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0f16290e6f
That helps the xref logic at the Makefile to point to the right place. Also, it becomes more organized and easier to maintain if each ioctl have its own xml file. Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
82 lines
2.5 KiB
XML
82 lines
2.5 KiB
XML
<refentry id="FE_GET_PROPERTY">
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<refmeta>
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<refentrytitle>ioctl FE_SET_PROPERTY, FE_GET_PROPERTY</refentrytitle>
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&manvol;
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</refmeta>
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<refnamediv>
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<refname>FE_SET_PROPERTY</refname>
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<refname>FE_GET_PROPERTY</refname>
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<refpurpose>FE_SET_PROPERTY sets one or more frontend properties.
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FE_GET_PROPERTY returns one or more frontend properties.</refpurpose>
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</refnamediv>
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<refsynopsisdiv>
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<funcsynopsis>
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<funcprototype>
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<funcdef>int <function>ioctl</function></funcdef>
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<paramdef>int <parameter>fd</parameter></paramdef>
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<paramdef>int <parameter>request</parameter></paramdef>
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<paramdef>&dtv-property; *<parameter>argp</parameter></paramdef>
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</funcprototype>
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</funcsynopsis>
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</refsynopsisdiv>
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<refsect1>
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<title>Arguments</title>
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<variablelist>
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<varlistentry>
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<term><parameter>fd</parameter></term>
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<listitem>
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<para>&fe_fd;</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term><parameter>request</parameter></term>
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<listitem>
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<para>FE_SET_PROPERTY, FE_GET_PROPERTY</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term><parameter>argp</parameter></term>
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<listitem>
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<para>pointer to &dtv-property;</para>
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</listitem>
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</varlistentry>
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</variablelist>
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</refsect1>
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<refsect1>
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<title>Description</title>
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<para>All DVB frontend devices support the
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<constant>FE_SET_PROPERTY</constant> and <constant>FE_GET_PROPERTY</constant>
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ioctls. The supported properties and statistics depends on the delivery system
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and on the device:</para>
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<itemizedlist>
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<listitem>
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<para><constant>FE_SET_PROPERTY:</constant></para>
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<itemizedlist>
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<listitem>This ioctl is used to set one or more
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frontend properties.</listitem>
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<listitem>This is the basic command to request the frontend to tune into some
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frequency and to start decoding the digital TV signal.</listitem>
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<listitem>This call requires read/write access to the device.</listitem>
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<listitem>At return, the values are updated to reflect the
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actual parameters used.</listitem>
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</itemizedlist>
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</listitem>
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<listitem>
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<para><constant>FE_GET_PROPERTY:</constant></para>
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<itemizedlist>
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<listitem>This ioctl is used to get properties and
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statistics from the frontend.</listitem>
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<listitem>No properties are changed, and statistics aren't reset.</listitem>
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<listitem>This call only requires read-only access to the device.</listitem>
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</itemizedlist>
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</listitem>
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</itemizedlist>
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&return-value-dvb;.
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</refsect1>
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</refentry>
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