# Re: \[RFC V2\] virtio: Add platform specific DMA API translation for virito devices

- From: Christoph Hellwig \<hch@infradead.org\>
- Date: 2018-06-04 12:55:37 
- List: linuxppc-dev
- Page: https://ratatoskr.run/linuxppc-dev/2018/06/5300182
- Thread: https://ratatoskr.run/linuxppc-dev/2018/05/5289219/t.md

```text
On Mon, Jun 04, 2018 at 03:43:09PM +0300, Michael S. Tsirkin wrote:
> Another is that given the basic functionality is in there, optimizations
> can possibly wait until per-device quirks in DMA API are supported.

We have had per-device dma_ops for quite a while.
```