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60c2820d0f
The name of the subsystem is "media", and not "linux_tv". Also, as we plan to add other stuff there in the future, let's rename also the media uAPI book to media_uapi, to make it clearer. No functional changes. Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
49 lines
745 B
ReStructuredText
49 lines
745 B
ReStructuredText
.. -*- coding: utf-8; mode: rst -*-
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.. _frontend_f_close:
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********************
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DVB frontend close()
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********************
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Name
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====
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fe-close - Close a frontend device
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Synopsis
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========
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.. code-block:: c
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#include <unistd.h>
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.. cpp:function:: int close( int fd )
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Arguments
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=========
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``fd``
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File descriptor returned by :ref:`open() <func-open>`.
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Description
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===========
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This system call closes a previously opened front-end device. After
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closing a front-end device, its corresponding hardware might be powered
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down automatically.
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Return Value
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============
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The function returns 0 on success, -1 on failure and the ``errno`` is
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set appropriately. Possible error codes:
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EBADF
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``fd`` is not a valid open file descriptor.
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