diff options
Diffstat (limited to 'drivers/net/wireless/ath')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/htc.h | 5 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/htc_drv_gpio.c | 327 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/htc_drv_main.c | 313 |
3 files changed, 333 insertions, 312 deletions
diff --git a/drivers/net/wireless/ath/ath9k/htc.h b/drivers/net/wireless/ath/ath9k/htc.h index 34456a85ab7..a099b3e87ed 100644 --- a/drivers/net/wireless/ath/ath9k/htc.h +++ b/drivers/net/wireless/ath/ath9k/htc.h @@ -459,8 +459,13 @@ void ath9k_htc_ps_restore(struct ath9k_htc_priv *priv); void ath9k_ps_work(struct work_struct *work); bool ath9k_htc_setpower(struct ath9k_htc_priv *priv, enum ath9k_power_mode mode); +void ath_update_txpow(struct ath9k_htc_priv *priv); void ath9k_start_rfkill_poll(struct ath9k_htc_priv *priv); +void ath9k_htc_rfkill_poll_state(struct ieee80211_hw *hw); +void ath9k_htc_radio_enable(struct ieee80211_hw *hw); +void ath9k_htc_radio_disable(struct ieee80211_hw *hw); +void ath9k_led_stop_brightness(struct ath9k_htc_priv *priv); void ath9k_init_leds(struct ath9k_htc_priv *priv); void ath9k_deinit_leds(struct ath9k_htc_priv *priv); diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_gpio.c b/drivers/net/wireless/ath/ath9k/htc_drv_gpio.c index 283ff97ed44..fe70f67aa08 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_gpio.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_gpio.c @@ -1,3 +1,19 @@ +/* + * Copyright (c) 2010 Atheros Communications Inc. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + #include "htc.h" /******************/ @@ -131,3 +147,314 @@ void ath_htc_cancel_btcoex_work(struct ath9k_htc_priv *priv) cancel_delayed_work_sync(&priv->coex_period_work); cancel_delayed_work_sync(&priv->duty_cycle_work); } + +/*******/ +/* LED */ +/*******/ + +static void ath9k_led_blink_work(struct work_struct *work) +{ + struct ath9k_htc_priv *priv = container_of(work, struct ath9k_htc_priv, + ath9k_led_blink_work.work); + + if (!(priv->op_flags & OP_LED_ASSOCIATED)) + return; + + if ((priv->led_on_duration == ATH_LED_ON_DURATION_IDLE) || + (priv->led_off_duration == ATH_LED_OFF_DURATION_IDLE)) + ath9k_hw_set_gpio(priv->ah, priv->ah->led_pin, 0); + else + ath9k_hw_set_gpio(priv->ah, priv->ah->led_pin, + (priv->op_flags & OP_LED_ON) ? 1 : 0); + + ieee80211_queue_delayed_work(priv->hw, + &priv->ath9k_led_blink_work, + (priv->op_flags & OP_LED_ON) ? + msecs_to_jiffies(priv->led_off_duration) : + msecs_to_jiffies(priv->led_on_duration)); + + priv->led_on_duration = priv->led_on_cnt ? + max((ATH_LED_ON_DURATION_IDLE - priv->led_on_cnt), 25) : + ATH_LED_ON_DURATION_IDLE; + priv->led_off_duration = priv->led_off_cnt ? + max((ATH_LED_OFF_DURATION_IDLE - priv->led_off_cnt), 10) : + ATH_LED_OFF_DURATION_IDLE; + priv->led_on_cnt = priv->led_off_cnt = 0; + + if (priv->op_flags & OP_LED_ON) + priv->op_flags &= ~OP_LED_ON; + else + priv->op_flags |= OP_LED_ON; +} + +static void ath9k_led_brightness_work(struct work_struct *work) +{ + struct ath_led *led = container_of(work, struct ath_led, + brightness_work.work); + struct ath9k_htc_priv *priv = led->priv; + + switch (led->brightness) { + case