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virtio-ccw: wire up ->bus_name callback 

Return the bus id of the ccw proxy device. This makes 'ethtool -i'
show a more useful value than 'virtio' in the bus-info field.

Acked-by: Halil Pasic <pasic@linux.ibm.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Cornelia Huck 2019-01-21 13:19:44 +01:00 committed by Michael S. Tsirkin
parent 3438b2c039
commit 971bedca26
1 changed files with 8 additions and 0 deletions
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8
drivers/s390/virtio/virtio_ccw.c
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@ -975,6 +975,13 @@ static void virtio_ccw_set_status(struct virtio_device *vdev, u8 status)
kfree(ccw);
}
static const char *virtio_ccw_bus_name(struct virtio_device *vdev)
{
struct virtio_ccw_device *vcdev = to_vc_device(vdev);
return dev_name(&vcdev->cdev->dev);
}
static const struct virtio_config_ops virtio_ccw_config_ops = {
.get_features = virtio_ccw_get_features,
.finalize_features = virtio_ccw_finalize_features,
@ -985,6 +992,7 @@ static const struct virtio_config_ops virtio_ccw_config_ops = {
.reset = virtio_ccw_reset,
.find_vqs = virtio_ccw_find_vqs,
.del_vqs = virtio_ccw_del_vqs,
.bus_name = virtio_ccw_bus_name,
};