2 * QLogic Fibre Channel HBA Driver
3 * Copyright (c) 2003-2011 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(&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 qla2x00_post_async_adisc_work(vha, fcport, data);
392 qla2x00_update_fcport(vha, fcport);
394 case MBS_COMMAND_ERROR:
395 fcport->flags &= ~FCF_ASYNC_SENT;
396 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
397 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
399 qla2x00_mark_device_lost(vha, fcport, 1, 0);
401 case MBS_PORT_ID_USED:
402 fcport->loop_id = data[1];
403 qla2x00_post_async_logout_work(vha, fcport, NULL);
404 qla2x00_post_async_login_work(vha, fcport, NULL);
406 case MBS_LOOP_ID_USED:
408 rval = qla2x00_find_new_loop_id(vha, fcport);
409 if (rval != QLA_SUCCESS) {
410 fcport->flags &= ~FCF_ASYNC_SENT;
411 qla2x00_mark_device_lost(vha, fcport, 1, 0);
414 qla2x00_post_async_login_work(vha, fcport, NULL);
421 qla2x00_async_logout_done(struct scsi_qla_host *vha, fc_port_t *fcport,
424 qla2x00_mark_device_lost(vha, fcport, 1, 0);
429 qla2x00_async_adisc_done(struct scsi_qla_host *vha, fc_port_t *fcport,
432 if (data[0] == MBS_COMMAND_COMPLETE) {
433 qla2x00_update_fcport(vha, fcport);
439 fcport->flags &= ~FCF_ASYNC_SENT;
440 if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
441 set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
443 qla2x00_mark_device_lost(vha, fcport, 1, 0);
449 qla2x00_async_tm_cmd_done(struct scsi_qla_host *vha, fc_port_t *fcport,
450 struct srb_iocb *iocb)
456 flags = iocb->u.tmf.flags;
457 lun = (uint16_t)iocb->u.tmf.lun;
459 /* Issue Marker IOCB */
460 rval = qla2x00_marker(vha, vha->hw->req_q_map[0],
461 vha->hw->rsp_q_map[0], fcport->loop_id, lun,
462 flags == TCF_LUN_RESET ? MK_SYNC_ID_LUN : MK_SYNC_ID);
464 if ((rval != QLA_SUCCESS) || iocb->u.tmf.data) {
465 DEBUG2_3_11(printk(KERN_WARNING
466 "%s(%ld): TM IOCB failed (%x).\n",
467 __func__, vha->host_no, rval));
473 /****************************************************************************/
474 /* QLogic ISP2x00 Hardware Support Functions. */
475 /****************************************************************************/
478 * qla2x00_initialize_adapter
482 * ha = adapter block pointer.
488 qla2x00_initialize_adapter(scsi_qla_host_t *vha)
491 struct qla_hw_data *ha = vha->hw;
492 struct req_que *req = ha->req_q_map[0];
494 /* Clear adapter flags. */
495 vha->flags.online = 0;
496 ha->flags.chip_reset_done = 0;
497 vha->flags.reset_active = 0;
498 ha->flags.pci_channel_io_perm_failure = 0;
499 ha->flags.eeh_busy = 0;
500 ha->flags.thermal_supported = 1;
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 * qla81xx_reset_mpi() - Reset's MPI FW via Write MPI Register MBC.
959 * Returns 0 on success.
962 qla81xx_reset_mpi(scsi_qla_host_t *vha)
964 uint16_t mb[4] = {0x1010, 0, 1, 0};
966 return qla81xx_write_mpi_register(vha, mb);
970 * qla24xx_reset_risc() - Perform full reset of ISP24xx RISC.
973 * Returns 0 on success.
976 qla24xx_reset_risc(scsi_qla_host_t *vha)
978 unsigned long flags = 0;
979 struct qla_hw_data *ha = vha->hw;
980 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
983 static int abts_cnt; /* ISP abort retry counts */
985 spin_lock_irqsave(&ha->hardware_lock, flags);
988 WRT_REG_DWORD(®->ctrl_status, CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
989 for (cnt = 0; cnt < 30000; cnt++) {
990 if ((RD_REG_DWORD(®->ctrl_status) & CSRX_DMA_ACTIVE) == 0)
996 WRT_REG_DWORD(®->ctrl_status,
997 CSRX_ISP_SOFT_RESET|CSRX_DMA_SHUTDOWN|MWB_4096_BYTES);
998 pci_read_config_word(ha->pdev, PCI_COMMAND, &wd);
1001 /* Wait for firmware to complete NVRAM accesses. */
1002 d2 = (uint32_t) RD_REG_WORD(®->mailbox0);
1003 for (cnt = 10000 ; cnt && d2; cnt--) {
1005 d2 = (uint32_t) RD_REG_WORD(®->mailbox0);
1009 /* Wait for soft-reset to complete. */
1010 d2 = RD_REG_DWORD(®->ctrl_status);
1011 for (cnt = 6000000 ; cnt && (d2 & CSRX_ISP_SOFT_RESET); cnt--) {
1013 d2 = RD_REG_DWORD(®->ctrl_status);
1017 /* If required, do an MPI FW reset now */
1018 if (test_and_clear_bit(MPI_RESET_NEEDED, &vha->dpc_flags)) {
1019 if (qla81xx_reset_mpi(vha) != QLA_SUCCESS) {
1020 if (++abts_cnt < 5) {
1021 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
1022 set_bit(MPI_RESET_NEEDED, &vha->dpc_flags);
1025 * We exhausted the ISP abort retries. We have to
1026 * set the board offline.
1029 vha->flags.online = 0;
1034 WRT_REG_DWORD(®->hccr, HCCRX_SET_RISC_RESET);
1035 RD_REG_DWORD(®->hccr);
1037 WRT_REG_DWORD(®->hccr, HCCRX_REL_RISC_PAUSE);
1038 RD_REG_DWORD(®->hccr);
1040 WRT_REG_DWORD(®->hccr, HCCRX_CLR_RISC_RESET);
1041 RD_REG_DWORD(®->hccr);
1043 d2 = (uint32_t) RD_REG_WORD(®->mailbox0);
1044 for (cnt = 6000000 ; cnt && d2; cnt--) {
1046 d2 = (uint32_t) RD_REG_WORD(®->mailbox0);
1050 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1052 if (IS_NOPOLLING_TYPE(ha))
1053 ha->isp_ops->enable_intrs(ha);
1057 * qla24xx_reset_chip() - Reset ISP24xx chip.
1060 * Returns 0 on success.
1063 qla24xx_reset_chip(scsi_qla_host_t *vha)
1065 struct qla_hw_data *ha = vha->hw;
1067 if (pci_channel_offline(ha->pdev) &&
1068 ha->flags.pci_channel_io_perm_failure) {
1072 ha->isp_ops->disable_intrs(ha);
1074 /* Perform RISC reset. */
1075 qla24xx_reset_risc(vha);
1079 * qla2x00_chip_diag() - Test chip for proper operation.
1082 * Returns 0 on success.
1085 qla2x00_chip_diag(scsi_qla_host_t *vha)
1088 struct qla_hw_data *ha = vha->hw;
1089 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1090 unsigned long flags = 0;
1094 struct req_que *req = ha->req_q_map[0];
1096 /* Assume a failed state */
1097 rval = QLA_FUNCTION_FAILED;
1099 DEBUG3(printk("scsi(%ld): Testing device at %lx.\n",
1100 vha->host_no, (u_long)®->flash_address));
1102 spin_lock_irqsave(&ha->hardware_lock, flags);
1104 /* Reset ISP chip. */
1105 WRT_REG_WORD(®->ctrl_status, CSR_ISP_SOFT_RESET);
1108 * We need to have a delay here since the card will not respond while
1109 * in reset causing an MCA on some architectures.
1112 data = qla2x00_debounce_register(®->ctrl_status);
1113 for (cnt = 6000000 ; cnt && (data & CSR_ISP_SOFT_RESET); cnt--) {
1115 data = RD_REG_WORD(®->ctrl_status);
1120 goto chip_diag_failed;
1122 DEBUG3(printk("scsi(%ld): Reset register cleared by chip reset\n",
1125 /* Reset RISC processor. */
1126 WRT_REG_WORD(®->hccr, HCCR_RESET_RISC);
1127 WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC);
1129 /* Workaround for QLA2312 PCI parity error */
1130 if (IS_QLA2100(ha) || IS_QLA2200(ha) || IS_QLA2300(ha)) {
1131 data = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 0));
1132 for (cnt = 6000000; cnt && (data == MBS_BUSY); cnt--) {
1134 data = RD_MAILBOX_REG(ha, reg, 0);
1141 goto chip_diag_failed;
1143 /* Check product ID of chip */
1144 DEBUG3(printk("scsi(%ld): Checking product ID of chip\n", vha->host_no));
1146 mb[1] = RD_MAILBOX_REG(ha, reg, 1);
1147 mb[2] = RD_MAILBOX_REG(ha, reg, 2);
1148 mb[3] = RD_MAILBOX_REG(ha, reg, 3);
1149 mb[4] = qla2x00_debounce_register(MAILBOX_REG(ha, reg, 4));
1150 if (mb[1] != PROD_ID_1 || (mb[2] != PROD_ID_2 && mb[2] != PROD_ID_2a) ||
1151 mb[3] != PROD_ID_3) {
1152 qla_printk(KERN_WARNING, ha,
1153 "Wrong product ID = 0x%x,0x%x,0x%x\n", mb[1], mb[2], mb[3]);
1155 goto chip_diag_failed;
1157 ha->product_id[0] = mb[1];
1158 ha->product_id[1] = mb[2];
1159 ha->product_id[2] = mb[3];
1160 ha->product_id[3] = mb[4];
1162 /* Adjust fw RISC transfer size */
1163 if (req->length > 1024)
1164 ha->fw_transfer_size = REQUEST_ENTRY_SIZE * 1024;
1166 ha->fw_transfer_size = REQUEST_ENTRY_SIZE *
1169 if (IS_QLA2200(ha) &&
1170 RD_MAILBOX_REG(ha, reg, 7) == QLA2200A_RISC_ROM_VER) {
1171 /* Limit firmware transfer size with a 2200A */
1172 DEBUG3(printk("scsi(%ld): Found QLA2200A chip.\n",
1175 ha->device_type |= DT_ISP2200A;
1176 ha->fw_transfer_size = 128;
1179 /* Wrap Incoming Mailboxes Test. */
1180 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1182 DEBUG3(printk("scsi(%ld): Checking mailboxes.\n", vha->host_no));
1183 rval = qla2x00_mbx_reg_test(vha);
1185 DEBUG(printk("scsi(%ld): Failed mailbox send register test\n",
1187 qla_printk(KERN_WARNING, ha,
1188 "Failed mailbox send register test\n");
1191 /* Flag a successful rval */
1194 spin_lock_irqsave(&ha->hardware_lock, flags);
1198 DEBUG2_3(printk("scsi(%ld): Chip diagnostics **** FAILED "
1199 "****\n", vha->host_no));
1201 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1207 * qla24xx_chip_diag() - Test ISP24xx for proper operation.
1210 * Returns 0 on success.
1213 qla24xx_chip_diag(scsi_qla_host_t *vha)
1216 struct qla_hw_data *ha = vha->hw;
1217 struct req_que *req = ha->req_q_map[0];
1222 ha->fw_transfer_size = REQUEST_ENTRY_SIZE * req->length;
1224 rval = qla2x00_mbx_reg_test(vha);
1226 DEBUG(printk("scsi(%ld): Failed mailbox send register test\n",
1228 qla_printk(KERN_WARNING, ha,
1229 "Failed mailbox send register test\n");
1231 /* Flag a successful rval */
1239 qla2x00_alloc_fw_dump(scsi_qla_host_t *vha)
1242 uint32_t dump_size, fixed_size, mem_size, req_q_size, rsp_q_size,
1243 eft_size, fce_size, mq_size;
1246 struct qla_hw_data *ha = vha->hw;
1247 struct req_que *req = ha->req_q_map[0];
1248 struct rsp_que *rsp = ha->rsp_q_map[0];
1251 qla_printk(KERN_WARNING, ha,
1252 "Firmware dump previously allocated.\n");
1257 fixed_size = mem_size = eft_size = fce_size = mq_size = 0;
1258 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
1259 fixed_size = sizeof(struct qla2100_fw_dump);
1260 } else if (IS_QLA23XX(ha)) {
1261 fixed_size = offsetof(struct qla2300_fw_dump, data_ram);
1262 mem_size = (ha->fw_memory_size - 0x11000 + 1) *
1264 } else if (IS_FWI2_CAPABLE(ha)) {
1266 fixed_size = offsetof(struct qla81xx_fw_dump, ext_mem);
1267 else if (IS_QLA25XX(ha))
1268 fixed_size = offsetof(struct qla25xx_fw_dump, ext_mem);
1270 fixed_size = offsetof(struct qla24xx_fw_dump, ext_mem);
1271 mem_size = (ha->fw_memory_size - 0x100000 + 1) *
1274 mq_size = sizeof(struct qla2xxx_mq_chain);
1275 /* Allocate memory for Fibre Channel Event Buffer. */
1276 if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha))
1279 tc = dma_alloc_coherent(&ha->pdev->dev, FCE_SIZE, &tc_dma,
1282 qla_printk(KERN_WARNING, ha, "Unable to allocate "
1283 "(%d KB) for FCE.\n", FCE_SIZE / 1024);
1287 memset(tc, 0, FCE_SIZE);
1288 rval = qla2x00_enable_fce_trace(vha, tc_dma, FCE_NUM_BUFFERS,
1289 ha->fce_mb, &ha->fce_bufs);
1291 qla_printk(KERN_WARNING, ha, "Unable to initialize "
1292 "FCE (%d).\n", rval);
1293 dma_free_coherent(&ha->pdev->dev, FCE_SIZE, tc,
1295 ha->flags.fce_enabled = 0;
1299 qla_printk(KERN_INFO, ha, "Allocated (%d KB) for FCE...\n",
1302 fce_size = sizeof(struct qla2xxx_fce_chain) + FCE_SIZE;
1303 ha->flags.fce_enabled = 1;
1304 ha->fce_dma = tc_dma;
1307 /* Allocate memory for Extended Trace Buffer. */
1308 tc = dma_alloc_coherent(&ha->pdev->dev, EFT_SIZE, &tc_dma,
1311 qla_printk(KERN_WARNING, ha, "Unable to allocate "
1312 "(%d KB) for EFT.\n", EFT_SIZE / 1024);
1316 memset(tc, 0, EFT_SIZE);
1317 rval = qla2x00_enable_eft_trace(vha, tc_dma, EFT_NUM_BUFFERS);
1319 qla_printk(KERN_WARNING, ha, "Unable to initialize "
1320 "EFT (%d).\n", rval);
1321 dma_free_coherent(&ha->pdev->dev, EFT_SIZE, tc,
1326 qla_printk(KERN_INFO, ha, "Allocated (%d KB) for EFT...\n",
1329 eft_size = EFT_SIZE;
1330 ha->eft_dma = tc_dma;
1334 req_q_size = req->length * sizeof(request_t);
1335 rsp_q_size = rsp->length * sizeof(response_t);
1337 dump_size = offsetof(struct qla2xxx_fw_dump, isp);
1338 dump_size += fixed_size + mem_size + req_q_size + rsp_q_size + eft_size;
1339 ha->chain_offset = dump_size;
1340 dump_size += mq_size + fce_size;
1342 ha->fw_dump = vmalloc(dump_size);
1344 qla_printk(KERN_WARNING, ha, "Unable to allocate (%d KB) for "
1345 "firmware dump!!!\n", dump_size / 1024);
1348 dma_free_coherent(&ha->pdev->dev, FCE_SIZE, ha->fce,
1355 dma_free_coherent(&ha->pdev->dev, eft_size, ha->eft,
1362 qla_printk(KERN_INFO, ha, "Allocated (%d KB) for firmware dump...\n",
1365 ha->fw_dump_len = dump_size;
1366 ha->fw_dump->signature[0] = 'Q';
1367 ha->fw_dump->signature[1] = 'L';
1368 ha->fw_dump->signature[2] = 'G';
1369 ha->fw_dump->signature[3] = 'C';
1370 ha->fw_dump->version = __constant_htonl(1);
1372 ha->fw_dump->fixed_size = htonl(fixed_size);
1373 ha->fw_dump->mem_size = htonl(mem_size);
1374 ha->fw_dump->req_q_size = htonl(req_q_size);
1375 ha->fw_dump->rsp_q_size = htonl(rsp_q_size);
1377 ha->fw_dump->eft_size = htonl(eft_size);
1378 ha->fw_dump->eft_addr_l = htonl(LSD(ha->eft_dma));
1379 ha->fw_dump->eft_addr_h = htonl(MSD(ha->eft_dma));
1381 ha->fw_dump->header_size =
1382 htonl(offsetof(struct qla2xxx_fw_dump, isp));
1386 qla81xx_mpi_sync(scsi_qla_host_t *vha)
1388 #define MPS_MASK 0xe0
1392 struct qla_hw_data *ha = vha->hw;
1394 if (!IS_QLA81XX(vha->hw))
1397 rval = qla2x00_write_ram_word(vha, 0x7c00, 1);
1398 if (rval != QLA_SUCCESS) {
1399 DEBUG2(qla_printk(KERN_WARNING, ha,
1400 "Sync-MPI: Unable to acquire semaphore.\n"));
1404 pci_read_config_word(vha->hw->pdev, 0x54, &dc);
1405 rval = qla2x00_read_ram_word(vha, 0x7a15, &dw);
1406 if (rval != QLA_SUCCESS) {
1407 DEBUG2(qla_printk(KERN_WARNING, ha,
1408 "Sync-MPI: Unable to read sync.\n"));
1413 if (dc == (dw & MPS_MASK))
1418 rval = qla2x00_write_ram_word(vha, 0x7a15, dw);
1419 if (rval != QLA_SUCCESS) {
1420 DEBUG2(qla_printk(KERN_WARNING, ha,
1421 "Sync-MPI: Unable to gain sync.\n"));
1425 rval = qla2x00_write_ram_word(vha, 0x7c00, 0);
1426 if (rval != QLA_SUCCESS) {
1427 DEBUG2(qla_printk(KERN_WARNING, ha,
1428 "Sync-MPI: Unable to release semaphore.\n"));
1436 * qla2x00_setup_chip() - Load and start RISC firmware.
1439 * Returns 0 on success.
