[PATCH 11/33] dma-mapping: move swiotlb arch helpers to a new header

Robin Murphy robin.murphy at arm.com
Thu Jan 11 02:31:08 AEDT 2018

On 10/01/18 15:26, Christoph Hellwig wrote:
> On Wed, Jan 10, 2018 at 02:56:01PM +0000, Robin Murphy wrote:
>> I took a look at these, and it seems their phys_to_dma() usage is doing the
>> thing which we subsequently formalised as dma_map_resource(). I've had a
>> crack at a quick patch to update the CESA driver; qcom_nandc looks slightly
>> more complex in that the changes probably need to span the BAM dmaengine
>> driver as well.
> Sounds great, although probably something for the next merge window.
> In the meantime does this patch looks good to you?

Yes indeed, modulo Vladimir's comments - it does seem prudent to fix the 
obvious off-by-ones as we touch them. I've wanted to do something like 
this for ages, but never got around to it myself.


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