fix up hostapd for mac80211
[openwrt/openwrt.git] / package / mac80211 / src / net / mac80211 / ieee80211_led.c
1 /*
2 * Copyright 2006, Johannes Berg <johannes@sipsolutions.net>
3 *
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.
7 */
8
9 /* just for IFNAMSIZ */
10 #include <linux/if.h>
11 #include "ieee80211_led.h"
12
13 void ieee80211_led_rx(struct ieee80211_local *local)
14 {
15 if (unlikely(!local->rx_led))
16 return;
17 if (local->rx_led_counter++ % 2 == 0)
18 led_trigger_event(local->rx_led, LED_OFF);
19 else
20 led_trigger_event(local->rx_led, LED_FULL);
21 }
22
23 /* q is 1 if a packet was enqueued, 0 if it has been transmitted */
24 void ieee80211_led_tx(struct ieee80211_local *local, int q)
25 {
26 if (unlikely(!local->tx_led))
27 return;
28 /* not sure how this is supposed to work ... */
29 local->tx_led_counter += 2*q-1;
30 if (local->tx_led_counter % 2 == 0)
31 led_trigger_event(local->tx_led, LED_OFF);
32 else
33 led_trigger_event(local->tx_led, LED_FULL);
34 }
35
36 void ieee80211_led_assoc(struct ieee80211_local *local, bool associated)
37 {
38 if (unlikely(!local->assoc_led))
39 return;
40 if (associated)
41 led_trigger_event(local->assoc_led, LED_FULL);
42 else
43 led_trigger_event(local->assoc_led, LED_OFF);
44 }
45
46 void ieee80211_led_init(struct ieee80211_local *local)
47 {
48 local->rx_led = kzalloc(sizeof(struct led_trigger), GFP_KERNEL);
49 if (local->rx_led) {
50 snprintf(local->rx_led_name, sizeof(local->rx_led_name),
51 "%srx", wiphy_name(local->hw.wiphy));
52 local->rx_led->name = local->rx_led_name;
53 if (led_trigger_register(local->rx_led)) {
54 kfree(local->rx_led);
55 local->rx_led = NULL;
56 }
57 }
58
59 local->tx_led = kzalloc(sizeof(struct led_trigger), GFP_KERNEL);
60 if (local->tx_led) {
61 snprintf(local->tx_led_name, sizeof(local->tx_led_name),
62 "%stx", wiphy_name(local->hw.wiphy));
63 local->tx_led->name = local->tx_led_name;
64 if (led_trigger_register(local->tx_led)) {
65 kfree(local->tx_led);
66 local->tx_led = NULL;
67 }
68 }
69
70 local->assoc_led = kzalloc(sizeof(struct led_trigger), GFP_KERNEL);
71 if (local->assoc_led) {
72 snprintf(local->assoc_led_name, sizeof(local->assoc_led_name),
73 "%sassoc", wiphy_name(local->hw.wiphy));
74 local->assoc_led->name = local->assoc_led_name;
75 if (led_trigger_register(local->assoc_led)) {
76 kfree(local->assoc_led);
77 local->assoc_led = NULL;
78 }
79 }
80 }
81
82 void ieee80211_led_exit(struct ieee80211_local *local)
83 {
84 if (local->assoc_led) {
85 led_trigger_unregister(local->assoc_led);
86 kfree(local->assoc_led);
87 }
88 if (local->tx_led) {
89 led_trigger_unregister(local->tx_led);
90 kfree(local->tx_led);
91 }
92 if (local->rx_led) {
93 led_trigger_unregister(local->rx_led);
94 kfree(local->rx_led);
95 }
96 }
97
98 char *__ieee80211_get_assoc_led_name(struct ieee80211_hw *hw)
99 {
100 struct ieee80211_local *local = hw_to_local(hw);
101
102 if (local->assoc_led)
103 return local->assoc_led_name;
104 return NULL;
105 }
106 EXPORT_SYMBOL(__ieee80211_get_assoc_led_name);
107
108 char *__ieee80211_get_tx_led_name(struct ieee80211_hw *hw)
109 {
110 struct ieee80211_local *local = hw_to_local(hw);
111
112 if (local->tx_led)
113 return local->tx_led_name;
114 return NULL;
115 }
116 EXPORT_SYMBOL(__ieee80211_get_tx_led_name);
117
118 char *__ieee80211_get_rx_led_name(struct ieee80211_hw *hw)
119 {
120 struct ieee80211_local *local = hw_to_local(hw);
121
122 if (local->rx_led)
123 return local->rx_led_name;
124 return NULL;
125 }
126 EXPORT_SYMBOL(__ieee80211_get_rx_led_name);