diff options
| -rw-r--r-- | drivers/net/dsa/qca8k.c | 15 | ||||
| -rw-r--r-- | drivers/net/dsa/qca8k.h | 1 |
2 files changed, 16 insertions, 0 deletions
diff --git a/drivers/net/dsa/qca8k.c b/drivers/net/dsa/qca8k.c index 039694518788..ec062b9a918d 100644 --- a/drivers/net/dsa/qca8k.c +++ b/drivers/net/dsa/qca8k.c @@ -2383,6 +2383,20 @@ qca8k_port_lag_leave(struct dsa_switch *ds, int port, return qca8k_lag_refresh_portmap(ds, port, lag, true); } +static void +qca8k_master_change(struct dsa_switch *ds, const struct net_device *master, + bool operational) +{ + struct dsa_port *dp = master->dsa_ptr; + struct qca8k_priv *priv = ds->priv; + + /* Ethernet MIB/MDIO is only supported for CPU port 0 */ + if (dp->index != 0) + return; + + priv->mgmt_master = operational ? (struct net_device *)master : NULL; +} + static const struct dsa_switch_ops qca8k_switch_ops = { .get_tag_protocol = qca8k_get_tag_protocol, .setup = qca8k_setup, @@ -2418,6 +2432,7 @@ static const struct dsa_switch_ops qca8k_switch_ops = { .get_phy_flags = qca8k_get_phy_flags, .port_lag_join = qca8k_port_lag_join, .port_lag_leave = qca8k_port_lag_leave, + .master_state_change = qca8k_master_change, }; static int qca8k_read_switch_id(struct qca8k_priv *priv) diff --git a/drivers/net/dsa/qca8k.h b/drivers/net/dsa/qca8k.h index ab4a417b25a9..b81aad98a116 100644 --- a/drivers/net/dsa/qca8k.h +++ b/drivers/net/dsa/qca8k.h @@ -353,6 +353,7 @@ struct qca8k_priv { struct dsa_switch_ops ops; struct gpio_desc *reset_gpio; unsigned int port_mtu[QCA8K_NUM_PORTS]; + struct net_device *mgmt_master; /* Track if mdio/mib Ethernet is available */ }; struct qca8k_mib_desc { |