taglinefilesource code
CTL_PAN1180drivers/sound/gus_wave.ccase CTL_PAN:
CTL_PAN2513drivers/sound/gus_wave.c(info->controllers[CTL_PAN] * 2) - 128;
CTL_PAN1077include/linux/soundcard.h#define SEQ_PANNING(dev, voice, pos) SEQ_CONTROL(dev, voice, CTL_PAN, (pos+128) / 2)