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Subject[PATCH v3 2/3] media: Documentation/driver-api: Document device name
Date
Document how the name of the metadata devices is modified.

Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
---
Documentation/driver-api/media/v4l2-dev.rst | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Documentation/driver-api/media/v4l2-dev.rst b/Documentation/driver-api/media/v4l2-dev.rst
index 99e3b5fa7444..935a46e29c5e 100644
--- a/Documentation/driver-api/media/v4l2-dev.rst
+++ b/Documentation/driver-api/media/v4l2-dev.rst
@@ -42,7 +42,9 @@ You should also set these fields of :c:type:`video_device`:
- :c:type:`video_device`->v4l2_dev: must be set to the :c:type:`v4l2_device`
parent device.

-- :c:type:`video_device`->name: set to something descriptive and unique.
+- :c:type:`video_device`->name: set to something descriptive and unique. If the
+ device has the `V4L2_CAP_META_CAPTURE` or `V4L2_CAP_META_OUTPUT` capabilities,
+ the string `Meta:` will be inserted before the original name.

- :c:type:`video_device`->vfl_dir: set this to ``VFL_DIR_RX`` for capture
devices (``VFL_DIR_RX`` has value 0, so this is normally already the
--
2.34.1.703.g22d0c6ccf7-goog
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