[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <b48fa0bd-18e1-4268-9e7a-8199f5d180e8@linaro.org>
Date: Wed, 31 Jan 2024 08:45:49 +0100
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Vineeth Karumanchi <vineeth.karumanchi@....com>,
Andrew Lunn <andrew@...n.ch>
Cc: nicolas.ferre@...rochip.com, claudiu.beznea@...on.dev,
davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
pabeni@...hat.com, robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
conor+dt@...nel.org, linux@...linux.org.uk, netdev@...r.kernel.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, git@....com
Subject: Re: [PATCH net-next 2/3] dt-bindings: net: cdns,macb: Add
wol-arp-packet property
On 31/01/2024 08:39, Vineeth Karumanchi wrote:
> Hi Andrew,
>
>
> On 31/01/24 6:56 am, Andrew Lunn wrote:
>> On Tue, Jan 30, 2024 at 04:18:44PM +0530, Vineeth Karumanchi wrote:
>>> "wol-arp-packet" property enables WOL with ARP packet.
>>> It is an extension to "magic-packet for WOL.
>>
>> It not clear why this is needed. Is this not a standard feature of the
>> IP? Is there no hardware bit indicating the capability?
>>
>
> WOL via both ARP and Magic packet is supported by the IP version on ZU+
> and Versal. However, user can choose which type of packet to recognize
> as a WOL event - magic packet or ARP. The existing DT binding already
> describes one entry for wol via magic packet. Hence, adding a new packet
> type using the same methodology.
And why would this be board-level configuration? This looks like OS policy.
Best regards,
Krzysztof
Powered by blists - more mailing lists