On 17/10/06, Till Straumann <[EMAIL PROTECTED]> wrote:
> The disadvantage with the new interface is that it is not easy
> to add an atomic modification (+x / -x) feature.
>
> Took me a few minutes under the old interface but with the new
> one a user app has to read, modify and write.

Why do you need an atomic operation to change the keyboard brigthness?

Do you know a driver in /sys that can support an atomic +10 operation
and then avoid the read-modify-write?

Bye,

-- 
  Dr. Ludovic Rousseau

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