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[Qemu-arm] [PATCH 4/5] hw/display: QOM'ify milkymist-vgafb.c


From: xiaoqiang zhao
Subject: [Qemu-arm] [PATCH 4/5] hw/display: QOM'ify milkymist-vgafb.c
Date: Thu, 24 Mar 2016 18:29:31 +0800

* Drop the old SysBus init function and use instance_init
* Move graphic_console_init into realize stage

Signed-off-by: xiaoqiang zhao <address@hidden>
---
 hw/display/milkymist-vgafb.c | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/hw/display/milkymist-vgafb.c b/hw/display/milkymist-vgafb.c
index 19ca256..39e16d6 100644
--- a/hw/display/milkymist-vgafb.c
+++ b/hw/display/milkymist-vgafb.c
@@ -292,17 +292,21 @@ static const GraphicHwOps vgafb_ops = {
     .gfx_update  = vgafb_update_display,
 };
 
-static int milkymist_vgafb_init(SysBusDevice *dev)
+static void milkymist_vgafb_init(Object *obj)
 {
-    MilkymistVgafbState *s = MILKYMIST_VGAFB(dev);
+    MilkymistVgafbState *s = MILKYMIST_VGAFB(obj);
+    SysBusDevice *dev = SYS_BUS_DEVICE(obj);
 
     memory_region_init_io(&s->regs_region, OBJECT(s), &vgafb_mmio_ops, s,
             "milkymist-vgafb", R_MAX * 4);
     sysbus_init_mmio(dev, &s->regs_region);
+}
 
-    s->con = graphic_console_init(DEVICE(dev), 0, &vgafb_ops, s);
+static void milkymist_vgafb_realize(DeviceState *dev, Error **errp)
+{
+    MilkymistVgafbState *s = MILKYMIST_VGAFB(dev);
 
-    return 0;
+    s->con = graphic_console_init(dev, 0, &vgafb_ops, s);
 }
 
 static int vgafb_post_load(void *opaque, int version_id)
@@ -331,18 +335,18 @@ static Property milkymist_vgafb_properties[] = {
 static void milkymist_vgafb_class_init(ObjectClass *klass, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
-    SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
 
-    k->init = milkymist_vgafb_init;
     dc->reset = milkymist_vgafb_reset;
     dc->vmsd = &vmstate_milkymist_vgafb;
     dc->props = milkymist_vgafb_properties;
+    dc->realize = milkymist_vgafb_realize;
 }
 
 static const TypeInfo milkymist_vgafb_info = {
     .name          = TYPE_MILKYMIST_VGAFB,
     .parent        = TYPE_SYS_BUS_DEVICE,
     .instance_size = sizeof(MilkymistVgafbState),
+    .instance_init = milkymist_vgafb_init,
     .class_init    = milkymist_vgafb_class_init,
 };
 
-- 
2.1.4





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