hfc_dtmf         3594 drivers/isdn/hardware/mISDN/hfcmulti.c 			features->hfc_dtmf = 1;
hfc_dtmf           57 drivers/isdn/mISDN/dsp_dtmf.c 	if (!dsp->features.hfc_dtmf)
hfc_dtmf           28 include/linux/mISDNdsp.h 	int	hfc_dtmf; /* set if HFCmulti card supports dtmf */