diff options
Diffstat (limited to 'net/mac80211/led.c')
-rw-r--r-- | net/mac80211/led.c | 39 |
1 files changed, 34 insertions, 5 deletions
diff --git a/net/mac80211/led.c b/net/mac80211/led.c index 79b1309..4905eb8 100644 --- a/net/mac80211/led.c +++ b/net/mac80211/led.c @@ -216,7 +216,7 @@ static void tpt_trig_timer(unsigned long data) } extern char *__ieee80211_create_tpt_led_trigger( - struct ieee80211_hw *hw, + struct ieee80211_hw *hw, unsigned int flags, const struct ieee80211_tpt_blink *blink_table, unsigned int blink_table_len) { @@ -237,6 +237,7 @@ extern char *__ieee80211_create_tpt_led_trigger( tpt_trig->blink_table = blink_table; tpt_trig->blink_table_len = blink_table_len; + tpt_trig->want = flags; setup_timer(&tpt_trig->timer, tpt_trig_timer, (unsigned long)local); @@ -246,11 +247,11 @@ extern char *__ieee80211_create_tpt_led_trigger( } EXPORT_SYMBOL(__ieee80211_create_tpt_led_trigger); -void ieee80211_start_tpt_led_trig(struct ieee80211_local *local) +static void ieee80211_start_tpt_led_trig(struct ieee80211_local *local) { struct tpt_led_trigger *tpt_trig = local->tpt_led_trigger; - if (!tpt_trig) + if (tpt_trig->running) return; /* reset traffic */ @@ -261,12 +262,12 @@ void ieee80211_start_tpt_led_trig(struct ieee80211_local *local) mod_timer(&tpt_trig->timer, round_jiffies(jiffies + HZ)); } -void ieee80211_stop_tpt_led_trig(struct ieee80211_local *local) +static void ieee80211_stop_tpt_led_trig(struct ieee80211_local *local) { struct tpt_led_trigger *tpt_trig = local->tpt_led_trigger; struct led_classdev *led_cdev; - if (!tpt_trig) + if (!tpt_trig->running) return; tpt_trig->running = false; @@ -277,3 +278,31 @@ void ieee80211_stop_tpt_led_trig(struct ieee80211_local *local) led_brightness_set(led_cdev, LED_OFF); read_unlock(&tpt_trig->trig.leddev_list_lock); } + +void ieee80211_mod_tpt_led_trig(struct ieee80211_local *local, + unsigned int types_on, unsigned int types_off) +{ + struct tpt_led_trigger *tpt_trig = local->tpt_led_trigger; + bool allowed; + + WARN_ON(types_on & types_off); + + if (!tpt_trig) + return; + + tpt_trig->active &= ~types_off; + tpt_trig->active |= types_on; + + /* + * Regardless of wanted state, we shouldn't blink when + * the radio is disabled -- this can happen due to some + * code ordering issues with __ieee80211_recalc_idle() + * being called before the radio is started. + */ + allowed = tpt_trig->active & IEEE80211_TPT_LEDTRIG_FL_RADIO; + + if (!allowed || !(tpt_trig->active & tpt_trig->want)) + ieee80211_stop_tpt_led_trig(local); + else + ieee80211_start_tpt_led_trig(local); +} |