From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=170.10.133.124 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1792611700; b=iI+vgrzOBoA22QpNoGjhjRTq/6UkgdvW22SXjQ1ZwGlywjcwIO97xrC2XnJ7+2ckansQ RIo6A7kchEg8sfsXSuFlRavGoU6CadaY3ab4K+D4BJHBV8VcfZ1ByKIFGrg6JTayd0sV8 xIeUMds6ueLCIk/zeKezzBJzdHmHfh98xsuqTyvxE0XD5dL6TlfaneMV9wpGqAfezT51g yk9OUXvfSNceL5eSpV8XZoCYX5ePdbj08HBQ4EjTLiSGQTMfsokVUmj4N1wft0P83medi AK2WpnNQv1OdHP/QEecYleyOzz5wKnY2tXX8++E9IBhMawEsvpuxkjFi9IH6hcr1ORA== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1792611700; h=DMARC-Filter:DKIM-Signature:Received:X-MC-Unique: X-Mimecast-MFC-AGG-ID:Received:X-Google-DKIM-Signature: X-Gm-Message-State:X-Gm-Gg:X-Received:X-Received:Received:Date:From: To:Cc:Subject:Message-ID:References:MIME-Version:In-Reply-To: X-Mimecast-Spam-Score:X-Mimecast-MFC-PROC-ID:X-Mimecast-Originator: Content-Type:Content-Disposition; bh=fET7ABh8DxU0K65QA3i8E6Ktjfd/dJzP1kZDeiiS89I=; b=xk8Pq4a2sbcc7YLBjM+uA6LqMPMpi8NCu5h7B8HPehzDq3x3Cc5hvHik7tLpOgTt6/Pf MhssFbLq0AP4MKjHhmMh1rk+4CP+EcckqgrbQkWprPOrWO8/3z0WK/HwfHHVvz6l387KE aAVxVJycji0bNoKClTWj5b/IfGCtgLZBvv9j2+sZJ9GntRF1h2eJ4wCCYcHf3McwVHeAO aa9EpcB8fx8F8IMBp2jbO6Wg3Pua9dBZy65obCz9HXJyp/tQ+uQAdwKrKMMDOPRG1aFQG XdgKRCX6y70kKaw12MipXoF3Ef54Pk9HIZoPlUoU1HljE4uFfkwVtSdAPb+wMFFJtAw== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=HHaIlwAJ; arc=none smtp.remote-ip=170.10.133.124 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BD06C606A319 for ; Wed, 21 Oct 2026 19:41:39 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org BD06C606A319 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=HHaIlwAJ DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1792611698; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=fET7ABh8DxU0K65QA3i8E6Ktjfd/dJzP1kZDeiiS89I=; b=HHaIlwAJd6l8p1SKgCty/03wplPNYDp6uys4YhDZ4jWnl5vJxSFiqybdCmvNZPvw4OfStr CQblz+hZ9XKx6rA0F7OjLrNaYq5YwqDl7a2erm6ddUJo+6w5qGb22RKcjLP6YRNnSzcjrC sVg3dOXKMd5bpM7YbGVJ1G5/iXVXRQk= Received: from mail-wr1-f69.google.com (mail-wr1-f69.google.com [209.85.221.69]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-98-h8BBUiT8PKuQza85fgwAhA-1; Wed, 21 Oct 2026 15:41:30 -0400 X-MC-Unique: h8BBUiT8PKuQza85fgwAhA-1 X-Mimecast-MFC-AGG-ID: h8BBUiT8PKuQza85fgwAhA_1792611689 Received: by mail-wr1-f69.google.com with SMTP id ffacd0b85a97d-48af4046a3bso999770f8f.2 for ; Wed, 21 Oct 2026 12:41:30 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1792611689; x=1793216489; h=in-reply-to:content-disposition:content-type:mime-version :references:message-id:subject:cc:to:from:date:x-gm-gg :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=fET7ABh8DxU0K65QA3i8E6Ktjfd/dJzP1kZDeiiS89I=; b=eiDWgrkwfeGoZbxXJ4smjxW0s6v7tyUKgISbggL/0CcncKY81zfclWM90xpwjN9CAx JDipFORn2g3Falr3bLZFUkccWDOzrbTZry7tSTMsOWGFrenfLUjAn7vKh/0MEWlBLxKK CbxU8RSUz5EVzos8vEzZaHsG38Lz53ZPJZe1U1cq25UCQvrR0/ssCqaVyRmP1gS2BsD1 4JSmFccaqZbfkIC89ydMK+h48nOWZLLxQyPVpSbxuZ7DvaNazIDBoyRiZ1k5bsv70ESb zTVHGjrE9WlYji8qfkJsNu/HaV1Y7sOiXnh5qm6wlY0aRP7KgMCHaLSjqrAK9NiV2UNA zKPQ== X-Gm-Message-State: AFq9FYLA5mfS5ndupJGRdDf8M/h+OJnSDwtq2lvTCTpPNIWMcCmmSvPO QLQeoCBsxAdJOGLPQmGLm1KpPw4/bXueoyN8qHmUHcPd2M2Dz+SgnUwc/RRo9Pi9UtNzSCy2Jaq