport->fp_speed > ha->link_data_rate)
2806 rval = qla2x00_set_idma_speed(vha, fcport->loop_id, fcport->fp_speed,
2808 if (rval != QLA_SUCCESS) {
2809 DEBUG2(printk("scsi(%ld): Unable to adjust iIDMA "
2810 "%02x%02x%02x%02x%02x%02x%02x%02x -- %04x %x %04x %04x.\n",
2811 vha->host_no, fcport->port_name[0], fcport->port_name[1],
2812 fcport->port_name[2], fcport->port_name[3],
2813 fcport->port_name[4], fcport->port_name[5],
2814 fcport->port_name[6], fcport->port_name[7], rval,
2815 fcport->fp_speed, mb[0], mb[1]));
2817 link_speed = link_speeds[LS_UNKNOWN];
2818 if (fcport->fp_speed < 5)
2819 link_speed = link_speeds[fcport->fp_speed];
2820 else if (fcport->fp_speed == 0x13)
2821 link_speed = link_speeds[5];
2822 DEBUG2(qla_printk(KERN_INFO, ha,
2823 "iIDMA adjusted to %s GB/s on "
2824 "%02x%02x%02x%02x%02x%02x%02x%02x.\n",
2825 link_speed, fcport->port_name[0],
2826 fcport->port_name[1], fcport->port_name[2],
2827 fcport->port_name[3], fcport->port_name[4],
2828 fcport->port_name[5], fcport->port_name[6],
2829 fcport->port_name[7]));
2834 qla2x00_reg_remote_port(scsi_qla_host_t *vha, fc_port_t *fcport)
2836 struct fc_rport_identifiers rport_ids;
2837 struct fc_rport *rport;
2838 struct qla_hw_data *ha = vha->hw;
2840 qla2x00_rport_del(fcport);
2842 rport_ids.node_name = wwn_to_u64(fcport->node_name);
2843 rport_ids.port_name = wwn_to_u64(fcport->port_name);
2844 rport_ids.port_id = fcport->d_id.b.domain << 16 |
2845 fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
2846 rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
2847 fcport->rport = rport = fc_remote_port_add(vha->host, 0, &rport_ids);
2849 qla_printk(KERN_WARNING, ha,
2850 "Unable to allocate fc remote port!\n");
2853 spin_lock_irq(fcport->vha->host->host_lock);
2854 *((fc_port_t **)rport->dd_data) = fcport;
2855 spin_unlock_irq(fcport->vha->host->host_lock);
2857 rport->supported_classes = fcport->supported_classes;
2859 rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
2860 if (fcport->port_type == FCT_INITIATOR)
2861 rport_ids.roles |= FC_RPORT_ROLE_FCP_INITIATOR;
2862 if (fcport->port_type == FCT_TARGET)
2863 rport_ids.roles |= FC_RPORT_ROLE_FCP_TARGET;
2864 fc_remote_port_rolechg(rport, rport_ids.roles);
2868 * qla2x00_update_fcport
2869 * Updates device on list.
2872 * ha = adapter block pointer.
2873 * fcport = port structure pointer.
2883 qla2x00_update_fcport(scsi_qla_host_t *vha, fc_port_t *fcport)
2885 struct qla_hw_data *ha = vha->hw;
2888 fcport->login_retry = 0;
2889 fcport->port_login_retry_count = ha->port_down_retry_count *
2891 atomic_set(&fcport->port_down_timer, ha->port_down_retry_count *
2893 fcport->flags &= ~(FCF_LOGIN_NEEDED | FCF_ASYNC_SENT);
2895 qla2x00_iidma_fcport(vha, fcport);
2897 atomic_set(&fcport->state, FCS_ONLINE);
2899 qla2x00_reg_remote_port(vha, fcport);
2903 * qla2x00_configure_fabric
2904 * Setup SNS devices with loop ID's.
2907 * ha = adapter block pointer.
2914 qla2x00_configure_fabric(scsi_qla_host_t *vha)
2917 fc_port_t *fcport, *fcptemp;
2918 uint16_t next_loopid;
2919 uint16_t mb[MAILBOX_REGISTER_COUNT];
2921 LIST_HEAD(new_fcports);
2922 struct qla_hw_data *ha = vha->hw;
2923 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
2925 /* If FL port exists, then SNS is present */
2926 if (IS_FWI2_CAPABLE(ha))
2927 loop_id = NPH_F_PORT;
2929 loop_id = SNS_FL_PORT;
2930 rval = qla2x00_get_port_name(vha, loop_id, vha->fabric_node_name, 1);
2931 if (rval != QLA_SUCCESS) {
2932 DEBUG2(printk("scsi(%ld): MBC_GET_PORT_NAME Failed, No FL "
2933 "Port\n", vha->host_no));
2935 vha->device_flags &= ~SWITCH_FOUND;
2936 return (QLA_SUCCESS);
2938 vha->device_flags |= SWITCH_FOUND;
2940 /* Mark devices that need re-synchronization. */
2941 rval2 = qla2x00_device_resync(vha);
2942 if (rval2 == QLA_RSCNS_HANDLED) {
2943 /* No point doing the scan, just continue. */
2944 return (QLA_SUCCESS);
2948 if (ql2xfdmienable &&
2949 test_and_clear_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags))
2950 qla2x00_fdmi_register(vha);
2952 /* Ensure we are logged into the SNS. */
2953 if (IS_FWI2_CAPABLE(ha))
2956 loop_id = SIMPLE_NAME_SERVER;
2957 ha->isp_ops->fabric_login(vha, loop_id, 0xff, 0xff,
2958 0xfc, mb, BIT_1 | BIT_0);
2959 if (mb[0] != MBS_COMMAND_COMPLETE) {
2960 DEBUG2(qla_printk(KERN_INFO, ha,
2961 "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x "
2962 "mb[2]=%x mb[6]=%x mb[7]=%x\n", loop_id,
2963 mb[0], mb[1], mb[2], mb[6], mb[7]));
2964 return (QLA_SUCCESS);
2967 if (test_and_clear_bit(REGISTER_FC4_NEEDED, &vha->dpc_flags)) {
2968 if (qla2x00_rft_id(vha)) {
2970 DEBUG2(printk("scsi(%ld): Register FC-4 "
2971 "TYPE failed.\n", vha->host_no));
2973 if (qla2x00_rff_id(vha)) {
2975 DEBUG2(printk("scsi(%ld): Register FC-4 "
2976 "Features failed.\n", vha->host_no));
2978 if (qla2x00_rnn_id(vha)) {
2980 DEBUG2(printk("scsi(%ld): Register Node Name "
2981 "failed.\n", vha->host_no));
2982 } else if (qla2x00_rsnn_nn(vha)) {
2984 DEBUG2(printk("scsi(%ld): Register Symbolic "
2985 "Node Name failed.\n", vha->host_no));
2989 rval = qla2x00_find_all_fabric_devs(vha, &new_fcports);
2990 if (rval != QLA_SUCCESS)
2994 * Logout all previous fabric devices marked lost, except
2997 list_for_each_entry(fcport, &vha->vp_fcports, list) {
2998 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
3001 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0)
3004 if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) {
3005 qla2x00_mark_device_lost(vha, fcport,
3006 ql2xplogiabsentdevice, 0);
3007 if (fcport->loop_id != FC_NO_LOOP_ID &&
3008 (fcport->flags & FCF_FCP2_DEVICE) == 0 &&
3009 fcport->port_type != FCT_INITIATOR &&
3010 fcport->port_type != FCT_BROADCAST) {
3011 ha->isp_ops->fabric_logout(vha,
3013 fcport->d_id.b.domain,
3014 fcport->d_id.b.area,
3015 fcport->d_id.b.al_pa);
3016 fcport->loop_id = FC_NO_LOOP_ID;
3021 /* Starting free loop ID. */
3022 next_loopid = ha->min_external_loopid;
3025 * Scan through our port list and login entries that need to be
3028 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3029 if (atomic_read(&vha->loop_down_timer) ||
3030 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
3033 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 ||
3034 (fcport->flags & FCF_LOGIN_NEEDED) == 0)
3037 if (fcport->loop_id == FC_NO_LOOP_ID) {
3038 fcport->loop_id = next_loopid;
3039 rval = qla2x00_find_new_loop_id(
3041 if (rval != QLA_SUCCESS) {
3042 /* Ran out of IDs to use */
3046 /* Login and update database */
3047 qla2x00_fabric_dev_login(vha, fcport, &next_loopid);
3050 /* Exit if out of loop IDs. */
3051 if (rval != QLA_SUCCESS) {
3056 * Login and add the new devices to our port list.
3058 list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) {
3059 if (atomic_read(&vha->loop_down_timer) ||
3060 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
3063 /* Find a new loop ID to use. */
3064 fcport->loop_id = next_loopid;
3065 rval = qla2x00_find_new_loop_id(base_vha, fcport);
3066 if (rval != QLA_SUCCESS) {
3067 /* Ran out of IDs to use */
3071 /* Login and update database */
3072 qla2x00_fabric_dev_login(vha, fcport, &next_loopid);
3076 fcport->vp_idx = vha->vp_idx;
3078 list_move_tail(&fcport->list, &vha->vp_fcports);
3082 /* Free all new device structures not processed. */
3083 list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) {
3084 list_del(&fcport->list);
3089 DEBUG2(printk("scsi(%ld): Configure fabric error exit: "
3090 "rval=%d\n", vha->host_no, rval));
3097 * qla2x00_find_all_fabric_devs
3100 * ha = adapter block pointer.
3101 * dev = database device entry pointer.
