[Intel-gfx] Linux 3.10-rc7
Tomas Winkler
tomas.winkler at intel.com
Tue Jun 25 22:54:05 CEST 2013
On Tue, Jun 25, 2013 at 11:51 PM, Shuah Khan <shuah.kh at samsung.com> wrote:
> On 06/25/2013 02:06 PM, Jesse Barnes wrote:
> > On Tue, 25 Jun 2013 19:59:28 +0000
> > Shuah Khan <shuah.kh at samsung.com> wrote:
> >
> >> On 06/25/2013 01:52 PM, Jesse Barnes wrote:
> >>> On Tue, 25 Jun 2013 21:37:37 +0200
> >>> Daniel Vetter <daniel.vetter at ffwll.ch> wrote:
> >>>
> >>
> >>>>
> >>>> Adding more lists to cc + Jesse since he's the guilty one for the
> >>>> vt-switchless state restore stuff.
> >>>
> >>> Yeah, looks like we don't fetch the PLL state on resume from hibernate,
> >>> leading to this warning. The refcount is nonzero, indicating the pll
> >>> is in use, but the active field is clear, which means we're missing an
> >>> update somewhere.
> >>>
> >>> Shuah, just to confirm, does your resume actually work ok aside from
> >>> the warning? I *think* it's harmless in this case, but does indicate a
> >>> real bug in our state tracking... trying to come up with a patch now.
> >>>
> >>> Thanks,
> >>>
> >>
> >> Resume works just fine. I see it take longer for it to suspend compared
> >> to 3.9.7 and then resumes just fine. Suspend taking longer very well
> >> could be because of this warn_on. Other than this warn_on I haven't
> >> noticed any other problems.
> >
> > Here's the patch I'm testing now, can you give it a try?
> >
>
> Jesse,
>
> With this patch warn_on went away. Resume worked. I started seeing:
>
> [ 78.733062] mei_me 0000:00:16.0: unexpected reset: dev_state = RESETTING
> [ 78.733079] mei_me 0000:00:16.0: reset: wrong host start response
> [ 78.733082] mei_me 0000:00:16.0: unexpected reset: dev_state = RESETTING
>
> over and over again after resume from reboot mode suspend. dmesg filled
> up with these messages.
>
Can you please send me the log part when this starts?
Thanks
Tomas
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