Re: X200: Brightness broken since 2.6.29-rc4-58-g4c098bc

Ingo Molnar
2009-02-13T09:42:41Z

(Cc:s added - post-rc4 ACPI breakage.)

* Nico Schottelius <nico-linux-20090213@schottelius.org> wrote:

> Hello!
>
> When using
> - vmlinuz-2.6.29-rc4-ikn-00058-g4c098bc or
> - vmlinuz-2.6.29-rc4-ikn-00211-g37bed90
>
> the brightness of the LCD is almost off (lowest level),
> although kernel reports otherwise:
>
> [10:31] ikn:~% cat /proc/acpi/video/VID/LCD0/brightness
> levels: 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 100
> current: 100
>
> Changing the brightness via echo 20 > /proc/acpi/video/VID/LCD0/brightness
> only changes the value displayed, the display always keeps the same
> brightness.
>
> The last time I saw it working was vmlinuz-2.6.29-rc4-ikn-00001-gd5b5623.
>
> Sincerly,
>
> Nico
>
> ps: please CC on reply
>
> --
> Think about Free and Open Source Software (FOSS).
> http://nico.schottelius.org/documentations/foss/the-term-foss/
>
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