153 	struct acpiphp_slot *slot, *next;  in free_bridge()  local
160 	list_for_each_entry_safe(slot, next, &bridge->slots, node) {  in free_bridge()
161 		list_for_each_entry_safe(func, tmp, &slot->funcs, sibling)  in free_bridge()
164 		kfree(slot);  in free_bridge()
198 	bus = context->func.slot->bus;  in acpiphp_post_dock_fixup()
232 	struct acpiphp_slot *slot;  in acpiphp_add_context()  local
277 	list_for_each_entry(slot, &bridge->slots, node)  in acpiphp_add_context()
278 		if (slot->device == device)  in acpiphp_add_context()
281 	slot = kzalloc(sizeof(struct acpiphp_slot), GFP_KERNEL);  in acpiphp_add_context()
282 	if (!slot) {  in acpiphp_add_context()
289 	slot->bus = bridge->pci_bus;  in acpiphp_add_context()
290 	slot->device = device;  in acpiphp_add_context()
291 	INIT_LIST_HEAD(&slot->funcs);  in acpiphp_add_context()
293 	list_add_tail(&slot->node, &bridge->slots);  in acpiphp_add_context()
315 		retval = acpiphp_register_hotplug_slot(slot, sun);  in acpiphp_add_context()
317 			slot->slot = NULL;  in acpiphp_add_context()
328 	newfunc->slot = slot;  in acpiphp_add_context()
329 	list_add_tail(&newfunc->sibling, &slot->funcs);  in acpiphp_add_context()
333 		slot->flags |= SLOT_ENABLED;  in acpiphp_add_context()
340 	struct acpiphp_slot *slot;  in cleanup_bridge()  local
343 	list_for_each_entry(slot, &bridge->slots, node) {  in cleanup_bridge()
344 		list_for_each_entry(func, &slot->funcs, sibling) {  in cleanup_bridge()
352 		slot->flags |= SLOT_IS_GOING_AWAY;  in cleanup_bridge()
353 		if (slot->slot)  in cleanup_bridge()
354 			acpiphp_unregister_hotplug_slot(slot);  in cleanup_bridge()
393 static void acpiphp_set_acpi_region(struct acpiphp_slot *slot)  in acpiphp_set_acpi_region()  argument
399 	list_for_each_entry(func, &slot->funcs, sibling) {  in acpiphp_set_acpi_region()
412 static void check_hotplug_bridge(struct acpiphp_slot *slot, struct pci_dev *dev)  in check_hotplug_bridge()  argument
420 	list_for_each_entry(func, &slot->funcs, sibling) {  in check_hotplug_bridge()
428 static int acpiphp_rescan_slot(struct acpiphp_slot *slot)  in acpiphp_rescan_slot()  argument
432 	list_for_each_entry(func, &slot->funcs, sibling) {  in acpiphp_rescan_slot()
439 	return pci_scan_slot(slot->bus, PCI_DEVFN(slot->device, 0));  in acpiphp_rescan_slot()
480 static void enable_slot(struct acpiphp_slot *slot, bool bridge)  in enable_slot()  argument
483 	struct pci_bus *bus = slot->bus;  in enable_slot()
495 			if (PCI_SLOT(dev->devfn) == slot->device)  in enable_slot()
502 		acpiphp_rescan_slot(slot);  in enable_slot()
506 				if (PCI_SLOT(dev->devfn) != slot->device)  in enable_slot()
511 					check_hotplug_bridge(slot, dev);  in enable_slot()
526 	acpiphp_set_acpi_region(slot);  in enable_slot()
536 	slot->flags |= SLOT_ENABLED;  in enable_slot()
537 	list_for_each_entry(func, &slot->funcs, sibling) {  in enable_slot()
538 		dev = pci_get_slot(bus, PCI_DEVFN(slot->device,  in enable_slot()
543 			slot->flags &= ~SLOT_ENABLED;  in enable_slot()
554 static void disable_slot(struct acpiphp_slot *slot)  in disable_slot()  argument
556 	struct pci_bus *bus = slot->bus;  in disable_slot()
567 		if (PCI_SLOT(dev->devfn) == slot->device)  in disable_slot()
