tps23881_calc_val
val = tps23881_calc_val(ret, i, 0, 0xf);
val = tps23881_calc_val(ret, i, 4, 0xf);
val = tps23881_calc_val(ret, chan, 0, BIT(chan % 4));
val = tps23881_calc_val(ret, chan, 0, BIT(chan % 4));
val = tps23881_calc_val(ret, chan, 4, BIT(chan % 4));
val = tps23881_calc_val(ret, chan, 4, BIT(chan % 4));
return tps23881_calc_val(ret, chan, 4, 0x0f);
val = tps23881_calc_val(ret, chan, 0, 0xff);
val = tps23881_calc_val(ret, chan, 4, 0xf);