ARM_SMMU_SMR_MASK
smmu->smrs[i].mask = FIELD_GET(ARM_SMMU_SMR_MASK, smr);
smr = FIELD_PREP(ARM_SMMU_SMR_MASK, smmu->streamid_mask);
smmu->smr_mask_mask = FIELD_GET(ARM_SMMU_SMR_MASK, smr);
u16 mask = FIELD_GET(ARM_SMMU_SMR_MASK, fwspec->ids[i]);
u16 mask = FIELD_GET(ARM_SMMU_SMR_MASK, fwspec->ids[i]);
fwid |= FIELD_PREP(ARM_SMMU_SMR_MASK, args->args[1]);
fwid |= FIELD_PREP(ARM_SMMU_SMR_MASK, mask);
FIELD_PREP(ARM_SMMU_SMR_MASK, smr->mask);