Commit a9a8f827 authored by Rafael J. Wysocki's avatar Rafael J. Wysocki
Browse files

ACPI: PM: Turn off wakeup power resources on _DSW/_PSW errors 



If acpi_device_sleep_wake() called by acpi_enable_wakeup_device_power()
returns an error which means that the evaluation of either _DWS or
_PSW has failed, turn off all of the device's wakeup power resources
to be consistent with the clearing of dev->wakeup.prepare_count.

Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent a2d7b2e0

drivers/acpi/power.c

+3 −1
Original line number Diff line number Diff line
@@ -731,8 +731,10 @@ int acpi_enable_wakeup_device_power(struct acpi_device *dev, int sleep_state) 
	 * put into arbitrary power state afterward.

	 */

	err = acpi_device_sleep_wake(dev, 1, sleep_state, 3);

	if (err)

	if (err) {

		acpi_power_off_list(&dev->wakeup.resources);

		dev->wakeup.prepare_count = 0;

	}



 out:

	mutex_unlock(&acpi_device_lock);