/*******************************************************************
* This file is part of the Emulex Linux Device Driver for *
- * Enterprise Fibre Channel Host Bus Adapters. *
- * Refer to the README file included with this package for *
- * driver version and adapter support. *
- * Copyright (C) 2004 Emulex Corporation. *
+ * Fibre Channel Host Bus Adapters. *
+ * Copyright (C) 2004-2006 Emulex. All rights reserved. *
+ * EMULEX and SLI are trademarks of Emulex. *
* www.emulex.com *
+ * Portions Copyright (C) 2004-2005 Christoph Hellwig *
* *
* This program is free software; you can redistribute it and/or *
- * modify it under the terms of the GNU General Public License *
- * as published by the Free Software Foundation; either version 2 *
- * of the License, or (at your option) any later version. *
- * *
- * This program is distributed in the hope that it will be useful, *
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
- * GNU General Public License for more details, a copy of which *
- * can be found in the file COPYING included with this package. *
+ * modify it under the terms of version 2 of the GNU General *
+ * Public License as published by the Free Software Foundation. *
+ * This program is distributed in the hope that it will be useful. *
+ * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND *
+ * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, *
+ * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE *
+ * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
+ * TO BE LEGALLY INVALID. See the GNU General Public License for *
+ * more details, a copy of which can be found in the file COPYING *
+ * included with this package. *
*******************************************************************/
-/*
- * $Id: lpfc_hbadisc.c 1.266 2005/04/13 11:59:06EDT sf_support Exp $
- */
-
#include <linux/blkdev.h>
#include <linux/pci.h>
#include <linux/kthread.h>
#include <linux/interrupt.h>
+#include <scsi/scsi.h>
#include <scsi/scsi_device.h>
#include <scsi/scsi_host.h>
#include <scsi/scsi_transport_fc.h>
static void lpfc_disc_timeout_handler(struct lpfc_hba *);
-static void
-lpfc_process_nodev_timeout(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp)
+void
+lpfc_terminate_rport_io(struct fc_rport *rport)
{
- if (!(ndlp->nlp_type & NLP_FABRIC)) {
- /* Nodev timeout on NPort <nlp_DID> */
- lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY,
- "%d:0203 Nodev timeout on NPort x%x "
- "Data: x%x x%x x%x\n",
- phba->brd_no, ndlp->nlp_DID, ndlp->nlp_flag,
- ndlp->nlp_state, ndlp->nlp_rpi);
+ struct lpfc_rport_data *rdata;
+ struct lpfc_nodelist * ndlp;
+ struct lpfc_hba *phba;
+
+ rdata = rport->dd_data;
+ ndlp = rdata->pnode;
+
+ if (!ndlp) {
+ if (rport->roles & FC_RPORT_ROLE_FCP_TARGET)
+ printk(KERN_ERR "Cannot find remote node"
+ " to terminate I/O Data x%x\n",
+ rport->port_id);
+ return;
}
+ phba = ndlp->nlp_phba;
+
spin_lock_irq(phba->host->host_lock);
- if (!(ndlp->nlp_flag & NLP_NODEV_TMO)) {
- spin_unlock_irq(phba->host->host_lock);
+ if (ndlp->nlp_sid != NLP_NO_SID) {
+ lpfc_sli_abort_iocb(phba, &phba->sli.ring[phba->sli.fcp_ring],
+ ndlp->nlp_sid, 0, 0, LPFC_CTX_TGT);
+ }
+ spin_unlock_irq(phba->host->host_lock);
+
+ return;
+}
+
+/*
+ * This function will be called when dev_loss_tmo fire.
+ */
+void
+lpfc_dev_loss_tmo_callbk(struct fc_rport *rport)
+{
+ struct lpfc_rport_data *rdata;
+ struct lpfc_nodelist * ndlp;
+ uint8_t *name;
+ int warn_on = 0;
+ struct lpfc_hba *phba;
+
+ rdata = rport->dd_data;
+ ndlp = rdata->pnode;
+
+ if (!ndlp) {
+ if (rport->roles & FC_RPORT_ROLE_FCP_TARGET)
+ printk(KERN_ERR "Cannot find remote node"
+ " for rport in dev_loss_tmo_callbk x%x\n",
+ rport->port_id);
return;
}
- ndlp->nlp_flag &= ~NLP_NODEV_TMO;
+ name = (uint8_t *)&ndlp->nlp_portname;
+ phba = ndlp->nlp_phba;
+
+ spin_lock_irq(phba->host->host_lock);
if (ndlp->nlp_sid != NLP_NO_SID) {
+ warn_on = 1;
/* flush the target */
lpfc_sli_abort_iocb(phba, &phba->sli.ring[phba->sli.fcp_ring],
ndlp->nlp_sid, 0, 0, LPFC_CTX_TGT);
}
+ if (phba->fc_flag & FC_UNLOADING)
+ warn_on = 0;
+
spin_unlock_irq(phba->host->host_lock);
- lpfc_disc_state_machine(phba, ndlp, NULL, NLP_EVT_DEVICE_RM);
+ if (warn_on) {
+ lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY,
+ "%d:0203 Devloss timeout on "
+ "WWPN %x:%x:%x:%x:%x:%x:%x:%x "
+ "NPort x%x Data: x%x x%x x%x\n",
+ phba->brd_no,
+ *name, *(name+1), *(name+2), *(name+3),
+ *(name+4), *(name+5), *(name+6), *(name+7),
+ ndlp->nlp_DID, ndlp->nlp_flag,
+ ndlp->nlp_state, ndlp->nlp_rpi);
+ } else {
+ lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
+ "%d:0204 Devloss timeout on "
+ "WWPN %x:%x:%x:%x:%x:%x:%x:%x "
+ "NPort x%x Data: x%x x%x x%x\n",
+ phba->brd_no,
+ *name, *(name+1), *(name+2), *(name+3),
+ *(name+4), *(name+5), *(name+6), *(name+7),
+ ndlp->nlp_DID, ndlp->nlp_flag,
+ ndlp->nlp_state, ndlp->nlp_rpi);
+ }
+
+ ndlp->rport = NULL;
+ rdata->pnode = NULL;
+
+ if (!(phba->fc_flag & FC_UNLOADING))
+ lpfc_disc_state_machine(phba, ndlp, NULL, NLP_EVT_DEVICE_RM);
+
return;
}
evt_listp);
spin_unlock_irq(phba->host->host_lock);
free_evt = 1;
- switch(evtp->evt) {
- case LPFC_EVT_NODEV_TMO:
- ndlp = (struct lpfc_nodelist *)(evtp->evt_arg1);
- lpfc_process_nodev_timeout(phba, ndlp);
- free_evt = 0;
- break;
+ switch (evtp->evt) {
case LPFC_EVT_ELS_RETRY:
ndlp = (struct lpfc_nodelist *)(evtp->evt_arg1);
lpfc_els_retry_delay_handler(ndlp);
free_evt = 0;
break;
case LPFC_EVT_ONLINE:
- *(int *)(evtp->evt_arg1) = lpfc_online(phba);
+ if (phba->hba_state < LPFC_LINK_DOWN)
+ *(int *)(evtp->evt_arg1) = lpfc_online(phba);
+ else
+ *(int *)(evtp->evt_arg1) = 0;
complete((struct completion *)(evtp->evt_arg2));
break;
case LPFC_EVT_OFFLINE:
- *(int *)(evtp->evt_arg1) = lpfc_offline(phba);
+ if (phba->hba_state >= LPFC_LINK_DOWN)
+ lpfc_offline(phba);
+ lpfc_sli_brdrestart(phba);
+ *(int *)(evtp->evt_arg1) =
+ lpfc_sli_brdready(phba,HS_FFRDY | HS_MBRDY);
+ complete((struct completion *)(evtp->evt_arg2));
+ break;
+ case LPFC_EVT_WARM_START:
+ if (phba->hba_state >= LPFC_LINK_DOWN)
+ lpfc_offline(phba);
