linux/drivers/net/wireless/rtlwifi/rtl8192ee/led.c

146 lines
3.7 KiB
C

/******************************************************************************
*
* Copyright(c) 2009-2014 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 _rtl92ee_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 rtl92ee_sw_led_on(struct ieee80211_hw *hw, struct rtl_led *pled)
{
u32 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_dword(rtlpriv , REG_GPIO_PIN_CTRL);
ledcfg &= ~BIT(13);
ledcfg |= BIT(21);
ledcfg &= ~BIT(29);
rtl_write_dword(rtlpriv, REG_GPIO_PIN_CTRL, ledcfg);
break;
case LED_PIN_LED1:
break;
default:
RT_TRACE(rtlpriv, COMP_ERR, DBG_LOUD,
"switch case not process\n");
break;
}
pled->ledon = true;
}
void rtl92ee_sw_led_off(struct ieee80211_hw *hw, struct rtl_led *pled)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
u32 ledcfg;
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_dword(rtlpriv , REG_GPIO_PIN_CTRL);
ledcfg |= ~BIT(21);
ledcfg &= ~BIT(29);
rtl_write_dword(rtlpriv, REG_GPIO_PIN_CTRL, ledcfg);
break;
case LED_PIN_LED1:
break;
default:
RT_TRACE(rtlpriv, COMP_ERR, DBG_LOUD,
"switch case not process\n");
break;
}
pled->ledon = false;
}
void rtl92ee_init_sw_leds(struct ieee80211_hw *hw)
{
struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw);
_rtl92ee_init_led(hw, &pcipriv->ledctl.sw_led0, LED_PIN_LED0);
_rtl92ee_init_led(hw, &pcipriv->ledctl.sw_led1, LED_PIN_LED1);
}
static void _rtl92ee_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;
switch (ledaction) {
case LED_CTL_POWER_ON:
case LED_CTL_LINK:
case LED_CTL_NO_LINK:
rtl92ee_sw_led_on(hw, pLed0);
break;
case LED_CTL_POWER_OFF:
rtl92ee_sw_led_off(hw, pLed0);
break;
default:
break;
}
}
void rtl92ee_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_TRACE, "ledaction %d,\n", ledaction);
_rtl92ee_sw_led_control(hw, ledaction);
}