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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 DC9BDC433E0 for ; Fri, 15 Jan 2021 12:16:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B8A97205F4 for ; Fri, 15 Jan 2021 12:16:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730798AbhAOMPe (ORCPT ); Fri, 15 Jan 2021 07:15:34 -0500 Received: from foss.arm.com ([217.140.110.172]:37712 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730505AbhAOMPa (ORCPT ); Fri, 15 Jan 2021 07:15:30 -0500 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 7BC48143B; Fri, 15 Jan 2021 04:14:32 -0800 (PST) Received: from usa.arm.com (a074945.blr.arm.com [10.162.16.71]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id F065D3F70D; Fri, 15 Jan 2021 04:14:27 -0800 (PST) From: Vivek Gautam To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, iommu@lists.linux-foundation.org, virtualization@lists.linux-foundation.org Cc: joro@8bytes.org, will.deacon@arm.com, mst@redhat.com, robin.murphy@arm.com, jean-philippe@linaro.org, eric.auger@redhat.com, alex.williamson@redhat.com, kevin.tian@intel.com, jacob.jun.pan@linux.intel.com, yi.l.liu@intel.com, lorenzo.pieralisi@arm.com, shameerali.kolothum.thodi@huawei.com, vivek.gautam@arm.com Subject: [PATCH RFC v1 08/15] iommu: Add asid_bits to arm smmu-v3 stage1 table info Date: Fri, 15 Jan 2021 17:43:35 +0530 Message-Id: <20210115121342.15093-9-vivek.gautam@arm.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210115121342.15093-1-vivek.gautam@arm.com> References: <20210115121342.15093-1-vivek.gautam@arm.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org aisd_bits data is required to prepare stage-1 tables for arm-smmu-v3. Signed-off-by: Vivek Gautam Cc: Joerg Roedel Cc: Will Deacon Cc: Robin Murphy Cc: Jean-Philippe Brucker Cc: Eric Auger Cc: Alex Williamson Cc: Kevin Tian Cc: Jacob Pan Cc: Liu Yi L Cc: Lorenzo Pieralisi Cc: Shameerali Kolothum Thodi --- include/uapi/linux/iommu.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/uapi/linux/iommu.h b/include/uapi/linux/iommu.h index 082d758dd016..96abbfc7c643 100644 --- a/include/uapi/linux/iommu.h +++ b/include/uapi/linux/iommu.h @@ -357,7 +357,7 @@ struct iommu_pasid_smmuv3 { __u32 version; __u8 s1fmt; __u8 s1dss; - __u8 padding[2]; + __u16 asid_bits; }; /** -- 2.17.1