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authorMarkus Armbruster <armbru@redhat.com>2020-07-07 18:05:54 +0200
committerMarkus Armbruster <armbru@redhat.com>2020-07-10 15:18:08 +0200
commit5325cc34a2ca985283134c7e264be7851b112d4e (patch)
treeba4fb68122e2dcf8860552167c56f97dc962cb00 /hw/core/bus.c
parent1c94a351644fb2555f34e63c8ddc29f70bd4803a (diff)
downloadfocaccia-qemu-5325cc34a2ca985283134c7e264be7851b112d4e.tar.gz
focaccia-qemu-5325cc34a2ca985283134c7e264be7851b112d4e.zip
qom: Put name parameter before value / visitor parameter
The object_property_set_FOO() setters take property name and value in
an unusual order:

    void object_property_set_FOO(Object *obj, FOO_TYPE value,
                                 const char *name, Error **errp)

Having to pass value before name feels grating.  Swap them.

Same for object_property_set(), object_property_get(), and
object_property_parse().

Convert callers with this Coccinelle script:

    @@
    identifier fun = {
        object_property_get, object_property_parse, object_property_set_str,
        object_property_set_link, object_property_set_bool,
        object_property_set_int, object_property_set_uint, object_property_set,
        object_property_set_qobject
    };
    expression obj, v, name, errp;
    @@
    -    fun(obj, v, name, errp)
    +    fun(obj, name, v, errp)

Chokes on hw/arm/musicpal.c's lcd_refresh() with the unhelpful error
message "no position information".  Convert that one manually.

Fails to convert hw/arm/armsse.c, because Coccinelle gets confused by
ARMSSE being used both as typedef and function-like macro there.
Convert manually.

Fails to convert hw/rx/rx-gdbsim.c, because Coccinelle gets confused
by RXCPU being used both as typedef and function-like macro there.
Convert manually.  The other files using RXCPU that way don't need
conversion.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20200707160613.848843-27-armbru@redhat.com>
[Straightforwad conflict with commit 2336172d9b "audio: set default
value for pcspk.iobase property" resolved]
Diffstat (limited to 'hw/core/bus.c')
-rw-r--r--hw/core/bus.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/hw/core/bus.c b/hw/core/bus.c
index 544dd8a6fa..00d1d31762 100644
--- a/hw/core/bus.c
+++ b/hw/core/bus.c
@@ -25,8 +25,8 @@
 
 void qbus_set_hotplug_handler(BusState *bus, Object *handler)
 {
-    object_property_set_link(OBJECT(bus), handler,
-                             QDEV_HOTPLUG_HANDLER_PROPERTY, &error_abort);
+    object_property_set_link(OBJECT(bus), QDEV_HOTPLUG_HANDLER_PROPERTY,
+                             handler, &error_abort);
 }
 
 void qbus_set_bus_hotplug_handler(BusState *bus)
@@ -168,14 +168,14 @@ bool qbus_realize(BusState *bus, Error **errp)
 {
     Error *err = NULL;
 
-    object_property_set_bool(OBJECT(bus), true, "realized", &err);
+    object_property_set_bool(OBJECT(bus), "realized", true, &err);
     error_propagate(errp, err);
     return !err;
 }
 
 void qbus_unrealize(BusState *bus)
 {
-    object_property_set_bool(OBJECT(bus), false, "realized", &error_abort);
+    object_property_set_bool(OBJECT(bus), "realized", false, &error_abort);
 }
 
 static bool bus_get_realized(Object *obj, Error **errp)