Re: [PATCH 2/5] arm64: dts: qcom: sdm845: Disable Adreno, modem and Venus by default

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On 10/1/21 7:13 PM, Konrad Dybcio wrote:
> Components that rely on proprietary (not to mention signed!) firmware should
> not be enabled by default, as lack of the aforementioned firmware could cause
> various issues, from random errors to straight-up failing to boot.
>
> Re-enable these remote processors on boards that didn't previously explicitly
> disable them.
>
> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxxx>
> Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxx>
> ---
>  arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi           | 12 ++++++++++++
>  arch/arm64/boot/dts/qcom/sdm845-mtp.dts              | 10 ++++++++++
>  arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi  | 10 ++++++++++
>  arch/arm64/boot/dts/qcom/sdm845-xiaomi-beryllium.dts | 10 ++++++++++
>  arch/arm64/boot/dts/qcom/sdm845.dtsi                 |  8 ++++++++
>  5 files changed, 50 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi b/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
> index dfd1b42c07fd..1f8a26f36f2e 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi
> @@ -616,6 +616,14 @@ touchscreen@10 {
>  	};
>  };
>  
> +&gmu {
> +	status = "okay";
> +};
> +
> +&gpu {
> +	status = "okay";
> +};
> +
>  &ipa {
>  	status = "okay";
>  	modem-init;
> @@ -643,6 +651,8 @@ &adreno_smmu {
>  };
>  
>  &mss_pil {
> +	status = "okay";
> +
>  	iommus = <&apps_smmu 0x781 0x0>,
>  		 <&apps_smmu 0x724 0x3>;
>  };
> @@ -1317,6 +1327,8 @@ config {
>  };
>  
>  &venus {
> +	status = "okay";
> +
>  	video-firmware {
>  		iommus = <&apps_smmu 0x10b2 0x0>;
>  	};
> diff --git a/arch/arm64/boot/dts/qcom/sdm845-mtp.dts b/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
> index 52dd7a858231..bccc90a469ab 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
> +++ b/arch/arm64/boot/dts/qcom/sdm845-mtp.dts
> @@ -439,7 +439,13 @@ &gcc {
>  			   <GCC_LPASS_SWAY_CLK>;
>  };
>  
> +&gmu {
> +	status = "okay";
> +};
> +
>  &gpu {
> +	status = "okay";
> +
>  	zap-shader {
>  		memory-region = <&gpu_mem>;
>  		firmware-name = "qcom/sdm845/a630_zap.mbn";
> @@ -566,6 +572,10 @@ &usb_2_qmpphy {
>  	vdda-pll-supply = <&vdda_usb2_ss_core>;
>  };
>  
> +&venus {
> +	status = "okay";
> +};
> +
>  &wifi {
>  	status = "okay";
>  	vdd-0.8-cx-mx-supply = <&vreg_l5a_0p8>;
> diff --git a/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi b/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi
> index d4355522374a..2f8942542788 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi
> @@ -362,7 +362,13 @@ &gcc {
>  				<GCC_LPASS_SWAY_CLK>;
>  };
>  
> +&gmu {
> +	status = "okay";
> +};
> +
>  &gpu {
> +	status = "okay";
> +
>  	zap-shader {
>  		memory-region = <&gpu_mem>;
>  		firmware-name = "qcom/sdm845/oneplus6/a630_zap.mbn";
> @@ -641,6 +647,10 @@ mux {
>  	};
>  };
>  
> +&venus {
> +	status = "okay";
> +};
> +
>  &wifi {
>  	status = "okay";
>  	vdd-0.8-cx-mx-supply = <&vreg_l5a_0p8>;
> diff --git a/arch/arm64/boot/dts/qcom/sdm845-xiaomi-beryllium.dts b/arch/arm64/boot/dts/qcom/sdm845-xiaomi-beryllium.dts
> index c60c8c640e17..51cfe6f31bec 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845-xiaomi-beryllium.dts
> +++ b/arch/arm64/boot/dts/qcom/sdm845-xiaomi-beryllium.dts
> @@ -256,7 +256,13 @@ &gcc {
>  			   <GCC_LPASS_SWAY_CLK>;
>  };
>  
> +&gmu {
> +	status = "okay";
> +};
> +
>  &gpu {
> +	status = "okay";
> +
>  	zap-shader {
>  		memory-region = <&gpu_mem>;
>  		firmware-name = "qcom/sdm845/a630_zap.mbn";
> @@ -513,6 +519,10 @@ &usb_1_qmpphy {
>  	vdda-pll-supply = <&vreg_l1a_0p875>;
>  };
>  
> +&venus {
> +	status = "okay";
> +};
> +
>  &wcd9340{
>  	pinctrl-0 = <&wcd_intr_default>;
>  	pinctrl-names = "default";
> diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> index edfff955ca02..970e92188503 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> @@ -3004,6 +3004,8 @@ mss_pil: remoteproc@4080000 {
>  					<&rpmhpd SDM845_MSS>;
>  			power-domain-names = "cx", "mx", "mss";
>  
> +			status = "disabled";
> +
>  			mba {
>  				memory-region = <&mba_region>;
>  			};
> @@ -3898,6 +3900,8 @@ venus: video-codec@aa00000 {
>  					<&gladiator_noc MASTER_APPSS_PROC 0 &config_noc SLAVE_VENUS_CFG 0>;
>  			interconnect-names = "video-mem", "cpu-cfg";
>  
> +			status = "disabled";
> +
>  			video-core0 {
>  				compatible = "venus-decoder";
>  			};
> @@ -4432,6 +4436,8 @@ gpu: gpu@5000000 {
>  			interconnects = <&mem_noc MASTER_GFX3D 0 &mem_noc SLAVE_EBI1 0>;
>  			interconnect-names = "gfx-mem";
>  
> +			status = "disabled";
> +
>  			gpu_opp_table: opp-table {
>  				compatible = "operating-points-v2";
>  
> @@ -4527,6 +4533,8 @@ gmu: gmu@506a000 {
>  
>  			operating-points-v2 = <&gmu_opp_table>;
>  
> +			status = "disabled";
> +
>  			gmu_opp_table: opp-table {
>  				compatible = "operating-points-v2";
>  
This missed the Lenovo Yoga C630 inherits from sdm845 and breaks it.



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