Add the documentation for the MM21 video format, used by the MT8183
codec and MDP3 image processor.
Signed-off-by: Alexandre Courbot <acourbot@xxxxxxxxxxxx>
---
Documentation/media/uapi/v4l/pixfmt-reserved.rst | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/Documentation/media/uapi/v4l/pixfmt-reserved.rst b/Documentation/media/uapi/v4l/pixfmt-reserved.rst
index b2cd155e691b..10d5bda9ffc7 100644
--- a/Documentation/media/uapi/v4l/pixfmt-reserved.rst
+++ b/Documentation/media/uapi/v4l/pixfmt-reserved.rst
@@ -264,6 +264,16 @@ please make a proposal on the linux-media mailing list.
of tiles, resulting in 32-aligned resolutions for the luminance plane
and 16-aligned resolutions for the chrominance plane (with 2x2
subsampling).
+ * .. _V4L2-PIX-FMT-MM21:
+
+ - ``V4L2_PIX_FMT_MM21``
+ - 'MM21'
+ - Non-compressed two-planar block format used by Mediatek MT8183.
+ The compression is lossless.
+ It is an opaque intermediate format and the MDP3 hardware must be
+ used to convert ``V4L2_PIX_FMT_MM21`` to a non-proprietary video
+ format.
+
.. tabularcolumns:: |p{6.6cm}|p{2.2cm}|p{8.7cm}|
--
2.23.0.187.g17f5b7556c-goog
