MODULE_DESCRIPTION(ACPI_BATTERY_DRIVER_NAME);
MODULE_LICENSE("GPL");
+extern struct proc_dir_entry *acpi_lock_battery_dir(void);
+extern void *acpi_unlock_battery_dir(struct proc_dir_entry *acpi_battery_dir);
+
static int acpi_battery_add(struct acpi_device *device);
static int acpi_battery_remove(struct acpi_device *device, int type);
return single_open(file, acpi_battery_read_alarm, PDE(inode)->data);
}
-static struct file_operations acpi_battery_info_ops = {
+static const struct file_operations acpi_battery_info_ops = {
.open = acpi_battery_info_open_fs,
.read = seq_read,
.llseek = seq_lseek,
.owner = THIS_MODULE,
};
-static struct file_operations acpi_battery_state_ops = {
+static const struct file_operations acpi_battery_state_ops = {
.open = acpi_battery_state_open_fs,
.read = seq_read,
.llseek = seq_lseek,
.owner = THIS_MODULE,
};
-static struct file_operations acpi_battery_alarm_ops = {
+static const struct file_operations acpi_battery_alarm_ops = {
.open = acpi_battery_alarm_open_fs,
.read = seq_read,
.write = acpi_battery_write_alarm,
switch (event) {
case ACPI_BATTERY_NOTIFY_STATUS:
case ACPI_BATTERY_NOTIFY_INFO:
+ case ACPI_NOTIFY_BUS_CHECK:
+ case ACPI_NOTIFY_DEVICE_CHECK:
acpi_battery_check(battery);
acpi_bus_generate_event(device, event, battery->flags.present);
break;
goto end;
status = acpi_install_notify_handler(device->handle,
- ACPI_DEVICE_NOTIFY,
+ ACPI_ALL_NOTIFY,
acpi_battery_notify, battery);
if (ACPI_FAILURE(status)) {
result = -ENODEV;
battery = (struct acpi_battery *)acpi_driver_data(device);
status = acpi_remove_notify_handler(device->handle,
- ACPI_DEVICE_NOTIFY,
+ ACPI_ALL_NOTIFY,
acpi_battery_notify);
acpi_battery_remove_fs(device);
static int __init acpi_battery_init(void)
{
- int result = 0;
-
+ int result;
- acpi_battery_dir = proc_mkdir(ACPI_BATTERY_CLASS, acpi_root_dir);
+ acpi_battery_dir = acpi_lock_battery_dir();
if (!acpi_battery_dir)
return -ENODEV;
- acpi_battery_dir->owner = THIS_MODULE;
result = acpi_bus_register_driver(&acpi_battery_driver);
if (result < 0) {
- remove_proc_entry(ACPI_BATTERY_CLASS, acpi_root_dir);
+ acpi_unlock_battery_dir(acpi_battery_dir);
return -ENODEV;
}
acpi_bus_unregister_driver(&acpi_battery_driver);
- remove_proc_entry(ACPI_BATTERY_CLASS, acpi_root_dir);
+ acpi_unlock_battery_dir(acpi_battery_dir);
return;
}