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[Qemu-commits] [COMMIT 959f733] qdev: integrate reset


From: Anthony Liguori
Subject: [Qemu-commits] [COMMIT 959f733] qdev: integrate reset
Date: Wed, 09 Sep 2009 22:36:55 -0000

From: Gerd Hoffmann <address@hidden>

Signed-off-by: Gerd Hoffmann <address@hidden>
Signed-off-by: Anthony Liguori <address@hidden>

diff --git a/hw/qdev.c b/hw/qdev.c
index 0e9732b..675248f 100644
--- a/hw/qdev.c
+++ b/hw/qdev.c
@@ -214,12 +214,21 @@ DeviceState *qdev_device_add(QemuOpts *opts)
    calling this function.  */
 int qdev_init(DeviceState *dev)
 {
-    return dev->info->init(dev, dev->info);
+    int rc;
+
+    rc = dev->info->init(dev, dev->info);
+    if (rc < 0)
+        return rc;
+    if (dev->info->reset)
+        qemu_register_reset(dev->info->reset, dev);
+    return 0;
 }
 
 /* Unlink device from bus and free the structure.  */
 void qdev_free(DeviceState *dev)
 {
+    if (dev->info->reset)
+        qemu_unregister_reset(dev->info->reset, dev);
     LIST_REMOVE(dev, sibling);
     qemu_free(dev);
 }
diff --git a/hw/qdev.h b/hw/qdev.h
index 56a0c1f..b146aa1 100644
--- a/hw/qdev.h
+++ b/hw/qdev.h
@@ -108,6 +108,9 @@ struct DeviceInfo {
     Property *props;
     int no_user;
 
+    /* callbacks */
+    QEMUResetHandler *reset;
+
     /* Private to qdev / bus.  */
     qdev_initfn init;
     BusInfo *bus_info;




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