snd_gf1_pcm_interrupt_volume 434 sound/isa/gus/gus_pcm.c pcmp->pvoices[0]->handler_volume = snd_gf1_pcm_interrupt_volume; snd_gf1_pcm_interrupt_volume 442 sound/isa/gus/gus_pcm.c pcmp->pvoices[1]->handler_volume = snd_gf1_pcm_interrupt_volume;