diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/include/nvif/ioctl.h')
| -rw-r--r-- | drivers/gpu/drm/nouveau/include/nvif/ioctl.h | 107 |
1 files changed, 30 insertions, 77 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvif/ioctl.h b/drivers/gpu/drm/nouveau/include/nvif/ioctl.h index c5f5eb83a594..00015412cb3e 100644 --- a/drivers/gpu/drm/nouveau/include/nvif/ioctl.h +++ b/drivers/gpu/drm/nouveau/include/nvif/ioctl.h @@ -1,39 +1,32 @@ +/* SPDX-License-Identifier: MIT */ #ifndef __NVIF_IOCTL_H__ #define __NVIF_IOCTL_H__ -#define NVIF_VERSION_LATEST 0x0000000000000000ULL - struct nvif_ioctl_v0 { - __u8 version; -#define NVIF_IOCTL_V0_NOP 0x00 + /* 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_RD 0x05 -#define NVIF_IOCTL_V0_WR 0x06 #define NVIF_IOCTL_V0_MAP 0x07 #define NVIF_IOCTL_V0_UNMAP 0x08 -#define NVIF_IOCTL_V0_NTFY_NEW 0x09 -#define NVIF_IOCTL_V0_NTFY_DEL 0x0a -#define NVIF_IOCTL_V0_NTFY_GET 0x0b -#define NVIF_IOCTL_V0_NTFY_PUT 0x0c - __u8 type; - __u8 pad02[4]; + __u8 type; + __u8 pad02[4]; #define NVIF_IOCTL_V0_OWNER_NVIF 0x00 #define NVIF_IOCTL_V0_OWNER_ANY 0xff - __u8 owner; + __u8 owner; #define NVIF_IOCTL_V0_ROUTE_NVIF 0x00 #define NVIF_IOCTL_V0_ROUTE_HIDDEN 0xff - __u8 route; - __u64 token; - __u64 object; + __u8 route; + __u64 token; + __u64 object; + ); __u8 data[]; /* ioctl data (below) */ }; - -struct nvif_ioctl_nop_v0 { - __u64 version; -}; +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 ... */ @@ -62,71 +55,31 @@ struct nvif_ioctl_new_v0 { struct nvif_ioctl_del { }; -struct nvif_ioctl_rd_v0 { - /* nvif_ioctl ... */ - __u8 version; - __u8 size; - __u8 pad02[2]; - __u32 data; - __u64 addr; -}; - -struct nvif_ioctl_wr_v0 { - /* nvif_ioctl ... */ - __u8 version; - __u8 size; - __u8 pad02[2]; - __u32 data; - __u64 addr; +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; - __u8 pad01[3]; - __u32 length; +#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 { }; - -struct nvif_ioctl_ntfy_new_v0 { - /* nvif_ioctl ... */ - __u8 version; - __u8 event; - __u8 index; - __u8 pad03[5]; - __u8 data[]; /* event request data (event.h) */ -}; - -struct nvif_ioctl_ntfy_del_v0 { - /* nvif_ioctl ... */ - __u8 version; - __u8 index; - __u8 pad02[6]; -}; - -struct nvif_ioctl_ntfy_get_v0 { - /* nvif_ioctl ... */ - __u8 version; - __u8 index; - __u8 pad02[6]; -}; - -struct nvif_ioctl_ntfy_put_v0 { - /* nvif_ioctl ... */ - __u8 version; - __u8 index; - __u8 pad02[6]; -}; - -struct nvif_ioctl_mthd_v0 { - /* nvif_ioctl ... */ - __u8 version; - __u8 method; - __u8 pad02[6]; - __u8 data[]; /* method data (class.h) */ -}; - #endif |