1836     ATSC_READ_FREQ_OFFSET_PARAM ReadFreqOffsetParam = {0};  in MDrv_DMD_ATSC_MD_ReadFrequencyOffset()  local
1840     ReadFreqOffsetParam.id = id;  in MDrv_DMD_ATSC_MD_ReadFrequencyOffset()
1842 …if (UtopiaIoctl(_ppATSCInstant, DMD_ATSC_DRV_CMD_MD_ReadFrequencyOffset, &ReadFreqOffsetParam) == …  in MDrv_DMD_ATSC_MD_ReadFrequencyOffset()
1844         if ((ReadFreqOffsetParam.cfo.Mode & 0x7F) == DMD_ATSC_DEMOD_ATSC_VSB)  in MDrv_DMD_ATSC_MD_ReadFrequencyOffset()
1846             *cfo = ((float)(-(ReadFreqOffsetParam.cfo.FF))*0.04768);  in MDrv_DMD_ATSC_MD_ReadFrequencyOffset()
1848             if ((MS_U8)(ReadFreqOffsetParam.cfo.Rate) == 0x07)  in MDrv_DMD_ATSC_MD_ReadFrequencyOffset()
1850             else if ((MS_U8)(ReadFreqOffsetParam.cfo.Rate) == 0x08)  in MDrv_DMD_ATSC_MD_ReadFrequencyOffset()
1853         else if (ReadFreqOffsetParam.cfo.Mode & 0x80)  in MDrv_DMD_ATSC_MD_ReadFrequencyOffset()
1855             if ((ReadFreqOffsetParam.cfo.Mode & 0x7F) == DMD_ATSC_DEMOD_ATSC_256QAM)  in MDrv_DMD_ATSC_MD_ReadFrequencyOffset()
1856                 *cfo = (float)((ReadFreqOffsetParam.cfo.FF)*0.0000199); //5.360537E6/2^28*1000  in MDrv_DMD_ATSC_MD_ReadFrequencyOffset()
1857             else if ((ReadFreqOffsetParam.cfo.Mode & 0x7F) == DMD_ATSC_DEMOD_ATSC_64QAM)  in MDrv_DMD_ATSC_MD_ReadFrequencyOffset()
1858                 *cfo = (float)((ReadFreqOffsetParam.cfo.FF)*0.0000188); //5.056941E6/2^21*1000  in MDrv_DMD_ATSC_MD_ReadFrequencyOffset()
1861 … *cfo = *cfo + (float)((ReadFreqOffsetParam.cfo.Rate)-0x3A07)/330.13018; //(0.001/25.41*2^27/16)???  in MDrv_DMD_ATSC_MD_ReadFrequencyOffset()
1865             if ((ReadFreqOffsetParam.cfo.Mode & 0x7F) == DMD_ATSC_DEMOD_ATSC_256QAM)  in MDrv_DMD_ATSC_MD_ReadFrequencyOffset()
1866                 *cfo = (float)((ReadFreqOffsetParam.cfo.FF)*0.0025561); //5.360537E6/2^21*1000  in MDrv_DMD_ATSC_MD_ReadFrequencyOffset()
1867             else if ((ReadFreqOffsetParam.cfo.Mode & 0x7F) == DMD_ATSC_DEMOD_ATSC_64QAM)  in MDrv_DMD_ATSC_MD_ReadFrequencyOffset()
1868                 *cfo = (float)((ReadFreqOffsetParam.cfo.FF)*0.00241134); //5.056941E6/2^21*1000  in MDrv_DMD_ATSC_MD_ReadFrequencyOffset()
1871 …         *cfo = *cfo + (float)((ReadFreqOffsetParam.cfo.Rate)-0x3D70)/2.62144; //(0.001/25*2^20/16)  in MDrv_DMD_ATSC_MD_ReadFrequencyOffset()