[SCSI] lpfc 8.1.2: Added support for FAN
Added support for FAN
Signed-off-by: Jamie Wellnitz <Jamie.Wellnitz@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
diff --git a/drivers/scsi/lpfc/lpfc_nportdisc.c b/drivers/scsi/lpfc/lpfc_nportdisc.c
index a580e1e..4bf232a 100644
--- a/drivers/scsi/lpfc/lpfc_nportdisc.c
+++ b/drivers/scsi/lpfc/lpfc_nportdisc.c
@@ -262,6 +262,7 @@
/* If we are delaying issuing an ELS command, cancel it */
if (ndlp->nlp_flag & NLP_DELAY_TMO) {
ndlp->nlp_flag &= ~NLP_DELAY_TMO;
+ ndlp->nlp_last_elscmd = 0;
del_timer_sync(&ndlp->nlp_delayfunc);
if (!list_empty(&ndlp->els_retry_evt.evt_listp))
list_del_init(&ndlp->els_retry_evt.evt_listp);
@@ -398,16 +399,8 @@
*/
mbox->mbox_cmpl = lpfc_mbx_cmpl_reg_login;
mbox->context2 = ndlp;
- ndlp->nlp_flag |= NLP_ACC_REGLOGIN;
+ ndlp->nlp_flag |= (NLP_ACC_REGLOGIN | NLP_RCV_PLOGI);
- /* If there is an outstanding PLOGI issued, abort it before
- * sending ACC rsp to PLOGI recieved.
- */
- if (ndlp->nlp_state == NLP_STE_PLOGI_ISSUE) {
- /* software abort outstanding PLOGI */
- lpfc_els_abort(phba, ndlp, 1);
- }
- ndlp->nlp_flag |= NLP_RCV_PLOGI;
lpfc_els_rsp_acc(phba, ELS_CMD_PLOGI, cmdiocb, ndlp, mbox, 0);
return 1;
@@ -465,13 +458,14 @@
stat.un.b.vendorUnique = 0;
lpfc_els_rsp_reject(phba, stat.un.lsRjtError, cmdiocb, ndlp);
- ndlp->nlp_last_elscmd = (unsigned long)ELS_CMD_PLOGI;
/* 1 sec timeout */
mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ);
spin_lock_irq(phba->host->host_lock);
ndlp->nlp_flag |= NLP_DELAY_TMO;
spin_unlock_irq(phba->host->host_lock);
+ ndlp->nlp_last_elscmd = ELS_CMD_PLOGI;
+ ndlp->nlp_prev_state = ndlp->nlp_state;
ndlp->nlp_state = NLP_STE_NPR_NODE;
lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST);
return 0;
@@ -492,15 +486,17 @@
if (!(ndlp->nlp_type & NLP_FABRIC) ||
(ndlp->nlp_state == NLP_STE_ADISC_ISSUE)) {
/* Only try to re-login if this is NOT a Fabric Node */
- ndlp->nlp_last_elscmd = (unsigned long)ELS_CMD_PLOGI;
mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1);
spin_lock_irq(phba->host->host_lock);
ndlp->nlp_flag |= NLP_DELAY_TMO;
spin_unlock_irq(phba->host->host_lock);
+ ndlp->nlp_last_elscmd = ELS_CMD_PLOGI;
+ ndlp->nlp_prev_state = ndlp->nlp_state;
ndlp->nlp_state = NLP_STE_NPR_NODE;
lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST);
} else {
+ ndlp->nlp_prev_state = ndlp->nlp_state;
ndlp->nlp_state = NLP_STE_UNUSED_NODE;
lpfc_nlp_list(phba, ndlp, NLP_UNUSED_LIST);
}
@@ -595,6 +591,7 @@
cmdiocb = (struct lpfc_iocbq *) arg;
if (lpfc_rcv_plogi(phba, ndlp, cmdiocb)) {
+ ndlp->nlp_prev_state = NLP_STE_UNUSED_NODE;
ndlp->nlp_state = NLP_STE_UNUSED_NODE;
lpfc_nlp_list(phba, ndlp, NLP_UNUSED_LIST);
return ndlp->nlp_state;
@@ -708,10 +705,6 @@
/* software abort outstanding PLOGI */
lpfc_els_abort(phba, ndlp, 1);
- mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1);
- spin_lock_irq(phba->host->host_lock);
- ndlp->nlp_flag |= NLP_DELAY_TMO;
- spin_unlock_irq(phba->host->host_lock);
if (evt == NLP_EVT_RCV_LOGO) {
lpfc_els_rsp_acc(phba, ELS_CMD_ACC, cmdiocb, ndlp, NULL, 0);
@@ -721,7 +714,12 @@
}
/* Put ndlp in npr list set plogi timer for 1 sec */
- ndlp->nlp_last_elscmd = (unsigned long)ELS_CMD_PLOGI;
+ mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1);
+ spin_lock_irq(phba->host->host_lock);
+ ndlp->nlp_flag |= NLP_DELAY_TMO;
+ spin_unlock_irq(phba->host->host_lock);
