gen8_ggtt_insert_entries
ggtt->vm.insert_entries = gen8_ggtt_insert_entries;
ggtt->vm.raw_insert_entries = gen8_ggtt_insert_entries;
gen8_ggtt_insert_entries(vm, vma_res, pat_index, flags);
gen8_ggtt_insert_entries(arg->vm, arg->vma_res,