Re: [PATCH][CFT]: dmaengine: make slave address physical

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On Mon, Feb 22, 2016 at 01:31:04PM +0100, Wolfram Sang wrote:
> On Mon, Feb 22, 2016 at 09:37:10AM +0100, Geert Uytterhoeven wrote:
> > Hi Vinod,
> > 
> > On Sun, Feb 21, 2016 at 4:20 PM, Vinod Koul <vinod.koul@xxxxxxxxx> wrote:
> > > The slave dmaengine semantics required the client to map dma
> > > addresses and pass DMA address to dmaengine drivers. While this
> > > was a convenient notion coming from generic dma offload cases
> > > where dmaengines are interchangeable and client is not aware of
> > > which engine to map to.
> > >
> > > But in case of slave, we know the dmaengine and always use a
> > > specific one. Further the IOMMU cases can lead to failure of this
> > > notion, so make this as physical address and now dmaengine driver
> > > will do the required mapping.
> > 
> > Thanks a lot!
> 
> Yes, thanks!
> 
> > > Original-patch-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
> > 
> > You've dropped a few ;-)
> > 
> >     Original-patch-acked-by: Lee Jones <lee.jones@xxxxxxxxxx>
> >     Original-patch-acked-by: Arnd Bergmann <arnd@xxxxxxxx>
> 
> I'd vote for dropping the "Original-patch-" prefix and keep the original
> SoB and Acks because the content of the patch is still the same. And
> while the new commit message is a lot more precise, it is also in the
> same spirit as the old one.
> 
> That being said:
> 
> Acked-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
> Tested-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
> 
> I tested it on my Lager board on top of my sdhi-uhs testing branch and
> used DMA with SD cards and for I2C transfers. No regressions seen. Also
> no build warnings.

I did check build warnings and pushed this out, Feng's bot didn't complain so
was more concerned about testing, so thanks for getting that done.

-- 
~Vinod

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