[Qemu-devel] [PATCH 06/12] target-i386: replace FROM_SYSBUS() with QOM type cast

[Igor Mammedov <imammedo@redhat.com>]

... and define type name and type cast macro for kvmvapic according
to accepted convention.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
---
 hw/i386/kvmvapic.c |    7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/hw/i386/kvmvapic.c b/hw/i386/kvmvapic.c
index c151c95..21551a5 100644
--- a/hw/i386/kvmvapic.c
+++ b/hw/i386/kvmvapic.c
@@ -62,6 +62,9 @@ typedef struct VAPICROMState {
     bool rom_mapped_writable;
 } VAPICROMState;
 
+#define TYPE_VAPIC_DEVICE "kvmvapic"
+#define VAPIC_DEVICE(obj) OBJECT_CHECK(VAPICROMState, (obj), TYPE_VAPIC_DEVICE)
+
 #define TPR_INSTR_ABS_MODRM             0x1
 #define TPR_INSTR_MATCH_MODRM_REG       0x2
 
@@ -692,7 +695,7 @@ static const MemoryRegionOps vapic_ops = {
 
 static int vapic_init(SysBusDevice *dev)
 {
-    VAPICROMState *s = FROM_SYSBUS(VAPICROMState, dev);
+    VAPICROMState *s = VAPIC_DEVICE(dev);
 
     memory_region_init_io(&s->io, &vapic_ops, s, "kvmvapic", 2);
     sysbus_add_io(dev, VAPIC_IO_PORT, &s->io);
@@ -808,7 +811,7 @@ static void vapic_class_init(ObjectClass *klass, void *data)
 }
 
 static const TypeInfo vapic_type = {
-    .name          = "kvmvapic",
+    .name          = TYPE_VAPIC_DEVICE,
     .parent        = TYPE_SYS_BUS_DEVICE,
     .instance_size = sizeof(VAPICROMState),
     .class_init    = vapic_class_init,
-- 
1.7.1