Quelle  ioctl.h   Sprache: C

/* SPDX-License-Identifier: MIT */
#ifndef __NVIF_IOCTL_H__
#define __NVIF_IOCTL_H__

struct nvif_ioctl_v0 {
 /* New members MUST be added within the struct_group() macro below. */
 struct_group_tagged(nvif_ioctl_v0_hdr, __hdr,
  __u8  version;
#define NVIF_IOCTL_V0_SCLASS                                               0x01
#define NVIF_IOCTL_V0_NEW                                                  0x02
#define NVIF_IOCTL_V0_DEL                                                  0x03
#define NVIF_IOCTL_V0_MTHD                                                 0x04
#define NVIF_IOCTL_V0_MAP                                                  0x07
#define NVIF_IOCTL_V0_UNMAP                                                0x08
  __u8  type;
  __u8  pad02[4];
#define NVIF_IOCTL_V0_OWNER_NVIF                                           0x00
#define NVIF_IOCTL_V0_OWNER_ANY                                            0xff
  __u8  owner;
#define NVIF_IOCTL_V0_ROUTE_NVIF                                           0x00
#define NVIF_IOCTL_V0_ROUTE_HIDDEN                                         0xff
  __u8  route;
  __u64 token;
  __u64 object;
 );
 __u8  data[];  /* ioctl data (below) */
};
static_assert(offsetof(struct nvif_ioctl_v0, data) == sizeof(struct nvif_ioctl_v0_hdr),
       "struct member likely outside of struct_group()");

struct nvif_ioctl_sclass_v0 {
 /* nvif_ioctl ... */
 __u8  version;
 __u8  count;
 __u8  pad02[6];
 struct nvif_ioctl_sclass_oclass_v0 {
  __s32 oclass;
  __s16 minver;
  __s16 maxver;
 } oclass[];
};

struct nvif_ioctl_new_v0 {
 /* nvif_ioctl ... */
 __u8  version;
 __u8  pad01[6];
 __u8  route;
 __u64 token;
 __u64 object;
 __u32 handle;
 __s32 oclass;
 __u8  data[];  /* class data (class.h) */
};

struct nvif_ioctl_del {
};

struct nvif_ioctl_mthd_v0 {
 /* New members MUST be added within the struct_group() macro below. */
 struct_group_tagged(nvif_ioctl_mthd_v0_hdr, __hdr,
  /* nvif_ioctl ... */
  __u8  version;
  __u8  method;
  __u8  pad02[6];
 );
 __u8  data[];  /* method data (class.h) */
};
static_assert(offsetof(struct nvif_ioctl_mthd_v0, data) == sizeof(struct nvif_ioctl_mthd_v0_hdr),
       "struct member likely outside of struct_group()");

struct nvif_ioctl_map_v0 {
 /* nvif_ioctl ... */
 __u8  version;
#define NVIF_IOCTL_MAP_V0_IO                                               0x00
#define NVIF_IOCTL_MAP_V0_VA                                               0x01
 __u8  type;
 __u8  pad02[6];
 __u64 handle;
 __u64 length;
 __u8  data[];
};

struct nvif_ioctl_unmap {
};
#endif