/*******************************************************************
* This file is part of the Emulex Linux Device Driver for *
* Fibre Channel Host Bus Adapters. *
- * Copyright (C) 2004-2005 Emulex. All rights reserved. *
+ * 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 *
* table entry for that node.
*/
if (memcmp(nn, &ndlp->nlp_nodename, sizeof (struct lpfc_name)) != 0)
- return (0);
+ return 0;
if (memcmp(pn, &ndlp->nlp_portname, sizeof (struct lpfc_name)) != 0)
- return (0);
+ return 0;
/* we match, return success */
- return (1);
+ return 1;
}
int
lp = (uint32_t *) prsp->virt;
ptr = (void *)((uint8_t *)lp + sizeof(uint32_t));
}
- }
- else {
+ } else {
/* Force ulpStatus error since we are returning NULL ptr */
if (!(irsp->ulpStatus)) {
irsp->ulpStatus = IOSTAT_LOCAL_REJECT;
}
ptr = NULL;
}
- return (ptr);
+ return ptr;
}
/* Abort outstanding I/O on NPort <nlp_DID> */
lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
- "%d:0201 Abort outstanding I/O on NPort x%x "
+ "%d:0205 Abort outstanding I/O 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);
} while(found);
/* If we are delaying issuing an ELS command, cancel it */
- if (ndlp->nlp_flag & NLP_DELAY_TMO) {
- ndlp->nlp_flag &= ~NLP_DELAY_TMO;
- del_timer_sync(&ndlp->nlp_delayfunc);
- if (!list_empty(&ndlp->els_retry_evt.evt_listp))
- list_del_init(&ndlp->els_retry_evt.evt_listp);
- }
- return (0);
+ if (ndlp->nlp_flag & NLP_DELAY_TMO)
+ lpfc_cancel_retry_delay_tmo(phba, ndlp);
+ return 0;
}
static int
/* Start discovery - this should just do
CLEAR_LA */
lpfc_disc_start(phba);
- }
- else {
+ } else {
lpfc_initial_flogi(phba);
}
- }
- else {
+ } else {
stat.un.b.lsRjtRsnCode = LSRJT_LOGICAL_BSY;
stat.un.b.lsRjtRsnCodeExp = LSEXP_NOTHING_MORE;
lpfc_els_rsp_reject(phba, stat.un.lsRjtError, cmdiocb,
stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC;
stat.un.b.lsRjtRsnCodeExp = LSEXP_SPARM_OPTIONS;
lpfc_els_rsp_reject(phba, stat.un.lsRjtError, cmdiocb, ndlp);
- return (0);
+ return 0;
}
icmd = &cmdiocb->iocb;
((sp->cmn.bbRcvSizeMsb & 0x0F) << 8) | sp->cmn.bbRcvSizeLsb;
/* no need to reg_login if we are already in one of these states */
- switch(ndlp->nlp_state) {
+ switch (ndlp->nlp_state) {
case NLP_STE_NPR_NODE:
if (!(ndlp->nlp_flag & NLP_NPR_ADISC))
break;
case NLP_STE_UNMAPPED_NODE:
case NLP_STE_MAPPED_NODE:
lpfc_els_rsp_acc(phba, ELS_CMD_PLOGI, cmdiocb, ndlp, NULL, 0);
- return (1);
+ return 1;
}
if ((phba->fc_flag & FC_PT2PT)
*/
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 there is an outstanding PLOGI issued, abort it before
+ * sending ACC rsp for received PLOGI. If pending plogi
+ * is not canceled here, the plogi will be rejected by
+ * remote port and will be retried. On a configuration with
+ * single discovery thread, this will cause a huge delay in
+ * discovery. Also this will cause multiple state machines
+ * running in parallel for this node.
