212 			if (dp->ds->index != sw_index)  in dsa_switch_find()
215 			return dp->ds;  in dsa_switch_find()
313 	struct dsa_switch *ds = dp->ds;  in dsa_link_touch()  local
317 	dst = ds->dst;  in dsa_link_touch()
338 	struct dsa_switch *ds = dp->ds;  in dsa_port_setup_routing_table()  local
339 	struct dsa_switch_tree *dst = ds->dst;  in dsa_port_setup_routing_table()
428 		dsa_switch_for_each_port(dp, cpu_dp->ds) {  in dsa_tree_setup_cpu_ports()
454 	struct dsa_switch *ds = dp->ds;  in dsa_port_setup()  local
461 	if (ds->ops->port_setup) {  in dsa_port_setup()
462 		err = ds->ops->port_setup(ds, dp->index);  in dsa_port_setup()
510 		if (ds->ops->port_teardown)  in dsa_port_setup()
511 			ds->ops->port_teardown(ds, dp->index);  in dsa_port_setup()
523 	struct dsa_switch_tree *dst = dp->ds->dst;  in dsa_port_devlink_setup()
525 	struct devlink *dl = dp->ds->devlink;  in dsa_port_devlink_setup()
565 	struct dsa_switch *ds = dp->ds;  in dsa_port_teardown()  local
570 	if (ds->ops->port_teardown)  in dsa_port_teardown()
571 		ds->ops->port_teardown(ds, dp->index);  in dsa_port_teardown()
615 	struct dsa_switch *ds = dp->ds;  in dsa_port_reinit_as_unused()  local
624 	if (ds->ops->port_setup) {  in dsa_port_reinit_as_unused()
628 		err = ds->ops->port_setup(ds, dp->index);  in dsa_port_reinit_as_unused()
640 	struct dsa_switch *ds = dsa_devlink_to_ds(dl);  in dsa_devlink_info_get()  local
642 	if (ds->ops->devlink_info_get)  in dsa_devlink_info_get()
643 		return ds->ops->devlink_info_get(ds, req, extack);  in dsa_devlink_info_get()
652 	struct dsa_switch *ds = dsa_devlink_to_ds(dl);  in dsa_devlink_sb_pool_get()  local
654 	if (!ds->ops->devlink_sb_pool_get)  in dsa_devlink_sb_pool_get()
657 	return ds->ops->devlink_sb_pool_get(ds, sb_index, pool_index,  in dsa_devlink_sb_pool_get()
666 	struct dsa_switch *ds = dsa_devlink_to_ds(dl);  in dsa_devlink_sb_pool_set()  local
668 	if (!ds->ops->devlink_sb_pool_set)  in dsa_devlink_sb_pool_set()
671 	return ds->ops->devlink_sb_pool_set(ds, sb_index, pool_index, size,  in dsa_devlink_sb_pool_set()
679 	struct dsa_switch *ds = dsa_devlink_port_to_ds(dlp);  in dsa_devlink_sb_port_pool_get()  local
682 	if (!ds->ops->devlink_sb_port_pool_get)  in dsa_devlink_sb_port_pool_get()
685 	return ds->ops->devlink_sb_port_pool_get(ds, port, sb_index,  in dsa_devlink_sb_port_pool_get()
694 	struct dsa_switch *ds = dsa_devlink_port_to_ds(dlp);  in dsa_devlink_sb_port_pool_set()  local
697 	if (!ds->ops->devlink_sb_port_pool_set)  in dsa_devlink_sb_port_pool_set()
700 	return ds->ops->devlink_sb_port_pool_set(ds, port, sb_index,  in dsa_devlink_sb_port_pool_set()
710 	struct dsa_switch *ds = dsa_devlink_port_to_ds(dlp);  in dsa_devlink_sb_tc_pool_bind_get()  local
713 	if (!ds->ops->devlink_sb_tc_pool_bind_get)  in dsa_devlink_sb_tc_pool_bind_get()
716 	return ds->ops->devlink_sb_tc_pool_bind_get(ds, port, sb_index,  in dsa_devlink_sb_tc_pool_bind_get()
728 	struct dsa_switch *ds = dsa_devlink_port_to_ds(dlp);  in dsa_devlink_sb_tc_pool_bind_set()  local
731 	if (!ds->ops->devlink_sb_tc_pool_bind_set)  in dsa_devlink_sb_tc_pool_bind_set()
734 	return ds->ops->devlink_sb_tc_pool_bind_set(ds, port, sb_index,  in dsa_devlink_sb_tc_pool_bind_set()
743 	struct dsa_switch *ds = dsa_devlink_to_ds(dl);  in dsa_devlink_sb_occ_snapshot()  local
