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authorManu Abraham <abraham.manu@gmail.com>2011-11-16 10:34:24 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2011-12-12 15:03:49 -0200
commit6c7ef54774a28aec6268ca325abf95c7d6956ee3 (patch)
treeedfc8bb02fdb96d5166cb3ce2b422d9093488eb6 /Documentation/DocBook
parentba2780c796badfc3741c7cb499a575ca49f17e6d (diff)
[media] DVB: Docbook update for DTV_ENUM_DELSYS
Signed-off-by: Manu Abraham <abraham.manu@gmail.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'Documentation/DocBook')
-rw-r--r--Documentation/DocBook/media/dvb/dvbproperty.xml12
1 files changed, 12 insertions, 0 deletions
diff --git a/Documentation/DocBook/media/dvb/dvbproperty.xml b/Documentation/DocBook/media/dvb/dvbproperty.xml
index 6ac803959a4..b812e3140fc 100644
--- a/Documentation/DocBook/media/dvb/dvbproperty.xml
+++ b/Documentation/DocBook/media/dvb/dvbproperty.xml
@@ -649,6 +649,18 @@ typedef enum fe_hierarchy {
many data types via a single multiplex. The API will soon support this
at which point this section will be expanded.</para>
</section>
+ <section id="DTV_ENUM_DELSYS">
+ <title><constant>DTV_ENUM_DELSYS</constant></title>
+ <para>A Multi standard frontend needs to advertise the delivery systems provided.
+ Applications need to enumerate the provided delivery systems, before using
+ any other operation with the frontend. Prior to it's introduction,
+ FE_GET_INFO was used to determine a frontend type. A frontend which
+ provides more than a single delivery system, FE_GET_INFO doesn't help much.
+ Applications which intends to use a multistandard frontend must enumerate
+ the delivery systems associated with it, rather than trying to use
+ FE_GET_INFO. In the case of a legacy frontend, the result is just the same
+ as with FE_GET_INFO, but in a more structured format </para>
+ </section>
</section>
<section id="frontend-property-terrestrial-systems">
<title>Properties used on terrestrial delivery systems</title>