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path: root/drivers/net/wireless/ath/ath9k/gpio.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/gpio.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/gpio.c69
1 files changed, 38 insertions, 31 deletions
diff --git a/drivers/net/wireless/ath/ath9k/gpio.c b/drivers/net/wireless/ath/ath9k/gpio.c
index 2847067..490f74d 100644
--- a/drivers/net/wireless/ath/ath9k/gpio.c
+++ b/drivers/net/wireless/ath/ath9k/gpio.c
@@ -21,6 +21,33 @@
/********************************/
#ifdef CONFIG_MAC80211_LEDS
+
+void ath_fill_led_pin(struct ath_softc *sc)
+{
+ struct ath_hw *ah = sc->sc_ah;
+
+ /* Set default led pin if invalid */
+ if (ah->led_pin < 0) {
+ if (AR_SREV_9287(ah))
+ ah->led_pin = ATH_LED_PIN_9287;
+ else if (AR_SREV_9485(ah))
+ ah->led_pin = ATH_LED_PIN_9485;
+ else if (AR_SREV_9300(ah))
+ ah->led_pin = ATH_LED_PIN_9300;
+ else if (AR_SREV_9462(ah) || AR_SREV_9565(ah))
+ ah->led_pin = ATH_LED_PIN_9462;
+ else
+ ah->led_pin = ATH_LED_PIN_DEF;
+ }
+
+ /* Configure gpio for output */
+ ath9k_hw_gpio_request_out(ah, ah->led_pin, "ath9k-led",
+ AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
+
+ /* LED off, active low */
+ ath9k_hw_set_gpio(ah, ah->led_pin, ah->config.led_active_high ? 0 : 1);
+}
+
static void ath_led_brightness(struct led_classdev *led_cdev,
enum led_brightness brightness)
{
@@ -40,6 +67,8 @@ void ath_deinit_leds(struct ath_softc *sc)
ath_led_brightness(&sc->led_cdev, LED_OFF);
led_classdev_unregister(&sc->led_cdev);
+
+ ath9k_hw_gpio_free(sc->sc_ah, sc->sc_ah->led_pin);
}
void ath_init_leds(struct ath_softc *sc)
@@ -49,6 +78,8 @@ void ath_init_leds(struct ath_softc *sc)
if (AR_SREV_9100(sc->sc_ah))
return;
+ ath_fill_led_pin(sc);
+
if (!ath9k_led_blink)
sc->led_cdev.default_trigger =
ieee80211_get_radio_led_name(sc->hw);
@@ -64,37 +95,6 @@ void ath_init_leds(struct ath_softc *sc)
sc->led_registered = true;
}
-
-void ath_fill_led_pin(struct ath_softc *sc)
-{
- struct ath_hw *ah = sc->sc_ah;
-
- if (AR_SREV_9100(ah))
- return;
-
- if (ah->led_pin >= 0) {
- if (!((1 << ah->led_pin) & AR_GPIO_OE_OUT_MASK))
- ath9k_hw_request_gpio(ah, ah->led_pin, "ath9k-led");
- return;
- }
-
- if (AR_SREV_9287(ah))
- ah->led_pin = ATH_LED_PIN_9287;
- else if (AR_SREV_9485(sc->sc_ah))
- ah->led_pin = ATH_LED_PIN_9485;
- else if (AR_SREV_9300(sc->sc_ah))
- ah->led_pin = ATH_LED_PIN_9300;
- else if (AR_SREV_9462(sc->sc_ah) || AR_SREV_9565(sc->sc_ah))
- ah->led_pin = ATH_LED_PIN_9462;
- else
- ah->led_pin = ATH_LED_PIN_DEF;
-
- /* Configure gpio 1 for output */
- ath9k_hw_cfg_output(ah, ah->led_pin, AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
-
- /* LED off, active low */
- ath9k_hw_set_gpio(ah, ah->led_pin, (ah->config.led_active_high) ? 0 : 1);
-}
#endif
/*******************/
@@ -402,6 +402,13 @@ void ath9k_deinit_btcoex(struct ath_softc *sc)
if (ath9k_hw_mci_is_enabled(ah))
ath_mci_cleanup(sc);
+ else {
+ enum ath_btcoex_scheme scheme = ath9k_hw_get_btcoex_scheme(ah);
+
+ if (scheme == ATH_BTCOEX_CFG_2WIRE ||
+ scheme == ATH_BTCOEX_CFG_3WIRE)
+ ath9k_hw_btcoex_deinit(sc->sc_ah);
+ }
}
int ath9k_init_btcoex(struct ath_softc *sc)