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[209.132.180.67]) by mx.google.com with ESMTP id x4si119914pgo.278.2018.02.27.15.19.52; Tue, 27 Feb 2018 15:20:07 -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=pass header.i=@linaro.org header.s=google header.b=Gr97kdNl; 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; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752007AbeB0XRn (ORCPT + 99 others); Tue, 27 Feb 2018 18:17:43 -0500 Received: from mail-it0-f49.google.com ([209.85.214.49]:37322 "EHLO mail-it0-f49.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751831AbeB0XRk (ORCPT ); Tue, 27 Feb 2018 18:17:40 -0500 Received: by mail-it0-f49.google.com with SMTP id k79so1243196ita.2 for ; Tue, 27 Feb 2018 15:17:40 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:content-transfer-encoding:in-reply-to :user-agent; bh=Mqe+uGKQevfhjl75xfl8Ce8QO4lV0c0aoBLLlYVmu3g=; b=Gr97kdNlwSZ98c+9PohIH/bNXKoQnXFxr72jV1jc2orHvZocpk6l8QXupgZdzd4u4l QJJbeHQI9p924fumQbbPkesWnN5hR3ZstiwnwN2iK1wfeWoYmXde9ndNhVvHG6zsnWWh 7Ic5i5kwiTRlPNLW1Ru6ByYMiptvE9DLZLC9A= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:content-transfer-encoding :in-reply-to:user-agent; bh=Mqe+uGKQevfhjl75xfl8Ce8QO4lV0c0aoBLLlYVmu3g=; b=QagdT4xgz2o+3Ooi8oUgj0Br7RUjSzzKeBXEp0ii+sHeDr3qvWGalHVrkh9attSI/F jthaMMO/EH3jM96rshoioQWq1nrdHVnhbmvf+0Xjt4SFpUJkIq+lFk8ReYsE8Llg+gPP k3NHBc1WA9QL/LUMK73/9wQVKfITxoSo7i7bBkJi99y7VotQyHakJ2NxBB7Pxg6jErpl TSulp/9mEure+lQIuNiGUFckzkVj/NDtG8JntL6YFiAyvmEYm6TLoCjI3gSEtM3707Qk 83Vi+/ngyz1ga2m7CMEgArhX4jZjJzpNts2I6lCCBByKpiT0gtx5iKvg74khsLYKxonT GhZg== X-Gm-Message-State: APf1xPD/oD6DCTvXv5Z9ceMsBGWBvpoY/3t1pabR5x+Ml5XtzS6CAMND RkxMgtxn7lLLXaaDoQD44q1CDJZMTOg= X-Received: by 10.36.69.30 with SMTP id y30mr18842505ita.39.1519773460141; Tue, 27 Feb 2018 15:17:40 -0800 (PST) Received: from localhost ([2600:1700:8c61:6240:20cb:1985:36b:544f]) by smtp.gmail.com with ESMTPSA id a188sm385144itg.30.2018.02.27.15.17.39 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 27 Feb 2018 15:17:39 -0800 (PST) Date: Tue, 27 Feb 2018 17:17:39 -0600 From: Andy Gross To: Abhishek Sahu Cc: Wolfram Sang , David Brown , Sricharan R , linux-arm-msm@vger.kernel.org, linux-soc@vger.kernel.org, linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 10/12] i2c: qup: send NACK for last read sub transfers Message-ID: <20180227231739.GK20901@hector.attlocal.net> References: <1517644697-30806-1-git-send-email-absahu@codeaurora.org> <1517644697-30806-11-git-send-email-absahu@codeaurora.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <1517644697-30806-11-git-send-email-absahu@codeaurora.org> User-Agent: Mutt/1.5.23.1 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, Feb 03, 2018 at 01:28:15PM +0530, Abhishek Sahu wrote: > According to I2c specification, “If a master-receiver sends a > repeated START condition, it sends a not-acknowledge (A) just > before the repeated START condition”. QUP v2 supports sending > of NACK without stop with QUP_TAG_V2_DATARD_NACK so added the > same. > > Signed-off-by: Abhishek Sahu Reviewed-by: Andy Gross