f2_power 151 sound/isa/gus/gus_volume.c unsigned short semitones, f1_index, f2_index, f1_power, f2_power; f2_power 168 sound/isa/gus/gus_volume.c f2_power = (semitones + 1) / 12; f2_power 170 sound/isa/gus/gus_volume.c f2 = log_table[f2_index] << f2_power;