DEBOUNCE_PERIOD_NSEC 625 drivers/pinctrl/intel/pinctrl-intel.c arg = BIT(v) * DEBOUNCE_PERIOD_NSEC / NSEC_PER_USEC; DEBOUNCE_PERIOD_NSEC 742 drivers/pinctrl/intel/pinctrl-intel.c v = order_base_2(debounce * NSEC_PER_USEC / DEBOUNCE_PERIOD_NSEC);