master_vol_ctl    238 sound/usb/mixer_scarlett_gen2.c 	struct snd_kcontrol *master_vol_ctl;
master_vol_ctl   1381 sound/usb/mixer_scarlett_gen2.c 					    0, 1, s, &private->master_vol_ctl);
master_vol_ctl   1913 sound/usb/mixer_scarlett_gen2.c 		       &private->master_vol_ctl->id);