1442 qla2x00_setup_chip(scsi_qla_host_t *vha)
1445 uint32_t srisc_address = 0;
1446 struct qla_hw_data *ha = vha->hw;
1447 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1448 unsigned long flags;
1449 uint16_t fw_major_version;
1451 if (IS_QLA82XX(ha)) {
1452 rval = ha->isp_ops->load_risc(vha, &srisc_address);
1453 if (rval == QLA_SUCCESS) {
1454 qla2x00_stop_firmware(vha);
1455 goto enable_82xx_npiv;
1460 if (!IS_FWI2_CAPABLE(ha) && !IS_QLA2100(ha) && !IS_QLA2200(ha)) {
1461 /* Disable SRAM, Instruction RAM and GP RAM parity. */
1462 spin_lock_irqsave(&ha->hardware_lock, flags);
1463 WRT_REG_WORD(®->hccr, (HCCR_ENABLE_PARITY + 0x0));
1464 RD_REG_WORD(®->hccr);
1465 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1468 qla81xx_mpi_sync(vha);
1470 /* Load firmware sequences */
1471 rval = ha->isp_ops->load_risc(vha, &srisc_address);
1472 if (rval == QLA_SUCCESS) {
1473 DEBUG(printk("scsi(%ld): Verifying Checksum of loaded RISC "
1474 "code.\n", vha->host_no));
1476 rval = qla2x00_verify_checksum(vha, srisc_address);
1477 if (rval == QLA_SUCCESS) {
1478 /* Start firmware execution. */
1479 DEBUG(printk("scsi(%ld): Checksum OK, start "
1480 "firmware.\n", vha->host_no));
1482 rval = qla2x00_execute_fw(vha, srisc_address);
1483 /* Retrieve firmware information. */
1484 if (rval == QLA_SUCCESS) {
1486 fw_major_version = ha->fw_major_version;
1487 rval = qla2x00_get_fw_version(vha,
1488 &ha->fw_major_version,
1489 &ha->fw_minor_version,
1490 &ha->fw_subminor_version,
1491 &ha->fw_attributes, &ha->fw_memory_size,
1492 ha->mpi_version, &ha->mpi_capabilities,
1494 if (rval != QLA_SUCCESS)
1496 ha->flags.npiv_supported = 0;
1497 if (IS_QLA2XXX_MIDTYPE(ha) &&
1498 (ha->fw_attributes & BIT_2)) {
1499 ha->flags.npiv_supported = 1;
1500 if ((!ha->max_npiv_vports) ||
1501 ((ha->max_npiv_vports + 1) %
1502 MIN_MULTI_ID_FABRIC))
1503 ha->max_npiv_vports =
1504 MIN_MULTI_ID_FABRIC - 1;
1506 qla2x00_get_resource_cnts(vha, NULL,
1507 &ha->fw_xcb_count, NULL, NULL,
1508 &ha->max_npiv_vports, NULL);
1510 if (!fw_major_version && ql2xallocfwdump) {
1511 if (!IS_QLA82XX(ha))
1512 qla2x00_alloc_fw_dump(vha);
1516 DEBUG2(printk(KERN_INFO
1517 "scsi(%ld): ISP Firmware failed checksum.\n",
1522 if (!IS_FWI2_CAPABLE(ha) && !IS_QLA2100(ha) && !IS_QLA2200(ha)) {
1523 /* Enable proper parity. */
1524 spin_lock_irqsave(&ha->hardware_lock, flags);
1527 WRT_REG_WORD(®->hccr, HCCR_ENABLE_PARITY + 0x1);
1529 /* SRAM, Instruction RAM and GP RAM parity */
1530 WRT_REG_WORD(®->hccr, HCCR_ENABLE_PARITY + 0x7);
1531 RD_REG_WORD(®->hccr);
1532 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1535 if (rval == QLA_SUCCESS && IS_FAC_REQUIRED(ha)) {
1538 rval = qla81xx_fac_get_sector_size(vha, &size);
1539 if (rval == QLA_SUCCESS) {
1540 ha->flags.fac_supported = 1;
1541 ha->fdt_block_size = size << 2;
1543 qla_printk(KERN_ERR, ha,
1544 "Unsupported FAC firmware (%d.%02d.%02d).\n",
1545 ha->fw_major_version, ha->fw_minor_version,
1546 ha->fw_subminor_version);
1551 DEBUG2_3(printk("scsi(%ld): Setup chip **** FAILED ****.\n",
1559 * qla2x00_init_response_q_entries() - Initializes response queue entries.
1562 * Beginning of request ring has initialization control block already built
1563 * by nvram config routine.
1565 * Returns 0 on success.
1568 qla2x00_init_response_q_entries(struct rsp_que *rsp)
1573 rsp->ring_ptr = rsp->ring;
1574 rsp->ring_index = 0;
1575 rsp->status_srb = NULL;
1576 pkt = rsp->ring_ptr;
1577 for (cnt = 0; cnt < rsp->length; cnt++) {
1578 pkt->signature = RESPONSE_PROCESSED;
1584 * qla2x00_update_fw_options() - Read and process firmware options.
1587 * Returns 0 on success.
1590 qla2x00_update_fw_options(scsi_qla_host_t *vha)
1592 uint16_t swing, emphasis, tx_sens, rx_sens;
1593 struct qla_hw_data *ha = vha->hw;
1595 memset(ha->fw_options, 0, sizeof(ha->fw_options));
1596 qla2x00_get_fw_options(vha, ha->fw_options);
1598 if (IS_QLA2100(ha) || IS_QLA2200(ha))
1601 /* Serial Link options. */
1602 DEBUG3(printk("scsi(%ld): Serial link options:\n",
1604 DEBUG3(qla2x00_dump_buffer((uint8_t *)&ha->fw_seriallink_options,
1605 sizeof(ha->fw_seriallink_options)));
1607 ha->fw_options[1] &= ~FO1_SET_EMPHASIS_SWING;
1608 if (ha->fw_seriallink_options[3] & BIT_2) {
1609 ha->fw_options[1] |= FO1_SET_EMPHASIS_SWING;
1612 swing = ha->fw_seriallink_options[2] & (BIT_2 | BIT_1 | BIT_0);
1613 emphasis = (ha->fw_seriallink_options[2] &
1614 (BIT_4 | BIT_3)) >> 3;
1615 tx_sens = ha->fw_seriallink_options[0] &
1616 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
1617 rx_sens = (ha->fw_seriallink_options[0] &
1618 (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4;
1619 ha->fw_options[10] = (emphasis << 14) | (swing << 8);
1620 if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
1623 ha->fw_options[10] |= (tx_sens << 4) | rx_sens;
1624 } else if (IS_QLA2322(ha) || IS_QLA6322(ha))
1625 ha->fw_options[10] |= BIT_5 |
1626 ((rx_sens & (BIT_1 | BIT_0)) << 2) |
1627 (tx_sens & (BIT_1 | BIT_0));
1630 swing = (ha->fw_seriallink_options[2] &
1631 (BIT_7 | BIT_6 | BIT_5)) >> 5;
1632 emphasis = ha->fw_seriallink_options[3] & (BIT_1 | BIT_0);
1633 tx_sens = ha->fw_seriallink_options[1] &
1634 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
1635 rx_sens = (ha->fw_seriallink_options[1] &
1636 (BIT_7 | BIT_6 | BIT_5 | BIT_4)) >> 4;
1637 ha->fw_options[11] = (emphasis << 14) | (swing << 8);
1638 if (IS_QLA2300(ha) || IS_QLA2312(ha) || IS_QLA6312(ha)) {
1641 ha->fw_options[11] |= (tx_sens << 4) | rx_sens;
1642 } else if (IS_QLA2322(ha) || IS_QLA6322(ha))
1643 ha->fw_options[11] |= BIT_5 |
1644 ((rx_sens & (BIT_1 | BIT_0)) << 2) |
1645 (tx_sens & (BIT_1 | BIT_0));
1649 /* Return command IOCBs without waiting for an ABTS to complete. */
1650 ha->fw_options[3] |= BIT_13;
1653 if (ha->flags.enable_led_scheme)
1654 ha->fw_options[2] |= BIT_12;
1656 /* Detect ISP6312. */
1658 ha->fw_options[2] |= BIT_13;
1660 /* Update firmware options. */
1661 qla2x00_set_fw_options(vha, ha->fw_options);
1665 qla24xx_update_fw_options(scsi_qla_host_t *vha)
1668 struct qla_hw_data *ha = vha->hw;
1673 /* Update Serial Link options. */
1674 if ((le16_to_cpu(ha->fw_seriallink_options24[0]) & BIT_0) == 0)
1677 rval = qla2x00_set_serdes_params(vha,
1678 le16_to_cpu(ha->fw_seriallink_options24[1]),
1679 le16_to_cpu(ha->fw_seriallink_options24[2]),
1680 le16_to_cpu(ha->fw_seriallink_options24[3]));
1681 if (rval != QLA_SUCCESS) {
1682 qla_printk(KERN_WARNING, ha,
1683 "Unable to update Serial Link options (%x).\n", rval);
1688 qla2x00_config_rings(struct scsi_qla_host *vha)
1690 struct qla_hw_data *ha = vha->hw;
1691 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
1692 struct req_que *req = ha->req_q_map[0];
1693 struct rsp_que *rsp = ha->rsp_q_map[0];
1695 /* Setup ring parameters in initialization control block. */
1696 ha->init_cb->request_q_outpointer = __constant_cpu_to_le16(0);
1697 ha->init_cb->response_q_inpointer = __constant_cpu_to_le16(0);
1698 ha->init_cb->request_q_length = cpu_to_le16(req->length);
1699 ha->init_cb->response_q_length = cpu_to_le16(rsp->length);
1700 ha->init_cb->request_q_address[0] = cpu_to_le32(LSD(req->dma));
1701 ha->init_cb->request_q_address[1] = cpu_to_le32(MSD(req->dma));
1702 ha->init_cb->response_q_address[0] = cpu_to_le32(LSD(rsp->dma));
1703 ha->init_cb->response_q_address[1] = cpu_to_le32(MSD(rsp->dma));
1705 WRT_REG_WORD(ISP_REQ_Q_IN(ha, reg), 0);
1706 WRT_REG_WORD(ISP_REQ_Q_OUT(ha, reg), 0);
1707 WRT_REG_WORD(ISP_RSP_Q_IN(ha, reg), 0);
1708 WRT_REG_WORD(ISP_RSP_Q_OUT(ha, reg), 0);
1709 RD_REG_WORD(ISP_RSP_Q_OUT(ha, reg)); /* PCI Posting. */
1713 qla24xx_config_rings(struct scsi_qla_host *vha)
1715 struct qla_hw_data *ha = vha->hw;
1716 device_reg_t __iomem *reg = ISP_QUE_REG(ha, 0);
1717 struct device_reg_2xxx __iomem *ioreg = &ha->iobase->isp;
1718 struct qla_msix_entry *msix;
1719 struct init_cb_24xx *icb;
1721 struct req_que *req = ha->req_q_map[0];
1722 struct rsp_que *rsp = ha->rsp_q_map[0];
1724 /* Setup ring parameters in initialization control block. */
1725 icb = (struct init_cb_24xx *)ha->init_cb;
1726 icb->request_q_outpointer = __constant_cpu_to_le16(0);
1727 icb->response_q_inpointer = __constant_cpu_to_le16(0);
1728 icb->request_q_length = cpu_to_le16(req->length);
1729 icb->response_q_length = cpu_to_le16(rsp->length);
1730 icb->request_q_address[0] = cpu_to_le32(LSD(req->dma));
1731 icb->request_q_address[1] = cpu_to_le32(MSD(req->dma));
1732 icb->response_q_address[0] = cpu_to_le32(LSD(rsp->dma));
1733 icb->response_q_address[1] = cpu_to_le32(MSD(rsp->dma));
1736 icb->qos = __constant_cpu_to_le16(QLA_DEFAULT_QUE_QOS);
1737 icb->rid = __constant_cpu_to_le16(rid);
1738 if (ha->flags.msix_enabled) {
1739 msix = &ha->msix_entries[1];
1740 DEBUG2_17(printk(KERN_INFO
1741 "Registering vector 0x%x for base que\n", msix->entry));
1742 icb->msix = cpu_to_le16(msix->entry);
1744 /* Use alternate PCI bus number */
1746 icb->firmware_options_2 |=
1747 __constant_cpu_to_le32(BIT_19);
1748 /* Use alternate PCI devfn */
1750 icb->firmware_options_2 |=
1751 __constant_cpu_to_le32(BIT_18);
1753 /* Use Disable MSIX Handshake mode for capable adapters */
1754 if (IS_MSIX_NACK_CAPABLE(ha)) {
1755 icb->firmware_options_2 &=
1756 __constant_cpu_to_le32(~BIT_22);
1757 ha->flags.disable_msix_handshake = 1;
1758 qla_printk(KERN_INFO, ha,
1759 "MSIX Handshake Disable Mode turned on\n");
1761 icb->firmware_options_2 |=
1762 __constant_cpu_to_le32(BIT_22);
1764 icb->firmware_options_2 |= __constant_cpu_to_le32(BIT_23);
1766 WRT_REG_DWORD(®->isp25mq.req_q_in, 0);
1767 WRT_REG_DWORD(®->isp25mq.req_q_out, 0);
1768 WRT_REG_DWORD(®->isp25mq.rsp_q_in, 0);
1769 WRT_REG_DWORD(®->isp25mq.rsp_q_out, 0);
1771 WRT_REG_DWORD(®->isp24.req_q_in, 0);
1772 WRT_REG_DWORD(®->isp24.req_q_out, 0);
1773 WRT_REG_DWORD(®->isp24.rsp_q_in, 0);
1774 WRT_REG_DWORD(®->isp24.rsp_q_out, 0);
1777 RD_REG_DWORD(&ioreg->hccr);
1781 * qla2x00_init_rings() - Initializes firmware.
1784 * Beginning of request ring has initialization control block already built
1785 * by nvram config routine.
1787 * Returns 0 on success.
1790 qla2x00_init_rings(scsi_qla_host_t *vha)
1793 unsigned long flags = 0;
1795 struct qla_hw_data *ha = vha->hw;
1796 struct req_que *req;
1797 struct rsp_que *rsp;
1798 struct scsi_qla_host *vp;
1799 struct mid_init_cb_24xx *mid_init_cb =
1800 (struct mid_init_cb_24xx *) ha->init_cb;
1802 spin_lock_irqsave(&ha->hardware_lock, flags);
1804 /* Clear outstanding commands array. */
1805 for (que = 0; que < ha->max_req_queues; que++) {
1806 req = ha->req_q_map[que];
1809 for (cnt = 1; cnt < MAX_OUTSTANDING_COMMANDS; cnt++)
1810 req->outstanding_cmds[cnt] = NULL;
1812 req->current_outstanding_cmd = 1;
1814 /* Initialize firmware. */
1815 req->ring_ptr = req->ring;
1816 req->ring_index = 0;
1817 req->cnt = req->length;
1820 for (que = 0; que < ha->max_rsp_queues; que++) {
1821 rsp = ha->rsp_q_map[que];
1824 /* Initialize response queue entries */
1825 qla2x00_init_response_q_entries(rsp);
1828 spin_lock(&ha->vport_slock);
1829 /* Clear RSCN queue. */
1830 list_for_each_entry(vp, &ha->vp_list, list) {
1831 vp->rscn_in_ptr = 0;
1832 vp->rscn_out_ptr = 0;
1835 spin_unlock(&ha->vport_slock);
1837 ha->isp_ops->config_rings(vha);
1839 spin_unlock_irqrestore(&ha->hardware_lock, flags);
1841 /* Update any ISP specific firmware options before initialization. */
1842 ha->isp_ops->update_fw_options(vha);
1844 DEBUG(printk("scsi(%ld): Issue init firmware.\n", vha->host_no));
1846 if (ha->flags.npiv_supported) {
1847 if (ha->operating_mode == LOOP)
1848 ha->max_npiv_vports = MIN_MULTI_ID_FABRIC - 1;
1849 mid_init_cb->count = cpu_to_le16(ha->max_npiv_vports);
1852 if (IS_FWI2_CAPABLE(ha)) {
1853 mid_init_cb->options = __constant_cpu_to_le16(BIT_1);
1854 mid_init_cb->init_cb.execution_throttle =
1855 cpu_to_le16(ha->fw_xcb_count);
1858 rval = qla2x00_init_firmware(vha, ha->init_cb_size);
1860 DEBUG2_3(printk("scsi(%ld): Init firmware **** FAILED ****.\n",
1863 DEBUG3(printk("scsi(%ld): Init firmware -- success.\n",
1871 * qla2x00_fw_ready() - Waits for firmware ready.
1874 * Returns 0 on success.
1877 qla2x00_fw_ready(scsi_qla_host_t *vha)
1880 unsigned long wtime, mtime, cs84xx_time;
1881 uint16_t min_wait; /* Minimum wait time if loop is down */
1882 uint16_t wait_time; /* Wait time if loop is coming ready */
1884 struct qla_hw_data *ha = vha->hw;
1888 /* 20 seconds for loop down. */
1892 * Firmware should take at most one RATOV to login, plus 5 seconds for
1893 * our own processing.
1895 if ((wait_time = (ha->retry_count*ha->login_timeout) + 5) < min_wait) {
1896 wait_time = min_wait;
1899 /* Min wait time if loop down */
1900 mtime = jiffies + (min_wait * HZ);
1902 /* wait time before firmware ready */
1903 wtime = jiffies + (wait_time * HZ);
1905 /* Wait for ISP to finish LIP */
1906 if (!vha->flags.init_done)
1907 qla_printk(KERN_INFO, ha, "Waiting for LIP to complete...\n");
1909 DEBUG3(printk("scsi(%ld): Waiting for LIP to complete...\n",
1913 rval = qla2x00_get_firmware_state(vha, state);
1914 if (rval == QLA_SUCCESS) {
1915 if (state[0] < FSTATE_LOSS_OF_SYNC) {
1916 vha->device_flags &= ~DFLG_NO_CABLE;
1918 if (IS_QLA84XX(ha) && state[0] != FSTATE_READY) {
1919 DEBUG16(printk("scsi(%ld): fw_state=%x "
1920 "84xx=%x.\n", vha->host_no, state[0],
1922 if ((state[2] & FSTATE_LOGGED_IN) &&
1923 (state[2] & FSTATE_WAITING_FOR_VERIFY)) {
1924 DEBUG16(printk("scsi(%ld): Sending "
1925 "verify iocb.\n", vha->host_no));
1927 cs84xx_time = jiffies;
1928 rval = qla84xx_init_chip(vha);
1929 if (rval != QLA_SUCCESS)
1932 /* Add time taken to initialize. */
1933 cs84xx_time = jiffies - cs84xx_time;
1934 wtime += cs84xx_time;
1935 mtime += cs84xx_time;
1936 DEBUG16(printk("scsi(%ld): Increasing "
1937 "wait time by %ld. New time %ld\n",
1938 vha->host_no, cs84xx_time, wtime));
1940 } else if (state[0] == FSTATE_READY) {
1941 DEBUG(printk("scsi(%ld): F/W Ready - OK \n",
1944 qla2x00_get_retry_cnt(vha, &ha->retry_count,
1945 &ha->login_timeout, &ha->r_a_tov);
1951 rval = QLA_FUNCTION_FAILED;
1953 if (atomic_read(&vha->loop_down_timer) &&
1954 state[0] != FSTATE_READY) {
1955 /* Loop down. Timeout on min_wait for states
1956 * other than Wait for Login.
1958 if (time_after_eq(jiffies, mtime)) {
1959 qla_printk(KERN_INFO, ha,
1960 "Cable is unplugged...\n");
1962 vha->device_flags |= DFLG_NO_CABLE;
1967 /* Mailbox cmd failed. Timeout on min_wait. */
1968 if (time_after_eq(jiffies, mtime) ||
1969 ha->flags.isp82xx_fw_hung)
1973 if (time_after_eq(jiffies, wtime))
1976 /* Delay for a while */
1979 DEBUG3(printk("scsi(%ld): fw_state=%x curr time=%lx.\n",
1980 vha->host_no, state[0], jiffies));
1983 DEBUG(printk("scsi(%ld): fw_state=%x (%x, %x, %x, %x) curr time=%lx.\n",
1984 vha->host_no, state[0], state[1], state[2], state[3], state[4],
1988 DEBUG2_3(printk("scsi(%ld): Firmware ready **** FAILED ****.\n",
1996 * qla2x00_configure_hba
1997 * Setup adapter context.
2000 * ha = adapter state pointer.
