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media: ov772x: support log_status ioctl and event interface 

This adds log_status ioctl and event interface for ov772x's v4l2 controls.

Cc: Jacopo Mondi <jacopo@jmondi.org>
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
hifive-unleashed-5.1
Akinobu Mita 2018-11-12 11:00:54 -05:00 committed by Mauro Carvalho Chehab
parent 7852adf83c
commit bedfcd467c
1 changed files with 6 additions and 1 deletions
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7
drivers/media/i2c/ov772x.c
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@ -30,6 +30,7 @@
#include <media/v4l2-ctrls.h>
#include <media/v4l2-device.h>
#include <media/v4l2-event.h>
#include <media/v4l2-image-sizes.h>
#include <media/v4l2-subdev.h>
@ -1287,6 +1288,9 @@ static const struct v4l2_ctrl_ops ov772x_ctrl_ops = {
};
static const struct v4l2_subdev_core_ops ov772x_subdev_core_ops = {
.log_status = v4l2_ctrl_subdev_log_status,
.subscribe_event = v4l2_ctrl_subdev_subscribe_event,
.unsubscribe_event = v4l2_event_subdev_unsubscribe,
#ifdef CONFIG_VIDEO_ADV_DEBUG
.g_register = ov772x_g_register,
.s_register = ov772x_s_register,
@ -1379,7 +1383,8 @@ static int ov772x_probe(struct i2c_client *client,
mutex_init(&priv->lock);
v4l2_i2c_subdev_init(&priv->subdev, client, &ov772x_subdev_ops);
priv->subdev.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
priv->subdev.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE |
V4L2_SUBDEV_FL_HAS_EVENTS;
v4l2_ctrl_handler_init(&priv->hdl, 3);
/* Use our mutex for the controls */
priv->hdl.lock = &priv->lock;