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vfio/container: Introduce TYPE_HOST_IOMMU_DEVICE_LEGACY_VFIO device 

TYPE_HOST_IOMMU_DEVICE_LEGACY_VFIO represents a host IOMMU device under
VFIO legacy container backend.

It will have its own realize implementation.

Suggested-by: Eric Auger <eric.auger@redhat.com>
Suggested-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Zhenzhong Duan 2024-06-05 16:30:29 +08:00 committed by Cédric Le Goater
parent 38998c79a1
commit 0533739ece
2 changed files with 7 additions and 1 deletions
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5
hw/vfio/container.c
View File

@ -1141,7 +1141,10 @@ static const TypeInfo types[] = {
.name = TYPE_VFIO_IOMMU_LEGACY, .name = TYPE_VFIO_IOMMU_LEGACY,
.parent = TYPE_VFIO_IOMMU, .parent = TYPE_VFIO_IOMMU,
.class_init = vfio_iommu_legacy_class_init, .class_init = vfio_iommu_legacy_class_init,
}, }, {
.name = TYPE_HOST_IOMMU_DEVICE_LEGACY_VFIO,
.parent = TYPE_HOST_IOMMU_DEVICE,
}
}; };
DEFINE_TYPES(types) DEFINE_TYPES(types)

3
include/hw/vfio/vfio-common.h
View File

@ -31,6 +31,7 @@
#endif #endif
#include "sysemu/sysemu.h" #include "sysemu/sysemu.h"
#include "hw/vfio/vfio-container-base.h" #include "hw/vfio/vfio-container-base.h"
#include "sysemu/host_iommu_device.h"
#define VFIO_MSG_PREFIX "vfio %s: " #define VFIO_MSG_PREFIX "vfio %s: "
@ -171,6 +172,8 @@ typedef struct VFIOGroup {
bool ram_block_discard_allowed; bool ram_block_discard_allowed;
} VFIOGroup; } VFIOGroup;
#define TYPE_HOST_IOMMU_DEVICE_LEGACY_VFIO TYPE_HOST_IOMMU_DEVICE "-legacy-vfio"
typedef struct VFIODMABuf { typedef struct VFIODMABuf {
QemuDmaBuf *buf; QemuDmaBuf *buf;
uint32_t pos_x, pos_y, pos_updates; uint32_t pos_x, pos_y, pos_updates;