From patchwork Fri Mar 3 04:14:11 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: srinivas pandruvada X-Patchwork-Id: 13158339 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C293AC64EC4 for ; Fri, 3 Mar 2023 04:14:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229452AbjCCEOS (ORCPT ); Thu, 2 Mar 2023 23:14:18 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42550 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229451AbjCCEOR (ORCPT ); Thu, 2 Mar 2023 23:14:17 -0500 Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 36FEA12BE6; Thu, 2 Mar 2023 20:14:17 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1677816857; x=1709352857; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=vF/1poQJ5i2/fALYadh5wXENB15OfhGT7T0JvZIYi0I=; b=Bl0Lg5MRLFrwskFU/gAuNLdwv4PpTyiVrjfu3N5Zdxid4A2tB92dYd29 RYXmVbhLiibvpaMQ8ha33UxEliZlZge5KZJS1W8cR0n4DsuUOpuZhEaMG 3y4hMbWU2nC0xjisZdfqlK74peb/RVI7xKAQlDFrzCdAcdppr7G9cP9GZ DLpsIoNwFkTCeoe29VOWAIvf9Lv6nm/W6KYSvdNSImFLAj69VzRAkYfJy 5Kk73rkEoXJkShsKGkBWDxJsKIhD+XCTi7XgDMkX+FX9lVP0rRiVurabW D9MjJp3QJfPDwzwz159d6KSDp0C0kP/bRPhyBD7vNZSM//LkOzorTMNgT A==; X-IronPort-AV: E=McAfee;i="6500,9779,10637"; a="333671402" X-IronPort-AV: E=Sophos;i="5.98,229,1673942400"; d="scan'208";a="333671402" Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Mar 2023 20:14:16 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10637"; a="744119122" X-IronPort-AV: E=Sophos;i="5.98,229,1673942400"; d="scan'208";a="744119122" Received: from spandruv-desk.jf.intel.com ([10.54.75.8]) by fmsmga004.fm.intel.com with ESMTP; 02 Mar 2023 20:14:16 -0800 From: Srinivas Pandruvada To: rafael@kernel.org, lenb@kernel.org, viresh.kumar@linaro.org Cc: linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, Srinivas Pandruvada Subject: [PATCH] cpufreq: intel_pstate: Enable HWP IO boost for all servers Date: Thu, 2 Mar 2023 20:14:11 -0800 Message-Id: <20230303041411.3161780-1-srinivas.pandruvada@linux.intel.com> X-Mailer: git-send-email 2.39.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org The HWP IO boost results in slight improvements for IO performance on both Ice Lake and Sapphire Rapid servers. Currently there is a CPU model check for Skylake desktop and server along with the ACPI PM profile for performance and enterprise servers to enable IO boost. Remove the CPU model check, so that all current server models enable HWP IO boost by default. Signed-off-by: Srinivas Pandruvada --- drivers/cpufreq/intel_pstate.c | 11 +---------- 1 file changed, 1 insertion(+), 10 deletions(-) diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index cb4beec27555..8edbc0856892 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -2384,12 +2384,6 @@ static const struct x86_cpu_id intel_pstate_cpu_ee_disable_ids[] = { {} }; -static const struct x86_cpu_id intel_pstate_hwp_boost_ids[] = { - X86_MATCH(SKYLAKE_X, core_funcs), - X86_MATCH(SKYLAKE, core_funcs), - {} -}; - static int intel_pstate_init_cpu(unsigned int cpunum) { struct cpudata *cpu; @@ -2408,12 +2402,9 @@ static int intel_pstate_init_cpu(unsigned int cpunum) cpu->epp_default = -EINVAL; if (hwp_active) { - const struct x86_cpu_id *id; - intel_pstate_hwp_enable(cpu); - id = x86_match_cpu(intel_pstate_hwp_boost_ids); - if (id && intel_pstate_acpi_pm_profile_server()) + if (intel_pstate_acpi_pm_profile_server()) hwp_boost = true; } } else if (hwp_active) {