+ lpfc_reset_barrier(phba);
+ lpfc_sli_brdreset(phba);
+ lpfc_hba_down_post(phba);
+ *(int *)(evtp->evt_arg1) =
+ lpfc_sli_brdready(phba, HS_MBRDY);
+ complete((struct completion *)(evtp->evt_arg2));
+ break;
+ case LPFC_EVT_KILL:
+ if (phba->hba_state >= LPFC_LINK_DOWN)
+ lpfc_offline(phba);
+ *(int *)(evtp->evt_arg1)
+ = (phba->stopped) ? 0 : lpfc_sli_brdkill(phba);
complete((struct completion *)(evtp->evt_arg2));
break;
}
work_hba_events=phba->work_hba_events;
spin_unlock_irq(phba->host->host_lock);
- if(ha_copy & HA_ERATT)
+ if (ha_copy & HA_ERATT)
lpfc_handle_eratt(phba);
- if(ha_copy & HA_MBATT)
+ if (ha_copy & HA_MBATT)
lpfc_sli_handle_mb_event(phba);
- if(ha_copy & HA_LATT)
+ if (ha_copy & HA_LATT)
lpfc_handle_latt(phba);
if (work_hba_events & WORKER_DISC_TMO)
{
struct lpfc_hba *phba = p;
int rc;
- DECLARE_WAIT_QUEUE_HEAD(work_waitq);
+ DECLARE_WAIT_QUEUE_HEAD_ONSTACK(work_waitq);
set_user_nice(current, -20);
phba->work_wait = &work_waitq;
evtp->evt_arg2 = arg2;
evtp->evt = evt;
- list_add_tail(&evtp->evt_listp, &phba->work_list);
spin_lock_irq(phba->host->host_lock);
+ list_add_tail(&evtp->evt_listp, &phba->work_list);
if (phba->work_wait)
wake_up(phba->work_wait);
spin_unlock_irq(phba->host->host_lock);
{
struct lpfc_sli *psli;
struct lpfc_nodelist *ndlp, *next_ndlp;
- struct list_head *listp;
- struct list_head *node_list[7];
+ struct list_head *listp, *node_list[7];
LPFC_MBOXQ_t *mb;
int rc, i;
psli = &phba->sli;
+ /* sysfs or selective reset may call this routine to clean up */
+ if (phba->hba_state >= LPFC_LINK_DOWN) {
+ if (phba->hba_state == LPFC_LINK_DOWN)
+ return 0;
- spin_lock_irq(phba->host->host_lock);
- phba->hba_state = LPFC_LINK_DOWN;
- spin_unlock_irq(phba->host->host_lock);
+ spin_lock_irq(phba->host->host_lock);
+ phba->hba_state = LPFC_LINK_DOWN;
+ spin_unlock_irq(phba->host->host_lock);
+ }
+
+ fc_host_post_event(phba->host, fc_get_event_number(),
+ FCH_EVT_LINKDOWN, 0);
/* Clean up any firmware default rpi's */
if ((mb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL))) {
continue;
list_for_each_entry_safe(ndlp, next_ndlp, listp, nlp_listp) {
- /* Fabric nodes are not handled thru state machine for
- link down */
- if (ndlp->nlp_type & NLP_FABRIC) {
- /* Remove ALL Fabric nodes except Fabric_DID */
- if (ndlp->nlp_DID != Fabric_DID) {
- /* Take it off current list and free */
- lpfc_nlp_list(phba, ndlp,
- NLP_NO_LIST);
- }
- }
- else {
-
- rc = lpfc_disc_state_machine(phba, ndlp, NULL,
- NLP_EVT_DEVICE_RECOVERY);
-
- /* Check config parameter use-adisc or FCP-2 */
- if ((rc != NLP_STE_FREED_NODE) &&
- (phba->cfg_use_adisc == 0) &&
- !(ndlp->nlp_fcp_info &
- NLP_FCP_2_DEVICE)) {
- /* We know we will have to relogin, so
- * unreglogin the rpi right now to fail
- * any outstanding I/Os quickly.
- */
- lpfc_unreg_rpi(phba, ndlp);
- }
- }
+
+ rc = lpfc_disc_state_machine(phba, ndlp, NULL,
+ NLP_EVT_DEVICE_RECOVERY);
+
}
}
lpfc_can_disctmo(phba);
/* Must process IOCBs on all rings to handle ABORTed I/Os */
- return (0);
+ return 0;
}
static int
lpfc_linkup(struct lpfc_hba * phba)
{
struct lpfc_nodelist *ndlp, *next_ndlp;
+ struct list_head *listp, *node_list[7];
+ int i;
+
+ fc_host_post_event(phba->host, fc_get_event_number(),
+ FCH_EVT_LINKUP, 0);
spin_lock_irq(phba->host->host_lock);
phba->hba_state = LPFC_LINK_UP;
spin_unlock_irq(phba->host->host_lock);
- /*
- * Clean up old Fabric NLP_FABRIC logins.
- */
- list_for_each_entry_safe(ndlp, next_ndlp, &phba->fc_nlpunmap_list,
- nlp_listp) {
- if (ndlp->nlp_DID == Fabric_DID) {
- /* Take it off current list and free */
- lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
+ node_list[0] = &phba->fc_plogi_list;
+ node_list[1] = &phba->fc_adisc_list;
+ node_list[2] = &phba->fc_reglogin_list;
+ node_list[3] = &phba->fc_prli_list;
+ node_list[4] = &phba->fc_nlpunmap_list;
+ node_list[5] = &phba->fc_nlpmap_list;
+ node_list[6] = &phba->fc_npr_list;
+ for (i = 0; i < 7; i++) {
+ listp = node_list[i];
+ if (list_empty(listp))
+ continue;
+
+ list_for_each_entry_safe(ndlp, next_ndlp, listp, nlp_listp) {
+ if (phba->fc_flag & FC_LBIT) {
+ if (ndlp->nlp_type & NLP_FABRIC) {
+ /* On Linkup its safe to clean up the
+ * ndlp from Fabric connections.
+ */
+ lpfc_nlp_list(phba, ndlp,
+ NLP_UNUSED_LIST);
+ } else if (!(ndlp->nlp_flag & NLP_NPR_ADISC)) {
+ /* Fail outstanding IO now since device
+ * is marked for PLOGI.
+ */
+ lpfc_unreg_rpi(phba, ndlp);
+ }
+ }
}
}
psli = &phba->sli;
mb = &pmb->mb;
/* Since we don't do discovery right now, turn these off here */
- psli->ring[psli->ip_ring].flag &= ~LPFC_STOP_IOCB_EVENT;
+ psli->ring[psli->extra_ring].flag &= ~LPFC_STOP_IOCB_EVENT;
psli->ring[psli->fcp_ring].flag &= ~LPFC_STOP_IOCB_EVENT;
psli->ring[psli->next_ring].flag &= ~LPFC_STOP_IOCB_EVENT;
lpfc_els_disc_plogi(phba);
}
- if(!phba->num_disc_nodes) {
+ if (!phba->num_disc_nodes) {
spin_lock_irq(phba->host->host_lock);
phba->fc_flag &= ~FC_NDISC_ACTIVE;
spin_unlock_irq(phba->host->host_lock);
}
static void
-lpfc_mbx_cmpl_config_link(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
+lpfc_mbx_cmpl_local_config_link(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
{
- struct lpfc_sli *psli;
- MAILBOX_t *mb;
-
- psli = &phba->sli;
- mb = &pmb->mb;
- /* Check for error */
- if (mb->mbxStatus) {
- /* CONFIG_LINK mbox error <mbxStatus> state <hba_state> */
- lpfc_printf_log(phba, KERN_ERR, LOG_MBOX,
- "%d:0306 CONFIG_LINK mbxStatus error x%x "
- "HBA state x%x\n",
- phba->brd_no, mb->mbxStatus, phba->hba_state);
+ struct lpfc_sli *psli = &phba->sli;
+ int rc;
- lpfc_linkdown(phba);
- phba->hba_state = LPFC_HBA_ERROR;
+ if (pmb->mb.mbxStatus)
goto out;
- }
- if (phba->hba_state == LPFC_LOCAL_CFG_LINK) {
- if (phba->fc_topology == TOPOLOGY_LOOP) {
- /* If we are public loop and L bit was set */
- if ((phba->fc_flag & FC_PUBLIC_LOOP) &&
- !(phba->fc_flag & FC_LBIT)) {
- /* Need to wait for FAN - use discovery timer
- * for timeout. hba_state is identically
- * LPFC_LOCAL_CFG_LINK while waiting for FAN
- */
- lpfc_set_disctmo(phba);
- mempool_free( pmb, phba->mbox_mem_pool);
- return;
- }
