From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
To: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>,
andersson@kernel.org, robh+dt@kernel.org,
krzysztof.kozlowski+dt@linaro.org
Cc: bhelgaas@google.com, konrad.dybcio@linaro.org,
linux-arm-msm@vger.kernel.org, linux-pci@vger.kernel.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/3] dt-bindings: PCI: qcom: Document msi-map and msi-map-mask properties
Date: Tue, 20 Dec 2022 11:29:01 +0100 [thread overview]
Message-ID: <426723e7-bb5d-d409-2ad8-a8f4a286e9e1@linaro.org> (raw)
In-Reply-To: <20221219191427.480085-3-manivannan.sadhasivam@linaro.org>
On 19/12/2022 20:14, Manivannan Sadhasivam wrote:
> The Qcom PCIe controller is capable of using either internal MSI controller
> or the external GIC-ITS for receiving the MSIs from endpoint devices.
> Currently, the binding only documents the internal MSI implementation.
>
> Let's document the GIC-ITS imeplementation by making use of msi-map and
> msi-map-mask properties.
>
> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
> ---
> .../devicetree/bindings/pci/qcom,pcie.yaml | 16 +++++++++++++---
> 1 file changed, 13 insertions(+), 3 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
> index 02450fb26bb9..24c3e7ef14eb 100644
> --- a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
> +++ b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
> @@ -100,18 +100,28 @@ properties:
> description: GPIO controlled connection to WAKE# signal
> maxItems: 1
>
> + msi-map: true
> +
> + msi-map-mask: true
You should not need these. Just like interrup-map-mask, it is coming
from pci-bus.yaml.
Best regards,
Krzysztof
next prev parent reply other threads:[~2022-12-20 10:29 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-12-19 19:14 [PATCH 0/3] Qcom: Add GIC-ITS support to SM8450 PCIe controllers Manivannan Sadhasivam
2022-12-19 19:14 ` [PATCH 1/3] dt-bindings: PCI: qcom: Update maintainers Manivannan Sadhasivam
2022-12-20 10:24 ` Krzysztof Kozlowski
2022-12-19 19:14 ` [PATCH 2/3] dt-bindings: PCI: qcom: Document msi-map and msi-map-mask properties Manivannan Sadhasivam
2022-12-20 10:29 ` Krzysztof Kozlowski [this message]
2022-12-19 19:14 ` [PATCH 3/3] arm64: dts: qcom: sm8450: Use GIC-ITS for PCIe0 and PCIe1 Manivannan Sadhasivam
2022-12-19 20:51 ` Konrad Dybcio
2022-12-20 10:42 ` Manivannan Sadhasivam
2022-12-19 21:46 ` Dmitry Baryshkov
2022-12-20 10:34 ` Manivannan Sadhasivam
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