3110 qla2x00_find_all_fabric_devs(scsi_qla_host_t *vha,
3111 struct list_head *new_fcports)
3115 fc_port_t *fcport, *new_fcport, *fcptemp;
3120 int first_dev, last_dev;
3121 port_id_t wrap = {}, nxt_d_id;
3122 struct qla_hw_data *ha = vha->hw;
3123 struct scsi_qla_host *vp, *base_vha = pci_get_drvdata(ha->pdev);
3124 struct scsi_qla_host *tvp;
3128 /* Try GID_PT to get device list, else GAN. */
3129 swl = kcalloc(MAX_FIBRE_DEVICES, sizeof(sw_info_t), GFP_KERNEL);
3132 DEBUG2(printk("scsi(%ld): GID_PT allocations failed, fallback "
3133 "on GA_NXT\n", vha->host_no));
3135 if (qla2x00_gid_pt(vha, swl) != QLA_SUCCESS) {
3138 } else if (qla2x00_gpn_id(vha, swl) != QLA_SUCCESS) {
3141 } else if (qla2x00_gnn_id(vha, swl) != QLA_SUCCESS) {
3144 } else if (ql2xiidmaenable &&
3145 qla2x00_gfpn_id(vha, swl) == QLA_SUCCESS) {
3146 qla2x00_gpsc(vha, swl);
3149 /* If other queries succeeded probe for FC-4 type */
3151 qla2x00_gff_id(vha, swl);
3155 /* Allocate temporary fcport for any new fcports discovered. */
3156 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
3157 if (new_fcport == NULL) {
3159 return (QLA_MEMORY_ALLOC_FAILED);
3161 new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED);
3162 /* Set start port ID scan at adapter ID. */
3166 /* Starting free loop ID. */
3167 loop_id = ha->min_external_loopid;
3168 for (; loop_id <= ha->max_loop_id; loop_id++) {
3169 if (qla2x00_is_reserved_id(vha, loop_id))
3172 if (ha->current_topology == ISP_CFG_FL &&
3173 (atomic_read(&vha->loop_down_timer) ||
3174 LOOP_TRANSITION(vha))) {
3175 atomic_set(&vha->loop_down_timer, 0);
3176 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
3177 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
3183 wrap.b24 = new_fcport->d_id.b24;
3185 new_fcport->d_id.b24 = swl[swl_idx].d_id.b24;
3186 memcpy(new_fcport->node_name,
3187 swl[swl_idx].node_name, WWN_SIZE);
3188 memcpy(new_fcport->port_name,
3189 swl[swl_idx].port_name, WWN_SIZE);
3190 memcpy(new_fcport->fabric_port_name,
3191 swl[swl_idx].fabric_port_name, WWN_SIZE);
3192 new_fcport->fp_speed = swl[swl_idx].fp_speed;
3193 new_fcport->fc4_type = swl[swl_idx].fc4_type;
3195 if (swl[swl_idx].d_id.b.rsvd_1 != 0) {
3201 /* Send GA_NXT to the switch */
3202 rval = qla2x00_ga_nxt(vha, new_fcport);
3203 if (rval != QLA_SUCCESS) {
3204 qla_printk(KERN_WARNING, ha,
3205 "SNS scan failed -- assuming zero-entry "
3207 list_for_each_entry_safe(fcport, fcptemp,
3208 new_fcports, list) {
3209 list_del(&fcport->list);
3217 /* If wrap on switch device list, exit. */
3219 wrap.b24 = new_fcport->d_id.b24;
3221 } else if (new_fcport->d_id.b24 == wrap.b24) {
3222 DEBUG2(printk("scsi(%ld): device wrap (%02x%02x%02x)\n",
3223 vha->host_no, new_fcport->d_id.b.domain,
3224 new_fcport->d_id.b.area, new_fcport->d_id.b.al_pa));
3228 /* Bypass if same physical adapter. */
3229 if (new_fcport->d_id.b24 == base_vha->d_id.b24)
3232 /* Bypass virtual ports of the same host. */
3234 if (ha->num_vhosts) {
3235 unsigned long flags;
3237 spin_lock_irqsave(&ha->vport_slock, flags);
3238 list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
3239 if (new_fcport->d_id.b24 == vp->d_id.b24) {
3244 spin_unlock_irqrestore(&ha->vport_slock, flags);
3250 /* Bypass if same domain and area of adapter. */
3251 if (((new_fcport->d_id.b24 & 0xffff00) ==
3252 (vha->d_id.b24 & 0xffff00)) && ha->current_topology ==
3256 /* Bypass reserved domain fields. */
3257 if ((new_fcport->d_id.b.domain & 0xf0) == 0xf0)
3260 /* Bypass ports whose FCP-4 type is not FCP_SCSI */
3261 if (new_fcport->fc4_type != FC4_TYPE_FCP_SCSI &&
3262 new_fcport->fc4_type != FC4_TYPE_UNKNOWN)
3265 /* Locate matching device in database. */
3267 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3268 if (memcmp(new_fcport->port_name, fcport->port_name,
3274 /* Update port state. */
3275 memcpy(fcport->fabric_port_name,
3276 new_fcport->fabric_port_name, WWN_SIZE);
3277 fcport->fp_speed = new_fcport->fp_speed;
3280 * If address the same and state FCS_ONLINE, nothing
3283 if (fcport->d_id.b24 == new_fcport->d_id.b24 &&
3284 atomic_read(&fcport->state) == FCS_ONLINE) {
3289 * If device was not a fabric device before.
3291 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) {
3292 fcport->d_id.b24 = new_fcport->d_id.b24;
3293 fcport->loop_id = FC_NO_LOOP_ID;
3294 fcport->flags |= (FCF_FABRIC_DEVICE |
3300 * Port ID changed or device was marked to be updated;
3301 * Log it out if still logged in and mark it for
3304 fcport->d_id.b24 = new_fcport->d_id.b24;
3305 fcport->flags |= FCF_LOGIN_NEEDED;
3306 if (fcport->loop_id != FC_NO_LOOP_ID &&
3307 (fcport->flags & FCF_FCP2_DEVICE) == 0 &&
3308 fcport->port_type != FCT_INITIATOR &&
3309 fcport->port_type != FCT_BROADCAST) {
3310 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
3311 fcport->d_id.b.domain, fcport->d_id.b.area,
3312 fcport->d_id.b.al_pa);
3313 fcport->loop_id = FC_NO_LOOP_ID;
3321 /* If device was not in our fcports list, then add it. */
3322 list_add_tail(&new_fcport->list, new_fcports);
3324 /* Allocate a new replacement fcport. */
3325 nxt_d_id.b24 = new_fcport->d_id.b24;
3326 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
3327 if (new_fcport == NULL) {
3329 return (QLA_MEMORY_ALLOC_FAILED);
3331 new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED);
3332 new_fcport->d_id.b24 = nxt_d_id.b24;
3342 * qla2x00_find_new_loop_id
3343 * Scan through our port list and find a new usable loop ID.
3346 * ha: adapter state pointer.
3347 * dev: port structure pointer.
3350 * qla2x00 local function return status code.
3356 qla2x00_find_new_loop_id(scsi_qla_host_t *vha, fc_port_t *dev)
3361 uint16_t first_loop_id;
3362 struct qla_hw_data *ha = vha->hw;
3363 struct scsi_qla_host *vp;
3364 struct scsi_qla_host *tvp;
3365 unsigned long flags = 0;
3369 /* Save starting loop ID. */
3370 first_loop_id = dev->loop_id;
3373 /* Skip loop ID if already used by adapter. */
3374 if (dev->loop_id == vha->loop_id)
3377 /* Skip reserved loop IDs. */
3378 while (qla2x00_is_reserved_id(vha, dev->loop_id))
3381 /* Reset loop ID if passed the end. */
3382 if (dev->loop_id > ha->max_loop_id) {
3383 /* first loop ID. */
3384 dev->loop_id = ha->min_external_loopid;
3387 /* Check for loop ID being already in use. */
3391 spin_lock_irqsave(&ha->vport_slock, flags);
3392 list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
3393 list_for_each_entry(fcport, &vp->vp_fcports, list) {
3394 if (fcport->loop_id == dev->loop_id &&
3396 /* ID possibly in use */
3404 spin_unlock_irqrestore(&ha->vport_slock, flags);
3406 /* If not in use then it is free to use. */
3411 /* ID in use. Try next value. */
3414 /* If wrap around. No free ID to use. */
3415 if (dev->loop_id == first_loop_id) {
3416 dev->loop_id = FC_NO_LOOP_ID;
3417 rval = QLA_FUNCTION_FAILED;
3426 * qla2x00_device_resync
3427 * Marks devices in the database that needs resynchronization.
3430 * ha = adapter block pointer.
3436 qla2x00_device_resync(scsi_qla_host_t *vha)
3441 uint32_t rscn_entry;
3442 uint8_t rscn_out_iter;
3444 port_id_t d_id = {};
3446 rval = QLA_RSCNS_HANDLED;
3448 while (vha->rscn_out_ptr != vha->rscn_in_ptr ||
3449 vha->flags.rscn_queue_overflow) {
3451 rscn_entry = vha->rscn_queue[vha->rscn_out_ptr];
3452 format = MSB(MSW(rscn_entry));
3453 d_id.b.domain = LSB(MSW(rscn_entry));
3454 d_id.b.area = MSB(LSW(rscn_entry));
3455 d_id.b.al_pa = LSB(LSW(rscn_entry));
3457 DEBUG(printk("scsi(%ld): RSCN queue entry[%d] = "
3458 "[%02x/%02x%02x%02x].\n",
3459 vha->host_no, vha->rscn_out_ptr, format, d_id.b.domain,
3460 d_id.b.area, d_id.b.al_pa));
3462 vha->rscn_out_ptr++;
3463 if (vha->rscn_out_ptr == MAX_RSCN_COUNT)
3464 vha->rscn_out_ptr = 0;
3466 /* Skip duplicate entries. */
3467 for (rscn_out_iter = vha->rscn_out_ptr;
3468 !vha->flags.rscn_queue_overflow &&
3469 rscn_out_iter != vha->rscn_in_ptr;
3470 rscn_out_iter = (rscn_out_iter ==
3471 (MAX_RSCN_COUNT - 1)) ? 0: rscn_out_iter + 1) {
3473 if (rscn_entry != vha->rscn_queue[rscn_out_iter])
3476 DEBUG(printk("scsi(%ld): Skipping duplicate RSCN queue "
3477 "entry found at [%d].\n", vha->host_no,
3480 vha->rscn_out_ptr = rscn_out_iter;
3483 /* Queue overflow, set switch default case. */
3484 if (vha->flags.rscn_queue_overflow) {
3485 DEBUG(printk("scsi(%ld): device_resync: rscn "
3486 "overflow.\n", vha->host_no));
3489 vha->flags.rscn_queue_overflow = 0;
3505 vha->rscn_out_ptr = vha->rscn_in_ptr;
3511 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3512 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 ||
3513 (fcport->d_id.b24 & mask) != d_id.b24 ||
3514 fcport->port_type == FCT_BROADCAST)
3517 if (atomic_read(&fcport->state) == FCS_ONLINE) {
3519 fcport->port_type != FCT_INITIATOR) {
3520 qla2x00_mark_device_lost(vha, fcport,
3530 * qla2x00_fabric_dev_login
3531 * Login fabric target device and update FC port database.
3534 * ha: adapter state pointer.
3535 * fcport: port structure list pointer.
3536 * next_loopid: contains value of a new loop ID that can be used
3537 * by the next login attempt.
3540 * qla2x00 local function return status code.
