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vfio: Add save and load functions for VFIO PCI devices

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Added functions to save and restore PCI device specific data,
specifically config space of PCI device.

Signed-off-by: Kirti Wankhede <kwankhede@nvidia.com>
Reviewed-by: Neo Jia <cjia@nvidia.com>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
This commit is contained in:
Kirti Wankhede 2020-10-26 15:06:13 +05:30 • committed by Alex Williamson
parent e93b733bcf
commit c5e2fb3ce4
2 changed files with 53 additions and 0 deletions
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2
include/hw/vfio/vfio-common.h
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@ -120,6 +120,8 @@ struct VFIODeviceOps {
int (*vfio_hot_reset_multi)(VFIODevice *vdev);
void (*vfio_eoi)(VFIODevice *vdev);
Object *(*vfio_get_object)(VFIODevice *vdev);
void (*vfio_save_config)(VFIODevice *vdev, QEMUFile *f);
int (*vfio_load_config)(VFIODevice *vdev, QEMUFile *f);
};
typedef struct VFIOGroup {