[Bug 67462] [SNB DP] WARNING: pipe_off wait timed out in ironlake_crtc_disable

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=67462

Daniel Vetter <daniel at ffwll.ch> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|[SNB IVB HSW] Call trace    |[SNB DP] WARNING: pipe_off
                   |appears after system        |wait timed out in
                   |booting up                  |ironlake_crtc_disable

--- Comment #8 from Daniel Vetter <daniel at ffwll.ch> ---
(In reply to comment #7)
> (In reply to comment #5)
> > We have two calltraces in the dmesg here. The first one is
> > 
> > [    1.177979] WARNING: CPU: 1 PID: 1236 at
> > drivers/gpu/drm/i915/intel_display.c:842 ironlake_crtc_disable+0xd6/0x83c
> > [i915]()
> > 
> > Thus far that tends to only happen with DP when we try to switch it off.
> > 
> I'm a little confused here..Do you mean this "WARNING" is what we should
> focus?

Yes, only this WARNING here is the bug we're tracking here, see comment #1

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