[PATCH 04/10] media: uvcvideo: Add support for V4L2_CTRL_TYPE_CTRL_CLASS

From: Ricardo Ribalda
Date: Thu Mar 11 2021 - 07:21:34 EST


Fill all the fields for V4L2_CTRL_TYPE_CTRL_CLASS control types.

Signed-off-by: Ricardo Ribalda <ribalda@xxxxxxxxxxxx>
---
drivers/media/usb/uvc/uvc_ctrl.c | 7 +++++++
1 file changed, 7 insertions(+)

diff --git a/drivers/media/usb/uvc/uvc_ctrl.c b/drivers/media/usb/uvc/uvc_ctrl.c
index b3dde98499f4..08877897dc5a 100644
--- a/drivers/media/usb/uvc/uvc_ctrl.c
+++ b/drivers/media/usb/uvc/uvc_ctrl.c
@@ -1097,6 +1097,13 @@ static int __uvc_query_v4l2_ctrl(struct uvc_video_chain *chain,
v4l2_ctrl->step = 0;
return 0;

+ case V4L2_CTRL_TYPE_CTRL_CLASS:
+ v4l2_ctrl->minimum = 0;
+ v4l2_ctrl->maximum = 0;
+ v4l2_ctrl->step = 0;
+ v4l2_ctrl->default_value = 0;
+ return 0;
+
default:
break;
}
--
2.31.0.rc2.261.g7f71774620-goog