2009 qla2x00_configure_hba(scsi_qla_host_t *vha)
2018 char connect_type[22];
2019 struct qla_hw_data *ha = vha->hw;
2021 /* Get host addresses. */
2022 rval = qla2x00_get_adapter_id(vha,
2023 &loop_id, &al_pa, &area, &domain, &topo, &sw_cap);
2024 if (rval != QLA_SUCCESS) {
2025 if (LOOP_TRANSITION(vha) || atomic_read(&ha->loop_down_timer) ||
2026 IS_QLA8XXX_TYPE(ha) ||
2027 (rval == QLA_COMMAND_ERROR && loop_id == 0x7)) {
2028 DEBUG2(printk("%s(%ld) Loop is in a transition state\n",
2029 __func__, vha->host_no));
2031 qla_printk(KERN_WARNING, ha,
2032 "ERROR -- Unable to get host loop ID.\n");
2033 set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
2039 qla_printk(KERN_INFO, ha,
2040 "Cannot get topology - retrying.\n");
2041 return (QLA_FUNCTION_FAILED);
2044 vha->loop_id = loop_id;
2047 ha->min_external_loopid = SNS_FIRST_LOOP_ID;
2048 ha->operating_mode = LOOP;
2053 DEBUG3(printk("scsi(%ld): HBA in NL topology.\n",
2055 ha->current_topology = ISP_CFG_NL;
2056 strcpy(connect_type, "(Loop)");
2060 DEBUG3(printk("scsi(%ld): HBA in FL topology.\n",
2062 ha->switch_cap = sw_cap;
2063 ha->current_topology = ISP_CFG_FL;
2064 strcpy(connect_type, "(FL_Port)");
2068 DEBUG3(printk("scsi(%ld): HBA in N P2P topology.\n",
2070 ha->operating_mode = P2P;
2071 ha->current_topology = ISP_CFG_N;
2072 strcpy(connect_type, "(N_Port-to-N_Port)");
2076 DEBUG3(printk("scsi(%ld): HBA in F P2P topology.\n",
2078 ha->switch_cap = sw_cap;
2079 ha->operating_mode = P2P;
2080 ha->current_topology = ISP_CFG_F;
2081 strcpy(connect_type, "(F_Port)");
2085 DEBUG3(printk("scsi(%ld): HBA in unknown topology %x. "
2087 vha->host_no, topo));
2088 ha->current_topology = ISP_CFG_NL;
2089 strcpy(connect_type, "(Loop)");
2093 /* Save Host port and loop ID. */
2094 /* byte order - Big Endian */
2095 vha->d_id.b.domain = domain;
2096 vha->d_id.b.area = area;
2097 vha->d_id.b.al_pa = al_pa;
2099 if (!vha->flags.init_done)
2100 qla_printk(KERN_INFO, ha,
2101 "Topology - %s, Host Loop address 0x%x\n",
2102 connect_type, vha->loop_id);
2105 DEBUG2_3(printk("scsi(%ld): FAILED.\n", vha->host_no));
2107 DEBUG3(printk("scsi(%ld): exiting normally.\n", vha->host_no));
2114 qla2x00_set_model_info(scsi_qla_host_t *vha, uint8_t *model, size_t len,
2119 struct qla_hw_data *ha = vha->hw;
2120 int use_tbl = !IS_QLA24XX_TYPE(ha) && !IS_QLA25XX(ha) &&
2121 !IS_QLA8XXX_TYPE(ha);
2123 if (memcmp(model, BINZERO, len) != 0) {
2124 strncpy(ha->model_number, model, len);
2125 st = en = ha->model_number;
2128 if (*en != 0x20 && *en != 0x00)
2133 index = (ha->pdev->subsystem_device & 0xff);
2135 ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
2136 index < QLA_MODEL_NAMES)
2137 strncpy(ha->model_desc,
2138 qla2x00_model_name[index * 2 + 1],
2139 sizeof(ha->model_desc) - 1);
2141 index = (ha->pdev->subsystem_device & 0xff);
2143 ha->pdev->subsystem_vendor == PCI_VENDOR_ID_QLOGIC &&
2144 index < QLA_MODEL_NAMES) {
2145 strcpy(ha->model_number,
2146 qla2x00_model_name[index * 2]);
2147 strncpy(ha->model_desc,
2148 qla2x00_model_name[index * 2 + 1],
2149 sizeof(ha->model_desc) - 1);
2151 strcpy(ha->model_number, def);
2154 if (IS_FWI2_CAPABLE(ha))
2155 qla2xxx_get_vpd_field(vha, "\x82", ha->model_desc,
2156 sizeof(ha->model_desc));
2159 /* On sparc systems, obtain port and node WWN from firmware
2162 static void qla2xxx_nvram_wwn_from_ofw(scsi_qla_host_t *vha, nvram_t *nv)
2165 struct qla_hw_data *ha = vha->hw;
2166 struct pci_dev *pdev = ha->pdev;
2167 struct device_node *dp = pci_device_to_OF_node(pdev);
2171 val = of_get_property(dp, "port-wwn", &len);
2172 if (val && len >= WWN_SIZE)
2173 memcpy(nv->port_name, val, WWN_SIZE);
2175 val = of_get_property(dp, "node-wwn", &len);
2176 if (val && len >= WWN_SIZE)
2177 memcpy(nv->node_name, val, WWN_SIZE);
2182 * NVRAM configuration for ISP 2xxx
2185 * ha = adapter block pointer.
2188 * initialization control block in response_ring
2189 * host adapters parameters in host adapter block
2195 qla2x00_nvram_config(scsi_qla_host_t *vha)
2200 uint8_t *dptr1, *dptr2;
2201 struct qla_hw_data *ha = vha->hw;
2202 init_cb_t *icb = ha->init_cb;
2203 nvram_t *nv = ha->nvram;
2204 uint8_t *ptr = ha->nvram;
2205 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
2209 /* Determine NVRAM starting address. */
2210 ha->nvram_size = sizeof(nvram_t);
2212 if (!IS_QLA2100(ha) && !IS_QLA2200(ha) && !IS_QLA2300(ha))
2213 if ((RD_REG_WORD(®->ctrl_status) >> 14) == 1)
2214 ha->nvram_base = 0x80;
2216 /* Get NVRAM data and calculate checksum. */
2217 ha->isp_ops->read_nvram(vha, ptr, ha->nvram_base, ha->nvram_size);
2218 for (cnt = 0, chksum = 0; cnt < ha->nvram_size; cnt++)
2221 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", vha->host_no));
2222 DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size));
2224 /* Bad NVRAM data, set defaults parameters. */
2225 if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' ||
2226 nv->id[2] != 'P' || nv->id[3] != ' ' || nv->nvram_version < 1) {
2227 /* Reset NVRAM data. */
2228 qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: "
2229 "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0],
2231 qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet "
2232 "invalid -- WWPN) defaults.\n");
2235 * Set default initialization control block.
2237 memset(nv, 0, ha->nvram_size);
2238 nv->parameter_block_version = ICB_VERSION;
2240 if (IS_QLA23XX(ha)) {
2241 nv->firmware_options[0] = BIT_2 | BIT_1;
2242 nv->firmware_options[1] = BIT_7 | BIT_5;
2243 nv->add_firmware_options[0] = BIT_5;
2244 nv->add_firmware_options[1] = BIT_5 | BIT_4;
2245 nv->frame_payload_size = __constant_cpu_to_le16(2048);
2246 nv->special_options[1] = BIT_7;
2247 } else if (IS_QLA2200(ha)) {
2248 nv->firmware_options[0] = BIT_2 | BIT_1;
2249 nv->firmware_options[1] = BIT_7 | BIT_5;
2250 nv->add_firmware_options[0] = BIT_5;
2251 nv->add_firmware_options[1] = BIT_5 | BIT_4;
2252 nv->frame_payload_size = __constant_cpu_to_le16(1024);
2253 } else if (IS_QLA2100(ha)) {
2254 nv->firmware_options[0] = BIT_3 | BIT_1;
2255 nv->firmware_options[1] = BIT_5;
2256 nv->frame_payload_size = __constant_cpu_to_le16(1024);
2259 nv->max_iocb_allocation = __constant_cpu_to_le16(256);
2260 nv->execution_throttle = __constant_cpu_to_le16(16);
2261 nv->retry_count = 8;
2262 nv->retry_delay = 1;
2264 nv->port_name[0] = 33;
2265 nv->port_name[3] = 224;
2266 nv->port_name[4] = 139;
2268 qla2xxx_nvram_wwn_from_ofw(vha, nv);
2270 nv->login_timeout = 4;
2273 * Set default host adapter parameters
2275 nv->host_p[1] = BIT_2;
2276 nv->reset_delay = 5;
2277 nv->port_down_retry_count = 8;
2278 nv->max_luns_per_target = __constant_cpu_to_le16(8);
2279 nv->link_down_timeout = 60;
2284 #if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2)
2286 * The SN2 does not provide BIOS emulation which means you can't change
2287 * potentially bogus BIOS settings. Force the use of default settings
2288 * for link rate and frame size. Hope that the rest of the settings
2291 if (ia64_platform_is("sn2")) {
2292 nv->frame_payload_size = __constant_cpu_to_le16(2048);
2294 nv->special_options[1] = BIT_7;
2298 /* Reset Initialization control block */
2299 memset(icb, 0, ha->init_cb_size);
2302 * Setup driver NVRAM options.
2304 nv->firmware_options[0] |= (BIT_6 | BIT_1);
2305 nv->firmware_options[0] &= ~(BIT_5 | BIT_4);
2306 nv->firmware_options[1] |= (BIT_5 | BIT_0);
2307 nv->firmware_options[1] &= ~BIT_4;
2309 if (IS_QLA23XX(ha)) {
2310 nv->firmware_options[0] |= BIT_2;
2311 nv->firmware_options[0] &= ~BIT_3;
2312 nv->firmware_options[0] &= ~BIT_6;
2313 nv->add_firmware_options[1] |= BIT_5 | BIT_4;
2315 if (IS_QLA2300(ha)) {
2316 if (ha->fb_rev == FPM_2310) {
2317 strcpy(ha->model_number, "QLA2310");
2319 strcpy(ha->model_number, "QLA2300");
2322 qla2x00_set_model_info(vha, nv->model_number,
2323 sizeof(nv->model_number), "QLA23xx");
2325 } else if (IS_QLA2200(ha)) {
2326 nv->firmware_options[0] |= BIT_2;
2328 * 'Point-to-point preferred, else loop' is not a safe
2329 * connection mode setting.
2331 if ((nv->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) ==
2333 /* Force 'loop preferred, else point-to-point'. */
2334 nv->add_firmware_options[0] &= ~(BIT_6 | BIT_5 | BIT_4);
2335 nv->add_firmware_options[0] |= BIT_5;
2337 strcpy(ha->model_number, "QLA22xx");
2338 } else /*if (IS_QLA2100(ha))*/ {
2339 strcpy(ha->model_number, "QLA2100");
2343 * Copy over NVRAM RISC parameter block to initialization control block.
2345 dptr1 = (uint8_t *)icb;
2346 dptr2 = (uint8_t *)&nv->parameter_block_version;
2347 cnt = (uint8_t *)&icb->request_q_outpointer - (uint8_t *)&icb->version;
2349 *dptr1++ = *dptr2++;
2351 /* Copy 2nd half. */
2352 dptr1 = (uint8_t *)icb->add_firmware_options;
2353 cnt = (uint8_t *)icb->reserved_3 - (uint8_t *)icb->add_firmware_options;
2355 *dptr1++ = *dptr2++;
2357 /* Use alternate WWN? */
2358 if (nv->host_p[1] & BIT_7) {
2359 memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE);
2360 memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE);
2363 /* Prepare nodename */
2364 if ((icb->firmware_options[1] & BIT_6) == 0) {
2366 * Firmware will apply the following mask if the nodename was
2369 memcpy(icb->node_name, icb->port_name, WWN_SIZE);
2370 icb->node_name[0] &= 0xF0;
2374 * Set host adapter parameters.
2376 if (nv->host_p[0] & BIT_7)
2377 ql2xextended_error_logging = 1;
2378 ha->flags.disable_risc_code_load = ((nv->host_p[0] & BIT_4) ? 1 : 0);
2379 /* Always load RISC code on non ISP2[12]00 chips. */
2380 if (!IS_QLA2100(ha) && !IS_QLA2200(ha))
2381 ha->flags.disable_risc_code_load = 0;
2382 ha->flags.enable_lip_reset = ((nv->host_p[1] & BIT_1) ? 1 : 0);
2383 ha->flags.enable_lip_full_login = ((nv->host_p[1] & BIT_2) ? 1 : 0);
2384 ha->flags.enable_target_reset = ((nv->host_p[1] & BIT_3) ? 1 : 0);
2385 ha->flags.enable_led_scheme = (nv->special_options[1] & BIT_4) ? 1 : 0;
2386 ha->flags.disable_serdes = 0;
2388 ha->operating_mode =
2389 (icb->add_firmware_options[0] & (BIT_6 | BIT_5 | BIT_4)) >> 4;
2391 memcpy(ha->fw_seriallink_options, nv->seriallink_options,
2392 sizeof(ha->fw_seriallink_options));
2394 /* save HBA serial number */
2395 ha->serial0 = icb->port_name[5];
2396 ha->serial1 = icb->port_name[6];
2397 ha->serial2 = icb->port_name[7];
2398 memcpy(vha->node_name, icb->node_name, WWN_SIZE);
2399 memcpy(vha->port_name, icb->port_name, WWN_SIZE);
2401 icb->execution_throttle = __constant_cpu_to_le16(0xFFFF);
2403 ha->retry_count = nv->retry_count;
2405 /* Set minimum login_timeout to 4 seconds. */
2406 if (nv->login_timeout != ql2xlogintimeout)
2407 nv->login_timeout = ql2xlogintimeout;
2408 if (nv->login_timeout < 4)
2409 nv->login_timeout = 4;
2410 ha->login_timeout = nv->login_timeout;
2411 icb->login_timeout = nv->login_timeout;
2413 /* Set minimum RATOV to 100 tenths of a second. */
2416 ha->loop_reset_delay = nv->reset_delay;
2418 /* Link Down Timeout = 0:
2420 * When Port Down timer expires we will start returning
2421 * I/O's to OS with "DID_NO_CONNECT".
2423 * Link Down Timeout != 0:
2425 * The driver waits for the link to come up after link down
2426 * before returning I/Os to OS with "DID_NO_CONNECT".
2428 if (nv->link_down_timeout == 0) {
2429 ha->loop_down_abort_time =
2430 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
2432 ha->link_down_timeout = nv->link_down_timeout;
2433 ha->loop_down_abort_time =
2434 (LOOP_DOWN_TIME - ha->link_down_timeout);
2438 * Need enough time to try and get the port back.
2440 ha->port_down_retry_count = nv->port_down_retry_count;
2441 if (qlport_down_retry)
2442 ha->port_down_retry_count = qlport_down_retry;
2443 /* Set login_retry_count */
2444 ha->login_retry_count = nv->retry_count;
2445 if (ha->port_down_retry_count == nv->port_down_retry_count &&
2446 ha->port_down_retry_count > 3)
2447 ha->login_retry_count = ha->port_down_retry_count;
2448 else if (ha->port_down_retry_count > (int)ha->login_retry_count)
2449 ha->login_retry_count = ha->port_down_retry_count;
2450 if (ql2xloginretrycount)
2451 ha->login_retry_count = ql2xloginretrycount;
2453 icb->lun_enables = __constant_cpu_to_le16(0);
2454 icb->command_resource_count = 0;
2455 icb->immediate_notify_resource_count = 0;
2456 icb->timeout = __constant_cpu_to_le16(0);
2458 if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
2460 icb->firmware_options[0] &= ~BIT_3;
2461 icb->add_firmware_options[0] &=
2462 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0);
2463 icb->add_firmware_options[0] |= BIT_2;
2464 icb->response_accumulation_timer = 3;
2465 icb->interrupt_delay_timer = 5;
2467 vha->flags.process_response_queue = 1;
2470 if (!vha->flags.init_done) {
2471 ha->zio_mode = icb->add_firmware_options[0] &
2472 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
2473 ha->zio_timer = icb->interrupt_delay_timer ?
2474 icb->interrupt_delay_timer: 2;
2476 icb->add_firmware_options[0] &=
2477 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0);
2478 vha->flags.process_response_queue = 0;
2479 if (ha->zio_mode != QLA_ZIO_DISABLED) {
2480 ha->zio_mode = QLA_ZIO_MODE_6;
2482 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer "
2483 "delay (%d us).\n", vha->host_no, ha->zio_mode,
2484 ha->zio_timer * 100));
2485 qla_printk(KERN_INFO, ha,
2486 "ZIO mode %d enabled; timer delay (%d us).\n",
2487 ha->zio_mode, ha->zio_timer * 100);
2489 icb->add_firmware_options[0] |= (uint8_t)ha->zio_mode;
2490 icb->interrupt_delay_timer = (uint8_t)ha->zio_timer;
2491 vha->flags.process_response_queue = 1;
2496 DEBUG2_3(printk(KERN_WARNING
2497 "scsi(%ld): NVRAM configuration failed!\n", vha->host_no));
2503 qla2x00_rport_del(void *data)
2505 fc_port_t *fcport = data;
2506 struct fc_rport *rport;
2507 unsigned long flags;
2509 spin_lock_irqsave(fcport->vha->host->host_lock, flags);
2510 rport = fcport->drport ? fcport->drport: fcport->rport;
2511 fcport->drport = NULL;
2512 spin_unlock_irqrestore(fcport->vha->host->host_lock, flags);
2514 fc_remote_port_delete(rport);
2518 * qla2x00_alloc_fcport() - Allocate a generic fcport.
2520 * @flags: allocation flags
2522 * Returns a pointer to the allocated fcport, or NULL, if none available.
2525 qla2x00_alloc_fcport(scsi_qla_host_t *vha, gfp_t flags)
2529 fcport = kzalloc(sizeof(fc_port_t), flags);
2533 /* Setup fcport template structure. */
2535 fcport->vp_idx = vha->vp_idx;
2536 fcport->port_type = FCT_UNKNOWN;
2537 fcport->loop_id = FC_NO_LOOP_ID;
2538 atomic_set(&fcport->state, FCS_UNCONFIGURED);
2539 fcport->supported_classes = FC_COS_UNSPECIFIED;
2545 * qla2x00_configure_loop
2546 * Updates Fibre Channel Device Database with what is actually on loop.
2549 * ha = adapter block pointer.
2554 * 2 = database was full and device was not configured.
2557 qla2x00_configure_loop(scsi_qla_host_t *vha)
2560 unsigned long flags, save_flags;
2561 struct qla_hw_data *ha = vha->hw;
2564 /* Get Initiator ID */
2565 if (test_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags)) {
2566 rval = qla2x00_configure_hba(vha);
2567 if (rval != QLA_SUCCESS) {
2568 DEBUG(printk("scsi(%ld): Unable to configure HBA.\n",
2574 save_flags = flags = vha->dpc_flags;
2575 DEBUG(printk("scsi(%ld): Configure loop -- dpc flags =0x%lx\n",
2576 vha->host_no, flags));
2579 * If we have both an RSCN and PORT UPDATE pending then handle them
2580 * both at the same time.
