snd_opl4_pitch_map 52 sound/drivers/opl4/opl4_synth.c static const s16 snd_opl4_pitch_map[0x600] = { snd_opl4_pitch_map 441 sound/drivers/opl4/opl4_synth.c pitch = snd_opl4_pitch_map[pitch % 0x600];