1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun /* Copyright(c) 2009-2012 Realtek Corporation.*/
3*4882a593Smuzhiyun
4*4882a593Smuzhiyun #include "../wifi.h"
5*4882a593Smuzhiyun #include "../pci.h"
6*4882a593Smuzhiyun #include "reg.h"
7*4882a593Smuzhiyun #include "led.h"
8*4882a593Smuzhiyun
_rtl92ce_init_led(struct ieee80211_hw * hw,struct rtl_led * pled,enum rtl_led_pin ledpin)9*4882a593Smuzhiyun static void _rtl92ce_init_led(struct ieee80211_hw *hw,
10*4882a593Smuzhiyun struct rtl_led *pled, enum rtl_led_pin ledpin)
11*4882a593Smuzhiyun {
12*4882a593Smuzhiyun pled->hw = hw;
13*4882a593Smuzhiyun pled->ledpin = ledpin;
14*4882a593Smuzhiyun pled->ledon = false;
15*4882a593Smuzhiyun }
16*4882a593Smuzhiyun
rtl92de_sw_led_on(struct ieee80211_hw * hw,struct rtl_led * pled)17*4882a593Smuzhiyun void rtl92de_sw_led_on(struct ieee80211_hw *hw, struct rtl_led *pled)
18*4882a593Smuzhiyun {
19*4882a593Smuzhiyun u8 ledcfg;
20*4882a593Smuzhiyun struct rtl_priv *rtlpriv = rtl_priv(hw);
21*4882a593Smuzhiyun
22*4882a593Smuzhiyun rtl_dbg(rtlpriv, COMP_LED, DBG_LOUD, "LedAddr:%X ledpin=%d\n",
23*4882a593Smuzhiyun REG_LEDCFG2, pled->ledpin);
24*4882a593Smuzhiyun
25*4882a593Smuzhiyun switch (pled->ledpin) {
26*4882a593Smuzhiyun case LED_PIN_GPIO0:
27*4882a593Smuzhiyun break;
28*4882a593Smuzhiyun case LED_PIN_LED0:
29*4882a593Smuzhiyun ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG2);
30*4882a593Smuzhiyun
31*4882a593Smuzhiyun if ((rtlpriv->efuse.eeprom_did == 0x8176) ||
32*4882a593Smuzhiyun (rtlpriv->efuse.eeprom_did == 0x8193))
33*4882a593Smuzhiyun /* BIT7 of REG_LEDCFG2 should be set to
34*4882a593Smuzhiyun * make sure we could emit the led2. */
35*4882a593Smuzhiyun rtl_write_byte(rtlpriv, REG_LEDCFG2, (ledcfg & 0xf0) |
36*4882a593Smuzhiyun BIT(7) | BIT(5) | BIT(6));
37*4882a593Smuzhiyun else
38*4882a593Smuzhiyun rtl_write_byte(rtlpriv, REG_LEDCFG2, (ledcfg & 0xf0) |
39*4882a593Smuzhiyun BIT(7) | BIT(5));
40*4882a593Smuzhiyun break;
41*4882a593Smuzhiyun case LED_PIN_LED1:
42*4882a593Smuzhiyun ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG1);
43*4882a593Smuzhiyun
44*4882a593Smuzhiyun rtl_write_byte(rtlpriv, REG_LEDCFG2, (ledcfg & 0x0f) | BIT(5));
45*4882a593Smuzhiyun break;
46*4882a593Smuzhiyun default:
47*4882a593Smuzhiyun pr_err("switch case %#x not processed\n",
48*4882a593Smuzhiyun pled->ledpin);
49*4882a593Smuzhiyun break;
50*4882a593Smuzhiyun }
51*4882a593Smuzhiyun pled->ledon = true;
52*4882a593Smuzhiyun }
53*4882a593Smuzhiyun
rtl92de_sw_led_off(struct ieee80211_hw * hw,struct rtl_led * pled)54*4882a593Smuzhiyun void rtl92de_sw_led_off(struct ieee80211_hw *hw, struct rtl_led *pled)
55*4882a593Smuzhiyun {
56*4882a593Smuzhiyun struct rtl_priv *rtlpriv = rtl_priv(hw);
57*4882a593Smuzhiyun u8 ledcfg;
58*4882a593Smuzhiyun
59*4882a593Smuzhiyun rtl_dbg(rtlpriv, COMP_LED, DBG_LOUD, "LedAddr:%X ledpin=%d\n",
60*4882a593Smuzhiyun REG_LEDCFG2, pled->ledpin);
61*4882a593Smuzhiyun
62*4882a593Smuzhiyun ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG2);
63*4882a593Smuzhiyun
64*4882a593Smuzhiyun switch (pled->ledpin) {
65*4882a593Smuzhiyun case LED_PIN_GPIO0:
66*4882a593Smuzhiyun break;
67*4882a593Smuzhiyun case LED_PIN_LED0:
68*4882a593Smuzhiyun ledcfg &= 0xf0;
