diff options
| author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2017-04-20 01:32:47 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2017-05-17 10:21:16 +0100 |
| commit | ac1e6958d3be29a28889b09e4eec1798eccc1606 (patch) | |
| tree | a78bffc3a433d9d68bb2a86e949c44894ece7ee9 /drivers/of | |
| parent | 0ef472a973ebbfc20f2f12769e77a8cfd3612778 (diff) | |
of_graph: add of_graph_get_endpoint_count()
OF graph want to count its endpoint number, same as
of_get_child_count(). This patch adds of_graph_get_endpoint_count()
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/of')
| -rw-r--r-- | drivers/of/base.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/of/base.c b/drivers/of/base.c index 4c305599a664..cb1c49ae3b88 100644 --- a/drivers/of/base.c +++ b/drivers/of/base.c @@ -2559,6 +2559,18 @@ struct device_node *of_graph_get_remote_port(const struct device_node *node) } EXPORT_SYMBOL(of_graph_get_remote_port); +int of_graph_get_endpoint_count(const struct device_node *np) +{ + struct device_node *endpoint; + int num = 0; + + for_each_endpoint_of_node(np, endpoint) + num++; + + return num; +} +EXPORT_SYMBOL(of_graph_get_endpoint_count); + /** * of_graph_get_remote_node() - get remote parent device_node for given port/endpoint * @node: pointer to parent device_node containing graph port/endpoint |