[Qemu-devel] [PATCH Part2 06/13] acpi, ich9: Add memory hot unplug request support for ich9.

[Tang Chen]

Call memory unplug request cb in ich9_pm_device_unplug_request_cb().

Signed-off-by: Tang Chen <address@hidden>
---
 hw/acpi/ich9.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/hw/acpi/ich9.c b/hw/acpi/ich9.c
index c48d176..841f57d 100644
--- a/hw/acpi/ich9.c
+++ b/hw/acpi/ich9.c
@@ -304,8 +304,14 @@ void ich9_pm_device_plug_cb(ICH9LPCPMRegs *pm, DeviceState 
*dev, Error **errp)
 void ich9_pm_device_unplug_request_cb(ICH9LPCPMRegs *pm, DeviceState *dev,
                                       Error **errp)
 {
-    error_setg(errp, "acpi: device unplug request for not supported device"
-               " type: %s", object_get_typename(OBJECT(dev)));
+    if (pm->acpi_memory_hotplug.is_enabled &&
+        object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) {
+        acpi_memory_unplug_request_cb(&pm->acpi_regs, pm->irq,
+                                      &pm->acpi_memory_hotplug, dev, errp);
+    } else {
+        error_setg(errp, "acpi: device unplug request for not supported device"
+                   " type: %s", object_get_typename(OBJECT(dev)));
+    }
 }
 
 void ich9_pm_device_unplug_cb(ICH9LPCPMRegs *pm, DeviceState *dev,
-- 
1.8.4.2