*/
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);
+ return 1;
out:
stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC;
stat.un.b.lsRjtRsnCodeExp = LSEXP_OUT_OF_RESOURCE;
lpfc_els_rsp_reject(phba, stat.un.lsRjtError, cmdiocb, ndlp);
- return (0);
+ return 0;
}
static int
(lpfc_check_adisc(phba, ndlp, pnn, ppn))) {
if (cmd == ELS_CMD_ADISC) {
lpfc_els_rsp_adisc_acc(phba, cmdiocb, ndlp);
- }
- else {
+ } else {
lpfc_els_rsp_acc(phba, ELS_CMD_PLOGI, cmdiocb, ndlp,
NULL, 0);
}
- return (1);
+ return 1;
}
/* Reject this request because invalid parameters */
stat.un.b.lsRjtRsvd0 = 0;
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);
+ return 0;
}
static int
lpfc_rcv_logo(struct lpfc_hba * phba,
struct lpfc_nodelist * ndlp,
- struct lpfc_iocbq *cmdiocb)
+ struct lpfc_iocbq *cmdiocb,
+ uint32_t els_cmd)
{
/* Put ndlp on NPR list with 1 sec timeout for plogi, ACC logo */
/* Only call LOGO ACC for first LOGO, this avoids sending unnecessary
* PLOGIs during LOGO storms from a device.
*/
ndlp->nlp_flag |= NLP_LOGO_ACC;
- lpfc_els_rsp_acc(phba, ELS_CMD_ACC, cmdiocb, ndlp, NULL, 0);
+ if (els_cmd == ELS_CMD_PRLO)
+ lpfc_els_rsp_acc(phba, ELS_CMD_PRLO, cmdiocb, ndlp, NULL, 0);
+ else
+ lpfc_els_rsp_acc(phba, ELS_CMD_ACC, cmdiocb, ndlp, NULL, 0);
- if (!(ndlp->nlp_type & NLP_FABRIC)) {
+ 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_state = NLP_STE_NPR_NODE;
- lpfc_nlp_list(phba, ndlp, NLP_NPR_LIST);
+ 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);
+ }
+ spin_lock_irq(phba->host->host_lock);
ndlp->nlp_flag &= ~NLP_NPR_ADISC;
+ spin_unlock_irq(phba->host->host_lock);
/* The driver has to wait until the ACC completes before it continues
* processing the LOGO. The action will resume in
* lpfc_cmpl_els_logo_acc routine. Since part of processing includes an
* unreg_login, the driver waits so the ACC does not get aborted.
*/
- return (0);
+ return 0;
}
static void
if ((phba->cfg_use_adisc == 0) &&
!(phba->fc_flag & FC_RSCN_MODE)) {
if (!(ndlp->nlp_fcp_info & NLP_FCP_2_DEVICE))
- return (0);
+ return 0;
}
spin_lock_irq(phba->host->host_lock);
ndlp->nlp_flag |= NLP_NPR_ADISC;
spin_unlock_irq(phba->host->host_lock);
- return (1);
-}
-
-static uint32_t
-lpfc_disc_noop(struct lpfc_hba * phba,
- struct lpfc_nodelist * ndlp, void *arg, uint32_t evt)
-{
- /* This routine does nothing, just return the current state */
- return (ndlp->nlp_state);
+ return 1;
}
static uint32_t
phba->brd_no,
ndlp->nlp_DID, evt, ndlp->nlp_state, ndlp->nlp_rpi,
ndlp->nlp_flag);
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
/* Start of Discovery State Machine routines */
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);
+ return ndlp->nlp_state;
}
lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
- return (NLP_STE_FREED_NODE);
+ return NLP_STE_FREED_NODE;
}
static uint32_t
{
lpfc_issue_els_logo(phba, ndlp, 0);
lpfc_nlp_list(phba, ndlp, NLP_UNUSED_LIST);
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
static uint32_t
lpfc_els_rsp_acc(phba, ELS_CMD_ACC, cmdiocb, ndlp, NULL, 0);
lpfc_nlp_list(phba, ndlp, NLP_UNUSED_LIST);
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
