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-rw-r--r--Documentation/media/uapi/v4l/subdev-formats.rst27
-rw-r--r--include/uapi/linux/media-bus-format.h8
2 files changed, 35 insertions, 0 deletions
diff --git a/Documentation/media/uapi/v4l/subdev-formats.rst b/Documentation/media/uapi/v4l/subdev-formats.rst
index 8e73fcfc6900..cc2ad8af51ea 100644
--- a/Documentation/media/uapi/v4l/subdev-formats.rst
+++ b/Documentation/media/uapi/v4l/subdev-formats.rst
@@ -7565,3 +7565,30 @@ formats.
- 0x5001
- Interleaved raw UYVY and JPEG image format with embedded meta-data
used by Samsung S3C73MX camera sensors.
+
+.. _v4l2-mbus-metadata-fmts:
+
+Metadata Formats
+^^^^^^^^^^^^^^^^
+
+This section lists all metadata formats.
+
+The following table lists the existing metadata formats.
+
+.. tabularcolumns:: |p{8.0cm}|p{1.4cm}|p{7.7cm}|
+
+.. flat-table:: Metadata formats
+ :header-rows: 1
+ :stub-columns: 0
+
+ * - Identifier
+ - Code
+ - Comments
+ * .. _MEDIA-BUS-FMT-METADATA-FIXED:
+
+ - MEDIA_BUS_FMT_METADATA_FIXED
+ - 0x7001
+ - This format should be used when the same driver handles
+ both sides of the link and the bus format is a fixed
+ metadata format that is not configurable from userspace.
+ Width and height will be set to 0 for this format.
diff --git a/include/uapi/linux/media-bus-format.h b/include/uapi/linux/media-bus-format.h
index d6a5a3bfe6c4..be53a8c1a2df 100644
--- a/include/uapi/linux/media-bus-format.h
+++ b/include/uapi/linux/media-bus-format.h
@@ -153,4 +153,12 @@
/* HSV - next is 0x6002 */
#define MEDIA_BUS_FMT_AHSV8888_1X32 0x6001
+/*
+ * This format should be used when the same driver handles
+ * both sides of the link and the bus format is a fixed
+ * metadata format that is not configurable from userspace.
+ * Width and height will be set to 0 for this format.
+ */
+#define MEDIA_BUS_FMT_METADATA_FIXED 0x7001
+
#endif /* __LINUX_MEDIA_BUS_FORMAT_H */