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()
697 static void acpiphp_check_bridge(struct acpiphp_bridge *bridge)  in acpiphp_check_bridge()  argument
702 	if (bridge->is_going_away)  in acpiphp_check_bridge()
705 	if (bridge->pci_dev)  in acpiphp_check_bridge()
706 		pm_runtime_get_sync(&bridge->pci_dev->dev);  in acpiphp_check_bridge()
708 	list_for_each_entry(slot, &bridge->slots, node) {  in acpiphp_check_bridge()
728 	if (bridge->pci_dev)  in acpiphp_check_bridge()
729 		pm_runtime_put(&bridge->pci_dev->dev);  in acpiphp_check_bridge()
762 	struct acpiphp_bridge *bridge = NULL;  in acpiphp_check_host_bridge()  local
766 		bridge = to_acpiphp_root_context(adev->hp)->root_bridge;  in acpiphp_check_host_bridge()
767 		if (bridge)  in acpiphp_check_host_bridge()
768 			get_bridge(bridge);  in acpiphp_check_host_bridge()
771 	if (bridge) {  in acpiphp_check_host_bridge()
774 		acpiphp_check_bridge(bridge);  in acpiphp_check_host_bridge()
777 		put_bridge(bridge);  in acpiphp_check_host_bridge()
788 	struct acpiphp_bridge *bridge;  in hotplug_event()  local
791 	bridge = context->bridge;  in hotplug_event()
792 	if (bridge)  in hotplug_event()
793 		get_bridge(bridge);  in hotplug_event()
803 		if (bridge)  in hotplug_event()
804 			acpiphp_check_bridge(bridge);  in hotplug_event()
813 		if (bridge) {  in hotplug_event()
814 			acpiphp_check_bridge(bridge);  in hotplug_event()
833 	if (bridge)  in hotplug_event()
834 		put_bridge(bridge);  in hotplug_event()
859 	struct acpiphp_bridge *bridge;  in acpiphp_enumerate_slots()  local
867 	adev = ACPI_COMPANION(bus->bridge);  in acpiphp_enumerate_slots()
872 	bridge = kzalloc(sizeof(struct acpiphp_bridge), GFP_KERNEL);  in acpiphp_enumerate_slots()
873 	if (!bridge)  in acpiphp_enumerate_slots()
876 	INIT_LIST_HEAD(&bridge->slots);  in acpiphp_enumerate_slots()
877 	kref_init(&bridge->ref);  in acpiphp_enumerate_slots()
878 	bridge->pci_dev = pci_dev_get(bus->self);  in acpiphp_enumerate_slots()
879 	bridge->pci_bus = bus;  in acpiphp_enumerate_slots()
889 	if (pci_is_root_bus(bridge->pci_bus)) {  in acpiphp_enumerate_slots()
896 		root_context->root_bridge = bridge;  in acpiphp_enumerate_slots()
911 		bridge->context = context;  in acpiphp_enumerate_slots()
912 		context->bridge = bridge;  in acpiphp_enumerate_slots()
920 	list_add(&bridge->list, &bridge_list);  in acpiphp_enumerate_slots()
925 				     acpiphp_add_context, NULL, bridge, NULL);  in acpiphp_enumerate_slots()
928 		cleanup_bridge(bridge);  in acpiphp_enumerate_slots()
929 		put_bridge(bridge);  in acpiphp_enumerate_slots()
936 	pci_dev_put(bridge->pci_dev);  in acpiphp_enumerate_slots()
937 	kfree(bridge);  in acpiphp_enumerate_slots()
940 static void acpiphp_drop_bridge(struct acpiphp_bridge *bridge)  in acpiphp_drop_bridge()  argument
942 	if (pci_is_root_bus(bridge->pci_bus)) {  in acpiphp_drop_bridge()
947 		adev = ACPI_COMPANION(bridge->pci_bus->bridge);  in acpiphp_drop_bridge()
953 	cleanup_bridge(bridge);  in acpiphp_drop_bridge()
954 	put_bridge(bridge);  in acpiphp_drop_bridge()
963 	struct acpiphp_bridge *bridge;  in acpiphp_remove_slots()  local
969 	list_for_each_entry(bridge, &bridge_list, list)  in acpiphp_remove_slots()
970 		if (bridge->pci_bus == bus) {  in acpiphp_remove_slots()
972 			acpiphp_drop_bridge(bridge);  in acpiphp_remove_slots()