Re: [Linuxptp-users] [Linuxptp-devel] [PATCH] sk: update error message for Tx timestamp polling

[Keller, J. E <jac...@in...>]

Can you show us the output of ptp4l?

Regards,
Jake

On Wed, 2013-12-11 at 18:49 +0800, Arnold kang wrote:
> hi Richard,
> 
>    i just use a test code  from kernel
> https://www.kernel.org/doc/Documentation/networking/timestamping/timestamping.c . and i can receive the send package timestamp back. i i guess this is a bug in linux ptp. can you tell me how to resolve it? 
> 
> 
> 
> thanks.
> 
> 
> 
> 2013/12/11 Arnold kang <arn...@gm...>
>         i get the trouble that ptp send  delay  request package, and
>         can't get back the send  timestamp back. but when receive
>         message for master,  i can get the receive timestamp.  so, i
>         think the problem is not in driver. and i don't know why
>         cann't  get the send timestamp
>         
>         
>         
>         2013/12/11 Arnold kang <arn...@gm...>
>                 hi Richard,
>                 
>                   my  PTP ts type is software, so there no need MAC
>                 driver support, is this right? 
>                 
>                 
>                 
>                 2013/12/7 Keller, Jacob E <jac...@in...>
>                 
>                         FYI, you need kernel 3.5 or later for the
>                         ethtool -T to work :)
>                         
>                         Regards,
>                         Jake
>                         
>                         On Fri, 2013-12-06 at 16:50 +0800, Arnold kang
>                         wrote:
>                         > hi,
>                         >
>                         >   i find that the mac driver is
>                         STMicroelectronics 10/100/1000
>                         > Synopsys Ethernet driver which in  "
>                         linux-3.0.8/drivers/net/stmmac
>                         >
>                         > " .  and sorry that i can run the 'ethtool
>                         -T' on my arm linux, and
>                         > I'm trying...
>                         >
>                         >
>                         >
>                         > Thanks,
>                         >
>                         > Arnold
>                         >
>                         >
>                         >
>                         > 2013/12/5 Richard Cochran
>                         <ric...@gm...>
>                         >         On Thu, Dec 05, 2013 at 09:46:13AM
>                         +0800, Arnold kang wrote:
>                         >         > hi all,
>                         >         >    i just noticed that the
>                         previous  can not send
>                         >          correctly, so i past it
>                         >         > again.
>                         >         >
>                         >         > Dear Richard:
>                         >         >     thanks for your response.
>                          here is the detail
>                         >         information:
>                         >         >    ARCH  : ARM Cortex A9
>                         >         >   kernel version : 3.0.8
>                         >         >   ethernet card :  RTL8211EG
>                         >
>                         >
>                         >         This is a PHY, not a MAC. We need to
>                         know what MAC you are
>                         >         using.
>                         >
>                         >         Can you also send the output of
>                         'ethtool -T'?
>                         >
>                         >         Thanks,
>                         >         Richard
>                         >
>                         >
>                         
>                         >
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>                 
>                 
>         
>         
> 
>