Searched refs:sk1 (Results 1 – 2 of 2) sorted by relevance
123 s32 sk, sk1, sk2; in dsp_dtmf_goertzel_decode() local186 sk1 = 0; in dsp_dtmf_goertzel_decode()191 sk = ((cos2pik_ * sk1) >> 15) - sk2 + (*buf++); in dsp_dtmf_goertzel_decode()192 sk2 = sk1; in dsp_dtmf_goertzel_decode()193 sk1 = sk; in dsp_dtmf_goertzel_decode()
451 sk1, in isdn_audio_goertzel() local467 sk = sk1 = sk2 = 0; in isdn_audio_goertzel()469 sk = sample[n] + ((cos2pik[k] * sk1) >> 15) - sk2; in isdn_audio_goertzel()470 sk2 = sk1; in isdn_audio_goertzel()471 sk1 = sk; in isdn_audio_goertzel()