Re: [PATCH RFC net-next 18/19] net: mvpp2: add ring size validation before enabling FC

[Andrew Lunn]

On Sun, Jan 10, 2021 at 05:30:22PM +0200, stefanc@xxxxxxxxxxx wrote:
> From: Stefan Chulski <stefanc@xxxxxxxxxxx>
> 
> This patch add ring size validation before enabling FC.
> 1. Flow control cannot be enabled if ring size is below start
> threshold.
> 2. Flow control disabled if ring size set below start
> threshold.

You should also tell phylink if pause is not supported, so it can
change what is auto-negotiated, letting the link partner know.

       Andrew