> I think adding the boot flag of "acpi_backlight=vendor" on your next boot > should make the values change in > /sys/class/backlight/intel_backlight/brightness.
I trying this, this no effect. > Would it be possible for you to test the latest upstream kernel? Refer to > https://wiki.ubuntu.com/KernelMainlineBuilds . Please > test the latest v3.12 kernel[0]. I always using dev distribution, cause i already using 3.12 On 12.10 or older distrs brightness work good. Any way, thanks. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1249219 Title: backlight control acpi_video0 instead intel_backlight To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1249219/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
