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acpi, ich9: Add hotunplug request cb for ich9.

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Memory and CPU hot unplug are both asynchronous procedures.
They both need unplug request cb when the unplug operation happens.

This patch adds hotunplug request cb for ich9, and memory and CPU
hot unplug will share it.

Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Tang Chen <tangchen@cn.fujitsu.com>
Signed-off-by: Zhu Guihua <zhugh.fnst@cn.fujitsu.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Tang Chen 2015-01-28 15:45:38 +08:00 committed by Michael S. Tsirkin
parent d9c5c5b8a8
commit 469b8ad283
3 changed files with 12 additions and 2 deletions
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7
hw/acpi/ich9.c
View File

@ -397,6 +397,13 @@ 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)));
}
void ich9_pm_ospm_status(AcpiDeviceIf *adev, ACPIOSTInfoList ***list)
{
ICH9LPCState *s = ICH9_LPC_DEVICE(adev);

5
hw/isa/lpc_ich9.c
View File

@ -610,8 +610,9 @@ static void ich9_device_plug_cb(HotplugHandler *hotplug_dev,
static void ich9_device_unplug_request_cb(HotplugHandler *hotplug_dev,
DeviceState *dev, Error **errp)
{
error_setg(errp, "acpi: device unplug request for not supported device"
" type: %s", object_get_typename(OBJECT(dev)));
ICH9LPCState *lpc = ICH9_LPC_DEVICE(hotplug_dev);
ich9_pm_device_unplug_request_cb(&lpc->pm, dev, errp);
}
static bool ich9_rst_cnt_needed(void *opaque)

2
include/hw/acpi/ich9.h
View File

@ -63,6 +63,8 @@ extern const VMStateDescription vmstate_ich9_pm;
void ich9_pm_add_properties(Object *obj, ICH9LPCPMRegs *pm, Error **errp);
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);
void ich9_pm_ospm_status(AcpiDeviceIf *adev, ACPIOSTInfoList ***list);
#endif /* HW_ACPI_ICH9_H */