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author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2015-12-04 16:01:02 +0300 |
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committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2015-12-04 16:01:02 +0300 |
commit | c09c9dd2e9c732658c744a802101d5c34fedde22 (patch) | |
tree | 89f930ede811e66e7a70761aaca079d779fed38a /drivers/net/wireless/realtek/rtlwifi/rtl8821ae/led.c | |
parent | 727ae8be30b428082d3519817f4fb98b712d457d (diff) | |
parent | 06bf403de344a8a0811ebd24992d2a08022c5225 (diff) | |
download | linux-c09c9dd2e9c732658c744a802101d5c34fedde22.tar.xz |
Merge branches 'acpi-pci' and 'pm-pci'
* acpi-pci:
x86/PCI/ACPI: Fix regression caused by commit 4d6b4e69a245
* pm-pci:
PCI / PM: Tune down retryable runtime suspend error messages
Diffstat (limited to 'drivers/net/wireless/realtek/rtlwifi/rtl8821ae/led.c')
-rw-r--r-- | drivers/net/wireless/realtek/rtlwifi/rtl8821ae/led.c | 237 |
1 files changed, 237 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/led.c b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/led.c new file mode 100644 index 000000000000..ba1946a0280e --- /dev/null +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/led.c @@ -0,0 +1,237 @@ +/****************************************************************************** + * + * Copyright(c) 2009-2010 Realtek Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of version 2 of the GNU General Public License as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * The full GNU General Public License is included in this distribution in the + * file called LICENSE. + * + * Contact Information: + * wlanfae <wlanfae@realtek.com> + * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park, + * Hsinchu 300, Taiwan. + * + * Larry Finger <Larry.Finger@lwfinger.net> + * + *****************************************************************************/ + +#include "../wifi.h" +#include "../pci.h" +#include "reg.h" +#include "led.h" + +static void _rtl8821ae_init_led(struct ieee80211_hw *hw, + struct rtl_led *pled, + enum rtl_led_pin ledpin) +{ + pled->hw = hw; + pled->ledpin = ledpin; + pled->ledon = false; +} + +void rtl8821ae_sw_led_on(struct ieee80211_hw *hw, struct rtl_led *pled) +{ + u8 ledcfg; + struct rtl_priv *rtlpriv = rtl_priv(hw); + + RT_TRACE(rtlpriv, COMP_LED, DBG_LOUD, + "LedAddr:%X ledpin=%d\n", REG_LEDCFG2, pled->ledpin); + + switch (pled->ledpin) { + case LED_PIN_GPIO0: + break; + case LED_PIN_LED0: + ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG2); + ledcfg &= ~BIT(6); + rtl_write_byte(rtlpriv, + REG_LEDCFG2, (ledcfg & 0xf0) | BIT(5)); + break; + case LED_PIN_LED1: + ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG1); + rtl_write_byte(rtlpriv, REG_LEDCFG1, ledcfg & 0x10); + break; + default: + RT_TRACE(rtlpriv, COMP_ERR, DBG_LOUD, + "switch case not process\n"); + break; + } + pled->ledon = true; +} + +void rtl8812ae_sw_led_on(struct ieee80211_hw *hw, struct rtl_led *pled) +{ + u16 ledreg = REG_LEDCFG1; + u8 ledcfg = 0; + struct rtl_priv *rtlpriv = rtl_priv(hw); + + switch (pled->ledpin) { + case LED_PIN_LED0: + ledreg = REG_LEDCFG1; + break; + + case LED_PIN_LED1: + ledreg = REG_LEDCFG2; + break; + + case LED_PIN_GPIO0: + default: + break; + } + + RT_TRACE(rtlpriv, COMP_LED, DBG_LOUD, + "In SwLedOn, LedAddr:%X LEDPIN=%d\n", + ledreg, pled->ledpin); + + ledcfg = rtl_read_byte(rtlpriv, ledreg); + ledcfg |= BIT(5); /*Set 0x4c[21]*/ + ledcfg &= ~(BIT(7) | BIT(6) | BIT(3) | BIT(2) | BIT(1) | BIT(0)); + /*Clear 0x4c[23:22] and 0x4c[19:16]*/ + rtl_write_byte(rtlpriv, ledreg, ledcfg); /*SW control led0 on.