spkr_ctl 331 sound/soc/codecs/cs42l52.c static const struct snd_kcontrol_new spkr_ctl = spkr_ctl 551 sound/soc/codecs/cs42l52.c SND_SOC_DAPM_SWITCH("SPK Right Amp", SND_SOC_NOPM, 0, 0, &spkr_ctl),