Using dmaengine on Freescale P2020 RDB
timur at freescale.com
Sat Apr 9 01:29:20 EST 2011
On Wed, Apr 6, 2011 at 2:40 PM, Chuck Ketcham <chuckk2333 at yahoo.com> wrote:
> Three of the channels were not used because they were already publicly allocated. One channel was
> not used because it didn't have DMA_MEMCPY capability.
That's strange, because all four DMA channels are identical.
> 2. If dmaengine is correct, what can I do to free up a channel for my own use?
There must be something else in your system using up the channels.
Linux kernel developer at Freescale
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