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From 20076d276d045c03f809bb16f0e1fafcfe63a81f Mon Sep 17 00:00:00 2001
From: Ricardo Ribalda Delgado <ribalda@kernel.org>
Date: Mon, 7 Oct 2019 12:06:32 -0300
Subject: [PATCH] media: Documentation: media: Document
 V4L2_CTRL_TYPE_AREA

Commit 8ae3a0862993c09a8ef0f9abb379553370c517e3 upstream.

A struct v4l2_area containing the width and the height of a rectangular
area.

Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Ricardo Ribalda Delgado <ribalda@kernel.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
---
 Documentation/media/uapi/v4l/vidioc-queryctrl.rst | 6 ++++++
 Documentation/media/videodev2.h.rst.exceptions    | 1 +
 2 files changed, 7 insertions(+)

--- a/Documentation/media/uapi/v4l/vidioc-queryctrl.rst
+++ b/Documentation/media/uapi/v4l/vidioc-queryctrl.rst
@@ -443,6 +443,12 @@ See also the examples in :ref:`control`.
       - n/a
       - A struct :c:type:`v4l2_ctrl_mpeg2_quantization`, containing MPEG-2
 	quantization matrices for stateless video decoders.
+    * - ``V4L2_CTRL_TYPE_AREA``
+      - n/a
+      - n/a
+      - n/a
+      - A struct :c:type:`v4l2_area`, containing the width and the height
+        of a rectangular area. Units depend on the use case.
     * - ``V4L2_CTRL_TYPE_H264_SPS``
       - n/a
       - n/a
--- a/Documentation/media/videodev2.h.rst.exceptions
+++ b/Documentation/media/videodev2.h.rst.exceptions
@@ -141,6 +141,7 @@ replace symbol V4L2_CTRL_TYPE_H264_PPS :
 replace symbol V4L2_CTRL_TYPE_H264_SCALING_MATRIX :c:type:`v4l2_ctrl_type`
 replace symbol V4L2_CTRL_TYPE_H264_SLICE_PARAMS :c:type:`v4l2_ctrl_type`
 replace symbol V4L2_CTRL_TYPE_H264_DECODE_PARAMS :c:type:`v4l2_ctrl_type`
+replace symbol V4L2_CTRL_TYPE_AREA :c:type:`v4l2_ctrl_type`
 
 # V4L2 capability defines
 replace define V4L2_CAP_VIDEO_CAPTURE device-capabilities