1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2*4882a593Smuzhiyun #ifndef _UAPI_LINUX_UDMABUF_H 3*4882a593Smuzhiyun #define _UAPI_LINUX_UDMABUF_H 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #include <linux/types.h> 6*4882a593Smuzhiyun #include <linux/ioctl.h> 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun #define UDMABUF_FLAGS_CLOEXEC 0x01 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun struct udmabuf_create { 11*4882a593Smuzhiyun __u32 memfd; 12*4882a593Smuzhiyun __u32 flags; 13*4882a593Smuzhiyun __u64 offset; 14*4882a593Smuzhiyun __u64 size; 15*4882a593Smuzhiyun }; 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun struct udmabuf_create_item { 18*4882a593Smuzhiyun __u32 memfd; 19*4882a593Smuzhiyun __u32 __pad; 20*4882a593Smuzhiyun __u64 offset; 21*4882a593Smuzhiyun __u64 size; 22*4882a593Smuzhiyun }; 23*4882a593Smuzhiyun 24*4882a593Smuzhiyun struct udmabuf_create_list { 25*4882a593Smuzhiyun __u32 flags; 26*4882a593Smuzhiyun __u32 count; 27*4882a593Smuzhiyun struct udmabuf_create_item list[]; 28*4882a593Smuzhiyun }; 29*4882a593Smuzhiyun 30*4882a593Smuzhiyun #define UDMABUF_CREATE _IOW('u', 0x42, struct udmabuf_create) 31*4882a593Smuzhiyun #define UDMABUF_CREATE_LIST _IOW('u', 0x43, struct udmabuf_create_list) 32*4882a593Smuzhiyun 33*4882a593Smuzhiyun #endif /* _UAPI_LINUX_UDMABUF_H */ 34