LED_OFF: + if (led->led_type == ATH_LED_ASSOC || + led->led_type == ATH_LED_RADIO) { + ath9k_hw_set_gpio(priv->ah, priv->ah->led_pin, + (led->led_type == ATH_LED_RADIO)); + priv->op_flags &= ~OP_LED_ASSOCIATED; + if (led->led_type == ATH_LED_RADIO) + priv->op_flags &= ~OP_LED_ON; + } else { + priv->led_off_cnt++; + } + break; + case LED_FULL: + if (led->led_type == ATH_LED_ASSOC) { + priv->op_flags |= OP_LED_ASSOCIATED; + ieee80211_queue_delayed_work(priv->hw, + &priv->ath9k_led_blink_work, 0); + } else if (led->led_type == ATH_LED_RADIO) { + ath9k_hw_set_gpio(priv->ah, priv->ah->led_pin, 0); + priv->op_flags |= OP_LED_ON; + } else { + priv->led_on_cnt++; + } + break; + default: + break; + } +} + +static void ath9k_led_brightness(struct led_classdev *led_cdev, + enum led_brightness brightness) +{ + struct ath_led *led = container_of(led_cdev, struct ath_led, led_cdev); + struct ath9k_htc_priv *priv = led->priv; + + led->brightness = brightness; + if (!(priv->op_flags & OP_LED_DEINIT)) + ieee80211_queue_delayed_work(priv->hw, + &led->brightness_work, 0); +} + +void ath9k_led_stop_brightness(struct ath9k_htc_priv *priv) +{ + cancel_delayed_work_sync(&priv->radio_led.brightness_work); + cancel_delayed_work_sync(&priv->assoc_led.brightness_work); + cancel_delayed_work_sync(&priv->tx_led.brightness_work); + cancel_delayed_work_sync(&priv->rx_led.brightness_work); +} + +static int ath9k_register_led(struct ath9k_htc_priv *priv, struct ath_led *led, + char *trigger) +{ + int ret; + + led->priv = priv; + led->led_cdev.name = led->name; + led->led_cdev.default_trigger = trigger; + led->led_cdev.brightness_set = ath9k_led_brightness; + + ret = led_classdev_register(wiphy_dev(priv->hw->wiphy), &led->led_cdev); + if (ret) + ath_err(ath9k_hw_common(priv->ah), + "Failed to register led:%s", led->name); + else + led->registered = 1; + + INIT_DELAYED_WORK(&led->brightness_work, ath9k_led_brightness_work); + + return ret; +} + +static void ath9k_unregister_led(struct ath_led *led) +{ + if (led->registered) { + led_classdev_unregister(&led->led_cdev); + led->registered = 0; + } +} + +void ath9k_deinit_leds(struct ath9k_htc_priv *priv) +{ + priv->op_flags |= OP_LED_DEINIT; + ath9k_unregister_led(&priv->assoc_led); + priv->op_flags &= ~OP_LED_ASSOCIATED; + ath9k_unregister_led(&priv->tx_led); + ath9k_unregister_led(&priv->rx_led); + ath9k_unregister_led(&priv->radio_led); +} + +void ath9k_init_leds(struct ath9k_htc_priv *priv) +{ + char *trigger; + int ret; + + if (AR_SREV_9287(priv->ah)) + priv->ah->led_pin = ATH_LED_PIN_9287; + else if (AR_SREV_9271(priv->ah)) + priv->ah->led_pin = ATH_LED_PIN_9271; + else if (AR_DEVID_7010(priv->ah)) + priv->ah->led_pin = ATH_LED_PIN_7010; + else + priv->ah->led_pin = ATH_LED_PIN_DEF; + + /* Configure gpio 1 for output */ + ath9k_hw_cfg_output(priv->ah, priv->ah->led_pin, + AR_GPIO_OUTPUT_MUX_AS_OUTPUT); + /* LED off, active low */ + ath9k_hw_set_gpio(priv->ah, priv->ah->led_pin, 1); + + INIT_DELAYED_WORK(&priv->ath9k_led_blink_work, ath9k_led_blink_work); + + trigger = ieee80211_get_radio_led_name(priv->hw); + snprintf(priv->radio_led.name, sizeof(priv->radio_led.name), + "ath9k-%s::radio", wiphy_name(priv->hw->wiphy)); + ret = ath9k_register_led(priv, &priv->radio_led, trigger); + priv->radio_led.led_type = ATH_LED_RADIO; + if (ret) + goto fail; + + trigger = ieee80211_get_assoc_led_name(priv->hw); + snprintf(priv->assoc_led.name, sizeof(priv->assoc_led.name), + "ath9k-%s::assoc", wiphy_name(priv->hw->wiphy)); + ret = ath9k_register_led(priv, &priv->assoc_led, trigger); + priv->assoc_led.led_type = ATH_LED_ASSOC; + if (ret) + goto fail; + + trigger = ieee80211_get_tx_led_name(priv->hw); + snprintf(priv->tx_led.name, sizeof(priv->tx_led.name), + "ath9k-%s::tx", wiphy_name(priv->hw->wiphy)); + ret = ath9k_register_led(priv, &priv->tx_led, trigger); + priv->tx_led.led_type = ATH_LED_TX; + if (ret) + goto fail; + + trigger = ieee80211_get_rx_led_name(priv->hw); + snprintf(priv->rx_led.name, sizeof(priv->rx_led.name), + "ath9k-%s::rx", wiphy_name(priv->hw->wiphy)); + ret = ath9k_register_led(priv, &priv->rx_led, trigger); + priv->rx_led.led_type = ATH_LED_RX; + if (ret) + goto fail; + + priv->op_flags &= ~OP_LED_DEINIT; + + return; + +fail: + cancel_delayed_work_sync(&priv->ath9k_led_blink_work); + ath9k_deinit_leds(priv); +} + +/*******************/ +/* Rfkill */ +/*******************/ + +static bool ath_is_rfkill_set(struct ath9k_htc_priv *priv) +{ + return ath9k_hw_gpio_get(priv->ah, priv->ah->rfkill_gpio) == + priv->ah->rfkill_polarity; +} + +void ath9k_htc_rfkill_poll_state(struct ieee80211_hw *hw) +{ + struct ath9k_htc_priv *priv = hw->priv; + bool blocked = !!ath_is_rfkill_set(priv); + + wiphy_rfkill_set_hw_state(hw->wiphy, blocked); +} + +void ath9k_start_rfkill_poll(struct ath9k_htc_priv *priv) +{ + if (priv->ah->caps.hw_caps & ATH9K_HW_CAP_RFSILENT) + wiphy_rfkill_start_polling(priv->hw->wiphy); +} + +void ath9k_htc_radio_enable(struct ieee80211_hw *hw) +{ + struct ath9k_htc_priv *priv = hw->priv; + struct ath_hw *ah = priv->ah; + struct ath_common *common = ath9k_hw_common(ah); + int ret; + u8 cmd_rsp; + + if (!ah->curchan) + ah->curchan = ath9k_cmn_get_curchannel(hw, ah); + + /* Reset the HW */ + ret = ath9k_hw_reset(ah, ah->curchan, ah->caldata, false); + if (ret) { + ath_err(common, + "Unable to reset hardware; reset status %d (freq %u MHz)\n", + ret, ah->curchan->channel); + } + + ath_update_txpow(priv); + + /* Start RX */ + WMI_CMD(WMI_START_RECV_CMDID); + ath9k_host_rx_init(priv); + + /* Start TX */ + htc_start(priv->htc); + spin_lock_bh(&priv->tx_lock); + priv->tx_queues_stop = false; + spin_unlock_bh(&priv->tx_lock); + ieee80211_wake_queues(hw); + + WMI_CMD(WMI_ENABLE_INTR_CMDID); + + /* Enable LED */ + ath9k_hw_cfg_output(ah, ah->led_pin, + AR_GPIO_OUTPUT_MUX_AS_OUTPUT); + ath9k_hw_set_gpio(ah, ah->led_pin, 0); +} + +void ath9k_htc_radio_disable(struct ieee80211_hw *hw) +{ + struct ath9k_htc_priv *priv = hw->priv; + struct ath_hw *ah = priv->ah; + struct ath_common *common = ath9k_hw_common(ah); + int ret; + u8 cmd_rsp; + + ath9k_htc_ps_wakeup(priv); + + /* Disable LED */ + ath9k_hw_set_gpio(ah, ah->led_pin, 1); + ath9k_hw_cfg_gpio_input(ah, ah->led_pin); + + WMI_CMD(WMI_DISABLE_INTR_CMDID); + + /* Stop TX */ + ieee80211_stop_queues(hw); + htc_stop(priv->htc); + WMI_CMD(WMI_DRAIN_TXQ_ALL_CMDID); + skb_queue_purge(&priv->tx_queue); + + /* Stop