47 static int rt2x00link_antenna_get_link_rssi(struct rt2x00_dev *rt2x00dev)  in rt2x00link_antenna_get_link_rssi()  argument
49 	struct link_ant *ant = &rt2x00dev->link.ant;  in rt2x00link_antenna_get_link_rssi()
51 	if (rt2x00dev->link.qual.rx_success)  in rt2x00link_antenna_get_link_rssi()
57 static int rt2x00link_antenna_get_rssi_history(struct rt2x00_dev *rt2x00dev)  in rt2x00link_antenna_get_rssi_history()  argument
59 	struct link_ant *ant = &rt2x00dev->link.ant;  in rt2x00link_antenna_get_rssi_history()
66 static void rt2x00link_antenna_update_rssi_history(struct rt2x00_dev *rt2x00dev,  in rt2x00link_antenna_update_rssi_history()  argument
69 	struct link_ant *ant = &rt2x00dev->link.ant;  in rt2x00link_antenna_update_rssi_history()
73 static void rt2x00link_antenna_reset(struct rt2x00_dev *rt2x00dev)  in rt2x00link_antenna_reset()  argument
75 	ewma_rssi_init(&rt2x00dev->link.ant.rssi_ant);  in rt2x00link_antenna_reset()
78 static void rt2x00lib_antenna_diversity_sample(struct rt2x00_dev *rt2x00dev)  in rt2x00lib_antenna_diversity_sample()  argument
80 	struct link_ant *ant = &rt2x00dev->link.ant;  in rt2x00lib_antenna_diversity_sample()
84 	int sample_current = rt2x00link_antenna_get_link_rssi(rt2x00dev);  in rt2x00lib_antenna_diversity_sample()
85 	int sample_other = rt2x00link_antenna_get_rssi_history(rt2x00dev);  in rt2x00lib_antenna_diversity_sample()
103 		rt2x00link_antenna_update_rssi_history(rt2x00dev,  in rt2x00lib_antenna_diversity_sample()
116 	rt2x00lib_config_antenna(rt2x00dev, new_ant);  in rt2x00lib_antenna_diversity_sample()
119 static void rt2x00lib_antenna_diversity_eval(struct rt2x00_dev *rt2x00dev)  in rt2x00lib_antenna_diversity_eval()  argument
121 	struct link_ant *ant = &rt2x00dev->link.ant;  in rt2x00lib_antenna_diversity_eval()
132 	rssi_curr = rt2x00link_antenna_get_link_rssi(rt2x00dev);  in rt2x00lib_antenna_diversity_eval()
133 	rssi_old = rt2x00link_antenna_get_rssi_history(rt2x00dev);  in rt2x00lib_antenna_diversity_eval()
134 	rt2x00link_antenna_update_rssi_history(rt2x00dev, rssi_curr);  in rt2x00lib_antenna_diversity_eval()
156 	rt2x00lib_config_antenna(rt2x00dev, new_ant);  in rt2x00lib_antenna_diversity_eval()
159 static bool rt2x00lib_antenna_diversity(struct rt2x00_dev *rt2x00dev)  in rt2x00lib_antenna_diversity()  argument
161 	struct link_ant *ant = &rt2x00dev->link.ant;  in rt2x00lib_antenna_diversity()
180 		rt2x00lib_antenna_diversity_sample(rt2x00dev);  in rt2x00lib_antenna_diversity()
182 	} else if (rt2x00dev->link.count & 1) {  in rt2x00lib_antenna_diversity()
183 		rt2x00lib_antenna_diversity_eval(rt2x00dev);  in rt2x00lib_antenna_diversity()
190 void rt2x00link_update_stats(struct rt2x00_dev *rt2x00dev,  in rt2x00link_update_stats()  argument
194 	struct link *link = &rt2x00dev->link;  in rt2x00link_update_stats()
195 	struct link_qual *qual = &rt2x00dev->link.qual;  in rt2x00link_update_stats()
196 	struct link_ant *ant = &rt2x00dev->link.ant;  in rt2x00link_update_stats()
202 	if (!rt2x00dev->intf_sta_count)  in rt2x00link_update_stats()
231 void rt2x00link_start_tuner(struct rt2x00_dev *rt2x00dev)  in rt2x00link_start_tuner()  argument