+ ndlp->nlp_last_elscmd = ELS_CMD_PLOGI;
+ ndlp->nlp_prev_state = NLP_STE_PLOGI_ISSUE;
ndlp->nlp_state = NLP_STE_NPR_NODE;
lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST);
@@ -744,6 +742,7 @@
rspiocb = cmdiocb->context_un.rsp_iocb;
if (ndlp->nlp_flag & NLP_ACC_REGLOGIN) {
+ /* Recovery from PLOGI collision logic */
return ndlp->nlp_state;
}
@@ -859,6 +858,7 @@
/* software abort outstanding PLOGI */
lpfc_els_abort(phba, ndlp, 1);
+ ndlp->nlp_prev_state = NLP_STE_PLOGI_ISSUE;
ndlp->nlp_state = NLP_STE_NPR_NODE;
lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST);
spin_lock_irq(phba->host->host_lock);
@@ -883,6 +883,7 @@
if (lpfc_rcv_plogi(phba, ndlp, cmdiocb)) {
return ndlp->nlp_state;
}
+ ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE;
ndlp->nlp_state = NLP_STE_PLOGI_ISSUE;
lpfc_nlp_list(phba, ndlp, NLP_PLOGI_LIST);
lpfc_issue_els_plogi(phba, ndlp, 0);
@@ -963,25 +964,29 @@
if ((irsp->ulpStatus) ||
(!lpfc_check_adisc(phba, ndlp, &ap->nodeName, &ap->portName))) {
- ndlp->nlp_last_elscmd = (unsigned long)ELS_CMD_PLOGI;
/* 1 sec timeout */
mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ);
spin_lock_irq(phba->host->host_lock);
ndlp->nlp_flag |= NLP_DELAY_TMO;
spin_unlock_irq(phba->host->host_lock);
+ ndlp->nlp_last_elscmd = ELS_CMD_PLOGI;
memset(&ndlp->nlp_nodename, 0, sizeof (struct lpfc_name));
memset(&ndlp->nlp_portname, 0, sizeof (struct lpfc_name));
+ ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE;
ndlp->nlp_state = NLP_STE_NPR_NODE;
lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST);
lpfc_unreg_rpi(phba, ndlp);
return ndlp->nlp_state;
}
+
if (ndlp->nlp_type & NLP_FCP_TARGET) {
+ ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE;
ndlp->nlp_state = NLP_STE_MAPPED_NODE;
lpfc_nlp_list(phba, ndlp, NLP_MAPPED_LIST);
} else {
+ ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE;
ndlp->nlp_state = NLP_STE_UNMAPPED_NODE;
lpfc_nlp_list(phba, ndlp, NLP_UNMAPPED_LIST);
}
@@ -1008,6 +1013,7 @@
/* software abort outstanding ADISC */
lpfc_els_abort(phba, ndlp, 1);
+ ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE;
ndlp->nlp_state = NLP_STE_NPR_NODE;
lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST);
spin_lock_irq(phba->host->host_lock);
@@ -1103,14 +1109,15 @@
phba->brd_no,
did, mb->mbxStatus, phba->hba_state);
+ /* Put ndlp in npr list set plogi timer for 1 sec */
mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1);
spin_lock_irq(phba->host->host_lock);
ndlp->nlp_flag |= NLP_DELAY_TMO;
spin_unlock_irq(phba->host->host_lock);
+ ndlp->nlp_last_elscmd = ELS_CMD_PLOGI;
lpfc_issue_els_logo(phba, ndlp, 0);
- /* Put ndlp in npr list set plogi timer for 1 sec */
- ndlp->nlp_last_elscmd = (unsigned long)ELS_CMD_PLOGI;
+ ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE;
ndlp->nlp_state = NLP_STE_NPR_NODE;
lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST);
return ndlp->nlp_state;
@@ -1120,10 +1127,12 @@
/* Only if we are not a fabric nport do we issue PRLI */
if (!(ndlp->nlp_type & NLP_FABRIC)) {
+ ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE;
ndlp->nlp_state = NLP_STE_PRLI_ISSUE;
lpfc_nlp_list(phba, ndlp, NLP_PRLI_LIST);
lpfc_issue_els_prli(phba, ndlp, 0);
} else {
+ ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE;
ndlp->nlp_state = NLP_STE_UNMAPPED_NODE;
lpfc_nlp_list(phba, ndlp, NLP_UNMAPPED_LIST);
}
@@ -1144,6 +1153,7 @@
