Re: [dpdk-dev] [PATCH v2 0/5] Add the E-Switch mirroring and jump supports

[Raslan Darawsheh <rasland@nvidia.com>]

Hi,

> -----Original Message-----
> From: Jiawei Wang <jiaweiw@nvidia.com>
> Sent: Tuesday, January 12, 2021 12:29 PM
> To: Slava Ovsiienko <viacheslavo@nvidia.com>; Matan Azrad
> <matan@nvidia.com>; Ori Kam <orika@nvidia.com>
> Cc: dev@dpdk.org; Raslan Darawsheh <rasland@nvidia.com>
> Subject: [PATCH v2 0/5] Add the E-Switch mirroring and jump supports
> 
> MLX5 E-Switch mirroring is implemented as multiple destination array in
> one steering table. The array currently supports only port ID as
> destination actions.
> 
> This patchset adds the below supports for MLX5 PMD driver:
>   - Supports the metadata register Cx preserve capability query.
>   - Supports the jump action support as one of destination of array.
>   - Supports the modify action only impact on the one of destination.
> 
> The examples for the E-Switch flow use case and result as below:
>     set sample_actions 0 port_id id 1 / end
>     flow create 0 ingress transfer pattern eth / end actions sample ratio 1 index
> 0 / jump group 1 / end
>     flow create 1 ingress transfer group 1 pattern eth / end actions
> set_mac_dst mac_addr 00:aa:bb:cc:dd:ee / port_id id 2 / end
> 
> The flow results all the matched ingress packets are mirrored
> to port id 1 and go to group 1. In the group 1, packets are modified
> with the destination mac and sent to port id 2.
> 
> v2:
> * Rebase
> * Update commit message and document description
> 
> Jiawei Wang (5):
>   common/mlx5: query register c preserve capability via DevX
>   net/mlx5: support E-Switch mirroring and jump in one flow
>   net/mlx5: extend the skip scale flag
>   net/mlx5: update modify actions support for E-Switch mirror
>   doc: update the advanced E-switch mirroring supports
> 
>  doc/guides/nics/mlx5.rst               |   2 +
>  doc/guides/rel_notes/release_21_02.rst |   7 ++
>  drivers/common/mlx5/mlx5_devx_cmds.c   |   2 +
>  drivers/common/mlx5/mlx5_devx_cmds.h   |   1 +
>  drivers/common/mlx5/mlx5_prm.h         |   4 +-
>  drivers/net/mlx5/mlx5_flow.c           | 203 +++++++++++++++++++++++------
> ----
>  drivers/net/mlx5/mlx5_flow.h           |  23 +++-
>  drivers/net/mlx5/mlx5_flow_dv.c        |  92 +++++++++------
>  8 files changed, 235 insertions(+), 99 deletions(-)
> 
> --
> 1.8.3.1

Series rebased and applied to next-net-mlx,

Kindest regards,
Raslan Darawsheh