/**
* struct class_private - structure to hold the private to the driver core portions of the class structure.
*
- * @subsys - the struct kset that defines this class. This is the main kobject
- * @children - list of class_devices associated with this class
- * @devices - list of devices associated with this class
- * @interfaces - list of class_interfaces associated with this class
- * @class_dirs -
- * @sem - semaphore to protect the children, devices, and interfaces lists.
+ * @class_subsys - the struct kset that defines this class. This is the main kobject
+ * @class_devices - list of devices associated with this class
+ * @class_interfaces - list of class_interfaces associated with this class
+ * @class_dirs - "glue" directory for virtual devices associated with this class
+ * @class_mutex - mutex to protect the children, devices, and interfaces lists.
* @class - pointer back to the struct class that this structure is associated
* with.
*
* core should ever touch these fields.
*/
struct class_private {
- struct kset subsys;
- struct list_head devices;
- struct list_head interfaces;
+ struct kset class_subsys;
+ struct list_head class_devices;
+ struct list_head class_interfaces;
struct kset class_dirs;
- struct semaphore sem;
+ struct mutex class_mutex;
struct class *class;
};
-#define to_class(obj) container_of(obj, struct class_private, subsys.kobj)
+#define to_class(obj) \
+ container_of(obj, struct class_private, class_subsys.kobj)
/* initialisation functions */
extern int devices_init(void);