[hal-info] Some thinkpad panels don't use laptop_panel.brightness_in_hardware

Matthew Garrett mjg59 at srcf.ucam.org
Sat Aug 9 08:23:33 PDT 2008

On Sat, Aug 09, 2008 at 04:57:07PM +0200, Danny Kukawka wrote:

> Work this with any kernel version? Or is there a special version needed?

Once the acpi video module is loaded, no brightness control 
will be done in hardware on machines that implement the ACPI backlight 
class. However, depending on kernel options, the kernel may do it 

Matthew Garrett | mjg59 at srcf.ucam.org

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