netdev - Re: [PATCH net-next v4 1/4] net: phy: mdio-i2c: support I2C MDIO protocol for RollBall SFP modules

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Message-ID: <3cd4c604-70e8-d682-6ce5-b72111a22742@gmail.com>
Date:   Tue, 12 Jan 2021 15:40:33 +0100
From:   Heiner Kallweit <hkallweit1@...il.com>
To:     Andrew Lunn <andrew@...n.ch>
Cc:     Marek Behún <kabel@...nel.org>,
        netdev@...r.kernel.org, Russell King <rmk+kernel@...linux.org.uk>,
        Jakub Kicinski <kuba@...nel.org>, davem@...emloft.net,
        pali@...nel.org
Subject: Re: [PATCH net-next v4 1/4] net: phy: mdio-i2c: support I2C MDIO
 protocol for RollBall SFP modules

On 12.01.2021 15:02, Andrew Lunn wrote:
>> I'd think that mdio-i2c.c is for generic code. When adding a
>> vendor-specific protocol, wouldn't it make sense to use a dedicated
>> source file for it?
> 
> Hi Heiner
> 
> There is no standardised way to access MDIO over i2c. So the existing
> code is vendor code, even if it is used by a few different vendors.
> 
>      Andrew
> 
OK, I see. Thanks, Andrew.