434 /* This function controls the background scanning based on hdev->pend_le_conns
435  * list. If there are pending LE connection we start the background scanning,
452 	/* No point in doing scanning if LE support hasn't been enabled */  in __hci_update_background_scan()
460 	/* Reset RSSI and UUID filters when starting background scanning  in __hci_update_background_scan()
477 		 * background scanning.  in __hci_update_background_scan()
480 		/* If controller is not scanning we are done. */  in __hci_update_background_scan()
486 		BT_DBG("%s stopping background scanning", hdev->name);  in __hci_update_background_scan()
492 		/* If controller is connecting, we should not start scanning  in __hci_update_background_scan()
499 		/* If controller is currently scanning, we stop it to ensure we  in __hci_update_background_scan()
506 		bt_dev_dbg(hdev, "starting background scanning");  in __hci_update_background_scan()
712 		bt_dev_dbg(hdev, "Scanning is paused for suspend");  in hci_req_add_le_scan_disable()
910 	 * - Interleaved scanning is not currently using the allowlist  in update_accept_list()
936 		bt_dev_dbg(hdev, "Scanning is paused for suspend");  in hci_req_start_scan()
948 	/* Use ext scanning if set ext scan param and ext scan enable is  in hci_req_start_scan()
1021 /* Returns true if an le connection is in the scanning state */
1052 	/* Background scanning should run with address resolution */  in hci_req_add_le_passive_scan()
1056 		bt_dev_dbg(hdev, "Scanning is paused for suspend");  in hci_req_add_le_passive_scan()
1061 	 * during passive scanning. Not using an non-resolvable address  in hci_req_add_le_passive_scan()
1075 	 * happen before enabling scanning. The controller does  in hci_req_add_le_passive_scan()
1076 	 * not allow accept list modification while scanning.  in hci_req_add_le_passive_scan()
1181 	/* Configure params and enable scanning */  in hci_req_config_le_suspend_scan()
1303 		/* Prevent disconnects from causing scanning to be re-enabled */  in hci_req_prepare_suspend()
1323 		/* Unpause to take care of updating scanning params */  in hci_req_prepare_suspend()
1337 		/* Reset passive/background scanning to normal */  in hci_req_prepare_suspend()
2515 	 * scanning and non-connectable advertising.  in hci_update_random_address()
3006 	/* If controller is not scanning we are done. */  in le_scan_restart()
3011 		bt_dev_dbg(hdev, "Scanning is paused for suspend");  in le_scan_restart()
3101 	/* If controller is scanning, it means the background scanning is  in active_scan()
3103 	 * discovery scanning parameters.  in active_scan()
3150 		/* When running simultaneous discovery, the LE scanning time  in start_discovery()
3152 		 * and LE scanning are scheduled by the controller.  in start_discovery()
3155 		 * and LE scanning are done sequentially with separate  in start_discovery()
3193 	 * restarting scanning during the discovery phase.  in start_discovery()
3226 		/* Passive scanning */  in hci_req_stop_discovery()