linux-kernel - Re: [PATCH net-next v4 01/14] dt-bindings: net: Add PPE for Qualcomm IPQ9574 SoC

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <ce62bdda-b328-4be7-b9d7-1b4bffa039e6@quicinc.com>
Date: Mon, 26 May 2025 15:25:14 +0800
From: Luo Jie <quic_luoj@...cinc.com>
To: Krzysztof Kozlowski <krzk@...nel.org>
CC: Andrew Lunn <andrew+netdev@...n.ch>,
        "David S. Miller"
	<davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski
	<kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>, Rob Herring
	<robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley
	<conor+dt@...nel.org>, Lei Wei <quic_leiwei@...cinc.com>,
        Suruchi Agarwal
	<quic_suruchia@...cinc.com>,
        Pavithra R <quic_pavir@...cinc.com>,
        "Simon
 Horman" <horms@...nel.org>, Jonathan Corbet <corbet@....net>,
        Kees Cook
	<kees@...nel.org>,
        "Gustavo A. R. Silva" <gustavoars@...nel.org>,
        "Philipp
 Zabel" <p.zabel@...gutronix.de>,
        <linux-arm-msm@...r.kernel.org>, <netdev@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-doc@...r.kernel.org>, <linux-hardening@...r.kernel.org>,
        <quic_kkumarcs@...cinc.com>, <quic_linchen@...cinc.com>,
        <srinivas.kandagatla@...aro.org>, <bartosz.golaszewski@...aro.org>,
        <john@...ozen.org>
Subject: Re: [PATCH net-next v4 01/14] dt-bindings: net: Add PPE for Qualcomm
 IPQ9574 SoC



On 5/24/2025 2:25 PM, Krzysztof Kozlowski wrote:
> On 23/05/2025 12:28, Luo Jie wrote:
>>>> +  interconnect-names:
>>>> +    items:
>>>> +      - const: ppe
>>>> +      - const: ppe_cfg
>>>> +      - const: qos_gen
>>>> +      - const: timeout_ref
>>>> +      - const: nssnoc_memnoc
>>>> +      - const: memnoc_nssnoc
>>>> +      - const: memnoc_nssnoc_1
>>>> +
>>>> +  ethernet-dma:
>>>
>>> I don't get why this is a separate node.
>>>
>>
>> We used a separate node because the EDMA (Ethernet DMA)
>> is a separate block within the PPE block, with specific
>> functions like ports-to-host-CPU packet transfer and
>> hardware packet steering. We felt that a separate node
>> would depict the hierarchy more clearly. Could you please
>> suggest if a single node is recommended instead?
> Since it is a separate block and it has its own resources, it is fine.

OK, thanks for confirmation.

> 
> Best regards,
> Krzysztof