Re: [PATCH v2 03/16] ARM: dts: provide DMA config to pxamci

[Sergei Ianovich]

On Mon, 2013-12-16 at 10:58 +0100, Daniel Mack wrote:
> On 12/14/2013 08:34 PM, Sergei Ianovich wrote:
> > On Sat, 2013-12-14 at 20:06 +0100, Arnd Bergmann wrote:
> 
> >> The patch looks ok in case we are merging your patches for 3.14
> >> and Daniel's patches later than that. If they end up in the
> >> same merge window however, we'd have to be care to resolve
> >> the obvious conflict in a proper way.
> > 
> > The most recently published Daniel's patch (Aug 2013) wraps
> > IORESOURCE_DMA handling on DT presence in a similar way,
> 
> Erm, no it doesn't. My patch uses dma_request_slave_channel_compat() in
> DT case, and that works fine with the current version of pdma, and
> there's no need to read the "dmas" properties directly.
> 
> If you want to provide a way to simply denote the dma channel numbers,
> without looking at the actual phandle, then yes, we could merge this
> patch first, but it would be effectively reverted a proper implementation.

Daniel is right. His patch doesn't need to read "dmas" directly. So my
patch won't need to change drivers/mmc/host/pxamci.c at all, if it is
applied after Daniel's one.

What are we going to do in this context?

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