On Sat, 2010-09-04 at 13:10 +0200, Jean-Francois Moine wrote:
> Some media devices may have one or many lights (LEDs, illuminators,
> lamps..). This patch makes them controlable by the applications.
>
> Signed-off-by: Jean-Francois Moine <moinejf@xxxxxxx>
Jean-Francois,
Thanks for the proposal. It looks OK to me.
Acked-by: Andy Walls <awalls@xxxxxxxxxxxxxxxx>
Regards,
Andy
> diff --git a/Documentation/DocBook/v4l/controls.xml b/Documentation/DocBook/v4l/controls.xml
> index 8408caa..c9b8ca5 100644
> --- a/Documentation/DocBook/v4l/controls.xml
> +++ b/Documentation/DocBook/v4l/controls.xml
> @@ -312,6 +312,13 @@ minimum value disables backlight compensation.</entry>
> information and bits 24-31 must be zero.</entry>
> </row>
> <row>
> + <entry><constant>V4L2_CID_LEDS</constant></entry>
> + <entry>integer</entry>
> + <entry>Switch on or off the LED(s) or illuminator(s) of the device.
> + The control type and values depend on the driver and may be either
> + a single boolean (0: off, 1:on) or the index in a menu type.</entry>
> + </row>
> + <row>
> <entry><constant>V4L2_CID_LASTP1</constant></entry>
> <entry></entry>
> <entry>End of the predefined control IDs (currently
> diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h
> index 61490c6..3807492 100644
> --- a/include/linux/videodev2.h
> +++ b/include/linux/videodev2.h
> @@ -1045,8 +1045,10 @@ enum v4l2_colorfx {
>
> #define V4L2_CID_CHROMA_GAIN (V4L2_CID_BASE+36)
>
> +#define V4L2_CID_LEDS (V4L2_CID_BASE+37)
> +
> /* last CID + 1 */
> -#define V4L2_CID_LASTP1 (V4L2_CID_BASE+37)
> +#define V4L2_CID_LASTP1 (V4L2_CID_BASE+38)
>
> /* MPEG-class control IDs defined by V4L2 */
> #define V4L2_CID_MPEG_BASE (V4L2_CTRL_CLASS_MPEG | 0x900)
>
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