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-rw-r--r--include/uapi/linux/media.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/uapi/linux/media.h b/include/uapi/linux/media.h
index 8e9896820bee..c9314645d933 100644
--- a/include/uapi/linux/media.h
+++ b/include/uapi/linux/media.h
@@ -75,6 +75,9 @@ struct media_device_info {
#define MEDIA_ENT_T_V4L2_SWRADIO (MEDIA_ENT_T_V4L2_BASE + 6)
/* V4L2 Sub-device entities */
+
+#define MEDIA_ENT_T_V4L2_SUBDEV_UNKNOWN MEDIA_ENT_T_V4L2_SUBDEV_BASE
+
#define MEDIA_ENT_T_V4L2_SUBDEV_SENSOR (MEDIA_ENT_T_V4L2_SUBDEV_BASE + 1)
#define MEDIA_ENT_T_V4L2_SUBDEV_FLASH (MEDIA_ENT_T_V4L2_SUBDEV_BASE + 2)
#define MEDIA_ENT_T_V4L2_SUBDEV_LENS (MEDIA_ENT_T_V4L2_SUBDEV_BASE + 3)