> Hi Microchip,
>
> as ACL based blocking of PTP traffic seems not to work, I tried to install MAC
> based static lookup rules on the switch I successfully managed to block other
> non-PTP traffic, but for PTP the lookup table entry (see below) seems not to
> work. Incoming SYNC messages on port a
On Mon, Nov 30, 2020 at 09:01:25PM +, tristram...@microchip.com wrote:
> The 1588 PTP engine in the KSZ switches was designed to be controlled closely
> by
> a PTP stack, so it is a little difficult to use when there is a layer of
> kernel support
> between the application and the driver.
Ar
Hi Microchip,
as ACL based blocking of PTP traffic seems not to work, I tried to install MAC
based static lookup rules on the switch I successfully managed to block other
non-PTP traffic, but for PTP the lookup table entry (see below) seems not to
work. Incoming SYNC messages on port are still for
I need some help from Microchip, please read below.
On Thursday, 19 November 2020, 19:51:15 CET, tristram...@microchip.com wrote:
> There is one more requirement that is a little difficult to do. The
> calculated peer delay
> needs to be programmed in hardware register, but the regular PTP stack
On Sat, Nov 21, 2020 at 03:26:11AM +0200, Vladimir Oltean wrote:
> On Thu, Nov 19, 2020 at 06:51:15PM +, tristram...@microchip.com wrote:
> > I think the right implementation is for the driver to remember this receive
> > timestamp
> > of Pdelay_Req and puts it in the tail tag when it sees a
On Sat, Nov 21, 2020 at 03:26:11AM +0200, Vladimir Oltean wrote:
> On Thu, Nov 19, 2020 at 06:51:15PM +, tristram...@microchip.com wrote:
> > The receive and transmit latencies are different for different connected
> > speed. So the
> > driver needs to change them when the link changes. For
On Thu, Nov 19, 2020 at 06:51:15PM +, tristram...@microchip.com wrote:
> The initial proposal in tag_ksz.c is for the switch driver to provide
> callback functions
> to handle receiving and transmitting. Then each switch driver can be added to
> process the tail tag in its own driver and leav
> On Thursday, 19 November 2020, 00:40:18 CET, Vladimir Oltean wrote:
> > On Wed, Nov 18, 2020 at 09:30:01PM +0100, Christian Eggers wrote:
> > > This series adds support for PTP to the KSZ956x and KSZ9477 devices.
> > >
> > > There is only little documentation for PTP available on the data sheet
>
Hi Tristram,
thank you for joining this thread.
On Thursday, 19 November 2020, 19:51:15 CET, tristram...@microchip.com wrote:
> > On Thursday, 19 November 2020, 00:40:18 CET, Vladimir Oltean wrote:
> > > On Wed, Nov 18, 2020 at 09:30:01PM +0100, Christian Eggers wrote:
> > > [...]
> > [...]
> The
Hi Vladimir,
On Thursday, 19 November 2020, 00:40:18 CET, Vladimir Oltean wrote:
> On Wed, Nov 18, 2020 at 09:30:01PM +0100, Christian Eggers wrote:
> > This series adds support for PTP to the KSZ956x and KSZ9477 devices.
> >
> > There is only little documentation for PTP available on the data sh
On Wed, Nov 18, 2020 at 09:30:01PM +0100, Christian Eggers wrote:
> This series adds support for PTP to the KSZ956x and KSZ9477 devices.
>
> There is only little documentation for PTP available on the data sheet
> [1] (more or less only the register reference). Questions to the
> Microchip support
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