Received: by 10.223.176.46 with SMTP id f43csp1146861wra; Fri, 26 Jan 2018 12:40:55 -0800 (PST) X-Google-Smtp-Source: AH8x22518zC31/Qnhk33KxZhckg1TxfR9li1o/yCA5QRXwHq8rfYN219d6U5omOTyP7uvz5DUJfx X-Received: by 10.101.86.137 with SMTP id v9mr16280572pgs.353.1516999255755; Fri, 26 Jan 2018 12:40:55 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1516999255; cv=none; d=google.com; s=arc-20160816; b=WiROCqIbbetWVux9TmDR5ZtymwVBjucWey+TDzkmtywgwPtxg/pyl15C3VnRAKrItc ULrHyXA6i7Y0ASd5hZrxAspJX+bo1eyh3hdFDBxcPAbETqSsdN+iXfXrL2DYw5fB5dnk 0FTXdeey6XeIGZlCpk3P04WE4SURfTk7QHVDHMXQCk34XdbAl9hSwM2NQcvMlnvjQWD/ sytGiFT5qAu7MZmOBO7k5EP/oN1XF7CQdpE7RAmCtrEKzn3wRUefdCBu87IJpl6G8tFq IrqpLEyU6X4hBZJvFiTaVknhjgbA/Rxne/lGnp9cfz+2yRrYUMcPU9tMp+c7V9IY0iXM egJQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding :content-language:in-reply-to:mime-version:user-agent:date :message-id:from:references:cc:to:subject:dkim-signature :arc-authentication-results; bh=o8oLfPkll9f9QeWUunf/ZwARIPWIi5S+i0DcO9w+j+w=; b=mwEuSPY2/C3ZbAAviGkJ8lf4iCUG6CDJX9DSMfL1Alsp3VGJIIM/ACOQ8P1FvRFL+K sI3Owvx1Dnf/CRGgDzN15UpynZw5meSVKWESD5r3ZjqymZ4Ibu1FZDbSiqBe/bLU3s04 YBFgn9h0QzNuZcvu3UsZ4+XtEEplU7xMnVkTohX0aXRmnABReh/ZN2CLgLbrw/Fmk4Ov Kb45SoDe36UaWXNKZugOegxVspMX4zG/Q+IdP7vmjVmk8y2GLsBV02WRhxfyDls1hdQu qKmKYL6JPYIh9a5FvXbt1kcyT/EHRMRWLxKs3qQ2ztQcHpSdA1EI7hQ1PjMEU/EXZQI2 Wk9Q== ARC-Authentication-Results: i=1; mx.google.com; dkim=fail header.i=@infradead.org header.s=bombadil.20170209 header.b=RtS+6O8F; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id c15-v6si4241514plk.327.2018.01.26.12.40.41; Fri, 26 Jan 2018 12:40:55 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=fail header.i=@infradead.org header.s=bombadil.20170209 header.b=RtS+6O8F; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752029AbeAZUkP (ORCPT + 99 others); Fri, 26 Jan 2018 15:40:15 -0500 Received: from bombadil.infradead.org ([65.50.211.133]:36321 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751363AbeAZUkO (ORCPT ); Fri, 26 Jan 2018 15:40:14 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: Content-Type:In-Reply-To:MIME-Version:Date:Message-ID:From:References:Cc:To: Subject:Sender:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=o8oLfPkll9f9QeWUunf/ZwARIPWIi5S+i0DcO9w+j+w=; b=RtS+6O8FO/IxljlFDNPkJvhnA DX+d/OjE4IhRLx4j/58oUo42V/Js1KYkqwVIKyStsbaSPkUw48VoUthAmJLeVtWpjx30KcPdxK1PI tj6pU4r2+vdAKxIuL1aU/vostC6xSf//h5NLK7hlU67BKqQNL5QM9piFgWfJsfcn1ZzAtelqmI7D2 YvcxtTtm11I25I0fU7QK06yf1jHad7+nw6CUBcePGJnksqrHNP22N2SAEWDHCEIF07MHpAZSnuoT5 9KROMKpeGvNnp1XkKtgc8e5qTk1vdnVNX2s3EVD9nPwDthkotQ8IL3BmSXYSpiB32kpZZIgKknXcW SYwO997gQ==; Received: from static-50-53-52-16.bvtn.or.frontiernet.net ([50.53.52.16] helo=dragon.site) by bombadil.infradead.org with esmtpsa (Exim 4.89 #1 (Red Hat Linux)) id 1efAnD-0008Or-UL; Fri, 26 Jan 2018 20:40:12 +0000 Subject: Re: [RFC PATCH 6/8] v4l2: document the request API interface To: Alexandre Courbot , Mauro Carvalho Chehab , Hans Verkuil , Laurent Pinchart , Pawel Osciak , Marek Szyprowski , Tomasz Figa , Sakari Ailus , Gustavo Padovan Cc: linux-media@vger.kernel.org, linux-kernel@vger.kernel.org References: <20180126060216.147918-1-acourbot@chromium.org> <20180126060216.147918-7-acourbot@chromium.org> From: Randy Dunlap Message-ID: <98ccb2f3-156e-2f4e-4630-9d16d157d65b@infradead.org> Date: Fri, 26 Jan 2018 12:40:10 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.3.0 MIME-Version: 1.0 In-Reply-To: <20180126060216.147918-7-acourbot@chromium.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 01/25/2018 10:02 PM, Alexandre Courbot wrote: > Document how the request API can be used along with the existing V4L2 > interface. > > +Request API > +=========== > + > +The Request API has been designed to allow V4L2 to deal with requirements of > +modern IPs (stateless codecs, MIPI cameras, ...) and APIs (Android Codec v2). Hi, Just a quick question: What are IPs? Not Internet Protocols. Hopefully not Intellectual Properties. Maybe Intelligent Processors? thanks, -- ~Randy