linux-kernel - [PATCHv3 3/6] media: v4l UAPI: add ROI auto-controls flags

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Date:   Fri, 19 Mar 2021 14:53:39 +0900
From:   Sergey Senozhatsky <senozhatsky@...omium.org>
To:     Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Ricardo Ribalda <ribalda@...omium.org>
Cc:     Tomasz Figa <tfiga@...omium.org>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Hans Verkuil <hverkuil-cisco@...all.nl>,
        linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        Sergey Senozhatsky <senozhatsky@...omium.org>
Subject: [PATCHv3 3/6] media: v4l UAPI: add ROI auto-controls flags

UVC 1.5 defines the following Region Of Interest auto controls:

D0: Auto Exposure
D1: Auto Iris
D2: Auto White Balance
D3: Auto Focus
D4: Auto Face Detect
D5: Auto Detect and Track
D6: Image Stabilization
D7: Higher Quality
D8 – D15: Reserved, set to zero

Signed-off-by: Sergey Senozhatsky <senozhatsky@...omium.org>
---
 include/uapi/linux/v4l2-common.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/include/uapi/linux/v4l2-common.h b/include/uapi/linux/v4l2-common.h
index 3651ebb8cb23..34f1c262d6aa 100644
--- a/include/uapi/linux/v4l2-common.h
+++ b/include/uapi/linux/v4l2-common.h
@@ -92,6 +92,16 @@
 #define V4L2_SEL_FLAG_LE		(1 << 1)
 #define V4L2_SEL_FLAG_KEEP_CONFIG	(1 << 2)
 
+/* ROI auto-controls flags */
+#define V4L2_SEL_FLAG_ROI_AUTO_EXPOSURE		(1 << 0)
+#define V4L2_SEL_FLAG_ROI_AUTO_IRIS			(1 << 1)
+#define V4L2_SEL_FLAG_ROI_AUTO_WHITE_BALANCE		(1 << 2)
+#define V4L2_SEL_FLAG_ROI_AUTO_FOCUS			(1 << 3)
+#define V4L2_SEL_FLAG_ROI_AUTO_FACE_DETECT		(1 << 4)
+#define V4L2_SEL_FLAG_ROI_AUTO_DETECT_AND_TRACK	(1 << 5)
+#define V4L2_SEL_FLAG_ROI_AUTO_IMAGE_STABILIXATION	(1 << 6)
+#define V4L2_SEL_FLAG_ROI_AUTO_HIGHER_QUALITY		(1 << 7)
+
 struct v4l2_edid {
 	__u32 pad;
 	__u32 start_block;
-- 
2.31.0.rc2.261.g7f71774620-goog