static uint32_t
struct lpfc_nodelist * ndlp, void *arg, uint32_t evt)
{
lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
- return (NLP_STE_FREED_NODE);
+ return NLP_STE_FREED_NODE;
}
static uint32_t
struct lpfc_nodelist * ndlp, void *arg, uint32_t evt)
{
lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
- return (NLP_STE_FREED_NODE);
+ return NLP_STE_FREED_NODE;
}
static uint32_t
stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC;
stat.un.b.lsRjtRsnCodeExp = LSEXP_CMD_IN_PROGRESS;
lpfc_els_rsp_reject(phba, stat.un.lsRjtError, cmdiocb, ndlp);
- }
- else {
+ } else {
lpfc_rcv_plogi(phba, ndlp, cmdiocb);
} /* if our portname was less */
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
+}
+
+static uint32_t
+lpfc_rcv_logo_plogi_issue(struct lpfc_hba * phba,
+ struct lpfc_nodelist * ndlp, void *arg, uint32_t evt)
+{
+ struct lpfc_iocbq *cmdiocb;
+
+ cmdiocb = (struct lpfc_iocbq *) arg;
+
+ /* software abort outstanding PLOGI */
+ lpfc_els_abort(phba, ndlp, 1);
+
+ lpfc_rcv_logo(phba, ndlp, cmdiocb, ELS_CMD_LOGO);
+ return ndlp->nlp_state;
}
static uint32_t
/* 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);
- }
- else {
+ } else {
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;
+ 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);
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
static uint32_t
rspiocb = cmdiocb->context_un.rsp_iocb;
if (ndlp->nlp_flag & NLP_ACC_REGLOGIN) {
- return (ndlp->nlp_state);
+ /* Recovery from PLOGI collision logic */
+ return ndlp->nlp_state;
}
irsp = &rspiocb->iocb;
if (lpfc_reg_login
(phba, irsp->un.elsreq64.remoteID,
(uint8_t *) sp, mbox, 0) == 0) {
- /* set_slim mailbox command needs to
- * execute first, queue this command to
- * be processed later.
- */
- switch(ndlp->nlp_DID) {
+ switch (ndlp->nlp_DID) {
case NameServer_DID:
mbox->mbox_cmpl =
lpfc_mbx_cmpl_ns_reg_login;
NLP_STE_REG_LOGIN_ISSUE;
lpfc_nlp_list(phba, ndlp,
NLP_REGLOGIN_LIST);
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
mempool_free(mbox, phba->mbox_mem_pool);
} else {
/* Free this node since the driver cannot login or has the wrong
sparm */
lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
- return (NLP_STE_FREED_NODE);
+ return NLP_STE_FREED_NODE;
}
static uint32_t
lpfc_device_rm_plogi_issue(struct lpfc_hba * phba,
struct lpfc_nodelist * ndlp, void *arg, uint32_t evt)
{
- /* software abort outstanding PLOGI */
- lpfc_els_abort(phba, ndlp, 1);
+ if(ndlp->nlp_flag & NLP_NPR_2B_DISC) {
+ ndlp->nlp_flag |= NLP_NODEV_REMOVE;
+ return ndlp->nlp_state;
+ }
+ else {
+ /* software abort outstanding PLOGI */
+ lpfc_els_abort(phba, ndlp, 1);
- lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
- return (NLP_STE_FREED_NODE);
+ lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
+ return NLP_STE_FREED_NODE;
+ }
}
static uint32_t
/* 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);
- ndlp->nlp_flag &= ~NLP_NPR_2B_DISC;
+ ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC);
spin_unlock_irq(phba->host->host_lock);
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
static uint32_t
