92 lines
2.3 KiB
C
92 lines
2.3 KiB
C
/*
|
|
* Copyright 2006, Johannes Berg <johannes@sipsolutions.net>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*/
|
|
|
|
/* just for IFNAMSIZ */
|
|
#include <linux/if.h>
|
|
#include "ieee80211_led.h"
|
|
|
|
void ieee80211_led_rx(struct ieee80211_local *local)
|
|
{
|
|
if (unlikely(!local->rx_led))
|
|
return;
|
|
if (local->rx_led_counter++ % 2 == 0)
|
|
led_trigger_event(local->rx_led, LED_OFF);
|
|
else
|
|
led_trigger_event(local->rx_led, LED_FULL);
|
|
}
|
|
|
|
/* q is 1 if a packet was enqueued, 0 if it has been transmitted */
|
|
void ieee80211_led_tx(struct ieee80211_local *local, int q)
|
|
{
|
|
if (unlikely(!local->tx_led))
|
|
return;
|
|
/* not sure how this is supposed to work ... */
|
|
local->tx_led_counter += 2*q-1;
|
|
if (local->tx_led_counter % 2 == 0)
|
|
led_trigger_event(local->tx_led, LED_OFF);
|
|
else
|
|
led_trigger_event(local->tx_led, LED_FULL);
|
|
}
|
|
|
|
void ieee80211_led_init(struct ieee80211_local *local)
|
|
{
|
|
local->rx_led = kzalloc(sizeof(struct led_trigger), GFP_KERNEL);
|
|
if (!local->rx_led)
|
|
return;
|
|
snprintf(local->rx_led_name, sizeof(local->rx_led_name),
|
|
"%srx", wiphy_name(local->hw.wiphy));
|
|
local->rx_led->name = local->rx_led_name;
|
|
if (led_trigger_register(local->rx_led)) {
|
|
kfree(local->rx_led);
|
|
local->rx_led = NULL;
|
|
}
|
|
|
|
local->tx_led = kzalloc(sizeof(struct led_trigger), GFP_KERNEL);
|
|
if (!local->tx_led)
|
|
return;
|
|
snprintf(local->tx_led_name, sizeof(local->tx_led_name),
|
|
"%stx", wiphy_name(local->hw.wiphy));
|
|
local->tx_led->name = local->tx_led_name;
|
|
if (led_trigger_register(local->tx_led)) {
|
|
kfree(local->tx_led);
|
|
local->tx_led = NULL;
|
|
}
|
|
}
|
|
|
|
void ieee80211_led_exit(struct ieee80211_local *local)
|
|
{
|
|
if (local->tx_led) {
|
|
led_trigger_unregister(local->tx_led);
|
|
kfree(local->tx_led);
|
|
}
|
|
if (local->rx_led) {
|
|
led_trigger_unregister(local->rx_led);
|
|
kfree(local->rx_led);
|
|
}
|
|
}
|
|
|
|
char *__ieee80211_get_tx_led_name(struct ieee80211_hw *hw)
|
|
{
|
|
struct ieee80211_local *local = hw_to_local(hw);
|
|
|
|
if (local->tx_led)
|
|
return local->tx_led_name;
|
|
return NULL;
|
|
}
|
|
EXPORT_SYMBOL(__ieee80211_get_tx_led_name);
|
|
|
|
char *__ieee80211_get_rx_led_name(struct ieee80211_hw *hw)
|
|
{
|
|
struct ieee80211_local *local = hw_to_local(hw);
|
|
|
|
if (local->rx_led)
|
|
return local->rx_led_name;
|
|
return NULL;
|
|
}
|
|
EXPORT_SYMBOL(__ieee80211_get_rx_led_name);
|