2582 clear_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
2583 clear_bit(RSCN_UPDATE, &vha->dpc_flags);
2585 qla2x00_get_data_rate(vha);
2587 /* Determine what we need to do */
2588 if (ha->current_topology == ISP_CFG_FL &&
2589 (test_bit(LOCAL_LOOP_UPDATE, &flags))) {
2591 vha->flags.rscn_queue_overflow = 1;
2592 set_bit(RSCN_UPDATE, &flags);
2594 } else if (ha->current_topology == ISP_CFG_F &&
2595 (test_bit(LOCAL_LOOP_UPDATE, &flags))) {
2597 vha->flags.rscn_queue_overflow = 1;
2598 set_bit(RSCN_UPDATE, &flags);
2599 clear_bit(LOCAL_LOOP_UPDATE, &flags);
2601 } else if (ha->current_topology == ISP_CFG_N) {
2602 clear_bit(RSCN_UPDATE, &flags);
2604 } else if (!vha->flags.online ||
2605 (test_bit(ABORT_ISP_ACTIVE, &flags))) {
2607 vha->flags.rscn_queue_overflow = 1;
2608 set_bit(RSCN_UPDATE, &flags);
2609 set_bit(LOCAL_LOOP_UPDATE, &flags);
2612 if (test_bit(LOCAL_LOOP_UPDATE, &flags)) {
2613 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
2614 rval = QLA_FUNCTION_FAILED;
2616 rval = qla2x00_configure_local_loop(vha);
2619 if (rval == QLA_SUCCESS && test_bit(RSCN_UPDATE, &flags)) {
2620 if (LOOP_TRANSITION(vha))
2621 rval = QLA_FUNCTION_FAILED;
2623 rval = qla2x00_configure_fabric(vha);
2626 if (rval == QLA_SUCCESS) {
2627 if (atomic_read(&vha->loop_down_timer) ||
2628 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) {
2629 rval = QLA_FUNCTION_FAILED;
2631 atomic_set(&vha->loop_state, LOOP_READY);
2633 DEBUG(printk("scsi(%ld): LOOP READY\n", vha->host_no));
2638 DEBUG2_3(printk("%s(%ld): *** FAILED ***\n",
2639 __func__, vha->host_no));
2641 DEBUG3(printk("%s: exiting normally\n", __func__));
2644 /* Restore state if a resync event occurred during processing */
2645 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)) {
2646 if (test_bit(LOCAL_LOOP_UPDATE, &save_flags))
2647 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
2648 if (test_bit(RSCN_UPDATE, &save_flags)) {
2649 set_bit(RSCN_UPDATE, &vha->dpc_flags);
2650 if (!IS_ALOGIO_CAPABLE(ha))
2651 vha->flags.rscn_queue_overflow = 1;
2661 * qla2x00_configure_local_loop
2662 * Updates Fibre Channel Device Database with local loop devices.
2665 * ha = adapter block pointer.
2671 qla2x00_configure_local_loop(scsi_qla_host_t *vha)
2676 fc_port_t *fcport, *new_fcport;
2682 uint8_t domain, area, al_pa;
2683 struct qla_hw_data *ha = vha->hw;
2687 entries = MAX_FIBRE_DEVICES;
2689 DEBUG3(printk("scsi(%ld): Getting FCAL position map\n", vha->host_no));
2690 DEBUG3(qla2x00_get_fcal_position_map(vha, NULL));
2692 /* Get list of logged in devices. */
2693 memset(ha->gid_list, 0, GID_LIST_SIZE);
2694 rval = qla2x00_get_id_list(vha, ha->gid_list, ha->gid_list_dma,
2696 if (rval != QLA_SUCCESS)
2697 goto cleanup_allocation;
2699 DEBUG3(printk("scsi(%ld): Entries in ID list (%d)\n",
2700 vha->host_no, entries));
2701 DEBUG3(qla2x00_dump_buffer((uint8_t *)ha->gid_list,
2702 entries * sizeof(struct gid_list_info)));
2704 /* Allocate temporary fcport for any new fcports discovered. */
2705 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
2706 if (new_fcport == NULL) {
2707 rval = QLA_MEMORY_ALLOC_FAILED;
2708 goto cleanup_allocation;
2710 new_fcport->flags &= ~FCF_FABRIC_DEVICE;
2713 * Mark local devices that were present with FCF_DEVICE_LOST for now.
2715 list_for_each_entry(fcport, &vha->vp_fcports, list) {
2716 if (atomic_read(&fcport->state) == FCS_ONLINE &&
2717 fcport->port_type != FCT_BROADCAST &&
2718 (fcport->flags & FCF_FABRIC_DEVICE) == 0) {
2720 DEBUG(printk("scsi(%ld): Marking port lost, "
2722 vha->host_no, fcport->loop_id));
2724 atomic_set(&fcport->state, FCS_DEVICE_LOST);
2728 /* Add devices to port list. */
2729 id_iter = (char *)ha->gid_list;
2730 for (index = 0; index < entries; index++) {
2731 domain = ((struct gid_list_info *)id_iter)->domain;
2732 area = ((struct gid_list_info *)id_iter)->area;
2733 al_pa = ((struct gid_list_info *)id_iter)->al_pa;
2734 if (IS_QLA2100(ha) || IS_QLA2200(ha))
2735 loop_id = (uint16_t)
2736 ((struct gid_list_info *)id_iter)->loop_id_2100;
2738 loop_id = le16_to_cpu(
2739 ((struct gid_list_info *)id_iter)->loop_id);
2740 id_iter += ha->gid_list_info_size;
2742 /* Bypass reserved domain fields. */
2743 if ((domain & 0xf0) == 0xf0)
2746 /* Bypass if not same domain and area of adapter. */
2747 if (area && domain &&
2748 (area != vha->d_id.b.area || domain != vha->d_id.b.domain))
2751 /* Bypass invalid local loop ID. */
2752 if (loop_id > LAST_LOCAL_LOOP_ID)
2755 /* Fill in member data. */
2756 new_fcport->d_id.b.domain = domain;
2757 new_fcport->d_id.b.area = area;
2758 new_fcport->d_id.b.al_pa = al_pa;
2759 new_fcport->loop_id = loop_id;
2760 new_fcport->vp_idx = vha->vp_idx;
2761 rval2 = qla2x00_get_port_database(vha, new_fcport, 0);
2762 if (rval2 != QLA_SUCCESS) {
2763 DEBUG2(printk("scsi(%ld): Failed to retrieve fcport "
2764 "information -- get_port_database=%x, "
2766 vha->host_no, rval2, new_fcport->loop_id));
2767 DEBUG2(printk("scsi(%ld): Scheduling resync...\n",
2769 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
2773 /* Check for matching device in port list. */
2776 list_for_each_entry(fcport, &vha->vp_fcports, list) {
2777 if (memcmp(new_fcport->port_name, fcport->port_name,
2781 fcport->flags &= ~FCF_FABRIC_DEVICE;
2782 fcport->loop_id = new_fcport->loop_id;
2783 fcport->port_type = new_fcport->port_type;
2784 fcport->d_id.b24 = new_fcport->d_id.b24;
2785 memcpy(fcport->node_name, new_fcport->node_name,
2793 /* New device, add to fcports list. */
2795 new_fcport->vha = vha;
2796 new_fcport->vp_idx = vha->vp_idx;
2798 list_add_tail(&new_fcport->list, &vha->vp_fcports);
2800 /* Allocate a new replacement fcport. */
2801 fcport = new_fcport;
2802 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
2803 if (new_fcport == NULL) {
2804 rval = QLA_MEMORY_ALLOC_FAILED;
2805 goto cleanup_allocation;
2807 new_fcport->flags &= ~FCF_FABRIC_DEVICE;
2810 /* Base iIDMA settings on HBA port speed. */
2811 fcport->fp_speed = ha->link_data_rate;
2813 qla2x00_update_fcport(vha, fcport);
2821 if (rval != QLA_SUCCESS) {
2822 DEBUG2(printk("scsi(%ld): Configure local loop error exit: "
2823 "rval=%x\n", vha->host_no, rval));
2830 qla2x00_iidma_fcport(scsi_qla_host_t *vha, fc_port_t *fcport)
2832 #define LS_UNKNOWN 2
2833 static char *link_speeds[] = { "1", "2", "?", "4", "8", "10" };
2837 struct qla_hw_data *ha = vha->hw;
2839 if (!IS_IIDMA_CAPABLE(ha))
2842 if (atomic_read(&fcport->state) != FCS_ONLINE)
2845 if (fcport->fp_speed == PORT_SPEED_UNKNOWN ||
2846 fcport->fp_speed > ha->link_data_rate)
2849 rval = qla2x00_set_idma_speed(vha, fcport->loop_id, fcport->fp_speed,
2851 if (rval != QLA_SUCCESS) {
2852 DEBUG2(printk("scsi(%ld): Unable to adjust iIDMA "
2853 "%02x%02x%02x%02x%02x%02x%02x%02x -- %04x %x %04x %04x.\n",
2854 vha->host_no, fcport->port_name[0], fcport->port_name[1],
2855 fcport->port_name[2], fcport->port_name[3],
2856 fcport->port_name[4], fcport->port_name[5],
2857 fcport->port_name[6], fcport->port_name[7], rval,
2858 fcport->fp_speed, mb[0], mb[1]));
2860 link_speed = link_speeds[LS_UNKNOWN];
2861 if (fcport->fp_speed < 5)
2862 link_speed = link_speeds[fcport->fp_speed];
2863 else if (fcport->fp_speed == 0x13)
2864 link_speed = link_speeds[5];
2865 DEBUG2(qla_printk(KERN_INFO, ha,
2866 "iIDMA adjusted to %s GB/s on "
2867 "%02x%02x%02x%02x%02x%02x%02x%02x.\n",
2868 link_speed, fcport->port_name[0],
2869 fcport->port_name[1], fcport->port_name[2],
2870 fcport->port_name[3], fcport->port_name[4],
2871 fcport->port_name[5], fcport->port_name[6],
2872 fcport->port_name[7]));
2877 qla2x00_reg_remote_port(scsi_qla_host_t *vha, fc_port_t *fcport)
2879 struct fc_rport_identifiers rport_ids;
2880 struct fc_rport *rport;
2881 struct qla_hw_data *ha = vha->hw;
2882 unsigned long flags;
2884 qla2x00_rport_del(fcport);
2886 rport_ids.node_name = wwn_to_u64(fcport->node_name);
2887 rport_ids.port_name = wwn_to_u64(fcport->port_name);
2888 rport_ids.port_id = fcport->d_id.b.domain << 16 |
2889 fcport->d_id.b.area << 8 | fcport->d_id.b.al_pa;
2890 rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
2891 fcport->rport = rport = fc_remote_port_add(vha->host, 0, &rport_ids);
2893 qla_printk(KERN_WARNING, ha,
2894 "Unable to allocate fc remote port!\n");
2897 spin_lock_irqsave(fcport->vha->host->host_lock, flags);
2898 *((fc_port_t **)rport->dd_data) = fcport;
2899 spin_unlock_irqrestore(fcport->vha->host->host_lock, flags);
2901 rport->supported_classes = fcport->supported_classes;
2903 rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
2904 if (fcport->port_type == FCT_INITIATOR)
2905 rport_ids.roles |= FC_RPORT_ROLE_FCP_INITIATOR;
2906 if (fcport->port_type == FCT_TARGET)
2907 rport_ids.roles |= FC_RPORT_ROLE_FCP_TARGET;
2908 fc_remote_port_rolechg(rport, rport_ids.roles);
2912 * qla2x00_update_fcport
2913 * Updates device on list.
2916 * ha = adapter block pointer.
2917 * fcport = port structure pointer.
2927 qla2x00_update_fcport(scsi_qla_host_t *vha, fc_port_t *fcport)
2930 fcport->login_retry = 0;
2931 fcport->flags &= ~(FCF_LOGIN_NEEDED | FCF_ASYNC_SENT);
2933 qla2x00_iidma_fcport(vha, fcport);
2934 qla24xx_update_fcport_fcp_prio(vha, fcport);
2935 qla2x00_reg_remote_port(vha, fcport);
2936 atomic_set(&fcport->state, FCS_ONLINE);
2940 * qla2x00_configure_fabric
2941 * Setup SNS devices with loop ID's.
2944 * ha = adapter block pointer.
2951 qla2x00_configure_fabric(scsi_qla_host_t *vha)
2954 fc_port_t *fcport, *fcptemp;
2955 uint16_t next_loopid;
2956 uint16_t mb[MAILBOX_REGISTER_COUNT];
2958 LIST_HEAD(new_fcports);
2959 struct qla_hw_data *ha = vha->hw;
2960 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
2962 /* If FL port exists, then SNS is present */
2963 if (IS_FWI2_CAPABLE(ha))
2964 loop_id = NPH_F_PORT;
2966 loop_id = SNS_FL_PORT;
2967 rval = qla2x00_get_port_name(vha, loop_id, vha->fabric_node_name, 1);
2968 if (rval != QLA_SUCCESS) {
2969 DEBUG2(printk("scsi(%ld): MBC_GET_PORT_NAME Failed, No FL "
2970 "Port\n", vha->host_no));
2972 vha->device_flags &= ~SWITCH_FOUND;
2973 return (QLA_SUCCESS);
2975 vha->device_flags |= SWITCH_FOUND;
2977 /* Mark devices that need re-synchronization. */
2978 rval2 = qla2x00_device_resync(vha);
2979 if (rval2 == QLA_RSCNS_HANDLED) {
2980 /* No point doing the scan, just continue. */
2981 return (QLA_SUCCESS);
2985 if (ql2xfdmienable &&
2986 test_and_clear_bit(REGISTER_FDMI_NEEDED, &vha->dpc_flags))
2987 qla2x00_fdmi_register(vha);
2989 /* Ensure we are logged into the SNS. */
2990 if (IS_FWI2_CAPABLE(ha))
2993 loop_id = SIMPLE_NAME_SERVER;
2994 ha->isp_ops->fabric_login(vha, loop_id, 0xff, 0xff,
2995 0xfc, mb, BIT_1 | BIT_0);
2996 if (mb[0] != MBS_COMMAND_COMPLETE) {
2997 DEBUG2(qla_printk(KERN_INFO, ha,
2998 "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x "
2999 "mb[2]=%x mb[6]=%x mb[7]=%x\n", loop_id,
3000 mb[0], mb[1], mb[2], mb[6], mb[7]));
3001 return (QLA_SUCCESS);
3004 if (test_and_clear_bit(REGISTER_FC4_NEEDED, &vha->dpc_flags)) {
3005 if (qla2x00_rft_id(vha)) {
3007 DEBUG2(printk("scsi(%ld): Register FC-4 "
3008 "TYPE failed.\n", vha->host_no));
3010 if (qla2x00_rff_id(vha)) {
3012 DEBUG2(printk("scsi(%ld): Register FC-4 "
3013 "Features failed.\n", vha->host_no));
3015 if (qla2x00_rnn_id(vha)) {
3017 DEBUG2(printk("scsi(%ld): Register Node Name "
3018 "failed.\n", vha->host_no));
3019 } else if (qla2x00_rsnn_nn(vha)) {
3021 DEBUG2(printk("scsi(%ld): Register Symbolic "
3022 "Node Name failed.\n", vha->host_no));
3026 rval = qla2x00_find_all_fabric_devs(vha, &new_fcports);
3027 if (rval != QLA_SUCCESS)
3031 * Logout all previous fabric devices marked lost, except
3034 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3035 if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
3038 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0)
3041 if (atomic_read(&fcport->state) == FCS_DEVICE_LOST) {
3042 qla2x00_mark_device_lost(vha, fcport,
3043 ql2xplogiabsentdevice, 0);
3044 if (fcport->loop_id != FC_NO_LOOP_ID &&
3045 (fcport->flags & FCF_FCP2_DEVICE) == 0 &&
3046 fcport->port_type != FCT_INITIATOR &&
3047 fcport->port_type != FCT_BROADCAST) {
3048 ha->isp_ops->fabric_logout(vha,
3050 fcport->d_id.b.domain,
3051 fcport->d_id.b.area,
3052 fcport->d_id.b.al_pa);
3053 fcport->loop_id = FC_NO_LOOP_ID;
3058 /* Starting free loop ID. */
3059 next_loopid = ha->min_external_loopid;
3062 * Scan through our port list and login entries that need to be
3065 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3066 if (atomic_read(&vha->loop_down_timer) ||
3067 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
3070 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 ||
3071 (fcport->flags & FCF_LOGIN_NEEDED) == 0)
3074 if (fcport->loop_id == FC_NO_LOOP_ID) {
3075 fcport->loop_id = next_loopid;
3076 rval = qla2x00_find_new_loop_id(
3078 if (rval != QLA_SUCCESS) {
3079 /* Ran out of IDs to use */
3083 /* Login and update database */
3084 qla2x00_fabric_dev_login(vha, fcport, &next_loopid);
3087 /* Exit if out of loop IDs. */
3088 if (rval != QLA_SUCCESS) {
3093 * Login and add the new devices to our port list.
3095 list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) {
3096 if (atomic_read(&vha->loop_down_timer) ||
3097 test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
3100 /* Find a new loop ID to use. */
3101 fcport->loop_id = next_loopid;
3102 rval = qla2x00_find_new_loop_id(base_vha, fcport);
3103 if (rval != QLA_SUCCESS) {
3104 /* Ran out of IDs to use */
3108 /* Login and update database */
3109 qla2x00_fabric_dev_login(vha, fcport, &next_loopid);
3113 fcport->vp_idx = vha->vp_idx;
3115 list_move_tail(&fcport->list, &vha->vp_fcports);
3119 /* Free all new device structures not processed. */
3120 list_for_each_entry_safe(fcport, fcptemp, &new_fcports, list) {
3121 list_del(&fcport->list);
3126 DEBUG2(printk("scsi(%ld): Configure fabric error exit: "
3127 "rval=%d\n", vha->host_no, rval));
3134 * qla2x00_find_all_fabric_devs
3137 * ha = adapter block pointer.
3138 * dev = database device entry pointer.
