clocksource_khz2mult
ptp->cc.mult = clocksource_khz2mult(BNXT_DEVCLK_FREQ, ptp->cc.shift);
clocksource_khz2mult(1000 * dev->caps.hca_core_clock, mdev->cycles.shift);
timer->cycles.mult = clocksource_khz2mult(dev_freq,
clock->cycles.mult = clocksource_khz2mult(MLXSW_SP1_PTP_CLOCK_FREQ_KHZ,