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=-8.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 393FFC4321A for ; Thu, 27 Jun 2019 21:13:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 101C42133F for ; Thu, 27 Jun 2019 21:13:40 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="pZU2Jmgc" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726961AbfF0VNk (ORCPT ); Thu, 27 Jun 2019 17:13:40 -0400 Received: from mail-lf1-f66.google.com ([209.85.167.66]:44414 "EHLO mail-lf1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726688AbfF0VMe (ORCPT ); Thu, 27 Jun 2019 17:12:34 -0400 Received: by mail-lf1-f66.google.com with SMTP id r15so2492817lfm.11; Thu, 27 Jun 2019 14:12:33 -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=uvMmiKBn7AEhHhpE3q3+A5FM/DLQaLbsSu9JPbCMwBU=; b=pZU2JmgcDyEO3ZHWHZBMzJVpJALjTJ+PeJ/S/erZCOUhWrM1BG3O4CZNbd/7TyLsL7 ha4A/mb8TUXuXe6qutpC4vuyF0tDfA/SuBomDPnovfxHiwDR9cbZ8CHCTktVT0ynoSG2 qfqDUFWGYE7cfHJ8opfqrKalWNy+Q3PPVOS4WjrOWJ9oHri1uWj6xNfsfCsdkWZ1cQeq 59Vk/6onedpvPePF9q7yrzm4q+ZbDrqkx/QC5nhtvYBdP5meFeJNW6MBFDOfFhOKnFGN 3xxTFGBlXnIjiRL5MU/3fbe88dzwAso7i2hoj30vaPJ2RvMHfzPVi2a2XZ64f3idVnS/ E8Fg== 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=uvMmiKBn7AEhHhpE3q3+A5FM/DLQaLbsSu9JPbCMwBU=; b=sOlmCRe9CTuBWxoPGnCl3x/dKlHl6neXF9RIJ01lfgxgLWE9swzAcAmSUD1MT4IvaS ct3sornH+nmxLcM/ljCWf1JCDIZEqJ396J4AW0APFozjn1qkF1Fhx5woTAQc0wzJyfFi 4gQU0HVpwdVfbGHmXA6Kb3nnQX7orh2u5fQRxeDSJjmOfnTgYW/gmOYwkUh7ISml37y+ 1AFPAD8HcHsvGQ1R5iHSextGm0x1yDstbk//voXVpwNrWltT4829OX7RMSayoLIXzHUw vxukr4ZMGI19ARSNu066K/rR9isNfUOMI+5OOkxW/bKOifG417BcHWJqqvUDWd8FXcd7 4S4w== X-Gm-Message-State: APjAAAXzRXrgL4jGaiTXM1xPh90Zvn7fx5Yv1ptvKkr2Q9RaAM87YqCf u2CW6c4VU7MXLCidUbxp4/2Uz7WK X-Google-Smtp-Source: APXvYqw+KhLgpl/Z+ipfy4bPfOAIIV+WwyZnVn4QV9qlXmOCt7kXkCVyZwBDJigWH7kEmz6TkEn2SQ== X-Received: by 2002:a19:710b:: with SMTP id m11mr3204243lfc.135.1561669952804; Thu, 27 Jun 2019 14:12:32 -0700 (PDT) Received: from localhost.localdomain (ppp91-79-162-197.pppoe.mtu-net.ru. [91.79.162.197]) by smtp.gmail.com with ESMTPSA id p29sm30485ljp.87.2019.06.27.14.12.31 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 27 Jun 2019 14:12:32 -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 v3 09/22] PM / devfreq: tegra30: Reset boosting on startup Date: Fri, 28 Jun 2019 00:11:02 +0300 Message-Id: <20190627211115.21138-10-digetx@gmail.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190627211115.21138-1-digetx@gmail.com> References: <20190627211115.21138-1-digetx@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org 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 --- 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 1751d17f9a1c..cca2fc15bafe 100644 --- a/drivers/devfreq/tegra30-devfreq.c +++ b/drivers/devfreq/tegra30-devfreq.c @@ -535,6 +535,9 @@ 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); -- 2.22.0