PHY_CONFIG_GAP_COUNT_OPTIMIZATION_MASK
return (quadlet & PHY_CONFIG_GAP_COUNT_OPTIMIZATION_MASK) >> PHY_CONFIG_GAP_COUNT_OPTIMIZATION_SHIFT;
*quadlet &= ~PHY_CONFIG_GAP_COUNT_OPTIMIZATION_MASK;
*quadlet |= (has_gap_count_optimization << PHY_CONFIG_GAP_COUNT_OPTIMIZATION_SHIFT) & PHY_CONFIG_GAP_COUNT_OPTIMIZATION_MASK;