#include <linux/notifier.h> /** * struct subsys_private - structure to hold the private to the driver core portions of the bus_type/class structure. * * @subsys - the struct kset that defines this subsystem * @devices_kset - the subsystem's 'devices' directory * @interfaces - list of subsystem interfaces associated * @mutex - protect the devices, and interfaces lists. * * @drivers_kset - the list of drivers associated * @klist_devices - the klist to iterate over the @devices_kset * @klist_drivers - the klist to iterate over the @drivers_kset * @bus_notifier - the bus notifier list for anything that cares about things *                 on this bus. * @bus - pointer back to the struct bus_type that this structure is associated *        with. * * @glue_dirs - "glue" directory to put in-between the parent device to *              avoid namespace conflicts * @class - pointer back to the struct class that this structure is associated *          with. * * This structure is the one that is the actual kobject allowing struct * bus_type/class to be statically allocated safely.  Nothing outside of the * driver core should ever touch these fields. */struct subsys_private {	struct kset subsys;	struct kset *devices_kset;	struct list_head interfaces;	struct mutex mutex; 	struct kset *drivers_kset;	struct klist klist_devices;	struct klist klist_drivers;	struct blocking_notifier_head bus_notifier;	unsigned int drivers_autoprobe:1;	struct bus_type *bus; 	struct kset glue_dirs;	struct class *class;};#define to_subsys_private(obj) container_of(obj, struct subsys_private, subsys.kobj) struct driver_private {	struct kobject kobj;	struct klist klist_devices;	struct klist_node knode_bus;	struct module_kobject *mkobj;	struct device_driver *driver;};#define to_driver(obj) container_of(obj, struct driver_private, kobj) /** * struct device_private - structure to hold the private to the driver core portions of the device structure. * * @klist_children - klist containing all children of this device * @knode_parent - node in sibling list * @knode_driver - node in driver list * @knode_bus - node in bus list * @deferred_probe - entry in deferred_probe_list which is used to retry the *	binding of drivers which were unable to get all the resources needed by *	the device; typically because it depends on another driver getting *	probed first. * @device - pointer back to the struct device that this structure is * associated with. * * Nothing outside of the driver core should ever touch these fields. */struct device_private {	struct klist klist_children;	struct klist_node knode_parent;	struct klist_node knode_driver;	struct klist_node knode_bus;	struct list_head deferred_probe;	struct device *device;};#define to_device_private_parent(obj)	\	container_of(obj, struct device_private, knode_parent)#define to_device_private_driver(obj)	\	container_of(obj, struct device_private, knode_driver)#define to_device_private_bus(obj)	\	container_of(obj, struct device_private, knode_bus) extern int device_private_init(struct device *dev); /* initialisation functions */extern int devices_init(void);extern int buses_init(void);extern int classes_init(void);extern int firmware_init(void);#ifdef CONFIG_SYS_HYPERVISORextern int hypervisor_init(void);#elsestatic inline int hypervisor_init(void) { return 0; }#endifextern int platform_bus_init(void);extern void cpu_dev_init(void);extern void container_dev_init(void); struct kobject *virtual_device_parent(struct device *dev); extern int bus_add_device(struct device *dev);extern void bus_probe_device(struct device *dev);extern void bus_remove_device(struct device *dev); extern int bus_add_driver(struct device_driver *drv);extern void bus_remove_driver(struct device_driver *drv);extern void device_release_driver_internal(struct device *dev,					   struct device_driver *drv,					   struct device *parent); extern void driver_detach(struct device_driver *drv);extern int driver_probe_device(struct device_driver *drv, struct device *dev);extern void driver_deferred_probe_del(struct device *dev);static inline int driver_match_device(struct device_driver *drv,				      struct device *dev){	return drv->bus->match ? drv->bus->match(dev, drv) : 1;}extern bool driver_allows_async_probing(struct device_driver *drv); extern int driver_add_groups(struct device_driver *drv,			     const struct attribute_group **groups);extern void driver_remove_groups(struct device_driver *drv,				 const struct attribute_group **groups); extern int device_add_groups(struct device *dev,			     const struct attribute_group **groups);extern void device_remove_groups(struct device *dev,				 const struct attribute_group **groups); extern char *make_class_name(const char *name, struct kobject *kobj); extern int devres_release_all(struct device *dev);extern void device_block_probing(void);extern void device_unblock_probing(void); /* /sys/devices directory */extern struct kset *devices_kset;extern void devices_kset_move_last(struct device *dev); #if defined(CONFIG_MODULES) && defined(CONFIG_SYSFS)extern void module_add_driver(struct module *mod, struct device_driver *drv);extern void module_remove_driver(struct device_driver *drv);#elsestatic inline void module_add_driver(struct module *mod,				     struct device_driver *drv) { }static inline void module_remove_driver(struct device_driver *drv) { }#endif #ifdef CONFIG_DEVTMPFSextern int devtmpfs_init(void);#elsestatic inline int devtmpfs_init(void) { return 0; }#endif /* Device links support */extern int device_links_read_lock(void);extern void device_links_read_unlock(int idx);extern int device_links_check_suppliers(struct device *dev);extern void device_links_driver_bound(struct device *dev);extern void device_links_driver_cleanup(struct device *dev);extern void device_links_no_driver(struct device *dev);extern bool device_links_busy(struct device *dev);extern void device_links_unbind_consumers(struct device *dev);