diff options
Diffstat (limited to 'net/dsa/slave.c')
| -rw-r--r-- | net/dsa/slave.c | 35 |
1 files changed, 28 insertions, 7 deletions
diff --git a/net/dsa/slave.c b/net/dsa/slave.c index 9ecbe787f102..6b1282c006b1 100644 --- a/net/dsa/slave.c +++ b/net/dsa/slave.c @@ -69,6 +69,30 @@ static inline bool dsa_port_is_bridged(struct dsa_slave_priv *p) return !!p->bridge_dev; } +static void dsa_port_set_stp_state(struct dsa_switch *ds, int port, u8 state) +{ + struct dsa_port *dp = &ds->ports[port]; + + if (ds->ops->port_stp_state_set) + ds->ops->port_stp_state_set(ds, port, state); + + if (ds->ops->port_fast_age) { + /* Fast age FDB entries or flush appropriate forwarding database + * for the given port, if we are moving it from Learning or + * Forwarding state, to Disabled or Blocking or Listening state. + */ + + if ((dp->stp_state == BR_STATE_LEARNING || + dp->stp_state == BR_STATE_FORWARDING) && + (state == BR_STATE_DISABLED || + state == BR_STATE_BLOCKING || + state == BR_STATE_LISTENING)) + ds->ops->port_fast_age(ds, port); + } + + dp->stp_state = state; +} + static int dsa_slave_open(struct net_device *dev) { struct dsa_slave_priv *p = netdev_priv(dev); @@ -104,8 +128,7 @@ static int dsa_slave_open(struct net_device *dev) goto clear_promisc; } - if (ds->ops->port_stp_state_set) - ds->ops->port_stp_state_set(ds, p->port, stp_state); + dsa_port_set_stp_state(ds, p->port, stp_state); if (p->phy) phy_start(p->phy); @@ -147,8 +170,7 @@ static int dsa_slave_close(struct net_device *dev) if (ds->ops->port_disable) ds->ops->port_disable(ds, p->port, p->phy); - if (ds->ops->port_stp_state_set) - ds->ops->port_stp_state_set(ds, p->port, BR_STATE_DISABLED); + dsa_port_set_stp_state(ds, p->port, BR_STATE_DISABLED); return 0; } @@ -354,7 +376,7 @@ static int dsa_slave_stp_state_set(struct net_device *dev, if (switchdev_trans_ph_prepare(trans)) return ds->ops->port_stp_state_set ? 0 : -EOPNOTSUPP; - ds->ops->port_stp_state_set(ds, p->port, attr->u.stp_state); + dsa_port_set_stp_state(ds, p->port, attr->u.stp_state); return 0; } @@ -556,8 +578,7 @@ static void dsa_slave_bridge_port_leave(struct net_device *dev) /* Port left the bridge, put in BR_STATE_DISABLED by the bridge layer, * so allow it to be in BR_STATE_FORWARDING to be kept functional */ - if (ds->ops->port_stp_state_set) - ds->ops->port_stp_state_set(ds, p->port, BR_STATE_FORWARDING); + dsa_port_set_stp_state(ds, p->port, BR_STATE_FORWARDING); } static int dsa_slave_port_attr_get(struct net_device *dev, |