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-rw-r--r--Documentation/DocBook/v4l/controls.xml6
-rw-r--r--include/linux/videodev2.h5
2 files changed, 10 insertions, 1 deletions
diff --git a/Documentation/DocBook/v4l/controls.xml b/Documentation/DocBook/v4l/controls.xml
index f4645061041..e1bdbb6eff8 100644
--- a/Documentation/DocBook/v4l/controls.xml
+++ b/Documentation/DocBook/v4l/controls.xml
@@ -267,6 +267,12 @@ minimum value disables backlight compensation.</entry>
<entry>Chroma automatic gain control.</entry>
</row>
<row>
+ <entry><constant>V4L2_CID_CHROMA_GAIN</constant></entry>
+ <entry>integer</entry>
+ <entry>Adjusts the Chroma gain control (for use when chroma AGC
+ is disabled).</entry>
+ </row>
+ <row>
<entry><constant>V4L2_CID_COLOR_KILLER</constant></entry>
<entry>boolean</entry>
<entry>Enable the color killer (&ie; force a black &amp; white image in case of a weak video signal).</entry>
diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h
index 3c265603d73..418dacf5261 100644
--- a/include/linux/videodev2.h
+++ b/include/linux/videodev2.h
@@ -1030,8 +1030,11 @@ enum v4l2_colorfx {
#define V4L2_CID_ROTATE (V4L2_CID_BASE+34)
#define V4L2_CID_BG_COLOR (V4L2_CID_BASE+35)
+
+#define V4L2_CID_CHROMA_GAIN (V4L2_CID_BASE+36)
+
/* last CID + 1 */
-#define V4L2_CID_LASTP1 (V4L2_CID_BASE+36)
+#define V4L2_CID_LASTP1 (V4L2_CID_BASE+37)
/* MPEG-class control IDs defined by V4L2 */
#define V4L2_CID_MPEG_BASE (V4L2_CTRL_CLASS_MPEG | 0x900)