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bnx2fc: Read npiv table from nvram and create vports. 

Signed-off-by: Joe Carnuccio <joe.carnuccio@qlogic.com>
Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com>
Signed-off-by: Yuval Mintz <Yuval.Mintz@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Joe Carnuccio 2015-08-04 09:37:30 +03:00 committed by David S. Miller
parent 97ac4ef78e
commit 2971ff67bd
1 changed files with 66 additions and 0 deletions
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66
drivers/scsi/bnx2fc/bnx2fc_fcoe.c
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@ -2051,9 +2051,49 @@ static int bnx2fc_disable(struct net_device *netdev)
return rc;
}
static uint bnx2fc_npiv_create_vports(struct fc_lport *lport,
struct cnic_fc_npiv_tbl *npiv_tbl)
{
struct fc_vport_identifiers vpid;
uint i, created = 0;
if (npiv_tbl->count > MAX_NPIV_ENTRIES) {
BNX2FC_HBA_DBG(lport, "Exceeded count max of npiv table\n");
goto done;
}
/* Sanity check the first entry to make sure it's not 0 */
if (wwn_to_u64(npiv_tbl->wwnn[0]) == 0 &&
wwn_to_u64(npiv_tbl->wwpn[0]) == 0) {
BNX2FC_HBA_DBG(lport, "First NPIV table entries invalid.\n");
goto done;
}
vpid.roles = FC_PORT_ROLE_FCP_INITIATOR;
vpid.vport_type = FC_PORTTYPE_NPIV;
vpid.disable = false;
for (i = 0; i < npiv_tbl->count; i++) {
vpid.node_name = wwn_to_u64(npiv_tbl->wwnn[i]);
vpid.port_name = wwn_to_u64(npiv_tbl->wwpn[i]);
scnprintf(vpid.symbolic_name, sizeof(vpid.symbolic_name),
"NPIV[%u]:%016llx-%016llx",
created, vpid.port_name, vpid.node_name);
if (fc_vport_create(lport->host, 0, &vpid))
created++;
else
BNX2FC_HBA_DBG(lport, "Failed to create vport\n");
}
done:
return created;
}
static int __bnx2fc_enable(struct fcoe_ctlr *ctlr)
{
struct bnx2fc_interface *interface = fcoe_ctlr_priv(ctlr);
struct bnx2fc_hba *hba;
struct cnic_fc_npiv_tbl npiv_tbl;
struct fc_lport *lport;
if (interface->enabled == false) {
if (!ctlr->lp) {
@ -2064,6 +2104,32 @@ static int __bnx2fc_enable(struct fcoe_ctlr *ctlr)
interface->enabled = true;
}
}
/* Create static NPIV ports if any are contained in NVRAM */
hba = interface->hba;
lport = ctlr->lp;
if (!hba)
goto done;
if (!hba->cnic)
goto done;
if (!lport)
goto done;
if (!lport->host)
goto done;
if (!hba->cnic->get_fc_npiv_tbl)
goto done;
memset(&npiv_tbl, 0, sizeof(npiv_tbl));
if (hba->cnic->get_fc_npiv_tbl(hba->cnic, &npiv_tbl))
goto done;
bnx2fc_npiv_create_vports(lport, &npiv_tbl);
done:
return 0;
}