From: Miaoqing Pan <miaoqing@xxxxxxxxxxxxxx>
Make ath_init_leds() and ath_deinit_leds() pairs as the only
API to set leds, also removed direction configuration from
ath9k_start() and ath9k_stop(). So the initial is more clear
now.
Signed-off-by: Miaoqing Pan <miaoqing@xxxxxxxxxxxxxx>
---
drivers/net/wireless/ath/ath9k/ath9k.h | 4 ---
drivers/net/wireless/ath/ath9k/gpio.c | 62 ++++++++++++++++------------------
drivers/net/wireless/ath/ath9k/init.c | 1 -
drivers/net/wireless/ath/ath9k/main.c | 9 ++---
drivers/net/wireless/ath/ath9k/reg.h | 2 --
5 files changed, 31 insertions(+), 47 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h
index 5294595..93b3793 100644
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
@@ -813,7 +813,6 @@ static inline int ath9k_dump_btcoex(struct ath_softc *sc, u8 *buf, u32 size)
#ifdef CONFIG_MAC80211_LEDS
void ath_init_leds(struct ath_softc *sc);
void ath_deinit_leds(struct ath_softc *sc);
-void ath_fill_led_pin(struct ath_softc *sc);
#else
static inline void ath_init_leds(struct ath_softc *sc)
{
@@ -822,9 +821,6 @@ static inline void ath_init_leds(struct ath_softc *sc)
static inline void ath_deinit_leds(struct ath_softc *sc)
{
}
-static inline void ath_fill_led_pin(struct ath_softc *sc)
-{
-}
#endif
/************************/
diff --git a/drivers/net/wireless/ath/ath9k/gpio.c b/drivers/net/wireless/ath/ath9k/gpio.c
index 4964bb3..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)
{
@@ -51,6 +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);
@@ -66,39 +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_gpio_request_out(ah, ah->led_pin, "ath9k-led",
- AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
- 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_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);
-}
#endif
/*******************/
diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c
index 2e2b92b..95c12fd 100644
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -660,7 +660,6 @@ static int ath9k_init_softc(u16 devid, struct ath_softc *sc,
ath9k_cmn_init_crypto(sc->sc_ah);
ath9k_init_misc(sc);
- ath_fill_led_pin(sc);
ath_chanctx_init(sc);
ath9k_offchannel_init(sc);
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 95d0a53..f469a7c 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -718,12 +718,9 @@ static int ath9k_start(struct ieee80211_hw *hw)
if (!ath_complete_reset(sc, false))
ah->reset_power_on = false;
- if (ah->led_pin >= 0) {
+ if (ah->led_pin >= 0)
ath9k_hw_set_gpio(ah, ah->led_pin,
(ah->config.led_active_high) ? 1 : 0);
- ath9k_hw_gpio_request_out(ah, ah->led_pin, NULL,
- AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
- }
/*
* Reset key cache to sane defaults (all entries cleared) instead of
@@ -867,11 +864,9 @@ static void ath9k_stop(struct ieee80211_hw *hw)
spin_lock_bh(&sc->sc_pcu_lock);
- if (ah->led_pin >= 0) {
+ if (ah->led_pin >= 0)
ath9k_hw_set_gpio(ah, ah->led_pin,
(ah->config.led_active_high) ? 0 : 1);
- ath9k_hw_gpio_request_in(ah, ah->led_pin, NULL);
- }
ath_prepare_reset(sc);
diff --git a/drivers/net/wireless/ath/ath9k/reg.h b/drivers/net/wireless/ath/ath9k/reg.h
index 8903f70..f82a4ad 100644
--- a/drivers/net/wireless/ath/ath9k/reg.h
+++ b/drivers/net/wireless/ath/ath9k/reg.h
@@ -1166,8 +1166,6 @@ enum {
#define AR_GPIO_OE_OUT (AR_SREV_9340(ah) ? 0x4030 : \
(AR_SREV_9300_20_OR_LATER(ah) ? 0x4050 : 0x404c))
-#define AR_GPIO_OE_OUT_MASK (AR_SREV_9550_OR_LATER(ah) ? \
- 0x0000000F : 0xFFFFFFFF)
#define AR_GPIO_OE_OUT_DRV 0x3
#define AR_GPIO_OE_OUT_DRV_NO 0x0
#define AR_GPIO_OE_OUT_DRV_LOW 0x1
--
1.9.1
--
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