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 <quic_akhilpo@xxxxxxxxxxx> Signed-off-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx> --- 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/qcom/sm8550.dtsi index e7774d32fb6d2288748ecec00bf525b2b3c40fbb..dedd4a2a58f2c89b6e1b12d955da9ef8734604c2 100644 --- a/arch/arm64/boot/dts/qcom/sm8550.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi @@ -14,6 +14,7 @@ #include <dt-bindings/firmware/qcom,scm.h> #include <dt-bindings/gpio/gpio.h> #include <dt-bindings/interrupt-controller/arm-gic.h> +#include <dt-bindings/interconnect/qcom,icc.h> #include <dt-bindings/interconnect/qcom,sm8550-rpmh.h> #include <dt-bindings/mailbox/qcom-ipcc.h> #include <dt-bindings/power/qcom-rpmpd.h> @@ -2114,6 +2115,10 @@ gpu: gpu@3d00000 { qcom,gmu = <&gmu>; #cooling-cells = <2>; + interconnects = <&gem_noc MASTER_GFX3D QCOM_ICC_TAG_ALWAYS + &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>; + interconnect-names = "gfx-mem"; + status = "disabled"; zap-shader { @@ -2127,41 +2132,49 @@ gpu_opp_table: opp-table { opp-680000000 { opp-hz = /bits/ 64 <680000000>; opp-level = <RPMH_REGULATOR_LEVEL_SVS_L1>; + opp-peak-kBps = <16500000>; }; opp-615000000 { opp-hz = /bits/ 64 <615000000>; opp-level = <RPMH_REGULATOR_LEVEL_SVS_L0>; + opp-peak-kBps = <12449218>; }; opp-550000000 { opp-hz = /bits/ 64 <550000000>; opp-level = <RPMH_REGULATOR_LEVEL_SVS>; + opp-peak-kBps = <10687500>; }; opp-475000000 { opp-hz = /bits/ 64 <475000000>; opp-level = <RPMH_REGULATOR_LEVEL_LOW_SVS_L1>; + opp-peak-kBps = <6074218>; }; opp-401000000 { opp-hz = /bits/ 64 <401000000>; opp-level = <RPMH_REGULATOR_LEVEL_LOW_SVS>; + opp-peak-kBps = <6074218>; }; opp-348000000 { opp-hz = /bits/ 64 <348000000>; opp-level = <RPMH_REGULATOR_LEVEL_LOW_SVS_D0>; + opp-peak-kBps = <6074218>; }; opp-295000000 { opp-hz = /bits/ 64 <295000000>; opp-level = <RPMH_REGULATOR_LEVEL_LOW_SVS_D1>; + opp-peak-kBps = <6074218>; }; opp-220000000 { opp-hz = /bits/ 64 <220000000>; opp-level = <RPMH_REGULATOR_LEVEL_LOW_SVS_D2>; + opp-peak-kBps = <2136718>; }; }; }; -- 2.34.1