diff options
Diffstat (limited to 'drivers/acpi')
-rw-r--r-- | drivers/acpi/sleep.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c index 42159a28f433..ab889becd3f3 100644 --- a/drivers/acpi/sleep.c +++ b/drivers/acpi/sleep.c | |||
@@ -689,19 +689,25 @@ int acpi_pm_device_sleep_wake(struct device *dev, bool enable) | |||
689 | { | 689 | { |
690 | acpi_handle handle; | 690 | acpi_handle handle; |
691 | struct acpi_device *adev; | 691 | struct acpi_device *adev; |
692 | int error; | ||
692 | 693 | ||
693 | if (!device_may_wakeup(dev)) | 694 | if (!device_may_wakeup(dev)) |
694 | return -EINVAL; | 695 | return -EINVAL; |
695 | 696 | ||
696 | handle = DEVICE_ACPI_HANDLE(dev); | 697 | handle = DEVICE_ACPI_HANDLE(dev); |
697 | if (!handle || ACPI_FAILURE(acpi_bus_get_device(handle, &adev))) { | 698 | if (!handle || ACPI_FAILURE(acpi_bus_get_device(handle, &adev))) { |
698 | printk(KERN_DEBUG "ACPI handle has no context!\n"); | 699 | dev_dbg(dev, "ACPI handle has no context in %s!\n", __func__); |
699 | return -ENODEV; | 700 | return -ENODEV; |
700 | } | 701 | } |
701 | 702 | ||
702 | return enable ? | 703 | error = enable ? |
703 | acpi_enable_wakeup_device_power(adev, acpi_target_sleep_state) : | 704 | acpi_enable_wakeup_device_power(adev, acpi_target_sleep_state) : |
704 | acpi_disable_wakeup_device_power(adev); | 705 | acpi_disable_wakeup_device_power(adev); |
706 | if (!error) | ||
707 | dev_info(dev, "wake-up capability %s by ACPI\n", | ||
708 | enable ? "enabled" : "disabled"); | ||
709 | |||
710 | return error; | ||
705 | } | 711 | } |
706 | #endif | 712 | #endif |
707 | 713 | ||