Comment 16 for bug 954661


Yes, that is correct. Matter of fact for now on this machine I've created
an upstart job and pm resume script to do just that on boot so that
brightness control is functional until intel_backlight can be sorted out

On Tue, Apr 10, 2012 at 17:40, Robert Hooker <email address hidden> wrote:

> seems to imply
> an echo 0 > /sys/class/backlight/intel_backlight/brightness fixes the
> acpi_video0 interface
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> report.
> Title:
> backlight brightness not adjustable by default on Dell XPS 13
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Mario Limonciello
<email address hidden>