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-rw-r--r--include/linux/of.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/of.h b/include/linux/of.h
index 5919ee33f2b7..1b1163225f3b 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -190,10 +190,17 @@ extern struct device_node *of_get_parent(const struct device_node *node);
190extern struct device_node *of_get_next_parent(struct device_node *node); 190extern struct device_node *of_get_next_parent(struct device_node *node);
191extern struct device_node *of_get_next_child(const struct device_node *node, 191extern struct device_node *of_get_next_child(const struct device_node *node,
192 struct device_node *prev); 192 struct device_node *prev);
193extern struct device_node *of_get_next_available_child(
194 const struct device_node *node, struct device_node *prev);
195
193#define for_each_child_of_node(parent, child) \ 196#define for_each_child_of_node(parent, child) \
194 for (child = of_get_next_child(parent, NULL); child != NULL; \ 197 for (child = of_get_next_child(parent, NULL); child != NULL; \
195 child = of_get_next_child(parent, child)) 198 child = of_get_next_child(parent, child))
196 199
200#define for_each_available_child_of_node(parent, child) \
201 for (child = of_get_next_available_child(parent, NULL); child != NULL; \
202 child = of_get_next_available_child(parent, child))
203
197static inline int of_get_child_count(const struct device_node *np) 204static inline int of_get_child_count(const struct device_node *np)
198{ 205{
199 struct device_node *child; 206 struct device_node *child;