+ mempool_free(pmb, phba->mbox_mem_pool);
+
+ if (phba->fc_topology == TOPOLOGY_LOOP &&
+ phba->fc_flag & FC_PUBLIC_LOOP &&
+ !(phba->fc_flag & FC_LBIT)) {
+ /* Need to wait for FAN - use discovery timer
+ * for timeout. hba_state is identically
+ * LPFC_LOCAL_CFG_LINK while waiting for FAN
+ */
+ lpfc_set_disctmo(phba);
+ return;
}
- /* Start discovery by sending a FLOGI hba_state is identically
- * LPFC_FLOGI while waiting for FLOGI cmpl
- */
- phba->hba_state = LPFC_FLOGI;
- lpfc_set_disctmo(phba);
- lpfc_initial_flogi(phba);
- mempool_free( pmb, phba->mbox_mem_pool);
- return;
- }
- if (phba->hba_state == LPFC_FABRIC_CFG_LINK) {
- mempool_free( pmb, phba->mbox_mem_pool);
- return;
- }
+ /* Start discovery by sending a FLOGI. hba_state is identically
+ * LPFC_FLOGI while waiting for FLOGI cmpl
+ */
+ phba->hba_state = LPFC_FLOGI;
+ lpfc_set_disctmo(phba);
+ lpfc_initial_flogi(phba);
+ return;
out:
- /* CONFIG_LINK bad hba state <hba_state> */
- lpfc_printf_log(phba,
- KERN_ERR,
- LOG_DISCOVERY,
+ lpfc_printf_log(phba, KERN_ERR, LOG_MBOX,
+ "%d:0306 CONFIG_LINK mbxStatus error x%x "
+ "HBA state x%x\n",
+ phba->brd_no, pmb->mb.mbxStatus, phba->hba_state);
+
+ lpfc_linkdown(phba);
+
+ phba->hba_state = LPFC_HBA_ERROR;
+
+ lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY,
"%d:0200 CONFIG_LINK bad hba state x%x\n",
phba->brd_no, phba->hba_state);
- if (phba->hba_state != LPFC_CLEAR_LA) {
- lpfc_clear_la(phba, pmb);
- pmb->mbox_cmpl = lpfc_mbx_cmpl_clear_la;
- if (lpfc_sli_issue_mbox(phba, pmb, (MBX_NOWAIT | MBX_STOP_IOCB))
- == MBX_NOT_FINISHED) {
- mempool_free( pmb, phba->mbox_mem_pool);
- lpfc_disc_flush_list(phba);
- psli->ring[(psli->ip_ring)].flag &=
- ~LPFC_STOP_IOCB_EVENT;
- psli->ring[(psli->fcp_ring)].flag &=
- ~LPFC_STOP_IOCB_EVENT;
- psli->ring[(psli->next_ring)].flag &=
- ~LPFC_STOP_IOCB_EVENT;
- phba->hba_state = LPFC_HBA_READY;
- }
- } else {
- mempool_free( pmb, phba->mbox_mem_pool);
+ lpfc_clear_la(phba, pmb);
+ pmb->mbox_cmpl = lpfc_mbx_cmpl_clear_la;
+ rc = lpfc_sli_issue_mbox(phba, pmb, (MBX_NOWAIT | MBX_STOP_IOCB));
+ if (rc == MBX_NOT_FINISHED) {
+ mempool_free(pmb, phba->mbox_mem_pool);
+ lpfc_disc_flush_list(phba);
+ psli->ring[(psli->extra_ring)].flag &= ~LPFC_STOP_IOCB_EVENT;
+ psli->ring[(psli->fcp_ring)].flag &= ~LPFC_STOP_IOCB_EVENT;
+ psli->ring[(psli->next_ring)].flag &= ~LPFC_STOP_IOCB_EVENT;
+ phba->hba_state = LPFC_HBA_READY;
}
return;
}
memcpy((uint8_t *) & phba->fc_sparam, (uint8_t *) mp->virt,
sizeof (struct serv_parm));
+ if (phba->cfg_soft_wwnn)
+ u64_to_wwn(phba->cfg_soft_wwnn, phba->fc_sparam.nodeName.u.wwn);
+ if (phba->cfg_soft_wwpn)
+ u64_to_wwn(phba->cfg_soft_wwpn, phba->fc_sparam.portName.u.wwn);
memcpy((uint8_t *) & phba->fc_nodename,
(uint8_t *) & phba->fc_sparam.nodeName,
sizeof (struct lpfc_name));
== MBX_NOT_FINISHED) {
mempool_free( pmb, phba->mbox_mem_pool);
lpfc_disc_flush_list(phba);
- psli->ring[(psli->ip_ring)].flag &=
+ psli->ring[(psli->extra_ring)].flag &=
~LPFC_STOP_IOCB_EVENT;
psli->ring[(psli->fcp_ring)].flag &=
~LPFC_STOP_IOCB_EVENT;
{
int i;
LPFC_MBOXQ_t *sparam_mbox, *cfglink_mbox;
+ struct lpfc_dmabuf *mp;
+ int rc;
+
sparam_mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
cfglink_mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
spin_lock_irq(phba->host->host_lock);
- switch(la->UlnkSpeed) {
+ switch (la->UlnkSpeed) {
case LA_1GHZ_LINK:
phba->fc_linkspeed = LA_1GHZ_LINK;
break;
if (sparam_mbox) {
lpfc_read_sparam(phba, sparam_mbox);
sparam_mbox->mbox_cmpl = lpfc_mbx_cmpl_read_sparam;
- lpfc_sli_issue_mbox(phba, sparam_mbox,
+ rc = lpfc_sli_issue_mbox(phba, sparam_mbox,
(MBX_NOWAIT | MBX_STOP_IOCB));
+ if (rc == MBX_NOT_FINISHED) {
+ mp = (struct lpfc_dmabuf *) sparam_mbox->context1;
+ lpfc_mbuf_free(phba, mp->virt, mp->phys);
+ kfree(mp);
+ mempool_free(sparam_mbox, phba->mbox_mem_pool);
+ if (cfglink_mbox)
+ mempool_free(cfglink_mbox, phba->mbox_mem_pool);
+ return;
+ }
}
if (cfglink_mbox) {
phba->hba_state = LPFC_LOCAL_CFG_LINK;
lpfc_config_link(phba, cfglink_mbox);
- cfglink_mbox->mbox_cmpl = lpfc_mbx_cmpl_config_link;
- lpfc_sli_issue_mbox(phba, cfglink_mbox,
+ cfglink_mbox->mbox_cmpl = lpfc_mbx_cmpl_local_config_link;
+ rc = lpfc_sli_issue_mbox(phba, cfglink_mbox,
(MBX_NOWAIT | MBX_STOP_IOCB));
+ if (rc == MBX_NOT_FINISHED)
+ mempool_free(cfglink_mbox, phba->mbox_mem_pool);
}
}
memcpy(&phba->alpa_map[0], mp->virt, 128);
+ spin_lock_irq(phba->host->host_lock);
+ if (la->pb)
+ phba->fc_flag |= FC_BYPASSED_MODE;
+ else
+ phba->fc_flag &= ~FC_BYPASSED_MODE;
+ spin_unlock_irq(phba->host->host_lock);
+
if (((phba->fc_eventTag + 1) < la->eventTag) ||
(phba->fc_eventTag == la->eventTag)) {
phba->fc_stat.LinkMultiEvent++;
pmb->context1 = NULL;
- if (ndlp->nlp_rpi != 0)
- lpfc_findnode_remove_rpi(phba, ndlp->nlp_rpi);
ndlp->nlp_rpi = mb->un.varWords[0];
- lpfc_addnode_rpi(phba, ndlp, ndlp->nlp_rpi);
ndlp->nlp_type |= NLP_FABRIC;
ndlp->nlp_state = NLP_STE_UNMAPPED_NODE;
lpfc_nlp_list(phba, ndlp, NLP_UNMAPPED_LIST);
*/
lpfc_issue_els_scr(phba, SCR_DID, 0);
- /* Allocate a new node instance. If the pool is empty, just
- * start the discovery process and skip the Nameserver login
- * process. This is attempted again later on. Otherwise, issue
- * a Port Login (PLOGI) to the NameServer
- */
- if ((ndlp = mempool_alloc(phba->nlp_mem_pool, GFP_KERNEL))
- == 0) {
- lpfc_disc_start(phba);
- } else {
- lpfc_nlp_init(phba, ndlp, NameServer_DID);
- ndlp->nlp_type |= NLP_FABRIC;
- ndlp->nlp_state = NLP_STE_PLOGI_ISSUE;
- lpfc_nlp_list(phba, ndlp, NLP_PLOGI_LIST);
- lpfc_issue_els_plogi(phba, ndlp, 0);
- if (phba->cfg_fdmi_on) {
- if ((ndlp_fdmi = mempool_alloc(
- phba->nlp_mem_pool,
- GFP_KERNEL))) {
- lpfc_nlp_init(phba, ndlp_fdmi,
- FDMI_DID);
- ndlp_fdmi->nlp_type |= NLP_FABRIC;
- ndlp_fdmi->nlp_state =
- NLP_STE_PLOGI_ISSUE;
- lpfc_issue_els_plogi(phba, ndlp_fdmi,
- 0);
- }
+ ndlp = lpfc_findnode_did(phba, NLP_SEARCH_ALL, NameServer_DID);
+ if (!ndlp) {
+ /* Allocate a new node instance. If the pool is empty,
+ * start the discovery process and skip the Nameserver
+ * login process. This is attempted again later on.
