Add documentation for RF tuner bandwidth controls. These controls are
used to set filters on tuner signal path.
Cc: Hans Verkuil <hverk...@xs4all.nl>
Signed-off-by: Antti Palosaari <cr...@iki.fi>
---
Documentation/DocBook/media/v4l/controls.xml | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
diff --git a/Documentation/DocBook/media/v4l/controls.xml
b/Documentation/DocBook/media/v4l/controls.xml
index 6c9dbf6..5550fea 100644
--- a/Documentation/DocBook/media/v4l/controls.xml
+++ b/Documentation/DocBook/media/v4l/controls.xml
@@ -5007,6 +5007,25 @@ descriptor. Calling &VIDIOC-QUERYCTRL; for this control
will return a
description of this control class.</entry>
</row>
<row>
+ <entry
spanname="id"><constant>V4L2_CID_RF_TUNER_BANDWIDTH_AUTO</constant> </entry>
+ <entry>boolean</entry>
+ </row>
+ <row>
+ <entry spanname="descr">Enables/disables tuner radio channel
+bandwidth configuration. In automatic mode bandwidth configuration is performed
+by the driver.</entry>
+ </row>
+ <row>
+ <entry
spanname="id"><constant>V4L2_CID_RF_TUNER_BANDWIDTH</constant> </entry>
+ <entry>integer</entry>
+ </row>
+ <row>
+ <entry spanname="descr">Filter(s) on tuner signal path are used
to
+filter signal according to receiving party needs. Driver configures filters to
+fulfill desired bandwidth requirement. Used when
V4L2_CID_RF_TUNER_BANDWIDTH_AUTO is not
+set. The range and step are driver-specific.</entry>
+ </row>
+ <row>
<entry
spanname="id"><constant>V4L2_CID_RF_TUNER_LNA_GAIN_AUTO</constant> </entry>
<entry>boolean</entry>
</row>
--
1.8.5.3
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