3147 qla2x00_find_all_fabric_devs(scsi_qla_host_t *vha,
3148 struct list_head *new_fcports)
3152 fc_port_t *fcport, *new_fcport, *fcptemp;
3157 int first_dev, last_dev;
3158 port_id_t wrap = {}, nxt_d_id;
3159 struct qla_hw_data *ha = vha->hw;
3160 struct scsi_qla_host *vp, *base_vha = pci_get_drvdata(ha->pdev);
3161 struct scsi_qla_host *tvp;
3165 /* Try GID_PT to get device list, else GAN. */
3166 swl = kcalloc(MAX_FIBRE_DEVICES, sizeof(sw_info_t), GFP_KERNEL);
3169 DEBUG2(printk("scsi(%ld): GID_PT allocations failed, fallback "
3170 "on GA_NXT\n", vha->host_no));
3172 if (qla2x00_gid_pt(vha, swl) != QLA_SUCCESS) {
3175 } else if (qla2x00_gpn_id(vha, swl) != QLA_SUCCESS) {
3178 } else if (qla2x00_gnn_id(vha, swl) != QLA_SUCCESS) {
3181 } else if (ql2xiidmaenable &&
3182 qla2x00_gfpn_id(vha, swl) == QLA_SUCCESS) {
3183 qla2x00_gpsc(vha, swl);
3186 /* If other queries succeeded probe for FC-4 type */
3188 qla2x00_gff_id(vha, swl);
3192 /* Allocate temporary fcport for any new fcports discovered. */
3193 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
3194 if (new_fcport == NULL) {
3196 return (QLA_MEMORY_ALLOC_FAILED);
3198 new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED);
3199 /* Set start port ID scan at adapter ID. */
3203 /* Starting free loop ID. */
3204 loop_id = ha->min_external_loopid;
3205 for (; loop_id <= ha->max_loop_id; loop_id++) {
3206 if (qla2x00_is_reserved_id(vha, loop_id))
3209 if (ha->current_topology == ISP_CFG_FL &&
3210 (atomic_read(&vha->loop_down_timer) ||
3211 LOOP_TRANSITION(vha))) {
3212 atomic_set(&vha->loop_down_timer, 0);
3213 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
3214 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
3220 wrap.b24 = new_fcport->d_id.b24;
3222 new_fcport->d_id.b24 = swl[swl_idx].d_id.b24;
3223 memcpy(new_fcport->node_name,
3224 swl[swl_idx].node_name, WWN_SIZE);
3225 memcpy(new_fcport->port_name,
3226 swl[swl_idx].port_name, WWN_SIZE);
3227 memcpy(new_fcport->fabric_port_name,
3228 swl[swl_idx].fabric_port_name, WWN_SIZE);
3229 new_fcport->fp_speed = swl[swl_idx].fp_speed;
3230 new_fcport->fc4_type = swl[swl_idx].fc4_type;
3232 if (swl[swl_idx].d_id.b.rsvd_1 != 0) {
3238 /* Send GA_NXT to the switch */
3239 rval = qla2x00_ga_nxt(vha, new_fcport);
3240 if (rval != QLA_SUCCESS) {
3241 qla_printk(KERN_WARNING, ha,
3242 "SNS scan failed -- assuming zero-entry "
3244 list_for_each_entry_safe(fcport, fcptemp,
3245 new_fcports, list) {
3246 list_del(&fcport->list);
3254 /* If wrap on switch device list, exit. */
3256 wrap.b24 = new_fcport->d_id.b24;
3258 } else if (new_fcport->d_id.b24 == wrap.b24) {
3259 DEBUG2(printk("scsi(%ld): device wrap (%02x%02x%02x)\n",
3260 vha->host_no, new_fcport->d_id.b.domain,
3261 new_fcport->d_id.b.area, new_fcport->d_id.b.al_pa));
3265 /* Bypass if same physical adapter. */
3266 if (new_fcport->d_id.b24 == base_vha->d_id.b24)
3269 /* Bypass virtual ports of the same host. */
3271 if (ha->num_vhosts) {
3272 unsigned long flags;
3274 spin_lock_irqsave(&ha->vport_slock, flags);
3275 list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
3276 if (new_fcport->d_id.b24 == vp->d_id.b24) {
3281 spin_unlock_irqrestore(&ha->vport_slock, flags);
3287 /* Bypass if same domain and area of adapter. */
3288 if (((new_fcport->d_id.b24 & 0xffff00) ==
3289 (vha->d_id.b24 & 0xffff00)) && ha->current_topology ==
3293 /* Bypass reserved domain fields. */
3294 if ((new_fcport->d_id.b.domain & 0xf0) == 0xf0)
3297 /* Bypass ports whose FCP-4 type is not FCP_SCSI */
3298 if (ql2xgffidenable &&
3299 (new_fcport->fc4_type != FC4_TYPE_FCP_SCSI &&
3300 new_fcport->fc4_type != FC4_TYPE_UNKNOWN))
3303 /* Locate matching device in database. */
3305 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3306 if (memcmp(new_fcport->port_name, fcport->port_name,
3312 /* Update port state. */
3313 memcpy(fcport->fabric_port_name,
3314 new_fcport->fabric_port_name, WWN_SIZE);
3315 fcport->fp_speed = new_fcport->fp_speed;
3318 * If address the same and state FCS_ONLINE, nothing
3321 if (fcport->d_id.b24 == new_fcport->d_id.b24 &&
3322 atomic_read(&fcport->state) == FCS_ONLINE) {
3327 * If device was not a fabric device before.
3329 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) {
3330 fcport->d_id.b24 = new_fcport->d_id.b24;
3331 fcport->loop_id = FC_NO_LOOP_ID;
3332 fcport->flags |= (FCF_FABRIC_DEVICE |
3338 * Port ID changed or device was marked to be updated;
3339 * Log it out if still logged in and mark it for
3342 fcport->d_id.b24 = new_fcport->d_id.b24;
3343 fcport->flags |= FCF_LOGIN_NEEDED;
3344 if (fcport->loop_id != FC_NO_LOOP_ID &&
3345 (fcport->flags & FCF_FCP2_DEVICE) == 0 &&
3346 fcport->port_type != FCT_INITIATOR &&
3347 fcport->port_type != FCT_BROADCAST) {
3348 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
3349 fcport->d_id.b.domain, fcport->d_id.b.area,
3350 fcport->d_id.b.al_pa);
3351 fcport->loop_id = FC_NO_LOOP_ID;
3359 /* If device was not in our fcports list, then add it. */
3360 list_add_tail(&new_fcport->list, new_fcports);
3362 /* Allocate a new replacement fcport. */
3363 nxt_d_id.b24 = new_fcport->d_id.b24;
3364 new_fcport = qla2x00_alloc_fcport(vha, GFP_KERNEL);
3365 if (new_fcport == NULL) {
3367 return (QLA_MEMORY_ALLOC_FAILED);
3369 new_fcport->flags |= (FCF_FABRIC_DEVICE | FCF_LOGIN_NEEDED);
3370 new_fcport->d_id.b24 = nxt_d_id.b24;
3380 * qla2x00_find_new_loop_id
3381 * Scan through our port list and find a new usable loop ID.
3384 * ha: adapter state pointer.
3385 * dev: port structure pointer.
3388 * qla2x00 local function return status code.
3394 qla2x00_find_new_loop_id(scsi_qla_host_t *vha, fc_port_t *dev)
3399 uint16_t first_loop_id;
3400 struct qla_hw_data *ha = vha->hw;
3401 struct scsi_qla_host *vp;
3402 struct scsi_qla_host *tvp;
3403 unsigned long flags = 0;
3407 /* Save starting loop ID. */
3408 first_loop_id = dev->loop_id;
3411 /* Skip loop ID if already used by adapter. */
3412 if (dev->loop_id == vha->loop_id)
3415 /* Skip reserved loop IDs. */
3416 while (qla2x00_is_reserved_id(vha, dev->loop_id))
3419 /* Reset loop ID if passed the end. */
3420 if (dev->loop_id > ha->max_loop_id) {
3421 /* first loop ID. */
3422 dev->loop_id = ha->min_external_loopid;
3425 /* Check for loop ID being already in use. */
3429 spin_lock_irqsave(&ha->vport_slock, flags);
3430 list_for_each_entry_safe(vp, tvp, &ha->vp_list, list) {
3431 list_for_each_entry(fcport, &vp->vp_fcports, list) {
3432 if (fcport->loop_id == dev->loop_id &&
3434 /* ID possibly in use */
3442 spin_unlock_irqrestore(&ha->vport_slock, flags);
3444 /* If not in use then it is free to use. */
3449 /* ID in use. Try next value. */
3452 /* If wrap around. No free ID to use. */
3453 if (dev->loop_id == first_loop_id) {
3454 dev->loop_id = FC_NO_LOOP_ID;
3455 rval = QLA_FUNCTION_FAILED;
3464 * qla2x00_device_resync
3465 * Marks devices in the database that needs resynchronization.
3468 * ha = adapter block pointer.
3474 qla2x00_device_resync(scsi_qla_host_t *vha)
3479 uint32_t rscn_entry;
3480 uint8_t rscn_out_iter;
3482 port_id_t d_id = {};
3484 rval = QLA_RSCNS_HANDLED;
3486 while (vha->rscn_out_ptr != vha->rscn_in_ptr ||
3487 vha->flags.rscn_queue_overflow) {
3489 rscn_entry = vha->rscn_queue[vha->rscn_out_ptr];
3490 format = MSB(MSW(rscn_entry));
3491 d_id.b.domain = LSB(MSW(rscn_entry));
3492 d_id.b.area = MSB(LSW(rscn_entry));
3493 d_id.b.al_pa = LSB(LSW(rscn_entry));
3495 DEBUG(printk("scsi(%ld): RSCN queue entry[%d] = "
3496 "[%02x/%02x%02x%02x].\n",
3497 vha->host_no, vha->rscn_out_ptr, format, d_id.b.domain,
3498 d_id.b.area, d_id.b.al_pa));
3500 vha->rscn_out_ptr++;
3501 if (vha->rscn_out_ptr == MAX_RSCN_COUNT)
3502 vha->rscn_out_ptr = 0;
3504 /* Skip duplicate entries. */
3505 for (rscn_out_iter = vha->rscn_out_ptr;
3506 !vha->flags.rscn_queue_overflow &&
3507 rscn_out_iter != vha->rscn_in_ptr;
3508 rscn_out_iter = (rscn_out_iter ==
3509 (MAX_RSCN_COUNT - 1)) ? 0: rscn_out_iter + 1) {
3511 if (rscn_entry != vha->rscn_queue[rscn_out_iter])
3514 DEBUG(printk("scsi(%ld): Skipping duplicate RSCN queue "
3515 "entry found at [%d].\n", vha->host_no,
3518 vha->rscn_out_ptr = rscn_out_iter;
3521 /* Queue overflow, set switch default case. */
3522 if (vha->flags.rscn_queue_overflow) {
3523 DEBUG(printk("scsi(%ld): device_resync: rscn "
3524 "overflow.\n", vha->host_no));
3527 vha->flags.rscn_queue_overflow = 0;
3543 vha->rscn_out_ptr = vha->rscn_in_ptr;
3549 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3550 if ((fcport->flags & FCF_FABRIC_DEVICE) == 0 ||
3551 (fcport->d_id.b24 & mask) != d_id.b24 ||
3552 fcport->port_type == FCT_BROADCAST)
3555 if (atomic_read(&fcport->state) == FCS_ONLINE) {
3557 fcport->port_type != FCT_INITIATOR) {
3558 qla2x00_mark_device_lost(vha, fcport,
3568 * qla2x00_fabric_dev_login
3569 * Login fabric target device and update FC port database.
3572 * ha: adapter state pointer.
3573 * fcport: port structure list pointer.
3574 * next_loopid: contains value of a new loop ID that can be used
3575 * by the next login attempt.
3578 * qla2x00 local function return status code.
3584 qla2x00_fabric_dev_login(scsi_qla_host_t *vha, fc_port_t *fcport,
3585 uint16_t *next_loopid)
3590 struct qla_hw_data *ha = vha->hw;
3595 if (IS_ALOGIO_CAPABLE(ha)) {
3596 if (fcport->flags & FCF_ASYNC_SENT)
3598 fcport->flags |= FCF_ASYNC_SENT;
3599 rval = qla2x00_post_async_login_work(vha, fcport, NULL);
3604 fcport->flags &= ~FCF_ASYNC_SENT;
3605 rval = qla2x00_fabric_login(vha, fcport, next_loopid);
3606 if (rval == QLA_SUCCESS) {
3607 /* Send an ADISC to FCP2 devices.*/
3609 if (fcport->flags & FCF_FCP2_DEVICE)
3611 rval = qla2x00_get_port_database(vha, fcport, opts);
3612 if (rval != QLA_SUCCESS) {
3613 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
3614 fcport->d_id.b.domain, fcport->d_id.b.area,
3615 fcport->d_id.b.al_pa);
3616 qla2x00_mark_device_lost(vha, fcport, 1, 0);
3618 qla2x00_update_fcport(vha, fcport);
3626 * qla2x00_fabric_login
3627 * Issue fabric login command.
3630 * ha = adapter block pointer.
3631 * device = pointer to FC device type structure.
3634 * 0 - Login successfully
3636 * 2 - Initiator device
3640 qla2x00_fabric_login(scsi_qla_host_t *vha, fc_port_t *fcport,
3641 uint16_t *next_loopid)
3645 uint16_t tmp_loopid;
3646 uint16_t mb[MAILBOX_REGISTER_COUNT];
3647 struct qla_hw_data *ha = vha->hw;
3653 DEBUG(printk("scsi(%ld): Trying Fabric Login w/loop id 0x%04x "
3654 "for port %02x%02x%02x.\n",
3655 vha->host_no, fcport->loop_id, fcport->d_id.b.domain,
3656 fcport->d_id.b.area, fcport->d_id.b.al_pa));
3658 /* Login fcport on switch. */
3659 ha->isp_ops->fabric_login(vha, fcport->loop_id,
3660 fcport->d_id.b.domain, fcport->d_id.b.area,
3661 fcport->d_id.b.al_pa, mb, BIT_0);
3662 if (mb[0] == MBS_PORT_ID_USED) {
3664 * Device has another loop ID. The firmware team
3665 * recommends the driver perform an implicit login with
3666 * the specified ID again. The ID we just used is save
3667 * here so we return with an ID that can be tried by
3671 tmp_loopid = fcport->loop_id;
3672 fcport->loop_id = mb[1];
3674 DEBUG(printk("Fabric Login: port in use - next "
3675 "loop id=0x%04x, port Id=%02x%02x%02x.\n",
3676 fcport->loop_id, fcport->d_id.b.domain,
3677 fcport->d_id.b.area, fcport->d_id.b.al_pa));
3679 } else if (mb[0] == MBS_COMMAND_COMPLETE) {
3684 /* A retry occurred before. */
3685 *next_loopid = tmp_loopid;
3688 * No retry occurred before. Just increment the
3689 * ID value for next login.
3691 *next_loopid = (fcport->loop_id + 1);
3694 if (mb[1] & BIT_0) {
3695 fcport->port_type = FCT_INITIATOR;
3697 fcport->port_type = FCT_TARGET;
3698 if (mb[1] & BIT_1) {
3699 fcport->flags |= FCF_FCP2_DEVICE;
3704 fcport->supported_classes |= FC_COS_CLASS2;
3706 fcport->supported_classes |= FC_COS_CLASS3;
3710 } else if (mb[0] == MBS_LOOP_ID_USED) {
3712 * Loop ID already used, try next loop ID.
3715 rval = qla2x00_find_new_loop_id(vha, fcport);
3716 if (rval != QLA_SUCCESS) {
3717 /* Ran out of loop IDs to use */
3720 } else if (mb[0] == MBS_COMMAND_ERROR) {
3722 * Firmware possibly timed out during login. If NO
3723 * retries are left to do then the device is declared
3726 *next_loopid = fcport->loop_id;
3727 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
3728 fcport->d_id.b.domain, fcport->d_id.b.area,
3729 fcport->d_id.b.al_pa);
3730 qla2x00_mark_device_lost(vha, fcport, 1, 0);
3736 * unrecoverable / not handled error
3738 DEBUG2(printk("%s(%ld): failed=%x port_id=%02x%02x%02x "
3739 "loop_id=%x jiffies=%lx.\n",
3740 __func__, vha->host_no, mb[0],
3741 fcport->d_id.b.domain, fcport->d_id.b.area,
3742 fcport->d_id.b.al_pa, fcport->loop_id, jiffies));
3744 *next_loopid = fcport->loop_id;
3745 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
3746 fcport->d_id.b.domain, fcport->d_id.b.area,
3747 fcport->d_id.b.al_pa);
3748 fcport->loop_id = FC_NO_LOOP_ID;
3749 fcport->login_retry = 0;
3760 * qla2x00_local_device_login
3761 * Issue local device login command.
3764 * ha = adapter block pointer.
3765 * loop_id = loop id of device to login to.
3767 * Returns (Where's the #define!!!!):
3768 * 0 - Login successfully
3773 qla2x00_local_device_login(scsi_qla_host_t *vha, fc_port_t *fcport)
3776 uint16_t mb[MAILBOX_REGISTER_COUNT];
3778 memset(mb, 0, sizeof(mb));
3779 rval = qla2x00_login_local_device(vha, fcport, mb, BIT_0);
3780 if (rval == QLA_SUCCESS) {
3781 /* Interrogate mailbox registers for any errors */
3782 if (mb[0] == MBS_COMMAND_ERROR)
3784 else if (mb[0] == MBS_COMMAND_PARAMETER_ERROR)
3785 /* device not in PCB table */
3793 * qla2x00_loop_resync
3794 * Resync with fibre channel devices.
3797 * ha = adapter block pointer.
3803 qla2x00_loop_resync(scsi_qla_host_t *vha)
3805 int rval = QLA_SUCCESS;
3807 struct req_que *req;
3808 struct rsp_que *rsp;
3810 if (vha->hw->flags.cpu_affinity_enabled)
3811 req = vha->hw->req_q_map[0];
3816 atomic_set(&vha->loop_state, LOOP_UPDATE);
3817 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
3818 if (vha->flags.online) {
3819 if (!(rval = qla2x00_fw_ready(vha))) {
3820 /* Wait at most MAX_TARGET RSCNs for a stable link. */
3823 atomic_set(&vha->loop_state, LOOP_UPDATE);
3825 /* Issue a marker after FW becomes ready. */
3826 qla2x00_marker(vha, req, rsp, 0, 0,
3828 vha->marker_needed = 0;
3830 /* Remap devices on Loop. */
3831 clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
3833 qla2x00_configure_loop(vha);
3835 } while (!atomic_read(&vha->loop_down_timer) &&
3836 !(test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
3837 && wait_time && (test_bit(LOOP_RESYNC_NEEDED,
3842 if (test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
3843 return (QLA_FUNCTION_FAILED);
3846 DEBUG2_3(printk("%s(): **** FAILED ****\n", __func__));
3852 * qla2x00_perform_loop_resync
3853 * Description: This function will set the appropriate flags and call
3854 * qla2x00_loop_resync. If successful loop will be resynced
3855 * Arguments : scsi_qla_host_t pointer
3856 * returm : Success or Failure
3859 int qla2x00_perform_loop_resync(scsi_qla_host_t *ha)
3863 if (!test_and_set_bit(LOOP_RESYNC_ACTIVE, &ha->dpc_flags)) {
3864 /*Configure the flags so that resync happens properly*/
3865 atomic_set(&ha->loop_down_timer, 0);
3866 if (!(ha->device_flags & DFLG_NO_CABLE)) {
3867 atomic_set(&ha->loop_state, LOOP_UP);
3868 set_bit(LOCAL_LOOP_UPDATE, &ha->dpc_flags);
3869 set_bit(REGISTER_FC4_NEEDED, &ha->dpc_flags);
3870 set_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags);
3872 rval = qla2x00_loop_resync(ha);
3874 atomic_set(&ha->loop_state, LOOP_DEAD);
3876 clear_bit(LOOP_RESYNC_ACTIVE, &ha->dpc_flags);
3883 qla2x00_update_fcports(scsi_qla_host_t *base_vha)
3886 struct scsi_qla_host *vha;
3887 struct qla_hw_data *ha = base_vha->hw;
3888 unsigned long flags;
3890 spin_lock_irqsave(&ha->vport_slock, flags);
3891 /* Go with deferred removal of rport references. */
3892 list_for_each_entry(vha, &base_vha->hw->vp_list, list) {
3893 atomic_inc(&vha->vref_count);
3894 list_for_each_entry(fcport, &vha->vp_fcports, list) {
3895 if (fcport->drport &&
3896 atomic_read(&fcport->state) != FCS_UNCONFIGURED) {
3897 spin_unlock_irqrestore(&ha->vport_slock, flags);
3899 qla2x00_rport_del(fcport);
3901 spin_lock_irqsave(&ha->vport_slock, flags);
3904 atomic_dec(&vha->vref_count);
3906 spin_unlock_irqrestore(&ha->vport_slock, flags);
3910 * qla82xx_quiescent_state_cleanup
3911 * Description: This function will block the new I/Os
3912 * Its not aborting any I/Os as context
3913 * is not destroyed during quiescence
3914 * Arguments: scsi_qla_host_t
3918 qla82xx_quiescent_state_cleanup(scsi_qla_host_t *vha)
3920 struct qla_hw_data *ha = vha->hw;
3921 struct scsi_qla_host *vp;
3923 qla_printk(KERN_INFO, ha,
3924 "Performing ISP error recovery - ha= %p.\n", ha);
3926 atomic_set(&ha->loop_down_timer, LOOP_DOWN_TIME);
3927 if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
3928 atomic_set(&vha->loop_state, LOOP_DOWN);
3929 qla2x00_mark_all_devices_lost(vha, 0);
3930 list_for_each_entry(vp, &ha->vp_list, list)
3931 qla2x00_mark_all_devices_lost(vha, 0);
3933 if (!atomic_read(&vha->loop_down_timer))
3934 atomic_set(&vha->loop_down_timer,
3937 /* Wait for pending cmds to complete */
3938 qla2x00_eh_wait_for_pending_commands(vha, 0, 0, WAIT_HOST);
3942 qla2x00_abort_isp_cleanup(scsi_qla_host_t *vha)
3944 struct qla_hw_data *ha = vha->hw;
3945 struct scsi_qla_host *vp;
3946 unsigned long flags;
3949 /* For ISP82XX, driver waits for completion of the commands.
