net/mac80211/led.h

   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 #include <linux/list.h>
  10 #include <linux/spinlock.h>
  11 #include <linux/leds.h>
  12 #include "ieee80211_i.h"
  13
  14 #define MAC80211_BLINK_DELAY 50 /* ms */
  15
  16 static inline void ieee80211_led_rx(struct ieee80211_local *local)
  17 {
  18 #ifdef CONFIG_MAC80211_LEDS
  19         unsigned long led_delay = MAC80211_BLINK_DELAY;
  20
  21         if (!atomic_read(&local->rx_led_active))
  22                 return;
  23         led_trigger_blink_oneshot(&local->rx_led, &led_delay, &led_delay, 0);
  24 #endif
  25 }
  26
  27 static inline void ieee80211_led_tx(struct ieee80211_local *local)
  28 {
  29 #ifdef CONFIG_MAC80211_LEDS
  30         unsigned long led_delay = MAC80211_BLINK_DELAY;
  31
  32         if (!atomic_read(&local->tx_led_active))
  33                 return;
  34         led_trigger_blink_oneshot(&local->tx_led, &led_delay, &led_delay, 0);
  35 #endif
  36 }
  37
  38 #ifdef CONFIG_MAC80211_LEDS
  39 void ieee80211_led_assoc(struct ieee80211_local *local,
  40                          bool associated);
  41 void ieee80211_led_radio(struct ieee80211_local *local,
  42                          bool enabled);
  43 void ieee80211_alloc_led_names(struct ieee80211_local *local);
  44 void ieee80211_free_led_names(struct ieee80211_local *local);
  45 void ieee80211_led_init(struct ieee80211_local *local);
  46 void ieee80211_led_exit(struct ieee80211_local *local);
  47 void ieee80211_mod_tpt_led_trig(struct ieee80211_local *local,
  48                                 unsigned int types_on, unsigned int types_off);
  49 #else
  50 static inline void ieee80211_led_assoc(struct ieee80211_local *local,
  51                                        bool associated)
  52 {
  53 }
  54 static inline void ieee80211_led_radio(struct ieee80211_local *local,
  55                                        bool enabled)
  56 {
  57 }
  58 static inline void ieee80211_alloc_led_names(struct ieee80211_local *local)
  59 {
  60 }
  61 static inline void ieee80211_free_led_names(struct ieee80211_local *local)
  62 {
  63 }
  64 static inline void ieee80211_led_init(struct ieee80211_local *local)
  65 {
  66 }
  67 static inline void ieee80211_led_exit(struct ieee80211_local *local)
  68 {
  69 }
  70 static inline void ieee80211_mod_tpt_led_trig(struct ieee80211_local *local,
  71                                               unsigned int types_on,
  72                                               unsigned int types_off)
  73 {
  74 }
  75 #endif
  76
  77 static inline void
  78 ieee80211_tpt_led_trig_tx(struct ieee80211_local *local, __le16 fc, int bytes)
  79 {
  80 #ifdef CONFIG_MAC80211_LEDS
  81         if (ieee80211_is_data(fc) && atomic_read(&local->tpt_led_active))
  82                 local->tpt_led_trigger->tx_bytes += bytes;
  83 #endif
  84 }
  85
  86 static inline void
  87 ieee80211_tpt_led_trig_rx(struct ieee80211_local *local, __le16 fc, int bytes)
  88 {
  89 #ifdef CONFIG_MAC80211_LEDS
  90         if (ieee80211_is_data(fc) && atomic_read(&local->tpt_led_active))
  91                 local->tpt_led_trigger->rx_bytes += bytes;
  92 #endif
  93 }