From c084080151e1de92159f8437fde34b6e5bebe35e Mon Sep 17 00:00:00 2001 From: Lennert Buytenhek Date: Fri, 20 Mar 2009 09:49:49 +0000 Subject: dsa: set ->iflink on slave interfaces to the ifindex of the parent ..so that we can parse the DSA topology from 'ip link' output: 1: lo: mtu 16436 qdisc noqueue 2: eth0: mtu 1500 qdisc pfifo_fast qlen 1000 3: eth1: mtu 1500 qdisc pfifo_fast qlen 1000 4: lan1@eth0: mtu 1500 qdisc noqueue 5: lan2@eth0: mtu 1500 qdisc noqueue 6: lan3@eth0: mtu 1500 qdisc noqueue 7: lan4@eth0: mtu 1500 qdisc noqueue Signed-off-by: Lennert Buytenhek Signed-off-by: David S. Miller --- net/dsa/slave.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'net/dsa') diff --git a/net/dsa/slave.c b/net/dsa/slave.c index a68fd79e9eca..99114e5b32e4 100644 --- a/net/dsa/slave.c +++ b/net/dsa/slave.c @@ -48,6 +48,16 @@ void dsa_slave_mii_bus_init(struct dsa_switch *ds) /* slave device handling ****************************************************/ +static int dsa_slave_init(struct net_device *dev) +{ + struct dsa_slave_priv *p = netdev_priv(dev); + struct net_device *master = p->parent->master_netdev; + + dev->iflink = master->ifindex; + + return 0; +} + static int dsa_slave_open(struct net_device *dev) { struct dsa_slave_priv *p = netdev_priv(dev); @@ -288,6 +298,7 @@ static const struct ethtool_ops dsa_slave_ethtool_ops = { #ifdef CONFIG_NET_DSA_TAG_DSA static const struct net_device_ops dsa_netdev_ops = { + .ndo_init = dsa_slave_init, .ndo_open = dsa_slave_open, .ndo_stop = dsa_slave_close, .ndo_start_xmit = dsa_xmit, @@ -300,6 +311,7 @@ static const struct net_device_ops dsa_netdev_ops = { #endif #ifdef CONFIG_NET_DSA_TAG_EDSA static const struct net_device_ops edsa_netdev_ops = { + .ndo_init = dsa_slave_init, .ndo_open = dsa_slave_open, .ndo_stop = dsa_slave_close, .ndo_start_xmit = edsa_xmit, @@ -312,6 +324,7 @@ static const struct net_device_ops edsa_netdev_ops = { #endif #ifdef CONFIG_NET_DSA_TAG_TRAILER static const struct net_device_ops trailer_netdev_ops = { + .ndo_init = dsa_slave_init, .ndo_open = dsa_slave_open, .ndo_stop = dsa_slave_close, .ndo_start_xmit = trailer_xmit, -- cgit v1.2.3