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

From: Sergey Senozhatsky
Date: Fri Mar 19 2021 - 01:54:52 EST


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@xxxxxxxxxxxx>
---
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