Suspend/Resumes fails early with r600(RV710) in "unpin not necessary"

[Manuel Krause]

On 2012-03-20 02:29, Manuel Krause wrote:
> Hi! I promised to come back soon!
>
> On 2012-03-20 00:12, Manuel Krause wrote:
>> Hi, and many Thanks for your reply!
> [...)
>>>> Mar 14 01:50:51 COOLHEAD kernel: agpgart-via 0000:00:00.0:
>>>> Refused to change power state, currently in D0
>>>
>>> Does radeon.agpmode=-1 help at all?
>>
>> As this may reduce agp rate I don't like to try it. ;-)
>> I'll come back on that later.
>
> I set that on kernel command line at first and removed "options
> radeon agpmode=4" from my /etc/modprobe.d/99-local.conf.
>
> That went well for the first resume cycle. The second resume just
> shortly after the first failed without any possibility to record
> anything like logs (VT switching impossible, hard lock).
>
> Then I went to /etc/X11/xorg.conf setting the # in front of:
> # Option "BusType" "AGP"
> # Option "AGPMode" "4"
>
> That now worked for 4 subsequent hibernate/resume cycles with
> ascending memory usage. I can't see any performance impact.

The "ascending memory usage" is meant = caused by me opening more 
and more programs. And e.g. leaving video files open in vlc and 
leaving more bigger files in /dev/shm.

Cycle 6 fine, BTW.

Best regards,

Manuel Krause

> Any clues?
> Yes, the logs have many diffs now!!!
>
> Best regards,
> Manuel Krause