xfer_period
if ((ext_msg.xfer_period <
(ext_msg.xfer_period >
ext_msg.xfer_period = sc->sdtr_period_tbl[sc->host_init_sdtr_index];
sdtr_data = AscCalSDTRData(sc, ext_msg.xfer_period,
sdtr_data = AscCalSDTRData(sc, ext_msg.xfer_period,
AscMsgOutSDTR(sc, ext_msg.xfer_period,
sdtr_data = AscCalSDTRData(sc, ext_msg.xfer_period,
sdtr_buf.xfer_period = sdtr_period;