cmdiocb = (struct lpfc_iocbq *) arg;
if (lpfc_rcv_plogi(phba, ndlp, cmdiocb)) {
- return (ndlp->nlp_state);
+ 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);
+ lpfc_issue_els_plogi(phba, ndlp->nlp_DID, 0);
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
static uint32_t
cmdiocb = (struct lpfc_iocbq *) arg;
lpfc_els_rsp_prli_acc(phba, cmdiocb, ndlp);
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
static uint32_t
/* software abort outstanding ADISC */
lpfc_els_abort(phba, ndlp, 0);
- lpfc_rcv_logo(phba, ndlp, cmdiocb);
- return (ndlp->nlp_state);
+ lpfc_rcv_logo(phba, ndlp, cmdiocb, ELS_CMD_LOGO);
+ return ndlp->nlp_state;
}
static uint32_t
cmdiocb = (struct lpfc_iocbq *) arg;
lpfc_rcv_padisc(phba, ndlp, cmdiocb);
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
static uint32_t
cmdiocb = (struct lpfc_iocbq *) arg;
/* Treat like rcv logo */
- lpfc_rcv_logo(phba, ndlp, cmdiocb);
- return (ndlp->nlp_state);
+ lpfc_rcv_logo(phba, ndlp, cmdiocb, ELS_CMD_PRLO);
+ return ndlp->nlp_state;
}
static uint32_t
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);
+ 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);
}
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
static uint32_t
struct lpfc_nodelist * ndlp, void *arg,
uint32_t evt)
{
- /* software abort outstanding ADISC */
- lpfc_els_abort(phba, ndlp, 1);
+ if(ndlp->nlp_flag & NLP_NPR_2B_DISC) {
+ ndlp->nlp_flag |= NLP_NODEV_REMOVE;
+ return ndlp->nlp_state;
+ }
+ else {
+ /* software abort outstanding ADISC */
+ lpfc_els_abort(phba, ndlp, 1);
- lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
- return (NLP_STE_FREED_NODE);
+ lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
+ return NLP_STE_FREED_NODE;
+ }
}
static uint32_t
/* 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);
- ndlp->nlp_flag &= ~NLP_NPR_2B_DISC;
+ ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC);
+ ndlp->nlp_flag |= NLP_NPR_ADISC;
spin_unlock_irq(phba->host->host_lock);
- lpfc_disc_set_adisc(phba, ndlp);
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
static uint32_t
cmdiocb = (struct lpfc_iocbq *) arg;
lpfc_rcv_plogi(phba, ndlp, cmdiocb);
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
static uint32_t
cmdiocb = (struct lpfc_iocbq *) arg;
lpfc_els_rsp_prli_acc(phba, cmdiocb, ndlp);
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
static uint32_t
cmdiocb = (struct lpfc_iocbq *) arg;
- lpfc_rcv_logo(phba, ndlp, cmdiocb);
- return (ndlp->nlp_state);
+ lpfc_rcv_logo(phba, ndlp, cmdiocb, ELS_CMD_LOGO);
+ return ndlp->nlp_state;
}
static uint32_t
cmdiocb = (struct lpfc_iocbq *) arg;
lpfc_rcv_padisc(phba, ndlp, cmdiocb);
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
static uint32_t
struct lpfc_iocbq *cmdiocb;
cmdiocb = (struct lpfc_iocbq *) arg;
- lpfc_els_rsp_acc(phba, ELS_CMD_ACC, cmdiocb, ndlp, NULL, 0);
- return (ndlp->nlp_state);
+ lpfc_els_rsp_acc(phba, ELS_CMD_PRLO, cmdiocb, ndlp, NULL, 0);
+ return ndlp->nlp_state;
}
static uint32_t
phba->brd_no,
did, mb->mbxStatus, phba->hba_state);
+ /*
+ * If RegLogin failed due to lack of HBA resources do not
+ * retry discovery.
