392 			     u16 *reg_value)  in dvbt_read_snr_reg()  argument
397 	if (!tnr_dmd || !reg_value)  in dvbt_read_snr_reg()
428 	*reg_value = (rdata[0] << 8) | rdata[1];  in dvbt_read_snr_reg()
434 			 u32 reg_value, int *snr)  in dvbt_calc_snr()  argument
439 	if (reg_value == 0)  in dvbt_calc_snr()
442 	if (reg_value > 4996)  in dvbt_calc_snr()
443 		reg_value = 4996;  in dvbt_calc_snr()
445 	*snr = intlog10(reg_value) - intlog10(5350 - reg_value);  in dvbt_calc_snr()
454 	u16 reg_value = 0;  in cxd2880_tnrdmd_dvbt_mon_snr()  local
472 		ret = dvbt_read_snr_reg(tnr_dmd, &reg_value);  in cxd2880_tnrdmd_dvbt_mon_snr()
476 		ret = dvbt_calc_snr(tnr_dmd, reg_value, snr);  in cxd2880_tnrdmd_dvbt_mon_snr()
493 	u16 reg_value = 0;  in cxd2880_tnrdmd_dvbt_mon_snr_diver()  local
513 	ret = dvbt_read_snr_reg(tnr_dmd, &reg_value);  in cxd2880_tnrdmd_dvbt_mon_snr_diver()
515 		ret = dvbt_calc_snr(tnr_dmd, reg_value, snr_main);  in cxd2880_tnrdmd_dvbt_mon_snr_diver()
517 			reg_value = 0;  in cxd2880_tnrdmd_dvbt_mon_snr_diver()
519 		reg_value = 0;  in cxd2880_tnrdmd_dvbt_mon_snr_diver()
524 	reg_value_sum += reg_value;  in cxd2880_tnrdmd_dvbt_mon_snr_diver()
526 	ret = dvbt_read_snr_reg(tnr_dmd->diver_sub, &reg_value);  in cxd2880_tnrdmd_dvbt_mon_snr_diver()
528 		ret = dvbt_calc_snr(tnr_dmd->diver_sub, reg_value, snr_sub);  in cxd2880_tnrdmd_dvbt_mon_snr_diver()
530 			reg_value = 0;  in cxd2880_tnrdmd_dvbt_mon_snr_diver()
532 		reg_value = 0;  in cxd2880_tnrdmd_dvbt_mon_snr_diver()
537 	reg_value_sum += reg_value;  in cxd2880_tnrdmd_dvbt_mon_snr_diver()