[PATCH 08/15] of: Add of_fwnode_handle() to convert device nodes to fwnode_handle

Sakari Ailus
2017-01-27T16:08:11Z

of_fwnode_handle() returns a struct fwnode_handle of the struct
device_node. This may be used on the fwnode property API.

Use a macro instead of a function in order to support const and non-const
arguments.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
---
include/linux/of.h | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/include/linux/of.h b/include/linux/of.h
index d72f010..55eee5d 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -159,6 +159,8 @@ static inline struct device_node *to_of_node(struct fwnode_handle *fwnode)
container_of(fwnode, struct device_node, fwnode) : NULL;
}

+#define of_fwnode_handle(node) (&(node)->fwnode)
+
static inline bool of_have_populated_dt(void)
{
return of_root != NULL;
@@ -601,6 +603,8 @@ static inline struct device_node *of_find_node_with_property(
return NULL;
}

+#define of_fwnode_handle(node) NULL
+
static inline bool of_have_populated_dt(void)
{
return false;
--
2.7.4