ds_ctl3
ads->ds_ctl3 = AR5416DESC_CONST(ds0)->ds_ctl3;
ads->ds_ctl3 = 0;
ds->ds_txstat.ts_ratecode = MS(ads->ds_ctl3, AR_XmitRate0);
ds->ds_txstat.ts_ratecode = MS(ads->ds_ctl3, AR_XmitRate1);
ds->ds_txstat.ts_ratecode = MS(ads->ds_ctl3, AR_XmitRate2);
ds->ds_txstat.ts_ratecode = MS(ads->ds_ctl3, AR_XmitRate3);
ads->ds_ctl3 = set11nRate(series, 0) |
last_ads->ds_ctl3 = ads->ds_ctl3;