1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2#ifndef _UAPI_LINUX_UDMABUF_H
3#define _UAPI_LINUX_UDMABUF_H
4
5#include <linux/types.h>
6#include <linux/ioctl.h>
7
8#define UDMABUF_FLAGS_CLOEXEC 0x01
9
10struct udmabuf_create {
11 __u32 memfd;
12 __u32 flags;
13 __u64 offset;
14 __u64 size;
15};
16
17struct udmabuf_create_item {
18 __u32 memfd;
19 __u32 __pad;
20 __u64 offset;
21 __u64 size;
22};
23
24struct udmabuf_create_list {
25 __u32 flags;
26 __u32 count;
27 struct udmabuf_create_item list[];
28};
29
30#define UDMABUF_CREATE _IOW('u', 0x42, struct udmabuf_create)
31#define UDMABUF_CREATE_LIST _IOW('u', 0x43, struct udmabuf_create_list)
32
33#endif /* _UAPI_LINUX_UDMABUF_H */
34

source code of linux/include/uapi/linux/udmabuf.h