233 	struct link *link = &rt2x00dev->link;  in rt2x00link_start_tuner()
241 	if (!rt2x00dev->intf_sta_count)  in rt2x00link_start_tuner()
250 	if (test_bit(DEVICE_STATE_SCANNING, &rt2x00dev->flags))  in rt2x00link_start_tuner()
253 	rt2x00link_reset_tuner(rt2x00dev, false);  in rt2x00link_start_tuner()
255 	if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))  in rt2x00link_start_tuner()
256 		ieee80211_queue_delayed_work(rt2x00dev->hw,  in rt2x00link_start_tuner()
260 void rt2x00link_stop_tuner(struct rt2x00_dev *rt2x00dev)  in rt2x00link_stop_tuner()  argument
262 	cancel_delayed_work_sync(&rt2x00dev->link.work);  in rt2x00link_stop_tuner()
265 void rt2x00link_reset_tuner(struct rt2x00_dev *rt2x00dev, bool antenna)  in rt2x00link_reset_tuner()  argument
267 	struct link_qual *qual = &rt2x00dev->link.qual;  in rt2x00link_reset_tuner()
270 	if (!test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags))  in rt2x00link_reset_tuner()
281 	rt2x00dev->link.count = 0;  in rt2x00link_reset_tuner()
283 	ewma_rssi_init(&rt2x00dev->link.avg_rssi);  in rt2x00link_reset_tuner()
295 	rt2x00dev->ops->lib->reset_tuner(rt2x00dev, qual);  in rt2x00link_reset_tuner()
298 		rt2x00link_antenna_reset(rt2x00dev);  in rt2x00link_reset_tuner()
301 static void rt2x00link_reset_qual(struct rt2x00_dev *rt2x00dev)  in rt2x00link_reset_qual()  argument
303 	struct link_qual *qual = &rt2x00dev->link.qual;  in rt2x00link_reset_qual()
313 	struct rt2x00_dev *rt2x00dev =  in rt2x00link_tuner()  local
315 	struct link *link = &rt2x00dev->link;  in rt2x00link_tuner()
316 	struct link_qual *qual = &rt2x00dev->link.qual;  in rt2x00link_tuner()
322 	if (!test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags) ||  in rt2x00link_tuner()
323 	    test_bit(DEVICE_STATE_SCANNING, &rt2x00dev->flags))  in rt2x00link_tuner()
329 	rt2x00dev->ops->lib->link_stats(rt2x00dev, qual);  in rt2x00link_tuner()
330 	rt2x00dev->low_level_stats.dot11FCSErrorCount += qual->rx_failed;  in rt2x00link_tuner()
348 	if (rt2x00_has_cap_link_tuning(rt2x00dev))  in rt2x00link_tuner()
349 		rt2x00dev->ops->lib->link_tuner(rt2x00dev, qual, link->count);  in rt2x00link_tuner()
354 	rt2x00leds_led_quality(rt2x00dev, qual->rssi);  in rt2x00link_tuner()
361 	if (rt2x00lib_antenna_diversity(rt2x00dev))  in rt2x00link_tuner()
362 		rt2x00link_reset_qual(rt2x00dev);  in rt2x00link_tuner()
369 	if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))  in rt2x00link_tuner()
370 		ieee80211_queue_delayed_work(rt2x00dev->hw,  in rt2x00link_tuner()
374 void rt2x00link_start_watchdog(struct rt2x00_dev *rt2x00dev)  in rt2x00link_start_watchdog()  argument
376 	struct link *link = &rt2x00dev->link;  in rt2x00link_start_watchdog()
378 	if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags) &&  in rt2x00link_start_watchdog()
379 	    rt2x00dev->ops->lib->watchdog)  in rt2x00link_start_watchdog()
380 		ieee80211_queue_delayed_work(rt2x00dev->hw,  in rt2x00link_start_watchdog()
385 void rt2x00link_stop_watchdog(struct rt2x00_dev *rt2x00dev)  in rt2x00link_stop_watchdog()  argument
387 	cancel_delayed_work_sync(&rt2x00dev->link.watchdog_work);  in rt2x00link_stop_watchdog()
