rtl8192eu-linux-driver/hal/rtl8192e/usb/rtl8192eu_led.c

/******************************************************************************
 *
 * Copyright(c) 2012 - 2017 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.
 *
 *****************************************************************************/
#define _RTL8192E_LED_C_

/* #include <drv_types.h> */
#include <rtl8192e_hal.h>
#ifdef CONFIG_RTW_SW_LED


/* ********************************************************************************
 * LED object.
 * ******************************************************************************** */


/* ********************************************************************************
 *	Prototype of protected function.
 * ******************************************************************************** */


/* ********************************************************************************
 * LED_819xUsb routines.
 * ******************************************************************************** */

/*
 *	Description:
 *		Turn on LED according to LedPin specified.
 *   */
static void
SwLedOn_8192EU(
	PADAPTER		padapter,
	PLED_USB		pLed
)
{
	u8	LedCfg;
	HAL_DATA_TYPE	*pHalData = GET_HAL_DATA(padapter);

	if (RTW_CANNOT_RUN(padapter))
		return;

	if (RT_GetInterfaceSelection(padapter) == INTF_SEL2_MINICARD ||
	    RT_GetInterfaceSelection(padapter) == INTF_SEL3_USB_Solo ||
	    RT_GetInterfaceSelection(padapter) == INTF_SEL4_USB_Combo) {
		LedCfg = rtw_read8(padapter, REG_LEDCFG2);
		switch (pLed->LedPin) {
		case LED_PIN_GPIO0:
			break;

		case LED_PIN_LED0:
			LedCfg = rtw_read8(padapter, REG_LEDCFG0);
			rtw_write8(padapter, REG_LEDCFG1, (LedCfg & ~BIT7)); /* SW control led1 on. */
			break;

		case LED_PIN_LED1:
			phy_set_mac_reg(padapter, 0x64, BIT1, 0);
			phy_set_mac_reg(padapter, 0x4C, BIT15, 0);
			phy_set_mac_reg(padapter, 0x4C, BIT10 | BIT9 | BIT8, 0);
			phy_set_mac_reg(padapter, 0x4C, BIT11, 0);
			break;

		default:
			break;
		}
	} else {
		switch (pLed->LedPin) {
		case LED_PIN_GPIO0:
			break;

		case LED_PIN_LED0: /* 8192EU don't have LED0, so we jump this case to set LED1 */
			LedCfg = rtw_read8(padapter, (REG_LEDCFG1));
			rtw_write8(padapter, (REG_LEDCFG1), (LedCfg & ~BIT7)); /* SW control led1 on. */
			break;

		case LED_PIN_LED1:
			phy_set_mac_reg(padapter, 0x64, BIT1, 0);
			phy_set_mac_reg(padapter, 0x4C, BIT15, 0);
			phy_set_mac_reg(padapter, 0x4C, BIT10 | BIT9 | BIT8, 0);
			phy_set_mac_reg(padapter, 0x4C, BIT11, 0);
			break;

		case LED_PIN_LED2:
			LedCfg = rtw_read8(padapter, (REG_LEDCFG2));
			rtw_write8(padapter, (REG_LEDCFG2), (LedCfg & ~BIT7)); /* SW control led1 on. */
			break;

		default:
			break;
		}
	}

	pLed->bLedOn = _TRUE;
}


/*
 *	Description:
 *		Turn off LED according to LedPin specified.
 *   */
static void
SwLedOff_8192EU(
	PADAPTER		padapter,
	PLED_USB		pLed
)
{
	u8	LedCfg;
	HAL_DATA_TYPE	*pHalData = GET_HAL_DATA(padapter);

	if (RTW_CANNOT_RUN(padapter))
		return;

	if (RT_GetInterfaceSelection(padapter) == INTF_SEL2_MINICARD ||
	    RT_GetInterfaceSelection(padapter) == INTF_SEL3_USB_Solo ||
	    RT_GetInterfaceSelection(padapter) == INTF_SEL4_USB_Combo) {
		LedCfg = rtw_read8(padapter, REG_LEDCFG2);

		/* 2009/10/23 MH Issau eed to move the LED GPIO from bit  0 to bit3. */
		/* 2009/10/26 MH Issau if tyhe device is 8c DID is 0x8176, we need to enable bit6 to */
		/* enable GPIO8 for controlling LED.	 */
		/* 2010/07/02 Supprt Open-drain arrangement for controlling the LED. Added by Roger. */
		/*  */
		switch (pLed->LedPin) {

		case LED_PIN_GPIO0:
			break;

		case LED_PIN_LED0:	/* 8192EU don't have LED0, so we jump this case to set LED1 */
			LedCfg = rtw_read8(padapter, REG_LEDCFG1);
			rtw_write8(padapter, REG_LEDCFG1, LedCfg | BIT7);
			break;

		case LED_PIN_LED1:
			phy_set_mac_reg(padapter, 0x64, BIT1, 0);
			phy_set_mac_reg(padapter, 0x4C, BIT15, 0);
			phy_set_mac_reg(padapter, 0x4C, BIT10 | BIT9 | BIT8, 0);
			phy_set_mac_reg(padapter, 0x4C, BIT11, 1);
			break;

		default:
			break;
		}
	} else {
		switch (pLed->LedPin) {
		case LED_PIN_GPIO0:
			break;

		case LED_PIN_LED0: /* 8192EU don't have LED0, so we jump this case to set LED1 */
			LedCfg = rtw_read8(padapter, REG_LEDCFG1);
			rtw_write8(padapter, REG_LEDCFG1, LedCfg | BIT7);
			break;

		case LED_PIN_LED1:
			phy_set_mac_reg(padapter, 0x64, BIT1, 0);
			phy_set_mac_reg(padapter, 0x4C, BIT15, 0);
			phy_set_mac_reg(padapter, 0x4C, BIT10 | BIT9 | BIT8, 0);
			phy_set_mac_reg(padapter, 0x4C, BIT11, 1);
			break;

		case LED_PIN_LED2:
			LedCfg = rtw_read8(padapter, REG_LEDCFG2);
			rtw_write8(padapter, REG_LEDCFG2, LedCfg | BIT7);
			break;

		default:
			break;
		}
	}

	pLed->bLedOn = _FALSE;
}

/* ********************************************************************************
 * Interface to manipulate LED objects.
 * ******************************************************************************** */


/* ********************************************************************************
 * Default LED behavior.
 * ******************************************************************************** */

/*
 *	Description:
 *		Initialize all LED_871x objects.
 *   */
void
rtl8192eu_InitSwLeds(
	_adapter	*padapter
)
{
	struct led_priv *pledpriv = adapter_to_led(padapter);

	pledpriv->LedControlHandler = LedControlUSB;

	pledpriv->SwLedOn = SwLedOn_8192EU;
	pledpriv->SwLedOff = SwLedOff_8192EU;

	InitLed(padapter, &(pledpriv->SwLed0), LED_PIN_LED0);

	InitLed(padapter, &(pledpriv->SwLed1), LED_PIN_LED1);
}


/*
 *	Description:
 *		DeInitialize all LED_819xUsb objects.
 *   */
void
rtl8192eu_DeInitSwLeds(
	_adapter	*padapter
)
{
	struct led_priv	*ledpriv = adapter_to_led(padapter);

	DeInitLed(&(ledpriv->SwLed0));
	DeInitLed(&(ledpriv->SwLed1));
}
#endif