diff options
Diffstat (limited to 'net/dsa/slave.c')
| -rw-r--r-- | net/dsa/slave.c | 125 |
1 files changed, 112 insertions, 13 deletions
diff --git a/net/dsa/slave.c b/net/dsa/slave.c index 37616884b8a..a68fd79e9ec 100644 --- a/net/dsa/slave.c +++ b/net/dsa/slave.c @@ -10,6 +10,7 @@ #include <linux/list.h> #include <linux/netdevice.h> +#include <linux/etherdevice.h> #include <linux/phy.h> #include "dsa_priv.h" @@ -49,11 +50,57 @@ void dsa_slave_mii_bus_init(struct dsa_switch *ds) /* slave device handling ****************************************************/ static int dsa_slave_open(struct net_device *dev) { + struct dsa_slave_priv *p = netdev_priv(dev); + struct net_device *master = p->parent->master_netdev; + int err; + + if (!(master->flags & IFF_UP)) + return -ENETDOWN; + + if (compare_ether_addr(dev->dev_addr, master->dev_addr)) { + err = dev_unicast_add(master, dev->dev_addr, ETH_ALEN); + if (err < 0) + goto out; + } + + if (dev->flags & IFF_ALLMULTI) { + err = dev_set_allmulti(master, 1); + if (err < 0) + goto del_unicast; + } + if (dev->flags & IFF_PROMISC) { + err = dev_set_promiscuity(master, 1); + if (err < 0) + goto clear_allmulti; + } + return 0; + +clear_allmulti: + if (dev->flags & IFF_ALLMULTI) + dev_set_allmulti(master, -1); +del_unicast: + if (compare_ether_addr(dev->dev_addr, master->dev_addr)) + dev_unicast_delete(master, dev->dev_addr, ETH_ALEN); +out: + return err; } static int dsa_slave_close(struct net_device *dev) { + struct dsa_slave_priv *p = netdev_priv(dev); + struct net_device *master = p->parent->master_netdev; + + dev_mc_unsync(master, dev); + dev_unicast_unsync(master, dev); + if (dev->flags & IFF_ALLMULTI) + dev_set_allmulti(master, -1); + if (dev->flags & IFF_PROMISC) + dev_set_promiscuity(master, -1); + + if (compare_ether_addr(dev->dev_addr, master->dev_addr)) + dev_unicast_delete(master, dev->dev_addr, ETH_ALEN); + return 0; } @@ -77,9 +124,30 @@ static void dsa_slave_set_rx_mode(struct net_device *dev) dev_unicast_sync(master, dev); } -static int dsa_slave_set_mac_address(struct net_device *dev, void *addr) +static int dsa_slave_set_mac_address(struct net_device *dev, void *a) { - memcpy(dev->dev_addr, addr + 2, 6); + struct dsa_slave_priv *p = netdev_priv(dev); + struct net_device *master = p->parent->master_netdev; + struct sockaddr *addr = a; + int err; + + if (!is_valid_ether_addr(addr->sa_data)) + return -EADDRNOTAVAIL; + + if (!(dev->flags & IFF_UP)) + goto out; + + if (compare_ether_addr(addr->sa_data, master->dev_addr)) { + err = dev_unicast_add(master, addr->sa_data, ETH_ALEN); + if (err < 0) + return err; + } + + if (compare_ether_addr(dev->dev_addr, master->dev_addr)) + dev_unicast_delete(master, dev->dev_addr, ETH_ALEN); + +out: + memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN); return 0; } @@ -218,6 +286,42 @@ static const struct ethtool_ops dsa_slave_ethtool_ops = { .get_sset_count = dsa_slave_get_sset_count, }; +#ifdef CONFIG_NET_DSA_TAG_DSA +static const struct net_device_ops dsa_netdev_ops = { + .ndo_open = dsa_slave_open, + .ndo_stop = dsa_slave_close, + .ndo_start_xmit = dsa_xmit, + .ndo_change_rx_flags = dsa_slave_change_rx_flags, + .ndo_set_rx_mode = dsa_slave_set_rx_mode, + .ndo_set_multicast_list = dsa_slave_set_rx_mode, + .ndo_set_mac_address = dsa_slave_set_mac_address, + .ndo_do_ioctl = dsa_slave_ioctl, +}; +#endif +#ifdef CONFIG_NET_DSA_TAG_EDSA +static const struct net_device_ops edsa_netdev_ops = { + .ndo_open = dsa_slave_open, + .ndo_stop = dsa_slave_close, + .ndo_start_xmit = edsa_xmit, + .ndo_change_rx_flags = dsa_slave_change_rx_flags, + .ndo_set_rx_mode = dsa_slave_set_rx_mode, + .ndo_set_multicast_list = dsa_slave_set_rx_mode, + .ndo_set_mac_address = dsa_slave_set_mac_address, + .ndo_do_ioctl = dsa_slave_ioctl, +}; +#endif +#ifdef CONFIG_NET_DSA_TAG_TRAILER +static const struct net_device_ops trailer_netdev_ops = { + .ndo_open = dsa_slave_open, + .ndo_stop = dsa_slave_close, + .ndo_start_xmit = trailer_xmit, + .ndo_change_rx_flags = dsa_slave_change_rx_flags, + .ndo_set_rx_mode = dsa_slave_set_rx_mode, + .ndo_set_multicast_list = dsa_slave_set_rx_mode, + .ndo_set_mac_address = dsa_slave_set_mac_address, + .ndo_do_ioctl = dsa_slave_ioctl, +}; +#endif /* slave device setup *******************************************************/ struct net_device * @@ -238,32 +342,27 @@ dsa_slave_create(struct dsa_switch *ds, struct device *parent, SET_ETHTOOL_OPS(slave_dev, &dsa_slave_ethtool_ops); memcpy(slave_dev->dev_addr, master->dev_addr, ETH_ALEN); slave_dev->tx_queue_len = 0; + switch (ds->tag_protocol) { #ifdef CONFIG_NET_DSA_TAG_DSA case htons(ETH_P_DSA): - slave_dev->hard_start_xmit = dsa_xmit; + slave_dev->netdev_ops = &dsa_netdev_ops; break; #endif #ifdef CONFIG_NET_DSA_TAG_EDSA case htons(ETH_P_EDSA): - slave_dev->hard_start_xmit = edsa_xmit; + slave_dev->netdev_ops = &edsa_netdev_ops; break; #endif #ifdef CONFIG_NET_DSA_TAG_TRAILER case htons(ETH_P_TRAILER): - slave_dev->hard_start_xmit = trailer_xmit; + slave_dev->netdev_ops = &trailer_netdev_ops; break; #endif default: BUG(); } - slave_dev->open = dsa_slave_open; - slave_dev->stop = dsa_slave_close; - slave_dev->change_rx_flags = dsa_slave_change_rx_flags; - slave_dev->set_rx_mode = dsa_slave_set_rx_mode; - slave_dev->set_multicast_list = dsa_slave_set_rx_mode; - slave_dev->set_mac_address = dsa_slave_set_mac_address; - slave_dev->do_ioctl = dsa_slave_ioctl; + SET_NETDEV_DEV(slave_dev, parent); slave_dev->vlan_features = master->vlan_features; @@ -284,7 +383,7 @@ dsa_slave_create(struct dsa_switch *ds, struct device *parent, netif_carrier_off(slave_dev); if (p->phy != NULL) { - phy_attach(slave_dev, p->phy->dev.bus_id, + phy_attach(slave_dev, dev_name(&p->phy->dev), 0, PHY_INTERFACE_MODE_GMII); p->phy->autoneg = AUTONEG_ENABLE; |