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authorJames Smart <James.Smart@Emulex.Com>2009-07-19 10:01:26 -0400
committerJames Bottomley <James.Bottomley@suse.de>2009-08-22 17:51:58 -0500
commit1c6834a7e85715a4ac07c1cac25a1950040decb0 (patch)
tree66e859591d7bb25b26c10999ee861ac86701cfbc /drivers/scsi/lpfc/lpfc_hbadisc.c
parent32b9793fe6ff09a85f36b8bd7d6ff214653a7497 (diff)
[SCSI] lpfc 8.3.4: NPIV vport fixes
NPIV vport fixes - Fixed static vport creation on SLI4 HBAs - Fixed vport create sending init_vpi before REG_VFI - Fix unable to create vports on SLI4 HBA's Port2 Signed-off-by: James Smart <James.Smart@emulex.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_hbadisc.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_hbadisc.c114
1 files changed, 94 insertions, 20 deletions
diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index cc4b6ba9e4d5..491c53fd1ca4 100644
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -1634,6 +1634,39 @@ out:
}
/**
+ * lpfc_init_vpi_cmpl - Completion handler for init_vpi mbox command.
+ * @phba: pointer to lpfc hba data structure.
+ * @mboxq: pointer to mailbox data structure.
+ *
+ * This function handles completion of init vpi mailbox command.
+ */
+static void
+lpfc_init_vpi_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
+{
+ struct lpfc_vport *vport = mboxq->vport;
+ if (mboxq->u.mb.mbxStatus) {
+ lpfc_printf_vlog(vport, KERN_ERR,
+ LOG_MBOX,
+ "2609 Init VPI mailbox failed 0x%x\n",
+ mboxq->u.mb.mbxStatus);
+ mempool_free(mboxq, phba->mbox_mem_pool);
+ lpfc_vport_set_state(vport, FC_VPORT_FAILED);
+ return;
+ }
+ vport->fc_flag &= ~FC_VPORT_NEEDS_INIT_VPI;
+
+ if (phba->link_flag & LS_NPIV_FAB_SUPPORTED)
+ lpfc_initial_fdisc(vport);
+ else {
+ lpfc_vport_set_state(vport, FC_VPORT_NO_FABRIC_SUPP);
+ lpfc_printf_vlog(vport, KERN_ERR,
+ LOG_ELS,
+ "2606 No NPIV Fabric support\n");
+ }
+ return;
+}
+
+/**
* lpfc_start_fdiscs - send fdiscs for each vports on this port.
* @phba: pointer to lpfc hba data structure.
*
@@ -1645,6 +1678,8 @@ lpfc_start_fdiscs(struct lpfc_hba *phba)
{
struct lpfc_vport **vports;
int i;
+ LPFC_MBOXQ_t *mboxq;
+ int rc;
vports = lpfc_create_vport_work_array(phba);
if (vports != NULL) {
@@ -1662,6 +1697,29 @@ lpfc_start_fdiscs(struct lpfc_hba *phba)
FC_VPORT_LINKDOWN);
continue;
}
+ if (vports[i]->fc_flag & FC_VPORT_NEEDS_INIT_VPI) {
+ mboxq = mempool_alloc(phba->mbox_mem_pool,
+ GFP_KERNEL);
+ if (!mboxq) {
+ lpfc_printf_vlog(vports[i], KERN_ERR,
+ LOG_MBOX, "2607 Failed to allocate "
+ "init_vpi mailbox\n");
+ continue;
+ }
+ lpfc_init_vpi(phba, mboxq, vports[i]->vpi);
+ mboxq->vport = vports[i];
+ mboxq->mbox_cmpl = lpfc_init_vpi_cmpl;
+ rc = lpfc_sli_issue_mbox(phba, mboxq,
+ MBX_NOWAIT);
