linux-kernel - Re: [PATCH v2] dt-bindings: PCI: qcom: delimit number of iommu-map entries

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Date: Fri, 29 Dec 2023 22:59:14 +0530
From: Manivannan Sadhasivam <mani@...nel.org>
To: David Heidelberg <david@...t.cz>
Cc: Bjorn Andersson <andersson@...nel.org>,
	Konrad Dybcio <konrad.dybcio@...aro.org>,
	Lorenzo Pieralisi <lpieralisi@...nel.org>,
	Krzysztof Wilczyński <kw@...ux.com>,
	Rob Herring <robh@...nel.org>, Bjorn Helgaas <bhelgaas@...gle.com>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Manivannan Sadhasivam <mani@...nel.org>,
	Abel Vesa <abel.vesa@...aro.org>,
	Johan Hovold <johan+linaro@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
	linux-arm-msm@...r.kernel.org, linux-pci@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] dt-bindings: PCI: qcom: delimit number of iommu-map
 entries

On Fri, Dec 29, 2023 at 04:32:58PM +0100, David Heidelberg wrote:
> The code or specific SoC doesn't seem to limit the number of iommu-map entries.
> 
> Fixes: 1a24edc38dbf ("dt-bindings: PCI: qcom: Add SM8550 compatible")

NACK. There is a limitation in the SoCs but that limitation differs.

- Mani

> Signed-off-by: David Heidelberg <david@...t.cz>
> ---
> v2: added Fixes tag
> 
>  Documentation/devicetree/bindings/pci/qcom,pcie.yaml | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
> index eadba38171e1..c6111278162f 100644
> --- a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
> +++ b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
> @@ -61,8 +61,7 @@ properties:
>      minItems: 1
>      maxItems: 8
>  
> -  iommu-map:
> -    maxItems: 2
> +  iommu-map: true
>  
>    # Common definitions for clocks, clock-names and reset.
>    # Platform constraints are described later.
> -- 
> 2.43.0
> 

-- 
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