Re: [Qemu-devel] [PATCH 14/21] qdev: remove qdev_prop_set_defaults

[Anthony Liguori <aliguori@us.ibm.com>]

On 05/02/2012 06:31 AM, Paolo Bonzini wrote:
> Instead, qdev_property_add_static can set the default.
>
> Signed-off-by: Paolo Bonzini<pbonzini@redhat.com>

Great idea!

Reviewed-by: Anthony Liguori <aliguori@us.ibm.com>

Regards,

Anthony Liguori

> ---
>   hw/qdev-properties.c |   22 ----------------------
>   hw/qdev.c            |   26 +++++++++++++++++++++++---
>   hw/qdev.h            |    1 -
>   3 files changed, 23 insertions(+), 26 deletions(-)
>
> diff --git a/hw/qdev-properties.c b/hw/qdev-properties.c
> index 572b83c..244646c 100644
> --- a/hw/qdev-properties.c
> +++ b/hw/qdev-properties.c
> @@ -1130,28 +1130,6 @@ void qdev_prop_set_ptr(DeviceState *dev, const char *name, void *value)
>       *ptr = value;
>   }
>
> -void qdev_prop_set_defaults(DeviceState *dev, Property *props)
> -{
> -    Object *obj = OBJECT(dev);
> -    if (!props)
> -        return;
> -    for (; props->name; props++) {
> -        Error *errp = NULL;
> -        if (props->qtype == QTYPE_NONE) {
> -            continue;
> -        }
> -        if (props->qtype == QTYPE_QBOOL) {
> -            object_property_set_bool(obj, props->defval, props->name,&errp);
> -        } else if (props->info->enum_table) {
> -            object_property_set_str(obj, props->info->enum_table[props->defval],
> -                                    props->name,&errp);
> -        } else if (props->qtype == QTYPE_QINT) {
> -            object_property_set_int(obj, props->defval, props->name,&errp);
> -        }
> -        assert_no_error(errp);
> -    }
> -}
> -
>   static QTAILQ_HEAD(, GlobalProperty) global_props = QTAILQ_HEAD_INITIALIZER(global_props);
>
>   static void qdev_prop_register_global(GlobalProperty *prop)
> diff --git a/hw/qdev.c b/hw/qdev.c
> index 7288b8e..f953c51 100644
> --- a/hw/qdev.c
> +++ b/hw/qdev.c
> @@ -576,6 +576,9 @@ void qdev_property_add_legacy(DeviceState *dev, Property *prop,
>   void qdev_property_add_static(DeviceState *dev, Property *prop,
>                                 Error **errp)
>   {
> +    Error *local_err = NULL;
> +    Object *obj = OBJECT(dev);
> +
>       /*
>        * TODO qdev_prop_ptr does not have getters or setters.  It must
>        * go now that it can be replaced with links.  The test should be
> @@ -585,10 +588,28 @@ void qdev_property_add_static(DeviceState *dev, Property *prop,
>           return;
>       }
>
> -    object_property_add(OBJECT(dev), prop->name, prop->info->name,
> +    object_property_add(obj, prop->name, prop->info->name,
>                           prop->info->get, prop->info->set,
>                           prop->info->release,
> -                        prop, errp);
> +                        prop,&local_err);
> +
> +    if (local_err) {
> +        error_propagate(errp, local_err);
> +        return;
> +    }
> +    if (prop->qtype == QTYPE_NONE) {
> +        return;
> +    }
> +
> +    if (prop->qtype == QTYPE_QBOOL) {
> +        object_property_set_bool(obj, prop->defval, prop->name,&local_err);
> +    } else if (prop->info->enum_table) {
> +        object_property_set_str(obj, prop->info->enum_table[prop->defval],
> +                                prop->name,&local_err);
> +    } else if (prop->qtype == QTYPE_QINT) {
> +        object_property_set_int(obj, prop->defval, prop->name,&local_err);
> +    }
> +    assert_no_error(local_err);
>   }
>
>   static void device_initfn(Object *obj)
> @@ -611,7 +632,6 @@ static void device_initfn(Object *obj)
>               qdev_property_add_legacy(dev, prop, NULL);
>               qdev_property_add_static(dev, prop, NULL);
>           }
> -        qdev_prop_set_defaults(dev, DEVICE_CLASS(class)->props);
>           class = object_class_get_parent(class);
>       } while (class != object_class_by_name(TYPE_DEVICE));
>       qdev_prop_set_globals(dev);
> diff --git a/hw/qdev.h b/hw/qdev.h
> index 4d6458f..23147df 100644
> --- a/hw/qdev.h
> +++ b/hw/qdev.h
> @@ -311,7 +311,6 @@ void qdev_prop_set_macaddr(DeviceState *dev, const char *name, uint8_t *value);
>   void qdev_prop_set_enum(DeviceState *dev, const char *name, int value);
>   /* FIXME: Remove opaque pointer properties.  */
>   void qdev_prop_set_ptr(DeviceState *dev, const char *name, void *value);
> -void qdev_prop_set_defaults(DeviceState *dev, Property *props);
>
>   void qdev_prop_register_global_list(GlobalProperty *props);
>   void qdev_prop_set_globals(DeviceState *dev);