PLL_OP
if (which == PLL_OP) {
if (which == PLL_OP) {
case PLL_OP:
{ &pll->op_fr, &pll->op_bk, PLL_OP }
PLL_OP : PLL_VT);
rval = check_bk_bounds(dev, lim, pll, PLL_OP);