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_sw_led_on(struct ieee80211_hw * hw,enum rtl_led_pin pin)9 void rtl92ee_sw_led_on(struct ieee80211_hw *hw, enum rtl_led_pin pin)
10 {
11 u32 ledcfg;
12 struct rtl_priv *rtlpriv = rtl_priv(hw);
13
14 rtl_dbg(rtlpriv, COMP_LED, DBG_LOUD,
15 "LedAddr:%X ledpin=%d\n", REG_LEDCFG2, pin);
16
17 switch (pin) {
18 case LED_PIN_GPIO0:
19 break;
20 case LED_PIN_LED0:
21 ledcfg = rtl_read_dword(rtlpriv , REG_GPIO_PIN_CTRL);
22 ledcfg &= ~BIT(13);
23 ledcfg |= BIT(21);
24 ledcfg &= ~BIT(29);
25
26 rtl_write_dword(rtlpriv, REG_GPIO_PIN_CTRL, ledcfg);
27
28 break;
29 case LED_PIN_LED1:
30
31 break;
32 default:
33 rtl_dbg(rtlpriv, COMP_ERR, DBG_LOUD,
34 "switch case %#x not processed\n", pin);
35 break;
36 }
37 }
38
rtl92ee_sw_led_off(struct ieee80211_hw * hw,enum rtl_led_pin pin)39 void rtl92ee_sw_led_off(struct ieee80211_hw *hw, enum rtl_led_pin pin)
40 {
41 struct rtl_priv *rtlpriv = rtl_priv(hw);
42 u32 ledcfg;
43
44 rtl_dbg(rtlpriv, COMP_LED, DBG_LOUD,
45 "LedAddr:%X ledpin=%d\n", REG_LEDCFG2, pin);
46
47 switch (pin) {
48 case LED_PIN_GPIO0:
49 break;
50 case LED_PIN_LED0:
51
52 ledcfg = rtl_read_dword(rtlpriv , REG_GPIO_PIN_CTRL);
53 ledcfg |= ~BIT(21);
54 ledcfg &= ~BIT(29);
55 rtl_write_dword(rtlpriv, REG_GPIO_PIN_CTRL, ledcfg);
56
57 break;
58 case LED_PIN_LED1:
59
60 break;
61 default:
62 rtl_dbg(rtlpriv, COMP_ERR, DBG_LOUD,
63 "switch case %#x not processed\n", pin);
64 break;
65 }
66 }
67
_rtl92ee_sw_led_control(struct ieee80211_hw * hw,enum led_ctl_mode ledaction)68 static void _rtl92ee_sw_led_control(struct ieee80211_hw *hw,
69 enum led_ctl_mode ledaction)
70 {
71 struct rtl_priv *rtlpriv = rtl_priv(hw);
72 enum rtl_led_pin pin0 = rtlpriv->ledctl.sw_led0;
73
74 switch (ledaction) {
75 case LED_CTL_POWER_ON:
76 case LED_CTL_LINK:
77 case LED_CTL_NO_LINK:
78 rtl92ee_sw_led_on(hw, pin0);
79 break;
80 case LED_CTL_POWER_OFF:
81 rtl92ee_sw_led_off(hw, pin0);
82 break;
83 default:
84 break;
85 }
86 }
87
rtl92ee_led_control(struct ieee80211_hw * hw,enum led_ctl_mode ledaction)88 void rtl92ee_led_control(struct ieee80211_hw *hw, enum led_ctl_mode ledaction)
89 {
90 struct rtl_priv *rtlpriv = rtl_priv(hw);
91 struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
92
93 if ((ppsc->rfoff_reason > RF_CHANGE_BY_PS) &&
94 (ledaction == LED_CTL_TX ||
95 ledaction == LED_CTL_RX ||
96 ledaction == LED_CTL_SITE_SURVEY ||
97 ledaction == LED_CTL_LINK ||
98 ledaction == LED_CTL_NO_LINK ||
99 ledaction == LED_CTL_START_TO_LINK ||
100 ledaction == LED_CTL_POWER_ON)) {
101 return;
102 }
103 rtl_dbg(rtlpriv, COMP_LED, DBG_TRACE, "ledaction %d,\n", ledaction);
104 _rtl92ee_sw_led_control(hw, ledaction);
105 }
106