1 /******************************************************************************
3 * Copyright(c) 2009-2012 Realtek Corporation.
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.
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
14 * The full GNU General Public License is included in this distribution in the
15 * file called LICENSE.
17 * Contact Information:
18 * wlanfae <wlanfae@realtek.com>
19 * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
20 * Hsinchu 300, Taiwan.
22 * Larry Finger <Larry.Finger@lwfinger.net>
24 *****************************************************************************/
31 static void _rtl92ce_init_led(struct ieee80211_hw *hw,
32 struct rtl_led *pled, enum rtl_led_pin ledpin)
35 pled->ledpin = ledpin;
39 void rtl92ce_sw_led_on(struct ieee80211_hw *hw, struct rtl_led *pled)
42 struct rtl_priv *rtlpriv = rtl_priv(hw);
44 RT_TRACE(rtlpriv, COMP_LED, DBG_LOUD, "LedAddr:%X ledpin=%d\n",
45 REG_LEDCFG2, pled->ledpin);
47 ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG2);
49 switch (pled->ledpin) {
53 rtl_write_byte(rtlpriv,
54 REG_LEDCFG2, (ledcfg & 0xf0) | BIT(5) | BIT(6));
57 rtl_write_byte(rtlpriv, REG_LEDCFG2, (ledcfg & 0x0f) | BIT(5));
60 pr_err("switch case %#x not processed\n",
67 void rtl92ce_sw_led_off(struct ieee80211_hw *hw, struct rtl_led *pled)
69 struct rtl_priv *rtlpriv = rtl_priv(hw);
72 RT_TRACE(rtlpriv, COMP_LED, DBG_LOUD, "LedAddr:%X ledpin=%d\n",
73 REG_LEDCFG2, pled->ledpin);
75 ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG2);
77 switch (pled->ledpin) {
82 if (rtlpriv->ledctl.led_opendrain)
83 rtl_write_byte(rtlpriv, REG_LEDCFG2,
84 (ledcfg | BIT(1) | BIT(5) | BIT(6)));
86 rtl_write_byte(rtlpriv, REG_LEDCFG2,
87 (ledcfg | BIT(3) | BIT(5) | BIT(6)));
91 rtl_write_byte(rtlpriv, REG_LEDCFG2, (ledcfg | BIT(3)));
94 pr_info("switch case %#x not processed\n", pled->ledpin);
100 void rtl92ce_init_sw_leds(struct ieee80211_hw *hw)
102 struct rtl_priv *rtlpriv = rtl_priv(hw);
104 _rtl92ce_init_led(hw, &rtlpriv->ledctl.sw_led0, LED_PIN_LED0);
105 _rtl92ce_init_led(hw, &rtlpriv->ledctl.sw_led1, LED_PIN_LED1);
108 static void _rtl92ce_sw_led_control(struct ieee80211_hw *hw,
109 enum led_ctl_mode ledaction)
111 struct rtl_priv *rtlpriv = rtl_priv(hw);
112 struct rtl_led *pled0 = &rtlpriv->ledctl.sw_led0;
115 case LED_CTL_POWER_ON:
117 case LED_CTL_NO_LINK:
118 rtl92ce_sw_led_on(hw, pled0);
120 case LED_CTL_POWER_OFF:
121 rtl92ce_sw_led_off(hw, pled0);
128 void rtl92ce_led_control(struct ieee80211_hw *hw,
129 enum led_ctl_mode ledaction)
131 struct rtl_priv *rtlpriv = rtl_priv(hw);
132 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
134 if ((ppsc->rfoff_reason > RF_CHANGE_BY_PS) &&
135 (ledaction == LED_CTL_TX ||
136 ledaction == LED_CTL_RX ||
137 ledaction == LED_CTL_SITE_SURVEY ||
138 ledaction == LED_CTL_LINK ||
139 ledaction == LED_CTL_NO_LINK ||
140 ledaction == LED_CTL_START_TO_LINK ||
141 ledaction == LED_CTL_POWER_ON)) {
144 RT_TRACE(rtlpriv, COMP_LED, DBG_LOUD, "ledaction %d\n",
146 _rtl92ce_sw_led_control(hw, ledaction);