Received: by 2002:a25:1506:0:0:0:0:0 with SMTP id 6csp2030118ybv; Fri, 21 Feb 2020 07:37:45 -0800 (PST) X-Google-Smtp-Source: APXvYqwzHD9PxMSE8RXxpos9Z7o1jx8zYPZ1ZsFk1UbMhFgJqChAbhcDlTGMCzz6WaecrUp857+U X-Received: by 2002:a9d:2184:: with SMTP id s4mr27088047otb.121.1582299465546; Fri, 21 Feb 2020 07:37:45 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1582299465; cv=none; d=google.com; s=arc-20160816; b=LejqwY9SRACT4FUhJ32JVUyg1gZg78q6/NoZ3LT5WMhHbWnYV846lVbN5x+XYbZUTi C8a3llRQGdFa83I9oSeX1CUazV9zyi7+JNJpuPExXLyMocqkqZSTAQ+SZH9crCnEsWx7 xORFFp92hukBD6XE+IgXq38fKA++V5HCbbMAMDmBJh2gH0xV5Z6PR8yNu+D68IB8H4mv 3Fcviq5jdNwpYKopP9FndFamHq4YkqN1dq+eRc1sYHTSlvSoJTS5L0dbvE/jT1pHUWqT UGEZlUjxNbLEAin+LvHujqjKLT70agSVOx9KorYm3+fybVjWchgHvyGITZjFxBqr84b8 Jlfw== 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; bh=mOBq/DnlITgcMyGEsOv/16qY2RfS/eYU8Wrrz6Eva3A=; b=s2A3AzSbEu4lBB5I0/uXAw19gm6ORZCvDkwu52ISraTKXdAJM/3Q86vLXmB+7BdKvm doGJWgwMI/pGz/DlPjCY3zX91i0VaDjiTy6tWUIPuJyPpeBqrveMmxKfQAqeaqQ5i/JB XsSdm7U1tyqTm3rY5Srq40VTfzAYFrF9xoSN+6UdHan21RPxnrzwGPOraAHiWl96+66e +sCyidAH55atp/8sHOfZ06MM6ZmFXBbgBwLmqUaJPWZr2DW38mIXjnzP8pljEuIL6sXz iFFznCR+78z3FERBBsZopRYrZpJGlSujPAH6VxETPxxSldu3DlchN4RSotyPXwlRihpY Q1kA== ARC-Authentication-Results: i=1; mx.google.com; dkim=fail header.i=@infradead.org header.s=bombadil.20170209 header.b=TY0RXMwJ; 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 a17si1554338otp.236.2020.02.21.07.37.32; Fri, 21 Feb 2020 07:37:45 -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=TY0RXMwJ; 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 S1729182AbgBUPgj (ORCPT + 99 others); Fri, 21 Feb 2020 10:36:39 -0500 Received: from bombadil.infradead.org ([198.137.202.133]:43336 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728081AbgBUPgh (ORCPT ); Fri, 21 Feb 2020 10:36:37 -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; bh=mOBq/DnlITgcMyGEsOv/16qY2RfS/eYU8Wrrz6Eva3A=; b=TY0RXMwJFDfbeRIjGlCC1oEc38 VEw6sYUqBf1rgqJPRie4U5JOEBc3EiEY5V7x9pK7yJfj52VpMUBgGvcVQ1jdv3qG5KiukUNVjllQv eoMWUwgeYbbORIpoMW+x38rcZOK1kGyuRNmNv4PVoyKX75u7PLdDCtmHsRjdvz6Xe9+X5Vu+UPlEW Eef3FM4yjlaQJuEd2L1rGxOYJCmUyZB1UFeLhHhvZATBFDNARv9yzMiv7UuEPpGnptAsBkhRKPkbz D+q9gwn/Mm9kQrcWe3Zq5b8xYQdu52xq180ZRDbOYtWRAetzH1we52lPzdNRlps4jbY5LFDvaHOnU CQATVA4A==; Received: from [2601:1c0:6280:3f0::19c2] by bombadil.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1j5ALw-0006Lr-NS; Fri, 21 Feb 2020 15:36:32 +0000 Subject: Re: [PATCH v3 5/5] add i3cdev documentation To: Vitor Soares , "linux-kernel@vger.kernel.org" , "linux-i3c@lists.infradead.org" Cc: Joao Pinto , Jose Abreu , "bbrezillon@kernel.org" , "gregkh@linuxfoundation.org" , "wsa@the-dreams.de" , "arnd@arndb.de" , "broonie@kernel.org" , "corbet@lwn.net" References: <13770b93-d98b-81d7-0cab-92daf9151ee6@infradead.org> From: Randy Dunlap Message-ID: <994bfe97-af31-3423-c293-2beb75e0406a@infradead.org> Date: Fri, 21 Feb 2020 07:36:31 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.4.1 MIME-Version: 1.0 In-Reply-To: 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 2/21/20 2:31 AM, Vitor Soares wrote: >>> +BASIC CHARACTER DEVICE API >>> +=============================== >>> +For now, the API has only support private SDR read and write transfers. >> only support for private >> >> For the unfamiliar, what is this "SDR"? (thanks) > SDR stands for Single Data Rate. In I3C we can also have High Data Rate > (HDR) modes: > - Double Data Rate (HDR-DDR); > - Ternary Symbol Legacy (HDR-TSL) > - Ternary Symbol for Pure Bus (no I2C devices present on the bus) > > Should I use Single Data Rate instead SDR for the first time? Yes, please. thanks. -- ~Randy