392 	struct rt2x00_dev *rt2x00dev =  in rt2x00link_watchdog()  local
394 	struct link *link = &rt2x00dev->link;  in rt2x00link_watchdog()
400 	if (!test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags))  in rt2x00link_watchdog()
403 	rt2x00dev->ops->lib->watchdog(rt2x00dev);  in rt2x00link_watchdog()
405 	if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))  in rt2x00link_watchdog()
406 		ieee80211_queue_delayed_work(rt2x00dev->hw,  in rt2x00link_watchdog()
411 void rt2x00link_start_agc(struct rt2x00_dev *rt2x00dev)  in rt2x00link_start_agc()  argument
413 	struct link *link = &rt2x00dev->link;  in rt2x00link_start_agc()
415 	if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags) &&  in rt2x00link_start_agc()
416 	    rt2x00dev->ops->lib->gain_calibration)  in rt2x00link_start_agc()
417 		ieee80211_queue_delayed_work(rt2x00dev->hw,  in rt2x00link_start_agc()
422 void rt2x00link_start_vcocal(struct rt2x00_dev *rt2x00dev)  in rt2x00link_start_vcocal()  argument
424 	struct link *link = &rt2x00dev->link;  in rt2x00link_start_vcocal()
426 	if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags) &&  in rt2x00link_start_vcocal()
427 	    rt2x00dev->ops->lib->vco_calibration)  in rt2x00link_start_vcocal()
428 		ieee80211_queue_delayed_work(rt2x00dev->hw,  in rt2x00link_start_vcocal()
433 void rt2x00link_stop_agc(struct rt2x00_dev *rt2x00dev)  in rt2x00link_stop_agc()  argument
435 	cancel_delayed_work_sync(&rt2x00dev->link.agc_work);  in rt2x00link_stop_agc()
438 void rt2x00link_stop_vcocal(struct rt2x00_dev *rt2x00dev)  in rt2x00link_stop_vcocal()  argument
440 	cancel_delayed_work_sync(&rt2x00dev->link.vco_work);  in rt2x00link_stop_vcocal()
445 	struct rt2x00_dev *rt2x00dev =  in rt2x00link_agc()  local
447 	struct link *link = &rt2x00dev->link;  in rt2x00link_agc()
453 	if (!test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags))  in rt2x00link_agc()
456 	rt2x00dev->ops->lib->gain_calibration(rt2x00dev);  in rt2x00link_agc()
458 	if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))  in rt2x00link_agc()
459 		ieee80211_queue_delayed_work(rt2x00dev->hw,  in rt2x00link_agc()
466 	struct rt2x00_dev *rt2x00dev =  in rt2x00link_vcocal()  local
468 	struct link *link = &rt2x00dev->link;  in rt2x00link_vcocal()
474 	if (!test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags))  in rt2x00link_vcocal()
477 	rt2x00dev->ops->lib->vco_calibration(rt2x00dev);  in rt2x00link_vcocal()
479 	if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))  in rt2x00link_vcocal()
480 		ieee80211_queue_delayed_work(rt2x00dev->hw,  in rt2x00link_vcocal()
485 void rt2x00link_register(struct rt2x00_dev *rt2x00dev)  in rt2x00link_register()  argument
487 	INIT_DELAYED_WORK(&rt2x00dev->link.agc_work, rt2x00link_agc);  in rt2x00link_register()
488 	if (rt2x00_has_cap_vco_recalibration(rt2x00dev))  in rt2x00link_register()
489 		INIT_DELAYED_WORK(&rt2x00dev->link.vco_work, rt2x00link_vcocal);  in rt2x00link_register()
490 	INIT_DELAYED_WORK(&rt2x00dev->link.watchdog_work, rt2x00link_watchdog);  in rt2x00link_register()
491 	INIT_DELAYED_WORK(&rt2x00dev->link.work, rt2x00link_tuner);  in rt2x00link_register()