3950 * online flag should be set.
3952 if (!IS_QLA82XX(ha))
3953 vha->flags.online = 0;
3954 ha->flags.chip_reset_done = 0;
3955 clear_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
3956 ha->qla_stats.total_isp_aborts++;
3958 qla_printk(KERN_INFO, ha,
3959 "Performing ISP error recovery - ha= %p.\n", ha);
3961 /* For ISP82XX, reset_chip is just disabling interrupts.
3962 * Driver waits for the completion of the commands.
3963 * the interrupts need to be enabled.
3965 if (!IS_QLA82XX(ha))
3966 ha->isp_ops->reset_chip(vha);
3968 atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
3969 if (atomic_read(&vha->loop_state) != LOOP_DOWN) {
3970 atomic_set(&vha->loop_state, LOOP_DOWN);
3971 qla2x00_mark_all_devices_lost(vha, 0);
3973 spin_lock_irqsave(&ha->vport_slock, flags);
3974 list_for_each_entry(vp, &ha->vp_list, list) {
3975 atomic_inc(&vp->vref_count);
3976 spin_unlock_irqrestore(&ha->vport_slock, flags);
3978 qla2x00_mark_all_devices_lost(vp, 0);
3980 spin_lock_irqsave(&ha->vport_slock, flags);
3981 atomic_dec(&vp->vref_count);
3983 spin_unlock_irqrestore(&ha->vport_slock, flags);
3985 if (!atomic_read(&vha->loop_down_timer))
3986 atomic_set(&vha->loop_down_timer,
3990 /* Clear all async request states across all VPs. */
3991 list_for_each_entry(fcport, &vha->vp_fcports, list)
3992 fcport->flags &= ~(FCF_LOGIN_NEEDED | FCF_ASYNC_SENT);
3993 spin_lock_irqsave(&ha->vport_slock, flags);
3994 list_for_each_entry(vp, &ha->vp_list, list) {
3995 atomic_inc(&vp->vref_count);
3996 spin_unlock_irqrestore(&ha->vport_slock, flags);
3998 list_for_each_entry(fcport, &vp->vp_fcports, list)
3999 fcport->flags &= ~(FCF_LOGIN_NEEDED | FCF_ASYNC_SENT);
4001 spin_lock_irqsave(&ha->vport_slock, flags);
4002 atomic_dec(&vp->vref_count);
4004 spin_unlock_irqrestore(&ha->vport_slock, flags);
4006 if (!ha->flags.eeh_busy) {
4007 /* Make sure for ISP 82XX IO DMA is complete */
4008 if (IS_QLA82XX(ha)) {
4009 qla82xx_chip_reset_cleanup(vha);
4011 /* Done waiting for pending commands.
4012 * Reset the online flag.
4014 vha->flags.online = 0;
4017 /* Requeue all commands in outstanding command list. */
4018 qla2x00_abort_all_cmds(vha, DID_RESET << 16);
4024 * Resets ISP and aborts all outstanding commands.
4027 * ha = adapter block pointer.
4033 qla2x00_abort_isp(scsi_qla_host_t *vha)
4037 struct qla_hw_data *ha = vha->hw;
4038 struct scsi_qla_host *vp;
4039 struct req_que *req = ha->req_q_map[0];
4040 unsigned long flags;
4042 if (vha->flags.online) {
4043 qla2x00_abort_isp_cleanup(vha);
4045 if (unlikely(pci_channel_offline(ha->pdev) &&
4046 ha->flags.pci_channel_io_perm_failure)) {
4047 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
4052 ha->isp_ops->get_flash_version(vha, req->ring);
4054 ha->isp_ops->nvram_config(vha);
4056 if (!qla2x00_restart_isp(vha)) {
4057 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
4059 if (!atomic_read(&vha->loop_down_timer)) {
4061 * Issue marker command only when we are going
4062 * to start the I/O .
4064 vha->marker_needed = 1;
4067 vha->flags.online = 1;
4069 ha->isp_ops->enable_intrs(ha);
4071 ha->isp_abort_cnt = 0;
4072 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
4075 qla2x00_get_fw_version(vha,
4076 &ha->fw_major_version,
4077 &ha->fw_minor_version,
4078 &ha->fw_subminor_version,
4079 &ha->fw_attributes, &ha->fw_memory_size,
4080 ha->mpi_version, &ha->mpi_capabilities,
4084 ha->flags.fce_enabled = 1;
4086 fce_calc_size(ha->fce_bufs));
4087 rval = qla2x00_enable_fce_trace(vha,
4088 ha->fce_dma, ha->fce_bufs, ha->fce_mb,
4091 qla_printk(KERN_WARNING, ha,
4092 "Unable to reinitialize FCE "
4094 ha->flags.fce_enabled = 0;
4099 memset(ha->eft, 0, EFT_SIZE);
4100 rval = qla2x00_enable_eft_trace(vha,
4101 ha->eft_dma, EFT_NUM_BUFFERS);
4103 qla_printk(KERN_WARNING, ha,
4104 "Unable to reinitialize EFT "
4108 } else { /* failed the ISP abort */
4109 vha->flags.online = 1;
4110 if (test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) {
4111 if (ha->isp_abort_cnt == 0) {
4112 qla_printk(KERN_WARNING, ha,
4113 "ISP error recovery failed - "
4114 "board disabled\n");
4116 * The next call disables the board
4119 ha->isp_ops->reset_adapter(vha);
4120 vha->flags.online = 0;
4121 clear_bit(ISP_ABORT_RETRY,
4124 } else { /* schedule another ISP abort */
4125 ha->isp_abort_cnt--;
4126 DEBUG(printk("qla%ld: ISP abort - "
4127 "retry remaining %d\n",
4128 vha->host_no, ha->isp_abort_cnt));
4132 ha->isp_abort_cnt = MAX_RETRIES_OF_ISP_ABORT;
4133 DEBUG(printk("qla2x00(%ld): ISP error recovery "
4134 "- retrying (%d) more times\n",
4135 vha->host_no, ha->isp_abort_cnt));
4136 set_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
4144 DEBUG(printk(KERN_INFO
4145 "qla2x00_abort_isp(%ld): succeeded.\n",
4148 spin_lock_irqsave(&ha->vport_slock, flags);
4149 list_for_each_entry(vp, &ha->vp_list, list) {
4151 atomic_inc(&vp->vref_count);
4152 spin_unlock_irqrestore(&ha->vport_slock, flags);
4154 qla2x00_vp_abort_isp(vp);
4156 spin_lock_irqsave(&ha->vport_slock, flags);
4157 atomic_dec(&vp->vref_count);
4160 spin_unlock_irqrestore(&ha->vport_slock, flags);
4163 qla_printk(KERN_INFO, ha,
4164 "qla2x00_abort_isp: **** FAILED ****\n");
4171 * qla2x00_restart_isp
4172 * restarts the ISP after a reset
4175 * ha = adapter block pointer.
4181 qla2x00_restart_isp(scsi_qla_host_t *vha)
4185 struct qla_hw_data *ha = vha->hw;
4186 struct req_que *req = ha->req_q_map[0];
4187 struct rsp_que *rsp = ha->rsp_q_map[0];
4189 /* If firmware needs to be loaded */
4190 if (qla2x00_isp_firmware(vha)) {
4191 vha->flags.online = 0;
4192 status = ha->isp_ops->chip_diag(vha);
4194 status = qla2x00_setup_chip(vha);
4197 if (!status && !(status = qla2x00_init_rings(vha))) {
4198 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
4199 ha->flags.chip_reset_done = 1;
4200 /* Initialize the queues in use */
4201 qla25xx_init_queues(ha);
4203 status = qla2x00_fw_ready(vha);
4205 DEBUG(printk("%s(): Start configure loop, "
4206 "status = %d\n", __func__, status));
4208 /* Issue a marker after FW becomes ready. */
4209 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL);
4211 vha->flags.online = 1;
4212 /* Wait at most MAX_TARGET RSCNs for a stable link. */
4215 clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
4216 qla2x00_configure_loop(vha);
4218 } while (!atomic_read(&vha->loop_down_timer) &&
4219 !(test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags))
4220 && wait_time && (test_bit(LOOP_RESYNC_NEEDED,
4224 /* if no cable then assume it's good */
4225 if ((vha->device_flags & DFLG_NO_CABLE))
4228 DEBUG(printk("%s(): Configure loop done, status = 0x%x\n",
4236 qla25xx_init_queues(struct qla_hw_data *ha)
4238 struct rsp_que *rsp = NULL;
4239 struct req_que *req = NULL;
4240 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
4244 for (i = 1; i < ha->max_rsp_queues; i++) {
4245 rsp = ha->rsp_q_map[i];
4247 rsp->options &= ~BIT_0;
4248 ret = qla25xx_init_rsp_que(base_vha, rsp);
4249 if (ret != QLA_SUCCESS)
4250 DEBUG2_17(printk(KERN_WARNING
4251 "%s Rsp que:%d init failed\n", __func__,
4254 DEBUG2_17(printk(KERN_INFO
4255 "%s Rsp que:%d inited\n", __func__,
4259 for (i = 1; i < ha->max_req_queues; i++) {
4260 req = ha->req_q_map[i];
4262 /* Clear outstanding commands array. */
4263 req->options &= ~BIT_0;
4264 ret = qla25xx_init_req_que(base_vha, req);
4265 if (ret != QLA_SUCCESS)
4266 DEBUG2_17(printk(KERN_WARNING
4267 "%s Req que:%d init failed\n", __func__,
4270 DEBUG2_17(printk(KERN_WARNING
4271 "%s Req que:%d inited\n", __func__,
4279 * qla2x00_reset_adapter
4283 * ha = adapter block pointer.
4286 qla2x00_reset_adapter(scsi_qla_host_t *vha)
4288 unsigned long flags = 0;
4289 struct qla_hw_data *ha = vha->hw;
4290 struct device_reg_2xxx __iomem *reg = &ha->iobase->isp;
4292 vha->flags.online = 0;
4293 ha->isp_ops->disable_intrs(ha);
4295 spin_lock_irqsave(&ha->hardware_lock, flags);
4296 WRT_REG_WORD(®->hccr, HCCR_RESET_RISC);
4297 RD_REG_WORD(®->hccr); /* PCI Posting. */
4298 WRT_REG_WORD(®->hccr, HCCR_RELEASE_RISC);
4299 RD_REG_WORD(®->hccr); /* PCI Posting. */
4300 spin_unlock_irqrestore(&ha->hardware_lock, flags);
4304 qla24xx_reset_adapter(scsi_qla_host_t *vha)
4306 unsigned long flags = 0;
4307 struct qla_hw_data *ha = vha->hw;
4308 struct device_reg_24xx __iomem *reg = &ha->iobase->isp24;
4313 vha->flags.online = 0;
4314 ha->isp_ops->disable_intrs(ha);
4316 spin_lock_irqsave(&ha->hardware_lock, flags);
4317 WRT_REG_DWORD(®->hccr, HCCRX_SET_RISC_RESET);
4318 RD_REG_DWORD(®->hccr);
4319 WRT_REG_DWORD(®->hccr, HCCRX_REL_RISC_PAUSE);
4320 RD_REG_DWORD(®->hccr);
4321 spin_unlock_irqrestore(&ha->hardware_lock, flags);
4323 if (IS_NOPOLLING_TYPE(ha))
4324 ha->isp_ops->enable_intrs(ha);
4327 /* On sparc systems, obtain port and node WWN from firmware
4330 static void qla24xx_nvram_wwn_from_ofw(scsi_qla_host_t *vha,
4331 struct nvram_24xx *nv)
4334 struct qla_hw_data *ha = vha->hw;
4335 struct pci_dev *pdev = ha->pdev;
4336 struct device_node *dp = pci_device_to_OF_node(pdev);
4340 val = of_get_property(dp, "port-wwn", &len);
4341 if (val && len >= WWN_SIZE)
4342 memcpy(nv->port_name, val, WWN_SIZE);
4344 val = of_get_property(dp, "node-wwn", &len);
4345 if (val && len >= WWN_SIZE)
4346 memcpy(nv->node_name, val, WWN_SIZE);
4351 qla24xx_nvram_config(scsi_qla_host_t *vha)
4354 struct init_cb_24xx *icb;
4355 struct nvram_24xx *nv;
4357 uint8_t *dptr1, *dptr2;
4360 struct qla_hw_data *ha = vha->hw;
4363 icb = (struct init_cb_24xx *)ha->init_cb;
4366 /* Determine NVRAM starting address. */
4367 if (ha->flags.port0) {
4368 ha->nvram_base = FA_NVRAM_FUNC0_ADDR;
4369 ha->vpd_base = FA_NVRAM_VPD0_ADDR;
4371 ha->nvram_base = FA_NVRAM_FUNC1_ADDR;
4372 ha->vpd_base = FA_NVRAM_VPD1_ADDR;
4374 ha->nvram_size = sizeof(struct nvram_24xx);
4375 ha->vpd_size = FA_NVRAM_VPD_SIZE;
4377 ha->vpd_size = FA_VPD_SIZE_82XX;
4379 /* Get VPD data into cache */
4380 ha->vpd = ha->nvram + VPD_OFFSET;
4381 ha->isp_ops->read_nvram(vha, (uint8_t *)ha->vpd,
4382 ha->nvram_base - FA_NVRAM_FUNC0_ADDR, FA_NVRAM_VPD_SIZE * 4);
4384 /* Get NVRAM data into cache and calculate checksum. */
4385 dptr = (uint32_t *)nv;
4386 ha->isp_ops->read_nvram(vha, (uint8_t *)dptr, ha->nvram_base,
4388 for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++)
4389 chksum += le32_to_cpu(*dptr++);
4391 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", vha->host_no));
4392 DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size));
4394 /* Bad NVRAM data, set defaults parameters. */
4395 if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || nv->id[2] != 'P'
4396 || nv->id[3] != ' ' ||
4397 nv->nvram_version < __constant_cpu_to_le16(ICB_VERSION)) {
4398 /* Reset NVRAM data. */
4399 qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: "
4400 "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0],
4401 le16_to_cpu(nv->nvram_version));
4402 qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet "
4403 "invalid -- WWPN) defaults.\n");
4406 * Set default initialization control block.
4408 memset(nv, 0, ha->nvram_size);
4409 nv->nvram_version = __constant_cpu_to_le16(ICB_VERSION);
4410 nv->version = __constant_cpu_to_le16(ICB_VERSION);
4411 nv->frame_payload_size = __constant_cpu_to_le16(2048);
4412 nv->execution_throttle = __constant_cpu_to_le16(0xFFFF);
4413 nv->exchange_count = __constant_cpu_to_le16(0);
4414 nv->hard_address = __constant_cpu_to_le16(124);
4415 nv->port_name[0] = 0x21;
4416 nv->port_name[1] = 0x00 + ha->port_no;
4417 nv->port_name[2] = 0x00;
4418 nv->port_name[3] = 0xe0;
4419 nv->port_name[4] = 0x8b;
4420 nv->port_name[5] = 0x1c;
4421 nv->port_name[6] = 0x55;
4422 nv->port_name[7] = 0x86;
4423 nv->node_name[0] = 0x20;
4424 nv->node_name[1] = 0x00;
4425 nv->node_name[2] = 0x00;
4426 nv->node_name[3] = 0xe0;
4427 nv->node_name[4] = 0x8b;
4428 nv->node_name[5] = 0x1c;
4429 nv->node_name[6] = 0x55;
4430 nv->node_name[7] = 0x86;
4431 qla24xx_nvram_wwn_from_ofw(vha, nv);
4432 nv->login_retry_count = __constant_cpu_to_le16(8);
4433 nv->interrupt_delay_timer = __constant_cpu_to_le16(0);
4434 nv->login_timeout = __constant_cpu_to_le16(0);
4435 nv->firmware_options_1 =
4436 __constant_cpu_to_le32(BIT_14|BIT_13|BIT_2|BIT_1);
4437 nv->firmware_options_2 = __constant_cpu_to_le32(2 << 4);
4438 nv->firmware_options_2 |= __constant_cpu_to_le32(BIT_12);
4439 nv->firmware_options_3 = __constant_cpu_to_le32(2 << 13);
4440 nv->host_p = __constant_cpu_to_le32(BIT_11|BIT_10);
4441 nv->efi_parameters = __constant_cpu_to_le32(0);
4442 nv->reset_delay = 5;
4443 nv->max_luns_per_target = __constant_cpu_to_le16(128);
4444 nv->port_down_retry_count = __constant_cpu_to_le16(30);
4445 nv->link_down_timeout = __constant_cpu_to_le16(30);
4450 /* Reset Initialization control block */
4451 memset(icb, 0, ha->init_cb_size);
4453 /* Copy 1st segment. */
4454 dptr1 = (uint8_t *)icb;
4455 dptr2 = (uint8_t *)&nv->version;
4456 cnt = (uint8_t *)&icb->response_q_inpointer - (uint8_t *)&icb->version;
4458 *dptr1++ = *dptr2++;
4460 icb->login_retry_count = nv->login_retry_count;
4461 icb->link_down_on_nos = nv->link_down_on_nos;
4463 /* Copy 2nd segment. */
4464 dptr1 = (uint8_t *)&icb->interrupt_delay_timer;
4465 dptr2 = (uint8_t *)&nv->interrupt_delay_timer;
4466 cnt = (uint8_t *)&icb->reserved_3 -
4467 (uint8_t *)&icb->interrupt_delay_timer;
4469 *dptr1++ = *dptr2++;
4472 * Setup driver NVRAM options.
4474 qla2x00_set_model_info(vha, nv->model_name, sizeof(nv->model_name),
4477 /* Use alternate WWN? */
4478 if (nv->host_p & __constant_cpu_to_le32(BIT_15)) {
4479 memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE);
4480 memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE);
4483 /* Prepare nodename */
4484 if ((icb->firmware_options_1 & __constant_cpu_to_le32(BIT_14)) == 0) {
4486 * Firmware will apply the following mask if the nodename was
4489 memcpy(icb->node_name, icb->port_name, WWN_SIZE);
4490 icb->node_name[0] &= 0xF0;
4493 /* Set host adapter parameters. */
4494 ha->flags.disable_risc_code_load = 0;
4495 ha->flags.enable_lip_reset = 0;
4496 ha->flags.enable_lip_full_login =
4497 le32_to_cpu(nv->host_p) & BIT_10 ? 1: 0;
4498 ha->flags.enable_target_reset =
4499 le32_to_cpu(nv->host_p) & BIT_11 ? 1: 0;
4500 ha->flags.enable_led_scheme = 0;
4501 ha->flags.disable_serdes = le32_to_cpu(nv->host_p) & BIT_5 ? 1: 0;
4503 ha->operating_mode = (le32_to_cpu(icb->firmware_options_2) &
4504 (BIT_6 | BIT_5 | BIT_4)) >> 4;
4506 memcpy(ha->fw_seriallink_options24, nv->seriallink_options,
4507 sizeof(ha->fw_seriallink_options24));
4509 /* save HBA serial number */
4510 ha->serial0 = icb->port_name[5];
4511 ha->serial1 = icb->port_name[6];
4512 ha->serial2 = icb->port_name[7];
4513 memcpy(vha->node_name, icb->node_name, WWN_SIZE);
4514 memcpy(vha->port_name, icb->port_name, WWN_SIZE);
4516 icb->execution_throttle = __constant_cpu_to_le16(0xFFFF);
4518 ha->retry_count = le16_to_cpu(nv->login_retry_count);
4520 /* Set minimum login_timeout to 4 seconds. */
4521 if (le16_to_cpu(nv->login_timeout) < ql2xlogintimeout)
4522 nv->login_timeout = cpu_to_le16(ql2xlogintimeout);
4523 if (le16_to_cpu(nv->login_timeout) < 4)
4524 nv->login_timeout = __constant_cpu_to_le16(4);
4525 ha->login_timeout = le16_to_cpu(nv->login_timeout);
4526 icb->login_timeout = nv->login_timeout;
4528 /* Set minimum RATOV to 100 tenths of a second. */
4531 ha->loop_reset_delay = nv->reset_delay;
4533 /* Link Down Timeout = 0:
4535 * When Port Down timer expires we will start returning
4536 * I/O's to OS with "DID_NO_CONNECT".
