Add support for the bridge flags to Marvell 88e6xxx bridges, allowing
the multicast and unicast flood properties to be controlled. These
can be controlled on a per-port basis via commands such as:
bridge link set dev lan1 flood on|off
bridge link set dev lan1 mcast_flood on|off
Signed-off-by: Russell King <rmk+ker...@armlinux.org.uk>
---
drivers/net/dsa/mv88e6xxx/chip.c | 34 ++++++++++++++++++++++++++++++++++
1 file changed, 34 insertions(+)
diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
index 32e7af5caa69..72db6e74be48 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.c
+++ b/drivers/net/dsa/mv88e6xxx/chip.c
@@ -4692,6 +4692,38 @@ static int mv88e6xxx_port_mdb_del(struct dsa_switch *ds,
int port,
return err;
}
+static int mv88e6xxx_port_bridge_flags(struct dsa_switch *ds, int port,
+ unsigned long flags)
+{
+ struct mv88e6xxx_chip *chip = ds->priv;
+ bool unicast, multicast;
+ int ret = -EOPNOTSUPP;
+
+ unicast = dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port) ||
+ flags & BR_FLOOD;
+ multicast = flags & BR_MCAST_FLOOD;
+
+ mutex_lock(&chip->reg_lock);
+ if (chip->info->ops->port_set_egress_floods)
+ ret = chip->info->ops->port_set_egress_floods(chip, port,
+ unicast,
+ multicast);
+ mutex_unlock(&chip->reg_lock);
+
+ return ret;
+}
+
+static unsigned long mv88e6xxx_bridge_flags_support(struct dsa_switch *ds)
+{
+ struct mv88e6xxx_chip *chip = ds->priv;
+ unsigned long support = 0;
+
+ if (chip->info->ops->port_set_egress_floods)
+ support |= BR_FLOOD | BR_MCAST_FLOOD;
+
+ return support;
+}
+
static const struct dsa_switch_ops mv88e6xxx_switch_ops = {
#if IS_ENABLED(CONFIG_NET_DSA_LEGACY)
.probe = mv88e6xxx_drv_probe,
@@ -4719,6 +4751,8 @@ static const struct dsa_switch_ops mv88e6xxx_switch_ops =
{
.set_ageing_time = mv88e6xxx_set_ageing_time,
.port_bridge_join = mv88e6xxx_port_bridge_join,
.port_bridge_leave = mv88e6xxx_port_bridge_leave,
+ .port_bridge_flags = mv88e6xxx_port_bridge_flags,
+ .bridge_flags_support = mv88e6xxx_bridge_flags_support,
.port_stp_state_set = mv88e6xxx_port_stp_state_set,
.port_fast_age = mv88e6xxx_port_fast_age,
.port_vlan_filtering = mv88e6xxx_port_vlan_filtering,
--
2.7.4