+ * Otherwise, issue a Port Login (PLOGI) to NameServer.
+ */
+ ndlp = mempool_alloc(phba->nlp_mem_pool, GFP_ATOMIC);
+ if (!ndlp) {
+ lpfc_disc_start(phba);
+ lpfc_mbuf_free(phba, mp->virt, mp->phys);
+ kfree(mp);
+ mempool_free( pmb, phba->mbox_mem_pool);
+ return;
+ } else {
+ lpfc_nlp_init(phba, ndlp, NameServer_DID);
+ ndlp->nlp_type |= NLP_FABRIC;
+ }
+ }
+ ndlp->nlp_state = NLP_STE_PLOGI_ISSUE;
+ lpfc_nlp_list(phba, ndlp, NLP_PLOGI_LIST);
+ lpfc_issue_els_plogi(phba, NameServer_DID, 0);
+ if (phba->cfg_fdmi_on) {
+ ndlp_fdmi = mempool_alloc(phba->nlp_mem_pool,
+ GFP_KERNEL);
+ if (ndlp_fdmi) {
+ lpfc_nlp_init(phba, ndlp_fdmi, FDMI_DID);
+ ndlp_fdmi->nlp_type |= NLP_FABRIC;
+ ndlp_fdmi->nlp_state = NLP_STE_PLOGI_ISSUE;
+ lpfc_issue_els_plogi(phba, FDMI_DID, 0);
}
}
}
lpfc_mbuf_free(phba, mp->virt, mp->phys);
kfree(mp);
mempool_free( pmb, phba->mbox_mem_pool);
-
return;
}
pmb->context1 = NULL;
- if (ndlp->nlp_rpi != 0)
- lpfc_findnode_remove_rpi(phba, ndlp->nlp_rpi);
ndlp->nlp_rpi = mb->un.varWords[0];
- lpfc_addnode_rpi(phba, ndlp, ndlp->nlp_rpi);
ndlp->nlp_type |= NLP_FABRIC;
ndlp->nlp_state = NLP_STE_UNMAPPED_NODE;
lpfc_nlp_list(phba, ndlp, NLP_UNMAPPED_LIST);
lpfc_ns_cmd(phba, ndlp, SLI_CTNS_RNN_ID);
lpfc_ns_cmd(phba, ndlp, SLI_CTNS_RSNN_NN);
lpfc_ns_cmd(phba, ndlp, SLI_CTNS_RFT_ID);
+ lpfc_ns_cmd(phba, ndlp, SLI_CTNS_RFF_ID);
}
phba->fc_ns_retry = 0;
struct fc_rport *rport;
struct lpfc_rport_data *rdata;
struct fc_rport_identifiers rport_ids;
- uint64_t wwn;
/* Remote port has reappeared. Re-register w/ FC transport */
- memcpy(&wwn, &ndlp->nlp_nodename, sizeof(uint64_t));
- rport_ids.node_name = be64_to_cpu(wwn);
- memcpy(&wwn, &ndlp->nlp_portname, sizeof(uint64_t));
- rport_ids.port_name = be64_to_cpu(wwn);
+ rport_ids.node_name = wwn_to_u64(ndlp->nlp_nodename.u.wwn);
+ rport_ids.port_name = wwn_to_u64(ndlp->nlp_portname.u.wwn);
rport_ids.port_id = ndlp->nlp_DID;
rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
- if (ndlp->nlp_type & NLP_FCP_TARGET)
- rport_ids.roles |= FC_RPORT_ROLE_FCP_TARGET;
- if (ndlp->nlp_type & NLP_FCP_INITIATOR)
- rport_ids.roles |= FC_RPORT_ROLE_FCP_INITIATOR;
ndlp->rport = rport = fc_remote_port_add(phba->host, 0, &rport_ids);
if (!rport) {
/* initialize static port data */
rport->maxframe_size = ndlp->nlp_maxframe;
rport->supported_classes = ndlp->nlp_class_sup;
+ rdata = rport->dd_data;
+ rdata->pnode = ndlp;
+
+ if (ndlp->nlp_type & NLP_FCP_TARGET)
+ rport_ids.roles |= FC_RPORT_ROLE_FCP_TARGET;
+ if (ndlp->nlp_type & NLP_FCP_INITIATOR)
+ rport_ids.roles |= FC_RPORT_ROLE_FCP_INITIATOR;
+
+
+ if (rport_ids.roles != FC_RPORT_ROLE_UNKNOWN)
+ fc_remote_port_rolechg(rport, rport_ids.roles);
+
if ((rport->scsi_target_id != -1) &&
- (rport->scsi_target_id < MAX_FCP_TARGET)) {
+ (rport->scsi_target_id < LPFC_MAX_TARGET)) {
ndlp->nlp_sid = rport->scsi_target_id;
}
- rdata = rport->dd_data;
- rdata->pnode = ndlp;
+
+ return;
+}
+
+static void
+lpfc_unregister_remote_port(struct lpfc_hba * phba,
+ struct lpfc_nodelist * ndlp)
+{
+ struct fc_rport *rport = ndlp->rport;
+ struct lpfc_rport_data *rdata = rport->dd_data;
+
+ if (rport->scsi_target_id == -1) {
+ ndlp->rport = NULL;
+ rdata->pnode = NULL;
+ }
+
+ fc_remote_port_delete(rport);
return;
}
psli = &phba->sli;
/* Sanity check to ensure we are not moving to / from the same list */
- if ((nlp->nlp_flag & NLP_LIST_MASK) == list) {
+ if ((nlp->nlp_flag & NLP_LIST_MASK) == list)
if (list != NLP_NO_LIST)
- return(0);
- }
+ return 0;
- switch(nlp->nlp_flag & NLP_LIST_MASK) {
+ spin_lock_irq(phba->host->host_lock);
+ switch (nlp->nlp_flag & NLP_LIST_MASK) {
case NLP_NO_LIST: /* Not on any list */
break;
case NLP_UNUSED_LIST:
case NLP_UNMAPPED_LIST:
phba->fc_unmap_cnt--;
list_del(&nlp->nlp_listp);
- spin_lock_irq(phba->host->host_lock);
nlp->nlp_flag &= ~NLP_TGT_NO_SCSIID;
nlp->nlp_type &= ~NLP_FC_NODE;
- spin_unlock_irq(phba->host->host_lock);
phba->nport_event_cnt++;
if (nlp->rport)
rport_del = unmapped;
/* Stop delay tmo if taking node off NPR list */
if ((nlp->nlp_flag & NLP_DELAY_TMO) &&
(list != NLP_NPR_LIST)) {
- spin_lock_irq(phba->host->host_lock);
- nlp->nlp_flag &= ~NLP_DELAY_TMO;
spin_unlock_irq(phba->host->host_lock);
- del_timer_sync(&nlp->nlp_delayfunc);
- if (!list_empty(&nlp->els_retry_evt.evt_listp))
- list_del_init(&nlp->els_retry_evt.evt_listp);
+ lpfc_cancel_retry_delay_tmo(phba, nlp);
+ spin_lock_irq(phba->host->host_lock);
}
break;
}
- spin_lock_irq(phba->host->host_lock);
nlp->nlp_flag &= ~NLP_LIST_MASK;
- spin_unlock_irq(phba->host->host_lock);
/* Add NPort <did> to <num> list */
lpfc_printf_log(phba,
phba->brd_no,
nlp->nlp_DID, list, nlp->nlp_flag);
- switch(list) {
+ switch (list) {
case NLP_NO_LIST: /* No list, just remove it */
+ spin_unlock_irq(phba->host->host_lock);
lpfc_nlp_remove(phba, nlp);
+ spin_lock_irq(phba->host->host_lock);
+ /* as node removed - stop further transport calls */
+ rport_del = none;
break;
case NLP_UNUSED_LIST:
- spin_lock_irq(phba->host->host_lock);
nlp->nlp_flag |= list;
- spin_unlock_irq(phba->host->host_lock);
/* Put it at the end of the unused list */
list_add_tail(&nlp->nlp_listp, &phba->fc_unused_list);
phba->fc_unused_cnt++;
break;
case NLP_PLOGI_LIST:
- spin_lock_irq(phba->host->host_lock);
nlp->nlp_flag |= list;
- spin_unlock_irq(phba->host->host_lock);
/* Put it at the end of the plogi list */
list_add_tail(&nlp->nlp_listp, &phba->fc_plogi_list);
phba->fc_plogi_cnt++;
break;
case NLP_ADISC_LIST:
- spin_lock_irq(phba->host->host_lock);
nlp->nlp_flag |= list;
- spin_unlock_irq(phba->host->host_lock);
/* Put it at the end of the adisc list */
list_add_tail(&nlp->nlp_listp, &phba->fc_adisc_list);
phba->fc_adisc_cnt++;
break;
case NLP_REGLOGIN_LIST:
- spin_lock_irq(phba->host->host_lock);
nlp->nlp_flag |= list;
- spin_unlock_irq(phba->host->host_lock);
/* Put it at the end of the reglogin list */
list_add_tail(&nlp->nlp_listp, &phba->fc_reglogin_list);
phba->fc_reglogin_cnt++;
break;
case NLP_PRLI_LIST:
- spin_lock_irq(phba->host->host_lock);
nlp->nlp_flag |= list;
- spin_unlock_irq(phba->host->host_lock);
/* Put it at the end of the prli list */
list_add_tail(&nlp->nlp_listp, &phba->fc_prli_list);
phba->fc_prli_cnt++;
rport_add = unmapped;
/* ensure all vestiges of "mapped" significance are gone */
nlp->nlp_type &= ~(NLP_FCP_TARGET | NLP_FCP_INITIATOR);
- spin_lock_irq(phba->host->host_lock);
nlp->nlp_flag |= list;
- spin_unlock_irq(phba->host->host_lock);
/* Put it at the end of the unmap list */
list_add_tail(&nlp->nlp_listp, &phba->fc_nlpunmap_list);
phba->fc_unmap_cnt++;
phba->nport_event_cnt++;
- /* stop nodev tmo if running */
- if (nlp->nlp_flag & NLP_NODEV_TMO) {
- spin_lock_irq(phba->host->host_lock);
- nlp->nlp_flag &= ~NLP_NODEV_TMO;
- spin_unlock_irq(phba->host->host_lock);
- del_timer_sync(&nlp->nlp_tmofunc);
- if (!list_empty(&nlp->nodev_timeout_evt.evt_listp))
- list_del_init(&nlp->nodev_timeout_evt.
