sas_rphy_simple_attr
sas_rphy_simple_attr(identify.sas_address, sas_address, "0x%016llx\n",
sas_rphy_simple_attr(identify.phy_identifier, phy_identifier, "%d\n", u8);
sas_rphy_simple_attr(scsi_target_id, scsi_target_id, "%d\n", u32);