OpenCloudOS-Kernel/include/uapi/linux/udmabuf.h

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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_LINUX_UDMABUF_H
#define _UAPI_LINUX_UDMABUF_H
#include <linux/types.h>
#include <linux/ioctl.h>
#define UDMABUF_FLAGS_CLOEXEC 0x01
struct udmabuf_create {
__u32 memfd;
__u32 flags;
__u64 offset;
__u64 size;
};
struct udmabuf_create_item {
__u32 memfd;
__u32 __pad;
__u64 offset;
__u64 size;
};
struct udmabuf_create_list {
__u32 flags;
__u32 count;
struct udmabuf_create_item list[];
};
#define UDMABUF_CREATE _IOW('u', 0x42, struct udmabuf_create)
#define UDMABUF_CREATE_LIST _IOW('u', 0x43, struct udmabuf_create_list)
#endif /* _UAPI_LINUX_UDMABUF_H */