Re: [PATCH V3 1/3] gpio: Add virtio-gpio driver

From: Andy Shevchenko
Date: Mon Jun 14 2021 - 04:12:41 EST


On Mon, Jun 14, 2021 at 11:08 AM Enrico Weigelt, metux IT consult
<lkml@xxxxxxxxx> wrote:
>
> On 11.06.21 10:01, Viresh Kumar wrote:
>
> > No, QEMU passes the raw messages to the backend daemon running in host
> > userspace (which shares a socket with qemu). The backend understands
> > the virtio/vhost protocols and so won't be required to change at all
> > if we move from Qemu to something else. And that's what we (Linaro)
> > are looking to do here with Project Stratos.
>
> Note that this is completely different from my approach that I've posted
> in autumn last year. Viresh's protocol hasn't much in common with mine.

That's why we have a thing called standard. And AFAIU virtio API/ABIs
should be officially registered and standardized.

--
With Best Regards,
Andy Shevchenko