Same behaviour with Karmic's linux-image-2.6.31-11-generic 2.6.31-11.36
Note: with kernel http://kernel.ubuntu.com/~kernel-ppa/mainline/v2.6.30.6/ brightness works fine also
Same behaviour with Karmic's linux-image- 2.6.31- 11-generic 2.6.31-11.36
Note: with kernel http:// kernel. ubuntu. com/~kernel- ppa/mainline/ v2.6.30. 6/ brightness works fine also