1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 2009-2014 Realtek Corporation.*/
3
4 #include "../wifi.h"
5 #include "../pci.h"
6 #include "reg.h"
7 #include "led.h"
8
_rtl92ee_init_led(struct ieee80211_hw * hw,struct rtl_led * pled,enum rtl_led_pin ledpin)9 static void _rtl92ee_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
rtl92ee_sw_led_on(struct ieee80211_hw * hw,struct rtl_led * pled)17 void rtl92ee_sw_led_on(struct ieee80211_hw *hw, struct rtl_led *pled)
18 {
19 u32 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_dword(rtlpriv , REG_GPIO_PIN_CTRL);
30 ledcfg &= ~BIT(13);
31 ledcfg |= BIT(21);
32 ledcfg &= ~BIT(29);
33
34 rtl_write_dword(rtlpriv, REG_GPIO_PIN_CTRL, ledcfg);
35
36 break;
37 case LED_PIN_LED1:
38
39 break;
40 default:
41 rtl_dbg(rtlpriv, COMP_ERR, DBG_LOUD,
42 "switch case %#x not processed\n", pled->ledpin);
43 break;
44 }
45 pled->ledon = true;
46 }
47
rtl92ee_sw_led_off(struct ieee80211_hw * hw,struct rtl_led * pled)48 void rtl92ee_sw_led_off(struct ieee80211_hw *hw, struct rtl_led *pled)
49 {
50 struct rtl_priv *rtlpriv = rtl_priv(hw);
51 u32 ledcfg;
52
53 rtl_dbg(rtlpriv, COMP_LED, DBG_LOUD,
54 "LedAddr:%X ledpin=%d\n", REG_LEDCFG2, pled->ledpin);
55
56 switch (pled->ledpin) {
57 case LED_PIN_GPIO0:
58 break;
59 case LED_PIN_LED0:
60
61 ledcfg = rtl_read_dword(rtlpriv , REG_GPIO_PIN_CTRL);
62 ledcfg |= ~BIT(21);
63 ledcfg &= ~BIT(29);
64 rtl_write_dword(rtlpriv, REG_GPIO_PIN_CTRL, ledcfg);
65
66 break;
67 case LED_PIN_LED1:
68
69 break;
70 default:
71 rtl_dbg(rtlpriv, COMP_ERR, DBG_LOUD,
72 "switch case %#x not processed\n", pled->ledpin);
73 break;
74 }
75 pled->ledon = false;
76 }
77
rtl92ee_init_sw_leds(struct ieee80211_hw * hw)78 void rtl92ee_init_sw_leds(struct ieee80211_hw *hw)
79 {
80 struct rtl_priv *rtlpriv = rtl_priv(hw);
81
82 _rtl92ee_init_led(hw, &rtlpriv->ledctl.sw_led0, LED_PIN_LED0);
83 _rtl92ee_init_led(hw, &rtlpriv->ledctl.sw_led1, LED_PIN_LED1);
84 }
85
_rtl92ee_sw_led_control(struct ieee80211_hw * hw,enum led_ctl_mode ledaction)86 static void _rtl92ee_sw_led_control(struct ieee80211_hw *hw,
87 enum led_ctl_mode ledaction)
88 {
89 struct rtl_priv *rtlpriv = rtl_priv(hw);
90 struct rtl_led *pled0 = &rtlpriv->ledctl.sw_led0;
91
92 switch (ledaction) {
93 case LED_CTL_POWER_ON:
94 case LED_CTL_LINK:
95 case LED_CTL_NO_LINK:
96 rtl92ee_sw_led_on(hw, pled0);
97 break;
98 case LED_CTL_POWER_OFF:
99 rtl92ee_sw_led_off(hw, pled0);
100 break;
101 default:
102 break;
103 }
104 }
105
rtl92ee_led_control(struct ieee80211_hw * hw,enum led_ctl_mode ledaction)106 void rtl92ee_led_control(struct ieee80211_hw *hw, enum led_ctl_mode ledaction)
107 {
108 struct rtl_priv *rtlpriv = rtl_priv(hw);
109 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
110
111 if ((ppsc->rfoff_reason > RF_CHANGE_BY_PS) &&
112 (ledaction == LED_CTL_TX ||
113 ledaction == LED_CTL_RX ||
114 ledaction == LED_CTL_SITE_SURVEY ||
115 ledaction == LED_CTL_LINK ||
116 ledaction == LED_CTL_NO_LINK ||
117 ledaction == LED_CTL_START_TO_LINK ||
118 ledaction == LED_CTL_POWER_ON)) {
119 return;
120 }
121 rtl_dbg(rtlpriv, COMP_LED, DBG_TRACE, "ledaction %d,\n", ledaction);
122 _rtl92ee_sw_led_control(hw, ledaction);
123 }
124