[Xorg] Getting GATOS branch created on Xorg

Jon Smirl jonsmirl at yahoo.com
Fri Aug 20 09:31:14 PDT 2004

There is already code in X for coordinating video memory usage with
DRM. The DRM memory manager keeps 2D X from stomping on 3D buffers.
Same mechansim can be used to protect the video streaming memory.

Several other cards use kernel based v4l drivers, why is the radeon

--- Vladimir Dergachev <volodya at mindspring.com> wrote:

> On Thu, 19 Aug 2004, Jon Smirl wrote:
> > Why not add v4l support to the DRM device driver and ignore the X
> > driver?
> Because you would not be able to run X then. You do not want your 
> offscreen pixmaps overwritten with video data on a random basis.
> The only way this can work is if the video memory allocator is
> accessible 
> from video-in code.

Jon Smirl
jonsmirl at yahoo.com

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