gm2GimiFz7q5tmutu3DxLyxG1xh5yN70QN0Stm3Y0G7HScbUnR2OmlhhvCF6BWboXmAly X-Gm-Gg: AYBFou3JM5D4Chs/6ak4H2rPrJg5tOQf/9gl/vkECmewBuWhpdo7x3f9HINzOnrk0BB JjSD65ClxlyaU6oPZ8Cc+DWc9IEOL5xSnwXY9C3M6nVc7awUUPG5cVMIxMrogePUNzfPkhv1RVG KV6Do4cxSReUeJbLZKwzPS0EtuaJP3WHwDsrVN7WgMgOPhkmqwV4lW9XkAhrwrb4ZFFbYJ4G0wq kvFff1nskw7/9ualEC0MIYerparqHlsia/cpsOTslZ6Ym0boMOnZm9TJSJ2iYtbHyTjqhwD/Oin yjLt0P/EIosSILKEeCvf0aubJAXKy2rOEiefvgWkLyvtWcZJe6LgYXvuQrr5yH+4GGA= X-Received: by 2002:a05:6000:2997:10b0:48d:ba3b:af36 with SMTP id ffacd0b85a97d-48e264c9548mr4897430f8f.37.1792611689089; Wed, 21 Oct 2026 12:41:29 -0700 (PDT) X-Received: by 2002:a05:6000:2997:10b0:48d:ba3b:af36 with SMTP id ffacd0b85a97d-48e264c9548mr4897387f8f.37.1792611688514; Wed, 21 Oct 2026 12:41:28 -0700 (PDT) Received: from redhat.com ([2a0d:6fc0:1536:fc00:b838:383:1c7:6e81]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-48e2581f0e2sm6839395f8f.15.2026.10.21.12.41.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 21 Oct 2026 12:41:27 -0700 (PDT) Date: Wed, 21 Oct 2026 15:41:25 -0400 From: "Michael S. Tsirkin" To: Peter Hilber Cc: virtio-comment@lists.linux.dev, Jan Kiszka , Stefan Hajnoczi , Trilok Soni Subject: Re: [PATCH v2] content: Reserve ID 52 for QPSFI device Message-ID: <20261021154020-mutt-send-email-mst@kernel.org> References: <20261021180031.7175-1-peter.hilber@oss.qualcomm.com> X-Mailing-List: virtio-comment@lists.linux.dev List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 In-Reply-To: <20261021180031.7175-1-peter.hilber@oss.qualcomm.com> X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: gUUpeSpszzr7v3LsKQNB3iPO22RnJ3TN4KBbJsV6wb0_1792611689 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Wed, Oct 21, 2026 at 08:00:31PM +0200, Peter Hilber wrote: > Reserve a device ID for QPSFI devices (Qualcomm Platform Subsystem > Firmware Interface). QPSFI devices expose functionality across SoC > subsystems through a common Virtio-based protocol. There are no plans to > standardize the devices. > > The Linux DCP display driver series is planned as the first user of this > device ID: > > https://lore.kernel.org/all/20261015-jshekhar-drm-msm-dcp-v1-v1-10-48aad0fe4f72@oss.qualcomm.com/ > > Device ID 51 is already reserved for the Virtio HAB device: > > https://lore.kernel.org/virtio-comment/20260702140939.3535968-1-zeloren@qti.qualcomm.com/ > > Signed-off-by: Peter Hilber What about the HAB btw? It was said the spec will be upstreamed did I miss that? > --- > > v2: > > - Rename the device from "Snapdragon device" to "QPSFI device". > > - Refer to DCP Linux driver patch as planned first QPSFI user. > > v1: > > - Was posted as "content: Reserve ID 52 for Snapdragon device": > > https://lore.kernel.org/virtio-comment/20260826115504.1955-1-peter.hilber@oss.qualcomm.com/ > > content.tex | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/content.tex b/content.tex > index 243ce2dde36b..7416939e67d3 100644 > --- a/content.tex > +++ b/content.tex > @@ -805,6 +805,8 @@ \chapter{Device Types}\label{sec:Device Types} > \hline > 50 & Video encoder/decoder device \\ > \hline > +52 & QPSFI device \\ > +\hline > \end{longtable} > > Some of the devices above are unspecified by this document, > -- > 2.43.0