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[PULL,017/173] audio/marvell_88w8618: QOM cast cleanup

Message ID 1375125630-24869-18-git-send-email-afaerber@suse.de
State New
Headers show

Commit Message

Andreas Färber July 29, 2013, 7:17 p.m. UTC 
Introduce a type constant, use QOM casts and rename the parent field.

Reviewed-by: Hu Tao <hutao@cn.fujitsu.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
---
 hw/audio/marvell_88w8618.c | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)
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Patch

diff --git a/hw/audio/marvell_88w8618.c b/hw/audio/marvell_88w8618.c
index b40ea43..97194ce 100644
--- a/hw/audio/marvell_88w8618.c
+++ b/hw/audio/marvell_88w8618.c
@@ -36,8 +36,13 @@ 
 #define MP_AUDIO_CLOCK_24MHZ    (1 << 9)
 #define MP_AUDIO_MONO           (1 << 14)
 
+#define TYPE_MV88W8618_AUDIO "mv88w8618_audio"
+#define MV88W8618_AUDIO(obj) \
+    OBJECT_CHECK(mv88w8618_audio_state, (obj), TYPE_MV88W8618_AUDIO)
+
 typedef struct mv88w8618_audio_state {
-    SysBusDevice busdev;
+    SysBusDevice parent_obj;
+
     MemoryRegion iomem;
     qemu_irq irq;
     uint32_t playback_mode;
@@ -219,8 +224,7 @@  static void mv88w8618_audio_write(void *opaque, hwaddr offset,
 
 static void mv88w8618_audio_reset(DeviceState *d)
 {
-    mv88w8618_audio_state *s = FROM_SYSBUS(mv88w8618_audio_state,
-                                           SYS_BUS_DEVICE(d));
+    mv88w8618_audio_state *s = MV88W8618_AUDIO(d);
 
     s->playback_mode = 0;
     s->status = 0;
@@ -238,7 +242,7 @@  static const MemoryRegionOps mv88w8618_audio_ops = {
 
 static int mv88w8618_audio_init(SysBusDevice *dev)
 {
-    mv88w8618_audio_state *s = FROM_SYSBUS(mv88w8618_audio_state, dev);
+    mv88w8618_audio_state *s = MV88W8618_AUDIO(dev);
 
     sysbus_init_irq(dev, &s->irq);
 
@@ -287,7 +291,7 @@  static void mv88w8618_audio_class_init(ObjectClass *klass, void *data)
 }
 
 static const TypeInfo mv88w8618_audio_info = {
-    .name          = "mv88w8618_audio",
+    .name          = TYPE_MV88W8618_AUDIO,
     .parent        = TYPE_SYS_BUS_DEVICE,
     .instance_size = sizeof(mv88w8618_audio_state),
     .class_init    = mv88w8618_audio_class_init,