From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailbackend.panix.com (mailbackend.panix.com [166.84.1.89]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C92401F1527; Fri, 23 May 2025 20:49:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=166.84.1.89 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748033384; cv=none; b=MJcadLycmjQ7X3wa1V1NDGWnXEzDlfKTySCwlkSLmcwMye7VfK32etzCqKiDkEkmJDMNbVq9WRyKmmsPOn/wDiaolOxNeflT9PyiX5ubeF6mE3ksNVgDjJP5Ex46+ZVUieyqISZZvD/q0SB1jBOLRZ0Ja1gBccblMXyxGn8oHk8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748033384; c=relaxed/simple; bh=rmrqfWLefbhaUco9usgJOWeiHWTgCLPJYBQDj5C+X+g=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=TkkT9uzyhcT+XtqOuOzHkF2A4dkbPna46OP8jlHJ5P+QL/MaOwDi11zPjrlMJQheQ4hyiwBTrbGauChRc1BG5mgUFj+V1WryDjkE5dtD14mWTgndts+F3Oijf/jRdOIRK/pv0ab5652dX/xWJqoMZiqKBeA32kGftyVIGqpcE2k= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=panix.com; spf=pass smtp.mailfrom=panix.com; dkim=pass (1024-bit key) header.d=panix.com header.i=@panix.com header.b=WSKrnYRu; arc=none smtp.client-ip=166.84.1.89 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=panix.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=panix.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=panix.com header.i=@panix.com header.b="WSKrnYRu" Received: from [10.50.4.32] (45-31-46-51.lightspeed.sndgca.sbcglobal.net [45.31.46.51]) by mailbackend.panix.com (Postfix) with ESMTPSA id 4b3y2V4qhVz4gBY; Fri, 23 May 2025 16:49:38 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=panix.com; s=panix; t=1748033380; bh=rmrqfWLefbhaUco9usgJOWeiHWTgCLPJYBQDj5C+X+g=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=WSKrnYRuyxhZZxgZPtLRdF2Y05TGKqdmF840p+QYiNTTYZs3q76fEr0M4fqCMwkk6 reJUsA1txEUxdS+/FMf79FaUrRjHexQEPlJxR3T9o9HiSufUguIw8kXZ1C/2oCHnDG bRVPeRJ/kHhbA0QTtxga70pZX8sdiHy9hRuZTVzU= Message-ID: Date: Fri, 23 May 2025 13:49:37 -0700 Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: Raphael, I'd like your help upstreaming this VMD power-saving patch, please To: "Rafael J. Wysocki" , Me Cc: Russell Haley , Bjorn Helgaas , linux-pm@vger.kernel.org, Kai-Heng Feng , Vidya Sagar , Bjorn Helgaas , Andrea Righi , You-Sheng Yang , linux-pci@vger.kernel.org, Sergey Dolgov , Nirmal Patel , Jonathan Derrick , Jian-Hong Pan , "David E. Box" References: <20250512210938.GA1128238@bhelgaas> <7aedd720-c29a-4225-a79a-d44a3a9ca129@gmail.com> Content-Language: en-US From: Kenneth Crudup In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 5/23/25 12:44, Rafael J. Wysocki wrote: > I would try to replace the PCIE_LINK_STATE_ASPM_ALL in the patch with > > PCIE_LINK_STATE_L0S | PCIE_LINK_STATE_L1 | PCIE_LINK_STATE_L1_1 | > PCIE_LINK_STATE_L1_1_PCIPM I could get "Pkg%pc8" with these but no deeper until I'd added "PCIE_LINK_STATE_L1_2" to the mix. (I didn't see any power regressions after that (including suspend/resume, but I didn't try for a longer time), so didn't re-add "PCIE_LINK_STATE_L1_2_PCIPM", so that one may not be needed.) -Kenny -- Kenneth R. Crudup / Sr. SW Engineer, Scott County Consulting, Orange County CA