From mboxrd@z Thu Jan 1 00:00:00 1970 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 2C475EE4996 for ; Sun, 20 Aug 2023 20:43:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231730AbjHTUnG (ORCPT ); Sun, 20 Aug 2023 16:43:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50870 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230083AbjHTUnG (ORCPT ); Sun, 20 Aug 2023 16:43:06 -0400 Received: from mail-wm1-x331.google.com (mail-wm1-x331.google.com [IPv6:2a00:1450:4864:20::331]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 519DE498658; Sat, 19 Aug 2023 12:41:40 -0700 (PDT) Received: by mail-wm1-x331.google.com with SMTP id 5b1f17b1804b1-3fbd33a57b6so18552715e9.2; Sat, 19 Aug 2023 12:41:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1692474098; x=1693078898; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=cxwXDLwCxXc0IZzNcXrKUDIbLtmIiz7rl3av1/ZQkfI=; b=L+7FCmhyjm4vrGBGtPC7uYg2qvmrc3Qra9iNdxwPnjf99G0/38+PX3r/oE2syTX/yU uEWg9pu3cj+NYOyI4nzbf2bK+/AH9Fv+PvIqm5t9hYc6O5h49LOZUfq4xvLJFyg1AN0k KkR1SnY6yGSbdFJTxbkDOu2+eUWmK/BkWiK2Ix65I6d7xSYGK0cX/IRKueeUDTqDu42p anYdtgTPBRbNQuIyCnt8kOcIp+RY7AD3bGPGqeFKJNruMf5QV6ILWa5NAMOkhXjDGpui cV93gtgkznHOfAcRCnm0YvkMvTGLklj4lzL5PaUpJV2bNg1SgHthMMNht+v56bPI3JCH Hg+w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1692474098; x=1693078898; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=cxwXDLwCxXc0IZzNcXrKUDIbLtmIiz7rl3av1/ZQkfI=; b=TscHU5wpR8f6nI6Quk+toxJeB7blmXJjwvkN7ibe889GMNrdErtPIJSpj/i1rB+KC3 ktneSmOL6D4NHbpSpSzF0+Wy1lDhz6FxrmnoPGsxbOh/uMlJaB6dDgBdDr7/WGxMx8+j Z2u9WCfdRKWwol0cdfefZ22Dq8QKrRTD+6Sy0znDT7ieqLc4DzmoDZuAB8oxonEYpEfA LkPJertbmydGAGqlv+pHo+pmpRCOtH7fbUWqVrFx4i+3hH4hj02iJW2Wwh5724clNvGd HAzPouCSQJr0cElhYicrUz/0cpCaIOvPIaecnTwlskyXEWULAy89QXrfMMPogTg7jYfB N2tA== X-Gm-Message-State: AOJu0YwXPxsqPGcA9o0zIYvvgyffSWeygg+AVU9FKQ3Hs3EMAqwboTYd LpWSjW1VFBY+gBcCMftyEUk= X-Google-Smtp-Source: AGHT+IFI8HXRbhVf2FXZB3T50ohz6ewZ3PYNQWqGFthESfjR1NXsNeZjeKxg6136eI3tCzGMrjHnaw== X-Received: by 2002:a1c:7303:0:b0:3fb:f0ef:4669 with SMTP id d3-20020a1c7303000000b003fbf0ef4669mr1882065wmb.17.1692474098300; Sat, 19 Aug 2023 12:41:38 -0700 (PDT) Received: from ?IPV6:2a01:cb15:b7:2500:add8:daa6:d03:e00b? ([2a01:cb15:b7:2500:add8:daa6:d03:e00b]) by smtp.gmail.com with ESMTPSA id n24-20020a7bc5d8000000b003fba92fad35sm10489223wmk.26.2023.08.19.12.41.37 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 19 Aug 2023 12:41:37 -0700 (PDT) Message-ID: Date: Sat, 19 Aug 2023 21:41:36 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.13.0 Subject: Re: [PATCH] intel_idle: Add RaptorLake support Content-Language: en-US, fr-FR To: "Zhang, Rui" , "linux-pm@vger.kernel.org" , "jacob.jun.pan@linux.intel.com" , "noltari@gmail.com" , "lenb@kernel.org" , "linux-kernel@vger.kernel.org" Cc: "Bityutskiy, Artem" References: <20230119070205.90047-1-noltari@gmail.com> From: Guillaume Martres In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org On 1/19/23 17:13, Zhang, Rui wrote: > On Thu, 2023-01-19 at 08:02 +0100, Álvaro Fernández Rojas wrote: >> This patch adds RaptorLake support to the intel_idle driver. >> >> Since RaptorLake and AlderLake C-state are characteristics the same, >> we use >> AlderLake C-states tables for RaptorLake as well. > > RPL and ADL have same cstates and use the same mwait hints, but the > latency of each c-state are still different on different platforms. > So we can not just duplicate the ADL table on RPL. > > There is an effort ongoing that measures the latency of each > cstate on the RPL platforms. And based on the measurement result, we > can decide if a new custom table is needed or we can just copy the > previous platform. Hopefully we will have a patch in a couple of weeks. Hi, I just stumbled upon this patch series as I was wondering about the lack of support for Raptor Lake in intel_idle. Your last message from January mentions a future patch, is it available anywhere or is this still future work? Thank you, Guillaume