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Date:   Mon, 14 Jun 2021 14:44:41 +0530
From:   Viresh Kumar <viresh.kumar@linaro.org>
To:     Andy Shevchenko <andy.shevchenko@gmail.com>
Cc:     "Enrico Weigelt, metux IT consult" <lkml@metux.net>,
        Geert Uytterhoeven <geert@linux-m68k.org>,
        Linus Walleij <linus.walleij@linaro.org>,
        Bjorn Andersson <bjorn.andersson@linaro.org>,
        Bartosz Golaszewski <bgolaszewski@baylibre.com>,
        "Enrico Weigelt, metux IT consult" <info@metux.net>,
        Viresh Kumar <vireshk@kernel.org>,
        "Michael S. Tsirkin" <mst@redhat.com>,
        Jason Wang <jasowang@redhat.com>,
        Vincent Guittot <vincent.guittot@linaro.org>,
        Bill Mills <bill.mills@linaro.org>,
        Alex =?utf-8?Q?Benn=C3=A9e?= <alex.bennee@linaro.org>,
        stratos-dev@op-lists.linaro.org,
        "open list:GPIO SUBSYSTEM" <linux-gpio@vger.kernel.org>,
        linux-kernel <linux-kernel@vger.kernel.org>,
        Stefan Hajnoczi <stefanha@redhat.com>,
        "Stefano Garzarella --cc virtualization @ lists . linux-foundation . org" 
        <sgarzare@redhat.com>, virtualization@lists.linux-foundation.org,
        Alistair Strachan <astrachan@google.com>
Subject: Re: [PATCH V3 1/3] gpio: Add virtio-gpio driver
Message-ID: <20210614091441.b6gaei3dgx73skvt@vireshk-i7>
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 <CAMuHMdVrtSnFpPbB0P3Wxqm1D6vU1_cnh3ypsZJRNF6ueKdAsw@mail.gmail.com>
 <20210611080122.tlkidv6bowuka6fw@vireshk-i7>
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On 14-06-21, 11:12, Andy Shevchenko wrote:
> On Mon, Jun 14, 2021 at 11:08 AM Enrico Weigelt, metux IT consult
> <lkml@metux.net> 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.

Yes and here is the latest version (which is based on the work done by
Enrico earlier). It isn't accepted yet and is under review.

https://lists.oasis-open.org/archives/virtio-comment/202106/msg00022.html

-- 
viresh