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Commit f9b4376c authored by Antti Palosaari's avatar Antti Palosaari Committed by Mauro Carvalho Chehab
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[media] DocBook: add SDR specific info to G_TUNER / S_TUNER 



Add SDR specific notes to G_TUNER / S_TUNER documentation.
Add V4L2_TUNER_SDR and V4L2_TUNER_RF to supported tuner types to
table.

Signed-off-by: default avatarAntti Palosaari <crope@iki.fi>
[hans.verkuil@cisco.com: add quotes in "The term 'tuner'"]
Signed-off-by: default avatarHans Verkuil <hans.verkuil@cisco.com>

Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@osg.samsung.com>
parent 36c6326c

Documentation/DocBook/media/v4l/vidioc-g-tuner.xml

+16 −0
Original line number Diff line number Diff line
@@ -80,6 +80,12 @@ if the requested mode is invalid or unsupported. Since this is a 
<!-- FIXME -->write-only ioctl, it does not return the actually

selected audio mode.</para>



    <para><link linkend="sdr">SDR</link> specific tuner types are

<constant>V4L2_TUNER_SDR</constant> and <constant>V4L2_TUNER_RF</constant>.

For SDR devices <structfield>audmode</structfield> field must be

initialized to zero.

The term 'tuner' means SDR receiver in this context.</para>



    <para>To change the radio frequency the &VIDIOC-S-FREQUENCY; ioctl

is available.</para>
@@ -261,6 +267,16 @@ applications must set the array to zero.</entry> 
	    <entry>2</entry>

	    <entry></entry>

	  </row>

	  <row>

	    <entry><constant>V4L2_TUNER_SDR</constant></entry>

	    <entry>4</entry>

	    <entry></entry>

	  </row>

	  <row>

	    <entry><constant>V4L2_TUNER_RF</constant></entry>

	    <entry>5</entry>

	    <entry></entry>

	  </row>

	</tbody>

      </tgroup>

    </table>