Those control, as their names imply, control the camera aperture
settings.
Signed-off-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
---
Documentation/DocBook/v4l/compat.xml | 11 +++++++++++
Documentation/DocBook/v4l/controls.xml | 19 +++++++++++++++++++
Documentation/DocBook/v4l/videodev2.h.xml | 3 +++
include/linux/videodev2.h | 3 +++
4 files changed, 36 insertions(+), 0 deletions(-)
diff --git a/Documentation/DocBook/v4l/compat.xml b/Documentation/DocBook/v4l/compat.xml
index b9dbdf9..854235b 100644
--- a/Documentation/DocBook/v4l/compat.xml
+++ b/Documentation/DocBook/v4l/compat.xml
@@ -2332,6 +2332,17 @@ more information.</para>
</listitem>
</orderedlist>
</section>
+ <section>
+ <title>V4L2 in Linux 2.6.34</title>
+ <orderedlist>
+ <listitem>
+ <para>Added
+<constant>V4L2_CID_IRIS_ABSOLUTE</constant> and
+<constant>V4L2_CID_IRIS_RELATIVE</constant> controls to the
+ <link linkend="camera-controls">Camera controls class</link>.
+ </para>
+ </listitem>
+ </orderedlist>
</section>
<section id="other">
diff --git a/Documentation/DocBook/v4l/controls.xml b/Documentation/DocBook/v4l/controls.xml
index f464506..e47999d 100644
--- a/Documentation/DocBook/v4l/controls.xml
+++ b/Documentation/DocBook/v4l/controls.xml
@@ -1825,6 +1825,25 @@ wide-angle direction. The zoom speed unit is driver-specific.</entry>
<row><entry></entry></row>
<row>
+ <entry spanname="id"><constant>V4L2_CID_IRIS_ABSOLUTE</constant> </entry>
+ <entry>integer</entry>
+ </row><row><entry spanname="descr">This control sets the
+camera's aperture to the specified value. The unit is undefined.
+Larger values open the iris wider, smaller values close it.</entry>
+ </row>
+ <row><entry></entry></row>
+
+ <row>
+ <entry spanname="id"><constant>V4L2_CID_IRIS_RELATIVE</constant> </entry>
+ <entry>integer</entry>
+ </row><row><entry spanname="descr">This control modifies the
+camera's aperture by the specified amount. The unit is undefined.
+Positive values open the iris one step further, negative values close
+it one step further. This is a write-only control.</entry>
+ </row>
+ <row><entry></entry></row>
+
+ <row>
<entry spanname="id"><constant>V4L2_CID_PRIVACY</constant> </entry>
<entry>boolean</entry>
</row><row><entry spanname="descr">Prevent video from being acquired
diff --git a/Documentation/DocBook/v4l/videodev2.h.xml b/Documentation/DocBook/v4l/videodev2.h.xml
index 0683259..c18dfeb 100644
--- a/Documentation/DocBook/v4l/videodev2.h.xml
+++ b/Documentation/DocBook/v4l/videodev2.h.xml
@@ -1271,6 +1271,9 @@ enum <link linkend="v4l2-exposure-auto-type">v4l2_exposure_auto_type</link> {
#define V4L2_CID_PRIVACY (V4L2_CID_CAMERA_CLASS_BASE+16)
+#define V4L2_CID_IRIS_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+17)
+#define V4L2_CID_IRIS_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+18)
+
/* FM Modulator class control IDs */
#define V4L2_CID_FM_TX_CLASS_BASE (V4L2_CTRL_CLASS_FM_TX | 0x900)
#define V4L2_CID_FM_TX_CLASS (V4L2_CTRL_CLASS_FM_TX | 1)
diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h
index 3c26560..c9d2120 100644
--- a/include/linux/videodev2.h
+++ b/include/linux/videodev2.h
@@ -1277,6 +1277,9 @@ enum v4l2_exposure_auto_type {
#define V4L2_CID_PRIVACY (V4L2_CID_CAMERA_CLASS_BASE+16)
+#define V4L2_CID_IRIS_ABSOLUTE (V4L2_CID_CAMERA_CLASS_BASE+17)
+#define V4L2_CID_IRIS_RELATIVE (V4L2_CID_CAMERA_CLASS_BASE+18)
+
/* FM Modulator class control IDs */
#define V4L2_CID_FM_TX_CLASS_BASE (V4L2_CTRL_CLASS_FM_TX | 0x900)
#define V4L2_CID_FM_TX_CLASS (V4L2_CTRL_CLASS_FM_TX | 1)
--
1.6.4.4
--
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