Re: [Linuxptp-users] E2E Protocol

[Richard C. <ric...@gm...>]

On Tue, Jan 17, 2017 at 04:25:39PM +0800, Hardik Gohil wrote:
> sorry for my mistake I have copied and pasted same message three times.
> following are real time message
> 
> ptp4l[2460.587]: port 1: received PDELAY_REQ without timestamp
> ptp4l[2461.589]: port 1: received PDELAY_REQ without timestamp
> ptp4l[2462.590]: port 1: received PDELAY_REQ without timestamp
> ptp4l[2463.590]: port 1: received PDELAY_REQ without timestamp
> ptp4l[2464.592]: port 1: received PDELAY_REQ without timestamp
> ptp4l[2465.594]: port 1: received PDELAY_REQ without timestamp
> ptp4l[2466.594]: port 1: received PDELAY_REQ without timestamp
> 
> once I exit from application
> [ 2506.471859] cpts: unable to obtain a time stamp
> [ 2514.487888] cpts: event pool is empty

The driver (or HW) is not providing time stamps on these messages.

Does your device have both MACs active?  If so, check whether
active_slave in the dts is correct.

IIRC, the cpts does work with P2P.  Which kernel version are you
using?  Is your kernel a mainline kernel, or a vendor kernel?

Thanks,
Richard