From patchwork Sun Jul 7 22:32:48 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Osipenko X-Patchwork-Id: 11034373 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 8ADAA138D for ; Sun, 7 Jul 2019 22:36:35 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7B13D281DB for ; Sun, 7 Jul 2019 22:36:35 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6EAC428249; Sun, 7 Jul 2019 22:36:35 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FROM,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 28640281DB for ; Sun, 7 Jul 2019 22:36:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728151AbfGGWf0 (ORCPT ); Sun, 7 Jul 2019 18:35:26 -0400 Received: from mail-qt1-f194.google.com ([209.85.160.194]:43678 "EHLO mail-qt1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728128AbfGGWfX (ORCPT ); Sun, 7 Jul 2019 18:35:23 -0400 Received: by mail-qt1-f194.google.com with SMTP id w17so13114910qto.10; Sun, 07 Jul 2019 15:35:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=6ICuZeSplUMLkTfqTJvkEHZk7YjPYPX7TJabyKVwwTM=; b=AdeG6WOwwDo6uXUZ4RDPowi0tNJ9inveFi52N/RSm9kywwrbKUHIlikirnrhFvdVF5 LW0iwjolrh04ooyDHSvlOFlkI8Hwmi0NIt31JDIAUClcmsqsc5ueDMKuJKrLSnFg+N/l t1ywdgbgGUc0OJ1HMbvrNGi1KT5ze19bWPEYkgh2Z1I6QRCjoW14utEr95sSp8KPz9Uu DiRRlBT3zw63A1qG9UmuH1PR3FKsD9q3DR71PqzBcRuwgNbBkNxQEb/xXpaw2erANmry QvpbGrv96bk0FrLwPwV6jsz1WDu4+7CPJu0RH3veWJFQarIWzg1gqbF6W09QeiYKYQdA FuDA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=6ICuZeSplUMLkTfqTJvkEHZk7YjPYPX7TJabyKVwwTM=; b=HNUwxluurGio3zYeEKS+wSfzONDC+Sz39xowTVLl96fSzMkWJoNApxFHp4IiQAqGEb 9B6ejB+FmwoZevjI03c2+CFbmJSEhn3cj2HIH82Q/cwkgkUzDQ6hQewLtS6icxo136O3 Hp5lZ5d9PyN5aiPAIwrbJoOzk1iOh6H7A6gSfMo7VoW3pN7/fPhv+tjyvpANmG4oJlAr sYbv7aODgtzkCwBN7jr+ct0qzC0Qlrbb6TfKs7EYYaLkXLh+x4li2to/RlEggKbiF5LJ U9j5IvDYhtjO1PpEUKBrd2xMK6aqLJqJqzmMwmFfks8jbfv+J4JY9+Whdh+7XupgENFI +XBQ== X-Gm-Message-State: APjAAAWZVkYAq4inO9mNe/Dn6TGEJnHBWcSmjY4weNlFK20YqKp16k8b 6skFoh9dW08FlUFk5eAOPjI= X-Google-Smtp-Source: APXvYqzz8l2Ogd2j+gAwakywckhxE39XSVdl3U2XwEO9xis9NJ04Pz9CpDwiFyYR+wYCXbxqHFtOnA== X-Received: by 2002:ac8:4a10:: with SMTP id x16mr11644087qtq.282.1562538922478; Sun, 07 Jul 2019 15:35:22 -0700 (PDT) Received: from localhost.localdomain (ppp79-139-233-208.pppoe.spdop.ru. [79.139.233.208]) by smtp.gmail.com with ESMTPSA id p4sm6998453qkb.84.2019.07.07.15.35.20 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 07 Jul 2019 15:35:22 -0700 (PDT) From: Dmitry Osipenko To: Thierry Reding , MyungJoo Ham , Kyungmin Park , Chanwoo Choi , Jonathan Hunter , Tomeu Vizoso Cc: linux-pm@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v4 09/24] PM / devfreq: tegra30: Reset boosting on startup Date: Mon, 8 Jul 2019 01:32:48 +0300 Message-Id: <20190707223303.6755-10-digetx@gmail.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190707223303.6755-1-digetx@gmail.com> References: <20190707223303.6755-1-digetx@gmail.com> MIME-Version: 1.0 Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Governor could be stopped while boosting is active. We have assumption that everything is reset on governor's restart, including the boosting value, which was missed. Signed-off-by: Dmitry Osipenko Reviewed-by: Chanwoo Choi --- drivers/devfreq/tegra30-devfreq.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/devfreq/tegra30-devfreq.c b/drivers/devfreq/tegra30-devfreq.c index d5d04c25023b..32fe95458ee7 100644 --- a/drivers/devfreq/tegra30-devfreq.c +++ b/drivers/devfreq/tegra30-devfreq.c @@ -536,6 +536,9 @@ static void tegra_actmon_configure_device(struct tegra_devfreq *tegra, { u32 val = 0, target_freq; + /* we don't want boosting on restart */ + dev->boost_freq = 0; + target_freq = clk_get_rate(tegra->emc_clock) / KHZ; dev->avg_count = target_freq * ACTMON_SAMPLING_PERIOD; device_writel(dev, dev->avg_count, ACTMON_DEV_INIT_AVG);