diff options
Diffstat (limited to 'net/dsa')
| -rw-r--r-- | net/dsa/slave.c | 18 | ||||
| -rw-r--r-- | net/dsa/tag_ocelot.c | 11 |
2 files changed, 23 insertions, 6 deletions
diff --git a/net/dsa/slave.c b/net/dsa/slave.c index 9af1a2d0cec4..16e5f98d4882 100644 --- a/net/dsa/slave.c +++ b/net/dsa/slave.c @@ -1799,15 +1799,27 @@ int dsa_slave_create(struct dsa_port *port) dsa_slave_notify(slave_dev, DSA_PORT_REGISTER); - ret = register_netdev(slave_dev); + rtnl_lock(); + + ret = register_netdevice(slave_dev); if (ret) { netdev_err(master, "error %d registering interface %s\n", ret, slave_dev->name); + rtnl_unlock(); goto out_phy; } + ret = netdev_upper_dev_link(master, slave_dev, NULL); + + rtnl_unlock(); + + if (ret) + goto out_unregister; + return 0; +out_unregister: + unregister_netdev(slave_dev); out_phy: rtnl_lock(); phylink_disconnect_phy(p->dp->pl); @@ -1824,16 +1836,18 @@ out_free: void dsa_slave_destroy(struct net_device *slave_dev) { + struct net_device *master = dsa_slave_to_master(slave_dev); struct dsa_port *dp = dsa_slave_to_port(slave_dev); struct dsa_slave_priv *p = netdev_priv(slave_dev); netif_carrier_off(slave_dev); rtnl_lock(); + netdev_upper_dev_unlink(master, slave_dev); + unregister_netdevice(slave_dev); phylink_disconnect_phy(dp->pl); rtnl_unlock(); dsa_slave_notify(slave_dev, DSA_PORT_UNREGISTER); - unregister_netdev(slave_dev); phylink_destroy(dp->pl); gro_cells_destroy(&p->gcells); free_percpu(p->stats64); diff --git a/net/dsa/tag_ocelot.c b/net/dsa/tag_ocelot.c index 42f327c06dca..b4fc05cafaa6 100644 --- a/net/dsa/tag_ocelot.c +++ b/net/dsa/tag_ocelot.c @@ -160,11 +160,14 @@ static struct sk_buff *ocelot_xmit(struct sk_buff *skb, packing(injection, &qos_class, 19, 17, OCELOT_TAG_LEN, PACK, 0); if (ocelot->ptp && (skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP)) { + struct sk_buff *clone = DSA_SKB_CB(skb)->clone; + rew_op = ocelot_port->ptp_cmd; - if (ocelot_port->ptp_cmd == IFH_REW_OP_TWO_STEP_PTP) { - rew_op |= (ocelot_port->ts_id % 4) << 3; - ocelot_port->ts_id++; - } + /* Retrieve timestamp ID populated inside skb->cb[0] of the + * clone by ocelot_port_add_txtstamp_skb + */ + if (ocelot_port->ptp_cmd == IFH_REW_OP_TWO_STEP_PTP) + rew_op |= clone->cb[0] << 3; packing(injection, &rew_op, 125, 117, OCELOT_TAG_LEN, PACK, 0); } |