It doesn't need it, really. The solution is to make the direct DMA buffer only one or two pages. Everything else is done through indirect by putting small commands into direct. If an indirect buffer is noncontiguous, the kernel can break up the DMA into multiple smaller pieces. Problem solved.
On Tue, 15 Mar 2005 16:39:33 -0500, Daniel Phillips <[EMAIL PROTECTED]> wrote: > Hi Timothy, > > Have you thought about whether this card needs scatter-gather DMA? > > Regards, > > Daniel > _______________________________________________ Open-graphics mailing list [email protected] http://lists.duskglow.com/mailman/listinfo/open-graphics List service provided by Duskglow Consulting, LLC (www.duskglow.com)
