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adf48e3f1f
Use codespell to fix lots of typos over frontends. Manually verified to avoid false-positives. Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org> Acked-by: Philipp Zabel <p.zabel@pengutronix.de> Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
54 lines
1.1 KiB
ReStructuredText
54 lines
1.1 KiB
ReStructuredText
.. Permission is granted to copy, distribute and/or modify this
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.. document under the terms of the GNU Free Documentation License,
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.. Version 1.1 or any later version published by the Free Software
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.. Foundation, with no Invariant Sections, no Front-Cover Texts
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.. and no Back-Cover Texts. A copy of the license is included at
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.. Documentation/media/uapi/fdl-appendix.rst.
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..
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.. TODO: replace it to GFDL-1.1-or-later WITH no-invariant-sections
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.. _CA_SET_DESCR:
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============
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CA_SET_DESCR
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============
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Name
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----
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CA_SET_DESCR
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Synopsis
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--------
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.. c:function:: int ioctl(fd, CA_SET_DESCR, struct ca_descr *desc)
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:name: CA_SET_DESCR
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Arguments
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---------
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``fd``
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File descriptor returned by a previous call to :c:func:`open() <cec-open>`.
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``msg``
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Pointer to struct :c:type:`ca_descr`.
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Description
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-----------
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CA_SET_DESCR is used for feeding descrambler CA slots with descrambling
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keys (referred as control words).
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Return Value
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------------
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On success 0 is returned.
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On error -1 is returned, and the ``errno`` variable is set
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appropriately.
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Generic error codes are described at the
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:ref:`Generic Error Codes <gen-errors>` chapter.
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