linux-kernel - Re: [PATCH net-next v2] phy: micrel: ksz8041nl: do not use power down mode

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Date:   Wed, 20 Oct 2021 13:40:07 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Francesco Dolcini <francesco.dolcini@...adex.com>
Cc:     andrew@...n.ch, hkallweit1@...il.com, linux@...linux.org.uk,
        davem@...emloft.net, kuba@...nel.org, nicolas.ferre@...rochip.com,
        bbrezillon@...nel.org, patrice.vilchez@...el.com, stefan@...er.ch,
        f.fainelli@...il.com, christophe.leroy@...roup.eu,
        sergei.shtylyov@...il.com, marcel.ziswiler@...adex.com,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next v2] phy: micrel: ksz8041nl: do not use power down
 mode

Hello:

This patch was applied to netdev/net-next.git (master)
by David S. Miller <davem@...emloft.net>:

On Tue, 19 Oct 2021 21:16:47 +0200 you wrote:
> From: Stefan Agner <stefan@...er.ch>
> 
> Some Micrel KSZ8041NL PHY chips exhibit continuous RX errors after using
> the power down mode bit (0.11). If the PHY is taken out of power down
> mode in a certain temperature range, the PHY enters a weird state which
> leads to continuously reporting RX errors. In that state, the MAC is not
> able to receive or send any Ethernet frames and the activity LED is
> constantly blinking. Since Linux is using the suspend callback when the
> interface is taken down, ending up in that state can easily happen
> during a normal startup.
> 
> [...]

Here is the summary with links:
  - [net-next,v2] phy: micrel: ksz8041nl: do not use power down mode
    https://git.kernel.org/netdev/net-next/c/2641b62d2fab

You are awesome, thank you!
--
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