RX */ + WMI_CMD(WMI_STOP_RECV_CMDID); + + /* + * The MIB counters have to be disabled here, + * since the target doesn't do it. + */ + ath9k_hw_disable_mib_counters(ah); + + if (!ah->curchan) + ah->curchan = ath9k_cmn_get_curchannel(hw, ah); + + /* Reset the HW */ + ret = ath9k_hw_reset(ah, ah->curchan, ah->caldata, false); + if (ret) { + ath_err(common, + "Unable to reset hardware; reset status %d (freq %u MHz)\n", + ret, ah->curchan->channel); + } + + /* Disable the PHY */ + ath9k_hw_phy_disable(ah); + + ath9k_htc_ps_restore(priv); + ath9k_htc_setpower(priv, ATH9K_PM_FULL_SLEEP); +} diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c index 6da5e886730..ad3dd3186ad 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c @@ -24,7 +24,7 @@ static struct dentry *ath9k_debugfs_root; /* Utilities */ /*************/ -static void ath_update_txpow(struct ath9k_htc_priv *priv) +void ath_update_txpow(struct ath9k_htc_priv *priv) { struct ath_hw *ah = priv->ah; @@ -840,317 +840,6 @@ set_timer: msecs_to_jiffies(cal_interval)); } -/*******/ -/* LED */ -/*******/ - -static void ath9k_led_blink_work(struct work_struct *work) -{ - struct ath9k_htc_priv *priv = container_of(work, struct ath9k_htc_priv, - ath9k_led_blink_work.work); - - if (!(priv->op_flags & OP_LED_ASSOCIATED)) - return; - - if ((priv->led_on_duration == ATH_LED_ON_DURATION_IDLE) || - (priv->led_off_duration == ATH_LED_OFF_DURATION_IDLE)) - ath9k_hw_set_gpio(priv->ah, priv->ah->led_pin, 0); - else - ath9k_hw_set_gpio(priv->ah, priv->ah->led_pin, - (priv->op_flags & OP_LED_ON) ? 1 : 0); - - ieee80211_queue_delayed_work(priv->hw, - &priv->ath9k_led_blink_work, - (priv->op_flags & OP_LED_ON) ? - msecs_to_jiffies(priv->led_off_duration) : - msecs_to_jiffies(priv->led_on_duration)); - - priv->led_on_duration = priv->led_on_cnt ? - max((ATH_LED_ON_DURATION_IDLE - priv->led_on_cnt), 25) : - ATH_LED_ON_DURATION_IDLE; - priv->led_off_duration = priv->led_off_cnt ? - max((ATH_LED_OFF_DURATION_IDLE - priv->led_off_cnt), 10) : - ATH_LED_OFF_DURATION_IDLE; - priv->led_on_cnt = priv->led_off_cnt = 0; - - if (priv->op_flags & OP_LED_ON) - priv->op_flags &= ~OP_LED_ON; - else - priv->op_flags |= OP_LED_ON; -} - -static void ath9k_led_brightness_work(struct work_struct *work) -{ - struct ath_led *led = container_of(work, struct ath_led, - brightness_work.work); - struct ath9k_htc_priv *priv = led->priv; - - switch (led->brightness) { - case LED_OFF: - if (led->led_type == ATH_LED_ASSOC || - led->led_type == ATH_LED_RADIO) { - ath9k_hw_set_gpio(priv->ah, priv->ah->led_pin, - (led->led_type == ATH_LED_RADIO)); - priv->op_flags &= ~OP_LED_ASSOCIATED; - if (led->led_type == ATH_LED_RADIO) - priv->op_flags &= ~OP_LED_ON; - } else { - priv->led_off_cnt++; - } - break; - case LED_FULL: - if (led->led_type == ATH_LED_ASSOC) { - priv->op_flags |= OP_LED_ASSOCIATED; - ieee80211_queue_delayed_work(priv->hw, - &priv->ath9k_led_blink_work, 0); - } else if (led->led_type == ATH_LED_RADIO) { - ath9k_hw_set_gpio(priv->ah, priv->ah->led_pin, 0); - priv->op_flags |= OP_LED_ON; - } else { - priv->led_on_cnt++; - } - break; - default: - break; - } -} - -static void ath9k_led_brightness(struct led_classdev *led_cdev, - enum led_brightness brightness) -{ - struct ath_led *led = container_of(led_cdev, struct ath_led, led_cdev); - struct ath9k_htc_priv *priv = led->priv; - - led->brightness = brightness; - if (!