_CHV_CMN_DW1_CH1
#define CHV_CMN_DW14(ch) _PIPE(ch, _CHV_CMN_DW14_CH0, _CHV_CMN_DW1_CH1)
val = vlv_dpio_read(dev_priv, pipe, _CHV_CMN_DW1_CH1);
vlv_dpio_write(dev_priv, pipe, _CHV_CMN_DW1_CH1, val);
val = vlv_dpio_read(dev_priv, pipe, _CHV_CMN_DW1_CH1);
vlv_dpio_write(dev_priv, pipe, _CHV_CMN_DW1_CH1, val);