69*4882a593Smuzhiyun if (rtlpriv->ledctl.led_opendrain)
70*4882a593Smuzhiyun rtl_write_byte(rtlpriv, REG_LEDCFG2,
71*4882a593Smuzhiyun (ledcfg | BIT(1) | BIT(5) | BIT(6)));
72*4882a593Smuzhiyun else
73*4882a593Smuzhiyun rtl_write_byte(rtlpriv, REG_LEDCFG2,
74*4882a593Smuzhiyun (ledcfg | BIT(3) | BIT(5) | BIT(6)));
75*4882a593Smuzhiyun break;
76*4882a593Smuzhiyun case LED_PIN_LED1:
77*4882a593Smuzhiyun ledcfg &= 0x0f;
78*4882a593Smuzhiyun rtl_write_byte(rtlpriv, REG_LEDCFG2, (ledcfg | BIT(3)));
79*4882a593Smuzhiyun break;
80*4882a593Smuzhiyun default:
81*4882a593Smuzhiyun pr_err("switch case %#x not processed\n",
82*4882a593Smuzhiyun pled->ledpin);
83*4882a593Smuzhiyun break;
84*4882a593Smuzhiyun }
85*4882a593Smuzhiyun pled->ledon = false;
86*4882a593Smuzhiyun }
87*4882a593Smuzhiyun
rtl92de_init_sw_leds(struct ieee80211_hw * hw)88*4882a593Smuzhiyun void rtl92de_init_sw_leds(struct ieee80211_hw *hw)
89*4882a593Smuzhiyun {
90*4882a593Smuzhiyun struct rtl_priv *rtlpriv = rtl_priv(hw);
91*4882a593Smuzhiyun
92*4882a593Smuzhiyun _rtl92ce_init_led(hw, &rtlpriv->ledctl.sw_led0, LED_PIN_LED0);
93*4882a593Smuzhiyun _rtl92ce_init_led(hw, &rtlpriv->ledctl.sw_led1, LED_PIN_LED1);
94*4882a593Smuzhiyun }
95*4882a593Smuzhiyun
_rtl92ce_sw_led_control(struct ieee80211_hw * hw,enum led_ctl_mode ledaction)96*4882a593Smuzhiyun static void _rtl92ce_sw_led_control(struct ieee80211_hw *hw,
97*4882a593Smuzhiyun enum led_ctl_mode ledaction)
98*4882a593Smuzhiyun {
99*4882a593Smuzhiyun struct rtl_priv *rtlpriv = rtl_priv(hw);
100*4882a593Smuzhiyun struct rtl_led *pled0 = &rtlpriv->ledctl.sw_led0;
101*4882a593Smuzhiyun
102*4882a593Smuzhiyun switch (ledaction) {
103*4882a593Smuzhiyun case LED_CTL_POWER_ON:
104*4882a593Smuzhiyun case LED_CTL_LINK:
105*4882a593Smuzhiyun case LED_CTL_NO_LINK:
106*4882a593Smuzhiyun rtl92de_sw_led_on(hw, pled0);
107*4882a593Smuzhiyun break;
108*4882a593Smuzhiyun case LED_CTL_POWER_OFF:
109*4882a593Smuzhiyun rtl92de_sw_led_off(hw, pled0);
110*4882a593Smuzhiyun break;
111*4882a593Smuzhiyun default:
112*4882a593Smuzhiyun break;
113*4882a593Smuzhiyun }
114*4882a593Smuzhiyun }
115*4882a593Smuzhiyun
rtl92de_led_control(struct ieee80211_hw * hw,enum led_ctl_mode ledaction)116*4882a593Smuzhiyun void rtl92de_led_control(struct ieee80211_hw *hw, enum led_ctl_mode ledaction)
117*4882a593Smuzhiyun {
118*4882a593Smuzhiyun struct rtl_priv *rtlpriv = rtl_priv(hw);
119*4882a593Smuzhiyun struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
120*4882a593Smuzhiyun
121*4882a593Smuzhiyun if ((ppsc->rfoff_reason > RF_CHANGE_BY_PS) &&
122*4882a593Smuzhiyun (ledaction == LED_CTL_TX ||
123*4882a593Smuzhiyun ledaction == LED_CTL_RX ||
124*4882a593Smuzhiyun ledaction == LED_CTL_SITE_SURVEY ||
125*4882a593Smuzhiyun ledaction == LED_CTL_LINK ||
126*4882a593Smuzhiyun ledaction == LED_CTL_NO_LINK ||
127*4882a593Smuzhiyun ledaction == LED_CTL_START_TO_LINK ||
128*4882a593Smuzhiyun ledaction == LED_CTL_POWER_ON)) {
129*4882a593Smuzhiyun return;
130*4882a593Smuzhiyun }
131*4882a593Smuzhiyun rtl_dbg(rtlpriv, COMP_LED, DBG_LOUD, "ledaction %d,\n", ledaction);
132*4882a593Smuzhiyun
133*4882a593Smuzhiyun _rtl92ce_sw_led_control(hw, ledaction);
134*4882a593Smuzhiyun }
135