460 	/* If discovery is active don't interfere with it */  in __hci_update_background_scan()
461 	if (hdev->discovery.state != DISCOVERY_STOPPED)  in __hci_update_background_scan()
465 	 * since these filters are meant for service discovery only.  in __hci_update_background_scan()
467 	 * The Start Discovery and Start Service Discovery operations  in __hci_update_background_scan()
1323 		/* Pause discovery if not already stopped */  in hci_req_prepare_suspend()
1324 		old_state = hdev->discovery.state;  in hci_req_prepare_suspend()
1424 		/* Unpause discovery */  in hci_req_prepare_suspend()
1806 		/* If a discovery flag wasn't provided, simply use the global  in create_instance_adv_data()
2987 	if (req->hdev->discovery.limited)  in bredr_inquiry()
3019 	hdev->discovery.scan_start = 0;  in le_scan_disable_work()
3021 	/* If we were running LE only scan, change discovery state. If  in le_scan_disable_work()
3023 	 * and BR/EDR inquiry is already finished, stop discovery,  in le_scan_disable_work()
3024 	 * otherwise BR/EDR inquiry will stop discovery when finished.  in le_scan_disable_work()
3026 	 * discovery state.  in le_scan_disable_work()
3029 	if (hdev->discovery.type == DISCOV_TYPE_LE)  in le_scan_disable_work()
3032 	if (hdev->discovery.type != DISCOV_TYPE_INTERLEAVED)  in le_scan_disable_work()
3037 		    hdev->discovery.state != DISCOVERY_RESOLVING)  in le_scan_disable_work()
3113 	    !hdev->discovery.scan_start)  in le_scan_restart_work()
3121 	duration = hdev->discovery.scan_duration;  in le_scan_restart_work()
3122 	scan_start = hdev->discovery.scan_start;  in le_scan_restart_work()
3149 	/* Accept list is not used for discovery */  in active_scan()
3153 	/* Discovery doesn't require controller address resolution */  in active_scan()
3161 	 * discovery scanning parameters.  in active_scan()
3217 	bt_dev_dbg(hdev, "type %u", hdev->discovery.type);  in start_discovery()
3219 	switch (hdev->discovery.type) {  in start_discovery()
3227 		/* When running simultaneous discovery, the LE scanning time  in start_discovery()
3228 		 * should occupy the whole discovery time sine BR/EDR inquiry  in start_discovery()
3231 		 * For interleaving discovery in comparison, BR/EDR inquiry  in start_discovery()
3238 			/* During simultaneous discovery, we double LE scan  in start_discovery()
3267 	/* When service discovery is used and the controller has a  in start_discovery()
3270 	 * restarting scanning during the discovery phase.  in start_discovery()
3273 		     hdev->discovery.result_filtering) {  in start_discovery()
3274 		hdev->discovery.scan_start = jiffies;  in start_discovery()
3275 		hdev->discovery.scan_duration = timeout;  in start_discovery()
3285 	struct discovery_state *d = &hdev->discovery;  in hci_req_stop_discovery()
3290 	bt_dev_dbg(hdev, "state %u", hdev->discovery.state);  in hci_req_stop_discovery()
3311 	/* No further actions needed for LE-only discovery */  in hci_req_stop_discovery()
3345 	switch (hdev->discovery.state) {  in discov_update()