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Re: Problems with display power management



A. F. Cano wrote:

>The question is (I think), how to turn off the backlight via software?
>This might be an issue of bad firmware (Dell firmware is notoriously
>linux-unfriendly, not to say buggy) and/or bad ACPI support in same,
>in which case there might not be an easy solution.  Anyone have a
>non-firmware-patch fix for this?
>
In the version 2.6.12 of the kernel, there is module to control the LCD
backlight (option CONFIG_BACKLIGHT_LCD_SUPPORT). The default in Debian
is not to compile it.

I tried to recompile the kernel and load the module lcd.ko, but nothing
changed. Am I missing some other step?

Halva

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