2 * Copyright 2006, Johannes Berg <johannes@sipsolutions.net>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation.
9 /* just for IFNAMSIZ */
11 #include <linux/slab.h>
14 void ieee80211_led_rx(struct ieee80211_local *local)
16 if (unlikely(!local->rx_led))
18 if (local->rx_led_counter++ % 2 == 0)
19 led_trigger_event(local->rx_led, LED_OFF);
21 led_trigger_event(local->rx_led, LED_FULL);
24 /* q is 1 if a packet was enqueued, 0 if it has been transmitted */
25 void ieee80211_led_tx(struct ieee80211_local *local, int q)
27 if (unlikely(!local->tx_led))
29 /* not sure how this is supposed to work ... */
30 local->tx_led_counter += 2*q-1;
31 if (local->tx_led_counter % 2 == 0)
32 led_trigger_event(local->tx_led, LED_OFF);
34 led_trigger_event(local->tx_led, LED_FULL);
37 void ieee80211_led_assoc(struct ieee80211_local *local, bool associated)
39 if (unlikely(!local->assoc_led))
42 led_trigger_event(local->assoc_led, LED_FULL);
44 led_trigger_event(local->assoc_led, LED_OFF);
47 void ieee80211_led_radio(struct ieee80211_local *local, bool enabled)
49 if (unlikely(!local->radio_led))
52 led_trigger_event(local->radio_led, LED_FULL);
54 led_trigger_event(local->radio_led, LED_OFF);
57 void ieee80211_led_init(struct ieee80211_local *local)
59 local->rx_led = kzalloc(sizeof(struct led_trigger), GFP_KERNEL);
61 snprintf(local->rx_led_name, sizeof(local->rx_led_name),
62 "%srx", wiphy_name(local->hw.wiphy));
63 local->rx_led->name = local->rx_led_name;
64 if (led_trigger_register(local->rx_led)) {
70 local->tx_led = kzalloc(sizeof(struct led_trigger), GFP_KERNEL);
72 snprintf(local->tx_led_name, sizeof(local->tx_led_name),
73 "%stx", wiphy_name(local->hw.wiphy));
74 local->tx_led->name = local->tx_led_name;
75 if (led_trigger_register(local->tx_led)) {
81 local->assoc_led = kzalloc(sizeof(struct led_trigger), GFP_KERNEL);
82 if (local->assoc_led) {
83 snprintf(local->assoc_led_name, sizeof(local->assoc_led_name),
84 "%sassoc", wiphy_name(local->hw.wiphy));
85 local->assoc_led->name = local->assoc_led_name;
86 if (led_trigger_register(local->assoc_led)) {
87 kfree(local->assoc_led);
88 local->assoc_led = NULL;
92 local->radio_led = kzalloc(sizeof(struct led_trigger), GFP_KERNEL);
93 if (local->radio_led) {
94 snprintf(local->radio_led_name, sizeof(local->radio_led_name),
95 "%sradio", wiphy_name(local->hw.wiphy));
96 local->radio_led->name = local->radio_led_name;
97 if (led_trigger_register(local->radio_led)) {
98 kfree(local->radio_led);
99 local->radio_led = NULL;
104 void ieee80211_led_exit(struct ieee80211_local *local)
106 if (local->radio_led) {
107 led_trigger_unregister(local->radio_led);
108 kfree(local->radio_led);
110 if (local->assoc_led) {
111 led_trigger_unregister(local->assoc_led);
112 kfree(local->assoc_led);
115 led_trigger_unregister(local->tx_led);
116 kfree(local->tx_led);
119 led_trigger_unregister(local->rx_led);
120 kfree(local->rx_led);
124 char *__ieee80211_get_radio_led_name(struct ieee80211_hw *hw)
126 struct ieee80211_local *local = hw_to_local(hw);
128 if (local->radio_led)
129 return local->radio_led_name;
132 EXPORT_SYMBOL(__ieee80211_get_radio_led_name);
134 char *__ieee80211_get_assoc_led_name(struct ieee80211_hw *hw)
136 struct ieee80211_local *local = hw_to_local(hw);
138 if (local->assoc_led)
139 return local->assoc_led_name;
142 EXPORT_SYMBOL(__ieee80211_get_assoc_led_name);
144 char *__ieee80211_get_tx_led_name(struct ieee80211_hw *hw)
146 struct ieee80211_local *local = hw_to_local(hw);
149 return local->tx_led_name;
152 EXPORT_SYMBOL(__ieee80211_get_tx_led_name);
154 char *__ieee80211_get_rx_led_name(struct ieee80211_hw *hw)
156 struct ieee80211_local *local = hw_to_local(hw);
159 return local->rx_led_name;
162 EXPORT_SYMBOL(__ieee80211_get_rx_led_name);