snd_xonar_u1_output_switch  578 sound/usb/mixer_quirks.c static struct snd_kcontrol_new snd_xonar_u1_output_switch = {
snd_xonar_u1_output_switch  591 sound/usb/mixer_quirks.c 					  &snd_xonar_u1_output_switch, NULL);