diff options
| -rw-r--r-- | drivers/gpu/drm/xe/xe_vm_types.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_vm_types.h b/drivers/gpu/drm/xe/xe_vm_types.h index 8a07feef503b..8e8138c2b80a 100644 --- a/drivers/gpu/drm/xe/xe_vm_types.h +++ b/drivers/gpu/drm/xe/xe_vm_types.h @@ -77,6 +77,33 @@ struct xe_userptr { #endif }; +/** + * struct xe_vma_mem_attr - memory attributes associated with vma + */ +struct xe_vma_mem_attr { + /** @preferred_loc: perferred memory_location */ + struct { + /** @preferred_loc.migration_policy: Pages migration policy */ + u32 migration_policy; + + /** + * @preferred_loc.devmem_fd: used for determining pagemap_fd + * requested by user DRM_XE_PREFERRED_LOC_DEFAULT_SYSTEM and + * DRM_XE_PREFERRED_LOC_DEFAULT_DEVICE mean system memory or + * closest device memory respectively. + */ + u32 devmem_fd; + } preferred_loc; + + /** + * @atomic_access: The atomic access type for the vma + * See %DRM_XE_VMA_ATOMIC_UNDEFINED, %DRM_XE_VMA_ATOMIC_DEVICE, + * %DRM_XE_VMA_ATOMIC_GLOBAL, and %DRM_XE_VMA_ATOMIC_CPU for possible + * values. These are defined in uapi/drm/xe_drm.h. + */ + u32 atomic_access; +}; + struct xe_vma { /** @gpuva: Base GPUVA object */ struct drm_gpuva gpuva; @@ -135,6 +162,12 @@ struct xe_vma { * Needs to be signalled before UNMAP can be processed. */ struct xe_user_fence *ufence; + + /** + * @attr: The attributes of vma which determines the migration policy + * and encoding of the PTEs for this vma. + */ + struct xe_vma_mem_attr attr; }; /** |