+ if (rc == MBX_NOT_FINISHED) {
+ lpfc_printf_vlog(vports[i], KERN_ERR,
+ LOG_MBOX, "2608 Failed to issue "
+ "init_vpi mailbox\n");
+ mempool_free(mboxq,
+ phba->mbox_mem_pool);
+ }
+ continue;
+ }
if (phba->link_flag & LS_NPIV_FAB_SUPPORTED)
lpfc_initial_fdisc(vports[i]);
else {
@@ -2242,13 +2300,15 @@ lpfc_create_static_vport(struct lpfc_hba *phba)
LPFC_MBOXQ_t *pmb = NULL;
MAILBOX_t *mb;
struct static_vport_info *vport_info;
- int rc, i;
+ int rc = 0, i;
struct fc_vport_identifiers vport_id;
struct fc_vport *new_fc_vport;
struct Scsi_Host *shost;
struct lpfc_vport *vport;
uint16_t offset = 0;
uint8_t *vport_buff;
+ struct lpfc_dmabuf *mp;
+ uint32_t byte_count = 0;
pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (!pmb) {
@@ -2271,7 +2331,9 @@ lpfc_create_static_vport(struct lpfc_hba *phba)
vport_buff = (uint8_t *) vport_info;
do {
- lpfc_dump_static_vport(phba, pmb, offset);
+ if (lpfc_dump_static_vport(phba, pmb, offset))
+ goto out;
+
pmb->vport = phba->pport;
rc = lpfc_sli_issue_mbox_wait(phba, pmb, LPFC_MBOX_TMO);
@@ -2284,17 +2346,30 @@ lpfc_create_static_vport(struct lpfc_hba *phba)
goto out;
}
- if (mb->un.varDmp.word_cnt >
- sizeof(struct static_vport_info) - offset)
- mb->un.varDmp.word_cnt =
- sizeof(struct static_vport_info) - offset;
-
- lpfc_sli_pcimem_bcopy(((uint8_t *)mb) + DMP_RSP_OFFSET,
- vport_buff + offset,
- mb->un.varDmp.word_cnt);
- offset += mb->un.varDmp.word_cnt;
+ if (phba->sli_rev == LPFC_SLI_REV4) {
+ byte_count = pmb->u.mqe.un.mb_words[5];
+ mp = (struct lpfc_dmabuf *) pmb->context2;
+ if (byte_count > sizeof(struct static_vport_info) -
+ offset)
+ byte_count = sizeof(struct static_vport_info)
+ - offset;
+ memcpy(vport_buff + offset, mp->virt, byte_count);
+ offset += byte_count;
+ } else {
+ if (mb->un.varDmp.word_cnt >
+ sizeof(struct static_vport_info) - offset)
+ mb->un.varDmp.word_cnt =
+ sizeof(struct static_vport_info)
+ - offset;
+ byte_count = mb->un.varDmp.word_cnt;
+ lpfc_sli_pcimem_bcopy(((uint8_t *)mb) + DMP_RSP_OFFSET,
+ vport_buff + offset,
+ byte_count);
+
+ offset += byte_count;
+ }
- } while (mb->un.varDmp.word_cnt &&
+ } while (byte_count &&
offset < sizeof(struct static_vport_info));
@@ -2336,16 +2411,15 @@ lpfc_create_static_vport(struct lpfc_hba *phba)
}
out:
- /*
- * If this is timed out command, setting NULL to context2 tell SLI
- * layer not to use this buffer.
- */
- spin_lock_irq(&phba->hbalock);
- pmb->context2 = NULL;
- spin_unlock_irq(&phba->hbalock);
kfree(vport_info);
- if (rc != MBX_TIMEOUT)
+ if (rc != MBX_TIMEOUT) {
+ if (pmb->context2) {
+ mp = (struct lpfc_dmabuf *) pmb->context2;
+ lpfc_mbuf_free(phba, mp->virt, mp->phys);
+ kfree(mp);
+ }
mempool_free(pmb, phba->mbox_mem_pool);
+ }
return;
}