31 #include <linux/async.h>
233  * @async: If unset, wait only if the device's power.async_suspend flag is set.
235 static void dpm_wait(struct device *dev, bool async)  in dpm_wait()  argument
240 	if (async || (pm_async_enabled && dev->power.async_suspend))  in dpm_wait()
250 static void dpm_wait_for_children(struct device *dev, bool async)  in dpm_wait_for_children()  argument
252        device_for_each_child(dev, &async, dpm_wait_fn);  in dpm_wait_for_children()
255 static void dpm_wait_for_suppliers(struct device *dev, bool async)  in dpm_wait_for_suppliers()  argument
271 			dpm_wait(link->supplier, async);  in dpm_wait_for_suppliers()
276 static bool dpm_wait_for_superior(struct device *dev, bool async)  in dpm_wait_for_superior()  argument
298 	dpm_wait(parent, async);  in dpm_wait_for_superior()
301 	dpm_wait_for_suppliers(dev, async);  in dpm_wait_for_superior()
310 static void dpm_wait_for_consumers(struct device *dev, bool async)  in dpm_wait_for_consumers()  argument
328 			dpm_wait(link->consumer, async);  in dpm_wait_for_consumers()
333 static void dpm_wait_for_subordinate(struct device *dev, bool async)  in dpm_wait_for_subordinate()  argument
335 	dpm_wait_for_children(dev, async);  in dpm_wait_for_subordinate()
336 	dpm_wait_for_consumers(dev, async);  in dpm_wait_for_subordinate()
627  * @async: If true, the device is being resumed asynchronously.
632 static void device_resume_noirq(struct device *dev, pm_message_t state, bool async)  in device_resume_noirq()  argument
648 	if (!dpm_wait_for_superior(dev, async))  in device_resume_noirq()
706 		pm_dev_err(dev, state, async ? " async noirq" : " noirq", error);  in device_resume_noirq()
731 	 * Trigger the resume of "async" devices upfront so they don't have to  in dpm_noirq_resume_devices()
732 	 * wait for the "non-async" ones they don't depend on.  in dpm_noirq_resume_devices()
781  * @async: If true, the device is being resumed asynchronously.
785 static void device_resume_early(struct device *dev, pm_message_t state, bool async)  in device_resume_early()  argument
800 	if (!dpm_wait_for_superior(dev, async))  in device_resume_early()
842 		pm_dev_err(dev, state, async ? " async early" : " early", error);  in device_resume_early()
871 	 * Trigger the resume of "async" devices upfront so they don't have to  in dpm_resume_early()
872 	 * wait for the "non-async" ones they don't depend on.  in dpm_resume_early()
917  * @async: If true, the device is being resumed asynchronously.
919 static void device_resume(struct device *dev, pm_message_t state, bool async)  in device_resume()  argument
941 	if (!dpm_wait_for_superior(dev, async))  in device_resume()
1003 		pm_dev_err(dev, state, async ? " async" : "", error);  in device_resume()
1036 	 * Trigger the resume of "async" devices upfront so they don't have to  in dpm_resume()
1037 	 * wait for the "non-async" ones they don't depend on.  in dpm_resume()
1213  * @async: If true, the device is being suspended asynchronously.
1218 static int device_suspend_noirq(struct device *dev, pm_message_t state, bool async)  in device_suspend_noirq()  argument
1227 	dpm_wait_for_subordinate(dev, async);  in device_suspend_noirq()
1264 		pm_dev_err(dev, state, async ? " async noirq" : " noirq", error);  in device_suspend_noirq()
1392  * @async: If true, the device is being suspended asynchronously.
1396 static int device_suspend_late(struct device *dev, pm_message_t state, bool async)  in device_suspend_late()  argument
1407 	dpm_wait_for_subordinate(dev, async);  in device_suspend_late()
1449 		pm_dev_err(dev, state, async ? " async late" : " late", error);  in device_suspend_late()
1601  * @async: If true, the device is being suspended asynchronously.
1603 static int device_suspend(struct device *dev, pm_message_t state, bool async)  in device_suspend()  argument
1613 	dpm_wait_for_subordinate(dev, async);  in device_suspend()
1721 		pm_dev_err(dev, state, async ? " async" : "", error);  in device_suspend()