Re: [dpdk-dev] [PATCH v3 1/7] net/mlx5: add flow validation of eCPRI header

[Slava Ovsiienko]

> -----Original Message-----
> From: Bing Zhao <bi...@mellanox.com>
> Sent: Thursday, July 16, 2020 17:24
> To: Ori Kam <or...@mellanox.com>; Slava Ovsiienko
> <viachesl...@mellanox.com>
> Cc: Raslan Darawsheh <rasl...@mellanox.com>; Matan Azrad
> <ma...@mellanox.com>; dev@dpdk.org; Netanel Gonen
> <netan...@mellanox.com>
> Subject: [PATCH v3 1/7] net/mlx5: add flow validation of eCPRI header
> 
> When creating a flow with eCPRI header item, the validation of it is
> mandatory. The detailed limitations are listed below:
>   1. Over Ether / VLAN, ethertype must be 0xAEFE.
>   2. No tunnel support is described in the specification now.
>   3. L3 layer is only supported when L4 is UDP, see #4.
>   4. Over TCP is not supported from the specification, and over UDP
>      is not supported right now.
>   5. Concatenation indicator matching is not supported now.
>   6. No need to check the revision.
>   7. Only type field in the common header is mandatory, and one byte
>      should be matched integrally.
>   8. Fields in the message payload header are optional.
>   9. Only messages with type #0, #2 and #5 are supported now.
> 
> Some limitations are only from software right now, because there is no need
> to support all the message types and variants of protocol stack listed in the
> specification.
> 
> Signed-off-by: Bing Zhao <bi...@mellanox.com>
Acked-by: Viacheslav Ovsiienko <viachesl...@mellanox.com>