[linux-2.6-block.git] / drivers / net / wireless / realtek / rtlwifi / rtl8192se / led.c

/******************************************************************************
 *
 * Copyright(c) 2009-2012  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 _rtl92se_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 rtl92se_init_sw_leds(struct ieee80211_hw *hw)
{
	struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw);
	_rtl92se_init_led(hw, &(pcipriv->ledctl.sw_led0), LED_PIN_LED0);
	_rtl92se_init_led(hw, &(pcipriv->ledctl.sw_led1), LED_PIN_LED1);
}

void rtl92se_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",
		 LEDCFG, pled->ledpin);

	ledcfg = rtl_read_byte(rtlpriv, LEDCFG);

	switch (pled->ledpin) {
	case LED_PIN_GPIO0:
		break;
	case LED_PIN_LED0:
		rtl_write_byte(rtlpriv, LEDCFG, ledcfg & 0xf0);
		break;
	case LED_PIN_LED1:
		rtl_write_byte(rtlpriv, LEDCFG, ledcfg & 0x0f);
		break;
	default:
		pr_err("switch case %#x not processed\n",
		       pled->ledpin);
		break;
	}
	pled->ledon = true;
}

void rtl92se_sw_led_off(struct ieee80211_hw *hw, struct rtl_led *pled)
{
	struct rtl_priv *rtlpriv;
	struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw);
	u8 ledcfg;

	rtlpriv = rtl_priv(hw);
	if (!rtlpriv || rtlpriv->max_fw_size)
		return;
	RT_TRACE(rtlpriv, COMP_LED, DBG_LOUD, "LedAddr:%X ledpin=%d\n",
		 LEDCFG, pled->ledpin);

	ledcfg = rtl_read_byte(rtlpriv, LEDCFG);

	switch (pled->ledpin) {
	case LED_PIN_GPIO0:
		break;
	case LED_PIN_LED0:
		ledcfg &= 0xf0;
		if (pcipriv->ledctl.led_opendrain)
			rtl_write_byte(rtlpriv, LEDCFG, (ledcfg | BIT(1)));
		else
			rtl_write_byte(rtlpriv, LEDCFG, (ledcfg | BIT(3)));
		break;
	case LED_PIN_LED1:
		ledcfg &= 0x0f;
		rtl_write_byte(rtlpriv, LEDCFG, (ledcfg | BIT(3)));
		break;
	default:
		pr_err("switch case %#x not processed\n",
		       pled->ledpin);
		break;
	}
	pled->ledon = false;
}

static void _rtl92se_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:
		rtl92se_sw_led_on(hw, pLed0);
		break;
	case LED_CTL_POWER_OFF:
		rtl92se_sw_led_off(hw, pLed0);
		break;
	default:
		break;
	}
}

void rtl92se_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);

