Mailinglist Archive: radeonhd (307 mails)

[Alex Deucher <alexdeucher@xxxxxxxxx>]

On Fri, Feb 6, 2009 at 3:55 AM, Yang Zhao <yang@xxxxxxxxxx> wrote:
> I poked around in R600OverlapCopy() and noticed that in the case where
> the offset between src and dst is horizontal, the simple all-at-once
> copy seems to work correctly.
>
> For the case where the offset is only vertical, I've modified the
> line-by-line copy to instead copy in chunks equal to height of the
> non-overlapping area.
>
> The patch has only been tested on a RV770, so I will claim nothing
> regarding other GPUs. At least for this particular machine, EXA is now
> snappy and corruption free.


Thanks!  pushed.

Alex
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