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Diffstat (limited to 'include/linux/of.h')
-rw-r--r--include/linux/of.h21
1 files changed, 16 insertions, 5 deletions
diff --git a/include/linux/of.h b/include/linux/of.h
index 0fe5bef81a7e..fe472e5195a9 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -137,11 +137,16 @@ extern struct device_node *of_aliases;
extern struct device_node *of_stdout;
extern raw_spinlock_t devtree_lock;
-/* flag descriptions (need to be visible even when !CONFIG_OF) */
-#define OF_DYNAMIC 1 /* node and properties were allocated via kmalloc */
-#define OF_DETACHED 2 /* node has been detached from the device tree */
-#define OF_POPULATED 3 /* device already created for the node */
-#define OF_POPULATED_BUS 4 /* of_platform_populate recursed to children of this node */
+/*
+ * struct device_node flag descriptions
+ * (need to be visible even when !CONFIG_OF)
+ */
+#define OF_DYNAMIC 1 /* (and properties) allocated via kmalloc */
+#define OF_DETACHED 2 /* detached from the device tree */
+#define OF_POPULATED 3 /* device already created */
+#define OF_POPULATED_BUS 4 /* platform bus created for children */
+#define OF_OVERLAY 5 /* allocated for an overlay */
+#define OF_OVERLAY_FREE_CSET 6 /* in overlay cset being freed */
#define OF_BAD_ADDR ((u64)-1)
@@ -984,6 +989,12 @@ static inline int of_map_rid(struct device_node *np, u32 rid,
#define of_node_cmp(s1, s2) strcasecmp((s1), (s2))
#endif
+static inline int of_prop_val_eq(struct property *p1, struct property *p2)
+{
+ return p1->length == p2->length &&
+ !memcmp(p1->value, p2->value, (size_t)p1->length);
+}
+
#if defined(CONFIG_OF) && defined(CONFIG_NUMA)
extern int of_node_to_nid(struct device_node *np);
#else