It adds the new CID for setting White Balance Preset. This CID is provided as
button type. This can commands only if the camera turn on/off this function.
Signed-off-by: HeungJun, Kim <riverful....@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.p...@samsung.com>
---
Documentation/DocBook/media/v4l/controls.xml | 12 ++++++++++++
drivers/media/video/v4l2-ctrls.c | 2 ++
include/linux/videodev2.h | 2 ++
3 files changed, 16 insertions(+), 0 deletions(-)
diff --git a/Documentation/DocBook/media/v4l/controls.xml
b/Documentation/DocBook/media/v4l/controls.xml
index afe1845..bed6c66 100644
--- a/Documentation/DocBook/media/v4l/controls.xml
+++ b/Documentation/DocBook/media/v4l/controls.xml
@@ -2958,6 +2958,18 @@ it one step further. This is a write-only
control.</entry>
<row><entry></entry></row>
<row>
+ <entry spanname="id"><constant>V4L2_CID_WDR</constant></entry>
+ <entry>button</entry>
+ </row>
+ <row>
+ <entry spanname="descr">Wide Dynamic Range. It makes
+ the image be more clear by adjusting the image's intensity
+ of the illumination. This function can be provided according to
+ the capability of the hardware(sensor or AP's multimedia block).
+ </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/drivers/media/video/v4l2-ctrls.c b/drivers/media/video/v4l2-ctrls.c
index fef58c2..66110bc 100644
--- a/drivers/media/video/v4l2-ctrls.c
+++ b/drivers/media/video/v4l2-ctrls.c
@@ -598,6 +598,7 @@ const char *v4l2_ctrl_get_name(u32 id)
case V4L2_CID_IRIS_RELATIVE: return "Iris, Relative";
case V4L2_CID_PRESET_WHITE_BALANCE: return "White Balance, Preset";
case V4L2_CID_SCENEMODE: return "Scenemode";
+ case V4L2_CID_WDR: return "Wide Dynamic Range";
/* FM Radio Modulator control */
/* Keep the order of the 'case's the same as in videodev2.h! */
@@ -687,6 +688,7 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum
v4l2_ctrl_type *type,
break;
case V4L2_CID_PAN_RESET:
case V4L2_CID_TILT_RESET:
+ case V4L2_CID_WDR:
case V4L2_CID_FLASH_STROBE:
case V4L2_CID_FLASH_STROBE_STOP:
*type = V4L2_CTRL_TYPE_BUTTON;
diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h
index bc14feb..f85ad6c 100644
--- a/include/linux/videodev2.h
+++ b/include/linux/videodev2.h
@@ -1646,6 +1646,8 @@ enum v4l2_scenemode {
V4L2_SCENEMODE_CANDLE = 14,
};
+#define V4L2_CID_WDR (V4L2_CID_CAMERA_CLASS_BASE+21)
+
/* 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)
--
1.7.4.1
--
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