26 	struct dsa_switch_tree *dst;  in dsa_switch_find()  local
29 	list_for_each_entry(dst, &dsa_tree_list, list) {  in dsa_switch_find()
30 		if (dst->index != tree_index)  in dsa_switch_find()
33 		list_for_each_entry(dp, &dst->ports, list) {  in dsa_switch_find()
47 	struct dsa_switch_tree *dst;  in dsa_tree_find()  local
49 	list_for_each_entry(dst, &dsa_tree_list, list)  in dsa_tree_find()
50 		if (dst->index == index)  in dsa_tree_find()
51 			return dst;  in dsa_tree_find()
58 	struct dsa_switch_tree *dst;  in dsa_tree_alloc()  local
60 	dst = kzalloc(sizeof(*dst), GFP_KERNEL);  in dsa_tree_alloc()
61 	if (!dst)  in dsa_tree_alloc()
64 	dst->index = index;  in dsa_tree_alloc()
66 	INIT_LIST_HEAD(&dst->rtable);  in dsa_tree_alloc()
68 	INIT_LIST_HEAD(&dst->ports);  in dsa_tree_alloc()
70 	INIT_LIST_HEAD(&dst->list);  in dsa_tree_alloc()
71 	list_add_tail(&dst->list, &dsa_tree_list);  in dsa_tree_alloc()
73 	kref_init(&dst->refcount);  in dsa_tree_alloc()
75 	return dst;  in dsa_tree_alloc()
78 static void dsa_tree_free(struct dsa_switch_tree *dst)  in dsa_tree_free()  argument
80 	list_del(&dst->list);  in dsa_tree_free()
81 	kfree(dst);  in dsa_tree_free()
84 static struct dsa_switch_tree *dsa_tree_get(struct dsa_switch_tree *dst)  in dsa_tree_get()  argument
86 	if (dst)  in dsa_tree_get()
87 		kref_get(&dst->refcount);  in dsa_tree_get()
89 	return dst;  in dsa_tree_get()
94 	struct dsa_switch_tree *dst;  in dsa_tree_touch()  local
96 	dst = dsa_tree_find(index);  in dsa_tree_touch()
97 	if (dst)  in dsa_tree_touch()
98 		return dsa_tree_get(dst);  in dsa_tree_touch()
105 	struct dsa_switch_tree *dst;  in dsa_tree_release()  local
107 	dst = container_of(ref, struct dsa_switch_tree, refcount);  in dsa_tree_release()
109 	dsa_tree_free(dst);  in dsa_tree_release()
112 static void dsa_tree_put(struct dsa_switch_tree *dst)  in dsa_tree_put()  argument
114 	if (dst)  in dsa_tree_put()
115 		kref_put(&dst->refcount, dsa_tree_release);  in dsa_tree_put()
133 static struct dsa_port *dsa_tree_find_port_by_node(struct dsa_switch_tree *dst,  in dsa_tree_find_port_by_node()  argument
138 	list_for_each_entry(dp, &dst->ports, list)  in dsa_tree_find_port_by_node()
149 	struct dsa_switch_tree *dst;  in dsa_link_touch()  local
152 	dst = ds->dst;  in dsa_link_touch()
154 	list_for_each_entry(dl, &dst->rtable, list)  in dsa_link_touch()
166 	list_add_tail(&dl->list, &dst->rtable);  in dsa_link_touch()
174 	struct dsa_switch_tree *dst = ds->dst;  in dsa_port_setup_routing_table()  local
182 		link_dp = dsa_tree_find_port_by_node(dst, it.node);  in dsa_port_setup_routing_table()
198 static bool dsa_tree_setup_routing_table(struct dsa_switch_tree *dst)  in dsa_tree_setup_routing_table()  argument
203 	list_for_each_entry(dp, &dst->ports, list) {  in dsa_tree_setup_routing_table()
214 static struct dsa_port *dsa_tree_find_first_cpu(struct dsa_switch_tree *dst)  in dsa_tree_find_first_cpu()  argument
218 	list_for_each_entry(dp, &dst->ports, list)  in dsa_tree_find_first_cpu()
225 static int dsa_tree_setup_default_cpu(struct dsa_switch_tree *dst)  in dsa_tree_setup_default_cpu()  argument
229 	cpu_dp = dsa_tree_find_first_cpu(dst);  in dsa_tree_setup_default_cpu()
231 		pr_err("DSA: tree %d has no CPU port\n", dst->index);  in dsa_tree_setup_default_cpu()
236 	list_for_each_entry(dp, &dst->ports, list)  in dsa_tree_setup_default_cpu()
243 static void dsa_tree_teardown_default_cpu(struct dsa_switch_tree *dst)  in dsa_tree_teardown_default_cpu()  argument
247 	list_for_each_entry(dp, &dst->ports, list)  in dsa_tree_teardown_default_cpu()
315 	struct dsa_switch_tree *dst = dp->ds->dst;  in dsa_port_devlink_setup()  local
322 	id = (const unsigned char *)&dst->index;  in dsa_port_devlink_setup()
