linux-kernel - Re: [PATCH v3 1/3] arm64: dts: qcom: sdm630/660: Add CDSP-related nodes

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: <f8ae7491-cae4-4e47-a1d4-344e57117e7b@oss.qualcomm.com>
Date: Wed, 12 Nov 2025 14:51:35 +0100
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Nickolay Goppen <setotau@...nlining.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, ~postmarketos/upstreaming@...ts.sr.ht,
        linux@...nlining.org
Subject: Re: [PATCH v3 1/3] arm64: dts: qcom: sdm630/660: Add CDSP-related
 nodes

On 11/10/25 7:55 PM, Nickolay Goppen wrote:
> In order to enable CDSP support for SDM660 SoC:
>  * add shared memory p2p nodes for CDSP
>  * add CDSP-specific smmu node
>  * add CDSP peripheral image loader node
> 
> Memory region for CDSP in SDM660 occupies the same spot as
> TZ buffer mem defined in sdm630.dtsi (which does not have CDSP).
> In sdm660.dtsi replace buffer_mem inherited from SDM630 with
> cdsp_region, which is also larger in size.
> 
> SDM636 also doesn't have CDSP, so remove inherited from sdm660.dtsi
> related nodes and add buffer_mem back.
> 
> Signed-off-by: Nickolay Goppen <setotau@...nlining.org>
> ---

Reviewed-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>

Konrad