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[media] DocBook: better document FE_DISEQC_SEND_BURST ioctl

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Use the proper format for FE_DISEQC_SEND_BURST documentation
and  improve the documentation.

Keep the enum fe_sec_mini_cmd description together with
the ioctl, as both are used together.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Mauro Carvalho Chehab 2015-05-27 22:20:14 -03:00
parent 6dc59e7a19
commit 81959d996a
3 changed files with 91 additions and 68 deletions
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86
Documentation/DocBook/media/dvb/fe-diseqc-send-burst.xml Normal file
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@ -0,0 +1,86 @@
<refentry id="FE_DISEQC_SEND_BURST">
<refmeta>
<refentrytitle>ioctl FE_DISEQC_SEND_BURST</refentrytitle>
&manvol;
</refmeta>
<refnamediv>
<refname>FE_DISEQC_SEND_BURST</refname>
<refpurpose>Sends a 22KHz tone burst for 2x1 mini DiSEqC satellite selection.</refpurpose>
</refnamediv>
<refsynopsisdiv>
<funcsynopsis>
<funcprototype>
<funcdef>int <function>ioctl</function></funcdef>
<paramdef>int <parameter>fd</parameter></paramdef>
<paramdef>int <parameter>request</parameter></paramdef>
<paramdef>&fe-sec-mini-cmd; *<parameter>tone</parameter></paramdef>
</funcprototype>
</funcsynopsis>
</refsynopsisdiv>
<refsect1>
<title>Arguments</title>
<variablelist>
<varlistentry>
<term><parameter>fd</parameter></term>
<listitem>
<para>&fe_fd;</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>request</parameter></term>
<listitem>
<para>FE_DISEQC_SEND_BURST</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>pointer to &fe-sec-mini-cmd;</parameter></term>
</varlistentry>
</variablelist>
</refsect1>
<refsect1>
<title>Description</title>
<para>This ioctl is used to set the generation of a 22kHz tone burst for mini
DiSEqC satellite
selection for 2x1 switches.
This call requires read/write permissions.</para>
<para>It provides support for what's specified at
<ulink url="http://www.eutelsat.com/files/contributed/satellites/pdf/Diseqc/associated%20docs/simple_tone_burst_detec.pdf">Digital Satellite Equipment Control
(DiSEqC) - Simple "ToneBurst" Detection Circuit specification.</ulink>
</para>
&return-value-dvb;
</refsect1>
<section id="fe-sec-mini-cmd-t">
<title>enum fe_sec_mini_cmd</title>
<table pgwide="1" frame="none" id="fe-sec-mini-cmd">
<title>enum fe_sec_tone_mode</title>
<tgroup cols="2">
&cs-def;
<thead>
<row>
<entry>ID</entry>
<entry>Description</entry>
</row>
</thead>
<tbody valign="top">
<row>
<entry align="char">SEC_MINI_A</entry>
<entry align="char">Sends a mini-DiSEqC 22kHz '0' Tone Burst to
select satellite-A</entry>
</row><row>
<entry align="char">SEC_MINI_B</entry>
<entry align="char">Sends a mini-DiSEqC 22kHz '1' Data Burst to
select satellite-B</entry>
</row>
</tbody>
</tgroup>
</table>
</section>
</refentry>

67
Documentation/DocBook/media/dvb/frontend.xml
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@ -75,23 +75,6 @@ specification is available at
</programlisting>
</section>
<section id="fe-sec-mini-cmd-t">
<title>SEC tone burst</title>
<para>The 22KHz tone burst is usually used with non-DiSEqC capable switches to select
between two connected LNBs/satellites. When using DiSEqC epuipment this voltage has to
be switched consistently to the DiSEqC commands as described in the DiSEqC
spec.</para>
<programlisting>
typedef enum fe_sec_mini_cmd {
SEC_MINI_A,
SEC_MINI_B
} fe_sec_mini_cmd_t;
</programlisting>
<para></para>
</section>
<section id="fe-spectral-inversion-t">
<title>frontend spectral inversion</title>
<para>The Inversion field can take one of these values:
@ -519,55 +502,7 @@ typedef enum fe_hierarchy {
&return-value-dvb;
</section>
<section id="FE_DISEQC_SEND_BURST">
<title>FE_DISEQC_SEND_BURST</title>
<para>DESCRIPTION
</para>
<informaltable><tgroup cols="1"><tbody><row><entry
align="char">
<para>This ioctl call is used to send a 22KHz tone burst.</para>
</entry>
</row></tbody></tgroup></informaltable>
<para>SYNOPSIS
</para>
<informaltable><tgroup cols="1"><tbody><row><entry
align="char">
<para>int ioctl(int fd, int request =
<link linkend="FE_DISEQC_SEND_BURST">FE_DISEQC_SEND_BURST</link>, fe_sec_mini_cmd_t burst);</para>
</entry>
</row></tbody></tgroup></informaltable>
<para>PARAMETERS
</para>
<informaltable><tgroup cols="2"><tbody><row><entry
align="char">
<para>int fd</para>
</entry><entry
align="char">
<para>File descriptor returned by a previous call to open().</para>
</entry>
</row><row><entry
align="char">
<para>int request</para>
</entry><entry
align="char">
<para>Equals <link linkend="FE_DISEQC_SEND_BURST">FE_DISEQC_SEND_BURST</link> for this command.</para>
</entry>
</row><row><entry
align="char">
<para>fe_sec_mini_cmd_t
burst</para>
</entry><entry
align="char">
<para>burst A or B.</para>
</entry>
</row></tbody></tgroup></informaltable>
&return-value-dvb;
</section>
&sub-fe-diseqc-send-burst;
&sub-fe-set-tone;
&sub-fe-set-voltage;
&sub-fe-enable-high-lnb-voltage;

6
include/uapi/linux/dvb/frontend.h
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@ -122,10 +122,12 @@ enum fe_sec_tone_mode {
typedef enum fe_sec_tone_mode fe_sec_tone_mode_t;
typedef enum fe_sec_mini_cmd {
enum fe_sec_mini_cmd {
SEC_MINI_A,
SEC_MINI_B
} fe_sec_mini_cmd_t;
};
typedef enum fe_sec_mini_cmd fe_sec_mini_cmd_t;
/**