On Wed, 6 Nov 2024 02:07:55 +0100 Arkadiusz Kubalewski wrote: > +What: /sys/class/ptp/ptp<N>/ts_point > +Date: October 2024 > +Contact: Arkadiusz Kubalewski <arkadiusz.kubalew...@intel.com> > +Description: > + This file provides control over the point in time in > + which the HW timestamp is latched. As specified in IEEE > + 802.3cx, the latch point can be either at the beginning > + or after the end of Start of Frame Delimiter (SFD). > + Value "1" means the timestamp is latched at the > + beginning of the SFD. Value "2" means that timestamp is > + latched after the end of SFD.
Richard has the final say but IMO packet timestamping config does not belong to the PHC, rather ndo_hwtstamp_set.