From 4db621e0f3817e14c79513b42c0479d44d8467de Mon Sep 17 00:00:00 2001
From: James Smart <James.Smart@Emulex.Com>
Date: Thu, 6 Jul 2006 15:49:49 -0400
Subject: [SCSI] lpfc 8.1.7: Issue DOWN_LINK prior to INIT_LINK to work around
link failure issue
Issue DOWN_LINK prior to INIT_LINK to work around link failure issue
Signed-off-by: James Smart <James.Smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
---
drivers/scsi/lpfc/lpfc_attr.c | 12 +++++++++++-
1 file changed, 11 insertions(+), 1 deletion(-)
(limited to 'drivers/scsi')
diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c
index b62a72d..511de17 100644
--- a/drivers/scsi/lpfc/lpfc_attr.c
+++ b/drivers/scsi/lpfc/lpfc_attr.c
@@ -219,9 +219,19 @@ lpfc_issue_lip(struct Scsi_Host *host)
return -ENOMEM;
memset((void *)pmboxq, 0, sizeof (LPFC_MBOXQ_t));
- lpfc_init_link(phba, pmboxq, phba->cfg_topology, phba->cfg_link_speed);
+ pmboxq->mb.mbxCommand = MBX_DOWN_LINK;
+ pmboxq->mb.mbxOwner = OWN_HOST;
+
mbxstatus = lpfc_sli_issue_mbox_wait(phba, pmboxq, phba->fc_ratov * 2);
+ if ((mbxstatus == MBX_SUCCESS) && (pmboxq->mb.mbxStatus == 0)) {
+ memset((void *)pmboxq, 0, sizeof (LPFC_MBOXQ_t));
+ lpfc_init_link(phba, pmboxq, phba->cfg_topology,
+ phba->cfg_link_speed);
+ mbxstatus = lpfc_sli_issue_mbox_wait(phba, pmboxq,
+ phba->fc_ratov * 2);
+ }
+
if (mbxstatus == MBX_TIMEOUT)
pmboxq->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
else
--
cgit v1.1