PCM_DAI_PCM_LOOPBACK_SFT 852 sound/soc/mediatek/mt6797/mt6797-reg.h #define PCM_DAI_PCM_LOOPBACK_SFT 27 PCM_DAI_PCM_LOOPBACK_SFT 867 sound/soc/mediatek/mt8183/mt8183-reg.h #define PCM_DAI_PCM_LOOPBACK_SFT 27