sja1105_ticks_to_ns
event.timestamp = ns_to_ktime(sja1105_ticks_to_ns(ptpsyncts));
shwt->hwtstamp = ns_to_ktime(sja1105_ticks_to_ns(ts));
shwt->hwtstamp = ns_to_ktime(sja1105_ticks_to_ns(ts));
shwt.hwtstamp = ns_to_ktime(sja1105_ticks_to_ns(tstamp));
*ns = sja1105_ticks_to_ns(ticks);
shwt.hwtstamp = ns_to_ktime(sja1105_ticks_to_ns(ts));