diff options
| author | Ben Skeggs <bskeggs@redhat.com> | 2017-11-01 03:56:19 +1000 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2017-11-02 13:32:16 +1000 |
| commit | 01326050391ceee2cf1b6c91c108414a35f40861 (patch) | |
| tree | 6763213e29c4be0789912b0d17a984c8c9e5f18d /drivers/gpu/drm/nouveau/include/nvif | |
| parent | 1f474be9a89e7848649034c8854c55996bb29459 (diff) | |
drm/nouveau/core/object: allow arguments to be passed to map function
MMU will be needing this to specify kind info on BAR mappings.
We have no userspace currently using these interfaces, so break the ABI
instead of supporting both. NVIF version bump so any future use can be
guarded.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/include/nvif')
| -rw-r--r-- | drivers/gpu/drm/nouveau/include/nvif/ioctl.h | 10 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/include/nvif/object.h | 7 |
2 files changed, 12 insertions, 5 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvif/ioctl.h b/drivers/gpu/drm/nouveau/include/nvif/ioctl.h index c5f5eb83a594..1886366457f1 100644 --- a/drivers/gpu/drm/nouveau/include/nvif/ioctl.h +++ b/drivers/gpu/drm/nouveau/include/nvif/ioctl.h @@ -1,7 +1,7 @@ #ifndef __NVIF_IOCTL_H__ #define __NVIF_IOCTL_H__ -#define NVIF_VERSION_LATEST 0x0000000000000000ULL +#define NVIF_VERSION_LATEST 0x0000000000000100ULL struct nvif_ioctl_v0 { __u8 version; @@ -83,9 +83,13 @@ struct nvif_ioctl_wr_v0 { 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 { diff --git a/drivers/gpu/drm/nouveau/include/nvif/object.h b/drivers/gpu/drm/nouveau/include/nvif/object.h index 9e58b305b020..0b54261bdefe 100644 --- a/drivers/gpu/drm/nouveau/include/nvif/object.h +++ b/drivers/gpu/drm/nouveau/include/nvif/object.h @@ -16,7 +16,7 @@ struct nvif_object { void *priv; /*XXX: hack */ struct { void __iomem *ptr; - u32 size; + u64 size; } map; }; @@ -29,7 +29,10 @@ void nvif_object_sclass_put(struct nvif_sclass **); u32 nvif_object_rd(struct nvif_object *, int, u64); void nvif_object_wr(struct nvif_object *, int, u64, u32); int nvif_object_mthd(struct nvif_object *, u32, void *, u32); -int nvif_object_map(struct nvif_object *); +int nvif_object_map_handle(struct nvif_object *, void *, u32, + u64 *handle, u64 *length); +void nvif_object_unmap_handle(struct nvif_object *); +int nvif_object_map(struct nvif_object *, void *, u32); void nvif_object_unmap(struct nvif_object *); #define nvif_handle(a) (unsigned long)(void *)(a) |