1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * Copyright (C) 2025 Advanced Micro Devices, Inc. 4 */ 5 6 #ifndef AMD_IOMMUFD_H 7 #define AMD_IOMMUFD_H 8 9 #if IS_ENABLED(CONFIG_AMD_IOMMU_IOMMUFD) 10 void *amd_iommufd_hw_info(struct device *dev, u32 *length, enum iommu_hw_info_type *type); 11 size_t amd_iommufd_get_viommu_size(struct device *dev, enum iommu_viommu_type viommu_type); 12 int amd_iommufd_viommu_init(struct iommufd_viommu *viommu, struct iommu_domain *parent, 13 const struct iommu_user_data *user_data); 14 #else 15 #define amd_iommufd_hw_info NULL 16 #define amd_iommufd_viommu_init NULL 17 #define amd_iommufd_get_viommu_size NULL 18 #endif /* CONFIG_AMD_IOMMU_IOMMUFD */ 19 20 #endif /* AMD_IOMMUFD_H */ 21