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Wed, 11 Dec 2024 00:30:06 -0800 (PST) From: Neil Armstrong Date: Wed, 11 Dec 2024 09:29:56 +0100 Subject: [PATCH v5 6/7] arm64: qcom: dts: sm8550: add interconnect and opp-peak-kBps for GPU Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20241211-topic-sm8x50-gpu-bw-vote-v5-6-6112f9f785ec@linaro.org> References: <20241211-topic-sm8x50-gpu-bw-vote-v5-0-6112f9f785ec@linaro.org> In-Reply-To: <20241211-topic-sm8x50-gpu-bw-vote-v5-0-6112f9f785ec@linaro.org> To: Rob Clark , Sean Paul , Konrad Dybcio , Abhinav Kumar , Dmitry Baryshkov , Marijn Suijten , David Airlie , Simona Vetter , Bjorn Andersson , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Akhil P Oommen Cc: linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Neil Armstrong X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; 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a=openpgp; fpr=89EC3D058446217450F22848169AB7B1A4CFF8AE Each GPU OPP requires a specific peak DDR bandwidth, let's add those to each OPP and also the related interconnect path. Reviewed-by: Akhil P Oommen Signed-off-by: Neil Armstrong --- arch/arm64/boot/dts/qcom/sm8550.dtsi | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qco= m/sm8550.dtsi index e7774d32fb6d2288748ecec00bf525b2b3c40fbb..dedd4a2a58f2c89b6e1b12d955d= a9ef8734604c2 100644 --- a/arch/arm64/boot/dts/qcom/sm8550.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi @@ -14,6 +14,7 @@ #include #include #include +#include #include #include #include @@ -2114,6 +2115,10 @@ gpu: gpu@3d00000 { qcom,gmu =3D <&gmu>; #cooling-cells =3D <2>; =20 + interconnects =3D <&gem_noc MASTER_GFX3D QCOM_ICC_TAG_ALWAYS + &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>; + interconnect-names =3D "gfx-mem"; + status =3D "disabled"; =20 zap-shader { @@ -2127,41 +2132,49 @@ gpu_opp_table: opp-table { opp-680000000 { opp-hz =3D /bits/ 64 <680000000>; opp-level =3D ; + opp-peak-kBps =3D <16500000>; }; =20 opp-615000000 { opp-hz =3D /bits/ 64 <615000000>; opp-level =3D ; + opp-peak-kBps =3D <12449218>; }; =20 opp-550000000 { opp-hz =3D /bits/ 64 <550000000>; opp-level =3D ; + opp-peak-kBps =3D <10687500>; }; =20 opp-475000000 { opp-hz =3D /bits/ 64 <475000000>; opp-level =3D ; + opp-peak-kBps =3D <6074218>; }; =20 opp-401000000 { opp-hz =3D /bits/ 64 <401000000>; opp-level =3D ; + opp-peak-kBps =3D <6074218>; }; =20 opp-348000000 { opp-hz =3D /bits/ 64 <348000000>; opp-level =3D ; + opp-peak-kBps =3D <6074218>; }; =20 opp-295000000 { opp-hz =3D /bits/ 64 <295000000>; opp-level =3D ; + opp-peak-kBps =3D <6074218>; }; =20 opp-220000000 { opp-hz =3D /bits/ 64 <220000000>; opp-level =3D ; + opp-peak-kBps =3D <2136718>; }; }; }; --=20 2.34.1