3546 qla2x00_fabric_dev_login(scsi_qla_host_t *vha, fc_port_t *fcport,
3547 uint16_t *next_loopid)
3552 struct qla_hw_data *ha = vha->hw;
3557 if (IS_ALOGIO_CAPABLE(ha)) {
3558 if (fcport->flags & FCF_ASYNC_SENT)
3560 fcport->flags |= FCF_ASYNC_SENT;
3561 rval = qla2x00_post_async_login_work(vha, fcport, NULL);
3566 fcport->flags &= ~FCF_ASYNC_SENT;
3567 rval = qla2x00_fabric_login(vha, fcport, next_loopid);
3568 if (rval == QLA_SUCCESS) {
3569 /* Send an ADISC to FCP2 devices.*/
3571 if (fcport->flags & FCF_FCP2_DEVICE)
3573 rval = qla2x00_get_port_database(vha, fcport, opts);
3574 if (rval != QLA_SUCCESS) {
3575 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
3576 fcport->d_id.b.domain, fcport->d_id.b.area,
3577 fcport->d_id.b.al_pa);
3578 qla2x00_mark_device_lost(vha, fcport, 1, 0);
3580 qla2x00_update_fcport(vha, fcport);
3588 * qla2x00_fabric_login
3589 * Issue fabric login command.
3592 * ha = adapter block pointer.
3593 * device = pointer to FC device type structure.
3596 * 0 - Login successfully
3598 * 2 - Initiator device
3602 qla2x00_fabric_login(scsi_qla_host_t *vha, fc_port_t *fcport,
3603 uint16_t *next_loopid)
3607 uint16_t tmp_loopid;
3608 uint16_t mb[MAILBOX_REGISTER_COUNT];
3609 struct qla_hw_data *ha = vha->hw;
3615 DEBUG(printk("scsi(%ld): Trying Fabric Login w/loop id 0x%04x "
3616 "for port %02x%02x%02x.\n",
3617 vha->host_no, fcport->loop_id, fcport->d_id.b.domain,
3618 fcport->d_id.b.area, fcport->d_id.b.al_pa));
3620 /* Login fcport on switch. */
3621 ha->isp_ops->fabric_login(vha, fcport->loop_id,
3622 fcport->d_id.b.domain, fcport->d_id.b.area,
3623 fcport->d_id.b.al_pa, mb, BIT_0);
3624 if (mb[0] == MBS_PORT_ID_USED) {
3626 * Device has another loop ID. The firmware team
3627 * recommends the driver perform an implicit login with
3628 * the specified ID again. The ID we just used is save
3629 * here so we return with an ID that can be tried by
3633 tmp_loopid = fcport->loop_id;
3634 fcport->loop_id = mb[1];
3636 DEBUG(printk("Fabric Login: port in use - next "
3637 "loop id=0x%04x, port Id=%02x%02x%02x.\n",
3638 fcport->loop_id, fcport->d_id.b.domain,
3639 fcport->d_id.b.area, fcport->d_id.b.al_pa));
3641 } else if (mb[0] == MBS_COMMAND_COMPLETE) {
3646 /* A retry occurred before. */
3647 *next_loopid = tmp_loopid;
3650 * No retry occurred before. Just increment the
3651 * ID value for next login.
3653 *next_loopid = (fcport->loop_id + 1);
3656 if (mb[1] & BIT_0) {
3657 fcport->port_type = FCT_INITIATOR;
3659 fcport->port_type = FCT_TARGET;
3660 if (mb[1] & BIT_1) {
3661 fcport->flags |= FCF_FCP2_DEVICE;
3666 fcport->supported_classes |= FC_COS_CLASS2;
3668 fcport->supported_classes |= FC_COS_CLASS3;
3672 } else if (mb[0] == MBS_LOOP_ID_USED) {
3674 * Loop ID already used, try next loop ID.
3677 rval = qla2x00_find_new_loop_id(vha, fcport);
3678 if (rval != QLA_SUCCESS) {
3679 /* Ran out of loop IDs to use */
3682 } else if (mb[0] == MBS_COMMAND_ERROR) {
3684 * Firmware possibly timed out during login. If NO
3685 * retries are left to do then the device is declared
3688 *next_loopid = fcport->loop_id;
3689 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
3690 fcport->d_id.b.domain, fcport->d_id.b.area,
3691 fcport->d_id.b.al_pa);
3692 qla2x00_mark_device_lost(vha, fcport, 1, 0);
3698 * unrecoverable / not handled error
3700 DEBUG2(printk("%s(%ld): failed=%x port_id=%02x%02x%02x "
3701 "loop_id=%x jiffies=%lx.\n",
3702 __func__, vha->host_no, mb[0],
3703 fcport->d_id.b.domain, fcport->d_id.b.area,
3704 fcport->d_id.b.al_pa, fcport->loop_id, jiffies));
3706 *next_loopid = fcport->loop_id;
3707 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
3708 fcport->d_id.b.domain, fcport->d_id.b.area,
3709 fcport->d_id.b.al_pa);
3710 fcport->loop_id = FC_NO_LOOP_ID;
3711 fcport->login_retry = 0;
3722 * qla2x00_local_device_login
3723 * Issue local device login command.
3726 * ha = adapter block pointer.
3727 * loop_id = loop id of device to login to.
3729 * Returns (Where's the #define!!!!):
3730 * 0 - Login successfully
3735 qla2x00_local_device_login(scsi_qla_host_t *vha, fc_port_t *fcport)
3738 uint16_t mb[MAILBOX_REGISTER_COUNT];
3740 memset(mb, 0, sizeof(mb));
3741 rval = qla2x00_login_local_device(vha, fcport, mb, BIT_0);
3742 if (rval == QLA_SUCCESS) {
3743 /* Interrogate mailbox registers for any errors */
3744 if (mb[0] == MBS_COMMAND_ERROR)
3746 else if (mb[0] == MBS_COMMAND_PARAMETER_ERROR)
3747 /* device not in PCB table */
3755 * qla2x00_loop_resync
3756 * Resync with fibre channel devices.
3759 * ha = adapter block pointer.
3765 qla2x00_loop_resync(scsi_qla_host_t *vha)
3767 int rval = QLA_SUCCESS;
3769 struct req_que *req;
3770 struct rsp_que *rsp;
3772 if (vha->hw->flags.cpu_affinity_enabled)
3773 req = vha->hw->req_q_map[0];
3778 atomic_set(&vha->loop_state, LOOP_UPDATE);
3779 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
3780 if (vha->flags.online) {
3781 if (!(rval = qla2x00_fw_ready(vha))) {
3782 /* Wait at most MAX_TARGET RSCNs for a stable link. */
3785 atomic_set(&vha->loop_state, LOOP_UPDATE);
3787 /* Issue a marker after FW becomes ready. */
3788 qla2x00_marker(vha, req, rsp, 0, 0,
3790 vha->marker_needed = 0;
3792 /* Remap devices on Loop. */
3793 clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
3795 qla2x00_configure_loop(vha);
3797 } while (!atomic_read(&vha->loop_down_timer) &&
3798 !(test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
3799 && wait_time && (test_bit(LOOP_RESYNC_NEEDED,
3804 if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
3805 return (QLA_FUNCTION_FAILED);
3808 DEBUG2_3(printk("%s(): **** FAILED ****\n", __func__));
3814 qla2x00_update_fcports(scsi_qla_host_t *base_vha)
3817 struct scsi_qla_host *vha;
3818 struct qla_hw_data *ha = base_vha->hw;
3819 unsigned long flags;
3821 spin_lock_irqsave(&ha->vport_slock, flags);
3822 /* Go with deferred removal of rport references. */
3823 list_for_each_entry(vha, &base_vha->hw->vp_list, list) {
3824 atomic_inc(&vha->vref_count);
3825 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3826 if (fcport && fcport->drport &&
3827 atomic_read(&fcport->state) != FCS_UNCONFIGURED) {
3828 spin_unlock_irqrestore(&ha->vport_slock, flags);
3830 qla2x00_rport_del(fcport);
3832 spin_lock_irqsave(&ha->vport_slock, flags);
3835 atomic_dec(&vha->vref_count);
3837 spin_unlock_irqrestore(&ha->vport_slock, flags);
3841 qla2x00_abort_isp_cleanup(scsi_qla_host_t *vha)
3843 struct qla_hw_data *ha = vha->hw;
3844 struct scsi_qla_host *vp, *base_vha = pci_get_drvdata(ha->pdev);
3845 unsigned long flags;
3847 vha->flags.online = 0;
3848 ha->flags.chip_reset_done = 0;
3849 clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
3850 ha->qla_stats.total_isp_aborts++;
3852 qla_printk(KERN_INFO, ha,
3853 "Performing ISP error recovery - ha= %p.\n", ha);
3855 /* Chip reset does not apply to 82XX */
3856 if (!IS_QLA82XX(ha))
3857 ha->isp_ops->reset_chip(vha);
3859 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
3860 if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
3861 atomic_set(&vha->loop_state, LOOP_DOWN);
3862 qla2x00_mark_all_devices_lost(vha, 0);
3864 spin_lock_irqsave(&ha->vport_slock, flags);
3865 list_for_each_entry(vp, &base_vha->hw->vp_list, list) {
3866 atomic_inc(&vp->vref_count);
3867 spin_unlock_irqrestore(&ha->vport_slock, flags);
3869 qla2x00_mark_all_devices_lost(vp, 0);
3871 spin_lock_irqsave(&ha->vport_slock, flags);
3872 atomic_dec(&vp->vref_count);
3874 spin_unlock_irqrestore(&ha->vport_slock, flags);
3876 if (!atomic_read(&vha->loop_down_timer))
3877 atomic_set(&vha->loop_down_timer,
3881 /* Make sure for ISP 82XX IO DMA is complete */
3882 if (IS_QLA82XX(ha)) {
3883 if (qla2x00_eh_wait_for_pending_commands(vha, 0, 0,
3884 WAIT_HOST) == QLA_SUCCESS) {
3885 DEBUG2(qla_printk(KERN_INFO, ha,
3886 "Done wait for pending commands\n"));
3890 /* Requeue all commands in outstanding command list. */
3891 qla2x00_abort_all_cmds(vha, DID_RESET << 16);
3896 * Resets ISP and aborts all outstanding commands.
3899 * ha = adapter block pointer.
3905 qla2x00_abort_isp(scsi_qla_host_t *vha)
3909 struct qla_hw_data *ha = vha->hw;
3910 struct scsi_qla_host *vp;
3911 struct req_que *req = ha->req_q_map[0];
3912 unsigned long flags;
3914 if (vha->flags.online) {
3915 qla2x00_abort_isp_cleanup(vha);
3917 if (unlikely(pci_channel_offline(ha->pdev) &&
3918 ha->flags.pci_channel_io_perm_failure)) {
3919 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
3924 ha->isp_ops->get_flash_version(vha, req->ring);
3926 ha->isp_ops->nvram_config(vha);
3928 if (!qla2x00_restart_isp(vha)) {
3929 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
3931 if (!atomic_read(&vha->loop_down_timer)) {
3933 * Issue marker command only when we are going
3934 * to start the I/O .
