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=-5.2 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_MUTT autolearn=ham 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 8F15CC43613 for ; Mon, 24 Jun 2019 14:56:05 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 643D9205C9 for ; Mon, 24 Jun 2019 14:56:05 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="Nqw7JVWC" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 643D9205C9 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=t2N7+f3jNaFbt0MX09Ag9tdgLuUCNgjSmd9BOTHcdVw=; b=Nqw7JVWC2Bn05W Q7nNO0T3Hu+NufHniMBmH5VHzD3/Atr9q7XMU7LJz6rl3XmzDxLv/LkssdsFIKF9Q+SIgX1vtQTHA y5zI3wyRibs9JJQnOeTFpr6OX4TXqK8X3gzVBR3BERuEh2+oDQWBXQ9fSmvx3omPHriLV5y7RKEhw 4dk2uX9l7GNjt4iww8GTAW1a4+yCGhhBhVWJrLecMFgodi8Lqng65wIE8VPRLDqiuJlGVVoJ6vtYf k3OOdU4eA0pdF6ZR8cVt6uRO/uMcjaGnsrer2VkboKxcUyTa8+35hgR4afQ9a3sGX+fl4g4oBWzk1 mD4vjYMywCK7exEb0aHw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hfQNw-0006S4-Tr; Mon, 24 Jun 2019 14:55:56 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hfQNt-0006Ra-88 for linux-arm-kernel@lists.infradead.org; Mon, 24 Jun 2019 14:55:55 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id B7A0E344; Mon, 24 Jun 2019 07:55:52 -0700 (PDT) Received: from arrakis.emea.arm.com (arrakis.cambridge.arm.com [10.1.196.78]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id B368D3F71E; Mon, 24 Jun 2019 07:55:51 -0700 (PDT) Date: Mon, 24 Jun 2019 15:55:49 +0100 From: Catalin Marinas To: Ard Biesheuvel Subject: Re: [RFC PATCH] acpi/arm64: ignore 5.1 FADTs that are reported as 5.0 Message-ID: <20190624145549.GF29120@arrakis.emea.arm.com> References: <20190619121831.7614-1-ard.biesheuvel@linaro.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20190619121831.7614-1-ard.biesheuvel@linaro.org> User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190624_075553_330300_5A20EDA4 X-CRM114-Status: UNSURE ( 8.72 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: lorenzo.pieralisi@arm.com, will.deacon@arm.com, leif.lindholm@linaro.org, linux-acpi@vger.kernel.org, lee.jones@linaro.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, Jun 19, 2019 at 02:18:31PM +0200, Ard Biesheuvel wrote: > Some Qualcomm Snapdragon based laptops built to run Microsoft Windows > are clearly ACPI 5.1 based, given that that is the first ACPI revision > that supports ARM, and introduced the FADT 'arm_boot_flags' field, > which has a non-zero field on those systems. > > So in these cases, infer from the ARM boot flags that the FADT must be > 5.1 or later, and treat it as 5.1. > > Signed-off-by: Ard Biesheuvel Queued for 5.3. Thanks. -- Catalin _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel