diff options
Diffstat (limited to 'drivers/iommu/amd/iommufd.h')
| -rw-r--r-- | drivers/iommu/amd/iommufd.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/iommu/amd/iommufd.h b/drivers/iommu/amd/iommufd.h new file mode 100644 index 000000000..62e9e1beb --- /dev/null +++ b/drivers/iommu/amd/iommufd.h @@ -0,0 +1,20 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (C) 2025 Advanced Micro Devices, Inc. + */ + +#ifndef AMD_IOMMUFD_H +#define AMD_IOMMUFD_H + +#if IS_ENABLED(CONFIG_AMD_IOMMU_IOMMUFD) +void *amd_iommufd_hw_info(struct device *dev, u32 *length, enum iommu_hw_info_type *type); +size_t amd_iommufd_get_viommu_size(struct device *dev, enum iommu_viommu_type viommu_type); +int amd_iommufd_viommu_init(struct iommufd_viommu *viommu, struct iommu_domain *parent, + const struct iommu_user_data *user_data); +#else +#define amd_iommufd_hw_info NULL +#define amd_iommufd_viommu_init NULL +#define amd_iommufd_get_viommu_size NULL +#endif /* CONFIG_AMD_IOMMU_IOMMUFD */ + +#endif /* AMD_IOMMUFD_H */ |