Ben Dooks | a1bdc7a | 2005-10-13 17:54:41 +0100 | [diff] [blame] | 1 | |
Greg Kroah-Hartman | c6f7e72 | 2007-11-01 19:41:16 -0700 | [diff] [blame] | 2 | /** |
| 3 | * struct bus_type_private - structure to hold the private to the driver core portions of the bus_type structure. |
| 4 | * |
| 5 | * @subsys - the struct kset that defines this bus. This is the main kobject |
| 6 | * @drivers_kset - the list of drivers associated with this bus |
| 7 | * @devices_kset - the list of devices associated with this bus |
| 8 | * @klist_devices - the klist to iterate over the @devices_kset |
| 9 | * @klist_drivers - the klist to iterate over the @drivers_kset |
| 10 | * @bus_notifier - the bus notifier list for anything that cares about things |
| 11 | * on this bus. |
| 12 | * @bus - pointer back to the struct bus_type that this structure is associated |
| 13 | * with. |
| 14 | * |
| 15 | * This structure is the one that is the actual kobject allowing struct |
| 16 | * bus_type to be statically allocated safely. Nothing outside of the driver |
| 17 | * core should ever touch these fields. |
| 18 | */ |
| 19 | struct bus_type_private { |
| 20 | struct kset subsys; |
| 21 | struct kset *drivers_kset; |
| 22 | struct kset *devices_kset; |
| 23 | struct klist klist_devices; |
| 24 | struct klist klist_drivers; |
| 25 | struct blocking_notifier_head bus_notifier; |
| 26 | unsigned int drivers_autoprobe:1; |
| 27 | struct bus_type *bus; |
| 28 | }; |
Ben Dooks | a1bdc7a | 2005-10-13 17:54:41 +0100 | [diff] [blame] | 29 | |
Greg Kroah-Hartman | e5dd127 | 2007-11-28 15:59:15 -0800 | [diff] [blame] | 30 | struct driver_private { |
| 31 | struct kobject kobj; |
| 32 | struct klist klist_devices; |
| 33 | struct klist_node knode_bus; |
| 34 | struct module_kobject *mkobj; |
| 35 | struct device_driver *driver; |
| 36 | }; |
| 37 | #define to_driver(obj) container_of(obj, struct driver_private, kobj) |
Greg Kroah-Hartman | c6f7e72 | 2007-11-01 19:41:16 -0700 | [diff] [blame] | 38 | |
Greg Kroah-Hartman | 7c71448 | 2008-01-22 18:17:41 -0500 | [diff] [blame^] | 39 | |
| 40 | /** |
| 41 | * struct class_private - structure to hold the private to the driver core portions of the class structure. |
| 42 | * |
| 43 | * @subsys - the struct kset that defines this class. This is the main kobject |
| 44 | * @children - list of class_devices associated with this class |
| 45 | * @devices - list of devices associated with this class |
| 46 | * @interfaces - list of class_interfaces associated with this class |
| 47 | * @class_dirs - |
| 48 | * @sem - semaphore to protect the children, devices, and interfaces lists. |
| 49 | * @class - pointer back to the struct class that this structure is associated |
| 50 | * with. |
| 51 | * |
| 52 | * This structure is the one that is the actual kobject allowing struct |
| 53 | * class to be statically allocated safely. Nothing outside of the driver |
| 54 | * core should ever touch these fields. |
| 55 | */ |
| 56 | struct class_private { |
| 57 | struct kset subsys; |
| 58 | struct list_head devices; |
| 59 | struct list_head interfaces; |
| 60 | struct kset class_dirs; |
| 61 | struct semaphore sem; |
| 62 | struct class *class; |
| 63 | }; |
