net/mac80211/led.c

12 void ieee80211_led_assoc(struct ieee80211_local *local, bool associated)
14 	if (!atomic_read(&local->assoc_led_active))
17 		led_trigger_event(&local->assoc_led, LED_FULL);
19 		led_trigger_event(&local->assoc_led, LED_OFF);
22 void ieee80211_led_radio(struct ieee80211_local *local, bool enabled)
24 	if (!atomic_read(&local->radio_led_active))
27 		led_trigger_event(&local->radio_led, LED_FULL);
29 		led_trigger_event(&local->radio_led, LED_OFF);
32 void ieee80211_alloc_led_names(struct ieee80211_local *local)
34 	local->rx_led.name = kasprintf(GFP_KERNEL, "%srx",
35 				       wiphy_name(local->hw.wiphy));
36 	local->tx_led.name = kasprintf(GFP_KERNEL, "%stx",
37 				       wiphy_name(local->hw.wiphy));
38 	local->assoc_led.name = kasprintf(GFP_KERNEL, "%sassoc",
39 					  wiphy_name(local->hw.wiphy));
40 	local->radio_led.name = kasprintf(GFP_KERNEL, "%sradio",
41 					  wiphy_name(local->hw.wiphy));
44 void ieee80211_free_led_names(struct ieee80211_local *local)
46 	kfree(local->rx_led.name);
47 	kfree(local->tx_led.name);
48 	kfree(local->assoc_led.name);
49 	kfree(local->radio_led.name);
54 	struct ieee80211_local *local = container_of(led_cdev->trigger,
58 	atomic_inc(&local->tx_led_active);
65 	struct ieee80211_local *local = container_of(led_cdev->trigger,
69 	atomic_dec(&local->tx_led_active);
74 	struct ieee80211_local *local = container_of(led_cdev->trigger,
78 	atomic_inc(&local->rx_led_active);
85 	struct ieee80211_local *local = container_of(led_cdev->trigger,
89 	atomic_dec(&local->rx_led_active);
94 	struct ieee80211_local *local = container_of(led_cdev->trigger,
98 	atomic_inc(&local->assoc_led_active);
105 	struct ieee80211_local *local = container_of(led_cdev->trigger,
109 	atomic_dec(&local->assoc_led_active);
114 	struct ieee80211_local *local = container_of(led_cdev->trigger,
118 	atomic_inc(&local->radio_led_active);
125 	struct ieee80211_local *local = container_of(led_cdev->trigger,
129 	atomic_dec(&local->radio_led_active);
134 	struct ieee80211_local *local = container_of(led_cdev->trigger,
138 	atomic_inc(&local->tpt_led_active);
145 	struct ieee80211_local *local = container_of(led_cdev->trigger,
149 	atomic_dec(&local->tpt_led_active);
152 void ieee80211_led_init(struct ieee80211_local *local)
154 	atomic_set(&local->rx_led_active, 0);
155 	local->rx_led.activate = ieee80211_rx_led_activate;
156 	local->rx_led.deactivate = ieee80211_rx_led_deactivate;
157 	if (local->rx_led.name && led_trigger_register(&local->rx_led)) {
158 		kfree(local->rx_led.name);
159 		local->rx_led.name = NULL;
162 	atomic_set(&local->tx_led_active, 0);
163 	local->tx_led.activate = ieee80211_tx_led_activate;
164 	local->tx_led.deactivate = ieee80211_tx_led_deactivate;
165 	if (local->tx_led.name && led_trigger_register(&local->tx_led)) {
166 		kfree(local->tx_led.name);
167 		local->tx_led.name = NULL;
170 	atomic_set(&local->assoc_led_active, 0);
171 	local->assoc_led.activate = ieee80211_assoc_led_activate;
172 	local->assoc_led.deactivate = ieee80211_assoc_led_deactivate;
173 	if (local->assoc_led.name && led_trigger_register(&local->assoc_led)) {
174 		kfree(local->assoc_led.name);
175 		local->assoc_led.name = NULL;
178 	atomic_set(&local->radio_led_active, 0);
179 	local->radio_led.activate = ieee80211_radio_led_activate;
180 	local->radio_led.deactivate = ieee80211_radio_led_deactivate;
181 	if (local->radio_led.name && led_trigger_register(&local->radio_led)) {
182 		kfree(local->radio_led.name);
183 		local->radio_led.name = NULL;
186 	atomic_set(&local->tpt_led_active, 0);
187 	if (local->tpt_led_trigger) {
188 		local->tpt_led.activate = ieee80211_tpt_led_activate;
189 		local->tpt_led.deactivate = ieee80211_tpt_led_deactivate;
190 		if (led_trigger_register(&local->tpt_led)) {
191 			kfree(local->tpt_led_trigger);
192 			local->tpt_led_trigger = NULL;
197 void ieee80211_led_exit(struct ieee80211_local *local)
199 	if (local->radio_led.name)
200 		led_trigger_unregister(&local->radio_led);
201 	if (local->assoc_led.name)
202 		led_trigger_unregister(&local->assoc_led);
203 	if (local->tx_led.name)
204 		led_trigger_unregister(&local->tx_led);
205 	if (local->rx_led.name)
206 		led_trigger_unregister(&local->rx_led);
208 	if (local->tpt_led_trigger) {
209 		led_trigger_unregister(&local->tpt_led);
210 		kfree(local->tpt_led_trigger);
216 	struct ieee80211_local *local = hw_to_local(hw);
218 	return local->radio_led.name;
224 	struct ieee80211_local *local = hw_to_local(hw);
226 	return local->assoc_led.name;
232 	struct ieee80211_local *local = hw_to_local(hw);
234 	return local->tx_led.name;
240 	struct ieee80211_local *local = hw_to_local(hw);
242 	return local->rx_led.name;
246 static unsigned long tpt_trig_traffic(struct ieee80211_local *local,
261 	struct ieee80211_local *local = tpt_trig->local;
270 	tpt = tpt_trig_traffic(local, tpt_trig);
285 	led_trigger_blink(&local->tpt_led, on, off);
294 	struct ieee80211_local *local = hw_to_local(hw);
297 	if (WARN_ON(local->tpt_led_trigger))
305 		 "%stpt", wiphy_name(local->hw.wiphy));
307 	local->tpt_led.name = tpt_trig->name;
312 	tpt_trig->local = local;
316 	local->tpt_led_trigger = tpt_trig;
322 static void ieee80211_start_tpt_led_trig(struct ieee80211_local *local)
324 	struct tpt_led_trigger *tpt_trig = local->tpt_led_trigger;
330 	tpt_trig_traffic(local, tpt_trig);
337 static void ieee80211_stop_tpt_led_trig(struct ieee80211_local *local)
339 	struct tpt_led_trigger *tpt_trig = local->tpt_led_trigger;
347 	led_trigger_event(&local->tpt_led, LED_OFF);
350 void ieee80211_mod_tpt_led_trig(struct ieee80211_local *local,
353 	struct tpt_led_trigger *tpt_trig = local->tpt_led_trigger;
373 		ieee80211_stop_tpt_led_trig(local);
375 		ieee80211_start_tpt_led_trig(local);