snd_gf1_pcm_volume_control 812 sound/isa/gus/gus_pcm.c static const struct snd_kcontrol_new snd_gf1_pcm_volume_control = snd_gf1_pcm_volume_control 902 sound/isa/gus/gus_pcm.c kctl = snd_ctl_new1(&snd_gf1_pcm_volume_control, gus);