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SubjectRe: Streaming DMA mapping question
On Mon, 16 Sep 2002, David S. Miller wrote:

> From: Martin Diehl <lists@mdiehl.de>
> Date: Mon, 16 Sep 2002 23:06:35 +0200 (CEST)
>
> Wasn't there a patch submitted which suggested to add pci_dma_prep_*()
> calls in order to sync the cpu-driven changes back to the bus? I'm asking
> because I'm dealing with a driver that needs to reuse streaming pci maps.
>
> Yes, basically this is what must happen.
>
> If someone would code up a patch that includes the MIPS
> implementation, adds NOP implementations to every other asm/pci.h file
> and updates the Documentation/DMA-mapping.txt file appropriately,
> I'll probably just apply the patch and merge it upstream immediately.

Ok, thanks. The MIPS thing is far beyond my coverage anyway. Seems I just
gonna stay with the my dummy __pci_dma_prep_single() simply to remind me
of the missing api call. The driver is i86-only, so it's a non-issue...

Martin

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