On Thu, Mar 17, 2005 at 12:12:58PM +1100, Benjamin Herrenschmidt wrote: > > > I understand you can't have userspace program the accelerator while > > someone else is doing the same thing. Oh and I now understand that the > > same really applies to direct framebuffer access due to the swapper. > > And you can't have someone program the accelerator while somebody does > direct access neither. It's basically all exclusive.
I haven't seen that happen on any hardware I own. Matrox specs explicitly mention that there is no need to synchronize accelerator and direct framebuffer access. -- Ville Syrjälä [EMAIL PROTECTED] http://www.sci.fi/~syrjala/ ------------------------------------------------------- SF email is sponsored by - The IT Product Guide Read honest & candid reviews on hundreds of IT Products from real users. Discover which products truly live up to the hype. Start reading now. http://ads.osdn.com/?ad_ide95&alloc_id396&op=click -- _______________________________________________ Dri-devel mailing list Dri-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/dri-devel