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author | Hans Verkuil <hverkuil-cisco@xs4all.nl> | 2023-02-01 15:19:27 +0300 |
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committer | Hans Verkuil <hverkuil-cisco@xs4all.nl> | 2023-02-09 11:22:14 +0300 |
commit | 0fcb867718519060c90afea2d9af0a7cc1c3bd36 (patch) | |
tree | c98c87b74236389e03f9795433a982f555fbae7f /drivers/staging/media/av7110/video-try-command.rst | |
parent | 4e5bd3fdbeb3100d1f120999130afb2a7d41d82a (diff) | |
download | linux-0fcb867718519060c90afea2d9af0a7cc1c3bd36.tar.xz |
media: Revert "media: av7110: move to staging/media/deprecated/saa7146"
This reverts commit 3e9ad662e34eb2d42ddef5a2883abd34461dfd9a.
The av7110 is still in use, so it can't be deprecated. Move it back
to staging/media for now.
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Diffstat (limited to 'drivers/staging/media/av7110/video-try-command.rst')
-rw-r--r-- | drivers/staging/media/av7110/video-try-command.rst | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/drivers/staging/media/av7110/video-try-command.rst b/drivers/staging/media/av7110/video-try-command.rst new file mode 100644 index 000000000000..79bf3dfb8a32 --- /dev/null +++ b/drivers/staging/media/av7110/video-try-command.rst @@ -0,0 +1,66 @@ +.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later +.. c:namespace:: DTV.video + +.. _VIDEO_TRY_COMMAND: + +================= +VIDEO_TRY_COMMAND +================= + +Name +---- + +VIDEO_TRY_COMMAND + +.. attention:: This ioctl is deprecated. + +Synopsis +-------- + +.. c:macro:: VIDEO_TRY_COMMAND + +``int ioctl(int fd, VIDEO_TRY_COMMAND, struct video_command *cmd)`` + +Arguments +--------- + +.. flat-table:: + :header-rows: 0 + :stub-columns: 0 + + - .. row 1 + + - int fd + + - File descriptor returned by a previous call to open(). + + - .. row 2 + + - int request + + - Equals VIDEO_TRY_COMMAND for this command. + + - .. row 3 + + - struct video_command \*cmd + + - Try a decoder command. + +Description +----------- + +This ioctl is obsolete. Do not use in new drivers. For V4L2 decoders +this ioctl has been replaced by the +:ref:`VIDIOC_TRY_DECODER_CMD <VIDIOC_DECODER_CMD>` ioctl. + +This ioctl tries a decoder command. The ``video_command`` struct is a +subset of the ``v4l2_decoder_cmd`` struct, so refer to the +:ref:`VIDIOC_TRY_DECODER_CMD <VIDIOC_DECODER_CMD>` documentation +for more information. + +Return Value +------------ + +On success 0 is returned, on error -1 and the ``errno`` variable is set +appropriately. The generic error codes are described at the +:ref:`Generic Error Codes <gen-errors>` chapter. |