Re: [PATCH] drm/radeon: Fix oops upon driver load on PowerXpress laptops

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On Mon, May 22, 2017 at 04:04:07PM +0200, Lukas Wunner wrote:
> On Sun, May 21, 2017 at 09:31:09AM +0200, Nicolai Stange wrote:
> > On Thu, May 18 2017, Lukas Wunner wrote:
> [snip]
> > > Reported-by: Nicolai Stange <nicstange@xxxxxxxxx>
> > > Fixes: 7ffb0ce31cf9 ("drm/radeon: Don't register Thunderbolt eGPU with vga_switcheroo")
> > > Signed-off-by: Lukas Wunner <lukas@xxxxxxxxx>
> > > ---
> > >
> > > Awaiting a Tested-by: from Nicolai, but it's clear this is a bug and
> > > needs to be fixed, so sending out with a proper commit message now.
> > > The bug was only introduced to radeon, not amdgpu.
> > 
> > Tested-by: Nicolai Stange <nicstange@xxxxxxxxx>
> > 
> > Thanks for the quick fix!
> >
> > > @Alex Deucher: I could push this to drm-misc-fixes but then it wouldn't
> > > land before -rc3 because Sean Paul has already sent out the -rc2 pull.
> > > I notice you haven't sent out a pull for -rc2 yet, so maybe you want to
> > > take it yourself?  Whichever you prefer.  Thanks & sorry for the breakage!
> 
> I've learned this morning that Alex is on vacation.  I've pushed
> the patch to drm-misc-fixes so that the issue is fixed in 4.12-rc3.
> 
> @Sean Paul: I've fast-forwarded to 4.12-rc2 before pushing, please
> shout if I've done anything wrong.  First time I'm doing this.

No shouting, but a heads-up on IRC is probably warranted for both pushing a
patch without R-b and fast-forwarding one of the branches.

Sean

> 
> Thanks,
> 
> Lukas
> 
> > >
> > >  drivers/gpu/drm/radeon/radeon_kms.c | 2 +-
> > >  1 file changed, 1 insertion(+), 1 deletion(-)
> > >
> > > diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c
> > > index 6a68d440bc44..d0ad03674250 100644
> > > --- a/drivers/gpu/drm/radeon/radeon_kms.c
> > > +++ b/drivers/gpu/drm/radeon/radeon_kms.c
> > > @@ -116,7 +116,7 @@ int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags)
> > >  	if ((radeon_runtime_pm != 0) &&
> > >  	    radeon_has_atpx() &&
> > >  	    ((flags & RADEON_IS_IGP) == 0) &&
> > > -	    !pci_is_thunderbolt_attached(rdev->pdev))
> > > +	    !pci_is_thunderbolt_attached(dev->pdev))
> > >  		flags |= RADEON_IS_PX;
> > >  
> > >  	/* radeon_device_init should report only fatal error

-- 
Sean Paul, Software Engineer, Google / Chromium OS
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