netdev - Re: [PATCH 1/4] net: ti: am65-cpsw-nuss: Add devlink support

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Message-ID: <20201203141838.GE2333853@lunn.ch>
Date:   Thu, 3 Dec 2020 15:18:38 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Vignesh Raghavendra <vigneshr@...com>
Cc:     "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Grygorii Strashko <grygorii.strashko@...com>,
        Jonathan Corbet <corbet@....net>, Jiri Pirko <jiri@...dia.com>,
        netdev@...r.kernel.org, linux-doc@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Linux ARM Mailing List <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH 1/4] net: ti: am65-cpsw-nuss: Add devlink support

> We don't want to enable HW based switch support unless explicitly
> asked by user.

This is the key point. Why? Does individual ports when passed through
the switch not work properly? Does it add extra latency/jitter?

Please justify this.

       Andrew