backlight

  1. F

    Solved Can't adjust brightness AMD Ryzen with Vega graphics

    Updated: solved thanks to the info at this message I've been messing around with this laptop (Thinkpad E495) and FreeBSD since last year. While using the 13.0-CURRENT version until march, I was able to change the screen brightness via: $ doas sysctl...
  2. aragats

    Solved Nvidia backlight control

    Exploring a new Dell Precision 7540 with Nvidia Quadro RTX3000: I can't find any way to control the display backlight brightness other that by running x11/nvidia-settings: nvidia-settings -a BacklightBrightness=x # x = 0...100This is good for desktop use with Xorg, but doesn't work for...
  3. A

    Help to enable backlight on AMD APU?

    I have recently been trying to get FreeBSD setup on my HP Pavilion 15-p051us laptop with an AMD A10-5745M APU. Everything is working except for backlight control via the acpi_video module. I found the HP Envy Touchsmart page (https://wiki.freebsd.org/Laptops/HP_Envy_TouchSmart_m6), which has the...
  4. IPR

    Backlight control script for Intel GMA 500/3600

    Simple backlight control script for Intel GMA 500/3600. Work under the superuser. #!/bin/sh intel_bl_setpci="pciconf -w" intel_bl_getpci="pciconf -r" INTEL_BL_DEVICE="pci0:0:2:0" INTEL_BL_REGISTER="0xf4" INTEL_BL_MAX_VALUE="255" INTEL_BL_COMMAND="$1" INTEL_BL_SET_VALUE="$2" [ "`id -u`" -eq...
  5. rotech911

    Solved Backlight set to zero after X server starts

    Hello friends of BSD, recently, I've been struggling with backlight after X server starts on ASUS laptop. Everything is normally seen in TTY, but after executed startx or automatic slim login manager enabled boot in Xserver dims backlight to zero. For this purpose, I've installed...
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