Received: by 10.213.65.68 with SMTP id h4csp1358073imn; Mon, 19 Mar 2018 01:43:51 -0700 (PDT) X-Google-Smtp-Source: AG47ELtClWk8xplEMR9xS6bcJ5tFj1e7daTR/Dw4zbqTzplTQoV7eyB1nGH3+ZJkr7Szv0s0y44u X-Received: by 10.99.96.19 with SMTP id u19mr8306246pgb.261.1521449031502; Mon, 19 Mar 2018 01:43:51 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1521449031; cv=none; d=google.com; s=arc-20160816; b=kbGoYgb46NkxjLrkEpBQsU69JCWqjz2tQi5i+Od0w05FFp9Dj9Z5vPV9RuZX4s4sgT OPPQq/dgRi1NzWK3qM53xkQi5QREce3Y+f9pCfO0CB/svXAAgFFpAS+Qx8Efid0Xos2n 4A9oJzjqS9dOT4S8VFS3K9mN52dM5QOn125B9UhIMxp4v6EO3eESUUyd4aWCaTZC6nzU ZXx4RT/sTsyQ20vyHL2IY7UCacFqyUr70knumKfAfJLY1ZBc+ouMtA5CHOmBi4PwCswH JPoe5Td5/+ON+JKslTzPpSad+uBhPsCibwu5TZwrH9V6AB9t5S1SkZ/FSZnIDAF2xueX w/rQ== 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:arc-authentication-results; bh=yA80N+L7T1xH5W2S/TwKNOIpcF1ybeJ18TQTB2B57tc=; b=u03T+DQty0XH7xU5ivIkvyBePDn8IsQcVwkqI+M9toaxUXOEoKIKuhWQG/J4HWgdLy da2YOkvbru9okU65JCfy7mn5R2mqcVMTm7ppaCObDxTCKB/CeXW5psG1ZZmC3lSu2Si9 /j0P3lDNb+dCw0ebHV0UntkF3O+KI4oZsODZ/CWDs4L6NDzJn4kR2ttW8gNKVK9sfBUM k9MUiT8UIy1Gd5FwP+R4X2eivVsDbVWIY2S5Itfq4/BhvCLurk4gPV2HPDiisFzG+4Gr fCS3vkQ3kHDoIZ0UHpV1auHkLTPgtWatv0kbHDBr/Hs2ICb7t9E6J4wkO9pElV+5Vd6v Yf8A== ARC-Authentication-Results: i=1; mx.google.com; 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 m11-v6si12249623pla.724.2018.03.19.01.43.37; Mon, 19 Mar 2018 01:43:51 -0700 (PDT) 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; 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 S932610AbeCSIlq (ORCPT + 99 others); Mon, 19 Mar 2018 04:41:46 -0400 Received: from mx07-00178001.pphosted.com ([62.209.51.94]:56391 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932301AbeCSIll (ORCPT ); Mon, 19 Mar 2018 04:41:41 -0400 Received: from pps.filterd (m0046668.ppops.net [127.0.0.1]) by mx07-.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id w2J8YCsp011022; Mon, 19 Mar 2018 09:41:22 +0100 Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 2grsc1sbqr-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Mon, 19 Mar 2018 09:41:22 +0100 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 480A146; Mon, 19 Mar 2018 08:41:21 +0000 (GMT) Received: from Webmail-eu.st.com (sfhdag5node2.st.com [10.75.127.14]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 101611659; Mon, 19 Mar 2018 08:41:20 +0000 (GMT) Received: from [10.201.23.236] (10.75.127.50) by SFHDAG5NODE2.st.com (10.75.127.14) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Mon, 19 Mar 2018 09:41:20 +0100 Subject: Re: [RESEND PATCH v1 2/6] i2c: i2c-stm32f7: Add slave support To: Wolfram Sang CC: Maxime Coquelin , Alexandre Torgue , , , References: <1520852023-27083-1-git-send-email-pierre-yves.mordret@st.com> <1520852023-27083-3-git-send-email-pierre-yves.mordret@st.com> <20180317205109.gocf5wemtjkyomct@ninjato> From: Pierre Yves MORDRET Message-ID: <5a3c5b21-bc66-ce73-a997-f686ecc275f3@st.com> Date: Mon, 19 Mar 2018 09:41:20 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.6.0 MIME-Version: 1.0 In-Reply-To: <20180317205109.gocf5wemtjkyomct@ninjato> Content-Type: text/plain; charset="windows-1252" Content-Language: en-US Content-Transfer-Encoding: 7bit X-Originating-IP: [10.75.127.50] X-ClientProxiedBy: SFHDAG3NODE2.st.com (10.75.127.8) To SFHDAG5NODE2.st.com (10.75.127.14) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2018-03-19_05:,, signatures=0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org I do believe the hw can support it, even it looks odd to me having the same I2C in slave and master mode at the same time. Nevertheless the driver is devised to support either master or slave more but not at the same time. Regards On 03/17/2018 09:51 PM, Wolfram Sang wrote: > >> + * @master_mode: boolean to know in which mode the I2C is running (master or >> + * slave) > > It can't do both at the same time? >