netdev - Re: [PATCH] net: phy: micrel: add Asym Pause workaround for KSZ9021

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Date:   Fri, 27 Sep 2019 20:29:05 +0200 (CEST)
From:   David Miller <davem@...emloft.net>
To:     haan@...lavision.se
Cc:     andrew@...n.ch, f.fainelli@...il.com, hkallweit1@...il.com,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        antoine.tenart@...tlin.com, hans.andersson@...lavision.se
Subject: Re: [PATCH] net: phy: micrel: add Asym Pause workaround for KSZ9021

From: Hans Andersson <haan@...lavision.se>
Date: Thu, 26 Sep 2019 09:54:37 +0200

> From: Hans Andersson <hans.andersson@...lavision.se>
> 
> The Micrel KSZ9031 PHY may fail to establish a link when the Asymmetric
> Pause capability is set. This issue is described in a Silicon Errata
> (DS80000691D or DS80000692D), which advises to always disable the
> capability.
> 
> Micrel KSZ9021 has no errata, but has the same issue with Asymmetric Pause.
> This patch apply the same workaround as the one for KSZ9031.
> 
> Signed-off-by: Hans Andersson <hans.andersson@...lavision.se>

Applied and queued up for -stable.