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From:   Joerg Roedel <joro@8bytes.org>
To:     iommu@lists.linux-foundation.org
Cc:     linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org,
        linux-mediatek@lists.infradead.org,
        virtualization@lists.linux-foundation.org,
        Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
        Hanjun Guo <guohanjun@huawei.com>,
        Sudeep Holla <sudeep.holla@arm.com>,
        Rob Clark <robdclark@gmail.com>, Sean Paul <sean@poorly.run>,
        Will Deacon <will@kernel.org>,
        Robin Murphy <robin.murphy@arm.com>,
        Joerg Roedel <joro@8bytes.org>,
        Matthias Brugger <matthias.bgg@gmail.com>,
        Thierry Reding <thierry.reding@gmail.com>,
        Jean-Philippe Brucker <jean-philippe@linaro.org>,
        Andy Gross <agross@kernel.org>,
        Bjorn Andersson <bjorn.andersson@linaro.org>,
        Joerg Roedel <jroedel@suse.de>
Subject: [PATCH 15/15] iommu: Move fwspec->iommu_priv to struct dev_iommu
Date:   Tue, 10 Mar 2020 10:12:29 +0100
Message-Id: <20200310091229.29830-16-joro@8bytes.org>
In-Reply-To: <20200310091229.29830-1-joro@8bytes.org>
References: <20200310091229.29830-1-joro@8bytes.org>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

From: Joerg Roedel <jroedel@suse.de>

Move the pointer for iommu private data from struct iommu_fwspec to
struct dev_iommu.

Tested-by: Will Deacon <will@kernel.org> # arm-smmu
Signed-off-by: Joerg Roedel <jroedel@suse.de>
---
 include/linux/iommu.h | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index 056900e75758..8c4d45fce042 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -369,6 +369,7 @@ struct iommu_fault_param {
  *
  * @fault_param: IOMMU detected device fault reporting data
  * @fwspec:	 IOMMU fwspec data
+ * @priv:	 IOMMU Driver private data
  *
  * TODO: migrate other per device data pointers under iommu_dev_data, e.g.
  *	struct iommu_group	*iommu_group;
@@ -377,6 +378,7 @@ struct dev_iommu {
 	struct mutex lock;
 	struct iommu_fault_param	*fault_param;
 	struct iommu_fwspec		*fwspec;
+	void				*priv;
 };
 
 int  iommu_device_register(struct iommu_device *iommu);
@@ -589,7 +591,6 @@ struct iommu_group *fsl_mc_device_group(struct device *dev);
 struct iommu_fwspec {
 	const struct iommu_ops	*ops;
 	struct fwnode_handle	*iommu_fwnode;
-	void			*iommu_priv;
 	u32			flags;
 	u32			num_pasid_bits;
 	unsigned int		num_ids;
@@ -629,12 +630,12 @@ static inline void dev_iommu_fwspec_set(struct device *dev,
 
 static inline void *dev_iommu_priv_get(struct device *dev)
 {
-	return dev->iommu->fwspec->iommu_priv;
+	return dev->iommu->priv;
 }
 
 static inline void dev_iommu_priv_set(struct device *dev, void *priv)
 {
-	dev->iommu->fwspec->iommu_priv = priv;
+	dev->iommu->priv = priv;
 }
 
 int iommu_probe_device(struct device *dev);
-- 
2.17.1