[PATCH v5 1/3] ARM: add CPPI 4.1 DMA support

Felipe Balbi balbi at ti.com
Mon Jan 3 15:44:17 EST 2011


Hi,

On Mon, Jan 03, 2011 at 10:45:35PM +0530, Gupta, Ajay Kumar wrote:
>> > Moreover, even Felipe also seems to move other musb
>> > DMAs (Inventra, CPPI3.0, TUSB) to drivers/dma.
>>
>>     Frankly speaking, I doubt that drivers/dma/ will have place for the
>> purely MUSB specific DMA engines such as the named ones (there's no TUSB
>> DMA BTW it uses OMAP DMA).
>I think we will get more clarity once we start on this activity.

I agree, but I personally don't see that many limiting factors.
dmaengine is just a generic API for doing DMA transfers. If it's not
enough for us currently, we extend it.

-- 
balbi



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