diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c
index bf412961a9349a0d9c9f687c66c3984dac12b08f..b67d9aef9fe431d58ad2da42e7a7328c87208aa4 100644
--- a/drivers/base/power/main.c
+++ b/drivers/base/power/main.c
@@ -465,6 +465,7 @@ static void dpm_watchdog_clear(struct dpm_watchdog *wd)
  * device_resume_noirq - Execute an "early resume" callback for given device.
  * @dev: Device to handle.
  * @state: PM transition of the system being carried out.
+ * @async: If true, the device is being resumed asynchronously.
  *
  * The driver of @dev will not receive interrupts while this function is being
  * executed.
@@ -594,6 +595,7 @@ static void dpm_resume_noirq(pm_message_t state)
  * device_resume_early - Execute an "early resume" callback for given device.
  * @dev: Device to handle.
  * @state: PM transition of the system being carried out.
+ * @async: If true, the device is being resumed asynchronously.
  *
  * Runtime PM is disabled for @dev while this function is being executed.
  */
@@ -1004,6 +1006,7 @@ static pm_message_t resume_event(pm_message_t sleep_state)
  * device_suspend_noirq - Execute a "late suspend" callback for given device.
  * @dev: Device to handle.
  * @state: PM transition of the system being carried out.
+ * @async: If true, the device is being suspended asynchronously.
  *
  * The driver of @dev will not receive interrupts while this function is being
  * executed.
@@ -1144,6 +1147,7 @@ static int dpm_suspend_noirq(pm_message_t state)
  * device_suspend_late - Execute a "late suspend" callback for given device.
  * @dev: Device to handle.
  * @state: PM transition of the system being carried out.
+ * @async: If true, the device is being suspended asynchronously.
  *
  * Runtime PM is disabled for @dev while this function is being executed.
  */
@@ -1298,6 +1302,7 @@ EXPORT_SYMBOL_GPL(dpm_suspend_end);
  * @dev: Device to suspend.
  * @state: PM transition of the system being carried out.
  * @cb: Suspend callback to execute.
+ * @info: string description of caller.
  */
 static int legacy_suspend(struct device *dev, pm_message_t state,
 			  int (*cb)(struct device *dev, pm_message_t state),