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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /Documentation/userspace-api/media/dvb/dmx-start.rst | |
parent | Initial commit. (diff) | |
download | linux-upstream/5.10.209.tar.xz linux-upstream/5.10.209.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/userspace-api/media/dvb/dmx-start.rst')
-rw-r--r-- | Documentation/userspace-api/media/dvb/dmx-start.rst | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/Documentation/userspace-api/media/dvb/dmx-start.rst b/Documentation/userspace-api/media/dvb/dmx-start.rst new file mode 100644 index 000000000..aedccf952 --- /dev/null +++ b/Documentation/userspace-api/media/dvb/dmx-start.rst @@ -0,0 +1,65 @@ +.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later +.. c:namespace:: DTV.dmx + +.. _DMX_START: + +========= +DMX_START +========= + +Name +---- + +DMX_START + +Synopsis +-------- + +.. c:macro:: DMX_START + +``int ioctl(int fd, DMX_START)`` + +Arguments +--------- + +``fd`` + File descriptor returned by :c:func:`open()`. + +Description +----------- + +This ioctl call is used to start the actual filtering operation defined +via the ioctl calls :ref:`DMX_SET_FILTER` or :ref:`DMX_SET_PES_FILTER`. + +Return Value +------------ + +On success 0 is returned. + +On error -1 is returned, and the ``errno`` variable is set +appropriately. + +.. tabularcolumns:: |p{2.5cm}|p{15.0cm}| + +.. flat-table:: + :header-rows: 0 + :stub-columns: 0 + + - .. row 1 + + - ``EINVAL`` + + - Invalid argument, i.e. no filtering parameters provided via the + :ref:`DMX_SET_FILTER` or :ref:`DMX_SET_PES_FILTER` ioctls. + + - .. row 2 + + - ``EBUSY`` + + - This error code indicates that there are conflicting requests. + There are active filters filtering data from another input source. + Make sure that these filters are stopped before starting this + filter. + +The generic error codes are described at the +:ref:`Generic Error Codes <gen-errors>` chapter. |