162     PI_INDEX = 0,  enumerator
168 MKREGS(PI, PI_INDEX * 16);
246     case PI_INDEX:  in voice_set_active()
319         case PI_INDEX:  in open_voice()
355         case PI_INDEX:  in open_voice()
378     open_voice(s, PI_INDEX, freq);  in reset_voices()
379     AUD_set_active_in(s->voice_pi, active[PI_INDEX]);  in reset_voices()
575             open_voice(s, PI_INDEX, 48000);  in nam_writew()
609             open_voice(s, PI_INDEX, val);  in nam_writew()
1046         case PI_INDEX:  in transfer_audio()
1080     transfer_audio(opaque, PI_INDEX, avail);  in pi_callback()
1125     active[PI_INDEX] = !!(s->bm_regs[PI_INDEX].cr & CR_RPBM);  in ac97_post_load()