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iommu/renesas: Use accessor functions for iommu private data 

Make use of dev_iommu_priv_set/get() functions.

Signed-off-by: Joerg Roedel <jroedel@suse.de>
Reviewed-by: Jean-Philippe Brucker <jean-philippe@linaro.org>
Link: https://lore.kernel.org/r/20200326150841.10083-13-joro@8bytes.org
This commit is contained in:
Joerg Roedel 2020-03-26 16:08:37 +01:00
parent c84500a365
commit be568d6d5a
1 changed files with 2 additions and 5 deletions
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7
drivers/iommu/ipmmu-vmsa.c
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@ -89,9 +89,7 @@ static struct ipmmu_vmsa_domain *to_vmsa_domain(struct iommu_domain *dom)
static struct ipmmu_vmsa_device *to_ipmmu(struct device *dev)
{
struct iommu_fwspec *fwspec = dev_iommu_fwspec_get(dev);
return fwspec ? fwspec->iommu_priv : NULL;
return dev_iommu_priv_get(dev);
}
#define TLB_LOOP_TIMEOUT 100 /* 100us */
@ -727,14 +725,13 @@ static phys_addr_t ipmmu_iova_to_phys(struct iommu_domain *io_domain,
static int ipmmu_init_platform_device(struct device *dev,
struct of_phandle_args *args)
{
struct iommu_fwspec *fwspec = dev_iommu_fwspec_get(dev);
struct platform_device *ipmmu_pdev;
ipmmu_pdev = of_find_device_by_node(args->np);
if (!ipmmu_pdev)
return -ENODEV;
fwspec->iommu_priv = platform_get_drvdata(ipmmu_pdev);
dev_iommu_priv_set(dev, platform_get_drvdata(ipmmu_pdev));
return 0;
}