From 29038ae2ae566d9441e81cda3539db17c20bf06a Mon Sep 17 00:00:00 2001
From: "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>
Date: Mon, 10 May 2021 14:02:17 +0200
Subject: [PATCH] Revert "Revert "ACPI: scan: Turn off unused power resources
 during initialization""

Revert commit 5db91e9cb5b3 ("Revert "ACPI: scan: Turn off unused
power resources during initialization") which was not necessary.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
---
 drivers/acpi/internal.h | 1 +
 drivers/acpi/power.c    | 2 +-
 drivers/acpi/scan.c     | 2 ++
 drivers/acpi/sleep.h    | 1 -
 4 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h
index e6a5d997241c..9fcefcdc1dbe 100644
--- a/drivers/acpi/internal.h
+++ b/drivers/acpi/internal.h
@@ -139,6 +139,7 @@ int acpi_device_sleep_wake(struct acpi_device *dev,
 int acpi_power_get_inferred_state(struct acpi_device *device, int *state);
 int acpi_power_on_resources(struct acpi_device *device, int state);
 int acpi_power_transition(struct acpi_device *device, int state);
+void acpi_turn_off_unused_power_resources(void);
 
 /* --------------------------------------------------------------------------
                               Device Power Management
diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c
index 7e69931be828..bacae6d178ff 100644
--- a/drivers/acpi/power.c
+++ b/drivers/acpi/power.c
@@ -996,6 +996,7 @@ void acpi_resume_power_resources(void)
 
 	mutex_unlock(&power_resource_list_lock);
 }
+#endif
 
 void acpi_turn_off_unused_power_resources(void)
 {
@@ -1016,4 +1017,3 @@ void acpi_turn_off_unused_power_resources(void)
 
 	mutex_unlock(&power_resource_list_lock);
 }
-#endif
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index a184529d8fa4..1584c9e463bd 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -2360,6 +2360,8 @@ int __init acpi_scan_init(void)
 		}
 	}
 
+	acpi_turn_off_unused_power_resources();
+
 	acpi_scan_initialized = true;
 
  out:
diff --git a/drivers/acpi/sleep.h b/drivers/acpi/sleep.h
index 1856f76ac83f..7fe41ee489d6 100644
--- a/drivers/acpi/sleep.h
+++ b/drivers/acpi/sleep.h
@@ -8,7 +8,6 @@ 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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