sysbus: Convert to sysbus_realize() etc. with Coccinelle

Convert from qdev_realize(), qdev_realize_and_unref() with null @bus
argument to sysbus_realize(), sysbus_realize_and_unref().

Coccinelle script:

    @@
    expression dev, errp;
    @@
    -    qdev_realize(DEVICE(dev), NULL, errp);
    +    sysbus_realize(SYS_BUS_DEVICE(dev), errp);

    @@
    expression sysbus_dev, dev, errp;
    @@
    +    sysbus_dev = SYS_BUS_DEVICE(dev);
    -    qdev_realize_and_unref(dev, NULL, errp);
    +    sysbus_realize_and_unref(sysbus_dev, errp);
    -    sysbus_dev = SYS_BUS_DEVICE(dev);

    @@
    expression sysbus_dev, dev, errp;
    expression expr;
    @@
         sysbus_dev = SYS_BUS_DEVICE(dev);
         ... when != dev = expr;
    -    qdev_realize_and_unref(dev, NULL, errp);
    +    sysbus_realize_and_unref(sysbus_dev, errp);

    @@
    expression dev, errp;
    @@
    -    qdev_realize_and_unref(DEVICE(dev), NULL, errp);
    +    sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), errp);

    @@
    expression dev, errp;
    @@
    -    qdev_realize_and_unref(dev, NULL, errp);
    +    sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), errp);

Whitespace changes minimized manually.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20200610053247.1583243-46-armbru@redhat.com>
[Conflicts in hw/misc/empty_slot.c and hw/sparc/leon3.c resolved]

2 files changed, 2 insertions, 2 deletions

diff --git a/hw/xen/xen-bus.c b/hw/xen/xen-bus.c
index 532f736..4b00320 100644
--- a/hw/xen/xen-bus.c
+++ b/hw/xen/xen-bus.c
@@ -1390,6 +1390,6 @@ void xen_bus_init(void)
     DeviceState *dev = qdev_new(TYPE_XEN_BRIDGE);
     BusState *bus = qbus_create(TYPE_XEN_BUS, dev, NULL);
 
-    qdev_realize_and_unref(dev, NULL, &error_fatal);
+    sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
     qbus_set_bus_hotplug_handler(bus, &error_abort);
 }
diff --git a/hw/xen/xen-legacy-backend.c b/hw/xen/xen-legacy-backend.c
index ef7c832..2335ee2 100644
--- a/hw/xen/xen-legacy-backend.c
+++ b/hw/xen/xen-legacy-backend.c
@@ -703,7 +703,7 @@ int xen_be_init(void)
     }
 
     xen_sysdev = qdev_new(TYPE_XENSYSDEV);
-    qdev_realize_and_unref(xen_sysdev, NULL, &error_fatal);
+    sysbus_realize_and_unref(SYS_BUS_DEVICE(xen_sysdev), &error_fatal);
     xen_sysbus = qbus_create(TYPE_XENSYSBUS, xen_sysdev, "xen-sysbus");
     qbus_set_bus_hotplug_handler(xen_sysbus, &error_abort);