36 static int rt2x00link_antenna_get_link_rssi(struct rt2x00_dev *rt2x00dev)  in rt2x00link_antenna_get_link_rssi()  argument
38 	struct link_ant *ant = &rt2x00dev->link.ant;  in rt2x00link_antenna_get_link_rssi()
40 	if (rt2x00dev->link.qual.rx_success)  in rt2x00link_antenna_get_link_rssi()
46 static int rt2x00link_antenna_get_rssi_history(struct rt2x00_dev *rt2x00dev)  in rt2x00link_antenna_get_rssi_history()  argument
48 	struct link_ant *ant = &rt2x00dev->link.ant;  in rt2x00link_antenna_get_rssi_history()
55 static void rt2x00link_antenna_update_rssi_history(struct rt2x00_dev *rt2x00dev,  in rt2x00link_antenna_update_rssi_history()  argument
58 	struct link_ant *ant = &rt2x00dev->link.ant;  in rt2x00link_antenna_update_rssi_history()
62 static void rt2x00link_antenna_reset(struct rt2x00_dev *rt2x00dev)  in rt2x00link_antenna_reset()  argument
64 	ewma_rssi_init(&rt2x00dev->link.ant.rssi_ant);  in rt2x00link_antenna_reset()
67 static void rt2x00lib_antenna_diversity_sample(struct rt2x00_dev *rt2x00dev)  in rt2x00lib_antenna_diversity_sample()  argument
69 	struct link_ant *ant = &rt2x00dev->link.ant;  in rt2x00lib_antenna_diversity_sample()
73 	int sample_current = rt2x00link_antenna_get_link_rssi(rt2x00dev);  in rt2x00lib_antenna_diversity_sample()
74 	int sample_other = rt2x00link_antenna_get_rssi_history(rt2x00dev);  in rt2x00lib_antenna_diversity_sample()
92 		rt2x00link_antenna_update_rssi_history(rt2x00dev,  in rt2x00lib_antenna_diversity_sample()
105 	rt2x00lib_config_antenna(rt2x00dev, new_ant);  in rt2x00lib_antenna_diversity_sample()
108 static void rt2x00lib_antenna_diversity_eval(struct rt2x00_dev *rt2x00dev)  in rt2x00lib_antenna_diversity_eval()  argument
110 	struct link_ant *ant = &rt2x00dev->link.ant;  in rt2x00lib_antenna_diversity_eval()
121 	rssi_curr = rt2x00link_antenna_get_link_rssi(rt2x00dev);  in rt2x00lib_antenna_diversity_eval()
122 	rssi_old = rt2x00link_antenna_get_rssi_history(rt2x00dev);  in rt2x00lib_antenna_diversity_eval()
123 	rt2x00link_antenna_update_rssi_history(rt2x00dev, rssi_curr);  in rt2x00lib_antenna_diversity_eval()
145 	rt2x00lib_config_antenna(rt2x00dev, new_ant);  in rt2x00lib_antenna_diversity_eval()
148 static bool rt2x00lib_antenna_diversity(struct rt2x00_dev *rt2x00dev)  in rt2x00lib_antenna_diversity()  argument
150 	struct link_ant *ant = &rt2x00dev->link.ant;  in rt2x00lib_antenna_diversity()
169 		rt2x00lib_antenna_diversity_sample(rt2x00dev);  in rt2x00lib_antenna_diversity()
171 	} else if (rt2x00dev->link.count & 1) {  in rt2x00lib_antenna_diversity()
172 		rt2x00lib_antenna_diversity_eval(rt2x00dev);  in rt2x00lib_antenna_diversity()
179 void rt2x00link_update_stats(struct rt2x00_dev *rt2x00dev,  in rt2x00link_update_stats()  argument
183 	struct link *link = &rt2x00dev->link;  in rt2x00link_update_stats()
184 	struct link_qual *qual = &rt2x00dev->link.qual;  in rt2x00link_update_stats()
185 	struct link_ant *ant = &rt2x00dev->link.ant;  in rt2x00link_update_stats()
191 	if (!rt2x00dev->intf_sta_count)  in rt2x00link_update_stats()
220 void rt2x00link_start_tuner(struct rt2x00_dev *rt2x00dev)  in rt2x00link_start_tuner()  argument
222 	struct link *link = &rt2x00dev->link;  in rt2x00link_start_tuner()
228 	if (!rt2x00dev->intf_ap_count && !rt2x00dev->intf_sta_count)  in rt2x00link_start_tuner()
237 	if (test_bit(DEVICE_STATE_SCANNING, &rt2x00dev->flags))  in rt2x00link_start_tuner()
240 	rt2x00link_reset_tuner(rt2x00dev, false);  in rt2x00link_start_tuner()
242 	if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))  in rt2x00link_start_tuner()
243 		ieee80211_queue_delayed_work(rt2x00dev->hw,  in rt2x00link_start_tuner()
247 void rt2x00link_stop_tuner(struct rt2x00_dev *rt2x00dev)  in rt2x00link_stop_tuner()  argument
249 	cancel_delayed_work_sync(&rt2x00dev->link.work);  in rt2x00link_stop_tuner()
252 void rt2x00link_reset_tuner(struct rt2x00_dev *rt2x00dev, bool antenna)  in rt2x00link_reset_tuner()  argument
