arf, yes, thank you Bib, but that's what I mean :
- kernel 3.8.0-29 : everything ok, brightness is adjustable, with Fn+F4/F5 or via a XFCE widget
- kernel 3.8.0-30 : nothing work, brightness always minimum, Fn+F4/F5 doesn't work, XFCE widget doesn't work.
arf, yes, thank you Bib, but that's what I mean :
- kernel 3.8.0-29 : everything ok, brightness is adjustable, with Fn+F4/F5 or via a XFCE widget
- kernel 3.8.0-30 : nothing work, brightness always minimum, Fn+F4/F5 doesn't work, XFCE widget doesn't work.