*/ + pled->ledon = true; +} + +void rtl8821ae_sw_led_off(struct ieee80211_hw *hw, struct rtl_led *pled) +{ + struct rtl_priv *rtlpriv = rtl_priv(hw); + struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw); + u8 ledcfg; + + RT_TRACE(rtlpriv, COMP_LED, DBG_LOUD, + "LedAddr:%X ledpin=%d\n", REG_LEDCFG2, pled->ledpin); + + ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG2); + + switch (pled->ledpin) { + case LED_PIN_GPIO0: + break; + case LED_PIN_LED0: + ledcfg &= 0xf0; + if (pcipriv->ledctl.led_opendrain) { + ledcfg &= 0x90; /* Set to software control. */ + rtl_write_byte(rtlpriv, REG_LEDCFG2, (ledcfg|BIT(3))); + ledcfg = rtl_read_byte(rtlpriv, REG_MAC_PINMUX_CFG); + ledcfg &= 0xFE; + rtl_write_byte(rtlpriv, REG_MAC_PINMUX_CFG, ledcfg); + } else { + ledcfg &= ~BIT(6); + rtl_write_byte(rtlpriv, REG_LEDCFG2, + (ledcfg | BIT(3) | BIT(5))); + } + break; + case LED_PIN_LED1: + ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG1); + ledcfg &= 0x10; /* Set to software control. */ + rtl_write_byte(rtlpriv, REG_LEDCFG1, ledcfg|BIT(3)); + break; + default: + RT_TRACE(rtlpriv, COMP_ERR, DBG_LOUD, + "switch case not process\n"); + break; + } + pled->ledon = false; +} + +void rtl8812ae_sw_led_off(struct ieee80211_hw *hw, struct rtl_led *pled) +{ + u16 ledreg = REG_LEDCFG1; + struct rtl_priv *rtlpriv = rtl_priv(hw); + struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw); + + switch (pled->ledpin) { + case LED_PIN_LED0: + ledreg = REG_LEDCFG1; + break; + + case LED_PIN_LED1: + ledreg = REG_LEDCFG2; + break; + + case LED_PIN_GPIO0: + default: + break; + } + + RT_TRACE(rtlpriv, COMP_LED, DBG_LOUD, + "In SwLedOff,LedAddr:%X LEDPIN=%d\n", + ledreg, pled->ledpin); + /*Open-drain arrangement for controlling the LED*/ + if (pcipriv->ledctl.led_opendrain) { + u8 ledcfg = rtl_read_byte(rtlpriv, ledreg); + + ledreg &= 0xd0; /* Set to software control.*/ + rtl_write_byte(rtlpriv, ledreg, (ledcfg | BIT(3))); + + /*Open-drain arrangement*/ + ledcfg = rtl_read_byte(rtlpriv, REG_MAC_PINMUX_CFG); + ledcfg &= 0xFE;/*Set GPIO[8] to input mode*/ + rtl_write_byte(rtlpriv, REG_MAC_PINMUX_CFG, ledcfg); + } else { + rtl_write_byte(rtlpriv, ledreg, 0x28); + } + + pled->ledon = false; +} + +void rtl8821ae_init_sw_leds(struct ieee80211_hw *hw) +{ + struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw); + + _rtl8821ae_init_led(hw, &pcipriv->ledctl.sw_led0, LED_PIN_LED0); + _rtl8821ae_init_led(hw, &pcipriv->ledctl.sw_led1, LED_PIN_LED1); +} + +static void _rtl8821ae_sw_led_control(struct ieee80211_hw *hw, + enum led_ctl_mode ledaction) +{ + struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw); + struct rtl_led *pLed0 = &pcipriv->ledctl.sw_led0; + struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); + + switch (ledaction) { + case LED_CTL_POWER_ON: + case LED_CTL_LINK: + case LED_CTL_NO_LINK: + if (rtlhal->hw_type == HARDWARE_TYPE_RTL8812AE) + rtl8812ae_sw_led_on(hw, pLed0); + else + rtl8821ae_sw_led_on(hw, pLed0); + break; + case LED_CTL_POWER_OFF: + if (rtlhal->hw_type == HARDWARE_TYPE_RTL8812AE) + rtl8812ae_sw_led_off(hw, pLed0); + else + rtl8821ae_sw_led_off(hw, pLed0); + break; + default: + break; + } +} + +void rtl8821ae_led_control(struct ieee80211_hw *hw, + enum led_ctl_mode ledaction) +{ + struct rtl_priv *rtlpriv = rtl_priv(hw); + struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); + + if ((ppsc->rfoff_reason > RF_CHANGE_BY_PS) && + (ledaction == LED_CTL_TX || + ledaction == LED_CTL_RX || + ledaction == LED_CTL_SITE_SURVEY || + ledaction == LED_CTL_LINK || + ledaction == LED_CTL_NO_LINK || + ledaction == LED_CTL_START_TO_LINK || + ledaction == LED_CTL_POWER_ON)) { + return; + } + RT_TRACE(rtlpriv, COMP_LED, DBG_LOUD, "ledaction %d,\n", + ledaction); + _rtl8821ae_sw_led_control(hw, ledaction); +} |