[media] v4l2-ctrls: Teach v4l2-ctrls that V4L2_CID_AUTOBRIGHTNESS is a boolean

And document V4L2_CID_AUTOBRIGHTNESS.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

2 files changed, 6 insertions, 0 deletions

diff --git a/Documentation/DocBook/media/v4l/controls.xml b/Documentation/DocBook/media/v4l/controls.xml
index 43ca749fc5e3..6c27f7b0aca4 100644
--- a/Documentation/DocBook/media/v4l/controls.xml
+++ b/Documentation/DocBook/media/v4l/controls.xml
@@ -373,6 +373,11 @@ minimum value disables backlight compensation.</entry>
           </entry>
           </row>
           <row>
+            <entry><constant>V4L2_CID_AUTOBRIGHTNESS</constant></entry>
+            <entry>boolean</entry>
+            <entry>Enable Automatic Brightness.</entry>
+          </row>
+          <row>
             <entry><constant>V4L2_CID_ROTATE</constant></entry>
             <entry>integer</entry>
             <entry>Rotates the image by specified angle. Common angles are 90,
diff --git a/drivers/media/video/v4l2-ctrls.c b/drivers/media/video/v4l2-ctrls.c
index 9abd9abd4502..babfb13dc7f2 100644
--- a/drivers/media/video/v4l2-ctrls.c
+++ b/drivers/media/video/v4l2-ctrls.c
@@ -755,6 +755,7 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type,
         case V4L2_CID_HUE_AUTO:
         case V4L2_CID_CHROMA_AGC:
         case V4L2_CID_COLOR_KILLER:
+        case V4L2_CID_AUTOBRIGHTNESS:
         case V4L2_CID_MPEG_AUDIO_MUTE:
         case V4L2_CID_MPEG_VIDEO_MUTE:
         case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE: