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authorJames Smart <James.Smart@Emulex.Com>2009-05-22 14:52:59 -0400
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2009-06-08 11:25:24 -0500
commit6fb120a7ed882aae9636545142a51cf3182a3ace (patch)
tree7e830b09907286288f20f60c0f104d5fbec9998d /drivers/scsi/lpfc/lpfc_nportdisc.c
parent04c684968487eb4f98728363a97b8da48f3bb958 (diff)
downloadblackbird-op-linux-6fb120a7ed882aae9636545142a51cf3182a3ace.tar.gz
blackbird-op-linux-6fb120a7ed882aae9636545142a51cf3182a3ace.zip
[SCSI] lpfc 8.3.2 : Addition of SLI4 Interface - FCOE Discovery support
SLI4 supports both FC and FCOE, with some extended topology objects. This patch adss support for the objects, and updates the disovery engines for their use. Signed-off-by: James Smart <james.smart@emulex.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_nportdisc.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_nportdisc.c34
1 files changed, 27 insertions, 7 deletions
diff --git a/drivers/scsi/lpfc/lpfc_nportdisc.c b/drivers/scsi/lpfc/lpfc_nportdisc.c
index 6efe459e8ddf..2c7eba686262 100644
--- a/drivers/scsi/lpfc/lpfc_nportdisc.c
+++ b/drivers/scsi/lpfc/lpfc_nportdisc.c
@@ -363,7 +363,7 @@ lpfc_rcv_plogi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
if (!mbox)
goto out;
- rc = lpfc_reg_login(phba, vport->vpi, icmd->un.rcvels.remoteID,
+ rc = lpfc_reg_rpi(phba, vport->vpi, icmd->un.rcvels.remoteID,
(uint8_t *) sp, mbox, 0);
if (rc) {
mempool_free(mbox, phba->mbox_mem_pool);
@@ -497,11 +497,19 @@ lpfc_rcv_logo(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
lpfc_els_rsp_acc(vport, ELS_CMD_PRLO, cmdiocb, ndlp, NULL);
else
lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL);
+ if ((ndlp->nlp_type & NLP_FABRIC) &&
+ vport->port_type == LPFC_NPIV_PORT) {
+ lpfc_linkdown_port(vport);
+ mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1);
+ spin_lock_irq(shost->host_lock);
+ ndlp->nlp_flag |= NLP_DELAY_TMO;
+ spin_unlock_irq(shost->host_lock);
- if ((!(ndlp->nlp_type & NLP_FABRIC) &&
- ((ndlp->nlp_type & NLP_FCP_TARGET) ||
- !(ndlp->nlp_type & NLP_FCP_INITIATOR))) ||
- (ndlp->nlp_state == NLP_STE_ADISC_ISSUE)) {
+ ndlp->nlp_last_elscmd = ELS_CMD_FDISC;
+ } else if ((!(ndlp->nlp_type & NLP_FABRIC) &&
+ ((ndlp->nlp_type & NLP_FCP_TARGET) ||
+ !(ndlp->nlp_type & NLP_FCP_INITIATOR))) ||
+ (ndlp->nlp_state == NLP_STE_ADISC_ISSUE)) {
/* Only try to re-login if this is NOT a Fabric Node */
mod_timer(&ndlp->nlp_delayfunc, jiffies + HZ * 1);
spin_lock_irq(shost->host_lock);
@@ -569,7 +577,7 @@ lpfc_disc_set_adisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
{
struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
- if (!ndlp->nlp_rpi) {
+ if (!(ndlp->nlp_flag & NLP_RPI_VALID)) {
ndlp->nlp_flag &= ~NLP_NPR_ADISC;
return 0;
}
@@ -859,7 +867,7 @@ lpfc_cmpl_plogi_plogi_issue(struct lpfc_vport *vport,
lpfc_unreg_rpi(vport, ndlp);
- if (lpfc_reg_login(phba, vport->vpi, irsp->un.elsreq64.remoteID,
+ if (lpfc_reg_rpi(phba, vport->vpi, irsp->un.elsreq64.remoteID,
(uint8_t *) sp, mbox, 0) == 0) {
switch (ndlp->nlp_DID) {
case NameServer_DID:
@@ -1070,6 +1078,7 @@ lpfc_cmpl_adisc_adisc_issue(struct lpfc_vport *vport,
struct lpfc_iocbq *cmdiocb, *rspiocb;
IOCB_t *irsp;
ADISC *ap;
+ int rc;
cmdiocb = (struct lpfc_iocbq *) arg;
rspiocb = cmdiocb->context_un.rsp_iocb;
@@ -1095,6 +1104,15 @@ lpfc_cmpl_adisc_adisc_issue(struct lpfc_vport *vport,
return ndlp->nlp_state;
}
+ if (phba->sli_rev == LPFC_SLI_REV4) {
+ rc = lpfc_sli4_resume_rpi(ndlp);
+ if (rc) {
+ /* Stay in state and retry. */
+ ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE;
+ return ndlp->nlp_state;
+ }
+ }
+
if (ndlp->nlp_type & NLP_FCP_TARGET) {
ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE;
lpfc_nlp_set_state(vport, ndlp, NLP_STE_MAPPED_NODE);
@@ -1102,6 +1120,7 @@ lpfc_cmpl_adisc_adisc_issue(struct lpfc_vport *vport,
ndlp->nlp_prev_state = NLP_STE_ADISC_ISSUE;
lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNMAPPED_NODE);
}
+
return ndlp->nlp_state;
}
@@ -1285,6 +1304,7 @@ lpfc_cmpl_reglogin_reglogin_issue(struct lpfc_vport *vport,
}
ndlp->nlp_rpi = mb->un.varWords[0];
+ ndlp->nlp_flag |= NLP_RPI_VALID;
/* Only if we are not a fabric nport do we issue PRLI */
if (!(ndlp->nlp_type & NLP_FABRIC)) {
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