From patchwork Mon Nov 4 21:56:07 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Osipenko X-Patchwork-Id: 1189211 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="sNRGPYTh"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 476RzT19sbz9sTm for ; Tue, 5 Nov 2019 09:19:17 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388977AbfKDWBL (ORCPT ); Mon, 4 Nov 2019 17:01:11 -0500 Received: from mail-lf1-f68.google.com ([209.85.167.68]:45403 "EHLO mail-lf1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388969AbfKDWBK (ORCPT ); Mon, 4 Nov 2019 17:01:10 -0500 Received: by mail-lf1-f68.google.com with SMTP id v8so13411162lfa.12; Mon, 04 Nov 2019 14:01:08 -0800 (PST) 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=rEzUAio8OEZBvo9nZSIV3+A/WsfLupbu1br1SQPd2S0=; b=sNRGPYThLEo6m9M+I5V9UFFOPfVuWsHtnKW7NvWNdf1d6mRVhLECezllEPq0z+73/k uydbKS4hz84tlGFc9GMOGbgh8RYikQYO4D+XinQHsoXrQkcSXIh6E8ToEli1XTibdsdG U3uUKNWXGhrAMKKb5188kU4aB4W9nl0K029R89i/kFxy5NWigTGcqyshYkwo9B1Oy/iq W81a4cwhk86LG4n3bktfJV0nGDSZbjFQ/pgvAp/lMP1QKN5toZvRK/8ZqzztBMlN0Gpf YSD5TIOooqrhPvTLBZzkYGOBZsqdd1mjtcgcuPGZyxzKGNHlrCXSaXouWvWE8EFlGTBL xnvw== 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=rEzUAio8OEZBvo9nZSIV3+A/WsfLupbu1br1SQPd2S0=; b=nPD3SCw86wsTPnaxZp2mEcXet7CsHZS34Qe+2GW7B2zcZOv+ye/KucYvoqFAxQvws3 SKE5tP2SzPlq9lmzoiOkpPat2u+AbU2bCZioUzT0aEHzBV3UeRQ5lDNJAYnGmm9Z7UZv 8lcMD9WmLKAYINqIUXkjT6/7V6cBo6tzMBtaIqw6iha7m+eNALapeRUZYryAs2nIQgrc jFu77IkWEWj+TjpnWDWogwWceVLM12XtCe2wfukJfxvARu3QCOixFA8P/7a4K9eZPQSz IP/IBkowpkpim81vOkoDBNPr9zu0pgwO3Csy1fh+VyRdSNFJ1ESycmSxKi8975T6hXaK mdrg== X-Gm-Message-State: APjAAAWdTZ5yOZgLGPea8kEom2hIJpXUGc3NQhSjyme5E8eUfC0iv044 mdk7Ec/WrgnVn815lmNWVxI= X-Google-Smtp-Source: APXvYqw8G9Mz+XCHuG/7zu1n4bkCyBbNZkVBePFL2zHn8RRF5tzOgQxKS7KsB0OGvci61Sr/Mhpw1g== X-Received: by 2002:a19:750:: with SMTP id 77mr17992493lfh.81.1572904868172; Mon, 04 Nov 2019 14:01:08 -0800 (PST) Received: from localhost.localdomain (94-29-10-250.dynamic.spd-mgts.ru. [94.29.10.250]) by smtp.gmail.com with ESMTPSA id g3sm7454669ljj.59.2019.11.04.14.01.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 04 Nov 2019 14:01:07 -0800 (PST) From: Dmitry Osipenko To: Thierry Reding , MyungJoo Ham , Kyungmin Park , Chanwoo Choi , Jonathan Hunter , Tomeu Vizoso , Peter Geis , =?utf-8?q?Micha=C5=82_Miros?= =?utf-8?q?=C5=82aw?= Cc: linux-pm@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v9 09/19] PM / devfreq: tegra30: Reset boosting on startup Date: Tue, 5 Nov 2019 00:56:07 +0300 Message-Id: <20191104215617.25544-10-digetx@gmail.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191104215617.25544-1-digetx@gmail.com> References: <20191104215617.25544-1-digetx@gmail.com> MIME-Version: 1.0 Sender: linux-tegra-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-tegra@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 Tested-by: Peter Geis 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 6960d8ba0577..9cb2d6468175 100644 --- a/drivers/devfreq/tegra30-devfreq.c +++ b/drivers/devfreq/tegra30-devfreq.c @@ -467,6 +467,9 @@ static void tegra_actmon_configure_device(struct tegra_devfreq *tegra, { u32 val = 0; + /* reset boosting on governor's restart */ + dev->boost_freq = 0; + dev->target_freq = tegra->cur_freq; dev->avg_count = tegra->cur_freq * ACTMON_SAMPLING_PERIOD;