linux-kernel - Re: [PATCH v3 2/2] arm64: dts: qcom: sa8775p-ride: Enable Adreno 663 GPU

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Message-ID: <4cfd1ebc-1a95-43d4-b36a-8b183c6dfd16@quicinc.com>
Date: Wed, 13 Nov 2024 02:18:43 +0530
From: Akhil P Oommen <quic_akhilpo@...cinc.com>
To: Rob Clark <robdclark@...il.com>, Sean Paul <sean@...rly.run>,
        "Konrad
 Dybcio" <konradybcio@...nel.org>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        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>,
        Connor Abbott <cwabbott0@...il.com>
CC: <linux-arm-msm@...r.kernel.org>, <dri-devel@...ts.freedesktop.org>,
        <freedreno@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>,
        <devicetree@...r.kernel.org>,
        Puranam V G Tejaswi <quic_pvgtejas@...cinc.com>
Subject: Re: [PATCH v3 2/2] arm64: dts: qcom: sa8775p-ride: Enable Adreno 663
 GPU

On 10/30/2024 12:32 PM, Akhil P Oommen wrote:
> From: Puranam V G Tejaswi <quic_pvgtejas@...cinc.com>
> 
> Enable GPU for sa8775p-ride platform and provide path for zap
> shader.
> 
> Signed-off-by: Puranam V G Tejaswi <quic_pvgtejas@...cinc.com>
> Signed-off-by: Akhil P Oommen <quic_akhilpo@...cinc.com>
> Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
> ---
>  arch/arm64/boot/dts/qcom/sa8775p-ride.dtsi | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sa8775p-ride.dtsi b/arch/arm64/boot/dts/qcom/sa8775p-ride.dtsi
> index 0c1b21def4b6..4901163df8f3 100644
> --- a/arch/arm64/boot/dts/qcom/sa8775p-ride.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sa8775p-ride.dtsi
> @@ -407,6 +407,14 @@ queue3 {
>  	};
>  };
>  
> +&gpu {
> +	status = "okay";
> +};
> +
> +&gpu_zap_shader {
> +	firmware-name = "qcom/sa8775p/a663_zap.mbn";
> +};
> +
>  &i2c11 {
>  	clock-frequency = <400000>;
>  	pinctrl-0 = <&qup_i2c11_default>;
> 

Bjorn,

Please ignore this patch for now. This is probably not the right
platform dtsi file where gpu should be enabled. I am discussing about
this internally. Will send a revision or a new patch based on the
conclusion.

-Akhil.