105 	WARN_ON(context->bridge);  in acpiphp_put_context()
110 static inline void get_bridge(struct acpiphp_bridge *bridge)  in get_bridge()  argument
112 	kref_get(&bridge->ref);  in get_bridge()
115 static inline void put_bridge(struct acpiphp_bridge *bridge)  in put_bridge()  argument
117 	kref_put(&bridge->ref, free_bridge);  in put_bridge()
152 	struct acpiphp_bridge *bridge;  in free_bridge()  local
158 	bridge = container_of(kref, struct acpiphp_bridge, ref);  in free_bridge()
160 	list_for_each_entry_safe(slot, next, &bridge->slots, node) {  in free_bridge()
167 	context = bridge->context;  in free_bridge()
172 		context->bridge = NULL;  in free_bridge()
176 	put_device(&bridge->pci_bus->dev);  in free_bridge()
177 	pci_dev_put(bridge->pci_dev);  in free_bridge()
178 	kfree(bridge);  in free_bridge()
230 	struct acpiphp_bridge *bridge = data;  in acpiphp_add_context()  local
237 	struct pci_bus *pbus = bridge->pci_bus;  in acpiphp_add_context()
238 	struct pci_dev *pdev = bridge->pci_dev;  in acpiphp_add_context()
264 	newfunc->parent = bridge;  in acpiphp_add_context()
278 	list_for_each_entry(slot, &bridge->slots, node)  in acpiphp_add_context()
290 	slot->bus = bridge->pci_bus;  in acpiphp_add_context()
294 	list_add_tail(&slot->node, &bridge->slots);  in acpiphp_add_context()
308 		bridge->nr_slots++;  in acpiphp_add_context()
311 			sun = bridge->nr_slots;  in acpiphp_add_context()
319 			bridge->nr_slots--;  in acpiphp_add_context()
339 static void cleanup_bridge(struct acpiphp_bridge *bridge)  in cleanup_bridge()  argument
344 	list_for_each_entry(slot, &bridge->slots, node) {  in cleanup_bridge()
359 	list_del(&bridge->list);  in cleanup_bridge()
363 	bridge->is_going_away = true;  in cleanup_bridge()
444 static void acpiphp_native_scan_bridge(struct pci_dev *bridge)  in acpiphp_native_scan_bridge()  argument
446 	struct pci_bus *bus = bridge->subordinate;  in acpiphp_native_scan_bridge()
482 static void enable_slot(struct acpiphp_slot *slot, bool bridge)  in enable_slot()  argument
488 	if (bridge && bus->self && hotplug_is_native(bus->self)) {  in enable_slot()
700 static void acpiphp_check_bridge(struct acpiphp_bridge *bridge)  in acpiphp_check_bridge()  argument
705 	if (bridge->is_going_away)  in acpiphp_check_bridge()
708 	if (bridge->pci_dev)  in acpiphp_check_bridge()
709 		pm_runtime_get_sync(&bridge->pci_dev->dev);  in acpiphp_check_bridge()
711 	list_for_each_entry(slot, &bridge->slots, node) {  in acpiphp_check_bridge()
731 	if (bridge->pci_dev)  in acpiphp_check_bridge()
732 		pm_runtime_put(&bridge->pci_dev->dev);  in acpiphp_check_bridge()
765 	struct acpiphp_bridge *bridge = NULL;  in acpiphp_check_host_bridge()  local
769 		bridge = to_acpiphp_root_context(adev->hp)->root_bridge;  in acpiphp_check_host_bridge()
770 		if (bridge)  in acpiphp_check_host_bridge()
771 			get_bridge(bridge);  in acpiphp_check_host_bridge()
774 	if (bridge) {  in acpiphp_check_host_bridge()
777 		acpiphp_check_bridge(bridge);  in acpiphp_check_host_bridge()
780 		put_bridge(bridge);  in acpiphp_check_host_bridge()
791 	struct acpiphp_bridge *bridge;  in hotplug_event()  local
794 	bridge = context->bridge;  in hotplug_event()
795 	if (bridge)  in hotplug_event()
796 		get_bridge(bridge);  in hotplug_event()
806 		if (bridge)  in hotplug_event()
807 			acpiphp_check_bridge(bridge);  in hotplug_event()
816 		if (bridge) {  in hotplug_event()
817 			acpiphp_check_bridge(bridge);  in hotplug_event()
836 	if (bridge)  in hotplug_event()
837 		put_bridge(bridge);  in hotplug_event()
862 	struct acpiphp_bridge *bridge;  in acpiphp_enumerate_slots()  local
870 	adev = ACPI_COMPANION(bus->bridge);  in acpiphp_enumerate_slots()
875 	bridge = kzalloc(sizeof(struct acpiphp_bridge), GFP_KERNEL);  in acpiphp_enumerate_slots()
876 	if (!bridge)  in acpiphp_enumerate_slots()
879 	INIT_LIST_HEAD(&bridge->slots);  in acpiphp_enumerate_slots()
880 	kref_init(&bridge->ref);  in acpiphp_enumerate_slots()
881 	bridge->pci_dev = pci_dev_get(bus->self);  in acpiphp_enumerate_slots()
882 	bridge->pci_bus = bus;  in acpiphp_enumerate_slots()
892 	if (pci_is_root_bus(bridge->pci_bus)) {  in acpiphp_enumerate_slots()
899 		root_context->root_bridge = bridge;  in acpiphp_enumerate_slots()
914 		bridge->context = context;  in acpiphp_enumerate_slots()
915 		context->bridge = bridge;  in acpiphp_enumerate_slots()
923 	list_add(&bridge->list, &bridge_list);  in acpiphp_enumerate_slots()
928 				     acpiphp_add_context, NULL, bridge, NULL);  in acpiphp_enumerate_slots()
931 		cleanup_bridge(bridge);  in acpiphp_enumerate_slots()
932 		put_bridge(bridge);  in acpiphp_enumerate_slots()
939 	pci_dev_put(bridge->pci_dev);  in acpiphp_enumerate_slots()
940 	kfree(bridge);  in acpiphp_enumerate_slots()
943 static void acpiphp_drop_bridge(struct acpiphp_bridge *bridge)  in acpiphp_drop_bridge()  argument
945 	if (pci_is_root_bus(bridge->pci_bus)) {  in acpiphp_drop_bridge()
950 		adev = ACPI_COMPANION(bridge->pci_bus->bridge);  in acpiphp_drop_bridge()
956 	cleanup_bridge(bridge);  in acpiphp_drop_bridge()
957 	put_bridge(bridge);  in acpiphp_drop_bridge()
966 	struct acpiphp_bridge *bridge;  in acpiphp_remove_slots()  local
972 	list_for_each_entry(bridge, &bridge_list, list)  in acpiphp_remove_slots()
973 		if (bridge->pci_bus == bus) {  in acpiphp_remove_slots()
975 			acpiphp_drop_bridge(bridge);  in acpiphp_remove_slots()