- evt_listp);
-
- }
+ nlp->nlp_flag &= ~NLP_NODEV_REMOVE;
nlp->nlp_type |= NLP_FC_NODE;
break;
case NLP_MAPPED_LIST:
rport_add = mapped;
- spin_lock_irq(phba->host->host_lock);
nlp->nlp_flag |= list;
- spin_unlock_irq(phba->host->host_lock);
/* Put it at the end of the map list */
list_add_tail(&nlp->nlp_listp, &phba->fc_nlpmap_list);
phba->fc_map_cnt++;
phba->nport_event_cnt++;
- /* stop nodev tmo if running */
- if (nlp->nlp_flag & NLP_NODEV_TMO) {
- nlp->nlp_flag &= ~NLP_NODEV_TMO;
- del_timer_sync(&nlp->nlp_tmofunc);
- if (!list_empty(&nlp->nodev_timeout_evt.evt_listp))
- list_del_init(&nlp->nodev_timeout_evt.
- evt_listp);
-
- }
+ nlp->nlp_flag &= ~NLP_NODEV_REMOVE;
break;
case NLP_NPR_LIST:
- spin_lock_irq(phba->host->host_lock);
nlp->nlp_flag |= list;
- spin_unlock_irq(phba->host->host_lock);
/* Put it at the end of the npr list */
list_add_tail(&nlp->nlp_listp, &phba->fc_npr_list);
phba->fc_npr_cnt++;
- /*
- * Sanity check for Fabric entity.
- * Set nodev_tmo for NPR state, for Fabric use 1 sec.
- */
- if (nlp->nlp_type & NLP_FABRIC) {
- mod_timer(&nlp->nlp_tmofunc, jiffies + HZ);
- }
- else {
- mod_timer(&nlp->nlp_tmofunc,
- jiffies + HZ * phba->cfg_nodev_tmo);
- }
- spin_lock_irq(phba->host->host_lock);
- nlp->nlp_flag |= NLP_NODEV_TMO;
nlp->nlp_flag &= ~NLP_RCV_PLOGI;
- spin_unlock_irq(phba->host->host_lock);
break;
case NLP_JUST_DQ:
break;
}
+ spin_unlock_irq(phba->host->host_lock);
+
/*
* We make all the calls into the transport after we have
* moved the node between lists. This so that we don't
* may have removed the remote port.
*/
if ((rport_del != none) && nlp->rport)
- fc_remote_port_block(nlp->rport);
+ lpfc_unregister_remote_port(phba, nlp);
if (rport_add != none) {
/*
* already. If we have, and it's a scsi entity, be
* sure to unblock any attached scsi devices
*/
- if (!nlp->rport)
+ if ((!nlp->rport) || (nlp->rport->port_state ==
+ FC_PORTSTATE_BLOCKED))
lpfc_register_remote_port(phba, nlp);
- else
- fc_remote_port_unblock(nlp->rport);
/*
* if we added to Mapped list, but the remote port
if ((rport_add == mapped) &&
((!nlp->rport) ||
(nlp->rport->scsi_target_id == -1) ||
- (nlp->rport->scsi_target_id >= MAX_FCP_TARGET))) {
+ (nlp->rport->scsi_target_id >= LPFC_MAX_TARGET))) {
nlp->nlp_state = NLP_STE_UNMAPPED_NODE;
spin_lock_irq(phba->host->host_lock);
nlp->nlp_flag |= NLP_TGT_NO_SCSIID;
}
}
}
- return (0);
+ return 0;
}
/*
{
uint32_t tmo;
- tmo = ((phba->fc_ratov * 2) + 1);
+ if (phba->hba_state == LPFC_LOCAL_CFG_LINK) {
+ /* For FAN, timeout should be greater then edtov */
+ tmo = (((phba->fc_edtov + 999) / 1000) + 1);
+ } else {
+ /* Normal discovery timeout should be > then ELS/CT timeout
+ * FC spec states we need 3 * ratov for CT requests
+ */
+ tmo = ((phba->fc_ratov * 3) + 3);
+ }
mod_timer(&phba->fc_disctmo, jiffies + HZ * tmo);
spin_lock_irq(phba->host->host_lock);
phba->brd_no, phba->hba_state, phba->fc_flag,
phba->fc_plogi_cnt, phba->fc_adisc_cnt);
- return (0);
+ return 0;
}
/*
switch (icmd->ulpCommand) {
case CMD_GEN_REQUEST64_CR:
if (icmd->ulpContext == (volatile ushort)ndlp->nlp_rpi)
- return (1);
+ return 1;
case CMD_ELS_REQUEST64_CR:
+ if (icmd->un.elsreq64.remoteID == ndlp->nlp_DID)
+ return 1;
case CMD_XMIT_ELS_RSP64_CX:
if (iocb->context1 == (uint8_t *) ndlp)
- return (1);
+ return 1;
}
- } else if (pring->ringno == psli->ip_ring) {
+ } else if (pring->ringno == psli->extra_ring) {
} else if (pring->ringno == psli->fcp_ring) {
/* Skip match check if waiting to relogin to FCP target */
if ((ndlp->nlp_type & NLP_FCP_TARGET) &&
(ndlp->nlp_flag & NLP_DELAY_TMO)) {
- return (0);
+ return 0;
}
if (icmd->ulpContext == (volatile ushort)ndlp->nlp_rpi) {
- return (1);
+ return 1;
}
} else if (pring->ringno == psli->next_ring) {
}
- return (0);
+ return 0;
}
/*
iocb, iocb);
spin_lock_irq(phba->host->
host_lock);
- } else {
- list_add_tail(&iocb->list,
- &phba->lpfc_iocb_list);
- }
+ } else
+ lpfc_sli_release_iocbq(phba,
+ iocb);
}
}
spin_unlock_irq(phba->host->host_lock);
}
}
- return (0);
+ return 0;
}
/*
if (rc == MBX_NOT_FINISHED)
mempool_free( mbox, phba->mbox_mem_pool);
}
- lpfc_findnode_remove_rpi(phba, ndlp->nlp_rpi);
lpfc_no_rpi(phba, ndlp);
ndlp->nlp_rpi = 0;
return 1;
LPFC_MBOXQ_t *mb;
LPFC_MBOXQ_t *nextmb;
struct lpfc_dmabuf *mp;
- struct fc_rport *rport;
/* Cleanup node for NPort <nlp_DID> */
lpfc_printf_log(phba, KERN_INFO, LOG_NODE,
* and flush cache's w/o generating flush errors.