745 	if (!ds->ops->devlink_sb_occ_snapshot)  in dsa_devlink_sb_occ_snapshot()
748 	return ds->ops->devlink_sb_occ_snapshot(ds, sb_index);  in dsa_devlink_sb_occ_snapshot()
754 	struct dsa_switch *ds = dsa_devlink_to_ds(dl);  in dsa_devlink_sb_occ_max_clear()  local
756 	if (!ds->ops->devlink_sb_occ_max_clear)  in dsa_devlink_sb_occ_max_clear()
759 	return ds->ops->devlink_sb_occ_max_clear(ds, sb_index);  in dsa_devlink_sb_occ_max_clear()
767 	struct dsa_switch *ds = dsa_devlink_port_to_ds(dlp);  in dsa_devlink_sb_occ_port_pool_get()  local
770 	if (!ds->ops->devlink_sb_occ_port_pool_get)  in dsa_devlink_sb_occ_port_pool_get()
773 	return ds->ops->devlink_sb_occ_port_pool_get(ds, port, sb_index,  in dsa_devlink_sb_occ_port_pool_get()
783 	struct dsa_switch *ds = dsa_devlink_port_to_ds(dlp);  in dsa_devlink_sb_occ_tc_port_bind_get()  local
786 	if (!ds->ops->devlink_sb_occ_tc_port_bind_get)  in dsa_devlink_sb_occ_tc_port_bind_get()
789 	return ds->ops->devlink_sb_occ_tc_port_bind_get(ds, port,  in dsa_devlink_sb_occ_tc_port_bind_get()
809 static int dsa_switch_setup_tag_protocol(struct dsa_switch *ds)  in dsa_switch_setup_tag_protocol()  argument
811 	const struct dsa_device_ops *tag_ops = ds->dst->tag_ops;  in dsa_switch_setup_tag_protocol()
812 	struct dsa_switch_tree *dst = ds->dst;  in dsa_switch_setup_tag_protocol()
819 	err = ds->ops->change_tag_protocol(ds, tag_ops->proto);  in dsa_switch_setup_tag_protocol()
822 		dev_err(ds->dev, "Unable to use tag protocol \"%s\": %pe\n",  in dsa_switch_setup_tag_protocol()
829 		err = tag_ops->connect(ds);  in dsa_switch_setup_tag_protocol()
834 	if (ds->ops->connect_tag_protocol) {  in dsa_switch_setup_tag_protocol()
835 		err = ds->ops->connect_tag_protocol(ds, tag_ops->proto);  in dsa_switch_setup_tag_protocol()
837 			dev_err(ds->dev,  in dsa_switch_setup_tag_protocol()
848 		tag_ops->disconnect(ds);  in dsa_switch_setup_tag_protocol()
853 static int dsa_switch_setup(struct dsa_switch *ds)  in dsa_switch_setup()  argument
860 	if (ds->setup)  in dsa_switch_setup()
868 	ds->phys_mii_mask |= dsa_user_ports(ds);  in dsa_switch_setup()
873 	ds->devlink =  in dsa_switch_setup()
874 		devlink_alloc(&dsa_devlink_ops, sizeof(*dl_priv), ds->dev);  in dsa_switch_setup()
875 	if (!ds->devlink)  in dsa_switch_setup()
877 	dl_priv = devlink_priv(ds->devlink);  in dsa_switch_setup()
878 	dl_priv->ds = ds;  in dsa_switch_setup()
883 	dsa_switch_for_each_port(dp, ds) {  in dsa_switch_setup()
889 	err = dsa_switch_register_notifier(ds);  in dsa_switch_setup()
893 	ds->configure_vlan_while_not_filtering = true;  in dsa_switch_setup()
895 	err = ds->ops->setup(ds);  in dsa_switch_setup()
899 	err = dsa_switch_setup_tag_protocol(ds);  in dsa_switch_setup()
903 	if (!ds->slave_mii_bus && ds->ops->phy_read) {  in dsa_switch_setup()
904 		ds->slave_mii_bus = mdiobus_alloc();  in dsa_switch_setup()
905 		if (!ds->slave_mii_bus) {  in dsa_switch_setup()
910 		dsa_slave_mii_bus_init(ds);  in dsa_switch_setup()
912 		dn = of_get_child_by_name(ds->dev->of_node, "mdio");  in dsa_switch_setup()
914 		err = of_mdiobus_register(ds->slave_mii_bus, dn);  in dsa_switch_setup()
920 	ds->setup = true;  in dsa_switch_setup()
921 	devlink_register(ds->devlink);  in dsa_switch_setup()
925 	if (ds->slave_mii_bus && ds->ops->phy_read)  in dsa_switch_setup()
