SFF_8636_DEVICE_TECH
if ((buf[SFF_8636_DEVICE_TECH] & 0xf0) >= 0xa0) {
if ((ret = sff_qsfp_parse_tech(buf[SFF_8636_DEVICE_TECH], nvl)) != 0)
buf[SFF_8636_DEVICE_TECH] = i << 4;
buf[SFF_8636_DEVICE_TECH] |= (i % 16);
buf[SFF_8636_DEVICE_TECH] = 0xa0;