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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
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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 -*-
+
+.. _query-dvb-frontend-info:
+
+*****************************
+Querying frontend information
+*****************************
+
+Usually, the first thing to do when the frontend is opened is to check
+the frontend capabilities. This is done using
+:ref:`FE_GET_INFO`. This ioctl will enumerate the
+DVB API version and other characteristics about the frontend, and can be
+opened either in read only or read/write mode.