Re: Sony Vaio PCG-C1VRX/K Picturebook, Suspend to Ram works, but has a strange effect on the idle display

[Benedek Frank <linux-mmCHBaZtUya2oZ/6fjIToQ@public.gmane.org>]

On Saturday 11 June 2005 11:09, Matthew Garrett wrote:
> On Sat, 2005-06-11 at 10:39 +0200, Benedek Frank wrote:
> > So it means there isnt a way I can make it work? How can I tell the BIOS
> > to shut the screen? Do I need to enable that dusty APMD to do it for me?
>
> You need a driver that will power down the PCI device.
>
> > And the screen is almos shut, so it is definetally dimmed to the extent
> > where it cannot be seen, except with suspicious eyes. And when I resume,
> > which is open the display and hit a key, I can see that the display turns
> > off for a second, and then on again. And when I suspend without that boot
> > time parameter, the screen is off when I do the suspend, just there is no
> > way to wake it up again.
>
> That boot parameter has nothing to do with suspend (the only code path
> it's involved with is run on resume), so I doubt that.
>
> > So my new question is, isnt there a tool, that wakes up
> > Video for a Ati Mobility P/M card? I also have a Dell 700m, with an Intel
> > onboard card, that comes with the centrinos, and there is a tool, that
> > need to be run upon awakening, and the video will post.
>
> If the s3_bios option works, then vbetool will probably work as well.
>
> We need some sort of solution for this. It would be easy enough to write
> a PCI driver that binds to any video device and puts it into D3 on
> suspend.

Thanks. I am unfortunately very far from writing anything that complex. Do you 
know who might be able to write this? Or maybe somebody already wrote it 
before.?

Thanks

Ben


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