XE_VM_MAX_LEVEL
xe_tile_assert(tile, level <= XE_VM_MAX_LEVEL);
struct xe_pt_update updates[XE_VM_MAX_LEVEL + 1];
if (wupd->num_used_entries == XE_VM_MAX_LEVEL * 2 + 1)
struct xe_vm_pgtable_update entries[XE_VM_MAX_LEVEL * 2 + 1];
struct xe_pt *scratch_pt[XE_MAX_TILES_PER_DEVICE][XE_VM_MAX_LEVEL];