On Wed, Jan 13, 2021 at 12:51:26PM +0100, Christoph Hellwig wrote:
> On Wed, Jan 06, 2021 at 08:50:03AM +0100, Greg KH wrote:
> > > --- a/include/linux/device.h
> > > +++ b/include/linux/device.h
> > > @@ -413,6 +413,7 @@ struct dev_links_info {
> > > * @dma_pools: Dma pools (if dma'ble device).
> > > * @dma_mem: Internal for coherent mem override.
> > > * @cma_area: Contiguous memory area for dma allocations
> > > + * @dma_io_tlb_mem: Internal for swiotlb io_tlb_mem override.
> >
> > Why does this have to be added here? Shouldn't the platform-specific
> > code handle it instead?
>
> The whole code added here is pretty generic. What we need to eventually
> do, though is to add a separate dma_device instead of adding more and more
> bloat to struct device.
I have no objections for that happening!
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