[PATCH] Illuminators control

[Jean-Francois Moine <moinejf@free.fr>]

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Hi,

This new proposal cancels the previous patch 'Illuminators and status
LED controls'.

Cheers.

-- 
Ken ar c'hentañ	|	      ** Breizh ha Linux atav! **
Jef		|		http://moinejf.free.fr/

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Some media devices (microscopes) may have one or many illuminators.
This patch makes them controlable by the applications.

Signed-off-by: Jean-Francois Moine <moinejf@free.fr>

diff --git a/Documentation/DocBook/v4l/controls.xml b/Documentation/DocBook/v4l/controls.xml
index 8408caa..4226a9e 100644
--- a/Documentation/DocBook/v4l/controls.xml
+++ b/Documentation/DocBook/v4l/controls.xml
@@ -312,10 +312,17 @@ minimum value disables backlight compensation.</entry>
 	    information and bits 24-31 must be zero.</entry>
 	  </row>
 	  <row>
+	    <entry><constant>V4L2_CID_ILLUMINATORS_0</constant>
+		<constant>V4L2_CID_ILLUMINATORS_1</constant></entry>
+	    <entry>oolean</entry>
+	    <entry>Switch on or off the illuminator 0 or 1 of the device
+		(usually a microscope).</entry>
+	  </row>
+	  <row>
 	    <entry><constant>V4L2_CID_LASTP1</constant></entry>
 	    <entry></entry>
 	    <entry>End of the predefined control IDs (currently
-<constant>V4L2_CID_BG_COLOR</constant> + 1).</entry>
+<constant>V4L2_CID_ILLUMINATORS_1</constant> + 1).</entry>
 	  </row>
 	  <row>
 	    <entry><constant>V4L2_CID_PRIVATE_BASE</constant></entry>
diff --git a/drivers/media/video/v4l2-ctrls.c b/drivers/media/video/v4l2-ctrls.c
index ea8d32c..70752ad 100644
--- a/drivers/media/video/v4l2-ctrls.c
+++ b/drivers/media/video/v4l2-ctrls.c
@@ -305,6 +305,8 @@ const char *v4l2_ctrl_get_name(u32 id)
 	case V4L2_CID_ROTATE:			return "Rotate";
 	case V4L2_CID_BG_COLOR:			return "Background Color";
 	case V4L2_CID_CHROMA_GAIN:		return "Chroma Gain";
+	case V4L2_CID_ILLUMINATORS_0:		return "Illuminator 0";
+	case V4L2_CID_ILLUMINATORS_1:		return "Illuminator 1";
 
 	/* MPEG controls */
 	/* Keep the order of the 'case's the same as in videodev2.h! */
@@ -419,6 +421,8 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type,
 	case V4L2_CID_AUDIO_LIMITER_ENABLED:
 	case V4L2_CID_AUDIO_COMPRESSION_ENABLED:
 	case V4L2_CID_PILOT_TONE_ENABLED:
+	case V4L2_CID_ILLUMINATORS_0:
+	case V4L2_CID_ILLUMINATORS_1:
 		*type = V4L2_CTRL_TYPE_BOOLEAN;
 		*min = 0;
 		*max = *step = 1;
diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h
index 61490c6..0433297 100644
--- a/include/linux/videodev2.h
+++ b/include/linux/videodev2.h
@@ -1045,8 +1045,12 @@ enum v4l2_colorfx {
 
 #define V4L2_CID_CHROMA_GAIN                    (V4L2_CID_BASE+36)
 
+#define V4L2_CID_ILLUMINATORS_0			(V4L2_CID_BASE+37)
+#define V4L2_CID_ILLUMINATORS_1			(V4L2_CID_BASE+38)
+};
+
 /* last CID + 1 */
-#define V4L2_CID_LASTP1                         (V4L2_CID_BASE+37)
+#define V4L2_CID_LASTP1                         (V4L2_CID_BASE+39)
 
 /*  MPEG-class control IDs defined by V4L2 */
 #define V4L2_CID_MPEG_BASE 			(V4L2_CTRL_CLASS_MPEG | 0x900)