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net: dsa: Implement ndo_get_phys_port_name()

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Return the physical port number of a DSA created network device using
ndo_get_phys_port_name().

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Tested-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Reviewed-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Florian Fainelli 2017-01-10 12:32:36 -08:00 committed by David S. Miller
parent 9f91484f6f
commit 44bb765cf0
1 changed files with 10 additions and 0 deletions
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10
net/dsa/slave.c
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@ -990,6 +990,15 @@ static int dsa_slave_get_phys_port_id(struct net_device *dev,
ppid->id_len = sizeof(p->port);
memcpy(ppid->id, &p->port, ppid->id_len);
}
static int dsa_slave_get_phys_port_name(struct net_device *dev,
char *name, size_t len)
{
struct dsa_slave_priv *p = netdev_priv(dev);
if (snprintf(name, len, "p%d", p->port) >= len)
return -EINVAL;
return 0;
}
@ -1042,6 +1051,7 @@ static const struct net_device_ops dsa_slave_netdev_ops = {
.ndo_bridge_setlink = switchdev_port_bridge_setlink,
.ndo_bridge_dellink = switchdev_port_bridge_dellink,
.ndo_get_phys_port_id = dsa_slave_get_phys_port_id,
.ndo_get_phys_port_name = dsa_slave_get_phys_port_name,
};
static const struct switchdev_ops dsa_slave_switchdev_ops = {