netdev - Re: [RESEND][PATCH] net: cpsw: fix obtaining mac address for am3517

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Message-ID: <yw1x352h3plc.fsf@mansr.com>
Date: Sat, 24 Jun 2023 15:24:47 +0100
From: Måns Rullgård <mans@...sr.com>
To: Andrew Lunn <andrew@...n.ch>
Cc: Grygorii Strashko <grygorii.strashko@...com>, "David S. Miller"
 <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski
 <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
 linux-omap@...r.kernel.org, netdev@...r.kernel.org,
 linux-kernel@...r.kernel.org, Jeroen Hofstee <jhofstee@...tronenergy.com>,
 Tony Lindgren <tony@...mide.com>
Subject: Re: [RESEND][PATCH] net: cpsw: fix obtaining mac address for am3517

Andrew Lunn <andrew@...n.ch> writes:

> On Sat, Jun 24, 2023 at 01:10:59PM +0100, Mans Rullgard wrote:
>> From: Jeroen Hofstee <jhofstee@...tronenergy.com>
>> 
>> Commit b6745f6e4e63 ("drivers: net: cpsw: davinci_emac: move reading mac
>> id to common file") did not only move the code for an am3517, it also
>> added the slave parameter, resulting in an invalid (all zero) mac address
>> being returned for an am3517, since it only has a single emac
>
> Hi Mans
>
> If there is only a single emac, why is the function being called with
> slave=1? Given the description, it seems like you are fixing the wrong
> problem.

See previous discussion:
https://lore.kernel.org/lkml/d8ad5cab-5183-cddf-fa9a-4e7b9b8c9377@victronenergy.com/

-- 
Måns Rullgård