From: Li Shaohua <[EMAIL PROTECTED]>
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 <[EMAIL PROTECTED]>
---
drivers/acpi/scan.c | 6 ++++--
include/acpi/acpi_bus.h | 1 +
2 files changed, 5 insertions(+), 2 deletions(-)
Index: linux-2.6.18/drivers/acpi/scan.c
===================================================================
--- linux-2.6.18.orig/drivers/acpi/scan.c 2006-09-21 21:15:34.000000000
+0800
+++ linux-2.6.18/drivers/acpi/scan.c 2006-09-21 21:15:39.000000000 +0800
@@ -229,9 +229,9 @@ static int acpi_device_remove(struct dev
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 @@ static void acpi_device_register(struct
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 @@ static int acpi_bus_remove(struct acpi_d
if (!dev)
return -EINVAL;
+ dev->removal_type = ACPI_BUS_REMOVAL_EJECT;
device_release_driver(&dev->dev);
if (!rmdevice)
Index: linux-2.6.18/include/acpi/acpi_bus.h
===================================================================
--- linux-2.6.18.orig/include/acpi/acpi_bus.h 2006-09-21 21:15:34.000000000
+0800
+++ linux-2.6.18/include/acpi/acpi_bus.h 2006-09-21 21:15:39.000000000
+0800
@@ -301,6 +301,7 @@ struct acpi_device {
void *driver_data;
struct device dev;
struct acpi_bus_ops bus_ops; /* workaround for different code path
for hotplug */
+ enum acpi_bus_removal_type removal_type; /* indicate for different
removal type */
};
#define acpi_driver_data(d) ((d)->driver_data)
-
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