Received: by 2002:a05:6a10:6006:0:0:0:0 with SMTP id w6csp111035pxa; Wed, 26 Aug 2020 06:13:08 -0700 (PDT) X-Google-Smtp-Source: ABdhPJy4uO12JL+f/c6W5EcwKNp8lJjsC6FpBn6LtE0E3ndPH7AAlw8hRUeoQONhVTEv4cOzU2L/ X-Received: by 2002:a50:f40a:: with SMTP id r10mr4871599edm.137.1598447588698; Wed, 26 Aug 2020 06:13:08 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1598447588; cv=none; d=google.com; s=arc-20160816; b=mqlLw5ffHFTmarlgSX6AHari/fl+la95O80ZXUO1kBRYvw4kJ4XmcEpm26yQgdqj0/ umTmrGOqX4hOZjuinwIbJNS7OOmFyHmWmU4/jrVfXvBlwLB63OKdnpZGTOsuD/1k+kt2 32N8RMJTktoxNIbU/37tc/ABj2nt4eV+qkp756SvVRbfAd4Xj3UhEJJn2Y5NrisSIN4H xvxKd7tFtqSDfI9BXRvkDufcmUVqXRFqHRgUihAu8XoQxAtbzSStxRviG3hxi9bLYsvz j2BVejwqoSrd0JcnkuDzowpnONUySNo+sb/0+hCuHeS3wRirocxh0Y6ntRlgsemCUg9d nFbw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :user-agent:references:in-reply-to:date:cc:to:reply-to:from:subject :message-id:ironport-sdr:ironport-sdr; bh=jk5hBADCynmS9h/AZzXu1fiOItINCBWjUgEN5GKx4+0=; b=znQMJ/VTQXSWoTo2EWXORBMzgwfcDPrr8gnpMoTNy+dKSIQZLERjJgq1kEPdLG1wCN M+ZBS8S9O3LvuIKVSY27M7yZEcuf019g8elatkMiKHPdh3+mAxis/QB+0MWhAoDla4uk htlRLuXwvJCBqvJRR1teIbFR37foqBsGnBcbZ608sTRX8sluuQdTXE+qVroE3wNLhiFq acD+x+FEmVAGHc/e31Q9M8m1v6btoihU4GEQ4eg7olyPZIxNY9t63ZU4kp7pNybBJwka Pt/SFc11OHnRmeqDBcooXPpvEZsvQjtnITaLwmNe3n59xmn8ZeEiP3Yep3GRMkVGmhcG 7T6A== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id b2si1351373edy.370.2020.08.26.06.12.45; Wed, 26 Aug 2020 06:13:08 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730132AbgHZNJI (ORCPT + 99 others); Wed, 26 Aug 2020 09:09:08 -0400 Received: from mga07.intel.com ([134.134.136.100]:29512 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729324AbgHZNJF (ORCPT ); Wed, 26 Aug 2020 09:09:05 -0400 IronPort-SDR: fc6cxJhinkYUE5uiCQx7DPhk4tscW1z8grFp0NlBqqZVgYFOGLY7SxIcGmu67IMRJjOzQgpY1n 1N7yWIfBsa5Q== X-IronPort-AV: E=McAfee;i="6000,8403,9724"; a="220545448" X-IronPort-AV: E=Sophos;i="5.76,355,1592895600"; d="scan'208";a="220545448" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Aug 2020 06:09:04 -0700 IronPort-SDR: eVRqeD7SzJm0BvDs6PX+bkOvlprh4PlU7IV2Ttf0xB3W7icl8mzguvYhuoAYovMKtB1jwfIAfj e0p2P2q52ojw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.76,355,1592895600"; d="scan'208";a="403059832" Received: from linux.intel.com ([10.54.29.200]) by fmsmga001.fm.intel.com with ESMTP; 26 Aug 2020 06:09:04 -0700 Received: from abityuts-desk1.fi.intel.com (abityuts-desk1.fi.intel.com [10.237.72.186]) by linux.intel.com (Postfix) with ESMTP id 512F75806C4; Wed, 26 Aug 2020 06:09:02 -0700 (PDT) Message-ID: Subject: Re: [PATCH] intel_idle: Add ICL support From: Artem Bityutskiy Reply-To: dedekind1@gmail.com To: Guilhem Lettron , "Rafael J. Wysocki" Cc: Jacob Pan , Len Brown , Linux PM , Linux Kernel Mailing List Date: Wed, 26 Aug 2020 16:09:01 +0300 In-Reply-To: References: <20200826120421.44356-1-guilhem@barpilot.io> Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.32.5 (3.32.5-1.fc30) MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2020-08-26 at 15:03 +0200, Guilhem Lettron wrote: > On Wed, 26 Aug 2020 at 14:43, Rafael J. Wysocki wrote: > > On Wed, Aug 26, 2020 at 2:05 PM Guilhem Lettron wrote: > > > Use the same C-states as SKL > > > > Why is this change needed? > > On my laptop, a Dell XPS 13 7390 2-in-1 with i7-1065G7, ACPI only > report "C1_ACPI", "C2_ACPI" and "C3_ACPI". Did you try to dig into the BIOS menus and check if you can enable more/deeper C-states? Artem.