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-rw-r--r--drivers/acpi/device_pm.c56
-rw-r--r--drivers/acpi/scan.c1
-rw-r--r--include/acpi/acpi_bus.h7
3 files changed, 0 insertions, 64 deletions
diff --git a/drivers/acpi/device_pm.c b/drivers/acpi/device_pm.c
index 59d3202f6b36..a94383d1f350 100644
--- a/drivers/acpi/device_pm.c
+++ b/drivers/acpi/device_pm.c
@@ -1025,60 +1025,4 @@ void acpi_dev_pm_detach(struct device *dev, bool power_off)
}
}
EXPORT_SYMBOL_GPL(acpi_dev_pm_detach);
-
-/**
- * acpi_dev_pm_add_dependent - Add physical device depending for PM.
- * @handle: Handle of ACPI device node.
- * @depdev: Device depending on that node for PM.
- */
-void acpi_dev_pm_add_dependent(acpi_handle handle, struct device *depdev)
-{
- struct acpi_device_physical_node *dep;
- struct acpi_device *adev;
-
- if (!depdev || acpi_bus_get_device(handle, &adev))
- return;
-
- mutex_lock(&adev->physical_node_lock);
-
- list_for_each_entry(dep, &adev->power_dependent, node)
- if (dep->dev == depdev)
- goto out;
-
- dep = kzalloc(sizeof(*dep), GFP_KERNEL);
- if (dep) {
- dep->dev = depdev;
- list_add_tail(&dep->node, &adev->power_dependent);
- }
-
- out:
- mutex_unlock(&adev->physical_node_lock);
-}
-EXPORT_SYMBOL_GPL(acpi_dev_pm_add_dependent);
-
-/**
- * acpi_dev_pm_remove_dependent - Remove physical device depending for PM.
- * @handle: Handle of ACPI device node.
- * @depdev: Device depending on that node for PM.
- */
-void acpi_dev_pm_remove_dependent(acpi_handle handle, struct device *depdev)
-{
- struct acpi_device_physical_node *dep;
- struct acpi_device *adev;
-
- if (!depdev || acpi_bus_get_device(handle, &adev))
- return;
-
- mutex_lock(&adev->physical_node_lock);
-
- list_for_each_entry(dep, &adev->power_dependent, node)
- if (dep->dev == depdev) {
- list_del(&dep->node);
- kfree(dep);
- break;
- }
-
- mutex_unlock(&adev->physical_node_lock);
-}
-EXPORT_SYMBOL_GPL(acpi_dev_pm_remove_dependent);
#endif /* CONFIG_PM */
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 407ad13cac2f..fee8a297c7d9 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -999,7 +999,6 @@ int acpi_device_add(struct acpi_device *device,
INIT_LIST_HEAD(&device->wakeup_list);
INIT_LIST_HEAD(&device->physical_node_list);
mutex_init(&device->physical_node_lock);
- INIT_LIST_HEAD(&device->power_dependent);
new_bus_id = kzalloc(sizeof(struct acpi_device_bus_id), GFP_KERNEL);
if (!new_bus_id) {
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index 02e113bb8b7d..d9019821aa60 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -311,7 +311,6 @@ struct acpi_device {
unsigned int physical_node_count;
struct list_head physical_node_list;
struct mutex physical_node_lock;
- struct list_head power_dependent;
void (*remove)(struct acpi_device *);
};
@@ -456,8 +455,6 @@ acpi_status acpi_add_pm_notifier(struct acpi_device *adev,
acpi_status acpi_remove_pm_notifier(struct acpi_device *adev,
acpi_notify_handler handler);
int acpi_pm_device_sleep_state(struct device *, int *, int);
-void acpi_dev_pm_add_dependent(acpi_handle handle, struct device *depdev);
-void acpi_dev_pm_remove_dependent(acpi_handle handle, struct device *depdev);
#else
static inline acpi_status acpi_add_pm_notifier(struct acpi_device *adev,
acpi_notify_handler handler,
@@ -478,10 +475,6 @@ static inline int acpi_pm_device_sleep_state(struct device *d, int *p, int m)
return (m >= ACPI_STATE_D0 && m <= ACPI_STATE_D3_COLD) ?
m : ACPI_STATE_D0;
}
-static inline void acpi_dev_pm_add_dependent(acpi_handle handle,
- struct device *depdev) {}
-static inline void acpi_dev_pm_remove_dependent(acpi_handle handle,
- struct device *depdev) {}
#endif
#ifdef CONFIG_PM_RUNTIME