has the i915 "black screen" boot issue returned? [BISECTED]

Robert P. J. Day rpjday at crashcourse.ca
Fri Jan 28 07:27:09 PST 2011


On Fri, 28 Jan 2011, Chris Wilson wrote:

> On Fri, 28 Jan 2011 10:08:07 -0500 (EST), "Robert P. J. Day" <rpjday at crashcourse.ca> wrote:
> > > That would be easy to test by returning early in intel_opregion_setup():
> > >
> > > diff --git a/drivers/gpu/drm/i915/intel_opregion.c
> > > b/drivers/gpu/drm/i915/intel_
> > > index 9efccb9..8c93201 100644
> > > --- a/drivers/gpu/drm/i915/intel_opregion.c
> > > +++ b/drivers/gpu/drm/i915/intel_opregion.c
> > > @@ -470,6 +470,8 @@ int intel_opregion_setup(struct drm_device *dev)
> > >         u32 asls, mboxes;
> > >         int err = 0;
> > >
> > > +       return -ENOTSUPP;
> > > +
> > >
> > >         pci_read_config_dword(dev->pdev, PCI_ASLS, &asls);
> > >         DRM_DEBUG_DRIVER("graphic opregion physical addr: 0x%x\n", asls);
> > >         if (asls == 0) {
> > >
> >
> > so you want me to revert to a stock b705120e before doing the above?
>
> Yes. (Or latter, at this point we have lots of fun ahead.)

  victory is mine!  ok, that premature return seems to have solved it,
i'm up and running under this new kernel.  are we getting close?

rday

-- 

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Robert P. J. Day                               Waterloo, Ontario, CANADA
                        http://crashcourse.ca

Twitter:                                       http://twitter.com/rpjday
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