netdev - Re: [PATCH net v2] dsa: mv88e6xxx: Do a final check before timing out

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Date: Fri, 14 Jul 2023 03:40:21 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Linus Walleij <linus.walleij@...aro.org>
Cc: andrew@...n.ch, vivien.didelot@...il.com, f.fainelli@...il.com,
 olteanv@...il.com, davem@...emloft.net, kuba@...nel.org,
 netdev@...r.kernel.org, tobias@...dekranz.com
Subject: Re: [PATCH net v2] dsa: mv88e6xxx: Do a final check before timing out

Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@...nel.org>:

On Thu, 13 Jul 2023 00:34:05 +0200 you wrote:
> I get sporadic timeouts from the driver when using the
> MV88E6352. Reading the status again after the loop fixes the
> problem: the operation is successful but goes undetected.
> 
> Some added prints show things like this:
> 
> [   58.356209] mv88e6085 mdio_mux-0.1:00: Timeout while waiting
>     for switch, addr 1b reg 0b, mask 8000, val 0000, data c000
> [   58.367487] mv88e6085 mdio_mux-0.1:00: Timeout waiting for
>     ATU op 4000, fid 0001
> (...)
> [   61.826293] mv88e6085 mdio_mux-0.1:00: Timeout while waiting
>     for switch, addr 1c reg 18, mask 8000, val 0000, data 9860
> [   61.837560] mv88e6085 mdio_mux-0.1:00: Timeout waiting
>     for PHY command 1860 to complete
> 
> [...]

Here is the summary with links:
  - [net,v2] dsa: mv88e6xxx: Do a final check before timing out
    https://git.kernel.org/netdev/net/c/95ce158b6c93

You are awesome, thank you!
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