From 44bb765cf07ab6622e6fdf4bce546b43bd20faee Mon Sep 17 00:00:00 2001 From: Florian Fainelli Date: Tue, 10 Jan 2017 12:32:36 -0800 Subject: net: dsa: Implement ndo_get_phys_port_name() Return the physical port number of a DSA created network device using ndo_get_phys_port_name(). Signed-off-by: Florian Fainelli Tested-by: Vivien Didelot Reviewed-by: Jiri Pirko Signed-off-by: David S. Miller --- net/dsa/slave.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/net/dsa/slave.c b/net/dsa/slave.c index 5cd5b8137c08..fed3fbd403cb 100644 --- a/net/dsa/slave.c +++ b/net/dsa/slave.c @@ -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 = { -- cgit v1.2.3