3936 vha->marker_needed = 1;
3939 vha->flags.online = 1;
3941 ha->isp_ops->enable_intrs(ha);
3943 ha->isp_abort_cnt = 0;
3944 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
3947 qla2x00_get_fw_version(vha,
3948 &ha->fw_major_version,
3949 &ha->fw_minor_version,
3950 &ha->fw_subminor_version,
3951 &ha->fw_attributes, &ha->fw_memory_size,
3952 ha->mpi_version, &ha->mpi_capabilities,
3956 ha->flags.fce_enabled = 1;
3958 fce_calc_size(ha->fce_bufs));
3959 rval = qla2x00_enable_fce_trace(vha,
3960 ha->fce_dma, ha->fce_bufs, ha->fce_mb,
3963 qla_printk(KERN_WARNING, ha,
3964 "Unable to reinitialize FCE "
3966 ha->flags.fce_enabled = 0;
3971 memset(ha->eft, 0, EFT_SIZE);
3972 rval = qla2x00_enable_eft_trace(vha,
3973 ha->eft_dma, EFT_NUM_BUFFERS);
3975 qla_printk(KERN_WARNING, ha,
3976 "Unable to reinitialize EFT "
3980 } else { /* failed the ISP abort */
3981 vha->flags.online = 1;
3982 if (test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
3983 if (ha->isp_abort_cnt == 0) {
3984 qla_printk(KERN_WARNING, ha,
3985 "ISP error recovery failed - "
3986 "board disabled\n");
3988 * The next call disables the board
3991 ha->isp_ops->reset_adapter(vha);
3992 vha->flags.online = 0;
3993 clear_bit(ISP_ABORT_RETRY,
3996 } else { /* schedule another ISP abort */
3997 ha->isp_abort_cnt--;
3998 DEBUG(printk("qla%ld: ISP abort - "
3999 "retry remaining %d\n",
4000 vha->host_no, ha->isp_abort_cnt));
4004 ha->isp_abort_cnt = MAX_RETRIES_OF_ISP_ABORT;
4005 DEBUG(printk("qla2x00(%ld): ISP error recovery "
4006 "- retrying (%d) more times\n",
4007 vha->host_no, ha->isp_abort_cnt));
4008 set_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
4016 DEBUG(printk(KERN_INFO
4017 "qla2x00_abort_isp(%ld): succeeded.\n",
4020 spin_lock_irqsave(&ha->vport_slock, flags);
4021 list_for_each_entry(vp, &ha->vp_list, list) {
4023 atomic_inc(&vp->vref_count);
4024 spin_unlock_irqrestore(&ha->vport_slock, flags);
4026 qla2x00_vp_abort_isp(vp);
4028 spin_lock_irqsave(&ha->vport_slock, flags);
4029 atomic_dec(&vp->vref_count);
4032 spin_unlock_irqrestore(&ha->vport_slock, flags);
4035 qla_printk(KERN_INFO, ha,
4036 "qla2x00_abort_isp: **** FAILED ****\n");
4043 * qla2x00_restart_isp
4044 * restarts the ISP after a reset
4047 * ha = adapter block pointer.
4053 qla2x00_restart_isp(scsi_qla_host_t *vha)
4057 struct qla_hw_data *ha = vha->hw;
4058 struct req_que *req = ha->req_q_map[0];
4059 struct rsp_que *rsp = ha->rsp_q_map[0];
4061 /* If firmware needs to be loaded */
4062 if (qla2x00_isp_firmware(vha)) {
4063 vha->flags.online = 0;
4064 status = ha->isp_ops->chip_diag(vha);
4066 status = qla2x00_setup_chip(vha);
4069 if (!status && !(status = qla2x00_init_rings(vha))) {
4070 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
4071 ha->flags.chip_reset_done = 1;
4072 /* Initialize the queues in use */
4073 qla25xx_init_queues(ha);
4075 status = qla2x00_fw_ready(vha);
4077 DEBUG(printk("%s(): Start configure loop, "
4078 "status = %d\n", __func__, status));
4080 /* Issue a marker after FW becomes ready. */
4081 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL);
4083 vha->flags.online = 1;
4084 /* Wait at most MAX_TARGET RSCNs for a stable link. */
4087 clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
4088 qla2x00_configure_loop(vha);
4090 } while (!atomic_read(&vha->loop_down_timer) &&
4091 !(test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
4092 && wait_time && (test_bit(LOOP_RESYNC_NEEDED,
4096 /* if no cable then assume it's good */
4097 if ((vha->device_flags & DFLG_NO_CABLE))
4100 DEBUG(printk("%s(): Configure loop done, status = 0x%x\n",
4108 qla25xx_init_queues(struct qla_hw_data *ha)
4110 struct rsp_que *rsp = NULL;
4111 struct req_que *req = NULL;
4112 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
4116 for (i = 1; i < ha->max_rsp_queues; i++) {
4117 rsp = ha->rsp_q_map[i];
4119 rsp->options &= ~BIT_0;
4120 ret = qla25xx_init_rsp_que(base_vha, rsp);
4121 if (ret != QLA_SUCCESS)
4122 DEBUG2_17(printk(KERN_WARNING
4123 "%s Rsp que:%d init failed\n", __func__,
4126 DEBUG2_17(printk(KERN_INFO
4127 "%s Rsp que:%d inited\n", __func__,
4131 for (i = 1; i < ha->max_req_queues; i++) {
4132 req = ha->req_q_map[i];
4134 /* Clear outstanding commands array. */
4135 req->options &= ~BIT_0;
4136 ret = qla25xx_init_req_que(base_vha, req);
4137 if (ret != QLA_SUCCESS)
4138 DEBUG2_17(printk(KERN_WARNING
4139 "%s Req que:%d init failed\n", __func__,
4142 DEBUG2_17(printk(KERN_WARNING
4143 "%s Req que:%d inited\n", __func__,
4151 * qla2x00_reset_adapter
4155 * ha = adapter block pointer.
4158 qla2x00_reset_adapter(scsi_qla_host_t *vha)
4160 unsigned long flags = 0;
4161 struct qla_hw_data *ha = vha->hw;
4162 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
4164 vha->flags.online = 0;
4165 ha->isp_ops->disable_intrs(ha);
4167 spin_lock_irqsave(&ha->hardware_lock, flags);
4168 WRT_REG_WORD(®->hccr, HCCR_RESET_RISC);
4169 RD_REG_WORD(®->hccr); /* PCI Posting. */
4170 WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC);
4171 RD_REG_WORD(®->hccr); /* PCI Posting. */
4172 spin_unlock_irqrestore(&ha->hardware_lock, flags);
4176 qla24xx_reset_adapter(scsi_qla_host_t *vha)
4178 unsigned long flags = 0;
4179 struct qla_hw_data *ha = vha->hw;
4180 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
4185 vha->flags.online = 0;
4186 ha->isp_ops->disable_intrs(ha);
4188 spin_lock_irqsave(&ha->hardware_lock, flags);
4189 WRT_REG_DWORD(®->hccr, HCCRX_SET_RISC_RESET);
4190 RD_REG_DWORD(®->hccr);
4191 WRT_REG_DWORD(®->hccr, HCCRX_REL_RISC_PAUSE);
4192 RD_REG_DWORD(®->hccr);
4193 spin_unlock_irqrestore(&ha->hardware_lock, flags);
4195 if (IS_NOPOLLING_TYPE(ha))
4196 ha->isp_ops->enable_intrs(ha);
4199 /* On sparc systems, obtain port and node WWN from firmware
4202 static void qla24xx_nvram_wwn_from_ofw(scsi_qla_host_t *vha,
4203 struct nvram_24xx *nv)
4206 struct qla_hw_data *ha = vha->hw;
4207 struct pci_dev *pdev = ha->pdev;
4208 struct device_node *dp = pci_device_to_OF_node(pdev);
4212 val = of_get_property(dp, "port-wwn", &len);
4213 if (val && len >= WWN_SIZE)
4214 memcpy(nv->port_name, val, WWN_SIZE);
4216 val = of_get_property(dp, "node-wwn", &len);
4217 if (val && len >= WWN_SIZE)
4218 memcpy(nv->node_name, val, WWN_SIZE);
4223 qla24xx_nvram_config(scsi_qla_host_t *vha)
4226 struct init_cb_24xx *icb;
4227 struct nvram_24xx *nv;
4229 uint8_t *dptr1, *dptr2;
4232 struct qla_hw_data *ha = vha->hw;
4235 icb = (struct init_cb_24xx *)ha->init_cb;
4238 /* Determine NVRAM starting address. */
4239 if (ha->flags.port0) {
4240 ha->nvram_base = FA_NVRAM_FUNC0_ADDR;
4241 ha->vpd_base = FA_NVRAM_VPD0_ADDR;
4243 ha->nvram_base = FA_NVRAM_FUNC1_ADDR;
4244 ha->vpd_base = FA_NVRAM_VPD1_ADDR;
4246 ha->nvram_size = sizeof(struct nvram_24xx);
4247 ha->vpd_size = FA_NVRAM_VPD_SIZE;
4249 ha->vpd_size = FA_VPD_SIZE_82XX;
4251 /* Get VPD data into cache */
4252 ha->vpd = ha->nvram + VPD_OFFSET;
4253 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->vpd,
4254 ha->nvram_base - FA_NVRAM_FUNC0_ADDR, FA_NVRAM_VPD_SIZE * 4);
4256 /* Get NVRAM data into cache and calculate checksum. */
4257 dptr = (uint32_t *)nv;
4258 ha->isp_ops->read_nvram(vha, (uint8_t *)dptr, ha->nvram_base,
4260 for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++)
4261 chksum += le32_to_cpu(*dptr++);
4263 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", vha->host_no));
4264 DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size));
4266 /* Bad NVRAM data, set defaults parameters. */
4267 if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || nv->id[2] != 'P'
4268 || nv->id[3] != ' ' ||
4269 nv->nvram_version < __constant_cpu_to_le16(ICB_VERSION)) {
4270 /* Reset NVRAM data. */
4271 qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: "
4272 "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0],
4273 le16_to_cpu(nv->nvram_version));
4274 qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet "
4275 "invalid -- WWPN) defaults.\n");
4278 * Set default initialization control block.
