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From: Thomas Monjalon <thomas@monjalon.net>
To: Denis Davidoglu <denis.davidoglu@b-ulltech.com>
Cc: "stephen@networkplumber.org" <stephen@networkplumber.org>, dev@dpdk.org
Subject: Re: [PATCH] net: support Arista L2 headers
Date: Tue, 04 Feb 2025 17:02:58 +0100	[thread overview]
Message-ID: <4092617.3daJWjYHZt@thomas> (raw)
In-Reply-To: <GV1P190MB20413FBFFA4FC719AC6E982EA1F42@GV1P190MB2041.EURP190.PROD.OUTLOOK.COM>

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?



  reply	other threads:[~2025-02-04 16:03 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-02-04 15:41 [PATCH] net: support Arista L2 headers Denis  Davidoglu
2025-02-04 16:02 ` Thomas Monjalon [this message]
2025-02-07  9:07   ` Denis  Davidoglu
2025-02-07 17:54     ` Stephen Hemminger

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