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f0706e82 JB |
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> | |
5a0e3ad6 | 11 | #include <linux/slab.h> |
2c8dccc7 | 12 | #include "led.h" |
f0706e82 JB |
13 | |
14 | void ieee80211_led_rx(struct ieee80211_local *local) | |
15 | { | |
16 | if (unlikely(!local->rx_led)) | |
17 | return; | |
18 | if (local->rx_led_counter++ % 2 == 0) | |
19 | led_trigger_event(local->rx_led, LED_OFF); | |
20 | else | |
21 | led_trigger_event(local->rx_led, LED_FULL); | |
22 | } | |
23 | ||
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) | |
26 | { | |
27 | if (unlikely(!local->tx_led)) | |
28 | return; | |
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); | |
33 | else | |
34 | led_trigger_event(local->tx_led, LED_FULL); | |
35 | } | |
36 | ||
47f0c502 MB |
37 | void ieee80211_led_assoc(struct ieee80211_local *local, bool associated) |
38 | { | |
39 | if (unlikely(!local->assoc_led)) | |
40 | return; | |
41 | if (associated) | |
42 | led_trigger_event(local->assoc_led, LED_FULL); | |
43 | else | |
44 | led_trigger_event(local->assoc_led, LED_OFF); | |
45 | } | |
46 | ||
cdcb006f ID |
47 | void ieee80211_led_radio(struct ieee80211_local *local, bool enabled) |
48 | { | |
49 | if (unlikely(!local->radio_led)) | |
50 | return; | |
51 | if (enabled) | |
52 | led_trigger_event(local->radio_led, LED_FULL); | |
53 | else | |
54 | led_trigger_event(local->radio_led, LED_OFF); | |
55 | } | |
56 | ||
f0706e82 JB |
57 | void ieee80211_led_init(struct ieee80211_local *local) |
58 | { | |
59 | local->rx_led = kzalloc(sizeof(struct led_trigger), GFP_KERNEL); | |
47f0c502 MB |
60 | if (local->rx_led) { |
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)) { | |
65 | kfree(local->rx_led); | |
66 | local->rx_led = NULL; | |
67 | } | |
f0706e82 JB |
68 | } |
69 | ||
70 | local->tx_led = kzalloc(sizeof(struct led_trigger), GFP_KERNEL); | |
47f0c502 MB |
71 | if (local->tx_led) { |
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)) { | |
76 | kfree(local->tx_led); | |
77 | local->tx_led = NULL; | |
78 | } | |
79 | } | |
80 | ||
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; | |
89 | } | |
f0706e82 | 90 | } |
cdcb006f ID |
91 | |
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; | |
100 | } | |
101 | } | |
f0706e82 JB |
102 | } |
103 | ||
104 | void ieee80211_led_exit(struct ieee80211_local *local) | |
105 | { | |
cdcb006f ID |
106 | if (local->radio_led) { |
107 | led_trigger_unregister(local->radio_led); | |
108 | kfree(local->radio_led); | |
109 | } | |
47f0c502 MB |
110 | if (local->assoc_led) { |
111 | led_trigger_unregister(local->assoc_led); | |
112 | kfree(local->assoc_led); | |
113 | } | |
f0706e82 JB |
114 | if (local->tx_led) { |
115 | led_trigger_unregister(local->tx_led); | |
116 | kfree(local->tx_led); | |
117 | } | |
118 | if (local->rx_led) { | |
119 | led_trigger_unregister(local->rx_led); | |
120 | kfree(local->rx_led); | |
121 | } | |
122 | } | |
123 | ||
cdcb006f ID |
124 | char *__ieee80211_get_radio_led_name(struct ieee80211_hw *hw) |
125 | { | |
126 | struct ieee80211_local *local = hw_to_local(hw); | |
127 | ||
128 | if (local->radio_led) | |
129 | return local->radio_led_name; | |
130 | return NULL; | |
131 | } | |
132 | EXPORT_SYMBOL(__ieee80211_get_radio_led_name); | |
133 | ||
47f0c502 MB |
134 | char *__ieee80211_get_assoc_led_name(struct ieee80211_hw *hw) |
135 | { | |
136 | struct ieee80211_local *local = hw_to_local(hw); | |
137 | ||
138 | if (local->assoc_led) | |
139 | return local->assoc_led_name; | |
140 | return NULL; | |
141 | } | |
142 | EXPORT_SYMBOL(__ieee80211_get_assoc_led_name); | |
143 | ||
f0706e82 JB |
144 | char *__ieee80211_get_tx_led_name(struct ieee80211_hw *hw) |
145 | { | |
146 | struct ieee80211_local *local = hw_to_local(hw); | |
147 | ||
148 | if (local->tx_led) | |
149 | return local->tx_led_name; | |
150 | return NULL; | |
151 | } | |
152 | EXPORT_SYMBOL(__ieee80211_get_tx_led_name); | |
153 | ||
154 | char *__ieee80211_get_rx_led_name(struct ieee80211_hw *hw) | |
155 | { | |
156 | struct ieee80211_local *local = hw_to_local(hw); | |
157 | ||
158 | if (local->rx_led) | |
159 | return local->rx_led_name; | |
160 | return NULL; | |
161 | } | |
162 | EXPORT_SYMBOL(__ieee80211_get_rx_led_name); |