4280 memset(nv, 0, ha->nvram_size);
4281 nv->nvram_version = __constant_cpu_to_le16(ICB_VERSION);
4282 nv->version = __constant_cpu_to_le16(ICB_VERSION);
4283 nv->frame_payload_size = __constant_cpu_to_le16(2048);
4284 nv->execution_throttle = __constant_cpu_to_le16(0xFFFF);
4285 nv->exchange_count = __constant_cpu_to_le16(0);
4286 nv->hard_address = __constant_cpu_to_le16(124);
4287 nv->port_name[0] = 0x21;
4288 nv->port_name[1] = 0x00 + ha->port_no;
4289 nv->port_name[2] = 0x00;
4290 nv->port_name[3] = 0xe0;
4291 nv->port_name[4] = 0x8b;
4292 nv->port_name[5] = 0x1c;
4293 nv->port_name[6] = 0x55;
4294 nv->port_name[7] = 0x86;
4295 nv->node_name[0] = 0x20;
4296 nv->node_name[1] = 0x00;
4297 nv->node_name[2] = 0x00;
4298 nv->node_name[3] = 0xe0;
4299 nv->node_name[4] = 0x8b;
4300 nv->node_name[5] = 0x1c;
4301 nv->node_name[6] = 0x55;
4302 nv->node_name[7] = 0x86;
4303 qla24xx_nvram_wwn_from_ofw(vha, nv);
4304 nv->login_retry_count = __constant_cpu_to_le16(8);
4305 nv->interrupt_delay_timer = __constant_cpu_to_le16(0);
4306 nv->login_timeout = __constant_cpu_to_le16(0);
4307 nv->firmware_options_1 =
4308 __constant_cpu_to_le32(BIT_14|BIT_13|BIT_2|BIT_1);
4309 nv->firmware_options_2 = __constant_cpu_to_le32(2 << 4);
4310 nv->firmware_options_2 |= __constant_cpu_to_le32(BIT_12);
4311 nv->firmware_options_3 = __constant_cpu_to_le32(2 << 13);
4312 nv->host_p = __constant_cpu_to_le32(BIT_11|BIT_10);
4313 nv->efi_parameters = __constant_cpu_to_le32(0);
4314 nv->reset_delay = 5;
4315 nv->max_luns_per_target = __constant_cpu_to_le16(128);
4316 nv->port_down_retry_count = __constant_cpu_to_le16(30);
4317 nv->link_down_timeout = __constant_cpu_to_le16(30);
4322 /* Reset Initialization control block */
4323 memset(icb, 0, ha->init_cb_size);
4325 /* Copy 1st segment. */
4326 dptr1 = (uint8_t *)icb;
4327 dptr2 = (uint8_t *)&nv->version;
4328 cnt = (uint8_t *)&icb->response_q_inpointer - (uint8_t *)&icb->version;
4330 *dptr1++ = *dptr2++;
4332 icb->login_retry_count = nv->login_retry_count;
4333 icb->link_down_on_nos = nv->link_down_on_nos;
4335 /* Copy 2nd segment. */
4336 dptr1 = (uint8_t *)&icb->interrupt_delay_timer;
4337 dptr2 = (uint8_t *)&nv->interrupt_delay_timer;
4338 cnt = (uint8_t *)&icb->reserved_3 -
4339 (uint8_t *)&icb->interrupt_delay_timer;
4341 *dptr1++ = *dptr2++;
4344 * Setup driver NVRAM options.
4346 qla2x00_set_model_info(vha, nv->model_name, sizeof(nv->model_name),
4349 /* Use alternate WWN? */
4350 if (nv->host_p & __constant_cpu_to_le32(BIT_15)) {
4351 memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE);
4352 memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE);
4355 /* Prepare nodename */
4356 if ((icb->firmware_options_1 & __constant_cpu_to_le32(BIT_14)) == 0) {
4358 * Firmware will apply the following mask if the nodename was
4361 memcpy(icb->node_name, icb->port_name, WWN_SIZE);
4362 icb->node_name[0] &= 0xF0;
4365 /* Set host adapter parameters. */
4366 ha->flags.disable_risc_code_load = 0;
4367 ha->flags.enable_lip_reset = 0;
4368 ha->flags.enable_lip_full_login =
4369 le32_to_cpu(nv->host_p) & BIT_10 ? 1: 0;
4370 ha->flags.enable_target_reset =
4371 le32_to_cpu(nv->host_p) & BIT_11 ? 1: 0;
4372 ha->flags.enable_led_scheme = 0;
4373 ha->flags.disable_serdes = le32_to_cpu(nv->host_p) & BIT_5 ? 1: 0;
4375 ha->operating_mode = (le32_to_cpu(icb->firmware_options_2) &
4376 (BIT_6 | BIT_5 | BIT_4)) >> 4;
4378 memcpy(ha->fw_seriallink_options24, nv->seriallink_options,
4379 sizeof(ha->fw_seriallink_options24));
4381 /* save HBA serial number */
4382 ha->serial0 = icb->port_name[5];
4383 ha->serial1 = icb->port_name[6];
4384 ha->serial2 = icb->port_name[7];
4385 memcpy(vha->node_name, icb->node_name, WWN_SIZE);
4386 memcpy(vha->port_name, icb->port_name, WWN_SIZE);
4388 icb->execution_throttle = __constant_cpu_to_le16(0xFFFF);
4390 ha->retry_count = le16_to_cpu(nv->login_retry_count);
4392 /* Set minimum login_timeout to 4 seconds. */
4393 if (le16_to_cpu(nv->login_timeout) < ql2xlogintimeout)
4394 nv->login_timeout = cpu_to_le16(ql2xlogintimeout);
4395 if (le16_to_cpu(nv->login_timeout) < 4)
4396 nv->login_timeout = __constant_cpu_to_le16(4);
4397 ha->login_timeout = le16_to_cpu(nv->login_timeout);
4398 icb->login_timeout = nv->login_timeout;
4400 /* Set minimum RATOV to 100 tenths of a second. */
4403 ha->loop_reset_delay = nv->reset_delay;
4405 /* Link Down Timeout = 0:
4407 * When Port Down timer expires we will start returning
4408 * I/O's to OS with "DID_NO_CONNECT".
4410 * Link Down Timeout != 0:
4412 * The driver waits for the link to come up after link down
4413 * before returning I/Os to OS with "DID_NO_CONNECT".
4415 if (le16_to_cpu(nv->link_down_timeout) == 0) {
4416 ha->loop_down_abort_time =
4417 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
4419 ha->link_down_timeout = le16_to_cpu(nv->link_down_timeout);
4420 ha->loop_down_abort_time =
4421 (LOOP_DOWN_TIME - ha->link_down_timeout);
4424 /* Need enough time to try and get the port back. */
4425 ha->port_down_retry_count = le16_to_cpu(nv->port_down_retry_count);
4426 if (qlport_down_retry)
4427 ha->port_down_retry_count = qlport_down_retry;
4429 /* Set login_retry_count */
4430 ha->login_retry_count = le16_to_cpu(nv->login_retry_count);
4431 if (ha->port_down_retry_count ==
4432 le16_to_cpu(nv->port_down_retry_count) &&
4433 ha->port_down_retry_count > 3)
4434 ha->login_retry_count = ha->port_down_retry_count;
4435 else if (ha->port_down_retry_count > (int)ha->login_retry_count)
4436 ha->login_retry_count = ha->port_down_retry_count;
4437 if (ql2xloginretrycount)
4438 ha->login_retry_count = ql2xloginretrycount;
4441 if (!vha->flags.init_done) {
4442 ha->zio_mode = le32_to_cpu(icb->firmware_options_2) &
4443 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
4444 ha->zio_timer = le16_to_cpu(icb->interrupt_delay_timer) ?
