linuxptp Code

Let kernel synchronize RTC to system clock.

Reset the STA_UNSYNC flag and maxerror value with every frequency update
to let the kernel synchronize the RTC to the system clock (11 minute mode).

Signed-off-by: Miroslav Lichvar <mlichvar@...>

clockadj: Remove clkid parameter from set_leap function.

Signed-off-by: Miroslav Lichvar <mlichvar@...>

clockadj: remove useless clockid parameter.

The clockid parameter to the function to get the system clock's maximum
adjustment is redundant, so let us just remove it.

Signed-off-by: Richard Cochran <richardcochran@...>

clockadj: make Doxygen comment by using two stars.

Signed-off-by: Richard Cochran <richardcochran@...>

ptp4l: Read system clock maximum frequency adjustment.

Signed-off-by: Miroslav Lichvar <mlichvar@...>

phc2sys: Handle leap seconds.

Update the currentUtcOffset and leap61/59 values at one minute
interval. When a leap second is detected, set the STA_INS/STA_DEL
bit for the system clock.

Signed-off-by: Miroslav Lichvar <mlichvar@...>

Move clock_adjtime wrapping to clockadj.c.

Signed-off-by: Miroslav Lichvar <mlichvar@...>

match pmc_send_get_action's definition and declaration

Signed-off-by: Geoff Salmon <gsalmon@...>

Move some pmc code to separate file.

Move some code which can be shared between PTP management clients to
a new file.

Signed-off-by: Miroslav Lichvar <mlichvar@...>

Smooth the path delay estimate with a moving average.

This is really just a first attempt using a hard coded length. Probably
it will be necessary to let the length be configurable and/or adaptable.

Signed-off-by: Richard Cochran <richardcochran@...>