scarlett2_line_out_volume_ctl 1102 sound/usb/mixer_scarlett_gen2.c static const struct snd_kcontrol_new scarlett2_line_out_volume_ctl = { scarlett2_line_out_volume_ctl 1399 sound/usb/mixer_scarlett_gen2.c &scarlett2_line_out_volume_ctl,