4445 le16_to_cpu(icb->interrupt_delay_timer): 2;
4447 icb->firmware_options_2 &= __constant_cpu_to_le32(
4448 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0));
4449 vha->flags.process_response_queue = 0;
4450 if (ha->zio_mode != QLA_ZIO_DISABLED) {
4451 ha->zio_mode = QLA_ZIO_MODE_6;
4453 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer delay "
4454 "(%d us).\n", vha->host_no, ha->zio_mode,
4455 ha->zio_timer * 100));
4456 qla_printk(KERN_INFO, ha,
4457 "ZIO mode %d enabled; timer delay (%d us).\n",
4458 ha->zio_mode, ha->zio_timer * 100);
4460 icb->firmware_options_2 |= cpu_to_le32(
4461 (uint32_t)ha->zio_mode);
4462 icb->interrupt_delay_timer = cpu_to_le16(ha->zio_timer);
4463 vha->flags.process_response_queue = 1;
4467 DEBUG2_3(printk(KERN_WARNING
4468 "scsi(%ld): NVRAM configuration failed!\n", vha->host_no));
4474 qla24xx_load_risc_flash(scsi_qla_host_t *vha, uint32_t *srisc_addr,
4477 int rval = QLA_SUCCESS;
4478 int segments, fragment;
4479 uint32_t *dcode, dlen;
4483 struct qla_hw_data *ha = vha->hw;
4484 struct req_que *req = ha->req_q_map[0];
4486 qla_printk(KERN_INFO, ha,
4487 "FW: Loading from flash (%x)...\n", faddr);
4491 segments = FA_RISC_CODE_SEGMENTS;
4492 dcode = (uint32_t *)req->ring;
4495 /* Validate firmware image by checking version. */
4496 qla24xx_read_flash_data(vha, dcode, faddr + 4, 4);
4497 for (i = 0; i < 4; i++)
4498 dcode[i] = be32_to_cpu(dcode[i]);
4499 if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff &&
4500 dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) ||
4501 (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 &&
4503 qla_printk(KERN_WARNING, ha,
4504 "Unable to verify integrity of flash firmware image!\n");
4505 qla_printk(KERN_WARNING, ha,
4506 "Firmware data: %08x %08x %08x %08x!\n", dcode[0],
4507 dcode[1], dcode[2], dcode[3]);
4509 return QLA_FUNCTION_FAILED;
4512 while (segments && rval == QLA_SUCCESS) {
4513 /* Read segment's load information. */
4514 qla24xx_read_flash_data(vha, dcode, faddr, 4);
4516 risc_addr = be32_to_cpu(dcode[2]);
4517 *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr;
4518 risc_size = be32_to_cpu(dcode[3]);
4521 while (risc_size > 0 && rval == QLA_SUCCESS) {
4522 dlen = (uint32_t)(ha->fw_transfer_size >> 2);
4523 if (dlen > risc_size)
4526 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
4527 "addr %x, number of dwords 0x%x, offset 0x%x.\n",
4528 vha->host_no, risc_addr, dlen, faddr));
4530 qla24xx_read_flash_data(vha, dcode, faddr, dlen);
4531 for (i = 0; i < dlen; i++)
4532 dcode[i] = swab32(dcode[i]);
4534 rval = qla2x00_load_ram(vha, req->dma, risc_addr,
4537 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
4538 "segment %d of firmware\n", vha->host_no,
4540 qla_printk(KERN_WARNING, ha,
4541 "[ERROR] Failed to load segment %d of "
4542 "firmware\n", fragment);
4559 #define QLA_FW_URL "ftp://ftp.qlogic.com/outgoing/linux/firmware/"
4562 qla2x00_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
4566 uint16_t *wcode, *fwcode;
4567 uint32_t risc_addr, risc_size, fwclen, wlen, *seg;
4568 struct fw_blob *blob;
4569 struct qla_hw_data *ha = vha->hw;
4570 struct req_que *req = ha->req_q_map[0];
4572 /* Load firmware blob. */
4573 blob = qla2x00_request_firmware(vha);
4575 qla_printk(KERN_ERR, ha, "Firmware image unavailable.\n");
4576 qla_printk(KERN_ERR, ha, "Firmware images can be retrieved "
4577 "from: " QLA_FW_URL ".\n");
4578 return QLA_FUNCTION_FAILED;
4583 wcode = (uint16_t *)req->ring;
4585 fwcode = (uint16_t *)blob->fw->data;
4588 /* Validate firmware image by checking version. */
4589 if (blob->fw->size < 8 * sizeof(uint16_t)) {
4590 qla_printk(KERN_WARNING, ha,
4591 "Unable to verify integrity of firmware image (%Zd)!\n",
4593 goto fail_fw_integrity;
4595 for (i = 0; i < 4; i++)
4596 wcode[i] = be16_to_cpu(fwcode[i + 4]);
4597 if ((wcode[0] == 0xffff && wcode[1] == 0xffff && wcode[2] == 0xffff &&
4598 wcode[3] == 0xffff) || (wcode[0] == 0 && wcode[1] == 0 &&
4599 wcode[2] == 0 && wcode[3] == 0)) {
4600 qla_printk(KERN_WARNING, ha,
4601 "Unable to verify integrity of firmware image!\n");
4602 qla_printk(KERN_WARNING, ha,
4603 "Firmware data: %04x %04x %04x %04x!\n", wcode[0],
4604 wcode[1], wcode[2], wcode[3]);
4605 goto fail_fw_integrity;
4609 while (*seg && rval == QLA_SUCCESS) {
4611 *srisc_addr = *srisc_addr == 0 ? *seg : *srisc_addr;
4612 risc_size = be16_to_cpu(fwcode[3]);
4614 /* Validate firmware image size. */
4615 fwclen += risc_size * sizeof(uint16_t);
4616 if (blob->fw->size < fwclen) {
4617 qla_printk(KERN_WARNING, ha,
4618 "Unable to verify integrity of firmware image "
4619 "(%Zd)!\n", blob->fw->size);
4620 goto fail_fw_integrity;
4624 while (risc_size > 0 && rval == QLA_SUCCESS) {
4625 wlen = (uint16_t)(ha->fw_transfer_size >> 1);
4626 if (wlen > risc_size)
4629 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
4630 "addr %x, number of words 0x%x.\n", vha->host_no,
4633 for (i = 0; i < wlen; i++)
4634 wcode[i] = swab16(fwcode[i]);
4636 rval = qla2x00_load_ram(vha, req->dma, risc_addr,
4639 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
4640 "segment %d of firmware\n", vha->host_no,
4642 qla_printk(KERN_WARNING, ha,
4643 "[ERROR] Failed to load segment %d of "
4644 "firmware\n", fragment);
4660 return QLA_FUNCTION_FAILED;
4664 qla24xx_load_risc_blob(scsi_qla_host_t *vha, uint32_t *srisc_addr)
4667 int segments, fragment;
4668 uint32_t *dcode, dlen;
4672 struct fw_blob *blob;
4673 uint32_t *fwcode, fwclen;
4674 struct qla_hw_data *ha = vha->hw;
4675 struct req_que *req = ha->req_q_map[0];
4677 /* Load firmware blob. */
4678 blob = qla2x00_request_firmware(vha);
4680 qla_printk(KERN_ERR, ha, "Firmware image unavailable.\n");
4681 qla_printk(KERN_ERR, ha, "Firmware images can be retrieved "
4682 "from: " QLA_FW_URL ".\n");
4684 return QLA_FUNCTION_FAILED;
4687 qla_printk(KERN_INFO, ha,
4688 "FW: Loading via request-firmware...\n");
4692 segments = FA_RISC_CODE_SEGMENTS;
4693 dcode = (uint32_t *)req->ring;
4695 fwcode = (uint32_t *)blob->fw->data;
4698 /* Validate firmware image by checking version. */
4699 if (blob->fw->size < 8 * sizeof(uint32_t)) {
4700 qla_printk(KERN_WARNING, ha,
4701 "Unable to verify integrity of firmware image (%Zd)!\n",
4703 goto fail_fw_integrity;
4705 for (i = 0; i < 4; i++)
4706 dcode[i] = be32_to_cpu(fwcode[i + 4]);
4707 if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff &&
4708 dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) ||
4709 (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 &&
4711 qla_printk(KERN_WARNING, ha,
4712 "Unable to verify integrity of firmware image!\n");
4713 qla_printk(KERN_WARNING, ha,
4714 "Firmware data: %08x %08x %08x %08x!\n", dcode[0],
4715 dcode[1], dcode[2], dcode[3]);
4716 goto fail_fw_integrity;
4719 while (segments && rval == QLA_SUCCESS) {
4720 risc_addr = be32_to_cpu(fwcode[2]);
4721 *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr;
4722 risc_size = be32_to_cpu(fwcode[3]);
4724 /* Validate firmware image size. */
4725 fwclen += risc_size * sizeof(uint32_t);
4726 if (blob->fw->size < fwclen) {
4727 qla_printk(KERN_WARNING, ha,
4728 "Unable to verify integrity of firmware image "
4729 "(%Zd)!\n", blob->fw->size);
4731 goto fail_fw_integrity;
4735 while (risc_size > 0 && rval == QLA_SUCCESS) {
4736 dlen = (uint32_t)(ha->fw_transfer_size >> 2);
4737 if (dlen > risc_size)
4740 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
4741 "addr %x, number of dwords 0x%x.\n", vha->host_no,
4744 for (i = 0; i < dlen; i++)
4745 dcode[i] = swab32(fwcode[i]);
4747 rval = qla2x00_load_ram(vha, req->dma, risc_addr,
4750 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
4751 "segment %d of firmware\n", vha->host_no,
4753 qla_printk(KERN_WARNING, ha,
4754 "[ERROR] Failed to load segment %d of "
4755 "firmware\n", fragment);
4771 return QLA_FUNCTION_FAILED;
4775 qla24xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
4779 if (ql2xfwloadbin == 1)
4780 return qla81xx_load_risc(vha, srisc_addr);
4784 * 1) Firmware via request-firmware interface (.bin file).
4785 * 2) Firmware residing in flash.
4787 rval = qla24xx_load_risc_blob(vha, srisc_addr);
4788 if (rval == QLA_SUCCESS)
4791 return qla24xx_load_risc_flash(vha, srisc_addr,
4792 vha->hw->flt_region_fw);
4796 qla81xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
4799 struct qla_hw_data *ha = vha->hw;
4801 if (ql2xfwloadbin == 2)
4806 * 1) Firmware residing in flash.
4807 * 2) Firmware via request-firmware interface (.bin file).
4808 * 3) Golden-Firmware residing in flash -- limited operation.
