From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D8534C48BE8 for ; Mon, 14 Jun 2021 08:12:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B6DB561357 for ; Mon, 14 Jun 2021 08:12:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232622AbhFNIOm (ORCPT ); Mon, 14 Jun 2021 04:14:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57748 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232530AbhFNIOk (ORCPT ); Mon, 14 Jun 2021 04:14:40 -0400 Received: from mail-pf1-x433.google.com (mail-pf1-x433.google.com [IPv6:2607:f8b0:4864:20::433]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3BF8CC061767; Mon, 14 Jun 2021 01:12:25 -0700 (PDT) Received: by mail-pf1-x433.google.com with SMTP id a127so4144337pfa.10; Mon, 14 Jun 2021 01:12:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=+Vv3hBAQ8kpZIe+1+G82nUGelWzwqMrss8OA+ER4ISc=; b=c4fGtjeg/GfqEDJFxCfTs2qulnbzuKMp0HYaOci+oQWvyQM4dQ7rcIDbSs28NollGJ 3TfnXLmrNnyCeUoYBrT6kPf1LySbpdqm9+fZ2yBD2Hw1Z4k4R7o3l6UidYHfhxQ151m/ MD5wP9xxOkMmZWiml42sWS2OMHvvYyzQqZJyMvE87DohZjCJMRmcXWLybcsRYqwQ3gyK eCVWaiYa9epVi8oi50IEWlMypfrBpZ9vwUq1IZ2ShmB3bjAIM1O3NOwjfIh0U78zqhMr mK9GFJFicIgurMGWWACJqLodhke8XP+w8c/DqpaxgC9Zt/Mdm02QiaZdUXTBg6yZW/DE aJHA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=+Vv3hBAQ8kpZIe+1+G82nUGelWzwqMrss8OA+ER4ISc=; b=l/uscmRrM0Zbou93iQbtQW0ctWtsQx1SlRJjNTWq+HR94295GC/YphygsjP3nYEKx2 0Q4Av9F8DjXi5mxyF/+uV8SEGTMj9i0h+YaNqDQkHNv13g2Q3egDfmD5ef/vSTaz06YH br8FC2P+wMU0ZNeqe/5/RSQxks2igblVwLpK4RMylK1uAXE0yjzkaS2EwL82jc1alvOY NtZBYCecJ7bOcEzBzQJTfRO9Hth2GW/F7cpRHiiDJqcR6mlCSG6AxAHXPsqaxAGe1xut vbp+NcFppu50S0R7YhYlCn+FYARbVc58jjitAKGUHeRWA5BwtW+c9KKbABIlZ9x3HOFj fm6A== X-Gm-Message-State: AOAM5318oMs8AHlvvKxsTi/I0Rnd7iHBdMyczJSLmSpvoSn8n49lIVsn OL5404Q8ZbpaMKIJKeZLxjPaRnLspNdI+BRw38M= X-Google-Smtp-Source: ABdhPJxhe15j5OGsgf6ubg65hqo067+sEZz2F1/eOHojX+9gZ7QSWo1iAgCyufmjG6vo/Icejnu1ejDf08TGvFILI5M= X-Received: by 2002:a05:6a00:139c:b029:2f7:102c:5393 with SMTP id t28-20020a056a00139cb02902f7102c5393mr13962018pfg.40.1623658344790; Mon, 14 Jun 2021 01:12:24 -0700 (PDT) MIME-Version: 1.0 References: <10442926ae8a65f716bfc23f32339a6b35e51d5a.1623326176.git.viresh.kumar@linaro.org> <20210611035623.z4f2ynumzozigqnv@vireshk-i7> <20210611080122.tlkidv6bowuka6fw@vireshk-i7> <0478822f-9d10-deb8-86ae-3b4ac3bb0c6c@metux.net> In-Reply-To: <0478822f-9d10-deb8-86ae-3b4ac3bb0c6c@metux.net> From: Andy Shevchenko Date: Mon, 14 Jun 2021 11:12:08 +0300 Message-ID: Subject: Re: [PATCH V3 1/3] gpio: Add virtio-gpio driver To: "Enrico Weigelt, metux IT consult" Cc: Viresh Kumar , Geert Uytterhoeven , Linus Walleij , Bjorn Andersson , Bartosz Golaszewski , "Enrico Weigelt, metux IT consult" , Viresh Kumar , "Michael S. Tsirkin" , Jason Wang , Vincent Guittot , Bill Mills , =?UTF-8?B?QWxleCBCZW5uw6ll?= , stratos-dev@op-lists.linaro.org, "open list:GPIO SUBSYSTEM" , linux-kernel , Stefan Hajnoczi , "Stefano Garzarella --cc virtualization @ lists . linux-foundation . org" , virtualization@lists.linux-foundation.org, Alistair Strachan Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jun 14, 2021 at 11:08 AM Enrico Weigelt, metux IT consult 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