570 	list_for_each_entry(func, &slot->funcs, sibling)  in disable_slot()
573 	slot->flags &= ~SLOT_ENABLED;  in disable_slot()
576 static bool slot_no_hotplug(struct acpiphp_slot *slot)  in slot_no_hotplug()  argument
578 	struct pci_bus *bus = slot->bus;  in slot_no_hotplug()
582 		if (PCI_SLOT(dev->devfn) == slot->device && dev->ignore_hotplug)  in slot_no_hotplug()
600 static unsigned int get_slot_status(struct acpiphp_slot *slot)  in get_slot_status()  argument
606 	list_for_each_entry(func, &slot->funcs, sibling) {  in get_slot_status()
615 			if (pci_bus_read_dev_vendor_id(slot->bus,  in get_slot_status()
616 					PCI_DEVFN(slot->device, func->function),  in get_slot_status()
630 		if (pci_bus_read_dev_vendor_id(slot->bus,  in get_slot_status()
631 				PCI_DEVFN(slot->device, 0), &dvid, 0)) {  in get_slot_status()
700 	struct acpiphp_slot *slot;  in acpiphp_check_bridge()  local
709 	list_for_each_entry(slot, &bridge->slots, node) {  in acpiphp_check_bridge()
710 		struct pci_bus *bus = slot->bus;  in acpiphp_check_bridge()
713 		if (slot_no_hotplug(slot)) {  in acpiphp_check_bridge()
715 		} else if (device_status_valid(get_slot_status(slot))) {  in acpiphp_check_bridge()
719 				if (PCI_SLOT(dev->devfn) == slot->device)  in acpiphp_check_bridge()
723 			enable_slot(slot, true);  in acpiphp_check_bridge()
725 			disable_slot(slot);  in acpiphp_check_bridge()
782 static int acpiphp_disable_and_eject_slot(struct acpiphp_slot *slot);
788 	struct acpiphp_slot *slot = func->slot;  in hotplug_event()  local
806 		else if (!(slot->flags & SLOT_IS_GOING_AWAY))  in hotplug_event()
807 			enable_slot(slot, false);  in hotplug_event()
816 		} else if (!(slot->flags & SLOT_IS_GOING_AWAY)) {  in hotplug_event()
821 			if (acpiphp_rescan_slot(slot))  in hotplug_event()
829 		acpiphp_disable_and_eject_slot(slot);  in hotplug_event()
984 int acpiphp_enable_slot(struct acpiphp_slot *slot)  in acpiphp_enable_slot()  argument
988 	if (slot->flags & SLOT_IS_GOING_AWAY) {  in acpiphp_enable_slot()
994 	if (!(slot->flags & SLOT_ENABLED))  in acpiphp_enable_slot()
995 		enable_slot(slot, false);  in acpiphp_enable_slot()
1005 static int acpiphp_disable_and_eject_slot(struct acpiphp_slot *slot)  in acpiphp_disable_and_eject_slot()  argument
1009 	if (slot->flags & SLOT_IS_GOING_AWAY)  in acpiphp_disable_and_eject_slot()
1013 	disable_slot(slot);  in acpiphp_disable_and_eject_slot()
1015 	list_for_each_entry(func, &slot->funcs, sibling)  in acpiphp_disable_and_eject_slot()
1028 int acpiphp_disable_slot(struct acpiphp_slot *slot)  in acpiphp_disable_slot()  argument
1038 	ret = acpiphp_disable_and_eject_slot(slot);  in acpiphp_disable_slot()
1048 u8 acpiphp_get_power_status(struct acpiphp_slot *slot)  in acpiphp_get_power_status()  argument
1050 	return (slot->flags & SLOT_ENABLED);  in acpiphp_get_power_status()
1057 u8 acpiphp_get_latch_status(struct acpiphp_slot *slot)  in acpiphp_get_latch_status()  argument
1059 	return !(get_slot_status(slot) & ACPI_STA_DEVICE_UI);  in acpiphp_get_latch_status()
1066 u8 acpiphp_get_adapter_status(struct acpiphp_slot *slot)  in acpiphp_get_adapter_status()  argument
1068 	return !!get_slot_status(slot);  in acpiphp_get_adapter_status()