find -L /sys/class/backlight -maxdepth 2
grep -v "^#" /etc/default/grub
Filoteoha scritto:Puoi eseguire
- Codice: Seleziona tutto
find -L /sys/class/backlight -maxdepth 2
E anche
- Codice: Seleziona tutto
grep -v "^#" /etc/default/grub
fulvio@fulvio-TravelMate-5735:~$ find -L /sys/class/backlight -maxdepth 2
/sys/class/backlight
/sys/class/backlight/intel_backlight
/sys/class/backlight/intel_backlight/device
find: Rilevato un ciclo nel file system; ‘/sys/class/backlight/intel_backlight/subsystem’ è parte dello stesso ciclo nel file system di ‘/sys/class/backlight’.
/sys/class/backlight/intel_backlight/power
/sys/class/backlight/intel_backlight/max_brightness
/sys/class/backlight/intel_backlight/type
/sys/class/backlight/intel_backlight/brightness
/sys/class/backlight/intel_backlight/bl_power
/sys/class/backlight/intel_backlight/uevent
/sys/class/backlight/intel_backlight/actual_brightness
/sys/class/backlight/acpi_video0
/sys/class/backlight/acpi_video0/device
find: Rilevato un ciclo nel file system; ‘/sys/class/backlight/acpi_video0/subsystem’ è parte dello stesso ciclo nel file system di ‘/sys/class/backlight’.
/sys/class/backlight/acpi_video0/power
/sys/class/backlight/acpi_video0/max_brightness
/sys/class/backlight/acpi_video0/type
/sys/class/backlight/acpi_video0/brightness
/sys/class/backlight/acpi_video0/bl_power
/sys/class/backlight/acpi_video0/uevent
/sys/class/backlight/acpi_video0/actual_brightness
fulvio@fulvio-TravelMate-5735:~$ grep -v "^#" /etc/default/grub
GRUB_DEFAULT="4"
GRUB_HIDDEN_TIMEOUT_QUIET="true"
GRUB_TIMEOUT="10"
GRUB_DISTRIBUTOR="`lsb_release -i -s 2> /dev/null || echo Debian`"
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"
GRUB_CMDLINE_LINUX=""
fulvio@fulvio-TravelMate-5735:~$
cd /sys/class/backlight/intel_backlight
cat brightness actual_brightness max_brightness
fulvio@fulvio-TravelMate-5735:~$ cd /sys/class/backlight/intel_backlight
fulvio@fulvio-TravelMate-5735:/sys/class/backlight/intel_backlight$ cat brightness actual_brightness max_brightness
828750
828750
828750
fulvio@fulvio-TravelMate-5735:/sys/class/backlight/intel_backlight$
echo 400000 | sudo tee /sys/class/backlight/intel_backlight/brightness
corrado@corrado-HP-p6-bionic:~$ inxi -SCGx
System: Host: corrado-HP-p6-bionic Kernel: 4.15.0-22-generic x86_64 bits: 64 gcc: 7.3.0
Desktop: Gnome 3.28.1 (Gtk 3.22.30-1ubuntu1) Distro: Ubuntu 18.04 LTS
CPU: Dual core Intel Core i5-4210U (-MT-MCP-) arch: Haswell rev.1 cache: 3072 KB
flags: (lm nx sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx) bmips: 9578
clock speeds: max: 2700 MHz 1: 1438 MHz 2: 1427 MHz 3: 1457 MHz 4: 1362 MHz
Graphics: Card: Intel Haswell-ULT Integrated Graphics Controller bus-ID: 00:02.0
Display Server: x11 (X.Org 1.19.6 ) driver: i915 Resolution: 1366x768@60.00hz
OpenGL: renderer: Mesa DRI Intel Haswell Mobile version: 4.5 Mesa 18.0.0-rc5 Direct Render: Yes
corrado@corrado-HP-p6-bionic:~$
fulvio@fulvio-TravelMate-5735:~$ echo 400000 | sudo tee /sys/class/backlight/intel_backlight/brightness
400000
fulvio@fulvio-TravelMate-5735:~$
sudo nano /etc/default/grub
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash acpi_backlight=none"
sudo update-grub
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