From cdf0d7694d877f19936d7404fd10b580f6e9a9b1 Mon Sep 17 00:00:00 2001
From: Gonglei <arei.gonglei@huawei.com>
Date: Wed, 6 May 2015 20:55:36 +0800
Subject: usb: usb-serial QOMify

Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 hw/usb/dev-serial.c | 43 +++++++++++++++++++++++++++----------------
 1 file changed, 27 insertions(+), 16 deletions(-)

(limited to 'hw')

diff --git a/hw/usb/dev-serial.c b/hw/usb/dev-serial.c
index 67c2072..6ca3da9 100644
--- a/hw/usb/dev-serial.c
+++ b/hw/usb/dev-serial.c
@@ -103,6 +103,9 @@ typedef struct {
     CharDriverState *cs;
 } USBSerialState;
 
+#define TYPE_USB_SERIAL "usb-serial-dev"
+#define USB_SERIAL_DEV(obj) OBJECT_CHECK(USBSerialState, (obj), TYPE_USB_SERIAL)
+
 enum {
     STR_MANUFACTURER = 1,
     STR_PRODUCT_SERIAL,
@@ -473,7 +476,7 @@ static void usb_serial_event(void *opaque, int event)
 
 static void usb_serial_realize(USBDevice *dev, Error **errp)
 {
-    USBSerialState *s = DO_UPCAST(USBSerialState, dev, dev);
+    USBSerialState *s = USB_SERIAL_DEV(dev);
     Error *local_err = NULL;
 
     usb_desc_create_serial(dev);
@@ -576,26 +579,40 @@ static Property serial_properties[] = {
     DEFINE_PROP_END_OF_LIST(),
 };
 
-static void usb_serial_class_initfn(ObjectClass *klass, void *data)
+static void usb_serial_dev_class_init(ObjectClass *klass, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
     USBDeviceClass *uc = USB_DEVICE_CLASS(klass);
 
-    uc->realize = usb_serial_realize;
-    uc->product_desc   = "QEMU USB Serial";
-    uc->usb_desc       = &desc_serial;
+    uc->realize        = usb_serial_realize;
     uc->handle_reset   = usb_serial_handle_reset;
     uc->handle_control = usb_serial_handle_control;
     uc->handle_data    = usb_serial_handle_data;
     dc->vmsd = &vmstate_usb_serial;
-    dc->props = serial_properties;
     set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
 }
 
+static const TypeInfo usb_serial_dev_type_info = {
+    .name = TYPE_USB_SERIAL,
+    .parent = TYPE_USB_DEVICE,
+    .instance_size = sizeof(USBSerialState),
+    .abstract = true,
+    .class_init = usb_serial_dev_class_init,
+};
+
+static void usb_serial_class_initfn(ObjectClass *klass, void *data)
+{
+    DeviceClass *dc = DEVICE_CLASS(klass);
+    USBDeviceClass *uc = USB_DEVICE_CLASS(klass);
+
+    uc->product_desc   = "QEMU USB Serial";
+    uc->usb_desc       = &desc_serial;
+    dc->props = serial_properties;
+}
+
 static const TypeInfo serial_info = {
     .name          = "usb-serial",
-    .parent        = TYPE_USB_DEVICE,
-    .instance_size = sizeof(USBSerialState),
+    .parent        = TYPE_USB_SERIAL,
     .class_init    = usb_serial_class_initfn,
 };
 
@@ -609,26 +626,20 @@ static void usb_braille_class_initfn(ObjectClass *klass, void *data)
     DeviceClass *dc = DEVICE_CLASS(klass);
     USBDeviceClass *uc = USB_DEVICE_CLASS(klass);
 
-    uc->realize        = usb_serial_realize;
     uc->product_desc   = "QEMU USB Braille";
     uc->usb_desc       = &desc_braille;
-    uc->handle_reset   = usb_serial_handle_reset;
-    uc->handle_control = usb_serial_handle_control;
-    uc->handle_data    = usb_serial_handle_data;
-    dc->vmsd = &vmstate_usb_serial;
     dc->props = braille_properties;
-    set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
 }
 
 static const TypeInfo braille_info = {
     .name          = "usb-braille",
-    .parent        = TYPE_USB_DEVICE,
-    .instance_size = sizeof(USBSerialState),
+    .parent        = TYPE_USB_SERIAL,
     .class_init    = usb_braille_class_initfn,
 };
 
 static void usb_serial_register_types(void)
 {
+    type_register_static(&usb_serial_dev_type_info);
     type_register_static(&serial_info);
     usb_legacy_register("usb-serial", "serial", usb_serial_init);
     type_register_static(&braille_info);
-- 
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