[Nouveau] [Bug 92307] G98/GM206: WARNING: ... at include/drm/drm_crtc.h:1577 drm_helper_choose_encoder_dpms+0x8a/0x90 [drm_kms_helper]()

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=92307

--- Comment #11 from Don O <japhack at yahoo.com> ---
(In reply to Don O from comment #10)
> (In reply to Don O from comment #9)
> > Created attachment 119620 [details]
> > changes to make nouveau stop creating trace blowups
> 
> 
> I was having the same problems as others with traces being generated by
> simply turning off the monitor. I found a solution by googling and realized
> that the radeon driver was having the same problem and the solution was
> simple (attached patch).
> 
> It has fixed the trace problem and the monitor turns back on and off
> properly.
> 
> I had this problem when I tried the 4.1.12 kernel also, so this is not just
> strictly 4.3 or whatever.
> 
> 
> Note: to the comment 8 and non compile,
> it needs a couple of updated *.h files in /usr/include/drm
> to compile properly (doesn't fix the trace problem though)

Sorry about this mess, I'm not used to bugzilla.
The patch is reversed (doh) but the nouveau_connector.c file needs
the drm_mode_lock_all, and unlock all wrapped around the call to
nvif_notify_init

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