AK4531_MONO2      321 sound/pci/ak4531_codec.c AK4531_SINGLE("Mono Switch", 1, AK4531_MONO2, 7, 1, 1),
AK4531_MONO2      322 sound/pci/ak4531_codec.c AK4531_SINGLE_TLV("Mono Volume", 1, AK4531_MONO2, 0, 0x1f, 1, db_scale_input),