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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-fwrite.rst | |
| parent | 819fbd3d8ef36c09576c2a0ffea503f5c46e9177 (diff) | |
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-fwrite.rst')
| -rw-r--r-- | Documentation/userspace-api/media/dvb/video-fwrite.rst | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/Documentation/userspace-api/media/dvb/video-fwrite.rst b/Documentation/userspace-api/media/dvb/video-fwrite.rst deleted file mode 100644 index a07fd7d7a40e..000000000000 --- a/Documentation/userspace-api/media/dvb/video-fwrite.rst +++ /dev/null @@ -1,79 +0,0 @@ -.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later -.. c:namespace:: DTV.video - -.. _video_fwrite: - -================= -dvb video write() -================= - -Name ----- - -dvb video write() - -.. attention:: This ioctl is deprecated. - -Synopsis --------- - -.. c:function:: size_t write(int fd, const void *buf, size_t count) - -Arguments ---------- - -.. flat-table:: - :header-rows: 0 - :stub-columns: 0 - - - .. row 1 - - - int fd - - - File descriptor returned by a previous call to open(). - - - .. row 2 - - - void \*buf - - - Pointer to the buffer containing the PES data. - - - .. row 3 - - - size_t count - - - Size of buf. - -Description ------------ - -This system call can only be used if VIDEO_SOURCE_MEMORY is selected -in the ioctl call VIDEO_SELECT_SOURCE. The data provided shall be in -PES format, unless the capability allows other formats. If O_NONBLOCK -is not specified the function will block until buffer space is -available. The amount of data to be transferred is implied by count. - -Return Value ------------- - -.. flat-table:: - :header-rows: 0 - :stub-columns: 0 - - - .. row 1 - - - ``EPERM`` - - - Mode VIDEO_SOURCE_MEMORY not selected. - - - .. row 2 - - - ``ENOMEM`` - - - Attempted to write more data than the internal buffer can hold. - - - .. row 3 - - - ``EBADF`` - - - fd is not a valid open file descriptor. |