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net: dsa: Implement ndo_get_port_parent_id() 

DSA implements SWITCHDEV_ATTR_ID_PORT_PARENT_ID and we want to get rid
of switchdev_ops eventually, ease that migration by implementing a
ndo_get_port_parent_id() function which returns what
switchdev_port_attr_get() would do.

Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Florian Fainelli 2019-02-06 09:45:45 -08:00 committed by David S. Miller
parent 7870a7bd57
commit 929d6c145e
1 changed files with 12 additions and 6 deletions
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18
net/dsa/slave.c
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@ -362,18 +362,23 @@ static int dsa_slave_port_obj_del(struct net_device *dev,
return err;
}
static int dsa_slave_port_attr_get(struct net_device *dev,
struct switchdev_attr *attr)
static int dsa_slave_get_port_parent_id(struct net_device *dev,
struct netdev_phys_item_id *ppid)
{
struct dsa_port *dp = dsa_slave_to_port(dev);
struct dsa_switch *ds = dp->ds;
struct dsa_switch_tree *dst = ds->dst;
ppid->id_len = sizeof(dst->index);
memcpy(&ppid->id, &dst->index, ppid->id_len);
return 0;
}
static int dsa_slave_port_attr_get(struct net_device *dev,
struct switchdev_attr *attr)
{
switch (attr->id) {
case SWITCHDEV_ATTR_ID_PORT_PARENT_ID:
attr->u.ppid.id_len = sizeof(dst->index);
memcpy(&attr->u.ppid.id, &dst->index, attr->u.ppid.id_len);
break;
case SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS_SUPPORT:
attr->u.brport_flags_support = 0;
break;
@ -1046,6 +1051,7 @@ static const struct net_device_ops dsa_slave_netdev_ops = {
.ndo_get_phys_port_name = dsa_slave_get_phys_port_name,
.ndo_setup_tc = dsa_slave_setup_tc,
.ndo_get_stats64 = dsa_slave_get_stats64,
.ndo_get_port_parent_id = dsa_slave_get_port_parent_id,
};
static const struct switchdev_ops dsa_slave_switchdev_ops = {