1// SPDX-License-Identifier: GPL-2.0
2/* Copyright(c) 2009-2012  Realtek Corporation.*/
3
4#include "../wifi.h"
5#include "../pci.h"
6#include "reg.h"
7#include "led.h"
8
9void rtl92se_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, "LedAddr:%X ledpin=%d\n",
15		LEDCFG, pin);
16
17	ledcfg = rtl_read_byte(rtlpriv, LEDCFG);
18
19	switch (pin) {
20	case LED_PIN_GPIO0:
21		break;
22	case LED_PIN_LED0:
23		rtl_write_byte(rtlpriv, LEDCFG, ledcfg & 0xf0);
24		break;
25	case LED_PIN_LED1:
26		rtl_write_byte(rtlpriv, LEDCFG, ledcfg & 0x0f);
27		break;
28	default:
29		pr_err("switch case %#x not processed\n", pin);
30		break;
31	}
32}
33
34void rtl92se_sw_led_off(struct ieee80211_hw *hw, enum rtl_led_pin pin)
35{
36	struct rtl_priv *rtlpriv;
37	u8 ledcfg;
38
39	rtlpriv = rtl_priv(hw);
40	if (!rtlpriv || rtlpriv->max_fw_size)
41		return;
42	rtl_dbg(rtlpriv, COMP_LED, DBG_LOUD, "LedAddr:%X ledpin=%d\n",
43		LEDCFG, pin);
44
45	ledcfg = rtl_read_byte(rtlpriv, LEDCFG);
46
47	switch (pin) {
48	case LED_PIN_GPIO0:
49		break;
50	case LED_PIN_LED0:
51		ledcfg &= 0xf0;
52		if (rtlpriv->ledctl.led_opendrain)
53			rtl_write_byte(rtlpriv, LEDCFG, (ledcfg | BIT(1)));
54		else
55			rtl_write_byte(rtlpriv, LEDCFG, (ledcfg | BIT(3)));
56		break;
57	case LED_PIN_LED1:
58		ledcfg &= 0x0f;
59		rtl_write_byte(rtlpriv, LEDCFG, (ledcfg | BIT(3)));
60		break;
61	default:
62		pr_err("switch case %#x not processed\n", pin);
63		break;
64	}
65}
66
67static void _rtl92se_sw_led_control(struct ieee80211_hw *hw,
68				    enum led_ctl_mode ledaction)
69{
70	struct rtl_priv *rtlpriv = rtl_priv(hw);
71	enum rtl_led_pin pin0 = rtlpriv->ledctl.sw_led0;
72
73	switch (ledaction) {
74	case LED_CTL_POWER_ON:
75	case LED_CTL_LINK:
76	case LED_CTL_NO_LINK:
77		rtl92se_sw_led_on(hw, pin0);
78		break;
79	case LED_CTL_POWER_OFF:
80		rtl92se_sw_led_off(hw, pin0);
81		break;
82	default:
83		break;
84	}
85}
86
87void rtl92se_led_control(struct ieee80211_hw *hw, enum led_ctl_mode ledaction)
88{
89	struct rtl_priv *rtlpriv = rtl_priv(hw);
90	struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
91
92	if ((ppsc->rfoff_reason > RF_CHANGE_BY_PS) &&
93	    (ledaction == LED_CTL_TX ||
94	    ledaction == LED_CTL_RX ||
95	    ledaction == LED_CTL_SITE_SURVEY ||
96	    ledaction == LED_CTL_LINK ||
97	    ledaction == LED_CTL_NO_LINK ||
98	    ledaction == LED_CTL_START_TO_LINK ||
99	    ledaction == LED_CTL_POWER_ON)) {
100		return;
101	}
102	rtl_dbg(rtlpriv, COMP_LED, DBG_LOUD, "ledaction %d\n", ledaction);
103
104	_rtl92se_sw_led_control(hw, ledaction);
105}
106
107