Messages in this thread | | | From | Arnd Bergmann <> | Subject | Re: [PATCH 04/32] dmaengine: ste_dma40: Amalgamate DMA source and destination channel numbers | Date | Thu, 25 Apr 2013 10:36:52 +0200 |
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On Thursday 25 April 2013, Linus Walleij wrote: > Are we now sacrificing that ability on the altar of simplification? > > I actually think not, but that we should do periph-to-periph transfers > in some other way, and that the .dir attribute should go away from > the struct stedma40_chan_cfg as well but I'm not entirely sure. > Someone else?
The dma-engine core has no support for device-to-device transfers, and as far as I understand that is neither considered a useful feature in real life, nor easy to add, so I don't think it matters much here.
Arnd
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