UL_LOOP_BACK_MODE_CTL_MASK_SFT  337 sound/soc/codecs/mt6358.h #define UL_LOOP_BACK_MODE_CTL_MASK_SFT                    (0x1 << 2)
UL_LOOP_BACK_MODE_CTL_MASK_SFT  576 sound/soc/mediatek/mt6797/mt6797-reg.h #define UL_LOOP_BACK_MODE_CTL_MASK_SFT                      (0x1 << 2)
UL_LOOP_BACK_MODE_CTL_MASK_SFT 1165 sound/soc/mediatek/mt8183/mt8183-reg.h #define UL_LOOP_BACK_MODE_CTL_MASK_SFT                (0x1 << 2)