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Battery tresholds, kbd backlight, power unlock not working after BIOS update on Matebook D14 AMD (2020) #73

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DimseBoms opened this issue May 2, 2023 · 2 comments

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@DimseBoms
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DimseBoms commented May 2, 2023

Description

Battery charge tresholds, keyboard backlight timeout and power unlock does not work correctly after updating the BIOS on my Huawei Matebook D14 (2020) AMD to version 1.19.

The battery treshold seems locked to 100%, keyboard backlight timeout seems to always be set to 5 minutes and power unlock does not seem to change the power draw.

Microphone light, FN key and FN lock seems to work though.

I have no issues that I know of in the reinstate scripts and the smart charge feature is turned off.

Steps to reproduce the behavior:

  1. Go to /etc/default/huawei-wmi/*
  2. Try to change the values for battery tresholds/kbd backlight/power unlock
  3. Do not see the expected changes in behaviour

Expected behaviour

Expect battery behaviour, kbd backlight and power limits to represent the options that are set in /etc/default/huawei-wmi/*

Additional information

  • acpidump: acpidump.txt
  • dmidecode: dmidecode.txt
  • Kernel: Linux dmitriys-huawei-matebook-d14 5.19.0-41-generic #42~22.04.1-Ubuntu SMP PREEMPT_DYNAMIC Tue Apr 18 17:40:00 UTC 2 x86_64 x86_64 x86_64 GNU/Linux
  • Distro: Ubuntu LTS 22.04
  • Loaded WMI modules: lsmod.txt
  • Dmesg log: dmesg.txt
  • ALSA log: alsa.txt

Comment

Tell me if there is anything else I should supply or if theres anything I should test or do.

@DimseBoms DimseBoms changed the title Battery tresholds, kbd backlight, power unlock not working after BIOS update Battery tresholds, kbd backlight, power unlock not working after BIOS update on Matebook D14 AMD (2020) May 2, 2023
@bzglve
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bzglve commented Jun 10, 2023

I join it

Description

Except that I have MateBook D 14 NbB-WAH9 (2020) (Intel)

Battery threshold not working at all
Fn key works fine as expected.

Additional information:

@mixin82
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mixin82 commented Oct 21, 2023

I have Matebook 16 and after I updated to BIOS 2.29 the battery thresholds wouldn't have any effect as they used to, battery was charging all the time. There are several people reporting that this has changed since version 2.28 (I had an older version before).
Anyway, by following several links I found this comment which seems to work for me: #55 (comment).
Hi @sermart1234, thanks a lot for your contribution! I can see your PR been merged into feat/kbdlight but it's not in master. Also latest kernel doesn't look in sync with this repo. My simple question is this: how do we get your change into the official kernel? Thanks a lot again, great job!

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