[Bug 27859] Please support the BACKLIGHT property in radeon

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=27859

--- Comment #2 from Hicham HAOUARI <hicham.haouari at gmail.com> 2010-04-27 13:00:45 PDT ---
(In reply to comment #1)
> Each oem uses a different method for backlight control.  It may be controlled
> by the asic or it may be controlled by a controller on the motherboard or some
> special gpio setup.  The only reliable method is to use the backlight controls
> provided via acpi.

Does that mean that hal will be always needed ? or we can use acpi directly
with gnome-power-manager ?

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