diff options
| author | Cindy Lu <lulu@redhat.com> | 2021-11-05 00:48:23 +0800 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2022-01-06 06:11:39 -0500 |
| commit | 081f864f56307551f59c5e934e3f30a7290d0faa (patch) | |
| tree | 2e9da4b30e4bfc96238574b5a876b0b9cd9e701f /include/hw/virtio/virtio.h | |
| parent | 634f7c89fbd78f57d00d5d6b39c0ade9df1fe27f (diff) | |
virtio: add support for configure interrupt
Add the functions to support the configure interrupt in virtio
The function virtio_config_guest_notifier_read will notify the
guest if there is an configure interrupt.
The function virtio_config_set_guest_notifier_fd_handler is
to set the fd hander for the notifier
Signed-off-by: Cindy Lu <lulu@redhat.com>
Message-Id: <20211104164827.21911-7-lulu@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'include/hw/virtio/virtio.h')
| -rw-r--r-- | include/hw/virtio/virtio.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/hw/virtio/virtio.h b/include/hw/virtio/virtio.h index 605ea79c90..d78088d872 100644 --- a/include/hw/virtio/virtio.h +++ b/include/hw/virtio/virtio.h @@ -111,6 +111,7 @@ struct VirtIODevice bool use_guest_notifier_mask; AddressSpace *dma_as; QLIST_HEAD(, VirtQueue) *vector_queues; + EventNotifier config_notifier; }; struct VirtioDeviceClass { @@ -313,11 +314,14 @@ uint16_t virtio_get_queue_index(VirtQueue *vq); EventNotifier *virtio_queue_get_guest_notifier(VirtQueue *vq); void virtio_queue_set_guest_notifier_fd_handler(VirtQueue *vq, bool assign, bool with_irqfd); +void virtio_config_set_guest_notifier_fd_handler(VirtIODevice *vdev, + bool assign, bool with_irqfd); int virtio_device_start_ioeventfd(VirtIODevice *vdev); int virtio_device_grab_ioeventfd(VirtIODevice *vdev); void virtio_device_release_ioeventfd(VirtIODevice *vdev); bool virtio_device_ioeventfd_enabled(VirtIODevice *vdev); EventNotifier *virtio_queue_get_host_notifier(VirtQueue *vq); +EventNotifier *virtio_config_get_guest_notifier(VirtIODevice *vdev); void virtio_queue_set_host_notifier_enabled(VirtQueue *vq, bool enabled); void virtio_queue_host_notifier_read(EventNotifier *n); void virtio_queue_aio_set_host_notifier_handler(VirtQueue *vq, AioContext *ctx, |