Re: Radeon wakeup regression in 3.15-rc6

[Malte SchrÃder]

On 26.05.2014 09:02, Malte SchrÃder wrote:
> On 25.05.2014 14:56, Woody Suwalski wrote:
>> Malte SchrÃder wrote:
>>> Hi,
>>> I just tried 3.15-rc6. I encountered a pretty nasty problem, which is
>>> after suspending to RAM the system doesn't wake up properly. v3.14 is
>>> fine.
>>> On wakeup all seems fine, i.e. hd starts to spin an USB-stuff wakes up.
>>> But all I get from the graphics card is a white screen slowly filling
>>> with random colored pixels. I had to hard reset the system.
>>>
>>> I attached the kernel log, the X-servers log, lspci-output and my kernel
>>> config.
>>>
>>> Regards
>>> Malte
>> I have seen a bit of a screen distortion at the bottom of LCD on Radeon
>> after a wakeup.
>> I tried to re-run with drm.debug=0x0e, however once I did it - the
>> problem has disappeared, and I have not been able to duplicate it again.
>> So just watching for now.
>> OTOH I have seen (only one time) a black screen after wakeup on Nvidia.
>> So maybe some timing is now exposed in PM / DRM...
>>
>> Woody
>>
>>
> 
> I pulled git://people.freedesktop.org/~deathsimple/linux drm-fixes-3.15
>  from http://article.gmane.org/gmane.comp.video.dri.devel/106114 and my
> problem is gone ...
> 

Also fixed in v3.15-rc7.

/Malte

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