254 	struct link_qual *qual = &rt2x00dev->link.qual;  in rt2x00link_reset_tuner()
257 	if (!test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags))  in rt2x00link_reset_tuner()
268 	rt2x00dev->link.count = 0;  in rt2x00link_reset_tuner()
270 	ewma_rssi_init(&rt2x00dev->link.avg_rssi);  in rt2x00link_reset_tuner()
282 	rt2x00dev->ops->lib->reset_tuner(rt2x00dev, qual);  in rt2x00link_reset_tuner()
285 		rt2x00link_antenna_reset(rt2x00dev);  in rt2x00link_reset_tuner()
288 static void rt2x00link_reset_qual(struct rt2x00_dev *rt2x00dev)  in rt2x00link_reset_qual()  argument
290 	struct link_qual *qual = &rt2x00dev->link.qual;  in rt2x00link_reset_qual()
298 static void rt2x00link_tuner_sta(struct rt2x00_dev *rt2x00dev, struct link *link)  in rt2x00link_tuner_sta()  argument
300 	struct link_qual *qual = &rt2x00dev->link.qual;  in rt2x00link_tuner_sta()
305 	rt2x00dev->ops->lib->link_stats(rt2x00dev, qual);  in rt2x00link_tuner_sta()
306 	rt2x00dev->low_level_stats.dot11FCSErrorCount += qual->rx_failed;  in rt2x00link_tuner_sta()
324 	if (rt2x00_has_cap_link_tuning(rt2x00dev))  in rt2x00link_tuner_sta()
325 		rt2x00dev->ops->lib->link_tuner(rt2x00dev, qual, link->count);  in rt2x00link_tuner_sta()
330 	rt2x00leds_led_quality(rt2x00dev, qual->rssi);  in rt2x00link_tuner_sta()
337 	if (rt2x00lib_antenna_diversity(rt2x00dev))  in rt2x00link_tuner_sta()
338 		rt2x00link_reset_qual(rt2x00dev);  in rt2x00link_tuner_sta()
343 	struct rt2x00_dev *rt2x00dev =  in rt2x00link_tuner()  local
345 	struct link *link = &rt2x00dev->link;  in rt2x00link_tuner()
351 	if (!test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags) ||  in rt2x00link_tuner()
352 	    test_bit(DEVICE_STATE_SCANNING, &rt2x00dev->flags))  in rt2x00link_tuner()
356 	mutex_lock(&rt2x00dev->conf_mutex);  in rt2x00link_tuner()
358 	if (rt2x00dev->intf_sta_count)  in rt2x00link_tuner()
359 		rt2x00link_tuner_sta(rt2x00dev, link);  in rt2x00link_tuner()
361 	if (rt2x00dev->ops->lib->gain_calibration &&  in rt2x00link_tuner()
363 		rt2x00dev->ops->lib->gain_calibration(rt2x00dev);  in rt2x00link_tuner()
365 	if (rt2x00dev->ops->lib->vco_calibration &&  in rt2x00link_tuner()
366 	    rt2x00_has_cap_vco_recalibration(rt2x00dev) &&  in rt2x00link_tuner()
368 		rt2x00dev->ops->lib->vco_calibration(rt2x00dev);  in rt2x00link_tuner()
370 	mutex_unlock(&rt2x00dev->conf_mutex);  in rt2x00link_tuner()
377 	if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))  in rt2x00link_tuner()
378 		ieee80211_queue_delayed_work(rt2x00dev->hw,  in rt2x00link_tuner()
382 void rt2x00link_start_watchdog(struct rt2x00_dev *rt2x00dev)  in rt2x00link_start_watchdog()  argument
384 	struct link *link = &rt2x00dev->link;  in rt2x00link_start_watchdog()
386 	if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags) &&  in rt2x00link_start_watchdog()
387 	    rt2x00dev->ops->lib->watchdog && !link->watchdog_disabled)  in rt2x00link_start_watchdog()
388 		ieee80211_queue_delayed_work(rt2x00dev->hw,  in rt2x00link_start_watchdog()
393 void rt2x00link_stop_watchdog(struct rt2x00_dev *rt2x00dev)  in rt2x00link_stop_watchdog()  argument
395 	cancel_delayed_work_sync(&rt2x00dev->link.watchdog_work);  in rt2x00link_stop_watchdog()
400 	struct rt2x00_dev *rt2x00dev =  in rt2x00link_watchdog()  local
402 	struct link *link = &rt2x00dev->link;  in rt2x00link_watchdog()
408 	if (!test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags))  in rt2x00link_watchdog()
411 	rt2x00dev->ops->lib->watchdog(rt2x00dev);  in rt2x00link_watchdog()
413 	if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))  in rt2x00link_watchdog()
414 		ieee80211_queue_delayed_work(rt2x00dev->hw,  in rt2x00link_watchdog()
419 void rt2x00link_register(struct rt2x00_dev *rt2x00dev)  in rt2x00link_register()  argument
421 	struct link *link = &rt2x00dev->link;  in rt2x00link_register()