+ */
+ if (mb->mbxStatus == MBXERR_RPI_FULL) {
+ 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;
+ }
+
+ /* 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);
+ return ndlp->nlp_state;
}
ndlp->nlp_rpi = mb->un.varWords[0];
/* 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);
}
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
static uint32_t
struct lpfc_nodelist * ndlp, void *arg,
uint32_t evt)
{
- lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
- return (NLP_STE_FREED_NODE);
+ if(ndlp->nlp_flag & NLP_NPR_2B_DISC) {
+ ndlp->nlp_flag |= NLP_NODEV_REMOVE;
+ return ndlp->nlp_state;
+ }
+ else {
+ lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
+ return NLP_STE_FREED_NODE;
+ }
}
static uint32_t
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);
- ndlp->nlp_flag &= ~NLP_NPR_2B_DISC;
+ ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC);
spin_unlock_irq(phba->host->host_lock);
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
static uint32_t
cmdiocb = (struct lpfc_iocbq *) arg;
lpfc_rcv_plogi(phba, ndlp, cmdiocb);
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
static uint32_t
cmdiocb = (struct lpfc_iocbq *) arg;
lpfc_els_rsp_prli_acc(phba, cmdiocb, ndlp);
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
static uint32_t
/* Software abort outstanding PRLI before sending acc */
lpfc_els_abort(phba, ndlp, 1);
- lpfc_rcv_logo(phba, ndlp, cmdiocb);
- return (ndlp->nlp_state);
+ lpfc_rcv_logo(phba, ndlp, cmdiocb, ELS_CMD_LOGO);
+ return ndlp->nlp_state;
}
static uint32_t
cmdiocb = (struct lpfc_iocbq *) arg;
lpfc_rcv_padisc(phba, ndlp, cmdiocb);
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
/* This routine is envoked when we rcv a PRLO request from a nport
struct lpfc_iocbq *cmdiocb;
cmdiocb = (struct lpfc_iocbq *) arg;
- lpfc_els_rsp_acc(phba, ELS_CMD_ACC, cmdiocb, ndlp, NULL, 0);
- return (ndlp->nlp_state);
+ lpfc_els_rsp_acc(phba, ELS_CMD_PRLO, cmdiocb, ndlp, NULL, 0);
+ return ndlp->nlp_state;
}
static uint32_t
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);
+ return ndlp->nlp_state;
}
/* Check out PRLI rsp */
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);
+ return ndlp->nlp_state;
}
/*! lpfc_device_rm_prli_issue
lpfc_device_rm_prli_issue(struct lpfc_hba * phba,
struct lpfc_nodelist * ndlp, void *arg, uint32_t evt)
{
- /* software abort outstanding PRLI */
- lpfc_els_abort(phba, ndlp, 1);
+ if(ndlp->nlp_flag & NLP_NPR_2B_DISC) {
+ ndlp->nlp_flag |= NLP_NODEV_REMOVE;
+ return ndlp->nlp_state;
+ }
+ else {
+ /* software abort outstanding PLOGI */
+ lpfc_els_abort(phba, ndlp, 1);
- lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
- return (NLP_STE_FREED_NODE);
+ lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
+ return NLP_STE_FREED_NODE;
+ }
}
/* 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);
- ndlp->nlp_flag &= ~NLP_NPR_2B_DISC;
+ ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC);
spin_unlock_irq(phba->host->host_lock);
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
static uint32_t
cmdiocb = (struct lpfc_iocbq *) arg;
lpfc_rcv_plogi(phba, ndlp, cmdiocb);
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
static uint32_t
lpfc_rcv_prli(phba, ndlp, cmdiocb);
lpfc_els_rsp_prli_acc(phba, cmdiocb, ndlp);
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
static uint32_t
cmdiocb = (struct lpfc_iocbq *) arg;
- lpfc_rcv_logo(phba, ndlp, cmdiocb);
