linux-kernel - Re: [PATCH v2] dt-bindings: iommu: qcom,iommu: Add MSM8953 GPU IOMMU to SMMUv2 compatibles

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Date: Mon, 17 Jun 2024 16:08:39 +0200
From: Neil Armstrong <neil.armstrong@...aro.org>
To: Joerg Roedel <joro@...tes.org>, Will Deacon <will@...nel.org>,
 Robin Murphy <robin.murphy@....com>
Cc: linux-arm-msm@...r.kernel.org, iommu@...ts.linux.dev,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>, Konrad Dybcio <konrad.dybcio@...aro.org>
Subject: Re: [PATCH v2] dt-bindings: iommu: qcom,iommu: Add MSM8953 GPU IOMMU
 to SMMUv2 compatibles

Hi,

On 06/06/2024 15:15, Neil Armstrong wrote:
> Add MSM8953 compatible string with "qcom,msm-iommu-v2" as fallback
> for the MSM8953 GPU IOMMU which is compatible with Qualcomm's secure
> fw "SMMU v2" implementation.

Gentle ping !

Thanks,
Neil

> 
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
> ---
> [1] https://lore.kernel.org/all/20240523-topic-sdm450-upstream-tbx605f-v1-0-e52b89133226@linaro.org/
> ---
>   Documentation/devicetree/bindings/iommu/qcom,iommu.yaml | 1 +
>   1 file changed, 1 insertion(+)
> 
> diff --git a/Documentation/devicetree/bindings/iommu/qcom,iommu.yaml b/Documentation/devicetree/bindings/iommu/qcom,iommu.yaml
> index a74eb899c381..571e5746d177 100644
> --- a/Documentation/devicetree/bindings/iommu/qcom,iommu.yaml
> +++ b/Documentation/devicetree/bindings/iommu/qcom,iommu.yaml
> @@ -25,6 +25,7 @@ properties:
>             - const: qcom,msm-iommu-v1
>         - items:
>             - enum:
> +              - qcom,msm8953-iommu
>                 - qcom,msm8976-iommu
>             - const: qcom,msm-iommu-v2
>   
> 
> ---
> base-commit: ee78a17615ad0cfdbbc27182b1047cd36c9d4d5f
> change-id: 20240606-topic-sm8953-upstream-smmu-gpu-2b582c34bcb6
> 
> Best regards,