dsp_tone_hw_message
dsp_tone_hw_message(dsp, NULL, 0);
dsp_tone_hw_message(dsp, pat->data[index], *(pat->siz[index]));
dsp_tone_hw_message(dsp, NULL, 0);
dsp_tone_hw_message(dsp, pat->data[0], *(pat->siz[0]));