4810 rval = qla24xx_load_risc_flash(vha, srisc_addr, ha->flt_region_fw);
4811 if (rval == QLA_SUCCESS)
4815 rval = qla24xx_load_risc_blob(vha, srisc_addr);
4816 if (rval == QLA_SUCCESS || !ha->flt_region_gold_fw)
4819 qla_printk(KERN_ERR, ha,
4820 "FW: Attempting to fallback to golden firmware...\n");
4821 rval = qla24xx_load_risc_flash(vha, srisc_addr, ha->flt_region_gold_fw);
4822 if (rval != QLA_SUCCESS)
4825 qla_printk(KERN_ERR, ha,
4826 "FW: Please update operational firmware...\n");
4827 ha->flags.running_gold_fw = 1;
4833 qla2x00_try_to_stop_firmware(scsi_qla_host_t *vha)
4836 struct qla_hw_data *ha = vha->hw;
4838 if (ha->flags.pci_channel_io_perm_failure)
4840 if (!IS_FWI2_CAPABLE(ha))
4842 if (!ha->fw_major_version)
4845 ret = qla2x00_stop_firmware(vha);
4846 for (retries = 5; ret != QLA_SUCCESS && ret != QLA_FUNCTION_TIMEOUT &&
4847 ret != QLA_INVALID_COMMAND && retries ; retries--) {
4848 ha->isp_ops->reset_chip(vha);
4849 if (ha->isp_ops->chip_diag(vha) != QLA_SUCCESS)
4851 if (qla2x00_setup_chip(vha) != QLA_SUCCESS)
4853 qla_printk(KERN_INFO, ha,
4854 "Attempting retry of stop-firmware command...\n");
4855 ret = qla2x00_stop_firmware(vha);
4860 qla24xx_configure_vhba(scsi_qla_host_t *vha)
4862 int rval = QLA_SUCCESS;
4863 uint16_t mb[MAILBOX_REGISTER_COUNT];
4864 struct qla_hw_data *ha = vha->hw;
4865 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
4866 struct req_que *req;
4867 struct rsp_que *rsp;
4872 rval = qla2x00_fw_ready(base_vha);
4873 if (ha->flags.cpu_affinity_enabled)
4874 req = ha->req_q_map[0];
4879 if (rval == QLA_SUCCESS) {
4880 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
4881 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL);
4884 vha->flags.management_server_logged_in = 0;
4886 /* Login to SNS first */
4887 ha->isp_ops->fabric_login(vha, NPH_SNS, 0xff, 0xff, 0xfc, mb, BIT_1);
4888 if (mb[0] != MBS_COMMAND_COMPLETE) {
4889 DEBUG15(qla_printk(KERN_INFO, ha,
4890 "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x "
4891 "mb[2]=%x mb[6]=%x mb[7]=%x\n", NPH_SNS,
4892 mb[0], mb[1], mb[2], mb[6], mb[7]));
4893 return (QLA_FUNCTION_FAILED);
4896 atomic_set(&vha->loop_down_timer, 0);
4897 atomic_set(&vha->loop_state, LOOP_UP);
4898 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
4899 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
4900 rval = qla2x00_loop_resync(base_vha);
4905 /* 84XX Support **************************************************************/
4907 static LIST_HEAD(qla_cs84xx_list);
4908 static DEFINE_MUTEX(qla_cs84xx_mutex);
4910 static struct qla_chip_state_84xx *
4911 qla84xx_get_chip(struct scsi_qla_host *vha)
4913 struct qla_chip_state_84xx *cs84xx;
4914 struct qla_hw_data *ha = vha->hw;
4916 mutex_lock(&qla_cs84xx_mutex);
4918 /* Find any shared 84xx chip. */
4919 list_for_each_entry(cs84xx, &qla_cs84xx_list, list) {
4920 if (cs84xx->bus == ha->pdev->bus) {
4921 kref_get(&cs84xx->kref);
4926 cs84xx = kzalloc(sizeof(*cs84xx), GFP_KERNEL);
4930 kref_init(&cs84xx->kref);
4931 spin_lock_init(&cs84xx->access_lock);
4932 mutex_init(&cs84xx->fw_update_mutex);
4933 cs84xx->bus = ha->pdev->bus;
4935 list_add_tail(&cs84xx->list, &qla_cs84xx_list);
4937 mutex_unlock(&qla_cs84xx_mutex);
4942 __qla84xx_chip_release(struct kref *kref)
4944 struct qla_chip_state_84xx *cs84xx =
4945 container_of(kref, struct qla_chip_state_84xx, kref);
4947 mutex_lock(&qla_cs84xx_mutex);
4948 list_del(&cs84xx->list);
4949 mutex_unlock(&qla_cs84xx_mutex);
4954 qla84xx_put_chip(struct scsi_qla_host *vha)
4956 struct qla_hw_data *ha = vha->hw;
4958 kref_put(&ha->cs84xx->kref, __qla84xx_chip_release);
4962 qla84xx_init_chip(scsi_qla_host_t *vha)
4966 struct qla_hw_data *ha = vha->hw;
4968 mutex_lock(&ha->cs84xx->fw_update_mutex);
4970 rval = qla84xx_verify_chip(vha, status);
4972 mutex_unlock(&ha->cs84xx->fw_update_mutex);
4974 return rval != QLA_SUCCESS || status[0] ? QLA_FUNCTION_FAILED:
4978 /* 81XX Support **************************************************************/
4981 qla81xx_nvram_config(scsi_qla_host_t *vha)
4984 struct init_cb_81xx *icb;
4985 struct nvram_81xx *nv;
4987 uint8_t *dptr1, *dptr2;
4990 struct qla_hw_data *ha = vha->hw;
4993 icb = (struct init_cb_81xx *)ha->init_cb;
4996 /* Determine NVRAM starting address. */
4997 ha->nvram_size = sizeof(struct nvram_81xx);
4998 ha->vpd_size = FA_NVRAM_VPD_SIZE;
5000 /* Get VPD data into cache */
5001 ha->vpd = ha->nvram + VPD_OFFSET;
5002 ha->isp_ops->read_optrom(vha, ha->vpd, ha->flt_region_vpd << 2,
5005 /* Get NVRAM data into cache and calculate checksum. */
5006 ha->isp_ops->read_optrom(vha, ha->nvram, ha->flt_region_nvram << 2,
5008 dptr = (uint32_t *)nv;
5009 for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++)
5010 chksum += le32_to_cpu(*dptr++);
5012 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", vha->host_no));
5013 DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size));
5015 /* Bad NVRAM data, set defaults parameters. */
5016 if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || nv->id[2] != 'P'
5017 || nv->id[3] != ' ' ||
5018 nv->nvram_version < __constant_cpu_to_le16(ICB_VERSION)) {
5019 /* Reset NVRAM data. */
5020 qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: "
5021 "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0],
5022 le16_to_cpu(nv->nvram_version));
5023 qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet "
5024 "invalid -- WWPN) defaults.\n");
5027 * Set default initialization control block.
5029 memset(nv, 0, ha->nvram_size);
5030 nv->nvram_version = __constant_cpu_to_le16(ICB_VERSION);
5031 nv->version = __constant_cpu_to_le16(ICB_VERSION);
5032 nv->frame_payload_size = __constant_cpu_to_le16(2048);
5033 nv->execution_throttle = __constant_cpu_to_le16(0xFFFF);
5034 nv->exchange_count = __constant_cpu_to_le16(0);
5035 nv->port_name[0] = 0x21;
5036 nv->port_name[1] = 0x00 + ha->port_no;
5037 nv->port_name[2] = 0x00;
5038 nv->port_name[3] = 0xe0;
5039 nv->port_name[4] = 0x8b;
5040 nv->port_name[5] = 0x1c;
5041 nv->port_name[6] = 0x55;
5042 nv->port_name[7] = 0x86;
5043 nv->node_name[0] = 0x20;
5044 nv->node_name[1] = 0x00;
5045 nv->node_name[2] = 0x00;
5046 nv->node_name[3] = 0xe0;
5047 nv->node_name[4] = 0x8b;
5048 nv->node_name[5] = 0x1c;
5049 nv->node_name[6] = 0x55;
5050 nv->node_name[7] = 0x86;
5051 nv->login_retry_count = __constant_cpu_to_le16(8);
5052 nv->interrupt_delay_timer = __constant_cpu_to_le16(0);
5053 nv->login_timeout = __constant_cpu_to_le16(0);
5054 nv->firmware_options_1 =
5055 __constant_cpu_to_le32(BIT_14|BIT_13|BIT_2|BIT_1);
5056 nv->firmware_options_2 = __constant_cpu_to_le32(2 << 4);
5057 nv->firmware_options_2 |= __constant_cpu_to_le32(BIT_12);
5058 nv->firmware_options_3 = __constant_cpu_to_le32(2 << 13);
5059 nv->host_p = __constant_cpu_to_le32(BIT_11|BIT_10);
5060 nv->efi_parameters = __constant_cpu_to_le32(0);
5061 nv->reset_delay = 5;
5062 nv->max_luns_per_target = __constant_cpu_to_le16(128);
5063 nv->port_down_retry_count = __constant_cpu_to_le16(30);
5064 nv->link_down_timeout = __constant_cpu_to_le16(30);
5065 nv->enode_mac[0] = 0x00;
5066 nv->enode_mac[1] = 0x02;
5067 nv->enode_mac[2] = 0x03;
5068 nv->enode_mac[3] = 0x04;
5069 nv->enode_mac[4] = 0x05;
5070 nv->enode_mac[5] = 0x06 + ha->port_no;
5075 /* Reset Initialization control block */
5076 memset(icb, 0, sizeof(struct init_cb_81xx));
5078 /* Copy 1st segment. */
5079 dptr1 = (uint8_t *)icb;
5080 dptr2 = (uint8_t *)&nv->version;
5081 cnt = (uint8_t *)&icb->response_q_inpointer - (uint8_t *)&icb->version;
5083 *dptr1++ = *dptr2++;
5085 icb->login_retry_count = nv->login_retry_count;
5087 /* Copy 2nd segment. */
5088 dptr1 = (uint8_t *)&icb->interrupt_delay_timer;
5089 dptr2 = (uint8_t *)&nv->interrupt_delay_timer;
5090 cnt = (uint8_t *)&icb->reserved_5 -
5091 (uint8_t *)&icb->interrupt_delay_timer;
5093 *dptr1++ = *dptr2++;
5095 memcpy(icb->enode_mac, nv->enode_mac, sizeof(icb->enode_mac));
5096 /* Some boards (with valid NVRAMs) still have NULL enode_mac!! */
5097 if (!memcmp(icb->enode_mac, "\0\0\0\0\0\0", sizeof(icb->enode_mac))) {
5098 icb->enode_mac[0] = 0x01;
5099 icb->enode_mac[1] = 0x02;
5100 icb->enode_mac[2] = 0x03;
5101 icb->enode_mac[3] = 0x04;
5102 icb->enode_mac[4] = 0x05;
5103 icb->enode_mac[5] = 0x06 + ha->port_no;
5106 /* Use extended-initialization control block. */
5107 memcpy(ha->ex_init_cb, &nv->ex_version, sizeof(*ha->ex_init_cb));
5110 * Setup driver NVRAM options.
5112 qla2x00_set_model_info(vha, nv->model_name, sizeof(nv->model_name),
5115 /* Use alternate WWN? */
5116 if (nv->host_p & __constant_cpu_to_le32(BIT_15)) {
5117 memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE);
5118 memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE);
5121 /* Prepare nodename */
5122 if ((icb->firmware_options_1 & __constant_cpu_to_le32(BIT_14)) == 0) {
5124 * Firmware will apply the following mask if the nodename was
5127 memcpy(icb->node_name, icb->port_name, WWN_SIZE);
5128 icb->node_name[0] &= 0xF0;
5131 /* Set host adapter parameters. */
5132 ha->flags.disable_risc_code_load = 0;
5133 ha->flags.enable_lip_reset = 0;
5134 ha->flags.enable_lip_full_login =
5135 le32_to_cpu(nv->host_p) & BIT_10 ? 1: 0;
5136 ha->flags.enable_target_reset =
5137 le32_to_cpu(nv->host_p) & BIT_11 ? 1: 0;
5138 ha->flags.enable_led_scheme = 0;
5139 ha->flags.disable_serdes = le32_to_cpu(nv->host_p) & BIT_5 ? 1: 0;
5141 ha->operating_mode = (le32_to_cpu(icb->firmware_options_2) &
5142 (BIT_6 | BIT_5 | BIT_4)) >> 4;
5144 /* save HBA serial number */
5145 ha->serial0 = icb->port_name[5];
5146 ha->serial1 = icb->port_name[6];
5147 ha->serial2 = icb->port_name[7];
5148 memcpy(vha->node_name, icb->node_name, WWN_SIZE);
5149 memcpy(vha->port_name, icb->port_name, WWN_SIZE);
5151 icb->execution_throttle = __constant_cpu_to_le16(0xFFFF);
5153 ha->retry_count = le16_to_cpu(nv->login_retry_count);
5155 /* Set minimum login_timeout to 4 seconds. */
5156 if (le16_to_cpu(nv->login_timeout) < ql2xlogintimeout)
5157 nv->login_timeout = cpu_to_le16(ql2xlogintimeout);
5158 if (le16_to_cpu(nv->login_timeout) < 4)
5159 nv->login_timeout = __constant_cpu_to_le16(4);
5160 ha->login_timeout = le16_to_cpu(nv->login_timeout);
5161 icb->login_timeout = nv->login_timeout;
5163 /* Set minimum RATOV to 100 tenths of a second. */
5166 ha->loop_reset_delay = nv->reset_delay;
5168 /* Link Down Timeout = 0:
5170 * When Port Down timer expires we will start returning
5171 * I/O's to OS with "DID_NO_CONNECT".
