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path: root/drivers/acpi/container.c
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Diffstat (limited to 'drivers/acpi/container.c')
-rw-r--r--drivers/acpi/container.c36
1 files changed, 15 insertions, 21 deletions
diff --git a/drivers/acpi/container.c b/drivers/acpi/container.c
index b69a8cad82b..7f7e41d40a3 100644
--- a/drivers/acpi/container.c
+++ b/drivers/acpi/container.c
@@ -73,17 +73,16 @@ static int is_device_present(acpi_handle handle)
acpi_status status;
unsigned long sta;
- ACPI_FUNCTION_TRACE("is_device_present");
status = acpi_get_handle(handle, "_STA", &temp);
if (ACPI_FAILURE(status))
- return_VALUE(1); /* _STA not found, assmue device present */
+ return 1; /* _STA not found, assmue device present */
status = acpi_evaluate_integer(handle, "_STA", NULL, &sta);
if (ACPI_FAILURE(status))
- return_VALUE(0); /* Firmware error */
+ return 0; /* Firmware error */
- return_VALUE((sta & ACPI_STA_PRESENT) == ACPI_STA_PRESENT);
+ return ((sta & ACPI_STA_PRESENT) == ACPI_STA_PRESENT);
}
/*******************************************************************/
@@ -91,16 +90,15 @@ static int acpi_container_add(struct acpi_device *device)
{
struct acpi_container *container;
- ACPI_FUNCTION_TRACE("acpi_container_add");
if (!device) {
- ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "device is NULL\n"));
- return_VALUE(-EINVAL);
+ printk(KERN_ERR PREFIX "device is NULL\n");
+ return -EINVAL;
}
container = kmalloc(sizeof(struct acpi_container), GFP_KERNEL);
if (!container)
- return_VALUE(-ENOMEM);
+ return -ENOMEM;
memset(container, 0, sizeof(struct acpi_container));
container->handle = device->handle;
@@ -111,7 +109,7 @@ static int acpi_container_add(struct acpi_device *device)
ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device <%s> bid <%s>\n",
acpi_device_name(device), acpi_device_bid(device)));
- return_VALUE(0);
+ return 0;
}
static int acpi_container_remove(struct acpi_device *device, int type)
@@ -130,23 +128,22 @@ static int container_device_add(struct acpi_device **device, acpi_handle handle)
struct acpi_device *pdev;
int result;
- ACPI_FUNCTION_TRACE("container_device_add");
if (acpi_get_parent(handle, &phandle)) {
- return_VALUE(-ENODEV);
+ return -ENODEV;
}
if (acpi_bus_get_device(phandle, &pdev)) {
- return_VALUE(-ENODEV);
+ return -ENODEV;
}
if (acpi_bus_add(device, pdev, handle, ACPI_BUS_TYPE_DEVICE)) {
- return_VALUE(-ENODEV);
+ return -ENODEV;
}
result = acpi_bus_start(*device);
- return_VALUE(result);
+ return result;
}
static void container_notify_cb(acpi_handle handle, u32 type, void *context)
@@ -156,7 +153,6 @@ static void container_notify_cb(acpi_handle handle, u32 type, void *context)
int present;
acpi_status status;
- ACPI_FUNCTION_TRACE("container_notify_cb");
present = is_device_present(handle);
@@ -192,7 +188,7 @@ static void container_notify_cb(acpi_handle handle, u32 type, void *context)
default:
break;
}
- return_VOID;
+ return;
}
static acpi_status
@@ -205,11 +201,10 @@ container_walk_namespace_cb(acpi_handle handle,
acpi_status status;
int *action = context;
- ACPI_FUNCTION_TRACE("container_walk_namespace_cb");
status = acpi_get_object_info(handle, &buffer);
if (ACPI_FAILURE(status) || !buffer.pointer) {
- return_ACPI_STATUS(AE_OK);
+ return AE_OK;
}
info = buffer.pointer;
@@ -243,7 +238,7 @@ container_walk_namespace_cb(acpi_handle handle,
end:
acpi_os_free(buffer.pointer);
- return_ACPI_STATUS(AE_OK);
+ return AE_OK;
}
static int __init acpi_container_init(void)
@@ -269,7 +264,6 @@ static void __exit acpi_container_exit(void)
{
int action = UNINSTALL_NOTIFY_HANDLER;
- ACPI_FUNCTION_TRACE("acpi_container_exit");
acpi_walk_namespace(ACPI_TYPE_DEVICE,
ACPI_ROOT_OBJECT,
@@ -278,7 +272,7 @@ static void __exit acpi_container_exit(void)
acpi_bus_unregister_driver(&acpi_container_driver);
- return_VOID;
+ return;
}
module_init(acpi_container_init);