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13#include <linux/notifier.h>
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40struct subsys_private {
41 struct kset subsys;
42 struct kset *devices_kset;
43 struct list_head interfaces;
44 struct mutex mutex;
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46 struct kset *drivers_kset;
47 struct klist klist_devices;
48 struct klist klist_drivers;
49 struct blocking_notifier_head bus_notifier;
50 unsigned int drivers_autoprobe:1;
51 struct bus_type *bus;
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53 struct kset glue_dirs;
54 struct class *class;
55};
56#define to_subsys_private(obj) container_of(obj, struct subsys_private, subsys.kobj)
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58struct driver_private {
59 struct kobject kobj;
60 struct klist klist_devices;
61 struct klist_node knode_bus;
62 struct module_kobject *mkobj;
63 struct device_driver *driver;
64};
65#define to_driver(obj) container_of(obj, struct driver_private, kobj)
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88struct device_private {
89 struct klist klist_children;
90 struct klist_node knode_parent;
91 struct klist_node knode_driver;
92 struct klist_node knode_bus;
93 struct klist_node knode_class;
94 struct list_head deferred_probe;
95 struct device_driver *async_driver;
96 char *deferred_probe_reason;
97 struct device *device;
98 u8 dead:1;
99};
100#define to_device_private_parent(obj) \
101 container_of(obj, struct device_private, knode_parent)
102#define to_device_private_driver(obj) \
103 container_of(obj, struct device_private, knode_driver)
104#define to_device_private_bus(obj) \
105 container_of(obj, struct device_private, knode_bus)
106#define to_device_private_class(obj) \
107 container_of(obj, struct device_private, knode_class)
108
109
110extern int devices_init(void);
111extern int buses_init(void);
112extern int classes_init(void);
113extern int firmware_init(void);
114#ifdef CONFIG_SYS_HYPERVISOR
115extern int hypervisor_init(void);
116#else
117static inline int hypervisor_init(void) { return 0; }
118#endif
119extern int platform_bus_init(void);
120extern void cpu_dev_init(void);
121extern void container_dev_init(void);
122#ifdef CONFIG_AUXILIARY_BUS
123extern void auxiliary_bus_init(void);
124#else
125static inline void auxiliary_bus_init(void) { }
126#endif
127
128struct kobject *virtual_device_parent(struct device *dev);
129
130extern int bus_add_device(struct device *dev);
131extern void bus_probe_device(struct device *dev);
132extern void bus_remove_device(struct device *dev);
133
134extern int bus_add_driver(struct device_driver *drv);
135extern void bus_remove_driver(struct device_driver *drv);
136extern void device_release_driver_internal(struct device *dev,
137 struct device_driver *drv,
138 struct device *parent);
139
140extern void driver_detach(struct device_driver *drv);
141extern void driver_deferred_probe_del(struct device *dev);
142extern void device_set_deferred_probe_reason(const struct device *dev,
143 struct va_format *vaf);
144static inline int driver_match_device(struct device_driver *drv,
145 struct device *dev)
146{
147 return drv->bus->match ? drv->bus->match(dev, drv) : 1;
148}
149extern bool driver_allows_async_probing(struct device_driver *drv);
150
151extern int driver_add_groups(struct device_driver *drv,
152 const struct attribute_group **groups);
153extern void driver_remove_groups(struct device_driver *drv,
154 const struct attribute_group **groups);
155void device_driver_detach(struct device *dev);
156
157extern char *make_class_name(const char *name, struct kobject *kobj);
158
159extern int devres_release_all(struct device *dev);
160extern void device_block_probing(void);
161extern void device_unblock_probing(void);
162extern void deferred_probe_extend_timeout(void);
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165extern struct kset *devices_kset;
166extern void devices_kset_move_last(struct device *dev);
167
168#if defined(CONFIG_MODULES) && defined(CONFIG_SYSFS)
169extern void module_add_driver(struct module *mod, struct device_driver *drv);
170extern void module_remove_driver(struct device_driver *drv);
171#else
172static inline void module_add_driver(struct module *mod,
173 struct device_driver *drv) { }
174static inline void module_remove_driver(struct device_driver *drv) { }
175#endif
176
177#ifdef CONFIG_DEVTMPFS
178extern int devtmpfs_init(void);
179#else
180static inline int devtmpfs_init(void) { return 0; }
181#endif
182
183
184extern int device_links_read_lock(void);
185extern void device_links_read_unlock(int idx);
186extern int device_links_read_lock_held(void);
187extern int device_links_check_suppliers(struct device *dev);
188extern void device_links_force_bind(struct device *dev);
189extern void device_links_driver_bound(struct device *dev);
190extern void device_links_driver_cleanup(struct device *dev);
191extern void device_links_no_driver(struct device *dev);
192extern bool device_links_busy(struct device *dev);
193extern void device_links_unbind_consumers(struct device *dev);
194extern void fw_devlink_drivers_done(void);
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197void device_pm_move_to_tail(struct device *dev);
198
199#ifdef CONFIG_DEVTMPFS
200int devtmpfs_create_node(struct device *dev);
201int devtmpfs_delete_node(struct device *dev);
202#else
203static inline int devtmpfs_create_node(struct device *dev) { return 0; }
204static inline int devtmpfs_delete_node(struct device *dev) { return 0; }
205#endif
206
207void software_node_notify(struct device *dev);
208void software_node_notify_remove(struct device *dev);
209