aboutsummaryrefslogtreecommitdiffstats
path: root/include/linux/of_dma.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/of_dma.h')
-rw-r--r--include/linux/of_dma.h10
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;
}