From patchwork Wed Oct 28 14:08:47 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lukasz Luba X-Patchwork-Id: 314842 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=-12.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 06212C56202 for ; Wed, 28 Oct 2020 22:27:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BBFBA20704 for ; Wed, 28 Oct 2020 22:27:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1733226AbgJ1W1Q (ORCPT ); Wed, 28 Oct 2020 18:27:16 -0400 Received: from foss.arm.com ([217.140.110.172]:40028 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1733219AbgJ1W1P (ORCPT ); Wed, 28 Oct 2020 18:27:15 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id A81C519F6; Wed, 28 Oct 2020 07:09:29 -0700 (PDT) Received: from e123648.arm.com (unknown [10.57.12.129]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id AC01E3F66E; Wed, 28 Oct 2020 07:09:26 -0700 (PDT) From: Lukasz Luba To: linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, vireshk@kernel.org, robh+dt@kernel.org Cc: sboyd@kernel.org, nm@ti.com, rafael@kernel.org, sudeep.holla@arm.com, daniel.lezcano@linaro.org, Dietmar.Eggemann@arm.com, lukasz.luba@arm.com Subject: [PATCH 4/4] firmware: arm_scmi/perf: Mark sustainable OPP Date: Wed, 28 Oct 2020 14:08:47 +0000 Message-Id: <20201028140847.1018-5-lukasz.luba@arm.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201028140847.1018-1-lukasz.luba@arm.com> References: <20201028140847.1018-1-lukasz.luba@arm.com> Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Mark sustainable OPP frequency based on previously received value from the firmware. Signed-off-by: Lukasz Luba --- drivers/firmware/arm_scmi/perf.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/firmware/arm_scmi/perf.c b/drivers/firmware/arm_scmi/perf.c index 82fb3babff72..a8f3fa1d7f1e 100644 --- a/drivers/firmware/arm_scmi/perf.c +++ b/drivers/firmware/arm_scmi/perf.c @@ -669,6 +669,16 @@ static int scmi_dvfs_device_opps_add(const struct scmi_handle *handle, return ret; } } + + if (dom->sustained_freq_khz) { + /* The sustained frequency is always in kHz */ + freq = dom->sustained_freq_khz * 1000; + ret = dev_pm_opp_set_sustainable_opp_freq(dev, freq); + if (ret) + dev_warn(dev, "failed to add sustainable freq=%lu %d\n", + freq, ret); + } + return 0; }