Return-path: Received: from smtp.codeaurora.org ([198.145.29.96]:45355 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754721AbcCBCFZ (ORCPT ); Tue, 1 Mar 2016 21:05:25 -0500 From: miaoqing@codeaurora.org To: linville@tuxdriver.com Cc: linux-wireless@vger.kernel.org, ath9k-devel@qca.qualcomm.com, kvalo@qca.qualcomm.com, Miaoqing Pan Subject: [PATCH v3 4/8] ath9k: cleanup led_pin initial Date: Wed, 2 Mar 2016 10:04:18 +0800 Message-Id: <1456884262-28194-5-git-send-email-miaoqing@codeaurora.org> (sfid-20160302_030531_558989_1F41D490) In-Reply-To: <1456884262-28194-1-git-send-email-miaoqing@codeaurora.org> References: <1456884262-28194-1-git-send-email-miaoqing@codeaurora.org> Sender: linux-wireless-owner@vger.kernel.org List-ID: From: Miaoqing Pan 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 --- 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