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path: root/drivers/net/wireless/ath9k/main.c
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Diffstat (limited to 'drivers/net/wireless/ath9k/main.c')
-rw-r--r--drivers/net/wireless/ath9k/main.c102
1 files changed, 72 insertions, 30 deletions
diff --git a/drivers/net/wireless/ath9k/main.c b/drivers/net/wireless/ath9k/main.c
index d8e826659c15..1c0f893e1c0a 100644
--- a/drivers/net/wireless/ath9k/main.c
+++ b/drivers/net/wireless/ath9k/main.c
@@ -935,6 +935,32 @@ static void ath9k_bss_assoc_info(struct ath_softc *sc,
/* LED functions */
/********************************/
+static void ath_led_blink_work(struct work_struct *work)
+{
+ struct ath_softc *sc = container_of(work, struct ath_softc,
+ ath_led_blink_work.work);
+
+ if (!(sc->sc_flags & SC_OP_LED_ASSOCIATED))
+ return;
+ ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN,
+ (sc->sc_flags & SC_OP_LED_ON) ? 1 : 0);
+
+ queue_delayed_work(sc->hw->workqueue, &sc->ath_led_blink_work,
+ (sc->sc_flags & SC_OP_LED_ON) ?
+ msecs_to_jiffies(sc->led_off_duration) :
+ msecs_to_jiffies(sc->led_on_duration));
+
+ sc->led_on_duration =
+ max((ATH_LED_ON_DURATION_IDLE - sc->led_on_cnt), 25);
+ sc->led_off_duration =
+ max((ATH_LED_OFF_DURATION_IDLE - sc->led_off_cnt), 10);
+ sc->led_on_cnt = sc->led_off_cnt = 0;
+ if (sc->sc_flags & SC_OP_LED_ON)
+ sc->sc_flags &= ~SC_OP_LED_ON;
+ else
+ sc->sc_flags |= SC_OP_LED_ON;
+}
+
static void ath_led_brightness(struct led_classdev *led_cdev,
enum led_brightness brightness)
{
@@ -944,16 +970,27 @@ static void ath_led_brightness(struct led_classdev *led_cdev,
switch (brightness) {
case LED_OFF:
if (led->led_type == ATH_LED_ASSOC ||
- led->led_type == ATH_LED_RADIO)
+ led->led_type == ATH_LED_RADIO) {
+ ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN,
+ (led->led_type == ATH_LED_RADIO));
sc->sc_flags &= ~SC_OP_LED_ASSOCIATED;
- ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN,
- (led->led_type == ATH_LED_RADIO) ? 1 :
- !!(sc->sc_flags & SC_OP_LED_ASSOCIATED));
+ if (led->led_type == ATH_LED_RADIO)
+ sc->sc_flags &= ~SC_OP_LED_ON;
+ } else {
+ sc->led_off_cnt++;
+ }
break;
case LED_FULL:
- if (led->led_type == ATH_LED_ASSOC)
+ if (led->led_type == ATH_LED_ASSOC) {
sc->sc_flags |= SC_OP_LED_ASSOCIATED;
- ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN, 0);
+ queue_delayed_work(sc->hw->workqueue,
+ &sc->ath_led_blink_work, 0);
+ } else if (led->led_type == ATH_LED_RADIO) {
+ ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN, 0);
+ sc->sc_flags |= SC_OP_LED_ON;
+ } else {
+ sc->led_on_cnt++;
+ }
break;
default:
break;
@@ -989,6 +1026,7 @@ static void ath_unregister_led(struct ath_led *led)
static void ath_deinit_leds(struct ath_softc *sc)
{
+ cancel_delayed_work_sync(&sc->ath_led_blink_work);
ath_unregister_led(&sc->assoc_led);
sc->sc_flags &= ~SC_OP_LED_ASSOCIATED;
ath_unregister_led(&sc->tx_led);
@@ -1008,9 +1046,11 @@ static void ath_init_leds(struct ath_softc *sc)
/* LED off, active low */
ath9k_hw_set_gpio(sc->sc_ah, ATH_LED_PIN, 1);
+ INIT_DELAYED_WORK(&sc->ath_led_blink_work, ath_led_blink_work);
+
trigger = ieee80211_get_radio_led_name(sc->hw);
snprintf(sc->radio_led.name, sizeof(sc->radio_led.name),
- "ath9k-%s:radio", wiphy_name(sc->hw->wiphy));
+ "ath9k-%s::radio", wiphy_name(sc->hw->wiphy));
ret = ath_register_led(sc, &sc->radio_led, trigger);
sc->radio_led.led_type = ATH_LED_RADIO;
if (ret)
