SNDRV_CTL_TLVD_DB_LINEAR_ITEM   29 include/sound/tlv.h #define TLV_DB_LINEAR_ITEM		SNDRV_CTL_TLVD_DB_LINEAR_ITEM
SNDRV_CTL_TLVD_DB_LINEAR_ITEM   95 include/uapi/sound/tlv.h 		SNDRV_CTL_TLVD_DB_LINEAR_ITEM(min_dB, max_dB) \