Add the coefficients for the CPU frequencies to aid in frequency scaling. Profiling setup: - freqbench (https://github.com/kdrag0n/freqbench) - LineageOS kernel, android_kernel_google_msm-4.9 - recommended configuration options by freqbench - disabled options that require clang or 32-bit compilers - mmc governor switched from simple_ondemand to powersave Frequency domains: cpu1 cpu6 Offline CPUs: cpu1 cpu2 cpu3 cpu4 cpu5 cpu6 cpu7 Sampling power every 1000 ms Baseline power usage: 445 mW ===== CPU 1 ===== Frequencies: 300 576 748 998 1209 1324 1516 1612 1708 300: 1114 3.7 C/MHz 43 mW 11.6 J 25.8 I/mJ 269.4 s 576: 2138 3.7 C/MHz 51 mW 7.1 J 42.2 I/mJ 140.3 s 748: 2780 3.7 C/MHz 67 mW 7.3 J 41.3 I/mJ 107.9 s 998: 3706 3.7 C/MHz 73 mW 5.9 J 51.1 I/mJ 80.9 s 1209: 4490 3.7 C/MHz 86 mW 5.7 J 52.2 I/mJ 66.8 s 1324: 4918 3.7 C/MHz 90 mW 5.5 J 54.6 I/mJ 61.0 s 1516: 5631 3.7 C/MHz 103 mW 5.5 J 54.9 I/mJ 53.3 s 1612: 5987 3.7 C/MHz 109 mW 5.5 J 55.0 I/mJ 50.1 s 1708: 6344 3.7 C/MHz 126 mW 5.9 J 50.5 I/mJ 47.3 s ===== CPU 6 ===== Frequencies: 300 652 825 979 1132 1363 1536 1747 1843 1996 300: 1868 6.2 C/MHz 53 mW 8.5 J 35.2 I/mJ 160.6 s 652: 4073 6.2 C/MHz 96 mW 7.1 J 42.4 I/mJ 73.7 s 825: 5132 6.2 C/MHz 117 mW 6.9 J 43.7 I/mJ 58.5 s 979: 6099 6.2 C/MHz 151 mW 7.4 J 40.4 I/mJ 49.2 s 1132: 7071 6.2 C/MHz 207 mW 8.8 J 34.1 I/mJ 42.4 s 1363: 8482 6.2 C/MHz 235 mW 8.3 J 36.1 I/mJ 35.4 s 1536: 9578 6.2 C/MHz 287 mW 9.0 J 33.3 I/mJ 31.3 s 1747: 10892 6.2 C/MHz 340 mW 9.4 J 32.0 I/mJ 27.6 s 1843: 11471 6.2 C/MHz 368 mW 9.6 J 31.1 I/mJ 26.2 s 1996: 12425 6.2 C/MHz 438 mW 10.6 J 28.3 I/mJ 24.2 s Signed-off-by: Richard Acayan <mailingradian@xxxxxxxxx> --- arch/arm64/boot/dts/qcom/sdm670.dtsi | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sdm670.dtsi b/arch/arm64/boot/dts/qcom/sdm670.dtsi index e1ef3fc2ace0..0ac39d3d68ca 100644 --- a/arch/arm64/boot/dts/qcom/sdm670.dtsi +++ b/arch/arm64/boot/dts/qcom/sdm670.dtsi @@ -36,6 +36,8 @@ CPU0: cpu@0 { compatible = "qcom,kryo360"; reg = <0x0 0x0>; enable-method = "psci"; + capacity-dmips-mhz = <610>; + dynamic-power-coefficient = <203>; qcom,freq-domain = <&cpufreq_hw 0>; operating-points-v2 = <&cpu0_opp_table>; interconnects = <&gladiator_noc MASTER_AMPSS_M0 3 &mem_noc SLAVE_EBI_CH0 3>, @@ -61,6 +63,8 @@ CPU1: cpu@100 { compatible = "qcom,kryo360"; reg = <0x0 0x100>; enable-method = "psci"; + capacity-dmips-mhz = <610>; + dynamic-power-coefficient = <203>; qcom,freq-domain = <&cpufreq_hw 0>; operating-points-v2 = <&cpu0_opp_table>; interconnects = <&gladiator_noc MASTER_AMPSS_M0 3 &mem_noc SLAVE_EBI_CH0 3>, @@ -81,6 +85,8 @@ CPU2: cpu@200 { compatible = "qcom,kryo360"; reg = <0x0 0x200>; enable-method = "psci"; + capacity-dmips-mhz = <610>; + dynamic-power-coefficient = <203>; qcom,freq-domain = <&cpufreq_hw 0>; operating-points-v2 = <&cpu0_opp_table>; interconnects = <&gladiator_noc MASTER_AMPSS_M0 3 &mem_noc SLAVE_EBI_CH0 3>, @@ -101,6 +107,8 @@ CPU3: cpu@300 { compatible = "qcom,kryo360"; reg = <0x0 0x300>; enable-method = "psci"; + capacity-dmips-mhz = <610>; + dynamic-power-coefficient = <203>; qcom,freq-domain = <&cpufreq_hw 0>; operating-points-v2 = <&cpu0_opp_table>; interconnects = <&gladiator_noc MASTER_AMPSS_M0 3 &mem_noc SLAVE_EBI_CH0 3>, @@ -121,6 +129,8 @@ CPU4: cpu@400 { compatible = "qcom,kryo360"; reg = <0x0 0x400>; enable-method = "psci"; + capacity-dmips-mhz = <610>; + dynamic-power-coefficient = <203>; qcom,freq-domain = <&cpufreq_hw 0>; operating-points-v2 = <&cpu0_opp_table>; interconnects = <&gladiator_noc MASTER_AMPSS_M0 3 &mem_noc SLAVE_EBI_CH0 3>, @@ -141,6 +151,8 @@ CPU5: cpu@500 { compatible = "qcom,kryo360"; reg = <0x0 0x500>; enable-method = "psci"; + capacity-dmips-mhz = <610>; + dynamic-power-coefficient = <203>; qcom,freq-domain = <&cpufreq_hw 0>; operating-points-v2 = <&cpu0_opp_table>; interconnects = <&gladiator_noc MASTER_AMPSS_M0 3 &mem_noc SLAVE_EBI_CH0 3>, @@ -161,6 +173,8 @@ CPU6: cpu@600 { compatible = "qcom,kryo360"; reg = <0x0 0x600>; enable-method = "psci"; + capacity-dmips-mhz = <1024>; + dynamic-power-coefficient = <393>; qcom,freq-domain = <&cpufreq_hw 1>; operating-points-v2 = <&cpu6_opp_table>; interconnects = <&gladiator_noc MASTER_AMPSS_M0 3 &mem_noc SLAVE_EBI_CH0 3>, @@ -181,6 +195,8 @@ CPU7: cpu@700 { compatible = "qcom,kryo360"; reg = <0x0 0x700>; enable-method = "psci"; + capacity-dmips-mhz = <1024>; + dynamic-power-coefficient = <393>; qcom,freq-domain = <&cpufreq_hw 1>; operating-points-v2 = <&cpu6_opp_table>; interconnects = <&gladiator_noc MASTER_AMPSS_M0 3 &mem_noc SLAVE_EBI_CH0 3>, -- 2.41.0
