Messages in this thread | | | Date | Mon, 11 Sep 2023 16:58:48 +0200 | From | Lukasz Majewski <> | Subject | Re: [[RFC PATCH v4 net-next] 0/2] net: dsa: hsr: Enable HSR HW offloading for KSZ9477 |
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Dear Community,
> 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 > > 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: v6.5-rc7 Linux repository > 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 > > > Lukasz Majewski (2): > net: dsa: Extend ksz9477 TAG setup to support HSR frames duplication > net: dsa: hsr: Enable in KSZ9477 switch HW HSR offloading > > drivers/net/dsa/microchip/ksz9477.c | 81 > ++++++++++++++++++++++++++ drivers/net/dsa/microchip/ksz9477.h | > 2 + drivers/net/dsa/microchip/ksz_common.c | 76 > ++++++++++++++++++++++++ drivers/net/dsa/microchip/ksz_common.h | 3 + > net/dsa/tag_ksz.c | 8 +++ > 5 files changed, 170 insertions(+) >
Are there any comments regarding this new revision of the HSR support for KSZ9477 switch?
Best regards,
Lukasz Majewski
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