@@ -1018,7 +1058,7 @@ static void ath_init_leds(struct ath_softc *sc)
trigger = ieee80211_get_assoc_led_name(sc->hw);
snprintf(sc->assoc_led.name, sizeof(sc->assoc_led.name),
- "ath9k-%s:assoc", wiphy_name(sc->hw->wiphy));
+ "ath9k-%s::assoc", wiphy_name(sc->hw->wiphy));
ret = ath_register_led(sc, &sc->assoc_led, trigger);
sc->assoc_led.led_type = ATH_LED_ASSOC;
if (ret)
@@ -1026,7 +1066,7 @@ static void ath_init_leds(struct ath_softc *sc)
trigger = ieee80211_get_tx_led_name(sc->hw);
snprintf(sc->tx_led.name, sizeof(sc->tx_led.name),
- "ath9k-%s:tx", wiphy_name(sc->hw->wiphy));
+ "ath9k-%s::tx", wiphy_name(sc->hw->wiphy));
ret = ath_register_led(sc, &sc->tx_led, trigger);
sc->tx_led.led_type = ATH_LED_TX;
if (ret)
@@ -1034,7 +1074,7 @@ static void ath_init_leds(struct ath_softc *sc)
trigger = ieee80211_get_rx_led_name(sc->hw);
snprintf(sc->rx_led.name, sizeof(sc->rx_led.name),
- "ath9k-%s:rx", wiphy_name(sc->hw->wiphy));
+ "ath9k-%s::rx", wiphy_name(sc->hw->wiphy));
ret = ath_register_led(sc, &sc->rx_led, trigger);
sc->rx_led.led_type = ATH_LED_RX;
if (ret)
@@ -1217,7 +1257,7 @@ static int ath_init_sw_rfkill(struct ath_softc *sc)
}
snprintf(sc->rf_kill.rfkill_name, sizeof(sc->rf_kill.rfkill_name),
- "ath9k-%s:rfkill", wiphy_name(sc->hw->wiphy));
+ "ath9k-%s::rfkill", wiphy_name(sc->hw->wiphy));
sc->rf_kill.rfkill->name = sc->rf_kill.rfkill_name;
sc->rf_kill.rfkill->data = sc;
sc->rf_kill.rfkill->toggle_radio = ath_sw_toggle_radio;
@@ -1957,25 +1997,6 @@ static int ath9k_start(struct ieee80211_hw *hw)
if (sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_HT)
sc->sc_imask |= ATH9K_INT_CST;
- /*
- * Enable MIB interrupts when there are hardware phy counters.
- * Note we only do this (at the moment) for station mode.
- */
- if (ath9k_hw_phycounters(sc->sc_ah) &&
- ((sc->sc_ah->ah_opmode == NL80211_IFTYPE_STATION) ||
- (sc->sc_ah->ah_opmode == NL80211_IFTYPE_ADHOC)))
- sc->sc_imask |= ATH9K_INT_MIB;
- /*
- * Some hardware processes the TIM IE and fires an
- * interrupt when the TIM bit is set. For hardware
- * that does, if not overridden by configuration,
- * enable the TIM interrupt when operating as station.
- */
- if ((sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_ENHANCEDPM) &&
- (sc->sc_ah->ah_opmode == NL80211_IFTYPE_STATION) &&
- !sc->sc_config.swBeaconProcess)
- sc->sc_imask |= ATH9K_INT_TIM;
-
ath_cache_conf_rate(sc, &hw->conf);
sc->sc_flags &= ~SC_OP_INVALID;
@@ -2124,6 +2145,27 @@ static int ath9k_add_interface(struct ieee80211_hw *hw,
/* Set the device opmode */
sc->sc_ah->ah_opmode = ic_opmode;
+ /*
+ * Enable MIB interrupts when there are hardware phy counters.
+ * Note we only do this (at the moment) for station mode.
+ */
+ if (ath9k_hw_phycounters(sc->sc_ah) &&
+ ((conf->type == NL80211_IFTYPE_STATION) ||
+ (conf->type == NL80211_IFTYPE_ADHOC)))
+ sc->sc_imask |= ATH9K_INT_MIB;
+ /*
+ * Some hardware processes the TIM IE and fires an
+ * interrupt when the TIM bit is set. For hardware
+ * that does, if not overridden by configuration,
+ * enable the TIM interrupt when operating as station.
+ */
+ if ((sc->sc_ah->ah_caps.hw_caps & ATH9K_HW_CAP_ENHANCEDPM) &&
+ (conf->type == NL80211_IFTYPE_STATION) &&
+ !sc->sc_config.swBeaconProcess)
+ sc->sc_imask |= ATH9K_INT_TIM;
+
+ ath9k_hw_set_interrupts(sc->sc_ah, sc->sc_imask);
+
if (conf->type == NL80211_IFTYPE_AP) {
/* TODO: is this a suitable place to start ANI for AP mode? */
/* Start ANI */