Add support for the newly defined V4L2_CID_CAMERA_SENSOR_LOCATION
and V4L2_CID_CAMERA_SENSOR_ROTATION read-only controls used to report
the camera device mounting position and orientation respectively.
Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
Signed-off-by: Jacopo Mondi <jacopo@xxxxxxxxxx>
---
drivers/media/v4l2-core/v4l2-ctrls.c | 4 ++++
include/uapi/linux/v4l2-controls.h | 7 +++++++
2 files changed, 11 insertions(+)
diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c
index 1d8f38824631..b7af47a25125 100644
--- a/drivers/media/v4l2-core/v4l2-ctrls.c
+++ b/drivers/media/v4l2-core/v4l2-ctrls.c
@@ -994,6 +994,8 @@ const char *v4l2_ctrl_get_name(u32 id)
case V4L2_CID_AUTO_FOCUS_RANGE: return "Auto Focus, Range";
case V4L2_CID_PAN_SPEED: return "Pan, Speed";
case V4L2_CID_TILT_SPEED: return "Tilt, Speed";
+ case V4L2_CID_CAMERA_SENSOR_LOCATION: return "Camera Sensor Location";
+ case V4L2_CID_CAMERA_SENSOR_ROTATION: return "Camera Sensor Rotation";
/* FM Radio Modulator controls */
/* Keep the order of the 'case's the same as in v4l2-controls.h! */
@@ -1318,6 +1320,8 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type,
break;
case V4L2_CID_MIN_BUFFERS_FOR_CAPTURE:
case V4L2_CID_MIN_BUFFERS_FOR_OUTPUT:
+ case V4L2_CID_CAMERA_SENSOR_LOCATION:
+ case V4L2_CID_CAMERA_SENSOR_ROTATION:
*type = V4L2_CTRL_TYPE_INTEGER;
*flags |= V4L2_CTRL_FLAG_READ_ONLY;
break;
diff --git a/include/uapi/linux/v4l2-controls.h b/include/uapi/linux/v4l2-controls.h
index a2669b79b294..f2be7a99818e 100644
--- a/include/uapi/linux/v4l2-controls.h
+++ b/include/uapi/linux/v4l2-controls.h
@@ -912,6 +912,13 @@ enum v4l2_auto_focus_range {
#define V4L2_CID_PAN_SPEED (V4L2_CID_CAMERA_CLASS_BASE+32)
#define V4L2_CID_TILT_SPEED (V4L2_CID_CAMERA_CLASS_BASE+33)
+#define V4L2_CID_CAMERA_SENSOR_LOCATION (V4L2_CID_CAMERA_CLASS_BASE+34)
+#define V4L2_LOCATION_FRONT 0
+#define V4L2_LOCATION_BACK 1
+#define V4L2_LOCATION_EXTERNAL 2
+
+#define V4L2_CID_CAMERA_SENSOR_ROTATION (V4L2_CID_CAMERA_CLASS_BASE+35)
+
/* FM Modulator class control IDs */
#define V4L2_CID_FM_TX_CLASS_BASE (V4L2_CTRL_CLASS_FM_TX | 0x900)
--
2.23.0
