Re: [PATCH v6 net-next 0/5] net: dsa: hsr: Enable HSR HW offloading for KSZ9477

From: Lukasz Majewski
Date: Tue Oct 03 2023 - 03:58:46 EST


Hi Vladimir, Andrew, Woojung,

> Hi Vladimir,
>
> > On Fri, Sep 22, 2023 at 03:31:03PM +0200, Lukasz Majewski wrote:
> > > This patch series provides support for HSR HW offloading in
> > > KSZ9477 switch IC.
> > >
> > > To test this feature:
> > > ip link add name hsr0 type hsr slave1 lan1 slave2 lan2 supervision
> > > 45 version 1 ip link set dev lan1 up
> > > ip link set dev lan2 up
> > > ip a add 192.168.0.1/24 dev hsr0
> > > ip link set dev hsr0 up
> > >
> > > To remove HSR network device:
> > > ip link del hsr0
> > >
> > > To test if one can adjust MAC address:
> > > ip link set lan2 address 00:01:02:AA:BB:CC
> > >
> > > It is also possible to create another HSR interface, but it will
> > > only support HSR is software - e.g.
> > > ip link add name hsr1 type hsr slave1 lan3 slave2 lan4 supervision
> > > 45 version 1
> > >
> > > Test HW:
> > > Two KSZ9477-EVB boards with HSR ports set to "Port1" and "Port2".
> > >
> > > Performance SW used:
> > > nuttcp -S --nofork
> > > nuttcp -vv -T 60 -r 192.168.0.2
> > > nuttcp -vv -T 60 -t 192.168.0.2
> > >
> > > Code: v6.6.0-rc2+ Linux net-next repository
> > > SHA1: 5a1b322cb0b7d0d33a2d13462294dc0f46911172
> > >
> > > Tested HSR v0 and v1
> > > Results:
> > > With KSZ9477 offloading support added: RX: 100 Mbps TX: 98 Mbps
> > > With no offloading RX: 63 Mbps TX: 63
> > > Mbps
> >
> > Reviewed-by: Vladimir Oltean <vladimir.oltean@xxxxxxx>
> >
> > Thanks!
>
> I hope, that it will find its way to net-next soon :-).
>

I'm a bit puzzled with this patch series - will it be pulled directly
to net-next [1] or is there any other (KSZ maintainer's?) tree to which
it will be first pulled and then PR will be send to net-next?

Thanks in advance for the clarification.

> Thanks for your help and patience.
>

Links:

[1] -
https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git/log/

>
> Best regards,
>
> Lukasz Majewski
>
> --
>
> DENX Software Engineering GmbH, Managing Director: Erika Unter
> HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
> Phone: (+49)-8142-66989-59 Fax: (+49)-8142-66989-80 Email:
> lukma@xxxxxxx

Best regards,

Lukasz Majewski

--

DENX Software Engineering GmbH, Managing Director: Erika Unter
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-59 Fax: (+49)-8142-66989-80 Email: lukma@xxxxxxx

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