website-struct

Struct: iommu_domain_ops

Status

Regular

• In 4.4: Absent ⚠️
• In 4.8: Absent ⚠️
• In 4.10: Absent ⚠️
• In 4.13: Absent ⚠️
• In 4.15: Absent ⚠️
• In 4.18: Absent ⚠️
• In 5.0: Absent ⚠️
• In 5.3: Absent ⚠️
• In 5.4: Absent ⚠️
• In 5.8: Absent ⚠️
• In 5.11: Absent ⚠️
• In 5.13: Absent ⚠️
• In 5.15: Absent ⚠️
• In 5.19: ✅

  struct iommu_domain_ops {
      int (*attach_dev)(struct iommu_domain *, struct device *);
      void (*detach_dev)(struct iommu_domain *, struct device *);
      int (*map)(struct iommu_domain *, long unsigned int, phys_addr_t, size_t, int, gfp_t);
      int (*map_pages)(struct iommu_domain *, long unsigned int, phys_addr_t, size_t, size_t, int, gfp_t, size_t *);
      size_t (*unmap)(struct iommu_domain *, long unsigned int, size_t, struct iommu_iotlb_gather *);
      size_t (*unmap_pages)(struct iommu_domain *, long unsigned int, size_t, size_t, struct iommu_iotlb_gather *);
      void (*flush_iotlb_all)(struct iommu_domain *);
      void (*iotlb_sync_map)(struct iommu_domain *, long unsigned int, size_t);
      void (*iotlb_sync)(struct iommu_domain *, struct iommu_iotlb_gather *);
      phys_addr_t (*iova_to_phys)(struct iommu_domain *, dma_addr_t);
      bool (*enforce_cache_coherency)(struct iommu_domain *);
      int (*enable_nesting)(struct iommu_domain *);
      int (*set_pgtable_quirks)(struct iommu_domain *, long unsigned int);
      void (*free)(struct iommu_domain *);
  };
  

• In 6.2: ✅

  struct iommu_domain_ops {
      int (*attach_dev)(struct iommu_domain *, struct device *);
      void (*detach_dev)(struct iommu_domain *, struct device *);
      int (*set_dev_pasid)(struct iommu_domain *, struct device *, ioasid_t);
      int (*map)(struct iommu_domain *, long unsigned int, phys_addr_t, size_t, int, gfp_t);
      int (*map_pages)(struct iommu_domain *, long unsigned int, phys_addr_t, size_t, size_t, int, gfp_t, size_t *);
      size_t (*unmap)(struct iommu_domain *, long unsigned int, size_t, struct iommu_iotlb_gather *);
      size_t (*unmap_pages)(struct iommu_domain *, long unsigned int, size_t, size_t, struct iommu_iotlb_gather *);
      void (*flush_iotlb_all)(struct iommu_domain *);
      void (*iotlb_sync_map)(struct iommu_domain *, long unsigned int, size_t);
      void (*iotlb_sync)(struct iommu_domain *, struct iommu_iotlb_gather *);
      phys_addr_t (*iova_to_phys)(struct iommu_domain *, dma_addr_t);
      bool (*enforce_cache_coherency)(struct iommu_domain *);
      int (*enable_nesting)(struct iommu_domain *);
      int (*set_pgtable_quirks)(struct iommu_domain *, long unsigned int);
      void (*free)(struct iommu_domain *);
  };
  

• In 6.5: ✅

  struct iommu_domain_ops {
      int (*attach_dev)(struct iommu_domain *, struct device *);
      int (*set_dev_pasid)(struct iommu_domain *, struct device *, ioasid_t);
      int (*map)(struct iommu_domain *, long unsigned int, phys_addr_t, size_t, int, gfp_t);
      int (*map_pages)(struct iommu_domain *, long unsigned int, phys_addr_t, size_t, size_t, int, gfp_t, size_t *);
      size_t (*unmap)(struct iommu_domain *, long unsigned int, size_t, struct iommu_iotlb_gather *);
      size_t (*unmap_pages)(struct iommu_domain *, long unsigned int, size_t, size_t, struct iommu_iotlb_gather *);
      void (*flush_iotlb_all)(struct iommu_domain *);
      void (*iotlb_sync_map)(struct iommu_domain *, long unsigned int, size_t);
      void (*iotlb_sync)(struct iommu_domain *, struct iommu_iotlb_gather *);
      phys_addr_t (*iova_to_phys)(struct iommu_domain *, dma_addr_t);
      bool (*enforce_cache_coherency)(struct iommu_domain *);
      int (*enable_nesting)(struct iommu_domain *);
      int (*set_pgtable_quirks)(struct iommu_domain *, long unsigned int);
      void (*free)(struct iommu_domain *);
  };
  

• In 6.8: ✅

  struct iommu_domain_ops {
      int (*attach_dev)(struct iommu_domain *, struct device *);
      int (*set_dev_pasid)(struct iommu_domain *, struct device *, ioasid_t);
      int (*map_pages)(struct iommu_domain *, long unsigned int, phys_addr_t, size_t, size_t, int, gfp_t, size_t *);
      size_t (*unmap_pages)(struct iommu_domain *, long unsigned int, size_t, size_t, struct iommu_iotlb_gather *);
      void (*flush_iotlb_all)(struct iommu_domain *);
      int (*iotlb_sync_map)(struct iommu_domain *, long unsigned int, size_t);
      void (*iotlb_sync)(struct iommu_domain *, struct iommu_iotlb_gather *);
      int (*cache_invalidate_user)(struct iommu_domain *, struct iommu_user_data_array *);
      phys_addr_t (*iova_to_phys)(struct iommu_domain *, dma_addr_t);
      bool (*enforce_cache_coherency)(struct iommu_domain *);
      int (*enable_nesting)(struct iommu_domain *);
      int (*set_pgtable_quirks)(struct iommu_domain *, long unsigned int);
      void (*free)(struct iommu_domain *);
  };
  

Arch

• In arm64: Absent ⚠️
• In armhf: Absent ⚠️
• In ppc64el: Absent ⚠️
• In riscv64: Absent ⚠️

Flavor

• In aws: Absent ⚠️
• In azure: Absent ⚠️
• In gcp: Absent ⚠️
• In lowlatency: Absent ⚠️

Differences

Regular

• Changed between 5.19 and 6.2 ⚠️

  • Field added. int (*set_dev_pasid)(struct iommu_domain *, struct device *, ioasid_t)
• Changed between 6.2 and 6.5 ⚠️

  • Field removed. void (*detach_dev)(struct iommu_domain *, struct device *)
• Changed between 6.5 and 6.8 ⚠️

  • Field added. int (*cache_invalidate_user)(struct iommu_domain *, struct iommu_user_data_array *)
  • Field removed. int (*map)(struct iommu_domain *, long unsigned int, phys_addr_t, size_t, int, gfp_t)
  • Field removed. size_t (*unmap)(struct iommu_domain *, long unsigned int, size_t, struct iommu_iotlb_gather *)
  • Field type changed. void (*iotlb_sync_map)(struct iommu_domain *, long unsigned int, size_t) ➡️ int (*iotlb_sync_map)(struct iommu_domain *, long unsigned int, size_t)