Hi Robert,
On Tue, 10 Sep 2019 16:41:46 +0100, Robert Beckett <bob.beck...@collabora.com>
wrote:
> This patch-set adds support for some features of the Marvell switch
> chips that can be used to handle packet storms.
>
> The rationale for this was a setup that requires the ability to receive
> traffic from one port, while a packet storm is occuring on another port
> (via an external switch with a deliberate loop). This is needed to
> ensure vital data delivery from a specific port, while mitigating any
> loops or DoS that a user may introduce on another port (can't guarantee
> sensible users).
>
> [patch 1/7] configures auto negotiation for CPU ports connected with
> phys to enable pause frame propogation.
>
> [patch 2/7] allows setting of port's default output queue priority for
> any ingressing packets on that port.
>
> [patch 3/7] dt-bindings for patch 2.
>
> [patch 4/7] allows setting of a port's queue scheduling so that it can
> prioritise egress of traffic routed from high priority ports.
>
> [patch 5/7] dt-bindings for patch 4.
>
> [patch 6/7] allows ports to rate limit their egress. This can be used to
> stop the host CPU from becoming swamped by packet delivery and exhasting
> descriptors.
>
> [patch 7/7] dt-bindings for patch 6.
>
>
> Robert Beckett (7):
> net/dsa: configure autoneg for CPU port
> net: dsa: mv88e6xxx: add ability to set default queue priorities per
> port
> dt-bindings: mv88e6xxx: add ability to set default queue priorities
> per port
> net: dsa: mv88e6xxx: add ability to set queue scheduling
> dt-bindings: mv88e6xxx: add ability to set queue scheduling
> net: dsa: mv88e6xxx: add egress rate limiting
> dt-bindings: mv88e6xxx: add egress rate limiting
>
> .../devicetree/bindings/net/dsa/marvell.txt | 38 +++++
> drivers/net/dsa/mv88e6xxx/chip.c | 122 ++++++++++++---
> drivers/net/dsa/mv88e6xxx/chip.h | 5 +-
> drivers/net/dsa/mv88e6xxx/port.c | 140 +++++++++++++++++-
> drivers/net/dsa/mv88e6xxx/port.h | 24 ++-
> include/dt-bindings/net/dsa-mv88e6xxx.h | 22 +++
> net/dsa/port.c | 10 ++
> 7 files changed, 327 insertions(+), 34 deletions(-)
> create mode 100644 include/dt-bindings/net/dsa-mv88e6xxx.h
Feature series targeting netdev must be prefixed "PATCH net-next". As
this approach was a PoC, sending it as "RFC net-next" would be even more
appropriate.
Thank you,
Vivien
