Ubuntu
hal package

  1. Bug #43572
  2. Comment #3

Comment 3 for bug 43572

Revision history for this message
Aaron Whitehouse (aaron-whitehouse) wrote : Re: Dell Laptops don't talk to ACPI about brightness correctly

It works on Windows, so from a user's point of view it is not a hardware problem.

If SMBios calls can achieve the desired result, I think they should be written.

I'm confused, I got the impression from your post (quoted above) that this was possible - is the issue that it doesn't belong in ACPI?