[PATCH] Fallback to std DRI2CopyRegion when DRI2UpdatePrime fails

[Michel Dänzer]

On 05.10.2014 16:06, Chris Wilson wrote:
> I was looking at a bug report today of intel/ati prime and noticed a
> number of sna_share_pixmap_backing() failures (called from
> DRI2UpdatePrime). These were failing as the request was for the scanout
> buffer (which is tiled and so we refuse to share it, and since it is
> already on the scanout we refuse to change tiling).
>
> But looking at radeon_dri2_copy_region2(), if DRI2UpdatePrime() fails,
> the copy is aborted and the update lost. If the copy is made to the
> normal window drawable is that enough for it to be propagated back
> through damage tracking?

Have you asked the reporter of that bug to test your patch?


-- 
Earthling Michel Dänzer            |                  http://www.amd.com
Libre software enthusiast          |                Mesa and X developer