xref: /openbmc/qemu/include/hw/virtio/vhost-vdpa.h (revision 39dc3e4a)
1 /*
2  * vhost-vdpa.h
3  *
4  * Copyright(c) 2017-2018 Intel Corporation.
5  * Copyright(c) 2020 Red Hat, Inc.
6  *
7  * This work is licensed under the terms of the GNU GPL, version 2 or later.
8  * See the COPYING file in the top-level directory.
9  *
10  */
11 
12 #ifndef HW_VIRTIO_VHOST_VDPA_H
13 #define HW_VIRTIO_VHOST_VDPA_H
14 
15 #include "hw/virtio/virtio.h"
16 
17 typedef struct VhostVDPAHostNotifier {
18     MemoryRegion mr;
19     void *addr;
20 } VhostVDPAHostNotifier;
21 
22 typedef struct vhost_vdpa {
23     int device_fd;
24     uint32_t msg_type;
25     bool iotlb_batch_begin_sent;
26     MemoryListener listener;
27     struct vhost_dev *dev;
28     VhostVDPAHostNotifier notifier[VIRTIO_QUEUE_MAX];
29 } VhostVDPA;
30 
31 #endif
32