DIM_GOING_RIGHT
dim->tune_state = DIM_GOING_RIGHT;
case DIM_GOING_RIGHT:
case DIM_GOING_RIGHT:
dim->tune_state = DIM_GOING_RIGHT;
case DIM_GOING_RIGHT:
dim->tune_state = dim->profile_ix ? DIM_GOING_LEFT : DIM_GOING_RIGHT;
case DIM_GOING_RIGHT:
if (dim->tune_state == DIM_GOING_RIGHT) {