[ltp] ! (Re: New ATI Driver) - Still not much luck

[Alex Deucher]

On 11/16/05, Pezhman Givy <phg@snafu.de> wrote:
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> Hi D. Sen,
>
> I have exactly the same ATI graphics card "ATI Technologies Inc M10 NT
> [FireGL Mobility T2] (rev 80)". The new ATI driver
> on my machine is much more stable when I use the external AGP support by
> means of loading intel_agp at boot time. When I use the internal AGP
> support the machine resumes from suspend to ram but the display is
> corrupted followed by a crash. When I use the internal AGP support even
> rebooting or halting the machine within X causes a crash even without
> any suspend/resume cycles.
> Using the external AGP support suspend to ram/resume seems to work.
> Although 3D support is disabled after resume (fgl_glxgears dies with
> floating point error.) I told better not perfect. I experienced crashes
> when restaring X after some suspend/resume cycles.

you probably need to add a resume hook to your agp driver.  In most
(all?) cases you can just call the agp driver's init function again.=20
That should get agp re-initialized.

Alex

>
> Kernel version is 2.6.13. lid.sh does nothing except stoping hotplug
> before suspend and starting it when resuming. Xorg version is 6.8.2.
> Without acpi_sleep=3Ds3_bios in the kernel command line I can reproduce
> the "inu"-effect you described before.
>
> D. Sen wrote:
> > Enclosed is my `lspci -v`.
> >
> >
> >
> > Florian Reitmeir wrote:
> >
> >>> Here are my boot parameters:
> >>>
> >>> kernel (hd0,4)/vmlinuz-2.6.14 root=3D/dev/hda6 acpi=3Don resume=3D/de=
v/hda9
> >>> splash=3Dsilent acpi_sleep=3Ds3_bios pci=3Dnoacpi noapic
> >>>
> >>> Any other suggestions?
> >>
> >>
> >>
> >> i use (translated to your example)
> >> kernel (hd0,4)/vmlinuz-2.6.14 root=3D/dev/hda6 resume=3D/dev/hda9
> >> acpi_sleep=3Ds3_bios apic
> >>
> >> can you post an lspci from your system? maybe its an other module whic=
h
> >> prevents the correct sleep cycle.
> >>
> >>
> >>
> >>>>> Nope ....still no luck!!! recompiled the kernel (2.6.14-2) with the
> >>>>> suspend 2 patch and almost exact config file as Fionn (except I
> >>>>> have xfs support built in to the kernel).
> >>>>>
> >>>>> So now I have the exact same kernel and xorg.conf as Fionn and
> >>>>> still cant get suspend/resume (to memory) to work.
> >>>>>
> >>>>> The only other variable are the acpi suspend/resume scripts. Can
> >>>>> anyone (who has this working) post them?
> >>>>
> >>>>
> >>>> suspend worked with the default script from acpid for me fine (i
> >>>> also use
> >>>> only XFS). Make sure you boot your kernel with the acpi_sleep
> >>>> parameter..
> >>>>
> >>>>       acpi_sleep=3D     [HW,ACPI] Sleep options
> >>>>                       Format: { s3_bios, s3_mode }
> >>>>                       See Documentation/power/video.txt
> >>>>
> >>>> s3_bios worked for me.
> >>>>
> >>>>>> Still not much luck though. I havent recompiled the kernel to
> >>>>>> include suspend2 support YET. This is mostly because I dont need
> >>>>>> hibernate/suspend-to-disk as much as I need suspend-to-ram.
> >>>>>>
> >>>>>> Using your xorg.conf didnt help either. Still got the terminal
> >>>>>> window with the text "inu" after resume and a lockup.
> >>>>>>
> >>>>>> Next I removed the automatic insmoding of intel_agp and agpgart
> >>>>>> during startup. This seemed to help a little in that I got X back
> >>>>>> (after a resume) but with a large amount of distortions and
> >>>>>> finally a lockup.
> >>>>>>
> >>>>>> Then I tried recompiling the fglrx.o module. This helped in that I
> >>>>>> got X back and it was functional. When I tried to plot a 3D plot
> >>>>>> using matlab, everything locked up again.
> >>>>>>
> >>>>>> So the next step is to install a 2.6.14 kernel with suspend2
> >>>>>> support and see if that helps.
> >>>>>>
> >>>>>> Thanks again (and still would appreciate any help/hints on whats
> >>>>>> going on).
> >>>>>> Fionn Behrens wrote:
> >>>>>>
> >>>>>>> On Di, 2005-11-15 at 03:09 +1100, D. Sen wrote:
> >>>>>>>
> >>>>>>>> Could you send me your xorg.conf and the kernel .config?
> >>>>>>>
> >>>>>>>
> >>>>>>> The files can be found at http://fionn.de/config/
> >>>>>>> I used fglrxconfig to create the xorg.conf (warning, your old con=
fig
> >>>>>>> gets overwritten!) and afterwards I edited some values and put th=
e
> >>>>>>> synaptics stuff back in. But it already worked fine with the fglr=
x
> >>>>>>> "factory" config.
> >>>>>>>
> >>>>>>>> Also, did you configure the kernel for suspend 2?
> >>>>>>>
> >>>>>>>
> >>>>>>> Yes, but I actually use it almost never and have not tried it
> >>>>>>> yet. There
> >>>>>>> have been other posters today who reported to have had success wi=
th
> >>>>>>> suspend2 and how.
> >>>>>>> After all the battery can hold up S3 for about a week and my
> >>>>>>> Notebook
> >>>>>>> aint never off that long.
> >>
> >>
> >>
>
>
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