323 	len = sizeof(dst->index);  in dsa_port_devlink_setup()
439 	list_for_each_entry(dp, &ds->dst->ports, list) {  in dsa_switch_setup()
478 	list_for_each_entry(dp, &ds->dst->ports, list)  in dsa_switch_setup()
505 		list_for_each_entry(dp, &ds->dst->ports, list)  in dsa_switch_teardown()
516 static int dsa_tree_setup_switches(struct dsa_switch_tree *dst)  in dsa_tree_setup_switches()  argument
521 	list_for_each_entry(dp, &dst->ports, list) {  in dsa_tree_setup_switches()
527 	list_for_each_entry(dp, &dst->ports, list) {  in dsa_tree_setup_switches()
536 	list_for_each_entry(dp, &dst->ports, list)  in dsa_tree_setup_switches()
539 	list_for_each_entry(dp, &dst->ports, list)  in dsa_tree_setup_switches()
545 static void dsa_tree_teardown_switches(struct dsa_switch_tree *dst)  in dsa_tree_teardown_switches()  argument
549 	list_for_each_entry(dp, &dst->ports, list)  in dsa_tree_teardown_switches()
552 	list_for_each_entry(dp, &dst->ports, list)  in dsa_tree_teardown_switches()
556 static int dsa_tree_setup_master(struct dsa_switch_tree *dst)  in dsa_tree_setup_master()  argument
561 	list_for_each_entry(dp, &dst->ports, list) {  in dsa_tree_setup_master()
572 static void dsa_tree_teardown_master(struct dsa_switch_tree *dst)  in dsa_tree_teardown_master()  argument
576 	list_for_each_entry(dp, &dst->ports, list)  in dsa_tree_teardown_master()
581 static int dsa_tree_setup(struct dsa_switch_tree *dst)  in dsa_tree_setup()  argument
586 	if (dst->setup) {  in dsa_tree_setup()
588 		       dst->index);  in dsa_tree_setup()
592 	complete = dsa_tree_setup_routing_table(dst);  in dsa_tree_setup()
596 	err = dsa_tree_setup_default_cpu(dst);  in dsa_tree_setup()
600 	err = dsa_tree_setup_switches(dst);  in dsa_tree_setup()
604 	err = dsa_tree_setup_master(dst);  in dsa_tree_setup()
608 	dst->setup = true;  in dsa_tree_setup()
610 	pr_info("DSA: tree %d setup\n", dst->index);  in dsa_tree_setup()
615 	dsa_tree_teardown_switches(dst);  in dsa_tree_setup()
617 	dsa_tree_teardown_default_cpu(dst);  in dsa_tree_setup()
622 static void dsa_tree_teardown(struct dsa_switch_tree *dst)  in dsa_tree_teardown()  argument
626 	if (!dst->setup)  in dsa_tree_teardown()
629 	dsa_tree_teardown_master(dst);  in dsa_tree_teardown()
631 	dsa_tree_teardown_switches(dst);  in dsa_tree_teardown()
633 	dsa_tree_teardown_default_cpu(dst);  in dsa_tree_teardown()
635 	list_for_each_entry_safe(dl, next, &dst->rtable, list) {  in dsa_tree_teardown()
640 	pr_info("DSA: tree %d torn down\n", dst->index);  in dsa_tree_teardown()
642 	dst->setup = false;  in dsa_tree_teardown()
647 	struct dsa_switch_tree *dst = ds->dst;  in dsa_port_touch()  local
650 	list_for_each_entry(dp, &dst->ports, list)  in dsa_port_touch()
662 	list_add_tail(&dp->list, &dst->ports);  in dsa_port_touch()
714 	struct dsa_switch_tree *dst = ds->dst;  in dsa_port_parse_cpu()  local
733 	dp->dst = dst;  in dsa_port_parse_cpu()
815 	ds->dst = dsa_tree_touch(m[0]);  in dsa_switch_parse_member_of()
816 	if (!ds->dst)  in dsa_switch_parse_member_of()
913 	ds->dst = dsa_tree_touch(0);  in dsa_switch_parse()
914 	if (!ds->dst)  in dsa_switch_parse()
926 	struct dsa_switch_tree *dst = ds->dst;  in dsa_switch_release_ports()  local
929 	list_for_each_entry_safe(dp, next, &dst->ports, list) {  in dsa_switch_release_ports()
939 	struct dsa_switch_tree *dst;  in dsa_switch_probe()  local
968 	dst = ds->dst;  in dsa_switch_probe()
969 	dsa_tree_get(dst);  in dsa_switch_probe()
970 	err = dsa_tree_setup(dst);  in dsa_switch_probe()
973 		dsa_tree_put(dst);  in dsa_switch_probe()
985 	dsa_tree_put(ds->dst);  in dsa_register_switch()
994 	struct dsa_switch_tree *dst = ds->dst;  in dsa_switch_remove()  local
996 	dsa_tree_teardown(dst);  in dsa_switch_remove()
998 	dsa_tree_put(dst);  in dsa_switch_remove()