pdm_r_switch 2377 sound/soc/codecs/rt5659.c static const struct snd_kcontrol_new pdm_r_switch = pdm_r_switch 2846 sound/soc/codecs/rt5659.c &pdm_r_switch), pdm_r_switch 2467 sound/soc/codecs/rt5665.c static const struct snd_kcontrol_new pdm_r_switch = pdm_r_switch 3212 sound/soc/codecs/rt5665.c &pdm_r_switch),