(priv->op_flags & OP_LED_DEINIT)) - ieee80211_queue_delayed_work(priv->hw, - &led->brightness_work, 0); -} - -static void ath9k_led_stop_brightness(struct ath9k_htc_priv *priv) -{ - cancel_delayed_work_sync(&priv->radio_led.brightness_work); - cancel_delayed_work_sync(&priv->assoc_led.brightness_work); - cancel_delayed_work_sync(&priv->tx_led.brightness_work); - cancel_delayed_work_sync(&priv->rx_led.brightness_work); -} - -static int ath9k_register_led(struct ath9k_htc_priv *priv, struct ath_led *led, - char *trigger) -{ - int ret; - - led->priv = priv; - led->led_cdev.name = led->name; - led->led_cdev.default_trigger = trigger; - led->led_cdev.brightness_set = ath9k_led_brightness; - - ret = led_classdev_register(wiphy_dev(priv->hw->wiphy), &led->led_cdev); - if (ret) - ath_err(ath9k_hw_common(priv->ah), - "Failed to register led:%s", led->name); - else - led->registered = 1; - - INIT_DELAYED_WORK(&led->brightness_work, ath9k_led_brightness_work); - - return ret; -} - -static void ath9k_unregister_led(struct ath_led *led) -{ - if (led->registered) { - led_classdev_unregister(&led->led_cdev); - led->registered = 0; - } -} - -void ath9k_deinit_leds(struct ath9k_htc_priv *priv) -{ - priv->op_flags |= OP_LED_DEINIT; - ath9k_unregister_led(&priv->assoc_led); - priv->op_flags &= ~OP_LED_ASSOCIATED; - ath9k_unregister_led(&priv->tx_led); - ath9k_unregister_led(&priv->rx_led); - ath9k_unregister_led(&priv->radio_led); -} - -void ath9k_init_leds(struct ath9k_htc_priv *priv) -{ - char *trigger; - int ret; - - if (AR_SREV_9287(priv->ah)) - priv->ah->led_pin = ATH_LED_PIN_9287; - else if (AR_SREV_9271(priv->ah)) - priv->ah->led_pin = ATH_LED_PIN_9271; - else if (AR_DEVID_7010(priv->ah)) - priv->ah->led_pin = ATH_LED_PIN_7010; - else - priv->ah->led_pin = ATH_LED_PIN_DEF; - - /* Configure gpio 1 for output */ - ath9k_hw_cfg_output(priv->ah, priv->ah->led_pin, - AR_GPIO_OUTPUT_MUX_AS_OUTPUT); - /* LED off, active low */ - ath9k_hw_set_gpio(priv->ah, priv->ah->led_pin, 1); - - INIT_DELAYED_WORK(&priv->ath9k_led_blink_work, ath9k_led_blink_work); - - trigger = ieee80211_get_radio_led_name(priv->hw); - snprintf(priv->radio_led.name, sizeof(priv->radio_led.name), - "ath9k-%s::radio", wiphy_name(priv->hw->wiphy)); - ret = ath9k_register_led(priv, &priv->radio_led, trigger); - priv->radio_led.led_type = ATH_LED_RADIO; - if (ret) - goto fail; - - trigger = ieee80211_get_assoc_led_name(priv->hw); - snprintf(priv->assoc_led.name, sizeof(priv->assoc_led.name), - "ath9k-%s::assoc", wiphy_name(priv->hw->wiphy)); - ret = ath9k_register_led(priv, &priv->assoc_led, trigger); - priv->assoc_led.led_type = ATH_LED_ASSOC; - if (ret) - goto fail; - - trigger = ieee80211_get_tx_led_name(priv->hw); - snprintf(priv->tx_led.name, sizeof(priv->tx_led.name), - "ath9k-%s::tx", wiphy_name(priv->hw->wiphy)); - ret = ath9k_register_led(priv, &priv->tx_led, trigger); - priv->tx_led.led_type = ATH_LED_TX; - if (ret) - goto fail; - - trigger = ieee80211_get_rx_led_name(priv->hw); - snprintf(priv->rx_led.name, sizeof(priv->rx_led.name), - "ath9k-%s::rx", wiphy_name(priv->hw->wiphy)); - ret = ath9k_register_led(priv, &priv->rx_led, trigger); - priv->rx_led.led_type = ATH_LED_RX; - if (ret) - goto fail; - - priv->op_flags &= ~OP_LED_DEINIT; - - return; - -fail: - cancel_delayed_work_sync(&priv->ath9k_led_blink_work); - ath9k_deinit_leds(priv); -} - -/*******************/ -/* Rfkill */ -/*******************/ - -static bool ath_is_rfkill_set(struct ath9k_htc_priv *priv) -{ - return ath9k_hw_gpio_get(priv->ah, priv->ah->rfkill_gpio) == - priv->ah->rfkill_polarity; -} - -static void ath9k_htc_rfkill_poll_state(struct ieee80211_hw *hw) -{ - struct ath9k_htc_priv *priv = hw->priv; - bool blocked = !!ath_is_rfkill_set(priv); - - wiphy_rfkill_set_hw_state(hw->wiphy, blocked); -} - -void ath9k_start_rfkill_poll(struct ath9k_htc_priv *priv) -{ - if (priv->ah->caps.hw_caps & ATH9K_HW_CAP_RFSILENT) - wiphy_rfkill_start_polling(priv->hw->wiphy); -} - -static void ath9k_htc_radio_enable(struct ieee80211_hw *hw) -{ - struct ath9k_htc_priv *priv = hw->priv; - struct ath_hw *ah = priv->ah; - struct ath_common *common = ath9k_hw_common(ah); - int ret; - u8 cmd_rsp; - - if (!ah->curchan) - ah->curchan = ath9k_cmn_get_curchannel(hw, ah); - - /* Reset the HW */ - ret = ath9k_hw_reset(ah, ah->curchan, ah->caldata, false); - if (ret) { - ath_err(common, - "Unable to reset hardware; reset status %d (freq %u MHz)\n", - ret, ah->curchan->channel); - } - - ath_update_txpow(priv); - - /* Start RX */ - WMI_CMD(WMI_START_RECV_CMDID); - ath9k_host_rx_init(priv); - - /* Start TX */ - htc_start(priv->htc); - spin_lock_bh(&priv->tx_lock); - priv->tx_queues_stop = false; - spin_unlock_bh(&priv->tx_lock); - ieee80211_wake_queues(hw); - - WMI_CMD(WMI_ENABLE_INTR_CMDID); - - /* Enable LED */ - ath9k_hw_cfg_output(ah, ah->led_pin, - AR_GPIO_OUTPUT_MUX_AS_OUTPUT); - ath9k_hw_set_gpio(ah, ah->led_pin, 0); -} - -static void ath9k_htc_radio_disable(struct ieee80211_hw *hw) -{ - struct ath9k_htc_priv *priv = hw->priv; - struct ath_hw *ah = priv->ah; - struct ath_common *common = ath9k_hw_common(ah); - int ret; - u8 cmd_rsp; - - ath9k_htc_ps_wakeup(priv); - - /* Disable LED */ - ath9k_hw_set_gpio(ah, ah->led_pin, 1); - ath9k_hw_cfg_gpio_input(ah, ah->led_pin); - - WMI_CMD(WMI_DISABLE_INTR_CMDID); - - /* Stop TX */ - ieee80211_stop_queues(hw); - htc_stop(priv->htc); - WMI_CMD(WMI_DRAIN_TXQ_ALL_CMDID); - skb_queue_purge(&priv->tx_queue); - - /* Stop RX */ - WMI_CMD(WMI_STOP_RECV_CMDID); - - /* - * The MIB counters have to be disabled here, - * since the target doesn't do it. - */ - ath9k_hw_disable_mib_counters(ah); - - if (!ah->curchan) - ah->curchan = ath9k_cmn_get_curchannel(hw, ah); - - /* Reset the HW */ - ret = ath9k_hw_reset(ah, ah->curchan, ah->caldata, false); - if (ret) { - ath_err(common, - "Unable to reset hardware; reset status %d (freq %u MHz)\n", - ret, ah->curchan->channel); - } - - /* Disable the PHY */ - ath9k_hw_phy_disable(ah); - - ath9k_htc_ps_restore(priv); - ath9k_htc_setpower(priv, ATH9K_PM_FULL_SLEEP); -} - /**********************/ /* mac80211 Callbacks */ /**********************/ |