	_rtl92se_sw_led_control(hw, ledaction);
}
Commit	Line	Data
29338004 CL	1	/******************************************************************************
29338004 CL	2	*
ca742cd9	3	* Copyright(c) 2009-2012 Realtek Corporation.
29338004 CL	4	*
	5	* This program is free software; you can redistribute it and/or modify it
	6	* under the terms of version 2 of the GNU General Public License as
	7	* published by the Free Software Foundation.
	8	*
	9	* This program is distributed in the hope that it will be useful, but WITHOUT
	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
	12	* more details.
	13	*
29338004 CL	14	* The full GNU General Public License is included in this distribution in the
	15	* file called LICENSE.
	16	*
	17	* Contact Information:
	18	* wlanfae <wlanfae@realtek.com>
	19	* Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
	20	* Hsinchu 300, Taiwan.
	21	*
	22	* Larry Finger <Larry.Finger@lwfinger.net>
	23	*
	24	*****************************************************************************/
	25
	26	#include "../wifi.h"
	27	#include "../pci.h"
	28	#include "reg.h"
	29	#include "led.h"
	30
	31	static void _rtl92se_init_led(struct ieee80211_hw *hw,
	32	struct rtl_led *pled, enum rtl_led_pin ledpin)
	33	{
	34	pled->hw = hw;
	35	pled->ledpin = ledpin;
	36	pled->ledon = false;
	37	}
	38
	39	void rtl92se_init_sw_leds(struct ieee80211_hw *hw)
	40	{
	41	struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw);
	42	_rtl92se_init_led(hw, &(pcipriv->ledctl.sw_led0), LED_PIN_LED0);
	43	_rtl92se_init_led(hw, &(pcipriv->ledctl.sw_led1), LED_PIN_LED1);
	44	}
	45
	46	void rtl92se_sw_led_on(struct ieee80211_hw hw, struct rtl_led pled)
	47	{
	48	u8 ledcfg;
	49	struct rtl_priv *rtlpriv = rtl_priv(hw);
	50
f30d7507 JP	51	RT_TRACE(rtlpriv, COMP_LED, DBG_LOUD, "LedAddr:%X ledpin=%d\n",
f30d7507 JP	52	LEDCFG, pled->ledpin);
29338004 CL	53
	54	ledcfg = rtl_read_byte(rtlpriv, LEDCFG);
	55
	56	switch (pled->ledpin) {
	57	case LED_PIN_GPIO0:
	58	break;
	59	case LED_PIN_LED0:
	60	rtl_write_byte(rtlpriv, LEDCFG, ledcfg & 0xf0);
	61	break;
	62	case LED_PIN_LED1:
	63	rtl_write_byte(rtlpriv, LEDCFG, ledcfg & 0x0f);
	64	break;
	65	default:
2d15acac LF	66	pr_err("switch case %#x not processed\n",
2d15acac LF	67	pled->ledpin);
29338004 CL	68	break;
	69	}
	70	pled->ledon = true;
	71	}
	72
	73	void rtl92se_sw_led_off(struct ieee80211_hw hw, struct rtl_led pled)
	74	{
b0302aba	75	struct rtl_priv *rtlpriv;
29338004 CL	76	struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw);
	77	u8 ledcfg;
	78
b0302aba LF	79	rtlpriv = rtl_priv(hw);
	80	if (!rtlpriv \|\| rtlpriv->max_fw_size)
	81	return;
f30d7507 JP	82	RT_TRACE(rtlpriv, COMP_LED, DBG_LOUD, "LedAddr:%X ledpin=%d\n",
f30d7507 JP	83	LEDCFG, pled->ledpin);
29338004 CL	84
	85	ledcfg = rtl_read_byte(rtlpriv, LEDCFG);
	86
	87	switch (pled->ledpin) {
	88	case LED_PIN_GPIO0:
	89	break;
	90	case LED_PIN_LED0:
	91	ledcfg &= 0xf0;
e10542c4	92	if (pcipriv->ledctl.led_opendrain)
29338004 CL	93	rtl_write_byte(rtlpriv, LEDCFG, (ledcfg \| BIT(1)));
	94	else
	95	rtl_write_byte(rtlpriv, LEDCFG, (ledcfg \| BIT(3)));
	96	break;
	97	case LED_PIN_LED1:
	98	ledcfg &= 0x0f;
	99	rtl_write_byte(rtlpriv, LEDCFG, (ledcfg \| BIT(3)));
	100	break;
	101	default:
2d15acac LF	102	pr_err("switch case %#x not processed\n",
2d15acac LF	103	pled->ledpin);
29338004 CL	104	break;
	105	}
	106	pled->ledon = false;
	107	}
	108
	109	static void _rtl92se_sw_led_control(struct ieee80211_hw *hw,
	110	enum led_ctl_mode ledaction)
	111	{
	112	struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw);
	113	struct rtl_led *pLed0 = &(pcipriv->ledctl.sw_led0);
	114	switch (ledaction) {
	115	case LED_CTL_POWER_ON:
	116	case LED_CTL_LINK:
	117	case LED_CTL_NO_LINK:
	118	rtl92se_sw_led_on(hw, pLed0);
	119	break;
	120	case LED_CTL_POWER_OFF:
	121	rtl92se_sw_led_off(hw, pLed0);
	122	break;
	123	default:
	124	break;
	125	}
	126	}
	127
	128	void rtl92se_led_control(struct ieee80211_hw *hw, enum led_ctl_mode ledaction)
	129	{
	130	struct rtl_priv *rtlpriv = rtl_priv(hw);
	131	struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
	132
	133	if ((ppsc->rfoff_reason > RF_CHANGE_BY_PS) &&
	134	(ledaction == LED_CTL_TX \|\|
	135	ledaction == LED_CTL_RX \|\|
	136	ledaction == LED_CTL_SITE_SURVEY \|\|
	137	ledaction == LED_CTL_LINK \|\|
	138	ledaction == LED_CTL_NO_LINK \|\|
	139	ledaction == LED_CTL_START_TO_LINK \|\|
	140	ledaction == LED_CTL_POWER_ON)) {
	141	return;
	142	}
f30d7507	143	RT_TRACE(rtlpriv, COMP_LED, DBG_LOUD, "ledaction %d\n", ledaction);
29338004 CL	144
	145	_rtl92se_sw_led_control(hw, ledaction);
	146	}
	147