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media: dw9714: Add implementation for events

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Use v4l2 control API helpers to support the events.

Fixes v4l2-compliance:

test VIDIOC_(UN)SUBSCRIBE_EVENT/DQEVENT: FAIL

Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Ricardo Ribalda
2021-10-07 00:26:23 +02:00
committed by Mauro Carvalho Chehab
parent ea2b9a3371
commit 98442bd098
1 changed files with 12 additions and 2 deletions
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drivers/media/i2c/dw9714.c
+12 -2
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@@ -7,6 +7,7 @@
#include <linux/pm_runtime.h>
#include <media/v4l2-ctrls.h>
#include <media/v4l2-device.h>
#include <media/v4l2-event.h>
#define DW9714_NAME "dw9714"
#define DW9714_MAX_FOCUS_POS 1023
@@ -100,7 +101,15 @@ static const struct v4l2_subdev_internal_ops dw9714_int_ops = {
.close = dw9714_close,
};
static const struct v4l2_subdev_ops dw9714_ops = { };
static const struct v4l2_subdev_core_ops dw9714_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_ops dw9714_ops = {
.core = &dw9714_core_ops,
};
static void dw9714_subdev_cleanup(struct dw9714_device *dw9714_dev)
{
@@ -137,7 +146,8 @@ static int dw9714_probe(struct i2c_client *client)
return -ENOMEM;
v4l2_i2c_subdev_init(&dw9714_dev->sd, client, &dw9714_ops);
dw9714_dev->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
dw9714_dev->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE |
V4L2_SUBDEV_FL_HAS_EVENTS;
dw9714_dev->sd.internal_ops = &dw9714_int_ops;
rval = dw9714_init_controls(dw9714_dev);