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=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 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 C5442C432C3 for ; Thu, 14 Nov 2019 06:42:49 +0000 (UTC) Received: from mail.linuxfoundation.org (mail.linuxfoundation.org [140.211.169.12]) (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 A4ED320715 for ; Thu, 14 Nov 2019 06:42:49 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A4ED320715 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from mail.linux-foundation.org (localhost [127.0.0.1]) by mail.linuxfoundation.org (Postfix) with ESMTP id 3FB69AD0; Thu, 14 Nov 2019 06:42:49 +0000 (UTC) Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 40864AC7 for ; Thu, 14 Nov 2019 06:42:47 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from huawei.com (szxga07-in.huawei.com [45.249.212.35]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id ED7CA102 for ; Thu, 14 Nov 2019 06:42:45 +0000 (UTC) Received: from DGGEMS414-HUB.china.huawei.com (unknown [172.30.72.60]) by Forcepoint Email with ESMTP id 79F771C349B78791F986; Thu, 14 Nov 2019 14:42:41 +0800 (CST) Received: from [127.0.0.1] (10.177.223.23) by DGGEMS414-HUB.china.huawei.com (10.3.19.214) with Microsoft SMTP Server id 14.3.439.0; Thu, 14 Nov 2019 14:42:32 +0800 Subject: Re: [PATCH v2 3/8] ACPI/IORT: Support PASID for platform devices To: Jean-Philippe Brucker , , , , References: <20191108152508.4039168-1-jean-philippe@linaro.org> <20191108152508.4039168-4-jean-philippe@linaro.org> From: Hanjun Guo Message-ID: Date: Thu, 14 Nov 2019 14:42:08 +0800 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.5.0 MIME-Version: 1.0 In-Reply-To: <20191108152508.4039168-4-jean-philippe@linaro.org> Content-Language: en-US X-Originating-IP: [10.177.223.23] X-CFilter-Loop: Reflected Cc: mark.rutland@arm.com, robin.murphy@arm.com, rjw@rjwysocki.net, robh+dt@kernel.org, sudeep.holla@arm.com, zhangfei.gao@linaro.org, will@kernel.org, lenb@kernel.org X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: iommu-bounces@lists.linux-foundation.org Errors-To: iommu-bounces@lists.linux-foundation.org On 2019/11/8 23:25, Jean-Philippe Brucker wrote: > Named component nodes in the IORT tables describe the number of > Substream ID bits (aka. PASID) supported by the device. Propagate this This feature is needed for HiSilicon Ascend AI chip, thanks for adding this. > value to the fwspec structure in order to enable PASID for platform > devices. > > Signed-off-by: Jean-Philippe Brucker > --- > drivers/acpi/arm64/iort.c | 18 ++++++++++++++++++ > 1 file changed, 18 insertions(+) Acked-by: Hanjun Guo _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu