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Searched refs:NCOEFF (Results 1 – 2 of 2) sorted by relevance

/Linux-v4.19/drivers/isdn/mISDN/
Ddsp_dtmf.c17 #define NCOEFF 8 /* number of frequencies to be analyzed */ macro
22 static u64 cos2pik[NCOEFF] =
126 s32 result[NCOEFF], tresh, treshl; in dsp_dtmf_goertzel_decode()
158 for (k = 0; k < NCOEFF; k++) { in dsp_dtmf_goertzel_decode()
184 for (k = 0; k < NCOEFF; k++) { in dsp_dtmf_goertzel_decode()
211 for (i = 0; i < NCOEFF; i++) { in dsp_dtmf_goertzel_decode()
250 for (i = 0; i < NCOEFF; i++) { in dsp_dtmf_goertzel_decode()
259 if (i < NCOEFF / 2) { in dsp_dtmf_goertzel_decode()
274 highgroup = i - (NCOEFF / 2); in dsp_dtmf_goertzel_decode()
/Linux-v4.19/drivers/isdn/i4l/
Disdn_audio.c173 #define NCOEFF 8 /* number of frequencies to be analyzed */ macro
183 static int cos2pik[NCOEFF] =
458 skb = dev_alloc_skb(sizeof(int) * NCOEFF); in isdn_audio_goertzel()
465 result = skb_put(skb, sizeof(int) * NCOEFF); in isdn_audio_goertzel()
466 for (k = 0; k < NCOEFF; k++) { in isdn_audio_goertzel()
515 for (i = 0; i < NCOEFF; i++) { in isdn_audio_eval_dtmf()
523 if (silence == NCOEFF) in isdn_audio_eval_dtmf()
528 for (i = 0; i < NCOEFF; i++) { in isdn_audio_eval_dtmf()
532 if (i < NCOEFF / 2) { in isdn_audio_eval_dtmf()
548 grp[HIGRP] = i - NCOEFF/2; in isdn_audio_eval_dtmf()