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| author | Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2021-06-01 11:41:39 +0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2021-06-04 08:08:17 +0200 |
| commit | 793e52d4e77d49737ad83cb11925c98f4907fcb1 (patch) | |
| tree | 450c895a3a259f0359ad26be8c47ecf2e3e90d03 /Documentation/userspace-api/media/dvb/video-select-source.rst | |
| parent | media: dvb header files: move some headers to staging (diff) | |
| download | linux-793e52d4e77d49737ad83cb11925c98f4907fcb1.tar.xz linux-793e52d4e77d49737ad83cb11925c98f4907fcb1.zip | |
media: docs: move DVB audio/video docs to staging
The only upstream driver using the API described there is the
av7110 driver.
As the driver was moved to staging, move the API bits to staging
as well.
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Diffstat (limited to 'Documentation/userspace-api/media/dvb/video-select-source.rst')
| -rw-r--r-- | Documentation/userspace-api/media/dvb/video-select-source.rst | 76 |
1 files changed, 0 insertions, 76 deletions
diff --git a/Documentation/userspace-api/media/dvb/video-select-source.rst b/Documentation/userspace-api/media/dvb/video-select-source.rst deleted file mode 100644 index 929a20985d53..000000000000 --- a/Documentation/userspace-api/media/dvb/video-select-source.rst +++ /dev/null @@ -1,76 +0,0 @@ -.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later -.. c:namespace:: DTV.video - -.. _VIDEO_SELECT_SOURCE: - -=================== -VIDEO_SELECT_SOURCE -=================== - -Name ----- - -VIDEO_SELECT_SOURCE - -.. attention:: This ioctl is deprecated. - -Synopsis --------- - -.. c:macro:: VIDEO_SELECT_SOURCE - -``int ioctl(fd, VIDEO_SELECT_SOURCE, video_stream_source_t source)`` - -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_SELECT_SOURCE for this command. - - - .. row 3 - - - video_stream_source_t source - - - Indicates which source shall be used for the Video stream. - -Description ------------ - -This ioctl is for Digital TV devices only. This ioctl was also supported by the -V4L2 ivtv driver, but that has been replaced by the ivtv-specific -``IVTV_IOC_PASSTHROUGH_MODE`` ioctl. - -This ioctl call informs the video device which source shall be used for -the input data. The possible sources are demux or memory. If memory is -selected, the data is fed to the video device through the write command. - -.. c:type:: video_stream_source_t - -.. code-block:: c - - typedef enum { - VIDEO_SOURCE_DEMUX, /* Select the demux as the main source */ - VIDEO_SOURCE_MEMORY /* If this source is selected, the stream - comes from the user through the write - system call */ - } video_stream_source_t; - -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. |