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62b7f5931c
bcm2708: boot tested on RPi B+ v1.2
bcm2709: boot tested on RPi 3B v1.2 and RPi 4B v1.1 4G
bcm2710: boot tested on RPi 3B v1.2
bcm2711: boot tested on RPi 4B v1.1 4G
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
(cherry-picked from commit f07e572f64)
90 lines
3.2 KiB
Diff
90 lines
3.2 KiB
Diff
From d25d713f7bfe272cbeaac90769eb88fee382b2e9 Mon Sep 17 00:00:00 2001
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From: Jacopo Mondi <jacopo@jmondi.org>
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Date: Sat, 9 May 2020 11:04:48 +0200
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Subject: [PATCH] media: v4l2-ctrls: Add camera orientation and
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rotation
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Add support for the newly defined V4L2_CID_CAMERA_ORIENTATION
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and V4L2_CID_CAMERA_SENSOR_ROTATION read-only controls used to report
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the camera device mounting position and orientation respectively.
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Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
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Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
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Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
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Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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Commit 926645d43fd43622a2b056471a2cf41cc19cbf4c upstream
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Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
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---
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drivers/media/v4l2-core/v4l2-ctrls.c | 13 +++++++++++++
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include/uapi/linux/v4l2-controls.h | 7 +++++++
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2 files changed, 20 insertions(+)
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--- a/drivers/media/v4l2-core/v4l2-ctrls.c
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+++ b/drivers/media/v4l2-core/v4l2-ctrls.c
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@@ -577,6 +577,12 @@ const char * const *v4l2_ctrl_get_menu(u
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"Annex B Start Code",
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NULL,
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};
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+ static const char * const camera_orientation[] = {
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+ "Front",
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+ "Back",
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+ "External",
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+ NULL,
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+ };
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switch (id) {
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case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
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@@ -702,6 +708,8 @@ const char * const *v4l2_ctrl_get_menu(u
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return hevc_decode_mode;
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case V4L2_CID_MPEG_VIDEO_HEVC_START_CODE:
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return hevc_start_code;
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+ case V4L2_CID_CAMERA_ORIENTATION:
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+ return camera_orientation;
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default:
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return NULL;
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}
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@@ -1015,6 +1023,8 @@ const char *v4l2_ctrl_get_name(u32 id)
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case V4L2_CID_PAN_SPEED: return "Pan, Speed";
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case V4L2_CID_TILT_SPEED: return "Tilt, Speed";
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case V4L2_CID_UNIT_CELL_SIZE: return "Unit Cell Size";
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+ case V4L2_CID_CAMERA_ORIENTATION: return "Camera Orientation";
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+ case V4L2_CID_CAMERA_SENSOR_ROTATION: return "Camera Sensor Rotation";
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/* FM Radio Modulator controls */
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/* Keep the order of the 'case's the same as in v4l2-controls.h! */
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@@ -1288,6 +1298,7 @@ void v4l2_ctrl_fill(u32 id, const char *
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case V4L2_CID_MPEG_VIDEO_HEVC_LOOP_FILTER_MODE:
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case V4L2_CID_MPEG_VIDEO_HEVC_DECODE_MODE:
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case V4L2_CID_MPEG_VIDEO_HEVC_START_CODE:
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+ case V4L2_CID_CAMERA_ORIENTATION:
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*type = V4L2_CTRL_TYPE_MENU;
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break;
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case V4L2_CID_LINK_FREQ:
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@@ -1480,6 +1491,8 @@ void v4l2_ctrl_fill(u32 id, const char *
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case V4L2_CID_RDS_RX_TRAFFIC_ANNOUNCEMENT:
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case V4L2_CID_RDS_RX_TRAFFIC_PROGRAM:
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case V4L2_CID_RDS_RX_MUSIC_SPEECH:
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+ case V4L2_CID_CAMERA_ORIENTATION:
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+ case V4L2_CID_CAMERA_SENSOR_ROTATION:
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*flags |= V4L2_CTRL_FLAG_READ_ONLY;
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break;
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case V4L2_CID_RF_TUNER_PLL_LOCK:
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--- a/include/uapi/linux/v4l2-controls.h
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+++ b/include/uapi/linux/v4l2-controls.h
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@@ -917,6 +917,13 @@ enum v4l2_auto_focus_range {
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#define V4L2_CID_PAN_SPEED (V4L2_CID_CAMERA_CLASS_BASE+32)
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#define V4L2_CID_TILT_SPEED (V4L2_CID_CAMERA_CLASS_BASE+33)
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+#define V4L2_CID_CAMERA_ORIENTATION (V4L2_CID_CAMERA_CLASS_BASE+34)
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+#define V4L2_CAMERA_ORIENTATION_FRONT 0
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+#define V4L2_CAMERA_ORIENTATION_BACK 1
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+#define V4L2_CAMERA_ORIENTATION_EXTERNAL 2
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+
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+#define V4L2_CID_CAMERA_SENSOR_ROTATION (V4L2_CID_CAMERA_CLASS_BASE+35)
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+
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/* FM Modulator class control IDs */
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#define V4L2_CID_FM_TX_CLASS_BASE (V4L2_CTRL_CLASS_FM_TX | 0x900)
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