usb_feature_unit_ctl_ro 1473 sound/usb/mixer.c static const struct snd_kcontrol_new usb_feature_unit_ctl_ro = {
usb_feature_unit_ctl_ro 1616 sound/usb/mixer.c 		kctl = snd_ctl_new1(&usb_feature_unit_ctl_ro, cval);