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ixgbe: Add support for netdev_ops.ndo_fcoe_get_wwn to 82599 

Implements the netdev_ops.ndo_fcoe_get_wwn in 82599 if it finds valid
prefix for the World Wide Node Name (WWNN) or World Wide Port Name (WWPN),
as well as valid SAN MAC address.

Signed-off-by: Yi Zou <yi.zou@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
hifive-unleashed-5.1
Yi Zou 2009-10-28 18:24:56 +00:00 committed by David S. Miller
parent df5c79452f
commit 61a1fa102a
3 changed files with 48 additions and 0 deletions
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1
drivers/net/ixgbe/ixgbe.h
View File

@ -457,6 +457,7 @@ extern int ixgbe_fcoe_disable(struct net_device *netdev);
extern u8 ixgbe_fcoe_getapp(struct ixgbe_adapter *adapter);
extern u8 ixgbe_fcoe_setapp(struct ixgbe_adapter *adapter, u8 up);
#endif /* CONFIG_IXGBE_DCB */
extern int ixgbe_fcoe_get_wwn(struct net_device *netdev, u64 *wwn, int type);
#endif /* IXGBE_FCOE */
#endif /* _IXGBE_H_ */

46
drivers/net/ixgbe/ixgbe_fcoe.c
View File

@ -718,3 +718,49 @@ u8 ixgbe_fcoe_setapp(struct ixgbe_adapter *adapter, u8 up)
return 1;
}
#endif /* CONFIG_IXGBE_DCB */
/**
* ixgbe_fcoe_get_wwn - get world wide name for the node or the port
* @netdev : ixgbe adapter
* @wwn : the world wide name
* @type: the type of world wide name
*
* Returns the node or port world wide name if both the prefix and the san
* mac address are valid, then the wwn is formed based on the NAA-2 for
* IEEE Extended name identifier (ref. to T10 FC-LS Spec., Sec. 15.3).
*
* Returns : 0 on success
*/
int ixgbe_fcoe_get_wwn(struct net_device *netdev, u64 *wwn, int type)
{
int rc = -EINVAL;
u16 prefix = 0xffff;
struct ixgbe_adapter *adapter = netdev_priv(netdev);
struct ixgbe_mac_info *mac = &adapter->hw.mac;
switch (type) {
case NETDEV_FCOE_WWNN:
prefix = mac->wwnn_prefix;
break;
case NETDEV_FCOE_WWPN:
prefix = mac->wwpn_prefix;
break;
default:
break;
}
if ((prefix != 0xffff) &&
is_valid_ether_addr(mac->san_addr)) {
*wwn = ((u64) prefix << 48) |
((u64) mac->san_addr[0] << 40) |
((u64) mac->san_addr[1] << 32) |
((u64) mac->san_addr[2] << 24) |
((u64) mac->san_addr[3] << 16) |
((u64) mac->san_addr[4] << 8) |
((u64) mac->san_addr[5]);
rc = 0;
}
return rc;
}

1
drivers/net/ixgbe/ixgbe_main.c
View File

@ -5449,6 +5449,7 @@ static const struct net_device_ops ixgbe_netdev_ops = {
.ndo_fcoe_ddp_done = ixgbe_fcoe_ddp_put,
.ndo_fcoe_enable = ixgbe_fcoe_enable,
.ndo_fcoe_disable = ixgbe_fcoe_disable,
.ndo_fcoe_get_wwn = ixgbe_fcoe_get_wwn,
#endif /* IXGBE_FCOE */
};