| 64 | #define to_class(obj) container_of(obj, struct class_private, subsys.kobj) |
| 65 | |
Greg Kroah-Hartman | c6f7e72 | 2007-11-01 19:41:16 -0700 | [diff] [blame] | 66 | /* initialisation functions */ |
Ben Dooks | a1bdc7a | 2005-10-13 17:54:41 +0100 | [diff] [blame] | 67 | extern int devices_init(void); |
| 68 | extern int buses_init(void); |
| 69 | extern int classes_init(void); |
| 70 | extern int firmware_init(void); |
Michael Holzheu | 4039483 | 2006-05-09 12:53:49 +0200 | [diff] [blame] | 71 | #ifdef CONFIG_SYS_HYPERVISOR |
| 72 | extern int hypervisor_init(void); |
| 73 | #else |
| 74 | static inline int hypervisor_init(void) { return 0; } |
| 75 | #endif |
Ben Dooks | a1bdc7a | 2005-10-13 17:54:41 +0100 | [diff] [blame] | 76 | extern int platform_bus_init(void); |
| 77 | extern int system_bus_init(void); |
| 78 | extern int cpu_dev_init(void); |
Ben Dooks | a1bdc7a | 2005-10-13 17:54:41 +0100 | [diff] [blame] | 79 | |
Greg Kroah-Hartman | 4a3ad20 | 2008-01-24 22:50:12 -0800 | [diff] [blame] | 80 | extern int bus_add_device(struct device *dev); |
| 81 | extern void bus_attach_device(struct device *dev); |
| 82 | extern void bus_remove_device(struct device *dev); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 83 | |
Greg Kroah-Hartman | 4a3ad20 | 2008-01-24 22:50:12 -0800 | [diff] [blame] | 84 | extern int bus_add_driver(struct device_driver *drv); |
| 85 | extern void bus_remove_driver(struct device_driver *drv); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 86 | |
Greg Kroah-Hartman | 4a3ad20 | 2008-01-24 22:50:12 -0800 | [diff] [blame] | 87 | extern void driver_detach(struct device_driver *drv); |
| 88 | extern int driver_probe_device(struct device_driver *drv, struct device *dev); |
mochel@digitalimplant.org | 07e4a3e | 2005-03-21 10:52:54 -0800 | [diff] [blame] | 89 | |
Adrian Bunk | f67d115 | 2006-01-19 17:30:17 +0100 | [diff] [blame] | 90 | extern void sysdev_shutdown(void); |
| 91 | extern int sysdev_suspend(pm_message_t state); |
| 92 | extern int sysdev_resume(void); |
| 93 | |
Greg Kroah-Hartman | aa49b91 | 2006-06-20 13:59:20 -0700 | [diff] [blame] | 94 | extern char *make_class_name(const char *name, struct kobject *kobj); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 95 | |
Adrian Bunk | 2a01345 | 2007-06-18 01:42:54 +0200 | [diff] [blame] | 96 | extern int devres_release_all(struct device *dev); |
Greg Kroah-Hartman | 823bccf | 2007-04-13 13:15:19 -0700 | [diff] [blame] | 97 | |
Greg Kroah-Hartman | 881c6cfd | 2007-11-01 09:29:06 -0600 | [diff] [blame] | 98 | extern struct kset *devices_kset; |
Greg Kroah-Hartman | c63469a | 2007-11-28 12:23:18 -0800 | [diff] [blame] | 99 | |
Randy Dunlap | 92b4214 | 2007-12-31 10:05:43 -0800 | [diff] [blame] | 100 | #if defined(CONFIG_MODULES) && defined(CONFIG_SYSFS) |
Greg Kroah-Hartman | c63469a | 2007-11-28 12:23:18 -0800 | [diff] [blame] | 101 | extern void module_add_driver(struct module *mod, struct device_driver *drv); |
| 102 | extern void module_remove_driver(struct device_driver *drv); |
| 103 | #else |
| 104 | static inline void module_add_driver(struct module *mod, |
| 105 | struct device_driver *drv) { } |
| 106 | static inline void module_remove_driver(struct device_driver *drv) { } |
| 107 | #endif |