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 X-Spam-Level: X-Spam-Status: No, score=-2.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3D6F0C54FCC for ; Tue, 21 Apr 2020 15:18:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 188862068F for ; Tue, 21 Apr 2020 15:18:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="KFdn9bFS" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725987AbgDUPSu (ORCPT ); Tue, 21 Apr 2020 11:18:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56182 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725613AbgDUPSu (ORCPT ); Tue, 21 Apr 2020 11:18:50 -0400 Received: from mail-lf1-x144.google.com (mail-lf1-x144.google.com [IPv6:2a00:1450:4864:20::144]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B93B0C061A10; Tue, 21 Apr 2020 08:18:49 -0700 (PDT) Received: by mail-lf1-x144.google.com with SMTP id f8so11410641lfe.12; Tue, 21 Apr 2020 08:18:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=ZMuHqueuAGGkntprsYha7PMA6DHItqgb/BeZ0El+gH0=; b=KFdn9bFSOvnx9Q+kK3mFwREzU7r00XuRav+CVQQCfQF5rwKod52/yFRXXmfBZCcPU7 0XcQ0dZBhO3TtuNQCIHUFZRIRsfumbAgUxyNgbyYY2GZK1GMJl8L6d1VQZ0dxCFmHZkX hvsdvrT1a/orXG+8e7X+uA1SB8LKZi6/ofoY3beqKt/5DePB/+ejR3waPIynPngP8+ue kWC/ZSgNw9ktAMNK01wbVx5mYAPpFZWlShSQsDC0QJCgib1WJ6uPwqDC9xzolsms3tm/ AiXHstvvcxFPMVUxWvoosuwSNHgvqwyrDIYe//YMcnKouvwfx30JzMh+CF3sJOPZHh6T WImw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=ZMuHqueuAGGkntprsYha7PMA6DHItqgb/BeZ0El+gH0=; b=MBY3g7C2dZhjByszaLO5tP5tR3kDbV+7Nfpjk7gaoOL8uhcsgsjD1JkXecKZlmOUK6 C4juJ9Z36P4uFUohnNFqV3BWowy1yXXuvzC8U9r8bTzBIlyjYNuT0Be3grJvyu/acMpM l3S5i4bpCZt98ax6afMh8Xs879cavq/deRgT56excC/wv3WKPc4vJtQCzgPIQ2puDL/P 4F3WlWZ5WY6Q7ezbW+YocYkqIdG2aeiIJlkebwPWX8/9tvKK5xGLlT4IVIzZmPPMoSns iKjzdwYukOEzlvAA2h1xtNgNXB0E+NByTu6chhcsdlRfTLNmXyt5Zf2+iKmz8CHbzgql l/tQ== X-Gm-Message-State: AGi0PuZyBUvJMZwosbxmY9CA7f4Oj7yun4lee++Cza3kiRrvoCcdmOAx 5sgpIHHE4wx20/D3GqhjiKHHrJOq X-Google-Smtp-Source: APiQypJ8imQtXdoStKdTUrA+kpimeOG5UETj7m3+reRwLhmKPPVA7066mL3+e67Bift5WGYwM2iukg== X-Received: by 2002:a05:6512:6cf:: with SMTP id u15mr13841140lff.98.1587482328020; Tue, 21 Apr 2020 08:18:48 -0700 (PDT) Received: from [192.168.2.145] (ppp91-78-208-152.pppoe.mtu-net.ru. [91.78.208.152]) by smtp.googlemail.com with ESMTPSA id m193sm2428369lfa.39.2020.04.21.08.18.46 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 21 Apr 2020 08:18:47 -0700 (PDT) Subject: Re: [PATCH v2 1/2] i2c: tegra: Better handle case where CPU0 is busy for a long time To: Jon Hunter , Thierry Reding , Laxman Dewangan , Wolfram Sang , Manikanta Maddireddy , Vidya Sagar Cc: linux-i2c@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org References: <20200324191217.1829-1-digetx@gmail.com> <20200324191217.1829-2-digetx@gmail.com> <1e259e22-c300-663a-e537-18d854e0f478@nvidia.com> <8cd085e1-f9fd-6ec0-9f7a-d5463f176a63@nvidia.com> From: Dmitry Osipenko Message-ID: <93b738f2-ccf2-68ed-3ca5-30945bd40521@gmail.com> Date: Tue, 21 Apr 2020 18:18:46 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Sender: linux-i2c-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org 21.04.2020 17:40, Jon Hunter пишет: > > On 21/04/2020 14:25, Dmitry Osipenko wrote: >> 21.04.2020 12:49, Jon Hunter пишет: >> ... >>> I can try the above, but I agree it would be best to avoid messing with >>> the suspend levels if possible. >> >> Will be awesome if you could try it and report back the result. >> > > I gave it a try but suspend still fails. Is this regulator error gone with my changes? [ 60.450346] WARNING: CPU: 0 PID: 653 at /home/jonathanh/workdir/tegra/mlt-linux_next/kernel/drivers/regulator/core.c:2603 _regulator_disable+0xb8/0x1b4 [ 60.463959] unbalanced disables for vdd_pexa,vdd_pexb