linux-kernel - Re: [PATCH net-next v3 4/7] net: dsa: microchip: ksz9477: add Wake on PHY event support

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Message-ID: <364ae6ec-69aa-4983-b312-076ae2eb5399@lunn.ch>
Date:   Sat, 14 Oct 2023 19:20:24 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Oleksij Rempel <o.rempel@...gutronix.de>
Cc:     "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Vladimir Oltean <olteanv@...il.com>,
        Woojung Huh <woojung.huh@...rochip.com>,
        Arun Ramadoss <arun.ramadoss@...rochip.com>,
        Conor Dooley <conor+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Rob Herring <robh+dt@...nel.org>, kernel@...gutronix.de,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
        UNGLinuxDriver@...rochip.com,
        "Russell King (Oracle)" <linux@...linux.org.uk>,
        devicetree@...r.kernel.org
Subject: Re: [PATCH net-next v3 4/7] net: dsa: microchip: ksz9477: add Wake
 on PHY event support

On Fri, Oct 13, 2023 at 02:24:02PM +0200, Oleksij Rempel wrote:
> KSZ9477 family of switches supports multiple PHY events:
> - wake on Link Up
> - wake on Energy Detect.
> Since current UAPI can't differentiate between this PHY events, map all of them
> to WAKE_PHY.

I assume link up and energy detect work without doing a MAC address
comparison? So maybe these should be added first, and then handle
WAKE_MAGIC and setting the global MAC address, and verifying it
matches the user interface MAC address?

     Andrew