linux-kernel - Re: [PATCH v3 3/4] arm64: dts: qcom: sm8550: add missing cpu-cfg interconnect path in the mdss node

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Message-ID: <a3f7bef6-bfc8-4a2e-b979-4aac7908306f@oss.qualcomm.com>
Date: Mon, 10 Feb 2025 17:32:10 +0100
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Neil Armstrong <neil.armstrong@...aro.org>,
        Rob Clark <robdclark@...il.com>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Sean Paul <sean@...rly.run>,
        Marijn Suijten <marijn.suijten@...ainline.org>,
        David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        freedreno@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Konrad Dybcio <konrad.dybcio@....qualcomm.com>
Subject: Re: [PATCH v3 3/4] arm64: dts: qcom: sm8550: add missing cpu-cfg
 interconnect path in the mdss node

On 10.02.2025 10:32 AM, Neil Armstrong wrote:
> The bindings requires the mdp0-mem and the cpu-cfg interconnect path,
> add the missing cpu-cfg path to fix the dtbs check error.
> 
> Fixes: b8591df49cde ("arm64: dts: qcom: sm8550: correct MDSS interconnects")
> Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
> ---
>  arch/arm64/boot/dts/qcom/sm8550.dtsi | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qcom/sm8550.dtsi
> index eac8de4005d82f246bc50f64f09515631d895c99..702b55296b18ff2f8ea62a3391b7de2804aa9f65 100644
> --- a/arch/arm64/boot/dts/qcom/sm8550.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi
> @@ -3020,8 +3020,9 @@ mdss: display-subsystem@...0000 {
>  
>  			power-domains = <&dispcc MDSS_GDSC>;
>  
> -			interconnects = <&mmss_noc MASTER_MDP 0 &mc_virt SLAVE_EBI1 0>;
> -			interconnect-names = "mdp0-mem";
> +			interconnects = <&mmss_noc MASTER_MDP 0 &mc_virt SLAVE_EBI1 0>,

QCOM_ICC_TAG_ALWAYS

> +					<&gem_noc MASTER_APPSS_PROC 0 &config_noc SLAVE_DISPLAY_CFG 0>;

QCOM_ICC_TAG_ACTIVE_ONLY

w that

Reviewed-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>

Konrad