ubuntu-users Digest, Vol 41, Issue 19

[Florian Junghanns]

Paul S said the following on 02/01/2008 08:32 PM

> Paul S said the following on 12/31/2007 08:13 AM:
> > Florian Junghanns said the following on 12/30/2007 10:08 AM:
> >>     ATI Mobility Radeon X1600 (Seems that is the thing which is making
> >>     trouble...)
> >>
> >>     The symptoms are:
> >>     I tell my notebook: Go to Suspend mode. It does immediately. But
> >>     waking up seems pretty difficult - it shows nothing, but is
> working.
> >>     Screen is black, without light.
> >>     Hibernate mode: Screen turns black, but with background light.
> >> Freeze.
> >
> > I have been working to find a driver that works with my ATI X1400 as
> > well.  Here's my experience:
> >
> > The fglrx driver for ATI video cards has broken suspend / hibernate on
> > gutsy.  The fix from ATI is in version 7.12, from
> > http://wiki.cchtml.com/index.php/Ubuntu_Gutsy_Installation_Guide.  The
> > Guide works ok, but forgot to say that you have to edit
> > /etc/defaults/acpi-support to change POST_VIDEO=false.
> >
> > With fglrx 7.12, you can suspend but not hibernate, and it only works
> > with Desktop Effects turned off.
>
> Here's some more suggestion to get both suspend and hibernate working
> well with fglrx 7.12 on gutsy, with no Desktop Effects:
>
> in /etc/defaults/acpi-support:
> MODULES_WHITELIST="fglrx"
> MODULES="usbhid,uhci_hcd"
> SAVE_VBE_STATE=false
> POST_VIDEO=false
> DOUBLE_CONSOLE_SWITCH=true


Thank you very much, that helped me finally solve the problem of hibernating
and suspending! I worked now for 14 or more days on it...
The only change I had to do was setting  "SAVE_VBE_STATE=true".

The usbhid and uhci_hcd are useful if you have a usb keyboard, printer
> or camera, but not necessary if you don't.
>
> It's working well here with these changes.  Now it's as good as radeonhd!
>
> >
> > The only driver to work for both suspend and hibernate is the
> > experimental radeonhd at http://wiki.x.org/wiki/radeonhd
> > It does not support 3D acceleration or Xv, so dvd's are not as sharp and
> > Desktop Effects do not work at all.  But, suspend and hibernate work
> > flawless.
> >
> > HTH,
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.ubuntu.com/archives/ubuntu-users/attachments/20080104/f96c6a22/attachment.html>