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Revert "virtio_config: introduce a new .enable_cbs method"

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This reverts commit d50497eb4e.

The new callback ended up not being used, and it's asymmetrical:
just enable, no disable.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Jason Wang <jasowang@redhat.com>
This commit is contained in:
Michael S. Tsirkin 2022-03-30 02:22:17 -04:00
parent 7414539c5f
commit c18c86808b
1 changed files with 0 additions and 6 deletions
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6
include/linux/virtio_config.h
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@ -23,8 +23,6 @@ struct virtio_shm_region {
* any of @get/@set, @get_status/@set_status, or @get_features/
* @finalize_features are NOT safe to be called from an atomic
* context.
* @enable_cbs: enable the callbacks
* vdev: the virtio_device
* @get: read the value of a configuration field
* vdev: the virtio_device
* offset: the offset of the configuration field
@ -78,7 +76,6 @@ struct virtio_shm_region {
*/
typedef void vq_callback_t(struct virtqueue *);
struct virtio_config_ops {
void (*enable_cbs)(struct virtio_device *vdev);
void (*get)(struct virtio_device *vdev, unsigned offset,
void *buf, unsigned len);
void (*set)(struct virtio_device *vdev, unsigned offset,
@ -233,9 +230,6 @@ void virtio_device_ready(struct virtio_device *dev)
{
unsigned status = dev->config->get_status(dev);
if (dev->config->enable_cbs)
dev->config->enable_cbs(dev);
BUG_ON(status & VIRTIO_CONFIG_S_DRIVER_OK);
dev->config->set_status(dev, status | VIRTIO_CONFIG_S_DRIVER_OK);
}