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SubjectRe: resume problem with i915/drm
Date
On Thursday, 7 of August 2008, Jesse Barnes wrote:
> On Tuesday, August 5, 2008 7:25 pm Charles@schwieters.org wrote:
> > -----BEGIN PGP SIGNED MESSAGE-----
> > Hash: SHA1
> >
> >
> > Hi--
> >
> > I'm having a problem resuming (from RAM) if the i915 and drm modules
> > are loaded (these are needed for running X on my machine). Vanilla
> > kernel versions 2.6.25.x and 2.6.26.x. I get the same behavior with
> > Debian linux-image-2.6.25-2-686 kernel. I can't believe I'm the first to
> > encounter this.
> >
> > suspend-to-ram and resuming works fine with earlier kernels
> > (e.g. 2.6.17), but I haven't tested exhaustively.
> >
> > Possibly related is a failure in modprobe -r i915 after it is
> > loaded. The message printed is
>
> [snip backtrace]
>
> Well the backtrace makes it look like i915 didn't take care to remove some of
> its /proc files, which is weird.
>
> Your "screen blank on resume" problem might be a duplicate of a bug that got
> reported awhile back (can't find it now, Matthew?). If so, then you're not
> the first one to see it; unfortunately we don't have a fix yet...

I think it may be related to this report:

http://marc.info/?l=linux-kernel&m=121789312607006&w=4

Thanks,
Rafael


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