31             _pm.device_pm[index].ops->suspend(_pm.device_pm[index].device);  in _pm_device_suspend()
47             _pm.device_pm[index].ops->resume(_pm.device_pm[index].device);  in _pm_device_resume()
64             _pm.device_pm[index].ops->frequency_change(_pm.device_pm[index].device);  in _pm_device_frequency_change()
204             /* resume the device with PM feature */  in rt_pm_exit()
213  * Upper application or device driver requests the system
276  * Upper application or device driver releases the stall
301  * Register a device with PM feature
303  * @param device the device with PM feature
304  * @param ops the PM ops for device
306 void rt_pm_register_device(struct rt_device *device, const struct rt_device_pm_ops *ops)  in rt_pm_register_device()  argument
320         _pm.device_pm[_pm.device_pm_number].device = device;  in rt_pm_register_device()
331  * Unregister device from PM manager.
333  * @param device the device with PM feature
335 void rt_pm_unregister_device(struct rt_device *device)  in rt_pm_unregister_device()  argument
345         if (_pm.device_pm[index].device == device)  in rt_pm_unregister_device()
353             _pm.device_pm[_pm.device_pm_number - 1].device = RT_NULL;  in rt_pm_unregister_device()
366  * RT-Thread device interface for PM device
448     struct rt_device *device;  in rt_system_pm_init()  local
452     device = &(_pm.parent);  in rt_system_pm_init()
454     device->type        = RT_Device_Class_PM;  in rt_system_pm_init()
455     device->rx_indicate = RT_NULL;  in rt_system_pm_init()
456     device->tx_complete = RT_NULL;  in rt_system_pm_init()
458     device->init        = RT_NULL;  in rt_system_pm_init()
459     device->open        = RT_NULL;  in rt_system_pm_init()
460     device->close       = RT_NULL;  in rt_system_pm_init()
461     device->read        = _rt_pm_device_read;  in rt_system_pm_init()
462     device->write       = _rt_pm_device_write;  in rt_system_pm_init()
463     device->control     = _rt_pm_device_control;  in rt_system_pm_init()
464     device->user_data   = user_data;  in rt_system_pm_init()
466     /* register PM device to the system */  in rt_system_pm_init()
467     rt_device_register(device, "pm", RT_DEVICE_FLAG_RDWR);  in rt_system_pm_init()