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iommu/rockchip: Use dev_iommu_priv_get/set()

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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@suse.de>
Reviewed-by: Jerry Snitselaar <jsnitsel@redhat.com>
Link: https://lore.kernel.org/r/20200625130836.1916-6-joro@8bytes.org
This commit is contained in:
Joerg Roedel 2020-06-25 15:08:28 +02:00
parent 97ea120260
commit 8b9cc3b71b
1 changed files with 4 additions and 4 deletions
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8
drivers/iommu/rockchip-iommu.c
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@ -836,7 +836,7 @@ static size_t rk_iommu_unmap(struct iommu_domain *domain, unsigned long _iova,
static struct rk_iommu *rk_iommu_from_dev(struct device *dev)
{
struct rk_iommudata *data = dev->archdata.iommu;
struct rk_iommudata *data = dev_iommu_priv_get(dev);
return data ? data->iommu : NULL;
}
@ -1059,7 +1059,7 @@ static struct iommu_device *rk_iommu_probe_device(struct device *dev)
struct rk_iommudata *data;
struct rk_iommu *iommu;
data = dev->archdata.iommu;
data = dev_iommu_priv_get(dev);
if (!data)
return ERR_PTR(-ENODEV);
@ -1073,7 +1073,7 @@ static struct iommu_device *rk_iommu_probe_device(struct device *dev)
static void rk_iommu_release_device(struct device *dev)
{
struct rk_iommudata *data = dev->archdata.iommu;
struct rk_iommudata *data = dev_iommu_priv_get(dev);
device_link_del(data->link);
}
@ -1100,7 +1100,7 @@ static int rk_iommu_of_xlate(struct device *dev,
iommu_dev = of_find_device_by_node(args->np);
data->iommu = platform_get_drvdata(iommu_dev);
dev->archdata.iommu = data;
dev_iommu_priv_set(dev, data);
platform_device_put(iommu_dev);