[PATCH 05/13] iommu/rockchip: Use dev_iommu_priv_get/set()

From: Joerg Roedel
Date: Thu Jun 25 2020 - 09:09:54 EST


From: Joerg Roedel <jroedel@xxxxxxx>

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@xxxxxxx>
---
drivers/iommu/rockchip-iommu.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/iommu/rockchip-iommu.c b/drivers/iommu/rockchip-iommu.c
index d25c2486ca07..e5d86b7177de 100644
--- a/drivers/iommu/rockchip-iommu.c
+++ b/drivers/iommu/rockchip-iommu.c
@@ -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);

--
2.27.0