diff options
| author | Biju Das <biju.das.jz@bp.renesas.com> | 2025-02-05 12:42:21 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2025-02-07 13:43:55 +0000 |
| commit | 8d3bbe4355aded32961b9009b31de6d41b7352e9 (patch) | |
| tree | 5e04b5696513355c73430f293c9fa0a2edbcda26 /include | |
| parent | 26db4dbb747813b5946aff31485873f071a10332 (diff) | |
of: base: Add of_get_available_child_by_name()
There are lot of drivers using of_get_child_by_name() followed by
of_device_is_available() to find the available child node by name for a
given parent. Provide a helper for these users to simplify the code.
Suggested-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/of.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/of.h b/include/linux/of.h index eaf0e2a2b75c..9d6b8a61607f 100644 --- a/include/linux/of.h +++ b/include/linux/of.h @@ -301,6 +301,8 @@ extern struct device_node *of_get_compatible_child(const struct device_node *par const char *compatible); extern struct device_node *of_get_child_by_name(const struct device_node *node, const char *name); +extern struct device_node *of_get_available_child_by_name(const struct device_node *node, + const char *name); /* cache lookup */ extern struct device_node *of_find_next_cache_node(const struct device_node *); @@ -578,6 +580,13 @@ static inline struct device_node *of_get_child_by_name( return NULL; } +static inline struct device_node *of_get_available_child_by_name( + const struct device_node *node, + const char *name) +{ + return NULL; +} + static inline int of_device_is_compatible(const struct device_node *device, const char *name) { |