[PATCH] net: support Arista L2 headers

[Thomas Monjalon]

04/02/2025 16:41, Denis  Davidoglu:
> Packet parsing and type detection fail for packets containing
> Arista Vendor Specific Protocol (AVSP) headers. This patch adds
> support for three L2 headers: Arista TGen, Arista 64-bit Timestamp
> and Arista 48-bit Timestamp.

I'm not familiar with these headers.
Are they standardized?
Is there a RFC?

> +/* Arista Vendor Specific Protocol (AVSP) Header Types */
> +#define RTE_AVSP_SUBTYPE_TGEN            0xCAFE
> +#define RTE_AVSP_VERSION_TGEN            0x0001
> +#define RTE_AVSP_SUBTYPE_TIMESTAMP 0x0001
> +#define RTE_AVSP_VERSION_64_MASK   0x0010
> +#define RTE_AVSP_VERSION_48_MASK   0x0020

I'm not sure about adding vendor specific protocols.
What should be the policy here?