REG_PRECTRL
rtw_write32_set(rtwdev, REG_PRECTRL, BIT_IQ_WGT);
rtw_write32_mask(rtwdev, REG_PRECTRL, BIT_DIS_CO_PATHSEL, 0);
rtw_write32_mask(rtwdev, REG_PRECTRL, BIT_IQ_WGT, 0x3);
rtw_write32_mask(rtwdev, REG_PRECTRL, BIT_IQ_WGT, 0x0);