Re: [PATCH net-next v3 08/10] net: dsa: microchip: add KSZ8463 tail tag handling

[Bastien Curutchet]

Hi Jakub,

On 7/31/26 4:23 AM, Jakub Kicinski wrote:
> On Mon, 27 Jul 2026 12:20:50 +0200 Bastien Curutchet (Schneider
> Electric) wrote:
> > KSZ8463 uses the KSZ9893 DSA TAG driver. However, the KSZ8463 doesn't
> > use the tail tag to convey timestamps to the host as KSZ9893 does. It
> > uses the reserved fields in the PTP header instead.
>
> Sigh, some of the marvell switches seem to be doing the same thing.
> Is this the _only_ option this switch supports?
>
> Reserved fields in protocols are generally reserved, not free to use.

No sadly, it's the only option this switch supports.


Best regards,
Bastien