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authorAnthony Liguori <aliguori@us.ibm.com>2011-12-04 11:36:01 -0600
committerAnthony Liguori <aliguori@us.ibm.com>2012-01-27 10:50:46 -0600
commit94afdadcb3ab71f5123f719d74065c6f4cc837ea (patch)
tree747906b65b821ed33449a231b9b68ace8ac06374 /hw/qdev.c
parentf79f2bfc6aae76718652f0b3e15a849f7b58104a (diff)
downloadfocaccia-qemu-94afdadcb3ab71f5123f719d74065c6f4cc837ea.tar.gz
focaccia-qemu-94afdadcb3ab71f5123f719d74065c6f4cc837ea.zip
qdev: use a wrapper to access reset and promote reset to a class method
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'hw/qdev.c')
-rw-r--r--hw/qdev.c22
1 files changed, 17 insertions, 5 deletions
diff --git a/hw/qdev.c b/hw/qdev.c
index 5da94a8175..a80ca7ccbc 100644
--- a/hw/qdev.c
+++ b/hw/qdev.c
@@ -48,7 +48,12 @@ static BusState *qbus_find(const char *path);
 static void qdev_subclass_init(ObjectClass *klass, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
+
     dc->info = data;
+    dc->reset = dc->info->reset;
+
+    /* Poison to try to detect future uses */
+    dc->info->reset = NULL;
 }
 
 DeviceInfo *qdev_get_info(DeviceState *dev)
@@ -378,8 +383,8 @@ int qdev_init(DeviceState *dev)
                                        dev->alias_required_for_version);
     }
     dev->state = DEV_STATE_INITIALIZED;
-    if (dev->hotplugged && qdev_get_info(dev)->reset) {
-        qdev_get_info(dev)->reset(dev);
+    if (dev->hotplugged) {
+        device_reset(dev);
     }
     return 0;
 }
@@ -407,9 +412,7 @@ int qdev_unplug(DeviceState *dev)
 
 static int qdev_reset_one(DeviceState *dev, void *opaque)
 {
-    if (qdev_get_info(dev)->reset) {
-        qdev_get_info(dev)->reset(dev);
-    }
+    device_reset(dev);
 
     return 0;
 }
@@ -1593,6 +1596,15 @@ void qdev_machine_init(void)
     qdev_get_peripheral();
 }
 
+void device_reset(DeviceState *dev)
+{
+    DeviceClass *klass = DEVICE_GET_CLASS(dev);
+
+    if (klass->reset) {
+        klass->reset(dev);
+    }
+}
+
 static TypeInfo device_type_info = {
     .name = TYPE_DEVICE,
     .parent = TYPE_OBJECT,