[RFC PATCH v5 08/26] vdpa: Add vhost_svq_get_dev_kick_notifier

[Eugenio Pérez]

Is needed so vhost-vdpa knows what to send to device as kick event fd.

Signed-off-by: Eugenio Pérez <eperezma@redhat.com>
---
 hw/virtio/vhost-shadow-virtqueue.h |  4 ++++
 hw/virtio/vhost-shadow-virtqueue.c | 10 +++++++++-
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/hw/virtio/vhost-shadow-virtqueue.h 
b/hw/virtio/vhost-shadow-virtqueue.h
index 27ac6388fa..50ebddbbb9 100644
--- a/hw/virtio/vhost-shadow-virtqueue.h
+++ b/hw/virtio/vhost-shadow-virtqueue.h
@@ -11,9 +11,13 @@
 #define VHOST_SHADOW_VIRTQUEUE_H
 
 #include "hw/virtio/vhost.h"
+#include "qemu/event_notifier.h"
 
 typedef struct VhostShadowVirtqueue VhostShadowVirtqueue;
 
+const EventNotifier *vhost_svq_get_dev_kick_notifier(
+                                              const VhostShadowVirtqueue *svq);
+
 VhostShadowVirtqueue *vhost_svq_new(struct vhost_dev *dev, int idx);
 
 void vhost_svq_free(VhostShadowVirtqueue *vq);
diff --git a/hw/virtio/vhost-shadow-virtqueue.c 
b/hw/virtio/vhost-shadow-virtqueue.c
index 38887c3433..076418556d 100644
--- a/hw/virtio/vhost-shadow-virtqueue.c
+++ b/hw/virtio/vhost-shadow-virtqueue.c
@@ -11,7 +11,6 @@
 #include "hw/virtio/vhost-shadow-virtqueue.h"
 
 #include "qemu/error-report.h"
-#include "qemu/event_notifier.h"
 
 /* Shadow virtqueue to relay notifications */
 typedef struct VhostShadowVirtqueue {
@@ -21,6 +20,15 @@ typedef struct VhostShadowVirtqueue {
     EventNotifier hdev_call;
 } VhostShadowVirtqueue;
 
+/**
+ * The notifier that SVQ will use to notify the device.
+ */
+const EventNotifier *vhost_svq_get_dev_kick_notifier(
+                                               const VhostShadowVirtqueue *svq)
+{
+    return &svq->hdev_kick;
+}
+
 /*
  * Creates vhost shadow virtqueue, and instruct vhost device to use the shadow
  * methods and file descriptors.
-- 
2.27.0