media: v4l2-ctrls: add support for area type logging

A 'case V4L2_CTRL_TYPE_AREA' was missing in v4l2_ctrl_type_op_log,
which led to an 'unknown type' message in the kernel log.

Add support for controls of this type.
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>

drivers/media/v4l2-core/v4l2-ctrls-core.c

@@ -295,6 +295,9 @@ void v4l2_ctrl_type_op_log(const struct v4l2_ctrl *ctrl)
 	case V4L2_CTRL_TYPE_U32:
 		pr_cont("%u", (unsigned)*ptr.p_u32);
 		break;
+	case V4L2_CTRL_TYPE_AREA:
+		pr_cont("%ux%u", ptr.p_area->width, ptr.p_area->height);
+		break;
 	case V4L2_CTRL_TYPE_H264_SPS:
 		pr_cont("H264_SPS");
 		break;