linux-kernel - Re: [PATCH 1/6] arm64: dts: qcom: ipq9574: Add PPE device tree node

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]

Date: Mon, 22 Jan 2024 20:58:33 +0800
From: Jie Luo <quic_luoj@...cinc.com>
To: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Dmitry Baryshkov
	<dmitry.baryshkov@...aro.org>
CC: <andersson@...nel.org>, <konrad.dybcio@...aro.org>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <conor+dt@...nel.org>,
        <linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <netdev@...r.kernel.org>,
        <quic_kkumarcs@...cinc.com>, <quic_suruchia@...cinc.com>,
        <quic_soni@...cinc.com>, <quic_pavir@...cinc.com>,
        <quic_souravp@...cinc.com>, <quic_linchen@...cinc.com>,
        <quic_leiwei@...cinc.com>
Subject: Re: [PATCH 1/6] arm64: dts: qcom: ipq9574: Add PPE device tree node



On 1/12/2024 10:51 PM, Krzysztof Kozlowski wrote:
> On 12/01/2024 15:40, Jie Luo wrote:
>>>
>>>   From the first glance, the bindings do not follow upstream principles.
>>> You have all the settings (tdm, port config, etc) in the DT, while
>>> they should instead go to the driver. Well, unless you expect that the
>>> board might need to override them.
>>>
>> Hi Dmitry,
>> The TDM configuration varies per SoC type, since the ethernet port
>> capabilities of the SoCs vary. So we will have two different TDM
>> configurations for IPQ5332 and IPQ9574 SoC. The driver also will
>> need to support future SoC, so we choose to configure this from the
>> DTSI. The same reason applies to the port scheduler config as well.
> 
> Your statements here confirm Dmitry suggestion, so these are not board
> specific and should go to the driver. Please read again Dmitry's sentences.
> 
> Best regards,
> Krzysztof
> 

Sure, we will update the driver to configure the TDM depending on the 
SoC need.