nto user process mapping ? ie do you have
> something like Intel PAT or something like MTRR or something else.
>
> In other word, can you map into process address space a region of
> io memory (GPU VRAM in this case) and mark it as uncached so that
> none of the access to it goes thr
gt;
>> Cheers,
>> Jerome
>
> Also it might be that you can't do write combining on your platform,
> which would be a major drawback as it's assume by radeon userspace.
> I would need to check the pcie specification, but write combining is
> probably not mandatory
es High@L5.1 and CABAC eg.
>
> http://www.andyqos.ukfsn.org/Planet_Earth_From_Pole_to_Pole_1080p_sample.mkv
>
> Then I see a 3x increase between 1 and 4 threads.
Just like you said:
1 thread: 685.104s
4 threads: 219.361s
--
Regards,
- cee1
_