*/
if ((ndlp->rport) && !(phba->fc_flag & FC_UNLOADING)) {
- rport = ndlp->rport;
- ndlp->rport = NULL;
- fc_remote_port_unblock(rport);
- fc_remote_port_delete(rport);
+ lpfc_unregister_remote_port(phba, ndlp);
ndlp->nlp_sid = NLP_NO_SID;
}
mb->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
}
}
+
+ spin_lock_irq(phba->host->host_lock);
list_for_each_entry_safe(mb, nextmb, &phba->sli.mboxq, list) {
if ((mb->mb.mbxCommand == MBX_REG_LOGIN64) &&
(ndlp == (struct lpfc_nodelist *) mb->context2)) {
mempool_free(mb, phba->mbox_mem_pool);
}
}
+ spin_unlock_irq(phba->host->host_lock);
lpfc_els_abort(phba,ndlp,0);
spin_lock_irq(phba->host->host_lock);
- ndlp->nlp_flag &= ~(NLP_NODEV_TMO|NLP_DELAY_TMO);
+ ndlp->nlp_flag &= ~NLP_DELAY_TMO;
spin_unlock_irq(phba->host->host_lock);
- del_timer_sync(&ndlp->nlp_tmofunc);
+ ndlp->nlp_last_elscmd = 0;
del_timer_sync(&ndlp->nlp_delayfunc);
- if (!list_empty(&ndlp->nodev_timeout_evt.evt_listp))
- list_del_init(&ndlp->nodev_timeout_evt.evt_listp);
if (!list_empty(&ndlp->els_retry_evt.evt_listp))
list_del_init(&ndlp->els_retry_evt.evt_listp);
lpfc_unreg_rpi(phba, ndlp);
- return (0);
+ return 0;
}
/*
int
lpfc_nlp_remove(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp)
{
- if (ndlp->nlp_flag & NLP_NODEV_TMO) {
- spin_lock_irq(phba->host->host_lock);
- ndlp->nlp_flag &= ~NLP_NODEV_TMO;
- spin_unlock_irq(phba->host->host_lock);
- del_timer_sync(&ndlp->nlp_tmofunc);
- if (!list_empty(&ndlp->nodev_timeout_evt.evt_listp))
- list_del_init(&ndlp->nodev_timeout_evt.evt_listp);
-
- }
-
if (ndlp->nlp_flag & NLP_DELAY_TMO) {
- spin_lock_irq(phba->host->host_lock);
- ndlp->nlp_flag &= ~NLP_DELAY_TMO;
- spin_unlock_irq(phba->host->host_lock);
- del_timer_sync(&ndlp->nlp_delayfunc);
- if (!list_empty(&ndlp->els_retry_evt.evt_listp))
- list_del_init(&ndlp->els_retry_evt.evt_listp);
+ lpfc_cancel_retry_delay_tmo(phba, ndlp);
}
if (ndlp->nlp_disc_refcnt) {
spin_lock_irq(phba->host->host_lock);
ndlp->nlp_flag |= NLP_DELAY_REMOVE;
spin_unlock_irq(phba->host->host_lock);
- }
- else {
+ } else {
lpfc_freenode(phba, ndlp);
mempool_free( ndlp, phba->nlp_mem_pool);
}
- return(0);
+ return 0;
}
static int
D_ID matchdid;
if (did == Bcast_DID)
- return (0);
+ return 0;
if (ndlp->nlp_DID == 0) {
- return (0);
+ return 0;
}
/* First check for Direct match */
if (ndlp->nlp_DID == did)
- return (1);
+ return 1;
/* Next check for area/domain identically equals 0 match */
mydid.un.word = phba->fc_myDID;
if ((mydid.un.b.domain == 0) && (mydid.un.b.area == 0)) {
- return (0);
+ return 0;
}
matchdid.un.word = did;
if ((ndlpdid.un.b.domain == 0) &&
(ndlpdid.un.b.area == 0)) {
if (ndlpdid.un.b.id)
- return (1);
+ return 1;
}
- return (0);
+ return 0;
}
matchdid.un.word = ndlp->nlp_DID;
if ((matchdid.un.b.domain == 0) &&
(matchdid.un.b.area == 0)) {
if (matchdid.un.b.id)
- return (1);
+ return 1;
}
}
}
- return (0);
+ return 0;
}
/* Search for a nodelist entry on a specific list */
struct lpfc_nodelist *
lpfc_findnode_did(struct lpfc_hba * phba, uint32_t order, uint32_t did)
{
- struct lpfc_nodelist *ndlp, *next_ndlp;
+ struct lpfc_nodelist *ndlp;
+ struct list_head *lists[]={&phba->fc_nlpunmap_list,
+ &phba->fc_nlpmap_list,
+ &phba->fc_plogi_list,
+ &phba->fc_adisc_list,
+ &phba->fc_reglogin_list,
+ &phba->fc_prli_list,
+ &phba->fc_npr_list,
+ &phba->fc_unused_list};
+ uint32_t search[]={NLP_SEARCH_UNMAPPED,
+ NLP_SEARCH_MAPPED,
+ NLP_SEARCH_PLOGI,
+ NLP_SEARCH_ADISC,
+ NLP_SEARCH_REGLOGIN,
+ NLP_SEARCH_PRLI,
+ NLP_SEARCH_NPR,
+ NLP_SEARCH_UNUSED};
+ int i;
uint32_t data1;
- if (order & NLP_SEARCH_UNMAPPED) {
- list_for_each_entry_safe(ndlp, next_ndlp,
- &phba->fc_nlpunmap_list, nlp_listp) {
- if (lpfc_matchdid(phba, ndlp, did)) {
- data1 = (((uint32_t) ndlp->nlp_state << 24) |
- ((uint32_t) ndlp->nlp_xri << 16) |
- ((uint32_t) ndlp->nlp_type << 8) |
- ((uint32_t) ndlp->nlp_rpi & 0xff));
- /* FIND node DID unmapped */
- lpfc_printf_log(phba, KERN_INFO, LOG_NODE,
- "%d:0929 FIND node DID unmapped"
- " Data: x%p x%x x%x x%x\n",
- phba->brd_no,
- ndlp, ndlp->nlp_DID,
- ndlp->nlp_flag, data1);
- return (ndlp);
- }
- }
- }
-
- if (order & NLP_SEARCH_MAPPED) {
- list_for_each_entry_safe(ndlp, next_ndlp, &phba->fc_nlpmap_list,
- nlp_listp) {
- if (lpfc_matchdid(phba, ndlp, did)) {
-
- data1 = (((uint32_t) ndlp->nlp_state << 24) |
- ((uint32_t) ndlp->nlp_xri << 16) |
- ((uint32_t) ndlp->nlp_type << 8) |
- ((uint32_t) ndlp->nlp_rpi & 0xff));
- /* FIND node DID mapped */
- lpfc_printf_log(phba, KERN_INFO, LOG_NODE,
- "%d:0930 FIND node DID mapped "
- "Data: x%p x%x x%x x%x\n",
- phba->brd_no,
- ndlp, ndlp->nlp_DID,
- ndlp->nlp_flag, data1);
- return (ndlp);
- }
- }
- }
-
- if (order & NLP_SEARCH_PLOGI) {
- list_for_each_entry_safe(ndlp, next_ndlp, &phba->fc_plogi_list,
- nlp_listp) {
- if (lpfc_matchdid(phba, ndlp, did)) {
-
- data1 = (((uint32_t) ndlp->nlp_state << 24) |
- ((uint32_t) ndlp->nlp_xri << 16) |
- ((uint32_t) ndlp->nlp_type << 8) |
- ((uint32_t) ndlp->nlp_rpi & 0xff));
- /* LOG change to PLOGI */
- /* FIND node DID plogi */
- lpfc_printf_log(phba, KERN_INFO, LOG_NODE,
- "%d:0908 FIND node DID plogi "
- "Data: x%p x%x x%x x%x\n",
- phba->brd_no,
- ndlp, ndlp->nlp_DID,
- ndlp->nlp_flag, data1);
- return (ndlp);
- }
- }
- }
-
- if (order & NLP_SEARCH_ADISC) {
- list_for_each_entry_safe(ndlp, next_ndlp, &phba->fc_adisc_list,
- nlp_listp) {
- if (lpfc_matchdid(phba, ndlp, did)) {
-
- data1 = (((uint32_t) ndlp->nlp_state << 24) |
- ((uint32_t) ndlp->nlp_xri << 16) |
- ((uint32_t) ndlp->nlp_type << 8) |