struct lpfc_nodelist * ndlp, void *arg,
uint32_t evt)
{
+ ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE;
ndlp->nlp_state = NLP_STE_NPR_NODE;
lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST);
spin_lock_irq(phba->host->host_lock);
@@ -1233,6 +1243,7 @@
irsp = &rspiocb->iocb;
if (irsp->ulpStatus) {
+ ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE;
ndlp->nlp_state = NLP_STE_UNMAPPED_NODE;
lpfc_nlp_list(phba, ndlp, NLP_UNMAPPED_LIST);
return ndlp->nlp_state;
@@ -1251,6 +1262,7 @@
ndlp->nlp_fcp_info |= NLP_FCP_2_DEVICE;
}
+ ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE;
ndlp->nlp_state = NLP_STE_MAPPED_NODE;
lpfc_nlp_list(phba, ndlp, NLP_MAPPED_LIST);
return ndlp->nlp_state;
@@ -1308,6 +1320,7 @@
/* software abort outstanding PRLI */
lpfc_els_abort(phba, ndlp, 1);
+ ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE;
ndlp->nlp_state = NLP_STE_NPR_NODE;
lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST);
spin_lock_irq(phba->host->host_lock);
@@ -1381,6 +1394,7 @@
lpfc_device_recov_unmap_node(struct lpfc_hba * phba,
struct lpfc_nodelist * ndlp, void *arg, uint32_t evt)
{
+ ndlp->nlp_prev_state = NLP_STE_UNMAPPED_NODE;
ndlp->nlp_state = NLP_STE_NPR_NODE;
lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST);
ndlp->nlp_flag &= ~NLP_NPR_2B_DISC;
@@ -1462,6 +1476,7 @@
struct lpfc_nodelist * ndlp, void *arg,
uint32_t evt)
{
+ ndlp->nlp_prev_state = NLP_STE_MAPPED_NODE;
ndlp->nlp_state = NLP_STE_NPR_NODE;
lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST);
spin_lock_irq(phba->host->host_lock);
@@ -1494,6 +1509,7 @@
/* send PLOGI immediately, move to PLOGI issue state */
if (!(ndlp->nlp_flag & NLP_DELAY_TMO)) {
+ ndlp->nlp_prev_state = NLP_STE_NPR_NODE;
ndlp->nlp_state = NLP_STE_PLOGI_ISSUE;
lpfc_nlp_list(phba, ndlp, NLP_PLOGI_LIST);
lpfc_issue_els_plogi(phba, ndlp, 0);
@@ -1521,10 +1537,12 @@
spin_lock_irq(phba->host->host_lock);
ndlp->nlp_flag &= ~NLP_NPR_ADISC;
spin_unlock_irq(phba->host->host_lock);
+ ndlp->nlp_prev_state = NLP_STE_NPR_NODE;
ndlp->nlp_state = NLP_STE_ADISC_ISSUE;
lpfc_nlp_list(phba, ndlp, NLP_ADISC_LIST);
lpfc_issue_els_adisc(phba, ndlp, 0);
} else {
+ ndlp->nlp_prev_state = NLP_STE_NPR_NODE;
ndlp->nlp_state = NLP_STE_PLOGI_ISSUE;
lpfc_nlp_list(phba, ndlp, NLP_PLOGI_LIST);
lpfc_issue_els_plogi(phba, ndlp, 0);
@@ -1559,10 +1577,12 @@
if (!(ndlp->nlp_flag & NLP_DELAY_TMO)) {
if (ndlp->nlp_flag & NLP_NPR_ADISC) {
+ ndlp->nlp_prev_state = NLP_STE_NPR_NODE;
ndlp->nlp_state = NLP_STE_ADISC_ISSUE;
lpfc_nlp_list(phba, ndlp, NLP_ADISC_LIST);
lpfc_issue_els_adisc(phba, ndlp, 0);
} else {
+ ndlp->nlp_prev_state = NLP_STE_NPR_NODE;
ndlp->nlp_state = NLP_STE_PLOGI_ISSUE;
lpfc_nlp_list(phba, ndlp, NLP_PLOGI_LIST);
lpfc_issue_els_plogi(phba, ndlp, 0);
@@ -1592,6 +1612,7 @@
ndlp->nlp_flag |= NLP_DELAY_TMO;
ndlp->nlp_flag &= ~NLP_NPR_ADISC;
spin_unlock_irq(phba->host->host_lock);
+ ndlp->nlp_last_elscmd = ELS_CMD_PLOGI;
} else {
spin_lock_irq(phba->host->host_lock);
ndlp->nlp_flag &= ~NLP_NPR_ADISC;
@@ -1681,6 +1702,7 @@
if (!list_empty(&ndlp->els_retry_evt.evt_listp))
list_del_init(&ndlp->els_retry_evt.evt_listp);
spin_unlock_irq(phba->host->host_lock);
+ ndlp->nlp_last_elscmd = 0;
del_timer_sync(&ndlp->nlp_delayfunc);
return ndlp->nlp_state;
}
@@ -1905,6 +1927,5 @@
}
if (rc == NLP_STE_FREED_NODE)
return NLP_STE_FREED_NODE;
- ndlp->nlp_state = rc;
return rc;
}
