![]() There is an issue with keystrokes being skipped at times ( see the Lenovo forums). Keys might need to be bound using a tool like xbindkeys. "Discrete Graphics" selected in BIOS).īrightness control can be controlled with xbacklight. ![]() If you notice brightness controls cease working, check that your BIOS settings are still for "Hybrid Graphics" and not "Discrete Graphics".ĭiscrete graphics means only the Nvidia GPU is available to the system (i.e. Hybrid Graphics (also known as Nvidia Optimus) Allows the system to use the integrated Intel graphics and the Nvidia GPU interchangeably without rebooting.īrightness control under Hybrid Graphics should work "out of the box" with no kernel command line options necessary. You can try this one oled-backlight AUR LCD Display Hybrid Graphics #Laptop will not boot after installing absolute lojack updateGRUB_CMDLINE_LINUX_DEFAULT="i915.enable_dpcd_backlight=1"ĭo not forget to update the grub configuration to apply the changes.īrightness control is not yet supported by standard tools. For example, if you are using GRUB, edit /etc/default/grub with ![]() Instead, it can be controlled using PWM by enabling following option:Įcho "options i915 enable_dpcd_backlight=1" > /etc/modprobe.d/nfĪlternatively, you can add a kernel parameter. OLED screens have no backlight, brightness cannot be controlled by changing backlight power in the traditional way. VideoĪs of Linux 5.2.9, the Nouveau driver can cause quite a lot of kernel panics when using the webcamera. Note: You can also build the battery module into your kernel. ![]()
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