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authorMauro Carvalho Chehab <mchehab@s-opensource.com>2016-07-08 11:40:06 -0300
committerMauro Carvalho Chehab <mchehab@s-opensource.com>2016-07-08 11:59:40 -0300
commit60c2820d0f6d3497975b6488e2599f8f611d8b95 (patch)
treeb3b03707c6438ea9b99cc57e847ebf517f968ab1 /Documentation/media/uapi/dvb/frontend_f_close.rst
parenta97369b5e21ea9b8b5fef7c0f4f48bbe60c07ca3 (diff)
doc_rst: rename the media Sphinx suff to Documentation/media
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>
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+.. -*- coding: utf-8; mode: rst -*-
+
+.. _frontend_f_close:
+
+********************
+DVB frontend close()
+********************
+
+Name
+====
+
+fe-close - Close a frontend device
+
+
+Synopsis
+========
+
+.. code-block:: c
+
+ #include <unistd.h>
+
+
+.. cpp:function:: int close( int fd )
+
+
+Arguments
+=========
+
+``fd``
+ File descriptor returned by :ref:`open() <func-open>`.
+
+
+Description
+===========
+
+This system call closes a previously opened front-end device. After
+closing a front-end device, its corresponding hardware might be powered
+down automatically.
+
+
+Return Value
+============
+
+The function returns 0 on success, -1 on failure and the ``errno`` is
+set appropriately. Possible error codes:
+
+EBADF
+ ``fd`` is not a valid open file descriptor.