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Diffstat (limited to 'include/linux/of.h')
-rw-r--r--include/linux/of.h13
1 files changed, 11 insertions, 2 deletions
diff --git a/include/linux/of.h b/include/linux/of.h
index 5ebcc5c8e423..a0f129284948 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -92,7 +92,7 @@ static inline void of_node_put(struct device_node *node) { }
extern struct device_node *of_allnodes;
extern struct device_node *of_chosen;
extern struct device_node *of_aliases;
-extern rwlock_t devtree_lock;
+extern raw_spinlock_t devtree_lock;
static inline bool of_have_populated_dt(void)
{
@@ -160,7 +160,7 @@ static inline unsigned long of_read_ulong(const __be32 *cell, int size)
#define OF_BAD_ADDR ((u64)-1)
-static inline const char* of_node_full_name(struct device_node *np)
+static inline const char *of_node_full_name(const struct device_node *np)
{
return np ? np->full_name : "<no-node>";
}
@@ -277,6 +277,8 @@ extern struct device_node *of_parse_phandle(const struct device_node *np,
extern int of_parse_phandle_with_args(const struct device_node *np,
const char *list_name, const char *cells_name, int index,
struct of_phandle_args *out_args);
+extern int of_count_phandle_with_args(const struct device_node *np,
+ const char *list_name, const char *cells_name);
extern void of_alias_scan(void * (*dt_alloc)(u64 size, u64 align));
extern int of_alias_get_id(struct device_node *np, const char *stem);
@@ -467,6 +469,13 @@ static inline int of_parse_phandle_with_args(struct device_node *np,
return -ENOSYS;
}
+static inline int of_count_phandle_with_args(struct device_node *np,
+ const char *list_name,
+ const char *cells_name)
+{
+ return -ENOSYS;
+}
+
static inline int of_alias_get_id(struct device_node *np, const char *stem)
{
return -ENOSYS;