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-rw-r--r--drivers/acpi/power.c10
-rw-r--r--drivers/acpi/sleep.c1
-rw-r--r--drivers/acpi/sleep.h1
3 files changed, 12 insertions, 0 deletions
diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c
index 1c2b846..3a6c9b7 100644
--- a/drivers/acpi/power.c
+++ b/drivers/acpi/power.c
@@ -864,6 +864,16 @@ void acpi_resume_power_resources(void)
mutex_unlock(&resource->resource_lock);
}
+
+ mutex_unlock(&power_resource_list_lock);
+}
+
+void acpi_turn_off_unused_power_resources(void)
+{
+ struct acpi_power_resource *resource;
+
+ mutex_lock(&power_resource_list_lock);
+
list_for_each_entry_reverse(resource, &acpi_power_resource_list, list_node) {
int result, state;
diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index a4327af..097d630 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -474,6 +474,7 @@ static void acpi_pm_start(u32 acpi_state)
*/
static void acpi_pm_end(void)
{
+ acpi_turn_off_unused_power_resources();
acpi_scan_lock_release();
/*
* This is necessary in case acpi_pm_finish() is not called during a
diff --git a/drivers/acpi/sleep.h b/drivers/acpi/sleep.h
index a9cc34e..a82ff74 100644
--- a/drivers/acpi/sleep.h
+++ b/drivers/acpi/sleep.h
@@ -6,6 +6,7 @@ extern struct list_head acpi_wakeup_device_list;
extern struct mutex acpi_device_lock;
extern void acpi_resume_power_resources(void);
+extern void acpi_turn_off_unused_power_resources(void);
static inline acpi_status acpi_set_waking_vector(u32 wakeup_address)
{
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