wm2200_aec_loopback 1292 sound/soc/codecs/wm2200.c static SOC_ENUM_SINGLE_DECL(wm2200_aec_loopback, wm2200_aec_loopback 1298 sound/soc/codecs/wm2200.c SOC_DAPM_ENUM("AEC Loopback", wm2200_aec_loopback);