linux-kernel - Re: [PATCH net-next v2 4/5] net: phy: broadcom: Add support for WAKE

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Message-ID: <ba0b674f-32c5-4ded-a8aa-7d1f3d396b73@intel.com>
Date:   Thu, 26 Oct 2023 16:22:17 -0700
From:   Jacob Keller <jacob.e.keller@...el.com>
To:     Florian Fainelli <florian.fainelli@...adcom.com>,
        <netdev@...r.kernel.org>
CC:     Doug Berger <opendmb@...il.com>,
        Broadcom internal kernel review list 
        <bcm-kernel-feedback-list@...adcom.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>, Andrew Lunn <andrew@...n.ch>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Russell King <linux@...linux.org.uk>,
        Vladimir Oltean <vladimir.oltean@....com>,
        "Tariq Toukan" <tariqt@...dia.com>, Gal Pressman <gal@...dia.com>,
        Willem de Bruijn <willemb@...gle.com>,
        Daniil Tatianin <d-tatianin@...dex-team.ru>,
        "Simon Horman" <horms@...nel.org>,
        Justin Chen <justin.chen@...adcom.com>,
        "Ratheesh Kannoth" <rkannoth@...vell.com>,
        Joe Damato <jdamato@...tly.com>,
        "Vincent Mailhol" <mailhol.vincent@...adoo.fr>,
        Jiri Pirko <jiri@...nulli.us>,
        "open list" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH net-next v2 4/5] net: phy: broadcom: Add support for
 WAKE_FILTER



On 10/26/2023 3:45 PM, Florian Fainelli wrote:
> Since the PHY is capable of matching any arbitrary Ethernet MAC
> destination as a programmable wake-up pattern, add support for doing
> that using the WAKE_FILTER and ethtool::rxnfc API. For instance, in
> order to wake-up from the Ethernet MAC address corresponding to the IPv4
> multicast IP address of 224.0.0.251 (e.g.: multicast DNS), one could do:
> 
>   ethtool -N eth0 flow-type ether dst 01:00:5e:00:00:fb loc 0 action -2
>   ethtool -n eth0
>   Total 1 rules
> 
>   Filter: 0
>           Flow Type: Raw Ethernet
>           Src MAC addr: 00:00:00:00:00:00 mask: FF:FF:FF:FF:FF:FF
>           Dest MAC addr: 01:00:5E:00:00:FB mask: 00:00:00:00:00:00
>           Ethertype: 0x0 mask: 0xFFFF
>           Action: Wake-on-LAN
>   ethtool -s eth0 wol f
> 
> Signed-off-by: Florian Fainelli <florian.fainelli@...adcom.com>
> ---

Reviewed-by: Jacob Keller <jacob.e.keller@...el.com>