vfio/mdev: Remove vfio_mdev.c

Now that all mdev drivers directly create their own mdev_device driver and
directly register with the vfio core's vfio_device_ops this is all dead
code.

Delete vfio_mdev.c and the mdev_parent_ops members that are connected to
it.

Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Zhi Wang <zhi.a.wang@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20220411141403.86980-31-hch@lst.de
Reviewed-by: Kirti Wankhede <kwankhede@nvidia.com>
Reviewed-by: Zhi Wang <zhi.a.wang@intel.com>

1 files changed, 0 insertions, 10 deletions

diff --git a/drivers/vfio/mdev/mdev_driver.c b/drivers/vfio/mdev/mdev_driver.c
index 7927ed4f1711..9c2af59809e2 100644
--- a/drivers/vfio/mdev/mdev_driver.c
+++ b/drivers/vfio/mdev/mdev_driver.c
@@ -74,13 +74,3 @@ void mdev_unregister_driver(struct mdev_driver *drv)
 	driver_unregister(&drv->driver);
 }
 EXPORT_SYMBOL(mdev_unregister_driver);
-
-int mdev_bus_register(void)
-{
-	return bus_register(&mdev_bus_type);
-}
-
-void mdev_bus_unregister(void)
-{
-	bus_unregister(&mdev_bus_type);
-}