linux-kernel - Re: [PATCH 0/7] arm64: dts: qcom: cleanup GPU's zap-shader 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] [thread-next>] [day] [month] [year] [list]

Message-ID: <51f10d4e-3962-4c20-9d5f-afd0ac3f598e@oss.qualcomm.com>
Date: Wed, 29 Oct 2025 11:35:25 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Konrad Dybcio <konrad.dybcio@....qualcomm.com>,
        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>,
        cros-qcom-dts-watchers@...omium.org
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/7] arm64: dts: qcom: cleanup GPU's zap-shader node

On 29/10/2025 11:33, Konrad Dybcio wrote:
> On 10/28/25 9:59 PM, Dmitry Baryshkov wrote:
>> Historically all devices manually defined GPU zap-shader node in their
>> board DT files. This practice is frowned upon. Add the zap-shader node
>> on all platforms, define a label for it and use the label in order to
>> patch the node with the firmware name.
> 
> I'm not sure this is much of an improvement, since at the end of the
> series, boards still have a &gpu { zap-shader {} } section, with the
> inner one not being referred to through a label, which reduces
> duplication in the single LoC used to assign memory-region, but
> doesn't e.g. prevent typos in the zap-shader node name

By the end of the series the boards don't have zap-shader{}. They use 
&gpu_zap_shader { firmware-name = "something" ; };


-- 
With best wishes
Dmitry