linux-kernel - [PATCH 03/13] iommu/msm: Use dev_iommu_priv

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Message-Id: <20200625130836.1916-4-joro@8bytes.org>
Date:   Thu, 25 Jun 2020 15:08:26 +0200
From:   Joerg Roedel <joro@...tes.org>
To:     iommu@...ts.linux-foundation.org
Cc:     Russell King <linux@...linux.org.uk>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>, Tony Luck <tony.luck@...el.com>,
        Fenghua Yu <fenghua.yu@...el.com>,
        Michael Ellerman <mpe@...erman.id.au>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>, x86@...nel.org,
        Jani Nikula <jani.nikula@...ux.intel.com>,
        Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>,
        Rodrigo Vivi <rodrigo.vivi@...el.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Marek Szyprowski <m.szyprowski@...sung.com>,
        Joerg Roedel <joro@...tes.org>,
        David Woodhouse <dwmw2@...radead.org>,
        Lu Baolu <baolu.lu@...ux.intel.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Heiko Stuebner <heiko@...ech.de>,
        Thierry Reding <thierry.reding@...il.com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-ia64@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        intel-gfx@...ts.freedesktop.org, Joerg Roedel <jroedel@...e.de>
Subject: [PATCH 03/13] iommu/msm: Use dev_iommu_priv_get/set()

From: Joerg Roedel <jroedel@...e.de>

Remove the use of dev->archdata.iommu and use the private per-device
pointer provided by IOMMU core code instead.

Signed-off-by: Joerg Roedel <jroedel@...e.de>
---
 drivers/iommu/msm_iommu.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/iommu/msm_iommu.c b/drivers/iommu/msm_iommu.c
index 3d8a63555c25..f773cc85f311 100644
--- a/drivers/iommu/msm_iommu.c
+++ b/drivers/iommu/msm_iommu.c
@@ -593,14 +593,14 @@ static void insert_iommu_master(struct device *dev,
 				struct msm_iommu_dev **iommu,
 				struct of_phandle_args *spec)
 {
-	struct msm_iommu_ctx_dev *master = dev->archdata.iommu;
+	struct msm_iommu_ctx_dev *master = dev_iommu_priv_get(dev);
 	int sid;
 
 	if (list_empty(&(*iommu)->ctx_list)) {
 		master = kzalloc(sizeof(*master), GFP_ATOMIC);
 		master->of_node = dev->of_node;
 		list_add(&master->list, &(*iommu)->ctx_list);
-		dev->archdata.iommu = master;
+		dev_iommu_priv_set(dev, master);
 	}
 
 	for (sid = 0; sid < master->num_mids; sid++)
-- 
2.27.0