DTMF_HFC_COEF 1914 drivers/isdn/hardware/mISDN/hfcmulti.c hh->id = DTMF_HFC_COEF; DTMF_HFC_COEF 775 drivers/isdn/mISDN/dsp_core.c case (DTMF_HFC_COEF): /* getting coefficients */