1 files changed, 4 insertions, 6 deletions

diff --git a/include/linux/of_dma.h b/include/linux/of_dma.h
index d15073e080dd..364dda734877 100644
--- a/include/linux/of_dma.h
+++ b/include/linux/of_dma.h
@@ -25,7 +25,6 @@ struct of_dma {
         struct dma_chan         *(*of_dma_xlate)
                                 (struct of_phandle_args *, struct of_dma *);
         void                    *of_dma_data;
-        int                     use_count;
 };
 
 struct of_dma_filter_info {
@@ -38,9 +37,9 @@ extern int of_dma_controller_register(struct device_node *np,
                 struct dma_chan *(*of_dma_xlate)
                 (struct of_phandle_args *, struct of_dma *),
                 void *data);
-extern int of_dma_controller_free(struct device_node *np);
+extern void of_dma_controller_free(struct device_node *np);
 extern struct dma_chan *of_dma_request_slave_channel(struct device_node *np,
-                                                     char *name);
+                                                     const char *name);
 extern struct dma_chan *of_dma_simple_xlate(struct of_phandle_args *dma_spec,
                 struct of_dma *ofdma);
 #else
@@ -52,13 +51,12 @@ static inline int of_dma_controller_register(struct device_node *np,
         return -ENODEV;
 }
 
-static inline int of_dma_controller_free(struct device_node *np)
+static inline void of_dma_controller_free(struct device_node *np)
 {
-        return -ENODEV;
 }
 
 static inline struct dma_chan *of_dma_request_slave_channel(struct device_node *np,
-                                                     char *name)
+                                                     const char *name)
 {
         return NULL;
 }