Add pci_cirrus_vga_{save/load} functions, then remove vga.pci_dev use

Signed-off-by: NJuan Quintela <quintela@redhat.com>
Signed-off-by: NAnthony Liguori <aliguori@us.ibm.com>

hw/cirrus_vga.c

@@ -3021,9 +3021,6 @@ static void cirrus_vga_save(QEMUFile *f, void *opaque)
 {
     CirrusVGAState *s = opaque;
 
-    if (s->vga.pci_dev)
-        pci_device_save(s->vga.pci_dev, f);
-
     qemu_put_be32s(f, &s->vga.latch);
     qemu_put_8s(f, &s->vga.sr_index);
     qemu_put_buffer(f, s->vga.sr, 256);
@@ -3062,17 +3059,10 @@ static void cirrus_vga_save(QEMUFile *f, void *opaque)
 static int cirrus_vga_load(QEMUFile *f, void *opaque, int version_id)
 {
     CirrusVGAState *s = opaque;
-    int ret;
 
     if (version_id > 2)
         return -EINVAL;
 
-    if (s->vga.pci_dev && version_id >= 2) {
-        ret = pci_device_load(s->vga.pci_dev, f);
-        if (ret < 0)
-            return ret;
-    }
-
     qemu_get_be32s(f, &s->vga.latch);
     qemu_get_8s(f, &s->vga.sr_index);
     qemu_get_buffer(f, s->vga.sr, 256);
@@ -3115,6 +3105,31 @@ static int cirrus_vga_load(QEMUFile *f, void *opaque, int version_id)
     return 0;
 }
 
+static void pci_cirrus_vga_save(QEMUFile *f, void *opaque)
+{
+    PCICirrusVGAState *s = opaque;
+
+    pci_device_save(&s->dev, f);
+    cirrus_vga_save(f, &s->cirrus_vga);
+}
+
+static int pci_cirrus_vga_load(QEMUFile *f, void *opaque, int version_id)
+{
+    PCICirrusVGAState *s = opaque;
+    int ret;
+
+    if (version_id > 2)
+        return -EINVAL;
+
+    if (version_id >= 2) {
+        ret = pci_device_load(&s->dev, f);
+        if (ret < 0)
+            return ret;
+    }
+
+    return cirrus_vga_load(f, &s->cirrus_vga, version_id);
+}
+
 /***************************************
  *
  *  initialize
@@ -3231,7 +3246,6 @@ static void cirrus_init_common(CirrusVGAState * s, int device_id, int is_pci)
 
     qemu_register_reset(cirrus_reset, s);
     cirrus_reset(s);
-    register_savevm("cirrus_vga", 0, 2, cirrus_vga_save, cirrus_vga_load, s);
 }
 
 /***************************************
@@ -3251,6 +3265,7 @@ void isa_cirrus_vga_init(void)
     s->vga.ds = graphic_console_init(s->vga.update, s->vga.invalidate,
                                      s->vga.screen_dump, s->vga.text_update,
                                      &s->vga);
+    register_savevm("cirrus_vga", 0, 2, cirrus_vga_save, cirrus_vga_load, s);
     /* XXX ISA-LFB support */
 }
 
@@ -3312,7 +3327,6 @@ static int pci_cirrus_vga_initfn(PCIDevice *dev)
      /* setup VGA */
      vga_common_init(&s->vga, VGA_RAM_SIZE);
      cirrus_init_common(s, device_id, 1);
-     s->vga.pci_dev = dev;
      s->vga.ds = graphic_console_init(s->vga.update, s->vga.invalidate,
                                       s->vga.screen_dump, s->vga.text_update,
                                       &s->vga);
@@ -3334,6 +3348,7 @@ static int pci_cirrus_vga_initfn(PCIDevice *dev)
          pci_register_bar((PCIDevice *)d, 1, CIRRUS_PNPMMIO_SIZE,
                           PCI_ADDRESS_SPACE_MEM, cirrus_pci_mmio_map);
      }
+     register_savevm("cirrus_vga", 0, 2, pci_cirrus_vga_save, pci_cirrus_vga_load, d);
      /* XXX: ROM BIOS */
      return 0;
 }