include/uapi/linux/udmabuf.h

   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
  10 struct udmabuf_create {
  11         __u32 memfd;
  12         __u32 flags;
  13         __u64 offset;
  14         __u64 size;
  15 };
  16
  17 struct udmabuf_create_item {
  18         __u32 memfd;
  19         __u32 __pad;
  20         __u64 offset;
  21         __u64 size;
  22 };
  23
  24 struct 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 */