[media] V4L: Add an extended camera white balance control
This patch adds V4L2_CID_AUTO_N_PRESET_WHITE_BALANCE control which is
an extended version of the V4L2_CID_AUTO_WHITE_BALANCE control,
including white balance presets. The following presets are defined:
- V4L2_WHITE_BALANCE_INCANDESCENT,
- V4L2_WHITE_BALANCE_FLUORESCENT,
- V4L2_WHITE_BALANCE_FLUORESCENT_H,
- V4L2_WHITE_BALANCE_HORIZON,
- V4L2_WHITE_BALANCE_DAYLIGHT,
- V4L2_WHITE_BALANCE_FLASH,
- V4L2_WHITE_BALANCE_CLOUDY,
- V4L2_WHITE_BALANCE_SHADE.
Signed-off-by: HeungJun Kim <riverful.kim@samsung.com>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Acked-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h
index dfd2098..85c4e8f 100644
--- a/include/linux/videodev2.h
+++ b/include/linux/videodev2.h
@@ -1709,6 +1709,20 @@
#define V4L2_CID_AUTO_EXPOSURE_BIAS (V4L2_CID_CAMERA_CLASS_BASE+19)
+#define V4L2_CID_AUTO_N_PRESET_WHITE_BALANCE (V4L2_CID_CAMERA_CLASS_BASE+20)
+enum v4l2_auto_n_preset_white_balance {
+ V4L2_WHITE_BALANCE_MANUAL = 0,
+ V4L2_WHITE_BALANCE_AUTO = 1,
+ V4L2_WHITE_BALANCE_INCANDESCENT = 2,
+ V4L2_WHITE_BALANCE_FLUORESCENT = 3,
+ V4L2_WHITE_BALANCE_FLUORESCENT_H = 4,
+ V4L2_WHITE_BALANCE_HORIZON = 5,
+ V4L2_WHITE_BALANCE_DAYLIGHT = 6,
+ V4L2_WHITE_BALANCE_FLASH = 7,
+ V4L2_WHITE_BALANCE_CLOUDY = 8,
+ V4L2_WHITE_BALANCE_SHADE = 9,
+};
+
/* 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)