Files
Linux_Drivers/ramdisk/initramfs/glibc_riscv64/usr/include/linux/udmabuf.h
sam.xiang 1cf39ecdd5 [ramdisk] add cvitek pre-built ramdisk
Change-Id: Ic7d2046a23358129eaf621b5558984a64fa7361d
2023-03-10 20:35:40 +08:00

34 lines
643 B
C

/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _LINUX_UDMABUF_H
#define _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 /* _LINUX_UDMABUF_H */