Radeon wakeup regression in 3.15-rc6

[Malte Schröder]

On 25.05.2014 14:56, Woody Suwalski wrote:
> Malte Schröder 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 ...

-- 
Gruß
Malte Schröder
---------------------------------------------------------------------
MalteSch at gmx.de

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