On an ASUS X505ZA Linux Mint Debian Edition with kernel 4.19 was installed until yesterday. Then installed MX 19.4 ahs. Since first rebooting, LCD was dimmed about 10 % every booting, did never store last setting (100%). Now found a working solution:
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sudo sed "s/\(GRUB_CMDLINE_LINUX=\)\"\"/\1\"acpi_osi=Linux acpi_backlight=vendor\"/" /etc/default/grub -iCode: Select all
sudo update-grubBest regards
Sigi
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System: Host: <filter> Kernel: 5.10.0-5mx-amd64 x86_64 bits: 64 compiler: N/A
parameters: BOOT_IMAGE=/boot/vmlinuz-5.10.0-5mx-amd64
root=UUID=<filter> ro quiet splash
Desktop: Xfce 4.14.2 tk: Gtk 3.24.5 info: xfce4-panel wm: xfwm4 dm: LightDM 1.26.0
Distro: MX-19.4_ahs_x64 patito feo March 31 2021 base: Debian GNU/Linux 10 (buster)
Machine: Type: Laptop System: ASUSTeK product: VivoBook_ASUS Laptop X505ZA_F505ZA v: 1.0
serial: <filter>
Mobo: ASUSTeK model: X505ZA v: 1.0 serial: <filter> UEFI: American Megatrends
v: X505ZA.313 date: 02/25/2020
Battery: ID-1: BAT0 charge: 28.9 Wh condition: 30.9/43.0 Wh (72%) volts: 11.6/11.6
model: ASUSTeK ASUS Battery type: Li-ion serial: <filter> status: Discharging
cycles: 21
CPU: Topology: Quad Core model: AMD Ryzen 3 2300U with Radeon Vega Mobile Gfx bits: 64
type: MCP arch: Zen family: 17 (23) model-id: 11 (17) stepping: N/A
microcode: 8101007 L2 cache: 2048 KiB
flags: avx avx2 lm nx pae sse sse2 sse3 sse4_1 sse4_2 sse4a ssse3 svm bogomips: 15969
Speed: 1412 MHz min/max: 1600/2000 MHz boost: enabled Core speeds (MHz): 1: 1512
2: 1419 3: 1294 4: 1394
Vulnerabilities: Type: itlb_multihit status: Not affected
Type: l1tf status: Not affected
Type: mds status: Not affected
Type: meltdown status: Not affected
Type: spec_store_bypass
mitigation: Speculative Store Bypass disabled via prctl and seccomp
Type: spectre_v1 mitigation: usercopy/swapgs barriers and __user pointer sanitization
Type: spectre_v2
mitigation: Full AMD retpoline, IBPB: conditional, STIBP: disabled, RSB filling
Type: srbds status: Not affected
Type: tsx_async_abort status: Not affected
Graphics: Device-1: AMD Raven Ridge [Radeon Vega Series / Radeon Vega Mobile Series]
vendor: ASUSTeK driver: amdgpu v: kernel bus ID: 03:00.0 chip ID: 1002:15dd
Display: x11 server: X.Org 1.20.10 driver: amdgpu,ati
unloaded: fbdev,modesetting,vesa resolution: 1920x1080~60Hz
OpenGL:
renderer: AMD Radeon Vega 6 Graphics (RAVEN DRM 3.40.0 5.10.0-5mx-amd64 LLVM 11.0.1)
v: 4.6 Mesa 20.3.4 direct render: Yes
Audio: Device-1: AMD Raven/Raven2/Fenghuang HDMI/DP Audio driver: snd_hda_intel v: kernel
bus ID: 03:00.1 chip ID: 1002:15de
Device-2: AMD Family 17h HD Audio vendor: ASUSTeK driver: snd_hda_intel v: kernel
bus ID: 03:00.6 chip ID: 1022:15e3
Sound Server: ALSA v: k5.10.0-5mx-amd64
Network: Device-1: Intel Wireless 8265 / 8275 driver: iwlwifi v: kernel bus ID: 01:00.0
chip ID: 8086:24fd
IF: wlan0 state: down mac: <filter>
Device-2: Realtek RTL8111/8168/8411 PCI Express Gigabit Ethernet vendor: ASUSTeK
driver: r8169 v: kernel port: f000 bus ID: 02:00.0 chip ID: 10ec:8168
IF: eth0 state: up speed: 1000 Mbps duplex: full mac: <filter>
Drives: Local Storage: total: 238.47 GiB used: 76.31 GiB (32.0%)
ID-1: /dev/sda vendor: Micron model: 1100 MTFDDAV256TBN size: 238.47 GiB block size:
physical: 512 B logical: 512 B speed: 6.0 Gb/s serial: <filter> rev: A031 scheme: GPT
Partition: ID-1: / raw size: 236.19 GiB size: 231.49 GiB (98.01%) used: 76.31 GiB (33.0%)
fs: ext4 dev: /dev/sda2
ID-2: swap-1 size: 2.00 GiB used: 0 KiB (0.0%) fs: swap swappiness: 15 (default 60)
cache pressure: 100 (default) dev: /dev/sda3
Sensors: System Temperatures: cpu: 43.6 C mobo: N/A gpu: amdgpu temp: 43 C
Fan Speeds (RPM): cpu: 2400
Repos: No active apt repos in: /etc/apt/sources.list
Active apt repos in: /etc/apt/sources.list.d/debian-stable-updates.list
1: deb http://deb.debian.org/debian buster-updates main contrib non-free
Active apt repos in: /etc/apt/sources.list.d/debian.list
1: deb http://deb.debian.org/debian buster main contrib non-free
2: deb http://deb.debian.org/debian-security buster/updates main contrib non-free
Active apt repos in: /etc/apt/sources.list.d/mx.list
1: deb http://nl.mxrepo.com/mx/repo/ buster main non-free
2: deb http://nl.mxrepo.com/mx/repo/ buster ahs
Active apt repos in: /etc/apt/sources.list.d/signal-xenial-added-by-mxpi.list
1: deb [arch=amd64] https://updates.signal.org/desktop/apt xenial main
Active apt repos in: /etc/apt/sources.list.d/skype-stable.list
1: deb [arch=amd64] https://repo.skype.com/deb stable main
Active apt repos in: /etc/apt/sources.list.d/teamviewer.list
1: deb http://linux.teamviewer.com/deb stable main
No active apt repos in: /etc/apt/sources.list.d/various.list
Info: Processes: 230 Uptime: 10m Memory: 6.80 GiB used: 905.5 MiB (13.0%) Init: SysVinit
v: 2.93 runlevel: 5 default: 5 Compilers: gcc: 8.3.0 alt: 8 Shell: quick-system-in
running in: quick-system-in inxi: 3.0.36