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vfio/iommufd: Introduce a VFIOIOMMU iommufd QOM interface

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As previously done for the sPAPR and legacy IOMMU backends, convert
the VFIOIOMMUOps struct to a QOM interface. The set of of operations
for this backend can be referenced with a literal typename instead of
a C struct.

Reviewed-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Tested-by: Eric Farman <farman@linux.ibm.com>
Signed-off-by: Cédric Le Goater <clg@redhat.com>
This commit is contained in:
Cédric Le Goater 2023-12-19 07:58:23 +01:00
parent f221f641a2
commit ce5f6d49f5
4 changed files with 28 additions and 12 deletions
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1
include/hw/vfio/vfio-common.h
View file

@ -210,7 +210,6 @@ typedef QLIST_HEAD(VFIOGroupList, VFIOGroup) VFIOGroupList;
typedef QLIST_HEAD(VFIODeviceList, VFIODevice) VFIODeviceList;
extern VFIOGroupList vfio_group_list;
extern VFIODeviceList vfio_device_list;
extern const VFIOIOMMUOps vfio_iommufd_ops;
extern const MemoryListener vfio_memory_listener;
extern int vfio_kvm_device_fd;

2
include/hw/vfio/vfio-container-base.h
View file

@ -17,7 +17,6 @@
typedef struct VFIODevice VFIODevice;
typedef struct VFIOIOMMUClass VFIOIOMMUClass;
#define VFIOIOMMUOps VFIOIOMMUClass /* To remove */
typedef struct {
unsigned long *bitmap;
@ -96,6 +95,7 @@ void vfio_container_destroy(VFIOContainerBase *bcontainer);
#define TYPE_VFIO_IOMMU "vfio-iommu"
#define TYPE_VFIO_IOMMU_LEGACY TYPE_VFIO_IOMMU "-legacy"
#define TYPE_VFIO_IOMMU_SPAPR TYPE_VFIO_IOMMU "-spapr"
#define TYPE_VFIO_IOMMU_IOMMUFD TYPE_VFIO_IOMMU "-iommufd"
/*
* VFIOContainerBase is not an abstract QOM object because it felt