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vfio/container: Implement attach/detach_device

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No functional change intended.

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Signed-off-by: Yi Sun <yi.y.sun@linux.intel.com>
Signed-off-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Cédric Le Goater <clg@redhat.com>
This commit is contained in:
Eric Auger 2023-11-02 15:12:41 +08:00 • committed by Cédric Le Goater
parent f79baf8c95
commit 1eb31f13b2
2 changed files with 21 additions and 7 deletions
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16
hw/vfio/common.c
View file

@ -1498,3 +1498,19 @@ retry:
return info; return info;
} }
int vfio_attach_device(char *name, VFIODevice *vbasedev,
AddressSpace *as, Error **errp)
{
const VFIOIOMMUOps *ops = &vfio_legacy_ops;
return ops->attach_device(name, vbasedev, as, errp);
}
void vfio_detach_device(VFIODevice *vbasedev)
{
if (!vbasedev->bcontainer) {
return;
}
vbasedev->bcontainer->ops->detach_device(vbasedev);
}

12
hw/vfio/container.c
View file

@ -873,8 +873,8 @@ static int vfio_device_groupid(VFIODevice *vbasedev, Error **errp)
* @name and @vbasedev->name are likely to be different depending * @name and @vbasedev->name are likely to be different depending
* on the type of the device, hence the need for passing @name * on the type of the device, hence the need for passing @name
*/ */
int vfio_attach_device(char *name, VFIODevice *vbasedev, static int vfio_legacy_attach_device(const char *name, VFIODevice *vbasedev,
AddressSpace *as, Error **errp) AddressSpace *as, Error **errp)
{ {
int groupid = vfio_device_groupid(vbasedev, errp); int groupid = vfio_device_groupid(vbasedev, errp);
VFIODevice *vbasedev_iter; VFIODevice *vbasedev_iter;
@ -914,14 +914,10 @@ int vfio_attach_device(char *name, VFIODevice *vbasedev,
return ret; return ret;
} }
void vfio_detach_device(VFIODevice *vbasedev) static void vfio_legacy_detach_device(VFIODevice *vbasedev)
{ {
VFIOGroup *group = vbasedev->group; VFIOGroup *group = vbasedev->group;
if (!vbasedev->bcontainer) {
return;
}
QLIST_REMOVE(vbasedev, global_next); QLIST_REMOVE(vbasedev, global_next);
QLIST_REMOVE(vbasedev, container_next); QLIST_REMOVE(vbasedev, container_next);
vbasedev->bcontainer = NULL; vbasedev->bcontainer = NULL;
@ -933,6 +929,8 @@ void vfio_detach_device(VFIODevice *vbasedev)
const VFIOIOMMUOps vfio_legacy_ops = { const VFIOIOMMUOps vfio_legacy_ops = {
.dma_map = vfio_legacy_dma_map, .dma_map = vfio_legacy_dma_map,
.dma_unmap = vfio_legacy_dma_unmap, .dma_unmap = vfio_legacy_dma_unmap,
.attach_device = vfio_legacy_attach_device,
.detach_device = vfio_legacy_detach_device,
.set_dirty_page_tracking = vfio_legacy_set_dirty_page_tracking, .set_dirty_page_tracking = vfio_legacy_set_dirty_page_tracking,
.query_dirty_bitmap = vfio_legacy_query_dirty_bitmap, .query_dirty_bitmap = vfio_legacy_query_dirty_bitmap,
}; };