- return (ndlp->nlp_state);
+ lpfc_rcv_logo(phba, ndlp, cmdiocb, ELS_CMD_LOGO);
+ return ndlp->nlp_state;
}
static uint32_t
cmdiocb = (struct lpfc_iocbq *) arg;
lpfc_rcv_padisc(phba, ndlp, cmdiocb);
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
static uint32_t
cmdiocb = (struct lpfc_iocbq *) arg;
- /* Treat like rcv logo */
- lpfc_rcv_logo(phba, ndlp, cmdiocb);
- return (ndlp->nlp_state);
+ lpfc_els_rsp_acc(phba, ELS_CMD_PRLO, cmdiocb, ndlp, NULL, 0);
+ return ndlp->nlp_state;
}
static uint32_t
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;
+ ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC);
lpfc_disc_set_adisc(phba, ndlp);
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
static uint32_t
cmdiocb = (struct lpfc_iocbq *) arg;
lpfc_rcv_plogi(phba, ndlp, cmdiocb);
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
static uint32_t
cmdiocb = (struct lpfc_iocbq *) arg;
lpfc_els_rsp_prli_acc(phba, cmdiocb, ndlp);
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
static uint32_t
cmdiocb = (struct lpfc_iocbq *) arg;
- lpfc_rcv_logo(phba, ndlp, cmdiocb);
- return (ndlp->nlp_state);
+ lpfc_rcv_logo(phba, ndlp, cmdiocb, ELS_CMD_LOGO);
+ return ndlp->nlp_state;
}
static uint32_t
cmdiocb = (struct lpfc_iocbq *) arg;
lpfc_rcv_padisc(phba, ndlp, cmdiocb);
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
static uint32_t
spin_unlock_irq(phba->host->host_lock);
/* Treat like rcv logo */
- lpfc_rcv_logo(phba, ndlp, cmdiocb);
- return (ndlp->nlp_state);
+ lpfc_rcv_logo(phba, ndlp, cmdiocb, ELS_CMD_PRLO);
+ return ndlp->nlp_state;
}
static uint32_t
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);
- ndlp->nlp_flag &= ~NLP_NPR_2B_DISC;
+ ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC);
spin_unlock_irq(phba->host->host_lock);
lpfc_disc_set_adisc(phba, ndlp);
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
static uint32_t
/* Ignore PLOGI if we have an outstanding LOGO */
if (ndlp->nlp_flag & NLP_LOGO_SND) {
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
if (lpfc_rcv_plogi(phba, ndlp, cmdiocb)) {
spin_lock_irq(phba->host->host_lock);
- ndlp->nlp_flag &= ~(NLP_NPR_ADISC | NLP_NPR_2B_DISC);
+ ndlp->nlp_flag &= ~NLP_NPR_ADISC;
spin_unlock_irq(phba->host->host_lock);
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
/* send PLOGI immediately, move to PLOGI issue state */
if (!(ndlp->nlp_flag & NLP_DELAY_TMO)) {
- ndlp->nlp_state = NLP_STE_PLOGI_ISSUE;
- lpfc_nlp_list(phba, ndlp, NLP_PLOGI_LIST);
- lpfc_issue_els_plogi(phba, ndlp, 0);
+ 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->nlp_DID, 0);
}
- return (ndlp->nlp_state);
+
+ return ndlp->nlp_state;
}
static uint32_t
if (!(ndlp->nlp_flag & NLP_DELAY_TMO)) {
if (ndlp->nlp_flag & NLP_NPR_ADISC) {
+ 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);
+ lpfc_issue_els_plogi(phba, ndlp->nlp_DID, 0);
}
+
}
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
static uint32_t
cmdiocb = (struct lpfc_iocbq *) arg;
- lpfc_rcv_logo(phba, ndlp, cmdiocb);
- return (ndlp->nlp_state);
+ lpfc_rcv_logo(phba, ndlp, cmdiocb, ELS_CMD_LOGO);
+ return ndlp->nlp_state;
}
static uint32_t
lpfc_rcv_padisc(phba, ndlp, cmdiocb);
- if (!(ndlp->nlp_flag & NLP_DELAY_TMO)) {
+ /*
+ * Do not start discovery if discovery is about to start
+ * or discovery in progress for this node. Starting discovery
+ * here will affect the counting of discovery threads.
