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https://github.com/openwrt/openwrt.git
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afa3ab54c0
Adds the DSA API for bridge configuration (flooding, L2 learning, and aging) offload as found in Linux 5.12 so that we can implement it in our drivver. Signed-off-by: Sebastian Gottschall <s.gottschall@dd-wrt.com> Signed-off-by: Birger Koblitz <git@birger-koblitz.de>
145 lines
5.0 KiB
Diff
145 lines
5.0 KiB
Diff
--- a/include/net/dsa.h
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+++ b/include/net/dsa.h
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@@ -552,8 +552,14 @@ struct dsa_switch_ops {
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void (*port_stp_state_set)(struct dsa_switch *ds, int port,
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u8 state);
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void (*port_fast_age)(struct dsa_switch *ds, int port);
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- int (*port_egress_floods)(struct dsa_switch *ds, int port,
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- bool unicast, bool multicast);
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+ int (*port_pre_bridge_flags)(struct dsa_switch *ds, int port,
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+ unsigned long flags,
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+ struct netlink_ext_ack *extack);
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+ int (*port_bridge_flags)(struct dsa_switch *ds, int port,
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+ unsigned long flags,
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+ struct netlink_ext_ack *extack);
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+ int (*port_set_mrouter)(struct dsa_switch *ds, int port, bool mrouter,
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+ struct netlink_ext_ack *extack);
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/*
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* VLAN support
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--- a/net/dsa/dsa_priv.h
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+++ b/net/dsa/dsa_priv.h
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@@ -167,11 +167,11 @@ int dsa_port_mdb_add(const struct dsa_po
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int dsa_port_mdb_del(const struct dsa_port *dp,
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const struct switchdev_obj_port_mdb *mdb);
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int dsa_port_pre_bridge_flags(const struct dsa_port *dp, unsigned long flags,
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- struct switchdev_trans *trans);
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+ struct switchdev_trans *trans, struct netlink_ext_ack *extack);
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int dsa_port_bridge_flags(const struct dsa_port *dp, unsigned long flags,
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- struct switchdev_trans *trans);
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+ struct switchdev_trans *trans, struct netlink_ext_ack *extack);
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int dsa_port_mrouter(struct dsa_port *dp, bool mrouter,
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- struct switchdev_trans *trans);
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+ struct switchdev_trans *trans, struct netlink_ext_ack *extack);
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int dsa_port_vlan_add(struct dsa_port *dp,
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const struct switchdev_obj_port_vlan *vlan,
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struct switchdev_trans *trans);
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--- a/net/dsa/port.c
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+++ b/net/dsa/port.c
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@@ -145,7 +145,7 @@ int dsa_port_bridge_join(struct dsa_port
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int err;
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/* Set the flooding mode before joining the port in the switch */
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- err = dsa_port_bridge_flags(dp, BR_FLOOD | BR_MCAST_FLOOD, NULL);
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+ err = dsa_port_bridge_flags(dp, BR_FLOOD | BR_MCAST_FLOOD, NULL, NULL);
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if (err)
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return err;
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@@ -158,7 +158,7 @@ int dsa_port_bridge_join(struct dsa_port
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/* The bridging is rolled back on error */
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if (err) {
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- dsa_port_bridge_flags(dp, 0, NULL);
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+ dsa_port_bridge_flags(dp, 0, NULL, NULL);
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dp->bridge_dev = NULL;
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}
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@@ -185,7 +185,7 @@ void dsa_port_bridge_leave(struct dsa_po
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pr_err("DSA: failed to notify DSA_NOTIFIER_BRIDGE_LEAVE\n");
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/* Port is leaving the bridge, disable flooding */
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- dsa_port_bridge_flags(dp, 0, NULL);
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+ dsa_port_bridge_flags(dp, 0, NULL, NULL);
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/* Port left the bridge, put in BR_STATE_DISABLED by the bridge layer,
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* so allow it to be in BR_STATE_FORWARDING to be kept functional
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@@ -333,44 +333,44 @@ int dsa_port_ageing_time(struct dsa_port
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}
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int dsa_port_pre_bridge_flags(const struct dsa_port *dp, unsigned long flags,
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- struct switchdev_trans *trans)
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+ struct switchdev_trans *trans, struct netlink_ext_ack *extack)
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{
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struct dsa_switch *ds = dp->ds;
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- if (!ds->ops->port_egress_floods ||
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- (flags & ~(BR_FLOOD | BR_MCAST_FLOOD)))
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+ if (!ds->ops->port_pre_bridge_flags)
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return -EINVAL;
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- return 0;
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+ return ds->ops->port_pre_bridge_flags(ds, dp->index, flags, extack);
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}
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int dsa_port_bridge_flags(const struct dsa_port *dp, unsigned long flags,
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- struct switchdev_trans *trans)
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+ struct switchdev_trans *trans, struct netlink_ext_ack *extack)
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{
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struct dsa_switch *ds = dp->ds;
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- int port = dp->index;
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- int err = 0;
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if (switchdev_trans_ph_prepare(trans))
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return 0;
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- if (ds->ops->port_egress_floods)
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- err = ds->ops->port_egress_floods(ds, port, flags & BR_FLOOD,
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- flags & BR_MCAST_FLOOD);
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+ if (!ds->ops->port_bridge_flags)
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+ return -EINVAL;
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+
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+ return ds->ops->port_bridge_flags(ds, dp->index, flags, extack);
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- return err;
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}
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int dsa_port_mrouter(struct dsa_port *dp, bool mrouter,
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- struct switchdev_trans *trans)
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+ struct switchdev_trans *trans,
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+ struct netlink_ext_ack *extack)
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{
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struct dsa_switch *ds = dp->ds;
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- int port = dp->index;
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if (switchdev_trans_ph_prepare(trans))
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- return ds->ops->port_egress_floods ? 0 : -EOPNOTSUPP;
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+ return ds->ops->port_set_mrouter ? 0 : -EOPNOTSUPP;
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+
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+ if (!ds->ops->port_set_mrouter)
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+ return -EOPNOTSUPP;
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- return ds->ops->port_egress_floods(ds, port, true, mrouter);
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+ return ds->ops->port_set_mrouter(ds, dp->index, mrouter, extack);
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}
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int dsa_port_mtu_change(struct dsa_port *dp, int new_mtu,
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--- a/net/dsa/slave.c
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+++ b/net/dsa/slave.c
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@@ -290,13 +290,13 @@ static int dsa_slave_port_attr_set(struc
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break;
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case SWITCHDEV_ATTR_ID_PORT_PRE_BRIDGE_FLAGS:
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ret = dsa_port_pre_bridge_flags(dp, attr->u.brport_flags,
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- trans);
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+ trans, NULL);
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break;
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case SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS:
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- ret = dsa_port_bridge_flags(dp, attr->u.brport_flags, trans);
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+ ret = dsa_port_bridge_flags(dp, attr->u.brport_flags, trans, NULL);
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break;
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case SWITCHDEV_ATTR_ID_BRIDGE_MROUTER:
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- ret = dsa_port_mrouter(dp->cpu_dp, attr->u.mrouter, trans);
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+ ret = dsa_port_mrouter(dp->cpu_dp, attr->u.mrouter, trans, NULL);
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break;
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default:
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ret = -EOPNOTSUPP;
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