[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH for-1.5 v2 2/5] virtio: add virtio_device_set_child_
From: |
fred . konrad |
Subject: |
[Qemu-devel] [PATCH for-1.5 v2 2/5] virtio: add virtio_device_set_child_bus_name. |
Date: |
Tue, 30 Apr 2013 16:08:48 +0200 |
From: KONRAD Frederic <address@hidden>
Add virtio_device_set_child_bus_name function.
It will be used with virtio-serial-x and virtio-scsi-x to set the
child bus name before calling virtio-x-device's init.
Signed-off-by: KONRAD Frederic <address@hidden>
---
hw/virtio/virtio.c | 24 ++++++++++++++++++++++++
include/hw/virtio/virtio.h | 4 ++++
2 files changed, 28 insertions(+)
diff --git a/hw/virtio/virtio.c b/hw/virtio/virtio.c
index 0f88c25..53a0d90 100644
--- a/hw/virtio/virtio.c
+++ b/hw/virtio/virtio.c
@@ -1087,6 +1087,18 @@ EventNotifier *virtio_queue_get_host_notifier(VirtQueue
*vq)
return &vq->host_notifier;
}
+void virtio_device_set_child_bus_name(VirtIODevice *vdev, char *bus_name)
+{
+ if (vdev->bus_name) {
+ g_free(vdev->bus_name);
+ vdev->bus_name = NULL;
+ }
+
+ if (bus_name) {
+ vdev->bus_name = g_strdup(bus_name);
+ }
+}
+
static int virtio_device_init(DeviceState *qdev)
{
VirtIODevice *vdev = VIRTIO_DEVICE(qdev);
@@ -1099,11 +1111,23 @@ static int virtio_device_init(DeviceState *qdev)
return 0;
}
+static int virtio_device_exit(DeviceState *qdev)
+{
+ VirtIODevice *vdev = VIRTIO_DEVICE(qdev);
+
+ if (vdev->bus_name) {
+ g_free(vdev->bus_name);
+ vdev->bus_name = NULL;
+ }
+ return 0;
+}
+
static void virtio_device_class_init(ObjectClass *klass, void *data)
{
/* Set the default value here. */
DeviceClass *dc = DEVICE_CLASS(klass);
dc->init = virtio_device_init;
+ dc->exit = virtio_device_exit;
dc->bus_type = TYPE_VIRTIO_BUS;
}
diff --git a/include/hw/virtio/virtio.h b/include/hw/virtio/virtio.h
index ae7a4c4..a6c5c53 100644
--- a/include/hw/virtio/virtio.h
+++ b/include/hw/virtio/virtio.h
@@ -118,6 +118,7 @@ struct VirtIODevice
uint16_t device_id;
bool vm_running;
VMChangeStateEntry *vmstate;
+ char *bus_name;
};
typedef struct VirtioDeviceClass {
@@ -149,6 +150,9 @@ void virtio_init(VirtIODevice *vdev, const char *name,
uint16_t device_id, size_t config_size);
void virtio_cleanup(VirtIODevice *vdev);
+/* Set the child bus name. */
+void virtio_device_set_child_bus_name(VirtIODevice *vdev, char *bus_name);
+
VirtQueue *virtio_add_queue(VirtIODevice *vdev, int queue_size,
void (*handle_output)(VirtIODevice *,
VirtQueue *));
--
1.8.1.4