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Diffstat (limited to 'include/media/v4l2-of.h')
-rw-r--r--include/media/v4l2-of.h27
1 files changed, 27 insertions, 0 deletions
diff --git a/include/media/v4l2-of.h b/include/media/v4l2-of.h
index 2de42c584eb2..f831c9c225b6 100644
--- a/include/media/v4l2-of.h
+++ b/include/media/v4l2-of.h
@@ -69,9 +69,26 @@ struct v4l2_of_endpoint {
struct list_head head;
};
+/**
+ * struct v4l2_of_link - a link between two endpoints
+ * @local_node: pointer to device_node of this endpoint
+ * @local_port: identifier of the port this endpoint belongs to
+ * @remote_node: pointer to device_node of the remote endpoint
+ * @remote_port: identifier of the port the remote endpoint belongs to
+ */
+struct v4l2_of_link {
+ struct device_node *local_node;
+ unsigned int local_port;
+ struct device_node *remote_node;
+ unsigned int remote_port;
+};
+
#ifdef CONFIG_OF
int v4l2_of_parse_endpoint(const struct device_node *node,
struct v4l2_of_endpoint *endpoint);
+int v4l2_of_parse_link(const struct device_node *node,
+ struct v4l2_of_link *link);
+void v4l2_of_put_link(struct v4l2_of_link *link);
#else /* CONFIG_OF */
static inline int v4l2_of_parse_endpoint(const struct device_node *node,
@@ -80,6 +97,16 @@ static inline int v4l2_of_parse_endpoint(const struct device_node *node,
return -ENOSYS;
}
+static inline int v4l2_of_parse_link(const struct device_node *node,
+ struct v4l2_of_link *link)
+{
+ return -ENOSYS;
+}
+
+static inline void v4l2_of_put_link(struct v4l2_of_link *link)
+{
+}
+
#endif /* CONFIG_OF */
#endif /* _V4L2_OF_H */