linux-kernel - Re: [PATCH v3 2/8] dt-bindings: PCI: qcom-ep: describe optional IOMMU

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: <20250222-silent-snake-of-courage-f4ebdc@krzk-bin>
Date: Sat, 22 Feb 2025 11:32:30 +0100
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Cc: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>, 
	Lorenzo Pieralisi <lpieralisi@...nel.org>, Krzysztof Wilczyński <kw@...ux.com>, 
	Rob Herring <robh@...nel.org>, Bjorn Helgaas <bhelgaas@...gle.com>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Mrinmay Sarkar <quic_msarkar@...cinc.com>, Bjorn Andersson <andersson@...nel.org>, 
	Konrad Dybcio <konradybcio@...nel.org>, Krzysztof Wilczyński <kwilczynski@...nel.org>, 
	linux-arm-msm@...r.kernel.org, linux-pci@...r.kernel.org, devicetree@...r.kernel.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 2/8] dt-bindings: PCI: qcom-ep: describe optional IOMMU

On Fri, Feb 21, 2025 at 05:52:00PM +0200, Dmitry Baryshkov wrote:
> Some of Qualcomm platforms have an IOMMU unit between the PCIe IP and
> DDR. For example, SA8775P specifies the iommu alththough it is not a
> part of bindings. Change the schema in order to require the IOMMU for
> SA8775P and forbid it from being used on SDX55 (SM8450 will be handled
> in a later patch).
> 
> This fixes the following warning:
> 
> pcie-ep@...0000: Unevaluated properties are not allowed ('iommus' was unexpected)
> 
> Fixes: 9d3d5e75f31c ("dt-bindings: PCI: qcom-ep: Add support for SA8775P SoC")
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
> ---
>  Documentation/devicetree/bindings/pci/qcom,pcie-ep.yaml | 6 ++++++
>  1 file changed, 6 insertions(+)

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

Best regards,
Krzysztof