linux-kernel - Re: [PATCH net] net: atlantic: disable PTP on AQC111, AQC112

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Message-Id: <20200717.182540.2222186339961093391.davem@davemloft.net>
Date:   Fri, 17 Jul 2020 18:25:40 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     mstarovoitov@...vell.com
Cc:     kuba@...nel.org, irusskikh@...vell.com, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, ndanilov@...vell.com
Subject: Re: [PATCH net] net: atlantic: disable PTP on AQC111, AQC112

From: Mark Starovoytov <mstarovoitov@...vell.com>
Date: Fri, 17 Jul 2020 23:39:49 +0300

> From: Nikita Danilov <ndanilov@...vell.com>
> 
> This patch disables PTP on AQC111 and AQC112 due to a known HW issue,
> which can cause datapath issues.
> 
> Ideally PTP block should have been disabled via PHY provisioning, but
> unfortunately many units have been shipped with enabled PTP block.
> Thus, we have to work around this in the driver.
> 
> Fixes: dbcd6806af420 ("net: aquantia: add support for Phy access")
> Signed-off-by: Nikita Danilov <ndanilov@...vell.com>
> Signed-off-by: Mark Starovoytov <mstarovoitov@...vell.com>
> Signed-off-by: Igor Russkikh <irusskikh@...vell.com>

Applied and queued up for -stable, thank you.