1 files changed, 25 insertions, 14 deletions

diff --git a/include/linux/device.h b/include/linux/device.h
index 1a3686d15f98..7d9da4b4993f 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -28,6 +28,7 @@
 #define BUS_ID_SIZE             20
 
 struct device;
+struct device_private;
 struct device_driver;
 struct driver_private;
 struct class;
@@ -65,7 +66,7 @@ struct bus_type {
         int (*resume_early)(struct device *dev);
         int (*resume)(struct device *dev);
 
-        struct pm_ext_ops *pm;
+        struct dev_pm_ops *pm;
 
         struct bus_type_private *p;
 };
@@ -133,7 +134,7 @@ struct device_driver {
         int (*resume) (struct device *dev);
         struct attribute_group **groups;
 
-        struct pm_ops *pm;
+        struct dev_pm_ops *pm;
 
         struct driver_private *p;
 };
@@ -198,7 +199,7 @@ struct class {
         int (*suspend)(struct device *dev, pm_message_t state);
         int (*resume)(struct device *dev);
 
-        struct pm_ops *pm;
+        struct dev_pm_ops *pm;
         struct class_private *p;
 };
 
@@ -291,7 +292,7 @@ struct device_type {
         int (*suspend)(struct device *dev, pm_message_t state);
         int (*resume)(struct device *dev);
 
-        struct pm_ops *pm;
+        struct dev_pm_ops *pm;
 };
 
 /* interface for exporting device attributes */
@@ -365,17 +366,15 @@ struct device_dma_parameters {
 };
 
 struct device {
-        struct klist            klist_children;
-        struct klist_node       knode_parent;   /* node in sibling list */
-        struct klist_node       knode_driver;
-        struct klist_node       knode_bus;
         struct device           *parent;
 
+        struct device_private   *p;
+
         struct kobject kobj;
         char    bus_id[BUS_ID_SIZE];    /* position on parent bus */
+        unsigned                uevent_suppress:1;
         const char              *init_name; /* initial name of the device */
         struct device_type      *type;
-        unsigned                uevent_suppress:1;
 
         struct semaphore        sem;    /* semaphore to synchronize calls to
                                          * its driver.
@@ -408,12 +407,13 @@ struct device {
         /* arch specific additions */
         struct dev_archdata     archdata;
 
+        dev_t                   devt;   /* dev_t, creates the sysfs "dev" */
+
         spinlock_t              devres_lock;
         struct list_head        devres_head;
 
         struct klist_node       knode_class;
         struct class            *class;
-        dev_t                   devt;   /* dev_t, creates the sysfs "dev" */
         struct attribute_group  **groups;       /* optional groups */
 
         void    (*release)(struct device *dev);
@@ -483,6 +483,17 @@ extern int device_rename(struct device *dev, char *new_name);
 extern int device_move(struct device *dev, struct device *new_parent);
 
 /*
+ * Root device objects for grouping under /sys/devices
+ */
+extern struct device *__root_device_register(const char *name,
+                                             struct module *owner);
+static inline struct device *root_device_register(const char *name)
+{
+        return __root_device_register(name, THIS_MODULE);
+}
+extern void root_device_unregister(struct device *root);
+
+/*
  * Manual binding of a device to driver. See drivers/base/bus.c
  * for information on use.
  */
@@ -553,13 +564,13 @@ extern const char *dev_driver_string(const struct device *dev);
 #define dev_info(dev, format, arg...)           \
         dev_printk(KERN_INFO , dev , format , ## arg)
 
-#if defined(CONFIG_DYNAMIC_PRINTK_DEBUG)
+#if defined(DEBUG)
+#define dev_dbg(dev, format, arg...)            \
+        dev_printk(KERN_DEBUG , dev , format , ## arg)
+#elif defined(CONFIG_DYNAMIC_PRINTK_DEBUG)
 #define dev_dbg(dev, format, ...) do { \
         dynamic_dev_dbg(dev, format, ##__VA_ARGS__); \
         } while (0)
-#elif defined(DEBUG)
-#define dev_dbg(dev, format, arg...)            \
-        dev_printk(KERN_DEBUG , dev , format , ## arg)
 #else
 #define dev_dbg(dev, format, arg...)            \
         ({ if (0) dev_printk(KERN_DEBUG, dev, format, ##arg); 0; })