1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 2009-2013 Realtek Corporation.*/
3
4 #include "../wifi.h"
5 #include "../pci.h"
6 #include "reg.h"
7 #include "led.h"
8
_rtl88ee_init_led(struct ieee80211_hw * hw,struct rtl_led * pled,enum rtl_led_pin ledpin)9 static void _rtl88ee_init_led(struct ieee80211_hw *hw,
10 struct rtl_led *pled, enum rtl_led_pin ledpin)
11 {
12 pled->hw = hw;
13 pled->ledpin = ledpin;
14 pled->ledon = false;
15 }
16
rtl88ee_sw_led_on(struct ieee80211_hw * hw,struct rtl_led * pled)17 void rtl88ee_sw_led_on(struct ieee80211_hw *hw, struct rtl_led *pled)
18 {
19 u8 ledcfg;
20 struct rtl_priv *rtlpriv = rtl_priv(hw);
21
22 rtl_dbg(rtlpriv, COMP_LED, DBG_LOUD,
23 "LedAddr:%X ledpin=%d\n", REG_LEDCFG2, pled->ledpin);
24
25 switch (pled->ledpin) {
26 case LED_PIN_GPIO0:
27 break;
28 case LED_PIN_LED0:
29 ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG2);
30 rtl_write_byte(rtlpriv,
31 REG_LEDCFG2, (ledcfg & 0xf0) | BIT(5) | BIT(6));
32 break;
33 case LED_PIN_LED1:
34 ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG1);
35 rtl_write_byte(rtlpriv, REG_LEDCFG1, ledcfg & 0x10);
36 break;
37 default:
38 rtl_dbg(rtlpriv, COMP_ERR, DBG_LOUD,
39 "switch case %#x not processed\n", pled->ledpin);
40 break;
41 }
42 pled->ledon = true;
43 }
44
rtl88ee_sw_led_off(struct ieee80211_hw * hw,struct rtl_led * pled)45 void rtl88ee_sw_led_off(struct ieee80211_hw *hw, struct rtl_led *pled)
46 {
47 struct rtl_priv *rtlpriv = rtl_priv(hw);
48 u8 ledcfg;
49
50 rtl_dbg(rtlpriv, COMP_LED, DBG_LOUD,
51 "LedAddr:%X ledpin=%d\n", REG_LEDCFG2, pled->ledpin);
52
53 switch (pled->ledpin) {
54 case LED_PIN_GPIO0:
55 break;
56 case LED_PIN_LED0:
57 ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG2);
58 ledcfg &= 0xf0;
59 if (rtlpriv->ledctl.led_opendrain) {
60 rtl_write_byte(rtlpriv, REG_LEDCFG2,
61 (ledcfg | BIT(3) | BIT(5) | BIT(6)));
62 ledcfg = rtl_read_byte(rtlpriv, REG_MAC_PINMUX_CFG);
63 rtl_write_byte(rtlpriv, REG_MAC_PINMUX_CFG,
64 (ledcfg & 0xFE));
65 } else
66 rtl_write_byte(rtlpriv, REG_LEDCFG2,
67 (ledcfg | BIT(3) | BIT(5) | BIT(6)));
68 break;
69 case LED_PIN_LED1:
70 ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG1);
71 ledcfg &= 0x10;
72 rtl_write_byte(rtlpriv, REG_LEDCFG1, (ledcfg | BIT(3)));
73 break;
74 default:
75 rtl_dbg(rtlpriv, COMP_ERR, DBG_LOUD,
76 "switch case %#x not processed\n", pled->ledpin);
77 break;
78 }
79 pled->ledon = false;
80 }
81
rtl88ee_init_sw_leds(struct ieee80211_hw * hw)82 void rtl88ee_init_sw_leds(struct ieee80211_hw *hw)
83 {
84 struct rtl_priv *rtlpriv = rtl_priv(hw);
85
86 _rtl88ee_init_led(hw, &rtlpriv->ledctl.sw_led0, LED_PIN_LED0);
87 _rtl88ee_init_led(hw, &rtlpriv->ledctl.sw_led1, LED_PIN_LED1);
88 }
89
_rtl88ee_sw_led_control(struct ieee80211_hw * hw,enum led_ctl_mode ledaction)90 static void _rtl88ee_sw_led_control(struct ieee80211_hw *hw,
91 enum led_ctl_mode ledaction)
92 {
93 struct rtl_priv *rtlpriv = rtl_priv(hw);
94 struct rtl_led *pled0 = &rtlpriv->ledctl.sw_led0;
95
96 switch (ledaction) {
97 case LED_CTL_POWER_ON:
98 case LED_CTL_LINK:
99 case LED_CTL_NO_LINK:
100 rtl88ee_sw_led_on(hw, pled0);
101 break;
102 case LED_CTL_POWER_OFF:
103 rtl88ee_sw_led_off(hw, pled0);
104 break;
105 default:
106 break;
107 }
108 }
109
rtl88ee_led_control(struct ieee80211_hw * hw,enum led_ctl_mode ledaction)110 void rtl88ee_led_control(struct ieee80211_hw *hw,
111 enum led_ctl_mode ledaction)
112 {
113 struct rtl_priv *rtlpriv = rtl_priv(hw);
114 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
115
116 if ((ppsc->rfoff_reason > RF_CHANGE_BY_PS) &&
117 (ledaction == LED_CTL_TX ||
118 ledaction == LED_CTL_RX ||
119 ledaction == LED_CTL_SITE_SURVEY ||
120 ledaction == LED_CTL_LINK ||
121 ledaction == LED_CTL_NO_LINK ||
122 ledaction == LED_CTL_START_TO_LINK ||
123 ledaction == LED_CTL_POWER_ON)) {
124 return;
125 }
126 rtl_dbg(rtlpriv, COMP_LED, DBG_TRACE, "ledaction %d,\n",
127 ledaction);
128 _rtl88ee_sw_led_control(hw, ledaction);
129 }
130