diff options
Diffstat (limited to 'drivers/infiniband/ulp/ipoib/ipoib_netlink.c')
| -rw-r--r-- | drivers/infiniband/ulp/ipoib/ipoib_netlink.c | 60 |
1 files changed, 59 insertions, 1 deletions
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_netlink.c b/drivers/infiniband/ulp/ipoib/ipoib_netlink.c index a7dc5ea8370..74685936c94 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_netlink.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_netlink.c @@ -37,8 +37,60 @@ static const struct nla_policy ipoib_policy[IFLA_IPOIB_MAX + 1] = { [IFLA_IPOIB_PKEY] = { .type = NLA_U16 }, + [IFLA_IPOIB_MODE] = { .type = NLA_U16 }, + [IFLA_IPOIB_UMCAST] = { .type = NLA_U16 }, }; +static int ipoib_fill_info(struct sk_buff *skb, const struct net_device *dev) +{ + struct ipoib_dev_priv *priv = netdev_priv(dev); + u16 val; + + if (nla_put_u16(skb, IFLA_IPOIB_PKEY, priv->pkey)) + goto nla_put_failure; + + val = test_bit(IPOIB_FLAG_ADMIN_CM, &priv->flags); + if (nla_put_u16(skb, IFLA_IPOIB_MODE, val)) + goto nla_put_failure; + + val = test_bit(IPOIB_FLAG_UMCAST, &priv->flags); + if (nla_put_u16(skb, IFLA_IPOIB_UMCAST, val)) + goto nla_put_failure; + + return 0; + +nla_put_failure: + return -EMSGSIZE; +} + +static int ipoib_changelink(struct net_device *dev, + struct nlattr *tb[], struct nlattr *data[]) +{ + u16 mode, umcast; + int ret = 0; + + if (data[IFLA_IPOIB_MODE]) { + mode = nla_get_u16(data[IFLA_IPOIB_MODE]); + if (mode == IPOIB_MODE_DATAGRAM) + ret = ipoib_set_mode(dev, "datagram\n"); + else if (mode == IPOIB_MODE_CONNECTED) + ret = ipoib_set_mode(dev, "connected\n"); + else + ret = -EINVAL; + + if (ret < 0) + goto out_err; + } + + if (data[IFLA_IPOIB_UMCAST]) { + umcast = nla_get_u16(data[IFLA_IPOIB_UMCAST]); + ipoib_set_umcast(dev, umcast); + } + +out_err: + return ret; +} + static int ipoib_new_child_link(struct net *src_net, struct net_device *dev, struct nlattr *tb[], struct nlattr *data[]) { @@ -69,6 +121,8 @@ static int ipoib_new_child_link(struct net *src_net, struct net_device *dev, err = __ipoib_vlan_add(ppriv, netdev_priv(dev), child_pkey, IPOIB_RTNL_CHILD); + if (!err && data) + err = ipoib_changelink(dev, tb, data); return err; } @@ -87,7 +141,9 @@ static void ipoib_unregister_child_dev(struct net_device *dev, struct list_head static size_t ipoib_get_size(const struct net_device *dev) { - return nla_total_size(2); /* IFLA_IPOIB_PKEY */ + return nla_total_size(2) + /* IFLA_IPOIB_PKEY */ + nla_total_size(2) + /* IFLA_IPOIB_MODE */ + nla_total_size(2); /* IFLA_IPOIB_UMCAST */ } static struct rtnl_link_ops ipoib_link_ops __read_mostly = { @@ -97,8 +153,10 @@ static struct rtnl_link_ops ipoib_link_ops __read_mostly = { .priv_size = sizeof(struct ipoib_dev_priv), .setup = ipoib_setup, .newlink = ipoib_new_child_link, + .changelink = ipoib_changelink, .dellink = ipoib_unregister_child_dev, .get_size = ipoib_get_size, + .fill_info = ipoib_fill_info, }; int __init ipoib_netlink_init(void) |