1 files changed, 15 insertions, 0 deletions

diff --git a/drivers/w1/w1.h b/drivers/w1/w1.h
index 4f0a986e33e3..f8308266d8d6 100644
--- a/drivers/w1/w1.h
+++ b/drivers/w1/w1.h
@@ -191,6 +191,21 @@ struct w1_master
 int w1_create_master_attributes(struct w1_master *);
 void w1_search(struct w1_master *dev, w1_slave_found_callback cb);
 
+static inline struct w1_slave* dev_to_w1_slave(struct device *dev)
+{
+        return container_of(dev, struct w1_slave, dev);
+}
+
+static inline struct w1_slave* kobj_to_w1_slave(struct kobject *kobj)
+{
+        return dev_to_w1_slave(container_of(kobj, struct device, kobj));
+}
+
+static inline struct w1_master* dev_to_w1_master(struct device *dev)
+{
+        return container_of(dev, struct w1_master, dev);
+}
+
 #endif /* __KERNEL__ */
 
 #endif /* __W1_H */