pcm179x_dac_tlv 151 sound/soc/codecs/pcm179x.c static const DECLARE_TLV_DB_SCALE(pcm179x_dac_tlv, -12000, 50, 1); pcm179x_dac_tlv 156 sound/soc/codecs/pcm179x.c pcm179x_dac_tlv),