[PATCH] fsldma: use PCI Read Multiple command

Timur Tabi timur at freescale.com
Tue Apr 28 06:04:49 EST 2009

David Hawkins wrote:

> Can you give me an example of non-PCI memory that would be
> non-prefetchable that you'd like us to try? We can see if our
> host CPUs have an area like that ... we just need to know
> what device to look for first :)

Hmmmm.... I was going to say any SOC device in the IMMR, but I don't see
anything there that would constitute a memory buffer.

I test this change on an 8610 and DMA to a register I/O, where this bit
isn't even defined, and it made no difference.  So I guess this change
is okay.

Acked-by: Timur Tabi <timur at freescale.com>

Timur Tabi
Linux kernel developer at Freescale

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