24 static void tb_scan_switch(struct tb_switch *sw)  in tb_scan_switch()  argument
27 	for (i = 1; i <= sw->config.max_port_number; i++)  in tb_scan_switch()
28 		tb_scan_port(&sw->ports[i]);  in tb_scan_switch()
36 	struct tb_switch *sw;  in tb_scan_port()  local
52 	sw = tb_switch_alloc(port->sw->tb, tb_downstream_route(port));  in tb_scan_port()
53 	if (!sw)  in tb_scan_port()
55 	port->remote = tb_upstream_port(sw);  in tb_scan_port()
56 	tb_upstream_port(sw)->remote = port;  in tb_scan_port()
57 	tb_scan_switch(sw);  in tb_scan_port()
79 static void tb_free_unplugged_children(struct tb_switch *sw)  in tb_free_unplugged_children()  argument
82 	for (i = 1; i <= sw->config.max_port_number; i++) {  in tb_free_unplugged_children()
83 		struct tb_port *port = &sw->ports[i];  in tb_free_unplugged_children()
88 		if (port->remote->sw->is_unplugged) {  in tb_free_unplugged_children()
89 			tb_switch_free(port->remote->sw);  in tb_free_unplugged_children()
92 			tb_free_unplugged_children(port->remote->sw);  in tb_free_unplugged_children()
101 static struct tb_port *tb_find_pci_up_port(struct tb_switch *sw)  in tb_find_pci_up_port()  argument
104 	for (i = 1; i <= sw->config.max_port_number; i++)  in tb_find_pci_up_port()
105 		if (sw->ports[i].config.type == TB_TYPE_PCIE_UP)  in tb_find_pci_up_port()
106 			return &sw->ports[i];  in tb_find_pci_up_port()
113 static struct tb_port *tb_find_unused_down_port(struct tb_switch *sw)  in tb_find_unused_down_port()  argument
119 	for (i = 1; i <= sw->config.max_port_number; i++) {  in tb_find_unused_down_port()
120 		if (tb_is_upstream_port(&sw->ports[i]))  in tb_find_unused_down_port()
122 		if (sw->ports[i].config.type != TB_TYPE_PCIE_DOWN)  in tb_find_unused_down_port()
124 		cap = tb_find_cap(&sw->ports[i], TB_CFG_PORT, TB_CAP_PCIE);  in tb_find_unused_down_port()
127 		res = tb_port_read(&sw->ports[i], &data, TB_CFG_PORT, cap, 1);  in tb_find_unused_down_port()
132 		return &sw->ports[i];  in tb_find_unused_down_port()
148 	struct tb_switch *sw;  in tb_activate_pcie_devices()  local
160 		sw = tb->root_switch->ports[i].remote->sw;  in tb_activate_pcie_devices()
161 		up_port = tb_find_pci_up_port(sw);  in tb_activate_pcie_devices()
163 			tb_sw_info(sw, "no PCIe devices found, aborting\n");  in tb_activate_pcie_devices()
220 	struct tb_switch *sw;  in tb_handle_hotplug()  local
226 	sw = get_switch_at_route(tb->root_switch, ev->route);  in tb_handle_hotplug()
227 	if (!sw) {  in tb_handle_hotplug()
233 	if (ev->port > sw->config.max_port_number) {  in tb_handle_hotplug()
239 	port = &sw->ports[ev->port];  in tb_handle_hotplug()
249 			tb_sw_set_unpplugged(port->remote->sw);  in tb_handle_hotplug()
251 			tb_switch_free(port->remote->sw);  in tb_handle_hotplug()
265 		} else if (port->remote->sw->config.depth > 1) {  in tb_handle_hotplug()
266 			tb_sw_warn(port->remote->sw,  in tb_handle_hotplug()
269 			tb_sw_info(port->remote->sw,  in tb_handle_hotplug()