+ */
+ if ((!(ndlp->nlp_flag & NLP_DELAY_TMO)) &&
+ (ndlp->nlp_flag & NLP_NPR_2B_DISC)){
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);
+ lpfc_issue_els_plogi(phba, ndlp->nlp_DID, 0);
}
}
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
}
static uint32_t
cmdiocb = (struct lpfc_iocbq *) arg;
+ spin_lock_irq(phba->host->host_lock);
+ ndlp->nlp_flag |= NLP_LOGO_ACC;
+ spin_unlock_irq(phba->host->host_lock);
+
lpfc_els_rsp_acc(phba, ELS_CMD_ACC, cmdiocb, ndlp, NULL, 0);
- if (ndlp->nlp_flag & NLP_DELAY_TMO) {
- if (ndlp->nlp_last_elscmd == (unsigned long)ELS_CMD_PLOGI) {
- return (ndlp->nlp_state);
- } else {
- 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);
- }
+ if (!(ndlp->nlp_flag & NLP_DELAY_TMO)) {
+ mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1);
+ spin_lock_irq(phba->host->host_lock);
+ 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;
+ spin_unlock_irq(phba->host->host_lock);
}
+ return ndlp->nlp_state;
+}
- ndlp->nlp_state = NLP_STE_PLOGI_ISSUE;
- lpfc_nlp_list(phba, ndlp, NLP_PLOGI_LIST);
- lpfc_issue_els_plogi(phba, ndlp, 0);
- return (ndlp->nlp_state);
+static uint32_t
+lpfc_cmpl_plogi_npr_node(struct lpfc_hba * phba,
+ struct lpfc_nodelist * ndlp, void *arg, uint32_t evt)
+{
+ struct lpfc_iocbq *cmdiocb, *rspiocb;
+ IOCB_t *irsp;
+
+ cmdiocb = (struct lpfc_iocbq *) arg;
+ rspiocb = cmdiocb->context_un.rsp_iocb;
+
+ irsp = &rspiocb->iocb;
+ if (irsp->ulpStatus) {
+ lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
+ return NLP_STE_FREED_NODE;
+ }
+ return ndlp->nlp_state;
+}
+
+static uint32_t
+lpfc_cmpl_prli_npr_node(struct lpfc_hba * phba,
+ struct lpfc_nodelist * ndlp, void *arg, uint32_t evt)
+{
+ struct lpfc_iocbq *cmdiocb, *rspiocb;
+ IOCB_t *irsp;
+
+ cmdiocb = (struct lpfc_iocbq *) arg;
+ rspiocb = cmdiocb->context_un.rsp_iocb;
+
+ irsp = &rspiocb->iocb;
+ if (irsp->ulpStatus && (ndlp->nlp_flag & NLP_NODEV_REMOVE)) {
+ lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
+ return NLP_STE_FREED_NODE;
+ }
+ return ndlp->nlp_state;
}
static uint32_t
{
lpfc_unreg_rpi(phba, ndlp);
/* This routine does nothing, just return the current state */
- return (ndlp->nlp_state);
+ return ndlp->nlp_state;
+}
+
+static uint32_t
+lpfc_cmpl_adisc_npr_node(struct lpfc_hba * phba,
+ struct lpfc_nodelist * ndlp, void *arg,
+ uint32_t evt)
+{
+ struct lpfc_iocbq *cmdiocb, *rspiocb;
+ IOCB_t *irsp;
+
+ cmdiocb = (struct lpfc_iocbq *) arg;
