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[media] DocBook: media: document PLL lock control

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Document PLL lock V4L2 control. It is read only RF tuner control
which is used to inform if tuner is receiving frequency or not.

Cc: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
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Antti Palosaari 2014-02-07 03:55:32 -03:00 committed by Mauro Carvalho Chehab
parent c58d1de5d9
commit de1dd3e9cf
1 changed files with 9 additions and 0 deletions
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9
Documentation/DocBook/media/v4l/controls.xml
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@ -5134,6 +5134,15 @@ intermediate frequency output or baseband output. Used when
<constant>V4L2_CID_RF_TUNER_IF_GAIN_AUTO</constant> is not set. The range and step are <constant>V4L2_CID_RF_TUNER_IF_GAIN_AUTO</constant> is not set. The range and step are
driver-specific.</entry> driver-specific.</entry>
</row> </row>
<row>
<entry spanname="id"><constant>V4L2_CID_RF_TUNER_PLL_LOCK</constant>&nbsp;</entry>
<entry>boolean</entry>
</row>
<row>
<entry spanname="descr">Is synthesizer PLL locked? RF tuner is
receiving given frequency when that control is set. This is a read-only control.
</entry>
</row>
</tbody> </tbody>
</tgroup> </tgroup>
</table> </table>