Re: [PATCH] fsldma: use PCI Read Multiple command

Timur Tabi
2009-04-28T13:45:18Z

David Hawkins wrote:
>> How about FIFO RAM case?
>
> If the FIFO has a fixed address, then according to
> the user guide, the DMA controller won't generate
> a burst transaction to it.
>
> We can try confirming this if you'd like.

Like I said earlier, this driver does not support copying data to/from a
single register address. It's just a off-loaded memcpy. So we don't
need to worry about what happens to a fixed address.

--
Timur Tabi
Linux kernel developer at Freescale