2 files changed, 4 insertions, 4 deletions

diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index 91ac8da25020..274071ca6f04 100644
--- a/include/linux/dmaengine.h
+++ b/include/linux/dmaengine.h
@@ -968,7 +968,7 @@ enum dma_status dma_sync_wait(struct dma_chan *chan, dma_cookie_t cookie);
 enum dma_status dma_wait_for_async_tx(struct dma_async_tx_descriptor *tx);
 void dma_issue_pending_all(void);
 struct dma_chan *__dma_request_channel(dma_cap_mask_t *mask, dma_filter_fn fn, void *fn_param);
-struct dma_chan *dma_request_slave_channel(struct device *dev, char *name);
+struct dma_chan *dma_request_slave_channel(struct device *dev, const char *name);
 void dma_release_channel(struct dma_chan *chan);
 #else
 static inline enum dma_status dma_wait_for_async_tx(struct dma_async_tx_descriptor *tx)
@@ -984,7 +984,7 @@ static inline struct dma_chan *__dma_request_channel(dma_cap_mask_t *mask,
         return NULL;
 }
 static inline struct dma_chan *dma_request_slave_channel(struct device *dev,
-                                                         char *name)
+                                                         const char *name)
 {
         return NULL;
 }
diff --git a/include/linux/of_dma.h b/include/linux/of_dma.h
index d15073e080dd..ce6a8ab3d2bb 100644
--- a/include/linux/of_dma.h
+++ b/include/linux/of_dma.h
@@ -40,7 +40,7 @@ extern int of_dma_controller_register(struct device_node *np,
                 void *data);
 extern int 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
@@ -58,7 +58,7 @@ static inline int of_dma_controller_free(struct device_node *np)
 }
 
 static inline struct dma_chan *of_dma_request_slave_channel(struct device_node *np,
-                                                     char *name)
+                                                     const char *name)
 {
         return NULL;
 }