[media] DVB API: LNA documentation

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

Documentation/DocBook/media/dvb/dvbproperty.xml

@@ -838,6 +838,17 @@ enum fe_interleaving {
 };
 	</programlisting>
 	</section>
+	<section id="DTV-LNA">
+	<title><constant>DTV_LNA</constant></title>
+	<para>Low-noise amplifier.</para>
+	<para>Hardware might offer controllable LNA which can be set manually
+		using that parameter. Usually LNA could be found only from
+		terrestrial devices if at all.</para>
+	<para>Possible values: 0, 1, LNA_AUTO</para>
+	<para>0, LNA off</para>
+	<para>1, LNA on</para>
+	<para>use the special macro LNA_AUTO to set LNA auto</para>
+	</section>
 </section>
 	<section id="frontend-property-terrestrial-systems">
 	<title>Properties used on terrestrial delivery systems</title>
@@ -858,6 +869,7 @@ enum fe_interleaving {
 				<listitem><para><link linkend="DTV-GUARD-INTERVAL"><constant>DTV_GUARD_INTERVAL</constant></link></para></listitem>
 				<listitem><para><link linkend="DTV-TRANSMISSION-MODE"><constant>DTV_TRANSMISSION_MODE</constant></link></para></listitem>
 				<listitem><para><link linkend="DTV-HIERARCHY"><constant>DTV_HIERARCHY</constant></link></para></listitem>
+				<listitem><para><link linkend="DTV-LNA"><constant>DTV_LNA</constant></link></para></listitem>
 			</itemizedlist>
 		</section>
 		<section id="dvbt2-params">
@@ -881,6 +893,7 @@ enum fe_interleaving {
 			<listitem><para><link linkend="DTV-TRANSMISSION-MODE"><constant>DTV_TRANSMISSION_MODE</constant></link></para></listitem>
 			<listitem><para><link linkend="DTV-HIERARCHY"><constant>DTV_HIERARCHY</constant></link></para></listitem>
 			<listitem><para><link linkend="DTV-STREAM-ID"><constant>DTV_STREAM_ID</constant></link></para></listitem>
+			<listitem><para><link linkend="DTV-LNA"><constant>DTV_LNA</constant></link></para></listitem>
 		</itemizedlist>
 		</section>
 		<section id="isdbt">
@@ -992,6 +1005,7 @@ enum fe_interleaving {
 				<listitem><para><link linkend="DTV-GUARD-INTERVAL"><constant>DTV_GUARD_INTERVAL</constant></link></para></listitem>
 				<listitem><para><link linkend="DTV-TRANSMISSION-MODE"><constant>DTV_TRANSMISSION_MODE</constant></link></para></listitem>
 				<listitem><para><link linkend="DTV-INTERLEAVING"><constant>DTV_INTERLEAVING</constant></link></para></listitem>
+				<listitem><para><link linkend="DTV-LNA"><constant>DTV_LNA</constant></link></para></listitem>
 			</itemizedlist>
 		</section>
 	</section>
@@ -1012,6 +1026,7 @@ enum fe_interleaving {
 			<listitem><para><link linkend="DTV-INVERSION"><constant>DTV_INVERSION</constant></link></para></listitem>
 			<listitem><para><link linkend="DTV-SYMBOL-RATE"><constant>DTV_SYMBOL_RATE</constant></link></para></listitem>
 			<listitem><para><link linkend="DTV-INNER-FEC"><constant>DTV_INNER_FEC</constant></link></para></listitem>
+			<listitem><para><link linkend="DTV-LNA"><constant>DTV_LNA</constant></link></para></listitem>
 		</itemizedlist>
 	</section>
 	<section id="dvbc-annex-b-params">
@@ -1026,6 +1041,7 @@ enum fe_interleaving {
 			<listitem><para><link linkend="DTV-FREQUENCY"><constant>DTV_FREQUENCY</constant></link></para></listitem>
 			<listitem><para><link linkend="DTV-MODULATION"><constant>DTV_MODULATION</constant></link></para></listitem>
 			<listitem><para><link linkend="DTV-INVERSION"><constant>DTV_INVERSION</constant></link></para></listitem>
+			<listitem><para><link linkend="DTV-LNA"><constant>DTV_LNA</constant></link></para></listitem>
 		</itemizedlist>
 	</section>
 	</section>