linux-kernel - Re: [PATCH V2] arm64: dts: qcom: sc7280: Mark PCIe controller as cache coherent

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Message-Id: <167816282865.1458033.5335158204914566504.b4-ty@kernel.org>
Date:   Mon,  6 Mar 2023 20:20:35 -0800
From:   Bjorn Andersson <andersson@...nel.org>
To:     helgaas@...nel.org,
        Krishna chaitanya chundru <quic_krichai@...cinc.com>
Cc:     kishon@...com, stable@...r.kernel.org,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        linux-kernel@...r.kernel.org, quic_nitegupt@...cinc.com,
        linux-clk@...r.kernel.org, linux-pci@...r.kernel.org,
        Prasad Malisetty <pmaliset@...eaurora.org>,
        mturquette@...libre.com, svarbanov@...sol.com,
        dmitry.baryshkov@...aro.org, quic_vbadigan@...cinc.com,
        vkoul@...nel.org, manivannan.sadhasivam@...aro.org,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>, quic_skananth@...cinc.com,
        kw@...ux.com, robh@...nel.org, bhelgaas@...gle.com,
        linux-arm-msm@...r.kernel.org, mka@...omium.org,
        quic_ramkri@...cinc.com, konrad.dybcio@...ainline.org,
        swboyd@...omium.org, Rob Herring <robh+dt@...nel.org>,
        quic_hemantk@...cinc.com,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        agross@...nel.org, lpieralisi@...nel.org,
        linux-phy@...ts.infradead.org
Subject: Re: [PATCH V2] arm64: dts: qcom: sc7280: Mark PCIe controller as cache coherent

On Tue, 28 Feb 2023 17:19:12 +0530, Krishna chaitanya chundru wrote:
> If the controller is not marked as cache coherent, then kernel will
> try to ensure coherency during dma-ops and that may cause data corruption.
> So, mark the PCIe node as dma-coherent as the devices on PCIe bus are
> cache coherent.
> 
> 

Applied, thanks!

[1/1] arm64: dts: qcom: sc7280: Mark PCIe controller as cache coherent
      commit: 8a63441e83724fee1ef3fd37b237d40d90780766

Best regards,
-- 
Bjorn Andersson <andersson@...nel.org>