atc_get_pitch
pitch = atc_get_pitch(apcm->substream->runtime->rate,
pitch = atc_get_pitch((atc->rsr * atc->msr),
conf[1].pitch = atc_get_pitch(atc->rsr,
pitch = atc_get_pitch((atc->rsr * atc->msr),
pitch = atc_get_pitch((atc->rsr * atc->msr),
pitch = atc_get_pitch((atc->rsr * atc->msr),
pitch = atc_get_pitch(apcm->substream->runtime->rate, (rsr * desc.msr));