Messages in this thread |  | | | Subject | Re: AVR32 architecture patch against Linux 2.6.18-rc1 available | | From | David Woodhouse <> | | Date | Thu, 06 Jul 2006 15:34:52 +0100 |
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On Thu, 2006-07-06 at 16:13 +0200, Haavard Skinnemoen wrote: > > "DMA controller framework".... isn't that what drivers/dma was > > recently invented for? If appropriate, you should probably use that. > > If not, you should explain why, and perhaps we should get it fixed. > > It was written some time before the drivers/dma stuff. I suppose I > should try to use the DMA subsystem instead. > > As I understand it, though, drivers/dma is mostly for memory-to-memory > to transfers, while what I really need is memory-to-hardware and > hardware-to-memory transfers.
With MMIO those are just a not-so-special case of memory-memory, surely? If the new framework doesn't support that, it probably _should_.
> > You're a bit behind on syscall support -- I note you have > > TIF_RESTORE_SIGMASK (which means you're ahead of x86_64) but you > > haven't wired up ppoll() and pselect(), amongst others. > > I'll sync up with i386. By the way, are there any syscalls I > _shouldn't_ have wired up? It's probably too late to remove any of them > at this point, but if we get it sorted out quickly, we might get away > with a shorter grace period than usual...
Looks OK -- I don't see any of the obvious ones like oldstat, oldfstat, etc.
-- dwmw2
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