+ rspiocb = cmdiocb->context_un.rsp_iocb;
+
+ irsp = &rspiocb->iocb;
+ if (irsp->ulpStatus && (ndlp->nlp_flag & NLP_NODEV_REMOVE)) {
+ lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
+ return NLP_STE_FREED_NODE;
+ }
+ return ndlp->nlp_state;
}
static uint32_t
pmb = (LPFC_MBOXQ_t *) arg;
mb = &pmb->mb;
- ndlp->nlp_rpi = mb->un.varWords[0];
-
- return (ndlp->nlp_state);
+ if (!mb->mbxStatus)
+ ndlp->nlp_rpi = mb->un.varWords[0];
+ else {
+ if (ndlp->nlp_flag & NLP_NODEV_REMOVE) {
+ lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
+ return NLP_STE_FREED_NODE;
+ }
+ }
+ return ndlp->nlp_state;
}
static uint32_t
struct lpfc_nodelist * ndlp, void *arg,
uint32_t evt)
{
+ if (ndlp->nlp_flag & NLP_NPR_2B_DISC) {
+ ndlp->nlp_flag |= NLP_NODEV_REMOVE;
+ return ndlp->nlp_state;
+ }
lpfc_nlp_list(phba, ndlp, NLP_NO_LIST);
- return (NLP_STE_FREED_NODE);
+ return NLP_STE_FREED_NODE;
}
static uint32_t
uint32_t evt)
{
spin_lock_irq(phba->host->host_lock);
- ndlp->nlp_flag &= ~NLP_NPR_2B_DISC;
+ ndlp->nlp_flag &= ~(NLP_NODEV_REMOVE | NLP_NPR_2B_DISC);
spin_unlock_irq(phba->host->host_lock);
- return (ndlp->nlp_state);
+ if (ndlp->nlp_flag & NLP_DELAY_TMO) {
+ lpfc_cancel_retry_delay_tmo(phba, ndlp);
+ }
+ return ndlp->nlp_state;
}
lpfc_rcv_plogi_plogi_issue, /* RCV_PLOGI PLOGI_ISSUE */
lpfc_rcv_els_plogi_issue, /* RCV_PRLI */
- lpfc_rcv_els_plogi_issue, /* RCV_LOGO */
+ lpfc_rcv_logo_plogi_issue, /* RCV_LOGO */
lpfc_rcv_els_plogi_issue, /* RCV_ADISC */
lpfc_rcv_els_plogi_issue, /* RCV_PDISC */
lpfc_rcv_els_plogi_issue, /* RCV_PRLO */
lpfc_rcv_padisc_npr_node, /* RCV_ADISC */
lpfc_rcv_padisc_npr_node, /* RCV_PDISC */
lpfc_rcv_prlo_npr_node, /* RCV_PRLO */
- lpfc_disc_noop, /* CMPL_PLOGI */
- lpfc_disc_noop, /* CMPL_PRLI */
+ lpfc_cmpl_plogi_npr_node, /* CMPL_PLOGI */
+ lpfc_cmpl_prli_npr_node, /* CMPL_PRLI */
lpfc_cmpl_logo_npr_node, /* CMPL_LOGO */
- lpfc_disc_noop, /* CMPL_ADISC */
+ lpfc_cmpl_adisc_npr_node, /* CMPL_ADISC */
lpfc_cmpl_reglogin_npr_node, /* CMPL_REG_LOGIN */
lpfc_device_rm_npr_node, /* DEVICE_RM */
lpfc_device_recov_npr_node, /* DEVICE_RECOVERY */
ndlp->nlp_flag &= ~NLP_DELAY_REMOVE;
spin_unlock_irq(phba->host->host_lock);
lpfc_nlp_remove(phba, ndlp);
- return (NLP_STE_FREED_NODE);
+ return NLP_STE_FREED_NODE;
}
if (rc == NLP_STE_FREED_NODE)
- return (NLP_STE_FREED_NODE);
- ndlp->nlp_state = rc;
- return (rc);
+ return NLP_STE_FREED_NODE;
+ return rc;
}
git.openpandora.org / pandora-kernel.git / blobdiff