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/*
* Vhost-user GPIO virtio device
*
* Copyright (c) 2021 Viresh Kumar <viresh.kumar@linaro.org>
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef _QEMU_VHOST_USER_GPIO_H
#define _QEMU_VHOST_USER_GPIO_H
#include "hw/virtio/virtio.h"
#include "hw/virtio/vhost.h"
#include "hw/virtio/vhost-user.h"
#include "standard-headers/linux/virtio_gpio.h"
#include "chardev/char-fe.h"
#define TYPE_VHOST_USER_GPIO "vhost-user-gpio-device"
OBJECT_DECLARE_SIMPLE_TYPE(VHostUserGPIO, VHOST_USER_GPIO);
struct VHostUserGPIO {
/*< private >*/
VirtIODevice parent_obj;
CharBackend chardev;
struct virtio_gpio_config config;
struct vhost_virtqueue *vhost_vqs;
struct vhost_dev vhost_dev;
VhostUserState vhost_user;
VirtQueue *command_vq;
VirtQueue *interrupt_vq;
/**
* There are at least two steps of initialization of the
* vhost-user device. The first is a "connect" step and
* second is a "start" step. Make a separation between
* those initialization phases by using two fields.
*
* @connected: see vu_gpio_connect()/vu_gpio_disconnect()
* @started_vu: see vu_gpio_start()/vu_gpio_stop()
*/
bool connected;
bool started_vu;
/*< public >*/
};
#endif /* _QEMU_VHOST_USER_GPIO_H */
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