From patchwork Fri Apr 10 19:26:29 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chris Wilson X-Patchwork-Id: 212344 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=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 356AFC2BB55 for ; Fri, 10 Apr 2020 19:27:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1AB302084D for ; Fri, 10 Apr 2020 19:27:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726177AbgDJT1E (ORCPT ); Fri, 10 Apr 2020 15:27:04 -0400 Received: from mail.fireflyinternet.com ([109.228.58.192]:57818 "EHLO fireflyinternet.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726712AbgDJT1D (ORCPT ); Fri, 10 Apr 2020 15:27:03 -0400 X-Default-Received-SPF: pass (skip=forwardok (res=PASS)) x-ip-name=78.156.65.138; Received: from build.alporthouse.com (unverified [78.156.65.138]) by fireflyinternet.com (Firefly Internet (M1)) with ESMTP id 20866133-1500050 for multiple; Fri, 10 Apr 2020 20:26:31 +0100 From: Chris Wilson To: intel-gfx@lists.freedesktop.org Cc: linux-pm@vger.kernel.org, Chris Wilson , Srinivas Pandruvada , Len Brown , "Rafael J. Wysocki" , Viresh Kumar Subject: [PATCH] cpufreq/pstate: Only mention the BIOS disabling turbo mode once Date: Fri, 10 Apr 2020 20:26:29 +0100 Message-Id: <20200410192629.6779-1-chris@chris-wilson.co.uk> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org Make a note of the first time we discover the turbo mode has been disabled by the BIOS, as otherwise we complain every time we try to update the mode. Signed-off-by: Chris Wilson Cc: Srinivas Pandruvada Cc: Len Brown Cc: "Rafael J. Wysocki" Cc: Viresh Kumar --- drivers/cpufreq/intel_pstate.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index c81e1ff29069..b4c014464a20 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -1058,7 +1058,7 @@ static ssize_t store_no_turbo(struct kobject *a, struct kobj_attribute *b, update_turbo_state(); if (global.turbo_disabled) { - pr_warn("Turbo disabled by BIOS or unavailable on processor\n"); + pr_notice_once("Turbo disabled by BIOS or unavailable on processor\n"); mutex_unlock(&intel_pstate_limits_lock); mutex_unlock(&intel_pstate_driver_lock); return -EPERM;