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/linux-4.1.27/drivers/media/dvb-frontends/
Dts2020.c239 u32 f3db, gdiv28; in ts2020_set_params() local
298 f3db = (symbol_rate * 135) / 200 + 2000; in ts2020_set_params()
299 f3db += FREQ_OFFSET_LOW_SYM_RATE; in ts2020_set_params()
300 if (f3db < 7000) in ts2020_set_params()
301 f3db = 7000; in ts2020_set_params()
302 if (f3db > 40000) in ts2020_set_params()
303 f3db = 40000; in ts2020_set_params()
311 nlpf = (f3db * gdiv28 * 2 / lpf_coeff / in ts2020_set_params()
319 * lpf_coeff * 2 / f3db + 1) / 2; in ts2020_set_params()
324 * lpf_coeff * 2 / f3db + 1) / 2; in ts2020_set_params()