Re: [PATCH v5 0/3] ARM: sun8i-r40: CPU improve

From: Jernej Škrabec
Date: Tue Jul 05 2022 - 15:41:52 EST


Dne torek, 17. maj 2022 ob 03:36:04 CEST je qianfanguijin@xxxxxxx napisal(a):
> From: qianfan Zhao <qianfanguijin@xxxxxxx>
>
> Change history:
> ===============
> v5(2022-05-17):
> - Move opp tables to sun8i-r40-cpu-opp.dtsi
> - cpufreq supports 720M, 912M, 1G, 1.1G, 1.2G
> - Add cooling supports
>
> v4(2022-05-16):
> - Invert two patches.
> - Drop the cpufreqs that exceeds 1G in opp tables.
>
> v3:
> - remove "allwinner-r40" compatible from allowlist.
> - split dts in two part.
>
> Test:
> =====
>
> cpufreq was tested by tools: https://github.com/ssvb/cpuburn-arm
>
> 1. cpufreq-ljt-stress-test
>
> - root@ubuntu:~/cpuburn-arm-master# ./cpufreq-ljt-stress-test
> - CPU stress test, which is doing JPEG decoding by libjpeg-turbo
> - at different cpufreq operating points.
> -
> - Testing CPU 0
> - 1200 MHz ............................................................ OK
> - 1104 MHz ............................................................ OK
> - 1008 MHz ............................................................ OK
> - 912 MHz ............................................................ OK
> - 720 MHz ............................................................ OK
> -
> - Testing CPU 1
> - 1200 MHz ............................................................ OK
> - 1104 MHz ............................................................ OK
> - 1008 MHz ............................................................ OK
> - 912 MHz ............................................................ OK
> - 720 MHz ............................................................ OK
> -
> - Testing CPU 2
> - 1200 MHz ............................................................ OK
> - 1104 MHz ............................................................ OK
> - 1008 MHz ............................................................ OK
> - 912 MHz ............................................................ OK
> - 720 MHz ............................................................ OK
> -
> - Testing CPU 3
> - 1200 MHz ............................................................ OK
> - 1104 MHz ............................................................ OK
> - 1008 MHz ............................................................ OK
> - 912 MHz ............................................................ OK
> - 720 MHz ............................................................ OK
>
> Overall result : PASSED
>
> 2. cpu freq slow down when cpuburn-a7.out running
>
> - temperature: 79213, online: 0-3, freq: 1200000
> - temperature: 79213, online: 0-3, freq: 1200000
> - temperature: 80230, online: 0-3, freq: 1104000
> - temperature: 78874, online: 0-3, freq: 1200000
> - temperature: 80004, online: 0-3, freq: 1104000
> - temperature: 79213, online: 0-3, freq: 1200000
> - temperature: 78196, online: 0-3, freq: 1200000
> - temperature: 79891, online: 0-3, freq: 1200000
> - temperature: 78422, online: 0-3, freq: 1200000
> - temperature: 80343, online: 0-3, freq: 1104000
> - temperature: 80343, online: 0-3, freq: 1104000
>
>
> qianfan Zhao (3):
> ARM: dts: sun8i-r40: Add "cpu-supply" node for sun8i-r40 based board
> ARM: dts: sun8i-r40: add opp table for cpu
> ARM: dts: sun8i-r40: Add thermal trip points/cooling maps

Fixed opp table name and applied. Thanks!

Best regards,
Jernej

>
> .../boot/dts/sun8i-r40-bananapi-m2-ultra.dts | 5 ++
> arch/arm/boot/dts/sun8i-r40-cpu-opp.dtsi | 52 +++++++++++++++++++
> arch/arm/boot/dts/sun8i-r40-feta40i.dtsi | 5 ++
> arch/arm/boot/dts/sun8i-r40.dtsi | 36 +++++++++++++
> arch/arm/boot/dts/sun8i-t3-cqa3t-bv3.dts | 5 ++
> .../boot/dts/sun8i-v40-bananapi-m2-berry.dts | 5 ++
> 6 files changed, 108 insertions(+)
> create mode 100644 arch/arm/boot/dts/sun8i-r40-cpu-opp.dtsi
>
> --
> 2.25.1