From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4A13AC433EF for ; Thu, 24 Feb 2022 17:33:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229702AbiBXReH (ORCPT ); Thu, 24 Feb 2022 12:34:07 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35234 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230322AbiBXReE (ORCPT ); Thu, 24 Feb 2022 12:34:04 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 88D5F24FA34 for ; Thu, 24 Feb 2022 09:33:34 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 1BDFE61C27 for ; Thu, 24 Feb 2022 17:33:34 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id D4709C340EC; Thu, 24 Feb 2022 17:33:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1645724013; bh=Cev1r9hBAVI6M9nknPQtTA8yQ2EasgW0cPDYyo3Bovw=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Ch4n43tDX8xsiZMVydQaVtldPUJa9Euitsc3oXSFhIUtfhppUZPZoSoPMwMhkvbT+ SD+/lIelGYb9TKdaBu3xAgYwzyj+I4Rk+kBaBfUYWDCGHCttw96CTAGESiCei8Mf7K uXWTnl0iKw4wpMB/y7wOP42+eVYsYkiDzV9dy5Q5j3uGua4rYzd6st0JEBJf4pt/1q DIXWxYWkijNXOZ61/Pui1tnclRemj8k9M+kZC8ZiZsnyxJpRSeTdbP1872saD29tiG B8r5Mp2t2AR7GzVaYK/8NuV1KHXXXka9h4zj4dbxt9s0S0Y+V77Pc95z5TXtlEO0Oe fIyiVZ9KyqNFg== Date: Thu, 24 Feb 2022 18:33:26 +0100 From: Wolfram Sang To: Bough Chen Cc: Jonathan Cameron , "jic23@kernel.org" , "lars@metafoo.de" , "linux-iio@vger.kernel.org" , "pmeerw@pmeerw.net" , dl-linux-imx Subject: Re: [PATCH] iio: accel: mma8452: remove the reset operation during driver probe Message-ID: Mail-Followup-To: Wolfram Sang , Bough Chen , Jonathan Cameron , "jic23@kernel.org" , "lars@metafoo.de" , "linux-iio@vger.kernel.org" , "pmeerw@pmeerw.net" , dl-linux-imx References: <1645505151-5789-1-git-send-email-haibo.chen@nxp.com> <20220222164331.00002d18@Huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org > > Wolfram is there a standard way to work around missing ACK in cases like > > this? Would just ignoring the return value be fine or are their i2c masters > > that will get stuck if they don't get the expected ack? Did I get this right: the reset procedures terminates the ACK and STOP? And the client expects a new START condition for communication?