ACPI: add acpi_bus_removal_type in acpi_device
Add removal_type in structure acpi_device for hot removal.
ACPI_BUS_REMOVAL_EJECT is used for ACPI device hot removal.
Only one parameter is allowed in .remove method due to driver model.
So removal_type is added to indicate different removal type.
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 2a82645..06b86fa 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -229,9 +229,9 @@
if (acpi_drv) {
if (acpi_drv->ops.stop)
- acpi_drv->ops.stop(acpi_dev, ACPI_BUS_REMOVAL_NORMAL);
+ acpi_drv->ops.stop(acpi_dev, acpi_dev->removal_type);
if (acpi_drv->ops.remove)
- acpi_drv->ops.remove(acpi_dev, ACPI_BUS_REMOVAL_NORMAL);
+ acpi_drv->ops.remove(acpi_dev, acpi_dev->removal_type);
}
acpi_dev->driver = NULL;
acpi_driver_data(dev) = NULL;
@@ -294,6 +294,7 @@
device_add(&device->dev);
acpi_device_setup_files(device);
+ device->removal_type = ACPI_BUS_REMOVAL_NORMAL;
}
static void acpi_device_unregister(struct acpi_device *device, int type)
@@ -859,6 +860,7 @@
if (!dev)
return -EINVAL;
+ dev->removal_type = ACPI_BUS_REMOVAL_EJECT;
device_release_driver(&dev->dev);
if (!rmdevice)