- ((uint32_t) ndlp->nlp_rpi & 0xff));
- /* LOG change to ADISC */
- /* FIND node DID adisc */
- lpfc_printf_log(phba, KERN_INFO, LOG_NODE,
- "%d:0931 FIND node DID adisc "
- "Data: x%p x%x x%x x%x\n",
- phba->brd_no,
- ndlp, ndlp->nlp_DID,
- ndlp->nlp_flag, data1);
- return (ndlp);
- }
- }
- }
-
- if (order & NLP_SEARCH_REGLOGIN) {
- list_for_each_entry_safe(ndlp, next_ndlp,
- &phba->fc_reglogin_list, nlp_listp) {
+ spin_lock_irq(phba->host->host_lock);
+ for (i = 0; i < ARRAY_SIZE(lists); i++ ) {
+ if (!(order & search[i]))
+ continue;
+ list_for_each_entry(ndlp, lists[i], nlp_listp) {
if (lpfc_matchdid(phba, ndlp, did)) {
-
data1 = (((uint32_t) ndlp->nlp_state << 24) |
((uint32_t) ndlp->nlp_xri << 16) |
((uint32_t) ndlp->nlp_type << 8) |
((uint32_t) ndlp->nlp_rpi & 0xff));
- /* LOG change to REGLOGIN */
- /* FIND node DID reglogin */
lpfc_printf_log(phba, KERN_INFO, LOG_NODE,
- "%d:0931 FIND node DID reglogin"
+ "%d:0929 FIND node DID "
" Data: x%p x%x x%x x%x\n",
phba->brd_no,
ndlp, ndlp->nlp_DID,
ndlp->nlp_flag, data1);
- return (ndlp);
- }
- }
- }
-
- if (order & NLP_SEARCH_PRLI) {
- list_for_each_entry_safe(ndlp, next_ndlp, &phba->fc_prli_list,
- nlp_listp) {
- if (lpfc_matchdid(phba, ndlp, did)) {
-
- data1 = (((uint32_t) ndlp->nlp_state << 24) |
- ((uint32_t) ndlp->nlp_xri << 16) |
- ((uint32_t) ndlp->nlp_type << 8) |
- ((uint32_t) ndlp->nlp_rpi & 0xff));
- /* LOG change to PRLI */
- /* FIND node DID prli */
- lpfc_printf_log(phba, KERN_INFO, LOG_NODE,
- "%d:0931 FIND node DID prli "
- "Data: x%p x%x x%x x%x\n",
- phba->brd_no,
- ndlp, ndlp->nlp_DID,
- ndlp->nlp_flag, data1);
- return (ndlp);
- }
- }
- }
-
- if (order & NLP_SEARCH_NPR) {
- list_for_each_entry_safe(ndlp, next_ndlp, &phba->fc_npr_list,
- nlp_listp) {
- if (lpfc_matchdid(phba, ndlp, did)) {
-
- data1 = (((uint32_t) ndlp->nlp_state << 24) |
- ((uint32_t) ndlp->nlp_xri << 16) |
- ((uint32_t) ndlp->nlp_type << 8) |
- ((uint32_t) ndlp->nlp_rpi & 0xff));
- /* LOG change to NPR */
- /* FIND node DID npr */
- lpfc_printf_log(phba, KERN_INFO, LOG_NODE,
- "%d:0931 FIND node DID npr "
- "Data: x%p x%x x%x x%x\n",
- phba->brd_no,
- ndlp, ndlp->nlp_DID,
- ndlp->nlp_flag, data1);
- return (ndlp);
- }
- }
- }
-
- if (order & NLP_SEARCH_UNUSED) {
- list_for_each_entry_safe(ndlp, next_ndlp, &phba->fc_adisc_list,
- nlp_listp) {
- if (lpfc_matchdid(phba, ndlp, did)) {
-
- data1 = (((uint32_t) ndlp->nlp_state << 24) |
- ((uint32_t) ndlp->nlp_xri << 16) |
- ((uint32_t) ndlp->nlp_type << 8) |
- ((uint32_t) ndlp->nlp_rpi & 0xff));
- /* LOG change to UNUSED */
- /* FIND node DID unused */
- lpfc_printf_log(phba, KERN_INFO, LOG_NODE,
- "%d:0931 FIND node DID unused "
- "Data: x%p x%x x%x x%x\n",
- phba->brd_no,
- ndlp, ndlp->nlp_DID,
- ndlp->nlp_flag, data1);
- return (ndlp);
+ spin_unlock_irq(phba->host->host_lock);
+ return ndlp;
}
}
}
+ spin_unlock_irq(phba->host->host_lock);
/* FIND node did <did> NOT FOUND */
- lpfc_printf_log(phba,
- KERN_INFO,
- LOG_NODE,
+ lpfc_printf_log(phba, KERN_INFO, LOG_NODE,
"%d:0932 FIND node did x%x NOT FOUND Data: x%x\n",
phba->brd_no, did, order);
-
- /* no match found */
return NULL;
}
struct lpfc_nodelist *ndlp;
uint32_t flg;
- if ((ndlp = lpfc_findnode_did(phba, NLP_SEARCH_ALL, did)) == 0) {
- if ((phba->hba_state == LPFC_HBA_READY) &&
+ ndlp = lpfc_findnode_did(phba, NLP_SEARCH_ALL, did);
+ if (!ndlp) {
+ if ((phba->fc_flag & FC_RSCN_MODE) &&
((lpfc_rscn_payload_check(phba, did) == 0)))
return NULL;
ndlp = (struct lpfc_nodelist *)
ndlp->nlp_flag |= NLP_NPR_2B_DISC;
return ndlp;
}
- if ((phba->hba_state == LPFC_HBA_READY) &&
- (phba->fc_flag & FC_RSCN_MODE)) {
+ if (phba->fc_flag & FC_RSCN_MODE) {
if (lpfc_rscn_payload_check(phba, did)) {
ndlp->nlp_flag |= NLP_NPR_2B_DISC;
- }
- else {
- ndlp->nlp_flag &= ~NLP_NPR_2B_DISC;
+
+ /* Since this node is marked for discovery,
+ * delay timeout is not needed.
+ */
+ if (ndlp->nlp_flag & NLP_DELAY_TMO)
+ lpfc_cancel_retry_delay_tmo(phba, ndlp);
+ } else
ndlp = NULL;
- }
- }
- else {
+ } else {
flg = ndlp->nlp_flag & NLP_LIST_MASK;
- if ((flg == NLP_ADISC_LIST) ||
- (flg == NLP_PLOGI_LIST)) {
+ if ((flg == NLP_ADISC_LIST) || (flg == NLP_PLOGI_LIST))
return NULL;
- }
ndlp->nlp_state = NLP_STE_NPR_NODE;
lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST);
ndlp->nlp_flag |= NLP_NPR_2B_DISC;
if (rc == MBX_NOT_FINISHED) {
mempool_free( mbox, phba->mbox_mem_pool);
lpfc_disc_flush_list(phba);
- psli->ring[(psli->ip_ring)].flag &=
+ psli->ring[(psli->extra_ring)].flag &=
~LPFC_STOP_IOCB_EVENT;
psli->ring[(psli->fcp_ring)].flag &=
~LPFC_STOP_IOCB_EVENT;
spin_lock_irq(phba->host->host_lock);
phba->fc_flag &= ~FC_RSCN_MODE;
spin_unlock_irq(phba->host->host_lock);
- }
- else
+ } else
lpfc_els_handle_rscn(phba);
}
}
lpfc_disc_timeout_handler(struct lpfc_hba *phba)
{
struct lpfc_sli *psli;
- struct lpfc_nodelist *ndlp;
+ struct lpfc_nodelist *ndlp, *next_ndlp;
LPFC_MBOXQ_t *clearlambox, *initlinkmbox;
int rc, clrlaerr = 0;
"%d:0221 FAN timeout\n",
phba->brd_no);
- /* Forget about FAN, Start discovery by sending a FLOGI
- * hba_state is identically LPFC_FLOGI while waiting for FLOGI
- * cmpl
- */
+ /* Start discovery by sending FLOGI, clean up old rpis */
+ list_for_each_entry_safe(ndlp, next_ndlp, &phba->fc_npr_list,
+ nlp_listp) {
+ if (ndlp->nlp_type & NLP_FABRIC) {
+ /* Clean up the ndlp on Fabric connections */
+ lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
+ } else if (!(ndlp->nlp_flag & NLP_NPR_ADISC)) {
+ /* Fail outstanding IO now since device
+ * is marked for PLOGI.
