Unused

  SLOPE_LINEAR

The slope of the linear, which is determined by the equation that Kn = 1/R,
there, R is the ratio of the linear, which always is integer . The format is 8.24.
(The default value is <1:1>)

typedef union  ac_dac_drc_hkn
{
  struct
  {
   unsigned slope_linear : 16;
   unsigned unused0 : 16;
  } b;
   unsigned long w;
} AC_DAC_DRC_HKN