5173 * Link Down Timeout != 0:
5175 * The driver waits for the link to come up after link down
5176 * before returning I/Os to OS with "DID_NO_CONNECT".
5178 if (le16_to_cpu(nv->link_down_timeout) == 0) {
5179 ha->loop_down_abort_time =
5180 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
5182 ha->link_down_timeout = le16_to_cpu(nv->link_down_timeout);
5183 ha->loop_down_abort_time =
5184 (LOOP_DOWN_TIME - ha->link_down_timeout);
5187 /* Need enough time to try and get the port back. */
5188 ha->port_down_retry_count = le16_to_cpu(nv->port_down_retry_count);
5189 if (qlport_down_retry)
5190 ha->port_down_retry_count = qlport_down_retry;
5192 /* Set login_retry_count */
5193 ha->login_retry_count = le16_to_cpu(nv->login_retry_count);
5194 if (ha->port_down_retry_count ==
5195 le16_to_cpu(nv->port_down_retry_count) &&
5196 ha->port_down_retry_count > 3)
5197 ha->login_retry_count = ha->port_down_retry_count;
5198 else if (ha->port_down_retry_count > (int)ha->login_retry_count)
5199 ha->login_retry_count = ha->port_down_retry_count;
5200 if (ql2xloginretrycount)
5201 ha->login_retry_count = ql2xloginretrycount;
5204 if (!vha->flags.init_done) {
5205 ha->zio_mode = le32_to_cpu(icb->firmware_options_2) &
5206 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
5207 ha->zio_timer = le16_to_cpu(icb->interrupt_delay_timer) ?
5208 le16_to_cpu(icb->interrupt_delay_timer): 2;
5210 icb->firmware_options_2 &= __constant_cpu_to_le32(
5211 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0));
5212 vha->flags.process_response_queue = 0;
5213 if (ha->zio_mode != QLA_ZIO_DISABLED) {
5214 ha->zio_mode = QLA_ZIO_MODE_6;
5216 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer delay "
5217 "(%d us).\n", vha->host_no, ha->zio_mode,
5218 ha->zio_timer * 100));
5219 qla_printk(KERN_INFO, ha,
5220 "ZIO mode %d enabled; timer delay (%d us).\n",
5221 ha->zio_mode, ha->zio_timer * 100);
5223 icb->firmware_options_2 |= cpu_to_le32(
5224 (uint32_t)ha->zio_mode);
5225 icb->interrupt_delay_timer = cpu_to_le16(ha->zio_timer);
5226 vha->flags.process_response_queue = 1;
5230 DEBUG2_3(printk(KERN_WARNING
5231 "scsi(%ld): NVRAM configuration failed!\n", vha->host_no));
5237 qla82xx_restart_isp(scsi_qla_host_t *vha)
5241 struct qla_hw_data *ha = vha->hw;
5242 struct req_que *req = ha->req_q_map[0];
5243 struct rsp_que *rsp = ha->rsp_q_map[0];
5244 struct scsi_qla_host *vp;
5245 unsigned long flags;
5247 status = qla2x00_init_rings(vha);
5249 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
5250 ha->flags.chip_reset_done = 1;
5252 status = qla2x00_fw_ready(vha);
5254 qla_printk(KERN_INFO, ha,
5255 "%s(): Start configure loop, "
5256 "status = %d\n", __func__, status);
5258 /* Issue a marker after FW becomes ready. */
5259 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL);
5261 vha->flags.online = 1;
5262 /* Wait at most MAX_TARGET RSCNs for a stable link. */
5265 clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
5266 qla2x00_configure_loop(vha);
5268 } while (!atomic_read(&vha->loop_down_timer) &&
5269 !(test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags)) &&
5271 (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)));
5274 /* if no cable then assume it's good */
5275 if ((vha->device_flags & DFLG_NO_CABLE))
5278 qla_printk(KERN_INFO, ha,
5279 "%s(): Configure loop done, status = 0x%x\n",
5284 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
5286 if (!atomic_read(&vha->loop_down_timer)) {
5288 * Issue marker command only when we are going
5289 * to start the I/O .
5291 vha->marker_needed = 1;
5294 vha->flags.online = 1;
5296 ha->isp_ops->enable_intrs(ha);
5298 ha->isp_abort_cnt = 0;
5299 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
5302 ha->flags.fce_enabled = 1;
5304 fce_calc_size(ha->fce_bufs));
5305 rval = qla2x00_enable_fce_trace(vha,
5306 ha->fce_dma, ha->fce_bufs, ha->fce_mb,
5309 qla_printk(KERN_WARNING, ha,
5310 "Unable to reinitialize FCE "
5312 ha->flags.fce_enabled = 0;
5317 memset(ha->eft, 0, EFT_SIZE);
5318 rval = qla2x00_enable_eft_trace(vha,
5319 ha->eft_dma, EFT_NUM_BUFFERS);
5321 qla_printk(KERN_WARNING, ha,
5322 "Unable to reinitialize EFT "
5329 DEBUG(printk(KERN_INFO
5330 "qla82xx_restart_isp(%ld): succeeded.\n",
5333 spin_lock_irqsave(&ha->vport_slock, flags);
5334 list_for_each_entry(vp, &ha->vp_list, list) {
5336 atomic_inc(&vp->vref_count);
5337 spin_unlock_irqrestore(&ha->vport_slock, flags);
5339 qla2x00_vp_abort_isp(vp);
5341 spin_lock_irqsave(&ha->vport_slock, flags);
5342 atomic_dec(&vp->vref_count);
5345 spin_unlock_irqrestore(&ha->vport_slock, flags);
5348 qla_printk(KERN_INFO, ha,
5349 "qla82xx_restart_isp: **** FAILED ****\n");
5356 qla81xx_update_fw_options(scsi_qla_host_t *vha)
5358 struct qla_hw_data *ha = vha->hw;
5363 /* Enable ETS Burst. */
5364 memset(ha->fw_options, 0, sizeof(ha->fw_options));
5365 ha->fw_options[2] |= BIT_9;
5366 qla2x00_set_fw_options(vha, ha->fw_options);
5370 * qla24xx_get_fcp_prio
5371 * Gets the fcp cmd priority value for the logged in port.
5372 * Looks for a match of the port descriptors within
5373 * each of the fcp prio config entries. If a match is found,
5374 * the tag (priority) value is returned.
5377 * ha = adapter block po
5378 * fcport = port structure pointer.
5381 * non-zero (if found)
5388 qla24xx_get_fcp_prio(scsi_qla_host_t *vha, fc_port_t *fcport)
5391 uint8_t pid_match, wwn_match;
5393 uint32_t pid1, pid2;
5394 uint64_t wwn1, wwn2;
5395 struct qla_fcp_prio_entry *pri_entry;
5396 struct qla_hw_data *ha = vha->hw;
5398 if (!ha->fcp_prio_cfg || !ha->flags.fcp_prio_enabled)
5402 entries = ha->fcp_prio_cfg->num_entries;
5403 pri_entry = &ha->fcp_prio_cfg->entry[0];
5405 for (i = 0; i < entries; i++) {
5406 pid_match = wwn_match = 0;
5408 if (!(pri_entry->flags & FCP_PRIO_ENTRY_VALID)) {
5413 /* check source pid for a match */
5414 if (pri_entry->flags & FCP_PRIO_ENTRY_SPID_VALID) {
5415 pid1 = pri_entry->src_pid & INVALID_PORT_ID;
5416 pid2 = vha->d_id.b24 & INVALID_PORT_ID;
5417 if (pid1 == INVALID_PORT_ID)
5419 else if (pid1 == pid2)
5423 /* check destination pid for a match */
5424 if (pri_entry->flags & FCP_PRIO_ENTRY_DPID_VALID) {
5425 pid1 = pri_entry->dst_pid & INVALID_PORT_ID;
5426 pid2 = fcport->d_id.b24 & INVALID_PORT_ID;
5427 if (pid1 == INVALID_PORT_ID)
5429 else if (pid1 == pid2)
5433 /* check source WWN for a match */
5434 if (pri_entry->flags & FCP_PRIO_ENTRY_SWWN_VALID) {
5435 wwn1 = wwn_to_u64(vha->port_name);
5436 wwn2 = wwn_to_u64(pri_entry->src_wwpn);
5437 if (wwn2 == (uint64_t)-1)
5439 else if (wwn1 == wwn2)
5443 /* check destination WWN for a match */
5444 if (pri_entry->flags & FCP_PRIO_ENTRY_DWWN_VALID) {
5445 wwn1 = wwn_to_u64(fcport->port_name);
5446 wwn2 = wwn_to_u64(pri_entry->dst_wwpn);
5447 if (wwn2 == (uint64_t)-1)
5449 else if (wwn1 == wwn2)
5453 if (pid_match == 2 || wwn_match == 2) {
5454 /* Found a matching entry */
5455 if (pri_entry->flags & FCP_PRIO_ENTRY_TAG_VALID)
5456 priority = pri_entry->tag;
5467 * qla24xx_update_fcport_fcp_prio
5468 * Activates fcp priority for the logged in fc port
5471 * ha = adapter block pointer.
5472 * fcp = port structure pointer.
5475 * QLA_SUCCESS or QLA_FUNCTION_FAILED
5481 qla24xx_update_fcport_fcp_prio(scsi_qla_host_t *ha, fc_port_t *fcport)
5487 if (atomic_read(&fcport->state) == FCS_UNCONFIGURED ||
5488 fcport->port_type != FCT_TARGET ||
5489 fcport->loop_id == FC_NO_LOOP_ID)
5490 return QLA_FUNCTION_FAILED;
5492 priority = qla24xx_get_fcp_prio(ha, fcport);
5493 ret = qla24xx_set_fcp_prio(ha, fcport->loop_id, priority, mb);
5494 if (ret == QLA_SUCCESS)
5495 fcport->fcp_prio = priority;
5497 DEBUG2(printk(KERN_WARNING
5498 "scsi(%ld): Unable to activate fcp priority, "
5499 " ret=0x%x\n", ha->host_no, ret));
5505 * qla24xx_update_all_fcp_prio
5506 * Activates fcp priority for all the logged in ports
5509 * ha = adapter block pointer.
5512 * QLA_SUCCESS or QLA_FUNCTION_FAILED
5518 qla24xx_update_all_fcp_prio(scsi_qla_host_t *vha)
5523 ret = QLA_FUNCTION_FAILED;
5524 /* We need to set priority for all logged in ports */
5525 list_for_each_entry(fcport, &vha->vp_fcports, list)
5526 ret = qla24xx_update_fcport_fcp_prio(vha, fcport);