driver core: create a private portion of struct device

[linux-2.6-omap-h63xx.git] / drivers / base / base.h

diff --git a/drivers/base/base.h b/drivers/base/base.h
index 0a5f055dffbaa389fd8f4b2f0bfe81fe5a352241..6b20809b5fd44aff77cd2cd87657efc28430721d 100644 (file)
--- a/drivers/base/base.h
+++ b/drivers/base/base.h
@@ -63,6 +63,18 @@ struct class_private {
 #define to_class(obj)  \
        container_of(obj, struct class_private, class_subsys.kobj)
 
+/**
+ * struct device_private - structure to hold the private to the driver core portions of the device structure.
+ *
+ * @device - pointer back to the struct class that this structure is
+ * associated with.
+ *
+ * Nothing outside of the driver core should ever touch these fields.
+ */
+struct device_private {
+       struct device *device;
+};
+
 /* initialisation functions */
 extern int devices_init(void);
 extern int buses_init(void);