From: Akhil P Oommen <akhilpo@codeaurora.org> To: freedreno@lists.freedesktop.org Cc: dri-devel@freedesktop.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, jcrouse@codeaurora.org, smasetty@codeaurora.org, devicetree@vger.kernel.org, mka@chromium.org, saravanak@google.com, sibis@codeaurora.org, viresh.kumar@linaro.org, jonathan@marek.ca, robdclark@gmail.com Subject: [PATCH v5 4/6] arm64: dts: qcom: SDM845: Enable GPU DDR bw scaling Date: Mon, 13 Jul 2020 18:11:44 +0530 [thread overview] Message-ID: <1594644106-22449-5-git-send-email-akhilpo@codeaurora.org> (raw) In-Reply-To: <1594644106-22449-1-git-send-email-akhilpo@codeaurora.org> From: Sharat Masetty <smasetty@codeaurora.org> This patch adds the interconnects property for the gpu node and the opp-peak-kBps property to the opps of the gpu opp table. This should help enable DDR bandwidth scaling dynamically and proportionally to the GPU frequency. Signed-off-by: Sharat Masetty <smasetty@codeaurora.org> Signed-off-by: Akhil P Oommen <akhilpo@codeaurora.org> --- arch/arm64/boot/dts/qcom/sdm845.dtsi | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi index 8eb5a31..5e9561a 100644 --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi @@ -3515,42 +3515,51 @@ qcom,gmu = <&gmu>; + interconnects = <&mem_noc MASTER_GFX3D &mem_noc SLAVE_EBI1>; + gpu_opp_table: opp-table { compatible = "operating-points-v2"; opp-710000000 { opp-hz = /bits/ 64 <710000000>; opp-level = <RPMH_REGULATOR_LEVEL_TURBO_L1>; + opp-peak-kBps = <7216000>; }; opp-675000000 { opp-hz = /bits/ 64 <675000000>; opp-level = <RPMH_REGULATOR_LEVEL_TURBO>; + opp-peak-kBps = <7216000>; }; opp-596000000 { opp-hz = /bits/ 64 <596000000>; opp-level = <RPMH_REGULATOR_LEVEL_NOM_L1>; + opp-peak-kBps = <6220000>; }; opp-520000000 { opp-hz = /bits/ 64 <520000000>; opp-level = <RPMH_REGULATOR_LEVEL_NOM>; + opp-peak-kBps = <6220000>; }; opp-414000000 { opp-hz = /bits/ 64 <414000000>; opp-level = <RPMH_REGULATOR_LEVEL_SVS_L1>; + opp-peak-kBps = <4068000>; }; opp-342000000 { opp-hz = /bits/ 64 <342000000>; opp-level = <RPMH_REGULATOR_LEVEL_SVS>; + opp-peak-kBps = <2724000>; }; opp-257000000 { opp-hz = /bits/ 64 <257000000>; opp-level = <RPMH_REGULATOR_LEVEL_LOW_SVS>; + opp-peak-kBps = <1648000>; }; }; }; -- 2.7.4
WARNING: multiple messages have this Message-ID (diff)
From: Akhil P Oommen <akhilpo@codeaurora.org> To: freedreno@lists.freedesktop.org Cc: devicetree@vger.kernel.org, jonathan@marek.ca, saravanak@google.com, linux-arm-msm@vger.kernel.org, smasetty@codeaurora.org, linux-kernel@vger.kernel.org, mka@chromium.org, dri-devel@freedesktop.org, viresh.kumar@linaro.org, sibis@codeaurora.org Subject: [PATCH v5 4/6] arm64: dts: qcom: SDM845: Enable GPU DDR bw scaling Date: Mon, 13 Jul 2020 18:11:44 +0530 [thread overview] Message-ID: <1594644106-22449-5-git-send-email-akhilpo@codeaurora.org> (raw) In-Reply-To: <1594644106-22449-1-git-send-email-akhilpo@codeaurora.org> From: Sharat Masetty <smasetty@codeaurora.org> This patch adds the interconnects property for the gpu node and the opp-peak-kBps property to the opps of the gpu opp table. This should help enable DDR bandwidth scaling dynamically and proportionally to the GPU frequency. Signed-off-by: Sharat Masetty <smasetty@codeaurora.org> Signed-off-by: Akhil P Oommen <akhilpo@codeaurora.org> --- arch/arm64/boot/dts/qcom/sdm845.dtsi | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi index 8eb5a31..5e9561a 100644 --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi @@ -3515,42 +3515,51 @@ qcom,gmu = <&gmu>; + interconnects = <&mem_noc MASTER_GFX3D &mem_noc SLAVE_EBI1>; + gpu_opp_table: opp-table { compatible = "operating-points-v2"; opp-710000000 { opp-hz = /bits/ 64 <710000000>; opp-level = <RPMH_REGULATOR_LEVEL_TURBO_L1>; + opp-peak-kBps = <7216000>; }; opp-675000000 { opp-hz = /bits/ 64 <675000000>; opp-level = <RPMH_REGULATOR_LEVEL_TURBO>; + opp-peak-kBps = <7216000>; }; opp-596000000 { opp-hz = /bits/ 64 <596000000>; opp-level = <RPMH_REGULATOR_LEVEL_NOM_L1>; + opp-peak-kBps = <6220000>; }; opp-520000000 { opp-hz = /bits/ 64 <520000000>; opp-level = <RPMH_REGULATOR_LEVEL_NOM>; + opp-peak-kBps = <6220000>; }; opp-414000000 { opp-hz = /bits/ 64 <414000000>; opp-level = <RPMH_REGULATOR_LEVEL_SVS_L1>; + opp-peak-kBps = <4068000>; }; opp-342000000 { opp-hz = /bits/ 64 <342000000>; opp-level = <RPMH_REGULATOR_LEVEL_SVS>; + opp-peak-kBps = <2724000>; }; opp-257000000 { opp-hz = /bits/ 64 <257000000>; opp-level = <RPMH_REGULATOR_LEVEL_LOW_SVS>; + opp-peak-kBps = <1648000>; }; }; }; -- 2.7.4 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel
next prev parent reply other threads:[~2020-07-13 12:42 UTC|newest] Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-07-13 12:41 [PATCH v5 0/6] Add support for GPU DDR BW scaling Akhil P Oommen 2020-07-13 12:41 ` Akhil P Oommen 2020-07-13 12:41 ` [PATCH v5 1/6] dt-bindings: drm/msm/gpu: Document gpu opp table Akhil P Oommen 2020-07-13 12:41 ` Akhil P Oommen 2020-07-13 12:41 ` [PATCH v5 2/6] drm: msm: a6xx: send opp instead of a frequency Akhil P Oommen 2020-07-13 12:41 ` Akhil P Oommen 2020-07-13 12:41 ` [PATCH v5 3/6] drm: msm: a6xx: use dev_pm_opp_set_bw to scale DDR Akhil P Oommen 2020-07-13 12:41 ` Akhil P Oommen 2020-07-13 12:41 ` Akhil P Oommen [this message] 2020-07-13 12:41 ` [PATCH v5 4/6] arm64: dts: qcom: SDM845: Enable GPU DDR bw scaling Akhil P Oommen 2020-07-13 12:41 ` [PATCH v5 5/6] arm64: dts: qcom: sc7180: Add interconnects property for GPU Akhil P Oommen 2020-07-13 12:41 ` Akhil P Oommen 2020-07-15 18:27 ` Rob Clark 2020-07-15 18:27 ` Rob Clark 2020-07-13 12:41 ` [PATCH v5 6/6] arm64: dts: qcom: sc7180: Add opp-peak-kBps to GPU opp Akhil P Oommen 2020-07-13 12:41 ` Akhil P Oommen 2020-07-15 15:36 ` [PATCH v5 0/6] Add support for GPU DDR BW scaling Rob Clark 2020-07-15 15:36 ` Rob Clark 2020-07-20 10:01 ` Viresh Kumar 2020-07-20 10:01 ` Viresh Kumar 2020-07-20 15:03 ` Rob Clark 2020-07-20 15:03 ` Rob Clark 2020-07-21 3:24 ` Viresh Kumar 2020-07-21 3:24 ` Viresh Kumar 2020-07-21 14:28 ` Rob Clark 2020-07-21 14:28 ` Rob Clark 2020-07-22 5:30 ` Viresh Kumar 2020-07-22 5:30 ` Viresh Kumar 2020-07-22 15:47 ` Rob Clark 2020-07-22 15:47 ` Rob Clark 2020-07-22 23:01 ` Daniel Vetter 2020-07-22 23:01 ` Daniel Vetter 2020-07-30 5:10 ` Viresh Kumar 2020-07-30 5:10 ` Viresh Kumar 2020-07-30 15:27 ` Rob Clark 2020-07-30 15:27 ` Rob Clark 2020-07-30 15:37 ` Viresh Kumar 2020-07-30 15:37 ` Viresh Kumar 2020-07-30 15:46 ` Rob Clark 2020-07-30 15:46 ` Rob Clark 2020-07-30 21:26 ` Rob Clark 2020-07-30 21:26 ` Rob Clark
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