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 X-Spam-Level: X-Spam-Status: No, score=-2.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no 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 0BF1CC2D0D1 for ; Thu, 19 Dec 2019 22:26:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D543E24672 for ; Thu, 19 Dec 2019 22:26:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1576794401; bh=BdxQB7ZSwpAKwtK0q7O8WB6T9KEqcDWx9oV6YYKU1yE=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=1txAsp0zC/4QdTQBgGnPfcWdGKw+L05LBiRXv2uxXJac0HwbSKC5tKBA29CrT1k43 I34+BLtaEnuNYh1jaNqKeOtG05xIcx8AAcKQPM9OCqPt7j/tP2xNHeKpBFo7b+SVH6 sVJNGadXe3KVlOSaWo5Hr2iXZ4tML2nmhAu4c/4w= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727191AbfLSW0k (ORCPT ); Thu, 19 Dec 2019 17:26:40 -0500 Received: from mail.kernel.org ([198.145.29.99]:48906 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726880AbfLSW0k (ORCPT ); Thu, 19 Dec 2019 17:26:40 -0500 Received: from localhost (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 9E7812465E; Thu, 19 Dec 2019 22:26:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1576794399; bh=BdxQB7ZSwpAKwtK0q7O8WB6T9KEqcDWx9oV6YYKU1yE=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=xeKp3emR/vcXvAEBwMnM2kiL7cWKcDjM2mTeGnzAfzCB5mxZgB2q+exWBl6sLXkaV MmAtLNeK9ggqD5nzAPd8Fi14TMgOdo4JAov0ycKif6Ru46LbAGh/XlMAwP5kzk5bwj KnfhPJuEEXpk2S1I6Esw9VouM18G9PO9MZU1Un64= Date: Thu, 19 Dec 2019 17:26:38 -0500 From: Sasha Levin To: Jarkko Sakkinen Cc: Guenter Roeck , linux-kernel , "# v4 . 10+" , Stephen Boyd , Andrey Pronin , Duncan Laurie , Jason Gunthorpe , Arnd Bergmann , Greg Kroah-Hartman , Guenter Roeck , Alexander Steffen , Heiko Stuebner , linux-integrity@vger.kernel.org Subject: Re: [PATCH AUTOSEL 5.4 277/350] tpm: Add a flag to indicate TPM power is managed by firmware Message-ID: <20191219222638.GS17708@sasha-vm> References: <20191210210735.9077-1-sashal@kernel.org> <20191210210735.9077-238-sashal@kernel.org> <20191211175651.GK4516@linux.intel.com> <20191213001654.GD7854@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: <20191213001654.GD7854@linux.intel.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Dec 13, 2019 at 02:17:31AM +0200, Jarkko Sakkinen wrote: >On Wed, Dec 11, 2019 at 10:05:52AM -0800, Guenter Roeck wrote: >> On Wed, Dec 11, 2019 at 9:57 AM Jarkko Sakkinen >> wrote: >> > >> > On Tue, Dec 10, 2019 at 01:32:15PM -0800, Guenter Roeck wrote: >> > > On Tue, Dec 10, 2019 at 1:12 PM Sasha Levin wrote: >> > > > >> > > > From: Stephen Boyd >> > > > >> > > > [ Upstream commit 2e2ee5a2db06c4b81315514b01d06fe5644342e9 ] >> > > > >> > > > On some platforms, the TPM power is managed by firmware and therefore we >> > > > don't need to stop the TPM on suspend when going to a light version of >> > > > suspend such as S0ix ("freeze" suspend state). Add a chip flag, >> > > > TPM_CHIP_FLAG_FIRMWARE_POWER_MANAGED, to indicate this so that certain >> > > > platforms can probe for the usage of this light suspend and avoid >> > > > touching the TPM state across suspend/resume. >> > > > >> > > >> > > Are the patches needed to support CR50 (which need this patch) going >> > > to be applied to v5.4.y as well ? If not, what is the purpose of >> > > applying this patch to v5.4.y ? >> > > >> > > Thanks, >> > > Guenter >> > >> > Thanks Guenter. I think not. >> > >> Thought so. In that case this patch should be dropped. >> >> Guenter > >I fully agree with you. I've dropped it, thanks! -- Thanks, Sasha