This will be used for frequency discipline adjustments. Signed-off-by: Felipe Balbi <felipe.ba...@linux.intel.com> --- include/linux/ptp_clock_kernel.h | 12 ++++++++++++ 1 file changed, 12 insertions(+)
diff --git a/include/linux/ptp_clock_kernel.h b/include/linux/ptp_clock_kernel.h index 28eb9c792522..1a4e3f916128 100644 --- a/include/linux/ptp_clock_kernel.h +++ b/include/linux/ptp_clock_kernel.h @@ -35,6 +35,16 @@ struct ptp_system_timestamp { struct timespec64 post_ts; }; +/** + * struct ptp_event_count_tstamp - device time vs event count for frequency discipline + */ +struct ptp_event_count_tstamp { + unsigned int index; + + struct ptp_clock_time device_time; + u64 event_count; +}; + /** * struct ptp_clock_info - decribes a PTP hardware clock * @@ -134,6 +144,8 @@ struct ptp_clock_info { struct ptp_system_timestamp *sts); int (*getcrosststamp)(struct ptp_clock_info *ptp, struct system_device_crosststamp *cts); + int (*counttstamp)(struct ptp_clock_info *ptp, + struct ptp_event_count_tstamp *count); int (*settime64)(struct ptp_clock_info *p, const struct timespec64 *ts); int (*enable)(struct ptp_clock_info *ptp, struct ptp_clock_request *request, int on); -- 2.22.0