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[v2,09/12] acpi, piix4: Add memory hot unplug support for piix4.

Message ID df7f2589be0a96b4141bffffd544d6975dc48b6d.1423016633.git.zhugh.fnst@cn.fujitsu.com
State New
Headers show

Commit Message

Zhu Guihua Feb. 4, 2015, 2:51 a.m. UTC 
From: Tang Chen <tangchen@cn.fujitsu.com>

Call memory unplug cb in piix4_device_unplug_cb().

Signed-off-by: Zhu Guihua <zhugh.fnst@cn.fujitsu.com>
---
 hw/acpi/piix4.c | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)
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Patch

diff --git a/hw/acpi/piix4.c b/hw/acpi/piix4.c
index 8bd9007..acd054e 100644
--- a/hw/acpi/piix4.c
+++ b/hw/acpi/piix4.c
@@ -377,8 +377,15 @@  static void piix4_device_unplug_request_cb(HotplugHandler *hotplug_dev,
 static void piix4_device_unplug_cb(HotplugHandler *hotplug_dev,
                                    DeviceState *dev, Error **errp)
 {
-    error_setg(errp, "acpi: device unplug for not supported device"
-               " type: %s", object_get_typename(OBJECT(dev)));
+    PIIX4PMState *s = PIIX4_PM(hotplug_dev);
+
+    if (object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) {
+        acpi_memory_unplug_cb(&s->ar, s->irq, &s->acpi_memory_hotplug,
+                              dev, errp);
+    } else {
+        error_setg(errp, "acpi: device unplug for not supported device"
+                   " type: %s", object_get_typename(OBJECT(dev)));
+    }
 }
 
 static void piix4_update_bus_hotplug(PCIBus *pci_bus, void *opaque)