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
9void rtl88ee_sw_led_on(struct ieee80211_hw *hw, enum rtl_led_pin pin)
10{
11	u8 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_byte(rtlpriv, REG_LEDCFG2);
22		rtl_write_byte(rtlpriv,
23			       REG_LEDCFG2, (ledcfg & 0xf0) | BIT(5) | BIT(6));
24		break;
25	case LED_PIN_LED1:
26		ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG1);
27		rtl_write_byte(rtlpriv, REG_LEDCFG1, ledcfg & 0x10);
28		break;
29	default:
30		rtl_dbg(rtlpriv, COMP_ERR, DBG_LOUD,
31			"switch case %#x not processed\n", pin);
32		break;
33	}
34}
35
36void rtl88ee_sw_led_off(struct ieee80211_hw *hw, enum rtl_led_pin pin)
37{
38	struct rtl_priv *rtlpriv = rtl_priv(hw);
39	u8 ledcfg;
40
41	rtl_dbg(rtlpriv, COMP_LED, DBG_LOUD,
42		"LedAddr:%X ledpin=%d\n", REG_LEDCFG2, pin);
43
44	switch (pin) {
45	case LED_PIN_GPIO0:
46		break;
47	case LED_PIN_LED0:
48		ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG2);
49		ledcfg &= 0xf0;
50		if (rtlpriv->ledctl.led_opendrain) {
51			rtl_write_byte(rtlpriv, REG_LEDCFG2,
52				       (ledcfg | BIT(3) | BIT(5) | BIT(6)));
53			ledcfg = rtl_read_byte(rtlpriv, REG_MAC_PINMUX_CFG);
54			rtl_write_byte(rtlpriv, REG_MAC_PINMUX_CFG,
55				       (ledcfg & 0xFE));
56		} else
57			rtl_write_byte(rtlpriv, REG_LEDCFG2,
58				       (ledcfg | BIT(3) | BIT(5) | BIT(6)));
59		break;
60	case LED_PIN_LED1:
61		ledcfg = rtl_read_byte(rtlpriv, REG_LEDCFG1);
62		ledcfg &= 0x10;
63		rtl_write_byte(rtlpriv, REG_LEDCFG1, (ledcfg | BIT(3)));
64		break;
65	default:
66		rtl_dbg(rtlpriv, COMP_ERR, DBG_LOUD,
67			"switch case %#x not processed\n", pin);
68		break;
69	}
70}
71
72static void _rtl88ee_sw_led_control(struct ieee80211_hw *hw,
73				    enum led_ctl_mode ledaction)
74{
75	struct rtl_priv *rtlpriv = rtl_priv(hw);
76	enum rtl_led_pin pin0 = rtlpriv->ledctl.sw_led0;
77
78	switch (ledaction) {
79	case LED_CTL_POWER_ON:
80	case LED_CTL_LINK:
81	case LED_CTL_NO_LINK:
82		rtl88ee_sw_led_on(hw, pin0);
83		break;
84	case LED_CTL_POWER_OFF:
85		rtl88ee_sw_led_off(hw, pin0);
86		break;
87	default:
88		break;
89	}
90}
91
92void rtl88ee_led_control(struct ieee80211_hw *hw,
93			enum led_ctl_mode ledaction)
94{
95	struct rtl_priv *rtlpriv = rtl_priv(hw);
96	struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
97
98	if ((ppsc->rfoff_reason > RF_CHANGE_BY_PS) &&
99	    (ledaction == LED_CTL_TX ||
100	     ledaction == LED_CTL_RX ||
101	     ledaction == LED_CTL_SITE_SURVEY ||
102	     ledaction == LED_CTL_LINK ||
103	     ledaction == LED_CTL_NO_LINK ||
104	     ledaction == LED_CTL_START_TO_LINK ||
105	     ledaction == LED_CTL_POWER_ON)) {
106		return;
107	}
108	rtl_dbg(rtlpriv, COMP_LED, DBG_TRACE, "ledaction %d,\n",
109		ledaction);
110	_rtl88ee_sw_led_control(hw, ledaction);
111}
112