Update on DeviceKit

[Daniel Stone]

On Fri, May 09, 2008 at 11:52:08AM +0100, ext Bastien Nocera wrote:
> On Wed, 2008-05-07 at 20:54 +0300, Daniel Stone wrote:
> > It's an abstraction layer that already deals with multiple devices and
> > displays both in a sensible way, so HAL would have to strictly follow
> > RandR 1.2 (and only people with DRM modesetting would get that useful
> > mapping) in order to be even remotely useful for configuration.
> 
> So, to get back to the original discussion, how does one add support for
> backlight changes in X when:
> - the device doing the changes is a platform device, and not connected
> to the graphics hardware

It would be nice to have some kind of in-kernel associaton.  Failing
that, X talks to HAL, so some kind of HAL association would be fine too.

> - the hardware does the changes itself, but we want user-space to be
> made aware of the changes ("laptop_panel.brightness_in_hardware" key in
> HAL)

That's fine, we already have support for this.

> - or a combination of both above
> 
> And which dependencies are acceptable to add to the X server?

HAL is just fine, so presumably will be DeviceKit fine too, but GLib and
GObject are absolutely unacceptable for us.

Cheers,
Daniel
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