diff options
| author | Vivien Didelot <vivien.didelot@savoirfairelinux.com> | 2016-09-22 16:49:24 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-09-23 08:38:50 -0400 |
| commit | 749efcb8140e608dc2a63b6d61063b7cd3e556a5 (patch) | |
| tree | cbe4dd701dde8795ddf20e9759c6f3a552dbb4ee /drivers | |
| parent | 597698f1e00d37d40f83770ea166f3ca0dc1d68c (diff) | |
| download | linux-749efcb8140e608dc2a63b6d61063b7cd3e556a5.tar.bz2 | |
net: dsa: mv88e6xxx: implement DSA port fast ageing
Now that the DSA layer handles port fast ageing on correct STP change,
simplify _mv88e6xxx_port_state and implement mv88e6xxx_port_fast_age.
Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/dsa/mv88e6xxx/chip.c | 45 |
1 files changed, 23 insertions, 22 deletions
diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index 25bd3fa744d9..122876cb926c 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -1133,31 +1133,18 @@ static int _mv88e6xxx_port_state(struct mv88e6xxx_chip *chip, int port, oldstate = reg & PORT_CONTROL_STATE_MASK; - if (oldstate != state) { - /* Flush forwarding database if we're moving a port - * from Learning or Forwarding state to Disabled or - * Blocking or Listening state. - */ - if ((oldstate == PORT_CONTROL_STATE_LEARNING || - oldstate == PORT_CONTROL_STATE_FORWARDING) && - (state == PORT_CONTROL_STATE_DISABLED || - state == PORT_CONTROL_STATE_BLOCKING)) { - err = _mv88e6xxx_atu_remove(chip, 0, port, false); - if (err) - return err; - } + reg &= ~PORT_CONTROL_STATE_MASK; + reg |= state; - reg = (reg & ~PORT_CONTROL_STATE_MASK) | state; - err = mv88e6xxx_port_write(chip, port, PORT_CONTROL, reg); - if (err) - return err; + err = mv88e6xxx_port_write(chip, port, PORT_CONTROL, reg); + if (err) + return err; - netdev_dbg(ds->ports[port].netdev, "PortState %s (was %s)\n", - mv88e6xxx_port_state_names[state], - mv88e6xxx_port_state_names[oldstate]); - } + netdev_dbg(ds->ports[port].netdev, "PortState %s (was %s)\n", + mv88e6xxx_port_state_names[state], + mv88e6xxx_port_state_names[oldstate]); - return err; + return 0; } static int _mv88e6xxx_port_based_vlan_map(struct mv88e6xxx_chip *chip, int port) @@ -1232,6 +1219,19 @@ static void mv88e6xxx_port_stp_state_set(struct dsa_switch *ds, int port, mv88e6xxx_port_state_names[stp_state]); } +static void mv88e6xxx_port_fast_age(struct dsa_switch *ds, int port) +{ + struct mv88e6xxx_chip *chip = ds->priv; + int err; + + mutex_lock(&chip->reg_lock); + err = _mv88e6xxx_atu_remove(chip, 0, port, false); + mutex_unlock(&chip->reg_lock); + + if (err) + netdev_err(ds->ports[port].netdev, "failed to flush ATU\n"); +} + static int _mv88e6xxx_port_pvid(struct mv88e6xxx_chip *chip, int port, u16 *new, u16 *old) { @@ -3684,6 +3684,7 @@ static struct dsa_switch_ops mv88e6xxx_switch_ops = { .port_bridge_join = mv88e6xxx_port_bridge_join, .port_bridge_leave = mv88e6xxx_port_bridge_leave, .port_stp_state_set = mv88e6xxx_port_stp_state_set, + .port_fast_age = mv88e6xxx_port_fast_age, .port_vlan_filtering = mv88e6xxx_port_vlan_filtering, .port_vlan_prepare = mv88e6xxx_port_vlan_prepare, .port_vlan_add = mv88e6xxx_port_vlan_add, |