4538 * Link Down Timeout != 0:
4540 * The driver waits for the link to come up after link down
4541 * before returning I/Os to OS with "DID_NO_CONNECT".
4543 if (le16_to_cpu(nv->link_down_timeout) == 0) {
4544 ha->loop_down_abort_time =
4545 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
4547 ha->link_down_timeout = le16_to_cpu(nv->link_down_timeout);
4548 ha->loop_down_abort_time =
4549 (LOOP_DOWN_TIME - ha->link_down_timeout);
4552 /* Need enough time to try and get the port back. */
4553 ha->port_down_retry_count = le16_to_cpu(nv->port_down_retry_count);
4554 if (qlport_down_retry)
4555 ha->port_down_retry_count = qlport_down_retry;
4557 /* Set login_retry_count */
4558 ha->login_retry_count = le16_to_cpu(nv->login_retry_count);
4559 if (ha->port_down_retry_count ==
4560 le16_to_cpu(nv->port_down_retry_count) &&
4561 ha->port_down_retry_count > 3)
4562 ha->login_retry_count = ha->port_down_retry_count;
4563 else if (ha->port_down_retry_count > (int)ha->login_retry_count)
4564 ha->login_retry_count = ha->port_down_retry_count;
4565 if (ql2xloginretrycount)
4566 ha->login_retry_count = ql2xloginretrycount;
4569 if (!vha->flags.init_done) {
4570 ha->zio_mode = le32_to_cpu(icb->firmware_options_2) &
4571 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
4572 ha->zio_timer = le16_to_cpu(icb->interrupt_delay_timer) ?
4573 le16_to_cpu(icb->interrupt_delay_timer): 2;
4575 icb->firmware_options_2 &= __constant_cpu_to_le32(
4576 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0));
4577 vha->flags.process_response_queue = 0;
4578 if (ha->zio_mode != QLA_ZIO_DISABLED) {
4579 ha->zio_mode = QLA_ZIO_MODE_6;
4581 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer delay "
4582 "(%d us).\n", vha->host_no, ha->zio_mode,
4583 ha->zio_timer * 100));
4584 qla_printk(KERN_INFO, ha,
4585 "ZIO mode %d enabled; timer delay (%d us).\n",
4586 ha->zio_mode, ha->zio_timer * 100);
4588 icb->firmware_options_2 |= cpu_to_le32(
4589 (uint32_t)ha->zio_mode);
4590 icb->interrupt_delay_timer = cpu_to_le16(ha->zio_timer);
4591 vha->flags.process_response_queue = 1;
4595 DEBUG2_3(printk(KERN_WARNING
4596 "scsi(%ld): NVRAM configuration failed!\n", vha->host_no));
4602 qla24xx_load_risc_flash(scsi_qla_host_t *vha, uint32_t *srisc_addr,
4605 int rval = QLA_SUCCESS;
4606 int segments, fragment;
4607 uint32_t *dcode, dlen;
4611 struct qla_hw_data *ha = vha->hw;
4612 struct req_que *req = ha->req_q_map[0];
4614 qla_printk(KERN_INFO, ha,
4615 "FW: Loading from flash (%x)...\n", faddr);
4619 segments = FA_RISC_CODE_SEGMENTS;
4620 dcode = (uint32_t *)req->ring;
4623 /* Validate firmware image by checking version. */
4624 qla24xx_read_flash_data(vha, dcode, faddr + 4, 4);
4625 for (i = 0; i < 4; i++)
4626 dcode[i] = be32_to_cpu(dcode[i]);
4627 if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff &&
4628 dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) ||
4629 (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 &&
4631 qla_printk(KERN_WARNING, ha,
4632 "Unable to verify integrity of flash firmware image!\n");
4633 qla_printk(KERN_WARNING, ha,
4634 "Firmware data: %08x %08x %08x %08x!\n", dcode[0],
4635 dcode[1], dcode[2], dcode[3]);
4637 return QLA_FUNCTION_FAILED;
4640 while (segments && rval == QLA_SUCCESS) {
4641 /* Read segment's load information. */
4642 qla24xx_read_flash_data(vha, dcode, faddr, 4);
4644 risc_addr = be32_to_cpu(dcode[2]);
4645 *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr;
4646 risc_size = be32_to_cpu(dcode[3]);
4649 while (risc_size > 0 && rval == QLA_SUCCESS) {
4650 dlen = (uint32_t)(ha->fw_transfer_size >> 2);
4651 if (dlen > risc_size)
4654 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
4655 "addr %x, number of dwords 0x%x, offset 0x%x.\n",
4656 vha->host_no, risc_addr, dlen, faddr));
4658 qla24xx_read_flash_data(vha, dcode, faddr, dlen);
4659 for (i = 0; i < dlen; i++)
4660 dcode[i] = swab32(dcode[i]);
4662 rval = qla2x00_load_ram(vha, req->dma, risc_addr,
4665 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
4666 "segment %d of firmware\n", vha->host_no,
4668 qla_printk(KERN_WARNING, ha,
4669 "[ERROR] Failed to load segment %d of "
4670 "firmware\n", fragment);
4687 #define QLA_FW_URL "ftp://ftp.qlogic.com/outgoing/linux/firmware/"
4690 qla2x00_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
4694 uint16_t *wcode, *fwcode;
4695 uint32_t risc_addr, risc_size, fwclen, wlen, *seg;
4696 struct fw_blob *blob;
4697 struct qla_hw_data *ha = vha->hw;
4698 struct req_que *req = ha->req_q_map[0];
4700 /* Load firmware blob. */
4701 blob = qla2x00_request_firmware(vha);
4703 qla_printk(KERN_ERR, ha, "Firmware image unavailable.\n");
4704 qla_printk(KERN_ERR, ha, "Firmware images can be retrieved "
4705 "from: " QLA_FW_URL ".\n");
4706 return QLA_FUNCTION_FAILED;
4711 wcode = (uint16_t *)req->ring;
4713 fwcode = (uint16_t *)blob->fw->data;
4716 /* Validate firmware image by checking version. */
4717 if (blob->fw->size < 8 * sizeof(uint16_t)) {
4718 qla_printk(KERN_WARNING, ha,
4719 "Unable to verify integrity of firmware image (%Zd)!\n",
4721 goto fail_fw_integrity;
4723 for (i = 0; i < 4; i++)
4724 wcode[i] = be16_to_cpu(fwcode[i + 4]);
4725 if ((wcode[0] == 0xffff && wcode[1] == 0xffff && wcode[2] == 0xffff &&
4726 wcode[3] == 0xffff) || (wcode[0] == 0 && wcode[1] == 0 &&
4727 wcode[2] == 0 && wcode[3] == 0)) {
4728 qla_printk(KERN_WARNING, ha,
4729 "Unable to verify integrity of firmware image!\n");
4730 qla_printk(KERN_WARNING, ha,
4731 "Firmware data: %04x %04x %04x %04x!\n", wcode[0],
4732 wcode[1], wcode[2], wcode[3]);
4733 goto fail_fw_integrity;
4737 while (*seg && rval == QLA_SUCCESS) {
4739 *srisc_addr = *srisc_addr == 0 ? *seg : *srisc_addr;
4740 risc_size = be16_to_cpu(fwcode[3]);
4742 /* Validate firmware image size. */
4743 fwclen += risc_size * sizeof(uint16_t);
4744 if (blob->fw->size < fwclen) {
4745 qla_printk(KERN_WARNING, ha,
4746 "Unable to verify integrity of firmware image "
4747 "(%Zd)!\n", blob->fw->size);
4748 goto fail_fw_integrity;
4752 while (risc_size > 0 && rval == QLA_SUCCESS) {
4753 wlen = (uint16_t)(ha->fw_transfer_size >> 1);
4754 if (wlen > risc_size)
4757 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
4758 "addr %x, number of words 0x%x.\n", vha->host_no,
4761 for (i = 0; i < wlen; i++)
4762 wcode[i] = swab16(fwcode[i]);
4764 rval = qla2x00_load_ram(vha, req->dma, risc_addr,
4767 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
4768 "segment %d of firmware\n", vha->host_no,
4770 qla_printk(KERN_WARNING, ha,
4771 "[ERROR] Failed to load segment %d of "
4772 "firmware\n", fragment);
4788 return QLA_FUNCTION_FAILED;
4792 qla24xx_load_risc_blob(scsi_qla_host_t *vha, uint32_t *srisc_addr)
4795 int segments, fragment;
4796 uint32_t *dcode, dlen;
4800 struct fw_blob *blob;
4801 uint32_t *fwcode, fwclen;
4802 struct qla_hw_data *ha = vha->hw;
4803 struct req_que *req = ha->req_q_map[0];
4805 /* Load firmware blob. */
4806 blob = qla2x00_request_firmware(vha);
4808 qla_printk(KERN_ERR, ha, "Firmware image unavailable.\n");
4809 qla_printk(KERN_ERR, ha, "Firmware images can be retrieved "
4810 "from: " QLA_FW_URL ".\n");
4812 return QLA_FUNCTION_FAILED;
4815 qla_printk(KERN_INFO, ha,
4816 "FW: Loading via request-firmware...\n");
4820 segments = FA_RISC_CODE_SEGMENTS;
4821 dcode = (uint32_t *)req->ring;
4823 fwcode = (uint32_t *)blob->fw->data;
4826 /* Validate firmware image by checking version. */
4827 if (blob->fw->size < 8 * sizeof(uint32_t)) {
4828 qla_printk(KERN_WARNING, ha,
4829 "Unable to verify integrity of firmware image (%Zd)!\n",
4831 goto fail_fw_integrity;
4833 for (i = 0; i < 4; i++)
4834 dcode[i] = be32_to_cpu(fwcode[i + 4]);
4835 if ((dcode[0] == 0xffffffff && dcode[1] == 0xffffffff &&
4836 dcode[2] == 0xffffffff && dcode[3] == 0xffffffff) ||
4837 (dcode[0] == 0 && dcode[1] == 0 && dcode[2] == 0 &&
4839 qla_printk(KERN_WARNING, ha,
4840 "Unable to verify integrity of firmware image!\n");
4841 qla_printk(KERN_WARNING, ha,
4842 "Firmware data: %08x %08x %08x %08x!\n", dcode[0],
4843 dcode[1], dcode[2], dcode[3]);
4844 goto fail_fw_integrity;
4847 while (segments && rval == QLA_SUCCESS) {
4848 risc_addr = be32_to_cpu(fwcode[2]);
4849 *srisc_addr = *srisc_addr == 0 ? risc_addr : *srisc_addr;
4850 risc_size = be32_to_cpu(fwcode[3]);
4852 /* Validate firmware image size. */
4853 fwclen += risc_size * sizeof(uint32_t);
4854 if (blob->fw->size < fwclen) {
4855 qla_printk(KERN_WARNING, ha,
4856 "Unable to verify integrity of firmware image "
4857 "(%Zd)!\n", blob->fw->size);
4859 goto fail_fw_integrity;
4863 while (risc_size > 0 && rval == QLA_SUCCESS) {
4864 dlen = (uint32_t)(ha->fw_transfer_size >> 2);
4865 if (dlen > risc_size)
4868 DEBUG7(printk("scsi(%ld): Loading risc segment@ risc "
4869 "addr %x, number of dwords 0x%x.\n", vha->host_no,
4872 for (i = 0; i < dlen; i++)
4873 dcode[i] = swab32(fwcode[i]);
4875 rval = qla2x00_load_ram(vha, req->dma, risc_addr,
4878 DEBUG(printk("scsi(%ld):[ERROR] Failed to load "
4879 "segment %d of firmware\n", vha->host_no,
4881 qla_printk(KERN_WARNING, ha,
4882 "[ERROR] Failed to load segment %d of "
4883 "firmware\n", fragment);
4899 return QLA_FUNCTION_FAILED;
4903 qla24xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
4907 if (ql2xfwloadbin == 1)
4908 return qla81xx_load_risc(vha, srisc_addr);
4912 * 1) Firmware via request-firmware interface (.bin file).
4913 * 2) Firmware residing in flash.
4915 rval = qla24xx_load_risc_blob(vha, srisc_addr);
4916 if (rval == QLA_SUCCESS)
4919 return qla24xx_load_risc_flash(vha, srisc_addr,
4920 vha->hw->flt_region_fw);
4924 qla81xx_load_risc(scsi_qla_host_t *vha, uint32_t *srisc_addr)
4927 struct qla_hw_data *ha = vha->hw;
4929 if (ql2xfwloadbin == 2)
4934 * 1) Firmware residing in flash.
4935 * 2) Firmware via request-firmware interface (.bin file).
4936 * 3) Golden-Firmware residing in flash -- limited operation.
4938 rval = qla24xx_load_risc_flash(vha, srisc_addr, ha->flt_region_fw);
4939 if (rval == QLA_SUCCESS)
4943 rval = qla24xx_load_risc_blob(vha, srisc_addr);
4944 if (rval == QLA_SUCCESS || !ha->flt_region_gold_fw)
4947 qla_printk(KERN_ERR, ha,
4948 "FW: Attempting to fallback to golden firmware...\n");
4949 rval = qla24xx_load_risc_flash(vha, srisc_addr, ha->flt_region_gold_fw);
4950 if (rval != QLA_SUCCESS)
4953 qla_printk(KERN_ERR, ha,
4954 "FW: Please update operational firmware...\n");
4955 ha->flags.running_gold_fw = 1;
4961 qla2x00_try_to_stop_firmware(scsi_qla_host_t *vha)
4964 struct qla_hw_data *ha = vha->hw;
4966 if (ha->flags.pci_channel_io_perm_failure)
4968 if (!IS_FWI2_CAPABLE(ha))
4970 if (!ha->fw_major_version)
4973 ret = qla2x00_stop_firmware(vha);
4974 for (retries = 5; ret != QLA_SUCCESS && ret != QLA_FUNCTION_TIMEOUT &&
4975 ret != QLA_INVALID_COMMAND && retries ; retries--) {
4976 ha->isp_ops->reset_chip(vha);
4977 if (ha->isp_ops->chip_diag(vha) != QLA_SUCCESS)
4979 if (qla2x00_setup_chip(vha) != QLA_SUCCESS)
4981 qla_printk(KERN_INFO, ha,
4982 "Attempting retry of stop-firmware command...\n");
4983 ret = qla2x00_stop_firmware(vha);
4988 qla24xx_configure_vhba(scsi_qla_host_t *vha)
4990 int rval = QLA_SUCCESS;
4991 uint16_t mb[MAILBOX_REGISTER_COUNT];
4992 struct qla_hw_data *ha = vha->hw;
4993 struct scsi_qla_host *base_vha = pci_get_drvdata(ha->pdev);
4994 struct req_que *req;
4995 struct rsp_que *rsp;
5000 rval = qla2x00_fw_ready(base_vha);
5001 if (ha->flags.cpu_affinity_enabled)
5002 req = ha->req_q_map[0];
5007 if (rval == QLA_SUCCESS) {
5008 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
5009 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL);
5012 vha->flags.management_server_logged_in = 0;
5014 /* Login to SNS first */
5015 ha->isp_ops->fabric_login(vha, NPH_SNS, 0xff, 0xff, 0xfc, mb, BIT_1);
5016 if (mb[0] != MBS_COMMAND_COMPLETE) {
5017 DEBUG15(qla_printk(KERN_INFO, ha,
5018 "Failed SNS login: loop_id=%x mb[0]=%x mb[1]=%x "
5019 "mb[2]=%x mb[6]=%x mb[7]=%x\n", NPH_SNS,
5020 mb[0], mb[1], mb[2], mb[6], mb[7]));
5021 return (QLA_FUNCTION_FAILED);
5024 atomic_set(&vha->loop_down_timer, 0);
5025 atomic_set(&vha->loop_state, LOOP_UP);
5026 set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
5027 set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
5028 rval = qla2x00_loop_resync(base_vha);
5033 /* 84XX Support **************************************************************/
5035 static LIST_HEAD(qla_cs84xx_list);
5036 static DEFINE_MUTEX(qla_cs84xx_mutex);
5038 static struct qla_chip_state_84xx *
5039 qla84xx_get_chip(struct scsi_qla_host *vha)
5041 struct qla_chip_state_84xx *cs84xx;
5042 struct qla_hw_data *ha = vha->hw;
5044 mutex_lock(&qla_cs84xx_mutex);
5046 /* Find any shared 84xx chip. */
5047 list_for_each_entry(cs84xx, &qla_cs84xx_list, list) {
5048 if (cs84xx->bus == ha->pdev->bus) {
5049 kref_get(&cs84xx->kref);
5054 cs84xx = kzalloc(sizeof(*cs84xx), GFP_KERNEL);
5058 kref_init(&cs84xx->kref);
5059 spin_lock_init(&cs84xx->access_lock);
5060 mutex_init(&cs84xx->fw_update_mutex);
5061 cs84xx->bus = ha->pdev->bus;
5063 list_add_tail(&cs84xx->list, &qla_cs84xx_list);
5065 mutex_unlock(&qla_cs84xx_mutex);
5070 __qla84xx_chip_release(struct kref *kref)
5072 struct qla_chip_state_84xx *cs84xx =
5073 container_of(kref, struct qla_chip_state_84xx, kref);
5075 mutex_lock(&qla_cs84xx_mutex);
5076 list_del(&cs84xx->list);
5077 mutex_unlock(&qla_cs84xx_mutex);
5082 qla84xx_put_chip(struct scsi_qla_host *vha)
5084 struct qla_hw_data *ha = vha->hw;
5086 kref_put(&ha->cs84xx->kref, __qla84xx_chip_release);
5090 qla84xx_init_chip(scsi_qla_host_t *vha)
5094 struct qla_hw_data *ha = vha->hw;
5096 mutex_lock(&ha->cs84xx->fw_update_mutex);
5098 rval = qla84xx_verify_chip(vha, status);
5100 mutex_unlock(&ha->cs84xx->fw_update_mutex);
5102 return rval != QLA_SUCCESS || status[0] ? QLA_FUNCTION_FAILED:
5106 /* 81XX Support **************************************************************/
5109 qla81xx_nvram_config(scsi_qla_host_t *vha)
5112 struct init_cb_81xx *icb;
5113 struct nvram_81xx *nv;
5115 uint8_t *dptr1, *dptr2;
5118 struct qla_hw_data *ha = vha->hw;
5121 icb = (struct init_cb_81xx *)ha->init_cb;
5124 /* Determine NVRAM starting address. */
5125 ha->nvram_size = sizeof(struct nvram_81xx);
5126 ha->vpd_size = FA_NVRAM_VPD_SIZE;
5128 /* Get VPD data into cache */
5129 ha->vpd = ha->nvram + VPD_OFFSET;
5130 ha->isp_ops->read_optrom(vha, ha->vpd, ha->flt_region_vpd << 2,
5133 /* Get NVRAM data into cache and calculate checksum. */
5134 ha->isp_ops->read_optrom(vha, ha->nvram, ha->flt_region_nvram << 2,
5136 dptr = (uint32_t *)nv;
5137 for (cnt = 0, chksum = 0; cnt < ha->nvram_size >> 2; cnt++)
5138 chksum += le32_to_cpu(*dptr++);
5140 DEBUG5(printk("scsi(%ld): Contents of NVRAM\n", vha->host_no));
5141 DEBUG5(qla2x00_dump_buffer((uint8_t *)nv, ha->nvram_size));
5143 /* Bad NVRAM data, set defaults parameters. */
5144 if (chksum || nv->id[0] != 'I' || nv->id[1] != 'S' || nv->id[2] != 'P'
5145 || nv->id[3] != ' ' ||
5146 nv->nvram_version < __constant_cpu_to_le16(ICB_VERSION)) {
5147 /* Reset NVRAM data. */
5148 qla_printk(KERN_WARNING, ha, "Inconsistent NVRAM detected: "
5149 "checksum=0x%x id=%c version=0x%x.\n", chksum, nv->id[0],
5150 le16_to_cpu(nv->nvram_version));
5151 qla_printk(KERN_WARNING, ha, "Falling back to functioning (yet "
5152 "invalid -- WWPN) defaults.\n");
5155 * Set default initialization control block.
