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| author | Yi Liu <yi.l.liu@intel.com> | 2023-11-21 16:44:03 +0800 |
|---|---|---|
| committer | Cédric Le Goater <clg@redhat.com> | 2023-12-19 19:03:38 +0100 |
| commit | 5ee3dc7af7859e7b8aa34c10c21778101c15e812 (patch) | |
| tree | aec5bf93cff00ca176ccb23ec8d0e6224eeb9480 /include/hw/vfio | |
| parent | 1eae5b7bd3ddd03b5591e9122b011c6520064a5a (diff) | |
| download | qemu-5ee3dc7af7859e7b8aa34c10c21778101c15e812.zip qemu-5ee3dc7af7859e7b8aa34c10c21778101c15e812.tar.gz qemu-5ee3dc7af7859e7b8aa34c10c21778101c15e812.tar.bz2 | |
vfio/iommufd: Implement the iommufd backend
The iommufd backend is implemented based on the new /dev/iommu user API.
This backend obviously depends on CONFIG_IOMMUFD.
So far, the iommufd backend doesn't support dirty page sync yet.
Co-authored-by: Eric Auger <eric.auger@redhat.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Signed-off-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Tested-by: Eric Auger <eric.auger@redhat.com>
Tested-by: Nicolin Chen <nicolinc@nvidia.com>
Signed-off-by: Cédric Le Goater <clg@redhat.com>
Diffstat (limited to 'include/hw/vfio')
| -rw-r--r-- | include/hw/vfio/vfio-common.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/hw/vfio/vfio-common.h b/include/hw/vfio/vfio-common.h index 24ecc0e..3dac5c1 100644 --- a/include/hw/vfio/vfio-common.h +++ b/include/hw/vfio/vfio-common.h @@ -89,6 +89,14 @@ typedef struct VFIOHostDMAWindow { QLIST_ENTRY(VFIOHostDMAWindow) hostwin_next; } VFIOHostDMAWindow; +typedef struct IOMMUFDBackend IOMMUFDBackend; + +typedef struct VFIOIOMMUFDContainer { + VFIOContainerBase bcontainer; + IOMMUFDBackend *be; + uint32_t ioas_id; +} VFIOIOMMUFDContainer; + typedef struct VFIODeviceOps VFIODeviceOps; typedef struct VFIODevice { @@ -116,6 +124,8 @@ typedef struct VFIODevice { OnOffAuto pre_copy_dirty_page_tracking; bool dirty_pages_supported; bool dirty_tracking; + int devid; + IOMMUFDBackend *iommufd; } VFIODevice; struct VFIODeviceOps { @@ -201,6 +211,7 @@ typedef QLIST_HEAD(VFIODeviceList, VFIODevice) VFIODeviceList; extern VFIOGroupList vfio_group_list; extern VFIODeviceList vfio_device_list; extern const VFIOIOMMUOps vfio_legacy_ops; +extern const VFIOIOMMUOps vfio_iommufd_ops; extern const MemoryListener vfio_memory_listener; extern int vfio_kvm_device_fd; |