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SubjectRe: [Intel-gfx] 3.15-rc5: Regression in i915 driver?
Date
On Sun, 11 May 2014, Daniel Vetter <daniel.vetter@ffwll.ch> wrote:
> On Sun, May 11, 2014 at 11:02 AM, Dave Airlie <airlied@gmail.com> wrote:
>> On 11 May 2014 18:28, Thomas Meyer <thomas@m3y3r.de> wrote:
>>> Hi,
>>>
>>> 3.14.3 works as expected.
>>> 3.15-rc5 shows a strange behaviour: When resuming from ram the X server
>>> seems to be disfunctional.
>>>
>>> I see this WARNING in the kernel log before suspend to ram in the early
>>> boot process:
>
> Doesn't ring a bell really.
> - Is there anything in dmesg after resume?
> - How exactly does X misbehave? Is fbcon still working? Does X
> behaviour get restored if you restart X?
> - Can you please try to bisect this issue? Note that the backlight
> issue might be unrelated to the issues with X misbehaving after
> resume. You might need to do a bisect for both if the symptoms don't
> agree.

I agree the WARNING from i965_enable_backlight() is unrelated. Focus on
the other symptoms first.

BR,
Jani.

--
Jani Nikula, Intel Open Source Technology Center


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