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=-9.8 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,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 0D160C0650F for ; Tue, 30 Jul 2019 16:32:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D0BB8208E4 for ; Tue, 30 Jul 2019 16:32:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="ThonQR5N" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732965AbfG3Qcy (ORCPT ); Tue, 30 Jul 2019 12:32:54 -0400 Received: from mail-wr1-f66.google.com ([209.85.221.66]:45995 "EHLO mail-wr1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732875AbfG3Qch (ORCPT ); Tue, 30 Jul 2019 12:32:37 -0400 Received: by mail-wr1-f66.google.com with SMTP id f9so66460546wre.12; Tue, 30 Jul 2019 09:32:36 -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=Le+gPqc9tIQojy6SU5vThsC8LVskQQb69uxlrI0JsWQ=; b=ThonQR5NO1MwLW/8JmmHvoM0emVn+1GOrm2plUd6BXed715xsPEli04ZdADVsx8GK2 dyUcBuBzKG2Iprzjoo7Li3DfI2LnZnY5Y6Mt7gT3/lcViRTxmIBO5/wkuYktxR0mcXTo w1ZMqdWOVE2Sfe7XVhKjzPuj0elSi/fbsfjI3GKWVQeskiJIQPKy0gTTU7jl0jh49r5M a8bpYlU2aYGu9jGfccr6kv2YP1X7fuY/wSB0bh/ciOWJ5ZuVxW8fIk/oUgl2cA/fb+7k mGmsJtYBTolFmxOUSA31SclPoL3g/OHYJFzzKRNOx8szxVYUphX/tSZKM9ZY56Ub+Asy wupQ== 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=Le+gPqc9tIQojy6SU5vThsC8LVskQQb69uxlrI0JsWQ=; b=CAOfGVp5JvbtrhQY2jFb6Yg1ID8OntUWX6u0UvR3SHZSxMhpd/KmLepKgHcwmbFiM9 avoWKUiFXv86ZK6CoPul6jVH48jAYLFeF+FpSgE0QNuLyzb231/YtyzfFq3ZdneU10uy ldooUGIsyEO5K77MWRUisv61CVVaQLNYG5SLc98/v+rKtUPlVpdH8mz0+nuVcRziB64p C0ONAnM0ZR203u90Wf5VNuPN86DWybsxEy1UClRsmA67kJH5BRK7mn9fOXReMx7EIoKd 9x3SqY2I4D1BeJKCoDDYWsh9o12eW0FCeA30KnBNh5vpo8Qa1aQTR8QOwPXQ0wZSNljA 4oRQ== X-Gm-Message-State: APjAAAUwe9jhh1i8CCZ2/vZloqshECdnw2uhdxwzt3dx9YAFSGR97nwU v1Zj3lLJ44/AFgMutzg48Io= X-Google-Smtp-Source: APXvYqyAmW83NC2q6/Fkgl/M/lLil+J3NzM/Cyfj0gFaeMT8v1hCIN4G/cFmzhPIhHDkYfTXnRno8Q== X-Received: by 2002:a5d:4111:: with SMTP id l17mr5371078wrp.59.1564504355595; Tue, 30 Jul 2019 09:32:35 -0700 (PDT) Received: from localhost.localdomain (ppp91-78-220-99.pppoe.mtu-net.ru. [91.78.220.99]) by smtp.gmail.com with ESMTPSA id c65sm64835175wma.44.2019.07.30.09.32.34 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 30 Jul 2019 09:32:35 -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 v5 13/20] PM / devfreq: tegra30: Reset boosting on startup Date: Tue, 30 Jul 2019 19:22:29 +0300 Message-Id: <20190730162236.6063-14-digetx@gmail.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190730162236.6063-1-digetx@gmail.com> References: <20190730162236.6063-1-digetx@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@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. Reviewed-by: Chanwoo Choi 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 762e17323095..6e8ae20c3bf1 100644 --- a/drivers/devfreq/tegra30-devfreq.c +++ b/drivers/devfreq/tegra30-devfreq.c @@ -684,6 +684,9 @@ static void tegra_actmon_configure_device(struct tegra_devfreq *tegra, { u32 val = 0; + /* reset boosting on governor's restart */ + dev->boost_freq = 0; + dev->avg_freq = clk_get_rate(tegra->emc_clock) / KHZ; device_writel(dev, dev->avg_freq * ACTMON_SAMPLING_PERIOD, ACTMON_DEV_INIT_AVG); -- 2.22.0