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| author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-06-07 23:17:00 +0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-07-28 00:52:41 +0400 |
| commit | d5dc2dee5030564ef3228d3a2647d4c25c84fedf (patch) | |
| tree | 3aada974ddb55c169ebe2331105e31ddafa66140 /Documentation/DocBook/media/dvb/frontend.xml | |
| parent | 98a2b60d89ca48c22b77c09306156ccc3c11e939 (diff) | |
| download | linux-d5dc2dee5030564ef3228d3a2647d4c25c84fedf.tar.xz | |
[media] DocBook/frontend.xml: Better document fe_type_t
The fe_type_t documentation was incomplete and not linked to the
dvb/frontend.h.xml. Properly document it.
Also, drop a note that newer formats are only supported via
FE_GET_PROPERTY/FE_GET_SET_PROPERTY ioctls.
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'Documentation/DocBook/media/dvb/frontend.xml')
| -rw-r--r-- | Documentation/DocBook/media/dvb/frontend.xml | 47 |
1 files changed, 36 insertions, 11 deletions
diff --git a/Documentation/DocBook/media/dvb/frontend.xml b/Documentation/DocBook/media/dvb/frontend.xml index 60c6976fb311..b52f66abbbd4 100644 --- a/Documentation/DocBook/media/dvb/frontend.xml +++ b/Documentation/DocBook/media/dvb/frontend.xml @@ -20,19 +20,44 @@ cards, in which case there exists no frontend device.</para> <section id="frontend_types"> <title>Frontend Data Types</title> -<section id="frontend_type"> -<title>frontend type</title> +<section id="fe-type-t"> +<title>Frontend type</title> <para>For historical reasons frontend types are named after the type of modulation used in -transmission.</para> -<programlisting> - typedef enum fe_type { - FE_QPSK, /⋆ DVB-S ⋆/ - FE_QAM, /⋆ DVB-C ⋆/ - FE_OFDM /⋆ DVB-T ⋆/ - } fe_type_t; -</programlisting> - +transmission. The fontend types are given by fe_type_t type, defined as:</para> + +<table pgwide="1" frame="none" id="fe-type"> +<title>Frontend types</title> +<tgroup cols="2"> + &cs-def; + <thead> + <row> + <entry>fe_type</entry> + <entry>Description</entry> + </row> + </thead> + <tbody valign="top"> + <row> + <entry id="FE_QPSK"><constant>FE_QPSK</constant></entry> + <entry>For DVB-S standard</entry> + </row> + <row> + <entry id="FE_QAM"><constant>FE_QAM</constant></entry> + <entry>For DVB-C standard</entry> + </row> + <row> + <entry id="FE_OFDM"><constant>FE_OFDM</constant></entry> + <entry>For DVB-T standard. Also used for ISDB-T on compatibility mode</entry> + </row> + <row> + <entry id="FE_ATSC"><constant>FE_ATSC</constant></entry> + <entry>For ATSC standard (terrestrial or cable)</entry> + </row> +</tbody></tgroup></table> + +<para>Newer formats like DVB-S2, ISDB-T, ISDB-S and DVB-T2 are not described at the above, as they're +supported via the new <link linkend="FE_GET_SET_PROPERTY">FE_GET_PROPERTY/FE_GET_SET_PROPERTY</link> method. +</para> </section> <section id="frontend_caps"> |