static struct ipmmu_vmsa_device *to_ipmmu(struct device *dev)
{
- return dev->iommu_fwspec ? dev->iommu_fwspec->iommu_priv : NULL;
+ struct iommu_fwspec *fwspec = dev_iommu_fwspec_get(dev);
+
+ return fwspec ? fwspec->iommu_priv : NULL;
}
#define TLB_LOOP_TIMEOUT 100 /* 100us */
static int ipmmu_attach_device(struct iommu_domain *io_domain,
struct device *dev)
{
- struct iommu_fwspec *fwspec = dev->iommu_fwspec;
+ struct iommu_fwspec *fwspec = dev_iommu_fwspec_get(dev);
struct ipmmu_vmsa_device *mmu = to_ipmmu(dev);
struct ipmmu_vmsa_domain *domain = to_vmsa_domain(io_domain);
unsigned int i;
static void ipmmu_detach_device(struct iommu_domain *io_domain,
struct device *dev)
{
- struct iommu_fwspec *fwspec = dev->iommu_fwspec;
+ struct iommu_fwspec *fwspec = dev_iommu_fwspec_get(dev);
struct ipmmu_vmsa_domain *domain = to_vmsa_domain(io_domain);
unsigned int i;
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;
- dev->iommu_fwspec->iommu_priv = platform_get_drvdata(ipmmu_pdev);
+ fwspec->iommu_priv = platform_get_drvdata(ipmmu_pdev);
+
return 0;
}