* @entities: List of registered entities
* @lock: Entities list lock
* @graph_mutex: Entities graph operation lock
+ * @link_notify: Link state change notification callback
*
* This structure represents an abstract high-level media device. It allows easy
* access to entities and provides basic media device-level support. The
/* Serializes graph operations. */
struct mutex graph_mutex;
- int (*link_notify)(struct media_pad *source,
- struct media_pad *sink, u32 flags);
+ int (*link_notify)(struct media_link *link, u32 flags,
+ unsigned int notification);
};
+/* Supported link_notify @notification values. */
+#define MEDIA_DEV_NOTIFY_PRE_LINK_CH 0
+#define MEDIA_DEV_NOTIFY_POST_LINK_CH 1
+
/* media_devnode to media_device */
#define to_media_device(node) container_of(node, struct media_device, devnode)