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[Qemu-devel] [PULL 155/173] m48t59: QOM cast cleanup for M48t59SysBusSta


From: Andreas Färber
Subject: [Qemu-devel] [PULL 155/173] m48t59: QOM cast cleanup for M48t59SysBusState
Date: Mon, 29 Jul 2013 21:20:12 +0200

Signed-off-by: Andreas Färber <address@hidden>
---
 hw/timer/m48t59.c         | 16 ++++++++++------
 include/hw/timer/m48t59.h |  3 +++
 2 files changed, 13 insertions(+), 6 deletions(-)

diff --git a/hw/timer/m48t59.c b/hw/timer/m48t59.c
index be3490b..0cc9e5b 100644
--- a/hw/timer/m48t59.c
+++ b/hw/timer/m48t59.c
@@ -83,8 +83,12 @@ typedef struct M48t59ISAState {
     MemoryRegion io;
 } M48t59ISAState;
 
+#define SYSBUS_M48T59(obj) \
+    OBJECT_CHECK(M48t59SysBusState, (obj), TYPE_SYSBUS_M48T59)
+
 typedef struct M48t59SysBusState {
-    SysBusDevice busdev;
+    SysBusDevice parent_obj;
+
     M48t59State state;
     MemoryRegion io;
 } M48t59SysBusState;
@@ -621,7 +625,7 @@ static void m48t59_reset_isa(DeviceState *d)
 
 static void m48t59_reset_sysbus(DeviceState *d)
 {
-    M48t59SysBusState *sys = container_of(d, M48t59SysBusState, busdev.qdev);
+    M48t59SysBusState *sys = SYSBUS_M48T59(d);
     M48t59State *NVRAM = &sys->state;
 
     m48t59_reset_common(NVRAM);
@@ -646,13 +650,13 @@ M48t59State *m48t59_init(qemu_irq IRQ, hwaddr mem_base,
     M48t59SysBusState *d;
     M48t59State *state;
 
-    dev = qdev_create(NULL, "m48t59");
+    dev = qdev_create(NULL, TYPE_SYSBUS_M48T59);
     qdev_prop_set_uint32(dev, "model", model);
     qdev_prop_set_uint32(dev, "size", size);
     qdev_prop_set_uint32(dev, "io_base", io_base);
     qdev_init_nofail(dev);
     s = SYS_BUS_DEVICE(dev);
-    d = FROM_SYSBUS(M48t59SysBusState, s);
+    d = SYSBUS_M48T59(dev);
     state = &d->state;
     sysbus_connect_irq(s, 0, IRQ);
     memory_region_init_io(&d->io, OBJECT(d), &m48t59_io_ops, state,
@@ -716,7 +720,7 @@ static void m48t59_isa_realize(DeviceState *dev, Error 
**errp)
 
 static int m48t59_init1(SysBusDevice *dev)
 {
-    M48t59SysBusState *d = FROM_SYSBUS(M48t59SysBusState, dev);
+    M48t59SysBusState *d = SYSBUS_M48T59(dev);
     M48t59State *s = &d->state;
     Error *err = NULL;
 
@@ -776,7 +780,7 @@ static void m48t59_class_init(ObjectClass *klass, void 
*data)
 }
 
 static const TypeInfo m48t59_info = {
-    .name          = "m48t59",
+    .name          = TYPE_SYSBUS_M48T59,
     .parent        = TYPE_SYS_BUS_DEVICE,
     .instance_size = sizeof(M48t59SysBusState),
     .class_init    = m48t59_class_init,
diff --git a/include/hw/timer/m48t59.h b/include/hw/timer/m48t59.h
index 59337fa..8217522 100644
--- a/include/hw/timer/m48t59.h
+++ b/include/hw/timer/m48t59.h
@@ -21,6 +21,9 @@ int PPC_NVRAM_set_params (nvram_t *nvram, uint16_t NVRAM_size,
                           uint32_t initrd_image, uint32_t initrd_size,
                           uint32_t NVRAM_image,
                           int width, int height, int depth);
+
+#define TYPE_SYSBUS_M48T59 "m48t59"
+
 typedef struct M48t59State M48t59State;
 
 void m48t59_write (void *private, uint32_t addr, uint32_t val);
-- 
1.8.1.4




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