linux-kernel - Re: [PATCH 4/5] arm64: dts: qcom: qcs8300: Add gpu and gmu nodes

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <p36nz6p6bbzur7uoitbzc63hv4qf7hhsix3mqa36igarasj67b@evcdfpeybgsh>
Date: Thu, 13 Feb 2025 18:56:46 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Akhil P Oommen <quic_akhilpo@...cinc.com>
Cc: Rob Clark <robdclark@...il.com>, Sean Paul <sean@...rly.run>, 
	Konrad Dybcio <konradybcio@...nel.org>, Abhinav Kumar <quic_abhinavk@...cinc.com>, 
	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>, 
	linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org, freedreno@...ts.freedesktop.org, 
	linux-kernel@...r.kernel.org, devicetree@...r.kernel.org, Jie Zhang <quic_jiezh@...cinc.com>
Subject: Re: [PATCH 4/5] arm64: dts: qcom: qcs8300: Add gpu and gmu nodes

On Thu, Feb 13, 2025 at 09:40:09PM +0530, Akhil P Oommen wrote:
> From: Jie Zhang <quic_jiezh@...cinc.com>
> 
> Add gpu and gmu nodes for qcs8300 chipset.
> 
> Signed-off-by: Jie Zhang <quic_jiezh@...cinc.com>
> Signed-off-by: Akhil P Oommen <quic_akhilpo@...cinc.com>
> ---
>  arch/arm64/boot/dts/qcom/qcs8300.dtsi | 93 +++++++++++++++++++++++++++++++++++
>  1 file changed, 93 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/qcs8300.dtsi b/arch/arm64/boot/dts/qcom/qcs8300.dtsi
> index f1c90db7b0e6..2dc487dcc584 100644
> --- a/arch/arm64/boot/dts/qcom/qcs8300.dtsi
> +++ b/arch/arm64/boot/dts/qcom/qcs8300.dtsi
> @@ -2660,6 +2660,99 @@ serdes0: phy@...9000 {
>  			status = "disabled";
>  		};
>  
> +		gpu: gpu@...0000 {
> +			compatible = "qcom,adreno-623.0", "qcom,adreno";
> +			reg = <0x0 0x03d00000 0x0 0x40000>,
> +			      <0x0 0x03d9e000 0x0 0x1000>,
> +			      <0x0 0x03d61000 0x0 0x800>;
> +			reg-names = "kgsl_3d0_reg_memory",
> +				    "cx_mem",
> +				    "cx_dbgc";
> +			interrupts = <GIC_SPI 300 IRQ_TYPE_LEVEL_HIGH>;
> +			iommus = <&adreno_smmu 0 0xc00>,
> +				 <&adreno_smmu 1 0xc00>;
> +			operating-points-v2 = <&gpu_opp_table>;
> +			qcom,gmu = <&gmu>;
> +			interconnects = <&gem_noc MASTER_GFX3D QCOM_ICC_TAG_ALWAYS
> +					 &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>;
> +			interconnect-names = "gfx-mem";
> +			#cooling-cells = <2>;
> +
> +			status = "disabled";
> +
> +			gpu_zap_shader: zap-shader {
> +				memory-region = <&gpu_microcode_mem>;
> +			};
> +
> +			gpu_opp_table: opp-table {
> +				compatible = "operating-points-v2";
> +
> +				opp-877000000 {
> +					opp-hz = /bits/ 64 <877000000>;
> +					opp-level = <RPMH_REGULATOR_LEVEL_TURBO_L1>;
> +					opp-peak-kBps = <12484375>;
> +				};
> +
> +				opp-780000000 {
> +					opp-hz = /bits/ 64 <780000000>;
> +					opp-level = <RPMH_REGULATOR_LEVEL_TURBO>;
> +					opp-peak-kBps = <10687500>;
> +				};
> +
> +				opp-599000000 {
> +					opp-hz = /bits/ 64 <599000000>;
> +					opp-level = <RPMH_REGULATOR_LEVEL_NOM>;
> +					opp-peak-kBps = <8171875>;
> +				};
> +
> +				opp-479000000 {
> +					opp-hz = /bits/ 64 <479000000>;
> +					opp-level = <RPMH_REGULATOR_LEVEL_SVS_L1>;
> +					opp-peak-kBps = <5285156>;
> +				};

Does it have no speed bins or are they pending on the nvmem patchset?

> +			};
> +		};
> +

-- 
With best wishes
Dmitry