2021-10-01 11:29:16

by Ricardo Ribalda

[permalink] [raw]
Subject: [PATCH v3 8/8] media: ov5670: Add implementation for events

Use v4l2 control API helpers to support the events.

Fixes v4l2-compliance:

test VIDIOC_(UN)SUBSCRIBE_EVENT/DQEVENT: FAIL

Signed-off-by: Ricardo Ribalda <[email protected]>
---
drivers/media/i2c/ov5670.c | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/drivers/media/i2c/ov5670.c b/drivers/media/i2c/ov5670.c
index 49189926afd67..251f459ab484a 100644
--- a/drivers/media/i2c/ov5670.c
+++ b/drivers/media/i2c/ov5670.c
@@ -7,6 +7,7 @@
#include <linux/pm_runtime.h>
#include <media/v4l2-ctrls.h>
#include <media/v4l2-device.h>
+#include <media/v4l2-event.h>
#include <media/v4l2-fwnode.h>

#define OV5670_REG_CHIP_ID 0x300a
@@ -2420,6 +2421,12 @@ static int ov5670_identify_module(struct ov5670 *ov5670)
return 0;
}

+static const struct v4l2_subdev_core_ops ov5670_core_ops = {
+ .log_status = v4l2_ctrl_subdev_log_status,
+ .subscribe_event = v4l2_ctrl_subdev_subscribe_event,
+ .unsubscribe_event = v4l2_event_subdev_unsubscribe,
+};
+
static const struct v4l2_subdev_video_ops ov5670_video_ops = {
.s_stream = ov5670_set_stream,
};
@@ -2436,6 +2443,7 @@ static const struct v4l2_subdev_sensor_ops ov5670_sensor_ops = {
};

static const struct v4l2_subdev_ops ov5670_subdev_ops = {
+ .core = &ov5670_core_ops,
.video = &ov5670_video_ops,
.pad = &ov5670_pad_ops,
.sensor = &ov5670_sensor_ops,
@@ -2489,7 +2497,8 @@ static int ov5670_probe(struct i2c_client *client)
}

ov5670->sd.internal_ops = &ov5670_internal_ops;
- ov5670->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
+ ov5670->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE |
+ V4L2_SUBDEV_FL_HAS_EVENTS;
ov5670->sd.entity.ops = &ov5670_subdev_entity_ops;
ov5670->sd.entity.function = MEDIA_ENT_F_CAM_SENSOR;

--
2.33.0.800.g4c38ced690-goog