xref: /openbmc/linux/net/mac80211/led.h (revision e40573a4)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Copyright 2006, Johannes Berg <johannes@sipsolutions.net>
4  */
5 
6 #include <linux/list.h>
7 #include <linux/spinlock.h>
8 #include <linux/leds.h>
9 #include "ieee80211_i.h"
10 
11 #define MAC80211_BLINK_DELAY 50 /* ms */
12 
13 static inline void ieee80211_led_rx(struct ieee80211_local *local)
14 {
15 #ifdef CONFIG_MAC80211_LEDS
16 	unsigned long led_delay = MAC80211_BLINK_DELAY;
17 
18 	if (!atomic_read(&local->rx_led_active))
19 		return;
20 	led_trigger_blink_oneshot(&local->rx_led, &led_delay, &led_delay, 0);
21 #endif
22 }
23 
24 static inline void ieee80211_led_tx(struct ieee80211_local *local)
25 {
26 #ifdef CONFIG_MAC80211_LEDS
27 	unsigned long led_delay = MAC80211_BLINK_DELAY;
28 
29 	if (!atomic_read(&local->tx_led_active))
30 		return;
31 	led_trigger_blink_oneshot(&local->tx_led, &led_delay, &led_delay, 0);
32 #endif
33 }
34 
35 #ifdef CONFIG_MAC80211_LEDS
36 void ieee80211_led_assoc(struct ieee80211_local *local,
37 			 bool associated);
38 void ieee80211_led_radio(struct ieee80211_local *local,
39 			 bool enabled);
40 void ieee80211_alloc_led_names(struct ieee80211_local *local);
41 void ieee80211_free_led_names(struct ieee80211_local *local);
42 void ieee80211_led_init(struct ieee80211_local *local);
43 void ieee80211_led_exit(struct ieee80211_local *local);
44 void ieee80211_mod_tpt_led_trig(struct ieee80211_local *local,
45 				unsigned int types_on, unsigned int types_off);
46 #else
47 static inline void ieee80211_led_assoc(struct ieee80211_local *local,
48 				       bool associated)
49 {
50 }
51 static inline void ieee80211_led_radio(struct ieee80211_local *local,
52 				       bool enabled)
53 {
54 }
55 static inline void ieee80211_alloc_led_names(struct ieee80211_local *local)
56 {
57 }
58 static inline void ieee80211_free_led_names(struct ieee80211_local *local)
59 {
60 }
61 static inline void ieee80211_led_init(struct ieee80211_local *local)
62 {
63 }
64 static inline void ieee80211_led_exit(struct ieee80211_local *local)
65 {
66 }
67 static inline void ieee80211_mod_tpt_led_trig(struct ieee80211_local *local,
68 					      unsigned int types_on,
69 					      unsigned int types_off)
70 {
71 }
72 #endif
73 
74 static inline void
75 ieee80211_tpt_led_trig_tx(struct ieee80211_local *local, int bytes)
76 {
77 #ifdef CONFIG_MAC80211_LEDS
78 	if (atomic_read(&local->tpt_led_active))
79 		local->tpt_led_trigger->tx_bytes += bytes;
80 #endif
81 }
82 
83 static inline void
84 ieee80211_tpt_led_trig_rx(struct ieee80211_local *local, int bytes)
85 {
86 #ifdef CONFIG_MAC80211_LEDS
87 	if (atomic_read(&local->tpt_led_active))
88 		local->tpt_led_trigger->rx_bytes += bytes;
89 #endif
90 }
91