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

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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: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Rafael J. Wysocki 2021-10-15 19:04:26 +02:00
parent a2d7b2e004
commit a9a8f827f9
1 changed files with 3 additions and 1 deletions
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4
drivers/acpi/power.c
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@ -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);