5157 memset(nv, 0, ha->nvram_size);
5158 nv->nvram_version = __constant_cpu_to_le16(ICB_VERSION);
5159 nv->version = __constant_cpu_to_le16(ICB_VERSION);
5160 nv->frame_payload_size = __constant_cpu_to_le16(2048);
5161 nv->execution_throttle = __constant_cpu_to_le16(0xFFFF);
5162 nv->exchange_count = __constant_cpu_to_le16(0);
5163 nv->port_name[0] = 0x21;
5164 nv->port_name[1] = 0x00 + ha->port_no;
5165 nv->port_name[2] = 0x00;
5166 nv->port_name[3] = 0xe0;
5167 nv->port_name[4] = 0x8b;
5168 nv->port_name[5] = 0x1c;
5169 nv->port_name[6] = 0x55;
5170 nv->port_name[7] = 0x86;
5171 nv->node_name[0] = 0x20;
5172 nv->node_name[1] = 0x00;
5173 nv->node_name[2] = 0x00;
5174 nv->node_name[3] = 0xe0;
5175 nv->node_name[4] = 0x8b;
5176 nv->node_name[5] = 0x1c;
5177 nv->node_name[6] = 0x55;
5178 nv->node_name[7] = 0x86;
5179 nv->login_retry_count = __constant_cpu_to_le16(8);
5180 nv->interrupt_delay_timer = __constant_cpu_to_le16(0);
5181 nv->login_timeout = __constant_cpu_to_le16(0);
5182 nv->firmware_options_1 =
5183 __constant_cpu_to_le32(BIT_14|BIT_13|BIT_2|BIT_1);
5184 nv->firmware_options_2 = __constant_cpu_to_le32(2 << 4);
5185 nv->firmware_options_2 |= __constant_cpu_to_le32(BIT_12);
5186 nv->firmware_options_3 = __constant_cpu_to_le32(2 << 13);
5187 nv->host_p = __constant_cpu_to_le32(BIT_11|BIT_10);
5188 nv->efi_parameters = __constant_cpu_to_le32(0);
5189 nv->reset_delay = 5;
5190 nv->max_luns_per_target = __constant_cpu_to_le16(128);
5191 nv->port_down_retry_count = __constant_cpu_to_le16(30);
5192 nv->link_down_timeout = __constant_cpu_to_le16(30);
5193 nv->enode_mac[0] = 0x00;
5194 nv->enode_mac[1] = 0x02;
5195 nv->enode_mac[2] = 0x03;
5196 nv->enode_mac[3] = 0x04;
5197 nv->enode_mac[4] = 0x05;
5198 nv->enode_mac[5] = 0x06 + ha->port_no;
5203 /* Reset Initialization control block */
5204 memset(icb, 0, sizeof(struct init_cb_81xx));
5206 /* Copy 1st segment. */
5207 dptr1 = (uint8_t *)icb;
5208 dptr2 = (uint8_t *)&nv->version;
5209 cnt = (uint8_t *)&icb->response_q_inpointer - (uint8_t *)&icb->version;
5211 *dptr1++ = *dptr2++;
5213 icb->login_retry_count = nv->login_retry_count;
5215 /* Copy 2nd segment. */
5216 dptr1 = (uint8_t *)&icb->interrupt_delay_timer;
5217 dptr2 = (uint8_t *)&nv->interrupt_delay_timer;
5218 cnt = (uint8_t *)&icb->reserved_5 -
5219 (uint8_t *)&icb->interrupt_delay_timer;
5221 *dptr1++ = *dptr2++;
5223 memcpy(icb->enode_mac, nv->enode_mac, sizeof(icb->enode_mac));
5224 /* Some boards (with valid NVRAMs) still have NULL enode_mac!! */
5225 if (!memcmp(icb->enode_mac, "\0\0\0\0\0\0", sizeof(icb->enode_mac))) {
5226 icb->enode_mac[0] = 0x01;
5227 icb->enode_mac[1] = 0x02;
5228 icb->enode_mac[2] = 0x03;
5229 icb->enode_mac[3] = 0x04;
5230 icb->enode_mac[4] = 0x05;
5231 icb->enode_mac[5] = 0x06 + ha->port_no;
5234 /* Use extended-initialization control block. */
5235 memcpy(ha->ex_init_cb, &nv->ex_version, sizeof(*ha->ex_init_cb));
5238 * Setup driver NVRAM options.
5240 qla2x00_set_model_info(vha, nv->model_name, sizeof(nv->model_name),
5243 /* Use alternate WWN? */
5244 if (nv->host_p & __constant_cpu_to_le32(BIT_15)) {
5245 memcpy(icb->node_name, nv->alternate_node_name, WWN_SIZE);
5246 memcpy(icb->port_name, nv->alternate_port_name, WWN_SIZE);
5249 /* Prepare nodename */
5250 if ((icb->firmware_options_1 & __constant_cpu_to_le32(BIT_14)) == 0) {
5252 * Firmware will apply the following mask if the nodename was
5255 memcpy(icb->node_name, icb->port_name, WWN_SIZE);
5256 icb->node_name[0] &= 0xF0;
5259 /* Set host adapter parameters. */
5260 ha->flags.disable_risc_code_load = 0;
5261 ha->flags.enable_lip_reset = 0;
5262 ha->flags.enable_lip_full_login =
5263 le32_to_cpu(nv->host_p) & BIT_10 ? 1: 0;
5264 ha->flags.enable_target_reset =
5265 le32_to_cpu(nv->host_p) & BIT_11 ? 1: 0;
5266 ha->flags.enable_led_scheme = 0;
5267 ha->flags.disable_serdes = le32_to_cpu(nv->host_p) & BIT_5 ? 1: 0;
5269 ha->operating_mode = (le32_to_cpu(icb->firmware_options_2) &
5270 (BIT_6 | BIT_5 | BIT_4)) >> 4;
5272 /* save HBA serial number */
5273 ha->serial0 = icb->port_name[5];
5274 ha->serial1 = icb->port_name[6];
5275 ha->serial2 = icb->port_name[7];
5276 memcpy(vha->node_name, icb->node_name, WWN_SIZE);
5277 memcpy(vha->port_name, icb->port_name, WWN_SIZE);
5279 icb->execution_throttle = __constant_cpu_to_le16(0xFFFF);
5281 ha->retry_count = le16_to_cpu(nv->login_retry_count);
5283 /* Set minimum login_timeout to 4 seconds. */
5284 if (le16_to_cpu(nv->login_timeout) < ql2xlogintimeout)
5285 nv->login_timeout = cpu_to_le16(ql2xlogintimeout);
5286 if (le16_to_cpu(nv->login_timeout) < 4)
5287 nv->login_timeout = __constant_cpu_to_le16(4);
5288 ha->login_timeout = le16_to_cpu(nv->login_timeout);
5289 icb->login_timeout = nv->login_timeout;
5291 /* Set minimum RATOV to 100 tenths of a second. */
5294 ha->loop_reset_delay = nv->reset_delay;
5296 /* Link Down Timeout = 0:
5298 * When Port Down timer expires we will start returning
5299 * I/O's to OS with "DID_NO_CONNECT".
5301 * Link Down Timeout != 0:
5303 * The driver waits for the link to come up after link down
5304 * before returning I/Os to OS with "DID_NO_CONNECT".
5306 if (le16_to_cpu(nv->link_down_timeout) == 0) {
5307 ha->loop_down_abort_time =
5308 (LOOP_DOWN_TIME - LOOP_DOWN_TIMEOUT);
5310 ha->link_down_timeout = le16_to_cpu(nv->link_down_timeout);
5311 ha->loop_down_abort_time =
5312 (LOOP_DOWN_TIME - ha->link_down_timeout);
5315 /* Need enough time to try and get the port back. */
5316 ha->port_down_retry_count = le16_to_cpu(nv->port_down_retry_count);
5317 if (qlport_down_retry)
5318 ha->port_down_retry_count = qlport_down_retry;
5320 /* Set login_retry_count */
5321 ha->login_retry_count = le16_to_cpu(nv->login_retry_count);
5322 if (ha->port_down_retry_count ==
5323 le16_to_cpu(nv->port_down_retry_count) &&
5324 ha->port_down_retry_count > 3)
5325 ha->login_retry_count = ha->port_down_retry_count;
5326 else if (ha->port_down_retry_count > (int)ha->login_retry_count)
5327 ha->login_retry_count = ha->port_down_retry_count;
5328 if (ql2xloginretrycount)
5329 ha->login_retry_count = ql2xloginretrycount;
5332 if (!vha->flags.init_done) {
5333 ha->zio_mode = le32_to_cpu(icb->firmware_options_2) &
5334 (BIT_3 | BIT_2 | BIT_1 | BIT_0);
5335 ha->zio_timer = le16_to_cpu(icb->interrupt_delay_timer) ?
5336 le16_to_cpu(icb->interrupt_delay_timer): 2;
5338 icb->firmware_options_2 &= __constant_cpu_to_le32(
5339 ~(BIT_3 | BIT_2 | BIT_1 | BIT_0));
5340 vha->flags.process_response_queue = 0;
5341 if (ha->zio_mode != QLA_ZIO_DISABLED) {
5342 ha->zio_mode = QLA_ZIO_MODE_6;
5344 DEBUG2(printk("scsi(%ld): ZIO mode %d enabled; timer delay "
5345 "(%d us).\n", vha->host_no, ha->zio_mode,
5346 ha->zio_timer * 100));
5347 qla_printk(KERN_INFO, ha,
5348 "ZIO mode %d enabled; timer delay (%d us).\n",
5349 ha->zio_mode, ha->zio_timer * 100);
5351 icb->firmware_options_2 |= cpu_to_le32(
5352 (uint32_t)ha->zio_mode);
5353 icb->interrupt_delay_timer = cpu_to_le16(ha->zio_timer);
5354 vha->flags.process_response_queue = 1;
5358 DEBUG2_3(printk(KERN_WARNING
5359 "scsi(%ld): NVRAM configuration failed!\n", vha->host_no));
5365 qla82xx_restart_isp(scsi_qla_host_t *vha)
5369 struct qla_hw_data *ha = vha->hw;
5370 struct req_que *req = ha->req_q_map[0];
5371 struct rsp_que *rsp = ha->rsp_q_map[0];
5372 struct scsi_qla_host *vp;
5373 unsigned long flags;
5375 status = qla2x00_init_rings(vha);
5377 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
5378 ha->flags.chip_reset_done = 1;
5380 status = qla2x00_fw_ready(vha);
5382 qla_printk(KERN_INFO, ha,
5383 "%s(): Start configure loop, "
5384 "status = %d\n", __func__, status);
5386 /* Issue a marker after FW becomes ready. */
5387 qla2x00_marker(vha, req, rsp, 0, 0, MK_SYNC_ALL);
5389 vha->flags.online = 1;
5390 /* Wait at most MAX_TARGET RSCNs for a stable link. */
5393 clear_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
5394 qla2x00_configure_loop(vha);
5396 } while (!atomic_read(&vha->loop_down_timer) &&
5397 !(test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags)) &&
5399 (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags)));
5402 /* if no cable then assume it's good */
5403 if ((vha->device_flags & DFLG_NO_CABLE))
5406 qla_printk(KERN_INFO, ha,
5407 "%s(): Configure loop done, status = 0x%x\n",
5412 clear_bit(RESET_MARKER_NEEDED, &vha->dpc_flags);
5414 if (!atomic_read(&vha->loop_down_timer)) {
5416 * Issue marker command only when we are going
5417 * to start the I/O .
5419 vha->marker_needed = 1;
5422 vha->flags.online = 1;
5424 ha->isp_ops->enable_intrs(ha);
5426 ha->isp_abort_cnt = 0;
5427 clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
5430 ha->flags.fce_enabled = 1;
5432 fce_calc_size(ha->fce_bufs));
5433 rval = qla2x00_enable_fce_trace(vha,
5434 ha->fce_dma, ha->fce_bufs, ha->fce_mb,
5437 qla_printk(KERN_WARNING, ha,
5438 "Unable to reinitialize FCE "
5440 ha->flags.fce_enabled = 0;
5445 memset(ha->eft, 0, EFT_SIZE);
5446 rval = qla2x00_enable_eft_trace(vha,
5447 ha->eft_dma, EFT_NUM_BUFFERS);
5449 qla_printk(KERN_WARNING, ha,
5450 "Unable to reinitialize EFT "
5457 DEBUG(printk(KERN_INFO
5458 "qla82xx_restart_isp(%ld): succeeded.\n",
5461 spin_lock_irqsave(&ha->vport_slock, flags);
5462 list_for_each_entry(vp, &ha->vp_list, list) {
5464 atomic_inc(&vp->vref_count);
5465 spin_unlock_irqrestore(&ha->vport_slock, flags);
5467 qla2x00_vp_abort_isp(vp);
5469 spin_lock_irqsave(&ha->vport_slock, flags);
5470 atomic_dec(&vp->vref_count);
5473 spin_unlock_irqrestore(&ha->vport_slock, flags);
5476 qla_printk(KERN_INFO, ha,
5477 "qla82xx_restart_isp: **** FAILED ****\n");
5484 qla81xx_update_fw_options(scsi_qla_host_t *vha)
5486 struct qla_hw_data *ha = vha->hw;
5491 /* Enable ETS Burst. */
5492 memset(ha->fw_options, 0, sizeof(ha->fw_options));
5493 ha->fw_options[2] |= BIT_9;
5494 qla2x00_set_fw_options(vha, ha->fw_options);
5498 * qla24xx_get_fcp_prio
5499 * Gets the fcp cmd priority value for the logged in port.
5500 * Looks for a match of the port descriptors within
5501 * each of the fcp prio config entries. If a match is found,
5502 * the tag (priority) value is returned.
5505 * vha = scsi host structure pointer.
5506 * fcport = port structure pointer.
5509 * non-zero (if found)
5516 qla24xx_get_fcp_prio(scsi_qla_host_t *vha, fc_port_t *fcport)
5519 uint8_t pid_match, wwn_match;
5521 uint32_t pid1, pid2;
5522 uint64_t wwn1, wwn2;
5523 struct qla_fcp_prio_entry *pri_entry;
5524 struct qla_hw_data *ha = vha->hw;
5526 if (!ha->fcp_prio_cfg || !ha->flags.fcp_prio_enabled)
5530 entries = ha->fcp_prio_cfg->num_entries;
5531 pri_entry = &ha->fcp_prio_cfg->entry[0];
5533 for (i = 0; i < entries; i++) {
5534 pid_match = wwn_match = 0;
5536 if (!(pri_entry->flags & FCP_PRIO_ENTRY_VALID)) {
5541 /* check source pid for a match */
5542 if (pri_entry->flags & FCP_PRIO_ENTRY_SPID_VALID) {
5543 pid1 = pri_entry->src_pid & INVALID_PORT_ID;
5544 pid2 = vha->d_id.b24 & INVALID_PORT_ID;
5545 if (pid1 == INVALID_PORT_ID)
5547 else if (pid1 == pid2)
5551 /* check destination pid for a match */
5552 if (pri_entry->flags & FCP_PRIO_ENTRY_DPID_VALID) {
5553 pid1 = pri_entry->dst_pid & INVALID_PORT_ID;
5554 pid2 = fcport->d_id.b24 & INVALID_PORT_ID;
5555 if (pid1 == INVALID_PORT_ID)
5557 else if (pid1 == pid2)
5561 /* check source WWN for a match */
5562 if (pri_entry->flags & FCP_PRIO_ENTRY_SWWN_VALID) {
5563 wwn1 = wwn_to_u64(vha->port_name);
5564 wwn2 = wwn_to_u64(pri_entry->src_wwpn);
5565 if (wwn2 == (uint64_t)-1)
5567 else if (wwn1 == wwn2)
5571 /* check destination WWN for a match */
5572 if (pri_entry->flags & FCP_PRIO_ENTRY_DWWN_VALID) {
5573 wwn1 = wwn_to_u64(fcport->port_name);
5574 wwn2 = wwn_to_u64(pri_entry->dst_wwpn);
5575 if (wwn2 == (uint64_t)-1)
5577 else if (wwn1 == wwn2)
5581 if (pid_match == 2 || wwn_match == 2) {
5582 /* Found a matching entry */
5583 if (pri_entry->flags & FCP_PRIO_ENTRY_TAG_VALID)
5584 priority = pri_entry->tag;
5595 * qla24xx_update_fcport_fcp_prio
5596 * Activates fcp priority for the logged in fc port
5599 * vha = scsi host structure pointer.
5600 * fcp = port structure pointer.
5603 * QLA_SUCCESS or QLA_FUNCTION_FAILED
5609 qla24xx_update_fcport_fcp_prio(scsi_qla_host_t *vha, fc_port_t *fcport)
5615 if (fcport->port_type != FCT_TARGET ||
5616 fcport->loop_id == FC_NO_LOOP_ID)
5617 return QLA_FUNCTION_FAILED;
5619 priority = qla24xx_get_fcp_prio(vha, fcport);
5621 return QLA_FUNCTION_FAILED;
5623 ret = qla24xx_set_fcp_prio(vha, fcport->loop_id, priority, mb);
5624 if (ret == QLA_SUCCESS)
5625 fcport->fcp_prio = priority;
5627 DEBUG2(printk(KERN_WARNING
5628 "scsi(%ld): Unable to activate fcp priority, "
5629 " ret=0x%x\n", vha->host_no, ret));
5635 * qla24xx_update_all_fcp_prio
5636 * Activates fcp priority for all the logged in ports
5639 * ha = adapter block pointer.
5642 * QLA_SUCCESS or QLA_FUNCTION_FAILED
5648 qla24xx_update_all_fcp_prio(scsi_qla_host_t *vha)
5653 ret = QLA_FUNCTION_FAILED;
5654 /* We need to set priority for all logged in ports */
5655 list_for_each_entry(fcport, &vha->vp_fcports, list)
5656 ret = qla24xx_update_fcport_fcp_prio(vha, fcport);