[Pm-utils] Video adapter resuming

[Stefan Seyfried]

On Sun, Nov 26, 2006 at 11:14:39PM +0000, Richard Hughes wrote:
> (first, sorry for the cross posting, but I think I need to...)
> 
> I guess we still want video adapter blacklisting in HAL for identifying
> stuff like vbe restore and s3mode. I think we came to the consensus that
> we should specify arguments to pm-suspend to add the options into the
> hal script. I've attached an example - I've got about 10 other vendors
> worth of data converted from the suspend DMI array-list, and Fujitsu is
> a good example. Using the suspend data gives us a good kick-start for
> lots and lots of laptops.

Good. Maybe we can even auto-convert it somehow (i am getting several
reports about new machines every week) to keep the lists in sync.

> So, if I've got all this right we need to do:
> 
> 1. merge the 20-video-adpater-pm-[vendor].fdi files to hal-info
> 2. change hal-system-video-suspend and hal-system-video-resume to take
> the hal properties and form them as command line arguments to pm-suspend
> and pm-hibernate
> 3. add functionality to pm-* to parse the command line data and push the
> data into environment variables for the 20video hook.
> 
> How does that sound?

Reasonable.
But i would not do it in 20video via HAL but either with s2ram or in a 
99zzvideo, so it is the first thing that runs during resume. But this
is an implementation detail and nothing to worry about now :-)
-- 
Stefan Seyfried
QA / R&D Team Mobile Devices        |              "Any ideas, John?"
SUSE LINUX Products GmbH, Nürnberg  | "Well, surrounding them's out."