Thread (8 messages) flat view 8 messages, 2 authors, 2021-10-02
STALE1785d

[PATCH net-next 0/6] Egress VLAN modification using VCAP ES0 on Ocelot switches

From: Vladimir Oltean <vladimir.oltean@nxp.com>
Date: 2021-10-01 15:15:47

This patch set adds support for modifying a VLAN ID at the egress stage
of Ocelot/Felix switch ports. It is useful for replicating a packet on
multiple ports, and each egress port sends it using a different VLAN ID.

Tested by rewriting the VLAN ID of both
(a) packets injected from the CPU port
(b) packets received from an external station on a front-facing port

Adding a selftest to make sure it doesn't bit-rot, and if it does, that
it can be traced back easily.

Vladimir Oltean (6):
  net: mscc: ocelot: support egress VLAN rewriting via VCAP ES0
  net: mscc: ocelot: write full VLAN TCI in the injection header
  net: dsa: tag_ocelot: set the classified VLAN during xmit
  selftests: net: mscc: ocelot: bring up the ports automatically
  selftests: net: mscc: ocelot: rename the VLAN modification test to
    ingress
  selftests: net: mscc: ocelot: add a test for egress VLAN modification

 drivers/net/ethernet/mscc/ocelot.c            |   2 +-
 drivers/net/ethernet/mscc/ocelot_flower.c     | 125 +++++++++++++++---
 include/linux/dsa/ocelot.h                    |   4 +-
 include/soc/mscc/ocelot_vcap.h                |  10 ++
 net/dsa/tag_ocelot.c                          |  39 ++++++
 .../drivers/net/ocelot/tc_flower_chains.sh    |  50 ++++++-
 6 files changed, 204 insertions(+), 26 deletions(-)

-- 
2.25.1
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