+ */
+ lpfc_unreg_rpi(phba, ndlp);
+ }
+ }
phba->hba_state = LPFC_FLOGI;
lpfc_set_disctmo(phba);
lpfc_initial_flogi(phba);
initlinkmbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (!initlinkmbox) {
lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY,
- "%d:0226 Device Discovery "
+ "%d:0206 Device Discovery "
"completion error\n",
phba->brd_no);
phba->hba_state = LPFC_HBA_ERROR;
if (!clearlambox) {
clrlaerr = 1;
lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY,
- "%d:0226 Device Discovery "
+ "%d:0207 Device Discovery "
"completion error\n",
phba->brd_no);
phba->hba_state = LPFC_HBA_ERROR;
if (clrlaerr) {
lpfc_disc_flush_list(phba);
- psli->ring[(psli->ip_ring)].flag &= ~LPFC_STOP_IOCB_EVENT;
+ psli->ring[(psli->extra_ring)].flag &= ~LPFC_STOP_IOCB_EVENT;
psli->ring[(psli->fcp_ring)].flag &= ~LPFC_STOP_IOCB_EVENT;
psli->ring[(psli->next_ring)].flag &= ~LPFC_STOP_IOCB_EVENT;
phba->hba_state = LPFC_HBA_READY;
return;
}
-static void
-lpfc_nodev_timeout(unsigned long ptr)
-{
- struct lpfc_hba *phba;
- struct lpfc_nodelist *ndlp;
- unsigned long iflag;
- struct lpfc_work_evt *evtp;
-
- ndlp = (struct lpfc_nodelist *)ptr;
- phba = ndlp->nlp_phba;
- evtp = &ndlp->nodev_timeout_evt;
- spin_lock_irqsave(phba->host->host_lock, iflag);
-
- if (!list_empty(&evtp->evt_listp)) {
- spin_unlock_irqrestore(phba->host->host_lock, iflag);
- return;
- }
- evtp->evt_arg1 = ndlp;
- evtp->evt = LPFC_EVT_NODEV_TMO;
- list_add_tail(&evtp->evt_listp, &phba->work_list);
- if (phba->work_wait)
- wake_up(phba->work_wait);
-
- spin_unlock_irqrestore(phba->host->host_lock, iflag);
- return;
-}
-
-
/*
* This routine handles processing a NameServer REG_LOGIN mailbox
* command upon completion. It is setup in the LPFC_MBOXQ
pmb->context1 = NULL;
- if (ndlp->nlp_rpi != 0)
- lpfc_findnode_remove_rpi(phba, ndlp->nlp_rpi);
ndlp->nlp_rpi = mb->un.varWords[0];
- lpfc_addnode_rpi(phba, ndlp, ndlp->nlp_rpi);
ndlp->nlp_type |= NLP_FABRIC;
ndlp->nlp_state = NLP_STE_UNMAPPED_NODE;
lpfc_nlp_list(phba, ndlp, NLP_UNMAPPED_LIST);
}
/*
- * This routine looks up the ndlp hash
- * table for the given RPI. If rpi found
+ * This routine looks up the ndlp lists
+ * for the given RPI. If rpi found
* it return the node list pointer
- * else return 0.
+ * else return NULL.
*/
struct lpfc_nodelist *
lpfc_findnode_rpi(struct lpfc_hba * phba, uint16_t rpi)
{
- struct lpfc_nodelist *ret;
+ struct lpfc_nodelist *ndlp;
+ struct list_head * lists[]={&phba->fc_nlpunmap_list,
+ &phba->fc_nlpmap_list,
+ &phba->fc_plogi_list,
+ &phba->fc_adisc_list,
+ &phba->fc_reglogin_list};
+ int i;
- ret = phba->fc_nlplookup[LPFC_RPI_HASH_FUNC(rpi)];
- while ((ret != 0) && (ret->nlp_rpi != rpi)) {
- ret = ret->nlp_rpi_hash_next;
- }
- return ret;
+ spin_lock_irq(phba->host->host_lock);
+ for (i = 0; i < ARRAY_SIZE(lists); i++ )
+ list_for_each_entry(ndlp, lists[i], nlp_listp)
+ if (ndlp->nlp_rpi == rpi) {
+ spin_unlock_irq(phba->host->host_lock);
+ return ndlp;
+ }
+ spin_unlock_irq(phba->host->host_lock);
+ return NULL;
}
/*
- * This routine looks up the ndlp hash table for the
- * given RPI. If rpi found it return the node list
- * pointer else return 0 after deleting the entry
- * from hash table.
+ * This routine looks up the ndlp lists
+ * for the given WWPN. If WWPN found
+ * it return the node list pointer
+ * else return NULL.
*/
struct lpfc_nodelist *
-lpfc_findnode_remove_rpi(struct lpfc_hba * phba, uint16_t rpi)
+lpfc_findnode_wwpn(struct lpfc_hba * phba, uint32_t order,
+ struct lpfc_name * wwpn)
{
- struct lpfc_nodelist *ret, *temp;;
-
- ret = phba->fc_nlplookup[LPFC_RPI_HASH_FUNC(rpi)];
- if (ret == 0)
- return NULL;
-
- if (ret->nlp_rpi == rpi) {
- phba->fc_nlplookup[LPFC_RPI_HASH_FUNC(rpi)] =
- ret->nlp_rpi_hash_next;
- ret->nlp_rpi_hash_next = NULL;
- return ret;
- }
-
- while ((ret->nlp_rpi_hash_next != 0) &&
- (ret->nlp_rpi_hash_next->nlp_rpi != rpi)) {
- ret = ret->nlp_rpi_hash_next;
- }
+ struct lpfc_nodelist *ndlp;
+ struct list_head * lists[]={&phba->fc_nlpunmap_list,
+ &phba->fc_nlpmap_list,
+ &phba->fc_npr_list,
+ &phba->fc_plogi_list,
+ &phba->fc_adisc_list,
+ &phba->fc_reglogin_list,
+ &phba->fc_prli_list};
+ uint32_t search[]={NLP_SEARCH_UNMAPPED,
+ NLP_SEARCH_MAPPED,
+ NLP_SEARCH_NPR,
+ NLP_SEARCH_PLOGI,
+ NLP_SEARCH_ADISC,
+ NLP_SEARCH_REGLOGIN,
+ NLP_SEARCH_PRLI};
+ int i;
- if (ret->nlp_rpi_hash_next != 0) {
- temp = ret->nlp_rpi_hash_next;
- ret->nlp_rpi_hash_next = temp->nlp_rpi_hash_next;
- temp->nlp_rpi_hash_next = NULL;
- return temp;
- } else {
- return NULL;
+ spin_lock_irq(phba->host->host_lock);
+ for (i = 0; i < ARRAY_SIZE(lists); i++ ) {
+ if (!(order & search[i]))
+ continue;
+ list_for_each_entry(ndlp, lists[i], nlp_listp) {
+ if (memcmp(&ndlp->nlp_portname, wwpn,
+ sizeof(struct lpfc_name)) == 0) {
+ spin_unlock_irq(phba->host->host_lock);
+ return ndlp;
+ }
+ }
}
-}
-
-/*
- * This routine adds the node list entry to the
- * ndlp hash table.
- */
-void
-lpfc_addnode_rpi(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp,
- uint16_t rpi)
-{
-
- uint32_t index;
-
- index = LPFC_RPI_HASH_FUNC(rpi);
- ndlp->nlp_rpi_hash_next = phba->fc_nlplookup[index];
- phba->fc_nlplookup[index] = ndlp;
- return;
+ spin_unlock_irq(phba->host->host_lock);
+ return NULL;
}
void
uint32_t did)
{
memset(ndlp, 0, sizeof (struct lpfc_nodelist));
- INIT_LIST_HEAD(&ndlp->nodev_timeout_evt.evt_listp);
INIT_LIST_HEAD(&ndlp->els_retry_evt.evt_listp);
- init_timer(&ndlp->nlp_tmofunc);
- ndlp->nlp_tmofunc.function = lpfc_nodev_timeout;
- ndlp->nlp_tmofunc.data = (unsigned long)ndlp;
init_timer(&ndlp->nlp_delayfunc);
ndlp->nlp_delayfunc.function = lpfc_els_retry_delay;
ndlp->nlp_delayfunc.data = (unsigned long)ndlp;
git://git.onelab.eu / linux-2.6.git / blobdiff