On Mon, Aug 24, 2015 at 08:16:51PM +, Hall, Christopher S wrote:
>
> This means: remove code changes from the PTP_SYS_OFFSET ioctl and call
> getsynctime64() from a new ioctl PTP_SYS_OFFSET_PRECISE. Right?
Yes.
> And use the same type (struct ptp_sys_offset) for the new ioctl? Or should
On Mon, Aug 24, 2015 at 08:16:51PM +, Hall, Christopher S wrote:
This means: remove code changes from the PTP_SYS_OFFSET ioctl and call
getsynctime64() from a new ioctl PTP_SYS_OFFSET_PRECISE. Right?
Yes.
And use the same type (struct ptp_sys_offset) for the new ioctl? Or should a
.org; linux-
> ker...@vger.kernel.org; net...@vger.kernel.org; intel-wired-
> l...@lists.osuosl.org; pet...@infradead.org
> Subject: Re: [PATCH v3 3/4] Add support for driver cross-timestamp to
> PTP_SYS_OFFSET ioctl
>
> On Sun, Aug 23, 2015 at 10:15:00AM +0200, Thomas Gleixner wrote:
>
; net...@vger.kernel.org; intel-wired-
l...@lists.osuosl.org; pet...@infradead.org
Subject: Re: [PATCH v3 3/4] Add support for driver cross-timestamp to
PTP_SYS_OFFSET ioctl
On Sun, Aug 23, 2015 at 10:15:00AM +0200, Thomas Gleixner wrote:
So why can't you take N samples from the synced
On Sun, Aug 23, 2015 at 10:15:00AM +0200, Thomas Gleixner wrote:
> So why can't you take N samples from the synced hardware? It does not
> make any sense to me to switch to the imprecise mode if nsamples > 1.
Ok, then I prefer to leave this "imprecise" method in place and ...
> You can also
On Sat, 22 Aug 2015, Richard Cochran wrote:
> On Sat, Aug 22, 2015 at 10:33:48PM +0200, Thomas Gleixner wrote:
> > > @@ -196,19 +197,31 @@ long ptp_ioctl(struct posix_clock *pc, unsigned int
> > > cmd, unsigned long arg)
> > > break;
> > > }
> > > pct =
On Sun, Aug 23, 2015 at 10:15:00AM +0200, Thomas Gleixner wrote:
So why can't you take N samples from the synced hardware? It does not
make any sense to me to switch to the imprecise mode if nsamples 1.
Ok, then I prefer to leave this imprecise method in place and ...
You can also provide a
On Sat, 22 Aug 2015, Richard Cochran wrote:
On Sat, Aug 22, 2015 at 10:33:48PM +0200, Thomas Gleixner wrote:
@@ -196,19 +197,31 @@ long ptp_ioctl(struct posix_clock *pc, unsigned int
cmd, unsigned long arg)
break;
}
pct = sysoff-ts[0];
-
On Sat, Aug 22, 2015 at 10:33:48PM +0200, Thomas Gleixner wrote:
> > @@ -196,19 +197,31 @@ long ptp_ioctl(struct posix_clock *pc, unsigned int
> > cmd, unsigned long arg)
> > break;
> > }
> > pct = >ts[0];
> > - for (i = 0; i <
On Fri, 21 Aug 2015, Christopher S. Hall wrote:
> From: Christopher Hall
>
> This patch allows system and device time ("cross-timestamp") to be
> performed by the driver. Currently, the cross-timestamping is performed
> in the PTP_SYS_OFFSET ioctl. The PTP clock driver reads gettimeofday()
>
On Sat, Aug 22, 2015 at 10:33:48PM +0200, Thomas Gleixner wrote:
@@ -196,19 +197,31 @@ long ptp_ioctl(struct posix_clock *pc, unsigned int
cmd, unsigned long arg)
break;
}
pct = sysoff-ts[0];
- for (i = 0; i sysoff-n_samples; i++)
On Fri, 21 Aug 2015, Christopher S. Hall wrote:
From: Christopher Hall christopher.s.h...@intel.com
This patch allows system and device time (cross-timestamp) to be
performed by the driver. Currently, the cross-timestamping is performed
in the PTP_SYS_OFFSET ioctl. The PTP clock driver
From: Christopher Hall
This patch allows system and device time ("cross-timestamp") to be
performed by the driver. Currently, the cross-timestamping is performed
in the PTP_SYS_OFFSET ioctl. The PTP clock driver reads gettimeofday()
and the gettime64() callback provided by the driver. The
From: Christopher Hall christopher.s.h...@intel.com
This patch allows system and device time (cross-timestamp) to be
performed by the driver. Currently, the cross-timestamping is performed
in the PTP_SYS_OFFSET ioctl. The PTP clock driver reads gettimeofday()
and the gettime64() callback
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