Re: [PATCH v1 net-next 2/5] net: mscc: ocelot: set vcap IS2 chain to goto PSFP chain

joergen.andreasen
2020-10-21T16:59:20Z

The 10/20/2020 23:27, Vladimir Oltean wrote:
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>
> On Tue, Oct 20, 2020 at 03:23:18PM +0800, Xiaoliang Yang wrote:
> > VSC9959 supports Per-Stream Filtering and Policing(PSFP), which is
> > processing after VCAP blocks. We set this block on chain 30000 and
> > set vcap IS2 chain to goto PSFP chain if hardware support.
> >
> > An example set is:
> > > tc filter add dev swp0 ingress chain 21000 flower
> > skip_sw action goto chain 30000
> >
> > Signed-off-by: Xiaoliang Yang <xiaoliang.yang_1@nxp.com>
> > ---
>
> I will defer to Microchip people whether 30000 is a good chain number
> for TSN offloads. Do you have other ingress VCAPs that you would like to
> number 30000?

We see no problems with using ingress chain 30000 for PSFP.
--
Joergen Andreasen, Microchip