From patchwork Wed Oct 23 09:27:03 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yousaf Kaukab X-Patchwork-Id: 1181942 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=none (p=none dis=none) header.from=suse.de Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 46ylRj05ytz9sP3 for ; Wed, 23 Oct 2019 20:28:33 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2403757AbfJWJ2c (ORCPT ); Wed, 23 Oct 2019 05:28:32 -0400 Received: from mx2.suse.de ([195.135.220.15]:50490 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S2390165AbfJWJ2c (ORCPT ); Wed, 23 Oct 2019 05:28:32 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 20CDCB5AF; Wed, 23 Oct 2019 09:28:26 +0000 (UTC) From: Mian Yousaf Kaukab To: linux-pm@vger.kernel.org Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, mperttunen@nvidia.com, linux-tegra@vger.kernel.org, jonathanh@nvidia.com, Mian Yousaf Kaukab Subject: [PATCH] cpufreq: tegra186: add CPUFREQ_NEED_INITIAL_FREQ_CHECK flag Date: Wed, 23 Oct 2019 11:27:03 +0200 Message-Id: <20191023092703.30767-1-ykaukab@suse.de> X-Mailer: git-send-email 2.16.4 Sender: linux-tegra-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org The driver doesn't provide ->get() method to read current frequency. Let cpufreq core set a frequency which is specified in freq-table by setting CPUFREQ_NEED_INITIAL_FREQ_CHECK flag. As a result policy->cur is set to a correct value as well. Signed-off-by: Mian Yousaf Kaukab --- drivers/cpufreq/tegra186-cpufreq.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/cpufreq/tegra186-cpufreq.c b/drivers/cpufreq/tegra186-cpufreq.c index bcecb068b51b..6ce6298bd2d7 100644 --- a/drivers/cpufreq/tegra186-cpufreq.c +++ b/drivers/cpufreq/tegra186-cpufreq.c @@ -93,7 +93,8 @@ static int tegra186_cpufreq_set_target(struct cpufreq_policy *policy, static struct cpufreq_driver tegra186_cpufreq_driver = { .name = "tegra186", - .flags = CPUFREQ_STICKY | CPUFREQ_HAVE_GOVERNOR_PER_POLICY, + .flags = CPUFREQ_STICKY | CPUFREQ_HAVE_GOVERNOR_PER_POLICY | + CPUFREQ_NEED_INITIAL_FREQ_CHECK, .verify = cpufreq_generic_frequency_table_verify, .target_index = tegra186_cpufreq_set_target, .init = tegra186_cpufreq_init,