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path: root/drivers/acpi/device_pm.c
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Diffstat (limited to 'drivers/acpi/device_pm.c')
-rw-r--r--drivers/acpi/device_pm.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/acpi/device_pm.c b/drivers/acpi/device_pm.c
index f616b16c1f0b..08bb9f2f2d23 100644
--- a/drivers/acpi/device_pm.c
+++ b/drivers/acpi/device_pm.c
@@ -166,6 +166,10 @@ int acpi_device_set_power(struct acpi_device *device, int state)
|| (state < ACPI_STATE_D0) || (state > ACPI_STATE_D3_COLD))
return -EINVAL;
+ acpi_handle_debug(device->handle, "Power state change: %s -> %s\n",
+ acpi_power_state_string(device->power.state),
+ acpi_power_state_string(state));
+
/* Make sure this is a valid target state */
/* There is a special case for D0 addressed below. */
@@ -497,7 +501,8 @@ acpi_status acpi_add_pm_notifier(struct acpi_device *adev, struct device *dev,
goto out;
mutex_lock(&acpi_pm_notifier_lock);
- adev->wakeup.ws = wakeup_source_register(dev_name(&adev->dev));
+ adev->wakeup.ws = wakeup_source_register(&adev->dev,
+ dev_name(&adev->dev));
adev->wakeup.context.dev = dev;
adev->wakeup.context.func = func;
adev->wakeup.flags.notifier_present = true;