参照元†
返り値†
CONFIG_IOMMU_API 有効: drivers/iommu/iommu.c†
struct iommu_domain *iommu_get_domain_for_dev(struct device *dev)
{
struct iommu_domain *domain;
struct iommu_group *group;
group = iommu_group_get(dev);
/* FIXME: Remove this when groups a mandatory for iommu drivers */
if (group == NULL)
return NULL;
domain = group->domain;
iommu_group_put(group);
return domain;
}
EXPORT_SYMBOL_GPL(iommu_get_domain_for_dev);
CONFIG_IOMMU_API 無効: include/linux/iommu.h†
static inline struct iommu_domain *iommu_get_domain_for_dev(struct device *dev)
{
return NULL;
}
コメント†