sdhci: refactor common sysbus/pci class_init() into sdhci_common_class_init()

Now both inherited classes appear as DEVICE_CATEGORY_STORAGE.
Signed-off-by: NPhilippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: NAlistair Francis <alistair.francis@xilinx.com>
Message-id: 20180115182436.2066-5-f4bug@amsat.org
Signed-off-by: NPeter Maydell <peter.maydell@linaro.org>

hw/sd/sdhci.c

@@ -1273,6 +1273,15 @@ const VMStateDescription sdhci_vmstate = {
     },
 };
 
+static void sdhci_common_class_init(ObjectClass *klass, void *data)
+{
+    DeviceClass *dc = DEVICE_CLASS(klass);
+
+    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
+    dc->vmsd = &sdhci_vmstate;
+    dc->reset = sdhci_poweron_reset;
+}
+
 /* --- qdev PCI --- */
 
 static Property sdhci_pci_properties[] = {
@@ -1310,10 +1319,9 @@ static void sdhci_pci_class_init(ObjectClass *klass, void *data)
     k->vendor_id = PCI_VENDOR_ID_REDHAT;
     k->device_id = PCI_DEVICE_ID_REDHAT_SDHCI;
     k->class_id = PCI_CLASS_SYSTEM_SDHCI;
-    set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
-    dc->vmsd = &sdhci_vmstate;
     dc->props = sdhci_pci_properties;
-    dc->reset = sdhci_poweron_reset;
+
+    sdhci_common_class_init(klass, data);
 }
 
 static const TypeInfo sdhci_pci_info = {
@@ -1366,10 +1374,10 @@ static void sdhci_sysbus_class_init(ObjectClass *klass, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
 
-    dc->vmsd = &sdhci_vmstate;
     dc->props = sdhci_sysbus_properties;
     dc->realize = sdhci_sysbus_realize;
-    dc->reset = sdhci_poweron_reset;
+
+    sdhci_common_class_init(klass, data);
 }
 
 static const TypeInfo sdhci_sysbus_info = {