xref: /qemu/include/hw/virtio/vhost-vsock-common.h (revision db1015e92e04835c9eb50c29625fe566d1202dbd)
1c6136ec0SStefano Garzarella /*
2c6136ec0SStefano Garzarella  * Parent class for vhost-vsock devices
3c6136ec0SStefano Garzarella  *
4c6136ec0SStefano Garzarella  * Copyright 2015-2020 Red Hat, Inc.
5c6136ec0SStefano Garzarella  *
6c6136ec0SStefano Garzarella  * This work is licensed under the terms of the GNU GPL, version 2 or
7c6136ec0SStefano Garzarella  * (at your option) any later version.  See the COPYING file in the
8c6136ec0SStefano Garzarella  * top-level directory.
9c6136ec0SStefano Garzarella  */
10c6136ec0SStefano Garzarella 
11c6136ec0SStefano Garzarella #ifndef _QEMU_VHOST_VSOCK_COMMON_H
12c6136ec0SStefano Garzarella #define _QEMU_VHOST_VSOCK_COMMON_H
13c6136ec0SStefano Garzarella 
14c6136ec0SStefano Garzarella #include "hw/virtio/virtio.h"
15c6136ec0SStefano Garzarella #include "hw/virtio/vhost.h"
16*db1015e9SEduardo Habkost #include "qom/object.h"
17c6136ec0SStefano Garzarella 
18c6136ec0SStefano Garzarella #define TYPE_VHOST_VSOCK_COMMON "vhost-vsock-common"
19*db1015e9SEduardo Habkost typedef struct VHostVSockCommon VHostVSockCommon;
20c6136ec0SStefano Garzarella #define VHOST_VSOCK_COMMON(obj) \
21c6136ec0SStefano Garzarella         OBJECT_CHECK(VHostVSockCommon, (obj), TYPE_VHOST_VSOCK_COMMON)
22c6136ec0SStefano Garzarella 
23c6136ec0SStefano Garzarella enum {
24c6136ec0SStefano Garzarella     VHOST_VSOCK_SAVEVM_VERSION = 0,
25c6136ec0SStefano Garzarella 
26c6136ec0SStefano Garzarella     VHOST_VSOCK_QUEUE_SIZE = 128,
27c6136ec0SStefano Garzarella };
28c6136ec0SStefano Garzarella 
29*db1015e9SEduardo Habkost struct VHostVSockCommon {
30c6136ec0SStefano Garzarella     VirtIODevice parent;
31c6136ec0SStefano Garzarella 
32c6136ec0SStefano Garzarella     struct vhost_virtqueue vhost_vqs[2];
33c6136ec0SStefano Garzarella     struct vhost_dev vhost_dev;
34c6136ec0SStefano Garzarella 
35c6136ec0SStefano Garzarella     VirtQueue *event_vq;
36c6136ec0SStefano Garzarella     VirtQueue *recv_vq;
37c6136ec0SStefano Garzarella     VirtQueue *trans_vq;
38c6136ec0SStefano Garzarella 
39c6136ec0SStefano Garzarella     QEMUTimer *post_load_timer;
40*db1015e9SEduardo Habkost };
41c6136ec0SStefano Garzarella 
42c6136ec0SStefano Garzarella int vhost_vsock_common_start(VirtIODevice *vdev);
43c6136ec0SStefano Garzarella void vhost_vsock_common_stop(VirtIODevice *vdev);
44c6136ec0SStefano Garzarella int vhost_vsock_common_pre_save(void *opaque);
45c6136ec0SStefano Garzarella int vhost_vsock_common_post_load(void *opaque, int version_id);
46c6136ec0SStefano Garzarella void vhost_vsock_common_realize(VirtIODevice *vdev, const char *name);
47c6136ec0SStefano Garzarella void vhost_vsock_common_unrealize(VirtIODevice *vdev);
48c6136ec0SStefano Garzarella 
49c6136ec0SStefano Garzarella #endif /* _QEMU_VHOST_VSOCK_COMMON_H */
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