linux-kernel - Re: [PATCH v2 11/11] media: iris: Enable Secure PAS support with IOMMU managed by Linux

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: <20250822151346.skwtsh5abr3tmrjz@hu-mojha-hyd.qualcomm.com>
Date: Fri, 22 Aug 2025 20:43:46 +0530
From: Mukesh Ojha <mukesh.ojha@....qualcomm.com>
To: Krzysztof Kozlowski <krzk@...nel.org>
Cc: Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>,
        Vikash Garodia <quic_vgarodia@...cinc.com>,
        Dikshita Agarwal <quic_dikshita@...cinc.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Mathieu Poirier <mathieu.poirier@...aro.org>,
        Abhinav Kumar <abhinav.kumar@...ux.dev>,
        Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
        linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        linux-media@...r.kernel.org, linux-remoteproc@...r.kernel.org
Subject: Re: [PATCH v2 11/11] media: iris: Enable Secure PAS support with
 IOMMU managed by Linux

On Fri, Aug 22, 2025 at 10:45:50AM +0200, Krzysztof Kozlowski wrote:
> On 19/08/2025 18:54, Mukesh Ojha wrote:
> > +int iris_fw_init(struct iris_core *core)
> > +{
> > +	struct platform_device_info info;
> > +	struct iommu_domain *iommu_dom;
> > +	struct platform_device *pdev;
> > +	struct device_node *np;
> > +	int ret;
> > +
> > +	np = of_get_child_by_name(core->dev->of_node, "video-firmware");
> 
> Undocumented ABI.
> 
> If you tested your DTS, you would notice warnings.

qcom,venus-common.yaml is documenting video-firmware and getting included in
Documentation/devicetree/bindings/media/qcom,sm8550-iris.yaml

> 
> Best regards,
> Krzysztof
> 

-- 
-Mukesh Ojha