[v1 4/4] net/mlx5: support matching optional fields of GRE

[Ferruh Yigit]

On 1/26/2022 8:44 AM, Sean Zhang wrote:
> This patch adds matching on the optional fields (checksum/key/sequence)
> of GRE header. The matching of checksum and sequence fields requests
> support from rdma-core with capability of misc5 and tunner_header 0-3.
> 
> For patterns without checksum and sequence specified, keep using misc for
> matching as before, but for patterns with checksum or sequence, validate
> capability first and then use misc5 for the matching.
> 
> Signed-off-by: Sean Zhang<xiazhang at nvidia.com>
> ---
>   drivers/common/mlx5/mlx5_devx_cmds.c |   3 +
>   drivers/net/mlx5/linux/mlx5_os.c     |   2 +
>   drivers/net/mlx5/mlx5.h              |   1 +
>   drivers/net/mlx5/mlx5_flow.c         | 106 +++++++++++++++++++++++++
>   drivers/net/mlx5/mlx5_flow.h         |   6 ++
>   drivers/net/mlx5/mlx5_flow_dv.c      | 146 +++++++++++++++++++++++++++++++++++
>   6 files changed, 264 insertions(+)

Documentation seems missing:

$ ./devtools/check-doc-vs-code.sh
rte_flow doc out of sync for mlx5
         item gre_option