Skip to content

Commit

Permalink
Merge tag 'pm-5.3-rc3' of git://git.kernel.org/pub/scm/linux/kernel/g…
Browse files Browse the repository at this point in the history
…it/rafael/linux-pm

Pull power management fix from Rafael Wysocki:
 "Fix recent regression affecting ACPI device power management"

* tag 'pm-5.3-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  ACPI: PM: Fix regression in acpi_device_set_power()
  • Loading branch information
Linus Torvalds committed Aug 2, 2019
2 parents 75cdf41 + 42787ed commit 755f1fe
Showing 1 changed file with 3 additions and 1 deletion.
4 changes: 3 additions & 1 deletion drivers/acpi/device_pm.c
Original file line number Diff line number Diff line change
Expand Up @@ -232,13 +232,15 @@ int acpi_device_set_power(struct acpi_device *device, int state)
if (device->power.flags.power_resources)
result = acpi_power_transition(device, target_state);
} else {
int cur_state = device->power.state;

if (device->power.flags.power_resources) {
result = acpi_power_transition(device, ACPI_STATE_D0);
if (result)
goto end;
}

if (device->power.state == ACPI_STATE_D0) {
if (cur_state == ACPI_STATE_D0) {
int psc;

/* Nothing to do here if _PSC is not present. */
Expand Down

0 comments on commit 755f1fe

Please sign in to comment.