driver core: Inline dev_set/get_drvdata

dev_set_drvdata and dev_get_drvdata are now simple enough again that
we can inline them as they used to be before commit b4028437.
Signed-off-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/base/dd.c

@@ -587,19 +587,3 @@ void driver_detach(struct device_driver *drv)
 		put_device(dev);
 	}
 }
-
-/*
- * These exports can't be _GPL due to .h files using this within them, and it
- * might break something that was previously working...
- */
-void *dev_get_drvdata(const struct device *dev)
-{
-	return dev->driver_data;
-}
-EXPORT_SYMBOL(dev_get_drvdata);
-
-void dev_set_drvdata(struct device *dev, void *data)
-{
-	dev->driver_data = data;
-}
-EXPORT_SYMBOL(dev_set_drvdata);

include/linux/device.h

@@ -826,6 +826,16 @@ static inline void set_dev_node(struct device *dev, int node)
 }
 #endif
 
+static inline void *dev_get_drvdata(const struct device *dev)
+{
+	return dev->driver_data;
+}
+
+static inline void dev_set_drvdata(struct device *dev, void *data)
+{
+	dev->driver_data = data;
+}
+
 static inline struct pm_subsys_data *dev_to_psd(struct device *dev)
 {
 	return dev ? dev->power.subsys_data : NULL;
@@ -910,8 +920,6 @@ extern int device_move(struct device *dev, struct device *new_parent,
 extern const char *device_get_devnode(struct device *dev,
 				      umode_t *mode, kuid_t *uid, kgid_t *gid,
 				      const char **tmp);
-extern void *dev_get_drvdata(const struct device *dev);
-extern void dev_set_drvdata(struct device *dev, void *data);
 
 static inline bool device_supports_offline(struct device *dev)
 {