ad714x_cal_abs_pos
sw->abs_pos = ad714x_cal_abs_pos(ad714x, hw->start_stage, hw->end_stage,
sw->x_abs_pos = ad714x_cal_abs_pos(ad714x, hw->x_start_stage,
sw->y_abs_pos = ad714x_cal_abs_pos(ad714x, hw->y_start_stage,