From patchwork Fri Feb 28 15:08:13 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joerg Roedel X-Patchwork-Id: 11412489 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 BBB30138D for ; Fri, 28 Feb 2020 15:09:09 +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 94D772469F for ; Fri, 28 Feb 2020 15:09:09 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="CcALafW6" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 94D772469F 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=Z6cFmR3qds/5+WsbazDAAEjK1fQ/1SFxgWIKrOs+rjs=; b=CcALafW6i9lT5bCJKoXyk5FGtO u8YGmnX/krAp6UhQgdfK/Q4gOxUW9CxYg09E3FumI+Lm6Lv7N/JjB1q6zugWlVGb+pLiCyd/77KZ2 nIcOUgq8QiKaGNgxk3r+ofkPm/6Q0FGzqfGrs78M+Gw9sckM7OrG5lccH17NI2PsXbvGMFRZMIoq5 xTyVoRp89wPVsdt2b1aQCZ5ssMa7F2WPvUMauiwemwvyiwt09ASOnWjZ8ELTjGYrEd7BcPtfdT6TL 2tQh2SDaeaOAGYPa/e/DzAs5Y7zll04WZ04ww0jf+yOimKBB+Iz1gvIwK7GAII1XMRSxPaH/VcoVJ MQxeabeg==; 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 1j7hGE-0006hz-RD; Fri, 28 Feb 2020 15:09:06 +0000 Received: from 8bytes.org ([81.169.241.247] helo=theia.8bytes.org) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1j7hFx-0006KV-3R for linux-mediatek@lists.infradead.org; Fri, 28 Feb 2020 15:08:52 +0000 Received: by theia.8bytes.org (Postfix, from userid 1000) id C88165B2; Fri, 28 Feb 2020 16:08:29 +0100 (CET) From: Joerg Roedel To: iommu@lists.linux-foundation.org Subject: [PATCH 07/14] iommu: Introduce accessors for iommu private data Date: Fri, 28 Feb 2020 16:08:13 +0100 Message-Id: <20200228150820.15340-8-joro@8bytes.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200228150820.15340-1-joro@8bytes.org> References: <20200228150820.15340-1-joro@8bytes.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200228_070849_332670_53F97D3A X-CRM114-Status: UNSURE ( 9.18 ) 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 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [81.169.241.247 listed in list.dnswl.org] -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 , Lorenzo Pieralisi , Will Deacon , linux-arm-msm@vger.kernel.org, Joerg Roedel , Sudeep Holla , linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, Rob Clark , Thierry Reding , linux-mediatek@lists.infradead.org, Andy Gross , Joerg Roedel , Hanjun Guo , Matthias Brugger , Bjorn Andersson , 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. 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 a049bcb660e1..904fb24418e5 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);