926 		mdiobus_free(ds->slave_mii_bus);  in dsa_switch_setup()
928 	if (ds->ops->teardown)  in dsa_switch_setup()
929 		ds->ops->teardown(ds);  in dsa_switch_setup()
931 	dsa_switch_unregister_notifier(ds);  in dsa_switch_setup()
933 	dsa_switch_for_each_port(dp, ds)  in dsa_switch_setup()
935 	devlink_free(ds->devlink);  in dsa_switch_setup()
936 	ds->devlink = NULL;  in dsa_switch_setup()
940 static void dsa_switch_teardown(struct dsa_switch *ds)  in dsa_switch_teardown()  argument
944 	if (!ds->setup)  in dsa_switch_teardown()
947 	if (ds->devlink)  in dsa_switch_teardown()
948 		devlink_unregister(ds->devlink);  in dsa_switch_teardown()
950 	if (ds->slave_mii_bus && ds->ops->phy_read) {  in dsa_switch_teardown()
951 		mdiobus_unregister(ds->slave_mii_bus);  in dsa_switch_teardown()
952 		mdiobus_free(ds->slave_mii_bus);  in dsa_switch_teardown()
953 		ds->slave_mii_bus = NULL;  in dsa_switch_teardown()
956 	if (ds->ops->teardown)  in dsa_switch_teardown()
957 		ds->ops->teardown(ds);  in dsa_switch_teardown()
959 	dsa_switch_unregister_notifier(ds);  in dsa_switch_teardown()
961 	if (ds->devlink) {  in dsa_switch_teardown()
962 		dsa_switch_for_each_port(dp, ds)  in dsa_switch_teardown()
964 		devlink_free(ds->devlink);  in dsa_switch_teardown()
965 		ds->devlink = NULL;  in dsa_switch_teardown()
968 	ds->setup = false;  in dsa_switch_teardown()
995 		dsa_switch_teardown(dp->ds);  in dsa_tree_teardown_switches()
1037 		err = dsa_switch_setup(dp->ds);  in dsa_tree_setup_switches()
1105 		if (dp->ds->num_lag_ids > len)  in dsa_tree_setup_lags()
1106 			len = dp->ds->num_lag_ids;  in dsa_tree_setup_lags()
1336 static struct dsa_port *dsa_port_touch(struct dsa_switch *ds, int index)  in dsa_port_touch()  argument
1338 	struct dsa_switch_tree *dst = ds->dst;  in dsa_port_touch()
1341 	dsa_switch_for_each_port(dp, ds)  in dsa_port_touch()
1349 	dp->ds = ds;  in dsa_port_touch()
1385 	struct dsa_switch *mds, *ds = dp->ds;  in dsa_get_tag_protocol()  local
1395 		mds = mdp->ds;  in dsa_get_tag_protocol()
1404 	return ds->ops->get_tag_protocol(ds, dp->index, tag_protocol);  in dsa_get_tag_protocol()
1410 	struct dsa_switch *ds = dp->ds;  in dsa_port_parse_cpu()  local
1411 	struct dsa_switch_tree *dst = ds->dst;  in dsa_port_parse_cpu()
1419 			dev_err(ds->dev,  in dsa_port_parse_cpu()
1429 		if (!ds->ops->change_tag_protocol) {  in dsa_port_parse_cpu()
1430 			dev_err(ds->dev, "Tag protocol cannot be modified\n");  in dsa_port_parse_cpu()
1443 		dev_warn(ds->dev, "No tagger for this switch\n");  in dsa_port_parse_cpu()
1449 			dev_err(ds->dev,  in dsa_port_parse_cpu()
1512 static int dsa_switch_parse_ports_of(struct dsa_switch *ds,  in dsa_switch_parse_ports_of()  argument
1525 			dev_err(ds->dev, "no ports child node found\n");  in dsa_switch_parse_ports_of()
1537 		if (reg >= ds->num_ports) {  in dsa_switch_parse_ports_of()
1538 			dev_err(ds->dev, "port %pOF index %u exceeds num_ports (%u)\n",  in dsa_switch_parse_ports_of()
1539 				port, reg, ds->num_ports);  in dsa_switch_parse_ports_of()
1545 		dp = dsa_to_port(ds, reg);  in dsa_switch_parse_ports_of()
1559 static int dsa_switch_parse_member_of(struct dsa_switch *ds,  in dsa_switch_parse_member_of()  argument
1570 	ds->index = m[1];  in dsa_switch_parse_member_of()
1572 	ds->dst = dsa_tree_touch(m[0]);  in dsa_switch_parse_member_of()
