1 /* SPDX-License-Identifier: (GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause */
2 /*
3  * Definitions for virtio-pmem devices.
4  *
5  * Copyright (C) 2019 Red Hat, Inc.
6  *
7  * Author(s): Pankaj Gupta <pagupta@redhat.com>
8  */
9 
10 #ifndef _LINUX_VIRTIO_PMEM_H
11 #define _LINUX_VIRTIO_PMEM_H
12 
13 #include "standard-headers/linux/types.h"
14 #include "standard-headers/linux/virtio_ids.h"
15 #include "standard-headers/linux/virtio_config.h"
16 
17 struct virtio_pmem_config {
18 	uint64_t start;
19 	uint64_t size;
20 };
21 
22 #define VIRTIO_PMEM_REQ_TYPE_FLUSH      0
23 
24 struct virtio_pmem_resp {
25 	/* Host return status corresponding to flush request */
26 	uint32_t ret;
27 };
28 
29 struct virtio_pmem_req {
30 	/* command type */
31 	uint32_t type;
32 };
33 
34 #endif
35