rtl8188eu/hal/rtl8188eu_led.c

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/******************************************************************************
*
* Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
*
* 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.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
*
*
******************************************************************************/
#include <osdep_service.h>
#include <drv_types.h>
#include <rtl8188e_hal.h>
#include <rtl8188e_led.h>
/* LED object. */
/* LED_819xUsb routines. */
/* Description: */
/* Turn on LED according to LedPin specified. */
void SwLedOn(struct adapter *padapter, struct LED_871x *pLed)
{
u8 LedCfg;
if (padapter->bSurpriseRemoved || padapter->bDriverStopped)
return;
LedCfg = rtw_read8(padapter, REG_LEDCFG2);
switch (pLed->LedPin) {
case LED_PIN_LED0:
rtw_write8(padapter, REG_LEDCFG2, (LedCfg&0xf0)|BIT5|BIT6); /* SW control led0 on. */
break;
case LED_PIN_LED1:
rtw_write8(padapter, REG_LEDCFG2, (LedCfg&0x0f)|BIT5); /* SW control led1 on. */
break;
default:
break;
}
pLed->bLedOn = true;
}
/* Description: */
/* Turn off LED according to LedPin specified. */
void SwLedOff(struct adapter *padapter, struct LED_871x *pLed)
{
u8 LedCfg;
struct hal_data_8188e *pHalData = GET_HAL_DATA(padapter);
if (padapter->bSurpriseRemoved || padapter->bDriverStopped)
goto exit;
LedCfg = rtw_read8(padapter, REG_LEDCFG2);/* 0x4E */
switch (pLed->LedPin) {
case LED_PIN_LED0:
if (pHalData->bLedOpenDrain) {
/* Open-drain arrangement for controlling the LED) */
LedCfg &= 0x90; /* Set to software control. */
rtw_write8(padapter, REG_LEDCFG2, (LedCfg|BIT3));
LedCfg = rtw_read8(padapter, REG_MAC_PINMUX_CFG);
LedCfg &= 0xFE;
rtw_write8(padapter, REG_MAC_PINMUX_CFG, LedCfg);
} else {
rtw_write8(padapter, REG_LEDCFG2, (LedCfg|BIT3|BIT5|BIT6));
}
break;
case LED_PIN_LED1:
LedCfg &= 0x0f; /* Set to software control. */
rtw_write8(padapter, REG_LEDCFG2, (LedCfg|BIT3));
break;
default:
break;
}
exit:
pLed->bLedOn = false;
}
/* Interface to manipulate LED objects. */
/* Default LED behavior. */
/* Description: */
/* Initialize all LED_871x objects. */
void rtl8188eu_InitSwLeds(struct adapter *padapter)
{
struct led_priv *pledpriv = &(padapter->ledpriv);
pledpriv->LedControlHandler = LedControl8188eu;
InitLed871x(padapter, &(pledpriv->SwLed0), LED_PIN_LED0);
InitLed871x(padapter, &(pledpriv->SwLed1), LED_PIN_LED1);
}
/* Description: */
/* DeInitialize all LED_819xUsb objects. */
void rtl8188eu_DeInitSwLeds(struct adapter *padapter)
{
struct led_priv *ledpriv = &(padapter->ledpriv);
DeInitLed871x(&(ledpriv->SwLed0));
DeInitLed871x(&(ledpriv->SwLed1));
}