1573 	if (!ds->dst)  in dsa_switch_parse_member_of()
1576 	if (dsa_switch_find(ds->dst->index, ds->index)) {  in dsa_switch_parse_member_of()
1577 		dev_err(ds->dev,  in dsa_switch_parse_member_of()
1579 			ds->index, ds->dst->index);  in dsa_switch_parse_member_of()
1583 	if (ds->dst->last_switch < ds->index)  in dsa_switch_parse_member_of()
1584 		ds->dst->last_switch = ds->index;  in dsa_switch_parse_member_of()
1589 static int dsa_switch_touch_ports(struct dsa_switch *ds)  in dsa_switch_touch_ports()  argument
1594 	for (port = 0; port < ds->num_ports; port++) {  in dsa_switch_touch_ports()
1595 		dp = dsa_port_touch(ds, port);  in dsa_switch_touch_ports()
1603 static int dsa_switch_parse_of(struct dsa_switch *ds, struct device_node *dn)  in dsa_switch_parse_of()  argument
1607 	err = dsa_switch_parse_member_of(ds, dn);  in dsa_switch_parse_of()
1611 	err = dsa_switch_touch_ports(ds);  in dsa_switch_parse_of()
1615 	return dsa_switch_parse_ports_of(ds, dn);  in dsa_switch_parse_of()
1639 static int dsa_switch_parse_ports(struct dsa_switch *ds,  in dsa_switch_parse_ports()  argument
1652 		dp = dsa_to_port(ds, i);  in dsa_switch_parse_ports()
1670 static int dsa_switch_parse(struct dsa_switch *ds, struct dsa_chip_data *cd)  in dsa_switch_parse()  argument
1674 	ds->cd = cd;  in dsa_switch_parse()
1679 	ds->index = 0;  in dsa_switch_parse()
1680 	ds->dst = dsa_tree_touch(0);  in dsa_switch_parse()
1681 	if (!ds->dst)  in dsa_switch_parse()
1684 	err = dsa_switch_touch_ports(ds);  in dsa_switch_parse()
1688 	return dsa_switch_parse_ports(ds, cd);  in dsa_switch_parse()
1691 static void dsa_switch_release_ports(struct dsa_switch *ds)  in dsa_switch_release_ports()  argument
1695 	dsa_switch_for_each_port_safe(dp, next, ds) {  in dsa_switch_release_ports()
1704 static int dsa_switch_probe(struct dsa_switch *ds)  in dsa_switch_probe()  argument
1711 	if (!ds->dev)  in dsa_switch_probe()
1714 	pdata = ds->dev->platform_data;  in dsa_switch_probe()
1715 	np = ds->dev->of_node;  in dsa_switch_probe()
1717 	if (!ds->num_ports)  in dsa_switch_probe()
1721 		err = dsa_switch_parse_of(ds, np);  in dsa_switch_probe()
1723 			dsa_switch_release_ports(ds);  in dsa_switch_probe()
1725 		err = dsa_switch_parse(ds, pdata);  in dsa_switch_probe()
1727 			dsa_switch_release_ports(ds);  in dsa_switch_probe()
1735 	dst = ds->dst;  in dsa_switch_probe()
1739 		dsa_switch_release_ports(ds);  in dsa_switch_probe()
1746 int dsa_register_switch(struct dsa_switch *ds)  in dsa_register_switch()  argument
1751 	err = dsa_switch_probe(ds);  in dsa_register_switch()
1752 	dsa_tree_put(ds->dst);  in dsa_register_switch()
1759 static void dsa_switch_remove(struct dsa_switch *ds)  in dsa_switch_remove()  argument
1761 	struct dsa_switch_tree *dst = ds->dst;  in dsa_switch_remove()
1764 	dsa_switch_release_ports(ds);  in dsa_switch_remove()
1768 void dsa_unregister_switch(struct dsa_switch *ds)  in dsa_unregister_switch()  argument
1771 	dsa_switch_remove(ds);  in dsa_unregister_switch()
1781 void dsa_switch_shutdown(struct dsa_switch *ds)  in dsa_switch_shutdown()  argument
1788 	if (!ds->setup)  in dsa_switch_shutdown()
1793 	dsa_switch_for_each_user_port(dp, ds) {  in dsa_switch_shutdown()
1803 	dsa_switch_for_each_cpu_port(dp, ds)  in dsa_switch_shutdown()