MAX_AGAW_PFN_WIDTH
mask = shared_bits ? __ffs(shared_bits) : MAX_AGAW_PFN_WIDTH;
mask = MAX_AGAW_PFN_WIDTH;
mask = MAX_AGAW_PFN_WIDTH;
info->pfsid, info->ats_qdep, 0, MAX_AGAW_PFN_WIDTH);
quirk_extra_dev_tlb_flush(info, 0, MAX_AGAW_PFN_WIDTH, IOMMU_NO_PASID,
MAX_AGAW_PFN_WIDTH, &desc[2]);
0, MAX_AGAW_PFN_WIDTH, &desc[2]);