diff options
| author | Yi Zou <yi.zou@intel.com> | 2009-11-20 15:22:21 -0800 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@suse.de> | 2009-12-10 09:45:53 -0600 |
| commit | dcece412da92aa619c0d891a17306b9adf86ab0e (patch) | |
| tree | 4d7c49efc33ec71cd97904808cd2050a3798e54d /drivers | |
| parent | e46b63b37c3296f0aca92d8b62bbf130f2bec7dd (diff) | |
[SCSI] fcoe: Use LLD's WWPN and WWNN for lport if LLD supports ndo_fcoe_get_wwn
If the LLD wants its own WWNN/WWPN to be used, it should implement the
netdev_ops.ndo_fcoe_get_wwn(). If that is the case, we query the LLD and use
the queried WWNN/WWPN from the LLD.
Signed-off-by: Yi Zou <yi.zou@intel.com>
Signed-off-by: Robert Love <robert.w.love@intel.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/scsi/fcoe/fcoe.c | 25 |
1 files changed, 23 insertions, 2 deletions
diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c index a30ffaa1222..9b6aebbb47d 100644 --- a/drivers/scsi/fcoe/fcoe.c +++ b/drivers/scsi/fcoe/fcoe.c @@ -545,6 +545,23 @@ static void fcoe_queue_timer(ulong lport) } /** + * fcoe_get_wwn() - Get the world wide name from LLD if it supports it + * @netdev: the associated net device + * @wwn: the output WWN + * @type: the type of WWN (WWPN or WWNN) + * + * Returns: 0 for success + */ +static int fcoe_get_wwn(struct net_device *netdev, u64 *wwn, int type) +{ + const struct net_device_ops *ops = netdev->netdev_ops; + + if (ops->ndo_fcoe_get_wwn) + return ops->ndo_fcoe_get_wwn(netdev, wwn, type); + return -EINVAL; +} + +/** * fcoe_netdev_config() - Set up net devive for SW FCoE * @lport: The local port that is associated with the net device * @netdev: The associated net device @@ -611,9 +628,13 @@ static int fcoe_netdev_config(struct fc_lport *lport, struct net_device *netdev) */ if (netdev->priv_flags & IFF_802_1Q_VLAN) vid = vlan_dev_vlan_id(netdev); - wwnn = fcoe_wwn_from_mac(fcoe->ctlr.ctl_src_addr, 1, 0); + + if (fcoe_get_wwn(netdev, &wwnn, NETDEV_FCOE_WWNN)) + wwnn = fcoe_wwn_from_mac(fcoe->ctlr.ctl_src_addr, 1, 0); fc_set_wwnn(lport, wwnn); - wwpn = fcoe_wwn_from_mac(fcoe->ctlr.ctl_src_addr, 2, vid); + if (fcoe_get_wwn(netdev, &wwpn, NETDEV_FCOE_WWPN)) + wwpn = fcoe_wwn_from_mac(fcoe->ctlr.ctl_src_addr, + 2, vid); fc_set_wwpn(lport, wwpn); } |