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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> | |
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 | ||
47f0c502 MB |
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 | ||
f0706e82 JB |
46 | void ieee80211_led_init(struct ieee80211_local *local) |
47 | { | |
48 | local->rx_led = kzalloc(sizeof(struct led_trigger), GFP_KERNEL); | |
47f0c502 MB |
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 | } | |
f0706e82 JB |
57 | } |
58 | ||
59 | local->tx_led = kzalloc(sizeof(struct led_trigger), GFP_KERNEL); | |
47f0c502 MB |
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 | } | |
f0706e82 JB |
79 | } |
80 | } | |
81 | ||
82 | void ieee80211_led_exit(struct ieee80211_local *local) | |
83 | { | |
47f0c502 MB |
84 | if (local->assoc_led) { |
85 | led_trigger_unregister(local->assoc_led); | |
86 | kfree(local->assoc_led); | |
87 | } | |
f0706e82 JB |
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 | ||
47f0c502 MB |
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 | ||
f0706e82 JB |
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); |