netdev - Re: [PATCH net-next 0/2] net: stmmac: Enable Flow Control

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Message-ID: <20190417180101.GA7350@darkstar.musicnaut.iki.fi>
Date:   Wed, 17 Apr 2019 21:01:01 +0300
From:   Aaro Koskinen <aaro.koskinen@....fi>
To:     Jose Abreu <Jose.Abreu@...opsys.com>
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        Joao Pinto <Joao.Pinto@...opsys.com>,
        "David S . Miller" <davem@...emloft.net>,
        Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Alexandre Torgue <alexandre.torgue@...com>
Subject: Re: [PATCH net-next 0/2] net: stmmac: Enable Flow Control

Hi,

On Wed, Apr 17, 2019 at 09:33:03AM +0200, Jose Abreu wrote:
> I don't know of any specific reason why Flow Control is off by default but
> do let me know if there is any.

It seems dwmac1000 assumes 4K FIFO size when configuring threshold
values. This could be non-optimal for 8K/16K FIFOs, but that can be
fixed later on with incremental patches.

A.