summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--drivers/acpi/bus.c21
-rw-r--r--drivers/acpi/scan.c30
-rw-r--r--include/acpi/acpi_bus.h1
3 files changed, 22 insertions, 30 deletions
diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index 25b289ff429..7df97d27754 100644
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -89,27 +89,6 @@ static struct dmi_system_id dsdt_dmi_table[] __initdata = {
Device Management
-------------------------------------------------------------------------- */
-int acpi_bus_get_device(acpi_handle handle, struct acpi_device **device)
-{
- acpi_status status;
-
- if (!device)
- return -EINVAL;
-
- /* TBD: Support fixed-feature devices */
-
- status = acpi_get_data(handle, acpi_bus_data_handler, (void **)device);
- if (ACPI_FAILURE(status) || !*device) {
- ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No context for object [%p]\n",
- handle));
- return -ENODEV;
- }
-
- return 0;
-}
-
-EXPORT_SYMBOL(acpi_bus_get_device);
-
acpi_status acpi_bus_get_status_handle(acpi_handle handle,
unsigned long long *sta)
{
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 10985573aaa..4b2679342e8 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -997,6 +997,28 @@ struct bus_type acpi_bus_type = {
.uevent = acpi_device_uevent,
};
+static void acpi_bus_data_handler(acpi_handle handle, void *context)
+{
+ /* Intentionally empty. */
+}
+
+int acpi_bus_get_device(acpi_handle handle, struct acpi_device **device)
+{
+ acpi_status status;
+
+ if (!device)
+ return -EINVAL;
+
+ status = acpi_get_data(handle, acpi_bus_data_handler, (void **)device);
+ if (ACPI_FAILURE(status) || !*device) {
+ ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No context for object [%p]\n",
+ handle));
+ return -ENODEV;
+ }
+ return 0;
+}
+EXPORT_SYMBOL_GPL(acpi_bus_get_device);
+
int acpi_device_add(struct acpi_device *device,
void (*release)(struct device *))
{
@@ -1208,14 +1230,6 @@ acpi_bus_get_ejd(acpi_handle handle, acpi_handle *ejd)
}
EXPORT_SYMBOL_GPL(acpi_bus_get_ejd);
-void acpi_bus_data_handler(acpi_handle handle, void *context)
-{
-
- /* TBD */
-
- return;
-}
-
static int acpi_bus_extract_wakeup_device_power_package(acpi_handle handle,
struct acpi_device_wakeup *wakeup)
{
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index 2650d1f19e4..2a42cb36d23 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -363,7 +363,6 @@ extern void unregister_acpi_bus_notifier(struct notifier_block *nb);
*/
int acpi_bus_get_device(acpi_handle handle, struct acpi_device **device);
-void acpi_bus_data_handler(acpi_handle handle, void *context);
acpi_status acpi_bus_get_status_handle(acpi_handle handle,
unsigned long long *sta);
int acpi_bus_get_status(struct acpi_device *device);