From patchwork Fri Mar 20 09:14:07 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joerg Roedel X-Patchwork-Id: 11448667 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id C944992A for ; Fri, 20 Mar 2020 09:14:51 +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 97D9820752 for ; Fri, 20 Mar 2020 09:14:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="C//DD9+g" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 97D9820752 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=8bytes.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.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:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=YOOVPKM5zgx9rqdq2q1wU2eyAxlvxKycSFHBwN37cnI=; b=C//DD9+gtrj69fDKqMjVtDXuvg x6lybXgAi81yx639YJXRn2qGCPBkspfj1CpgciaHvqTb/sb+/+dUGHTBx0QjMzvjdC9ZzIV1DEC9T 2r2VO+LPrE9M/zTp65DPLla9Ji+ECZFp/nD/EoH/5DDZqEkmsDxk+huaLQVTH/lhqX9f61BydJzP4 cT/jNJe/noRVBoFOfF+cVwk2pmqVtSpI5ThDv+93EOxuIhWv+TRFZrfCSGtRf1amapkk6lU/kewIA J6LSukV6s8eoU5XqQtEkb0udS/WhIUTbGuDxq9O9ptk+PWUiI31v8sxJXVdb3SPTVccpSwXp1G1WO tOtSRdkg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jFDjs-0000W5-9c; Fri, 20 Mar 2020 09:14:48 +0000 Received: from 8bytes.org ([2a01:238:4383:600:38bc:a715:4b6d:a889] helo=theia.8bytes.org) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jFDjd-0000Bb-PX for linux-mediatek@lists.infradead.org; Fri, 20 Mar 2020 09:14:37 +0000 Received: by theia.8bytes.org (Postfix, from userid 1000) id C199D3D3; Fri, 20 Mar 2020 10:14:20 +0100 (CET) From: Joerg Roedel To: iommu@lists.linux-foundation.org Subject: [PATCH v3 08/15] iommu: Introduce accessors for iommu private data Date: Fri, 20 Mar 2020 10:14:07 +0100 Message-Id: <20200320091414.3941-9-joro@8bytes.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200320091414.3941-1-joro@8bytes.org> References: <20200320091414.3941-1-joro@8bytes.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200320_021434_058775_A3F6C9CA X-CRM114-Status: UNSURE ( 8.91 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.0 (/) X-Spam-Report: SpamAssassin version 3.4.3 on bombadil.infradead.org summary: Content analysis details: (-0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 SPF_PASS SPF: sender matches SPF record -0.0 SPF_HELO_PASS SPF: HELO matches SPF record X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jean-Philippe Brucker , Joerg Roedel , Will Deacon , linux-arm-msm@vger.kernel.org, Joerg Roedel , guohanjun@huawei.com, linux-kernel@vger.kernel.org, Bjorn Andersson , Rob Clark , Thierry Reding , linux-mediatek@lists.infradead.org, Andy Gross , Sudeep Holla , Matthias Brugger , Sean Paul , Robin Murphy MIME-Version: 1.0 Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org From: Joerg Roedel Add dev_iommu_priv_get/set() functions to access per-device iommu private data. This makes it easier to move the pointer to a different location. Tested-by: Will Deacon # arm-smmu Reviewed-by: Jean-Philippe Brucker Signed-off-by: Joerg Roedel --- include/linux/iommu.h | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/include/linux/iommu.h b/include/linux/iommu.h index f5edc21a644d..056900e75758 100644 --- a/include/linux/iommu.h +++ b/include/linux/iommu.h @@ -627,6 +627,16 @@ static inline void dev_iommu_fwspec_set(struct device *dev, dev->iommu->fwspec = fwspec; } +static inline void *dev_iommu_priv_get(struct device *dev) +{ + return dev->iommu->fwspec->iommu_priv; +} + +static inline void dev_iommu_priv_set(struct device *dev, void *priv) +{ + dev->iommu->fwspec->iommu_priv = priv; +} + int iommu_probe_device(struct device *dev); void iommu_release_device(struct device *dev);