VPD_BASE
ret = t3_seeprom_read(adapter, VPD_BASE, (u32 *)&vpd);
addr = vpd.id_tag == 0x82 ? VPD_BASE : 0;
ret = t4_seeprom_read(adapter, VPD_BASE, buf);
addr = *vpd == CHELSIO_VPD_UNIQUE_ID ? VPD_BASE : VPD_BASE_OLD;