void acpi_bus_data_handler(acpi_handle handle, u32 function, void *context)
{
- ACPI_FUNCTION_TRACE("acpi_bus_data_handler");
/* TBD */
- return_VOID;
+ return;
}
static int acpi_bus_get_power_flags(struct acpi_device *device)
acpi_handle handle = NULL;
u32 i = 0;
- ACPI_FUNCTION_TRACE("acpi_bus_get_power_flags");
/*
* Power Management Flags
device->power.state = ACPI_STATE_UNKNOWN;
- return_VALUE(0);
+ return 0;
}
int acpi_match_ids(struct acpi_device *device, char *ids)
struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
union acpi_object *package = NULL;
- ACPI_FUNCTION_TRACE("acpi_bus_get_wakeup_flags");
/* _PRW */
status = acpi_evaluate_object(device->handle, "_PRW", NULL, &buffer);
end:
if (ACPI_FAILURE(status))
device->flags.wake_capable = 0;
- return_VALUE(0);
+ return 0;
}
/* --------------------------------------------------------------------------
{
int result = 0;
- ACPI_FUNCTION_TRACE("acpi_bus_driver_init");
if (!device || !driver)
- return_VALUE(-EINVAL);
+ return -EINVAL;
if (!driver->ops.add)
- return_VALUE(-ENOSYS);
+ return -ENOSYS;
result = driver->ops.add(device);
if (result) {
device->driver = NULL;
acpi_driver_data(device) = NULL;
- return_VALUE(result);
+ return result;
}
device->driver = driver;
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Driver successfully bound to device\n"));
- return_VALUE(0);
+ return 0;
}
static int acpi_start_single_object(struct acpi_device *device)
int result = 0;
struct acpi_driver *driver;
- ACPI_FUNCTION_TRACE("acpi_start_single_object");
if (!(driver = device->driver))
- return_VALUE(0);
+ return 0;
if (driver->ops.start) {
result = driver->ops.start(device);
driver->ops.remove(device, ACPI_BUS_REMOVAL_NORMAL);
}
- return_VALUE(result);
+ return result;
}
static void acpi_driver_attach(struct acpi_driver *drv)
{
struct list_head *node, *next;
- ACPI_FUNCTION_TRACE("acpi_driver_attach");
spin_lock(&acpi_device_lock);
list_for_each_safe(node, next, &acpi_device_list) {
{
struct list_head *node, *next;
- ACPI_FUNCTION_TRACE("acpi_driver_detach");
spin_lock(&acpi_device_lock);
list_for_each_safe(node, next, &acpi_device_list) {
*/
int acpi_bus_register_driver(struct acpi_driver *driver)
{
- ACPI_FUNCTION_TRACE("acpi_bus_register_driver");
if (acpi_disabled)
- return_VALUE(-ENODEV);
+ return -ENODEV;
spin_lock(&acpi_device_lock);
list_add_tail(&driver->node, &acpi_bus_drivers);
spin_unlock(&acpi_device_lock);
acpi_driver_attach(driver);
- return_VALUE(0);
+ return 0;
}
EXPORT_SYMBOL(acpi_bus_register_driver);
int result = 0;
struct list_head *node, *next;
- ACPI_FUNCTION_TRACE("acpi_bus_find_driver");
spin_lock(&acpi_device_lock);
list_for_each_safe(node, next, &acpi_bus_drivers) {
spin_unlock(&acpi_device_lock);
Done:
- return_VALUE(result);
+ return result;
}
/* --------------------------------------------------------------------------
acpi_status status = AE_OK;
acpi_handle temp = NULL;
- ACPI_FUNCTION_TRACE("acpi_bus_get_flags");
/* Presence of _STA indicates 'dynamic_status' */
status = acpi_get_handle(device->handle, "_STA", &temp);
/* TBD: Peformance management */
- return_VALUE(0);
+ return 0;
}
static void acpi_device_get_busid(struct acpi_device *device,
int result = 0;
struct acpi_driver *driver;
- ACPI_FUNCTION_TRACE("acpi_bus_remove");
if (!dev)
- return_VALUE(-EINVAL);
+ return -EINVAL;
driver = dev->driver;
if (driver->ops.stop) {
result = driver->ops.stop(dev, ACPI_BUS_REMOVAL_EJECT);
if (result)
- return_VALUE(result);
+ return result;
}
result = dev->driver->ops.remove(dev, ACPI_BUS_REMOVAL_EJECT);
if (result) {
- return_VALUE(result);
+ return result;
}
atomic_dec(&dev->driver->references);
}
if (!rmdevice)
- return_VALUE(0);
+ return 0;
if (dev->flags.bus_address) {
if ((dev->parent) && (dev->parent->ops.unbind))
acpi_device_unregister(dev, ACPI_BUS_REMOVAL_EJECT);
- return_VALUE(0);
+ return 0;
}
static int
int result = 0;
struct acpi_device *device = NULL;
- ACPI_FUNCTION_TRACE("acpi_add_single_object");
if (!child)
- return_VALUE(-EINVAL);
+ return -EINVAL;
device = kmalloc(sizeof(struct acpi_device), GFP_KERNEL);
if (!device) {
printk(KERN_ERR PREFIX "Memory allocation error\n");
- return_VALUE(-ENOMEM);
+ return -ENOMEM;
}
memset(device, 0, sizeof(struct acpi_device));
kfree(device);
}
- return_VALUE(result);
+ return result;
}
static int acpi_bus_scan(struct acpi_device *start, struct acpi_bus_ops *ops)
acpi_object_type type = 0;
u32 level = 1;
- ACPI_FUNCTION_TRACE("acpi_bus_scan");
if (!start)
- return_VALUE(-EINVAL);
+ return -EINVAL;
parent = start;
phandle = start->handle;
}
}
- return_VALUE(0);
+ return 0;
}
int
int result;
struct acpi_bus_ops ops;
- ACPI_FUNCTION_TRACE("acpi_bus_add");
result = acpi_add_single_object(child, parent, handle, type);
if (!result) {
ops.acpi_op_add = 1;
result = acpi_bus_scan(*child, &ops);
}
- return_VALUE(result);
+ return result;
}
EXPORT_SYMBOL(acpi_bus_add);
int result;
struct acpi_bus_ops ops;
- ACPI_FUNCTION_TRACE("acpi_bus_start");
if (!device)
- return_VALUE(-EINVAL);
+ return -EINVAL;
result = acpi_start_single_object(device);
if (!result) {
ops.acpi_op_start = 1;
result = acpi_bus_scan(device, &ops);
}
- return_VALUE(result);
+ return result;
}
EXPORT_SYMBOL(acpi_bus_start);
int result = 0;
struct acpi_device *device = NULL;
- ACPI_FUNCTION_TRACE("acpi_bus_scan_fixed");
if (!root)
- return_VALUE(-ENODEV);
+ return -ENODEV;
/*
* Enumerate all fixed-feature devices.
result = acpi_start_single_object(device);
}
- return_VALUE(result);
+ return result;
}
int result;
struct acpi_bus_ops ops;
- ACPI_FUNCTION_TRACE("acpi_scan_init");
if (acpi_disabled)
- return_VALUE(0);
+ return 0;
kset_register(&acpi_namespace_kset);
acpi_device_unregister(acpi_root, ACPI_BUS_REMOVAL_NORMAL);
Done:
- return_VALUE(result);
+ return result;
}
subsys_initcall(acpi_scan_init);
projects / karo-tx-linux.git / blobdiff